Merge git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6

5250 files changed, 371385 insertions, 144024 deletions

diff --git a/.gitignore b/.gitignore
index b93fb7eff942..946c7ec5c922 100644
--- a/.gitignore
+++ b/.gitignore
@@ -25,6 +25,7 @@
 *.elf
 *.bin
 *.gz
+*.bz2
 *.lzma
 *.patch
 *.gcno
diff --git a/Documentation/ABI/stable/sysfs-class-backlight b/Documentation/ABI/stable/sysfs-class-backlight
new file mode 100644
index 000000000000..4d637e1c4ff7
--- /dev/null
+++ b/Documentation/ABI/stable/sysfs-class-backlight
@@ -0,0 +1,36 @@
+What:		/sys/class/backlight/<backlight>/bl_power
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Control BACKLIGHT power, values are FB_BLANK_* from fb.h
+		 - FB_BLANK_UNBLANK (0)   : power on.
+		 - FB_BLANK_POWERDOWN (4) : power off
+Users:		HAL
+
+What:		/sys/class/backlight/<backlight>/brightness
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Control the brightness for this <backlight>. Values
+		are between 0 and max_brightness. This file will also
+		show the brightness level stored in the driver, which
+		may not be the actual brightness (see actual_brightness).
+Users:		HAL
+
+What:		/sys/class/backlight/<backlight>/actual_brightness
+Date:		March 2006
+KernelVersion:	2.6.17
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Show the actual brightness by querying the hardware.
+Users:		HAL
+
+What:		/sys/class/backlight/<backlight>/max_brightness
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Maximum brightness for <backlight>.
+Users:		HAL
diff --git a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss
index 0a92a7c93a62..4f29e5f1ebfa 100644
--- a/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss
+++ b/Documentation/ABI/testing/sysfs-bus-pci-devices-cciss
@@ -31,3 +31,31 @@ Date:		March 2009
 Kernel Version: 2.6.30
 Contact:	iss_storagedev@hp.com
 Description:	A symbolic link to /sys/block/cciss!cXdY
+
+Where:		/sys/bus/pci/devices/<dev>/ccissX/rescan
+Date:		August 2009
+Kernel Version:	2.6.31
+Contact:	iss_storagedev@hp.com
+Description:	Kicks of a rescan of the controller to discover logical
+		drive topology changes.
+
+Where:		/sys/bus/pci/devices/<dev>/ccissX/cXdY/lunid
+Date:		August 2009
+Kernel Version: 2.6.31
+Contact:	iss_storagedev@hp.com
+Description:	Displays the 8-byte LUN ID used to address logical
+		drive Y of controller X.
+
+Where:		/sys/bus/pci/devices/<dev>/ccissX/cXdY/raid_level
+Date:		August 2009
+Kernel Version: 2.6.31
+Contact:	iss_storagedev@hp.com
+Description:	Displays the RAID level of logical drive Y of
+		controller X.
+
+Where:		/sys/bus/pci/devices/<dev>/ccissX/cXdY/usage_count
+Date:		August 2009
+Kernel Version: 2.6.31
+Contact:	iss_storagedev@hp.com
+Description:	Displays the usage count (number of opens) of logical drive Y
+		of controller X.
diff --git a/Documentation/ABI/testing/sysfs-class-lcd b/Documentation/ABI/testing/sysfs-class-lcd
new file mode 100644
index 000000000000..35906bf7aa70
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-lcd
@@ -0,0 +1,23 @@
+What:		/sys/class/lcd/<lcd>/lcd_power
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Control LCD power, values are FB_BLANK_* from fb.h
+		 - FB_BLANK_UNBLANK (0)   : power on.
+		 - FB_BLANK_POWERDOWN (4) : power off
+
+What:		/sys/class/lcd/<lcd>/contrast
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Current contrast of this LCD device. Value is between 0 and
+		/sys/class/lcd/<lcd>/max_contrast.
+
+What:		/sys/class/lcd/<lcd>/max_contrast
+Date:		April 2005
+KernelVersion:	2.6.12
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Maximum contrast for this LCD device.
diff --git a/Documentation/ABI/testing/sysfs-class-led b/Documentation/ABI/testing/sysfs-class-led
new file mode 100644
index 000000000000..9e4541d71cb6
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-class-led
@@ -0,0 +1,28 @@
+What:		/sys/class/leds/<led>/brightness
+Date:		March 2006
+KernelVersion:	2.6.17
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Set the brightness of the LED. Most LEDs don't
+		have hardware brightness support so will just be turned on for
+		non-zero brightness settings. The value is between 0 and
+		/sys/class/leds/<led>/max_brightness.
+
+What:		/sys/class/leds/<led>/max_brightness
+Date:		March 2006
+KernelVersion:	2.6.17
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Maximum brightness level for this led, default is 255 (LED_FULL).
+
+What:		/sys/class/leds/<led>/trigger
+Date:		March 2006
+KernelVersion:	2.6.17
+Contact:	Richard Purdie <rpurdie@rpsys.net>
+Description:
+		Set the trigger for this LED. A trigger is a kernel based source
+		of led events.
+		You can change triggers in a similar manner to the way an IO
+		scheduler is chosen. Trigger specific parameters can appear in
+		/sys/class/leds/<led> once a given trigger is selected.
+
diff --git a/Documentation/ABI/testing/sysfs-class-usb_host b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc
index 46b66ad1f1b4..4e8106f7cfd9 100644
--- a/Documentation/ABI/testing/sysfs-class-usb_host
+++ b/Documentation/ABI/testing/sysfs-class-uwb_rc-wusbhc
@@ -1,4 +1,4 @@
-What:           /sys/class/usb_host/usb_hostN/wusb_chid
+What:           /sys/class/uwb_rc/uwbN/wusbhc/wusb_chid
 Date:           July 2008
 KernelVersion:  2.6.27
 Contact:        David Vrabel <david.vrabel@csr.com>
@@ -9,7 +9,7 @@ Description:
 
                 Set an all zero CHID to stop the host controller.
 
-What:           /sys/class/usb_host/usb_hostN/wusb_trust_timeout
+What:           /sys/class/uwb_rc/uwbN/wusbhc/wusb_trust_timeout
 Date:           July 2008
 KernelVersion:  2.6.27
 Contact:        David Vrabel <david.vrabel@csr.com>
diff --git a/Documentation/ABI/testing/sysfs-devices-cache_disable b/Documentation/ABI/testing/sysfs-devices-cache_disable
deleted file mode 100644
index 175bb4f70512..000000000000
--- a/Documentation/ABI/testing/sysfs-devices-cache_disable
+++ /dev/null
@@ -1,18 +0,0 @@
-What:      /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X
-Date:      August 2008
-KernelVersion:	2.6.27
-Contact:	mark.langsdorf@amd.com
-Description:	These files exist in every cpu's cache index directories.
-		There are currently 2 cache_disable_# files in each
-		directory.  Reading from these files on a supported
-		processor will return that cache disable index value
-		for that processor and node.  Writing to one of these
-		files will cause the specificed cache index to be disabled.
-
-		Currently, only AMD Family 10h Processors support cache index
-		disable, and only for their L3 caches.  See the BIOS and
-		Kernel Developer's Guide at
-		http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116-Public-GH-BKDG_3.20_2-4-09.pdf
-		for formatting information and other details on the
-		cache index disable.
-Users:    joachim.deguara@amd.com
diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu
new file mode 100644
index 000000000000..a703b9e9aeb9
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-devices-system-cpu
@@ -0,0 +1,156 @@
+What:		/sys/devices/system/cpu/
+Date:		pre-git history
+Contact:	Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description:
+		A collection of both global and individual CPU attributes
+
+		Individual CPU attributes are contained in subdirectories
+		named by the kernel's logical CPU number, e.g.:
+
+		/sys/devices/system/cpu/cpu#/
+
+What:		/sys/devices/system/cpu/sched_mc_power_savings
+		/sys/devices/system/cpu/sched_smt_power_savings
+Date:		June 2006
+Contact:	Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description:	Discover and adjust the kernel's multi-core scheduler support.
+
+		Possible values are:
+
+		0 - No power saving load balance (default value)
+		1 - Fill one thread/core/package first for long running threads
+		2 - Also bias task wakeups to semi-idle cpu package for power
+		    savings
+
+		sched_mc_power_savings is dependent upon SCHED_MC, which is
+		itself architecture dependent.
+
+		sched_smt_power_savings is dependent upon SCHED_SMT, which
+		is itself architecture dependent.
+
+		The two files are independent of each other. It is possible
+		that one file may be present without the other.
+
+		Introduced by git commit 5c45bf27.
+
+
+What:		/sys/devices/system/cpu/kernel_max
+		/sys/devices/system/cpu/offline
+		/sys/devices/system/cpu/online
+		/sys/devices/system/cpu/possible
+		/sys/devices/system/cpu/present
+Date:		December 2008
+Contact:	Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description:	CPU topology files that describe kernel limits related to
+		hotplug. Briefly:
+
+		kernel_max: the maximum cpu index allowed by the kernel
+		configuration.
+
+		offline: cpus that are not online because they have been
+		HOTPLUGGED off or exceed the limit of cpus allowed by the
+		kernel configuration (kernel_max above).
+
+		online: cpus that are online and being scheduled.
+
+		possible: cpus that have been allocated resources and can be
+		brought online if they are present.
+
+		present: cpus that have been identified as being present in
+		the system.
+
+		See Documentation/cputopology.txt for more information.
+
+
+
+What:		/sys/devices/system/cpu/cpu#/node
+Date:		October 2009
+Contact:	Linux memory management mailing list <linux-mm@kvack.org>
+Description:	Discover NUMA node a CPU belongs to
+
+		When CONFIG_NUMA is enabled, a symbolic link that points
+		to the corresponding NUMA node directory.
+
+		For example, the following symlink is created for cpu42
+		in NUMA node 2:
+
+		/sys/devices/system/cpu/cpu42/node2 -> ../../node/node2
+
+
+What:		/sys/devices/system/cpu/cpu#/topology/core_id
+		/sys/devices/system/cpu/cpu#/topology/core_siblings
+		/sys/devices/system/cpu/cpu#/topology/core_siblings_list
+		/sys/devices/system/cpu/cpu#/topology/physical_package_id
+		/sys/devices/system/cpu/cpu#/topology/thread_siblings
+		/sys/devices/system/cpu/cpu#/topology/thread_siblings_list
+Date:		December 2008
+Contact:	Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description:	CPU topology files that describe a logical CPU's relationship
+		to other cores and threads in the same physical package.
+
+		One cpu# directory is created per logical CPU in the system,
+		e.g. /sys/devices/system/cpu/cpu42/.
+
+		Briefly, the files above are:
+
+		core_id: the CPU core ID of cpu#. Typically it is the
+		hardware platform's identifier (rather than the kernel's).
+		The actual value is architecture and platform dependent.
+
+		core_siblings: internal kernel map of cpu#'s hardware threads
+		within the same physical_package_id.
+
+		core_siblings_list: human-readable list of the logical CPU
+		numbers within the same physical_package_id as cpu#.
+
+		physical_package_id: physical package id of cpu#. Typically
+		corresponds to a physical socket number, but the actual value
+		is architecture and platform dependent.
+
+		thread_siblings: internel kernel map of cpu#'s hardware
+		threads within the same core as cpu#
+
+		thread_siblings_list: human-readable list of cpu#'s hardware
+		threads within the same core as cpu#
+
+		See Documentation/cputopology.txt for more information.
+
+
+What:		/sys/devices/system/cpu/cpuidle/current_driver
+		/sys/devices/system/cpu/cpuidle/current_governer_ro
+Date:		September 2007
+Contact:	Linux kernel mailing list <linux-kernel@vger.kernel.org>
+Description:	Discover cpuidle policy and mechanism
+
+		Various CPUs today support multiple idle levels that are
+		differentiated by varying exit latencies and power
+		consumption during idle.
+
+		Idle policy (governor) is differentiated from idle mechanism
+		(driver)
+
+		current_driver: displays current idle mechanism
+
+		current_governor_ro: displays current idle policy
+
+		See files in Documentation/cpuidle/ for more information.
+
+
+What:      /sys/devices/system/cpu/cpu*/cache/index*/cache_disable_X
+Date:      August 2008
+KernelVersion:	2.6.27
+Contact:	mark.langsdorf@amd.com
+Description:	These files exist in every cpu's cache index directories.
+		There are currently 2 cache_disable_# files in each
+		directory.  Reading from these files on a supported
+		processor will return that cache disable index value
+		for that processor and node.  Writing to one of these
+		files will cause the specificed cache index to be disabled.
+
+		Currently, only AMD Family 10h Processors support cache index
+		disable, and only for their L3 caches.  See the BIOS and
+		Kernel Developer's Guide at
+		http://www.amd.com/us-en/assets/content_type/white_papers_and_tech_docs/31116-Public-GH-BKDG_3.20_2-4-09.pdf
+		for formatting information and other details on the
+		cache index disable.
+Users:    joachim.deguara@amd.com
diff --git a/Documentation/ABI/testing/sysfs-gpio b/Documentation/ABI/testing/sysfs-gpio
index 8aab8092ad35..80f4c94c7bef 100644
--- a/Documentation/ABI/testing/sysfs-gpio
+++ b/Documentation/ABI/testing/sysfs-gpio
@@ -19,6 +19,7 @@ Description:
 	/gpioN ... for each exported GPIO #N
 	    /value ... always readable, writes fail for input GPIOs
 	    /direction ... r/w as: in, out (default low); write: high, low
+	    /edge ... r/w as: none, falling, rising, both
 	/gpiochipN ... for each gpiochip; #N is its first GPIO
 	    /base ... (r/o) same as N
 	    /label ... (r/o) descriptive, not necessarily unique
diff --git a/Documentation/ABI/testing/sysfs-platform-asus-laptop b/Documentation/ABI/testing/sysfs-platform-asus-laptop
new file mode 100644
index 000000000000..a1cb660c50cf
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-platform-asus-laptop
@@ -0,0 +1,52 @@
+What:		/sys/devices/platform/asus-laptop/display
+Date:		January 2007
+KernelVersion:	2.6.20
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		This file allows display switching. The value
+		is composed by 4 bits and defined as follow:
+		4321
+		|||`- LCD
+		||`-- CRT
+		|`--- TV
+		`---- DVI
+		Ex: - 0 (0000b) means no display
+		    - 3 (0011b) CRT+LCD.
+
+What:		/sys/devices/platform/asus-laptop/gps
+Date:		January 2007
+KernelVersion:	2.6.20
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Control the gps device. 1 means on, 0 means off.
+Users:		Lapsus
+
+What:		/sys/devices/platform/asus-laptop/ledd
+Date:		January 2007
+KernelVersion:	2.6.20
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Some models like the W1N have a LED display that can be
+		used to display several informations.
+		To control the LED display, use the following :
+		    echo 0x0T000DDD > /sys/devices/platform/asus-laptop/
+		where T control the 3 letters display, and DDD the 3 digits display.
+		The DDD table can be found in Documentation/laptops/asus-laptop.txt
+
+What:		/sys/devices/platform/asus-laptop/bluetooth
+Date:		January 2007
+KernelVersion:	2.6.20
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Control the bluetooth device. 1 means on, 0 means off.
+		This may control the led, the device or both.
+Users:		Lapsus
+
+What:		/sys/devices/platform/asus-laptop/wlan
+Date:		January 2007
+KernelVersion:	2.6.20
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Control the bluetooth device. 1 means on, 0 means off.
+		This may control the led, the device or both.
+Users:		Lapsus
diff --git a/Documentation/ABI/testing/sysfs-platform-eeepc-laptop b/Documentation/ABI/testing/sysfs-platform-eeepc-laptop
new file mode 100644
index 000000000000..7445dfb321b5
--- /dev/null
+++ b/Documentation/ABI/testing/sysfs-platform-eeepc-laptop
@@ -0,0 +1,50 @@
+What:		/sys/devices/platform/eeepc-laptop/disp
+Date:		May 2008
+KernelVersion:	2.6.26
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		This file allows display switching.
+		- 1 = LCD
+		- 2 = CRT
+		- 3 = LCD+CRT
+		If you run X11, you should use xrandr instead.
+
+What:		/sys/devices/platform/eeepc-laptop/camera
+Date:		May 2008
+KernelVersion:	2.6.26
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Control the camera. 1 means on, 0 means off.
+
+What:		/sys/devices/platform/eeepc-laptop/cardr
+Date:		May 2008
+KernelVersion:	2.6.26
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Control the card reader. 1 means on, 0 means off.
+
+What:		/sys/devices/platform/eeepc-laptop/cpufv
+Date:		Jun 2009
+KernelVersion:	2.6.31
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		Change CPU clock configuration.
+		On the Eee PC 1000H there are three available clock configuration:
+		    * 0 -> Super Performance Mode
+		    * 1 -> High Performance Mode
+		    * 2 -> Power Saving Mode
+		On Eee PC 701 there is only 2 available clock configurations.
+		Available configuration are listed in available_cpufv file.
+		Reading this file will show the raw hexadecimal value which
+		is defined as follow:
+		| 8 bit | 8 bit |
+		    |       `---- Current mode
+		    `------------ Availables modes
+		For example, 0x301 means: mode 1 selected, 3 available modes.
+
+What:		/sys/devices/platform/eeepc-laptop/available_cpufv
+Date:		Jun 2009
+KernelVersion:	2.6.31
+Contact:	"Corentin Chary" <corentincj@iksaif.net>
+Description:
+		List available cpufv modes.
diff --git a/Documentation/DocBook/Makefile b/Documentation/DocBook/Makefile
index 9632444f6c62..ab8300f67182 100644
--- a/Documentation/DocBook/Makefile
+++ b/Documentation/DocBook/Makefile
@@ -14,7 +14,7 @@ DOCBOOKS := z8530book.xml mcabook.xml device-drivers.xml \
 	    genericirq.xml s390-drivers.xml uio-howto.xml scsi.xml \
 	    mac80211.xml debugobjects.xml sh.xml regulator.xml \
 	    alsa-driver-api.xml writing-an-alsa-driver.xml \
-	    tracepoint.xml
+	    tracepoint.xml media.xml
 
 ###
 # The build process is as follows (targets):
@@ -32,7 +32,7 @@ PS_METHOD	= $(prefer-db2x)
 
 ###
 # The targets that may be used.
-PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs
+PHONY += xmldocs sgmldocs psdocs pdfdocs htmldocs mandocs installmandocs cleandocs media
 
 BOOKS := $(addprefix $(obj)/,$(DOCBOOKS))
 xmldocs: $(BOOKS)
@@ -45,12 +45,16 @@ PDF := $(patsubst %.xml, %.pdf, $(BOOKS))
 pdfdocs: $(PDF)
 
 HTML := $(sort $(patsubst %.xml, %.html, $(BOOKS)))
-htmldocs: $(HTML)
+htmldocs: media $(HTML)
 	$(call build_main_index)
 
 MAN := $(patsubst %.xml, %.9, $(BOOKS))
 mandocs: $(MAN)
 
+media:
+	mkdir -p $(srctree)/Documentation/DocBook/media/
+	cp $(srctree)/Documentation/DocBook/dvb/*.png $(srctree)/Documentation/DocBook/v4l/*.gif $(srctree)/Documentation/DocBook/media/
+
 installmandocs: mandocs
 	mkdir -p /usr/local/man/man9/
 	install Documentation/DocBook/man/*.9.gz /usr/local/man/man9/
diff --git a/Documentation/DocBook/dvb/.gitignore b/Documentation/DocBook/dvb/.gitignore
new file mode 100644
index 000000000000..d7ec32eafac9
--- /dev/null
+++ b/Documentation/DocBook/dvb/.gitignore
@@ -0,0 +1 @@
+!*.xml
diff --git a/Documentation/DocBook/dvb/audio.xml b/Documentation/DocBook/dvb/audio.xml
new file mode 100644
index 000000000000..eeb96b8a0864
--- /dev/null
+++ b/Documentation/DocBook/dvb/audio.xml
@@ -0,0 +1,1473 @@
+<title>DVB Audio Device</title>
+<para>The DVB audio device controls the MPEG2 audio decoder of the DVB hardware. It
+can be accessed through <emphasis role="tt">/dev/dvb/adapter0/audio0</emphasis>. Data types and and
+ioctl definitions can be accessed by including <emphasis role="tt">linux/dvb/video.h</emphasis> in your
+application.
+</para>
+<para>Please note that some DVB cards don&#8217;t have their own MPEG decoder, which results in
+the omission of the audio and video device.
+</para>
+
+<section id="audio_data_types">
+<title>Audio Data Types</title>
+<para>This section describes the structures, data types and defines used when talking to the
+audio device.
+</para>
+
+<section id="audio_stream_source_t">
+<title>audio_stream_source_t</title>
+<para>The audio stream source is set through the AUDIO_SELECT_SOURCE call and can take
+the following values, depending on whether we are replaying from an internal (demux) or
+external (user write) source.
+</para>
+<programlisting>
+ typedef enum {
+	 AUDIO_SOURCE_DEMUX,
+	 AUDIO_SOURCE_MEMORY
+ } audio_stream_source_t;
+</programlisting>
+<para>AUDIO_SOURCE_DEMUX selects the demultiplexer (fed either by the frontend or the
+DVR device) as the source of the video stream. If AUDIO_SOURCE_MEMORY
+is selected the stream comes from the application through the <emphasis role="tt">write()</emphasis> system
+call.
+</para>
+
+</section>
+<section id="audio_play_state_t">
+<title>audio_play_state_t</title>
+<para>The following values can be returned by the AUDIO_GET_STATUS call representing the
+state of audio playback.
+</para>
+<programlisting>
+ typedef enum {
+	 AUDIO_STOPPED,
+	 AUDIO_PLAYING,
+	 AUDIO_PAUSED
+ } audio_play_state_t;
+</programlisting>
+
+</section>
+<section id="audio_channel_select_t">
+<title>audio_channel_select_t</title>
+<para>The audio channel selected via AUDIO_CHANNEL_SELECT is determined by the
+following values.
+</para>
+<programlisting>
+ typedef enum {
+	 AUDIO_STEREO,
+	 AUDIO_MONO_LEFT,
+	 AUDIO_MONO_RIGHT,
+ } audio_channel_select_t;
+</programlisting>
+
+</section>
+<section id="struct_audio_status">
+<title>struct audio_status</title>
+<para>The AUDIO_GET_STATUS call returns the following structure informing about various
+states of the playback operation.
+</para>
+<programlisting>
+ typedef struct audio_status {
+	 boolean AV_sync_state;
+	 boolean mute_state;
+	 audio_play_state_t play_state;
+	 audio_stream_source_t stream_source;
+	 audio_channel_select_t channel_select;
+	 boolean bypass_mode;
+ } audio_status_t;
+</programlisting>
+
+</section>
+<section id="struct_audio_mixer">
+<title>struct audio_mixer</title>
+<para>The following structure is used by the AUDIO_SET_MIXER call to set the audio
+volume.
+</para>
+<programlisting>
+ typedef struct audio_mixer {
+	 unsigned int volume_left;
+	 unsigned int volume_right;
+ } audio_mixer_t;
+</programlisting>
+
+</section>
+<section id="audio_encodings">
+<title>audio encodings</title>
+<para>A call to AUDIO_GET_CAPABILITIES returns an unsigned integer with the following
+bits set according to the hardwares capabilities.
+</para>
+<programlisting>
+ #define AUDIO_CAP_DTS    1
+ #define AUDIO_CAP_LPCM   2
+ #define AUDIO_CAP_MP1    4
+ #define AUDIO_CAP_MP2    8
+ #define AUDIO_CAP_MP3   16
+ #define AUDIO_CAP_AAC   32
+ #define AUDIO_CAP_OGG   64
+ #define AUDIO_CAP_SDDS 128
+ #define AUDIO_CAP_AC3  256
+</programlisting>
+
+</section>
+<section id="struct_audio_karaoke">
+<title>struct audio_karaoke</title>
+<para>The ioctl AUDIO_SET_KARAOKE uses the following format:
+</para>
+<programlisting>
+ typedef
+ struct audio_karaoke{
+	 int vocal1;
+	 int vocal2;
+	 int melody;
+ } audio_karaoke_t;
+</programlisting>
+<para>If Vocal1 or Vocal2 are non-zero, they get mixed into left and right t at 70% each. If both,
+Vocal1 and Vocal2 are non-zero, Vocal1 gets mixed into the left channel and Vocal2 into the
+right channel at 100% each. Ff Melody is non-zero, the melody channel gets mixed into left
+and right.
+</para>
+
+</section>
+<section id="audio_attributes">
+<title>audio attributes</title>
+<para>The following attributes can be set by a call to AUDIO_SET_ATTRIBUTES:
+</para>
+<programlisting>
+ typedef uint16_t audio_attributes_t;
+ /&#x22C6;   bits: descr. &#x22C6;/
+ /&#x22C6;   15-13 audio coding mode (0=ac3, 2=mpeg1, 3=mpeg2ext, 4=LPCM, 6=DTS, &#x22C6;/
+ /&#x22C6;   12    multichannel extension &#x22C6;/
+ /&#x22C6;   11-10 audio type (0=not spec, 1=language included) &#x22C6;/
+ /&#x22C6;    9- 8 audio application mode (0=not spec, 1=karaoke, 2=surround) &#x22C6;/
+ /&#x22C6;    7- 6 Quantization / DRC (mpeg audio: 1=DRC exists)(lpcm: 0=16bit,  &#x22C6;/
+ /&#x22C6;    5- 4 Sample frequency fs (0=48kHz, 1=96kHz) &#x22C6;/
+ /&#x22C6;    2- 0 number of audio channels (n+1 channels) &#x22C6;/
+</programlisting>
+ </section></section>
+<section id="audio_function_calls">
+<title>Audio Function Calls</title>
+
+
+<section id="audio_fopen">
+<title>open()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call opens a named audio device (e.g. /dev/dvb/adapter0/audio0)
+ for subsequent use. When an open() call has succeeded, the device will be ready
+ for use. The significance of blocking or non-blocking mode is described in the
+ documentation for functions where there is a difference. It does not affect the
+ semantics of the open() call itself. A device opened in blocking mode can later
+ be put into non-blocking mode (and vice versa) using the F_SETFL command
+ of the fcntl system call. This is a standard system call, documented in the Linux
+ manual page for fcntl. Only one user can open the Audio Device in O_RDWR
+ mode. All other attempts to open the device in this mode will fail, and an error
+ code will be returned. If the Audio Device is opened in O_RDONLY mode, the
+ only ioctl call that can be used is AUDIO_GET_STATUS. All other call will
+ return with an error code.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open(const char &#x22C6;deviceName, int flags);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>const char
+ *deviceName</para>
+</entry><entry
+ align="char">
+<para>Name of specific audio device.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int flags</para>
+</entry><entry
+ align="char">
+<para>A bit-wise OR of the following flags:</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDONLY read-only access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDWR read/write access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_NONBLOCK open in non-blocking mode</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>(blocking mode is the default)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="audio_fclose">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call closes a previously opened audio device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(int fd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="audio_fwrite">
+<title>write()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call can only be used if AUDIO_SOURCE_MEMORY is selected
+ in the ioctl call AUDIO_SELECT_SOURCE. The data provided shall be in
+ PES format. If O_NONBLOCK is not specified the function will block until
+ buffer space is available. The amount of data to be transferred is implied by
+ count.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>size_t write(int fd, const void &#x22C6;buf, size_t count);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>void *buf</para>
+</entry><entry
+ align="char">
+<para>Pointer to the buffer containing the PES data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t count</para>
+</entry><entry
+ align="char">
+<para>Size of buf.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Mode AUDIO_SOURCE_MEMORY not selected.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOMEM</para>
+</entry><entry
+ align="char">
+<para>Attempted to write more data than the internal buffer can
+ hold.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_STOP</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to stop playing the current stream.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_STOP);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_STOP for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_PLAY</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to start playing an audio stream from the
+ selected source.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_PLAY);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_PLAY for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_PAUSE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call suspends the audio stream being played. Decoding and playing
+ are paused. It is then possible to restart again decoding and playing process of
+ the audio stream using AUDIO_CONTINUE command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>If AUDIO_SOURCE_MEMORY is selected in the ioctl call
+ AUDIO_SELECT_SOURCE, the DVB-subsystem will not decode (consume)
+ any more data until the ioctl call AUDIO_CONTINUE or AUDIO_PLAY is
+ performed.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_PAUSE);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_PAUSE for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SELECT_SOURCE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call informs the audio device which source shall be used
+ for the input data. The possible sources are demux or memory. If
+ AUDIO_SOURCE_MEMORY is selected, the data is fed to the Audio Device
+ through the write command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_SELECT_SOURCE,
+ audio_stream_source_t source);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SELECT_SOURCE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>audio_stream_source_t
+ source</para>
+</entry><entry
+ align="char">
+<para>Indicates the source that shall be used for the Audio
+ stream.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_MUTE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the audio device to mute the stream that is currently being
+ played.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_SET_MUTE,
+ boolean state);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_MUTE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>boolean state</para>
+</entry><entry
+ align="char">
+<para>Indicates if audio device shall mute or not.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>TRUE Audio Mute</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>FALSE Audio Un-mute</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_AV_SYNC</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to turn ON or OFF A/V synchronization.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_SET_AV_SYNC,
+ boolean state);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_AV_SYNC for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>boolean state</para>
+</entry><entry
+ align="char">
+<para>Tells the DVB subsystem if A/V synchronization shall be
+ ON or OFF.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>TRUE AV-sync ON</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>FALSE AV-sync OFF</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_BYPASS_MODE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to bypass the Audio decoder and forward
+ the stream without decoding. This mode shall be used if streams that can&#8217;t be
+ handled by the DVB system shall be decoded. Dolby DigitalTM streams are
+ automatically forwarded by the DVB subsystem if the hardware can handle it.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ AUDIO_SET_BYPASS_MODE, boolean mode);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_BYPASS_MODE for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>boolean mode</para>
+</entry><entry
+ align="char">
+<para>Enables or disables the decoding of the current Audio
+ stream in the DVB subsystem.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>TRUE Bypass is disabled</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>FALSE Bypass is enabled</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_CHANNEL_SELECT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to select the requested channel if possible.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ AUDIO_CHANNEL_SELECT, audio_channel_select_t);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_CHANNEL_SELECT for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>audio_channel_select_t
+ ch</para>
+</entry><entry
+ align="char">
+<para>Select the output format of the audio (mono left/right,
+ stereo).</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter ch.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_GET_STATUS</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to return the current state of the Audio
+ Device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_GET_STATUS,
+ struct audio_status &#x22C6;status);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_GET_STATUS for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct audio_status
+ *status</para>
+</entry><entry
+ align="char">
+<para>Returns the current state of Audio Device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>status points to invalid address.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_GET_CAPABILITIES</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to tell us about the decoding capabilities
+ of the audio hardware.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ AUDIO_GET_CAPABILITIES, unsigned int &#x22C6;cap);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_GET_CAPABILITIES for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>unsigned int *cap</para>
+</entry><entry
+ align="char">
+<para>Returns a bit array of supported sound formats.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>cap points to an invalid address.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_CLEAR_BUFFER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Audio Device to clear all software and hardware buffers
+ of the audio decoder device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_CLEAR_BUFFER);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_CLEAR_BUFFER for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_ID</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl selects which sub-stream is to be decoded if a program or system
+ stream is sent to the video device. If no audio stream type is set the id has to be
+ in [0xC0,0xDF] for MPEG sound, in [0x80,0x87] for AC3 and in [0xA0,0xA7]
+ for LPCM. More specifications may follow for other stream types. If the stream
+ type is set the id just specifies the substream id of the audio stream and only
+ the first 5 bits are recognized.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_SET_ID, int
+ id);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_ID for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int id</para>
+</entry><entry
+ align="char">
+<para>audio sub-stream id</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid sub-stream id.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_MIXER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl lets you adjust the mixer settings of the audio decoder.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = AUDIO_SET_MIXER,
+ audio_mixer_t &#x22C6;mix);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_ID for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>audio_mixer_t *mix</para>
+</entry><entry
+ align="char">
+<para>mixer settings.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>mix points to an invalid address.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_STREAMTYPE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl tells the driver which kind of audio stream to expect. This is useful
+ if the stream offers several audio sub-streams like LPCM and AC3.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = AUDIO_SET_STREAMTYPE,
+ int type);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_STREAMTYPE for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int type</para>
+</entry><entry
+ align="char">
+<para>stream type</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>type is not a valid or supported stream type.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_EXT_ID</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl can be used to set the extension id for MPEG streams in DVD
+ playback. Only the first 3 bits are recognized.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = AUDIO_SET_EXT_ID, int
+ id);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_EXT_ID for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int id</para>
+</entry><entry
+ align="char">
+<para>audio sub_stream_id</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>id is not a valid id.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_ATTRIBUTES</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl is intended for DVD playback and allows you to set certain
+ information about the audio stream.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = AUDIO_SET_ATTRIBUTES,
+ audio_attributes_t attr );</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_ATTRIBUTES for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>audio_attributes_t
+ attr</para>
+</entry><entry
+ align="char">
+<para>audio attributes according to section ??</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>attr is not a valid or supported attribute setting.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>AUDIO_SET_KARAOKE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl allows one to set the mixer settings for a karaoke DVD.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = AUDIO_SET_STREAMTYPE,
+ audio_karaoke_t &#x22C6;karaoke);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals AUDIO_SET_STREAMTYPE for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>audio_karaoke_t
+ *karaoke</para>
+</entry><entry
+ align="char">
+<para>karaoke settings according to section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>karaoke is not a valid or supported karaoke setting.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section>
+</section>
diff --git a/Documentation/DocBook/dvb/ca.xml b/Documentation/DocBook/dvb/ca.xml
new file mode 100644
index 000000000000..b1f1d2fad654
--- /dev/null
+++ b/Documentation/DocBook/dvb/ca.xml
@@ -0,0 +1,221 @@
+<title>DVB CA Device</title>
+<para>The DVB CA device controls the conditional access hardware. It can be accessed through
+<emphasis role="tt">/dev/dvb/adapter0/ca0</emphasis>. Data types and and ioctl definitions can be accessed by
+including <emphasis role="tt">linux/dvb/ca.h</emphasis> in your application.
+</para>
+
+<section id="ca_data_types">
+<title>CA Data Types</title>
+
+
+<section id="ca_slot_info_t">
+<title>ca_slot_info_t</title>
+ <programlisting>
+ /&#x22C6; slot interface types and info &#x22C6;/
+
+ typedef struct ca_slot_info_s {
+	 int num;               /&#x22C6; slot number &#x22C6;/
+
+	 int type;           /&#x22C6; CA interface this slot supports &#x22C6;/
+ #define CA_CI            1  /&#x22C6; CI high level interface &#x22C6;/
+ #define CA_CI_LINK       2  /&#x22C6; CI link layer level interface &#x22C6;/
+ #define CA_CI_PHYS       4  /&#x22C6; CI physical layer level interface &#x22C6;/
+ #define CA_SC          128  /&#x22C6; simple smart card interface &#x22C6;/
+
+	 unsigned int flags;
+ #define CA_CI_MODULE_PRESENT 1 /&#x22C6; module (or card) inserted &#x22C6;/
+ #define CA_CI_MODULE_READY   2
+ } ca_slot_info_t;
+</programlisting>
+
+</section>
+<section id="ca_descr_info_t">
+<title>ca_descr_info_t</title>
+ <programlisting>
+ typedef struct ca_descr_info_s {
+	 unsigned int num;  /&#x22C6; number of available descramblers (keys) &#x22C6;/
+	 unsigned int type; /&#x22C6; type of supported scrambling system &#x22C6;/
+ #define CA_ECD           1
+ #define CA_NDS           2
+ #define CA_DSS           4
+ } ca_descr_info_t;
+</programlisting>
+
+</section>
+<section id="ca_cap_t">
+<title>ca_cap_t</title>
+ <programlisting>
+ typedef struct ca_cap_s {
+	 unsigned int slot_num;  /&#x22C6; total number of CA card and module slots &#x22C6;/
+	 unsigned int slot_type; /&#x22C6; OR of all supported types &#x22C6;/
+	 unsigned int descr_num; /&#x22C6; total number of descrambler slots (keys) &#x22C6;/
+	 unsigned int descr_type;/&#x22C6; OR of all supported types &#x22C6;/
+ } ca_cap_t;
+</programlisting>
+
+</section>
+<section id="ca_msg_t">
+<title>ca_msg_t</title>
+ <programlisting>
+ /&#x22C6; a message to/from a CI-CAM &#x22C6;/
+ typedef struct ca_msg_s {
+	 unsigned int index;
+	 unsigned int type;
+	 unsigned int length;
+	 unsigned char msg[256];
+ } ca_msg_t;
+</programlisting>
+
+</section>
+<section id="ca_descr_t">
+<title>ca_descr_t</title>
+ <programlisting>
+ typedef struct ca_descr_s {
+	 unsigned int index;
+	 unsigned int parity;
+	 unsigned char cw[8];
+ } ca_descr_t;
+</programlisting>
+ </section></section>
+<section id="ca_function_calls">
+<title>CA Function Calls</title>
+
+
+<section id="ca_fopen">
+<title>open()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call opens a named ca device (e.g. /dev/ost/ca) for subsequent use.</para>
+<para>When an open() call has succeeded, the device will be ready for use.
+ The significance of blocking or non-blocking mode is described in the
+ documentation for functions where there is a difference. It does not affect the
+ semantics of the open() call itself. A device opened in blocking mode can later
+ be put into non-blocking mode (and vice versa) using the F_SETFL command
+ of the fcntl system call. This is a standard system call, documented in the Linux
+ manual page for fcntl. Only one user can open the CA Device in O_RDWR
+ mode. All other attempts to open the device in this mode will fail, and an error
+ code will be returned.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open(const char &#x22C6;deviceName, int flags);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>const char
+ *deviceName</para>
+</entry><entry
+ align="char">
+<para>Name of specific video device.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int flags</para>
+</entry><entry
+ align="char">
+<para>A bit-wise OR of the following flags:</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDONLY read-only access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDWR read/write access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_NONBLOCK open in non-blocking mode</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>(blocking mode is the default)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="ca_fclose">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call closes a previously opened audio device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(int fd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section>
+</section>
diff --git a/Documentation/DocBook/dvb/demux.xml b/Documentation/DocBook/dvb/demux.xml
new file mode 100644
index 000000000000..1b8c4e9835b9
--- /dev/null
+++ b/Documentation/DocBook/dvb/demux.xml
@@ -0,0 +1,973 @@
+<title>DVB Demux Device</title>
+
+<para>The DVB demux device controls the filters of the DVB hardware/software. It can be
+accessed through <emphasis role="tt">/dev/adapter0/demux0</emphasis>. Data types and and ioctl definitions can be
+accessed by including <emphasis role="tt">linux/dvb/dmx.h</emphasis> in your application.
+</para>
+<section id="dmx_types">
+<title>Demux Data Types</title>
+
+<section id="dmx_output_t">
+<title>dmx_output_t</title>
+ <programlisting>
+ typedef enum
+ {
+	 DMX_OUT_DECODER,
+	 DMX_OUT_TAP,
+	 DMX_OUT_TS_TAP
+ } dmx_output_t;
+</programlisting>
+<para><emphasis role="tt">DMX_OUT_TAP</emphasis> delivers the stream output to the demux device on which the ioctl is
+called.
+</para>
+<para><emphasis role="tt">DMX_OUT_TS_TAP</emphasis> routes output to the logical DVR device <emphasis role="tt">/dev/dvb/adapter0/dvr0</emphasis>,
+which delivers a TS multiplexed from all filters for which <emphasis role="tt">DMX_OUT_TS_TAP</emphasis> was
+specified.
+</para>
+</section>
+
+<section id="dmx_input_t">
+<title>dmx_input_t</title>
+ <programlisting>
+ typedef enum
+ {
+	 DMX_IN_FRONTEND,
+	 DMX_IN_DVR
+ } dmx_input_t;
+</programlisting>
+</section>
+
+<section id="dmx_pes_type_t">
+<title>dmx_pes_type_t</title>
+ <programlisting>
+ typedef enum
+ {
+	 DMX_PES_AUDIO,
+	 DMX_PES_VIDEO,
+	 DMX_PES_TELETEXT,
+	 DMX_PES_SUBTITLE,
+	 DMX_PES_PCR,
+	 DMX_PES_OTHER
+ } dmx_pes_type_t;
+</programlisting>
+</section>
+
+<section id="dmx_event_t">
+<title>dmx_event_t</title>
+ <programlisting>
+ typedef enum
+ {
+	 DMX_SCRAMBLING_EV,
+	 DMX_FRONTEND_EV
+ } dmx_event_t;
+</programlisting>
+</section>
+
+<section id="dmx_scrambling_status_t">
+<title>dmx_scrambling_status_t</title>
+ <programlisting>
+ typedef enum
+ {
+	 DMX_SCRAMBLING_OFF,
+	 DMX_SCRAMBLING_ON
+ } dmx_scrambling_status_t;
+</programlisting>
+</section>
+
+<section id="dmx_filter">
+<title>struct dmx_filter</title>
+ <programlisting>
+ typedef struct dmx_filter
+ {
+	 uint8_t         filter[DMX_FILTER_SIZE];
+	 uint8_t         mask[DMX_FILTER_SIZE];
+ } dmx_filter_t;
+</programlisting>
+</section>
+
+<section id="dmx_sct_filter_params">
+<title>struct dmx_sct_filter_params</title>
+ <programlisting>
+ struct dmx_sct_filter_params
+ {
+	 uint16_t            pid;
+	 dmx_filter_t        filter;
+	 uint32_t            timeout;
+	 uint32_t            flags;
+ #define DMX_CHECK_CRC       1
+ #define DMX_ONESHOT         2
+ #define DMX_IMMEDIATE_START 4
+ };
+</programlisting>
+</section>
+
+<section id="dmx_pes_filter_params">
+<title>struct dmx_pes_filter_params</title>
+ <programlisting>
+ struct dmx_pes_filter_params
+ {
+	 uint16_t            pid;
+	 dmx_input_t         input;
+	 dmx_output_t        output;
+	 dmx_pes_type_t      pes_type;
+	 uint32_t            flags;
+ };
+</programlisting>
+</section>
+
+<section id="dmx_event">
+<title>struct dmx_event</title>
+ <programlisting>
+ struct dmx_event
+ {
+	 dmx_event_t          event;
+	 time_t               timeStamp;
+	 union
+	 {
+		 dmx_scrambling_status_t scrambling;
+	 } u;
+ };
+</programlisting>
+</section>
+
+<section id="dmx_stc">
+<title>struct dmx_stc</title>
+ <programlisting>
+ struct dmx_stc {
+	 unsigned int num;       /&#x22C6; input : which STC? 0..N &#x22C6;/
+	 unsigned int base;      /&#x22C6; output: divisor for stc to get 90 kHz clock &#x22C6;/
+	 uint64_t stc;           /&#x22C6; output: stc in 'base'&#x22C6;90 kHz units &#x22C6;/
+ };
+</programlisting>
+ </section>
+
+</section>
+
+<section id="dmx_fcalls">
+<title>Demux Function Calls</title>
+
+<section id="dmx_fopen">
+<title>open()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call, used with a device name of /dev/dvb/adapter0/demux0,
+ allocates a new filter and returns a handle which can be used for subsequent
+ control of that filter. This call has to be made for each filter to be used, i.e. every
+ returned file descriptor is a reference to a single filter. /dev/dvb/adapter0/dvr0
+ is a logical device to be used for retrieving Transport Streams for digital
+ video recording. When reading from this device a transport stream containing
+ the packets from all PES filters set in the corresponding demux device
+ (/dev/dvb/adapter0/demux0) having the output set to DMX_OUT_TS_TAP. A
+ recorded Transport Stream is replayed by writing to this device. </para>
+<para>The significance of blocking or non-blocking mode is described in the
+ documentation for functions where there is a difference. It does not affect the
+ semantics of the open() call itself. A device opened in blocking mode can later
+ be put into non-blocking mode (and vice versa) using the F_SETFL command
+ of the fcntl system call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open(const char &#x22C6;deviceName, int flags);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>const char
+ *deviceName</para>
+</entry><entry
+ align="char">
+<para>Name of demux device.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int flags</para>
+</entry><entry
+ align="char">
+<para>A bit-wise OR of the following flags:</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDWR read/write access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_NONBLOCK open in non-blocking mode</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>(blocking mode is the default)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EMFILE</para>
+</entry><entry
+ align="char">
+<para>&#8220;Too many open files&#8221;, i.e. no more filters available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOMEM</para>
+</entry><entry
+ align="char">
+<para>The driver failed to allocate enough memory.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_fclose">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call deactivates and deallocates a filter that was previously
+ allocated via the open() call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(int fd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_fread">
+<title>read()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call returns filtered data, which might be section or PES data. The
+ filtered data is transferred from the driver&#8217;s internal circular buffer to buf. The
+ maximum amount of data to be transferred is implied by count.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>When returning section data the driver always tries to return a complete single
+ section (even though buf would provide buffer space for more data). If the size
+ of the buffer is smaller than the section as much as possible will be returned,
+ and the remaining data will be provided in subsequent calls.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The size of the internal buffer is 2 * 4096 bytes (the size of two maximum
+ sized sections) by default. The size of this buffer may be changed by using the
+ DMX_SET_BUFFER_SIZE function. If the buffer is not large enough, or if
+ the read operations are not performed fast enough, this may result in a buffer
+ overflow error. In this case EOVERFLOW will be returned, and the circular
+ buffer will be emptied. This call is blocking if there is no data to return, i.e. the
+ process will be put to sleep waiting for data, unless the O_NONBLOCK flag
+ is specified.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>Note that in order to be able to read, the filtering process has to be started
+ by defining either a section or a PES filter by means of the ioctl functions,
+ and then starting the filtering process via the DMX_START ioctl function
+ or by setting the DMX_IMMEDIATE_START flag. If the reading is done
+ from a logical DVR demux device, the data will constitute a Transport Stream
+ including the packets from all PES filters in the corresponding demux device
+ /dev/dvb/adapter0/demux0 having the output set to DMX_OUT_TS_TAP.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>size_t read(int fd, void &#x22C6;buf, size_t count);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>void *buf</para>
+</entry><entry
+ align="char">
+<para>Pointer to the buffer to be used for returned filtered data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t count</para>
+</entry><entry
+ align="char">
+<para>Size of buf.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EWOULDBLOCK</para>
+</entry><entry
+ align="char">
+<para>No data to return and O_NONBLOCK was specified.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ECRC</para>
+</entry><entry
+ align="char">
+<para>Last section had a CRC error - no data returned. The
+ buffer is flushed.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EOVERFLOW</para>
+</entry><entry
+ align="char">
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>The filtered data was not read from the buffer in due
+ time, resulting in non-read data being lost. The buffer is
+ flushed.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ETIMEDOUT</para>
+</entry><entry
+ align="char">
+<para>The section was not loaded within the stated timeout
+ period. See ioctl DMX_SET_FILTER for how to set a
+ timeout.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>The driver failed to write to the callers buffer due to an
+ invalid *buf pointer.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_fwrite">
+<title>write()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call is only provided by the logical device /dev/dvb/adapter0/dvr0,
+ associated with the physical demux device that provides the actual DVR
+ functionality. It is used for replay of a digitally recorded Transport Stream.
+ Matching filters have to be defined in the corresponding physical demux
+ device, /dev/dvb/adapter0/demux0. The amount of data to be transferred is
+ implied by count.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>ssize_t write(int fd, const void &#x22C6;buf, size_t
+ count);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>void *buf</para>
+</entry><entry
+ align="char">
+<para>Pointer to the buffer containing the Transport Stream.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t count</para>
+</entry><entry
+ align="char">
+<para>Size of buf.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EWOULDBLOCK</para>
+</entry><entry
+ align="char">
+<para>No data was written. This
+ might happen if O_NONBLOCK was specified and there
+ is no more buffer space available (if O_NONBLOCK is
+ not specified the function will block until buffer space is
+ available).</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>This error code indicates that there are conflicting
+ requests. The corresponding demux device is setup to
+ receive data from the front- end. Make sure that these
+ filters are stopped and that the filters with input set to
+ DMX_IN_DVR are started.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_start">
+<title>DMX_START</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to start the actual filtering operation defined via the ioctl
+ calls DMX_SET_FILTER or DMX_SET_PES_FILTER.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_START);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_START for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument, i.e. no filtering parameters provided via
+ the DMX_SET_FILTER or DMX_SET_PES_FILTER
+ functions.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>This error code indicates that there are conflicting
+ requests. There are active filters filtering data from
+ another input source. Make sure that these filters are
+ stopped before starting this filter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_stop">
+<title>DMX_STOP</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to stop the actual filtering operation defined via the
+ ioctl calls DMX_SET_FILTER or DMX_SET_PES_FILTER and started via
+ the DMX_START command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_STOP);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_STOP for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_set_filter">
+<title>DMX_SET_FILTER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call sets up a filter according to the filter and mask parameters
+ provided. A timeout may be defined stating number of seconds to wait for a
+ section to be loaded. A value of 0 means that no timeout should be applied.
+ Finally there is a flag field where it is possible to state whether a section should
+ be CRC-checked, whether the filter should be a &#8221;one-shot&#8221; filter, i.e. if the
+ filtering operation should be stopped after the first section is received, and
+ whether the filtering operation should be started immediately (without waiting
+ for a DMX_START ioctl call). If a filter was previously set-up, this filter will
+ be canceled, and the receive buffer will be flushed.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_SET_FILTER,
+ struct dmx_sct_filter_params &#x22C6;params);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_SET_FILTER for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dmx_sct_filter_params
+ *params</para>
+</entry><entry
+ align="char">
+<para>Pointer to structure containing filter parameters.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_set_pes_filter">
+<title>DMX_SET_PES_FILTER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call sets up a PES filter according to the parameters provided. By a
+ PES filter is meant a filter that is based just on the packet identifier (PID), i.e.
+ no PES header or payload filtering capability is supported.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The transport stream destination for the filtered output may be set. Also the
+ PES type may be stated in order to be able to e.g. direct a video stream directly
+ to the video decoder. Finally there is a flag field where it is possible to state
+ whether the filtering operation should be started immediately (without waiting
+ for a DMX_START ioctl call). If a filter was previously set-up, this filter will
+ be cancelled, and the receive buffer will be flushed.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_SET_PES_FILTER,
+ struct dmx_pes_filter_params &#x22C6;params);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_SET_PES_FILTER for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dmx_pes_filter_params
+ *params</para>
+</entry><entry
+ align="char">
+<para>Pointer to structure containing filter parameters.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>This error code indicates that there are conflicting
+ requests. There are active filters filtering data from
+ another input source. Make sure that these filters are
+ stopped before starting this filter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dms_set_buffer_size">
+<title>DMX_SET_BUFFER_SIZE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to set the size of the circular buffer used for filtered data.
+ The default size is two maximum sized sections, i.e. if this function is not called
+ a buffer size of 2 * 4096 bytes will be used.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request =
+ DMX_SET_BUFFER_SIZE, unsigned long size);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_SET_BUFFER_SIZE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>unsigned long size</para>
+</entry><entry
+ align="char">
+<para>Size of circular buffer.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOMEM</para>
+</entry><entry
+ align="char">
+<para>The driver was not able to allocate a buffer of the
+ requested size.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_get_event">
+<title>DMX_GET_EVENT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns an event if available. If an event is not available,
+ the behavior depends on whether the device is in blocking or non-blocking
+ mode. In the latter case, the call fails immediately with errno set to
+ EWOULDBLOCK. In the former case, the call blocks until an event becomes
+ available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The standard Linux poll() and/or select() system calls can be used with the
+ device file descriptor to watch for new events. For select(), the file descriptor
+ should be included in the exceptfds argument, and for poll(), POLLPRI should
+ be specified as the wake-up condition. Only the latest event for each filter is
+ saved.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_GET_EVENT,
+ struct dmx_event &#x22C6;ev);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_GET_EVENT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct dmx_event *ev</para>
+</entry><entry
+ align="char">
+<para>Pointer to the location where the event is to be stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>ev points to an invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EWOULDBLOCK</para>
+</entry><entry
+ align="char">
+<para>There is no event pending, and the device is in
+ non-blocking mode.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="dmx_get_stc">
+<title>DMX_GET_STC</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns the current value of the system time counter (which is driven
+ by a PES filter of type DMX_PES_PCR). Some hardware supports more than one
+ STC, so you must specify which one by setting the num field of stc before the ioctl
+ (range 0...n). The result is returned in form of a ratio with a 64 bit numerator
+ and a 32 bit denominator, so the real 90kHz STC value is stc-&#x003E;stc /
+ stc-&#x003E;base
+ .</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request = DMX_GET_STC, struct
+ dmx_stc &#x22C6;stc);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals DMX_GET_STC for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct dmx_stc *stc</para>
+</entry><entry
+ align="char">
+<para>Pointer to the location where the stc is to be stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>stc points to an invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid stc number.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
diff --git a/Documentation/DocBook/dvb/dvbapi.xml b/Documentation/DocBook/dvb/dvbapi.xml
new file mode 100644
index 000000000000..4fc5b23470a3
--- /dev/null
+++ b/Documentation/DocBook/dvb/dvbapi.xml
@@ -0,0 +1,87 @@
+<partinfo>
+<authorgroup>
+<author>
+<firstname>Ralph</firstname>
+<surname>Metzler</surname>
+<othername role="mi">J. K.</othername>
+<affiliation><address><email>rjkm@metzlerbros.de</email></address></affiliation>
+</author>
+<author>
+<firstname>Marcus</firstname>
+<surname>Metzler</surname>
+<othername role="mi">O. C.</othername>
+<affiliation><address><email>rjkm@metzlerbros.de</email></address></affiliation>
+</author>
+<author>
+<firstname>Mauro</firstname>
+<surname>Chehab</surname>
+<othername role="mi">Carvalho</othername>
+<affiliation><address><email>mchehab@redhat.com</email></address></affiliation>
+<contrib>Ported document to Docbook XML.</contrib>
+</author>
+</authorgroup>
+<copyright>
+	<year>2002</year>
+	<year>2003</year>
+	<year>2009</year>
+	<holder>Convergence GmbH</holder>
+</copyright>
+
+<revhistory>
+<!-- Put document revisions here, newest first. -->
+<revision>
+<revnumber>2.0.1</revnumber>
+<date>2009-09-16</date>
+<authorinitials>mcc</authorinitials>
+<revremark>
+Added ISDB-T test originally written by Patrick Boettcher
+</revremark>
+</revision>
+<revision>
+<revnumber>2.0.0</revnumber>
+<date>2009-09-06</date>
+<authorinitials>mcc</authorinitials>
+<revremark>Conversion from LaTex to DocBook XML. The
+	contents is the same as the original LaTex version.</revremark>
+</revision>
+<revision>
+<revnumber>1.0.0</revnumber>
+<date>2003-07-24</date>
+<authorinitials>rjkm</authorinitials>
+<revremark>Initial revision on LaTEX.</revremark>
+</revision>
+</revhistory>
+</partinfo>
+
+
+<title>LINUX DVB API</title>
+<subtitle>Version 3</subtitle>
+<!-- ADD THE CHAPTERS HERE -->
+  <chapter id="dvb_introdution">
+    &sub-intro;
+  </chapter>
+  <chapter id="dvb_frontend">
+    &sub-frontend;
+  </chapter>
+  <chapter id="dvb_demux">
+    &sub-demux;
+  </chapter>
+  <chapter id="dvb_video">
+    &sub-video;
+  </chapter>
+  <chapter id="dvb_audio">
+    &sub-audio;
+  </chapter>
+  <chapter id="dvb_ca">
+    &sub-ca;
+  </chapter>
+  <chapter id="dvb_net">
+    &sub-net;
+  </chapter>
+  <chapter id="dvb_kdapi">
+    &sub-kdapi;
+  </chapter>
+  <chapter id="dvb_examples">
+    &sub-examples;
+  </chapter>
+<!-- END OF CHAPTERS -->
diff --git a/Documentation/DocBook/dvb/dvbstb.pdf b/Documentation/DocBook/dvb/dvbstb.pdf
new file mode 100644
index 000000000000..0fa75d90c3eb
--- /dev/null
+++ b/Documentation/DocBook/dvb/dvbstb.pdf
diff --git a/Documentation/DocBook/dvb/dvbstb.png b/Documentation/DocBook/dvb/dvbstb.png
new file mode 100644
index 000000000000..9b8f372e7afd
--- /dev/null
+++ b/Documentation/DocBook/dvb/dvbstb.png
diff --git a/Documentation/DocBook/dvb/examples.xml b/Documentation/DocBook/dvb/examples.xml
new file mode 100644
index 000000000000..f037e568eb6e
--- /dev/null
+++ b/Documentation/DocBook/dvb/examples.xml
@@ -0,0 +1,365 @@
+<title>Examples</title>
+<para>In this section we would like to present some examples for using the DVB API.
+</para>
+<para>Maintainer note: This section is out of date. Please refer to the sample programs packaged
+with the driver distribution from <ulink url="http://linuxtv.org/hg/dvb-apps" />.
+</para>
+
+<section id="tuning">
+<title>Tuning</title>
+<para>We will start with a generic tuning subroutine that uses the frontend and SEC, as well as
+the demux devices. The example is given for QPSK tuners, but can easily be adjusted for
+QAM.
+</para>
+<programlisting>
+ #include &#x003C;sys/ioctl.h&#x003E;
+ #include &#x003C;stdio.h&#x003E;
+ #include &#x003C;stdint.h&#x003E;
+ #include &#x003C;sys/types.h&#x003E;
+ #include &#x003C;sys/stat.h&#x003E;
+ #include &#x003C;fcntl.h&#x003E;
+ #include &#x003C;time.h&#x003E;
+ #include &#x003C;unistd.h&#x003E;
+
+ #include &#x003C;linux/dvb/dmx.h&#x003E;
+ #include &#x003C;linux/dvb/frontend.h&#x003E;
+ #include &#x003C;linux/dvb/sec.h&#x003E;
+ #include &#x003C;sys/poll.h&#x003E;
+
+ #define DMX "/dev/dvb/adapter0/demux1"
+ #define FRONT "/dev/dvb/adapter0/frontend1"
+ #define SEC "/dev/dvb/adapter0/sec1"
+
+ /&#x22C6; routine for checking if we have a signal and other status information&#x22C6;/
+ int FEReadStatus(int fd, fe_status_t &#x22C6;stat)
+ {
+	 int ans;
+
+	 if ( (ans = ioctl(fd,FE_READ_STATUS,stat) &#x003C; 0)){
+		 perror("FE READ STATUS: ");
+		 return -1;
+	 }
+
+	 if (&#x22C6;stat &amp; FE_HAS_POWER)
+		 printf("FE HAS POWER\n");
+
+	 if (&#x22C6;stat &amp; FE_HAS_SIGNAL)
+		 printf("FE HAS SIGNAL\n");
+
+	 if (&#x22C6;stat &amp; FE_SPECTRUM_INV)
+		 printf("SPEKTRUM INV\n");
+
+	 return 0;
+ }
+
+
+ /&#x22C6; tune qpsk &#x22C6;/
+ /&#x22C6; freq:             frequency of transponder                      &#x22C6;/
+ /&#x22C6; vpid, apid, tpid: PIDs of video, audio and teletext TS packets  &#x22C6;/
+ /&#x22C6; diseqc:           DiSEqC address of the used LNB                &#x22C6;/
+ /&#x22C6; pol:              Polarisation                                  &#x22C6;/
+ /&#x22C6; srate:            Symbol Rate                                   &#x22C6;/
+ /&#x22C6; fec.              FEC                                           &#x22C6;/
+ /&#x22C6; lnb_lof1:         local frequency of lower LNB band             &#x22C6;/
+ /&#x22C6; lnb_lof2:         local frequency of upper LNB band             &#x22C6;/
+ /&#x22C6; lnb_slof:         switch frequency of LNB                       &#x22C6;/
+
+ int set_qpsk_channel(int freq, int vpid, int apid, int tpid,
+		 int diseqc, int pol, int srate, int fec, int lnb_lof1,
+		 int lnb_lof2, int lnb_slof)
+ {
+	 struct secCommand scmd;
+	 struct secCmdSequence scmds;
+	 struct dmx_pes_filter_params pesFilterParams;
+	 FrontendParameters frp;
+	 struct pollfd pfd[1];
+	 FrontendEvent event;
+	 int demux1, demux2, demux3, front;
+
+	 frequency = (uint32_t) freq;
+	 symbolrate = (uint32_t) srate;
+
+	 if((front = open(FRONT,O_RDWR)) &#x003C; 0){
+		 perror("FRONTEND DEVICE: ");
+		 return -1;
+	 }
+
+	 if((sec = open(SEC,O_RDWR)) &#x003C; 0){
+		 perror("SEC DEVICE: ");
+		 return -1;
+	 }
+
+	 if (demux1 &#x003C; 0){
+		 if ((demux1=open(DMX, O_RDWR|O_NONBLOCK))
+		     &#x003C; 0){
+			 perror("DEMUX DEVICE: ");
+			 return -1;
+		 }
+	 }
+
+	 if (demux2 &#x003C; 0){
+		 if ((demux2=open(DMX, O_RDWR|O_NONBLOCK))
+		     &#x003C; 0){
+			 perror("DEMUX DEVICE: ");
+			 return -1;
+		 }
+	 }
+
+	 if (demux3 &#x003C; 0){
+		 if ((demux3=open(DMX, O_RDWR|O_NONBLOCK))
+		     &#x003C; 0){
+			 perror("DEMUX DEVICE: ");
+			 return -1;
+		 }
+	 }
+
+	 if (freq &#x003C; lnb_slof) {
+		 frp.Frequency = (freq - lnb_lof1);
+		 scmds.continuousTone = SEC_TONE_OFF;
+	 } else {
+		 frp.Frequency = (freq - lnb_lof2);
+		 scmds.continuousTone = SEC_TONE_ON;
+	 }
+	 frp.Inversion = INVERSION_AUTO;
+	 if (pol) scmds.voltage = SEC_VOLTAGE_18;
+	 else scmds.voltage = SEC_VOLTAGE_13;
+
+	 scmd.type=0;
+	 scmd.u.diseqc.addr=0x10;
+	 scmd.u.diseqc.cmd=0x38;
+	 scmd.u.diseqc.numParams=1;
+	 scmd.u.diseqc.params[0] = 0xF0 | ((diseqc &#x22C6; 4) &amp; 0x0F) |
+		 (scmds.continuousTone == SEC_TONE_ON ? 1 : 0) |
+		 (scmds.voltage==SEC_VOLTAGE_18 ? 2 : 0);
+
+	 scmds.miniCommand=SEC_MINI_NONE;
+	 scmds.numCommands=1;
+	 scmds.commands=&amp;scmd;
+	 if (ioctl(sec, SEC_SEND_SEQUENCE, &amp;scmds) &#x003C; 0){
+		 perror("SEC SEND: ");
+		 return -1;
+	 }
+
+	 if (ioctl(sec, SEC_SEND_SEQUENCE, &amp;scmds) &#x003C; 0){
+		 perror("SEC SEND: ");
+		 return -1;
+	 }
+
+	 frp.u.qpsk.SymbolRate = srate;
+	 frp.u.qpsk.FEC_inner = fec;
+
+	 if (ioctl(front, FE_SET_FRONTEND, &amp;frp) &#x003C; 0){
+		 perror("QPSK TUNE: ");
+		 return -1;
+	 }
+
+	 pfd[0].fd = front;
+	 pfd[0].events = POLLIN;
+
+	 if (poll(pfd,1,3000)){
+		 if (pfd[0].revents &amp; POLLIN){
+			 printf("Getting QPSK event\n");
+			 if ( ioctl(front, FE_GET_EVENT, &amp;event)
+
+			      == -EOVERFLOW){
+				 perror("qpsk get event");
+				 return -1;
+			 }
+			 printf("Received ");
+			 switch(event.type){
+			 case FE_UNEXPECTED_EV:
+				 printf("unexpected event\n");
+				 return -1;
+			 case FE_FAILURE_EV:
+				 printf("failure event\n");
+				 return -1;
+
+			 case FE_COMPLETION_EV:
+				 printf("completion event\n");
+			 }
+		 }
+	 }
+
+
+	 pesFilterParams.pid     = vpid;
+	 pesFilterParams.input   = DMX_IN_FRONTEND;
+	 pesFilterParams.output  = DMX_OUT_DECODER;
+	 pesFilterParams.pes_type = DMX_PES_VIDEO;
+	 pesFilterParams.flags   = DMX_IMMEDIATE_START;
+	 if (ioctl(demux1, DMX_SET_PES_FILTER, &amp;pesFilterParams) &#x003C; 0){
+		 perror("set_vpid");
+		 return -1;
+	 }
+
+	 pesFilterParams.pid     = apid;
+	 pesFilterParams.input   = DMX_IN_FRONTEND;
+	 pesFilterParams.output  = DMX_OUT_DECODER;
+	 pesFilterParams.pes_type = DMX_PES_AUDIO;
+	 pesFilterParams.flags   = DMX_IMMEDIATE_START;
+	 if (ioctl(demux2, DMX_SET_PES_FILTER, &amp;pesFilterParams) &#x003C; 0){
+		 perror("set_apid");
+		 return -1;
+	 }
+
+	 pesFilterParams.pid     = tpid;
+	 pesFilterParams.input   = DMX_IN_FRONTEND;
+	 pesFilterParams.output  = DMX_OUT_DECODER;
+	 pesFilterParams.pes_type = DMX_PES_TELETEXT;
+	 pesFilterParams.flags   = DMX_IMMEDIATE_START;
+	 if (ioctl(demux3, DMX_SET_PES_FILTER, &amp;pesFilterParams) &#x003C; 0){
+		 perror("set_tpid");
+		 return -1;
+	 }
+
+	 return has_signal(fds);
+ }
+
+</programlisting>
+<para>The program assumes that you are using a universal LNB and a standard DiSEqC
+switch with up to 4 addresses. Of course, you could build in some more checking if
+tuning was successful and maybe try to repeat the tuning process. Depending on the
+external hardware, i.e. LNB and DiSEqC switch, and weather conditions this may be
+necessary.
+</para>
+</section>
+
+<section id="the_dvr_device">
+<title>The DVR device</title>
+<para>The following program code shows how to use the DVR device for recording.
+</para>
+<programlisting>
+ #include &#x003C;sys/ioctl.h&#x003E;
+ #include &#x003C;stdio.h&#x003E;
+ #include &#x003C;stdint.h&#x003E;
+ #include &#x003C;sys/types.h&#x003E;
+ #include &#x003C;sys/stat.h&#x003E;
+ #include &#x003C;fcntl.h&#x003E;
+ #include &#x003C;time.h&#x003E;
+ #include &#x003C;unistd.h&#x003E;
+
+ #include &#x003C;linux/dvb/dmx.h&#x003E;
+ #include &#x003C;linux/dvb/video.h&#x003E;
+ #include &#x003C;sys/poll.h&#x003E;
+ #define DVR "/dev/dvb/adapter0/dvr1"
+ #define AUDIO "/dev/dvb/adapter0/audio1"
+ #define VIDEO "/dev/dvb/adapter0/video1"
+
+ #define BUFFY (188&#x22C6;20)
+ #define MAX_LENGTH (1024&#x22C6;1024&#x22C6;5) /&#x22C6; record 5MB &#x22C6;/
+
+
+ /&#x22C6; switch the demuxes to recording, assuming the transponder is tuned &#x22C6;/
+
+ /&#x22C6; demux1, demux2: file descriptor of video and audio filters &#x22C6;/
+ /&#x22C6; vpid, apid:     PIDs of video and audio channels           &#x22C6;/
+
+ int switch_to_record(int demux1, int demux2, uint16_t vpid, uint16_t apid)
+ {
+	 struct dmx_pes_filter_params pesFilterParams;
+
+	 if (demux1 &#x003C; 0){
+		 if ((demux1=open(DMX, O_RDWR|O_NONBLOCK))
+		     &#x003C; 0){
+			 perror("DEMUX DEVICE: ");
+			 return -1;
+		 }
+	 }
+
+	 if (demux2 &#x003C; 0){
+		 if ((demux2=open(DMX, O_RDWR|O_NONBLOCK))
+		     &#x003C; 0){
+			 perror("DEMUX DEVICE: ");
+			 return -1;
+		 }
+	 }
+
+	 pesFilterParams.pid = vpid;
+	 pesFilterParams.input = DMX_IN_FRONTEND;
+	 pesFilterParams.output = DMX_OUT_TS_TAP;
+	 pesFilterParams.pes_type = DMX_PES_VIDEO;
+	 pesFilterParams.flags = DMX_IMMEDIATE_START;
+	 if (ioctl(demux1, DMX_SET_PES_FILTER, &amp;pesFilterParams) &#x003C; 0){
+		 perror("DEMUX DEVICE");
+		 return -1;
+	 }
+	 pesFilterParams.pid = apid;
+	 pesFilterParams.input = DMX_IN_FRONTEND;
+	 pesFilterParams.output = DMX_OUT_TS_TAP;
+	 pesFilterParams.pes_type = DMX_PES_AUDIO;
+	 pesFilterParams.flags = DMX_IMMEDIATE_START;
+	 if (ioctl(demux2, DMX_SET_PES_FILTER, &amp;pesFilterParams) &#x003C; 0){
+		 perror("DEMUX DEVICE");
+		 return -1;
+	 }
+	 return 0;
+ }
+
+ /&#x22C6; start recording MAX_LENGTH , assuming the transponder is tuned &#x22C6;/
+
+ /&#x22C6; demux1, demux2: file descriptor of video and audio filters &#x22C6;/
+ /&#x22C6; vpid, apid:     PIDs of video and audio channels           &#x22C6;/
+ int record_dvr(int demux1, int demux2, uint16_t vpid, uint16_t apid)
+ {
+	 int i;
+	 int len;
+	 int written;
+	 uint8_t buf[BUFFY];
+	 uint64_t length;
+	 struct pollfd pfd[1];
+	 int dvr, dvr_out;
+
+	 /&#x22C6; open dvr device &#x22C6;/
+	 if ((dvr = open(DVR, O_RDONLY|O_NONBLOCK)) &#x003C; 0){
+			 perror("DVR DEVICE");
+			 return -1;
+	 }
+
+	 /&#x22C6; switch video and audio demuxes to dvr &#x22C6;/
+	 printf ("Switching dvr on\n");
+	 i = switch_to_record(demux1, demux2, vpid, apid);
+	 printf("finished: ");
+
+	 printf("Recording %2.0f MB of test file in TS format\n",
+		MAX_LENGTH/(1024.0&#x22C6;1024.0));
+	 length = 0;
+
+	 /&#x22C6; open output file &#x22C6;/
+	 if ((dvr_out = open(DVR_FILE,O_WRONLY|O_CREAT
+				  |O_TRUNC, S_IRUSR|S_IWUSR
+				  |S_IRGRP|S_IWGRP|S_IROTH|
+				  S_IWOTH)) &#x003C; 0){
+		 perror("Can't open file for dvr test");
+		 return -1;
+	 }
+
+	 pfd[0].fd = dvr;
+	 pfd[0].events = POLLIN;
+
+	 /&#x22C6; poll for dvr data and write to file &#x22C6;/
+	 while (length &#x003C; MAX_LENGTH ) {
+		 if (poll(pfd,1,1)){
+			 if (pfd[0].revents &amp; POLLIN){
+				 len = read(dvr, buf, BUFFY);
+				 if (len &#x003C; 0){
+					 perror("recording");
+					 return -1;
+				 }
+				 if (len &#x003E; 0){
+					 written = 0;
+					 while (written &#x003C; len)
+						 written +=
+							 write (dvr_out,
+								buf, len);
+					 length += len;
+					 printf("written %2.0f MB\r",
+						length/1024./1024.);
+				 }
+			 }
+		 }
+	 }
+	 return 0;
+ }
+
+</programlisting>
+
+</section>
diff --git a/Documentation/DocBook/dvb/frontend.xml b/Documentation/DocBook/dvb/frontend.xml
new file mode 100644
index 000000000000..9d89a7b94fd5
--- /dev/null
+++ b/Documentation/DocBook/dvb/frontend.xml
@@ -0,0 +1,1766 @@
+<title>DVB Frontend API</title>
+
+<para>The DVB frontend device controls the tuner and DVB demodulator
+hardware. It can be accessed through <emphasis
+role="tt">/dev/dvb/adapter0/frontend0</emphasis>. Data types and and
+ioctl definitions can be accessed by including <emphasis
+role="tt">linux/dvb/frontend.h</emphasis> in your application.</para>
+
+<para>DVB frontends come in three varieties: DVB-S (satellite), DVB-C
+(cable) and DVB-T (terrestrial). Transmission via the internet (DVB-IP)
+is not yet handled by this API but a future extension is possible. For
+DVB-S the frontend device also supports satellite equipment control
+(SEC) via DiSEqC and V-SEC protocols. The DiSEqC (digital SEC)
+specification is available from
+<ulink url="http://www.eutelsat.com/satellites/4_5_5.html">Eutelsat</ulink>.</para>
+
+<para>Note that the DVB API may also be used for MPEG decoder-only PCI
+cards, in which case there exists no frontend device.</para>
+
+<section id="frontend_types">
+<title>Frontend Data Types</title>
+
+<section id="frontend_type">
+<title>frontend type</title>
+
+<para>For historical reasons frontend types are named after the type of modulation used in
+transmission.</para>
+<programlisting>
+	typedef enum fe_type {
+	FE_QPSK,   /&#x22C6; DVB-S &#x22C6;/
+	FE_QAM,    /&#x22C6; DVB-C &#x22C6;/
+	FE_OFDM    /&#x22C6; DVB-T &#x22C6;/
+	} fe_type_t;
+</programlisting>
+
+</section>
+
+<section id="frontend_caps">
+<title>frontend capabilities</title>
+
+<para>Capabilities describe what a frontend can do. Some capabilities can only be supported for
+a specific frontend type.</para>
+<programlisting>
+	typedef enum fe_caps {
+	FE_IS_STUPID                  = 0,
+	FE_CAN_INVERSION_AUTO         = 0x1,
+	FE_CAN_FEC_1_2                = 0x2,
+	FE_CAN_FEC_2_3                = 0x4,
+	FE_CAN_FEC_3_4                = 0x8,
+	FE_CAN_FEC_4_5                = 0x10,
+	FE_CAN_FEC_5_6                = 0x20,
+	FE_CAN_FEC_6_7                = 0x40,
+	FE_CAN_FEC_7_8                = 0x80,
+	FE_CAN_FEC_8_9                = 0x100,
+	FE_CAN_FEC_AUTO               = 0x200,
+	FE_CAN_QPSK                   = 0x400,
+	FE_CAN_QAM_16                 = 0x800,
+	FE_CAN_QAM_32                 = 0x1000,
+	FE_CAN_QAM_64                 = 0x2000,
+	FE_CAN_QAM_128                = 0x4000,
+	FE_CAN_QAM_256                = 0x8000,
+	FE_CAN_QAM_AUTO               = 0x10000,
+	FE_CAN_TRANSMISSION_MODE_AUTO = 0x20000,
+	FE_CAN_BANDWIDTH_AUTO         = 0x40000,
+	FE_CAN_GUARD_INTERVAL_AUTO    = 0x80000,
+	FE_CAN_HIERARCHY_AUTO         = 0x100000,
+	FE_CAN_MUTE_TS                = 0x80000000,
+	FE_CAN_CLEAN_SETUP            = 0x40000000
+	} fe_caps_t;
+</programlisting>
+</section>
+
+<section id="frontend_info">
+<title>frontend information</title>
+
+<para>Information about the frontend ca be queried with FE_GET_INFO.</para>
+
+<programlisting>
+	struct dvb_frontend_info {
+	char       name[128];
+	fe_type_t  type;
+	uint32_t   frequency_min;
+	uint32_t   frequency_max;
+	uint32_t   frequency_stepsize;
+	uint32_t   frequency_tolerance;
+	uint32_t   symbol_rate_min;
+	uint32_t   symbol_rate_max;
+	uint32_t   symbol_rate_tolerance;     /&#x22C6; ppm &#x22C6;/
+	uint32_t   notifier_delay;            /&#x22C6; ms &#x22C6;/
+	fe_caps_t  caps;
+	};
+</programlisting>
+</section>
+
+<section id="frontend_diseqc">
+<title>diseqc master command</title>
+
+<para>A message sent from the frontend to DiSEqC capable equipment.</para>
+<programlisting>
+	struct dvb_diseqc_master_cmd {
+	uint8_t msg [6]; /&#x22C6;  { framing, address, command, data[3] } &#x22C6;/
+	uint8_t msg_len; /&#x22C6;  valid values are 3...6  &#x22C6;/
+	};
+</programlisting>
+</section>
+<section role="subsection">
+<title>diseqc slave reply</title>
+
+<para>A reply to the frontend from DiSEqC 2.0 capable equipment.</para>
+<programlisting>
+	struct dvb_diseqc_slave_reply {
+	uint8_t msg [4]; /&#x22C6;  { framing, data [3] } &#x22C6;/
+	uint8_t msg_len; /&#x22C6;  valid values are 0...4, 0 means no msg  &#x22C6;/
+	int     timeout; /&#x22C6;  return from ioctl after timeout ms with &#x22C6;/
+	};                       /&#x22C6;  errorcode when no message was received  &#x22C6;/
+</programlisting>
+</section>
+
+<section id="frontend_diseqc_slave_reply">
+<title>diseqc slave reply</title>
+<para>The voltage is usually used with non-DiSEqC capable LNBs to switch the polarzation
+(horizontal/vertical). When using DiSEqC epuipment this voltage has to be switched
+consistently to the DiSEqC commands as described in the DiSEqC spec.</para>
+<programlisting>
+	typedef enum fe_sec_voltage {
+	SEC_VOLTAGE_13,
+	SEC_VOLTAGE_18
+	} fe_sec_voltage_t;
+</programlisting>
+</section>
+
+<section id="frontend_sec_tone">
+<title>SEC continuous tone</title>
+
+<para>The continous 22KHz tone is usually used with non-DiSEqC capable LNBs to switch the
+high/low band of a dual-band LNB. When using DiSEqC epuipment this voltage has to
+be switched consistently to the DiSEqC commands as described in the DiSEqC
+spec.</para>
+<programlisting>
+	typedef enum fe_sec_tone_mode {
+	SEC_TONE_ON,
+	SEC_TONE_OFF
+	} fe_sec_tone_mode_t;
+</programlisting>
+</section>
+
+<section id="frontend_sec_burst">
+<title>SEC tone burst</title>
+
+<para>The 22KHz tone burst is usually used with non-DiSEqC capable switches to select
+between two connected LNBs/satellites. When using DiSEqC epuipment this voltage has to
+be switched consistently to the DiSEqC commands as described in the DiSEqC
+spec.</para>
+<programlisting>
+	typedef enum fe_sec_mini_cmd {
+	SEC_MINI_A,
+	SEC_MINI_B
+	} fe_sec_mini_cmd_t;
+</programlisting>
+
+<para></para>
+</section>
+
+<section id="frontend_status">
+<title>frontend status</title>
+<para>Several functions of the frontend device use the fe_status data type defined
+by</para>
+<programlisting>
+ typedef enum fe_status {
+	 FE_HAS_SIGNAL     = 0x01,   /&#x22C6;  found something above the noise level &#x22C6;/
+	 FE_HAS_CARRIER    = 0x02,   /&#x22C6;  found a DVB signal  &#x22C6;/
+	 FE_HAS_VITERBI    = 0x04,   /&#x22C6;  FEC is stable  &#x22C6;/
+	 FE_HAS_SYNC       = 0x08,   /&#x22C6;  found sync bytes  &#x22C6;/
+	 FE_HAS_LOCK       = 0x10,   /&#x22C6;  everything's working... &#x22C6;/
+	 FE_TIMEDOUT       = 0x20,   /&#x22C6;  no lock within the last ~2 seconds &#x22C6;/
+	 FE_REINIT         = 0x40    /&#x22C6;  frontend was reinitialized,  &#x22C6;/
+ } fe_status_t;                      /&#x22C6;  application is recommned to reset &#x22C6;/
+</programlisting>
+<para>to indicate the current state and/or state changes of the frontend hardware.
+</para>
+
+</section>
+
+<section id="frontend_params">
+<title>frontend parameters</title>
+<para>The kind of parameters passed to the frontend device for tuning depend on
+the kind of hardware you are using. All kinds of parameters are combined as an
+union in the FrontendParameters structure:</para>
+<programlisting>
+ struct dvb_frontend_parameters {
+	 uint32_t frequency;       /&#x22C6; (absolute) frequency in Hz for QAM/OFDM &#x22C6;/
+				   /&#x22C6; intermediate frequency in kHz for QPSK &#x22C6;/
+	 fe_spectral_inversion_t inversion;
+	 union {
+		 struct dvb_qpsk_parameters qpsk;
+		 struct dvb_qam_parameters  qam;
+		 struct dvb_ofdm_parameters ofdm;
+	 } u;
+ };
+</programlisting>
+<para>For satellite QPSK frontends you have to use the <constant>QPSKParameters</constant> member defined by</para>
+<programlisting>
+ struct dvb_qpsk_parameters {
+	 uint32_t        symbol_rate;  /&#x22C6; symbol rate in Symbols per second &#x22C6;/
+	 fe_code_rate_t  fec_inner;    /&#x22C6; forward error correction (see above) &#x22C6;/
+ };
+</programlisting>
+<para>for cable QAM frontend you use the <constant>QAMParameters</constant> structure</para>
+<programlisting>
+ struct dvb_qam_parameters {
+	 uint32_t         symbol_rate; /&#x22C6; symbol rate in Symbols per second &#x22C6;/
+	 fe_code_rate_t   fec_inner;   /&#x22C6; forward error correction (see above) &#x22C6;/
+	 fe_modulation_t  modulation;  /&#x22C6; modulation type (see above) &#x22C6;/
+ };
+</programlisting>
+<para>DVB-T frontends are supported by the <constant>OFDMParamters</constant> structure
+</para>
+<programlisting>
+ struct dvb_ofdm_parameters {
+	 fe_bandwidth_t      bandwidth;
+	 fe_code_rate_t      code_rate_HP;  /&#x22C6; high priority stream code rate &#x22C6;/
+	 fe_code_rate_t      code_rate_LP;  /&#x22C6; low priority stream code rate &#x22C6;/
+	 fe_modulation_t     constellation; /&#x22C6; modulation type (see above) &#x22C6;/
+	 fe_transmit_mode_t  transmission_mode;
+	 fe_guard_interval_t guard_interval;
+	 fe_hierarchy_t      hierarchy_information;
+ };
+</programlisting>
+<para>In the case of QPSK frontends the <constant>Frequency</constant> field specifies the intermediate
+frequency, i.e. the offset which is effectively added to the local oscillator frequency (LOF) of
+the LNB. The intermediate frequency has to be specified in units of kHz. For QAM and
+OFDM frontends the Frequency specifies the absolute frequency and is given in
+Hz.
+</para>
+<para>The Inversion field can take one of these values:
+</para>
+<programlisting>
+ typedef enum fe_spectral_inversion {
+	 INVERSION_OFF,
+	 INVERSION_ON,
+	 INVERSION_AUTO
+ } fe_spectral_inversion_t;
+</programlisting>
+<para>It indicates if spectral inversion should be presumed or not. In the automatic setting
+(<constant>INVERSION_AUTO</constant>) the hardware will try to figure out the correct setting by
+itself.
+</para>
+<para>The possible values for the <constant>FEC_inner</constant> field are
+</para>
+<programlisting>
+ typedef enum fe_code_rate {
+	 FEC_NONE = 0,
+	 FEC_1_2,
+	 FEC_2_3,
+	 FEC_3_4,
+	 FEC_4_5,
+	 FEC_5_6,
+	 FEC_6_7,
+	 FEC_7_8,
+	 FEC_8_9,
+	 FEC_AUTO
+ } fe_code_rate_t;
+</programlisting>
+<para>which correspond to error correction rates of 1/2, 2/3, etc., no error correction or auto
+detection.
+</para>
+<para>For cable and terrestrial frontends (QAM and OFDM) one also has to specify the quadrature
+modulation mode which can be one of the following:
+</para>
+<programlisting>
+ typedef enum fe_modulation {
+ QPSK,
+	 QAM_16,
+	 QAM_32,
+	 QAM_64,
+	 QAM_128,
+	 QAM_256,
+	 QAM_AUTO
+ } fe_modulation_t;
+</programlisting>
+<para>Finally, there are several more parameters for OFDM:
+</para>
+<programlisting>
+ typedef enum fe_transmit_mode {
+	 TRANSMISSION_MODE_2K,
+	 TRANSMISSION_MODE_8K,
+	 TRANSMISSION_MODE_AUTO
+ } fe_transmit_mode_t;
+</programlisting>
+ <programlisting>
+ typedef enum fe_bandwidth {
+	 BANDWIDTH_8_MHZ,
+	 BANDWIDTH_7_MHZ,
+	 BANDWIDTH_6_MHZ,
+	 BANDWIDTH_AUTO
+ } fe_bandwidth_t;
+</programlisting>
+ <programlisting>
+ typedef enum fe_guard_interval {
+	 GUARD_INTERVAL_1_32,
+	 GUARD_INTERVAL_1_16,
+	 GUARD_INTERVAL_1_8,
+	 GUARD_INTERVAL_1_4,
+	 GUARD_INTERVAL_AUTO
+ } fe_guard_interval_t;
+</programlisting>
+ <programlisting>
+ typedef enum fe_hierarchy {
+	 HIERARCHY_NONE,
+	 HIERARCHY_1,
+	 HIERARCHY_2,
+	 HIERARCHY_4,
+	 HIERARCHY_AUTO
+ } fe_hierarchy_t;
+</programlisting>
+
+</section>
+
+<section id="frontend_events">
+<title>frontend events</title>
+ <programlisting>
+ struct dvb_frontend_event {
+	 fe_status_t status;
+	 struct dvb_frontend_parameters parameters;
+ };
+</programlisting>
+ </section>
+</section>
+
+
+<section id="frontend_fcalls">
+<title>Frontend Function Calls</title>
+
+<section id="frontend_f_open">
+<title>open()</title>
+<para>DESCRIPTION</para>
+<informaltable><tgroup cols="1"><tbody><row>
+<entry align="char">
+<para>This system call opens a named frontend device (/dev/dvb/adapter0/frontend0)
+ for subsequent use. Usually the first thing to do after a successful open is to
+ find out the frontend type with FE_GET_INFO.</para>
+<para>The device can be opened in read-only mode, which only allows monitoring of
+ device status and statistics, or read/write mode, which allows any kind of use
+ (e.g. performing tuning operations.)
+</para>
+<para>In a system with multiple front-ends, it is usually the case that multiple devices
+ cannot be open in read/write mode simultaneously. As long as a front-end
+ device is opened in read/write mode, other open() calls in read/write mode will
+ either fail or block, depending on whether non-blocking or blocking mode was
+ specified. A front-end device opened in blocking mode can later be put into
+ non-blocking mode (and vice versa) using the F_SETFL command of the fcntl
+ system call. This is a standard system call, documented in the Linux manual
+ page for fcntl. When an open() call has succeeded, the device will be ready
+ for use in the specified mode. This implies that the corresponding hardware is
+ powered up, and that other front-ends may have been powered down to make
+ that possible.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open(const char &#x22C6;deviceName, int flags);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>const char
+ *deviceName</para>
+</entry><entry
+ align="char">
+<para>Name of specific video device.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int flags</para>
+</entry><entry
+ align="char">
+<para>A bit-wise OR of the following flags:</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDONLY read-only access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDWR read/write access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_NONBLOCK open in non-blocking mode</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>(blocking mode is the default)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_f_close">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call closes a previously opened front-end device. After closing
+ a front-end device, its corresponding hardware might be powered down
+ automatically.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(int fd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_read_status">
+<title>FE_READ_STATUS</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns status information about the front-end. This call only
+ requires read-only access to the device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_READ_STATUS,
+ fe_status_t &#x22C6;status);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_READ_STATUS for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct fe_status_t
+ *status</para>
+</entry><entry
+ align="char">
+<para>Points to the location where the front-end status word is
+ to be stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>status points to invalid address.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_read_ber">
+<title>FE_READ_BER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns the bit error rate for the signal currently
+ received/demodulated by the front-end. For this command, read-only access to
+ the device is sufficient.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_READ_BER,
+ uint32_t &#x22C6;ber);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_READ_BER for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>uint32_t *ber</para>
+</entry><entry
+ align="char">
+<para>The bit error rate is stored into *ber.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>ber points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSIGNAL</para>
+</entry><entry
+ align="char">
+<para>There is no signal, thus no meaningful bit error rate. Also
+ returned if the front-end is not turned on.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSYS</para>
+</entry><entry
+ align="char">
+<para>Function not available for this device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_read_snr">
+<title>FE_READ_SNR</title>
+
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns the signal-to-noise ratio for the signal currently received
+ by the front-end. For this command, read-only access to the device is sufficient.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_READ_SNR, int16_t
+ &#x22C6;snr);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_READ_SNR for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int16_t *snr</para>
+</entry><entry
+ align="char">
+<para>The signal-to-noise ratio is stored into *snr.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>snr points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSIGNAL</para>
+</entry><entry
+ align="char">
+<para>There is no signal, thus no meaningful signal strength
+ value. Also returned if front-end is not turned on.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSYS</para>
+</entry><entry
+ align="char">
+<para>Function not available for this device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_read_signal_strength">
+<title>FE_READ_SIGNAL_STRENGTH</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns the signal strength value for the signal currently received
+ by the front-end. For this command, read-only access to the device is sufficient.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request =
+ FE_READ_SIGNAL_STRENGTH, int16_t &#x22C6;strength);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_READ_SIGNAL_STRENGTH for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int16_t *strength</para>
+</entry><entry
+ align="char">
+<para>The signal strength value is stored into *strength.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>status points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSIGNAL</para>
+</entry><entry
+ align="char">
+<para>There is no signal, thus no meaningful signal strength
+ value. Also returned if front-end is not turned on.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSYS</para>
+</entry><entry
+ align="char">
+<para>Function not available for this device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_read_ub">
+<title>FE_READ_UNCORRECTED_BLOCKS</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns the number of uncorrected blocks detected by the device
+ driver during its lifetime. For meaningful measurements, the increment in block
+ count during a specific time interval should be calculated. For this command,
+ read-only access to the device is sufficient.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>Note that the counter will wrap to zero after its maximum count has been
+ reached.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl( int fd, int request =
+ FE_READ_UNCORRECTED_BLOCKS, uint32_t &#x22C6;ublocks);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_READ_UNCORRECTED_BLOCKS for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>uint32_t *ublocks</para>
+</entry><entry
+ align="char">
+<para>The total number of uncorrected blocks seen by the driver
+ so far.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>ublocks points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOSYS</para>
+</entry><entry
+ align="char">
+<para>Function not available for this device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_set_fe">
+<title>FE_SET_FRONTEND</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call starts a tuning operation using specified parameters. The result
+ of this call will be successful if the parameters were valid and the tuning could
+ be initiated. The result of the tuning operation in itself, however, will arrive
+ asynchronously as an event (see documentation for FE_GET_EVENT and
+ FrontendEvent.) If a new FE_SET_FRONTEND operation is initiated before
+ the previous one was completed, the previous operation will be aborted in favor
+ of the new one. This command requires read/write access to the device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_SET_FRONTEND,
+ struct dvb_frontend_parameters &#x22C6;p);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_SET_FRONTEND for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_frontend_parameters
+ *p</para>
+</entry><entry
+ align="char">
+<para>Points to parameters for tuning operation.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>p points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Maximum supported symbol rate reached.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_get_fe">
+<title>FE_GET_FRONTEND</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call queries the currently effective frontend parameters. For this
+ command, read-only access to the device is sufficient.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_GET_FRONTEND,
+ struct dvb_frontend_parameters &#x22C6;p);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_SET_FRONTEND for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_frontend_parameters
+ *p</para>
+</entry><entry
+ align="char">
+<para>Points to parameters for tuning operation.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>p points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Maximum supported symbol rate reached.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+
+<section id="frontend_get_event">
+<title>FE_GET_EVENT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns a frontend event if available. If an event is not
+ available, the behavior depends on whether the device is in blocking or
+ non-blocking mode. In the latter case, the call fails immediately with errno
+ set to EWOULDBLOCK. In the former case, the call blocks until an event
+ becomes available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The standard Linux poll() and/or select() system calls can be used with the
+ device file descriptor to watch for new events. For select(), the file descriptor
+ should be included in the exceptfds argument, and for poll(), POLLPRI should
+ be specified as the wake-up condition. Since the event queue allocated is
+ rather small (room for 8 events), the queue must be serviced regularly to avoid
+ overflow. If an overflow happens, the oldest event is discarded from the queue,
+ and an error (EOVERFLOW) occurs the next time the queue is read. After
+ reporting the error condition in this fashion, subsequent FE_GET_EVENT
+ calls will return events from the queue as usual.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>For the sake of implementation simplicity, this command requires read/write
+ access to the device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = QPSK_GET_EVENT,
+ struct dvb_frontend_event &#x22C6;ev);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_GET_EVENT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_frontend_event
+ *ev</para>
+</entry><entry
+ align="char">
+<para>Points to the location where the event,</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>if any, is to be stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>ev points to invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EWOULDBLOCK</para>
+</entry><entry
+ align="char">
+<para>There is no event pending, and the device is in
+ non-blocking mode.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EOVERFLOW</para>
+</entry><entry
+ align="char">
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>Overflow in event queue - one or more events were lost.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_get_info">
+<title>FE_GET_INFO</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns information about the front-end. This call only requires
+ read-only access to the device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(int fd, int request = FE_GET_INFO, struct
+ dvb_frontend_info &#x22C6;info);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_GET_INFO for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_frontend_info
+ *info</para>
+</entry><entry
+ align="char">
+<para>Points to the location where the front-end information is
+ to be stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>info points to invalid address.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_diseqc_reset_overload">
+<title>FE_DISEQC_RESET_OVERLOAD</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>If the bus has been automatically powered off due to power overload, this ioctl
+ call restores the power to the bus. The call requires read/write access to the
+ device. This call has no effect if the device is manually powered off. Not all
+ DVB adapters support this ioctl.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ FE_DISEQC_RESET_OVERLOAD);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_DISEQC_RESET_OVERLOAD for this
+ command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Permission denied (needs read/write access).</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_diseqc_send_master_cmd">
+<title>FE_DISEQC_SEND_MASTER_CMD</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to send a a DiSEqC command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ FE_DISEQC_SEND_MASTER_CMD, struct
+ dvb_diseqc_master_cmd &#x22C6;cmd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_DISEQC_SEND_MASTER_CMD for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_diseqc_master_cmd
+ *cmd</para>
+</entry><entry
+ align="char">
+<para>Pointer to the command to be transmitted.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>Seq points to an invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>The data structure referred to by seq is invalid in some
+ way.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Permission denied (needs read/write access).</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_diseqc_recv_slave_reply">
+<title>FE_DISEQC_RECV_SLAVE_REPLY</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to receive reply to a DiSEqC 2.0 command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ FE_DISEQC_RECV_SLAVE_REPLY, struct
+ dvb_diseqc_slave_reply &#x22C6;reply);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_DISEQC_RECV_SLAVE_REPLY for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ dvb_diseqc_slave_reply
+ *reply</para>
+</entry><entry
+ align="char">
+<para>Pointer to the command to be received.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>Seq points to an invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>The data structure referred to by seq is invalid in some
+ way.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Permission denied (needs read/write access).</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_diseqc_send_burst">
+<title>FE_DISEQC_SEND_BURST</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call is used to send a 22KHz tone burst.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ FE_DISEQC_SEND_BURST, fe_sec_mini_cmd_t burst);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_DISEQC_SEND_BURST for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>fe_sec_mini_cmd_t
+ burst</para>
+</entry><entry
+ align="char">
+<para>burst A or B.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>Seq points to an invalid address.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>The data structure referred to by seq is invalid in some
+ way.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Permission denied (needs read/write access).</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_set_tone">
+<title>FE_SET_TONE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This call is used to set the generation of the continuous 22kHz tone. This call
+ requires read/write permissions.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_SET_TONE,
+ fe_sec_tone_mode_t tone);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_SET_TONE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>fe_sec_tone_mode_t
+ tone</para>
+</entry><entry
+ align="char">
+<para>The requested tone generation mode (on/off).</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>File not opened with read permissions.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+</row></tbody></tgroup></informaltable>
+</section>
+
+<section id="fe_set_voltage">
+<title>FE_SET_VOLTAGE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This call is used to set the bus voltage. This call requires read/write
+ permissions.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = FE_SET_VOLTAGE,
+ fe_sec_voltage_t voltage);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_SET_VOLTAGE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>fe_sec_voltage_t
+ voltage</para>
+</entry><entry
+ align="char">
+<para>The requested bus voltage.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>File not opened with read permissions.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+
+<section id="frontend_enable_high_lnb_volt">
+<title>FE_ENABLE_HIGH_LNB_VOLTAGE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>If high != 0 enables slightly higher voltages instead of 13/18V (to compensate
+ for long cables). This call requires read/write permissions. Not all DVB
+ adapters support this ioctl.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request =
+ FE_ENABLE_HIGH_LNB_VOLTAGE, int high);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals FE_SET_VOLTAGE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int high</para>
+</entry><entry
+ align="char">
+<para>The requested bus voltage.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>File not opened with read permissions.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error in the device driver.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+</section>
+</section>
+&sub-isdbt;
diff --git a/Documentation/DocBook/dvb/intro.xml b/Documentation/DocBook/dvb/intro.xml
new file mode 100644
index 000000000000..0dc83f672ea2
--- /dev/null
+++ b/Documentation/DocBook/dvb/intro.xml
@@ -0,0 +1,191 @@
+<title>Introduction</title>
+
+<section id="requisites">
+<title>What you need to know</title>
+
+<para>The reader of this document is required to have some knowledge in
+the area of digital video broadcasting (DVB) and should be familiar with
+part I of the MPEG2 specification ISO/IEC 13818 (aka ITU-T H.222), i.e
+you should know what a program/transport stream (PS/TS) is and what is
+meant by a packetized elementary stream (PES) or an I-frame.</para>
+
+<para>Various DVB standards documents are available from
+<ulink url="http://www.dvb.org" /> and/or
+<ulink url="http://www.etsi.org" />.</para>
+
+<para>It is also necessary to know how to access unix/linux devices and
+how to use ioctl calls. This also includes the knowledge of C or C++.
+</para>
+</section>
+
+<section id="history">
+<title>History</title>
+
+<para>The first API for DVB cards we used at Convergence in late 1999
+was an extension of the Video4Linux API which was primarily developed
+for frame grabber cards. As such it was not really well suited to be
+used for DVB cards and their new features like recording MPEG streams
+and filtering several section and PES data streams at the same time.
+</para>
+
+<para>In early 2000, we were approached by Nokia with a proposal for a
+new standard Linux DVB API. As a commitment to the development of
+terminals based on open standards, Nokia and Convergence made it
+available to all Linux developers and published it on
+<ulink url="http://www.linuxtv.org/" /> in September 2000.
+Convergence is the maintainer of the Linux DVB API. Together with the
+LinuxTV community (i.e. you, the reader of this document), the Linux DVB
+API will be constantly reviewed and improved. With the Linux driver for
+the Siemens/Hauppauge DVB PCI card Convergence provides a first
+implementation of the Linux DVB API.</para>
+</section>
+
+<section id="overview">
+<title>Overview</title>
+
+<figure id="stb_components">
+<title>Components of a DVB card/STB</title>
+<mediaobject>
+<imageobject>
+<imagedata fileref="dvbstb.pdf" format="PS" />
+</imageobject>
+<imageobject>
+<imagedata fileref="dvbstb.png" format="PNG" />
+</imageobject>
+</mediaobject>
+</figure>
+
+<para>A DVB PCI card or DVB set-top-box (STB) usually consists of the
+following main hardware components: </para>
+
+<itemizedlist>
+ <listitem>
+
+<para>Frontend consisting of tuner and DVB demodulator</para>
+
+<para>Here the raw signal reaches the DVB hardware from a satellite dish
+or antenna or directly from cable. The frontend down-converts and
+demodulates this signal into an MPEG transport stream (TS). In case of a
+satellite frontend, this includes a facility for satellite equipment
+control (SEC), which allows control of LNB polarization, multi feed
+switches or dish rotors.</para>
+
+</listitem>
+ <listitem>
+
+<para>Conditional Access (CA) hardware like CI adapters and smartcard slots
+</para>
+
+<para>The complete TS is passed through the CA hardware. Programs to
+which the user has access (controlled by the smart card) are decoded in
+real time and re-inserted into the TS.</para>
+
+</listitem>
+ <listitem>
+ <para>Demultiplexer which filters the incoming DVB stream</para>
+
+<para>The demultiplexer splits the TS into its components like audio and
+video streams. Besides usually several of such audio and video streams
+it also contains data streams with information about the programs
+offered in this or other streams of the same provider.</para>
+
+</listitem>
+<listitem>
+
+<para>MPEG2 audio and video decoder</para>
+
+<para>The main targets of the demultiplexer are the MPEG2 audio and
+video decoders. After decoding they pass on the uncompressed audio and
+video to the computer screen or (through a PAL/NTSC encoder) to a TV
+set.</para>
+
+
+</listitem>
+</itemizedlist>
+
+<para><xref linkend="stb_components" /> shows a crude schematic of the control and data flow
+between those components.</para>
+
+<para>On a DVB PCI card not all of these have to be present since some
+functionality can be provided by the main CPU of the PC (e.g. MPEG
+picture and sound decoding) or is not needed (e.g. for data-only uses
+like &#8220;internet over satellite&#8221;). Also not every card or STB
+provides conditional access hardware.</para>
+
+</section>
+
+<section id="dvb_devices">
+<title>Linux DVB Devices</title>
+
+<para>The Linux DVB API lets you control these hardware components
+through currently six Unix-style character devices for video, audio,
+frontend, demux, CA and IP-over-DVB networking. The video and audio
+devices control the MPEG2 decoder hardware, the frontend device the
+tuner and the DVB demodulator. The demux device gives you control over
+the PES and section filters of the hardware. If the hardware does not
+support filtering these filters can be implemented in software. Finally,
+the CA device controls all the conditional access capabilities of the
+hardware. It can depend on the individual security requirements of the
+platform, if and how many of the CA functions are made available to the
+application through this device.</para>
+
+<para>All devices can be found in the <emphasis role="tt">/dev</emphasis>
+tree under <emphasis role="tt">/dev/dvb</emphasis>. The individual devices
+are called:</para>
+
+<itemizedlist>
+<listitem>
+
+<para><emphasis role="tt">/dev/dvb/adapterN/audioM</emphasis>,</para>
+</listitem>
+<listitem>
+<para><emphasis role="tt">/dev/dvb/adapterN/videoM</emphasis>,</para>
+</listitem>
+<listitem>
+<para><emphasis role="tt">/dev/dvb/adapterN/frontendM</emphasis>,</para>
+</listitem>
+ <listitem>
+
+<para><emphasis role="tt">/dev/dvb/adapterN/netM</emphasis>,</para>
+</listitem>
+ <listitem>
+
+<para><emphasis role="tt">/dev/dvb/adapterN/demuxM</emphasis>,</para>
+</listitem>
+ <listitem>
+
+<para><emphasis role="tt">/dev/dvb/adapterN/caM</emphasis>,</para></listitem></itemizedlist>
+
+<para>where N enumerates the DVB PCI cards in a system starting
+from&#x00A0;0, and M enumerates the devices of each type within each
+adapter, starting from&#x00A0;0, too. We will omit the &#8220;<emphasis
+role="tt">/dev/dvb/adapterN/</emphasis>&#8221; in the further dicussion
+of these devices. The naming scheme for the devices is the same wheter
+devfs is used or not.</para>
+
+<para>More details about the data structures and function calls of all
+the devices are described in the following chapters.</para>
+
+</section>
+
+<section id="include_files">
+<title>API include files</title>
+
+<para>For each of the DVB devices a corresponding include file exists.
+The DVB API include files should be included in application sources with
+a partial path like:</para>
+
+
+<programlisting>
+	#include &#x003C;linux/dvb/frontend.h&#x003E;
+</programlisting>
+
+<para>To enable applications to support different API version, an
+additional include file <emphasis
+role="tt">linux/dvb/version.h</emphasis> exists, which defines the
+constant <emphasis role="tt">DVB_API_VERSION</emphasis>. This document
+describes <emphasis role="tt">DVB_API_VERSION&#x00A0;3</emphasis>.
+</para>
+
+</section>
+
diff --git a/Documentation/DocBook/dvb/isdbt.xml b/Documentation/DocBook/dvb/isdbt.xml
new file mode 100644
index 000000000000..92855222fccb
--- /dev/null
+++ b/Documentation/DocBook/dvb/isdbt.xml
@@ -0,0 +1,314 @@
+<section id="isdbt">
+	<title>ISDB-T frontend</title>
+	<para>This section describes shortly what are the possible parameters in the Linux
+		DVB-API called "S2API" and now DVB API 5 in order to tune an ISDB-T/ISDB-Tsb
+		demodulator:</para>
+
+	<para>This ISDB-T/ISDB-Tsb API extension should reflect all information
+		needed to tune any ISDB-T/ISDB-Tsb hardware. Of course it is possible
+		that some very sophisticated devices won't need certain parameters to
+		tune.</para>
+
+	<para>The information given here should help application writers to know how
+		to handle ISDB-T and ISDB-Tsb hardware using the Linux DVB-API.</para>
+
+	<para>The details given here about ISDB-T and ISDB-Tsb are just enough to
+		basically show the dependencies between the needed parameter values,
+		but surely some information is left out. For more detailed information
+		see the following documents:</para>
+
+	<para>ARIB STD-B31 - "Transmission System for Digital Terrestrial
+		Television Broadcasting" and</para>
+	<para>ARIB TR-B14 - "Operational Guidelines for Digital Terrestrial
+		Television Broadcasting".</para>
+
+	<para>In order to read this document one has to have some knowledge the
+		channel structure in ISDB-T and ISDB-Tsb. I.e. it has to be known to
+		the reader that an ISDB-T channel consists of 13 segments, that it can
+		have up to 3 layer sharing those segments, and things like that.</para>
+
+	<para>Parameters used by ISDB-T and ISDB-Tsb.</para>
+
+	<section id="isdbt-parms">
+		<title>Parameters that are common with DVB-T and ATSC</title>
+
+		<section id="isdbt-freq">
+			<title><constant>DTV_FREQUENCY</constant></title>
+
+			<para>Central frequency of the channel.</para>
+
+			<para>For ISDB-T the channels are usally transmitted with an offset of 143kHz. E.g. a
+				valid frequncy could be 474143 kHz. The stepping is bound to the bandwidth of
+				the channel which is 6MHz.</para>
+
+			<para>As in ISDB-Tsb the channel consists of only one or three segments the
+				frequency step is 429kHz, 3*429 respectively. As for ISDB-T the
+				central frequency of the channel is expected.</para>
+		</section>
+
+		<section id="isdbt-bw">
+			<title><constant>DTV_BANDWIDTH_HZ</constant> (optional)</title>
+
+			<para>Possible values:</para>
+
+			<para>For ISDB-T it should be always 6000000Hz (6MHz)</para>
+			<para>For ISDB-Tsb it can vary depending on the number of connected segments</para>
+
+			<para>Note: Hardware specific values might be given here, but standard
+				applications should not bother to set a value to this field as
+				standard demods are ignoring it anyway.</para>
+
+			<para>Bandwidth in ISDB-T is fixed (6MHz) or can be easily derived from
+				other parameters (DTV_ISDBT_SB_SEGMENT_IDX,
+				DTV_ISDBT_SB_SEGMENT_COUNT).</para>
+		</section>
+
+		<section id="isdbt-delivery-sys">
+			<title><constant>DTV_DELIVERY_SYSTEM</constant></title>
+
+			<para>Possible values: <constant>SYS_ISDBT</constant></para>
+		</section>
+
+		<section id="isdbt-tx-mode">
+			<title><constant>DTV_TRANSMISSION_MODE</constant></title>
+
+			<para>ISDB-T supports three carrier/symbol-size: 8K, 4K, 2K. It is called
+				'mode' in the standard: Mode 1 is 2K, mode 2 is 4K, mode 3 is 8K</para>
+
+			<para>Possible values: <constant>TRANSMISSION_MODE_2K</constant>, <constant>TRANSMISSION_MODE_8K</constant>,
+				<constant>TRANSMISSION_MODE_AUTO</constant>, <constant>TRANSMISSION_MODE_4K</constant></para>
+
+			<para>If <constant>DTV_TRANSMISSION_MODE</constant> is set the <constant>TRANSMISSION_MODE_AUTO</constant> the
+				hardware will try to find the correct FFT-size (if capable) and will
+				use TMCC to fill in the missing parameters.</para>
+
+			<para><constant>TRANSMISSION_MODE_4K</constant> is added at the same time as the other new parameters.</para>
+		</section>
+
+		<section id="isdbt-guard-interval">
+			<title><constant>DTV_GUARD_INTERVAL</constant></title>
+
+			<para>Possible values: <constant>GUARD_INTERVAL_1_32</constant>, <constant>GUARD_INTERVAL_1_16</constant>, <constant>GUARD_INTERVAL_1_8</constant>,
+				<constant>GUARD_INTERVAL_1_4</constant>, <constant>GUARD_INTERVAL_AUTO</constant></para>
+
+			<para>If <constant>DTV_GUARD_INTERVAL</constant> is set the <constant>GUARD_INTERVAL_AUTO</constant> the hardware will
+				try to find the correct guard interval (if capable) and will use TMCC to fill
+				in the missing parameters.</para>
+		</section>
+	</section>
+	<section id="isdbt-new-parms">
+		<title>ISDB-T only parameters</title>
+
+		<section id="isdbt-part-rec">
+			<title><constant>DTV_ISDBT_PARTIAL_RECEPTION</constant></title>
+
+			<para><constant>If DTV_ISDBT_SOUND_BROADCASTING</constant> is '0' this bit-field represents whether
+				the channel is in partial reception mode or not.</para>
+
+			<para>If '1' <constant>DTV_ISDBT_LAYERA_*</constant> values are assigned to the center segment and
+				<constant>DTV_ISDBT_LAYERA_SEGMENT_COUNT</constant> has to be '1'.</para>
+
+			<para>If in addition <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'
+				<constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> represents whether this ISDB-Tsb channel
+				is consisting of one segment and layer or three segments and two layers.</para>
+
+			<para>Possible values: 0, 1, -1 (AUTO)</para>
+		</section>
+
+		<section id="isdbt-sound-bcast">
+			<title><constant>DTV_ISDBT_SOUND_BROADCASTING</constant></title>
+
+			<para>This field represents whether the other DTV_ISDBT_*-parameters are
+				referring to an ISDB-T and an ISDB-Tsb channel. (See also
+				<constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>).</para>
+
+			<para>Possible values: 0, 1, -1 (AUTO)</para>
+		</section>
+
+		<section id="isdbt-sb-ch-id">
+			<title><constant>DTV_ISDBT_SB_SUBCHANNEL_ID</constant></title>
+
+			<para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
+
+			<para>(Note of the author: This might not be the correct description of the
+				<constant>SUBCHANNEL-ID</constant> in all details, but it is my understanding of the technical
+				background needed to program a device)</para>
+
+			<para>An ISDB-Tsb channel (1 or 3 segments) can be broadcasted alone or in a
+				set of connected ISDB-Tsb channels. In this set of channels every
+				channel can be received independently. The number of connected
+				ISDB-Tsb segment can vary, e.g. depending on the frequency spectrum
+				bandwidth available.</para>
+
+			<para>Example: Assume 8 ISDB-Tsb connected segments are broadcasted. The
+				broadcaster has several possibilities to put those channels in the
+				air: Assuming a normal 13-segment ISDB-T spectrum he can align the 8
+				segments from position 1-8 to 5-13 or anything in between.</para>
+
+			<para>The underlying layer of segments are subchannels: each segment is
+				consisting of several subchannels with a predefined IDs. A sub-channel
+				is used to help the demodulator to synchronize on the channel.</para>
+
+			<para>An ISDB-T channel is always centered over all sub-channels. As for
+				the example above, in ISDB-Tsb it is no longer as simple as that.</para>
+
+			<para><constant>The DTV_ISDBT_SB_SUBCHANNEL_ID</constant> parameter is used to give the
+				sub-channel ID of the segment to be demodulated.</para>
+
+			<para>Possible values: 0 .. 41, -1 (AUTO)</para>
+		</section>
+
+		<section id="isdbt-sb-seg-idx">
+
+			<title><constant>DTV_ISDBT_SB_SEGMENT_IDX</constant></title>
+
+			<para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
+
+			<para><constant>DTV_ISDBT_SB_SEGMENT_IDX</constant> gives the index of the segment to be
+				demodulated for an ISDB-Tsb channel where several of them are
+				transmitted in the connected manner.</para>
+
+			<para>Possible values: 0 .. <constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant> - 1</para>
+
+			<para>Note: This value cannot be determined by an automatic channel search.</para>
+		</section>
+
+		<section id="isdbt-sb-seg-cnt">
+			<title><constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant></title>
+
+			<para>This field only applies if <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> is '1'.</para>
+
+			<para><constant>DTV_ISDBT_SB_SEGMENT_COUNT</constant> gives the total count of connected ISDB-Tsb
+				channels.</para>
+
+			<para>Possible values: 1 .. 13</para>
+
+			<para>Note: This value cannot be determined by an automatic channel search.</para>
+		</section>
+
+		<section id="isdb-hierq-layers">
+			<title>Hierarchical layers</title>
+
+			<para>ISDB-T channels can be coded hierarchically. As opposed to DVB-T in
+				ISDB-T hierarchical layers can be decoded simultaneously. For that
+				reason a ISDB-T demodulator has 3 viterbi and 3 reed-solomon-decoders.</para>
+
+			<para>ISDB-T has 3 hierarchical layers which each can use a part of the
+				available segments. The total number of segments over all layers has
+				to 13 in ISDB-T.</para>
+
+			<section id="isdbt-layer-ena">
+				<title><constant>DTV_ISDBT_LAYER_ENABLED</constant></title>
+
+				<para>Hierarchical reception in ISDB-T is achieved by enabling or disabling
+					layers in the decoding process. Setting all bits of
+					<constant>DTV_ISDBT_LAYER_ENABLED</constant> to '1' forces all layers (if applicable) to be
+					demodulated. This is the default.</para>
+
+				<para>If the channel is in the partial reception mode
+					(<constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> = 1) the central segment can be decoded
+					independently of the other 12 segments. In that mode layer A has to
+					have a <constant>SEGMENT_COUNT</constant> of 1.</para>
+
+				<para>In ISDB-Tsb only layer A is used, it can be 1 or 3 in ISDB-Tsb
+					according to <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>. <constant>SEGMENT_COUNT</constant> must be filled
+					accordingly.</para>
+
+				<para>Possible values: 0x1, 0x2, 0x4 (|-able)</para>
+
+				<para><constant>DTV_ISDBT_LAYER_ENABLED[0:0]</constant> - layer A</para>
+				<para><constant>DTV_ISDBT_LAYER_ENABLED[1:1]</constant> - layer B</para>
+				<para><constant>DTV_ISDBT_LAYER_ENABLED[2:2]</constant> - layer C</para>
+				<para><constant>DTV_ISDBT_LAYER_ENABLED[31:3]</constant> unused</para>
+			</section>
+
+			<section id="isdbt-layer-fec">
+				<title><constant>DTV_ISDBT_LAYER*_FEC</constant></title>
+
+				<para>Possible values: <constant>FEC_AUTO</constant>, <constant>FEC_1_2</constant>, <constant>FEC_2_3</constant>, <constant>FEC_3_4</constant>, <constant>FEC_5_6</constant>, <constant>FEC_7_8</constant></para>
+			</section>
+
+			<section id="isdbt-layer-mod">
+				<title><constant>DTV_ISDBT_LAYER*_MODULATION</constant></title>
+
+				<para>Possible values: <constant>QAM_AUTO</constant>, QP<constant>SK, QAM_16</constant>, <constant>QAM_64</constant>, <constant>DQPSK</constant></para>
+
+				<para>Note: If layer C is <constant>DQPSK</constant> layer B has to be <constant>DQPSK</constant>. If layer B is <constant>DQPSK</constant>
+					and <constant>DTV_ISDBT_PARTIAL_RECEPTION</constant>=0 layer has to be <constant>DQPSK</constant>.</para>
+			</section>
+
+			<section id="isdbt-layer-seg-cnt">
+				<title><constant>DTV_ISDBT_LAYER*_SEGMENT_COUNT</constant></title>
+
+				<para>Possible values: 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, -1 (AUTO)</para>
+
+				<para>Note: Truth table for <constant>DTV_ISDBT_SOUND_BROADCASTING</constant> and
+					<constant>DTV_ISDBT_PARTIAL_RECEPTION</constant> and <constant>LAYER</constant>*_SEGMENT_COUNT</para>
+
+				<informaltable id="isdbt-layer_seg-cnt-table">
+					<tgroup cols="6">
+
+						<tbody>
+							<row>
+								<entry>PR</entry>
+								<entry>SB</entry>
+								<entry>Layer A width</entry>
+								<entry>Layer B width</entry>
+								<entry>Layer C width</entry>
+								<entry>total width</entry>
+							</row>
+
+							<row>
+								<entry>0</entry>
+								<entry>0</entry>
+								<entry>1 .. 13</entry>
+								<entry>1 .. 13</entry>
+								<entry>1 .. 13</entry>
+								<entry>13</entry>
+							</row>
+
+							<row>
+								<entry>1</entry>
+								<entry>0</entry>
+								<entry>1</entry>
+								<entry>1 .. 13</entry>
+								<entry>1 .. 13</entry>
+								<entry>13</entry>
+							</row>
+
+							<row>
+								<entry>0</entry>
+								<entry>1</entry>
+								<entry>1</entry>
+								<entry>0</entry>
+								<entry>0</entry>
+								<entry>1</entry>
+							</row>
+
+							<row>
+								<entry>1</entry>
+								<entry>1</entry>
+								<entry>1</entry>
+								<entry>2</entry>
+								<entry>0</entry>
+								<entry>13</entry>
+							</row>
+						</tbody>
+
+					</tgroup>
+				</informaltable>
+
+			</section>
+
+			<section id="isdbt_layer_t_interl">
+				<title><constant>DTV_ISDBT_LAYER*_TIME_INTERLEAVING</constant></title>
+
+				<para>Possible values: 0, 1, 2, 3, -1 (AUTO)</para>
+
+				<para>Note: The real inter-leaver depth-names depend on the mode (fft-size); the values
+					here are referring to what can be found in the TMCC-structure -
+					independent of the mode.</para>
+			</section>
+		</section>
+	</section>
+</section>
diff --git a/Documentation/DocBook/dvb/kdapi.xml b/Documentation/DocBook/dvb/kdapi.xml
new file mode 100644
index 000000000000..6c67481eaa4b
--- /dev/null
+++ b/Documentation/DocBook/dvb/kdapi.xml
@@ -0,0 +1,2309 @@
+<title>Kernel Demux API</title>
+<para>The kernel demux API defines a driver-internal interface for registering low-level,
+hardware specific driver to a hardware independent demux layer. It is only of interest for
+DVB device driver writers. The header file for this API is named <emphasis role="tt">demux.h</emphasis> and located in
+<emphasis role="tt">drivers/media/dvb/dvb-core</emphasis>.
+</para>
+<para>Maintainer note: This section must be reviewed. It is probably out of date.
+</para>
+
+<section id="kernel_demux_data_types">
+<title>Kernel Demux Data Types</title>
+
+
+<section id="dmx_success_t">
+<title>dmx_success_t</title>
+ <programlisting>
+ typedef enum {
+   DMX_OK = 0, /&#x22C6; Received Ok &#x22C6;/
+   DMX_LENGTH_ERROR, /&#x22C6; Incorrect length &#x22C6;/
+   DMX_OVERRUN_ERROR, /&#x22C6; Receiver ring buffer overrun &#x22C6;/
+   DMX_CRC_ERROR, /&#x22C6; Incorrect CRC &#x22C6;/
+   DMX_FRAME_ERROR, /&#x22C6; Frame alignment error &#x22C6;/
+   DMX_FIFO_ERROR, /&#x22C6; Receiver FIFO overrun &#x22C6;/
+   DMX_MISSED_ERROR /&#x22C6; Receiver missed packet &#x22C6;/
+ } dmx_success_t;
+</programlisting>
+
+</section>
+<section id="ts_filter_types">
+<title>TS filter types</title>
+ <programlisting>
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+ /&#x22C6; TS packet reception &#x22C6;/
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+
+ /&#x22C6; TS filter type for set_type() &#x22C6;/
+
+ #define TS_PACKET       1   /&#x22C6; send TS packets (188 bytes) to callback (default) &#x22C6;/
+ #define TS_PAYLOAD_ONLY 2   /&#x22C6; in case TS_PACKET is set, only send the TS
+				payload (&#x003C;=184 bytes per packet) to callback &#x22C6;/
+ #define TS_DECODER      4   /&#x22C6; send stream to built-in decoder (if present) &#x22C6;/
+</programlisting>
+
+</section>
+<section id="dmx_ts_pes_t">
+<title>dmx_ts_pes_t</title>
+<para>The structure
+</para>
+<programlisting>
+ typedef enum
+ {
+	 DMX_TS_PES_AUDIO,   /&#x22C6; also send packets to audio decoder (if it exists) &#x22C6;/
+	 DMX_TS_PES_VIDEO,   /&#x22C6; ... &#x22C6;/
+	 DMX_TS_PES_TELETEXT,
+	 DMX_TS_PES_SUBTITLE,
+	 DMX_TS_PES_PCR,
+	 DMX_TS_PES_OTHER,
+ } dmx_ts_pes_t;
+</programlisting>
+<para>describes the PES type for filters which write to a built-in decoder. The correspond (and
+should be kept identical) to the types in the demux device.
+</para>
+<programlisting>
+ struct dmx_ts_feed_s {
+	 int is_filtering; /&#x22C6; Set to non-zero when filtering in progress &#x22C6;/
+	 struct dmx_demux_s&#x22C6; parent; /&#x22C6; Back-pointer &#x22C6;/
+	 void&#x22C6; priv; /&#x22C6; Pointer to private data of the API client &#x22C6;/
+	 int (&#x22C6;set) (struct dmx_ts_feed_s&#x22C6; feed,
+		     __u16 pid,
+		     size_t callback_length,
+		     size_t circular_buffer_size,
+		     int descramble,
+		     struct timespec timeout);
+	 int (&#x22C6;start_filtering) (struct dmx_ts_feed_s&#x22C6; feed);
+	 int (&#x22C6;stop_filtering) (struct dmx_ts_feed_s&#x22C6; feed);
+	 int (&#x22C6;set_type) (struct dmx_ts_feed_s&#x22C6; feed,
+			  int type,
+			  dmx_ts_pes_t pes_type);
+ };
+
+ typedef struct dmx_ts_feed_s dmx_ts_feed_t;
+</programlisting>
+ <programlisting>
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+ /&#x22C6; PES packet reception (not supported yet) &#x22C6;/
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+
+ typedef struct dmx_pes_filter_s {
+	 struct dmx_pes_s&#x22C6; parent; /&#x22C6; Back-pointer &#x22C6;/
+	 void&#x22C6; priv; /&#x22C6; Pointer to private data of the API client &#x22C6;/
+ } dmx_pes_filter_t;
+</programlisting>
+ <programlisting>
+ typedef struct dmx_pes_feed_s {
+	 int is_filtering; /&#x22C6; Set to non-zero when filtering in progress &#x22C6;/
+	 struct dmx_demux_s&#x22C6; parent; /&#x22C6; Back-pointer &#x22C6;/
+	 void&#x22C6; priv; /&#x22C6; Pointer to private data of the API client &#x22C6;/
+	 int (&#x22C6;set) (struct dmx_pes_feed_s&#x22C6; feed,
+		     __u16 pid,
+		     size_t circular_buffer_size,
+		     int descramble,
+		     struct timespec timeout);
+	 int (&#x22C6;start_filtering) (struct dmx_pes_feed_s&#x22C6; feed);
+	 int (&#x22C6;stop_filtering) (struct dmx_pes_feed_s&#x22C6; feed);
+	 int (&#x22C6;allocate_filter) (struct dmx_pes_feed_s&#x22C6; feed,
+				 dmx_pes_filter_t&#x22C6;&#x22C6; filter);
+	 int (&#x22C6;release_filter) (struct dmx_pes_feed_s&#x22C6; feed,
+				dmx_pes_filter_t&#x22C6; filter);
+ } dmx_pes_feed_t;
+</programlisting>
+ <programlisting>
+ typedef struct {
+	 __u8 filter_value [DMX_MAX_FILTER_SIZE];
+	 __u8 filter_mask [DMX_MAX_FILTER_SIZE];
+	 struct dmx_section_feed_s&#x22C6; parent; /&#x22C6; Back-pointer &#x22C6;/
+	 void&#x22C6; priv; /&#x22C6; Pointer to private data of the API client &#x22C6;/
+ } dmx_section_filter_t;
+</programlisting>
+ <programlisting>
+ struct dmx_section_feed_s {
+	 int is_filtering; /&#x22C6; Set to non-zero when filtering in progress &#x22C6;/
+	 struct dmx_demux_s&#x22C6; parent; /&#x22C6; Back-pointer &#x22C6;/
+	 void&#x22C6; priv; /&#x22C6; Pointer to private data of the API client &#x22C6;/
+	 int (&#x22C6;set) (struct dmx_section_feed_s&#x22C6; feed,
+		     __u16 pid,
+		     size_t circular_buffer_size,
+		     int descramble,
+		     int check_crc);
+	 int (&#x22C6;allocate_filter) (struct dmx_section_feed_s&#x22C6; feed,
+				 dmx_section_filter_t&#x22C6;&#x22C6; filter);
+	 int (&#x22C6;release_filter) (struct dmx_section_feed_s&#x22C6; feed,
+				dmx_section_filter_t&#x22C6; filter);
+	 int (&#x22C6;start_filtering) (struct dmx_section_feed_s&#x22C6; feed);
+	 int (&#x22C6;stop_filtering) (struct dmx_section_feed_s&#x22C6; feed);
+ };
+ typedef struct dmx_section_feed_s dmx_section_feed_t;
+
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+ /&#x22C6; Callback functions &#x22C6;/
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+
+ typedef int (&#x22C6;dmx_ts_cb) ( __u8 &#x22C6; buffer1,
+			    size_t buffer1_length,
+			    __u8 &#x22C6; buffer2,
+			    size_t buffer2_length,
+			    dmx_ts_feed_t&#x22C6; source,
+			    dmx_success_t success);
+
+ typedef int (&#x22C6;dmx_section_cb) ( __u8 &#x22C6; buffer1,
+				 size_t buffer1_len,
+				 __u8 &#x22C6; buffer2,
+				 size_t buffer2_len,
+				 dmx_section_filter_t &#x22C6; source,
+				 dmx_success_t success);
+
+ typedef int (&#x22C6;dmx_pes_cb) ( __u8 &#x22C6; buffer1,
+			     size_t buffer1_len,
+			     __u8 &#x22C6; buffer2,
+			     size_t buffer2_len,
+			     dmx_pes_filter_t&#x22C6; source,
+			     dmx_success_t success);
+
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+ /&#x22C6; DVB Front-End &#x22C6;/
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+
+ typedef enum {
+	 DMX_OTHER_FE = 0,
+	 DMX_SATELLITE_FE,
+	 DMX_CABLE_FE,
+	 DMX_TERRESTRIAL_FE,
+	 DMX_LVDS_FE,
+	 DMX_ASI_FE, /&#x22C6; DVB-ASI interface &#x22C6;/
+	 DMX_MEMORY_FE
+ } dmx_frontend_source_t;
+
+ typedef struct {
+	 /&#x22C6; The following char&#x22C6; fields point to NULL terminated strings &#x22C6;/
+	 char&#x22C6; id;                    /&#x22C6; Unique front-end identifier &#x22C6;/
+	 char&#x22C6; vendor;                /&#x22C6; Name of the front-end vendor &#x22C6;/
+	 char&#x22C6; model;                 /&#x22C6; Name of the front-end model &#x22C6;/
+	 struct list_head connectivity_list; /&#x22C6; List of front-ends that can
+						be connected to a particular
+						demux &#x22C6;/
+	 void&#x22C6; priv;     /&#x22C6; Pointer to private data of the API client &#x22C6;/
+	 dmx_frontend_source_t source;
+ } dmx_frontend_t;
+
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+ /&#x22C6; MPEG-2 TS Demux &#x22C6;/
+ /&#x22C6;--------------------------------------------------------------------------&#x22C6;/
+
+ /&#x22C6;
+  &#x22C6; Flags OR'ed in the capabilites field of struct dmx_demux_s.
+  &#x22C6;/
+
+ #define DMX_TS_FILTERING                        1
+ #define DMX_PES_FILTERING                       2
+ #define DMX_SECTION_FILTERING                   4
+ #define DMX_MEMORY_BASED_FILTERING              8    /&#x22C6; write() available &#x22C6;/
+ #define DMX_CRC_CHECKING                        16
+ #define DMX_TS_DESCRAMBLING                     32
+ #define DMX_SECTION_PAYLOAD_DESCRAMBLING        64
+ #define DMX_MAC_ADDRESS_DESCRAMBLING            128
+</programlisting>
+
+</section>
+<section id="demux_demux_t">
+<title>demux_demux_t</title>
+ <programlisting>
+ /&#x22C6;
+  &#x22C6; DMX_FE_ENTRY(): Casts elements in the list of registered
+  &#x22C6; front-ends from the generic type struct list_head
+  &#x22C6; to the type &#x22C6; dmx_frontend_t
+  &#x22C6;.
+ &#x22C6;/
+
+ #define DMX_FE_ENTRY(list) list_entry(list, dmx_frontend_t, connectivity_list)
+
+ struct dmx_demux_s {
+	 /&#x22C6; The following char&#x22C6; fields point to NULL terminated strings &#x22C6;/
+	 char&#x22C6; id;                    /&#x22C6; Unique demux identifier &#x22C6;/
+	 char&#x22C6; vendor;                /&#x22C6; Name of the demux vendor &#x22C6;/
+	 char&#x22C6; model;                 /&#x22C6; Name of the demux model &#x22C6;/
+	 __u32 capabilities;          /&#x22C6; Bitfield of capability flags &#x22C6;/
+	 dmx_frontend_t&#x22C6; frontend;    /&#x22C6; Front-end connected to the demux &#x22C6;/
+	 struct list_head reg_list;   /&#x22C6; List of registered demuxes &#x22C6;/
+	 void&#x22C6; priv;                  /&#x22C6; Pointer to private data of the API client &#x22C6;/
+	 int users;                   /&#x22C6; Number of users &#x22C6;/
+	 int (&#x22C6;open) (struct dmx_demux_s&#x22C6; demux);
+	 int (&#x22C6;close) (struct dmx_demux_s&#x22C6; demux);
+	 int (&#x22C6;write) (struct dmx_demux_s&#x22C6; demux, const char&#x22C6; buf, size_t count);
+	 int (&#x22C6;allocate_ts_feed) (struct dmx_demux_s&#x22C6; demux,
+				  dmx_ts_feed_t&#x22C6;&#x22C6; feed,
+				  dmx_ts_cb callback);
+	 int (&#x22C6;release_ts_feed) (struct dmx_demux_s&#x22C6; demux,
+				 dmx_ts_feed_t&#x22C6; feed);
+	 int (&#x22C6;allocate_pes_feed) (struct dmx_demux_s&#x22C6; demux,
+				   dmx_pes_feed_t&#x22C6;&#x22C6; feed,
+				   dmx_pes_cb callback);
+	 int (&#x22C6;release_pes_feed) (struct dmx_demux_s&#x22C6; demux,
+				  dmx_pes_feed_t&#x22C6; feed);
+	 int (&#x22C6;allocate_section_feed) (struct dmx_demux_s&#x22C6; demux,
+				       dmx_section_feed_t&#x22C6;&#x22C6; feed,
+				       dmx_section_cb callback);
+	 int (&#x22C6;release_section_feed) (struct dmx_demux_s&#x22C6; demux,
+				      dmx_section_feed_t&#x22C6; feed);
+	 int (&#x22C6;descramble_mac_address) (struct dmx_demux_s&#x22C6; demux,
+					__u8&#x22C6; buffer1,
+					size_t buffer1_length,
+					__u8&#x22C6; buffer2,
+					size_t buffer2_length,
+					__u16 pid);
+	 int (&#x22C6;descramble_section_payload) (struct dmx_demux_s&#x22C6; demux,
+					    __u8&#x22C6; buffer1,
+					    size_t buffer1_length,
+					    __u8&#x22C6; buffer2, size_t buffer2_length,
+					    __u16 pid);
+	 int (&#x22C6;add_frontend) (struct dmx_demux_s&#x22C6; demux,
+			      dmx_frontend_t&#x22C6; frontend);
+	 int (&#x22C6;remove_frontend) (struct dmx_demux_s&#x22C6; demux,
+				 dmx_frontend_t&#x22C6; frontend);
+	 struct list_head&#x22C6; (&#x22C6;get_frontends) (struct dmx_demux_s&#x22C6; demux);
+	 int (&#x22C6;connect_frontend) (struct dmx_demux_s&#x22C6; demux,
+				  dmx_frontend_t&#x22C6; frontend);
+	 int (&#x22C6;disconnect_frontend) (struct dmx_demux_s&#x22C6; demux);
+
+
+	 /&#x22C6; added because js cannot keep track of these himself &#x22C6;/
+	 int (&#x22C6;get_pes_pids) (struct dmx_demux_s&#x22C6; demux, __u16 &#x22C6;pids);
+ };
+ typedef struct dmx_demux_s dmx_demux_t;
+</programlisting>
+
+</section>
+<section id="demux_directory">
+<title>Demux directory</title>
+ <programlisting>
+ /&#x22C6;
+  &#x22C6; DMX_DIR_ENTRY(): Casts elements in the list of registered
+  &#x22C6; demuxes from the generic type struct list_head&#x22C6; to the type dmx_demux_t
+  &#x22C6;.
+  &#x22C6;/
+
+ #define DMX_DIR_ENTRY(list) list_entry(list, dmx_demux_t, reg_list)
+
+ int dmx_register_demux (dmx_demux_t&#x22C6; demux);
+ int dmx_unregister_demux (dmx_demux_t&#x22C6; demux);
+ struct list_head&#x22C6; dmx_get_demuxes (void);
+</programlisting>
+ </section></section>
+<section id="demux_directory_api">
+<title>Demux Directory API</title>
+<para>The demux directory is a Linux kernel-wide facility for registering and accessing the
+MPEG-2 TS demuxes in the system. Run-time registering and unregistering of demux drivers
+is possible using this API.
+</para>
+<para>All demux drivers in the directory implement the abstract interface dmx_demux_t.
+</para>
+
+<section
+role="subsection"><title>dmx_register_demux()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function makes a demux driver interface available to the Linux kernel. It is
+ usually called by the init_module() function of the kernel module that contains
+ the demux driver. The caller of this function is responsible for allocating
+ dynamic or static memory for the demux structure and for initializing its fields
+ before calling this function. The memory allocated for the demux structure
+ must not be freed before calling dmx_unregister_demux(),</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int dmx_register_demux ( dmx_demux_t &#x22C6;demux )</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux structure.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EEXIST</para>
+</entry><entry
+ align="char">
+<para>A demux with the same value of the id field already stored
+ in the directory.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSPC</para>
+</entry><entry
+ align="char">
+<para>No space left in the directory.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>dmx_unregister_demux()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function is called to indicate that the given demux interface is no
+ longer available. The caller of this function is responsible for freeing the
+ memory of the demux structure, if it was dynamically allocated before calling
+ dmx_register_demux(). The cleanup_module() function of the kernel module
+ that contains the demux driver should call this function. Note that this function
+ fails if the demux is currently in use, i.e., release_demux() has not been called
+ for the interface.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int dmx_unregister_demux ( dmx_demux_t &#x22C6;demux )</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux structure which is to be
+ unregistered.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>The specified demux is not registered in the demux
+ directory.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>The specified demux is currently in use.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>dmx_get_demuxes()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Provides the caller with the list of registered demux interfaces, using the
+ standard list structure defined in the include file linux/list.h. The include file
+ demux.h defines the macro DMX_DIR_ENTRY() for converting an element of
+ the generic type struct list_head* to the type dmx_demux_t*. The caller must
+ not free the memory of any of the elements obtained via this function call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>struct list_head &#x22C6;dmx_get_demuxes ()</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>none</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>struct list_head *</para>
+</entry><entry
+ align="char">
+<para>A list of demux interfaces, or NULL in the case of an
+ empty list.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
+<section id="demux_api">
+<title>Demux API</title>
+<para>The demux API should be implemented for each demux in the system. It is used to select
+the TS source of a demux and to manage the demux resources. When the demux
+client allocates a resource via the demux API, it receives a pointer to the API of that
+resource.
+</para>
+<para>Each demux receives its TS input from a DVB front-end or from memory, as set via the
+demux API. In a system with more than one front-end, the API can be used to select one of
+the DVB front-ends as a TS source for a demux, unless this is fixed in the HW platform. The
+demux API only controls front-ends regarding their connections with demuxes; the APIs
+used to set the other front-end parameters, such as tuning, are not defined in this
+document.
+</para>
+<para>The functions that implement the abstract interface demux should be defined static or
+module private and registered to the Demux Directory for external access. It is not necessary
+to implement every function in the demux_t struct, however (for example, a demux interface
+might support Section filtering, but not TS or PES filtering). The API client is expected to
+check the value of any function pointer before calling the function: the value of NULL means
+&#8220;function not available&#8221;.
+</para>
+<para>Whenever the functions of the demux API modify shared data, the possibilities of lost
+update and race condition problems should be addressed, e.g. by protecting parts of code with
+mutexes. This is especially important on multi-processor hosts.
+</para>
+<para>Note that functions called from a bottom half context must not sleep, at least in the 2.2.x
+kernels. Even a simple memory allocation can result in a kernel thread being put to sleep if
+swapping is needed. For example, the Linux kernel calls the functions of a network device
+interface from a bottom half context. Thus, if a demux API function is called from network
+device code, the function must not sleep.
+</para>
+
+
+<section id="kdapi_fopen">
+<title>open()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function reserves the demux for use by the caller and, if necessary,
+ initializes the demux. When the demux is no longer needed, the function close()
+ should be called. It should be possible for multiple clients to access the demux
+ at the same time. Thus, the function implementation should increment the
+ demux usage count when open() is called and decrement it when close() is
+ called.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open ( demux_t&#x22C6; demux );</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t* demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EUSERS</para>
+</entry><entry
+ align="char">
+<para>Maximum usage count reached.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="kdapi_fclose">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function reserves the demux for use by the caller and, if necessary,
+ initializes the demux. When the demux is no longer needed, the function close()
+ should be called. It should be possible for multiple clients to access the demux
+ at the same time. Thus, the function implementation should increment the
+ demux usage count when open() is called and decrement it when close() is
+ called.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(demux_t&#x22C6; demux);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t* demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENODEV</para>
+</entry><entry
+ align="char">
+<para>The demux was not in use.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="kdapi_fwrite">
+<title>write()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function provides the demux driver with a memory buffer containing TS
+ packets. Instead of receiving TS packets from the DVB front-end, the demux
+ driver software will read packets from memory. Any clients of this demux
+ with active TS, PES or Section filters will receive filtered data via the Demux
+ callback API (see 0). The function returns when all the data in the buffer has
+ been consumed by the demux. Demux hardware typically cannot read TS from
+ memory. If this is the case, memory-based filtering has to be implemented
+ entirely in software.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int write(demux_t&#x22C6; demux, const char&#x22C6; buf, size_t
+ count);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t* demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>const char* buf</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS data in kernel-space memory.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t length</para>
+</entry><entry
+ align="char">
+<para>Length of the TS data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>The command is not implemented.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>allocate_ts_feed()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Allocates a new TS feed, which is used to filter the TS packets carrying a
+ certain PID. The TS feed normally corresponds to a hardware PID filter on the
+ demux chip.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int allocate_ts_feed(dmx_demux_t&#x22C6; demux,
+ dmx_ts_feed_t&#x22C6;&#x22C6; feed, dmx_ts_cb callback);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t* demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_ts_feed_t**
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_ts_cb callback</para>
+</entry><entry
+ align="char">
+<para>Pointer to the callback function for passing received TS
+ packet</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EBUSY</para>
+</entry><entry
+ align="char">
+<para>No more TS feeds available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>The command is not implemented.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>release_ts_feed()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Releases the resources allocated with allocate_ts_feed(). Any filtering in
+ progress on the TS feed should be stopped before calling this function.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int release_ts_feed(dmx_demux_t&#x22C6; demux,
+ dmx_ts_feed_t&#x22C6; feed);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t* demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_ts_feed_t* feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>allocate_section_feed()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Allocates a new section feed, i.e. a demux resource for filtering and receiving
+ sections. On platforms with hardware support for section filtering, a section
+ feed is directly mapped to the demux HW. On other platforms, TS packets are
+ first PID filtered in hardware and a hardware section filter then emulated in
+ software. The caller obtains an API pointer of type dmx_section_feed_t as an
+ out parameter. Using this API the caller can set filtering parameters and start
+ receiving sections.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int allocate_section_feed(dmx_demux_t&#x22C6; demux,
+ dmx_section_feed_t &#x22C6;&#x22C6;feed, dmx_section_cb callback);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t *demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_feed_t
+ **feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_cb
+ callback</para>
+</entry><entry
+ align="char">
+<para>Pointer to the callback function for passing received
+ sections.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EBUSY</para>
+</entry><entry
+ align="char">
+<para>No more section feeds available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>The command is not implemented.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>release_section_feed()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Releases the resources allocated with allocate_section_feed(), including
+ allocated filters. Any filtering in progress on the section feed should be stopped
+ before calling this function.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int release_section_feed(dmx_demux_t&#x22C6; demux,
+ dmx_section_feed_t &#x22C6;feed);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>demux_t *demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_feed_t
+ *feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>descramble_mac_address()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function runs a descrambling algorithm on the destination MAC
+ address field of a DVB Datagram Section, replacing the original address
+ with its un-encrypted version. Otherwise, the description on the function
+ descramble_section_payload() applies also to this function.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int descramble_mac_address(dmx_demux_t&#x22C6; demux, __u8
+ &#x22C6;buffer1, size_t buffer1_length, __u8 &#x22C6;buffer2,
+ size_t buffer2_length, __u16 pid);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t
+ *demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8 *buffer1</para>
+</entry><entry
+ align="char">
+<para>Pointer to the first byte of the section.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer1_length</para>
+</entry><entry
+ align="char">
+<para>Length of the section data, including headers and CRC,
+ in buffer1.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8* buffer2</para>
+</entry><entry
+ align="char">
+<para>Pointer to the tail of the section data, or NULL. The
+ pointer has a non-NULL value if the section wraps past
+ the end of a circular buffer.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer2_length</para>
+</entry><entry
+ align="char">
+<para>Length of the section data, including headers and CRC,
+ in buffer2.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u16 pid</para>
+</entry><entry
+ align="char">
+<para>The PID on which the section was received. Useful
+ for obtaining the descrambling key, e.g. from a DVB
+ Common Access facility.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>No descrambling facility available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>descramble_section_payload()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function runs a descrambling algorithm on the payload of a DVB
+ Datagram Section, replacing the original payload with its un-encrypted
+ version. The function will be called from the demux API implementation;
+ the API client need not call this function directly. Section-level scrambling
+ algorithms are currently standardized only for DVB-RCC (return channel
+ over 2-directional cable TV network) systems. For all other DVB networks,
+ encryption schemes are likely to be proprietary to each data broadcaster. Thus,
+ it is expected that this function pointer will have the value of NULL (i.e.,
+ function not available) in most demux API implementations. Nevertheless, it
+ should be possible to use the function pointer as a hook for dynamically adding
+ a &#8220;plug-in&#8221; descrambling facility to a demux driver.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>While this function is not needed with hardware-based section descrambling,
+ the descramble_section_payload function pointer can be used to override the
+ default hardware-based descrambling algorithm: if the function pointer has a
+ non-NULL value, the corresponding function should be used instead of any
+ descrambling hardware.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int descramble_section_payload(dmx_demux_t&#x22C6; demux,
+ __u8 &#x22C6;buffer1, size_t buffer1_length, __u8 &#x22C6;buffer2,
+ size_t buffer2_length, __u16 pid);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t
+ *demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8 *buffer1</para>
+</entry><entry
+ align="char">
+<para>Pointer to the first byte of the section.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer1_length</para>
+</entry><entry
+ align="char">
+<para>Length of the section data, including headers and CRC,
+ in buffer1.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8 *buffer2</para>
+</entry><entry
+ align="char">
+<para>Pointer to the tail of the section data, or NULL. The
+ pointer has a non-NULL value if the section wraps past
+ the end of a circular buffer.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer2_length</para>
+</entry><entry
+ align="char">
+<para>Length of the section data, including headers and CRC,
+ in buffer2.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u16 pid</para>
+</entry><entry
+ align="char">
+<para>The PID on which the section was received. Useful
+ for obtaining the descrambling key, e.g. from a DVB
+ Common Access facility.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>No descrambling facility available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>add_frontend()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Registers a connectivity between a demux and a front-end, i.e., indicates that
+ the demux can be connected via a call to connect_frontend() to use the given
+ front-end as a TS source. The client of this function has to allocate dynamic or
+ static memory for the frontend structure and initialize its fields before calling
+ this function. This function is normally called during the driver initialization.
+ The caller must not free the memory of the frontend struct before successfully
+ calling remove_frontend().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int add_frontend(dmx_demux_t &#x22C6;demux, dmx_frontend_t
+ &#x22C6;frontend);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_frontend_t*
+ frontend</para>
+</entry><entry
+ align="char">
+<para>Pointer to the front-end instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EEXIST</para>
+</entry><entry
+ align="char">
+<para>A front-end with the same value of the id field already
+ registered.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINUSE</para>
+</entry><entry
+ align="char">
+<para>The demux is in use.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOMEM</para>
+</entry><entry
+ align="char">
+<para>No more front-ends can be added.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>remove_frontend()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Indicates that the given front-end, registered by a call to add_frontend(), can
+ no longer be connected as a TS source by this demux. The function should be
+ called when a front-end driver or a demux driver is removed from the system.
+ If the front-end is in use, the function fails with the return value of -EBUSY.
+ After successfully calling this function, the caller can free the memory of
+ the frontend struct if it was dynamically allocated before the add_frontend()
+ operation.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int remove_frontend(dmx_demux_t&#x22C6; demux,
+ dmx_frontend_t&#x22C6; frontend);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_frontend_t*
+ frontend</para>
+</entry><entry
+ align="char">
+<para>Pointer to the front-end instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EBUSY</para>
+</entry><entry
+ align="char">
+<para>The front-end is in use, i.e. a call to connect_frontend()
+ has not been followed by a call to disconnect_frontend().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>get_frontends()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Provides the APIs of the front-ends that have been registered for this demux.
+ Any of the front-ends obtained with this call can be used as a parameter for
+ connect_frontend().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The include file demux.h contains the macro DMX_FE_ENTRY() for
+ converting an element of the generic type struct list_head* to the type
+ dmx_frontend_t*. The caller must not free the memory of any of the elements
+ obtained via this function call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>struct list_head&#x22C6; get_frontends(dmx_demux_t&#x22C6; demux);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*</para>
+</entry><entry
+ align="char">
+<para>A list of front-end interfaces, or NULL in the case of an
+ empty list.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>connect_frontend()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Connects the TS output of the front-end to the input of the demux. A demux
+ can only be connected to a front-end registered to the demux with the function
+ add_frontend().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>It may or may not be possible to connect multiple demuxes to the same
+ front-end, depending on the capabilities of the HW platform. When not used,
+ the front-end should be released by calling disconnect_frontend().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int connect_frontend(dmx_demux_t&#x22C6; demux,
+ dmx_frontend_t&#x22C6; frontend);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_frontend_t*
+ frontend</para>
+</entry><entry
+ align="char">
+<para>Pointer to the front-end instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EBUSY</para>
+</entry><entry
+ align="char">
+<para>The front-end is in use.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>disconnect_frontend()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Disconnects the demux and a front-end previously connected by a
+ connect_frontend() call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int disconnect_frontend(dmx_demux_t&#x22C6; demux);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_demux_t*
+ demux</para>
+</entry><entry
+ align="char">
+<para>Pointer to the demux API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
+<section id="demux_callback_api">
+<title>Demux Callback API</title>
+<para>This kernel-space API comprises the callback functions that deliver filtered data to the
+demux client. Unlike the other APIs, these API functions are provided by the client and called
+from the demux code.
+</para>
+<para>The function pointers of this abstract interface are not packed into a structure as in the
+other demux APIs, because the callback functions are registered and used independent
+of each other. As an example, it is possible for the API client to provide several
+callback functions for receiving TS packets and no callbacks for PES packets or
+sections.
+</para>
+<para>The functions that implement the callback API need not be re-entrant: when a demux
+driver calls one of these functions, the driver is not allowed to call the function again before
+the original call returns. If a callback is triggered by a hardware interrupt, it is recommended
+to use the Linux &#8220;bottom half&#8221; mechanism or start a tasklet instead of making the callback
+function call directly from a hardware interrupt.
+</para>
+
+<section
+role="subsection"><title>dmx_ts_cb()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function, provided by the client of the demux API, is called from the
+ demux code. The function is only called when filtering on this TS feed has
+ been enabled using the start_filtering() function.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>Any TS packets that match the filter settings are copied to a circular buffer. The
+ filtered TS packets are delivered to the client using this callback function. The
+ size of the circular buffer is controlled by the circular_buffer_size parameter
+ of the set() function in the TS Feed API. It is expected that the buffer1 and
+ buffer2 callback parameters point to addresses within the circular buffer, but
+ other implementations are also possible. Note that the called party should not
+ try to free the memory the buffer1 and buffer2 parameters point to.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>When this function is called, the buffer1 parameter typically points to the
+ start of the first undelivered TS packet within a circular buffer. The buffer2
+ buffer parameter is normally NULL, except when the received TS packets have
+ crossed the last address of the circular buffer and &#8221;wrapped&#8221; to the beginning
+ of the buffer. In the latter case the buffer1 parameter would contain an address
+ within the circular buffer, while the buffer2 parameter would contain the first
+ address of the circular buffer.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The number of bytes delivered with this function (i.e. buffer1_length +
+ buffer2_length) is usually equal to the value of callback_length parameter
+ given in the set() function, with one exception: if a timeout occurs before
+ receiving callback_length bytes of TS data, any undelivered packets are
+ immediately delivered to the client by calling this function. The timeout
+ duration is controlled by the set() function in the TS Feed API.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>If a TS packet is received with errors that could not be fixed by the TS-level
+ forward error correction (FEC), the Transport_error_indicator flag of the TS
+ packet header should be set. The TS packet should not be discarded, as
+ the error can possibly be corrected by a higher layer protocol. If the called
+ party is slow in processing the callback, it is possible that the circular buffer
+ eventually fills up. If this happens, the demux driver should discard any TS
+ packets received while the buffer is full. The error should be indicated to the
+ client on the next callback by setting the success parameter to the value of
+ DMX_OVERRUN_ERROR.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The type of data returned to the callback can be selected by the new
+ function int (*set_type) (struct dmx_ts_feed_s* feed, int type, dmx_ts_pes_t
+ pes_type) which is part of the dmx_ts_feed_s struct (also cf. to the
+ include file ost/demux.h) The type parameter decides if the raw TS packet
+ (TS_PACKET) or just the payload (TS_PACKET&#8212;TS_PAYLOAD_ONLY)
+ should be returned. If additionally the TS_DECODER bit is set the stream
+ will also be sent to the hardware MPEG decoder. In this case, the second
+ flag decides as what kind of data the stream should be interpreted. The
+ possible choices are one of DMX_TS_PES_AUDIO, DMX_TS_PES_VIDEO,
+ DMX_TS_PES_TELETEXT, DMX_TS_PES_SUBTITLE,
+ DMX_TS_PES_PCR, or DMX_TS_PES_OTHER.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int dmx_ts_cb(__u8&#x22C6; buffer1, size_t buffer1_length,
+ __u8&#x22C6; buffer2, size_t buffer2_length, dmx_ts_feed_t&#x22C6;
+ source, dmx_success_t success);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>__u8* buffer1</para>
+</entry><entry
+ align="char">
+<para>Pointer to the start of the filtered TS packets.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer1_length</para>
+</entry><entry
+ align="char">
+<para>Length of the TS data in buffer1.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8* buffer2</para>
+</entry><entry
+ align="char">
+<para>Pointer to the tail of the filtered TS packets, or NULL.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer2_length</para>
+</entry><entry
+ align="char">
+<para>Length of the TS data in buffer2.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_ts_feed_t*
+ source</para>
+</entry><entry
+ align="char">
+<para>Indicates which TS feed is the source of the callback.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_success_t
+ success</para>
+</entry><entry
+ align="char">
+<para>Indicates if there was an error in TS reception.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>Continue filtering.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-1</para>
+</entry><entry
+ align="char">
+<para>Stop filtering - has the same effect as a call to
+ stop_filtering() on the TS Feed API.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>dmx_section_cb()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function, provided by the client of the demux API, is called from the
+ demux code. The function is only called when filtering of sections has been
+ enabled using the function start_filtering() of the section feed API. When the
+ demux driver has received a complete section that matches at least one section
+ filter, the client is notified via this callback function. Normally this function is
+ called for each received section; however, it is also possible to deliver multiple
+ sections with one callback, for example when the system load is high. If an
+ error occurs while receiving a section, this function should be called with
+ the corresponding error type set in the success field, whether or not there is
+ data to deliver. The Section Feed implementation should maintain a circular
+ buffer for received sections. However, this is not necessary if the Section Feed
+ API is implemented as a client of the TS Feed API, because the TS Feed
+ implementation then buffers the received data. The size of the circular buffer
+ can be configured using the set() function in the Section Feed API. If there
+ is no room in the circular buffer when a new section is received, the section
+ must be discarded. If this happens, the value of the success parameter should
+ be DMX_OVERRUN_ERROR on the next callback.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int dmx_section_cb(__u8&#x22C6; buffer1, size_t
+ buffer1_length, __u8&#x22C6; buffer2, size_t
+ buffer2_length, dmx_section_filter_t&#x22C6; source,
+ dmx_success_t success);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>__u8* buffer1</para>
+</entry><entry
+ align="char">
+<para>Pointer to the start of the filtered section, e.g. within the
+ circular buffer of the demux driver.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer1_length</para>
+</entry><entry
+ align="char">
+<para>Length of the filtered section data in buffer1, including
+ headers and CRC.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u8* buffer2</para>
+</entry><entry
+ align="char">
+<para>Pointer to the tail of the filtered section data, or NULL.
+ Useful to handle the wrapping of a circular buffer.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t buffer2_length</para>
+</entry><entry
+ align="char">
+<para>Length of the filtered section data in buffer2, including
+ headers and CRC.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_filter_t*
+ filter</para>
+</entry><entry
+ align="char">
+<para>Indicates the filter that triggered the callback.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_success_t
+ success</para>
+</entry><entry
+ align="char">
+<para>Indicates if there was an error in section reception.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>Continue filtering.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-1</para>
+</entry><entry
+ align="char">
+<para>Stop filtering - has the same effect as a call to
+ stop_filtering() on the Section Feed API.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
+<section id="ts_feed_api">
+<title>TS Feed API</title>
+<para>A TS feed is typically mapped to a hardware PID filter on the demux chip.
+Using this API, the client can set the filtering properties to start/stop filtering TS
+packets on a particular TS feed. The API is defined as an abstract interface of the type
+dmx_ts_feed_t.
+</para>
+<para>The functions that implement the interface should be defined static or module private. The
+client can get the handle of a TS feed API by calling the function allocate_ts_feed() in the
+demux API.
+</para>
+
+<section
+role="subsection"><title>set()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function sets the parameters of a TS feed. Any filtering in progress on the
+ TS feed must be stopped before calling this function.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int set ( dmx_ts_feed_t&#x22C6; feed, __u16 pid, size_t
+ callback_length, size_t circular_buffer_size, int
+ descramble, struct timespec timeout);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_ts_feed_t* feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u16 pid</para>
+</entry><entry
+ align="char">
+<para>PID value to filter. Only the TS packets carrying the
+ specified PID will be passed to the API client.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t
+ callback_length</para>
+</entry><entry
+ align="char">
+<para>Number of bytes to deliver with each call to the
+ dmx_ts_cb() callback function. The value of this
+ parameter should be a multiple of 188.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t
+ circular_buffer_size</para>
+</entry><entry
+ align="char">
+<para>Size of the circular buffer for the filtered TS packets.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int descramble</para>
+</entry><entry
+ align="char">
+<para>If non-zero, descramble the filtered TS packets.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct timespec
+ timeout</para>
+</entry><entry
+ align="char">
+<para>Maximum time to wait before delivering received TS
+ packets to the client.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOMEM</para>
+</entry><entry
+ align="char">
+<para>Not enough memory for the requested buffer size.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>No descrambling facility available for TS.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>start_filtering()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Starts filtering TS packets on this TS feed, according to its settings. The PID
+ value to filter can be set by the API client. All matching TS packets are
+ delivered asynchronously to the client, using the callback function registered
+ with allocate_ts_feed().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int start_filtering(dmx_ts_feed_t&#x22C6; feed);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_ts_feed_t* feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>stop_filtering()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Stops filtering TS packets on this TS feed.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int stop_filtering(dmx_ts_feed_t&#x22C6; feed);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_ts_feed_t* feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the TS feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
+<section id="section_feed_api">
+<title>Section Feed API</title>
+<para>A section feed is a resource consisting of a PID filter and a set of section filters. Using this
+API, the client can set the properties of a section feed and to start/stop filtering. The API is
+defined as an abstract interface of the type dmx_section_feed_t. The functions that implement
+the interface should be defined static or module private. The client can get the handle of
+a section feed API by calling the function allocate_section_feed() in the demux
+API.
+</para>
+<para>On demux platforms that provide section filtering in hardware, the Section Feed API
+implementation provides a software wrapper for the demux hardware. Other platforms may
+support only PID filtering in hardware, requiring that TS packets are converted to sections in
+software. In the latter case the Section Feed API implementation can be a client of the TS
+Feed API.
+</para>
+
+</section>
+<section id="kdapi_set">
+<title>set()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function sets the parameters of a section feed. Any filtering in progress on
+ the section feed must be stopped before calling this function. If descrambling
+ is enabled, the payload_scrambling_control and address_scrambling_control
+ fields of received DVB datagram sections should be observed. If either one is
+ non-zero, the section should be descrambled either in hardware or using the
+ functions descramble_mac_address() and descramble_section_payload() of the
+ demux API. Note that according to the MPEG-2 Systems specification, only
+ the payloads of private sections can be scrambled while the rest of the section
+ data must be sent in the clear.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int set(dmx_section_feed_t&#x22C6; feed, __u16 pid, size_t
+ circular_buffer_size, int descramble, int
+ check_crc);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_section_feed_t*
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>__u16 pid</para>
+</entry><entry
+ align="char">
+<para>PID value to filter; only the TS packets carrying the
+ specified PID will be accepted.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t
+ circular_buffer_size</para>
+</entry><entry
+ align="char">
+<para>Size of the circular buffer for filtered sections.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int descramble</para>
+</entry><entry
+ align="char">
+<para>If non-zero, descramble any sections that are scrambled.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int check_crc</para>
+</entry><entry
+ align="char">
+<para>If non-zero, check the CRC values of filtered sections.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOMEM</para>
+</entry><entry
+ align="char">
+<para>Not enough memory for the requested buffer size.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSYS</para>
+</entry><entry
+ align="char">
+<para>No descrambling facility available for sections.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameters.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>allocate_filter()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function is used to allocate a section filter on the demux. It should only be
+ called when no filtering is in progress on this section feed. If a filter cannot be
+ allocated, the function fails with -ENOSPC. See in section ?? for the format of
+ the section filter.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>The bitfields filter_mask and filter_value should only be modified when no
+ filtering is in progress on this section feed. filter_mask controls which bits of
+ filter_value are compared with the section headers/payload. On a binary value
+ of 1 in filter_mask, the corresponding bits are compared. The filter only accepts
+ sections that are equal to filter_value in all the tested bit positions. Any changes
+ to the values of filter_mask and filter_value are guaranteed to take effect only
+ when the start_filtering() function is called next time. The parent pointer in
+ the struct is initialized by the API implementation to the value of the feed
+ parameter. The priv pointer is not used by the API implementation, and can
+ thus be freely utilized by the caller of this function. Any data pointed to by the
+ priv pointer is available to the recipient of the dmx_section_cb() function call.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>While the maximum section filter length (DMX_MAX_FILTER_SIZE) is
+ currently set at 16 bytes, hardware filters of that size are not available on all
+ platforms. Therefore, section filtering will often take place first in hardware,
+ followed by filtering in software for the header bytes that were not covered
+ by a hardware filter. The filter_mask field can be checked to determine how
+ many bytes of the section filter are actually used, and if the hardware filter will
+ suffice. Additionally, software-only section filters can optionally be allocated
+ to clients when all hardware section filters are in use. Note that on most demux
+ hardware it is not possible to filter on the section_length field of the section
+ header &#8211; thus this field is ignored, even though it is included in filter_value and
+ filter_mask fields.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int allocate_filter(dmx_section_feed_t&#x22C6; feed,
+ dmx_section_filter_t&#x22C6;&#x22C6; filter);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_section_feed_t*
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_filter_t**
+ filter</para>
+</entry><entry
+ align="char">
+<para>Pointer to the allocated filter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENOSPC</para>
+</entry><entry
+ align="char">
+<para>No filters of given type and length available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameters.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>release_filter()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This function releases all the resources of a previously allocated section filter.
+ The function should not be called while filtering is in progress on this section
+ feed. After calling this function, the caller should not try to dereference the
+ filter pointer.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int release_filter ( dmx_section_feed_t&#x22C6; feed,
+ dmx_section_filter_t&#x22C6; filter);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_section_feed_t*
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>dmx_section_filter_t*
+ filter</para>
+</entry><entry
+ align="char">
+<para>I/O Pointer to the instance data of a section filter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-ENODEV</para>
+</entry><entry
+ align="char">
+<para>No such filter allocated.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>start_filtering()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Starts filtering sections on this section feed, according to its settings. Sections
+ are first filtered based on their PID and then matched with the section
+ filters allocated for this feed. If the section matches the PID filter and
+ at least one section filter, it is delivered to the API client. The section
+ is delivered asynchronously using the callback function registered with
+ allocate_section_feed().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int start_filtering ( dmx_section_feed_t&#x22C6; feed );</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_section_feed_t*
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>stop_filtering()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>Stops filtering sections on this section feed. Note that any changes to the
+ filtering parameters (filter_value, filter_mask, etc.) should only be made when
+ filtering is stopped.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int stop_filtering ( dmx_section_feed_t&#x22C6; feed );</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>dmx_section_feed_t*
+ feed</para>
+</entry><entry
+ align="char">
+<para>Pointer to the section feed API and instance data.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>RETURNS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>0</para>
+</entry><entry
+ align="char">
+<para>The function was completed without errors.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>-EINVAL</para>
+</entry><entry
+ align="char">
+<para>Bad parameter.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
diff --git a/Documentation/DocBook/dvb/net.xml b/Documentation/DocBook/dvb/net.xml
new file mode 100644
index 000000000000..94e388d94c0d
--- /dev/null
+++ b/Documentation/DocBook/dvb/net.xml
@@ -0,0 +1,12 @@
+<title>DVB Network API</title>
+<para>The DVB net device enables feeding of MPE (multi protocol encapsulation) packets
+received via DVB into the Linux network protocol stack, e.g. for internet via satellite
+applications. It can be accessed through <emphasis role="tt">/dev/dvb/adapter0/net0</emphasis>. Data types and
+and ioctl definitions can be accessed by including <emphasis role="tt">linux/dvb/net.h</emphasis> in your
+application.
+</para>
+<section id="dvb_net_types">
+<title>DVB Net Data Types</title>
+<para>To be written&#x2026;
+</para>
+</section>
diff --git a/Documentation/DocBook/dvb/video.xml b/Documentation/DocBook/dvb/video.xml
new file mode 100644
index 000000000000..7bb287e67c8e
--- /dev/null
+++ b/Documentation/DocBook/dvb/video.xml
@@ -0,0 +1,1971 @@
+<title>DVB Video Device</title>
+<para>The DVB video device controls the MPEG2 video decoder of the DVB hardware. It
+can be accessed through <emphasis role="tt">/dev/dvb/adapter0/video0</emphasis>. Data types and and
+ioctl definitions can be accessed by including <emphasis role="tt">linux/dvb/video.h</emphasis> in your
+application.
+</para>
+<para>Note that the DVB video device only controls decoding of the MPEG video stream, not
+its presentation on the TV or computer screen. On PCs this is typically handled by an
+associated video4linux device, e.g. <emphasis role="tt">/dev/video</emphasis>, which allows scaling and defining output
+windows.
+</para>
+<para>Some DVB cards don&#8217;t have their own MPEG decoder, which results in the omission of
+the audio and video device as well as the video4linux device.
+</para>
+<para>The ioctls that deal with SPUs (sub picture units) and navigation packets are only
+supported on some MPEG decoders made for DVD playback.
+</para>
+<section id="video_types">
+<title>Video Data Types</title>
+
+<section id="video_format_t">
+<title>video_format_t</title>
+<para>The <emphasis role="tt">video_format_t</emphasis> data type defined by
+</para>
+<programlisting>
+ typedef enum {
+	 VIDEO_FORMAT_4_3,
+	 VIDEO_FORMAT_16_9
+ } video_format_t;
+</programlisting>
+<para>is used in the VIDEO_SET_FORMAT function (??) to tell the driver which aspect ratio
+the output hardware (e.g. TV) has. It is also used in the data structures video_status
+(??) returned by VIDEO_GET_STATUS (??) and video_event (??) returned by
+VIDEO_GET_EVENT (??) which report about the display format of the current video
+stream.
+</para>
+</section>
+
+<section id="video_display_format_t">
+<title>video_display_format_t</title>
+<para>In case the display format of the video stream and of the display hardware differ the
+application has to specify how to handle the cropping of the picture. This can be done using
+the VIDEO_SET_DISPLAY_FORMAT call (??) which accepts
+</para>
+<programlisting>
+ typedef enum {
+	 VIDEO_PAN_SCAN,
+	 VIDEO_LETTER_BOX,
+	 VIDEO_CENTER_CUT_OUT
+ } video_display_format_t;
+</programlisting>
+<para>as argument.
+</para>
+</section>
+
+<section id="video_stream_source">
+<title>video stream source</title>
+<para>The video stream source is set through the VIDEO_SELECT_SOURCE call and can take
+the following values, depending on whether we are replaying from an internal (demuxer) or
+external (user write) source.
+</para>
+<programlisting>
+ typedef enum {
+	 VIDEO_SOURCE_DEMUX,
+	 VIDEO_SOURCE_MEMORY
+ } video_stream_source_t;
+</programlisting>
+<para>VIDEO_SOURCE_DEMUX selects the demultiplexer (fed either by the frontend or the
+DVR device) as the source of the video stream. If VIDEO_SOURCE_MEMORY
+is selected the stream comes from the application through the <emphasis role="tt">write()</emphasis> system
+call.
+</para>
+</section>
+
+<section id="video_play_state">
+<title>video play state</title>
+<para>The following values can be returned by the VIDEO_GET_STATUS call representing the
+state of video playback.
+</para>
+<programlisting>
+ typedef enum {
+	 VIDEO_STOPPED,
+	 VIDEO_PLAYING,
+	 VIDEO_FREEZED
+ } video_play_state_t;
+</programlisting>
+</section>
+
+<section id="video_event">
+<title>struct video_event</title>
+<para>The following is the structure of a video event as it is returned by the VIDEO_GET_EVENT
+call.
+</para>
+<programlisting>
+ struct video_event {
+	 int32_t type;
+	 time_t timestamp;
+	 union {
+		 video_format_t video_format;
+	 } u;
+ };
+</programlisting>
+</section>
+
+<section id="video_status">
+<title>struct video_status</title>
+<para>The VIDEO_GET_STATUS call returns the following structure informing about various
+states of the playback operation.
+</para>
+<programlisting>
+ struct video_status {
+	 boolean video_blank;
+	 video_play_state_t play_state;
+	 video_stream_source_t stream_source;
+	 video_format_t video_format;
+	 video_displayformat_t display_format;
+ };
+</programlisting>
+<para>If video_blank is set video will be blanked out if the channel is changed or if playback is
+stopped. Otherwise, the last picture will be displayed. play_state indicates if the video is
+currently frozen, stopped, or being played back. The stream_source corresponds to the seleted
+source for the video stream. It can come either from the demultiplexer or from memory.
+The video_format indicates the aspect ratio (one of 4:3 or 16:9) of the currently
+played video stream. Finally, display_format corresponds to the selected cropping
+mode in case the source video format is not the same as the format of the output
+device.
+</para>
+</section>
+
+<section id="video_still_picture">
+<title>struct video_still_picture</title>
+<para>An I-frame displayed via the VIDEO_STILLPICTURE call is passed on within the
+following structure.
+</para>
+<programlisting>
+ /&#x22C6; pointer to and size of a single iframe in memory &#x22C6;/
+ struct video_still_picture {
+	 char &#x22C6;iFrame;
+	 int32_t size;
+ };
+</programlisting>
+</section>
+
+<section id="video_caps">
+<title>video capabilities</title>
+<para>A call to VIDEO_GET_CAPABILITIES returns an unsigned integer with the following
+bits set according to the hardwares capabilities.
+</para>
+<programlisting>
+ /&#x22C6; bit definitions for capabilities: &#x22C6;/
+ /&#x22C6; can the hardware decode MPEG1 and/or MPEG2? &#x22C6;/
+ #define VIDEO_CAP_MPEG1   1
+ #define VIDEO_CAP_MPEG2   2
+ /&#x22C6; can you send a system and/or program stream to video device?
+    (you still have to open the video and the audio device but only
+     send the stream to the video device) &#x22C6;/
+ #define VIDEO_CAP_SYS     4
+ #define VIDEO_CAP_PROG    8
+ /&#x22C6; can the driver also handle SPU, NAVI and CSS encoded data?
+    (CSS API is not present yet) &#x22C6;/
+ #define VIDEO_CAP_SPU    16
+ #define VIDEO_CAP_NAVI   32
+ #define VIDEO_CAP_CSS    64
+</programlisting>
+</section>
+
+<section id="video_system">
+<title>video system</title>
+<para>A call to VIDEO_SET_SYSTEM sets the desired video system for TV output. The
+following system types can be set:
+</para>
+<programlisting>
+ typedef enum {
+	  VIDEO_SYSTEM_PAL,
+	  VIDEO_SYSTEM_NTSC,
+	  VIDEO_SYSTEM_PALN,
+	  VIDEO_SYSTEM_PALNc,
+	  VIDEO_SYSTEM_PALM,
+	  VIDEO_SYSTEM_NTSC60,
+	  VIDEO_SYSTEM_PAL60,
+	  VIDEO_SYSTEM_PALM60
+ } video_system_t;
+</programlisting>
+</section>
+
+<section id="video_highlight">
+<title>struct video_highlight</title>
+<para>Calling the ioctl VIDEO_SET_HIGHLIGHTS posts the SPU highlight information. The
+call expects the following format for that information:
+</para>
+<programlisting>
+ typedef
+ struct video_highlight {
+	 boolean active;      /&#x22C6;    1=show highlight, 0=hide highlight &#x22C6;/
+	 uint8_t contrast1;   /&#x22C6;    7- 4  Pattern pixel contrast &#x22C6;/
+			      /&#x22C6;    3- 0  Background pixel contrast &#x22C6;/
+	 uint8_t contrast2;   /&#x22C6;    7- 4  Emphasis pixel-2 contrast &#x22C6;/
+			      /&#x22C6;    3- 0  Emphasis pixel-1 contrast &#x22C6;/
+	 uint8_t color1;      /&#x22C6;    7- 4  Pattern pixel color &#x22C6;/
+			      /&#x22C6;    3- 0  Background pixel color &#x22C6;/
+	 uint8_t color2;      /&#x22C6;    7- 4  Emphasis pixel-2 color &#x22C6;/
+			      /&#x22C6;    3- 0  Emphasis pixel-1 color &#x22C6;/
+	 uint32_t ypos;       /&#x22C6;   23-22  auto action mode &#x22C6;/
+			      /&#x22C6;   21-12  start y &#x22C6;/
+			      /&#x22C6;    9- 0  end y &#x22C6;/
+	 uint32_t xpos;       /&#x22C6;   23-22  button color number &#x22C6;/
+			      /&#x22C6;   21-12  start x &#x22C6;/
+			      /&#x22C6;    9- 0  end x &#x22C6;/
+ } video_highlight_t;
+</programlisting>
+
+</section>
+<section id="video_spu">
+<title>video SPU</title>
+<para>Calling VIDEO_SET_SPU deactivates or activates SPU decoding, according to the
+following format:
+</para>
+<programlisting>
+ typedef
+ struct video_spu {
+	 boolean active;
+	 int stream_id;
+ } video_spu_t;
+</programlisting>
+
+</section>
+<section id="video_spu_palette">
+<title>video SPU palette</title>
+<para>The following structure is used to set the SPU palette by calling VIDEO_SPU_PALETTE:
+</para>
+<programlisting>
+ typedef
+ struct video_spu_palette{
+	 int length;
+	 uint8_t &#x22C6;palette;
+ } video_spu_palette_t;
+</programlisting>
+
+</section>
+<section id="video_navi_pack">
+<title>video NAVI pack</title>
+<para>In order to get the navigational data the following structure has to be passed to the ioctl
+VIDEO_GET_NAVI:
+</para>
+<programlisting>
+ typedef
+ struct video_navi_pack{
+	 int length;         /&#x22C6; 0 ... 1024 &#x22C6;/
+	 uint8_t data[1024];
+ } video_navi_pack_t;
+</programlisting>
+</section>
+
+
+<section id="video_attributes">
+<title>video attributes</title>
+<para>The following attributes can be set by a call to VIDEO_SET_ATTRIBUTES:
+</para>
+<programlisting>
+ typedef uint16_t video_attributes_t;
+ /&#x22C6;   bits: descr. &#x22C6;/
+ /&#x22C6;   15-14 Video compression mode (0=MPEG-1, 1=MPEG-2) &#x22C6;/
+ /&#x22C6;   13-12 TV system (0=525/60, 1=625/50) &#x22C6;/
+ /&#x22C6;   11-10 Aspect ratio (0=4:3, 3=16:9) &#x22C6;/
+ /&#x22C6;    9- 8 permitted display mode on 4:3 monitor (0=both, 1=only pan-sca &#x22C6;/
+ /&#x22C6;    7    line 21-1 data present in GOP (1=yes, 0=no) &#x22C6;/
+ /&#x22C6;    6    line 21-2 data present in GOP (1=yes, 0=no) &#x22C6;/
+ /&#x22C6;    5- 3 source resolution (0=720x480/576, 1=704x480/576, 2=352x480/57 &#x22C6;/
+ /&#x22C6;    2    source letterboxed (1=yes, 0=no) &#x22C6;/
+ /&#x22C6;    0    film/camera mode (0=camera, 1=film (625/50 only)) &#x22C6;/
+</programlisting>
+</section></section>
+
+
+<section id="video_function_calls">
+<title>Video Function Calls</title>
+
+
+<section id="video_fopen">
+<title>open()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call opens a named video device (e.g. /dev/dvb/adapter0/video0)
+ for subsequent use.</para>
+<para>When an open() call has succeeded, the device will be ready for use.
+ The significance of blocking or non-blocking mode is described in the
+ documentation for functions where there is a difference. It does not affect the
+ semantics of the open() call itself. A device opened in blocking mode can later
+ be put into non-blocking mode (and vice versa) using the F_SETFL command
+ of the fcntl system call. This is a standard system call, documented in the Linux
+ manual page for fcntl. Only one user can open the Video Device in O_RDWR
+ mode. All other attempts to open the device in this mode will fail, and an
+ error-code will be returned. If the Video Device is opened in O_RDONLY
+ mode, the only ioctl call that can be used is VIDEO_GET_STATUS. All other
+ call will return an error code.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int open(const char &#x22C6;deviceName, int flags);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>const char
+ *deviceName</para>
+</entry><entry
+ align="char">
+<para>Name of specific video device.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int flags</para>
+</entry><entry
+ align="char">
+<para>A bit-wise OR of the following flags:</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDONLY read-only access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_RDWR read/write access</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>O_NONBLOCK open in non-blocking mode</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>(blocking mode is the default)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>ENODEV</para>
+</entry><entry
+ align="char">
+<para>Device driver not loaded/available.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBUSY</para>
+</entry><entry
+ align="char">
+<para>Device or resource busy.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid argument.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="video_fclose">
+<title>close()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call closes a previously opened video device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int close(int fd);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section>
+<section id="video_fwrite">
+<title>write()</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This system call can only be used if VIDEO_SOURCE_MEMORY is selected
+ in the ioctl call VIDEO_SELECT_SOURCE. The data provided shall be in
+ PES format, unless the capability allows other formats. If O_NONBLOCK is
+ not specified the function will block until buffer space is available. The amount
+ of data to be transferred is implied by count.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>size_t write(int fd, const void &#x22C6;buf, size_t count);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>void *buf</para>
+</entry><entry
+ align="char">
+<para>Pointer to the buffer containing the PES data.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>size_t count</para>
+</entry><entry
+ align="char">
+<para>Size of buf.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Mode VIDEO_SOURCE_MEMORY not selected.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>ENOMEM</para>
+</entry><entry
+ align="char">
+<para>Attempted to write more data than the internal buffer can
+ hold.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_STOP</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to stop playing the current stream.
+ Depending on the input parameter, the screen can be blanked out or displaying
+ the last decoded frame.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_STOP, boolean
+ mode);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_STOP for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>Boolean mode</para>
+</entry><entry
+ align="char">
+<para>Indicates how the screen shall be handled.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>TRUE: Blank screen when stop.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>FALSE: Show last decoded frame.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_PLAY</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to start playing a video stream from the
+ selected source.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_PLAY);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_PLAY for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_FREEZE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call suspends the live video stream being played. Decoding
+ and playing are frozen. It is then possible to restart the decoding
+ and playing process of the video stream using the VIDEO_CONTINUE
+ command. If VIDEO_SOURCE_MEMORY is selected in the ioctl call
+ VIDEO_SELECT_SOURCE, the DVB subsystem will not decode any more
+ data until the ioctl call VIDEO_CONTINUE or VIDEO_PLAY is performed.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_FREEZE);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_FREEZE for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_CONTINUE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call restarts decoding and playing processes of the video stream
+ which was played before a call to VIDEO_FREEZE was made.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_CONTINUE);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_CONTINUE for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SELECT_SOURCE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call informs the video device which source shall be used for the input
+ data. The possible sources are demux or memory. If memory is selected, the
+ data is fed to the video device through the write command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_SELECT_SOURCE,
+ video_stream_source_t source);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SELECT_SOURCE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_stream_source_t
+ source</para>
+</entry><entry
+ align="char">
+<para>Indicates which source shall be used for the Video stream.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_BLANK</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to blank out the picture.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_SET_BLANK, boolean
+ mode);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_BLANK for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>boolean mode</para>
+</entry><entry
+ align="char">
+<para>TRUE: Blank screen when stop.</para>
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>FALSE: Show last decoded frame.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal input parameter</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_GET_STATUS</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to return the current status of the device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_GET_STATUS, struct
+ video_status &#x22C6;status);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_GET_STATUS for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct video_status
+ *status</para>
+</entry><entry
+ align="char">
+<para>Returns the current status of the Video Device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error, possibly in the communication with the
+ DVB subsystem.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>status points to invalid address</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_GET_EVENT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call returns an event of type video_event if available. If an event is
+ not available, the behavior depends on whether the device is in blocking or
+ non-blocking mode. In the latter case, the call fails immediately with errno
+ set to EWOULDBLOCK. In the former case, the call blocks until an event
+ becomes available. The standard Linux poll() and/or select() system calls can
+ be used with the device file descriptor to watch for new events. For select(),
+ the file descriptor should be included in the exceptfds argument, and for
+ poll(), POLLPRI should be specified as the wake-up condition. Read-only
+ permissions are sufficient for this ioctl call.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_GET_EVENT, struct
+ video_event &#x22C6;ev);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_GET_EVENT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct video_event
+ *ev</para>
+</entry><entry
+ align="char">
+<para>Points to the location where the event, if any, is to be
+ stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>ev points to invalid address</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EWOULDBLOCK</para>
+</entry><entry
+ align="char">
+<para>There is no event pending, and the device is in
+ non-blocking mode.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EOVERFLOW</para>
+</entry><entry
+ align="char">
+</entry>
+ </row><row><entry
+ align="char">
+</entry><entry
+ align="char">
+<para>Overflow in event queue - one or more events were lost.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_DISPLAY_FORMAT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to select the video format to be applied
+ by the MPEG chip on the video.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request =
+ VIDEO_SET_DISPLAY_FORMAT, video_display_format_t
+ format);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_DISPLAY_FORMAT for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_display_format_t
+ format</para>
+</entry><entry
+ align="char">
+<para>Selects the video format to be used.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal parameter format.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_STILLPICTURE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to display a still picture (I-frame). The
+ input data shall contain an I-frame. If the pointer is NULL, then the current
+ displayed still picture is blanked.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_STILLPICTURE,
+ struct video_still_picture &#x22C6;sp);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_STILLPICTURE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>struct
+ video_still_picture
+ *sp</para>
+</entry><entry
+ align="char">
+<para>Pointer to a location where an I-frame and size is stored.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>sp points to an invalid iframe.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_FAST_FORWARD</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the Video Device to skip decoding of N number of I-frames.
+ This call can only be used if VIDEO_SOURCE_MEMORY is selected.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_FAST_FORWARD, int
+ nFrames);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_FAST_FORWARD for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int nFrames</para>
+</entry><entry
+ align="char">
+<para>The number of frames to skip.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Mode VIDEO_SOURCE_MEMORY not selected.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal parameter format.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SLOWMOTION</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the video device to repeat decoding frames N number of
+ times. This call can only be used if VIDEO_SOURCE_MEMORY is selected.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_SLOWMOTION, int
+ nFrames);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SLOWMOTION for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int nFrames</para>
+</entry><entry
+ align="char">
+<para>The number of times to repeat each frame.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EPERM</para>
+</entry><entry
+ align="char">
+<para>Mode VIDEO_SOURCE_MEMORY not selected.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Illegal parameter format.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_GET_CAPABILITIES</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call asks the video device about its decoding capabilities. On success
+ it returns and integer which has bits set according to the defines in section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_GET_CAPABILITIES,
+ unsigned int &#x22C6;cap);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_GET_CAPABILITIES for this
+ command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>unsigned int *cap</para>
+</entry><entry
+ align="char">
+<para>Pointer to a location where to store the capability
+ information.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>cap points to an invalid iframe.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_ID</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl selects which sub-stream is to be decoded if a program or system
+ stream is sent to the video device.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(int fd, int request = VIDEO_SET_ID, int
+ id);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_ID for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int id</para>
+</entry><entry
+ align="char">
+<para>video sub-stream id</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINTERNAL</para>
+</entry><entry
+ align="char">
+<para>Internal error.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>Invalid sub-stream id.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_CLEAR_BUFFER</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl call clears all video buffers in the driver and in the decoder hardware.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_CLEAR_BUFFER);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_CLEAR_BUFFER for this command.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_STREAMTYPE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl tells the driver which kind of stream to expect being written to it. If
+ this call is not used the default of video PES is used. Some drivers might not
+ support this call and always expect PES.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>int ioctl(fd, int request = VIDEO_SET_STREAMTYPE,
+ int type);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_STREAMTYPE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int type</para>
+</entry><entry
+ align="char">
+<para>stream type</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>type is not a valid or supported stream type.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_FORMAT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl sets the screen format (aspect ratio) of the connected output device
+ (TV) so that the output of the decoder can be adjusted accordingly.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_FORMAT,
+ video_format_t format);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_FORMAT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_format_t
+ format</para>
+</entry><entry
+ align="char">
+<para>video format of TV as defined in section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>format is not a valid video format.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_SYSTEM</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl sets the television output format. The format (see section ??) may
+ vary from the color format of the displayed MPEG stream. If the hardware is
+ not able to display the requested format the call will return an error.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_SYSTEM ,
+ video_system_t system);</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_FORMAT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_system_t
+ system</para>
+</entry><entry
+ align="char">
+<para>video system of TV output.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>system is not a valid or supported video system.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_HIGHLIGHT</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl sets the SPU highlight information for the menu access of a DVD.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_HIGHLIGHT
+ ,video_highlight_t &#x22C6;vhilite)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_HIGHLIGHT for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_highlight_t
+ *vhilite</para>
+</entry><entry
+ align="char">
+<para>SPU Highlight information according to section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>input is not a valid highlight setting.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_SPU</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl activates or deactivates SPU decoding in a DVD input stream. It can
+ only be used, if the driver is able to handle a DVD stream.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_SPU ,
+ video_spu_t &#x22C6;spu)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_SPU for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_spu_t *spu</para>
+</entry><entry
+ align="char">
+<para>SPU decoding (de)activation and subid setting according
+ to section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>input is not a valid spu setting or driver cannot handle
+ SPU.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_SPU_PALETTE</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl sets the SPU color palette.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_SPU_PALETTE
+ ,video_spu_palette_t &#x22C6;palette )</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_SPU_PALETTE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_spu_palette_t
+ *palette</para>
+</entry><entry
+ align="char">
+<para>SPU palette according to section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>input is not a valid palette or driver doesn&#8217;t handle SPU.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_GET_NAVI</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl returns navigational information from the DVD stream. This is
+ especially needed if an encoded stream has to be decoded by the hardware.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_GET_NAVI ,
+ video_navi_pack_t &#x22C6;navipack)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_GET_NAVI for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_navi_pack_t
+ *navipack</para>
+</entry><entry
+ align="char">
+<para>PCI or DSI pack (private stream 2) according to section
+ ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EFAULT</para>
+</entry><entry
+ align="char">
+<para>driver is not able to return navigational information</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+
+</section><section
+role="subsection"><title>VIDEO_SET_ATTRIBUTES</title>
+<para>DESCRIPTION
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para>This ioctl is intended for DVD playback and allows you to set certain
+ information about the stream. Some hardware may not need this information,
+ but the call also tells the hardware to prepare for DVD playback.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>SYNOPSIS
+</para>
+<informaltable><tgroup cols="1"><tbody><row><entry
+ align="char">
+<para> int ioctl(fd, int request = VIDEO_SET_ATTRIBUTE
+ ,video_attributes_t vattr)</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>PARAMETERS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>int fd</para>
+</entry><entry
+ align="char">
+<para>File descriptor returned by a previous call to open().</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>int request</para>
+</entry><entry
+ align="char">
+<para>Equals VIDEO_SET_ATTRIBUTE for this command.</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>video_attributes_t
+ vattr</para>
+</entry><entry
+ align="char">
+<para>video attributes according to section ??.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+<para>ERRORS
+</para>
+<informaltable><tgroup cols="2"><tbody><row><entry
+ align="char">
+<para>EBADF</para>
+</entry><entry
+ align="char">
+<para>fd is not a valid open file descriptor</para>
+</entry>
+ </row><row><entry
+ align="char">
+<para>EINVAL</para>
+</entry><entry
+ align="char">
+<para>input is not a valid attribute setting.</para>
+</entry>
+ </row></tbody></tgroup></informaltable>
+ </section></section>
diff --git a/Documentation/DocBook/media-entities.tmpl b/Documentation/DocBook/media-entities.tmpl
new file mode 100644
index 000000000000..0eb43c1970bb
--- /dev/null
+++ b/Documentation/DocBook/media-entities.tmpl
@@ -0,0 +1,364 @@
+<!-- Generated file! Do not edit. -->
+
+<!-- Functions -->
+<!ENTITY func-close "<link linkend='func-close'><function>close()</function></link>">
+<!ENTITY func-ioctl "<link linkend='func-ioctl'><function>ioctl()</function></link>">
+<!ENTITY func-mmap "<link linkend='func-mmap'><function>mmap()</function></link>">
+<!ENTITY func-munmap "<link linkend='func-munmap'><function>munmap()</function></link>">
+<!ENTITY func-open "<link linkend='func-open'><function>open()</function></link>">
+<!ENTITY func-poll "<link linkend='func-poll'><function>poll()</function></link>">
+<!ENTITY func-read "<link linkend='func-read'><function>read()</function></link>">
+<!ENTITY func-select "<link linkend='func-select'><function>select()</function></link>">
+<!ENTITY func-write "<link linkend='func-write'><function>write()</function></link>">
+
+<!-- Ioctls -->
+<!ENTITY VIDIOC-CROPCAP "<link linkend='vidioc-cropcap'><constant>VIDIOC_CROPCAP</constant></link>">
+<!ENTITY VIDIOC-DBG-G-CHIP-IDENT "<link linkend='vidioc-dbg-g-chip-ident'><constant>VIDIOC_DBG_G_CHIP_IDENT</constant></link>">
+<!ENTITY VIDIOC-DBG-G-REGISTER "<link linkend='vidioc-dbg-g-register'><constant>VIDIOC_DBG_G_REGISTER</constant></link>">
+<!ENTITY VIDIOC-DBG-S-REGISTER "<link linkend='vidioc-dbg-g-register'><constant>VIDIOC_DBG_S_REGISTER</constant></link>">
+<!ENTITY VIDIOC-DQBUF "<link linkend='vidioc-qbuf'><constant>VIDIOC_DQBUF</constant></link>">
+<!ENTITY VIDIOC-ENCODER-CMD "<link linkend='vidioc-encoder-cmd'><constant>VIDIOC_ENCODER_CMD</constant></link>">
+<!ENTITY VIDIOC-ENUMAUDIO "<link linkend='vidioc-enumaudio'><constant>VIDIOC_ENUMAUDIO</constant></link>">
+<!ENTITY VIDIOC-ENUMAUDOUT "<link linkend='vidioc-enumaudioout'><constant>VIDIOC_ENUMAUDOUT</constant></link>">
+<!ENTITY VIDIOC-ENUMINPUT "<link linkend='vidioc-enuminput'><constant>VIDIOC_ENUMINPUT</constant></link>">
+<!ENTITY VIDIOC-ENUMOUTPUT "<link linkend='vidioc-enumoutput'><constant>VIDIOC_ENUMOUTPUT</constant></link>">
+<!ENTITY VIDIOC-ENUMSTD "<link linkend='vidioc-enumstd'><constant>VIDIOC_ENUMSTD</constant></link>">
+<!ENTITY VIDIOC-ENUM-FMT "<link linkend='vidioc-enum-fmt'><constant>VIDIOC_ENUM_FMT</constant></link>">
+<!ENTITY VIDIOC-ENUM-FRAMEINTERVALS "<link linkend='vidioc-enum-frameintervals'><constant>VIDIOC_ENUM_FRAMEINTERVALS</constant></link>">
+<!ENTITY VIDIOC-ENUM-FRAMESIZES "<link linkend='vidioc-enum-framesizes'><constant>VIDIOC_ENUM_FRAMESIZES</constant></link>">
+<!ENTITY VIDIOC-G-AUDIO "<link linkend='vidioc-g-audio'><constant>VIDIOC_G_AUDIO</constant></link>">
+<!ENTITY VIDIOC-G-AUDOUT "<link linkend='vidioc-g-audioout'><constant>VIDIOC_G_AUDOUT</constant></link>">
+<!ENTITY VIDIOC-G-CROP "<link linkend='vidioc-g-crop'><constant>VIDIOC_G_CROP</constant></link>">
+<!ENTITY VIDIOC-G-CTRL "<link linkend='vidioc-g-ctrl'><constant>VIDIOC_G_CTRL</constant></link>">
+<!ENTITY VIDIOC-G-ENC-INDEX "<link linkend='vidioc-g-enc-index'><constant>VIDIOC_G_ENC_INDEX</constant></link>">
+<!ENTITY VIDIOC-G-EXT-CTRLS "<link linkend='vidioc-g-ext-ctrls'><constant>VIDIOC_G_EXT_CTRLS</constant></link>">
+<!ENTITY VIDIOC-G-FBUF "<link linkend='vidioc-g-fbuf'><constant>VIDIOC_G_FBUF</constant></link>">
+<!ENTITY VIDIOC-G-FMT "<link linkend='vidioc-g-fmt'><constant>VIDIOC_G_FMT</constant></link>">
+<!ENTITY VIDIOC-G-FREQUENCY "<link linkend='vidioc-g-frequency'><constant>VIDIOC_G_FREQUENCY</constant></link>">
+<!ENTITY VIDIOC-G-INPUT "<link linkend='vidioc-g-input'><constant>VIDIOC_G_INPUT</constant></link>">
+<!ENTITY VIDIOC-G-JPEGCOMP "<link linkend='vidioc-g-jpegcomp'><constant>VIDIOC_G_JPEGCOMP</constant></link>">
+<!ENTITY VIDIOC-G-MPEGCOMP "<link linkend=''><constant>VIDIOC_G_MPEGCOMP</constant></link>">
+<!ENTITY VIDIOC-G-MODULATOR "<link linkend='vidioc-g-modulator'><constant>VIDIOC_G_MODULATOR</constant></link>">
+<!ENTITY VIDIOC-G-OUTPUT "<link linkend='vidioc-g-output'><constant>VIDIOC_G_OUTPUT</constant></link>">
+<!ENTITY VIDIOC-G-PARM "<link linkend='vidioc-g-parm'><constant>VIDIOC_G_PARM</constant></link>">
+<!ENTITY VIDIOC-G-PRIORITY "<link linkend='vidioc-g-priority'><constant>VIDIOC_G_PRIORITY</constant></link>">
+<!ENTITY VIDIOC-G-SLICED-VBI-CAP "<link linkend='vidioc-g-sliced-vbi-cap'><constant>VIDIOC_G_SLICED_VBI_CAP</constant></link>">
+<!ENTITY VIDIOC-G-STD "<link linkend='vidioc-g-std'><constant>VIDIOC_G_STD</constant></link>">
+<!ENTITY VIDIOC-G-TUNER "<link linkend='vidioc-g-tuner'><constant>VIDIOC_G_TUNER</constant></link>">
+<!ENTITY VIDIOC-LOG-STATUS "<link linkend='vidioc-log-status'><constant>VIDIOC_LOG_STATUS</constant></link>">
+<!ENTITY VIDIOC-OVERLAY "<link linkend='vidioc-overlay'><constant>VIDIOC_OVERLAY</constant></link>">
+<!ENTITY VIDIOC-QBUF "<link linkend='vidioc-qbuf'><constant>VIDIOC_QBUF</constant></link>">
+<!ENTITY VIDIOC-QUERYBUF "<link linkend='vidioc-querybuf'><constant>VIDIOC_QUERYBUF</constant></link>">
+<!ENTITY VIDIOC-QUERYCAP "<link linkend='vidioc-querycap'><constant>VIDIOC_QUERYCAP</constant></link>">
+<!ENTITY VIDIOC-QUERYCTRL "<link linkend='vidioc-queryctrl'><constant>VIDIOC_QUERYCTRL</constant></link>">
+<!ENTITY VIDIOC-QUERYMENU "<link linkend='vidioc-queryctrl'><constant>VIDIOC_QUERYMENU</constant></link>">
+<!ENTITY VIDIOC-QUERYSTD "<link linkend='vidioc-querystd'><constant>VIDIOC_QUERYSTD</constant></link>">
+<!ENTITY VIDIOC-REQBUFS "<link linkend='vidioc-reqbufs'><constant>VIDIOC_REQBUFS</constant></link>">
+<!ENTITY VIDIOC-STREAMOFF "<link linkend='vidioc-streamon'><constant>VIDIOC_STREAMOFF</constant></link>">
+<!ENTITY VIDIOC-STREAMON "<link linkend='vidioc-streamon'><constant>VIDIOC_STREAMON</constant></link>">
+<!ENTITY VIDIOC-S-AUDIO "<link linkend='vidioc-g-audio'><constant>VIDIOC_S_AUDIO</constant></link>">
+<!ENTITY VIDIOC-S-AUDOUT "<link linkend='vidioc-g-audioout'><constant>VIDIOC_S_AUDOUT</constant></link>">
+<!ENTITY VIDIOC-S-CROP "<link linkend='vidioc-g-crop'><constant>VIDIOC_S_CROP</constant></link>">
+<!ENTITY VIDIOC-S-CTRL "<link linkend='vidioc-g-ctrl'><constant>VIDIOC_S_CTRL</constant></link>">
+<!ENTITY VIDIOC-S-EXT-CTRLS "<link linkend='vidioc-g-ext-ctrls'><constant>VIDIOC_S_EXT_CTRLS</constant></link>">
+<!ENTITY VIDIOC-S-FBUF "<link linkend='vidioc-g-fbuf'><constant>VIDIOC_S_FBUF</constant></link>">
+<!ENTITY VIDIOC-S-FMT "<link linkend='vidioc-g-fmt'><constant>VIDIOC_S_FMT</constant></link>">
+<!ENTITY VIDIOC-S-FREQUENCY "<link linkend='vidioc-g-frequency'><constant>VIDIOC_S_FREQUENCY</constant></link>">
+<!ENTITY VIDIOC-S-HW-FREQ-SEEK "<link linkend='vidioc-s-hw-freq-seek'><constant>VIDIOC_S_HW_FREQ_SEEK</constant></link>">
+<!ENTITY VIDIOC-S-INPUT "<link linkend='vidioc-g-input'><constant>VIDIOC_S_INPUT</constant></link>">
+<!ENTITY VIDIOC-S-JPEGCOMP "<link linkend='vidioc-g-jpegcomp'><constant>VIDIOC_S_JPEGCOMP</constant></link>">
+<!ENTITY VIDIOC-S-MPEGCOMP "<link linkend=''><constant>VIDIOC_S_MPEGCOMP</constant></link>">
+<!ENTITY VIDIOC-S-MODULATOR "<link linkend='vidioc-g-modulator'><constant>VIDIOC_S_MODULATOR</constant></link>">
+<!ENTITY VIDIOC-S-OUTPUT "<link linkend='vidioc-g-output'><constant>VIDIOC_S_OUTPUT</constant></link>">
+<!ENTITY VIDIOC-S-PARM "<link linkend='vidioc-g-parm'><constant>VIDIOC_S_PARM</constant></link>">
+<!ENTITY VIDIOC-S-PRIORITY "<link linkend='vidioc-g-priority'><constant>VIDIOC_S_PRIORITY</constant></link>">
+<!ENTITY VIDIOC-S-STD "<link linkend='vidioc-g-std'><constant>VIDIOC_S_STD</constant></link>">
+<!ENTITY VIDIOC-S-TUNER "<link linkend='vidioc-g-tuner'><constant>VIDIOC_S_TUNER</constant></link>">
+<!ENTITY VIDIOC-TRY-ENCODER-CMD "<link linkend='vidioc-encoder-cmd'><constant>VIDIOC_TRY_ENCODER_CMD</constant></link>">
+<!ENTITY VIDIOC-TRY-EXT-CTRLS "<link linkend='vidioc-g-ext-ctrls'><constant>VIDIOC_TRY_EXT_CTRLS</constant></link>">
+<!ENTITY VIDIOC-TRY-FMT "<link linkend='vidioc-g-fmt'><constant>VIDIOC_TRY_FMT</constant></link>">
+
+<!-- Types -->
+<!ENTITY v4l2-std-id "<link linkend='v4l2-std-id'>v4l2_std_id</link>">
+
+<!-- Enums -->
+<!ENTITY v4l2-buf-type "enum&nbsp;<link linkend='v4l2-buf-type'>v4l2_buf_type</link>">
+<!ENTITY v4l2-colorspace "enum&nbsp;<link linkend='v4l2-colorspace'>v4l2_colorspace</link>">
+<!ENTITY v4l2-ctrl-type "enum&nbsp;<link linkend='v4l2-ctrl-type'>v4l2_ctrl_type</link>">
+<!ENTITY v4l2-exposure-auto-type "enum&nbsp;<link linkend='v4l2-exposure-auto-type'>v4l2_exposure_auto_type</link>">
+<!ENTITY v4l2-field "enum&nbsp;<link linkend='v4l2-field'>v4l2_field</link>">
+<!ENTITY v4l2-frmivaltypes "enum&nbsp;<link linkend='v4l2-frmivaltypes'>v4l2_frmivaltypes</link>">
+<!ENTITY v4l2-frmsizetypes "enum&nbsp;<link linkend='v4l2-frmsizetypes'>v4l2_frmsizetypes</link>">
+<!ENTITY v4l2-memory "enum&nbsp;<link linkend='v4l2-memory'>v4l2_memory</link>">
+<!ENTITY v4l2-mpeg-audio-ac3-bitrate "enum&nbsp;<link linkend='v4l2-mpeg-audio-ac3-bitrate'>v4l2_mpeg_audio_ac3_bitrate</link>">
+<!ENTITY v4l2-mpeg-audio-crc "enum&nbsp;<link linkend='v4l2-mpeg-audio-crc'>v4l2_mpeg_audio_crc</link>">
+<!ENTITY v4l2-mpeg-audio-emphasis "enum&nbsp;<link linkend='v4l2-mpeg-audio-emphasis'>v4l2_mpeg_audio_emphasis</link>">
+<!ENTITY v4l2-mpeg-audio-encoding "enum&nbsp;<link linkend='v4l2-mpeg-audio-encoding'>v4l2_mpeg_audio_encoding</link>">
+<!ENTITY v4l2-mpeg-audio-l1-bitrate "enum&nbsp;<link linkend='v4l2-mpeg-audio-l1-bitrate'>v4l2_mpeg_audio_l1_bitrate</link>">
+<!ENTITY v4l2-mpeg-audio-l2-bitrate "enum&nbsp;<link linkend='v4l2-mpeg-audio-l2-bitrate'>v4l2_mpeg_audio_l2_bitrate</link>">
+<!ENTITY v4l2-mpeg-audio-l3-bitrate "enum&nbsp;<link linkend='v4l2-mpeg-audio-l3-bitrate'>v4l2_mpeg_audio_l3_bitrate</link>">
+<!ENTITY v4l2-mpeg-audio-mode "enum&nbsp;<link linkend='v4l2-mpeg-audio-mode'>v4l2_mpeg_audio_mode</link>">
+<!ENTITY v4l2-mpeg-audio-mode-extension "enum&nbsp;<link linkend='v4l2-mpeg-audio-mode-extension'>v4l2_mpeg_audio_mode_extension</link>">
+<!ENTITY v4l2-mpeg-audio-sampling-freq "enum&nbsp;<link linkend='v4l2-mpeg-audio-sampling-freq'>v4l2_mpeg_audio_sampling_freq</link>">
+<!ENTITY chroma-spatial-filter-type "enum&nbsp;<link linkend='chroma-spatial-filter-type'>v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link>">
+<!ENTITY luma-spatial-filter-type "enum&nbsp;<link linkend='luma-spatial-filter-type'>v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link>">
+<!ENTITY v4l2-mpeg-cx2341x-video-median-filter-type "enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-median-filter-type'>v4l2_mpeg_cx2341x_video_median_filter_type</link>">
+<!ENTITY v4l2-mpeg-cx2341x-video-spatial-filter-mode "enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-spatial-filter-mode'>v4l2_mpeg_cx2341x_video_spatial_filter_mode</link>">
+<!ENTITY v4l2-mpeg-cx2341x-video-temporal-filter-mode "enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-temporal-filter-mode'>v4l2_mpeg_cx2341x_video_temporal_filter_mode</link>">
+<!ENTITY v4l2-mpeg-stream-type "enum&nbsp;<link linkend='v4l2-mpeg-stream-type'>v4l2_mpeg_stream_type</link>">
+<!ENTITY v4l2-mpeg-stream-vbi-fmt "enum&nbsp;<link linkend='v4l2-mpeg-stream-vbi-fmt'>v4l2_mpeg_stream_vbi_fmt</link>">
+<!ENTITY v4l2-mpeg-video-aspect "enum&nbsp;<link linkend='v4l2-mpeg-video-aspect'>v4l2_mpeg_video_aspect</link>">
+<!ENTITY v4l2-mpeg-video-bitrate-mode "enum&nbsp;<link linkend='v4l2-mpeg-video-bitrate-mode'>v4l2_mpeg_video_bitrate_mode</link>">
+<!ENTITY v4l2-mpeg-video-encoding "enum&nbsp;<link linkend='v4l2-mpeg-video-encoding'>v4l2_mpeg_video_encoding</link>">
+<!ENTITY v4l2-power-line-frequency "enum&nbsp;<link linkend='v4l2-power-line-frequency'>v4l2_power_line_frequency</link>">
+<!ENTITY v4l2-priority "enum&nbsp;<link linkend='v4l2-priority'>v4l2_priority</link>">
+<!ENTITY v4l2-tuner-type "enum&nbsp;<link linkend='v4l2-tuner-type'>v4l2_tuner_type</link>">
+<!ENTITY v4l2-preemphasis "enum&nbsp;<link linkend='v4l2-preemphasis'>v4l2_preemphasis</link>">
+
+<!-- Structures -->
+<!ENTITY v4l2-audio "struct&nbsp;<link linkend='v4l2-audio'>v4l2_audio</link>">
+<!ENTITY v4l2-audioout "struct&nbsp;<link linkend='v4l2-audioout'>v4l2_audioout</link>">
+<!ENTITY v4l2-buffer "struct&nbsp;<link linkend='v4l2-buffer'>v4l2_buffer</link>">
+<!ENTITY v4l2-capability "struct&nbsp;<link linkend='v4l2-capability'>v4l2_capability</link>">
+<!ENTITY v4l2-captureparm "struct&nbsp;<link linkend='v4l2-captureparm'>v4l2_captureparm</link>">
+<!ENTITY v4l2-clip "struct&nbsp;<link linkend='v4l2-clip'>v4l2_clip</link>">
+<!ENTITY v4l2-control "struct&nbsp;<link linkend='v4l2-control'>v4l2_control</link>">
+<!ENTITY v4l2-crop "struct&nbsp;<link linkend='v4l2-crop'>v4l2_crop</link>">
+<!ENTITY v4l2-cropcap "struct&nbsp;<link linkend='v4l2-cropcap'>v4l2_cropcap</link>">
+<!ENTITY v4l2-dbg-chip-ident "struct&nbsp;<link linkend='v4l2-dbg-chip-ident'>v4l2_dbg_chip_ident</link>">
+<!ENTITY v4l2-dbg-match "struct&nbsp;<link linkend='v4l2-dbg-match'>v4l2_dbg_match</link>">
+<!ENTITY v4l2-dbg-register "struct&nbsp;<link linkend='v4l2-dbg-register'>v4l2_dbg_register</link>">
+<!ENTITY v4l2-enc-idx "struct&nbsp;<link linkend='v4l2-enc-idx'>v4l2_enc_idx</link>">
+<!ENTITY v4l2-enc-idx-entry "struct&nbsp;<link linkend='v4l2-enc-idx-entry'>v4l2_enc_idx_entry</link>">
+<!ENTITY v4l2-encoder-cmd "struct&nbsp;<link linkend='v4l2-encoder-cmd'>v4l2_encoder_cmd</link>">
+<!ENTITY v4l2-ext-control "struct&nbsp;<link linkend='v4l2-ext-control'>v4l2_ext_control</link>">
+<!ENTITY v4l2-ext-controls "struct&nbsp;<link linkend='v4l2-ext-controls'>v4l2_ext_controls</link>">
+<!ENTITY v4l2-fmtdesc "struct&nbsp;<link linkend='v4l2-fmtdesc'>v4l2_fmtdesc</link>">
+<!ENTITY v4l2-format "struct&nbsp;<link linkend='v4l2-format'>v4l2_format</link>">
+<!ENTITY v4l2-fract "struct&nbsp;<link linkend='v4l2-fract'>v4l2_fract</link>">
+<!ENTITY v4l2-framebuffer "struct&nbsp;<link linkend='v4l2-framebuffer'>v4l2_framebuffer</link>">
+<!ENTITY v4l2-frequency "struct&nbsp;<link linkend='v4l2-frequency'>v4l2_frequency</link>">
+<!ENTITY v4l2-frmival-stepwise "struct&nbsp;<link linkend='v4l2-frmival-stepwise'>v4l2_frmival_stepwise</link>">
+<!ENTITY v4l2-frmivalenum "struct&nbsp;<link linkend='v4l2-frmivalenum'>v4l2_frmivalenum</link>">
+<!ENTITY v4l2-frmsize-discrete "struct&nbsp;<link linkend='v4l2-frmsize-discrete'>v4l2_frmsize_discrete</link>">
+<!ENTITY v4l2-frmsize-stepwise "struct&nbsp;<link linkend='v4l2-frmsize-stepwise'>v4l2_frmsize_stepwise</link>">
+<!ENTITY v4l2-frmsizeenum "struct&nbsp;<link linkend='v4l2-frmsizeenum'>v4l2_frmsizeenum</link>">
+<!ENTITY v4l2-hw-freq-seek "struct&nbsp;<link linkend='v4l2-hw-freq-seek'>v4l2_hw_freq_seek</link>">
+<!ENTITY v4l2-input "struct&nbsp;<link linkend='v4l2-input'>v4l2_input</link>">
+<!ENTITY v4l2-jpegcompression "struct&nbsp;<link linkend='v4l2-jpegcompression'>v4l2_jpegcompression</link>">
+<!ENTITY v4l2-modulator "struct&nbsp;<link linkend='v4l2-modulator'>v4l2_modulator</link>">
+<!ENTITY v4l2-mpeg-vbi-fmt-ivtv "struct&nbsp;<link linkend='v4l2-mpeg-vbi-fmt-ivtv'>v4l2_mpeg_vbi_fmt_ivtv</link>">
+<!ENTITY v4l2-output "struct&nbsp;<link linkend='v4l2-output'>v4l2_output</link>">
+<!ENTITY v4l2-outputparm "struct&nbsp;<link linkend='v4l2-outputparm'>v4l2_outputparm</link>">
+<!ENTITY v4l2-pix-format "struct&nbsp;<link linkend='v4l2-pix-format'>v4l2_pix_format</link>">
+<!ENTITY v4l2-queryctrl "struct&nbsp;<link linkend='v4l2-queryctrl'>v4l2_queryctrl</link>">
+<!ENTITY v4l2-querymenu "struct&nbsp;<link linkend='v4l2-querymenu'>v4l2_querymenu</link>">
+<!ENTITY v4l2-rect "struct&nbsp;<link linkend='v4l2-rect'>v4l2_rect</link>">
+<!ENTITY v4l2-requestbuffers "struct&nbsp;<link linkend='v4l2-requestbuffers'>v4l2_requestbuffers</link>">
+<!ENTITY v4l2-sliced-vbi-cap "struct&nbsp;<link linkend='v4l2-sliced-vbi-cap'>v4l2_sliced_vbi_cap</link>">
+<!ENTITY v4l2-sliced-vbi-data "struct&nbsp;<link linkend='v4l2-sliced-vbi-data'>v4l2_sliced_vbi_data</link>">
+<!ENTITY v4l2-sliced-vbi-format "struct&nbsp;<link linkend='v4l2-sliced-vbi-format'>v4l2_sliced_vbi_format</link>">
+<!ENTITY v4l2-standard "struct&nbsp;<link linkend='v4l2-standard'>v4l2_standard</link>">
+<!ENTITY v4l2-streamparm "struct&nbsp;<link linkend='v4l2-streamparm'>v4l2_streamparm</link>">
+<!ENTITY v4l2-timecode "struct&nbsp;<link linkend='v4l2-timecode'>v4l2_timecode</link>">
+<!ENTITY v4l2-tuner "struct&nbsp;<link linkend='v4l2-tuner'>v4l2_tuner</link>">
+<!ENTITY v4l2-vbi-format "struct&nbsp;<link linkend='v4l2-vbi-format'>v4l2_vbi_format</link>">
+<!ENTITY v4l2-window "struct&nbsp;<link linkend='v4l2-window'>v4l2_window</link>">
+
+<!-- Error Codes -->
+<!ENTITY EACCES "<errorcode>EACCES</errorcode> error code">
+<!ENTITY EAGAIN "<errorcode>EAGAIN</errorcode> error code">
+<!ENTITY EBADF "<errorcode>EBADF</errorcode> error code">
+<!ENTITY EBUSY "<errorcode>EBUSY</errorcode> error code">
+<!ENTITY EFAULT "<errorcode>EFAULT</errorcode> error code">
+<!ENTITY EIO "<errorcode>EIO</errorcode> error code">
+<!ENTITY EINTR "<errorcode>EINTR</errorcode> error code">
+<!ENTITY EINVAL "<errorcode>EINVAL</errorcode> error code">
+<!ENTITY ENFILE "<errorcode>ENFILE</errorcode> error code">
+<!ENTITY ENOMEM "<errorcode>ENOMEM</errorcode> error code">
+<!ENTITY ENOSPC "<errorcode>ENOSPC</errorcode> error code">
+<!ENTITY ENOTTY "<errorcode>ENOTTY</errorcode> error code">
+<!ENTITY ENXIO "<errorcode>ENXIO</errorcode> error code">
+<!ENTITY EMFILE "<errorcode>EMFILE</errorcode> error code">
+<!ENTITY EPERM "<errorcode>EPERM</errorcode> error code">
+<!ENTITY ERANGE "<errorcode>ERANGE</errorcode> error code">
+
+<!-- Subsections -->
+<!ENTITY sub-biblio SYSTEM "v4l/biblio.xml">
+<!ENTITY sub-common SYSTEM "v4l/common.xml">
+<!ENTITY sub-compat SYSTEM "v4l/compat.xml">
+<!ENTITY sub-controls SYSTEM "v4l/controls.xml">
+<!ENTITY sub-dev-capture SYSTEM "v4l/dev-capture.xml">
+<!ENTITY sub-dev-codec SYSTEM "v4l/dev-codec.xml">
+<!ENTITY sub-dev-effect SYSTEM "v4l/dev-effect.xml">
+<!ENTITY sub-dev-osd SYSTEM "v4l/dev-osd.xml">
+<!ENTITY sub-dev-output SYSTEM "v4l/dev-output.xml">
+<!ENTITY sub-dev-overlay SYSTEM "v4l/dev-overlay.xml">
+<!ENTITY sub-dev-radio SYSTEM "v4l/dev-radio.xml">
+<!ENTITY sub-dev-raw-vbi SYSTEM "v4l/dev-raw-vbi.xml">
+<!ENTITY sub-dev-rds SYSTEM "v4l/dev-rds.xml">
+<!ENTITY sub-dev-sliced-vbi SYSTEM "v4l/dev-sliced-vbi.xml">
+<!ENTITY sub-dev-teletext SYSTEM "v4l/dev-teletext.xml">
+<!ENTITY sub-driver SYSTEM "v4l/driver.xml">
+<!ENTITY sub-libv4l SYSTEM "v4l/libv4l.xml">
+<!ENTITY sub-remote_controllers SYSTEM "v4l/remote_controllers.xml">
+<!ENTITY sub-fdl-appendix SYSTEM "v4l/fdl-appendix.xml">
+<!ENTITY sub-close SYSTEM "v4l/func-close.xml">
+<!ENTITY sub-ioctl SYSTEM "v4l/func-ioctl.xml">
+<!ENTITY sub-mmap SYSTEM "v4l/func-mmap.xml">
+<!ENTITY sub-munmap SYSTEM "v4l/func-munmap.xml">
+<!ENTITY sub-open SYSTEM "v4l/func-open.xml">
+<!ENTITY sub-poll SYSTEM "v4l/func-poll.xml">
+<!ENTITY sub-read SYSTEM "v4l/func-read.xml">
+<!ENTITY sub-select SYSTEM "v4l/func-select.xml">
+<!ENTITY sub-write SYSTEM "v4l/func-write.xml">
+<!ENTITY sub-io SYSTEM "v4l/io.xml">
+<!ENTITY sub-grey SYSTEM "v4l/pixfmt-grey.xml">
+<!ENTITY sub-nv12 SYSTEM "v4l/pixfmt-nv12.xml">
+<!ENTITY sub-nv16 SYSTEM "v4l/pixfmt-nv16.xml">
+<!ENTITY sub-packed-rgb SYSTEM "v4l/pixfmt-packed-rgb.xml">
+<!ENTITY sub-packed-yuv SYSTEM "v4l/pixfmt-packed-yuv.xml">
+<!ENTITY sub-sbggr16 SYSTEM "v4l/pixfmt-sbggr16.xml">
+<!ENTITY sub-sbggr8 SYSTEM "v4l/pixfmt-sbggr8.xml">
+<!ENTITY sub-sgbrg8 SYSTEM "v4l/pixfmt-sgbrg8.xml">
+<!ENTITY sub-sgrbg8 SYSTEM "v4l/pixfmt-sgrbg8.xml">
+<!ENTITY sub-uyvy SYSTEM "v4l/pixfmt-uyvy.xml">
+<!ENTITY sub-vyuy SYSTEM "v4l/pixfmt-vyuy.xml">
+<!ENTITY sub-y16 SYSTEM "v4l/pixfmt-y16.xml">
+<!ENTITY sub-y41p SYSTEM "v4l/pixfmt-y41p.xml">
+<!ENTITY sub-yuv410 SYSTEM "v4l/pixfmt-yuv410.xml">
+<!ENTITY sub-yuv411p SYSTEM "v4l/pixfmt-yuv411p.xml">
+<!ENTITY sub-yuv420 SYSTEM "v4l/pixfmt-yuv420.xml">
+<!ENTITY sub-yuv422p SYSTEM "v4l/pixfmt-yuv422p.xml">
+<!ENTITY sub-yuyv SYSTEM "v4l/pixfmt-yuyv.xml">
+<!ENTITY sub-yvyu SYSTEM "v4l/pixfmt-yvyu.xml">
+<!ENTITY sub-pixfmt SYSTEM "v4l/pixfmt.xml">
+<!ENTITY sub-cropcap SYSTEM "v4l/vidioc-cropcap.xml">
+<!ENTITY sub-dbg-g-register SYSTEM "v4l/vidioc-dbg-g-register.xml">
+<!ENTITY sub-encoder-cmd SYSTEM "v4l/vidioc-encoder-cmd.xml">
+<!ENTITY sub-enum-fmt SYSTEM "v4l/vidioc-enum-fmt.xml">
+<!ENTITY sub-enum-frameintervals SYSTEM "v4l/vidioc-enum-frameintervals.xml">
+<!ENTITY sub-enum-framesizes SYSTEM "v4l/vidioc-enum-framesizes.xml">
+<!ENTITY sub-enumaudio SYSTEM "v4l/vidioc-enumaudio.xml">
+<!ENTITY sub-enumaudioout SYSTEM "v4l/vidioc-enumaudioout.xml">
+<!ENTITY sub-enuminput SYSTEM "v4l/vidioc-enuminput.xml">
+<!ENTITY sub-enumoutput SYSTEM "v4l/vidioc-enumoutput.xml">
+<!ENTITY sub-enumstd SYSTEM "v4l/vidioc-enumstd.xml">
+<!ENTITY sub-g-audio SYSTEM "v4l/vidioc-g-audio.xml">
+<!ENTITY sub-g-audioout SYSTEM "v4l/vidioc-g-audioout.xml">
+<!ENTITY sub-dbg-g-chip-ident SYSTEM "v4l/vidioc-dbg-g-chip-ident.xml">
+<!ENTITY sub-g-crop SYSTEM "v4l/vidioc-g-crop.xml">
+<!ENTITY sub-g-ctrl SYSTEM "v4l/vidioc-g-ctrl.xml">
+<!ENTITY sub-g-enc-index SYSTEM "v4l/vidioc-g-enc-index.xml">
+<!ENTITY sub-g-ext-ctrls SYSTEM "v4l/vidioc-g-ext-ctrls.xml">
+<!ENTITY sub-g-fbuf SYSTEM "v4l/vidioc-g-fbuf.xml">
+<!ENTITY sub-g-fmt SYSTEM "v4l/vidioc-g-fmt.xml">
+<!ENTITY sub-g-frequency SYSTEM "v4l/vidioc-g-frequency.xml">
+<!ENTITY sub-g-input SYSTEM "v4l/vidioc-g-input.xml">
+<!ENTITY sub-g-jpegcomp SYSTEM "v4l/vidioc-g-jpegcomp.xml">
+<!ENTITY sub-g-modulator SYSTEM "v4l/vidioc-g-modulator.xml">
+<!ENTITY sub-g-output SYSTEM "v4l/vidioc-g-output.xml">
+<!ENTITY sub-g-parm SYSTEM "v4l/vidioc-g-parm.xml">
+<!ENTITY sub-g-priority SYSTEM "v4l/vidioc-g-priority.xml">
+<!ENTITY sub-g-sliced-vbi-cap SYSTEM "v4l/vidioc-g-sliced-vbi-cap.xml">
+<!ENTITY sub-g-std SYSTEM "v4l/vidioc-g-std.xml">
+<!ENTITY sub-g-tuner SYSTEM "v4l/vidioc-g-tuner.xml">
+<!ENTITY sub-log-status SYSTEM "v4l/vidioc-log-status.xml">
+<!ENTITY sub-overlay SYSTEM "v4l/vidioc-overlay.xml">
+<!ENTITY sub-qbuf SYSTEM "v4l/vidioc-qbuf.xml">
+<!ENTITY sub-querybuf SYSTEM "v4l/vidioc-querybuf.xml">
+<!ENTITY sub-querycap SYSTEM "v4l/vidioc-querycap.xml">
+<!ENTITY sub-queryctrl SYSTEM "v4l/vidioc-queryctrl.xml">
+<!ENTITY sub-querystd SYSTEM "v4l/vidioc-querystd.xml">
+<!ENTITY sub-reqbufs SYSTEM "v4l/vidioc-reqbufs.xml">
+<!ENTITY sub-s-hw-freq-seek SYSTEM "v4l/vidioc-s-hw-freq-seek.xml">
+<!ENTITY sub-streamon SYSTEM "v4l/vidioc-streamon.xml">
+<!ENTITY sub-capture-c SYSTEM "v4l/capture.c.xml">
+<!ENTITY sub-keytable-c SYSTEM "v4l/keytable.c.xml">
+<!ENTITY sub-v4l2grab-c SYSTEM "v4l/v4l2grab.c.xml">
+<!ENTITY sub-videodev2-h SYSTEM "v4l/videodev2.h.xml">
+<!ENTITY sub-v4l2 SYSTEM "v4l/v4l2.xml">
+<!ENTITY sub-intro SYSTEM "dvb/intro.xml">
+<!ENTITY sub-frontend SYSTEM "dvb/frontend.xml">
+<!ENTITY sub-isdbt SYSTEM "dvb/isdbt.xml">
+<!ENTITY sub-demux SYSTEM "dvb/demux.xml">
+<!ENTITY sub-video SYSTEM "dvb/video.xml">
+<!ENTITY sub-audio SYSTEM "dvb/audio.xml">
+<!ENTITY sub-ca SYSTEM "dvb/ca.xml">
+<!ENTITY sub-net SYSTEM "dvb/net.xml">
+<!ENTITY sub-kdapi SYSTEM "dvb/kdapi.xml">
+<!ENTITY sub-examples SYSTEM "dvb/examples.xml">
+<!ENTITY sub-dvbapi SYSTEM "dvb/dvbapi.xml">
+<!ENTITY sub-media SYSTEM "media.xml">
+<!ENTITY sub-media-entities SYSTEM "media-entities.tmpl">
+<!ENTITY sub-media-indices SYSTEM "media-indices.tmpl">
+
+<!-- Function Reference -->
+<!ENTITY close SYSTEM "v4l/func-close.xml">
+<!ENTITY ioctl SYSTEM "v4l/func-ioctl.xml">
+<!ENTITY mmap SYSTEM "v4l/func-mmap.xml">
+<!ENTITY munmap SYSTEM "v4l/func-munmap.xml">
+<!ENTITY open SYSTEM "v4l/func-open.xml">
+<!ENTITY poll SYSTEM "v4l/func-poll.xml">
+<!ENTITY read SYSTEM "v4l/func-read.xml">
+<!ENTITY select SYSTEM "v4l/func-select.xml">
+<!ENTITY write SYSTEM "v4l/func-write.xml">
+<!ENTITY grey SYSTEM "v4l/pixfmt-grey.xml">
+<!ENTITY nv12 SYSTEM "v4l/pixfmt-nv12.xml">
+<!ENTITY nv16 SYSTEM "v4l/pixfmt-nv16.xml">
+<!ENTITY packed-rgb SYSTEM "v4l/pixfmt-packed-rgb.xml">
+<!ENTITY packed-yuv SYSTEM "v4l/pixfmt-packed-yuv.xml">
+<!ENTITY sbggr16 SYSTEM "v4l/pixfmt-sbggr16.xml">
+<!ENTITY sbggr8 SYSTEM "v4l/pixfmt-sbggr8.xml">
+<!ENTITY sgbrg8 SYSTEM "v4l/pixfmt-sgbrg8.xml">
+<!ENTITY sgrbg8 SYSTEM "v4l/pixfmt-sgrbg8.xml">
+<!ENTITY uyvy SYSTEM "v4l/pixfmt-uyvy.xml">
+<!ENTITY vyuy SYSTEM "v4l/pixfmt-vyuy.xml">
+<!ENTITY y16 SYSTEM "v4l/pixfmt-y16.xml">
+<!ENTITY y41p SYSTEM "v4l/pixfmt-y41p.xml">
+<!ENTITY yuv410 SYSTEM "v4l/pixfmt-yuv410.xml">
+<!ENTITY yuv411p SYSTEM "v4l/pixfmt-yuv411p.xml">
+<!ENTITY yuv420 SYSTEM "v4l/pixfmt-yuv420.xml">
+<!ENTITY yuv422p SYSTEM "v4l/pixfmt-yuv422p.xml">
+<!ENTITY yuyv SYSTEM "v4l/pixfmt-yuyv.xml">
+<!ENTITY yvyu SYSTEM "v4l/pixfmt-yvyu.xml">
+<!ENTITY cropcap SYSTEM "v4l/vidioc-cropcap.xml">
+<!ENTITY dbg-g-register SYSTEM "v4l/vidioc-dbg-g-register.xml">
+<!ENTITY encoder-cmd SYSTEM "v4l/vidioc-encoder-cmd.xml">
+<!ENTITY enum-fmt SYSTEM "v4l/vidioc-enum-fmt.xml">
+<!ENTITY enum-frameintervals SYSTEM "v4l/vidioc-enum-frameintervals.xml">
+<!ENTITY enum-framesizes SYSTEM "v4l/vidioc-enum-framesizes.xml">
+<!ENTITY enumaudio SYSTEM "v4l/vidioc-enumaudio.xml">
+<!ENTITY enumaudioout SYSTEM "v4l/vidioc-enumaudioout.xml">
+<!ENTITY enuminput SYSTEM "v4l/vidioc-enuminput.xml">
+<!ENTITY enumoutput SYSTEM "v4l/vidioc-enumoutput.xml">
+<!ENTITY enumstd SYSTEM "v4l/vidioc-enumstd.xml">
+<!ENTITY g-audio SYSTEM "v4l/vidioc-g-audio.xml">
+<!ENTITY g-audioout SYSTEM "v4l/vidioc-g-audioout.xml">
+<!ENTITY dbg-g-chip-ident SYSTEM "v4l/vidioc-dbg-g-chip-ident.xml">
+<!ENTITY g-crop SYSTEM "v4l/vidioc-g-crop.xml">
+<!ENTITY g-ctrl SYSTEM "v4l/vidioc-g-ctrl.xml">
+<!ENTITY g-enc-index SYSTEM "v4l/vidioc-g-enc-index.xml">
+<!ENTITY g-ext-ctrls SYSTEM "v4l/vidioc-g-ext-ctrls.xml">
+<!ENTITY g-fbuf SYSTEM "v4l/vidioc-g-fbuf.xml">
+<!ENTITY g-fmt SYSTEM "v4l/vidioc-g-fmt.xml">
+<!ENTITY g-frequency SYSTEM "v4l/vidioc-g-frequency.xml">
+<!ENTITY g-input SYSTEM "v4l/vidioc-g-input.xml">
+<!ENTITY g-jpegcomp SYSTEM "v4l/vidioc-g-jpegcomp.xml">
+<!ENTITY g-modulator SYSTEM "v4l/vidioc-g-modulator.xml">
+<!ENTITY g-output SYSTEM "v4l/vidioc-g-output.xml">
+<!ENTITY g-parm SYSTEM "v4l/vidioc-g-parm.xml">
+<!ENTITY g-priority SYSTEM "v4l/vidioc-g-priority.xml">
+<!ENTITY g-sliced-vbi-cap SYSTEM "v4l/vidioc-g-sliced-vbi-cap.xml">
+<!ENTITY g-std SYSTEM "v4l/vidioc-g-std.xml">
+<!ENTITY g-tuner SYSTEM "v4l/vidioc-g-tuner.xml">
+<!ENTITY log-status SYSTEM "v4l/vidioc-log-status.xml">
+<!ENTITY overlay SYSTEM "v4l/vidioc-overlay.xml">
+<!ENTITY qbuf SYSTEM "v4l/vidioc-qbuf.xml">
+<!ENTITY querybuf SYSTEM "v4l/vidioc-querybuf.xml">
+<!ENTITY querycap SYSTEM "v4l/vidioc-querycap.xml">
+<!ENTITY queryctrl SYSTEM "v4l/vidioc-queryctrl.xml">
+<!ENTITY querystd SYSTEM "v4l/vidioc-querystd.xml">
+<!ENTITY reqbufs SYSTEM "v4l/vidioc-reqbufs.xml">
+<!ENTITY s-hw-freq-seek SYSTEM "v4l/vidioc-s-hw-freq-seek.xml">
+<!ENTITY streamon SYSTEM "v4l/vidioc-streamon.xml">
diff --git a/Documentation/DocBook/media-indices.tmpl b/Documentation/DocBook/media-indices.tmpl
new file mode 100644
index 000000000000..9e30a236d74f
--- /dev/null
+++ b/Documentation/DocBook/media-indices.tmpl
@@ -0,0 +1,85 @@
+<!-- Generated file! Do not edit. -->
+
+<index><title>List of Types</title>
+<indexentry><primaryie><link linkend='v4l2-std-id'>v4l2_std_id</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-buf-type'>v4l2_buf_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-colorspace'>v4l2_colorspace</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-ctrl-type'>v4l2_ctrl_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-exposure-auto-type'>v4l2_exposure_auto_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-field'>v4l2_field</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-frmivaltypes'>v4l2_frmivaltypes</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-frmsizetypes'>v4l2_frmsizetypes</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-memory'>v4l2_memory</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-ac3-bitrate'>v4l2_mpeg_audio_ac3_bitrate</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-crc'>v4l2_mpeg_audio_crc</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-emphasis'>v4l2_mpeg_audio_emphasis</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-encoding'>v4l2_mpeg_audio_encoding</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-l1-bitrate'>v4l2_mpeg_audio_l1_bitrate</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-l2-bitrate'>v4l2_mpeg_audio_l2_bitrate</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-l3-bitrate'>v4l2_mpeg_audio_l3_bitrate</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-mode'>v4l2_mpeg_audio_mode</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-mode-extension'>v4l2_mpeg_audio_mode_extension</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-audio-sampling-freq'>v4l2_mpeg_audio_sampling_freq</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='chroma-spatial-filter-type'>v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='luma-spatial-filter-type'>v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-median-filter-type'>v4l2_mpeg_cx2341x_video_median_filter_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-spatial-filter-mode'>v4l2_mpeg_cx2341x_video_spatial_filter_mode</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-cx2341x-video-temporal-filter-mode'>v4l2_mpeg_cx2341x_video_temporal_filter_mode</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-stream-type'>v4l2_mpeg_stream_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-stream-vbi-fmt'>v4l2_mpeg_stream_vbi_fmt</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-video-aspect'>v4l2_mpeg_video_aspect</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-video-bitrate-mode'>v4l2_mpeg_video_bitrate_mode</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-mpeg-video-encoding'>v4l2_mpeg_video_encoding</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-power-line-frequency'>v4l2_power_line_frequency</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-priority'>v4l2_priority</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-tuner-type'>v4l2_tuner_type</link></primaryie></indexentry>
+<indexentry><primaryie>enum&nbsp;<link linkend='v4l2-preemphasis'>v4l2_preemphasis</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-audio'>v4l2_audio</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-audioout'>v4l2_audioout</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-buffer'>v4l2_buffer</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-capability'>v4l2_capability</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-captureparm'>v4l2_captureparm</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-clip'>v4l2_clip</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-control'>v4l2_control</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-crop'>v4l2_crop</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-cropcap'>v4l2_cropcap</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-dbg-chip-ident'>v4l2_dbg_chip_ident</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-dbg-match'>v4l2_dbg_match</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-dbg-register'>v4l2_dbg_register</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-enc-idx'>v4l2_enc_idx</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-enc-idx-entry'>v4l2_enc_idx_entry</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-encoder-cmd'>v4l2_encoder_cmd</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-ext-control'>v4l2_ext_control</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-ext-controls'>v4l2_ext_controls</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-fmtdesc'>v4l2_fmtdesc</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-format'>v4l2_format</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-fract'>v4l2_fract</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-framebuffer'>v4l2_framebuffer</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frequency'>v4l2_frequency</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frmival-stepwise'>v4l2_frmival_stepwise</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frmivalenum'>v4l2_frmivalenum</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frmsize-discrete'>v4l2_frmsize_discrete</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frmsize-stepwise'>v4l2_frmsize_stepwise</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-frmsizeenum'>v4l2_frmsizeenum</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-hw-freq-seek'>v4l2_hw_freq_seek</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-input'>v4l2_input</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-jpegcompression'>v4l2_jpegcompression</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-modulator'>v4l2_modulator</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-mpeg-vbi-fmt-ivtv'>v4l2_mpeg_vbi_fmt_ivtv</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-output'>v4l2_output</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-outputparm'>v4l2_outputparm</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-pix-format'>v4l2_pix_format</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-queryctrl'>v4l2_queryctrl</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-querymenu'>v4l2_querymenu</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-rect'>v4l2_rect</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-requestbuffers'>v4l2_requestbuffers</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-sliced-vbi-cap'>v4l2_sliced_vbi_cap</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-sliced-vbi-data'>v4l2_sliced_vbi_data</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-sliced-vbi-format'>v4l2_sliced_vbi_format</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-standard'>v4l2_standard</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-streamparm'>v4l2_streamparm</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-timecode'>v4l2_timecode</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-tuner'>v4l2_tuner</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-vbi-format'>v4l2_vbi_format</link></primaryie></indexentry>
+<indexentry><primaryie>struct&nbsp;<link linkend='v4l2-window'>v4l2_window</link></primaryie></indexentry>
+</index>
diff --git a/Documentation/DocBook/media.tmpl b/Documentation/DocBook/media.tmpl
new file mode 100644
index 000000000000..eea564bb12cb
--- /dev/null
+++ b/Documentation/DocBook/media.tmpl
@@ -0,0 +1,112 @@
+<?xml version="1.0"?>
+<!DOCTYPE book PUBLIC "-//OASIS//DTD DocBook XML V4.1.2//EN"
+	"http://www.oasis-open.org/docbook/xml/4.1.2/docbookx.dtd" [
+<!ENTITY % media-entities SYSTEM "./media-entities.tmpl"> %media-entities;
+<!ENTITY media-indices SYSTEM "./media-indices.tmpl">
+
+<!ENTITY eg                     "e.&nbsp;g.">
+<!ENTITY ie                     "i.&nbsp;e.">
+<!ENTITY fd                     "File descriptor returned by <link linkend='func-open'><function>open()</function></link>.">
+<!ENTITY i2c                    "I<superscript>2</superscript>C">
+<!ENTITY return-value		"<title>Return Value</title><para>On success <returnvalue>0</returnvalue> is returned, on error <returnvalue>-1</returnvalue> and the <varname>errno</varname> variable is set appropriately:</para>">
+<!ENTITY manvol                 "<manvolnum>2</manvolnum>">
+
+<!-- Table templates: structs, structs w/union, defines. -->
+<!ENTITY cs-str                 "<colspec colname='c1' colwidth='1*' /><colspec colname='c2' colwidth='1*' /><colspec colname='c3' colwidth='2*' /><spanspec spanname='hspan' namest='c1' nameend='c3' />">
+<!ENTITY cs-ustr                "<colspec colname='c1' colwidth='1*' /><colspec colname='c2' colwidth='1*' /><colspec colname='c3' colwidth='1*' /><colspec colname='c4' colwidth='2*' /><spanspec spanname='hspan' namest='c1' nameend='c4' />">
+<!ENTITY cs-def                 "<colspec colname='c1' colwidth='3*' /><colspec colname='c2' colwidth='1*' /><colspec colname='c3' colwidth='4*' /><spanspec spanname='hspan' namest='c1' nameend='c3' />">
+
+<!-- Video for Linux mailing list address. -->
+<!ENTITY v4l-ml                 "<ulink url='http://www.linuxtv.org/lists.php'>http://www.linuxtv.org/lists.php</ulink>">
+
+<!-- LinuxTV v4l-dvb repository. -->
+<!ENTITY v4l-dvb		"<ulink url='http://linuxtv.org/repo/'>http://linuxtv.org/repo/</ulink>">
+]>
+
+<book id="media_api">
+<bookinfo>
+<title>LINUX MEDIA INFRASTRUCTURE API</title>
+
+<copyright>
+	<year>2009</year>
+	<holder>LinuxTV Developers</holder>
+</copyright>
+
+<legalnotice>
+
+<para>Permission is granted to copy, distribute and/or modify
+this document under the terms of the GNU Free Documentation License,
+Version 1.1 or any later version published by the Free Software
+Foundation. A copy of the license is included in the chapter entitled
+"GNU Free Documentation License"</para>
+</legalnotice>
+
+</bookinfo>
+
+<toc></toc> <!-- autogenerated -->
+
+<preface>
+	<title>Introduction</title>
+
+	<para>This document covers the Linux Kernel to Userspace API's used by
+		video and radio straming devices, including video cameras,
+		analog and digital TV receiver cards, AM/FM receiver cards,
+		streaming capture devices.</para>
+	<para>It is divided into three parts.</para>
+	<para>The first part covers radio, capture,
+		cameras and analog TV devices.</para>
+	<para>The second part covers the
+		API used for digital TV and Internet reception via one of the
+		several digital tv standards. While it is called as DVB API,
+		in fact it covers several different video standards including
+		DVB-T, DVB-S, DVB-C and ATSC. The API is currently being updated
+		to documment support also for DVB-S2, ISDB-T and ISDB-S.</para>
+	<para>The third part covers other API's used by all media infrastructure devices</para>
+	<para>For additional information and for the latest development code,
+		see: <ulink url="http://linuxtv.org">http://linuxtv.org</ulink>.</para>
+	<para>For discussing improvements, reporting troubles, sending new drivers, etc, please mail to: <ulink url="http://vger.kernel.org/vger-lists.html#linux-media">Linux Media Mailing List (LMML).</ulink>.</para>
+
+</preface>
+
+<part id="v4l2spec">
+&sub-v4l2;
+</part>
+<part id="dvbapi">
+&sub-dvbapi;
+</part>
+<part id="v4ldvb_common">
+<partinfo>
+<authorgroup>
+<author>
+<firstname>Mauro</firstname>
+<surname>Chehab</surname>
+<othername role="mi">Carvalho</othername>
+<affiliation><address><email>mchehab@redhat.com</email></address></affiliation>
+<contrib>Initial version.</contrib>
+</author>
+</authorgroup>
+<copyright>
+	<year>2009</year>
+	<holder>Mauro Carvalho Chehab</holder>
+</copyright>
+
+<revhistory>
+<!-- Put document revisions here, newest first. -->
+<revision>
+<revnumber>1.0.0</revnumber>
+<date>2009-09-06</date>
+<authorinitials>mcc</authorinitials>
+<revremark>Initial revision</revremark>
+</revision>
+</revhistory>
+</partinfo>
+
+<title>Other API's used by media infrastructure drivers</title>
+<chapter id="remote_controllers">
+&sub-remote_controllers;
+</chapter>
+</part>
+
+&sub-fdl-appendix;
+
+</book>
diff --git a/Documentation/DocBook/mtdnand.tmpl b/Documentation/DocBook/mtdnand.tmpl
index 8e145857fc9d..df0d089d0fb9 100644
--- a/Documentation/DocBook/mtdnand.tmpl
+++ b/Documentation/DocBook/mtdnand.tmpl
@@ -568,7 +568,7 @@ static void board_select_chip (struct mtd_info *mtd, int chip)
 			<para>
 				The blocks in which the tables are stored are procteted against
 				accidental access by marking them bad in the memory bad block
-				table. The bad block table managment functions are allowed
+				table. The bad block table management functions are allowed
 				to circumvernt this protection.
 			</para>
 			<para>
diff --git a/Documentation/DocBook/scsi.tmpl b/Documentation/DocBook/scsi.tmpl
index 10a150ae2a7e..d87f4569e768 100644
--- a/Documentation/DocBook/scsi.tmpl
+++ b/Documentation/DocBook/scsi.tmpl
@@ -317,7 +317,7 @@
         <para>
           The SAS transport class contains common code to deal with SAS HBAs,
           an aproximated representation of SAS topologies in the driver model,
-          and various sysfs attributes to expose these topologies and managment
+          and various sysfs attributes to expose these topologies and management
           interfaces to userspace.
         </para>
         <para>
diff --git a/Documentation/DocBook/stylesheet.xsl b/Documentation/DocBook/stylesheet.xsl
index 974e17ccf106..254c1d5d2e50 100644
--- a/Documentation/DocBook/stylesheet.xsl
+++ b/Documentation/DocBook/stylesheet.xsl
@@ -3,6 +3,7 @@
 <param name="chunk.quietly">1</param>
 <param name="funcsynopsis.style">ansi</param>
 <param name="funcsynopsis.tabular.threshold">80</param>
+<param name="callout.graphics">0</param>
 <!-- <param name="paper.type">A4</param> -->
 <param name="generate.section.toc.level">2</param>
 </stylesheet>
diff --git a/Documentation/DocBook/v4l/.gitignore b/Documentation/DocBook/v4l/.gitignore
new file mode 100644
index 000000000000..d7ec32eafac9
--- /dev/null
+++ b/Documentation/DocBook/v4l/.gitignore
@@ -0,0 +1 @@
+!*.xml
diff --git a/Documentation/DocBook/v4l/biblio.xml b/Documentation/DocBook/v4l/biblio.xml
new file mode 100644
index 000000000000..afc8a0dd2601
--- /dev/null
+++ b/Documentation/DocBook/v4l/biblio.xml
@@ -0,0 +1,188 @@
+  <bibliography>
+    <title>References</title>
+
+    <biblioentry id="eia608">
+      <abbrev>EIA&nbsp;608-B</abbrev>
+      <authorgroup>
+	<corpauthor>Electronic Industries Alliance (<ulink
+url="http://www.eia.org">http://www.eia.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>EIA 608-B "Recommended Practice for Line 21 Data
+Service"</title>
+    </biblioentry>
+
+    <biblioentry id="en300294">
+      <abbrev>EN&nbsp;300&nbsp;294</abbrev>
+      <authorgroup>
+	<corpauthor>European Telecommunication Standards Institute
+(<ulink url="http://www.etsi.org">http://www.etsi.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>EN 300 294 "625-line television Wide Screen Signalling
+(WSS)"</title>
+    </biblioentry>
+
+    <biblioentry id="ets300231">
+      <abbrev>ETS&nbsp;300&nbsp;231</abbrev>
+      <authorgroup>
+	<corpauthor>European Telecommunication Standards Institute
+(<ulink
+url="http://www.etsi.org">http://www.etsi.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ETS 300 231 "Specification of the domestic video
+Programme Delivery Control system (PDC)"</title>
+    </biblioentry>
+
+    <biblioentry id="ets300706">
+      <abbrev>ETS&nbsp;300&nbsp;706</abbrev>
+      <authorgroup>
+	<corpauthor>European Telecommunication Standards Institute
+(<ulink url="http://www.etsi.org">http://www.etsi.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ETS 300 706 "Enhanced Teletext specification"</title>
+    </biblioentry>
+
+    <biblioentry id="mpeg2part1">
+      <abbrev>ISO&nbsp;13818-1</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>), International
+Organisation for Standardisation (<ulink
+url="http://www.iso.ch">http://www.iso.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-T Rec. H.222.0 | ISO/IEC 13818-1 "Information
+technology &mdash; Generic coding of moving pictures and associated
+audio information: Systems"</title>
+    </biblioentry>
+
+    <biblioentry id="mpeg2part2">
+      <abbrev>ISO&nbsp;13818-2</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>), International
+Organisation for Standardisation (<ulink
+url="http://www.iso.ch">http://www.iso.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-T Rec. H.262 | ISO/IEC 13818-2 "Information
+technology &mdash; Generic coding of moving pictures and associated
+audio information: Video"</title>
+    </biblioentry>
+
+    <biblioentry id="itu470">
+      <abbrev>ITU&nbsp;BT.470</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-R Recommendation BT.470-6 "Conventional Television
+Systems"</title>
+    </biblioentry>
+
+    <biblioentry id="itu601">
+      <abbrev>ITU&nbsp;BT.601</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-R Recommendation BT.601-5 "Studio Encoding Parameters
+of Digital Television for Standard 4:3 and Wide-Screen 16:9 Aspect
+Ratios"</title>
+    </biblioentry>
+
+    <biblioentry id="itu653">
+      <abbrev>ITU&nbsp;BT.653</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-R Recommendation BT.653-3 "Teletext systems"</title>
+    </biblioentry>
+
+    <biblioentry id="itu709">
+      <abbrev>ITU&nbsp;BT.709</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-R Recommendation BT.709-5 "Parameter values for the
+HDTV standards for production and international programme
+exchange"</title>
+    </biblioentry>
+
+    <biblioentry id="itu1119">
+      <abbrev>ITU&nbsp;BT.1119</abbrev>
+      <authorgroup>
+	<corpauthor>International Telecommunication Union (<ulink
+url="http://www.itu.ch">http://www.itu.ch</ulink>)</corpauthor>
+      </authorgroup>
+      <title>ITU-R Recommendation BT.1119 "625-line
+television Wide Screen Signalling (WSS)"</title>
+    </biblioentry>
+
+    <biblioentry id="jfif">
+      <abbrev>JFIF</abbrev>
+      <authorgroup>
+	<corpauthor>Independent JPEG Group (<ulink
+url="http://www.ijg.org">http://www.ijg.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>JPEG File Interchange Format</title>
+      <subtitle>Version 1.02</subtitle>
+    </biblioentry>
+
+    <biblioentry id="smpte12m">
+      <abbrev>SMPTE&nbsp;12M</abbrev>
+      <authorgroup>
+	<corpauthor>Society of Motion Picture and Television Engineers
+(<ulink url="http://www.smpte.org">http://www.smpte.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>SMPTE 12M-1999 "Television, Audio and Film - Time and
+Control Code"</title>
+    </biblioentry>
+
+    <biblioentry id="smpte170m">
+      <abbrev>SMPTE&nbsp;170M</abbrev>
+      <authorgroup>
+	<corpauthor>Society of Motion Picture and Television Engineers
+(<ulink url="http://www.smpte.org">http://www.smpte.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>SMPTE 170M-1999 "Television - Composite Analog Video
+Signal - NTSC for Studio Applications"</title>
+    </biblioentry>
+
+    <biblioentry id="smpte240m">
+      <abbrev>SMPTE&nbsp;240M</abbrev>
+      <authorgroup>
+	<corpauthor>Society of Motion Picture and Television Engineers
+(<ulink url="http://www.smpte.org">http://www.smpte.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>SMPTE 240M-1999 "Television - Signal Parameters -
+1125-Line High-Definition Production"</title>
+    </biblioentry>
+
+    <biblioentry id="en50067">
+      <abbrev>EN&nbsp;50067</abbrev>
+      <authorgroup>
+	<corpauthor>European Committee for Electrotechnical Standardization
+(<ulink url="http://www.cenelec.eu">http://www.cenelec.eu</ulink>)</corpauthor>
+      </authorgroup>
+      <title>Specification of the radio data system (RDS) for VHF/FM sound broadcasting
+in the frequency range from 87,5 to 108,0 MHz</title>
+    </biblioentry>
+
+    <biblioentry id="nrsc4">
+      <abbrev>NRSC-4</abbrev>
+      <authorgroup>
+	<corpauthor>National Radio Systems Committee
+(<ulink url="http://www.nrscstandards.org">http://www.nrscstandards.org</ulink>)</corpauthor>
+      </authorgroup>
+      <title>NTSC-4: United States RBDS Standard</title>
+    </biblioentry>
+
+  </bibliography>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/capture.c.xml b/Documentation/DocBook/v4l/capture.c.xml
new file mode 100644
index 000000000000..1c5c49a2de59
--- /dev/null
+++ b/Documentation/DocBook/v4l/capture.c.xml
@@ -0,0 +1,659 @@
+<programlisting>
+/*
+ *  V4L2 video capture example
+ *
+ *  This program can be used and distributed without restrictions.
+ *
+ *      This program is provided with the V4L2 API
+ * see http://linuxtv.org/docs.php for more information
+ */
+
+#include &lt;stdio.h&gt;
+#include &lt;stdlib.h&gt;
+#include &lt;string.h&gt;
+#include &lt;assert.h&gt;
+
+#include &lt;getopt.h&gt;             /* getopt_long() */
+
+#include &lt;fcntl.h&gt;              /* low-level i/o */
+#include &lt;unistd.h&gt;
+#include &lt;errno.h&gt;
+#include &lt;sys/stat.h&gt;
+#include &lt;sys/types.h&gt;
+#include &lt;sys/time.h&gt;
+#include &lt;sys/mman.h&gt;
+#include &lt;sys/ioctl.h&gt;
+
+#include &lt;linux/videodev2.h&gt;
+
+#define CLEAR(x) memset(&amp;(x), 0, sizeof(x))
+
+enum io_method {
+        IO_METHOD_READ,
+        IO_METHOD_MMAP,
+        IO_METHOD_USERPTR,
+};
+
+struct buffer {
+        void   *start;
+        size_t  length;
+};
+
+static char            *dev_name;
+static enum io_method   io = IO_METHOD_MMAP;
+static int              fd = -1;
+struct buffer          *buffers;
+static unsigned int     n_buffers;
+static int              out_buf;
+static int              force_format;
+static int              frame_count = 70;
+
+static void errno_exit(const char *s)
+{
+        fprintf(stderr, "%s error %d, %s\n", s, errno, strerror(errno));
+        exit(EXIT_FAILURE);
+}
+
+static int xioctl(int fh, int request, void *arg)
+{
+        int r;
+
+        do {
+                r = ioctl(fh, request, arg);
+        } while (-1 == r &amp;&amp; EINTR == errno);
+
+        return r;
+}
+
+static void process_image(const void *p, int size)
+{
+        if (out_buf)
+                fwrite(p, size, 1, stdout);
+
+        fflush(stderr);
+        fprintf(stderr, ".");
+        fflush(stdout);
+}
+
+static int read_frame(void)
+{
+        struct <link linkend="v4l2-buffer">v4l2_buffer</link> buf;
+        unsigned int i;
+
+        switch (io) {
+        case IO_METHOD_READ:
+                if (-1 == read(fd, buffers[0].start, buffers[0].length)) {
+                        switch (errno) {
+                        case EAGAIN:
+                                return 0;
+
+                        case EIO:
+                                /* Could ignore EIO, see spec. */
+
+                                /* fall through */
+
+                        default:
+                                errno_exit("read");
+                        }
+                }
+
+                process_image(buffers[0].start, buffers[0].length);
+                break;
+
+        case IO_METHOD_MMAP:
+                CLEAR(buf);
+
+                buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory = V4L2_MEMORY_MMAP;
+
+                if (-1 == xioctl(fd, VIDIOC_DQBUF, &amp;buf)) {
+                        switch (errno) {
+                        case EAGAIN:
+                                return 0;
+
+                        case EIO:
+                                /* Could ignore EIO, see spec. */
+
+                                /* fall through */
+
+                        default:
+                                errno_exit("VIDIOC_DQBUF");
+                        }
+                }
+
+                assert(buf.index &lt; n_buffers);
+
+                process_image(buffers[buf.index].start, buf.bytesused);
+
+                if (-1 == xioctl(fd, VIDIOC_QBUF, &amp;buf))
+                        errno_exit("VIDIOC_QBUF");
+                break;
+
+        case IO_METHOD_USERPTR:
+                CLEAR(buf);
+
+                buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory = V4L2_MEMORY_USERPTR;
+
+                if (-1 == xioctl(fd, VIDIOC_DQBUF, &amp;buf)) {
+                        switch (errno) {
+                        case EAGAIN:
+                                return 0;
+
+                        case EIO:
+                                /* Could ignore EIO, see spec. */
+
+                                /* fall through */
+
+                        default:
+                                errno_exit("VIDIOC_DQBUF");
+                        }
+                }
+
+                for (i = 0; i &lt; n_buffers; ++i)
+                        if (buf.m.userptr == (unsigned long)buffers[i].start
+                            &amp;&amp; buf.length == buffers[i].length)
+                                break;
+
+                assert(i &lt; n_buffers);
+
+                process_image((void *)buf.m.userptr, buf.bytesused);
+
+                if (-1 == xioctl(fd, VIDIOC_QBUF, &amp;buf))
+                        errno_exit("VIDIOC_QBUF");
+                break;
+        }
+
+        return 1;
+}
+
+static void mainloop(void)
+{
+        unsigned int count;
+
+        count = frame_count;
+
+        while (count-- &gt; 0) {
+                for (;;) {
+                        fd_set fds;
+                        struct timeval tv;
+                        int r;
+
+                        FD_ZERO(&amp;fds);
+                        FD_SET(fd, &amp;fds);
+
+                        /* Timeout. */
+                        tv.tv_sec = 2;
+                        tv.tv_usec = 0;
+
+                        r = select(fd + 1, &amp;fds, NULL, NULL, &amp;tv);
+
+                        if (-1 == r) {
+                                if (EINTR == errno)
+                                        continue;
+                                errno_exit("select");
+                        }
+
+                        if (0 == r) {
+                                fprintf(stderr, "select timeout\n");
+                                exit(EXIT_FAILURE);
+                        }
+
+                        if (read_frame())
+                                break;
+                        /* EAGAIN - continue select loop. */
+                }
+        }
+}
+
+static void stop_capturing(void)
+{
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
+
+        switch (io) {
+        case IO_METHOD_READ:
+                /* Nothing to do. */
+                break;
+
+        case IO_METHOD_MMAP:
+        case IO_METHOD_USERPTR:
+                type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                if (-1 == xioctl(fd, VIDIOC_STREAMOFF, &amp;type))
+                        errno_exit("VIDIOC_STREAMOFF");
+                break;
+        }
+}
+
+static void start_capturing(void)
+{
+        unsigned int i;
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
+
+        switch (io) {
+        case IO_METHOD_READ:
+                /* Nothing to do. */
+                break;
+
+        case IO_METHOD_MMAP:
+                for (i = 0; i &lt; n_buffers; ++i) {
+                        struct <link linkend="v4l2-buffer">v4l2_buffer</link> buf;
+
+                        CLEAR(buf);
+                        buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                        buf.memory = V4L2_MEMORY_MMAP;
+                        buf.index = i;
+
+                        if (-1 == xioctl(fd, VIDIOC_QBUF, &amp;buf))
+                                errno_exit("VIDIOC_QBUF");
+                }
+                type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                if (-1 == xioctl(fd, VIDIOC_STREAMON, &amp;type))
+                        errno_exit("VIDIOC_STREAMON");
+                break;
+
+        case IO_METHOD_USERPTR:
+                for (i = 0; i &lt; n_buffers; ++i) {
+                        struct <link linkend="v4l2-buffer">v4l2_buffer</link> buf;
+
+                        CLEAR(buf);
+                        buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                        buf.memory = V4L2_MEMORY_USERPTR;
+                        buf.index = i;
+                        buf.m.userptr = (unsigned long)buffers[i].start;
+                        buf.length = buffers[i].length;
+
+                        if (-1 == xioctl(fd, VIDIOC_QBUF, &amp;buf))
+                                errno_exit("VIDIOC_QBUF");
+                }
+                type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                if (-1 == xioctl(fd, VIDIOC_STREAMON, &amp;type))
+                        errno_exit("VIDIOC_STREAMON");
+                break;
+        }
+}
+
+static void uninit_device(void)
+{
+        unsigned int i;
+
+        switch (io) {
+        case IO_METHOD_READ:
+                free(buffers[0].start);
+                break;
+
+        case IO_METHOD_MMAP:
+                for (i = 0; i &lt; n_buffers; ++i)
+                        if (-1 == munmap(buffers[i].start, buffers[i].length))
+                                errno_exit("munmap");
+                break;
+
+        case IO_METHOD_USERPTR:
+                for (i = 0; i &lt; n_buffers; ++i)
+                        free(buffers[i].start);
+                break;
+        }
+
+        free(buffers);
+}
+
+static void init_read(unsigned int buffer_size)
+{
+        buffers = calloc(1, sizeof(*buffers));
+
+        if (!buffers) {
+                fprintf(stderr, "Out of memory\n");
+                exit(EXIT_FAILURE);
+        }
+
+        buffers[0].length = buffer_size;
+        buffers[0].start = malloc(buffer_size);
+
+        if (!buffers[0].start) {
+                fprintf(stderr, "Out of memory\n");
+                exit(EXIT_FAILURE);
+        }
+}
+
+static void init_mmap(void)
+{
+        struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> req;
+
+        CLEAR(req);
+
+        req.count = 4;
+        req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        req.memory = V4L2_MEMORY_MMAP;
+
+        if (-1 == xioctl(fd, VIDIOC_REQBUFS, &amp;req)) {
+                if (EINVAL == errno) {
+                        fprintf(stderr, "%s does not support "
+                                 "memory mapping\n", dev_name);
+                        exit(EXIT_FAILURE);
+                } else {
+                        errno_exit("VIDIOC_REQBUFS");
+                }
+        }
+
+        if (req.count &lt; 2) {
+                fprintf(stderr, "Insufficient buffer memory on %s\n",
+                         dev_name);
+                exit(EXIT_FAILURE);
+        }
+
+        buffers = calloc(req.count, sizeof(*buffers));
+
+        if (!buffers) {
+                fprintf(stderr, "Out of memory\n");
+                exit(EXIT_FAILURE);
+        }
+
+        for (n_buffers = 0; n_buffers &lt; req.count; ++n_buffers) {
+                struct <link linkend="v4l2-buffer">v4l2_buffer</link> buf;
+
+                CLEAR(buf);
+
+                buf.type        = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory      = V4L2_MEMORY_MMAP;
+                buf.index       = n_buffers;
+
+                if (-1 == xioctl(fd, VIDIOC_QUERYBUF, &amp;buf))
+                        errno_exit("VIDIOC_QUERYBUF");
+
+                buffers[n_buffers].length = buf.length;
+                buffers[n_buffers].start =
+                        mmap(NULL /* start anywhere */,
+                              buf.length,
+                              PROT_READ | PROT_WRITE /* required */,
+                              MAP_SHARED /* recommended */,
+                              fd, buf.m.offset);
+
+                if (MAP_FAILED == buffers[n_buffers].start)
+                        errno_exit("mmap");
+        }
+}
+
+static void init_userp(unsigned int buffer_size)
+{
+        struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> req;
+
+        CLEAR(req);
+
+        req.count  = 4;
+        req.type   = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        req.memory = V4L2_MEMORY_USERPTR;
+
+        if (-1 == xioctl(fd, VIDIOC_REQBUFS, &amp;req)) {
+                if (EINVAL == errno) {
+                        fprintf(stderr, "%s does not support "
+                                 "user pointer i/o\n", dev_name);
+                        exit(EXIT_FAILURE);
+                } else {
+                        errno_exit("VIDIOC_REQBUFS");
+                }
+        }
+
+        buffers = calloc(4, sizeof(*buffers));
+
+        if (!buffers) {
+                fprintf(stderr, "Out of memory\n");
+                exit(EXIT_FAILURE);
+        }
+
+        for (n_buffers = 0; n_buffers &lt; 4; ++n_buffers) {
+                buffers[n_buffers].length = buffer_size;
+                buffers[n_buffers].start = malloc(buffer_size);
+
+                if (!buffers[n_buffers].start) {
+                        fprintf(stderr, "Out of memory\n");
+                        exit(EXIT_FAILURE);
+                }
+        }
+}
+
+static void init_device(void)
+{
+        struct <link linkend="v4l2-capability">v4l2_capability</link> cap;
+        struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> cropcap;
+        struct <link linkend="v4l2-crop">v4l2_crop</link> crop;
+        struct <link linkend="v4l2-format">v4l2_format</link> fmt;
+        unsigned int min;
+
+        if (-1 == xioctl(fd, VIDIOC_QUERYCAP, &amp;cap)) {
+                if (EINVAL == errno) {
+                        fprintf(stderr, "%s is no V4L2 device\n",
+                                 dev_name);
+                        exit(EXIT_FAILURE);
+                } else {
+                        errno_exit("VIDIOC_QUERYCAP");
+                }
+        }
+
+        if (!(cap.capabilities &amp; V4L2_CAP_VIDEO_CAPTURE)) {
+                fprintf(stderr, "%s is no video capture device\n",
+                         dev_name);
+                exit(EXIT_FAILURE);
+        }
+
+        switch (io) {
+        case IO_METHOD_READ:
+                if (!(cap.capabilities &amp; V4L2_CAP_READWRITE)) {
+                        fprintf(stderr, "%s does not support read i/o\n",
+                                 dev_name);
+                        exit(EXIT_FAILURE);
+                }
+                break;
+
+        case IO_METHOD_MMAP:
+        case IO_METHOD_USERPTR:
+                if (!(cap.capabilities &amp; V4L2_CAP_STREAMING)) {
+                        fprintf(stderr, "%s does not support streaming i/o\n",
+                                 dev_name);
+                        exit(EXIT_FAILURE);
+                }
+                break;
+        }
+
+
+        /* Select video input, video standard and tune here. */
+
+
+        CLEAR(cropcap);
+
+        cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+        if (0 == xioctl(fd, VIDIOC_CROPCAP, &amp;cropcap)) {
+                crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                crop.c = cropcap.defrect; /* reset to default */
+
+                if (-1 == xioctl(fd, VIDIOC_S_CROP, &amp;crop)) {
+                        switch (errno) {
+                        case EINVAL:
+                                /* Cropping not supported. */
+                                break;
+                        default:
+                                /* Errors ignored. */
+                                break;
+                        }
+                }
+        } else {
+                /* Errors ignored. */
+        }
+
+
+        CLEAR(fmt);
+
+        fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        if (force_format) {
+                fmt.fmt.pix.width       = 640;
+                fmt.fmt.pix.height      = 480;
+                fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
+                fmt.fmt.pix.field       = V4L2_FIELD_INTERLACED;
+
+                if (-1 == xioctl(fd, VIDIOC_S_FMT, &amp;fmt))
+                        errno_exit("VIDIOC_S_FMT");
+
+                /* Note VIDIOC_S_FMT may change width and height. */
+        } else {
+                /* Preserve original settings as set by v4l2-ctl for example */
+                if (-1 == xioctl(fd, VIDIOC_G_FMT, &amp;fmt))
+                        errno_exit("VIDIOC_G_FMT");
+        }
+
+        /* Buggy driver paranoia. */
+        min = fmt.fmt.pix.width * 2;
+        if (fmt.fmt.pix.bytesperline &lt; min)
+                fmt.fmt.pix.bytesperline = min;
+        min = fmt.fmt.pix.bytesperline * fmt.fmt.pix.height;
+        if (fmt.fmt.pix.sizeimage &lt; min)
+                fmt.fmt.pix.sizeimage = min;
+
+        switch (io) {
+        case IO_METHOD_READ:
+                init_read(fmt.fmt.pix.sizeimage);
+                break;
+
+        case IO_METHOD_MMAP:
+                init_mmap();
+                break;
+
+        case IO_METHOD_USERPTR:
+                init_userp(fmt.fmt.pix.sizeimage);
+                break;
+        }
+}
+
+static void close_device(void)
+{
+        if (-1 == close(fd))
+                errno_exit("close");
+
+        fd = -1;
+}
+
+static void open_device(void)
+{
+        struct stat st;
+
+        if (-1 == stat(dev_name, &amp;st)) {
+                fprintf(stderr, "Cannot identify '%s': %d, %s\n",
+                         dev_name, errno, strerror(errno));
+                exit(EXIT_FAILURE);
+        }
+
+        if (!S_ISCHR(st.st_mode)) {
+                fprintf(stderr, "%s is no device\n", dev_name);
+                exit(EXIT_FAILURE);
+        }
+
+        fd = open(dev_name, O_RDWR /* required */ | O_NONBLOCK, 0);
+
+        if (-1 == fd) {
+                fprintf(stderr, "Cannot open '%s': %d, %s\n",
+                         dev_name, errno, strerror(errno));
+                exit(EXIT_FAILURE);
+        }
+}
+
+static void usage(FILE *fp, int argc, char **argv)
+{
+        fprintf(fp,
+                 "Usage: %s [options]\n\n"
+                 "Version 1.3\n"
+                 "Options:\n"
+                 "-d | --device name   Video device name [%s]\n"
+                 "-h | --help          Print this message\n"
+                 "-m | --mmap          Use memory mapped buffers [default]\n"
+                 "-r | --read          Use read() calls\n"
+                 "-u | --userp         Use application allocated buffers\n"
+                 "-o | --output        Outputs stream to stdout\n"
+                 "-f | --format        Force format to 640x480 YUYV\n"
+                 "-c | --count         Number of frames to grab [%i]\n"
+                 "",
+                 argv[0], dev_name, frame_count);
+}
+
+static const char short_options[] = "d:hmruofc:";
+
+static const struct option
+long_options[] = {
+        { "device", required_argument, NULL, 'd' },
+        { "help",   no_argument,       NULL, 'h' },
+        { "mmap",   no_argument,       NULL, 'm' },
+        { "read",   no_argument,       NULL, 'r' },
+        { "userp",  no_argument,       NULL, 'u' },
+        { "output", no_argument,       NULL, 'o' },
+        { "format", no_argument,       NULL, 'f' },
+        { "count",  required_argument, NULL, 'c' },
+        { 0, 0, 0, 0 }
+};
+
+int main(int argc, char **argv)
+{
+        dev_name = "/dev/video0";
+
+        for (;;) {
+                int idx;
+                int c;
+
+                c = getopt_long(argc, argv,
+                                short_options, long_options, &amp;idx);
+
+                if (-1 == c)
+                        break;
+
+                switch (c) {
+                case 0: /* getopt_long() flag */
+                        break;
+
+                case 'd':
+                        dev_name = optarg;
+                        break;
+
+                case 'h':
+                        usage(stdout, argc, argv);
+                        exit(EXIT_SUCCESS);
+
+                case 'm':
+                        io = IO_METHOD_MMAP;
+                        break;
+
+                case 'r':
+                        io = IO_METHOD_READ;
+                        break;
+
+                case 'u':
+                        io = IO_METHOD_USERPTR;
+                        break;
+
+                case 'o':
+                        out_buf++;
+                        break;
+
+                case 'f':
+                        force_format++;
+                        break;
+
+                case 'c':
+                        errno = 0;
+                        frame_count = strtol(optarg, NULL, 0);
+                        if (errno)
+                                errno_exit(optarg);
+                        break;
+
+                default:
+                        usage(stderr, argc, argv);
+                        exit(EXIT_FAILURE);
+                }
+        }
+
+        open_device();
+        init_device();
+        start_capturing();
+        mainloop();
+        stop_capturing();
+        uninit_device();
+        close_device();
+        fprintf(stderr, "\n");
+        return 0;
+}
+</programlisting>
diff --git a/Documentation/DocBook/v4l/common.xml b/Documentation/DocBook/v4l/common.xml
new file mode 100644
index 000000000000..b1a81d246d58
--- /dev/null
+++ b/Documentation/DocBook/v4l/common.xml
@@ -0,0 +1,1160 @@
+  <title>Common API Elements</title>
+
+  <para>Programming a V4L2 device consists of these
+steps:</para>
+
+  <itemizedlist>
+    <listitem>
+      <para>Opening the device</para>
+    </listitem>
+    <listitem>
+      <para>Changing device properties, selecting a video and audio
+input, video standard, picture brightness a.&nbsp;o.</para>
+    </listitem>
+    <listitem>
+      <para>Negotiating a data format</para>
+    </listitem>
+    <listitem>
+      <para>Negotiating an input/output method</para>
+    </listitem>
+    <listitem>
+      <para>The actual input/output loop</para>
+    </listitem>
+    <listitem>
+      <para>Closing the device</para>
+    </listitem>
+  </itemizedlist>
+
+  <para>In practice most steps are optional and can be executed out of
+order. It depends on the V4L2 device type, you can read about the
+details in <xref linkend="devices" />. In this chapter we will discuss
+the basic concepts applicable to all devices.</para>
+
+  <section id="open">
+    <title>Opening and Closing Devices</title>
+
+    <section>
+      <title>Device Naming</title>
+
+      <para>V4L2 drivers are implemented as kernel modules, loaded
+manually by the system administrator or automatically when a device is
+first opened. The driver modules plug into the "videodev" kernel
+module. It provides helper functions and a common application
+interface specified in this document.</para>
+
+      <para>Each driver thus loaded registers one or more device nodes
+with major number 81 and a minor number between 0 and 255. Assigning
+minor numbers to V4L2 devices is entirely up to the system administrator,
+this is primarily intended to solve conflicts between devices.<footnote>
+	  <para>Access permissions are associated with character
+device special files, hence we must ensure device numbers cannot
+change with the module load order. To this end minor numbers are no
+longer automatically assigned by the "videodev" module as in V4L but
+requested by the driver. The defaults will suffice for most people
+unless two drivers compete for the same minor numbers.</para>
+	</footnote> The module options to select minor numbers are named
+after the device special file with a "_nr" suffix. For example "video_nr"
+for <filename>/dev/video</filename> video capture devices. The number is
+an offset to the base minor number associated with the device type.
+<footnote>
+	  <para>In earlier versions of the V4L2 API the module options
+where named after the device special file with a "unit_" prefix, expressing
+the minor number itself, not an offset. Rationale for this change is unknown.
+Lastly the naming and semantics are just a convention among driver writers,
+the point to note is that minor numbers are not supposed to be hardcoded
+into drivers.</para>
+	</footnote> When the driver supports multiple devices of the same
+type more than one minor number can be assigned, separated by commas:
+<informalexample>
+	  <screen>
+&gt; insmod mydriver.o video_nr=0,1 radio_nr=0,1</screen>
+	</informalexample></para>
+
+      <para>In <filename>/etc/modules.conf</filename> this may be
+written as: <informalexample>
+	  <screen>
+alias char-major-81-0 mydriver
+alias char-major-81-1 mydriver
+alias char-major-81-64 mydriver              <co id="alias" />
+options mydriver video_nr=0,1 radio_nr=0,1   <co id="options" />
+	  </screen>
+	  <calloutlist>
+	    <callout arearefs="alias">
+	      <para>When an application attempts to open a device
+special file with major number 81 and minor number 0, 1, or 64, load
+"mydriver" (and the "videodev" module it depends upon).</para>
+	    </callout>
+	    <callout arearefs="options">
+	      <para>Register the first two video capture devices with
+minor number 0 and 1 (base number is 0), the first two radio device
+with minor number 64 and 65 (base 64).</para>
+	    </callout>
+	  </calloutlist>
+	</informalexample> When no minor number is given as module
+option the driver supplies a default. <xref linkend="devices" />
+recommends the base minor numbers to be used for the various device
+types. Obviously minor numbers must be unique. When the number is
+already in use the <emphasis>offending device</emphasis> will not be
+registered. <!-- Blessed by Linus Torvalds on
+linux-kernel@vger.kernel.org, 2002-11-20. --></para>
+
+      <para>By convention system administrators create various
+character device special files with these major and minor numbers in
+the <filename>/dev</filename> directory. The names recomended for the
+different V4L2 device types are listed in <xref linkend="devices" />.
+</para>
+
+      <para>The creation of character special files (with
+<application>mknod</application>) is a privileged operation and
+devices cannot be opened by major and minor number. That means
+applications cannot <emphasis>reliable</emphasis> scan for loaded or
+installed drivers. The user must enter a device name, or the
+application can try the conventional device names.</para>
+
+      <para>Under the device filesystem (devfs) the minor number
+options are ignored. V4L2 drivers (or by proxy the "videodev" module)
+automatically create the required device files in the
+<filename>/dev/v4l</filename> directory using the conventional device
+names above.</para>
+    </section>
+
+    <section id="related">
+      <title>Related Devices</title>
+
+      <para>Devices can support several related functions. For example
+video capturing, video overlay and VBI capturing are related because
+these functions share, amongst other, the same video input and tuner
+frequency. V4L and earlier versions of V4L2 used the same device name
+and minor number for video capturing and overlay, but different ones
+for VBI. Experience showed this approach has several problems<footnote>
+	  <para>Given a device file name one cannot reliable find
+related devices. For once names are arbitrary and in a system with
+multiple devices, where only some support VBI capturing, a
+<filename>/dev/video2</filename> is not necessarily related to
+<filename>/dev/vbi2</filename>. The V4L
+<constant>VIDIOCGUNIT</constant> ioctl would require a search for a
+device file with a particular major and minor number.</para>
+	</footnote>, and to make things worse the V4L videodev module
+used to prohibit multiple opens of a device.</para>
+
+      <para>As a remedy the present version of the V4L2 API relaxed the
+concept of device types with specific names and minor numbers. For
+compatibility with old applications drivers must still register different
+minor numbers to assign a default function to the device. But if related
+functions are supported by the driver they must be available under all
+registered minor numbers. The desired function can be selected after
+opening the device as described in <xref linkend="devices" />.</para>
+
+      <para>Imagine a driver supporting video capturing, video
+overlay, raw VBI capturing, and FM radio reception. It registers three
+devices with minor number 0, 64 and 224 (this numbering scheme is
+inherited from the V4L API). Regardless if
+<filename>/dev/video</filename> (81, 0) or
+<filename>/dev/vbi</filename> (81, 224) is opened the application can
+select any one of the video capturing, overlay or VBI capturing
+functions. Without programming (e.&nbsp;g. reading from the device
+with <application>dd</application> or <application>cat</application>)
+<filename>/dev/video</filename> captures video images, while
+<filename>/dev/vbi</filename> captures raw VBI data.
+<filename>/dev/radio</filename> (81, 64) is invariable a radio device,
+unrelated to the video functions. Being unrelated does not imply the
+devices can be used at the same time, however. The &func-open;
+function may very well return an &EBUSY;.</para>
+
+      <para>Besides video input or output the hardware may also
+support audio sampling or playback. If so, these functions are
+implemented as OSS or ALSA PCM devices and eventually OSS or ALSA
+audio mixer. The V4L2 API makes no provisions yet to find these
+related devices. If you have an idea please write to the linux-media
+mailing list: &v4l-ml;.</para>
+    </section>
+
+    <section>
+      <title>Multiple Opens</title>
+
+      <para>In general, V4L2 devices can be opened more than once.
+When this is supported by the driver, users can for example start a
+"panel" application to change controls like brightness or audio
+volume, while another application captures video and audio. In other words, panel
+applications are comparable to an OSS or ALSA audio mixer application.
+When a device supports multiple functions like capturing and overlay
+<emphasis>simultaneously</emphasis>, multiple opens allow concurrent
+use of the device by forked processes or specialized applications.</para>
+
+      <para>Multiple opens are optional, although drivers should
+permit at least concurrent accesses without data exchange, &ie; panel
+applications. This implies &func-open; can return an &EBUSY; when the
+device is already in use, as well as &func-ioctl; functions initiating
+data exchange (namely the &VIDIOC-S-FMT; ioctl), and the &func-read;
+and &func-write; functions.</para>
+
+      <para>Mere opening a V4L2 device does not grant exclusive
+access.<footnote>
+	  <para>Drivers could recognize the
+<constant>O_EXCL</constant> open flag. Presently this is not required,
+so applications cannot know if it really works.</para>
+	</footnote> Initiating data exchange however assigns the right
+to read or write the requested type of data, and to change related
+properties, to this file descriptor. Applications can request
+additional access privileges using the priority mechanism described in
+<xref linkend="app-pri" />.</para>
+    </section>
+
+    <section>
+      <title>Shared Data Streams</title>
+
+      <para>V4L2 drivers should not support multiple applications
+reading or writing the same data stream on a device by copying
+buffers, time multiplexing or similar means. This is better handled by
+a proxy application in user space. When the driver supports stream
+sharing anyway it must be implemented transparently. The V4L2 API does
+not specify how conflicts are solved. <!-- For example O_EXCL when the
+application does not want to be preempted, PROT_READ mmapped buffers
+which can be mapped twice, what happens when image formats do not
+match etc.--></para>
+    </section>
+
+    <section>
+      <title>Functions</title>
+
+    <para>To open and close V4L2 devices applications use the
+&func-open; and &func-close; function, respectively. Devices are
+programmed using the &func-ioctl; function as explained in the
+following sections.</para>
+    </section>
+  </section>
+
+  <section id="querycap">
+    <title>Querying Capabilities</title>
+
+    <para>Because V4L2 covers a wide variety of devices not all
+aspects of the API are equally applicable to all types of devices.
+Furthermore devices of the same type have different capabilities and
+this specification permits the omission of a few complicated and less
+important parts of the API.</para>
+
+    <para>The &VIDIOC-QUERYCAP; ioctl is available to check if the kernel
+device is compatible with this specification, and to query the <link
+linkend="devices">functions</link> and <link linkend="io">I/O
+methods</link> supported by the device. Other features can be queried
+by calling the respective ioctl, for example &VIDIOC-ENUMINPUT;
+to learn about the number, types and names of video connectors on the
+device. Although abstraction is a major objective of this API, the
+ioctl also allows driver specific applications to reliable identify
+the driver.</para>
+
+    <para>All V4L2 drivers must support
+<constant>VIDIOC_QUERYCAP</constant>. Applications should always call
+this ioctl after opening the device.</para>
+  </section>
+
+  <section id="app-pri">
+    <title>Application Priority</title>
+
+    <para>When multiple applications share a device it may be
+desirable to assign them different priorities. Contrary to the
+traditional "rm -rf /" school of thought a video recording application
+could for example block other applications from changing video
+controls or switching the current TV channel. Another objective is to
+permit low priority applications working in background, which can be
+preempted by user controlled applications and automatically regain
+control of the device at a later time.</para>
+
+    <para>Since these features cannot be implemented entirely in user
+space V4L2 defines the &VIDIOC-G-PRIORITY; and &VIDIOC-S-PRIORITY;
+ioctls to request and query the access priority associate with a file
+descriptor. Opening a device assigns a medium priority, compatible
+with earlier versions of V4L2 and drivers not supporting these ioctls.
+Applications requiring a different priority will usually call
+<constant>VIDIOC_S_PRIORITY</constant> after verifying the device with
+the &VIDIOC-QUERYCAP; ioctl.</para>
+
+    <para>Ioctls changing driver properties, such as &VIDIOC-S-INPUT;,
+return an &EBUSY; after another application obtained higher priority.
+An event mechanism to notify applications about asynchronous property
+changes has been proposed but not added yet.</para>
+  </section>
+
+  <section id="video">
+    <title>Video Inputs and Outputs</title>
+
+    <para>Video inputs and outputs are physical connectors of a
+device. These can be for example RF connectors (antenna/cable), CVBS
+a.k.a. Composite Video, S-Video or RGB connectors. Only video and VBI
+capture devices have inputs, output devices have outputs, at least one
+each. Radio devices have no video inputs or outputs.</para>
+
+    <para>To learn about the number and attributes of the
+available inputs and outputs applications can enumerate them with the
+&VIDIOC-ENUMINPUT; and &VIDIOC-ENUMOUTPUT; ioctl, respectively. The
+&v4l2-input; returned by the <constant>VIDIOC_ENUMINPUT</constant>
+ioctl also contains signal status information applicable when the
+current video input is queried.</para>
+
+    <para>The &VIDIOC-G-INPUT; and &VIDIOC-G-OUTPUT; ioctl return the
+index of the current video input or output. To select a different
+input or output applications call the &VIDIOC-S-INPUT; and
+&VIDIOC-S-OUTPUT; ioctl. Drivers must implement all the input ioctls
+when the device has one or more inputs, all the output ioctls when the
+device has one or more outputs.</para>
+
+    <!--
+    <figure id=io-tree>
+      <title>Input and output enumeration is the root of most device properties.</title>
+      <mediaobject>
+	<imageobject>
+	  <imagedata fileref="links.pdf" format="ps" />
+	</imageobject>
+	<imageobject>
+	  <imagedata fileref="links.gif" format="gif" />
+	</imageobject>
+	<textobject>
+	  <phrase>Links between various device property structures.</phrase>
+	</textobject>
+      </mediaobject>
+    </figure>
+    -->
+
+    <example>
+      <title>Information about the current video input</title>
+
+      <programlisting>
+&v4l2-input; input;
+int index;
+
+if (-1 == ioctl (fd, &VIDIOC-G-INPUT;, &amp;index)) {
+	perror ("VIDIOC_G_INPUT");
+	exit (EXIT_FAILURE);
+}
+
+memset (&amp;input, 0, sizeof (input));
+input.index = index;
+
+if (-1 == ioctl (fd, &VIDIOC-ENUMINPUT;, &amp;input)) {
+	perror ("VIDIOC_ENUMINPUT");
+	exit (EXIT_FAILURE);
+}
+
+printf ("Current input: %s\n", input.name);
+      </programlisting>
+    </example>
+
+    <example>
+      <title>Switching to the first video input</title>
+
+      <programlisting>
+int index;
+
+index = 0;
+
+if (-1 == ioctl (fd, &VIDIOC-S-INPUT;, &amp;index)) {
+	perror ("VIDIOC_S_INPUT");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+  </section>
+
+  <section id="audio">
+    <title>Audio Inputs and Outputs</title>
+
+    <para>Audio inputs and outputs are physical connectors of a
+device. Video capture devices have inputs, output devices have
+outputs, zero or more each. Radio devices have no audio inputs or
+outputs. They have exactly one tuner which in fact
+<emphasis>is</emphasis> an audio source, but this API associates
+tuners with video inputs or outputs only, and radio devices have
+none of these.<footnote>
+	<para>Actually &v4l2-audio; ought to have a
+<structfield>tuner</structfield> field like &v4l2-input;, not only
+making the API more consistent but also permitting radio devices with
+multiple tuners.</para>
+      </footnote> A connector on a TV card to loop back the received
+audio signal to a sound card is not considered an audio output.</para>
+
+    <para>Audio and video inputs and outputs are associated. Selecting
+a video source also selects an audio source. This is most evident when
+the video and audio source is a tuner. Further audio connectors can
+combine with more than one video input or output. Assumed two
+composite video inputs and two audio inputs exist, there may be up to
+four valid combinations. The relation of video and audio connectors
+is defined in the <structfield>audioset</structfield> field of the
+respective &v4l2-input; or &v4l2-output;, where each bit represents
+the index number, starting at zero, of one audio input or output.</para>
+
+    <para>To learn about the number and attributes of the
+available inputs and outputs applications can enumerate them with the
+&VIDIOC-ENUMAUDIO; and &VIDIOC-ENUMAUDOUT; ioctl, respectively. The
+&v4l2-audio; returned by the <constant>VIDIOC_ENUMAUDIO</constant> ioctl
+also contains signal status information applicable when the current
+audio input is queried.</para>
+
+    <para>The &VIDIOC-G-AUDIO; and &VIDIOC-G-AUDOUT; ioctl report
+the current audio input and output, respectively. Note that, unlike
+&VIDIOC-G-INPUT; and &VIDIOC-G-OUTPUT; these ioctls return a structure
+as <constant>VIDIOC_ENUMAUDIO</constant> and
+<constant>VIDIOC_ENUMAUDOUT</constant> do, not just an index.</para>
+
+    <para>To select an audio input and change its properties
+applications call the &VIDIOC-S-AUDIO; ioctl. To select an audio
+output (which presently has no changeable properties) applications
+call the &VIDIOC-S-AUDOUT; ioctl.</para>
+
+    <para>Drivers must implement all input ioctls when the device
+has one or more inputs, all output ioctls when the device has one
+or more outputs. When the device has any audio inputs or outputs the
+driver must set the <constant>V4L2_CAP_AUDIO</constant> flag in the
+&v4l2-capability; returned by the &VIDIOC-QUERYCAP; ioctl.</para>
+
+    <example>
+      <title>Information about the current audio input</title>
+
+      <programlisting>
+&v4l2-audio; audio;
+
+memset (&amp;audio, 0, sizeof (audio));
+
+if (-1 == ioctl (fd, &VIDIOC-G-AUDIO;, &amp;audio)) {
+	perror ("VIDIOC_G_AUDIO");
+	exit (EXIT_FAILURE);
+}
+
+printf ("Current input: %s\n", audio.name);
+      </programlisting>
+    </example>
+
+    <example>
+      <title>Switching to the first audio input</title>
+
+      <programlisting>
+&v4l2-audio; audio;
+
+memset (&amp;audio, 0, sizeof (audio)); /* clear audio.mode, audio.reserved */
+
+audio.index = 0;
+
+if (-1 == ioctl (fd, &VIDIOC-S-AUDIO;, &amp;audio)) {
+	perror ("VIDIOC_S_AUDIO");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+  </section>
+
+  <section id="tuner">
+    <title>Tuners and Modulators</title>
+
+    <section>
+      <title>Tuners</title>
+
+      <para>Video input devices can have one or more tuners
+demodulating a RF signal. Each tuner is associated with one or more
+video inputs, depending on the number of RF connectors on the tuner.
+The <structfield>type</structfield> field of the respective
+&v4l2-input; returned by the &VIDIOC-ENUMINPUT; ioctl is set to
+<constant>V4L2_INPUT_TYPE_TUNER</constant> and its
+<structfield>tuner</structfield> field contains the index number of
+the tuner.</para>
+
+      <para>Radio devices have exactly one tuner with index zero, no
+video inputs.</para>
+
+      <para>To query and change tuner properties applications use the
+&VIDIOC-G-TUNER; and &VIDIOC-S-TUNER; ioctl, respectively. The
+&v4l2-tuner; returned by <constant>VIDIOC_G_TUNER</constant> also
+contains signal status information applicable when the tuner of the
+current video input, or a radio tuner is queried. Note that
+<constant>VIDIOC_S_TUNER</constant> does not switch the current tuner,
+when there is more than one at all. The tuner is solely determined by
+the current video input. Drivers must support both ioctls and set the
+<constant>V4L2_CAP_TUNER</constant> flag in the &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl when the device has one or
+more tuners.</para>
+    </section>
+
+    <section>
+      <title>Modulators</title>
+
+      <para>Video output devices can have one or more modulators, uh,
+modulating a video signal for radiation or connection to the antenna
+input of a TV set or video recorder. Each modulator is associated with
+one or more video outputs, depending on the number of RF connectors on
+the modulator. The <structfield>type</structfield> field of the
+respective &v4l2-output; returned by the &VIDIOC-ENUMOUTPUT; ioctl is
+set to <constant>V4L2_OUTPUT_TYPE_MODULATOR</constant> and its
+<structfield>modulator</structfield> field contains the index number
+of the modulator. This specification does not define radio output
+devices.</para>
+
+      <para>To query and change modulator properties applications use
+the &VIDIOC-G-MODULATOR; and &VIDIOC-S-MODULATOR; ioctl. Note that
+<constant>VIDIOC_S_MODULATOR</constant> does not switch the current
+modulator, when there is more than one at all. The modulator is solely
+determined by the current video output. Drivers must support both
+ioctls and set the <constant>V4L2_CAP_MODULATOR</constant> flag in
+the &v4l2-capability; returned by the &VIDIOC-QUERYCAP; ioctl when the
+device has one or more modulators.</para>
+    </section>
+
+    <section>
+      <title>Radio Frequency</title>
+
+      <para>To get and set the tuner or modulator radio frequency
+applications use the &VIDIOC-G-FREQUENCY; and &VIDIOC-S-FREQUENCY;
+ioctl which both take a pointer to a &v4l2-frequency;. These ioctls
+are used for TV and radio devices alike. Drivers must support both
+ioctls when the tuner or modulator ioctls are supported, or
+when the device is a radio device.</para>
+    </section>
+  </section>
+
+  <section id="standard">
+    <title>Video Standards</title>
+
+    <para>Video devices typically support one or more different video
+standards or variations of standards. Each video input and output may
+support another set of standards. This set is reported by the
+<structfield>std</structfield> field of &v4l2-input; and
+&v4l2-output; returned by the &VIDIOC-ENUMINPUT; and
+&VIDIOC-ENUMOUTPUT; ioctl, respectively.</para>
+
+    <para>V4L2 defines one bit for each analog video standard
+currently in use worldwide, and sets aside bits for driver defined
+standards, &eg; hybrid standards to watch NTSC video tapes on PAL TVs
+and vice versa. Applications can use the predefined bits to select a
+particular standard, although presenting the user a menu of supported
+standards is preferred. To enumerate and query the attributes of the
+supported standards applications use the &VIDIOC-ENUMSTD; ioctl.</para>
+
+    <para>Many of the defined standards are actually just variations
+of a few major standards. The hardware may in fact not distinguish
+between them, or do so internal and switch automatically. Therefore
+enumerated standards also contain sets of one or more standard
+bits.</para>
+
+    <para>Assume a hypothetic tuner capable of demodulating B/PAL,
+G/PAL and I/PAL signals. The first enumerated standard is a set of B
+and G/PAL, switched automatically depending on the selected radio
+frequency in UHF or VHF band. Enumeration gives a "PAL-B/G" or "PAL-I"
+choice. Similar a Composite input may collapse standards, enumerating
+"PAL-B/G/H/I", "NTSC-M" and "SECAM-D/K".<footnote>
+	<para>Some users are already confused by technical terms PAL,
+NTSC and SECAM. There is no point asking them to distinguish between
+B, G, D, or K when the software or hardware can do that
+automatically.</para>
+    </footnote></para>
+
+    <para>To query and select the standard used by the current video
+input or output applications call the &VIDIOC-G-STD; and
+&VIDIOC-S-STD; ioctl, respectively. The <emphasis>received</emphasis>
+standard can be sensed with the &VIDIOC-QUERYSTD; ioctl. Note parameter of all these ioctls is a pointer to a &v4l2-std-id; type (a standard set), <emphasis>not</emphasis> an index into the standard enumeration.<footnote>
+	<para>An alternative to the current scheme is to use pointers
+to indices as arguments of <constant>VIDIOC_G_STD</constant> and
+<constant>VIDIOC_S_STD</constant>, the &v4l2-input; and
+&v4l2-output; <structfield>std</structfield> field would be a set of
+indices like <structfield>audioset</structfield>.</para>
+	<para>Indices are consistent with the rest of the API
+and identify the standard unambiguously. In the present scheme of
+things an enumerated standard is looked up by &v4l2-std-id;. Now the
+standards supported by the inputs of a device can overlap. Just
+assume the tuner and composite input in the example above both
+exist on a device. An enumeration of "PAL-B/G", "PAL-H/I" suggests
+a choice which does not exist. We cannot merge or omit sets, because
+applications would be unable to find the standards reported by
+<constant>VIDIOC_G_STD</constant>. That leaves separate enumerations
+for each input. Also selecting a standard by &v4l2-std-id; can be
+ambiguous. Advantage of this method is that applications need not
+identify the standard indirectly, after enumerating.</para><para>So in
+summary, the lookup itself is unavoidable. The difference is only
+whether the lookup is necessary to find an enumerated standard or to
+switch to a standard by &v4l2-std-id;.</para>
+      </footnote> Drivers must implement all video standard ioctls
+when the device has one or more video inputs or outputs.</para>
+
+    <para>Special rules apply to USB cameras where the notion of video
+standards makes little sense. More generally any capture device,
+output devices accordingly, which is <itemizedlist>
+	<listitem>
+	  <para>incapable of capturing fields or frames at the nominal
+rate of the video standard, or</para>
+	</listitem>
+	<listitem>
+	  <para>where <link linkend="buffer">timestamps</link> refer
+to the instant the field or frame was received by the driver, not the
+capture time, or</para>
+	</listitem>
+	<listitem>
+	  <para>where <link linkend="buffer">sequence numbers</link>
+refer to the frames received by the driver, not the captured
+frames.</para>
+	</listitem>
+      </itemizedlist> Here the driver shall set the
+<structfield>std</structfield> field of &v4l2-input; and &v4l2-output;
+to zero, the <constant>VIDIOC_G_STD</constant>,
+<constant>VIDIOC_S_STD</constant>,
+<constant>VIDIOC_QUERYSTD</constant> and
+<constant>VIDIOC_ENUMSTD</constant> ioctls shall return the
+&EINVAL;.<footnote>
+	<para>See <xref linkend="buffer" /> for a rationale. Probably
+even USB cameras follow some well known video standard. It might have
+been better to explicitly indicate elsewhere if a device cannot live
+up to normal expectations, instead of this exception.</para>
+	    </footnote></para>
+
+    <example>
+      <title>Information about the current video standard</title>
+
+      <programlisting>
+&v4l2-std-id; std_id;
+&v4l2-standard; standard;
+
+if (-1 == ioctl (fd, &VIDIOC-G-STD;, &amp;std_id)) {
+	/* Note when VIDIOC_ENUMSTD always returns EINVAL this
+	   is no video device or it falls under the USB exception,
+	   and VIDIOC_G_STD returning EINVAL is no error. */
+
+	perror ("VIDIOC_G_STD");
+	exit (EXIT_FAILURE);
+}
+
+memset (&amp;standard, 0, sizeof (standard));
+standard.index = 0;
+
+while (0 == ioctl (fd, &VIDIOC-ENUMSTD;, &amp;standard)) {
+	if (standard.id &amp; std_id) {
+	       printf ("Current video standard: %s\n", standard.name);
+	       exit (EXIT_SUCCESS);
+	}
+
+	standard.index++;
+}
+
+/* EINVAL indicates the end of the enumeration, which cannot be
+   empty unless this device falls under the USB exception. */
+
+if (errno == EINVAL || standard.index == 0) {
+	perror ("VIDIOC_ENUMSTD");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+
+    <example>
+      <title>Listing the video standards supported by the current
+input</title>
+
+      <programlisting>
+&v4l2-input; input;
+&v4l2-standard; standard;
+
+memset (&amp;input, 0, sizeof (input));
+
+if (-1 == ioctl (fd, &VIDIOC-G-INPUT;, &amp;input.index)) {
+	perror ("VIDIOC_G_INPUT");
+	exit (EXIT_FAILURE);
+}
+
+if (-1 == ioctl (fd, &VIDIOC-ENUMINPUT;, &amp;input)) {
+	perror ("VIDIOC_ENUM_INPUT");
+	exit (EXIT_FAILURE);
+}
+
+printf ("Current input %s supports:\n", input.name);
+
+memset (&amp;standard, 0, sizeof (standard));
+standard.index = 0;
+
+while (0 == ioctl (fd, &VIDIOC-ENUMSTD;, &amp;standard)) {
+	if (standard.id &amp; input.std)
+		printf ("%s\n", standard.name);
+
+	standard.index++;
+}
+
+/* EINVAL indicates the end of the enumeration, which cannot be
+   empty unless this device falls under the USB exception. */
+
+if (errno != EINVAL || standard.index == 0) {
+	perror ("VIDIOC_ENUMSTD");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+
+    <example>
+      <title>Selecting a new video standard</title>
+
+      <programlisting>
+&v4l2-input; input;
+&v4l2-std-id; std_id;
+
+memset (&amp;input, 0, sizeof (input));
+
+if (-1 == ioctl (fd, &VIDIOC-G-INPUT;, &amp;input.index)) {
+	perror ("VIDIOC_G_INPUT");
+	exit (EXIT_FAILURE);
+}
+
+if (-1 == ioctl (fd, &VIDIOC-ENUMINPUT;, &amp;input)) {
+	perror ("VIDIOC_ENUM_INPUT");
+	exit (EXIT_FAILURE);
+}
+
+if (0 == (input.std &amp; V4L2_STD_PAL_BG)) {
+	fprintf (stderr, "Oops. B/G PAL is not supported.\n");
+	exit (EXIT_FAILURE);
+}
+
+/* Note this is also supposed to work when only B
+   <emphasis>or</emphasis> G/PAL is supported. */
+
+std_id = V4L2_STD_PAL_BG;
+
+if (-1 == ioctl (fd, &VIDIOC-S-STD;, &amp;std_id)) {
+	perror ("VIDIOC_S_STD");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+  </section>
+
+  &sub-controls;
+
+  <section id="format">
+    <title>Data Formats</title>
+
+    <section>
+      <title>Data Format Negotiation</title>
+
+      <para>Different devices exchange different kinds of data with
+applications, for example video images, raw or sliced VBI data, RDS
+datagrams. Even within one kind many different formats are possible,
+in particular an abundance of image formats. Although drivers must
+provide a default and the selection persists across closing and
+reopening a device, applications should always negotiate a data format
+before engaging in data exchange. Negotiation means the application
+asks for a particular format and the driver selects and reports the
+best the hardware can do to satisfy the request. Of course
+applications can also just query the current selection.</para>
+
+      <para>A single mechanism exists to negotiate all data formats
+using the aggregate &v4l2-format; and the &VIDIOC-G-FMT; and
+&VIDIOC-S-FMT; ioctls. Additionally the &VIDIOC-TRY-FMT; ioctl can be
+used to examine what the hardware <emphasis>could</emphasis> do,
+without actually selecting a new data format. The data formats
+supported by the V4L2 API are covered in the respective device section
+in <xref linkend="devices" />. For a closer look at image formats see
+<xref linkend="pixfmt" />.</para>
+
+      <para>The <constant>VIDIOC_S_FMT</constant> ioctl is a major
+turning-point in the initialization sequence. Prior to this point
+multiple panel applications can access the same device concurrently to
+select the current input, change controls or modify other properties.
+The first <constant>VIDIOC_S_FMT</constant> assigns a logical stream
+(video data, VBI data etc.) exclusively to one file descriptor.</para>
+
+      <para>Exclusive means no other application, more precisely no
+other file descriptor, can grab this stream or change device
+properties inconsistent with the negotiated parameters. A video
+standard change for example, when the new standard uses a different
+number of scan lines, can invalidate the selected image format.
+Therefore only the file descriptor owning the stream can make
+invalidating changes. Accordingly multiple file descriptors which
+grabbed different logical streams prevent each other from interfering
+with their settings. When for example video overlay is about to start
+or already in progress, simultaneous video capturing may be restricted
+to the same cropping and image size.</para>
+
+      <para>When applications omit the
+<constant>VIDIOC_S_FMT</constant> ioctl its locking side effects are
+implied by the next step, the selection of an I/O method with the
+&VIDIOC-REQBUFS; ioctl or implicit with the first &func-read; or
+&func-write; call.</para>
+
+      <para>Generally only one logical stream can be assigned to a
+file descriptor, the exception being drivers permitting simultaneous
+video capturing and overlay using the same file descriptor for
+compatibility with V4L and earlier versions of V4L2. Switching the
+logical stream or returning into "panel mode" is possible by closing
+and reopening the device. Drivers <emphasis>may</emphasis> support a
+switch using <constant>VIDIOC_S_FMT</constant>.</para>
+
+      <para>All drivers exchanging data with
+applications must support the <constant>VIDIOC_G_FMT</constant> and
+<constant>VIDIOC_S_FMT</constant> ioctl. Implementation of the
+<constant>VIDIOC_TRY_FMT</constant> is highly recommended but
+optional.</para>
+    </section>
+
+    <section>
+      <title>Image Format Enumeration</title>
+
+      <para>Apart of the generic format negotiation functions
+a special ioctl to enumerate all image formats supported by video
+capture, overlay or output devices is available.<footnote>
+	  <para>Enumerating formats an application has no a-priori
+knowledge of (otherwise it could explicitly ask for them and need not
+enumerate) seems useless, but there are applications serving as proxy
+between drivers and the actual video applications for which this is
+useful.</para>
+	</footnote></para>
+
+      <para>The &VIDIOC-ENUM-FMT; ioctl must be supported
+by all drivers exchanging image data with applications.</para>
+
+      <important>
+	<para>Drivers are not supposed to convert image formats in
+kernel space. They must enumerate only formats directly supported by
+the hardware. If necessary driver writers should publish an example
+conversion routine or library for integration into applications.</para>
+      </important>
+    </section>
+  </section>
+
+  <section id="crop">
+    <title>Image Cropping, Insertion and Scaling</title>
+
+    <para>Some video capture devices can sample a subsection of the
+picture and shrink or enlarge it to an image of arbitrary size. We
+call these abilities cropping and scaling. Some video output devices
+can scale an image up or down and insert it at an arbitrary scan line
+and horizontal offset into a video signal.</para>
+
+    <para>Applications can use the following API to select an area in
+the video signal, query the default area and the hardware limits.
+<emphasis>Despite their name, the &VIDIOC-CROPCAP;, &VIDIOC-G-CROP;
+and &VIDIOC-S-CROP; ioctls apply to input as well as output
+devices.</emphasis></para>
+
+    <para>Scaling requires a source and a target. On a video capture
+or overlay device the source is the video signal, and the cropping
+ioctls determine the area actually sampled. The target are images
+read by the application or overlaid onto the graphics screen. Their
+size (and position for an overlay) is negotiated with the
+&VIDIOC-G-FMT; and &VIDIOC-S-FMT; ioctls.</para>
+
+    <para>On a video output device the source are the images passed in
+by the application, and their size is again negotiated with the
+<constant>VIDIOC_G/S_FMT</constant> ioctls, or may be encoded in a
+compressed video stream. The target is the video signal, and the
+cropping ioctls determine the area where the images are
+inserted.</para>
+
+    <para>Source and target rectangles are defined even if the device
+does not support scaling or the <constant>VIDIOC_G/S_CROP</constant>
+ioctls. Their size (and position where applicable) will be fixed in
+this case. <emphasis>All capture and output device must support the
+<constant>VIDIOC_CROPCAP</constant> ioctl such that applications can
+determine if scaling takes place.</emphasis></para>
+
+    <section>
+      <title>Cropping Structures</title>
+
+      <figure id="crop-scale">
+	<title>Image Cropping, Insertion and Scaling</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="crop.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="crop.gif" format="GIF" />
+	  </imageobject>
+	  <textobject>
+	    <phrase>The cropping, insertion and scaling process</phrase>
+	  </textobject>
+	</mediaobject>
+      </figure>
+
+      <para>For capture devices the coordinates of the top left
+corner, width and height of the area which can be sampled is given by
+the <structfield>bounds</structfield> substructure of the
+&v4l2-cropcap; returned by the <constant>VIDIOC_CROPCAP</constant>
+ioctl. To support a wide range of hardware this specification does not
+define an origin or units. However by convention drivers should
+horizontally count unscaled samples relative to 0H (the leading edge
+of the horizontal sync pulse, see <xref linkend="vbi-hsync" />).
+Vertically ITU-R line
+numbers of the first field (<xref linkend="vbi-525" />, <xref
+linkend="vbi-625" />), multiplied by two if the driver can capture both
+fields.</para>
+
+      <para>The top left corner, width and height of the source
+rectangle, that is the area actually sampled, is given by &v4l2-crop;
+using the same coordinate system as &v4l2-cropcap;. Applications can
+use the <constant>VIDIOC_G_CROP</constant> and
+<constant>VIDIOC_S_CROP</constant> ioctls to get and set this
+rectangle. It must lie completely within the capture boundaries and
+the driver may further adjust the requested size and/or position
+according to hardware limitations.</para>
+
+      <para>Each capture device has a default source rectangle, given
+by the <structfield>defrect</structfield> substructure of
+&v4l2-cropcap;. The center of this rectangle shall align with the
+center of the active picture area of the video signal, and cover what
+the driver writer considers the complete picture. Drivers shall reset
+the source rectangle to the default when the driver is first loaded,
+but not later.</para>
+
+      <para>For output devices these structures and ioctls are used
+accordingly, defining the <emphasis>target</emphasis> rectangle where
+the images will be inserted into the video signal.</para>
+
+    </section>
+
+    <section>
+      <title>Scaling Adjustments</title>
+
+      <para>Video hardware can have various cropping, insertion and
+scaling limitations. It may only scale up or down, support only
+discrete scaling factors, or have different scaling abilities in
+horizontal and vertical direction. Also it may not support scaling at
+all. At the same time the &v4l2-crop; rectangle may have to be
+aligned, and both the source and target rectangles may have arbitrary
+upper and lower size limits. In particular the maximum
+<structfield>width</structfield> and <structfield>height</structfield>
+in &v4l2-crop; may be smaller than the
+&v4l2-cropcap;.<structfield>bounds</structfield> area. Therefore, as
+usual, drivers are expected to adjust the requested parameters and
+return the actual values selected.</para>
+
+      <para>Applications can change the source or the target rectangle
+first, as they may prefer a particular image size or a certain area in
+the video signal. If the driver has to adjust both to satisfy hardware
+limitations, the last requested rectangle shall take priority, and the
+driver should preferably adjust the opposite one. The &VIDIOC-TRY-FMT;
+ioctl however shall not change the driver state and therefore only
+adjust the requested rectangle.</para>
+
+      <para>Suppose scaling on a video capture device is restricted to
+a factor 1:1 or 2:1 in either direction and the target image size must
+be a multiple of 16&nbsp;&times;&nbsp;16 pixels. The source cropping
+rectangle is set to defaults, which are also the upper limit in this
+example, of 640&nbsp;&times;&nbsp;400 pixels at offset 0,&nbsp;0. An
+application requests an image size of 300&nbsp;&times;&nbsp;225
+pixels, assuming video will be scaled down from the "full picture"
+accordingly. The driver sets the image size to the closest possible
+values 304&nbsp;&times;&nbsp;224, then chooses the cropping rectangle
+closest to the requested size, that is 608&nbsp;&times;&nbsp;224
+(224&nbsp;&times;&nbsp;2:1 would exceed the limit 400). The offset
+0,&nbsp;0 is still valid, thus unmodified. Given the default cropping
+rectangle reported by <constant>VIDIOC_CROPCAP</constant> the
+application can easily propose another offset to center the cropping
+rectangle.</para>
+
+      <para>Now the application may insist on covering an area using a
+picture aspect ratio closer to the original request, so it asks for a
+cropping rectangle of 608&nbsp;&times;&nbsp;456 pixels. The present
+scaling factors limit cropping to 640&nbsp;&times;&nbsp;384, so the
+driver returns the cropping size 608&nbsp;&times;&nbsp;384 and adjusts
+the image size to closest possible 304&nbsp;&times;&nbsp;192.</para>
+
+    </section>
+
+    <section>
+      <title>Examples</title>
+
+      <para>Source and target rectangles shall remain unchanged across
+closing and reopening a device, such that piping data into or out of a
+device will work without special preparations. More advanced
+applications should ensure the parameters are suitable before starting
+I/O.</para>
+
+      <example>
+	<title>Resetting the cropping parameters</title>
+
+	<para>(A video capture device is assumed; change
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant> for other
+devices.)</para>
+
+	<programlisting>
+&v4l2-cropcap; cropcap;
+&v4l2-crop; crop;
+
+memset (&amp;cropcap, 0, sizeof (cropcap));
+cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+if (-1 == ioctl (fd, &VIDIOC-CROPCAP;, &amp;cropcap)) {
+	perror ("VIDIOC_CROPCAP");
+	exit (EXIT_FAILURE);
+}
+
+memset (&amp;crop, 0, sizeof (crop));
+crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+crop.c = cropcap.defrect;
+
+/* Ignore if cropping is not supported (EINVAL). */
+
+if (-1 == ioctl (fd, &VIDIOC-S-CROP;, &amp;crop)
+    &amp;&amp; errno != EINVAL) {
+	perror ("VIDIOC_S_CROP");
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+      </example>
+
+      <example>
+	<title>Simple downscaling</title>
+
+	<para>(A video capture device is assumed.)</para>
+
+	<programlisting>
+&v4l2-cropcap; cropcap;
+&v4l2-format; format;
+
+reset_cropping_parameters ();
+
+/* Scale down to 1/4 size of full picture. */
+
+memset (&amp;format, 0, sizeof (format)); /* defaults */
+
+format.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+format.fmt.pix.width = cropcap.defrect.width &gt;&gt; 1;
+format.fmt.pix.height = cropcap.defrect.height &gt;&gt; 1;
+format.fmt.pix.pixelformat = V4L2_PIX_FMT_YUYV;
+
+if (-1 == ioctl (fd, &VIDIOC-S-FMT;, &amp;format)) {
+	perror ("VIDIOC_S_FORMAT");
+	exit (EXIT_FAILURE);
+}
+
+/* We could check the actual image size now, the actual scaling factor
+   or if the driver can scale at all. */
+	</programlisting>
+      </example>
+
+      <example>
+	<title>Selecting an output area</title>
+
+	<programlisting>
+&v4l2-cropcap; cropcap;
+&v4l2-crop; crop;
+
+memset (&amp;cropcap, 0, sizeof (cropcap));
+cropcap.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+
+if (-1 == ioctl (fd, VIDIOC_CROPCAP;, &amp;cropcap)) {
+	perror ("VIDIOC_CROPCAP");
+	exit (EXIT_FAILURE);
+}
+
+memset (&amp;crop, 0, sizeof (crop));
+
+crop.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+crop.c = cropcap.defrect;
+
+/* Scale the width and height to 50 % of their original size
+   and center the output. */
+
+crop.c.width /= 2;
+crop.c.height /= 2;
+crop.c.left += crop.c.width / 2;
+crop.c.top += crop.c.height / 2;
+
+/* Ignore if cropping is not supported (EINVAL). */
+
+if (-1 == ioctl (fd, VIDIOC_S_CROP, &amp;crop)
+    &amp;&amp; errno != EINVAL) {
+	perror ("VIDIOC_S_CROP");
+	exit (EXIT_FAILURE);
+}
+</programlisting>
+      </example>
+
+      <example>
+	<title>Current scaling factor and pixel aspect</title>
+
+	<para>(A video capture device is assumed.)</para>
+
+	<programlisting>
+&v4l2-cropcap; cropcap;
+&v4l2-crop; crop;
+&v4l2-format; format;
+double hscale, vscale;
+double aspect;
+int dwidth, dheight;
+
+memset (&amp;cropcap, 0, sizeof (cropcap));
+cropcap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+if (-1 == ioctl (fd, &VIDIOC-CROPCAP;, &amp;cropcap)) {
+	perror ("VIDIOC_CROPCAP");
+	exit (EXIT_FAILURE);
+}
+
+memset (&amp;crop, 0, sizeof (crop));
+crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+if (-1 == ioctl (fd, &VIDIOC-G-CROP;, &amp;crop)) {
+	if (errno != EINVAL) {
+		perror ("VIDIOC_G_CROP");
+		exit (EXIT_FAILURE);
+	}
+
+	/* Cropping not supported. */
+	crop.c = cropcap.defrect;
+}
+
+memset (&amp;format, 0, sizeof (format));
+format.fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+if (-1 == ioctl (fd, &VIDIOC-G-FMT;, &amp;format)) {
+	perror ("VIDIOC_G_FMT");
+	exit (EXIT_FAILURE);
+}
+
+/* The scaling applied by the driver. */
+
+hscale = format.fmt.pix.width / (double) crop.c.width;
+vscale = format.fmt.pix.height / (double) crop.c.height;
+
+aspect = cropcap.pixelaspect.numerator /
+	 (double) cropcap.pixelaspect.denominator;
+aspect = aspect * hscale / vscale;
+
+/* Devices following ITU-R BT.601 do not capture
+   square pixels. For playback on a computer monitor
+   we should scale the images to this size. */
+
+dwidth = format.fmt.pix.width / aspect;
+dheight = format.fmt.pix.height;
+	</programlisting>
+      </example>
+    </section>
+  </section>
+
+  <section id="streaming-par">
+    <title>Streaming Parameters</title>
+
+    <para>Streaming parameters are intended to optimize the video
+capture process as well as I/O. Presently applications can request a
+high quality capture mode with the &VIDIOC-S-PARM; ioctl.</para>
+
+    <para>The current video standard determines a nominal number of
+frames per second. If less than this number of frames is to be
+captured or output, applications can request frame skipping or
+duplicating on the driver side. This is especially useful when using
+the &func-read; or &func-write;, which are not augmented by timestamps
+or sequence counters, and to avoid unneccessary data copying.</para>
+
+    <para>Finally these ioctls can be used to determine the number of
+buffers used internally by a driver in read/write mode. For
+implications see the section discussing the &func-read;
+function.</para>
+
+    <para>To get and set the streaming parameters applications call
+the &VIDIOC-G-PARM; and &VIDIOC-S-PARM; ioctl, respectively. They take
+a pointer to a &v4l2-streamparm;, which contains a union holding
+separate parameters for input and output devices.</para>
+
+    <para>These ioctls are optional, drivers need not implement
+them. If so, they return the &EINVAL;.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/compat.xml b/Documentation/DocBook/v4l/compat.xml
new file mode 100644
index 000000000000..4d1902a54d61
--- /dev/null
+++ b/Documentation/DocBook/v4l/compat.xml
@@ -0,0 +1,2457 @@
+  <title>Changes</title>
+
+  <para>The following chapters document the evolution of the V4L2 API,
+errata or extensions. They are also intended to help application and
+driver writers to port or update their code.</para>
+
+  <section id="diff-v4l">
+    <title>Differences between V4L and V4L2</title>
+
+    <para>The Video For Linux API was first introduced in Linux 2.1 to
+unify and replace various TV and radio device related interfaces,
+developed independently by driver writers in prior years. Starting
+with Linux 2.5 the much improved V4L2 API replaces the V4L API,
+although existing drivers will continue to support V4L applications in
+the future, either directly or through the V4L2 compatibility layer in
+the <filename>videodev</filename> kernel module translating ioctls on
+the fly. For a transition period not all drivers will support the V4L2
+API.</para>
+
+    <section>
+      <title>Opening and Closing Devices</title>
+
+      <para>For compatibility reasons the character device file names
+recommended for V4L2 video capture, overlay, radio, teletext and raw
+vbi capture devices did not change from those used by V4L. They are
+listed in <xref linkend="devices" /> and below in <xref
+	  linkend="v4l-dev" />.</para>
+
+      <para>The V4L <filename>videodev</filename> module automatically
+assigns minor numbers to drivers in load order, depending on the
+registered device type. We recommend that V4L2 drivers by default
+register devices with the same numbers, but the system administrator
+can assign arbitrary minor numbers using driver module options. The
+major device number remains 81.</para>
+
+      <table id="v4l-dev">
+	<title>V4L Device Types, Names and Numbers</title>
+	<tgroup cols="3">
+	  <thead>
+	    <row>
+	      <entry>Device Type</entry>
+	      <entry>File Name</entry>
+	      <entry>Minor Numbers</entry>
+	    </row>
+	  </thead>
+	  <tbody valign="top">
+	    <row>
+	      <entry>Video capture and overlay</entry>
+	      <entry><para><filename>/dev/video</filename> and
+<filename>/dev/bttv0</filename><footnote> <para>According to
+Documentation/devices.txt these should be symbolic links to
+<filename>/dev/video0</filename>. Note the original bttv interface is
+not compatible with V4L or V4L2.</para> </footnote>,
+<filename>/dev/video0</filename> to
+<filename>/dev/video63</filename></para></entry>
+	      <entry>0-63</entry>
+	    </row>
+	    <row>
+	      <entry>Radio receiver</entry>
+	      <entry><para><filename>/dev/radio</filename><footnote>
+		    <para>According to
+<filename>Documentation/devices.txt</filename> a symbolic link to
+<filename>/dev/radio0</filename>.</para>
+		  </footnote>, <filename>/dev/radio0</filename> to
+<filename>/dev/radio63</filename></para></entry>
+	      <entry>64-127</entry>
+	    </row>
+	    <row>
+	      <entry>Teletext decoder</entry>
+	      <entry><para><filename>/dev/vtx</filename>,
+<filename>/dev/vtx0</filename> to
+<filename>/dev/vtx31</filename></para></entry>
+	      <entry>192-223</entry>
+	    </row>
+	    <row>
+	      <entry>Raw VBI capture</entry>
+	      <entry><para><filename>/dev/vbi</filename>,
+<filename>/dev/vbi0</filename> to
+<filename>/dev/vbi31</filename></para></entry>
+	      <entry>224-255</entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+
+      <para>V4L prohibits (or used to prohibit) multiple opens of a
+device file. V4L2 drivers <emphasis>may</emphasis> support multiple
+opens, see <xref linkend="open" /> for details and consequences.</para>
+
+      <para>V4L drivers respond to V4L2 ioctls with an &EINVAL;. The
+compatibility layer in the V4L2 <filename>videodev</filename> module
+can translate V4L ioctl requests to their V4L2 counterpart, however a
+V4L2 driver usually needs more preparation to become fully V4L
+compatible. This is covered in more detail in <xref
+	  linkend="driver" />.</para>
+    </section>
+
+    <section>
+      <title>Querying Capabilities</title>
+
+      <para>The V4L <constant>VIDIOCGCAP</constant> ioctl is
+equivalent to V4L2's &VIDIOC-QUERYCAP;.</para>
+
+      <para>The <structfield>name</structfield> field in struct
+<structname>video_capability</structname> became
+<structfield>card</structfield> in &v4l2-capability;,
+<structfield>type</structfield> was replaced by
+<structfield>capabilities</structfield>. Note V4L2 does not
+distinguish between device types like this, better think of basic
+video input, video output and radio devices supporting a set of
+related functions like video capturing, video overlay and VBI
+capturing. See <xref linkend="open" /> for an
+introduction.<informaltable>
+	  <tgroup cols="3">
+	    <thead>
+	      <row>
+		<entry>struct
+<structname>video_capability</structname>
+<structfield>type</structfield></entry>
+		<entry>&v4l2-capability;
+<structfield>capabilities</structfield> flags</entry>
+		<entry>Purpose</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry><constant>VID_TYPE_CAPTURE</constant></entry>
+		<entry><constant>V4L2_CAP_VIDEO_CAPTURE</constant></entry>
+		<entry>The <link linkend="capture">video
+capture</link> interface is supported.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_TUNER</constant></entry>
+		<entry><constant>V4L2_CAP_TUNER</constant></entry>
+		<entry>The device has a <link linkend="tuner">tuner or
+modulator</link>.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_TELETEXT</constant></entry>
+		<entry><constant>V4L2_CAP_VBI_CAPTURE</constant></entry>
+		<entry>The <link linkend="raw-vbi">raw VBI
+capture</link> interface is supported.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_OVERLAY</constant></entry>
+		<entry><constant>V4L2_CAP_VIDEO_OVERLAY</constant></entry>
+		<entry>The <link linkend="overlay">video
+overlay</link> interface is supported.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_CHROMAKEY</constant></entry>
+		<entry><constant>V4L2_FBUF_CAP_CHROMAKEY</constant> in
+field <structfield>capability</structfield> of
+&v4l2-framebuffer;</entry>
+		<entry>Whether chromakey overlay is supported. For
+more information on overlay see
+<xref linkend="overlay" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_CLIPPING</constant></entry>
+		<entry><constant>V4L2_FBUF_CAP_LIST_CLIPPING</constant>
+and <constant>V4L2_FBUF_CAP_BITMAP_CLIPPING</constant> in field
+<structfield>capability</structfield> of &v4l2-framebuffer;</entry>
+		<entry>Whether clipping the overlaid image is
+supported, see <xref linkend="overlay" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_FRAMERAM</constant></entry>
+		<entry><constant>V4L2_FBUF_CAP_EXTERNOVERLAY</constant>
+<emphasis>not set</emphasis> in field
+<structfield>capability</structfield> of &v4l2-framebuffer;</entry>
+		<entry>Whether overlay overwrites frame buffer memory,
+see <xref linkend="overlay" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_SCALES</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>This flag indicates if the hardware can scale
+images. The V4L2 API implies the scale factor by setting the cropping
+dimensions and image size with the &VIDIOC-S-CROP; and &VIDIOC-S-FMT;
+ioctl, respectively. The driver returns the closest sizes possible.
+For more information on cropping and scaling see <xref
+		    linkend="crop" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_MONOCHROME</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>Applications can enumerate the supported image
+formats with the &VIDIOC-ENUM-FMT; ioctl to determine if the device
+supports grey scale capturing only. For more information on image
+formats see <xref linkend="pixfmt" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_SUBCAPTURE</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>Applications can call the &VIDIOC-G-CROP; ioctl
+to determine if the device supports capturing a subsection of the full
+picture ("cropping" in V4L2). If not, the ioctl returns the &EINVAL;.
+For more information on cropping and scaling see <xref
+		    linkend="crop" />.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_MPEG_DECODER</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>Applications can enumerate the supported image
+formats with the &VIDIOC-ENUM-FMT; ioctl to determine if the device
+supports MPEG streams.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_MPEG_ENCODER</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>See above.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_MJPEG_DECODER</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>See above.</entry>
+	      </row>
+	      <row>
+		<entry><constant>VID_TYPE_MJPEG_ENCODER</constant></entry>
+		<entry><constant>-</constant></entry>
+		<entry>See above.</entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable></para>
+
+      <para>The <structfield>audios</structfield> field was replaced
+by <structfield>capabilities</structfield> flag
+<constant>V4L2_CAP_AUDIO</constant>, indicating
+<emphasis>if</emphasis> the device has any audio inputs or outputs. To
+determine their number applications can enumerate audio inputs with
+the &VIDIOC-G-AUDIO; ioctl. The audio ioctls are described in <xref
+	  linkend="audio" />.</para>
+
+      <para>The <structfield>maxwidth</structfield>,
+<structfield>maxheight</structfield>,
+<structfield>minwidth</structfield> and
+<structfield>minheight</structfield> fields were removed. Calling the
+&VIDIOC-S-FMT; or &VIDIOC-TRY-FMT; ioctl with the desired dimensions
+returns the closest size possible, taking into account the current
+video standard, cropping and scaling limitations.</para>
+    </section>
+
+    <section>
+      <title>Video Sources</title>
+
+      <para>V4L provides the <constant>VIDIOCGCHAN</constant> and
+<constant>VIDIOCSCHAN</constant> ioctl using struct
+<structname>video_channel</structname> to enumerate
+the video inputs of a V4L device. The equivalent V4L2 ioctls
+are &VIDIOC-ENUMINPUT;, &VIDIOC-G-INPUT; and &VIDIOC-S-INPUT;
+using &v4l2-input; as discussed in <xref linkend="video" />.</para>
+
+      <para>The <structfield>channel</structfield> field counting
+inputs was renamed to <structfield>index</structfield>, the video
+input types were renamed as follows: <informaltable>
+	  <tgroup cols="2">
+	    <thead>
+	      <row>
+		<entry>struct <structname>video_channel</structname>
+<structfield>type</structfield></entry>
+		<entry>&v4l2-input;
+<structfield>type</structfield></entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry><constant>VIDEO_TYPE_TV</constant></entry>
+		<entry><constant>V4L2_INPUT_TYPE_TUNER</constant></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_TYPE_CAMERA</constant></entry>
+		<entry><constant>V4L2_INPUT_TYPE_CAMERA</constant></entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable></para>
+
+      <para>Unlike the <structfield>tuners</structfield> field
+expressing the number of tuners of this input, V4L2 assumes each video
+input is connected to at most one tuner. However a tuner can have more
+than one input, &ie; RF connectors, and a device can have multiple
+tuners. The index number of the tuner associated with the input, if
+any, is stored in field <structfield>tuner</structfield> of
+&v4l2-input;. Enumeration of tuners is discussed in <xref
+	  linkend="tuner" />.</para>
+
+      <para>The redundant <constant>VIDEO_VC_TUNER</constant> flag was
+dropped. Video inputs associated with a tuner are of type
+<constant>V4L2_INPUT_TYPE_TUNER</constant>. The
+<constant>VIDEO_VC_AUDIO</constant> flag was replaced by the
+<structfield>audioset</structfield> field. V4L2 considers devices with
+up to 32 audio inputs. Each set bit in the
+<structfield>audioset</structfield> field represents one audio input
+this video input combines with. For information about audio inputs and
+how to switch between them see <xref linkend="audio" />.</para>
+
+      <para>The <structfield>norm</structfield> field describing the
+supported video standards was replaced by
+<structfield>std</structfield>. The V4L specification mentions a flag
+<constant>VIDEO_VC_NORM</constant> indicating whether the standard can
+be changed. This flag was a later addition together with the
+<structfield>norm</structfield> field and has been removed in the
+meantime. V4L2 has a similar, albeit more comprehensive approach
+to video standards, see <xref linkend="standard" /> for more
+information.</para>
+    </section>
+
+    <section>
+      <title>Tuning</title>
+
+      <para>The V4L <constant>VIDIOCGTUNER</constant> and
+<constant>VIDIOCSTUNER</constant> ioctl and struct
+<structname>video_tuner</structname> can be used to enumerate the
+tuners of a V4L TV or radio device. The equivalent V4L2 ioctls are
+&VIDIOC-G-TUNER; and &VIDIOC-S-TUNER; using &v4l2-tuner;. Tuners are
+covered in <xref linkend="tuner" />.</para>
+
+      <para>The <structfield>tuner</structfield> field counting tuners
+was renamed to <structfield>index</structfield>. The fields
+<structfield>name</structfield>, <structfield>rangelow</structfield>
+and <structfield>rangehigh</structfield> remained unchanged.</para>
+
+      <para>The <constant>VIDEO_TUNER_PAL</constant>,
+<constant>VIDEO_TUNER_NTSC</constant> and
+<constant>VIDEO_TUNER_SECAM</constant> flags indicating the supported
+video standards were dropped. This information is now contained in the
+associated &v4l2-input;. No replacement exists for the
+<constant>VIDEO_TUNER_NORM</constant> flag indicating whether the
+video standard can be switched. The <structfield>mode</structfield>
+field to select a different video standard was replaced by a whole new
+set of ioctls and structures described in <xref linkend="standard" />.
+Due to its ubiquity it should be mentioned the BTTV driver supports
+several standards in addition to the regular
+<constant>VIDEO_MODE_PAL</constant> (0),
+<constant>VIDEO_MODE_NTSC</constant>,
+<constant>VIDEO_MODE_SECAM</constant> and
+<constant>VIDEO_MODE_AUTO</constant> (3). Namely N/PAL Argentina,
+M/PAL, N/PAL, and NTSC Japan with numbers 3-6 (sic).</para>
+
+      <para>The <constant>VIDEO_TUNER_STEREO_ON</constant> flag
+indicating stereo reception became
+<constant>V4L2_TUNER_SUB_STEREO</constant> in field
+<structfield>rxsubchans</structfield>. This field also permits the
+detection of monaural and bilingual audio, see the definition of
+&v4l2-tuner; for details. Presently no replacement exists for the
+<constant>VIDEO_TUNER_RDS_ON</constant> and
+<constant>VIDEO_TUNER_MBS_ON</constant> flags.</para>
+
+      <para> The <constant>VIDEO_TUNER_LOW</constant> flag was renamed
+to <constant>V4L2_TUNER_CAP_LOW</constant> in the &v4l2-tuner;
+<structfield>capability</structfield> field.</para>
+
+      <para>The <constant>VIDIOCGFREQ</constant> and
+<constant>VIDIOCSFREQ</constant> ioctl to change the tuner frequency
+where renamed to &VIDIOC-G-FREQUENCY; and  &VIDIOC-S-FREQUENCY;. They
+take a pointer to a &v4l2-frequency; instead of an unsigned long
+integer.</para>
+    </section>
+
+    <section id="v4l-image-properties">
+      <title>Image Properties</title>
+
+      <para>V4L2 has no equivalent of the
+<constant>VIDIOCGPICT</constant> and <constant>VIDIOCSPICT</constant>
+ioctl and struct <structname>video_picture</structname>. The following
+fields where replaced by V4L2 controls accessible with the
+&VIDIOC-QUERYCTRL;, &VIDIOC-G-CTRL; and &VIDIOC-S-CTRL; ioctls:<informaltable>
+	  <tgroup cols="2">
+	    <thead>
+	      <row>
+		<entry>struct <structname>video_picture</structname></entry>
+		<entry>V4L2 Control ID</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry><structfield>brightness</structfield></entry>
+		<entry><constant>V4L2_CID_BRIGHTNESS</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>hue</structfield></entry>
+		<entry><constant>V4L2_CID_HUE</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>colour</structfield></entry>
+		<entry><constant>V4L2_CID_SATURATION</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>contrast</structfield></entry>
+		<entry><constant>V4L2_CID_CONTRAST</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>whiteness</structfield></entry>
+		<entry><constant>V4L2_CID_WHITENESS</constant></entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable></para>
+
+      <para>The V4L picture controls are assumed to range from 0 to
+65535 with no particular reset value. The V4L2 API permits arbitrary
+limits and defaults which can be queried with the &VIDIOC-QUERYCTRL;
+ioctl. For general information about controls see <xref
+linkend="control" />.</para>
+
+      <para>The <structfield>depth</structfield> (average number of
+bits per pixel) of a video image is implied by the selected image
+format. V4L2 does not explicitely provide such information assuming
+applications recognizing the format are aware of the image depth and
+others need not know. The <structfield>palette</structfield> field
+moved into the &v4l2-pix-format;:<informaltable>
+	  <tgroup cols="2">
+	    <thead>
+	      <row>
+		<entry>struct <structname>video_picture</structname>
+<structfield>palette</structfield></entry>
+		<entry>&v4l2-pix-format;
+<structfield>pixfmt</structfield></entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry><constant>VIDEO_PALETTE_GREY</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-GREY"><constant>V4L2_PIX_FMT_GREY</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_HI240</constant></entry>
+		<entry><para><link
+linkend="pixfmt-reserved"><constant>V4L2_PIX_FMT_HI240</constant></link><footnote>
+		      <para>This is a custom format used by the BTTV
+driver, not one of the V4L2 standard formats.</para>
+		    </footnote></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_RGB565</constant></entry>
+		<entry><para><link
+linkend="pixfmt-rgb"><constant>V4L2_PIX_FMT_RGB565</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_RGB555</constant></entry>
+		<entry><para><link
+linkend="pixfmt-rgb"><constant>V4L2_PIX_FMT_RGB555</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_RGB24</constant></entry>
+		<entry><para><link
+linkend="pixfmt-rgb"><constant>V4L2_PIX_FMT_BGR24</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_RGB32</constant></entry>
+		<entry><para><link
+linkend="pixfmt-rgb"><constant>V4L2_PIX_FMT_BGR32</constant></link><footnote>
+		      <para>Presumably all V4L RGB formats are
+little-endian, although some drivers might interpret them according to machine endianess. V4L2 defines little-endian, big-endian and red/blue
+swapped variants. For details see <xref linkend="pixfmt-rgb" />.</para>
+		    </footnote></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV422</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YUYV"><constant>V4L2_PIX_FMT_YUYV</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><para><constant>VIDEO_PALETTE_YUYV</constant><footnote>
+		      <para><constant>VIDEO_PALETTE_YUV422</constant>
+and <constant>VIDEO_PALETTE_YUYV</constant> are the same formats. Some
+V4L drivers respond to one, some to the other.</para>
+		    </footnote></para></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YUYV"><constant>V4L2_PIX_FMT_YUYV</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_UYVY</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-UYVY"><constant>V4L2_PIX_FMT_UYVY</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV420</constant></entry>
+		<entry>None</entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV411</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-Y41P"><constant>V4L2_PIX_FMT_Y41P</constant></link><footnote>
+		      <para>Not to be confused with
+<constant>V4L2_PIX_FMT_YUV411P</constant>, which is a planar
+format.</para> </footnote></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_RAW</constant></entry>
+		<entry><para>None<footnote> <para>V4L explains this
+as: "RAW capture (BT848)"</para> </footnote></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV422P</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YUV422P"><constant>V4L2_PIX_FMT_YUV422P</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV411P</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YUV411P"><constant>V4L2_PIX_FMT_YUV411P</constant></link><footnote>
+		      <para>Not to be confused with
+<constant>V4L2_PIX_FMT_Y41P</constant>, which is a packed
+format.</para> </footnote></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV420P</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YVU420"><constant>V4L2_PIX_FMT_YVU420</constant></link></para></entry>
+	      </row>
+	      <row>
+		<entry><constant>VIDEO_PALETTE_YUV410P</constant></entry>
+		<entry><para><link
+linkend="V4L2-PIX-FMT-YVU410"><constant>V4L2_PIX_FMT_YVU410</constant></link></para></entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable></para>
+
+      <para>V4L2 image formats are defined in <xref
+linkend="pixfmt" />. The image format can be selected with the
+&VIDIOC-S-FMT; ioctl.</para>
+    </section>
+
+    <section>
+      <title>Audio</title>
+
+      <para>The <constant>VIDIOCGAUDIO</constant> and
+<constant>VIDIOCSAUDIO</constant> ioctl and struct
+<structname>video_audio</structname> are used to enumerate the
+audio inputs of a V4L device. The equivalent V4L2 ioctls are
+&VIDIOC-G-AUDIO; and &VIDIOC-S-AUDIO; using &v4l2-audio; as
+discussed in <xref linkend="audio" />.</para>
+
+      <para>The <structfield>audio</structfield> "channel number"
+field counting audio inputs was renamed to
+<structfield>index</structfield>.</para>
+
+      <para>On <constant>VIDIOCSAUDIO</constant> the
+<structfield>mode</structfield> field selects <emphasis>one</emphasis>
+of the <constant>VIDEO_SOUND_MONO</constant>,
+<constant>VIDEO_SOUND_STEREO</constant>,
+<constant>VIDEO_SOUND_LANG1</constant> or
+<constant>VIDEO_SOUND_LANG2</constant> audio demodulation modes. When
+the current audio standard is BTSC
+<constant>VIDEO_SOUND_LANG2</constant> refers to SAP and
+<constant>VIDEO_SOUND_LANG1</constant> is meaningless. Also
+undocumented in the V4L specification, there is no way to query the
+selected mode. On <constant>VIDIOCGAUDIO</constant> the driver returns
+the <emphasis>actually received</emphasis> audio programmes in this
+field. In the V4L2 API this information is stored in the &v4l2-tuner;
+<structfield>rxsubchans</structfield> and
+<structfield>audmode</structfield> fields, respectively. See <xref
+linkend="tuner" /> for more information on tuners. Related to audio
+modes &v4l2-audio; also reports if this is a mono or stereo
+input, regardless if the source is a tuner.</para>
+
+      <para>The following fields where replaced by V4L2 controls
+accessible with the &VIDIOC-QUERYCTRL;, &VIDIOC-G-CTRL; and
+&VIDIOC-S-CTRL; ioctls:<informaltable>
+	  <tgroup cols="2">
+	    <thead>
+	      <row>
+		<entry>struct
+<structname>video_audio</structname></entry>
+		<entry>V4L2 Control ID</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry><structfield>volume</structfield></entry>
+		<entry><constant>V4L2_CID_AUDIO_VOLUME</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>bass</structfield></entry>
+		<entry><constant>V4L2_CID_AUDIO_BASS</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>treble</structfield></entry>
+		<entry><constant>V4L2_CID_AUDIO_TREBLE</constant></entry>
+	      </row>
+	      <row>
+		<entry><structfield>balance</structfield></entry>
+		<entry><constant>V4L2_CID_AUDIO_BALANCE</constant></entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable></para>
+
+      <para>To determine which of these controls are supported by a
+driver V4L provides the <structfield>flags</structfield>
+<constant>VIDEO_AUDIO_VOLUME</constant>,
+<constant>VIDEO_AUDIO_BASS</constant>,
+<constant>VIDEO_AUDIO_TREBLE</constant> and
+<constant>VIDEO_AUDIO_BALANCE</constant>. In the V4L2 API the
+&VIDIOC-QUERYCTRL; ioctl reports if the respective control is
+supported. Accordingly the <constant>VIDEO_AUDIO_MUTABLE</constant>
+and <constant>VIDEO_AUDIO_MUTE</constant> flags where replaced by the
+boolean <constant>V4L2_CID_AUDIO_MUTE</constant> control.</para>
+
+      <para>All V4L2 controls have a <structfield>step</structfield>
+attribute replacing the struct <structname>video_audio</structname>
+<structfield>step</structfield> field. The V4L audio controls are
+assumed to range from 0 to 65535 with no particular reset value. The
+V4L2 API permits arbitrary limits and defaults which can be queried
+with the &VIDIOC-QUERYCTRL; ioctl. For general information about
+controls see <xref linkend="control" />.</para>
+    </section>
+
+    <section>
+      <title>Frame Buffer Overlay</title>
+
+      <para>The V4L2 ioctls equivalent to
+<constant>VIDIOCGFBUF</constant> and <constant>VIDIOCSFBUF</constant>
+are &VIDIOC-G-FBUF; and &VIDIOC-S-FBUF;. The
+<structfield>base</structfield> field of struct
+<structname>video_buffer</structname> remained unchanged, except V4L2
+defines a flag to indicate non-destructive overlays instead of a
+<constant>NULL</constant> pointer. All other fields moved into the
+&v4l2-pix-format; <structfield>fmt</structfield> substructure of
+&v4l2-framebuffer;. The <structfield>depth</structfield> field was
+replaced by <structfield>pixelformat</structfield>. See <xref
+	  linkend="pixfmt-rgb" /> for a list of RGB formats and their
+respective color depths.</para>
+
+      <para>Instead of the special ioctls
+<constant>VIDIOCGWIN</constant> and <constant>VIDIOCSWIN</constant>
+V4L2 uses the general-purpose data format negotiation ioctls
+&VIDIOC-G-FMT; and &VIDIOC-S-FMT;. They take a pointer to a
+&v4l2-format; as argument. Here the <structfield>win</structfield>
+member of the <structfield>fmt</structfield> union is used, a
+&v4l2-window;.</para>
+
+      <para>The <structfield>x</structfield>,
+<structfield>y</structfield>, <structfield>width</structfield> and
+<structfield>height</structfield> fields of struct
+<structname>video_window</structname> moved into &v4l2-rect;
+substructure <structfield>w</structfield> of struct
+<structname>v4l2_window</structname>. The
+<structfield>chromakey</structfield>,
+<structfield>clips</structfield>, and
+<structfield>clipcount</structfield> fields remained unchanged. Struct
+<structname>video_clip</structname> was renamed to &v4l2-clip;, also
+containing a struct <structname>v4l2_rect</structname>, but the
+semantics are still the same.</para>
+
+      <para>The <constant>VIDEO_WINDOW_INTERLACE</constant> flag was
+dropped. Instead applications must set the
+<structfield>field</structfield> field to
+<constant>V4L2_FIELD_ANY</constant> or
+<constant>V4L2_FIELD_INTERLACED</constant>. The
+<constant>VIDEO_WINDOW_CHROMAKEY</constant> flag moved into
+&v4l2-framebuffer;, under the new name
+<constant>V4L2_FBUF_FLAG_CHROMAKEY</constant>.</para>
+
+      <para>In V4L, storing a bitmap pointer in
+<structfield>clips</structfield> and setting
+<structfield>clipcount</structfield> to
+<constant>VIDEO_CLIP_BITMAP</constant> (-1) requests bitmap
+clipping, using a fixed size bitmap of 1024 &times; 625 bits. Struct
+<structname>v4l2_window</structname> has a separate
+<structfield>bitmap</structfield> pointer field for this purpose and
+the bitmap size is determined by <structfield>w.width</structfield> and
+<structfield>w.height</structfield>.</para>
+
+      <para>The <constant>VIDIOCCAPTURE</constant> ioctl to enable or
+disable overlay was renamed to &VIDIOC-OVERLAY;.</para>
+    </section>
+
+    <section>
+      <title>Cropping</title>
+
+      <para>To capture only a subsection of the full picture V4L
+defines the <constant>VIDIOCGCAPTURE</constant> and
+<constant>VIDIOCSCAPTURE</constant> ioctls using struct
+<structname>video_capture</structname>. The equivalent V4L2 ioctls are
+&VIDIOC-G-CROP; and &VIDIOC-S-CROP; using &v4l2-crop;, and the related
+&VIDIOC-CROPCAP; ioctl. This is a rather complex matter, see
+<xref linkend="crop" /> for details.</para>
+
+      <para>The <structfield>x</structfield>,
+<structfield>y</structfield>, <structfield>width</structfield> and
+<structfield>height</structfield> fields moved into &v4l2-rect;
+substructure <structfield>c</structfield> of struct
+<structname>v4l2_crop</structname>. The
+<structfield>decimation</structfield> field was dropped. In the V4L2
+API the scaling factor is implied by the size of the cropping
+rectangle and the size of the captured or overlaid image.</para>
+
+      <para>The <constant>VIDEO_CAPTURE_ODD</constant>
+and <constant>VIDEO_CAPTURE_EVEN</constant> flags to capture only the
+odd or even field, respectively, were replaced by
+<constant>V4L2_FIELD_TOP</constant> and
+<constant>V4L2_FIELD_BOTTOM</constant> in the field named
+<structfield>field</structfield> of &v4l2-pix-format; and
+&v4l2-window;. These structures are used to select a capture or
+overlay format with the &VIDIOC-S-FMT; ioctl.</para>
+    </section>
+
+    <section>
+      <title>Reading Images, Memory Mapping</title>
+
+      <section>
+	<title>Capturing using the read method</title>
+
+	<para>There is no essential difference between reading images
+from a V4L or V4L2 device using the &func-read; function, however V4L2
+drivers are not required to support this I/O method. Applications can
+determine if the function is available with the &VIDIOC-QUERYCAP;
+ioctl. All V4L2 devices exchanging data with applications must support
+the &func-select; and &func-poll; functions.</para>
+
+	<para>To select an image format and size, V4L provides the
+<constant>VIDIOCSPICT</constant> and <constant>VIDIOCSWIN</constant>
+ioctls. V4L2 uses the general-purpose data format negotiation ioctls
+&VIDIOC-G-FMT; and &VIDIOC-S-FMT;. They take a pointer to a
+&v4l2-format; as argument, here the &v4l2-pix-format; named
+<structfield>pix</structfield> of its <structfield>fmt</structfield>
+union is used.</para>
+
+	<para>For more information about the V4L2 read interface see
+<xref linkend="rw" />.</para>
+      </section>
+      <section>
+	<title>Capturing using memory mapping</title>
+
+	<para>Applications can read from V4L devices by mapping
+buffers in device memory, or more often just buffers allocated in
+DMA-able system memory, into their address space. This avoids the data
+copying overhead of the read method. V4L2 supports memory mapping as
+well, with a few differences.</para>
+
+	<informaltable>
+	  <tgroup cols="2">
+	    <thead>
+	      <row>
+		<entry>V4L</entry>
+		<entry>V4L2</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row>
+		<entry></entry>
+		<entry>The image format must be selected before
+buffers are allocated, with the &VIDIOC-S-FMT; ioctl. When no format
+is selected the driver may use the last, possibly by another
+application requested format.</entry>
+	      </row>
+	      <row>
+		<entry><para>Applications cannot change the number of
+buffers. The it is built into the driver, unless it has a module
+option to change the number when the driver module is
+loaded.</para></entry>
+		<entry><para>The &VIDIOC-REQBUFS; ioctl allocates the
+desired number of buffers, this is a required step in the initialization
+sequence.</para></entry>
+	      </row>
+	      <row>
+		<entry><para>Drivers map all buffers as one contiguous
+range of memory. The <constant>VIDIOCGMBUF</constant> ioctl is
+available to query the number of buffers, the offset of each buffer
+from the start of the virtual file, and the overall amount of memory
+used, which can be used as arguments for the &func-mmap;
+function.</para></entry>
+		<entry><para>Buffers are individually mapped. The
+offset and size of each buffer can be determined with the
+&VIDIOC-QUERYBUF; ioctl.</para></entry>
+	      </row>
+	      <row>
+		<entry><para>The <constant>VIDIOCMCAPTURE</constant>
+ioctl prepares a buffer for capturing. It also determines the image
+format for this buffer. The ioctl returns immediately, eventually with
+an &EAGAIN; if no video signal had been detected. When the driver
+supports more than one buffer applications can call the ioctl multiple
+times and thus have multiple outstanding capture
+requests.</para><para>The <constant>VIDIOCSYNC</constant> ioctl
+suspends execution until a particular buffer has been
+filled.</para></entry>
+		<entry><para>Drivers maintain an incoming and outgoing
+queue. &VIDIOC-QBUF; enqueues any empty buffer into the incoming
+queue. Filled buffers are dequeued from the outgoing queue with the
+&VIDIOC-DQBUF; ioctl. To wait until filled buffers become available this
+function, &func-select; or &func-poll; can be used. The
+&VIDIOC-STREAMON; ioctl must be called once after enqueuing one or
+more buffers to start capturing. Its counterpart
+&VIDIOC-STREAMOFF; stops capturing and dequeues all buffers from both
+queues. Applications can query the signal status, if known, with the
+&VIDIOC-ENUMINPUT; ioctl.</para></entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</informaltable>
+
+	<para>For a more in-depth discussion of memory mapping and
+examples, see <xref linkend="mmap" />.</para>
+      </section>
+    </section>
+
+    <section>
+      <title>Reading Raw VBI Data</title>
+
+      <para>Originally the V4L API did not specify a raw VBI capture
+interface, only the device file <filename>/dev/vbi</filename> was
+reserved for this purpose. The only driver supporting this interface
+was the BTTV driver, de-facto defining the V4L VBI interface. Reading
+from the device yields a raw VBI image with the following
+parameters:<informaltable>
+	    <tgroup cols="2">
+	      <thead>
+		<row>
+		  <entry>&v4l2-vbi-format;</entry>
+		  <entry>V4L, BTTV driver</entry>
+		</row>
+	      </thead>
+	      <tbody valign="top">
+		<row>
+		  <entry>sampling_rate</entry>
+		  <entry>28636363&nbsp;Hz NTSC (or any other 525-line
+standard); 35468950&nbsp;Hz PAL and SECAM (625-line standards)</entry>
+		</row>
+		<row>
+		  <entry>offset</entry>
+		  <entry>?</entry>
+		</row>
+		<row>
+		  <entry>samples_per_line</entry>
+		  <entry>2048</entry>
+		</row>
+		<row>
+		  <entry>sample_format</entry>
+		  <entry>V4L2_PIX_FMT_GREY. The last four bytes (a
+machine endianess integer) contain a frame counter.</entry>
+		</row>
+		<row>
+		  <entry>start[]</entry>
+		  <entry>10, 273 NTSC; 22, 335 PAL and SECAM</entry>
+		</row>
+		<row>
+		  <entry>count[]</entry>
+		  <entry><para>16, 16<footnote><para>Old driver
+versions used different values, eventually the custom
+<constant>BTTV_VBISIZE</constant> ioctl was added to query the
+correct values.</para></footnote></para></entry>
+		</row>
+		<row>
+		  <entry>flags</entry>
+		  <entry>0</entry>
+		</row>
+	      </tbody>
+	    </tgroup>
+	</informaltable></para>
+
+      <para>Undocumented in the V4L specification, in Linux 2.3 the
+<constant>VIDIOCGVBIFMT</constant> and
+<constant>VIDIOCSVBIFMT</constant> ioctls using struct
+<structname>vbi_format</structname> were added to determine the VBI
+image parameters. These ioctls are only partially compatible with the
+V4L2 VBI interface specified in <xref linkend="raw-vbi" />.</para>
+
+      <para>An <structfield>offset</structfield> field does not
+exist, <structfield>sample_format</structfield> is supposed to be
+<constant>VIDEO_PALETTE_RAW</constant>, equivalent to
+<constant>V4L2_PIX_FMT_GREY</constant>. The remaining fields are
+probably equivalent to &v4l2-vbi-format;.</para>
+
+      <para>Apparently only the Zoran (ZR 36120) driver implements
+these ioctls. The semantics differ from those specified for V4L2 in two
+ways. The parameters are reset on &func-open; and
+<constant>VIDIOCSVBIFMT</constant> always returns an &EINVAL; if the
+parameters are invalid.</para>
+    </section>
+
+    <section>
+      <title>Miscellaneous</title>
+
+      <para>V4L2 has no equivalent of the
+<constant>VIDIOCGUNIT</constant> ioctl. Applications can find the VBI
+device associated with a video capture device (or vice versa) by
+reopening the device and requesting VBI data. For details see
+<xref linkend="open" />.</para>
+
+      <para>No replacement exists for <constant>VIDIOCKEY</constant>,
+and the V4L functions for microcode programming. A new interface for
+MPEG compression and playback devices is documented in <xref
+	  linkend="extended-controls" />.</para>
+    </section>
+
+  </section>
+
+  <section id="hist-v4l2">
+    <title>Changes of the V4L2 API</title>
+
+    <para>Soon after the V4L API was added to the kernel it was
+criticised as too inflexible. In August 1998 Bill Dirks proposed a
+number of improvements and began to work on documentation, example
+drivers and applications. With the help of other volunteers this
+eventually became the V4L2 API, not just an extension but a
+replacement for the V4L API. However it took another four years and
+two stable kernel releases until the new API was finally accepted for
+inclusion into the kernel in its present form.</para>
+
+    <section>
+      <title>Early Versions</title>
+      <para>1998-08-20: First version.</para>
+
+      <para>1998-08-27: The &func-select; function was introduced.</para>
+
+      <para>1998-09-10: New video standard interface.</para>
+
+      <para>1998-09-18: The <constant>VIDIOC_NONCAP</constant> ioctl
+was replaced by the otherwise meaningless <constant>O_TRUNC</constant>
+&func-open; flag, and the aliases <constant>O_NONCAP</constant> and
+<constant>O_NOIO</constant> were defined. Applications can set this
+flag if they intend to access controls only, as opposed to capture
+applications which need exclusive access. The
+<constant>VIDEO_STD_XXX</constant> identifiers are now ordinals
+instead of flags, and the <function>video_std_construct()</function>
+helper function takes id and transmission arguments.</para>
+
+      <para>1998-09-28: Revamped video standard. Made video controls
+individually enumerable.</para>
+
+      <para>1998-10-02: The <structfield>id</structfield> field was
+removed from struct <structname>video_standard</structname> and the
+color subcarrier fields were renamed. The &VIDIOC-QUERYSTD; ioctl was
+renamed to &VIDIOC-ENUMSTD;, &VIDIOC-G-INPUT; to &VIDIOC-ENUMINPUT;. A
+first draft of the Codec API was released.</para>
+
+      <para>1998-11-08: Many minor changes. Most symbols have been
+renamed. Some material changes to &v4l2-capability;.</para>
+
+      <para>1998-11-12: The read/write directon of some ioctls was misdefined.</para>
+
+      <para>1998-11-14: <constant>V4L2_PIX_FMT_RGB24</constant>
+changed to <constant>V4L2_PIX_FMT_BGR24</constant>, and
+<constant>V4L2_PIX_FMT_RGB32</constant> changed to
+<constant>V4L2_PIX_FMT_BGR32</constant>. Audio controls are now
+accessible with the &VIDIOC-G-CTRL; and &VIDIOC-S-CTRL; ioctls under
+names starting with <constant>V4L2_CID_AUDIO</constant>. The
+<constant>V4L2_MAJOR</constant> define was removed from
+<filename>videodev.h</filename> since it was only used once in the
+<filename>videodev</filename> kernel module. The
+<constant>YUV422</constant> and <constant>YUV411</constant> planar
+image formats were added.</para>
+
+      <para>1998-11-28: A few ioctl symbols changed. Interfaces for codecs and
+video output devices were added.</para>
+
+      <para>1999-01-14: A raw VBI capture interface was added.</para>
+
+      <para>1999-01-19: The <constant>VIDIOC_NEXTBUF</constant> ioctl
+      was removed.</para>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.16 1999-01-31</title>
+      <para>1999-01-27: There is now one QBUF ioctl, VIDIOC_QWBUF and VIDIOC_QRBUF
+are gone. VIDIOC_QBUF takes a v4l2_buffer as a parameter. Added
+digital zoom (cropping) controls.</para>
+    </section>
+
+    <!-- Where's 0.17? mhs couldn't find that videodev.h, perhaps Bill
+	 forgot to bump the version number or never released it. -->
+
+    <section>
+      <title>V4L2 Version 0.18 1999-03-16</title>
+      <para>Added a v4l to V4L2 ioctl compatibility layer to
+videodev.c. Driver writers, this changes how you implement your ioctl
+handler. See the Driver Writer's Guide. Added some more control id
+codes.</para>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.19 1999-06-05</title>
+      <para>1999-03-18: Fill in the category and catname fields of
+v4l2_queryctrl objects before passing them to the driver. Required a
+minor change to the VIDIOC_QUERYCTRL handlers in the sample
+drivers.</para>
+      <para>1999-03-31: Better compatibility for v4l memory capture
+ioctls. Requires changes to drivers to fully support new compatibility
+features, see Driver Writer's Guide and v4l2cap.c. Added new control
+IDs: V4L2_CID_HFLIP, _VFLIP. Changed V4L2_PIX_FMT_YUV422P to _YUV422P,
+and _YUV411P to _YUV411P.</para>
+      <para>1999-04-04: Added a few more control IDs.</para>
+      <para>1999-04-07: Added the button control type.</para>
+      <para>1999-05-02: Fixed a typo in videodev.h, and added the
+V4L2_CTRL_FLAG_GRAYED (later V4L2_CTRL_FLAG_GRABBED) flag.</para>
+      <para>1999-05-20: Definition of VIDIOC_G_CTRL was wrong causing
+a malfunction of this ioctl.</para>
+      <para>1999-06-05: Changed the value of
+V4L2_CID_WHITENESS.</para>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.20 (1999-09-10)</title>
+
+      <para>Version 0.20 introduced a number of changes which were
+<emphasis>not backward compatible</emphasis> with 0.19 and earlier
+versions. Purpose of these changes was to simplify the API, while
+making it more extensible and following common Linux driver API
+conventions.</para>
+
+      <orderedlist>
+	<listitem>
+	  <para>Some typos in <constant>V4L2_FMT_FLAG</constant>
+symbols were fixed. &v4l2-clip; was changed for compatibility with
+v4l. (1999-08-30)</para>
+	</listitem>
+
+	<listitem>
+	  <para><constant>V4L2_TUNER_SUB_LANG1</constant> was added.
+(1999-09-05)</para>
+	</listitem>
+
+	<listitem>
+	  <para>All ioctl() commands that used an integer argument now
+take a pointer to an integer. Where it makes sense, ioctls will return
+the actual new value in the integer pointed to by the argument, a
+common convention in the V4L2 API. The affected ioctls are:
+VIDIOC_PREVIEW, VIDIOC_STREAMON, VIDIOC_STREAMOFF, VIDIOC_S_FREQ,
+VIDIOC_S_INPUT, VIDIOC_S_OUTPUT, VIDIOC_S_EFFECT. For example
+<programlisting>
+err = ioctl (fd, VIDIOC_XXX, V4L2_XXX);
+</programlisting> becomes <programlisting>
+int a = V4L2_XXX; err = ioctl(fd, VIDIOC_XXX, &amp;a);
+</programlisting>
+	  </para>
+	</listitem>
+
+	<listitem>
+	  <para>All the different get- and set-format commands were
+swept into one &VIDIOC-G-FMT; and &VIDIOC-S-FMT; ioctl taking a union
+and a type field selecting the union member as parameter. Purpose is to
+simplify the API by eliminating several ioctls and to allow new and
+driver private data streams without adding new ioctls.</para>
+
+	  <para>This change obsoletes the following ioctls:
+<constant>VIDIOC_S_INFMT</constant>,
+<constant>VIDIOC_G_INFMT</constant>,
+<constant>VIDIOC_S_OUTFMT</constant>,
+<constant>VIDIOC_G_OUTFMT</constant>,
+<constant>VIDIOC_S_VBIFMT</constant> and
+<constant>VIDIOC_G_VBIFMT</constant>. The image format structure
+<structname>v4l2_format</structname> was renamed to &v4l2-pix-format;,
+while &v4l2-format; is now the envelopping structure for all format
+negotiations.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Similar to the changes above, the
+<constant>VIDIOC_G_PARM</constant> and
+<constant>VIDIOC_S_PARM</constant> ioctls were merged with
+<constant>VIDIOC_G_OUTPARM</constant> and
+<constant>VIDIOC_S_OUTPARM</constant>. A
+<structfield>type</structfield> field in the new &v4l2-streamparm;
+selects the respective union member.</para>
+
+	  <para>This change obsoletes the
+<constant>VIDIOC_G_OUTPARM</constant> and
+<constant>VIDIOC_S_OUTPARM</constant> ioctls.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Control enumeration was simplified, and two new
+control flags were introduced and one dropped. The
+<structfield>catname</structfield> field was replaced by a
+<structfield>group</structfield> field.</para>
+
+	  <para>Drivers can now flag unsupported and temporarily
+unavailable controls with <constant>V4L2_CTRL_FLAG_DISABLED</constant>
+and <constant>V4L2_CTRL_FLAG_GRABBED</constant> respectively. The
+<structfield>group</structfield> name indicates a possibly narrower
+classification than the <structfield>category</structfield>. In other
+words, there may be multiple groups within a category. Controls within
+a group would typically be drawn within a group box. Controls in
+different categories might have a greater separation, or may even
+appear in separate windows.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &v4l2-buffer; <structfield>timestamp</structfield>
+was changed to a 64 bit integer, containing the sampling or output
+time of the frame in nanoseconds. Additionally timestamps will be in
+absolute system time, not starting from zero at the beginning of a
+stream. The data type name for timestamps is stamp_t, defined as a
+signed 64-bit integer. Output devices should not send a buffer out
+until the time in the timestamp field has arrived. I would like to
+follow SGI's lead, and adopt a multimedia timestamping system like
+their UST (Unadjusted System Time). See
+http://reality.sgi.com/cpirazzi_engr/lg/time/intro.html. [This link is
+no longer valid.] UST uses timestamps that are 64-bit signed integers
+(not struct timeval's) and given in nanosecond units. The UST clock
+starts at zero when the system is booted and runs continuously and
+uniformly. It takes a little over 292 years for UST to overflow. There
+is no way to set the UST clock. The regular Linux time-of-day clock
+can be changed periodically, which would cause errors if it were being
+used for timestamping a multimedia stream. A real UST style clock will
+require some support in the kernel that is not there yet. But in
+anticipation, I will change the timestamp field to a 64-bit integer,
+and I will change the v4l2_masterclock_gettime() function (used only
+by drivers) to return a 64-bit integer.</para>
+	</listitem>
+
+	<listitem>
+	  <para>A <structfield>sequence</structfield> field was added
+to &v4l2-buffer;. The <structfield>sequence</structfield> field counts
+captured frames, it is ignored by output devices. When a capture
+driver drops a frame, the sequence number of that frame is
+skipped.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.20 incremental changes</title>
+      <!-- Version number didn't change anymore, reason unknown. -->
+
+      <para>1999-12-23: In &v4l2-vbi-format; the
+<structfield>reserved1</structfield> field became
+<structfield>offset</structfield>. Previously drivers were required to
+clear the <structfield>reserved1</structfield> field.</para>
+
+      <para>2000-01-13: The
+      <constant>V4L2_FMT_FLAG_NOT_INTERLACED</constant> flag was added.</para>
+
+      <para>2000-07-31: The <filename>linux/poll.h</filename> header
+is now included by <filename>videodev.h</filename> for compatibility
+with the original <filename>videodev.h</filename> file.</para>
+
+      <para>2000-11-20: <constant>V4L2_TYPE_VBI_OUTPUT</constant> and
+<constant>V4L2_PIX_FMT_Y41P</constant> were added.</para>
+
+      <para>2000-11-25: <constant>V4L2_TYPE_VBI_INPUT</constant> was
+added.</para>
+
+      <para>2000-12-04: A couple typos in symbol names were fixed.</para>
+
+      <para>2001-01-18: To avoid namespace conflicts the
+<constant>fourcc</constant> macro defined in the
+<filename>videodev.h</filename> header file was renamed to
+<constant>v4l2_fourcc</constant>.</para>
+
+      <para>2001-01-25: A possible driver-level compatibility problem
+between the <filename>videodev.h</filename> file in Linux 2.4.0 and
+the <filename>videodev.h</filename> file included in the
+<filename>videodevX</filename> patch was fixed. Users of an earlier
+version of <filename>videodevX</filename> on Linux 2.4.0 should
+recompile their V4L and V4L2 drivers.</para>
+
+      <para>2001-01-26: A possible kernel-level incompatibility
+between the <filename>videodev.h</filename> file in the
+<filename>videodevX</filename> patch and the
+<filename>videodev.h</filename> file in Linux 2.2.x with devfs patches
+applied was fixed.</para>
+
+      <para>2001-03-02: Certain V4L ioctls which pass data in both
+direction although they are defined with read-only parameter, did not
+work correctly through the backward compatibility layer.
+[Solution?]</para>
+
+      <para>2001-04-13: Big endian 16-bit RGB formats were added.</para>
+
+      <para>2001-09-17: New YUV formats and the &VIDIOC-G-FREQUENCY; and
+&VIDIOC-S-FREQUENCY; ioctls were added. (The old
+<constant>VIDIOC_G_FREQ</constant> and
+<constant>VIDIOC_S_FREQ</constant> ioctls did not take multiple tuners
+into account.)</para>
+
+      <para>2000-09-18: <constant>V4L2_BUF_TYPE_VBI</constant> was
+added. This may <emphasis>break compatibility</emphasis> as the
+&VIDIOC-G-FMT; and &VIDIOC-S-FMT; ioctls may fail now if the struct
+<structname>v4l2_fmt</structname> <structfield>type</structfield>
+field does not contain <constant>V4L2_BUF_TYPE_VBI</constant>. In the
+documentation of the &v4l2-vbi-format;
+<structfield>offset</structfield> field the ambiguous phrase "rising
+edge" was changed to "leading edge".</para>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.20 2000-11-23</title>
+
+      <para>A number of changes were made to the raw VBI
+interface.</para>
+
+      <orderedlist>
+	<listitem>
+	  <para>Figures clarifying the line numbering scheme were
+added to the V4L2 API specification. The
+<structfield>start</structfield>[0] and
+<structfield>start</structfield>[1] fields no longer count line
+numbers beginning at zero. Rationale: a) The previous definition was
+unclear. b) The <structfield>start</structfield>[] values are ordinal
+numbers. c) There is no point in inventing a new line numbering
+scheme. We now use line number as defined by ITU-R, period.
+Compatibility: Add one to the start values. Applications depending on
+the previous semantics may not function correctly.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The restriction "count[0] &gt; 0 and count[1] &gt; 0"
+has been relaxed  to "(count[0] + count[1]) &gt; 0". Rationale:
+Drivers may allocate resources at scan line granularity and some data
+services are transmitted only on the first field. The comment that
+both <structfield>count</structfield> values will usually be equal is
+misleading and pointless and has been removed. This change
+<emphasis>breaks compatibility</emphasis> with earlier versions:
+Drivers may return EINVAL, applications may not function
+correctly.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Drivers are again permitted to return negative
+(unknown) start values as proposed earlier. Why this feature was
+dropped is unclear. This change may <emphasis>break
+compatibility</emphasis> with applications depending on the start
+values being positive. The use of <constant>EBUSY</constant> and
+<constant>EINVAL</constant> error codes with the &VIDIOC-S-FMT; ioctl
+was clarified. The &EBUSY; was finally documented, and the
+<structfield>reserved2</structfield> field which was previously
+mentioned only in the <filename>videodev.h</filename> header
+file.</para>
+	</listitem>
+
+	<listitem>
+	  <para>New buffer types
+<constant>V4L2_TYPE_VBI_INPUT</constant> and
+<constant>V4L2_TYPE_VBI_OUTPUT</constant> were added. The former is an
+alias for the old <constant>V4L2_TYPE_VBI</constant>, the latter was
+missing in the <filename>videodev.h</filename> file.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 Version 0.20 2002-07-25</title>
+      <para>Added sliced VBI interface proposal.</para>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.5.46, 2002-10</title>
+
+      <para>Around October-November 2002, prior to an announced
+feature freeze of Linux 2.5, the API was revised, drawing from
+experience with V4L2 0.20. This unnamed version was finally merged
+into Linux 2.5.46.</para>
+
+      <orderedlist>
+	<listitem>
+	  <para>As specified in <xref linkend="related" />, drivers
+must make related device functions available under all minor device
+numbers.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &func-open; function requires access mode
+<constant>O_RDWR</constant> regardless of the device type. All V4L2
+drivers exchanging data with applications must support the
+<constant>O_NONBLOCK</constant> flag. The <constant>O_NOIO</constant>
+flag, a V4L2 symbol which aliased the meaningless
+<constant>O_TRUNC</constant> to indicate accesses without data
+exchange (panel applications) was dropped. Drivers must stay in "panel
+mode" until the application attempts to initiate a data exchange, see
+<xref linkend="open" />.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &v4l2-capability; changed dramatically. Note that
+also the size of the structure changed, which is encoded in the ioctl
+request code, thus older V4L2 devices will respond with an &EINVAL; to
+the new &VIDIOC-QUERYCAP; ioctl.</para>
+
+	  <para>There are new fields to identify the driver, a new RDS
+device function <constant>V4L2_CAP_RDS_CAPTURE</constant>, the
+<constant>V4L2_CAP_AUDIO</constant> flag indicates if the device has
+any audio connectors, another I/O capability
+<constant>V4L2_CAP_ASYNCIO</constant> can be flagged. In response to
+these changes the <structfield>type</structfield> field became a bit
+set and was merged into the <structfield>flags</structfield> field.
+<constant>V4L2_FLAG_TUNER</constant> was renamed to
+<constant>V4L2_CAP_TUNER</constant>,
+<constant>V4L2_CAP_VIDEO_OVERLAY</constant> replaced
+<constant>V4L2_FLAG_PREVIEW</constant> and
+<constant>V4L2_CAP_VBI_CAPTURE</constant> and
+<constant>V4L2_CAP_VBI_OUTPUT</constant> replaced
+<constant>V4L2_FLAG_DATA_SERVICE</constant>.
+<constant>V4L2_FLAG_READ</constant> and
+<constant>V4L2_FLAG_WRITE</constant> were merged into
+<constant>V4L2_CAP_READWRITE</constant>.</para>
+
+	  <para>The redundant fields
+<structfield>inputs</structfield>, <structfield>outputs</structfield>
+and <structfield>audios</structfield> were removed. These properties
+can be determined as described in <xref linkend="video" /> and <xref
+linkend="audio" />.</para>
+
+	  <para>The somewhat volatile and therefore barely useful
+fields <structfield>maxwidth</structfield>,
+<structfield>maxheight</structfield>,
+<structfield>minwidth</structfield>,
+<structfield>minheight</structfield>,
+<structfield>maxframerate</structfield> were removed. This information
+is available as described in <xref linkend="format" /> and
+<xref linkend="standard" />.</para>
+
+	  <para><constant>V4L2_FLAG_SELECT</constant> was removed. We
+believe the select() function is important enough to require support
+of it in all V4L2 drivers exchanging data with applications. The
+redundant <constant>V4L2_FLAG_MONOCHROME</constant> flag was removed,
+this information is available as described in <xref
+	      linkend="format" />.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-input; the
+<structfield>assoc_audio</structfield> field and the
+<structfield>capability</structfield> field and its only flag
+<constant>V4L2_INPUT_CAP_AUDIO</constant> was replaced by the new
+<structfield>audioset</structfield> field. Instead of linking one
+video input to one audio input this field reports all audio inputs
+this video input combines with.</para>
+
+	  <para>New fields are <structfield>tuner</structfield>
+(reversing the former link from tuners to video inputs),
+<structfield>std</structfield> and
+<structfield>status</structfield>.</para>
+
+	  <para>Accordingly &v4l2-output; lost its
+<structfield>capability</structfield> and
+<structfield>assoc_audio</structfield> fields.
+<structfield>audioset</structfield>,
+<structfield>modulator</structfield> and
+<structfield>std</structfield> where added instead.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &v4l2-audio; field
+<structfield>audio</structfield> was renamed to
+<structfield>index</structfield>, for consistency with other
+structures. A new capability flag
+<constant>V4L2_AUDCAP_STEREO</constant> was added to indicated if the
+audio input in question supports stereo sound.
+<constant>V4L2_AUDCAP_EFFECTS</constant> and the corresponding
+<constant>V4L2_AUDMODE</constant> flags where removed. This can be
+easily implemented using controls. (However the same applies to AVL
+which is still there.)</para>
+
+	  <para>Again for consistency the &v4l2-audioout; field
+<structfield>audio</structfield> was renamed to
+<structfield>index</structfield>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &v4l2-tuner;
+<structfield>input</structfield> field was replaced by an
+<structfield>index</structfield> field, permitting devices with
+multiple tuners. The link between video inputs and tuners is now
+reversed, inputs point to their tuner. The
+<structfield>std</structfield> substructure became a
+simple set (more about this below) and moved into &v4l2-input;. A
+<structfield>type</structfield> field was added.</para>
+
+	  <para>Accordingly in &v4l2-modulator; the
+<structfield>output</structfield> was replaced by an
+<structfield>index</structfield> field.</para>
+
+	  <para>In &v4l2-frequency; the
+<structfield>port</structfield> field was replaced by a
+<structfield>tuner</structfield> field containing the respective tuner
+or modulator index number. A tuner <structfield>type</structfield>
+field was added and the <structfield>reserved</structfield> field
+became larger for future extensions (satellite tuners in
+particular).</para>
+	</listitem>
+
+	<listitem>
+	  <para>The idea of completely transparent video standards was
+dropped. Experience showed that applications must be able to work with
+video standards beyond presenting the user a menu. Instead of
+enumerating supported standards with an ioctl applications can now
+refer to standards by &v4l2-std-id; and symbols defined in the
+<filename>videodev2.h</filename> header file. For details see <xref
+	      linkend="standard" />. The &VIDIOC-G-STD; and
+&VIDIOC-S-STD; now take a pointer to this type as argument.
+&VIDIOC-QUERYSTD; was added to autodetect the received standard, if
+the hardware has this capability. In &v4l2-standard; an
+<structfield>index</structfield> field was added for &VIDIOC-ENUMSTD;.
+A &v4l2-std-id; field named <structfield>id</structfield> was added as
+machine readable identifier, also replacing the
+<structfield>transmission</structfield> field. The misleading
+<structfield>framerate</structfield> field was renamed
+to <structfield>frameperiod</structfield>. The now obsolete
+<structfield>colorstandard</structfield> information, originally
+needed to distguish between variations of standards, were
+removed.</para>
+
+	  <para>Struct <structname>v4l2_enumstd</structname> ceased to
+be. &VIDIOC-ENUMSTD; now takes a pointer to a &v4l2-standard;
+directly. The information which standards are supported by a
+particular video input or output moved into &v4l2-input; and
+&v4l2-output; fields named <structfield>std</structfield>,
+respectively.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &v4l2-queryctrl; fields
+<structfield>category</structfield> and
+<structfield>group</structfield> did not catch on and/or were not
+implemented as expected and therefore removed.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &VIDIOC-TRY-FMT; ioctl was added to negotiate data
+formats as with &VIDIOC-S-FMT;, but without the overhead of
+programming the hardware and regardless of I/O in progress.</para>
+
+	  <para>In &v4l2-format; the <structfield>fmt</structfield>
+union was extended to contain &v4l2-window;. All image format
+negotiations are now possible with <constant>VIDIOC_G_FMT</constant>,
+<constant>VIDIOC_S_FMT</constant> and
+<constant>VIDIOC_TRY_FMT</constant>; ioctl. The
+<constant>VIDIOC_G_WIN</constant> and
+<constant>VIDIOC_S_WIN</constant> ioctls to prepare for a video
+overlay were removed. The <structfield>type</structfield> field
+changed to type &v4l2-buf-type; and the buffer type names changed as
+follows.<informaltable>
+	      <tgroup cols="2">
+		<thead>
+		  <row>
+		    <entry>Old defines</entry>
+		    <entry>&v4l2-buf-type;</entry>
+		  </row>
+		</thead>
+		<tbody valign="top">
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_CAPTURE</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_CODECIN</constant></entry>
+		    <entry>Omitted for now</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_CODECOUT</constant></entry>
+		    <entry>Omitted for now</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_EFFECTSIN</constant></entry>
+		    <entry>Omitted for now</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_EFFECTSIN2</constant></entry>
+		    <entry>Omitted for now</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_EFFECTSOUT</constant></entry>
+		    <entry>Omitted for now</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_VIDEOOUT</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_VBI_CAPTURE</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_VBI_OUTPUT</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_SLICED_VBI_CAPTURE</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_SLICED_VBI_OUTPUT</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_BUF_TYPE_PRIVATE_BASE</constant></entry>
+		    <entry><constant>V4L2_BUF_TYPE_PRIVATE</constant></entry>
+		  </row>
+		</tbody>
+	      </tgroup>
+	    </informaltable></para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-fmtdesc; a &v4l2-buf-type; field named
+<structfield>type</structfield> was added as in &v4l2-format;. The
+<constant>VIDIOC_ENUM_FBUFFMT</constant> ioctl is no longer needed and
+was removed. These calls can be replaced by &VIDIOC-ENUM-FMT; with
+type <constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-pix-format; the
+<structfield>depth</structfield> field was removed, assuming
+applications which recognize the format by its four-character-code
+already know the color depth, and others do not care about it. The
+same rationale lead to the removal of the
+<constant>V4L2_FMT_FLAG_COMPRESSED</constant> flag. The
+<constant>V4L2_FMT_FLAG_SWCONVECOMPRESSED</constant> flag was removed
+because drivers are not supposed to convert images in kernel space. A
+user library of conversion functions should be provided instead. The
+<constant>V4L2_FMT_FLAG_BYTESPERLINE</constant> flag was redundant.
+Applications can set the <structfield>bytesperline</structfield> field
+to zero to get a reasonable default. Since the remaining flags were
+replaced as well, the <structfield>flags</structfield> field itself
+was removed.</para>
+	  <para>The interlace flags were replaced by a &v4l2-field;
+value in a newly added <structfield>field</structfield>
+field.<informaltable>
+	      <tgroup cols="2">
+		<thead>
+		  <row>
+		    <entry>Old flag</entry>
+		    <entry>&v4l2-field;</entry>
+		  </row>
+		</thead>
+		<tbody valign="top">
+		  <row>
+		    <entry><constant>V4L2_FMT_FLAG_NOT_INTERLACED</constant></entry>
+		    <entry>?</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_FMT_FLAG_INTERLACED</constant>
+= <constant>V4L2_FMT_FLAG_COMBINED</constant></entry>
+		    <entry><constant>V4L2_FIELD_INTERLACED</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_FMT_FLAG_TOPFIELD</constant>
+= <constant>V4L2_FMT_FLAG_ODDFIELD</constant></entry>
+		    <entry><constant>V4L2_FIELD_TOP</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_FMT_FLAG_BOTFIELD</constant>
+= <constant>V4L2_FMT_FLAG_EVENFIELD</constant></entry>
+		    <entry><constant>V4L2_FIELD_BOTTOM</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_FIELD_SEQ_TB</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_FIELD_SEQ_BT</constant></entry>
+		  </row>
+		  <row>
+		    <entry><constant>-</constant></entry>
+		    <entry><constant>V4L2_FIELD_ALTERNATE</constant></entry>
+		  </row>
+		</tbody>
+	      </tgroup>
+	    </informaltable></para>
+
+	  <para>The color space flags were replaced by a
+&v4l2-colorspace; value in a newly added
+<structfield>colorspace</structfield> field, where one of
+<constant>V4L2_COLORSPACE_SMPTE170M</constant>,
+<constant>V4L2_COLORSPACE_BT878</constant>,
+<constant>V4L2_COLORSPACE_470_SYSTEM_M</constant> or
+<constant>V4L2_COLORSPACE_470_SYSTEM_BG</constant> replaces
+<constant>V4L2_FMT_CS_601YUV</constant>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-requestbuffers; the
+<structfield>type</structfield> field was properly defined as
+&v4l2-buf-type;. Buffer types changed as mentioned above. A new
+<structfield>memory</structfield> field of type &v4l2-memory; was
+added to distinguish between I/O methods using buffers allocated
+by the driver or the application. See <xref linkend="io" /> for
+details.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-buffer; the <structfield>type</structfield>
+field was properly defined as &v4l2-buf-type;. Buffer types changed as
+mentioned above. A <structfield>field</structfield> field of type
+&v4l2-field; was added to indicate if a buffer contains a top or
+bottom field. The old field flags were removed. Since no unadjusted
+system time clock was added to the kernel as planned, the
+<structfield>timestamp</structfield> field changed back from type
+stamp_t, an unsigned 64 bit integer expressing the sample time in
+nanoseconds, to struct <structname>timeval</structname>. With the
+addition of a second memory mapping method the
+<structfield>offset</structfield> field moved into union
+<structfield>m</structfield>, and a new
+<structfield>memory</structfield> field of type &v4l2-memory; was
+added to distinguish between I/O methods. See <xref linkend="io" />
+for details.</para>
+
+	  <para>The <constant>V4L2_BUF_REQ_CONTIG</constant>
+flag was used by the V4L compatibility layer, after changes to this
+code it was no longer needed. The
+<constant>V4L2_BUF_ATTR_DEVICEMEM</constant> flag would indicate if
+the buffer was indeed allocated in device memory rather than DMA-able
+system memory. It was barely useful and so was removed.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-framebuffer; the
+<structfield>base[3]</structfield> array anticipating double- and
+triple-buffering in off-screen video memory, however without defining
+a synchronization mechanism, was replaced by a single pointer. The
+<constant>V4L2_FBUF_CAP_SCALEUP</constant> and
+<constant>V4L2_FBUF_CAP_SCALEDOWN</constant> flags were removed.
+Applications can determine this capability more accurately using the
+new cropping and scaling interface. The
+<constant>V4L2_FBUF_CAP_CLIPPING</constant> flag was replaced by
+<constant>V4L2_FBUF_CAP_LIST_CLIPPING</constant> and
+<constant>V4L2_FBUF_CAP_BITMAP_CLIPPING</constant>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-clip; the <structfield>x</structfield>,
+<structfield>y</structfield>, <structfield>width</structfield> and
+<structfield>height</structfield> field moved into a
+<structfield>c</structfield> substructure of type &v4l2-rect;. The
+<structfield>x</structfield> and <structfield>y</structfield> fields
+were renamed to <structfield>left</structfield> and
+<structfield>top</structfield>, &ie; offsets to a context dependent
+origin.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-window; the <structfield>x</structfield>,
+<structfield>y</structfield>, <structfield>width</structfield> and
+<structfield>height</structfield> field moved into a
+<structfield>w</structfield> substructure as above. A
+<structfield>field</structfield> field of type %v4l2-field; was added
+to distinguish between field and frame (interlaced) overlay.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The digital zoom interface, including struct
+<structname>v4l2_zoomcap</structname>, struct
+<structname>v4l2_zoom</structname>,
+<constant>V4L2_ZOOM_NONCAP</constant> and
+<constant>V4L2_ZOOM_WHILESTREAMING</constant> was replaced by a new
+cropping and scaling interface. The previously unused struct
+<structname>v4l2_cropcap</structname> and
+<structname>v4l2_crop</structname> where redefined for this purpose.
+See <xref linkend="crop" /> for details.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-vbi-format; the
+<structfield>SAMPLE_FORMAT</structfield> field now contains a
+four-character-code as used to identify video image formats and
+<constant>V4L2_PIX_FMT_GREY</constant> replaces the
+<constant>V4L2_VBI_SF_UBYTE</constant> define. The
+<structfield>reserved</structfield> field was extended.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In &v4l2-captureparm; the type of the
+<structfield>timeperframe</structfield> field changed from unsigned
+long to &v4l2-fract;. This allows the accurate expression of multiples
+of the NTSC-M frame rate 30000 / 1001. A new field
+<structfield>readbuffers</structfield> was added to control the driver
+behaviour in read I/O mode.</para>
+
+	  <para>Similar changes were made to &v4l2-outputparm;.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The struct <structname>v4l2_performance</structname>
+and <constant>VIDIOC_G_PERF</constant> ioctl were dropped. Except when
+using the <link linkend="rw">read/write I/O method</link>, which is
+limited anyway, this information is already available to
+applications.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The example transformation from RGB to YCbCr color
+space in the old V4L2 documentation was inaccurate, this has been
+corrected in <xref linkend="pixfmt" />.<!-- 0.5670G should be
+0.587, and 127/112 != 255/224 --></para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 2003-06-19</title>
+
+      <orderedlist>
+	<listitem>
+	  <para>A new capability flag
+<constant>V4L2_CAP_RADIO</constant> was added for radio devices. Prior
+to this change radio devices would identify solely by having exactly one
+tuner whose type field reads <constant>V4L2_TUNER_RADIO</constant>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>An optional driver access priority mechanism was
+added, see <xref linkend="app-pri" /> for details.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The audio input and output interface was found to be
+incomplete.</para>
+	  <para>Previously the &VIDIOC-G-AUDIO;
+ioctl would enumerate the available audio inputs. An ioctl to
+determine the current audio input, if more than one combines with the
+current video input, did not exist. So
+<constant>VIDIOC_G_AUDIO</constant> was renamed to
+<constant>VIDIOC_G_AUDIO_OLD</constant>, this ioctl will be removed in
+the future. The &VIDIOC-ENUMAUDIO; ioctl was added to enumerate
+audio inputs, while &VIDIOC-G-AUDIO; now reports the current audio
+input.</para>
+	  <para>The same changes were made to &VIDIOC-G-AUDOUT; and
+&VIDIOC-ENUMAUDOUT;.</para>
+	  <para>Until further the "videodev" module will automatically
+translate between the old and new ioctls, but drivers and applications
+must be updated to successfully compile again.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &VIDIOC-OVERLAY; ioctl was incorrectly defined with
+write-read parameter. It was changed to write-only, while the write-read
+version was renamed to <constant>VIDIOC_OVERLAY_OLD</constant>. The old
+ioctl will be removed in the future. Until further the "videodev"
+kernel module will automatically translate to the new version, so drivers
+must be recompiled, but not applications.</para>
+	</listitem>
+
+	<listitem>
+	  <para><xref linkend="overlay" /> incorrectly stated that
+clipping rectangles define regions where the video can be seen.
+Correct is that clipping rectangles define regions where
+<emphasis>no</emphasis> video shall be displayed and so the graphics
+surface can be seen.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The &VIDIOC-S-PARM; and &VIDIOC-S-CTRL; ioctls were
+defined with write-only parameter, inconsistent with other ioctls
+modifying their argument. They were changed to write-read, while a
+<constant>_OLD</constant> suffix was added to the write-only versions.
+The old ioctls will be removed in the future. Drivers and
+applications assuming a constant parameter need an update.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 2003-11-05</title>
+      <orderedlist>
+	<listitem>
+	  <para>In <xref linkend="pixfmt-rgb" /> the following pixel
+formats were incorrectly transferred from Bill Dirks' V4L2
+specification. Descriptions below refer to bytes in memory, in
+ascending address order.<informaltable>
+	      <tgroup cols="3">
+		<thead>
+		  <row>
+		    <entry>Symbol</entry>
+		    <entry>In this document prior to revision
+0.5</entry>
+		    <entry>Corrected</entry>
+		  </row>
+		</thead>
+		<tbody valign="top">
+		  <row>
+		    <entry><constant>V4L2_PIX_FMT_RGB24</constant></entry>
+		    <entry>B, G, R</entry>
+		    <entry>R, G, B</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
+		    <entry>R, G, B</entry>
+		    <entry>B, G, R</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_PIX_FMT_RGB32</constant></entry>
+		    <entry>B, G, R, X</entry>
+		    <entry>R, G, B, X</entry>
+		  </row>
+		  <row>
+		    <entry><constant>V4L2_PIX_FMT_BGR32</constant></entry>
+		    <entry>R, G, B, X</entry>
+		    <entry>B, G, R, X</entry>
+		  </row>
+		</tbody>
+	      </tgroup>
+	    </informaltable> The
+<constant>V4L2_PIX_FMT_BGR24</constant> example was always
+correct.</para>
+	  <para>In <xref linkend="v4l-image-properties" /> the mapping
+of the V4L <constant>VIDEO_PALETTE_RGB24</constant> and
+<constant>VIDEO_PALETTE_RGB32</constant> formats to V4L2 pixel formats
+was accordingly corrected.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Unrelated to the fixes above, drivers may still
+interpret some V4L2 RGB pixel formats differently. These issues have
+yet to be addressed, for details see <xref
+	      linkend="pixfmt-rgb" />.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.6, 2004-05-09</title>
+      <orderedlist>
+	<listitem>
+	  <para>The &VIDIOC-CROPCAP; ioctl was incorrectly defined
+with read-only parameter. It is now defined as write-read ioctl, while
+the read-only version was renamed to
+<constant>VIDIOC_CROPCAP_OLD</constant>. The old ioctl will be removed
+in the future.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.8</title>
+      <orderedlist>
+	<listitem>
+	  <para>A new field <structfield>input</structfield> (former
+<structfield>reserved[0]</structfield>) was added to the &v4l2-buffer;
+structure. Purpose of this field is to alternate between video inputs
+(&eg; cameras) in step with the video capturing process. This function
+must be enabled with the new <constant>V4L2_BUF_FLAG_INPUT</constant>
+flag. The <structfield>flags</structfield> field is no longer
+read-only.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2004-08-01</title>
+
+      <orderedlist>
+	<listitem>
+	  <para>The return value of the
+<xref linkend="func-open" /> function was incorrectly documented.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Audio output ioctls end in -AUDOUT, not -AUDIOOUT.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In the Current Audio Input example the
+<constant>VIDIOC_G_AUDIO</constant> ioctl took the wrong
+argument.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The documentation of the &VIDIOC-QBUF; and
+&VIDIOC-DQBUF; ioctls did not mention the &v4l2-buffer;
+<structfield>memory</structfield> field. It was also missing from
+examples. Also on the <constant>VIDIOC_DQBUF</constant> page the &EIO;
+was not documented.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.14</title>
+      <orderedlist>
+	<listitem>
+	  <para>A new sliced VBI interface was added. It is documented
+in <xref linkend="sliced" /> and replaces the interface first
+proposed in V4L2 specification 0.8.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.15</title>
+      <orderedlist>
+	<listitem>
+	  <para>The &VIDIOC-LOG-STATUS; ioctl was added.</para>
+	</listitem>
+
+	<listitem>
+	  <para>New video standards
+<constant>V4L2_STD_NTSC_443</constant>,
+<constant>V4L2_STD_SECAM_LC</constant>,
+<constant>V4L2_STD_SECAM_DK</constant> (a set of SECAM D, K and K1),
+and <constant>V4L2_STD_ATSC</constant> (a set of
+<constant>V4L2_STD_ATSC_8_VSB</constant> and
+<constant>V4L2_STD_ATSC_16_VSB</constant>) were defined. Note the
+<constant>V4L2_STD_525_60</constant> set now includes
+<constant>V4L2_STD_NTSC_443</constant>. See also <xref
+	      linkend="v4l2-std-id" />.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The <constant>VIDIOC_G_COMP</constant> and
+<constant>VIDIOC_S_COMP</constant> ioctl were renamed to
+<constant>VIDIOC_G_MPEGCOMP</constant> and
+<constant>VIDIOC_S_MPEGCOMP</constant> respectively. Their argument
+was replaced by a struct
+<structname>v4l2_mpeg_compression</structname> pointer. (The
+<constant>VIDIOC_G_MPEGCOMP</constant> and
+<constant>VIDIOC_S_MPEGCOMP</constant> ioctls where removed in Linux
+2.6.25.)</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2005-11-27</title>
+      <para>The capture example in <xref linkend="capture-example" />
+called the &VIDIOC-S-CROP; ioctl without checking if cropping is
+supported. In the video standard selection example in
+<xref linkend="standard" /> the &VIDIOC-S-STD; call used the wrong
+argument type.</para>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2006-01-10</title>
+      <orderedlist>
+	<listitem>
+	  <para>The <constant>V4L2_IN_ST_COLOR_KILL</constant> flag in
+&v4l2-input; not only indicates if the color killer is enabled, but
+also if it is active. (The color killer disables color decoding when
+it detects no color in the video signal to improve the image
+quality.)</para>
+	</listitem>
+
+	<listitem>
+	  <para>&VIDIOC-S-PARM; is a write-read ioctl, not write-only as
+stated on its reference page. The ioctl changed in 2003 as noted above.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2006-02-03</title>
+      <orderedlist>
+	<listitem>
+	  <para>In &v4l2-captureparm; and &v4l2-outputparm; the
+<structfield>timeperframe</structfield> field gives the time in
+seconds, not microseconds.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2006-02-04</title>
+      <orderedlist>
+	<listitem>
+	  <para>The <structfield>clips</structfield> field in
+&v4l2-window; must point to an array of &v4l2-clip;, not a linked
+list, because drivers ignore the struct
+<structname>v4l2_clip</structname>.<structfield>next</structfield>
+pointer.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.17</title>
+      <orderedlist>
+	<listitem>
+	  <para>New video standard macros were added:
+<constant>V4L2_STD_NTSC_M_KR</constant> (NTSC M South Korea), and the
+sets <constant>V4L2_STD_MN</constant>,
+<constant>V4L2_STD_B</constant>, <constant>V4L2_STD_GH</constant> and
+<constant>V4L2_STD_DK</constant>. The
+<constant>V4L2_STD_NTSC</constant> and
+<constant>V4L2_STD_SECAM</constant> sets now include
+<constant>V4L2_STD_NTSC_M_KR</constant> and
+<constant>V4L2_STD_SECAM_LC</constant> respectively.</para>
+	</listitem>
+
+	<listitem>
+	  <para>A new <constant>V4L2_TUNER_MODE_LANG1_LANG2</constant>
+was defined to record both languages of a bilingual program. The
+use of <constant>V4L2_TUNER_MODE_STEREO</constant> for this purpose
+is deprecated now. See the &VIDIOC-G-TUNER; section for
+details.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2006-09-23 (Draft 0.15)</title>
+      <orderedlist>
+	<listitem>
+	  <para>In various places
+<constant>V4L2_BUF_TYPE_SLICED_VBI_CAPTURE</constant> and
+<constant>V4L2_BUF_TYPE_SLICED_VBI_OUTPUT</constant> of the sliced VBI
+interface were not mentioned along with other buffer types.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In <xref linkend="vidioc-g-audio" /> it was clarified
+that the &v4l2-audio; <structfield>mode</structfield> field is a flags
+field.</para>
+	</listitem>
+
+	<listitem>
+	  <para><xref linkend="vidioc-querycap" /> did not mention the
+sliced VBI and radio capability flags.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In <xref linkend="vidioc-g-frequency" /> it was
+clarified that applications must initialize the tuner
+<structfield>type</structfield> field of &v4l2-frequency; before
+calling &VIDIOC-S-FREQUENCY;.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The <structfield>reserved</structfield> array
+in &v4l2-requestbuffers; has 2 elements, not 32.</para>
+	</listitem>
+
+	<listitem>
+	  <para>In <xref linkend="output" /> and <xref
+	      linkend="raw-vbi" /> the device file names
+<filename>/dev/vout</filename> which never caught on were replaced
+by <filename>/dev/video</filename>.</para>
+	</listitem>
+
+	<listitem>
+	  <para>With Linux 2.6.15 the possible range for VBI device minor
+numbers was extended from 224-239 to 224-255. Accordingly device file names
+<filename>/dev/vbi0</filename> to <filename>/dev/vbi31</filename> are
+possible now.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.18</title>
+      <orderedlist>
+	<listitem>
+	  <para>New ioctls &VIDIOC-G-EXT-CTRLS;, &VIDIOC-S-EXT-CTRLS;
+and &VIDIOC-TRY-EXT-CTRLS; were added, a flag to skip unsupported
+controls with &VIDIOC-QUERYCTRL;, new control types
+<constant>V4L2_CTRL_TYPE_INTEGER64</constant> and
+<constant>V4L2_CTRL_TYPE_CTRL_CLASS</constant> (<xref
+	      linkend="v4l2-ctrl-type" />), and new control flags
+<constant>V4L2_CTRL_FLAG_READ_ONLY</constant>,
+<constant>V4L2_CTRL_FLAG_UPDATE</constant>,
+<constant>V4L2_CTRL_FLAG_INACTIVE</constant> and
+<constant>V4L2_CTRL_FLAG_SLIDER</constant> (<xref
+	      linkend="control-flags" />). See <xref
+	      linkend="extended-controls" /> for details.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.19</title>
+      <orderedlist>
+	<listitem>
+	  <para>In &v4l2-sliced-vbi-cap; a buffer type field was added
+replacing a reserved field. Note on architectures where the size of
+enum types differs from int types the size of the structure changed.
+The &VIDIOC-G-SLICED-VBI-CAP; ioctl was redefined from being read-only
+to write-read. Applications must initialize the type field and clear
+the reserved fields now. These changes may <emphasis>break the
+compatibility</emphasis> with older drivers and applications.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The ioctls &VIDIOC-ENUM-FRAMESIZES; and
+&VIDIOC-ENUM-FRAMEINTERVALS; were added.</para>
+	</listitem>
+
+	<listitem>
+	  <para>A new pixel format <constant>V4L2_PIX_FMT_RGB444</constant> (<xref
+linkend="rgb-formats" />) was added.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 spec erratum 2006-10-12 (Draft 0.17)</title>
+      <orderedlist>
+	<listitem>
+	  <para><constant>V4L2_PIX_FMT_HM12</constant> (<xref
+linkend="reserved-formats" />) is a YUV 4:2:0, not 4:2:2 format.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.21</title>
+      <orderedlist>
+	<listitem>
+	  <para>The <filename>videodev2.h</filename> header file is
+now dual licensed under GNU General Public License version two or
+later, and under a 3-clause BSD-style license.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.22</title>
+      <orderedlist>
+	<listitem>
+	  <para>Two new field orders
+	  <constant>V4L2_FIELD_INTERLACED_TB</constant> and
+	  <constant>V4L2_FIELD_INTERLACED_BT</constant> were
+	  added. See <xref linkend="v4l2-field" /> for details.</para>
+	</listitem>
+
+	<listitem>
+	  <para>Three new clipping/blending methods with a global or
+straight or inverted local alpha value were added to the video overlay
+interface. See the description of the &VIDIOC-G-FBUF; and
+&VIDIOC-S-FBUF; ioctls for details.</para>
+	  <para>A new <structfield>global_alpha</structfield> field
+was added to <link
+linkend="v4l2-window"><structname>v4l2_window</structname></link>,
+extending the structure. This may <emphasis>break
+compatibility</emphasis> with applications using a struct
+<structname>v4l2_window</structname> directly. However the <link
+linkend="vidioc-g-fmt">VIDIOC_G/S/TRY_FMT</link> ioctls, which take a
+pointer to a <link linkend="v4l2-format">v4l2_format</link> parent
+structure with padding bytes at the end, are not affected.</para>
+	</listitem>
+
+	<listitem>
+	  <para>The format of the <structfield>chromakey</structfield>
+field in &v4l2-window; changed from "host order RGB32" to a pixel
+value in the same format as the framebuffer. This may <emphasis>break
+compatibility</emphasis> with existing applications. Drivers
+supporting the "host order RGB32" format are not known.</para>
+	</listitem>
+
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.24</title>
+      <orderedlist>
+	<listitem>
+	  <para>The pixel formats
+<constant>V4L2_PIX_FMT_PAL8</constant>,
+<constant>V4L2_PIX_FMT_YUV444</constant>,
+<constant>V4L2_PIX_FMT_YUV555</constant>,
+<constant>V4L2_PIX_FMT_YUV565</constant> and
+<constant>V4L2_PIX_FMT_YUV32</constant> were added.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.25</title>
+      <orderedlist>
+	<listitem>
+	  <para>The pixel formats <link linkend="V4L2-PIX-FMT-Y16">
+<constant>V4L2_PIX_FMT_Y16</constant></link> and <link
+linkend="V4L2-PIX-FMT-SBGGR16">
+<constant>V4L2_PIX_FMT_SBGGR16</constant></link> were added.</para>
+	</listitem>
+	<listitem>
+	  <para>New <link linkend="control">controls</link>
+<constant>V4L2_CID_POWER_LINE_FREQUENCY</constant>,
+<constant>V4L2_CID_HUE_AUTO</constant>,
+<constant>V4L2_CID_WHITE_BALANCE_TEMPERATURE</constant>,
+<constant>V4L2_CID_SHARPNESS</constant> and
+<constant>V4L2_CID_BACKLIGHT_COMPENSATION</constant> were added. The
+controls <constant>V4L2_CID_BLACK_LEVEL</constant>,
+<constant>V4L2_CID_WHITENESS</constant>,
+<constant>V4L2_CID_HCENTER</constant> and
+<constant>V4L2_CID_VCENTER</constant> were deprecated.
+</para>
+	</listitem>
+	<listitem>
+	  <para>A <link linkend="camera-controls">Camera controls
+class</link> was added, with the new controls
+<constant>V4L2_CID_EXPOSURE_AUTO</constant>,
+<constant>V4L2_CID_EXPOSURE_ABSOLUTE</constant>,
+<constant>V4L2_CID_EXPOSURE_AUTO_PRIORITY</constant>,
+<constant>V4L2_CID_PAN_RELATIVE</constant>,
+<constant>V4L2_CID_TILT_RELATIVE</constant>,
+<constant>V4L2_CID_PAN_RESET</constant>,
+<constant>V4L2_CID_TILT_RESET</constant>,
+<constant>V4L2_CID_PAN_ABSOLUTE</constant>,
+<constant>V4L2_CID_TILT_ABSOLUTE</constant>,
+<constant>V4L2_CID_FOCUS_ABSOLUTE</constant>,
+<constant>V4L2_CID_FOCUS_RELATIVE</constant> and
+<constant>V4L2_CID_FOCUS_AUTO</constant>.</para>
+	</listitem>
+	<listitem>
+	  <para>The <constant>VIDIOC_G_MPEGCOMP</constant> and
+<constant>VIDIOC_S_MPEGCOMP</constant> ioctls, which were superseded
+by the <link linkend="extended-controls">extended controls</link>
+interface in Linux 2.6.18, where finally removed from the
+<filename>videodev2.h</filename> header file.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.26</title>
+      <orderedlist>
+	<listitem>
+	  <para>The pixel formats
+<constant>V4L2_PIX_FMT_Y16</constant> and
+<constant>V4L2_PIX_FMT_SBGGR16</constant> were added.</para>
+	</listitem>
+	<listitem>
+	  <para>Added user controls
+<constant>V4L2_CID_CHROMA_AGC</constant> and
+<constant>V4L2_CID_COLOR_KILLER</constant>.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.27</title>
+      <orderedlist>
+	<listitem>
+	  <para>The &VIDIOC-S-HW-FREQ-SEEK; ioctl and the
+<constant>V4L2_CAP_HW_FREQ_SEEK</constant> capability were added.</para>
+	</listitem>
+	<listitem>
+	  <para>The pixel formats
+<constant>V4L2_PIX_FMT_YVYU</constant>,
+<constant>V4L2_PIX_FMT_PCA501</constant>,
+<constant>V4L2_PIX_FMT_PCA505</constant>,
+<constant>V4L2_PIX_FMT_PCA508</constant>,
+<constant>V4L2_PIX_FMT_PCA561</constant>,
+<constant>V4L2_PIX_FMT_SGBRG8</constant>,
+<constant>V4L2_PIX_FMT_PAC207</constant> and
+<constant>V4L2_PIX_FMT_PJPG</constant> were added.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.28</title>
+      <orderedlist>
+	<listitem>
+	  <para>Added <constant>V4L2_MPEG_AUDIO_ENCODING_AAC</constant> and
+<constant>V4L2_MPEG_AUDIO_ENCODING_AC3</constant> MPEG audio encodings.</para>
+	</listitem>
+	<listitem>
+	  <para>Added <constant>V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC</constant> MPEG
+video encoding.</para>
+	</listitem>
+	<listitem>
+	  <para>The pixel formats
+<constant>V4L2_PIX_FMT_SGRBG10</constant> and
+<constant>V4L2_PIX_FMT_SGRBG10DPCM8</constant> were added.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+
+    <section>
+      <title>V4L2 in Linux 2.6.29</title>
+      <orderedlist>
+	<listitem>
+	  <para>The <constant>VIDIOC_G_CHIP_IDENT</constant> ioctl was renamed
+to <constant>VIDIOC_G_CHIP_IDENT_OLD</constant> and &VIDIOC-DBG-G-CHIP-IDENT;
+was introduced in its place. The old struct <structname>v4l2_chip_ident</structname>
+was renamed to <structname id="v4l2-chip-ident-old">v4l2_chip_ident_old</structname>.</para>
+	</listitem>
+	<listitem>
+	  <para>The pixel formats
+<constant>V4L2_PIX_FMT_VYUY</constant>,
+<constant>V4L2_PIX_FMT_NV16</constant> and
+<constant>V4L2_PIX_FMT_NV61</constant> were added.</para>
+	</listitem>
+	<listitem>
+	  <para>Added camera controls
+<constant>V4L2_CID_ZOOM_ABSOLUTE</constant>,
+<constant>V4L2_CID_ZOOM_RELATIVE</constant>,
+<constant>V4L2_CID_ZOOM_CONTINUOUS</constant> and
+<constant>V4L2_CID_PRIVACY</constant>.</para>
+	</listitem>
+      </orderedlist>
+    </section>
+    <section>
+      <title>V4L2 in Linux 2.6.30</title>
+      <orderedlist>
+	<listitem>
+	  <para>New control flag <constant>V4L2_CTRL_FLAG_WRITE_ONLY</constant> was added.</para>
+	</listitem>
+	<listitem>
+	  <para>New control <constant>V4L2_CID_COLORFX</constant> was added.</para>
+	</listitem>
+       </orderedlist>
+     </section>
+    <section>
+      <title>V4L2 in Linux 2.6.32</title>
+      <orderedlist>
+	<listitem>
+	  <para>In order to be easier to compare a V4L2 API and a kernel
+version, now V4L2 API is numbered using the Linux Kernel version numeration.</para>
+	</listitem>
+	<listitem>
+	  <para>Finalized the RDS capture API. See <xref linkend="rds" /> for
+more information.</para>
+	</listitem>
+	<listitem>
+	  <para>Added new capabilities for modulators and RDS encoders.</para>
+	</listitem>
+	<listitem>
+	  <para>Add description for libv4l API.</para>
+	</listitem>
+	<listitem>
+	  <para>Added support for string controls via new type <constant>V4L2_CTRL_TYPE_STRING</constant>.</para>
+	</listitem>
+	<listitem>
+	  <para>Added <constant>V4L2_CID_BAND_STOP_FILTER</constant> documentation.</para>
+	</listitem>
+	<listitem>
+	  <para>Added FM Modulator (FM TX) Extended Control Class: <constant>V4L2_CTRL_CLASS_FM_TX</constant> and their Control IDs.</para>
+	</listitem>
+	<listitem>
+	  <para>Added Remote Controller chapter, describing the default Remote Controller mapping for media devices.</para>
+	</listitem>
+       </orderedlist>
+     </section>
+   </section>
+
+   <section id="other">
+     <title>Relation of V4L2 to other Linux multimedia APIs</title>
+
+    <section id="xvideo">
+      <title>X Video Extension</title>
+
+      <para>The X Video Extension (abbreviated XVideo or just Xv) is
+an extension of the X Window system, implemented for example by the
+XFree86 project. Its scope is similar to V4L2, an API to video capture
+and output devices for X clients. Xv allows applications to display
+live video in a window, send window contents to a TV output, and
+capture or output still images in XPixmaps<footnote>
+	  <para>This is not implemented in XFree86.</para>
+	</footnote>. With their implementation XFree86 makes the
+extension available across many operating systems and
+architectures.</para>
+
+      <para>Because the driver is embedded into the X server Xv has a
+number of advantages over the V4L2 <link linkend="overlay">video
+overlay interface</link>. The driver can easily determine the overlay
+target, &ie; visible graphics memory or off-screen buffers for a
+destructive overlay. It can program the RAMDAC for a non-destructive
+overlay, scaling or color-keying, or the clipping functions of the
+video capture hardware, always in sync with drawing operations or
+windows moving or changing their stacking order.</para>
+
+      <para>To combine the advantages of Xv and V4L a special Xv
+driver exists in XFree86 and XOrg, just programming any overlay capable
+Video4Linux device it finds. To enable it
+<filename>/etc/X11/XF86Config</filename> must contain these lines:</para>
+      <para><screen>
+Section "Module"
+    Load "v4l"
+EndSection</screen></para>
+
+      <para>As of XFree86 4.2 this driver still supports only V4L
+ioctls, however it should work just fine with all V4L2 devices through
+the V4L2 backward-compatibility layer. Since V4L2 permits multiple
+opens it is possible (if supported by the V4L2 driver) to capture
+video while an X client requested video overlay. Restrictions of
+simultaneous capturing and overlay are discussed in <xref
+	  linkend="overlay" /> apply.</para>
+
+      <para>Only marginally related to V4L2, XFree86 extended Xv to
+support hardware YUV to RGB conversion and scaling for faster video
+playback, and added an interface to MPEG-2 decoding hardware. This API
+is useful to display images captured with V4L2 devices.</para>
+    </section>
+
+    <section>
+      <title>Digital Video</title>
+
+      <para>V4L2 does not support digital terrestrial, cable or
+satellite broadcast. A separate project aiming at digital receivers
+exists. You can find its homepage at <ulink
+url="http://linuxtv.org">http://linuxtv.org</ulink>. The Linux DVB API
+has no connection to the V4L2 API except that drivers for hybrid
+hardware may support both.</para>
+    </section>
+
+    <section>
+      <title>Audio Interfaces</title>
+
+      <para>[to do - OSS/ALSA]</para>
+    </section>
+  </section>
+
+  <section id="experimental">
+    <title>Experimental API Elements</title>
+
+    <para>The following V4L2 API elements are currently experimental
+and may change in the future.</para>
+
+    <itemizedlist>
+      <listitem>
+	<para>Video Output Overlay (OSD) Interface, <xref
+	    linkend="osd" />.</para>
+      </listitem>
+	<listitem>
+	<para><constant>V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY</constant>,
+	&v4l2-buf-type;, <xref linkend="v4l2-buf-type" />.</para>
+      </listitem>
+      <listitem>
+	<para><constant>V4L2_CAP_VIDEO_OUTPUT_OVERLAY</constant>,
+&VIDIOC-QUERYCAP; ioctl, <xref linkend="device-capabilities" />.</para>
+      </listitem>
+      <listitem>
+	<para>&VIDIOC-ENUM-FRAMESIZES; and
+&VIDIOC-ENUM-FRAMEINTERVALS; ioctls.</para>
+      </listitem>
+      <listitem>
+	<para>&VIDIOC-G-ENC-INDEX; ioctl.</para>
+      </listitem>
+      <listitem>
+	<para>&VIDIOC-ENCODER-CMD; and &VIDIOC-TRY-ENCODER-CMD;
+ioctls.</para>
+      </listitem>
+      <listitem>
+	<para>&VIDIOC-DBG-G-REGISTER; and &VIDIOC-DBG-S-REGISTER;
+ioctls.</para>
+      </listitem>
+      <listitem>
+	<para>&VIDIOC-DBG-G-CHIP-IDENT; ioctl.</para>
+      </listitem>
+    </itemizedlist>
+  </section>
+
+  <section id="obsolete">
+    <title>Obsolete API Elements</title>
+
+    <para>The following V4L2 API elements were superseded by new
+interfaces and should not be implemented in new drivers.</para>
+
+    <itemizedlist>
+      <listitem>
+	<para><constant>VIDIOC_G_MPEGCOMP</constant> and
+<constant>VIDIOC_S_MPEGCOMP</constant> ioctls. Use Extended Controls,
+<xref linkend="extended-controls" />.</para>
+      </listitem>
+    </itemizedlist>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/controls.xml b/Documentation/DocBook/v4l/controls.xml
new file mode 100644
index 000000000000..f492accb691d
--- /dev/null
+++ b/Documentation/DocBook/v4l/controls.xml
@@ -0,0 +1,2049 @@
+  <section id="control">
+    <title>User Controls</title>
+
+    <para>Devices typically have a number of user-settable controls
+such as brightness, saturation and so on, which would be presented to
+the user on a graphical user interface. But, different devices
+will have different controls available, and furthermore, the range of
+possible values, and the default value will vary from device to
+device. The control ioctls provide the information and a mechanism to
+create a nice user interface for these controls that will work
+correctly with any device.</para>
+
+    <para>All controls are accessed using an ID value. V4L2 defines
+several IDs for specific purposes. Drivers can also implement their
+own custom controls using <constant>V4L2_CID_PRIVATE_BASE</constant>
+and higher values. The pre-defined control IDs have the prefix
+<constant>V4L2_CID_</constant>, and are listed in <xref
+linkend="control-id" />. The ID is used when querying the attributes of
+a control, and when getting or setting the current value.</para>
+
+    <para>Generally applications should present controls to the user
+without assumptions about their purpose. Each control comes with a
+name string the user is supposed to understand. When the purpose is
+non-intuitive the driver writer should provide a user manual, a user
+interface plug-in or a driver specific panel application. Predefined
+IDs were introduced to change a few controls programmatically, for
+example to mute a device during a channel switch.</para>
+
+    <para>Drivers may enumerate different controls after switching
+the current video input or output, tuner or modulator, or audio input
+or output. Different in the sense of other bounds, another default and
+current value, step size or other menu items. A control with a certain
+<emphasis>custom</emphasis> ID can also change name and
+type.<footnote>
+	<para>It will be more convenient for applications if drivers
+make use of the <constant>V4L2_CTRL_FLAG_DISABLED</constant> flag, but
+that was never required.</para>
+      </footnote> Control values are stored globally, they do not
+change when switching except to stay within the reported bounds. They
+also do not change &eg; when the device is opened or closed, when the
+tuner radio frequency is changed or generally never without
+application request. Since V4L2 specifies no event mechanism, panel
+applications intended to cooperate with other panel applications (be
+they built into a larger application, as a TV viewer) may need to
+regularly poll control values to update their user
+interface.<footnote>
+	<para>Applications could call an ioctl to request events.
+After another process called &VIDIOC-S-CTRL; or another ioctl changing
+shared properties the &func-select; function would indicate
+readability until any ioctl (querying the properties) is
+called.</para>
+      </footnote></para>
+
+    <table pgwide="1" frame="none" id="control-id">
+      <title>Control IDs</title>
+      <tgroup cols="3">
+	&cs-def;
+	<thead>
+	  <row>
+	    <entry>ID</entry>
+	    <entry>Type</entry>
+	    <entry>Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CID_BASE</constant></entry>
+	    <entry></entry>
+	    <entry>First predefined ID, equal to
+<constant>V4L2_CID_BRIGHTNESS</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_USER_BASE</constant></entry>
+	    <entry></entry>
+	    <entry>Synonym of <constant>V4L2_CID_BASE</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_BRIGHTNESS</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Picture brightness, or more precisely, the black
+level.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_CONTRAST</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Picture contrast or luma gain.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_SATURATION</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Picture color saturation or chroma gain.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_HUE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Hue or color balance.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_VOLUME</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Overall audio volume. Note some drivers also
+provide an OSS or ALSA mixer interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_BALANCE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Audio stereo balance. Minimum corresponds to all
+the way left, maximum to right.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_BASS</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Audio bass adjustment.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_TREBLE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Audio treble adjustment.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_MUTE</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Mute audio, &ie; set the volume to zero, however
+without affecting <constant>V4L2_CID_AUDIO_VOLUME</constant>. Like
+ALSA drivers, V4L2 drivers must mute at load time to avoid excessive
+noise. Actually the entire device should be reset to a low power
+consumption state.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUDIO_LOUDNESS</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Loudness mode (bass boost).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_BLACK_LEVEL</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Another name for brightness (not a synonym of
+<constant>V4L2_CID_BRIGHTNESS</constant>). This control is deprecated
+and should not be used in new drivers and applications.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUTO_WHITE_BALANCE</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Automatic white balance (cameras).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_DO_WHITE_BALANCE</constant></entry>
+	    <entry>button</entry>
+	    <entry>This is an action control. When set (the value is
+ignored), the device will do a white balance and then hold the current
+setting. Contrast this with the boolean
+<constant>V4L2_CID_AUTO_WHITE_BALANCE</constant>, which, when
+activated, keeps adjusting the white balance.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_RED_BALANCE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Red chroma balance.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_BLUE_BALANCE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Blue chroma balance.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_GAMMA</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Gamma adjust.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_WHITENESS</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Whiteness for grey-scale devices. This is a synonym
+for <constant>V4L2_CID_GAMMA</constant>. This control is deprecated
+and should not be used in new drivers and applications.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_EXPOSURE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Exposure (cameras). [Unit?]</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_AUTOGAIN</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Automatic gain/exposure control.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_GAIN</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Gain control.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_HFLIP</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Mirror the picture horizontally.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_VFLIP</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Mirror the picture vertically.</entry>
+	  </row>
+	<row>
+	  <entry><constant>V4L2_CID_HCENTER_DEPRECATED</constant> (formerly <constant>V4L2_CID_HCENTER</constant>)</entry>
+	    <entry>integer</entry>
+	    <entry>Horizontal image centering. This control is
+deprecated. New drivers and applications should use the <link
+linkend="camera-controls">Camera class controls</link>
+<constant>V4L2_CID_PAN_ABSOLUTE</constant>,
+<constant>V4L2_CID_PAN_RELATIVE</constant> and
+<constant>V4L2_CID_PAN_RESET</constant> instead.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_VCENTER_DEPRECATED</constant>
+	    (formerly <constant>V4L2_CID_VCENTER</constant>)</entry>
+	    <entry>integer</entry>
+	    <entry>Vertical image centering. Centering is intended to
+<emphasis>physically</emphasis> adjust cameras. For image cropping see
+<xref linkend="crop" />, for clipping <xref linkend="overlay" />. This
+control is deprecated. New drivers and applications should use the
+<link linkend="camera-controls">Camera class controls</link>
+<constant>V4L2_CID_TILT_ABSOLUTE</constant>,
+<constant>V4L2_CID_TILT_RELATIVE</constant> and
+<constant>V4L2_CID_TILT_RESET</constant> instead.</entry>
+	  </row>
+	  <row id="v4l2-power-line-frequency">
+	    <entry><constant>V4L2_CID_POWER_LINE_FREQUENCY</constant></entry>
+	    <entry>enum</entry>
+	    <entry>Enables a power line frequency filter to avoid
+flicker. Possible values for <constant>enum v4l2_power_line_frequency</constant> are:
+<constant>V4L2_CID_POWER_LINE_FREQUENCY_DISABLED</constant> (0),
+<constant>V4L2_CID_POWER_LINE_FREQUENCY_50HZ</constant> (1) and
+<constant>V4L2_CID_POWER_LINE_FREQUENCY_60HZ</constant> (2).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_HUE_AUTO</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Enables automatic hue control by the device. The
+effect of setting <constant>V4L2_CID_HUE</constant> while automatic
+hue control is enabled is undefined, drivers should ignore such
+request.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_WHITE_BALANCE_TEMPERATURE</constant></entry>
+	    <entry>integer</entry>
+	    <entry>This control specifies the white balance settings
+as a color temperature in Kelvin. A driver should have a minimum of
+2800 (incandescent) to 6500 (daylight). For more information about
+color temperature see <ulink
+url="http://en.wikipedia.org/wiki/Color_temperature">Wikipedia</ulink>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_SHARPNESS</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Adjusts the sharpness filters in a camera. The
+minimum value disables the filters, higher values give a sharper
+picture.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_BACKLIGHT_COMPENSATION</constant></entry>
+	    <entry>integer</entry>
+	    <entry>Adjusts the backlight compensation in a camera. The
+minimum value disables backlight compensation.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_CHROMA_AGC</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Chroma automatic gain control.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_COLOR_KILLER</constant></entry>
+	    <entry>boolean</entry>
+	    <entry>Enable the color killer (&ie; force a black &amp; white image in case of a weak video signal).</entry>
+	  </row>
+	  <row id="v4l2-colorfx">
+	    <entry><constant>V4L2_CID_COLORFX</constant></entry>
+	    <entry>enum</entry>
+	    <entry>Selects a color effect. Possible values for
+<constant>enum v4l2_colorfx</constant> are:
+<constant>V4L2_COLORFX_NONE</constant> (0),
+<constant>V4L2_COLORFX_BW</constant> (1) and
+<constant>V4L2_COLORFX_SEPIA</constant> (2).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_LASTP1</constant></entry>
+	    <entry></entry>
+	    <entry>End of the predefined control IDs (currently
+<constant>V4L2_CID_COLORFX</constant> + 1).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CID_PRIVATE_BASE</constant></entry>
+	    <entry></entry>
+	    <entry>ID of the first custom (driver specific) control.
+Applications depending on particular custom controls should check the
+driver name and version, see <xref linkend="querycap" />.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>Applications can enumerate the available controls with the
+&VIDIOC-QUERYCTRL; and &VIDIOC-QUERYMENU; ioctls, get and set a
+control value with the &VIDIOC-G-CTRL; and &VIDIOC-S-CTRL; ioctls.
+Drivers must implement <constant>VIDIOC_QUERYCTRL</constant>,
+<constant>VIDIOC_G_CTRL</constant> and
+<constant>VIDIOC_S_CTRL</constant> when the device has one or more
+controls, <constant>VIDIOC_QUERYMENU</constant> when it has one or
+more menu type controls.</para>
+
+    <example>
+      <title>Enumerating all controls</title>
+
+      <programlisting>
+&v4l2-queryctrl; queryctrl;
+&v4l2-querymenu; querymenu;
+
+static void
+enumerate_menu (void)
+{
+	printf ("  Menu items:\n");
+
+	memset (&amp;querymenu, 0, sizeof (querymenu));
+	querymenu.id = queryctrl.id;
+
+	for (querymenu.index = queryctrl.minimum;
+	     querymenu.index &lt;= queryctrl.maximum;
+	      querymenu.index++) {
+		if (0 == ioctl (fd, &VIDIOC-QUERYMENU;, &amp;querymenu)) {
+			printf ("  %s\n", querymenu.name);
+		} else {
+			perror ("VIDIOC_QUERYMENU");
+			exit (EXIT_FAILURE);
+		}
+	}
+}
+
+memset (&amp;queryctrl, 0, sizeof (queryctrl));
+
+for (queryctrl.id = V4L2_CID_BASE;
+     queryctrl.id &lt; V4L2_CID_LASTP1;
+     queryctrl.id++) {
+	if (0 == ioctl (fd, &VIDIOC-QUERYCTRL;, &amp;queryctrl)) {
+		if (queryctrl.flags &amp; V4L2_CTRL_FLAG_DISABLED)
+			continue;
+
+		printf ("Control %s\n", queryctrl.name);
+
+		if (queryctrl.type == V4L2_CTRL_TYPE_MENU)
+			enumerate_menu ();
+	} else {
+		if (errno == EINVAL)
+			continue;
+
+		perror ("VIDIOC_QUERYCTRL");
+		exit (EXIT_FAILURE);
+	}
+}
+
+for (queryctrl.id = V4L2_CID_PRIVATE_BASE;;
+     queryctrl.id++) {
+	if (0 == ioctl (fd, &VIDIOC-QUERYCTRL;, &amp;queryctrl)) {
+		if (queryctrl.flags &amp; V4L2_CTRL_FLAG_DISABLED)
+			continue;
+
+		printf ("Control %s\n", queryctrl.name);
+
+		if (queryctrl.type == V4L2_CTRL_TYPE_MENU)
+			enumerate_menu ();
+	} else {
+		if (errno == EINVAL)
+			break;
+
+		perror ("VIDIOC_QUERYCTRL");
+		exit (EXIT_FAILURE);
+	}
+}
+</programlisting>
+    </example>
+
+    <example>
+      <title>Changing controls</title>
+
+      <programlisting>
+&v4l2-queryctrl; queryctrl;
+&v4l2-control; control;
+
+memset (&amp;queryctrl, 0, sizeof (queryctrl));
+queryctrl.id = V4L2_CID_BRIGHTNESS;
+
+if (-1 == ioctl (fd, &VIDIOC-QUERYCTRL;, &amp;queryctrl)) {
+	if (errno != EINVAL) {
+		perror ("VIDIOC_QUERYCTRL");
+		exit (EXIT_FAILURE);
+	} else {
+		printf ("V4L2_CID_BRIGHTNESS is not supported\n");
+	}
+} else if (queryctrl.flags &amp; V4L2_CTRL_FLAG_DISABLED) {
+	printf ("V4L2_CID_BRIGHTNESS is not supported\n");
+} else {
+	memset (&amp;control, 0, sizeof (control));
+	control.id = V4L2_CID_BRIGHTNESS;
+	control.value = queryctrl.default_value;
+
+	if (-1 == ioctl (fd, &VIDIOC-S-CTRL;, &amp;control)) {
+		perror ("VIDIOC_S_CTRL");
+		exit (EXIT_FAILURE);
+	}
+}
+
+memset (&amp;control, 0, sizeof (control));
+control.id = V4L2_CID_CONTRAST;
+
+if (0 == ioctl (fd, &VIDIOC-G-CTRL;, &amp;control)) {
+	control.value += 1;
+
+	/* The driver may clamp the value or return ERANGE, ignored here */
+
+	if (-1 == ioctl (fd, &VIDIOC-S-CTRL;, &amp;control)
+	    &amp;&amp; errno != ERANGE) {
+		perror ("VIDIOC_S_CTRL");
+		exit (EXIT_FAILURE);
+	}
+/* Ignore if V4L2_CID_CONTRAST is unsupported */
+} else if (errno != EINVAL) {
+	perror ("VIDIOC_G_CTRL");
+	exit (EXIT_FAILURE);
+}
+
+control.id = V4L2_CID_AUDIO_MUTE;
+control.value = TRUE; /* silence */
+
+/* Errors ignored */
+ioctl (fd, VIDIOC_S_CTRL, &amp;control);
+</programlisting>
+    </example>
+  </section>
+
+  <section id="extended-controls">
+    <title>Extended Controls</title>
+
+    <section>
+      <title>Introduction</title>
+
+      <para>The control mechanism as originally designed was meant
+to be used for user settings (brightness, saturation, etc). However,
+it turned out to be a very useful model for implementing more
+complicated driver APIs where each driver implements only a subset of
+a larger API.</para>
+
+      <para>The MPEG encoding API was the driving force behind
+designing and implementing this extended control mechanism: the MPEG
+standard is quite large and the currently supported hardware MPEG
+encoders each only implement a subset of this standard. Further more,
+many parameters relating to how the video is encoded into an MPEG
+stream are specific to the MPEG encoding chip since the MPEG standard
+only defines the format of the resulting MPEG stream, not how the
+video is actually encoded into that format.</para>
+
+      <para>Unfortunately, the original control API lacked some
+features needed for these new uses and so it was extended into the
+(not terribly originally named) extended control API.</para>
+
+      <para>Even though the MPEG encoding API was the first effort
+to use the Extended Control API, nowadays there are also other classes
+of Extended Controls, such as Camera Controls and FM Transmitter Controls.
+The Extended Controls API as well as all Extended Controls classes are
+described in the following text.</para>
+    </section>
+
+    <section>
+      <title>The Extended Control API</title>
+
+      <para>Three new ioctls are available: &VIDIOC-G-EXT-CTRLS;,
+&VIDIOC-S-EXT-CTRLS; and &VIDIOC-TRY-EXT-CTRLS;. These ioctls act on
+arrays of controls (as opposed to the &VIDIOC-G-CTRL; and
+&VIDIOC-S-CTRL; ioctls that act on a single control). This is needed
+since it is often required to atomically change several controls at
+once.</para>
+
+      <para>Each of the new ioctls expects a pointer to a
+&v4l2-ext-controls;. This structure contains a pointer to the control
+array, a count of the number of controls in that array and a control
+class. Control classes are used to group similar controls into a
+single class. For example, control class
+<constant>V4L2_CTRL_CLASS_USER</constant> contains all user controls
+(&ie; all controls that can also be set using the old
+<constant>VIDIOC_S_CTRL</constant> ioctl). Control class
+<constant>V4L2_CTRL_CLASS_MPEG</constant> contains all controls
+relating to MPEG encoding, etc.</para>
+
+      <para>All controls in the control array must belong to the
+specified control class. An error is returned if this is not the
+case.</para>
+
+      <para>It is also possible to use an empty control array (count
+== 0) to check whether the specified control class is
+supported.</para>
+
+      <para>The control array is a &v4l2-ext-control; array. The
+<structname>v4l2_ext_control</structname> structure is very similar to
+&v4l2-control;, except for the fact that it also allows for 64-bit
+values and pointers to be passed.</para>
+
+      <para>It is important to realize that due to the flexibility of
+controls it is necessary to check whether the control you want to set
+actually is supported in the driver and what the valid range of values
+is. So use the &VIDIOC-QUERYCTRL; and &VIDIOC-QUERYMENU; ioctls to
+check this. Also note that it is possible that some of the menu
+indices in a control of type <constant>V4L2_CTRL_TYPE_MENU</constant>
+may not be supported (<constant>VIDIOC_QUERYMENU</constant> will
+return an error). A good example is the list of supported MPEG audio
+bitrates. Some drivers only support one or two bitrates, others
+support a wider range.</para>
+    </section>
+
+    <section>
+      <title>Enumerating Extended Controls</title>
+
+      <para>The recommended way to enumerate over the extended
+controls is by using &VIDIOC-QUERYCTRL; in combination with the
+<constant>V4L2_CTRL_FLAG_NEXT_CTRL</constant> flag:</para>
+
+      <informalexample>
+	<programlisting>
+&v4l2-queryctrl; qctrl;
+
+qctrl.id = V4L2_CTRL_FLAG_NEXT_CTRL;
+while (0 == ioctl (fd, &VIDIOC-QUERYCTRL;, &amp;qctrl)) {
+	/* ... */
+	qctrl.id |= V4L2_CTRL_FLAG_NEXT_CTRL;
+}
+</programlisting>
+      </informalexample>
+
+      <para>The initial control ID is set to 0 ORed with the
+<constant>V4L2_CTRL_FLAG_NEXT_CTRL</constant> flag. The
+<constant>VIDIOC_QUERYCTRL</constant> ioctl will return the first
+control with a higher ID than the specified one. When no such controls
+are found an error is returned.</para>
+
+      <para>If you want to get all controls within a specific control
+class, then you can set the initial
+<structfield>qctrl.id</structfield> value to the control class and add
+an extra check to break out of the loop when a control of another
+control class is found:</para>
+
+      <informalexample>
+	<programlisting>
+qctrl.id = V4L2_CTRL_CLASS_MPEG | V4L2_CTRL_FLAG_NEXT_CTRL;
+while (0 == ioctl (fd, &VIDIOC-QUERYCTRL;, &amp;qctrl)) {
+	if (V4L2_CTRL_ID2CLASS (qctrl.id) != V4L2_CTRL_CLASS_MPEG)
+		break;
+		/* ... */
+		qctrl.id |= V4L2_CTRL_FLAG_NEXT_CTRL;
+	}
+</programlisting>
+      </informalexample>
+
+      <para>The 32-bit <structfield>qctrl.id</structfield> value is
+subdivided into three bit ranges: the top 4 bits are reserved for
+flags (&eg; <constant>V4L2_CTRL_FLAG_NEXT_CTRL</constant>) and are not
+actually part of the ID. The remaining 28 bits form the control ID, of
+which the most significant 12 bits define the control class and the
+least significant 16 bits identify the control within the control
+class. It is guaranteed that these last 16 bits are always non-zero
+for controls. The range of 0x1000 and up are reserved for
+driver-specific controls. The macro
+<constant>V4L2_CTRL_ID2CLASS(id)</constant> returns the control class
+ID based on a control ID.</para>
+
+      <para>If the driver does not support extended controls, then
+<constant>VIDIOC_QUERYCTRL</constant> will fail when used in
+combination with <constant>V4L2_CTRL_FLAG_NEXT_CTRL</constant>. In
+that case the old method of enumerating control should be used (see
+1.8). But if it is supported, then it is guaranteed to enumerate over
+all controls, including driver-private controls.</para>
+    </section>
+
+    <section>
+      <title>Creating Control Panels</title>
+
+      <para>It is possible to create control panels for a graphical
+user interface where the user can select the various controls.
+Basically you will have to iterate over all controls using the method
+described above. Each control class starts with a control of type
+<constant>V4L2_CTRL_TYPE_CTRL_CLASS</constant>.
+<constant>VIDIOC_QUERYCTRL</constant> will return the name of this
+control class which can be used as the title of a tab page within a
+control panel.</para>
+
+      <para>The flags field of &v4l2-queryctrl; also contains hints on
+the behavior of the control. See the &VIDIOC-QUERYCTRL; documentation
+for more details.</para>
+    </section>
+
+    <section id="mpeg-controls">
+      <title>MPEG Control Reference</title>
+
+      <para>Below all controls within the MPEG control class are
+described. First the generic controls, then controls specific for
+certain hardware.</para>
+
+      <section>
+	<title>Generic MPEG Controls</title>
+
+	<table pgwide="1" frame="none" id="mpeg-control-id">
+	  <title>MPEG Control IDs</title>
+	  <tgroup cols="4">
+	    <colspec colname="c1" colwidth="1*" />
+	    <colspec colname="c2" colwidth="6*" />
+	    <colspec colname="c3" colwidth="2*" />
+	    <colspec colname="c4" colwidth="6*" />
+	    <spanspec namest="c1" nameend="c2" spanname="id" />
+	    <spanspec namest="c2" nameend="c4" spanname="descr" />
+	    <thead>
+	      <row>
+		<entry spanname="id" align="left">ID</entry>
+		<entry align="left">Type</entry>
+	      </row><row rowsep="1"><entry spanname="descr" align="left">Description</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CLASS</constant>&nbsp;</entry>
+		<entry>class</entry>
+	      </row><row><entry spanname="descr">The MPEG class
+descriptor. Calling &VIDIOC-QUERYCTRL; for this control will return a
+description of this control class. This description can be used as the
+caption of a Tab page in a GUI, for example.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-stream-type">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_TYPE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_stream_type</entry>
+	      </row><row><entry spanname="descr">The MPEG-1, -2 or -4
+output stream type. One cannot assume anything here. Each hardware
+MPEG encoder tends to support different subsets of the available MPEG
+stream types. The currently defined stream types are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG2_PS</constant>&nbsp;</entry>
+		      <entry>MPEG-2 program stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG2_TS</constant>&nbsp;</entry>
+		      <entry>MPEG-2 transport stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG1_SS</constant>&nbsp;</entry>
+		      <entry>MPEG-1 system stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG2_DVD</constant>&nbsp;</entry>
+		      <entry>MPEG-2 DVD-compatible stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG1_VCD</constant>&nbsp;</entry>
+		      <entry>MPEG-1 VCD-compatible stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD</constant>&nbsp;</entry>
+		      <entry>MPEG-2 SVCD-compatible stream</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PID_PMT</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Program Map Table
+Packet ID for the MPEG transport stream (default 16)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PID_AUDIO</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Audio Packet ID for
+the MPEG transport stream (default 256)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PID_VIDEO</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Video Packet ID for
+the MPEG transport stream (default 260)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PID_PCR</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Packet ID for the
+MPEG transport stream carrying PCR fields (default 259)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PES_ID_AUDIO</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Audio ID for MPEG
+PES</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_PES_ID_VIDEO</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Video ID for MPEG
+PES</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-stream-vbi-fmt">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_STREAM_VBI_FMT</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_stream_vbi_fmt</entry>
+	      </row><row><entry spanname="descr">Some cards can embed
+VBI data (&eg; Closed Caption, Teletext) into the MPEG stream. This
+control selects whether VBI data should be embedded, and if so, what
+embedding method should be used. The list of possible VBI formats
+depends on the driver. The currently defined VBI format types
+are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_VBI_FMT_NONE</constant>&nbsp;</entry>
+		      <entry>No VBI in the MPEG stream</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_STREAM_VBI_FMT_IVTV</constant>&nbsp;</entry>
+		      <entry>VBI in private packets, IVTV format (documented
+in the kernel sources in the file <filename>Documentation/video4linux/cx2341x/README.vbi</filename>)</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-sampling-freq">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_sampling_freq</entry>
+	      </row><row><entry spanname="descr">MPEG Audio sampling
+frequency. Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100</constant>&nbsp;</entry>
+		      <entry>44.1 kHz</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000</constant>&nbsp;</entry>
+		      <entry>48 kHz</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000</constant>&nbsp;</entry>
+		      <entry>32 kHz</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-encoding">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_ENCODING</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_encoding</entry>
+	      </row><row><entry spanname="descr">MPEG Audio encoding.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_ENCODING_LAYER_1</constant>&nbsp;</entry>
+		      <entry>MPEG-1/2 Layer I encoding</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_ENCODING_LAYER_2</constant>&nbsp;</entry>
+		      <entry>MPEG-1/2 Layer II encoding</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_ENCODING_LAYER_3</constant>&nbsp;</entry>
+		      <entry>MPEG-1/2 Layer III encoding</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_ENCODING_AAC</constant>&nbsp;</entry>
+		      <entry>MPEG-2/4 AAC (Advanced Audio Coding)</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_ENCODING_AC3</constant>&nbsp;</entry>
+		      <entry>AC-3 aka ATSC A/52 encoding</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-l1-bitrate">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_L1_BITRATE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_l1_bitrate</entry>
+	      </row><row><entry spanname="descr">MPEG-1/2 Layer I bitrate.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_32K</constant>&nbsp;</entry>
+		      <entry>32 kbit/s</entry></row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_64K</constant>&nbsp;</entry>
+		      <entry>64 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_96K</constant>&nbsp;</entry>
+		      <entry>96 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_128K</constant>&nbsp;</entry>
+		      <entry>128 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_160K</constant>&nbsp;</entry>
+		      <entry>160 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_192K</constant>&nbsp;</entry>
+		      <entry>192 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_224K</constant>&nbsp;</entry>
+		      <entry>224 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_256K</constant>&nbsp;</entry>
+		      <entry>256 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_288K</constant>&nbsp;</entry>
+		      <entry>288 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_320K</constant>&nbsp;</entry>
+		      <entry>320 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_352K</constant>&nbsp;</entry>
+		      <entry>352 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_384K</constant>&nbsp;</entry>
+		      <entry>384 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_416K</constant>&nbsp;</entry>
+		      <entry>416 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L1_BITRATE_448K</constant>&nbsp;</entry>
+		      <entry>448 kbit/s</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-l2-bitrate">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_L2_BITRATE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_l2_bitrate</entry>
+	      </row><row><entry spanname="descr">MPEG-1/2 Layer II bitrate.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_32K</constant>&nbsp;</entry>
+		      <entry>32 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_48K</constant>&nbsp;</entry>
+		      <entry>48 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_56K</constant>&nbsp;</entry>
+		      <entry>56 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_64K</constant>&nbsp;</entry>
+		      <entry>64 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_80K</constant>&nbsp;</entry>
+		      <entry>80 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_96K</constant>&nbsp;</entry>
+		      <entry>96 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_112K</constant>&nbsp;</entry>
+		      <entry>112 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_128K</constant>&nbsp;</entry>
+		      <entry>128 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_160K</constant>&nbsp;</entry>
+		      <entry>160 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_192K</constant>&nbsp;</entry>
+		      <entry>192 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_224K</constant>&nbsp;</entry>
+		      <entry>224 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_256K</constant>&nbsp;</entry>
+		      <entry>256 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_320K</constant>&nbsp;</entry>
+		      <entry>320 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L2_BITRATE_384K</constant>&nbsp;</entry>
+		      <entry>384 kbit/s</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-l3-bitrate">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_L3_BITRATE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_l3_bitrate</entry>
+	      </row><row><entry spanname="descr">MPEG-1/2 Layer III bitrate.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_32K</constant>&nbsp;</entry>
+		      <entry>32 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_40K</constant>&nbsp;</entry>
+		      <entry>40 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_48K</constant>&nbsp;</entry>
+		      <entry>48 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_56K</constant>&nbsp;</entry>
+		      <entry>56 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_64K</constant>&nbsp;</entry>
+		      <entry>64 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_80K</constant>&nbsp;</entry>
+		      <entry>80 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_96K</constant>&nbsp;</entry>
+		      <entry>96 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_112K</constant>&nbsp;</entry>
+		      <entry>112 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_128K</constant>&nbsp;</entry>
+		      <entry>128 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_160K</constant>&nbsp;</entry>
+		      <entry>160 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_192K</constant>&nbsp;</entry>
+		      <entry>192 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_224K</constant>&nbsp;</entry>
+		      <entry>224 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_256K</constant>&nbsp;</entry>
+		      <entry>256 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_L3_BITRATE_320K</constant>&nbsp;</entry>
+		      <entry>320 kbit/s</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_AAC_BITRATE</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">AAC bitrate in bits per second.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-ac3-bitrate">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_AC3_BITRATE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_ac3_bitrate</entry>
+	      </row><row><entry spanname="descr">AC-3 bitrate.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_32K</constant>&nbsp;</entry>
+		      <entry>32 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_40K</constant>&nbsp;</entry>
+		      <entry>40 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_48K</constant>&nbsp;</entry>
+		      <entry>48 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_56K</constant>&nbsp;</entry>
+		      <entry>56 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_64K</constant>&nbsp;</entry>
+		      <entry>64 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_80K</constant>&nbsp;</entry>
+		      <entry>80 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_96K</constant>&nbsp;</entry>
+		      <entry>96 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_112K</constant>&nbsp;</entry>
+		      <entry>112 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_128K</constant>&nbsp;</entry>
+		      <entry>128 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_160K</constant>&nbsp;</entry>
+		      <entry>160 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_192K</constant>&nbsp;</entry>
+		      <entry>192 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_224K</constant>&nbsp;</entry>
+		      <entry>224 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_256K</constant>&nbsp;</entry>
+		      <entry>256 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_320K</constant>&nbsp;</entry>
+		      <entry>320 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_384K</constant>&nbsp;</entry>
+		      <entry>384 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_448K</constant>&nbsp;</entry>
+		      <entry>448 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_512K</constant>&nbsp;</entry>
+		      <entry>512 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_576K</constant>&nbsp;</entry>
+		      <entry>576 kbit/s</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_AC3_BITRATE_640K</constant>&nbsp;</entry>
+		      <entry>640 kbit/s</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-mode">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_MODE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_mode</entry>
+	      </row><row><entry spanname="descr">MPEG Audio mode.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_STEREO</constant>&nbsp;</entry>
+		      <entry>Stereo</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_JOINT_STEREO</constant>&nbsp;</entry>
+		      <entry>Joint Stereo</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_DUAL</constant>&nbsp;</entry>
+		      <entry>Bilingual</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_MONO</constant>&nbsp;</entry>
+		      <entry>Mono</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-mode-extension">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_MODE_EXTENSION</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_mode_extension</entry>
+	      </row><row><entry spanname="descr">Joint Stereo
+audio mode extension. In Layer I and II they indicate which subbands
+are in intensity stereo. All other subbands are coded in stereo. Layer
+III is not (yet) supported. Possible values
+are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4</constant>&nbsp;</entry>
+		      <entry>Subbands 4-31 in intensity stereo</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8</constant>&nbsp;</entry>
+		      <entry>Subbands 8-31 in intensity stereo</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12</constant>&nbsp;</entry>
+		      <entry>Subbands 12-31 in intensity stereo</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16</constant>&nbsp;</entry>
+		      <entry>Subbands 16-31 in intensity stereo</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-emphasis">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_EMPHASIS</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_emphasis</entry>
+	      </row><row><entry spanname="descr">Audio Emphasis.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_EMPHASIS_NONE</constant>&nbsp;</entry>
+		      <entry>None</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS</constant>&nbsp;</entry>
+		      <entry>50/15 microsecond emphasis</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17</constant>&nbsp;</entry>
+		      <entry>CCITT J.17</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-audio-crc">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_CRC</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_audio_crc</entry>
+	      </row><row><entry spanname="descr">CRC method. Possible
+values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_CRC_NONE</constant>&nbsp;</entry>
+		      <entry>None</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_AUDIO_CRC_CRC16</constant>&nbsp;</entry>
+		      <entry>16 bit parity check</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_AUDIO_MUTE</constant>&nbsp;</entry>
+		<entry>boolean</entry>
+	      </row><row><entry spanname="descr">Mutes the audio when
+capturing. This is not done by muting audio hardware, which can still
+produce a slight hiss, but in the encoder itself, guaranteeing a fixed
+and reproducable audio bitstream. 0 = unmuted, 1 = muted.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-video-encoding">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_ENCODING</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_video_encoding</entry>
+	      </row><row><entry spanname="descr">MPEG Video encoding
+method. Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ENCODING_MPEG_1</constant>&nbsp;</entry>
+		      <entry>MPEG-1 Video encoding</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ENCODING_MPEG_2</constant>&nbsp;</entry>
+		      <entry>MPEG-2 Video encoding</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC</constant>&nbsp;</entry>
+		      <entry>MPEG-4 AVC (H.264) Video encoding</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-video-aspect">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_ASPECT</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_video_aspect</entry>
+	      </row><row><entry spanname="descr">Video aspect.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ASPECT_1x1</constant>&nbsp;</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ASPECT_4x3</constant>&nbsp;</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ASPECT_16x9</constant>&nbsp;</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_ASPECT_221x100</constant>&nbsp;</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_B_FRAMES</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Number of B-Frames
+(default 2)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_GOP_SIZE</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">GOP size (default
+12)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_GOP_CLOSURE</constant>&nbsp;</entry>
+		<entry>boolean</entry>
+	      </row><row><entry spanname="descr">GOP closure (default
+1)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_PULLDOWN</constant>&nbsp;</entry>
+		<entry>boolean</entry>
+	      </row><row><entry spanname="descr">Enable 3:2 pulldown
+(default 0)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-video-bitrate-mode">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_BITRATE_MODE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_video_bitrate_mode</entry>
+	      </row><row><entry spanname="descr">Video bitrate mode.
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_BITRATE_MODE_VBR</constant>&nbsp;</entry>
+		      <entry>Variable bitrate</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_VIDEO_BITRATE_MODE_CBR</constant>&nbsp;</entry>
+		      <entry>Constant bitrate</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_BITRATE</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Video bitrate in bits
+per second.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_BITRATE_PEAK</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Peak video bitrate in
+bits per second. Must be larger or equal to the average video bitrate.
+It is ignored if the video bitrate mode is set to constant
+bitrate.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">For every captured
+frame, skip this many subsequent frames (default 0).</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_MUTE</constant>&nbsp;</entry>
+		<entry>boolean</entry>
+	      </row>
+	      <row><entry spanname="descr">"Mutes" the video to a
+fixed color when capturing. This is useful for testing, to produce a
+fixed video bitstream. 0 = unmuted, 1 = muted.</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_VIDEO_MUTE_YUV</constant>&nbsp;</entry>
+		<entry>integer</entry>
+	      </row><row><entry spanname="descr">Sets the "mute" color
+of the video. The supplied 32-bit integer is interpreted as follows (bit
+0 = least significant bit):</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry>Bit 0:7</entry>
+		      <entry>V chrominance information</entry>
+		    </row>
+		    <row>
+		      <entry>Bit 8:15</entry>
+		      <entry>U chrominance information</entry>
+		    </row>
+		    <row>
+		      <entry>Bit 16:23</entry>
+		      <entry>Y luminance information</entry>
+		    </row>
+		    <row>
+		      <entry>Bit 24:31</entry>
+		      <entry>Must be zero.</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</table>
+      </section>
+
+      <section>
+	<title>CX2341x MPEG Controls</title>
+
+	<para>The following MPEG class controls deal with MPEG
+encoding settings that are specific to the Conexant CX23415 and
+CX23416 MPEG encoding chips.</para>
+
+	<table pgwide="1" frame="none" id="cx2341x-control-id">
+	  <title>CX2341x Control IDs</title>
+	  <tgroup cols="4">
+	    <colspec colname="c1" colwidth="1*" />
+	    <colspec colname="c2" colwidth="6*" />
+	    <colspec colname="c3" colwidth="2*" />
+	    <colspec colname="c4" colwidth="6*" />
+	    <spanspec namest="c1" nameend="c2" spanname="id" />
+	    <spanspec namest="c2" nameend="c4" spanname="descr" />
+	    <thead>
+	      <row>
+		<entry spanname="id" align="left">ID</entry>
+		<entry align="left">Type</entry>
+	      </row><row><entry spanname="descr" align="left">Description</entry>
+	      </row>
+	    </thead>
+	    <tbody valign="top">
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-cx2341x-video-spatial-filter-mode">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_cx2341x_video_spatial_filter_mode</entry>
+	      </row><row><entry spanname="descr">Sets the Spatial
+Filter mode (default <constant>MANUAL</constant>). Possible values
+are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL</constant>&nbsp;</entry>
+		      <entry>Choose the filter manually</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO</constant>&nbsp;</entry>
+		      <entry>Choose the filter automatically</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-15)</entry>
+	      </row><row><entry spanname="descr">The setting for the
+Spatial Filter. 0 = off, 15 = maximum. (Default is 0.)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="luma-spatial-filter-type">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</entry>
+	      </row><row><entry spanname="descr">Select the algorithm
+to use for the Luma Spatial Filter (default
+<constant>1D_HOR</constant>). Possible values:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF</constant>&nbsp;</entry>
+		      <entry>No filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR</constant>&nbsp;</entry>
+		      <entry>One-dimensional horizontal</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT</constant>&nbsp;</entry>
+		      <entry>One-dimensional vertical</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE</constant>&nbsp;</entry>
+		      <entry>Two-dimensional separable</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE</constant>&nbsp;</entry>
+		      <entry>Two-dimensional symmetrical
+non-separable</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="chroma-spatial-filter-type">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</entry>
+	      </row><row><entry spanname="descr">Select the algorithm
+for the Chroma Spatial Filter (default <constant>1D_HOR</constant>).
+Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF</constant>&nbsp;</entry>
+		      <entry>No filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR</constant>&nbsp;</entry>
+		      <entry>One-dimensional horizontal</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-cx2341x-video-temporal-filter-mode">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_cx2341x_video_temporal_filter_mode</entry>
+	      </row><row><entry spanname="descr">Sets the Temporal
+Filter mode (default <constant>MANUAL</constant>). Possible values
+are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL</constant>&nbsp;</entry>
+		      <entry>Choose the filter manually</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO</constant>&nbsp;</entry>
+		      <entry>Choose the filter automatically</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-31)</entry>
+	      </row><row><entry spanname="descr">The setting for the
+Temporal Filter. 0 = off, 31 = maximum. (Default is 8 for full-scale
+capturing and 0 for scaled capturing.)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row id="v4l2-mpeg-cx2341x-video-median-filter-type">
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE</constant>&nbsp;</entry>
+		<entry>enum&nbsp;v4l2_mpeg_cx2341x_video_median_filter_type</entry>
+	      </row><row><entry spanname="descr">Median Filter Type
+(default <constant>OFF</constant>). Possible values are:</entry>
+	      </row>
+	      <row>
+		<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF</constant>&nbsp;</entry>
+		      <entry>No filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR</constant>&nbsp;</entry>
+		      <entry>Horizontal filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT</constant>&nbsp;</entry>
+		      <entry>Vertical filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT</constant>&nbsp;</entry>
+		      <entry>Horizontal and vertical filter</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG</constant>&nbsp;</entry>
+		      <entry>Diagonal filter</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-255)</entry>
+	      </row><row><entry spanname="descr">Threshold above which
+the luminance median filter is enabled (default 0)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-255)</entry>
+	      </row><row><entry spanname="descr">Threshold below which
+the luminance median filter is enabled (default 255)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-255)</entry>
+	      </row><row><entry spanname="descr">Threshold above which
+the chroma median filter is enabled (default 0)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP</constant>&nbsp;</entry>
+		<entry>integer&nbsp;(0-255)</entry>
+	      </row><row><entry spanname="descr">Threshold below which
+the chroma median filter is enabled (default 255)</entry>
+	      </row>
+	      <row><entry></entry></row>
+	      <row>
+		<entry spanname="id"><constant>V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS</constant>&nbsp;</entry>
+		<entry>boolean</entry>
+	      </row>
+	      <row><entry spanname="descr">The CX2341X MPEG encoder
+can insert one empty MPEG-2 PES packet into the stream between every
+four video frames. The packet size is 2048 bytes, including the
+packet_start_code_prefix and stream_id fields. The stream_id is 0xBF
+(private stream 2). The payload consists of 0x00 bytes, to be filled
+in by the application. 0 = do not insert, 1 = insert packets.</entry>
+	      </row>
+	    </tbody>
+	  </tgroup>
+	</table>
+      </section>
+    </section>
+
+    <section id="camera-controls">
+      <title>Camera Control Reference</title>
+
+      <para>The Camera class includes controls for mechanical (or
+equivalent digital) features of a device such as controllable lenses
+or sensors.</para>
+
+    <table pgwide="1" frame="none" id="camera-control-id">
+      <title>Camera Control IDs</title>
+      <tgroup cols="4">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="6*" />
+	<colspec colname="c3" colwidth="2*" />
+	<colspec colname="c4" colwidth="6*" />
+	<spanspec namest="c1" nameend="c2" spanname="id" />
+	<spanspec namest="c2" nameend="c4" spanname="descr" />
+	<thead>
+	  <row>
+	    <entry spanname="id" align="left">ID</entry>
+	    <entry align="left">Type</entry>
+	  </row><row rowsep="1"><entry spanname="descr" align="left">Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row><entry></entry></row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_CAMERA_CLASS</constant>&nbsp;</entry>
+	    <entry>class</entry>
+	  </row><row><entry spanname="descr">The Camera class
+descriptor. Calling &VIDIOC-QUERYCTRL; for this control will return a
+description of this control class.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row id="v4l2-exposure-auto-type">
+	    <entry spanname="id"><constant>V4L2_CID_EXPOSURE_AUTO</constant>&nbsp;</entry>
+	    <entry>enum&nbsp;v4l2_exposure_auto_type</entry>
+	  </row><row><entry spanname="descr">Enables automatic
+adjustments of the exposure time and/or iris aperture. The effect of
+manual changes of the exposure time or iris aperture while these
+features are enabled is undefined, drivers should ignore such
+requests. Possible values are:</entry>
+	  </row>
+	  <row>
+	    <entrytbl spanname="descr" cols="2">
+	      <tbody valign="top">
+		<row>
+		  <entry><constant>V4L2_EXPOSURE_AUTO</constant>&nbsp;</entry>
+		      <entry>Automatic exposure time, automatic iris
+aperture.</entry>
+		</row>
+		<row>
+		  <entry><constant>V4L2_EXPOSURE_MANUAL</constant>&nbsp;</entry>
+		  <entry>Manual exposure time, manual iris.</entry>
+		</row>
+		<row>
+		  <entry><constant>V4L2_EXPOSURE_SHUTTER_PRIORITY</constant>&nbsp;</entry>
+		  <entry>Manual exposure time, auto iris.</entry>
+		</row>
+		<row>
+		  <entry><constant>V4L2_EXPOSURE_APERTURE_PRIORITY</constant>&nbsp;</entry>
+		  <entry>Auto exposure time, manual iris.</entry>
+		</row>
+	      </tbody>
+	    </entrytbl>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_EXPOSURE_ABSOLUTE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">Determines the exposure
+time of the camera sensor. The exposure time is limited by the frame
+interval. Drivers should interpret the values as 100 &micro;s units,
+where the value 1 stands for 1/10000th of a second, 10000 for 1 second
+and 100000 for 10 seconds.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_EXPOSURE_AUTO_PRIORITY</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row><row><entry spanname="descr">When
+<constant>V4L2_CID_EXPOSURE_AUTO</constant> is set to
+<constant>AUTO</constant> or <constant>APERTURE_PRIORITY</constant>,
+this control determines if the device may dynamically vary the frame
+rate. By default this feature is disabled (0) and the frame rate must
+remain constant.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PAN_RELATIVE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control turns the
+camera horizontally by the specified amount. The unit is undefined. A
+positive value moves the camera to the right (clockwise when viewed
+from above), a negative value to the left. A value of zero does not
+cause motion. This is a write-only control.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TILT_RELATIVE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control turns the
+camera vertically by the specified amount. The unit is undefined. A
+positive value moves the camera up, a negative value down. A value of
+zero does not cause motion. This is a write-only control.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PAN_RESET</constant>&nbsp;</entry>
+	    <entry>button</entry>
+	  </row><row><entry spanname="descr">When this control is set,
+the camera moves horizontally to the default position.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TILT_RESET</constant>&nbsp;</entry>
+	    <entry>button</entry>
+	  </row><row><entry spanname="descr">When this control is set,
+the camera moves vertically to the default position.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PAN_ABSOLUTE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control
+turns the camera horizontally to the specified position. Positive
+values move the camera to the right (clockwise when viewed from above),
+negative values to the left. Drivers should interpret the values as arc
+seconds, with valid values between -180 * 3600 and +180 * 3600
+inclusive.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TILT_ABSOLUTE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control
+turns the camera vertically to the specified position. Positive values
+move the camera up, negative values down. Drivers should interpret the
+values as arc seconds, with valid values between -180 * 3600 and +180
+* 3600 inclusive.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_FOCUS_ABSOLUTE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control sets the
+focal point of the camera to the specified position. The unit is
+undefined. Positive values set the focus closer to the camera,
+negative values towards infinity.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_FOCUS_RELATIVE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">This control moves the
+focal point of the camera by the specified amount. The unit is
+undefined. Positive values move the focus closer to the camera,
+negative values towards infinity. This is a write-only control.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_FOCUS_AUTO</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row><row><entry spanname="descr">Enables automatic focus
+adjustments. The effect of manual focus adjustments while this feature
+is enabled is undefined, drivers should ignore such requests.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_ZOOM_ABSOLUTE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">Specify the objective lens
+focal length as an absolute value. The zoom unit is driver-specific and its
+value should be a positive integer.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_ZOOM_RELATIVE</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">Specify the objective lens
+focal length relatively to the current value. Positive values move the zoom
+lens group towards the telephoto direction, negative values towards the
+wide-angle direction. The zoom unit is driver-specific. This is a write-only control.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_ZOOM_CONTINUOUS</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">Move the objective lens group
+at the specified speed until it reaches physical device limits or until an
+explicit request to stop the movement. A positive value moves the zoom lens
+group towards the telephoto direction. A value of zero stops the zoom lens
+group movement. A negative value moves the zoom lens group towards the
+wide-angle direction. The zoom speed unit is driver-specific.</entry>
+	  </row>
+	  <row><entry></entry></row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PRIVACY</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row><row><entry spanname="descr">Prevent video from being acquired
+by the camera. When this control is set to <constant>TRUE</constant> (1), no
+image can be captured by the camera. Common means to enforce privacy are
+mechanical obturation of the sensor and firmware image processing, but the
+device is not restricted to these methods. Devices that implement the privacy
+control must support read access and may support write access.</entry>
+	  </row>
+
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_BAND_STOP_FILTER</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row><row><entry spanname="descr">Switch the band-stop filter of a
+camera sensor on or off, or specify its strength. Such band-stop filters can
+be used, for example, to filter out the fluorescent light component.</entry>
+	  </row>
+	  <row><entry></entry></row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+    <section id="fm-tx-controls">
+      <title>FM Transmitter Control Reference</title>
+
+      <para>The FM Transmitter (FM_TX) class includes controls for common features of
+FM transmissions capable devices. Currently this class includes parameters for audio
+compression, pilot tone generation, audio deviation limiter, RDS transmission and
+tuning power features.</para>
+
+      <table pgwide="1" frame="none" id="fm-tx-control-id">
+      <title>FM_TX Control IDs</title>
+
+      <tgroup cols="4">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="6*" />
+	<colspec colname="c3" colwidth="2*" />
+	<colspec colname="c4" colwidth="6*" />
+	<spanspec namest="c1" nameend="c2" spanname="id" />
+	<spanspec namest="c2" nameend="c4" spanname="descr" />
+	<thead>
+	  <row>
+	    <entry spanname="id" align="left">ID</entry>
+	    <entry align="left">Type</entry>
+	  </row><row rowsep="1"><entry spanname="descr" align="left">Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row><entry></entry></row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_FM_TX_CLASS</constant>&nbsp;</entry>
+	    <entry>class</entry>
+	  </row><row><entry spanname="descr">The FM_TX class
+descriptor. Calling &VIDIOC-QUERYCTRL; for this control will return a
+description of this control class.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_RDS_TX_DEVIATION</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Configures RDS signal frequency deviation level in Hz.
+The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_RDS_TX_PI</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the RDS Programme Identification field
+for transmission.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_RDS_TX_PTY</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the RDS Programme Type field for transmission.
+This encodes up to 31 pre-defined programme types.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_RDS_TX_PS_NAME</constant>&nbsp;</entry>
+	    <entry>string</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the Programme Service name (PS_NAME) for transmission.
+It is intended for static display on a receiver. It is the primary aid to listeners in programme service
+identification and selection.  In Annex E of <xref linkend="en50067" />, the RDS specification,
+there is a full description of the correct character encoding for Programme Service name strings.
+Also from RDS specification, PS is usually a single eight character text. However, it is also possible
+to find receivers which can scroll strings sized as 8 x N characters. So, this control must be configured
+with steps of 8 characters. The result is it must always contain a string with size multiple of 8.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_RDS_TX_RADIO_TEXT</constant>&nbsp;</entry>
+	    <entry>string</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the Radio Text info for transmission. It is a textual description of
+what is being broadcasted. RDS Radio Text can be applied when broadcaster wishes to transmit longer PS names,
+programme-related information or any other text. In these cases, RadioText should be used in addition to
+<constant>V4L2_CID_RDS_TX_PS_NAME</constant>. The encoding for Radio Text strings is also fully described
+in Annex E of <xref linkend="en50067" />. The length of Radio Text strings depends on which RDS Block is being
+used to transmit it, either 32 (2A block) or 64 (2B block).  However, it is also possible
+to find receivers which can scroll strings sized as 32 x N or 64 x N characters. So, this control must be configured
+with steps of 32 or 64 characters. The result is it must always contain a string with size multiple of 32 or 64. </entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_LIMITER_ENABLED</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row>
+	  <row><entry spanname="descr">Enables or disables the audio deviation limiter feature.
+The limiter is useful when trying to maximize the audio volume, minimize receiver-generated
+distortion and prevent overmodulation.
+</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_LIMITER_RELEASE_TIME</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the audio deviation limiter feature release time.
+Unit is in useconds. Step and range are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_LIMITER_DEVIATION</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Configures audio frequency deviation level in Hz.
+The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_COMPRESSION_ENABLED</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row>
+	  <row><entry spanname="descr">Enables or disables the audio compression feature.
+This feature amplifies signals below the threshold by a fixed gain and compresses audio
+signals above the threshold by the ratio of Threshold/(Gain + Threshold).</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_COMPRESSION_GAIN</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the gain for audio compression feature. It is
+a dB value. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_COMPRESSION_THRESHOLD</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the threshold level for audio compression freature.
+It is a dB value. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the attack time for audio compression feature.
+It is a useconds value. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the release time for audio compression feature.
+It is a useconds value. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PILOT_TONE_ENABLED</constant>&nbsp;</entry>
+	    <entry>boolean</entry>
+	  </row>
+	  <row><entry spanname="descr">Enables or disables the pilot tone generation feature.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PILOT_TONE_DEVIATION</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Configures pilot tone frequency deviation level. Unit is
+in Hz. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_PILOT_TONE_FREQUENCY</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Configures pilot tone frequency value. Unit is
+in Hz. The range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TUNE_PREEMPHASIS</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row id="v4l2-preemphasis"><entry spanname="descr">Configures the pre-emphasis value for broadcasting.
+A pre-emphasis filter is applied to the broadcast to accentuate the high audio frequencies.
+Depending on the region, a time constant of either 50 or 75 useconds is used. The enum&nbsp;v4l2_preemphasis
+defines possible values for pre-emphasis. Here they are:</entry>
+	</row><row>
+	<entrytbl spanname="descr" cols="2">
+		  <tbody valign="top">
+		    <row>
+		      <entry><constant>V4L2_PREEMPHASIS_DISABLED</constant>&nbsp;</entry>
+		      <entry>No pre-emphasis is applied.</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_PREEMPHASIS_50_uS</constant>&nbsp;</entry>
+		      <entry>A pre-emphasis of 50 uS is used.</entry>
+		    </row>
+		    <row>
+		      <entry><constant>V4L2_PREEMPHASIS_75_uS</constant>&nbsp;</entry>
+		      <entry>A pre-emphasis of 75 uS is used.</entry>
+		    </row>
+		  </tbody>
+		</entrytbl>
+
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TUNE_POWER_LEVEL</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">Sets the output power level for signal transmission.
+Unit is in dBuV. Range and step are driver-specific.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="id"><constant>V4L2_CID_TUNE_ANTENNA_CAPACITOR</constant>&nbsp;</entry>
+	    <entry>integer</entry>
+	  </row>
+	  <row><entry spanname="descr">This selects the value of antenna tuning capacitor
+manually or automatically if set to zero. Unit, range and step are driver-specific.</entry>
+	  </row>
+	  <row><entry></entry></row>
+	</tbody>
+      </tgroup>
+      </table>
+
+<para>For more details about RDS specification, refer to
+<xref linkend="en50067" /> document, from CENELEC.</para>
+    </section>
+</section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "common.sgml"
+indent-tabs-mode: nil
+End:
+  -->
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+  <title>Video Capture Interface</title>
+
+  <para>Video capture devices sample an analog video signal and store
+the digitized images in memory. Today nearly all devices can capture
+at full 25 or 30 frames/second. With this interface applications can
+control the capture process and move images from the driver into user
+space.</para>
+
+  <para>Conventionally V4L2 video capture devices are accessed through
+character device special files named <filename>/dev/video</filename>
+and <filename>/dev/video0</filename> to
+<filename>/dev/video63</filename> with major number 81 and minor
+numbers 0 to 63. <filename>/dev/video</filename> is typically a
+symbolic link to the preferred video device. Note the same device
+files are used for video output devices.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the video capture interface set the
+<constant>V4L2_CAP_VIDEO_CAPTURE</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. As secondary device functions
+they may also support the <link linkend="overlay">video overlay</link>
+(<constant>V4L2_CAP_VIDEO_OVERLAY</constant>) and the <link
+linkend="raw-vbi">raw VBI capture</link>
+(<constant>V4L2_CAP_VBI_CAPTURE</constant>) interface. At least one of
+the read/write or streaming I/O methods must be supported. Tuners and
+audio inputs are optional.</para>
+  </section>
+
+  <section>
+    <title>Supplemental Functions</title>
+
+    <para>Video capture devices shall support <link
+linkend="audio">audio input</link>, <link
+linkend="tuner">tuner</link>, <link linkend="control">controls</link>,
+<link linkend="crop">cropping and scaling</link> and <link
+linkend="streaming-par">streaming parameter</link> ioctls as needed.
+The <link linkend="video">video input</link> and <link
+linkend="standard">video standard</link> ioctls must be supported by
+all video capture devices.</para>
+  </section>
+
+  <section>
+    <title>Image Format Negotiation</title>
+
+    <para>The result of a capture operation is determined by
+cropping and image format parameters. The former select an area of the
+video picture to capture, the latter how images are stored in memory,
+&ie; in RGB or YUV format, the number of bits per pixel or width and
+height. Together they also define how images are scaled in the
+process.</para>
+
+    <para>As usual these parameters are <emphasis>not</emphasis> reset
+at &func-open; time to permit Unix tool chains, programming a device
+and then reading from it as if it was a plain file. Well written V4L2
+applications ensure they really get what they want, including cropping
+and scaling.</para>
+
+    <para>Cropping initialization at minimum requires to reset the
+parameters to defaults. An example is given in <xref
+linkend="crop" />.</para>
+
+    <para>To query the current image format applications set the
+<structfield>type</structfield> field of a &v4l2-format; to
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant> and call the
+&VIDIOC-G-FMT; ioctl with a pointer to this structure. Drivers fill
+the &v4l2-pix-format; <structfield>pix</structfield> member of the
+<structfield>fmt</structfield> union.</para>
+
+    <para>To request different parameters applications set the
+<structfield>type</structfield> field of a &v4l2-format; as above and
+initialize all fields of the &v4l2-pix-format;
+<structfield>vbi</structfield> member of the
+<structfield>fmt</structfield> union, or better just modify the
+results of <constant>VIDIOC_G_FMT</constant>, and call the
+&VIDIOC-S-FMT; ioctl with a pointer to this structure. Drivers may
+adjust the parameters and finally return the actual parameters as
+<constant>VIDIOC_G_FMT</constant> does.</para>
+
+    <para>Like <constant>VIDIOC_S_FMT</constant> the
+&VIDIOC-TRY-FMT; ioctl can be used to learn about hardware limitations
+without disabling I/O or possibly time consuming hardware
+preparations.</para>
+
+    <para>The contents of &v4l2-pix-format; are discussed in <xref
+linkend="pixfmt" />. See also the specification of the
+<constant>VIDIOC_G_FMT</constant>, <constant>VIDIOC_S_FMT</constant>
+and <constant>VIDIOC_TRY_FMT</constant> ioctls for details. Video
+capture devices must implement both the
+<constant>VIDIOC_G_FMT</constant> and
+<constant>VIDIOC_S_FMT</constant> ioctl, even if
+<constant>VIDIOC_S_FMT</constant> ignores all requests and always
+returns default parameters as <constant>VIDIOC_G_FMT</constant> does.
+<constant>VIDIOC_TRY_FMT</constant> is optional.</para>
+  </section>
+
+  <section>
+    <title>Reading Images</title>
+
+    <para>A video capture device may support the <link
+linkend="rw">read() function</link> and/or streaming (<link
+linkend="mmap">memory mapping</link> or <link
+linkend="userp">user pointer</link>) I/O. See <xref
+linkend="io" /> for details.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-codec.xml b/Documentation/DocBook/v4l/dev-codec.xml
new file mode 100644
index 000000000000..6e156dc45b94
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-codec.xml
@@ -0,0 +1,26 @@
+  <title>Codec Interface</title>
+
+  <note>
+    <title>Suspended</title>
+
+    <para>This interface has been be suspended from the V4L2 API
+implemented in Linux 2.6 until we have more experience with codec
+device interfaces.</para>
+  </note>
+
+  <para>A V4L2 codec can compress, decompress, transform, or otherwise
+convert video data from one format into another format, in memory.
+Applications send data to be converted to the driver through a
+&func-write; call, and receive the converted data through a
+&func-read; call. For efficiency a driver may also support streaming
+I/O.</para>
+
+  <para>[to do]</para>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-effect.xml b/Documentation/DocBook/v4l/dev-effect.xml
new file mode 100644
index 000000000000..9c243beba0e6
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-effect.xml
@@ -0,0 +1,25 @@
+  <title>Effect Devices Interface</title>
+
+  <note>
+    <title>Suspended</title>
+
+    <para>This interface has been be suspended from the V4L2 API
+implemented in Linux 2.6 until we have more experience with effect
+device interfaces.</para>
+  </note>
+
+  <para>A V4L2 video effect device can do image effects, filtering, or
+combine two or more images or image streams. For example video
+transitions or wipes. Applications send data to be processed and
+receive the result data either with &func-read; and &func-write;
+functions, or through the streaming I/O mechanism.</para>
+
+  <para>[to do]</para>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-osd.xml b/Documentation/DocBook/v4l/dev-osd.xml
new file mode 100644
index 000000000000..c9a68a2ccd33
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-osd.xml
@@ -0,0 +1,164 @@
+  <title>Video Output Overlay Interface</title>
+  <subtitle>Also known as On-Screen Display (OSD)</subtitle>
+
+  <note>
+    <title>Experimental</title>
+
+    <para>This is an <link linkend="experimental">experimental</link>
+interface and may change in the future.</para>
+  </note>
+
+  <para>Some video output devices can overlay a framebuffer image onto
+the outgoing video signal. Applications can set up such an overlay
+using this interface, which borrows structures and ioctls of the <link
+linkend="overlay">Video Overlay</link> interface.</para>
+
+  <para>The OSD function is accessible through the same character
+special file as the <link linkend="capture">Video Output</link> function.
+Note the default function of such a <filename>/dev/video</filename> device
+is video capturing or output. The OSD function is only available after
+calling the &VIDIOC-S-FMT; ioctl.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the <wordasword>Video Output
+Overlay</wordasword> interface set the
+<constant>V4L2_CAP_VIDEO_OUTPUT_OVERLAY</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl.</para>
+  </section>
+
+  <section>
+    <title>Framebuffer</title>
+
+    <para>Contrary to the <wordasword>Video Overlay</wordasword>
+interface the framebuffer is normally implemented on the TV card and
+not the graphics card. On Linux it is accessible as a framebuffer
+device (<filename>/dev/fbN</filename>). Given a V4L2 device,
+applications can find the corresponding framebuffer device by calling
+the &VIDIOC-G-FBUF; ioctl. It returns, amongst other information, the
+physical address of the framebuffer in the
+<structfield>base</structfield> field of &v4l2-framebuffer;. The
+framebuffer device ioctl <constant>FBIOGET_FSCREENINFO</constant>
+returns the same address in the <structfield>smem_start</structfield>
+field of struct <structname>fb_fix_screeninfo</structname>. The
+<constant>FBIOGET_FSCREENINFO</constant> ioctl and struct
+<structname>fb_fix_screeninfo</structname> are defined in the
+<filename>linux/fb.h</filename> header file.</para>
+
+    <para>The width and height of the framebuffer depends on the
+current video standard. A V4L2 driver may reject attempts to change
+the video standard (or any other ioctl which would imply a framebuffer
+size change) with an &EBUSY; until all applications closed the
+framebuffer device.</para>
+
+    <example>
+      <title>Finding a framebuffer device for OSD</title>
+
+      <programlisting>
+#include &lt;linux/fb.h&gt;
+
+&v4l2-framebuffer; fbuf;
+unsigned int i;
+int fb_fd;
+
+if (-1 == ioctl (fd, VIDIOC_G_FBUF, &amp;fbuf)) {
+	perror ("VIDIOC_G_FBUF");
+	exit (EXIT_FAILURE);
+}
+
+for (i = 0; i &gt; 30; ++i) {
+	char dev_name[16];
+	struct fb_fix_screeninfo si;
+
+	snprintf (dev_name, sizeof (dev_name), "/dev/fb%u", i);
+
+	fb_fd = open (dev_name, O_RDWR);
+	if (-1 == fb_fd) {
+		switch (errno) {
+		case ENOENT: /* no such file */
+		case ENXIO:  /* no driver */
+			continue;
+
+		default:
+			perror ("open");
+			exit (EXIT_FAILURE);
+		}
+	}
+
+	if (0 == ioctl (fb_fd, FBIOGET_FSCREENINFO, &amp;si)) {
+		if (si.smem_start == (unsigned long) fbuf.base)
+			break;
+	} else {
+		/* Apparently not a framebuffer device. */
+	}
+
+	close (fb_fd);
+	fb_fd = -1;
+}
+
+/* fb_fd is the file descriptor of the framebuffer device
+   for the video output overlay, or -1 if no device was found. */
+</programlisting>
+    </example>
+  </section>
+
+  <section>
+    <title>Overlay Window and Scaling</title>
+
+    <para>The overlay is controlled by source and target rectangles.
+The source rectangle selects a subsection of the framebuffer image to
+be overlaid, the target rectangle an area in the outgoing video signal
+where the image will appear. Drivers may or may not support scaling,
+and arbitrary sizes and positions of these rectangles. Further drivers
+may support any (or none) of the clipping/blending methods defined for
+the <link linkend="overlay">Video Overlay</link> interface.</para>
+
+    <para>A &v4l2-window; defines the size of the source rectangle,
+its position in the framebuffer and the clipping/blending method to be
+used for the overlay. To get the current parameters applications set
+the <structfield>type</structfield> field of a &v4l2-format; to
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY</constant> and call the
+&VIDIOC-G-FMT; ioctl. The driver fills the
+<structname>v4l2_window</structname> substructure named
+<structfield>win</structfield>. It is not possible to retrieve a
+previously programmed clipping list or bitmap.</para>
+
+    <para>To program the source rectangle applications set the
+<structfield>type</structfield> field of a &v4l2-format; to
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY</constant>, initialize
+the <structfield>win</structfield> substructure and call the
+&VIDIOC-S-FMT; ioctl. The driver adjusts the parameters against
+hardware limits and returns the actual parameters as
+<constant>VIDIOC_G_FMT</constant> does. Like
+<constant>VIDIOC_S_FMT</constant>, the &VIDIOC-TRY-FMT; ioctl can be
+used to learn about driver capabilities without actually changing
+driver state. Unlike <constant>VIDIOC_S_FMT</constant> this also works
+after the overlay has been enabled.</para>
+
+    <para>A &v4l2-crop; defines the size and position of the target
+rectangle. The scaling factor of the overlay is implied by the width
+and height given in &v4l2-window; and &v4l2-crop;. The cropping API
+applies to <wordasword>Video Output</wordasword> and <wordasword>Video
+Output Overlay</wordasword> devices in the same way as to
+<wordasword>Video Capture</wordasword> and <wordasword>Video
+Overlay</wordasword> devices, merely reversing the direction of the
+data flow. For more information see <xref linkend="crop" />.</para>
+  </section>
+
+  <section>
+    <title>Enabling Overlay</title>
+
+    <para>There is no V4L2 ioctl to enable or disable the overlay,
+however the framebuffer interface of the driver may support the
+<constant>FBIOBLANK</constant> ioctl.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-output.xml b/Documentation/DocBook/v4l/dev-output.xml
new file mode 100644
index 000000000000..63c3c20e5a72
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-output.xml
@@ -0,0 +1,111 @@
+  <title>Video Output Interface</title>
+
+  <para>Video output devices encode stills or image sequences as
+analog video signal. With this interface applications can
+control the encoding process and move images from user space to
+the driver.</para>
+
+  <para>Conventionally V4L2 video output devices are accessed through
+character device special files named <filename>/dev/video</filename>
+and <filename>/dev/video0</filename> to
+<filename>/dev/video63</filename> with major number 81 and minor
+numbers 0 to 63. <filename>/dev/video</filename> is typically a
+symbolic link to the preferred video device. Note the same device
+files are used for video capture devices.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the video output interface set the
+<constant>V4L2_CAP_VIDEO_OUTPUT</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. As secondary device functions
+they may also support the <link linkend="raw-vbi">raw VBI
+output</link> (<constant>V4L2_CAP_VBI_OUTPUT</constant>) interface. At
+least one of the read/write or streaming I/O methods must be
+supported. Modulators and audio outputs are optional.</para>
+  </section>
+
+  <section>
+    <title>Supplemental Functions</title>
+
+    <para>Video output devices shall support <link
+linkend="audio">audio output</link>, <link
+linkend="tuner">modulator</link>, <link linkend="control">controls</link>,
+<link linkend="crop">cropping and scaling</link> and <link
+linkend="streaming-par">streaming parameter</link> ioctls as needed.
+The <link linkend="video">video output</link> and <link
+linkend="standard">video standard</link> ioctls must be supported by
+all video output devices.</para>
+  </section>
+
+  <section>
+    <title>Image Format Negotiation</title>
+
+    <para>The output is determined by cropping and image format
+parameters. The former select an area of the video picture where the
+image will appear, the latter how images are stored in memory, &ie; in
+RGB or YUV format, the number of bits per pixel or width and height.
+Together they also define how images are scaled in the process.</para>
+
+    <para>As usual these parameters are <emphasis>not</emphasis> reset
+at &func-open; time to permit Unix tool chains, programming a device
+and then writing to it as if it was a plain file. Well written V4L2
+applications ensure they really get what they want, including cropping
+and scaling.</para>
+
+    <para>Cropping initialization at minimum requires to reset the
+parameters to defaults. An example is given in <xref
+linkend="crop" />.</para>
+
+    <para>To query the current image format applications set the
+<structfield>type</structfield> field of a &v4l2-format; to
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant> and call the
+&VIDIOC-G-FMT; ioctl with a pointer to this structure. Drivers fill
+the &v4l2-pix-format; <structfield>pix</structfield> member of the
+<structfield>fmt</structfield> union.</para>
+
+    <para>To request different parameters applications set the
+<structfield>type</structfield> field of a &v4l2-format; as above and
+initialize all fields of the &v4l2-pix-format;
+<structfield>vbi</structfield> member of the
+<structfield>fmt</structfield> union, or better just modify the
+results of <constant>VIDIOC_G_FMT</constant>, and call the
+&VIDIOC-S-FMT; ioctl with a pointer to this structure. Drivers may
+adjust the parameters and finally return the actual parameters as
+<constant>VIDIOC_G_FMT</constant> does.</para>
+
+    <para>Like <constant>VIDIOC_S_FMT</constant> the
+&VIDIOC-TRY-FMT; ioctl can be used to learn about hardware limitations
+without disabling I/O or possibly time consuming hardware
+preparations.</para>
+
+    <para>The contents of &v4l2-pix-format; are discussed in <xref
+linkend="pixfmt" />. See also the specification of the
+<constant>VIDIOC_G_FMT</constant>, <constant>VIDIOC_S_FMT</constant>
+and <constant>VIDIOC_TRY_FMT</constant> ioctls for details. Video
+output devices must implement both the
+<constant>VIDIOC_G_FMT</constant> and
+<constant>VIDIOC_S_FMT</constant> ioctl, even if
+<constant>VIDIOC_S_FMT</constant> ignores all requests and always
+returns default parameters as <constant>VIDIOC_G_FMT</constant> does.
+<constant>VIDIOC_TRY_FMT</constant> is optional.</para>
+  </section>
+
+  <section>
+    <title>Writing Images</title>
+
+    <para>A video output device may support the <link
+linkend="rw">write() function</link> and/or streaming (<link
+linkend="mmap">memory mapping</link> or <link
+linkend="userp">user pointer</link>) I/O. See <xref
+linkend="io" /> for details.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-overlay.xml b/Documentation/DocBook/v4l/dev-overlay.xml
new file mode 100644
index 000000000000..92513cf79150
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-overlay.xml
@@ -0,0 +1,379 @@
+  <title>Video Overlay Interface</title>
+  <subtitle>Also known as Framebuffer Overlay or Previewing</subtitle>
+
+  <para>Video overlay devices have the ability to genlock (TV-)video
+into the (VGA-)video signal of a graphics card, or to store captured
+images directly in video memory of a graphics card, typically with
+clipping. This can be considerable more efficient than capturing
+images and displaying them by other means. In the old days when only
+nuclear power plants needed cooling towers this used to be the only
+way to put live video into a window.</para>
+
+  <para>Video overlay devices are accessed through the same character
+special files as <link linkend="capture">video capture</link> devices.
+Note the default function of a <filename>/dev/video</filename> device
+is video capturing. The overlay function is only available after
+calling the &VIDIOC-S-FMT; ioctl.</para>
+
+    <para>The driver may support simultaneous overlay and capturing
+using the read/write and streaming I/O methods. If so, operation at
+the nominal frame rate of the video standard is not guaranteed. Frames
+may be directed away from overlay to capture, or one field may be used
+for overlay and the other for capture if the capture parameters permit
+this.</para>
+
+  <para>Applications should use different file descriptors for
+capturing and overlay. This must be supported by all drivers capable
+of simultaneous capturing and overlay. Optionally these drivers may
+also permit capturing and overlay with a single file descriptor for
+compatibility with V4L and earlier versions of V4L2.<footnote>
+	<para>A common application of two file descriptors is the
+XFree86 <link linkend="xvideo">Xv/V4L</link> interface driver and
+a V4L2 application. While the X server controls video overlay, the
+application can take advantage of memory mapping and DMA.</para>
+	<para>In the opinion of the designers of this API, no driver
+writer taking the efforts to support simultaneous capturing and
+overlay will restrict this ability by requiring a single file
+descriptor, as in V4L and earlier versions of V4L2. Making this
+optional means applications depending on two file descriptors need
+backup routines to be compatible with all drivers, which is
+considerable more work than using two fds in applications which do
+not. Also two fd's fit the general concept of one file descriptor for
+each logical stream. Hence as a complexity trade-off drivers
+<emphasis>must</emphasis> support two file descriptors and
+<emphasis>may</emphasis> support single fd operation.</para>
+      </footnote></para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the video overlay interface set the
+<constant>V4L2_CAP_VIDEO_OVERLAY</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. The overlay I/O method specified
+below must be supported. Tuners and audio inputs are optional.</para>
+  </section>
+
+  <section>
+    <title>Supplemental Functions</title>
+
+    <para>Video overlay devices shall support <link
+linkend="audio">audio input</link>, <link
+linkend="tuner">tuner</link>, <link linkend="control">controls</link>,
+<link linkend="crop">cropping and scaling</link> and <link
+linkend="streaming-par">streaming parameter</link> ioctls as needed.
+The <link linkend="video">video input</link> and <link
+linkend="standard">video standard</link> ioctls must be supported by
+all video overlay devices.</para>
+  </section>
+
+  <section>
+    <title>Setup</title>
+
+    <para>Before overlay can commence applications must program the
+driver with frame buffer parameters, namely the address and size of
+the frame buffer and the image format, for example RGB 5:6:5. The
+&VIDIOC-G-FBUF; and &VIDIOC-S-FBUF; ioctls are available to get
+and set these parameters, respectively. The
+<constant>VIDIOC_S_FBUF</constant> ioctl is privileged because it
+allows to set up DMA into physical memory, bypassing the memory
+protection mechanisms of the kernel. Only the superuser can change the
+frame buffer address and size. Users are not supposed to run TV
+applications as root or with SUID bit set. A small helper application
+with suitable privileges should query the graphics system and program
+the V4L2 driver at the appropriate time.</para>
+
+    <para>Some devices add the video overlay to the output signal
+of the graphics card. In this case the frame buffer is not modified by
+the video device, and the frame buffer address and pixel format are
+not needed by the driver. The <constant>VIDIOC_S_FBUF</constant> ioctl
+is not privileged. An application can check for this type of device by
+calling the <constant>VIDIOC_G_FBUF</constant> ioctl.</para>
+
+    <para>A driver may support any (or none) of five clipping/blending
+methods:<orderedlist>
+	<listitem>
+	  <para>Chroma-keying displays the overlaid image only where
+pixels in the primary graphics surface assume a certain color.</para>
+	</listitem>
+	<listitem>
+	  <para>A bitmap can be specified where each bit corresponds
+to a pixel in the overlaid image. When the bit is set, the
+corresponding video pixel is displayed, otherwise a pixel of the
+graphics surface.</para>
+	</listitem>
+	<listitem>
+	  <para>A list of clipping rectangles can be specified. In
+these regions <emphasis>no</emphasis> video is displayed, so the
+graphics surface can be seen here.</para>
+	</listitem>
+	<listitem>
+	  <para>The framebuffer has an alpha channel that can be used
+to clip or blend the framebuffer with the video.</para>
+	</listitem>
+	<listitem>
+	  <para>A global alpha value can be specified to blend the
+framebuffer contents with video images.</para>
+	</listitem>
+      </orderedlist></para>
+
+    <para>When simultaneous capturing and overlay is supported and
+the hardware prohibits different image and frame buffer formats, the
+format requested first takes precedence. The attempt to capture
+(&VIDIOC-S-FMT;) or overlay (&VIDIOC-S-FBUF;) may fail with an
+&EBUSY; or return accordingly modified parameters..</para>
+  </section>
+
+  <section>
+    <title>Overlay Window</title>
+
+    <para>The overlaid image is determined by cropping and overlay
+window parameters. The former select an area of the video picture to
+capture, the latter how images are overlaid and clipped. Cropping
+initialization at minimum requires to reset the parameters to
+defaults. An example is given in <xref linkend="crop" />.</para>
+
+    <para>The overlay window is described by a &v4l2-window;. It
+defines the size of the image, its position over the graphics surface
+and the clipping to be applied. To get the current parameters
+applications set the <structfield>type</structfield> field of a
+&v4l2-format; to <constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant> and
+call the &VIDIOC-G-FMT; ioctl. The driver fills the
+<structname>v4l2_window</structname> substructure named
+<structfield>win</structfield>. It is not possible to retrieve a
+previously programmed clipping list or bitmap.</para>
+
+    <para>To program the overlay window applications set the
+<structfield>type</structfield> field of a &v4l2-format; to
+<constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>, initialize the
+<structfield>win</structfield> substructure and call the
+&VIDIOC-S-FMT; ioctl. The driver adjusts the parameters against
+hardware limits and returns the actual parameters as
+<constant>VIDIOC_G_FMT</constant> does. Like
+<constant>VIDIOC_S_FMT</constant>, the &VIDIOC-TRY-FMT; ioctl can be
+used to learn about driver capabilities without actually changing
+driver state. Unlike <constant>VIDIOC_S_FMT</constant> this also works
+after the overlay has been enabled.</para>
+
+    <para>The scaling factor of the overlaid image is implied by the
+width and height given in &v4l2-window; and the size of the cropping
+rectangle. For more information see <xref linkend="crop" />.</para>
+
+    <para>When simultaneous capturing and overlay is supported and
+the hardware prohibits different image and window sizes, the size
+requested first takes precedence. The attempt to capture or overlay as
+well (&VIDIOC-S-FMT;) may fail with an &EBUSY; or return accordingly
+modified parameters.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-window">
+      <title>struct <structname>v4l2_window</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-rect;</entry>
+	    <entry><structfield>w</structfield></entry>
+	    <entry>Size and position of the window relative to the
+top, left corner of the frame buffer defined with &VIDIOC-S-FBUF;. The
+window can extend the frame buffer width and height, the
+<structfield>x</structfield> and <structfield>y</structfield>
+coordinates can be negative, and it can lie completely outside the
+frame buffer. The driver clips the window accordingly, or if that is
+not possible, modifies its size and/or position.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-field;</entry>
+	    <entry><structfield>field</structfield></entry>
+	    <entry>Applications set this field to determine which
+video field shall be overlaid, typically one of
+<constant>V4L2_FIELD_ANY</constant> (0),
+<constant>V4L2_FIELD_TOP</constant>,
+<constant>V4L2_FIELD_BOTTOM</constant> or
+<constant>V4L2_FIELD_INTERLACED</constant>. Drivers may have to choose
+a different field order and return the actual setting here.</entry>
+	    </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>chromakey</structfield></entry>
+	    <entry>When chroma-keying has been negotiated with
+&VIDIOC-S-FBUF; applications set this field to the desired pixel value
+for the chroma key. The format is the same as the pixel format of the
+framebuffer (&v4l2-framebuffer;
+<structfield>fmt.pixelformat</structfield> field), with bytes in host
+order. E.&nbsp;g. for <link
+linkend="V4L2-PIX-FMT-BGR32"><constant>V4L2_PIX_FMT_BGR24</constant></link>
+the value should be 0xRRGGBB on a little endian, 0xBBGGRR on a big
+endian host.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-clip; *</entry>
+	    <entry><structfield>clips</structfield></entry>
+	    <entry>When chroma-keying has <emphasis>not</emphasis>
+been negotiated and &VIDIOC-G-FBUF; indicated this capability,
+applications can set this field to point to an array of
+clipping rectangles.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>Like the window coordinates
+<structfield>w</structfield>, clipping rectangles are defined relative
+to the top, left corner of the frame buffer. However clipping
+rectangles must not extend the frame buffer width and height, and they
+must not overlap. If possible applications should merge adjacent
+rectangles. Whether this must create x-y or y-x bands, or the order of
+rectangles, is not defined. When clip lists are not supported the
+driver ignores this field. Its contents after calling &VIDIOC-S-FMT;
+are undefined.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>clipcount</structfield></entry>
+	    <entry>When the application set the
+<structfield>clips</structfield> field, this field must contain the
+number of clipping rectangles in the list. When clip lists are not
+supported the driver ignores this field, its contents after calling
+<constant>VIDIOC_S_FMT</constant> are undefined. When clip lists are
+supported but no clipping is desired this field must be set to
+zero.</entry>
+	  </row>
+	  <row>
+	    <entry>void *</entry>
+	    <entry><structfield>bitmap</structfield></entry>
+	    <entry>When chroma-keying has
+<emphasis>not</emphasis> been negotiated and &VIDIOC-G-FBUF; indicated
+this capability, applications can set this field to point to a
+clipping bit mask.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>It must be of the same size
+as the window, <structfield>w.width</structfield> and
+<structfield>w.height</structfield>. Each bit corresponds to a pixel
+in the overlaid image, which is displayed only when the bit is
+<emphasis>set</emphasis>. Pixel coordinates translate to bits like:
+<programlisting>
+((__u8 *) <structfield>bitmap</structfield>)[<structfield>w.width</structfield> * y + x / 8] &amp; (1 &lt;&lt; (x &amp; 7))</programlisting></para><para>where <structfield>0</structfield> &le; x &lt;
+<structfield>w.width</structfield> and <structfield>0</structfield> &le;
+y &lt;<structfield>w.height</structfield>.<footnote>
+		  <para>Should we require
+	      <structfield>w.width</structfield> to be a multiple of
+	      eight?</para>
+		</footnote></para><para>When a clipping
+bit mask is not supported the driver ignores this field, its contents
+after calling &VIDIOC-S-FMT; are undefined. When a bit mask is supported
+but no clipping is desired this field must be set to
+<constant>NULL</constant>.</para><para>Applications need not create a
+clip list or bit mask. When they pass both, or despite negotiating
+chroma-keying, the results are undefined. Regardless of the chosen
+method, the clipping abilities of the hardware may be limited in
+quantity or quality. The results when these limits are exceeded are
+undefined.<footnote>
+		  <para>When the image is written into frame buffer
+memory it will be undesirable if the driver clips out less pixels
+than expected, because the application and graphics system are not
+aware these regions need to be refreshed. The driver should clip out
+more pixels or not write the image at all.</para>
+		</footnote></para></entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>global_alpha</structfield></entry>
+	    <entry>The global alpha value used to blend the
+framebuffer with video images, if global alpha blending has been
+negotiated (<constant>V4L2_FBUF_FLAG_GLOBAL_ALPHA</constant>, see
+&VIDIOC-S-FBUF;, <xref linkend="framebuffer-flags" />).</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>Note this field was added in Linux 2.6.23, extending the structure. However
+the <link linkend="vidioc-g-fmt">VIDIOC_G/S/TRY_FMT</link> ioctls,
+which take a pointer to a <link
+linkend="v4l2-format">v4l2_format</link> parent structure with padding
+bytes at the end, are not affected.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-clip">
+      <title>struct <structname>v4l2_clip</structname><footnote>
+	  <para>The X Window system defines "regions" which are
+vectors of struct BoxRec { short x1, y1, x2, y2; } with width = x2 -
+x1 and height = y2 - y1, so one cannot pass X11 clip lists
+directly.</para>
+	</footnote></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-rect;</entry>
+	    <entry><structfield>c</structfield></entry>
+	    <entry>Coordinates of the clipping rectangle, relative to
+the top, left corner of the frame buffer. Only window pixels
+<emphasis>outside</emphasis> all clipping rectangles are
+displayed.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-clip; *</entry>
+	    <entry><structfield>next</structfield></entry>
+	    <entry>Pointer to the next clipping rectangle, NULL when
+this is the last rectangle. Drivers ignore this field, it cannot be
+used to pass a linked list of clipping rectangles.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- NB for easier reading this table is duplicated
+    in the vidioc-cropcap chapter.-->
+
+    <table pgwide="1" frame="none" id="v4l2-rect">
+      <title>struct <structname>v4l2_rect</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>left</structfield></entry>
+	    <entry>Horizontal offset of the top, left corner of the
+rectangle, in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>top</structfield></entry>
+	    <entry>Vertical offset of the top, left corner of the
+rectangle, in pixels. Offsets increase to the right and down.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>width</structfield></entry>
+	    <entry>Width of the rectangle, in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>height</structfield></entry>
+	    <entry>Height of the rectangle, in pixels. Width and
+height cannot be negative, the fields are signed for hysterical
+reasons. <!-- video4linux-list@redhat.com on 22 Oct 2002 subject
+"Re:[V4L][patches!] Re:v4l2/kernel-2.5" --></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+  <section>
+    <title>Enabling Overlay</title>
+
+    <para>To start or stop the frame buffer overlay applications call
+the &VIDIOC-OVERLAY; ioctl.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-radio.xml b/Documentation/DocBook/v4l/dev-radio.xml
new file mode 100644
index 000000000000..73aa90b45b34
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-radio.xml
@@ -0,0 +1,57 @@
+  <title>Radio Interface</title>
+
+  <para>This interface is intended for AM and FM (analog) radio
+receivers and transmitters.</para>
+
+  <para>Conventionally V4L2 radio devices are accessed through
+character device special files named <filename>/dev/radio</filename>
+and <filename>/dev/radio0</filename> to
+<filename>/dev/radio63</filename> with major number 81 and minor
+numbers 64 to 127.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the radio interface set the
+<constant>V4L2_CAP_RADIO</constant> and
+<constant>V4L2_CAP_TUNER</constant> or
+<constant>V4L2_CAP_MODULATOR</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. Other combinations of
+capability flags are reserved for future extensions.</para>
+  </section>
+
+  <section>
+    <title>Supplemental Functions</title>
+
+    <para>Radio devices can support <link
+linkend="control">controls</link>, and must support the <link
+linkend="tuner">tuner or modulator</link> ioctls.</para>
+
+    <para>They do not support the video input or output, audio input
+or output, video standard, cropping and scaling, compression and
+streaming parameter, or overlay ioctls. All other ioctls and I/O
+methods are reserved for future extensions.</para>
+  </section>
+
+  <section>
+    <title>Programming</title>
+
+    <para>Radio devices may have a couple audio controls (as discussed
+in <xref linkend="control" />) such as a volume control, possibly custom
+controls. Further all radio devices have one tuner or modulator (these are
+discussed in <xref linkend="tuner" />) with index number zero to select
+the radio frequency and to determine if a monaural or FM stereo
+program is received/emitted. Drivers switch automatically between AM and FM
+depending on the selected frequency. The &VIDIOC-G-TUNER; or
+&VIDIOC-G-MODULATOR; ioctl
+reports the supported frequency range.</para>
+  </section>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+ -->
diff --git a/Documentation/DocBook/v4l/dev-raw-vbi.xml b/Documentation/DocBook/v4l/dev-raw-vbi.xml
new file mode 100644
index 000000000000..c5a70bdfaf27
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-raw-vbi.xml
@@ -0,0 +1,347 @@
+  <title>Raw VBI Data Interface</title>
+
+  <para>VBI is an abbreviation of Vertical Blanking Interval, a gap
+in the sequence of lines of an analog video signal. During VBI
+no picture information is transmitted, allowing some time while the
+electron beam of a cathode ray tube TV returns to the top of the
+screen. Using an oscilloscope you will find here the vertical
+synchronization pulses and short data packages ASK
+modulated<footnote><para>ASK: Amplitude-Shift Keying. A high signal
+level represents a '1' bit, a low level a '0' bit.</para></footnote>
+onto the video signal. These are transmissions of services such as
+Teletext or Closed Caption.</para>
+
+  <para>Subject of this interface type is raw VBI data, as sampled off
+a video signal, or to be added to a signal for output.
+The data format is similar to uncompressed video images, a number of
+lines times a number of samples per line, we call this a VBI image.</para>
+
+  <para>Conventionally V4L2 VBI devices are accessed through character
+device special files named <filename>/dev/vbi</filename> and
+<filename>/dev/vbi0</filename> to <filename>/dev/vbi31</filename> with
+major number 81 and minor numbers 224 to 255.
+<filename>/dev/vbi</filename> is typically a symbolic link to the
+preferred VBI device. This convention applies to both input and output
+devices.</para>
+
+  <para>To address the problems of finding related video and VBI
+devices VBI capturing and output is also available as device function
+under <filename>/dev/video</filename>. To capture or output raw VBI
+data with these devices applications must call the &VIDIOC-S-FMT;
+ioctl. Accessed as <filename>/dev/vbi</filename>, raw VBI capturing
+or output is the default device function.</para>
+
+    <section>
+      <title>Querying Capabilities</title>
+
+      <para>Devices supporting the raw VBI capturing or output API set
+the <constant>V4L2_CAP_VBI_CAPTURE</constant> or
+<constant>V4L2_CAP_VBI_OUTPUT</constant> flags, respectively, in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. At least one of the
+read/write, streaming or asynchronous I/O methods must be
+supported. VBI devices may or may not have a tuner or modulator.</para>
+    </section>
+
+    <section>
+      <title>Supplemental Functions</title>
+
+      <para>VBI devices shall support <link linkend="video">video
+input or output</link>, <link linkend="tuner">tuner or
+modulator</link>, and <link linkend="control">controls</link> ioctls
+as needed. The <link linkend="standard">video standard</link> ioctls provide
+information vital to program a VBI device, therefore must be
+supported.</para>
+    </section>
+
+    <section>
+      <title>Raw VBI Format Negotiation</title>
+
+      <para>Raw VBI sampling abilities can vary, in particular the
+sampling frequency. To properly interpret the data V4L2 specifies an
+ioctl to query the sampling parameters. Moreover, to allow for some
+flexibility applications can also suggest different parameters.</para>
+
+      <para>As usual these parameters are <emphasis>not</emphasis>
+reset at &func-open; time to permit Unix tool chains, programming a
+device and then reading from it as if it was a plain file. Well
+written V4L2 applications should always ensure they really get what
+they want, requesting reasonable parameters and then checking if the
+actual parameters are suitable.</para>
+
+      <para>To query the current raw VBI capture parameters
+applications set the <structfield>type</structfield> field of a
+&v4l2-format; to <constant>V4L2_BUF_TYPE_VBI_CAPTURE</constant> or
+<constant>V4L2_BUF_TYPE_VBI_OUTPUT</constant>, and call the
+&VIDIOC-G-FMT; ioctl with a pointer to this structure. Drivers fill
+the &v4l2-vbi-format; <structfield>vbi</structfield> member of the
+<structfield>fmt</structfield> union.</para>
+
+      <para>To request different parameters applications set the
+<structfield>type</structfield> field of a &v4l2-format; as above and
+initialize all fields of the &v4l2-vbi-format;
+<structfield>vbi</structfield> member of the
+<structfield>fmt</structfield> union, or better just modify the
+results of <constant>VIDIOC_G_FMT</constant>, and call the
+&VIDIOC-S-FMT; ioctl with a pointer to this structure. Drivers return
+an &EINVAL; only when the given parameters are ambiguous, otherwise
+they modify the parameters according to the hardware capabilites and
+return the actual parameters. When the driver allocates resources at
+this point, it may return an &EBUSY; to indicate the returned
+parameters are valid but the required resources are currently not
+available. That may happen for instance when the video and VBI areas
+to capture would overlap, or when the driver supports multiple opens
+and another process already requested VBI capturing or output. Anyway,
+applications must expect other resource allocation points which may
+return <errorcode>EBUSY</errorcode>, at the &VIDIOC-STREAMON; ioctl
+and the first read(), write() and select() call.</para>
+
+      <para>VBI devices must implement both the
+<constant>VIDIOC_G_FMT</constant> and
+<constant>VIDIOC_S_FMT</constant> ioctl, even if
+<constant>VIDIOC_S_FMT</constant> ignores all requests and always
+returns default parameters as <constant>VIDIOC_G_FMT</constant> does.
+<constant>VIDIOC_TRY_FMT</constant> is optional.</para>
+
+      <table pgwide="1" frame="none" id="v4l2-vbi-format">
+	<title>struct <structname>v4l2_vbi_format</structname></title>
+	<tgroup cols="3">
+	  &cs-str;
+	  <tbody valign="top">
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>sampling_rate</structfield></entry>
+	      <entry>Samples per second, i.&nbsp;e. unit 1 Hz.</entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>offset</structfield></entry>
+	      <entry><para>Horizontal offset of the VBI image,
+relative to the leading edge of the line synchronization pulse and
+counted in samples: The first sample in the VBI image will be located
+<structfield>offset</structfield> /
+<structfield>sampling_rate</structfield> seconds following the leading
+edge. See also <xref linkend="vbi-hsync" />.</para></entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>samples_per_line</structfield></entry>
+	      <entry></entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>sample_format</structfield></entry>
+	      <entry><para>Defines the sample format as in <xref
+linkend="pixfmt" />, a four-character-code.<footnote>
+		    <para>A few devices may be unable to
+sample VBI data at all but can extend the video capture window to the
+VBI region.</para>
+		  </footnote> Usually this is
+<constant>V4L2_PIX_FMT_GREY</constant>, i.&nbsp;e. each sample
+consists of 8 bits with lower values oriented towards the black level.
+Do not assume any other correlation of values with the signal level.
+For example, the MSB does not necessarily indicate if the signal is
+'high' or 'low' because 128 may not be the mean value of the
+signal. Drivers shall not convert the sample format by software.</para></entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>start</structfield>[2]</entry>
+	      <entry>This is the scanning system line number
+associated with the first line of the VBI image, of the first and the
+second field respectively. See <xref linkend="vbi-525" /> and
+<xref linkend="vbi-625" /> for valid values. VBI input drivers can
+return start values 0 if the hardware cannot reliable identify
+scanning lines, VBI acquisition may not require this
+information.</entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>count</structfield>[2]</entry>
+	      <entry>The number of lines in the first and second
+field image, respectively.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>Drivers should be as
+flexibility as possible. For example, it may be possible to extend or
+move the VBI capture window down to the picture area, implementing a
+'full field mode' to capture data service transmissions embedded in
+the picture.</para><para>An application can set the first or second
+<structfield>count</structfield> value to zero if no data is required
+from the respective field; <structfield>count</structfield>[1] if the
+scanning system is progressive, &ie; not interlaced. The
+corresponding start value shall be ignored by the application and
+driver. Anyway, drivers may not support single field capturing and
+return both count values non-zero.</para><para>Both
+<structfield>count</structfield> values set to zero, or line numbers
+outside the bounds depicted in <xref linkend="vbi-525" /> and <xref
+		    linkend="vbi-625" />, or a field image covering
+lines of two fields, are invalid and shall not be returned by the
+driver.</para><para>To initialize the <structfield>start</structfield>
+and <structfield>count</structfield> fields, applications must first
+determine the current video standard selection. The &v4l2-std-id; or
+the <structfield>framelines</structfield> field of &v4l2-standard; can
+be evaluated for this purpose.</para></entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>flags</structfield></entry>
+	      <entry>See <xref linkend="vbifmt-flags" /> below. Currently
+only drivers set flags, applications must set this field to
+zero.</entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>reserved</structfield>[2]</entry>
+	      <entry>This array is reserved for future extensions.
+Drivers and applications must set it to zero.</entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+
+      <table pgwide="1" frame="none" id="vbifmt-flags">
+	<title>Raw VBI Format Flags</title>
+	<tgroup cols="3">
+	  &cs-def;
+	  <tbody valign="top">
+	    <row>
+	      <entry><constant>V4L2_VBI_UNSYNC</constant></entry>
+	      <entry>0x0001</entry>
+	      <entry><para>This flag indicates hardware which does not
+properly distinguish between fields. Normally the VBI image stores the
+first field (lower scanning line numbers) first in memory. This may be
+a top or bottom field depending on the video standard. When this flag
+is set the first or second field may be stored first, however the
+fields are still in correct temporal order with the older field first
+in memory.<footnote>
+		  <para>Most VBI services transmit on both fields, but
+some have different semantics depending on the field number. These
+cannot be reliable decoded or encoded when
+<constant>V4L2_VBI_UNSYNC</constant> is set.</para>
+		</footnote></para></entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_VBI_INTERLACED</constant></entry>
+	      <entry>0x0002</entry>
+	      <entry>By default the two field images will be passed
+sequentially; all lines of the first field followed by all lines of
+the second field (compare <xref linkend="field-order" />
+<constant>V4L2_FIELD_SEQ_TB</constant> and
+<constant>V4L2_FIELD_SEQ_BT</constant>, whether the top or bottom
+field is first in memory depends on the video standard). When this
+flag is set, the two fields are interlaced (cf.
+<constant>V4L2_FIELD_INTERLACED</constant>). The first line of the
+first field followed by the first line of the second field, then the
+two second lines, and so on. Such a layout may be necessary when the
+hardware has been programmed to capture or output interlaced video
+images and is unable to separate the fields for VBI capturing at
+the same time. For simplicity setting this flag implies that both
+<structfield>count</structfield> values are equal and non-zero.</entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+
+      <figure id="vbi-hsync">
+	<title>Line synchronization</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_hsync.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_hsync.gif" format="GIF" />
+	  </imageobject>
+	  <textobject>
+	    <phrase>Line synchronization diagram</phrase>
+	  </textobject>
+	</mediaobject>
+      </figure>
+
+      <figure id="vbi-525">
+	<title>ITU-R 525 line numbering (M/NTSC and M/PAL)</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_525.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_525.gif" format="GIF" />
+	  </imageobject>
+	  <textobject>
+	    <phrase>NTSC field synchronization diagram</phrase>
+	  </textobject>
+	  <caption>
+	    <para>(1) For the purpose of this specification field 2
+starts in line 264 and not 263.5 because half line capturing is not
+supported.</para>
+	  </caption>
+	</mediaobject>
+      </figure>
+
+      <figure id="vbi-625">
+	<title>ITU-R 625 line numbering</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_625.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="vbi_625.gif" format="GIF" />
+	  </imageobject>
+	  <textobject>
+	    <phrase>PAL/SECAM field synchronization diagram</phrase>
+	  </textobject>
+	  <caption>
+	    <para>(1) For the purpose of this specification field 2
+starts in line 314 and not 313.5 because half line capturing is not
+supported.</para>
+	  </caption>
+	</mediaobject>
+      </figure>
+
+      <para>Remember the VBI image format depends on the selected
+video standard, therefore the application must choose a new standard or
+query the current standard first. Attempts to read or write data ahead
+of format negotiation, or after switching the video standard which may
+invalidate the negotiated VBI parameters, should be refused by the
+driver. A format change during active I/O is not permitted.</para>
+    </section>
+
+    <section>
+      <title>Reading and writing VBI images</title>
+
+      <para>To assure synchronization with the field number and easier
+implementation, the smallest unit of data passed at a time is one
+frame, consisting of two fields of VBI images immediately following in
+memory.</para>
+
+      <para>The total size of a frame computes as follows:</para>
+
+      <programlisting>
+(<structfield>count</structfield>[0] + <structfield>count</structfield>[1]) *
+<structfield>samples_per_line</structfield> * sample size in bytes</programlisting>
+
+      <para>The sample size is most likely always one byte,
+applications must check the <structfield>sample_format</structfield>
+field though, to function properly with other drivers.</para>
+
+      <para>A VBI device may support <link
+      linkend="rw">read/write</link> and/or streaming (<link
+      linkend="mmap">memory mapping</link> or <link
+      linkend="userp">user pointer</link>) I/O. The latter bears the
+possibility of synchronizing video and
+VBI data by using buffer timestamps.</para>
+
+      <para>Remember the &VIDIOC-STREAMON; ioctl and the first read(),
+write() and select() call can be resource allocation points returning
+an &EBUSY; if the required hardware resources are temporarily
+unavailable, for example the device is already in use by another
+process.</para>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/dev-rds.xml b/Documentation/DocBook/v4l/dev-rds.xml
new file mode 100644
index 000000000000..0869d701b1e5
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-rds.xml
@@ -0,0 +1,168 @@
+     <title>RDS Interface</title>
+
+      <para>The Radio Data System transmits supplementary
+information in binary format, for example the station name or travel
+information, on an inaudible audio subcarrier of a radio program. This
+interface is aimed at devices capable of receiving and decoding RDS
+information.</para>
+
+      <para>For more information see the core RDS standard <xref linkend="en50067" />
+and the RBDS standard <xref linkend="nrsc4" />.</para>
+
+      <para>Note that the RBDS standard as is used in the USA is almost identical
+to the RDS standard. Any RDS decoder can also handle RBDS. Only some of the fields
+have slightly different meanings. See the RBDS standard for more information.</para>
+
+      <para>The RBDS standard also specifies support for MMBS (Modified Mobile Search).
+This is a proprietary format which seems to be discontinued. The RDS interface does not
+support this format. Should support for MMBS (or the so-called 'E blocks' in general)
+be needed, then please contact the linux-media mailing list: &v4l-ml;.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the RDS capturing API
+set the <constant>V4L2_CAP_RDS_CAPTURE</constant> flag in
+the <structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl.
+Any tuner that supports RDS will set the
+<constant>V4L2_TUNER_CAP_RDS</constant> flag in the <structfield>capability</structfield>
+field of &v4l2-tuner;.
+Whether an RDS signal is present can be detected by looking at
+the <structfield>rxsubchans</structfield> field of &v4l2-tuner;: the
+<constant>V4L2_TUNER_SUB_RDS</constant> will be set if RDS data was detected.</para>
+
+    <para>Devices supporting the RDS output API
+set the <constant>V4L2_CAP_RDS_OUTPUT</constant> flag in
+the <structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl.
+Any modulator that supports RDS will set the
+<constant>V4L2_TUNER_CAP_RDS</constant> flag in the <structfield>capability</structfield>
+field of &v4l2-modulator;.
+In order to enable the RDS transmission one must set the <constant>V4L2_TUNER_SUB_RDS</constant>
+bit in the <structfield>txsubchans</structfield> field of &v4l2-modulator;.</para>
+
+  </section>
+
+  <section>
+    <title>Reading RDS data</title>
+
+      <para>RDS data can be read from the radio device
+with the &func-read; function. The data is packed in groups of three bytes,
+as follows:</para>
+    <table frame="none" pgwide="1" id="v4l2-rds-data">
+      <title>struct
+<structname>v4l2_rds_data</structname></title>
+      <tgroup cols="3">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colname="c3" colwidth="5*" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>lsb</structfield></entry>
+	    <entry>Least Significant Byte of RDS Block</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>msb</structfield></entry>
+	    <entry>Most Significant Byte of RDS Block</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>block</structfield></entry>
+	    <entry>Block description</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+    <table frame="none" pgwide="1" id="v4l2-rds-block">
+      <title>Block description</title>
+      <tgroup cols="2">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="5*" />
+	<tbody valign="top">
+	  <row>
+	    <entry>Bits 0-2</entry>
+	    <entry>Block (aka offset) of the received data.</entry>
+	  </row>
+	  <row>
+	    <entry>Bits 3-5</entry>
+	    <entry>Deprecated. Currently identical to bits 0-2. Do not use these bits.</entry>
+	  </row>
+	  <row>
+	    <entry>Bit 6</entry>
+	    <entry>Corrected bit. Indicates that an error was corrected for this data block.</entry>
+	  </row>
+	  <row>
+	    <entry>Bit 7</entry>
+	    <entry>Error bit. Indicates that an uncorrectable error occurred during reception of this block.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-rds-block-codes">
+      <title>Block defines</title>
+      <tgroup cols="3">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colname="c3" colwidth="5*" />
+	<tbody valign="top">
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_MSK</entry>
+	    <entry>7</entry>
+	    <entry>Mask for bits 0-2 to get the block ID.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_A</entry>
+	    <entry>0</entry>
+	    <entry>Block A.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_B</entry>
+	    <entry>1</entry>
+	    <entry>Block B.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_C</entry>
+	    <entry>2</entry>
+	    <entry>Block C.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_D</entry>
+	    <entry>3</entry>
+	    <entry>Block D.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_C_ALT</entry>
+	    <entry>4</entry>
+	    <entry>Block C'.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_INVALID</entry>
+	    <entry>7</entry>
+	    <entry>An invalid block.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_CORRECTED</entry>
+	    <entry>0x40</entry>
+	    <entry>A bit error was detected but corrected.</entry>
+	  </row>
+	  <row>
+	    <entry>V4L2_RDS_BLOCK_ERROR</entry>
+	    <entry>0x80</entry>
+	    <entry>An incorrectable error occurred.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+ -->
diff --git a/Documentation/DocBook/v4l/dev-sliced-vbi.xml b/Documentation/DocBook/v4l/dev-sliced-vbi.xml
new file mode 100644
index 000000000000..69e789fa7f7b
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-sliced-vbi.xml
@@ -0,0 +1,708 @@
+  <title>Sliced VBI Data Interface</title>
+
+  <para>VBI stands for Vertical Blanking Interval, a gap in the
+sequence of lines of an analog video signal. During VBI no picture
+information is transmitted, allowing some time while the electron beam
+of a cathode ray tube TV returns to the top of the screen.</para>
+
+  <para>Sliced VBI devices use hardware to demodulate data transmitted
+in the VBI. V4L2 drivers shall <emphasis>not</emphasis> do this by
+software, see also the <link linkend="raw-vbi">raw VBI
+interface</link>. The data is passed as short packets of fixed size,
+covering one scan line each. The number of packets per video frame is
+variable.</para>
+
+  <para>Sliced VBI capture and output devices are accessed through the
+same character special files as raw VBI devices. When a driver
+supports both interfaces, the default function of a
+<filename>/dev/vbi</filename> device is <emphasis>raw</emphasis> VBI
+capturing or output, and the sliced VBI function is only available
+after calling the &VIDIOC-S-FMT; ioctl as defined below. Likewise a
+<filename>/dev/video</filename> device may support the sliced VBI API,
+however the default function here is video capturing or output.
+Different file descriptors must be used to pass raw and sliced VBI
+data simultaneously, if this is supported by the driver.</para>
+
+  <section>
+    <title>Querying Capabilities</title>
+
+    <para>Devices supporting the sliced VBI capturing or output API
+set the <constant>V4L2_CAP_SLICED_VBI_CAPTURE</constant> or
+<constant>V4L2_CAP_SLICED_VBI_OUTPUT</constant> flag respectively, in
+the <structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl. At least one of the
+read/write, streaming or asynchronous <link linkend="io">I/O
+methods</link> must be supported. Sliced VBI devices may have a tuner
+or modulator.</para>
+  </section>
+
+  <section>
+    <title>Supplemental Functions</title>
+
+    <para>Sliced VBI devices shall support <link linkend="video">video
+input or output</link> and <link linkend="tuner">tuner or
+modulator</link> ioctls if they have these capabilities, and they may
+support <link linkend="control">control</link> ioctls. The <link
+linkend="standard">video standard</link> ioctls provide information
+vital to program a sliced VBI device, therefore must be
+supported.</para>
+  </section>
+
+  <section id="sliced-vbi-format-negotitation">
+    <title>Sliced VBI Format Negotiation</title>
+
+    <para>To find out which data services are supported by the
+hardware applications can call the &VIDIOC-G-SLICED-VBI-CAP; ioctl.
+All drivers implementing the sliced VBI interface must support this
+ioctl. The results may differ from those of the &VIDIOC-S-FMT; ioctl
+when the number of VBI lines the hardware can capture or output per
+frame, or the number of services it can identify on a given line are
+limited. For example on PAL line 16 the hardware may be able to look
+for a VPS or Teletext signal, but not both at the same time.</para>
+
+    <para>To determine the currently selected services applications
+set the <structfield>type </structfield> field of &v4l2-format; to
+<constant> V4L2_BUF_TYPE_SLICED_VBI_CAPTURE</constant> or <constant>
+V4L2_BUF_TYPE_SLICED_VBI_OUTPUT</constant>, and the &VIDIOC-G-FMT;
+ioctl fills the <structfield>fmt.sliced</structfield> member, a
+&v4l2-sliced-vbi-format;.</para>
+
+    <para>Applications can request different parameters by
+initializing or modifying the <structfield>fmt.sliced</structfield>
+member and calling the &VIDIOC-S-FMT; ioctl with a pointer to the
+<structname>v4l2_format</structname> structure.</para>
+
+    <para>The sliced VBI API is more complicated than the raw VBI API
+because the hardware must be told which VBI service to expect on each
+scan line. Not all services may be supported by the hardware on all
+lines (this is especially true for VBI output where Teletext is often
+unsupported and other services can only be inserted in one specific
+line). In many cases, however, it is sufficient to just set the
+<structfield>service_set</structfield> field to the required services
+and let the driver fill the <structfield>service_lines</structfield>
+array according to hardware capabilities. Only if more precise control
+is needed should the programmer set the
+<structfield>service_lines</structfield> array explicitly.</para>
+
+    <para>The &VIDIOC-S-FMT; ioctl modifies the parameters
+according to hardware capabilities. When the driver allocates
+resources at this point, it may return an &EBUSY; if the required
+resources are temporarily unavailable. Other resource allocation
+points which may return <errorcode>EBUSY</errorcode> can be the
+&VIDIOC-STREAMON; ioctl and the first &func-read;, &func-write; and
+&func-select; call.</para>
+
+    <table frame="none" pgwide="1" id="v4l2-sliced-vbi-format">
+      <title>struct
+<structname>v4l2_sliced_vbi_format</structname></title>
+      <tgroup cols="5">
+	<colspec colname="c1" colwidth="3*" />
+	<colspec colname="c2" colwidth="3*" />
+	<colspec colname="c3" colwidth="2*" />
+	<colspec colname="c4" colwidth="2*" />
+	<colspec colname="c5" colwidth="2*" />
+	<spanspec namest="c3" nameend="c5" spanname="hspan" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>service_set</structfield></entry>
+	    <entry spanname="hspan"><para>If
+<structfield>service_set</structfield> is non-zero when passed with
+&VIDIOC-S-FMT; or &VIDIOC-TRY-FMT;, the
+<structfield>service_lines</structfield> array will be filled by the
+driver according to the services specified in this field. For example,
+if <structfield>service_set</structfield> is initialized with
+<constant>V4L2_SLICED_TELETEXT_B | V4L2_SLICED_WSS_625</constant>, a
+driver for the cx25840 video decoder sets lines 7-22 of both
+fields<footnote><para>According to <link
+linkend="ets300706">ETS&nbsp;300&nbsp;706</link> lines 6-22 of the
+first field and lines 5-22 of the second field may carry Teletext
+data.</para></footnote> to <constant>V4L2_SLICED_TELETEXT_B</constant>
+and line 23 of the first field to
+<constant>V4L2_SLICED_WSS_625</constant>. If
+<structfield>service_set</structfield> is set to zero, then the values
+of <structfield>service_lines</structfield> will be used instead.
+</para><para>On return the driver sets this field to the union of all
+elements of the returned <structfield>service_lines</structfield>
+array. It may contain less services than requested, perhaps just one,
+if the hardware cannot handle more services simultaneously. It may be
+empty (zero) if none of the requested services are supported by the
+hardware.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u16</entry>
+	    <entry><structfield>service_lines</structfield>[2][24]</entry>
+	    <entry spanname="hspan"><para>Applications initialize this
+array with sets of data services the driver shall look for or insert
+on the respective scan line. Subject to hardware capabilities drivers
+return the requested set, a subset, which may be just a single
+service, or an empty set. When the hardware cannot handle multiple
+services on the same line the driver shall choose one. No assumptions
+can be made on which service the driver chooses.</para><para>Data
+services are defined in <xref linkend="vbi-services2" />. Array indices
+map to ITU-R line numbers (see also <xref linkend="vbi-525" /> and <xref
+		  linkend="vbi-625" />) as follows: <!-- No nested
+tables, sigh. --></para></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>Element</entry>
+	    <entry>525 line systems</entry>
+	    <entry>625 line systems</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[0][1]</entry>
+	    <entry align="center">1</entry>
+	    <entry align="center">1</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[0][23]</entry>
+	    <entry align="center">23</entry>
+	    <entry align="center">23</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[1][1]</entry>
+	    <entry align="center">264</entry>
+	    <entry align="center">314</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[1][23]</entry>
+	    <entry align="center">286</entry>
+	    <entry align="center">336</entry>
+	  </row>
+	  <!-- End of line numbers table. -->
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry spanname="hspan">Drivers must set
+<structfield>service_lines</structfield>[0][0] and
+<structfield>service_lines</structfield>[1][0] to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>io_size</structfield></entry>
+	    <entry spanname="hspan">Maximum number of bytes passed by
+one &func-read; or &func-write; call, and the buffer size in bytes for
+the &VIDIOC-QBUF; and &VIDIOC-DQBUF; ioctl. Drivers set this field to
+the size of &v4l2-sliced-vbi-data; times the number of non-zero
+elements in the returned <structfield>service_lines</structfield>
+array (that is the number of lines potentially carrying data).</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry spanname="hspan">This array is reserved for future
+extensions. Applications and drivers must set it to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- See also vidioc-g-sliced-vbi-cap.sgml -->
+    <table frame="none" pgwide="1" id="vbi-services2">
+      <title>Sliced VBI services</title>
+      <tgroup cols="5">
+	<colspec colname="c1" colwidth="2*" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colname="c3" colwidth="1*" />
+	<colspec colname="c4" colwidth="2*" />
+	<colspec colname="c5" colwidth="2*" />
+	<spanspec namest="c3" nameend="c5" spanname="rlp" />
+	<thead>
+	  <row>
+	    <entry>Symbol</entry>
+	    <entry>Value</entry>
+	    <entry>Reference</entry>
+	    <entry>Lines, usually</entry>
+	    <entry>Payload</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_SLICED_TELETEXT_B</constant>
+(Teletext System B)</entry>
+	    <entry>0x0001</entry>
+	    <entry><xref linkend="ets300706" />, <xref linkend="itu653" /></entry>
+	    <entry>PAL/SECAM line 7-22, 320-335 (second field 7-22)</entry>
+	    <entry>Last 42 of the 45 byte Teletext packet, that is
+without clock run-in and framing code, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VPS</constant></entry>
+	    <entry>0x0400</entry>
+	    <entry><xref linkend="ets300231" /></entry>
+	    <entry>PAL line 16</entry>
+	    <entry>Byte number 3 to 15 according to Figure 9 of
+ETS&nbsp;300&nbsp;231, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_CAPTION_525</constant></entry>
+	    <entry>0x1000</entry>
+	    <entry><xref linkend="eia608" /></entry>
+	    <entry>NTSC line 21, 284 (second field 21)</entry>
+	    <entry>Two bytes in transmission order, including parity
+bit, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_WSS_625</constant></entry>
+	    <entry>0x4000</entry>
+	    <entry><xref linkend="itu1119" />, <xref linkend="en300294" /></entry>
+	    <entry>PAL/SECAM line 23</entry>
+	    <entry><screen>
+Byte         0                 1
+      msb         lsb  msb           lsb
+ Bit  7 6 5 4 3 2 1 0  x x 13 12 11 10 9
+</screen></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VBI_525</constant></entry>
+	    <entry>0x1000</entry>
+	    <entry spanname="rlp">Set of services applicable to 525
+line systems.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VBI_625</constant></entry>
+	    <entry>0x4401</entry>
+	    <entry spanname="rlp">Set of services applicable to 625
+line systems.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>Drivers may return an &EINVAL; when applications attempt to
+read or write data without prior format negotiation, after switching
+the video standard (which may invalidate the negotiated VBI
+parameters) and after switching the video input (which may change the
+video standard as a side effect). The &VIDIOC-S-FMT; ioctl may return
+an &EBUSY; when applications attempt to change the format while i/o is
+in progress (between a &VIDIOC-STREAMON; and &VIDIOC-STREAMOFF; call,
+and after the first &func-read; or &func-write; call).</para>
+  </section>
+
+  <section>
+    <title>Reading and writing sliced VBI data</title>
+
+    <para>A single &func-read; or &func-write; call must pass all data
+belonging to one video frame. That is an array of
+<structname>v4l2_sliced_vbi_data</structname> structures with one or
+more elements and a total size not exceeding
+<structfield>io_size</structfield> bytes. Likewise in streaming I/O
+mode one buffer of <structfield>io_size</structfield> bytes must
+contain data of one video frame. The <structfield>id</structfield> of
+unused <structname>v4l2_sliced_vbi_data</structname> elements must be
+zero.</para>
+
+    <table frame="none" pgwide="1" id="v4l2-sliced-vbi-data">
+      <title>struct
+<structname>v4l2_sliced_vbi_data</structname></title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>A flag from <xref linkend="vbi-services" />
+identifying the type of data in this packet. Only a single bit must be
+set. When the <structfield>id</structfield> of a captured packet is
+zero, the packet is empty and the contents of other fields are
+undefined. Applications shall ignore empty packets. When the
+<structfield>id</structfield> of a packet for output is zero the
+contents of the <structfield>data</structfield> field are undefined
+and the driver must no longer insert data on the requested
+<structfield>field</structfield> and
+<structfield>line</structfield>.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>field</structfield></entry>
+	    <entry>The video field number this data has been captured
+from, or shall be inserted at. <constant>0</constant> for the first
+field, <constant>1</constant> for the second field.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>line</structfield></entry>
+	    <entry>The field (as opposed to frame) line number this
+data has been captured from, or shall be inserted at. See <xref
+	    linkend="vbi-525" /> and <xref linkend="vbi-625" /> for valid
+values. Sliced VBI capture devices can set the line number of all
+packets to <constant>0</constant> if the hardware cannot reliably
+identify scan lines. The field number must always be valid.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield></entry>
+	    <entry>This field is reserved for future extensions.
+Applications and drivers must set it to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>data</structfield>[48]</entry>
+	    <entry>The packet payload. See <xref
+	    linkend="vbi-services" /> for the contents and number of
+bytes passed for each data type. The contents of padding bytes at the
+end of this array are undefined, drivers and applications shall ignore
+them.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>Packets are always passed in ascending line number order,
+without duplicate line numbers. The &func-write; function and the
+&VIDIOC-QBUF; ioctl must return an &EINVAL; when applications violate
+this rule. They must also return an &EINVAL; when applications pass an
+incorrect field or line number, or a combination of
+<structfield>field</structfield>, <structfield>line</structfield> and
+<structfield>id</structfield> which has not been negotiated with the
+&VIDIOC-G-FMT; or &VIDIOC-S-FMT; ioctl. When the line numbers are
+unknown the driver must pass the packets in transmitted order. The
+driver can insert empty packets with <structfield>id</structfield> set
+to zero anywhere in the packet array.</para>
+
+    <para>To assure synchronization and to distinguish from frame
+dropping, when a captured frame does not carry any of the requested
+data services drivers must pass one or more empty packets. When an
+application fails to pass VBI data in time for output, the driver
+must output the last VPS and WSS packet again, and disable the output
+of Closed Caption and Teletext data, or output data which is ignored
+by Closed Caption and Teletext decoders.</para>
+
+    <para>A sliced VBI device may support <link
+linkend="rw">read/write</link> and/or streaming (<link
+linkend="mmap">memory mapping</link> and/or <link linkend="userp">user
+pointer</link>) I/O. The latter bears the possibility of synchronizing
+video and VBI data by using buffer timestamps.</para>
+
+  </section>
+
+  <section>
+    <title>Sliced VBI Data in MPEG Streams</title>
+
+    <para>If a device can produce an MPEG output stream, it may be
+capable of providing <link
+linkend="sliced-vbi-format-negotitation">negotiated sliced VBI
+services</link> as data embedded in the MPEG stream.  Users or
+applications control this sliced VBI data insertion with the <link
+linkend="v4l2-mpeg-stream-vbi-fmt">V4L2_CID_MPEG_STREAM_VBI_FMT</link>
+control.</para>
+
+    <para>If the driver does not provide the <link
+linkend="v4l2-mpeg-stream-vbi-fmt">V4L2_CID_MPEG_STREAM_VBI_FMT</link>
+control, or only allows that control to be set to <link
+linkend="v4l2-mpeg-stream-vbi-fmt"><constant>
+V4L2_MPEG_STREAM_VBI_FMT_NONE</constant></link>, then the device
+cannot embed sliced VBI data in the MPEG stream.</para>
+
+    <para>The <link linkend="v4l2-mpeg-stream-vbi-fmt">
+V4L2_CID_MPEG_STREAM_VBI_FMT</link> control does not implicitly set
+the device driver to capture nor cease capturing sliced VBI data.  The
+control only indicates to embed sliced VBI data in the MPEG stream, if
+an application has negotiated sliced VBI service be captured.</para>
+
+    <para>It may also be the case that a device can embed sliced VBI
+data in only certain types of MPEG streams: for example in an MPEG-2
+PS but not an MPEG-2 TS.  In this situation, if sliced VBI data
+insertion is requested, the sliced VBI data will be embedded in MPEG
+stream types when supported, and silently omitted from MPEG stream
+types where sliced VBI data insertion is not supported by the device.
+</para>
+
+    <para>The following subsections specify the format of the
+embedded sliced VBI data.</para>
+
+  <section>
+    <title>MPEG Stream Embedded, Sliced VBI Data Format: NONE</title>
+    <para>The <link linkend="v4l2-mpeg-stream-vbi-fmt"><constant>
+V4L2_MPEG_STREAM_VBI_FMT_NONE</constant></link> embedded sliced VBI
+format shall be interpreted by drivers as a control to cease
+embedding sliced VBI data in MPEG streams.  Neither the device nor
+driver shall insert "empty" embedded sliced VBI data packets in the
+MPEG stream when this format is set.  No MPEG stream data structures
+are specified for this format.</para>
+  </section>
+
+  <section>
+    <title>MPEG Stream Embedded, Sliced VBI Data Format: IVTV</title>
+    <para>The <link linkend="v4l2-mpeg-stream-vbi-fmt"><constant>
+V4L2_MPEG_STREAM_VBI_FMT_IVTV</constant></link> embedded sliced VBI
+format, when supported, indicates to the driver to embed up to 36
+lines of sliced VBI data per frame in an MPEG-2 <emphasis>Private
+Stream 1 PES</emphasis> packet encapsulated in an MPEG-2 <emphasis>
+Program Pack</emphasis> in the MPEG stream.</para>
+
+    <para><emphasis>Historical context</emphasis>: This format
+specification originates from a custom, embedded, sliced VBI data
+format used by the <filename>ivtv</filename> driver.  This format
+has already been informally specified in the kernel sources in the
+file <filename>Documentation/video4linux/cx2341x/README.vbi</filename>
+.  The maximum size of the payload and other aspects of this format
+are driven by the CX23415 MPEG decoder's capabilities and limitations
+with respect to extracting, decoding, and displaying sliced VBI data
+embedded within an MPEG stream.</para>
+
+    <para>This format's use is <emphasis>not</emphasis> exclusive to
+the <filename>ivtv</filename> driver <emphasis>nor</emphasis>
+exclusive to CX2341x devices, as the sliced VBI data packet insertion
+into the MPEG stream is implemented in driver software.  At least the
+<filename>cx18</filename> driver provides sliced VBI data insertion
+into an MPEG-2 PS in this format as well.</para>
+
+    <para>The following definitions specify the payload of the
+MPEG-2 <emphasis>Private Stream 1 PES</emphasis> packets that contain
+sliced VBI data when <link linkend="v4l2-mpeg-stream-vbi-fmt">
+<constant>V4L2_MPEG_STREAM_VBI_FMT_IVTV</constant></link> is set.
+(The MPEG-2 <emphasis>Private Stream 1 PES</emphasis> packet header
+and encapsulating MPEG-2 <emphasis>Program Pack</emphasis> header are
+not detailed here.  Please refer to the MPEG-2 specifications for
+details on those packet headers.)</para>
+
+    <para>The payload of the MPEG-2 <emphasis>Private Stream 1 PES
+</emphasis> packets that contain sliced VBI data is specified by
+&v4l2-mpeg-vbi-fmt-ivtv;.  The payload is variable
+length, depending on the actual number of lines of sliced VBI data
+present in a video frame.  The payload may be padded at the end with
+unspecified fill bytes to align the end of the payload to a 4-byte
+boundary.  The payload shall never exceed 1552 bytes (2 fields with
+18 lines/field with 43 bytes of data/line and a 4 byte magic number).
+</para>
+
+    <table frame="none" pgwide="1" id="v4l2-mpeg-vbi-fmt-ivtv">
+      <title>struct <structname>v4l2_mpeg_vbi_fmt_ivtv</structname>
+      </title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>magic</structfield>[4]</entry>
+	    <entry></entry>
+	    <entry>A "magic" constant from <xref
+	    linkend="v4l2-mpeg-vbi-fmt-ivtv-magic" /> that indicates
+this is a valid sliced VBI data payload and also indicates which
+member of the anonymous union, <structfield>itv0</structfield> or
+<structfield>ITV0</structfield>, to use for the payload data.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry>(anonymous)</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>struct <link linkend="v4l2-mpeg-vbi-itv0">
+	      <structname>v4l2_mpeg_vbi_itv0</structname></link>
+	    </entry>
+	    <entry><structfield>itv0</structfield></entry>
+	    <entry>The primary form of the sliced VBI data payload
+that contains anywhere from 1 to 35 lines of sliced VBI data.
+Line masks are provided in this form of the payload indicating
+which VBI lines are provided.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>struct <link linkend="v4l2-mpeg-vbi-itv0-1">
+	      <structname>v4l2_mpeg_vbi_ITV0</structname></link>
+	    </entry>
+	    <entry><structfield>ITV0</structfield></entry>
+	    <entry>An alternate form of the sliced VBI data payload
+used when 36 lines of sliced VBI data are present.  No line masks are
+provided in this form of the payload; all valid line mask bits are
+implcitly set.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-mpeg-vbi-fmt-ivtv-magic">
+      <title>Magic Constants for &v4l2-mpeg-vbi-fmt-ivtv;
+	<structfield>magic</structfield> field</title>
+      <tgroup cols="3">
+	&cs-def;
+	<thead>
+	  <row>
+	    <entry align="left">Defined Symbol</entry>
+	    <entry align="left">Value</entry>
+	    <entry align="left">Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_MAGIC0</constant>
+	    </entry>
+	    <entry>"itv0"</entry>
+	    <entry>Indicates the <structfield>itv0</structfield>
+member of the union in &v4l2-mpeg-vbi-fmt-ivtv; is valid.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_MAGIC1</constant>
+	    </entry>
+	    <entry>"ITV0"</entry>
+	    <entry>Indicates the <structfield>ITV0</structfield>
+member of the union in &v4l2-mpeg-vbi-fmt-ivtv; is valid and
+that 36 lines of sliced VBI data are present.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-mpeg-vbi-itv0">
+      <title>struct <structname>v4l2_mpeg_vbi_itv0</structname>
+      </title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__le32</entry>
+	    <entry><structfield>linemask</structfield>[2]</entry>
+	    <entry><para>Bitmasks indicating the VBI service lines
+present.  These <structfield>linemask</structfield> values are stored
+in little endian byte order in the MPEG stream.  Some reference
+<structfield>linemask</structfield> bit positions with their
+corresponding VBI line number and video field are given below.
+b<subscript>0</subscript> indicates the least significant bit of a
+<structfield>linemask</structfield> value:<screen>
+<structfield>linemask</structfield>[0] b<subscript>0</subscript>:		line  6		first field
+<structfield>linemask</structfield>[0] b<subscript>17</subscript>:		line 23		first field
+<structfield>linemask</structfield>[0] b<subscript>18</subscript>:		line  6		second field
+<structfield>linemask</structfield>[0] b<subscript>31</subscript>:		line 19		second field
+<structfield>linemask</structfield>[1] b<subscript>0</subscript>:		line 20		second field
+<structfield>linemask</structfield>[1] b<subscript>3</subscript>:		line 23		second field
+<structfield>linemask</structfield>[1] b<subscript>4</subscript>-b<subscript>31</subscript>:	unused and set to 0</screen></para></entry>
+	  </row>
+	  <row>
+	    <entry>struct <link linkend="v4l2-mpeg-vbi-itv0-line">
+	      <structname>v4l2_mpeg_vbi_itv0_line</structname></link>
+	    </entry>
+	    <entry><structfield>line</structfield>[35]</entry>
+	    <entry>This is a variable length array that holds from 1
+to 35 lines of sliced VBI data.  The sliced VBI data lines present
+correspond to the bits set in the <structfield>linemask</structfield>
+array, starting from b<subscript>0</subscript> of <structfield>
+linemask</structfield>[0] up through b<subscript>31</subscript> of
+<structfield>linemask</structfield>[0], and from b<subscript>0
+</subscript> of <structfield>linemask</structfield>[1] up through b
+<subscript>3</subscript> of <structfield>linemask</structfield>[1].
+<structfield>line</structfield>[0] corresponds to the first bit
+found set in the <structfield>linemask</structfield> array,
+<structfield>line</structfield>[1] corresponds to the second bit
+found set in the <structfield>linemask</structfield> array, etc.
+If no <structfield>linemask</structfield> array bits are set, then
+<structfield>line</structfield>[0] may contain one line of
+unspecified data that should be ignored by applications.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-mpeg-vbi-itv0-1">
+      <title>struct <structname>v4l2_mpeg_vbi_ITV0</structname>
+      </title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>struct <link linkend="v4l2-mpeg-vbi-itv0-line">
+	      <structname>v4l2_mpeg_vbi_itv0_line</structname></link>
+	    </entry>
+	    <entry><structfield>line</structfield>[36]</entry>
+	    <entry>A fixed length array of 36 lines of sliced VBI
+data.  <structfield>line</structfield>[0] through <structfield>line
+</structfield>[17] correspond to lines 6 through 23 of the
+first field.  <structfield>line</structfield>[18] through
+<structfield>line</structfield>[35] corresponds to lines 6
+through 23 of the second field.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-mpeg-vbi-itv0-line">
+      <title>struct <structname>v4l2_mpeg_vbi_itv0_line</structname>
+      </title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>A line identifier value from
+<xref linkend="ITV0-Line-Identifier-Constants" /> that indicates
+the type of sliced VBI data stored on this line.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>data</structfield>[42]</entry>
+	    <entry>The sliced VBI data for the line.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="ITV0-Line-Identifier-Constants">
+      <title>Line Identifiers for struct <link
+      linkend="v4l2-mpeg-vbi-itv0-line"><structname>
+v4l2_mpeg_vbi_itv0_line</structname></link> <structfield>id
+</structfield> field</title>
+      <tgroup cols="3">
+	&cs-def;
+	<thead>
+	  <row>
+	    <entry align="left">Defined Symbol</entry>
+	    <entry align="left">Value</entry>
+	    <entry align="left">Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_TELETEXT_B</constant>
+	    </entry>
+	    <entry>1</entry>
+	    <entry>Refer to <link linkend="vbi-services2">
+Sliced VBI services</link> for a description of the line payload.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_CAPTION_525</constant>
+	    </entry>
+	    <entry>4</entry>
+	    <entry>Refer to <link linkend="vbi-services2">
+Sliced VBI services</link> for a description of the line payload.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_WSS_625</constant>
+	    </entry>
+	    <entry>5</entry>
+	    <entry>Refer to <link linkend="vbi-services2">
+Sliced VBI services</link> for a description of the line payload.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MPEG_VBI_IVTV_VPS</constant>
+	    </entry>
+	    <entry>7</entry>
+	    <entry>Refer to <link linkend="vbi-services2">
+Sliced VBI services</link> for a description of the line payload.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+  </section>
+  </section>
+
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+ -->
diff --git a/Documentation/DocBook/v4l/dev-teletext.xml b/Documentation/DocBook/v4l/dev-teletext.xml
new file mode 100644
index 000000000000..76184e8ed618
--- /dev/null
+++ b/Documentation/DocBook/v4l/dev-teletext.xml
@@ -0,0 +1,40 @@
+  <title>Teletext Interface</title>
+
+  <para>This interface aims at devices receiving and demodulating
+Teletext data [<xref linkend="ets300706" />, <xref linkend="itu653" />], evaluating the
+Teletext packages and storing formatted pages in cache memory. Such
+devices are usually implemented as microcontrollers with serial
+interface (I<superscript>2</superscript>C) and can be found on older
+TV cards, dedicated Teletext decoding cards and home-brew devices
+connected to the PC parallel port.</para>
+
+  <para>The Teletext API was designed by Martin Buck. It is defined in
+the kernel header file <filename>linux/videotext.h</filename>, the
+specification is available from <ulink url="ftp://ftp.gwdg.de/pub/linux/misc/videotext/">
+ftp://ftp.gwdg.de/pub/linux/misc/videotext/</ulink>. (Videotext is the name of
+the German public television Teletext service.) Conventional character
+device file names are <filename>/dev/vtx</filename> and
+<filename>/dev/vttuner</filename>, with device number 83, 0 and 83, 16
+respectively. A similar interface exists for the Philips SAA5249
+Teletext decoder [specification?] with character device file names
+<filename>/dev/tlkN</filename>, device number 102, N.</para>
+
+  <para>Eventually the Teletext API was integrated into the V4L API
+with character device file names <filename>/dev/vtx0</filename> to
+<filename>/dev/vtx31</filename>, device major number 81, minor numbers
+192 to 223. For reference the V4L Teletext API specification is
+reproduced here in full: "Teletext interfaces talk the existing VTX
+API." Teletext devices with major number 83 and 102 will be removed in
+Linux 2.6.</para>
+
+  <para>There are no plans to replace the Teletext API or to integrate
+it into V4L2. Please write to the linux-media mailing list: &v4l-ml;
+when the need arises.</para>
+
+  <!--
+Local Variables:
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+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/driver.xml b/Documentation/DocBook/v4l/driver.xml
new file mode 100644
index 000000000000..1f7eea5c4ec3
--- /dev/null
+++ b/Documentation/DocBook/v4l/driver.xml
@@ -0,0 +1,208 @@
+  <title>V4L2 Driver Programming</title>
+
+  <!-- This part defines the interface between the "videodev"
+    module and individual drivers. -->
+
+  <para>to do</para>
+<!--
+  <para>V4L2 is a two-layer driver system. The top layer is the "videodev"
+kernel module. When videodev initializes it registers as character device
+with major number 81, and it registers a set of file operations. All V4L2
+drivers are really clients of videodev, which calls V4L2 drivers through
+driver method functions. V4L2 drivers are also written as kernel modules.
+After probing the hardware they register one or more devices with
+videodev.</para>
+
+  <section id="driver-modules">
+    <title>Driver Modules</title>
+
+    <para>V4L2 driver modules must have an initialization function which is
+called after the module was loaded into kernel, an exit function whis is
+called before the module is removed.  When the driver is compiled into the
+kernel these functions called at system boot and shutdown time.</para>
+
+    <informalexample>
+      <programlisting>
+#include &lt;linux/module.h&gt;
+
+/* Export information about this module. For details and other useful
+   macros see <filename>linux/module.h</filename>. */
+MODULE_DESCRIPTION("my - driver for my hardware");
+MODULE_AUTHOR("Your name here");
+MODULE_LICENSE("GPL");
+
+static void
+my_module_exit (void)
+{
+	/* Free all resources allocated by my_module_init(). */
+}
+
+static int
+my_module_init (void)
+{
+	/* Bind the driver to the supported hardware, see
+	   <link linkend="driver-pci"> and
+	   <link linkend="driver-usb"> for examples. */
+
+	return 0; /* a negative value on error, 0 on success. */
+}
+
+/* Export module functions. */
+module_init (my_module_init);
+module_exit (my_module_exit);
+</programlisting>
+    </informalexample>
+
+    <para>Users can add parameters when kernel modules are inserted:</para>
+
+    <informalexample>
+      <programlisting>
+include &lt;linux/moduleparam.h&gt;
+
+static int my_option = 123;
+static int my_option_array[47];
+
+/* Export the symbol, an int, with access permissions 0664.
+   See <filename>linux/moduleparam.h</filename> for other types. */
+module_param (my_option, int, 0644);
+module_param_array (my_option_array, int, NULL, 0644);
+
+MODULE_PARM_DESC (my_option, "Does magic things, default 123");
+</programlisting>
+    </informalexample>
+
+    <para>One parameter should be supported by all V4L2 drivers, the minor
+number of the device it will register. Purpose is to predictably link V4L2
+drivers to device nodes if more than one video device is installed. Use the
+name of the device node followed by a "_nr" suffix, for example "video_nr"
+for <filename>/dev/video</filename>.</para>
+
+    <informalexample>
+      <programlisting>
+/* Minor number of the device, -1 to allocate the first unused. */
+static int video_nr = -1;
+
+module_param (video_nr, int, 0444);
+</programlisting>
+    </informalexample>
+  </section>
+
+  <section id="driver-pci">
+    <title>PCI Devices</title>
+
+    <para>PCI devices are initialized like this:</para>
+
+    <informalexample>
+      <programlisting>
+typedef struct {
+	/* State of one physical device. */
+} my_device;
+
+static int
+my_resume               (struct pci_dev *               pci_dev)
+{
+	/* Restore the suspended device to working state. */
+}
+
+static int
+my_suspend              (struct pci_dev *               pci_dev,
+			 pm_message_t                   state)
+{
+	/* This function is called before the system goes to sleep.
+	   Stop all DMAs and disable interrupts, then put the device
+	   into a low power state. For details see the kernel
+	   sources under <filename>Documentation/power</filename>. */
+
+	return 0; /* a negative value on error, 0 on success. */
+}
+
+static void __devexit
+my_remove               (struct pci_dev *               pci_dev)
+{
+	my_device *my = pci_get_drvdata (pci_dev);
+
+	/* Describe me. */
+}
+
+static int __devinit
+my_probe                (struct pci_dev *               pci_dev,
+			 const struct pci_device_id *   pci_id)
+{
+	my_device *my;
+
+	/* Describe me. */
+
+	/* You can allocate per-device data here and store a pointer
+	   to it in the pci_dev structure. */
+	my = ...;
+	pci_set_drvdata (pci_dev, my);
+
+	return 0; /* a negative value on error, 0 on success. */
+}
+
+/* A list of supported PCI devices. */
+static struct pci_device_id
+my_pci_device_ids [] = {
+	{ PCI_VENDOR_ID_FOO, PCI_DEVICE_ID_BAR,
+	  PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0 },
+	{ 0 } /* end of list */
+};
+
+/* Load our module if supported PCI devices are installed. */
+MODULE_DEVICE_TABLE (pci, my_pci_device_ids);
+
+static struct pci_driver
+my_pci_driver = {
+	.name     = "my",
+	.id_table = my_pci_device_ids,
+
+	.probe    = my_probe,
+	.remove   = __devexit_p (my_remove),
+
+	/* Power management functions. */
+	.suspend  = my_suspend,
+	.resume   = my_resume,
+};
+
+static void
+my_module_exit          (void)
+{
+	pci_unregister_driver (&my_pci_driver);
+}
+
+static int
+my_module_init          (void)
+{
+	return pci_register_driver (&my_pci_driver);
+}
+</programlisting>
+    </informalexample>
+  </section>
+
+  <section id="driver-usb">
+    <title>USB Devices</title>
+    <para>to do</para>
+  </section>
+  <section id="driver-registering">
+    <title>Registering V4L2 Drivers</title>
+
+    <para>After a V4L2 driver probed the hardware it registers one or more
+devices with the videodev module.</para>
+  </section>
+  <section id="driver-file-ops">
+    <title>File Operations</title>
+    <para>to do</para>
+  </section>
+  <section id="driver-internal-api">
+    <title>Internal API</title>
+    <para>to do</para>
+  </section>
+-->
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/fdl-appendix.xml b/Documentation/DocBook/v4l/fdl-appendix.xml
new file mode 100644
index 000000000000..b6ce50dbe492
--- /dev/null
+++ b/Documentation/DocBook/v4l/fdl-appendix.xml
@@ -0,0 +1,671 @@
+<!--
+     The GNU Free Documentation License 1.1 in DocBook
+     Markup by Eric Baudais <baudais@okstate.edu>
+     Maintained by the GNOME Documentation Project
+     http://developer.gnome.org/projects/gdp
+     Version: 1.0.1
+     Last Modified: Nov 16, 2000
+-->
+
+<appendix id="fdl">
+  <appendixinfo>
+    <releaseinfo>
+      Version 1.1, March 2000
+    </releaseinfo>
+    <copyright>
+      <year>2000</year><holder>Free Software Foundation, Inc.</holder>
+    </copyright>
+    <legalnotice id="fdl-legalnotice">
+      <para>
+	<address>Free Software Foundation, Inc. <street>59 Temple Place,
+	Suite 330</street>, <city>Boston</city>, <state>MA</state>
+	<postcode>02111-1307</postcode>  <country>USA</country></address>
+	Everyone is permitted to copy and distribute verbatim copies of this
+	license document, but changing it is not allowed.
+      </para>
+    </legalnotice>
+  </appendixinfo>
+  <title>GNU Free Documentation License</title>
+
+  <sect1 id="fdl-preamble">
+    <title>0. PREAMBLE</title>
+    <para>
+      The purpose of this License is to make a manual, textbook, or
+      other written document <quote>free</quote> in the sense of
+      freedom: to assure everyone the effective freedom to copy and
+      redistribute it, with or without modifying it, either
+      commercially or noncommercially. Secondarily, this License
+      preserves for the author and publisher a way to get credit for
+      their work, while not being considered responsible for
+      modifications made by others.
+    </para>
+
+    <para>
+      This License is a kind of <quote>copyleft</quote>, which means
+      that derivative works of the document must themselves be free in
+      the same sense. It complements the GNU General Public License,
+      which is a copyleft license designed for free software.
+    </para>
+
+    <para>
+      We have designed this License in order to use it for manuals for
+      free software, because free software needs free documentation: a
+      free program should come with manuals providing the same
+      freedoms that the software does. But this License is not limited
+      to software manuals; it can be used for any textual work,
+      regardless of subject matter or whether it is published as a
+      printed book. We recommend this License principally for works
+      whose purpose is instruction or reference.
+    </para>
+  </sect1>
+  <sect1 id="fdl-section1">
+    <title>1. APPLICABILITY AND DEFINITIONS</title>
+    <para id="fdl-document">
+      This License applies to any manual or other work that contains a
+      notice placed by the copyright holder saying it can be
+      distributed under the terms of this License. The
+      <quote>Document</quote>, below, refers to any such manual or
+      work. Any member of the public is a licensee, and is addressed
+      as <quote>you</quote>.
+    </para>
+
+    <para id="fdl-modified">
+      A <quote>Modified Version</quote> of the Document means any work
+      containing the Document or a portion of it, either copied
+      verbatim, or with modifications and/or translated into another
+      language.
+    </para>
+
+    <para id="fdl-secondary">
+      A <quote>Secondary Section</quote> is a named appendix or a
+      front-matter section of the <link
+      linkend="fdl-document">Document</link> that deals exclusively
+      with the relationship of the publishers or authors of the
+      Document to the Document's overall subject (or to related
+      matters) and contains nothing that could fall directly within
+      that overall subject. (For example, if the Document is in part a
+      textbook of mathematics, a Secondary Section may not explain any
+      mathematics.)  The relationship could be a matter of historical
+      connection with the subject or with related matters, or of
+      legal, commercial, philosophical, ethical or political position
+      regarding them.
+    </para>
+
+    <para id="fdl-invariant">
+      The <quote>Invariant Sections</quote> are certain <link
+      linkend="fdl-secondary"> Secondary Sections</link> whose titles
+      are designated, as being those of Invariant Sections, in the
+      notice that says that the <link
+      linkend="fdl-document">Document</link> is released under this
+      License.
+    </para>
+
+    <para id="fdl-cover-texts">
+      The <quote>Cover Texts</quote> are certain short passages of
+      text that are listed, as Front-Cover Texts or Back-Cover Texts,
+      in the notice that says that the <link
+      linkend="fdl-document">Document</link> is released under this
+      License.
+    </para>
+
+    <para id="fdl-transparent">
+      A <quote>Transparent</quote> copy of the <link
+      linkend="fdl-document"> Document</link> means a machine-readable
+      copy, represented in a format whose specification is available
+      to the general public, whose contents can be viewed and edited
+      directly and straightforwardly with generic text editors or (for
+      images composed of pixels) generic paint programs or (for
+      drawings) some widely available drawing editor, and that is
+      suitable for input to text formatters or for automatic
+      translation to a variety of formats suitable for input to text
+      formatters. A copy made in an otherwise Transparent file format
+      whose markup has been designed to thwart or discourage
+      subsequent modification by readers is not Transparent.  A copy
+      that is not <quote>Transparent</quote> is called
+      <quote>Opaque</quote>.
+    </para>
+
+    <para>
+      Examples of suitable formats for Transparent copies include
+      plain ASCII without markup, Texinfo input format, LaTeX input
+      format, SGML or XML using a publicly available DTD, and
+      standard-conforming simple HTML designed for human
+      modification. Opaque formats include PostScript, PDF,
+      proprietary formats that can be read and edited only by
+      proprietary word processors, SGML or XML for which the DTD
+      and/or processing tools are not generally available, and the
+      machine-generated HTML produced by some word processors for
+      output purposes only.
+    </para>
+
+    <para id="fdl-title-page">
+      The <quote>Title Page</quote> means, for a printed book, the
+      title page itself, plus such following pages as are needed to
+      hold, legibly, the material this License requires to appear in
+      the title page. For works in formats which do not have any title
+      page as such, <quote>Title Page</quote> means the text near the
+      most prominent appearance of the work's title, preceding the
+      beginning of the body of the text.
+    </para>
+  </sect1>
+
+  <sect1 id="fdl-section2">
+    <title>2. VERBATIM COPYING</title>
+    <para>
+      You may copy and distribute the <link
+      linkend="fdl-document">Document</link> in any medium, either
+      commercially or noncommercially, provided that this License, the
+      copyright notices, and the license notice saying this License
+      applies to the Document are reproduced in all copies, and that
+      you add no other conditions whatsoever to those of this
+      License. You may not use technical measures to obstruct or
+      control the reading or further copying of the copies you make or
+      distribute. However, you may accept compensation in exchange for
+      copies. If you distribute a large enough number of copies you
+      must also follow the conditions in <link
+      linkend="fdl-section3">section 3</link>.
+    </para>
+
+    <para>
+      You may also lend copies, under the same conditions stated
+      above, and you may publicly display copies.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section3">
+    <title>3. COPYING IN QUANTITY</title>
+    <para>
+      If you publish printed copies of the <link
+      linkend="fdl-document">Document</link> numbering more than 100,
+      and the Document's license notice requires <link
+      linkend="fdl-cover-texts">Cover Texts</link>, you must enclose
+      the copies in covers that carry, clearly and legibly, all these
+      Cover Texts: Front-Cover Texts on the front cover, and
+      Back-Cover Texts on the back cover. Both covers must also
+      clearly and legibly identify you as the publisher of these
+      copies. The front cover must present the full title with all
+      words of the title equally prominent and visible. You may add
+      other material on the covers in addition. Copying with changes
+      limited to the covers, as long as they preserve the title of the
+      <link linkend="fdl-document">Document</link> and satisfy these
+      conditions, can be treated as verbatim copying in other
+      respects.
+    </para>
+
+    <para>
+      If the required texts for either cover are too voluminous to fit
+      legibly, you should put the first ones listed (as many as fit
+      reasonably) on the actual cover, and continue the rest onto
+      adjacent pages.
+    </para>
+
+    <para>
+      If you publish or distribute <link
+      linkend="fdl-transparent">Opaque</link> copies of the <link
+      linkend="fdl-document">Document</link> numbering more than 100,
+      you must either include a machine-readable <link
+      linkend="fdl-transparent">Transparent</link> copy along with
+      each Opaque copy, or state in or with each Opaque copy a
+      publicly-accessible computer-network location containing a
+      complete Transparent copy of the Document, free of added
+      material, which the general network-using public has access to
+      download anonymously at no charge using public-standard network
+      protocols. If you use the latter option, you must take
+      reasonably prudent steps, when you begin distribution of Opaque
+      copies in quantity, to ensure that this Transparent copy will
+      remain thus accessible at the stated location until at least one
+      year after the last time you distribute an Opaque copy (directly
+      or through your agents or retailers) of that edition to the
+      public.
+    </para>
+
+    <para>
+      It is requested, but not required, that you contact the authors
+      of the <link linkend="fdl-document">Document</link> well before
+      redistributing any large number of copies, to give them a chance
+      to provide you with an updated version of the Document.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section4">
+    <title>4. MODIFICATIONS</title>
+    <para>
+      You may copy and distribute a <link
+      linkend="fdl-modified">Modified Version</link> of the <link
+      linkend="fdl-document">Document</link> under the conditions of
+      sections <link linkend="fdl-section2">2</link> and <link
+      linkend="fdl-section3">3</link> above, provided that you release
+      the Modified Version under precisely this License, with the
+      Modified Version filling the role of the Document, thus
+      licensing distribution and modification of the Modified Version
+      to whoever possesses a copy of it. In addition, you must do
+      these things in the Modified Version:
+    </para>
+
+    <itemizedlist mark="opencircle">
+      <listitem>
+	<formalpara>
+	  <title>A</title>
+	  <para>
+	    Use in the <link linkend="fdl-title-page">Title
+	    Page</link> (and on the covers, if any) a title distinct
+	    from that of the <link
+	    linkend="fdl-document">Document</link>, and from those of
+	    previous versions (which should, if there were any, be
+	    listed in the History section of the Document). You may
+	    use the same title as a previous version if the original
+	    publisher of that version gives permission.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>B</title>
+	  <para>
+	    List on the <link linkend="fdl-title-page">Title
+	    Page</link>, as authors, one or more persons or entities
+	    responsible for authorship of the modifications in the
+	    <link linkend="fdl-modified">Modified Version</link>,
+	    together with at least five of the principal authors of
+	    the <link linkend="fdl-document">Document</link> (all of
+	    its principal authors, if it has less than five).
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>C</title>
+	  <para>
+	    State on the <link linkend="fdl-title-page">Title
+	    Page</link> the name of the publisher of the <link
+	    linkend="fdl-modified">Modified Version</link>, as the
+	    publisher.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>D</title>
+	  <para>
+	    Preserve all the copyright notices of the <link
+	    linkend="fdl-document">Document</link>.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>E</title>
+	  <para>
+	    Add an appropriate copyright notice for your modifications
+	    adjacent to the other copyright notices.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>F</title>
+	  <para>
+	    Include, immediately after the copyright notices, a
+	    license notice giving the public permission to use the
+	    <link linkend="fdl-modified">Modified Version</link> under
+	    the terms of this License, in the form shown in the
+	    Addendum below.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>G</title>
+	  <para>
+	    Preserve in that license notice the full lists of <link
+	    linkend="fdl-invariant"> Invariant Sections</link> and
+	    required <link linkend="fdl-cover-texts">Cover
+	    Texts</link> given in the <link
+	    linkend="fdl-document">Document's</link> license notice.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>H</title>
+	  <para>
+	    Include an unaltered copy of this License.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>I</title>
+	  <para>
+	    Preserve the section entitled <quote>History</quote>, and
+	    its title, and add to it an item stating at least the
+	    title, year, new authors, and publisher of the <link
+	    linkend="fdl-modified">Modified Version </link>as given on
+	    the <link linkend="fdl-title-page">Title Page</link>.  If
+	    there is no section entitled <quote>History</quote> in the
+	    <link linkend="fdl-document">Document</link>, create one
+	    stating the title, year, authors, and publisher of the
+	    Document as given on its Title Page, then add an item
+	    describing the Modified Version as stated in the previous
+	    sentence.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>J</title>
+	  <para>
+	    Preserve the network location, if any, given in the <link
+	    linkend="fdl-document">Document</link> for public access
+	    to a <link linkend="fdl-transparent">Transparent</link>
+	    copy of the Document, and likewise the network locations
+	    given in the Document for previous versions it was based
+	    on. These may be placed in the <quote>History</quote>
+	    section.  You may omit a network location for a work that
+	    was published at least four years before the Document
+	    itself, or if the original publisher of the version it
+	    refers to gives permission.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>K</title>
+	  <para>
+	    In any section entitled <quote>Acknowledgements</quote> or
+	    <quote>Dedications</quote>, preserve the section's title,
+	    and preserve in the section all the substance and tone of
+	    each of the contributor acknowledgements and/or
+	    dedications given therein.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>L</title>
+	  <para>
+	    Preserve all the <link linkend="fdl-invariant">Invariant
+	    Sections</link> of the <link
+	    linkend="fdl-document">Document</link>, unaltered in their
+	    text and in their titles.  Section numbers or the
+	    equivalent are not considered part of the section titles.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>M</title>
+	  <para>
+	    Delete any section entitled
+	    <quote>Endorsements</quote>. Such a section may not be
+	    included in the <link linkend="fdl-modified">Modified
+	    Version</link>.
+	  </para>
+	</formalpara>
+      </listitem>
+
+      <listitem>
+	<formalpara>
+	  <title>N</title>
+	  <para>
+	    Do not retitle any existing section as
+	    <quote>Endorsements</quote> or to conflict in title with
+	    any <link linkend="fdl-invariant">Invariant
+	    Section</link>.
+	  </para>
+	</formalpara>
+      </listitem>
+    </itemizedlist>
+
+    <para>
+      If the <link linkend="fdl-modified">Modified Version</link>
+      includes new front-matter sections or appendices that qualify as
+      <link linkend="fdl-secondary">Secondary Sections</link> and
+      contain no material copied from the Document, you may at your
+      option designate some or all of these sections as invariant. To
+      do this, add their titles to the list of <link
+      linkend="fdl-invariant">Invariant Sections</link> in the
+      Modified Version's license notice.  These titles must be
+      distinct from any other section titles.
+    </para>
+
+    <para>
+      You may add a section entitled <quote>Endorsements</quote>,
+      provided it contains nothing but endorsements of your <link
+      linkend="fdl-modified">Modified Version</link> by various
+      parties--for example, statements of peer review or that the text
+      has been approved by an organization as the authoritative
+      definition of a standard.
+    </para>
+
+    <para>
+      You may add a passage of up to five words as a <link
+      linkend="fdl-cover-texts">Front-Cover Text</link>, and a passage
+      of up to 25 words as a <link
+      linkend="fdl-cover-texts">Back-Cover Text</link>, to the end of
+      the list of <link linkend="fdl-cover-texts">Cover Texts</link>
+      in the <link linkend="fdl-modified">Modified Version</link>.
+      Only one passage of Front-Cover Text and one of Back-Cover Text
+      may be added by (or through arrangements made by) any one
+      entity. If the <link linkend="fdl-document">Document</link>
+      already includes a cover text for the same cover, previously
+      added by you or by arrangement made by the same entity you are
+      acting on behalf of, you may not add another; but you may
+      replace the old one, on explicit permission from the previous
+      publisher that added the old one.
+    </para>
+
+    <para>
+      The author(s) and publisher(s) of the <link
+      linkend="fdl-document">Document</link> do not by this License
+      give permission to use their names for publicity for or to
+      assert or imply endorsement of any <link
+      linkend="fdl-modified">Modified Version </link>.
+    </para>
+  </sect1>
+
+  <sect1 id="fdl-section5">
+    <title>5. COMBINING DOCUMENTS</title>
+    <para>
+      You may combine the <link linkend="fdl-document">Document</link>
+      with other documents released under this License, under the
+      terms defined in <link linkend="fdl-section4">section 4</link>
+      above for modified versions, provided that you include in the
+      combination all of the <link linkend="fdl-invariant">Invariant
+      Sections</link> of all of the original documents, unmodified,
+      and list them all as Invariant Sections of your combined work in
+      its license notice.
+    </para>
+
+    <para>
+      The combined work need only contain one copy of this License,
+      and multiple identical <link linkend="fdl-invariant">Invariant
+      Sections</link> may be replaced with a single copy. If there are
+      multiple Invariant Sections with the same name but different
+      contents, make the title of each such section unique by adding
+      at the end of it, in parentheses, the name of the original
+      author or publisher of that section if known, or else a unique
+      number. Make the same adjustment to the section titles in the
+      list of Invariant Sections in the license notice of the combined
+      work.
+    </para>
+
+    <para>
+      In the combination, you must combine any sections entitled
+      <quote>History</quote> in the various original documents,
+      forming one section entitled <quote>History</quote>; likewise
+      combine any sections entitled <quote>Acknowledgements</quote>,
+      and any sections entitled <quote>Dedications</quote>.  You must
+      delete all sections entitled <quote>Endorsements.</quote>
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section6">
+    <title>6. COLLECTIONS OF DOCUMENTS</title>
+    <para>
+      You may make a collection consisting of the <link
+      linkend="fdl-document">Document</link> and other documents
+      released under this License, and replace the individual copies
+      of this License in the various documents with a single copy that
+      is included in the collection, provided that you follow the
+      rules of this License for verbatim copying of each of the
+      documents in all other respects.
+    </para>
+
+    <para>
+      You may extract a single document from such a collection, and
+      dispbibute it individually under this License, provided you
+      insert a copy of this License into the extracted document, and
+      follow this License in all other respects regarding verbatim
+      copying of that document.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section7">
+    <title>7. AGGREGATION WITH INDEPENDENT WORKS</title>
+    <para>
+      A compilation of the <link
+      linkend="fdl-document">Document</link> or its derivatives with
+      other separate and independent documents or works, in or on a
+      volume of a storage or distribution medium, does not as a whole
+      count as a <link linkend="fdl-modified">Modified Version</link>
+      of the Document, provided no compilation copyright is claimed
+      for the compilation.  Such a compilation is called an
+      <quote>aggregate</quote>, and this License does not apply to the
+      other self-contained works thus compiled with the Document , on
+      account of their being thus compiled, if they are not themselves
+      derivative works of the Document.  If the <link
+      linkend="fdl-cover-texts">Cover Text</link> requirement of <link
+      linkend="fdl-section3">section 3</link> is applicable to these
+      copies of the Document, then if the Document is less than one
+      quarter of the entire aggregate, the Document's Cover Texts may
+      be placed on covers that surround only the Document within the
+      aggregate. Otherwise they must appear on covers around the whole
+      aggregate.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section8">
+    <title>8. TRANSLATION</title>
+    <para>
+      Translation is considered a kind of modification, so you may
+      distribute translations of the <link
+      linkend="fdl-document">Document</link> under the terms of <link
+      linkend="fdl-section4">section 4</link>. Replacing <link
+      linkend="fdl-invariant"> Invariant Sections</link> with
+      translations requires special permission from their copyright
+      holders, but you may include translations of some or all
+      Invariant Sections in addition to the original versions of these
+      Invariant Sections. You may include a translation of this
+      License provided that you also include the original English
+      version of this License. In case of a disagreement between the
+      translation and the original English version of this License,
+      the original English version will prevail.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section9">
+    <title>9. TERMINATION</title>
+    <para>
+      You may not copy, modify, sublicense, or distribute the <link
+      linkend="fdl-document">Document</link> except as expressly
+      provided for under this License. Any other attempt to copy,
+      modify, sublicense or distribute the Document is void, and will
+      automatically terminate your rights under this License. However,
+      parties who have received copies, or rights, from you under this
+      License will not have their licenses terminated so long as such
+      parties remain in full compliance.
+    </para>
+    </sect1>
+
+  <sect1 id="fdl-section10">
+    <title>10. FUTURE REVISIONS OF THIS LICENSE</title>
+    <para>
+      The <ulink type="http"
+      url="http://www.gnu.org/fsf/fsf.html">Free Software
+      Foundation</ulink> may publish new, revised versions of the GNU
+      Free Documentation License from time to time. Such new versions
+      will be similar in spirit to the present version, but may differ
+      in detail to address new problems or concerns. See <ulink
+      type="http"
+      url="http://www.gnu.org/copyleft">http://www.gnu.org/copyleft/</ulink>.
+    </para>
+
+    <para>
+      Each version of the License is given a distinguishing version
+      number. If the <link linkend="fdl-document">Document</link>
+      specifies that a particular numbered version of this License
+      <quote>or any later version</quote> applies to it, you have the
+      option of following the terms and conditions either of that
+      specified version or of any later version that has been
+      published (not as a draft) by the Free Software Foundation. If
+      the Document does not specify a version number of this License,
+      you may choose any version ever published (not as a draft) by
+      the Free Software Foundation.
+    </para>
+  </sect1>
+
+  <sect1 id="fdl-using">
+    <title>Addendum</title>
+    <para>
+      To use this License in a document you have written, include a copy of
+      the License in the document and put the following copyright and
+      license notices just after the title page:
+    </para>
+
+    <blockquote>
+      <para>
+	Copyright &copy; YEAR YOUR NAME.
+      </para>
+      <para>
+	Permission is granted to copy, distribute and/or modify this
+	document under the terms of the GNU Free Documentation
+	License, Version 1.1 or any later version published by the
+	Free Software Foundation; with the <link
+	linkend="fdl-invariant">Invariant Sections</link> being LIST
+	THEIR TITLES, with the <link
+	linkend="fdl-cover-texts">Front-Cover Texts</link> being LIST,
+	and with the <link linkend="fdl-cover-texts">Back-Cover
+	Texts</link> being LIST.  A copy of the license is included in
+	the section entitled <quote>GNU Free Documentation
+	License</quote>.
+      </para>
+    </blockquote>
+
+    <para>
+      If you have no <link linkend="fdl-invariant">Invariant
+      Sections</link>, write <quote>with no Invariant Sections</quote>
+      instead of saying which ones are invariant.  If you have no
+      <link linkend="fdl-cover-texts">Front-Cover Texts</link>, write
+      <quote>no Front-Cover Texts</quote> instead of
+      <quote>Front-Cover Texts being LIST</quote>; likewise for <link
+      linkend="fdl-cover-texts">Back-Cover Texts</link>.
+    </para>
+
+    <para>
+      If your document contains nontrivial examples of program code,
+      we recommend releasing these examples in parallel under your
+      choice of free software license, such as the <ulink type="http"
+      url="http://www.gnu.org/copyleft/gpl.html"> GNU General Public
+      License</ulink>, to permit their use in free software.
+    </para>
+  </sect1>
+</appendix>
+
+
+
+
+
+
diff --git a/Documentation/DocBook/v4l/fieldseq_bt.gif b/Documentation/DocBook/v4l/fieldseq_bt.gif
new file mode 100644
index 000000000000..60e8569a76c9
--- /dev/null
+++ b/Documentation/DocBook/v4l/fieldseq_bt.gif
diff --git a/Documentation/DocBook/v4l/fieldseq_bt.pdf b/Documentation/DocBook/v4l/fieldseq_bt.pdf
new file mode 100644
index 000000000000..26598b23f80d
--- /dev/null
+++ b/Documentation/DocBook/v4l/fieldseq_bt.pdf
diff --git a/Documentation/DocBook/v4l/fieldseq_tb.gif b/Documentation/DocBook/v4l/fieldseq_tb.gif
new file mode 100644
index 000000000000..718492f1cfc7
--- /dev/null
+++ b/Documentation/DocBook/v4l/fieldseq_tb.gif
diff --git a/Documentation/DocBook/v4l/fieldseq_tb.pdf b/Documentation/DocBook/v4l/fieldseq_tb.pdf
new file mode 100644
index 000000000000..4965b22ddb3a
--- /dev/null
+++ b/Documentation/DocBook/v4l/fieldseq_tb.pdf
diff --git a/Documentation/DocBook/v4l/func-close.xml b/Documentation/DocBook/v4l/func-close.xml
new file mode 100644
index 000000000000..dfb41cbbbec3
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-close.xml
@@ -0,0 +1,70 @@
+<refentry id="func-close">
+  <refmeta>
+    <refentrytitle>V4L2 close()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-close</refname>
+    <refpurpose>Close a V4L2 device</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;unistd.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>close</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Closes the device. Any I/O in progress is terminated and
+resources associated with the file descriptor are freed. However data
+format parameters, current input or output, control values or other
+properties remain unchanged.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>The function returns <returnvalue>0</returnvalue> on
+success, <returnvalue>-1</returnvalue> on failure and the
+<varname>errno</varname> is set appropriately. Possible error
+codes:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is not a valid open file
+descriptor.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-ioctl.xml b/Documentation/DocBook/v4l/func-ioctl.xml
new file mode 100644
index 000000000000..00f9690e1c28
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-ioctl.xml
@@ -0,0 +1,146 @@
+<refentry id="func-ioctl">
+  <refmeta>
+    <refentrytitle>V4L2 ioctl()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-ioctl</refname>
+    <refpurpose>Program a V4L2 device</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;sys/ioctl.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>void *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>V4L2 ioctl request code as defined in the <link
+linkend="videodev">videodev.h</link> header file, for example
+VIDIOC_QUERYCAP.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para>Pointer to a function parameter, usually a structure.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>The <function>ioctl()</function> function is used to program
+V4L2 devices. The argument <parameter>fd</parameter> must be an open
+file descriptor. An ioctl <parameter>request</parameter> has encoded
+in it whether the argument is an input, output or read/write
+parameter, and the size of the argument <parameter>argp</parameter> in
+bytes. Macros and defines specifying V4L2 ioctl requests are located
+in the <link linkend="videodev">videodev.h</link> header file.
+Applications should use their own copy, not include the version in the
+kernel sources on the system they compile on. All V4L2 ioctl requests,
+their respective function and parameters are specified in <xref
+	linkend="user-func" />.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success the <function>ioctl()</function> function returns
+<returnvalue>0</returnvalue> and does not reset the
+<varname>errno</varname> variable. On failure
+<returnvalue>-1</returnvalue> is returned, when the ioctl takes an
+output or read/write parameter it remains unmodified, and the
+<varname>errno</varname> variable is set appropriately. See below for
+possible error codes. Generic errors like <errorcode>EBADF</errorcode>
+or <errorcode>EFAULT</errorcode> are not listed in the sections
+discussing individual ioctl requests.</para>
+    <para>Note ioctls may return undefined error codes. Since errors
+may have side effects such as a driver reset applications should
+abort on unexpected errors.</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is not a valid open file
+descriptor.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The property cannot be changed right now. Typically
+this error code is returned when I/O is in progress or the driver
+supports multiple opens and another process locked the property.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EFAULT</errorcode></term>
+	<listitem>
+	  <para><parameter>argp</parameter> references an inaccessible
+memory area.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOTTY</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is  not  associated  with  a
+character special device.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <parameter>request</parameter> or the data pointed
+to by <parameter>argp</parameter> is not valid. This is a very common
+error code, see the individual ioctl requests listed in <xref
+	      linkend="user-func" /> for actual causes.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOMEM</errorcode></term>
+	<listitem>
+	  <para>Not enough physical or virtual memory was available to
+complete the request.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ERANGE</errorcode></term>
+	<listitem>
+	  <para>The application attempted to set a control with the
+&VIDIOC-S-CTRL; ioctl to a value which is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-mmap.xml b/Documentation/DocBook/v4l/func-mmap.xml
new file mode 100644
index 000000000000..2e2fc3933aea
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-mmap.xml
@@ -0,0 +1,185 @@
+<refentry id="func-mmap">
+  <refmeta>
+    <refentrytitle>V4L2 mmap()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-mmap</refname>
+    <refpurpose>Map device memory into application address space</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>
+#include &lt;unistd.h&gt;
+#include &lt;sys/mman.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>void *<function>mmap</function></funcdef>
+	<paramdef>void *<parameter>start</parameter></paramdef>
+	<paramdef>size_t <parameter>length</parameter></paramdef>
+	<paramdef>int <parameter>prot</parameter></paramdef>
+	<paramdef>int <parameter>flags</parameter></paramdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>off_t <parameter>offset</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+    <variablelist>
+      <varlistentry>
+	<term><parameter>start</parameter></term>
+	<listitem>
+	  <para>Map the buffer to this address in the
+application's address space. When the <constant>MAP_FIXED</constant>
+flag is specified, <parameter>start</parameter> must be a multiple of the
+pagesize and mmap will fail when the specified address
+cannot be used. Use of this option is discouraged; applications should
+just specify a <constant>NULL</constant> pointer here.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>length</parameter></term>
+	<listitem>
+	  <para>Length of the memory area to map. This must be the
+same value as returned by the driver in the &v4l2-buffer;
+<structfield>length</structfield> field.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>prot</parameter></term>
+	<listitem>
+	  <para>The <parameter>prot</parameter> argument describes the
+desired memory protection. Regardless of the device type and the
+direction of data exchange it should be set to
+<constant>PROT_READ</constant> | <constant>PROT_WRITE</constant>,
+permitting read and write access to image buffers. Drivers should
+support at least this combination of flags. Note the Linux
+<filename>video-buf</filename> kernel module, which is used by the
+bttv, saa7134, saa7146, cx88 and vivi driver supports only
+<constant>PROT_READ</constant> | <constant>PROT_WRITE</constant>. When
+the driver does not support the desired protection the
+<function>mmap()</function> function fails.</para>
+	  <para>Note device memory accesses (&eg; the memory on a
+graphics card with video capturing hardware) may incur a performance
+penalty compared to main memory accesses, or reads may be
+significantly slower than writes or vice versa. Other I/O methods may
+be more efficient in this case.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>flags</parameter></term>
+	<listitem>
+	  <para>The <parameter>flags</parameter> parameter
+specifies the type of the mapped object, mapping options and whether
+modifications made to the mapped copy of the page are private to the
+process or are to be shared with other references.</para>
+	  <para><constant>MAP_FIXED</constant> requests that the
+driver selects no other address than the one specified. If the
+specified address cannot be used, <function>mmap()</function> will fail. If
+<constant>MAP_FIXED</constant> is specified,
+<parameter>start</parameter> must be a multiple of the pagesize. Use
+of this option is discouraged.</para>
+	  <para>One of the <constant>MAP_SHARED</constant> or
+<constant>MAP_PRIVATE</constant> flags must be set.
+<constant>MAP_SHARED</constant> allows applications to share the
+mapped memory with other (&eg; child-) processes. Note the Linux
+<filename>video-buf</filename> module which is used by the bttv,
+saa7134, saa7146, cx88 and vivi driver supports only
+<constant>MAP_SHARED</constant>. <constant>MAP_PRIVATE</constant>
+requests copy-on-write semantics. V4L2 applications should not set the
+<constant>MAP_PRIVATE</constant>, <constant>MAP_DENYWRITE</constant>,
+<constant>MAP_EXECUTABLE</constant> or <constant>MAP_ANON</constant>
+flag.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>offset</parameter></term>
+	<listitem>
+	  <para>Offset of the buffer in device memory. This must be the
+same value as returned by the driver in the &v4l2-buffer;
+<structfield>m</structfield> union <structfield>offset</structfield> field.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>The <function>mmap()</function> function asks to map
+<parameter>length</parameter> bytes starting at
+<parameter>offset</parameter> in the memory of the device specified by
+<parameter>fd</parameter> into the application address space,
+preferably at address <parameter>start</parameter>. This latter
+address is a hint only, and is usually specified as 0.</para>
+
+    <para>Suitable length and offset parameters are queried with the
+&VIDIOC-QUERYBUF; ioctl. Buffers must be allocated with the
+&VIDIOC-REQBUFS; ioctl before they can be queried.</para>
+
+    <para>To unmap buffers the &func-munmap; function is used.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success <function>mmap()</function> returns a pointer to
+the mapped buffer. On error <constant>MAP_FAILED</constant> (-1) is
+returned, and the <varname>errno</varname> variable is set
+appropriately. Possible error codes are:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is not a valid file
+descriptor.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EACCES</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is
+not open for reading and writing.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <parameter>start</parameter> or
+<parameter>length</parameter> or <parameter>offset</parameter> are not
+suitable. (E.&nbsp;g. they are too large, or not aligned on a
+<constant>PAGESIZE</constant> boundary.)</para>
+	  <para>The <parameter>flags</parameter> or
+<parameter>prot</parameter> value is not supported.</para>
+	  <para>No buffers have been allocated with the
+&VIDIOC-REQBUFS; ioctl.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOMEM</errorcode></term>
+	<listitem>
+	  <para>Not enough physical or virtual memory was available to
+complete the request.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-munmap.xml b/Documentation/DocBook/v4l/func-munmap.xml
new file mode 100644
index 000000000000..502ed49323b0
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-munmap.xml
@@ -0,0 +1,83 @@
+<refentry id="func-munmap">
+  <refmeta>
+    <refentrytitle>V4L2 munmap()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-munmap</refname>
+    <refpurpose>Unmap device memory</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>
+#include &lt;unistd.h&gt;
+#include &lt;sys/mman.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>munmap</function></funcdef>
+	<paramdef>void *<parameter>start</parameter></paramdef>
+	<paramdef>size_t <parameter>length</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+  <refsect1>
+    <title>Arguments</title>
+    <variablelist>
+      <varlistentry>
+	<term><parameter>start</parameter></term>
+	<listitem>
+	  <para>Address of the mapped buffer as returned by the
+&func-mmap; function.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>length</parameter></term>
+	<listitem>
+	  <para>Length of the mapped buffer. This must be the same
+value as given to <function>mmap()</function> and returned by the
+driver in the &v4l2-buffer; <structfield>length</structfield>
+field.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Unmaps a previously with the &func-mmap; function mapped
+buffer and frees it, if possible. <!-- ? This function (not freeing)
+has no impact on I/O in progress, specifically it does not imply
+&VIDIOC-STREAMOFF; to terminate I/O. Unmapped buffers can still be
+enqueued, dequeued or queried, they are just not accessible by the
+application.--></para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success <function>munmap()</function> returns 0, on
+failure -1 and the <varname>errno</varname> variable is set
+appropriately:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <parameter>start</parameter> or
+<parameter>length</parameter> is incorrect, or no buffers have been
+mapped yet.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-open.xml b/Documentation/DocBook/v4l/func-open.xml
new file mode 100644
index 000000000000..7595d07a8c72
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-open.xml
@@ -0,0 +1,121 @@
+<refentry id="func-open">
+  <refmeta>
+    <refentrytitle>V4L2 open()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-open</refname>
+    <refpurpose>Open a V4L2 device</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;fcntl.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>open</function></funcdef>
+	<paramdef>const char *<parameter>device_name</parameter></paramdef>
+	<paramdef>int <parameter>flags</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>device_name</parameter></term>
+	<listitem>
+	  <para>Device to be opened.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>flags</parameter></term>
+	<listitem>
+	  <para>Open flags. Access mode must be
+<constant>O_RDWR</constant>. This is just a technicality, input devices
+still support only reading and output devices only writing.</para>
+	  <para>When the <constant>O_NONBLOCK</constant> flag is
+given, the read() function and the &VIDIOC-DQBUF; ioctl will return
+the &EAGAIN; when no data is available or no buffer is in the driver
+outgoing queue, otherwise these functions block until data becomes
+available. All V4L2 drivers exchanging data with applications must
+support the <constant>O_NONBLOCK</constant> flag.</para>
+	  <para>Other flags have no effect.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+  <refsect1>
+    <title>Description</title>
+
+    <para>To open a V4L2 device applications call
+<function>open()</function> with the desired device name. This
+function has no side effects; all data format parameters, current
+input or output, control values or other properties remain unchanged.
+At the first <function>open()</function> call after loading the driver
+they will be reset to default values, drivers are never in an
+undefined state.</para>
+  </refsect1>
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success <function>open</function> returns the new file
+descriptor. On error -1 is returned, and the <varname>errno</varname>
+variable is set appropriately. Possible error codes are:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EACCES</errorcode></term>
+	<listitem>
+	  <para>The caller has no permission to access the
+device.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver does not support multiple opens and the
+device is already in use.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENXIO</errorcode></term>
+	<listitem>
+	  <para>No device corresponding to this device special file
+exists.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOMEM</errorcode></term>
+	<listitem>
+	  <para>Not enough kernel memory was available to complete the
+request.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EMFILE</errorcode></term>
+	<listitem>
+	  <para>The  process  already  has  the  maximum number of
+files open.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENFILE</errorcode></term>
+	<listitem>
+	  <para>The limit on the total number of files open on the
+system has been reached.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-poll.xml b/Documentation/DocBook/v4l/func-poll.xml
new file mode 100644
index 000000000000..ec3c718f5963
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-poll.xml
@@ -0,0 +1,127 @@
+<refentry id="func-poll">
+  <refmeta>
+    <refentrytitle>V4L2 poll()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-poll</refname>
+    <refpurpose>Wait for some event on a file descriptor</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;sys/poll.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>poll</function></funcdef>
+	<paramdef>struct pollfd *<parameter>ufds</parameter></paramdef>
+	<paramdef>unsigned int <parameter>nfds</parameter></paramdef>
+	<paramdef>int <parameter>timeout</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>With the <function>poll()</function> function applications
+can suspend execution until the driver has captured data or is ready
+to accept data for output.</para>
+
+    <para>When streaming I/O has been negotiated this function waits
+until a buffer has been filled or displayed and can be dequeued with
+the &VIDIOC-DQBUF; ioctl. When buffers are already in the outgoing
+queue of the driver the function returns immediately.</para>
+
+    <para>On success <function>poll()</function> returns the number of
+file descriptors that have been selected (that is, file descriptors
+for which the <structfield>revents</structfield> field of the
+respective <structname>pollfd</structname> structure is non-zero).
+Capture devices set the <constant>POLLIN</constant> and
+<constant>POLLRDNORM</constant> flags in the
+<structfield>revents</structfield> field, output devices the
+<constant>POLLOUT</constant> and <constant>POLLWRNORM</constant>
+flags. When the function timed out it returns a value of zero, on
+failure it returns <returnvalue>-1</returnvalue> and the
+<varname>errno</varname> variable is set appropriately. When the
+application did not call &VIDIOC-QBUF; or &VIDIOC-STREAMON; yet the
+<function>poll()</function> function succeeds, but sets the
+<constant>POLLERR</constant> flag in the
+<structfield>revents</structfield> field.</para>
+
+    <para>When use of the <function>read()</function> function has
+been negotiated and the driver does not capture yet, the
+<function>poll</function> function starts capturing. When that fails
+it returns a <constant>POLLERR</constant> as above. Otherwise it waits
+until data has been captured and can be read. When the driver captures
+continuously (as opposed to, for example, still images) the function
+may return immediately.</para>
+
+    <para>When use of the <function>write()</function> function has
+been negotiated the <function>poll</function> function just waits
+until the driver is ready for a non-blocking
+<function>write()</function> call.</para>
+
+    <para>All drivers implementing the <function>read()</function> or
+<function>write()</function> function or streaming I/O must also
+support the <function>poll()</function> function.</para>
+
+    <para>For more details see the
+<function>poll()</function> manual page.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success, <function>poll()</function> returns the number
+structures which have non-zero <structfield>revents</structfield>
+fields, or zero if the call timed out. On error
+<returnvalue>-1</returnvalue> is returned, and the
+<varname>errno</varname> variable is set appropriately:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para>One or more of the <parameter>ufds</parameter> members
+specify an invalid file descriptor.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver does not support multiple read or write
+streams and the device is already in use.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EFAULT</errorcode></term>
+	<listitem>
+	  <para><parameter>ufds</parameter> references an inaccessible
+memory area.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINTR</errorcode></term>
+	<listitem>
+	  <para>The call was interrupted by a signal.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <parameter>nfds</parameter> argument is greater
+than <constant>OPEN_MAX</constant>.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-read.xml b/Documentation/DocBook/v4l/func-read.xml
new file mode 100644
index 000000000000..a5089bf8873d
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-read.xml
@@ -0,0 +1,189 @@
+<refentry id="func-read">
+  <refmeta>
+    <refentrytitle>V4L2 read()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-read</refname>
+    <refpurpose>Read from a V4L2 device</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;unistd.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>ssize_t <function>read</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>void *<parameter>buf</parameter></paramdef>
+	<paramdef>size_t <parameter>count</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>buf</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>count</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para><function>read()</function> attempts to read up to
+<parameter>count</parameter> bytes from file descriptor
+<parameter>fd</parameter> into the buffer starting at
+<parameter>buf</parameter>. The layout of the data in the buffer is
+discussed in the respective device interface section, see ##. If <parameter>count</parameter> is zero,
+<function>read()</function> returns zero and has no other results. If
+<parameter>count</parameter> is greater than
+<constant>SSIZE_MAX</constant>, the result is unspecified. Regardless
+of the <parameter>count</parameter> value each
+<function>read()</function> call will provide at most one frame (two
+fields) worth of data.</para>
+
+    <para>By default <function>read()</function> blocks until data
+becomes available. When the <constant>O_NONBLOCK</constant> flag was
+given to the &func-open; function it
+returns immediately with an &EAGAIN; when no data is available. The
+&func-select; or &func-poll; functions
+can always be used to suspend execution until data becomes available. All
+drivers supporting the <function>read()</function> function must also
+support <function>select()</function> and
+<function>poll()</function>.</para>
+
+    <para>Drivers can implement read functionality in different
+ways, using a single or multiple buffers and discarding the oldest or
+newest frames once the internal buffers are filled.</para>
+
+    <para><function>read()</function> never returns a "snapshot" of a
+buffer being filled. Using a single buffer the driver will stop
+capturing when the application starts reading the buffer until the
+read is finished. Thus only the period of the vertical blanking
+interval is available for reading, or the capture rate must fall below
+the nominal frame rate of the video standard.</para>
+
+<para>The behavior of
+<function>read()</function> when called during the active picture
+period or the vertical blanking separating the top and bottom field
+depends on the discarding policy. A driver discarding the oldest
+frames keeps capturing into an internal buffer, continuously
+overwriting the previously, not read frame, and returns the frame
+being received at the time of the <function>read()</function> call as
+soon as it is complete.</para>
+
+    <para>A driver discarding the newest frames stops capturing until
+the next <function>read()</function> call. The frame being received at
+<function>read()</function> time is discarded, returning the following
+frame instead. Again this implies a reduction of the capture rate to
+one half or less of the nominal frame rate. An example of this model
+is the video read mode of the bttv driver, initiating a DMA to user
+memory when <function>read()</function> is called and returning when
+the DMA finished.</para>
+
+    <para>In the multiple buffer model drivers maintain a ring of
+internal buffers, automatically advancing to the next free buffer.
+This allows continuous capturing when the application can empty the
+buffers fast enough. Again, the behavior when the driver runs out of
+free buffers depends on the discarding policy.</para>
+
+    <para>Applications can get and set the number of buffers used
+internally by the driver with the &VIDIOC-G-PARM; and &VIDIOC-S-PARM;
+ioctls. They are optional, however. The discarding policy is not
+reported and cannot be changed. For minimum requirements see <xref
+	linkend="devices" />.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success, the number of bytes read is returned. It is not
+an error if this number is smaller than the number of bytes requested,
+or the amount of data required for one frame. This may happen for
+example because <function>read()</function> was interrupted by a
+signal. On error, -1 is returned, and the <varname>errno</varname>
+variable is set appropriately. In this case the next read will start
+at the beginning of a new frame. Possible error codes are:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EAGAIN</errorcode></term>
+	<listitem>
+	  <para>Non-blocking I/O has been selected using
+O_NONBLOCK and no data was immediately available for reading.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is not a valid file
+descriptor or is not open for reading, or the process already has the
+maximum number of files open.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver does not support multiple read streams and the
+device is already in use.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EFAULT</errorcode></term>
+	<listitem>
+	  <para><parameter>buf</parameter> references an inaccessible
+memory area.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINTR</errorcode></term>
+	<listitem>
+	  <para>The call was interrupted by a signal before any
+data was read.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EIO</errorcode></term>
+	<listitem>
+	  <para>I/O error. This indicates some hardware problem or a
+failure to communicate with a remote device (USB camera etc.).</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <function>read()</function> function is not
+supported by this driver, not on this device, or generally not on this
+type of device.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-select.xml b/Documentation/DocBook/v4l/func-select.xml
new file mode 100644
index 000000000000..b6713623181f
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-select.xml
@@ -0,0 +1,138 @@
+<refentry id="func-select">
+  <refmeta>
+    <refentrytitle>V4L2 select()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-select</refname>
+    <refpurpose>Synchronous I/O multiplexing</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>
+#include &lt;sys/time.h&gt;
+#include &lt;sys/types.h&gt;
+#include &lt;unistd.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>int <function>select</function></funcdef>
+	<paramdef>int <parameter>nfds</parameter></paramdef>
+	<paramdef>fd_set *<parameter>readfds</parameter></paramdef>
+	<paramdef>fd_set *<parameter>writefds</parameter></paramdef>
+	<paramdef>fd_set *<parameter>exceptfds</parameter></paramdef>
+	<paramdef>struct timeval *<parameter>timeout</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>With the <function>select()</function> function applications
+can suspend execution until the driver has captured data or is ready
+to accept data for output.</para>
+
+    <para>When streaming I/O has been negotiated this function waits
+until a buffer has been filled or displayed and can be dequeued with
+the &VIDIOC-DQBUF; ioctl. When buffers are already in the outgoing
+queue of the driver the function returns immediately.</para>
+
+    <para>On success <function>select()</function> returns the total
+number of bits set in the <structname>fd_set</structname>s. When the
+function timed out it returns a value of zero. On failure it returns
+<returnvalue>-1</returnvalue> and the <varname>errno</varname>
+variable is set appropriately. When the application did not call
+&VIDIOC-QBUF; or &VIDIOC-STREAMON; yet the
+<function>select()</function> function succeeds, setting the bit of
+the file descriptor in <parameter>readfds</parameter> or
+<parameter>writefds</parameter>, but subsequent &VIDIOC-DQBUF; calls
+will fail.<footnote><para>The Linux kernel implements
+<function>select()</function> like the &func-poll; function, but
+<function>select()</function> cannot return a
+<constant>POLLERR</constant>.</para>
+      </footnote></para>
+
+    <para>When use of the <function>read()</function> function has
+been negotiated and the driver does not capture yet, the
+<function>select()</function> function starts capturing. When that
+fails, <function>select()</function> returns successful and a
+subsequent <function>read()</function> call, which also attempts to
+start capturing, will return an appropriate error code. When the
+driver captures continuously (as opposed to, for example, still
+images) and data is already available the
+<function>select()</function> function returns immediately.</para>
+
+    <para>When use of the <function>write()</function> function has
+been negotiated the <function>select()</function> function just waits
+until the driver is ready for a non-blocking
+<function>write()</function> call.</para>
+
+    <para>All drivers implementing the <function>read()</function> or
+<function>write()</function> function or streaming I/O must also
+support the <function>select()</function> function.</para>
+
+    <para>For more details see the <function>select()</function>
+manual page.</para>
+
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success, <function>select()</function> returns the number
+of descriptors contained in the three returned descriptor sets, which
+will be zero if the timeout expired. On error
+<returnvalue>-1</returnvalue> is returned, and the
+<varname>errno</varname> variable is set appropriately; the sets and
+<parameter>timeout</parameter> are undefined. Possible error codes
+are:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para>One or more of the file descriptor sets specified a
+file descriptor that is not open.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver does not support multiple read or write
+streams and the device is already in use.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EFAULT</errorcode></term>
+	<listitem>
+	  <para>The <parameter>readfds</parameter>,
+<parameter>writefds</parameter>, <parameter>exceptfds</parameter> or
+<parameter>timeout</parameter> pointer references an inaccessible memory
+area.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINTR</errorcode></term>
+	<listitem>
+	  <para>The call was interrupted by a signal.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <parameter>nfds</parameter> argument is less than
+zero or greater than <constant>FD_SETSIZE</constant>.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/func-write.xml b/Documentation/DocBook/v4l/func-write.xml
new file mode 100644
index 000000000000..2c09c09371c3
--- /dev/null
+++ b/Documentation/DocBook/v4l/func-write.xml
@@ -0,0 +1,136 @@
+<refentry id="func-write">
+  <refmeta>
+    <refentrytitle>V4L2 write()</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>v4l2-write</refname>
+    <refpurpose>Write to a V4L2 device</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcsynopsisinfo>#include &lt;unistd.h&gt;</funcsynopsisinfo>
+      <funcprototype>
+	<funcdef>ssize_t <function>write</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>void *<parameter>buf</parameter></paramdef>
+	<paramdef>size_t <parameter>count</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>buf</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>count</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para><function>write()</function> writes up to
+<parameter>count</parameter> bytes to the device referenced by the
+file descriptor <parameter>fd</parameter> from the buffer starting at
+<parameter>buf</parameter>. When the hardware outputs are not active
+yet, this function enables them. When <parameter>count</parameter> is
+zero, <function>write()</function> returns
+<returnvalue>0</returnvalue> without any other effect.</para>
+
+    <para>When the application does not provide more data in time, the
+previous video frame, raw VBI image, sliced VPS or WSS data is
+displayed again. Sliced Teletext or Closed Caption data is not
+repeated, the driver inserts a blank line instead.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Return Value</title>
+
+    <para>On success, the number of bytes written are returned. Zero
+indicates nothing was written. On error, <returnvalue>-1</returnvalue>
+is returned, and the <varname>errno</varname> variable is set
+appropriately. In this case the next write will start at the beginning
+of a new frame. Possible error codes are:</para>
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EAGAIN</errorcode></term>
+	<listitem>
+	  <para>Non-blocking I/O has been selected using the <link
+linkend="func-open"><constant>O_NONBLOCK</constant></link> flag and no
+buffer space was available to write the data immediately.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBADF</errorcode></term>
+	<listitem>
+	  <para><parameter>fd</parameter> is not a valid file
+descriptor or is not open for writing.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver does not support multiple write streams and the
+device is already in use.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EFAULT</errorcode></term>
+	<listitem>
+	  <para><parameter>buf</parameter> references an inaccessible
+memory area.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINTR</errorcode></term>
+	<listitem>
+	  <para>The call was interrupted by a signal before any
+data was written.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EIO</errorcode></term>
+	<listitem>
+	  <para>I/O error. This indicates some hardware problem.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <function>write()</function> function is not
+supported by this driver, not on this device, or generally not on this
+type of device.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/io.xml b/Documentation/DocBook/v4l/io.xml
new file mode 100644
index 000000000000..f92f24323b2a
--- /dev/null
+++ b/Documentation/DocBook/v4l/io.xml
@@ -0,0 +1,1073 @@
+  <title>Input/Output</title>
+
+  <para>The V4L2 API defines several different methods to read from or
+write to a device. All drivers exchanging data with applications must
+support at least one of them.</para>
+
+  <para>The classic I/O method using the <function>read()</function>
+and <function>write()</function> function is automatically selected
+after opening a V4L2 device. When the driver does not support this
+method attempts to read or write will fail at any time.</para>
+
+  <para>Other methods must be negotiated. To select the streaming I/O
+method with memory mapped or user buffers applications call the
+&VIDIOC-REQBUFS; ioctl. The asynchronous I/O method is not defined
+yet.</para>
+
+  <para>Video overlay can be considered another I/O method, although
+the application does not directly receive the image data. It is
+selected by initiating video overlay with the &VIDIOC-S-FMT; ioctl.
+For more information see <xref linkend="overlay" />.</para>
+
+  <para>Generally exactly one I/O method, including overlay, is
+associated with each file descriptor. The only exceptions are
+applications not exchanging data with a driver ("panel applications",
+see <xref linkend="open" />) and drivers permitting simultaneous video capturing
+and overlay using the same file descriptor, for compatibility with V4L
+and earlier versions of V4L2.</para>
+
+  <para><constant>VIDIOC_S_FMT</constant> and
+<constant>VIDIOC_REQBUFS</constant> would permit this to some degree,
+but for simplicity drivers need not support switching the I/O method
+(after first switching away from read/write) other than by closing
+and reopening the device.</para>
+
+  <para>The following sections describe the various I/O methods in
+more detail.</para>
+
+  <section id="rw">
+    <title>Read/Write</title>
+
+    <para>Input and output devices support the
+<function>read()</function> and <function>write()</function> function,
+respectively, when the <constant>V4L2_CAP_READWRITE</constant> flag in
+the <structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl is set.</para>
+
+    <para>Drivers may need the CPU to copy the data, but they may also
+support DMA to or from user memory, so this I/O method is not
+necessarily less efficient than other methods merely exchanging buffer
+pointers. It is considered inferior though because no meta-information
+like frame counters or timestamps are passed. This information is
+necessary to recognize frame dropping and to synchronize with other
+data streams. However this is also the simplest I/O method, requiring
+little or no setup to exchange data. It permits command line stunts
+like this (the <application>vidctrl</application> tool is
+fictitious):</para>
+
+    <informalexample>
+      <screen>
+&gt; vidctrl /dev/video --input=0 --format=YUYV --size=352x288
+&gt; dd if=/dev/video of=myimage.422 bs=202752 count=1
+</screen>
+    </informalexample>
+
+    <para>To read from the device applications use the
+&func-read; function, to write the &func-write; function.
+Drivers must implement one I/O method if they
+exchange data with applications, but it need not be this.<footnote>
+	<para>It would be desirable if applications could depend on
+drivers supporting all I/O interfaces, but as much as the complex
+memory mapping I/O can be inadequate for some devices we have no
+reason to require this interface, which is most useful for simple
+applications capturing still images.</para>
+      </footnote> When reading or writing is supported, the driver
+must also support the &func-select; and &func-poll;
+function.<footnote>
+	<para>At the driver level <function>select()</function> and
+<function>poll()</function> are the same, and
+<function>select()</function> is too important to be optional.</para>
+      </footnote></para>
+  </section>
+
+  <section id="mmap">
+    <title>Streaming I/O (Memory Mapping)</title>
+
+    <para>Input and output devices support this I/O method when the
+<constant>V4L2_CAP_STREAMING</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl is set. There are two
+streaming methods, to determine if the memory mapping flavor is
+supported applications must call the &VIDIOC-REQBUFS; ioctl.</para>
+
+    <para>Streaming is an I/O method where only pointers to buffers
+are exchanged between application and driver, the data itself is not
+copied. Memory mapping is primarily intended to map buffers in device
+memory into the application's address space. Device memory can be for
+example the video memory on a graphics card with a video capture
+add-on. However, being the most efficient I/O method available for a
+long time, many other drivers support streaming as well, allocating
+buffers in DMA-able main memory.</para>
+
+    <para>A driver can support many sets of buffers. Each set is
+identified by a unique buffer type value. The sets are independent and
+each set can hold a different type of data. To access different sets
+at the same time different file descriptors must be used.<footnote>
+	<para>One could use one file descriptor and set the buffer
+type field accordingly when calling &VIDIOC-QBUF; etc., but it makes
+the <function>select()</function> function ambiguous. We also like the
+clean approach of one file descriptor per logical stream. Video
+overlay for example is also a logical stream, although the CPU is not
+needed for continuous operation.</para>
+      </footnote></para>
+
+    <para>To allocate device buffers applications call the
+&VIDIOC-REQBUFS; ioctl with the desired number of buffers and buffer
+type, for example <constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>.
+This ioctl can also be used to change the number of buffers or to free
+the allocated memory, provided none of the buffers are still
+mapped.</para>
+
+    <para>Before applications can access the buffers they must map
+them into their address space with the &func-mmap; function. The
+location of the buffers in device memory can be determined with the
+&VIDIOC-QUERYBUF; ioctl. The <structfield>m.offset</structfield> and
+<structfield>length</structfield> returned in a &v4l2-buffer; are
+passed as sixth and second parameter to the
+<function>mmap()</function> function. The offset and length values
+must not be modified. Remember the buffers are allocated in physical
+memory, as opposed to virtual memory which can be swapped out to disk.
+Applications should free the buffers as soon as possible with the
+&func-munmap; function.</para>
+
+    <example>
+      <title>Mapping buffers</title>
+
+      <programlisting>
+&v4l2-requestbuffers; reqbuf;
+struct {
+	void *start;
+	size_t length;
+} *buffers;
+unsigned int i;
+
+memset (&amp;reqbuf, 0, sizeof (reqbuf));
+reqbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+reqbuf.memory = V4L2_MEMORY_MMAP;
+reqbuf.count = 20;
+
+if (-1 == ioctl (fd, &VIDIOC-REQBUFS;, &amp;reqbuf)) {
+	if (errno == EINVAL)
+		printf ("Video capturing or mmap-streaming is not supported\n");
+	else
+		perror ("VIDIOC_REQBUFS");
+
+	exit (EXIT_FAILURE);
+}
+
+/* We want at least five buffers. */
+
+if (reqbuf.count &lt; 5) {
+	/* You may need to free the buffers here. */
+	printf ("Not enough buffer memory\n");
+	exit (EXIT_FAILURE);
+}
+
+buffers = calloc (reqbuf.count, sizeof (*buffers));
+assert (buffers != NULL);
+
+for (i = 0; i &lt; reqbuf.count; i++) {
+	&v4l2-buffer; buffer;
+
+	memset (&amp;buffer, 0, sizeof (buffer));
+	buffer.type = reqbuf.type;
+	buffer.memory = V4L2_MEMORY_MMAP;
+	buffer.index = i;
+
+	if (-1 == ioctl (fd, &VIDIOC-QUERYBUF;, &amp;buffer)) {
+		perror ("VIDIOC_QUERYBUF");
+		exit (EXIT_FAILURE);
+	}
+
+	buffers[i].length = buffer.length; /* remember for munmap() */
+
+	buffers[i].start = mmap (NULL, buffer.length,
+				 PROT_READ | PROT_WRITE, /* recommended */
+				 MAP_SHARED,             /* recommended */
+				 fd, buffer.m.offset);
+
+	if (MAP_FAILED == buffers[i].start) {
+		/* If you do not exit here you should unmap() and free()
+		   the buffers mapped so far. */
+		perror ("mmap");
+		exit (EXIT_FAILURE);
+	}
+}
+
+/* Cleanup. */
+
+for (i = 0; i &lt; reqbuf.count; i++)
+	munmap (buffers[i].start, buffers[i].length);
+      </programlisting>
+    </example>
+
+    <para>Conceptually streaming drivers maintain two buffer queues, an incoming
+and an outgoing queue. They separate the synchronous capture or output
+operation locked to a video clock from the application which is
+subject to random disk or network delays and preemption by
+other processes, thereby reducing the probability of data loss.
+The queues are organized as FIFOs, buffers will be
+output in the order enqueued in the incoming FIFO, and were
+captured in the order dequeued from the outgoing FIFO.</para>
+
+    <para>The driver may require a minimum number of buffers enqueued
+at all times to function, apart of this no limit exists on the number
+of buffers applications can enqueue in advance, or dequeue and
+process. They can also enqueue in a different order than buffers have
+been dequeued, and the driver can <emphasis>fill</emphasis> enqueued
+<emphasis>empty</emphasis> buffers in any order. <footnote>
+	<para>Random enqueue order permits applications processing
+images out of order (such as video codecs) to return buffers earlier,
+reducing the probability of data loss. Random fill order allows
+drivers to reuse buffers on a LIFO-basis, taking advantage of caches
+holding scatter-gather lists and the like.</para>
+      </footnote> The index number of a buffer (&v4l2-buffer;
+<structfield>index</structfield>) plays no role here, it only
+identifies the buffer.</para>
+
+    <para>Initially all mapped buffers are in dequeued state,
+inaccessible by the driver. For capturing applications it is customary
+to first enqueue all mapped buffers, then to start capturing and enter
+the read loop. Here the application waits until a filled buffer can be
+dequeued, and re-enqueues the buffer when the data is no longer
+needed. Output applications fill and enqueue buffers, when enough
+buffers are stacked up the output is started with
+<constant>VIDIOC_STREAMON</constant>. In the write loop, when
+the application runs out of free buffers, it must wait until an empty
+buffer can be dequeued and reused.</para>
+
+    <para>To enqueue and dequeue a buffer applications use the
+&VIDIOC-QBUF; and &VIDIOC-DQBUF; ioctl. The status of a buffer being
+mapped, enqueued, full or empty can be determined at any time using the
+&VIDIOC-QUERYBUF; ioctl. Two methods exist to suspend execution of the
+application until one or more buffers can be dequeued. By default
+<constant>VIDIOC_DQBUF</constant> blocks when no buffer is in the
+outgoing queue. When the <constant>O_NONBLOCK</constant> flag was
+given to the &func-open; function, <constant>VIDIOC_DQBUF</constant>
+returns immediately with an &EAGAIN; when no buffer is available. The
+&func-select; or &func-poll; function are always available.</para>
+
+    <para>To start and stop capturing or output applications call the
+&VIDIOC-STREAMON; and &VIDIOC-STREAMOFF; ioctl. Note
+<constant>VIDIOC_STREAMOFF</constant> removes all buffers from both
+queues as a side effect. Since there is no notion of doing anything
+"now" on a multitasking system, if an application needs to synchronize
+with another event it should examine the &v4l2-buffer;
+<structfield>timestamp</structfield> of captured buffers, or set the
+field before enqueuing buffers for output.</para>
+
+    <para>Drivers implementing memory mapping I/O must
+support the <constant>VIDIOC_REQBUFS</constant>,
+<constant>VIDIOC_QUERYBUF</constant>,
+<constant>VIDIOC_QBUF</constant>, <constant>VIDIOC_DQBUF</constant>,
+<constant>VIDIOC_STREAMON</constant> and
+<constant>VIDIOC_STREAMOFF</constant> ioctl, the
+<function>mmap()</function>, <function>munmap()</function>,
+<function>select()</function> and <function>poll()</function>
+function.<footnote>
+	<para>At the driver level <function>select()</function> and
+<function>poll()</function> are the same, and
+<function>select()</function> is too important to be optional. The
+rest should be evident.</para>
+      </footnote></para>
+
+    <para>[capture example]</para>
+
+  </section>
+
+  <section id="userp">
+    <title>Streaming I/O (User Pointers)</title>
+
+    <para>Input and output devices support this I/O method when the
+<constant>V4L2_CAP_STREAMING</constant> flag in the
+<structfield>capabilities</structfield> field of &v4l2-capability;
+returned by the &VIDIOC-QUERYCAP; ioctl is set. If the particular user
+pointer method (not only memory mapping) is supported must be
+determined by calling the &VIDIOC-REQBUFS; ioctl.</para>
+
+    <para>This I/O method combines advantages of the read/write and
+memory mapping methods. Buffers are allocated by the application
+itself, and can reside for example in virtual or shared memory. Only
+pointers to data are exchanged, these pointers and meta-information
+are passed in &v4l2-buffer;. The driver must be switched
+into user pointer I/O mode by calling the &VIDIOC-REQBUFS; with the
+desired buffer type. No buffers are allocated beforehands,
+consequently they are not indexed and cannot be queried like mapped
+buffers with the <constant>VIDIOC_QUERYBUF</constant> ioctl.</para>
+
+    <example>
+      <title>Initiating streaming I/O with user pointers</title>
+
+      <programlisting>
+&v4l2-requestbuffers; reqbuf;
+
+memset (&amp;reqbuf, 0, sizeof (reqbuf));
+reqbuf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+reqbuf.memory = V4L2_MEMORY_USERPTR;
+
+if (ioctl (fd, &VIDIOC-REQBUFS;, &amp;reqbuf) == -1) {
+	if (errno == EINVAL)
+		printf ("Video capturing or user pointer streaming is not supported\n");
+	else
+		perror ("VIDIOC_REQBUFS");
+
+	exit (EXIT_FAILURE);
+}
+      </programlisting>
+    </example>
+
+    <para>Buffer addresses and sizes are passed on the fly with the
+&VIDIOC-QBUF; ioctl. Although buffers are commonly cycled,
+applications can pass different addresses and sizes at each
+<constant>VIDIOC_QBUF</constant> call. If required by the hardware the
+driver swaps memory pages within physical memory to create a
+continuous area of memory. This happens transparently to the
+application in the virtual memory subsystem of the kernel. When buffer
+pages have been swapped out to disk they are brought back and finally
+locked in physical memory for DMA.<footnote>
+	<para>We expect that frequently used buffers are typically not
+swapped out. Anyway, the process of swapping, locking or generating
+scatter-gather lists may be time consuming. The delay can be masked by
+the depth of the incoming buffer queue, and perhaps by maintaining
+caches assuming a buffer will be soon enqueued again. On the other
+hand, to optimize memory usage drivers can limit the number of buffers
+locked in advance and recycle the most recently used buffers first. Of
+course, the pages of empty buffers in the incoming queue need not be
+saved to disk. Output buffers must be saved on the incoming and
+outgoing queue because an application may share them with other
+processes.</para>
+      </footnote></para>
+
+    <para>Filled or displayed buffers are dequeued with the
+&VIDIOC-DQBUF; ioctl. The driver can unlock the memory pages at any
+time between the completion of the DMA and this ioctl. The memory is
+also unlocked when &VIDIOC-STREAMOFF; is called, &VIDIOC-REQBUFS;, or
+when the device is closed. Applications must take care not to free
+buffers without dequeuing. For once, the buffers remain locked until
+further, wasting physical memory. Second the driver will not be
+notified when the memory is returned to the application's free list
+and subsequently reused for other purposes, possibly completing the
+requested DMA and overwriting valuable data.</para>
+
+    <para>For capturing applications it is customary to enqueue a
+number of empty buffers, to start capturing and enter the read loop.
+Here the application waits until a filled buffer can be dequeued, and
+re-enqueues the buffer when the data is no longer needed. Output
+applications fill and enqueue buffers, when enough buffers are stacked
+up output is started. In the write loop, when the application
+runs out of free buffers it must wait until an empty buffer can be
+dequeued and reused. Two methods exist to suspend execution of the
+application until one or more buffers can be dequeued. By default
+<constant>VIDIOC_DQBUF</constant> blocks when no buffer is in the
+outgoing queue. When the <constant>O_NONBLOCK</constant> flag was
+given to the &func-open; function, <constant>VIDIOC_DQBUF</constant>
+returns immediately with an &EAGAIN; when no buffer is available. The
+&func-select; or &func-poll; function are always available.</para>
+
+    <para>To start and stop capturing or output applications call the
+&VIDIOC-STREAMON; and &VIDIOC-STREAMOFF; ioctl. Note
+<constant>VIDIOC_STREAMOFF</constant> removes all buffers from both
+queues and unlocks all buffers as a side effect. Since there is no
+notion of doing anything "now" on a multitasking system, if an
+application needs to synchronize with another event it should examine
+the &v4l2-buffer; <structfield>timestamp</structfield> of captured
+buffers, or set the field before enqueuing buffers for output.</para>
+
+    <para>Drivers implementing user pointer I/O must
+support the <constant>VIDIOC_REQBUFS</constant>,
+<constant>VIDIOC_QBUF</constant>, <constant>VIDIOC_DQBUF</constant>,
+<constant>VIDIOC_STREAMON</constant> and
+<constant>VIDIOC_STREAMOFF</constant> ioctl, the
+<function>select()</function> and <function>poll()</function> function.<footnote>
+	<para>At the driver level <function>select()</function> and
+<function>poll()</function> are the same, and
+<function>select()</function> is too important to be optional. The
+rest should be evident.</para>
+      </footnote></para>
+  </section>
+
+  <section id="async">
+    <title>Asynchronous I/O</title>
+
+    <para>This method is not defined yet.</para>
+  </section>
+
+  <section id="buffer">
+    <title>Buffers</title>
+
+    <para>A buffer contains data exchanged by application and
+driver using one of the Streaming I/O methods. Only pointers to
+buffers are exchanged, the data itself is not copied. These pointers,
+together with meta-information like timestamps or field parity, are
+stored in a struct <structname>v4l2_buffer</structname>, argument to
+the &VIDIOC-QUERYBUF;, &VIDIOC-QBUF; and &VIDIOC-DQBUF; ioctl.</para>
+
+      <para>Nominally timestamps refer to the first data byte transmitted.
+In practice however the wide range of hardware covered by the V4L2 API
+limits timestamp accuracy. Often an interrupt routine will
+sample the system clock shortly after the field or frame was stored
+completely in memory. So applications must expect a constant
+difference up to one field or frame period plus a small (few scan
+lines) random error. The delay and error can be much
+larger due to compression or transmission over an external bus when
+the frames are not properly stamped by the sender. This is frequently
+the case with USB cameras. Here timestamps refer to the instant the
+field or frame was received by the driver, not the capture time. These
+devices identify by not enumerating any video standards, see <xref
+linkend="standard" />.</para>
+
+      <para>Similar limitations apply to output timestamps. Typically
+the video hardware locks to a clock controlling the video timing, the
+horizontal and vertical synchronization pulses. At some point in the
+line sequence, possibly the vertical blanking, an interrupt routine
+samples the system clock, compares against the timestamp and programs
+the hardware to repeat the previous field or frame, or to display the
+buffer contents.</para>
+
+      <para>Apart of limitations of the video device and natural
+inaccuracies of all clocks, it should be noted system time itself is
+not perfectly stable. It can be affected by power saving cycles,
+warped to insert leap seconds, or even turned back or forth by the
+system administrator affecting long term measurements. <footnote>
+	  <para>Since no other Linux multimedia
+API supports unadjusted time it would be foolish to introduce here. We
+must use a universally supported clock to synchronize different media,
+hence time of day.</para>
+	</footnote></para>
+
+    <table frame="none" pgwide="1" id="v4l2-buffer">
+      <title>struct <structname>v4l2_buffer</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry></entry>
+	    <entry>Number of the buffer, set by the application. This
+field is only used for <link linkend="mmap">memory mapping</link> I/O
+and can range from zero to the number of buffers allocated
+with the &VIDIOC-REQBUFS; ioctl (&v4l2-requestbuffers; <structfield>count</structfield>) minus one.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry></entry>
+	    <entry>Type of the buffer, same as &v4l2-format;
+<structfield>type</structfield> or &v4l2-requestbuffers;
+<structfield>type</structfield>, set by the application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>bytesused</structfield></entry>
+	    <entry></entry>
+	    <entry>The number of bytes occupied by the data in the
+buffer. It depends on the negotiated data format and may change with
+each buffer for compressed variable size data like JPEG images.
+Drivers must set this field when <structfield>type</structfield>
+refers to an input stream, applications when an output stream.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry></entry>
+	    <entry>Flags set by the application or driver, see <xref
+linkend="buffer-flags" />.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-field;</entry>
+	    <entry><structfield>field</structfield></entry>
+	    <entry></entry>
+	    <entry>Indicates the field order of the image in the
+buffer, see <xref linkend="v4l2-field" />. This field is not used when
+the buffer contains VBI data. Drivers must set it when
+<structfield>type</structfield> refers to an input stream,
+applications when an output stream.</entry>
+	  </row>
+	  <row>
+	    <entry>struct timeval</entry>
+	    <entry><structfield>timestamp</structfield></entry>
+	    <entry></entry>
+	    <entry><para>For input streams this is the
+system time (as returned by the <function>gettimeofday()</function>
+function) when the first data byte was captured. For output streams
+the data will not be displayed before this time, secondary to the
+nominal frame rate determined by the current video standard in
+enqueued order. Applications can for example zero this field to
+display frames as soon as possible. The driver stores the time at
+which the first data byte was actually sent out in the
+<structfield>timestamp</structfield> field. This permits
+applications to monitor the drift between the video and system
+clock.</para></entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-timecode;</entry>
+	    <entry><structfield>timecode</structfield></entry>
+	    <entry></entry>
+	    <entry>When <structfield>type</structfield> is
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant> and the
+<constant>V4L2_BUF_FLAG_TIMECODE</constant> flag is set in
+<structfield>flags</structfield>, this structure contains a frame
+timecode. In <link linkend="v4l2-field">V4L2_FIELD_ALTERNATE</link>
+mode the top and bottom field contain the same timecode.
+Timecodes are intended to help video editing and are typically recorded on
+video tapes, but also embedded in compressed formats like MPEG. This
+field is independent of the <structfield>timestamp</structfield> and
+<structfield>sequence</structfield> fields.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>sequence</structfield></entry>
+	    <entry></entry>
+	    <entry>Set by the driver, counting the frames in the
+sequence.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>In <link
+linkend="v4l2-field">V4L2_FIELD_ALTERNATE</link> mode the top and
+bottom field have the same sequence number. The count starts at zero
+and includes dropped or repeated frames. A dropped frame was received
+by an input device but could not be stored due to lack of free buffer
+space. A repeated frame was displayed again by an output device
+because the application did not pass new data in
+time.</para><para>Note this may count the frames received
+e.g. over USB, without taking into account the frames dropped by the
+remote hardware due to limited compression throughput or bus
+bandwidth. These devices identify by not enumerating any video
+standards, see <xref linkend="standard" />.</para></entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-memory;</entry>
+	    <entry><structfield>memory</structfield></entry>
+	    <entry></entry>
+	    <entry>This field must be set by applications and/or drivers
+in accordance with the selected I/O method.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry><structfield>m</structfield></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>offset</structfield></entry>
+	    <entry>When <structfield>memory</structfield> is
+<constant>V4L2_MEMORY_MMAP</constant> this is the offset of the buffer
+from the start of the device memory. The value is returned by the
+driver and apart of serving as parameter to the &func-mmap; function
+not useful for applications. See <xref linkend="mmap" /> for details.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>unsigned long</entry>
+	    <entry><structfield>userptr</structfield></entry>
+	    <entry>When <structfield>memory</structfield> is
+<constant>V4L2_MEMORY_USERPTR</constant> this is a pointer to the
+buffer (casted to unsigned long type) in virtual memory, set by the
+application. See <xref linkend="userp" /> for details.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>length</structfield></entry>
+	    <entry></entry>
+	    <entry>Size of the buffer (not the payload) in bytes.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>input</structfield></entry>
+	    <entry></entry>
+	    <entry>Some video capture drivers support rapid and
+synchronous video input changes, a function useful for example in
+video surveillance applications. For this purpose applications set the
+<constant>V4L2_BUF_FLAG_INPUT</constant> flag, and this field to the
+number of a video input as in &v4l2-input; field
+<structfield>index</structfield>.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield></entry>
+	    <entry></entry>
+	    <entry>A place holder for future extensions and custom
+(driver defined) buffer types
+<constant>V4L2_BUF_TYPE_PRIVATE</constant> and higher.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="v4l2-buf-type">
+      <title>enum v4l2_buf_type</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant></entry>
+	    <entry>1</entry>
+	    <entry>Buffer of a video capture stream, see <xref
+		linkend="capture" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant></entry>
+	    <entry>2</entry>
+	    <entry>Buffer of a video output stream, see <xref
+		linkend="output" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant></entry>
+	    <entry>3</entry>
+	    <entry>Buffer for video overlay, see <xref linkend="overlay" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VBI_CAPTURE</constant></entry>
+	    <entry>4</entry>
+	    <entry>Buffer of a raw VBI capture stream, see <xref
+		linkend="raw-vbi" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VBI_OUTPUT</constant></entry>
+	    <entry>5</entry>
+	    <entry>Buffer of a raw VBI output stream, see <xref
+		linkend="raw-vbi" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_SLICED_VBI_CAPTURE</constant></entry>
+	    <entry>6</entry>
+	    <entry>Buffer of a sliced VBI capture stream, see <xref
+		linkend="sliced" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_SLICED_VBI_OUTPUT</constant></entry>
+	    <entry>7</entry>
+	    <entry>Buffer of a sliced VBI output stream, see <xref
+		linkend="sliced" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY</constant></entry>
+	    <entry>8</entry>
+	    <entry>Buffer for video output overlay (OSD), see <xref
+		linkend="osd" />. Status: <link
+linkend="experimental">Experimental</link>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_TYPE_PRIVATE</constant></entry>
+	    <entry>0x80</entry>
+	  <entry>This and higher values are reserved for custom
+(driver defined) buffer types.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="buffer-flags">
+      <title>Buffer Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_MAPPED</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>The buffer resides in device memory and has been mapped
+into the application's address space, see <xref linkend="mmap" /> for details.
+Drivers set or clear this flag when the
+<link linkend="vidioc-querybuf">VIDIOC_QUERYBUF</link>, <link
+	  linkend="vidioc-qbuf">VIDIOC_QBUF</link> or <link
+	  linkend="vidioc-qbuf">VIDIOC_DQBUF</link> ioctl is called. Set by the driver.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_QUEUED</constant></entry>
+	    <entry>0x0002</entry>
+	  <entry>Internally drivers maintain two buffer queues, an
+incoming and outgoing queue. When this flag is set, the buffer is
+currently on the incoming queue. It automatically moves to the
+outgoing queue after the buffer has been filled (capture devices) or
+displayed (output devices). Drivers set or clear this flag when the
+<constant>VIDIOC_QUERYBUF</constant> ioctl is called. After
+(successful) calling the <constant>VIDIOC_QBUF </constant>ioctl it is
+always set and after <constant>VIDIOC_DQBUF</constant> always
+cleared.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_DONE</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>When this flag is set, the buffer is currently on
+the outgoing queue, ready to be dequeued from the driver. Drivers set
+or clear this flag when the <constant>VIDIOC_QUERYBUF</constant> ioctl
+is called. After calling the <constant>VIDIOC_QBUF</constant> or
+<constant>VIDIOC_DQBUF</constant> it is always cleared. Of course a
+buffer cannot be on both queues at the same time, the
+<constant>V4L2_BUF_FLAG_QUEUED</constant> and
+<constant>V4L2_BUF_FLAG_DONE</constant> flag are mutually exclusive.
+They can be both cleared however, then the buffer is in "dequeued"
+state, in the application domain to say so.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_KEYFRAME</constant></entry>
+	    <entry>0x0008</entry>
+	  <entry>Drivers set or clear this flag when calling the
+<constant>VIDIOC_DQBUF</constant> ioctl. It may be set by video
+capture devices when the buffer contains a compressed image which is a
+key frame (or field), &ie; can be decompressed on its own.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_PFRAME</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>Similar to <constant>V4L2_BUF_FLAG_KEYFRAME</constant>
+this flags predicted frames or fields which contain only differences to a
+previous key frame.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_BFRAME</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry>Similar to <constant>V4L2_BUF_FLAG_PFRAME</constant>
+	this is a bidirectional predicted frame or field. [ooc tbd]</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_TIMECODE</constant></entry>
+	    <entry>0x0100</entry>
+	    <entry>The <structfield>timecode</structfield> field is valid.
+Drivers set or clear this flag when the <constant>VIDIOC_DQBUF</constant>
+ioctl is called.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_BUF_FLAG_INPUT</constant></entry>
+	    <entry>0x0200</entry>
+	    <entry>The <structfield>input</structfield> field is valid.
+Applications set or clear this flag before calling the
+<constant>VIDIOC_QBUF</constant> ioctl.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-memory">
+      <title>enum v4l2_memory</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_MEMORY_MMAP</constant></entry>
+	    <entry>1</entry>
+	    <entry>The buffer is used for <link linkend="mmap">memory
+mapping</link> I/O.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MEMORY_USERPTR</constant></entry>
+	    <entry>2</entry>
+	    <entry>The buffer is used for <link linkend="userp">user
+pointer</link> I/O.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_MEMORY_OVERLAY</constant></entry>
+	    <entry>3</entry>
+	    <entry>[to do]</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <section>
+      <title>Timecodes</title>
+
+      <para>The <structname>v4l2_timecode</structname> structure is
+designed to hold a <xref linkend="smpte12m" /> or similar timecode.
+(struct <structname>timeval</structname> timestamps are stored in
+&v4l2-buffer; field <structfield>timestamp</structfield>.)</para>
+
+      <table frame="none" pgwide="1" id="v4l2-timecode">
+	<title>struct <structname>v4l2_timecode</structname></title>
+	<tgroup cols="3">
+	  &cs-str;
+	  <tbody valign="top">
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>type</structfield></entry>
+	      <entry>Frame rate the timecodes are based on, see <xref
+		  linkend="timecode-type" />.</entry>
+	    </row>
+	    <row>
+	      <entry>__u32</entry>
+	      <entry><structfield>flags</structfield></entry>
+	      <entry>Timecode flags, see <xref linkend="timecode-flags" />.</entry>
+	    </row>
+	    <row>
+	      <entry>__u8</entry>
+	      <entry><structfield>frames</structfield></entry>
+	      <entry>Frame count, 0 ... 23/24/29/49/59, depending on the
+	    type of timecode.</entry>
+	    </row>
+	    <row>
+	      <entry>__u8</entry>
+	      <entry><structfield>seconds</structfield></entry>
+	      <entry>Seconds count, 0 ... 59. This is a binary, not BCD number.</entry>
+	    </row>
+	    <row>
+	      <entry>__u8</entry>
+	      <entry><structfield>minutes</structfield></entry>
+	      <entry>Minutes count, 0 ... 59. This is a binary, not BCD number.</entry>
+	    </row>
+	    <row>
+	      <entry>__u8</entry>
+	      <entry><structfield>hours</structfield></entry>
+	      <entry>Hours count, 0 ... 29. This is a binary, not BCD number.</entry>
+	    </row>
+	    <row>
+	      <entry>__u8</entry>
+	      <entry><structfield>userbits</structfield>[4]</entry>
+	      <entry>The "user group" bits from the timecode.</entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+
+      <table frame="none" pgwide="1" id="timecode-type">
+	<title>Timecode Types</title>
+	<tgroup cols="3">
+	&cs-def;
+	  <tbody valign="top">
+	    <row>
+	      <entry><constant>V4L2_TC_TYPE_24FPS</constant></entry>
+	      <entry>1</entry>
+	      <entry>24 frames per second, i.&nbsp;e. film.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_TYPE_25FPS</constant></entry>
+	      <entry>2</entry>
+	      <entry>25 frames per second, &ie; PAL or SECAM video.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_TYPE_30FPS</constant></entry>
+	      <entry>3</entry>
+	      <entry>30 frames per second, &ie; NTSC video.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_TYPE_50FPS</constant></entry>
+	      <entry>4</entry>
+	      <entry></entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_TYPE_60FPS</constant></entry>
+	      <entry>5</entry>
+	      <entry></entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+
+      <table frame="none" pgwide="1" id="timecode-flags">
+	<title>Timecode Flags</title>
+	<tgroup cols="3">
+	&cs-def;
+	  <tbody valign="top">
+	    <row>
+	      <entry><constant>V4L2_TC_FLAG_DROPFRAME</constant></entry>
+	      <entry>0x0001</entry>
+	      <entry>Indicates "drop frame" semantics for counting frames
+in 29.97 fps material. When set, frame numbers 0 and 1 at the start of
+each minute, except minutes 0, 10, 20, 30, 40, 50 are omitted from the
+count.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_FLAG_COLORFRAME</constant></entry>
+	      <entry>0x0002</entry>
+	      <entry>The "color frame" flag.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_USERBITS_field</constant></entry>
+	      <entry>0x000C</entry>
+	      <entry>Field mask for the "binary group flags".</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_USERBITS_USERDEFINED</constant></entry>
+	      <entry>0x0000</entry>
+	      <entry>Unspecified format.</entry>
+	    </row>
+	    <row>
+	      <entry><constant>V4L2_TC_USERBITS_8BITCHARS</constant></entry>
+	      <entry>0x0008</entry>
+	      <entry>8-bit ISO characters.</entry>
+	    </row>
+	  </tbody>
+	</tgroup>
+      </table>
+    </section>
+  </section>
+
+  <section id="field-order">
+    <title>Field Order</title>
+
+    <para>We have to distinguish between progressive and interlaced
+video. Progressive video transmits all lines of a video image
+sequentially. Interlaced video divides an image into two fields,
+containing only the odd and even lines of the image, respectively.
+Alternating the so called odd and even field are transmitted, and due
+to a small delay between fields a cathode ray TV displays the lines
+interleaved, yielding the original frame. This curious technique was
+invented because at refresh rates similar to film the image would
+fade out too quickly. Transmitting fields reduces the flicker without
+the necessity of doubling the frame rate and with it the bandwidth
+required for each channel.</para>
+
+    <para>It is important to understand a video camera does not expose
+one frame at a time, merely transmitting the frames separated into
+fields. The fields are in fact captured at two different instances in
+time. An object on screen may well move between one field and the
+next. For applications analysing motion it is of paramount importance
+to recognize which field of a frame is older, the <emphasis>temporal
+order</emphasis>.</para>
+
+    <para>When the driver provides or accepts images field by field
+rather than interleaved, it is also important applications understand
+how the fields combine to frames. We distinguish between top and
+bottom fields, the <emphasis>spatial order</emphasis>: The first line
+of the top field is the first line of an interlaced frame, the first
+line of the bottom field is the second line of that frame.</para>
+
+    <para>However because fields were captured one after the other,
+arguing whether a frame commences with the top or bottom field is
+pointless. Any two successive top and bottom, or bottom and top fields
+yield a valid frame. Only when the source was progressive to begin
+with, &eg; when transferring film to video, two fields may come from
+the same frame, creating a natural order.</para>
+
+    <para>Counter to intuition the top field is not necessarily the
+older field. Whether the older field contains the top or bottom lines
+is a convention determined by the video standard. Hence the
+distinction between temporal and spatial order of fields. The diagrams
+below should make this clearer.</para>
+
+    <para>All video capture and output devices must report the current
+field order. Some drivers may permit the selection of a different
+order, to this end applications initialize the
+<structfield>field</structfield> field of &v4l2-pix-format; before
+calling the &VIDIOC-S-FMT; ioctl. If this is not desired it should
+have the value <constant>V4L2_FIELD_ANY</constant> (0).</para>
+
+    <table frame="none" pgwide="1" id="v4l2-field">
+      <title>enum v4l2_field</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FIELD_ANY</constant></entry>
+	    <entry>0</entry>
+	    <entry>Applications request this field order when any
+one of the <constant>V4L2_FIELD_NONE</constant>,
+<constant>V4L2_FIELD_TOP</constant>,
+<constant>V4L2_FIELD_BOTTOM</constant>, or
+<constant>V4L2_FIELD_INTERLACED</constant> formats is acceptable.
+Drivers choose depending on hardware capabilities or e.&nbsp;g. the
+requested image size, and return the actual field order. &v4l2-buffer;
+<structfield>field</structfield> can never be
+<constant>V4L2_FIELD_ANY</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_NONE</constant></entry>
+	    <entry>1</entry>
+	    <entry>Images are in progressive format, not interlaced.
+The driver may also indicate this order when it cannot distinguish
+between <constant>V4L2_FIELD_TOP</constant> and
+<constant>V4L2_FIELD_BOTTOM</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_TOP</constant></entry>
+	    <entry>2</entry>
+	    <entry>Images consist of the top field only.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_BOTTOM</constant></entry>
+	    <entry>3</entry>
+	    <entry>Images consist of the bottom field only.
+Applications may wish to prevent a device from capturing interlaced
+images because they will have "comb" or "feathering" artefacts around
+moving objects.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_INTERLACED</constant></entry>
+	    <entry>4</entry>
+	    <entry>Images contain both fields, interleaved line by
+line. The temporal order of the fields (whether the top or bottom
+field is first transmitted) depends on the current video standard.
+M/NTSC transmits the bottom field first, all other standards the top
+field first.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_SEQ_TB</constant></entry>
+	    <entry>5</entry>
+	    <entry>Images contain both fields, the top field lines
+are stored first in memory, immediately followed by the bottom field
+lines. Fields are always stored in temporal order, the older one first
+in memory. Image sizes refer to the frame, not fields.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_SEQ_BT</constant></entry>
+	    <entry>6</entry>
+	    <entry>Images contain both fields, the bottom field
+lines are stored first in memory, immediately followed by the top
+field lines. Fields are always stored in temporal order, the older one
+first in memory. Image sizes refer to the frame, not fields.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_ALTERNATE</constant></entry>
+	    <entry>7</entry>
+	    <entry>The two fields of a frame are passed in separate
+buffers, in temporal order, &ie; the older one first. To indicate the field
+parity (whether the current field is a top or bottom field) the driver
+or application, depending on data direction, must set &v4l2-buffer;
+<structfield>field</structfield> to
+<constant>V4L2_FIELD_TOP</constant> or
+<constant>V4L2_FIELD_BOTTOM</constant>. Any two successive fields pair
+to build a frame. If fields are successive, without any dropped fields
+between them (fields can drop individually), can be determined from
+the &v4l2-buffer; <structfield>sequence</structfield> field. Image
+sizes refer to the frame, not fields. This format cannot be selected
+when using the read/write I/O method.<!-- Where it's indistinguishable
+from V4L2_FIELD_SEQ_*. --></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_INTERLACED_TB</constant></entry>
+	    <entry>8</entry>
+	    <entry>Images contain both fields, interleaved line by
+line, top field first. The top field is transmitted first.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FIELD_INTERLACED_BT</constant></entry>
+	    <entry>9</entry>
+	    <entry>Images contain both fields, interleaved line by
+line, top field first. The bottom field is transmitted first.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <figure id="fieldseq-tb">
+	<title>Field Order, Top Field First Transmitted</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="fieldseq_tb.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="fieldseq_tb.gif" format="GIF" />
+	  </imageobject>
+	</mediaobject>
+    </figure>
+
+    <figure id="fieldseq-bt">
+	<title>Field Order, Bottom Field First Transmitted</title>
+	<mediaobject>
+	  <imageobject>
+	    <imagedata fileref="fieldseq_bt.pdf" format="PS" />
+	  </imageobject>
+	  <imageobject>
+	    <imagedata fileref="fieldseq_bt.gif" format="GIF" />
+	  </imageobject>
+	</mediaobject>
+    </figure>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/keytable.c.xml b/Documentation/DocBook/v4l/keytable.c.xml
new file mode 100644
index 000000000000..d53254a3be15
--- /dev/null
+++ b/Documentation/DocBook/v4l/keytable.c.xml
@@ -0,0 +1,172 @@
+<programlisting>
+/* keytable.c - This program allows checking/replacing keys at IR
+
+   Copyright (C) 2006-2009 Mauro Carvalho Chehab &lt;mchehab@infradead.org&gt;
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation, version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+ */
+
+#include &lt;ctype.h&gt;
+#include &lt;errno.h&gt;
+#include &lt;fcntl.h&gt;
+#include &lt;stdio.h&gt;
+#include &lt;stdlib.h&gt;
+#include &lt;string.h&gt;
+#include &lt;linux/input.h&gt;
+#include &lt;sys/ioctl.h&gt;
+
+#include "parse.h"
+
+void prtcode (int *codes)
+{
+        struct parse_key *p;
+
+        for (p=keynames;p-&gt;name!=NULL;p++) {
+                if (p-&gt;value == (unsigned)codes[1]) {
+                        printf("scancode 0x%04x = %s (0x%02x)\n", codes[0], p-&gt;name, codes[1]);
+                        return;
+                }
+        }
+
+        if (isprint (codes[1]))
+                printf("scancode %d = '%c' (0x%02x)\n", codes[0], codes[1], codes[1]);
+        else
+                printf("scancode %d = 0x%02x\n", codes[0], codes[1]);
+}
+
+int parse_code(char *string)
+{
+        struct parse_key *p;
+
+        for (p=keynames;p-&gt;name!=NULL;p++) {
+                if (!strcasecmp(p-&gt;name, string)) {
+                        return p-&gt;value;
+                }
+        }
+        return -1;
+}
+
+int main (int argc, char *argv[])
+{
+        int fd;
+        unsigned int i, j;
+        int codes[2];
+
+        if (argc&lt;2 || argc&gt;4) {
+                printf ("usage: %s &lt;device&gt; to get table; or\n"
+                        "       %s &lt;device&gt; &lt;scancode&gt; &lt;keycode&gt;\n"
+                        "       %s &lt;device&gt; &lt;keycode_file&gt;\n",*argv,*argv,*argv);
+                return -1;
+        }
+
+        if ((fd = open(argv[1], O_RDONLY)) &lt; 0) {
+                perror("Couldn't open input device");
+                return(-1);
+        }
+
+        if (argc==4) {
+                int value;
+
+                value=parse_code(argv[3]);
+
+                if (value==-1) {
+                        value = strtol(argv[3], NULL, 0);
+                        if (errno)
+                                perror("value");
+                }
+
+                codes [0] = (unsigned) strtol(argv[2], NULL, 0);
+                codes [1] = (unsigned) value;
+
+                if(ioctl(fd, EVIOCSKEYCODE, codes))
+                        perror ("EVIOCSKEYCODE");
+
+                if(ioctl(fd, EVIOCGKEYCODE, codes)==0)
+                        prtcode(codes);
+                return 0;
+        }
+
+        if (argc==3) {
+                FILE *fin;
+                int value;
+                char *scancode, *keycode, s[2048];
+
+                fin=fopen(argv[2],"r");
+                if (fin==NULL) {
+                        perror ("opening keycode file");
+                        return -1;
+                }
+
+                /* Clears old table */
+                for (j = 0; j &lt; 256; j++) {
+                        for (i = 0; i &lt; 256; i++) {
+                                codes[0] = (j &lt;&lt; 8) | i;
+                                codes[1] = KEY_RESERVED;
+                                ioctl(fd, EVIOCSKEYCODE, codes);
+                        }
+                }
+
+                while (fgets(s,sizeof(s),fin)) {
+                        scancode=strtok(s,"\n\t =:");
+                        if (!scancode) {
+                                perror ("parsing input file scancode");
+                                return -1;
+                        }
+                        if (!strcasecmp(scancode, "scancode")) {
+                                scancode = strtok(NULL,"\n\t =:");
+                                if (!scancode) {
+                                        perror ("parsing input file scancode");
+                                        return -1;
+                                }
+                        }
+
+                        keycode=strtok(NULL,"\n\t =:(");
+                        if (!keycode) {
+                                perror ("parsing input file keycode");
+                                return -1;
+                        }
+
+                        // printf ("parsing %s=%s:", scancode, keycode);
+                        value=parse_code(keycode);
+                        // printf ("\tvalue=%d\n",value);
+
+                        if (value==-1) {
+                                value = strtol(keycode, NULL, 0);
+                                if (errno)
+                                        perror("value");
+                        }
+
+                        codes [0] = (unsigned) strtol(scancode, NULL, 0);
+                        codes [1] = (unsigned) value;
+
+                        // printf("\t%04x=%04x\n",codes[0], codes[1]);
+                        if(ioctl(fd, EVIOCSKEYCODE, codes)) {
+                                fprintf(stderr, "Setting scancode 0x%04x with 0x%04x via ",codes[0], codes[1]);
+                                perror ("EVIOCSKEYCODE");
+                        }
+
+                        if(ioctl(fd, EVIOCGKEYCODE, codes)==0)
+                                prtcode(codes);
+                }
+                return 0;
+        }
+
+        /* Get scancode table */
+        for (j = 0; j &lt; 256; j++) {
+                for (i = 0; i &lt; 256; i++) {
+                        codes[0] = (j &lt;&lt; 8) | i;
+                        if (!ioctl(fd, EVIOCGKEYCODE, codes) &amp;&amp; codes[1] != KEY_RESERVED)
+                                prtcode(codes);
+                }
+        }
+        return 0;
+}
+
+</programlisting>
diff --git a/Documentation/DocBook/v4l/libv4l.xml b/Documentation/DocBook/v4l/libv4l.xml
new file mode 100644
index 000000000000..c14fc3db2a81
--- /dev/null
+++ b/Documentation/DocBook/v4l/libv4l.xml
@@ -0,0 +1,167 @@
+<title>Libv4l Userspace Library</title>
+<section id="libv4l-introduction">
+	<title>Introduction</title>
+
+	<para>libv4l is a collection of libraries which adds a thin abstraction
+layer on top of video4linux2 devices. The purpose of this (thin) layer
+is to make it easy for application writers to support a wide variety of
+devices without having to write separate code for different devices in the
+same class.</para>
+<para>An example of using libv4l is provided by
+<link linkend='v4l2grab-example'>v4l2grab</link>.
+</para>
+
+	<para>libv4l consists of 3 different libraries:</para>
+	<section>
+		<title>libv4lconvert</title>
+
+		<para>libv4lconvert is a library that converts several
+different pixelformats found in V4L2 drivers into a few common RGB and
+YUY formats.</para>
+		<para>It currently accepts the following V4L2 driver formats:
+<link linkend="V4L2-PIX-FMT-BGR24"><constant>V4L2_PIX_FMT_BGR24</constant></link>,
+<link linkend="V4L2-PIX-FMT-HM12"><constant>V4L2_PIX_FMT_HM12</constant></link>,
+<link linkend="V4L2-PIX-FMT-JPEG"><constant>V4L2_PIX_FMT_JPEG</constant></link>,
+<link linkend="V4L2-PIX-FMT-MJPEG"><constant>V4L2_PIX_FMT_MJPEG</constant></link>,
+<link linkend="V4L2-PIX-FMT-MR97310A"><constant>V4L2_PIX_FMT_MR97310A</constant></link>,
+<link linkend="V4L2-PIX-FMT-OV511"><constant>V4L2_PIX_FMT_OV511</constant></link>,
+<link linkend="V4L2-PIX-FMT-OV518"><constant>V4L2_PIX_FMT_OV518</constant></link>,
+<link linkend="V4L2-PIX-FMT-PAC207"><constant>V4L2_PIX_FMT_PAC207</constant></link>,
+<link linkend="V4L2-PIX-FMT-PJPG"><constant>V4L2_PIX_FMT_PJPG</constant></link>,
+<link linkend="V4L2-PIX-FMT-RGB24"><constant>V4L2_PIX_FMT_RGB24</constant></link>,
+<link linkend="V4L2-PIX-FMT-SBGGR8"><constant>V4L2_PIX_FMT_SBGGR8</constant></link>,
+<link linkend="V4L2-PIX-FMT-SGBRG8"><constant>V4L2_PIX_FMT_SGBRG8</constant></link>,
+<link linkend="V4L2-PIX-FMT-SGRBG8"><constant>V4L2_PIX_FMT_SGRBG8</constant></link>,
+<link linkend="V4L2-PIX-FMT-SN9C10X"><constant>V4L2_PIX_FMT_SN9C10X</constant></link>,
+<link linkend="V4L2-PIX-FMT-SN9C20X-I420"><constant>V4L2_PIX_FMT_SN9C20X_I420</constant></link>,
+<link linkend="V4L2-PIX-FMT-SPCA501"><constant>V4L2_PIX_FMT_SPCA501</constant></link>,
+<link linkend="V4L2-PIX-FMT-SPCA505"><constant>V4L2_PIX_FMT_SPCA505</constant></link>,
+<link linkend="V4L2-PIX-FMT-SPCA508"><constant>V4L2_PIX_FMT_SPCA508</constant></link>,
+<link linkend="V4L2-PIX-FMT-SPCA561"><constant>V4L2_PIX_FMT_SPCA561</constant></link>,
+<link linkend="V4L2-PIX-FMT-SQ905C"><constant>V4L2_PIX_FMT_SQ905C</constant></link>,
+<constant>V4L2_PIX_FMT_SRGGB8</constant>,
+<link linkend="V4L2-PIX-FMT-UYVY"><constant>V4L2_PIX_FMT_UYVY</constant></link>,
+<link linkend="V4L2-PIX-FMT-YUV420"><constant>V4L2_PIX_FMT_YUV420</constant></link>,
+<link linkend="V4L2-PIX-FMT-YUYV"><constant>V4L2_PIX_FMT_YUYV</constant></link>,
+<link linkend="V4L2-PIX-FMT-YVU420"><constant>V4L2_PIX_FMT_YVU420</constant></link>,
+and <link linkend="V4L2-PIX-FMT-YVYU"><constant>V4L2_PIX_FMT_YVYU</constant></link>.
+</para>
+		<para>Later on libv4lconvert was expanded to also be able to do
+various	video processing functions to improve webcam video quality.
+The video processing is split in to 2 parts: libv4lconvert/control and
+libv4lconvert/processing.</para>
+
+		<para>The control part is used to offer video controls which can
+be used	to control the video processing functions made available by
+	libv4lconvert/processing. These controls are stored application wide
+(until reboot) by using a persistent shared memory object.</para>
+
+		<para>libv4lconvert/processing offers the actual video
+processing functionality.</para>
+	</section>
+	<section>
+		<title>libv4l1</title>
+		<para>This library offers functions that can be used to quickly
+make v4l1 applications work with v4l2 devices. These functions work exactly
+like the normal open/close/etc, except that libv4l1 does full emulation of
+the v4l1 api on top of v4l2 drivers, in case of v4l1 drivers it
+will just pass calls through.</para>
+		<para>Since those functions are emulations of the old V4L1 API,
+it shouldn't be used for new applications.</para>
+	</section>
+	<section>
+		<title>libv4l2</title>
+		<para>This library should be used for all modern V4L2
+applications.</para>
+		<para>It provides handles to call V4L2 open/ioctl/close/poll
+methods. Instead of just providing the raw output of the device, it enhances
+the calls in the sense that it will use libv4lconvert to provide more video
+formats and to enhance the image quality.</para>
+		<para>In most cases, libv4l2 just passes the calls directly
+through to the v4l2 driver, intercepting the calls to
+<link linkend='vidioc-g-fmt'><constant>VIDIOC_TRY_FMT</constant></link>,
+<link linkend='vidioc-g-fmt'><constant>VIDIOC_G_FMT</constant></link>
+<link linkend='vidioc-g-fmt'><constant>VIDIOC_S_FMT</constant></link>
+<link linkend='vidioc-enum-framesizes'><constant>VIDIOC_ENUM_FRAMESIZES</constant></link>
+and <link linkend='vidioc-enum-frameintervals'><constant>VIDIOC_ENUM_FRAMEINTERVALS</constant></link>
+in order to emulate the formats
+<link linkend="V4L2-PIX-FMT-BGR24"><constant>V4L2_PIX_FMT_BGR24</constant></link>,
+<link linkend="V4L2-PIX-FMT-RGB24"><constant>V4L2_PIX_FMT_RGB24</constant></link>,
+<link linkend="V4L2-PIX-FMT-YUV420"><constant>V4L2_PIX_FMT_YUV420</constant></link>,
+and <link linkend="V4L2-PIX-FMT-YVU420"><constant>V4L2_PIX_FMT_YVU420</constant></link>,
+if they aren't available in the driver.
+<link linkend='vidioc-enum-fmt'><constant>VIDIOC_ENUM_FMT</constant></link>
+keeps enumerating the hardware supported formats, plus the emulated formats
+offered by libv4l at the end.
+</para>
+		<section id="libv4l-ops">
+			<title>Libv4l device control functions</title>
+			<para>The common file operation methods are provided by
+libv4l.</para>
+			<para>Those functions operate just like glibc
+open/close/dup/ioctl/read/mmap/munmap:</para>
+<itemizedlist><listitem>
+			<para>int v4l2_open(const char *file, int oflag,
+...) -
+operates like the standard <link linkend='func-open'>open()</link> function.
+</para></listitem><listitem>
+			<para>int v4l2_close(int fd) -
+operates like the standard <link linkend='func-close'>close()</link> function.
+</para></listitem><listitem>
+			<para>int v4l2_dup(int fd) -
+operates like the standard dup() function, duplicating a file handler.
+</para></listitem><listitem>
+			<para>int v4l2_ioctl (int fd, unsigned long int request, ...) -
+operates like the standard <link linkend='func-ioctl'>ioctl()</link> function.
+</para></listitem><listitem>
+			<para>int v4l2_read (int fd, void* buffer, size_t n) -
+operates like the standard <link linkend='func-read'>read()</link> function.
+</para></listitem><listitem>
+			<para>void v4l2_mmap(void *start, size_t length, int prot, int flags, int fd, int64_t offset); -
+operates like the standard <link linkend='func-mmap'>mmap()</link> function.
+</para></listitem><listitem>
+			<para>int v4l2_munmap(void *_start, size_t length); -
+operates like the standard <link linkend='func-munmap'>munmap()</link> function.
+</para></listitem>
+</itemizedlist>
+			<para>Those functions provide additional control:</para>
+<itemizedlist><listitem>
+			<para>int v4l2_fd_open(int fd, int v4l2_flags) -
+opens an already opened fd for further use through v4l2lib and possibly
+modify libv4l2's default behavior through the v4l2_flags argument.
+Currently, v4l2_flags can be <constant>V4L2_DISABLE_CONVERSION</constant>,
+to disable format conversion.
+</para></listitem><listitem>
+			<para>int v4l2_set_control(int fd, int cid, int value) -
+This function takes a value of 0 - 65535, and then scales that range to
+the actual range of the given v4l control id, and then if the cid exists
+and is not locked sets the cid to the scaled value.
+</para></listitem><listitem>
+			<para>int v4l2_get_control(int fd, int cid) -
+This function returns a value of 0 - 65535, scaled to from the actual range
+of the given v4l control id. when the cid does not exist, could not be
+accessed for some reason, or some error occured 0 is returned.
+</para></listitem>
+</itemizedlist>
+		</section>
+	</section>
+	<section>
+
+		<title>v4l1compat.so wrapper library</title>
+
+		<para>This library intercepts calls to
+open/close/ioctl/mmap/mmunmap operations and redirects them to the libv4l
+counterparts, by using LD_PRELOAD=/usr/lib/v4l1compat.so. It also
+emulates V4L1 calls via V4L2 API.</para>
+		<para>It allows usage of binary legacy applications that
+still don't use libv4l.</para>
+	</section>
+
+</section>
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/pixfmt-grey.xml b/Documentation/DocBook/v4l/pixfmt-grey.xml
new file mode 100644
index 000000000000..3b72bc6b2de7
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-grey.xml
@@ -0,0 +1,70 @@
+    <refentry id="V4L2-PIX-FMT-GREY">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_GREY ('GREY')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_GREY</constant></refname>
+	<refpurpose>Grey-scale image</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This is a grey-scale image. It is really a degenerate
+Y'CbCr format which simply contains no Cb or Cr data.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_GREY</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-nv12.xml b/Documentation/DocBook/v4l/pixfmt-nv12.xml
new file mode 100644
index 000000000000..873f67035181
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-nv12.xml
@@ -0,0 +1,151 @@
+    <refentry>
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_NV12 ('NV12'), V4L2_PIX_FMT_NV21 ('NV21')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname id="V4L2-PIX-FMT-NV12"><constant>V4L2_PIX_FMT_NV12</constant></refname>
+	<refname id="V4L2-PIX-FMT-NV21"><constant>V4L2_PIX_FMT_NV21</constant></refname>
+	<refpurpose>Formats with &frac12; horizontal and vertical
+chroma resolution, also known as YUV 4:2:0. One luminance and one
+chrominance plane with alternating chroma samples as opposed to
+<constant>V4L2_PIX_FMT_YVU420</constant></refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>These are two-plane versions of the YUV 4:2:0 format.
+The three components are separated into two sub-images or planes. The
+Y plane is first. The Y plane has one byte per pixel. For
+<constant>V4L2_PIX_FMT_NV12</constant>, a combined CbCr plane
+immediately follows the Y plane in memory.  The CbCr plane is the same
+width, in bytes, as the Y plane (and of the image), but is half as
+tall in pixels. Each CbCr pair belongs to four pixels. For example,
+Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to
+Y'<subscript>00</subscript>, Y'<subscript>01</subscript>,
+Y'<subscript>10</subscript>, Y'<subscript>11</subscript>.
+<constant>V4L2_PIX_FMT_NV21</constant> is the same except the Cb and
+Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the
+CbCr plane has as many pad bytes after its rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_NV12</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;20:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-nv16.xml b/Documentation/DocBook/v4l/pixfmt-nv16.xml
new file mode 100644
index 000000000000..26094035fc04
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-nv16.xml
@@ -0,0 +1,174 @@
+    <refentry>
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_NV16 ('NV16'), V4L2_PIX_FMT_NV61 ('NV61')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname id="V4L2-PIX-FMT-NV16"><constant>V4L2_PIX_FMT_NV16</constant></refname>
+	<refname id="V4L2-PIX-FMT-NV61"><constant>V4L2_PIX_FMT_NV61</constant></refname>
+	<refpurpose>Formats with &frac12; horizontal
+chroma resolution, also known as YUV 4:2:2. One luminance and one
+chrominance plane with alternating chroma samples as opposed to
+<constant>V4L2_PIX_FMT_YVU420</constant></refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>These are two-plane versions of the YUV 4:2:2 format.
+The three components are separated into two sub-images or planes. The
+Y plane is first. The Y plane has one byte per pixel. For
+<constant>V4L2_PIX_FMT_NV16</constant>, a combined CbCr plane
+immediately follows the Y plane in memory.  The CbCr plane is the same
+width and height, in bytes, as the Y plane (and of the image).
+Each CbCr pair belongs to two pixels. For example,
+Cb<subscript>0</subscript>/Cr<subscript>0</subscript> belongs to
+Y'<subscript>00</subscript>, Y'<subscript>01</subscript>.
+<constant>V4L2_PIX_FMT_NV61</constant> is the same except the Cb and
+Cr bytes are swapped, the CrCb plane starts with a Cr byte.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the
+CbCr plane has as many pad bytes after its rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_NV16</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;20:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;28:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-packed-rgb.xml b/Documentation/DocBook/v4l/pixfmt-packed-rgb.xml
new file mode 100644
index 000000000000..d2dd697a81d8
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-packed-rgb.xml
@@ -0,0 +1,862 @@
+<refentry id="packed-rgb">
+  <refmeta>
+    <refentrytitle>Packed RGB formats</refentrytitle>
+    &manvol;
+  </refmeta>
+  <refnamediv>
+    <refname>Packed RGB formats</refname>
+    <refpurpose>Packed RGB formats</refpurpose>
+  </refnamediv>
+  <refsect1>
+    <title>Description</title>
+
+    <para>These formats are designed to match the pixel formats of
+typical PC graphics frame buffers. They occupy 8, 16, 24 or 32 bits
+per pixel. These are all packed-pixel formats, meaning all the data
+for a pixel lie next to each other in memory.</para>
+
+    <para>When one of these formats is used, drivers shall report the
+colorspace <constant>V4L2_COLORSPACE_SRGB</constant>.</para>
+
+    <table pgwide="1" frame="none" id="rgb-formats">
+      <title>Packed RGB Image Formats</title>
+      <tgroup cols="37" align="center">
+	<colspec colname="id" align="left" />
+	<colspec colname="fourcc" />
+	<colspec colname="bit" />
+
+	<colspec colnum="4" colname="b07" align="center" />
+	<colspec colnum="5" colname="b06" align="center" />
+	<colspec colnum="6" colname="b05" align="center" />
+	<colspec colnum="7" colname="b04" align="center" />
+	<colspec colnum="8" colname="b03" align="center" />
+	<colspec colnum="9" colname="b02" align="center" />
+	<colspec colnum="10" colname="b01" align="center" />
+	<colspec colnum="11" colname="b00" align="center" />
+
+	<colspec colnum="13" colname="b17" align="center" />
+	<colspec colnum="14" colname="b16" align="center" />
+	<colspec colnum="15" colname="b15" align="center" />
+	<colspec colnum="16" colname="b14" align="center" />
+	<colspec colnum="17" colname="b13" align="center" />
+	<colspec colnum="18" colname="b12" align="center" />
+	<colspec colnum="19" colname="b11" align="center" />
+	<colspec colnum="20" colname="b10" align="center" />
+
+	<colspec colnum="22" colname="b27" align="center" />
+	<colspec colnum="23" colname="b26" align="center" />
+	<colspec colnum="24" colname="b25" align="center" />
+	<colspec colnum="25" colname="b24" align="center" />
+	<colspec colnum="26" colname="b23" align="center" />
+	<colspec colnum="27" colname="b22" align="center" />
+	<colspec colnum="28" colname="b21" align="center" />
+	<colspec colnum="29" colname="b20" align="center" />
+
+	<colspec colnum="31" colname="b37" align="center" />
+	<colspec colnum="32" colname="b36" align="center" />
+	<colspec colnum="33" colname="b35" align="center" />
+	<colspec colnum="34" colname="b34" align="center" />
+	<colspec colnum="35" colname="b33" align="center" />
+	<colspec colnum="36" colname="b32" align="center" />
+	<colspec colnum="37" colname="b31" align="center" />
+	<colspec colnum="38" colname="b30" align="center" />
+
+	<spanspec namest="b07" nameend="b00" spanname="b0" />
+	<spanspec namest="b17" nameend="b10" spanname="b1" />
+	<spanspec namest="b27" nameend="b20" spanname="b2" />
+	<spanspec namest="b37" nameend="b30" spanname="b3" />
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>&nbsp;</entry>
+	    <entry spanname="b0">Byte&nbsp;0 in memory</entry>
+	    <entry spanname="b1">Byte&nbsp;1</entry>
+	    <entry spanname="b2">Byte&nbsp;2</entry>
+	    <entry spanname="b3">Byte&nbsp;3</entry>
+	  </row>
+	  <row>
+	    <entry>&nbsp;</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>Bit</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row id="V4L2-PIX-FMT-RGB332">
+	    <entry><constant>V4L2_PIX_FMT_RGB332</constant></entry>
+	    <entry>'RGB1'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB444">
+	    <entry><constant>V4L2_PIX_FMT_RGB444</constant></entry>
+	    <entry>'R444'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB555">
+	    <entry><constant>V4L2_PIX_FMT_RGB555</constant></entry>
+	    <entry>'RGBO'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a</entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB565">
+	    <entry><constant>V4L2_PIX_FMT_RGB565</constant></entry>
+	    <entry>'RGBP'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB555X">
+	    <entry><constant>V4L2_PIX_FMT_RGB555X</constant></entry>
+	    <entry>'RGBQ'</entry>
+	    <entry></entry>
+	    <entry>a</entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB565X">
+	    <entry><constant>V4L2_PIX_FMT_RGB565X</constant></entry>
+	    <entry>'RGBR'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-BGR24">
+	    <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
+	    <entry>'BGR3'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB24">
+	    <entry><constant>V4L2_PIX_FMT_RGB24</constant></entry>
+	    <entry>'RGB3'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-BGR32">
+	    <entry><constant>V4L2_PIX_FMT_BGR32</constant></entry>
+	    <entry>'BGR4'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>7</subscript></entry>
+	    <entry>a<subscript>6</subscript></entry>
+	    <entry>a<subscript>5</subscript></entry>
+	    <entry>a<subscript>4</subscript></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-RGB32">
+	    <entry><constant>V4L2_PIX_FMT_RGB32</constant></entry>
+	    <entry>'RGB4'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>7</subscript></entry>
+	    <entry>a<subscript>6</subscript></entry>
+	    <entry>a<subscript>5</subscript></entry>
+	    <entry>a<subscript>4</subscript></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>Bit 7 is the most significant bit. The value of a = alpha
+bits is undefined when reading from the driver, ignored when writing
+to the driver, except when alpha blending has been negotiated for a
+<link linkend="overlay">Video Overlay</link> or <link
+linkend="osd">Video Output Overlay</link>.</para>
+
+    <example>
+      <title><constant>V4L2_PIX_FMT_BGR24</constant> 4 &times; 4 pixel
+image</title>
+
+      <formalpara>
+	<title>Byte Order.</title>
+	<para>Each cell is one byte.
+	      <informaltable frame="none">
+	    <tgroup cols="13" align="center">
+	      <colspec align="left" colwidth="2*" />
+	      <tbody valign="top">
+		<row>
+		  <entry>start&nbsp;+&nbsp;0:</entry>
+		  <entry>B<subscript>00</subscript></entry>
+		  <entry>G<subscript>00</subscript></entry>
+		  <entry>R<subscript>00</subscript></entry>
+		  <entry>B<subscript>01</subscript></entry>
+		  <entry>G<subscript>01</subscript></entry>
+		  <entry>R<subscript>01</subscript></entry>
+		  <entry>B<subscript>02</subscript></entry>
+		  <entry>G<subscript>02</subscript></entry>
+		  <entry>R<subscript>02</subscript></entry>
+		  <entry>B<subscript>03</subscript></entry>
+		  <entry>G<subscript>03</subscript></entry>
+		  <entry>R<subscript>03</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;12:</entry>
+		  <entry>B<subscript>10</subscript></entry>
+		  <entry>G<subscript>10</subscript></entry>
+		  <entry>R<subscript>10</subscript></entry>
+		  <entry>B<subscript>11</subscript></entry>
+		  <entry>G<subscript>11</subscript></entry>
+		  <entry>R<subscript>11</subscript></entry>
+		  <entry>B<subscript>12</subscript></entry>
+		  <entry>G<subscript>12</subscript></entry>
+		  <entry>R<subscript>12</subscript></entry>
+		  <entry>B<subscript>13</subscript></entry>
+		  <entry>G<subscript>13</subscript></entry>
+		  <entry>R<subscript>13</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;24:</entry>
+		  <entry>B<subscript>20</subscript></entry>
+		  <entry>G<subscript>20</subscript></entry>
+		  <entry>R<subscript>20</subscript></entry>
+		  <entry>B<subscript>21</subscript></entry>
+		  <entry>G<subscript>21</subscript></entry>
+		  <entry>R<subscript>21</subscript></entry>
+		  <entry>B<subscript>22</subscript></entry>
+		  <entry>G<subscript>22</subscript></entry>
+		  <entry>R<subscript>22</subscript></entry>
+		  <entry>B<subscript>23</subscript></entry>
+		  <entry>G<subscript>23</subscript></entry>
+		  <entry>R<subscript>23</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;36:</entry>
+		  <entry>B<subscript>30</subscript></entry>
+		  <entry>G<subscript>30</subscript></entry>
+		  <entry>R<subscript>30</subscript></entry>
+		  <entry>B<subscript>31</subscript></entry>
+		  <entry>G<subscript>31</subscript></entry>
+		  <entry>R<subscript>31</subscript></entry>
+		  <entry>B<subscript>32</subscript></entry>
+		  <entry>G<subscript>32</subscript></entry>
+		  <entry>R<subscript>32</subscript></entry>
+		  <entry>B<subscript>33</subscript></entry>
+		  <entry>G<subscript>33</subscript></entry>
+		  <entry>R<subscript>33</subscript></entry>
+		</row>
+	      </tbody>
+	    </tgroup>
+	      </informaltable>
+	    </para>
+      </formalpara>
+    </example>
+
+    <important>
+      <para>Drivers may interpret these formats differently.</para>
+    </important>
+
+    <para>Some RGB formats above are uncommon and were probably
+defined in error. Drivers may interpret them as in <xref
+	linkend="rgb-formats-corrected" />.</para>
+
+    <table pgwide="1" frame="none" id="rgb-formats-corrected">
+      <title>Packed RGB Image Formats (corrected)</title>
+      <tgroup cols="37" align="center">
+	<colspec colname="id" align="left" />
+	<colspec colname="fourcc" />
+	<colspec colname="bit" />
+
+	<colspec colnum="4" colname="b07" align="center" />
+	<colspec colnum="5" colname="b06" align="center" />
+	<colspec colnum="6" colname="b05" align="center" />
+	<colspec colnum="7" colname="b04" align="center" />
+	<colspec colnum="8" colname="b03" align="center" />
+	<colspec colnum="9" colname="b02" align="center" />
+	<colspec colnum="10" colname="b01" align="center" />
+	<colspec colnum="11" colname="b00" align="center" />
+
+	<colspec colnum="13" colname="b17" align="center" />
+	<colspec colnum="14" colname="b16" align="center" />
+	<colspec colnum="15" colname="b15" align="center" />
+	<colspec colnum="16" colname="b14" align="center" />
+	<colspec colnum="17" colname="b13" align="center" />
+	<colspec colnum="18" colname="b12" align="center" />
+	<colspec colnum="19" colname="b11" align="center" />
+	<colspec colnum="20" colname="b10" align="center" />
+
+	<colspec colnum="22" colname="b27" align="center" />
+	<colspec colnum="23" colname="b26" align="center" />
+	<colspec colnum="24" colname="b25" align="center" />
+	<colspec colnum="25" colname="b24" align="center" />
+	<colspec colnum="26" colname="b23" align="center" />
+	<colspec colnum="27" colname="b22" align="center" />
+	<colspec colnum="28" colname="b21" align="center" />
+	<colspec colnum="29" colname="b20" align="center" />
+
+	<colspec colnum="31" colname="b37" align="center" />
+	<colspec colnum="32" colname="b36" align="center" />
+	<colspec colnum="33" colname="b35" align="center" />
+	<colspec colnum="34" colname="b34" align="center" />
+	<colspec colnum="35" colname="b33" align="center" />
+	<colspec colnum="36" colname="b32" align="center" />
+	<colspec colnum="37" colname="b31" align="center" />
+	<colspec colnum="38" colname="b30" align="center" />
+
+	<spanspec namest="b07" nameend="b00" spanname="b0" />
+	<spanspec namest="b17" nameend="b10" spanname="b1" />
+	<spanspec namest="b27" nameend="b20" spanname="b2" />
+	<spanspec namest="b37" nameend="b30" spanname="b3" />
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>&nbsp;</entry>
+	    <entry spanname="b0">Byte&nbsp;0 in memory</entry>
+	    <entry spanname="b1">Byte&nbsp;1</entry>
+	    <entry spanname="b2">Byte&nbsp;2</entry>
+	    <entry spanname="b3">Byte&nbsp;3</entry>
+	  </row>
+	  <row>
+	    <entry>&nbsp;</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>Bit</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row><!-- id="V4L2-PIX-FMT-RGB332" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB332</constant></entry>
+	    <entry>'RGB1'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB444" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB444</constant></entry>
+	    <entry>'R444'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB555" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB555</constant></entry>
+	    <entry>'RGBO'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a</entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB565" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB565</constant></entry>
+	    <entry>'RGBP'</entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB555X" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB555X</constant></entry>
+	    <entry>'RGBQ'</entry>
+	    <entry></entry>
+	    <entry>a</entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB565X" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB565X</constant></entry>
+	    <entry>'RGBR'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-BGR24" -->
+	    <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry>
+	    <entry>'BGR3'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB24" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB24</constant></entry>
+	    <entry>'RGB3'</entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-BGR32" -->
+	    <entry><constant>V4L2_PIX_FMT_BGR32</constant></entry>
+	    <entry>'BGR4'</entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>7</subscript></entry>
+	    <entry>a<subscript>6</subscript></entry>
+	    <entry>a<subscript>5</subscript></entry>
+	    <entry>a<subscript>4</subscript></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	  </row>
+	  <row><!-- id="V4L2-PIX-FMT-RGB32" -->
+	    <entry><constant>V4L2_PIX_FMT_RGB32</constant></entry>
+	    <entry>'RGB4'</entry>
+	    <entry></entry>
+	    <entry>a<subscript>7</subscript></entry>
+	    <entry>a<subscript>6</subscript></entry>
+	    <entry>a<subscript>5</subscript></entry>
+	    <entry>a<subscript>4</subscript></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>r<subscript>7</subscript></entry>
+	    <entry>r<subscript>6</subscript></entry>
+	    <entry>r<subscript>5</subscript></entry>
+	    <entry>r<subscript>4</subscript></entry>
+	    <entry>r<subscript>3</subscript></entry>
+	    <entry>r<subscript>2</subscript></entry>
+	    <entry>r<subscript>1</subscript></entry>
+	    <entry>r<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>g<subscript>7</subscript></entry>
+	    <entry>g<subscript>6</subscript></entry>
+	    <entry>g<subscript>5</subscript></entry>
+	    <entry>g<subscript>4</subscript></entry>
+	    <entry>g<subscript>3</subscript></entry>
+	    <entry>g<subscript>2</subscript></entry>
+	    <entry>g<subscript>1</subscript></entry>
+	    <entry>g<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>b<subscript>7</subscript></entry>
+	    <entry>b<subscript>6</subscript></entry>
+	    <entry>b<subscript>5</subscript></entry>
+	    <entry>b<subscript>4</subscript></entry>
+	    <entry>b<subscript>3</subscript></entry>
+	    <entry>b<subscript>2</subscript></entry>
+	    <entry>b<subscript>1</subscript></entry>
+	    <entry>b<subscript>0</subscript></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>A test utility to determine which RGB formats a driver
+actually supports is available from the LinuxTV v4l-dvb repository.
+See &v4l-dvb; for access instructions.</para>
+
+  </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-packed-yuv.xml b/Documentation/DocBook/v4l/pixfmt-packed-yuv.xml
new file mode 100644
index 000000000000..3cab5d0ca75d
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-packed-yuv.xml
@@ -0,0 +1,244 @@
+<refentry id="packed-yuv">
+  <refmeta>
+    <refentrytitle>Packed YUV formats</refentrytitle>
+    &manvol;
+  </refmeta>
+  <refnamediv>
+    <refname>Packed YUV formats</refname>
+    <refpurpose>Packed YUV formats</refpurpose>
+  </refnamediv>
+  <refsect1>
+    <title>Description</title>
+
+    <para>Similar to the packed RGB formats these formats store
+the Y, Cb and Cr component of each pixel in one 16 or 32 bit
+word.</para>
+
+    <table pgwide="1" frame="none">
+      <title>Packed YUV Image Formats</title>
+      <tgroup cols="37" align="center">
+	<colspec colname="id" align="left" />
+	<colspec colname="fourcc" />
+	<colspec colname="bit" />
+
+	<colspec colnum="4" colname="b07" align="center" />
+	<colspec colnum="5" colname="b06" align="center" />
+	<colspec colnum="6" colname="b05" align="center" />
+	<colspec colnum="7" colname="b04" align="center" />
+	<colspec colnum="8" colname="b03" align="center" />
+	<colspec colnum="9" colname="b02" align="center" />
+	<colspec colnum="10" colname="b01" align="center" />
+	<colspec colnum="11" colname="b00" align="center" />
+
+	<colspec colnum="13" colname="b17" align="center" />
+	<colspec colnum="14" colname="b16" align="center" />
+	<colspec colnum="15" colname="b15" align="center" />
+	<colspec colnum="16" colname="b14" align="center" />
+	<colspec colnum="17" colname="b13" align="center" />
+	<colspec colnum="18" colname="b12" align="center" />
+	<colspec colnum="19" colname="b11" align="center" />
+	<colspec colnum="20" colname="b10" align="center" />
+
+	<colspec colnum="22" colname="b27" align="center" />
+	<colspec colnum="23" colname="b26" align="center" />
+	<colspec colnum="24" colname="b25" align="center" />
+	<colspec colnum="25" colname="b24" align="center" />
+	<colspec colnum="26" colname="b23" align="center" />
+	<colspec colnum="27" colname="b22" align="center" />
+	<colspec colnum="28" colname="b21" align="center" />
+	<colspec colnum="29" colname="b20" align="center" />
+
+	<colspec colnum="31" colname="b37" align="center" />
+	<colspec colnum="32" colname="b36" align="center" />
+	<colspec colnum="33" colname="b35" align="center" />
+	<colspec colnum="34" colname="b34" align="center" />
+	<colspec colnum="35" colname="b33" align="center" />
+	<colspec colnum="36" colname="b32" align="center" />
+	<colspec colnum="37" colname="b31" align="center" />
+	<colspec colnum="38" colname="b30" align="center" />
+
+	<spanspec namest="b07" nameend="b00" spanname="b0" />
+	<spanspec namest="b17" nameend="b10" spanname="b1" />
+	<spanspec namest="b27" nameend="b20" spanname="b2" />
+	<spanspec namest="b37" nameend="b30" spanname="b3" />
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>&nbsp;</entry>
+	    <entry spanname="b0">Byte&nbsp;0 in memory</entry>
+	    <entry spanname="b1">Byte&nbsp;1</entry>
+	    <entry spanname="b2">Byte&nbsp;2</entry>
+	    <entry spanname="b3">Byte&nbsp;3</entry>
+	  </row>
+	  <row>
+	    <entry>&nbsp;</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>Bit</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row id="V4L2-PIX-FMT-YUV444">
+	    <entry><constant>V4L2_PIX_FMT_YUV444</constant></entry>
+	    <entry>'Y444'</entry>
+	    <entry></entry>
+	    <entry>Cb<subscript>3</subscript></entry>
+	    <entry>Cb<subscript>2</subscript></entry>
+	    <entry>Cb<subscript>1</subscript></entry>
+	    <entry>Cb<subscript>0</subscript></entry>
+	    <entry>Cr<subscript>3</subscript></entry>
+	    <entry>Cr<subscript>2</subscript></entry>
+	    <entry>Cr<subscript>1</subscript></entry>
+	    <entry>Cr<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	    <entry>Y'<subscript>3</subscript></entry>
+	    <entry>Y'<subscript>2</subscript></entry>
+	    <entry>Y'<subscript>1</subscript></entry>
+	    <entry>Y'<subscript>0</subscript></entry>
+	  </row>
+
+	  <row id="V4L2-PIX-FMT-YUV555">
+	    <entry><constant>V4L2_PIX_FMT_YUV555</constant></entry>
+	    <entry>'YUVO'</entry>
+	    <entry></entry>
+	    <entry>Cb<subscript>2</subscript></entry>
+	    <entry>Cb<subscript>1</subscript></entry>
+	    <entry>Cb<subscript>0</subscript></entry>
+	    <entry>Cr<subscript>4</subscript></entry>
+	    <entry>Cr<subscript>3</subscript></entry>
+	    <entry>Cr<subscript>2</subscript></entry>
+	    <entry>Cr<subscript>1</subscript></entry>
+	    <entry>Cr<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>a</entry>
+	    <entry>Y'<subscript>4</subscript></entry>
+	    <entry>Y'<subscript>3</subscript></entry>
+	    <entry>Y'<subscript>2</subscript></entry>
+	    <entry>Y'<subscript>1</subscript></entry>
+	    <entry>Y'<subscript>0</subscript></entry>
+	    <entry>Cb<subscript>4</subscript></entry>
+	    <entry>Cb<subscript>3</subscript></entry>
+	  </row>
+
+	  <row id="V4L2-PIX-FMT-YUV565">
+	    <entry><constant>V4L2_PIX_FMT_YUV565</constant></entry>
+	    <entry>'YUVP'</entry>
+	    <entry></entry>
+	    <entry>Cb<subscript>2</subscript></entry>
+	    <entry>Cb<subscript>1</subscript></entry>
+	    <entry>Cb<subscript>0</subscript></entry>
+	    <entry>Cr<subscript>4</subscript></entry>
+	    <entry>Cr<subscript>3</subscript></entry>
+	    <entry>Cr<subscript>2</subscript></entry>
+	    <entry>Cr<subscript>1</subscript></entry>
+	    <entry>Cr<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>Y'<subscript>4</subscript></entry>
+	    <entry>Y'<subscript>3</subscript></entry>
+	    <entry>Y'<subscript>2</subscript></entry>
+	    <entry>Y'<subscript>1</subscript></entry>
+	    <entry>Y'<subscript>0</subscript></entry>
+	    <entry>Cb<subscript>5</subscript></entry>
+	    <entry>Cb<subscript>4</subscript></entry>
+	    <entry>Cb<subscript>3</subscript></entry>
+	  </row>
+
+	  <row id="V4L2-PIX-FMT-YUV32">
+	    <entry><constant>V4L2_PIX_FMT_YUV32</constant></entry>
+	    <entry>'YUV4'</entry>
+	    <entry></entry>
+	    <entry>a<subscript>7</subscript></entry>
+	    <entry>a<subscript>6</subscript></entry>
+	    <entry>a<subscript>5</subscript></entry>
+	    <entry>a<subscript>4</subscript></entry>
+	    <entry>a<subscript>3</subscript></entry>
+	    <entry>a<subscript>2</subscript></entry>
+	    <entry>a<subscript>1</subscript></entry>
+	    <entry>a<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>Y'<subscript>7</subscript></entry>
+	    <entry>Y'<subscript>6</subscript></entry>
+	    <entry>Y'<subscript>5</subscript></entry>
+	    <entry>Y'<subscript>4</subscript></entry>
+	    <entry>Y'<subscript>3</subscript></entry>
+	    <entry>Y'<subscript>2</subscript></entry>
+	    <entry>Y'<subscript>1</subscript></entry>
+	    <entry>Y'<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>Cb<subscript>7</subscript></entry>
+	    <entry>Cb<subscript>6</subscript></entry>
+	    <entry>Cb<subscript>5</subscript></entry>
+	    <entry>Cb<subscript>4</subscript></entry>
+	    <entry>Cb<subscript>3</subscript></entry>
+	    <entry>Cb<subscript>2</subscript></entry>
+	    <entry>Cb<subscript>1</subscript></entry>
+	    <entry>Cb<subscript>0</subscript></entry>
+	    <entry></entry>
+	    <entry>Cr<subscript>7</subscript></entry>
+	    <entry>Cr<subscript>6</subscript></entry>
+	    <entry>Cr<subscript>5</subscript></entry>
+	    <entry>Cr<subscript>4</subscript></entry>
+	    <entry>Cr<subscript>3</subscript></entry>
+	    <entry>Cr<subscript>2</subscript></entry>
+	    <entry>Cr<subscript>1</subscript></entry>
+	    <entry>Cr<subscript>0</subscript></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para>Bit 7 is the most significant bit. The value of a = alpha
+bits is undefined when reading from the driver, ignored when writing
+to the driver, except when alpha blending has been negotiated for a
+<link linkend="overlay">Video Overlay</link> or <link
+linkend="osd">Video Output Overlay</link>.</para>
+
+  </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-sbggr16.xml b/Documentation/DocBook/v4l/pixfmt-sbggr16.xml
new file mode 100644
index 000000000000..519a9efbac10
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-sbggr16.xml
@@ -0,0 +1,91 @@
+<refentry id="V4L2-PIX-FMT-SBGGR16">
+  <refmeta>
+    <refentrytitle>V4L2_PIX_FMT_SBGGR16 ('BYR2')</refentrytitle>
+    &manvol;
+  </refmeta>
+  <refnamediv>
+    <refname><constant>V4L2_PIX_FMT_SBGGR16</constant></refname>
+    <refpurpose>Bayer RGB format</refpurpose>
+  </refnamediv>
+  <refsect1>
+    <title>Description</title>
+
+    <para>This format is similar to <link
+linkend="V4L2-PIX-FMT-SBGGR8">
+<constant>V4L2_PIX_FMT_SBGGR8</constant></link>, except each pixel has
+a depth of 16 bits. The least significant byte is stored at lower
+memory addresses (little-endian). Note the actual sampling precision
+may be lower than 16 bits, for example 10 bits per pixel with values
+in range 0 to 1023.</para>
+
+    <example>
+      <title><constant>V4L2_PIX_FMT_SBGGR16</constant> 4 &times; 4
+pixel image</title>
+
+      <formalpara>
+	<title>Byte Order.</title>
+	<para>Each cell is one byte.
+	  <informaltable frame="none">
+	    <tgroup cols="5" align="center">
+	      <colspec align="left" colwidth="2*" />
+	      <tbody valign="top">
+		<row>
+		  <entry>start&nbsp;+&nbsp;0:</entry>
+		  <entry>B<subscript>00low</subscript></entry>
+		  <entry>B<subscript>00high</subscript></entry>
+		  <entry>G<subscript>01low</subscript></entry>
+		  <entry>G<subscript>01high</subscript></entry>
+		  <entry>B<subscript>02low</subscript></entry>
+		  <entry>B<subscript>02high</subscript></entry>
+		  <entry>G<subscript>03low</subscript></entry>
+		  <entry>G<subscript>03high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;8:</entry>
+		  <entry>G<subscript>10low</subscript></entry>
+		  <entry>G<subscript>10high</subscript></entry>
+		  <entry>R<subscript>11low</subscript></entry>
+		  <entry>R<subscript>11high</subscript></entry>
+		  <entry>G<subscript>12low</subscript></entry>
+		  <entry>G<subscript>12high</subscript></entry>
+		  <entry>R<subscript>13low</subscript></entry>
+		  <entry>R<subscript>13high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;16:</entry>
+		  <entry>B<subscript>20low</subscript></entry>
+		  <entry>B<subscript>20high</subscript></entry>
+		  <entry>G<subscript>21low</subscript></entry>
+		  <entry>G<subscript>21high</subscript></entry>
+		  <entry>B<subscript>22low</subscript></entry>
+		  <entry>B<subscript>22high</subscript></entry>
+		  <entry>G<subscript>23low</subscript></entry>
+		  <entry>G<subscript>23high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;24:</entry>
+		  <entry>G<subscript>30low</subscript></entry>
+		  <entry>G<subscript>30high</subscript></entry>
+		  <entry>R<subscript>31low</subscript></entry>
+		  <entry>R<subscript>31high</subscript></entry>
+		  <entry>G<subscript>32low</subscript></entry>
+		  <entry>G<subscript>32high</subscript></entry>
+		  <entry>R<subscript>33low</subscript></entry>
+		  <entry>R<subscript>33high</subscript></entry>
+		</row>
+	      </tbody>
+	    </tgroup>
+	  </informaltable>
+	</para>
+      </formalpara>
+    </example>
+  </refsect1>
+</refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-sbggr8.xml b/Documentation/DocBook/v4l/pixfmt-sbggr8.xml
new file mode 100644
index 000000000000..5fe84ecc2ebe
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-sbggr8.xml
@@ -0,0 +1,75 @@
+    <refentry id="V4L2-PIX-FMT-SBGGR8">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_SBGGR8 ('BA81')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_SBGGR8</constant></refname>
+	<refpurpose>Bayer RGB format</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This is commonly the native format of digital cameras,
+reflecting the arrangement of sensors on the CCD device. Only one red,
+green or blue value is given for each pixel. Missing components must
+be interpolated from neighbouring pixels. From left to right the first
+row consists of a blue and green value, the second row of a green and
+red value. This scheme repeats to the right and down for every two
+columns and rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_SBGGR8</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+	      <informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>B<subscript>00</subscript></entry>
+		      <entry>G<subscript>01</subscript></entry>
+		      <entry>B<subscript>02</subscript></entry>
+		      <entry>G<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>G<subscript>10</subscript></entry>
+		      <entry>R<subscript>11</subscript></entry>
+		      <entry>G<subscript>12</subscript></entry>
+		      <entry>R<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>B<subscript>20</subscript></entry>
+		      <entry>G<subscript>21</subscript></entry>
+		      <entry>B<subscript>22</subscript></entry>
+		      <entry>G<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>G<subscript>30</subscript></entry>
+		      <entry>R<subscript>31</subscript></entry>
+		      <entry>G<subscript>32</subscript></entry>
+		      <entry>R<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+	      </informaltable>
+	    </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-sgbrg8.xml b/Documentation/DocBook/v4l/pixfmt-sgbrg8.xml
new file mode 100644
index 000000000000..d67a472b0880
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-sgbrg8.xml
@@ -0,0 +1,75 @@
+    <refentry id="V4L2-PIX-FMT-SGBRG8">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_SGBRG8 ('GBRG')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_SGBRG8</constant></refname>
+	<refpurpose>Bayer RGB format</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This is commonly the native format of digital cameras,
+reflecting the arrangement of sensors on the CCD device. Only one red,
+green or blue value is given for each pixel. Missing components must
+be interpolated from neighbouring pixels. From left to right the first
+row consists of a green and blue value, the second row of a red and
+green value. This scheme repeats to the right and down for every two
+columns and rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_SGBRG8</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+	      <informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>G<subscript>00</subscript></entry>
+		      <entry>B<subscript>01</subscript></entry>
+		      <entry>G<subscript>02</subscript></entry>
+		      <entry>B<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>R<subscript>10</subscript></entry>
+		      <entry>G<subscript>11</subscript></entry>
+		      <entry>R<subscript>12</subscript></entry>
+		      <entry>G<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>G<subscript>20</subscript></entry>
+		      <entry>B<subscript>21</subscript></entry>
+		      <entry>G<subscript>22</subscript></entry>
+		      <entry>B<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>R<subscript>30</subscript></entry>
+		      <entry>G<subscript>31</subscript></entry>
+		      <entry>R<subscript>32</subscript></entry>
+		      <entry>G<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+	      </informaltable>
+	    </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-sgrbg8.xml b/Documentation/DocBook/v4l/pixfmt-sgrbg8.xml
new file mode 100644
index 000000000000..0cdf13b8ac1c
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-sgrbg8.xml
@@ -0,0 +1,75 @@
+    <refentry id="V4L2-PIX-FMT-SGRBG8">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_SGRBG8 ('GRBG')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_SGRBG8</constant></refname>
+	<refpurpose>Bayer RGB format</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This is commonly the native format of digital cameras,
+reflecting the arrangement of sensors on the CCD device. Only one red,
+green or blue value is given for each pixel. Missing components must
+be interpolated from neighbouring pixels. From left to right the first
+row consists of a green and blue value, the second row of a red and
+green value. This scheme repeats to the right and down for every two
+columns and rows.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_SGRBG8</constant> 4 &times;
+4 pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+	      <informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>G<subscript>00</subscript></entry>
+		      <entry>R<subscript>01</subscript></entry>
+		      <entry>G<subscript>02</subscript></entry>
+		      <entry>R<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>R<subscript>10</subscript></entry>
+		      <entry>B<subscript>11</subscript></entry>
+		      <entry>R<subscript>12</subscript></entry>
+		      <entry>B<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>G<subscript>20</subscript></entry>
+		      <entry>R<subscript>21</subscript></entry>
+		      <entry>G<subscript>22</subscript></entry>
+		      <entry>R<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>R<subscript>30</subscript></entry>
+		      <entry>B<subscript>31</subscript></entry>
+		      <entry>R<subscript>32</subscript></entry>
+		      <entry>B<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+	      </informaltable>
+	    </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-uyvy.xml b/Documentation/DocBook/v4l/pixfmt-uyvy.xml
new file mode 100644
index 000000000000..816c8d467c16
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-uyvy.xml
@@ -0,0 +1,128 @@
+    <refentry id="V4L2-PIX-FMT-UYVY">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_UYVY ('UYVY')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_UYVY</constant></refname>
+	<refpurpose>Variation of
+<constant>V4L2_PIX_FMT_YUYV</constant> with different order of samples
+in memory</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>In this format each four bytes is two pixels. Each four
+bytes is two Y's, a Cb and a Cr. Each Y goes to one of the pixels, and
+the Cb and Cr belong to both pixels. As you can see, the Cr and Cb
+components have half the horizontal resolution of the Y
+component.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_UYVY</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="9" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-vyuy.xml b/Documentation/DocBook/v4l/pixfmt-vyuy.xml
new file mode 100644
index 000000000000..61f12a5e68d9
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-vyuy.xml
@@ -0,0 +1,128 @@
+    <refentry id="V4L2-PIX-FMT-VYUY">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_VYUY ('VYUY')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_VYUY</constant></refname>
+	<refpurpose>Variation of
+<constant>V4L2_PIX_FMT_YUYV</constant> with different order of samples
+in memory</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>In this format each four bytes is two pixels. Each four
+bytes is two Y's, a Cb and a Cr. Each Y goes to one of the pixels, and
+the Cb and Cr belong to both pixels. As you can see, the Cr and Cb
+components have half the horizontal resolution of the Y
+component.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_VYUY</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="9" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-y16.xml b/Documentation/DocBook/v4l/pixfmt-y16.xml
new file mode 100644
index 000000000000..d58404015078
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-y16.xml
@@ -0,0 +1,89 @@
+<refentry id="V4L2-PIX-FMT-Y16">
+  <refmeta>
+    <refentrytitle>V4L2_PIX_FMT_Y16 ('Y16 ')</refentrytitle>
+    &manvol;
+  </refmeta>
+  <refnamediv>
+    <refname><constant>V4L2_PIX_FMT_Y16</constant></refname>
+    <refpurpose>Grey-scale image</refpurpose>
+  </refnamediv>
+  <refsect1>
+    <title>Description</title>
+
+    <para>This is a grey-scale image with a depth of 16 bits per
+pixel. The least significant byte is stored at lower memory addresses
+(little-endian). Note the actual sampling precision may be lower than
+16 bits, for example 10 bits per pixel with values in range 0 to
+1023.</para>
+
+    <example>
+      <title><constant>V4L2_PIX_FMT_Y16</constant> 4 &times; 4
+pixel image</title>
+
+      <formalpara>
+	<title>Byte Order.</title>
+	<para>Each cell is one byte.
+	  <informaltable frame="none">
+	    <tgroup cols="9" align="center">
+	      <colspec align="left" colwidth="2*" />
+	      <tbody valign="top">
+		<row>
+		  <entry>start&nbsp;+&nbsp;0:</entry>
+		  <entry>Y'<subscript>00low</subscript></entry>
+		  <entry>Y'<subscript>00high</subscript></entry>
+		  <entry>Y'<subscript>01low</subscript></entry>
+		  <entry>Y'<subscript>01high</subscript></entry>
+		  <entry>Y'<subscript>02low</subscript></entry>
+		  <entry>Y'<subscript>02high</subscript></entry>
+		  <entry>Y'<subscript>03low</subscript></entry>
+		  <entry>Y'<subscript>03high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;8:</entry>
+		  <entry>Y'<subscript>10low</subscript></entry>
+		  <entry>Y'<subscript>10high</subscript></entry>
+		  <entry>Y'<subscript>11low</subscript></entry>
+		  <entry>Y'<subscript>11high</subscript></entry>
+		  <entry>Y'<subscript>12low</subscript></entry>
+		  <entry>Y'<subscript>12high</subscript></entry>
+		  <entry>Y'<subscript>13low</subscript></entry>
+		  <entry>Y'<subscript>13high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;16:</entry>
+		  <entry>Y'<subscript>20low</subscript></entry>
+		  <entry>Y'<subscript>20high</subscript></entry>
+		  <entry>Y'<subscript>21low</subscript></entry>
+		  <entry>Y'<subscript>21high</subscript></entry>
+		  <entry>Y'<subscript>22low</subscript></entry>
+		  <entry>Y'<subscript>22high</subscript></entry>
+		  <entry>Y'<subscript>23low</subscript></entry>
+		  <entry>Y'<subscript>23high</subscript></entry>
+		</row>
+		<row>
+		  <entry>start&nbsp;+&nbsp;24:</entry>
+		  <entry>Y'<subscript>30low</subscript></entry>
+		  <entry>Y'<subscript>30high</subscript></entry>
+		  <entry>Y'<subscript>31low</subscript></entry>
+		  <entry>Y'<subscript>31high</subscript></entry>
+		  <entry>Y'<subscript>32low</subscript></entry>
+		  <entry>Y'<subscript>32high</subscript></entry>
+		  <entry>Y'<subscript>33low</subscript></entry>
+		  <entry>Y'<subscript>33high</subscript></entry>
+		</row>
+	      </tbody>
+	    </tgroup>
+	  </informaltable>
+	</para>
+      </formalpara>
+    </example>
+  </refsect1>
+</refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-y41p.xml b/Documentation/DocBook/v4l/pixfmt-y41p.xml
new file mode 100644
index 000000000000..73c8536efb05
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-y41p.xml
@@ -0,0 +1,157 @@
+    <refentry id="V4L2-PIX-FMT-Y41P">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_Y41P ('Y41P')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_Y41P</constant></refname>
+	<refpurpose>Format with &frac14; horizontal chroma
+resolution, also known as YUV 4:1:1</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>In this format each 12 bytes is eight pixels. In the
+twelve bytes are two CbCr pairs and eight Y's. The first CbCr pair
+goes with the first four Y's, and the second CbCr pair goes with the
+other four Y's. The Cb and Cr components have one fourth the
+horizontal resolution of the Y component.</para>
+
+	<para>Do not confuse this format with <link
+linkend="V4L2-PIX-FMT-YUV411P"><constant>V4L2_PIX_FMT_YUV411P</constant></link>.
+Y41P is derived from "YUV 4:1:1 <emphasis>packed</emphasis>", while
+YUV411P stands for "YUV 4:1:1 <emphasis>planar</emphasis>".</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_Y41P</constant> 8 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="13" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		      <entry>Y'<subscript>04</subscript></entry>
+		      <entry>Y'<subscript>05</subscript></entry>
+		      <entry>Y'<subscript>06</subscript></entry>
+		      <entry>Y'<subscript>07</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		      <entry>Y'<subscript>14</subscript></entry>
+		      <entry>Y'<subscript>15</subscript></entry>
+		      <entry>Y'<subscript>16</subscript></entry>
+		      <entry>Y'<subscript>17</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		      <entry>Y'<subscript>24</subscript></entry>
+		      <entry>Y'<subscript>25</subscript></entry>
+		      <entry>Y'<subscript>26</subscript></entry>
+		      <entry>Y'<subscript>27</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;36:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		      <entry>Y'<subscript>34</subscript></entry>
+		      <entry>Y'<subscript>35</subscript></entry>
+		      <entry>Y'<subscript>36</subscript></entry>
+		      <entry>Y'<subscript>37</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+	      </informaltable></para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="15" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry><entry></entry>
+		      <entry>4</entry><entry></entry><entry>5</entry><entry></entry>
+		      <entry>6</entry><entry></entry><entry>7</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yuv410.xml b/Documentation/DocBook/v4l/pixfmt-yuv410.xml
new file mode 100644
index 000000000000..8eb4a193d770
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yuv410.xml
@@ -0,0 +1,141 @@
+    <refentry>
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YVU410 ('YVU9'), V4L2_PIX_FMT_YUV410 ('YUV9')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname id="V4L2-PIX-FMT-YVU410"><constant>V4L2_PIX_FMT_YVU410</constant></refname>
+	<refname id="V4L2-PIX-FMT-YUV410"><constant>V4L2_PIX_FMT_YUV410</constant></refname>
+	<refpurpose>Planar formats with &frac14; horizontal and
+vertical chroma resolution, also known as YUV 4:1:0</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>These are planar formats, as opposed to a packed format.
+The three components are separated into three sub-images or planes.
+The Y plane is first. The Y plane has one byte per pixel. For
+<constant>V4L2_PIX_FMT_YVU410</constant>, the Cr plane immediately
+follows the Y plane in memory. The Cr plane is &frac14; the width and
+&frac14; the height of the Y plane (and of the image). Each Cr belongs
+to 16 pixels, a four-by-four square of the image. Following the Cr
+plane is the Cb plane, just like the Cr plane.
+<constant>V4L2_PIX_FMT_YUV410</constant> is the same, except the Cb
+plane comes first, then the Cr plane.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the Cr
+and Cb planes have &frac14; as many pad bytes after their rows. In
+other words, four Cx rows (including padding) are exactly as long as
+one Y row (including padding).</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YVU410</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;17:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry></entry><entry></entry><entry>C</entry>
+		      <entry></entry><entry></entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yuv411p.xml b/Documentation/DocBook/v4l/pixfmt-yuv411p.xml
new file mode 100644
index 000000000000..00e0960a9869
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yuv411p.xml
@@ -0,0 +1,155 @@
+    <refentry id="V4L2-PIX-FMT-YUV411P">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YUV411P ('411P')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_YUV411P</constant></refname>
+	<refpurpose>Format with &frac14; horizontal chroma resolution,
+also known as YUV 4:1:1. Planar layout as opposed to
+<constant>V4L2_PIX_FMT_Y41P</constant></refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This format is not commonly used. This is a planar
+format similar to the 4:2:2 planar format except with half as many
+chroma. The three components are separated into three sub-images or
+planes. The Y plane is first. The Y plane has one byte per pixel. The
+Cb plane immediately follows the Y plane in memory. The Cb plane is
+&frac14; the width of the Y plane (and of the image). Each Cb belongs
+to 4 pixels all on the same row. For example,
+Cb<subscript>0</subscript> belongs to Y'<subscript>00</subscript>,
+Y'<subscript>01</subscript>, Y'<subscript>02</subscript> and
+Y'<subscript>03</subscript>. Following the Cb plane is the Cr plane,
+just like the Cb plane.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the Cr
+and Cb planes have &frac14; as many pad bytes after their rows. In
+other words, four C x rows (including padding) is exactly as long as
+one Y row (including padding).</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YUV411P</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;17:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;18:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;19:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;20:</entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;21:</entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;22:</entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;23:</entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry>C</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yuv420.xml b/Documentation/DocBook/v4l/pixfmt-yuv420.xml
new file mode 100644
index 000000000000..42d7de5e456d
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yuv420.xml
@@ -0,0 +1,157 @@
+    <refentry>
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YVU420 ('YV12'), V4L2_PIX_FMT_YUV420 ('YU12')</refentrytitle>
+	&manvol;
+     </refmeta>
+      <refnamediv>
+	<refname id="V4L2-PIX-FMT-YVU420"><constant>V4L2_PIX_FMT_YVU420</constant></refname>
+	<refname id="V4L2-PIX-FMT-YUV420"><constant>V4L2_PIX_FMT_YUV420</constant></refname>
+	<refpurpose>Planar formats with &frac12; horizontal and
+vertical chroma resolution, also known as YUV 4:2:0</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>These are planar formats, as opposed to a packed format.
+The three components are separated into three sub- images or planes.
+The Y plane is first. The Y plane has one byte per pixel. For
+<constant>V4L2_PIX_FMT_YVU420</constant>, the Cr plane immediately
+follows the Y plane in memory. The Cr plane is half the width and half
+the height of the Y plane (and of the image). Each Cr belongs to four
+pixels, a two-by-two square of the image. For example,
+Cr<subscript>0</subscript> belongs to Y'<subscript>00</subscript>,
+Y'<subscript>01</subscript>, Y'<subscript>10</subscript>, and
+Y'<subscript>11</subscript>. Following the Cr plane is the Cb plane,
+just like the Cr plane. <constant>V4L2_PIX_FMT_YUV420</constant> is
+the same except the Cb plane comes first, then the Cr plane.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the Cr
+and Cb planes have half as many pad bytes after their rows. In other
+words, two Cx rows (including padding) is exactly as long as one Y row
+(including padding).</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YVU420</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;18:</entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;20:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;22:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry><entry></entry>
+		      <entry></entry><entry>C</entry><entry></entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry></entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yuv422p.xml b/Documentation/DocBook/v4l/pixfmt-yuv422p.xml
new file mode 100644
index 000000000000..4348bd9f0d01
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yuv422p.xml
@@ -0,0 +1,161 @@
+    <refentry id="V4L2-PIX-FMT-YUV422P">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YUV422P ('422P')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_YUV422P</constant></refname>
+	<refpurpose>Format with &frac12; horizontal chroma resolution,
+also known as YUV 4:2:2. Planar layout as opposed to
+<constant>V4L2_PIX_FMT_YUYV</constant></refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>This format is not commonly used. This is a planar
+version of the YUYV format. The three components are separated into
+three sub-images or planes. The Y plane is first. The Y plane has one
+byte per pixel. The Cb plane immediately follows the Y plane in
+memory. The Cb plane is half the width of the Y plane (and of the
+image). Each Cb belongs to two pixels. For example,
+Cb<subscript>0</subscript> belongs to Y'<subscript>00</subscript>,
+Y'<subscript>01</subscript>. Following the Cb plane is the Cr plane,
+just like the Cb plane.</para>
+
+	<para>If the Y plane has pad bytes after each row, then the Cr
+and Cb planes have half as many pad bytes after their rows. In other
+words, two Cx rows (including padding) is exactly as long as one Y row
+(including padding).</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YUV422P</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="5" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;4:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;12:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;18:</entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;20:</entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;22:</entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;26:</entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;28:</entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;30:</entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yuyv.xml b/Documentation/DocBook/v4l/pixfmt-yuyv.xml
new file mode 100644
index 000000000000..bdb2ffacbbcc
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yuyv.xml
@@ -0,0 +1,128 @@
+    <refentry id="V4L2-PIX-FMT-YUYV">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YUYV ('YUYV')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_YUYV</constant></refname>
+	<refpurpose>Packed format with &frac12; horizontal chroma
+resolution, also known as YUV 4:2:2</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>In this format each four bytes is two pixels. Each four
+bytes is two Y's, a Cb and a Cr. Each Y goes to one of the pixels, and
+the Cb and Cr belong to both pixels. As you can see, the Cr and Cb
+components have half the horizontal resolution of the Y component.
+<constant>V4L2_PIX_FMT_YUYV </constant> is known in the Windows
+environment as YUY2.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YUYV</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="9" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt-yvyu.xml b/Documentation/DocBook/v4l/pixfmt-yvyu.xml
new file mode 100644
index 000000000000..40d17ae39dde
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt-yvyu.xml
@@ -0,0 +1,128 @@
+    <refentry id="V4L2-PIX-FMT-YVYU">
+      <refmeta>
+	<refentrytitle>V4L2_PIX_FMT_YVYU ('YVYU')</refentrytitle>
+	&manvol;
+      </refmeta>
+      <refnamediv>
+	<refname><constant>V4L2_PIX_FMT_YVYU</constant></refname>
+	<refpurpose>Variation of
+<constant>V4L2_PIX_FMT_YUYV</constant> with different order of samples
+in memory</refpurpose>
+      </refnamediv>
+      <refsect1>
+	<title>Description</title>
+
+	<para>In this format each four bytes is two pixels. Each four
+bytes is two Y's, a Cb and a Cr. Each Y goes to one of the pixels, and
+the Cb and Cr belong to both pixels. As you can see, the Cr and Cb
+components have half the horizontal resolution of the Y
+component.</para>
+
+	<example>
+	  <title><constant>V4L2_PIX_FMT_YVYU</constant> 4 &times; 4
+pixel image</title>
+
+	  <formalpara>
+	    <title>Byte Order.</title>
+	    <para>Each cell is one byte.
+		<informaltable frame="none">
+		<tgroup cols="9" align="center">
+		  <colspec align="left" colwidth="2*" />
+		  <tbody valign="top">
+		    <row>
+		      <entry>start&nbsp;+&nbsp;0:</entry>
+		      <entry>Y'<subscript>00</subscript></entry>
+		      <entry>Cr<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>01</subscript></entry>
+		      <entry>Cb<subscript>00</subscript></entry>
+		      <entry>Y'<subscript>02</subscript></entry>
+		      <entry>Cr<subscript>01</subscript></entry>
+		      <entry>Y'<subscript>03</subscript></entry>
+		      <entry>Cb<subscript>01</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;8:</entry>
+		      <entry>Y'<subscript>10</subscript></entry>
+		      <entry>Cr<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>11</subscript></entry>
+		      <entry>Cb<subscript>10</subscript></entry>
+		      <entry>Y'<subscript>12</subscript></entry>
+		      <entry>Cr<subscript>11</subscript></entry>
+		      <entry>Y'<subscript>13</subscript></entry>
+		      <entry>Cb<subscript>11</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;16:</entry>
+		      <entry>Y'<subscript>20</subscript></entry>
+		      <entry>Cr<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>21</subscript></entry>
+		      <entry>Cb<subscript>20</subscript></entry>
+		      <entry>Y'<subscript>22</subscript></entry>
+		      <entry>Cr<subscript>21</subscript></entry>
+		      <entry>Y'<subscript>23</subscript></entry>
+		      <entry>Cb<subscript>21</subscript></entry>
+		    </row>
+		    <row>
+		      <entry>start&nbsp;+&nbsp;24:</entry>
+		      <entry>Y'<subscript>30</subscript></entry>
+		      <entry>Cr<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>31</subscript></entry>
+		      <entry>Cb<subscript>30</subscript></entry>
+		      <entry>Y'<subscript>32</subscript></entry>
+		      <entry>Cr<subscript>31</subscript></entry>
+		      <entry>Y'<subscript>33</subscript></entry>
+		      <entry>Cb<subscript>31</subscript></entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+
+	  <formalpara>
+	    <title>Color Sample Location.</title>
+	    <para>
+		<informaltable frame="none">
+		<tgroup cols="7" align="center">
+		  <tbody valign="top">
+		    <row>
+		      <entry></entry>
+		      <entry>0</entry><entry></entry><entry>1</entry><entry></entry>
+		      <entry>2</entry><entry></entry><entry>3</entry>
+		    </row>
+		    <row>
+		      <entry>0</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>1</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>2</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		    <row>
+		      <entry>3</entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry><entry></entry>
+		      <entry>Y</entry><entry>C</entry><entry>Y</entry>
+		    </row>
+		  </tbody>
+		</tgroup>
+		</informaltable>
+	      </para>
+	  </formalpara>
+	</example>
+      </refsect1>
+    </refentry>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "pixfmt.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/pixfmt.xml b/Documentation/DocBook/v4l/pixfmt.xml
new file mode 100644
index 000000000000..7d396a3785f5
--- /dev/null
+++ b/Documentation/DocBook/v4l/pixfmt.xml
@@ -0,0 +1,801 @@
+  <title>Image Formats</title>
+
+  <para>The V4L2 API was primarily designed for devices exchanging
+image data with applications. The
+<structname>v4l2_pix_format</structname> structure defines the format
+and layout of an image in memory. Image formats are negotiated with
+the &VIDIOC-S-FMT; ioctl. (The explanations here focus on video
+capturing and output, for overlay frame buffer formats see also
+&VIDIOC-G-FBUF;.)</para>
+
+  <table pgwide="1" frame="none" id="v4l2-pix-format">
+    <title>struct <structname>v4l2_pix_format</structname></title>
+    <tgroup cols="3">
+      &cs-str;
+      <tbody valign="top">
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>width</structfield></entry>
+	  <entry>Image width in pixels.</entry>
+	</row>
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>height</structfield></entry>
+	  <entry>Image height in pixels.</entry>
+	</row>
+	<row>
+	  <entry spanname="hspan">Applications set these fields to
+request an image size, drivers return the closest possible values. In
+case of planar formats the <structfield>width</structfield> and
+<structfield>height</structfield> applies to the largest plane. To
+avoid ambiguities drivers must return values rounded up to a multiple
+of the scale factor of any smaller planes. For example when the image
+format is YUV 4:2:0, <structfield>width</structfield> and
+<structfield>height</structfield> must be multiples of two.</entry>
+	</row>
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>pixelformat</structfield></entry>
+	  <entry>The pixel format or type of compression, set by the
+application. This is a little endian <link
+linkend="v4l2-fourcc">four character code</link>. V4L2 defines
+standard RGB formats in <xref linkend="rgb-formats" />, YUV formats in <xref
+linkend="yuv-formats" />, and reserved codes in <xref
+linkend="reserved-formats" /></entry>
+	</row>
+	<row>
+	  <entry>&v4l2-field;</entry>
+	  <entry><structfield>field</structfield></entry>
+	  <entry>Video images are typically interlaced. Applications
+can request to capture or output only the top or bottom field, or both
+fields interlaced or sequentially stored in one buffer or alternating
+in separate buffers. Drivers return the actual field order selected.
+For details see <xref linkend="field-order" />.</entry>
+	</row>
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>bytesperline</structfield></entry>
+	  <entry>Distance in bytes between the leftmost pixels in two
+adjacent lines.</entry>
+	</row>
+	<row>
+	  <entry spanname="hspan"><para>Both applications and drivers
+can set this field to request padding bytes at the end of each line.
+Drivers however may ignore the value requested by the application,
+returning <structfield>width</structfield> times bytes per pixel or a
+larger value required by the hardware. That implies applications can
+just set this field to zero to get a reasonable
+default.</para><para>Video hardware may access padding bytes,
+therefore they must reside in accessible memory. Consider cases where
+padding bytes after the last line of an image cross a system page
+boundary. Input devices may write padding bytes, the value is
+undefined. Output devices ignore the contents of padding
+bytes.</para><para>When the image format is planar the
+<structfield>bytesperline</structfield> value applies to the largest
+plane and is divided by the same factor as the
+<structfield>width</structfield> field for any smaller planes. For
+example the Cb and Cr planes of a YUV 4:2:0 image have half as many
+padding bytes following each line as the Y plane. To avoid ambiguities
+drivers must return a <structfield>bytesperline</structfield> value
+rounded up to a multiple of the scale factor.</para></entry>
+	</row>
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>sizeimage</structfield></entry>
+	  <entry>Size in bytes of the buffer to hold a complete image,
+set by the driver. Usually this is
+<structfield>bytesperline</structfield> times
+<structfield>height</structfield>. When the image consists of variable
+length compressed data this is the maximum number of bytes required to
+hold an image.</entry>
+	</row>
+	<row>
+	  <entry>&v4l2-colorspace;</entry>
+	  <entry><structfield>colorspace</structfield></entry>
+	  <entry>This information supplements the
+<structfield>pixelformat</structfield> and must be set by the driver,
+see <xref linkend="colorspaces" />.</entry>
+	</row>
+	<row>
+	  <entry>__u32</entry>
+	  <entry><structfield>priv</structfield></entry>
+	  <entry>Reserved for custom (driver defined) additional
+information about formats. When not used drivers and applications must
+set this field to zero.</entry>
+	</row>
+      </tbody>
+    </tgroup>
+  </table>
+
+  <section>
+    <title>Standard Image Formats</title>
+
+    <para>In order to exchange images between drivers and
+applications, it is necessary to have standard image data formats
+which both sides will interpret the same way. V4L2 includes several
+such formats, and this section is intended to be an unambiguous
+specification of the standard image data formats in V4L2.</para>
+
+    <para>V4L2 drivers are not limited to these formats, however.
+Driver-specific formats are possible. In that case the application may
+depend on a codec to convert images to one of the standard formats
+when needed. But the data can still be stored and retrieved in the
+proprietary format. For example, a device may support a proprietary
+compressed format. Applications can still capture and save the data in
+the compressed format, saving much disk space, and later use a codec
+to convert the images to the X Windows screen format when the video is
+to be displayed.</para>
+
+    <para>Even so, ultimately, some standard formats are needed, so
+the V4L2 specification would not be complete without well-defined
+standard formats.</para>
+
+    <para>The V4L2 standard formats are mainly uncompressed formats. The
+pixels are always arranged in memory from left to right, and from top
+to bottom. The first byte of data in the image buffer is always for
+the leftmost pixel of the topmost row. Following that is the pixel
+immediately to its right, and so on until the end of the top row of
+pixels. Following the rightmost pixel of the row there may be zero or
+more bytes of padding to guarantee that each row of pixel data has a
+certain alignment. Following the pad bytes, if any, is data for the
+leftmost pixel of the second row from the top, and so on. The last row
+has just as many pad bytes after it as the other rows.</para>
+
+    <para>In V4L2 each format has an identifier which looks like
+<constant>PIX_FMT_XXX</constant>, defined in the <link
+linkend="videodev">videodev.h</link> header file. These identifiers
+represent <link linkend="v4l2-fourcc">four character codes</link>
+which are also listed below, however they are not the same as those
+used in the Windows world.</para>
+  </section>
+
+  <section id="colorspaces">
+    <title>Colorspaces</title>
+
+    <para>[intro]</para>
+
+    <!-- See proposal by Billy Biggs, video4linux-list@redhat.com
+on 11 Oct 2002, subject: "Re: [V4L] Re: v4l2 api", and
+http://vektor.theorem.ca/graphics/ycbcr/ and
+http://www.poynton.com/notes/colour_and_gamma/ColorFAQ.html -->
+
+    <para>
+      <variablelist>
+	<varlistentry>
+	  <term>Gamma Correction</term>
+	  <listitem>
+	    <para>[to do]</para>
+	    <para>E'<subscript>R</subscript> = f(R)</para>
+	    <para>E'<subscript>G</subscript> = f(G)</para>
+	    <para>E'<subscript>B</subscript> = f(B)</para>
+	  </listitem>
+	</varlistentry>
+	<varlistentry>
+	  <term>Construction of luminance and color-difference
+signals</term>
+	  <listitem>
+	    <para>[to do]</para>
+	    <para>E'<subscript>Y</subscript> =
+Coeff<subscript>R</subscript> E'<subscript>R</subscript>
++ Coeff<subscript>G</subscript> E'<subscript>G</subscript>
++ Coeff<subscript>B</subscript> E'<subscript>B</subscript></para>
+	    <para>(E'<subscript>R</subscript> - E'<subscript>Y</subscript>) = E'<subscript>R</subscript>
+- Coeff<subscript>R</subscript> E'<subscript>R</subscript>
+- Coeff<subscript>G</subscript> E'<subscript>G</subscript>
+- Coeff<subscript>B</subscript> E'<subscript>B</subscript></para>
+	    <para>(E'<subscript>B</subscript> - E'<subscript>Y</subscript>) = E'<subscript>B</subscript>
+- Coeff<subscript>R</subscript> E'<subscript>R</subscript>
+- Coeff<subscript>G</subscript> E'<subscript>G</subscript>
+- Coeff<subscript>B</subscript> E'<subscript>B</subscript></para>
+	  </listitem>
+	</varlistentry>
+	<varlistentry>
+	  <term>Re-normalized color-difference signals</term>
+	  <listitem>
+	    <para>The color-difference signals are scaled back to unity
+range [-0.5;+0.5]:</para>
+	    <para>K<subscript>B</subscript> = 0.5 / (1 - Coeff<subscript>B</subscript>)</para>
+	    <para>K<subscript>R</subscript> = 0.5 / (1 - Coeff<subscript>R</subscript>)</para>
+	    <para>P<subscript>B</subscript> =
+K<subscript>B</subscript> (E'<subscript>B</subscript> - E'<subscript>Y</subscript>) =
+  0.5 (Coeff<subscript>R</subscript> / Coeff<subscript>B</subscript>) E'<subscript>R</subscript>
++ 0.5 (Coeff<subscript>G</subscript> / Coeff<subscript>B</subscript>) E'<subscript>G</subscript>
++ 0.5 E'<subscript>B</subscript></para>
+	    <para>P<subscript>R</subscript> =
+K<subscript>R</subscript> (E'<subscript>R</subscript> - E'<subscript>Y</subscript>) =
+  0.5 E'<subscript>R</subscript>
++ 0.5 (Coeff<subscript>G</subscript> / Coeff<subscript>R</subscript>) E'<subscript>G</subscript>
++ 0.5 (Coeff<subscript>B</subscript> / Coeff<subscript>R</subscript>) E'<subscript>B</subscript></para>
+	  </listitem>
+	</varlistentry>
+	<varlistentry>
+	  <term>Quantization</term>
+	  <listitem>
+	    <para>[to do]</para>
+	    <para>Y' = (Lum. Levels - 1) &middot; E'<subscript>Y</subscript> + Lum. Offset</para>
+	    <para>C<subscript>B</subscript> = (Chrom. Levels - 1)
+&middot; P<subscript>B</subscript> + Chrom. Offset</para>
+	    <para>C<subscript>R</subscript> = (Chrom. Levels - 1)
+&middot; P<subscript>R</subscript> + Chrom. Offset</para>
+	    <para>Rounding to the nearest integer and clamping to the range
+[0;255] finally yields the digital color components Y'CbCr
+stored in YUV images.</para>
+	  </listitem>
+	</varlistentry>
+      </variablelist>
+    </para>
+
+    <example>
+      <title>ITU-R Rec. BT.601 color conversion</title>
+
+      <para>Forward Transformation</para>
+
+      <programlisting>
+int ER, EG, EB;         /* gamma corrected RGB input [0;255] */
+int Y1, Cb, Cr;         /* output [0;255] */
+
+double r, g, b;         /* temporaries */
+double y1, pb, pr;
+
+int
+clamp (double x)
+{
+	int r = x;      /* round to nearest */
+
+	if (r &lt; 0)         return 0;
+	else if (r &gt; 255)  return 255;
+	else               return r;
+}
+
+r = ER / 255.0;
+g = EG / 255.0;
+b = EB / 255.0;
+
+y1  =  0.299  * r + 0.587 * g + 0.114  * b;
+pb  = -0.169  * r - 0.331 * g + 0.5    * b;
+pr  =  0.5    * r - 0.419 * g - 0.081  * b;
+
+Y1 = clamp (219 * y1 + 16);
+Cb = clamp (224 * pb + 128);
+Cr = clamp (224 * pr + 128);
+
+/* or shorter */
+
+y1 = 0.299 * ER + 0.587 * EG + 0.114 * EB;
+
+Y1 = clamp ( (219 / 255.0)                    *       y1  + 16);
+Cb = clamp (((224 / 255.0) / (2 - 2 * 0.114)) * (EB - y1) + 128);
+Cr = clamp (((224 / 255.0) / (2 - 2 * 0.299)) * (ER - y1) + 128);
+      </programlisting>
+
+      <para>Inverse Transformation</para>
+
+      <programlisting>
+int Y1, Cb, Cr;         /* gamma pre-corrected input [0;255] */
+int ER, EG, EB;         /* output [0;255] */
+
+double r, g, b;         /* temporaries */
+double y1, pb, pr;
+
+int
+clamp (double x)
+{
+	int r = x;      /* round to nearest */
+
+	if (r &lt; 0)         return 0;
+	else if (r &gt; 255)  return 255;
+	else               return r;
+}
+
+y1 = (255 / 219.0) * (Y1 - 16);
+pb = (255 / 224.0) * (Cb - 128);
+pr = (255 / 224.0) * (Cr - 128);
+
+r = 1.0 * y1 + 0     * pb + 1.402 * pr;
+g = 1.0 * y1 - 0.344 * pb - 0.714 * pr;
+b = 1.0 * y1 + 1.772 * pb + 0     * pr;
+
+ER = clamp (r * 255); /* [ok? one should prob. limit y1,pb,pr] */
+EG = clamp (g * 255);
+EB = clamp (b * 255);
+      </programlisting>
+    </example>
+
+    <table pgwide="1" id="v4l2-colorspace" orient="land">
+      <title>enum v4l2_colorspace</title>
+      <tgroup cols="11" align="center">
+	<colspec align="left" />
+	<colspec align="center" />
+	<colspec align="left" />
+	<colspec colname="cr" />
+	<colspec colname="cg" />
+	<colspec colname="cb" />
+	<colspec colname="wp" />
+	<colspec colname="gc" />
+	<colspec colname="lum" />
+	<colspec colname="qy" />
+	<colspec colname="qc" />
+	<spanspec namest="cr" nameend="cb" spanname="chrom" />
+	<spanspec namest="qy" nameend="qc" spanname="quant" />
+	<spanspec namest="lum" nameend="qc" spanname="spam" />
+	<thead>
+	  <row>
+	    <entry morerows="1">Identifier</entry>
+	    <entry morerows="1">Value</entry>
+	    <entry morerows="1">Description</entry>
+	    <entry spanname="chrom">Chromaticities<footnote>
+		<para>The coordinates of the color primaries are
+given in the CIE system (1931)</para>
+	      </footnote></entry>
+	    <entry morerows="1">White Point</entry>
+	    <entry morerows="1">Gamma Correction</entry>
+	    <entry morerows="1">Luminance E'<subscript>Y</subscript></entry>
+	    <entry spanname="quant">Quantization</entry>
+	  </row>
+	  <row>
+	    <entry>Red</entry>
+	    <entry>Green</entry>
+	    <entry>Blue</entry>
+	    <entry>Y'</entry>
+	    <entry>Cb, Cr</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_SMPTE170M</constant></entry>
+	    <entry>1</entry>
+	    <entry>NTSC/PAL according to <xref linkend="smpte170m" />,
+<xref linkend="itu601" /></entry>
+	    <entry>x&nbsp;=&nbsp;0.630, y&nbsp;=&nbsp;0.340</entry>
+	    <entry>x&nbsp;=&nbsp;0.310, y&nbsp;=&nbsp;0.595</entry>
+	    <entry>x&nbsp;=&nbsp;0.155, y&nbsp;=&nbsp;0.070</entry>
+	    <entry>x&nbsp;=&nbsp;0.3127, y&nbsp;=&nbsp;0.3290,
+	    Illuminant D<subscript>65</subscript></entry>
+	    <entry>E' = 4.5&nbsp;I&nbsp;for&nbsp;I&nbsp;&le;0.018,
+1.099&nbsp;I<superscript>0.45</superscript>&nbsp;-&nbsp;0.099&nbsp;for&nbsp;0.018&nbsp;&lt;&nbsp;I</entry>
+	    <entry>0.299&nbsp;E'<subscript>R</subscript>
++&nbsp;0.587&nbsp;E'<subscript>G</subscript>
++&nbsp;0.114&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>219&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_SMPTE240M</constant></entry>
+	    <entry>2</entry>
+	    <entry>1125-Line (US) HDTV, see <xref
+linkend="smpte240m" /></entry>
+	    <entry>x&nbsp;=&nbsp;0.630, y&nbsp;=&nbsp;0.340</entry>
+	    <entry>x&nbsp;=&nbsp;0.310, y&nbsp;=&nbsp;0.595</entry>
+	    <entry>x&nbsp;=&nbsp;0.155, y&nbsp;=&nbsp;0.070</entry>
+	    <entry>x&nbsp;=&nbsp;0.3127, y&nbsp;=&nbsp;0.3290,
+	    Illuminant D<subscript>65</subscript></entry>
+	    <entry>E' = 4&nbsp;I&nbsp;for&nbsp;I&nbsp;&le;0.0228,
+1.1115&nbsp;I<superscript>0.45</superscript>&nbsp;-&nbsp;0.1115&nbsp;for&nbsp;0.0228&nbsp;&lt;&nbsp;I</entry>
+	    <entry>0.212&nbsp;E'<subscript>R</subscript>
++&nbsp;0.701&nbsp;E'<subscript>G</subscript>
++&nbsp;0.087&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>219&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_REC709</constant></entry>
+	    <entry>3</entry>
+	    <entry>HDTV and modern devices, see <xref
+linkend="itu709" /></entry>
+	    <entry>x&nbsp;=&nbsp;0.640, y&nbsp;=&nbsp;0.330</entry>
+	    <entry>x&nbsp;=&nbsp;0.300, y&nbsp;=&nbsp;0.600</entry>
+	    <entry>x&nbsp;=&nbsp;0.150, y&nbsp;=&nbsp;0.060</entry>
+	    <entry>x&nbsp;=&nbsp;0.3127, y&nbsp;=&nbsp;0.3290,
+	    Illuminant D<subscript>65</subscript></entry>
+	    <entry>E' = 4.5&nbsp;I&nbsp;for&nbsp;I&nbsp;&le;0.018,
+1.099&nbsp;I<superscript>0.45</superscript>&nbsp;-&nbsp;0.099&nbsp;for&nbsp;0.018&nbsp;&lt;&nbsp;I</entry>
+	    <entry>0.2125&nbsp;E'<subscript>R</subscript>
++&nbsp;0.7154&nbsp;E'<subscript>G</subscript>
++&nbsp;0.0721&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>219&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_BT878</constant></entry>
+	    <entry>4</entry>
+	    <entry>Broken Bt878 extents<footnote>
+		<para>The ubiquitous Bt878 video capture chip
+quantizes E'<subscript>Y</subscript> to 238 levels, yielding a range
+of Y' = 16 &hellip; 253, unlike Rec. 601 Y' = 16 &hellip;
+235. This is not a typo in the Bt878 documentation, it has been
+implemented in silicon. The chroma extents are unclear.</para>
+	      </footnote>, <xref linkend="itu601" /></entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>0.299&nbsp;E'<subscript>R</subscript>
++&nbsp;0.587&nbsp;E'<subscript>G</subscript>
++&nbsp;0.114&nbsp;E'<subscript>B</subscript></entry>
+	    <entry><emphasis>237</emphasis>&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128 (probably)</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_470_SYSTEM_M</constant></entry>
+	    <entry>5</entry>
+	    <entry>M/NTSC<footnote>
+		<para>No identifier exists for M/PAL which uses
+the chromaticities of M/NTSC, the remaining parameters are equal to B and
+G/PAL.</para>
+	      </footnote> according to <xref linkend="itu470" />, <xref
+		linkend="itu601" /></entry>
+	    <entry>x&nbsp;=&nbsp;0.67, y&nbsp;=&nbsp;0.33</entry>
+	    <entry>x&nbsp;=&nbsp;0.21, y&nbsp;=&nbsp;0.71</entry>
+	    <entry>x&nbsp;=&nbsp;0.14, y&nbsp;=&nbsp;0.08</entry>
+	    <entry>x&nbsp;=&nbsp;0.310, y&nbsp;=&nbsp;0.316, Illuminant C</entry>
+	    <entry>?</entry>
+	    <entry>0.299&nbsp;E'<subscript>R</subscript>
++&nbsp;0.587&nbsp;E'<subscript>G</subscript>
++&nbsp;0.114&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>219&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_470_SYSTEM_BG</constant></entry>
+	    <entry>6</entry>
+	    <entry>625-line PAL and SECAM systems according to <xref
+linkend="itu470" />, <xref linkend="itu601" /></entry>
+	    <entry>x&nbsp;=&nbsp;0.64, y&nbsp;=&nbsp;0.33</entry>
+	    <entry>x&nbsp;=&nbsp;0.29, y&nbsp;=&nbsp;0.60</entry>
+	    <entry>x&nbsp;=&nbsp;0.15, y&nbsp;=&nbsp;0.06</entry>
+	    <entry>x&nbsp;=&nbsp;0.313, y&nbsp;=&nbsp;0.329,
+Illuminant D<subscript>65</subscript></entry>
+	    <entry>?</entry>
+	    <entry>0.299&nbsp;E'<subscript>R</subscript>
++&nbsp;0.587&nbsp;E'<subscript>G</subscript>
++&nbsp;0.114&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>219&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16</entry>
+	    <entry>224&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_JPEG</constant></entry>
+	    <entry>7</entry>
+	    <entry>JPEG Y'CbCr, see <xref linkend="jfif" />, <xref linkend="itu601" /></entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>?</entry>
+	    <entry>0.299&nbsp;E'<subscript>R</subscript>
++&nbsp;0.587&nbsp;E'<subscript>G</subscript>
++&nbsp;0.114&nbsp;E'<subscript>B</subscript></entry>
+	    <entry>256&nbsp;E'<subscript>Y</subscript>&nbsp;+&nbsp;16<footnote>
+		<para>Note JFIF quantizes
+Y'P<subscript>B</subscript>P<subscript>R</subscript> in range [0;+1] and
+[-0.5;+0.5] to <emphasis>257</emphasis> levels, however Y'CbCr signals
+are still clamped to [0;255].</para>
+	      </footnote></entry>
+	    <entry>256&nbsp;P<subscript>B,R</subscript>&nbsp;+&nbsp;128</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_COLORSPACE_SRGB</constant></entry>
+	    <entry>8</entry>
+	    <entry>[?]</entry>
+	    <entry>x&nbsp;=&nbsp;0.640, y&nbsp;=&nbsp;0.330</entry>
+	    <entry>x&nbsp;=&nbsp;0.300, y&nbsp;=&nbsp;0.600</entry>
+	    <entry>x&nbsp;=&nbsp;0.150, y&nbsp;=&nbsp;0.060</entry>
+	    <entry>x&nbsp;=&nbsp;0.3127, y&nbsp;=&nbsp;0.3290,
+	    Illuminant D<subscript>65</subscript></entry>
+	    <entry>E' = 4.5&nbsp;I&nbsp;for&nbsp;I&nbsp;&le;0.018,
+1.099&nbsp;I<superscript>0.45</superscript>&nbsp;-&nbsp;0.099&nbsp;for&nbsp;0.018&nbsp;&lt;&nbsp;I</entry>
+	    <entry spanname="spam">n/a</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+  <section id="pixfmt-indexed">
+    <title>Indexed Format</title>
+
+    <para>In this format each pixel is represented by an 8 bit index
+into a 256 entry ARGB palette. It is intended for <link
+linkend="osd">Video Output Overlays</link> only. There are no ioctls to
+access the palette, this must be done with ioctls of the Linux framebuffer API.</para>
+
+    <table pgwide="0" frame="none">
+      <title>Indexed Image Format</title>
+      <tgroup cols="37" align="center">
+	<colspec colname="id" align="left" />
+	<colspec colname="fourcc" />
+	<colspec colname="bit" />
+
+	<colspec colnum="4" colname="b07" align="center" />
+	<colspec colnum="5" colname="b06" align="center" />
+	<colspec colnum="6" colname="b05" align="center" />
+	<colspec colnum="7" colname="b04" align="center" />
+	<colspec colnum="8" colname="b03" align="center" />
+	<colspec colnum="9" colname="b02" align="center" />
+	<colspec colnum="10" colname="b01" align="center" />
+	<colspec colnum="11" colname="b00" align="center" />
+
+	<spanspec namest="b07" nameend="b00" spanname="b0" />
+	<spanspec namest="b17" nameend="b10" spanname="b1" />
+	<spanspec namest="b27" nameend="b20" spanname="b2" />
+	<spanspec namest="b37" nameend="b30" spanname="b3" />
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>&nbsp;</entry>
+	    <entry spanname="b0">Byte&nbsp;0</entry>
+	  </row>
+	  <row>
+	    <entry>&nbsp;</entry>
+	    <entry>&nbsp;</entry>
+	    <entry>Bit</entry>
+	    <entry>7</entry>
+	    <entry>6</entry>
+	    <entry>5</entry>
+	    <entry>4</entry>
+	    <entry>3</entry>
+	    <entry>2</entry>
+	    <entry>1</entry>
+	    <entry>0</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row id="V4L2-PIX-FMT-PAL8">
+	    <entry><constant>V4L2_PIX_FMT_PAL8</constant></entry>
+	    <entry>'PAL8'</entry>
+	    <entry></entry>
+	    <entry>i<subscript>7</subscript></entry>
+	    <entry>i<subscript>6</subscript></entry>
+	    <entry>i<subscript>5</subscript></entry>
+	    <entry>i<subscript>4</subscript></entry>
+	    <entry>i<subscript>3</subscript></entry>
+	    <entry>i<subscript>2</subscript></entry>
+	    <entry>i<subscript>1</subscript></entry>
+	    <entry>i<subscript>0</subscript></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+  <section id="pixfmt-rgb">
+    <title>RGB Formats</title>
+
+    &sub-packed-rgb;
+    &sub-sbggr8;
+    &sub-sgbrg8;
+    &sub-sgrbg8;
+    &sub-sbggr16;
+  </section>
+
+  <section id="yuv-formats">
+    <title>YUV Formats</title>
+
+    <para>YUV is the format native to TV broadcast and composite video
+signals. It separates the brightness information (Y) from the color
+information (U and V or Cb and Cr). The color information consists of
+red and blue <emphasis>color difference</emphasis> signals, this way
+the green component can be reconstructed by subtracting from the
+brightness component. See <xref linkend="colorspaces" /> for conversion
+examples. YUV was chosen because early television would only transmit
+brightness information. To add color in a way compatible with existing
+receivers a new signal carrier was added to transmit the color
+difference signals. Secondary in the YUV format the U and V components
+usually have lower resolution than the Y component. This is an analog
+video compression technique taking advantage of a property of the
+human visual system, being more sensitive to brightness
+information.</para>
+
+    &sub-packed-yuv;
+    &sub-grey;
+    &sub-y16;
+    &sub-yuyv;
+    &sub-uyvy;
+    &sub-yvyu;
+    &sub-vyuy;
+    &sub-y41p;
+    &sub-yuv420;
+    &sub-yuv410;
+    &sub-yuv422p;
+    &sub-yuv411p;
+    &sub-nv12;
+    &sub-nv16;
+  </section>
+
+  <section>
+    <title>Compressed Formats</title>
+
+    <table pgwide="1" frame="none" id="compressed-formats">
+      <title>Compressed Image Formats</title>
+      <tgroup cols="3" align="left">
+	&cs-def;
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>Details</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	 <row id="V4L2-PIX-FMT-JPEG">
+	    <entry><constant>V4L2_PIX_FMT_JPEG</constant></entry>
+	    <entry>'JPEG'</entry>
+	    <entry>TBD. See also &VIDIOC-G-JPEGCOMP;,
+	    &VIDIOC-S-JPEGCOMP;.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-MPEG">
+	    <entry><constant>V4L2_PIX_FMT_MPEG</constant></entry>
+	    <entry>'MPEG'</entry>
+	    <entry>MPEG stream. The actual format is determined by
+extended control <constant>V4L2_CID_MPEG_STREAM_TYPE</constant>, see
+<xref linkend="mpeg-control-id" />.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+  <section id="pixfmt-reserved">
+    <title>Reserved Format Identifiers</title>
+
+    <para>These formats are not defined by this specification, they
+are just listed for reference and to avoid naming conflicts. If you
+want to register your own format, send an e-mail to the linux-media mailing
+list &v4l-ml; for inclusion in the <filename>videodev2.h</filename>
+file. If you want to share your format with other developers add a
+link to your documentation and send a copy to the linux-media mailing list
+for inclusion in this section. If you think your format should be listed
+in a standard format section please make a proposal on the linux-media mailing
+list.</para>
+
+    <table pgwide="1" frame="none" id="reserved-formats">
+      <title>Reserved Image Formats</title>
+      <tgroup cols="3" align="left">
+	&cs-def;
+	<thead>
+	  <row>
+	    <entry>Identifier</entry>
+	    <entry>Code</entry>
+	    <entry>Details</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row id="V4L2-PIX-FMT-DV">
+	    <entry><constant>V4L2_PIX_FMT_DV</constant></entry>
+	    <entry>'dvsd'</entry>
+	    <entry>unknown</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-ET61X251">
+	    <entry><constant>V4L2_PIX_FMT_ET61X251</constant></entry>
+	    <entry>'E625'</entry>
+	    <entry>Compressed format of the ET61X251 driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-HI240">
+	    <entry><constant>V4L2_PIX_FMT_HI240</constant></entry>
+	    <entry>'HI24'</entry>
+	    <entry><para>8 bit RGB format used by the BTTV driver.</para></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-HM12">
+	    <entry><constant>V4L2_PIX_FMT_HM12</constant></entry>
+	    <entry>'HM12'</entry>
+	    <entry><para>YUV 4:2:0 format used by the
+IVTV driver, <ulink url="http://www.ivtvdriver.org/">
+http://www.ivtvdriver.org/</ulink></para><para>The format is documented in the
+kernel sources in the file <filename>Documentation/video4linux/cx2341x/README.hm12</filename>
+</para></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SPCA501">
+	    <entry><constant>V4L2_PIX_FMT_SPCA501</constant></entry>
+	    <entry>'S501'</entry>
+	    <entry>YUYV per line used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SPCA505">
+	    <entry><constant>V4L2_PIX_FMT_SPCA505</constant></entry>
+	    <entry>'S505'</entry>
+	    <entry>YYUV per line used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SPCA508">
+	    <entry><constant>V4L2_PIX_FMT_SPCA508</constant></entry>
+	    <entry>'S508'</entry>
+	    <entry>YUVY per line used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SPCA561">
+	    <entry><constant>V4L2_PIX_FMT_SPCA561</constant></entry>
+	    <entry>'S561'</entry>
+	    <entry>Compressed GBRG Bayer format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SGRBG10">
+	    <entry><constant>V4L2_PIX_FMT_SGRBG10</constant></entry>
+	    <entry>'DA10'</entry>
+	    <entry>10 bit raw Bayer, expanded to 16 bits.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SGRBG10DPCM8">
+	    <entry><constant>V4L2_PIX_FMT_SGRBG10DPCM8</constant></entry>
+	    <entry>'DB10'</entry>
+	    <entry>10 bit raw Bayer DPCM compressed to 8 bits.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-PAC207">
+	    <entry><constant>V4L2_PIX_FMT_PAC207</constant></entry>
+	    <entry>'P207'</entry>
+	    <entry>Compressed BGGR Bayer format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-MR97310A">
+	    <entry><constant>V4L2_PIX_FMT_MR97310A</constant></entry>
+	    <entry>'M310'</entry>
+	    <entry>Compressed BGGR Bayer format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-OV511">
+	    <entry><constant>V4L2_PIX_FMT_OV511</constant></entry>
+	    <entry>'O511'</entry>
+	    <entry>OV511 JPEG format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-OV518">
+	    <entry><constant>V4L2_PIX_FMT_OV518</constant></entry>
+	    <entry>'O518'</entry>
+	    <entry>OV518 JPEG format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-PJPG">
+	    <entry><constant>V4L2_PIX_FMT_PJPG</constant></entry>
+	    <entry>'PJPG'</entry>
+	    <entry>Pixart 73xx JPEG format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SQ905C">
+	    <entry><constant>V4L2_PIX_FMT_SQ905C</constant></entry>
+	    <entry>'905C'</entry>
+	    <entry>Compressed RGGB bayer format used by the gspca driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-MJPEG">
+	    <entry><constant>V4L2_PIX_FMT_MJPEG</constant></entry>
+	    <entry>'MJPG'</entry>
+	    <entry>Compressed format used by the Zoran driver</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-PWC1">
+	    <entry><constant>V4L2_PIX_FMT_PWC1</constant></entry>
+	    <entry>'PWC1'</entry>
+	    <entry>Compressed format of the PWC driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-PWC2">
+	    <entry><constant>V4L2_PIX_FMT_PWC2</constant></entry>
+	    <entry>'PWC2'</entry>
+	    <entry>Compressed format of the PWC driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SN9C10X">
+	    <entry><constant>V4L2_PIX_FMT_SN9C10X</constant></entry>
+	    <entry>'S910'</entry>
+	    <entry>Compressed format of the SN9C102 driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-SN9C20X-I420">
+	    <entry><constant>V4L2_PIX_FMT_SN9C20X_I420</constant></entry>
+	    <entry>'S920'</entry>
+	    <entry>YUV 4:2:0 format of the gspca sn9c20x driver.</entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-WNVA">
+	    <entry><constant>V4L2_PIX_FMT_WNVA</constant></entry>
+	    <entry>'WNVA'</entry>
+	    <entry><para>Used by the Winnov Videum driver, <ulink
+url="http://www.thedirks.org/winnov/">
+http://www.thedirks.org/winnov/</ulink></para></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-TM6000">
+	    <entry><constant>V4L2_PIX_FMT_TM6000</constant></entry>
+	    <entry>'TM60'</entry>
+	    <entry><para>Used by Trident tm6000</para></entry>
+	  </row>
+	  <row id="V4L2-PIX-FMT-YYUV">
+	    <entry><constant>V4L2_PIX_FMT_YYUV</constant></entry>
+	    <entry>'YYUV'</entry>
+	    <entry>unknown</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </section>
+
+  <!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+  -->
diff --git a/Documentation/DocBook/v4l/remote_controllers.xml b/Documentation/DocBook/v4l/remote_controllers.xml
new file mode 100644
index 000000000000..73f5eab091f4
--- /dev/null
+++ b/Documentation/DocBook/v4l/remote_controllers.xml
@@ -0,0 +1,175 @@
+<title>Remote Controllers</title>
+<section id="Remote_controllers_Intro">
+<title>Introduction</title>
+
+<para>Currently, most analog and digital devices have a Infrared input for remote controllers. Each
+manufacturer has their own type of control. It is not rare for the same manufacturer to ship different
+types of controls, depending on the device.</para>
+<para>Unfortunately, for several years, there was no effort to create uniform IR keycodes for
+different devices.  This caused the same IR keyname to be mapped completely differently on
+different IR devices. This resulted that the same IR keyname to be mapped completely different on
+different IR's. Due to that, V4L2 API now specifies a standard for mapping Media keys on IR.</para>
+<para>This standard should be used by both V4L/DVB drivers and userspace applications</para>
+<para>The modules register the remote as keyboard within the linux input layer. This means that the IR key strokes will look like normal keyboard key strokes (if CONFIG_INPUT_KEYBOARD is enabled). Using the event devices (CONFIG_INPUT_EVDEV) it is possible for applications to access the remote via /dev/input/event devices.</para>
+
+<table pgwide="1" frame="none" id="rc_standard_keymap">
+<title>IR default keymapping</title>
+<tgroup cols="3">
+&cs-str;
+<tbody valign="top">
+<row>
+<entry>Key code</entry>
+<entry>Meaning</entry>
+<entry>Key examples on IR</entry>
+</row>
+
+<row><entry><emphasis role="bold">Numeric keys</emphasis></entry></row>
+
+<row><entry><constant>KEY_0</constant></entry><entry>Keyboard digit 0</entry><entry>0</entry></row>
+<row><entry><constant>KEY_1</constant></entry><entry>Keyboard digit 1</entry><entry>1</entry></row>
+<row><entry><constant>KEY_2</constant></entry><entry>Keyboard digit 2</entry><entry>2</entry></row>
+<row><entry><constant>KEY_3</constant></entry><entry>Keyboard digit 3</entry><entry>3</entry></row>
+<row><entry><constant>KEY_4</constant></entry><entry>Keyboard digit 4</entry><entry>4</entry></row>
+<row><entry><constant>KEY_5</constant></entry><entry>Keyboard digit 5</entry><entry>5</entry></row>
+<row><entry><constant>KEY_6</constant></entry><entry>Keyboard digit 6</entry><entry>6</entry></row>
+<row><entry><constant>KEY_7</constant></entry><entry>Keyboard digit 7</entry><entry>7</entry></row>
+<row><entry><constant>KEY_8</constant></entry><entry>Keyboard digit 8</entry><entry>8</entry></row>
+<row><entry><constant>KEY_9</constant></entry><entry>Keyboard digit 9</entry><entry>9</entry></row>
+
+<row><entry><emphasis role="bold">Movie play control</emphasis></entry></row>
+
+<row><entry><constant>KEY_FORWARD</constant></entry><entry>Instantly advance in time</entry><entry>&gt;&gt; / FORWARD</entry></row>
+<row><entry><constant>KEY_BACK</constant></entry><entry>Instantly go back in time</entry><entry>&lt;&lt;&lt; / BACK</entry></row>
+<row><entry><constant>KEY_FASTFORWARD</constant></entry><entry>Play movie faster</entry><entry>&gt;&gt;&gt; / FORWARD</entry></row>
+<row><entry><constant>KEY_REWIND</constant></entry><entry>Play movie back</entry><entry>REWIND / BACKWARD</entry></row>
+<row><entry><constant>KEY_NEXT</constant></entry><entry>Select next chapter / sub-chapter / interval</entry><entry>NEXT / SKIP</entry></row>
+<row><entry><constant>KEY_PREVIOUS</constant></entry><entry>Select previous chapter / sub-chapter / interval</entry><entry>&lt;&lt; /  PREV / PREVIOUS</entry></row>
+<row><entry><constant>KEY_AGAIN</constant></entry><entry>Repeat the video or a video interval</entry><entry>REPEAT / LOOP / RECALL</entry></row>
+<row><entry><constant>KEY_PAUSE</constant></entry><entry>Pause sroweam</entry><entry>PAUSE / FREEZE</entry></row>
+<row><entry><constant>KEY_PLAY</constant></entry><entry>Play movie at the normal timeshift</entry><entry>NORMAL TIMESHIFT / LIVE / &gt;</entry></row>
+<row><entry><constant>KEY_PLAYPAUSE</constant></entry><entry>Alternate between play and pause</entry><entry>PLAY / PAUSE</entry></row>
+<row><entry><constant>KEY_STOP</constant></entry><entry>Stop sroweam</entry><entry>STOP</entry></row>
+<row><entry><constant>KEY_RECORD</constant></entry><entry>Start/stop recording sroweam</entry><entry>CAPTURE / REC / RECORD/PAUSE</entry></row>
+<row><entry><constant>KEY_CAMERA</constant></entry><entry>Take a picture of the image</entry><entry>CAMERA ICON / CAPTURE / SNAPSHOT</entry></row>
+<row><entry><constant>KEY_SHUFFLE</constant></entry><entry>Enable shuffle mode</entry><entry>SHUFFLE</entry></row>
+<row><entry><constant>KEY_TIME</constant></entry><entry>Activate time shift mode</entry><entry>TIME SHIFT</entry></row>
+<row><entry><constant>KEY_TITLE</constant></entry><entry>Allow changing the chapter</entry><entry>CHAPTER</entry></row>
+<row><entry><constant>KEY_SUBTITLE</constant></entry><entry>Allow changing the subtitle</entry><entry>SUBTITLE</entry></row>
+
+<row><entry><emphasis role="bold">Image control</emphasis></entry></row>
+
+<row><entry><constant>KEY_BRIGHTNESSDOWN</constant></entry><entry>Decrease Brightness</entry><entry>BRIGHTNESS DECREASE</entry></row>
+<row><entry><constant>KEY_BRIGHTNESSUP</constant></entry><entry>Increase Brightness</entry><entry>BRIGHTNESS INCREASE</entry></row>
+
+<row><entry><constant>KEY_ANGLE</constant></entry><entry>Switch video camera angle (on videos with more than one angle stored)</entry><entry>ANGLE / SWAP</entry></row>
+<row><entry><constant>KEY_EPG</constant></entry><entry>Open the Elecrowonic Play Guide (EPG)</entry><entry>EPG / GUIDE</entry></row>
+<row><entry><constant>KEY_TEXT</constant></entry><entry>Activate/change closed caption mode</entry><entry>CLOSED CAPTION/TELETEXT / DVD TEXT / TELETEXT / TTX</entry></row>
+
+<row><entry><emphasis role="bold">Audio control</emphasis></entry></row>
+
+<row><entry><constant>KEY_AUDIO</constant></entry><entry>Change audio source</entry><entry>AUDIO SOURCE / AUDIO / MUSIC</entry></row>
+<row><entry><constant>KEY_MUTE</constant></entry><entry>Mute/unmute audio</entry><entry>MUTE / DEMUTE / UNMUTE</entry></row>
+<row><entry><constant>KEY_VOLUMEDOWN</constant></entry><entry>Decrease volume</entry><entry>VOLUME- / VOLUME DOWN</entry></row>
+<row><entry><constant>KEY_VOLUMEUP</constant></entry><entry>Increase volume</entry><entry>VOLUME+ / VOLUME UP</entry></row>
+<row><entry><constant>KEY_MODE</constant></entry><entry>Change sound mode</entry><entry>MONO/STEREO</entry></row>
+<row><entry><constant>KEY_LANGUAGE</constant></entry><entry>Select Language</entry><entry>1ST / 2ND LANGUAGE / DVD LANG / MTS/SAP / MTS SEL</entry></row>
+
+<row><entry><emphasis role="bold">Channel control</emphasis></entry></row>
+
+<row><entry><constant>KEY_CHANNEL</constant></entry><entry>Go to the next favorite channel</entry><entry>ALT / CHANNEL / CH SURFING / SURF / FAV</entry></row>
+<row><entry><constant>KEY_CHANNELDOWN</constant></entry><entry>Decrease channel sequencially</entry><entry>CHANNEL - / CHANNEL DOWN / DOWN</entry></row>
+<row><entry><constant>KEY_CHANNELUP</constant></entry><entry>Increase channel sequencially</entry><entry>CHANNEL + / CHANNEL UP / UP</entry></row>
+<row><entry><constant>KEY_DIGITS</constant></entry><entry>Use more than one digit for channel</entry><entry>PLUS / 100/ 1xx / xxx /  -/--  / Single Double Triple Digit</entry></row>
+<row><entry><constant>KEY_SEARCH</constant></entry><entry>Start channel autoscan</entry><entry>SCAN / AUTOSCAN</entry></row>
+
+<row><entry><emphasis role="bold">Colored keys</emphasis></entry></row>
+
+<row><entry><constant>KEY_BLUE</constant></entry><entry>IR Blue key</entry><entry>BLUE</entry></row>
+<row><entry><constant>KEY_GREEN</constant></entry><entry>IR Green Key</entry><entry>GREEN</entry></row>
+<row><entry><constant>KEY_RED</constant></entry><entry>IR Red key</entry><entry>RED</entry></row>
+<row><entry><constant>KEY_YELLOW</constant></entry><entry>IR Yellow key</entry><entry> YELLOW</entry></row>
+
+<row><entry><emphasis role="bold">Media selection</emphasis></entry></row>
+
+<row><entry><constant>KEY_CD</constant></entry><entry>Change input source to Compact Disc</entry><entry>CD</entry></row>
+<row><entry><constant>KEY_DVD</constant></entry><entry>Change input to DVD</entry><entry>DVD / DVD MENU</entry></row>
+<row><entry><constant>KEY_EJECTCLOSECD</constant></entry><entry>Open/close the CD/DVD player</entry><entry>-&gt; ) / CLOSE / OPEN</entry></row>
+
+<row><entry><constant>KEY_MEDIA</constant></entry><entry>Turn on/off Media application</entry><entry>PC/TV /  TURN ON/OFF APP</entry></row>
+<row><entry><constant>KEY_PC</constant></entry><entry>Selects from TV to PC</entry><entry>PC</entry></row>
+<row><entry><constant>KEY_RADIO</constant></entry><entry>Put into AM/FM radio mode</entry><entry>RADIO / TV/FM / TV/RADIO / FM / FM/RADIO</entry></row>
+<row><entry><constant>KEY_TV</constant></entry><entry>Select tv mode</entry><entry>TV / LIVE TV</entry></row>
+<row><entry><constant>KEY_TV2</constant></entry><entry>Select Cable mode</entry><entry>AIR/CBL</entry></row>
+<row><entry><constant>KEY_VCR</constant></entry><entry>Select VCR mode</entry><entry>VCR MODE / DTR</entry></row>
+<row><entry><constant>KEY_VIDEO</constant></entry><entry>Alternate between input modes</entry><entry>SOURCE / SELECT / DISPLAY / SWITCH INPUTS / VIDEO</entry></row>
+
+<row><entry><emphasis role="bold">Power control</emphasis></entry></row>
+
+<row><entry><constant>KEY_POWER</constant></entry><entry>Turn on/off computer</entry><entry>SYSTEM POWER / COMPUTER POWER</entry></row>
+<row><entry><constant>KEY_POWER2</constant></entry><entry>Turn on/off application</entry><entry>TV ON/OFF / POWER</entry></row>
+<row><entry><constant>KEY_SLEEP</constant></entry><entry>Activate sleep timer</entry><entry>SLEEP / SLEEP TIMER</entry></row>
+<row><entry><constant>KEY_SUSPEND</constant></entry><entry>Put computer into suspend mode</entry><entry>STANDBY / SUSPEND</entry></row>
+
+<row><entry><emphasis role="bold">Window control</emphasis></entry></row>
+
+<row><entry><constant>KEY_CLEAR</constant></entry><entry>Stop sroweam and return to default input video/audio</entry><entry>CLEAR / RESET / BOSS KEY</entry></row>
+<row><entry><constant>KEY_CYCLEWINDOWS</constant></entry><entry>Minimize windows and move to the next one</entry><entry>ALT-TAB / MINIMIZE / DESKTOP</entry></row>
+<row><entry><constant>KEY_FAVORITES</constant></entry><entry>Open the favorites sroweam window</entry><entry>TV WALL / Favorites</entry></row>
+<row><entry><constant>KEY_MENU</constant></entry><entry>Call application menu</entry><entry>2ND CONTROLS (USA: MENU) / DVD/MENU / SHOW/HIDE CTRL</entry></row>
+<row><entry><constant>KEY_NEW</constant></entry><entry>Open/Close Picture in Picture</entry><entry>PIP</entry></row>
+<row><entry><constant>KEY_OK</constant></entry><entry>Send a confirmation code to application</entry><entry>OK / ENTER / RETURN</entry></row>
+<row><entry><constant>KEY_SCREEN</constant></entry><entry>Select screen aspect ratio</entry><entry>4:3 16:9 SELECT</entry></row>
+<row><entry><constant>KEY_ZOOM</constant></entry><entry>Put device into zoom/full screen mode</entry><entry>ZOOM / FULL SCREEN / ZOOM+ / HIDE PANNEL / SWITCH</entry></row>
+
+<row><entry><emphasis role="bold">Navigation keys</emphasis></entry></row>
+
+<row><entry><constant>KEY_ESC</constant></entry><entry>Cancel current operation</entry><entry>CANCEL / BACK</entry></row>
+<row><entry><constant>KEY_HELP</constant></entry><entry>Open a Help window</entry><entry>HELP</entry></row>
+<row><entry><constant>KEY_HOMEPAGE</constant></entry><entry>Navigate to Homepage</entry><entry>HOME</entry></row>
+<row><entry><constant>KEY_INFO</constant></entry><entry>Open On Screen Display</entry><entry>DISPLAY INFORMATION / OSD</entry></row>
+<row><entry><constant>KEY_WWW</constant></entry><entry>Open the default browser</entry><entry>WEB</entry></row>
+<row><entry><constant>KEY_UP</constant></entry><entry>Up key</entry><entry>UP</entry></row>
+<row><entry><constant>KEY_DOWN</constant></entry><entry>Down key</entry><entry>DOWN</entry></row>
+<row><entry><constant>KEY_LEFT</constant></entry><entry>Left key</entry><entry>LEFT</entry></row>
+<row><entry><constant>KEY_RIGHT</constant></entry><entry>Right key</entry><entry>RIGHT</entry></row>
+
+<row><entry><emphasis role="bold">Miscelaneous keys</emphasis></entry></row>
+
+<row><entry><constant>KEY_DOT</constant></entry><entry>Return a dot</entry><entry>.</entry></row>
+<row><entry><constant>KEY_FN</constant></entry><entry>Select a function</entry><entry>FUNCTION</entry></row>
+
+</tbody>
+</tgroup>
+</table>
+
+<para>It should be noticed that, sometimes, there some fundamental missing keys at some cheaper IR's. Due to that, it is recommended to:</para>
+
+<table pgwide="1" frame="none" id="rc_keymap_notes">
+<title>Notes</title>
+<tgroup cols="1">
+&cs-str;
+<tbody valign="top">
+<row>
+<entry>On simpler IR's, without separate channel keys, you need to map UP as <constant>KEY_CHANNELUP</constant></entry>
+</row><row>
+<entry>On simpler IR's, without separate channel keys, you need to map DOWN as <constant>KEY_CHANNELDOWN</constant></entry>
+</row><row>
+<entry>On simpler IR's, without separate volume keys, you need to map LEFT as <constant>KEY_VOLUMEDOWN</constant></entry>
+</row><row>
+<entry>On simpler IR's, without separate volume keys, you need to map RIGHT as <constant>KEY_VOLUMEUP</constant></entry>
+</row>
+</tbody>
+</tgroup>
+</table>
+
+</section>
+
+<section id="Remote_controllers_table_change">
+<title>Changing default Remote Controller mappings</title>
+<para>The event interface provides two ioctls to be used against
+the /dev/input/event device, to allow changing the default
+keymapping.</para>
+
+<para>This program demonstrates how to replace the keymap tables.</para>
+&sub-keytable-c;
+</section>
diff --git a/Documentation/DocBook/v4l/v4l2.xml b/Documentation/DocBook/v4l/v4l2.xml
new file mode 100644
index 000000000000..937b4157a5d0
--- /dev/null
+++ b/Documentation/DocBook/v4l/v4l2.xml
@@ -0,0 +1,479 @@
+ <partinfo>
+    <authorgroup>
+      <author>
+	<firstname>Michael</firstname>
+	<surname>Schimek</surname>
+	<othername role="mi">H</othername>
+	<affiliation>
+	  <address>
+	    <email>mschimek@gmx.at</email>
+	  </address>
+	</affiliation>
+      </author>
+
+      <author>
+	<firstname>Bill</firstname>
+	<surname>Dirks</surname>
+	<!-- Commented until Bill opts in to be spammed.
+	<affiliation>
+	  <address>
+	    <email>bill@thedirks.org</email>
+	  </address>
+	</affiliation> -->
+	<contrib>Original author of the V4L2 API and
+documentation.</contrib>
+      </author>
+
+      <author>
+	<firstname>Hans</firstname>
+	<surname>Verkuil</surname>
+	<contrib>Designed and documented the VIDIOC_LOG_STATUS ioctl,
+the extended control ioctls and major parts of the sliced VBI
+API.</contrib>
+	<affiliation>
+	  <address>
+	    <email>hverkuil@xs4all.nl</email>
+	  </address>
+	</affiliation>
+      </author>
+
+      <author>
+	<firstname>Martin</firstname>
+	<surname>Rubli</surname>
+	<!--
+	<affiliation>
+	  <address>
+	    <email>martin_rubli@logitech.com</email>
+	  </address>
+	</affiliation> -->
+	<contrib>Designed and documented the VIDIOC_ENUM_FRAMESIZES
+and VIDIOC_ENUM_FRAMEINTERVALS ioctls.</contrib>
+      </author>
+
+      <author>
+	<firstname>Andy</firstname>
+	<surname>Walls</surname>
+	<contrib>Documented the fielded V4L2_MPEG_STREAM_VBI_FMT_IVTV
+MPEG stream embedded, sliced VBI data format in this specification.
+</contrib>
+	<affiliation>
+	  <address>
+	    <email>awalls@radix.net</email>
+	  </address>
+	</affiliation>
+      </author>
+
+      <author>
+	<firstname>Mauro</firstname>
+	<surname>Carvalho Chehab</surname>
+	<contrib>Documented libv4l, designed and added v4l2grab example,
+Remote Controller chapter.</contrib>
+	<affiliation>
+	  <address>
+	    <email>mchehab@redhat.com</email>
+	  </address>
+	</affiliation>
+      </author>
+    </authorgroup>
+
+    <copyright>
+      <year>1999</year>
+      <year>2000</year>
+      <year>2001</year>
+      <year>2002</year>
+      <year>2003</year>
+      <year>2004</year>
+      <year>2005</year>
+      <year>2006</year>
+      <year>2007</year>
+      <year>2008</year>
+      <year>2009</year>
+      <holder>Bill Dirks, Michael H. Schimek, Hans Verkuil, Martin
+Rubli, Andy Walls, Mauro Carvalho Chehab</holder>
+    </copyright>
+    <legalnotice>
+    <para>Except when explicitly stated as GPL, programming examples within
+	    this part can be used and distributed without restrictions.</para>
+    </legalnotice>
+    <revhistory>
+      <!-- Put document revisions here, newest first. -->
+      <!-- API revisions (changes and additions of defines, enums,
+structs, ioctls) must be noted in more detail in the history chapter
+(compat.sgml), along with the possible impact on existing drivers and
+applications. -->
+
+      <revision>
+	<revnumber>2.6.32</revnumber>
+	<date>2009-08-31</date>
+	<authorinitials>mcc</authorinitials>
+	<revremark>Now, revisions will match the kernel version where
+the V4L2 API changes will be used by the Linux Kernel.
+Also added Remote Controller chapter.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.29</revnumber>
+	<date>2009-08-26</date>
+	<authorinitials>ev</authorinitials>
+	<revremark>Added documentation for string controls and for FM Transmitter controls.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.28</revnumber>
+	<date>2009-08-26</date>
+	<authorinitials>gl</authorinitials>
+	<revremark>Added V4L2_CID_BAND_STOP_FILTER documentation.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.27</revnumber>
+	<date>2009-08-15</date>
+	<authorinitials>mcc</authorinitials>
+	<revremark>Added libv4l and Remote Controller documentation;
+added v4l2grab and keytable application examples.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.26</revnumber>
+	<date>2009-07-23</date>
+	<authorinitials>hv</authorinitials>
+	<revremark>Finalized the RDS capture API. Added modulator and RDS encoder
+capabilities. Added support for string controls.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.25</revnumber>
+	<date>2009-01-18</date>
+	<authorinitials>hv</authorinitials>
+	<revremark>Added pixel formats VYUY, NV16 and NV61, and changed
+the debug ioctls VIDIOC_DBG_G/S_REGISTER and VIDIOC_DBG_G_CHIP_IDENT.
+Added camera controls V4L2_CID_ZOOM_ABSOLUTE, V4L2_CID_ZOOM_RELATIVE,
+V4L2_CID_ZOOM_CONTINUOUS and V4L2_CID_PRIVACY.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.24</revnumber>
+	<date>2008-03-04</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Added pixel formats Y16 and SBGGR16, new controls
+and a camera controls class. Removed VIDIOC_G/S_MPEGCOMP.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.23</revnumber>
+	<date>2007-08-30</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Fixed a typo in VIDIOC_DBG_G/S_REGISTER.
+Clarified the byte order of packed pixel formats.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.22</revnumber>
+	<date>2007-08-29</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Added the Video Output Overlay interface, new MPEG
+controls, V4L2_FIELD_INTERLACED_TB and V4L2_FIELD_INTERLACED_BT,
+VIDIOC_DBG_G/S_REGISTER, VIDIOC_(TRY_)ENCODER_CMD,
+VIDIOC_G_CHIP_IDENT, VIDIOC_G_ENC_INDEX, new pixel formats.
+Clarifications in the cropping chapter, about RGB pixel formats, the
+mmap(), poll(), select(), read() and write() functions. Typographical
+fixes.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.21</revnumber>
+	<date>2006-12-19</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Fixed a link in the VIDIOC_G_EXT_CTRLS section.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.20</revnumber>
+	<date>2006-11-24</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Clarified the purpose of the audioset field in
+struct v4l2_input and v4l2_output.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.19</revnumber>
+	<date>2006-10-19</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Documented V4L2_PIX_FMT_RGB444.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.18</revnumber>
+	<date>2006-10-18</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Added the description of extended controls by Hans
+Verkuil. Linked V4L2_PIX_FMT_MPEG to V4L2_CID_MPEG_STREAM_TYPE.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.17</revnumber>
+	<date>2006-10-12</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Corrected V4L2_PIX_FMT_HM12 description.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.16</revnumber>
+	<date>2006-10-08</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>VIDIOC_ENUM_FRAMESIZES and
+VIDIOC_ENUM_FRAMEINTERVALS are now part of the API.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.15</revnumber>
+	<date>2006-09-23</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Cleaned up the bibliography, added BT.653 and
+BT.1119. capture.c/start_capturing() for user pointer I/O did not
+initialize the buffer index. Documented the V4L MPEG and MJPEG
+VID_TYPEs and V4L2_PIX_FMT_SBGGR8. Updated the list of reserved pixel
+formats. See the history chapter for API changes.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.14</revnumber>
+	<date>2006-09-14</date>
+	<authorinitials>mr</authorinitials>
+	<revremark>Added VIDIOC_ENUM_FRAMESIZES and
+VIDIOC_ENUM_FRAMEINTERVALS proposal for frame format enumeration of
+digital devices.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.13</revnumber>
+	<date>2006-04-07</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Corrected the description of struct v4l2_window
+clips. New V4L2_STD_ and V4L2_TUNER_MODE_LANG1_LANG2
+defines.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.12</revnumber>
+	<date>2006-02-03</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Corrected the description of struct
+v4l2_captureparm and v4l2_outputparm.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.11</revnumber>
+	<date>2006-01-27</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Improved the description of struct
+v4l2_tuner.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.10</revnumber>
+	<date>2006-01-10</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>VIDIOC_G_INPUT and VIDIOC_S_PARM
+clarifications.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.9</revnumber>
+	<date>2005-11-27</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Improved the 525 line numbering diagram. Hans
+Verkuil and I rewrote the sliced VBI section. He also contributed a
+VIDIOC_LOG_STATUS page. Fixed VIDIOC_S_STD call in the video standard
+selection example. Various updates.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.8</revnumber>
+	<date>2004-10-04</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Somehow a piece of junk slipped into the capture
+example, removed.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.7</revnumber>
+	<date>2004-09-19</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Fixed video standard selection, control
+enumeration, downscaling and aspect example. Added read and user
+pointer i/o to video capture example.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.6</revnumber>
+	<date>2004-08-01</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>v4l2_buffer changes, added video capture example,
+various corrections.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.5</revnumber>
+	<date>2003-11-05</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Pixel format erratum.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.4</revnumber>
+	<date>2003-09-17</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Corrected source and Makefile to generate a PDF.
+SGML fixes. Added latest API changes. Closed gaps in the history
+chapter.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.3</revnumber>
+	<date>2003-02-05</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Another draft, more corrections.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.2</revnumber>
+	<date>2003-01-15</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>Second draft, with corrections pointed out by Gerd
+Knorr.</revremark>
+      </revision>
+
+      <revision>
+	<revnumber>0.1</revnumber>
+	<date>2002-12-01</date>
+	<authorinitials>mhs</authorinitials>
+	<revremark>First draft, based on documentation by Bill Dirks
+and discussions on the V4L mailing list.</revremark>
+      </revision>
+    </revhistory>
+</partinfo>
+
+<title>Video for Linux Two API Specification</title>
+ <subtitle>Revision 2.6.32</subtitle>
+
+  <chapter id="common">
+    &sub-common;
+  </chapter>
+
+  <chapter id="pixfmt">
+    &sub-pixfmt;
+  </chapter>
+
+  <chapter id="io">
+    &sub-io;
+  </chapter>
+
+  <chapter id="devices">
+    <title>Interfaces</title>
+
+    <section id="capture"> &sub-dev-capture; </section>
+    <section id="overlay"> &sub-dev-overlay; </section>
+    <section id="output"> &sub-dev-output; </section>
+    <section id="osd"> &sub-dev-osd; </section>
+    <section id="codec"> &sub-dev-codec; </section>
+    <section id="effect"> &sub-dev-effect; </section>
+    <section id="raw-vbi"> &sub-dev-raw-vbi; </section>
+    <section id="sliced"> &sub-dev-sliced-vbi; </section>
+    <section id="ttx"> &sub-dev-teletext; </section>
+    <section id="radio"> &sub-dev-radio; </section>
+    <section id="rds"> &sub-dev-rds; </section>
+  </chapter>
+
+  <chapter id="driver">
+	  &sub-driver;
+  </chapter>
+
+  <chapter id="libv4l">
+	  &sub-libv4l;
+  </chapter>
+
+  <chapter id="compat">
+	  &sub-compat;
+  </chapter>
+
+  <appendix id="user-func">
+  <title>Function Reference</title>
+
+    <!-- Keep this alphabetically sorted. -->
+
+    &sub-close;
+    &sub-ioctl;
+    <!-- All ioctls go here. -->
+    &sub-cropcap;
+    &sub-dbg-g-chip-ident;
+    &sub-dbg-g-register;
+    &sub-encoder-cmd;
+    &sub-enumaudio;
+    &sub-enumaudioout;
+    &sub-enum-fmt;
+    &sub-enum-framesizes;
+    &sub-enum-frameintervals;
+    &sub-enuminput;
+    &sub-enumoutput;
+    &sub-enumstd;
+    &sub-g-audio;
+    &sub-g-audioout;
+    &sub-g-crop;
+    &sub-g-ctrl;
+    &sub-g-enc-index;
+    &sub-g-ext-ctrls;
+    &sub-g-fbuf;
+    &sub-g-fmt;
+    &sub-g-frequency;
+    &sub-g-input;
+    &sub-g-jpegcomp;
+    &sub-g-modulator;
+    &sub-g-output;
+    &sub-g-parm;
+    &sub-g-priority;
+    &sub-g-sliced-vbi-cap;
+    &sub-g-std;
+    &sub-g-tuner;
+    &sub-log-status;
+    &sub-overlay;
+    &sub-qbuf;
+    &sub-querybuf;
+    &sub-querycap;
+    &sub-queryctrl;
+    &sub-querystd;
+    &sub-reqbufs;
+    &sub-s-hw-freq-seek;
+    &sub-streamon;
+    <!-- End of ioctls. -->
+    &sub-mmap;
+    &sub-munmap;
+    &sub-open;
+    &sub-poll;
+    &sub-read;
+    &sub-select;
+    &sub-write;
+  </appendix>
+
+  <appendix id="videodev">
+    <title>Video For Linux Two Header File</title>
+    &sub-videodev2-h;
+  </appendix>
+
+  <appendix id="capture-example">
+    <title>Video Capture Example</title>
+    &sub-capture-c;
+  </appendix>
+
+  <appendix id="v4l2grab-example">
+    <title>Video Grabber example using libv4l</title>
+    <para>This program demonstrates how to grab V4L2 images in ppm format by
+using libv4l handlers. The advantage is that this grabber can potentially work
+with any V4L2 driver.</para>
+    &sub-v4l2grab-c;
+  </appendix>
+
+  &sub-media-indices;
+
+  &sub-biblio;
+
diff --git a/Documentation/DocBook/v4l/v4l2grab.c.xml b/Documentation/DocBook/v4l/v4l2grab.c.xml
new file mode 100644
index 000000000000..bed12e40be27
--- /dev/null
+++ b/Documentation/DocBook/v4l/v4l2grab.c.xml
@@ -0,0 +1,164 @@
+<programlisting>
+/* V4L2 video picture grabber
+   Copyright (C) 2009 Mauro Carvalho Chehab &lt;mchehab@infradead.org&gt;
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation version 2 of the License.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+ */
+
+#include &lt;stdio.h&gt;
+#include &lt;stdlib.h&gt;
+#include &lt;string.h&gt;
+#include &lt;fcntl.h&gt;
+#include &lt;errno.h&gt;
+#include &lt;sys/ioctl.h&gt;
+#include &lt;sys/types.h&gt;
+#include &lt;sys/time.h&gt;
+#include &lt;sys/mman.h&gt;
+#include &lt;linux/videodev2.h&gt;
+#include "../libv4l/include/libv4l2.h"
+
+#define CLEAR(x) memset(&amp;(x), 0, sizeof(x))
+
+struct buffer {
+        void   *start;
+        size_t length;
+};
+
+static void xioctl(int fh, int request, void *arg)
+{
+        int r;
+
+        do {
+                r = v4l2_ioctl(fh, request, arg);
+        } while (r == -1 &amp;&amp; ((errno == EINTR) || (errno == EAGAIN)));
+
+        if (r == -1) {
+                fprintf(stderr, "error %d, %s\n", errno, strerror(errno));
+                exit(EXIT_FAILURE);
+        }
+}
+
+int main(int argc, char **argv)
+{
+        struct <link linkend="v4l2-format">v4l2_format</link>              fmt;
+        struct <link linkend="v4l2-buffer">v4l2_buffer</link>              buf;
+        struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>      req;
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>              type;
+        fd_set                          fds;
+        struct timeval                  tv;
+        int                             r, fd = -1;
+        unsigned int                    i, n_buffers;
+        char                            *dev_name = "/dev/video0";
+        char                            out_name[256];
+        FILE                            *fout;
+        struct buffer                   *buffers;
+
+        fd = v4l2_open(dev_name, O_RDWR | O_NONBLOCK, 0);
+        if (fd &lt; 0) {
+                perror("Cannot open device");
+                exit(EXIT_FAILURE);
+        }
+
+        CLEAR(fmt);
+        fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        fmt.fmt.pix.width       = 640;
+        fmt.fmt.pix.height      = 480;
+        fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_RGB24;
+        fmt.fmt.pix.field       = V4L2_FIELD_INTERLACED;
+        xioctl(fd, VIDIOC_S_FMT, &amp;fmt);
+        if (fmt.fmt.pix.pixelformat != V4L2_PIX_FMT_RGB24) {
+                printf("Libv4l didn't accept RGB24 format. Can't proceed.\n");
+                exit(EXIT_FAILURE);
+        }
+        if ((fmt.fmt.pix.width != 640) || (fmt.fmt.pix.height != 480))
+                printf("Warning: driver is sending image at %dx%d\n",
+                        fmt.fmt.pix.width, fmt.fmt.pix.height);
+
+        CLEAR(req);
+        req.count = 2;
+        req.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        req.memory = V4L2_MEMORY_MMAP;
+        xioctl(fd, VIDIOC_REQBUFS, &amp;req);
+
+        buffers = calloc(req.count, sizeof(*buffers));
+        for (n_buffers = 0; n_buffers &lt; req.count; ++n_buffers) {
+                CLEAR(buf);
+
+                buf.type        = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory      = V4L2_MEMORY_MMAP;
+                buf.index       = n_buffers;
+
+                xioctl(fd, VIDIOC_QUERYBUF, &amp;buf);
+
+                buffers[n_buffers].length = buf.length;
+                buffers[n_buffers].start = v4l2_mmap(NULL, buf.length,
+                              PROT_READ | PROT_WRITE, MAP_SHARED,
+                              fd, buf.m.offset);
+
+                if (MAP_FAILED == buffers[n_buffers].start) {
+                        perror("mmap");
+                        exit(EXIT_FAILURE);
+                }
+        }
+
+        for (i = 0; i &lt; n_buffers; ++i) {
+                CLEAR(buf);
+                buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory = V4L2_MEMORY_MMAP;
+                buf.index = i;
+                xioctl(fd, VIDIOC_QBUF, &amp;buf);
+        }
+        type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+        xioctl(fd, VIDIOC_STREAMON, &amp;type);
+        for (i = 0; i &lt; 20; i++) {
+                do {
+                        FD_ZERO(&amp;fds);
+                        FD_SET(fd, &amp;fds);
+
+                        /* Timeout. */
+                        tv.tv_sec = 2;
+                        tv.tv_usec = 0;
+
+                        r = select(fd + 1, &amp;fds, NULL, NULL, &amp;tv);
+                } while ((r == -1 &amp;&amp; (errno = EINTR)));
+                if (r == -1) {
+                        perror("select");
+                        return errno;
+                }
+
+                CLEAR(buf);
+                buf.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+                buf.memory = V4L2_MEMORY_MMAP;
+                xioctl(fd, VIDIOC_DQBUF, &amp;buf);
+
+                sprintf(out_name, "out%03d.ppm", i);
+                fout = fopen(out_name, "w");
+                if (!fout) {
+                        perror("Cannot open image");
+                        exit(EXIT_FAILURE);
+                }
+                fprintf(fout, "P6\n%d %d 255\n",
+                        fmt.fmt.pix.width, fmt.fmt.pix.height);
+                fwrite(buffers[buf.index].start, buf.bytesused, 1, fout);
+                fclose(fout);
+
+                xioctl(fd, VIDIOC_QBUF, &amp;buf);
+        }
+
+        type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+        xioctl(fd, VIDIOC_STREAMOFF, &amp;type);
+        for (i = 0; i &lt; n_buffers; ++i)
+                v4l2_munmap(buffers[i].start, buffers[i].length);
+        v4l2_close(fd);
+
+        return 0;
+}
+</programlisting>
diff --git a/Documentation/DocBook/v4l/vbi_525.gif b/Documentation/DocBook/v4l/vbi_525.gif
new file mode 100644
index 000000000000..5580b690d504
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_525.gif
diff --git a/Documentation/DocBook/v4l/vbi_525.pdf b/Documentation/DocBook/v4l/vbi_525.pdf
new file mode 100644
index 000000000000..9e72c25b208d
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_525.pdf
diff --git a/Documentation/DocBook/v4l/vbi_625.gif b/Documentation/DocBook/v4l/vbi_625.gif
new file mode 100644
index 000000000000..34e3251983c4
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_625.gif
diff --git a/Documentation/DocBook/v4l/vbi_625.pdf b/Documentation/DocBook/v4l/vbi_625.pdf
new file mode 100644
index 000000000000..765235e33a4d
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_625.pdf
diff --git a/Documentation/DocBook/v4l/vbi_hsync.gif b/Documentation/DocBook/v4l/vbi_hsync.gif
new file mode 100644
index 000000000000..b02434d3b356
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_hsync.gif
diff --git a/Documentation/DocBook/v4l/vbi_hsync.pdf b/Documentation/DocBook/v4l/vbi_hsync.pdf
new file mode 100644
index 000000000000..200b668189bf
--- /dev/null
+++ b/Documentation/DocBook/v4l/vbi_hsync.pdf
diff --git a/Documentation/DocBook/v4l/videodev2.h.xml b/Documentation/DocBook/v4l/videodev2.h.xml
new file mode 100644
index 000000000000..97002060ac4f
--- /dev/null
+++ b/Documentation/DocBook/v4l/videodev2.h.xml
@@ -0,0 +1,1640 @@
+<programlisting>
+/*
+ *  Video for Linux Two header file
+ *
+ *  Copyright (C) 1999-2007 the contributors
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  Alternatively you can redistribute this file under the terms of the
+ *  BSD license as stated below:
+ *
+ *  Redistribution and use in source and binary forms, with or without
+ *  modification, are permitted provided that the following conditions
+ *  are met:
+ *  1. Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *  2. Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in
+ *     the documentation and/or other materials provided with the
+ *     distribution.
+ *  3. The names of its contributors may not be used to endorse or promote
+ *     products derived from this software without specific prior written
+ *     permission.
+ *
+ *  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ *  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ *  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ *  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ *  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ *  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED
+ *  TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
+ *  PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
+ *  LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
+ *  NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
+ *  SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ *      Header file for v4l or V4L2 drivers and applications
+ * with public API.
+ * All kernel-specific stuff were moved to media/v4l2-dev.h, so
+ * no #if __KERNEL tests are allowed here
+ *
+ *      See http://linuxtv.org for more info
+ *
+ *      Author: Bill Dirks &lt;bill@thedirks.org&gt;
+ *              Justin Schoeman
+ *              Hans Verkuil &lt;hverkuil@xs4all.nl&gt;
+ *              et al.
+ */
+#ifndef __LINUX_VIDEODEV2_H
+#define __LINUX_VIDEODEV2_H
+
+#ifdef __KERNEL__
+#include &lt;linux/time.h&gt;     /* need struct timeval */
+#else
+#include &lt;sys/time.h&gt;
+#endif
+#include &lt;linux/compiler.h&gt;
+#include &lt;linux/ioctl.h&gt;
+#include &lt;linux/types.h&gt;
+
+/*
+ * Common stuff for both V4L1 and V4L2
+ * Moved from videodev.h
+ */
+#define VIDEO_MAX_FRAME               32
+
+#ifndef __KERNEL__
+
+/* These defines are V4L1 specific and should not be used with the V4L2 API!
+   They will be removed from this header in the future. */
+
+#define VID_TYPE_CAPTURE        1       /* Can capture */
+#define VID_TYPE_TUNER          2       /* Can tune */
+#define VID_TYPE_TELETEXT       4       /* Does teletext */
+#define VID_TYPE_OVERLAY        8       /* Overlay onto frame buffer */
+#define VID_TYPE_CHROMAKEY      16      /* Overlay by chromakey */
+#define VID_TYPE_CLIPPING       32      /* Can clip */
+#define VID_TYPE_FRAMERAM       64      /* Uses the frame buffer memory */
+#define VID_TYPE_SCALES         128     /* Scalable */
+#define VID_TYPE_MONOCHROME     256     /* Monochrome only */
+#define VID_TYPE_SUBCAPTURE     512     /* Can capture subareas of the image */
+#define VID_TYPE_MPEG_DECODER   1024    /* Can decode MPEG streams */
+#define VID_TYPE_MPEG_ENCODER   2048    /* Can encode MPEG streams */
+#define VID_TYPE_MJPEG_DECODER  4096    /* Can decode MJPEG streams */
+#define VID_TYPE_MJPEG_ENCODER  8192    /* Can encode MJPEG streams */
+#endif
+
+/*
+ *      M I S C E L L A N E O U S
+ */
+
+/*  Four-character-code (FOURCC) */
+#define v4l2_fourcc(a, b, c, d)\
+        ((__u32)(a) | ((__u32)(b) &lt;&lt; 8) | ((__u32)(c) &lt;&lt; 16) | ((__u32)(d) &lt;&lt; 24))
+
+/*
+ *      E N U M S
+ */
+enum <link linkend="v4l2-field">v4l2_field</link> {
+        V4L2_FIELD_ANY           = 0, /* driver can choose from none,
+                                         top, bottom, interlaced
+                                         depending on whatever it thinks
+                                         is approximate ... */
+        V4L2_FIELD_NONE          = 1, /* this device has no fields ... */
+        V4L2_FIELD_TOP           = 2, /* top field only */
+        V4L2_FIELD_BOTTOM        = 3, /* bottom field only */
+        V4L2_FIELD_INTERLACED    = 4, /* both fields interlaced */
+        V4L2_FIELD_SEQ_TB        = 5, /* both fields sequential into one
+                                         buffer, top-bottom order */
+        V4L2_FIELD_SEQ_BT        = 6, /* same as above + bottom-top order */
+        V4L2_FIELD_ALTERNATE     = 7, /* both fields alternating into
+                                         separate buffers */
+        V4L2_FIELD_INTERLACED_TB = 8, /* both fields interlaced, top field
+                                         first and the top field is
+                                         transmitted first */
+        V4L2_FIELD_INTERLACED_BT = 9, /* both fields interlaced, top field
+                                         first and the bottom field is
+                                         transmitted first */
+};
+#define V4L2_FIELD_HAS_TOP(field)       \
+        ((field) == V4L2_FIELD_TOP      ||\
+         (field) == V4L2_FIELD_INTERLACED ||\
+         (field) == V4L2_FIELD_INTERLACED_TB ||\
+         (field) == V4L2_FIELD_INTERLACED_BT ||\
+         (field) == V4L2_FIELD_SEQ_TB   ||\
+         (field) == V4L2_FIELD_SEQ_BT)
+#define V4L2_FIELD_HAS_BOTTOM(field)    \
+        ((field) == V4L2_FIELD_BOTTOM   ||\
+         (field) == V4L2_FIELD_INTERLACED ||\
+         (field) == V4L2_FIELD_INTERLACED_TB ||\
+         (field) == V4L2_FIELD_INTERLACED_BT ||\
+         (field) == V4L2_FIELD_SEQ_TB   ||\
+         (field) == V4L2_FIELD_SEQ_BT)
+#define V4L2_FIELD_HAS_BOTH(field)      \
+        ((field) == V4L2_FIELD_INTERLACED ||\
+         (field) == V4L2_FIELD_INTERLACED_TB ||\
+         (field) == V4L2_FIELD_INTERLACED_BT ||\
+         (field) == V4L2_FIELD_SEQ_TB ||\
+         (field) == V4L2_FIELD_SEQ_BT)
+
+enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> {
+        V4L2_BUF_TYPE_VIDEO_CAPTURE        = 1,
+        V4L2_BUF_TYPE_VIDEO_OUTPUT         = 2,
+        V4L2_BUF_TYPE_VIDEO_OVERLAY        = 3,
+        V4L2_BUF_TYPE_VBI_CAPTURE          = 4,
+        V4L2_BUF_TYPE_VBI_OUTPUT           = 5,
+        V4L2_BUF_TYPE_SLICED_VBI_CAPTURE   = 6,
+        V4L2_BUF_TYPE_SLICED_VBI_OUTPUT    = 7,
+#if 1 /*KEEP*/
+        /* Experimental */
+        V4L2_BUF_TYPE_VIDEO_OUTPUT_OVERLAY = 8,
+#endif
+        V4L2_BUF_TYPE_PRIVATE              = 0x80,
+};
+
+enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link> {
+        V4L2_CTRL_TYPE_INTEGER       = 1,
+        V4L2_CTRL_TYPE_BOOLEAN       = 2,
+        V4L2_CTRL_TYPE_MENU          = 3,
+        V4L2_CTRL_TYPE_BUTTON        = 4,
+        V4L2_CTRL_TYPE_INTEGER64     = 5,
+        V4L2_CTRL_TYPE_CTRL_CLASS    = 6,
+        V4L2_CTRL_TYPE_STRING        = 7,
+};
+
+enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link> {
+        V4L2_TUNER_RADIO             = 1,
+        V4L2_TUNER_ANALOG_TV         = 2,
+        V4L2_TUNER_DIGITAL_TV        = 3,
+};
+
+enum <link linkend="v4l2-memory">v4l2_memory</link> {
+        V4L2_MEMORY_MMAP             = 1,
+        V4L2_MEMORY_USERPTR          = 2,
+        V4L2_MEMORY_OVERLAY          = 3,
+};
+
+/* see also http://vektor.theorem.ca/graphics/ycbcr/ */
+enum <link linkend="v4l2-colorspace">v4l2_colorspace</link> {
+        /* ITU-R 601 -- broadcast NTSC/PAL */
+        V4L2_COLORSPACE_SMPTE170M     = 1,
+
+        /* 1125-Line (US) HDTV */
+        V4L2_COLORSPACE_SMPTE240M     = 2,
+
+        /* HD and modern captures. */
+        V4L2_COLORSPACE_REC709        = 3,
+
+        /* broken BT878 extents (601, luma range 16-253 instead of 16-235) */
+        V4L2_COLORSPACE_BT878         = 4,
+
+        /* These should be useful.  Assume 601 extents. */
+        V4L2_COLORSPACE_470_SYSTEM_M  = 5,
+        V4L2_COLORSPACE_470_SYSTEM_BG = 6,
+
+        /* I know there will be cameras that send this.  So, this is
+         * unspecified chromaticities and full 0-255 on each of the
+         * Y'CbCr components
+         */
+        V4L2_COLORSPACE_JPEG          = 7,
+
+        /* For RGB colourspaces, this is probably a good start. */
+        V4L2_COLORSPACE_SRGB          = 8,
+};
+
+enum <link linkend="v4l2-priority">v4l2_priority</link> {
+        V4L2_PRIORITY_UNSET       = 0,  /* not initialized */
+        V4L2_PRIORITY_BACKGROUND  = 1,
+        V4L2_PRIORITY_INTERACTIVE = 2,
+        V4L2_PRIORITY_RECORD      = 3,
+        V4L2_PRIORITY_DEFAULT     = V4L2_PRIORITY_INTERACTIVE,
+};
+
+struct <link linkend="v4l2-rect">v4l2_rect</link> {
+        __s32   left;
+        __s32   top;
+        __s32   width;
+        __s32   height;
+};
+
+struct <link linkend="v4l2-fract">v4l2_fract</link> {
+        __u32   numerator;
+        __u32   denominator;
+};
+
+/*
+ *      D R I V E R   C A P A B I L I T I E S
+ */
+struct <link linkend="v4l2-capability">v4l2_capability</link> {
+        __u8    driver[16];     /* i.e.ie; "bttv" */
+        __u8    card[32];       /* i.e.ie; "Hauppauge WinTV" */
+        __u8    bus_info[32];   /* "PCI:" + pci_name(pci_dev) */
+        __u32   version;        /* should use KERNEL_VERSION() */
+        __u32   capabilities;   /* Device capabilities */
+        __u32   reserved[4];
+};
+
+/* Values for 'capabilities' field */
+#define V4L2_CAP_VIDEO_CAPTURE          0x00000001  /* Is a video capture device */
+#define V4L2_CAP_VIDEO_OUTPUT           0x00000002  /* Is a video output device */
+#define V4L2_CAP_VIDEO_OVERLAY          0x00000004  /* Can do video overlay */
+#define V4L2_CAP_VBI_CAPTURE            0x00000010  /* Is a raw VBI capture device */
+#define V4L2_CAP_VBI_OUTPUT             0x00000020  /* Is a raw VBI output device */
+#define V4L2_CAP_SLICED_VBI_CAPTURE     0x00000040  /* Is a sliced VBI capture device */
+#define V4L2_CAP_SLICED_VBI_OUTPUT      0x00000080  /* Is a sliced VBI output device */
+#define V4L2_CAP_RDS_CAPTURE            0x00000100  /* RDS data capture */
+#define V4L2_CAP_VIDEO_OUTPUT_OVERLAY   0x00000200  /* Can do video output overlay */
+#define V4L2_CAP_HW_FREQ_SEEK           0x00000400  /* Can do hardware frequency seek  */
+#define V4L2_CAP_RDS_OUTPUT             0x00000800  /* Is an RDS encoder */
+
+#define V4L2_CAP_TUNER                  0x00010000  /* has a tuner */
+#define V4L2_CAP_AUDIO                  0x00020000  /* has audio support */
+#define V4L2_CAP_RADIO                  0x00040000  /* is a radio device */
+#define V4L2_CAP_MODULATOR              0x00080000  /* has a modulator */
+
+#define V4L2_CAP_READWRITE              0x01000000  /* read/write systemcalls */
+#define V4L2_CAP_ASYNCIO                0x02000000  /* async I/O */
+#define V4L2_CAP_STREAMING              0x04000000  /* streaming I/O ioctls */
+
+/*
+ *      V I D E O   I M A G E   F O R M A T
+ */
+struct <link linkend="v4l2-pix-format">v4l2_pix_format</link> {
+        __u32                   width;
+        __u32                   height;
+        __u32                   pixelformat;
+        enum <link linkend="v4l2-field">v4l2_field</link>         field;
+        __u32                   bytesperline;   /* for padding, zero if unused */
+        __u32                   sizeimage;
+        enum <link linkend="v4l2-colorspace">v4l2_colorspace</link>    colorspace;
+        __u32                   priv;           /* private data, depends on pixelformat */
+};
+
+/*      Pixel format         FOURCC                          depth  Description  */
+
+/* RGB formats */
+#define <link linkend="V4L2-PIX-FMT-RGB332">V4L2_PIX_FMT_RGB332</link>  v4l2_fourcc('R', 'G', 'B', '1') /*  8  RGB-3-3-2     */
+#define <link linkend="V4L2-PIX-FMT-RGB444">V4L2_PIX_FMT_RGB444</link>  v4l2_fourcc('R', '4', '4', '4') /* 16  xxxxrrrr ggggbbbb */
+#define <link linkend="V4L2-PIX-FMT-RGB555">V4L2_PIX_FMT_RGB555</link>  v4l2_fourcc('R', 'G', 'B', 'O') /* 16  RGB-5-5-5     */
+#define <link linkend="V4L2-PIX-FMT-RGB565">V4L2_PIX_FMT_RGB565</link>  v4l2_fourcc('R', 'G', 'B', 'P') /* 16  RGB-5-6-5     */
+#define <link linkend="V4L2-PIX-FMT-RGB555X">V4L2_PIX_FMT_RGB555X</link> v4l2_fourcc('R', 'G', 'B', 'Q') /* 16  RGB-5-5-5 BE  */
+#define <link linkend="V4L2-PIX-FMT-RGB565X">V4L2_PIX_FMT_RGB565X</link> v4l2_fourcc('R', 'G', 'B', 'R') /* 16  RGB-5-6-5 BE  */
+#define <link linkend="V4L2-PIX-FMT-BGR24">V4L2_PIX_FMT_BGR24</link>   v4l2_fourcc('B', 'G', 'R', '3') /* 24  BGR-8-8-8     */
+#define <link linkend="V4L2-PIX-FMT-RGB24">V4L2_PIX_FMT_RGB24</link>   v4l2_fourcc('R', 'G', 'B', '3') /* 24  RGB-8-8-8     */
+#define <link linkend="V4L2-PIX-FMT-BGR32">V4L2_PIX_FMT_BGR32</link>   v4l2_fourcc('B', 'G', 'R', '4') /* 32  BGR-8-8-8-8   */
+#define <link linkend="V4L2-PIX-FMT-RGB32">V4L2_PIX_FMT_RGB32</link>   v4l2_fourcc('R', 'G', 'B', '4') /* 32  RGB-8-8-8-8   */
+
+/* Grey formats */
+#define <link linkend="V4L2-PIX-FMT-GREY">V4L2_PIX_FMT_GREY</link>    v4l2_fourcc('G', 'R', 'E', 'Y') /*  8  Greyscale     */
+#define <link linkend="V4L2-PIX-FMT-Y16">V4L2_PIX_FMT_Y16</link>     v4l2_fourcc('Y', '1', '6', ' ') /* 16  Greyscale     */
+
+/* Palette formats */
+#define <link linkend="V4L2-PIX-FMT-PAL8">V4L2_PIX_FMT_PAL8</link>    v4l2_fourcc('P', 'A', 'L', '8') /*  8  8-bit palette */
+
+/* Luminance+Chrominance formats */
+#define <link linkend="V4L2-PIX-FMT-YVU410">V4L2_PIX_FMT_YVU410</link>  v4l2_fourcc('Y', 'V', 'U', '9') /*  9  YVU 4:1:0     */
+#define <link linkend="V4L2-PIX-FMT-YVU420">V4L2_PIX_FMT_YVU420</link>  v4l2_fourcc('Y', 'V', '1', '2') /* 12  YVU 4:2:0     */
+#define <link linkend="V4L2-PIX-FMT-YUYV">V4L2_PIX_FMT_YUYV</link>    v4l2_fourcc('Y', 'U', 'Y', 'V') /* 16  YUV 4:2:2     */
+#define <link linkend="V4L2-PIX-FMT-YYUV">V4L2_PIX_FMT_YYUV</link>    v4l2_fourcc('Y', 'Y', 'U', 'V') /* 16  YUV 4:2:2     */
+#define <link linkend="V4L2-PIX-FMT-YVYU">V4L2_PIX_FMT_YVYU</link>    v4l2_fourcc('Y', 'V', 'Y', 'U') /* 16 YVU 4:2:2 */
+#define <link linkend="V4L2-PIX-FMT-UYVY">V4L2_PIX_FMT_UYVY</link>    v4l2_fourcc('U', 'Y', 'V', 'Y') /* 16  YUV 4:2:2     */
+#define <link linkend="V4L2-PIX-FMT-VYUY">V4L2_PIX_FMT_VYUY</link>    v4l2_fourcc('V', 'Y', 'U', 'Y') /* 16  YUV 4:2:2     */
+#define <link linkend="V4L2-PIX-FMT-YUV422P">V4L2_PIX_FMT_YUV422P</link> v4l2_fourcc('4', '2', '2', 'P') /* 16  YVU422 planar */
+#define <link linkend="V4L2-PIX-FMT-YUV411P">V4L2_PIX_FMT_YUV411P</link> v4l2_fourcc('4', '1', '1', 'P') /* 16  YVU411 planar */
+#define <link linkend="V4L2-PIX-FMT-Y41P">V4L2_PIX_FMT_Y41P</link>    v4l2_fourcc('Y', '4', '1', 'P') /* 12  YUV 4:1:1     */
+#define <link linkend="V4L2-PIX-FMT-YUV444">V4L2_PIX_FMT_YUV444</link>  v4l2_fourcc('Y', '4', '4', '4') /* 16  xxxxyyyy uuuuvvvv */
+#define <link linkend="V4L2-PIX-FMT-YUV555">V4L2_PIX_FMT_YUV555</link>  v4l2_fourcc('Y', 'U', 'V', 'O') /* 16  YUV-5-5-5     */
+#define <link linkend="V4L2-PIX-FMT-YUV565">V4L2_PIX_FMT_YUV565</link>  v4l2_fourcc('Y', 'U', 'V', 'P') /* 16  YUV-5-6-5     */
+#define <link linkend="V4L2-PIX-FMT-YUV32">V4L2_PIX_FMT_YUV32</link>   v4l2_fourcc('Y', 'U', 'V', '4') /* 32  YUV-8-8-8-8   */
+#define <link linkend="V4L2-PIX-FMT-YUV410">V4L2_PIX_FMT_YUV410</link>  v4l2_fourcc('Y', 'U', 'V', '9') /*  9  YUV 4:1:0     */
+#define <link linkend="V4L2-PIX-FMT-YUV420">V4L2_PIX_FMT_YUV420</link>  v4l2_fourcc('Y', 'U', '1', '2') /* 12  YUV 4:2:0     */
+#define <link linkend="V4L2-PIX-FMT-HI240">V4L2_PIX_FMT_HI240</link>   v4l2_fourcc('H', 'I', '2', '4') /*  8  8-bit color   */
+#define <link linkend="V4L2-PIX-FMT-HM12">V4L2_PIX_FMT_HM12</link>    v4l2_fourcc('H', 'M', '1', '2') /*  8  YUV 4:2:0 16x16 macroblocks */
+
+/* two planes -- one Y, one Cr + Cb interleaved  */
+#define <link linkend="V4L2-PIX-FMT-NV12">V4L2_PIX_FMT_NV12</link>    v4l2_fourcc('N', 'V', '1', '2') /* 12  Y/CbCr 4:2:0  */
+#define <link linkend="V4L2-PIX-FMT-NV21">V4L2_PIX_FMT_NV21</link>    v4l2_fourcc('N', 'V', '2', '1') /* 12  Y/CrCb 4:2:0  */
+#define <link linkend="V4L2-PIX-FMT-NV16">V4L2_PIX_FMT_NV16</link>    v4l2_fourcc('N', 'V', '1', '6') /* 16  Y/CbCr 4:2:2  */
+#define <link linkend="V4L2-PIX-FMT-NV61">V4L2_PIX_FMT_NV61</link>    v4l2_fourcc('N', 'V', '6', '1') /* 16  Y/CrCb 4:2:2  */
+
+/* Bayer formats - see http://www.siliconimaging.com/RGB%20Bayer.htm */
+#define <link linkend="V4L2-PIX-FMT-SBGGR8">V4L2_PIX_FMT_SBGGR8</link>  v4l2_fourcc('B', 'A', '8', '1') /*  8  BGBG.. GRGR.. */
+#define <link linkend="V4L2-PIX-FMT-SGBRG8">V4L2_PIX_FMT_SGBRG8</link>  v4l2_fourcc('G', 'B', 'R', 'G') /*  8  GBGB.. RGRG.. */
+#define <link linkend="V4L2-PIX-FMT-SGRBG8">V4L2_PIX_FMT_SGRBG8</link>  v4l2_fourcc('G', 'R', 'B', 'G') /*  8  GRGR.. BGBG.. */
+#define <link linkend="V4L2-PIX-FMT-SGRBG10">V4L2_PIX_FMT_SGRBG10</link> v4l2_fourcc('B', 'A', '1', '0') /* 10bit raw bayer */
+        /* 10bit raw bayer DPCM compressed to 8 bits */
+#define <link linkend="V4L2-PIX-FMT-SGRBG10DPCM8">V4L2_PIX_FMT_SGRBG10DPCM8</link> v4l2_fourcc('B', 'D', '1', '0')
+        /*
+         * 10bit raw bayer, expanded to 16 bits
+         * xxxxrrrrrrrrrrxxxxgggggggggg xxxxggggggggggxxxxbbbbbbbbbb...
+         */
+#define <link linkend="V4L2-PIX-FMT-SBGGR16">V4L2_PIX_FMT_SBGGR16</link> v4l2_fourcc('B', 'Y', 'R', '2') /* 16  BGBG.. GRGR.. */
+
+/* compressed formats */
+#define <link linkend="V4L2-PIX-FMT-MJPEG">V4L2_PIX_FMT_MJPEG</link>    v4l2_fourcc('M', 'J', 'P', 'G') /* Motion-JPEG   */
+#define <link linkend="V4L2-PIX-FMT-JPEG">V4L2_PIX_FMT_JPEG</link>     v4l2_fourcc('J', 'P', 'E', 'G') /* JFIF JPEG     */
+#define <link linkend="V4L2-PIX-FMT-DV">V4L2_PIX_FMT_DV</link>       v4l2_fourcc('d', 'v', 's', 'd') /* 1394          */
+#define <link linkend="V4L2-PIX-FMT-MPEG">V4L2_PIX_FMT_MPEG</link>     v4l2_fourcc('M', 'P', 'E', 'G') /* MPEG-1/2/4    */
+
+/*  Vendor-specific formats   */
+#define <link linkend="V4L2-PIX-FMT-WNVA">V4L2_PIX_FMT_WNVA</link>     v4l2_fourcc('W', 'N', 'V', 'A') /* Winnov hw compress */
+#define <link linkend="V4L2-PIX-FMT-SN9C10X">V4L2_PIX_FMT_SN9C10X</link>  v4l2_fourcc('S', '9', '1', '0') /* SN9C10x compression */
+#define <link linkend="V4L2-PIX-FMT-SN9C20X-I420">V4L2_PIX_FMT_SN9C20X_I420</link> v4l2_fourcc('S', '9', '2', '0') /* SN9C20x YUV 4:2:0 */
+#define <link linkend="V4L2-PIX-FMT-PWC1">V4L2_PIX_FMT_PWC1</link>     v4l2_fourcc('P', 'W', 'C', '1') /* pwc older webcam */
+#define <link linkend="V4L2-PIX-FMT-PWC2">V4L2_PIX_FMT_PWC2</link>     v4l2_fourcc('P', 'W', 'C', '2') /* pwc newer webcam */
+#define <link linkend="V4L2-PIX-FMT-ET61X251">V4L2_PIX_FMT_ET61X251</link> v4l2_fourcc('E', '6', '2', '5') /* ET61X251 compression */
+#define <link linkend="V4L2-PIX-FMT-SPCA501">V4L2_PIX_FMT_SPCA501</link>  v4l2_fourcc('S', '5', '0', '1') /* YUYV per line */
+#define <link linkend="V4L2-PIX-FMT-SPCA505">V4L2_PIX_FMT_SPCA505</link>  v4l2_fourcc('S', '5', '0', '5') /* YYUV per line */
+#define <link linkend="V4L2-PIX-FMT-SPCA508">V4L2_PIX_FMT_SPCA508</link>  v4l2_fourcc('S', '5', '0', '8') /* YUVY per line */
+#define <link linkend="V4L2-PIX-FMT-SPCA561">V4L2_PIX_FMT_SPCA561</link>  v4l2_fourcc('S', '5', '6', '1') /* compressed GBRG bayer */
+#define <link linkend="V4L2-PIX-FMT-PAC207">V4L2_PIX_FMT_PAC207</link>   v4l2_fourcc('P', '2', '0', '7') /* compressed BGGR bayer */
+#define <link linkend="V4L2-PIX-FMT-MR97310A">V4L2_PIX_FMT_MR97310A</link> v4l2_fourcc('M', '3', '1', '0') /* compressed BGGR bayer */
+#define <link linkend="V4L2-PIX-FMT-SQ905C">V4L2_PIX_FMT_SQ905C</link>   v4l2_fourcc('9', '0', '5', 'C') /* compressed RGGB bayer */
+#define <link linkend="V4L2-PIX-FMT-PJPG">V4L2_PIX_FMT_PJPG</link>     v4l2_fourcc('P', 'J', 'P', 'G') /* Pixart 73xx JPEG */
+#define <link linkend="V4L2-PIX-FMT-OV511">V4L2_PIX_FMT_OV511</link>    v4l2_fourcc('O', '5', '1', '1') /* ov511 JPEG */
+#define <link linkend="V4L2-PIX-FMT-OV518">V4L2_PIX_FMT_OV518</link>    v4l2_fourcc('O', '5', '1', '8') /* ov518 JPEG */
+#define <link linkend="V4L2-PIX-FMT-TM6000">V4L2_PIX_FMT_TM6000</link>   v4l2_fourcc('T', 'M', '6', '0') /* tm5600/tm60x0 */
+
+/*
+ *      F O R M A T   E N U M E R A T I O N
+ */
+struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link> {
+        __u32               index;             /* Format number      */
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>  type;              /* buffer type        */
+        __u32               flags;
+        __u8                description[32];   /* Description string */
+        __u32               pixelformat;       /* Format fourcc      */
+        __u32               reserved[4];
+};
+
+#define V4L2_FMT_FLAG_COMPRESSED 0x0001
+#define V4L2_FMT_FLAG_EMULATED   0x0002
+
+#if 1 /*KEEP*/
+        /* Experimental Frame Size and frame rate enumeration */
+/*
+ *      F R A M E   S I Z E   E N U M E R A T I O N
+ */
+enum <link linkend="v4l2-frmsizetypes">v4l2_frmsizetypes</link> {
+        V4L2_FRMSIZE_TYPE_DISCRETE      = 1,
+        V4L2_FRMSIZE_TYPE_CONTINUOUS    = 2,
+        V4L2_FRMSIZE_TYPE_STEPWISE      = 3,
+};
+
+struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link> {
+        __u32                   width;          /* Frame width [pixel] */
+        __u32                   height;         /* Frame height [pixel] */
+};
+
+struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link> {
+        __u32                   min_width;      /* Minimum frame width [pixel] */
+        __u32                   max_width;      /* Maximum frame width [pixel] */
+        __u32                   step_width;     /* Frame width step size [pixel] */
+        __u32                   min_height;     /* Minimum frame height [pixel] */
+        __u32                   max_height;     /* Maximum frame height [pixel] */
+        __u32                   step_height;    /* Frame height step size [pixel] */
+};
+
+struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link> {
+        __u32                   index;          /* Frame size number */
+        __u32                   pixel_format;   /* Pixel format */
+        __u32                   type;           /* Frame size type the device supports. */
+
+        union {                                 /* Frame size */
+                struct <link linkend="v4l2-frmsize-discrete">v4l2_frmsize_discrete</link>    discrete;
+                struct <link linkend="v4l2-frmsize-stepwise">v4l2_frmsize_stepwise</link>    stepwise;
+        };
+
+        __u32   reserved[2];                    /* Reserved space for future use */
+};
+
+/*
+ *      F R A M E   R A T E   E N U M E R A T I O N
+ */
+enum <link linkend="v4l2-frmivaltypes">v4l2_frmivaltypes</link> {
+        V4L2_FRMIVAL_TYPE_DISCRETE      = 1,
+        V4L2_FRMIVAL_TYPE_CONTINUOUS    = 2,
+        V4L2_FRMIVAL_TYPE_STEPWISE      = 3,
+};
+
+struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link> {
+        struct <link linkend="v4l2-fract">v4l2_fract</link>       min;            /* Minimum frame interval [s] */
+        struct <link linkend="v4l2-fract">v4l2_fract</link>       max;            /* Maximum frame interval [s] */
+        struct <link linkend="v4l2-fract">v4l2_fract</link>       step;           /* Frame interval step size [s] */
+};
+
+struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link> {
+        __u32                   index;          /* Frame format index */
+        __u32                   pixel_format;   /* Pixel format */
+        __u32                   width;          /* Frame width */
+        __u32                   height;         /* Frame height */
+        __u32                   type;           /* Frame interval type the device supports. */
+
+        union {                                 /* Frame interval */
+                struct <link linkend="v4l2-fract">v4l2_fract</link>               discrete;
+                struct <link linkend="v4l2-frmival-stepwise">v4l2_frmival_stepwise</link>    stepwise;
+        };
+
+        __u32   reserved[2];                    /* Reserved space for future use */
+};
+#endif
+
+/*
+ *      T I M E C O D E
+ */
+struct <link linkend="v4l2-timecode">v4l2_timecode</link> {
+        __u32   type;
+        __u32   flags;
+        __u8    frames;
+        __u8    seconds;
+        __u8    minutes;
+        __u8    hours;
+        __u8    userbits[4];
+};
+
+/*  Type  */
+#define V4L2_TC_TYPE_24FPS              1
+#define V4L2_TC_TYPE_25FPS              2
+#define V4L2_TC_TYPE_30FPS              3
+#define V4L2_TC_TYPE_50FPS              4
+#define V4L2_TC_TYPE_60FPS              5
+
+/*  Flags  */
+#define V4L2_TC_FLAG_DROPFRAME          0x0001 /* "drop-frame" mode */
+#define V4L2_TC_FLAG_COLORFRAME         0x0002
+#define V4L2_TC_USERBITS_field          0x000C
+#define V4L2_TC_USERBITS_USERDEFINED    0x0000
+#define V4L2_TC_USERBITS_8BITCHARS      0x0008
+/* The above is based on SMPTE timecodes */
+
+struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link> {
+        int quality;
+
+        int  APPn;              /* Number of APP segment to be written,
+                                 * must be 0..15 */
+        int  APP_len;           /* Length of data in JPEG APPn segment */
+        char APP_data[60];      /* Data in the JPEG APPn segment. */
+
+        int  COM_len;           /* Length of data in JPEG COM segment */
+        char COM_data[60];      /* Data in JPEG COM segment */
+
+        __u32 jpeg_markers;     /* Which markers should go into the JPEG
+                                 * output. Unless you exactly know what
+                                 * you do, leave them untouched.
+                                 * Inluding less markers will make the
+                                 * resulting code smaller, but there will
+                                 * be fewer aplications which can read it.
+                                 * The presence of the APP and COM marker
+                                 * is influenced by APP_len and COM_len
+                                 * ONLY, not by this property! */
+
+#define V4L2_JPEG_MARKER_DHT (1&lt;&lt;3)    /* Define Huffman Tables */
+#define V4L2_JPEG_MARKER_DQT (1&lt;&lt;4)    /* Define Quantization Tables */
+#define V4L2_JPEG_MARKER_DRI (1&lt;&lt;5)    /* Define Restart Interval */
+#define V4L2_JPEG_MARKER_COM (1&lt;&lt;6)    /* Comment segment */
+#define V4L2_JPEG_MARKER_APP (1&lt;&lt;7)    /* App segment, driver will
+                                        * allways use APP0 */
+};
+
+/*
+ *      M E M O R Y - M A P P I N G   B U F F E R S
+ */
+struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link> {
+        __u32                   count;
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
+        enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
+        __u32                   reserved[2];
+};
+
+struct <link linkend="v4l2-buffer">v4l2_buffer</link> {
+        __u32                   index;
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
+        __u32                   bytesused;
+        __u32                   flags;
+        enum <link linkend="v4l2-field">v4l2_field</link>         field;
+        struct timeval          timestamp;
+        struct <link linkend="v4l2-timecode">v4l2_timecode</link>    timecode;
+        __u32                   sequence;
+
+        /* memory location */
+        enum <link linkend="v4l2-memory">v4l2_memory</link>        memory;
+        union {
+                __u32           offset;
+                unsigned long   userptr;
+        } m;
+        __u32                   length;
+        __u32                   input;
+        __u32                   reserved;
+};
+
+/*  Flags for 'flags' field */
+#define V4L2_BUF_FLAG_MAPPED    0x0001  /* Buffer is mapped (flag) */
+#define V4L2_BUF_FLAG_QUEUED    0x0002  /* Buffer is queued for processing */
+#define V4L2_BUF_FLAG_DONE      0x0004  /* Buffer is ready */
+#define V4L2_BUF_FLAG_KEYFRAME  0x0008  /* Image is a keyframe (I-frame) */
+#define V4L2_BUF_FLAG_PFRAME    0x0010  /* Image is a P-frame */
+#define V4L2_BUF_FLAG_BFRAME    0x0020  /* Image is a B-frame */
+#define V4L2_BUF_FLAG_TIMECODE  0x0100  /* timecode field is valid */
+#define V4L2_BUF_FLAG_INPUT     0x0200  /* input field is valid */
+
+/*
+ *      O V E R L A Y   P R E V I E W
+ */
+struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link> {
+        __u32                   capability;
+        __u32                   flags;
+/* FIXME: in theory we should pass something like PCI device + memory
+ * region + offset instead of some physical address */
+        void                    *base;
+        struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>  fmt;
+};
+/*  Flags for the 'capability' field. Read only */
+#define V4L2_FBUF_CAP_EXTERNOVERLAY     0x0001
+#define V4L2_FBUF_CAP_CHROMAKEY         0x0002
+#define V4L2_FBUF_CAP_LIST_CLIPPING     0x0004
+#define V4L2_FBUF_CAP_BITMAP_CLIPPING   0x0008
+#define V4L2_FBUF_CAP_LOCAL_ALPHA       0x0010
+#define V4L2_FBUF_CAP_GLOBAL_ALPHA      0x0020
+#define V4L2_FBUF_CAP_LOCAL_INV_ALPHA   0x0040
+/*  Flags for the 'flags' field. */
+#define V4L2_FBUF_FLAG_PRIMARY          0x0001
+#define V4L2_FBUF_FLAG_OVERLAY          0x0002
+#define V4L2_FBUF_FLAG_CHROMAKEY        0x0004
+#define V4L2_FBUF_FLAG_LOCAL_ALPHA      0x0008
+#define V4L2_FBUF_FLAG_GLOBAL_ALPHA     0x0010
+#define V4L2_FBUF_FLAG_LOCAL_INV_ALPHA  0x0020
+
+struct <link linkend="v4l2-clip">v4l2_clip</link> {
+        struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
+        struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *next;
+};
+
+struct <link linkend="v4l2-window">v4l2_window</link> {
+        struct <link linkend="v4l2-rect">v4l2_rect</link>        w;
+        enum <link linkend="v4l2-field">v4l2_field</link>         field;
+        __u32                   chromakey;
+        struct <link linkend="v4l2-clip">v4l2_clip</link>        __user *clips;
+        __u32                   clipcount;
+        void                    __user *bitmap;
+        __u8                    global_alpha;
+};
+
+/*
+ *      C A P T U R E   P A R A M E T E R S
+ */
+struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> {
+        __u32              capability;    /*  Supported modes */
+        __u32              capturemode;   /*  Current mode */
+        struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe;  /*  Time per frame in .1us units */
+        __u32              extendedmode;  /*  Driver-specific extensions */
+        __u32              readbuffers;   /*  # of buffers for read */
+        __u32              reserved[4];
+};
+
+/*  Flags for 'capability' and 'capturemode' fields */
+#define V4L2_MODE_HIGHQUALITY   0x0001  /*  High quality imaging mode */
+#define V4L2_CAP_TIMEPERFRAME   0x1000  /*  timeperframe field is supported */
+
+struct <link linkend="v4l2-outputparm">v4l2_outputparm</link> {
+        __u32              capability;   /*  Supported modes */
+        __u32              outputmode;   /*  Current mode */
+        struct <link linkend="v4l2-fract">v4l2_fract</link>  timeperframe; /*  Time per frame in seconds */
+        __u32              extendedmode; /*  Driver-specific extensions */
+        __u32              writebuffers; /*  # of buffers for write */
+        __u32              reserved[4];
+};
+
+/*
+ *      I N P U T   I M A G E   C R O P P I N G
+ */
+struct <link linkend="v4l2-cropcap">v4l2_cropcap</link> {
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
+        struct <link linkend="v4l2-rect">v4l2_rect</link>        bounds;
+        struct <link linkend="v4l2-rect">v4l2_rect</link>        defrect;
+        struct <link linkend="v4l2-fract">v4l2_fract</link>       pixelaspect;
+};
+
+struct <link linkend="v4l2-crop">v4l2_crop</link> {
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link>      type;
+        struct <link linkend="v4l2-rect">v4l2_rect</link>        c;
+};
+
+/*
+ *      A N A L O G   V I D E O   S T A N D A R D
+ */
+
+typedef __u64 v4l2_std_id;
+
+/* one bit for each */
+#define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
+#define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
+#define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
+#define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
+#define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
+#define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
+#define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
+#define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
+
+#define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
+#define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
+#define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
+#define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
+
+#define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
+#define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
+#define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
+#define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
+
+#define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
+#define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
+#define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
+#define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
+#define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
+#define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
+#define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
+#define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
+
+/* ATSC/HDTV */
+#define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
+#define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
+
+/* FIXME:
+   Although std_id is 64 bits, there is an issue on PPC32 architecture that
+   makes switch(__u64) to break. So, there's a hack on v4l2-common.c rounding
+   this value to 32 bits.
+   As, currently, the max value is for V4L2_STD_ATSC_16_VSB (30 bits wide),
+   it should work fine. However, if needed to add more than two standards,
+   v4l2-common.c should be fixed.
+ */
+
+/* some merged standards */
+#define V4L2_STD_MN     (V4L2_STD_PAL_M|V4L2_STD_PAL_N|V4L2_STD_PAL_Nc|V4L2_STD_NTSC)
+#define V4L2_STD_B      (V4L2_STD_PAL_B|V4L2_STD_PAL_B1|V4L2_STD_SECAM_B)
+#define V4L2_STD_GH     (V4L2_STD_PAL_G|V4L2_STD_PAL_H|V4L2_STD_SECAM_G|V4L2_STD_SECAM_H)
+#define V4L2_STD_DK     (V4L2_STD_PAL_DK|V4L2_STD_SECAM_DK)
+
+/* some common needed stuff */
+#define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
+                                 V4L2_STD_PAL_B1        |\
+                                 V4L2_STD_PAL_G)
+#define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
+                                 V4L2_STD_PAL_D1        |\
+                                 V4L2_STD_PAL_K)
+#define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
+                                 V4L2_STD_PAL_DK        |\
+                                 V4L2_STD_PAL_H         |\
+                                 V4L2_STD_PAL_I)
+#define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
+                                 V4L2_STD_NTSC_M_JP     |\
+                                 V4L2_STD_NTSC_M_KR)
+#define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
+                                 V4L2_STD_SECAM_K       |\
+                                 V4L2_STD_SECAM_K1)
+#define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
+                                 V4L2_STD_SECAM_G       |\
+                                 V4L2_STD_SECAM_H       |\
+                                 V4L2_STD_SECAM_DK      |\
+                                 V4L2_STD_SECAM_L       |\
+                                 V4L2_STD_SECAM_LC)
+
+#define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
+                                 V4L2_STD_PAL_60        |\
+                                 V4L2_STD_NTSC          |\
+                                 V4L2_STD_NTSC_443)
+#define V4L2_STD_625_50         (V4L2_STD_PAL           |\
+                                 V4L2_STD_PAL_N         |\
+                                 V4L2_STD_PAL_Nc        |\
+                                 V4L2_STD_SECAM)
+#define V4L2_STD_ATSC           (V4L2_STD_ATSC_8_VSB    |\
+                                 V4L2_STD_ATSC_16_VSB)
+
+#define V4L2_STD_UNKNOWN        0
+#define V4L2_STD_ALL            (V4L2_STD_525_60        |\
+                                 V4L2_STD_625_50)
+
+struct <link linkend="v4l2-standard">v4l2_standard</link> {
+        __u32                index;
+        v4l2_std_id          id;
+        __u8                 name[24];
+        struct <link linkend="v4l2-fract">v4l2_fract</link>    frameperiod; /* Frames, not fields */
+        __u32                framelines;
+        __u32                reserved[4];
+};
+
+/*
+ *      V I D E O   I N P U T S
+ */
+struct <link linkend="v4l2-input">v4l2_input</link> {
+        __u32        index;             /*  Which input */
+        __u8         name[32];          /*  Label */
+        __u32        type;              /*  Type of input */
+        __u32        audioset;          /*  Associated audios (bitfield) */
+        __u32        tuner;             /*  Associated tuner */
+        v4l2_std_id  std;
+        __u32        status;
+        __u32        reserved[4];
+};
+
+/*  Values for the 'type' field */
+#define V4L2_INPUT_TYPE_TUNER           1
+#define V4L2_INPUT_TYPE_CAMERA          2
+
+/* field 'status' - general */
+#define V4L2_IN_ST_NO_POWER    0x00000001  /* Attached device is off */
+#define V4L2_IN_ST_NO_SIGNAL   0x00000002
+#define V4L2_IN_ST_NO_COLOR    0x00000004
+
+/* field 'status' - sensor orientation */
+/* If sensor is mounted upside down set both bits */
+#define V4L2_IN_ST_HFLIP       0x00000010 /* Frames are flipped horizontally */
+#define V4L2_IN_ST_VFLIP       0x00000020 /* Frames are flipped vertically */
+
+/* field 'status' - analog */
+#define V4L2_IN_ST_NO_H_LOCK   0x00000100  /* No horizontal sync lock */
+#define V4L2_IN_ST_COLOR_KILL  0x00000200  /* Color killer is active */
+
+/* field 'status' - digital */
+#define V4L2_IN_ST_NO_SYNC     0x00010000  /* No synchronization lock */
+#define V4L2_IN_ST_NO_EQU      0x00020000  /* No equalizer lock */
+#define V4L2_IN_ST_NO_CARRIER  0x00040000  /* Carrier recovery failed */
+
+/* field 'status' - VCR and set-top box */
+#define V4L2_IN_ST_MACROVISION 0x01000000  /* Macrovision detected */
+#define V4L2_IN_ST_NO_ACCESS   0x02000000  /* Conditional access denied */
+#define V4L2_IN_ST_VTR         0x04000000  /* VTR time constant */
+
+/*
+ *      V I D E O   O U T P U T S
+ */
+struct <link linkend="v4l2-output">v4l2_output</link> {
+        __u32        index;             /*  Which output */
+        __u8         name[32];          /*  Label */
+        __u32        type;              /*  Type of output */
+        __u32        audioset;          /*  Associated audios (bitfield) */
+        __u32        modulator;         /*  Associated modulator */
+        v4l2_std_id  std;
+        __u32        reserved[4];
+};
+/*  Values for the 'type' field */
+#define V4L2_OUTPUT_TYPE_MODULATOR              1
+#define V4L2_OUTPUT_TYPE_ANALOG                 2
+#define V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY       3
+
+/*
+ *      C O N T R O L S
+ */
+struct <link linkend="v4l2-control">v4l2_control</link> {
+        __u32                id;
+        __s32                value;
+};
+
+struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> {
+        __u32 id;
+        __u32 size;
+        __u32 reserved2[1];
+        union {
+                __s32 value;
+                __s64 value64;
+                char *string;
+        };
+} __attribute__ ((packed));
+
+struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link> {
+        __u32 ctrl_class;
+        __u32 count;
+        __u32 error_idx;
+        __u32 reserved[2];
+        struct <link linkend="v4l2-ext-control">v4l2_ext_control</link> *controls;
+};
+
+/*  Values for ctrl_class field */
+#define V4L2_CTRL_CLASS_USER 0x00980000 /* Old-style 'user' controls */
+#define V4L2_CTRL_CLASS_MPEG 0x00990000 /* MPEG-compression controls */
+#define V4L2_CTRL_CLASS_CAMERA 0x009a0000       /* Camera class controls */
+#define V4L2_CTRL_CLASS_FM_TX 0x009b0000        /* FM Modulator control class */
+
+#define V4L2_CTRL_ID_MASK         (0x0fffffff)
+#define V4L2_CTRL_ID2CLASS(id)    ((id) &amp; 0x0fff0000UL)
+#define V4L2_CTRL_DRIVER_PRIV(id) (((id) &amp; 0xffff) &gt;= 0x1000)
+
+/*  Used in the VIDIOC_QUERYCTRL ioctl for querying controls */
+struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link> {
+        __u32                id;
+        enum <link linkend="v4l2-ctrl-type">v4l2_ctrl_type</link>  type;
+        __u8                 name[32];  /* Whatever */
+        __s32                minimum;   /* Note signedness */
+        __s32                maximum;
+        __s32                step;
+        __s32                default_value;
+        __u32                flags;
+        __u32                reserved[2];
+};
+
+/*  Used in the VIDIOC_QUERYMENU ioctl for querying menu items */
+struct <link linkend="v4l2-querymenu">v4l2_querymenu</link> {
+        __u32           id;
+        __u32           index;
+        __u8            name[32];       /* Whatever */
+        __u32           reserved;
+};
+
+/*  Control flags  */
+#define V4L2_CTRL_FLAG_DISABLED         0x0001
+#define V4L2_CTRL_FLAG_GRABBED          0x0002
+#define V4L2_CTRL_FLAG_READ_ONLY        0x0004
+#define V4L2_CTRL_FLAG_UPDATE           0x0008
+#define V4L2_CTRL_FLAG_INACTIVE         0x0010
+#define V4L2_CTRL_FLAG_SLIDER           0x0020
+#define V4L2_CTRL_FLAG_WRITE_ONLY       0x0040
+
+/*  Query flag, to be ORed with the control ID */
+#define V4L2_CTRL_FLAG_NEXT_CTRL        0x80000000
+
+/*  User-class control IDs defined by V4L2 */
+#define V4L2_CID_BASE                   (V4L2_CTRL_CLASS_USER | 0x900)
+#define V4L2_CID_USER_BASE              V4L2_CID_BASE
+/*  IDs reserved for driver specific controls */
+#define V4L2_CID_PRIVATE_BASE           0x08000000
+
+#define V4L2_CID_USER_CLASS             (V4L2_CTRL_CLASS_USER | 1)
+#define V4L2_CID_BRIGHTNESS             (V4L2_CID_BASE+0)
+#define V4L2_CID_CONTRAST               (V4L2_CID_BASE+1)
+#define V4L2_CID_SATURATION             (V4L2_CID_BASE+2)
+#define V4L2_CID_HUE                    (V4L2_CID_BASE+3)
+#define V4L2_CID_AUDIO_VOLUME           (V4L2_CID_BASE+5)
+#define V4L2_CID_AUDIO_BALANCE          (V4L2_CID_BASE+6)
+#define V4L2_CID_AUDIO_BASS             (V4L2_CID_BASE+7)
+#define V4L2_CID_AUDIO_TREBLE           (V4L2_CID_BASE+8)
+#define V4L2_CID_AUDIO_MUTE             (V4L2_CID_BASE+9)
+#define V4L2_CID_AUDIO_LOUDNESS         (V4L2_CID_BASE+10)
+#define V4L2_CID_BLACK_LEVEL            (V4L2_CID_BASE+11) /* Deprecated */
+#define V4L2_CID_AUTO_WHITE_BALANCE     (V4L2_CID_BASE+12)
+#define V4L2_CID_DO_WHITE_BALANCE       (V4L2_CID_BASE+13)
+#define V4L2_CID_RED_BALANCE            (V4L2_CID_BASE+14)
+#define V4L2_CID_BLUE_BALANCE           (V4L2_CID_BASE+15)
+#define V4L2_CID_GAMMA                  (V4L2_CID_BASE+16)
+#define V4L2_CID_WHITENESS              (V4L2_CID_GAMMA) /* Deprecated */
+#define V4L2_CID_EXPOSURE               (V4L2_CID_BASE+17)
+#define V4L2_CID_AUTOGAIN               (V4L2_CID_BASE+18)
+#define V4L2_CID_GAIN                   (V4L2_CID_BASE+19)
+#define V4L2_CID_HFLIP                  (V4L2_CID_BASE+20)
+#define V4L2_CID_VFLIP                  (V4L2_CID_BASE+21)
+
+/* Deprecated; use V4L2_CID_PAN_RESET and V4L2_CID_TILT_RESET */
+#define V4L2_CID_HCENTER                (V4L2_CID_BASE+22)
+#define V4L2_CID_VCENTER                (V4L2_CID_BASE+23)
+
+#define V4L2_CID_POWER_LINE_FREQUENCY   (V4L2_CID_BASE+24)
+enum <link linkend="v4l2-power-line-frequency">v4l2_power_line_frequency</link> {
+        V4L2_CID_POWER_LINE_FREQUENCY_DISABLED  = 0,
+        V4L2_CID_POWER_LINE_FREQUENCY_50HZ      = 1,
+        V4L2_CID_POWER_LINE_FREQUENCY_60HZ      = 2,
+};
+#define V4L2_CID_HUE_AUTO                       (V4L2_CID_BASE+25)
+#define V4L2_CID_WHITE_BALANCE_TEMPERATURE      (V4L2_CID_BASE+26)
+#define V4L2_CID_SHARPNESS                      (V4L2_CID_BASE+27)
+#define V4L2_CID_BACKLIGHT_COMPENSATION         (V4L2_CID_BASE+28)
+#define V4L2_CID_CHROMA_AGC                     (V4L2_CID_BASE+29)
+#define V4L2_CID_COLOR_KILLER                   (V4L2_CID_BASE+30)
+#define V4L2_CID_COLORFX                        (V4L2_CID_BASE+31)
+enum <link linkend="v4l2-colorfx">v4l2_colorfx</link> {
+        V4L2_COLORFX_NONE       = 0,
+        V4L2_COLORFX_BW         = 1,
+        V4L2_COLORFX_SEPIA      = 2,
+};
+#define V4L2_CID_AUTOBRIGHTNESS                 (V4L2_CID_BASE+32)
+#define V4L2_CID_BAND_STOP_FILTER               (V4L2_CID_BASE+33)
+
+/* last CID + 1 */
+#define V4L2_CID_LASTP1                         (V4L2_CID_BASE+34)
+
+/*  MPEG-class control IDs defined by V4L2 */
+#define V4L2_CID_MPEG_BASE                      (V4L2_CTRL_CLASS_MPEG | 0x900)
+#define V4L2_CID_MPEG_CLASS                     (V4L2_CTRL_CLASS_MPEG | 1)
+
+/*  MPEG streams */
+#define V4L2_CID_MPEG_STREAM_TYPE               (V4L2_CID_MPEG_BASE+0)
+enum <link linkend="v4l2-mpeg-stream-type">v4l2_mpeg_stream_type</link> {
+        V4L2_MPEG_STREAM_TYPE_MPEG2_PS   = 0, /* MPEG-2 program stream */
+        V4L2_MPEG_STREAM_TYPE_MPEG2_TS   = 1, /* MPEG-2 transport stream */
+        V4L2_MPEG_STREAM_TYPE_MPEG1_SS   = 2, /* MPEG-1 system stream */
+        V4L2_MPEG_STREAM_TYPE_MPEG2_DVD  = 3, /* MPEG-2 DVD-compatible stream */
+        V4L2_MPEG_STREAM_TYPE_MPEG1_VCD  = 4, /* MPEG-1 VCD-compatible stream */
+        V4L2_MPEG_STREAM_TYPE_MPEG2_SVCD = 5, /* MPEG-2 SVCD-compatible stream */
+};
+#define V4L2_CID_MPEG_STREAM_PID_PMT            (V4L2_CID_MPEG_BASE+1)
+#define V4L2_CID_MPEG_STREAM_PID_AUDIO          (V4L2_CID_MPEG_BASE+2)
+#define V4L2_CID_MPEG_STREAM_PID_VIDEO          (V4L2_CID_MPEG_BASE+3)
+#define V4L2_CID_MPEG_STREAM_PID_PCR            (V4L2_CID_MPEG_BASE+4)
+#define V4L2_CID_MPEG_STREAM_PES_ID_AUDIO       (V4L2_CID_MPEG_BASE+5)
+#define V4L2_CID_MPEG_STREAM_PES_ID_VIDEO       (V4L2_CID_MPEG_BASE+6)
+#define V4L2_CID_MPEG_STREAM_VBI_FMT            (V4L2_CID_MPEG_BASE+7)
+enum <link linkend="v4l2-mpeg-stream-vbi-fmt">v4l2_mpeg_stream_vbi_fmt</link> {
+        V4L2_MPEG_STREAM_VBI_FMT_NONE = 0,  /* No VBI in the MPEG stream */
+        V4L2_MPEG_STREAM_VBI_FMT_IVTV = 1,  /* VBI in private packets, IVTV format */
+};
+
+/*  MPEG audio */
+#define V4L2_CID_MPEG_AUDIO_SAMPLING_FREQ       (V4L2_CID_MPEG_BASE+100)
+enum <link linkend="v4l2-mpeg-audio-sampling-freq">v4l2_mpeg_audio_sampling_freq</link> {
+        V4L2_MPEG_AUDIO_SAMPLING_FREQ_44100 = 0,
+        V4L2_MPEG_AUDIO_SAMPLING_FREQ_48000 = 1,
+        V4L2_MPEG_AUDIO_SAMPLING_FREQ_32000 = 2,
+};
+#define V4L2_CID_MPEG_AUDIO_ENCODING            (V4L2_CID_MPEG_BASE+101)
+enum <link linkend="v4l2-mpeg-audio-encoding">v4l2_mpeg_audio_encoding</link> {
+        V4L2_MPEG_AUDIO_ENCODING_LAYER_1 = 0,
+        V4L2_MPEG_AUDIO_ENCODING_LAYER_2 = 1,
+        V4L2_MPEG_AUDIO_ENCODING_LAYER_3 = 2,
+        V4L2_MPEG_AUDIO_ENCODING_AAC     = 3,
+        V4L2_MPEG_AUDIO_ENCODING_AC3     = 4,
+};
+#define V4L2_CID_MPEG_AUDIO_L1_BITRATE          (V4L2_CID_MPEG_BASE+102)
+enum <link linkend="v4l2-mpeg-audio-l1-bitrate">v4l2_mpeg_audio_l1_bitrate</link> {
+        V4L2_MPEG_AUDIO_L1_BITRATE_32K  = 0,
+        V4L2_MPEG_AUDIO_L1_BITRATE_64K  = 1,
+        V4L2_MPEG_AUDIO_L1_BITRATE_96K  = 2,
+        V4L2_MPEG_AUDIO_L1_BITRATE_128K = 3,
+        V4L2_MPEG_AUDIO_L1_BITRATE_160K = 4,
+        V4L2_MPEG_AUDIO_L1_BITRATE_192K = 5,
+        V4L2_MPEG_AUDIO_L1_BITRATE_224K = 6,
+        V4L2_MPEG_AUDIO_L1_BITRATE_256K = 7,
+        V4L2_MPEG_AUDIO_L1_BITRATE_288K = 8,
+        V4L2_MPEG_AUDIO_L1_BITRATE_320K = 9,
+        V4L2_MPEG_AUDIO_L1_BITRATE_352K = 10,
+        V4L2_MPEG_AUDIO_L1_BITRATE_384K = 11,
+        V4L2_MPEG_AUDIO_L1_BITRATE_416K = 12,
+        V4L2_MPEG_AUDIO_L1_BITRATE_448K = 13,
+};
+#define V4L2_CID_MPEG_AUDIO_L2_BITRATE          (V4L2_CID_MPEG_BASE+103)
+enum <link linkend="v4l2-mpeg-audio-l2-bitrate">v4l2_mpeg_audio_l2_bitrate</link> {
+        V4L2_MPEG_AUDIO_L2_BITRATE_32K  = 0,
+        V4L2_MPEG_AUDIO_L2_BITRATE_48K  = 1,
+        V4L2_MPEG_AUDIO_L2_BITRATE_56K  = 2,
+        V4L2_MPEG_AUDIO_L2_BITRATE_64K  = 3,
+        V4L2_MPEG_AUDIO_L2_BITRATE_80K  = 4,
+        V4L2_MPEG_AUDIO_L2_BITRATE_96K  = 5,
+        V4L2_MPEG_AUDIO_L2_BITRATE_112K = 6,
+        V4L2_MPEG_AUDIO_L2_BITRATE_128K = 7,
+        V4L2_MPEG_AUDIO_L2_BITRATE_160K = 8,
+        V4L2_MPEG_AUDIO_L2_BITRATE_192K = 9,
+        V4L2_MPEG_AUDIO_L2_BITRATE_224K = 10,
+        V4L2_MPEG_AUDIO_L2_BITRATE_256K = 11,
+        V4L2_MPEG_AUDIO_L2_BITRATE_320K = 12,
+        V4L2_MPEG_AUDIO_L2_BITRATE_384K = 13,
+};
+#define V4L2_CID_MPEG_AUDIO_L3_BITRATE          (V4L2_CID_MPEG_BASE+104)
+enum <link linkend="v4l2-mpeg-audio-l3-bitrate">v4l2_mpeg_audio_l3_bitrate</link> {
+        V4L2_MPEG_AUDIO_L3_BITRATE_32K  = 0,
+        V4L2_MPEG_AUDIO_L3_BITRATE_40K  = 1,
+        V4L2_MPEG_AUDIO_L3_BITRATE_48K  = 2,
+        V4L2_MPEG_AUDIO_L3_BITRATE_56K  = 3,
+        V4L2_MPEG_AUDIO_L3_BITRATE_64K  = 4,
+        V4L2_MPEG_AUDIO_L3_BITRATE_80K  = 5,
+        V4L2_MPEG_AUDIO_L3_BITRATE_96K  = 6,
+        V4L2_MPEG_AUDIO_L3_BITRATE_112K = 7,
+        V4L2_MPEG_AUDIO_L3_BITRATE_128K = 8,
+        V4L2_MPEG_AUDIO_L3_BITRATE_160K = 9,
+        V4L2_MPEG_AUDIO_L3_BITRATE_192K = 10,
+        V4L2_MPEG_AUDIO_L3_BITRATE_224K = 11,
+        V4L2_MPEG_AUDIO_L3_BITRATE_256K = 12,
+        V4L2_MPEG_AUDIO_L3_BITRATE_320K = 13,
+};
+#define V4L2_CID_MPEG_AUDIO_MODE                (V4L2_CID_MPEG_BASE+105)
+enum <link linkend="v4l2-mpeg-audio-mode">v4l2_mpeg_audio_mode</link> {
+        V4L2_MPEG_AUDIO_MODE_STEREO       = 0,
+        V4L2_MPEG_AUDIO_MODE_JOINT_STEREO = 1,
+        V4L2_MPEG_AUDIO_MODE_DUAL         = 2,
+        V4L2_MPEG_AUDIO_MODE_MONO         = 3,
+};
+#define V4L2_CID_MPEG_AUDIO_MODE_EXTENSION      (V4L2_CID_MPEG_BASE+106)
+enum <link linkend="v4l2-mpeg-audio-mode-extension">v4l2_mpeg_audio_mode_extension</link> {
+        V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_4  = 0,
+        V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_8  = 1,
+        V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_12 = 2,
+        V4L2_MPEG_AUDIO_MODE_EXTENSION_BOUND_16 = 3,
+};
+#define V4L2_CID_MPEG_AUDIO_EMPHASIS            (V4L2_CID_MPEG_BASE+107)
+enum <link linkend="v4l2-mpeg-audio-emphasis">v4l2_mpeg_audio_emphasis</link> {
+        V4L2_MPEG_AUDIO_EMPHASIS_NONE         = 0,
+        V4L2_MPEG_AUDIO_EMPHASIS_50_DIV_15_uS = 1,
+        V4L2_MPEG_AUDIO_EMPHASIS_CCITT_J17    = 2,
+};
+#define V4L2_CID_MPEG_AUDIO_CRC                 (V4L2_CID_MPEG_BASE+108)
+enum <link linkend="v4l2-mpeg-audio-crc">v4l2_mpeg_audio_crc</link> {
+        V4L2_MPEG_AUDIO_CRC_NONE  = 0,
+        V4L2_MPEG_AUDIO_CRC_CRC16 = 1,
+};
+#define V4L2_CID_MPEG_AUDIO_MUTE                (V4L2_CID_MPEG_BASE+109)
+#define V4L2_CID_MPEG_AUDIO_AAC_BITRATE         (V4L2_CID_MPEG_BASE+110)
+#define V4L2_CID_MPEG_AUDIO_AC3_BITRATE         (V4L2_CID_MPEG_BASE+111)
+enum <link linkend="v4l2-mpeg-audio-ac3-bitrate">v4l2_mpeg_audio_ac3_bitrate</link> {
+        V4L2_MPEG_AUDIO_AC3_BITRATE_32K  = 0,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_40K  = 1,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_48K  = 2,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_56K  = 3,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_64K  = 4,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_80K  = 5,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_96K  = 6,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_112K = 7,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_128K = 8,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_160K = 9,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_192K = 10,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_224K = 11,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_256K = 12,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_320K = 13,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_384K = 14,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_448K = 15,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_512K = 16,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_576K = 17,
+        V4L2_MPEG_AUDIO_AC3_BITRATE_640K = 18,
+};
+
+/*  MPEG video */
+#define V4L2_CID_MPEG_VIDEO_ENCODING            (V4L2_CID_MPEG_BASE+200)
+enum <link linkend="v4l2-mpeg-video-encoding">v4l2_mpeg_video_encoding</link> {
+        V4L2_MPEG_VIDEO_ENCODING_MPEG_1     = 0,
+        V4L2_MPEG_VIDEO_ENCODING_MPEG_2     = 1,
+        V4L2_MPEG_VIDEO_ENCODING_MPEG_4_AVC = 2,
+};
+#define V4L2_CID_MPEG_VIDEO_ASPECT              (V4L2_CID_MPEG_BASE+201)
+enum <link linkend="v4l2-mpeg-video-aspect">v4l2_mpeg_video_aspect</link> {
+        V4L2_MPEG_VIDEO_ASPECT_1x1     = 0,
+        V4L2_MPEG_VIDEO_ASPECT_4x3     = 1,
+        V4L2_MPEG_VIDEO_ASPECT_16x9    = 2,
+        V4L2_MPEG_VIDEO_ASPECT_221x100 = 3,
+};
+#define V4L2_CID_MPEG_VIDEO_B_FRAMES            (V4L2_CID_MPEG_BASE+202)
+#define V4L2_CID_MPEG_VIDEO_GOP_SIZE            (V4L2_CID_MPEG_BASE+203)
+#define V4L2_CID_MPEG_VIDEO_GOP_CLOSURE         (V4L2_CID_MPEG_BASE+204)
+#define V4L2_CID_MPEG_VIDEO_PULLDOWN            (V4L2_CID_MPEG_BASE+205)
+#define V4L2_CID_MPEG_VIDEO_BITRATE_MODE        (V4L2_CID_MPEG_BASE+206)
+enum <link linkend="v4l2-mpeg-video-bitrate-mode">v4l2_mpeg_video_bitrate_mode</link> {
+        V4L2_MPEG_VIDEO_BITRATE_MODE_VBR = 0,
+        V4L2_MPEG_VIDEO_BITRATE_MODE_CBR = 1,
+};
+#define V4L2_CID_MPEG_VIDEO_BITRATE             (V4L2_CID_MPEG_BASE+207)
+#define V4L2_CID_MPEG_VIDEO_BITRATE_PEAK        (V4L2_CID_MPEG_BASE+208)
+#define V4L2_CID_MPEG_VIDEO_TEMPORAL_DECIMATION (V4L2_CID_MPEG_BASE+209)
+#define V4L2_CID_MPEG_VIDEO_MUTE                (V4L2_CID_MPEG_BASE+210)
+#define V4L2_CID_MPEG_VIDEO_MUTE_YUV            (V4L2_CID_MPEG_BASE+211)
+
+/*  MPEG-class control IDs specific to the CX2341x driver as defined by V4L2 */
+#define V4L2_CID_MPEG_CX2341X_BASE                              (V4L2_CTRL_CLASS_MPEG | 0x1000)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE         (V4L2_CID_MPEG_CX2341X_BASE+0)
+enum <link linkend="v4l2-mpeg-cx2341x-video-spatial-filter-mode">v4l2_mpeg_cx2341x_video_spatial_filter_mode</link> {
+        V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_MANUAL = 0,
+        V4L2_MPEG_CX2341X_VIDEO_SPATIAL_FILTER_MODE_AUTO   = 1,
+};
+#define V4L2_CID_MPEG_CX2341X_VIDEO_SPATIAL_FILTER              (V4L2_CID_MPEG_CX2341X_BASE+1)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE    (V4L2_CID_MPEG_CX2341X_BASE+2)
+enum <link linkend="luma-spatial-filter-type">v4l2_mpeg_cx2341x_video_luma_spatial_filter_type</link> {
+        V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_OFF                  = 0,
+        V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_HOR               = 1,
+        V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_1D_VERT              = 2,
+        V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_HV_SEPARABLE      = 3,
+        V4L2_MPEG_CX2341X_VIDEO_LUMA_SPATIAL_FILTER_TYPE_2D_SYM_NON_SEPARABLE = 4,
+};
+#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE  (V4L2_CID_MPEG_CX2341X_BASE+3)
+enum <link linkend="chroma-spatial-filter-type">v4l2_mpeg_cx2341x_video_chroma_spatial_filter_type</link> {
+        V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_OFF    = 0,
+        V4L2_MPEG_CX2341X_VIDEO_CHROMA_SPATIAL_FILTER_TYPE_1D_HOR = 1,
+};
+#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE        (V4L2_CID_MPEG_CX2341X_BASE+4)
+enum <link linkend="v4l2-mpeg-cx2341x-video-temporal-filter-mode">v4l2_mpeg_cx2341x_video_temporal_filter_mode</link> {
+        V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_MANUAL = 0,
+        V4L2_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER_MODE_AUTO   = 1,
+};
+#define V4L2_CID_MPEG_CX2341X_VIDEO_TEMPORAL_FILTER             (V4L2_CID_MPEG_CX2341X_BASE+5)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE          (V4L2_CID_MPEG_CX2341X_BASE+6)
+enum <link linkend="v4l2-mpeg-cx2341x-video-median-filter-type">v4l2_mpeg_cx2341x_video_median_filter_type</link> {
+        V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_OFF      = 0,
+        V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR      = 1,
+        V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_VERT     = 2,
+        V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_HOR_VERT = 3,
+        V4L2_MPEG_CX2341X_VIDEO_MEDIAN_FILTER_TYPE_DIAG     = 4,
+};
+#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_BOTTOM   (V4L2_CID_MPEG_CX2341X_BASE+7)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_LUMA_MEDIAN_FILTER_TOP      (V4L2_CID_MPEG_CX2341X_BASE+8)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_BOTTOM (V4L2_CID_MPEG_CX2341X_BASE+9)
+#define V4L2_CID_MPEG_CX2341X_VIDEO_CHROMA_MEDIAN_FILTER_TOP    (V4L2_CID_MPEG_CX2341X_BASE+10)
+#define V4L2_CID_MPEG_CX2341X_STREAM_INSERT_NAV_PACKETS         (V4L2_CID_MPEG_CX2341X_BASE+11)
+
+/*  Camera class control IDs */
+#define V4L2_CID_CAMERA_CLASS_BASE      (V4L2_CTRL_CLASS_CAMERA | 0x900)
+#define V4L2_CID_CAMERA_CLASS           (V4L2_CTRL_CLASS_CAMERA | 1)
+
+#define V4L2_CID_EXPOSURE_AUTO                  (V4L2_CID_CAMERA_CLASS_BASE+1)
+enum  <link linkend="v4l2-exposure-auto-type">v4l2_exposure_auto_type</link> {
+        V4L2_EXPOSURE_AUTO = 0,
+        V4L2_EXPOSURE_MANUAL = 1,
+        V4L2_EXPOSURE_SHUTTER_PRIORITY = 2,
+        V4L2_EXPOSURE_APERTURE_PRIORITY = 3
+};
+#define V4L2_CID_EXPOSURE_ABSOLUTE              (V4L2_CID_CAMERA_CLASS_BASE+2)
+#define V4L2_CID_EXPOSURE_AUTO_PRIORITY         (V4L2_CID_CAMERA_CLASS_BASE+3)
+
+#define V4L2_CID_PAN_RELATIVE                   (V4L2_CID_CAMERA_CLASS_BASE+4)
+#define V4L2_CID_TILT_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+5)
+#define V4L2_CID_PAN_RESET                      (V4L2_CID_CAMERA_CLASS_BASE+6)
+#define V4L2_CID_TILT_RESET                     (V4L2_CID_CAMERA_CLASS_BASE+7)
+
+#define V4L2_CID_PAN_ABSOLUTE                   (V4L2_CID_CAMERA_CLASS_BASE+8)
+#define V4L2_CID_TILT_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+9)
+
+#define V4L2_CID_FOCUS_ABSOLUTE                 (V4L2_CID_CAMERA_CLASS_BASE+10)
+#define V4L2_CID_FOCUS_RELATIVE                 (V4L2_CID_CAMERA_CLASS_BASE+11)
+#define V4L2_CID_FOCUS_AUTO                     (V4L2_CID_CAMERA_CLASS_BASE+12)
+
+#define V4L2_CID_ZOOM_ABSOLUTE                  (V4L2_CID_CAMERA_CLASS_BASE+13)
+#define V4L2_CID_ZOOM_RELATIVE                  (V4L2_CID_CAMERA_CLASS_BASE+14)
+#define V4L2_CID_ZOOM_CONTINUOUS                (V4L2_CID_CAMERA_CLASS_BASE+15)
+
+#define V4L2_CID_PRIVACY                        (V4L2_CID_CAMERA_CLASS_BASE+16)
+
+/* FM Modulator class control IDs */
+#define V4L2_CID_FM_TX_CLASS_BASE               (V4L2_CTRL_CLASS_FM_TX | 0x900)
+#define V4L2_CID_FM_TX_CLASS                    (V4L2_CTRL_CLASS_FM_TX | 1)
+
+#define V4L2_CID_RDS_TX_DEVIATION               (V4L2_CID_FM_TX_CLASS_BASE + 1)
+#define V4L2_CID_RDS_TX_PI                      (V4L2_CID_FM_TX_CLASS_BASE + 2)
+#define V4L2_CID_RDS_TX_PTY                     (V4L2_CID_FM_TX_CLASS_BASE + 3)
+#define V4L2_CID_RDS_TX_PS_NAME                 (V4L2_CID_FM_TX_CLASS_BASE + 5)
+#define V4L2_CID_RDS_TX_RADIO_TEXT              (V4L2_CID_FM_TX_CLASS_BASE + 6)
+
+#define V4L2_CID_AUDIO_LIMITER_ENABLED          (V4L2_CID_FM_TX_CLASS_BASE + 64)
+#define V4L2_CID_AUDIO_LIMITER_RELEASE_TIME     (V4L2_CID_FM_TX_CLASS_BASE + 65)
+#define V4L2_CID_AUDIO_LIMITER_DEVIATION        (V4L2_CID_FM_TX_CLASS_BASE + 66)
+
+#define V4L2_CID_AUDIO_COMPRESSION_ENABLED      (V4L2_CID_FM_TX_CLASS_BASE + 80)
+#define V4L2_CID_AUDIO_COMPRESSION_GAIN         (V4L2_CID_FM_TX_CLASS_BASE + 81)
+#define V4L2_CID_AUDIO_COMPRESSION_THRESHOLD    (V4L2_CID_FM_TX_CLASS_BASE + 82)
+#define V4L2_CID_AUDIO_COMPRESSION_ATTACK_TIME  (V4L2_CID_FM_TX_CLASS_BASE + 83)
+#define V4L2_CID_AUDIO_COMPRESSION_RELEASE_TIME (V4L2_CID_FM_TX_CLASS_BASE + 84)
+
+#define V4L2_CID_PILOT_TONE_ENABLED             (V4L2_CID_FM_TX_CLASS_BASE + 96)
+#define V4L2_CID_PILOT_TONE_DEVIATION           (V4L2_CID_FM_TX_CLASS_BASE + 97)
+#define V4L2_CID_PILOT_TONE_FREQUENCY           (V4L2_CID_FM_TX_CLASS_BASE + 98)
+
+#define V4L2_CID_TUNE_PREEMPHASIS               (V4L2_CID_FM_TX_CLASS_BASE + 112)
+enum <link linkend="v4l2-preemphasis">v4l2_preemphasis</link> {
+        V4L2_PREEMPHASIS_DISABLED       = 0,
+        V4L2_PREEMPHASIS_50_uS          = 1,
+        V4L2_PREEMPHASIS_75_uS          = 2,
+};
+#define V4L2_CID_TUNE_POWER_LEVEL               (V4L2_CID_FM_TX_CLASS_BASE + 113)
+#define V4L2_CID_TUNE_ANTENNA_CAPACITOR         (V4L2_CID_FM_TX_CLASS_BASE + 114)
+
+/*
+ *      T U N I N G
+ */
+struct <link linkend="v4l2-tuner">v4l2_tuner</link> {
+        __u32                   index;
+        __u8                    name[32];
+        enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>    type;
+        __u32                   capability;
+        __u32                   rangelow;
+        __u32                   rangehigh;
+        __u32                   rxsubchans;
+        __u32                   audmode;
+        __s32                   signal;
+        __s32                   afc;
+        __u32                   reserved[4];
+};
+
+struct <link linkend="v4l2-modulator">v4l2_modulator</link> {
+        __u32                   index;
+        __u8                    name[32];
+        __u32                   capability;
+        __u32                   rangelow;
+        __u32                   rangehigh;
+        __u32                   txsubchans;
+        __u32                   reserved[4];
+};
+
+/*  Flags for the 'capability' field */
+#define V4L2_TUNER_CAP_LOW              0x0001
+#define V4L2_TUNER_CAP_NORM             0x0002
+#define V4L2_TUNER_CAP_STEREO           0x0010
+#define V4L2_TUNER_CAP_LANG2            0x0020
+#define V4L2_TUNER_CAP_SAP              0x0020
+#define V4L2_TUNER_CAP_LANG1            0x0040
+#define V4L2_TUNER_CAP_RDS              0x0080
+
+/*  Flags for the 'rxsubchans' field */
+#define V4L2_TUNER_SUB_MONO             0x0001
+#define V4L2_TUNER_SUB_STEREO           0x0002
+#define V4L2_TUNER_SUB_LANG2            0x0004
+#define V4L2_TUNER_SUB_SAP              0x0004
+#define V4L2_TUNER_SUB_LANG1            0x0008
+#define V4L2_TUNER_SUB_RDS              0x0010
+
+/*  Values for the 'audmode' field */
+#define V4L2_TUNER_MODE_MONO            0x0000
+#define V4L2_TUNER_MODE_STEREO          0x0001
+#define V4L2_TUNER_MODE_LANG2           0x0002
+#define V4L2_TUNER_MODE_SAP             0x0002
+#define V4L2_TUNER_MODE_LANG1           0x0003
+#define V4L2_TUNER_MODE_LANG1_LANG2     0x0004
+
+struct <link linkend="v4l2-frequency">v4l2_frequency</link> {
+        __u32                 tuner;
+        enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
+        __u32                 frequency;
+        __u32                 reserved[8];
+};
+
+struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link> {
+        __u32                 tuner;
+        enum <link linkend="v4l2-tuner-type">v4l2_tuner_type</link>  type;
+        __u32                 seek_upward;
+        __u32                 wrap_around;
+        __u32                 reserved[8];
+};
+
+/*
+ *      R D S
+ */
+
+struct <link linkend="v4l2-rds-data">v4l2_rds_data</link> {
+        __u8    lsb;
+        __u8    msb;
+        __u8    block;
+} __attribute__ ((packed));
+
+#define V4L2_RDS_BLOCK_MSK       0x7
+#define V4L2_RDS_BLOCK_A         0
+#define V4L2_RDS_BLOCK_B         1
+#define V4L2_RDS_BLOCK_C         2
+#define V4L2_RDS_BLOCK_D         3
+#define V4L2_RDS_BLOCK_C_ALT     4
+#define V4L2_RDS_BLOCK_INVALID   7
+
+#define V4L2_RDS_BLOCK_CORRECTED 0x40
+#define V4L2_RDS_BLOCK_ERROR     0x80
+
+/*
+ *      A U D I O
+ */
+struct <link linkend="v4l2-audio">v4l2_audio</link> {
+        __u32   index;
+        __u8    name[32];
+        __u32   capability;
+        __u32   mode;
+        __u32   reserved[2];
+};
+
+/*  Flags for the 'capability' field */
+#define V4L2_AUDCAP_STEREO              0x00001
+#define V4L2_AUDCAP_AVL                 0x00002
+
+/*  Flags for the 'mode' field */
+#define V4L2_AUDMODE_AVL                0x00001
+
+struct <link linkend="v4l2-audioout">v4l2_audioout</link> {
+        __u32   index;
+        __u8    name[32];
+        __u32   capability;
+        __u32   mode;
+        __u32   reserved[2];
+};
+
+/*
+ *      M P E G   S E R V I C E S
+ *
+ *      NOTE: EXPERIMENTAL API
+ */
+#if 1 /*KEEP*/
+#define V4L2_ENC_IDX_FRAME_I    (0)
+#define V4L2_ENC_IDX_FRAME_P    (1)
+#define V4L2_ENC_IDX_FRAME_B    (2)
+#define V4L2_ENC_IDX_FRAME_MASK (0xf)
+
+struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> {
+        __u64 offset;
+        __u64 pts;
+        __u32 length;
+        __u32 flags;
+        __u32 reserved[2];
+};
+
+#define V4L2_ENC_IDX_ENTRIES (64)
+struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link> {
+        __u32 entries;
+        __u32 entries_cap;
+        __u32 reserved[4];
+        struct <link linkend="v4l2-enc-idx-entry">v4l2_enc_idx_entry</link> entry[V4L2_ENC_IDX_ENTRIES];
+};
+
+
+#define V4L2_ENC_CMD_START      (0)
+#define V4L2_ENC_CMD_STOP       (1)
+#define V4L2_ENC_CMD_PAUSE      (2)
+#define V4L2_ENC_CMD_RESUME     (3)
+
+/* Flags for V4L2_ENC_CMD_STOP */
+#define V4L2_ENC_CMD_STOP_AT_GOP_END    (1 &lt;&lt; 0)
+
+struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link> {
+        __u32 cmd;
+        __u32 flags;
+        union {
+                struct {
+                        __u32 data[8];
+                } raw;
+        };
+};
+
+#endif
+
+
+/*
+ *      D A T A   S E R V I C E S   ( V B I )
+ *
+ *      Data services API by Michael Schimek
+ */
+
+/* Raw VBI */
+struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link> {
+        __u32   sampling_rate;          /* in 1 Hz */
+        __u32   offset;
+        __u32   samples_per_line;
+        __u32   sample_format;          /* V4L2_PIX_FMT_* */
+        __s32   start[2];
+        __u32   count[2];
+        __u32   flags;                  /* V4L2_VBI_* */
+        __u32   reserved[2];            /* must be zero */
+};
+
+/*  VBI flags  */
+#define V4L2_VBI_UNSYNC         (1 &lt;&lt; 0)
+#define V4L2_VBI_INTERLACED     (1 &lt;&lt; 1)
+
+/* Sliced VBI
+ *
+ *    This implements is a proposal V4L2 API to allow SLICED VBI
+ * required for some hardware encoders. It should change without
+ * notice in the definitive implementation.
+ */
+
+struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link> {
+        __u16   service_set;
+        /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+           service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+                                 (equals frame lines 313-336 for 625 line video
+                                  standards, 263-286 for 525 line standards) */
+        __u16   service_lines[2][24];
+        __u32   io_size;
+        __u32   reserved[2];            /* must be zero */
+};
+
+/* Teletext World System Teletext
+   (WST), defined on ITU-R BT.653-2 */
+#define V4L2_SLICED_TELETEXT_B          (0x0001)
+/* Video Program System, defined on ETS 300 231*/
+#define V4L2_SLICED_VPS                 (0x0400)
+/* Closed Caption, defined on EIA-608 */
+#define V4L2_SLICED_CAPTION_525         (0x1000)
+/* Wide Screen System, defined on ITU-R BT1119.1 */
+#define V4L2_SLICED_WSS_625             (0x4000)
+
+#define V4L2_SLICED_VBI_525             (V4L2_SLICED_CAPTION_525)
+#define V4L2_SLICED_VBI_625             (V4L2_SLICED_TELETEXT_B | V4L2_SLICED_VPS | V4L2_SLICED_WSS_625)
+
+struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link> {
+        __u16   service_set;
+        /* service_lines[0][...] specifies lines 0-23 (1-23 used) of the first field
+           service_lines[1][...] specifies lines 0-23 (1-23 used) of the second field
+                                 (equals frame lines 313-336 for 625 line video
+                                  standards, 263-286 for 525 line standards) */
+        __u16   service_lines[2][24];
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
+        __u32   reserved[3];    /* must be 0 */
+};
+
+struct <link linkend="v4l2-sliced-vbi-data">v4l2_sliced_vbi_data</link> {
+        __u32   id;
+        __u32   field;          /* 0: first field, 1: second field */
+        __u32   line;           /* 1-23 */
+        __u32   reserved;       /* must be 0 */
+        __u8    data[48];
+};
+
+/*
+ * Sliced VBI data inserted into MPEG Streams
+ */
+
+/*
+ * V4L2_MPEG_STREAM_VBI_FMT_IVTV:
+ *
+ * Structure of payload contained in an MPEG 2 Private Stream 1 PES Packet in an
+ * MPEG-2 Program Pack that contains V4L2_MPEG_STREAM_VBI_FMT_IVTV Sliced VBI
+ * data
+ *
+ * Note, the MPEG-2 Program Pack and Private Stream 1 PES packet header
+ * definitions are not included here.  See the MPEG-2 specifications for details
+ * on these headers.
+ */
+
+/* Line type IDs */
+#define V4L2_MPEG_VBI_IVTV_TELETEXT_B     (1)
+#define V4L2_MPEG_VBI_IVTV_CAPTION_525    (4)
+#define V4L2_MPEG_VBI_IVTV_WSS_625        (5)
+#define V4L2_MPEG_VBI_IVTV_VPS            (7)
+
+struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> {
+        __u8 id;        /* One of V4L2_MPEG_VBI_IVTV_* above */
+        __u8 data[42];  /* Sliced VBI data for the line */
+} __attribute__ ((packed));
+
+struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> {
+        __le32 linemask[2]; /* Bitmasks of VBI service lines present */
+        struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[35];
+} __attribute__ ((packed));
+
+struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> {
+        struct <link linkend="v4l2-mpeg-vbi-itv0-line">v4l2_mpeg_vbi_itv0_line</link> line[36];
+} __attribute__ ((packed));
+
+#define V4L2_MPEG_VBI_IVTV_MAGIC0       "itv0"
+#define V4L2_MPEG_VBI_IVTV_MAGIC1       "ITV0"
+
+struct <link linkend="v4l2-mpeg-vbi-fmt-ivtv">v4l2_mpeg_vbi_fmt_ivtv</link> {
+        __u8 magic[4];
+        union {
+                struct <link linkend="v4l2-mpeg-vbi-itv0">v4l2_mpeg_vbi_itv0</link> itv0;
+                struct <link linkend="v4l2-mpeg-vbi-itv0-1">v4l2_mpeg_vbi_ITV0</link> ITV0;
+        };
+} __attribute__ ((packed));
+
+/*
+ *      A G G R E G A T E   S T R U C T U R E S
+ */
+
+/*      Stream data format
+ */
+struct <link linkend="v4l2-format">v4l2_format</link> {
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
+        union {
+                struct <link linkend="v4l2-pix-format">v4l2_pix_format</link>          pix;     /* V4L2_BUF_TYPE_VIDEO_CAPTURE */
+                struct <link linkend="v4l2-window">v4l2_window</link>              win;     /* V4L2_BUF_TYPE_VIDEO_OVERLAY */
+                struct <link linkend="v4l2-vbi-format">v4l2_vbi_format</link>          vbi;     /* V4L2_BUF_TYPE_VBI_CAPTURE */
+                struct <link linkend="v4l2-sliced-vbi-format">v4l2_sliced_vbi_format</link>   sliced;  /* V4L2_BUF_TYPE_SLICED_VBI_CAPTURE */
+                __u8    raw_data[200];                   /* user-defined */
+        } fmt;
+};
+
+
+/*      Stream type-dependent parameters
+ */
+struct <link linkend="v4l2-streamparm">v4l2_streamparm</link> {
+        enum <link linkend="v4l2-buf-type">v4l2_buf_type</link> type;
+        union {
+                struct <link linkend="v4l2-captureparm">v4l2_captureparm</link> capture;
+                struct <link linkend="v4l2-outputparm">v4l2_outputparm</link>  output;
+                __u8    raw_data[200];  /* user-defined */
+        } parm;
+};
+
+/*
+ *      A D V A N C E D   D E B U G G I N G
+ *
+ *      NOTE: EXPERIMENTAL API, NEVER RELY ON THIS IN APPLICATIONS!
+ *      FOR DEBUGGING, TESTING AND INTERNAL USE ONLY!
+ */
+
+/* VIDIOC_DBG_G_REGISTER and VIDIOC_DBG_S_REGISTER */
+
+#define V4L2_CHIP_MATCH_HOST       0  /* Match against chip ID on host (0 for the host) */
+#define V4L2_CHIP_MATCH_I2C_DRIVER 1  /* Match against I2C driver name */
+#define V4L2_CHIP_MATCH_I2C_ADDR   2  /* Match against I2C 7-bit address */
+#define V4L2_CHIP_MATCH_AC97       3  /* Match against anciliary AC97 chip */
+
+struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> {
+        __u32 type; /* Match type */
+        union {     /* Match this chip, meaning determined by type */
+                __u32 addr;
+                char name[32];
+        };
+} __attribute__ ((packed));
+
+struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link> {
+        struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
+        __u32 size;     /* register size in bytes */
+        __u64 reg;
+        __u64 val;
+} __attribute__ ((packed));
+
+/* VIDIOC_DBG_G_CHIP_IDENT */
+struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link> {
+        struct <link linkend="v4l2-dbg-match">v4l2_dbg_match</link> match;
+        __u32 ident;       /* chip identifier as specified in &lt;media/v4l2-chip-ident.h&gt; */
+        __u32 revision;    /* chip revision, chip specific */
+} __attribute__ ((packed));
+
+/*
+ *      I O C T L   C O D E S   F O R   V I D E O   D E V I C E S
+ *
+ */
+#define VIDIOC_QUERYCAP          _IOR('V',  0, struct <link linkend="v4l2-capability">v4l2_capability</link>)
+#define VIDIOC_RESERVED           _IO('V',  1)
+#define VIDIOC_ENUM_FMT         _IOWR('V',  2, struct <link linkend="v4l2-fmtdesc">v4l2_fmtdesc</link>)
+#define VIDIOC_G_FMT            _IOWR('V',  4, struct <link linkend="v4l2-format">v4l2_format</link>)
+#define VIDIOC_S_FMT            _IOWR('V',  5, struct <link linkend="v4l2-format">v4l2_format</link>)
+#define VIDIOC_REQBUFS          _IOWR('V',  8, struct <link linkend="v4l2-requestbuffers">v4l2_requestbuffers</link>)
+#define VIDIOC_QUERYBUF         _IOWR('V',  9, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
+#define VIDIOC_G_FBUF            _IOR('V', 10, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
+#define VIDIOC_S_FBUF            _IOW('V', 11, struct <link linkend="v4l2-framebuffer">v4l2_framebuffer</link>)
+#define VIDIOC_OVERLAY           _IOW('V', 14, int)
+#define VIDIOC_QBUF             _IOWR('V', 15, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
+#define VIDIOC_DQBUF            _IOWR('V', 17, struct <link linkend="v4l2-buffer">v4l2_buffer</link>)
+#define VIDIOC_STREAMON          _IOW('V', 18, int)
+#define VIDIOC_STREAMOFF         _IOW('V', 19, int)
+#define VIDIOC_G_PARM           _IOWR('V', 21, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
+#define VIDIOC_S_PARM           _IOWR('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
+#define VIDIOC_G_STD             _IOR('V', 23, v4l2_std_id)
+#define VIDIOC_S_STD             _IOW('V', 24, v4l2_std_id)
+#define VIDIOC_ENUMSTD          _IOWR('V', 25, struct <link linkend="v4l2-standard">v4l2_standard</link>)
+#define VIDIOC_ENUMINPUT        _IOWR('V', 26, struct <link linkend="v4l2-input">v4l2_input</link>)
+#define VIDIOC_G_CTRL           _IOWR('V', 27, struct <link linkend="v4l2-control">v4l2_control</link>)
+#define VIDIOC_S_CTRL           _IOWR('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
+#define VIDIOC_G_TUNER          _IOWR('V', 29, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
+#define VIDIOC_S_TUNER           _IOW('V', 30, struct <link linkend="v4l2-tuner">v4l2_tuner</link>)
+#define VIDIOC_G_AUDIO           _IOR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
+#define VIDIOC_S_AUDIO           _IOW('V', 34, struct <link linkend="v4l2-audio">v4l2_audio</link>)
+#define VIDIOC_QUERYCTRL        _IOWR('V', 36, struct <link linkend="v4l2-queryctrl">v4l2_queryctrl</link>)
+#define VIDIOC_QUERYMENU        _IOWR('V', 37, struct <link linkend="v4l2-querymenu">v4l2_querymenu</link>)
+#define VIDIOC_G_INPUT           _IOR('V', 38, int)
+#define VIDIOC_S_INPUT          _IOWR('V', 39, int)
+#define VIDIOC_G_OUTPUT          _IOR('V', 46, int)
+#define VIDIOC_S_OUTPUT         _IOWR('V', 47, int)
+#define VIDIOC_ENUMOUTPUT       _IOWR('V', 48, struct <link linkend="v4l2-output">v4l2_output</link>)
+#define VIDIOC_G_AUDOUT          _IOR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
+#define VIDIOC_S_AUDOUT          _IOW('V', 50, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
+#define VIDIOC_G_MODULATOR      _IOWR('V', 54, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
+#define VIDIOC_S_MODULATOR       _IOW('V', 55, struct <link linkend="v4l2-modulator">v4l2_modulator</link>)
+#define VIDIOC_G_FREQUENCY      _IOWR('V', 56, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
+#define VIDIOC_S_FREQUENCY       _IOW('V', 57, struct <link linkend="v4l2-frequency">v4l2_frequency</link>)
+#define VIDIOC_CROPCAP          _IOWR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
+#define VIDIOC_G_CROP           _IOWR('V', 59, struct <link linkend="v4l2-crop">v4l2_crop</link>)
+#define VIDIOC_S_CROP            _IOW('V', 60, struct <link linkend="v4l2-crop">v4l2_crop</link>)
+#define VIDIOC_G_JPEGCOMP        _IOR('V', 61, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
+#define VIDIOC_S_JPEGCOMP        _IOW('V', 62, struct <link linkend="v4l2-jpegcompression">v4l2_jpegcompression</link>)
+#define VIDIOC_QUERYSTD          _IOR('V', 63, v4l2_std_id)
+#define VIDIOC_TRY_FMT          _IOWR('V', 64, struct <link linkend="v4l2-format">v4l2_format</link>)
+#define VIDIOC_ENUMAUDIO        _IOWR('V', 65, struct <link linkend="v4l2-audio">v4l2_audio</link>)
+#define VIDIOC_ENUMAUDOUT       _IOWR('V', 66, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
+#define VIDIOC_G_PRIORITY        _IOR('V', 67, enum <link linkend="v4l2-priority">v4l2_priority</link>)
+#define VIDIOC_S_PRIORITY        _IOW('V', 68, enum <link linkend="v4l2-priority">v4l2_priority</link>)
+#define VIDIOC_G_SLICED_VBI_CAP _IOWR('V', 69, struct <link linkend="v4l2-sliced-vbi-cap">v4l2_sliced_vbi_cap</link>)
+#define VIDIOC_LOG_STATUS         _IO('V', 70)
+#define VIDIOC_G_EXT_CTRLS      _IOWR('V', 71, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
+#define VIDIOC_S_EXT_CTRLS      _IOWR('V', 72, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
+#define VIDIOC_TRY_EXT_CTRLS    _IOWR('V', 73, struct <link linkend="v4l2-ext-controls">v4l2_ext_controls</link>)
+#if 1 /*KEEP*/
+#define VIDIOC_ENUM_FRAMESIZES  _IOWR('V', 74, struct <link linkend="v4l2-frmsizeenum">v4l2_frmsizeenum</link>)
+#define VIDIOC_ENUM_FRAMEINTERVALS _IOWR('V', 75, struct <link linkend="v4l2-frmivalenum">v4l2_frmivalenum</link>)
+#define VIDIOC_G_ENC_INDEX       _IOR('V', 76, struct <link linkend="v4l2-enc-idx">v4l2_enc_idx</link>)
+#define VIDIOC_ENCODER_CMD      _IOWR('V', 77, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
+#define VIDIOC_TRY_ENCODER_CMD  _IOWR('V', 78, struct <link linkend="v4l2-encoder-cmd">v4l2_encoder_cmd</link>)
+#endif
+
+#if 1 /*KEEP*/
+/* Experimental, meant for debugging, testing and internal use.
+   Only implemented if CONFIG_VIDEO_ADV_DEBUG is defined.
+   You must be root to use these ioctls. Never use these in applications! */
+#define VIDIOC_DBG_S_REGISTER    _IOW('V', 79, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
+#define VIDIOC_DBG_G_REGISTER   _IOWR('V', 80, struct <link linkend="v4l2-dbg-register">v4l2_dbg_register</link>)
+
+/* Experimental, meant for debugging, testing and internal use.
+   Never use this ioctl in applications! */
+#define VIDIOC_DBG_G_CHIP_IDENT _IOWR('V', 81, struct <link linkend="v4l2-dbg-chip-ident">v4l2_dbg_chip_ident</link>)
+#endif
+
+#define VIDIOC_S_HW_FREQ_SEEK    _IOW('V', 82, struct <link linkend="v4l2-hw-freq-seek">v4l2_hw_freq_seek</link>)
+/* Reminder: when adding new ioctls please add support for them to
+   drivers/media/video/v4l2-compat-ioctl32.c as well! */
+
+#ifdef __OLD_VIDIOC_
+/* for compatibility, will go away some day */
+#define VIDIOC_OVERLAY_OLD      _IOWR('V', 14, int)
+#define VIDIOC_S_PARM_OLD        _IOW('V', 22, struct <link linkend="v4l2-streamparm">v4l2_streamparm</link>)
+#define VIDIOC_S_CTRL_OLD        _IOW('V', 28, struct <link linkend="v4l2-control">v4l2_control</link>)
+#define VIDIOC_G_AUDIO_OLD      _IOWR('V', 33, struct <link linkend="v4l2-audio">v4l2_audio</link>)
+#define VIDIOC_G_AUDOUT_OLD     _IOWR('V', 49, struct <link linkend="v4l2-audioout">v4l2_audioout</link>)
+#define VIDIOC_CROPCAP_OLD       _IOR('V', 58, struct <link linkend="v4l2-cropcap">v4l2_cropcap</link>)
+#endif
+
+#define BASE_VIDIOC_PRIVATE     192             /* 192-255 are private */
+
+#endif /* __LINUX_VIDEODEV2_H */
+</programlisting>
diff --git a/Documentation/DocBook/v4l/vidioc-cropcap.xml b/Documentation/DocBook/v4l/vidioc-cropcap.xml
new file mode 100644
index 000000000000..816e90e283c5
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-cropcap.xml
@@ -0,0 +1,174 @@
+<refentry id="vidioc-cropcap">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_CROPCAP</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_CROPCAP</refname>
+    <refpurpose>Information about the video cropping and scaling abilities</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_cropcap
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_CROPCAP</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Applications use this function to query the cropping
+limits, the pixel aspect of images and to calculate scale factors.
+They set the <structfield>type</structfield> field of a v4l2_cropcap
+structure to the respective buffer (stream) type and call the
+<constant>VIDIOC_CROPCAP</constant> ioctl with a pointer to this
+structure. Drivers fill the rest of the structure. The results are
+constant except when switching the video standard. Remember this
+switch can occur implicit when switching the video input or
+output.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-cropcap">
+      <title>struct <structname>v4l2_cropcap</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the data stream, set by the application.
+Only these types are valid here:
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>, and custom (driver
+defined) types with code <constant>V4L2_BUF_TYPE_PRIVATE</constant>
+and higher.</entry>
+	  </row>
+	  <row>
+	    <entry>struct <link linkend="v4l2-rect-crop">v4l2_rect</link></entry>
+	    <entry><structfield>bounds</structfield></entry>
+	    <entry>Defines the window within capturing or output is
+possible, this may exclude for example the horizontal and vertical
+blanking areas. The cropping rectangle cannot exceed these limits.
+Width and height are defined in pixels, the driver writer is free to
+choose origin and units of the coordinate system in the analog
+domain.</entry>
+	  </row>
+	  <row>
+	    <entry>struct <link linkend="v4l2-rect-crop">v4l2_rect</link></entry>
+	    <entry><structfield>defrect</structfield></entry>
+	    <entry>Default cropping rectangle, it shall cover the
+"whole picture". Assuming pixel aspect 1/1 this could be for example a
+640&nbsp;&times;&nbsp;480 rectangle for NTSC, a
+768&nbsp;&times;&nbsp;576 rectangle for PAL and SECAM centered over
+the active picture area. The same co-ordinate system as for
+	    <structfield>bounds</structfield> is used.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>pixelaspect</structfield></entry>
+	    <entry><para>This is the pixel aspect (y / x) when no
+scaling is applied, the ratio of the actual sampling
+frequency and the frequency required to get square
+pixels.</para><para>When cropping coordinates refer to square pixels,
+the driver sets <structfield>pixelaspect</structfield> to 1/1. Other
+common values are 54/59 for PAL and SECAM, 11/10 for NTSC sampled
+according to [<xref linkend="itu601" />].</para></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- NB this table is duplicated in the overlay chapter. -->
+
+    <table pgwide="1" frame="none" id="v4l2-rect-crop">
+      <title>struct <structname>v4l2_rect</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>left</structfield></entry>
+	    <entry>Horizontal offset of the top, left corner of the
+rectangle, in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>top</structfield></entry>
+	    <entry>Vertical offset of the top, left corner of the
+rectangle, in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>width</structfield></entry>
+	    <entry>Width of the rectangle, in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>height</structfield></entry>
+	    <entry>Height of the rectangle, in pixels. Width
+and height cannot be negative, the fields are signed for
+hysterical reasons. <!-- video4linux-list@redhat.com
+on 22 Oct 2002 subject "Re:[V4L][patches!] Re:v4l2/kernel-2.5" -->
+</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-cropcap; <structfield>type</structfield> is
+invalid or the ioctl is not supported. This is not permitted for
+video capture, output and overlay devices, which must support
+<constant>VIDIOC_CROPCAP</constant>.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-dbg-g-chip-ident.xml b/Documentation/DocBook/v4l/vidioc-dbg-g-chip-ident.xml
new file mode 100644
index 000000000000..4a09e203af0f
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-dbg-g-chip-ident.xml
@@ -0,0 +1,275 @@
+<refentry id="vidioc-dbg-g-chip-ident">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_DBG_G_CHIP_IDENT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_DBG_G_CHIP_IDENT</refname>
+    <refpurpose>Identify the chips on a TV card</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_dbg_chip_ident
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_DBG_G_CHIP_IDENT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <note>
+      <title>Experimental</title>
+
+      <para>This is an <link
+linkend="experimental">experimental</link> interface and may change in
+the future.</para>
+    </note>
+
+    <para>For driver debugging purposes this ioctl allows test
+applications to query the driver about the chips present on the TV
+card. Regular applications must not use it. When you found a chip
+specific bug, please contact the linux-media mailing list (&v4l-ml;)
+so it can be fixed.</para>
+
+    <para>To query the driver applications must initialize the
+<structfield>match.type</structfield> and
+<structfield>match.addr</structfield> or <structfield>match.name</structfield>
+fields of a &v4l2-dbg-chip-ident;
+and call <constant>VIDIOC_DBG_G_CHIP_IDENT</constant> with a pointer to
+this structure. On success the driver stores information about the
+selected chip in the <structfield>ident</structfield> and
+<structfield>revision</structfield> fields. On failure the structure
+remains unchanged.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_HOST</constant>,
+<structfield>match.addr</structfield> selects the nth non-&i2c; chip
+on the TV card. You can enumerate all chips by starting at zero and
+incrementing <structfield>match.addr</structfield> by one until
+<constant>VIDIOC_DBG_G_CHIP_IDENT</constant> fails with an &EINVAL;.
+The number zero always selects the host chip, &eg; the chip connected
+to the PCI or USB bus.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_I2C_DRIVER</constant>,
+<structfield>match.name</structfield> contains the I2C driver name.
+For instance
+<constant>"saa7127"</constant> will match any chip
+supported by the saa7127 driver, regardless of its &i2c; bus address.
+When multiple chips supported by the same driver are present, the
+ioctl will return <constant>V4L2_IDENT_AMBIGUOUS</constant> in the
+<structfield>ident</structfield> field.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_I2C_ADDR</constant>,
+<structfield>match.addr</structfield> selects a chip by its 7 bit
+&i2c; bus address.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_AC97</constant>,
+<structfield>match.addr</structfield> selects the nth AC97 chip
+on the TV card. You can enumerate all chips by starting at zero and
+incrementing <structfield>match.addr</structfield> by one until
+<constant>VIDIOC_DBG_G_CHIP_IDENT</constant> fails with an &EINVAL;.</para>
+
+    <para>On success, the <structfield>ident</structfield> field will
+contain a chip ID from the Linux
+<filename>media/v4l2-chip-ident.h</filename> header file, and the
+<structfield>revision</structfield> field will contain a driver
+specific value, or zero if no particular revision is associated with
+this chip.</para>
+
+    <para>When the driver could not identify the selected chip,
+<structfield>ident</structfield> will contain
+<constant>V4L2_IDENT_UNKNOWN</constant>. When no chip matched
+the ioctl will succeed but the
+<structfield>ident</structfield> field will contain
+<constant>V4L2_IDENT_NONE</constant>. If multiple chips matched,
+<structfield>ident</structfield> will contain
+<constant>V4L2_IDENT_AMBIGUOUS</constant>. In all these cases the
+<structfield>revision</structfield> field remains unchanged.</para>
+
+    <para>This ioctl is optional, not all drivers may support it. It
+was introduced in Linux 2.6.21, but the API was changed to the
+one described here in 2.6.29.</para>
+
+    <para>We recommended the <application>v4l2-dbg</application>
+utility over calling this ioctl directly. It is available from the
+LinuxTV v4l-dvb repository; see <ulink
+url="http://linuxtv.org/repo/">http://linuxtv.org/repo/</ulink> for
+access instructions.</para>
+
+    <!-- Note for convenience vidioc-dbg-g-register.sgml
+	 contains a duplicate of this table. -->
+    <table pgwide="1" frame="none" id="ident-v4l2-dbg-match">
+      <title>struct <structname>v4l2_dbg_match</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>See <xref linkend="ident-chip-match-types" /> for a list of
+possible types.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry>(anonymous)</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>addr</structfield></entry>
+	    <entry>Match a chip by this number, interpreted according
+to the <structfield>type</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>char</entry>
+	    <entry><structfield>name[32]</structfield></entry>
+	    <entry>Match a chip by this name, interpreted according
+to the <structfield>type</structfield> field.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-dbg-chip-ident">
+      <title>struct <structname>v4l2_dbg_chip_ident</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>struct v4l2_dbg_match</entry>
+	    <entry><structfield>match</structfield></entry>
+	    <entry>How to match the chip, see <xref linkend="ident-v4l2-dbg-match" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>ident</structfield></entry>
+	    <entry>A chip identifier as defined in the Linux
+<filename>media/v4l2-chip-ident.h</filename> header file, or one of
+the values from <xref linkend="chip-ids" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>revision</structfield></entry>
+	    <entry>A chip revision, chip and driver specific.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- Note for convenience vidioc-dbg-g-register.sgml
+	 contains a duplicate of this table. -->
+    <table pgwide="1" frame="none" id="ident-chip-match-types">
+      <title>Chip Match Types</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_HOST</constant></entry>
+	    <entry>0</entry>
+	    <entry>Match the nth chip on the card, zero for the
+	    host chip. Does not match &i2c; chips.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_I2C_DRIVER</constant></entry>
+	    <entry>1</entry>
+	    <entry>Match an &i2c; chip by its driver name.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_I2C_ADDR</constant></entry>
+	    <entry>2</entry>
+	    <entry>Match a chip by its 7 bit &i2c; bus address.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_AC97</constant></entry>
+	    <entry>3</entry>
+	    <entry>Match the nth anciliary AC97 chip.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- This is an anonymous enum in media/v4l2-chip-ident.h. -->
+    <table pgwide="1" frame="none" id="chip-ids">
+      <title>Chip Identifiers</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_IDENT_NONE</constant></entry>
+	    <entry>0</entry>
+	    <entry>No chip matched.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IDENT_AMBIGUOUS</constant></entry>
+	    <entry>1</entry>
+	    <entry>Multiple chips matched.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IDENT_UNKNOWN</constant></entry>
+	    <entry>2</entry>
+	    <entry>A chip is present at this address, but the driver
+could not identify it.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The driver does not support this ioctl, or the
+<structfield>match_type</structfield> is invalid.</para>
+	</listitem>
+      </varlistentry>
+     </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-dbg-g-register.xml b/Documentation/DocBook/v4l/vidioc-dbg-g-register.xml
new file mode 100644
index 000000000000..980c7f3e2fd6
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-dbg-g-register.xml
@@ -0,0 +1,275 @@
+<refentry id="vidioc-dbg-g-register">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_DBG_G_REGISTER, VIDIOC_DBG_S_REGISTER</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_DBG_G_REGISTER</refname>
+    <refname>VIDIOC_DBG_S_REGISTER</refname>
+    <refpurpose>Read or write hardware registers</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_dbg_register *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_dbg_register
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_DBG_G_REGISTER, VIDIOC_DBG_S_REGISTER</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <note>
+      <title>Experimental</title>
+
+      <para>This is an <link linkend="experimental">experimental</link>
+interface and may change in the future.</para>
+    </note>
+
+    <para>For driver debugging purposes these ioctls allow test
+applications to access hardware registers directly. Regular
+applications must not use them.</para>
+
+    <para>Since writing or even reading registers can jeopardize the
+system security, its stability and damage the hardware, both ioctls
+require superuser privileges. Additionally the Linux kernel must be
+compiled with the <constant>CONFIG_VIDEO_ADV_DEBUG</constant> option
+to enable these ioctls.</para>
+
+    <para>To write a register applications must initialize all fields
+of a &v4l2-dbg-register; and call
+<constant>VIDIOC_DBG_S_REGISTER</constant> with a pointer to this
+structure. The <structfield>match.type</structfield> and
+<structfield>match.addr</structfield> or <structfield>match.name</structfield>
+fields select a chip on the TV
+card, the <structfield>reg</structfield> field specifies a register
+number and the <structfield>val</structfield> field the value to be
+written into the register.</para>
+
+    <para>To read a register applications must initialize the
+<structfield>match.type</structfield>,
+<structfield>match.chip</structfield> or <structfield>match.name</structfield> and
+<structfield>reg</structfield> fields, and call
+<constant>VIDIOC_DBG_G_REGISTER</constant> with a pointer to this
+structure. On success the driver stores the register value in the
+<structfield>val</structfield> field. On failure the structure remains
+unchanged.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_HOST</constant>,
+<structfield>match.addr</structfield> selects the nth non-&i2c; chip
+on the TV card.  The number zero always selects the host chip, &eg; the
+chip connected to the PCI or USB bus. You can find out which chips are
+present with the &VIDIOC-DBG-G-CHIP-IDENT; ioctl.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_I2C_DRIVER</constant>,
+<structfield>match.name</structfield> contains the I2C driver name.
+For instance
+<constant>"saa7127"</constant> will match any chip
+supported by the saa7127 driver, regardless of its &i2c; bus address.
+When multiple chips supported by the same driver are present, the
+effect of these ioctls is undefined. Again with the
+&VIDIOC-DBG-G-CHIP-IDENT; ioctl you can find out which &i2c; chips are
+present.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_I2C_ADDR</constant>,
+<structfield>match.addr</structfield> selects a chip by its 7 bit &i2c;
+bus address.</para>
+
+    <para>When <structfield>match.type</structfield> is
+<constant>V4L2_CHIP_MATCH_AC97</constant>,
+<structfield>match.addr</structfield> selects the nth AC97 chip
+on the TV card.</para>
+
+    <note>
+      <title>Success not guaranteed</title>
+
+      <para>Due to a flaw in the Linux &i2c; bus driver these ioctls may
+return successfully without actually reading or writing a register. To
+catch the most likely failure we recommend a &VIDIOC-DBG-G-CHIP-IDENT;
+call confirming the presence of the selected &i2c; chip.</para>
+    </note>
+
+    <para>These ioctls are optional, not all drivers may support them.
+However when a driver supports these ioctls it must also support
+&VIDIOC-DBG-G-CHIP-IDENT;. Conversely it may support
+<constant>VIDIOC_DBG_G_CHIP_IDENT</constant> but not these ioctls.</para>
+
+    <para><constant>VIDIOC_DBG_G_REGISTER</constant> and
+<constant>VIDIOC_DBG_S_REGISTER</constant> were introduced in Linux
+2.6.21, but their API was changed to the one described here in kernel 2.6.29.</para>
+
+    <para>We recommended the <application>v4l2-dbg</application>
+utility over calling these ioctls directly. It is available from the
+LinuxTV v4l-dvb repository; see <ulink
+url="http://linuxtv.org/repo/">http://linuxtv.org/repo/</ulink> for
+access instructions.</para>
+
+    <!-- Note for convenience vidioc-dbg-g-chip-ident.sgml
+	 contains a duplicate of this table. -->
+    <table pgwide="1" frame="none" id="v4l2-dbg-match">
+      <title>struct <structname>v4l2_dbg_match</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>See <xref linkend="ident-chip-match-types" /> for a list of
+possible types.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry>(anonymous)</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>addr</structfield></entry>
+	    <entry>Match a chip by this number, interpreted according
+to the <structfield>type</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>char</entry>
+	    <entry><structfield>name[32]</structfield></entry>
+	    <entry>Match a chip by this name, interpreted according
+to the <structfield>type</structfield> field.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+
+    <table pgwide="1" frame="none" id="v4l2-dbg-register">
+      <title>struct <structname>v4l2_dbg_register</structname></title>
+      <tgroup cols="4">
+	<colspec colname="c1" />
+	<colspec colname="c2" />
+	<colspec colname="c4" />
+	<tbody valign="top">
+	  <row>
+	    <entry>struct v4l2_dbg_match</entry>
+	    <entry><structfield>match</structfield></entry>
+	    <entry>How to match the chip, see <xref linkend="v4l2-dbg-match" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u64</entry>
+	    <entry><structfield>reg</structfield></entry>
+	    <entry>A register number.</entry>
+	  </row>
+	  <row>
+	    <entry>__u64</entry>
+	    <entry><structfield>val</structfield></entry>
+	    <entry>The value read from, or to be written into the
+register.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- Note for convenience vidioc-dbg-g-chip-ident.sgml
+	 contains a duplicate of this table. -->
+    <table pgwide="1" frame="none" id="chip-match-types">
+      <title>Chip Match Types</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_HOST</constant></entry>
+	    <entry>0</entry>
+	    <entry>Match the nth chip on the card, zero for the
+	    host chip. Does not match &i2c; chips.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_I2C_DRIVER</constant></entry>
+	    <entry>1</entry>
+	    <entry>Match an &i2c; chip by its driver name.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_I2C_ADDR</constant></entry>
+	    <entry>2</entry>
+	    <entry>Match a chip by its 7 bit &i2c; bus address.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CHIP_MATCH_AC97</constant></entry>
+	    <entry>3</entry>
+	    <entry>Match the nth anciliary AC97 chip.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The driver does not support this ioctl, or the kernel
+was not compiled with the <constant>CONFIG_VIDEO_ADV_DEBUG</constant>
+option, or the <structfield>match_type</structfield> is invalid, or the
+selected chip or register does not exist.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EPERM</errorcode></term>
+	<listitem>
+	  <para>Insufficient permissions. Root privileges are required
+to execute these ioctls.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-encoder-cmd.xml b/Documentation/DocBook/v4l/vidioc-encoder-cmd.xml
new file mode 100644
index 000000000000..b0dde943825c
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-encoder-cmd.xml
@@ -0,0 +1,204 @@
+<refentry id="vidioc-encoder-cmd">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENCODER_CMD, VIDIOC_TRY_ENCODER_CMD</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENCODER_CMD</refname>
+    <refname>VIDIOC_TRY_ENCODER_CMD</refname>
+    <refpurpose>Execute an encoder command</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_encoder_cmd *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENCODER_CMD, VIDIOC_TRY_ENCODER_CMD</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <note>
+      <title>Experimental</title>
+
+      <para>This is an <link linkend="experimental">experimental</link>
+interface and may change in the future.</para>
+    </note>
+
+    <para>These ioctls control an audio/video (usually MPEG-) encoder.
+<constant>VIDIOC_ENCODER_CMD</constant> sends a command to the
+encoder, <constant>VIDIOC_TRY_ENCODER_CMD</constant> can be used to
+try a command without actually executing it.</para>
+
+    <para>To send a command applications must initialize all fields of a
+    &v4l2-encoder-cmd; and call
+    <constant>VIDIOC_ENCODER_CMD</constant> or
+    <constant>VIDIOC_TRY_ENCODER_CMD</constant> with a pointer to this
+    structure.</para>
+
+    <para>The <structfield>cmd</structfield> field must contain the
+command code. The <structfield>flags</structfield> field is currently
+only used by the STOP command and contains one bit: If the
+<constant>V4L2_ENC_CMD_STOP_AT_GOP_END</constant> flag is set,
+encoding will continue until the end of the current <wordasword>Group
+Of Pictures</wordasword>, otherwise it will stop immediately.</para>
+
+    <para>A <function>read</function>() call sends a START command to
+the encoder if it has not been started yet. After a STOP command,
+<function>read</function>() calls will read the remaining data
+buffered by the driver. When the buffer is empty,
+<function>read</function>() will return zero and the next
+<function>read</function>() call will restart the encoder.</para>
+
+    <para>A <function>close</function>() call sends an immediate STOP
+to the encoder, and all buffered data is discarded.</para>
+
+    <para>These ioctls are optional, not all drivers may support
+them. They were introduced in Linux 2.6.21.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-encoder-cmd">
+      <title>struct <structname>v4l2_encoder_cmd</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>cmd</structfield></entry>
+	    <entry>The encoder command, see <xref linkend="encoder-cmds" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry>Flags to go with the command, see <xref
+		linkend="encoder-flags" />. If no flags are defined for
+this command, drivers and applications must set this field to
+zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>data</structfield>[8]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="encoder-cmds">
+      <title>Encoder Commands</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_ENC_CMD_START</constant></entry>
+	    <entry>0</entry>
+	    <entry>Start the encoder. When the encoder is already
+running or paused, this command does nothing. No flags are defined for
+this command.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_CMD_STOP</constant></entry>
+	    <entry>1</entry>
+	    <entry>Stop the encoder. When the
+<constant>V4L2_ENC_CMD_STOP_AT_GOP_END</constant> flag is set,
+encoding will continue until the end of the current <wordasword>Group
+Of Pictures</wordasword>, otherwise encoding will stop immediately.
+When the encoder is already stopped, this command does
+nothing.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_CMD_PAUSE</constant></entry>
+	    <entry>2</entry>
+	    <entry>Pause the encoder. When the encoder has not been
+started yet, the driver will return an &EPERM;. When the encoder is
+already paused, this command does nothing. No flags are defined for
+this command.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_CMD_RESUME</constant></entry>
+	    <entry>3</entry>
+	    <entry>Resume encoding after a PAUSE command. When the
+encoder has not been started yet, the driver will return an &EPERM;.
+When the encoder is already running, this command does nothing. No
+flags are defined for this command.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="encoder-flags">
+      <title>Encoder Command Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_ENC_CMD_STOP_AT_GOP_END</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>Stop encoding at the end of the current <wordasword>Group Of
+Pictures</wordasword>, rather than immediately.</entry>
+	  </row>
+       </tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The driver does not support this ioctl, or the
+<structfield>cmd</structfield> field is invalid.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EPERM</errorcode></term>
+	<listitem>
+	  <para>The application sent a PAUSE or RESUME command when
+the encoder was not running.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enum-fmt.xml b/Documentation/DocBook/v4l/vidioc-enum-fmt.xml
new file mode 100644
index 000000000000..960d44615ca6
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enum-fmt.xml
@@ -0,0 +1,164 @@
+<refentry id="vidioc-enum-fmt">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUM_FMT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUM_FMT</refname>
+    <refpurpose>Enumerate image formats</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_fmtdesc
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUM_FMT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To enumerate image formats applications initialize the
+<structfield>type</structfield> and <structfield>index</structfield>
+field of &v4l2-fmtdesc; and call the
+<constant>VIDIOC_ENUM_FMT</constant> ioctl with a pointer to this
+structure. Drivers fill the rest of the structure or return an
+&EINVAL;. All formats are enumerable by beginning at index zero and
+incrementing by one until <errorcode>EINVAL</errorcode> is
+returned.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-fmtdesc">
+      <title>struct <structname>v4l2_fmtdesc</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Number of the format in the enumeration, set by
+the application. This is in no way related to the <structfield>
+pixelformat</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the data stream, set by the application.
+Only these types are valid here:
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>, and custom (driver
+defined) types with code <constant>V4L2_BUF_TYPE_PRIVATE</constant>
+and higher.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry>See <xref linkend="fmtdesc-flags" /></entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>description</structfield>[32]</entry>
+	    <entry>Description of the format, a NUL-terminated ASCII
+string. This information is intended for the user, for example: "YUV
+4:2:2".</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>pixelformat</structfield></entry>
+	    <entry>The image format identifier. This is a
+four character code as computed by the v4l2_fourcc()
+macro:</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para><programlisting id="v4l2-fourcc">
+#define v4l2_fourcc(a,b,c,d) (((__u32)(a)&lt;&lt;0)|((__u32)(b)&lt;&lt;8)|((__u32)(c)&lt;&lt;16)|((__u32)(d)&lt;&lt;24))
+</programlisting></para><para>Several image formats are already
+defined by this specification in <xref linkend="pixfmt" />. Note these
+codes are not the same as those used in the Windows world.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="fmtdesc-flags">
+      <title>Image Format Description Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FMT_FLAG_COMPRESSED</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>This is a compressed format.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FMT_FLAG_EMULATED</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>This format is not native to the device but emulated
+through software (usually libv4l2), where possible try to use a native format
+instead for better performance.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-fmtdesc; <structfield>type</structfield>
+is not supported or the <structfield>index</structfield> is out of
+bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enum-frameintervals.xml b/Documentation/DocBook/v4l/vidioc-enum-frameintervals.xml
new file mode 100644
index 000000000000..3c216e113a54
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enum-frameintervals.xml
@@ -0,0 +1,270 @@
+<refentry id="vidioc-enum-frameintervals">
+
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUM_FRAMEINTERVALS</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUM_FRAMEINTERVALS</refname>
+    <refpurpose>Enumerate frame intervals</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_frmivalenum *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUM_FRAMEINTERVALS</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para>Pointer to a &v4l2-frmivalenum; structure that
+contains a pixel format and size and receives a frame interval.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>This ioctl allows applications to enumerate all frame
+intervals that the device supports for the given pixel format and
+frame size.</para>
+    <para>The supported pixel formats and frame sizes can be obtained
+by using the &VIDIOC-ENUM-FMT; and &VIDIOC-ENUM-FRAMESIZES;
+functions.</para>
+    <para>The return value and the content of the
+<structfield>v4l2_frmivalenum.type</structfield> field depend on the
+type of frame intervals the device supports. Here are the semantics of
+the function for the different cases:</para>
+    <itemizedlist>
+      <listitem>
+	<para><emphasis role="bold">Discrete:</emphasis> The function
+returns success if the given index value (zero-based) is valid. The
+application should increase the index by one for each call until
+<constant>EINVAL</constant> is returned. The `v4l2_frmivalenum.type`
+field is set to `V4L2_FRMIVAL_TYPE_DISCRETE` by the driver. Of the
+union only the `discrete` member is valid.</para>
+      </listitem>
+      <listitem>
+	<para><emphasis role="bold">Step-wise:</emphasis> The function
+returns success if the given index value is zero and
+<constant>EINVAL</constant> for any other index value. The
+<structfield>v4l2_frmivalenum.type</structfield> field is set to
+<constant>V4L2_FRMIVAL_TYPE_STEPWISE</constant> by the driver. Of the
+union only the <structfield>stepwise</structfield> member is
+valid.</para>
+      </listitem>
+      <listitem>
+	<para><emphasis role="bold">Continuous:</emphasis> This is a
+special case of the step-wise type above. The function returns success
+if the given index value is zero and <constant>EINVAL</constant> for
+any other index value. The
+<structfield>v4l2_frmivalenum.type</structfield> field is set to
+<constant>V4L2_FRMIVAL_TYPE_CONTINUOUS</constant> by the driver. Of
+the union only the <structfield>stepwise</structfield> member is valid
+and the <structfield>step</structfield> value is set to 1.</para>
+      </listitem>
+    </itemizedlist>
+
+    <para>When the application calls the function with index zero, it
+must check the <structfield>type</structfield> field to determine the
+type of frame interval enumeration the device supports. Only for the
+<constant>V4L2_FRMIVAL_TYPE_DISCRETE</constant> type does it make
+sense to increase the index value to receive more frame
+intervals.</para>
+    <para>Note that the order in which the frame intervals are
+returned has no special meaning. In particular does it not say
+anything about potential default frame intervals.</para>
+    <para>Applications can assume that the enumeration data does not
+change without any interaction from the application itself. This means
+that the enumeration data is consistent if the application does not
+perform any other ioctl calls while it runs the frame interval
+enumeration.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Notes</title>
+
+    <itemizedlist>
+      <listitem>
+	<para><emphasis role="bold">Frame intervals and frame
+rates:</emphasis> The V4L2 API uses frame intervals instead of frame
+rates. Given the frame interval the frame rate can be computed as
+follows:<screen>frame_rate = 1 / frame_interval</screen></para>
+      </listitem>
+    </itemizedlist>
+
+  </refsect1>
+
+  <refsect1>
+    <title>Structs</title>
+
+    <para>In the structs below, <emphasis>IN</emphasis> denotes a
+value that has to be filled in by the application,
+<emphasis>OUT</emphasis> denotes values that the driver fills in. The
+application should zero out all members except for the
+<emphasis>IN</emphasis> fields.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-frmival-stepwise">
+      <title>struct <structname>v4l2_frmival_stepwise</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>min</structfield></entry>
+	    <entry>Minimum frame interval [s].</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>max</structfield></entry>
+	    <entry>Maximum frame interval [s].</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>step</structfield></entry>
+	    <entry>Frame interval step size [s].</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-frmivalenum">
+      <title>struct <structname>v4l2_frmivalenum</structname></title>
+      <tgroup cols="4">
+	<colspec colname="c1" />
+	<colspec colname="c2" />
+	<colspec colname="c3" />
+	<colspec colname="c4" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Index of the given frame interval in the
+enumeration.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>pixel_format</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Pixel format for which the frame intervals are
+enumerated.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>width</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Frame width for which the frame intervals are
+enumerated.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>height</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Frame height for which the frame intervals are
+enumerated.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry></entry>
+	    <entry>OUT: Frame interval type the device supports.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>OUT: Frame interval with the given index.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>discrete</structfield></entry>
+	    <entry>Frame interval [s].</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-frmival-stepwise;</entry>
+	    <entry><structfield>stepwise</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved[2]</structfield></entry>
+	    <entry></entry>
+	    <entry>Reserved space for future use.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    <title>Enums</title>
+
+    <table pgwide="1" frame="none" id="v4l2-frmivaltypes">
+      <title>enum <structname>v4l2_frmivaltypes</structname></title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FRMIVAL_TYPE_DISCRETE</constant></entry>
+	    <entry>1</entry>
+	    <entry>Discrete frame interval.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FRMIVAL_TYPE_CONTINUOUS</constant></entry>
+	    <entry>2</entry>
+	    <entry>Continuous frame interval.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FRMIVAL_TYPE_STEPWISE</constant></entry>
+	    <entry>3</entry>
+	    <entry>Step-wise defined frame interval.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <para>See the description section above for a list of return
+values that <varname>errno</varname> can have.</para>
+  </refsect1>
+
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enum-framesizes.xml b/Documentation/DocBook/v4l/vidioc-enum-framesizes.xml
new file mode 100644
index 000000000000..6afa4542c818
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enum-framesizes.xml
@@ -0,0 +1,282 @@
+<refentry id="vidioc-enum-framesizes">
+
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUM_FRAMESIZES</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUM_FRAMESIZES</refname>
+    <refpurpose>Enumerate frame sizes</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_frmsizeenum *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUM_FRAMESIZES</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para>Pointer to a &v4l2-frmsizeenum; that contains an index
+and pixel format and receives a frame width and height.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <note>
+      <title>Experimental</title>
+
+      <para>This is an <link linkend="experimental">experimental</link>
+interface and may change in the future.</para>
+    </note>
+
+    <para>This ioctl allows applications to enumerate all frame sizes
+(&ie; width and height in pixels) that the device supports for the
+given pixel format.</para>
+    <para>The supported pixel formats can be obtained by using the
+&VIDIOC-ENUM-FMT; function.</para>
+    <para>The return value and the content of the
+<structfield>v4l2_frmsizeenum.type</structfield> field depend on the
+type of frame sizes the device supports. Here are the semantics of the
+function for the different cases:</para>
+
+    <itemizedlist>
+      <listitem>
+	<para><emphasis role="bold">Discrete:</emphasis> The function
+returns success if the given index value (zero-based) is valid. The
+application should increase the index by one for each call until
+<constant>EINVAL</constant> is returned. The
+<structfield>v4l2_frmsizeenum.type</structfield> field is set to
+<constant>V4L2_FRMSIZE_TYPE_DISCRETE</constant> by the driver. Of the
+union only the <structfield>discrete</structfield> member is
+valid.</para>
+      </listitem>
+      <listitem>
+	<para><emphasis role="bold">Step-wise:</emphasis> The function
+returns success if the given index value is zero and
+<constant>EINVAL</constant> for any other index value. The
+<structfield>v4l2_frmsizeenum.type</structfield> field is set to
+<constant>V4L2_FRMSIZE_TYPE_STEPWISE</constant> by the driver. Of the
+union only the <structfield>stepwise</structfield> member is
+valid.</para>
+      </listitem>
+      <listitem>
+	<para><emphasis role="bold">Continuous:</emphasis> This is a
+special case of the step-wise type above. The function returns success
+if the given index value is zero and <constant>EINVAL</constant> for
+any other index value. The
+<structfield>v4l2_frmsizeenum.type</structfield> field is set to
+<constant>V4L2_FRMSIZE_TYPE_CONTINUOUS</constant> by the driver. Of
+the union only the <structfield>stepwise</structfield> member is valid
+and the <structfield>step_width</structfield> and
+<structfield>step_height</structfield> values are set to 1.</para>
+      </listitem>
+    </itemizedlist>
+
+    <para>When the application calls the function with index zero, it
+must check the <structfield>type</structfield> field to determine the
+type of frame size enumeration the device supports. Only for the
+<constant>V4L2_FRMSIZE_TYPE_DISCRETE</constant> type does it make
+sense to increase the index value to receive more frame sizes.</para>
+    <para>Note that the order in which the frame sizes are returned
+has no special meaning. In particular does it not say anything about
+potential default format sizes.</para>
+    <para>Applications can assume that the enumeration data does not
+change without any interaction from the application itself. This means
+that the enumeration data is consistent if the application does not
+perform any other ioctl calls while it runs the frame size
+enumeration.</para>
+  </refsect1>
+
+  <refsect1>
+    <title>Structs</title>
+
+    <para>In the structs below, <emphasis>IN</emphasis> denotes a
+value that has to be filled in by the application,
+<emphasis>OUT</emphasis> denotes values that the driver fills in. The
+application should zero out all members except for the
+<emphasis>IN</emphasis> fields.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-frmsize-discrete">
+      <title>struct <structname>v4l2_frmsize_discrete</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>width</structfield></entry>
+	    <entry>Width of the frame [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>height</structfield></entry>
+	    <entry>Height of the frame [pixel].</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-frmsize-stepwise">
+      <title>struct <structname>v4l2_frmsize_stepwise</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>min_width</structfield></entry>
+	    <entry>Minimum frame width [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>max_width</structfield></entry>
+	    <entry>Maximum frame width [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>step_width</structfield></entry>
+	    <entry>Frame width step size [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>min_height</structfield></entry>
+	    <entry>Minimum frame height [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>max_height</structfield></entry>
+	    <entry>Maximum frame height [pixel].</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>step_height</structfield></entry>
+	    <entry>Frame height step size [pixel].</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-frmsizeenum">
+      <title>struct <structname>v4l2_frmsizeenum</structname></title>
+      <tgroup cols="4">
+	<colspec colname="c1" />
+	<colspec colname="c2" />
+	<colspec colname="c3" />
+	<colspec colname="c4" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Index of the given frame size in the enumeration.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>pixel_format</structfield></entry>
+	    <entry></entry>
+	    <entry>IN: Pixel format for which the frame sizes are enumerated.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry></entry>
+	    <entry>OUT: Frame size type the device supports.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>OUT: Frame size with the given index.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-frmsize-discrete;</entry>
+	    <entry><structfield>discrete</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-frmsize-stepwise;</entry>
+	    <entry><structfield>stepwise</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved[2]</structfield></entry>
+	    <entry></entry>
+	    <entry>Reserved space for future use.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    <title>Enums</title>
+
+    <table pgwide="1" frame="none" id="v4l2-frmsizetypes">
+      <title>enum <structname>v4l2_frmsizetypes</structname></title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FRMSIZE_TYPE_DISCRETE</constant></entry>
+	    <entry>1</entry>
+	    <entry>Discrete frame size.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FRMSIZE_TYPE_CONTINUOUS</constant></entry>
+	    <entry>2</entry>
+	    <entry>Continuous frame size.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FRMSIZE_TYPE_STEPWISE</constant></entry>
+	    <entry>3</entry>
+	    <entry>Step-wise defined frame size.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <para>See the description section above for a list of return
+values that <varname>errno</varname> can have.</para>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enumaudio.xml b/Documentation/DocBook/v4l/vidioc-enumaudio.xml
new file mode 100644
index 000000000000..9ae8f2d3a96f
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enumaudio.xml
@@ -0,0 +1,86 @@
+<refentry id="vidioc-enumaudio">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUMAUDIO</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUMAUDIO</refname>
+    <refpurpose>Enumerate audio inputs</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_audio *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUMAUDIO</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of an audio input applications
+initialize the <structfield>index</structfield> field and zero out the
+<structfield>reserved</structfield> array of a &v4l2-audio;
+and call the <constant>VIDIOC_ENUMAUDIO</constant> ioctl with a pointer
+to this structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the index is out of bounds. To enumerate all audio
+inputs applications shall begin at index zero, incrementing by one
+until the driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <para>See <xref linkend="vidioc-g-audio" /> for a description of
+&v4l2-audio;.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The number of the audio input is out of bounds, or
+there are no audio inputs at all and this ioctl is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enumaudioout.xml b/Documentation/DocBook/v4l/vidioc-enumaudioout.xml
new file mode 100644
index 000000000000..d3d7c0ab17b8
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enumaudioout.xml
@@ -0,0 +1,89 @@
+<refentry id="vidioc-enumaudioout">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUMAUDOUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUMAUDOUT</refname>
+    <refpurpose>Enumerate audio outputs</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_audioout *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUMAUDOUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of an audio output applications
+initialize the <structfield>index</structfield> field and zero out the
+<structfield>reserved</structfield> array of a &v4l2-audioout; and
+call the <constant>VIDIOC_G_AUDOUT</constant> ioctl with a pointer
+to this structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the index is out of bounds. To enumerate all audio
+outputs applications shall begin at index zero, incrementing by one
+until the driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <para>Note connectors on a TV card to loop back the received audio
+signal to a sound card are not audio outputs in this sense.</para>
+
+    <para>See <xref linkend="vidioc-g-audioout" /> for a description of
+&v4l2-audioout;.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The number of the audio output is out of bounds, or
+there are no audio outputs at all and this ioctl is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enuminput.xml b/Documentation/DocBook/v4l/vidioc-enuminput.xml
new file mode 100644
index 000000000000..414856b82473
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enuminput.xml
@@ -0,0 +1,287 @@
+<refentry id="vidioc-enuminput">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUMINPUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUMINPUT</refname>
+    <refpurpose>Enumerate video inputs</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_input
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUMINPUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a video input applications
+initialize the <structfield>index</structfield> field of &v4l2-input;
+and call the <constant>VIDIOC_ENUMINPUT</constant> ioctl with a
+pointer to this structure. Drivers fill the rest of the structure or
+return an &EINVAL; when the index is out of bounds. To enumerate all
+inputs applications shall begin at index zero, incrementing by one
+until the driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <table frame="none" pgwide="1" id="v4l2-input">
+      <title>struct <structname>v4l2_input</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Identifies the input, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the video input, a NUL-terminated ASCII
+string, for example: "Vin (Composite 2)". This information is intended
+for the user, preferably the connector label on the device itself.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the input, see <xref
+		linkend="input-type" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>audioset</structfield></entry>
+	    <entry><para>Drivers can enumerate up to 32 video and
+audio inputs. This field shows which audio inputs were selectable as
+audio source if this was the currently selected video input. It is a
+bit mask. The LSB corresponds to audio input 0, the MSB to input 31.
+Any number of bits can be set, or none.</para><para>When the driver
+does not enumerate audio inputs no bits must be set. Applications
+shall not interpret this as lack of audio support. Some drivers
+automatically select audio sources and do not enumerate them since
+there is no choice anyway.</para><para>For details on audio inputs and
+how to select the current input see <xref
+		  linkend="audio" />.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>tuner</structfield></entry>
+	    <entry>Capture devices can have zero or more tuners (RF
+demodulators). When the <structfield>type</structfield> is set to
+<constant>V4L2_INPUT_TYPE_TUNER</constant> this is an RF connector and
+this field identifies the tuner. It corresponds to
+&v4l2-tuner; field <structfield>index</structfield>. For details on
+tuners see <xref linkend="tuner" />.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-std-id;</entry>
+	    <entry><structfield>std</structfield></entry>
+	    <entry>Every video input supports one or more different
+video standards. This field is a set of all supported standards. For
+details on video standards and how to switch see <xref
+linkend="standard" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>status</structfield></entry>
+	    <entry>This field provides status information about the
+input. See <xref linkend="input-status" /> for flags.
+With the exception of the sensor orientation bits <structfield>status</structfield> is only valid when this is the
+current input.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="input-type">
+      <title>Input Types</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_INPUT_TYPE_TUNER</constant></entry>
+	    <entry>1</entry>
+	    <entry>This input uses a tuner (RF demodulator).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_INPUT_TYPE_CAMERA</constant></entry>
+	    <entry>2</entry>
+	    <entry>Analog baseband input, for example CVBS /
+Composite Video, S-Video, RGB.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- Status flags based on proposal by Mark McClelland,
+video4linux-list@redhat.com on 18 Oct 2002, subject "Re: [V4L] Re:
+v4l2 api". "Why are some of them inverted? So that the driver doesn't
+have to lie about the status in cases where it can't tell one way or
+the other. Plus, a status of zero would generally mean that everything
+is OK." -->
+
+    <table frame="none" pgwide="1" id="input-status">
+      <title>Input Status Flags</title>
+      <tgroup cols="3">
+	<colspec colname="c1" />
+	<colspec colname="c2" align="center" />
+	<colspec colname="c3" />
+	<spanspec namest="c1" nameend="c3" spanname="hspan"
+	  align="left" />
+	<tbody valign="top">
+	  <row>
+	    <entry spanname="hspan">General</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_POWER</constant></entry>
+	    <entry>0x00000001</entry>
+	    <entry>Attached device is off.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_SIGNAL</constant></entry>
+	    <entry>0x00000002</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_COLOR</constant></entry>
+	    <entry>0x00000004</entry>
+	    <entry>The hardware supports color decoding, but does not
+detect color modulation in the signal.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">Sensor Orientation</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_HFLIP</constant></entry>
+	    <entry>0x00000010</entry>
+	    <entry>The input is connected to a device that produces a signal
+that is flipped horizontally and does not correct this before passing the
+signal to userspace.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_VFLIP</constant></entry>
+	    <entry>0x00000020</entry>
+	    <entry>The input is connected to a device that produces a signal
+that is flipped vertically and does not correct this before passing the
+signal to userspace. Note that a 180 degree rotation is the same as HFLIP | VFLIP</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">Analog Video</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_H_LOCK</constant></entry>
+	    <entry>0x00000100</entry>
+	    <entry>No horizontal sync lock.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_COLOR_KILL</constant></entry>
+	    <entry>0x00000200</entry>
+	    <entry>A color killer circuit automatically disables color
+decoding when it detects no color modulation. When this flag is set
+the color killer is enabled <emphasis>and</emphasis> has shut off
+color decoding.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">Digital Video</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_SYNC</constant></entry>
+	    <entry>0x00010000</entry>
+	    <entry>No synchronization lock.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_EQU</constant></entry>
+	    <entry>0x00020000</entry>
+	    <entry>No equalizer lock.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_CARRIER</constant></entry>
+	    <entry>0x00040000</entry>
+	    <entry>Carrier recovery failed.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">VCR and Set-Top Box</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_MACROVISION</constant></entry>
+	    <entry>0x01000000</entry>
+	    <entry>Macrovision is an analog copy prevention system
+mangling the video signal to confuse video recorders. When this
+flag is set Macrovision has been detected.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_NO_ACCESS</constant></entry>
+	    <entry>0x02000000</entry>
+	    <entry>Conditional access denied.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_IN_ST_VTR</constant></entry>
+	    <entry>0x04000000</entry>
+	    <entry>VTR time constant. [?]</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-input; <structfield>index</structfield> is
+out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enumoutput.xml b/Documentation/DocBook/v4l/vidioc-enumoutput.xml
new file mode 100644
index 000000000000..e8d16dcd50cf
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enumoutput.xml
@@ -0,0 +1,172 @@
+<refentry id="vidioc-enumoutput">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUMOUTPUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUMOUTPUT</refname>
+    <refpurpose>Enumerate video outputs</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_output *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUMOUTPUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a video outputs applications
+initialize the <structfield>index</structfield> field of &v4l2-output;
+and call the <constant>VIDIOC_ENUMOUTPUT</constant> ioctl with a
+pointer to this structure. Drivers fill the rest of the structure or
+return an &EINVAL; when the index is out of bounds. To enumerate all
+outputs applications shall begin at index zero, incrementing by one
+until the driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <table frame="none" pgwide="1" id="v4l2-output">
+      <title>struct <structname>v4l2_output</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Identifies the output, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the video output, a NUL-terminated ASCII
+string, for example: "Vout". This information is intended for the
+user, preferably the connector label on the device itself.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the output, see <xref
+		linkend="output-type" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>audioset</structfield></entry>
+	    <entry><para>Drivers can enumerate up to 32 video and
+audio outputs. This field shows which audio outputs were
+selectable as the current output if this was the currently selected
+video output. It is a bit mask. The LSB corresponds to audio output 0,
+the MSB to output 31. Any number of bits can be set, or
+none.</para><para>When the driver does not enumerate audio outputs no
+bits must be set. Applications shall not interpret this as lack of
+audio support. Drivers may automatically select audio outputs without
+enumerating them.</para><para>For details on audio outputs and how to
+select the current output see <xref linkend="audio" />.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>modulator</structfield></entry>
+	    <entry>Output devices can have zero or more RF modulators.
+When the <structfield>type</structfield> is
+<constant>V4L2_OUTPUT_TYPE_MODULATOR</constant> this is an RF
+connector and this field identifies the modulator. It corresponds to
+&v4l2-modulator; field <structfield>index</structfield>. For details
+on modulators see <xref linkend="tuner" />.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-std-id;</entry>
+	    <entry><structfield>std</structfield></entry>
+	    <entry>Every video output supports one or more different
+video standards. This field is a set of all supported standards. For
+details on video standards and how to switch see <xref
+		linkend="standard" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table frame="none" pgwide="1" id="output-type">
+      <title>Output Type</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_OUTPUT_TYPE_MODULATOR</constant></entry>
+	    <entry>1</entry>
+	    <entry>This output is an analog TV modulator.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_OUTPUT_TYPE_ANALOG</constant></entry>
+	    <entry>2</entry>
+	    <entry>Analog baseband output, for example Composite /
+CVBS, S-Video, RGB.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_OUTPUT_TYPE_ANALOGVGAOVERLAY</constant></entry>
+	    <entry>3</entry>
+	    <entry>[?]</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+  </refsect1>
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-output; <structfield>index</structfield>
+is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-enumstd.xml b/Documentation/DocBook/v4l/vidioc-enumstd.xml
new file mode 100644
index 000000000000..95803fe2c8e4
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-enumstd.xml
@@ -0,0 +1,391 @@
+<refentry id="vidioc-enumstd">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_ENUMSTD</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_ENUMSTD</refname>
+    <refpurpose>Enumerate supported video standards</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_standard *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_ENUMSTD</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a video standard,
+especially a custom (driver defined) one, applications initialize the
+<structfield>index</structfield> field of &v4l2-standard; and call the
+<constant>VIDIOC_ENUMSTD</constant> ioctl with a pointer to this
+structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the index is out of bounds. To enumerate all standards
+applications shall begin  at index zero, incrementing by one until the
+driver returns <errorcode>EINVAL</errorcode>. Drivers may enumerate a
+different set of standards after switching the video input or
+output.<footnote>
+	<para>The supported standards may overlap and we need an
+unambiguous set to find the current standard returned by
+<constant>VIDIOC_G_STD</constant>.</para>
+      </footnote></para>
+
+    <table pgwide="1" frame="none" id="v4l2-standard">
+      <title>struct <structname>v4l2_standard</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Number of the video standard, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-std-id;</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>The bits in this field identify the standard as
+one of the common standards listed in <xref linkend="v4l2-std-id" />,
+or if bits 32 to 63 are set as custom standards. Multiple bits can be
+set if the hardware does not distinguish between these standards,
+however separate indices do not indicate the opposite. The
+<structfield>id</structfield> must be unique. No other enumerated
+<structname>v4l2_standard</structname> structure, for this input or
+output anyway, can contain the same set of bits.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[24]</entry>
+	    <entry>Name of the standard, a NUL-terminated ASCII
+string, for example: "PAL-B/G", "NTSC Japan". This information is
+intended for the user.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>frameperiod</structfield></entry>
+	    <entry>The frame period (not field period) is numerator
+/ denominator. For example M/NTSC has a frame period of 1001 /
+30000 seconds.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>framelines</structfield></entry>
+	    <entry>Total lines per frame including blanking,
+e.&nbsp;g. 625 for B/PAL.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-fract">
+      <title>struct <structname>v4l2_fract</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>numerator</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>denominator</structfield></entry>
+	    <entry></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-std-id">
+      <title>typedef <structname>v4l2_std_id</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u64</entry>
+	    <entry><structfield>v4l2_std_id</structfield></entry>
+	    <entry>This type is a set, each bit representing another
+video standard as listed below and in <xref
+linkend="video-standards" />. The 32 most significant bits are reserved
+for custom (driver defined) video standards.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <para><programlisting>
+#define V4L2_STD_PAL_B          ((v4l2_std_id)0x00000001)
+#define V4L2_STD_PAL_B1         ((v4l2_std_id)0x00000002)
+#define V4L2_STD_PAL_G          ((v4l2_std_id)0x00000004)
+#define V4L2_STD_PAL_H          ((v4l2_std_id)0x00000008)
+#define V4L2_STD_PAL_I          ((v4l2_std_id)0x00000010)
+#define V4L2_STD_PAL_D          ((v4l2_std_id)0x00000020)
+#define V4L2_STD_PAL_D1         ((v4l2_std_id)0x00000040)
+#define V4L2_STD_PAL_K          ((v4l2_std_id)0x00000080)
+
+#define V4L2_STD_PAL_M          ((v4l2_std_id)0x00000100)
+#define V4L2_STD_PAL_N          ((v4l2_std_id)0x00000200)
+#define V4L2_STD_PAL_Nc         ((v4l2_std_id)0x00000400)
+#define V4L2_STD_PAL_60         ((v4l2_std_id)0x00000800)
+</programlisting></para><para><constant>V4L2_STD_PAL_60</constant> is
+a hybrid standard with 525 lines, 60 Hz refresh rate, and PAL color
+modulation with a 4.43 MHz color subcarrier. Some PAL video recorders
+can play back NTSC tapes in this mode for display on a 50/60 Hz agnostic
+PAL TV.</para><para><programlisting>
+#define V4L2_STD_NTSC_M         ((v4l2_std_id)0x00001000)
+#define V4L2_STD_NTSC_M_JP      ((v4l2_std_id)0x00002000)
+#define V4L2_STD_NTSC_443       ((v4l2_std_id)0x00004000)
+</programlisting></para><para><constant>V4L2_STD_NTSC_443</constant>
+is a hybrid standard with 525 lines, 60 Hz refresh rate, and NTSC
+color modulation with a 4.43 MHz color
+subcarrier.</para><para><programlisting>
+#define V4L2_STD_NTSC_M_KR      ((v4l2_std_id)0x00008000)
+
+#define V4L2_STD_SECAM_B        ((v4l2_std_id)0x00010000)
+#define V4L2_STD_SECAM_D        ((v4l2_std_id)0x00020000)
+#define V4L2_STD_SECAM_G        ((v4l2_std_id)0x00040000)
+#define V4L2_STD_SECAM_H        ((v4l2_std_id)0x00080000)
+#define V4L2_STD_SECAM_K        ((v4l2_std_id)0x00100000)
+#define V4L2_STD_SECAM_K1       ((v4l2_std_id)0x00200000)
+#define V4L2_STD_SECAM_L        ((v4l2_std_id)0x00400000)
+#define V4L2_STD_SECAM_LC       ((v4l2_std_id)0x00800000)
+
+/* ATSC/HDTV */
+#define V4L2_STD_ATSC_8_VSB     ((v4l2_std_id)0x01000000)
+#define V4L2_STD_ATSC_16_VSB    ((v4l2_std_id)0x02000000)
+</programlisting></para><para><!-- ATSC proposal by Mark McClelland,
+video4linux-list@redhat.com on 17 Oct 2002
+--><constant>V4L2_STD_ATSC_8_VSB</constant> and
+<constant>V4L2_STD_ATSC_16_VSB</constant> are U.S. terrestrial digital
+TV standards. Presently the V4L2 API does not support digital TV. See
+also the Linux DVB API at <ulink
+url="http://linuxtv.org">http://linuxtv.org</ulink>.</para>
+<para><programlisting>
+#define V4L2_STD_PAL_BG         (V4L2_STD_PAL_B         |\
+				 V4L2_STD_PAL_B1        |\
+				 V4L2_STD_PAL_G)
+#define V4L2_STD_B              (V4L2_STD_PAL_B         |\
+				 V4L2_STD_PAL_B1        |\
+				 V4L2_STD_SECAM_B)
+#define V4L2_STD_GH             (V4L2_STD_PAL_G         |\
+				 V4L2_STD_PAL_H         |\
+				 V4L2_STD_SECAM_G       |\
+				 V4L2_STD_SECAM_H)
+#define V4L2_STD_PAL_DK         (V4L2_STD_PAL_D         |\
+				 V4L2_STD_PAL_D1        |\
+				 V4L2_STD_PAL_K)
+#define V4L2_STD_PAL            (V4L2_STD_PAL_BG        |\
+				 V4L2_STD_PAL_DK        |\
+				 V4L2_STD_PAL_H         |\
+				 V4L2_STD_PAL_I)
+#define V4L2_STD_NTSC           (V4L2_STD_NTSC_M        |\
+				 V4L2_STD_NTSC_M_JP     |\
+				 V4L2_STD_NTSC_M_KR)
+#define V4L2_STD_MN             (V4L2_STD_PAL_M         |\
+				 V4L2_STD_PAL_N         |\
+				 V4L2_STD_PAL_Nc        |\
+				 V4L2_STD_NTSC)
+#define V4L2_STD_SECAM_DK       (V4L2_STD_SECAM_D       |\
+				 V4L2_STD_SECAM_K       |\
+				 V4L2_STD_SECAM_K1)
+#define V4L2_STD_DK             (V4L2_STD_PAL_DK        |\
+				 V4L2_STD_SECAM_DK)
+
+#define V4L2_STD_SECAM          (V4L2_STD_SECAM_B       |\
+				 V4L2_STD_SECAM_G       |\
+				 V4L2_STD_SECAM_H       |\
+				 V4L2_STD_SECAM_DK      |\
+				 V4L2_STD_SECAM_L       |\
+				 V4L2_STD_SECAM_LC)
+
+#define V4L2_STD_525_60         (V4L2_STD_PAL_M         |\
+				 V4L2_STD_PAL_60        |\
+				 V4L2_STD_NTSC          |\
+				 V4L2_STD_NTSC_443)
+#define V4L2_STD_625_50         (V4L2_STD_PAL           |\
+				 V4L2_STD_PAL_N         |\
+				 V4L2_STD_PAL_Nc        |\
+				 V4L2_STD_SECAM)
+
+#define V4L2_STD_UNKNOWN        0
+#define V4L2_STD_ALL            (V4L2_STD_525_60        |\
+				 V4L2_STD_625_50)
+</programlisting></para>
+
+    <table pgwide="1" id="video-standards" orient="land">
+      <title>Video Standards (based on [<xref linkend="itu470" />])</title>
+      <tgroup cols="12" colsep="1" rowsep="1" align="center">
+	<colspec colname="c1" align="left" />
+	<colspec colname="c2" />
+	<colspec colname="c3" />
+	<colspec colname="c4" />
+	<colspec colname="c5" />
+	<colspec colnum="7" colname="c7" />
+	<colspec colnum="9" colname="c9" />
+	<colspec colnum="12" colname="c12" />
+	<spanspec namest="c2" nameend="c3" spanname="m" align="center" />
+	<spanspec namest="c4" nameend="c12" spanname="x" align="center" />
+	<spanspec namest="c5" nameend="c7" spanname="b" align="center" />
+	<spanspec namest="c9" nameend="c12" spanname="s" align="center" />
+	<thead>
+	  <row>
+	    <entry>Characteristics</entry>
+	    <entry><para>M/NTSC<footnote><para>Japan uses a standard
+similar to M/NTSC
+(V4L2_STD_NTSC_M_JP).</para></footnote></para></entry>
+	    <entry>M/PAL</entry>
+	    <entry><para>N/PAL<footnote><para> The values in
+brackets apply to the combination N/PAL a.k.a.
+N<subscript>C</subscript> used in Argentina
+(V4L2_STD_PAL_Nc).</para></footnote></para></entry>
+	    <entry align="center">B, B1, G/PAL</entry>
+	    <entry align="center">D, D1, K/PAL</entry>
+	    <entry align="center">H/PAL</entry>
+	    <entry align="center">I/PAL</entry>
+	    <entry align="center">B, G/SECAM</entry>
+	    <entry align="center">D, K/SECAM</entry>
+	    <entry align="center">K1/SECAM</entry>
+	    <entry align="center">L/SECAM</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry>Frame lines</entry>
+	    <entry spanname="m">525</entry>
+	    <entry spanname="x">625</entry>
+	  </row>
+	  <row>
+	    <entry>Frame period (s)</entry>
+	    <entry spanname="m">1001/30000</entry>
+	    <entry spanname="x">1/25</entry>
+	  </row>
+	  <row>
+	    <entry>Chrominance sub-carrier frequency (Hz)</entry>
+	    <entry>3579545 &plusmn;&nbsp;10</entry>
+	    <entry>3579611.49 &plusmn;&nbsp;10</entry>
+	    <entry>4433618.75 &plusmn;&nbsp;5 (3582056.25
+&plusmn;&nbsp;5)</entry>
+	    <entry spanname="b">4433618.75 &plusmn;&nbsp;5</entry>
+	    <entry>4433618.75 &plusmn;&nbsp;1</entry>
+	    <entry spanname="s">f<subscript>OR</subscript>&nbsp;=
+4406250 &plusmn;&nbsp;2000, f<subscript>OB</subscript>&nbsp;= 4250000
+&plusmn;&nbsp;2000</entry>
+	  </row>
+	  <row>
+	    <entry>Nominal radio-frequency channel bandwidth
+(MHz)</entry>
+	    <entry>6</entry>
+	    <entry>6</entry>
+	    <entry>6</entry>
+	    <entry>B: 7; B1, G: 8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	    <entry>8</entry>
+	  </row>
+	  <row>
+	    <entry>Sound carrier relative to vision carrier
+(MHz)</entry>
+	    <entry>+&nbsp;4.5</entry>
+	    <entry>+&nbsp;4.5</entry>
+	    <entry>+&nbsp;4.5</entry>
+	    <entry><para>+&nbsp;5.5 &plusmn;&nbsp;0.001
+<footnote><para>In the Federal Republic of Germany, Austria, Italy,
+the Netherlands, Slovakia and Switzerland a system of two sound
+carriers is used, the frequency of the second carrier being
+242.1875&nbsp;kHz above the frequency of the first sound carrier. For
+stereophonic sound transmissions a similar system is used in
+Australia.</para></footnote> <footnote><para>New Zealand uses a sound
+carrier displaced 5.4996 &plusmn;&nbsp;0.0005 MHz from the vision
+carrier.</para></footnote> <footnote><para>In Denmark, Finland, New
+Zealand, Sweden and Spain a system of two sound carriers is used. In
+Iceland, Norway and Poland the same system is being introduced. The
+second carrier is 5.85&nbsp;MHz above the vision carrier and is DQPSK
+modulated with 728&nbsp;kbit/s sound and data multiplex. (NICAM
+system)</para></footnote> <footnote><para>In the United Kingdom, a
+system of two sound carriers is used. The second sound carrier is
+6.552&nbsp;MHz above the vision carrier and is DQPSK modulated with a
+728&nbsp;kbit/s sound and data multiplex able to carry two sound
+channels. (NICAM system)</para></footnote></para></entry>
+	    <entry>+&nbsp;6.5 &plusmn;&nbsp;0.001</entry>
+	    <entry>+&nbsp;5.5</entry>
+	    <entry>+&nbsp;5.9996 &plusmn;&nbsp;0.0005</entry>
+	    <entry>+&nbsp;5.5 &plusmn;&nbsp;0.001</entry>
+	    <entry>+&nbsp;6.5 &plusmn;&nbsp;0.001</entry>
+	    <entry>+&nbsp;6.5</entry>
+	    <entry><para>+&nbsp;6.5 <footnote><para>In France, a
+digital carrier 5.85 MHz away from the vision carrier may be used in
+addition to the main sound carrier. It is modulated in differentially
+encoded QPSK with a 728 kbit/s sound and data multiplexer capable of
+carrying two sound channels. (NICAM
+system)</para></footnote></para></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-standard; <structfield>index</structfield>
+is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-audio.xml b/Documentation/DocBook/v4l/vidioc-g-audio.xml
new file mode 100644
index 000000000000..65361a8c2b05
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-audio.xml
@@ -0,0 +1,188 @@
+<refentry id="vidioc-g-audio">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_AUDIO, VIDIOC_S_AUDIO</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_AUDIO</refname>
+    <refname>VIDIOC_S_AUDIO</refname>
+    <refpurpose>Query or select the current audio input and its
+attributes</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_audio *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_audio *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_AUDIO, VIDIOC_S_AUDIO</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the current audio input applications zero out the
+<structfield>reserved</structfield> array of a &v4l2-audio;
+and call the <constant>VIDIOC_G_AUDIO</constant> ioctl with a pointer
+to this structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the device has no audio inputs, or none which combine
+with the current video input.</para>
+
+    <para>Audio inputs have one writable property, the audio mode. To
+select the current audio input <emphasis>and</emphasis> change the
+audio mode, applications initialize the
+<structfield>index</structfield> and <structfield>mode</structfield>
+fields, and the
+<structfield>reserved</structfield> array of a
+<structname>v4l2_audio</structname> structure and call the
+<constant>VIDIOC_S_AUDIO</constant> ioctl. Drivers may switch to a
+different audio mode if the request cannot be satisfied. However, this
+is a write-only ioctl, it does not return the actual new audio
+mode.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-audio">
+      <title>struct <structname>v4l2_audio</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Identifies the audio input, set by the
+driver or application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the audio input, a NUL-terminated ASCII
+string, for example: "Line In". This information is intended for the
+user, preferably the connector label on the device itself.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry>Audio capability flags, see <xref
+		linkend="audio-capability" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>mode</structfield></entry>
+	    <entry>Audio mode flags set by drivers and applications (on
+	    <constant>VIDIOC_S_AUDIO</constant> ioctl), see <xref linkend="audio-mode" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="audio-capability">
+      <title>Audio Capability Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_AUDCAP_STEREO</constant></entry>
+	    <entry>0x00001</entry>
+	    <entry>This is a stereo input. The flag is intended to
+automatically disable stereo recording etc. when the signal is always
+monaural. The API provides no means to detect if stereo is
+<emphasis>received</emphasis>, unless the audio input belongs to a
+tuner.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_AUDCAP_AVL</constant></entry>
+	    <entry>0x00002</entry>
+	    <entry>Automatic Volume Level mode is supported.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="audio-mode">
+      <title>Audio Mode Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_AUDMODE_AVL</constant></entry>
+	    <entry>0x00001</entry>
+	    <entry>AVL mode is on.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>No audio inputs combine with the current video input,
+or the number of the selected audio input is out of bounds or it does
+not combine, or there are no audio inputs at all and the ioctl is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>I/O is in progress, the input cannot be
+switched.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-audioout.xml b/Documentation/DocBook/v4l/vidioc-g-audioout.xml
new file mode 100644
index 000000000000..3632730c5c6e
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-audioout.xml
@@ -0,0 +1,154 @@
+<refentry id="vidioc-g-audioout">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_AUDOUT, VIDIOC_S_AUDOUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_AUDOUT</refname>
+    <refname>VIDIOC_S_AUDOUT</refname>
+    <refpurpose>Query or select the current audio output</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_audioout *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_audioout *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_AUDOUT, VIDIOC_S_AUDOUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the current audio output applications zero out the
+<structfield>reserved</structfield> array of a &v4l2-audioout; and
+call the <constant>VIDIOC_G_AUDOUT</constant> ioctl with a pointer
+to this structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the device has no audio inputs, or none which combine
+with the current video output.</para>
+
+    <para>Audio outputs have no writable properties. Nevertheless, to
+select the current audio output applications can initialize the
+<structfield>index</structfield> field and
+<structfield>reserved</structfield> array (which in the future may
+contain writable properties) of a
+<structname>v4l2_audioout</structname> structure and call the
+<constant>VIDIOC_S_AUDOUT</constant> ioctl. Drivers switch to the
+requested output or return the &EINVAL; when the index is out of
+bounds. This is a write-only ioctl, it does not return the current
+audio output attributes as <constant>VIDIOC_G_AUDOUT</constant>
+does.</para>
+
+    <para>Note connectors on a TV card to loop back the received audio
+signal to a sound card are not audio outputs in this sense.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-audioout">
+      <title>struct <structname>v4l2_audioout</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Identifies the audio output, set by the
+driver or application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the audio output, a NUL-terminated ASCII
+string, for example: "Line Out". This information is intended for the
+user, preferably the connector label on the device itself.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry>Audio capability flags, none defined yet. Drivers
+must set this field to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>mode</structfield></entry>
+	    <entry>Audio mode, none defined yet. Drivers and
+applications (on <constant>VIDIOC_S_AUDOUT</constant>) must set this
+field to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>No audio outputs combine with the current video
+output, or the number of the selected audio output is out of bounds or
+it does not combine, or there are no audio outputs at all and the
+ioctl is not supported.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>I/O is in progress, the output cannot be
+switched.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-crop.xml b/Documentation/DocBook/v4l/vidioc-g-crop.xml
new file mode 100644
index 000000000000..d235b1dedbed
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-crop.xml
@@ -0,0 +1,143 @@
+<refentry id="vidioc-g-crop">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_CROP, VIDIOC_S_CROP</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_CROP</refname>
+    <refname>VIDIOC_S_CROP</refname>
+    <refpurpose>Get or set the current cropping rectangle</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_crop *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_crop *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_CROP, VIDIOC_S_CROP</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the cropping rectangle size and position
+applications set the <structfield>type</structfield> field of a
+<structname>v4l2_crop</structname> structure to the respective buffer
+(stream) type and call the <constant>VIDIOC_G_CROP</constant> ioctl
+with a pointer to this structure. The driver fills the rest of the
+structure or returns the &EINVAL; if cropping is not supported.</para>
+
+    <para>To change the cropping rectangle applications initialize the
+<structfield>type</structfield> and &v4l2-rect; substructure named
+<structfield>c</structfield> of a v4l2_crop structure and call the
+<constant>VIDIOC_S_CROP</constant> ioctl with a pointer to this
+structure.</para>
+
+    <para>The driver first adjusts the requested dimensions against
+hardware limits, &ie; the bounds given by the capture/output window,
+and it rounds to the closest possible values of horizontal and
+vertical offset, width and height. In particular the driver must round
+the vertical offset of the cropping rectangle to frame lines modulo
+two, such that the field order cannot be confused.</para>
+
+    <para>Second the driver adjusts the image size (the opposite
+rectangle of the scaling process, source or target depending on the
+data direction) to the closest size possible while maintaining the
+current horizontal and vertical scaling factor.</para>
+
+    <para>Finally the driver programs the hardware with the actual
+cropping and image parameters. <constant>VIDIOC_S_CROP</constant> is a
+write-only ioctl, it does not return the actual parameters. To query
+them applications must call <constant>VIDIOC_G_CROP</constant> and
+&VIDIOC-G-FMT;. When the parameters are unsuitable the application may
+modify the cropping or image parameters and repeat the cycle until
+satisfactory parameters have been negotiated.</para>
+
+    <para>When cropping is not supported then no parameters are
+changed and <constant>VIDIOC_S_CROP</constant> returns the
+&EINVAL;.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-crop">
+      <title>struct <structname>v4l2_crop</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the data stream, set by the application.
+Only these types are valid here: <constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant>,
+<constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>, and custom (driver
+defined) types with code <constant>V4L2_BUF_TYPE_PRIVATE</constant>
+and higher.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-rect;</entry>
+	    <entry><structfield>c</structfield></entry>
+	    <entry>Cropping rectangle. The same co-ordinate system as
+for &v4l2-cropcap; <structfield>bounds</structfield> is used.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>Cropping is not supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-ctrl.xml b/Documentation/DocBook/v4l/vidioc-g-ctrl.xml
new file mode 100644
index 000000000000..8b5e6ff7f3df
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-ctrl.xml
@@ -0,0 +1,130 @@
+<refentry id="vidioc-g-ctrl">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_CTRL, VIDIOC_S_CTRL</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_CTRL</refname>
+    <refname>VIDIOC_S_CTRL</refname>
+    <refpurpose>Get or set the value of a control</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_control
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_CTRL, VIDIOC_S_CTRL</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To get the current value of a control applications
+initialize the <structfield>id</structfield> field of a struct
+<structname>v4l2_control</structname> and call the
+<constant>VIDIOC_G_CTRL</constant> ioctl with a pointer to this
+structure. To change the value of a control applications initialize
+the <structfield>id</structfield> and <structfield>value</structfield>
+fields of a struct <structname>v4l2_control</structname> and call the
+<constant>VIDIOC_S_CTRL</constant> ioctl.</para>
+
+    <para>When the <structfield>id</structfield> is invalid drivers
+return an &EINVAL;. When the <structfield>value</structfield> is out
+of bounds drivers can choose to take the closest valid value or return
+an &ERANGE;, whatever seems more appropriate. However,
+<constant>VIDIOC_S_CTRL</constant> is a write-only ioctl, it does not
+return the actual new value.</para>
+
+    <para>These ioctls work only with user controls. For other
+control classes the &VIDIOC-G-EXT-CTRLS;, &VIDIOC-S-EXT-CTRLS; or
+&VIDIOC-TRY-EXT-CTRLS; must be used.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-control">
+      <title>struct <structname>v4l2_control</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>Identifies the control, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>value</structfield></entry>
+	    <entry>New value or current value.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-control; <structfield>id</structfield> is
+invalid.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ERANGE</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-control; <structfield>value</structfield>
+is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The control is temporarily not changeable, possibly
+because another applications took over control of the device function
+this control belongs to.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-enc-index.xml b/Documentation/DocBook/v4l/vidioc-g-enc-index.xml
new file mode 100644
index 000000000000..9f242e4b2948
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-enc-index.xml
@@ -0,0 +1,213 @@
+<refentry id="vidioc-g-enc-index">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_ENC_INDEX</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_ENC_INDEX</refname>
+    <refpurpose>Get meta data about a compressed video stream</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_enc_idx *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_ENC_INDEX</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <note>
+      <title>Experimental</title>
+
+      <para>This is an <link linkend="experimental">experimental</link>
+interface and may change in the future.</para>
+    </note>
+
+    <para>The <constant>VIDIOC_G_ENC_INDEX</constant> ioctl provides
+meta data about a compressed video stream the same or another
+application currently reads from the driver, which is useful for
+random access into the stream without decoding it.</para>
+
+    <para>To read the data applications must call
+<constant>VIDIOC_G_ENC_INDEX</constant> with a pointer to a
+&v4l2-enc-idx;. On success the driver fills the
+<structfield>entry</structfield> array, stores the number of elements
+written in the <structfield>entries</structfield> field, and
+initializes the <structfield>entries_cap</structfield> field.</para>
+
+    <para>Each element of the <structfield>entry</structfield> array
+contains meta data about one picture. A
+<constant>VIDIOC_G_ENC_INDEX</constant> call reads up to
+<constant>V4L2_ENC_IDX_ENTRIES</constant> entries from a driver
+buffer, which can hold up to <structfield>entries_cap</structfield>
+entries. This number can be lower or higher than
+<constant>V4L2_ENC_IDX_ENTRIES</constant>, but not zero. When the
+application fails to read the meta data in time the oldest entries
+will be lost. When the buffer is empty or no capturing/encoding is in
+progress, <structfield>entries</structfield> will be zero.</para>
+
+    <para>Currently this ioctl is only defined for MPEG-2 program
+streams and video elementary streams.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-enc-idx">
+      <title>struct <structname>v4l2_enc_idx</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>entries</structfield></entry>
+	    <entry>The number of entries the driver stored in the
+<structfield>entry</structfield> array.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>entries_cap</structfield></entry>
+	    <entry>The number of entries the driver can
+buffer. Must be greater than zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry spanname="hspan">Reserved for future extensions.
+Drivers must set the array to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-enc-idx-entry;</entry>
+	    <entry><structfield>entry</structfield>[<constant>V4L2_ENC_IDX_ENTRIES</constant>]</entry>
+	    <entry>Meta data about a compressed video stream. Each
+element of the array corresponds to one picture, sorted in ascending
+order by their <structfield>offset</structfield>.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-enc-idx-entry">
+      <title>struct <structname>v4l2_enc_idx_entry</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u64</entry>
+	    <entry><structfield>offset</structfield></entry>
+	    <entry>The offset in bytes from the beginning of the
+compressed video stream to the beginning of this picture, that is a
+<wordasword>PES packet header</wordasword> as defined in <xref
+	    linkend="mpeg2part1" /> or a <wordasword>picture
+header</wordasword> as defined in <xref linkend="mpeg2part2" />. When
+the encoder is stopped, the driver resets the offset to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u64</entry>
+	    <entry><structfield>pts</structfield></entry>
+	    <entry>The 33 bit <wordasword>Presentation Time
+Stamp</wordasword> of this picture as defined in <xref
+		linkend="mpeg2part1" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>length</structfield></entry>
+	    <entry>The length of this picture in bytes.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry>Flags containing the coding type of this picture, see <xref
+		linkend="enc-idx-flags" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>Reserved for future extensions.
+Drivers must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="enc-idx-flags">
+      <title>Index Entry Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_ENC_IDX_FRAME_I</constant></entry>
+	    <entry>0x00</entry>
+	    <entry>This is an Intra-coded picture.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_IDX_FRAME_P</constant></entry>
+	    <entry>0x01</entry>
+	    <entry>This is a Predictive-coded picture.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_IDX_FRAME_B</constant></entry>
+	    <entry>0x02</entry>
+	    <entry>This is a Bidirectionally predictive-coded
+picture.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_ENC_IDX_FRAME_MASK</constant></entry>
+	    <entry>0x0F</entry>
+	    <entry><wordasword>AND</wordasword> the flags field with
+this mask to obtain the picture coding type.</entry>
+	  </row>
+       </tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The driver does not support this ioctl.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-ext-ctrls.xml b/Documentation/DocBook/v4l/vidioc-g-ext-ctrls.xml
new file mode 100644
index 000000000000..3aa7f8f9ff0c
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-ext-ctrls.xml
@@ -0,0 +1,307 @@
+<refentry id="vidioc-g-ext-ctrls">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_EXT_CTRLS, VIDIOC_S_EXT_CTRLS,
+VIDIOC_TRY_EXT_CTRLS</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_EXT_CTRLS</refname>
+    <refname>VIDIOC_S_EXT_CTRLS</refname>
+    <refname>VIDIOC_TRY_EXT_CTRLS</refname>
+    <refpurpose>Get or set the value of several controls, try control
+values</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_ext_controls
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_EXT_CTRLS, VIDIOC_S_EXT_CTRLS,
+VIDIOC_TRY_EXT_CTRLS</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>These ioctls allow the caller to get or set multiple
+controls atomically. Control IDs are grouped into control classes (see
+<xref linkend="ctrl-class" />) and all controls in the control array
+must belong to the same control class.</para>
+
+    <para>Applications must always fill in the
+<structfield>count</structfield>,
+<structfield>ctrl_class</structfield>,
+<structfield>controls</structfield> and
+<structfield>reserved</structfield> fields of &v4l2-ext-controls;, and
+initialize the &v4l2-ext-control; array pointed to by the
+<structfield>controls</structfield> fields.</para>
+
+    <para>To get the current value of a set of controls applications
+initialize the <structfield>id</structfield>,
+<structfield>size</structfield> and <structfield>reserved2</structfield> fields
+of each &v4l2-ext-control; and call the
+<constant>VIDIOC_G_EXT_CTRLS</constant> ioctl. String controls controls
+must also set the <structfield>string</structfield> field.</para>
+
+    <para>If the <structfield>size</structfield> is too small to
+receive the control result (only relevant for pointer-type controls
+like strings), then the driver will set <structfield>size</structfield>
+to a valid value and return an &ENOSPC;. You should re-allocate the
+string memory to this new size and try again. It is possible that the
+same issue occurs again if the string has grown in the meantime. It is
+recommended to call &VIDIOC-QUERYCTRL; first and use
+<structfield>maximum</structfield>+1 as the new <structfield>size</structfield>
+value. It is guaranteed that that is sufficient memory.
+</para>
+
+    <para>To change the value of a set of controls applications
+initialize the <structfield>id</structfield>, <structfield>size</structfield>,
+<structfield>reserved2</structfield> and
+<structfield>value/string</structfield> fields of each &v4l2-ext-control; and
+call the <constant>VIDIOC_S_EXT_CTRLS</constant> ioctl. The controls
+will only be set if <emphasis>all</emphasis> control values are
+valid.</para>
+
+    <para>To check if a set of controls have correct values applications
+initialize the <structfield>id</structfield>, <structfield>size</structfield>,
+<structfield>reserved2</structfield> and
+<structfield>value/string</structfield> fields of each &v4l2-ext-control; and
+call the <constant>VIDIOC_TRY_EXT_CTRLS</constant> ioctl. It is up to
+the driver whether wrong values are automatically adjusted to a valid
+value or if an error is returned.</para>
+
+    <para>When the <structfield>id</structfield> or
+<structfield>ctrl_class</structfield> is invalid drivers return an
+&EINVAL;. When the value is out of bounds drivers can choose to take
+the closest valid value or return an &ERANGE;, whatever seems more
+appropriate. In the first case the new value is set in
+&v4l2-ext-control;.</para>
+
+    <para>The driver will only set/get these controls if all control
+values are correct. This prevents the situation where only some of the
+controls were set/get. Only low-level errors (&eg; a failed i2c
+command) can still cause this situation.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-ext-control">
+      <title>struct <structname>v4l2_ext_control</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry></entry>
+	    <entry>Identifies the control, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>size</structfield></entry>
+	    <entry></entry>
+	    <entry>The total size in bytes of the payload of this
+control. This is normally 0, but for pointer controls this should be
+set to the size of the memory containing the payload, or that will
+receive the payload. If <constant>VIDIOC_G_EXT_CTRLS</constant> finds
+that this value is less than is required to store
+the payload result, then it is set to a value large enough to store the
+payload result and ENOSPC is returned. Note that for string controls
+this <structfield>size</structfield> field should not be confused with the length of the string.
+This field refers to the size of the memory that contains the string.
+The actual <emphasis>length</emphasis> of the string may well be much smaller.
+</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved2</structfield>[1]</entry>
+	    <entry></entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry>(anonymous)</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__s32</entry>
+	    <entry><structfield>value</structfield></entry>
+	    <entry>New value or current value.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__s64</entry>
+	    <entry><structfield>value64</structfield></entry>
+	    <entry>New value or current value.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>char *</entry>
+	    <entry><structfield>string</structfield></entry>
+	    <entry>A pointer to a string.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-ext-controls">
+      <title>struct <structname>v4l2_ext_controls</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>ctrl_class</structfield></entry>
+	    <entry>The control class to which all controls belong, see
+<xref linkend="ctrl-class" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>count</structfield></entry>
+	    <entry>The number of controls in the controls array. May
+also be zero.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>error_idx</structfield></entry>
+	    <entry>Set by the driver in case of an error. It is the
+index of the control causing the error or equal to 'count' when the
+error is not associated with a particular control. Undefined when the
+ioctl returns 0 (success).</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-ext-control; *</entry>
+	    <entry><structfield>controls</structfield></entry>
+	    <entry>Pointer to an array of
+<structfield>count</structfield> v4l2_ext_control structures. Ignored
+if <structfield>count</structfield> equals zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="ctrl-class">
+      <title>Control classes</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CTRL_CLASS_USER</constant></entry>
+	    <entry>0x980000</entry>
+	    <entry>The class containing user controls. These controls
+are described in <xref linkend="control" />. All controls that can be set
+using the &VIDIOC-S-CTRL; and &VIDIOC-G-CTRL; ioctl belong to this
+class.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_CLASS_MPEG</constant></entry>
+	    <entry>0x990000</entry>
+	    <entry>The class containing MPEG compression controls.
+These controls are described in <xref
+		linkend="mpeg-controls" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_CLASS_CAMERA</constant></entry>
+	    <entry>0x9a0000</entry>
+	    <entry>The class containing camera controls.
+These controls are described in <xref
+		linkend="camera-controls" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_CLASS_FM_TX</constant></entry>
+	    <entry>0x9b0000</entry>
+	    <entry>The class containing FM Transmitter (FM TX) controls.
+These controls are described in <xref
+		linkend="fm-tx-controls" />.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-ext-control; <structfield>id</structfield>
+is invalid or the &v4l2-ext-controls;
+<structfield>ctrl_class</structfield> is invalid. This error code is
+also returned by the <constant>VIDIOC_S_EXT_CTRLS</constant> and
+<constant>VIDIOC_TRY_EXT_CTRLS</constant> ioctls if two or more
+control values are in conflict.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ERANGE</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-ext-control; <structfield>value</structfield>
+is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The control is temporarily not changeable, possibly
+because another applications took over control of the device function
+this control belongs to.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOSPC</errorcode></term>
+	<listitem>
+	  <para>The space reserved for the control's payload is insufficient.
+The field <structfield>size</structfield> is set to a value that is enough
+to store the payload and this error code is returned.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-fbuf.xml b/Documentation/DocBook/v4l/vidioc-g-fbuf.xml
new file mode 100644
index 000000000000..f7017062656e
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-fbuf.xml
@@ -0,0 +1,456 @@
+<refentry id="vidioc-g-fbuf">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_FBUF, VIDIOC_S_FBUF</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_FBUF</refname>
+    <refname>VIDIOC_S_FBUF</refname>
+    <refpurpose>Get or set frame buffer overlay parameters</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_framebuffer *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_framebuffer *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_FBUF, VIDIOC_S_FBUF</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Applications can use the <constant>VIDIOC_G_FBUF</constant> and
+<constant>VIDIOC_S_FBUF</constant> ioctl to get and set the
+framebuffer parameters for a <link linkend="overlay">Video
+Overlay</link> or <link linkend="osd">Video Output Overlay</link>
+(OSD). The type of overlay is implied by the device type (capture or
+output device) and can be determined with the &VIDIOC-QUERYCAP; ioctl.
+One <filename>/dev/videoN</filename> device must not support both
+kinds of overlay.</para>
+
+    <para>The V4L2 API distinguishes destructive and non-destructive
+overlays. A destructive overlay copies captured video images into the
+video memory of a graphics card. A non-destructive overlay blends
+video images into a VGA signal or graphics into a video signal.
+<wordasword>Video Output Overlays</wordasword> are always
+non-destructive.</para>
+
+    <para>To get the current parameters applications call the
+<constant>VIDIOC_G_FBUF</constant> ioctl with a pointer to a
+<structname>v4l2_framebuffer</structname> structure. The driver fills
+all fields of the structure or returns an &EINVAL; when overlays are
+not supported.</para>
+
+    <para>To set the parameters for a <wordasword>Video Output
+Overlay</wordasword>, applications must initialize the
+<structfield>flags</structfield> field of a struct
+<structname>v4l2_framebuffer</structname>. Since the framebuffer is
+implemented on the TV card all other parameters are determined by the
+driver. When an application calls <constant>VIDIOC_S_FBUF</constant>
+with a pointer to this structure, the driver prepares for the overlay
+and returns the framebuffer parameters as
+<constant>VIDIOC_G_FBUF</constant> does, or it returns an error
+code.</para>
+
+    <para>To set the parameters for a <wordasword>non-destructive
+Video Overlay</wordasword>, applications must initialize the
+<structfield>flags</structfield> field, the
+<structfield>fmt</structfield> substructure, and call
+<constant>VIDIOC_S_FBUF</constant>. Again the driver prepares for the
+overlay and returns the framebuffer parameters as
+<constant>VIDIOC_G_FBUF</constant> does, or it returns an error
+code.</para>
+
+    <para>For a <wordasword>destructive Video Overlay</wordasword>
+applications must additionally provide a
+<structfield>base</structfield> address. Setting up a DMA to a
+random memory location can jeopardize the system security, its
+stability or even damage the hardware, therefore only the superuser
+can set the parameters for a destructive video overlay.</para>
+
+    <!-- NB v4l2_pix_format is also specified in pixfmt.sgml.-->
+
+    <table pgwide="1" frame="none" id="v4l2-framebuffer">
+      <title>struct <structname>v4l2_framebuffer</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry></entry>
+	    <entry>Overlay capability flags set by the driver, see
+<xref linkend="framebuffer-cap" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry></entry>
+	    <entry>Overlay control flags set by application and
+driver, see <xref linkend="framebuffer-flags" /></entry>
+	  </row>
+	  <row>
+	    <entry>void *</entry>
+	    <entry><structfield>base</structfield></entry>
+	    <entry></entry>
+	    <entry>Physical base address of the framebuffer,
+that is the address of the pixel in the top left corner of the
+framebuffer.<footnote><para>A physical base address may not suit all
+platforms. GK notes in theory we should pass something like PCI device
++ memory region + offset instead. If you encounter problems please
+discuss on the linux-media mailing list: &v4l-ml;.</para></footnote></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>This field is irrelevant to
+<wordasword>non-destructive Video Overlays</wordasword>. For
+<wordasword>destructive Video Overlays</wordasword> applications must
+provide a base address. The driver may accept only base addresses
+which are a multiple of two, four or eight bytes. For
+<wordasword>Video Output Overlays</wordasword> the driver must return
+a valid base address, so applications can find the corresponding Linux
+framebuffer device (see <xref linkend="osd" />).</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-pix-format;</entry>
+	    <entry><structfield>fmt</structfield></entry>
+	    <entry></entry>
+	    <entry>Layout of the frame buffer. The
+<structname>v4l2_pix_format</structname> structure is defined in <xref
+linkend="pixfmt" />, for clarification the fields and acceptable values
+	    are listed below:</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>width</structfield></entry>
+	    <entry>Width of the frame buffer in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>height</structfield></entry>
+	    <entry>Height of the frame buffer in pixels.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>pixelformat</structfield></entry>
+	    <entry>The pixel format of the
+framebuffer.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>For <wordasword>non-destructive Video
+Overlays</wordasword> this field only defines a format for the
+&v4l2-window; <structfield>chromakey</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>For <wordasword>destructive Video
+Overlays</wordasword> applications must initialize this field. For
+<wordasword>Video Output Overlays</wordasword> the driver must return
+a valid format.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>Usually this is an RGB format (for example
+<link linkend="V4L2-PIX-FMT-RGB565"><constant>V4L2_PIX_FMT_RGB565</constant></link>)
+but YUV formats (only packed YUV formats when chroma keying is used,
+not including <constant>V4L2_PIX_FMT_YUYV</constant> and
+<constant>V4L2_PIX_FMT_UYVY</constant>) and the
+<constant>V4L2_PIX_FMT_PAL8</constant> format are also permitted. The
+behavior of the driver when an application requests a compressed
+format is undefined. See <xref linkend="pixfmt" /> for information on
+pixel formats.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-field;</entry>
+	    <entry><structfield>field</structfield></entry>
+	    <entry>Drivers and applications shall ignore this field.
+If applicable, the field order is selected with the &VIDIOC-S-FMT;
+ioctl, using the <structfield>field</structfield> field of
+&v4l2-window;.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>bytesperline</structfield></entry>
+	    <entry>Distance in bytes between the leftmost pixels in
+two adjacent lines.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>This field is irrelevant to
+<wordasword>non-destructive Video
+Overlays</wordasword>.</para><para>For <wordasword>destructive Video
+Overlays</wordasword> both applications and drivers can set this field
+to request padding bytes at the end of each line. Drivers however may
+ignore the requested value, returning <structfield>width</structfield>
+times bytes-per-pixel or a larger value required by the hardware. That
+implies applications can just set this field to zero to get a
+reasonable default.</para><para>For <wordasword>Video Output
+Overlays</wordasword> the driver must return a valid
+value.</para><para>Video hardware may access padding bytes, therefore
+they must reside in accessible memory. Consider for example the case
+where padding bytes after the last line of an image cross a system
+page boundary. Capture devices may write padding bytes, the value is
+undefined. Output devices ignore the contents of padding
+bytes.</para><para>When the image format is planar the
+<structfield>bytesperline</structfield> value applies to the largest
+plane and is divided by the same factor as the
+<structfield>width</structfield> field for any smaller planes. For
+example the Cb and Cr planes of a YUV 4:2:0 image have half as many
+padding bytes following each line as the Y plane. To avoid ambiguities
+drivers must return a <structfield>bytesperline</structfield> value
+rounded up to a multiple of the scale factor.</para></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>sizeimage</structfield></entry>
+	    <entry><para>This field is irrelevant to
+<wordasword>non-destructive Video Overlays</wordasword>. For
+<wordasword>destructive Video Overlays</wordasword> applications must
+initialize this field. For <wordasword>Video Output
+Overlays</wordasword> the driver must return a valid
+format.</para><para>Together with <structfield>base</structfield> it
+defines the framebuffer memory accessible by the
+driver.</para></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-colorspace;</entry>
+	    <entry><structfield>colorspace</structfield></entry>
+	    <entry>This information supplements the
+<structfield>pixelformat</structfield> and must be set by the driver,
+see <xref linkend="colorspaces" />.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u32</entry>
+	    <entry><structfield>priv</structfield></entry>
+	    <entry>Reserved for additional information about custom
+(driver defined) formats. When not used drivers and applications must
+set this field to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="framebuffer-cap">
+      <title>Frame Buffer Capability Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_EXTERNOVERLAY</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>The device is capable of non-destructive overlays.
+When the driver clears this flag, only destructive overlays are
+supported. There are no drivers yet which support both destructive and
+non-destructive overlays.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_CHROMAKEY</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>The device supports clipping by chroma-keying the
+images. That is, image pixels replace pixels in the VGA or video
+signal only where the latter assume a certain color. Chroma-keying
+makes no sense for destructive overlays.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_LIST_CLIPPING</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>The device supports clipping using a list of clip
+rectangles.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_BITMAP_CLIPPING</constant></entry>
+	    <entry>0x0008</entry>
+	    <entry>The device supports clipping using a bit mask.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_LOCAL_ALPHA</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>The device supports clipping/blending using the
+alpha channel of the framebuffer or VGA signal. Alpha blending makes
+no sense for destructive overlays.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_GLOBAL_ALPHA</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry>The device supports alpha blending using a global
+alpha value. Alpha blending makes no sense for destructive overlays.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_CAP_LOCAL_INV_ALPHA</constant></entry>
+	    <entry>0x0040</entry>
+	    <entry>The device supports clipping/blending using the
+inverted alpha channel of the framebuffer or VGA signal. Alpha
+blending makes no sense for destructive overlays.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="framebuffer-flags">
+      <title>Frame Buffer Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_PRIMARY</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>The framebuffer is the primary graphics surface.
+In other words, the overlay is destructive. [?]</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_OVERLAY</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>The frame buffer is an overlay surface the same
+size as the capture. [?]</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">The purpose of
+<constant>V4L2_FBUF_FLAG_PRIMARY</constant> and
+<constant>V4L2_FBUF_FLAG_OVERLAY</constant> was never quite clear.
+Most drivers seem to ignore these flags. For compatibility with the
+<wordasword>bttv</wordasword> driver applications should set the
+<constant>V4L2_FBUF_FLAG_OVERLAY</constant> flag.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_CHROMAKEY</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>Use chroma-keying. The chroma-key color is
+determined by the <structfield>chromakey</structfield> field of
+&v4l2-window; and negotiated with the &VIDIOC-S-FMT; ioctl, see <xref
+		linkend="overlay" />
+and
+	    <xref linkend="osd" />.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan">There are no flags to enable
+clipping using a list of clip rectangles or a bitmap. These methods
+are negotiated with the &VIDIOC-S-FMT; ioctl, see <xref
+		linkend="overlay" /> and <xref linkend="osd" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_LOCAL_ALPHA</constant></entry>
+	    <entry>0x0008</entry>
+	    <entry>Use the alpha channel of the framebuffer to clip or
+blend framebuffer pixels with video images. The blend
+function is: output = framebuffer pixel * alpha + video pixel * (1 -
+alpha). The actual alpha depth depends on the framebuffer pixel
+format.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_GLOBAL_ALPHA</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>Use a global alpha value to blend the framebuffer
+with video images. The blend function is: output = (framebuffer pixel
+* alpha + video pixel * (255 - alpha)) / 255. The alpha value is
+determined by the <structfield>global_alpha</structfield> field of
+&v4l2-window; and negotiated with the &VIDIOC-S-FMT; ioctl, see <xref
+		linkend="overlay" />
+and <xref linkend="osd" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_FBUF_FLAG_LOCAL_INV_ALPHA</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry>Like
+<constant>V4L2_FBUF_FLAG_LOCAL_ALPHA</constant>, use the alpha channel
+of the framebuffer to clip or blend framebuffer pixels with video
+images, but with an inverted alpha value. The blend function is:
+output = framebuffer pixel * (1 - alpha) + video pixel * alpha. The
+actual alpha depth depends on the framebuffer pixel format.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EPERM</errorcode></term>
+	<listitem>
+	  <para><constant>VIDIOC_S_FBUF</constant> can only be called
+by a privileged user to negotiate the parameters for a destructive
+overlay.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The framebuffer parameters cannot be changed at this
+time because overlay is already enabled, or capturing is enabled
+and the hardware cannot capture and overlay simultaneously.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The ioctl is not supported or the
+<constant>VIDIOC_S_FBUF</constant> parameters are unsuitable.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-fmt.xml b/Documentation/DocBook/v4l/vidioc-g-fmt.xml
new file mode 100644
index 000000000000..7c7d1b72c40d
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-fmt.xml
@@ -0,0 +1,201 @@
+<refentry id="vidioc-g-fmt">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_FMT, VIDIOC_S_FMT,
+VIDIOC_TRY_FMT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_FMT</refname>
+    <refname>VIDIOC_S_FMT</refname>
+    <refname>VIDIOC_TRY_FMT</refname>
+    <refpurpose>Get or set the data format, try a format</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_format
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_FMT, VIDIOC_S_FMT, VIDIOC_TRY_FMT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>These ioctls are used to negotiate the format of data
+(typically image format) exchanged between driver and
+application.</para>
+
+    <para>To query the current parameters applications set the
+<structfield>type</structfield> field of a struct
+<structname>v4l2_format</structname> to the respective buffer (stream)
+type. For example video capture devices use
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>. When the application
+calls the <constant>VIDIOC_G_FMT</constant> ioctl with a pointer to
+this structure the driver fills the respective member of the
+<structfield>fmt</structfield> union. In case of video capture devices
+that is the &v4l2-pix-format; <structfield>pix</structfield> member.
+When the requested buffer type is not supported drivers return an
+&EINVAL;.</para>
+
+    <para>To change the current format parameters applications
+initialize the <structfield>type</structfield> field and all
+fields of the respective <structfield>fmt</structfield>
+union member. For details see the documentation of the various devices
+types in <xref linkend="devices" />. Good practice is to query the
+current parameters first, and to
+modify only those parameters not suitable for the application. When
+the application calls the <constant>VIDIOC_S_FMT</constant> ioctl
+with a pointer to a <structname>v4l2_format</structname> structure
+the driver checks
+and adjusts the parameters against hardware abilities. Drivers
+should not return an error code unless the input is ambiguous, this is
+a mechanism to fathom device capabilities and to approach parameters
+acceptable for both the application and driver. On success the driver
+may program the hardware, allocate resources and generally prepare for
+data exchange.
+Finally the <constant>VIDIOC_S_FMT</constant> ioctl returns the
+current format parameters as <constant>VIDIOC_G_FMT</constant> does.
+Very simple, inflexible devices may even ignore all input and always
+return the default parameters. However all V4L2 devices exchanging
+data with the application must implement the
+<constant>VIDIOC_G_FMT</constant> and
+<constant>VIDIOC_S_FMT</constant> ioctl. When the requested buffer
+type is not supported drivers return an &EINVAL; on a
+<constant>VIDIOC_S_FMT</constant> attempt. When I/O is already in
+progress or the resource is not available for other reasons drivers
+return the &EBUSY;.</para>
+
+    <para>The <constant>VIDIOC_TRY_FMT</constant> ioctl is equivalent
+to <constant>VIDIOC_S_FMT</constant> with one exception: it does not
+change driver state. It can also be called at any time, never
+returning <errorcode>EBUSY</errorcode>. This function is provided to
+negotiate parameters, to learn about hardware limitations, without
+disabling I/O or possibly time consuming hardware preparations.
+Although strongly recommended drivers are not required to implement
+this ioctl.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-format">
+      <title>struct <structname>v4l2_format</structname></title>
+      <tgroup cols="4">
+	<colspec colname="c1" />
+	<colspec colname="c2" />
+	<colspec colname="c3" />
+	<colspec colname="c4" />
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry></entry>
+	    <entry>Type of the data stream, see <xref
+		linkend="v4l2-buf-type" />.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry><structfield>fmt</structfield></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-pix-format;</entry>
+	    <entry><structfield>pix</structfield></entry>
+	    <entry>Definition of an image format, see <xref
+		linkend="pixfmt" />, used by video capture and output
+devices.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-window;</entry>
+	    <entry><structfield>win</structfield></entry>
+	    <entry>Definition of an overlaid image, see <xref
+	    linkend="overlay" />, used by video overlay devices.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-vbi-format;</entry>
+	    <entry><structfield>vbi</structfield></entry>
+	    <entry>Raw VBI capture or output parameters. This is
+discussed in more detail in <xref linkend="raw-vbi" />. Used by raw VBI
+capture and output devices.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-sliced-vbi-format;</entry>
+	    <entry><structfield>sliced</structfield></entry>
+	    <entry>Sliced VBI capture or output parameters. See
+<xref linkend="sliced" /> for details. Used by sliced VBI
+capture and output devices.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u8</entry>
+	    <entry><structfield>raw_data</structfield>[200]</entry>
+	    <entry>Place holder for future extensions and custom
+(driver defined) formats with <structfield>type</structfield>
+<constant>V4L2_BUF_TYPE_PRIVATE</constant> and higher.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The data format cannot be changed at this
+time, for example because I/O is already in progress.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-format; <structfield>type</structfield>
+field is invalid, the requested buffer type not supported, or
+<constant>VIDIOC_TRY_FMT</constant> was called and is not
+supported with this buffer type.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-frequency.xml b/Documentation/DocBook/v4l/vidioc-g-frequency.xml
new file mode 100644
index 000000000000..062d72069090
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-frequency.xml
@@ -0,0 +1,145 @@
+<refentry id="vidioc-g-frequency">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_FREQUENCY, VIDIOC_S_FREQUENCY</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_FREQUENCY</refname>
+    <refname>VIDIOC_S_FREQUENCY</refname>
+    <refpurpose>Get or set tuner or modulator radio
+frequency</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_frequency
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_frequency
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_FREQUENCY, VIDIOC_S_FREQUENCY</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To get the current tuner or modulator radio frequency
+applications set the <structfield>tuner</structfield> field of a
+&v4l2-frequency; to the respective tuner or modulator number (only
+input devices have tuners, only output devices have modulators), zero
+out the <structfield>reserved</structfield> array and
+call the <constant>VIDIOC_G_FREQUENCY</constant> ioctl with a pointer
+to this structure. The driver stores the current frequency in the
+<structfield>frequency</structfield> field.</para>
+
+    <para>To change the current tuner or modulator radio frequency
+applications initialize the <structfield>tuner</structfield>,
+<structfield>type</structfield> and
+<structfield>frequency</structfield> fields, and the
+<structfield>reserved</structfield> array of a &v4l2-frequency; and
+call the <constant>VIDIOC_S_FREQUENCY</constant> ioctl with a pointer
+to this structure. When the requested frequency is not possible the
+driver assumes the closest possible value. However
+<constant>VIDIOC_S_FREQUENCY</constant> is a write-only ioctl, it does
+not return the actual new frequency.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-frequency">
+      <title>struct <structname>v4l2_frequency</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>tuner</structfield></entry>
+	    <entry>The tuner or modulator index number. This is the
+same value as in the &v4l2-input; <structfield>tuner</structfield>
+field and the &v4l2-tuner; <structfield>index</structfield> field, or
+the &v4l2-output; <structfield>modulator</structfield> field and the
+&v4l2-modulator; <structfield>index</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-tuner-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>The tuner type. This is the same value as in the
+&v4l2-tuner; <structfield>type</structfield> field. The field is not
+applicable to modulators, &ie; ignored by drivers.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>frequency</structfield></entry>
+	    <entry>Tuning frequency in units of 62.5 kHz, or if the
+&v4l2-tuner; or &v4l2-modulator; <structfield>capabilities</structfield> flag
+<constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
+Hz.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[8]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+	    applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <structfield>tuner</structfield> index is out of
+bounds or the value in the <structfield>type</structfield> field is
+wrong.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-input.xml b/Documentation/DocBook/v4l/vidioc-g-input.xml
new file mode 100644
index 000000000000..ed076e92760d
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-input.xml
@@ -0,0 +1,100 @@
+<refentry id="vidioc-g-input">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_INPUT, VIDIOC_S_INPUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_INPUT</refname>
+    <refname>VIDIOC_S_INPUT</refname>
+    <refpurpose>Query or select the current video input</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>int *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_INPUT, VIDIOC_S_INPUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the current video input applications call the
+<constant>VIDIOC_G_INPUT</constant> ioctl with a pointer to an integer
+where the driver stores the number of the input, as in the
+&v4l2-input; <structfield>index</structfield> field. This ioctl will
+fail only when there are no video inputs, returning
+<errorcode>EINVAL</errorcode>.</para>
+
+    <para>To select a video input applications store the number of the
+desired input in an integer and call the
+<constant>VIDIOC_S_INPUT</constant> ioctl with a pointer to this
+integer. Side effects are possible. For example inputs may support
+different video standards, so the driver may implicitly switch the
+current standard. It is good practice to select an input before
+querying or negotiating any other parameters.</para>
+
+    <para>Information about video inputs is available using the
+&VIDIOC-ENUMINPUT; ioctl.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The number of the video input is out of bounds, or
+there are no video inputs at all and this ioctl is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>I/O is in progress, the input cannot be
+switched.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-jpegcomp.xml b/Documentation/DocBook/v4l/vidioc-g-jpegcomp.xml
new file mode 100644
index 000000000000..77394b287411
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-jpegcomp.xml
@@ -0,0 +1,180 @@
+<refentry id="vidioc-g-jpegcomp">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_JPEGCOMP, VIDIOC_S_JPEGCOMP</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_JPEGCOMP</refname>
+    <refname>VIDIOC_S_JPEGCOMP</refname>
+    <refpurpose></refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>v4l2_jpegcompression *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const v4l2_jpegcompression *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_JPEGCOMP, VIDIOC_S_JPEGCOMP</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>[to do]</para>
+
+    <para>Ronald Bultje elaborates:</para>
+
+    <!-- See video4linux-list@redhat.com on 16 Oct 2002, subject
+"Re: [V4L] Re: v4l2 api / Zoran v4l2_jpegcompression" -->
+
+    <para>APP is some application-specific information. The
+application can set it itself, and it'll be stored in the JPEG-encoded
+fields (eg; interlacing information for in an AVI or so). COM is the
+same, but it's comments, like 'encoded by me' or so.</para>
+
+    <para>jpeg_markers describes whether the huffman tables,
+quantization tables and the restart interval information (all
+JPEG-specific stuff) should be stored in the JPEG-encoded fields.
+These define how the JPEG field is encoded. If you omit them,
+applications assume you've used standard encoding. You usually do want
+to add them.</para>
+
+    <!-- NB VIDIOC_S_JPEGCOMP is w/o. -->
+
+    <table pgwide="1" frame="none" id="v4l2-jpegcompression">
+      <title>struct <structname>v4l2_jpegcompression</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>int</entry>
+	    <entry><structfield>quality</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>int</entry>
+	    <entry><structfield>APPn</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>int</entry>
+	    <entry><structfield>APP_len</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>char</entry>
+	    <entry><structfield>APP_data</structfield>[60]</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>int</entry>
+	    <entry><structfield>COM_len</structfield></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>char</entry>
+	    <entry><structfield>COM_data</structfield>[60]</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>jpeg_markers</structfield></entry>
+	    <entry>See <xref linkend="jpeg-markers" />.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="jpeg-markers">
+      <title>JPEG Markers Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_JPEG_MARKER_DHT</constant></entry>
+	    <entry>(1&lt;&lt;3)</entry>
+	    <entry>Define Huffman Tables</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_JPEG_MARKER_DQT</constant></entry>
+	    <entry>(1&lt;&lt;4)</entry>
+	    <entry>Define Quantization Tables</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_JPEG_MARKER_DRI</constant></entry>
+	    <entry>(1&lt;&lt;5)</entry>
+	    <entry>Define Restart Interval</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_JPEG_MARKER_COM</constant></entry>
+	    <entry>(1&lt;&lt;6)</entry>
+	    <entry>Comment segment</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_JPEG_MARKER_APP</constant></entry>
+	    <entry>(1&lt;&lt;7)</entry>
+	    <entry>App segment, driver will always use APP0</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>This ioctl is not supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-modulator.xml b/Documentation/DocBook/v4l/vidioc-g-modulator.xml
new file mode 100644
index 000000000000..15ce660f0f5a
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-modulator.xml
@@ -0,0 +1,246 @@
+<refentry id="vidioc-g-modulator">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_MODULATOR, VIDIOC_S_MODULATOR</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_MODULATOR</refname>
+    <refname>VIDIOC_S_MODULATOR</refname>
+    <refpurpose>Get or set modulator attributes</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_modulator
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_modulator
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_MODULATOR, VIDIOC_S_MODULATOR</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a modulator applications initialize
+the <structfield>index</structfield> field and zero out the
+<structfield>reserved</structfield> array of a &v4l2-modulator; and
+call the <constant>VIDIOC_G_MODULATOR</constant> ioctl with a pointer
+to this structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the index is out of bounds. To enumerate all modulators
+applications shall begin at index zero, incrementing by one until the
+driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <para>Modulators have two writable properties, an audio
+modulation set and the radio frequency. To change the modulated audio
+subprograms, applications initialize the <structfield>index
+</structfield> and <structfield>txsubchans</structfield> fields and the
+<structfield>reserved</structfield> array and call the
+<constant>VIDIOC_S_MODULATOR</constant> ioctl. Drivers may choose a
+different audio modulation if the request cannot be satisfied. However
+this is a write-only ioctl, it does not return the actual audio
+modulation selected.</para>
+
+    <para>To change the radio frequency the &VIDIOC-S-FREQUENCY; ioctl
+is available.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-modulator">
+      <title>struct <structname>v4l2_modulator</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Identifies the modulator, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the modulator, a NUL-terminated ASCII
+string. This information is intended for the user.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry>Modulator capability flags. No flags are defined
+for this field, the tuner flags in &v4l2-tuner;
+are used accordingly. The audio flags indicate the ability
+to encode audio subprograms. They will <emphasis>not</emphasis>
+change for example with the current video standard.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>rangelow</structfield></entry>
+	    <entry>The lowest tunable frequency in units of 62.5
+KHz, or if the <structfield>capability</structfield> flag
+<constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
+Hz.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>rangehigh</structfield></entry>
+	    <entry>The highest tunable frequency in units of 62.5
+KHz, or if the <structfield>capability</structfield> flag
+<constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
+Hz.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>txsubchans</structfield></entry>
+	    <entry>With this field applications can determine how
+audio sub-carriers shall be modulated. It contains a set of flags as
+defined in <xref linkend="modulator-txsubchans" />. Note the tuner
+<structfield>rxsubchans</structfield> flags are reused, but the
+semantics are different. Video output devices are assumed to have an
+analog or PCM audio input with 1-3 channels. The
+<structfield>txsubchans</structfield> flags select one or more
+channels for modulation, together with some audio subprogram
+indicator, for example a stereo pilot tone.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="modulator-txsubchans">
+      <title>Modulator Audio Transmission Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_MONO</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>Modulate channel 1 as mono audio, when the input
+has more channels, a down-mix of channel 1 and 2. This flag does not
+combine with <constant>V4L2_TUNER_SUB_STEREO</constant> or
+<constant>V4L2_TUNER_SUB_LANG1</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_STEREO</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>Modulate channel 1 and 2 as left and right
+channel of a stereo audio signal. When the input has only one channel
+or two channels and <constant>V4L2_TUNER_SUB_SAP</constant> is also
+set, channel 1 is encoded as left and right channel. This flag does
+not combine with <constant>V4L2_TUNER_SUB_MONO</constant> or
+<constant>V4L2_TUNER_SUB_LANG1</constant>. When the driver does not
+support stereo audio it shall fall back to mono.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_LANG1</constant></entry>
+	    <entry>0x0008</entry>
+	    <entry>Modulate channel 1 and 2 as primary and secondary
+language of a bilingual audio signal. When the input has only one
+channel it is used for both languages. It is not possible to encode
+the primary or secondary language only. This flag does not combine
+with <constant>V4L2_TUNER_SUB_MONO</constant>,
+<constant>V4L2_TUNER_SUB_STEREO</constant> or
+<constant>V4L2_TUNER_SUB_SAP</constant>. If the hardware does not
+support the respective audio matrix, or the current video standard
+does not permit bilingual audio the
+<constant>VIDIOC_S_MODULATOR</constant> ioctl shall return an &EINVAL;
+and the driver shall fall back to mono or stereo mode.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_LANG2</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>Same effect as
+<constant>V4L2_TUNER_SUB_SAP</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_SAP</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>When combined with <constant>V4L2_TUNER_SUB_MONO
+</constant> the first channel is encoded as mono audio, the last
+channel as Second Audio Program. When the input has only one channel
+it is used for both audio tracks. When the input has three channels
+the mono track is a down-mix of channel 1 and 2. When combined with
+<constant>V4L2_TUNER_SUB_STEREO</constant> channel 1 and 2 are
+encoded as left and right stereo audio, channel 3 as Second Audio
+Program. When the input has only two channels, the first is encoded as
+left and right channel and the second as SAP. When the input has only
+one channel it is used for all audio tracks. It is not possible to
+encode a Second Audio Program only. This flag must combine with
+<constant>V4L2_TUNER_SUB_MONO</constant> or
+<constant>V4L2_TUNER_SUB_STEREO</constant>. If the hardware does not
+support the respective audio matrix, or the current video standard
+does not permit SAP the <constant>VIDIOC_S_MODULATOR</constant> ioctl
+shall return an &EINVAL; and driver shall fall back to mono or stereo
+mode.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_RDS</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>Enable the RDS encoder for a radio FM transmitter.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-modulator;
+<structfield>index</structfield> is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-output.xml b/Documentation/DocBook/v4l/vidioc-g-output.xml
new file mode 100644
index 000000000000..3ea8c0ed812e
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-output.xml
@@ -0,0 +1,100 @@
+<refentry id="vidioc-g-output">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_OUTPUT, VIDIOC_S_OUTPUT</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_OUTPUT</refname>
+    <refname>VIDIOC_S_OUTPUT</refname>
+    <refpurpose>Query or select the current video output</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>int *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_OUTPUT, VIDIOC_S_OUTPUT</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the current video output applications call the
+<constant>VIDIOC_G_OUTPUT</constant> ioctl with a pointer to an integer
+where the driver stores the number of the output, as in the
+&v4l2-output; <structfield>index</structfield> field. This ioctl
+will fail only when there are no video outputs, returning the
+&EINVAL;.</para>
+
+    <para>To select a video output applications store the number of the
+desired output in an integer and call the
+<constant>VIDIOC_S_OUTPUT</constant> ioctl with a pointer to this integer.
+Side effects are possible. For example outputs may support different
+video standards, so the driver may implicitly switch the current
+standard. It is good practice to select an output before querying or
+negotiating any other parameters.</para>
+
+    <para>Information about video outputs is available using the
+&VIDIOC-ENUMOUTPUT; ioctl.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The number of the video output is out of bounds, or
+there are no video outputs at all and this ioctl is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>I/O is in progress, the output cannot be
+switched.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-parm.xml b/Documentation/DocBook/v4l/vidioc-g-parm.xml
new file mode 100644
index 000000000000..78332d365ce9
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-parm.xml
@@ -0,0 +1,332 @@
+<refentry id="vidioc-g-parm">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_PARM, VIDIOC_S_PARM</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_PARM</refname>
+    <refname>VIDIOC_S_PARM</refname>
+    <refpurpose>Get or set streaming parameters</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>v4l2_streamparm *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_PARM, VIDIOC_S_PARM</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>The current video standard determines a nominal number of
+frames per second. If less than this number of frames is to be
+captured or output, applications can request frame skipping or
+duplicating on the driver side. This is especially useful when using
+the <function>read()</function> or <function>write()</function>, which
+are not augmented by timestamps or sequence counters, and to avoid
+unneccessary data copying.</para>
+
+    <para>Further these ioctls can be used to determine the number of
+buffers used internally by a driver in read/write mode. For
+implications see the section discussing the &func-read;
+function.</para>
+
+    <para>To get and set the streaming parameters applications call
+the <constant>VIDIOC_G_PARM</constant> and
+<constant>VIDIOC_S_PARM</constant> ioctl, respectively. They take a
+pointer to a struct <structname>v4l2_streamparm</structname> which
+contains a union holding separate parameters for input and output
+devices.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-streamparm">
+      <title>struct <structname>v4l2_streamparm</structname></title>
+      <tgroup cols="4">
+	&cs-ustr;
+	<tbody valign="top">
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry></entry>
+	    <entry>The buffer (stream) type, same as &v4l2-format;
+<structfield>type</structfield>, set by the application.</entry>
+	  </row>
+	  <row>
+	    <entry>union</entry>
+	    <entry><structfield>parm</structfield></entry>
+	    <entry></entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-captureparm;</entry>
+	    <entry><structfield>capture</structfield></entry>
+	    <entry>Parameters for capture devices, used when
+<structfield>type</structfield> is
+<constant>V4L2_BUF_TYPE_VIDEO_CAPTURE</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>&v4l2-outputparm;</entry>
+	    <entry><structfield>output</structfield></entry>
+	    <entry>Parameters for output devices, used when
+<structfield>type</structfield> is
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry>__u8</entry>
+	    <entry><structfield>raw_data</structfield>[200]</entry>
+	    <entry>A place holder for future extensions and custom
+(driver defined) buffer types <constant>V4L2_BUF_TYPE_PRIVATE</constant> and
+higher.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-captureparm">
+      <title>struct <structname>v4l2_captureparm</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry>See <xref linkend="parm-caps" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capturemode</structfield></entry>
+	    <entry>Set by drivers and applications, see <xref linkend="parm-flags" />.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>timeperframe</structfield></entry>
+	    <entry><para>This is is the desired period between
+successive frames captured by the driver, in seconds. The
+field is intended to skip frames on the driver side, saving I/O
+bandwidth.</para><para>Applications store here the desired frame
+period, drivers return the actual frame period, which must be greater
+or equal to the nominal frame period determined by the current video
+standard (&v4l2-standard; <structfield>frameperiod</structfield>
+field). Changing the video standard (also implicitly by switching the
+video input) may reset this parameter to the nominal frame period. To
+reset manually applications can just set this field to
+zero.</para><para>Drivers support this function only when they set the
+<constant>V4L2_CAP_TIMEPERFRAME</constant> flag in the
+<structfield>capability</structfield> field.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>extendedmode</structfield></entry>
+	    <entry>Custom (driver specific) streaming parameters. When
+unused, applications and drivers must set this field to zero.
+Applications using this field should check the driver name and
+version, see <xref linkend="querycap" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>readbuffers</structfield></entry>
+	    <entry>Applications set this field to the desired number
+of buffers used internally by the driver in &func-read; mode. Drivers
+return the actual number of buffers. When an application requests zero
+buffers, drivers should just return the current setting rather than
+the minimum or an error code. For details see <xref
+		linkend="rw" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-outputparm">
+      <title>struct <structname>v4l2_outputparm</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry>See <xref linkend="parm-caps" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>outputmode</structfield></entry>
+	    <entry>Set by drivers and applications, see <xref
+	    linkend="parm-flags" />.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-fract;</entry>
+	    <entry><structfield>timeperframe</structfield></entry>
+	    <entry>This is is the desired period between
+successive frames output by the driver, in seconds.</entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>The field is intended to
+repeat frames on the driver side in &func-write; mode (in streaming
+mode timestamps can be used to throttle the output), saving I/O
+bandwidth.</para><para>Applications store here the desired frame
+period, drivers return the actual frame period, which must be greater
+or equal to the nominal frame period determined by the current video
+standard (&v4l2-standard; <structfield>frameperiod</structfield>
+field). Changing the video standard (also implicitly by switching the
+video output) may reset this parameter to the nominal frame period. To
+reset manually applications can just set this field to
+zero.</para><para>Drivers support this function only when they set the
+<constant>V4L2_CAP_TIMEPERFRAME</constant> flag in the
+<structfield>capability</structfield> field.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>extendedmode</structfield></entry>
+	    <entry>Custom (driver specific) streaming parameters. When
+unused, applications and drivers must set this field to zero.
+Applications using this field should check the driver name and
+version, see <xref linkend="querycap" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>writebuffers</structfield></entry>
+	    <entry>Applications set this field to the desired number
+of buffers used internally by the driver in
+<function>write()</function> mode. Drivers return the actual number of
+buffers. When an application requests zero buffers, drivers should
+just return the current setting rather than the minimum or an error
+code. For details see <xref linkend="rw" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="parm-caps">
+      <title>Streaming Parameters Capabilites</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CAP_TIMEPERFRAME</constant></entry>
+	    <entry>0x1000</entry>
+	    <entry>The frame skipping/repeating controlled by the
+<structfield>timeperframe</structfield> field is supported.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="parm-flags">
+      <title>Capture Parameters Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_MODE_HIGHQUALITY</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry><para>High quality imaging mode. High quality mode
+is intended for still imaging applications. The idea is to get the
+best possible image quality that the hardware can deliver. It is not
+defined how the driver writer may achieve that; it will depend on the
+hardware and the ingenuity of the driver writer. High quality mode is
+a different mode from the the regular motion video capture modes. In
+high quality mode:<itemizedlist>
+		  <listitem>
+		    <para>The driver may be able to capture higher
+resolutions than for motion capture.</para>
+		  </listitem>
+		  <listitem>
+		    <para>The driver may support fewer pixel formats
+than motion capture (eg; true color).</para>
+		  </listitem>
+		  <listitem>
+		    <para>The driver may capture and arithmetically
+combine multiple successive fields or frames to remove color edge
+artifacts and reduce the noise in the video data.
+</para>
+		  </listitem>
+		  <listitem>
+		    <para>The driver may capture images in slices like
+a scanner in order to handle larger format images than would otherwise
+be possible. </para>
+		  </listitem>
+		  <listitem>
+		    <para>An image capture operation may be
+significantly slower than motion capture. </para>
+		  </listitem>
+		  <listitem>
+		    <para>Moving objects in the image might have
+excessive motion blur. </para>
+		  </listitem>
+		  <listitem>
+		    <para>Capture might only work through the
+<function>read()</function> call.</para>
+		  </listitem>
+		</itemizedlist></para></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>This ioctl is not supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-priority.xml b/Documentation/DocBook/v4l/vidioc-g-priority.xml
new file mode 100644
index 000000000000..5fb001978645
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-priority.xml
@@ -0,0 +1,144 @@
+<refentry id="vidioc-g-priority">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_PRIORITY, VIDIOC_S_PRIORITY</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_PRIORITY</refname>
+    <refname>VIDIOC_S_PRIORITY</refname>
+    <refpurpose>Query or request the access priority associated with a
+file descriptor</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>enum v4l2_priority *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const enum v4l2_priority *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_PRIORITY, VIDIOC_S_PRIORITY</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para>Pointer to an enum v4l2_priority type.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the current access priority
+applications call the <constant>VIDIOC_G_PRIORITY</constant> ioctl
+with a pointer to an enum v4l2_priority variable where the driver stores
+the current priority.</para>
+
+    <para>To request an access priority applications store the
+desired priority in an enum v4l2_priority variable and call
+<constant>VIDIOC_S_PRIORITY</constant> ioctl with a pointer to this
+variable.</para>
+
+    <table frame="none" pgwide="1" id="v4l2-priority">
+      <title>enum v4l2_priority</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_PRIORITY_UNSET</constant></entry>
+	    <entry>0</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_PRIORITY_BACKGROUND</constant></entry>
+	    <entry>1</entry>
+	    <entry>Lowest priority, usually applications running in
+background, for example monitoring VBI transmissions. A proxy
+application running in user space will be necessary if multiple
+applications want to read from a device at this priority.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_PRIORITY_INTERACTIVE</constant></entry>
+	    <entry>2</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_PRIORITY_DEFAULT</constant></entry>
+	    <entry>2</entry>
+	    <entry>Medium priority, usually applications started and
+interactively controlled by the user. For example TV viewers, Teletext
+browsers, or just "panel" applications to change the channel or video
+controls. This is the default priority unless an application requests
+another.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_PRIORITY_RECORD</constant></entry>
+	    <entry>3</entry>
+	    <entry>Highest priority. Only one file descriptor can have
+this priority, it blocks any other fd from changing device properties.
+Usually applications which must not be interrupted, like video
+recording.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The requested priority value is invalid, or the
+driver does not support access priorities.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>Another application already requested higher
+priority.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-sliced-vbi-cap.xml b/Documentation/DocBook/v4l/vidioc-g-sliced-vbi-cap.xml
new file mode 100644
index 000000000000..10e721b17374
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-sliced-vbi-cap.xml
@@ -0,0 +1,264 @@
+<refentry id="vidioc-g-sliced-vbi-cap">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_SLICED_VBI_CAP</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_SLICED_VBI_CAP</refname>
+    <refpurpose>Query sliced VBI capabilities</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_sliced_vbi_cap *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_SLICED_VBI_CAP</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To find out which data services are supported by a sliced
+VBI capture or output device, applications initialize the
+<structfield>type</structfield> field of a &v4l2-sliced-vbi-cap;,
+clear the <structfield>reserved</structfield> array and
+call the <constant>VIDIOC_G_SLICED_VBI_CAP</constant> ioctl. The
+driver fills in the remaining fields or returns an &EINVAL; if the
+sliced VBI API is unsupported or <structfield>type</structfield>
+is invalid.</para>
+
+    <para>Note the <structfield>type</structfield> field was added,
+and the ioctl changed from read-only to write-read, in Linux 2.6.19.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-sliced-vbi-cap">
+      <title>struct <structname>v4l2_sliced_vbi_cap</structname></title>
+      <tgroup cols="5">
+	<colspec colname="c1" colwidth="3*" />
+	<colspec colname="c2" colwidth="3*" />
+	<colspec colname="c3" colwidth="2*" />
+	<colspec colname="c4" colwidth="2*" />
+	<colspec colname="c5" colwidth="2*" />
+	<spanspec spanname="hspan" namest="c3" nameend="c5" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u16</entry>
+	    <entry><structfield>service_set</structfield></entry>
+	    <entry spanname="hspan">A set of all data services
+supported by the driver. Equal to the union of all elements of the
+<structfield>service_lines </structfield> array.</entry>
+	  </row>
+	  <row>
+	    <entry>__u16</entry>
+	    <entry><structfield>service_lines</structfield>[2][24]</entry>
+	    <entry spanname="hspan">Each element of this array
+contains a set of data services the hardware can look for or insert
+into a particular scan line. Data services are defined in <xref
+		linkend="vbi-services" />. Array indices map to ITU-R
+line numbers (see also <xref
+		linkend="vbi-525" /> and <xref
+linkend="vbi-625" />) as follows:</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry>Element</entry>
+	    <entry>525 line systems</entry>
+	    <entry>625 line systems</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[0][1]</entry>
+	    <entry align="center">1</entry>
+	    <entry align="center">1</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[0][23]</entry>
+	    <entry align="center">23</entry>
+	    <entry align="center">23</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[1][1]</entry>
+	    <entry align="center">264</entry>
+	    <entry align="center">314</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><structfield>service_lines</structfield>[1][23]</entry>
+	    <entry align="center">286</entry>
+	    <entry align="center">336</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry spanname="hspan">The number of VBI lines the
+hardware can capture or output per frame, or the number of services it
+can identify on a given line may be limited. For example on PAL line
+16 the hardware may be able to look for a VPS or Teletext signal, but
+not both at the same time. Applications can learn about these limits
+using the &VIDIOC-S-FMT; ioctl as described in <xref
+		linkend="sliced" />.</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry spanname="hspan">Drivers must set
+<structfield>service_lines</structfield>[0][0] and
+<structfield>service_lines</structfield>[1][0] to zero.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the data stream, see <xref
+		  linkend="v4l2-buf-type" />. Should be
+<constant>V4L2_BUF_TYPE_SLICED_VBI_CAPTURE</constant> or
+<constant>V4L2_BUF_TYPE_SLICED_VBI_OUTPUT</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[3]</entry>
+	    <entry spanname="hspan">This array is reserved for future
+extensions. Applications and drivers must set it to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <!-- See also dev-sliced-vbi.sgml -->
+    <table pgwide="1" frame="none" id="vbi-services">
+      <title>Sliced VBI services</title>
+      <tgroup cols="5">
+	<colspec colname="c1" colwidth="2*" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colname="c3" colwidth="1*" />
+	<colspec colname="c4" colwidth="2*" />
+	<colspec colname="c5" colwidth="2*" />
+	<spanspec spanname='rlp' namest='c3' nameend='c5' />
+	<thead>
+	  <row>
+	    <entry>Symbol</entry>
+	    <entry>Value</entry>
+	    <entry>Reference</entry>
+	    <entry>Lines, usually</entry>
+	    <entry>Payload</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_SLICED_TELETEXT_B</constant> (Teletext
+System B)</entry>
+	    <entry>0x0001</entry>
+	    <entry><xref linkend="ets300706" />, <xref linkend="itu653" /></entry>
+	    <entry>PAL/SECAM line 7-22, 320-335 (second field 7-22)</entry>
+	    <entry>Last 42 of the 45 byte Teletext packet, that is
+without clock run-in and framing code, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VPS</constant></entry>
+	    <entry>0x0400</entry>
+	    <entry><xref linkend="ets300231" /></entry>
+	    <entry>PAL line 16</entry>
+	    <entry>Byte number 3 to 15 according to Figure 9 of
+ETS&nbsp;300&nbsp;231, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_CAPTION_525</constant></entry>
+	    <entry>0x1000</entry>
+	    <entry><xref linkend="eia608" /></entry>
+	    <entry>NTSC line 21, 284 (second field 21)</entry>
+	    <entry>Two bytes in transmission order, including parity
+bit, lsb first transmitted.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_WSS_625</constant></entry>
+	    <entry>0x4000</entry>
+	    <entry><xref linkend="en300294" />, <xref linkend="itu1119" /></entry>
+	    <entry>PAL/SECAM line 23</entry>
+	    <entry><screen>
+Byte        0                 1
+     msb         lsb  msb           lsb
+Bit  7 6 5 4 3 2 1 0  x x 13 12 11 10 9
+</screen></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VBI_525</constant></entry>
+	    <entry>0x1000</entry>
+	    <entry spanname="rlp">Set of services applicable to 525
+line systems.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_SLICED_VBI_625</constant></entry>
+	    <entry>0x4401</entry>
+	    <entry spanname="rlp">Set of services applicable to 625
+line systems.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The device does not support sliced VBI capturing or
+output, or the value in the <structfield>type</structfield> field is
+wrong.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-std.xml b/Documentation/DocBook/v4l/vidioc-g-std.xml
new file mode 100644
index 000000000000..b6f5d267e856
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-std.xml
@@ -0,0 +1,99 @@
+<refentry id="vidioc-g-std">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_STD, VIDIOC_S_STD</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_STD</refname>
+    <refname>VIDIOC_S_STD</refname>
+    <refpurpose>Query or select the video standard of the current input</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>v4l2_std_id
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const v4l2_std_id
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_STD, VIDIOC_S_STD</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query and select the current video standard applications
+use the <constant>VIDIOC_G_STD</constant> and <constant>VIDIOC_S_STD</constant> ioctls which take a pointer to a
+&v4l2-std-id; type as argument. <constant>VIDIOC_G_STD</constant> can
+return a single flag or a set of flags as in &v4l2-standard; field
+<structfield>id</structfield>. The flags must be unambiguous such
+that they appear in only one enumerated <structname>v4l2_standard</structname> structure.</para>
+
+    <para><constant>VIDIOC_S_STD</constant> accepts one or more
+flags, being a write-only ioctl it does not return the actual new standard as
+<constant>VIDIOC_G_STD</constant> does. When no flags are given or
+the current input does not support the requested standard the driver
+returns an &EINVAL;. When the standard set is ambiguous drivers may
+return <errorcode>EINVAL</errorcode> or choose any of the requested
+standards.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>This ioctl is not supported, or the
+<constant>VIDIOC_S_STD</constant> parameter was unsuitable.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-g-tuner.xml b/Documentation/DocBook/v4l/vidioc-g-tuner.xml
new file mode 100644
index 000000000000..bd98c734c06b
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-g-tuner.xml
@@ -0,0 +1,535 @@
+<refentry id="vidioc-g-tuner">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_G_TUNER, VIDIOC_S_TUNER</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_G_TUNER</refname>
+    <refname>VIDIOC_S_TUNER</refname>
+    <refpurpose>Get or set tuner attributes</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_tuner
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const struct v4l2_tuner
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_G_TUNER, VIDIOC_S_TUNER</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a tuner applications initialize the
+<structfield>index</structfield> field and zero out the
+<structfield>reserved</structfield> array of a &v4l2-tuner; and call the
+<constant>VIDIOC_G_TUNER</constant> ioctl with a pointer to this
+structure. Drivers fill the rest of the structure or return an
+&EINVAL; when the index is out of bounds. To enumerate all tuners
+applications shall begin at index zero, incrementing by one until the
+driver returns <errorcode>EINVAL</errorcode>.</para>
+
+    <para>Tuners have two writable properties, the audio mode and
+the radio frequency. To change the audio mode, applications initialize
+the <structfield>index</structfield>,
+<structfield>audmode</structfield> and
+<structfield>reserved</structfield> fields and call the
+<constant>VIDIOC_S_TUNER</constant> ioctl. This will
+<emphasis>not</emphasis> change the current tuner, which is determined
+by the current video input. Drivers may choose a different audio mode
+if the requested mode is invalid or unsupported. Since this is a
+<!-- FIXME -->write-only ioctl, it does not return the actually
+selected audio mode.</para>
+
+    <para>To change the radio frequency the &VIDIOC-S-FREQUENCY; ioctl
+is available.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-tuner">
+      <title>struct <structname>v4l2_tuner</structname></title>
+      <tgroup cols="3">
+	<colspec colname="c1" colwidth="1*" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colname="c3" colwidth="1*" />
+	<colspec colname="c4" colwidth="1*" />
+	<spanspec spanname="hspan" namest="c3" nameend="c4" />
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry spanname="hspan">Identifies the tuner, set by the
+application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry spanname="hspan"><para>Name of the tuner, a
+NUL-terminated ASCII string. This information is intended for the
+user.<!-- FIXME Video inputs already have a name, the purpose of this
+field is not quite clear.--></para></entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-tuner-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry spanname="hspan">Type of the tuner, see <xref
+		linkend="v4l2-tuner-type" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capability</structfield></entry>
+	    <entry spanname="hspan"><para>Tuner capability flags, see
+<xref linkend="tuner-capability" />. Audio flags indicate the ability
+to decode audio subprograms. They will <emphasis>not</emphasis>
+change, for example with the current video standard.</para><para>When
+the structure refers to a radio tuner only the
+<constant>V4L2_TUNER_CAP_LOW</constant>,
+<constant>V4L2_TUNER_CAP_STEREO</constant> and
+<constant>V4L2_TUNER_CAP_RDS</constant> flags can be set.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>rangelow</structfield></entry>
+	    <entry spanname="hspan">The lowest tunable frequency in
+units of 62.5 kHz, or if the <structfield>capability</structfield>
+flag <constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
+Hz.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>rangehigh</structfield></entry>
+	    <entry spanname="hspan">The highest tunable frequency in
+units of 62.5 kHz, or if the <structfield>capability</structfield>
+flag <constant>V4L2_TUNER_CAP_LOW</constant> is set, in units of 62.5
+Hz.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>rxsubchans</structfield></entry>
+	    <entry spanname="hspan"><para>Some tuners or audio
+decoders can determine the received audio subprograms by analyzing
+audio carriers, pilot tones or other indicators. To pass this
+information drivers set flags defined in <xref
+		  linkend="tuner-rxsubchans" /> in this field. For
+example:</para></entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><constant>V4L2_TUNER_SUB_MONO</constant></entry>
+	    <entry>receiving mono audio</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><constant>STEREO | SAP</constant></entry>
+	    <entry>receiving stereo audio and a secondary audio
+program</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><constant>MONO | STEREO</constant></entry>
+	    <entry>receiving mono or stereo audio, the hardware cannot
+distinguish</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><constant>LANG1 | LANG2</constant></entry>
+	    <entry>receiving bilingual audio</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry><constant>MONO | STEREO | LANG1 | LANG2</constant></entry>
+	    <entry>receiving mono, stereo or bilingual
+audio</entry>
+	  </row>
+	  <row>
+	    <entry></entry>
+	    <entry></entry>
+	    <entry spanname="hspan"><para>When the
+<constant>V4L2_TUNER_CAP_STEREO</constant>,
+<constant>_LANG1</constant>, <constant>_LANG2</constant> or
+<constant>_SAP</constant> flag is cleared in the
+<structfield>capability</structfield> field, the corresponding
+<constant>V4L2_TUNER_SUB_</constant> flag must not be set
+here.</para><para>This field is valid only if this is the tuner of the
+current video input, or when the structure refers to a radio
+tuner.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>audmode</structfield></entry>
+	    <entry spanname="hspan"><para>The selected audio mode, see
+<xref linkend="tuner-audmode" /> for valid values. The audio mode does
+not affect audio subprogram detection, and like a <link
+linkend="control">control</link> it does not automatically change
+unless the requested mode is invalid or unsupported. See <xref
+		  linkend="tuner-matrix" /> for possible results when
+the selected and received audio programs do not
+match.</para><para>Currently this is the only field of struct
+<structname>v4l2_tuner</structname> applications can
+change.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>signal</structfield></entry>
+	    <entry spanname="hspan">The signal strength if known, ranging
+from 0 to 65535. Higher values indicate a better signal.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>afc</structfield></entry>
+	    <entry spanname="hspan">Automatic frequency control: When the
+<structfield>afc</structfield> value is negative, the frequency is too
+low, when positive too high.<!-- FIXME need example what to do when it never
+settles at zero, &ie; range is what? --></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry spanname="hspan">Reserved for future extensions. Drivers and
+applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-tuner-type">
+      <title>enum v4l2_tuner_type</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_TUNER_RADIO</constant></entry>
+	    <entry>1</entry>
+	    <entry></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_ANALOG_TV</constant></entry>
+	    <entry>2</entry>
+	    <entry></entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="tuner-capability">
+      <title>Tuner and Modulator Capability Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_TUNER_CAP_LOW</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>When set, tuning frequencies are expressed in units of
+62.5&nbsp;Hz, otherwise in units of 62.5&nbsp;kHz.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_CAP_NORM</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>This is a multi-standard tuner; the video standard
+can or must be switched. (B/G PAL tuners for example are typically not
+      considered multi-standard because the video standard is automatically
+      determined from the frequency band.) The set of supported video
+      standards is available from the &v4l2-input; pointing to this tuner,
+      see the description of ioctl &VIDIOC-ENUMINPUT; for details. Only
+      <constant>V4L2_TUNER_ANALOG_TV</constant> tuners can have this capability.</entry>
+	  </row>
+	  <row>
+	<entry><constant>V4L2_TUNER_CAP_STEREO</constant></entry>
+	<entry>0x0010</entry>
+	<entry>Stereo audio reception is supported.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_CAP_LANG1</constant></entry>
+	    <entry>0x0040</entry>
+	    <entry>Reception of the primary language of a bilingual
+audio program is supported. Bilingual audio is a feature of
+two-channel systems, transmitting the primary language monaural on the
+main audio carrier and a secondary language monaural on a second
+carrier. Only
+      <constant>V4L2_TUNER_ANALOG_TV</constant> tuners can have this capability.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_CAP_LANG2</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry>Reception of the secondary language of a bilingual
+audio program is supported. Only
+      <constant>V4L2_TUNER_ANALOG_TV</constant> tuners can have this capability.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_CAP_SAP</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry><para>Reception of a secondary audio program is
+supported. This is a feature of the BTSC system which accompanies the
+NTSC video standard. Two audio carriers are available for mono or
+stereo transmissions of a primary language, and an independent third
+carrier for a monaural secondary language. Only
+      <constant>V4L2_TUNER_ANALOG_TV</constant> tuners can have this capability.</para><para>Note the
+<constant>V4L2_TUNER_CAP_LANG2</constant> and
+<constant>V4L2_TUNER_CAP_SAP</constant> flags are synonyms.
+<constant>V4L2_TUNER_CAP_SAP</constant> applies when the tuner
+supports the <constant>V4L2_STD_NTSC_M</constant> video
+standard.</para><!-- FIXME what if PAL+NTSC and Bi but not SAP? --></entry>
+	  </row>
+	  <row>
+	<entry><constant>V4L2_TUNER_CAP_RDS</constant></entry>
+	<entry>0x0080</entry>
+	<entry>RDS capture is supported. This capability is only valid for
+radio tuners.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="tuner-rxsubchans">
+      <title>Tuner Audio Reception Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_MONO</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>The tuner receives a mono audio signal.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_STEREO</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>The tuner receives a stereo audio signal.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_LANG1</constant></entry>
+	    <entry>0x0008</entry>
+	    <entry>The tuner receives the primary language of a
+bilingual audio signal. Drivers must clear this flag when the current
+video standard is <constant>V4L2_STD_NTSC_M</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_LANG2</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>The tuner receives the secondary language of a
+bilingual audio signal (or a second audio program).</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_SAP</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>The tuner receives a Second Audio Program. Note the
+<constant>V4L2_TUNER_SUB_LANG2</constant> and
+<constant>V4L2_TUNER_SUB_SAP</constant> flags are synonyms. The
+<constant>V4L2_TUNER_SUB_SAP</constant> flag applies when the
+current video standard is <constant>V4L2_STD_NTSC_M</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_SUB_RDS</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>The tuner receives an RDS channel.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="tuner-audmode">
+      <title>Tuner Audio Modes</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_MONO</constant></entry>
+	    <entry>0</entry>
+	    <entry>Play mono audio. When the tuner receives a stereo
+signal this a down-mix of the left and right channel. When the tuner
+receives a bilingual or SAP signal this mode selects the primary
+language.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_STEREO</constant></entry>
+	    <entry>1</entry>
+	    <entry><para>Play stereo audio. When the tuner receives
+bilingual audio it may play different languages on the left and right
+channel or the primary language is played on both channels.</para><para>Playing
+different languages in this mode is
+deprecated. New drivers should do this only in
+<constant>MODE_LANG1_LANG2</constant>.</para><para>When the tuner
+receives no stereo signal or does not support stereo reception the
+driver shall fall back to <constant>MODE_MONO</constant>.</para></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_LANG1</constant></entry>
+	    <entry>3</entry>
+	    <entry>Play the primary language, mono or stereo. Only
+<constant>V4L2_TUNER_ANALOG_TV</constant> tuners support this
+mode.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_LANG2</constant></entry>
+	    <entry>2</entry>
+	    <entry>Play the secondary language, mono. When the tuner
+receives no bilingual audio or SAP, or their reception is not
+supported the driver shall fall back to mono or stereo mode. Only
+<constant>V4L2_TUNER_ANALOG_TV</constant> tuners support this
+mode.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_SAP</constant></entry>
+	    <entry>2</entry>
+	    <entry>Play the Second Audio Program. When the tuner
+receives no bilingual audio or SAP, or their reception is not
+supported the driver shall fall back to mono or stereo mode. Only
+<constant>V4L2_TUNER_ANALOG_TV</constant> tuners support this mode.
+Note the <constant>V4L2_TUNER_MODE_LANG2</constant> and
+<constant>V4L2_TUNER_MODE_SAP</constant> are synonyms.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_TUNER_MODE_LANG1_LANG2</constant></entry>
+	    <entry>4</entry>
+	    <entry>Play the primary language on the left channel, the
+secondary language on the right channel. When the tuner receives no
+bilingual audio or SAP, it shall fall back to
+<constant>MODE_LANG1</constant> or <constant>MODE_MONO</constant>.
+Only <constant>V4L2_TUNER_ANALOG_TV</constant> tuners support this
+mode.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="all" id="tuner-matrix">
+      <title>Tuner Audio Matrix</title>
+      <tgroup cols="6" align="center">
+	<colspec align="left" />
+	<colspec colname="c2" colwidth="1*" />
+	<colspec colwidth="1*" />
+	<colspec colwidth="1*" />
+	<colspec colnum="6" colname="c6" colwidth="1*" />
+	<spanspec namest="c2" nameend="c6" spanname="hspan" align="center" />
+	<thead>
+	  <row>
+	    <entry></entry>
+	    <entry spanname="hspan">Selected
+<constant>V4L2_TUNER_MODE_</constant></entry>
+	  </row>
+	  <row>
+	    <entry>Received <constant>V4L2_TUNER_SUB_</constant></entry>
+	    <entry><constant>MONO</constant></entry>
+	    <entry><constant>STEREO</constant></entry>
+	    <entry><constant>LANG1</constant></entry>
+	    <entry><constant>LANG2 = SAP</constant></entry>
+	    <entry><constant>LANG1_LANG2</constant><footnote><para>This
+mode has been added in Linux 2.6.17 and may not be supported by older
+drivers.</para></footnote></entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>MONO</constant></entry>
+	    <entry>Mono</entry>
+	    <entry>Mono/Mono</entry>
+	    <entry>Mono</entry>
+	    <entry>Mono</entry>
+	    <entry>Mono/Mono</entry>
+	  </row>
+	  <row>
+	    <entry><constant>MONO | SAP</constant></entry>
+	    <entry>Mono</entry>
+	    <entry>Mono/Mono</entry>
+	    <entry>Mono</entry>
+	    <entry>SAP</entry>
+	    <entry>Mono/SAP (preferred) or Mono/Mono</entry>
+	  </row>
+	  <row>
+	    <entry><constant>STEREO</constant></entry>
+	    <entry>L+R</entry>
+	    <entry>L/R</entry>
+	    <entry>Stereo L/R (preferred) or Mono L+R</entry>
+	    <entry>Stereo L/R (preferred) or Mono L+R</entry>
+	    <entry>L/R (preferred) or L+R/L+R</entry>
+	  </row>
+	  <row>
+	    <entry><constant>STEREO | SAP</constant></entry>
+	    <entry>L+R</entry>
+	    <entry>L/R</entry>
+	    <entry>Stereo L/R (preferred) or Mono L+R</entry>
+	    <entry>SAP</entry>
+	    <entry>L+R/SAP (preferred) or L/R or L+R/L+R</entry>
+	  </row>
+	  <row>
+	    <entry><constant>LANG1 | LANG2</constant></entry>
+	    <entry>Language&nbsp;1</entry>
+	    <entry>Lang1/Lang2 (deprecated<footnote><para>Playback of
+both languages in <constant>MODE_STEREO</constant> is deprecated. In
+the future drivers should produce only the primary language in this
+mode. Applications should request
+<constant>MODE_LANG1_LANG2</constant> to record both languages or a
+stereo signal.</para></footnote>) or
+Lang1/Lang1</entry>
+	    <entry>Language&nbsp;1</entry>
+	    <entry>Language&nbsp;2</entry>
+	    <entry>Lang1/Lang2 (preferred) or Lang1/Lang1</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-tuner; <structfield>index</structfield> is
+out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-log-status.xml b/Documentation/DocBook/v4l/vidioc-log-status.xml
new file mode 100644
index 000000000000..2634b7c88b58
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-log-status.xml
@@ -0,0 +1,58 @@
+<refentry id="vidioc-log-status">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_LOG_STATUS</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_LOG_STATUS</refname>
+    <refpurpose>Log driver status information</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>As the video/audio devices become more complicated it
+becomes harder to debug problems. When this ioctl is called the driver
+will output the current device status to the kernel log. This is
+particular useful when dealing with problems like no sound, no video
+and incorrectly tuned channels. Also many modern devices autodetect
+video and audio standards and this ioctl will report what the device
+thinks what the standard is. Mismatches may give an indication where
+the problem is.</para>
+
+    <para>This ioctl is optional and not all drivers support it. It
+was introduced in Linux 2.6.15.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The driver does not support this ioctl.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-overlay.xml b/Documentation/DocBook/v4l/vidioc-overlay.xml
new file mode 100644
index 000000000000..1036c582cc15
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-overlay.xml
@@ -0,0 +1,83 @@
+<refentry id="vidioc-overlay">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_OVERLAY</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_OVERLAY</refname>
+    <refpurpose>Start or stop video overlay</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const int *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_OVERLAY</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>This ioctl is part of the <link linkend="overlay">video
+    overlay</link> I/O method. Applications call
+    <constant>VIDIOC_OVERLAY</constant> to start or stop the
+    overlay. It takes a pointer to an integer which must be set to
+    zero by the application to stop overlay, to one to start.</para>
+
+    <para>Drivers do not support &VIDIOC-STREAMON; or
+&VIDIOC-STREAMOFF; with <constant>V4L2_BUF_TYPE_VIDEO_OVERLAY</constant>.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>Video overlay is not supported, or the
+parameters have not been set up. See <xref
+linkend="overlay" /> for the necessary steps.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-qbuf.xml b/Documentation/DocBook/v4l/vidioc-qbuf.xml
new file mode 100644
index 000000000000..187081778154
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-qbuf.xml
@@ -0,0 +1,168 @@
+<refentry id="vidioc-qbuf">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_QBUF, VIDIOC_DQBUF</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_QBUF</refname>
+    <refname>VIDIOC_DQBUF</refname>
+    <refpurpose>Exchange a buffer with the driver</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_buffer *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_QBUF, VIDIOC_DQBUF</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Applications call the <constant>VIDIOC_QBUF</constant> ioctl
+to enqueue an empty (capturing) or filled (output) buffer in the
+driver's incoming queue. The semantics depend on the selected I/O
+method.</para>
+
+    <para>To enqueue a <link linkend="mmap">memory mapped</link>
+buffer applications set the <structfield>type</structfield> field of a
+&v4l2-buffer; to the same buffer type as previously &v4l2-format;
+<structfield>type</structfield> and &v4l2-requestbuffers;
+<structfield>type</structfield>, the <structfield>memory</structfield>
+field to <constant>V4L2_MEMORY_MMAP</constant> and the
+<structfield>index</structfield> field. Valid index numbers range from
+zero to the number of buffers allocated with &VIDIOC-REQBUFS;
+(&v4l2-requestbuffers; <structfield>count</structfield>) minus one. The
+contents of the struct <structname>v4l2_buffer</structname> returned
+by a &VIDIOC-QUERYBUF; ioctl will do as well. When the buffer is
+intended for output (<structfield>type</structfield> is
+<constant>V4L2_BUF_TYPE_VIDEO_OUTPUT</constant> or
+<constant>V4L2_BUF_TYPE_VBI_OUTPUT</constant>) applications must also
+initialize the <structfield>bytesused</structfield>,
+<structfield>field</structfield> and
+<structfield>timestamp</structfield> fields. See <xref
+	linkend="buffer" /> for details. When
+<constant>VIDIOC_QBUF</constant> is called with a pointer to this
+structure the driver sets the
+<constant>V4L2_BUF_FLAG_MAPPED</constant> and
+<constant>V4L2_BUF_FLAG_QUEUED</constant> flags and clears the
+<constant>V4L2_BUF_FLAG_DONE</constant> flag in the
+<structfield>flags</structfield> field, or it returns an
+&EINVAL;.</para>
+
+    <para>To enqueue a <link linkend="userp">user pointer</link>
+buffer applications set the <structfield>type</structfield> field of a
+&v4l2-buffer; to the same buffer type as previously &v4l2-format;
+<structfield>type</structfield> and &v4l2-requestbuffers;
+<structfield>type</structfield>, the <structfield>memory</structfield>
+field to <constant>V4L2_MEMORY_USERPTR</constant> and the
+<structfield>m.userptr</structfield> field to the address of the
+buffer and <structfield>length</structfield> to its size. When the
+buffer is intended for output additional fields must be set as above.
+When <constant>VIDIOC_QBUF</constant> is called with a pointer to this
+structure the driver sets the <constant>V4L2_BUF_FLAG_QUEUED</constant>
+flag and clears the <constant>V4L2_BUF_FLAG_MAPPED</constant> and
+<constant>V4L2_BUF_FLAG_DONE</constant> flags in the
+<structfield>flags</structfield> field, or it returns an error code.
+This ioctl locks the memory pages of the buffer in physical memory,
+they cannot be swapped out to disk. Buffers remain locked until
+dequeued, until the &VIDIOC-STREAMOFF; or &VIDIOC-REQBUFS; ioctl are
+called, or until the device is closed.</para>
+
+    <para>Applications call the <constant>VIDIOC_DQBUF</constant>
+ioctl to dequeue a filled (capturing) or displayed (output) buffer
+from the driver's outgoing queue. They just set the
+<structfield>type</structfield> and <structfield>memory</structfield>
+fields of a &v4l2-buffer; as above, when <constant>VIDIOC_DQBUF</constant>
+is called with a pointer to this structure the driver fills the
+remaining fields or returns an error code.</para>
+
+    <para>By default <constant>VIDIOC_DQBUF</constant> blocks when no
+buffer is in the outgoing queue. When the
+<constant>O_NONBLOCK</constant> flag was given to the &func-open;
+function, <constant>VIDIOC_DQBUF</constant> returns immediately
+with an &EAGAIN; when no buffer is available.</para>
+
+    <para>The <structname>v4l2_buffer</structname> structure is
+specified in <xref linkend="buffer" />.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EAGAIN</errorcode></term>
+	<listitem>
+	  <para>Non-blocking I/O has been selected using
+<constant>O_NONBLOCK</constant> and no buffer was in the outgoing
+queue.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The buffer <structfield>type</structfield> is not
+supported, or the <structfield>index</structfield> is out of bounds,
+or no buffers have been allocated yet, or the
+<structfield>userptr</structfield> or
+<structfield>length</structfield> are invalid.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>ENOMEM</errorcode></term>
+	<listitem>
+	  <para>Not enough physical or virtual memory was available to
+enqueue a user pointer buffer.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EIO</errorcode></term>
+	<listitem>
+	  <para><constant>VIDIOC_DQBUF</constant> failed due to an
+internal error. Can also indicate temporary problems like signal
+loss. Note the driver might dequeue an (empty) buffer despite
+returning an error, or even stop capturing.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-querybuf.xml b/Documentation/DocBook/v4l/vidioc-querybuf.xml
new file mode 100644
index 000000000000..d834993e6191
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-querybuf.xml
@@ -0,0 +1,103 @@
+<refentry id="vidioc-querybuf">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_QUERYBUF</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_QUERYBUF</refname>
+    <refpurpose>Query the status of a buffer</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_buffer *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_QUERYBUF</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>This ioctl is part of the <link linkend="mmap">memory
+mapping</link> I/O method. It can be used to query the status of a
+buffer at any time after buffers have been allocated with the
+&VIDIOC-REQBUFS; ioctl.</para>
+
+    <para>Applications set the <structfield>type</structfield> field
+    of a &v4l2-buffer; to the same buffer type as previously
+&v4l2-format; <structfield>type</structfield> and &v4l2-requestbuffers;
+<structfield>type</structfield>, and the <structfield>index</structfield>
+    field. Valid index numbers range from zero
+to the number of buffers allocated with &VIDIOC-REQBUFS;
+    (&v4l2-requestbuffers; <structfield>count</structfield>) minus one.
+After calling <constant>VIDIOC_QUERYBUF</constant> with a pointer to
+    this structure drivers return an error code or fill the rest of
+the structure.</para>
+
+    <para>In the <structfield>flags</structfield> field the
+<constant>V4L2_BUF_FLAG_MAPPED</constant>,
+<constant>V4L2_BUF_FLAG_QUEUED</constant> and
+<constant>V4L2_BUF_FLAG_DONE</constant> flags will be valid. The
+<structfield>memory</structfield> field will be set to
+<constant>V4L2_MEMORY_MMAP</constant>, the <structfield>m.offset</structfield>
+contains the offset of the buffer from the start of the device memory,
+the <structfield>length</structfield> field its size. The driver may
+or may not set the remaining fields and flags, they are meaningless in
+this context.</para>
+
+    <para>The <structname>v4l2_buffer</structname> structure is
+    specified in <xref linkend="buffer" />.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The buffer <structfield>type</structfield> is not
+supported, or the <structfield>index</structfield> is out of bounds.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-querycap.xml b/Documentation/DocBook/v4l/vidioc-querycap.xml
new file mode 100644
index 000000000000..6ab7e25b31b6
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-querycap.xml
@@ -0,0 +1,284 @@
+<refentry id="vidioc-querycap">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_QUERYCAP</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_QUERYCAP</refname>
+    <refpurpose>Query device capabilities</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_capability *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_QUERYCAP</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>All V4L2 devices support the
+<constant>VIDIOC_QUERYCAP</constant> ioctl. It is used to identify
+kernel devices compatible with this specification and to obtain
+information about driver and hardware capabilities. The ioctl takes a
+pointer to a &v4l2-capability; which is filled by the driver. When the
+driver is not compatible with this specification the ioctl returns an
+&EINVAL;.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-capability">
+      <title>struct <structname>v4l2_capability</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>driver</structfield>[16]</entry>
+	    <entry><para>Name of the driver, a unique NUL-terminated
+ASCII string. For example: "bttv". Driver specific applications can
+use this information to verify the driver identity. It is also useful
+to work around known bugs, or to identify drivers in error reports.
+The driver version is stored in the <structfield>version</structfield>
+field.</para><para>Storing strings in fixed sized arrays is bad
+practice but unavoidable here. Drivers and applications should take
+precautions to never read or write beyond the end of the array and to
+make sure the strings are properly NUL-terminated.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>card</structfield>[32]</entry>
+	    <entry>Name of the device, a NUL-terminated ASCII string.
+For example: "Yoyodyne TV/FM". One driver may support different brands
+or models of video hardware. This information is intended for users,
+for example in a menu of available devices. Since multiple TV cards of
+the same brand may be installed which are supported by the same
+driver, this name should be combined with the character device file
+name (&eg; <filename>/dev/video2</filename>) or the
+<structfield>bus_info</structfield> string to avoid
+ambiguities.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>bus_info</structfield>[32]</entry>
+	    <entry>Location of the device in the system, a
+NUL-terminated ASCII string. For example: "PCI Slot 4". This
+information is intended for users, to distinguish multiple
+identical devices. If no such information is available the field may
+simply count the devices controlled by the driver, or contain the
+empty string (<structfield>bus_info</structfield>[0] = 0).<!-- XXX pci_dev->slot_name example --></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>version</structfield></entry>
+	    <entry><para>Version number of the driver. Together with
+the <structfield>driver</structfield> field this identifies a
+particular driver. The version number is formatted using the
+<constant>KERNEL_VERSION()</constant> macro:</para></entry>
+	  </row>
+	  <row>
+	    <entry spanname="hspan"><para>
+<programlisting>
+#define KERNEL_VERSION(a,b,c) (((a) &lt;&lt; 16) + ((b) &lt;&lt; 8) + (c))
+
+__u32 version = KERNEL_VERSION(0, 8, 1);
+
+printf ("Version: %u.%u.%u\n",
+	(version &gt;&gt; 16) &amp; 0xFF,
+	(version &gt;&gt; 8) &amp; 0xFF,
+	 version &amp; 0xFF);
+</programlisting></para></entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>capabilities</structfield></entry>
+	    <entry>Device capabilities, see <xref
+		linkend="device-capabilities" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[4]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+this array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="device-capabilities">
+      <title>Device Capabilities Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CAP_VIDEO_CAPTURE</constant></entry>
+	    <entry>0x00000001</entry>
+	    <entry>The device supports the <link
+linkend="capture">Video Capture</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_VIDEO_OUTPUT</constant></entry>
+	    <entry>0x00000002</entry>
+	    <entry>The device supports the <link
+linkend="output">Video Output</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_VIDEO_OVERLAY</constant></entry>
+	    <entry>0x00000004</entry>
+	    <entry>The device supports the <link
+linkend="overlay">Video Overlay</link> interface. A video overlay device
+typically stores captured images directly in the video memory of a
+graphics card, with hardware clipping and scaling.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_VBI_CAPTURE</constant></entry>
+	    <entry>0x00000010</entry>
+	    <entry>The device supports the <link linkend="raw-vbi">Raw
+VBI Capture</link> interface, providing Teletext and Closed Caption
+data.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_VBI_OUTPUT</constant></entry>
+	    <entry>0x00000020</entry>
+	    <entry>The device supports the <link linkend="raw-vbi">Raw VBI Output</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_SLICED_VBI_CAPTURE</constant></entry>
+	    <entry>0x00000040</entry>
+	    <entry>The device supports the <link linkend="sliced">Sliced VBI Capture</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_SLICED_VBI_OUTPUT</constant></entry>
+	    <entry>0x00000080</entry>
+	    <entry>The device supports the <link linkend="sliced">Sliced VBI Output</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_RDS_CAPTURE</constant></entry>
+	    <entry>0x00000100</entry>
+	    <entry>The device supports the <link linkend="rds">RDS</link> interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_VIDEO_OUTPUT_OVERLAY</constant></entry>
+	    <entry>0x00000200</entry>
+	    <entry>The device supports the <link linkend="osd">Video
+Output Overlay</link> (OSD) interface. Unlike the <wordasword>Video
+Overlay</wordasword> interface, this is a secondary function of video
+output devices and overlays an image onto an outgoing video signal.
+When the driver sets this flag, it must clear the
+<constant>V4L2_CAP_VIDEO_OVERLAY</constant> flag and vice
+versa.<footnote><para>The &v4l2-framebuffer; lacks an
+&v4l2-buf-type; field, therefore the type of overlay is implied by the
+driver capabilities.</para></footnote></entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_HW_FREQ_SEEK</constant></entry>
+	    <entry>0x00000400</entry>
+	    <entry>The device supports the &VIDIOC-S-HW-FREQ-SEEK; ioctl for
+hardware frequency seeking.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_TUNER</constant></entry>
+	    <entry>0x00010000</entry>
+	    <entry>The device has some sort of tuner to
+receive RF-modulated video signals. For more information about
+tuner programming see
+<xref linkend="tuner" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_AUDIO</constant></entry>
+	    <entry>0x00020000</entry>
+	    <entry>The device has audio inputs or outputs. It may or
+may not support audio recording or playback, in PCM or compressed
+formats. PCM audio support must be implemented as ALSA or OSS
+interface. For more information on audio inputs and outputs see <xref
+		linkend="audio" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_RADIO</constant></entry>
+	    <entry>0x00040000</entry>
+	    <entry>This is a radio receiver.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_MODULATOR</constant></entry>
+	    <entry>0x00080000</entry>
+	    <entry>The device has some sort of modulator to
+emit RF-modulated video/audio signals. For more information about
+modulator programming see
+<xref linkend="tuner" />.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_READWRITE</constant></entry>
+	    <entry>0x01000000</entry>
+	    <entry>The device supports the <link
+linkend="rw">read()</link> and/or <link linkend="rw">write()</link>
+I/O methods.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_ASYNCIO</constant></entry>
+	    <entry>0x02000000</entry>
+	    <entry>The device supports the <link
+linkend="async">asynchronous</link> I/O methods.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CAP_STREAMING</constant></entry>
+	    <entry>0x04000000</entry>
+	    <entry>The device supports the <link
+linkend="mmap">streaming</link> I/O method.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The device is not compatible with this
+specification.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
+
diff --git a/Documentation/DocBook/v4l/vidioc-queryctrl.xml b/Documentation/DocBook/v4l/vidioc-queryctrl.xml
new file mode 100644
index 000000000000..4876ff1a1a04
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-queryctrl.xml
@@ -0,0 +1,428 @@
+<refentry id="vidioc-queryctrl">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_QUERYCTRL, VIDIOC_QUERYMENU</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_QUERYCTRL</refname>
+    <refname>VIDIOC_QUERYMENU</refname>
+    <refpurpose>Enumerate controls and menu control items</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_queryctrl *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_querymenu *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_QUERYCTRL, VIDIOC_QUERYMENU</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>To query the attributes of a control applications set the
+<structfield>id</structfield> field of a &v4l2-queryctrl; and call the
+<constant>VIDIOC_QUERYCTRL</constant> ioctl with a pointer to this
+structure. The driver fills the rest of the structure or returns an
+&EINVAL; when the <structfield>id</structfield> is invalid.</para>
+
+    <para>It is possible to enumerate controls by calling
+<constant>VIDIOC_QUERYCTRL</constant> with successive
+<structfield>id</structfield> values starting from
+<constant>V4L2_CID_BASE</constant> up to and exclusive
+<constant>V4L2_CID_BASE_LASTP1</constant>. Drivers may return
+<errorcode>EINVAL</errorcode> if a control in this range is not
+supported. Further applications can enumerate private controls, which
+are not defined in this specification, by starting at
+<constant>V4L2_CID_PRIVATE_BASE</constant> and incrementing
+<structfield>id</structfield> until the driver returns
+<errorcode>EINVAL</errorcode>.</para>
+
+    <para>In both cases, when the driver sets the
+<constant>V4L2_CTRL_FLAG_DISABLED</constant> flag in the
+<structfield>flags</structfield> field this control is permanently
+disabled and should be ignored by the application.<footnote>
+	<para><constant>V4L2_CTRL_FLAG_DISABLED</constant> was
+intended for two purposes: Drivers can skip predefined controls not
+supported by the hardware (although returning EINVAL would do as
+well), or disable predefined and private controls after hardware
+detection without the trouble of reordering control arrays and indices
+(EINVAL cannot be used to skip private controls because it would
+prematurely end the enumeration).</para></footnote></para>
+
+    <para>When the application ORs <structfield>id</structfield> with
+<constant>V4L2_CTRL_FLAG_NEXT_CTRL</constant> the driver returns the
+next supported control, or <errorcode>EINVAL</errorcode> if there is
+none. Drivers which do not support this flag yet always return
+<errorcode>EINVAL</errorcode>.</para>
+
+    <para>Additional information is required for menu controls: the
+names of the menu items. To query them applications set the
+<structfield>id</structfield> and <structfield>index</structfield>
+fields of &v4l2-querymenu; and call the
+<constant>VIDIOC_QUERYMENU</constant> ioctl with a pointer to this
+structure. The driver fills the rest of the structure or returns an
+&EINVAL; when the <structfield>id</structfield> or
+<structfield>index</structfield> is invalid. Menu items are enumerated
+by calling <constant>VIDIOC_QUERYMENU</constant> with successive
+<structfield>index</structfield> values from &v4l2-queryctrl;
+<structfield>minimum</structfield> (0) to
+<structfield>maximum</structfield>, inclusive.</para>
+
+    <para>See also the examples in <xref linkend="control" />.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-queryctrl">
+      <title>struct <structname>v4l2_queryctrl</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>Identifies the control, set by the application. See
+<xref linkend="control-id" /> for predefined IDs. When the ID is ORed
+with V4L2_CTRL_FLAG_NEXT_CTRL the driver clears the flag and returns
+the first control with a higher ID. Drivers which do not support this
+flag yet always return an &EINVAL;.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-ctrl-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of control, see <xref
+		linkend="v4l2-ctrl-type" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the control, a NUL-terminated ASCII
+string. This information is intended for the user.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>minimum</structfield></entry>
+	    <entry>Minimum value, inclusive. This field gives a lower
+bound for <constant>V4L2_CTRL_TYPE_INTEGER</constant> controls and the
+lowest valid index (always 0) for <constant>V4L2_CTRL_TYPE_MENU</constant> controls.
+For <constant>V4L2_CTRL_TYPE_STRING</constant> controls the minimum value
+gives the minimum length of the string. This length <emphasis>does not include the terminating
+zero</emphasis>. It may not be valid for any other type of control, including
+<constant>V4L2_CTRL_TYPE_INTEGER64</constant> controls. Note that this is a
+signed value.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>maximum</structfield></entry>
+	    <entry>Maximum value, inclusive. This field gives an upper
+bound for <constant>V4L2_CTRL_TYPE_INTEGER</constant> controls and the
+highest valid index for <constant>V4L2_CTRL_TYPE_MENU</constant>
+controls.
+For <constant>V4L2_CTRL_TYPE_STRING</constant> controls the maximum value
+gives the maximum length of the string. This length <emphasis>does not include the terminating
+zero</emphasis>. It may not be valid for any other type of control, including
+<constant>V4L2_CTRL_TYPE_INTEGER64</constant> controls. Note that this is a
+signed value.</entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>step</structfield></entry>
+	    <entry><para>This field gives a step size for
+<constant>V4L2_CTRL_TYPE_INTEGER</constant> controls. For
+<constant>V4L2_CTRL_TYPE_STRING</constant> controls this field refers to
+the string length that has to be a multiple of this step size.
+It may not be valid for any other type of control, including
+<constant>V4L2_CTRL_TYPE_INTEGER64</constant>
+controls.</para><para>Generally drivers should not scale hardware
+control values. It may be necessary for example when the
+<structfield>name</structfield> or <structfield>id</structfield> imply
+a particular unit and the hardware actually accepts only multiples of
+said unit. If so, drivers must take care values are properly rounded
+when scaling, such that errors will not accumulate on repeated
+read-write cycles.</para><para>This field gives the smallest change of
+an integer control actually affecting hardware. Often the information
+is needed when the user can change controls by keyboard or GUI
+buttons, rather than a slider. When for example a hardware register
+accepts values 0-511 and the driver reports 0-65535, step should be
+128.</para><para>Note that although signed, the step value is supposed to
+be always positive.</para></entry>
+	  </row>
+	  <row>
+	    <entry>__s32</entry>
+	    <entry><structfield>default_value</structfield></entry>
+	    <entry>The default value of a
+<constant>V4L2_CTRL_TYPE_INTEGER</constant>,
+<constant>_BOOLEAN</constant> or <constant>_MENU</constant> control.
+Not valid for other types of controls. Drivers reset controls only
+when the driver is loaded, not later, in particular not when the
+func-open; is called.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>flags</structfield></entry>
+	    <entry>Control flags, see <xref
+		linkend="control-flags" />.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-querymenu">
+      <title>struct <structname>v4l2_querymenu</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>id</structfield></entry>
+	    <entry>Identifies the control, set by the application
+from the respective &v4l2-queryctrl;
+<structfield>id</structfield>.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>index</structfield></entry>
+	    <entry>Index of the menu item, starting at zero, set by
+	    the application.</entry>
+	  </row>
+	  <row>
+	    <entry>__u8</entry>
+	    <entry><structfield>name</structfield>[32]</entry>
+	    <entry>Name of the menu item, a NUL-terminated ASCII
+string. This information is intended for the user.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield></entry>
+	    <entry>Reserved for future extensions. Drivers must set
+the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="v4l2-ctrl-type">
+      <title>enum v4l2_ctrl_type</title>
+      <tgroup cols="5" align="left">
+	<colspec colwidth="30*" />
+	<colspec colwidth="5*" align="center" />
+	<colspec colwidth="5*" align="center" />
+	<colspec colwidth="5*" align="center" />
+	<colspec colwidth="55*" />
+	<thead>
+	  <row>
+	    <entry>Type</entry>
+	    <entry><structfield>minimum</structfield></entry>
+	    <entry><structfield>step</structfield></entry>
+	    <entry><structfield>maximum</structfield></entry>
+	    <entry>Description</entry>
+	  </row>
+	</thead>
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_INTEGER</constant></entry>
+	    <entry>any</entry>
+	    <entry>any</entry>
+	    <entry>any</entry>
+	    <entry>An integer-valued control ranging from minimum to
+maximum inclusive. The step value indicates the increment between
+values which are actually different on the hardware.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_BOOLEAN</constant></entry>
+	    <entry>0</entry>
+	    <entry>1</entry>
+	    <entry>1</entry>
+	    <entry>A boolean-valued control. Zero corresponds to
+"disabled", and one means "enabled".</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_MENU</constant></entry>
+	    <entry>0</entry>
+	    <entry>1</entry>
+	    <entry>N-1</entry>
+	    <entry>The control has a menu of N choices. The names of
+the menu items can be enumerated with the
+<constant>VIDIOC_QUERYMENU</constant> ioctl.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_BUTTON</constant></entry>
+	    <entry>0</entry>
+	    <entry>0</entry>
+	    <entry>0</entry>
+	    <entry>A control which performs an action when set.
+Drivers must ignore the value passed with
+<constant>VIDIOC_S_CTRL</constant> and return an &EINVAL; on a
+<constant>VIDIOC_G_CTRL</constant> attempt.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_INTEGER64</constant></entry>
+	    <entry>n/a</entry>
+	    <entry>n/a</entry>
+	    <entry>n/a</entry>
+	    <entry>A 64-bit integer valued control. Minimum, maximum
+and step size cannot be queried.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_STRING</constant></entry>
+	    <entry>&ge; 0</entry>
+	    <entry>&ge; 1</entry>
+	    <entry>&ge; 0</entry>
+	    <entry>The minimum and maximum string lengths. The step size
+means that the string must be (minimum + N * step) characters long for
+N &ge; 0. These lengths do not include the terminating zero, so in order to
+pass a string of length 8 to &VIDIOC-S-EXT-CTRLS; you need to set the
+<structfield>size</structfield> field of &v4l2-ext-control; to 9. For &VIDIOC-G-EXT-CTRLS; you can
+set the <structfield>size</structfield> field to <structfield>maximum</structfield> + 1.
+Which character encoding is used will depend on the string control itself and
+should be part of the control documentation.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_TYPE_CTRL_CLASS</constant></entry>
+	    <entry>n/a</entry>
+	    <entry>n/a</entry>
+	    <entry>n/a</entry>
+	    <entry>This is not a control. When
+<constant>VIDIOC_QUERYCTRL</constant> is called with a control ID
+equal to a control class code (see <xref linkend="ctrl-class" />), the
+ioctl returns the name of the control class and this control type.
+Older drivers which do not support this feature return an
+&EINVAL;.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+
+    <table pgwide="1" frame="none" id="control-flags">
+      <title>Control Flags</title>
+      <tgroup cols="3">
+	&cs-def;
+	<tbody valign="top">
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_DISABLED</constant></entry>
+	    <entry>0x0001</entry>
+	    <entry>This control is permanently disabled and should be
+ignored by the application. Any attempt to change the control will
+result in an &EINVAL;.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_GRABBED</constant></entry>
+	    <entry>0x0002</entry>
+	    <entry>This control is temporarily unchangeable, for
+example because another application took over control of the
+respective resource. Such controls may be displayed specially in a
+user interface. Attempts to change the control may result in an
+&EBUSY;.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_READ_ONLY</constant></entry>
+	    <entry>0x0004</entry>
+	    <entry>This control is permanently readable only. Any
+attempt to change the control will result in an &EINVAL;.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_UPDATE</constant></entry>
+	    <entry>0x0008</entry>
+	    <entry>A hint that changing this control may affect the
+value of other controls within the same control class. Applications
+should update their user interface accordingly.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_INACTIVE</constant></entry>
+	    <entry>0x0010</entry>
+	    <entry>This control is not applicable to the current
+configuration and should be displayed accordingly in a user interface.
+For example the flag may be set on a MPEG audio level 2 bitrate
+control when MPEG audio encoding level 1 was selected with another
+control.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_SLIDER</constant></entry>
+	    <entry>0x0020</entry>
+	    <entry>A hint that this control is best represented as a
+slider-like element in a user interface.</entry>
+	  </row>
+	  <row>
+	    <entry><constant>V4L2_CTRL_FLAG_WRITE_ONLY</constant></entry>
+	    <entry>0x0040</entry>
+	    <entry>This control is permanently writable only. Any
+attempt to read the control will result in an &EACCES; error code. This
+flag is typically present for relative controls or action controls where
+writing a value will cause the device to carry out a given action
+(&eg; motor control) but no meaningful value can be returned.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The &v4l2-queryctrl; <structfield>id</structfield>
+is invalid. The &v4l2-querymenu; <structfield>id</structfield> or
+<structfield>index</structfield> is invalid.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EACCES</errorcode></term>
+	<listitem>
+	  <para>An attempt was made to read a write-only control.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-querystd.xml b/Documentation/DocBook/v4l/vidioc-querystd.xml
new file mode 100644
index 000000000000..b5a7ff934486
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-querystd.xml
@@ -0,0 +1,83 @@
+<refentry id="vidioc-querystd">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_QUERYSTD</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_QUERYSTD</refname>
+    <refpurpose>Sense the video standard received by the current
+input</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>v4l2_std_id *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+	<varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_QUERYSTD</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>The hardware may be able to detect the current video
+standard automatically. To do so, applications call <constant>
+VIDIOC_QUERYSTD</constant> with a pointer to a &v4l2-std-id; type. The
+driver stores here a set of candidates, this can be a single flag or a
+set of supported standards if for example the hardware can only
+distinguish between 50 and 60 Hz systems. When detection is not
+possible or fails, the set must contain all standards supported by the
+current video input or output.</para>
+
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>This ioctl is not supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-reqbufs.xml b/Documentation/DocBook/v4l/vidioc-reqbufs.xml
new file mode 100644
index 000000000000..bab38084454f
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-reqbufs.xml
@@ -0,0 +1,160 @@
+<refentry id="vidioc-reqbufs">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_REQBUFS</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_REQBUFS</refname>
+    <refpurpose>Initiate Memory Mapping or User Pointer I/O</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_requestbuffers *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_REQBUFS</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>This ioctl is used to initiate <link linkend="mmap">memory
+mapped</link> or <link linkend="userp">user pointer</link>
+I/O. Memory mapped buffers are located in device memory and must be
+allocated with this ioctl before they can be mapped into the
+application's address space. User buffers are allocated by
+applications themselves, and this ioctl is merely used to switch the
+driver into user pointer I/O mode.</para>
+
+    <para>To allocate device buffers applications initialize three
+fields of a <structname>v4l2_requestbuffers</structname> structure.
+They set the <structfield>type</structfield> field to the respective
+stream or buffer type, the <structfield>count</structfield> field to
+the desired number of buffers, and <structfield>memory</structfield>
+must be set to <constant>V4L2_MEMORY_MMAP</constant>. When the ioctl
+is called with a pointer to this structure the driver attempts to
+allocate the requested number of buffers and stores the actual number
+allocated in the <structfield>count</structfield> field. It can be
+smaller than the number requested, even zero, when the driver runs out
+of free memory. A larger number is possible when the driver requires
+more buffers to function correctly.<footnote>
+	<para>For example video output requires at least two buffers,
+one displayed and one filled by the application.</para>
+	</footnote> When memory mapping I/O is not supported the ioctl
+returns an &EINVAL;.</para>
+
+    <para>Applications can call <constant>VIDIOC_REQBUFS</constant>
+again to change the number of buffers, however this cannot succeed
+when any buffers are still mapped. A <structfield>count</structfield>
+value of zero frees all buffers, after aborting or finishing any DMA
+in progress, an implicit &VIDIOC-STREAMOFF;. <!-- mhs: I see no
+reason why munmap()ping one or even all buffers must imply
+streamoff.--></para>
+
+    <para>To negotiate user pointer I/O, applications initialize only
+the <structfield>type</structfield> field and set
+<structfield>memory</structfield> to
+<constant>V4L2_MEMORY_USERPTR</constant>. When the ioctl is called
+with a pointer to this structure the driver prepares for user pointer
+I/O, when this I/O method is not supported the ioctl returns an
+&EINVAL;.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-requestbuffers">
+      <title>struct <structname>v4l2_requestbuffers</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>count</structfield></entry>
+	    <entry>The number of buffers requested or granted. This
+field is only used when <structfield>memory</structfield> is set to
+<constant>V4L2_MEMORY_MMAP</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-buf-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>Type of the stream or buffers, this is the same
+as the &v4l2-format; <structfield>type</structfield> field. See <xref
+		linkend="v4l2-buf-type" /> for valid values.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-memory;</entry>
+	    <entry><structfield>memory</structfield></entry>
+	    <entry>Applications set this field to
+<constant>V4L2_MEMORY_MMAP</constant> or
+<constant>V4L2_MEMORY_USERPTR</constant>.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[2]</entry>
+	    <entry>A place holder for future extensions and custom
+(driver defined) buffer types <constant>V4L2_BUF_TYPE_PRIVATE</constant> and
+higher.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EBUSY</errorcode></term>
+	<listitem>
+	  <para>The driver supports multiple opens and I/O is already
+in progress, or reallocation of buffers was attempted although one or
+more are still mapped.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The buffer type (<structfield>type</structfield> field) or the
+requested I/O method (<structfield>memory</structfield>) is not
+supported.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-s-hw-freq-seek.xml b/Documentation/DocBook/v4l/vidioc-s-hw-freq-seek.xml
new file mode 100644
index 000000000000..14b3ec7ed75b
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-s-hw-freq-seek.xml
@@ -0,0 +1,129 @@
+<refentry id="vidioc-s-hw-freq-seek">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_S_HW_FREQ_SEEK</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_S_HW_FREQ_SEEK</refname>
+    <refpurpose>Perform a hardware frequency seek</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>struct v4l2_hw_freq_seek
+*<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_S_HW_FREQ_SEEK</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>Start a hardware frequency seek from the current frequency.
+To do this applications initialize the <structfield>tuner</structfield>,
+<structfield>type</structfield>, <structfield>seek_upward</structfield> and
+<structfield>wrap_around</structfield> fields, and zero out the
+<structfield>reserved</structfield> array of a &v4l2-hw-freq-seek; and
+call the <constant>VIDIOC_S_HW_FREQ_SEEK</constant> ioctl with a pointer
+to this structure.</para>
+
+    <para>This ioctl is supported if the <constant>V4L2_CAP_HW_FREQ_SEEK</constant> capability is set.</para>
+
+    <table pgwide="1" frame="none" id="v4l2-hw-freq-seek">
+      <title>struct <structname>v4l2_hw_freq_seek</structname></title>
+      <tgroup cols="3">
+	&cs-str;
+	<tbody valign="top">
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>tuner</structfield></entry>
+	    <entry>The tuner index number. This is the
+same value as in the &v4l2-input; <structfield>tuner</structfield>
+field and the &v4l2-tuner; <structfield>index</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry>&v4l2-tuner-type;</entry>
+	    <entry><structfield>type</structfield></entry>
+	    <entry>The tuner type. This is the same value as in the
+&v4l2-tuner; <structfield>type</structfield> field.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>seek_upward</structfield></entry>
+	    <entry>If non-zero, seek upward from the current frequency, else seek downward.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>wrap_around</structfield></entry>
+	    <entry>If non-zero, wrap around when at the end of the frequency range, else stop seeking.</entry>
+	  </row>
+	  <row>
+	    <entry>__u32</entry>
+	    <entry><structfield>reserved</structfield>[8]</entry>
+	    <entry>Reserved for future extensions. Drivers and
+	    applications must set the array to zero.</entry>
+	  </row>
+	</tbody>
+      </tgroup>
+    </table>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>The <structfield>tuner</structfield> index is out of
+bounds or the value in the <structfield>type</structfield> field is
+wrong.</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><errorcode>EAGAIN</errorcode></term>
+	<listitem>
+	  <para>The ioctl timed-out. Try again.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/DocBook/v4l/vidioc-streamon.xml b/Documentation/DocBook/v4l/vidioc-streamon.xml
new file mode 100644
index 000000000000..e42bff1f2c0a
--- /dev/null
+++ b/Documentation/DocBook/v4l/vidioc-streamon.xml
@@ -0,0 +1,106 @@
+<refentry id="vidioc-streamon">
+  <refmeta>
+    <refentrytitle>ioctl VIDIOC_STREAMON, VIDIOC_STREAMOFF</refentrytitle>
+    &manvol;
+  </refmeta>
+
+  <refnamediv>
+    <refname>VIDIOC_STREAMON</refname>
+    <refname>VIDIOC_STREAMOFF</refname>
+    <refpurpose>Start or stop streaming I/O</refpurpose>
+  </refnamediv>
+
+  <refsynopsisdiv>
+    <funcsynopsis>
+      <funcprototype>
+	<funcdef>int <function>ioctl</function></funcdef>
+	<paramdef>int <parameter>fd</parameter></paramdef>
+	<paramdef>int <parameter>request</parameter></paramdef>
+	<paramdef>const int *<parameter>argp</parameter></paramdef>
+      </funcprototype>
+    </funcsynopsis>
+  </refsynopsisdiv>
+
+  <refsect1>
+    <title>Arguments</title>
+
+    <variablelist>
+      <varlistentry>
+	<term><parameter>fd</parameter></term>
+	<listitem>
+	  <para>&fd;</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>request</parameter></term>
+	<listitem>
+	  <para>VIDIOC_STREAMON, VIDIOC_STREAMOFF</para>
+	</listitem>
+      </varlistentry>
+      <varlistentry>
+	<term><parameter>argp</parameter></term>
+	<listitem>
+	  <para></para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+
+  <refsect1>
+    <title>Description</title>
+
+    <para>The <constant>VIDIOC_STREAMON</constant> and
+<constant>VIDIOC_STREAMOFF</constant> ioctl start and stop the capture
+or output process during streaming (<link linkend="mmap">memory
+mapping</link> or <link linkend="userp">user pointer</link>) I/O.</para>
+
+    <para>Specifically the capture hardware is disabled and no input
+buffers are filled (if there are any empty buffers in the incoming
+queue) until <constant>VIDIOC_STREAMON</constant> has been called.
+Accordingly the output hardware is disabled, no video signal is
+produced until <constant>VIDIOC_STREAMON</constant> has been called.
+The ioctl will succeed only when at least one output buffer is in the
+incoming queue.</para>
+
+    <para>The <constant>VIDIOC_STREAMOFF</constant> ioctl, apart of
+aborting or finishing any DMA in progress, unlocks any user pointer
+buffers locked in physical memory, and it removes all buffers from the
+incoming and outgoing queues. That means all images captured but not
+dequeued yet will be lost, likewise all images enqueued for output but
+not transmitted yet. I/O returns to the same state as after calling
+&VIDIOC-REQBUFS; and can be restarted accordingly.</para>
+
+    <para>Both ioctls take a pointer to an integer, the desired buffer or
+stream type. This is the same as &v4l2-requestbuffers;
+<structfield>type</structfield>.</para>
+
+    <para>Note applications can be preempted for unknown periods right
+before or after the <constant>VIDIOC_STREAMON</constant> or
+<constant>VIDIOC_STREAMOFF</constant> calls, there is no notion of
+starting or stopping "now". Buffer timestamps can be used to
+synchronize with other events.</para>
+  </refsect1>
+
+  <refsect1>
+    &return-value;
+
+    <variablelist>
+      <varlistentry>
+	<term><errorcode>EINVAL</errorcode></term>
+	<listitem>
+	  <para>Streaming I/O is not supported, the buffer
+<structfield>type</structfield> is not supported, or no buffers have
+been allocated (memory mapping) or enqueued (output) yet.</para>
+	</listitem>
+      </varlistentry>
+    </variablelist>
+  </refsect1>
+</refentry>
+
+<!--
+Local Variables:
+mode: sgml
+sgml-parent-document: "v4l2.sgml"
+indent-tabs-mode: nil
+End:
+-->
diff --git a/Documentation/Intel-IOMMU.txt b/Documentation/Intel-IOMMU.txt
index 21bc416d887e..cf9431db8731 100644
--- a/Documentation/Intel-IOMMU.txt
+++ b/Documentation/Intel-IOMMU.txt
@@ -56,11 +56,7 @@ Graphics Problems?
 ------------------
 If you encounter issues with graphics devices, you can try adding
 option intel_iommu=igfx_off to turn off the integrated graphics engine.
-
-If it happens to be a PCI device included in the INCLUDE_ALL Engine,
-then try enabling CONFIG_DMAR_GFX_WA to setup a 1-1 map. We hear
-graphics drivers may be in process of using DMA api's in the near
-future and at that time this option can be yanked out.
+If this fixes anything, please ensure you file a bug reporting the problem.
 
 Some exceptions to IOVA
 -----------------------
diff --git a/Documentation/SubmittingPatches b/Documentation/SubmittingPatches
index 5c555a8b39e5..72651f788f4e 100644
--- a/Documentation/SubmittingPatches
+++ b/Documentation/SubmittingPatches
@@ -183,7 +183,7 @@ the MAN-PAGES maintainer (as listed in the MAINTAINERS file)
 a man-pages patch, or at least a notification of the change,
 so that some information makes its way into the manual pages.
 
-Even if the maintainer did not respond in step #4, make sure to ALWAYS
+Even if the maintainer did not respond in step #5, make sure to ALWAYS
 copy the maintainer when you change their code.
 
 For small patches you may want to CC the Trivial Patch Monkey
@@ -232,7 +232,7 @@ your e-mail client so that it sends your patches untouched.
 When sending patches to Linus, always follow step #7.
 
 Large changes are not appropriate for mailing lists, and some
-maintainers.  If your patch, uncompressed, exceeds 40 kB in size,
+maintainers.  If your patch, uncompressed, exceeds 300 kB in size,
 it is preferred that you store your patch on an Internet-accessible
 server, and provide instead a URL (link) pointing to your patch.
 
diff --git a/Documentation/accounting/getdelays.c b/Documentation/accounting/getdelays.c
index aa73e72fd793..6e25c2659e0a 100644
--- a/Documentation/accounting/getdelays.c
+++ b/Documentation/accounting/getdelays.c
@@ -116,7 +116,7 @@ error:
 }
 
 
-int send_cmd(int sd, __u16 nlmsg_type, __u32 nlmsg_pid,
+static int send_cmd(int sd, __u16 nlmsg_type, __u32 nlmsg_pid,
 	     __u8 genl_cmd, __u16 nla_type,
 	     void *nla_data, int nla_len)
 {
@@ -160,7 +160,7 @@ int send_cmd(int sd, __u16 nlmsg_type, __u32 nlmsg_pid,
  * Probe the controller in genetlink to find the family id
  * for the TASKSTATS family
  */
-int get_family_id(int sd)
+static int get_family_id(int sd)
 {
 	struct {
 		struct nlmsghdr n;
@@ -190,7 +190,7 @@ int get_family_id(int sd)
 	return id;
 }
 
-void print_delayacct(struct taskstats *t)
+static void print_delayacct(struct taskstats *t)
 {
 	printf("\n\nCPU   %15s%15s%15s%15s\n"
 	       "      %15llu%15llu%15llu%15llu\n"
@@ -216,7 +216,7 @@ void print_delayacct(struct taskstats *t)
 	       (unsigned long long)t->freepages_delay_total);
 }
 
-void task_context_switch_counts(struct taskstats *t)
+static void task_context_switch_counts(struct taskstats *t)
 {
 	printf("\n\nTask   %15s%15s\n"
 	       "       %15llu%15llu\n",
@@ -224,7 +224,7 @@ void task_context_switch_counts(struct taskstats *t)
 	       (unsigned long long)t->nvcsw, (unsigned long long)t->nivcsw);
 }
 
-void print_cgroupstats(struct cgroupstats *c)
+static void print_cgroupstats(struct cgroupstats *c)
 {
 	printf("sleeping %llu, blocked %llu, running %llu, stopped %llu, "
 		"uninterruptible %llu\n", (unsigned long long)c->nr_sleeping,
@@ -235,7 +235,7 @@ void print_cgroupstats(struct cgroupstats *c)
 }
 
 
-void print_ioacct(struct taskstats *t)
+static void print_ioacct(struct taskstats *t)
 {
 	printf("%s: read=%llu, write=%llu, cancelled_write=%llu\n",
 		t->ac_comm,
diff --git a/Documentation/arm/tcm.txt b/Documentation/arm/tcm.txt
new file mode 100644
index 000000000000..77fd9376e6d7
--- /dev/null
+++ b/Documentation/arm/tcm.txt
@@ -0,0 +1,147 @@
+ARM TCM (Tightly-Coupled Memory) handling in Linux
+----
+Written by Linus Walleij <linus.walleij@stericsson.com>
+
+Some ARM SoC:s have a so-called TCM (Tightly-Coupled Memory).
+This is usually just a few (4-64) KiB of RAM inside the ARM
+processor.
+
+Due to being embedded inside the CPU The TCM has a
+Harvard-architecture, so there is an ITCM (instruction TCM)
+and a DTCM (data TCM). The DTCM can not contain any
+instructions, but the ITCM can actually contain data.
+The size of DTCM or ITCM is minimum 4KiB so the typical
+minimum configuration is 4KiB ITCM and 4KiB DTCM.
+
+ARM CPU:s have special registers to read out status, physical
+location and size of TCM memories. arch/arm/include/asm/cputype.h
+defines a CPUID_TCM register that you can read out from the
+system control coprocessor. Documentation from ARM can be found
+at http://infocenter.arm.com, search for "TCM Status Register"
+to see documents for all CPUs. Reading this register you can
+determine if ITCM (bit 0) and/or DTCM (bit 16) is present in the
+machine.
+
+There is further a TCM region register (search for "TCM Region
+Registers" at the ARM site) that can report and modify the location
+size of TCM memories at runtime. This is used to read out and modify
+TCM location and size. Notice that this is not a MMU table: you
+actually move the physical location of the TCM around. At the
+place you put it, it will mask any underlying RAM from the
+CPU so it is usually wise not to overlap any physical RAM with
+the TCM.
+
+The TCM memory can then be remapped to another address again using
+the MMU, but notice that the TCM if often used in situations where
+the MMU is turned off. To avoid confusion the current Linux
+implementation will map the TCM 1 to 1 from physical to virtual
+memory in the location specified by the machine.
+
+TCM is used for a few things:
+
+- FIQ and other interrupt handlers that need deterministic
+  timing and cannot wait for cache misses.
+
+- Idle loops where all external RAM is set to self-refresh
+  retention mode, so only on-chip RAM is accessible by
+  the CPU and then we hang inside ITCM waiting for an
+  interrupt.
+
+- Other operations which implies shutting off or reconfiguring
+  the external RAM controller.
+
+There is an interface for using TCM on the ARM architecture
+in <asm/tcm.h>. Using this interface it is possible to:
+
+- Define the physical address and size of ITCM and DTCM.
+
+- Tag functions to be compiled into ITCM.
+
+- Tag data and constants to be allocated to DTCM and ITCM.
+
+- Have the remaining TCM RAM added to a special
+  allocation pool with gen_pool_create() and gen_pool_add()
+  and provice tcm_alloc() and tcm_free() for this
+  memory. Such a heap is great for things like saving
+  device state when shutting off device power domains.
+
+A machine that has TCM memory shall select HAVE_TCM in
+arch/arm/Kconfig for itself, and then the
+rest of the functionality will depend on the physical
+location and size of ITCM and DTCM to be defined in
+mach/memory.h for the machine. Code that needs to use
+TCM shall #include <asm/tcm.h> If the TCM is not located
+at the place given in memory.h it will be moved using
+the TCM Region registers.
+
+Functions to go into itcm can be tagged like this:
+int __tcmfunc foo(int bar);
+
+Variables to go into dtcm can be tagged like this:
+int __tcmdata foo;
+
+Constants can be tagged like this:
+int __tcmconst foo;
+
+To put assembler into TCM just use
+.section ".tcm.text" or .section ".tcm.data"
+respectively.
+
+Example code:
+
+#include <asm/tcm.h>
+
+/* Uninitialized data */
+static u32 __tcmdata tcmvar;
+/* Initialized data */
+static u32 __tcmdata tcmassigned = 0x2BADBABEU;
+/* Constant */
+static const u32 __tcmconst tcmconst = 0xCAFEBABEU;
+
+static void __tcmlocalfunc tcm_to_tcm(void)
+{
+	int i;
+	for (i = 0; i < 100; i++)
+		tcmvar ++;
+}
+
+static void __tcmfunc hello_tcm(void)
+{
+	/* Some abstract code that runs in ITCM */
+	int i;
+	for (i = 0; i < 100; i++) {
+		tcmvar ++;
+	}
+	tcm_to_tcm();
+}
+
+static void __init test_tcm(void)
+{
+	u32 *tcmem;
+	int i;
+
+	hello_tcm();
+	printk("Hello TCM executed from ITCM RAM\n");
+
+	printk("TCM variable from testrun: %u @ %p\n", tcmvar, &tcmvar);
+	tcmvar = 0xDEADBEEFU;
+	printk("TCM variable: 0x%x @ %p\n", tcmvar, &tcmvar);
+
+	printk("TCM assigned variable: 0x%x @ %p\n", tcmassigned, &tcmassigned);
+
+	printk("TCM constant: 0x%x @ %p\n", tcmconst, &tcmconst);
+
+	/* Allocate some TCM memory from the pool */
+	tcmem = tcm_alloc(20);
+	if (tcmem) {
+		printk("TCM Allocated 20 bytes of TCM @ %p\n", tcmem);
+		tcmem[0] = 0xDEADBEEFU;
+		tcmem[1] = 0x2BADBABEU;
+		tcmem[2] = 0xCAFEBABEU;
+		tcmem[3] = 0xDEADBEEFU;
+		tcmem[4] = 0x2BADBABEU;
+		for (i = 0; i < 5; i++)
+			printk("TCM tcmem[%d] = %08x\n", i, tcmem[i]);
+		tcm_free(tcmem, 20);
+	}
+}
diff --git a/Documentation/auxdisplay/cfag12864b-example.c b/Documentation/auxdisplay/cfag12864b-example.c
index 2caeea5e4993..e7823ffb1ca0 100644
--- a/Documentation/auxdisplay/cfag12864b-example.c
+++ b/Documentation/auxdisplay/cfag12864b-example.c
@@ -62,7 +62,7 @@ unsigned char cfag12864b_buffer[CFAG12864B_SIZE];
  * Unable to open: return = -1
  * Unable to mmap: return = -2
  */
-int cfag12864b_init(char *path)
+static int cfag12864b_init(char *path)
 {
 	cfag12864b_fd = open(path, O_RDWR);
 	if (cfag12864b_fd == -1)
@@ -81,7 +81,7 @@ int cfag12864b_init(char *path)
 /*
  * exit a cfag12864b framebuffer device
  */
-void cfag12864b_exit(void)
+static void cfag12864b_exit(void)
 {
 	munmap(cfag12864b_mem, CFAG12864B_SIZE);
 	close(cfag12864b_fd);
@@ -90,7 +90,7 @@ void cfag12864b_exit(void)
 /*
  * set (x, y) pixel
  */
-void cfag12864b_set(unsigned char x, unsigned char y)
+static void cfag12864b_set(unsigned char x, unsigned char y)
 {
 	if (CFAG12864B_CHECK(x, y))
 		cfag12864b_buffer[CFAG12864B_ADDRESS(x, y)] |=
@@ -100,7 +100,7 @@ void cfag12864b_set(unsigned char x, unsigned char y)
 /*
  * unset (x, y) pixel
  */
-void cfag12864b_unset(unsigned char x, unsigned char y)
+static void cfag12864b_unset(unsigned char x, unsigned char y)
 {
 	if (CFAG12864B_CHECK(x, y))
 		cfag12864b_buffer[CFAG12864B_ADDRESS(x, y)] &=
@@ -113,7 +113,7 @@ void cfag12864b_unset(unsigned char x, unsigned char y)
  * Pixel off: return = 0
  * Pixel on:  return = 1
  */
-unsigned char cfag12864b_isset(unsigned char x, unsigned char y)
+static unsigned char cfag12864b_isset(unsigned char x, unsigned char y)
 {
 	if (CFAG12864B_CHECK(x, y))
 		if (cfag12864b_buffer[CFAG12864B_ADDRESS(x, y)] &
@@ -126,7 +126,7 @@ unsigned char cfag12864b_isset(unsigned char x, unsigned char y)
 /*
  * not (x, y) pixel
  */
-void cfag12864b_not(unsigned char x, unsigned char y)
+static void cfag12864b_not(unsigned char x, unsigned char y)
 {
 	if (cfag12864b_isset(x, y))
 		cfag12864b_unset(x, y);
@@ -137,7 +137,7 @@ void cfag12864b_not(unsigned char x, unsigned char y)
 /*
  * fill (set all pixels)
  */
-void cfag12864b_fill(void)
+static void cfag12864b_fill(void)
 {
 	unsigned short i;
 
@@ -148,7 +148,7 @@ void cfag12864b_fill(void)
 /*
  * clear (unset all pixels)
  */
-void cfag12864b_clear(void)
+static void cfag12864b_clear(void)
 {
 	unsigned short i;
 
@@ -162,7 +162,7 @@ void cfag12864b_clear(void)
  * Pixel off: src[i] = 0
  * Pixel on:  src[i] > 0
  */
-void cfag12864b_format(unsigned char * matrix)
+static void cfag12864b_format(unsigned char * matrix)
 {
 	unsigned char i, j, n;
 
@@ -182,7 +182,7 @@ void cfag12864b_format(unsigned char * matrix)
 /*
  * blit buffer to lcd
  */
-void cfag12864b_blit(void)
+static void cfag12864b_blit(void)
 {
 	memcpy(cfag12864b_mem, cfag12864b_buffer, CFAG12864B_SIZE);
 }
@@ -194,11 +194,10 @@ void cfag12864b_blit(void)
  */
 
 #include <stdio.h>
-#include <string.h>
 
 #define EXAMPLES	6
 
-void example(unsigned char n)
+static void example(unsigned char n)
 {
 	unsigned short i, j;
 	unsigned char matrix[CFAG12864B_WIDTH * CFAG12864B_HEIGHT];
diff --git a/Documentation/cgroups/cgroups.txt b/Documentation/cgroups/cgroups.txt
index 6eb1a97e88ce..0b33bfe7dde9 100644
--- a/Documentation/cgroups/cgroups.txt
+++ b/Documentation/cgroups/cgroups.txt
@@ -227,7 +227,14 @@ as the path relative to the root of the cgroup file system.
 Each cgroup is represented by a directory in the cgroup file system
 containing the following files describing that cgroup:
 
- - tasks: list of tasks (by pid) attached to that cgroup
+ - tasks: list of tasks (by pid) attached to that cgroup.  This list
+   is not guaranteed to be sorted.  Writing a thread id into this file
+   moves the thread into this cgroup.
+ - cgroup.procs: list of tgids in the cgroup.  This list is not
+   guaranteed to be sorted or free of duplicate tgids, and userspace
+   should sort/uniquify the list if this property is required.
+   Writing a tgid into this file moves all threads with that tgid into
+   this cgroup.
  - notify_on_release flag: run the release agent on exit?
  - release_agent: the path to use for release notifications (this file
    exists in the top cgroup only)
@@ -374,7 +381,7 @@ Now you want to do something with this cgroup.
 
 In this directory you can find several files:
 # ls
-notify_on_release tasks
+cgroup.procs notify_on_release tasks
 (plus whatever files added by the attached subsystems)
 
 Now attach your shell to this cgroup:
@@ -408,6 +415,26 @@ You can attach the current shell task by echoing 0:
 
 # echo 0 > tasks
 
+2.3 Mounting hierarchies by name
+--------------------------------
+
+Passing the name=<x> option when mounting a cgroups hierarchy
+associates the given name with the hierarchy.  This can be used when
+mounting a pre-existing hierarchy, in order to refer to it by name
+rather than by its set of active subsystems.  Each hierarchy is either
+nameless, or has a unique name.
+
+The name should match [\w.-]+
+
+When passing a name=<x> option for a new hierarchy, you need to
+specify subsystems manually; the legacy behaviour of mounting all
+subsystems when none are explicitly specified is not supported when
+you give a subsystem a name.
+
+The name of the subsystem appears as part of the hierarchy description
+in /proc/mounts and /proc/<pid>/cgroups.
+
+
 3. Kernel API
 =============
 
@@ -501,7 +528,7 @@ rmdir() will fail with it. From this behavior, pre_destroy() can be
 called multiple times against a cgroup.
 
 int can_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
-	       struct task_struct *task)
+	       struct task_struct *task, bool threadgroup)
 (cgroup_mutex held by caller)
 
 Called prior to moving a task into a cgroup; if the subsystem
@@ -509,14 +536,20 @@ returns an error, this will abort the attach operation.  If a NULL
 task is passed, then a successful result indicates that *any*
 unspecified task can be moved into the cgroup. Note that this isn't
 called on a fork. If this method returns 0 (success) then this should
-remain valid while the caller holds cgroup_mutex.
+remain valid while the caller holds cgroup_mutex. If threadgroup is
+true, then a successful result indicates that all threads in the given
+thread's threadgroup can be moved together.
 
 void attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
-	    struct cgroup *old_cgrp, struct task_struct *task)
+	    struct cgroup *old_cgrp, struct task_struct *task,
+	    bool threadgroup)
 (cgroup_mutex held by caller)
 
 Called after the task has been attached to the cgroup, to allow any
 post-attachment activity that requires memory allocations or blocking.
+If threadgroup is true, the subsystem should take care of all threads
+in the specified thread's threadgroup. Currently does not support any
+subsystem that might need the old_cgrp for every thread in the group.
 
 void fork(struct cgroup_subsy *ss, struct task_struct *task)
 
diff --git a/Documentation/cgroups/memory.txt b/Documentation/cgroups/memory.txt
index 23d1262c0775..b871f2552b45 100644
--- a/Documentation/cgroups/memory.txt
+++ b/Documentation/cgroups/memory.txt
@@ -179,6 +179,9 @@ The reclaim algorithm has not been modified for cgroups, except that
 pages that are selected for reclaiming come from the per cgroup LRU
 list.
 
+NOTE: Reclaim does not work for the root cgroup, since we cannot set any
+limits on the root cgroup.
+
 2. Locking
 
 The memory controller uses the following hierarchy
@@ -210,6 +213,7 @@ We can alter the memory limit:
 NOTE: We can use a suffix (k, K, m, M, g or G) to indicate values in kilo,
 mega or gigabytes.
 NOTE: We can write "-1" to reset the *.limit_in_bytes(unlimited).
+NOTE: We cannot set limits on the root cgroup any more.
 
 # cat /cgroups/0/memory.limit_in_bytes
 4194304
@@ -375,7 +379,42 @@ cgroups created below it.
 
 NOTE2: This feature can be enabled/disabled per subtree.
 
-7. TODO
+7. Soft limits
+
+Soft limits allow for greater sharing of memory. The idea behind soft limits
+is to allow control groups to use as much of the memory as needed, provided
+
+a. There is no memory contention
+b. They do not exceed their hard limit
+
+When the system detects memory contention or low memory control groups
+are pushed back to their soft limits. If the soft limit of each control
+group is very high, they are pushed back as much as possible to make
+sure that one control group does not starve the others of memory.
+
+Please note that soft limits is a best effort feature, it comes with
+no guarantees, but it does its best to make sure that when memory is
+heavily contended for, memory is allocated based on the soft limit
+hints/setup. Currently soft limit based reclaim is setup such that
+it gets invoked from balance_pgdat (kswapd).
+
+7.1 Interface
+
+Soft limits can be setup by using the following commands (in this example we
+assume a soft limit of 256 megabytes)
+
+# echo 256M > memory.soft_limit_in_bytes
+
+If we want to change this to 1G, we can at any time use
+
+# echo 1G > memory.soft_limit_in_bytes
+
+NOTE1: Soft limits take effect over a long period of time, since they involve
+       reclaiming memory for balancing between memory cgroups
+NOTE2: It is recommended to set the soft limit always below the hard limit,
+       otherwise the hard limit will take precedence.
+
+8. TODO
 
 1. Add support for accounting huge pages (as a separate controller)
 2. Make per-cgroup scanner reclaim not-shared pages first
diff --git a/Documentation/connector/cn_test.c b/Documentation/connector/cn_test.c
index 1711adc33373..b07add3467f1 100644
--- a/Documentation/connector/cn_test.c
+++ b/Documentation/connector/cn_test.c
@@ -34,7 +34,7 @@ static char cn_test_name[] = "cn_test";
 static struct sock *nls;
 static struct timer_list cn_test_timer;
 
-static void cn_test_callback(struct cn_msg *msg)
+static void cn_test_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	pr_info("%s: %lu: idx=%x, val=%x, seq=%u, ack=%u, len=%d: %s.\n",
 	        __func__, jiffies, msg->id.idx, msg->id.val,
diff --git a/Documentation/connector/connector.txt b/Documentation/connector/connector.txt
index 81e6bf6ead57..78c9466a9aa8 100644
--- a/Documentation/connector/connector.txt
+++ b/Documentation/connector/connector.txt
@@ -23,7 +23,7 @@ handling, etc...  The Connector driver allows any kernelspace agents to use
 netlink based networking for inter-process communication in a significantly
 easier way:
 
-int cn_add_callback(struct cb_id *id, char *name, void (*callback) (void *));
+int cn_add_callback(struct cb_id *id, char *name, void (*callback) (struct cn_msg *, struct netlink_skb_parms *));
 void cn_netlink_send(struct cn_msg *msg, u32 __group, int gfp_mask);
 
 struct cb_id
@@ -53,15 +53,15 @@ struct cn_msg
 Connector interfaces.
 /*****************************************/
 
-int cn_add_callback(struct cb_id *id, char *name, void (*callback) (void *));
+int cn_add_callback(struct cb_id *id, char *name, void (*callback) (struct cn_msg *, struct netlink_skb_parms *));
 
  Registers new callback with connector core.
 
  struct cb_id *id		- unique connector's user identifier.
 				  It must be registered in connector.h for legal in-kernel users.
  char *name			- connector's callback symbolic name.
- void (*callback) (void *)	- connector's callback.
-				  Argument must be dereferenced to struct cn_msg *.
+ void (*callback) (struct cn..)	- connector's callback.
+				  cn_msg and the sender's credentials
 
 
 void cn_del_callback(struct cb_id *id);
diff --git a/Documentation/cputopology.txt b/Documentation/cputopology.txt
index b41f3e58aefa..f1c5c4bccd3e 100644
--- a/Documentation/cputopology.txt
+++ b/Documentation/cputopology.txt
@@ -1,15 +1,28 @@
 
-Export cpu topology info via sysfs. Items (attributes) are similar
+Export CPU topology info via sysfs. Items (attributes) are similar
 to /proc/cpuinfo.
 
 1) /sys/devices/system/cpu/cpuX/topology/physical_package_id:
-represent the physical package id of  cpu X;
+
+	physical package id of cpuX. Typically corresponds to a physical
+	socket number, but the actual value is architecture and platform
+	dependent.
+
 2) /sys/devices/system/cpu/cpuX/topology/core_id:
-represent the cpu core id to cpu X;
+
+	the CPU core ID of cpuX. Typically it is the hardware platform's
+	identifier (rather than the kernel's).  The actual value is
+	architecture and platform dependent.
+
 3) /sys/devices/system/cpu/cpuX/topology/thread_siblings:
-represent the thread siblings to cpu X in the same core;
+
+	internel kernel map of cpuX's hardware threads within the same
+	core as cpuX
+
 4) /sys/devices/system/cpu/cpuX/topology/core_siblings:
-represent the thread siblings to cpu X in the same physical package;
+
+	internal kernel map of cpuX's hardware threads within the same
+	physical_package_id.
 
 To implement it in an architecture-neutral way, a new source file,
 drivers/base/topology.c, is to export the 4 attributes.
@@ -32,32 +45,32 @@ not defined by include/asm-XXX/topology.h:
 3) thread_siblings: just the given CPU
 4) core_siblings: just the given CPU
 
-Additionally, cpu topology information is provided under
+Additionally, CPU topology information is provided under
 /sys/devices/system/cpu and includes these files.  The internal
 source for the output is in brackets ("[]").
 
-    kernel_max: the maximum cpu index allowed by the kernel configuration.
+    kernel_max: the maximum CPU index allowed by the kernel configuration.
 		[NR_CPUS-1]
 
-    offline:	cpus that are not online because they have been
+    offline:	CPUs that are not online because they have been
 		HOTPLUGGED off (see cpu-hotplug.txt) or exceed the limit
-		of cpus allowed by the kernel configuration (kernel_max
+		of CPUs allowed by the kernel configuration (kernel_max
 		above). [~cpu_online_mask + cpus >= NR_CPUS]
 
-    online:	cpus that are online and being scheduled [cpu_online_mask]
+    online:	CPUs that are online and being scheduled [cpu_online_mask]
 
-    possible:	cpus that have been allocated resources and can be
+    possible:	CPUs that have been allocated resources and can be
 		brought online if they are present. [cpu_possible_mask]
 
-    present:	cpus that have been identified as being present in the
+    present:	CPUs that have been identified as being present in the
 		system. [cpu_present_mask]
 
 The format for the above output is compatible with cpulist_parse()
 [see <linux/cpumask.h>].  Some examples follow.
 
-In this example, there are 64 cpus in the system but cpus 32-63 exceed
+In this example, there are 64 CPUs in the system but cpus 32-63 exceed
 the kernel max which is limited to 0..31 by the NR_CPUS config option
-being 32.  Note also that cpus 2 and 4-31 are not online but could be
+being 32.  Note also that CPUs 2 and 4-31 are not online but could be
 brought online as they are both present and possible.
 
      kernel_max: 31
@@ -67,8 +80,8 @@ brought online as they are both present and possible.
         present: 0-31
 
 In this example, the NR_CPUS config option is 128, but the kernel was
-started with possible_cpus=144.  There are 4 cpus in the system and cpu2
-was manually taken offline (and is the only cpu that can be brought
+started with possible_cpus=144.  There are 4 CPUs in the system and cpu2
+was manually taken offline (and is the only CPU that can be brought
 online.)
 
      kernel_max: 127
@@ -78,4 +91,4 @@ online.)
         present: 0-3
 
 See cpu-hotplug.txt for the possible_cpus=NUM kernel start parameter
-as well as more information on the various cpumask's.
+as well as more information on the various cpumasks.
diff --git a/Documentation/crypto/async-tx-api.txt b/Documentation/crypto/async-tx-api.txt
index 9f59fcbf5d82..ba046b8fa92f 100644
--- a/Documentation/crypto/async-tx-api.txt
+++ b/Documentation/crypto/async-tx-api.txt
@@ -54,20 +54,23 @@ features surfaced as a result:
 
 3.1 General format of the API:
 struct dma_async_tx_descriptor *
-async_<operation>(<op specific parameters>,
-		  enum async_tx_flags flags,
-        	  struct dma_async_tx_descriptor *dependency,
-        	  dma_async_tx_callback callback_routine,
-		  void *callback_parameter);
+async_<operation>(<op specific parameters>, struct async_submit ctl *submit)
 
 3.2 Supported operations:
-memcpy       - memory copy between a source and a destination buffer
-memset       - fill a destination buffer with a byte value
-xor          - xor a series of source buffers and write the result to a
-	       destination buffer
-xor_zero_sum - xor a series of source buffers and set a flag if the
-	       result is zero.  The implementation attempts to prevent
-	       writes to memory
+memcpy  - memory copy between a source and a destination buffer
+memset  - fill a destination buffer with a byte value
+xor     - xor a series of source buffers and write the result to a
+	  destination buffer
+xor_val - xor a series of source buffers and set a flag if the
+	  result is zero.  The implementation attempts to prevent
+	  writes to memory
+pq	- generate the p+q (raid6 syndrome) from a series of source buffers
+pq_val  - validate that a p and or q buffer are in sync with a given series of
+	  sources
+datap	- (raid6_datap_recov) recover a raid6 data block and the p block
+	  from the given sources
+2data	- (raid6_2data_recov) recover 2 raid6 data blocks from the given
+	  sources
 
 3.3 Descriptor management:
 The return value is non-NULL and points to a 'descriptor' when the operation
@@ -80,8 +83,8 @@ acknowledged by the application before the offload engine driver is allowed to
 recycle (or free) the descriptor.  A descriptor can be acked by one of the
 following methods:
 1/ setting the ASYNC_TX_ACK flag if no child operations are to be submitted
-2/ setting the ASYNC_TX_DEP_ACK flag to acknowledge the parent
-   descriptor of a new operation.
+2/ submitting an unacknowledged descriptor as a dependency to another
+   async_tx call will implicitly set the acknowledged state.
 3/ calling async_tx_ack() on the descriptor.
 
 3.4 When does the operation execute?
@@ -119,30 +122,42 @@ of an operation.
 Perform a xor->copy->xor operation where each operation depends on the
 result from the previous operation:
 
-void complete_xor_copy_xor(void *param)
+void callback(void *param)
 {
-	printk("complete\n");
+	struct completion *cmp = param;
+
+	complete(cmp);
 }
 
-int run_xor_copy_xor(struct page **xor_srcs,
-		     int xor_src_cnt,
-		     struct page *xor_dest,
-		     size_t xor_len,
-		     struct page *copy_src,
-		     struct page *copy_dest,
-		     size_t copy_len)
+void run_xor_copy_xor(struct page **xor_srcs,
+		      int xor_src_cnt,
+		      struct page *xor_dest,
+		      size_t xor_len,
+		      struct page *copy_src,
+		      struct page *copy_dest,
+		      size_t copy_len)
 {
 	struct dma_async_tx_descriptor *tx;
+	addr_conv_t addr_conv[xor_src_cnt];
+	struct async_submit_ctl submit;
+	addr_conv_t addr_conv[NDISKS];
+	struct completion cmp;
+
+	init_async_submit(&submit, ASYNC_TX_XOR_DROP_DST, NULL, NULL, NULL,
+			  addr_conv);
+	tx = async_xor(xor_dest, xor_srcs, 0, xor_src_cnt, xor_len, &submit)
 
-	tx = async_xor(xor_dest, xor_srcs, 0, xor_src_cnt, xor_len,
-		       ASYNC_TX_XOR_DROP_DST, NULL, NULL, NULL);
-	tx = async_memcpy(copy_dest, copy_src, 0, 0, copy_len,
-			  ASYNC_TX_DEP_ACK, tx, NULL, NULL);
-	tx = async_xor(xor_dest, xor_srcs, 0, xor_src_cnt, xor_len,
-		       ASYNC_TX_XOR_DROP_DST | ASYNC_TX_DEP_ACK | ASYNC_TX_ACK,
-		       tx, complete_xor_copy_xor, NULL);
+	submit->depend_tx = tx;
+	tx = async_memcpy(copy_dest, copy_src, 0, 0, copy_len, &submit);
+
+	init_completion(&cmp);
+	init_async_submit(&submit, ASYNC_TX_XOR_DROP_DST | ASYNC_TX_ACK, tx,
+			  callback, &cmp, addr_conv);
+	tx = async_xor(xor_dest, xor_srcs, 0, xor_src_cnt, xor_len, &submit);
 
 	async_tx_issue_pending_all();
+
+	wait_for_completion(&cmp);
 }
 
 See include/linux/async_tx.h for more information on the flags.  See the
diff --git a/Documentation/debugging-via-ohci1394.txt b/Documentation/debugging-via-ohci1394.txt
index 59a91e5c6909..611f5a5499b1 100644
--- a/Documentation/debugging-via-ohci1394.txt
+++ b/Documentation/debugging-via-ohci1394.txt
@@ -64,14 +64,14 @@ be used to view the printk buffer of a remote machine, even with live update.
 
 Bernhard Kaindl enhanced firescope to support accessing 64-bit machines
 from 32-bit firescope and vice versa:
-- ftp://ftp.suse.de/private/bk/firewire/tools/firescope-0.2.2.tar.bz2
+- http://halobates.de/firewire/firescope-0.2.2.tar.bz2
 
 and he implemented fast system dump (alpha version - read README.txt):
-- ftp://ftp.suse.de/private/bk/firewire/tools/firedump-0.1.tar.bz2
+- http://halobates.de/firewire/firedump-0.1.tar.bz2
 
 There is also a gdb proxy for firewire which allows to use gdb to access
 data which can be referenced from symbols found by gdb in vmlinux:
-- ftp://ftp.suse.de/private/bk/firewire/tools/fireproxy-0.33.tar.bz2
+- http://halobates.de/firewire/fireproxy-0.33.tar.bz2
 
 The latest version of this gdb proxy (fireproxy-0.34) can communicate (not
 yet stable) with kgdb over an memory-based communication module (kgdbom).
@@ -178,7 +178,7 @@ Step-by-step instructions for using firescope with early OHCI initialization:
 
 Notes
 -----
-Documentation and specifications: ftp://ftp.suse.de/private/bk/firewire/docs
+Documentation and specifications: http://halobates.de/firewire/
 
 FireWire is a trademark of Apple Inc. - for more information please refer to:
 http://en.wikipedia.org/wiki/FireWire
diff --git a/Documentation/dvb/get_dvb_firmware b/Documentation/dvb/get_dvb_firmware
index 3d1b0ab70c8e..14b7b5a3bcb9 100644
--- a/Documentation/dvb/get_dvb_firmware
+++ b/Documentation/dvb/get_dvb_firmware
@@ -25,7 +25,8 @@ use IO::Handle;
 		"tda10046lifeview", "av7110", "dec2000t", "dec2540t",
 		"dec3000s", "vp7041", "dibusb", "nxt2002", "nxt2004",
 		"or51211", "or51132_qam", "or51132_vsb", "bluebird",
-		"opera1", "cx231xx", "cx18", "cx23885", "pvrusb2", "mpc718" );
+		"opera1", "cx231xx", "cx18", "cx23885", "pvrusb2", "mpc718",
+		"af9015");
 
 # Check args
 syntax() if (scalar(@ARGV) != 1);
@@ -514,6 +515,40 @@ sub bluebird {
 	$outfile;
 }
 
+sub af9015 {
+	my $sourcefile = "download.ashx?file=57";
+	my $url = "http://www.ite.com.tw/EN/Services/$sourcefile";
+	my $hash = "ff5b096ed47c080870eacdab2de33ad6";
+	my $outfile = "dvb-usb-af9015.fw";
+	my $tmpdir = tempdir(DIR => "/tmp", CLEANUP => 1);
+	my $fwoffset = 0x22708;
+	my $fwlength = 18225;
+	my ($chunklength, $buf, $rcount);
+
+	checkstandard();
+
+	wgetfile($sourcefile, $url);
+	unzip($sourcefile, $tmpdir);
+	verify("$tmpdir/Driver/Files/AF15BDA.sys", $hash);
+
+	open INFILE, '<', "$tmpdir/Driver/Files/AF15BDA.sys";
+	open OUTFILE, '>', $outfile;
+
+	sysseek(INFILE, $fwoffset, SEEK_SET);
+	while($fwlength > 0) {
+		$chunklength = 55;
+		$chunklength = $fwlength if ($chunklength > $fwlength);
+		$rcount = sysread(INFILE, $buf, $chunklength);
+		die "Ran out of data\n" if ($rcount != $chunklength);
+		syswrite(OUTFILE, $buf);
+		sysread(INFILE, $buf, 8);
+		$fwlength -= $rcount + 8;
+	}
+
+	close OUTFILE;
+	close INFILE;
+}
+
 # ---------------------------------------------------------------
 # Utilities
 
diff --git a/Documentation/dvb/technisat.txt b/Documentation/dvb/technisat.txt
index 3f435ffb289c..f0cc4f2d8365 100644
--- a/Documentation/dvb/technisat.txt
+++ b/Documentation/dvb/technisat.txt
@@ -4,9 +4,12 @@ How to set up the Technisat/B2C2 Flexcop devices
 1) Find out what device you have
 ================================
 
+Important Notice: The driver does NOT support Technisat USB 2 devices!
+
 First start your linux box with a shipped kernel:
 lspci -vvv for a PCI device (lsusb -vvv for an USB device) will show you for example:
-02:0b.0 Network controller: Techsan Electronics Co Ltd B2C2 FlexCopII DVB chip / Technisat SkyStar2 DVB card (rev 02)
+02:0b.0 Network controller: Techsan Electronics Co Ltd B2C2 FlexCopII DVB chip /
+ Technisat SkyStar2 DVB card (rev 02)
 
 dmesg | grep frontend may show you for example:
 DVB: registering frontend 0 (Conexant CX24123/CX24109)...
@@ -14,62 +17,62 @@ DVB: registering frontend 0 (Conexant CX24123/CX24109)...
 2) Kernel compilation:
 ======================
 
-If the Technisat is the only TV device in your box get rid of unnecessary modules and check this one:
-"Multimedia devices" => "Customise analog and hybrid tuner modules to build"
-In this directory uncheck every driver which is activated there (except "Simple tuner support" for case 9 only).
+If the Flexcop / Technisat is the only DVB / TV / Radio device in your box
+ get rid of unnecessary modules and check this one:
+"Multimedia support" => "Customise analog and hybrid tuner modules to build"
+In this directory uncheck every driver which is activated there
+ (except "Simple tuner support" for ATSC 3rd generation only -> see case 9 please).
 
 Then please activate:
 2a) Main module part:
+"Multimedia support" => "DVB/ATSC adapters"
+ => "Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters"
 
-a.)"Multimedia devices" => "DVB/ATSC adapters" => "Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters"
-b.)"Multimedia devices" => "DVB/ATSC adapters" => "Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters" => "Technisat/B2C2 Air/Sky/Cable2PC PCI" in case of a PCI card
-OR
-c.)"Multimedia devices" => "DVB/ATSC adapters" => "Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters" => "Technisat/B2C2 Air/Sky/Cable2PC USB" in case of an USB 1.1 adapter
-d.)"Multimedia devices" => "DVB/ATSC adapters" => "Technisat/B2C2 FlexcopII(b) and FlexCopIII adapters" => "Enable debug for the B2C2 FlexCop drivers"
-Notice: d.) is helpful for troubleshooting
+a.) => "Technisat/B2C2 Air/Sky/Cable2PC PCI" (PCI card) or
+b.) => "Technisat/B2C2 Air/Sky/Cable2PC USB" (USB 1.1 adapter)
+ and for troubleshooting purposes:
+c.) => "Enable debug for the B2C2 FlexCop drivers"
 
-2b) Frontend module part:
+2b) Frontend / Tuner / Demodulator module part:
+"Multimedia support" => "DVB/ATSC adapters"
+ => "Customise the frontend modules to build" "Customise DVB frontends" =>
 
 1.) SkyStar DVB-S Revision 2.3:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "Zarlink VP310/MT312/ZL10313 based"
+a.) => "Zarlink VP310/MT312/ZL10313 based"
+b.) => "Generic I2C PLL based tuners"
 
 2.) SkyStar DVB-S Revision 2.6:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "ST STV0299 based"
+a.) => "ST STV0299 based"
+b.) => "Generic I2C PLL based tuners"
 
 3.) SkyStar DVB-S Revision 2.7:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "Samsung S5H1420 based"
-c.)"Multimedia devices" => "Customise DVB frontends" => "Integrant ITD1000 Zero IF tuner for DVB-S/DSS"
-d.)"Multimedia devices" => "Customise DVB frontends" => "ISL6421 SEC controller"
+a.) => "Samsung S5H1420 based"
+b.) => "Integrant ITD1000 Zero IF tuner for DVB-S/DSS"
+c.) => "ISL6421 SEC controller"
 
 4.) SkyStar DVB-S Revision 2.8:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "Conexant CX24113/CX24128 tuner for DVB-S/DSS"
-c.)"Multimedia devices" => "Customise DVB frontends" => "Conexant CX24123 based"
-d.)"Multimedia devices" => "Customise DVB frontends" => "ISL6421 SEC controller"
+a.) => "Conexant CX24123 based"
+b.) => "Conexant CX24113/CX24128 tuner for DVB-S/DSS"
+c.) => "ISL6421 SEC controller"
 
 5.) AirStar DVB-T card:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "Zarlink MT352 based"
+a.) => "Zarlink MT352 based"
+b.) => "Generic I2C PLL based tuners"
 
 6.) CableStar DVB-C card:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "ST STV0297 based"
+a.) => "ST STV0297 based"
+b.) => "Generic I2C PLL based tuners"
 
 7.) AirStar ATSC card 1st generation:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "Broadcom BCM3510"
+a.) => "Broadcom BCM3510"
 
 8.) AirStar ATSC card 2nd generation:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "NxtWave Communications NXT2002/NXT2004 based"
-c.)"Multimedia devices" => "Customise DVB frontends" => "Generic I2C PLL based tuners"
+a.) => "NxtWave Communications NXT2002/NXT2004 based"
+b.) => "Generic I2C PLL based tuners"
 
 9.) AirStar ATSC card 3rd generation:
-a.)"Multimedia devices" => "Customise DVB frontends" => "Customise the frontend modules to build"
-b.)"Multimedia devices" => "Customise DVB frontends" => "LG Electronics LGDT3302/LGDT3303 based"
-c.)"Multimedia devices" => "Customise analog and hybrid tuner modules to build" => "Simple tuner support"
+a.) => "LG Electronics LGDT3302/LGDT3303 based"
+b.) "Multimedia support" => "Customise analog and hybrid tuner modules to build"
+ => "Simple tuner support"
 
-Author: Uwe Bugla <uwe.bugla@gmx.de> February 2009
+Author: Uwe Bugla <uwe.bugla@gmx.de> August 2009
diff --git a/Documentation/fb/ep93xx-fb.txt b/Documentation/fb/ep93xx-fb.txt
new file mode 100644
index 000000000000..5af1bd9effae
--- /dev/null
+++ b/Documentation/fb/ep93xx-fb.txt
@@ -0,0 +1,135 @@
+================================
+Driver for EP93xx LCD controller
+================================
+
+The EP93xx LCD controller can drive both standard desktop monitors and
+embedded LCD displays. If you have a standard desktop monitor then you
+can use the standard Linux video mode database. In your board file:
+
+	static struct ep93xxfb_mach_info some_board_fb_info = {
+		.num_modes	= EP93XXFB_USE_MODEDB,
+		.bpp		= 16,
+	};
+
+If you have an embedded LCD display then you need to define a video
+mode for it as follows:
+
+	static struct fb_videomode some_board_video_modes[] = {
+		{
+			.name		= "some_lcd_name",
+			/* Pixel clock, porches, etc */
+		},
+	};
+
+Note that the pixel clock value is in pico-seconds. You can use the
+KHZ2PICOS macro to convert the pixel clock value. Most other values
+are in pixel clocks. See Documentation/fb/framebuffer.txt for further
+details.
+
+The ep93xxfb_mach_info structure for your board should look like the
+following:
+
+	static struct ep93xxfb_mach_info some_board_fb_info = {
+		.num_modes	= ARRAY_SIZE(some_board_video_modes),
+		.modes		= some_board_video_modes,
+		.default_mode	= &some_board_video_modes[0],
+		.bpp		= 16,
+	};
+
+The framebuffer device can be registered by adding the following to
+your board initialisation function:
+
+	ep93xx_register_fb(&some_board_fb_info);
+
+=====================
+Video Attribute Flags
+=====================
+
+The ep93xxfb_mach_info structure has a flags field which can be used
+to configure the controller. The video attributes flags are fully
+documented in section 7 of the EP93xx users' guide. The following
+flags are available:
+
+EP93XXFB_PCLK_FALLING		Clock data on the falling edge of the
+				pixel clock. The default is to clock
+				data on the rising edge.
+
+EP93XXFB_SYNC_BLANK_HIGH	Blank signal is active high. By
+				default the blank signal is active low.
+
+EP93XXFB_SYNC_HORIZ_HIGH	Horizontal sync is active high. By
+				default the horizontal sync is active low.
+
+EP93XXFB_SYNC_VERT_HIGH		Vertical sync is active high. By
+				default the vertical sync is active high.
+
+The physical address of the framebuffer can be controlled using the
+following flags:
+
+EP93XXFB_USE_SDCSN0		Use SDCSn[0] for the framebuffer. This
+				is the default setting.
+
+EP93XXFB_USE_SDCSN1		Use SDCSn[1] for the framebuffer.
+
+EP93XXFB_USE_SDCSN2		Use SDCSn[2] for the framebuffer.
+
+EP93XXFB_USE_SDCSN3		Use SDCSn[3] for the framebuffer.
+
+==================
+Platform callbacks
+==================
+
+The EP93xx framebuffer driver supports three optional platform
+callbacks: setup, teardown and blank. The setup and teardown functions
+are called when the framebuffer driver is installed and removed
+respectively. The blank function is called whenever the display is
+blanked or unblanked.
+
+The setup and teardown devices pass the platform_device structure as
+an argument. The fb_info and ep93xxfb_mach_info structures can be
+obtained as follows:
+
+	static int some_board_fb_setup(struct platform_device *pdev)
+	{
+		struct ep93xxfb_mach_info *mach_info = pdev->dev.platform_data;
+		struct fb_info *fb_info = platform_get_drvdata(pdev);
+
+		/* Board specific framebuffer setup */
+	}
+
+======================
+Setting the video mode
+======================
+
+The video mode is set using the following syntax:
+
+	video=XRESxYRES[-BPP][@REFRESH]
+
+If the EP93xx video driver is built-in then the video mode is set on
+the Linux kernel command line, for example:
+
+	video=ep93xx-fb:800x600-16@60
+
+If the EP93xx video driver is built as a module then the video mode is
+set when the module is installed:
+
+	modprobe ep93xx-fb video=320x240
+
+==============
+Screenpage bug
+==============
+
+At least on the EP9315 there is a silicon bug which causes bit 27 of
+the VIDSCRNPAGE (framebuffer physical offset) to be tied low. There is
+an unofficial errata for this bug at:
+	http://marc.info/?l=linux-arm-kernel&m=110061245502000&w=2
+
+By default the EP93xx framebuffer driver checks if the allocated physical
+address has bit 27 set. If it does, then the memory is freed and an
+error is returned. The check can be disabled by adding the following
+option when loading the driver:
+
+      ep93xx-fb.check_screenpage_bug=0
+
+In some cases it may be possible to reconfigure your SDRAM layout to
+avoid this bug. See section 13 of the EP93xx users' guide for details.
diff --git a/Documentation/fb/framebuffer.txt b/Documentation/fb/framebuffer.txt
index b3e3a0356839..fe79e3c8847d 100644
--- a/Documentation/fb/framebuffer.txt
+++ b/Documentation/fb/framebuffer.txt
@@ -312,10 +312,8 @@ and to the following documentation:
 8. Mailing list
 ---------------
 
-There are several frame buffer device related mailing lists at SourceForge:
-  - linux-fbdev-announce@lists.sourceforge.net, for announcements,
-  - linux-fbdev-user@lists.sourceforge.net, for generic user support,
-  - linux-fbdev-devel@lists.sourceforge.net, for project developers.
+There is a frame buffer device related mailing list at kernel.org:
+linux-fbdev@vger.kernel.org.
 
 Point your web browser to http://sourceforge.net/projects/linux-fbdev/ for
 subscription information and archive browsing.
diff --git a/Documentation/fb/matroxfb.txt b/Documentation/fb/matroxfb.txt
index ad7a67707d62..e5ce8a1a978b 100644
--- a/Documentation/fb/matroxfb.txt
+++ b/Documentation/fb/matroxfb.txt
@@ -186,9 +186,7 @@ noinverse - show true colors on screen. It is default.
 dev:X    - bind driver to device X. Driver numbers device from 0 up to N,
            where device 0 is first `known' device found, 1 second and so on.
 	   lspci lists devices in this order.
-	   Default is `every' known device for driver with multihead support
-	   and first working device (usually dev:0) for driver without
-	   multihead support.
+	   Default is `every' known device.
 nohwcursor - disables hardware cursor (use software cursor instead).
 hwcursor - enables hardware cursor. It is default. If you are using
            non-accelerated mode (`noaccel' or `fbset -accel false'), software
diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt
index fa75220f8d34..bc693fffabe0 100644
--- a/Documentation/feature-removal-schedule.txt
+++ b/Documentation/feature-removal-schedule.txt
@@ -354,14 +354,6 @@ Who:  Krzysztof Piotr Oledzki <ole@ans.pl>
 
 ---------------------------
 
-What:	fscher and fscpos drivers
-When:	June 2009
-Why:	Deprecated by the new fschmd driver.
-Who:	Hans de Goede <hdegoede@redhat.com>
-	Jean Delvare <khali@linux-fr.org>
-
----------------------------
-
 What:	sysfs ui for changing p4-clockmod parameters
 When:	September 2009
 Why:	See commits 129f8ae9b1b5be94517da76009ea956e89104ce8 and
@@ -426,6 +418,14 @@ When:	2.6.33
 Why:	Should be implemented in userspace, policy daemon.
 Who:	Johannes Berg <johannes@sipsolutions.net>
 
+---------------------------
+
+What:	CONFIG_INOTIFY
+When:	2.6.33
+Why:	last user (audit) will be converted to the newer more generic
+	and more easily maintained fsnotify subsystem
+Who:	Eric Paris <eparis@redhat.com>
+
 ----------------------------
 
 What:	lock_policy_rwsem_* and unlock_policy_rwsem_* will not be
@@ -459,3 +459,33 @@ Why:	OSS sound_core grabs all legacy minors (0-255) of SOUND_MAJOR
 	will also allow making ALSA OSS emulation independent of
 	sound_core.  The dependency will be broken then too.
 Who:	Tejun Heo <tj@kernel.org>
+
+----------------------------
+
+What:	Support for VMware's guest paravirtuliazation technique [VMI] will be
+	dropped.
+When:	2.6.37 or earlier.
+Why:	With the recent innovations in CPU hardware acceleration technologies
+	from Intel and AMD, VMware ran a few experiments to compare these
+	techniques to guest paravirtualization technique on VMware's platform.
+	These hardware assisted virtualization techniques have outperformed the
+	performance benefits provided by VMI in most of the workloads. VMware
+	expects that these hardware features will be ubiquitous in a couple of
+	years, as a result, VMware has started a phased retirement of this
+	feature from the hypervisor. We will be removing this feature from the
+	Kernel too. Right now we are targeting 2.6.37 but can retire earlier if
+	technical reasons (read opportunity to remove major chunk of pvops)
+	arise.
+
+	Please note that VMI has always been an optimization and non-VMI kernels
+	still work fine on VMware's platform.
+	Latest versions of VMware's product which support VMI are,
+	Workstation 7.0 and VSphere 4.0 on ESX side, future maintainence
+	releases for these products will continue supporting VMI.
+
+	For more details about VMI retirement take a look at this,
+	http://blogs.vmware.com/guestosguide/2009/09/vmi-retirement.html
+
+Who:	Alok N Kataria <akataria@vmware.com>
+
+----------------------------
diff --git a/Documentation/filesystems/9p.txt b/Documentation/filesystems/9p.txt
index 6208f55c44c3..57e0b80a5274 100644
--- a/Documentation/filesystems/9p.txt
+++ b/Documentation/filesystems/9p.txt
@@ -18,11 +18,11 @@ the 9p client is available in the form of a USENIX paper:
 
 Other applications are described in the following papers:
 	* XCPU & Clustering
-		http://www.xcpu.org/xcpu-talk.pdf
+		http://xcpu.org/papers/xcpu-talk.pdf
 	* KVMFS: control file system for KVM
-		http://www.xcpu.org/kvmfs.pdf
-	* CellFS: A New ProgrammingModel for the Cell BE
-		http://www.xcpu.org/cellfs-talk.pdf
+		http://xcpu.org/papers/kvmfs.pdf
+	* CellFS: A New Programming Model for the Cell BE
+		http://xcpu.org/papers/cellfs-talk.pdf
 	* PROSE I/O: Using 9p to enable Application Partitions
 		http://plan9.escet.urjc.es/iwp9/cready/PROSE_iwp9_2006.pdf
 
@@ -48,6 +48,7 @@ OPTIONS
                                 (see rfdno and wfdno)
 			virtio	- connect to the next virtio channel available
 				(from lguest or KVM with trans_virtio module)
+			rdma	- connect to a specified RDMA channel
 
   uname=name	user name to attempt mount as on the remote server.  The
   		server may override or ignore this value.  Certain user
@@ -59,16 +60,22 @@ OPTIONS
   cache=mode	specifies a caching policy.  By default, no caches are used.
 			loose = no attempts are made at consistency,
                                 intended for exclusive, read-only mounts
+			fscache = use FS-Cache for a persistent, read-only
+				cache backend.
 
   debug=n	specifies debug level.  The debug level is a bitmask.
-  			0x01 = display verbose error messages
-			0x02 = developer debug (DEBUG_CURRENT)
-			0x04 = display 9p trace
-			0x08 = display VFS trace
-			0x10 = display Marshalling debug
-			0x20 = display RPC debug
-			0x40 = display transport debug
-			0x80 = display allocation debug
+			0x01  = display verbose error messages
+			0x02  = developer debug (DEBUG_CURRENT)
+			0x04  = display 9p trace
+			0x08  = display VFS trace
+			0x10  = display Marshalling debug
+			0x20  = display RPC debug
+			0x40  = display transport debug
+			0x80  = display allocation debug
+			0x100 = display protocol message debug
+			0x200 = display Fid debug
+			0x400 = display packet debug
+			0x800 = display fscache tracing debug
 
   rfdno=n	the file descriptor for reading with trans=fd
 
@@ -100,6 +107,10 @@ OPTIONS
 			any   = v9fs does single attach and performs all
 				operations as one user
 
+  cachetag	cache tag to use the specified persistent cache.
+		cache tags for existing cache sessions can be listed at
+		/sys/fs/9p/caches. (applies only to cache=fscache)
+
 RESOURCES
 =========
 
@@ -118,7 +129,7 @@ and export.
 A Linux version of the 9p server is now maintained under the npfs project
 on sourceforge (http://sourceforge.net/projects/npfs).  The currently
 maintained version is the single-threaded version of the server (named spfs)
-available from the same CVS repository.
+available from the same SVN repository.
 
 There are user and developer mailing lists available through the v9fs project
 on sourceforge (http://sourceforge.net/projects/v9fs).
@@ -126,7 +137,8 @@ on sourceforge (http://sourceforge.net/projects/v9fs).
 A stand-alone version of the module (which should build for any 2.6 kernel)
 is available via (http://github.com/ericvh/9p-sac/tree/master)
 
-News and other information is maintained on SWiK (http://swik.net/v9fs).
+News and other information is maintained on SWiK (http://swik.net/v9fs)
+and the Wiki (http://sf.net/apps/mediawiki/v9fs/index.php).
 
 Bug reports may be issued through the kernel.org bugzilla 
 (http://bugzilla.kernel.org)
diff --git a/Documentation/filesystems/caching/fscache.txt b/Documentation/filesystems/caching/fscache.txt
index 9e94b9491d89..a91e2e2095b0 100644
--- a/Documentation/filesystems/caching/fscache.txt
+++ b/Documentation/filesystems/caching/fscache.txt
@@ -235,6 +235,7 @@ proc files.
 		neg=N	Number of negative lookups made
 		pos=N	Number of positive lookups made
 		crt=N	Number of objects created by lookup
+		tmo=N	Number of lookups timed out and requeued
 	Updates	n=N	Number of update cookie requests seen
 		nul=N	Number of upd reqs given a NULL parent
 		run=N	Number of upd reqs granted CPU time
@@ -250,8 +251,10 @@ proc files.
 		ok=N	Number of successful alloc reqs
 		wt=N	Number of alloc reqs that waited on lookup completion
 		nbf=N	Number of alloc reqs rejected -ENOBUFS
+		int=N	Number of alloc reqs aborted -ERESTARTSYS
 		ops=N	Number of alloc reqs submitted
 		owt=N	Number of alloc reqs waited for CPU time
+		abt=N	Number of alloc reqs aborted due to object death
 	Retrvls	n=N	Number of retrieval (read) requests seen
 		ok=N	Number of successful retr reqs
 		wt=N	Number of retr reqs that waited on lookup completion
@@ -261,6 +264,7 @@ proc files.
 		oom=N	Number of retr reqs failed -ENOMEM
 		ops=N	Number of retr reqs submitted
 		owt=N	Number of retr reqs waited for CPU time
+		abt=N	Number of retr reqs aborted due to object death
 	Stores	n=N	Number of storage (write) requests seen
 		ok=N	Number of successful store reqs
 		agn=N	Number of store reqs on a page already pending storage
@@ -268,12 +272,37 @@ proc files.
 		oom=N	Number of store reqs failed -ENOMEM
 		ops=N	Number of store reqs submitted
 		run=N	Number of store reqs granted CPU time
+		pgs=N	Number of pages given store req processing time
+		rxd=N	Number of store reqs deleted from tracking tree
+		olm=N	Number of store reqs over store limit
+	VmScan	nos=N	Number of release reqs against pages with no pending store
+		gon=N	Number of release reqs against pages stored by time lock granted
+		bsy=N	Number of release reqs ignored due to in-progress store
+		can=N	Number of page stores cancelled due to release req
 	Ops	pend=N	Number of times async ops added to pending queues
 		run=N	Number of times async ops given CPU time
 		enq=N	Number of times async ops queued for processing
+		can=N	Number of async ops cancelled
+		rej=N	Number of async ops rejected due to object lookup/create failure
 		dfr=N	Number of async ops queued for deferred release
 		rel=N	Number of async ops released
 		gc=N	Number of deferred-release async ops garbage collected
+	CacheOp	alo=N	Number of in-progress alloc_object() cache ops
+		luo=N	Number of in-progress lookup_object() cache ops
+		luc=N	Number of in-progress lookup_complete() cache ops
+		gro=N	Number of in-progress grab_object() cache ops
+		upo=N	Number of in-progress update_object() cache ops
+		dro=N	Number of in-progress drop_object() cache ops
+		pto=N	Number of in-progress put_object() cache ops
+		syn=N	Number of in-progress sync_cache() cache ops
+		atc=N	Number of in-progress attr_changed() cache ops
+		rap=N	Number of in-progress read_or_alloc_page() cache ops
+		ras=N	Number of in-progress read_or_alloc_pages() cache ops
+		alp=N	Number of in-progress allocate_page() cache ops
+		als=N	Number of in-progress allocate_pages() cache ops
+		wrp=N	Number of in-progress write_page() cache ops
+		ucp=N	Number of in-progress uncache_page() cache ops
+		dsp=N	Number of in-progress dissociate_pages() cache ops
 
 
  (*) /proc/fs/fscache/histogram
@@ -299,6 +328,87 @@ proc files.
      jiffy range covered, and the SECS field the equivalent number of seconds.
 
 
+===========
+OBJECT LIST
+===========
+
+If CONFIG_FSCACHE_OBJECT_LIST is enabled, the FS-Cache facility will maintain a
+list of all the objects currently allocated and allow them to be viewed
+through:
+
+	/proc/fs/fscache/objects
+
+This will look something like:
+
+	[root@andromeda ~]# head /proc/fs/fscache/objects
+	OBJECT   PARENT   STAT CHLDN OPS OOP IPR EX READS EM EV F S | NETFS_COOKIE_DEF TY FL NETFS_DATA       OBJECT_KEY, AUX_DATA
+	======== ======== ==== ===== === === === == ===== == == = = | ================ == == ================ ================
+	   17e4b        2 ACTV     0   0   0   0  0     0 7b  4 0 8 | NFS.fh           DT  0 ffff88001dd82820 010006017edcf8bbc93b43298fdfbe71e50b57b13a172c0117f38472, e567634700000000000000000000000063f2404a000000000000000000000000c9030000000000000000000063f2404a
+	   1693a        2 ACTV     0   0   0   0  0     0 7b  4 0 8 | NFS.fh           DT  0 ffff88002db23380 010006017edcf8bbc93b43298fdfbe71e50b57b1e0162c01a2df0ea6, 420ebc4a000000000000000000000000420ebc4a0000000000000000000000000e1801000000000000000000420ebc4a
+
+where the first set of columns before the '|' describe the object:
+
+	COLUMN	DESCRIPTION
+	=======	===============================================================
+	OBJECT	Object debugging ID (appears as OBJ%x in some debug messages)
+	PARENT	Debugging ID of parent object
+	STAT	Object state
+	CHLDN	Number of child objects of this object
+	OPS	Number of outstanding operations on this object
+	OOP	Number of outstanding child object management operations
+	IPR
+	EX	Number of outstanding exclusive operations
+	READS	Number of outstanding read operations
+	EM	Object's event mask
+	EV	Events raised on this object
+	F	Object flags
+	S	Object slow-work work item flags
+
+and the second set of columns describe the object's cookie, if present:
+
+	COLUMN		DESCRIPTION
+	===============	=======================================================
+	NETFS_COOKIE_DEF Name of netfs cookie definition
+	TY		Cookie type (IX - index, DT - data, hex - special)
+	FL		Cookie flags
+	NETFS_DATA	Netfs private data stored in the cookie
+	OBJECT_KEY	Object key	} 1 column, with separating comma
+	AUX_DATA	Object aux data	} presence may be configured
+
+The data shown may be filtered by attaching the a key to an appropriate keyring
+before viewing the file.  Something like:
+
+		keyctl add user fscache:objlist <restrictions> @s
+
+where <restrictions> are a selection of the following letters:
+
+	K	Show hexdump of object key (don't show if not given)
+	A	Show hexdump of object aux data (don't show if not given)
+
+and the following paired letters:
+
+	C	Show objects that have a cookie
+	c	Show objects that don't have a cookie
+	B	Show objects that are busy
+	b	Show objects that aren't busy
+	W	Show objects that have pending writes
+	w	Show objects that don't have pending writes
+	R	Show objects that have outstanding reads
+	r	Show objects that don't have outstanding reads
+	S	Show objects that have slow work queued
+	s	Show objects that don't have slow work queued
+
+If neither side of a letter pair is given, then both are implied.  For example:
+
+	keyctl add user fscache:objlist KB @s
+
+shows objects that are busy, and lists their object keys, but does not dump
+their auxiliary data.  It also implies "CcWwRrSs", but as 'B' is given, 'b' is
+not implied.
+
+By default all objects and all fields will be shown.
+
+
 =========
 DEBUGGING
 =========
diff --git a/Documentation/filesystems/caching/netfs-api.txt b/Documentation/filesystems/caching/netfs-api.txt
index 2666b1ed5e9e..1902c57b72ef 100644
--- a/Documentation/filesystems/caching/netfs-api.txt
+++ b/Documentation/filesystems/caching/netfs-api.txt
@@ -641,7 +641,7 @@ data file must be retired (see the relinquish cookie function below).
 
 Furthermore, note that this does not cancel the asynchronous read or write
 operation started by the read/alloc and write functions, so the page
-invalidation and release functions must use:
+invalidation functions must use:
 
 	bool fscache_check_page_write(struct fscache_cookie *cookie,
 				      struct page *page);
@@ -654,6 +654,25 @@ to see if a page is being written to the cache, and:
 to wait for it to finish if it is.
 
 
+When releasepage() is being implemented, a special FS-Cache function exists to
+manage the heuristics of coping with vmscan trying to eject pages, which may
+conflict with the cache trying to write pages to the cache (which may itself
+need to allocate memory):
+
+	bool fscache_maybe_release_page(struct fscache_cookie *cookie,
+					struct page *page,
+					gfp_t gfp);
+
+This takes the netfs cookie, and the page and gfp arguments as supplied to
+releasepage().  It will return false if the page cannot be released yet for
+some reason and if it returns true, the page has been uncached and can now be
+released.
+
+To make a page available for release, this function may wait for an outstanding
+storage request to complete, or it may attempt to cancel the storage request -
+in which case the page will not be stored in the cache this time.
+
+
 ==========================
 INDEX AND DATA FILE UPDATE
 ==========================
diff --git a/Documentation/filesystems/ext3.txt b/Documentation/filesystems/ext3.txt
index 570f9bd9be2b..05d5cf1d743f 100644
--- a/Documentation/filesystems/ext3.txt
+++ b/Documentation/filesystems/ext3.txt
@@ -123,10 +123,18 @@ resuid=n		The user ID which may use the reserved blocks.
 
 sb=n			Use alternate superblock at this location.
 
-quota
-noquota
-grpquota
-usrquota
+quota			These options are ignored by the filesystem. They
+noquota			are used only by quota tools to recognize volumes
+grpquota		where quota should be turned on. See documentation
+usrquota		in the quota-tools package for more details
+			(http://sourceforge.net/projects/linuxquota).
+
+jqfmt=<quota type>	These options tell filesystem details about quota
+usrjquota=<file>	so that quota information can be properly updated
+grpjquota=<file>	during journal replay. They replace the above
+			quota options. See documentation in the quota-tools
+			package for more details
+			(http://sourceforge.net/projects/linuxquota).
 
 bh		(*)	ext3 associates buffer heads to data pages to
 nobh			(a) cache disk block mapping information
diff --git a/Documentation/filesystems/ext4.txt b/Documentation/filesystems/ext4.txt
index 18b5ec8cea45..6d94e0696f8c 100644
--- a/Documentation/filesystems/ext4.txt
+++ b/Documentation/filesystems/ext4.txt
@@ -134,9 +134,15 @@ ro                   	Mount filesystem read only. Note that ext4 will
                      	mount options "ro,noload" can be used to prevent
 		     	writes to the filesystem.
 
+journal_checksum	Enable checksumming of the journal transactions.
+			This will allow the recovery code in e2fsck and the
+			kernel to detect corruption in the kernel.  It is a
+			compatible change and will be ignored by older kernels.
+
 journal_async_commit	Commit block can be written to disk without waiting
 			for descriptor blocks. If enabled older kernels cannot
-			mount the device.
+			mount the device. This will enable 'journal_checksum'
+			internally.
 
 journal=update		Update the ext4 file system's journal to the current
 			format.
@@ -282,9 +288,16 @@ stripe=n		Number of filesystem blocks that mballoc will try
 			to use for allocation size and alignment. For RAID5/6
 			systems this should be the number of data
 			disks *  RAID chunk size in file system blocks.
-delalloc	(*)	Deferring block allocation until write-out time.
-nodelalloc		Disable delayed allocation. Blocks are allocation
-			when data is copied from user to page cache.
+
+delalloc	(*)	Defer block allocation until just before ext4
+			writes out the block(s) in question.  This
+			allows ext4 to better allocation decisions
+			more efficiently.
+nodelalloc		Disable delayed allocation.  Blocks are allocated
+			when the data is copied from userspace to the
+			page cache, either via the write(2) system call
+			or when an mmap'ed page which was previously
+			unallocated is written for the first time.
 
 max_batch_time=usec	Maximum amount of time ext4 should wait for
 			additional filesystem operations to be batch
diff --git a/Documentation/filesystems/ncpfs.txt b/Documentation/filesystems/ncpfs.txt
index f12c30c93f2f..5af164f4b37b 100644
--- a/Documentation/filesystems/ncpfs.txt
+++ b/Documentation/filesystems/ncpfs.txt
@@ -7,6 +7,6 @@ ftp.gwdg.de/pub/linux/misc/ncpfs, but sunsite and its many mirrors
 will have it as well.
 
 Related products are linware and mars_nwe, which will give Linux partial
-NetWare server functionality.  Linware's home site is
-klokan.sh.cvut.cz/pub/linux/linware; mars_nwe can be found on
-ftp.gwdg.de/pub/linux/misc/ncpfs.
+NetWare server functionality.
+
+mars_nwe can be found on ftp.gwdg.de/pub/linux/misc/ncpfs.
diff --git a/Documentation/filesystems/nfs41-server.txt b/Documentation/filesystems/nfs41-server.txt
index 05d81cbcb2e1..5920fe26e6ff 100644
--- a/Documentation/filesystems/nfs41-server.txt
+++ b/Documentation/filesystems/nfs41-server.txt
@@ -11,6 +11,11 @@ the /proc/fs/nfsd/versions control file.  Note that to write this
 control file, the nfsd service must be taken down.  Use your user-mode
 nfs-utils to set this up; see rpc.nfsd(8)
 
+(Warning: older servers will interpret "+4.1" and "-4.1" as "+4" and
+"-4", respectively.  Therefore, code meant to work on both new and old
+kernels must turn 4.1 on or off *before* turning support for version 4
+on or off; rpc.nfsd does this correctly.)
+
 The NFSv4 minorversion 1 (NFSv4.1) implementation in nfsd is based
 on the latest NFSv4.1 Internet Draft:
 http://tools.ietf.org/html/draft-ietf-nfsv4-minorversion1-29
@@ -25,6 +30,49 @@ are still under development out of tree.
 See http://wiki.linux-nfs.org/wiki/index.php/PNFS_prototype_design
 for more information.
 
+The current implementation is intended for developers only: while it
+does support ordinary file operations on clients we have tested against
+(including the linux client), it is incomplete in ways which may limit
+features unexpectedly, cause known bugs in rare cases, or cause
+interoperability problems with future clients.  Known issues:
+
+	- gss support is questionable: currently mounts with kerberos
+	  from a linux client are possible, but we aren't really
+	  conformant with the spec (for example, we don't use kerberos
+	  on the backchannel correctly).
+	- no trunking support: no clients currently take advantage of
+	  trunking, but this is a mandatory failure, and its use is
+	  recommended to clients in a number of places.  (E.g. to ensure
+	  timely renewal in case an existing connection's retry timeouts
+	  have gotten too long; see section 8.3 of the draft.)
+	  Therefore, lack of this feature may cause future clients to
+	  fail.
+	- Incomplete backchannel support: incomplete backchannel gss
+	  support and no support for BACKCHANNEL_CTL mean that
+	  callbacks (hence delegations and layouts) may not be
+	  available and clients confused by the incomplete
+	  implementation may fail.
+	- Server reboot recovery is unsupported; if the server reboots,
+	  clients may fail.
+	- We do not support SSV, which provides security for shared
+	  client-server state (thus preventing unauthorized tampering
+	  with locks and opens, for example).  It is mandatory for
+	  servers to support this, though no clients use it yet.
+	- Mandatory operations which we do not support, such as
+	  DESTROY_CLIENTID, FREE_STATEID, SECINFO_NO_NAME, and
+	  TEST_STATEID, are not currently used by clients, but will be
+	  (and the spec recommends their uses in common cases), and
+	  clients should not be expected to know how to recover from the
+	  case where they are not supported.  This will eventually cause
+	  interoperability failures.
+
+In addition, some limitations are inherited from the current NFSv4
+implementation:
+
+	- Incomplete delegation enforcement: if a file is renamed or
+	  unlinked, a client holding a delegation may continue to
+	  indefinitely allow opens of the file under the old name.
+
 The table below, taken from the NFSv4.1 document, lists
 the operations that are mandatory to implement (REQ), optional
 (OPT), and NFSv4.0 operations that are required not to implement (MNI)
@@ -142,6 +190,12 @@ NS*| CB_WANTS_CANCELLED      | OPT       | FDELG,      | Section 20.10 |
 
 Implementation notes:
 
+DELEGPURGE:
+* mandatory only for servers that support CLAIM_DELEGATE_PREV and/or
+  CLAIM_DELEG_PREV_FH (which allows clients to keep delegations that
+  persist across client reboots).  Thus we need not implement this for
+  now.
+
 EXCHANGE_ID:
 * only SP4_NONE state protection supported
 * implementation ids are ignored
diff --git a/Documentation/filesystems/nfsroot.txt b/Documentation/filesystems/nfsroot.txt
index 68baddf3c3e0..3ba0b945aaf8 100644
--- a/Documentation/filesystems/nfsroot.txt
+++ b/Documentation/filesystems/nfsroot.txt
@@ -105,7 +105,7 @@ ip=<client-ip>:<server-ip>:<gw-ip>:<netmask>:<hostname>:<device>:<autoconf>
 		the client address and this parameter is NOT empty only
 		replies from the specified server are accepted.
 
-		Only required for for NFS root. That is autoconfiguration
+		Only required for NFS root. That is autoconfiguration
 		will not be triggered if it is missing and NFS root is not
 		in operation.
 
diff --git a/Documentation/filesystems/ocfs2.txt b/Documentation/filesystems/ocfs2.txt
index c2a0871280a0..c58b9f5ba002 100644
--- a/Documentation/filesystems/ocfs2.txt
+++ b/Documentation/filesystems/ocfs2.txt
@@ -20,15 +20,16 @@ Lots of code taken from ext3 and other projects.
 Authors in alphabetical order:
 Joel Becker   <joel.becker@oracle.com>
 Zach Brown    <zach.brown@oracle.com>
-Mark Fasheh   <mark.fasheh@oracle.com>
+Mark Fasheh   <mfasheh@suse.com>
 Kurt Hackel   <kurt.hackel@oracle.com>
+Tao Ma        <tao.ma@oracle.com>
 Sunil Mushran <sunil.mushran@oracle.com>
 Manish Singh  <manish.singh@oracle.com>
+Tiger Yang    <tiger.yang@oracle.com>
 
 Caveats
 =======
 Features which OCFS2 does not support yet:
-	- quotas
 	- Directory change notification (F_NOTIFY)
 	- Distributed Caching (F_SETLEASE/F_GETLEASE/break_lease)
 
@@ -70,7 +71,6 @@ commit=nrsec	(*)	Ocfs2 can be told to sync all its data and metadata
 			performance.
 localalloc=8(*)		Allows custom localalloc size in MB. If the value is too
 			large, the fs will silently revert it to the default.
-			Localalloc is not enabled for local mounts.
 localflocks		This disables cluster aware flock.
 inode64			Indicates that Ocfs2 is allowed to create inodes at
 			any location in the filesystem, including those which
diff --git a/Documentation/filesystems/proc.txt b/Documentation/filesystems/proc.txt
index ffead13f9443..2c48f945546b 100644
--- a/Documentation/filesystems/proc.txt
+++ b/Documentation/filesystems/proc.txt
@@ -176,6 +176,7 @@ read the file /proc/PID/status:
   CapBnd: ffffffffffffffff
   voluntary_ctxt_switches:        0
   nonvoluntary_ctxt_switches:     1
+  Stack usage:    12 kB
 
 This shows you nearly the same information you would get if you viewed it with
 the ps  command.  In  fact,  ps  uses  the  proc  file  system  to  obtain its
@@ -229,6 +230,7 @@ Table 1-2: Contents of the statm files (as of 2.6.30-rc7)
  Mems_allowed_list           Same as previous, but in "list format"
  voluntary_ctxt_switches     number of voluntary context switches
  nonvoluntary_ctxt_switches  number of non voluntary context switches
+ Stack usage:                stack usage high water mark (round up to page size)
 ..............................................................................
 
 Table 1-3: Contents of the statm files (as of 2.6.8-rc3)
@@ -307,7 +309,7 @@ address           perms offset  dev   inode      pathname
 08049000-0804a000 rw-p 00001000 03:00 8312       /opt/test
 0804a000-0806b000 rw-p 00000000 00:00 0          [heap]
 a7cb1000-a7cb2000 ---p 00000000 00:00 0
-a7cb2000-a7eb2000 rw-p 00000000 00:00 0
+a7cb2000-a7eb2000 rw-p 00000000 00:00 0          [threadstack:001ff4b4]
 a7eb2000-a7eb3000 ---p 00000000 00:00 0
 a7eb3000-a7ed5000 rw-p 00000000 00:00 0
 a7ed5000-a8008000 r-xp 00000000 03:00 4222       /lib/libc.so.6
@@ -343,6 +345,7 @@ is not associated with a file:
  [stack]                  = the stack of the main process
  [vdso]                   = the "virtual dynamic shared object",
                             the kernel system call handler
+ [threadstack:xxxxxxxx]   = the stack of the thread, xxxxxxxx is the stack size
 
  or if empty, the mapping is anonymous.
 
@@ -375,6 +378,19 @@ of memory currently marked as referenced or accessed.
 This file is only present if the CONFIG_MMU kernel configuration option is
 enabled.
 
+The /proc/PID/clear_refs is used to reset the PG_Referenced and ACCESSED/YOUNG
+bits on both physical and virtual pages associated with a process.
+To clear the bits for all the pages associated with the process
+    > echo 1 > /proc/PID/clear_refs
+
+To clear the bits for the anonymous pages associated with the process
+    > echo 2 > /proc/PID/clear_refs
+
+To clear the bits for the file mapped pages associated with the process
+    > echo 3 > /proc/PID/clear_refs
+Any other value written to /proc/PID/clear_refs will have no effect.
+
+
 1.2 Kernel data
 ---------------
 
@@ -1032,9 +1048,9 @@ Various pieces   of  information about  kernel activity  are  available in the
 since the system first booted.  For a quick look, simply cat the file:
 
   > cat /proc/stat
-  cpu  2255 34 2290 22625563 6290 127 456 0
-  cpu0 1132 34 1441 11311718 3675 127 438 0
-  cpu1 1123 0 849 11313845 2614 0 18 0
+  cpu  2255 34 2290 22625563 6290 127 456 0 0
+  cpu0 1132 34 1441 11311718 3675 127 438 0 0
+  cpu1 1123 0 849 11313845 2614 0 18 0 0
   intr 114930548 113199788 3 0 5 263 0 4 [... lots more numbers ...]
   ctxt 1990473
   btime 1062191376
@@ -1056,6 +1072,7 @@ second).  The meanings of the columns are as follows, from left to right:
 - irq: servicing interrupts
 - softirq: servicing softirqs
 - steal: involuntary wait
+- guest: running a guest
 
 The "intr" line gives counts of interrupts  serviced since boot time, for each
 of the  possible system interrupts.   The first  column  is the  total of  all
@@ -1096,7 +1113,6 @@ Table 1-12: Files in /proc/fs/ext4/<devname>
 ..............................................................................
  File            Content                                        
  mb_groups       details of multiblock allocator buddy cache of free blocks
- mb_history      multiblock allocation history
 ..............................................................................
 
 
@@ -1191,7 +1207,7 @@ The following heuristics are then applied:
  * if the task was reniced, its score doubles
  * superuser or direct hardware access tasks (CAP_SYS_ADMIN, CAP_SYS_RESOURCE
  	or CAP_SYS_RAWIO) have their score divided by 4
- * if oom condition happened in one cpuset and checked task does not belong
+ * if oom condition happened in one cpuset and checked process does not belong
  	to it, its score is divided by 8
  * the resulting score is multiplied by two to the power of oom_adj, i.e.
 	points <<= oom_adj when it is positive and
diff --git a/Documentation/filesystems/sharedsubtree.txt b/Documentation/filesystems/sharedsubtree.txt
index 736540045dc7..23a181074f94 100644
--- a/Documentation/filesystems/sharedsubtree.txt
+++ b/Documentation/filesystems/sharedsubtree.txt
@@ -4,7 +4,7 @@ Shared Subtrees
 Contents:
 	1) Overview
 	2) Features
-	3) smount command
+	3) Setting mount states
 	4) Use-case
 	5) Detailed semantics
 	6) Quiz
@@ -41,14 +41,14 @@ replicas continue to be exactly same.
 
 	Here is an example:
 
-	Lets say /mnt has a mount that is shared.
+	Let's say /mnt has a mount that is shared.
 	mount --make-shared /mnt
 
-	note: mount command does not yet support the --make-shared flag.
-	I have included a small C program which does the same by executing
-	'smount /mnt shared'
+	Note: mount(8) command now supports the --make-shared flag,
+	so the sample 'smount' program is no longer needed and has been
+	removed.
 
-	#mount --bind /mnt /tmp
+	# mount --bind /mnt /tmp
 	The above command replicates the mount at /mnt to the mountpoint /tmp
 	and the contents of both the mounts remain identical.
 
@@ -58,8 +58,8 @@ replicas continue to be exactly same.
 	#ls /tmp
 	a b c
 
-	Now lets say we mount a device at /tmp/a
-	#mount /dev/sd0  /tmp/a
+	Now let's say we mount a device at /tmp/a
+	# mount /dev/sd0  /tmp/a
 
 	#ls /tmp/a
 	t1 t2 t2
@@ -80,21 +80,20 @@ replicas continue to be exactly same.
 
 	Here is an example:
 
-	Lets say /mnt has a mount which is shared.
-	#mount --make-shared /mnt
+	Let's say /mnt has a mount which is shared.
+	# mount --make-shared /mnt
 
-	Lets bind mount /mnt to /tmp
-	#mount --bind /mnt /tmp
+	Let's bind mount /mnt to /tmp
+	# mount --bind /mnt /tmp
 
 	the new mount at /tmp becomes a shared mount and it is a replica of
 	the mount at /mnt.
 
-	Now lets make the mount at /tmp; a slave of /mnt
-	#mount --make-slave /tmp
-	[or smount /tmp slave]
+	Now let's make the mount at /tmp; a slave of /mnt
+	# mount --make-slave /tmp
 
-	lets mount /dev/sd0 on /mnt/a
-	#mount /dev/sd0 /mnt/a
+	let's mount /dev/sd0 on /mnt/a
+	# mount /dev/sd0 /mnt/a
 
 	#ls /mnt/a
 	t1 t2 t3
@@ -104,9 +103,9 @@ replicas continue to be exactly same.
 
 	Note the mount event has propagated to the mount at /tmp
 
-	However lets see what happens if we mount something on the mount at /tmp
+	However let's see what happens if we mount something on the mount at /tmp
 
-	#mount /dev/sd1 /tmp/b
+	# mount /dev/sd1 /tmp/b
 
 	#ls /tmp/b
 	s1 s2 s3
@@ -124,12 +123,11 @@ replicas continue to be exactly same.
 
 2d) A unbindable mount is a unbindable private mount
 
-	lets say we have a mount at /mnt and we make is unbindable
+	let's say we have a mount at /mnt and we make is unbindable
 
-	#mount --make-unbindable /mnt
-	 [ smount /mnt  unbindable ]
+	# mount --make-unbindable /mnt
 
-	 Lets try to bind mount this mount somewhere else.
+	 Let's try to bind mount this mount somewhere else.
 	 # mount --bind /mnt /tmp
 	 mount: wrong fs type, bad option, bad superblock on /mnt,
 	        or too many mounted file systems
@@ -137,149 +135,15 @@ replicas continue to be exactly same.
 	Binding a unbindable mount is a invalid operation.
 
 
-3) smount command
+3) Setting mount states
 
-	Currently the mount command is not aware of shared subtree features.
-	Work is in progress to add the support in mount ( util-linux package ).
-	Till then use the following program.
+	The mount command (util-linux package) can be used to set mount
+	states:
 
-	------------------------------------------------------------------------
-	//
-	//this code was developed my Miklos Szeredi <miklos@szeredi.hu>
-	//and modified by Ram Pai <linuxram@us.ibm.com>
-	// sample usage:
-	//              smount /tmp shared
-	//
-	#include <stdio.h>
-	#include <stdlib.h>
-	#include <unistd.h>
-	#include <string.h>
-	#include <sys/mount.h>
-	#include <sys/fsuid.h>
-
-	#ifndef MS_REC
-	#define MS_REC		0x4000	/* 16384: Recursive loopback */
-	#endif
-
-	#ifndef MS_SHARED
-	#define MS_SHARED		1<<20	/* Shared */
-	#endif
-
-	#ifndef MS_PRIVATE
-	#define MS_PRIVATE		1<<18	/* Private */
-	#endif
-
-	#ifndef MS_SLAVE
-	#define MS_SLAVE		1<<19	/* Slave */
-	#endif
-
-	#ifndef MS_UNBINDABLE
-	#define MS_UNBINDABLE		1<<17	/* Unbindable */
-	#endif
-
-	int main(int argc, char *argv[])
-	{
-		int type;
-		if(argc != 3) {
-			fprintf(stderr, "usage: %s dir "
-			"<rshared|rslave|rprivate|runbindable|shared|slave"
-			"|private|unbindable>\n" , argv[0]);
-			return 1;
-		}
-
-		fprintf(stdout, "%s %s %s\n", argv[0], argv[1], argv[2]);
-
-		if (strcmp(argv[2],"rshared")==0)
-			type=(MS_SHARED|MS_REC);
-		else if (strcmp(argv[2],"rslave")==0)
-			type=(MS_SLAVE|MS_REC);
-		else if (strcmp(argv[2],"rprivate")==0)
-			type=(MS_PRIVATE|MS_REC);
-		else if (strcmp(argv[2],"runbindable")==0)
-			type=(MS_UNBINDABLE|MS_REC);
-		else if (strcmp(argv[2],"shared")==0)
-			type=MS_SHARED;
-		else if (strcmp(argv[2],"slave")==0)
-			type=MS_SLAVE;
-		else if (strcmp(argv[2],"private")==0)
-			type=MS_PRIVATE;
-		else if (strcmp(argv[2],"unbindable")==0)
-			type=MS_UNBINDABLE;
-		else {
-			fprintf(stderr, "invalid operation: %s\n", argv[2]);
-			return 1;
-		}
-		setfsuid(getuid());
-
-		if(mount("", argv[1], "dontcare", type, "") == -1) {
-			perror("mount");
-			return 1;
-		}
-		return 0;
-	}
-	-----------------------------------------------------------------------
-
-	Copy the above code snippet into smount.c
-	gcc -o smount smount.c
-
-
-	(i) To mark all the mounts under /mnt as shared execute the following
-	command:
-
-	 	smount /mnt rshared
-		the corresponding syntax planned for mount command is
-		mount --make-rshared /mnt
-
-	    just to mark a mount /mnt as shared, execute the following
-	    command:
-	 	smount /mnt shared
-		the corresponding syntax planned for mount command is
-		mount --make-shared /mnt
-
-	(ii) To mark all the shared mounts under /mnt as slave execute the
-	following
-
-	     command:
-		smount /mnt rslave
-		the corresponding syntax planned for mount command is
-		mount --make-rslave /mnt
-
-	    just to mark a mount /mnt as slave, execute the following
-	    command:
-	 	smount /mnt slave
-		the corresponding syntax planned for mount command is
-		mount --make-slave /mnt
-
-	(iii) To mark all the mounts under /mnt as private execute the
-	following command:
-
-		smount /mnt rprivate
-		the corresponding syntax planned for mount command is
-		mount --make-rprivate /mnt
-
-	    just to mark a mount /mnt as private, execute the following
-	    command:
-	 	smount /mnt private
-		the corresponding syntax planned for mount command is
-		mount --make-private /mnt
-
-	      NOTE: by default all the mounts are created as private. But if
-	      you want to change some shared/slave/unbindable  mount as
-	      private at a later point in time, this command can help.
-
-	(iv) To mark all the mounts under /mnt as unbindable execute the
-	following
-
-	     command:
-		smount /mnt runbindable
-		the corresponding syntax planned for mount command is
-		mount --make-runbindable /mnt
-
-	    just to mark a mount /mnt as unbindable, execute the following
-	    command:
-	 	smount /mnt unbindable
-		the corresponding syntax planned for mount command is
-		mount --make-unbindable /mnt
+	mount --make-shared mountpoint
+	mount --make-slave mountpoint
+	mount --make-private mountpoint
+	mount --make-unbindable mountpoint
 
 
 4) Use cases
@@ -350,7 +214,7 @@ replicas continue to be exactly same.
 		mount --rbind / /view/v3
 		mount --rbind / /view/v4
 
-		and if /usr has a versioning filesystem mounted, than that
+		and if /usr has a versioning filesystem mounted, then that
 		mount appears at /view/v1/usr, /view/v2/usr, /view/v3/usr and
 		/view/v4/usr too
 
@@ -390,7 +254,7 @@ replicas continue to be exactly same.
 
 		For example:
 			mount --make-shared /mnt
-			mount --bin /mnt /tmp
+			mount --bind /mnt /tmp
 
 		The mount at /mnt and that at /tmp are both shared and belong
 		to the same peer group. Anything mounted or unmounted under
@@ -558,7 +422,7 @@ replicas continue to be exactly same.
 	then the subtree under the unbindable mount is pruned in the new
 	location.
 
-	eg: lets say we have the following mount tree.
+	eg: let's say we have the following mount tree.
 
 		A
 	      /   \
@@ -566,7 +430,7 @@ replicas continue to be exactly same.
 	     / \ / \
 	     D E F G
 
-	     Lets say all the mount except the mount C in the tree are
+	     Let's say all the mount except the mount C in the tree are
 	     of a type other than unbindable.
 
 	     If this tree is rbound to say Z
@@ -683,13 +547,13 @@ replicas continue to be exactly same.
 	'b' on mounts that receive propagation from mount 'B' and does not have
 	sub-mounts within them are unmounted.
 
-	Example: Lets say 'B1', 'B2', 'B3' are shared mounts that propagate to
+	Example: Let's say 'B1', 'B2', 'B3' are shared mounts that propagate to
 	each other.
 
-	lets say 'A1', 'A2', 'A3' are first mounted at dentry 'b' on mount
+	let's say 'A1', 'A2', 'A3' are first mounted at dentry 'b' on mount
 	'B1', 'B2' and 'B3' respectively.
 
-	lets say 'C1', 'C2', 'C3' are next mounted at the same dentry 'b' on
+	let's say 'C1', 'C2', 'C3' are next mounted at the same dentry 'b' on
 	mount 'B1', 'B2' and 'B3' respectively.
 
 	if 'C1' is unmounted, all the mounts that are most-recently-mounted on
@@ -710,7 +574,7 @@ replicas continue to be exactly same.
 	A cloned namespace contains all the mounts as that of the parent
 	namespace.
 
-	Lets say 'A' and 'B' are the corresponding mounts in the parent and the
+	Let's say 'A' and 'B' are the corresponding mounts in the parent and the
 	child namespace.
 
 	If 'A' is shared, then 'B' is also shared and 'A' and 'B' propagate to
@@ -759,11 +623,11 @@ replicas continue to be exactly same.
 		mount --make-slave /mnt
 
 		At this point we have the first mount at /tmp and
-		its root dentry is 1. Lets call this mount 'A'
+		its root dentry is 1. Let's call this mount 'A'
 		And then we have a second mount at /tmp1 with root
-		dentry 2. Lets call this mount 'B'
+		dentry 2. Let's call this mount 'B'
 		Next we have a third mount at /mnt with root dentry
-		mnt. Lets call this mount 'C'
+		mnt. Let's call this mount 'C'
 
 		'B' is the slave of 'A' and 'C' is a slave of 'B'
 		A -> B -> C
@@ -794,7 +658,7 @@ replicas continue to be exactly same.
 
 	Q3 Why is unbindable mount needed?
 
-		Lets say we want to replicate the mount tree at multiple
+		Let's say we want to replicate the mount tree at multiple
 		locations within the same subtree.
 
 		if one rbind mounts a tree within the same subtree 'n' times
@@ -803,7 +667,7 @@ replicas continue to be exactly same.
 		mounts. Here is a example.
 
 		step 1:
-		   lets say the root tree has just two directories with
+		   let's say the root tree has just two directories with
 		   one vfsmount.
 				    root
 				   /    \
@@ -875,7 +739,7 @@ replicas continue to be exactly same.
 		Unclonable mounts come in handy here.
 
 		step 1:
-		   lets say the root tree has just two directories with
+		   let's say the root tree has just two directories with
 		   one vfsmount.
 				    root
 				   /    \
diff --git a/Documentation/filesystems/vfat.txt b/Documentation/filesystems/vfat.txt
index b58b84b50fa2..eed520fd0c8e 100644
--- a/Documentation/filesystems/vfat.txt
+++ b/Documentation/filesystems/vfat.txt
@@ -102,7 +102,7 @@ shortname=lower|win95|winnt|mixed
 		 winnt: emulate the Windows NT rule for display/create.
 		 mixed: emulate the Windows NT rule for display,
 			emulate the Windows 95 rule for create.
-		 Default setting is `lower'.
+		 Default setting is `mixed'.
 
 tz=UTC        -- Interpret timestamps as UTC rather than local time.
                  This option disables the conversion of timestamps
diff --git a/Documentation/filesystems/vfs.txt b/Documentation/filesystems/vfs.txt
index f49eecf2e573..623f094c9d8d 100644
--- a/Documentation/filesystems/vfs.txt
+++ b/Documentation/filesystems/vfs.txt
@@ -536,6 +536,7 @@ struct address_space_operations {
 	/* migrate the contents of a page to the specified target */
 	int (*migratepage) (struct page *, struct page *);
 	int (*launder_page) (struct page *);
+	int (*error_remove_page) (struct mapping *mapping, struct page *page);
 };
 
   writepage: called by the VM to write a dirty page to backing store.
@@ -694,6 +695,12 @@ struct address_space_operations {
   	prevent redirtying the page, it is kept locked during the whole
 	operation.
 
+  error_remove_page: normally set to generic_error_remove_page if truncation
+	is ok for this address space. Used for memory failure handling.
+	Setting this implies you deal with pages going away under you,
+	unless you have them locked or reference counts increased.
+
+
 The File Object
 ===============
 
diff --git a/Documentation/flexible-arrays.txt b/Documentation/flexible-arrays.txt
index 84eb26808dee..cb8a3a00cc92 100644
--- a/Documentation/flexible-arrays.txt
+++ b/Documentation/flexible-arrays.txt
@@ -1,5 +1,5 @@
 Using flexible arrays in the kernel
-Last updated for 2.6.31
+Last updated for 2.6.32
 Jonathan Corbet <corbet@lwn.net>
 
 Large contiguous memory allocations can be unreliable in the Linux kernel.
@@ -40,6 +40,13 @@ argument is passed directly to the internal memory allocation calls.  With
 the current code, using flags to ask for high memory is likely to lead to
 notably unpleasant side effects.
 
+It is also possible to define flexible arrays at compile time with:
+
+    DEFINE_FLEX_ARRAY(name, element_size, total);
+
+This macro will result in a definition of an array with the given name; the
+element size and total will be checked for validity at compile time.
+
 Storing data into a flexible array is accomplished with a call to:
 
     int flex_array_put(struct flex_array *array, unsigned int element_nr,
@@ -76,16 +83,30 @@ particular element has never been allocated.
 Note that it is possible to get back a valid pointer for an element which
 has never been stored in the array.  Memory for array elements is allocated
 one page at a time; a single allocation could provide memory for several
-adjacent elements.  The flexible array code does not know if a specific
-element has been written; it only knows if the associated memory is
-present.  So a flex_array_get() call on an element which was never stored
-in the array has the potential to return a pointer to random data.  If the
-caller does not have a separate way to know which elements were actually
-stored, it might be wise, at least, to add GFP_ZERO to the flags argument
-to ensure that all elements are zeroed.
-
-There is no way to remove a single element from the array.  It is possible,
-though, to remove all elements with a call to:
+adjacent elements.  Flexible array elements are normally initialized to the
+value FLEX_ARRAY_FREE (defined as 0x6c in <linux/poison.h>), so errors
+involving that number probably result from use of unstored array entries.
+Note that, if array elements are allocated with __GFP_ZERO, they will be
+initialized to zero and this poisoning will not happen.
+
+Individual elements in the array can be cleared with:
+
+    int flex_array_clear(struct flex_array *array, unsigned int element_nr);
+
+This function will set the given element to FLEX_ARRAY_FREE and return
+zero.  If storage for the indicated element is not allocated for the array,
+flex_array_clear() will return -EINVAL instead.  Note that clearing an
+element does not release the storage associated with it; to reduce the
+allocated size of an array, call:
+
+    int flex_array_shrink(struct flex_array *array);
+
+The return value will be the number of pages of memory actually freed.
+This function works by scanning the array for pages containing nothing but
+FLEX_ARRAY_FREE bytes, so (1) it can be expensive, and (2) it will not work
+if the array's pages are allocated with __GFP_ZERO.
+
+It is possible to remove all elements of an array with a call to:
 
     void flex_array_free_parts(struct flex_array *array);
 
diff --git a/Documentation/gcov.txt b/Documentation/gcov.txt
index 40ec63352760..e7ca6478cd93 100644
--- a/Documentation/gcov.txt
+++ b/Documentation/gcov.txt
@@ -47,7 +47,7 @@ Possible uses:
 
 Configure the kernel with:
 
-        CONFIG_DEBUGFS=y
+        CONFIG_DEBUG_FS=y
         CONFIG_GCOV_KERNEL=y
 
 and to get coverage data for the entire kernel:
diff --git a/Documentation/gpio.txt b/Documentation/gpio.txt
index e4b6985044a2..fa4dc077ae0e 100644
--- a/Documentation/gpio.txt
+++ b/Documentation/gpio.txt
@@ -524,6 +524,13 @@ and have the following read/write attributes:
 		is configured as an output, this value may be written;
 		any nonzero value is treated as high.
 
+	"edge" ... reads as either "none", "rising", "falling", or
+		"both". Write these strings to select the signal edge(s)
+		that will make poll(2) on the "value" file return.
+
+		This file exists only if the pin can be configured as an
+		interrupt generating input pin.
+
 GPIO controllers have paths like /sys/class/gpio/chipchip42/ (for the
 controller implementing GPIOs starting at #42) and have the following
 read-only attributes:
@@ -555,6 +562,11 @@ requested using gpio_request():
 	/* reverse gpio_export() */
 	void gpio_unexport();
 
+	/* create a sysfs link to an exported GPIO node */
+	int gpio_export_link(struct device *dev, const char *name,
+		unsigned gpio)
+
+
 After a kernel driver requests a GPIO, it may only be made available in
 the sysfs interface by gpio_export().  The driver can control whether the
 signal direction may change.  This helps drivers prevent userspace code
@@ -563,3 +575,8 @@ from accidentally clobbering important system state.
 This explicit exporting can help with debugging (by making some kinds
 of experiments easier), or can provide an always-there interface that's
 suitable for documenting as part of a board support package.
+
+After the GPIO has been exported, gpio_export_link() allows creating
+symlinks from elsewhere in sysfs to the GPIO sysfs node.  Drivers can
+use this to provide the interface under their own device in sysfs with
+a descriptive name.
diff --git a/Documentation/hwmon/acpi_power_meter b/Documentation/hwmon/acpi_power_meter
new file mode 100644
index 000000000000..c80399a00c50
--- /dev/null
+++ b/Documentation/hwmon/acpi_power_meter
@@ -0,0 +1,51 @@
+Kernel driver power_meter
+=========================
+
+This driver talks to ACPI 4.0 power meters.
+
+Supported systems:
+  * Any recent system with ACPI 4.0.
+    Prefix: 'power_meter'
+    Datasheet: http://acpi.info/, section 10.4.
+
+Author: Darrick J. Wong
+
+Description
+-----------
+
+This driver implements sensor reading support for the power meters exposed in
+the ACPI 4.0 spec (Chapter 10.4).  These devices have a simple set of
+features--a power meter that returns average power use over a configurable
+interval, an optional capping mechanism, and a couple of trip points.  The
+sysfs interface conforms with the specification outlined in the "Power" section
+of Documentation/hwmon/sysfs-interface.
+
+Special Features
+----------------
+
+The power[1-*]_is_battery knob indicates if the power supply is a battery.
+Both power[1-*]_average_{min,max} must be set before the trip points will work.
+When both of them are set, an ACPI event will be broadcast on the ACPI netlink
+socket and a poll notification will be sent to the appropriate
+power[1-*]_average sysfs file.
+
+The power[1-*]_{model_number, serial_number, oem_info} fields display arbitrary
+strings that ACPI provides with the meter.  The measures/ directory contains
+symlinks to the devices that this meter measures.
+
+Some computers have the ability to enforce a power cap in hardware.  If this is
+the case, the power[1-*]_cap and related sysfs files will appear.  When the
+average power consumption exceeds the cap, an ACPI event will be broadcast on
+the netlink event socket and a poll notification will be sent to the
+appropriate power[1-*]_alarm file to indicate that capping has begun, and the
+hardware has taken action to reduce power consumption.  Most likely this will
+result in reduced performance.
+
+There are a few other ACPI notifications that can be sent by the firmware.  In
+all cases the ACPI event will be broadcast on the ACPI netlink event socket as
+well as sent as a poll notification to a sysfs file.  The events are as
+follows:
+
+power[1-*]_cap will be notified if the firmware changes the power cap.
+power[1-*]_interval will be notified if the firmware changes the averaging
+interval.
diff --git a/Documentation/hwmon/coretemp b/Documentation/hwmon/coretemp
index dbbe6c7025b0..92267b62db59 100644
--- a/Documentation/hwmon/coretemp
+++ b/Documentation/hwmon/coretemp
@@ -4,7 +4,9 @@ Kernel driver coretemp
 Supported chips:
   * All Intel Core family
     Prefix: 'coretemp'
-    CPUID: family 0x6, models 0xe, 0xf, 0x16, 0x17
+    CPUID: family 0x6, models 0xe (Pentium M DC), 0xf (Core 2 DC 65nm),
+                              0x16 (Core 2 SC 65nm), 0x17 (Penryn 45nm),
+                              0x1a (Nehalem), 0x1c (Atom), 0x1e (Lynnfield)
     Datasheet: Intel 64 and IA-32 Architectures Software Developer's Manual
                Volume 3A: System Programming Guide
                http://softwarecommunity.intel.com/Wiki/Mobility/720.htm
diff --git a/Documentation/hwmon/fscher b/Documentation/hwmon/fscher
deleted file mode 100644
index 64031659aff3..000000000000
--- a/Documentation/hwmon/fscher
+++ /dev/null
@@ -1,169 +0,0 @@
-Kernel driver fscher
-====================
-
-Supported chips:
-  * Fujitsu-Siemens Hermes chip
-    Prefix: 'fscher'
-    Addresses scanned: I2C 0x73
-
-Authors:
-        Reinhard Nissl <rnissl@gmx.de> based on work
-        from Hermann Jung <hej@odn.de>,
-        Frodo Looijaard <frodol@dds.nl>,
-        Philip Edelbrock <phil@netroedge.com>
-
-Description
------------
-
-This driver implements support for the Fujitsu-Siemens Hermes chip. It is
-described in the 'Register Set Specification BMC Hermes based Systemboard'
-from Fujitsu-Siemens.
-
-The Hermes chip implements a hardware-based system management, e.g. for
-controlling fan speed and core voltage. There is also a watchdog counter on
-the chip which can trigger an alarm and even shut the system down.
-
-The chip provides three temperature values (CPU, motherboard and
-auxiliary), three voltage values (+12V, +5V and battery) and three fans
-(power supply, CPU and auxiliary).
-
-Temperatures are measured in degrees Celsius. The resolution is 1 degree.
-
-Fan rotation speeds are reported in RPM (rotations per minute). The value
-can be divided by a programmable divider (1, 2 or 4) which is stored on
-the chip.
-
-Voltage sensors (also known as "in" sensors) report their values in volts.
-
-All values are reported as final values from the driver. There is no need
-for further calculations.
-
-
-Detailed description
---------------------
-
-Below you'll find a single line description of all the bit values. With
-this information, you're able to decode e. g. alarms, wdog, etc. To make
-use of the watchdog, you'll need to set the watchdog time and enable the
-watchdog. After that it is necessary to restart the watchdog time within
-the specified period of time, or a system reset will occur.
-
-* revision
-  READING & 0xff = 0x??: HERMES revision identification
-
-* alarms
-  READING & 0x80 = 0x80: CPU throttling active
-  READING & 0x80 = 0x00: CPU running at full speed
-
-  READING & 0x10 = 0x10: software event (see control:1)
-  READING & 0x10 = 0x00: no software event
-
-  READING & 0x08 = 0x08: watchdog event (see wdog:2)
-  READING & 0x08 = 0x00: no watchdog event
-
-  READING & 0x02 = 0x02: thermal event (see temp*:1)
-  READING & 0x02 = 0x00: no thermal event
-
-  READING & 0x01 = 0x01: fan event (see fan*:1)
-  READING & 0x01 = 0x00: no fan event
-
-  READING & 0x13 ! 0x00: ALERT LED is flashing
-
-* control
-  READING & 0x01 = 0x01: software event
-  READING & 0x01 = 0x00: no software event
-
-  WRITING & 0x01 = 0x01: set software event
-  WRITING & 0x01 = 0x00: clear software event
-
-* watchdog_control
-  READING & 0x80 = 0x80: power off on watchdog event while thermal event
-  READING & 0x80 = 0x00: watchdog power off disabled (just system reset enabled)
-
-  READING & 0x40 = 0x40: watchdog timebase 60 seconds (see also wdog:1)
-  READING & 0x40 = 0x00: watchdog timebase  2 seconds
-
-  READING & 0x10 = 0x10: watchdog enabled
-  READING & 0x10 = 0x00: watchdog disabled
-
-  WRITING & 0x80 = 0x80: enable "power off on watchdog event while thermal event"
-  WRITING & 0x80 = 0x00: disable "power off on watchdog event while thermal event"
-
-  WRITING & 0x40 = 0x40: set watchdog timebase to 60 seconds
-  WRITING & 0x40 = 0x00: set watchdog timebase to  2 seconds
-
-  WRITING & 0x20 = 0x20: disable watchdog
-
-  WRITING & 0x10 = 0x10: enable watchdog / restart watchdog time
-
-* watchdog_state
-  READING & 0x02 = 0x02: watchdog system reset occurred
-  READING & 0x02 = 0x00: no watchdog system reset occurred
-
-  WRITING & 0x02 = 0x02: clear watchdog event
-
-* watchdog_preset
-  READING & 0xff = 0x??: configured watch dog time in units (see wdog:3 0x40)
-
-  WRITING & 0xff = 0x??: configure watch dog time in units
-
-* in*     (0: +5V, 1: +12V, 2: onboard 3V battery)
-  READING: actual voltage value
-
-* temp*_status   (1: CPU sensor, 2: onboard sensor, 3: auxiliary sensor)
-  READING & 0x02 = 0x02: thermal event (overtemperature)
-  READING & 0x02 = 0x00: no thermal event
-
-  READING & 0x01 = 0x01: sensor is working
-  READING & 0x01 = 0x00: sensor is faulty
-
-  WRITING & 0x02 = 0x02: clear thermal event
-
-* temp*_input   (1: CPU sensor, 2: onboard sensor, 3: auxiliary sensor)
-  READING: actual temperature value
-
-* fan*_status   (1: power supply fan, 2: CPU fan, 3: auxiliary fan)
-  READING & 0x04 = 0x04: fan event (fan fault)
-  READING & 0x04 = 0x00: no fan event
-
-  WRITING & 0x04 = 0x04: clear fan event
-
-* fan*_div (1: power supply fan, 2: CPU fan, 3: auxiliary fan)
-  	Divisors 2,4 and 8 are supported, both for reading and writing
-
-* fan*_pwm   (1: power supply fan, 2: CPU fan, 3: auxiliary fan)
-  READING & 0xff = 0x00: fan may be switched off
-  READING & 0xff = 0x01: fan must run at least at minimum speed (supply: 6V)
-  READING & 0xff = 0xff: fan must run at maximum speed (supply: 12V)
-  READING & 0xff = 0x??: fan must run at least at given speed (supply: 6V..12V)
-
-  WRITING & 0xff = 0x00: fan may be switched off
-  WRITING & 0xff = 0x01: fan must run at least at minimum speed (supply: 6V)
-  WRITING & 0xff = 0xff: fan must run at maximum speed (supply: 12V)
-  WRITING & 0xff = 0x??: fan must run at least at given speed (supply: 6V..12V)
-
-* fan*_input   (1: power supply fan, 2: CPU fan, 3: auxiliary fan)
-  READING: actual RPM value
-
-
-Limitations
------------
-
-* Measuring fan speed
-It seems that the chip counts "ripples" (typical fans produce 2 ripples per
-rotation while VERAX fans produce 18) in a 9-bit register. This register is
-read out every second, then the ripple prescaler (2, 4 or 8) is applied and
-the result is stored in the 8 bit output register. Due to the limitation of
-the counting register to 9 bits, it is impossible to measure a VERAX fan
-properly (even with a prescaler of 8). At its maximum speed of 3500 RPM the
-fan produces 1080 ripples per second which causes the counting register to
-overflow twice, leading to only 186 RPM.
-
-* Measuring input voltages
-in2 ("battery") reports the voltage of the onboard lithium battery and not
-+3.3V from the power supply.
-
-* Undocumented features
-Fujitsu-Siemens Computers has not documented all features of the chip so
-far. Their software, System Guard, shows that there are a still some
-features which cannot be controlled by this implementation.
diff --git a/Documentation/hwmon/hpfall.c b/Documentation/hwmon/hpfall.c
index bbea1ccfd46a..681ec22b9d0e 100644
--- a/Documentation/hwmon/hpfall.c
+++ b/Documentation/hwmon/hpfall.c
@@ -16,6 +16,34 @@
 #include <stdint.h>
 #include <errno.h>
 #include <signal.h>
+#include <sys/mman.h>
+#include <sched.h>
+
+char unload_heads_path[64];
+
+int set_unload_heads_path(char *device)
+{
+	char devname[64];
+
+	if (strlen(device) <= 5 || strncmp(device, "/dev/", 5) != 0)
+		return -EINVAL;
+	strncpy(devname, device + 5, sizeof(devname));
+
+	snprintf(unload_heads_path, sizeof(unload_heads_path),
+				"/sys/block/%s/device/unload_heads", devname);
+	return 0;
+}
+int valid_disk(void)
+{
+	int fd = open(unload_heads_path, O_RDONLY);
+	if (fd < 0) {
+		perror(unload_heads_path);
+		return 0;
+	}
+
+	close(fd);
+	return 1;
+}
 
 void write_int(char *path, int i)
 {
@@ -40,7 +68,7 @@ void set_led(int on)
 
 void protect(int seconds)
 {
-	write_int("/sys/block/sda/device/unload_heads", seconds*1000);
+	write_int(unload_heads_path, seconds*1000);
 }
 
 int on_ac(void)
@@ -57,45 +85,62 @@ void ignore_me(void)
 {
 	protect(0);
 	set_led(0);
-
 }
 
-int main(int argc, char* argv[])
+int main(int argc, char **argv)
 {
-       int fd, ret;
+	int fd, ret;
+	struct sched_param param;
+
+	if (argc == 1)
+		ret = set_unload_heads_path("/dev/sda");
+	else if (argc == 2)
+		ret = set_unload_heads_path(argv[1]);
+	else
+		ret = -EINVAL;
+
+	if (ret || !valid_disk()) {
+		fprintf(stderr, "usage: %s <device> (default: /dev/sda)\n",
+				argv[0]);
+		exit(1);
+	}
+
+	fd = open("/dev/freefall", O_RDONLY);
+	if (fd < 0) {
+		perror("/dev/freefall");
+		return EXIT_FAILURE;
+	}
 
-       fd = open("/dev/freefall", O_RDONLY);
-       if (fd < 0) {
-               perror("open");
-               return EXIT_FAILURE;
-       }
+	daemon(0, 0);
+	param.sched_priority = sched_get_priority_max(SCHED_FIFO);
+	sched_setscheduler(0, SCHED_FIFO, &param);
+	mlockall(MCL_CURRENT|MCL_FUTURE);
 
 	signal(SIGALRM, ignore_me);
 
-       for (;;) {
-	       unsigned char count;
-
-               ret = read(fd, &count, sizeof(count));
-	       alarm(0);
-	       if ((ret == -1) && (errno == EINTR)) {
-		       /* Alarm expired, time to unpark the heads */
-		       continue;
-	       }
-
-               if (ret != sizeof(count)) {
-                       perror("read");
-                       break;
-               }
-
-	       protect(21);
-	       set_led(1);
-	       if (1 || on_ac() || lid_open()) {
-		       alarm(2);
-	       } else {
-		       alarm(20);
-	       }
-       }
-
-       close(fd);
-       return EXIT_SUCCESS;
+	for (;;) {
+		unsigned char count;
+
+		ret = read(fd, &count, sizeof(count));
+		alarm(0);
+		if ((ret == -1) && (errno == EINTR)) {
+			/* Alarm expired, time to unpark the heads */
+			continue;
+		}
+
+		if (ret != sizeof(count)) {
+			perror("read");
+			break;
+		}
+
+		protect(21);
+		set_led(1);
+		if (1 || on_ac() || lid_open())
+			alarm(2);
+		else
+			alarm(20);
+	}
+
+	close(fd);
+	return EXIT_SUCCESS;
 }
diff --git a/Documentation/hwmon/ltc4215 b/Documentation/hwmon/ltc4215
index 2e6a21eb656c..c196a1846259 100644
--- a/Documentation/hwmon/ltc4215
+++ b/Documentation/hwmon/ltc4215
@@ -22,12 +22,13 @@ Usage Notes
 -----------
 
 This driver does not probe for LTC4215 devices, due to the fact that some
-of the possible addresses are unfriendly to probing. You will need to use
-the "force" parameter to tell the driver where to find the device.
+of the possible addresses are unfriendly to probing. You will have to
+instantiate the devices explicitly.
 
 Example: the following will load the driver for an LTC4215 at address 0x44
 on I2C bus #0:
-$ modprobe ltc4215 force=0,0x44
+$ modprobe ltc4215
+$ echo ltc4215 0x44 > /sys/bus/i2c/devices/i2c-0/new_device
 
 
 Sysfs entries
diff --git a/Documentation/hwmon/ltc4245 b/Documentation/hwmon/ltc4245
index bae7a3adc5d8..02838a47d862 100644
--- a/Documentation/hwmon/ltc4245
+++ b/Documentation/hwmon/ltc4245
@@ -23,12 +23,13 @@ Usage Notes
 -----------
 
 This driver does not probe for LTC4245 devices, due to the fact that some
-of the possible addresses are unfriendly to probing. You will need to use
-the "force" parameter to tell the driver where to find the device.
+of the possible addresses are unfriendly to probing. You will have to
+instantiate the devices explicitly.
 
 Example: the following will load the driver for an LTC4245 at address 0x23
 on I2C bus #1:
-$ modprobe ltc4245 force=1,0x23
+$ modprobe ltc4245
+$ echo ltc4245 0x23 > /sys/bus/i2c/devices/i2c-1/new_device
 
 
 Sysfs entries
diff --git a/Documentation/hwmon/pc87427 b/Documentation/hwmon/pc87427
index d1ebbe510f35..db5cc1227a83 100644
--- a/Documentation/hwmon/pc87427
+++ b/Documentation/hwmon/pc87427
@@ -34,5 +34,5 @@ Fan rotation speeds are reported as 14-bit values from a gated clock
 signal. Speeds down to 83 RPM can be measured.
 
 An alarm is triggered if the rotation speed drops below a programmable
-limit. Another alarm is triggered if the speed is too low to to be measured
+limit. Another alarm is triggered if the speed is too low to be measured
 (including stalled or missing fan).
diff --git a/Documentation/hwmon/sysfs-interface b/Documentation/hwmon/sysfs-interface
index dcbd502c8792..82def883361b 100644
--- a/Documentation/hwmon/sysfs-interface
+++ b/Documentation/hwmon/sysfs-interface
@@ -353,10 +353,20 @@ power[1-*]_average		Average power use
 				Unit: microWatt
 				RO
 
-power[1-*]_average_interval	Power use averaging interval
+power[1-*]_average_interval	Power use averaging interval.  A poll
+				notification is sent to this file if the
+				hardware changes the averaging interval.
 				Unit: milliseconds
 				RW
 
+power[1-*]_average_interval_max	Maximum power use averaging interval
+				Unit: milliseconds
+				RO
+
+power[1-*]_average_interval_min	Minimum power use averaging interval
+				Unit: milliseconds
+				RO
+
 power[1-*]_average_highest	Historical average maximum power use
 				Unit: microWatt
 				RO
@@ -365,6 +375,18 @@ power[1-*]_average_lowest	Historical average minimum power use
 				Unit: microWatt
 				RO
 
+power[1-*]_average_max		A poll notification is sent to
+				power[1-*]_average when power use
+				rises above this value.
+				Unit: microWatt
+				RW
+
+power[1-*]_average_min		A poll notification is sent to
+				power[1-*]_average when power use
+				sinks below this value.
+				Unit: microWatt
+				RW
+
 power[1-*]_input		Instantaneous power use
 				Unit: microWatt
 				RO
@@ -381,6 +403,39 @@ power[1-*]_reset_history	Reset input_highest, input_lowest,
 				average_highest and average_lowest.
 				WO
 
+power[1-*]_accuracy		Accuracy of the power meter.
+				Unit: Percent
+				RO
+
+power[1-*]_alarm		1 if the system is drawing more power than the
+				cap allows; 0 otherwise.  A poll notification is
+				sent to this file when the power use exceeds the
+				cap.  This file only appears if the cap is known
+				to be enforced by hardware.
+				RO
+
+power[1-*]_cap			If power use rises above this limit, the
+				system should take action to reduce power use.
+				A poll notification is sent to this file if the
+				cap is changed by the hardware.  The *_cap
+				files only appear if the cap is known to be
+				enforced by hardware.
+				Unit: microWatt
+				RW
+
+power[1-*]_cap_hyst		Margin of hysteresis built around capping and
+				notification.
+				Unit: microWatt
+				RW
+
+power[1-*]_cap_max		Maximum cap that can be set.
+				Unit: microWatt
+				RO
+
+power[1-*]_cap_min		Minimum cap that can be set.
+				Unit: microWatt
+				RO
+
 **********
 * Energy *
 **********
diff --git a/Documentation/i2c/busses/i2c-piix4 b/Documentation/i2c/busses/i2c-piix4
index f889481762b5..ac540c71c7eb 100644
--- a/Documentation/i2c/busses/i2c-piix4
+++ b/Documentation/i2c/busses/i2c-piix4
@@ -8,6 +8,8 @@ Supported adapters:
     Datasheet: Only available via NDA from ServerWorks
   * ATI IXP200, IXP300, IXP400, SB600, SB700 and SB800 southbridges
     Datasheet: Not publicly available
+  * AMD Hudson-2
+    Datasheet: Not publicly available
   * Standard Microsystems (SMSC) SLC90E66 (Victory66) southbridge
     Datasheet: Publicly available at the SMSC website http://www.smsc.com
 
diff --git a/Documentation/i2c/chips/pca9539 b/Documentation/i2c/chips/pca9539
deleted file mode 100644
index 6aff890088b1..000000000000
--- a/Documentation/i2c/chips/pca9539
+++ /dev/null
@@ -1,58 +0,0 @@
-Kernel driver pca9539
-=====================
-
-NOTE: this driver is deprecated and will be dropped soon, use
-drivers/gpio/pca9539.c instead.
-
-Supported chips:
-  * Philips PCA9539
-    Prefix: 'pca9539'
-    Addresses scanned: none
-    Datasheet:
-        http://www.semiconductors.philips.com/acrobat/datasheets/PCA9539_2.pdf
-
-Author: Ben Gardner <bgardner@wabtec.com>
-
-
-Description
------------
-
-The Philips PCA9539 is a 16 bit low power I/O device.
-All 16 lines can be individually configured as an input or output.
-The input sense can also be inverted.
-The 16 lines are split between two bytes.
-
-
-Detection
----------
-
-The PCA9539 is difficult to detect and not commonly found in PC machines,
-so you have to pass the I2C bus and address of the installed PCA9539
-devices explicitly to the driver at load time via the force=... parameter.
-
-
-Sysfs entries
--------------
-
-Each is a byte that maps to the 8 I/O bits.
-A '0' suffix is for bits 0-7, while '1' is for bits 8-15.
-
-input[01]     - read the current value
-output[01]    - sets the output value
-direction[01] - direction of each bit: 1=input, 0=output
-invert[01]    - toggle the input bit sense
-
-input reads the actual state of the line and is always available.
-The direction defaults to input for all channels.
-
-
-General Remarks
----------------
-
-Note that each output, direction, and invert entry controls 8 lines.
-You should use the read, modify, write sequence.
-For example. to set output bit 0 of 1.
-  val=$(cat output0)
-  val=$(( $val | 1 ))
-  echo $val > output0
-
diff --git a/Documentation/i2c/chips/pcf8574 b/Documentation/i2c/chips/pcf8574
deleted file mode 100644
index 235815c075ff..000000000000
--- a/Documentation/i2c/chips/pcf8574
+++ /dev/null
@@ -1,65 +0,0 @@
-Kernel driver pcf8574
-=====================
-
-Supported chips:
-  * Philips PCF8574
-    Prefix: 'pcf8574'
-    Addresses scanned: none
-    Datasheet: Publicly available at the Philips Semiconductors website
-               http://www.semiconductors.philips.com/pip/PCF8574P.html
-
- * Philips PCF8574A
-    Prefix: 'pcf8574a'
-    Addresses scanned: none
-    Datasheet: Publicly available at the Philips Semiconductors website
-               http://www.semiconductors.philips.com/pip/PCF8574P.html
-
-Authors:
-        Frodo Looijaard <frodol@dds.nl>,
-        Philip Edelbrock <phil@netroedge.com>,
-        Dan Eaton <dan.eaton@rocketlogix.com>,
-        Aurelien Jarno <aurelien@aurel32.net>,
-        Jean Delvare <khali@linux-fr.org>,
-
-
-Description
------------
-The PCF8574(A) is an 8-bit I/O expander for the I2C bus produced by Philips
-Semiconductors. It is designed to provide a byte I2C interface to up to 16
-separate devices (8 x PCF8574 and 8 x PCF8574A).
-
-This device consists of a quasi-bidirectional port. Each of the eight I/Os
-can be independently used as an input or output. To setup an I/O as an
-input, you have to write a 1 to the corresponding output.
-
-For more informations see the datasheet.
-
-
-Accessing PCF8574(A) via /sys interface
--------------------------------------
-
-The PCF8574(A) is plainly impossible to detect ! Stupid chip.
-So, you have to pass the I2C bus and address of the installed PCF857A
-and PCF8574A devices explicitly to the driver at load time via the
-force=... parameter.
-
-On detection (i.e. insmod, modprobe et al.), directories are being
-created for each detected PCF8574(A):
-
-/sys/bus/i2c/devices/<0>-<1>/
-where <0> is the bus the chip was detected on (e. g. i2c-0)
-and <1> the chip address ([20..27] or [38..3f]):
-
-(example: /sys/bus/i2c/devices/1-0020/)
-
-Inside these directories, there are two files each:
-read and write (and one file with chip name).
-
-The read file is read-only. Reading gives you the current I/O input
-if the corresponding output is set as 1, otherwise the current output
-value, that is to say 0.
-
-The write file is read/write. Writing a value outputs it on the I/O
-port. Reading returns the last written value. As it is not possible
-to read this value from the chip, you need to write at least once to
-this file before you can read back from it.
diff --git a/Documentation/i2c/chips/pcf8575 b/Documentation/i2c/chips/pcf8575
deleted file mode 100644
index 40b268eb276f..000000000000
--- a/Documentation/i2c/chips/pcf8575
+++ /dev/null
@@ -1,69 +0,0 @@
-About the PCF8575 chip and the pcf8575 kernel driver
-====================================================
-
-The PCF8575 chip is produced by the following manufacturers:
-
-  * Philips NXP
-    http://www.nxp.com/#/pip/cb=[type=product,path=50807/41735/41850,final=PCF8575_3]|pip=[pip=PCF8575_3][0]
-
-  * Texas Instruments
-    http://focus.ti.com/docs/prod/folders/print/pcf8575.html
-
-
-Some vendors sell small PCB's with the PCF8575 mounted on it. You can connect
-such a board to a Linux host via e.g. an USB to I2C interface. Examples of
-PCB boards with a PCF8575:
-
-  * SFE Breakout Board for PCF8575 I2C Expander by RobotShop
-    http://www.robotshop.ca/home/products/robot-parts/electronics/adapters-converters/sfe-pcf8575-i2c-expander-board.html
-
-  * Breakout Board for PCF8575 I2C Expander by Spark Fun Electronics
-    http://www.sparkfun.com/commerce/product_info.php?products_id=8130
-
-
-Description
------------
-The PCF8575 chip is a 16-bit I/O expander for the I2C bus. Up to eight of
-these chips can be connected to the same I2C bus. You can find this
-chip on some custom designed hardware, but you won't find it on PC
-motherboards.
-
-The PCF8575 chip consists of a 16-bit quasi-bidirectional port and an I2C-bus
-interface. Each of the sixteen I/O's can be independently used as an input or
-an output. To set up an I/O pin as an input, you have to write a 1 to the
-corresponding output.
-
-For more information please see the datasheet.
-
-
-Detection
----------
-
-There is no method known to detect whether a chip on a given I2C address is
-a PCF8575 or whether it is any other I2C device, so you have to pass the I2C
-bus and address of the installed PCF8575 devices explicitly to the driver at
-load time via the force=... parameter.
-
-/sys interface
---------------
-
-For each address on which a PCF8575 chip was found or forced the following
-files will be created under /sys:
-* /sys/bus/i2c/devices/<bus>-<address>/read
-* /sys/bus/i2c/devices/<bus>-<address>/write
-where bus is the I2C bus number (0, 1, ...) and address is the four-digit
-hexadecimal representation of the 7-bit I2C address of the PCF8575
-(0020 .. 0027).
-
-The read file is read-only. Reading it will trigger an I2C read and will hence
-report the current input state for the pins configured as inputs, and the
-current output value for the pins configured as outputs.
-
-The write file is read-write. Writing a value to it will configure all pins
-as output for which the corresponding bit is zero. Reading the write file will
-return the value last written, or -EAGAIN if no value has yet been written to
-the write file.
-
-On module initialization the configuration of the chip is not changed -- the
-chip is left in the state it was already configured in through either power-up
-or through previous I2C write actions.
diff --git a/Documentation/i2c/instantiating-devices b/Documentation/i2c/instantiating-devices
index c740b7b41088..e89490270aba 100644
--- a/Documentation/i2c/instantiating-devices
+++ b/Documentation/i2c/instantiating-devices
@@ -188,7 +188,7 @@ segment, the address is sufficient to uniquely identify the device to be
 deleted.
 
 Example:
-# echo eeprom 0x50 > /sys/class/i2c-adapter/i2c-3/new_device
+# echo eeprom 0x50 > /sys/bus/i2c/devices/i2c-3/new_device
 
 While this interface should only be used when in-kernel device declaration
 can't be done, there is a variety of cases where it can be helpful:
diff --git a/Documentation/ia64/aliasing-test.c b/Documentation/ia64/aliasing-test.c
index d23610fb2ff9..3dfb76ca6931 100644
--- a/Documentation/ia64/aliasing-test.c
+++ b/Documentation/ia64/aliasing-test.c
@@ -24,7 +24,7 @@
 
 int sum;
 
-int map_mem(char *path, off_t offset, size_t length, int touch)
+static int map_mem(char *path, off_t offset, size_t length, int touch)
 {
 	int fd, rc;
 	void *addr;
@@ -62,7 +62,7 @@ int map_mem(char *path, off_t offset, size_t length, int touch)
 	return 0;
 }
 
-int scan_tree(char *path, char *file, off_t offset, size_t length, int touch)
+static int scan_tree(char *path, char *file, off_t offset, size_t length, int touch)
 {
 	struct dirent **namelist;
 	char *name, *path2;
@@ -119,7 +119,7 @@ skip:
 
 char buf[1024];
 
-int read_rom(char *path)
+static int read_rom(char *path)
 {
 	int fd, rc;
 	size_t size = 0;
@@ -146,7 +146,7 @@ int read_rom(char *path)
 	return size;
 }
 
-int scan_rom(char *path, char *file)
+static int scan_rom(char *path, char *file)
 {
 	struct dirent **namelist;
 	char *name, *path2;
diff --git a/Documentation/infiniband/user_mad.txt b/Documentation/infiniband/user_mad.txt
index 744687dd195b..8a366959f5cc 100644
--- a/Documentation/infiniband/user_mad.txt
+++ b/Documentation/infiniband/user_mad.txt
@@ -128,8 +128,8 @@ Setting IsSM Capability Bit
   To create the appropriate character device files automatically with
   udev, a rule like
 
-    KERNEL="umad*", NAME="infiniband/%k"
-    KERNEL="issm*", NAME="infiniband/%k"
+    KERNEL=="umad*", NAME="infiniband/%k"
+    KERNEL=="issm*", NAME="infiniband/%k"
 
   can be used.  This will create device nodes named
 
diff --git a/Documentation/infiniband/user_verbs.txt b/Documentation/infiniband/user_verbs.txt
index f847501e50b5..afe3f8da9018 100644
--- a/Documentation/infiniband/user_verbs.txt
+++ b/Documentation/infiniband/user_verbs.txt
@@ -58,7 +58,7 @@ Memory pinning
   To create the appropriate character device files automatically with
   udev, a rule like
 
-    KERNEL="uverbs*", NAME="infiniband/%k"
+    KERNEL=="uverbs*", NAME="infiniband/%k"
 
   can be used.  This will create device nodes named
 
diff --git a/Documentation/ioctl/ioctl-number.txt b/Documentation/ioctl/ioctl-number.txt
index aafca0a8f66a..947374977ca5 100644
--- a/Documentation/ioctl/ioctl-number.txt
+++ b/Documentation/ioctl/ioctl-number.txt
@@ -135,6 +135,7 @@ Code	Seq#	Include File		Comments
 					<http://mikonos.dia.unisa.it/tcfs>
 'l'	40-7F	linux/udf_fs_i.h	in development:
 					<http://sourceforge.net/projects/linux-udf/>
+'m'	00-09	linux/mmtimer.h
 'm'	all	linux/mtio.h		conflict!
 'm'	all	linux/soundcard.h	conflict!
 'm'	all	linux/synclink.h	conflict!
diff --git a/Documentation/isdn/INTERFACE.CAPI b/Documentation/isdn/INTERFACE.CAPI
index 686e107923ec..5fe8de5cc727 100644
--- a/Documentation/isdn/INTERFACE.CAPI
+++ b/Documentation/isdn/INTERFACE.CAPI
@@ -60,10 +60,9 @@ open() operation on regular files or character devices.
 
 After a successful return from register_appl(), CAPI messages from the
 application may be passed to the driver for the device via calls to the
-send_message() callback function. The CAPI message to send is stored in the
-data portion of an skb. Conversely, the driver may call Kernel CAPI's
-capi_ctr_handle_message() function to pass a received CAPI message to Kernel
-CAPI for forwarding to an application, specifying its ApplID.
+send_message() callback function. Conversely, the driver may call Kernel
+CAPI's capi_ctr_handle_message() function to pass a received CAPI message to
+Kernel CAPI for forwarding to an application, specifying its ApplID.
 
 Deregistration requests (CAPI operation CAPI_RELEASE) from applications are
 forwarded as calls to the release_appl() callback function, passing the same
@@ -142,6 +141,7 @@ u16  (*send_message)(struct capi_ctr *ctrlr, struct sk_buff *skb)
 	to accepting or queueing the message. Errors occurring during the
 	actual processing of the message should be signaled with an
 	appropriate reply message.
+	May be called in process or interrupt context.
 	Calls to this function are not serialized by Kernel CAPI, ie. it must
 	be prepared to be re-entered.
 
@@ -154,7 +154,8 @@ read_proc_t *ctr_read_proc
 	system entry, /proc/capi/controllers/<n>; will be called with a
 	pointer to the device's capi_ctr structure as the last (data) argument
 
-Note: Callback functions are never called in interrupt context.
+Note: Callback functions except send_message() are never called in interrupt
+context.
 
 - to be filled in before calling capi_ctr_ready():
 
@@ -171,14 +172,40 @@ u8 serial[CAPI_SERIAL_LEN]
 	value to return for CAPI_GET_SERIAL
 
 
-4.3 The _cmsg Structure
+4.3 SKBs
+
+CAPI messages are passed between Kernel CAPI and the driver via send_message()
+and capi_ctr_handle_message(), stored in the data portion of a socket buffer
+(skb).  Each skb contains a single CAPI message coded according to the CAPI 2.0
+standard.
+
+For the data transfer messages, DATA_B3_REQ and DATA_B3_IND, the actual
+payload data immediately follows the CAPI message itself within the same skb.
+The Data and Data64 parameters are not used for processing. The Data64
+parameter may be omitted by setting the length field of the CAPI message to 22
+instead of 30.
+
+
+4.4 The _cmsg Structure
 
 (declared in <linux/isdn/capiutil.h>)
 
 The _cmsg structure stores the contents of a CAPI 2.0 message in an easily
-accessible form. It contains members for all possible CAPI 2.0 parameters, of
-which only those appearing in the message type currently being processed are
-actually used. Unused members should be set to zero.
+accessible form. It contains members for all possible CAPI 2.0 parameters,
+including subparameters of the Additional Info and B Protocol structured
+parameters, with the following exceptions:
+
+* second Calling party number (CONNECT_IND)
+
+* Data64 (DATA_B3_REQ and DATA_B3_IND)
+
+* Sending complete (subparameter of Additional Info, CONNECT_REQ and INFO_REQ)
+
+* Global Configuration (subparameter of B Protocol, CONNECT_REQ, CONNECT_RESP
+  and SELECT_B_PROTOCOL_REQ)
+
+Only those parameters appearing in the message type currently being processed
+are actually used. Unused members should be set to zero.
 
 Members are named after the CAPI 2.0 standard names of the parameters they
 represent. See <linux/isdn/capiutil.h> for the exact spelling. Member data
@@ -190,18 +217,19 @@ u16         for CAPI parameters of type 'word'
 
 u32         for CAPI parameters of type 'dword'
 
-_cstruct    for CAPI parameters of type 'struct' not containing any
-	    variably-sized (struct) subparameters (eg. 'Called Party Number')
+_cstruct    for CAPI parameters of type 'struct'
 	    The member is a pointer to a buffer containing the parameter in
 	    CAPI encoding (length + content). It may also be NULL, which will
 	    be taken to represent an empty (zero length) parameter.
+	    Subparameters are stored in encoded form within the content part.
 
-_cmstruct   for CAPI parameters of type 'struct' containing 'struct'
-	    subparameters ('Additional Info' and 'B Protocol')
+_cmstruct   alternative representation for CAPI parameters of type 'struct'
+	    (used only for the 'Additional Info' and 'B Protocol' parameters)
 	    The representation is a single byte containing one of the values:
-	    CAPI_DEFAULT: the parameter is empty
-	    CAPI_COMPOSE: the values of the subparameters are stored
-	    individually in the corresponding _cmsg structure members
+	    CAPI_DEFAULT: The parameter is empty/absent.
+	    CAPI_COMPOSE: The parameter is present.
+	    Subparameter values are stored individually in the corresponding
+	    _cmsg structure members.
 
 Functions capi_cmsg2message() and capi_message2cmsg() are provided to convert
 messages between their transport encoding described in the CAPI 2.0 standard
@@ -297,3 +325,26 @@ char *capi_cmd2str(u8 Command, u8 Subcommand)
 	be NULL if the command/subcommand is not one of those defined in the
 	CAPI 2.0 standard.
 
+
+7. Debugging
+
+The module kernelcapi has a module parameter showcapimsgs controlling some
+debugging output produced by the module. It can only be set when the module is
+loaded, via a parameter "showcapimsgs=<n>" to the modprobe command, either on
+the command line or in the configuration file.
+
+If the lowest bit of showcapimsgs is set, kernelcapi logs controller and
+application up and down events.
+
+In addition, every registered CAPI controller has an associated traceflag
+parameter controlling how CAPI messages sent from and to tha controller are
+logged. The traceflag parameter is initialized with the value of the
+showcapimsgs parameter when the controller is registered, but can later be
+changed via the MANUFACTURER_REQ command KCAPI_CMD_TRACE.
+
+If the value of traceflag is non-zero, CAPI messages are logged.
+DATA_B3 messages are only logged if the value of traceflag is > 2.
+
+If the lowest bit of traceflag is set, only the command/subcommand and message
+length are logged. Otherwise, kernelcapi logs a readable representation of
+the entire message.
diff --git a/Documentation/kbuild/kbuild.txt b/Documentation/kbuild/kbuild.txt
index f3355b6812df..bb3bf38f03da 100644
--- a/Documentation/kbuild/kbuild.txt
+++ b/Documentation/kbuild/kbuild.txt
@@ -65,6 +65,22 @@ INSTALL_PATH
 INSTALL_PATH specifies where to place the updated kernel and system map
 images. Default is /boot, but you can set it to other values.
 
+INSTALLKERNEL
+--------------------------------------------------
+Install script called when using "make install".
+The default name is "installkernel".
+
+The script will be called with the following arguments:
+    $1 - kernel version
+    $2 - kernel image file
+    $3 - kernel map file
+    $4 - default install path (use root directory if blank)
+
+The implmentation of "make install" is architecture specific
+and it may differ from the above.
+
+INSTALLKERNEL is provided to enable the possibility to
+specify a custom installer when cross compiling a kernel.
 
 MODLIB
 --------------------------------------------------
diff --git a/Documentation/kbuild/makefiles.txt b/Documentation/kbuild/makefiles.txt
index d76cfd8712e1..71c602d61680 100644
--- a/Documentation/kbuild/makefiles.txt
+++ b/Documentation/kbuild/makefiles.txt
@@ -18,6 +18,7 @@ This document describes the Linux kernel Makefiles.
 	   --- 3.9 Dependency tracking
 	   --- 3.10 Special Rules
 	   --- 3.11 $(CC) support functions
+	   --- 3.12 $(LD) support functions
 
 	=== 4 Host Program support
 	   --- 4.1 Simple Host Program
@@ -435,14 +436,14 @@ more details, with real examples.
 	The second argument is optional, and if supplied will be used
 	if first argument is not supported.
 
-    ld-option
-	ld-option is used to check if $(CC) when used to link object files
+    cc-ldoption
+	cc-ldoption is used to check if $(CC) when used to link object files
 	supports the given option.  An optional second option may be
 	specified if first option are not supported.
 
 	Example:
 		#arch/i386/kernel/Makefile
-		vsyscall-flags += $(call ld-option, -Wl$(comma)--hash-style=sysv)
+		vsyscall-flags += $(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 
 	In the above example, vsyscall-flags will be assigned the option
 	-Wl$(comma)--hash-style=sysv if it is supported by $(CC).
@@ -570,6 +571,19 @@ more details, with real examples.
 			endif
 		endif
 
+--- 3.12 $(LD) support functions
+
+    ld-option
+	ld-option is used to check if $(LD) supports the supplied option.
+	ld-option takes two options as arguments.
+	The second argument is an optional option that can be used if the
+	first option is not supported by $(LD).
+
+	Example:
+		#Makefile
+		LDFLAGS_vmlinux += $(call really-ld-option, -X)
+
+
 === 4 Host Program support
 
 Kbuild supports building executables on the host for use during the
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index 0f17d16dc101..9107b387e91f 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -671,7 +671,8 @@ and is between 256 and 4096 characters. It is defined in the file
 	earlyprintk=	[X86,SH,BLACKFIN]
 			earlyprintk=vga
 			earlyprintk=serial[,ttySn[,baudrate]]
-			earlyprintk=dbgp
+			earlyprintk=ttySn[,baudrate]
+			earlyprintk=dbgp[debugController#]
 
 			Append ",keep" to not disable it when the real console
 			takes over.
@@ -933,7 +934,7 @@ and is between 256 and 4096 characters. It is defined in the file
 			1 -- enable informational integrity auditing messages.
 
 	ima_hash=	[IMA]
-			Formt: { "sha1" | "md5" }
+			Format: { "sha1" | "md5" }
 			default: "sha1"
 
 	ima_tcb		[IMA]
diff --git a/Documentation/kmemcheck.txt b/Documentation/kmemcheck.txt
index 363044609dad..c28f82895d6b 100644
--- a/Documentation/kmemcheck.txt
+++ b/Documentation/kmemcheck.txt
@@ -43,26 +43,7 @@ feature.
 1. Downloading
 ==============
 
-kmemcheck can only be downloaded using git. If you want to write patches
-against the current code, you should use the kmemcheck development branch of
-the tip tree. It is also possible to use the linux-next tree, which also
-includes the latest version of kmemcheck.
-
-Assuming that you've already cloned the linux-2.6.git repository, all you
-have to do is add the -tip tree as a remote, like this:
-
-	$ git remote add tip git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git
-
-To actually download the tree, fetch the remote:
-
-	$ git fetch tip
-
-And to check out a new local branch with the kmemcheck code:
-
-	$ git checkout -b kmemcheck tip/kmemcheck
-
-General instructions for the -tip tree can be found here:
-http://people.redhat.com/mingo/tip.git/readme.txt
+As of version 2.6.31-rc1, kmemcheck is included in the mainline kernel.
 
 
 2. Configuring and compiling
diff --git a/Documentation/laptops/asus-laptop.txt b/Documentation/laptops/asus-laptop.txt
new file mode 100644
index 000000000000..c1c5be84e4b1
--- /dev/null
+++ b/Documentation/laptops/asus-laptop.txt
@@ -0,0 +1,258 @@
+Asus Laptop Extras
+
+Version 0.1
+August 6, 2009
+
+Corentin Chary <corentincj@iksaif.net>
+http://acpi4asus.sf.net/
+
+ This driver provides support for extra features of ACPI-compatible ASUS laptops.
+ It may also support some MEDION, JVC or VICTOR laptops (such as MEDION 9675 or
+ VICTOR XP7210 for example). It makes all the extra buttons generate standard
+ ACPI events that go through /proc/acpi/events and input events (like keyboards).
+ On some models adds support for changing the display brightness and output,
+ switching the LCD backlight on and off, and most importantly, allows you to
+ blink those fancy LEDs intended for reporting mail and wireless status.
+
+This driver supercedes the old asus_acpi driver.
+
+Requirements
+------------
+
+  Kernel 2.6.X sources, configured for your computer, with ACPI support.
+  You also need CONFIG_INPUT and CONFIG_ACPI.
+
+Status
+------
+
+ The features currently supported are the following (see below for
+ detailed description):
+
+ - Fn key combinations
+ - Bluetooth enable and disable
+ - Wlan enable and disable
+ - GPS enable and disable
+ - Video output switching
+ - Ambient Light Sensor on and off
+ - LED control
+ - LED Display control
+ - LCD brightness control
+ - LCD on and off
+
+ A compatibility table by model and feature is maintained on the web
+ site, http://acpi4asus.sf.net/.
+
+Usage
+-----
+
+  Try "modprobe asus_acpi". Check your dmesg (simply type dmesg). You should
+  see some lines like this :
+
+      Asus Laptop Extras version 0.42
+        L2D model detected.
+
+  If it is not the output you have on your laptop, send it (and the laptop's
+  DSDT) to me.
+
+  That's all, now, all the events generated by the hotkeys of your laptop
+  should be reported in your /proc/acpi/event entry. You can check with
+  "acpi_listen".
+
+  Hotkeys are also reported as input keys (like keyboards) you can check
+  which key are supported using "xev" under X11.
+
+  You can get informations on the version of your DSDT table by reading the
+  /sys/devices/platform/asus-laptop/infos entry. If you have a question or a
+  bug report to do, please include the output of this entry.
+
+LEDs
+----
+
+  You can modify LEDs be echoing values to /sys/class/leds/asus::*/brightness :
+    echo 1 >  /sys/class/leds/asus::mail/brightness
+  will switch the mail LED on.
+  You can also know if they are on/off by reading their content and use
+  kernel triggers like ide-disk or heartbeat.
+
+Backlight
+---------
+
+  You can control lcd backlight power and brightness with
+  /sys/class/backlight/asus-laptop/. Brightness Values are between 0 and 15.
+
+Wireless devices
+---------------
+
+  You can turn the internal Bluetooth adapter on/off with the bluetooth entry
+  (only on models with Bluetooth). This usually controls the associated LED.
+  Same for Wlan adapter.
+
+Display switching
+-----------------
+
+  Note: the display switching code is currently considered EXPERIMENTAL.
+
+  Switching works for the following models:
+    L3800C
+    A2500H
+    L5800C
+    M5200N
+    W1000N (albeit with some glitches)
+    M6700R
+    A6JC
+    F3J
+
+  Switching doesn't work for the following:
+    M3700N
+    L2X00D (locks the laptop under certain conditions)
+
+  To switch the displays, echo values from 0 to 15 to
+  /sys/devices/platform/asus-laptop/display. The significance of those values
+  is as follows:
+
+  +-------+-----+-----+-----+-----+-----+
+  | Bin   | Val | DVI | TV  | CRT | LCD |
+  +-------+-----+-----+-----+-----+-----+
+  + 0000  +   0 +     +     +     +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 0001  +   1 +     +     +     +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 0010  +   2 +     +     +  X  +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 0011  +   3 +     +     +  X  +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 0100  +   4 +     +  X  +     +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 0101  +   5 +     +  X  +     + X   +
+  +-------+-----+-----+-----+-----+-----+
+  + 0110  +   6 +     +  X  +  X  +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 0111  +   7 +     +  X  +  X  +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 1000  +   8 +  X  +     +     +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 1001  +   9 +  X  +     +     +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 1010  +  10 +  X  +     +  X  +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 1011  +  11 +  X  +     +  X  +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 1100  +  12 +  X  +  X  +     +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 1101  +  13 +  X  +  X  +     +  X  +
+  +-------+-----+-----+-----+-----+-----+
+  + 1110  +  14 +  X  +  X  +  X  +     +
+  +-------+-----+-----+-----+-----+-----+
+  + 1111  +  15 +  X  +  X  +  X  +  X  +
+  +-------+-----+-----+-----+-----+-----+
+
+  In most cases, the appropriate displays must be plugged in for the above
+  combinations to work. TV-Out may need to be initialized at boot time.
+
+  Debugging:
+  1) Check whether the Fn+F8 key:
+     a) does not lock the laptop (try disabling CONFIG_X86_UP_APIC or boot with
+        noapic / nolapic if it does)
+     b) generates events (0x6n, where n is the value corresponding to the
+        configuration above)
+     c) actually works
+     Record the disp value at every configuration.
+  2) Echo values from 0 to 15 to /sys/devices/platform/asus-laptop/display.
+     Record its value, note any change. If nothing changes, try a broader range,
+     up to 65535.
+  3) Send ANY output (both positive and negative reports are needed, unless your
+     machine is already listed above) to the acpi4asus-user mailing list.
+
+  Note: on some machines (e.g. L3C), after the module has been loaded, only 0x6n
+  events are generated and no actual switching occurs. In such a case, a line
+  like:
+
+    echo $((10#$arg-60)) > /sys/devices/platform/asus-laptop/display
+
+  will usually do the trick ($arg is the 0000006n-like event passed to acpid).
+
+  Note: there is currently no reliable way to read display status on xxN
+  (Centrino) models.
+
+LED display
+-----------
+
+  Some models like the W1N have a LED display that can be used to display
+  several informations.
+
+  LED display works for the following models:
+    W1000N
+    W1J
+
+  To control the LED display, use the following :
+
+    echo 0x0T000DDD > /sys/devices/platform/asus-laptop/
+
+  where T control the 3 letters display, and DDD the 3 digits display,
+  according to the tables below.
+
+         DDD (digits)
+         000 to 999 = display digits
+         AAA        = ---
+         BBB to FFF = turn-off
+
+         T  (type)
+         0 = off
+         1 = dvd
+         2 = vcd
+         3 = mp3
+         4 = cd
+         5 = tv
+         6 = cpu
+         7 = vol
+
+  For example "echo 0x01000001 >/sys/devices/platform/asus-laptop/ledd"
+  would display "DVD001".
+
+Driver options:
+---------------
+
+ Options can be passed to the asus-laptop driver using the standard
+ module argument syntax (<param>=<value> when passing the option to the
+ module or asus-laptop.<param>=<value> on the kernel boot line when
+ asus-laptop is statically linked into the kernel).
+
+	     wapf: WAPF defines the behavior of the Fn+Fx wlan key
+		   The significance of values is yet to be found, but
+		   most of the time:
+		   - 0x0 should do nothing
+		   - 0x1 should allow to control the device with Fn+Fx key.
+		   - 0x4 should send an ACPI event (0x88) while pressing the Fn+Fx key
+		   - 0x5 like 0x1 or 0x4
+
+ The default value is 0x1.
+
+Unsupported models
+------------------
+
+ These models will never be supported by this module, as they use a completely
+ different mechanism to handle LEDs and extra stuff (meaning we have no clue
+ how it works):
+
+ - ASUS A1300 (A1B), A1370D
+ - ASUS L7300G
+ - ASUS L8400
+
+Patches, Errors, Questions:
+--------------------------
+
+ I appreciate any success or failure
+ reports, especially if they add to or correct the compatibility table.
+ Please include the following information in your report:
+
+ - Asus model name
+ - a copy of your ACPI tables, using the "acpidump" utility
+ - a copy of /sys/devices/platform/asus-laptop/infos
+ - which driver features work and which don't
+ - the observed behavior of non-working features
+
+ Any other comments or patches are also more than welcome.
+
+ acpi4asus-user@lists.sourceforge.net
+ http://sourceforge.net/projects/acpi4asus
+
diff --git a/Documentation/laptops/thinkpad-acpi.txt b/Documentation/laptops/thinkpad-acpi.txt
index e2ddcdeb61b6..aafcaa634191 100644
--- a/Documentation/laptops/thinkpad-acpi.txt
+++ b/Documentation/laptops/thinkpad-acpi.txt
@@ -199,18 +199,22 @@ kind to allow it (and it often doesn't!).
 
 Not all bits in the mask can be modified.  Not all bits that can be
 modified do anything.  Not all hot keys can be individually controlled
-by the mask.  Some models do not support the mask at all, and in those
-models, hot keys cannot be controlled individually.  The behaviour of
-the mask is, therefore, highly dependent on the ThinkPad model.
+by the mask.  Some models do not support the mask at all.  The behaviour
+of the mask is, therefore, highly dependent on the ThinkPad model.
+
+The driver will filter out any unmasked hotkeys, so even if the firmware
+doesn't allow disabling an specific hotkey, the driver will not report
+events for unmasked hotkeys.
 
 Note that unmasking some keys prevents their default behavior.  For
 example, if Fn+F5 is unmasked, that key will no longer enable/disable
-Bluetooth by itself.
+Bluetooth by itself in firmware.
 
-Note also that not all Fn key combinations are supported through ACPI.
-For example, on the X40, the brightness, volume and "Access IBM" buttons
-do not generate ACPI events even with this driver.  They *can* be used
-through the "ThinkPad Buttons" utility, see http://www.nongnu.org/tpb/
+Note also that not all Fn key combinations are supported through ACPI
+depending on the ThinkPad model and firmware version.  On those
+ThinkPads, it is still possible to support some extra hotkeys by
+polling the "CMOS NVRAM" at least 10 times per second.  The driver
+attempts to enables this functionality automatically when required.
 
 procfs notes:
 
@@ -219,7 +223,7 @@ The following commands can be written to the /proc/acpi/ibm/hotkey file:
 	echo 0xffffffff > /proc/acpi/ibm/hotkey -- enable all hot keys
 	echo 0 > /proc/acpi/ibm/hotkey -- disable all possible hot keys
 	... any other 8-hex-digit mask ...
-	echo reset > /proc/acpi/ibm/hotkey -- restore the original mask
+	echo reset > /proc/acpi/ibm/hotkey -- restore the recommended mask
 
 The following commands have been deprecated and will cause the kernel
 to log a warning:
@@ -240,9 +244,13 @@ sysfs notes:
 		Returns 0.
 
 	hotkey_bios_mask:
+		DEPRECATED, DON'T USE, WILL BE REMOVED IN THE FUTURE.
+
 		Returns the hot keys mask when thinkpad-acpi was loaded.
 		Upon module unload, the hot keys mask will be restored
-		to this value.
+		to this value.   This is always 0x80c, because those are
+		the hotkeys that were supported by ancient firmware
+		without mask support.
 
 	hotkey_enable:
 		DEPRECATED, WILL BE REMOVED SOON.
@@ -251,18 +259,11 @@ sysfs notes:
 		1: does nothing
 
 	hotkey_mask:
-		bit mask to enable driver-handling (and depending on
+		bit mask to enable reporting (and depending on
 		the firmware, ACPI event generation) for each hot key
 		(see above).  Returns the current status of the hot keys
 		mask, and allows one to modify it.
 
-		Note: when NVRAM polling is active, the firmware mask
-		will be different from the value returned by
-		hotkey_mask.  The driver will retain enabled bits for
-		hotkeys that are under NVRAM polling even if the
-		firmware refuses them, and will not set these bits on
-		the firmware hot key mask.
-
 	hotkey_all_mask:
 		bit mask that should enable event reporting for all
 		supported hot keys, when echoed to hotkey_mask above.
@@ -275,7 +276,8 @@ sysfs notes:
 		bit mask that should enable event reporting for all
 		supported hot keys, except those which are always
 		handled by the firmware anyway.  Echo it to
-		hotkey_mask above, to use.
+		hotkey_mask above, to use.  This is the default mask
+		used by the driver.
 
 	hotkey_source_mask:
 		bit mask that selects which hot keys will the driver
@@ -283,9 +285,10 @@ sysfs notes:
 		based on the capabilities reported by the ACPI firmware,
 		but it can be overridden at runtime.
 
-		Hot keys whose bits are set in both hotkey_source_mask
-		and also on hotkey_mask are polled for in NVRAM.  Only a
-		few hot keys are available through CMOS NVRAM polling.
+		Hot keys whose bits are set in hotkey_source_mask are
+		polled for in NVRAM, and reported as hotkey events if
+		enabled in hotkey_mask.  Only a few hot keys are
+		available through CMOS NVRAM polling.
 
 		Warning: when in NVRAM mode, the volume up/down/mute
 		keys are synthesized according to changes in the mixer,
@@ -521,6 +524,7 @@ compatibility purposes when hotkey_report_mode is set to 1.
 0x2305		System is waking up from suspend to eject bay
 0x2404		System is waking up from hibernation to undock
 0x2405		System is waking up from hibernation to eject bay
+0x5010		Brightness level changed/control event
 
 The above events are never propagated by the driver.
 
@@ -528,7 +532,6 @@ The above events are never propagated by the driver.
 0x4003		Undocked (see 0x2x04), can sleep again
 0x500B		Tablet pen inserted into its storage bay
 0x500C		Tablet pen removed from its storage bay
-0x5010		Brightness level changed (newer Lenovo BIOSes)
 
 The above events are propagated by the driver.
 
@@ -617,6 +620,8 @@ For Lenovo models *with* ACPI backlight control:
 2. Do *NOT* load up ACPI video, enable the hotkeys in thinkpad-acpi,
    and map them to KEY_BRIGHTNESS_UP and KEY_BRIGHTNESS_DOWN.  Process
    these keys on userspace somehow (e.g. by calling xbacklight).
+   The driver will do this automatically if it detects that ACPI video
+   has been disabled.
 
 
 Bluetooth
@@ -1455,3 +1460,8 @@ Sysfs interface changelog:
 0x020400:	Marker for 16 LEDs support.  Also, LEDs that are known
 		to not exist in a given model are not registered with
 		the LED sysfs class anymore.
+
+0x020500:	Updated hotkey driver, hotkey_mask is always available
+		and it is always able to disable hot keys.  Very old
+		thinkpads are properly supported.  hotkey_bios_mask
+		is deprecated and marked for removal.
diff --git a/Documentation/leds-class.txt b/Documentation/leds-class.txt
index 6399557cdab3..8fd5ca2ae32d 100644
--- a/Documentation/leds-class.txt
+++ b/Documentation/leds-class.txt
@@ -1,3 +1,4 @@
+
 LED handling under Linux
 ========================
 
@@ -5,10 +6,10 @@ If you're reading this and thinking about keyboard leds, these are
 handled by the input subsystem and the led class is *not* needed.
 
 In its simplest form, the LED class just allows control of LEDs from
-userspace. LEDs appear in /sys/class/leds/. The brightness file will
-set the brightness of the LED (taking a value 0-255). Most LEDs don't
-have hardware brightness support so will just be turned on for non-zero
-brightness settings.
+userspace. LEDs appear in /sys/class/leds/. The maximum brightness of the
+LED is defined in max_brightness file. The brightness file will set the brightness
+of the LED (taking a value 0-max_brightness). Most LEDs don't have hardware
+brightness support so will just be turned on for non-zero brightness settings.
 
 The class also introduces the optional concept of an LED trigger. A trigger
 is a kernel based source of led events. Triggers can either be simple or
diff --git a/Documentation/lguest/lguest.c b/Documentation/lguest/lguest.c
index 950cde6d6e58..098de5bce00a 100644
--- a/Documentation/lguest/lguest.c
+++ b/Documentation/lguest/lguest.c
@@ -133,6 +133,9 @@ struct device {
 	/* Is it operational */
 	bool running;
 
+	/* Does Guest want an intrrupt on empty? */
+	bool irq_on_empty;
+
 	/* Device-specific data. */
 	void *priv;
 };
@@ -623,10 +626,13 @@ static void trigger_irq(struct virtqueue *vq)
 		return;
 	vq->pending_used = 0;
 
-	/* If they don't want an interrupt, don't send one, unless empty. */
-	if ((vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT)
-	    && lg_last_avail(vq) != vq->vring.avail->idx)
-		return;
+	/* If they don't want an interrupt, don't send one... */
+	if (vq->vring.avail->flags & VRING_AVAIL_F_NO_INTERRUPT) {
+		/* ... unless they've asked us to force one on empty. */
+		if (!vq->dev->irq_on_empty
+		    || lg_last_avail(vq) != vq->vring.avail->idx)
+			return;
+	}
 
 	/* Send the Guest an interrupt tell them we used something up. */
 	if (write(lguest_fd, buf, sizeof(buf)) != 0)
@@ -1042,6 +1048,15 @@ static void create_thread(struct virtqueue *vq)
 	close(vq->eventfd);
 }
 
+static bool accepted_feature(struct device *dev, unsigned int bit)
+{
+	const u8 *features = get_feature_bits(dev) + dev->feature_len;
+
+	if (dev->feature_len < bit / CHAR_BIT)
+		return false;
+	return features[bit / CHAR_BIT] & (1 << (bit % CHAR_BIT));
+}
+
 static void start_device(struct device *dev)
 {
 	unsigned int i;
@@ -1055,6 +1070,8 @@ static void start_device(struct device *dev)
 		verbose(" %02x", get_feature_bits(dev)
 			[dev->feature_len+i]);
 
+	dev->irq_on_empty = accepted_feature(dev, VIRTIO_F_NOTIFY_ON_EMPTY);
+
 	for (vq = dev->vq; vq; vq = vq->next) {
 		if (vq->service)
 			create_thread(vq);
diff --git a/Documentation/markers.txt b/Documentation/markers.txt
deleted file mode 100644
index d2b3d0e91b26..000000000000
--- a/Documentation/markers.txt
+++ /dev/null
@@ -1,104 +0,0 @@
- 	             Using the Linux Kernel Markers
-
-			    Mathieu Desnoyers
-
-
-This document introduces Linux Kernel Markers and their use. It provides
-examples of how to insert markers in the kernel and connect probe functions to
-them and provides some examples of probe functions.
-
-
-* Purpose of markers
-
-A marker placed in code provides a hook to call a function (probe) that you can
-provide at runtime. A marker can be "on" (a probe is connected to it) or "off"
-(no probe is attached). When a marker is "off" it has no effect, except for
-adding a tiny time penalty (checking a condition for a branch) and space
-penalty (adding a few bytes for the function call at the end of the
-instrumented function and adds a data structure in a separate section).  When a
-marker is "on", the function you provide is called each time the marker is
-executed, in the execution context of the caller. When the function provided
-ends its execution, it returns to the caller (continuing from the marker site).
-
-You can put markers at important locations in the code. Markers are
-lightweight hooks that can pass an arbitrary number of parameters,
-described in a printk-like format string, to the attached probe function.
-
-They can be used for tracing and performance accounting.
-
-
-* Usage
-
-In order to use the macro trace_mark, you should include linux/marker.h.
-
-#include <linux/marker.h>
-
-And,
-
-trace_mark(subsystem_event, "myint %d mystring %s", someint, somestring);
-Where :
-- subsystem_event is an identifier unique to your event
-    - subsystem is the name of your subsystem.
-    - event is the name of the event to mark.
-- "myint %d mystring %s" is the formatted string for the serializer. "myint" and
-  "mystring" are repectively the field names associated with the first and
-  second parameter.
-- someint is an integer.
-- somestring is a char pointer.
-
-Connecting a function (probe) to a marker is done by providing a probe (function
-to call) for the specific marker through marker_probe_register() and can be
-activated by calling marker_arm(). Marker deactivation can be done by calling
-marker_disarm() as many times as marker_arm() has been called. Removing a probe
-is done through marker_probe_unregister(); it will disarm the probe.
-
-marker_synchronize_unregister() must be called between probe unregistration and
-the first occurrence of
-- the end of module exit function,
-  to make sure there is no caller left using the probe;
-- the free of any resource used by the probes,
-  to make sure the probes wont be accessing invalid data.
-This, and the fact that preemption is disabled around the probe call, make sure
-that probe removal and module unload are safe. See the "Probe example" section
-below for a sample probe module.
-
-The marker mechanism supports inserting multiple instances of the same marker.
-Markers can be put in inline functions, inlined static functions, and
-unrolled loops as well as regular functions.
-
-The naming scheme "subsystem_event" is suggested here as a convention intended
-to limit collisions. Marker names are global to the kernel: they are considered
-as being the same whether they are in the core kernel image or in modules.
-Conflicting format strings for markers with the same name will cause the markers
-to be detected to have a different format string not to be armed and will output
-a printk warning which identifies the inconsistency:
-
-"Format mismatch for probe probe_name (format), marker (format)"
-
-Another way to use markers is to simply define the marker without generating any
-function call to actually call into the marker. This is useful in combination
-with tracepoint probes in a scheme like this :
-
-void probe_tracepoint_name(unsigned int arg1, struct task_struct *tsk);
-
-DEFINE_MARKER_TP(marker_eventname, tracepoint_name, probe_tracepoint_name,
-	"arg1 %u pid %d");
-
-notrace void probe_tracepoint_name(unsigned int arg1, struct task_struct *tsk)
-{
-	struct marker *marker = &GET_MARKER(kernel_irq_entry);
-	/* write data to trace buffers ... */
-}
-
-* Probe / marker example
-
-See the example provided in samples/markers/src
-
-Compile them with your kernel.
-
-Run, as root :
-modprobe marker-example (insmod order is not important)
-modprobe probe-example
-cat /proc/marker-example (returns an expected error)
-rmmod marker-example probe-example
-dmesg
diff --git a/Documentation/memory.txt b/Documentation/memory.txt
index 2b3dedd39538..802efe58647c 100644
--- a/Documentation/memory.txt
+++ b/Documentation/memory.txt
@@ -1,18 +1,7 @@
 There are several classic problems related to memory on Linux
 systems.
 
-	1) There are some buggy motherboards which cannot properly 
-	   deal with the memory above 16MB.  Consider exchanging
-	   your motherboard.
-
-	2) You cannot do DMA on the ISA bus to addresses above
-	   16M.  Most device drivers under Linux allow the use
-           of bounce buffers which work around this problem.  Drivers
-	   that don't use bounce buffers will be unstable with
-	   more than 16M installed.  Drivers that use bounce buffers
-	   will be OK, but may have slightly higher overhead.
-	
-	3) There are some motherboards that will not cache above
+	1) There are some motherboards that will not cache above
 	   a certain quantity of memory.  If you have one of these
 	   motherboards, your system will be SLOWER, not faster
 	   as you add more memory.  Consider exchanging your 
@@ -24,7 +13,7 @@ It can also tell Linux to use less memory than is actually installed.
 If you use "mem=" on a machine with PCI, consider using "memmap=" to avoid
 physical address space collisions.
 
-See the documentation of your boot loader (LILO, loadlin, etc.) about
+See the documentation of your boot loader (LILO, grub, loadlin, etc.) about
 how to pass options to the kernel.
 
 There are other memory problems which Linux cannot deal with.  Random
@@ -42,19 +31,3 @@ Try:
 	  with the vendor. Consider testing it with memtest86 yourself.
 	
 	* Exchanging your CPU, cache, or motherboard for one that works.
-
-	* Disabling the cache from the BIOS.
-
-	* Try passing the "mem=4M" option to the kernel to limit
-	  Linux to using a very small amount of memory. Use "memmap="-option
-	  together with "mem=" on systems with PCI to avoid physical address
-	  space collisions.
-
-
-Other tricks:
-
-	* Try passing the "no-387" option to the kernel to ignore
-	  a buggy FPU.
-
-	* Try passing the "no-hlt" option to disable the potentially
-          buggy HLT instruction in your CPU.
diff --git a/Documentation/i2c/chips/eeprom b/Documentation/misc-devices/eeprom
index f7e8104b5764..f7e8104b5764 100644
--- a/Documentation/i2c/chips/eeprom
+++ b/Documentation/misc-devices/eeprom
diff --git a/Documentation/i2c/chips/max6875 b/Documentation/misc-devices/max6875
index 10ca43cd1a72..1e89ee3ccc1b 100644
--- a/Documentation/i2c/chips/max6875
+++ b/Documentation/misc-devices/max6875
@@ -42,10 +42,12 @@ General Remarks
 
 Valid addresses for the MAX6875 are 0x50 and 0x52.
 Valid addresses for the MAX6874 are 0x50, 0x52, 0x54 and 0x56.
-The driver does not probe any address, so you must force the address.
+The driver does not probe any address, so you explicitly instantiate the
+devices.
 
 Example:
-$ modprobe max6875 force=0,0x50
+$ modprobe max6875
+$ echo max6875 0x50 > /sys/bus/i2c/devices/i2c-0/new_device
 
 The MAX6874/MAX6875 ignores address bit 0, so this driver attaches to multiple
 addresses.  For example, for address 0x50, it also reserves 0x51.
diff --git a/Documentation/networking/pktgen.txt b/Documentation/networking/pktgen.txt
index c6cf4a3c16e0..61bb645d50e0 100644
--- a/Documentation/networking/pktgen.txt
+++ b/Documentation/networking/pktgen.txt
@@ -90,6 +90,11 @@ Examples:
  pgset "dstmac 00:00:00:00:00:00"    sets MAC destination address
  pgset "srcmac 00:00:00:00:00:00"    sets MAC source address
 
+ pgset "queue_map_min 0" Sets the min value of tx queue interval
+ pgset "queue_map_max 7" Sets the max value of tx queue interval, for multiqueue devices
+                         To select queue 1 of a given device,
+                         use queue_map_min=1 and queue_map_max=1
+
  pgset "src_mac_count 1" Sets the number of MACs we'll range through.  
                          The 'minimum' MAC is what you set with srcmac.
 
@@ -101,6 +106,9 @@ Examples:
                               IPDST_RND, UDPSRC_RND,
                               UDPDST_RND, MACSRC_RND, MACDST_RND 
                               MPLS_RND, VID_RND, SVID_RND
+                              QUEUE_MAP_RND # queue map random
+                              QUEUE_MAP_CPU # queue map mirrors smp_processor_id()
+
 
  pgset "udp_src_min 9"   set UDP source port min, If < udp_src_max, then
                          cycle through the port range.
diff --git a/Documentation/networking/regulatory.txt b/Documentation/networking/regulatory.txt
index eaa1a25946c1..ee31369e9e5b 100644
--- a/Documentation/networking/regulatory.txt
+++ b/Documentation/networking/regulatory.txt
@@ -96,7 +96,7 @@ Example code - drivers hinting an alpha2:
 
 This example comes from the zd1211rw device driver. You can start
 by having a mapping of your device's EEPROM country/regulatory
-domain value to to a specific alpha2 as follows:
+domain value to a specific alpha2 as follows:
 
 static struct zd_reg_alpha2_map reg_alpha2_map[] = {
 	{ ZD_REGDOMAIN_FCC, "US" },
diff --git a/Documentation/networking/timestamping/timestamping.c b/Documentation/networking/timestamping/timestamping.c
index 43d143104210..a7936fe8444a 100644
--- a/Documentation/networking/timestamping/timestamping.c
+++ b/Documentation/networking/timestamping/timestamping.c
@@ -381,7 +381,7 @@ int main(int argc, char **argv)
 	memset(&hwtstamp, 0, sizeof(hwtstamp));
 	strncpy(hwtstamp.ifr_name, interface, sizeof(hwtstamp.ifr_name));
 	hwtstamp.ifr_data = (void *)&hwconfig;
-	memset(&hwconfig, 0, sizeof(&hwconfig));
+	memset(&hwconfig, 0, sizeof(hwconfig));
 	hwconfig.tx_type =
 		(so_timestamping_flags & SOF_TIMESTAMPING_TX_HARDWARE) ?
 		HWTSTAMP_TX_ON : HWTSTAMP_TX_OFF;
diff --git a/Documentation/numastat.txt b/Documentation/numastat.txt
index 80133ace1eb2..9fcc9a608dc0 100644
--- a/Documentation/numastat.txt
+++ b/Documentation/numastat.txt
@@ -7,10 +7,10 @@ All units are pages. Hugepages have separate counters.
 
 numa_hit			A process wanted to allocate memory from this node,
 					and succeeded.
-numa_miss			A process wanted to allocate memory from this node,
-					but ended up with memory from another.
-numa_foreign		A process wanted to allocate on another node,
-				    but ended up with memory from this one.
+numa_miss			A process wanted to allocate memory from another node,
+					but ended up with memory from this node.
+numa_foreign		A process wanted to allocate on this node,
+				    but ended up with memory from another one.
 local_node			A process ran on this node and got memory from it.
 other_node			A process ran on this node and got memory from another node.
 interleave_hit 		Interleaving wanted to allocate from this node
diff --git a/Documentation/pcmcia/crc32hash.c b/Documentation/pcmcia/crc32hash.c
index 4210e5abab8a..44f8beea7260 100644
--- a/Documentation/pcmcia/crc32hash.c
+++ b/Documentation/pcmcia/crc32hash.c
@@ -8,7 +8,7 @@ $ ./crc32hash "Dual Speed"
 #include <ctype.h>
 #include <stdlib.h>
 
-unsigned int crc32(unsigned char const *p, unsigned int len)
+static unsigned int crc32(unsigned char const *p, unsigned int len)
 {
 	int i;
 	unsigned int crc = 0;
diff --git a/Documentation/power/power_supply_class.txt b/Documentation/power/power_supply_class.txt
index c6cd4956047c..9f16c5178b66 100644
--- a/Documentation/power/power_supply_class.txt
+++ b/Documentation/power/power_supply_class.txt
@@ -76,6 +76,11 @@ STATUS - this attribute represents operating status (charging, full,
 discharging (i.e. powering a load), etc.). This corresponds to
 BATTERY_STATUS_* values, as defined in battery.h.
 
+CHARGE_TYPE - batteries can typically charge at different rates.
+This defines trickle and fast charges.  For batteries that
+are already charged or discharging, 'n/a' can be displayed (or
+'unknown', if the status is not known).
+
 HEALTH - represents health of the battery, values corresponds to
 POWER_SUPPLY_HEALTH_*, defined in battery.h.
 
@@ -108,6 +113,8 @@ relative, time-based measurements.
 ENERGY_FULL, ENERGY_EMPTY - same as above but for energy.
 
 CAPACITY - capacity in percents.
+CAPACITY_LEVEL - capacity level. This corresponds to
+POWER_SUPPLY_CAPACITY_LEVEL_*.
 
 TEMP - temperature of the power supply.
 TEMP_AMBIENT - ambient temperature.
diff --git a/Documentation/power/regulator/design.txt b/Documentation/power/regulator/design.txt
new file mode 100644
index 000000000000..f9b56b72b782
--- /dev/null
+++ b/Documentation/power/regulator/design.txt
@@ -0,0 +1,33 @@
+Regulator API design notes
+==========================
+
+This document provides a brief, partially structured, overview of some
+of the design considerations which impact the regulator API design.
+
+Safety
+------
+
+ - Errors in regulator configuration can have very serious consequences
+   for the system, potentially including lasting hardware damage.
+ - It is not possible to automatically determine the power confugration
+   of the system - software-equivalent variants of the same chip may
+   have different power requirments, and not all components with power
+   requirements are visible to software.
+
+  => The API should make no changes to the hardware state unless it has
+     specific knowledge that these changes are safe to do perform on
+     this particular system.
+
+Consumer use cases
+------------------
+
+ - The overwhelming majority of devices in a system will have no
+   requirement to do any runtime configuration of their power beyond
+   being able to turn it on or off.
+
+ - Many of the power supplies in the system will be shared between many
+   different consumers.
+
+  => The consumer API should be structured so that these use cases are
+     very easy to handle and so that consumers will work with shared
+     supplies without any additional effort.
diff --git a/Documentation/power/regulator/machine.txt b/Documentation/power/regulator/machine.txt
index ce3487d99abe..63728fed620b 100644
--- a/Documentation/power/regulator/machine.txt
+++ b/Documentation/power/regulator/machine.txt
@@ -87,7 +87,7 @@ static struct platform_device regulator_devices[] = {
 },
 };
 /* register regulator 1 device */
-platform_device_register(&wm8350_regulator_devices[0]);
+platform_device_register(&regulator_devices[0]);
 
 /* register regulator 2 device */
-platform_device_register(&wm8350_regulator_devices[1]);
+platform_device_register(&regulator_devices[1]);
diff --git a/Documentation/power/regulator/overview.txt b/Documentation/power/regulator/overview.txt
index 0cded696ca01..ffd185bb6054 100644
--- a/Documentation/power/regulator/overview.txt
+++ b/Documentation/power/regulator/overview.txt
@@ -29,7 +29,7 @@ Some terms used in this document:-
 
 
   o PMIC         - Power Management IC. An IC that contains numerous regulators
-                   and often contains other susbsystems.
+                   and often contains other subsystems.
 
 
   o Consumer     - Electronic device that is supplied power by a regulator.
@@ -168,4 +168,4 @@ relevant to non SoC devices and is split into the following four interfaces:-
       userspace via sysfs. This could be used to help monitor device power
       consumption and status.
 
-        See Documentation/ABI/testing/regulator-sysfs.txt
+        See Documentation/ABI/testing/sysfs-class-regulator
diff --git a/Documentation/power/regulator/regulator.txt b/Documentation/power/regulator/regulator.txt
index 4200accb9bba..3f8b528f237e 100644
--- a/Documentation/power/regulator/regulator.txt
+++ b/Documentation/power/regulator/regulator.txt
@@ -10,8 +10,9 @@ Registration
 
 Drivers can register a regulator by calling :-
 
-struct regulator_dev *regulator_register(struct device *dev,
-	struct regulator_desc *regulator_desc);
+struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
+	struct device *dev, struct regulator_init_data *init_data,
+	void *driver_data);
 
 This will register the regulators capabilities and operations to the regulator
 core.
diff --git a/Documentation/powerpc/dts-bindings/fsl/esdhc.txt b/Documentation/powerpc/dts-bindings/fsl/esdhc.txt
index 3ed3797b5086..8a0040738969 100644
--- a/Documentation/powerpc/dts-bindings/fsl/esdhc.txt
+++ b/Documentation/powerpc/dts-bindings/fsl/esdhc.txt
@@ -10,6 +10,8 @@ Required properties:
   - interrupts : should contain eSDHC interrupt.
   - interrupt-parent : interrupt source phandle.
   - clock-frequency : specifies eSDHC base clock frequency.
+  - sdhci,wp-inverted : (optional) specifies that eSDHC controller
+    reports inverted write-protect state;
   - sdhci,1-bit-only : (optional) specifies that a controller can
     only handle 1-bit data transfers.
 
diff --git a/Documentation/powerpc/dts-bindings/marvell.txt b/Documentation/powerpc/dts-bindings/marvell.txt
index 3708a2fd4747..f1533d91953a 100644
--- a/Documentation/powerpc/dts-bindings/marvell.txt
+++ b/Documentation/powerpc/dts-bindings/marvell.txt
@@ -32,7 +32,7 @@ prefixed with the string "marvell,", for Marvell Technology Group Ltd.
       devices.  This field represents the number of cells needed to
       represent the address of the memory-mapped registers of devices
       within the system controller chip.
-    - #size-cells : Size representation for for the memory-mapped
+    - #size-cells : Size representation for the memory-mapped
       registers within the system controller chip.
     - #interrupt-cells : Defines the width of cells used to represent
       interrupts.
diff --git a/Documentation/powerpc/dts-bindings/mtd-physmap.txt b/Documentation/powerpc/dts-bindings/mtd-physmap.txt
index 667c9bde8699..80152cb567d9 100644
--- a/Documentation/powerpc/dts-bindings/mtd-physmap.txt
+++ b/Documentation/powerpc/dts-bindings/mtd-physmap.txt
@@ -1,18 +1,19 @@
-CFI or JEDEC memory-mapped NOR flash
+CFI or JEDEC memory-mapped NOR flash, MTD-RAM (NVRAM...)
 
 Flash chips (Memory Technology Devices) are often used for solid state
 file systems on embedded devices.
 
- - compatible : should contain the specific model of flash chip(s)
-   used, if known, followed by either "cfi-flash" or "jedec-flash"
- - reg : Address range(s) of the flash chip(s)
+ - compatible : should contain the specific model of mtd chip(s)
+   used, if known, followed by either "cfi-flash", "jedec-flash"
+   or "mtd-ram".
+ - reg : Address range(s) of the mtd chip(s)
    It's possible to (optionally) define multiple "reg" tuples so that
-   non-identical NOR chips can be described in one flash node.
- - bank-width : Width (in bytes) of the flash bank.  Equal to the
+   non-identical chips can be described in one node.
+ - bank-width : Width (in bytes) of the bank.  Equal to the
    device width times the number of interleaved chips.
- - device-width : (optional) Width of a single flash chip.  If
+ - device-width : (optional) Width of a single mtd chip.  If
    omitted, assumed to be equal to 'bank-width'.
- - #address-cells, #size-cells : Must be present if the flash has
+ - #address-cells, #size-cells : Must be present if the device has
    sub-nodes representing partitions (see below).  In this case
    both #address-cells and #size-cells must be equal to 1.
 
@@ -22,24 +23,24 @@ are defined:
  - vendor-id : Contains the flash chip's vendor id (1 byte).
  - device-id : Contains the flash chip's device id (1 byte).
 
-In addition to the information on the flash bank itself, the
+In addition to the information on the mtd bank itself, the
 device tree may optionally contain additional information
-describing partitions of the flash address space.  This can be
+describing partitions of the address space.  This can be
 used on platforms which have strong conventions about which
-portions of the flash are used for what purposes, but which don't
+portions of a flash are used for what purposes, but which don't
 use an on-flash partition table such as RedBoot.
 
-Each partition is represented as a sub-node of the flash device.
+Each partition is represented as a sub-node of the mtd device.
 Each node's name represents the name of the corresponding
-partition of the flash device.
+partition of the mtd device.
 
 Flash partitions
- - reg : The partition's offset and size within the flash bank.
- - label : (optional) The label / name for this flash partition.
+ - reg : The partition's offset and size within the mtd bank.
+ - label : (optional) The label / name for this partition.
    If omitted, the label is taken from the node name (excluding
    the unit address).
  - read-only : (optional) This parameter, if present, is a hint to
-   Linux that this flash partition should only be mounted
+   Linux that this partition should only be mounted
    read-only.  This is usually used for flash partitions
    containing early-boot firmware images or data which should not
    be clobbered.
@@ -78,3 +79,12 @@ Here an example with multiple "reg" tuples:
 			reg = <0 0x04000000>;
 		};
 	};
+
+An example using SRAM:
+
+	sram@2,0 {
+		compatible = "samsung,k6f1616u6a", "mtd-ram";
+		reg = <2 0 0x00200000>;
+		bank-width = <2>;
+	};
+
diff --git a/Documentation/rtc.txt b/Documentation/rtc.txt
index 8deffcd68cb8..9104c1062084 100644
--- a/Documentation/rtc.txt
+++ b/Documentation/rtc.txt
@@ -135,6 +135,30 @@ a high functionality RTC is integrated into the SOC.  That system might read
 the system clock from the discrete RTC, but use the integrated one for all
 other tasks, because of its greater functionality.
 
+SYSFS INTERFACE
+---------------
+
+The sysfs interface under /sys/class/rtc/rtcN provides access to various
+rtc attributes without requiring the use of ioctls. All dates and times
+are in the RTC's timezone, rather than in system time.
+
+date:  	   	 RTC-provided date
+hctosys:   	 1 if the RTC provided the system time at boot via the
+		 CONFIG_RTC_HCTOSYS kernel option, 0 otherwise
+max_user_freq:	 The maximum interrupt rate an unprivileged user may request
+		 from this RTC.
+name:		 The name of the RTC corresponding to this sysfs directory
+since_epoch:	 The number of seconds since the epoch according to the RTC
+time:		 RTC-provided time
+wakealarm:	 The time at which the clock will generate a system wakeup
+		 event. This is a one shot wakeup event, so must be reset
+		 after wake if a daily wakeup is required. Format is either
+		 seconds since the epoch or, if there's a leading +, seconds
+		 in the future.
+
+IOCTL INTERFACE
+---------------
+
 The ioctl() calls supported by /dev/rtc are also supported by the RTC class
 framework.  However, because the chips and systems are not standardized,
 some PC/AT functionality might not be provided.  And in the same way, some
@@ -185,6 +209,8 @@ driver returns ENOIOCTLCMD.  Some common examples:
 	hardware in the irq_set_freq function.  If it isn't, return -EINVAL.  If
 	you cannot actually change the frequency, do not define irq_set_freq.
 
+    *	RTC_PIE_ON, RTC_PIE_OFF: the irq_set_state function will be called.
+
 If all else fails, check out the rtc-test.c driver!
 
 
diff --git a/Documentation/scsi/ChangeLog.megaraid b/Documentation/scsi/ChangeLog.megaraid
index eaa4801f2ce6..38e9e7cadc90 100644
--- a/Documentation/scsi/ChangeLog.megaraid
+++ b/Documentation/scsi/ChangeLog.megaraid
@@ -514,7 +514,7 @@ iv.	Remove yield() while mailbox handshake in synchronous commands
 
 v.	Remove redundant __megaraid_busywait_mbox routine
 
-vi.	Fix bug in the managment module, which causes a system lockup when the
+vi.	Fix bug in the management module, which causes a system lockup when the
 	IO module is loaded and then unloaded, followed by executing any
 	management utility. The current version of management module does not
 	handle the adapter unregister properly.
diff --git a/Documentation/scsi/hptiop.txt b/Documentation/scsi/hptiop.txt
index a6eb4add1be6..9605179711f4 100644
--- a/Documentation/scsi/hptiop.txt
+++ b/Documentation/scsi/hptiop.txt
@@ -3,6 +3,25 @@ HIGHPOINT ROCKETRAID 3xxx/4xxx ADAPTER DRIVER (hptiop)
 Controller Register Map
 -------------------------
 
+For RR44xx Intel IOP based adapters, the controller IOP is accessed via PCI BAR0 and BAR2:
+
+     BAR0 offset    Register
+            0x11C5C Link Interface IRQ Set
+            0x11C60 Link Interface IRQ Clear
+
+     BAR2 offset    Register
+            0x10    Inbound Message Register 0
+            0x14    Inbound Message Register 1
+            0x18    Outbound Message Register 0
+            0x1C    Outbound Message Register 1
+            0x20    Inbound Doorbell Register
+            0x24    Inbound Interrupt Status Register
+            0x28    Inbound Interrupt Mask Register
+            0x30    Outbound Interrupt Status Register
+            0x34    Outbound Interrupt Mask Register
+            0x40    Inbound Queue Port
+            0x44    Outbound Queue Port
+
 For Intel IOP based adapters, the controller IOP is accessed via PCI BAR0:
 
      BAR0 offset    Register
@@ -93,7 +112,7 @@ The driver exposes following sysfs attributes:
 
 
 -----------------------------------------------------------------------------
-Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved.
+Copyright (C) 2006-2009 HighPoint Technologies, Inc. All Rights Reserved.
 
   This file is distributed in the hope that it will be useful,
   but WITHOUT ANY WARRANTY; without even the implied warranty of
diff --git a/Documentation/scsi/scsi_fc_transport.txt b/Documentation/scsi/scsi_fc_transport.txt
index d7f181701dc2..aec6549ab097 100644
--- a/Documentation/scsi/scsi_fc_transport.txt
+++ b/Documentation/scsi/scsi_fc_transport.txt
@@ -378,7 +378,7 @@ Vport Disable/Enable:
       int vport_disable(struct fc_vport *vport, bool disable)
 
     where:
-      vport:    Is vport to to be enabled or disabled
+      vport:    Is vport to be enabled or disabled
       disable:  If "true", the vport is to be disabled.
                 If "false", the vport is to be enabled.
 
diff --git a/Documentation/slow-work.txt b/Documentation/slow-work.txt
index ebc50f808ea4..52bc31433723 100644
--- a/Documentation/slow-work.txt
+++ b/Documentation/slow-work.txt
@@ -41,6 +41,13 @@ expand files, provided the time taken to do so isn't too long.
 Operations of both types may sleep during execution, thus tying up the thread
 loaned to it.
 
+A further class of work item is available, based on the slow work item class:
+
+ (*) Delayed slow work items.
+
+These are slow work items that have a timer to defer queueing of the item for
+a while.
+
 
 THREAD-TO-CLASS ALLOCATION
 --------------------------
@@ -64,9 +71,11 @@ USING SLOW WORK ITEMS
 Firstly, a module or subsystem wanting to make use of slow work items must
 register its interest:
 
-	 int ret = slow_work_register_user();
+	 int ret = slow_work_register_user(struct module *module);
 
-This will return 0 if successful, or a -ve error upon failure.
+This will return 0 if successful, or a -ve error upon failure.  The module
+pointer should be the module interested in using this facility (almost
+certainly THIS_MODULE).
 
 
 Slow work items may then be set up by:
@@ -93,6 +102,10 @@ Slow work items may then be set up by:
 
      or:
 
+	delayed_slow_work_init(&myitem, &myitem_ops);
+
+     or:
+
 	vslow_work_init(&myitem, &myitem_ops);
 
      depending on its class.
@@ -102,15 +115,92 @@ A suitably set up work item can then be enqueued for processing:
 	int ret = slow_work_enqueue(&myitem);
 
 This will return a -ve error if the thread pool is unable to gain a reference
-on the item, 0 otherwise.
+on the item, 0 otherwise, or (for delayed work):
+
+	int ret = delayed_slow_work_enqueue(&myitem, my_jiffy_delay);
 
 
 The items are reference counted, so there ought to be no need for a flush
-operation.  When all a module's slow work items have been processed, and the
+operation.  But as the reference counting is optional, means to cancel
+existing work items are also included:
+
+	cancel_slow_work(&myitem);
+	cancel_delayed_slow_work(&myitem);
+
+can be used to cancel pending work.  The above cancel function waits for
+existing work to have been executed (or prevent execution of them, depending
+on timing).
+
+
+When all a module's slow work items have been processed, and the
 module has no further interest in the facility, it should unregister its
 interest:
 
-	slow_work_unregister_user();
+	slow_work_unregister_user(struct module *module);
+
+The module pointer is used to wait for all outstanding work items for that
+module before completing the unregistration.  This prevents the put_ref() code
+from being taken away before it completes.  module should almost certainly be
+THIS_MODULE.
+
+
+================
+HELPER FUNCTIONS
+================
+
+The slow-work facility provides a function by which it can be determined
+whether or not an item is queued for later execution:
+
+	bool queued = slow_work_is_queued(struct slow_work *work);
+
+If it returns false, then the item is not on the queue (it may be executing
+with a requeue pending).  This can be used to work out whether an item on which
+another depends is on the queue, thus allowing a dependent item to be queued
+after it.
+
+If the above shows an item on which another depends not to be queued, then the
+owner of the dependent item might need to wait.  However, to avoid locking up
+the threads unnecessarily be sleeping in them, it can make sense under some
+circumstances to return the work item to the queue, thus deferring it until
+some other items have had a chance to make use of the yielded thread.
+
+To yield a thread and defer an item, the work function should simply enqueue
+the work item again and return.  However, this doesn't work if there's nothing
+actually on the queue, as the thread just vacated will jump straight back into
+the item's work function, thus busy waiting on a CPU.
+
+Instead, the item should use the thread to wait for the dependency to go away,
+but rather than using schedule() or schedule_timeout() to sleep, it should use
+the following function:
+
+	bool requeue = slow_work_sleep_till_thread_needed(
+			struct slow_work *work,
+			signed long *_timeout);
+
+This will add a second wait and then sleep, such that it will be woken up if
+either something appears on the queue that could usefully make use of the
+thread - and behind which this item can be queued, or if the event the caller
+set up to wait for happens.  True will be returned if something else appeared
+on the queue and this work function should perhaps return, of false if
+something else woke it up.  The timeout is as for schedule_timeout().
+
+For example:
+
+	wq = bit_waitqueue(&my_flags, MY_BIT);
+	init_wait(&wait);
+	requeue = false;
+	do {
+		prepare_to_wait(wq, &wait, TASK_UNINTERRUPTIBLE);
+		if (!test_bit(MY_BIT, &my_flags))
+			break;
+		requeue = slow_work_sleep_till_thread_needed(&my_work,
+							     &timeout);
+	} while (timeout > 0 && !requeue);
+	finish_wait(wq, &wait);
+	if (!test_bit(MY_BIT, &my_flags)
+		goto do_my_thing;
+	if (requeue)
+		return; // to slow_work
 
 
 ===============
@@ -118,7 +208,8 @@ ITEM OPERATIONS
 ===============
 
 Each work item requires a table of operations of type struct slow_work_ops.
-All members are required:
+Only ->execute() is required; the getting and putting of a reference and the
+describing of an item are all optional.
 
  (*) Get a reference on an item:
 
@@ -148,6 +239,16 @@ All members are required:
      This should perform the work required of the item.  It may sleep, it may
      perform disk I/O and it may wait for locks.
 
+ (*) View an item through /proc:
+
+	void (*desc)(struct slow_work *work, struct seq_file *m);
+
+     If supplied, this should print to 'm' a small string describing the work
+     the item is to do.  This should be no more than about 40 characters, and
+     shouldn't include a newline character.
+
+     See the 'Viewing executing and queued items' section below.
+
 
 ==================
 POOL CONFIGURATION
@@ -172,3 +273,50 @@ The slow-work thread pool has a number of configurables:
      is bounded to between 1 and one fewer than the number of active threads.
      This ensures there is always at least one thread that can process very
      slow work items, and always at least one thread that won't.
+
+
+==================================
+VIEWING EXECUTING AND QUEUED ITEMS
+==================================
+
+If CONFIG_SLOW_WORK_PROC is enabled, a proc file is made available:
+
+	/proc/slow_work_rq
+
+through which the list of work items being executed and the queues of items to
+be executed may be viewed.  The owner of a work item is given the chance to
+add some information of its own.
+
+The contents look something like the following:
+
+    THR PID   ITEM ADDR        FL MARK  DESC
+    === ===== ================ == ===== ==========
+      0  3005 ffff880023f52348  a 952ms FSC: OBJ17d3: LOOK
+      1  3006 ffff880024e33668  2 160ms FSC: OBJ17e5 OP60d3b: Write1/Store fl=2
+      2  3165 ffff8800296dd180  a 424ms FSC: OBJ17e4: LOOK
+      3  4089 ffff8800262c8d78  a 212ms FSC: OBJ17ea: CRTN
+      4  4090 ffff88002792bed8  2 388ms FSC: OBJ17e8 OP60d36: Write1/Store fl=2
+      5  4092 ffff88002a0ef308  2 388ms FSC: OBJ17e7 OP60d2e: Write1/Store fl=2
+      6  4094 ffff88002abaf4b8  2 132ms FSC: OBJ17e2 OP60d4e: Write1/Store fl=2
+      7  4095 ffff88002bb188e0  a 388ms FSC: OBJ17e9: CRTN
+    vsq     - ffff880023d99668  1 308ms FSC: OBJ17e0 OP60f91: Write1/EnQ fl=2
+    vsq     - ffff8800295d1740  1 212ms FSC: OBJ16be OP4d4b6: Write1/EnQ fl=2
+    vsq     - ffff880025ba3308  1 160ms FSC: OBJ179a OP58dec: Write1/EnQ fl=2
+    vsq     - ffff880024ec83e0  1 160ms FSC: OBJ17ae OP599f2: Write1/EnQ fl=2
+    vsq     - ffff880026618e00  1 160ms FSC: OBJ17e6 OP60d33: Write1/EnQ fl=2
+    vsq     - ffff880025a2a4b8  1 132ms FSC: OBJ16a2 OP4d583: Write1/EnQ fl=2
+    vsq     - ffff880023cbe6d8  9 212ms FSC: OBJ17eb: LOOK
+    vsq     - ffff880024d37590  9 212ms FSC: OBJ17ec: LOOK
+    vsq     - ffff880027746cb0  9 212ms FSC: OBJ17ed: LOOK
+    vsq     - ffff880024d37ae8  9 212ms FSC: OBJ17ee: LOOK
+    vsq     - ffff880024d37cb0  9 212ms FSC: OBJ17ef: LOOK
+    vsq     - ffff880025036550  9 212ms FSC: OBJ17f0: LOOK
+    vsq     - ffff8800250368e0  9 212ms FSC: OBJ17f1: LOOK
+    vsq     - ffff880025036aa8  9 212ms FSC: OBJ17f2: LOOK
+
+In the 'THR' column, executing items show the thread they're occupying and
+queued threads indicate which queue they're on.  'PID' shows the process ID of
+a slow-work thread that's executing something.  'FL' shows the work item flags.
+'MARK' indicates how long since an item was queued or began executing.  Lastly,
+the 'DESC' column permits the owner of an item to give some information.
+
diff --git a/Documentation/sound/alsa/ALSA-Configuration.txt b/Documentation/sound/alsa/ALSA-Configuration.txt
index 1c8eb4518ce0..fd9a2f67edf2 100644
--- a/Documentation/sound/alsa/ALSA-Configuration.txt
+++ b/Documentation/sound/alsa/ALSA-Configuration.txt
@@ -522,7 +522,7 @@ Prior to version 0.9.0rc4 options had a 'snd_' prefix. This was removed.
     pcm_devs       - Number of PCM devices assigned to each card
                      (default = 1, up to 4)
     pcm_substreams - Number of PCM substreams assigned to each PCM
-                     (default = 8, up to 16)
+                     (default = 8, up to 128)
     hrtimer        - Use hrtimer (=1, default) or system timer (=0)
     fake_buffer    - Fake buffer allocations (default = 1)
 
diff --git a/Documentation/sound/alsa/HD-Audio-Models.txt b/Documentation/sound/alsa/HD-Audio-Models.txt
index 97eebd63bedc..4c7f9aee5c4e 100644
--- a/Documentation/sound/alsa/HD-Audio-Models.txt
+++ b/Documentation/sound/alsa/HD-Audio-Models.txt
@@ -209,6 +209,7 @@ AD1884A / AD1883 / AD1984A / AD1984B
   laptop	laptop with HP jack sensing
   mobile	mobile devices with HP jack sensing
   thinkpad	Lenovo Thinkpad X300
+  touchsmart	HP Touchsmart
 
 AD1884
 ======
@@ -358,6 +359,7 @@ STAC9227/9228/9229/927x
   5stack-no-fp	D965 5stack without front panel
   dell-3stack	Dell Dimension E520
   dell-bios	Fixes with Dell BIOS setup
+  volknob	Fixes with volume-knob widget 0x24
   auto		BIOS setup (default)
 
 STAC92HD71B*
@@ -387,7 +389,7 @@ STAC92HD73*
 STAC92HD83*
 ===========
   ref		Reference board
-  mic-ref	Reference board with power managment for ports
+  mic-ref	Reference board with power management for ports
   dell-s14	Dell laptop
   auto		BIOS setup (default)
 
diff --git a/Documentation/spi/spi-summary b/Documentation/spi/spi-summary
index 4a02d2508bc8..deab51ddc33e 100644
--- a/Documentation/spi/spi-summary
+++ b/Documentation/spi/spi-summary
@@ -350,7 +350,7 @@ SPI protocol drivers somewhat resemble platform device drivers:
 		.resume		= CHIP_resume,
 	};
 
-The driver core will autmatically attempt to bind this driver to any SPI
+The driver core will automatically attempt to bind this driver to any SPI
 device whose board_info gave a modalias of "CHIP".  Your probe() code
 might look like this unless you're creating a device which is managing
 a bus (appearing under /sys/class/spi_master).
diff --git a/Documentation/spi/spidev_test.c b/Documentation/spi/spidev_test.c
index c1a5aad3c75a..10abd3773e49 100644
--- a/Documentation/spi/spidev_test.c
+++ b/Documentation/spi/spidev_test.c
@@ -69,7 +69,7 @@ static void transfer(int fd)
 	puts("");
 }
 
-void print_usage(const char *prog)
+static void print_usage(const char *prog)
 {
 	printf("Usage: %s [-DsbdlHOLC3]\n", prog);
 	puts("  -D --device   device to use (default /dev/spidev1.1)\n"
@@ -85,7 +85,7 @@ void print_usage(const char *prog)
 	exit(1);
 }
 
-void parse_opts(int argc, char *argv[])
+static void parse_opts(int argc, char *argv[])
 {
 	while (1) {
 		static const struct option lopts[] = {
diff --git a/Documentation/sysctl/fs.txt b/Documentation/sysctl/fs.txt
index 1458448436cc..62682500878a 100644
--- a/Documentation/sysctl/fs.txt
+++ b/Documentation/sysctl/fs.txt
@@ -96,13 +96,16 @@ handles that the Linux kernel will allocate. When you get lots
 of error messages about running out of file handles, you might
 want to increase this limit.
 
-The three values in file-nr denote the number of allocated
-file handles, the number of unused file handles and the maximum
-number of file handles. When the allocated file handles come
-close to the maximum, but the number of unused file handles is
-significantly greater than 0, you've encountered a peak in your 
-usage of file handles and you don't need to increase the maximum.
-
+Historically, the three values in file-nr denoted the number of
+allocated file handles, the number of allocated but unused file
+handles, and the maximum number of file handles. Linux 2.6 always
+reports 0 as the number of free file handles -- this is not an
+error, it just means that the number of allocated file handles
+exactly matches the number of used file handles.
+
+Attempts to allocate more file descriptors than file-max are
+reported with printk, look for "VFS: file-max limit <number>
+reached".
 ==============================================================
 
 nr_open:
diff --git a/Documentation/sysctl/kernel.txt b/Documentation/sysctl/kernel.txt
index 2dbff53369d0..a028b92001ed 100644
--- a/Documentation/sysctl/kernel.txt
+++ b/Documentation/sysctl/kernel.txt
@@ -22,6 +22,7 @@ show up in /proc/sys/kernel:
 - callhome		     [ S390 only ]
 - auto_msgmni
 - core_pattern
+- core_pipe_limit
 - core_uses_pid
 - ctrl-alt-del
 - dentry-state
@@ -135,6 +136,27 @@ core_pattern is used to specify a core dumpfile pattern name.
 
 ==============================================================
 
+core_pipe_limit:
+
+This sysctl is only applicable when core_pattern is configured to pipe core
+files to user space helper a (when the first character of core_pattern is a '|',
+see above).  When collecting cores via a pipe to an application, it is
+occasionally usefull for the collecting application to gather data about the
+crashing process from its /proc/pid directory.  In order to do this safely, the
+kernel must wait for the collecting process to exit, so as not to remove the
+crashing processes proc files prematurely.  This in turn creates the possibility
+that a misbehaving userspace collecting process can block the reaping of a
+crashed process simply by never exiting.  This sysctl defends against that.  It
+defines how many concurrent crashing processes may be piped to user space
+applications in parallel.  If this value is exceeded, then those crashing
+processes above that value are noted via the kernel log and their cores are
+skipped.  0 is a special value, indicating that unlimited processes may be
+captured in parallel, but that no waiting will take place (i.e. the collecting
+process is not guaranteed access to /proc/<crahing pid>/).  This value defaults
+to 0.
+
+==============================================================
+
 core_uses_pid:
 
 The default coredump filename is "core".  By setting
@@ -313,31 +335,43 @@ send before ratelimiting kicks in.
 
 ==============================================================
 
+printk_delay:
+
+Delay each printk message in printk_delay milliseconds
+
+Value from 0 - 10000 is allowed.
+
+==============================================================
+
 randomize-va-space:
 
 This option can be used to select the type of process address
 space randomization that is used in the system, for architectures
 that support this feature.
 
-0 - Turn the process address space randomization off by default.
+0 - Turn the process address space randomization off.  This is the
+    default for architectures that do not support this feature anyways,
+    and kernels that are booted with the "norandmaps" parameter.
 
 1 - Make the addresses of mmap base, stack and VDSO page randomized.
     This, among other things, implies that shared libraries will be
-    loaded to random addresses. Also for PIE-linked binaries, the location
-    of code start is randomized.
+    loaded to random addresses.  Also for PIE-linked binaries, the
+    location of code start is randomized.  This is the default if the
+    CONFIG_COMPAT_BRK option is enabled.
 
-    With heap randomization, the situation is a little bit more
-    complicated.
-    There a few legacy applications out there (such as some ancient
+2 - Additionally enable heap randomization.  This is the default if
+    CONFIG_COMPAT_BRK is disabled.
+
+    There are a few legacy applications out there (such as some ancient
     versions of libc.so.5 from 1996) that assume that brk area starts
-    just after the end of the code+bss. These applications break when
-    start of the brk area is randomized. There are however no known
+    just after the end of the code+bss.  These applications break when
+    start of the brk area is randomized.  There are however no known
     non-legacy applications that would be broken this way, so for most
-    systems it is safe to choose full randomization. However there is
-    a CONFIG_COMPAT_BRK option for systems with ancient and/or broken
-    binaries, that makes heap non-randomized, but keeps all other
-    parts of process address space randomized if randomize_va_space
-    sysctl is turned on.
+    systems it is safe to choose full randomization.
+
+    Systems with ancient and/or broken binaries should be configured
+    with CONFIG_COMPAT_BRK enabled, which excludes the heap from process
+    address space randomization.
 
 ==============================================================
 
diff --git a/Documentation/sysctl/vm.txt b/Documentation/sysctl/vm.txt
index c4de6359d440..a6e360d2055c 100644
--- a/Documentation/sysctl/vm.txt
+++ b/Documentation/sysctl/vm.txt
@@ -32,6 +32,8 @@ Currently, these files are in /proc/sys/vm:
 - legacy_va_layout
 - lowmem_reserve_ratio
 - max_map_count
+- memory_failure_early_kill
+- memory_failure_recovery
 - min_free_kbytes
 - min_slab_ratio
 - min_unmapped_ratio
@@ -53,7 +55,6 @@ Currently, these files are in /proc/sys/vm:
 - vfs_cache_pressure
 - zone_reclaim_mode
 
-
 ==============================================================
 
 block_dump
@@ -275,6 +276,44 @@ e.g., up to one or two maps per allocation.
 
 The default value is 65536.
 
+=============================================================
+
+memory_failure_early_kill:
+
+Control how to kill processes when uncorrected memory error (typically
+a 2bit error in a memory module) is detected in the background by hardware
+that cannot be handled by the kernel. In some cases (like the page
+still having a valid copy on disk) the kernel will handle the failure
+transparently without affecting any applications. But if there is
+no other uptodate copy of the data it will kill to prevent any data
+corruptions from propagating.
+
+1: Kill all processes that have the corrupted and not reloadable page mapped
+as soon as the corruption is detected.  Note this is not supported
+for a few types of pages, like kernel internally allocated data or
+the swap cache, but works for the majority of user pages.
+
+0: Only unmap the corrupted page from all processes and only kill a process
+who tries to access it.
+
+The kill is done using a catchable SIGBUS with BUS_MCEERR_AO, so processes can
+handle this if they want to.
+
+This is only active on architectures/platforms with advanced machine
+check handling and depends on the hardware capabilities.
+
+Applications can override this setting individually with the PR_MCE_KILL prctl
+
+==============================================================
+
+memory_failure_recovery
+
+Enable memory failure recovery (when supported by the platform)
+
+1: Attempt recovery.
+
+0: Always panic on a memory failure.
+
 ==============================================================
 
 min_free_kbytes:
@@ -585,7 +624,9 @@ caching of directory and inode objects.
 At the default value of vfs_cache_pressure=100 the kernel will attempt to
 reclaim dentries and inodes at a "fair" rate with respect to pagecache and
 swapcache reclaim.  Decreasing vfs_cache_pressure causes the kernel to prefer
-to retain dentry and inode caches.  Increasing vfs_cache_pressure beyond 100
+to retain dentry and inode caches. When vfs_cache_pressure=0, the kernel will
+never reclaim dentries and inodes due to memory pressure and this can easily
+lead to out-of-memory conditions. Increasing vfs_cache_pressure beyond 100
 causes the kernel to prefer to reclaim dentries and inodes.
 
 ==============================================================
diff --git a/Documentation/thermal/sysfs-api.txt b/Documentation/thermal/sysfs-api.txt
index 70d68ce8640a..a87dc277a5ca 100644
--- a/Documentation/thermal/sysfs-api.txt
+++ b/Documentation/thermal/sysfs-api.txt
@@ -1,5 +1,5 @@
 Generic Thermal Sysfs driver How To
-=========================
+===================================
 
 Written by Sujith Thomas <sujith.thomas@intel.com>, Zhang Rui <rui.zhang@intel.com>
 
@@ -10,20 +10,20 @@ Copyright (c)  2008 Intel Corporation
 
 0. Introduction
 
-The generic thermal sysfs provides a set of interfaces for thermal zone devices (sensors)
-and thermal cooling devices (fan, processor...) to register with the thermal management
-solution and to be a part of it.
+The generic thermal sysfs provides a set of interfaces for thermal zone
+devices (sensors) and thermal cooling devices (fan, processor...) to register
+with the thermal management solution and to be a part of it.
 
-This how-to focuses on enabling new thermal zone and cooling devices to participate
-in thermal management.
-This solution is platform independent and any type of thermal zone devices and
-cooling devices should be able to make use of the infrastructure.
+This how-to focuses on enabling new thermal zone and cooling devices to
+participate in thermal management.
+This solution is platform independent and any type of thermal zone devices
+and cooling devices should be able to make use of the infrastructure.
 
-The main task of the thermal sysfs driver is to expose thermal zone attributes as well
-as cooling device attributes to the user space.
-An intelligent thermal management application can make decisions based on inputs
-from thermal zone attributes (the current temperature and trip point temperature)
-and throttle appropriate devices.
+The main task of the thermal sysfs driver is to expose thermal zone attributes
+as well as cooling device attributes to the user space.
+An intelligent thermal management application can make decisions based on
+inputs from thermal zone attributes (the current temperature and trip point
+temperature) and throttle appropriate devices.
 
 [0-*]	denotes any positive number starting from 0
 [1-*]	denotes any positive number starting from 1
@@ -31,77 +31,77 @@ and throttle appropriate devices.
 1. thermal sysfs driver interface functions
 
 1.1 thermal zone device interface
-1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name, int trips,
-				void *devdata, struct thermal_zone_device_ops *ops)
-
-	This interface function adds a new thermal zone device (sensor) to
-	/sys/class/thermal folder as thermal_zone[0-*].
-	It tries to bind all the thermal cooling devices registered at the same time.
-
-	name: the thermal zone name.
-	trips: the total number of trip points this thermal zone supports.
-	devdata: device private data
-	ops: thermal zone device call-backs.
-		.bind: bind the thermal zone device with a thermal cooling device.
-		.unbind: unbind the thermal zone device with a thermal cooling device.
-		.get_temp: get the current temperature of the thermal zone.
-		.get_mode: get the current mode (user/kernel) of the thermal zone.
-			   "kernel" means thermal management is done in kernel.
-			   "user" will prevent kernel thermal driver actions upon trip points
-			   so that user applications can take charge of thermal management.
-		.set_mode: set the mode (user/kernel) of the thermal zone.
-		.get_trip_type: get the type of certain trip point.
-		.get_trip_temp: get the temperature above which the certain trip point
-				will be fired.
+1.1.1 struct thermal_zone_device *thermal_zone_device_register(char *name,
+		int trips, void *devdata, struct thermal_zone_device_ops *ops)
+
+    This interface function adds a new thermal zone device (sensor) to
+    /sys/class/thermal folder as thermal_zone[0-*]. It tries to bind all the
+    thermal cooling devices registered at the same time.
+
+    name: the thermal zone name.
+    trips: the total number of trip points this thermal zone supports.
+    devdata: device private data
+    ops: thermal zone device call-backs.
+	.bind: bind the thermal zone device with a thermal cooling device.
+	.unbind: unbind the thermal zone device with a thermal cooling device.
+	.get_temp: get the current temperature of the thermal zone.
+	.get_mode: get the current mode (user/kernel) of the thermal zone.
+	    - "kernel" means thermal management is done in kernel.
+	    - "user" will prevent kernel thermal driver actions upon trip points
+	      so that user applications can take charge of thermal management.
+	.set_mode: set the mode (user/kernel) of the thermal zone.
+	.get_trip_type: get the type of certain trip point.
+	.get_trip_temp: get the temperature above which the certain trip point
+			will be fired.
 
 1.1.2 void thermal_zone_device_unregister(struct thermal_zone_device *tz)
 
-	This interface function removes the thermal zone device.
-	It deletes the corresponding entry form /sys/class/thermal folder and unbind all
-	the thermal cooling devices it uses.
+    This interface function removes the thermal zone device.
+    It deletes the corresponding entry form /sys/class/thermal folder and
+    unbind all the thermal cooling devices it uses.
 
 1.2 thermal cooling device interface
 1.2.1 struct thermal_cooling_device *thermal_cooling_device_register(char *name,
-					void *devdata, struct thermal_cooling_device_ops *)
-
-	This interface function adds a new thermal cooling device (fan/processor/...) to
-	/sys/class/thermal/ folder as cooling_device[0-*].
-	It tries to bind itself to all the thermal zone devices register at the same time.
-	name: the cooling device name.
-	devdata: device private data.
-	ops: thermal cooling devices call-backs.
-		.get_max_state: get the Maximum throttle state of the cooling device.
-		.get_cur_state: get the Current throttle state of the cooling device.
-		.set_cur_state: set the Current throttle state of the cooling device.
+		void *devdata, struct thermal_cooling_device_ops *)
+
+    This interface function adds a new thermal cooling device (fan/processor/...)
+    to /sys/class/thermal/ folder as cooling_device[0-*]. It tries to bind itself
+    to all the thermal zone devices register at the same time.
+    name: the cooling device name.
+    devdata: device private data.
+    ops: thermal cooling devices call-backs.
+	.get_max_state: get the Maximum throttle state of the cooling device.
+	.get_cur_state: get the Current throttle state of the cooling device.
+	.set_cur_state: set the Current throttle state of the cooling device.
 
 1.2.2 void thermal_cooling_device_unregister(struct thermal_cooling_device *cdev)
 
-	This interface function remove the thermal cooling device.
-	It deletes the corresponding entry form /sys/class/thermal folder and unbind
-	itself from all	the thermal zone devices using it.
+    This interface function remove the thermal cooling device.
+    It deletes the corresponding entry form /sys/class/thermal folder and
+    unbind itself from all the thermal zone devices using it.
 
 1.3 interface for binding a thermal zone device with a thermal cooling device
 1.3.1 int thermal_zone_bind_cooling_device(struct thermal_zone_device *tz,
-			int trip, struct thermal_cooling_device *cdev);
+		int trip, struct thermal_cooling_device *cdev);
 
-	This interface function bind a thermal cooling device to the certain trip point
-	of a thermal zone device.
-	This function is usually called in the thermal zone device .bind callback.
-	tz: the thermal zone device
-	cdev: thermal cooling device
-	trip: indicates which trip point the cooling devices is associated with
-		 in this thermal zone.
+    This interface function bind a thermal cooling device to the certain trip
+    point of a thermal zone device.
+    This function is usually called in the thermal zone device .bind callback.
+    tz: the thermal zone device
+    cdev: thermal cooling device
+    trip: indicates which trip point the cooling devices is associated with
+	  in this thermal zone.
 
 1.3.2 int thermal_zone_unbind_cooling_device(struct thermal_zone_device *tz,
-				int trip, struct thermal_cooling_device *cdev);
+		int trip, struct thermal_cooling_device *cdev);
 
-	This interface function unbind a thermal cooling device from the certain trip point
-	of a thermal zone device.
-	This function is usually called in the thermal zone device .unbind callback.
-	tz: the thermal zone device
-	cdev: thermal cooling device
-	trip: indicates which trip point the cooling devices is associated with
-		in this thermal zone.
+    This interface function unbind a thermal cooling device from the certain
+    trip point of a thermal zone device. This function is usually called in
+    the thermal zone device .unbind callback.
+    tz: the thermal zone device
+    cdev: thermal cooling device
+    trip: indicates which trip point the cooling devices is associated with
+	  in this thermal zone.
 
 2. sysfs attributes structure
 
@@ -114,153 +114,166 @@ if hwmon is compiled in or built as a module.
 
 Thermal zone device sys I/F, created once it's registered:
 /sys/class/thermal/thermal_zone[0-*]:
-	|-----type:			Type of the thermal zone
-	|-----temp:			Current temperature
-	|-----mode:			Working mode of the thermal zone
-	|-----trip_point_[0-*]_temp:	Trip point temperature
-	|-----trip_point_[0-*]_type:	Trip point type
+    |---type:			Type of the thermal zone
+    |---temp:			Current temperature
+    |---mode:			Working mode of the thermal zone
+    |---trip_point_[0-*]_temp:	Trip point temperature
+    |---trip_point_[0-*]_type:	Trip point type
 
 Thermal cooling device sys I/F, created once it's registered:
 /sys/class/thermal/cooling_device[0-*]:
-	|-----type :			Type of the cooling device(processor/fan/...)
-	|-----max_state:		Maximum cooling state of the cooling device
-	|-----cur_state:		Current cooling state of the cooling device
+    |---type:			Type of the cooling device(processor/fan/...)
+    |---max_state:		Maximum cooling state of the cooling device
+    |---cur_state:		Current cooling state of the cooling device
 
 
-These two dynamic attributes are created/removed in pairs.
-They represent the relationship between a thermal zone and its associated cooling device.
-They are created/removed for each
-thermal_zone_bind_cooling_device/thermal_zone_unbind_cooling_device successful execution.
+Then next two dynamic attributes are created/removed in pairs. They represent
+the relationship between a thermal zone and its associated cooling device.
+They are created/removed for each successful execution of
+thermal_zone_bind_cooling_device/thermal_zone_unbind_cooling_device.
 
-/sys/class/thermal/thermal_zone[0-*]
-	|-----cdev[0-*]:		The [0-*]th cooling device in the current thermal zone
-	|-----cdev[0-*]_trip_point:	Trip point that cdev[0-*] is associated with
+/sys/class/thermal/thermal_zone[0-*]:
+    |---cdev[0-*]:		[0-*]th cooling device in current thermal zone
+    |---cdev[0-*]_trip_point:	Trip point that cdev[0-*] is associated with
 
 Besides the thermal zone device sysfs I/F and cooling device sysfs I/F,
-the generic thermal driver also creates a hwmon sysfs I/F for each _type_ of
-thermal zone device. E.g. the generic thermal driver registers one hwmon class device
-and build the associated hwmon sysfs I/F for all the registered ACPI thermal zones.
+the generic thermal driver also creates a hwmon sysfs I/F for each _type_
+of thermal zone device. E.g. the generic thermal driver registers one hwmon
+class device and build the associated hwmon sysfs I/F for all the registered
+ACPI thermal zones.
+
 /sys/class/hwmon/hwmon[0-*]:
-	|-----name:			The type of the thermal zone devices.
-	|-----temp[1-*]_input:		The current temperature of thermal zone [1-*].
-	|-----temp[1-*]_critical:	The critical trip point of thermal zone [1-*].
+    |---name:			The type of the thermal zone devices
+    |---temp[1-*]_input:	The current temperature of thermal zone [1-*]
+    |---temp[1-*]_critical:	The critical trip point of thermal zone [1-*]
+
 Please read Documentation/hwmon/sysfs-interface for additional information.
 
 ***************************
 * Thermal zone attributes *
 ***************************
 
-type				Strings which represent the thermal zone type.
-				This is given by thermal zone driver as part of registration.
-				Eg: "acpitz" indicates it's an ACPI thermal device.
-				In order to keep it consistent with hwmon sys attribute,
-				this should be a short, lowercase string,
-				not containing spaces nor dashes.
-				RO
-				Required
-
-temp				Current temperature as reported by thermal zone (sensor)
-				Unit: millidegree Celsius
-				RO
-				Required
-
-mode				One of the predefined values in [kernel, user]
-				This file gives information about the algorithm
-				that is currently managing the thermal zone.
-				It can be either default kernel based algorithm
-				or user space application.
-				RW
-				Optional
-				kernel	= Thermal management in kernel thermal zone driver.
-				user	= Preventing kernel thermal zone driver actions upon
-					  trip points so that user application can take full
-					  charge of the thermal management.
-
-trip_point_[0-*]_temp		The temperature above which trip point will be fired
-				Unit: millidegree Celsius
-				RO
-				Optional
-
-trip_point_[0-*]_type 		Strings which indicate the type of the trip point
-				E.g. it can be one of critical, hot, passive,
-				    active[0-*] for ACPI thermal zone.
-				RO
-				Optional
-
-cdev[0-*]			Sysfs link to the thermal cooling device node where the sys I/F
-				for cooling device throttling control represents.
-				RO
-				Optional
-
-cdev[0-*]_trip_point		The trip point with which cdev[0-*] is associated in this thermal zone
-				-1 means the cooling device is not associated with any trip point.
-				RO
-				Optional
-
-******************************
-* Cooling device  attributes *
-******************************
-
-type				String which represents the type of device
-				eg: For generic ACPI: this should be "Fan",
-				"Processor" or "LCD"
-				eg. For memory controller device on intel_menlow platform:
-				this should be "Memory controller"
-				RO
-				Required
-
-max_state			The maximum permissible cooling state of this cooling device.
-				RO
-				Required
-
-cur_state			The current cooling state of this cooling device.
-				the value can any integer numbers between 0 and max_state,
-				cur_state == 0 means no cooling
-				cur_state == max_state means the maximum cooling.
-				RW
-				Required
+type
+	Strings which represent the thermal zone type.
+	This is given by thermal zone driver as part of registration.
+	E.g: "acpitz" indicates it's an ACPI thermal device.
+	In order to keep it consistent with hwmon sys attribute; this should
+	be a short, lowercase string, not containing spaces nor dashes.
+	RO, Required
+
+temp
+	Current temperature as reported by thermal zone (sensor).
+	Unit: millidegree Celsius
+	RO, Required
+
+mode
+	One of the predefined values in [kernel, user].
+	This file gives information about the algorithm that is currently
+	managing the thermal zone. It can be either default kernel based
+	algorithm or user space application.
+	kernel	= Thermal management in kernel thermal zone driver.
+	user	= Preventing kernel thermal zone driver actions upon
+		  trip points so that user application can take full
+		  charge of the thermal management.
+	RW, Optional
+
+trip_point_[0-*]_temp
+	The temperature above which trip point will be fired.
+	Unit: millidegree Celsius
+	RO, Optional
+
+trip_point_[0-*]_type
+	Strings which indicate the type of the trip point.
+	E.g. it can be one of critical, hot, passive, active[0-*] for ACPI
+	thermal zone.
+	RO, Optional
+
+cdev[0-*]
+	Sysfs link to the thermal cooling device node where the sys I/F
+	for cooling device throttling control represents.
+	RO, Optional
+
+cdev[0-*]_trip_point
+	The trip point with which cdev[0-*] is associated in this thermal
+	zone; -1 means the cooling device is not associated with any trip
+	point.
+	RO, Optional
+
+passive
+	Attribute is only present for zones in which the passive cooling
+	policy is not supported by native thermal driver. Default is zero
+	and can be set to a temperature (in millidegrees) to enable a
+	passive trip point for the zone. Activation is done by polling with
+	an interval of 1 second.
+	Unit: millidegrees Celsius
+	RW, Optional
+
+*****************************
+* Cooling device attributes *
+*****************************
+
+type
+	String which represents the type of device, e.g:
+	- for generic ACPI: should be "Fan", "Processor" or "LCD"
+	- for memory controller device on intel_menlow platform:
+	  should be "Memory controller".
+	RO, Required
+
+max_state
+	The maximum permissible cooling state of this cooling device.
+	RO, Required
+
+cur_state
+	The current cooling state of this cooling device.
+	The value can any integer numbers between 0 and max_state:
+	- cur_state == 0 means no cooling
+	- cur_state == max_state means the maximum cooling.
+	RW, Required
 
 3. A simple implementation
 
-ACPI thermal zone may support multiple trip points like critical/hot/passive/active.
-If an ACPI thermal zone supports critical, passive, active[0] and active[1] at the same time,
-it may register itself as a thermal_zone_device (thermal_zone1) with 4 trip points in all.
-It has one processor and one fan, which are both registered as thermal_cooling_device.
-If the processor is listed in _PSL method, and the fan is listed in _AL0 method,
-the sys I/F structure will be built like this:
+ACPI thermal zone may support multiple trip points like critical, hot,
+passive, active. If an ACPI thermal zone supports critical, passive,
+active[0] and active[1] at the same time, it may register itself as a
+thermal_zone_device (thermal_zone1) with 4 trip points in all.
+It has one processor and one fan, which are both registered as
+thermal_cooling_device.
+
+If the processor is listed in _PSL method, and the fan is listed in _AL0
+method, the sys I/F structure will be built like this:
 
 /sys/class/thermal:
 
 |thermal_zone1:
-	|-----type:			acpitz
-	|-----temp:			37000
-	|-----mode:			kernel
-	|-----trip_point_0_temp:	100000
-	|-----trip_point_0_type:	critical
-	|-----trip_point_1_temp:	80000
-	|-----trip_point_1_type:	passive
-	|-----trip_point_2_temp:	70000
-	|-----trip_point_2_type:	active0
-	|-----trip_point_3_temp:	60000
-	|-----trip_point_3_type:	active1
-	|-----cdev0:			--->/sys/class/thermal/cooling_device0
-	|-----cdev0_trip_point:		1	/* cdev0 can be used for passive */
-	|-----cdev1:			--->/sys/class/thermal/cooling_device3
-	|-----cdev1_trip_point:		2	/* cdev1 can be used for active[0]*/
+    |---type:			acpitz
+    |---temp:			37000
+    |---mode:			kernel
+    |---trip_point_0_temp:	100000
+    |---trip_point_0_type:	critical
+    |---trip_point_1_temp:	80000
+    |---trip_point_1_type:	passive
+    |---trip_point_2_temp:	70000
+    |---trip_point_2_type:	active0
+    |---trip_point_3_temp:	60000
+    |---trip_point_3_type:	active1
+    |---cdev0:			--->/sys/class/thermal/cooling_device0
+    |---cdev0_trip_point:	1	/* cdev0 can be used for passive */
+    |---cdev1:			--->/sys/class/thermal/cooling_device3
+    |---cdev1_trip_point:	2	/* cdev1 can be used for active[0]*/
 
 |cooling_device0:
-	|-----type:			Processor
-	|-----max_state:		8
-	|-----cur_state:		0
+    |---type:			Processor
+    |---max_state:		8
+    |---cur_state:		0
 
 |cooling_device3:
-	|-----type:			Fan
-	|-----max_state:		2
-	|-----cur_state:		0
+    |---type:			Fan
+    |---max_state:		2
+    |---cur_state:		0
 
 /sys/class/hwmon:
 
 |hwmon0:
-	|-----name:			acpitz
-	|-----temp1_input:		37000
-	|-----temp1_crit:		100000
+    |---name:			acpitz
+    |---temp1_input:		37000
+    |---temp1_crit:		100000
diff --git a/Documentation/trace/events-kmem.txt b/Documentation/trace/events-kmem.txt
new file mode 100644
index 000000000000..6ef2a8652e17
--- /dev/null
+++ b/Documentation/trace/events-kmem.txt
@@ -0,0 +1,107 @@
+			Subsystem Trace Points: kmem
+
+The tracing system kmem captures events related to object and page allocation
+within the kernel. Broadly speaking there are four major subheadings.
+
+  o Slab allocation of small objects of unknown type (kmalloc)
+  o Slab allocation of small objects of known type
+  o Page allocation
+  o Per-CPU Allocator Activity
+  o External Fragmentation
+
+This document will describe what each of the tracepoints are and why they
+might be useful.
+
+1. Slab allocation of small objects of unknown type
+===================================================
+kmalloc		call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s
+kmalloc_node	call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d
+kfree		call_site=%lx ptr=%p
+
+Heavy activity for these events may indicate that a specific cache is
+justified, particularly if kmalloc slab pages are getting significantly
+internal fragmented as a result of the allocation pattern. By correlating
+kmalloc with kfree, it may be possible to identify memory leaks and where
+the allocation sites were.
+
+
+2. Slab allocation of small objects of known type
+=================================================
+kmem_cache_alloc	call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s
+kmem_cache_alloc_node	call_site=%lx ptr=%p bytes_req=%zu bytes_alloc=%zu gfp_flags=%s node=%d
+kmem_cache_free		call_site=%lx ptr=%p
+
+These events are similar in usage to the kmalloc-related events except that
+it is likely easier to pin the event down to a specific cache. At the time
+of writing, no information is available on what slab is being allocated from,
+but the call_site can usually be used to extrapolate that information
+
+3. Page allocation
+==================
+mm_page_alloc		  page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s
+mm_page_alloc_zone_locked page=%p pfn=%lu order=%u migratetype=%d cpu=%d percpu_refill=%d
+mm_page_free_direct	  page=%p pfn=%lu order=%d
+mm_pagevec_free		  page=%p pfn=%lu order=%d cold=%d
+
+These four events deal with page allocation and freeing. mm_page_alloc is
+a simple indicator of page allocator activity. Pages may be allocated from
+the per-CPU allocator (high performance) or the buddy allocator.
+
+If pages are allocated directly from the buddy allocator, the
+mm_page_alloc_zone_locked event is triggered. This event is important as high
+amounts of activity imply high activity on the zone->lock. Taking this lock
+impairs performance by disabling interrupts, dirtying cache lines between
+CPUs and serialising many CPUs.
+
+When a page is freed directly by the caller, the mm_page_free_direct event
+is triggered. Significant amounts of activity here could indicate that the
+callers should be batching their activities.
+
+When pages are freed using a pagevec, the mm_pagevec_free is
+triggered. Broadly speaking, pages are taken off the LRU lock in bulk and
+freed in batch with a pagevec. Significant amounts of activity here could
+indicate that the system is under memory pressure and can also indicate
+contention on the zone->lru_lock.
+
+4. Per-CPU Allocator Activity
+=============================
+mm_page_alloc_zone_locked	page=%p pfn=%lu order=%u migratetype=%d cpu=%d percpu_refill=%d
+mm_page_pcpu_drain		page=%p pfn=%lu order=%d cpu=%d migratetype=%d
+
+In front of the page allocator is a per-cpu page allocator. It exists only
+for order-0 pages, reduces contention on the zone->lock and reduces the
+amount of writing on struct page.
+
+When a per-CPU list is empty or pages of the wrong type are allocated,
+the zone->lock will be taken once and the per-CPU list refilled. The event
+triggered is mm_page_alloc_zone_locked for each page allocated with the
+event indicating whether it is for a percpu_refill or not.
+
+When the per-CPU list is too full, a number of pages are freed, each one
+which triggers a mm_page_pcpu_drain event.
+
+The individual nature of the events are so that pages can be tracked
+between allocation and freeing. A number of drain or refill pages that occur
+consecutively imply the zone->lock being taken once. Large amounts of PCP
+refills and drains could imply an imbalance between CPUs where too much work
+is being concentrated in one place. It could also indicate that the per-CPU
+lists should be a larger size. Finally, large amounts of refills on one CPU
+and drains on another could be a factor in causing large amounts of cache
+line bounces due to writes between CPUs and worth investigating if pages
+can be allocated and freed on the same CPU through some algorithm change.
+
+5. External Fragmentation
+=========================
+mm_page_alloc_extfrag		page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d
+
+External fragmentation affects whether a high-order allocation will be
+successful or not. For some types of hardware, this is important although
+it is avoided where possible. If the system is using huge pages and needs
+to be able to resize the pool over the lifetime of the system, this value
+is important.
+
+Large numbers of this event implies that memory is fragmenting and
+high-order allocations will start failing at some time in the future. One
+means of reducing the occurange of this event is to increase the size of
+min_free_kbytes in increments of 3*pageblock_size*nr_online_nodes where
+pageblock_size is usually the size of the default hugepage size.
diff --git a/Documentation/trace/events.txt b/Documentation/trace/events.txt
index 78c45a87be57..02ac6ed38b2d 100644
--- a/Documentation/trace/events.txt
+++ b/Documentation/trace/events.txt
@@ -72,7 +72,7 @@ To enable all events in sched subsystem:
 
 	# echo 1 > /sys/kernel/debug/tracing/events/sched/enable
 
-To eanble all events:
+To enable all events:
 
 	# echo 1 > /sys/kernel/debug/tracing/events/enable
 
diff --git a/Documentation/trace/ftrace.txt b/Documentation/trace/ftrace.txt
index 1b6292bbdd6d..8179692fbb90 100644
--- a/Documentation/trace/ftrace.txt
+++ b/Documentation/trace/ftrace.txt
@@ -133,7 +133,7 @@ of ftrace. Here is a list of some of the key files:
 	than requested, the rest of the page will be used,
 	making the actual allocation bigger than requested.
 	( Note, the size may not be a multiple of the page size
-	  due to buffer managment overhead. )
+	  due to buffer management overhead. )
 
 	This can only be updated when the current_tracer
 	is set to "nop".
@@ -1231,6 +1231,7 @@ something like this simple program:
 #include <sys/stat.h>
 #include <fcntl.h>
 #include <unistd.h>
+#include <string.h>
 
 #define _STR(x) #x
 #define STR(x) _STR(x)
@@ -1265,6 +1266,7 @@ const char *find_debugfs(void)
                return NULL;
        }
 
+       strcat(debugfs, "/tracing/");
        debugfs_found = 1;
 
        return debugfs;
diff --git a/Documentation/trace/postprocess/trace-pagealloc-postprocess.pl b/Documentation/trace/postprocess/trace-pagealloc-postprocess.pl
new file mode 100644
index 000000000000..7df50e8cf4d9
--- /dev/null
+++ b/Documentation/trace/postprocess/trace-pagealloc-postprocess.pl
@@ -0,0 +1,418 @@
+#!/usr/bin/perl
+# This is a POC (proof of concept or piece of crap, take your pick) for reading the
+# text representation of trace output related to page allocation. It makes an attempt
+# to extract some high-level information on what is going on. The accuracy of the parser
+# may vary considerably
+#
+# Example usage: trace-pagealloc-postprocess.pl < /sys/kernel/debug/tracing/trace_pipe
+# other options
+#   --prepend-parent	Report on the parent proc and PID
+#   --read-procstat	If the trace lacks process info, get it from /proc
+#   --ignore-pid	Aggregate processes of the same name together
+#
+# Copyright (c) IBM Corporation 2009
+# Author: Mel Gorman <mel@csn.ul.ie>
+use strict;
+use Getopt::Long;
+
+# Tracepoint events
+use constant MM_PAGE_ALLOC		=> 1;
+use constant MM_PAGE_FREE_DIRECT 	=> 2;
+use constant MM_PAGEVEC_FREE		=> 3;
+use constant MM_PAGE_PCPU_DRAIN		=> 4;
+use constant MM_PAGE_ALLOC_ZONE_LOCKED	=> 5;
+use constant MM_PAGE_ALLOC_EXTFRAG	=> 6;
+use constant EVENT_UNKNOWN		=> 7;
+
+# Constants used to track state
+use constant STATE_PCPU_PAGES_DRAINED	=> 8;
+use constant STATE_PCPU_PAGES_REFILLED	=> 9;
+
+# High-level events extrapolated from tracepoints
+use constant HIGH_PCPU_DRAINS		=> 10;
+use constant HIGH_PCPU_REFILLS		=> 11;
+use constant HIGH_EXT_FRAGMENT		=> 12;
+use constant HIGH_EXT_FRAGMENT_SEVERE	=> 13;
+use constant HIGH_EXT_FRAGMENT_MODERATE	=> 14;
+use constant HIGH_EXT_FRAGMENT_CHANGED	=> 15;
+
+my %perprocesspid;
+my %perprocess;
+my $opt_ignorepid;
+my $opt_read_procstat;
+my $opt_prepend_parent;
+
+# Catch sigint and exit on request
+my $sigint_report = 0;
+my $sigint_exit = 0;
+my $sigint_pending = 0;
+my $sigint_received = 0;
+sub sigint_handler {
+	my $current_time = time;
+	if ($current_time - 2 > $sigint_received) {
+		print "SIGINT received, report pending. Hit ctrl-c again to exit\n";
+		$sigint_report = 1;
+	} else {
+		if (!$sigint_exit) {
+			print "Second SIGINT received quickly, exiting\n";
+		}
+		$sigint_exit++;
+	}
+
+	if ($sigint_exit > 3) {
+		print "Many SIGINTs received, exiting now without report\n";
+		exit;
+	}
+
+	$sigint_received = $current_time;
+	$sigint_pending = 1;
+}
+$SIG{INT} = "sigint_handler";
+
+# Parse command line options
+GetOptions(
+	'ignore-pid'	 =>	\$opt_ignorepid,
+	'read-procstat'	 =>	\$opt_read_procstat,
+	'prepend-parent' =>	\$opt_prepend_parent,
+);
+
+# Defaults for dynamically discovered regex's
+my $regex_fragdetails_default = 'page=([0-9a-f]*) pfn=([0-9]*) alloc_order=([-0-9]*) fallback_order=([-0-9]*) pageblock_order=([-0-9]*) alloc_migratetype=([-0-9]*) fallback_migratetype=([-0-9]*) fragmenting=([-0-9]) change_ownership=([-0-9])';
+
+# Dyanically discovered regex
+my $regex_fragdetails;
+
+# Static regex used. Specified like this for readability and for use with /o
+#                      (process_pid)     (cpus      )   ( time  )   (tpoint    ) (details)
+my $regex_traceevent = '\s*([a-zA-Z0-9-]*)\s*(\[[0-9]*\])\s*([0-9.]*):\s*([a-zA-Z_]*):\s*(.*)';
+my $regex_statname = '[-0-9]*\s\((.*)\).*';
+my $regex_statppid = '[-0-9]*\s\(.*\)\s[A-Za-z]\s([0-9]*).*';
+
+sub generate_traceevent_regex {
+	my $event = shift;
+	my $default = shift;
+	my $regex;
+
+	# Read the event format or use the default
+	if (!open (FORMAT, "/sys/kernel/debug/tracing/events/$event/format")) {
+		$regex = $default;
+	} else {
+		my $line;
+		while (!eof(FORMAT)) {
+			$line = <FORMAT>;
+			if ($line =~ /^print fmt:\s"(.*)",.*/) {
+				$regex = $1;
+				$regex =~ s/%p/\([0-9a-f]*\)/g;
+				$regex =~ s/%d/\([-0-9]*\)/g;
+				$regex =~ s/%lu/\([0-9]*\)/g;
+			}
+		}
+	}
+
+	# Verify fields are in the right order
+	my $tuple;
+	foreach $tuple (split /\s/, $regex) {
+		my ($key, $value) = split(/=/, $tuple);
+		my $expected = shift;
+		if ($key ne $expected) {
+			print("WARNING: Format not as expected '$key' != '$expected'");
+			$regex =~ s/$key=\((.*)\)/$key=$1/;
+		}
+	}
+
+	if (defined shift) {
+		die("Fewer fields than expected in format");
+	}
+
+	return $regex;
+}
+$regex_fragdetails = generate_traceevent_regex("kmem/mm_page_alloc_extfrag",
+			$regex_fragdetails_default,
+			"page", "pfn",
+			"alloc_order", "fallback_order", "pageblock_order",
+			"alloc_migratetype", "fallback_migratetype",
+			"fragmenting", "change_ownership");
+
+sub read_statline($) {
+	my $pid = $_[0];
+	my $statline;
+
+	if (open(STAT, "/proc/$pid/stat")) {
+		$statline = <STAT>;
+		close(STAT);
+	}
+
+	if ($statline eq '') {
+		$statline = "-1 (UNKNOWN_PROCESS_NAME) R 0";
+	}
+
+	return $statline;
+}
+
+sub guess_process_pid($$) {
+	my $pid = $_[0];
+	my $statline = $_[1];
+
+	if ($pid == 0) {
+		return "swapper-0";
+	}
+
+	if ($statline !~ /$regex_statname/o) {
+		die("Failed to math stat line for process name :: $statline");
+	}
+	return "$1-$pid";
+}
+
+sub parent_info($$) {
+	my $pid = $_[0];
+	my $statline = $_[1];
+	my $ppid;
+
+	if ($pid == 0) {
+		return "NOPARENT-0";
+	}
+
+	if ($statline !~ /$regex_statppid/o) {
+		die("Failed to match stat line process ppid:: $statline");
+	}
+
+	# Read the ppid stat line
+	$ppid = $1;
+	return guess_process_pid($ppid, read_statline($ppid));
+}
+
+sub process_events {
+	my $traceevent;
+	my $process_pid;
+	my $cpus;
+	my $timestamp;
+	my $tracepoint;
+	my $details;
+	my $statline;
+
+	# Read each line of the event log
+EVENT_PROCESS:
+	while ($traceevent = <STDIN>) {
+		if ($traceevent =~ /$regex_traceevent/o) {
+			$process_pid = $1;
+			$tracepoint = $4;
+
+			if ($opt_read_procstat || $opt_prepend_parent) {
+				$process_pid =~ /(.*)-([0-9]*)$/;
+				my $process = $1;
+				my $pid = $2;
+
+				$statline = read_statline($pid);
+
+				if ($opt_read_procstat && $process eq '') {
+					$process_pid = guess_process_pid($pid, $statline);
+				}
+
+				if ($opt_prepend_parent) {
+					$process_pid = parent_info($pid, $statline) . " :: $process_pid";
+				}
+			}
+
+			# Unnecessary in this script. Uncomment if required
+			# $cpus = $2;
+			# $timestamp = $3;
+		} else {
+			next;
+		}
+
+		# Perl Switch() sucks majorly
+		if ($tracepoint eq "mm_page_alloc") {
+			$perprocesspid{$process_pid}->{MM_PAGE_ALLOC}++;
+		} elsif ($tracepoint eq "mm_page_free_direct") {
+			$perprocesspid{$process_pid}->{MM_PAGE_FREE_DIRECT}++;
+		} elsif ($tracepoint eq "mm_pagevec_free") {
+			$perprocesspid{$process_pid}->{MM_PAGEVEC_FREE}++;
+		} elsif ($tracepoint eq "mm_page_pcpu_drain") {
+			$perprocesspid{$process_pid}->{MM_PAGE_PCPU_DRAIN}++;
+			$perprocesspid{$process_pid}->{STATE_PCPU_PAGES_DRAINED}++;
+		} elsif ($tracepoint eq "mm_page_alloc_zone_locked") {
+			$perprocesspid{$process_pid}->{MM_PAGE_ALLOC_ZONE_LOCKED}++;
+			$perprocesspid{$process_pid}->{STATE_PCPU_PAGES_REFILLED}++;
+		} elsif ($tracepoint eq "mm_page_alloc_extfrag") {
+
+			# Extract the details of the event now
+			$details = $5;
+
+			my ($page, $pfn);
+			my ($alloc_order, $fallback_order, $pageblock_order);
+			my ($alloc_migratetype, $fallback_migratetype);
+			my ($fragmenting, $change_ownership);
+
+			if ($details !~ /$regex_fragdetails/o) {
+				print "WARNING: Failed to parse mm_page_alloc_extfrag as expected\n";
+				next;
+			}
+
+			$perprocesspid{$process_pid}->{MM_PAGE_ALLOC_EXTFRAG}++;
+			$page = $1;
+			$pfn = $2;
+			$alloc_order = $3;
+			$fallback_order = $4;
+			$pageblock_order = $5;
+			$alloc_migratetype = $6;
+			$fallback_migratetype = $7;
+			$fragmenting = $8;
+			$change_ownership = $9;
+
+			if ($fragmenting) {
+				$perprocesspid{$process_pid}->{HIGH_EXT_FRAG}++;
+				if ($fallback_order <= 3) {
+					$perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_SEVERE}++;
+				} else {
+					$perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_MODERATE}++;
+				}
+			}
+			if ($change_ownership) {
+				$perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_CHANGED}++;
+			}
+		} else {
+			$perprocesspid{$process_pid}->{EVENT_UNKNOWN}++;
+		}
+
+		# Catch a full pcpu drain event
+		if ($perprocesspid{$process_pid}->{STATE_PCPU_PAGES_DRAINED} &&
+				$tracepoint ne "mm_page_pcpu_drain") {
+
+			$perprocesspid{$process_pid}->{HIGH_PCPU_DRAINS}++;
+			$perprocesspid{$process_pid}->{STATE_PCPU_PAGES_DRAINED} = 0;
+		}
+
+		# Catch a full pcpu refill event
+		if ($perprocesspid{$process_pid}->{STATE_PCPU_PAGES_REFILLED} &&
+				$tracepoint ne "mm_page_alloc_zone_locked") {
+			$perprocesspid{$process_pid}->{HIGH_PCPU_REFILLS}++;
+			$perprocesspid{$process_pid}->{STATE_PCPU_PAGES_REFILLED} = 0;
+		}
+
+		if ($sigint_pending) {
+			last EVENT_PROCESS;
+		}
+	}
+}
+
+sub dump_stats {
+	my $hashref = shift;
+	my %stats = %$hashref;
+
+	# Dump per-process stats
+	my $process_pid;
+	my $max_strlen = 0;
+
+	# Get the maximum process name
+	foreach $process_pid (keys %perprocesspid) {
+		my $len = length($process_pid);
+		if ($len > $max_strlen) {
+			$max_strlen = $len;
+		}
+	}
+	$max_strlen += 2;
+
+	printf("\n");
+	printf("%-" . $max_strlen . "s %8s %10s   %8s %8s   %8s %8s %8s   %8s %8s %8s %8s %8s %8s\n",
+		"Process", "Pages",  "Pages",      "Pages", "Pages", "PCPU",  "PCPU",   "PCPU",    "Fragment",  "Fragment", "MigType", "Fragment", "Fragment", "Unknown");
+	printf("%-" . $max_strlen . "s %8s %10s   %8s %8s   %8s %8s %8s   %8s %8s %8s %8s %8s %8s\n",
+		"details", "allocd", "allocd",     "freed", "freed", "pages", "drains", "refills", "Fallback", "Causing",   "Changed", "Severe", "Moderate", "");
+
+	printf("%-" . $max_strlen . "s %8s %10s   %8s %8s   %8s %8s %8s   %8s %8s %8s %8s %8s %8s\n",
+		"",        "",       "under lock", "direct", "pagevec", "drain", "", "", "", "", "", "", "", "");
+
+	foreach $process_pid (keys %stats) {
+		# Dump final aggregates
+		if ($stats{$process_pid}->{STATE_PCPU_PAGES_DRAINED}) {
+			$stats{$process_pid}->{HIGH_PCPU_DRAINS}++;
+			$stats{$process_pid}->{STATE_PCPU_PAGES_DRAINED} = 0;
+		}
+		if ($stats{$process_pid}->{STATE_PCPU_PAGES_REFILLED}) {
+			$stats{$process_pid}->{HIGH_PCPU_REFILLS}++;
+			$stats{$process_pid}->{STATE_PCPU_PAGES_REFILLED} = 0;
+		}
+
+		printf("%-" . $max_strlen . "s %8d %10d   %8d %8d   %8d %8d %8d   %8d %8d %8d %8d %8d %8d\n",
+			$process_pid,
+			$stats{$process_pid}->{MM_PAGE_ALLOC},
+			$stats{$process_pid}->{MM_PAGE_ALLOC_ZONE_LOCKED},
+			$stats{$process_pid}->{MM_PAGE_FREE_DIRECT},
+			$stats{$process_pid}->{MM_PAGEVEC_FREE},
+			$stats{$process_pid}->{MM_PAGE_PCPU_DRAIN},
+			$stats{$process_pid}->{HIGH_PCPU_DRAINS},
+			$stats{$process_pid}->{HIGH_PCPU_REFILLS},
+			$stats{$process_pid}->{MM_PAGE_ALLOC_EXTFRAG},
+			$stats{$process_pid}->{HIGH_EXT_FRAG},
+			$stats{$process_pid}->{HIGH_EXT_FRAGMENT_CHANGED},
+			$stats{$process_pid}->{HIGH_EXT_FRAGMENT_SEVERE},
+			$stats{$process_pid}->{HIGH_EXT_FRAGMENT_MODERATE},
+			$stats{$process_pid}->{EVENT_UNKNOWN});
+	}
+}
+
+sub aggregate_perprocesspid() {
+	my $process_pid;
+	my $process;
+	undef %perprocess;
+
+	foreach $process_pid (keys %perprocesspid) {
+		$process = $process_pid;
+		$process =~ s/-([0-9])*$//;
+		if ($process eq '') {
+			$process = "NO_PROCESS_NAME";
+		}
+
+		$perprocess{$process}->{MM_PAGE_ALLOC} += $perprocesspid{$process_pid}->{MM_PAGE_ALLOC};
+		$perprocess{$process}->{MM_PAGE_ALLOC_ZONE_LOCKED} += $perprocesspid{$process_pid}->{MM_PAGE_ALLOC_ZONE_LOCKED};
+		$perprocess{$process}->{MM_PAGE_FREE_DIRECT} += $perprocesspid{$process_pid}->{MM_PAGE_FREE_DIRECT};
+		$perprocess{$process}->{MM_PAGEVEC_FREE} += $perprocesspid{$process_pid}->{MM_PAGEVEC_FREE};
+		$perprocess{$process}->{MM_PAGE_PCPU_DRAIN} += $perprocesspid{$process_pid}->{MM_PAGE_PCPU_DRAIN};
+		$perprocess{$process}->{HIGH_PCPU_DRAINS} += $perprocesspid{$process_pid}->{HIGH_PCPU_DRAINS};
+		$perprocess{$process}->{HIGH_PCPU_REFILLS} += $perprocesspid{$process_pid}->{HIGH_PCPU_REFILLS};
+		$perprocess{$process}->{MM_PAGE_ALLOC_EXTFRAG} += $perprocesspid{$process_pid}->{MM_PAGE_ALLOC_EXTFRAG};
+		$perprocess{$process}->{HIGH_EXT_FRAG} += $perprocesspid{$process_pid}->{HIGH_EXT_FRAG};
+		$perprocess{$process}->{HIGH_EXT_FRAGMENT_CHANGED} += $perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_CHANGED};
+		$perprocess{$process}->{HIGH_EXT_FRAGMENT_SEVERE} += $perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_SEVERE};
+		$perprocess{$process}->{HIGH_EXT_FRAGMENT_MODERATE} += $perprocesspid{$process_pid}->{HIGH_EXT_FRAGMENT_MODERATE};
+		$perprocess{$process}->{EVENT_UNKNOWN} += $perprocesspid{$process_pid}->{EVENT_UNKNOWN};
+	}
+}
+
+sub report() {
+	if (!$opt_ignorepid) {
+		dump_stats(\%perprocesspid);
+	} else {
+		aggregate_perprocesspid();
+		dump_stats(\%perprocess);
+	}
+}
+
+# Process events or signals until neither is available
+sub signal_loop() {
+	my $sigint_processed;
+	do {
+		$sigint_processed = 0;
+		process_events();
+
+		# Handle pending signals if any
+		if ($sigint_pending) {
+			my $current_time = time;
+
+			if ($sigint_exit) {
+				print "Received exit signal\n";
+				$sigint_pending = 0;
+			}
+			if ($sigint_report) {
+				if ($current_time >= $sigint_received + 2) {
+					report();
+					$sigint_report = 0;
+					$sigint_pending = 0;
+					$sigint_processed = 1;
+				}
+			}
+		}
+	} while ($sigint_pending || $sigint_processed);
+}
+
+signal_loop();
+report();
diff --git a/Documentation/trace/power.txt b/Documentation/trace/power.txt
deleted file mode 100644
index cd805e16dc27..000000000000
--- a/Documentation/trace/power.txt
+++ /dev/null
@@ -1,17 +0,0 @@
-The power tracer collects detailed information about C-state and P-state
-transitions, instead of just looking at the high-level "average"
-information.
-
-There is a helper script found in scrips/tracing/power.pl in the kernel
-sources which can be used to parse this information and create a
-Scalable Vector Graphics (SVG) picture from the trace data.
-
-To use this tracer:
-
-	echo 0 > /sys/kernel/debug/tracing/tracing_enabled
-	echo power > /sys/kernel/debug/tracing/current_tracer
-	echo 1 > /sys/kernel/debug/tracing/tracing_enabled
-	sleep 1
-	echo 0 > /sys/kernel/debug/tracing/tracing_enabled
-	cat /sys/kernel/debug/tracing/trace | \
-		perl scripts/tracing/power.pl > out.sv
diff --git a/Documentation/trace/tracepoint-analysis.txt b/Documentation/trace/tracepoint-analysis.txt
new file mode 100644
index 000000000000..5eb4e487e667
--- /dev/null
+++ b/Documentation/trace/tracepoint-analysis.txt
@@ -0,0 +1,327 @@
+		Notes on Analysing Behaviour Using Events and Tracepoints
+
+			Documentation written by Mel Gorman
+		PCL information heavily based on email from Ingo Molnar
+
+1. Introduction
+===============
+
+Tracepoints (see Documentation/trace/tracepoints.txt) can be used without
+creating custom kernel modules to register probe functions using the event
+tracing infrastructure.
+
+Simplistically, tracepoints will represent an important event that when can
+be taken in conjunction with other tracepoints to build a "Big Picture" of
+what is going on within the system. There are a large number of methods for
+gathering and interpreting these events. Lacking any current Best Practises,
+this document describes some of the methods that can be used.
+
+This document assumes that debugfs is mounted on /sys/kernel/debug and that
+the appropriate tracing options have been configured into the kernel. It is
+assumed that the PCL tool tools/perf has been installed and is in your path.
+
+2. Listing Available Events
+===========================
+
+2.1 Standard Utilities
+----------------------
+
+All possible events are visible from /sys/kernel/debug/tracing/events. Simply
+calling
+
+  $ find /sys/kernel/debug/tracing/events -type d
+
+will give a fair indication of the number of events available.
+
+2.2 PCL
+-------
+
+Discovery and enumeration of all counters and events, including tracepoints
+are available with the perf tool. Getting a list of available events is a
+simple case of
+
+  $ perf list 2>&1 | grep Tracepoint
+  ext4:ext4_free_inode                     [Tracepoint event]
+  ext4:ext4_request_inode                  [Tracepoint event]
+  ext4:ext4_allocate_inode                 [Tracepoint event]
+  ext4:ext4_write_begin                    [Tracepoint event]
+  ext4:ext4_ordered_write_end              [Tracepoint event]
+  [ .... remaining output snipped .... ]
+
+
+2. Enabling Events
+==================
+
+2.1 System-Wide Event Enabling
+------------------------------
+
+See Documentation/trace/events.txt for a proper description on how events
+can be enabled system-wide. A short example of enabling all events related
+to page allocation would look something like
+
+  $ for i in `find /sys/kernel/debug/tracing/events -name "enable" | grep mm_`; do echo 1 > $i; done
+
+2.2 System-Wide Event Enabling with SystemTap
+---------------------------------------------
+
+In SystemTap, tracepoints are accessible using the kernel.trace() function
+call. The following is an example that reports every 5 seconds what processes
+were allocating the pages.
+
+  global page_allocs
+
+  probe kernel.trace("mm_page_alloc") {
+  	page_allocs[execname()]++
+  }
+
+  function print_count() {
+  	printf ("%-25s %-s\n", "#Pages Allocated", "Process Name")
+  	foreach (proc in page_allocs-)
+  		printf("%-25d %s\n", page_allocs[proc], proc)
+  	printf ("\n")
+  	delete page_allocs
+  }
+
+  probe timer.s(5) {
+          print_count()
+  }
+
+2.3 System-Wide Event Enabling with PCL
+---------------------------------------
+
+By specifying the -a switch and analysing sleep, the system-wide events
+for a duration of time can be examined.
+
+ $ perf stat -a \
+	-e kmem:mm_page_alloc -e kmem:mm_page_free_direct \
+	-e kmem:mm_pagevec_free \
+	sleep 10
+ Performance counter stats for 'sleep 10':
+
+           9630  kmem:mm_page_alloc
+           2143  kmem:mm_page_free_direct
+           7424  kmem:mm_pagevec_free
+
+   10.002577764  seconds time elapsed
+
+Similarly, one could execute a shell and exit it as desired to get a report
+at that point.
+
+2.4 Local Event Enabling
+------------------------
+
+Documentation/trace/ftrace.txt describes how to enable events on a per-thread
+basis using set_ftrace_pid.
+
+2.5 Local Event Enablement with PCL
+-----------------------------------
+
+Events can be activate and tracked for the duration of a process on a local
+basis using PCL such as follows.
+
+  $ perf stat -e kmem:mm_page_alloc -e kmem:mm_page_free_direct \
+		 -e kmem:mm_pagevec_free ./hackbench 10
+  Time: 0.909
+
+    Performance counter stats for './hackbench 10':
+
+          17803  kmem:mm_page_alloc
+          12398  kmem:mm_page_free_direct
+           4827  kmem:mm_pagevec_free
+
+    0.973913387  seconds time elapsed
+
+3. Event Filtering
+==================
+
+Documentation/trace/ftrace.txt covers in-depth how to filter events in
+ftrace.  Obviously using grep and awk of trace_pipe is an option as well
+as any script reading trace_pipe.
+
+4. Analysing Event Variances with PCL
+=====================================
+
+Any workload can exhibit variances between runs and it can be important
+to know what the standard deviation in. By and large, this is left to the
+performance analyst to do it by hand. In the event that the discrete event
+occurrences are useful to the performance analyst, then perf can be used.
+
+  $ perf stat --repeat 5 -e kmem:mm_page_alloc -e kmem:mm_page_free_direct
+			-e kmem:mm_pagevec_free ./hackbench 10
+  Time: 0.890
+  Time: 0.895
+  Time: 0.915
+  Time: 1.001
+  Time: 0.899
+
+   Performance counter stats for './hackbench 10' (5 runs):
+
+          16630  kmem:mm_page_alloc         ( +-   3.542% )
+          11486  kmem:mm_page_free_direct   ( +-   4.771% )
+           4730  kmem:mm_pagevec_free       ( +-   2.325% )
+
+    0.982653002  seconds time elapsed   ( +-   1.448% )
+
+In the event that some higher-level event is required that depends on some
+aggregation of discrete events, then a script would need to be developed.
+
+Using --repeat, it is also possible to view how events are fluctuating over
+time on a system wide basis using -a and sleep.
+
+  $ perf stat -e kmem:mm_page_alloc -e kmem:mm_page_free_direct \
+		-e kmem:mm_pagevec_free \
+		-a --repeat 10 \
+		sleep 1
+  Performance counter stats for 'sleep 1' (10 runs):
+
+           1066  kmem:mm_page_alloc         ( +-  26.148% )
+            182  kmem:mm_page_free_direct   ( +-   5.464% )
+            890  kmem:mm_pagevec_free       ( +-  30.079% )
+
+    1.002251757  seconds time elapsed   ( +-   0.005% )
+
+5. Higher-Level Analysis with Helper Scripts
+============================================
+
+When events are enabled the events that are triggering can be read from
+/sys/kernel/debug/tracing/trace_pipe in human-readable format although binary
+options exist as well. By post-processing the output, further information can
+be gathered on-line as appropriate. Examples of post-processing might include
+
+  o Reading information from /proc for the PID that triggered the event
+  o Deriving a higher-level event from a series of lower-level events.
+  o Calculate latencies between two events
+
+Documentation/trace/postprocess/trace-pagealloc-postprocess.pl is an example
+script that can read trace_pipe from STDIN or a copy of a trace. When used
+on-line, it can be interrupted once to generate a report without existing
+and twice to exit.
+
+Simplistically, the script just reads STDIN and counts up events but it
+also can do more such as
+
+  o Derive high-level events from many low-level events. If a number of pages
+    are freed to the main allocator from the per-CPU lists, it recognises
+    that as one per-CPU drain even though there is no specific tracepoint
+    for that event
+  o It can aggregate based on PID or individual process number
+  o In the event memory is getting externally fragmented, it reports
+    on whether the fragmentation event was severe or moderate.
+  o When receiving an event about a PID, it can record who the parent was so
+    that if large numbers of events are coming from very short-lived
+    processes, the parent process responsible for creating all the helpers
+    can be identified
+
+6. Lower-Level Analysis with PCL
+================================
+
+There may also be a requirement to identify what functions with a program
+were generating events within the kernel. To begin this sort of analysis, the
+data must be recorded. At the time of writing, this required root
+
+  $ perf record -c 1 \
+	-e kmem:mm_page_alloc -e kmem:mm_page_free_direct \
+	-e kmem:mm_pagevec_free \
+	./hackbench 10
+  Time: 0.894
+  [ perf record: Captured and wrote 0.733 MB perf.data (~32010 samples) ]
+
+Note the use of '-c 1' to set the event period to sample. The default sample
+period is quite high to minimise overhead but the information collected can be
+very coarse as a result.
+
+This record outputted a file called perf.data which can be analysed using
+perf report.
+
+  $ perf report
+  # Samples: 30922
+  #
+  # Overhead    Command                     Shared Object
+  # ........  .........  ................................
+  #
+      87.27%  hackbench  [vdso]
+       6.85%  hackbench  /lib/i686/cmov/libc-2.9.so
+       2.62%  hackbench  /lib/ld-2.9.so
+       1.52%       perf  [vdso]
+       1.22%  hackbench  ./hackbench
+       0.48%  hackbench  [kernel]
+       0.02%       perf  /lib/i686/cmov/libc-2.9.so
+       0.01%       perf  /usr/bin/perf
+       0.01%       perf  /lib/ld-2.9.so
+       0.00%  hackbench  /lib/i686/cmov/libpthread-2.9.so
+  #
+  # (For more details, try: perf report --sort comm,dso,symbol)
+  #
+
+According to this, the vast majority of events occured triggered on events
+within the VDSO. With simple binaries, this will often be the case so lets
+take a slightly different example. In the course of writing this, it was
+noticed that X was generating an insane amount of page allocations so lets look
+at it
+
+  $ perf record -c 1 -f \
+		-e kmem:mm_page_alloc -e kmem:mm_page_free_direct \
+		-e kmem:mm_pagevec_free \
+		-p `pidof X`
+
+This was interrupted after a few seconds and
+
+  $ perf report
+  # Samples: 27666
+  #
+  # Overhead  Command                            Shared Object
+  # ........  .......  .......................................
+  #
+      51.95%     Xorg  [vdso]
+      47.95%     Xorg  /opt/gfx-test/lib/libpixman-1.so.0.13.1
+       0.09%     Xorg  /lib/i686/cmov/libc-2.9.so
+       0.01%     Xorg  [kernel]
+  #
+  # (For more details, try: perf report --sort comm,dso,symbol)
+  #
+
+So, almost half of the events are occuring in a library. To get an idea which
+symbol.
+
+  $ perf report --sort comm,dso,symbol
+  # Samples: 27666
+  #
+  # Overhead  Command                            Shared Object  Symbol
+  # ........  .......  .......................................  ......
+  #
+      51.95%     Xorg  [vdso]                                   [.] 0x000000ffffe424
+      47.93%     Xorg  /opt/gfx-test/lib/libpixman-1.so.0.13.1  [.] pixmanFillsse2
+       0.09%     Xorg  /lib/i686/cmov/libc-2.9.so               [.] _int_malloc
+       0.01%     Xorg  /opt/gfx-test/lib/libpixman-1.so.0.13.1  [.] pixman_region32_copy_f
+       0.01%     Xorg  [kernel]                                 [k] read_hpet
+       0.01%     Xorg  /opt/gfx-test/lib/libpixman-1.so.0.13.1  [.] get_fast_path
+       0.00%     Xorg  [kernel]                                 [k] ftrace_trace_userstack
+
+To see where within the function pixmanFillsse2 things are going wrong
+
+  $ perf annotate pixmanFillsse2
+  [ ... ]
+    0.00 :         34eeb:       0f 18 08                prefetcht0 (%eax)
+         :      }
+         :
+         :      extern __inline void __attribute__((__gnu_inline__, __always_inline__, _
+         :      _mm_store_si128 (__m128i *__P, __m128i __B) :      {
+         :        *__P = __B;
+   12.40 :         34eee:       66 0f 7f 80 40 ff ff    movdqa %xmm0,-0xc0(%eax)
+    0.00 :         34ef5:       ff
+   12.40 :         34ef6:       66 0f 7f 80 50 ff ff    movdqa %xmm0,-0xb0(%eax)
+    0.00 :         34efd:       ff
+   12.39 :         34efe:       66 0f 7f 80 60 ff ff    movdqa %xmm0,-0xa0(%eax)
+    0.00 :         34f05:       ff
+   12.67 :         34f06:       66 0f 7f 80 70 ff ff    movdqa %xmm0,-0x90(%eax)
+    0.00 :         34f0d:       ff
+   12.58 :         34f0e:       66 0f 7f 40 80          movdqa %xmm0,-0x80(%eax)
+   12.31 :         34f13:       66 0f 7f 40 90          movdqa %xmm0,-0x70(%eax)
+   12.40 :         34f18:       66 0f 7f 40 a0          movdqa %xmm0,-0x60(%eax)
+   12.31 :         34f1d:       66 0f 7f 40 b0          movdqa %xmm0,-0x50(%eax)
+
+At a glance, it looks like the time is being spent copying pixmaps to
+the card.  Further investigation would be needed to determine why pixmaps
+are being copied around so much but a starting point would be to take an
+ancient build of libpixmap out of the library path where it was totally
+forgotten about from months ago!
diff --git a/Documentation/usb/authorization.txt b/Documentation/usb/authorization.txt
index 381b22ee7834..c069b6884c77 100644
--- a/Documentation/usb/authorization.txt
+++ b/Documentation/usb/authorization.txt
@@ -16,20 +16,20 @@ Usage:
 
 Authorize a device to connect:
 
-$ echo 1 > /sys/usb/devices/DEVICE/authorized
+$ echo 1 > /sys/bus/usb/devices/DEVICE/authorized
 
 Deauthorize a device:
 
-$ echo 0 > /sys/usb/devices/DEVICE/authorized
+$ echo 0 > /sys/bus/usb/devices/DEVICE/authorized
 
 Set new devices connected to hostX to be deauthorized by default (ie:
 lock down):
 
-$ echo 0 > /sys/bus/devices/usbX/authorized_default
+$ echo 0 > /sys/bus/usb/devices/usbX/authorized_default
 
 Remove the lock down:
 
-$ echo 1 > /sys/bus/devices/usbX/authorized_default
+$ echo 1 > /sys/bus/usb/devices/usbX/authorized_default
 
 By default, Wired USB devices are authorized by default to
 connect. Wireless USB hosts deauthorize by default all new connected
@@ -47,7 +47,7 @@ USB port):
 boot up
 rc.local ->
 
- for host in /sys/bus/devices/usb*
+ for host in /sys/bus/usb/devices/usb*
  do
     echo 0 > $host/authorized_default
  done
diff --git a/Documentation/usb/usbmon.txt b/Documentation/usb/usbmon.txt
index 6c3c625b7f30..66f92d1194c1 100644
--- a/Documentation/usb/usbmon.txt
+++ b/Documentation/usb/usbmon.txt
@@ -33,7 +33,7 @@ if usbmon is built into the kernel.
 
 Verify that bus sockets are present.
 
-# ls /sys/kernel/debug/usbmon
+# ls /sys/kernel/debug/usb/usbmon
 0s  0u  1s  1t  1u  2s  2t  2u  3s  3t  3u  4s  4t  4u
 #
 
@@ -58,11 +58,11 @@ Bus=03 means it's bus 3.
 
 3. Start 'cat'
 
-# cat /sys/kernel/debug/usbmon/3u > /tmp/1.mon.out
+# cat /sys/kernel/debug/usb/usbmon/3u > /tmp/1.mon.out
 
 to listen on a single bus, otherwise, to listen on all buses, type:
 
-# cat /sys/kernel/debug/usbmon/0u > /tmp/1.mon.out
+# cat /sys/kernel/debug/usb/usbmon/0u > /tmp/1.mon.out
 
 This process will be reading until killed. Naturally, the output can be
 redirected to a desirable location. This is preferred, because it is going
@@ -305,7 +305,7 @@ Before the call, hdr, data, and alloc should be filled. Upon return, the area
 pointed by hdr contains the next event structure, and the data buffer contains
 the data, if any. The event is removed from the kernel buffer.
 
-The MON_IOCX_GET copies 48 bytes, MON_IOCX_GETX copies 64 bytes.
+The MON_IOCX_GET copies 48 bytes to hdr area, MON_IOCX_GETX copies 64 bytes.
 
  MON_IOCX_MFETCH, defined as _IOWR(MON_IOC_MAGIC, 7, struct mon_mfetch_arg)
 
diff --git a/Documentation/video4linux/CARDLIST.cx23885 b/Documentation/video4linux/CARDLIST.cx23885
index 525edb37c758..5f33d8486102 100644
--- a/Documentation/video4linux/CARDLIST.cx23885
+++ b/Documentation/video4linux/CARDLIST.cx23885
@@ -23,3 +23,4 @@
  22 -> Mygica X8506 DMB-TH                                 [14f1:8651]
  23 -> Magic-Pro ProHDTV Extreme 2                         [14f1:8657]
  24 -> Hauppauge WinTV-HVR1850                             [0070:8541]
+ 25 -> Compro VideoMate E800                               [1858:e800]
diff --git a/Documentation/video4linux/CARDLIST.em28xx b/Documentation/video4linux/CARDLIST.em28xx
index b13fcbd5d94b..b8afef4c0e01 100644
--- a/Documentation/video4linux/CARDLIST.em28xx
+++ b/Documentation/video4linux/CARDLIST.em28xx
@@ -1,5 +1,5 @@
   0 -> Unknown EM2800 video grabber             (em2800)        [eb1a:2800]
-  1 -> Unknown EM2750/28xx video grabber        (em2820/em2840) [eb1a:2710,eb1a:2820,eb1a:2821,eb1a:2860,eb1a:2861,eb1a:2870,eb1a:2881,eb1a:2883]
+  1 -> Unknown EM2750/28xx video grabber        (em2820/em2840) [eb1a:2710,eb1a:2820,eb1a:2821,eb1a:2860,eb1a:2861,eb1a:2870,eb1a:2881,eb1a:2883,eb1a:2868]
   2 -> Terratec Cinergy 250 USB                 (em2820/em2840) [0ccd:0036]
   3 -> Pinnacle PCTV USB 2                      (em2820/em2840) [2304:0208]
   4 -> Hauppauge WinTV USB 2                    (em2820/em2840) [2040:4200,2040:4201]
@@ -68,3 +68,4 @@
  70 -> Evga inDtube                             (em2882)
  71 -> Silvercrest Webcam 1.3mpix               (em2820/em2840)
  72 -> Gadmei UTV330+                           (em2861)
+ 73 -> Reddo DVB-C USB TV Box                   (em2870)
diff --git a/Documentation/video4linux/CARDLIST.saa7134 b/Documentation/video4linux/CARDLIST.saa7134
index 0ac4d2544778..2620d60341ee 100644
--- a/Documentation/video4linux/CARDLIST.saa7134
+++ b/Documentation/video4linux/CARDLIST.saa7134
@@ -171,3 +171,4 @@
 170 -> AverMedia AverTV Studio 505              [1461:a115]
 171 -> Beholder BeholdTV X7                     [5ace:7595]
 172 -> RoverMedia TV Link Pro FM                [19d1:0138]
+173 -> Zolid Hybrid TV Tuner PCI                [1131:2004]
diff --git a/Documentation/video4linux/CARDLIST.saa7164 b/Documentation/video4linux/CARDLIST.saa7164
new file mode 100644
index 000000000000..152bd7b781ca
--- /dev/null
+++ b/Documentation/video4linux/CARDLIST.saa7164
@@ -0,0 +1,9 @@
+  0 -> Unknown
+  1 -> Generic Rev2
+  2 -> Generic Rev3
+  3 -> Hauppauge WinTV-HVR2250                             [0070:8880,0070:8810]
+  4 -> Hauppauge WinTV-HVR2200                             [0070:8980]
+  5 -> Hauppauge WinTV-HVR2200                             [0070:8900]
+  6 -> Hauppauge WinTV-HVR2200                             [0070:8901]
+  7 -> Hauppauge WinTV-HVR2250                             [0070:8891,0070:8851]
+  8 -> Hauppauge WinTV-HVR2250                             [0070:88A1]
diff --git a/Documentation/video4linux/CARDLIST.tuner b/Documentation/video4linux/CARDLIST.tuner
index ba9fa679e2d3..e0d298fe8830 100644
--- a/Documentation/video4linux/CARDLIST.tuner
+++ b/Documentation/video4linux/CARDLIST.tuner
@@ -79,3 +79,5 @@ tuner=78 - Philips FMD1216MEX MK3 Hybrid Tuner
 tuner=79 - Philips PAL/SECAM multi (FM1216 MK5)
 tuner=80 - Philips FQ1216LME MK3 PAL/SECAM w/active loopthrough
 tuner=81 - Partsnic (Daewoo) PTI-5NF05
+tuner=82 - Philips CU1216L
+tuner=83 - NXP TDA18271
diff --git a/Documentation/video4linux/gspca.txt b/Documentation/video4linux/gspca.txt
index 4686e84dd800..3f61825be499 100644
--- a/Documentation/video4linux/gspca.txt
+++ b/Documentation/video4linux/gspca.txt
@@ -173,6 +173,8 @@ ov519		05a9:8519	OmniVision
 ov519		05a9:a518	D-Link DSB-C310 Webcam
 sunplus		05da:1018	Digital Dream Enigma 1.3
 stk014		05e1:0893	Syntek DV4000
+gl860		05e3:0503	Genesys Logic PC Camera
+gl860		05e3:f191	Genesys Logic PC Camera
 spca561		060b:a001	Maxell Compact Pc PM3
 zc3xx		0698:2003	CTX M730V built in
 spca500		06bd:0404	Agfa CL20
diff --git a/Documentation/video4linux/soc-camera.txt b/Documentation/video4linux/soc-camera.txt
index 178ef3c5e579..3f87c7da4ca2 100644
--- a/Documentation/video4linux/soc-camera.txt
+++ b/Documentation/video4linux/soc-camera.txt
@@ -116,5 +116,45 @@ functionality.
 struct soc_camera_device also links to an array of struct soc_camera_data_format,
 listing pixel formats, supported by the camera.
 
+VIDIOC_S_CROP and VIDIOC_S_FMT behaviour
+----------------------------------------
+
+Above user ioctls modify image geometry as follows:
+
+VIDIOC_S_CROP: sets location and sizes of the sensor window. Unit is one sensor
+pixel. Changing sensor window sizes preserves any scaling factors, therefore
+user window sizes change as well.
+
+VIDIOC_S_FMT: sets user window. Should preserve previously set sensor window as
+much as possible by modifying scaling factors. If the sensor window cannot be
+preserved precisely, it may be changed too.
+
+In soc-camera there are two locations, where scaling and cropping can taks
+place: in the camera driver and in the host driver. User ioctls are first passed
+to the host driver, which then generally passes them down to the camera driver.
+It is more efficient to perform scaling and cropping in the camera driver to
+save camera bus bandwidth and maximise the framerate. However, if the camera
+driver failed to set the required parameters with sufficient precision, the host
+driver may decide to also use its own scaling and cropping to fulfill the user's
+request.
+
+Camera drivers are interfaced to the soc-camera core and to host drivers over
+the v4l2-subdev API, which is completely functional, it doesn't pass any data.
+Therefore all camera drivers shall reply to .g_fmt() requests with their current
+output geometry. This is necessary to correctly configure the camera bus.
+.s_fmt() and .try_fmt() have to be implemented too. Sensor window and scaling
+factors have to be maintained by camera drivers internally. According to the
+V4L2 API all capture drivers must support the VIDIOC_CROPCAP ioctl, hence we
+rely on camera drivers implementing .cropcap(). If the camera driver does not
+support cropping, it may choose to not implement .s_crop(), but to enable
+cropping support by the camera host driver at least the .g_crop method must be
+implemented.
+
+User window geometry is kept in .user_width and .user_height fields in struct
+soc_camera_device and used by the soc-camera core and host drivers. The core
+updates these fields upon successful completion of a .s_fmt() call, but if these
+fields change elsewhere, e.g., during .s_crop() processing, the host driver is
+responsible for updating them.
+
 --
 Author: Guennadi Liakhovetski <g.liakhovetski@gmx.de>
diff --git a/Documentation/video4linux/v4l2-framework.txt b/Documentation/video4linux/v4l2-framework.txt
index ba4706afc5fb..b806edaf3e75 100644
--- a/Documentation/video4linux/v4l2-framework.txt
+++ b/Documentation/video4linux/v4l2-framework.txt
@@ -370,19 +370,20 @@ from the remove() callback ensures that this is always done correctly.
 The bridge driver also has some helper functions it can use:
 
 struct v4l2_subdev *sd = v4l2_i2c_new_subdev(v4l2_dev, adapter,
-	       "module_foo", "chipid", 0x36);
+	       "module_foo", "chipid", 0x36, NULL);
 
 This loads the given module (can be NULL if no module needs to be loaded) and
 calls i2c_new_device() with the given i2c_adapter and chip/address arguments.
 If all goes well, then it registers the subdev with the v4l2_device.
 
-You can also use v4l2_i2c_new_probed_subdev() which is very similar to
-v4l2_i2c_new_subdev(), except that it has an array of possible I2C addresses
-that it should probe. Internally it calls i2c_new_probed_device().
+You can also use the last argument of v4l2_i2c_new_subdev() to pass an array
+of possible I2C addresses that it should probe. These probe addresses are
+only used if the previous argument is 0. A non-zero argument means that you
+know the exact i2c address so in that case no probing will take place.
 
 Both functions return NULL if something went wrong.
 
-Note that the chipid you pass to v4l2_i2c_new_(probed_)subdev() is usually
+Note that the chipid you pass to v4l2_i2c_new_subdev() is usually
 the same as the module name. It allows you to specify a chip variant, e.g.
 "saa7114" or "saa7115". In general though the i2c driver autodetects this.
 The use of chipid is something that needs to be looked at more closely at a
@@ -410,11 +411,6 @@ the irq and platform_data arguments after the subdev was setup. The older
 v4l2_i2c_new_(probed_)subdev functions will call s_config as well, but with
 irq set to 0 and platform_data set to NULL.
 
-Note that in the next kernel release the functions v4l2_i2c_new_subdev,
-v4l2_i2c_new_probed_subdev and v4l2_i2c_new_probed_subdev_addr will all be
-replaced by a single v4l2_i2c_new_subdev that is identical to
-v4l2_i2c_new_subdev_cfg but without the irq and platform_data arguments.
-
 struct video_device
 -------------------
 
@@ -490,31 +486,35 @@ VFL_TYPE_RADIO: radioX for radio tuners
 VFL_TYPE_VTX: vtxX for teletext devices (deprecated, don't use)
 
 The last argument gives you a certain amount of control over the device
-kernel number used (i.e. the X in videoX). Normally you will pass -1 to
-let the v4l2 framework pick the first free number. But if a driver creates
-many devices, then it can be useful to have different video devices in
-separate ranges. For example, video capture devices start at 0, video
-output devices start at 16.
-
-So you can use the last argument to specify a minimum kernel number and
-the v4l2 framework will try to pick the first free number that is equal
+device node number used (i.e. the X in videoX). Normally you will pass -1
+to let the v4l2 framework pick the first free number. But sometimes users
+want to select a specific node number. It is common that drivers allow
+the user to select a specific device node number through a driver module
+option. That number is then passed to this function and video_register_device
+will attempt to select that device node number. If that number was already
+in use, then the next free device node number will be selected and it
+will send a warning to the kernel log.
+
+Another use-case is if a driver creates many devices. In that case it can
+be useful to place different video devices in separate ranges. For example,
+video capture devices start at 0, video output devices start at 16.
+So you can use the last argument to specify a minimum device node number
+and the v4l2 framework will try to pick the first free number that is equal
 or higher to what you passed. If that fails, then it will just pick the
 first free number.
 
+Since in this case you do not care about a warning about not being able
+to select the specified device node number, you can call the function
+video_register_device_no_warn() instead.
+
 Whenever a device node is created some attributes are also created for you.
 If you look in /sys/class/video4linux you see the devices. Go into e.g.
 video0 and you will see 'name' and 'index' attributes. The 'name' attribute
-is the 'name' field of the video_device struct. The 'index' attribute is
-a device node index that can be assigned by the driver, or that is calculated
-for you.
-
-If you call video_register_device(), then the index is just increased by
-1 for each device node you register. The first video device node you register
-always starts off with 0.
+is the 'name' field of the video_device struct.
 
-Alternatively you can call video_register_device_index() which is identical
-to video_register_device(), but with an extra index argument. Here you can
-pass a specific index value (between 0 and 31) that should be used.
+The 'index' attribute is the index of the device node: for each call to
+video_register_device() the index is just increased by 1. The first video
+device node you register always starts with index 0.
 
 Users can setup udev rules that utilize the index attribute to make fancy
 device names (e.g. 'mpegX' for MPEG video capture device nodes).
@@ -523,9 +523,8 @@ After the device was successfully registered, then you can use these fields:
 
 - vfl_type: the device type passed to video_register_device.
 - minor: the assigned device minor number.
-- num: the device kernel number (i.e. the X in videoX).
-- index: the device index number (calculated or set explicitly using
-  video_register_device_index).
+- num: the device node number (i.e. the X in videoX).
+- index: the device index number.
 
 If the registration failed, then you need to call video_device_release()
 to free the allocated video_device struct, or free your own struct if the
diff --git a/Documentation/video4linux/v4lgrab.c b/Documentation/video4linux/v4lgrab.c
index 05769cff1009..c8ded175796e 100644
--- a/Documentation/video4linux/v4lgrab.c
+++ b/Documentation/video4linux/v4lgrab.c
@@ -89,7 +89,7 @@
 	}                                                               \
 }
 
-int get_brightness_adj(unsigned char *image, long size, int *brightness) {
+static int get_brightness_adj(unsigned char *image, long size, int *brightness) {
   long i, tot = 0;
   for (i=0;i<size*3;i++)
     tot += image[i];
diff --git a/Documentation/vm/.gitignore b/Documentation/vm/.gitignore
index 33e8a023df02..09b164a5700f 100644
--- a/Documentation/vm/.gitignore
+++ b/Documentation/vm/.gitignore
@@ -1 +1,2 @@
+page-types
 slabinfo
diff --git a/Documentation/vm/00-INDEX b/Documentation/vm/00-INDEX
index 2f77ced35df7..e57d6a9dd32b 100644
--- a/Documentation/vm/00-INDEX
+++ b/Documentation/vm/00-INDEX
@@ -6,6 +6,8 @@ balance
 	- various information on memory balancing.
 hugetlbpage.txt
 	- a brief summary of hugetlbpage support in the Linux kernel.
+ksm.txt
+	- how to use the Kernel Samepage Merging feature.
 locking
 	- info on how locking and synchronization is done in the Linux vm code.
 numa
@@ -20,3 +22,5 @@ slabinfo.c
 	- source code for a tool to get reports about slabs.
 slub.txt
 	- a short users guide for SLUB.
+map_hugetlb.c
+	- an example program that uses the MAP_HUGETLB mmap flag.
diff --git a/Documentation/vm/hugetlbpage.txt b/Documentation/vm/hugetlbpage.txt
index ea8714fcc3ad..82a7bd1800b2 100644
--- a/Documentation/vm/hugetlbpage.txt
+++ b/Documentation/vm/hugetlbpage.txt
@@ -18,13 +18,13 @@ First the Linux kernel needs to be built with the CONFIG_HUGETLBFS
 automatically when CONFIG_HUGETLBFS is selected) configuration
 options.
 
-The kernel built with hugepage support should show the number of configured
-hugepages in the system by running the "cat /proc/meminfo" command.
+The kernel built with huge page support should show the number of configured
+huge pages in the system by running the "cat /proc/meminfo" command.
 
 /proc/meminfo also provides information about the total number of hugetlb
 pages configured in the kernel.  It also displays information about the
 number of free hugetlb pages at any time.  It also displays information about
-the configured hugepage size - this is needed for generating the proper
+the configured huge page size - this is needed for generating the proper
 alignment and size of the arguments to the above system calls.
 
 The output of "cat /proc/meminfo" will have lines like:
@@ -37,25 +37,27 @@ HugePages_Surp:  yyy
 Hugepagesize:    zzz kB
 
 where:
-HugePages_Total is the size of the pool of hugepages.
-HugePages_Free is the number of hugepages in the pool that are not yet
-allocated.
-HugePages_Rsvd is short for "reserved," and is the number of hugepages
-for which a commitment to allocate from the pool has been made, but no
-allocation has yet been made. It's vaguely analogous to overcommit.
-HugePages_Surp is short for "surplus," and is the number of hugepages in
-the pool above the value in /proc/sys/vm/nr_hugepages. The maximum
-number of surplus hugepages is controlled by
-/proc/sys/vm/nr_overcommit_hugepages.
+HugePages_Total is the size of the pool of huge pages.
+HugePages_Free  is the number of huge pages in the pool that are not yet
+                allocated.
+HugePages_Rsvd  is short for "reserved," and is the number of huge pages for
+                which a commitment to allocate from the pool has been made,
+                but no allocation has yet been made.  Reserved huge pages
+                guarantee that an application will be able to allocate a
+                huge page from the pool of huge pages at fault time.
+HugePages_Surp  is short for "surplus," and is the number of huge pages in
+                the pool above the value in /proc/sys/vm/nr_hugepages. The
+                maximum number of surplus huge pages is controlled by
+                /proc/sys/vm/nr_overcommit_hugepages.
 
 /proc/filesystems should also show a filesystem of type "hugetlbfs" configured
 in the kernel.
 
 /proc/sys/vm/nr_hugepages indicates the current number of configured hugetlb
 pages in the kernel.  Super user can dynamically request more (or free some
-pre-configured) hugepages.
+pre-configured) huge pages.
 The allocation (or deallocation) of hugetlb pages is possible only if there are
-enough physically contiguous free pages in system (freeing of hugepages is
+enough physically contiguous free pages in system (freeing of huge pages is
 possible only if there are enough hugetlb pages free that can be transferred
 back to regular memory pool).
 
@@ -67,43 +69,82 @@ use either the mmap system call or shared memory system calls to start using
 the huge pages.  It is required that the system administrator preallocate
 enough memory for huge page purposes.
 
-Use the following command to dynamically allocate/deallocate hugepages:
+The administrator can preallocate huge pages on the kernel boot command line by
+specifying the "hugepages=N" parameter, where 'N' = the number of huge pages
+requested.  This is the most reliable method for preallocating huge pages as
+memory has not yet become fragmented.
+
+Some platforms support multiple huge page sizes.  To preallocate huge pages
+of a specific size, one must preceed the huge pages boot command parameters
+with a huge page size selection parameter "hugepagesz=<size>".  <size> must
+be specified in bytes with optional scale suffix [kKmMgG].  The default huge
+page size may be selected with the "default_hugepagesz=<size>" boot parameter.
+
+/proc/sys/vm/nr_hugepages indicates the current number of configured [default
+size] hugetlb pages in the kernel.  Super user can dynamically request more
+(or free some pre-configured) huge pages.
+
+Use the following command to dynamically allocate/deallocate default sized
+huge pages:
 
 	echo 20 > /proc/sys/vm/nr_hugepages
 
-This command will try to configure 20 hugepages in the system.  The success
-or failure of allocation depends on the amount of physically contiguous
-memory that is preset in system at this time.  System administrators may want
-to put this command in one of the local rc init files.  This will enable the
-kernel to request huge pages early in the boot process (when the possibility
-of getting physical contiguous pages is still very high). In either
-case, administrators will want to verify the number of hugepages actually
-allocated by checking the sysctl or meminfo.
-
-/proc/sys/vm/nr_overcommit_hugepages indicates how large the pool of
-hugepages can grow, if more hugepages than /proc/sys/vm/nr_hugepages are
-requested by applications. echo'ing any non-zero value into this file
-indicates that the hugetlb subsystem is allowed to try to obtain
-hugepages from the buddy allocator, if the normal pool is exhausted. As
-these surplus hugepages go out of use, they are freed back to the buddy
+This command will try to configure 20 default sized huge pages in the system.
+On a NUMA platform, the kernel will attempt to distribute the huge page pool
+over the all on-line nodes.  These huge pages, allocated when nr_hugepages
+is increased, are called "persistent huge pages".
+
+The success or failure of huge page allocation depends on the amount of
+physically contiguous memory that is preset in system at the time of the
+allocation attempt.  If the kernel is unable to allocate huge pages from
+some nodes in a NUMA system, it will attempt to make up the difference by
+allocating extra pages on other nodes with sufficient available contiguous
+memory, if any.
+
+System administrators may want to put this command in one of the local rc init
+files.  This will enable the kernel to request huge pages early in the boot
+process when the possibility of getting physical contiguous pages is still
+very high.  Administrators can verify the number of huge pages actually
+allocated by checking the sysctl or meminfo.  To check the per node
+distribution of huge pages in a NUMA system, use:
+
+	cat /sys/devices/system/node/node*/meminfo | fgrep Huge
+
+/proc/sys/vm/nr_overcommit_hugepages specifies how large the pool of
+huge pages can grow, if more huge pages than /proc/sys/vm/nr_hugepages are
+requested by applications.  Writing any non-zero value into this file
+indicates that the hugetlb subsystem is allowed to try to obtain "surplus"
+huge pages from the buddy allocator, when the normal pool is exhausted. As
+these surplus huge pages go out of use, they are freed back to the buddy
 allocator.
 
+When increasing the huge page pool size via nr_hugepages, any surplus
+pages will first be promoted to persistent huge pages.  Then, additional
+huge pages will be allocated, if necessary and if possible, to fulfill
+the new huge page pool size.
+
+The administrator may shrink the pool of preallocated huge pages for
+the default huge page size by setting the nr_hugepages sysctl to a
+smaller value.  The kernel will attempt to balance the freeing of huge pages
+across all on-line nodes.  Any free huge pages on the selected nodes will
+be freed back to the buddy allocator.
+
 Caveat: Shrinking the pool via nr_hugepages such that it becomes less
-than the number of hugepages in use will convert the balance to surplus
+than the number of huge pages in use will convert the balance to surplus
 huge pages even if it would exceed the overcommit value.  As long as
 this condition holds, however, no more surplus huge pages will be
 allowed on the system until one of the two sysctls are increased
 sufficiently, or the surplus huge pages go out of use and are freed.
 
-With support for multiple hugepage pools at run-time available, much of
-the hugepage userspace interface has been duplicated in sysfs. The above
-information applies to the default hugepage size (which will be
-controlled by the proc interfaces for backwards compatibility). The root
-hugepage control directory is
+With support for multiple huge page pools at run-time available, much of
+the huge page userspace interface has been duplicated in sysfs. The above
+information applies to the default huge page size which will be
+controlled by the /proc interfaces for backwards compatibility. The root
+huge page control directory in sysfs is:
 
 	/sys/kernel/mm/hugepages
 
-For each hugepage size supported by the running kernel, a subdirectory
+For each huge page size supported by the running kernel, a subdirectory
 will exist, of the form
 
 	hugepages-${size}kB
@@ -116,9 +157,9 @@ Inside each of these directories, the same set of files will exist:
 	resv_hugepages
 	surplus_hugepages
 
-which function as described above for the default hugepage-sized case.
+which function as described above for the default huge page-sized case.
 
-If the user applications are going to request hugepages using mmap system
+If the user applications are going to request huge pages using mmap system
 call, then it is required that system administrator mount a file system of
 type hugetlbfs:
 
@@ -127,7 +168,7 @@ type hugetlbfs:
 	none /mnt/huge
 
 This command mounts a (pseudo) filesystem of type hugetlbfs on the directory
-/mnt/huge.  Any files created on /mnt/huge uses hugepages.  The uid and gid
+/mnt/huge.  Any files created on /mnt/huge uses huge pages.  The uid and gid
 options sets the owner and group of the root of the file system.  By default
 the uid and gid of the current process are taken.  The mode option sets the
 mode of root of file system to value & 0777.  This value is given in octal.
@@ -146,24 +187,26 @@ Regular chown, chgrp, and chmod commands (with right permissions) could be
 used to change the file attributes on hugetlbfs.
 
 Also, it is important to note that no such mount command is required if the
-applications are going to use only shmat/shmget system calls.  Users who
-wish to use hugetlb page via shared memory segment should be a member of
-a supplementary group and system admin needs to configure that gid into
-/proc/sys/vm/hugetlb_shm_group.  It is possible for same or different
-applications to use any combination of mmaps and shm* calls, though the
-mount of filesystem will be required for using mmap calls.
+applications are going to use only shmat/shmget system calls or mmap with
+MAP_HUGETLB.  Users who wish to use hugetlb page via shared memory segment
+should be a member of a supplementary group and system admin needs to
+configure that gid into /proc/sys/vm/hugetlb_shm_group.  It is possible for
+same or different applications to use any combination of mmaps and shm*
+calls, though the mount of filesystem will be required for using mmap calls
+without MAP_HUGETLB.  For an example of how to use mmap with MAP_HUGETLB see
+map_hugetlb.c.
 
 *******************************************************************
 
 /*
- * Example of using hugepage memory in a user application using Sys V shared
+ * Example of using huge page memory in a user application using Sys V shared
  * memory system calls.  In this example the app is requesting 256MB of
  * memory that is backed by huge pages.  The application uses the flag
  * SHM_HUGETLB in the shmget system call to inform the kernel that it is
- * requesting hugepages.
+ * requesting huge pages.
  *
  * For the ia64 architecture, the Linux kernel reserves Region number 4 for
- * hugepages.  That means the addresses starting with 0x800000... will need
+ * huge pages.  That means the addresses starting with 0x800000... will need
  * to be specified.  Specifying a fixed address is not required on ppc64,
  * i386 or x86_64.
  *
@@ -252,14 +295,14 @@ int main(void)
 *******************************************************************
 
 /*
- * Example of using hugepage memory in a user application using the mmap
+ * Example of using huge page memory in a user application using the mmap
  * system call.  Before running this application, make sure that the
  * administrator has mounted the hugetlbfs filesystem (on some directory
  * like /mnt) using the command mount -t hugetlbfs nodev /mnt. In this
  * example, the app is requesting memory of size 256MB that is backed by
  * huge pages.
  *
- * For ia64 architecture, Linux kernel reserves Region number 4 for hugepages.
+ * For ia64 architecture, Linux kernel reserves Region number 4 for huge pages.
  * That means the addresses starting with 0x800000... will need to be
  * specified.  Specifying a fixed address is not required on ppc64, i386
  * or x86_64.
diff --git a/Documentation/vm/hwpoison.txt b/Documentation/vm/hwpoison.txt
new file mode 100644
index 000000000000..3ffadf8da61f
--- /dev/null
+++ b/Documentation/vm/hwpoison.txt
@@ -0,0 +1,136 @@
+What is hwpoison?
+
+Upcoming Intel CPUs have support for recovering from some memory errors
+(``MCA recovery''). This requires the OS to declare a page "poisoned",
+kill the processes associated with it and avoid using it in the future.
+
+This patchkit implements the necessary infrastructure in the VM.
+
+To quote the overview comment:
+
+ * High level machine check handler. Handles pages reported by the
+ * hardware as being corrupted usually due to a 2bit ECC memory or cache
+ * failure.
+ *
+ * This focusses on pages detected as corrupted in the background.
+ * When the current CPU tries to consume corruption the currently
+ * running process can just be killed directly instead. This implies
+ * that if the error cannot be handled for some reason it's safe to
+ * just ignore it because no corruption has been consumed yet. Instead
+ * when that happens another machine check will happen.
+ *
+ * Handles page cache pages in various states. The tricky part
+ * here is that we can access any page asynchronous to other VM
+ * users, because memory failures could happen anytime and anywhere,
+ * possibly violating some of their assumptions. This is why this code
+ * has to be extremely careful. Generally it tries to use normal locking
+ * rules, as in get the standard locks, even if that means the
+ * error handling takes potentially a long time.
+ *
+ * Some of the operations here are somewhat inefficient and have non
+ * linear algorithmic complexity, because the data structures have not
+ * been optimized for this case. This is in particular the case
+ * for the mapping from a vma to a process. Since this case is expected
+ * to be rare we hope we can get away with this.
+
+The code consists of a the high level handler in mm/memory-failure.c,
+a new page poison bit and various checks in the VM to handle poisoned
+pages.
+
+The main target right now is KVM guests, but it works for all kinds
+of applications. KVM support requires a recent qemu-kvm release.
+
+For the KVM use there was need for a new signal type so that
+KVM can inject the machine check into the guest with the proper
+address. This in theory allows other applications to handle
+memory failures too. The expection is that near all applications
+won't do that, but some very specialized ones might.
+
+---
+
+There are two (actually three) modi memory failure recovery can be in:
+
+vm.memory_failure_recovery sysctl set to zero:
+	All memory failures cause a panic. Do not attempt recovery.
+	(on x86 this can be also affected by the tolerant level of the
+	MCE subsystem)
+
+early kill
+	(can be controlled globally and per process)
+	Send SIGBUS to the application as soon as the error is detected
+	This allows applications who can process memory errors in a gentle
+	way (e.g. drop affected object)
+	This is the mode used by KVM qemu.
+
+late kill
+	Send SIGBUS when the application runs into the corrupted page.
+	This is best for memory error unaware applications and default
+	Note some pages are always handled as late kill.
+
+---
+
+User control:
+
+vm.memory_failure_recovery
+	See sysctl.txt
+
+vm.memory_failure_early_kill
+	Enable early kill mode globally
+
+PR_MCE_KILL
+	Set early/late kill mode/revert to system default
+	arg1: PR_MCE_KILL_CLEAR: Revert to system default
+	arg1: PR_MCE_KILL_SET: arg2 defines thread specific mode
+		PR_MCE_KILL_EARLY: Early kill
+		PR_MCE_KILL_LATE:  Late kill
+		PR_MCE_KILL_DEFAULT: Use system global default
+PR_MCE_KILL_GET
+	return current mode
+
+
+---
+
+Testing:
+
+madvise(MADV_POISON, ....)
+	(as root)
+	Poison a page in the process for testing
+
+
+hwpoison-inject module through debugfs
+	/sys/debug/hwpoison/corrupt-pfn
+
+Inject hwpoison fault at PFN echoed into this file
+
+
+Architecture specific MCE injector
+
+x86 has mce-inject, mce-test
+
+Some portable hwpoison test programs in mce-test, see blow.
+
+---
+
+References:
+
+http://halobates.de/mce-lc09-2.pdf
+	Overview presentation from LinuxCon 09
+
+git://git.kernel.org/pub/scm/utils/cpu/mce/mce-test.git
+	Test suite (hwpoison specific portable tests in tsrc)
+
+git://git.kernel.org/pub/scm/utils/cpu/mce/mce-inject.git
+	x86 specific injector
+
+
+---
+
+Limitations:
+
+- Not all page types are supported and never will. Most kernel internal
+objects cannot be recovered, only LRU pages for now.
+- Right now hugepage support is missing.
+
+---
+Andi Kleen, Oct 2009
+
diff --git a/Documentation/vm/ksm.txt b/Documentation/vm/ksm.txt
new file mode 100644
index 000000000000..262d8e6793a3
--- /dev/null
+++ b/Documentation/vm/ksm.txt
@@ -0,0 +1,90 @@
+How to use the Kernel Samepage Merging feature
+----------------------------------------------
+
+KSM is a memory-saving de-duplication feature, enabled by CONFIG_KSM=y,
+added to the Linux kernel in 2.6.32.  See mm/ksm.c for its implementation,
+and http://lwn.net/Articles/306704/ and http://lwn.net/Articles/330589/
+
+The KSM daemon ksmd periodically scans those areas of user memory which
+have been registered with it, looking for pages of identical content which
+can be replaced by a single write-protected page (which is automatically
+copied if a process later wants to update its content).
+
+KSM was originally developed for use with KVM (where it was known as
+Kernel Shared Memory), to fit more virtual machines into physical memory,
+by sharing the data common between them.  But it can be useful to any
+application which generates many instances of the same data.
+
+KSM only merges anonymous (private) pages, never pagecache (file) pages.
+KSM's merged pages are at present locked into kernel memory for as long
+as they are shared: so cannot be swapped out like the user pages they
+replace (but swapping KSM pages should follow soon in a later release).
+
+KSM only operates on those areas of address space which an application
+has advised to be likely candidates for merging, by using the madvise(2)
+system call: int madvise(addr, length, MADV_MERGEABLE).
+
+The app may call int madvise(addr, length, MADV_UNMERGEABLE) to cancel
+that advice and restore unshared pages: whereupon KSM unmerges whatever
+it merged in that range.  Note: this unmerging call may suddenly require
+more memory than is available - possibly failing with EAGAIN, but more
+probably arousing the Out-Of-Memory killer.
+
+If KSM is not configured into the running kernel, madvise MADV_MERGEABLE
+and MADV_UNMERGEABLE simply fail with EINVAL.  If the running kernel was
+built with CONFIG_KSM=y, those calls will normally succeed: even if the
+the KSM daemon is not currently running, MADV_MERGEABLE still registers
+the range for whenever the KSM daemon is started; even if the range
+cannot contain any pages which KSM could actually merge; even if
+MADV_UNMERGEABLE is applied to a range which was never MADV_MERGEABLE.
+
+Like other madvise calls, they are intended for use on mapped areas of
+the user address space: they will report ENOMEM if the specified range
+includes unmapped gaps (though working on the intervening mapped areas),
+and might fail with EAGAIN if not enough memory for internal structures.
+
+Applications should be considerate in their use of MADV_MERGEABLE,
+restricting its use to areas likely to benefit.  KSM's scans may use
+a lot of processing power, and its kernel-resident pages are a limited
+resource.  Some installations will disable KSM for these reasons.
+
+The KSM daemon is controlled by sysfs files in /sys/kernel/mm/ksm/,
+readable by all but writable only by root:
+
+max_kernel_pages - set to maximum number of kernel pages that KSM may use
+                   e.g. "echo 100000 > /sys/kernel/mm/ksm/max_kernel_pages"
+                   Value 0 imposes no limit on the kernel pages KSM may use;
+                   but note that any process using MADV_MERGEABLE can cause
+                   KSM to allocate these pages, unswappable until it exits.
+                   Default: quarter of memory (chosen to not pin too much)
+
+pages_to_scan    - how many present pages to scan before ksmd goes to sleep
+                   e.g. "echo 100 > /sys/kernel/mm/ksm/pages_to_scan"
+                   Default: 100 (chosen for demonstration purposes)
+
+sleep_millisecs  - how many milliseconds ksmd should sleep before next scan
+                   e.g. "echo 20 > /sys/kernel/mm/ksm/sleep_millisecs"
+                   Default: 20 (chosen for demonstration purposes)
+
+run              - set 0 to stop ksmd from running but keep merged pages,
+                   set 1 to run ksmd e.g. "echo 1 > /sys/kernel/mm/ksm/run",
+                   set 2 to stop ksmd and unmerge all pages currently merged,
+                         but leave mergeable areas registered for next run
+                   Default: 0 (must be changed to 1 to activate KSM,
+                               except if CONFIG_SYSFS is disabled)
+
+The effectiveness of KSM and MADV_MERGEABLE is shown in /sys/kernel/mm/ksm/:
+
+pages_shared     - how many shared unswappable kernel pages KSM is using
+pages_sharing    - how many more sites are sharing them i.e. how much saved
+pages_unshared   - how many pages unique but repeatedly checked for merging
+pages_volatile   - how many pages changing too fast to be placed in a tree
+full_scans       - how many times all mergeable areas have been scanned
+
+A high ratio of pages_sharing to pages_shared indicates good sharing, but
+a high ratio of pages_unshared to pages_sharing indicates wasted effort.
+pages_volatile embraces several different kinds of activity, but a high
+proportion there would also indicate poor use of madvise MADV_MERGEABLE.
+
+Izik Eidus,
+Hugh Dickins, 24 Sept 2009
diff --git a/Documentation/vm/locking b/Documentation/vm/locking
index f366fa956179..25fadb448760 100644
--- a/Documentation/vm/locking
+++ b/Documentation/vm/locking
@@ -80,7 +80,7 @@ Note: PTL can also be used to guarantee that no new clones using the
 mm start up ... this is a loose form of stability on mm_users. For
 example, it is used in copy_mm to protect against a racing tlb_gather_mmu
 single address space optimization, so that the zap_page_range (from
-vmtruncate) does not lose sending ipi's to cloned threads that might 
+truncate) does not lose sending ipi's to cloned threads that might
 be spawned underneath it and go to user mode to drag in pte's into tlbs.
 
 swap_lock
diff --git a/Documentation/vm/map_hugetlb.c b/Documentation/vm/map_hugetlb.c
new file mode 100644
index 000000000000..e2bdae37f499
--- /dev/null
+++ b/Documentation/vm/map_hugetlb.c
@@ -0,0 +1,77 @@
+/*
+ * Example of using hugepage memory in a user application using the mmap
+ * system call with MAP_HUGETLB flag.  Before running this program make
+ * sure the administrator has allocated enough default sized huge pages
+ * to cover the 256 MB allocation.
+ *
+ * For ia64 architecture, Linux kernel reserves Region number 4 for hugepages.
+ * That means the addresses starting with 0x800000... will need to be
+ * specified.  Specifying a fixed address is not required on ppc64, i386
+ * or x86_64.
+ */
+#include <stdlib.h>
+#include <stdio.h>
+#include <unistd.h>
+#include <sys/mman.h>
+#include <fcntl.h>
+
+#define LENGTH (256UL*1024*1024)
+#define PROTECTION (PROT_READ | PROT_WRITE)
+
+#ifndef MAP_HUGETLB
+#define MAP_HUGETLB 0x40
+#endif
+
+/* Only ia64 requires this */
+#ifdef __ia64__
+#define ADDR (void *)(0x8000000000000000UL)
+#define FLAGS (MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB | MAP_FIXED)
+#else
+#define ADDR (void *)(0x0UL)
+#define FLAGS (MAP_PRIVATE | MAP_ANONYMOUS | MAP_HUGETLB)
+#endif
+
+void check_bytes(char *addr)
+{
+	printf("First hex is %x\n", *((unsigned int *)addr));
+}
+
+void write_bytes(char *addr)
+{
+	unsigned long i;
+
+	for (i = 0; i < LENGTH; i++)
+		*(addr + i) = (char)i;
+}
+
+void read_bytes(char *addr)
+{
+	unsigned long i;
+
+	check_bytes(addr);
+	for (i = 0; i < LENGTH; i++)
+		if (*(addr + i) != (char)i) {
+			printf("Mismatch at %lu\n", i);
+			break;
+		}
+}
+
+int main(void)
+{
+	void *addr;
+
+	addr = mmap(ADDR, LENGTH, PROTECTION, FLAGS, 0, 0);
+	if (addr == MAP_FAILED) {
+		perror("mmap");
+		exit(1);
+	}
+
+	printf("Returned address is %p\n", addr);
+	check_bytes(addr);
+	write_bytes(addr);
+	read_bytes(addr);
+
+	munmap(addr, LENGTH);
+
+	return 0;
+}
diff --git a/Documentation/vm/page-types.c b/Documentation/vm/page-types.c
index 0833f44ba16b..4793c6aac733 100644
--- a/Documentation/vm/page-types.c
+++ b/Documentation/vm/page-types.c
@@ -2,9 +2,13 @@
  * page-types: Tool for querying page flags
  *
  * Copyright (C) 2009 Intel corporation
- * Copyright (C) 2009 Wu Fengguang <fengguang.wu@intel.com>
+ *
+ * Authors: Wu Fengguang <fengguang.wu@intel.com>
+ *
+ * Released under the General Public License (GPL).
  */
 
+#define _LARGEFILE64_SOURCE
 #include <stdio.h>
 #include <stdlib.h>
 #include <unistd.h>
@@ -13,12 +17,33 @@
 #include <string.h>
 #include <getopt.h>
 #include <limits.h>
+#include <assert.h>
 #include <sys/types.h>
 #include <sys/errno.h>
 #include <sys/fcntl.h>
 
 
 /*
+ * pagemap kernel ABI bits
+ */
+
+#define PM_ENTRY_BYTES      sizeof(uint64_t)
+#define PM_STATUS_BITS      3
+#define PM_STATUS_OFFSET    (64 - PM_STATUS_BITS)
+#define PM_STATUS_MASK      (((1LL << PM_STATUS_BITS) - 1) << PM_STATUS_OFFSET)
+#define PM_STATUS(nr)       (((nr) << PM_STATUS_OFFSET) & PM_STATUS_MASK)
+#define PM_PSHIFT_BITS      6
+#define PM_PSHIFT_OFFSET    (PM_STATUS_OFFSET - PM_PSHIFT_BITS)
+#define PM_PSHIFT_MASK      (((1LL << PM_PSHIFT_BITS) - 1) << PM_PSHIFT_OFFSET)
+#define PM_PSHIFT(x)        (((u64) (x) << PM_PSHIFT_OFFSET) & PM_PSHIFT_MASK)
+#define PM_PFRAME_MASK      ((1LL << PM_PSHIFT_OFFSET) - 1)
+#define PM_PFRAME(x)        ((x) & PM_PFRAME_MASK)
+
+#define PM_PRESENT          PM_STATUS(4LL)
+#define PM_SWAP             PM_STATUS(2LL)
+
+
+/*
  * kernel page flags
  */
 
@@ -47,7 +72,9 @@
 #define KPF_COMPOUND_TAIL	16
 #define KPF_HUGE		17
 #define KPF_UNEVICTABLE		18
+#define KPF_HWPOISON		19
 #define KPF_NOPAGE		20
+#define KPF_KSM			21
 
 /* [32-] kernel hacking assistances */
 #define KPF_RESERVED		32
@@ -94,7 +121,9 @@ static char *page_flag_names[] = {
 	[KPF_COMPOUND_TAIL]	= "T:compound_tail",
 	[KPF_HUGE]		= "G:huge",
 	[KPF_UNEVICTABLE]	= "u:unevictable",
+	[KPF_HWPOISON]		= "X:hwpoison",
 	[KPF_NOPAGE]		= "n:nopage",
+	[KPF_KSM]		= "x:ksm",
 
 	[KPF_RESERVED]		= "r:reserved",
 	[KPF_MLOCKED]		= "m:mlocked",
@@ -126,6 +155,11 @@ static int		nr_addr_ranges;
 static unsigned long	opt_offset[MAX_ADDR_RANGES];
 static unsigned long	opt_size[MAX_ADDR_RANGES];
 
+#define MAX_VMAS	10240
+static int		nr_vmas;
+static unsigned long	pg_start[MAX_VMAS];
+static unsigned long	pg_end[MAX_VMAS];
+
 #define MAX_BIT_FILTERS	64
 static int		nr_bit_filters;
 static uint64_t		opt_mask[MAX_BIT_FILTERS];
@@ -133,9 +167,15 @@ static uint64_t		opt_bits[MAX_BIT_FILTERS];
 
 static int		page_size;
 
-#define PAGES_BATCH	(64 << 10)	/* 64k pages */
+static int		pagemap_fd;
 static int		kpageflags_fd;
-static uint64_t		kpageflags_buf[KPF_BYTES * PAGES_BATCH];
+
+static int		opt_hwpoison;
+static int		opt_unpoison;
+
+static char		*hwpoison_debug_fs = "/debug/hwpoison";
+static int		hwpoison_inject_fd;
+static int		hwpoison_forget_fd;
 
 #define HASH_SHIFT	13
 #define HASH_SIZE	(1 << HASH_SHIFT)
@@ -158,12 +198,17 @@ static uint64_t 	page_flags[HASH_SIZE];
 	type __min2 = (y);			\
 	__min1 < __min2 ? __min1 : __min2; })
 
-unsigned long pages2mb(unsigned long pages)
+#define max_t(type, x, y) ({			\
+	type __max1 = (x);			\
+	type __max2 = (y);			\
+	__max1 > __max2 ? __max1 : __max2; })
+
+static unsigned long pages2mb(unsigned long pages)
 {
 	return (pages * page_size) >> 20;
 }
 
-void fatal(const char *x, ...)
+static void fatal(const char *x, ...)
 {
 	va_list ap;
 
@@ -173,12 +218,80 @@ void fatal(const char *x, ...)
 	exit(EXIT_FAILURE);
 }
 
+static int checked_open(const char *pathname, int flags)
+{
+	int fd = open(pathname, flags);
+
+	if (fd < 0) {
+		perror(pathname);
+		exit(EXIT_FAILURE);
+	}
+
+	return fd;
+}
+
+/*
+ * pagemap/kpageflags routines
+ */
+
+static unsigned long do_u64_read(int fd, char *name,
+				 uint64_t *buf,
+				 unsigned long index,
+				 unsigned long count)
+{
+	long bytes;
+
+	if (index > ULONG_MAX / 8)
+		fatal("index overflow: %lu\n", index);
+
+	if (lseek(fd, index * 8, SEEK_SET) < 0) {
+		perror(name);
+		exit(EXIT_FAILURE);
+	}
+
+	bytes = read(fd, buf, count * 8);
+	if (bytes < 0) {
+		perror(name);
+		exit(EXIT_FAILURE);
+	}
+	if (bytes % 8)
+		fatal("partial read: %lu bytes\n", bytes);
+
+	return bytes / 8;
+}
+
+static unsigned long kpageflags_read(uint64_t *buf,
+				     unsigned long index,
+				     unsigned long pages)
+{
+	return do_u64_read(kpageflags_fd, PROC_KPAGEFLAGS, buf, index, pages);
+}
+
+static unsigned long pagemap_read(uint64_t *buf,
+				  unsigned long index,
+				  unsigned long pages)
+{
+	return do_u64_read(pagemap_fd, "/proc/pid/pagemap", buf, index, pages);
+}
+
+static unsigned long pagemap_pfn(uint64_t val)
+{
+	unsigned long pfn;
+
+	if (val & PM_PRESENT)
+		pfn = PM_PFRAME(val);
+	else
+		pfn = 0;
+
+	return pfn;
+}
+
 
 /*
  * page flag names
  */
 
-char *page_flag_name(uint64_t flags)
+static char *page_flag_name(uint64_t flags)
 {
 	static char buf[65];
 	int present;
@@ -197,7 +310,7 @@ char *page_flag_name(uint64_t flags)
 	return buf;
 }
 
-char *page_flag_longname(uint64_t flags)
+static char *page_flag_longname(uint64_t flags)
 {
 	static char buf[1024];
 	int i, n;
@@ -221,32 +334,42 @@ char *page_flag_longname(uint64_t flags)
  * page list and summary
  */
 
-void show_page_range(unsigned long offset, uint64_t flags)
+static void show_page_range(unsigned long voffset,
+			    unsigned long offset, uint64_t flags)
 {
 	static uint64_t      flags0;
+	static unsigned long voff;
 	static unsigned long index;
 	static unsigned long count;
 
-	if (flags == flags0 && offset == index + count) {
+	if (flags == flags0 && offset == index + count &&
+	    (!opt_pid || voffset == voff + count)) {
 		count++;
 		return;
 	}
 
-	if (count)
-		printf("%lu\t%lu\t%s\n",
+	if (count) {
+		if (opt_pid)
+			printf("%lx\t", voff);
+		printf("%lx\t%lx\t%s\n",
 				index, count, page_flag_name(flags0));
+	}
 
 	flags0 = flags;
 	index  = offset;
+	voff   = voffset;
 	count  = 1;
 }
 
-void show_page(unsigned long offset, uint64_t flags)
+static void show_page(unsigned long voffset,
+		      unsigned long offset, uint64_t flags)
 {
-	printf("%lu\t%s\n", offset, page_flag_name(flags));
+	if (opt_pid)
+		printf("%lx\t", voffset);
+	printf("%lx\t%s\n", offset, page_flag_name(flags));
 }
 
-void show_summary(void)
+static void show_summary(void)
 {
 	int i;
 
@@ -272,7 +395,7 @@ void show_summary(void)
  * page flag filters
  */
 
-int bit_mask_ok(uint64_t flags)
+static int bit_mask_ok(uint64_t flags)
 {
 	int i;
 
@@ -289,7 +412,7 @@ int bit_mask_ok(uint64_t flags)
 	return 1;
 }
 
-uint64_t expand_overloaded_flags(uint64_t flags)
+static uint64_t expand_overloaded_flags(uint64_t flags)
 {
 	/* SLOB/SLUB overload several page flags */
 	if (flags & BIT(SLAB)) {
@@ -308,7 +431,7 @@ uint64_t expand_overloaded_flags(uint64_t flags)
 	return flags;
 }
 
-uint64_t well_known_flags(uint64_t flags)
+static uint64_t well_known_flags(uint64_t flags)
 {
 	/* hide flags intended only for kernel hacker */
 	flags &= ~KPF_HACKERS_BITS;
@@ -320,12 +443,68 @@ uint64_t well_known_flags(uint64_t flags)
 	return flags;
 }
 
+static uint64_t kpageflags_flags(uint64_t flags)
+{
+	flags = expand_overloaded_flags(flags);
+
+	if (!opt_raw)
+		flags = well_known_flags(flags);
+
+	return flags;
+}
+
+/*
+ * page actions
+ */
+
+static void prepare_hwpoison_fd(void)
+{
+	char buf[100];
+
+	if (opt_hwpoison && !hwpoison_inject_fd) {
+		sprintf(buf, "%s/corrupt-pfn", hwpoison_debug_fs);
+		hwpoison_inject_fd = checked_open(buf, O_WRONLY);
+	}
+
+	if (opt_unpoison && !hwpoison_forget_fd) {
+		sprintf(buf, "%s/renew-pfn", hwpoison_debug_fs);
+		hwpoison_forget_fd = checked_open(buf, O_WRONLY);
+	}
+}
+
+static int hwpoison_page(unsigned long offset)
+{
+	char buf[100];
+	int len;
+
+	len = sprintf(buf, "0x%lx\n", offset);
+	len = write(hwpoison_inject_fd, buf, len);
+	if (len < 0) {
+		perror("hwpoison inject");
+		return len;
+	}
+	return 0;
+}
+
+static int unpoison_page(unsigned long offset)
+{
+	char buf[100];
+	int len;
+
+	len = sprintf(buf, "0x%lx\n", offset);
+	len = write(hwpoison_forget_fd, buf, len);
+	if (len < 0) {
+		perror("hwpoison forget");
+		return len;
+	}
+	return 0;
+}
 
 /*
  * page frame walker
  */
 
-int hash_slot(uint64_t flags)
+static int hash_slot(uint64_t flags)
 {
 	int k = HASH_KEY(flags);
 	int i;
@@ -352,73 +531,124 @@ int hash_slot(uint64_t flags)
 	exit(EXIT_FAILURE);
 }
 
-void add_page(unsigned long offset, uint64_t flags)
+static void add_page(unsigned long voffset,
+		     unsigned long offset, uint64_t flags)
 {
-	flags = expand_overloaded_flags(flags);
-
-	if (!opt_raw)
-		flags = well_known_flags(flags);
+	flags = kpageflags_flags(flags);
 
 	if (!bit_mask_ok(flags))
 		return;
 
+	if (opt_hwpoison)
+		hwpoison_page(offset);
+	if (opt_unpoison)
+		unpoison_page(offset);
+
 	if (opt_list == 1)
-		show_page_range(offset, flags);
+		show_page_range(voffset, offset, flags);
 	else if (opt_list == 2)
-		show_page(offset, flags);
+		show_page(voffset, offset, flags);
 
 	nr_pages[hash_slot(flags)]++;
 	total_pages++;
 }
 
-void walk_pfn(unsigned long index, unsigned long count)
+#define KPAGEFLAGS_BATCH	(64 << 10)	/* 64k pages */
+static void walk_pfn(unsigned long voffset,
+		     unsigned long index,
+		     unsigned long count)
 {
+	uint64_t buf[KPAGEFLAGS_BATCH];
 	unsigned long batch;
-	unsigned long n;
+	unsigned long pages;
 	unsigned long i;
 
-	if (index > ULONG_MAX / KPF_BYTES)
-		fatal("index overflow: %lu\n", index);
+	while (count) {
+		batch = min_t(unsigned long, count, KPAGEFLAGS_BATCH);
+		pages = kpageflags_read(buf, index, batch);
+		if (pages == 0)
+			break;
+
+		for (i = 0; i < pages; i++)
+			add_page(voffset + i, index + i, buf[i]);
 
-	lseek(kpageflags_fd, index * KPF_BYTES, SEEK_SET);
+		index += pages;
+		count -= pages;
+	}
+}
+
+#define PAGEMAP_BATCH	(64 << 10)
+static void walk_vma(unsigned long index, unsigned long count)
+{
+	uint64_t buf[PAGEMAP_BATCH];
+	unsigned long batch;
+	unsigned long pages;
+	unsigned long pfn;
+	unsigned long i;
 
 	while (count) {
-		batch = min_t(unsigned long, count, PAGES_BATCH);
-		n = read(kpageflags_fd, kpageflags_buf, batch * KPF_BYTES);
-		if (n == 0)
+		batch = min_t(unsigned long, count, PAGEMAP_BATCH);
+		pages = pagemap_read(buf, index, batch);
+		if (pages == 0)
 			break;
-		if (n < 0) {
-			perror(PROC_KPAGEFLAGS);
-			exit(EXIT_FAILURE);
+
+		for (i = 0; i < pages; i++) {
+			pfn = pagemap_pfn(buf[i]);
+			if (pfn)
+				walk_pfn(index + i, pfn, 1);
 		}
 
-		if (n % KPF_BYTES != 0)
-			fatal("partial read: %lu bytes\n", n);
-		n = n / KPF_BYTES;
+		index += pages;
+		count -= pages;
+	}
+}
+
+static void walk_task(unsigned long index, unsigned long count)
+{
+	const unsigned long end = index + count;
+	unsigned long start;
+	int i = 0;
+
+	while (index < end) {
+
+		while (pg_end[i] <= index)
+			if (++i >= nr_vmas)
+				return;
+		if (pg_start[i] >= end)
+			return;
 
-		for (i = 0; i < n; i++)
-			add_page(index + i, kpageflags_buf[i]);
+		start = max_t(unsigned long, pg_start[i], index);
+		index = min_t(unsigned long, pg_end[i], end);
 
-		index += batch;
-		count -= batch;
+		assert(start < index);
+		walk_vma(start, index - start);
 	}
 }
 
-void walk_addr_ranges(void)
+static void add_addr_range(unsigned long offset, unsigned long size)
+{
+	if (nr_addr_ranges >= MAX_ADDR_RANGES)
+		fatal("too many addr ranges\n");
+
+	opt_offset[nr_addr_ranges] = offset;
+	opt_size[nr_addr_ranges] = min_t(unsigned long, size, ULONG_MAX-offset);
+	nr_addr_ranges++;
+}
+
+static void walk_addr_ranges(void)
 {
 	int i;
 
-	kpageflags_fd = open(PROC_KPAGEFLAGS, O_RDONLY);
-	if (kpageflags_fd < 0) {
-		perror(PROC_KPAGEFLAGS);
-		exit(EXIT_FAILURE);
-	}
+	kpageflags_fd = checked_open(PROC_KPAGEFLAGS, O_RDONLY);
 
 	if (!nr_addr_ranges)
-		walk_pfn(0, ULONG_MAX);
+		add_addr_range(0, ULONG_MAX);
 
 	for (i = 0; i < nr_addr_ranges; i++)
-		walk_pfn(opt_offset[i], opt_size[i]);
+		if (!opt_pid)
+			walk_pfn(0, opt_offset[i], opt_size[i]);
+		else
+			walk_task(opt_offset[i], opt_size[i]);
 
 	close(kpageflags_fd);
 }
@@ -428,7 +658,7 @@ void walk_addr_ranges(void)
  * user interface
  */
 
-const char *page_flag_type(uint64_t flag)
+static const char *page_flag_type(uint64_t flag)
 {
 	if (flag & KPF_HACKERS_BITS)
 		return "(r)";
@@ -437,7 +667,7 @@ const char *page_flag_type(uint64_t flag)
 	return "   ";
 }
 
-void usage(void)
+static void usage(void)
 {
 	int i, j;
 
@@ -446,20 +676,22 @@ void usage(void)
 "            -r|--raw                  Raw mode, for kernel developers\n"
 "            -a|--addr    addr-spec    Walk a range of pages\n"
 "            -b|--bits    bits-spec    Walk pages with specified bits\n"
-#if 0 /* planned features */
 "            -p|--pid     pid          Walk process address space\n"
+#if 0 /* planned features */
 "            -f|--file    filename     Walk file address space\n"
 #endif
 "            -l|--list                 Show page details in ranges\n"
 "            -L|--list-each            Show page details one by one\n"
 "            -N|--no-summary           Don't show summay info\n"
+"            -X|--hwpoison             hwpoison pages\n"
+"            -x|--unpoison             unpoison pages\n"
 "            -h|--help                 Show this usage message\n"
 "addr-spec:\n"
 "            N                         one page at offset N (unit: pages)\n"
 "            N+M                       pages range from N to N+M-1\n"
 "            N,M                       pages range from N to M-1\n"
 "            N,                        pages range from N to end\n"
-"            ,M                        pages range from 0 to M\n"
+"            ,M                        pages range from 0 to M-1\n"
 "bits-spec:\n"
 "            bit1,bit2                 (flags & (bit1|bit2)) != 0\n"
 "            bit1,bit2=bit1            (flags & (bit1|bit2)) == bit1\n"
@@ -482,7 +714,7 @@ void usage(void)
 		"(r) raw mode bits  (o) overloaded bits\n");
 }
 
-unsigned long long parse_number(const char *str)
+static unsigned long long parse_number(const char *str)
 {
 	unsigned long long n;
 
@@ -494,26 +726,58 @@ unsigned long long parse_number(const char *str)
 	return n;
 }
 
-void parse_pid(const char *str)
+static void parse_pid(const char *str)
 {
+	FILE *file;
+	char buf[5000];
+
 	opt_pid = parse_number(str);
-}
 
-void parse_file(const char *name)
-{
+	sprintf(buf, "/proc/%d/pagemap", opt_pid);
+	pagemap_fd = checked_open(buf, O_RDONLY);
+
+	sprintf(buf, "/proc/%d/maps", opt_pid);
+	file = fopen(buf, "r");
+	if (!file) {
+		perror(buf);
+		exit(EXIT_FAILURE);
+	}
+
+	while (fgets(buf, sizeof(buf), file) != NULL) {
+		unsigned long vm_start;
+		unsigned long vm_end;
+		unsigned long long pgoff;
+		int major, minor;
+		char r, w, x, s;
+		unsigned long ino;
+		int n;
+
+		n = sscanf(buf, "%lx-%lx %c%c%c%c %llx %x:%x %lu",
+			   &vm_start,
+			   &vm_end,
+			   &r, &w, &x, &s,
+			   &pgoff,
+			   &major, &minor,
+			   &ino);
+		if (n < 10) {
+			fprintf(stderr, "unexpected line: %s\n", buf);
+			continue;
+		}
+		pg_start[nr_vmas] = vm_start / page_size;
+		pg_end[nr_vmas] = vm_end / page_size;
+		if (++nr_vmas >= MAX_VMAS) {
+			fprintf(stderr, "too many VMAs\n");
+			break;
+		}
+	}
+	fclose(file);
 }
 
-void add_addr_range(unsigned long offset, unsigned long size)
+static void parse_file(const char *name)
 {
-	if (nr_addr_ranges >= MAX_ADDR_RANGES)
-		fatal("too much addr ranges\n");
-
-	opt_offset[nr_addr_ranges] = offset;
-	opt_size[nr_addr_ranges] = size;
-	nr_addr_ranges++;
 }
 
-void parse_addr_range(const char *optarg)
+static void parse_addr_range(const char *optarg)
 {
 	unsigned long offset;
 	unsigned long size;
@@ -547,7 +811,7 @@ void parse_addr_range(const char *optarg)
 	add_addr_range(offset, size);
 }
 
-void add_bits_filter(uint64_t mask, uint64_t bits)
+static void add_bits_filter(uint64_t mask, uint64_t bits)
 {
 	if (nr_bit_filters >= MAX_BIT_FILTERS)
 		fatal("too much bit filters\n");
@@ -557,7 +821,7 @@ void add_bits_filter(uint64_t mask, uint64_t bits)
 	nr_bit_filters++;
 }
 
-uint64_t parse_flag_name(const char *str, int len)
+static uint64_t parse_flag_name(const char *str, int len)
 {
 	int i;
 
@@ -577,7 +841,7 @@ uint64_t parse_flag_name(const char *str, int len)
 	return parse_number(str);
 }
 
-uint64_t parse_flag_names(const char *str, int all)
+static uint64_t parse_flag_names(const char *str, int all)
 {
 	const char *p    = str;
 	uint64_t   flags = 0;
@@ -596,7 +860,7 @@ uint64_t parse_flag_names(const char *str, int all)
 	return flags;
 }
 
-void parse_bits_mask(const char *optarg)
+static void parse_bits_mask(const char *optarg)
 {
 	uint64_t mask;
 	uint64_t bits;
@@ -621,7 +885,7 @@ void parse_bits_mask(const char *optarg)
 }
 
 
-struct option opts[] = {
+static struct option opts[] = {
 	{ "raw"       , 0, NULL, 'r' },
 	{ "pid"       , 1, NULL, 'p' },
 	{ "file"      , 1, NULL, 'f' },
@@ -630,6 +894,8 @@ struct option opts[] = {
 	{ "list"      , 0, NULL, 'l' },
 	{ "list-each" , 0, NULL, 'L' },
 	{ "no-summary", 0, NULL, 'N' },
+	{ "hwpoison"  , 0, NULL, 'X' },
+	{ "unpoison"  , 0, NULL, 'x' },
 	{ "help"      , 0, NULL, 'h' },
 	{ NULL        , 0, NULL, 0 }
 };
@@ -641,7 +907,7 @@ int main(int argc, char *argv[])
 	page_size = getpagesize();
 
 	while ((c = getopt_long(argc, argv,
-				"rp:f:a:b:lLNh", opts, NULL)) != -1) {
+				"rp:f:a:b:lLNXxh", opts, NULL)) != -1) {
 		switch (c) {
 		case 'r':
 			opt_raw = 1;
@@ -667,6 +933,14 @@ int main(int argc, char *argv[])
 		case 'N':
 			opt_no_summary = 1;
 			break;
+		case 'X':
+			opt_hwpoison = 1;
+			prepare_hwpoison_fd();
+			break;
+		case 'x':
+			opt_unpoison = 1;
+			prepare_hwpoison_fd();
+			break;
 		case 'h':
 			usage();
 			exit(0);
@@ -676,15 +950,17 @@ int main(int argc, char *argv[])
 		}
 	}
 
+	if (opt_list && opt_pid)
+		printf("voffset\t");
 	if (opt_list == 1)
-		printf("offset\tcount\tflags\n");
+		printf("offset\tlen\tflags\n");
 	if (opt_list == 2)
 		printf("offset\tflags\n");
 
 	walk_addr_ranges();
 
 	if (opt_list == 1)
-		show_page_range(0, 0);  /* drain the buffer */
+		show_page_range(0, 0, 0);  /* drain the buffer */
 
 	if (opt_no_summary)
 		return 0;
diff --git a/Documentation/vm/pagemap.txt b/Documentation/vm/pagemap.txt
index 600a304a828c..df09b9650a81 100644
--- a/Documentation/vm/pagemap.txt
+++ b/Documentation/vm/pagemap.txt
@@ -57,7 +57,9 @@ There are three components to pagemap:
     16. COMPOUND_TAIL
     16. HUGE
     18. UNEVICTABLE
+    19. HWPOISON
     20. NOPAGE
+    21. KSM
 
 Short descriptions to the page flags:
 
@@ -86,9 +88,15 @@ Short descriptions to the page flags:
 17. HUGE
     this is an integral part of a HugeTLB page
 
+19. HWPOISON
+    hardware detected memory corruption on this page: don't touch the data!
+
 20. NOPAGE
     no page frame exists at the requested address
 
+21. KSM
+    identical memory pages dynamically shared between one or more processes
+
     [IO related page flags]
  1. ERROR     IO error occurred
  3. UPTODATE  page has up-to-date data
diff --git a/Documentation/vm/slabinfo.c b/Documentation/vm/slabinfo.c
index df3227605d59..92e729f4b676 100644
--- a/Documentation/vm/slabinfo.c
+++ b/Documentation/vm/slabinfo.c
@@ -87,7 +87,7 @@ int page_size;
 
 regex_t pattern;
 
-void fatal(const char *x, ...)
+static void fatal(const char *x, ...)
 {
 	va_list ap;
 
@@ -97,7 +97,7 @@ void fatal(const char *x, ...)
 	exit(EXIT_FAILURE);
 }
 
-void usage(void)
+static void usage(void)
 {
 	printf("slabinfo 5/7/2007. (c) 2007 sgi.\n\n"
 		"slabinfo [-ahnpvtsz] [-d debugopts] [slab-regexp]\n"
@@ -131,7 +131,7 @@ void usage(void)
 	);
 }
 
-unsigned long read_obj(const char *name)
+static unsigned long read_obj(const char *name)
 {
 	FILE *f = fopen(name, "r");
 
@@ -151,7 +151,7 @@ unsigned long read_obj(const char *name)
 /*
  * Get the contents of an attribute
  */
-unsigned long get_obj(const char *name)
+static unsigned long get_obj(const char *name)
 {
 	if (!read_obj(name))
 		return 0;
@@ -159,7 +159,7 @@ unsigned long get_obj(const char *name)
 	return atol(buffer);
 }
 
-unsigned long get_obj_and_str(const char *name, char **x)
+static unsigned long get_obj_and_str(const char *name, char **x)
 {
 	unsigned long result = 0;
 	char *p;
@@ -178,7 +178,7 @@ unsigned long get_obj_and_str(const char *name, char **x)
 	return result;
 }
 
-void set_obj(struct slabinfo *s, const char *name, int n)
+static void set_obj(struct slabinfo *s, const char *name, int n)
 {
 	char x[100];
 	FILE *f;
@@ -192,7 +192,7 @@ void set_obj(struct slabinfo *s, const char *name, int n)
 	fclose(f);
 }
 
-unsigned long read_slab_obj(struct slabinfo *s, const char *name)
+static unsigned long read_slab_obj(struct slabinfo *s, const char *name)
 {
 	char x[100];
 	FILE *f;
@@ -215,7 +215,7 @@ unsigned long read_slab_obj(struct slabinfo *s, const char *name)
 /*
  * Put a size string together
  */
-int store_size(char *buffer, unsigned long value)
+static int store_size(char *buffer, unsigned long value)
 {
 	unsigned long divisor = 1;
 	char trailer = 0;
@@ -247,7 +247,7 @@ int store_size(char *buffer, unsigned long value)
 	return n;
 }
 
-void decode_numa_list(int *numa, char *t)
+static void decode_numa_list(int *numa, char *t)
 {
 	int node;
 	int nr;
@@ -272,7 +272,7 @@ void decode_numa_list(int *numa, char *t)
 	}
 }
 
-void slab_validate(struct slabinfo *s)
+static void slab_validate(struct slabinfo *s)
 {
 	if (strcmp(s->name, "*") == 0)
 		return;
@@ -280,7 +280,7 @@ void slab_validate(struct slabinfo *s)
 	set_obj(s, "validate", 1);
 }
 
-void slab_shrink(struct slabinfo *s)
+static void slab_shrink(struct slabinfo *s)
 {
 	if (strcmp(s->name, "*") == 0)
 		return;
@@ -290,7 +290,7 @@ void slab_shrink(struct slabinfo *s)
 
 int line = 0;
 
-void first_line(void)
+static void first_line(void)
 {
 	if (show_activity)
 		printf("Name                   Objects      Alloc       Free   %%Fast Fallb O\n");
@@ -302,7 +302,7 @@ void first_line(void)
 /*
  * Find the shortest alias of a slab
  */
-struct aliasinfo *find_one_alias(struct slabinfo *find)
+static struct aliasinfo *find_one_alias(struct slabinfo *find)
 {
 	struct aliasinfo *a;
 	struct aliasinfo *best = NULL;
@@ -318,18 +318,18 @@ struct aliasinfo *find_one_alias(struct slabinfo *find)
 	return best;
 }
 
-unsigned long slab_size(struct slabinfo *s)
+static unsigned long slab_size(struct slabinfo *s)
 {
 	return 	s->slabs * (page_size << s->order);
 }
 
-unsigned long slab_activity(struct slabinfo *s)
+static unsigned long slab_activity(struct slabinfo *s)
 {
 	return 	s->alloc_fastpath + s->free_fastpath +
 		s->alloc_slowpath + s->free_slowpath;
 }
 
-void slab_numa(struct slabinfo *s, int mode)
+static void slab_numa(struct slabinfo *s, int mode)
 {
 	int node;
 
@@ -374,7 +374,7 @@ void slab_numa(struct slabinfo *s, int mode)
 	line++;
 }
 
-void show_tracking(struct slabinfo *s)
+static void show_tracking(struct slabinfo *s)
 {
 	printf("\n%s: Kernel object allocation\n", s->name);
 	printf("-----------------------------------------------------------------------\n");
@@ -392,7 +392,7 @@ void show_tracking(struct slabinfo *s)
 
 }
 
-void ops(struct slabinfo *s)
+static void ops(struct slabinfo *s)
 {
 	if (strcmp(s->name, "*") == 0)
 		return;
@@ -405,14 +405,14 @@ void ops(struct slabinfo *s)
 		printf("\n%s has no kmem_cache operations\n", s->name);
 }
 
-const char *onoff(int x)
+static const char *onoff(int x)
 {
 	if (x)
 		return "On ";
 	return "Off";
 }
 
-void slab_stats(struct slabinfo *s)
+static void slab_stats(struct slabinfo *s)
 {
 	unsigned long total_alloc;
 	unsigned long total_free;
@@ -477,7 +477,7 @@ void slab_stats(struct slabinfo *s)
 			s->deactivate_to_tail, (s->deactivate_to_tail * 100) / total);
 }
 
-void report(struct slabinfo *s)
+static void report(struct slabinfo *s)
 {
 	if (strcmp(s->name, "*") == 0)
 		return;
@@ -518,7 +518,7 @@ void report(struct slabinfo *s)
 	slab_stats(s);
 }
 
-void slabcache(struct slabinfo *s)
+static void slabcache(struct slabinfo *s)
 {
 	char size_str[20];
 	char dist_str[40];
@@ -593,7 +593,7 @@ void slabcache(struct slabinfo *s)
 /*
  * Analyze debug options. Return false if something is amiss.
  */
-int debug_opt_scan(char *opt)
+static int debug_opt_scan(char *opt)
 {
 	if (!opt || !opt[0] || strcmp(opt, "-") == 0)
 		return 1;
@@ -642,7 +642,7 @@ int debug_opt_scan(char *opt)
 	return 1;
 }
 
-int slab_empty(struct slabinfo *s)
+static int slab_empty(struct slabinfo *s)
 {
 	if (s->objects > 0)
 		return 0;
@@ -657,7 +657,7 @@ int slab_empty(struct slabinfo *s)
 	return 1;
 }
 
-void slab_debug(struct slabinfo *s)
+static void slab_debug(struct slabinfo *s)
 {
 	if (strcmp(s->name, "*") == 0)
 		return;
@@ -717,7 +717,7 @@ void slab_debug(struct slabinfo *s)
 		set_obj(s, "trace", 1);
 }
 
-void totals(void)
+static void totals(void)
 {
 	struct slabinfo *s;
 
@@ -976,7 +976,7 @@ void totals(void)
 			b1,	b2,	b3);
 }
 
-void sort_slabs(void)
+static void sort_slabs(void)
 {
 	struct slabinfo *s1,*s2;
 
@@ -1005,7 +1005,7 @@ void sort_slabs(void)
 	}
 }
 
-void sort_aliases(void)
+static void sort_aliases(void)
 {
 	struct aliasinfo *a1,*a2;
 
@@ -1030,7 +1030,7 @@ void sort_aliases(void)
 	}
 }
 
-void link_slabs(void)
+static void link_slabs(void)
 {
 	struct aliasinfo *a;
 	struct slabinfo *s;
@@ -1048,7 +1048,7 @@ void link_slabs(void)
 	}
 }
 
-void alias(void)
+static void alias(void)
 {
 	struct aliasinfo *a;
 	char *active = NULL;
@@ -1079,7 +1079,7 @@ void alias(void)
 }
 
 
-void rename_slabs(void)
+static void rename_slabs(void)
 {
 	struct slabinfo *s;
 	struct aliasinfo *a;
@@ -1102,12 +1102,12 @@ void rename_slabs(void)
 	}
 }
 
-int slab_mismatch(char *slab)
+static int slab_mismatch(char *slab)
 {
 	return regexec(&pattern, slab, 0, NULL, 0);
 }
 
-void read_slab_dir(void)
+static void read_slab_dir(void)
 {
 	DIR *dir;
 	struct dirent *de;
@@ -1209,7 +1209,7 @@ void read_slab_dir(void)
 		fatal("Too many aliases\n");
 }
 
-void output_slabs(void)
+static void output_slabs(void)
 {
 	struct slabinfo *slab;
 
diff --git a/Documentation/w1/masters/ds2482 b/Documentation/w1/masters/ds2482
index 9210d6fa5024..299b91c7609f 100644
--- a/Documentation/w1/masters/ds2482
+++ b/Documentation/w1/masters/ds2482
@@ -24,8 +24,8 @@ General Remarks
 
 Valid addresses are 0x18, 0x19, 0x1a, and 0x1b.
 However, the device cannot be detected without writing to the i2c bus, so no
-detection is done.
-You should force the device address.
+detection is done. You should instantiate the device explicitly.
 
-$ modprobe ds2482 force=0,0x18
+$ modprobe ds2482
+$ echo ds2482 0x18 > /sys/bus/i2c/devices/i2c-0/new_device
 
diff --git a/Documentation/watchdog/src/watchdog-test.c b/Documentation/watchdog/src/watchdog-test.c
index 65f6c19cb865..a750532ffcf8 100644
--- a/Documentation/watchdog/src/watchdog-test.c
+++ b/Documentation/watchdog/src/watchdog-test.c
@@ -18,7 +18,7 @@ int fd;
  * the PC Watchdog card to reset its internal timer so it doesn't trigger
  * a computer reset.
  */
-void keep_alive(void)
+static void keep_alive(void)
 {
     int dummy;
 
diff --git a/Documentation/x86/earlyprintk.txt b/Documentation/x86/earlyprintk.txt
index 607b1a016064..f19802c0f485 100644
--- a/Documentation/x86/earlyprintk.txt
+++ b/Documentation/x86/earlyprintk.txt
@@ -7,7 +7,7 @@ and two USB cables, connected like this:
 
   [host/target] <-------> [USB debug key] <-------> [client/console]
 
-1. There are three specific hardware requirements:
+1. There are a number of specific hardware requirements:
 
  a.) Host/target system needs to have USB debug port capability.
 
@@ -42,7 +42,35 @@ and two USB cables, connected like this:
      This is a small blue plastic connector with two USB connections,
      it draws power from its USB connections.
 
- c.) Thirdly, you need a second client/console system with a regular USB port.
+ c.) You need a second client/console system with a high speed USB 2.0
+     port.
+
+ d.) The Netchip device must be plugged directly into the physical
+     debug port on the "host/target" system.  You cannot use a USB hub in
+     between the physical debug port and the "host/target" system.
+
+     The EHCI debug controller is bound to a specific physical USB
+     port and the Netchip device will only work as an early printk
+     device in this port.  The EHCI host controllers are electrically
+     wired such that the EHCI debug controller is hooked up to the
+     first physical and there is no way to change this via software.
+     You can find the physical port through experimentation by trying
+     each physical port on the system and rebooting.  Or you can try
+     and use lsusb or look at the kernel info messages emitted by the
+     usb stack when you plug a usb device into various ports on the
+     "host/target" system.
+
+     Some hardware vendors do not expose the usb debug port with a
+     physical connector and if you find such a device send a complaint
+     to the hardware vendor, because there is no reason not to wire
+     this port into one of the physically accessible ports.
+
+ e.) It is also important to note, that many versions of the Netchip
+     device require the "client/console" system to be plugged into the
+     right and side of the device (with the product logo facing up and
+     readable left to right).  The reason being is that the 5 volt
+     power supply is taken from only one side of the device and it
+     must be the side that does not get rebooted.
 
 2. Software requirements:
 
@@ -56,6 +84,13 @@ and two USB cables, connected like this:
     (If you are using Grub, append it to the 'kernel' line in
      /etc/grub.conf)
 
+    On systems with more than one EHCI debug controller you must
+    specify the correct EHCI debug controller number.  The ordering
+    comes from the PCI bus enumeration of the EHCI controllers.  The
+    default with no number argument is "0" the first EHCI debug
+    controller.  To use the second EHCI debug controller, you would
+    use the command line: "earlyprintk=dbgp1"
+
     NOTE: normally earlyprintk console gets turned off once the
     regular console is alive - use "earlyprintk=dbgp,keep" to keep
     this channel open beyond early bootup. This can be useful for
diff --git a/MAINTAINERS b/MAINTAINERS
index 43761a00e3f1..16129e67678a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -65,43 +65,51 @@ trivial patch so apply some common sense.
 
 8.	Happy hacking.
 
-		-----------------------------------
-
-Maintainers List (try to look for most precise areas first)
+Descriptions of section entries:
+
+	P: Person (obsolete)
+	M: Mail patches to: FullName <address@domain>
+	L: Mailing list that is relevant to this area
+	W: Web-page with status/info
+	T: SCM tree type and location.  Type is one of: git, hg, quilt, stgit.
+	S: Status, one of the following:
+	   Supported:	Someone is actually paid to look after this.
+	   Maintained:	Someone actually looks after it.
+	   Odd Fixes:	It has a maintainer but they don't have time to do
+			much other than throw the odd patch in. See below..
+	   Orphan:	No current maintainer [but maybe you could take the
+			role as you write your new code].
+	   Obsolete:	Old code. Something tagged obsolete generally means
+			it has been replaced by a better system and you
+			should be using that.
+	F: Files and directories with wildcard patterns.
+	   A trailing slash includes all files and subdirectory files.
+	   F:	drivers/net/	all files in and below drivers/net
+	   F:	drivers/net/*	all files in drivers/net, but not below
+	   F:	*/net/*		all files in "any top level directory"/net
+	   One pattern per line.  Multiple F: lines acceptable.
+	X: Files and directories that are NOT maintained, same rules as F:
+	   Files exclusions are tested before file matches.
+	   Can be useful for excluding a specific subdirectory, for instance:
+	   F:	net/
+	   X:	net/ipv6/
+	   matches all files in and below net excluding net/ipv6/
+	K: Keyword perl extended regex pattern to match content in a
+	   patch or file.  For instance:
+	   K: of_get_profile
+	      matches patches or files that contain "of_get_profile"
+	   K: \b(printk|pr_(info|err))\b
+	      matches patches or files that contain one or more of the words
+	      printk, pr_info or pr_err
+	   One regex pattern per line.  Multiple K: lines acceptable.
 
 Note: For the hard of thinking, this list is meant to remain in alphabetical
 order. If you could add yourselves to it in alphabetical order that would be
 so much easier [Ed]
 
-P: Person (obsolete)
-M: Mail patches to: FullName <address@domain>
-L: Mailing list that is relevant to this area
-W: Web-page with status/info
-T: SCM tree type and location.  Type is one of: git, hg, quilt, stgit.
-S: Status, one of the following:
-
-	Supported:	Someone is actually paid to look after this.
-	Maintained:	Someone actually looks after it.
-	Odd Fixes:	It has a maintainer but they don't have time to do
-			much other than throw the odd patch in. See below..
-	Orphan:		No current maintainer [but maybe you could take the
-			role as you write your new code].
-	Obsolete:	Old code. Something tagged obsolete generally means
-			it has been replaced by a better system and you
-			should be using that.
+Maintainers List (try to look for most precise areas first)
 
-F: Files and directories with wildcard patterns.
-   A trailing slash includes all files and subdirectory files.
-	F:	drivers/net/	all files in and below drivers/net
-	F:	drivers/net/*	all files in drivers/net, but not below
-	F:	*/net/*		all files in "any top level directory"/net
-   One pattern per line.  Multiple F: lines acceptable.
-X: Files and directories that are NOT maintained, same rules as F:
-   Files exclusions are tested before file matches.
-   Can be useful for excluding a specific subdirectory, for instance:
-	F:	net/
-	X:	net/ipv6/
-   matches all files in and below net excluding net/ipv6/
+		-----------------------------------
 
 3C505 NETWORK DRIVER
 M:	Philip Blundell <philb@gnu.org>
@@ -174,7 +182,7 @@ M:	Ron Minnich <rminnich@sandia.gov>
 M:	Latchesar Ionkov <lucho@ionkov.net>
 L:	v9fs-developer@lists.sourceforge.net
 W:	http://swik.net/v9fs
-T:	git git://git.kernel.org/pub/scm/linux/kernel/ericvh/v9fs.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ericvh/v9fs.git
 S:	Maintained
 F:	Documentation/filesystems/9p.txt
 F:	fs/9p/
@@ -233,6 +241,7 @@ S:	Supported
 F:	drivers/acpi/
 F:	drivers/pnp/pnpacpi/
 F:	include/linux/acpi.h
+F:	include/acpi/
 
 ACPI BATTERY DRIVERS
 M:	Alexey Starikovskiy <astarikovskiy@suse.de>
@@ -256,11 +265,12 @@ W:	http://www.lesswatts.org/projects/acpi/
 S:	Supported
 F:	drivers/acpi/fan.c
 
-ACPI PCI HOTPLUG DRIVER
-M:	Kristen Carlson Accardi <kristen.c.accardi@intel.com>
-L:	linux-pci@vger.kernel.org
+ACPI PROCESSOR AGGREGATOR DRIVER
+M:	Shaohua Li <shaohua.li@intel.com>
+L:	linux-acpi@vger.kernel.org
+W:	http://www.lesswatts.org/projects/acpi/
 S:	Supported
-F:	drivers/pci/hotplug/acpi*
+F:	drivers/acpi/acpi_pad.c
 
 ACPI THERMAL DRIVER
 M:	Zhang Rui <rui.zhang@intel.com>
@@ -497,47 +507,69 @@ F:	arch/arm/include/asm/floppy.h
 
 ARM PORT
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/
 
+ARM PRIMECELL AACI PL041 DRIVER
+M:	Russell King <linux@arm.linux.org.uk>
+S:	Maintained
+F:	sound/arm/aaci.*
+
+ARM PRIMECELL CLCD PL110 DRIVER
+M:	Russell King <linux@arm.linux.org.uk>
+S:	Maintained
+F:	drivers/video/amba-clcd.*
+
+ARM PRIMECELL KMI PL050 DRIVER
+M:	Russell King <linux@arm.linux.org.uk>
+S:	Maintained
+F:	drivers/input/serio/ambakmi.*
+F:	include/linux/amba/kmi.h
+
 ARM PRIMECELL MMCI PL180/1 DRIVER
 S:	Orphan
 F:	drivers/mmc/host/mmci.*
 
+ARM PRIMECELL BUS SUPPORT
+M:	Russell King <linux@arm.linux.org.uk>
+S:	Maintained
+F:	drivers/amba/
+F:	include/linux/amba/bus.h
+
 ARM/ADI ROADRUNNER MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mach-ixp23xx/
 F:	arch/arm/mach-ixp23xx/include/mach/
 
 ARM/ADS SPHERE MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/AFEB9260 MACHINE SUPPORT
 M:	Sergey Lapin <slapin@ossfans.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/AJECO 1ARM MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/ATMEL AT91RM9200 ARM ARCHITECTURE
 M:	Andrew Victor <linux@maxim.org.za>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://maxim.org.za/at91_26.html
 S:	Maintained
 
 ARM/BCMRING ARM ARCHITECTURE
 M:	Leo Chen <leochen@broadcom.com>
 M:	Scott Branden <sbranden@broadcom.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mach-bcmring
 
@@ -554,26 +586,31 @@ F:	drivers/mtd/nand/nand_bcm_umi.h
 ARM/CIRRUS LOGIC EP93XX ARM ARCHITECTURE
 M:	Hartley Sweeten <hsweeten@visionengravers.com>
 M:	Ryan Mallon <ryan@bluewatersys.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mach-ep93xx/
 F:	arch/arm/mach-ep93xx/include/mach/
 
 ARM/CIRRUS LOGIC EDB9315A MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/CLKDEV SUPPORT
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 F:	arch/arm/common/clkdev.c
 F:	arch/arm/include/asm/clkdev.h
 
 ARM/COMPULAB CM-X270/EM-X270 and CM-X300 MACHINE SUPPORT
 M:	Mike Rapoport <mike@compulab.co.il>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+
+ARM/CONTEC MICRO9 MACHINE SUPPORT
+M:	Hubert Feurstein <hubert.feurstein@contec.at>
 S:	Maintained
+F:	arch/arm/mach-ep93xx/micro9.c
 
 ARM/CORGI MACHINE SUPPORT
 M:	Richard Purdie <rpurdie@rpsys.net>
@@ -581,14 +618,14 @@ S:	Maintained
 
 ARM/CORTINA SYSTEMS GEMINI ARM ARCHITECTURE
 M:	Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://gitorious.org/linux-gemini/mainline.git
 S:	Maintained
 F:	arch/arm/mach-gemini/
 
 ARM/EBSA110 MACHINE SUPPORT
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/mach-ebsa110/
@@ -606,13 +643,13 @@ F:	arch/arm/mach-pxa/ezx.c
 
 ARM/FARADAY FA526 PORT
 M:	Paulius Zaleckas <paulius.zaleckas@teltonika.lt>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mm/*-fa*
 
 ARM/FOOTBRIDGE ARCHITECTURE
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/include/asm/hardware/dec21285.h
@@ -620,17 +657,17 @@ F:	arch/arm/mach-footbridge/
 
 ARM/FREESCALE IMX / MXC ARM ARCHITECTURE
 M:	Sascha Hauer <kernel@pengutronix.de>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/GLOMATION GESBC9312SX MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/GUMSTIX MACHINE SUPPORT
 M:	Steve Sakoman <sakoman@gmail.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/H4700 (HP IPAQ HX4700) MACHINE SUPPORT
@@ -650,55 +687,62 @@ F:	arch/arm/mach-sa1100/include/mach/jornada720.h
 ARM/INTEL IOP32X ARM ARCHITECTURE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 M:	Dan Williams <dan.j.williams@intel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
-S:	Supported
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
 
 ARM/INTEL IOP33X ARM ARCHITECTURE
 M:	Dan Williams <dan.j.williams@intel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
-S:	Supported
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
 
 ARM/INTEL IOP13XX ARM ARCHITECTURE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 M:	Dan Williams <dan.j.williams@intel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
-S:	Supported
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
 
 ARM/INTEL IQ81342EX MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 M:	Dan Williams <dan.j.williams@intel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
-S:	Supported
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
 
 ARM/INTEL IXP2000 ARM ARCHITECTURE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/INTEL IXDP2850 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/INTEL IXP23XX ARM ARCHITECTURE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
+ARM/INTEL IXP4XX ARM ARCHITECTURE
+M:	Imre Kaloz <kaloz@openwrt.org>
+M:	Krzysztof Halasa <khc@pm.waw.pl>
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
+F:	arch/arm/mach-ixp4xx/
+
 ARM/INTEL XSC3 (MANZANO) ARM CORE
 M:	Lennert Buytenhek <kernel@wantstofly.org>
 M:	Dan Williams <dan.j.williams@intel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
-S:	Supported
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
+S:	Maintained
 
 ARM/IP FABRICS DOUBLE ESPRESSO MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/LOGICPD PXA270 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/MAGICIAN MACHINE SUPPORT
@@ -708,7 +752,7 @@ S:	Maintained
 ARM/Marvell Loki/Kirkwood/MV78xx0/Orion SOC support
 M:	Lennert Buytenhek <buytenh@marvell.com>
 M:	Nicolas Pitre <nico@marvell.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://git.marvell.com/orion
 S:	Maintained
 F:	arch/arm/mach-loki/
@@ -719,7 +763,7 @@ F:	arch/arm/plat-orion/
 
 ARM/MIOA701 MACHINE SUPPORT
 M:	Robert Jarzmik <robert.jarzmik@free.fr>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 F:	arch/arm/mach-pxa/mioa701.c
 S:	Maintained
 
@@ -738,20 +782,37 @@ M:	Dmitry Eremin-Solenikov <dbaryshkov@gmail.com>
 M:	Dirk Opfer <dirk@opfer-online.de>
 S:	Maintained
 
-ARM/PALMTX,PALMT5,PALMLD,PALMTE2 SUPPORT
+ARM/PALMTX,PALMT5,PALMLD,PALMTE2,PALMTC SUPPORT
 M:	Marek Vasut <marek.vasut@gmail.com>
+L:	linux-arm-kernel@lists.infradead.org
 W:	http://hackndev.com
 S:	Maintained
+F:	arch/arm/mach-pxa/include/mach/palmtx.h
+F:	arch/arm/mach-pxa/palmtx.c
+F:	arch/arm/mach-pxa/include/mach/palmt5.h
+F:	arch/arm/mach-pxa/palmt5.c
+F:	arch/arm/mach-pxa/include/mach/palmld.h
+F:	arch/arm/mach-pxa/palmld.c
+F:	arch/arm/mach-pxa/include/mach/palmte2.h
+F:	arch/arm/mach-pxa/palmte2.c
+F:	arch/arm/mach-pxa/include/mach/palmtc.h
+F:	arch/arm/mach-pxa/palmtc.c
 
 ARM/PALM TREO 680 SUPPORT
 M:	Tomas Cech <sleep_walker@suse.cz>
+L:	linux-arm-kernel@lists.infradead.org
 W:	http://hackndev.com
 S:	Maintained
+F:	arch/arm/mach-pxa/include/mach/treo680.h
+F:	arch/arm/mach-pxa/treo680.c
 
 ARM/PALMZ72 SUPPORT
 M:	Sergey Lapin <slapin@ossfans.org>
+L:	linux-arm-kernel@lists.infradead.org
 W:	http://hackndev.com
 S:	Maintained
+F:	arch/arm/mach-pxa/include/mach/palmz72.h
+F:	arch/arm/mach-pxa/palmz72.c
 
 ARM/PLEB SUPPORT
 M:	Peter Chubb <pleb@gelato.unsw.edu.au>
@@ -760,18 +821,18 @@ S:	Maintained
 
 ARM/PT DIGITAL BOARD PORT
 M:	Stefan Eletzhofer <stefan.eletzhofer@eletztrick.de>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 
 ARM/RADISYS ENP2611 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/RISCPC ARCHITECTURE
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/common/time-acorn.c
@@ -790,7 +851,7 @@ S:	Maintained
 
 ARM/SAMSUNG ARM ARCHITECTURES
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/plat-s3c/
@@ -798,65 +859,65 @@ F:	arch/arm/plat-s3c24xx/
 
 ARM/S3C2410 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c2410/
 
 ARM/S3C2440 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c2440/
 
 ARM/S3C2442 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c2442/
 
 ARM/S3C2443 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c2443/
 
 ARM/S3C6400 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c6400/
 
 ARM/S3C6410 ARM ARCHITECTURE
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.fluff.org/ben/linux/
 S:	Maintained
 F:	arch/arm/mach-s3c6410/
 
 ARM/TECHNOLOGIC SYSTEMS TS7250 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/THECUS N2100 MACHINE SUPPORT
 M:	Lennert Buytenhek <kernel@wantstofly.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 
 ARM/NUVOTON W90X900 ARM ARCHITECTURE
 M:	Wan ZongShun <mcuos.com@gmail.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.mcuos.com
 S:	Maintained
 
 ARM/VFP SUPPORT
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	arch/arm/vfp/
@@ -867,7 +928,6 @@ M:	Karol Kozimor <sziwan@users.sourceforge.net>
 L:	acpi4asus-user@lists.sourceforge.net
 W:	http://acpi4asus.sf.net
 S:	Maintained
-F:	arch/x86/kernel/acpi/boot.c
 F:	drivers/platform/x86/asus_acpi.c
 
 ASUS ASB100 HARDWARE MONITOR DRIVER
@@ -894,6 +954,13 @@ F:	drivers/dma/
 F:	include/linux/dmaengine.h
 F:	include/linux/async_tx.h
 
+AT24 EEPROM DRIVER
+M:	Wolfram Sang <w.sang@pengutronix.de>
+L:	linux-i2c@vger.kernel.org
+S:	Maintained
+F:	drivers/misc/eeprom/at24.c
+F:	include/linux/i2c/at24.h
+
 ATA OVER ETHERNET (AOE) DRIVER
 M:	"Ed L. Cashin" <ecashin@coraid.com>
 W:	http://www.coraid.com/support/linux
@@ -954,7 +1021,7 @@ F:	drivers/net/atlx/
 
 ATM
 M:	Chas Williams <chas@cmf.nrl.navy.mil>
-L:	linux-atm-general@lists.sourceforge.net (subscribers-only)
+L:	linux-atm-general@lists.sourceforge.net (moderated for non-subscribers)
 L:	netdev@vger.kernel.org
 W:	http://linux-atm.sourceforge.net
 S:	Maintained
@@ -963,7 +1030,7 @@ F:	include/linux/atm*
 
 ATMEL AT91 MCI DRIVER
 M:	Nicolas Ferre <nicolas.ferre@atmel.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.atmel.com/products/AT91/
 W:	http://www.at91.com/
 S:	Maintained
@@ -982,7 +1049,7 @@ F:	drivers/serial/atmel_serial.c
 
 ATMEL LCDFB DRIVER
 M:	Nicolas Ferre <nicolas.ferre@atmel.com>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/atmel_lcdfb.c
 F:	include/video/atmel_lcdc.h
@@ -1198,6 +1265,12 @@ L:	netdev@vger.kernel.org
 S:	Supported
 F:	drivers/net/tg3.*
 
+BROCADE BFA FC SCSI DRIVER
+M:	Jing Huang <huangj@brocade.com>
+L:	linux-scsi@vger.kernel.org
+S:	Supported
+F:	drivers/scsi/bfa/
+
 BSG (block layer generic sg v4 driver)
 M:	FUJITA Tomonori <fujita.tomonori@lab.ntt.co.jp>
 L:	linux-scsi@vger.kernel.org
@@ -1435,6 +1508,7 @@ F:	mm/*cgroup*
 
 CORETEMP HARDWARE MONITORING DRIVER
 M:	Rudolf Marek <r.marek@assembler.cz>
+M:	Huaxu Wan <huaxu.wan@intel.com>
 L:	lm-sensors@lm-sensors.org
 S:	Maintained
 F:	Documentation/hwmon/coretemp
@@ -1541,7 +1615,7 @@ F:	drivers/infiniband/hw/cxgb3/
 
 CYBERPRO FB DRIVER
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 W:	http://www.arm.linux.org.uk/
 S:	Maintained
 F:	drivers/video/cyber2000fb.*
@@ -2025,7 +2099,7 @@ S:	Maintained
 F:	fs/*
 
 FINTEK F75375S HARDWARE MONITOR AND FAN CONTROLLER DRIVER
-M:	Riku Voipio <riku.vipio@iki.fi>
+M:	Riku Voipio <riku.voipio@iki.fi>
 L:	lm-sensors@lm-sensors.org
 S:	Maintained
 F:	drivers/hwmon/f75375s.c
@@ -2061,7 +2135,7 @@ F:	drivers/net/wan/dlci.c
 F:	drivers/net/wan/sdla.c
 
 FRAMEBUFFER LAYER
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 W:	http://linux-fbdev.sourceforge.net/
 S:	Orphan
 F:	Documentation/fb/
@@ -2084,8 +2158,8 @@ F:	drivers/i2c/busses/i2c-cpm.c
 
 FREESCALE IMX / MXC FRAMEBUFFER DRIVER
 M:	Sascha Hauer <kernel@pengutronix.de>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-fbdev@vger.kernel.org
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/plat-mxc/include/mach/imxfb.h
 F:	drivers/video/imxfb.c
@@ -2106,12 +2180,12 @@ S:	Supported
 F:	arch/powerpc/sysdev/qe_lib/
 F:	arch/powerpc/include/asm/*qe.h
 
-FREESCALE HIGHSPEED USB DEVICE DRIVER
+FREESCALE USB PERIPHERAL DRIVERS
 M:	Li Yang <leoli@freescale.com>
 L:	linux-usb@vger.kernel.org
 L:	linuxppc-dev@ozlabs.org
 S:	Maintained
-F:	drivers/usb/gadget/fsl_usb2_udc.c
+F:	drivers/usb/gadget/fsl*
 
 FREESCALE QUICC ENGINE UCC ETHERNET DRIVER
 M:	Li Yang <leoli@freescale.com>
@@ -2157,18 +2231,6 @@ F:	Documentation/filesystems/caching/
 F:	fs/fscache/
 F:	include/linux/fscache*.h
 
-TRACING
-M:	Steven Rostedt <rostedt@goodmis.org>
-M:	Frederic Weisbecker <fweisbec@gmail.com>
-M:	Ingo Molnar <mingo@redhat.com>
-T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git tracing/core
-S:	Maintained
-F:	Documentation/trace/ftrace.txt
-F:	arch/*/*/*/ftrace.h
-F:	arch/*/kernel/ftrace.c
-F:	include/*/ftrace.h include/trace/ include/linux/trace*.h
-F:	kernel/trace/
-
 FUJITSU FR-V (FRV) PORT
 M:	David Howells <dhowells@redhat.com>
 S:	Maintained
@@ -2227,9 +2289,8 @@ S:	Maintained
 F:	include/asm-generic
 
 GENERIC UIO DRIVER FOR PCI DEVICES
-M:	Michael S. Tsirkin <mst@redhat.com>
+M:	"Michael S. Tsirkin" <mst@redhat.com>
 L:	kvm@vger.kernel.org
-L:	linux-kernel@vger.kernel.org
 S:	Supported
 F:	drivers/uio/uio_pci_generic.c
 
@@ -2273,6 +2334,13 @@ T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
 S:	Maintained
 F:	drivers/media/video/gspca/finepix.c
 
+GSPCA GL860 SUBDRIVER
+M:	Olivier Lorin <o.lorin@laposte.net>
+L:	linux-media@vger.kernel.org
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-2.6.git
+S:	Maintained
+F:	drivers/media/video/gspca/gl860/
+
 GSPCA M5602 SUBDRIVER
 M:	Erik Andren <erik.andren@gmail.com>
 L:	linux-media@vger.kernel.org
@@ -2316,7 +2384,9 @@ S:	Orphan
 F:	drivers/hwmon/
 
 HARDWARE RANDOM NUMBER GENERATOR CORE
-S:	Orphan
+M:	Matt Mackall <mpm@selenic.com>
+M:	Herbert Xu <herbert@gondor.apana.org.au>
+S:	Odd fixes
 F:	Documentation/hw_random.txt
 F:	drivers/char/hw_random/
 F:	include/linux/hw_random.h
@@ -2492,8 +2562,7 @@ S:	Maintained
 F:	Documentation/i2c/
 F:	drivers/i2c/
 F:	include/linux/i2c.h
-F:	include/linux/i2c-dev.h
-F:	include/linux/i2c-id.h
+F:	include/linux/i2c-*.h
 
 I2C-TINY-USB DRIVER
 M:	Till Harbaum <till@harbaum.org>
@@ -2568,6 +2637,7 @@ L:	linux1394-devel@lists.sourceforge.net
 W:	http://www.linux1394.org/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ieee1394/linux1394-2.6.git
 S:	Maintained
+F:	Documentation/debugging-via-ohci1394.txt
 F:	drivers/ieee1394/
 
 IEEE 1394 RAW I/O DRIVER
@@ -2593,7 +2663,7 @@ S:	Supported
 F:	security/integrity/ima/
 
 IMS TWINTURBO FRAMEBUFFER DRIVER
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Orphan
 F:	drivers/video/imsttfb.c
 
@@ -2628,14 +2698,14 @@ F:	drivers/input/
 
 INTEL FRAMEBUFFER DRIVER (excluding 810 and 815)
 M:	Sylvain Meyer <sylvain.meyer@worldonline.fr>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	Documentation/fb/intelfb.txt
 F:	drivers/video/intelfb/
 
 INTEL 810/815 FRAMEBUFFER DRIVER
 M:	Antonino Daplas <adaplas@gmail.com>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/i810/
 
@@ -2667,7 +2737,7 @@ F:	include/linux/intel-iommu.h
 
 INTEL IOP-ADMA DMA DRIVER
 M:	Dan Williams <dan.j.williams@intel.com>
-S:	Supported
+S:	Maintained
 F:	drivers/dma/iop-adma.c
 
 INTEL IXP4XX QMGR, NPE, ETHERNET and HSS SUPPORT
@@ -2781,7 +2851,7 @@ F:	drivers/infiniband/hw/ipath/
 
 IPMI SUBSYSTEM
 M:	Corey Minyard <minyard@acm.org>
-L:	openipmi-developer@lists.sourceforge.net
+L:	openipmi-developer@lists.sourceforge.net (moderated for non-subscribers)
 W:	http://openipmi.sourceforge.net/
 S:	Supported
 F:	Documentation/IPMI.txt
@@ -2803,6 +2873,8 @@ L:	netdev@vger.kernel.org
 L:	lvs-devel@vger.kernel.org
 S:	Maintained
 F:	Documentation/networking/ipvs-sysctl.txt
+F:	include/net/ip_vs.h
+F:	include/linux/ip_vs.h
 F:	net/netfilter/ipvs/
 
 IPWIRELESS DRIVER
@@ -2954,8 +3026,8 @@ F:	scripts/Makefile.*
 
 KERNEL JANITORS
 L:	kernel-janitors@vger.kernel.org
-W:	http://www.kerneljanitors.org/
-S:	Odd fixes
+W:	http://janitor.kernelnewbies.org/
+S:	Odd Fixes
 
 KERNEL NFSD, SUNRPC, AND LOCKD SERVERS
 M:	"J. Bruce Fields" <bfields@fieldses.org>
@@ -3040,9 +3112,13 @@ F:	kernel/kgdb.c
 
 KMEMCHECK
 M:	Vegard Nossum <vegardno@ifi.uio.no>
-P	Pekka Enberg
-M:	penberg@cs.helsinki.fi
+M:	Pekka Enberg <penberg@cs.helsinki.fi>
 S:	Maintained
+F:	Documentation/kmemcheck.txt
+F:	arch/x86/include/asm/kmemcheck.h
+F:	arch/x86/mm/kmemcheck/
+F:	include/linux/kmemcheck.h
+F:	mm/kmemcheck.c
 
 KMEMLEAK
 M:	Catalin Marinas <catalin.marinas@arm.com>
@@ -3343,7 +3419,7 @@ S:	Supported
 
 MATROX FRAMEBUFFER DRIVER
 M:	Petr Vandrovec <vandrove@vc.cvut.cz>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/matrox/matroxfb_*
 F:	include/linux/matroxfb.h
@@ -3449,7 +3525,7 @@ F:	include/linux/meye.h
 
 MOTOROLA IMX MMC/SD HOST CONTROLLER INTERFACE DRIVER
 M:	Pavel Pisa <ppisa@pikron.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	drivers/mmc/host/imxmmc.*
 
@@ -3524,7 +3600,6 @@ F:	drivers/net/natsemi.c
 
 NCP FILESYSTEM
 M:	Petr Vandrovec <vandrove@vc.cvut.cz>
-L:	linware@sh.cvut.cz
 S:	Maintained
 F:	fs/ncpfs/
 
@@ -3573,7 +3648,7 @@ L:	netfilter@vger.kernel.org
 L:	coreteam@netfilter.org
 W:	http://www.netfilter.org/
 W:	http://www.iptables.org/
-T:	git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kaber/nf-2.6.git
 S:	Supported
 F:	include/linux/netfilter*
 F:	include/linux/netfilter/
@@ -3607,11 +3682,20 @@ F:	Documentation/blockdev/nbd.txt
 F:	drivers/block/nbd.c
 F:	include/linux/nbd.h
 
+NETWORK DROP MONITOR
+M:	Neil Horman <nhorman@tuxdriver.com>
+L:	netdev@vger.kernel.org
+S:	Maintained
+W:	https://fedorahosted.org/dropwatch/
+F:	net/core/drop_monitor.c
+
 NETWORKING [GENERAL]
 M:	"David S. Miller" <davem@davemloft.net>
 L:	netdev@vger.kernel.org
 W:	http://www.linuxfoundation.org/en/Net
+W:	http://patchwork.ozlabs.org/project/netdev/list/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-next-2.6.git
 S:	Maintained
 F:	net/
 F:	include/net/
@@ -3722,19 +3806,19 @@ F:	fs/ntfs/
 
 NVIDIA (rivafb and nvidiafb) FRAMEBUFFER DRIVER
 M:	Antonino Daplas <adaplas@gmail.com>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/riva/
 F:	drivers/video/nvidia/
 
 OMAP SUPPORT
-M:	"Tony Lindgren <tony@atomide.com>" <tony@atomide.com>
+M:	Tony Lindgren <tony@atomide.com>
 L:	linux-omap@vger.kernel.org
 W:	http://www.muru.com/linux/omap/
 W:	http://linux.omap.com/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap-2.6.git
 S:	Maintained
-F:	arch/arm/*omap*
+F:	arch/arm/*omap*/
 
 OMAP CLOCK FRAMEWORK SUPPORT
 M:	Paul Walmsley <paul@pwsan.com>
@@ -3757,7 +3841,7 @@ F:	sound/soc/omap/
 
 OMAP FRAMEBUFFER SUPPORT
 M:	Imre Deak <imre.deak@nokia.com>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 L:	linux-omap@vger.kernel.org
 S:	Maintained
 F:	drivers/video/omap/
@@ -3766,7 +3850,13 @@ OMAP MMC SUPPORT
 M:	Jarkko Lavinen <jarkko.lavinen@nokia.com>
 L:	linux-omap@vger.kernel.org
 S:	Maintained
-F:	drivers/mmc/host/*omap*
+F:	drivers/mmc/host/omap.c
+
+OMAP HS MMC SUPPORT
+M:	Madhusudhan Chikkature <madhu.cr@ti.com>
+L:	linux-omap@vger.kernel.org
+S:	Maintained
+F:	drivers/mmc/host/omap_hsmmc.c
 
 OMAP RANDOM NUMBER GENERATOR SUPPORT
 M:	Deepak Saxena <dsaxena@plexity.net>
@@ -3827,6 +3917,15 @@ S:	Maintained
 F:	Documentation/i2c/busses/i2c-ocores
 F:	drivers/i2c/busses/i2c-ocores.c
 
+OPEN FIRMWARE AND FLATTENED DEVICE TREE
+M:	Grant Likely <grant.likely@secretlab.ca>
+L:	devicetree-discuss@lists.ozlabs.org
+W:	http://fdt.secretlab.ca
+S:	Maintained
+F:	drivers/of
+F:	include/linux/of*.h
+K:	of_get_property
+
 OPROFILE
 M:	Robert Richter <robert.richter@amd.com>
 L:	oprofile-list@lists.sf.net
@@ -3931,6 +4030,7 @@ F:	drivers/block/paride/
 PARISC ARCHITECTURE
 M:	Kyle McMartin <kyle@mcmartin.ca>
 M:	Helge Deller <deller@gmx.de>
+M:	"James E.J. Bottomley" <jejb@parisc-linux.org>
 L:	linux-parisc@vger.kernel.org
 W:	http://www.parisc-linux.org/
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/kyle/parisc-2.6.git
@@ -3956,6 +4056,15 @@ S:	Maintained
 F:	drivers/leds/leds-pca9532.c
 F:	include/linux/leds-pca9532.h
 
+PCA9564/PCA9665 I2C BUS DRIVER
+M:	Wolfram Sang <w.sang@pengutronix.de>
+L:	linux-i2c@vger.kernel.org
+S:	Maintained
+F:	drivers/i2c/algos/i2c-algo-pca.c
+F:	drivers/i2c/busses/i2c-pca-*
+F:	include/linux/i2c-algo-pca.h
+F:	include/linux/i2c-pca-platform.h
+
 PCI ERROR RECOVERY
 M:	Linas Vepstas <linas@austin.ibm.com>
 L:	linux-pci@vger.kernel.org
@@ -3972,11 +4081,11 @@ F:	Documentation/PCI/
 F:	drivers/pci/
 F:	include/linux/pci*
 
-PCIE HOTPLUG DRIVER
-M:	Kristen Carlson Accardi <kristen.c.accardi@intel.com>
+PCI HOTPLUG
+M:	Jesse Barnes <jbarnes@virtuousgeek.org>
 L:	linux-pci@vger.kernel.org
 S:	Supported
-F:	drivers/pci/pcie/
+F:	drivers/pci/hotplug
 
 PCMCIA SUBSYSTEM
 P:	Linux PCMCIA Team
@@ -4000,11 +4109,18 @@ S:	Maintained
 F:	include/linux/delayacct.h
 F:	kernel/delayacct.c
 
-PERFORMANCE COUNTER SUBSYSTEM
+PERFORMANCE EVENTS SUBSYSTEM
 M:	Peter Zijlstra <a.p.zijlstra@chello.nl>
 M:	Paul Mackerras <paulus@samba.org>
 M:	Ingo Molnar <mingo@elte.hu>
 S:	Supported
+F:	kernel/perf_event.c
+F:	include/linux/perf_event.h
+F:	arch/*/*/kernel/perf_event.c
+F:	arch/*/include/asm/perf_event.h
+F:	arch/*/lib/perf_event.c
+F:	arch/*/kernel/perf_callchain.c
+F:	tools/perf/
 
 PERSONALITY HANDLING
 M:	Christoph Hellwig <hch@infradead.org>
@@ -4025,8 +4141,7 @@ F:	drivers/block/pktcdvd.c
 F:	include/linux/pktcdvd.h
 
 PMC SIERRA MaxRAID DRIVER
-P:	Anil Ravindranath
-M:	anil_ravindranath@pmc-sierra.com
+M:	Anil Ravindranath <anil_ravindranath@pmc-sierra.com>
 L:	linux-scsi@vger.kernel.org
 W:	http://www.pmc-sierra.com/
 S:	Supported
@@ -4168,7 +4283,7 @@ F:	drivers/media/video/pvrusb2/
 PXA2xx/PXA3xx SUPPORT
 M:	Eric Miao <eric.y.miao@gmail.com>
 M:	Russell King <linux@arm.linux.org.uk>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	arch/arm/mach-pxa/
 F:	drivers/pcmcia/pxa2xx*
@@ -4181,13 +4296,13 @@ F:	sound/soc/pxa
 PXA168 SUPPORT
 M:	Eric Miao <eric.y.miao@gmail.com>
 M:	Jason Chagas <jason.chagas@marvell.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6.git
 S:	Maintained
 
 PXA910 SUPPORT
 M:	Eric Miao <eric.y.miao@gmail.com>
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ycmiao/pxa-linux-2.6.git
 S:	Maintained
 
@@ -4232,21 +4347,23 @@ F:	include/linux/qnxtypes.h
 
 RADEON FRAMEBUFFER DISPLAY DRIVER
 M:	Benjamin Herrenschmidt <benh@kernel.crashing.org>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/aty/radeon*
 F:	include/linux/radeonfb.h
 
 RAGE128 FRAMEBUFFER DISPLAY DRIVER
 M:	Paul Mackerras <paulus@samba.org>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/aty/aty128fb.c
 
 RALINK RT2X00 WIRELESS LAN DRIVER
 P:	rt2x00 project
+M:	Ivo van Doorn <IvDoorn@gmail.com>
+M:	Gertjan van Wingerde <gwingerde@gmail.com>
 L:	linux-wireless@vger.kernel.org
-L:	users@rt2x00.serialmonkey.com
+L:	users@rt2x00.serialmonkey.com (moderated for non-subscribers)
 W:	http://rt2x00.serialmonkey.com/
 S:	Maintained
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/ivd/rt2x00.git
@@ -4332,7 +4449,7 @@ RFKILL
 M:	Johannes Berg <johannes@sipsolutions.net>
 L:	linux-wireless@vger.kernel.org
 S:	Maintained
-F	Documentation/rfkill.txt
+F:	Documentation/rfkill.txt
 F:	net/rfkill/
 
 RISCOM8 DRIVER
@@ -4376,7 +4493,7 @@ F:	drivers/net/wireless/rtl818x/rtl8187*
 
 S3 SAVAGE FRAMEBUFFER DRIVER
 M:	Antonino Daplas <adaplas@gmail.com>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/savage/
 
@@ -4428,7 +4545,7 @@ F:	net/iucv/
 
 S3C24XX SD/MMC Driver
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	linux-arm-kernel@lists.arm.linux.org.uk (subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Supported
 F:	drivers/mmc/host/s3cmci.*
 
@@ -4455,12 +4572,11 @@ F:	kernel/sched*
 F:	include/linux/sched.h
 
 SCORE ARCHITECTURE
-P:	Chen Liqin
-M:	liqin.chen@sunplusct.com
-P:	Lennox Wu
-M:	lennox.wu@sunplusct.com
+M:	Chen Liqin <liqin.chen@sunplusct.com>
+M:	Lennox Wu <lennox.wu@gmail.com>
 W:	http://www.sunplusct.com
 S:	Supported
+F:	arch/score/
 
 SCSI CDROM DRIVER
 M:	Jens Axboe <axboe@kernel.dk>
@@ -4533,27 +4649,27 @@ S:	Maintained
 F:	drivers/mmc/host/sdricoh_cs.c
 
 SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) DRIVER
-M:	Pierre Ossman <pierre@ossman.eu>
-L:	sdhci-devel@lists.ossman.eu
-S:	Maintained
+S:	Orphan
+L:	linux-mmc@vger.kernel.org
+F:	drivers/mmc/host/sdhci.*
 
 SECURE DIGITAL HOST CONTROLLER INTERFACE, OPEN FIRMWARE BINDINGS (SDHCI-OF)
 M:	Anton Vorontsov <avorontsov@ru.mvista.com>
 L:	linuxppc-dev@ozlabs.org
-L:	sdhci-devel@lists.ossman.eu
+L:	linux-mmc@vger.kernel.org
 S:	Maintained
-F:	drivers/mmc/host/sdhci.*
+F:	drivers/mmc/host/sdhci-of.*
 
 SECURE DIGITAL HOST CONTROLLER INTERFACE (SDHCI) SAMSUNG DRIVER
 M:	Ben Dooks <ben-linux@fluff.org>
-L:	sdhci-devel@lists.ossman.eu
+L:	linux-mmc@vger.kernel.org
 S:	Maintained
 F:	drivers/mmc/host/sdhci-s3c.c
 
 SECURITY SUBSYSTEM
 M:	James Morris <jmorris@namei.org>
 L:	linux-security-module@vger.kernel.org (suggested Cc:)
-T:	git git://www.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6.git
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6.git
 W:	http://security.wiki.kernel.org/
 S:	Supported
 F:	security/
@@ -4588,6 +4704,13 @@ F:	drivers/ata/
 F:	include/linux/ata.h
 F:	include/linux/libata.h
 
+SERVER ENGINES 10Gbps iSCSI - BladeEngine 2 DRIVER
+M:	Jayamohan Kallickal <jayamohank@serverengines.com>
+L:	linux-scsi@vger.kernel.org
+W:	http://www.serverengines.com
+S:	Supported
+F:	drivers/scsi/be2iscsi/
+
 SERVER ENGINES 10Gbps NIC - BladeEngine 2 DRIVER
 M:	Sathya Perla <sathyap@serverengines.com>
 M:	Subbu Seetharaman <subbus@serverengines.com>
@@ -4632,7 +4755,7 @@ F:	drivers/misc/sgi-xp/
 SHARP LH SUPPORT (LH7952X & LH7A40X)
 M:	Marc Singer <elf@buici.com>
 W:	http://projects.buici.com/arm
-L:	linux-arm-kernel@lists.arm.linux.org.uk	(subscribers-only)
+L:	linux-arm-kernel@lists.infradead.org (moderated for non-subscribers)
 S:	Maintained
 F:	Documentation/arm/Sharp-LH/ADC-LH7-Touchscreen
 F:	arch/arm/mach-lh7a40x/
@@ -4640,11 +4763,15 @@ F:	drivers/serial/serial_lh7a40x.c
 F:	drivers/usb/gadget/lh7a40*
 F:	drivers/usb/host/ohci-lh7a40*
 
-SHPC HOTPLUG DRIVER
-M:	Kristen Carlson Accardi <kristen.c.accardi@intel.com>
-L:	linux-pci@vger.kernel.org
+SIMPLE FIRMWARE INTERFACE (SFI)
+M:	Len Brown <lenb@kernel.org>
+L:	sfi-devel@simplefirmware.org
+W:	http://simplefirmware.org/
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/lenb/linux-sfi-2.6.git
 S:	Supported
-F:	drivers/pci/hotplug/shpchp*
+F:	arch/x86/kernel/*sfi*
+F:	drivers/sfi/
+F:	include/linux/sfi*.h
 
 SIMTEC EB110ATX (Chalice CATS)
 P:	Ben Dooks
@@ -5046,6 +5173,11 @@ T:	quilt http://svn.sourceforge.jp/svnroot/tomoyo/trunk/2.2.x/tomoyo-lsm/patches
 S:	Maintained
 F:	security/tomoyo/
 
+TOPSTAR LAPTOP EXTRAS DRIVER
+M:	Herton Ronaldo Krzesinski <herton@mandriva.com.br>
+S:	Maintained
+F:	drivers/platform/x86/topstar-laptop.c
+
 TOSHIBA ACPI EXTRAS DRIVER
 S:	Orphan
 F:	drivers/platform/x86/toshiba_acpi.c
@@ -5080,6 +5212,20 @@ L:	tpmdd-devel@lists.sourceforge.net (moderated for non-subscribers)
 S:	Maintained
 F:	drivers/char/tpm/
 
+TRACING
+M:	Steven Rostedt <rostedt@goodmis.org>
+M:	Frederic Weisbecker <fweisbec@gmail.com>
+M:	Ingo Molnar <mingo@redhat.com>
+T:	git git://git.kernel.org/pub/scm/linux/kernel/git/tip/linux-2.6-tip.git tracing/core
+S:	Maintained
+F:	Documentation/trace/ftrace.txt
+F:	arch/*/*/*/ftrace.h
+F:	arch/*/kernel/ftrace.c
+F:	include/*/ftrace.h
+F:	include/linux/trace*.h
+F:	include/trace/
+F:	kernel/trace/
+
 TRIVIAL PATCHES
 M:	Jiri Kosina <trivial@kernel.org>
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/jikos/trivial.git
@@ -5510,7 +5656,7 @@ S:	Maintained
 
 UVESAFB DRIVER
 M:	Michal Januszewski <spock@gentoo.org>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 W:	http://dev.gentoo.org/~spock/projects/uvesafb/
 S:	Maintained
 F:	Documentation/fb/uvesafb.txt
@@ -5543,7 +5689,7 @@ F:	drivers/mmc/host/via-sdmmc.c
 VIA UNICHROME(PRO)/CHROME9 FRAMEBUFFER DRIVER
 M:	Joseph Chan <JosephChan@via.com.tw>
 M:	Scott Fang <ScottFang@viatech.com.cn>
-L:	linux-fbdev-devel@lists.sourceforge.net (moderated for non-subscribers)
+L:	linux-fbdev@vger.kernel.org
 S:	Maintained
 F:	drivers/video/via/
 
@@ -5568,6 +5714,13 @@ S:	Maintained
 F:	drivers/vlynq/vlynq.c
 F:	include/linux/vlynq.h
 
+VMWARE VMXNET3 ETHERNET DRIVER
+M:	Shreyas Bhatewara <sbhatewara@vmware.com>
+M:	"VMware, Inc." <pv-drivers@vmware.com>
+L:	netdev@vger.kernel.org
+S:	Maintained
+F:	drivers/net/vmxnet3/
+
 VOLTAGE AND CURRENT REGULATOR FRAMEWORK
 M:	Liam Girdwood <lrg@slimlogic.co.uk>
 M:	Mark Brown <broonie@opensource.wolfsonmicro.com>
@@ -5638,6 +5791,11 @@ L:	linux-scsi@vger.kernel.org
 S:	Maintained
 F:	drivers/scsi/wd7000.c
 
+WINBOND CIR DRIVER
+M:	David Härdeman <david@hardeman.nu>
+S:	Maintained
+F:	drivers/input/misc/winbond-cir.c
+
 WIMAX STACK
 M:	Inaky Perez-Gonzalez <inaky.perez-gonzalez@intel.com>
 M:	linux-wimax@intel.com
@@ -5657,8 +5815,7 @@ S:	Maintained
 F:	drivers/input/misc/wistron_btns.c
 
 WL1251 WIRELESS DRIVER
-P:	Kalle Valo
-M:	kalle.valo@nokia.com
+M:	Kalle Valo <kalle.valo@nokia.com>
 L:	linux-wireless@vger.kernel.org
 W:	http://wireless.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless-testing.git
@@ -5692,9 +5849,7 @@ F:	drivers/input/touchscreen/*wm97*
 F:	include/linux/wm97xx.h
 
 WOLFSON MICROELECTRONICS PMIC DRIVERS
-P:	Mark Brown
-M:	broonie@opensource.wolfsonmicro.com
-L:	linux-kernel@vger.kernel.org
+M:	Mark Brown <broonie@opensource.wolfsonmicro.com>
 T:	git git://opensource.wolfsonmicro.com/linux-2.6-audioplus
 W:	http://opensource.wolfsonmicro.com/node/8
 S:	Supported
diff --git a/Makefile b/Makefile
index 433493a2b77b..ad8260102f64 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 VERSION = 2
 PATCHLEVEL = 6
-SUBLEVEL = 31
-EXTRAVERSION =
+SUBLEVEL = 32
+EXTRAVERSION = -rc8
 NAME = Man-Eating Seals of Antiquity
 
 # *DOCUMENTATION*
@@ -221,7 +221,7 @@ CONFIG_SHELL := $(shell if [ -x "$$BASH" ]; then echo $$BASH; \
 
 HOSTCC       = gcc
 HOSTCXX      = g++
-HOSTCFLAGS   = -Wall -Wstrict-prototypes -O2 -fomit-frame-pointer
+HOSTCFLAGS   = -Wall -Wmissing-prototypes -Wstrict-prototypes -O2 -fomit-frame-pointer
 HOSTCXXFLAGS = -O2
 
 # Decide whether to build built-in, modular, or both.
@@ -315,6 +315,7 @@ OBJCOPY		= $(CROSS_COMPILE)objcopy
 OBJDUMP		= $(CROSS_COMPILE)objdump
 AWK		= awk
 GENKSYMS	= scripts/genksyms/genksyms
+INSTALLKERNEL  := installkernel
 DEPMOD		= /sbin/depmod
 KALLSYMS	= scripts/kallsyms
 PERL		= perl
@@ -353,7 +354,8 @@ KERNELVERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
 
 export VERSION PATCHLEVEL SUBLEVEL KERNELRELEASE KERNELVERSION
 export ARCH SRCARCH CONFIG_SHELL HOSTCC HOSTCFLAGS CROSS_COMPILE AS LD CC
-export CPP AR NM STRIP OBJCOPY OBJDUMP MAKE AWK GENKSYMS PERL UTS_MACHINE
+export CPP AR NM STRIP OBJCOPY OBJDUMP
+export MAKE AWK GENKSYMS INSTALLKERNEL PERL UTS_MACHINE
 export HOSTCXX HOSTCXXFLAGS LDFLAGS_MODULE CHECK CHECKFLAGS
 
 export KBUILD_CPPFLAGS NOSTDINC_FLAGS LINUXINCLUDE OBJCOPYFLAGS LDFLAGS
@@ -571,6 +573,9 @@ KBUILD_CFLAGS	+= $(call cc-option,-fno-strict-overflow)
 # revert to pre-gcc-4.4 behaviour of .eh_frame
 KBUILD_CFLAGS	+= $(call cc-option,-fno-dwarf2-cfi-asm)
 
+# conserve stack if available
+KBUILD_CFLAGS   += $(call cc-option,-fconserve-stack)
+
 # Add user supplied CPPFLAGS, AFLAGS and CFLAGS as the last assignments
 # But warn user when we do so
 warn-assign = \
@@ -591,12 +596,12 @@ endif
 
 # Use --build-id when available.
 LDFLAGS_BUILD_ID = $(patsubst -Wl$(comma)%,%,\
-			      $(call ld-option, -Wl$(comma)--build-id,))
+			      $(call cc-ldoption, -Wl$(comma)--build-id,))
 LDFLAGS_MODULE += $(LDFLAGS_BUILD_ID)
 LDFLAGS_vmlinux += $(LDFLAGS_BUILD_ID)
 
 ifeq ($(CONFIG_STRIP_ASM_SYMS),y)
-LDFLAGS_vmlinux	+= -X
+LDFLAGS_vmlinux	+= $(call ld-option, -X,)
 endif
 
 # Default kernel image to build when no specific target is given.
@@ -980,11 +985,6 @@ prepare0: archprepare FORCE
 # All the preparing..
 prepare: prepare0
 
-# Leave this as default for preprocessing vmlinux.lds.S, which is now
-# done in arch/$(ARCH)/kernel/Makefile
-
-export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH)
-
 # The asm symlink changes when $(ARCH) changes.
 # Detect this and ask user to run make mrproper
 # If asm is a stale symlink (point to dir that does not exist) remove it
diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig
index 9fb8aae5c391..443448154f32 100644
--- a/arch/alpha/Kconfig
+++ b/arch/alpha/Kconfig
@@ -45,6 +45,14 @@ config GENERIC_CALIBRATE_DELAY
 	bool
 	default y
 
+config GENERIC_TIME
+	bool
+	default y
+
+config ARCH_USES_GETTIMEOFFSET
+	bool
+	default y
+
 config ZONE_DMA
 	bool
 	default y
diff --git a/arch/alpha/boot/tools/objstrip.c b/arch/alpha/boot/tools/objstrip.c
index ef1838230291..367d53d031fc 100644
--- a/arch/alpha/boot/tools/objstrip.c
+++ b/arch/alpha/boot/tools/objstrip.c
@@ -35,7 +35,7 @@
 const char * prog_name;
 
 
-void
+static void
 usage (void)
 {
     fprintf(stderr,
@@ -93,7 +93,7 @@ main (int argc, char *argv[])
     ofd = 1;
     if (i < argc) {
 	ofd = open(argv[i++], O_WRONLY | O_CREAT | O_TRUNC, 0666);
-	if (fd == -1) {
+	if (ofd == -1) {
 	    perror("open");
 	    exit(1);
 	}
diff --git a/arch/alpha/include/asm/hardirq.h b/arch/alpha/include/asm/hardirq.h
index 88971460fa6c..242c09ba98c4 100644
--- a/arch/alpha/include/asm/hardirq.h
+++ b/arch/alpha/include/asm/hardirq.h
@@ -1,17 +1,9 @@
 #ifndef _ALPHA_HARDIRQ_H
 #define _ALPHA_HARDIRQ_H
 
-#include <linux/threads.h>
-#include <linux/cache.h>
-
-
-/* entry.S is sensitive to the offsets of these fields */
-typedef struct {
-	unsigned long __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
 void ack_bad_irq(unsigned int irq);
+#define ack_bad_irq ack_bad_irq
+
+#include <asm-generic/hardirq.h>
 
 #endif /* _ALPHA_HARDIRQ_H */
diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h
index 90d7c35d2867..99c56d47879d 100644
--- a/arch/alpha/include/asm/mman.h
+++ b/arch/alpha/include/asm/mman.h
@@ -28,6 +28,8 @@
 #define MAP_NORESERVE	0x10000		/* don't check for reservations */
 #define MAP_POPULATE	0x20000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x40000		/* do not block on IO */
+#define MAP_STACK	0x80000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x100000	/* create a huge page mapping */
 
 #define MS_ASYNC	1		/* sync memory asynchronously */
 #define MS_SYNC		2		/* synchronous memory sync */
@@ -48,6 +50,9 @@
 #define MADV_DONTFORK	10		/* don't inherit across fork */
 #define MADV_DOFORK	11		/* do inherit across fork */
 
+#define MADV_MERGEABLE   12		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13		/* KSM may not merge identical pages */
+
 /* compatibility flags */
 #define MAP_FILE	0
 
diff --git a/arch/alpha/include/asm/smp.h b/arch/alpha/include/asm/smp.h
index 547e90951cec..3f390e8cc0b3 100644
--- a/arch/alpha/include/asm/smp.h
+++ b/arch/alpha/include/asm/smp.h
@@ -47,7 +47,7 @@ extern struct cpuinfo_alpha cpu_data[NR_CPUS];
 extern int smp_num_cpus;
 
 extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 
 #else /* CONFIG_SMP */
 
diff --git a/arch/alpha/include/asm/thread_info.h b/arch/alpha/include/asm/thread_info.h
index 5076a8860b18..815680b585ed 100644
--- a/arch/alpha/include/asm/thread_info.h
+++ b/arch/alpha/include/asm/thread_info.h
@@ -50,12 +50,12 @@ struct thread_info {
 register struct thread_info *__current_thread_info __asm__("$8");
 #define current_thread_info()  __current_thread_info
 
+#endif /* __ASSEMBLY__ */
+
 /* Thread information allocation.  */
 #define THREAD_SIZE_ORDER 1
 #define THREAD_SIZE (2*PAGE_SIZE)
 
-#endif /* __ASSEMBLY__ */
-
 #define PREEMPT_ACTIVE		0x40000000
 
 /*
diff --git a/arch/alpha/include/asm/topology.h b/arch/alpha/include/asm/topology.h
index b4f284c72ff3..36b3a30ba0e5 100644
--- a/arch/alpha/include/asm/topology.h
+++ b/arch/alpha/include/asm/topology.h
@@ -22,23 +22,6 @@ static inline int cpu_to_node(int cpu)
 	return node;
 }
 
-static inline cpumask_t node_to_cpumask(int node)
-{
-	cpumask_t node_cpu_mask = CPU_MASK_NONE;
-	int cpu;
-
-	for_each_online_cpu(cpu) {
-		if (cpu_to_node(cpu) == node)
-			cpu_set(cpu, node_cpu_mask);
-	}
-
-#ifdef DEBUG_NUMA
-	printk("node %d: cpu_mask: %016lx\n", node, node_cpu_mask);
-#endif
-
-	return node_cpu_mask;
-}
-
 extern struct cpumask node_to_cpumask_map[];
 /* FIXME: This is dumb, recalculating every time.  But simple. */
 static const struct cpumask *cpumask_of_node(int node)
@@ -55,7 +38,6 @@ static const struct cpumask *cpumask_of_node(int node)
 	return &node_to_cpumask_map[node];
 }
 
-#define pcibus_to_cpumask(bus)	(cpu_online_map)
 #define cpumask_of_pcibus(bus)	(cpu_online_mask)
 
 #endif /* !CONFIG_NUMA */
diff --git a/arch/alpha/kernel/core_marvel.c b/arch/alpha/kernel/core_marvel.c
index e302daecbe56..8e059e58b0ac 100644
--- a/arch/alpha/kernel/core_marvel.c
+++ b/arch/alpha/kernel/core_marvel.c
@@ -1016,7 +1016,7 @@ marvel_agp_bind_memory(alpha_agp_info *agp, off_t pg_start, struct agp_memory *m
 {
 	struct marvel_agp_aperture *aper = agp->aperture.sysdata;
 	return iommu_bind(aper->arena, aper->pg_start + pg_start, 
-			  mem->page_count, mem->memory);
+			  mem->page_count, mem->pages);
 }
 
 static int 
diff --git a/arch/alpha/kernel/core_titan.c b/arch/alpha/kernel/core_titan.c
index 319fcb74611e..76686497b1e2 100644
--- a/arch/alpha/kernel/core_titan.c
+++ b/arch/alpha/kernel/core_titan.c
@@ -680,7 +680,7 @@ titan_agp_bind_memory(alpha_agp_info *agp, off_t pg_start, struct agp_memory *me
 {
 	struct titan_agp_aperture *aper = agp->aperture.sysdata;
 	return iommu_bind(aper->arena, aper->pg_start + pg_start, 
-			  mem->page_count, mem->memory);
+			  mem->page_count, mem->pages);
 }
 
 static int 
diff --git a/arch/alpha/kernel/init_task.c b/arch/alpha/kernel/init_task.c
index 19b86328ffd7..6f80ca4f9766 100644
--- a/arch/alpha/kernel/init_task.c
+++ b/arch/alpha/kernel/init_task.c
@@ -13,6 +13,5 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
 struct task_struct init_task = INIT_TASK(init_task);
 EXPORT_SYMBOL(init_task);
 
-union thread_union init_thread_union
-	__attribute__((section(".data.init_thread")))
-	= { INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
diff --git a/arch/alpha/kernel/pci_impl.h b/arch/alpha/kernel/pci_impl.h
index 00edd04b585e..85457b2d4516 100644
--- a/arch/alpha/kernel/pci_impl.h
+++ b/arch/alpha/kernel/pci_impl.h
@@ -198,7 +198,7 @@ extern unsigned long size_for_memory(unsigned long max);
 
 extern int iommu_reserve(struct pci_iommu_arena *, long, long);
 extern int iommu_release(struct pci_iommu_arena *, long, long);
-extern int iommu_bind(struct pci_iommu_arena *, long, long, unsigned long *);
+extern int iommu_bind(struct pci_iommu_arena *, long, long, struct page **);
 extern int iommu_unbind(struct pci_iommu_arena *, long, long);
 
 
diff --git a/arch/alpha/kernel/pci_iommu.c b/arch/alpha/kernel/pci_iommu.c
index bfb880af959d..8449504f5e0b 100644
--- a/arch/alpha/kernel/pci_iommu.c
+++ b/arch/alpha/kernel/pci_iommu.c
@@ -268,11 +268,7 @@ pci_map_single_1(struct pci_dev *pdev, void *cpu_addr, size_t size,
 	   assume it doesn't support sg mapping, and, since we tried to
 	   use direct_map above, it now must be considered an error. */
 	if (! alpha_mv.mv_pci_tbi) {
-		static int been_here = 0; /* Only print the message once. */
-		if (!been_here) {
-		    printk(KERN_WARNING "pci_map_single: no HW sg\n");
-		    been_here = 1;
-		}
+		printk_once(KERN_WARNING "pci_map_single: no HW sg\n");
 		return 0;
 	}
 
@@ -880,7 +876,7 @@ iommu_release(struct pci_iommu_arena *arena, long pg_start, long pg_count)
 
 int
 iommu_bind(struct pci_iommu_arena *arena, long pg_start, long pg_count, 
-	   unsigned long *physaddrs)
+	   struct page **pages)
 {
 	unsigned long flags;
 	unsigned long *ptes;
@@ -900,7 +896,7 @@ iommu_bind(struct pci_iommu_arena *arena, long pg_start, long pg_count,
 	}
 		
 	for(i = 0, j = pg_start; i < pg_count; i++, j++)
-		ptes[j] = mk_iommu_pte(physaddrs[i]);
+		ptes[j] = mk_iommu_pte(page_to_phys(pages[i]));
 
 	spin_unlock_irqrestore(&arena->lock, flags);
 
diff --git a/arch/alpha/kernel/process.c b/arch/alpha/kernel/process.c
index 3a2fb7a02db4..289039bb6bb2 100644
--- a/arch/alpha/kernel/process.c
+++ b/arch/alpha/kernel/process.c
@@ -19,7 +19,6 @@
 #include <linux/ptrace.h>
 #include <linux/slab.h>
 #include <linux/user.h>
-#include <linux/utsname.h>
 #include <linux/time.h>
 #include <linux/major.h>
 #include <linux/stat.h>
diff --git a/arch/alpha/kernel/smp.c b/arch/alpha/kernel/smp.c
index b1fe5674c3a1..42aa078a5e4d 100644
--- a/arch/alpha/kernel/smp.c
+++ b/arch/alpha/kernel/smp.c
@@ -548,16 +548,16 @@ setup_profiling_timer(unsigned int multiplier)
 
 
 static void
-send_ipi_message(cpumask_t to_whom, enum ipi_message_type operation)
+send_ipi_message(const struct cpumask *to_whom, enum ipi_message_type operation)
 {
 	int i;
 
 	mb();
-	for_each_cpu_mask(i, to_whom)
+	for_each_cpu(i, to_whom)
 		set_bit(operation, &ipi_data[i].bits);
 
 	mb();
-	for_each_cpu_mask(i, to_whom)
+	for_each_cpu(i, to_whom)
 		wripir(i);
 }
 
@@ -624,7 +624,7 @@ smp_send_reschedule(int cpu)
 		printk(KERN_WARNING
 		       "smp_send_reschedule: Sending IPI to self.\n");
 #endif
-	send_ipi_message(cpumask_of_cpu(cpu), IPI_RESCHEDULE);
+	send_ipi_message(cpumask_of(cpu), IPI_RESCHEDULE);
 }
 
 void
@@ -636,17 +636,17 @@ smp_send_stop(void)
 	if (hard_smp_processor_id() != boot_cpu_id)
 		printk(KERN_WARNING "smp_send_stop: Not on boot cpu.\n");
 #endif
-	send_ipi_message(to_whom, IPI_CPU_STOP);
+	send_ipi_message(&to_whom, IPI_CPU_STOP);
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	send_ipi_message(mask, IPI_CALL_FUNC);
 }
 
 void arch_send_call_function_single_ipi(int cpu)
 {
-	send_ipi_message(cpumask_of_cpu(cpu), IPI_CALL_FUNC_SINGLE);
+	send_ipi_message(cpumask_of(cpu), IPI_CALL_FUNC_SINGLE);
 }
 
 static void
diff --git a/arch/alpha/kernel/time.c b/arch/alpha/kernel/time.c
index b04e2cbf23a4..5d0826654c61 100644
--- a/arch/alpha/kernel/time.c
+++ b/arch/alpha/kernel/time.c
@@ -408,28 +408,17 @@ time_init(void)
  * part.  So we can't do the "find absolute time in terms of cycles" thing
  * that the other ports do.
  */
-void
-do_gettimeofday(struct timeval *tv)
+u32 arch_gettimeoffset(void)
 {
-	unsigned long flags;
-	unsigned long sec, usec, seq;
-	unsigned long delta_cycles, delta_usec, partial_tick;
-
-	do {
-		seq = read_seqbegin_irqsave(&xtime_lock, flags);
-
-		delta_cycles = rpcc() - state.last_time;
-		sec = xtime.tv_sec;
-		usec = (xtime.tv_nsec / 1000);
-		partial_tick = state.partial_tick;
-
-	} while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
-
 #ifdef CONFIG_SMP
 	/* Until and unless we figure out how to get cpu cycle counters
 	   in sync and keep them there, we can't use the rpcc tricks.  */
-	delta_usec = 0;
+	return 0;
 #else
+	unsigned long delta_cycles, delta_usec, partial_tick;
+
+	delta_cycles = rpcc() - state.last_time;
+	partial_tick = state.partial_tick;
 	/*
 	 * usec = cycles * ticks_per_cycle * 2**48 * 1e6 / (2**48 * ticks)
 	 *	= cycles * (s_t_p_c) * 1e6 / (2**48 * ticks)
@@ -446,64 +435,10 @@ do_gettimeofday(struct timeval *tv)
 	delta_usec = (delta_cycles * state.scaled_ticks_per_cycle 
 		      + partial_tick) * 15625;
 	delta_usec = ((delta_usec / ((1UL << (FIX_SHIFT-6-1)) * HZ)) + 1) / 2;
+	return delta_usec * 1000;
 #endif
-
-	usec += delta_usec;
-	if (usec >= 1000000) {
-		sec += 1;
-		usec -= 1000000;
-	}
-
-	tv->tv_sec = sec;
-	tv->tv_usec = usec;
 }
 
-EXPORT_SYMBOL(do_gettimeofday);
-
-int
-do_settimeofday(struct timespec *tv)
-{
-	time_t wtm_sec, sec = tv->tv_sec;
-	long wtm_nsec, nsec = tv->tv_nsec;
-	unsigned long delta_nsec;
-
-	if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
-		return -EINVAL;
-
-	write_seqlock_irq(&xtime_lock);
-
-	/* The offset that is added into time in do_gettimeofday above
-	   must be subtracted out here to keep a coherent view of the
-	   time.  Without this, a full-tick error is possible.  */
-
-#ifdef CONFIG_SMP
-	delta_nsec = 0;
-#else
-	delta_nsec = rpcc() - state.last_time;
-	delta_nsec = (delta_nsec * state.scaled_ticks_per_cycle 
-		      + state.partial_tick) * 15625;
-	delta_nsec = ((delta_nsec / ((1UL << (FIX_SHIFT-6-1)) * HZ)) + 1) / 2;
-	delta_nsec *= 1000;
-#endif
-
-	nsec -= delta_nsec;
-
-	wtm_sec  = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
-	wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
-	set_normalized_timespec(&xtime, sec, nsec);
-	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
-	ntp_clear();
-
-	write_sequnlock_irq(&xtime_lock);
-	clock_was_set();
-	return 0;
-}
-
-EXPORT_SYMBOL(do_settimeofday);
-
-
 /*
  * In order to set the CMOS clock precisely, set_rtc_mmss has to be
  * called 500 ms after the second nowtime has started, because when
diff --git a/arch/alpha/kernel/vmlinux.lds.S b/arch/alpha/kernel/vmlinux.lds.S
index 6dc03c35caa0..003ef4c02585 100644
--- a/arch/alpha/kernel/vmlinux.lds.S
+++ b/arch/alpha/kernel/vmlinux.lds.S
@@ -1,4 +1,5 @@
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/thread_info.h>
 #include <asm/page.h>
 
 OUTPUT_FORMAT("elf64-alpha")
@@ -31,88 +32,21 @@ SECTIONS
 	} :kernel
 
 	RODATA
-
-	/* Exception table */
-	. = ALIGN(16);
-	__ex_table : {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	}
+	EXCEPTION_TABLE(16)
 
 	/* Will be freed after init */
-	. = ALIGN(PAGE_SIZE);
-	/* Init code and data */
-	__init_begin = .;
-	.init.text : {
-		_sinittext = .;
-		INIT_TEXT
-		_einittext = .;
-	}
-	.init.data : {
-		INIT_DATA
-	}
-
-	. = ALIGN(16);
-	.init.setup : {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
-	}
-
-	. = ALIGN(8);
-	.initcall.init : {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
-	}
-
-#ifdef CONFIG_BLK_DEV_INITRD
-	. = ALIGN(PAGE_SIZE);
-	.init.ramfs : {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
-	}
-#endif
-
-	. = ALIGN(8);
-	.con_initcall.init : {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
-	}
-
-	. = ALIGN(8);
-	SECURITY_INIT
-
+	__init_begin = ALIGN(PAGE_SIZE);
+	INIT_TEXT_SECTION(PAGE_SIZE)
+	INIT_DATA_SECTION(16)
 	PERCPU(PAGE_SIZE)
-
-	. = ALIGN(2 * PAGE_SIZE);
+	/* Align to THREAD_SIZE rather than PAGE_SIZE here so any padding page
+	   needed for the THREAD_SIZE aligned init_task gets freed after init */
+	. = ALIGN(THREAD_SIZE);
 	__init_end = .;
 	/* Freed after init ends here */
 
-	/* Note 2 page alignment above.  */
-	.data.init_thread : {
-		*(.data.init_thread)
-	}
-
-	. = ALIGN(PAGE_SIZE);
-	.data.page_aligned : {
-		*(.data.page_aligned)
-	}
-
-	. = ALIGN(64);
-	.data.cacheline_aligned : {
-		*(.data.cacheline_aligned)
-	}
-
 	_data = .;
-	/* Data */
-	.data : {
-		DATA_DATA
-		CONSTRUCTORS
-	}
+	RW_DATA_SECTION(64, PAGE_SIZE, THREAD_SIZE)
 
 	.got : {
 		*(.got)
@@ -122,16 +56,7 @@ SECTIONS
 	}
 	_edata = .;	/* End of data section */
 
-	__bss_start = .;
-	.sbss : {
-		*(.sbss)
-		*(.scommon)
-	}
-	.bss : {
-		*(.bss)
-		*(COMMON)
-	}
-	__bss_stop = .;
+	BSS_SECTION(0, 0, 0)
 	_end = .;
 
 	.mdebug 0 : {
diff --git a/arch/alpha/mm/init.c b/arch/alpha/mm/init.c
index af71d38c8e41..a0902c20d677 100644
--- a/arch/alpha/mm/init.c
+++ b/arch/alpha/mm/init.c
@@ -299,7 +299,7 @@ printk_memory_info(void)
 	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
 
 	printk("Memory: %luk/%luk available (%luk kernel code, %luk reserved, %luk data, %luk init)\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       max_mapnr << (PAGE_SHIFT-10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/alpha/mm/numa.c b/arch/alpha/mm/numa.c
index 0eab55749423..10b403554b65 100644
--- a/arch/alpha/mm/numa.c
+++ b/arch/alpha/mm/numa.c
@@ -349,7 +349,7 @@ void __init mem_init(void)
 
 	printk("Memory: %luk/%luk available (%luk kernel code, %luk reserved, "
 	       "%luk data, %luk init)\n",
-	       (unsigned long)nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       num_physpages << (PAGE_SHIFT-10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index d778a699f577..1c4119c60040 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -46,6 +46,10 @@ config GENERIC_CLOCKEVENTS_BROADCAST
 	depends on GENERIC_CLOCKEVENTS
 	default y if SMP && !LOCAL_TIMERS
 
+config HAVE_TCM
+	bool
+	select GENERIC_ALLOCATOR
+
 config NO_IOPORT
 	bool
 
@@ -649,6 +653,7 @@ config ARCH_U300
 	bool "ST-Ericsson U300 Series"
 	depends on MMU
 	select CPU_ARM926T
+	select HAVE_TCM
 	select ARM_AMBA
 	select ARM_VIC
 	select GENERIC_TIME
diff --git a/arch/arm/Makefile b/arch/arm/Makefile
index 7350557a81e0..a73caaf66763 100644
--- a/arch/arm/Makefile
+++ b/arch/arm/Makefile
@@ -14,7 +14,7 @@ LDFLAGS_vmlinux	:=-p --no-undefined -X
 ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
 LDFLAGS_vmlinux	+= --be8
 endif
-CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
+
 OBJCOPYFLAGS	:=-O binary -R .note -R .note.gnu.build-id -R .comment -S
 GZFLAGS		:=-9
 #KBUILD_CFLAGS	+=-pipe
@@ -25,7 +25,7 @@ KBUILD_CFLAGS	+=$(call cc-option,-marm,)
 # Select a platform tht is kept up-to-date
 KBUILD_DEFCONFIG := versatile_defconfig
 
-# defines filename extension depending memory manement type.
+# defines filename extension depending memory management type.
 ifeq ($(CONFIG_MMU),)
 MMUEXT		:= -nommu
 endif
@@ -279,7 +279,7 @@ define archhelp
   echo  '                  (supply initrd image via make variable INITRD=<path>)'
   echo  '  install       - Install uncompressed kernel'
   echo  '  zinstall      - Install compressed kernel'
-  echo  '                  Install using (your) ~/bin/installkernel or'
-  echo  '                  (distribution) /sbin/installkernel or'
+  echo  '                  Install using (your) ~/bin/$(INSTALLKERNEL) or'
+  echo  '                  (distribution) /sbin/$(INSTALLKERNEL) or'
   echo  '                  install to $$(INSTALL_PATH) and run lilo'
 endef
diff --git a/arch/arm/boot/install.sh b/arch/arm/boot/install.sh
index 9f9bed207345..06ea7d42ce8e 100644
--- a/arch/arm/boot/install.sh
+++ b/arch/arm/boot/install.sh
@@ -21,8 +21,8 @@
 #
 
 # User may have a custom install script
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if [ -x /sbin/${CROSS_COMPILE}installkernel ]; then exec /sbin/${CROSS_COMPILE}installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 if [ "$(basename $2)" = "zImage" ]; then
 # Compressed install
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 2293f0ce061e..bd36c778c819 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -865,6 +865,7 @@ void locomo_gpio_set_dir(struct device *dev, unsigned int bits, unsigned int dir
 
 	spin_unlock_irqrestore(&lchip->lock, flags);
 }
+EXPORT_SYMBOL(locomo_gpio_set_dir);
 
 int locomo_gpio_read_level(struct device *dev, unsigned int bits)
 {
@@ -882,6 +883,7 @@ int locomo_gpio_read_level(struct device *dev, unsigned int bits)
 	ret &= bits;
 	return ret;
 }
+EXPORT_SYMBOL(locomo_gpio_read_level);
 
 int locomo_gpio_read_output(struct device *dev, unsigned int bits)
 {
@@ -899,6 +901,7 @@ int locomo_gpio_read_output(struct device *dev, unsigned int bits)
 	ret &= bits;
 	return ret;
 }
+EXPORT_SYMBOL(locomo_gpio_read_output);
 
 void locomo_gpio_write(struct device *dev, unsigned int bits, unsigned int set)
 {
@@ -920,6 +923,7 @@ void locomo_gpio_write(struct device *dev, unsigned int bits, unsigned int set)
 
 	spin_unlock_irqrestore(&lchip->lock, flags);
 }
+EXPORT_SYMBOL(locomo_gpio_write);
 
 static void locomo_m62332_sendbit(void *mapbase, int bit)
 {
@@ -1084,13 +1088,12 @@ void locomo_m62332_senddata(struct locomo_dev *ldev, unsigned int dac_data, int
 
 	spin_unlock_irqrestore(&lchip->lock, flags);
 }
+EXPORT_SYMBOL(locomo_m62332_senddata);
 
 /*
  *	Frontlight control
  */
 
-static struct locomo *locomo_chip_driver(struct locomo_dev *ldev);
-
 void locomo_frontlight_set(struct locomo_dev *dev, int duty, int vr, int bpwf)
 {
 	unsigned long flags;
@@ -1182,11 +1185,13 @@ int locomo_driver_register(struct locomo_driver *driver)
 	driver->drv.bus = &locomo_bus_type;
 	return driver_register(&driver->drv);
 }
+EXPORT_SYMBOL(locomo_driver_register);
 
 void locomo_driver_unregister(struct locomo_driver *driver)
 {
 	driver_unregister(&driver->drv);
 }
+EXPORT_SYMBOL(locomo_driver_unregister);
 
 static int __init locomo_init(void)
 {
@@ -1208,11 +1213,3 @@ module_exit(locomo_exit);
 MODULE_DESCRIPTION("Sharp LoCoMo core driver");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("John Lenz <lenz@cs.wisc.edu>");
-
-EXPORT_SYMBOL(locomo_driver_register);
-EXPORT_SYMBOL(locomo_driver_unregister);
-EXPORT_SYMBOL(locomo_gpio_set_dir);
-EXPORT_SYMBOL(locomo_gpio_read_level);
-EXPORT_SYMBOL(locomo_gpio_read_output);
-EXPORT_SYMBOL(locomo_gpio_write);
-EXPORT_SYMBOL(locomo_m62332_senddata);
diff --git a/arch/arm/common/sa1111.c b/arch/arm/common/sa1111.c
index ef12794c3c68..8ba7044c554d 100644
--- a/arch/arm/common/sa1111.c
+++ b/arch/arm/common/sa1111.c
@@ -1032,6 +1032,7 @@ unsigned int sa1111_pll_clock(struct sa1111_dev *sadev)
 
 	return __sa1111_pll_clock(sachip);
 }
+EXPORT_SYMBOL(sa1111_pll_clock);
 
 /**
  *	sa1111_select_audio_mode - select I2S or AC link mode
@@ -1059,6 +1060,7 @@ void sa1111_select_audio_mode(struct sa1111_dev *sadev, int mode)
 
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_select_audio_mode);
 
 /**
  *	sa1111_set_audio_rate - set the audio sample rate
@@ -1083,6 +1085,7 @@ int sa1111_set_audio_rate(struct sa1111_dev *sadev, int rate)
 
 	return 0;
 }
+EXPORT_SYMBOL(sa1111_set_audio_rate);
 
 /**
  *	sa1111_get_audio_rate - get the audio sample rate
@@ -1100,6 +1103,7 @@ int sa1111_get_audio_rate(struct sa1111_dev *sadev)
 
 	return __sa1111_pll_clock(sachip) / (256 * div);
 }
+EXPORT_SYMBOL(sa1111_get_audio_rate);
 
 void sa1111_set_io_dir(struct sa1111_dev *sadev,
 		       unsigned int bits, unsigned int dir,
@@ -1128,6 +1132,7 @@ void sa1111_set_io_dir(struct sa1111_dev *sadev,
 	MODIFY_BITS(gpio + SA1111_GPIO_PCSDR, (bits >> 16) & 255, sleep_dir >> 16);
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_set_io_dir);
 
 void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v)
 {
@@ -1142,6 +1147,7 @@ void sa1111_set_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v)
 	MODIFY_BITS(gpio + SA1111_GPIO_PCDWR, (bits >> 16) & 255, v >> 16);
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_set_io);
 
 void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned int v)
 {
@@ -1156,6 +1162,7 @@ void sa1111_set_sleep_io(struct sa1111_dev *sadev, unsigned int bits, unsigned i
 	MODIFY_BITS(gpio + SA1111_GPIO_PCSSR, (bits >> 16) & 255, v >> 16);
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_set_sleep_io);
 
 /*
  * Individual device operations.
@@ -1176,6 +1183,7 @@ void sa1111_enable_device(struct sa1111_dev *sadev)
 	sa1111_writel(val | sadev->skpcr_mask, sachip->base + SA1111_SKPCR);
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_enable_device);
 
 /**
  *	sa1111_disable_device - disable an on-chip SA1111 function block
@@ -1192,6 +1200,7 @@ void sa1111_disable_device(struct sa1111_dev *sadev)
 	sa1111_writel(val & ~sadev->skpcr_mask, sachip->base + SA1111_SKPCR);
 	spin_unlock_irqrestore(&sachip->lock, flags);
 }
+EXPORT_SYMBOL(sa1111_disable_device);
 
 /*
  *	SA1111 "Register Access Bus."
@@ -1259,17 +1268,20 @@ struct bus_type sa1111_bus_type = {
 	.suspend	= sa1111_bus_suspend,
 	.resume		= sa1111_bus_resume,
 };
+EXPORT_SYMBOL(sa1111_bus_type);
 
 int sa1111_driver_register(struct sa1111_driver *driver)
 {
 	driver->drv.bus = &sa1111_bus_type;
 	return driver_register(&driver->drv);
 }
+EXPORT_SYMBOL(sa1111_driver_register);
 
 void sa1111_driver_unregister(struct sa1111_driver *driver)
 {
 	driver_unregister(&driver->drv);
 }
+EXPORT_SYMBOL(sa1111_driver_unregister);
 
 static int __init sa1111_init(void)
 {
@@ -1290,16 +1302,3 @@ module_exit(sa1111_exit);
 
 MODULE_DESCRIPTION("Intel Corporation SA1111 core driver");
 MODULE_LICENSE("GPL");
-
-EXPORT_SYMBOL(sa1111_select_audio_mode);
-EXPORT_SYMBOL(sa1111_set_audio_rate);
-EXPORT_SYMBOL(sa1111_get_audio_rate);
-EXPORT_SYMBOL(sa1111_set_io_dir);
-EXPORT_SYMBOL(sa1111_set_io);
-EXPORT_SYMBOL(sa1111_set_sleep_io);
-EXPORT_SYMBOL(sa1111_enable_device);
-EXPORT_SYMBOL(sa1111_disable_device);
-EXPORT_SYMBOL(sa1111_pll_clock);
-EXPORT_SYMBOL(sa1111_bus_type);
-EXPORT_SYMBOL(sa1111_driver_register);
-EXPORT_SYMBOL(sa1111_driver_unregister);
diff --git a/arch/arm/common/vic.c b/arch/arm/common/vic.c
index 920ced0b73c5..f232941de8ab 100644
--- a/arch/arm/common/vic.c
+++ b/arch/arm/common/vic.c
@@ -22,6 +22,7 @@
 #include <linux/list.h>
 #include <linux/io.h>
 #include <linux/sysdev.h>
+#include <linux/device.h>
 #include <linux/amba/bus.h>
 
 #include <asm/mach/irq.h>
diff --git a/arch/arm/configs/ams_delta_defconfig b/arch/arm/configs/ams_delta_defconfig
index 764732529ea3..e8f7380b67d6 100644
--- a/arch/arm/configs/ams_delta_defconfig
+++ b/arch/arm/configs/ams_delta_defconfig
@@ -55,10 +55,10 @@ CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
-# CONFIG_EMBEDDED is not set
+CONFIG_EMBEDDED=y
 CONFIG_UID16=y
 CONFIG_SYSCTL_SYSCALL=y
-CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS is not set
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
 CONFIG_HOTPLUG=y
@@ -224,7 +224,7 @@ CONFIG_CPU_CP15_MMU=y
 #
 # Processor Features
 #
-# CONFIG_ARM_THUMB is not set
+CONFIG_ARM_THUMB=y
 # CONFIG_CPU_ICACHE_DISABLE is not set
 # CONFIG_CPU_DCACHE_DISABLE is not set
 CONFIG_CPU_DCACHE_WRITETHROUGH=y
@@ -248,7 +248,7 @@ CONFIG_CPU_DCACHE_WRITETHROUGH=y
 # CONFIG_HIGH_RES_TIMERS is not set
 CONFIG_PREEMPT=y
 CONFIG_HZ=100
-# CONFIG_AEABI is not set
+CONFIG_AEABI=y
 # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
@@ -299,7 +299,9 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_SUSPEND is not set
+CONFIG_PM_RUNTIME=y
 
 #
 # Networking
@@ -670,7 +672,7 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # CONFIG_INPUT_JOYDEV is not set
 # CONFIG_INPUT_TSDEV is not set
-# CONFIG_INPUT_EVDEV is not set
+CONFIG_INPUT_EVDEV=y
 # CONFIG_INPUT_EVBUG is not set
 
 #
@@ -784,6 +786,7 @@ CONFIG_I2C_OMAP=y
 #
 # CONFIG_SPI is not set
 # CONFIG_SPI_MASTER is not set
+CONFIG_GPIO_SYSFS=y
 
 #
 # Dallas's 1-wire bus
@@ -820,6 +823,7 @@ CONFIG_LEDS_AMS_DELTA=y
 CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 
 #
 # Multimedia devices
@@ -896,7 +900,13 @@ CONFIG_LOGO_LINUX_CLUT224=y
 #
 # Sound
 #
-# CONFIG_SOUND is not set
+CONFIG_SOUND=y
+CONFIG_SND=y
+CONFIG_SND_MIXER_OSS=y
+CONFIG_SND_PCM_OSS=y
+CONFIG_SND_SOC=y
+CONFIG_SND_OMAP_SOC=y
+CONFIG_SND_OMAP_SOC_AMS_DELTA=y
 
 #
 # HID Devices
diff --git a/arch/arm/configs/h3600_defconfig b/arch/arm/configs/h3600_defconfig
index 1502957db2c3..f6aed7747d4d 100644
--- a/arch/arm/configs/h3600_defconfig
+++ b/arch/arm/configs/h3600_defconfig
@@ -90,7 +90,6 @@ CONFIG_ARCH_SA1100=y
 # CONFIG_SA1100_COLLIE is not set
 # CONFIG_SA1100_H3100 is not set
 CONFIG_SA1100_H3600=y
-CONFIG_SA1100_H3XXX=y
 # CONFIG_SA1100_BADGE4 is not set
 # CONFIG_SA1100_JORNADA720 is not set
 # CONFIG_SA1100_HACKKIT is not set
diff --git a/arch/arm/configs/iop33x_defconfig b/arch/arm/configs/iop33x_defconfig
index eec488298267..ed2d59d01829 100644
--- a/arch/arm/configs/iop33x_defconfig
+++ b/arch/arm/configs/iop33x_defconfig
@@ -1,29 +1,26 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24-rc5
-# Wed Dec 12 16:11:27 2007
+# Linux kernel version: 2.6.31-rc6
+# Tue Aug 18 13:41:41 2009
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
-# CONFIG_GENERIC_GPIO is not set
-# CONFIG_GENERIC_TIME is not set
-# CONFIG_GENERIC_CLOCKEVENTS is not set
+CONFIG_GENERIC_GPIO=y
 CONFIG_MMU=y
-# CONFIG_NO_IOPORT is not set
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
-# CONFIG_ARCH_HAS_ILOG2_U32 is not set
-# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_ZONE_DMA=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,21 +37,39 @@ CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_BSD_PROCESS_ACCT=y
 # CONFIG_BSD_PROCESS_ACCT_V3 is not set
 # CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_PID_NS is not set
 # CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+# CONFIG_CLASSIC_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
+# CONFIG_GROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
+CONFIG_NAMESPACES=y
+# CONFIG_UTS_NS is not set
+# CONFIG_IPC_NS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_PID_NS is not set
+# CONFIG_NET_NS is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+CONFIG_RD_BZIP2=y
+CONFIG_RD_LZMA=y
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
 # CONFIG_EMBEDDED is not set
 CONFIG_UID16=y
 CONFIG_SYSCTL_SYSCALL=y
@@ -67,29 +82,48 @@ CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
-CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
+CONFIG_AIO=y
+
+#
+# Performance Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_PCI_QUIRKS=y
+# CONFIG_STRIP_ASM_SYMS is not set
+CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
+# CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_KPROBES is not set
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
-# CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
+# CONFIG_MODULE_FORCE_LOAD is not set
 CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_FORCE_UNLOAD is not set
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
-CONFIG_KMOD=y
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_LSF is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
 # IO Schedulers
@@ -103,6 +137,7 @@ CONFIG_IOSCHED_CFQ=y
 CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
+# CONFIG_FREEZER is not set
 
 #
 # System Type
@@ -112,15 +147,15 @@ CONFIG_DEFAULT_IOSCHED="cfq"
 # CONFIG_ARCH_REALVIEW is not set
 # CONFIG_ARCH_VERSATILE is not set
 # CONFIG_ARCH_AT91 is not set
-# CONFIG_ARCH_CLPS7500 is not set
 # CONFIG_ARCH_CLPS711X is not set
-# CONFIG_ARCH_CO285 is not set
+# CONFIG_ARCH_GEMINI is not set
 # CONFIG_ARCH_EBSA110 is not set
 # CONFIG_ARCH_EP93XX is not set
 # CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_STMP3XXX is not set
 # CONFIG_ARCH_NETX is not set
 # CONFIG_ARCH_H720X is not set
-# CONFIG_ARCH_IMX is not set
 # CONFIG_ARCH_IOP13XX is not set
 # CONFIG_ARCH_IOP32X is not set
 CONFIG_ARCH_IOP33X=y
@@ -128,19 +163,26 @@ CONFIG_ARCH_IOP33X=y
 # CONFIG_ARCH_IXP2000 is not set
 # CONFIG_ARCH_IXP4XX is not set
 # CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_KIRKWOOD is not set
+# CONFIG_ARCH_LOKI is not set
+# CONFIG_ARCH_MV78XX0 is not set
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_MMP is not set
 # CONFIG_ARCH_KS8695 is not set
 # CONFIG_ARCH_NS9XXX is not set
-# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_W90X900 is not set
 # CONFIG_ARCH_PNX4008 is not set
 # CONFIG_ARCH_PXA is not set
+# CONFIG_ARCH_MSM is not set
 # CONFIG_ARCH_RPC is not set
 # CONFIG_ARCH_SA1100 is not set
 # CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_S3C64XX is not set
 # CONFIG_ARCH_SHARK is not set
 # CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_U300 is not set
 # CONFIG_ARCH_DAVINCI is not set
 # CONFIG_ARCH_OMAP is not set
-CONFIG_IOP3XX_ATU=y
 
 #
 # IOP33x Implementation Options
@@ -151,14 +193,6 @@ CONFIG_IOP3XX_ATU=y
 #
 CONFIG_ARCH_IQ80331=y
 CONFIG_MACH_IQ80332=y
-
-#
-# Boot options
-#
-
-#
-# Power management
-#
 CONFIG_PLAT_IOP=y
 
 #
@@ -168,6 +202,7 @@ CONFIG_CPU_32=y
 CONFIG_CPU_XSCALE=y
 CONFIG_CPU_32v5=y
 CONFIG_CPU_ABRT_EV5T=y
+CONFIG_CPU_PABRT_NOIFAR=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_TLB_V4WBI=y
 CONFIG_CPU_CP15=y
@@ -178,7 +213,6 @@ CONFIG_CPU_CP15_MMU=y
 #
 # CONFIG_ARM_THUMB is not set
 # CONFIG_CPU_DCACHE_DISABLE is not set
-# CONFIG_OUTER_CACHE is not set
 # CONFIG_IWMMXT is not set
 CONFIG_XSCALE_PMU=y
 
@@ -190,41 +224,55 @@ CONFIG_PCI_SYSCALL=y
 # CONFIG_ARCH_SUPPORTS_MSI is not set
 CONFIG_PCI_LEGACY=y
 # CONFIG_PCI_DEBUG is not set
+# CONFIG_PCI_STUB is not set
+# CONFIG_PCI_IOV is not set
 # CONFIG_PCCARD is not set
 
 #
 # Kernel Features
 #
-# CONFIG_TICK_ONESHOT is not set
+CONFIG_VMSPLIT_3G=y
+# CONFIG_VMSPLIT_2G is not set
+# CONFIG_VMSPLIT_1G is not set
+CONFIG_PAGE_OFFSET=0xC0000000
 # CONFIG_PREEMPT is not set
 CONFIG_HZ=100
 # CONFIG_AEABI is not set
-# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
+# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
+# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
+# CONFIG_HIGHMEM is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 CONFIG_FLATMEM_MANUAL=y
 # CONFIG_DISCONTIGMEM_MANUAL is not set
 # CONFIG_SPARSEMEM_MANUAL is not set
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
-# CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
+CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4096
-# CONFIG_RESOURCES_64BIT is not set
-CONFIG_ZONE_DMA_FLAG=1
-CONFIG_BOUNCE=y
+# CONFIG_PHYS_ADDR_T_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_ALIGNMENT_TRAP=y
+# CONFIG_UACCESS_WITH_MEMCPY is not set
 
 #
 # Boot options
 #
 CONFIG_ZBOOT_ROM_TEXT=0x0
 CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="console=ttyS0,115200 root=/dev/nfs ip=bootp cachepolicy=writealloc"
+CONFIG_CMDLINE="console=ttyS0,115200 root=/dev/nfs ip=bootp cachepolicy=writealloc iop3xx_init_atu=y"
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_KEXEC is not set
 
 #
+# CPU Power Management
+#
+# CONFIG_CPU_IDLE is not set
+
+#
 # Floating point emulation
 #
 
@@ -239,6 +287,8 @@ CONFIG_FPE_NWFPE=y
 # Userspace binary formats
 #
 CONFIG_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_HAVE_AOUT=y
 CONFIG_BINFMT_AOUT=y
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_ARTHUR is not set
@@ -247,11 +297,7 @@ CONFIG_BINFMT_AOUT=y
 # Power management options
 #
 # CONFIG_PM is not set
-CONFIG_SUSPEND_UP_POSSIBLE=y
-
-#
-# Networking
-#
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
 CONFIG_NET=y
 
 #
@@ -264,6 +310,7 @@ CONFIG_XFRM=y
 # CONFIG_XFRM_USER is not set
 # CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_XFRM_MIGRATE is not set
+# CONFIG_XFRM_STATISTICS is not set
 # CONFIG_NET_KEY is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -310,6 +357,7 @@ CONFIG_IPV6=y
 # CONFIG_IPV6_SIT is not set
 # CONFIG_IPV6_TUNNEL is not set
 # CONFIG_IPV6_MULTIPLE_TABLES is not set
+# CONFIG_IPV6_MROUTE is not set
 # CONFIG_NETWORK_SECMARK is not set
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
@@ -317,6 +365,7 @@ CONFIG_IPV6=y
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
 # CONFIG_VLAN_8021Q is not set
 # CONFIG_DECNET is not set
 # CONFIG_LLC2 is not set
@@ -326,24 +375,31 @@ CONFIG_IPV6=y
 # CONFIG_LAPB is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
+# CONFIG_DCB is not set
 
 #
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
 # CONFIG_HAMRADIO is not set
+# CONFIG_CAN is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
+CONFIG_WIRELESS=y
+# CONFIG_CFG80211 is not set
+# CONFIG_WIRELESS_OLD_REGULATORY is not set
+# CONFIG_WIRELESS_EXT is not set
+# CONFIG_LIB80211 is not set
 
 #
-# Wireless
+# CFG80211 needs to be enabled for MAC80211
 #
-# CONFIG_CFG80211 is not set
-# CONFIG_WIRELESS_EXT is not set
-# CONFIG_MAC80211 is not set
-# CONFIG_IEEE80211 is not set
+CONFIG_MAC80211_DEFAULT_PS_VALUE=0
+# CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
 
@@ -357,7 +413,9 @@ CONFIG_IPV6=y
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
-# CONFIG_FW_LOADER is not set
+CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_DEBUG_DRIVER is not set
 # CONFIG_DEBUG_DEVRES is not set
 # CONFIG_SYS_HYPERVISOR is not set
@@ -366,12 +424,14 @@ CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y
 CONFIG_MTD_REDBOOT_PARTS_READONLY=y
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AFS_PARTS is not set
+# CONFIG_MTD_AR7_PARTS is not set
 
 #
 # User Modules And Translation Layers
@@ -421,9 +481,7 @@ CONFIG_MTD_CFI_UTIL=y
 #
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 CONFIG_MTD_PHYSMAP=y
-CONFIG_MTD_PHYSMAP_START=0x0
-CONFIG_MTD_PHYSMAP_LEN=0x0
-CONFIG_MTD_PHYSMAP_BANKWIDTH=1
+# CONFIG_MTD_PHYSMAP_COMPAT is not set
 # CONFIG_MTD_ARM_INTEGRATOR is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
 # CONFIG_MTD_PLATRAM is not set
@@ -447,6 +505,11 @@ CONFIG_MTD_PHYSMAP_BANKWIDTH=1
 # CONFIG_MTD_ONENAND is not set
 
 #
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
 # UBI - Unsorted block images
 #
 # CONFIG_MTD_UBI is not set
@@ -463,14 +526,29 @@ CONFIG_BLK_DEV_NBD=y
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=8192
-CONFIG_BLK_DEV_RAM_BLOCKSIZE=1024
+# CONFIG_BLK_DEV_XIP is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
+# CONFIG_MG_DISK is not set
 CONFIG_MISC_DEVICES=y
 # CONFIG_PHANTOM is not set
-# CONFIG_EEPROM_93CX6 is not set
 # CONFIG_SGI_IOC4 is not set
 # CONFIG_TIFM_CORE is not set
+# CONFIG_ICS932S401 is not set
+# CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_HP_ILO is not set
+# CONFIG_ISL29003 is not set
+# CONFIG_C2PORT is not set
+
+#
+# EEPROM support
+#
+# CONFIG_EEPROM_AT24 is not set
+# CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_MAX6875 is not set
+# CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
+CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
 #
@@ -492,10 +570,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=y
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -512,6 +586,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_CXGB3_ISCSI is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -520,13 +596,18 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_DPT_I2O is not set
 # CONFIG_SCSI_ADVANSYS is not set
 # CONFIG_SCSI_ARCMSR is not set
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
+# CONFIG_SCSI_MPT2SAS is not set
 # CONFIG_SCSI_HPTIOP is not set
+# CONFIG_LIBFC is not set
+# CONFIG_LIBFCOE is not set
+# CONFIG_FCOE is not set
 # CONFIG_SCSI_DMX3191D is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
 # CONFIG_SCSI_IPS is not set
@@ -543,15 +624,18 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_DH is not set
+# CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
 CONFIG_MD=y
 CONFIG_BLK_DEV_MD=y
+CONFIG_MD_AUTODETECT=y
 CONFIG_MD_LINEAR=y
 CONFIG_MD_RAID0=y
 CONFIG_MD_RAID1=y
 # CONFIG_MD_RAID10 is not set
 CONFIG_MD_RAID456=y
-# CONFIG_MD_RAID5_RESHAPE is not set
+CONFIG_MD_RAID6_PQ=y
 # CONFIG_MD_MULTIPATH is not set
 # CONFIG_MD_FAULTY is not set
 CONFIG_BLK_DEV_DM=y
@@ -568,27 +652,34 @@ CONFIG_BLK_DEV_DM=y
 #
 # IEEE 1394 (FireWire) support
 #
+
+#
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
+#
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
 # CONFIG_EQUALIZER is not set
 # CONFIG_TUN is not set
 # CONFIG_VETH is not set
-# CONFIG_IP1000 is not set
 # CONFIG_ARCNET is not set
 # CONFIG_NET_ETHERNET is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
 CONFIG_E1000=y
-CONFIG_E1000_NAPI=y
-# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
 # CONFIG_E1000E is not set
+# CONFIG_IP1000 is not set
+# CONFIG_IGB is not set
+# CONFIG_IGBVF is not set
 # CONFIG_NS83820 is not set
 # CONFIG_HAMACHI is not set
 # CONFIG_YELLOWFIN is not set
@@ -596,23 +687,34 @@ CONFIG_E1000_NAPI=y
 # CONFIG_SIS190 is not set
 # CONFIG_SKGE is not set
 # CONFIG_SKY2 is not set
-# CONFIG_SK98LIN is not set
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
+# CONFIG_ATL1E is not set
+# CONFIG_ATL1C is not set
+# CONFIG_JME is not set
 CONFIG_NETDEV_10000=y
 # CONFIG_CHELSIO_T1 is not set
+CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_CHELSIO_T3 is not set
+# CONFIG_ENIC is not set
 # CONFIG_IXGBE is not set
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
+# CONFIG_VXGE is not set
 # CONFIG_MYRI10GE is not set
 # CONFIG_NETXEN_NIC is not set
 # CONFIG_NIU is not set
+# CONFIG_MLX4_EN is not set
 # CONFIG_MLX4_CORE is not set
 # CONFIG_TEHUTI is not set
+# CONFIG_BNX2X is not set
+# CONFIG_QLGE is not set
+# CONFIG_SFC is not set
+# CONFIG_BE2NET is not set
 # CONFIG_TR is not set
 
 #
@@ -620,13 +722,16 @@ CONFIG_NETDEV_10000=y
 #
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
 # CONFIG_WAN is not set
 # CONFIG_FDDI is not set
 # CONFIG_HIPPI is not set
 # CONFIG_PPP is not set
 # CONFIG_SLIP is not set
 # CONFIG_NET_FC is not set
-# CONFIG_SHAPER is not set
 # CONFIG_NETCONSOLE is not set
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
@@ -670,10 +775,13 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # Character devices
 #
 CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
 CONFIG_VT_CONSOLE=y
 CONFIG_HW_CONSOLE=y
 # CONFIG_VT_HW_CONSOLE_BINDING is not set
+CONFIG_DEVKMEM=y
 # CONFIG_SERIAL_NONSTANDARD is not set
+# CONFIG_NOZOMI is not set
 
 #
 # Serial drivers
@@ -692,11 +800,12 @@ CONFIG_SERIAL_CORE=y
 CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_SERIAL_JSM is not set
 CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
-# CONFIG_NVRAM is not set
+# CONFIG_HW_RANDOM_TIMERIOMEM is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -705,16 +814,14 @@ CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
 CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_HELPER_AUTO=y
 
 #
-# I2C Algorithms
+# I2C Hardware Bus support
 #
-# CONFIG_I2C_ALGOBIT is not set
-# CONFIG_I2C_ALGOPCF is not set
-# CONFIG_I2C_ALGOPCA is not set
 
 #
-# I2C Hardware Bus support
+# PC SMBus host controller drivers
 #
 # CONFIG_I2C_ALI1535 is not set
 # CONFIG_I2C_ALI1563 is not set
@@ -722,50 +829,82 @@ CONFIG_I2C_CHARDEV=y
 # CONFIG_I2C_AMD756 is not set
 # CONFIG_I2C_AMD8111 is not set
 # CONFIG_I2C_I801 is not set
-# CONFIG_I2C_I810 is not set
+# CONFIG_I2C_ISCH is not set
 # CONFIG_I2C_PIIX4 is not set
-CONFIG_I2C_IOP3XX=y
 # CONFIG_I2C_NFORCE2 is not set
-# CONFIG_I2C_OCORES is not set
-# CONFIG_I2C_PARPORT_LIGHT is not set
-# CONFIG_I2C_PROSAVAGE is not set
-# CONFIG_I2C_SAVAGE4 is not set
-# CONFIG_I2C_SIMTEC is not set
 # CONFIG_I2C_SIS5595 is not set
 # CONFIG_I2C_SIS630 is not set
 # CONFIG_I2C_SIS96X is not set
-# CONFIG_I2C_TAOS_EVM is not set
-# CONFIG_I2C_STUB is not set
 # CONFIG_I2C_VIA is not set
 # CONFIG_I2C_VIAPRO is not set
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_GPIO is not set
+CONFIG_I2C_IOP3XX=y
+# CONFIG_I2C_OCORES is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Graphics adapter I2C/DDC channel drivers
+#
 # CONFIG_I2C_VOODOO3 is not set
 
 #
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
 # Miscellaneous I2C Chip support
 #
-# CONFIG_SENSORS_DS1337 is not set
-# CONFIG_SENSORS_DS1374 is not set
 # CONFIG_DS1682 is not set
-# CONFIG_EEPROM_LEGACY is not set
 # CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_PCF8575 is not set
 # CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
+# CONFIG_SPI is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+# CONFIG_GPIO_SYSFS is not set
 
 #
-# SPI support
+# Memory mapped GPIO expanders:
+#
+
+#
+# I2C GPIO expanders:
+#
+# CONFIG_GPIO_MAX732X is not set
+# CONFIG_GPIO_PCA953X is not set
+# CONFIG_GPIO_PCF857X is not set
+
+#
+# PCI GPIO expanders:
+#
+# CONFIG_GPIO_BT8XX is not set
+
+#
+# SPI GPIO expanders:
 #
-# CONFIG_SPI is not set
-# CONFIG_SPI_MASTER is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
@@ -773,13 +912,17 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADM1029 is not set
 # CONFIG_SENSORS_ADM1031 is not set
 # CONFIG_SENSORS_ADM9240 is not set
+# CONFIG_SENSORS_ADT7462 is not set
 # CONFIG_SENSORS_ADT7470 is not set
+# CONFIG_SENSORS_ADT7473 is not set
+# CONFIG_SENSORS_ADT7475 is not set
 # CONFIG_SENSORS_ATXP1 is not set
 # CONFIG_SENSORS_DS1621 is not set
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_F75375S is not set
+# CONFIG_SENSORS_G760A is not set
 # CONFIG_SENSORS_GL518SM is not set
 # CONFIG_SENSORS_GL520SM is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -794,16 +937,23 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_LM90 is not set
 # CONFIG_SENSORS_LM92 is not set
 # CONFIG_SENSORS_LM93 is not set
+# CONFIG_SENSORS_LTC4215 is not set
+# CONFIG_SENSORS_LTC4245 is not set
+# CONFIG_SENSORS_LM95241 is not set
 # CONFIG_SENSORS_MAX1619 is not set
 # CONFIG_SENSORS_MAX6650 is not set
 # CONFIG_SENSORS_PC87360 is not set
 # CONFIG_SENSORS_PC87427 is not set
+# CONFIG_SENSORS_PCF8591 is not set
+# CONFIG_SENSORS_SHT15 is not set
 # CONFIG_SENSORS_SIS5595 is not set
 # CONFIG_SENSORS_DME1737 is not set
 # CONFIG_SENSORS_SMSC47M1 is not set
 # CONFIG_SENSORS_SMSC47M192 is not set
 # CONFIG_SENSORS_SMSC47B397 is not set
+# CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -812,28 +962,38 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83792D is not set
 # CONFIG_SENSORS_W83793 is not set
 # CONFIG_SENSORS_W83L785TS is not set
+# CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_HWMON_DEBUG_CHIP is not set
+# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
 
 #
 # Sonics Silicon Backplane
 #
-CONFIG_SSB_POSSIBLE=y
 # CONFIG_SSB is not set
 
 #
 # Multifunction device drivers
 #
+# CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-CONFIG_DAB=y
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_TPS65010 is not set
+# CONFIG_TWL4030_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_TC6393XB is not set
+# CONFIG_PMIC_DA903X is not set
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -854,15 +1014,16 @@ CONFIG_DAB=y
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
-
-#
-# Sound
-#
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
 # CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
+# CONFIG_HID_PID is not set
+
+#
+# Special HID drivers
+#
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -870,14 +1031,21 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_USB is not set
 
 #
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+# Enable Host or Gadget support to see Inventra options
 #
 
 #
-# USB Gadget Support
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
 #
 # CONFIG_USB_GADGET is not set
+
+#
+# OTG and related infrastructure
+#
+# CONFIG_UWB is not set
 # CONFIG_MMC is not set
+# CONFIG_MEMSTICK is not set
+# CONFIG_ACCESSIBILITY is not set
 # CONFIG_NEW_LEDS is not set
 CONFIG_RTC_LIB=y
 # CONFIG_RTC_CLASS is not set
@@ -893,6 +1061,12 @@ CONFIG_DMA_ENGINE=y
 # DMA Clients
 #
 CONFIG_NET_DMA=y
+# CONFIG_ASYNC_TX_DMA is not set
+# CONFIG_DMATEST is not set
+# CONFIG_AUXDISPLAY is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_UIO is not set
+# CONFIG_STAGING is not set
 
 #
 # File systems
@@ -901,10 +1075,11 @@ CONFIG_EXT2_FS=y
 # CONFIG_EXT2_FS_XATTR is not set
 # CONFIG_EXT2_FS_XIP is not set
 CONFIG_EXT3_FS=y
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
 CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_POSIX_ACL is not set
 # CONFIG_EXT3_FS_SECURITY is not set
-# CONFIG_EXT4DEV_FS is not set
+# CONFIG_EXT4_FS is not set
 CONFIG_JBD=y
 CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
@@ -913,17 +1088,23 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_XFS_FS is not set
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
+# CONFIG_BTRFS_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
+CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
-CONFIG_DNOTIFY=y
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
 # CONFIG_FUSE_FS is not set
 
 #
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
 # CD-ROM/DVD Filesystems
 #
 # CONFIG_ISO9660_FS is not set
@@ -941,15 +1122,13 @@ CONFIG_DNOTIFY=y
 #
 CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
 # CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
-
-#
-# Miscellaneous filesystems
-#
+CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ADFS_FS is not set
 # CONFIG_AFFS_FS is not set
 # CONFIG_HFS_FS is not set
@@ -959,29 +1138,31 @@ CONFIG_TMPFS=y
 # CONFIG_EFS_FS is not set
 # CONFIG_JFFS2_FS is not set
 CONFIG_CRAMFS=y
+# CONFIG_SQUASHFS is not set
 # CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 # CONFIG_NFS_V4 is not set
-# CONFIG_NFS_DIRECTIO is not set
+CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
 # CONFIG_NFSD_V3_ACL is not set
 # CONFIG_NFSD_V4 is not set
-# CONFIG_NFSD_TCP is not set
-CONFIG_ROOT_NFS=y
 CONFIG_LOCKD=y
 CONFIG_LOCKD_V4=y
 CONFIG_EXPORTFS=y
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
-# CONFIG_SUNRPC_BIND34 is not set
 # CONFIG_RPCSEC_GSS_KRB5 is not set
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
@@ -1013,9 +1194,6 @@ CONFIG_MSDOS_PARTITION=y
 # CONFIG_SYSV68_PARTITION is not set
 # CONFIG_NLS is not set
 # CONFIG_DLM is not set
-CONFIG_INSTRUMENTATION=y
-# CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 
 #
 # Kernel hacking
@@ -1023,6 +1201,7 @@ CONFIG_INSTRUMENTATION=y
 # CONFIG_PRINTK_TIME is not set
 CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
@@ -1030,10 +1209,17 @@ CONFIG_MAGIC_SYSRQ=y
 CONFIG_DEBUG_KERNEL=y
 # CONFIG_DEBUG_SHIRQ is not set
 CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
 CONFIG_SCHED_DEBUG=y
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_TIMER_STATS is not set
+# CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1047,16 +1233,41 @@ CONFIG_SCHED_DEBUG=y
 CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 # CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
 CONFIG_FRAME_POINTER=y
-# CONFIG_FORCED_INLINING is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
 # CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+# CONFIG_SYSCTL_SYSCALL_CHECK is not set
+# CONFIG_PAGE_POISONING is not set
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_TRACING_SUPPORT=y
+CONFIG_FTRACE=y
+# CONFIG_FUNCTION_TRACER is not set
+# CONFIG_SCHED_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_BOOT_TRACER is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
+# CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
 CONFIG_DEBUG_USER=y
 # CONFIG_DEBUG_ERRORS is not set
+# CONFIG_DEBUG_STACK_USAGE is not set
 CONFIG_DEBUG_LL=y
 # CONFIG_DEBUG_ICEDCC is not set
 
@@ -1065,24 +1276,117 @@ CONFIG_DEBUG_LL=y
 #
 # CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
 # CONFIG_SECURITY_FILE_CAPABILITIES is not set
 CONFIG_XOR_BLOCKS=y
 CONFIG_ASYNC_CORE=y
 CONFIG_ASYNC_MEMCPY=y
 CONFIG_ASYNC_XOR=y
-# CONFIG_CRYPTO is not set
+CONFIG_CRYPTO=y
+
+#
+# Crypto core or helper
+#
+# CONFIG_CRYPTO_FIPS is not set
+# CONFIG_CRYPTO_MANAGER is not set
+# CONFIG_CRYPTO_MANAGER2 is not set
+# CONFIG_CRYPTO_GF128MUL is not set
+# CONFIG_CRYPTO_NULL is not set
+# CONFIG_CRYPTO_CRYPTD is not set
+# CONFIG_CRYPTO_AUTHENC is not set
+# CONFIG_CRYPTO_TEST is not set
+
+#
+# Authenticated Encryption with Associated Data
+#
+# CONFIG_CRYPTO_CCM is not set
+# CONFIG_CRYPTO_GCM is not set
+# CONFIG_CRYPTO_SEQIV is not set
+
+#
+# Block modes
+#
+# CONFIG_CRYPTO_CBC is not set
+# CONFIG_CRYPTO_CTR is not set
+# CONFIG_CRYPTO_CTS is not set
+# CONFIG_CRYPTO_ECB is not set
+# CONFIG_CRYPTO_LRW is not set
+# CONFIG_CRYPTO_PCBC is not set
+# CONFIG_CRYPTO_XTS is not set
+
+#
+# Hash modes
+#
+# CONFIG_CRYPTO_HMAC is not set
+# CONFIG_CRYPTO_XCBC is not set
+
+#
+# Digest
+#
+# CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_MD4 is not set
+# CONFIG_CRYPTO_MD5 is not set
+# CONFIG_CRYPTO_MICHAEL_MIC is not set
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
+# CONFIG_CRYPTO_SHA1 is not set
+# CONFIG_CRYPTO_SHA256 is not set
+# CONFIG_CRYPTO_SHA512 is not set
+# CONFIG_CRYPTO_TGR192 is not set
+# CONFIG_CRYPTO_WP512 is not set
+
+#
+# Ciphers
+#
+# CONFIG_CRYPTO_AES is not set
+# CONFIG_CRYPTO_ANUBIS is not set
+# CONFIG_CRYPTO_ARC4 is not set
+# CONFIG_CRYPTO_BLOWFISH is not set
+# CONFIG_CRYPTO_CAMELLIA is not set
+# CONFIG_CRYPTO_CAST5 is not set
+# CONFIG_CRYPTO_CAST6 is not set
+# CONFIG_CRYPTO_DES is not set
+# CONFIG_CRYPTO_FCRYPT is not set
+# CONFIG_CRYPTO_KHAZAD is not set
+# CONFIG_CRYPTO_SALSA20 is not set
+# CONFIG_CRYPTO_SEED is not set
+# CONFIG_CRYPTO_SERPENT is not set
+# CONFIG_CRYPTO_TEA is not set
+# CONFIG_CRYPTO_TWOFISH is not set
+
+#
+# Compression
+#
+# CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
+# CONFIG_CRYPTO_LZO is not set
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+CONFIG_CRYPTO_HW=y
+# CONFIG_CRYPTO_DEV_HIFN_795X is not set
+# CONFIG_BINARY_PRINTF is not set
 
 #
 # Library routines
 #
+CONFIG_GENERIC_FIND_LAST_BIT=y
 # CONFIG_CRC_CCITT is not set
 # CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
 # CONFIG_CRC_ITU_T is not set
 # CONFIG_CRC32 is not set
 # CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
 CONFIG_ZLIB_INFLATE=y
-CONFIG_PLIST=y
+CONFIG_DECOMPRESS_GZIP=y
+CONFIG_DECOMPRESS_BZIP2=y
+CONFIG_DECOMPRESS_LZMA=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
diff --git a/arch/arm/configs/kirkwood_defconfig b/arch/arm/configs/kirkwood_defconfig
index af74cc2de8b6..bcfade33bca9 100644
--- a/arch/arm/configs/kirkwood_defconfig
+++ b/arch/arm/configs/kirkwood_defconfig
@@ -1,15 +1,13 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc4
-# Mon May  4 11:58:57 2009
+# Linux kernel version: 2.6.32-rc6
+# Sat Nov  7 20:31:18 2009
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_MMU=y
-# CONFIG_NO_IOPORT is not set
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -18,13 +16,12 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
-# CONFIG_ARCH_HAS_ILOG2_U32 is not set
-# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -46,11 +43,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=19
 # CONFIG_GROUP_SCHED is not set
@@ -73,7 +71,6 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -86,6 +83,10 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+
+#
+# Kernel Performance Events And Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
@@ -95,13 +96,17 @@ CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-# CONFIG_MARKERS is not set
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
 CONFIG_KRETPROBES=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -114,7 +119,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -135,19 +140,22 @@ CONFIG_DEFAULT_IOSCHED="cfq"
 #
 # System Type
 #
+CONFIG_MMU=y
 # CONFIG_ARCH_AAEC2000 is not set
 # CONFIG_ARCH_INTEGRATOR is not set
 # CONFIG_ARCH_REALVIEW is not set
 # CONFIG_ARCH_VERSATILE is not set
 # CONFIG_ARCH_AT91 is not set
 # CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_GEMINI is not set
 # CONFIG_ARCH_EBSA110 is not set
 # CONFIG_ARCH_EP93XX is not set
-# CONFIG_ARCH_GEMINI is not set
 # CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_STMP3XXX is not set
 # CONFIG_ARCH_NETX is not set
 # CONFIG_ARCH_H720X is not set
-# CONFIG_ARCH_IMX is not set
+# CONFIG_ARCH_NOMADIK is not set
 # CONFIG_ARCH_IOP13XX is not set
 # CONFIG_ARCH_IOP32X is not set
 # CONFIG_ARCH_IOP33X is not set
@@ -156,25 +164,27 @@ CONFIG_DEFAULT_IOSCHED="cfq"
 # CONFIG_ARCH_IXP4XX is not set
 # CONFIG_ARCH_L7200 is not set
 CONFIG_ARCH_KIRKWOOD=y
-# CONFIG_ARCH_KS8695 is not set
-# CONFIG_ARCH_NS9XXX is not set
 # CONFIG_ARCH_LOKI is not set
 # CONFIG_ARCH_MV78XX0 is not set
-# CONFIG_ARCH_MXC is not set
 # CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_W90X900 is not set
 # CONFIG_ARCH_PNX4008 is not set
 # CONFIG_ARCH_PXA is not set
-# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_MSM is not set
 # CONFIG_ARCH_RPC is not set
 # CONFIG_ARCH_SA1100 is not set
 # CONFIG_ARCH_S3C2410 is not set
 # CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_S5PC1XX is not set
 # CONFIG_ARCH_SHARK is not set
 # CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_U300 is not set
 # CONFIG_ARCH_DAVINCI is not set
 # CONFIG_ARCH_OMAP is not set
-# CONFIG_ARCH_MSM is not set
-# CONFIG_ARCH_W90X900 is not set
+# CONFIG_ARCH_BCMRING is not set
 
 #
 # Marvell Kirkwood Implementations
@@ -185,6 +195,7 @@ CONFIG_MACH_RD88F6281=y
 CONFIG_MACH_MV88F6281GTW_GE=y
 CONFIG_MACH_SHEEVAPLUG=y
 CONFIG_MACH_TS219=y
+CONFIG_MACH_OPENRD_BASE=y
 CONFIG_PLAT_ORION=y
 
 #
@@ -195,7 +206,7 @@ CONFIG_CPU_FEROCEON=y
 # CONFIG_CPU_FEROCEON_OLD_ID is not set
 CONFIG_CPU_32v5=y
 CONFIG_CPU_ABRT_EV5T=y
-CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_PABRT_LEGACY=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_COPY_FEROCEON=y
 CONFIG_CPU_TLB_FEROCEON=y
@@ -211,6 +222,7 @@ CONFIG_ARM_THUMB=y
 CONFIG_OUTER_CACHE=y
 CONFIG_CACHE_FEROCEON_L2=y
 # CONFIG_CACHE_FEROCEON_L2_WRITETHROUGH is not set
+CONFIG_ARM_L1_CACHE_SHIFT=5
 
 #
 # Bus support
@@ -235,11 +247,12 @@ CONFIG_VMSPLIT_3G=y
 # CONFIG_VMSPLIT_2G is not set
 # CONFIG_VMSPLIT_1G is not set
 CONFIG_PAGE_OFFSET=0xC0000000
+# CONFIG_PREEMPT_NONE is not set
+# CONFIG_PREEMPT_VOLUNTARY is not set
 CONFIG_PREEMPT=y
 CONFIG_HZ=100
 CONFIG_AEABI=y
 # CONFIG_OABI_COMPAT is not set
-CONFIG_ARCH_FLATMEM_HAS_HOLES=y
 # CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
 # CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
 # CONFIG_HIGHMEM is not set
@@ -254,10 +267,12 @@ CONFIG_SPLIT_PTLOCK_CPUS=4096
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_ALIGNMENT_TRAP=y
+CONFIG_UACCESS_WITH_MEMCPY=y
 
 #
 # Boot options
@@ -345,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -367,6 +383,7 @@ CONFIG_NET_DSA_MV88E6123_61_65=y
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -383,17 +400,18 @@ CONFIG_NET_PKTGEN=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 CONFIG_CFG80211=y
+# CONFIG_NL80211_TESTMODE is not set
+# CONFIG_CFG80211_DEVELOPER_WARNINGS is not set
 # CONFIG_CFG80211_REG_DEBUG is not set
+CONFIG_CFG80211_DEFAULT_PS=y
+CONFIG_CFG80211_DEFAULT_PS_VALUE=1
+# CONFIG_CFG80211_DEBUGFS is not set
 CONFIG_WIRELESS_OLD_REGULATORY=y
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
 CONFIG_LIB80211=y
 # CONFIG_LIB80211_DEBUG is not set
 CONFIG_MAC80211=y
-
-#
-# Rate control algorithm selection
-#
 CONFIG_MAC80211_RC_MINSTREL=y
 # CONFIG_MAC80211_RC_DEFAULT_PID is not set
 CONFIG_MAC80211_RC_DEFAULT_MINSTREL=y
@@ -414,6 +432,7 @@ CONFIG_MAC80211_RC_DEFAULT="minstrel"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -425,9 +444,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AFS_PARTS is not set
@@ -494,6 +513,7 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_DATAFLASH is not set
 CONFIG_MTD_M25P80=y
 CONFIG_M25PXX_USE_FAST_READ=y
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -543,6 +563,7 @@ CONFIG_BLK_DEV_LOOP=y
 # CONFIG_BLK_DEV_RAM is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
+# CONFIG_MG_DISK is not set
 # CONFIG_MISC_DEVICES is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
@@ -567,10 +588,6 @@ CONFIG_BLK_DEV_SR=m
 # CONFIG_BLK_DEV_SR_VENDOR is not set
 CONFIG_CHR_DEV_SG=m
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -587,6 +604,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -595,6 +614,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_DPT_I2O is not set
 # CONFIG_SCSI_ADVANSYS is not set
 # CONFIG_SCSI_ARCMSR is not set
@@ -611,7 +631,6 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
@@ -623,11 +642,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -649,6 +671,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -676,6 +699,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -693,13 +717,16 @@ CONFIG_SATA_MV=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -768,6 +795,9 @@ CONFIG_NET_PCI=y
 # CONFIG_SMSC9420 is not set
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
@@ -789,6 +819,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 CONFIG_MV643XX_ETH=y
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
@@ -797,10 +828,7 @@ CONFIG_MV643XX_ETH=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 CONFIG_WLAN_80211=y
 CONFIG_LIBERTAS=y
@@ -820,9 +848,7 @@ CONFIG_LIBERTAS_SDIO=y
 # CONFIG_MAC80211_HWSIM is not set
 # CONFIG_MWL8K is not set
 # CONFIG_P54_COMMON is not set
-# CONFIG_ATH5K is not set
-# CONFIG_ATH9K is not set
-# CONFIG_AR9170_USB is not set
+# CONFIG_ATH_COMMON is not set
 # CONFIG_IPW2100 is not set
 # CONFIG_IPW2200 is not set
 # CONFIG_IWLWIFI is not set
@@ -832,6 +858,8 @@ CONFIG_LIBERTAS_SDIO=y
 # CONFIG_ZD1211RW is not set
 # CONFIG_RT2X00 is not set
 # CONFIG_HERMES is not set
+# CONFIG_WL12XX is not set
+# CONFIG_IWM is not set
 
 #
 # Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -855,6 +883,7 @@ CONFIG_LIBERTAS_SDIO=y
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
 # CONFIG_ISDN is not set
+# CONFIG_PHONE is not set
 
 #
 # Input device support
@@ -878,13 +907,19 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_KEYBOARD_GPIO=y
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_LM8323 is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-CONFIG_KEYBOARD_GPIO=y
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -943,6 +978,7 @@ CONFIG_LEGACY_PTY_COUNT=16
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -998,10 +1034,6 @@ CONFIG_I2C_MV64XXX=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1023,11 +1055,47 @@ CONFIG_SPI_ORION=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+CONFIG_GPIO_SYSFS=y
+
+#
+# Memory mapped GPIO expanders:
+#
+
+#
+# I2C GPIO expanders:
+#
+# CONFIG_GPIO_MAX732X is not set
+# CONFIG_GPIO_PCA953X is not set
+# CONFIG_GPIO_PCF857X is not set
+
+#
+# PCI GPIO expanders:
+#
+# CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
+
+#
+# SPI GPIO expanders:
+#
+# CONFIG_GPIO_MAX7301 is not set
+# CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1041,33 +1109,28 @@ CONFIG_SSB_POSSIBLE=y
 #
 # CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
 # CONFIG_HTC_PASIC3 is not set
+# CONFIG_TPS65010 is not set
 # CONFIG_TWL4030_CORE is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_TC6393XB is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1087,7 +1150,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1106,10 +1168,12 @@ CONFIG_HID_BELKIN=y
 CONFIG_HID_CHERRY=y
 CONFIG_HID_CHICONY=y
 CONFIG_HID_CYPRESS=y
+CONFIG_HID_DRAGONRISE=y
 # CONFIG_DRAGONRISE_FF is not set
 CONFIG_HID_EZKEY=y
 CONFIG_HID_KYE=y
 CONFIG_HID_GYRATION=y
+CONFIG_HID_TWINHAN=y
 CONFIG_HID_KENSINGTON=y
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1123,9 +1187,14 @@ CONFIG_HID_PETALYNX=y
 CONFIG_HID_SAMSUNG=y
 CONFIG_HID_SONY=y
 CONFIG_HID_SUNPLUS=y
+CONFIG_HID_GREENASIA=y
 # CONFIG_GREENASIA_FF is not set
+CONFIG_HID_SMARTJOYPLUS=y
+# CONFIG_SMARTJOYPLUS_FF is not set
 CONFIG_HID_TOPSEED=y
+CONFIG_HID_THRUSTMASTER=y
 # CONFIG_THRUSTMASTER_FF is not set
+CONFIG_HID_ZEROPLUS=y
 # CONFIG_ZEROPLUS_FF is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
@@ -1150,18 +1219,21 @@ CONFIG_USB_DEVICE_CLASS=y
 # USB Host Controller Drivers
 #
 # CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_ROOT_HUB_TT=y
 CONFIG_USB_EHCI_TT_NEWSCHED=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_WHCI_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
+# CONFIG_USB_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1252,11 +1324,14 @@ CONFIG_SDIO_UART=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MMC_TIFM_SD is not set
 CONFIG_MMC_MVSDIO=y
 # CONFIG_MMC_SPI is not set
+# CONFIG_MMC_CB710 is not set
+# CONFIG_MMC_VIA_SDMMC is not set
 # CONFIG_MEMSTICK is not set
-# CONFIG_ACCESSIBILITY is not set
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 
@@ -1266,7 +1341,7 @@ CONFIG_LEDS_CLASS=y
 # CONFIG_LEDS_PCA9532 is not set
 CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_GPIO_PLATFORM=y
-# CONFIG_LEDS_LP5521 is not set
+# CONFIG_LEDS_LP3944 is not set
 # CONFIG_LEDS_PCA955X is not set
 # CONFIG_LEDS_DAC124S085 is not set
 # CONFIG_LEDS_BD2802 is not set
@@ -1278,11 +1353,14 @@ CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
 # CONFIG_LEDS_TRIGGER_BACKLIGHT is not set
+# CONFIG_LEDS_TRIGGER_GPIO is not set
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 
 #
 # iptables trigger is under Netfilter config (LED target)
 #
+# CONFIG_ACCESSIBILITY is not set
+# CONFIG_INFINIBAND is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_HCTOSYS=y
@@ -1314,6 +1392,7 @@ CONFIG_RTC_INTF_DEV=y
 CONFIG_RTC_DRV_S35390A=y
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1325,6 +1404,7 @@ CONFIG_RTC_DRV_S35390A=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1360,8 +1440,11 @@ CONFIG_DMA_ENGINE=y
 # CONFIG_ASYNC_TX_DMA is not set
 # CONFIG_DMATEST is not set
 # CONFIG_AUXDISPLAY is not set
-# CONFIG_REGULATOR is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -1379,10 +1462,13 @@ CONFIG_JBD=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -1455,7 +1541,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1530,6 +1615,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1547,6 +1633,7 @@ CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_PREEMPT is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
@@ -1567,12 +1654,14 @@ CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
@@ -1581,25 +1670,12 @@ CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
-# CONFIG_FUNCTION_TRACER is not set
-# CONFIG_IRQSOFF_TRACER is not set
-# CONFIG_PREEMPT_TRACER is not set
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
-# CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
-# CONFIG_STACK_TRACER is not set
-# CONFIG_KMEMTRACE is not set
-# CONFIG_WORKQUEUE_TRACER is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
@@ -1623,7 +1699,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1665,11 +1740,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=y
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1714,6 +1791,7 @@ CONFIG_CRYPTO_ARC4=y
 #
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_HW=y
+CONFIG_CRYPTO_DEV_MV_CESA=y
 # CONFIG_CRYPTO_DEV_HIFN_795X is not set
 CONFIG_BINARY_PRINTF=y
 
diff --git a/arch/arm/configs/littleton_defconfig b/arch/arm/configs/littleton_defconfig
deleted file mode 100644
index 1db496908052..000000000000
--- a/arch/arm/configs/littleton_defconfig
+++ /dev/null
@@ -1,783 +0,0 @@
-#
-# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.24-rc5
-# Fri Dec 21 11:06:19 2007
-#
-CONFIG_ARM=y
-CONFIG_SYS_SUPPORTS_APM_EMULATION=y
-CONFIG_GENERIC_GPIO=y
-CONFIG_GENERIC_TIME=y
-CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_MMU=y
-# CONFIG_NO_IOPORT is not set
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_STACKTRACE_SUPPORT=y
-CONFIG_LOCKDEP_SUPPORT=y
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
-CONFIG_HARDIRQS_SW_RESEND=y
-CONFIG_GENERIC_IRQ_PROBE=y
-CONFIG_RWSEM_GENERIC_SPINLOCK=y
-# CONFIG_ARCH_HAS_ILOG2_U32 is not set
-# CONFIG_ARCH_HAS_ILOG2_U64 is not set
-CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_ZONE_DMA=y
-CONFIG_ARCH_MTD_XIP=y
-CONFIG_VECTORS_BASE=0xffff0000
-CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
-
-#
-# General setup
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_BROKEN_ON_SMP=y
-CONFIG_LOCK_KERNEL=y
-CONFIG_INIT_ENV_ARG_LIMIT=32
-CONFIG_LOCALVERSION=""
-CONFIG_LOCALVERSION_AUTO=y
-CONFIG_SWAP=y
-CONFIG_SYSVIPC=y
-CONFIG_SYSVIPC_SYSCTL=y
-# CONFIG_POSIX_MQUEUE is not set
-# CONFIG_BSD_PROCESS_ACCT is not set
-# CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_PID_NS is not set
-# CONFIG_AUDIT is not set
-# CONFIG_IKCONFIG is not set
-CONFIG_LOG_BUF_SHIFT=14
-# CONFIG_CGROUPS is not set
-CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-# CONFIG_RELAY is not set
-CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
-CONFIG_CC_OPTIMIZE_FOR_SIZE=y
-CONFIG_SYSCTL=y
-# CONFIG_EMBEDDED is not set
-CONFIG_UID16=y
-CONFIG_SYSCTL_SYSCALL=y
-CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_ALL is not set
-# CONFIG_KALLSYMS_EXTRA_PASS is not set
-CONFIG_HOTPLUG=y
-CONFIG_PRINTK=y
-CONFIG_BUG=y
-CONFIG_ELF_CORE=y
-CONFIG_BASE_FULL=y
-CONFIG_FUTEX=y
-CONFIG_ANON_INODES=y
-CONFIG_EPOLL=y
-CONFIG_SIGNALFD=y
-CONFIG_EVENTFD=y
-CONFIG_SHMEM=y
-CONFIG_VM_EVENT_COUNTERS=y
-CONFIG_SLAB=y
-# CONFIG_SLUB is not set
-# CONFIG_SLOB is not set
-CONFIG_RT_MUTEXES=y
-# CONFIG_TINY_SHMEM is not set
-CONFIG_BASE_SMALL=0
-CONFIG_MODULES=y
-CONFIG_MODULE_UNLOAD=y
-CONFIG_MODULE_FORCE_UNLOAD=y
-# CONFIG_MODVERSIONS is not set
-# CONFIG_MODULE_SRCVERSION_ALL is not set
-# CONFIG_KMOD is not set
-CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_LSF is not set
-# CONFIG_BLK_DEV_BSG is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_DEFAULT_AS is not set
-# CONFIG_DEFAULT_DEADLINE is not set
-CONFIG_DEFAULT_CFQ=y
-# CONFIG_DEFAULT_NOOP is not set
-CONFIG_DEFAULT_IOSCHED="cfq"
-
-#
-# System Type
-#
-# CONFIG_ARCH_AAEC2000 is not set
-# CONFIG_ARCH_INTEGRATOR is not set
-# CONFIG_ARCH_REALVIEW is not set
-# CONFIG_ARCH_VERSATILE is not set
-# CONFIG_ARCH_AT91 is not set
-# CONFIG_ARCH_CLPS7500 is not set
-# CONFIG_ARCH_CLPS711X is not set
-# CONFIG_ARCH_CO285 is not set
-# CONFIG_ARCH_EBSA110 is not set
-# CONFIG_ARCH_EP93XX is not set
-# CONFIG_ARCH_FOOTBRIDGE is not set
-# CONFIG_ARCH_NETX is not set
-# CONFIG_ARCH_H720X is not set
-# CONFIG_ARCH_IMX is not set
-# CONFIG_ARCH_IOP13XX is not set
-# CONFIG_ARCH_IOP32X is not set
-# CONFIG_ARCH_IOP33X is not set
-# CONFIG_ARCH_IXP23XX is not set
-# CONFIG_ARCH_IXP2000 is not set
-# CONFIG_ARCH_IXP4XX is not set
-# CONFIG_ARCH_L7200 is not set
-# CONFIG_ARCH_KS8695 is not set
-# CONFIG_ARCH_NS9XXX is not set
-# CONFIG_ARCH_MXC is not set
-# CONFIG_ARCH_PNX4008 is not set
-CONFIG_ARCH_PXA=y
-# CONFIG_ARCH_RPC is not set
-# CONFIG_ARCH_SA1100 is not set
-# CONFIG_ARCH_S3C2410 is not set
-# CONFIG_ARCH_SHARK is not set
-# CONFIG_ARCH_LH7A40X is not set
-# CONFIG_ARCH_DAVINCI is not set
-# CONFIG_ARCH_OMAP is not set
-
-#
-# Intel PXA2xx/PXA3xx Implementations
-#
-
-#
-# Supported PXA3xx Processor Variants
-#
-CONFIG_CPU_PXA300=y
-CONFIG_CPU_PXA310=y
-# CONFIG_CPU_PXA320 is not set
-# CONFIG_ARCH_LUBBOCK is not set
-# CONFIG_MACH_LOGICPD_PXA270 is not set
-# CONFIG_MACH_MAINSTONE is not set
-# CONFIG_ARCH_PXA_IDP is not set
-# CONFIG_PXA_SHARPSL is not set
-# CONFIG_MACH_TRIZEPS4 is not set
-# CONFIG_MACH_EM_X270 is not set
-# CONFIG_MACH_ZYLONITE is not set
-CONFIG_MACH_LITTLETON=y
-# CONFIG_MACH_ARMCORE is not set
-CONFIG_PXA3xx=y
-CONFIG_PXA_SSP=y
-
-#
-# Boot options
-#
-
-#
-# Power management
-#
-
-#
-# Processor Type
-#
-CONFIG_CPU_32=y
-CONFIG_CPU_XSC3=y
-CONFIG_CPU_32v5=y
-CONFIG_CPU_ABRT_EV5T=y
-CONFIG_CPU_CACHE_VIVT=y
-CONFIG_CPU_TLB_V4WBI=y
-CONFIG_CPU_CP15=y
-CONFIG_CPU_CP15_MMU=y
-CONFIG_IO_36=y
-
-#
-# Processor Features
-#
-# CONFIG_ARM_THUMB is not set
-# CONFIG_CPU_DCACHE_DISABLE is not set
-# CONFIG_CPU_BPREDICT_DISABLE is not set
-# CONFIG_OUTER_CACHE is not set
-CONFIG_IWMMXT=y
-
-#
-# Bus support
-#
-# CONFIG_PCI_SYSCALL is not set
-# CONFIG_ARCH_SUPPORTS_MSI is not set
-# CONFIG_PCCARD is not set
-
-#
-# Kernel Features
-#
-CONFIG_TICK_ONESHOT=y
-# CONFIG_NO_HZ is not set
-# CONFIG_HIGH_RES_TIMERS is not set
-CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
-CONFIG_PREEMPT=y
-CONFIG_HZ=100
-CONFIG_AEABI=y
-CONFIG_OABI_COMPAT=y
-# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
-CONFIG_SELECT_MEMORY_MODEL=y
-CONFIG_FLATMEM_MANUAL=y
-# CONFIG_DISCONTIGMEM_MANUAL is not set
-# CONFIG_SPARSEMEM_MANUAL is not set
-CONFIG_FLATMEM=y
-CONFIG_FLAT_NODE_MEM_MAP=y
-# CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
-# CONFIG_RESOURCES_64BIT is not set
-CONFIG_ZONE_DMA_FLAG=1
-CONFIG_BOUNCE=y
-CONFIG_VIRT_TO_BUS=y
-CONFIG_ALIGNMENT_TRAP=y
-
-#
-# Boot options
-#
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="root=/dev/nfs rootfstype=nfs nfsroot=192.168.1.100:/nfsroot/ ip=192.168.1.101:192.168.1.100::255.255.255.0::eth0:on console=ttyS2,38400 mem=64M"
-# CONFIG_XIP_KERNEL is not set
-# CONFIG_KEXEC is not set
-
-#
-# CPU Frequency scaling
-#
-# CONFIG_CPU_FREQ is not set
-
-#
-# Floating point emulation
-#
-
-#
-# At least one emulation must be selected
-#
-CONFIG_FPE_NWFPE=y
-# CONFIG_FPE_NWFPE_XP is not set
-# CONFIG_FPE_FASTFPE is not set
-
-#
-# Userspace binary formats
-#
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_AOUT is not set
-# CONFIG_BINFMT_MISC is not set
-
-#
-# Power management options
-#
-# CONFIG_PM is not set
-CONFIG_SUSPEND_UP_POSSIBLE=y
-
-#
-# Networking
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-CONFIG_UNIX=y
-CONFIG_XFRM=y
-# CONFIG_XFRM_USER is not set
-# CONFIG_XFRM_SUB_POLICY is not set
-# CONFIG_XFRM_MIGRATE is not set
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-# CONFIG_IP_MULTICAST is not set
-# CONFIG_IP_ADVANCED_ROUTER is not set
-CONFIG_IP_FIB_HASH=y
-CONFIG_IP_PNP=y
-# CONFIG_IP_PNP_DHCP is not set
-# CONFIG_IP_PNP_BOOTP is not set
-# CONFIG_IP_PNP_RARP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_ARPD is not set
-# CONFIG_SYN_COOKIES is not set
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_INET_XFRM_TUNNEL is not set
-# CONFIG_INET_TUNNEL is not set
-CONFIG_INET_XFRM_MODE_TRANSPORT=y
-CONFIG_INET_XFRM_MODE_TUNNEL=y
-CONFIG_INET_XFRM_MODE_BEET=y
-# CONFIG_INET_LRO is not set
-CONFIG_INET_DIAG=y
-CONFIG_INET_TCP_DIAG=y
-# CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_CUBIC=y
-CONFIG_DEFAULT_TCP_CONG="cubic"
-# CONFIG_TCP_MD5SIG is not set
-# CONFIG_IPV6 is not set
-# CONFIG_INET6_XFRM_TUNNEL is not set
-# CONFIG_INET6_TUNNEL is not set
-# CONFIG_NETWORK_SECMARK is not set
-# CONFIG_NETFILTER is not set
-# CONFIG_IP_DCCP is not set
-# CONFIG_IP_SCTP is not set
-# CONFIG_TIPC is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_SCHED is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
-# CONFIG_AF_RXRPC is not set
-
-#
-# Wireless
-#
-# CONFIG_CFG80211 is not set
-# CONFIG_WIRELESS_EXT is not set
-# CONFIG_MAC80211 is not set
-# CONFIG_IEEE80211 is not set
-# CONFIG_RFKILL is not set
-# CONFIG_NET_9P is not set
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-# CONFIG_STANDALONE is not set
-# CONFIG_PREVENT_FIRMWARE_BUILD is not set
-CONFIG_FW_LOADER=y
-# CONFIG_DEBUG_DRIVER is not set
-# CONFIG_DEBUG_DEVRES is not set
-# CONFIG_SYS_HYPERVISOR is not set
-# CONFIG_CONNECTOR is not set
-# CONFIG_MTD is not set
-# CONFIG_PARPORT is not set
-# CONFIG_BLK_DEV is not set
-# CONFIG_MISC_DEVICES is not set
-# CONFIG_IDE is not set
-
-#
-# SCSI device support
-#
-# CONFIG_RAID_ATTRS is not set
-# CONFIG_SCSI is not set
-# CONFIG_SCSI_DMA is not set
-# CONFIG_SCSI_NETLINK is not set
-# CONFIG_ATA is not set
-# CONFIG_MD is not set
-CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_MACVLAN is not set
-# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
-# CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-# CONFIG_AX88796 is not set
-CONFIG_SMC91X=y
-# CONFIG_DM9000 is not set
-# CONFIG_SMC911X is not set
-# CONFIG_IBM_NEW_EMAC_ZMII is not set
-# CONFIG_IBM_NEW_EMAC_RGMII is not set
-# CONFIG_IBM_NEW_EMAC_TAH is not set
-# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
-# CONFIG_B44 is not set
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_WAN is not set
-# CONFIG_PPP is not set
-# CONFIG_SLIP is not set
-# CONFIG_SHAPER is not set
-# CONFIG_NETCONSOLE is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_ISDN is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-# CONFIG_INPUT_FF_MEMLESS is not set
-# CONFIG_INPUT_POLLDEV is not set
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_EVDEV is not set
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input Device Drivers
-#
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TABLET is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-# CONFIG_INPUT_MISC is not set
-
-#
-# Hardware I/O ports
-#
-# CONFIG_SERIO is not set
-# CONFIG_GAMEPORT is not set
-
-#
-# Character devices
-#
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
-# CONFIG_VT_HW_CONSOLE_BINDING is not set
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-# CONFIG_SERIAL_8250 is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_PXA=y
-CONFIG_SERIAL_PXA_CONSOLE=y
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-CONFIG_UNIX98_PTYS=y
-# CONFIG_LEGACY_PTYS is not set
-# CONFIG_IPMI_HANDLER is not set
-# CONFIG_HW_RANDOM is not set
-# CONFIG_NVRAM is not set
-# CONFIG_R3964 is not set
-# CONFIG_RAW_DRIVER is not set
-# CONFIG_TCG_TPM is not set
-# CONFIG_I2C is not set
-
-#
-# SPI support
-#
-# CONFIG_SPI is not set
-# CONFIG_SPI_MASTER is not set
-# CONFIG_W1 is not set
-# CONFIG_POWER_SUPPLY is not set
-# CONFIG_HWMON is not set
-# CONFIG_WATCHDOG is not set
-
-#
-# Sonics Silicon Backplane
-#
-CONFIG_SSB_POSSIBLE=y
-# CONFIG_SSB is not set
-
-#
-# Multifunction device drivers
-#
-# CONFIG_MFD_SM501 is not set
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_DAB is not set
-
-#
-# Graphics support
-#
-# CONFIG_VGASTATE is not set
-# CONFIG_VIDEO_OUTPUT_CONTROL is not set
-CONFIG_FB=y
-# CONFIG_FIRMWARE_EDID is not set
-# CONFIG_FB_DDC is not set
-CONFIG_FB_CFB_FILLRECT=y
-CONFIG_FB_CFB_COPYAREA=y
-CONFIG_FB_CFB_IMAGEBLIT=y
-# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
-# CONFIG_FB_SYS_FILLRECT is not set
-# CONFIG_FB_SYS_COPYAREA is not set
-# CONFIG_FB_SYS_IMAGEBLIT is not set
-# CONFIG_FB_SYS_FOPS is not set
-CONFIG_FB_DEFERRED_IO=y
-# CONFIG_FB_SVGALIB is not set
-# CONFIG_FB_MACMODES is not set
-# CONFIG_FB_BACKLIGHT is not set
-# CONFIG_FB_MODE_HELPERS is not set
-# CONFIG_FB_TILEBLITTING is not set
-
-#
-# Frame buffer hardware drivers
-#
-# CONFIG_FB_S1D13XXX is not set
-CONFIG_FB_PXA=y
-# CONFIG_FB_PXA_PARAMETERS is not set
-# CONFIG_FB_MBX is not set
-# CONFIG_FB_VIRTUAL is not set
-# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
-
-#
-# Display device support
-#
-# CONFIG_DISPLAY_SUPPORT is not set
-
-#
-# Console display driver support
-#
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
-# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
-CONFIG_FONTS=y
-# CONFIG_FONT_8x8 is not set
-CONFIG_FONT_8x16=y
-# CONFIG_FONT_6x11 is not set
-# CONFIG_FONT_7x14 is not set
-# CONFIG_FONT_PEARL_8x8 is not set
-# CONFIG_FONT_ACORN_8x8 is not set
-# CONFIG_FONT_MINI_4x6 is not set
-# CONFIG_FONT_SUN8x16 is not set
-# CONFIG_FONT_SUN12x22 is not set
-# CONFIG_FONT_10x18 is not set
-CONFIG_LOGO=y
-CONFIG_LOGO_LINUX_MONO=y
-CONFIG_LOGO_LINUX_VGA16=y
-CONFIG_LOGO_LINUX_CLUT224=y
-
-#
-# Sound
-#
-# CONFIG_SOUND is not set
-# CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
-# CONFIG_MMC is not set
-# CONFIG_NEW_LEDS is not set
-CONFIG_RTC_LIB=y
-# CONFIG_RTC_CLASS is not set
-
-#
-# File systems
-#
-# CONFIG_EXT2_FS is not set
-# CONFIG_EXT3_FS is not set
-# CONFIG_EXT4DEV_FS is not set
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-CONFIG_FS_POSIX_ACL=y
-# CONFIG_XFS_FS is not set
-# CONFIG_GFS2_FS is not set
-# CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-# CONFIG_INOTIFY is not set
-# CONFIG_QUOTA is not set
-# CONFIG_DNOTIFY is not set
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-# CONFIG_FUSE_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-# CONFIG_ISO9660_FS is not set
-# CONFIG_UDF_FS is not set
-
-#
-# DOS/FAT/NT Filesystems
-#
-# CONFIG_MSDOS_FS is not set
-# CONFIG_VFAT_FS is not set
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-CONFIG_PROC_SYSCTL=y
-CONFIG_SYSFS=y
-# CONFIG_TMPFS is not set
-# CONFIG_HUGETLB_PAGE is not set
-# CONFIG_CONFIGFS_FS is not set
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-# CONFIG_HFS_FS is not set
-# CONFIG_HFSPLUS_FS is not set
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-# CONFIG_CRAMFS is not set
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-CONFIG_NETWORK_FILESYSTEMS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-CONFIG_NFS_V4=y
-CONFIG_NFS_DIRECTIO=y
-# CONFIG_NFSD is not set
-CONFIG_ROOT_NFS=y
-CONFIG_LOCKD=y
-CONFIG_LOCKD_V4=y
-CONFIG_NFS_ACL_SUPPORT=y
-CONFIG_NFS_COMMON=y
-CONFIG_SUNRPC=y
-CONFIG_SUNRPC_GSS=y
-# CONFIG_SUNRPC_BIND34 is not set
-CONFIG_RPCSEC_GSS_KRB5=y
-# CONFIG_RPCSEC_GSS_SPKM3 is not set
-# CONFIG_SMB_FS is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-# CONFIG_PARTITION_ADVANCED is not set
-CONFIG_MSDOS_PARTITION=y
-# CONFIG_NLS is not set
-# CONFIG_DLM is not set
-# CONFIG_INSTRUMENTATION is not set
-
-#
-# Kernel hacking
-#
-CONFIG_PRINTK_TIME=y
-CONFIG_ENABLE_WARN_DEPRECATED=y
-CONFIG_ENABLE_MUST_CHECK=y
-CONFIG_MAGIC_SYSRQ=y
-# CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
-# CONFIG_HEADERS_CHECK is not set
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_DEBUG_SHIRQ is not set
-CONFIG_DETECT_SOFTLOCKUP=y
-CONFIG_SCHED_DEBUG=y
-# CONFIG_SCHEDSTATS is not set
-# CONFIG_TIMER_STATS is not set
-# CONFIG_DEBUG_SLAB is not set
-# CONFIG_DEBUG_PREEMPT is not set
-# CONFIG_DEBUG_RT_MUTEXES is not set
-# CONFIG_RT_MUTEX_TESTER is not set
-# CONFIG_DEBUG_SPINLOCK is not set
-# CONFIG_DEBUG_MUTEXES is not set
-# CONFIG_DEBUG_LOCK_ALLOC is not set
-# CONFIG_PROVE_LOCKING is not set
-# CONFIG_LOCK_STAT is not set
-# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
-# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
-# CONFIG_DEBUG_KOBJECT is not set
-CONFIG_DEBUG_BUGVERBOSE=y
-CONFIG_DEBUG_INFO=y
-# CONFIG_DEBUG_VM is not set
-# CONFIG_DEBUG_LIST is not set
-# CONFIG_DEBUG_SG is not set
-CONFIG_FRAME_POINTER=y
-CONFIG_FORCED_INLINING=y
-# CONFIG_BOOT_PRINTK_DELAY is not set
-# CONFIG_RCU_TORTURE_TEST is not set
-# CONFIG_FAULT_INJECTION is not set
-# CONFIG_SAMPLES is not set
-CONFIG_DEBUG_USER=y
-CONFIG_DEBUG_ERRORS=y
-CONFIG_DEBUG_LL=y
-# CONFIG_DEBUG_ICEDCC is not set
-
-#
-# Security options
-#
-# CONFIG_KEYS is not set
-# CONFIG_SECURITY is not set
-# CONFIG_SECURITY_FILE_CAPABILITIES is not set
-CONFIG_CRYPTO=y
-CONFIG_CRYPTO_ALGAPI=y
-CONFIG_CRYPTO_BLKCIPHER=y
-CONFIG_CRYPTO_MANAGER=y
-# CONFIG_CRYPTO_HMAC is not set
-# CONFIG_CRYPTO_XCBC is not set
-# CONFIG_CRYPTO_NULL is not set
-# CONFIG_CRYPTO_MD4 is not set
-CONFIG_CRYPTO_MD5=y
-# CONFIG_CRYPTO_SHA1 is not set
-# CONFIG_CRYPTO_SHA256 is not set
-# CONFIG_CRYPTO_SHA512 is not set
-# CONFIG_CRYPTO_WP512 is not set
-# CONFIG_CRYPTO_TGR192 is not set
-# CONFIG_CRYPTO_GF128MUL is not set
-# CONFIG_CRYPTO_ECB is not set
-CONFIG_CRYPTO_CBC=y
-# CONFIG_CRYPTO_PCBC is not set
-# CONFIG_CRYPTO_LRW is not set
-# CONFIG_CRYPTO_XTS is not set
-# CONFIG_CRYPTO_CRYPTD is not set
-CONFIG_CRYPTO_DES=y
-# CONFIG_CRYPTO_FCRYPT is not set
-# CONFIG_CRYPTO_BLOWFISH is not set
-# CONFIG_CRYPTO_TWOFISH is not set
-# CONFIG_CRYPTO_SERPENT is not set
-# CONFIG_CRYPTO_AES is not set
-# CONFIG_CRYPTO_CAST5 is not set
-# CONFIG_CRYPTO_CAST6 is not set
-# CONFIG_CRYPTO_TEA is not set
-# CONFIG_CRYPTO_ARC4 is not set
-# CONFIG_CRYPTO_KHAZAD is not set
-# CONFIG_CRYPTO_ANUBIS is not set
-# CONFIG_CRYPTO_SEED is not set
-# CONFIG_CRYPTO_DEFLATE is not set
-# CONFIG_CRYPTO_MICHAEL_MIC is not set
-# CONFIG_CRYPTO_CRC32C is not set
-# CONFIG_CRYPTO_CAMELLIA is not set
-# CONFIG_CRYPTO_TEST is not set
-# CONFIG_CRYPTO_AUTHENC is not set
-CONFIG_CRYPTO_HW=y
-
-#
-# Library routines
-#
-CONFIG_BITREVERSE=y
-CONFIG_CRC_CCITT=y
-# CONFIG_CRC16 is not set
-# CONFIG_CRC_ITU_T is not set
-CONFIG_CRC32=y
-# CONFIG_CRC7 is not set
-# CONFIG_LIBCRC32C is not set
-CONFIG_PLIST=y
-CONFIG_HAS_IOMEM=y
-CONFIG_HAS_IOPORT=y
-CONFIG_HAS_DMA=y
diff --git a/arch/arm/configs/n770_defconfig b/arch/arm/configs/n770_defconfig
index 672f6db06a52..a1657b73683f 100644
--- a/arch/arm/configs/n770_defconfig
+++ b/arch/arm/configs/n770_defconfig
@@ -875,7 +875,7 @@ CONFIG_FB_OMAP_LCDC_EXTERNAL=y
 CONFIG_FB_OMAP_LCDC_HWA742=y
 # CONFIG_FB_OMAP_LCDC_BLIZZARD is not set
 CONFIG_FB_OMAP_MANUAL_UPDATE=y
-# CONFIG_FB_OMAP_LCD_MIPID is not set
+CONFIG_FB_OMAP_LCD_MIPID=y
 # CONFIG_FB_OMAP_BOOTLOADER_INIT is not set
 CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE=2
 # CONFIG_FB_OMAP_DMA_TUNE is not set
diff --git a/arch/arm/configs/n8x0_defconfig b/arch/arm/configs/n8x0_defconfig
index 8da75dede52e..264f52b5c52d 100644
--- a/arch/arm/configs/n8x0_defconfig
+++ b/arch/arm/configs/n8x0_defconfig
@@ -304,7 +304,7 @@ CONFIG_ALIGNMENT_TRAP=y
 CONFIG_ZBOOT_ROM_TEXT=0x10C08000
 CONFIG_ZBOOT_ROM_BSS=0x10200000
 # CONFIG_ZBOOT_ROM is not set
-CONFIG_CMDLINE="root=1f03 rootfstype=jffs2 console=ttyS0,115200n8"
+CONFIG_CMDLINE="root=1f03 rootfstype=jffs2 console=ttyS2,115200n8"
 # CONFIG_XIP_KERNEL is not set
 # CONFIG_KEXEC is not set
 
diff --git a/arch/arm/configs/nhk8815_defconfig b/arch/arm/configs/nhk8815_defconfig
index 9bb45b932f04..600cb270f2bf 100644
--- a/arch/arm/configs/nhk8815_defconfig
+++ b/arch/arm/configs/nhk8815_defconfig
@@ -498,7 +498,7 @@ CONFIG_MTD_CFI_I2=y
 # CONFIG_MTD_DOC2001PLUS is not set
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_VERIFY_WRITE=y
-# CONFIG_MTD_NAND_ECC_SMC is not set
+CONFIG_MTD_NAND_ECC_SMC=y
 # CONFIG_MTD_NAND_MUSEUM_IDS is not set
 # CONFIG_MTD_NAND_GPIO is not set
 CONFIG_MTD_NAND_IDS=y
diff --git a/arch/arm/configs/omap3_beagle_defconfig b/arch/arm/configs/omap3_beagle_defconfig
index 51c0fa8897cd..b3c8cce0f8fb 100644
--- a/arch/arm/configs/omap3_beagle_defconfig
+++ b/arch/arm/configs/omap3_beagle_defconfig
@@ -778,7 +778,33 @@ CONFIG_DAB=y
 #
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
-# CONFIG_FB is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_VIRTUAL is not set
+CONFIG_FB_OMAP=y
+# CONFIG_FB_OMAP_LCDC_EXTERNAL is not set
+# CONFIG_FB_OMAP_BOOTLOADER_INIT is not set
+CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE=2
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
@@ -791,6 +817,25 @@ CONFIG_DAB=y
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
+CONFIG_FRAMEBUFFER_CONSOLE_ROTATION=y
+CONFIG_FONTS=y
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+# CONFIG_FONT_6x11 is not set
+# CONFIG_FONT_7x14 is not set
+# CONFIG_FONT_PEARL_8x8 is not set
+# CONFIG_FONT_ACORN_8x8 is not set
+# CONFIG_FONT_MINI_4x6 is not set
+# CONFIG_FONT_SUN8x16 is not set
+# CONFIG_FONT_SUN12x22 is not set
+# CONFIG_FONT_10x18 is not set
+# CONFIG_LOGO is not set
+
+#
+# Sound
+#
 # CONFIG_SOUND is not set
 # CONFIG_HID_SUPPORT is not set
 CONFIG_USB_SUPPORT=y
@@ -924,7 +969,6 @@ CONFIG_USB_ETH_RNDIS=y
 #
 CONFIG_USB_OTG_UTILS=y
 # CONFIG_USB_GPIO_VBUS is not set
-# CONFIG_ISP1301_OMAP is not set
 CONFIG_TWL4030_USB=y
 # CONFIG_NOP_USB_XCEIV is not set
 CONFIG_MMC=y
diff --git a/arch/arm/configs/omap3_pandora_defconfig b/arch/arm/configs/omap3_pandora_defconfig
index b54ad2e2da36..150deafb0a6a 100644
--- a/arch/arm/configs/omap3_pandora_defconfig
+++ b/arch/arm/configs/omap3_pandora_defconfig
@@ -611,7 +611,7 @@ CONFIG_INPUT_KEYBOARD=y
 # CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+CONFIG_KEYBOARD_GPIO=y
 CONFIG_INPUT_MOUSE=y
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_MOUSE_SERIAL is not set
@@ -634,7 +634,8 @@ CONFIG_TOUCHSCREEN_ADS7846=y
 # CONFIG_TOUCHSCREEN_TOUCHWIN is not set
 # CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
 # CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
-# CONFIG_INPUT_MISC is not set
+CONFIG_INPUT_MISC=y
+CONFIG_INPUT_TWL4030_PWRBUTTON=y
 
 #
 # Hardware I/O ports
@@ -834,7 +835,29 @@ CONFIG_DAB=y
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
-# CONFIG_SOUND is not set
+CONFIG_SOUND=y
+CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
+CONFIG_SND=y
+CONFIG_SND_TIMER=y
+CONFIG_SND_PCM=y
+CONFIG_SND_JACK=y
+CONFIG_SND_OSSEMUL=y
+CONFIG_SND_MIXER_OSS=y
+CONFIG_SND_PCM_OSS=y
+CONFIG_SND_PCM_OSS_PLUGINS=y
+CONFIG_SND_SUPPORT_OLD_API=y
+CONFIG_SND_VERBOSE_PROCFS=y
+CONFIG_SND_VERBOSE_PRINTK=y
+CONFIG_SND_DRIVERS=y
+CONFIG_SND_USB=y
+CONFIG_SND_SOC=y
+CONFIG_SND_OMAP_SOC=y
+CONFIG_SND_OMAP_SOC_MCBSP=y
+CONFIG_SND_OMAP_SOC_OMAP3_PANDORA=y
+CONFIG_SND_SOC_I2C_AND_SPI=y
+CONFIG_SND_SOC_TWL4030=y
+
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
 # CONFIG_HID_DEBUG is not set
@@ -1020,7 +1043,13 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # CONFIG_MMC_SPI is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_ACCESSIBILITY is not set
-# CONFIG_NEW_LEDS is not set
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=y
+CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_GPIO_PLATFORM=y
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
+
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_HCTOSYS=y
@@ -1084,9 +1113,12 @@ CONFIG_RTC_DRV_TWL4030=y
 # on-CPU RTC drivers
 #
 # CONFIG_DMADEVICES is not set
-# CONFIG_REGULATOR is not set
 # CONFIG_UIO is not set
 
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_FIXED_VOLTAGE=y
+CONFIG_REGULATOR_TWL4030=y
+
 #
 # File systems
 #
@@ -1407,3 +1439,10 @@ CONFIG_PLIST=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+
+# added by hand for now
+CONFIG_KEYBOARD_TWL4030=y
+CONFIG_USB_OTG_UTILS=y
+CONFIG_TWL4030_USB=y
+CONFIG_MMC_OMAP_HS=y
+
diff --git a/arch/arm/configs/omap_3430sdp_defconfig b/arch/arm/configs/omap_3430sdp_defconfig
index 9a510eab75a6..5a305f015307 100644
--- a/arch/arm/configs/omap_3430sdp_defconfig
+++ b/arch/arm/configs/omap_3430sdp_defconfig
@@ -1313,8 +1313,33 @@ CONFIG_DVB_ISL6421=m
 # Graphics support
 #
 # CONFIG_VGASTATE is not set
-# CONFIG_VIDEO_OUTPUT_CONTROL is not set
-# CONFIG_FB is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_VIRTUAL is not set
+CONFIG_FB_OMAP=y
+# CONFIG_FB_OMAP_LCDC_EXTERNAL is not set
+# CONFIG_FB_OMAP_BOOTLOADER_INIT is not set
+CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE=2
 # CONFIG_BACKLIGHT_LCD_SUPPORT is not set
 
 #
@@ -1331,6 +1356,16 @@ CONFIG_DISPLAY_SUPPORT=y
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+# CONFIG_FONTS is not set
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
 CONFIG_SND=y
@@ -1668,7 +1703,14 @@ CONFIG_RTC_DRV_TWL4030=y
 # on-CPU RTC drivers
 #
 # CONFIG_DMADEVICES is not set
-# CONFIG_REGULATOR is not set
+CONFIG_REGULATOR=y
+# CONFIG_REGULATOR_DEBUG is not set
+# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
+# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set
+# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
+# CONFIG_REGULATOR_BQ24022 is not set
+# CONFIG_REGULATOR_MAX1586 is not set
+CONFIG_REGULATOR_TWL4030=y
 # CONFIG_UIO is not set
 # CONFIG_STAGING is not set
 
diff --git a/arch/arm/configs/omap_ldp_defconfig b/arch/arm/configs/omap_ldp_defconfig
index 679a4a3e265e..b9c48919a68c 100644
--- a/arch/arm/configs/omap_ldp_defconfig
+++ b/arch/arm/configs/omap_ldp_defconfig
@@ -690,6 +690,7 @@ CONFIG_GPIOLIB=y
 # CONFIG_GPIO_MAX732X is not set
 # CONFIG_GPIO_PCA953X is not set
 # CONFIG_GPIO_PCF857X is not set
+CONFIG_GPIO_TWL4030=y
 
 #
 # PCI GPIO expanders:
@@ -742,6 +743,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_SM501 is not set
 # CONFIG_HTC_EGPIO is not set
 # CONFIG_HTC_PASIC3 is not set
+CONFIG_TWL4030_CORE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_MFD_T7L66XB is not set
 # CONFIG_MFD_TC6387XB is not set
@@ -767,8 +769,46 @@ CONFIG_DAB=y
 #
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
-# CONFIG_FB is not set
-# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+CONFIG_FB=y
+CONFIG_FIRMWARE_EDID=y
+# CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+CONFIG_FB_MODE_HELPERS=y
+CONFIG_FB_TILEBLITTING=y
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+CONFIG_FB_OMAP=y
+CONFIG_FB_OMAP_LCD_VGA=y
+# CONFIG_FB_OMAP_LCDC_EXTERNAL is not set
+# CONFIG_FB_OMAP_BOOTLOADER_INIT is not set
+CONFIG_FB_OMAP_CONSISTENT_DMA_SIZE=4
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_LCD_CLASS_DEVICE=y
+# CONFIG_LCD_LTV350QV is not set
+# CONFIG_LCD_ILI9320 is not set
+# CONFIG_LCD_TDO24M is not set
+# CONFIG_LCD_VGG2432A4 is not set
+CONFIG_LCD_PLATFORM=y
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+# CONFIG_BACKLIGHT_CORGI is not set
+# CONFIG_BACKLIGHT_GENERIC is not set
 
 #
 # Display device support
@@ -780,6 +820,16 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 #
 # CONFIG_VGA_CONSOLE is not set
 CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+# CONFIG_FONTS is not set
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SND=y
 # CONFIG_SND_SEQUENCER is not set
diff --git a/arch/arm/configs/orion5x_defconfig b/arch/arm/configs/orion5x_defconfig
index 9e2385293ecb..5383cd0dff54 100644
--- a/arch/arm/configs/orion5x_defconfig
+++ b/arch/arm/configs/orion5x_defconfig
@@ -1,15 +1,13 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc4
-# Mon May  4 14:07:25 2009
+# Linux kernel version: 2.6.32-rc6
+# Sat Nov  7 20:52:21 2009
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_MMU=y
-# CONFIG_NO_IOPORT is not set
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -18,13 +16,12 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_GENERIC_IRQ_PROBE=y
 CONFIG_RWSEM_GENERIC_SPINLOCK=y
-# CONFIG_ARCH_HAS_ILOG2_U32 is not set
-# CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_VECTORS_BASE=0xffff0000
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -46,11 +43,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -69,7 +67,6 @@ CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
 CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -82,6 +79,10 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+
+#
+# Kernel Performance Events And Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 # CONFIG_SLUB_DEBUG is not set
@@ -91,13 +92,17 @@ CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-# CONFIG_MARKERS is not set
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
 CONFIG_KRETPROBES=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -109,7 +114,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -130,19 +135,22 @@ CONFIG_DEFAULT_IOSCHED="cfq"
 #
 # System Type
 #
+CONFIG_MMU=y
 # CONFIG_ARCH_AAEC2000 is not set
 # CONFIG_ARCH_INTEGRATOR is not set
 # CONFIG_ARCH_REALVIEW is not set
 # CONFIG_ARCH_VERSATILE is not set
 # CONFIG_ARCH_AT91 is not set
 # CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_GEMINI is not set
 # CONFIG_ARCH_EBSA110 is not set
 # CONFIG_ARCH_EP93XX is not set
-# CONFIG_ARCH_GEMINI is not set
 # CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_STMP3XXX is not set
 # CONFIG_ARCH_NETX is not set
 # CONFIG_ARCH_H720X is not set
-# CONFIG_ARCH_IMX is not set
+# CONFIG_ARCH_NOMADIK is not set
 # CONFIG_ARCH_IOP13XX is not set
 # CONFIG_ARCH_IOP32X is not set
 # CONFIG_ARCH_IOP33X is not set
@@ -151,25 +159,27 @@ CONFIG_DEFAULT_IOSCHED="cfq"
 # CONFIG_ARCH_IXP4XX is not set
 # CONFIG_ARCH_L7200 is not set
 # CONFIG_ARCH_KIRKWOOD is not set
-# CONFIG_ARCH_KS8695 is not set
-# CONFIG_ARCH_NS9XXX is not set
 # CONFIG_ARCH_LOKI is not set
 # CONFIG_ARCH_MV78XX0 is not set
-# CONFIG_ARCH_MXC is not set
 CONFIG_ARCH_ORION5X=y
+# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_W90X900 is not set
 # CONFIG_ARCH_PNX4008 is not set
 # CONFIG_ARCH_PXA is not set
-# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_MSM is not set
 # CONFIG_ARCH_RPC is not set
 # CONFIG_ARCH_SA1100 is not set
 # CONFIG_ARCH_S3C2410 is not set
 # CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_S5PC1XX is not set
 # CONFIG_ARCH_SHARK is not set
 # CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_U300 is not set
 # CONFIG_ARCH_DAVINCI is not set
 # CONFIG_ARCH_OMAP is not set
-# CONFIG_ARCH_MSM is not set
-# CONFIG_ARCH_W90X900 is not set
+# CONFIG_ARCH_BCMRING is not set
 
 #
 # Orion Implementations
@@ -187,6 +197,9 @@ CONFIG_MACH_WRT350N_V2=y
 CONFIG_MACH_TS78XX=y
 CONFIG_MACH_MV2120=y
 CONFIG_MACH_EDMINI_V2=y
+CONFIG_MACH_D2NET=y
+CONFIG_MACH_BIGDISK=y
+CONFIG_MACH_NET2BIG=y
 CONFIG_MACH_MSS2=y
 CONFIG_MACH_WNR854T=y
 CONFIG_MACH_RD88F5181L_GE=y
@@ -202,7 +215,7 @@ CONFIG_CPU_FEROCEON=y
 CONFIG_CPU_FEROCEON_OLD_ID=y
 CONFIG_CPU_32v5=y
 CONFIG_CPU_ABRT_EV5T=y
-CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_PABRT_LEGACY=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_COPY_FEROCEON=y
 CONFIG_CPU_TLB_FEROCEON=y
@@ -215,7 +228,7 @@ CONFIG_CPU_CP15_MMU=y
 CONFIG_ARM_THUMB=y
 # CONFIG_CPU_ICACHE_DISABLE is not set
 # CONFIG_CPU_DCACHE_DISABLE is not set
-# CONFIG_OUTER_CACHE is not set
+CONFIG_ARM_L1_CACHE_SHIFT=5
 
 #
 # Bus support
@@ -240,11 +253,12 @@ CONFIG_VMSPLIT_3G=y
 # CONFIG_VMSPLIT_2G is not set
 # CONFIG_VMSPLIT_1G is not set
 CONFIG_PAGE_OFFSET=0xC0000000
+# CONFIG_PREEMPT_NONE is not set
+# CONFIG_PREEMPT_VOLUNTARY is not set
 CONFIG_PREEMPT=y
 CONFIG_HZ=100
 CONFIG_AEABI=y
 CONFIG_OABI_COMPAT=y
-CONFIG_ARCH_FLATMEM_HAS_HOLES=y
 # CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
 # CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
 # CONFIG_HIGHMEM is not set
@@ -259,12 +273,14 @@ CONFIG_SPLIT_PTLOCK_CPUS=4096
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_LEDS=y
 CONFIG_LEDS_CPU=y
 CONFIG_ALIGNMENT_TRAP=y
+CONFIG_UACCESS_WITH_MEMCPY=y
 
 #
 # Boot options
@@ -308,6 +324,7 @@ CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
 # CONFIG_SUSPEND is not set
 # CONFIG_APM_EMULATION is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 CONFIG_NET=y
 
@@ -356,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -378,6 +396,7 @@ CONFIG_NET_DSA_MV88E6123_61_65=y
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -394,11 +413,15 @@ CONFIG_NET_PKTGEN=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
 # CONFIG_LIB80211 is not set
-# CONFIG_MAC80211 is not set
+
+#
+# CFG80211 needs to be enabled for MAC80211
+#
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -411,6 +434,7 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -422,9 +446,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AFS_PARTS is not set
@@ -537,6 +561,7 @@ CONFIG_BLK_DEV_LOOP=y
 # CONFIG_BLK_DEV_RAM is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
+# CONFIG_MG_DISK is not set
 CONFIG_MISC_DEVICES=y
 # CONFIG_PHANTOM is not set
 # CONFIG_SGI_IOC4 is not set
@@ -552,7 +577,9 @@ CONFIG_MISC_DEVICES=y
 #
 # CONFIG_EEPROM_AT24 is not set
 # CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
@@ -576,10 +603,6 @@ CONFIG_BLK_DEV_SR=m
 # CONFIG_BLK_DEV_SR_VENDOR is not set
 CONFIG_CHR_DEV_SG=m
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -596,6 +619,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -604,6 +629,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_DPT_I2O is not set
 # CONFIG_SCSI_ADVANSYS is not set
 # CONFIG_SCSI_ARCMSR is not set
@@ -620,7 +646,6 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
@@ -632,11 +657,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -658,6 +686,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -685,6 +714,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -703,13 +733,16 @@ CONFIG_SATA_MV=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -777,6 +810,8 @@ CONFIG_NET_PCI=y
 # CONFIG_SMSC9420 is not set
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
@@ -798,6 +833,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 CONFIG_MV643XX_ETH=y
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
@@ -806,10 +842,7 @@ CONFIG_MV643XX_ETH=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -835,6 +868,7 @@ CONFIG_MV643XX_ETH=y
 # CONFIG_NETPOLL is not set
 # CONFIG_NET_POLL_CONTROLLER is not set
 # CONFIG_ISDN is not set
+# CONFIG_PHONE is not set
 
 #
 # Input device support
@@ -855,13 +889,19 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_KEYBOARD_GPIO=y
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_LM8323 is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-CONFIG_KEYBOARD_GPIO=y
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -912,6 +952,7 @@ CONFIG_HW_RANDOM_TIMERIOMEM=m
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_COMPAT is not set
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -967,20 +1008,55 @@ CONFIG_I2C_MV64XXX=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+CONFIG_GPIO_SYSFS=y
+
+#
+# Memory mapped GPIO expanders:
+#
+
+#
+# I2C GPIO expanders:
+#
+# CONFIG_GPIO_MAX732X is not set
+# CONFIG_GPIO_PCA953X is not set
+# CONFIG_GPIO_PCF857X is not set
+
+#
+# PCI GPIO expanders:
+#
+# CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
+
+#
+# SPI GPIO expanders:
+#
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1030,6 +1106,8 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_SMSC47B397 is not set
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1041,9 +1119,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1057,33 +1133,26 @@ CONFIG_SSB_POSSIBLE=y
 #
 # CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
 # CONFIG_HTC_PASIC3 is not set
+# CONFIG_TPS65010 is not set
 # CONFIG_TWL4030_CORE is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_TC6393XB is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+# CONFIG_VGA_ARB is not set
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1097,7 +1166,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1116,10 +1184,11 @@ CONFIG_USB_HID=y
 # CONFIG_HID_CHERRY is not set
 # CONFIG_HID_CHICONY is not set
 # CONFIG_HID_CYPRESS is not set
-# CONFIG_DRAGONRISE_FF is not set
+# CONFIG_HID_DRAGONRISE is not set
 # CONFIG_HID_EZKEY is not set
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1130,10 +1199,11 @@ CONFIG_USB_HID=y
 # CONFIG_HID_SAMSUNG is not set
 # CONFIG_HID_SONY is not set
 # CONFIG_HID_SUNPLUS is not set
-# CONFIG_GREENASIA_FF is not set
+# CONFIG_HID_GREENASIA is not set
+# CONFIG_HID_SMARTJOYPLUS is not set
 # CONFIG_HID_TOPSEED is not set
-# CONFIG_THRUSTMASTER_FF is not set
-# CONFIG_ZEROPLUS_FF is not set
+# CONFIG_HID_THRUSTMASTER is not set
+# CONFIG_HID_ZEROPLUS is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -1160,18 +1230,21 @@ CONFIG_USB_DEVICE_CLASS=y
 # USB Host Controller Drivers
 #
 # CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
 CONFIG_USB_EHCI_HCD=y
 CONFIG_USB_EHCI_ROOT_HUB_TT=y
 CONFIG_USB_EHCI_TT_NEWSCHED=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_WHCI_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
+# CONFIG_USB_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1248,7 +1321,6 @@ CONFIG_USB_STORAGE_JUMPSHOT=y
 # CONFIG_UWB is not set
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
-# CONFIG_ACCESSIBILITY is not set
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 
@@ -1258,7 +1330,7 @@ CONFIG_LEDS_CLASS=y
 # CONFIG_LEDS_PCA9532 is not set
 CONFIG_LEDS_GPIO=y
 CONFIG_LEDS_GPIO_PLATFORM=y
-# CONFIG_LEDS_LP5521 is not set
+# CONFIG_LEDS_LP3944 is not set
 # CONFIG_LEDS_PCA955X is not set
 # CONFIG_LEDS_BD2802 is not set
 
@@ -1269,11 +1341,14 @@ CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_TIMER=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
 # CONFIG_LEDS_TRIGGER_BACKLIGHT is not set
+# CONFIG_LEDS_TRIGGER_GPIO is not set
 CONFIG_LEDS_TRIGGER_DEFAULT_ON=y
 
 #
 # iptables trigger is under Netfilter config (LED target)
 #
+# CONFIG_ACCESSIBILITY is not set
+# CONFIG_INFINIBAND is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_HCTOSYS=y
@@ -1306,6 +1381,7 @@ CONFIG_RTC_DRV_M41T80=y
 CONFIG_RTC_DRV_S35390A=y
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1344,8 +1420,11 @@ CONFIG_DMA_ENGINE=y
 # CONFIG_ASYNC_TX_DMA is not set
 # CONFIG_DMATEST is not set
 # CONFIG_AUXDISPLAY is not set
-# CONFIG_REGULATOR is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -1358,10 +1437,10 @@ CONFIG_EXT3_FS=y
 # CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
 # CONFIG_EXT3_FS_XATTR is not set
 CONFIG_EXT4_FS=m
-# CONFIG_EXT4DEV_COMPAT is not set
 CONFIG_EXT4_FS_XATTR=y
 # CONFIG_EXT4_FS_POSIX_ACL is not set
 # CONFIG_EXT4_FS_SECURITY is not set
+# CONFIG_EXT4_DEBUG is not set
 CONFIG_JBD=y
 # CONFIG_JBD_DEBUG is not set
 CONFIG_JBD2=m
@@ -1370,10 +1449,13 @@ CONFIG_FS_MBCACHE=m
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -1446,7 +1528,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1537,6 +1618,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1552,6 +1634,7 @@ CONFIG_SCHED_DEBUG=y
 CONFIG_SCHEDSTATS=y
 # CONFIG_TIMER_STATS is not set
 # CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 CONFIG_DEBUG_PREEMPT=y
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
@@ -1572,6 +1655,7 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
@@ -1579,6 +1663,7 @@ CONFIG_FRAME_POINTER=y
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 CONFIG_LATENCYTOP=y
@@ -1587,25 +1672,12 @@ CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
-# CONFIG_FUNCTION_TRACER is not set
-# CONFIG_IRQSOFF_TRACER is not set
-# CONFIG_PREEMPT_TRACER is not set
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
-# CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
-# CONFIG_STACK_TRACER is not set
-# CONFIG_KMEMTRACE is not set
-# CONFIG_WORKQUEUE_TRACER is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
@@ -1629,20 +1701,19 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
-CONFIG_CRYPTO_ALGAPI=m
-CONFIG_CRYPTO_ALGAPI2=m
-CONFIG_CRYPTO_AEAD2=m
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_ALGAPI2=y
+CONFIG_CRYPTO_AEAD2=y
 CONFIG_CRYPTO_BLKCIPHER=m
-CONFIG_CRYPTO_BLKCIPHER2=m
-CONFIG_CRYPTO_HASH2=m
-CONFIG_CRYPTO_RNG2=m
-CONFIG_CRYPTO_PCOMP=m
+CONFIG_CRYPTO_BLKCIPHER2=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_PCOMP=y
 CONFIG_CRYPTO_MANAGER=m
-CONFIG_CRYPTO_MANAGER2=m
+CONFIG_CRYPTO_MANAGER2=y
 # CONFIG_CRYPTO_GF128MUL is not set
 # CONFIG_CRYPTO_NULL is not set
-CONFIG_CRYPTO_WORKQUEUE=m
+CONFIG_CRYPTO_WORKQUEUE=y
 # CONFIG_CRYPTO_CRYPTD is not set
 # CONFIG_CRYPTO_AUTHENC is not set
 # CONFIG_CRYPTO_TEST is not set
@@ -1670,11 +1741,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1691,7 +1764,7 @@ CONFIG_CRYPTO_PCBC=m
 #
 # Ciphers
 #
-# CONFIG_CRYPTO_AES is not set
+CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANUBIS is not set
 # CONFIG_CRYPTO_ARC4 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
@@ -1719,6 +1792,7 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_HW=y
+CONFIG_CRYPTO_DEV_MV_CESA=y
 # CONFIG_CRYPTO_DEV_HIFN_795X is not set
 CONFIG_BINARY_PRINTF=y
 
diff --git a/arch/arm/configs/pxa3xx_defconfig b/arch/arm/configs/pxa3xx_defconfig
new file mode 100644
index 000000000000..733b851e5b7e
--- /dev/null
+++ b/arch/arm/configs/pxa3xx_defconfig
@@ -0,0 +1,1332 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.31-rc1
+# Mon Jul 13 22:48:49 2009
+#
+CONFIG_ARM=y
+CONFIG_HAVE_PWM=y
+CONFIG_SYS_SUPPORTS_APM_EMULATION=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_TIME=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+CONFIG_HARDIRQS_SW_RESEND=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_ARCH_MTD_XIP=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_VECTORS_BASE=0xffff0000
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_LOCK_KERNEL=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+# CONFIG_POSIX_MQUEUE is not set
+# CONFIG_BSD_PROCESS_ACCT is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+# CONFIG_CLASSIC_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
+# CONFIG_IKCONFIG is not set
+CONFIG_LOG_BUF_SHIFT=18
+CONFIG_GROUP_SCHED=y
+CONFIG_FAIR_GROUP_SCHED=y
+# CONFIG_RT_GROUP_SCHED is not set
+CONFIG_USER_SCHED=y
+# CONFIG_CGROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_RELAY is not set
+CONFIG_NAMESPACES=y
+# CONFIG_UTS_NS is not set
+# CONFIG_IPC_NS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_PID_NS is not set
+# CONFIG_NET_NS is not set
+# CONFIG_BLK_DEV_INITRD is not set
+# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
+CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
+# CONFIG_EMBEDDED is not set
+CONFIG_UID16=y
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS=y
+CONFIG_KALLSYMS_ALL=y
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
+CONFIG_SHMEM=y
+CONFIG_AIO=y
+
+#
+# Performance Counters
+#
+CONFIG_VM_EVENT_COUNTERS=y
+# CONFIG_STRIP_ASM_SYMS is not set
+CONFIG_COMPAT_BRK=y
+CONFIG_SLAB=y
+# CONFIG_SLUB is not set
+# CONFIG_SLOB is not set
+# CONFIG_PROFILING is not set
+# CONFIG_MARKERS is not set
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_KPROBES is not set
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+CONFIG_HAVE_CLK=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
+CONFIG_BASE_SMALL=0
+CONFIG_MODULES=y
+# CONFIG_MODULE_FORCE_LOAD is not set
+# CONFIG_MODULE_UNLOAD is not set
+# CONFIG_MODVERSIONS is not set
+# CONFIG_MODULE_SRCVERSION_ALL is not set
+CONFIG_BLOCK=y
+CONFIG_LBDAF=y
+# CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+# CONFIG_DEFAULT_AS is not set
+# CONFIG_DEFAULT_DEADLINE is not set
+CONFIG_DEFAULT_CFQ=y
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="cfq"
+# CONFIG_FREEZER is not set
+
+#
+# System Type
+#
+# CONFIG_ARCH_AAEC2000 is not set
+# CONFIG_ARCH_INTEGRATOR is not set
+# CONFIG_ARCH_REALVIEW is not set
+# CONFIG_ARCH_VERSATILE is not set
+# CONFIG_ARCH_AT91 is not set
+# CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_GEMINI is not set
+# CONFIG_ARCH_EBSA110 is not set
+# CONFIG_ARCH_EP93XX is not set
+# CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_STMP3XXX is not set
+# CONFIG_ARCH_NETX is not set
+# CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_IOP13XX is not set
+# CONFIG_ARCH_IOP32X is not set
+# CONFIG_ARCH_IOP33X is not set
+# CONFIG_ARCH_IXP23XX is not set
+# CONFIG_ARCH_IXP2000 is not set
+# CONFIG_ARCH_IXP4XX is not set
+# CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_KIRKWOOD is not set
+# CONFIG_ARCH_LOKI is not set
+# CONFIG_ARCH_MV78XX0 is not set
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_W90X900 is not set
+# CONFIG_ARCH_PNX4008 is not set
+CONFIG_ARCH_PXA=y
+# CONFIG_ARCH_MSM is not set
+# CONFIG_ARCH_RPC is not set
+# CONFIG_ARCH_SA1100 is not set
+# CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_SHARK is not set
+# CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_U300 is not set
+# CONFIG_ARCH_DAVINCI is not set
+# CONFIG_ARCH_OMAP is not set
+
+#
+# Intel PXA2xx/PXA3xx Implementations
+#
+
+#
+# Supported PXA3xx Processor Variants
+#
+CONFIG_CPU_PXA300=y
+CONFIG_CPU_PXA310=y
+CONFIG_CPU_PXA320=y
+CONFIG_CPU_PXA930=y
+CONFIG_CPU_PXA935=y
+# CONFIG_ARCH_GUMSTIX is not set
+# CONFIG_MACH_INTELMOTE2 is not set
+# CONFIG_MACH_STARGATE2 is not set
+# CONFIG_ARCH_LUBBOCK is not set
+# CONFIG_MACH_LOGICPD_PXA270 is not set
+# CONFIG_MACH_MAINSTONE is not set
+# CONFIG_MACH_MP900C is not set
+# CONFIG_ARCH_PXA_IDP is not set
+# CONFIG_PXA_SHARPSL is not set
+# CONFIG_ARCH_VIPER is not set
+# CONFIG_ARCH_PXA_ESERIES is not set
+# CONFIG_TRIZEPS_PXA is not set
+# CONFIG_MACH_H5000 is not set
+# CONFIG_MACH_EM_X270 is not set
+# CONFIG_MACH_EXEDA is not set
+# CONFIG_MACH_COLIBRI is not set
+# CONFIG_MACH_COLIBRI300 is not set
+# CONFIG_MACH_COLIBRI320 is not set
+CONFIG_MACH_ZYLONITE=y
+CONFIG_MACH_LITTLETON=y
+CONFIG_MACH_TAVOREVB=y
+CONFIG_MACH_SAAR=y
+# CONFIG_MACH_ARMCORE is not set
+# CONFIG_MACH_CM_X300 is not set
+# CONFIG_MACH_H4700 is not set
+# CONFIG_MACH_MAGICIAN is not set
+# CONFIG_MACH_HIMALAYA is not set
+# CONFIG_MACH_MIOA701 is not set
+# CONFIG_MACH_PCM027 is not set
+# CONFIG_ARCH_PXA_PALM is not set
+# CONFIG_MACH_CSB726 is not set
+# CONFIG_PXA_EZX is not set
+CONFIG_PXA3xx=y
+CONFIG_PXA_SSP=y
+CONFIG_PXA_HAVE_BOARD_IRQS=y
+CONFIG_PLAT_PXA=y
+
+#
+# Processor Type
+#
+CONFIG_CPU_32=y
+CONFIG_CPU_XSC3=y
+CONFIG_CPU_32v5=y
+CONFIG_CPU_ABRT_EV5T=y
+CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_CACHE_VIVT=y
+CONFIG_CPU_TLB_V4WBI=y
+CONFIG_CPU_CP15=y
+CONFIG_CPU_CP15_MMU=y
+CONFIG_IO_36=y
+
+#
+# Processor Features
+#
+CONFIG_ARM_THUMB=y
+# CONFIG_CPU_DCACHE_DISABLE is not set
+# CONFIG_CPU_BPREDICT_DISABLE is not set
+CONFIG_OUTER_CACHE=y
+CONFIG_CACHE_XSC3L2=y
+CONFIG_IWMMXT=y
+CONFIG_COMMON_CLKDEV=y
+
+#
+# Bus support
+#
+# CONFIG_PCI_SYSCALL is not set
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+# CONFIG_PCCARD is not set
+
+#
+# Kernel Features
+#
+CONFIG_TICK_ONESHOT=y
+# CONFIG_NO_HZ is not set
+# CONFIG_HIGH_RES_TIMERS is not set
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_VMSPLIT_3G=y
+# CONFIG_VMSPLIT_2G is not set
+# CONFIG_VMSPLIT_1G is not set
+CONFIG_PAGE_OFFSET=0xC0000000
+CONFIG_PREEMPT=y
+CONFIG_HZ=100
+CONFIG_AEABI=y
+CONFIG_OABI_COMPAT=y
+# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
+# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
+# CONFIG_HIGHMEM is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PHYS_ADDR_T_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
+CONFIG_VIRT_TO_BUS=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
+CONFIG_ALIGNMENT_TRAP=y
+# CONFIG_UACCESS_WITH_MEMCPY is not set
+
+#
+# Boot options
+#
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="root=/dev/nfs rootfstype=nfs nfsroot=192.168.1.100:/nfsroot/ ip=192.168.1.101:192.168.1.100::255.255.255.0::eth0:on console=ttyS0,115200 mem=64M debug"
+# CONFIG_XIP_KERNEL is not set
+# CONFIG_KEXEC is not set
+
+#
+# CPU Power Management
+#
+# CONFIG_CPU_FREQ is not set
+# CONFIG_CPU_IDLE is not set
+
+#
+# Floating point emulation
+#
+
+#
+# At least one emulation must be selected
+#
+CONFIG_FPE_NWFPE=y
+# CONFIG_FPE_NWFPE_XP is not set
+# CONFIG_FPE_FASTFPE is not set
+
+#
+# Userspace binary formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_HAVE_AOUT=y
+# CONFIG_BINFMT_AOUT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options
+#
+# CONFIG_PM is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+# CONFIG_IP_PNP_DHCP is not set
+# CONFIG_IP_PNP_BOOTP is not set
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
+# CONFIG_INET_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+# CONFIG_INET_LRO is not set
+# CONFIG_INET_DIAG is not set
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
+# CONFIG_IPV6 is not set
+# CONFIG_NETWORK_SECMARK is not set
+# CONFIG_NETFILTER is not set
+# CONFIG_IP_DCCP is not set
+# CONFIG_IP_SCTP is not set
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
+# CONFIG_NET_SCHED is not set
+# CONFIG_DCB is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_CAN is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_AF_RXRPC is not set
+# CONFIG_WIRELESS is not set
+# CONFIG_WIMAX is not set
+# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_STANDALONE is not set
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_DEBUG_DEVRES is not set
+# CONFIG_SYS_HYPERVISOR is not set
+# CONFIG_CONNECTOR is not set
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+CONFIG_MTD_CONCAT=y
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
+# CONFIG_MTD_REDBOOT_PARTS is not set
+# CONFIG_MTD_CMDLINE_PARTS is not set
+# CONFIG_MTD_AFS_PARTS is not set
+# CONFIG_MTD_AR7_PARTS is not set
+
+#
+# User Modules And Translation Layers
+#
+CONFIG_MTD_CHAR=y
+CONFIG_MTD_BLKDEVS=y
+CONFIG_MTD_BLOCK=y
+# CONFIG_FTL is not set
+# CONFIG_NFTL is not set
+# CONFIG_INFTL is not set
+# CONFIG_RFD_FTL is not set
+# CONFIG_SSFDC is not set
+# CONFIG_MTD_OOPS is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+# CONFIG_MTD_CFI is not set
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+CONFIG_MTD_MAP_BANK_WIDTH_4=y
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+
+#
+# Mapping drivers for chip access
+#
+# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_DATAFLASH is not set
+# CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+# CONFIG_MTD_BLOCK2MTD is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+CONFIG_MTD_NAND=y
+CONFIG_MTD_NAND_VERIFY_WRITE=y
+# CONFIG_MTD_NAND_ECC_SMC is not set
+# CONFIG_MTD_NAND_MUSEUM_IDS is not set
+# CONFIG_MTD_NAND_H1900 is not set
+# CONFIG_MTD_NAND_GPIO is not set
+CONFIG_MTD_NAND_IDS=y
+# CONFIG_MTD_NAND_DISKONCHIP is not set
+# CONFIG_MTD_NAND_SHARPSL is not set
+CONFIG_MTD_NAND_PXA3xx=y
+CONFIG_MTD_NAND_PXA3xx_BUILTIN=y
+# CONFIG_MTD_NAND_NANDSIM is not set
+# CONFIG_MTD_NAND_PLATFORM is not set
+CONFIG_MTD_ONENAND=y
+CONFIG_MTD_ONENAND_VERIFY_WRITE=y
+CONFIG_MTD_ONENAND_GENERIC=y
+# CONFIG_MTD_ONENAND_OTP is not set
+# CONFIG_MTD_ONENAND_2X_PROGRAM is not set
+# CONFIG_MTD_ONENAND_SIM is not set
+
+#
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
+# UBI - Unsorted block images
+#
+# CONFIG_MTD_UBI is not set
+# CONFIG_PARPORT is not set
+CONFIG_BLK_DEV=y
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+# CONFIG_BLK_DEV_NBD is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=4096
+# CONFIG_BLK_DEV_XIP is not set
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+# CONFIG_MG_DISK is not set
+# CONFIG_MISC_DEVICES is not set
+CONFIG_HAVE_IDE=y
+# CONFIG_IDE is not set
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+# CONFIG_SCSI is not set
+# CONFIG_SCSI_DMA is not set
+# CONFIG_SCSI_NETLINK is not set
+# CONFIG_ATA is not set
+# CONFIG_MD is not set
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+# CONFIG_VETH is not set
+# CONFIG_PHYLIB is not set
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_AX88796 is not set
+CONFIG_SMC91X=y
+# CONFIG_DM9000 is not set
+# CONFIG_ENC28J60 is not set
+# CONFIG_ETHOC is not set
+# CONFIG_SMC911X is not set
+# CONFIG_SMSC911X is not set
+# CONFIG_DNET is not set
+# CONFIG_IBM_NEW_EMAC_ZMII is not set
+# CONFIG_IBM_NEW_EMAC_RGMII is not set
+# CONFIG_IBM_NEW_EMAC_TAH is not set
+# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
+# CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+
+#
+# Wireless LAN
+#
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+# CONFIG_ISDN is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+CONFIG_INPUT_MOUSEDEV=y
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_LM8323 is not set
+CONFIG_KEYBOARD_PXA27x=y
+CONFIG_KEYBOARD_PXA930_ROTARY=y
+CONFIG_KEYBOARD_GPIO=y
+CONFIG_INPUT_MOUSE=y
+CONFIG_MOUSE_PS2=y
+CONFIG_MOUSE_PS2_ALPS=y
+CONFIG_MOUSE_PS2_LOGIPS2PP=y
+CONFIG_MOUSE_PS2_SYNAPTICS=y
+CONFIG_MOUSE_PS2_TRACKPOINT=y
+# CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_TOUCHKIT is not set
+# CONFIG_MOUSE_SERIAL is not set
+# CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_MOUSE_GPIO is not set
+CONFIG_MOUSE_PXA930_TRKBALL=y
+# CONFIG_MOUSE_SYNAPTICS_I2C is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+CONFIG_INPUT_TOUCHSCREEN=y
+# CONFIG_TOUCHSCREEN_ADS7846 is not set
+# CONFIG_TOUCHSCREEN_AD7877 is not set
+# CONFIG_TOUCHSCREEN_AD7879_I2C is not set
+# CONFIG_TOUCHSCREEN_AD7879_SPI is not set
+# CONFIG_TOUCHSCREEN_AD7879 is not set
+CONFIG_TOUCHSCREEN_DA9034=y
+# CONFIG_TOUCHSCREEN_EETI is not set
+# CONFIG_TOUCHSCREEN_FUJITSU is not set
+# CONFIG_TOUCHSCREEN_GUNZE is not set
+# CONFIG_TOUCHSCREEN_ELO is not set
+# CONFIG_TOUCHSCREEN_WACOM_W8001 is not set
+# CONFIG_TOUCHSCREEN_MTOUCH is not set
+# CONFIG_TOUCHSCREEN_INEXIO is not set
+# CONFIG_TOUCHSCREEN_MK712 is not set
+# CONFIG_TOUCHSCREEN_PENMOUNT is not set
+# CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
+# CONFIG_TOUCHSCREEN_TOUCHWIN is not set
+# CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
+# CONFIG_TOUCHSCREEN_TSC2007 is not set
+# CONFIG_TOUCHSCREEN_W90X900 is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+CONFIG_SERIO_SERPORT=y
+CONFIG_SERIO_LIBPS2=y
+# CONFIG_SERIO_RAW is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+CONFIG_DEVKMEM=y
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+# CONFIG_SERIAL_8250 is not set
+
+#
+# Non-8250 serial port support
+#
+# CONFIG_SERIAL_MAX3100 is not set
+CONFIG_SERIAL_PXA=y
+CONFIG_SERIAL_PXA_CONSOLE=y
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_R3964 is not set
+# CONFIG_RAW_DRIVER is not set
+# CONFIG_TCG_TPM is not set
+CONFIG_I2C=y
+CONFIG_I2C_BOARDINFO=y
+# CONFIG_I2C_CHARDEV is not set
+# CONFIG_I2C_HELPER_AUTO is not set
+
+#
+# I2C Algorithms
+#
+# CONFIG_I2C_ALGOBIT is not set
+# CONFIG_I2C_ALGOPCF is not set
+# CONFIG_I2C_ALGOPCA is not set
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_DESIGNWARE is not set
+# CONFIG_I2C_GPIO is not set
+# CONFIG_I2C_OCORES is not set
+CONFIG_I2C_PXA=y
+# CONFIG_I2C_PXA_SLAVE is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+CONFIG_SPI=y
+# CONFIG_SPI_DEBUG is not set
+CONFIG_SPI_MASTER=y
+
+#
+# SPI Master Controller Drivers
+#
+# CONFIG_SPI_BITBANG is not set
+# CONFIG_SPI_GPIO is not set
+CONFIG_SPI_PXA2XX=y
+
+#
+# SPI Protocol Masters
+#
+# CONFIG_SPI_SPIDEV is not set
+# CONFIG_SPI_TLE62X0 is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+# CONFIG_GPIO_SYSFS is not set
+
+#
+# Memory mapped GPIO expanders:
+#
+
+#
+# I2C GPIO expanders:
+#
+CONFIG_GPIO_MAX732X=y
+CONFIG_GPIO_PCA953X=y
+CONFIG_GPIO_PCF857X=y
+
+#
+# PCI GPIO expanders:
+#
+
+#
+# SPI GPIO expanders:
+#
+CONFIG_GPIO_MAX7301=y
+# CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_W1 is not set
+CONFIG_POWER_SUPPLY=y
+CONFIG_POWER_SUPPLY_DEBUG=y
+CONFIG_PDA_POWER=y
+# CONFIG_BATTERY_DS2760 is not set
+# CONFIG_BATTERY_BQ27x00 is not set
+CONFIG_BATTERY_DA9030=y
+# CONFIG_BATTERY_MAX17040 is not set
+# CONFIG_HWMON is not set
+# CONFIG_THERMAL is not set
+# CONFIG_THERMAL_HWMON is not set
+# CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
+
+#
+# Sonics Silicon Backplane
+#
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_TPS65010 is not set
+# CONFIG_TWL4030_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_T7L66XB is not set
+# CONFIG_MFD_TC6387XB is not set
+# CONFIG_MFD_TC6393XB is not set
+CONFIG_PMIC_DA903X=y
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
+# CONFIG_MEDIA_SUPPORT is not set
+
+#
+# Graphics support
+#
+# CONFIG_VGASTATE is not set
+# CONFIG_VIDEO_OUTPUT_CONTROL is not set
+CONFIG_FB=y
+# CONFIG_FIRMWARE_EDID is not set
+# CONFIG_FB_DDC is not set
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+# CONFIG_FB_MACMODES is not set
+# CONFIG_FB_BACKLIGHT is not set
+# CONFIG_FB_MODE_HELPERS is not set
+# CONFIG_FB_TILEBLITTING is not set
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_S1D13XXX is not set
+CONFIG_FB_PXA=y
+# CONFIG_FB_PXA_OVERLAY is not set
+# CONFIG_FB_PXA_SMARTPANEL is not set
+# CONFIG_FB_PXA_PARAMETERS is not set
+# CONFIG_FB_MBX is not set
+# CONFIG_FB_W100 is not set
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_LCD_CLASS_DEVICE=y
+# CONFIG_LCD_LTV350QV is not set
+# CONFIG_LCD_ILI9320 is not set
+CONFIG_LCD_TDO24M=y
+# CONFIG_LCD_VGG2432A4 is not set
+# CONFIG_LCD_PLATFORM is not set
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+# CONFIG_BACKLIGHT_GENERIC is not set
+CONFIG_BACKLIGHT_PWM=y
+CONFIG_BACKLIGHT_DA903X=y
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+CONFIG_FONTS=y
+# CONFIG_FONT_8x8 is not set
+# CONFIG_FONT_8x16 is not set
+CONFIG_FONT_6x11=y
+# CONFIG_FONT_7x14 is not set
+# CONFIG_FONT_PEARL_8x8 is not set
+# CONFIG_FONT_ACORN_8x8 is not set
+# CONFIG_FONT_MINI_4x6 is not set
+# CONFIG_FONT_SUN8x16 is not set
+# CONFIG_FONT_SUN12x22 is not set
+# CONFIG_FONT_10x18 is not set
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
+# CONFIG_SOUND is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+CONFIG_MMC=y
+# CONFIG_MMC_DEBUG is not set
+# CONFIG_MMC_UNSAFE_RESUME is not set
+
+#
+# MMC/SD/SDIO Card Drivers
+#
+CONFIG_MMC_BLOCK=y
+CONFIG_MMC_BLOCK_BOUNCE=y
+# CONFIG_SDIO_UART is not set
+# CONFIG_MMC_TEST is not set
+
+#
+# MMC/SD/SDIO Host Controller Drivers
+#
+CONFIG_MMC_PXA=y
+# CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_SPI is not set
+# CONFIG_MEMSTICK is not set
+# CONFIG_ACCESSIBILITY is not set
+CONFIG_NEW_LEDS=y
+CONFIG_LEDS_CLASS=m
+
+#
+# LED drivers
+#
+# CONFIG_LEDS_PCA9532 is not set
+CONFIG_LEDS_GPIO=m
+CONFIG_LEDS_GPIO_PLATFORM=y
+# CONFIG_LEDS_LP5521 is not set
+# CONFIG_LEDS_PCA955X is not set
+CONFIG_LEDS_DA903X=m
+# CONFIG_LEDS_DAC124S085 is not set
+# CONFIG_LEDS_PWM is not set
+# CONFIG_LEDS_BD2802 is not set
+
+#
+# LED Triggers
+#
+CONFIG_LEDS_TRIGGERS=y
+CONFIG_LEDS_TRIGGER_TIMER=m
+CONFIG_LEDS_TRIGGER_HEARTBEAT=m
+CONFIG_LEDS_TRIGGER_BACKLIGHT=m
+CONFIG_LEDS_TRIGGER_GPIO=m
+CONFIG_LEDS_TRIGGER_DEFAULT_ON=m
+
+#
+# iptables trigger is under Netfilter config (LED target)
+#
+CONFIG_RTC_LIB=y
+# CONFIG_RTC_CLASS is not set
+# CONFIG_DMADEVICES is not set
+# CONFIG_AUXDISPLAY is not set
+CONFIG_REGULATOR=y
+CONFIG_REGULATOR_DEBUG=y
+# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
+CONFIG_REGULATOR_VIRTUAL_CONSUMER=y
+# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
+# CONFIG_REGULATOR_BQ24022 is not set
+# CONFIG_REGULATOR_MAX1586 is not set
+CONFIG_REGULATOR_DA903X=y
+# CONFIG_REGULATOR_LP3971 is not set
+# CONFIG_UIO is not set
+# CONFIG_STAGING is not set
+
+#
+# File systems
+#
+# CONFIG_EXT2_FS is not set
+# CONFIG_EXT3_FS is not set
+# CONFIG_EXT4_FS is not set
+# CONFIG_REISERFS_FS is not set
+# CONFIG_JFS_FS is not set
+CONFIG_FS_POSIX_ACL=y
+# CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
+CONFIG_DNOTIFY=y
+# CONFIG_INOTIFY is not set
+CONFIG_INOTIFY_USER=y
+# CONFIG_QUOTA is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+# CONFIG_ISO9660_FS is not set
+# CONFIG_UDF_FS is not set
+
+#
+# DOS/FAT/NT Filesystems
+#
+# CONFIG_MSDOS_FS is not set
+# CONFIG_VFAT_FS is not set
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SYSFS=y
+# CONFIG_TMPFS is not set
+# CONFIG_HUGETLB_PAGE is not set
+# CONFIG_CONFIGFS_FS is not set
+CONFIG_MISC_FILESYSTEMS=y
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+# CONFIG_HFS_FS is not set
+# CONFIG_HFSPLUS_FS is not set
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+CONFIG_JFFS2_FS=y
+CONFIG_JFFS2_FS_DEBUG=0
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+CONFIG_JFFS2_FS_WBUF_VERIFY=y
+# CONFIG_JFFS2_SUMMARY is not set
+# CONFIG_JFFS2_FS_XATTR is not set
+CONFIG_JFFS2_COMPRESSION_OPTIONS=y
+CONFIG_JFFS2_ZLIB=y
+CONFIG_JFFS2_LZO=y
+CONFIG_JFFS2_RTIME=y
+CONFIG_JFFS2_RUBIN=y
+# CONFIG_JFFS2_CMODE_NONE is not set
+CONFIG_JFFS2_CMODE_PRIORITY=y
+# CONFIG_JFFS2_CMODE_SIZE is not set
+# CONFIG_JFFS2_CMODE_FAVOURLZO is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_NETWORK_FILESYSTEMS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
+CONFIG_ROOT_NFS=y
+# CONFIG_NFSD is not set
+CONFIG_LOCKD=y
+CONFIG_LOCKD_V4=y
+CONFIG_NFS_ACL_SUPPORT=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+CONFIG_SUNRPC_GSS=y
+CONFIG_RPCSEC_GSS_KRB5=y
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+
+#
+# Partition Types
+#
+# CONFIG_PARTITION_ADVANCED is not set
+CONFIG_MSDOS_PARTITION=y
+CONFIG_NLS=y
+CONFIG_NLS_DEFAULT="iso8859-1"
+# CONFIG_NLS_CODEPAGE_437 is not set
+# CONFIG_NLS_CODEPAGE_737 is not set
+# CONFIG_NLS_CODEPAGE_775 is not set
+# CONFIG_NLS_CODEPAGE_850 is not set
+# CONFIG_NLS_CODEPAGE_852 is not set
+# CONFIG_NLS_CODEPAGE_855 is not set
+# CONFIG_NLS_CODEPAGE_857 is not set
+# CONFIG_NLS_CODEPAGE_860 is not set
+# CONFIG_NLS_CODEPAGE_861 is not set
+# CONFIG_NLS_CODEPAGE_862 is not set
+# CONFIG_NLS_CODEPAGE_863 is not set
+# CONFIG_NLS_CODEPAGE_864 is not set
+# CONFIG_NLS_CODEPAGE_865 is not set
+# CONFIG_NLS_CODEPAGE_866 is not set
+# CONFIG_NLS_CODEPAGE_869 is not set
+# CONFIG_NLS_CODEPAGE_936 is not set
+# CONFIG_NLS_CODEPAGE_950 is not set
+# CONFIG_NLS_CODEPAGE_932 is not set
+# CONFIG_NLS_CODEPAGE_949 is not set
+# CONFIG_NLS_CODEPAGE_874 is not set
+# CONFIG_NLS_ISO8859_8 is not set
+# CONFIG_NLS_CODEPAGE_1250 is not set
+# CONFIG_NLS_CODEPAGE_1251 is not set
+# CONFIG_NLS_ASCII is not set
+# CONFIG_NLS_ISO8859_1 is not set
+# CONFIG_NLS_ISO8859_2 is not set
+# CONFIG_NLS_ISO8859_3 is not set
+# CONFIG_NLS_ISO8859_4 is not set
+# CONFIG_NLS_ISO8859_5 is not set
+# CONFIG_NLS_ISO8859_6 is not set
+# CONFIG_NLS_ISO8859_7 is not set
+# CONFIG_NLS_ISO8859_9 is not set
+# CONFIG_NLS_ISO8859_13 is not set
+# CONFIG_NLS_ISO8859_14 is not set
+# CONFIG_NLS_ISO8859_15 is not set
+# CONFIG_NLS_KOI8_R is not set
+# CONFIG_NLS_KOI8_U is not set
+# CONFIG_NLS_UTF8 is not set
+# CONFIG_DLM is not set
+
+#
+# Kernel hacking
+#
+CONFIG_PRINTK_TIME=y
+CONFIG_ENABLE_WARN_DEPRECATED=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=1024
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+CONFIG_DEBUG_SHIRQ=y
+CONFIG_DETECT_SOFTLOCKUP=y
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC=y
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=1
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_TIMER_STATS is not set
+# CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
+CONFIG_DEBUG_PREEMPT=y
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
+CONFIG_DEBUG_SPINLOCK=y
+# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
+CONFIG_DEBUG_SPINLOCK_SLEEP=y
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+CONFIG_DEBUG_BUGVERBOSE=y
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
+# CONFIG_DEBUG_LIST is not set
+# CONFIG_DEBUG_SG is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+# CONFIG_SYSCTL_SYSCALL_CHECK is not set
+# CONFIG_PAGE_POISONING is not set
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_TRACING_SUPPORT=y
+# CONFIG_FTRACE is not set
+# CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+# CONFIG_KMEMCHECK is not set
+CONFIG_ARM_UNWIND=y
+CONFIG_DEBUG_USER=y
+# CONFIG_DEBUG_ERRORS is not set
+# CONFIG_DEBUG_STACK_USAGE is not set
+# CONFIG_DEBUG_LL is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+CONFIG_CRYPTO=y
+
+#
+# Crypto core or helper
+#
+# CONFIG_CRYPTO_FIPS is not set
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_ALGAPI2=y
+CONFIG_CRYPTO_AEAD2=y
+CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_BLKCIPHER2=y
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_PCOMP=y
+CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_MANAGER2=y
+# CONFIG_CRYPTO_GF128MUL is not set
+# CONFIG_CRYPTO_NULL is not set
+CONFIG_CRYPTO_WORKQUEUE=y
+# CONFIG_CRYPTO_CRYPTD is not set
+# CONFIG_CRYPTO_AUTHENC is not set
+# CONFIG_CRYPTO_TEST is not set
+
+#
+# Authenticated Encryption with Associated Data
+#
+# CONFIG_CRYPTO_CCM is not set
+# CONFIG_CRYPTO_GCM is not set
+# CONFIG_CRYPTO_SEQIV is not set
+
+#
+# Block modes
+#
+CONFIG_CRYPTO_CBC=y
+# CONFIG_CRYPTO_CTR is not set
+# CONFIG_CRYPTO_CTS is not set
+# CONFIG_CRYPTO_ECB is not set
+# CONFIG_CRYPTO_LRW is not set
+# CONFIG_CRYPTO_PCBC is not set
+# CONFIG_CRYPTO_XTS is not set
+
+#
+# Hash modes
+#
+# CONFIG_CRYPTO_HMAC is not set
+# CONFIG_CRYPTO_XCBC is not set
+
+#
+# Digest
+#
+# CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_MD4 is not set
+CONFIG_CRYPTO_MD5=y
+# CONFIG_CRYPTO_MICHAEL_MIC is not set
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
+# CONFIG_CRYPTO_SHA1 is not set
+# CONFIG_CRYPTO_SHA256 is not set
+# CONFIG_CRYPTO_SHA512 is not set
+# CONFIG_CRYPTO_TGR192 is not set
+# CONFIG_CRYPTO_WP512 is not set
+
+#
+# Ciphers
+#
+# CONFIG_CRYPTO_AES is not set
+# CONFIG_CRYPTO_ANUBIS is not set
+# CONFIG_CRYPTO_ARC4 is not set
+# CONFIG_CRYPTO_BLOWFISH is not set
+# CONFIG_CRYPTO_CAMELLIA is not set
+# CONFIG_CRYPTO_CAST5 is not set
+# CONFIG_CRYPTO_CAST6 is not set
+CONFIG_CRYPTO_DES=y
+# CONFIG_CRYPTO_FCRYPT is not set
+# CONFIG_CRYPTO_KHAZAD is not set
+# CONFIG_CRYPTO_SALSA20 is not set
+# CONFIG_CRYPTO_SEED is not set
+# CONFIG_CRYPTO_SERPENT is not set
+# CONFIG_CRYPTO_TEA is not set
+# CONFIG_CRYPTO_TWOFISH is not set
+
+#
+# Compression
+#
+# CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
+# CONFIG_CRYPTO_LZO is not set
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+# CONFIG_BINARY_PRINTF is not set
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+CONFIG_GENERIC_FIND_LAST_BIT=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
+# CONFIG_CRC_ITU_T is not set
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+# CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=y
+CONFIG_LZO_COMPRESS=y
+CONFIG_LZO_DECOMPRESS=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
diff --git a/arch/arm/configs/u300_defconfig b/arch/arm/configs/u300_defconfig
index 7d61ae6e75da..953ba0297fc4 100644
--- a/arch/arm/configs/u300_defconfig
+++ b/arch/arm/configs/u300_defconfig
@@ -1,14 +1,14 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc3
-# Thu Jul 16 23:36:10 2009
+# Linux kernel version: 2.6.32-rc5
+# Sat Oct 17 23:32:24 2009
 #
 CONFIG_ARM=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_MMU=y
+CONFIG_HAVE_TCM=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -44,11 +44,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -80,17 +81,15 @@ CONFIG_SHMEM=y
 # CONFIG_AIO is not set
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_KPROBES=y
@@ -133,6 +132,7 @@ CONFIG_DEFAULT_IOSCHED="deadline"
 #
 # System Type
 #
+CONFIG_MMU=y
 # CONFIG_ARCH_AAEC2000 is not set
 # CONFIG_ARCH_INTEGRATOR is not set
 # CONFIG_ARCH_REALVIEW is not set
@@ -147,6 +147,7 @@ CONFIG_DEFAULT_IOSCHED="deadline"
 # CONFIG_ARCH_STMP3XXX is not set
 # CONFIG_ARCH_NETX is not set
 # CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_NOMADIK is not set
 # CONFIG_ARCH_IOP13XX is not set
 # CONFIG_ARCH_IOP32X is not set
 # CONFIG_ARCH_IOP33X is not set
@@ -169,11 +170,13 @@ CONFIG_DEFAULT_IOSCHED="deadline"
 # CONFIG_ARCH_SA1100 is not set
 # CONFIG_ARCH_S3C2410 is not set
 # CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_S5PC1XX is not set
 # CONFIG_ARCH_SHARK is not set
 # CONFIG_ARCH_LH7A40X is not set
 CONFIG_ARCH_U300=y
 # CONFIG_ARCH_DAVINCI is not set
 # CONFIG_ARCH_OMAP is not set
+# CONFIG_ARCH_BCMRING is not set
 
 #
 # ST-Ericsson AB U300/U330/U335/U365 Platform
@@ -195,6 +198,7 @@ CONFIG_MACH_U300_BS335=y
 CONFIG_MACH_U300_DUAL_RAM=y
 CONFIG_U300_DEBUG=y
 # CONFIG_MACH_U300_SEMI_IS_SHARED is not set
+CONFIG_MACH_U300_SPIDUMMY=y
 
 #
 # All the settings below must match the bootloader's settings
@@ -207,7 +211,7 @@ CONFIG_CPU_32=y
 CONFIG_CPU_ARM926T=y
 CONFIG_CPU_32v5=y
 CONFIG_CPU_ABRT_EV5TJ=y
-CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_PABRT_LEGACY=y
 CONFIG_CPU_CACHE_VIVT=y
 CONFIG_CPU_COPY_V4WB=y
 CONFIG_CPU_TLB_V4WBI=y
@@ -222,6 +226,7 @@ CONFIG_ARM_THUMB=y
 # CONFIG_CPU_DCACHE_DISABLE is not set
 # CONFIG_CPU_DCACHE_WRITETHROUGH is not set
 # CONFIG_CPU_CACHE_ROUND_ROBIN is not set
+CONFIG_ARM_L1_CACHE_SHIFT=5
 CONFIG_ARM_VIC=y
 CONFIG_ARM_VIC_NR=2
 CONFIG_COMMON_CLKDEV=y
@@ -245,6 +250,8 @@ CONFIG_VMSPLIT_3G=y
 # CONFIG_VMSPLIT_2G is not set
 # CONFIG_VMSPLIT_1G is not set
 CONFIG_PAGE_OFFSET=0xC0000000
+# CONFIG_PREEMPT_NONE is not set
+# CONFIG_PREEMPT_VOLUNTARY is not set
 CONFIG_PREEMPT=y
 CONFIG_HZ=100
 CONFIG_AEABI=y
@@ -265,6 +272,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_ALIGNMENT_TRAP=y
 # CONFIG_UACCESS_WITH_MEMCPY is not set
@@ -313,6 +321,7 @@ CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
 # CONFIG_SUSPEND is not set
 # CONFIG_APM_EMULATION is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 CONFIG_NET=y
 
@@ -351,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -391,6 +401,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 CONFIG_FW_LOADER=y
@@ -402,9 +413,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AFS_PARTS is not set
@@ -453,6 +464,7 @@ CONFIG_MTD_CFI_I2=y
 #
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -520,6 +532,7 @@ CONFIG_HAVE_IDE=y
 # CONFIG_MD is not set
 # CONFIG_NETDEVICES is not set
 # CONFIG_ISDN is not set
+# CONFIG_PHONE is not set
 
 #
 # Input device support
@@ -540,12 +553,16 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
 # CONFIG_KEYBOARD_LM8323 is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -597,6 +614,7 @@ CONFIG_LEGACY_PTY_COUNT=16
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -629,9 +647,6 @@ CONFIG_I2C_STU300=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -653,16 +668,21 @@ CONFIG_SPI_PL022=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 CONFIG_POWER_SUPPLY=y
 # CONFIG_POWER_SUPPLY_DEBUG is not set
 # CONFIG_PDA_POWER is not set
 # CONFIG_BATTERY_DS2760 is not set
+# CONFIG_BATTERY_DS2782 is not set
 # CONFIG_BATTERY_BQ27x00 is not set
 # CONFIG_BATTERY_MAX17040 is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -690,10 +710,24 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TC6387XB is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 CONFIG_AB3100_CORE=y
+CONFIG_AB3100_OTP=y
 # CONFIG_EZX_PCAP is not set
+CONFIG_REGULATOR=y
+# CONFIG_REGULATOR_DEBUG is not set
+# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
+# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set
+# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
+# CONFIG_REGULATOR_BQ24022 is not set
+# CONFIG_REGULATOR_MAX1586 is not set
+# CONFIG_REGULATOR_LP3971 is not set
+CONFIG_REGULATOR_AB3100=y
+# CONFIG_REGULATOR_TPS65023 is not set
+# CONFIG_REGULATOR_TPS6507X is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
@@ -792,9 +826,10 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 #
 CONFIG_MMC_ARMMMCI=y
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MMC_SPI is not set
 # CONFIG_MEMSTICK is not set
-# CONFIG_ACCESSIBILITY is not set
 CONFIG_NEW_LEDS=y
 CONFIG_LEDS_CLASS=y
 
@@ -820,10 +855,10 @@ CONFIG_LEDS_TRIGGER_BACKLIGHT=y
 #
 # iptables trigger is under Netfilter config (LED target)
 #
+# CONFIG_ACCESSIBILITY is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
-CONFIG_RTC_HCTOSYS=y
-CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_HCTOSYS is not set
 # CONFIG_RTC_DEBUG is not set
 
 #
@@ -863,6 +898,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -878,27 +914,25 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_M48T59 is not set
 # CONFIG_RTC_DRV_BQ4802 is not set
 # CONFIG_RTC_DRV_V3020 is not set
+CONFIG_RTC_DRV_AB3100=y
 
 #
 # on-CPU RTC drivers
 #
 # CONFIG_RTC_DRV_PL030 is not set
 # CONFIG_RTC_DRV_PL031 is not set
+CONFIG_RTC_DRV_COH901331=y
 CONFIG_DMADEVICES=y
 
 #
 # DMA Devices
 #
 # CONFIG_AUXDISPLAY is not set
-CONFIG_REGULATOR=y
-# CONFIG_REGULATOR_DEBUG is not set
-# CONFIG_REGULATOR_FIXED_VOLTAGE is not set
-# CONFIG_REGULATOR_VIRTUAL_CONSUMER is not set
-# CONFIG_REGULATOR_USERSPACE_CONSUMER is not set
-# CONFIG_REGULATOR_BQ24022 is not set
-# CONFIG_REGULATOR_MAX1586 is not set
-# CONFIG_REGULATOR_LP3971 is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -913,6 +947,7 @@ CONFIG_REGULATOR=y
 # CONFIG_XFS_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -975,7 +1010,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
 
 #
@@ -1033,6 +1067,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1066,11 +1101,13 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
@@ -1121,6 +1158,7 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 # CONFIG_CRC32 is not set
 # CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
+CONFIG_GENERIC_ALLOCATOR=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
diff --git a/arch/arm/configs/xcep_defconfig b/arch/arm/configs/xcep_defconfig
new file mode 100644
index 000000000000..33bb7250946b
--- /dev/null
+++ b/arch/arm/configs/xcep_defconfig
@@ -0,0 +1,1129 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.31-rc6
+# Thu Aug 20 09:02:37 2009
+#
+CONFIG_ARM=y
+CONFIG_SYS_SUPPORTS_APM_EMULATION=y
+CONFIG_GENERIC_GPIO=y
+CONFIG_GENERIC_TIME=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_MMU=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+CONFIG_HARDIRQS_SW_RESEND=y
+CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_RWSEM_GENERIC_SPINLOCK=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_CALIBRATE_DELAY=y
+CONFIG_ARCH_MTD_XIP=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_VECTORS_BASE=0xffff0000
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_BROKEN_ON_SMP=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=".xcep-itech"
+# CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+# CONFIG_POSIX_MQUEUE is not set
+CONFIG_BSD_PROCESS_ACCT=y
+# CONFIG_BSD_PROCESS_ACCT_V3 is not set
+# CONFIG_TASKSTATS is not set
+# CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_CLASSIC_RCU=y
+# CONFIG_TREE_RCU is not set
+# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_RCU_TRACE is not set
+# CONFIG_PREEMPT_RCU_TRACE is not set
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_LOG_BUF_SHIFT=16
+# CONFIG_GROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_RELAY is not set
+# CONFIG_NAMESPACES is not set
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
+CONFIG_EMBEDDED=y
+# CONFIG_UID16 is not set
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS=y
+# CONFIG_KALLSYMS_ALL is not set
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
+# CONFIG_SHMEM is not set
+CONFIG_AIO=y
+
+#
+# Performance Counters
+#
+# CONFIG_VM_EVENT_COUNTERS is not set
+CONFIG_STRIP_ASM_SYMS=y
+# CONFIG_COMPAT_BRK is not set
+# CONFIG_SLAB is not set
+# CONFIG_SLUB is not set
+CONFIG_SLOB=y
+# CONFIG_PROFILING is not set
+CONFIG_TRACEPOINTS=y
+CONFIG_MARKERS=y
+CONFIG_HAVE_OPROFILE=y
+CONFIG_KPROBES=y
+CONFIG_KRETPROBES=y
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+CONFIG_HAVE_CLK=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
+CONFIG_RT_MUTEXES=y
+CONFIG_BASE_SMALL=0
+CONFIG_MODULES=y
+# CONFIG_MODULE_FORCE_LOAD is not set
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+# CONFIG_BLOCK is not set
+# CONFIG_FREEZER is not set
+
+#
+# System Type
+#
+# CONFIG_ARCH_AAEC2000 is not set
+# CONFIG_ARCH_INTEGRATOR is not set
+# CONFIG_ARCH_REALVIEW is not set
+# CONFIG_ARCH_VERSATILE is not set
+# CONFIG_ARCH_AT91 is not set
+# CONFIG_ARCH_CLPS711X is not set
+# CONFIG_ARCH_GEMINI is not set
+# CONFIG_ARCH_EBSA110 is not set
+# CONFIG_ARCH_EP93XX is not set
+# CONFIG_ARCH_FOOTBRIDGE is not set
+# CONFIG_ARCH_MXC is not set
+# CONFIG_ARCH_STMP3XXX is not set
+# CONFIG_ARCH_NETX is not set
+# CONFIG_ARCH_H720X is not set
+# CONFIG_ARCH_IOP13XX is not set
+# CONFIG_ARCH_IOP32X is not set
+# CONFIG_ARCH_IOP33X is not set
+# CONFIG_ARCH_IXP23XX is not set
+# CONFIG_ARCH_IXP2000 is not set
+# CONFIG_ARCH_IXP4XX is not set
+# CONFIG_ARCH_L7200 is not set
+# CONFIG_ARCH_KIRKWOOD is not set
+# CONFIG_ARCH_LOKI is not set
+# CONFIG_ARCH_MV78XX0 is not set
+# CONFIG_ARCH_ORION5X is not set
+# CONFIG_ARCH_MMP is not set
+# CONFIG_ARCH_KS8695 is not set
+# CONFIG_ARCH_NS9XXX is not set
+# CONFIG_ARCH_W90X900 is not set
+# CONFIG_ARCH_PNX4008 is not set
+CONFIG_ARCH_PXA=y
+# CONFIG_ARCH_MSM is not set
+# CONFIG_ARCH_RPC is not set
+# CONFIG_ARCH_SA1100 is not set
+# CONFIG_ARCH_S3C2410 is not set
+# CONFIG_ARCH_S3C64XX is not set
+# CONFIG_ARCH_SHARK is not set
+# CONFIG_ARCH_LH7A40X is not set
+# CONFIG_ARCH_U300 is not set
+# CONFIG_ARCH_DAVINCI is not set
+# CONFIG_ARCH_OMAP is not set
+
+#
+# Intel PXA2xx/PXA3xx Implementations
+#
+# CONFIG_ARCH_GUMSTIX is not set
+# CONFIG_MACH_INTELMOTE2 is not set
+# CONFIG_MACH_STARGATE2 is not set
+# CONFIG_ARCH_LUBBOCK is not set
+# CONFIG_MACH_LOGICPD_PXA270 is not set
+# CONFIG_MACH_MAINSTONE is not set
+# CONFIG_MACH_MP900C is not set
+# CONFIG_ARCH_PXA_IDP is not set
+# CONFIG_PXA_SHARPSL is not set
+# CONFIG_ARCH_VIPER is not set
+# CONFIG_ARCH_PXA_ESERIES is not set
+# CONFIG_TRIZEPS_PXA is not set
+# CONFIG_MACH_H5000 is not set
+# CONFIG_MACH_EM_X270 is not set
+# CONFIG_MACH_EXEDA is not set
+# CONFIG_MACH_COLIBRI is not set
+# CONFIG_MACH_COLIBRI300 is not set
+# CONFIG_MACH_COLIBRI320 is not set
+# CONFIG_MACH_ZYLONITE is not set
+# CONFIG_MACH_LITTLETON is not set
+# CONFIG_MACH_TAVOREVB is not set
+# CONFIG_MACH_SAAR is not set
+# CONFIG_MACH_ARMCORE is not set
+# CONFIG_MACH_CM_X300 is not set
+# CONFIG_MACH_H4700 is not set
+# CONFIG_MACH_MAGICIAN is not set
+# CONFIG_MACH_HIMALAYA is not set
+# CONFIG_MACH_MIOA701 is not set
+# CONFIG_MACH_PCM027 is not set
+# CONFIG_ARCH_PXA_PALM is not set
+# CONFIG_MACH_CSB726 is not set
+# CONFIG_PXA_EZX is not set
+CONFIG_MACH_XCEP=y
+CONFIG_PXA25x=y
+CONFIG_PXA_SSP=y
+CONFIG_PLAT_PXA=y
+
+#
+# Processor Type
+#
+CONFIG_CPU_32=y
+CONFIG_CPU_XSCALE=y
+CONFIG_CPU_32v5=y
+CONFIG_CPU_ABRT_EV5T=y
+CONFIG_CPU_PABRT_NOIFAR=y
+CONFIG_CPU_CACHE_VIVT=y
+CONFIG_CPU_TLB_V4WBI=y
+CONFIG_CPU_CP15=y
+CONFIG_CPU_CP15_MMU=y
+
+#
+# Processor Features
+#
+CONFIG_ARM_THUMB=y
+# CONFIG_CPU_DCACHE_DISABLE is not set
+CONFIG_IWMMXT=y
+CONFIG_XSCALE_PMU=y
+CONFIG_COMMON_CLKDEV=y
+
+#
+# Bus support
+#
+# CONFIG_PCI_SYSCALL is not set
+# CONFIG_ARCH_SUPPORTS_MSI is not set
+# CONFIG_PCCARD is not set
+
+#
+# Kernel Features
+#
+CONFIG_TICK_ONESHOT=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+CONFIG_VMSPLIT_3G=y
+# CONFIG_VMSPLIT_2G is not set
+# CONFIG_VMSPLIT_1G is not set
+CONFIG_PAGE_OFFSET=0xC0000000
+# CONFIG_PREEMPT is not set
+CONFIG_HZ=100
+CONFIG_AEABI=y
+CONFIG_OABI_COMPAT=y
+# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
+# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
+# CONFIG_HIGHMEM is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4096
+# CONFIG_PHYS_ADDR_T_64BIT is not set
+CONFIG_ZONE_DMA_FLAG=0
+CONFIG_VIRT_TO_BUS=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
+CONFIG_ALIGNMENT_TRAP=y
+# CONFIG_UACCESS_WITH_MEMCPY is not set
+
+#
+# Boot options
+#
+CONFIG_ZBOOT_ROM_TEXT=0x0
+CONFIG_ZBOOT_ROM_BSS=0x0
+CONFIG_CMDLINE="root=mtd4 rootfstype=jffs2 ro console=ttyS0,115200"
+# CONFIG_XIP_KERNEL is not set
+# CONFIG_KEXEC is not set
+
+#
+# CPU Power Management
+#
+# CONFIG_CPU_FREQ is not set
+# CONFIG_CPU_IDLE is not set
+
+#
+# Floating point emulation
+#
+
+#
+# At least one emulation must be selected
+#
+CONFIG_FPE_NWFPE=y
+# CONFIG_FPE_NWFPE_XP is not set
+# CONFIG_FPE_FASTFPE is not set
+
+#
+# Userspace binary formats
+#
+CONFIG_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+CONFIG_HAVE_AOUT=y
+# CONFIG_BINFMT_AOUT is not set
+# CONFIG_BINFMT_MISC is not set
+
+#
+# Power management options
+#
+# CONFIG_PM is not set
+CONFIG_ARCH_SUSPEND_POSSIBLE=y
+CONFIG_NET=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=m
+CONFIG_PACKET_MMAP=y
+CONFIG_UNIX=y
+CONFIG_XFRM=y
+# CONFIG_XFRM_USER is not set
+# CONFIG_XFRM_SUB_POLICY is not set
+# CONFIG_XFRM_MIGRATE is not set
+# CONFIG_XFRM_STATISTICS is not set
+CONFIG_NET_KEY=y
+# CONFIG_NET_KEY_MIGRATE is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_XFRM_TUNNEL is not set
+# CONFIG_INET_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
+# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+# CONFIG_INET_XFRM_MODE_BEET is not set
+CONFIG_INET_LRO=y
+# CONFIG_INET_DIAG is not set
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
+# CONFIG_IPV6 is not set
+# CONFIG_NETWORK_SECMARK is not set
+# CONFIG_NETFILTER is not set
+# CONFIG_IP_DCCP is not set
+# CONFIG_IP_SCTP is not set
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
+# CONFIG_NET_SCHED is not set
+# CONFIG_DCB is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_NET_TCPPROBE is not set
+# CONFIG_NET_DROP_MONITOR is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_CAN is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_AF_RXRPC is not set
+# CONFIG_WIRELESS is not set
+# CONFIG_WIMAX is not set
+# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+CONFIG_STANDALONE=y
+# CONFIG_PREVENT_FIRMWARE_BUILD is not set
+# CONFIG_FW_LOADER is not set
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_DEBUG_DEVRES is not set
+# CONFIG_SYS_HYPERVISOR is not set
+# CONFIG_CONNECTOR is not set
+CONFIG_MTD=y
+# CONFIG_MTD_DEBUG is not set
+CONFIG_MTD_CONCAT=y
+CONFIG_MTD_PARTITIONS=y
+# CONFIG_MTD_TESTS is not set
+# CONFIG_MTD_REDBOOT_PARTS is not set
+# CONFIG_MTD_CMDLINE_PARTS is not set
+# CONFIG_MTD_AFS_PARTS is not set
+# CONFIG_MTD_AR7_PARTS is not set
+
+#
+# User Modules And Translation Layers
+#
+CONFIG_MTD_CHAR=y
+# CONFIG_MTD_OOPS is not set
+
+#
+# RAM/ROM/Flash chip drivers
+#
+CONFIG_MTD_CFI=y
+# CONFIG_MTD_JEDECPROBE is not set
+CONFIG_MTD_GEN_PROBE=y
+# CONFIG_MTD_CFI_ADV_OPTIONS is not set
+CONFIG_MTD_MAP_BANK_WIDTH_1=y
+CONFIG_MTD_MAP_BANK_WIDTH_2=y
+CONFIG_MTD_MAP_BANK_WIDTH_4=y
+# CONFIG_MTD_MAP_BANK_WIDTH_8 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_16 is not set
+# CONFIG_MTD_MAP_BANK_WIDTH_32 is not set
+CONFIG_MTD_CFI_I1=y
+CONFIG_MTD_CFI_I2=y
+# CONFIG_MTD_CFI_I4 is not set
+# CONFIG_MTD_CFI_I8 is not set
+CONFIG_MTD_CFI_INTELEXT=y
+# CONFIG_MTD_CFI_AMDSTD is not set
+# CONFIG_MTD_CFI_STAA is not set
+CONFIG_MTD_CFI_UTIL=y
+# CONFIG_MTD_RAM is not set
+# CONFIG_MTD_ROM is not set
+# CONFIG_MTD_ABSENT is not set
+# CONFIG_MTD_XIP is not set
+
+#
+# Mapping drivers for chip access
+#
+CONFIG_MTD_COMPLEX_MAPPINGS=y
+CONFIG_MTD_PHYSMAP=y
+# CONFIG_MTD_PHYSMAP_COMPAT is not set
+CONFIG_MTD_PXA2XX=y
+# CONFIG_MTD_ARM_INTEGRATOR is not set
+# CONFIG_MTD_PLATRAM is not set
+
+#
+# Self-contained MTD device drivers
+#
+# CONFIG_MTD_SLRAM is not set
+# CONFIG_MTD_PHRAM is not set
+# CONFIG_MTD_MTDRAM is not set
+
+#
+# Disk-On-Chip Device Drivers
+#
+# CONFIG_MTD_DOC2000 is not set
+# CONFIG_MTD_DOC2001 is not set
+# CONFIG_MTD_DOC2001PLUS is not set
+# CONFIG_MTD_NAND is not set
+# CONFIG_MTD_ONENAND is not set
+
+#
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
+# UBI - Unsorted block images
+#
+# CONFIG_MTD_UBI is not set
+# CONFIG_PARPORT is not set
+# CONFIG_MISC_DEVICES is not set
+CONFIG_HAVE_IDE=y
+
+#
+# SCSI device support
+#
+# CONFIG_SCSI_DMA is not set
+# CONFIG_SCSI_NETLINK is not set
+CONFIG_NETDEVICES=y
+# CONFIG_DUMMY is not set
+# CONFIG_BONDING is not set
+# CONFIG_MACVLAN is not set
+# CONFIG_EQUALIZER is not set
+# CONFIG_TUN is not set
+# CONFIG_VETH is not set
+# CONFIG_PHYLIB is not set
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_AX88796 is not set
+CONFIG_SMC91X=y
+# CONFIG_DM9000 is not set
+# CONFIG_ETHOC is not set
+# CONFIG_SMC911X is not set
+# CONFIG_SMSC911X is not set
+# CONFIG_DNET is not set
+# CONFIG_IBM_NEW_EMAC_ZMII is not set
+# CONFIG_IBM_NEW_EMAC_RGMII is not set
+# CONFIG_IBM_NEW_EMAC_TAH is not set
+# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
+# CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_NETDEV_1000 is not set
+# CONFIG_NETDEV_10000 is not set
+
+#
+# Wireless LAN
+#
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
+# CONFIG_WAN is not set
+# CONFIG_PPP is not set
+# CONFIG_SLIP is not set
+# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
+# CONFIG_ISDN is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+# CONFIG_INPUT_MOUSEDEV is not set
+# CONFIG_INPUT_JOYDEV is not set
+# CONFIG_INPUT_EVDEV is not set
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+# CONFIG_INPUT_KEYBOARD is not set
+# CONFIG_INPUT_MOUSE is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+# CONFIG_INPUT_MISC is not set
+
+#
+# Hardware I/O ports
+#
+# CONFIG_SERIO is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+# CONFIG_VT_HW_CONSOLE_BINDING is not set
+# CONFIG_DEVKMEM is not set
+# CONFIG_SERIAL_NONSTANDARD is not set
+
+#
+# Serial drivers
+#
+# CONFIG_SERIAL_8250 is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_PXA=y
+CONFIG_SERIAL_PXA_CONSOLE=y
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
+# CONFIG_LEGACY_PTYS is not set
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_R3964 is not set
+# CONFIG_TCG_TPM is not set
+CONFIG_I2C=m
+CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_CHARDEV=m
+CONFIG_I2C_HELPER_AUTO=y
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_DESIGNWARE is not set
+# CONFIG_I2C_GPIO is not set
+# CONFIG_I2C_OCORES is not set
+CONFIG_I2C_PXA=m
+# CONFIG_I2C_PXA_SLAVE is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_PCF8575 is not set
+# CONFIG_SENSORS_PCA9539 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+# CONFIG_SPI is not set
+CONFIG_ARCH_REQUIRE_GPIOLIB=y
+CONFIG_GPIOLIB=y
+# CONFIG_DEBUG_GPIO is not set
+# CONFIG_GPIO_SYSFS is not set
+
+#
+# Memory mapped GPIO expanders:
+#
+
+#
+# I2C GPIO expanders:
+#
+# CONFIG_GPIO_MAX732X is not set
+# CONFIG_GPIO_PCA953X is not set
+# CONFIG_GPIO_PCF857X is not set
+
+#
+# PCI GPIO expanders:
+#
+
+#
+# SPI GPIO expanders:
+#
+# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
+CONFIG_HWMON=m
+# CONFIG_HWMON_VID is not set
+# CONFIG_SENSORS_AD7414 is not set
+# CONFIG_SENSORS_AD7418 is not set
+CONFIG_SENSORS_ADM1021=m
+# CONFIG_SENSORS_ADM1025 is not set
+# CONFIG_SENSORS_ADM1026 is not set
+# CONFIG_SENSORS_ADM1029 is not set
+# CONFIG_SENSORS_ADM1031 is not set
+# CONFIG_SENSORS_ADM9240 is not set
+# CONFIG_SENSORS_ADT7462 is not set
+# CONFIG_SENSORS_ADT7470 is not set
+# CONFIG_SENSORS_ADT7473 is not set
+# CONFIG_SENSORS_ADT7475 is not set
+# CONFIG_SENSORS_ATXP1 is not set
+# CONFIG_SENSORS_DS1621 is not set
+# CONFIG_SENSORS_F71805F is not set
+# CONFIG_SENSORS_F71882FG is not set
+# CONFIG_SENSORS_F75375S is not set
+# CONFIG_SENSORS_G760A is not set
+# CONFIG_SENSORS_GL518SM is not set
+# CONFIG_SENSORS_GL520SM is not set
+# CONFIG_SENSORS_IT87 is not set
+# CONFIG_SENSORS_LM63 is not set
+# CONFIG_SENSORS_LM75 is not set
+# CONFIG_SENSORS_LM77 is not set
+# CONFIG_SENSORS_LM78 is not set
+# CONFIG_SENSORS_LM80 is not set
+# CONFIG_SENSORS_LM83 is not set
+# CONFIG_SENSORS_LM85 is not set
+# CONFIG_SENSORS_LM87 is not set
+# CONFIG_SENSORS_LM90 is not set
+# CONFIG_SENSORS_LM92 is not set
+# CONFIG_SENSORS_LM93 is not set
+# CONFIG_SENSORS_LTC4215 is not set
+# CONFIG_SENSORS_LTC4245 is not set
+# CONFIG_SENSORS_LM95241 is not set
+# CONFIG_SENSORS_MAX1619 is not set
+CONFIG_SENSORS_MAX6650=m
+# CONFIG_SENSORS_PC87360 is not set
+# CONFIG_SENSORS_PC87427 is not set
+# CONFIG_SENSORS_PCF8591 is not set
+# CONFIG_SENSORS_SHT15 is not set
+# CONFIG_SENSORS_DME1737 is not set
+# CONFIG_SENSORS_SMSC47M1 is not set
+# CONFIG_SENSORS_SMSC47M192 is not set
+# CONFIG_SENSORS_SMSC47B397 is not set
+# CONFIG_SENSORS_ADS7828 is not set
+# CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_VT1211 is not set
+# CONFIG_SENSORS_W83781D is not set
+# CONFIG_SENSORS_W83791D is not set
+# CONFIG_SENSORS_W83792D is not set
+# CONFIG_SENSORS_W83793 is not set
+# CONFIG_SENSORS_W83L785TS is not set
+# CONFIG_SENSORS_W83L786NG is not set
+# CONFIG_SENSORS_W83627HF is not set
+# CONFIG_SENSORS_W83627EHF is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+# CONFIG_THERMAL is not set
+# CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
+
+#
+# Sonics Silicon Backplane
+#
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_SM501 is not set
+# CONFIG_MFD_ASIC3 is not set
+# CONFIG_HTC_EGPIO is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_TPS65010 is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_T7L66XB is not set
+# CONFIG_MFD_TC6387XB is not set
+# CONFIG_MFD_TC6393XB is not set
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_MEDIA_SUPPORT is not set
+
+#
+# Graphics support
+#
+# CONFIG_VGASTATE is not set
+# CONFIG_VIDEO_OUTPUT_CONTROL is not set
+# CONFIG_FB is not set
+# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
+
+#
+# Display device support
+#
+# CONFIG_DISPLAY_SUPPORT is not set
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+# CONFIG_SOUND is not set
+# CONFIG_HID_SUPPORT is not set
+# CONFIG_USB_SUPPORT is not set
+# CONFIG_MMC is not set
+# CONFIG_MEMSTICK is not set
+# CONFIG_ACCESSIBILITY is not set
+# CONFIG_NEW_LEDS is not set
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=m
+
+#
+# RTC interfaces
+#
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
+# CONFIG_RTC_DRV_TEST is not set
+
+#
+# I2C RTC drivers
+#
+# CONFIG_RTC_DRV_DS1307 is not set
+# CONFIG_RTC_DRV_DS1374 is not set
+# CONFIG_RTC_DRV_DS1672 is not set
+# CONFIG_RTC_DRV_MAX6900 is not set
+# CONFIG_RTC_DRV_RS5C372 is not set
+# CONFIG_RTC_DRV_ISL1208 is not set
+# CONFIG_RTC_DRV_X1205 is not set
+# CONFIG_RTC_DRV_PCF8563 is not set
+# CONFIG_RTC_DRV_PCF8583 is not set
+# CONFIG_RTC_DRV_M41T80 is not set
+# CONFIG_RTC_DRV_S35390A is not set
+# CONFIG_RTC_DRV_FM3130 is not set
+# CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
+
+#
+# SPI RTC drivers
+#
+
+#
+# Platform RTC drivers
+#
+# CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1286 is not set
+# CONFIG_RTC_DRV_DS1511 is not set
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_STK17TA8 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T35 is not set
+# CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_BQ4802 is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
+#
+# on-CPU RTC drivers
+#
+CONFIG_RTC_DRV_SA1100=m
+# CONFIG_RTC_DRV_PXA is not set
+CONFIG_DMADEVICES=y
+
+#
+# DMA Devices
+#
+# CONFIG_AUXDISPLAY is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_UIO is not set
+# CONFIG_STAGING is not set
+
+#
+# File systems
+#
+CONFIG_FILE_LOCKING=y
+# CONFIG_FSNOTIFY is not set
+# CONFIG_DNOTIFY is not set
+# CONFIG_INOTIFY is not set
+# CONFIG_INOTIFY_USER is not set
+# CONFIG_QUOTA is not set
+# CONFIG_AUTOFS_FS is not set
+# CONFIG_AUTOFS4_FS is not set
+# CONFIG_FUSE_FS is not set
+
+#
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
+# CONFIG_HUGETLB_PAGE is not set
+# CONFIG_CONFIGFS_FS is not set
+CONFIG_MISC_FILESYSTEMS=y
+CONFIG_JFFS2_FS=y
+CONFIG_JFFS2_FS_DEBUG=0
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+CONFIG_JFFS2_FS_WBUF_VERIFY=y
+# CONFIG_JFFS2_SUMMARY is not set
+# CONFIG_JFFS2_FS_XATTR is not set
+# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
+CONFIG_JFFS2_ZLIB=y
+# CONFIG_JFFS2_LZO is not set
+CONFIG_JFFS2_RTIME=y
+# CONFIG_JFFS2_RUBIN is not set
+# CONFIG_ROMFS_FS is not set
+CONFIG_NETWORK_FILESYSTEMS=y
+CONFIG_NFS_FS=m
+CONFIG_NFS_V3=y
+# CONFIG_NFS_V3_ACL is not set
+# CONFIG_NFS_V4 is not set
+# CONFIG_NFSD is not set
+CONFIG_LOCKD=m
+CONFIG_LOCKD_V4=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=m
+# CONFIG_RPCSEC_GSS_KRB5 is not set
+# CONFIG_RPCSEC_GSS_SPKM3 is not set
+# CONFIG_SMB_FS is not set
+# CONFIG_CIFS is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+CONFIG_NLS=m
+CONFIG_NLS_DEFAULT="utf8"
+# CONFIG_NLS_CODEPAGE_437 is not set
+# CONFIG_NLS_CODEPAGE_737 is not set
+# CONFIG_NLS_CODEPAGE_775 is not set
+# CONFIG_NLS_CODEPAGE_850 is not set
+# CONFIG_NLS_CODEPAGE_852 is not set
+# CONFIG_NLS_CODEPAGE_855 is not set
+# CONFIG_NLS_CODEPAGE_857 is not set
+# CONFIG_NLS_CODEPAGE_860 is not set
+# CONFIG_NLS_CODEPAGE_861 is not set
+# CONFIG_NLS_CODEPAGE_862 is not set
+# CONFIG_NLS_CODEPAGE_863 is not set
+# CONFIG_NLS_CODEPAGE_864 is not set
+# CONFIG_NLS_CODEPAGE_865 is not set
+# CONFIG_NLS_CODEPAGE_866 is not set
+# CONFIG_NLS_CODEPAGE_869 is not set
+# CONFIG_NLS_CODEPAGE_936 is not set
+# CONFIG_NLS_CODEPAGE_950 is not set
+# CONFIG_NLS_CODEPAGE_932 is not set
+# CONFIG_NLS_CODEPAGE_949 is not set
+# CONFIG_NLS_CODEPAGE_874 is not set
+# CONFIG_NLS_ISO8859_8 is not set
+# CONFIG_NLS_CODEPAGE_1250 is not set
+# CONFIG_NLS_CODEPAGE_1251 is not set
+# CONFIG_NLS_ASCII is not set
+# CONFIG_NLS_ISO8859_1 is not set
+# CONFIG_NLS_ISO8859_2 is not set
+# CONFIG_NLS_ISO8859_3 is not set
+# CONFIG_NLS_ISO8859_4 is not set
+# CONFIG_NLS_ISO8859_5 is not set
+# CONFIG_NLS_ISO8859_6 is not set
+# CONFIG_NLS_ISO8859_7 is not set
+# CONFIG_NLS_ISO8859_9 is not set
+# CONFIG_NLS_ISO8859_13 is not set
+# CONFIG_NLS_ISO8859_14 is not set
+# CONFIG_NLS_ISO8859_15 is not set
+# CONFIG_NLS_KOI8_R is not set
+# CONFIG_NLS_KOI8_U is not set
+CONFIG_NLS_UTF8=m
+# CONFIG_DLM is not set
+
+#
+# Kernel hacking
+#
+CONFIG_PRINTK_TIME=y
+CONFIG_ENABLE_WARN_DEPRECATED=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=1024
+# CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_UNUSED_SYMBOLS is not set
+# CONFIG_DEBUG_FS is not set
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+# CONFIG_DEBUG_SHIRQ is not set
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
+# CONFIG_SCHED_DEBUG is not set
+# CONFIG_SCHEDSTATS is not set
+# CONFIG_TIMER_STATS is not set
+# CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
+# CONFIG_DEBUG_SPINLOCK is not set
+# CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+# CONFIG_DEBUG_KOBJECT is not set
+# CONFIG_DEBUG_BUGVERBOSE is not set
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+# CONFIG_DEBUG_MEMORY_INIT is not set
+# CONFIG_DEBUG_LIST is not set
+# CONFIG_DEBUG_SG is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
+CONFIG_FRAME_POINTER=y
+# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_KPROBES_SANITY_TEST is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+# CONFIG_PAGE_POISONING is not set
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_TRACING_SUPPORT=y
+# CONFIG_FTRACE is not set
+# CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+# CONFIG_ARM_UNWIND is not set
+# CONFIG_DEBUG_USER is not set
+# CONFIG_DEBUG_ERRORS is not set
+# CONFIG_DEBUG_STACK_USAGE is not set
+# CONFIG_DEBUG_LL is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+CONFIG_CRYPTO=y
+
+#
+# Crypto core or helper
+#
+# CONFIG_CRYPTO_FIPS is not set
+CONFIG_CRYPTO_ALGAPI=m
+CONFIG_CRYPTO_ALGAPI2=m
+CONFIG_CRYPTO_HASH=m
+CONFIG_CRYPTO_HASH2=m
+# CONFIG_CRYPTO_MANAGER is not set
+# CONFIG_CRYPTO_MANAGER2 is not set
+# CONFIG_CRYPTO_GF128MUL is not set
+# CONFIG_CRYPTO_NULL is not set
+# CONFIG_CRYPTO_CRYPTD is not set
+# CONFIG_CRYPTO_AUTHENC is not set
+# CONFIG_CRYPTO_TEST is not set
+
+#
+# Authenticated Encryption with Associated Data
+#
+# CONFIG_CRYPTO_CCM is not set
+# CONFIG_CRYPTO_GCM is not set
+# CONFIG_CRYPTO_SEQIV is not set
+
+#
+# Block modes
+#
+# CONFIG_CRYPTO_CBC is not set
+# CONFIG_CRYPTO_CTR is not set
+# CONFIG_CRYPTO_CTS is not set
+# CONFIG_CRYPTO_ECB is not set
+# CONFIG_CRYPTO_LRW is not set
+# CONFIG_CRYPTO_PCBC is not set
+# CONFIG_CRYPTO_XTS is not set
+
+#
+# Hash modes
+#
+# CONFIG_CRYPTO_HMAC is not set
+# CONFIG_CRYPTO_XCBC is not set
+
+#
+# Digest
+#
+CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_MD4 is not set
+# CONFIG_CRYPTO_MD5 is not set
+# CONFIG_CRYPTO_MICHAEL_MIC is not set
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
+# CONFIG_CRYPTO_SHA1 is not set
+# CONFIG_CRYPTO_SHA256 is not set
+# CONFIG_CRYPTO_SHA512 is not set
+# CONFIG_CRYPTO_TGR192 is not set
+# CONFIG_CRYPTO_WP512 is not set
+
+#
+# Ciphers
+#
+# CONFIG_CRYPTO_AES is not set
+# CONFIG_CRYPTO_ANUBIS is not set
+# CONFIG_CRYPTO_ARC4 is not set
+# CONFIG_CRYPTO_BLOWFISH is not set
+# CONFIG_CRYPTO_CAMELLIA is not set
+# CONFIG_CRYPTO_CAST5 is not set
+# CONFIG_CRYPTO_CAST6 is not set
+# CONFIG_CRYPTO_DES is not set
+# CONFIG_CRYPTO_FCRYPT is not set
+# CONFIG_CRYPTO_KHAZAD is not set
+# CONFIG_CRYPTO_SALSA20 is not set
+# CONFIG_CRYPTO_SEED is not set
+# CONFIG_CRYPTO_SERPENT is not set
+# CONFIG_CRYPTO_TEA is not set
+# CONFIG_CRYPTO_TWOFISH is not set
+
+#
+# Compression
+#
+# CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
+# CONFIG_CRYPTO_LZO is not set
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+# CONFIG_BINARY_PRINTF is not set
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+CONFIG_GENERIC_FIND_LAST_BIT=y
+# CONFIG_CRC_CCITT is not set
+# CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
+# CONFIG_CRC_ITU_T is not set
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+CONFIG_LIBCRC32C=m
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=y
+CONFIG_DECOMPRESS_GZIP=y
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
diff --git a/arch/arm/configs/zylonite_defconfig b/arch/arm/configs/zylonite_defconfig
deleted file mode 100644
index 7949d04a3602..000000000000
--- a/arch/arm/configs/zylonite_defconfig
+++ /dev/null
@@ -1,736 +0,0 @@
-#
-# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.23
-# Tue Oct 23 13:33:20 2007
-#
-CONFIG_ARM=y
-CONFIG_SYS_SUPPORTS_APM_EMULATION=y
-CONFIG_GENERIC_GPIO=y
-CONFIG_GENERIC_TIME=y
-CONFIG_GENERIC_CLOCKEVENTS=y
-CONFIG_MMU=y
-# CONFIG_NO_IOPORT is not set
-CONFIG_GENERIC_HARDIRQS=y
-CONFIG_STACKTRACE_SUPPORT=y
-CONFIG_LOCKDEP_SUPPORT=y
-CONFIG_TRACE_IRQFLAGS_SUPPORT=y
-CONFIG_HARDIRQS_SW_RESEND=y
-CONFIG_GENERIC_IRQ_PROBE=y
-CONFIG_RWSEM_GENERIC_SPINLOCK=y
-# CONFIG_ARCH_HAS_ILOG2_U32 is not set
-# CONFIG_ARCH_HAS_ILOG2_U64 is not set
-CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
-CONFIG_ZONE_DMA=y
-CONFIG_ARCH_MTD_XIP=y
-CONFIG_VECTORS_BASE=0xffff0000
-CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
-
-#
-# General setup
-#
-CONFIG_EXPERIMENTAL=y
-CONFIG_BROKEN_ON_SMP=y
-CONFIG_INIT_ENV_ARG_LIMIT=32
-CONFIG_LOCALVERSION=""
-CONFIG_LOCALVERSION_AUTO=y
-CONFIG_SWAP=y
-CONFIG_SYSVIPC=y
-CONFIG_SYSVIPC_SYSCTL=y
-# CONFIG_POSIX_MQUEUE is not set
-# CONFIG_BSD_PROCESS_ACCT is not set
-# CONFIG_TASKSTATS is not set
-# CONFIG_USER_NS is not set
-# CONFIG_AUDIT is not set
-# CONFIG_IKCONFIG is not set
-CONFIG_LOG_BUF_SHIFT=18
-# CONFIG_CGROUPS is not set
-CONFIG_FAIR_GROUP_SCHED=y
-CONFIG_FAIR_USER_SCHED=y
-# CONFIG_FAIR_CGROUP_SCHED is not set
-CONFIG_SYSFS_DEPRECATED=y
-# CONFIG_RELAY is not set
-# CONFIG_BLK_DEV_INITRD is not set
-# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
-CONFIG_SYSCTL=y
-# CONFIG_EMBEDDED is not set
-CONFIG_UID16=y
-CONFIG_SYSCTL_SYSCALL=y
-CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_EXTRA_PASS is not set
-CONFIG_HOTPLUG=y
-CONFIG_PRINTK=y
-CONFIG_BUG=y
-CONFIG_ELF_CORE=y
-CONFIG_BASE_FULL=y
-CONFIG_FUTEX=y
-CONFIG_ANON_INODES=y
-CONFIG_EPOLL=y
-CONFIG_SIGNALFD=y
-CONFIG_EVENTFD=y
-CONFIG_SHMEM=y
-CONFIG_VM_EVENT_COUNTERS=y
-CONFIG_SLUB_DEBUG=y
-# CONFIG_SLAB is not set
-CONFIG_SLUB=y
-# CONFIG_SLOB is not set
-CONFIG_RT_MUTEXES=y
-# CONFIG_TINY_SHMEM is not set
-CONFIG_BASE_SMALL=0
-CONFIG_MODULES=y
-# CONFIG_MODULE_UNLOAD is not set
-# CONFIG_MODVERSIONS is not set
-# CONFIG_MODULE_SRCVERSION_ALL is not set
-# CONFIG_KMOD is not set
-CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
-# CONFIG_LSF is not set
-# CONFIG_BLK_DEV_BSG is not set
-
-#
-# IO Schedulers
-#
-CONFIG_IOSCHED_NOOP=y
-CONFIG_IOSCHED_AS=y
-CONFIG_IOSCHED_DEADLINE=y
-CONFIG_IOSCHED_CFQ=y
-# CONFIG_DEFAULT_AS is not set
-# CONFIG_DEFAULT_DEADLINE is not set
-CONFIG_DEFAULT_CFQ=y
-# CONFIG_DEFAULT_NOOP is not set
-CONFIG_DEFAULT_IOSCHED="cfq"
-
-#
-# System Type
-#
-# CONFIG_ARCH_AAEC2000 is not set
-# CONFIG_ARCH_INTEGRATOR is not set
-# CONFIG_ARCH_REALVIEW is not set
-# CONFIG_ARCH_VERSATILE is not set
-# CONFIG_ARCH_AT91 is not set
-# CONFIG_ARCH_CLPS7500 is not set
-# CONFIG_ARCH_CLPS711X is not set
-# CONFIG_ARCH_CO285 is not set
-# CONFIG_ARCH_EBSA110 is not set
-# CONFIG_ARCH_EP93XX is not set
-# CONFIG_ARCH_FOOTBRIDGE is not set
-# CONFIG_ARCH_NETX is not set
-# CONFIG_ARCH_H720X is not set
-# CONFIG_ARCH_IMX is not set
-# CONFIG_ARCH_IOP13XX is not set
-# CONFIG_ARCH_IOP32X is not set
-# CONFIG_ARCH_IOP33X is not set
-# CONFIG_ARCH_IXP23XX is not set
-# CONFIG_ARCH_IXP2000 is not set
-# CONFIG_ARCH_IXP4XX is not set
-# CONFIG_ARCH_L7200 is not set
-# CONFIG_ARCH_KS8695 is not set
-# CONFIG_ARCH_NS9XXX is not set
-# CONFIG_ARCH_MXC is not set
-# CONFIG_ARCH_PNX4008 is not set
-CONFIG_ARCH_PXA=y
-# CONFIG_ARCH_RPC is not set
-# CONFIG_ARCH_SA1100 is not set
-# CONFIG_ARCH_S3C2410 is not set
-# CONFIG_ARCH_SHARK is not set
-# CONFIG_ARCH_LH7A40X is not set
-# CONFIG_ARCH_DAVINCI is not set
-# CONFIG_ARCH_OMAP is not set
-
-#
-# Intel PXA2xx/PXA3xx Implementations
-#
-
-#
-# Supported PXA3xx Processor Variants
-#
-CONFIG_CPU_PXA300=y
-CONFIG_CPU_PXA310=y
-CONFIG_CPU_PXA320=y
-# CONFIG_ARCH_LUBBOCK is not set
-# CONFIG_MACH_LOGICPD_PXA270 is not set
-# CONFIG_MACH_MAINSTONE is not set
-# CONFIG_ARCH_PXA_IDP is not set
-# CONFIG_PXA_SHARPSL is not set
-# CONFIG_MACH_TRIZEPS4 is not set
-# CONFIG_MACH_EM_X270 is not set
-CONFIG_MACH_ZYLONITE=y
-# CONFIG_MACH_ARMCORE is not set
-CONFIG_PXA3xx=y
-
-#
-# Boot options
-#
-
-#
-# Power management
-#
-
-#
-# Processor Type
-#
-CONFIG_CPU_32=y
-CONFIG_CPU_XSC3=y
-CONFIG_CPU_32v5=y
-CONFIG_CPU_ABRT_EV5T=y
-CONFIG_CPU_CACHE_VIVT=y
-CONFIG_CPU_TLB_V4WBI=y
-CONFIG_CPU_CP15=y
-CONFIG_CPU_CP15_MMU=y
-CONFIG_IO_36=y
-
-#
-# Processor Features
-#
-# CONFIG_ARM_THUMB is not set
-# CONFIG_CPU_DCACHE_DISABLE is not set
-# CONFIG_CPU_BPREDICT_DISABLE is not set
-# CONFIG_OUTER_CACHE is not set
-CONFIG_IWMMXT=y
-
-#
-# Bus support
-#
-# CONFIG_PCI_SYSCALL is not set
-# CONFIG_ARCH_SUPPORTS_MSI is not set
-# CONFIG_PCCARD is not set
-
-#
-# Kernel Features
-#
-# CONFIG_TICK_ONESHOT is not set
-# CONFIG_NO_HZ is not set
-# CONFIG_HIGH_RES_TIMERS is not set
-CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
-# CONFIG_PREEMPT is not set
-CONFIG_HZ=100
-CONFIG_AEABI=y
-CONFIG_OABI_COMPAT=y
-# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
-CONFIG_SELECT_MEMORY_MODEL=y
-CONFIG_FLATMEM_MANUAL=y
-# CONFIG_DISCONTIGMEM_MANUAL is not set
-# CONFIG_SPARSEMEM_MANUAL is not set
-CONFIG_FLATMEM=y
-CONFIG_FLAT_NODE_MEM_MAP=y
-# CONFIG_SPARSEMEM_STATIC is not set
-# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
-CONFIG_SPLIT_PTLOCK_CPUS=4096
-# CONFIG_RESOURCES_64BIT is not set
-CONFIG_ZONE_DMA_FLAG=1
-CONFIG_BOUNCE=y
-CONFIG_VIRT_TO_BUS=y
-CONFIG_ALIGNMENT_TRAP=y
-
-#
-# Boot options
-#
-CONFIG_ZBOOT_ROM_TEXT=0x0
-CONFIG_ZBOOT_ROM_BSS=0x0
-CONFIG_CMDLINE="root=/dev/nfs rootfstype=nfs nfsroot=192.168.1.100:/nfs/rootfs/ ip=192.168.1.101:192.168.1.100::255.255.255.0::eth0:on console=ttyS0,38400 mem=64M debug"
-# CONFIG_XIP_KERNEL is not set
-# CONFIG_KEXEC is not set
-
-#
-# Floating point emulation
-#
-
-#
-# At least one emulation must be selected
-#
-CONFIG_FPE_NWFPE=y
-# CONFIG_FPE_NWFPE_XP is not set
-# CONFIG_FPE_FASTFPE is not set
-
-#
-# Userspace binary formats
-#
-CONFIG_BINFMT_ELF=y
-# CONFIG_BINFMT_AOUT is not set
-# CONFIG_BINFMT_MISC is not set
-
-#
-# Power management options
-#
-# CONFIG_PM is not set
-CONFIG_SUSPEND_UP_POSSIBLE=y
-
-#
-# Networking
-#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-CONFIG_PACKET=y
-# CONFIG_PACKET_MMAP is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-# CONFIG_IP_MULTICAST is not set
-# CONFIG_IP_ADVANCED_ROUTER is not set
-CONFIG_IP_FIB_HASH=y
-CONFIG_IP_PNP=y
-CONFIG_IP_PNP_DHCP=y
-CONFIG_IP_PNP_BOOTP=y
-CONFIG_IP_PNP_RARP=y
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_ARPD is not set
-# CONFIG_SYN_COOKIES is not set
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_INET_XFRM_TUNNEL is not set
-# CONFIG_INET_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
-# CONFIG_INET_XFRM_MODE_BEET is not set
-# CONFIG_INET_LRO is not set
-# CONFIG_INET_DIAG is not set
-# CONFIG_TCP_CONG_ADVANCED is not set
-CONFIG_TCP_CONG_CUBIC=y
-CONFIG_DEFAULT_TCP_CONG="cubic"
-# CONFIG_TCP_MD5SIG is not set
-# CONFIG_IPV6 is not set
-# CONFIG_INET6_XFRM_TUNNEL is not set
-# CONFIG_INET6_TUNNEL is not set
-# CONFIG_NETWORK_SECMARK is not set
-# CONFIG_NETFILTER is not set
-# CONFIG_IP_DCCP is not set
-# CONFIG_IP_SCTP is not set
-# CONFIG_TIPC is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-# CONFIG_NET_SCHED is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
-# CONFIG_AF_RXRPC is not set
-
-#
-# Wireless
-#
-# CONFIG_CFG80211 is not set
-# CONFIG_WIRELESS_EXT is not set
-# CONFIG_MAC80211 is not set
-# CONFIG_IEEE80211 is not set
-# CONFIG_RFKILL is not set
-# CONFIG_NET_9P is not set
-
-#
-# Device Drivers
-#
-
-#
-# Generic Driver Options
-#
-CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
-CONFIG_STANDALONE=y
-CONFIG_PREVENT_FIRMWARE_BUILD=y
-CONFIG_FW_LOADER=y
-# CONFIG_SYS_HYPERVISOR is not set
-# CONFIG_CONNECTOR is not set
-# CONFIG_MTD is not set
-# CONFIG_PARPORT is not set
-# CONFIG_BLK_DEV is not set
-# CONFIG_MISC_DEVICES is not set
-# CONFIG_IDE is not set
-
-#
-# SCSI device support
-#
-# CONFIG_RAID_ATTRS is not set
-# CONFIG_SCSI is not set
-# CONFIG_SCSI_DMA is not set
-# CONFIG_SCSI_NETLINK is not set
-# CONFIG_ATA is not set
-# CONFIG_MD is not set
-CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
-# CONFIG_DUMMY is not set
-# CONFIG_BONDING is not set
-# CONFIG_MACVLAN is not set
-# CONFIG_EQUALIZER is not set
-# CONFIG_TUN is not set
-# CONFIG_VETH is not set
-# CONFIG_PHYLIB is not set
-CONFIG_NET_ETHERNET=y
-CONFIG_MII=y
-# CONFIG_AX88796 is not set
-CONFIG_SMC91X=y
-# CONFIG_DM9000 is not set
-# CONFIG_SMC911X is not set
-# CONFIG_IBM_NEW_EMAC_ZMII is not set
-# CONFIG_IBM_NEW_EMAC_RGMII is not set
-# CONFIG_IBM_NEW_EMAC_TAH is not set
-# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
-# CONFIG_B44 is not set
-# CONFIG_NETDEV_1000 is not set
-# CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_WAN is not set
-# CONFIG_PPP is not set
-# CONFIG_SLIP is not set
-# CONFIG_SHAPER is not set
-# CONFIG_NETCONSOLE is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_ISDN is not set
-
-#
-# Input device support
-#
-CONFIG_INPUT=y
-# CONFIG_INPUT_FF_MEMLESS is not set
-# CONFIG_INPUT_POLLDEV is not set
-
-#
-# Userland interfaces
-#
-CONFIG_INPUT_MOUSEDEV=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
-CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
-CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
-# CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_EVDEV is not set
-# CONFIG_INPUT_EVBUG is not set
-
-#
-# Input Device Drivers
-#
-# CONFIG_INPUT_KEYBOARD is not set
-# CONFIG_INPUT_MOUSE is not set
-# CONFIG_INPUT_JOYSTICK is not set
-# CONFIG_INPUT_TABLET is not set
-# CONFIG_INPUT_TOUCHSCREEN is not set
-# CONFIG_INPUT_MISC is not set
-
-#
-# Hardware I/O ports
-#
-# CONFIG_SERIO is not set
-# CONFIG_GAMEPORT is not set
-
-#
-# Character devices
-#
-CONFIG_VT=y
-CONFIG_VT_CONSOLE=y
-CONFIG_HW_CONSOLE=y
-# CONFIG_VT_HW_CONSOLE_BINDING is not set
-# CONFIG_SERIAL_NONSTANDARD is not set
-
-#
-# Serial drivers
-#
-# CONFIG_SERIAL_8250 is not set
-
-#
-# Non-8250 serial port support
-#
-CONFIG_SERIAL_PXA=y
-CONFIG_SERIAL_PXA_CONSOLE=y
-CONFIG_SERIAL_CORE=y
-CONFIG_SERIAL_CORE_CONSOLE=y
-CONFIG_UNIX98_PTYS=y
-# CONFIG_LEGACY_PTYS is not set
-# CONFIG_IPMI_HANDLER is not set
-# CONFIG_HW_RANDOM is not set
-# CONFIG_NVRAM is not set
-# CONFIG_R3964 is not set
-# CONFIG_RAW_DRIVER is not set
-# CONFIG_TCG_TPM is not set
-# CONFIG_I2C is not set
-
-#
-# SPI support
-#
-# CONFIG_SPI is not set
-# CONFIG_SPI_MASTER is not set
-# CONFIG_W1 is not set
-# CONFIG_POWER_SUPPLY is not set
-# CONFIG_HWMON is not set
-
-#
-# Sonics Silicon Backplane
-#
-CONFIG_SSB_POSSIBLE=y
-# CONFIG_SSB is not set
-
-#
-# Multifunction device drivers
-#
-# CONFIG_MFD_SM501 is not set
-
-#
-# Multimedia devices
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_DAB is not set
-
-#
-# Graphics support
-#
-# CONFIG_VGASTATE is not set
-# CONFIG_VIDEO_OUTPUT_CONTROL is not set
-CONFIG_FB=y
-# CONFIG_FIRMWARE_EDID is not set
-# CONFIG_FB_DDC is not set
-CONFIG_FB_CFB_FILLRECT=y
-CONFIG_FB_CFB_COPYAREA=y
-CONFIG_FB_CFB_IMAGEBLIT=y
-# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
-# CONFIG_FB_SYS_FILLRECT is not set
-# CONFIG_FB_SYS_COPYAREA is not set
-# CONFIG_FB_SYS_IMAGEBLIT is not set
-# CONFIG_FB_SYS_FOPS is not set
-CONFIG_FB_DEFERRED_IO=y
-# CONFIG_FB_SVGALIB is not set
-# CONFIG_FB_MACMODES is not set
-# CONFIG_FB_BACKLIGHT is not set
-# CONFIG_FB_MODE_HELPERS is not set
-# CONFIG_FB_TILEBLITTING is not set
-
-#
-# Frame buffer hardware drivers
-#
-# CONFIG_FB_S1D13XXX is not set
-CONFIG_FB_PXA=y
-# CONFIG_FB_PXA_PARAMETERS is not set
-# CONFIG_FB_MBX is not set
-# CONFIG_FB_VIRTUAL is not set
-# CONFIG_BACKLIGHT_LCD_SUPPORT is not set
-
-#
-# Display device support
-#
-# CONFIG_DISPLAY_SUPPORT is not set
-
-#
-# Console display driver support
-#
-# CONFIG_VGA_CONSOLE is not set
-CONFIG_DUMMY_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE=y
-CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY=y
-# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
-CONFIG_FONTS=y
-# CONFIG_FONT_8x8 is not set
-# CONFIG_FONT_8x16 is not set
-CONFIG_FONT_6x11=y
-# CONFIG_FONT_7x14 is not set
-# CONFIG_FONT_PEARL_8x8 is not set
-# CONFIG_FONT_ACORN_8x8 is not set
-# CONFIG_FONT_MINI_4x6 is not set
-# CONFIG_FONT_SUN8x16 is not set
-# CONFIG_FONT_SUN12x22 is not set
-# CONFIG_FONT_10x18 is not set
-CONFIG_LOGO=y
-CONFIG_LOGO_LINUX_MONO=y
-CONFIG_LOGO_LINUX_VGA16=y
-CONFIG_LOGO_LINUX_CLUT224=y
-
-#
-# Sound
-#
-# CONFIG_SOUND is not set
-# CONFIG_HID_SUPPORT is not set
-# CONFIG_USB_SUPPORT is not set
-# CONFIG_MMC is not set
-# CONFIG_NEW_LEDS is not set
-CONFIG_RTC_LIB=y
-# CONFIG_RTC_CLASS is not set
-
-#
-# File systems
-#
-# CONFIG_EXT2_FS is not set
-# CONFIG_EXT3_FS is not set
-# CONFIG_EXT4DEV_FS is not set
-# CONFIG_REISERFS_FS is not set
-# CONFIG_JFS_FS is not set
-CONFIG_FS_POSIX_ACL=y
-# CONFIG_XFS_FS is not set
-# CONFIG_GFS2_FS is not set
-# CONFIG_OCFS2_FS is not set
-# CONFIG_MINIX_FS is not set
-# CONFIG_ROMFS_FS is not set
-# CONFIG_INOTIFY is not set
-# CONFIG_QUOTA is not set
-CONFIG_DNOTIFY=y
-# CONFIG_AUTOFS_FS is not set
-# CONFIG_AUTOFS4_FS is not set
-# CONFIG_FUSE_FS is not set
-
-#
-# CD-ROM/DVD Filesystems
-#
-# CONFIG_ISO9660_FS is not set
-# CONFIG_UDF_FS is not set
-
-#
-# DOS/FAT/NT Filesystems
-#
-# CONFIG_MSDOS_FS is not set
-# CONFIG_VFAT_FS is not set
-# CONFIG_NTFS_FS is not set
-
-#
-# Pseudo filesystems
-#
-CONFIG_PROC_FS=y
-CONFIG_PROC_SYSCTL=y
-CONFIG_SYSFS=y
-# CONFIG_TMPFS is not set
-# CONFIG_HUGETLB_PAGE is not set
-# CONFIG_CONFIGFS_FS is not set
-
-#
-# Miscellaneous filesystems
-#
-# CONFIG_ADFS_FS is not set
-# CONFIG_AFFS_FS is not set
-# CONFIG_HFS_FS is not set
-# CONFIG_HFSPLUS_FS is not set
-# CONFIG_BEFS_FS is not set
-# CONFIG_BFS_FS is not set
-# CONFIG_EFS_FS is not set
-# CONFIG_CRAMFS is not set
-# CONFIG_VXFS_FS is not set
-# CONFIG_HPFS_FS is not set
-# CONFIG_QNX4FS_FS is not set
-# CONFIG_SYSV_FS is not set
-# CONFIG_UFS_FS is not set
-CONFIG_NETWORK_FILESYSTEMS=y
-CONFIG_NFS_FS=y
-CONFIG_NFS_V3=y
-CONFIG_NFS_V3_ACL=y
-CONFIG_NFS_V4=y
-CONFIG_NFS_DIRECTIO=y
-# CONFIG_NFSD is not set
-CONFIG_ROOT_NFS=y
-CONFIG_LOCKD=y
-CONFIG_LOCKD_V4=y
-CONFIG_NFS_ACL_SUPPORT=y
-CONFIG_NFS_COMMON=y
-CONFIG_SUNRPC=y
-CONFIG_SUNRPC_GSS=y
-# CONFIG_SUNRPC_BIND34 is not set
-CONFIG_RPCSEC_GSS_KRB5=y
-# CONFIG_RPCSEC_GSS_SPKM3 is not set
-# CONFIG_SMB_FS is not set
-# CONFIG_CIFS is not set
-# CONFIG_NCP_FS is not set
-# CONFIG_CODA_FS is not set
-# CONFIG_AFS_FS is not set
-
-#
-# Partition Types
-#
-# CONFIG_PARTITION_ADVANCED is not set
-CONFIG_MSDOS_PARTITION=y
-# CONFIG_NLS is not set
-# CONFIG_DLM is not set
-# CONFIG_INSTRUMENTATION is not set
-
-#
-# Kernel hacking
-#
-# CONFIG_PRINTK_TIME is not set
-CONFIG_ENABLE_MUST_CHECK=y
-# CONFIG_MAGIC_SYSRQ is not set
-# CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
-# CONFIG_HEADERS_CHECK is not set
-# CONFIG_DEBUG_KERNEL is not set
-# CONFIG_SLUB_DEBUG_ON is not set
-CONFIG_DEBUG_BUGVERBOSE=y
-CONFIG_FRAME_POINTER=y
-# CONFIG_SAMPLES is not set
-CONFIG_DEBUG_USER=y
-
-#
-# Security options
-#
-# CONFIG_KEYS is not set
-# CONFIG_SECURITY is not set
-# CONFIG_SECURITY_FILE_CAPABILITIES is not set
-CONFIG_CRYPTO=y
-CONFIG_CRYPTO_ALGAPI=y
-CONFIG_CRYPTO_BLKCIPHER=y
-CONFIG_CRYPTO_MANAGER=y
-# CONFIG_CRYPTO_HMAC is not set
-# CONFIG_CRYPTO_XCBC is not set
-# CONFIG_CRYPTO_NULL is not set
-# CONFIG_CRYPTO_MD4 is not set
-CONFIG_CRYPTO_MD5=y
-# CONFIG_CRYPTO_SHA1 is not set
-# CONFIG_CRYPTO_SHA256 is not set
-# CONFIG_CRYPTO_SHA512 is not set
-# CONFIG_CRYPTO_WP512 is not set
-# CONFIG_CRYPTO_TGR192 is not set
-# CONFIG_CRYPTO_GF128MUL is not set
-# CONFIG_CRYPTO_ECB is not set
-CONFIG_CRYPTO_CBC=y
-# CONFIG_CRYPTO_PCBC is not set
-# CONFIG_CRYPTO_LRW is not set
-# CONFIG_CRYPTO_XTS is not set
-# CONFIG_CRYPTO_CRYPTD is not set
-CONFIG_CRYPTO_DES=y
-# CONFIG_CRYPTO_FCRYPT is not set
-# CONFIG_CRYPTO_BLOWFISH is not set
-# CONFIG_CRYPTO_TWOFISH is not set
-# CONFIG_CRYPTO_SERPENT is not set
-# CONFIG_CRYPTO_AES is not set
-# CONFIG_CRYPTO_CAST5 is not set
-# CONFIG_CRYPTO_CAST6 is not set
-# CONFIG_CRYPTO_TEA is not set
-# CONFIG_CRYPTO_ARC4 is not set
-# CONFIG_CRYPTO_KHAZAD is not set
-# CONFIG_CRYPTO_ANUBIS is not set
-# CONFIG_CRYPTO_SEED is not set
-# CONFIG_CRYPTO_DEFLATE is not set
-# CONFIG_CRYPTO_MICHAEL_MIC is not set
-# CONFIG_CRYPTO_CRC32C is not set
-# CONFIG_CRYPTO_CAMELLIA is not set
-# CONFIG_CRYPTO_TEST is not set
-# CONFIG_CRYPTO_AUTHENC is not set
-# CONFIG_CRYPTO_HW is not set
-
-#
-# Library routines
-#
-CONFIG_BITREVERSE=y
-# CONFIG_CRC_CCITT is not set
-# CONFIG_CRC16 is not set
-# CONFIG_CRC_ITU_T is not set
-CONFIG_CRC32=y
-# CONFIG_CRC7 is not set
-# CONFIG_LIBCRC32C is not set
-CONFIG_PLIST=y
-CONFIG_HAS_IOMEM=y
-CONFIG_HAS_IOPORT=y
-CONFIG_HAS_DMA=y
diff --git a/arch/arm/include/asm/atomic.h b/arch/arm/include/asm/atomic.h
index 9ed2377fe8e5..d0daeab2234e 100644
--- a/arch/arm/include/asm/atomic.h
+++ b/arch/arm/include/asm/atomic.h
@@ -19,31 +19,21 @@
 
 #ifdef __KERNEL__
 
+/*
+ * On ARM, ordinary assignment (str instruction) doesn't clear the local
+ * strex/ldrex monitor on some implementations. The reason we can use it for
+ * atomic_set() is the clrex or dummy strex done on every exception return.
+ */
 #define atomic_read(v)	((v)->counter)
+#define atomic_set(v,i)	(((v)->counter) = (i))
 
 #if __LINUX_ARM_ARCH__ >= 6
 
 /*
  * ARMv6 UP and SMP safe atomic ops.  We use load exclusive and
  * store exclusive to ensure that these are atomic.  We may loop
- * to ensure that the update happens.  Writing to 'v->counter'
- * without using the following operations WILL break the atomic
- * nature of these ops.
+ * to ensure that the update happens.
  */
-static inline void atomic_set(atomic_t *v, int i)
-{
-	unsigned long tmp;
-
-	__asm__ __volatile__("@ atomic_set\n"
-"1:	ldrex	%0, [%1]\n"
-"	strex	%0, %2, [%1]\n"
-"	teq	%0, #0\n"
-"	bne	1b"
-	: "=&r" (tmp)
-	: "r" (&v->counter), "r" (i)
-	: "cc");
-}
-
 static inline void atomic_add(int i, atomic_t *v)
 {
 	unsigned long tmp;
@@ -163,8 +153,6 @@ static inline void atomic_clear_mask(unsigned long mask, unsigned long *addr)
 #error SMP not supported on pre-ARMv6 CPUs
 #endif
 
-#define atomic_set(v,i)	(((v)->counter) = (i))
-
 static inline int atomic_add_return(int i, atomic_t *v)
 {
 	unsigned long flags;
diff --git a/arch/arm/include/asm/bitops.h b/arch/arm/include/asm/bitops.h
index 63a481fbbed4..338ff19ae447 100644
--- a/arch/arm/include/asm/bitops.h
+++ b/arch/arm/include/asm/bitops.h
@@ -84,7 +84,7 @@ ____atomic_test_and_set_bit(unsigned int bit, volatile unsigned long *p)
 	*p = res | mask;
 	raw_local_irq_restore(flags);
 
-	return res & mask;
+	return (res & mask) != 0;
 }
 
 static inline int
@@ -101,7 +101,7 @@ ____atomic_test_and_clear_bit(unsigned int bit, volatile unsigned long *p)
 	*p = res & ~mask;
 	raw_local_irq_restore(flags);
 
-	return res & mask;
+	return (res & mask) != 0;
 }
 
 static inline int
@@ -118,7 +118,7 @@ ____atomic_test_and_change_bit(unsigned int bit, volatile unsigned long *p)
 	*p = res ^ mask;
 	raw_local_irq_restore(flags);
 
-	return res & mask;
+	return (res & mask) != 0;
 }
 
 #include <asm-generic/bitops/non-atomic.h>
diff --git a/arch/arm/include/asm/cache.h b/arch/arm/include/asm/cache.h
index feaa75f0013e..66c160b8547f 100644
--- a/arch/arm/include/asm/cache.h
+++ b/arch/arm/include/asm/cache.h
@@ -4,7 +4,7 @@
 #ifndef __ASMARM_CACHE_H
 #define __ASMARM_CACHE_H
 
-#define L1_CACHE_SHIFT		5
+#define L1_CACHE_SHIFT		CONFIG_ARM_L1_CACHE_SHIFT
 #define L1_CACHE_BYTES		(1 << L1_CACHE_SHIFT)
 
 /*
diff --git a/arch/arm/include/asm/cacheflush.h b/arch/arm/include/asm/cacheflush.h
index 1a711ea8418b..3d0cdd21b882 100644
--- a/arch/arm/include/asm/cacheflush.h
+++ b/arch/arm/include/asm/cacheflush.h
@@ -334,14 +334,14 @@ static inline void outer_flush_range(unsigned long start, unsigned long end)
 #ifndef CONFIG_CPU_CACHE_VIPT
 static inline void flush_cache_mm(struct mm_struct *mm)
 {
-	if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask))
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm)))
 		__cpuc_flush_user_all();
 }
 
 static inline void
 flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end)
 {
-	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask))
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm)))
 		__cpuc_flush_user_range(start & PAGE_MASK, PAGE_ALIGN(end),
 					vma->vm_flags);
 }
@@ -349,7 +349,7 @@ flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long
 static inline void
 flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
 {
-	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 		unsigned long addr = user_addr & PAGE_MASK;
 		__cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags);
 	}
@@ -360,7 +360,7 @@ flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
 			 unsigned long uaddr, void *kaddr,
 			 unsigned long len, int write)
 {
-	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 		unsigned long addr = (unsigned long)kaddr;
 		__cpuc_coherent_kern_range(addr, addr + len);
 	}
@@ -414,9 +414,14 @@ extern void __flush_dcache_page(struct address_space *mapping, struct page *page
 
 static inline void __flush_icache_all(void)
 {
+#ifdef CONFIG_ARM_ERRATA_411920
+	extern void v6_icache_inval_all(void);
+	v6_icache_inval_all();
+#else
 	asm("mcr	p15, 0, %0, c7, c5, 0	@ invalidate I-cache\n"
 	    :
 	    : "r" (0));
+#endif
 }
 
 #define ARCH_HAS_FLUSH_ANON_PAGE
diff --git a/arch/arm/include/asm/cputype.h b/arch/arm/include/asm/cputype.h
index b3e656c6fb78..20ae96cc0020 100644
--- a/arch/arm/include/asm/cputype.h
+++ b/arch/arm/include/asm/cputype.h
@@ -63,6 +63,11 @@ static inline unsigned int __attribute_const__ read_cpuid_cachetype(void)
 	return read_cpuid(CPUID_CACHETYPE);
 }
 
+static inline unsigned int __attribute_const__ read_cpuid_tcmstatus(void)
+{
+	return read_cpuid(CPUID_TCM);
+}
+
 /*
  * Intel's XScale3 core supports some v6 features (supersections, L2)
  * but advertises itself as v5 as it does not support the v6 ISA.  For
@@ -73,7 +78,10 @@ static inline unsigned int __attribute_const__ read_cpuid_cachetype(void)
 #else
 static inline int cpu_is_xsc3(void)
 {
-	if ((read_cpuid_id() & 0xffffe000) == 0x69056000)
+	unsigned int id;
+	id = read_cpuid_id() & 0xffffe000;
+	/* It covers both Intel ID and Marvell ID */
+	if ((id == 0x69056000) || (id == 0x56056000))
 		return 1;
 
 	return 0;
diff --git a/arch/arm/include/asm/elf.h b/arch/arm/include/asm/elf.h
index c3b911ee9151..6aac3f5bb2f3 100644
--- a/arch/arm/include/asm/elf.h
+++ b/arch/arm/include/asm/elf.h
@@ -98,6 +98,9 @@ extern int elf_check_arch(const struct elf32_hdr *);
 extern int arm_elf_read_implies_exec(const struct elf32_hdr *, int);
 #define elf_read_implies_exec(ex,stk) arm_elf_read_implies_exec(&(ex), stk)
 
+int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs);
+#define ELF_CORE_COPY_TASK_REGS dump_task_regs
+
 #define USE_ELF_CORE_DUMP
 #define ELF_EXEC_PAGESIZE	4096
 
diff --git a/arch/arm/include/asm/glue.h b/arch/arm/include/asm/glue.h
index a0e39d5d00c9..234a3fc1c78e 100644
--- a/arch/arm/include/asm/glue.h
+++ b/arch/arm/include/asm/glue.h
@@ -120,25 +120,39 @@
 #endif
 
 /*
- * Prefetch abort handler.  If the CPU has an IFAR use that, otherwise
- * use the address of the aborted instruction
+ *	Prefetch Abort Model
+ *	================
+ *
+ *	We have the following to choose from:
+ *	  legacy	- no IFSR, no IFAR
+ *	  v6		- ARMv6: IFSR, no IFAR
+ *	  v7		- ARMv7: IFSR and IFAR
  */
+
 #undef CPU_PABORT_HANDLER
 #undef MULTI_PABORT
 
-#ifdef CONFIG_CPU_PABRT_IFAR
+#ifdef CONFIG_CPU_PABRT_LEGACY
+# ifdef CPU_PABORT_HANDLER
+#  define MULTI_PABORT 1
+# else
+#  define CPU_PABORT_HANDLER legacy_pabort
+# endif
+#endif
+
+#ifdef CONFIG_CPU_PABRT_V6
 # ifdef CPU_PABORT_HANDLER
 #  define MULTI_PABORT 1
 # else
-#  define CPU_PABORT_HANDLER(reg, insn)	mrc p15, 0, reg, cr6, cr0, 2
+#  define CPU_PABORT_HANDLER v6_pabort
 # endif
 #endif
 
-#ifdef CONFIG_CPU_PABRT_NOIFAR
+#ifdef CONFIG_CPU_PABRT_V7
 # ifdef CPU_PABORT_HANDLER
 #  define MULTI_PABORT 1
 # else
-#  define CPU_PABORT_HANDLER(reg, insn)	mov reg, insn
+#  define CPU_PABORT_HANDLER v7_pabort
 # endif
 #endif
 
diff --git a/arch/arm/include/asm/hardware/iop3xx-adma.h b/arch/arm/include/asm/hardware/iop3xx-adma.h
index 83e6ba338e2c..1a8c7279a28b 100644
--- a/arch/arm/include/asm/hardware/iop3xx-adma.h
+++ b/arch/arm/include/asm/hardware/iop3xx-adma.h
@@ -187,11 +187,74 @@ union iop3xx_desc {
 	void *ptr;
 };
 
+/* No support for p+q operations */
+static inline int
+iop_chan_pq_slot_count(size_t len, int src_cnt, int *slots_per_op)
+{
+	BUG();
+	return 0;
+}
+
+static inline void
+iop_desc_init_pq(struct iop_adma_desc_slot *desc, int src_cnt,
+		  unsigned long flags)
+{
+	BUG();
+}
+
+static inline void
+iop_desc_set_pq_addr(struct iop_adma_desc_slot *desc, dma_addr_t *addr)
+{
+	BUG();
+}
+
+static inline void
+iop_desc_set_pq_src_addr(struct iop_adma_desc_slot *desc, int src_idx,
+			 dma_addr_t addr, unsigned char coef)
+{
+	BUG();
+}
+
+static inline int
+iop_chan_pq_zero_sum_slot_count(size_t len, int src_cnt, int *slots_per_op)
+{
+	BUG();
+	return 0;
+}
+
+static inline void
+iop_desc_init_pq_zero_sum(struct iop_adma_desc_slot *desc, int src_cnt,
+			  unsigned long flags)
+{
+	BUG();
+}
+
+static inline void
+iop_desc_set_pq_zero_sum_byte_count(struct iop_adma_desc_slot *desc, u32 len)
+{
+	BUG();
+}
+
+#define iop_desc_set_pq_zero_sum_src_addr iop_desc_set_pq_src_addr
+
+static inline void
+iop_desc_set_pq_zero_sum_addr(struct iop_adma_desc_slot *desc, int pq_idx,
+			      dma_addr_t *src)
+{
+	BUG();
+}
+
 static inline int iop_adma_get_max_xor(void)
 {
 	return 32;
 }
 
+static inline int iop_adma_get_max_pq(void)
+{
+	BUG();
+	return 0;
+}
+
 static inline u32 iop_chan_get_current_descriptor(struct iop_adma_chan *chan)
 {
 	int id = chan->device->id;
@@ -332,6 +395,11 @@ static inline int iop_chan_zero_sum_slot_count(size_t len, int src_cnt,
 	return slot_cnt;
 }
 
+static inline int iop_desc_is_pq(struct iop_adma_desc_slot *desc)
+{
+	return 0;
+}
+
 static inline u32 iop_desc_get_dest_addr(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan)
 {
@@ -349,6 +417,14 @@ static inline u32 iop_desc_get_dest_addr(struct iop_adma_desc_slot *desc,
 	return 0;
 }
 
+
+static inline u32 iop_desc_get_qdest_addr(struct iop_adma_desc_slot *desc,
+					  struct iop_adma_chan *chan)
+{
+	BUG();
+	return 0;
+}
+
 static inline u32 iop_desc_get_byte_count(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan)
 {
@@ -756,13 +832,14 @@ static inline void iop_desc_set_block_fill_val(struct iop_adma_desc_slot *desc,
 	hw_desc->src[0] = val;
 }
 
-static inline int iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
+static inline enum sum_check_flags
+iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
 {
 	struct iop3xx_desc_aau *hw_desc = desc->hw_desc;
 	struct iop3xx_aau_desc_ctrl desc_ctrl = hw_desc->desc_ctrl_field;
 
 	iop_paranoia(!(desc_ctrl.tx_complete && desc_ctrl.zero_result_en));
-	return desc_ctrl.zero_result_err;
+	return desc_ctrl.zero_result_err << SUM_CHECK_P;
 }
 
 static inline void iop_chan_append(struct iop_adma_chan *chan)
diff --git a/arch/arm/include/asm/hardware/iop3xx.h b/arch/arm/include/asm/hardware/iop3xx.h
index 4b8e7f559929..8d60ad267e3a 100644
--- a/arch/arm/include/asm/hardware/iop3xx.h
+++ b/arch/arm/include/asm/hardware/iop3xx.h
@@ -215,6 +215,7 @@ extern int iop3xx_get_init_atu(void);
  * IOP3XX I/O and Mem space regions for PCI autoconfiguration
  */
 #define IOP3XX_PCI_LOWER_MEM_PA	0x80000000
+#define IOP3XX_PCI_MEM_WINDOW_SIZE	0x08000000
 
 #define IOP3XX_PCI_IO_WINDOW_SIZE	0x00010000
 #define IOP3XX_PCI_LOWER_IO_PA		0x90000000
diff --git a/arch/arm/include/asm/hardware/iop_adma.h b/arch/arm/include/asm/hardware/iop_adma.h
index 385c6e8cbbd2..59b8c3892f76 100644
--- a/arch/arm/include/asm/hardware/iop_adma.h
+++ b/arch/arm/include/asm/hardware/iop_adma.h
@@ -86,6 +86,7 @@ struct iop_adma_chan {
  * @idx: pool index
  * @unmap_src_cnt: number of xor sources
  * @unmap_len: transaction bytecount
+ * @tx_list: list of descriptors that are associated with one operation
  * @async_tx: support for the async_tx api
  * @group_list: list of slots that make up a multi-descriptor transaction
  *	for example transfer lengths larger than the supported hw max
@@ -102,10 +103,12 @@ struct iop_adma_desc_slot {
 	u16 idx;
 	u16 unmap_src_cnt;
 	size_t unmap_len;
+	struct list_head tx_list;
 	struct dma_async_tx_descriptor async_tx;
 	union {
 		u32 *xor_check_result;
 		u32 *crc32_result;
+		u32 *pq_check_result;
 	};
 };
 
diff --git a/arch/arm/include/asm/kmap_types.h b/arch/arm/include/asm/kmap_types.h
index d16ec97ec9a9..c019949a5189 100644
--- a/arch/arm/include/asm/kmap_types.h
+++ b/arch/arm/include/asm/kmap_types.h
@@ -22,4 +22,10 @@ enum km_type {
 	KM_TYPE_NR
 };
 
+#ifdef CONFIG_DEBUG_HIGHMEM
+#define KM_NMI		(-1)
+#define KM_NMI_PTE	(-1)
+#define KM_IRQ_PTE	(-1)
+#endif
+
 #endif
diff --git a/arch/arm/include/asm/mman.h b/arch/arm/include/asm/mman.h
index fc26976d8e3a..8eebf89f5ab1 100644
--- a/arch/arm/include/asm/mman.h
+++ b/arch/arm/include/asm/mman.h
@@ -1,17 +1 @@
-#ifndef __ARM_MMAN_H__
-#define __ARM_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) page tables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __ARM_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/arm/include/asm/mmu_context.h b/arch/arm/include/asm/mmu_context.h
index bcdb9291ef0c..de6cefb329dd 100644
--- a/arch/arm/include/asm/mmu_context.h
+++ b/arch/arm/include/asm/mmu_context.h
@@ -103,14 +103,15 @@ switch_mm(struct mm_struct *prev, struct mm_struct *next,
 
 #ifdef CONFIG_SMP
 	/* check for possible thread migration */
-	if (!cpus_empty(next->cpu_vm_mask) && !cpu_isset(cpu, next->cpu_vm_mask))
+	if (!cpumask_empty(mm_cpumask(next)) &&
+	    !cpumask_test_cpu(cpu, mm_cpumask(next)))
 		__flush_icache_all();
 #endif
-	if (!cpu_test_and_set(cpu, next->cpu_vm_mask) || prev != next) {
+	if (!cpumask_test_and_set_cpu(cpu, mm_cpumask(next)) || prev != next) {
 		check_context(next);
 		cpu_switch_mm(next->pgd, next);
 		if (cache_is_vivt())
-			cpu_clear(cpu, prev->cpu_vm_mask);
+			cpumask_clear_cpu(cpu, mm_cpumask(prev));
 	}
 #endif
 }
diff --git a/arch/arm/include/asm/smp.h b/arch/arm/include/asm/smp.h
index a06e735b262a..e0d763be1846 100644
--- a/arch/arm/include/asm/smp.h
+++ b/arch/arm/include/asm/smp.h
@@ -93,7 +93,6 @@ extern void platform_cpu_enable(unsigned int cpu);
 
 extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 /*
  * show local interrupt info
diff --git a/arch/arm/include/asm/smp_plat.h b/arch/arm/include/asm/smp_plat.h
new file mode 100644
index 000000000000..59303e200845
--- /dev/null
+++ b/arch/arm/include/asm/smp_plat.h
@@ -0,0 +1,16 @@
+/*
+ * ARM specific SMP header, this contains our implementation
+ * details.
+ */
+#ifndef __ASMARM_SMP_PLAT_H
+#define __ASMARM_SMP_PLAT_H
+
+#include <asm/cputype.h>
+
+/* all SMP configurations have the extended CPUID registers */
+static inline int tlb_ops_need_broadcast(void)
+{
+	return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
+}
+
+#endif
diff --git a/arch/arm/include/asm/tcm.h b/arch/arm/include/asm/tcm.h
new file mode 100644
index 000000000000..5929ef5d927a
--- /dev/null
+++ b/arch/arm/include/asm/tcm.h
@@ -0,0 +1,31 @@
+/*
+ *
+ * Copyright (C) 2008-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Author: Rickard Andersson <rickard.andersson@stericsson.com>
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ *
+ */
+#ifndef __ASMARM_TCM_H
+#define __ASMARM_TCM_H
+
+#ifndef CONFIG_HAVE_TCM
+#error "You should not be including tcm.h unless you have a TCM!"
+#endif
+
+#include <linux/compiler.h>
+
+/* Tag variables with this */
+#define __tcmdata __section(.tcm.data)
+/* Tag constants with this */
+#define __tcmconst __section(.tcm.rodata)
+/* Tag functions inside TCM called from outside TCM with this */
+#define __tcmfunc __attribute__((long_call)) __section(.tcm.text) noinline
+/* Tag function inside TCM called from inside TCM  with this */
+#define __tcmlocalfunc __section(.tcm.text)
+
+void *tcm_alloc(size_t len);
+void tcm_free(void *addr, size_t len);
+
+#endif
diff --git a/arch/arm/include/asm/tlbflush.h b/arch/arm/include/asm/tlbflush.h
index c964f3fc3bc5..c2f1605de359 100644
--- a/arch/arm/include/asm/tlbflush.h
+++ b/arch/arm/include/asm/tlbflush.h
@@ -350,7 +350,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
 	if (tlb_flag(TLB_WB))
 		dsb();
 
-	if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask)) {
+	if (cpumask_test_cpu(get_cpu(), mm_cpumask(mm))) {
 		if (tlb_flag(TLB_V3_FULL))
 			asm("mcr p15, 0, %0, c6, c0, 0" : : "r" (zero) : "cc");
 		if (tlb_flag(TLB_V4_U_FULL))
@@ -360,6 +360,7 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
 		if (tlb_flag(TLB_V4_I_FULL))
 			asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc");
 	}
+	put_cpu();
 
 	if (tlb_flag(TLB_V6_U_ASID))
 		asm("mcr p15, 0, %0, c8, c7, 2" : : "r" (asid) : "cc");
@@ -388,7 +389,7 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 	if (tlb_flag(TLB_WB))
 		dsb();
 
-	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 		if (tlb_flag(TLB_V3_PAGE))
 			asm("mcr p15, 0, %0, c6, c0, 0" : : "r" (uaddr) : "cc");
 		if (tlb_flag(TLB_V4_U_PAGE))
diff --git a/arch/arm/include/asm/unified.h b/arch/arm/include/asm/unified.h
index 073e85b9b961..bc631161e9c6 100644
--- a/arch/arm/include/asm/unified.h
+++ b/arch/arm/include/asm/unified.h
@@ -35,7 +35,9 @@
 
 #define ARM(x...)
 #define THUMB(x...)	x
+#ifdef __ASSEMBLY__
 #define W(instr)	instr.w
+#endif
 #define BSYM(sym)	sym + 1
 
 #else	/* !CONFIG_THUMB2_KERNEL */
@@ -45,7 +47,9 @@
 
 #define ARM(x...)	x
 #define THUMB(x...)
+#ifdef __ASSEMBLY__
 #define W(instr)	instr
+#endif
 #define BSYM(sym)	sym
 
 #endif	/* CONFIG_THUMB2_KERNEL */
diff --git a/arch/arm/include/asm/unistd.h b/arch/arm/include/asm/unistd.h
index 9122c9ee18fb..4e506d09e5f9 100644
--- a/arch/arm/include/asm/unistd.h
+++ b/arch/arm/include/asm/unistd.h
@@ -390,7 +390,7 @@
 #define __NR_preadv			(__NR_SYSCALL_BASE+361)
 #define __NR_pwritev			(__NR_SYSCALL_BASE+362)
 #define __NR_rt_tgsigqueueinfo		(__NR_SYSCALL_BASE+363)
-#define __NR_perf_counter_open		(__NR_SYSCALL_BASE+364)
+#define __NR_perf_event_open		(__NR_SYSCALL_BASE+364)
 
 /*
  * The following SWIs are ARM private.
@@ -403,6 +403,15 @@
 #define __ARM_NR_set_tls		(__ARM_NR_BASE+5)
 
 /*
+ * *NOTE*: This is a ghost syscall private to the kernel.  Only the
+ * __kuser_cmpxchg code in entry-armv.S should be aware of its
+ * existence.  Don't ever use this from user code.
+ */
+#ifdef __KERNEL__
+#define __ARM_NR_cmpxchg		(__ARM_NR_BASE+0x00fff0)
+#endif
+
+/*
  * The following syscalls are obsolete and no longer available for EABI.
  */
 #if defined(__ARM_EABI__) && !defined(__KERNEL__)
@@ -456,6 +465,7 @@
  * Unimplemented (or alternatively implemented) syscalls
  */
 #define __IGNORE_fadvise64_64		1
+#define __IGNORE_migrate_pages		1
 
 #endif /* __KERNEL__ */
 #endif /* __ASM_ARM_UNISTD_H */
diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile
index 3213c9382b17..79087dd6d869 100644
--- a/arch/arm/kernel/Makefile
+++ b/arch/arm/kernel/Makefile
@@ -2,7 +2,8 @@
 # Makefile for the linux kernel.
 #
 
-AFLAGS_head.o := -DTEXT_OFFSET=$(TEXT_OFFSET)
+CPPFLAGS_vmlinux.lds := -DTEXT_OFFSET=$(TEXT_OFFSET)
+AFLAGS_head.o        := -DTEXT_OFFSET=$(TEXT_OFFSET)
 
 ifdef CONFIG_DYNAMIC_FTRACE
 CFLAGS_REMOVE_ftrace.o = -pg
@@ -34,6 +35,7 @@ obj-$(CONFIG_OABI_COMPAT)	+= sys_oabi-compat.o
 obj-$(CONFIG_ARM_THUMBEE)	+= thumbee.o
 obj-$(CONFIG_KGDB)		+= kgdb.o
 obj-$(CONFIG_ARM_UNWIND)	+= unwind.o
+obj-$(CONFIG_HAVE_TCM)		+= tcm.o
 
 obj-$(CONFIG_CRUNCH)		+= crunch.o crunch-bits.o
 AFLAGS_crunch-bits.o		:= -Wa,-mcpu=ep9312
diff --git a/arch/arm/kernel/calls.S b/arch/arm/kernel/calls.S
index ecfa98954d1d..fafce1b5c69f 100644
--- a/arch/arm/kernel/calls.S
+++ b/arch/arm/kernel/calls.S
@@ -373,7 +373,7 @@
 		CALL(sys_preadv)
 		CALL(sys_pwritev)
 		CALL(sys_rt_tgsigqueueinfo)
-		CALL(sys_perf_counter_open)
+		CALL(sys_perf_event_open)
 #ifndef syscalls_counted
 .equ syscalls_padding, ((NR_syscalls + 3) & ~3) - NR_syscalls
 #define syscalls_counted
diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S
index 3d727a8a23bc..d2903e3bc861 100644
--- a/arch/arm/kernel/entry-armv.S
+++ b/arch/arm/kernel/entry-armv.S
@@ -21,6 +21,7 @@
 #include <mach/entry-macro.S>
 #include <asm/thread_notify.h>
 #include <asm/unwind.h>
+#include <asm/unistd.h>
 
 #include "entry-header.S"
 
@@ -272,7 +273,15 @@ __und_svc:
 	@
 	@  r0 - instruction
 	@
+#ifndef	CONFIG_THUMB2_KERNEL
 	ldr	r0, [r2, #-4]
+#else
+	ldrh	r0, [r2, #-2]			@ Thumb instruction at LR - 2
+	and	r9, r0, #0xf800
+	cmp	r9, #0xe800			@ 32-bit instruction if xx >= 0
+	ldrhhs	r9, [r2]			@ bottom 16 bits
+	orrhs	r0, r9, r0, lsl #16
+#endif
 	adr	r9, BSYM(1f)
 	bl	call_fpe
 
@@ -303,22 +312,16 @@ __pabt_svc:
 	tst	r3, #PSR_I_BIT
 	biceq	r9, r9, #PSR_I_BIT
 
-	@
-	@ set args, then call main handler
-	@
-	@  r0 - address of faulting instruction
-	@  r1 - pointer to registers on stack
-	@
-#ifdef MULTI_PABORT
 	mov	r0, r2			@ pass address of aborted instruction.
+#ifdef MULTI_PABORT
 	ldr	r4, .LCprocfns
 	mov	lr, pc
 	ldr	pc, [r4, #PROCESSOR_PABT_FUNC]
 #else
-	CPU_PABORT_HANDLER(r0, r2)
+	bl	CPU_PABORT_HANDLER
 #endif
 	msr	cpsr_c, r9			@ Maybe enable interrupts
-	mov	r1, sp				@ regs
+	mov	r2, sp				@ regs
 	bl	do_PrefetchAbort		@ call abort handler
 
 	@
@@ -606,33 +609,33 @@ call_fpe:
  THUMB(	add	pc, r8			)
 	nop
 
-	W(mov)	pc, lr				@ CP#0
+	movw_pc	lr				@ CP#0
 	W(b)	do_fpe				@ CP#1 (FPE)
 	W(b)	do_fpe				@ CP#2 (FPE)
-	W(mov)	pc, lr				@ CP#3
+	movw_pc	lr				@ CP#3
 #ifdef CONFIG_CRUNCH
 	b	crunch_task_enable		@ CP#4 (MaverickCrunch)
 	b	crunch_task_enable		@ CP#5 (MaverickCrunch)
 	b	crunch_task_enable		@ CP#6 (MaverickCrunch)
 #else
-	W(mov)	pc, lr				@ CP#4
-	W(mov)	pc, lr				@ CP#5
-	W(mov)	pc, lr				@ CP#6
+	movw_pc	lr				@ CP#4
+	movw_pc	lr				@ CP#5
+	movw_pc	lr				@ CP#6
 #endif
-	W(mov)	pc, lr				@ CP#7
-	W(mov)	pc, lr				@ CP#8
-	W(mov)	pc, lr				@ CP#9
+	movw_pc	lr				@ CP#7
+	movw_pc	lr				@ CP#8
+	movw_pc	lr				@ CP#9
 #ifdef CONFIG_VFP
 	W(b)	do_vfp				@ CP#10 (VFP)
 	W(b)	do_vfp				@ CP#11 (VFP)
 #else
-	W(mov)	pc, lr				@ CP#10 (VFP)
-	W(mov)	pc, lr				@ CP#11 (VFP)
+	movw_pc	lr				@ CP#10 (VFP)
+	movw_pc	lr				@ CP#11 (VFP)
 #endif
-	W(mov)	pc, lr				@ CP#12
-	W(mov)	pc, lr				@ CP#13
-	W(mov)	pc, lr				@ CP#14 (Debug)
-	W(mov)	pc, lr				@ CP#15 (Control)
+	movw_pc	lr				@ CP#12
+	movw_pc	lr				@ CP#13
+	movw_pc	lr				@ CP#14 (Debug)
+	movw_pc	lr				@ CP#15 (Control)
 
 #ifdef CONFIG_NEON
 	.align	6
@@ -678,7 +681,9 @@ ENTRY(fp_enter)
 	.word	no_fp
 	.previous
 
-no_fp:	mov	pc, lr
+ENTRY(no_fp)
+	mov	pc, lr
+ENDPROC(no_fp)
 
 __und_usr_unknown:
 	enable_irq
@@ -691,16 +696,16 @@ ENDPROC(__und_usr_unknown)
 __pabt_usr:
 	usr_entry
 
-#ifdef MULTI_PABORT
 	mov	r0, r2			@ pass address of aborted instruction.
+#ifdef MULTI_PABORT
 	ldr	r4, .LCprocfns
 	mov	lr, pc
 	ldr	pc, [r4, #PROCESSOR_PABT_FUNC]
 #else
-	CPU_PABORT_HANDLER(r0, r2)
+	bl	CPU_PABORT_HANDLER
 #endif
 	enable_irq				@ Enable interrupts
-	mov	r1, sp				@ regs
+	mov	r2, sp				@ regs
 	bl	do_PrefetchAbort		@ call abort handler
  UNWIND(.fnend		)
 	/* fall through */
@@ -734,13 +739,6 @@ ENTRY(__switch_to)
 #ifdef CONFIG_MMU
 	ldr	r6, [r2, #TI_CPU_DOMAIN]
 #endif
-#if __LINUX_ARM_ARCH__ >= 6
-#ifdef CONFIG_CPU_32v6K
-	clrex
-#else
-	strex	r5, r4, [ip]			@ Clear exclusive monitor
-#endif
-#endif
 #if defined(CONFIG_HAS_TLS_REG)
 	mcr	p15, 0, r3, c13, c0, 3		@ set TLS register
 #elif !defined(CONFIG_TLS_REG_EMUL)
@@ -911,10 +909,10 @@ __kuser_cmpxchg:				@ 0xffff0fc0
 	 * A special ghost syscall is used for that (see traps.c).
 	 */
 	stmfd	sp!, {r7, lr}
-	mov	r7, #0xff00		@ 0xfff0 into r7 for EABI
-	orr	r7, r7, #0xf0
-	swi	#0x9ffff0
+	ldr	r7, =1f			@ it's 20 bits
+	swi	__ARM_NR_cmpxchg
 	ldmfd	sp!, {r7, pc}
+1:	.word	__ARM_NR_cmpxchg
 
 #elif __LINUX_ARM_ARCH__ < 6
 
diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S
index 807cfebb0f44..f0fe95b7085d 100644
--- a/arch/arm/kernel/entry-common.S
+++ b/arch/arm/kernel/entry-common.S
@@ -126,7 +126,7 @@ ENTRY(__gnu_mcount_nc)
 	cmp r0, r2
 	bne gnu_trace
 	ldmia sp!, {r0-r3, ip, lr}
-	bx ip
+	mov pc, ip
 
 gnu_trace:
 	ldr r1, [sp, #20]			@ lr of instrumented routine
@@ -135,7 +135,7 @@ gnu_trace:
 	mov lr, pc
 	mov pc, r2
 	ldmia sp!, {r0-r3, ip, lr}
-	bx ip
+	mov pc, ip
 
 ENTRY(mcount)
 	stmdb sp!, {r0-r3, lr}
@@ -425,13 +425,6 @@ sys_mmap2:
 #endif
 ENDPROC(sys_mmap2)
 
-ENTRY(pabort_ifar)
-		mrc	p15, 0, r0, cr6, cr0, 2
-ENTRY(pabort_noifar)
-		mov	pc, lr
-ENDPROC(pabort_ifar)
-ENDPROC(pabort_noifar)
-
 #ifdef CONFIG_OABI_COMPAT
 
 /*
diff --git a/arch/arm/kernel/entry-header.S b/arch/arm/kernel/entry-header.S
index a4eaf4f920c5..7e9ed1eea40a 100644
--- a/arch/arm/kernel/entry-header.S
+++ b/arch/arm/kernel/entry-header.S
@@ -76,13 +76,27 @@
 #ifndef CONFIG_THUMB2_KERNEL
 	.macro	svc_exit, rpsr
 	msr	spsr_cxsf, \rpsr
+#if defined(CONFIG_CPU_32v6K)
+	clrex					@ clear the exclusive monitor
 	ldmia	sp, {r0 - pc}^			@ load r0 - pc, cpsr
+#elif defined (CONFIG_CPU_V6)
+	ldr	r0, [sp]
+	strex	r1, r2, [sp]			@ clear the exclusive monitor
+	ldmib	sp, {r1 - pc}^			@ load r1 - pc, cpsr
+#else
+	ldmia	sp, {r0 - pc}^			@ load r0 - pc, cpsr
+#endif
 	.endm
 
 	.macro	restore_user_regs, fast = 0, offset = 0
 	ldr	r1, [sp, #\offset + S_PSR]	@ get calling cpsr
 	ldr	lr, [sp, #\offset + S_PC]!	@ get pc
 	msr	spsr_cxsf, r1			@ save in spsr_svc
+#if defined(CONFIG_CPU_32v6K)
+	clrex					@ clear the exclusive monitor
+#elif defined (CONFIG_CPU_V6)
+	strex	r1, r2, [sp]			@ clear the exclusive monitor
+#endif
 	.if	\fast
 	ldmdb	sp, {r1 - lr}^			@ get calling r1 - lr
 	.else
@@ -96,8 +110,16 @@
 	mov	\rd, sp, lsr #13
 	mov	\rd, \rd, lsl #13
 	.endm
+
+	@
+	@ 32-bit wide "mov pc, reg"
+	@
+	.macro	movw_pc, reg
+	mov	pc, \reg
+	.endm
 #else	/* CONFIG_THUMB2_KERNEL */
 	.macro	svc_exit, rpsr
+	clrex					@ clear the exclusive monitor
 	ldr	r0, [sp, #S_SP]			@ top of the stack
 	ldr	r1, [sp, #S_PC]			@ return address
 	tst	r0, #4				@ orig stack 8-byte aligned?
@@ -110,6 +132,7 @@
 	.endm
 
 	.macro	restore_user_regs, fast = 0, offset = 0
+	clrex					@ clear the exclusive monitor
 	mov	r2, sp
 	load_user_sp_lr r2, r3, \offset + S_SP	@ calling sp, lr
 	ldr	r1, [sp, #\offset + S_PSR]	@ get calling cpsr
@@ -130,6 +153,14 @@
 	lsr	\rd, \rd, #13
 	mov	\rd, \rd, lsl #13
 	.endm
+
+	@
+	@ 32-bit wide "mov pc, reg"
+	@
+	.macro	movw_pc, reg
+	mov	pc, \reg
+	nop
+	.endm
 #endif	/* !CONFIG_THUMB2_KERNEL */
 
 /*
diff --git a/arch/arm/kernel/head-common.S b/arch/arm/kernel/head-common.S
index 93ad576b2d74..b9505aa267c0 100644
--- a/arch/arm/kernel/head-common.S
+++ b/arch/arm/kernel/head-common.S
@@ -13,6 +13,7 @@
 
 #define ATAG_CORE 0x54410001
 #define ATAG_CORE_SIZE ((2*4 + 3*4) >> 2)
+#define ATAG_CORE_SIZE_EMPTY ((2*4) >> 2)
 
 	.align	2
 	.type	__switch_data, %object
@@ -96,7 +97,7 @@ __error_a:
 	bl	printhex8
 	adr	r0, str_a2
 	bl	printascii
-	adr	r3, 3f
+	adr	r3, 4f
 	ldmia	r3, {r4, r5, r6}		@ get machine desc list
 	sub	r4, r3, r4			@ get offset between virt&phys
 	add	r5, r5, r4			@ convert virt addresses to
@@ -251,7 +252,8 @@ __vet_atags:
 	bne	1f
 
 	ldr	r5, [r2, #0]			@ is first tag ATAG_CORE?
-	subs	r5, r5, #ATAG_CORE_SIZE
+	cmp	r5, #ATAG_CORE_SIZE
+	cmpne	r5, #ATAG_CORE_SIZE_EMPTY
 	bne	1f
 	ldr	r5, [r2, #4]
 	ldr	r6, =ATAG_CORE
diff --git a/arch/arm/kernel/init_task.c b/arch/arm/kernel/init_task.c
index 3f470866bb89..e7cbb50dc356 100644
--- a/arch/arm/kernel/init_task.c
+++ b/arch/arm/kernel/init_task.c
@@ -24,9 +24,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  *
  * The things we do for performance..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/arm/kernel/kprobes.c b/arch/arm/kernel/kprobes.c
index f692efddd449..60c62c377fa9 100644
--- a/arch/arm/kernel/kprobes.c
+++ b/arch/arm/kernel/kprobes.c
@@ -22,6 +22,7 @@
 #include <linux/kernel.h>
 #include <linux/kprobes.h>
 #include <linux/module.h>
+#include <linux/stop_machine.h>
 #include <linux/stringify.h>
 #include <asm/traps.h>
 #include <asm/cacheflush.h>
@@ -83,10 +84,24 @@ void __kprobes arch_arm_kprobe(struct kprobe *p)
 	flush_insns(p->addr, 1);
 }
 
+/*
+ * The actual disarming is done here on each CPU and synchronized using
+ * stop_machine. This synchronization is necessary on SMP to avoid removing
+ * a probe between the moment the 'Undefined Instruction' exception is raised
+ * and the moment the exception handler reads the faulting instruction from
+ * memory.
+ */
+int __kprobes __arch_disarm_kprobe(void *p)
+{
+	struct kprobe *kp = p;
+	*kp->addr = kp->opcode;
+	flush_insns(kp->addr, 1);
+	return 0;
+}
+
 void __kprobes arch_disarm_kprobe(struct kprobe *p)
 {
-	*p->addr = p->opcode;
-	flush_insns(p->addr, 1);
+	stop_machine(__arch_disarm_kprobe, p, &cpu_online_map);
 }
 
 void __kprobes arch_remove_kprobe(struct kprobe *p)
diff --git a/arch/arm/kernel/process.c b/arch/arm/kernel/process.c
index 790fbee92ec5..0d96d0171c05 100644
--- a/arch/arm/kernel/process.c
+++ b/arch/arm/kernel/process.c
@@ -328,6 +328,15 @@ copy_thread(unsigned long clone_flags, unsigned long stack_start,
 }
 
 /*
+ * Fill in the task's elfregs structure for a core dump.
+ */
+int dump_task_regs(struct task_struct *t, elf_gregset_t *elfregs)
+{
+	elf_core_copy_regs(elfregs, task_pt_regs(t));
+	return 1;
+}
+
+/*
  * fill in the fpe structure for a core dump...
  */
 int dump_fpu (struct pt_regs *regs, struct user_fp *fp)
diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c
index d4d4f77c91b2..c6c57b640b6b 100644
--- a/arch/arm/kernel/setup.c
+++ b/arch/arm/kernel/setup.c
@@ -45,6 +45,7 @@
 
 #include "compat.h"
 #include "atags.h"
+#include "tcm.h"
 
 #ifndef MEM_SIZE
 #define MEM_SIZE	(16*1024*1024)
@@ -749,6 +750,7 @@ void __init setup_arch(char **cmdline_p)
 #endif
 
 	cpu_init();
+	tcm_init();
 
 	/*
 	 * Set up various architecture-specific pointers
diff --git a/arch/arm/kernel/signal.c b/arch/arm/kernel/signal.c
index 1423a3419789..e7714f367eb8 100644
--- a/arch/arm/kernel/signal.c
+++ b/arch/arm/kernel/signal.c
@@ -1,7 +1,7 @@
 /*
  *  linux/arch/arm/kernel/signal.c
  *
- *  Copyright (C) 1995-2002 Russell King
+ *  Copyright (C) 1995-2009 Russell King
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -29,6 +29,7 @@
  */
 #define SWI_SYS_SIGRETURN	(0xef000000|(__NR_sigreturn)|(__NR_OABI_SYSCALL_BASE))
 #define SWI_SYS_RT_SIGRETURN	(0xef000000|(__NR_rt_sigreturn)|(__NR_OABI_SYSCALL_BASE))
+#define SWI_SYS_RESTART		(0xef000000|__NR_restart_syscall|__NR_OABI_SYSCALL_BASE)
 
 /*
  * With EABI, the syscall number has to be loaded into r7.
@@ -49,6 +50,18 @@ const unsigned long sigreturn_codes[7] = {
 };
 
 /*
+ * Either we support OABI only, or we have EABI with the OABI
+ * compat layer enabled.  In the later case we don't know if
+ * user space is EABI or not, and if not we must not clobber r7.
+ * Always using the OABI syscall solves that issue and works for
+ * all those cases.
+ */
+const unsigned long syscall_restart_code[2] = {
+	SWI_SYS_RESTART,	/* swi	__NR_restart_syscall */
+	0xe49df004,		/* ldr	pc, [sp], #4 */
+};
+
+/*
  * atomically swap in the new signal mask, and wait for a signal.
  */
 asmlinkage int sys_sigsuspend(int restart, unsigned long oldmask, old_sigset_t mask)
@@ -645,32 +658,16 @@ static void do_signal(struct pt_regs *regs, int syscall)
 				regs->ARM_pc -= 4;
 #else
 				u32 __user *usp;
-				u32 swival = __NR_restart_syscall;
 
-				regs->ARM_sp -= 12;
+				regs->ARM_sp -= 4;
 				usp = (u32 __user *)regs->ARM_sp;
 
-				/*
-				 * Either we supports OABI only, or we have
-				 * EABI with the OABI compat layer enabled.
-				 * In the later case we don't know if user
-				 * space is EABI or not, and if not we must
-				 * not clobber r7.  Always using the OABI
-				 * syscall solves that issue and works for
-				 * all those cases.
-				 */
-				swival = swival - __NR_SYSCALL_BASE + __NR_OABI_SYSCALL_BASE;
-
-				put_user(regs->ARM_pc, &usp[0]);
-				/* swi __NR_restart_syscall */
-				put_user(0xef000000 | swival, &usp[1]);
-				/* ldr	pc, [sp], #12 */
-				put_user(0xe49df00c, &usp[2]);
-
-				flush_icache_range((unsigned long)usp,
-						   (unsigned long)(usp + 3));
-
-				regs->ARM_pc = regs->ARM_sp + 4;
+				if (put_user(regs->ARM_pc, usp) == 0) {
+					regs->ARM_pc = KERN_RESTART_CODE;
+				} else {
+					regs->ARM_sp += 4;
+					force_sigsegv(0, current);
+				}
 #endif
 			}
 		}
diff --git a/arch/arm/kernel/signal.h b/arch/arm/kernel/signal.h
index 27beece15502..6fcfe8398aa4 100644
--- a/arch/arm/kernel/signal.h
+++ b/arch/arm/kernel/signal.h
@@ -1,12 +1,14 @@
 /*
  *  linux/arch/arm/kernel/signal.h
  *
- *  Copyright (C) 2005 Russell King.
+ *  Copyright (C) 2005-2009 Russell King.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
  * published by the Free Software Foundation.
  */
 #define KERN_SIGRETURN_CODE	(CONFIG_VECTORS_BASE + 0x00000500)
+#define KERN_RESTART_CODE	(KERN_SIGRETURN_CODE + sizeof(sigreturn_codes))
 
 extern const unsigned long sigreturn_codes[7];
+extern const unsigned long syscall_restart_code[2];
diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c
index de885fd256c5..57162af53dc9 100644
--- a/arch/arm/kernel/smp.c
+++ b/arch/arm/kernel/smp.c
@@ -36,6 +36,7 @@
 #include <asm/tlbflush.h>
 #include <asm/ptrace.h>
 #include <asm/localtimer.h>
+#include <asm/smp_plat.h>
 
 /*
  * as from 2.5, kernels no longer have an init_tasks structure
@@ -153,7 +154,7 @@ int __cpuinit __cpu_up(unsigned int cpu)
 /*
  * __cpu_disable runs on the processor to be shutdown.
  */
-int __cpuexit __cpu_disable(void)
+int __cpu_disable(void)
 {
 	unsigned int cpu = smp_processor_id();
 	struct task_struct *p;
@@ -189,7 +190,7 @@ int __cpuexit __cpu_disable(void)
 	read_lock(&tasklist_lock);
 	for_each_process(p) {
 		if (p->mm)
-			cpu_clear(cpu, p->mm->cpu_vm_mask);
+			cpumask_clear_cpu(cpu, mm_cpumask(p->mm));
 	}
 	read_unlock(&tasklist_lock);
 
@@ -200,7 +201,7 @@ int __cpuexit __cpu_disable(void)
  * called on the thread which is asking for a CPU to be shutdown -
  * waits until shutdown has completed, or it is timed out.
  */
-void __cpuexit __cpu_die(unsigned int cpu)
+void __cpu_die(unsigned int cpu)
 {
 	if (!platform_cpu_kill(cpu))
 		printk("CPU%u: unable to kill\n", cpu);
@@ -214,7 +215,7 @@ void __cpuexit __cpu_die(unsigned int cpu)
  * of the other hotplug-cpu capable cores, so presumably coming
  * out of idle fixes this.
  */
-void __cpuexit cpu_die(void)
+void __ref cpu_die(void)
 {
 	unsigned int cpu = smp_processor_id();
 
@@ -257,7 +258,7 @@ asmlinkage void __cpuinit secondary_start_kernel(void)
 	atomic_inc(&mm->mm_users);
 	atomic_inc(&mm->mm_count);
 	current->active_mm = mm;
-	cpu_set(cpu, mm->cpu_vm_mask);
+	cpumask_set_cpu(cpu, mm_cpumask(mm));
 	cpu_switch_mm(mm->pgd, mm);
 	enter_lazy_tlb(mm, current);
 	local_flush_tlb_all();
@@ -586,12 +587,6 @@ struct tlb_args {
 	unsigned long ta_end;
 };
 
-/* all SMP configurations have the extended CPUID registers */
-static inline int tlb_ops_need_broadcast(void)
-{
-	return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
-}
-
 static inline void ipi_flush_tlb_all(void *ignored)
 {
 	local_flush_tlb_all();
@@ -643,7 +638,7 @@ void flush_tlb_all(void)
 void flush_tlb_mm(struct mm_struct *mm)
 {
 	if (tlb_ops_need_broadcast())
-		on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
+		on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, mm_cpumask(mm));
 	else
 		local_flush_tlb_mm(mm);
 }
@@ -654,7 +649,7 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
 		struct tlb_args ta;
 		ta.ta_vma = vma;
 		ta.ta_start = uaddr;
-		on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+		on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, mm_cpumask(vma->vm_mm));
 	} else
 		local_flush_tlb_page(vma, uaddr);
 }
@@ -677,7 +672,7 @@ void flush_tlb_range(struct vm_area_struct *vma,
 		ta.ta_vma = vma;
 		ta.ta_start = start;
 		ta.ta_end = end;
-		on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
+		on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, mm_cpumask(vma->vm_mm));
 	} else
 		local_flush_tlb_range(vma, start, end);
 }
diff --git a/arch/arm/kernel/smp_scu.c b/arch/arm/kernel/smp_scu.c
index d3831f616ee9..9ab4149bd983 100644
--- a/arch/arm/kernel/smp_scu.c
+++ b/arch/arm/kernel/smp_scu.c
@@ -37,6 +37,10 @@ void __init scu_enable(void __iomem *scu_base)
 	u32 scu_ctrl;
 
 	scu_ctrl = __raw_readl(scu_base + SCU_CTRL);
+	/* already enabled? */
+	if (scu_ctrl & 1)
+		return;
+
 	scu_ctrl |= 1;
 	__raw_writel(scu_ctrl, scu_base + SCU_CTRL);
 
diff --git a/arch/arm/kernel/smp_twd.c b/arch/arm/kernel/smp_twd.c
index d8c88c633c6f..a73a34dccf2a 100644
--- a/arch/arm/kernel/smp_twd.c
+++ b/arch/arm/kernel/smp_twd.c
@@ -166,10 +166,12 @@ void __cpuinit twd_timer_setup(struct clock_event_device *clk)
 	clockevents_register_device(clk);
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
 /*
  * take a local timer down
  */
-void __cpuexit twd_timer_stop(void)
+void twd_timer_stop(void)
 {
 	__raw_writel(0, twd_base + TWD_TIMER_CONTROL);
 }
+#endif
diff --git a/arch/arm/kernel/sys_arm.c b/arch/arm/kernel/sys_arm.c
index b3ec641b5cf8..78ecaac65206 100644
--- a/arch/arm/kernel/sys_arm.c
+++ b/arch/arm/kernel/sys_arm.c
@@ -25,7 +25,6 @@
 #include <linux/mman.h>
 #include <linux/fs.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/ipc.h>
 #include <linux/uaccess.h>
 
diff --git a/arch/arm/kernel/tcm.c b/arch/arm/kernel/tcm.c
new file mode 100644
index 000000000000..e50303868f1b
--- /dev/null
+++ b/arch/arm/kernel/tcm.c
@@ -0,0 +1,246 @@
+/*
+ * Copyright (C) 2008-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * TCM memory handling for ARM systems
+ *
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Rickard Andersson <rickard.andersson@stericsson.com>
+ */
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/stddef.h>
+#include <linux/ioport.h>
+#include <linux/genalloc.h>
+#include <linux/string.h> /* memcpy */
+#include <asm/page.h> /* PAGE_SHIFT */
+#include <asm/cputype.h>
+#include <asm/mach/map.h>
+#include <mach/memory.h>
+#include "tcm.h"
+
+/* Scream and warn about misuse */
+#if !defined(ITCM_OFFSET) || !defined(ITCM_END) || \
+    !defined(DTCM_OFFSET) || !defined(DTCM_END)
+#error "TCM support selected but offsets not defined!"
+#endif
+
+static struct gen_pool *tcm_pool;
+
+/* TCM section definitions from the linker */
+extern char __itcm_start, __sitcm_text, __eitcm_text;
+extern char __dtcm_start, __sdtcm_data, __edtcm_data;
+
+/*
+ * TCM memory resources
+ */
+static struct resource dtcm_res = {
+	.name = "DTCM RAM",
+	.start = DTCM_OFFSET,
+	.end = DTCM_END,
+	.flags = IORESOURCE_MEM
+};
+
+static struct resource itcm_res = {
+	.name = "ITCM RAM",
+	.start = ITCM_OFFSET,
+	.end = ITCM_END,
+	.flags = IORESOURCE_MEM
+};
+
+static struct map_desc dtcm_iomap[] __initdata = {
+	{
+		.virtual	= DTCM_OFFSET,
+		.pfn		= __phys_to_pfn(DTCM_OFFSET),
+		.length		= (DTCM_END - DTCM_OFFSET + 1),
+		.type		= MT_UNCACHED
+	}
+};
+
+static struct map_desc itcm_iomap[] __initdata = {
+	{
+		.virtual	= ITCM_OFFSET,
+		.pfn		= __phys_to_pfn(ITCM_OFFSET),
+		.length		= (ITCM_END - ITCM_OFFSET + 1),
+		.type		= MT_UNCACHED
+	}
+};
+
+/*
+ * Allocate a chunk of TCM memory
+ */
+void *tcm_alloc(size_t len)
+{
+	unsigned long vaddr;
+
+	if (!tcm_pool)
+		return NULL;
+
+	vaddr = gen_pool_alloc(tcm_pool, len);
+	if (!vaddr)
+		return NULL;
+
+	return (void *) vaddr;
+}
+EXPORT_SYMBOL(tcm_alloc);
+
+/*
+ * Free a chunk of TCM memory
+ */
+void tcm_free(void *addr, size_t len)
+{
+	gen_pool_free(tcm_pool, (unsigned long) addr, len);
+}
+EXPORT_SYMBOL(tcm_free);
+
+
+static void __init setup_tcm_bank(u8 type, u32 offset, u32 expected_size)
+{
+	const int tcm_sizes[16] = { 0, -1, -1, 4, 8, 16, 32, 64, 128,
+				    256, 512, 1024, -1, -1, -1, -1 };
+	u32 tcm_region;
+	int tcm_size;
+
+	/* Read the special TCM region register c9, 0 */
+	if (!type)
+		asm("mrc	p15, 0, %0, c9, c1, 0"
+		    : "=r" (tcm_region));
+	else
+		asm("mrc	p15, 0, %0, c9, c1, 1"
+		    : "=r" (tcm_region));
+
+	tcm_size = tcm_sizes[(tcm_region >> 2) & 0x0f];
+	if (tcm_size < 0) {
+		pr_err("CPU: %sTCM of unknown size!\n",
+			type ? "I" : "D");
+	} else {
+		pr_info("CPU: found %sTCM %dk @ %08x, %senabled\n",
+			type ? "I" : "D",
+			tcm_size,
+			(tcm_region & 0xfffff000U),
+			(tcm_region & 1) ? "" : "not ");
+	}
+
+	if (tcm_size != expected_size) {
+		pr_crit("CPU: %sTCM was detected %dk but expected %dk!\n",
+		       type ? "I" : "D",
+		       tcm_size,
+		       expected_size);
+		/* Adjust to the expected size? what can we do... */
+	}
+
+	/* Force move the TCM bank to where we want it, enable */
+	tcm_region = offset | (tcm_region & 0x00000ffeU) | 1;
+
+	if (!type)
+		asm("mcr	p15, 0, %0, c9, c1, 0"
+		    : /* No output operands */
+		    : "r" (tcm_region));
+	else
+		asm("mcr	p15, 0, %0, c9, c1, 1"
+		    : /* No output operands */
+		    : "r" (tcm_region));
+
+	pr_debug("CPU: moved %sTCM %dk to %08x, enabled\n",
+		 type ? "I" : "D",
+		 tcm_size,
+		 (tcm_region & 0xfffff000U));
+}
+
+/*
+ * This initializes the TCM memory
+ */
+void __init tcm_init(void)
+{
+	u32 tcm_status = read_cpuid_tcmstatus();
+	char *start;
+	char *end;
+	char *ram;
+
+	/* Setup DTCM if present */
+	if (tcm_status & (1 << 16)) {
+		setup_tcm_bank(0, DTCM_OFFSET,
+			       (DTCM_END - DTCM_OFFSET + 1) >> 10);
+		request_resource(&iomem_resource, &dtcm_res);
+		iotable_init(dtcm_iomap, 1);
+		/* Copy data from RAM to DTCM */
+		start = &__sdtcm_data;
+		end   = &__edtcm_data;
+		ram   = &__dtcm_start;
+		memcpy(start, ram, (end-start));
+		pr_debug("CPU DTCM: copied data from %p - %p\n", start, end);
+	}
+
+	/* Setup ITCM if present */
+	if (tcm_status & 1) {
+		setup_tcm_bank(1, ITCM_OFFSET,
+			       (ITCM_END - ITCM_OFFSET + 1) >> 10);
+		request_resource(&iomem_resource, &itcm_res);
+		iotable_init(itcm_iomap, 1);
+		/* Copy code from RAM to ITCM */
+		start = &__sitcm_text;
+		end   = &__eitcm_text;
+		ram   = &__itcm_start;
+		memcpy(start, ram, (end-start));
+		pr_debug("CPU ITCM: copied code from %p - %p\n", start, end);
+	}
+}
+
+/*
+ * This creates the TCM memory pool and has to be done later,
+ * during the core_initicalls, since the allocator is not yet
+ * up and running when the first initialization runs.
+ */
+static int __init setup_tcm_pool(void)
+{
+	u32 tcm_status = read_cpuid_tcmstatus();
+	u32 dtcm_pool_start = (u32) &__edtcm_data;
+	u32 itcm_pool_start = (u32) &__eitcm_text;
+	int ret;
+
+	/*
+	 * Set up malloc pool, 2^2 = 4 bytes granularity since
+	 * the TCM is sometimes just 4 KiB. NB: pages and cache
+	 * line alignments does not matter in TCM!
+	 */
+	tcm_pool = gen_pool_create(2, -1);
+
+	pr_debug("Setting up TCM memory pool\n");
+
+	/* Add the rest of DTCM to the TCM pool */
+	if (tcm_status & (1 << 16)) {
+		if (dtcm_pool_start < DTCM_END) {
+			ret = gen_pool_add(tcm_pool, dtcm_pool_start,
+					   DTCM_END - dtcm_pool_start + 1, -1);
+			if (ret) {
+				pr_err("CPU DTCM: could not add DTCM " \
+				       "remainder to pool!\n");
+				return ret;
+			}
+			pr_debug("CPU DTCM: Added %08x bytes @ %08x to " \
+				 "the TCM memory pool\n",
+				 DTCM_END - dtcm_pool_start + 1,
+				 dtcm_pool_start);
+		}
+	}
+
+	/* Add the rest of ITCM to the TCM pool */
+	if (tcm_status & 1) {
+		if (itcm_pool_start < ITCM_END) {
+			ret = gen_pool_add(tcm_pool, itcm_pool_start,
+					   ITCM_END - itcm_pool_start + 1, -1);
+			if (ret) {
+				pr_err("CPU ITCM: could not add ITCM " \
+				       "remainder to pool!\n");
+				return ret;
+			}
+			pr_debug("CPU ITCM: Added %08x bytes @ %08x to " \
+				 "the TCM memory pool\n",
+				 ITCM_END - itcm_pool_start + 1,
+				 itcm_pool_start);
+		}
+	}
+	return 0;
+}
+
+core_initcall(setup_tcm_pool);
diff --git a/arch/arm/kernel/tcm.h b/arch/arm/kernel/tcm.h
new file mode 100644
index 000000000000..8015ad434a40
--- /dev/null
+++ b/arch/arm/kernel/tcm.h
@@ -0,0 +1,17 @@
+/*
+ * Copyright (C) 2008-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * TCM memory handling for ARM systems
+ *
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Author: Rickard Andersson <rickard.andersson@stericsson.com>
+ */
+
+#ifdef CONFIG_HAVE_TCM
+void __init tcm_init(void);
+#else
+/* No TCM support, just blank inlines to be optimized out */
+inline void tcm_init(void)
+{
+}
+#endif
diff --git a/arch/arm/kernel/time.c b/arch/arm/kernel/time.c
index 4cdc4a0bd02d..d38cdf2c8276 100644
--- a/arch/arm/kernel/time.c
+++ b/arch/arm/kernel/time.c
@@ -21,6 +21,7 @@
 #include <linux/interrupt.h>
 #include <linux/time.h>
 #include <linux/init.h>
+#include <linux/sched.h>
 #include <linux/smp.h>
 #include <linux/timex.h>
 #include <linux/errno.h>
diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c
index 57eb0f6f6005..3f361a783f43 100644
--- a/arch/arm/kernel/traps.c
+++ b/arch/arm/kernel/traps.c
@@ -1,7 +1,7 @@
 /*
  *  linux/arch/arm/kernel/traps.c
  *
- *  Copyright (C) 1995-2002 Russell King
+ *  Copyright (C) 1995-2009 Russell King
  *  Fragments that appear the same as linux/arch/i386/kernel/traps.c (C) Linus Torvalds
  *
  * This program is free software; you can redistribute it and/or modify
@@ -45,21 +45,21 @@ static int __init user_debug_setup(char *str)
 __setup("user_debug=", user_debug_setup);
 #endif
 
-static void dump_mem(const char *str, unsigned long bottom, unsigned long top);
+static void dump_mem(const char *, const char *, unsigned long, unsigned long);
 
 void dump_backtrace_entry(unsigned long where, unsigned long from, unsigned long frame)
 {
 #ifdef CONFIG_KALLSYMS
-	printk("[<%08lx>] ", where);
-	print_symbol("(%s) ", where);
-	printk("from [<%08lx>] ", from);
-	print_symbol("(%s)\n", from);
+	char sym1[KSYM_SYMBOL_LEN], sym2[KSYM_SYMBOL_LEN];
+	sprint_symbol(sym1, where);
+	sprint_symbol(sym2, from);
+	printk("[<%08lx>] (%s) from [<%08lx>] (%s)\n", where, sym1, from, sym2);
 #else
 	printk("Function entered at [<%08lx>] from [<%08lx>]\n", where, from);
 #endif
 
 	if (in_exception_text(where))
-		dump_mem("Exception stack", frame + 4, frame + 4 + sizeof(struct pt_regs));
+		dump_mem("", "Exception stack", frame + 4, frame + 4 + sizeof(struct pt_regs));
 }
 
 #ifndef CONFIG_ARM_UNWIND
@@ -81,9 +81,10 @@ static int verify_stack(unsigned long sp)
 /*
  * Dump out the contents of some memory nicely...
  */
-static void dump_mem(const char *str, unsigned long bottom, unsigned long top)
+static void dump_mem(const char *lvl, const char *str, unsigned long bottom,
+		     unsigned long top)
 {
-	unsigned long p = bottom & ~31;
+	unsigned long first;
 	mm_segment_t fs;
 	int i;
 
@@ -95,33 +96,37 @@ static void dump_mem(const char *str, unsigned long bottom, unsigned long top)
 	fs = get_fs();
 	set_fs(KERNEL_DS);
 
-	printk("%s(0x%08lx to 0x%08lx)\n", str, bottom, top);
+	printk("%s%s(0x%08lx to 0x%08lx)\n", lvl, str, bottom, top);
 
-	for (p = bottom & ~31; p < top;) {
-		printk("%04lx: ", p & 0xffff);
+	for (first = bottom & ~31; first < top; first += 32) {
+		unsigned long p;
+		char str[sizeof(" 12345678") * 8 + 1];
 
-		for (i = 0; i < 8; i++, p += 4) {
-			unsigned int val;
+		memset(str, ' ', sizeof(str));
+		str[sizeof(str) - 1] = '\0';
 
-			if (p < bottom || p >= top)
-				printk("         ");
-			else {
-				__get_user(val, (unsigned long *)p);
-				printk("%08x ", val);
+		for (p = first, i = 0; i < 8 && p < top; i++, p += 4) {
+			if (p >= bottom && p < top) {
+				unsigned long val;
+				if (__get_user(val, (unsigned long *)p) == 0)
+					sprintf(str + i * 9, " %08lx", val);
+				else
+					sprintf(str + i * 9, " ????????");
 			}
 		}
-		printk ("\n");
+		printk("%s%04lx:%s\n", lvl, first & 0xffff, str);
 	}
 
 	set_fs(fs);
 }
 
-static void dump_instr(struct pt_regs *regs)
+static void dump_instr(const char *lvl, struct pt_regs *regs)
 {
 	unsigned long addr = instruction_pointer(regs);
 	const int thumb = thumb_mode(regs);
 	const int width = thumb ? 4 : 8;
 	mm_segment_t fs;
+	char str[sizeof("00000000 ") * 5 + 2 + 1], *p = str;
 	int i;
 
 	/*
@@ -132,7 +137,6 @@ static void dump_instr(struct pt_regs *regs)
 	fs = get_fs();
 	set_fs(KERNEL_DS);
 
-	printk("Code: ");
 	for (i = -4; i < 1; i++) {
 		unsigned int val, bad;
 
@@ -142,13 +146,14 @@ static void dump_instr(struct pt_regs *regs)
 			bad = __get_user(val, &((u32 *)addr)[i]);
 
 		if (!bad)
-			printk(i == 0 ? "(%0*x) " : "%0*x ", width, val);
+			p += sprintf(p, i == 0 ? "(%0*x) " : "%0*x ",
+					width, val);
 		else {
-			printk("bad PC value.");
+			p += sprintf(p, "bad PC value");
 			break;
 		}
 	}
-	printk("\n");
+	printk("%sCode: %s\n", lvl, str);
 
 	set_fs(fs);
 }
@@ -224,18 +229,19 @@ static void __die(const char *str, int err, struct thread_info *thread, struct p
 	struct task_struct *tsk = thread->task;
 	static int die_counter;
 
-	printk("Internal error: %s: %x [#%d]" S_PREEMPT S_SMP "\n",
+	printk(KERN_EMERG "Internal error: %s: %x [#%d]" S_PREEMPT S_SMP "\n",
 	       str, err, ++die_counter);
+	sysfs_printk_last_file();
 	print_modules();
 	__show_regs(regs);
-	printk("Process %s (pid: %d, stack limit = 0x%p)\n",
-		tsk->comm, task_pid_nr(tsk), thread + 1);
+	printk(KERN_EMERG "Process %.*s (pid: %d, stack limit = 0x%p)\n",
+		TASK_COMM_LEN, tsk->comm, task_pid_nr(tsk), thread + 1);
 
 	if (!user_mode(regs) || in_interrupt()) {
-		dump_mem("Stack: ", regs->ARM_sp,
+		dump_mem(KERN_EMERG, "Stack: ", regs->ARM_sp,
 			 THREAD_SIZE + (unsigned long)task_stack_page(tsk));
 		dump_backtrace(regs, tsk);
-		dump_instr(regs);
+		dump_instr(KERN_EMERG, regs);
 	}
 }
 
@@ -250,13 +256,14 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
 
 	oops_enter();
 
-	console_verbose();
 	spin_lock_irq(&die_lock);
+	console_verbose();
 	bust_spinlocks(1);
 	__die(str, err, thread, regs);
 	bust_spinlocks(0);
 	add_taint(TAINT_DIE);
 	spin_unlock_irq(&die_lock);
+	oops_exit();
 
 	if (in_interrupt())
 		panic("Fatal exception in interrupt");
@@ -264,7 +271,6 @@ NORET_TYPE void die(const char *str, struct pt_regs *regs, int err)
 	if (panic_on_oops)
 		panic("Fatal exception");
 
-	oops_exit();
 	do_exit(SIGSEGV);
 }
 
@@ -349,7 +355,7 @@ asmlinkage void __exception do_undefinstr(struct pt_regs *regs)
 	if (user_debug & UDBG_UNDEFINED) {
 		printk(KERN_INFO "%s (%d): undefined instruction: pc=%p\n",
 			current->comm, task_pid_nr(current), pc);
-		dump_instr(regs);
+		dump_instr(KERN_INFO, regs);
 	}
 #endif
 
@@ -400,7 +406,7 @@ static int bad_syscall(int n, struct pt_regs *regs)
 	if (user_debug & UDBG_SYSCALL) {
 		printk(KERN_ERR "[%d] %s: obsolete system call %08x.\n",
 			task_pid_nr(current), current->comm, n);
-		dump_instr(regs);
+		dump_instr(KERN_ERR, regs);
 	}
 #endif
 
@@ -418,12 +424,14 @@ static int bad_syscall(int n, struct pt_regs *regs)
 static inline void
 do_cache_op(unsigned long start, unsigned long end, int flags)
 {
+	struct mm_struct *mm = current->active_mm;
 	struct vm_area_struct *vma;
 
 	if (end < start || flags)
 		return;
 
-	vma = find_vma(current->active_mm, start);
+	down_read(&mm->mmap_sem);
+	vma = find_vma(mm, start);
 	if (vma && vma->vm_start < end) {
 		if (start < vma->vm_start)
 			start = vma->vm_start;
@@ -432,6 +440,7 @@ do_cache_op(unsigned long start, unsigned long end, int flags)
 
 		flush_cache_user_range(vma, start, end);
 	}
+	up_read(&mm->mmap_sem);
 }
 
 /*
@@ -519,7 +528,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
 	 * __kuser_cmpxchg code in entry-armv.S should be aware of its
 	 * existence.  Don't ever use this from user code.
 	 */
-	case 0xfff0:
+	case NR(cmpxchg):
 	for (;;) {
 		extern void do_DataAbort(unsigned long addr, unsigned int fsr,
 					 struct pt_regs *regs);
@@ -564,7 +573,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
 		   if not implemented, rather than raising SIGILL.  This
 		   way the calling program can gracefully determine whether
 		   a feature is supported.  */
-		if (no <= 0x7ff)
+		if ((no & 0xffff) <= 0x7ff)
 			return -ENOSYS;
 		break;
 	}
@@ -576,7 +585,7 @@ asmlinkage int arm_syscall(int no, struct pt_regs *regs)
 	if (user_debug & UDBG_SYSCALL) {
 		printk("[%d] %s: arm syscall %d\n",
 		       task_pid_nr(current), current->comm, no);
-		dump_instr(regs);
+		dump_instr("", regs);
 		if (user_mode(regs)) {
 			__show_regs(regs);
 			c_backtrace(regs->ARM_fp, processor_mode(regs));
@@ -653,7 +662,7 @@ baddataabort(int code, unsigned long instr, struct pt_regs *regs)
 	if (user_debug & UDBG_BADABORT) {
 		printk(KERN_ERR "[%d] %s: bad data abort: code %d instr 0x%08lx\n",
 			task_pid_nr(current), current->comm, code, instr);
-		dump_instr(regs);
+		dump_instr(KERN_ERR, regs);
 		show_pte(current->mm, addr);
 	}
 #endif
@@ -742,6 +751,8 @@ void __init early_trap_init(void)
 	 */
 	memcpy((void *)KERN_SIGRETURN_CODE, sigreturn_codes,
 	       sizeof(sigreturn_codes));
+	memcpy((void *)KERN_RESTART_CODE, syscall_restart_code,
+	       sizeof(syscall_restart_code));
 
 	flush_icache_range(vectors, vectors + PAGE_SIZE);
 	modify_domain(DOMAIN_USER, DOMAIN_CLIENT);
diff --git a/arch/arm/kernel/unwind.c b/arch/arm/kernel/unwind.c
index 39baf1128bfa..786ac2b6914a 100644
--- a/arch/arm/kernel/unwind.c
+++ b/arch/arm/kernel/unwind.c
@@ -26,6 +26,15 @@
  * http://infocenter.arm.com/help/topic/com.arm.doc.subset.swdev.abi/index.html
  */
 
+#if !defined (__ARM_EABI__)
+#warning Your compiler does not have EABI support.
+#warning    ARM unwind is known to compile only with EABI compilers.
+#warning    Change compiler or disable ARM_UNWIND option.
+#elif (__GNUC__ == 4 && __GNUC_MINOR__ <= 2)
+#warning Your compiler is too buggy; it is known to not compile ARM unwind support.
+#warning    Change compiler or disable ARM_UNWIND option.
+#endif
+
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/module.h>
diff --git a/arch/arm/kernel/vmlinux.lds.S b/arch/arm/kernel/vmlinux.lds.S
index 5cc4812c9763..aecf87dfbaec 100644
--- a/arch/arm/kernel/vmlinux.lds.S
+++ b/arch/arm/kernel/vmlinux.lds.S
@@ -199,6 +199,63 @@ SECTIONS
 	}
 	_edata_loc = __data_loc + SIZEOF(.data);
 
+#ifdef CONFIG_HAVE_TCM
+        /*
+	 * We align everything to a page boundary so we can
+	 * free it after init has commenced and TCM contents have
+	 * been copied to its destination.
+	 */
+	.tcm_start : {
+		. = ALIGN(PAGE_SIZE);
+		__tcm_start = .;
+		__itcm_start = .;
+	}
+
+	/*
+	 * Link these to the ITCM RAM
+	 * Put VMA to the TCM address and LMA to the common RAM
+	 * and we'll upload the contents from RAM to TCM and free
+	 * the used RAM after that.
+	 */
+	.text_itcm ITCM_OFFSET : AT(__itcm_start)
+	{
+		__sitcm_text = .;
+		*(.tcm.text)
+		*(.tcm.rodata)
+		. = ALIGN(4);
+		__eitcm_text = .;
+	}
+
+	/*
+	 * Reset the dot pointer, this is needed to create the
+	 * relative __dtcm_start below (to be used as extern in code).
+	 */
+	. = ADDR(.tcm_start) + SIZEOF(.tcm_start) + SIZEOF(.text_itcm);
+
+	.dtcm_start : {
+		__dtcm_start = .;
+	}
+
+	/* TODO: add remainder of ITCM as well, that can be used for data! */
+	.data_dtcm DTCM_OFFSET : AT(__dtcm_start)
+	{
+		. = ALIGN(4);
+		__sdtcm_data = .;
+		*(.tcm.data)
+		. = ALIGN(4);
+		__edtcm_data = .;
+	}
+
+	/* Reset the dot pointer or the linker gets confused */
+	. = ADDR(.dtcm_start) + SIZEOF(.data_dtcm);
+
+	/* End marker for freeing TCM copy in linked object */
+	.tcm_end : AT(ADDR(.dtcm_start) + SIZEOF(.data_dtcm)){
+		. = ALIGN(PAGE_SIZE);
+		__tcm_end = .;
+	}
+#endif
+
 	.bss : {
 		__bss_start = .;	/* BSS				*/
 		*(.bss)
diff --git a/arch/arm/lib/copy_page.S b/arch/arm/lib/copy_page.S
index 6ae04db1ca4f..6ee2f6706f86 100644
--- a/arch/arm/lib/copy_page.S
+++ b/arch/arm/lib/copy_page.S
@@ -12,8 +12,9 @@
 #include <linux/linkage.h>
 #include <asm/assembler.h>
 #include <asm/asm-offsets.h>
+#include <asm/cache.h>
 
-#define COPY_COUNT (PAGE_SZ/64 PLD( -1 ))
+#define COPY_COUNT (PAGE_SZ / (2 * L1_CACHE_BYTES) PLD( -1 ))
 
 		.text
 		.align	5
@@ -26,17 +27,16 @@
 ENTRY(copy_page)
 		stmfd	sp!, {r4, lr}			@	2
 	PLD(	pld	[r1, #0]		)
-	PLD(	pld	[r1, #32]		)
+	PLD(	pld	[r1, #L1_CACHE_BYTES]		)
 		mov	r2, #COPY_COUNT			@	1
 		ldmia	r1!, {r3, r4, ip, lr}		@	4+1
-1:	PLD(	pld	[r1, #64]		)
-	PLD(	pld	[r1, #96]		)
-2:		stmia	r0!, {r3, r4, ip, lr}		@	4
-		ldmia	r1!, {r3, r4, ip, lr}		@	4+1
-		stmia	r0!, {r3, r4, ip, lr}		@	4
-		ldmia	r1!, {r3, r4, ip, lr}		@	4+1
+1:	PLD(	pld	[r1, #2 * L1_CACHE_BYTES])
+	PLD(	pld	[r1, #3 * L1_CACHE_BYTES])
+2:
+	.rept	(2 * L1_CACHE_BYTES / 16 - 1)
 		stmia	r0!, {r3, r4, ip, lr}		@	4
 		ldmia	r1!, {r3, r4, ip, lr}		@	4
+	.endr
 		subs	r2, r2, #1			@	1
 		stmia	r0!, {r3, r4, ip, lr}		@	4
 		ldmgtia	r1!, {r3, r4, ip, lr}		@	4
diff --git a/arch/arm/mach-at91/Kconfig b/arch/arm/mach-at91/Kconfig
index a24d824c428b..2fd88437348b 100644
--- a/arch/arm/mach-at91/Kconfig
+++ b/arch/arm/mach-at91/Kconfig
@@ -315,7 +315,16 @@ config MACH_AT91SAM9G20EK
 	bool "Atmel AT91SAM9G20-EK Evaluation Kit"
 	depends on ARCH_AT91SAM9G20
 	help
-	  Select this if you are using Atmel's AT91SAM9G20-EK Evaluation Kit.
+	  Select this if you are using Atmel's AT91SAM9G20-EK Evaluation Kit
+	  that embeds only one SD/MMC slot.
+
+config MACH_AT91SAM9G20EK_2MMC
+	bool "Atmel AT91SAM9G20-EK Evaluation Kit with 2 SD/MMC Slots"
+	depends on ARCH_AT91SAM9G20
+	help
+	  Select this if you are using an Atmel AT91SAM9G20-EK Evaluation Kit
+	  with 2 SD/MMC Slots. This is the case for AT91SAM9G20-EK rev. C and
+	  onwards.
 
 config MACH_CPU9G20
 	bool "Eukrea CPU9G20 board"
@@ -385,7 +394,7 @@ config MTD_AT91_DATAFLASH_CARD
 
 config MTD_NAND_ATMEL_BUSWIDTH_16
 	bool "Enable 16-bit data bus interface to NAND flash"
-	depends on (MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9G10EK || MACH_AT91SAM9263EK || MACH_AT91SAM9G20EK || MACH_AT91SAM9G45EKES || MACH_AT91CAP9ADK)
+	depends on (MACH_AT91SAM9260EK || MACH_AT91SAM9261EK || MACH_AT91SAM9G10EK || MACH_AT91SAM9263EK || MACH_AT91SAM9G20EK || MACH_AT91SAM9G20EK_2MMC || MACH_AT91SAM9G45EKES || MACH_AT91CAP9ADK)
 	help
 	  On AT91SAM926x boards both types of NAND flash can be present
 	  (8 and 16 bit data bus width).
diff --git a/arch/arm/mach-at91/Makefile b/arch/arm/mach-at91/Makefile
index a6ed015d82ed..ada440aab0c5 100644
--- a/arch/arm/mach-at91/Makefile
+++ b/arch/arm/mach-at91/Makefile
@@ -59,6 +59,7 @@ obj-$(CONFIG_MACH_AT91SAM9RLEK)	+= board-sam9rlek.o
 
 # AT91SAM9G20 board-specific support
 obj-$(CONFIG_MACH_AT91SAM9G20EK) += board-sam9g20ek.o
+obj-$(CONFIG_MACH_AT91SAM9G20EK_2MMC) += board-sam9g20ek-2slot-mmc.o
 obj-$(CONFIG_MACH_CPU9G20)	+= board-cpu9krea.o
 
 # AT91SAM9G45 board-specific support
diff --git a/arch/arm/mach-at91/at91cap9_devices.c b/arch/arm/mach-at91/at91cap9_devices.c
index 412aa49ad2fb..d1f775e86353 100644
--- a/arch/arm/mach-at91/at91cap9_devices.c
+++ b/arch/arm/mach-at91/at91cap9_devices.c
@@ -771,9 +771,9 @@ void __init at91_add_device_pwm(u32 mask) {}
  *  AC97
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_SND_AT91_AC97) || defined(CONFIG_SND_AT91_AC97_MODULE)
+#if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
 static u64 ac97_dmamask = DMA_BIT_MASK(32);
-static struct atmel_ac97_data ac97_data;
+static struct ac97c_platform_data ac97_data;
 
 static struct resource ac97_resources[] = {
 	[0] = {
@@ -789,7 +789,7 @@ static struct resource ac97_resources[] = {
 };
 
 static struct platform_device at91cap9_ac97_device = {
-	.name		= "ac97c",
+	.name		= "atmel_ac97c",
 	.id		= 1,
 	.dev		= {
 				.dma_mask		= &ac97_dmamask,
@@ -800,7 +800,7 @@ static struct platform_device at91cap9_ac97_device = {
 	.num_resources	= ARRAY_SIZE(ac97_resources),
 };
 
-void __init at91_add_device_ac97(struct atmel_ac97_data *data)
+void __init at91_add_device_ac97(struct ac97c_platform_data *data)
 {
 	if (!data)
 		return;
@@ -818,7 +818,7 @@ void __init at91_add_device_ac97(struct atmel_ac97_data *data)
 	platform_device_register(&at91cap9_ac97_device);
 }
 #else
-void __init at91_add_device_ac97(struct atmel_ac97_data *data) {}
+void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
 #endif
 
 
diff --git a/arch/arm/mach-at91/at91sam9260_devices.c b/arch/arm/mach-at91/at91sam9260_devices.c
index ee4ea0e720cf..07eb7b07e442 100644
--- a/arch/arm/mach-at91/at91sam9260_devices.c
+++ b/arch/arm/mach-at91/at91sam9260_devices.c
@@ -278,6 +278,102 @@ void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data)
 void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data) {}
 #endif
 
+/* --------------------------------------------------------------------
+ *  MMC / SD Slot for Atmel MCI Driver
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+static u64 mmc_dmamask = DMA_BIT_MASK(32);
+static struct mci_platform_data mmc_data;
+
+static struct resource mmc_resources[] = {
+	[0] = {
+		.start	= AT91SAM9260_BASE_MCI,
+		.end	= AT91SAM9260_BASE_MCI + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= AT91SAM9260_ID_MCI,
+		.end	= AT91SAM9260_ID_MCI,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at91sam9260_mmc_device = {
+	.name		= "atmel_mci",
+	.id		= -1,
+	.dev		= {
+				.dma_mask		= &mmc_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+				.platform_data		= &mmc_data,
+	},
+	.resource	= mmc_resources,
+	.num_resources	= ARRAY_SIZE(mmc_resources),
+};
+
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data)
+{
+	unsigned int i;
+	unsigned int slot_count = 0;
+
+	if (!data)
+		return;
+
+	for (i = 0; i < ATMEL_MCI_MAX_NR_SLOTS; i++) {
+		if (data->slot[i].bus_width) {
+			/* input/irq */
+			if (data->slot[i].detect_pin) {
+				at91_set_gpio_input(data->slot[i].detect_pin, 1);
+				at91_set_deglitch(data->slot[i].detect_pin, 1);
+			}
+			if (data->slot[i].wp_pin)
+				at91_set_gpio_input(data->slot[i].wp_pin, 1);
+
+			switch (i) {
+			case 0:
+				/* CMD */
+				at91_set_A_periph(AT91_PIN_PA7, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_A_periph(AT91_PIN_PA6, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_A_periph(AT91_PIN_PA9, 1);
+					at91_set_A_periph(AT91_PIN_PA10, 1);
+					at91_set_A_periph(AT91_PIN_PA11, 1);
+				}
+				slot_count++;
+				break;
+			case 1:
+				/* CMD */
+				at91_set_B_periph(AT91_PIN_PA1, 1);
+				/* DAT0, maybe DAT1..DAT3 */
+				at91_set_B_periph(AT91_PIN_PA0, 1);
+				if (data->slot[i].bus_width == 4) {
+					at91_set_B_periph(AT91_PIN_PA5, 1);
+					at91_set_B_periph(AT91_PIN_PA4, 1);
+					at91_set_B_periph(AT91_PIN_PA3, 1);
+				}
+				slot_count++;
+				break;
+			default:
+				printk(KERN_ERR
+					"AT91: SD/MMC slot %d not available\n", i);
+				break;
+			}
+		}
+	}
+
+	if (slot_count) {
+		/* CLK */
+		at91_set_A_periph(AT91_PIN_PA8, 0);
+
+		mmc_data = *data;
+		platform_device_register(&at91sam9260_mmc_device);
+	}
+}
+#else
+void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data) {}
+#endif
+
 
 /* --------------------------------------------------------------------
  *  NAND / SmartMedia
diff --git a/arch/arm/mach-at91/at91sam9263_devices.c b/arch/arm/mach-at91/at91sam9263_devices.c
index 55719a974276..fb5c23af1017 100644
--- a/arch/arm/mach-at91/at91sam9263_devices.c
+++ b/arch/arm/mach-at91/at91sam9263_devices.c
@@ -757,6 +757,42 @@ void __init at91_add_device_ac97(struct ac97c_platform_data *data)
 void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
 #endif
 
+/* --------------------------------------------------------------------
+ *  CAN Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_CAN_AT91) || defined(CONFIG_CAN_AT91_MODULE)
+static struct resource can_resources[] = {
+	[0] = {
+		.start	= AT91SAM9263_BASE_CAN,
+		.end	= AT91SAM9263_BASE_CAN + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= AT91SAM9263_ID_CAN,
+		.end	= AT91SAM9263_ID_CAN,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at91sam9263_can_device = {
+	.name		= "at91_can",
+	.id		= -1,
+	.resource	= can_resources,
+	.num_resources	= ARRAY_SIZE(can_resources),
+};
+
+void __init at91_add_device_can(struct at91_can_data *data)
+{
+	at91_set_A_periph(AT91_PIN_PA13, 0);	/* CANTX */
+	at91_set_A_periph(AT91_PIN_PA14, 0);	/* CANRX */
+	at91sam9263_can_device.dev.platform_data = data;
+
+	platform_device_register(&at91sam9263_can_device);
+}
+#else
+void __init at91_add_device_can(struct at91_can_data *data) {}
+#endif
 
 /* --------------------------------------------------------------------
  *  LCD Controller
diff --git a/arch/arm/mach-at91/at91sam9g45_devices.c b/arch/arm/mach-at91/at91sam9g45_devices.c
index d746e8621bc2..332b784050b2 100644
--- a/arch/arm/mach-at91/at91sam9g45_devices.c
+++ b/arch/arm/mach-at91/at91sam9g45_devices.c
@@ -24,11 +24,59 @@
 #include <mach/at91sam9g45.h>
 #include <mach/at91sam9g45_matrix.h>
 #include <mach/at91sam9_smc.h>
+#include <mach/at_hdmac.h>
 
 #include "generic.h"
 
 
 /* --------------------------------------------------------------------
+ *  HDMAC - AHB DMA Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
+static u64 hdmac_dmamask = DMA_BIT_MASK(32);
+
+static struct at_dma_platform_data atdma_pdata = {
+	.nr_channels	= 8,
+};
+
+static struct resource hdmac_resources[] = {
+	[0] = {
+		.start	= AT91_BASE_SYS + AT91_DMA,
+		.end	= AT91_BASE_SYS + AT91_DMA + SZ_512 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[2] = {
+		.start	= AT91SAM9G45_ID_DMA,
+		.end	= AT91SAM9G45_ID_DMA,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at_hdmac_device = {
+	.name		= "at_hdmac",
+	.id		= -1,
+	.dev		= {
+				.dma_mask		= &hdmac_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+				.platform_data		= &atdma_pdata,
+	},
+	.resource	= hdmac_resources,
+	.num_resources	= ARRAY_SIZE(hdmac_resources),
+};
+
+void __init at91_add_device_hdmac(void)
+{
+	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
+	dma_cap_set(DMA_SLAVE, atdma_pdata.cap_mask);
+	platform_device_register(&at_hdmac_device);
+}
+#else
+void __init at91_add_device_hdmac(void) {}
+#endif
+
+
+/* --------------------------------------------------------------------
  *  USB Host (OHCI)
  * -------------------------------------------------------------------- */
 
@@ -550,6 +598,61 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
 
 
 /* --------------------------------------------------------------------
+ *  AC97
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
+static u64 ac97_dmamask = DMA_BIT_MASK(32);
+static struct ac97c_platform_data ac97_data;
+
+static struct resource ac97_resources[] = {
+	[0] = {
+		.start	= AT91SAM9G45_BASE_AC97C,
+		.end	= AT91SAM9G45_BASE_AC97C + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= AT91SAM9G45_ID_AC97C,
+		.end	= AT91SAM9G45_ID_AC97C,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at91sam9g45_ac97_device = {
+	.name		= "atmel_ac97c",
+	.id		= 0,
+	.dev		= {
+				.dma_mask		= &ac97_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+				.platform_data		= &ac97_data,
+	},
+	.resource	= ac97_resources,
+	.num_resources	= ARRAY_SIZE(ac97_resources),
+};
+
+void __init at91_add_device_ac97(struct ac97c_platform_data *data)
+{
+	if (!data)
+		return;
+
+	at91_set_A_periph(AT91_PIN_PD8, 0);	/* AC97FS */
+	at91_set_A_periph(AT91_PIN_PD9, 0);	/* AC97CK */
+	at91_set_A_periph(AT91_PIN_PD7, 0);	/* AC97TX */
+	at91_set_A_periph(AT91_PIN_PD6, 0);	/* AC97RX */
+
+	/* reset */
+	if (data->reset_pin)
+		at91_set_gpio_output(data->reset_pin, 0);
+
+	ac97_data = *data;
+	platform_device_register(&at91sam9g45_ac97_device);
+}
+#else
+void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
  *  LCD Controller
  * -------------------------------------------------------------------- */
 
@@ -735,7 +838,7 @@ static void __init at91_add_device_rtt(void)
  *  Watchdog
  * -------------------------------------------------------------------- */
 
-#if defined(CONFIG_AT91SAM9_WATCHDOG) || defined(CONFIG_AT91SAM9_WATCHDOG_MODULE)
+#if defined(CONFIG_AT91SAM9X_WATCHDOG) || defined(CONFIG_AT91SAM9X_WATCHDOG_MODULE)
 static struct platform_device at91sam9g45_wdt_device = {
 	.name		= "at91_wdt",
 	.id		= -1,
@@ -1220,6 +1323,7 @@ void __init at91_add_device_serial(void) {}
  */
 static int __init at91_add_standard_devices(void)
 {
+	at91_add_device_hdmac();
 	at91_add_device_rtc();
 	at91_add_device_rtt();
 	at91_add_device_watchdog();
diff --git a/arch/arm/mach-at91/at91sam9rl_devices.c b/arch/arm/mach-at91/at91sam9rl_devices.c
index 728186515cdf..d345f5453dbe 100644
--- a/arch/arm/mach-at91/at91sam9rl_devices.c
+++ b/arch/arm/mach-at91/at91sam9rl_devices.c
@@ -21,11 +21,57 @@
 #include <mach/at91sam9rl.h>
 #include <mach/at91sam9rl_matrix.h>
 #include <mach/at91sam9_smc.h>
+#include <mach/at_hdmac.h>
 
 #include "generic.h"
 
 
 /* --------------------------------------------------------------------
+ *  HDMAC - AHB DMA Controller
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_AT_HDMAC) || defined(CONFIG_AT_HDMAC_MODULE)
+static u64 hdmac_dmamask = DMA_BIT_MASK(32);
+
+static struct at_dma_platform_data atdma_pdata = {
+	.nr_channels	= 2,
+};
+
+static struct resource hdmac_resources[] = {
+	[0] = {
+		.start	= AT91_BASE_SYS + AT91_DMA,
+		.end	= AT91_BASE_SYS + AT91_DMA + SZ_512 - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[2] = {
+		.start	= AT91SAM9RL_ID_DMA,
+		.end	= AT91SAM9RL_ID_DMA,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at_hdmac_device = {
+	.name		= "at_hdmac",
+	.id		= -1,
+	.dev		= {
+				.dma_mask		= &hdmac_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+				.platform_data		= &atdma_pdata,
+	},
+	.resource	= hdmac_resources,
+	.num_resources	= ARRAY_SIZE(hdmac_resources),
+};
+
+void __init at91_add_device_hdmac(void)
+{
+	dma_cap_set(DMA_MEMCPY, atdma_pdata.cap_mask);
+	platform_device_register(&at_hdmac_device);
+}
+#else
+void __init at91_add_device_hdmac(void) {}
+#endif
+
+/* --------------------------------------------------------------------
  *  USB HS Device (Gadget)
  * -------------------------------------------------------------------- */
 
@@ -398,6 +444,61 @@ void __init at91_add_device_spi(struct spi_board_info *devices, int nr_devices)
 
 
 /* --------------------------------------------------------------------
+ *  AC97
+ * -------------------------------------------------------------------- */
+
+#if defined(CONFIG_SND_ATMEL_AC97C) || defined(CONFIG_SND_ATMEL_AC97C_MODULE)
+static u64 ac97_dmamask = DMA_BIT_MASK(32);
+static struct ac97c_platform_data ac97_data;
+
+static struct resource ac97_resources[] = {
+	[0] = {
+		.start	= AT91SAM9RL_BASE_AC97C,
+		.end	= AT91SAM9RL_BASE_AC97C + SZ_16K - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= AT91SAM9RL_ID_AC97C,
+		.end	= AT91SAM9RL_ID_AC97C,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device at91sam9rl_ac97_device = {
+	.name		= "atmel_ac97c",
+	.id		= 0,
+	.dev		= {
+				.dma_mask		= &ac97_dmamask,
+				.coherent_dma_mask	= DMA_BIT_MASK(32),
+				.platform_data		= &ac97_data,
+	},
+	.resource	= ac97_resources,
+	.num_resources	= ARRAY_SIZE(ac97_resources),
+};
+
+void __init at91_add_device_ac97(struct ac97c_platform_data *data)
+{
+	if (!data)
+		return;
+
+	at91_set_A_periph(AT91_PIN_PD1, 0);	/* AC97FS */
+	at91_set_A_periph(AT91_PIN_PD2, 0);	/* AC97CK */
+	at91_set_A_periph(AT91_PIN_PD3, 0);	/* AC97TX */
+	at91_set_A_periph(AT91_PIN_PD4, 0);	/* AC97RX */
+
+	/* reset */
+	if (data->reset_pin)
+		at91_set_gpio_output(data->reset_pin, 0);
+
+	ac97_data = *data;
+	platform_device_register(&at91sam9rl_ac97_device);
+}
+#else
+void __init at91_add_device_ac97(struct ac97c_platform_data *data) {}
+#endif
+
+
+/* --------------------------------------------------------------------
  *  LCD Controller
  * -------------------------------------------------------------------- */
 
@@ -1103,6 +1204,7 @@ void __init at91_add_device_serial(void) {}
  */
 static int __init at91_add_standard_devices(void)
 {
+	at91_add_device_hdmac();
 	at91_add_device_rtc();
 	at91_add_device_rtt();
 	at91_add_device_watchdog();
diff --git a/arch/arm/mach-at91/board-afeb-9260v1.c b/arch/arm/mach-at91/board-afeb-9260v1.c
index 61e52b66bc72..50667bed7cc9 100644
--- a/arch/arm/mach-at91/board-afeb-9260v1.c
+++ b/arch/arm/mach-at91/board-afeb-9260v1.c
@@ -53,7 +53,7 @@ static void __init afeb9260_map_io(void)
 	/* Initialize processor: 18.432 MHz crystal */
 	at91sam9260_initialize(18432000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
diff --git a/arch/arm/mach-at91/board-cam60.c b/arch/arm/mach-at91/board-cam60.c
index d3ba29c5d8c8..02138af631e7 100644
--- a/arch/arm/mach-at91/board-cam60.c
+++ b/arch/arm/mach-at91/board-cam60.c
@@ -50,7 +50,7 @@ static void __init cam60_map_io(void)
 	/* Initialize processor: 10 MHz crystal */
 	at91sam9260_initialize(10000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* set serial console to ttyS0 (ie, DBGU) */
diff --git a/arch/arm/mach-at91/board-cap9adk.c b/arch/arm/mach-at91/board-cap9adk.c
index 83a1a0fef47b..d6940870e403 100644
--- a/arch/arm/mach-at91/board-cap9adk.c
+++ b/arch/arm/mach-at91/board-cap9adk.c
@@ -364,7 +364,7 @@ static struct atmel_lcdfb_info __initdata cap9adk_lcdc_data;
 /*
  * AC97
  */
-static struct atmel_ac97_data cap9adk_ac97_data = {
+static struct ac97c_platform_data cap9adk_ac97_data = {
 //	.reset_pin	= ... not connected
 };
 
diff --git a/arch/arm/mach-at91/board-neocore926.c b/arch/arm/mach-at91/board-neocore926.c
index 9ba7ba2cc3b1..7c1e382330fb 100644
--- a/arch/arm/mach-at91/board-neocore926.c
+++ b/arch/arm/mach-at91/board-neocore926.c
@@ -56,7 +56,7 @@ static void __init neocore926_map_io(void)
 	/* Initialize processor: 20 MHz crystal */
 	at91sam9263_initialize(20000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, RTS, CTS) */
@@ -340,7 +340,7 @@ static void __init neocore926_add_device_buttons(void) {}
 /*
  * AC97
  */
-static struct atmel_ac97_data neocore926_ac97_data = {
+static struct ac97c_platform_data neocore926_ac97_data = {
 	.reset_pin	= AT91_PIN_PA13,
 };
 
diff --git a/arch/arm/mach-at91/board-qil-a9260.c b/arch/arm/mach-at91/board-qil-a9260.c
index 4cff9a7e61d2..664938e8f661 100644
--- a/arch/arm/mach-at91/board-qil-a9260.c
+++ b/arch/arm/mach-at91/board-qil-a9260.c
@@ -53,7 +53,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 12.000 MHz crystal */
 	at91sam9260_initialize(12000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
diff --git a/arch/arm/mach-at91/board-sam9260ek.c b/arch/arm/mach-at91/board-sam9260ek.c
index 93a0f8b100eb..ba9d501b5c50 100644
--- a/arch/arm/mach-at91/board-sam9260ek.c
+++ b/arch/arm/mach-at91/board-sam9260ek.c
@@ -54,7 +54,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 18.432 MHz crystal */
 	at91sam9260_initialize(18432000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
diff --git a/arch/arm/mach-at91/board-sam9261ek.c b/arch/arm/mach-at91/board-sam9261ek.c
index f9b19993a7a9..c4c8865d52d7 100644
--- a/arch/arm/mach-at91/board-sam9261ek.c
+++ b/arch/arm/mach-at91/board-sam9261ek.c
@@ -61,7 +61,7 @@ static void __init ek_map_io(void)
 	/* Setup the LEDs */
 	at91_init_leds(AT91_PIN_PA13, AT91_PIN_PA14);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* set serial console to ttyS0 (ie, DBGU) */
diff --git a/arch/arm/mach-at91/board-sam9263ek.c b/arch/arm/mach-at91/board-sam9263ek.c
index 1bf7bd4cbe13..2d867fb0630f 100644
--- a/arch/arm/mach-at91/board-sam9263ek.c
+++ b/arch/arm/mach-at91/board-sam9263ek.c
@@ -57,7 +57,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 16.367 MHz crystal */
 	at91sam9263_initialize(16367660);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, RTS, CTS) */
@@ -400,6 +400,23 @@ static struct gpio_led ek_pwm_led[] = {
 	}
 };
 
+/*
+ * CAN
+ */
+static void sam9263ek_transceiver_switch(int on)
+{
+	if (on) {
+		at91_set_gpio_output(AT91_PIN_PA18, 1); /* CANRXEN */
+		at91_set_gpio_output(AT91_PIN_PA19, 0); /* CANRS */
+	} else {
+		at91_set_gpio_output(AT91_PIN_PA18, 0); /* CANRXEN */
+		at91_set_gpio_output(AT91_PIN_PA19, 1); /* CANRS */
+	}
+}
+
+static struct at91_can_data ek_can_data = {
+	.transceiver_switch = sam9263ek_transceiver_switch,
+};
 
 static void __init ek_board_init(void)
 {
@@ -431,6 +448,8 @@ static void __init ek_board_init(void)
 	/* LEDs */
 	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
 	at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
+	/* CAN */
+	at91_add_device_can(&ek_can_data);
 }
 
 MACHINE_START(AT91SAM9263EK, "Atmel AT91SAM9263-EK")
diff --git a/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c b/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
new file mode 100644
index 000000000000..a4102d72cc9b
--- /dev/null
+++ b/arch/arm/mach-at91/board-sam9g20ek-2slot-mmc.c
@@ -0,0 +1,284 @@
+/*
+ *  Copyright (C) 2005 SAN People
+ *  Copyright (C) 2008 Atmel
+ *  Copyright (C) 2009 Rob Emanuele
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/types.h>
+#include <linux/init.h>
+#include <linux/mm.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/at73c213.h>
+#include <linux/clk.h>
+
+#include <mach/hardware.h>
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+
+#include <mach/board.h>
+#include <mach/gpio.h>
+#include <mach/at91sam9_smc.h>
+
+#include "sam9_smc.h"
+#include "generic.h"
+
+
+static void __init ek_map_io(void)
+{
+	/* Initialize processor: 18.432 MHz crystal */
+	at91sam9260_initialize(18432000);
+
+	/* DGBU on ttyS0. (Rx & Tx only) */
+	at91_register_uart(0, 0, 0);
+
+	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
+	at91_register_uart(AT91SAM9260_ID_US0, 1, ATMEL_UART_CTS | ATMEL_UART_RTS
+			   | ATMEL_UART_DTR | ATMEL_UART_DSR | ATMEL_UART_DCD
+			   | ATMEL_UART_RI);
+
+	/* USART1 on ttyS2. (Rx, Tx, RTS, CTS) */
+	at91_register_uart(AT91SAM9260_ID_US1, 2, ATMEL_UART_CTS | ATMEL_UART_RTS);
+
+	/* set serial console to ttyS0 (ie, DBGU) */
+	at91_set_serial_console(0);
+}
+
+static void __init ek_init_irq(void)
+{
+	at91sam9260_init_interrupts(NULL);
+}
+
+
+/*
+ * USB Host port
+ */
+static struct at91_usbh_data __initdata ek_usbh_data = {
+	.ports		= 2,
+};
+
+/*
+ * USB Device port
+ */
+static struct at91_udc_data __initdata ek_udc_data = {
+	.vbus_pin	= AT91_PIN_PC5,
+	.pullup_pin	= 0,		/* pull-up driven by UDC */
+};
+
+
+/*
+ * SPI devices.
+ */
+static struct spi_board_info ek_spi_devices[] = {
+#if !(defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_AT91))
+	{	/* DataFlash chip */
+		.modalias	= "mtd_dataflash",
+		.chip_select	= 1,
+		.max_speed_hz	= 15 * 1000 * 1000,
+		.bus_num	= 0,
+	},
+#if defined(CONFIG_MTD_AT91_DATAFLASH_CARD)
+	{	/* DataFlash card */
+		.modalias	= "mtd_dataflash",
+		.chip_select	= 0,
+		.max_speed_hz	= 15 * 1000 * 1000,
+		.bus_num	= 0,
+	},
+#endif
+#endif
+};
+
+
+/*
+ * MACB Ethernet device
+ */
+static struct at91_eth_data __initdata ek_macb_data = {
+	.phy_irq_pin	= AT91_PIN_PB0,
+	.is_rmii	= 1,
+};
+
+
+/*
+ * NAND flash
+ */
+static struct mtd_partition __initdata ek_nand_partition[] = {
+	{
+		.name   = "Bootstrap",
+		.offset = 0,
+		.size   = 4 * SZ_1M,
+	},
+	{
+		.name	= "Partition 1",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= 60 * SZ_1M,
+	},
+	{
+		.name	= "Partition 2",
+		.offset	= MTDPART_OFS_NXTBLK,
+		.size	= MTDPART_SIZ_FULL,
+	},
+};
+
+static struct mtd_partition * __init nand_partitions(int size, int *num_partitions)
+{
+	*num_partitions = ARRAY_SIZE(ek_nand_partition);
+	return ek_nand_partition;
+}
+
+/* det_pin is not connected */
+static struct atmel_nand_data __initdata ek_nand_data = {
+	.ale		= 21,
+	.cle		= 22,
+	.rdy_pin	= AT91_PIN_PC13,
+	.enable_pin	= AT91_PIN_PC14,
+	.partition_info	= nand_partitions,
+#if defined(CONFIG_MTD_NAND_ATMEL_BUSWIDTH_16)
+	.bus_width_16	= 1,
+#else
+	.bus_width_16	= 0,
+#endif
+};
+
+static struct sam9_smc_config __initdata ek_nand_smc_config = {
+	.ncs_read_setup		= 0,
+	.nrd_setup		= 2,
+	.ncs_write_setup	= 0,
+	.nwe_setup		= 2,
+
+	.ncs_read_pulse		= 4,
+	.nrd_pulse		= 4,
+	.ncs_write_pulse	= 4,
+	.nwe_pulse		= 4,
+
+	.read_cycle		= 7,
+	.write_cycle		= 7,
+
+	.mode			= AT91_SMC_READMODE | AT91_SMC_WRITEMODE | AT91_SMC_EXNWMODE_DISABLE,
+	.tdf_cycles		= 3,
+};
+
+static void __init ek_add_device_nand(void)
+{
+	/* setup bus-width (8 or 16) */
+	if (ek_nand_data.bus_width_16)
+		ek_nand_smc_config.mode |= AT91_SMC_DBW_16;
+	else
+		ek_nand_smc_config.mode |= AT91_SMC_DBW_8;
+
+	/* configure chip-select 3 (NAND) */
+	sam9_smc_configure(3, &ek_nand_smc_config);
+
+	at91_add_device_nand(&ek_nand_data);
+}
+
+
+/*
+ * MCI (SD/MMC)
+ * wp_pin is not connected
+ */
+#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+static struct mci_platform_data __initdata ek_mmc_data = {
+	.slot[0] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC2,
+		.wp_pin		= -ENODEV,
+	},
+	.slot[1] = {
+		.bus_width	= 4,
+		.detect_pin	= AT91_PIN_PC9,
+		.wp_pin		= -ENODEV,
+	},
+
+};
+#else
+static struct at91_mmc_data __initdata ek_mmc_data = {
+	.slot_b		= 1,	/* Only one slot so use slot B */
+	.wire4		= 1,
+	.det_pin	= AT91_PIN_PC9,
+};
+#endif
+
+/*
+ * LEDs
+ */
+static struct gpio_led ek_leds[] = {
+	{	/* "bottom" led, green, userled1 to be defined */
+		.name			= "ds5",
+		.gpio			= AT91_PIN_PB8,
+		.active_low		= 1,
+		.default_trigger	= "none",
+	},
+	{	/* "power" led, yellow */
+		.name			= "ds1",
+		.gpio			= AT91_PIN_PB9,
+		.default_trigger	= "heartbeat",
+	}
+};
+
+static struct i2c_board_info __initdata ek_i2c_devices[] = {
+	{
+		I2C_BOARD_INFO("24c512", 0x50),
+	},
+};
+
+
+static void __init ek_board_init(void)
+{
+	/* Serial */
+	at91_add_device_serial();
+	/* USB Host */
+	at91_add_device_usbh(&ek_usbh_data);
+	/* USB Device */
+	at91_add_device_udc(&ek_udc_data);
+	/* SPI */
+	at91_add_device_spi(ek_spi_devices, ARRAY_SIZE(ek_spi_devices));
+	/* NAND */
+	ek_add_device_nand();
+	/* Ethernet */
+	at91_add_device_eth(&ek_macb_data);
+	/* MMC */
+#if defined(CONFIG_MMC_ATMELMCI) || defined(CONFIG_MMC_ATMELMCI_MODULE)
+	at91_add_device_mci(0, &ek_mmc_data);
+#else
+	at91_add_device_mmc(0, &ek_mmc_data);
+#endif
+	/* I2C */
+	at91_add_device_i2c(ek_i2c_devices, ARRAY_SIZE(ek_i2c_devices));
+	/* LEDs */
+	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
+	/* PCK0 provides MCLK to the WM8731 */
+	at91_set_B_periph(AT91_PIN_PC1, 0);
+	/* SSC (for WM8731) */
+	at91_add_device_ssc(AT91SAM9260_ID_SSC, ATMEL_SSC_TX);
+}
+
+MACHINE_START(AT91SAM9G20EK_2MMC, "Atmel AT91SAM9G20-EK 2 MMC Slot Mod")
+	/* Maintainer: Rob Emanuele */
+	.phys_io	= AT91_BASE_SYS,
+	.io_pg_offst	= (AT91_VA_BASE_SYS >> 18) & 0xfffc,
+	.boot_params	= AT91_SDRAM_BASE + 0x100,
+	.timer		= &at91sam926x_timer,
+	.map_io		= ek_map_io,
+	.init_irq	= ek_init_irq,
+	.init_machine	= ek_board_init,
+MACHINE_END
diff --git a/arch/arm/mach-at91/board-sam9g20ek.c b/arch/arm/mach-at91/board-sam9g20ek.c
index ca470d504ea0..29cf83177484 100644
--- a/arch/arm/mach-at91/board-sam9g20ek.c
+++ b/arch/arm/mach-at91/board-sam9g20ek.c
@@ -50,7 +50,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 18.432 MHz crystal */
 	at91sam9260_initialize(18432000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS, DTR, DSR, DCD, RI) */
diff --git a/arch/arm/mach-at91/board-sam9m10g45ek.c b/arch/arm/mach-at91/board-sam9m10g45ek.c
index b8558eae5229..64c3843f323d 100644
--- a/arch/arm/mach-at91/board-sam9m10g45ek.c
+++ b/arch/arm/mach-at91/board-sam9m10g45ek.c
@@ -311,6 +311,14 @@ static void __init ek_add_device_buttons(void) {}
 
 
 /*
+ * AC97
+ * reset_pin is not connected: NRST
+ */
+static struct ac97c_platform_data ek_ac97_data = {
+};
+
+
+/*
  * LEDs ... these could all be PWM-driven, for variable brightness
  */
 static struct gpio_led ek_leds[] = {
@@ -372,6 +380,8 @@ static void __init ek_board_init(void)
 	at91_add_device_lcdc(&ek_lcdc_data);
 	/* Push Buttons */
 	ek_add_device_buttons();
+	/* AC97 */
+	at91_add_device_ac97(&ek_ac97_data);
 	/* LEDs */
 	at91_gpio_leds(ek_leds, ARRAY_SIZE(ek_leds));
 	at91_pwm_leds(ek_pwm_led, ARRAY_SIZE(ek_pwm_led));
diff --git a/arch/arm/mach-at91/board-sam9rlek.c b/arch/arm/mach-at91/board-sam9rlek.c
index 9d07679efce7..bd28e989e54e 100644
--- a/arch/arm/mach-at91/board-sam9rlek.c
+++ b/arch/arm/mach-at91/board-sam9rlek.c
@@ -43,7 +43,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 12.000 MHz crystal */
 	at91sam9rl_initialize(12000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* USART0 on ttyS1. (Rx, Tx, CTS, RTS) */
@@ -211,6 +211,14 @@ static struct atmel_lcdfb_info __initdata ek_lcdc_data;
 
 
 /*
+ * AC97
+ * reset_pin is not connected: NRST
+ */
+static struct ac97c_platform_data ek_ac97_data = {
+};
+
+
+/*
  * LEDs
  */
 static struct gpio_led ek_leds[] = {
@@ -299,6 +307,8 @@ static void __init ek_board_init(void)
 	at91_add_device_mmc(0, &ek_mmc_data);
 	/* LCD Controller */
 	at91_add_device_lcdc(&ek_lcdc_data);
+	/* AC97 */
+	at91_add_device_ac97(&ek_ac97_data);
 	/* Touch Screen Controller */
 	at91_add_device_tsadcc();
 	/* LEDs */
diff --git a/arch/arm/mach-at91/board-usb-a9260.c b/arch/arm/mach-at91/board-usb-a9260.c
index d13304c0bc45..905d6ef76807 100644
--- a/arch/arm/mach-at91/board-usb-a9260.c
+++ b/arch/arm/mach-at91/board-usb-a9260.c
@@ -53,7 +53,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 12.000 MHz crystal */
 	at91sam9260_initialize(12000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* set serial console to ttyS0 (ie, DBGU) */
diff --git a/arch/arm/mach-at91/board-usb-a9263.c b/arch/arm/mach-at91/board-usb-a9263.c
index d96405b7d578..b6a3480383e5 100644
--- a/arch/arm/mach-at91/board-usb-a9263.c
+++ b/arch/arm/mach-at91/board-usb-a9263.c
@@ -52,7 +52,7 @@ static void __init ek_map_io(void)
 	/* Initialize processor: 12.00 MHz crystal */
 	at91sam9263_initialize(12000000);
 
-	/* DGBU on ttyS0. (Rx & Tx only) */
+	/* DBGU on ttyS0. (Rx & Tx only) */
 	at91_register_uart(0, 0, 0);
 
 	/* set serial console to ttyS0 (ie, DBGU) */
diff --git a/arch/arm/mach-at91/include/mach/board.h b/arch/arm/mach-at91/include/mach/board.h
index 13f27a4b882d..2f4fcedc02ba 100644
--- a/arch/arm/mach-at91/include/mach/board.h
+++ b/arch/arm/mach-at91/include/mach/board.h
@@ -37,6 +37,7 @@
 #include <linux/leds.h>
 #include <linux/spi/spi.h>
 #include <linux/usb/atmel_usba_udc.h>
+#include <linux/atmel-mci.h>
 #include <sound/atmel-ac97c.h>
 
  /* USB Device */
@@ -64,6 +65,7 @@ struct at91_cf_data {
 extern void __init at91_add_device_cf(struct at91_cf_data *data);
 
  /* MMC / SD */
+  /* at91_mci platform config */
 struct at91_mmc_data {
 	u8		det_pin;	/* card detect IRQ */
 	unsigned	slot_b:1;	/* uses Slot B */
@@ -73,6 +75,9 @@ struct at91_mmc_data {
 };
 extern void __init at91_add_device_mmc(short mmc_id, struct at91_mmc_data *data);
 
+  /* atmel-mci platform config */
+extern void __init at91_add_device_mci(short mmc_id, struct mci_platform_data *data);
+
  /* Ethernet (EMAC & MACB) */
 struct at91_eth_data {
 	u32		phy_mask;
@@ -183,6 +188,12 @@ extern void __init at91_add_device_isi(void);
  /* Touchscreen Controller */
 extern void __init at91_add_device_tsadcc(void);
 
+/* CAN */
+struct at91_can_data {
+	void (*transceiver_switch)(int on);
+};
+extern void __init at91_add_device_can(struct at91_can_data *data);
+
  /* LEDs */
 extern void __init at91_init_leds(u8 cpu_led, u8 timer_led);
 extern void __init at91_gpio_leds(struct gpio_led *leds, int nr);
diff --git a/arch/arm/mach-at91/include/mach/cpu.h b/arch/arm/mach-at91/include/mach/cpu.h
index 34a9502c48bc..c22df30ed5e5 100644
--- a/arch/arm/mach-at91/include/mach/cpu.h
+++ b/arch/arm/mach-at91/include/mach/cpu.h
@@ -25,6 +25,8 @@
 #define ARCH_ID_AT91SAM9G20	0x019905a0
 #define ARCH_ID_AT91SAM9RL64	0x019b03a0
 #define ARCH_ID_AT91SAM9G45	0x819b05a0
+#define ARCH_ID_AT91SAM9G45MRL	0x819b05a2	/* aka 9G45-ES2 & non ES lots */
+#define ARCH_ID_AT91SAM9G45ES	0x819b05a1	/* 9G45-ES (Engineering Sample) */
 #define ARCH_ID_AT91CAP9	0x039A03A0
 
 #define ARCH_ID_AT91SAM9XE128	0x329973a0
@@ -41,6 +43,11 @@ static inline unsigned long at91_cpu_identify(void)
 	return (at91_sys_read(AT91_DBGU_CIDR) & ~AT91_CIDR_VERSION);
 }
 
+static inline unsigned long at91_cpu_fully_identify(void)
+{
+	return at91_sys_read(AT91_DBGU_CIDR);
+}
+
 #define ARCH_EXID_AT91SAM9M11	0x00000001
 #define ARCH_EXID_AT91SAM9M10	0x00000002
 #define ARCH_EXID_AT91SAM9G45	0x00000004
@@ -118,8 +125,10 @@ static inline unsigned long at91cap9_rev_identify(void)
 
 #ifdef CONFIG_ARCH_AT91SAM9G45
 #define cpu_is_at91sam9g45()	(at91_cpu_identify() == ARCH_ID_AT91SAM9G45)
+#define cpu_is_at91sam9g45es()	(at91_cpu_fully_identify() == ARCH_ID_AT91SAM9G45ES)
 #else
 #define cpu_is_at91sam9g45()	(0)
+#define cpu_is_at91sam9g45es()	(0)
 #endif
 
 #ifdef CONFIG_ARCH_AT91CAP9
diff --git a/arch/arm/mach-bcmring/core.c b/arch/arm/mach-bcmring/core.c
index 492c649f451e..e590bbe0a7b4 100644
--- a/arch/arm/mach-bcmring/core.c
+++ b/arch/arm/mach-bcmring/core.c
@@ -31,7 +31,6 @@
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 
-#include <linux/amba/bus.h>
 #include <mach/csp/mm_addr.h>
 #include <mach/hardware.h>
 #include <asm/clkdev.h>
@@ -45,7 +44,6 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 
 #include <cfg_global.h>
 
@@ -273,12 +271,12 @@ static struct irqaction bcmring_timer_irq = {
 	.handler = bcmring_timer_interrupt,
 };
 
-static cycle_t bcmring_get_cycles_timer1(void)
+static cycle_t bcmring_get_cycles_timer1(struct clocksource *cs)
 {
 	return ~readl(TIMER1_VA_BASE + TIMER_VALUE);
 }
 
-static cycle_t bcmring_get_cycles_timer3(void)
+static cycle_t bcmring_get_cycles_timer3(struct clocksource *cs)
 {
 	return ~readl(TIMER3_VA_BASE + TIMER_VALUE);
 }
diff --git a/arch/arm/mach-bcmring/include/mach/system.h b/arch/arm/mach-bcmring/include/mach/system.h
index cdbf93c694a6..38b37060d426 100644
--- a/arch/arm/mach-bcmring/include/mach/system.h
+++ b/arch/arm/mach-bcmring/include/mach/system.h
@@ -29,7 +29,7 @@ static inline void arch_idle(void)
 	cpu_do_idle();
 }
 
-static inline void arch_reset(char mode, char *cmd)
+static inline void arch_reset(char mode, const char *cmd)
 {
 	printk("arch_reset:%c %x\n", mode, bcmring_arch_warm_reboot);
 
diff --git a/arch/arm/mach-davinci/board-dm365-evm.c b/arch/arm/mach-davinci/board-dm365-evm.c
index a1d5e7dac741..52dd8046b305 100644
--- a/arch/arm/mach-davinci/board-dm365-evm.c
+++ b/arch/arm/mach-davinci/board-dm365-evm.c
@@ -35,7 +35,6 @@
 #include <mach/common.h>
 #include <mach/i2c.h>
 #include <mach/serial.h>
-#include <mach/common.h>
 #include <mach/mmc.h>
 #include <mach/nand.h>
 
diff --git a/arch/arm/mach-ep93xx/Kconfig b/arch/arm/mach-ep93xx/Kconfig
index d7291c682a64..9167c3d2a5ed 100644
--- a/arch/arm/mach-ep93xx/Kconfig
+++ b/arch/arm/mach-ep93xx/Kconfig
@@ -17,13 +17,31 @@ config EP93XX_SDCE3_SYNC_PHYS_OFFSET
 	bool "0x00000000 - SDCE3/SyncBoot"
 	help
 	  Select this option if you want support for EP93xx boards with the
-	  first SDRAM bank at 0x00000000
+	  first SDRAM bank at 0x00000000.
 
 config EP93XX_SDCE0_PHYS_OFFSET
 	bool "0xc0000000 - SDCEO"
 	help
 	  Select this option if you want support for EP93xx boards with the
-	  first SDRAM bank at 0xc0000000
+	  first SDRAM bank at 0xc0000000.
+
+config EP93XX_SDCE1_PHYS_OFFSET
+	bool "0xd0000000 - SDCE1"
+	help
+	  Select this option if you want support for EP93xx boards with the
+	  first SDRAM bank at 0xd0000000.
+
+config EP93XX_SDCE2_PHYS_OFFSET
+	bool "0xe0000000 - SDCE2"
+	help
+	  Select this option if you want support for EP93xx boards with the
+	  first SDRAM bank at 0xe0000000.
+
+config EP93XX_SDCE3_ASYNC_PHYS_OFFSET
+	bool "0xf0000000 - SDCE3/AsyncBoot"
+	help
+	  Select this option if you want support for EP93xx boards with the
+	  first SDRAM bank at 0xf0000000.
 
 endchoice
 
@@ -112,28 +130,36 @@ config MACH_MICRO9
 	bool
 
 config MACH_MICRO9H
-	bool "Support Contec Hypercontrol Micro9-H"
+	bool "Support Contec Micro9-High"
 	depends on EP93XX_SDCE3_SYNC_PHYS_OFFSET
 	select MACH_MICRO9
 	help
 	  Say 'Y' here if you want your kernel to support the
-	  Contec Hypercontrol Micro9-H board.
+	  Contec Micro9-High board.
 
 config MACH_MICRO9M
-	bool "Support Contec Hypercontrol Micro9-M"
-	depends on EP93XX_SDCE3_SYNC_PHYS_OFFSET
+	bool "Support Contec Micro9-Mid"
+	depends on EP93XX_SDCE3_ASYNC_PHYS_OFFSET
 	select MACH_MICRO9
 	help
 	  Say 'Y' here if you want your kernel to support the
-	  Contec Hypercontrol Micro9-M board.
+	  Contec Micro9-Mid board.
 
 config MACH_MICRO9L
-	bool "Support Contec Hypercontrol Micro9-L"
+	bool "Support Contec Micro9-Lite"
 	depends on EP93XX_SDCE3_SYNC_PHYS_OFFSET
 	select MACH_MICRO9
 	help
 	  Say 'Y' here if you want your kernel to support the
-	  Contec Hypercontrol Micro9-L board.
+	  Contec Micro9-Lite board.
+
+config MACH_MICRO9S
+	bool "Support Contec Micro9-Slim"
+	depends on EP93XX_SDCE3_ASYNC_PHYS_OFFSET
+	select MACH_MICRO9
+	help
+	  Say 'Y' here if you want your kernel to support the
+	  Contec Micro9-Slim board.
 
 config MACH_TS72XX
 	bool "Support Technologic Systems TS-72xx SBC"
diff --git a/arch/arm/mach-ep93xx/Makefile.boot b/arch/arm/mach-ep93xx/Makefile.boot
index 27a085a8f12a..0ad33f15c622 100644
--- a/arch/arm/mach-ep93xx/Makefile.boot
+++ b/arch/arm/mach-ep93xx/Makefile.boot
@@ -3,3 +3,12 @@ params_phys-$(CONFIG_EP93XX_SDCE3_SYNC_PHYS_OFFSET)	:= 0x00000100
 
    zreladdr-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)		:= 0xc0008000
 params_phys-$(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)		:= 0xc0000100
+
+   zreladdr-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)		:= 0xd0008000
+params_phys-$(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)		:= 0xd0000100
+
+   zreladdr-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)		:= 0xe0008000
+params_phys-$(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)		:= 0xe0000100
+
+   zreladdr-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)	:= 0xf0008000
+params_phys-$(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)	:= 0xf0000100
diff --git a/arch/arm/mach-ep93xx/clock.c b/arch/arm/mach-ep93xx/clock.c
index 3dd0e2a23095..1d0f9d8aff2e 100644
--- a/arch/arm/mach-ep93xx/clock.c
+++ b/arch/arm/mach-ep93xx/clock.c
@@ -16,13 +16,16 @@
 #include <linux/module.h>
 #include <linux/string.h>
 #include <linux/io.h>
+#include <linux/spinlock.h>
+
+#include <mach/hardware.h>
 
 #include <asm/clkdev.h>
 #include <asm/div64.h>
-#include <mach/hardware.h>
 
 
 struct clk {
+	struct clk	*parent;
 	unsigned long	rate;
 	int		users;
 	int		sw_locked;
@@ -37,91 +40,130 @@ struct clk {
 static unsigned long get_uart_rate(struct clk *clk);
 
 static int set_keytchclk_rate(struct clk *clk, unsigned long rate);
+static int set_div_rate(struct clk *clk, unsigned long rate);
 
 
+static struct clk clk_xtali = {
+	.rate		= EP93XX_EXT_CLK_RATE,
+};
 static struct clk clk_uart1 = {
+	.parent		= &clk_xtali,
 	.sw_locked	= 1,
 	.enable_reg	= EP93XX_SYSCON_DEVCFG,
 	.enable_mask	= EP93XX_SYSCON_DEVCFG_U1EN,
 	.get_rate	= get_uart_rate,
 };
 static struct clk clk_uart2 = {
+	.parent		= &clk_xtali,
 	.sw_locked	= 1,
 	.enable_reg	= EP93XX_SYSCON_DEVCFG,
 	.enable_mask	= EP93XX_SYSCON_DEVCFG_U2EN,
 	.get_rate	= get_uart_rate,
 };
 static struct clk clk_uart3 = {
+	.parent		= &clk_xtali,
 	.sw_locked	= 1,
 	.enable_reg	= EP93XX_SYSCON_DEVCFG,
 	.enable_mask	= EP93XX_SYSCON_DEVCFG_U3EN,
 	.get_rate	= get_uart_rate,
 };
-static struct clk clk_pll1;
-static struct clk clk_f;
-static struct clk clk_h;
-static struct clk clk_p;
-static struct clk clk_pll2;
+static struct clk clk_pll1 = {
+	.parent		= &clk_xtali,
+};
+static struct clk clk_f = {
+	.parent		= &clk_pll1,
+};
+static struct clk clk_h = {
+	.parent		= &clk_pll1,
+};
+static struct clk clk_p = {
+	.parent		= &clk_pll1,
+};
+static struct clk clk_pll2 = {
+	.parent		= &clk_xtali,
+};
 static struct clk clk_usb_host = {
+	.parent		= &clk_pll2,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_USH_EN,
 };
 static struct clk clk_keypad = {
+	.parent		= &clk_xtali,
 	.sw_locked	= 1,
 	.enable_reg	= EP93XX_SYSCON_KEYTCHCLKDIV,
 	.enable_mask	= EP93XX_SYSCON_KEYTCHCLKDIV_KEN,
 	.set_rate	= set_keytchclk_rate,
 };
 static struct clk clk_pwm = {
+	.parent		= &clk_xtali,
 	.rate		= EP93XX_EXT_CLK_RATE,
 };
 
+static struct clk clk_video = {
+	.sw_locked	= 1,
+	.enable_reg     = EP93XX_SYSCON_VIDCLKDIV,
+	.enable_mask    = EP93XX_SYSCON_CLKDIV_ENABLE,
+	.set_rate	= set_div_rate,
+};
+
 /* DMA Clocks */
 static struct clk clk_m2p0 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P0,
 };
 static struct clk clk_m2p1 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P1,
 };
 static struct clk clk_m2p2 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P2,
 };
 static struct clk clk_m2p3 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P3,
 };
 static struct clk clk_m2p4 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P4,
 };
 static struct clk clk_m2p5 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P5,
 };
 static struct clk clk_m2p6 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P6,
 };
 static struct clk clk_m2p7 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P7,
 };
 static struct clk clk_m2p8 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P8,
 };
 static struct clk clk_m2p9 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2P9,
 };
 static struct clk clk_m2m0 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2M0,
 };
 static struct clk clk_m2m1 = {
+	.parent		= &clk_h,
 	.enable_reg	= EP93XX_SYSCON_PWRCNT,
 	.enable_mask	= EP93XX_SYSCON_PWRCNT_DMA_M2M1,
 };
@@ -130,6 +172,7 @@ static struct clk clk_m2m1 = {
 	{ .dev_id = dev, .con_id = con, .clk = ck }
 
 static struct clk_lookup clocks[] = {
+	INIT_CK(NULL,			"xtali",	&clk_xtali),
 	INIT_CK("apb:uart1",		NULL,		&clk_uart1),
 	INIT_CK("apb:uart2",		NULL,		&clk_uart2),
 	INIT_CK("apb:uart3",		NULL,		&clk_uart3),
@@ -140,6 +183,7 @@ static struct clk_lookup clocks[] = {
 	INIT_CK(NULL,			"pll2",		&clk_pll2),
 	INIT_CK("ep93xx-ohci",		NULL,		&clk_usb_host),
 	INIT_CK("ep93xx-keypad",	NULL,		&clk_keypad),
+	INIT_CK("ep93xx-fb",		NULL,		&clk_video),
 	INIT_CK(NULL,			"pwm_clk",	&clk_pwm),
 	INIT_CK(NULL,			"m2p0",		&clk_m2p0),
 	INIT_CK(NULL,			"m2p1",		&clk_m2p1),
@@ -155,48 +199,84 @@ static struct clk_lookup clocks[] = {
 	INIT_CK(NULL,			"m2m1",		&clk_m2m1),
 };
 
+static DEFINE_SPINLOCK(clk_lock);
+
+static void __clk_enable(struct clk *clk)
+{
+	if (!clk->users++) {
+		if (clk->parent)
+			__clk_enable(clk->parent);
+
+		if (clk->enable_reg) {
+			u32 v;
+
+			v = __raw_readl(clk->enable_reg);
+			v |= clk->enable_mask;
+			if (clk->sw_locked)
+				ep93xx_syscon_swlocked_write(v, clk->enable_reg);
+			else
+				__raw_writel(v, clk->enable_reg);
+		}
+	}
+}
 
 int clk_enable(struct clk *clk)
 {
-	if (!clk->users++ && clk->enable_reg) {
-		u32 value;
+	unsigned long flags;
 
-		value = __raw_readl(clk->enable_reg);
-		value |= clk->enable_mask;
-		if (clk->sw_locked)
-			ep93xx_syscon_swlocked_write(value, clk->enable_reg);
-		else
-			__raw_writel(value, clk->enable_reg);
-	}
+	if (!clk)
+		return -EINVAL;
+
+	spin_lock_irqsave(&clk_lock, flags);
+	__clk_enable(clk);
+	spin_unlock_irqrestore(&clk_lock, flags);
 
 	return 0;
 }
 EXPORT_SYMBOL(clk_enable);
 
+static void __clk_disable(struct clk *clk)
+{
+	if (!--clk->users) {
+		if (clk->enable_reg) {
+			u32 v;
+
+			v = __raw_readl(clk->enable_reg);
+			v &= ~clk->enable_mask;
+			if (clk->sw_locked)
+				ep93xx_syscon_swlocked_write(v, clk->enable_reg);
+			else
+				__raw_writel(v, clk->enable_reg);
+		}
+
+		if (clk->parent)
+			__clk_disable(clk->parent);
+	}
+}
+
 void clk_disable(struct clk *clk)
 {
-	if (!--clk->users && clk->enable_reg) {
-		u32 value;
+	unsigned long flags;
 
-		value = __raw_readl(clk->enable_reg);
-		value &= ~clk->enable_mask;
-		if (clk->sw_locked)
-			ep93xx_syscon_swlocked_write(value, clk->enable_reg);
-		else
-			__raw_writel(value, clk->enable_reg);
-	}
+	if (!clk)
+		return;
+
+	spin_lock_irqsave(&clk_lock, flags);
+	__clk_disable(clk);
+	spin_unlock_irqrestore(&clk_lock, flags);
 }
 EXPORT_SYMBOL(clk_disable);
 
 static unsigned long get_uart_rate(struct clk *clk)
 {
+	unsigned long rate = clk_get_rate(clk->parent);
 	u32 value;
 
 	value = __raw_readl(EP93XX_SYSCON_PWRCNT);
 	if (value & EP93XX_SYSCON_PWRCNT_UARTBAUD)
-		return EP93XX_EXT_CLK_RATE;
+		return rate;
 	else
-		return EP93XX_EXT_CLK_RATE / 2;
+		return rate / 2;
 }
 
 unsigned long clk_get_rate(struct clk *clk)
@@ -236,6 +316,84 @@ static int set_keytchclk_rate(struct clk *clk, unsigned long rate)
 	return 0;
 }
 
+static int calc_clk_div(struct clk *clk, unsigned long rate,
+			int *psel, int *esel, int *pdiv, int *div)
+{
+	struct clk *mclk;
+	unsigned long max_rate, actual_rate, mclk_rate, rate_err = -1;
+	int i, found = 0, __div = 0, __pdiv = 0;
+
+	/* Don't exceed the maximum rate */
+	max_rate = max(max(clk_pll1.rate / 4, clk_pll2.rate / 4),
+		       clk_xtali.rate / 4);
+	rate = min(rate, max_rate);
+
+	/*
+	 * Try the two pll's and the external clock
+	 * Because the valid predividers are 2, 2.5 and 3, we multiply
+	 * all the clocks by 2 to avoid floating point math.
+	 *
+	 * This is based on the algorithm in the ep93xx raster guide:
+	 * http://be-a-maverick.com/en/pubs/appNote/AN269REV1.pdf
+	 *
+	 */
+	for (i = 0; i < 3; i++) {
+		if (i == 0)
+			mclk = &clk_xtali;
+		else if (i == 1)
+			mclk = &clk_pll1;
+		else
+			mclk = &clk_pll2;
+		mclk_rate = mclk->rate * 2;
+
+		/* Try each predivider value */
+		for (__pdiv = 4; __pdiv <= 6; __pdiv++) {
+			__div = mclk_rate / (rate * __pdiv);
+			if (__div < 2 || __div > 127)
+				continue;
+
+			actual_rate = mclk_rate / (__pdiv * __div);
+
+			if (!found || abs(actual_rate - rate) < rate_err) {
+				*pdiv = __pdiv - 3;
+				*div = __div;
+				*psel = (i == 2);
+				*esel = (i != 0);
+				clk->parent = mclk;
+				clk->rate = actual_rate;
+				rate_err = abs(actual_rate - rate);
+				found = 1;
+			}
+		}
+	}
+
+	if (!found)
+		return -EINVAL;
+
+	return 0;
+}
+
+static int set_div_rate(struct clk *clk, unsigned long rate)
+{
+	int err, psel = 0, esel = 0, pdiv = 0, div = 0;
+	u32 val;
+
+	err = calc_clk_div(clk, rate, &psel, &esel, &pdiv, &div);
+	if (err)
+		return err;
+
+	/* Clear the esel, psel, pdiv and div bits */
+	val = __raw_readl(clk->enable_reg);
+	val &= ~0x7fff;
+
+	/* Set the new esel, psel, pdiv and div bits for the new clock rate */
+	val |= (esel ? EP93XX_SYSCON_CLKDIV_ESEL : 0) |
+		(psel ? EP93XX_SYSCON_CLKDIV_PSEL : 0) |
+		(pdiv << EP93XX_SYSCON_CLKDIV_PDIV_SHIFT) | div;
+	ep93xx_syscon_swlocked_write(val, clk->enable_reg);
+	return 0;
+}
+
 int clk_set_rate(struct clk *clk, unsigned long rate)
 {
 	if (clk->set_rate)
@@ -258,7 +416,7 @@ static unsigned long calc_pll_rate(u32 config_word)
 	unsigned long long rate;
 	int i;
 
-	rate = EP93XX_EXT_CLK_RATE;
+	rate = clk_xtali.rate;
 	rate *= ((config_word >> 11) & 0x1f) + 1;		/* X1FBD */
 	rate *= ((config_word >> 5) & 0x3f) + 1;		/* X2FBD */
 	do_div(rate, (config_word & 0x1f) + 1);			/* X2IPD */
@@ -291,7 +449,7 @@ static int __init ep93xx_clock_init(void)
 
 	value = __raw_readl(EP93XX_SYSCON_CLOCK_SET1);
 	if (!(value & 0x00800000)) {			/* PLL1 bypassed?  */
-		clk_pll1.rate = EP93XX_EXT_CLK_RATE;
+		clk_pll1.rate = clk_xtali.rate;
 	} else {
 		clk_pll1.rate = calc_pll_rate(value);
 	}
@@ -302,7 +460,7 @@ static int __init ep93xx_clock_init(void)
 
 	value = __raw_readl(EP93XX_SYSCON_CLOCK_SET2);
 	if (!(value & 0x00080000)) {			/* PLL2 bypassed?  */
-		clk_pll2.rate = EP93XX_EXT_CLK_RATE;
+		clk_pll2.rate = clk_xtali.rate;
 	} else if (value & 0x00040000) {		/* PLL2 enabled?  */
 		clk_pll2.rate = calc_pll_rate(value);
 	} else {
diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c
index 16b92c37ec99..b4357c388d2e 100644
--- a/arch/arm/mach-ep93xx/core.c
+++ b/arch/arm/mach-ep93xx/core.c
@@ -30,6 +30,7 @@
 #include <linux/i2c-gpio.h>
 
 #include <mach/hardware.h>
+#include <mach/fb.h>
 
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
@@ -205,7 +206,6 @@ static void ep93xx_gpio_ab_irq_handler(unsigned int irq, struct irq_desc *desc)
 	for (i = 0; i < 8; i++) {
 		if (status & (1 << i)) {
 			int gpio_irq = gpio_to_irq(EP93XX_GPIO_LINE_B(0)) + i;
-			desc = irq_desc + gpio_irq;
 			generic_handle_irq(gpio_irq);
 		}
 	}
@@ -549,13 +549,11 @@ void __init ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr)
 	platform_device_register(&ep93xx_eth_device);
 }
 
-static struct i2c_gpio_platform_data ep93xx_i2c_data = {
-	.sda_pin		= EP93XX_GPIO_LINE_EEDAT,
-	.sda_is_open_drain	= 0,
-	.scl_pin		= EP93XX_GPIO_LINE_EECLK,
-	.scl_is_open_drain	= 0,
-	.udelay			= 2,
-};
+
+/*************************************************************************
+ * EP93xx i2c peripheral handling
+ *************************************************************************/
+static struct i2c_gpio_platform_data ep93xx_i2c_data;
 
 static struct platform_device ep93xx_i2c_device = {
 	.name			= "i2c-gpio",
@@ -563,8 +561,25 @@ static struct platform_device ep93xx_i2c_device = {
 	.dev.platform_data	= &ep93xx_i2c_data,
 };
 
-void __init ep93xx_register_i2c(struct i2c_board_info *devices, int num)
+void __init ep93xx_register_i2c(struct i2c_gpio_platform_data *data,
+				struct i2c_board_info *devices, int num)
 {
+	/*
+	 * Set the EEPROM interface pin drive type control.
+	 * Defines the driver type for the EECLK and EEDAT pins as either
+	 * open drain, which will require an external pull-up, or a normal
+	 * CMOS driver.
+	 */
+	if (data->sda_is_open_drain && data->sda_pin != EP93XX_GPIO_LINE_EEDAT)
+		pr_warning("ep93xx: sda != EEDAT, open drain has no effect\n");
+	if (data->scl_is_open_drain && data->scl_pin != EP93XX_GPIO_LINE_EECLK)
+		pr_warning("ep93xx: scl != EECLK, open drain has no effect\n");
+
+	__raw_writel((data->sda_is_open_drain << 1) |
+		     (data->scl_is_open_drain << 0),
+		     EP93XX_GPIO_EEDRIVE);
+
+	ep93xx_i2c_data = *data;
 	i2c_register_board_info(0, devices, num);
 	platform_device_register(&ep93xx_i2c_device);
 }
@@ -682,6 +697,37 @@ void ep93xx_pwm_release_gpio(struct platform_device *pdev)
 EXPORT_SYMBOL(ep93xx_pwm_release_gpio);
 
 
+/*************************************************************************
+ * EP93xx video peripheral handling
+ *************************************************************************/
+static struct ep93xxfb_mach_info ep93xxfb_data;
+
+static struct resource ep93xx_fb_resource[] = {
+	{
+		.start		= EP93XX_RASTER_PHYS_BASE,
+		.end		= EP93XX_RASTER_PHYS_BASE + 0x800 - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device ep93xx_fb_device = {
+	.name			= "ep93xx-fb",
+	.id			= -1,
+	.dev			= {
+		.platform_data	= &ep93xxfb_data,
+		.coherent_dma_mask	= DMA_BIT_MASK(32),
+		.dma_mask		= &ep93xx_fb_device.dev.coherent_dma_mask,
+	},
+	.num_resources		= ARRAY_SIZE(ep93xx_fb_resource),
+	.resource		= ep93xx_fb_resource,
+};
+
+void __init ep93xx_register_fb(struct ep93xxfb_mach_info *data)
+{
+	ep93xxfb_data = *data;
+	platform_device_register(&ep93xx_fb_device);
+}
+
 extern void ep93xx_gpio_init(void);
 
 void __init ep93xx_init_devices(void)
diff --git a/arch/arm/mach-ep93xx/edb93xx.c b/arch/arm/mach-ep93xx/edb93xx.c
index 73145ae5d3fa..a4a7be308000 100644
--- a/arch/arm/mach-ep93xx/edb93xx.c
+++ b/arch/arm/mach-ep93xx/edb93xx.c
@@ -27,8 +27,10 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/platform_device.h>
-#include <linux/i2c.h>
 #include <linux/mtd/physmap.h>
+#include <linux/gpio.h>
+#include <linux/i2c.h>
+#include <linux/i2c-gpio.h>
 
 #include <mach/hardware.h>
 
@@ -76,13 +78,26 @@ static struct ep93xx_eth_data edb93xx_eth_data = {
 	.phy_id		= 1,
 };
 
-static struct i2c_board_info __initdata edb93xxa_i2c_data[] = {
+
+/*************************************************************************
+ * EDB93xx i2c peripheral handling
+ *************************************************************************/
+static struct i2c_gpio_platform_data edb93xx_i2c_gpio_data = {
+	.sda_pin		= EP93XX_GPIO_LINE_EEDAT,
+	.sda_is_open_drain	= 0,
+	.scl_pin		= EP93XX_GPIO_LINE_EECLK,
+	.scl_is_open_drain	= 0,
+	.udelay			= 0,	/* default to 100 kHz */
+	.timeout		= 0,	/* default to 100 ms */
+};
+
+static struct i2c_board_info __initdata edb93xxa_i2c_board_info[] = {
 	{
 		I2C_BOARD_INFO("isl1208", 0x6f),
 	},
 };
 
-static struct i2c_board_info __initdata edb93xx_i2c_data[] = {
+static struct i2c_board_info __initdata edb93xx_i2c_board_info[] = {
 	{
 		I2C_BOARD_INFO("ds1337", 0x68),
 	},
@@ -92,12 +107,14 @@ static void __init edb93xx_register_i2c(void)
 {
 	if (machine_is_edb9302a() || machine_is_edb9307a() ||
 	    machine_is_edb9315a()) {
-		ep93xx_register_i2c(edb93xxa_i2c_data,
-				ARRAY_SIZE(edb93xxa_i2c_data));
+		ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
+				    edb93xxa_i2c_board_info,
+				    ARRAY_SIZE(edb93xxa_i2c_board_info));
 	} else if (machine_is_edb9307() || machine_is_edb9312() ||
 		   machine_is_edb9315()) {
-		ep93xx_register_i2c(edb93xx_i2c_data,
-				ARRAY_SIZE(edb93xx_i2c_data));
+		ep93xx_register_i2c(&edb93xx_i2c_gpio_data,
+				    edb93xx_i2c_board_info,
+				    ARRAY_SIZE(edb93xx_i2c_board_info));
 	}
 }
 
diff --git a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
index ea78e908fc82..b1f937eda29c 100644
--- a/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
+++ b/arch/arm/mach-ep93xx/include/mach/ep93xx-regs.h
@@ -52,24 +52,27 @@
 #define EP93XX_AHB_VIRT_BASE		0xfef00000
 #define EP93XX_AHB_SIZE			0x00100000
 
+#define EP93XX_AHB_PHYS(x)		(EP93XX_AHB_PHYS_BASE + (x))
 #define EP93XX_AHB_IOMEM(x)		IOMEM(EP93XX_AHB_VIRT_BASE + (x))
 
 #define EP93XX_APB_PHYS_BASE		0x80800000
 #define EP93XX_APB_VIRT_BASE		0xfed00000
 #define EP93XX_APB_SIZE			0x00200000
 
+#define EP93XX_APB_PHYS(x)		(EP93XX_APB_PHYS_BASE + (x))
 #define EP93XX_APB_IOMEM(x)		IOMEM(EP93XX_APB_VIRT_BASE + (x))
 
 
 /* AHB peripherals */
 #define EP93XX_DMA_BASE			EP93XX_AHB_IOMEM(0x00000000)
 
-#define EP93XX_ETHERNET_PHYS_BASE	(EP93XX_AHB_PHYS_BASE + 0x00010000)
+#define EP93XX_ETHERNET_PHYS_BASE	EP93XX_AHB_PHYS(0x00010000)
 #define EP93XX_ETHERNET_BASE		EP93XX_AHB_IOMEM(0x00010000)
 
-#define EP93XX_USB_PHYS_BASE		(EP93XX_AHB_PHYS_BASE + 0x00020000)
+#define EP93XX_USB_PHYS_BASE		EP93XX_AHB_PHYS(0x00020000)
 #define EP93XX_USB_BASE			EP93XX_AHB_IOMEM(0x00020000)
 
+#define EP93XX_RASTER_PHYS_BASE		EP93XX_AHB_PHYS(0x00030000)
 #define EP93XX_RASTER_BASE		EP93XX_AHB_IOMEM(0x00030000)
 
 #define EP93XX_GRAPHICS_ACCEL_BASE	EP93XX_AHB_IOMEM(0x00040000)
@@ -111,21 +114,10 @@
 
 #define EP93XX_GPIO_BASE		EP93XX_APB_IOMEM(0x00040000)
 #define EP93XX_GPIO_REG(x)		(EP93XX_GPIO_BASE + (x))
-#define EP93XX_GPIO_F_INT_TYPE1		EP93XX_GPIO_REG(0x4c)
-#define EP93XX_GPIO_F_INT_TYPE2		EP93XX_GPIO_REG(0x50)
-#define EP93XX_GPIO_F_INT_ACK		EP93XX_GPIO_REG(0x54)
-#define EP93XX_GPIO_F_INT_ENABLE	EP93XX_GPIO_REG(0x58)
 #define EP93XX_GPIO_F_INT_STATUS	EP93XX_GPIO_REG(0x5c)
-#define EP93XX_GPIO_A_INT_TYPE1		EP93XX_GPIO_REG(0x90)
-#define EP93XX_GPIO_A_INT_TYPE2		EP93XX_GPIO_REG(0x94)
-#define EP93XX_GPIO_A_INT_ACK		EP93XX_GPIO_REG(0x98)
-#define EP93XX_GPIO_A_INT_ENABLE	EP93XX_GPIO_REG(0x9c)
 #define EP93XX_GPIO_A_INT_STATUS	EP93XX_GPIO_REG(0xa0)
-#define EP93XX_GPIO_B_INT_TYPE1		EP93XX_GPIO_REG(0xac)
-#define EP93XX_GPIO_B_INT_TYPE2		EP93XX_GPIO_REG(0xb0)
-#define EP93XX_GPIO_B_INT_ACK		EP93XX_GPIO_REG(0xb4)
-#define EP93XX_GPIO_B_INT_ENABLE	EP93XX_GPIO_REG(0xb8)
 #define EP93XX_GPIO_B_INT_STATUS	EP93XX_GPIO_REG(0xbc)
+#define EP93XX_GPIO_EEDRIVE		EP93XX_GPIO_REG(0xc8)
 
 #define EP93XX_AAC_BASE			EP93XX_APB_IOMEM(0x00080000)
 
@@ -133,13 +125,13 @@
 
 #define EP93XX_IRDA_BASE		EP93XX_APB_IOMEM(0x000b0000)
 
-#define EP93XX_UART1_PHYS_BASE		(EP93XX_APB_PHYS_BASE + 0x000c0000)
+#define EP93XX_UART1_PHYS_BASE		EP93XX_APB_PHYS(0x000c0000)
 #define EP93XX_UART1_BASE		EP93XX_APB_IOMEM(0x000c0000)
 
-#define EP93XX_UART2_PHYS_BASE		(EP93XX_APB_PHYS_BASE + 0x000d0000)
+#define EP93XX_UART2_PHYS_BASE		EP93XX_APB_PHYS(0x000d0000)
 #define EP93XX_UART2_BASE		EP93XX_APB_IOMEM(0x000d0000)
 
-#define EP93XX_UART3_PHYS_BASE		(EP93XX_APB_PHYS_BASE + 0x000e0000)
+#define EP93XX_UART3_PHYS_BASE		EP93XX_APB_PHYS(0x000e0000)
 #define EP93XX_UART3_BASE		EP93XX_APB_IOMEM(0x000e0000)
 
 #define EP93XX_KEY_MATRIX_BASE		EP93XX_APB_IOMEM(0x000f0000)
@@ -147,10 +139,10 @@
 #define EP93XX_ADC_BASE			EP93XX_APB_IOMEM(0x00100000)
 #define EP93XX_TOUCHSCREEN_BASE		EP93XX_APB_IOMEM(0x00100000)
 
-#define EP93XX_PWM_PHYS_BASE		(EP93XX_APB_PHYS_BASE + 0x00110000)
+#define EP93XX_PWM_PHYS_BASE		EP93XX_APB_PHYS(0x00110000)
 #define EP93XX_PWM_BASE			EP93XX_APB_IOMEM(0x00110000)
 
-#define EP93XX_RTC_PHYS_BASE		(EP93XX_APB_PHYS_BASE + 0x00120000)
+#define EP93XX_RTC_PHYS_BASE		EP93XX_APB_PHYS(0x00120000)
 #define EP93XX_RTC_BASE			EP93XX_APB_IOMEM(0x00120000)
 
 #define EP93XX_SYSCON_BASE		EP93XX_APB_IOMEM(0x00130000)
@@ -207,11 +199,27 @@
 #define EP93XX_SYSCON_DEVCFG_ADCPD	(1<<2)
 #define EP93XX_SYSCON_DEVCFG_KEYS	(1<<1)
 #define EP93XX_SYSCON_DEVCFG_SHENA	(1<<0)
+#define EP93XX_SYSCON_VIDCLKDIV		EP93XX_SYSCON_REG(0x84)
+#define EP93XX_SYSCON_CLKDIV_ENABLE	(1<<15)
+#define EP93XX_SYSCON_CLKDIV_ESEL	(1<<14)
+#define EP93XX_SYSCON_CLKDIV_PSEL	(1<<13)
+#define EP93XX_SYSCON_CLKDIV_PDIV_SHIFT	8
 #define EP93XX_SYSCON_KEYTCHCLKDIV	EP93XX_SYSCON_REG(0x90)
 #define EP93XX_SYSCON_KEYTCHCLKDIV_TSEN	(1<<31)
 #define EP93XX_SYSCON_KEYTCHCLKDIV_ADIV	(1<<16)
 #define EP93XX_SYSCON_KEYTCHCLKDIV_KEN	(1<<15)
 #define EP93XX_SYSCON_KEYTCHCLKDIV_KDIV	(1<<0)
+#define EP93XX_SYSCON_SYSCFG		EP93XX_SYSCON_REG(0x9c)
+#define EP93XX_SYSCON_SYSCFG_REV_MASK	(0xf0000000)
+#define EP93XX_SYSCON_SYSCFG_REV_SHIFT	(28)
+#define EP93XX_SYSCON_SYSCFG_SBOOT	(1<<8)
+#define EP93XX_SYSCON_SYSCFG_LCSN7	(1<<7)
+#define EP93XX_SYSCON_SYSCFG_LCSN6	(1<<6)
+#define EP93XX_SYSCON_SYSCFG_LASDO	(1<<5)
+#define EP93XX_SYSCON_SYSCFG_LEEDA	(1<<4)
+#define EP93XX_SYSCON_SYSCFG_LEECLK	(1<<3)
+#define EP93XX_SYSCON_SYSCFG_LCSN2	(1<<1)
+#define EP93XX_SYSCON_SYSCFG_LCSN1	(1<<0)
 #define EP93XX_SYSCON_SWLOCK		EP93XX_SYSCON_REG(0xc0)
 
 #define EP93XX_WATCHDOG_BASE		EP93XX_APB_IOMEM(0x00140000)
diff --git a/arch/arm/mach-ep93xx/include/mach/fb.h b/arch/arm/mach-ep93xx/include/mach/fb.h
new file mode 100644
index 000000000000..d5ae11d7c453
--- /dev/null
+++ b/arch/arm/mach-ep93xx/include/mach/fb.h
@@ -0,0 +1,56 @@
+/*
+ * arch/arm/mach-ep93xx/include/mach/fb.h
+ */
+
+#ifndef __ASM_ARCH_EP93XXFB_H
+#define __ASM_ARCH_EP93XXFB_H
+
+struct platform_device;
+struct fb_videomode;
+struct fb_info;
+
+#define EP93XXFB_USE_MODEDB		0
+
+/* VideoAttributes flags */
+#define EP93XXFB_STATE_MACHINE_ENABLE	(1 << 0)
+#define EP93XXFB_PIXEL_CLOCK_ENABLE	(1 << 1)
+#define EP93XXFB_VSYNC_ENABLE		(1 << 2)
+#define EP93XXFB_PIXEL_DATA_ENABLE	(1 << 3)
+#define EP93XXFB_COMPOSITE_SYNC		(1 << 4)
+#define EP93XXFB_SYNC_VERT_HIGH		(1 << 5)
+#define EP93XXFB_SYNC_HORIZ_HIGH	(1 << 6)
+#define EP93XXFB_SYNC_BLANK_HIGH	(1 << 7)
+#define EP93XXFB_PCLK_FALLING		(1 << 8)
+#define EP93XXFB_ENABLE_AC		(1 << 9)
+#define EP93XXFB_ENABLE_LCD		(1 << 10)
+#define EP93XXFB_ENABLE_CCIR		(1 << 12)
+#define EP93XXFB_USE_PARALLEL_INTERFACE	(1 << 13)
+#define EP93XXFB_ENABLE_INTERRUPT	(1 << 14)
+#define EP93XXFB_USB_INTERLACE		(1 << 16)
+#define EP93XXFB_USE_EQUALIZATION	(1 << 17)
+#define EP93XXFB_USE_DOUBLE_HORZ	(1 << 18)
+#define EP93XXFB_USE_DOUBLE_VERT	(1 << 19)
+#define EP93XXFB_USE_BLANK_PIXEL	(1 << 20)
+#define EP93XXFB_USE_SDCSN0		(0 << 21)
+#define EP93XXFB_USE_SDCSN1		(1 << 21)
+#define EP93XXFB_USE_SDCSN2		(2 << 21)
+#define EP93XXFB_USE_SDCSN3		(3 << 21)
+
+#define EP93XXFB_ENABLE			(EP93XXFB_STATE_MACHINE_ENABLE	| \
+					 EP93XXFB_PIXEL_CLOCK_ENABLE	| \
+					 EP93XXFB_VSYNC_ENABLE		| \
+					 EP93XXFB_PIXEL_DATA_ENABLE)
+
+struct ep93xxfb_mach_info {
+	unsigned int			num_modes;
+	const struct fb_videomode	*modes;
+	const struct fb_videomode	*default_mode;
+	int				bpp;
+	unsigned int			flags;
+
+	int	(*setup)(struct platform_device *pdev);
+	void	(*teardown)(struct platform_device *pdev);
+	void	(*blank)(int blank_mode, struct fb_info *info);
+};
+
+#endif /* __ASM_ARCH_EP93XXFB_H */
diff --git a/arch/arm/mach-ep93xx/include/mach/gpio.h b/arch/arm/mach-ep93xx/include/mach/gpio.h
index 0a1498ae899a..c991b149bdf2 100644
--- a/arch/arm/mach-ep93xx/include/mach/gpio.h
+++ b/arch/arm/mach-ep93xx/include/mach/gpio.h
@@ -114,17 +114,9 @@ extern void ep93xx_gpio_int_debounce(unsigned int irq, int enable);
  *          B0..B7  (7..15) to irq 72..79, and
  *          F0..F7 (16..24) to irq 80..87.
  */
-static inline int gpio_to_irq(unsigned gpio)
-{
-	if (gpio <= EP93XX_GPIO_LINE_MAX_IRQ)
-		return 64 + gpio;
-
-	return -EINVAL;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
-	return irq - gpio_to_irq(0);
-}
+#define gpio_to_irq(gpio)	\
+	(((gpio) <= EP93XX_GPIO_LINE_MAX_IRQ) ? (64 + (gpio)) : -EINVAL)
+
+#define irq_to_gpio(irq)	((irq) - gpio_to_irq(0))
 
 #endif
diff --git a/arch/arm/mach-ep93xx/include/mach/memory.h b/arch/arm/mach-ep93xx/include/mach/memory.h
index 925b12ea0990..554064e90307 100644
--- a/arch/arm/mach-ep93xx/include/mach/memory.h
+++ b/arch/arm/mach-ep93xx/include/mach/memory.h
@@ -9,6 +9,12 @@
 #define PHYS_OFFSET		UL(0x00000000)
 #elif defined(CONFIG_EP93XX_SDCE0_PHYS_OFFSET)
 #define PHYS_OFFSET		UL(0xc0000000)
+#elif defined(CONFIG_EP93XX_SDCE1_PHYS_OFFSET)
+#define PHYS_OFFSET		UL(0xd0000000)
+#elif defined(CONFIG_EP93XX_SDCE2_PHYS_OFFSET)
+#define PHYS_OFFSET		UL(0xe0000000)
+#elif defined(CONFIG_EP93XX_SDCE3_ASYNC_PHYS_OFFSET)
+#define PHYS_OFFSET		UL(0xf0000000)
 #else
 #error "Kconfig bug: No EP93xx PHYS_OFFSET set"
 #endif
diff --git a/arch/arm/mach-ep93xx/include/mach/platform.h b/arch/arm/mach-ep93xx/include/mach/platform.h
index 5f5fa6574d34..469fd968d517 100644
--- a/arch/arm/mach-ep93xx/include/mach/platform.h
+++ b/arch/arm/mach-ep93xx/include/mach/platform.h
@@ -4,8 +4,10 @@
 
 #ifndef __ASSEMBLY__
 
+struct i2c_gpio_platform_data;
 struct i2c_board_info;
 struct platform_device;
+struct ep93xxfb_mach_info;
 
 struct ep93xx_eth_data
 {
@@ -15,7 +17,6 @@ struct ep93xx_eth_data
 
 void ep93xx_map_io(void);
 void ep93xx_init_irq(void);
-void ep93xx_init_time(unsigned long);
 
 /* EP93xx System Controller software locked register write */
 void ep93xx_syscon_swlocked_write(unsigned int val, void __iomem *reg);
@@ -32,7 +33,9 @@ static inline void ep93xx_devcfg_clear_bits(unsigned int bits)
 }
 
 void ep93xx_register_eth(struct ep93xx_eth_data *data, int copy_addr);
-void ep93xx_register_i2c(struct i2c_board_info *devices, int num);
+void ep93xx_register_i2c(struct i2c_gpio_platform_data *data,
+			 struct i2c_board_info *devices, int num);
+void ep93xx_register_fb(struct ep93xxfb_mach_info *data);
 void ep93xx_register_pwm(int pwm0, int pwm1);
 int ep93xx_pwm_acquire_gpio(struct platform_device *pdev);
 void ep93xx_pwm_release_gpio(struct platform_device *pdev);
diff --git a/arch/arm/mach-ep93xx/micro9.c b/arch/arm/mach-ep93xx/micro9.c
index 0a313e82fb74..f3757a1c5a10 100644
--- a/arch/arm/mach-ep93xx/micro9.c
+++ b/arch/arm/mach-ep93xx/micro9.c
@@ -2,7 +2,9 @@
  *  linux/arch/arm/mach-ep93xx/micro9.c
  *
  * Copyright (C) 2006 Contec Steuerungstechnik & Automation GmbH
- *                   Manfred Gruber <manfred.gruber@contec.at>
+ *                    Manfred Gruber <m.gruber@tirol.com>
+ * Copyright (C) 2009 Contec Steuerungstechnik & Automation GmbH
+ *                    Hubert Feurstein <hubert.feurstein@contec.at>
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
@@ -13,6 +15,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/mtd/physmap.h>
+#include <linux/io.h>
 
 #include <mach/hardware.h>
 
@@ -20,104 +23,124 @@
 #include <asm/mach/arch.h>
 
 
-static struct ep93xx_eth_data micro9_eth_data = {
-	.phy_id		= 0x1f,
-};
-
-static void __init micro9_init(void)
-{
-	ep93xx_register_eth(&micro9_eth_data, 1);
-}
-
-/*
- * Micro9-H
- */
-#ifdef CONFIG_MACH_MICRO9H
-static struct physmap_flash_data micro9h_flash_data = {
-	.width		= 4,
-};
-
-static struct resource micro9h_flash_resource = {
+/*************************************************************************
+ * Micro9 NOR Flash
+ *
+ * Micro9-High has up to 64MB of 32-bit flash on CS1
+ * Micro9-Mid has up to 64MB of either 32-bit or 16-bit flash on CS1
+ * Micro9-Lite uses a seperate MTD map driver for flash support
+ * Micro9-Slim has up to 64MB of either 32-bit or 16-bit flash on CS1
+ *************************************************************************/
+static struct physmap_flash_data micro9_flash_data;
+
+static struct resource micro9_flash_resource = {
 	.start		= EP93XX_CS1_PHYS_BASE,
 	.end		= EP93XX_CS1_PHYS_BASE + SZ_64M - 1,
 	.flags		= IORESOURCE_MEM,
 };
 
-static struct platform_device micro9h_flash = {
+static struct platform_device micro9_flash = {
 	.name		= "physmap-flash",
 	.id		= 0,
 	.dev		= {
-		.platform_data	= &micro9h_flash_data,
+		.platform_data	= &micro9_flash_data,
 	},
 	.num_resources	= 1,
-	.resource	= &micro9h_flash_resource,
+	.resource	= &micro9_flash_resource,
 };
 
-static void __init micro9h_init(void)
+static void __init __micro9_register_flash(unsigned int width)
+{
+	micro9_flash_data.width = width;
+
+	platform_device_register(&micro9_flash);
+}
+
+static unsigned int __init micro9_detect_bootwidth(void)
+{
+	u32 v;
+
+	/* Detect the bus width of the external flash memory */
+	v = __raw_readl(EP93XX_SYSCON_SYSCFG);
+	if (v & EP93XX_SYSCON_SYSCFG_LCSN7)
+		return 4; /* 32-bit */
+	else
+		return 2; /* 16-bit */
+}
+
+static void __init micro9_register_flash(void)
 {
-	platform_device_register(&micro9h_flash);
+	if (machine_is_micro9())
+		__micro9_register_flash(4);
+	else if (machine_is_micro9m() || machine_is_micro9s())
+		__micro9_register_flash(micro9_detect_bootwidth());
 }
 
-static void __init micro9h_init_machine(void)
+
+/*************************************************************************
+ * Micro9 Ethernet
+ *************************************************************************/
+static struct ep93xx_eth_data micro9_eth_data = {
+	.phy_id		= 0x1f,
+};
+
+
+static void __init micro9_init_machine(void)
 {
 	ep93xx_init_devices();
-	micro9_init();
-	micro9h_init();
+	ep93xx_register_eth(&micro9_eth_data, 1);
+	micro9_register_flash();
 }
 
-MACHINE_START(MICRO9, "Contec Hypercontrol Micro9-H")
-	/* Maintainer: Manfred Gruber <manfred.gruber@contec.at> */
+
+#ifdef CONFIG_MACH_MICRO9H
+MACHINE_START(MICRO9, "Contec Micro9-High")
+	/* Maintainer: Hubert Feurstein <hubert.feurstein@contec.at> */
 	.phys_io	= EP93XX_APB_PHYS_BASE,
 	.io_pg_offst	= ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
 	.boot_params	= EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
 	.map_io		= ep93xx_map_io,
 	.init_irq	= ep93xx_init_irq,
 	.timer		= &ep93xx_timer,
-	.init_machine	= micro9h_init_machine,
+	.init_machine	= micro9_init_machine,
 MACHINE_END
 #endif
 
-/*
- * Micro9-M
- */
 #ifdef CONFIG_MACH_MICRO9M
-static void __init micro9m_init_machine(void)
-{
-	ep93xx_init_devices();
-	micro9_init();
-}
-
-MACHINE_START(MICRO9M, "Contec Hypercontrol Micro9-M")
-	/* Maintainer: Manfred Gruber <manfred.gruber@contec.at> */
+MACHINE_START(MICRO9M, "Contec Micro9-Mid")
+	/* Maintainer: Hubert Feurstein <hubert.feurstein@contec.at> */
 	.phys_io	= EP93XX_APB_PHYS_BASE,
 	.io_pg_offst	= ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
-	.boot_params	= EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
+	.boot_params	= EP93XX_SDCE3_PHYS_BASE_ASYNC + 0x100,
 	.map_io		= ep93xx_map_io,
 	.init_irq	= ep93xx_init_irq,
 	.timer		= &ep93xx_timer,
-	.init_machine	= micro9m_init_machine,
+	.init_machine	= micro9_init_machine,
 MACHINE_END
 #endif
 
-/*
- * Micro9-L
- */
 #ifdef CONFIG_MACH_MICRO9L
-static void __init micro9l_init_machine(void)
-{
-	ep93xx_init_devices();
-	micro9_init();
-}
-
-MACHINE_START(MICRO9L, "Contec Hypercontrol Micro9-L")
-	/* Maintainer: Manfred Gruber <manfred.gruber@contec.at> */
+MACHINE_START(MICRO9L, "Contec Micro9-Lite")
+	/* Maintainer: Hubert Feurstein <hubert.feurstein@contec.at> */
 	.phys_io	= EP93XX_APB_PHYS_BASE,
 	.io_pg_offst	= ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
 	.boot_params	= EP93XX_SDCE3_PHYS_BASE_SYNC + 0x100,
 	.map_io		= ep93xx_map_io,
 	.init_irq	= ep93xx_init_irq,
 	.timer		= &ep93xx_timer,
-	.init_machine	= micro9l_init_machine,
+	.init_machine	= micro9_init_machine,
 MACHINE_END
 #endif
 
+#ifdef CONFIG_MACH_MICRO9S
+MACHINE_START(MICRO9S, "Contec Micro9-Slim")
+	/* Maintainer: Hubert Feurstein <hubert.feurstein@contec.at> */
+	.phys_io	= EP93XX_APB_PHYS_BASE,
+	.io_pg_offst	= ((EP93XX_APB_VIRT_BASE) >> 18) & 0xfffc,
+	.boot_params	= EP93XX_SDCE3_PHYS_BASE_ASYNC + 0x100,
+	.map_io		= ep93xx_map_io,
+	.init_irq	= ep93xx_init_irq,
+	.timer		= &ep93xx_timer,
+	.init_machine	= micro9_init_machine,
+MACHINE_END
+#endif
diff --git a/arch/arm/mach-integrator/include/mach/memory.h b/arch/arm/mach-integrator/include/mach/memory.h
index 2b2e7a110724..4891828454f5 100644
--- a/arch/arm/mach-integrator/include/mach/memory.h
+++ b/arch/arm/mach-integrator/include/mach/memory.h
@@ -28,5 +28,6 @@
 #define BUS_OFFSET	UL(0x80000000)
 #define __virt_to_bus(x)	((x) - PAGE_OFFSET + BUS_OFFSET)
 #define __bus_to_virt(x)	((x) - BUS_OFFSET + PAGE_OFFSET)
+#define __pfn_to_bus(x)		(((x) << PAGE_SHIFT) + BUS_OFFSET)
 
 #endif
diff --git a/arch/arm/mach-integrator/integrator_cp.c b/arch/arm/mach-integrator/integrator_cp.c
index 2a318eba1b07..3f35293d457a 100644
--- a/arch/arm/mach-integrator/integrator_cp.c
+++ b/arch/arm/mach-integrator/integrator_cp.c
@@ -19,6 +19,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/kmi.h>
 #include <linux/amba/clcd.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <asm/clkdev.h>
@@ -35,7 +36,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/irq.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/map.h>
 #include <asm/mach/time.h>
 
@@ -400,7 +400,7 @@ static unsigned int mmc_status(struct device *dev)
 	return status & 8;
 }
 
-static struct mmc_platform_data mmc_data = {
+static struct mmci_platform_data mmc_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
 	.status		= mmc_status,
 	.gpio_wp	= -1,
diff --git a/arch/arm/mach-integrator/pci_v3.c b/arch/arm/mach-integrator/pci_v3.c
index f1d72b225450..148d25fc636f 100644
--- a/arch/arm/mach-integrator/pci_v3.c
+++ b/arch/arm/mach-integrator/pci_v3.c
@@ -31,6 +31,7 @@
 
 #include <mach/hardware.h>
 #include <asm/irq.h>
+#include <asm/signal.h>
 #include <asm/system.h>
 #include <asm/mach/pci.h>
 #include <asm/irq_regs.h>
@@ -486,7 +487,7 @@ int __init pci_v3_setup(int nr, struct pci_sys_data *sys)
 	return ret;
 }
 
-struct pci_bus *pci_v3_scan_bus(int nr, struct pci_sys_data *sys)
+struct pci_bus * __init pci_v3_scan_bus(int nr, struct pci_sys_data *sys)
 {
 	return pci_scan_bus(sys->busnr, &pci_v3_ops, sys);
 }
diff --git a/arch/arm/mach-iop13xx/include/mach/adma.h b/arch/arm/mach-iop13xx/include/mach/adma.h
index 5722e86f2174..6d3782d85a9f 100644
--- a/arch/arm/mach-iop13xx/include/mach/adma.h
+++ b/arch/arm/mach-iop13xx/include/mach/adma.h
@@ -150,6 +150,8 @@ static inline int iop_adma_get_max_xor(void)
 	return 16;
 }
 
+#define iop_adma_get_max_pq iop_adma_get_max_xor
+
 static inline u32 iop_chan_get_current_descriptor(struct iop_adma_chan *chan)
 {
 	return __raw_readl(ADMA_ADAR(chan));
@@ -211,7 +213,10 @@ iop_chan_xor_slot_count(size_t len, int src_cnt, int *slots_per_op)
 #define IOP_ADMA_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
 #define IOP_ADMA_ZERO_SUM_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
 #define IOP_ADMA_XOR_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
+#define IOP_ADMA_PQ_MAX_BYTE_COUNT ADMA_MAX_BYTE_COUNT
 #define iop_chan_zero_sum_slot_count(l, s, o) iop_chan_xor_slot_count(l, s, o)
+#define iop_chan_pq_slot_count iop_chan_xor_slot_count
+#define iop_chan_pq_zero_sum_slot_count iop_chan_xor_slot_count
 
 static inline u32 iop_desc_get_dest_addr(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan)
@@ -220,6 +225,13 @@ static inline u32 iop_desc_get_dest_addr(struct iop_adma_desc_slot *desc,
 	return hw_desc->dest_addr;
 }
 
+static inline u32 iop_desc_get_qdest_addr(struct iop_adma_desc_slot *desc,
+					  struct iop_adma_chan *chan)
+{
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
+	return hw_desc->q_dest_addr;
+}
+
 static inline u32 iop_desc_get_byte_count(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan)
 {
@@ -319,6 +331,58 @@ iop_desc_init_zero_sum(struct iop_adma_desc_slot *desc, int src_cnt,
 	return 1;
 }
 
+static inline void
+iop_desc_init_pq(struct iop_adma_desc_slot *desc, int src_cnt,
+		  unsigned long flags)
+{
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
+	union {
+		u32 value;
+		struct iop13xx_adma_desc_ctrl field;
+	} u_desc_ctrl;
+
+	u_desc_ctrl.value = 0;
+	u_desc_ctrl.field.src_select = src_cnt - 1;
+	u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
+	u_desc_ctrl.field.pq_xfer_en = 1;
+	u_desc_ctrl.field.p_xfer_dis = !!(flags & DMA_PREP_PQ_DISABLE_P);
+	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
+	hw_desc->desc_ctrl = u_desc_ctrl.value;
+}
+
+static inline int iop_desc_is_pq(struct iop_adma_desc_slot *desc)
+{
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
+	union {
+		u32 value;
+		struct iop13xx_adma_desc_ctrl field;
+	} u_desc_ctrl;
+
+	u_desc_ctrl.value = hw_desc->desc_ctrl;
+	return u_desc_ctrl.field.pq_xfer_en;
+}
+
+static inline void
+iop_desc_init_pq_zero_sum(struct iop_adma_desc_slot *desc, int src_cnt,
+			  unsigned long flags)
+{
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
+	union {
+		u32 value;
+		struct iop13xx_adma_desc_ctrl field;
+	} u_desc_ctrl;
+
+	u_desc_ctrl.value = 0;
+	u_desc_ctrl.field.src_select = src_cnt - 1;
+	u_desc_ctrl.field.xfer_dir = 3; /* local to internal bus */
+	u_desc_ctrl.field.zero_result = 1;
+	u_desc_ctrl.field.status_write_back_en = 1;
+	u_desc_ctrl.field.pq_xfer_en = 1;
+	u_desc_ctrl.field.p_xfer_dis = !!(flags & DMA_PREP_PQ_DISABLE_P);
+	u_desc_ctrl.field.int_en = flags & DMA_PREP_INTERRUPT;
+	hw_desc->desc_ctrl = u_desc_ctrl.value;
+}
+
 static inline void iop_desc_set_byte_count(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan,
 					u32 byte_count)
@@ -351,6 +415,7 @@ iop_desc_set_zero_sum_byte_count(struct iop_adma_desc_slot *desc, u32 len)
 	}
 }
 
+#define iop_desc_set_pq_zero_sum_byte_count iop_desc_set_zero_sum_byte_count
 
 static inline void iop_desc_set_dest_addr(struct iop_adma_desc_slot *desc,
 					struct iop_adma_chan *chan,
@@ -361,6 +426,16 @@ static inline void iop_desc_set_dest_addr(struct iop_adma_desc_slot *desc,
 	hw_desc->upper_dest_addr = 0;
 }
 
+static inline void
+iop_desc_set_pq_addr(struct iop_adma_desc_slot *desc, dma_addr_t *addr)
+{
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
+
+	hw_desc->dest_addr = addr[0];
+	hw_desc->q_dest_addr = addr[1];
+	hw_desc->upper_dest_addr = 0;
+}
+
 static inline void iop_desc_set_memcpy_src_addr(struct iop_adma_desc_slot *desc,
 					dma_addr_t addr)
 {
@@ -389,6 +464,29 @@ static inline void iop_desc_set_xor_src_addr(struct iop_adma_desc_slot *desc,
 }
 
 static inline void
+iop_desc_set_pq_src_addr(struct iop_adma_desc_slot *desc, int src_idx,
+			 dma_addr_t addr, unsigned char coef)
+{
+	int slot_cnt = desc->slot_cnt, slots_per_op = desc->slots_per_op;
+	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc, *iter;
+	struct iop13xx_adma_src *src;
+	int i = 0;
+
+	do {
+		iter = iop_hw_desc_slot_idx(hw_desc, i);
+		src = &iter->src[src_idx];
+		src->src_addr = addr;
+		src->pq_upper_src_addr = 0;
+		src->pq_dmlt = coef;
+		slot_cnt -= slots_per_op;
+		if (slot_cnt) {
+			i += slots_per_op;
+			addr += IOP_ADMA_PQ_MAX_BYTE_COUNT;
+		}
+	} while (slot_cnt);
+}
+
+static inline void
 iop_desc_init_interrupt(struct iop_adma_desc_slot *desc,
 	struct iop_adma_chan *chan)
 {
@@ -399,6 +497,15 @@ iop_desc_init_interrupt(struct iop_adma_desc_slot *desc,
 }
 
 #define iop_desc_set_zero_sum_src_addr iop_desc_set_xor_src_addr
+#define iop_desc_set_pq_zero_sum_src_addr iop_desc_set_pq_src_addr
+
+static inline void
+iop_desc_set_pq_zero_sum_addr(struct iop_adma_desc_slot *desc, int pq_idx,
+			      dma_addr_t *src)
+{
+	iop_desc_set_xor_src_addr(desc, pq_idx, src[pq_idx]);
+	iop_desc_set_xor_src_addr(desc, pq_idx+1, src[pq_idx+1]);
+}
 
 static inline void iop_desc_set_next_desc(struct iop_adma_desc_slot *desc,
 					u32 next_desc_addr)
@@ -428,18 +535,20 @@ static inline void iop_desc_set_block_fill_val(struct iop_adma_desc_slot *desc,
 	hw_desc->block_fill_data = val;
 }
 
-static inline int iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
+static inline enum sum_check_flags
+iop_desc_get_zero_result(struct iop_adma_desc_slot *desc)
 {
 	struct iop13xx_adma_desc_hw *hw_desc = desc->hw_desc;
 	struct iop13xx_adma_desc_ctrl desc_ctrl = hw_desc->desc_ctrl_field;
 	struct iop13xx_adma_byte_count byte_count = hw_desc->byte_count_field;
+	enum sum_check_flags flags;
 
 	BUG_ON(!(byte_count.tx_complete && desc_ctrl.zero_result));
 
-	if (desc_ctrl.pq_xfer_en)
-		return byte_count.zero_result_err_q;
-	else
-		return byte_count.zero_result_err;
+	flags = byte_count.zero_result_err_q << SUM_CHECK_Q;
+	flags |= byte_count.zero_result_err << SUM_CHECK_P;
+
+	return flags;
 }
 
 static inline void iop_chan_append(struct iop_adma_chan *chan)
diff --git a/arch/arm/mach-iop13xx/setup.c b/arch/arm/mach-iop13xx/setup.c
index bee42c609df6..5c147fb66a01 100644
--- a/arch/arm/mach-iop13xx/setup.c
+++ b/arch/arm/mach-iop13xx/setup.c
@@ -477,10 +477,8 @@ void __init iop13xx_platform_init(void)
 			plat_data = &iop13xx_adma_0_data;
 			dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
 			dma_cap_set(DMA_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_DUAL_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_ZERO_SUM, plat_data->cap_mask);
+			dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
 			dma_cap_set(DMA_MEMSET, plat_data->cap_mask);
-			dma_cap_set(DMA_MEMCPY_CRC32C, plat_data->cap_mask);
 			dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
 			break;
 		case IOP13XX_INIT_ADMA_1:
@@ -489,10 +487,8 @@ void __init iop13xx_platform_init(void)
 			plat_data = &iop13xx_adma_1_data;
 			dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
 			dma_cap_set(DMA_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_DUAL_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_ZERO_SUM, plat_data->cap_mask);
+			dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
 			dma_cap_set(DMA_MEMSET, plat_data->cap_mask);
-			dma_cap_set(DMA_MEMCPY_CRC32C, plat_data->cap_mask);
 			dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
 			break;
 		case IOP13XX_INIT_ADMA_2:
@@ -501,14 +497,11 @@ void __init iop13xx_platform_init(void)
 			plat_data = &iop13xx_adma_2_data;
 			dma_cap_set(DMA_MEMCPY, plat_data->cap_mask);
 			dma_cap_set(DMA_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_DUAL_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_ZERO_SUM, plat_data->cap_mask);
+			dma_cap_set(DMA_XOR_VAL, plat_data->cap_mask);
 			dma_cap_set(DMA_MEMSET, plat_data->cap_mask);
-			dma_cap_set(DMA_MEMCPY_CRC32C, plat_data->cap_mask);
 			dma_cap_set(DMA_INTERRUPT, plat_data->cap_mask);
-			dma_cap_set(DMA_PQ_XOR, plat_data->cap_mask);
-			dma_cap_set(DMA_PQ_UPDATE, plat_data->cap_mask);
-			dma_cap_set(DMA_PQ_ZERO_SUM, plat_data->cap_mask);
+			dma_cap_set(DMA_PQ, plat_data->cap_mask);
+			dma_cap_set(DMA_PQ_VAL, plat_data->cap_mask);
 			break;
 		}
 	}
diff --git a/arch/arm/mach-iop32x/include/mach/iop32x.h b/arch/arm/mach-iop32x/include/mach/iop32x.h
index abd9eb49f103..941f363aca56 100644
--- a/arch/arm/mach-iop32x/include/mach/iop32x.h
+++ b/arch/arm/mach-iop32x/include/mach/iop32x.h
@@ -31,7 +31,5 @@
 #define IOP32X_MAX_RAM_SIZE            0x40000000UL
 #define IOP3XX_MAX_RAM_SIZE            IOP32X_MAX_RAM_SIZE
 #define IOP3XX_PCI_LOWER_MEM_BA        0x80000000
-#define IOP32X_PCI_MEM_WINDOW_SIZE     0x04000000
-#define IOP3XX_PCI_MEM_WINDOW_SIZE     IOP32X_PCI_MEM_WINDOW_SIZE
 
 #endif
diff --git a/arch/arm/mach-iop33x/include/mach/iop33x.h b/arch/arm/mach-iop33x/include/mach/iop33x.h
index 24567316ec88..a89c0a234bff 100644
--- a/arch/arm/mach-iop33x/include/mach/iop33x.h
+++ b/arch/arm/mach-iop33x/include/mach/iop33x.h
@@ -36,8 +36,6 @@
 #define IOP33X_MAX_RAM_SIZE		0x80000000UL
 #define IOP3XX_MAX_RAM_SIZE		IOP33X_MAX_RAM_SIZE
 #define IOP3XX_PCI_LOWER_MEM_BA	(PHYS_OFFSET + IOP33X_MAX_RAM_SIZE)
-#define IOP33X_PCI_MEM_WINDOW_SIZE	0x08000000
-#define IOP3XX_PCI_MEM_WINDOW_SIZE	IOP33X_PCI_MEM_WINDOW_SIZE
 
 
 #endif
diff --git a/arch/arm/mach-ixp4xx/common.c b/arch/arm/mach-ixp4xx/common.c
index 5083f03e9b5e..cfd52fb341cb 100644
--- a/arch/arm/mach-ixp4xx/common.c
+++ b/arch/arm/mach-ixp4xx/common.c
@@ -41,8 +41,8 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/time.h>
 
-static int __init ixp4xx_clocksource_init(void);
-static int __init ixp4xx_clockevent_init(void);
+static void __init ixp4xx_clocksource_init(void);
+static void __init ixp4xx_clockevent_init(void);
 static struct clock_event_device clockevent_ixp4xx;
 
 /*************************************************************************
@@ -267,7 +267,7 @@ void __init ixp4xx_init_irq(void)
 
 static irqreturn_t ixp4xx_timer_interrupt(int irq, void *dev_id)
 {
-	struct clock_event_device *evt = &clockevent_ixp4xx;
+	struct clock_event_device *evt = dev_id;
 
 	/* Clear Pending Interrupt by writing '1' to it */
 	*IXP4XX_OSST = IXP4XX_OSST_TIMER_1_PEND;
@@ -281,6 +281,7 @@ static struct irqaction ixp4xx_timer_irq = {
 	.name		= "timer1",
 	.flags		= IRQF_DISABLED | IRQF_TIMER | IRQF_IRQPOLL,
 	.handler	= ixp4xx_timer_interrupt,
+	.dev_id		= &clockevent_ixp4xx,
 };
 
 void __init ixp4xx_timer_init(void)
@@ -401,7 +402,7 @@ void __init ixp4xx_sys_init(void)
 /*
  * clocksource
  */
-cycle_t ixp4xx_get_cycles(struct clocksource *cs)
+static cycle_t ixp4xx_get_cycles(struct clocksource *cs)
 {
 	return *IXP4XX_OSTS;
 }
@@ -417,14 +418,12 @@ static struct clocksource clocksource_ixp4xx = {
 
 unsigned long ixp4xx_timer_freq = FREQ;
 EXPORT_SYMBOL(ixp4xx_timer_freq);
-static int __init ixp4xx_clocksource_init(void)
+static void __init ixp4xx_clocksource_init(void)
 {
 	clocksource_ixp4xx.mult =
 		clocksource_hz2mult(ixp4xx_timer_freq,
 				    clocksource_ixp4xx.shift);
 	clocksource_register(&clocksource_ixp4xx);
-
-	return 0;
 }
 
 /*
@@ -480,7 +479,7 @@ static struct clock_event_device clockevent_ixp4xx = {
 	.set_next_event	= ixp4xx_set_next_event,
 };
 
-static int __init ixp4xx_clockevent_init(void)
+static void __init ixp4xx_clockevent_init(void)
 {
 	clockevent_ixp4xx.mult = div_sc(FREQ, NSEC_PER_SEC,
 					clockevent_ixp4xx.shift);
@@ -491,5 +490,4 @@ static int __init ixp4xx_clockevent_init(void)
 	clockevent_ixp4xx.cpumask = cpumask_of(0);
 
 	clockevents_register_device(&clockevent_ixp4xx);
-	return 0;
 }
diff --git a/arch/arm/mach-ixp4xx/include/mach/system.h b/arch/arm/mach-ixp4xx/include/mach/system.h
index d2aa26f5acd7..54c0af7fa2d4 100644
--- a/arch/arm/mach-ixp4xx/include/mach/system.h
+++ b/arch/arm/mach-ixp4xx/include/mach/system.h
@@ -13,9 +13,11 @@
 
 static inline void arch_idle(void)
 {
+	/* ixp4xx does not implement the XScale PWRMODE register,
+	 * so it must not call cpu_do_idle() here.
+	 */
 #if 0
-	if (!hlt_counter)
-		cpu_do_idle(0);
+	cpu_do_idle();
 #endif
 }
 
diff --git a/arch/arm/mach-kirkwood/addr-map.c b/arch/arm/mach-kirkwood/addr-map.c
index 1da5d1c18ecb..2e69168fc699 100644
--- a/arch/arm/mach-kirkwood/addr-map.c
+++ b/arch/arm/mach-kirkwood/addr-map.c
@@ -105,7 +105,7 @@ void __init kirkwood_setup_cpu_mbus(void)
 	setup_cpu_win(0, KIRKWOOD_PCIE_IO_PHYS_BASE, KIRKWOOD_PCIE_IO_SIZE,
 		      TARGET_PCIE, ATTR_PCIE_IO, KIRKWOOD_PCIE_IO_BUS_BASE);
 	setup_cpu_win(1, KIRKWOOD_PCIE_MEM_PHYS_BASE, KIRKWOOD_PCIE_MEM_SIZE,
-		      TARGET_PCIE, ATTR_PCIE_MEM, -1);
+		      TARGET_PCIE, ATTR_PCIE_MEM, KIRKWOOD_PCIE_MEM_BUS_BASE);
 
 	/*
 	 * Setup window for NAND controller.
diff --git a/arch/arm/mach-kirkwood/common.c b/arch/arm/mach-kirkwood/common.c
index 0acb61f3c10b..242dd0775343 100644
--- a/arch/arm/mach-kirkwood/common.c
+++ b/arch/arm/mach-kirkwood/common.c
@@ -845,7 +845,7 @@ int __init kirkwood_find_tclk(void)
 	return 166666667;
 }
 
-static void kirkwood_timer_init(void)
+static void __init kirkwood_timer_init(void)
 {
 	kirkwood_tclk = kirkwood_find_tclk();
 	orion_time_init(IRQ_KIRKWOOD_BRIDGE, kirkwood_tclk);
@@ -915,6 +915,14 @@ void __init kirkwood_init(void)
 	kirkwood_uart0_data[0].uartclk = kirkwood_tclk;
 	kirkwood_uart1_data[0].uartclk = kirkwood_tclk;
 
+	/*
+	 * Disable propagation of mbus errors to the CPU local bus,
+	 * as this causes mbus errors (which can occur for example
+	 * for PCI aborts) to throw CPU aborts, which we're not set
+	 * up to deal with.
+	 */
+	writel(readl(CPU_CONFIG) & ~CPU_CONFIG_ERROR_PROP, CPU_CONFIG);
+
 	kirkwood_setup_cpu_mbus();
 
 #ifdef CONFIG_CACHE_FEROCEON_L2
diff --git a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
index 9e80d9232c83..418f5017c50e 100644
--- a/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
+++ b/arch/arm/mach-kirkwood/include/mach/bridge-regs.h
@@ -13,6 +13,9 @@
 
 #include <mach/kirkwood.h>
 
+#define CPU_CONFIG		(BRIDGE_VIRT_BASE | 0x0100)
+#define CPU_CONFIG_ERROR_PROP	0x00000004
+
 #define CPU_CONTROL		(BRIDGE_VIRT_BASE | 0x0104)
 #define CPU_RESET		0x00000002
 
diff --git a/arch/arm/mach-kirkwood/include/mach/io.h b/arch/arm/mach-kirkwood/include/mach/io.h
index a643a846d5fb..44e8be04f259 100644
--- a/arch/arm/mach-kirkwood/include/mach/io.h
+++ b/arch/arm/mach-kirkwood/include/mach/io.h
@@ -15,7 +15,7 @@
 
 static inline void __iomem *__io(unsigned long addr)
 {
-	return (void __iomem *)((addr - KIRKWOOD_PCIE_IO_PHYS_BASE)
+	return (void __iomem *)((addr - KIRKWOOD_PCIE_IO_BUS_BASE)
 					+ KIRKWOOD_PCIE_IO_VIRT_BASE);
 }
 
diff --git a/arch/arm/mach-kirkwood/include/mach/kirkwood.h b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
index 54c132731d2d..a15cf0ee22bd 100644
--- a/arch/arm/mach-kirkwood/include/mach/kirkwood.h
+++ b/arch/arm/mach-kirkwood/include/mach/kirkwood.h
@@ -43,6 +43,7 @@
 #define KIRKWOOD_REGS_SIZE		SZ_1M
 
 #define KIRKWOOD_PCIE_MEM_PHYS_BASE	0xe0000000
+#define KIRKWOOD_PCIE_MEM_BUS_BASE	0xe0000000
 #define KIRKWOOD_PCIE_MEM_SIZE		SZ_128M
 
 /*
diff --git a/arch/arm/mach-kirkwood/openrd_base-setup.c b/arch/arm/mach-kirkwood/openrd_base-setup.c
index 947dfb8cd5b2..77617c722299 100644
--- a/arch/arm/mach-kirkwood/openrd_base-setup.c
+++ b/arch/arm/mach-kirkwood/openrd_base-setup.c
@@ -70,8 +70,20 @@ static void __init openrd_base_init(void)
 	kirkwood_ge00_init(&openrd_base_ge00_data);
 	kirkwood_sata_init(&openrd_base_sata_data);
 	kirkwood_sdio_init(&openrd_base_mvsdio_data);
+
+	kirkwood_i2c_init();
 }
 
+static int __init openrd_base_pci_init(void)
+{
+	if (machine_is_openrd_base())
+		kirkwood_pcie_init();
+
+	return 0;
+ }
+subsys_initcall(openrd_base_pci_init);
+
+
 MACHINE_START(OPENRD_BASE, "Marvell OpenRD Base Board")
 	/* Maintainer: Dhaval Vasa <dhaval.vasa@einfochips.com> */
 	.phys_io	= KIRKWOOD_REGS_PHYS_BASE,
diff --git a/arch/arm/mach-kirkwood/pcie.c b/arch/arm/mach-kirkwood/pcie.c
index d90b9aae308d..a604b2a701aa 100644
--- a/arch/arm/mach-kirkwood/pcie.c
+++ b/arch/arm/mach-kirkwood/pcie.c
@@ -93,7 +93,7 @@ static struct pci_ops pcie_ops = {
 };
 
 
-static int kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
+static int __init kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
 {
 	struct resource *res;
 	extern unsigned int kirkwood_clk_ctrl;
@@ -115,7 +115,7 @@ static int kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
 	 */
 	res[0].name = "PCIe I/O Space";
 	res[0].flags = IORESOURCE_IO;
-	res[0].start = KIRKWOOD_PCIE_IO_PHYS_BASE;
+	res[0].start = KIRKWOOD_PCIE_IO_BUS_BASE;
 	res[0].end = res[0].start + KIRKWOOD_PCIE_IO_SIZE - 1;
 	if (request_resource(&ioport_resource, &res[0]))
 		panic("Request PCIe IO resource failed\n");
@@ -126,7 +126,7 @@ static int kirkwood_pcie_setup(int nr, struct pci_sys_data *sys)
 	 */
 	res[1].name = "PCIe Memory Space";
 	res[1].flags = IORESOURCE_MEM;
-	res[1].start = KIRKWOOD_PCIE_MEM_PHYS_BASE;
+	res[1].start = KIRKWOOD_PCIE_MEM_BUS_BASE;
 	res[1].end = res[1].start + KIRKWOOD_PCIE_MEM_SIZE - 1;
 	if (request_resource(&iomem_resource, &res[1]))
 		panic("Request PCIe Memory resource failed\n");
diff --git a/arch/arm/mach-ks8695/include/mach/regs-switch.h b/arch/arm/mach-ks8695/include/mach/regs-switch.h
index 56d12e8de895..97e8acb1cf6c 100644
--- a/arch/arm/mach-ks8695/include/mach/regs-switch.h
+++ b/arch/arm/mach-ks8695/include/mach/regs-switch.h
@@ -25,7 +25,7 @@
 #define KS8695_SEC1		(0x04)		/* Switch Engine Control 1 */
 #define KS8695_SEC2		(0x08)		/* Switch Engine Control 2 */
 
-#define KS8695_P(x)_C(z)	(0xc0 + (((x)-1)*3 + ((z)-1))*4)	/* Port Configuration Registers */
+#define KS8695_SEPXCZ(x,z)	(0x0c + (((x)-1)*3 + ((z)-1))*4)	/* Port Configuration Registers */
 
 #define KS8695_SEP12AN		(0x48)		/* Port 1 & 2 Auto-Negotiation */
 #define KS8695_SEP34AN		(0x4c)		/* Port 3 & 4 Auto-Negotiation */
diff --git a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h
index bf1189ff9a34..7e8a80f25ddc 100644
--- a/arch/arm/mach-mmp/include/mach/mfp-pxa910.h
+++ b/arch/arm/mach-mmp/include/mach/mfp-pxa910.h
@@ -160,7 +160,7 @@
 #define MMC1_WP_MMC1_WP		MFP_CFG_DRV(MMC1_WP, AF0, MEDIUM)
 
 /* PWM */
-#define GPIO27 PWM3 AF2		MFP_CFG(GPIO27, AF2)
+#define GPIO27_PWM3_AF2		MFP_CFG(GPIO27, AF2)
 #define GPIO51_PWM2_OUT		MFP_CFG(GPIO51, AF2)
 #define GPIO117_PWM1_OUT	MFP_CFG(GPIO117, AF2)
 #define GPIO118_PWM2_OUT	MFP_CFG(GPIO118, AF2)
diff --git a/arch/arm/mach-mv78xx0/common.c b/arch/arm/mach-mv78xx0/common.c
index 1b22e4af8791..08465eb6a2c2 100644
--- a/arch/arm/mach-mv78xx0/common.c
+++ b/arch/arm/mach-mv78xx0/common.c
@@ -845,6 +845,8 @@ static char * __init mv78xx0_id(void)
 	} else if (dev == MV78100_DEV_ID) {
 		if (rev == MV78100_REV_A0)
 			return "MV78100-A0";
+		else if (rev == MV78100_REV_A1)
+			return "MV78100-A1";
 		else
 			return "MV78100-Rev-Unsupported";
 	} else if (dev == MV78200_DEV_ID) {
diff --git a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
index d715b92b0908..788bdace1304 100644
--- a/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
+++ b/arch/arm/mach-mv78xx0/include/mach/mv78xx0.h
@@ -112,6 +112,7 @@
 
 #define MV78100_DEV_ID		0x7810
 #define MV78100_REV_A0		1
+#define MV78100_REV_A1		2
 
 #define MV78200_DEV_ID		0x7820
 #define MV78200_REV_A0		1
diff --git a/arch/arm/mach-mx2/clock_imx27.c b/arch/arm/mach-mx2/clock_imx27.c
index 4089951acb47..ff5e33298914 100644
--- a/arch/arm/mach-mx2/clock_imx27.c
+++ b/arch/arm/mach-mx2/clock_imx27.c
@@ -638,9 +638,9 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK("mxc-mmc.0", NULL, sdhc1_clk)
 	_REGISTER_CLOCK("mxc-mmc.1", NULL, sdhc2_clk)
 	_REGISTER_CLOCK("mxc-mmc.2", NULL, sdhc3_clk)
-	_REGISTER_CLOCK(NULL, "cspi1", cspi1_clk)
-	_REGISTER_CLOCK(NULL, "cspi2", cspi2_clk)
-	_REGISTER_CLOCK(NULL, "cspi3", cspi3_clk)
+	_REGISTER_CLOCK("spi_imx.0", NULL, cspi1_clk)
+	_REGISTER_CLOCK("spi_imx.1", NULL, cspi2_clk)
+	_REGISTER_CLOCK("spi_imx.2", NULL, cspi3_clk)
 	_REGISTER_CLOCK("imx-fb.0", NULL, lcdc_clk)
 	_REGISTER_CLOCK(NULL, "csi", csi_clk)
 	_REGISTER_CLOCK("fsl-usb2-udc", "usb", usb_clk)
@@ -665,7 +665,7 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK(NULL, "sahara2", sahara2_clk)
 	_REGISTER_CLOCK(NULL, "ata", ata_clk)
 	_REGISTER_CLOCK(NULL, "mstick", mstick_clk)
-	_REGISTER_CLOCK(NULL, "wdog", wdog_clk)
+	_REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk)
 	_REGISTER_CLOCK(NULL, "gpio", gpio_clk)
 	_REGISTER_CLOCK("imx-i2c.0", NULL, i2c1_clk)
 	_REGISTER_CLOCK("imx-i2c.1", NULL, i2c2_clk)
diff --git a/arch/arm/mach-mx2/pcm038.c b/arch/arm/mach-mx2/pcm038.c
index ee65dda584cf..906d59b0a7aa 100644
--- a/arch/arm/mach-mx2/pcm038.c
+++ b/arch/arm/mach-mx2/pcm038.c
@@ -23,6 +23,10 @@
 #include <linux/mtd/plat-ram.h>
 #include <linux/mtd/physmap.h>
 #include <linux/platform_device.h>
+#include <linux/regulator/machine.h>
+#include <linux/mfd/mc13783.h>
+#include <linux/spi/spi.h>
+#include <linux/irq.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -35,6 +39,7 @@
 #include <mach/iomux.h>
 #include <mach/imx-uart.h>
 #include <mach/mxc_nand.h>
+#include <mach/spi.h>
 
 #include "devices.h"
 
@@ -78,8 +83,6 @@ static int pcm038_pins[] = {
 	PC6_PF_I2C2_SCL,
 	/* SPI1 */
 	PD25_PF_CSPI1_RDY,
-	PD27_PF_CSPI1_SS1,
-	PD28_PF_CSPI1_SS0,
 	PD29_PF_CSPI1_SCLK,
 	PD30_PF_CSPI1_MISO,
 	PD31_PF_CSPI1_MOSI,
@@ -196,6 +199,86 @@ static struct i2c_board_info pcm038_i2c_devices[] = {
 	}
 };
 
+static int pcm038_spi_cs[] = {GPIO_PORTD + 28};
+
+static struct spi_imx_master pcm038_spi_0_data = {
+	.chipselect = pcm038_spi_cs,
+	.num_chipselect = ARRAY_SIZE(pcm038_spi_cs),
+};
+
+static struct regulator_consumer_supply sdhc1_consumers[] = {
+	{
+		.dev	= &mxc_sdhc_device1.dev,
+		.supply	= "sdhc_vcc",
+	},
+};
+
+static struct regulator_init_data sdhc1_data = {
+	.constraints = {
+		.min_uV = 3000000,
+		.max_uV = 3400000,
+		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+			REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+		.valid_modes_mask = REGULATOR_MODE_NORMAL |
+			REGULATOR_MODE_FAST,
+		.always_on = 0,
+		.boot_on = 0,
+	},
+	.num_consumer_supplies = ARRAY_SIZE(sdhc1_consumers),
+	.consumer_supplies = sdhc1_consumers,
+};
+
+static struct regulator_consumer_supply cam_consumers[] = {
+	{
+		.dev	= NULL,
+		.supply	= "imx_cam_vcc",
+	},
+};
+
+static struct regulator_init_data cam_data = {
+	.constraints = {
+		.min_uV = 3000000,
+		.max_uV = 3400000,
+		.valid_ops_mask = REGULATOR_CHANGE_VOLTAGE |
+			REGULATOR_CHANGE_MODE | REGULATOR_CHANGE_STATUS,
+		.valid_modes_mask = REGULATOR_MODE_NORMAL |
+			REGULATOR_MODE_FAST,
+		.always_on = 0,
+		.boot_on = 0,
+	},
+	.num_consumer_supplies = ARRAY_SIZE(cam_consumers),
+	.consumer_supplies = cam_consumers,
+};
+
+struct mc13783_regulator_init_data pcm038_regulators[] = {
+	{
+		.id = MC13783_REGU_VCAM,
+		.init_data = &cam_data,
+	}, {
+		.id = MC13783_REGU_VMMC1,
+		.init_data = &sdhc1_data,
+	},
+};
+
+static struct mc13783_platform_data pcm038_pmic = {
+	.regulators = pcm038_regulators,
+	.num_regulators = ARRAY_SIZE(pcm038_regulators),
+	.flags = MC13783_USE_ADC | MC13783_USE_REGULATOR |
+		 MC13783_USE_TOUCHSCREEN,
+};
+
+static struct spi_board_info pcm038_spi_board_info[] __initdata = {
+	{
+		.modalias = "mc13783",
+		.irq = IRQ_GPIOB(23),
+		.max_speed_hz = 300000,
+		.bus_num = 0,
+		.chip_select = 0,
+		.platform_data = &pcm038_pmic,
+		.mode = SPI_CS_HIGH,
+	}
+};
+
 static void __init pcm038_init(void)
 {
 	mxc_gpio_setup_multiple_pins(pcm038_pins, ARRAY_SIZE(pcm038_pins),
@@ -219,6 +302,15 @@ static void __init pcm038_init(void)
 	/* PE18 for user-LED D40 */
 	mxc_gpio_mode(GPIO_PORTE | 18 | GPIO_GPIO | GPIO_OUT);
 
+	mxc_gpio_mode(GPIO_PORTD | 28 | GPIO_GPIO | GPIO_OUT);
+
+	/* MC13783 IRQ */
+	mxc_gpio_mode(GPIO_PORTB | 23 | GPIO_GPIO | GPIO_IN);
+
+	mxc_register_device(&mxc_spi_device0, &pcm038_spi_0_data);
+	spi_register_board_info(pcm038_spi_board_info,
+				ARRAY_SIZE(pcm038_spi_board_info));
+
 	platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
 
 #ifdef CONFIG_MACH_PCM970_BASEBOARD
diff --git a/arch/arm/mach-mx2/pcm970-baseboard.c b/arch/arm/mach-mx2/pcm970-baseboard.c
index c261f59b0b4c..3cb7f457e5d0 100644
--- a/arch/arm/mach-mx2/pcm970-baseboard.c
+++ b/arch/arm/mach-mx2/pcm970-baseboard.c
@@ -39,7 +39,6 @@ static int pcm970_pins[] = {
 	PB7_PF_SD2_D3,
 	PB8_PF_SD2_CMD,
 	PB9_PF_SD2_CLK,
-	GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN, /* card detect */
 	/* display */
 	PA5_PF_LSCLK,
 	PA6_PF_LD0,
@@ -228,6 +227,7 @@ void __init pcm970_baseboard_init(void)
 			"PCM970");
 
 	mxc_register_device(&mxc_fb_device, &pcm038_fb_data);
+	mxc_gpio_mode(GPIO_PORTC | 28 | GPIO_GPIO | GPIO_IN);
 	mxc_register_device(&mxc_sdhc_device1, &sdhc_pdata);
 	platform_device_register(&pcm970_sja1000);
 }
diff --git a/arch/arm/mach-mx25/devices.c b/arch/arm/mach-mx25/devices.c
index eb12de1da42d..63511de3a559 100644
--- a/arch/arm/mach-mx25/devices.c
+++ b/arch/arm/mach-mx25/devices.c
@@ -1,4 +1,23 @@
+/*
+ * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
 #include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
 #include <linux/gpio.h>
 #include <mach/mx25.h>
 #include <mach/irqs.h>
diff --git a/arch/arm/mach-mx25/mx25pdk.c b/arch/arm/mach-mx25/mx25pdk.c
index 92aa4fd19d99..d23ae571c03f 100644
--- a/arch/arm/mach-mx25/mx25pdk.c
+++ b/arch/arm/mach-mx25/mx25pdk.c
@@ -1,3 +1,21 @@
+/*
+ * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor,
+ * Boston, MA  02110-1301, USA.
+ */
+
 #include <linux/types.h>
 #include <linux/init.h>
 #include <linux/clk.h>
@@ -23,19 +41,12 @@ static struct imxuart_platform_data uart_pdata = {
 	.flags = IMXUART_HAVE_RTSCTS,
 };
 
-static struct mxc_nand_platform_data nand_board_info = {
-	.width = 1,
-	.hw_ecc = 1,
-};
-
 static void __init mx25pdk_init(void)
 {
 	mxc_register_device(&mxc_uart_device0, &uart_pdata);
 	mxc_register_device(&mxc_usbh2, NULL);
-	mxc_register_device(&mxc_nand_device, &nand_board_info);
 }
 
-
 static void __init mx25pdk_timer_init(void)
 {
 	mx25_clocks_init(26000000);
diff --git a/arch/arm/mach-mx3/clock-imx35.c b/arch/arm/mach-mx3/clock-imx35.c
index fe5c4217322e..c595260ec1f9 100644
--- a/arch/arm/mach-mx3/clock-imx35.c
+++ b/arch/arm/mach-mx3/clock-imx35.c
@@ -443,7 +443,7 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK("mxc-ehci.1", "usb", usbotg_clk)
 	_REGISTER_CLOCK("mxc-ehci.2", "usb", usbotg_clk)
 	_REGISTER_CLOCK("fsl-usb2-udc", "usb", usbotg_clk)
-	_REGISTER_CLOCK("mxc_wdt.0", NULL, wdog_clk)
+	_REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk)
 	_REGISTER_CLOCK(NULL, "max", max_clk)
 	_REGISTER_CLOCK(NULL, "admux", admux_clk)
 	_REGISTER_CLOCK(NULL, "csi", csi_clk)
diff --git a/arch/arm/mach-mx3/clock.c b/arch/arm/mach-mx3/clock.c
index 06bd6180bfc3..b2a3bcf8266e 100644
--- a/arch/arm/mach-mx3/clock.c
+++ b/arch/arm/mach-mx3/clock.c
@@ -530,7 +530,7 @@ static struct clk_lookup lookups[] = {
 	_REGISTER_CLOCK("spi_imx.2", NULL, cspi3_clk)
 	_REGISTER_CLOCK(NULL, "gpt", gpt_clk)
 	_REGISTER_CLOCK(NULL, "pwm", pwm_clk)
-	_REGISTER_CLOCK(NULL, "wdog", wdog_clk)
+	_REGISTER_CLOCK("imx-wdt.0", NULL, wdog_clk)
 	_REGISTER_CLOCK(NULL, "rtc", rtc_clk)
 	_REGISTER_CLOCK(NULL, "epit", epit1_clk)
 	_REGISTER_CLOCK(NULL, "epit", epit2_clk)
diff --git a/arch/arm/mach-mx3/devices.c b/arch/arm/mach-mx3/devices.c
index 8a577f367250..e6abe181b967 100644
--- a/arch/arm/mach-mx3/devices.c
+++ b/arch/arm/mach-mx3/devices.c
@@ -459,7 +459,7 @@ struct platform_device mxc_usbh2 = {
  * SPI master controller
  * 3 channels
  */
-static struct resource imx_spi_0_resources[] = {
+static struct resource mxc_spi_0_resources[] = {
 	{
 	       .start = CSPI1_BASE_ADDR,
 	       .end = CSPI1_BASE_ADDR + SZ_4K - 1,
@@ -471,7 +471,7 @@ static struct resource imx_spi_0_resources[] = {
 	},
 };
 
-static struct resource imx_spi_1_resources[] = {
+static struct resource mxc_spi_1_resources[] = {
 	{
 		.start = CSPI2_BASE_ADDR,
 		.end = CSPI2_BASE_ADDR + SZ_4K - 1,
@@ -483,7 +483,7 @@ static struct resource imx_spi_1_resources[] = {
 	},
 };
 
-static struct resource imx_spi_2_resources[] = {
+static struct resource mxc_spi_2_resources[] = {
 	{
 		.start = CSPI3_BASE_ADDR,
 		.end = CSPI3_BASE_ADDR + SZ_4K - 1,
@@ -495,25 +495,25 @@ static struct resource imx_spi_2_resources[] = {
 	},
 };
 
-struct platform_device imx_spi_device0 = {
+struct platform_device mxc_spi_device0 = {
 	.name = "spi_imx",
 	.id = 0,
-	.num_resources = ARRAY_SIZE(imx_spi_0_resources),
-	.resource = imx_spi_0_resources,
+	.num_resources = ARRAY_SIZE(mxc_spi_0_resources),
+	.resource = mxc_spi_0_resources,
 };
 
-struct platform_device imx_spi_device1 = {
+struct platform_device mxc_spi_device1 = {
 	.name = "spi_imx",
 	.id = 1,
-	.num_resources = ARRAY_SIZE(imx_spi_1_resources),
-	.resource = imx_spi_1_resources,
+	.num_resources = ARRAY_SIZE(mxc_spi_1_resources),
+	.resource = mxc_spi_1_resources,
 };
 
-struct platform_device imx_spi_device2 = {
+struct platform_device mxc_spi_device2 = {
 	.name = "spi_imx",
 	.id = 2,
-	.num_resources = ARRAY_SIZE(imx_spi_2_resources),
-	.resource = imx_spi_2_resources,
+	.num_resources = ARRAY_SIZE(mxc_spi_2_resources),
+	.resource = mxc_spi_2_resources,
 };
 
 #ifdef CONFIG_ARCH_MX35
diff --git a/arch/arm/mach-mx3/devices.h b/arch/arm/mach-mx3/devices.h
index 79f2be45d139..ab87419dc9a0 100644
--- a/arch/arm/mach-mx3/devices.h
+++ b/arch/arm/mach-mx3/devices.h
@@ -20,7 +20,7 @@ extern struct platform_device mxc_otg_host;
 extern struct platform_device mxc_usbh1;
 extern struct platform_device mxc_usbh2;
 extern struct platform_device mxc_rnga_device;
-extern struct platform_device imx_spi_device0;
-extern struct platform_device imx_spi_device1;
-extern struct platform_device imx_spi_device2;
+extern struct platform_device mxc_spi_device0;
+extern struct platform_device mxc_spi_device1;
+extern struct platform_device mxc_spi_device2;
 
diff --git a/arch/arm/mach-mx3/mm.c b/arch/arm/mach-mx3/mm.c
index ad5a1122d765..bedf5b8d976a 100644
--- a/arch/arm/mach-mx3/mm.c
+++ b/arch/arm/mach-mx3/mm.c
@@ -81,6 +81,7 @@ void __init mx31_map_io(void)
 	iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
 }
 
+#ifdef CONFIG_ARCH_MX35
 void __init mx35_map_io(void)
 {
 	mxc_set_cpu_type(MXC_CPU_MX35);
@@ -89,6 +90,7 @@ void __init mx35_map_io(void)
 
 	iotable_init(mxc_io_desc, ARRAY_SIZE(mxc_io_desc));
 }
+#endif
 
 void __init mx31_init_irq(void)
 {
diff --git a/arch/arm/mach-nomadik/board-nhk8815.c b/arch/arm/mach-nomadik/board-nhk8815.c
index 79bdea943eb4..6bfd537d5afb 100644
--- a/arch/arm/mach-nomadik/board-nhk8815.c
+++ b/arch/arm/mach-nomadik/board-nhk8815.c
@@ -16,12 +16,164 @@
 #include <linux/amba/bus.h>
 #include <linux/interrupt.h>
 #include <linux/gpio.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/io.h>
+#include <asm/sizes.h>
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
 #include <asm/mach/irq.h>
+#include <asm/mach/flash.h>
 #include <mach/setup.h>
+#include <mach/nand.h>
+#include <mach/fsmc.h>
 #include "clock.h"
 
+/* These adresses span 16MB, so use three individual pages */
+static struct resource nhk8815_nand_resources[] = {
+	{
+		.name = "nand_addr",
+		.start = NAND_IO_ADDR,
+		.end = NAND_IO_ADDR + 0xfff,
+		.flags = IORESOURCE_MEM,
+	}, {
+		.name = "nand_cmd",
+		.start = NAND_IO_CMD,
+		.end = NAND_IO_CMD + 0xfff,
+		.flags = IORESOURCE_MEM,
+	}, {
+		.name = "nand_data",
+		.start = NAND_IO_DATA,
+		.end = NAND_IO_DATA + 0xfff,
+		.flags = IORESOURCE_MEM,
+	}
+};
+
+static int nhk8815_nand_init(void)
+{
+	/* FSMC setup for nand chip select (8-bit nand in 8815NHK) */
+	writel(0x0000000E, FSMC_PCR(0));
+	writel(0x000D0A00, FSMC_PMEM(0));
+	writel(0x00100A00, FSMC_PATT(0));
+
+	/* enable access to the chip select area */
+	writel(readl(FSMC_PCR(0)) | 0x04, FSMC_PCR(0));
+
+	return 0;
+}
+
+/*
+ * These partitions are the same as those used in the 2.6.20 release
+ * shipped by the vendor; the first two partitions are mandated
+ * by the boot ROM, and the bootloader area is somehow oversized...
+ */
+static struct mtd_partition nhk8815_partitions[] = {
+	{
+		.name	= "X-Loader(NAND)",
+		.offset = 0,
+		.size	= SZ_256K,
+	}, {
+		.name	= "MemInit(NAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= SZ_256K,
+	}, {
+		.name	= "BootLoader(NAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= SZ_2M,
+	}, {
+		.name	= "Kernel zImage(NAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= 3 * SZ_1M,
+	}, {
+		.name	= "Root Filesystem(NAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= 22 * SZ_1M,
+	}, {
+		.name	= "User Filesystem(NAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= MTDPART_SIZ_FULL,
+	}
+};
+
+static struct nomadik_nand_platform_data nhk8815_nand_data = {
+	.parts		= nhk8815_partitions,
+	.nparts		= ARRAY_SIZE(nhk8815_partitions),
+	.options	= NAND_COPYBACK | NAND_CACHEPRG | NAND_NO_PADDING \
+			| NAND_NO_READRDY | NAND_NO_AUTOINCR,
+	.init		= nhk8815_nand_init,
+};
+
+static struct platform_device nhk8815_nand_device = {
+	.name		= "nomadik_nand",
+	.dev		= {
+		.platform_data = &nhk8815_nand_data,
+	},
+	.resource	= nhk8815_nand_resources,
+	.num_resources	= ARRAY_SIZE(nhk8815_nand_resources),
+};
+
+/* These are the partitions for the OneNand device, different from above */
+static struct mtd_partition nhk8815_onenand_partitions[] = {
+	{
+		.name	= "X-Loader(OneNAND)",
+		.offset = 0,
+		.size	= SZ_256K,
+	}, {
+		.name	= "MemInit(OneNAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= SZ_256K,
+	}, {
+		.name	= "BootLoader(OneNAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= SZ_2M-SZ_256K,
+	}, {
+		.name	= "SysImage(OneNAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= 4 * SZ_1M,
+	}, {
+		.name	= "Root Filesystem(OneNAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= 22 * SZ_1M,
+	}, {
+		.name	= "User Filesystem(OneNAND)",
+		.offset	= MTDPART_OFS_APPEND,
+		.size	= MTDPART_SIZ_FULL,
+	}
+};
+
+static struct flash_platform_data nhk8815_onenand_data = {
+	.parts		= nhk8815_onenand_partitions,
+	.nr_parts	= ARRAY_SIZE(nhk8815_onenand_partitions),
+};
+
+static struct resource nhk8815_onenand_resource[] = {
+	{
+		.start		= 0x30000000,
+		.end		= 0x30000000 + SZ_128K - 1,
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device nhk8815_onenand_device = {
+	.name		= "onenand",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &nhk8815_onenand_data,
+	},
+	.resource	= nhk8815_onenand_resource,
+	.num_resources	= ARRAY_SIZE(nhk8815_onenand_resource),
+};
+
+static void __init nhk8815_onenand_init(void)
+{
+#ifdef CONFIG_ONENAND
+       /* Set up SMCS0 for OneNand */
+       writel(0x000030db, FSMC_BCR0);
+       writel(0x02100551, FSMC_BTR0);
+#endif
+}
+
 #define __MEM_4K_RESOURCE(x) \
 	.res = {.start = (x), .end = (x) + SZ_4K - 1, .flags = IORESOURCE_MEM}
 
@@ -81,6 +233,8 @@ static int __init nhk8815_eth_init(void)
 device_initcall(nhk8815_eth_init);
 
 static struct platform_device *nhk8815_platform_devices[] __initdata = {
+	&nhk8815_nand_device,
+	&nhk8815_onenand_device,
 	&nhk8815_eth_device,
 	/* will add more devices */
 };
@@ -90,6 +244,7 @@ static void __init nhk8815_platform_init(void)
 	int i;
 
 	cpu8815_platform_init();
+	nhk8815_onenand_init();
 	platform_add_devices(nhk8815_platform_devices,
 			     ARRAY_SIZE(nhk8815_platform_devices));
 
diff --git a/arch/arm/mach-nomadik/include/mach/fsmc.h b/arch/arm/mach-nomadik/include/mach/fsmc.h
new file mode 100644
index 000000000000..8c2c05183685
--- /dev/null
+++ b/arch/arm/mach-nomadik/include/mach/fsmc.h
@@ -0,0 +1,29 @@
+
+/* Definitions for the Nomadik FSMC "Flexible Static Memory controller" */
+
+#ifndef __ASM_ARCH_FSMC_H
+#define __ASM_ARCH_FSMC_H
+
+#include <mach/hardware.h>
+/*
+ * Register list
+ */
+
+/* bus control reg. and bus timing reg. for CS0..CS3 */
+#define FSMC_BCR(x)     (NOMADIK_FSMC_VA + (x << 3))
+#define FSMC_BTR(x)     (NOMADIK_FSMC_VA + (x << 3) + 0x04)
+
+/* PC-card and NAND:
+ * PCR = control register
+ * PMEM = memory timing
+ * PATT = attribute timing
+ * PIO = I/O timing
+ * PECCR = ECC result
+ */
+#define FSMC_PCR(x)     (NOMADIK_FSMC_VA + ((2 + x) << 5) + 0x00)
+#define FSMC_PMEM(x)    (NOMADIK_FSMC_VA + ((2 + x) << 5) + 0x08)
+#define FSMC_PATT(x)    (NOMADIK_FSMC_VA + ((2 + x) << 5) + 0x0c)
+#define FSMC_PIO(x)     (NOMADIK_FSMC_VA + ((2 + x) << 5) + 0x10)
+#define FSMC_PECCR(x)   (NOMADIK_FSMC_VA + ((2 + x) << 5) + 0x14)
+
+#endif /* __ASM_ARCH_FSMC_H */
diff --git a/arch/arm/mach-nomadik/include/mach/nand.h b/arch/arm/mach-nomadik/include/mach/nand.h
new file mode 100644
index 000000000000..c3c8254c22a5
--- /dev/null
+++ b/arch/arm/mach-nomadik/include/mach/nand.h
@@ -0,0 +1,16 @@
+#ifndef __ASM_ARCH_NAND_H
+#define __ASM_ARCH_NAND_H
+
+struct nomadik_nand_platform_data {
+	struct mtd_partition *parts;
+	int nparts;
+	int options;
+	int (*init) (void);
+	int (*exit) (void);
+};
+
+#define NAND_IO_DATA	0x40000000
+#define NAND_IO_CMD	0x40800000
+#define NAND_IO_ADDR	0x41000000
+
+#endif				/* __ASM_ARCH_NAND_H */
diff --git a/arch/arm/mach-ns9xxx/clock.c b/arch/arm/mach-ns9xxx/clock.c
index 44ed20d4a388..cf81cbc57544 100644
--- a/arch/arm/mach-ns9xxx/clock.c
+++ b/arch/arm/mach-ns9xxx/clock.c
@@ -195,7 +195,7 @@ static int clk_debugfs_open(struct inode *inode, struct file *file)
 	return single_open(file, clk_debugfs_show, NULL);
 }
 
-static struct file_operations clk_debugfs_operations = {
+static const struct file_operations clk_debugfs_operations = {
 	.open = clk_debugfs_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
diff --git a/arch/arm/mach-omap1/board-ams-delta.c b/arch/arm/mach-omap1/board-ams-delta.c
index 42920f9c1a11..8ad5cc3e83e3 100644
--- a/arch/arm/mach-omap1/board-ams-delta.c
+++ b/arch/arm/mach-omap1/board-ams-delta.c
@@ -219,6 +219,10 @@ static struct platform_device *ams_delta_devices[] __initdata = {
 
 static void __init ams_delta_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+
 	iotable_init(ams_delta_io_desc, ARRAY_SIZE(ams_delta_io_desc));
 
 	omap_board_config = ams_delta_config;
@@ -231,6 +235,8 @@ static void __init ams_delta_init(void)
 
 	omap_usb_init(&ams_delta_usb_config);
 	platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));
+
+	omap_writew(omap_readw(ARM_RSTCT1) | 0x0004, ARM_RSTCT1);
 }
 
 static struct plat_serial8250_port ams_delta_modem_ports[] = {
diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c
index fb47239da72f..6c8a41f20e51 100644
--- a/arch/arm/mach-omap1/board-generic.c
+++ b/arch/arm/mach-omap1/board-generic.c
@@ -64,6 +64,14 @@ static void __init omap_generic_init(void)
 {
 #ifdef CONFIG_ARCH_OMAP15XX
 	if (cpu_is_omap15xx()) {
+		/* mux pins for uarts */
+		omap_cfg_reg(UART1_TX);
+		omap_cfg_reg(UART1_RTS);
+		omap_cfg_reg(UART2_TX);
+		omap_cfg_reg(UART2_RTS);
+		omap_cfg_reg(UART3_TX);
+		omap_cfg_reg(UART3_RX);
+
 		omap_usb_init(&generic1510_usb_config);
 	}
 #endif
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index cc2abbb2d0f4..cd6c39514826 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -376,6 +376,26 @@ static void __init innovator_init(void)
 {
 #ifdef CONFIG_ARCH_OMAP15XX
 	if (cpu_is_omap1510()) {
+		unsigned char reg;
+
+		/* mux pins for uarts */
+		omap_cfg_reg(UART1_TX);
+		omap_cfg_reg(UART1_RTS);
+		omap_cfg_reg(UART2_TX);
+		omap_cfg_reg(UART2_RTS);
+		omap_cfg_reg(UART3_TX);
+		omap_cfg_reg(UART3_RX);
+
+		reg = fpga_read(OMAP1510_FPGA_POWER);
+		reg |= OMAP1510_FPGA_PCR_COM1_EN;
+		fpga_write(reg, OMAP1510_FPGA_POWER);
+		udelay(10);
+
+		reg = fpga_read(OMAP1510_FPGA_POWER);
+		reg |= OMAP1510_FPGA_PCR_COM2_EN;
+		fpga_write(reg, OMAP1510_FPGA_POWER);
+		udelay(10);
+
 		platform_add_devices(innovator1510_devices, ARRAY_SIZE(innovator1510_devices));
 		spi_register_board_info(innovator1510_boardinfo,
 				ARRAY_SIZE(innovator1510_boardinfo));
diff --git a/arch/arm/mach-omap1/board-palmte.c b/arch/arm/mach-omap1/board-palmte.c
index 90dd0431b0dc..4de258420f39 100644
--- a/arch/arm/mach-omap1/board-palmte.c
+++ b/arch/arm/mach-omap1/board-palmte.c
@@ -342,6 +342,14 @@ static void __init palmte_misc_gpio_setup(void)
 
 static void __init omap_palmte_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+	omap_cfg_reg(UART2_TX);
+	omap_cfg_reg(UART2_RTS);
+	omap_cfg_reg(UART3_TX);
+	omap_cfg_reg(UART3_RX);
+
 	omap_board_config = palmte_config;
 	omap_board_config_size = ARRAY_SIZE(palmte_config);
 
diff --git a/arch/arm/mach-omap1/board-palmtt.c b/arch/arm/mach-omap1/board-palmtt.c
index 8256139891ff..d972cf941b76 100644
--- a/arch/arm/mach-omap1/board-palmtt.c
+++ b/arch/arm/mach-omap1/board-palmtt.c
@@ -289,6 +289,14 @@ static void __init omap_mpu_wdt_mode(int mode) {
 
 static void __init omap_palmtt_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+	omap_cfg_reg(UART2_TX);
+	omap_cfg_reg(UART2_RTS);
+	omap_cfg_reg(UART3_TX);
+	omap_cfg_reg(UART3_RX);
+
 	omap_mpu_wdt_mode(0);
 
 	omap_board_config = palmtt_config;
diff --git a/arch/arm/mach-omap1/board-palmz71.c b/arch/arm/mach-omap1/board-palmz71.c
index 81b6bde1c5a3..986bd4df0e97 100644
--- a/arch/arm/mach-omap1/board-palmz71.c
+++ b/arch/arm/mach-omap1/board-palmz71.c
@@ -307,6 +307,14 @@ palmz71_gpio_setup(int early)
 static void __init
 omap_palmz71_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+	omap_cfg_reg(UART2_TX);
+	omap_cfg_reg(UART2_RTS);
+	omap_cfg_reg(UART3_TX);
+	omap_cfg_reg(UART3_RX);
+
 	palmz71_gpio_setup(1);
 	omap_mpu_wdt_mode(0);
 
diff --git a/arch/arm/mach-omap1/board-sx1.c b/arch/arm/mach-omap1/board-sx1.c
index 02c85ca2e1df..056ae64e0f55 100644
--- a/arch/arm/mach-omap1/board-sx1.c
+++ b/arch/arm/mach-omap1/board-sx1.c
@@ -377,6 +377,14 @@ static struct omap_board_config_kernel sx1_config[] __initdata = {
 
 static void __init omap_sx1_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+	omap_cfg_reg(UART2_TX);
+	omap_cfg_reg(UART2_RTS);
+	omap_cfg_reg(UART3_TX);
+	omap_cfg_reg(UART3_RX);
+
 	platform_add_devices(sx1_devices, ARRAY_SIZE(sx1_devices));
 
 	omap_board_config = sx1_config;
diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c
index c06e7a553472..07b07522d5bf 100644
--- a/arch/arm/mach-omap1/board-voiceblue.c
+++ b/arch/arm/mach-omap1/board-voiceblue.c
@@ -152,6 +152,14 @@ static void __init voiceblue_init_irq(void)
 
 static void __init voiceblue_init(void)
 {
+	/* mux pins for uarts */
+	omap_cfg_reg(UART1_TX);
+	omap_cfg_reg(UART1_RTS);
+	omap_cfg_reg(UART2_TX);
+	omap_cfg_reg(UART2_RTS);
+	omap_cfg_reg(UART3_TX);
+	omap_cfg_reg(UART3_RX);
+
 	/* Watchdog */
 	gpio_request(0, "Watchdog");
 	/* smc91x reset */
diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c
index 4ef26faf083e..e5dcdf764c91 100644
--- a/arch/arm/mach-omap1/id.c
+++ b/arch/arm/mach-omap1/id.c
@@ -38,7 +38,7 @@ static struct omap_id omap_ids[] __initdata = {
 	{ .jtag_id = 0xb574, .die_rev = 0x2, .omap_id = 0x03310315, .type = 0x03100000},
 	{ .jtag_id = 0x355f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300100},
 	{ .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300300},
-	{ .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320500, .type = 0x08500000},
+	{ .jtag_id = 0xb62c, .die_rev = 0x1, .omap_id = 0x03320500, .type = 0x08500000},
 	{ .jtag_id = 0xb470, .die_rev = 0x0, .omap_id = 0x03310100, .type = 0x15100000},
 	{ .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x16100000},
 	{ .jtag_id = 0xb576, .die_rev = 0x2, .omap_id = 0x03320100, .type = 0x16110000},
diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c
index d496e50fec40..d23979bc0fd5 100644
--- a/arch/arm/mach-omap1/serial.c
+++ b/arch/arm/mach-omap1/serial.c
@@ -131,8 +131,6 @@ void __init omap_serial_init(void)
 	}
 
 	for (i = 0; i < OMAP_MAX_NR_PORTS; i++) {
-		unsigned char reg;
-
 		switch (i) {
 		case 0:
 			uart1_ck = clk_get(NULL, "uart1_ck");
@@ -143,16 +141,6 @@ void __init omap_serial_init(void)
 				if (cpu_is_omap15xx())
 					clk_set_rate(uart1_ck, 12000000);
 			}
-			if (cpu_is_omap15xx()) {
-				omap_cfg_reg(UART1_TX);
-				omap_cfg_reg(UART1_RTS);
-				if (machine_is_omap_innovator()) {
-					reg = fpga_read(OMAP1510_FPGA_POWER);
-					reg |= OMAP1510_FPGA_PCR_COM1_EN;
-					fpga_write(reg, OMAP1510_FPGA_POWER);
-					udelay(10);
-				}
-			}
 			break;
 		case 1:
 			uart2_ck = clk_get(NULL, "uart2_ck");
@@ -165,16 +153,6 @@ void __init omap_serial_init(void)
 				else
 					clk_set_rate(uart2_ck, 48000000);
 			}
-			if (cpu_is_omap15xx()) {
-				omap_cfg_reg(UART2_TX);
-				omap_cfg_reg(UART2_RTS);
-				if (machine_is_omap_innovator()) {
-					reg = fpga_read(OMAP1510_FPGA_POWER);
-					reg |= OMAP1510_FPGA_PCR_COM2_EN;
-					fpga_write(reg, OMAP1510_FPGA_POWER);
-					udelay(10);
-				}
-			}
 			break;
 		case 2:
 			uart3_ck = clk_get(NULL, "uart3_ck");
@@ -185,10 +163,6 @@ void __init omap_serial_init(void)
 				if (cpu_is_omap15xx())
 					clk_set_rate(uart3_ck, 12000000);
 			}
-			if (cpu_is_omap15xx()) {
-				omap_cfg_reg(UART3_TX);
-				omap_cfg_reg(UART3_RX);
-			}
 			break;
 		}
 		omap_serial_reset(&serial_platform_data[i]);
diff --git a/arch/arm/mach-omap2/Kconfig b/arch/arm/mach-omap2/Kconfig
index 75b1c7efae7e..aad194f61a33 100644
--- a/arch/arm/mach-omap2/Kconfig
+++ b/arch/arm/mach-omap2/Kconfig
@@ -73,9 +73,21 @@ config MACH_OMAP_3430SDP
 	bool "OMAP 3430 SDP board"
 	depends on ARCH_OMAP3 && ARCH_OMAP34XX
 
+config MACH_NOKIA_N800
+       bool
+
+config MACH_NOKIA_N810
+       bool
+
+config MACH_NOKIA_N810_WIMAX
+       bool
+
 config MACH_NOKIA_N8X0
 	bool "Nokia N800/N810"
 	depends on ARCH_OMAP2420
+	select MACH_NOKIA_N800
+	select MACH_NOKIA_N810
+	select MACH_NOKIA_N810_WIMAX
 
 config MACH_NOKIA_RX51
 	bool "Nokia RX-51 board"
diff --git a/arch/arm/mach-omap2/board-3430sdp.c b/arch/arm/mach-omap2/board-3430sdp.c
index bd57ec76dc5e..0acb5560229c 100644
--- a/arch/arm/mach-omap2/board-3430sdp.c
+++ b/arch/arm/mach-omap2/board-3430sdp.c
@@ -17,6 +17,7 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/ads7846.h>
 #include <linux/i2c/twl4030.h>
@@ -38,7 +39,6 @@
 #include <mach/gpmc.h>
 
 #include <mach/control.h>
-#include <mach/keypad.h>
 #include <mach/gpmc-smc91x.h>
 
 #include "sdram-qimonda-hyb18m512160af-6.h"
@@ -54,7 +54,7 @@
 
 #define TWL4030_MSECURE_GPIO 22
 
-static int sdp3430_keymap[] = {
+static int board_keymap[] = {
 	KEY(0, 0, KEY_LEFT),
 	KEY(0, 1, KEY_RIGHT),
 	KEY(0, 2, KEY_A),
@@ -88,11 +88,15 @@ static int sdp3430_keymap[] = {
 	0
 };
 
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
+};
+
 static struct twl4030_keypad_data sdp3430_kp_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 5,
 	.cols		= 6,
-	.keymap		= sdp3430_keymap,
-	.keymapsize	= ARRAY_SIZE(sdp3430_keymap),
 	.rep		= 1,
 };
 
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index eb37c40ea83a..609a5a4a7e29 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -58,6 +58,8 @@ static void __init gic_init_irq(void)
 
 static void __init omap_4430sdp_init_irq(void)
 {
+	omap_board_config = sdp4430_config;
+	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 	omap2_init_common_hw(NULL, NULL);
 #ifdef CONFIG_OMAP_32K_TIMER
 	omap2_gp_clockevent_set_gptimer(1);
@@ -70,8 +72,6 @@ static void __init omap_4430sdp_init_irq(void)
 static void __init omap_4430sdp_init(void)
 {
 	platform_add_devices(sdp4430_devices, ARRAY_SIZE(sdp4430_devices));
-	omap_board_config = sdp4430_config;
-	omap_board_config_size = ARRAY_SIZE(sdp4430_config);
 	omap_serial_init();
 }
 
diff --git a/arch/arm/mach-omap2/board-apollon.c b/arch/arm/mach-omap2/board-apollon.c
index 7a2b54c7291a..a1132288c701 100644
--- a/arch/arm/mach-omap2/board-apollon.c
+++ b/arch/arm/mach-omap2/board-apollon.c
@@ -87,7 +87,7 @@ static struct mtd_partition apollon_partitions[] = {
 	},
 };
 
-static struct flash_platform_data apollon_flash_data = {
+static struct onenand_platform_data apollon_flash_data = {
 	.parts		= apollon_partitions,
 	.nr_parts	= ARRAY_SIZE(apollon_partitions),
 };
@@ -99,7 +99,7 @@ static struct resource apollon_flash_resource[] = {
 };
 
 static struct platform_device apollon_onenand_device = {
-	.name		= "onenand",
+	.name		= "onenand-flash",
 	.id		= -1,
 	.dev		= {
 		.platform_data	= &apollon_flash_data,
diff --git a/arch/arm/mach-omap2/board-ldp.c b/arch/arm/mach-omap2/board-ldp.c
index ec6854cbdd9f..d57ec2f4d0a9 100644
--- a/arch/arm/mach-omap2/board-ldp.c
+++ b/arch/arm/mach-omap2/board-ldp.c
@@ -16,6 +16,7 @@
 #include <linux/platform_device.h>
 #include <linux/delay.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/gpio_keys.h>
 #include <linux/workqueue.h>
 #include <linux/err.h>
@@ -41,7 +42,6 @@
 #include <asm/delay.h>
 #include <mach/control.h>
 #include <mach/usb.h>
-#include <mach/keypad.h>
 
 #include "mmc-twl4030.h"
 
@@ -80,7 +80,7 @@ static struct platform_device ldp_smsc911x_device = {
 	},
 };
 
-static int ldp_twl4030_keymap[] = {
+static int board_keymap[] = {
 	KEY(0, 0, KEY_1),
 	KEY(1, 0, KEY_2),
 	KEY(2, 0, KEY_3),
@@ -101,11 +101,15 @@ static int ldp_twl4030_keymap[] = {
 	0
 };
 
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
+};
+
 static struct twl4030_keypad_data ldp_kp_twl4030_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 6,
 	.cols		= 6,
-	.keymap		= ldp_twl4030_keymap,
-	.keymapsize	= ARRAY_SIZE(ldp_twl4030_keymap),
 	.rep		= 1,
 };
 
diff --git a/arch/arm/mach-omap2/board-omap3beagle.c b/arch/arm/mach-omap2/board-omap3beagle.c
index 500c9956876d..08b0816afa61 100644
--- a/arch/arm/mach-omap2/board-omap3beagle.c
+++ b/arch/arm/mach-omap2/board-omap3beagle.c
@@ -139,8 +139,13 @@ static struct gpio_led gpio_leds[];
 static int beagle_twl_gpio_setup(struct device *dev,
 		unsigned gpio, unsigned ngpio)
 {
+	if (system_rev >= 0x20 && system_rev <= 0x34301000) {
+		omap_cfg_reg(AG9_34XX_GPIO23);
+		mmc[0].gpio_wp = 23;
+	} else {
+		omap_cfg_reg(AH8_34XX_GPIO29);
+	}
 	/* gpio + 0 is "mmc0_cd" (input/IRQ) */
-	omap_cfg_reg(AH8_34XX_GPIO29);
 	mmc[0].gpio_cd = gpio + 0;
 	twl4030_mmc_init(mmc);
 
@@ -157,7 +162,7 @@ static int beagle_twl_gpio_setup(struct device *dev,
 
 	/* TWL4030_GPIO_MAX + 0 == ledA, EHCI nEN_USB_PWR (out, active low) */
 	gpio_request(gpio + TWL4030_GPIO_MAX, "nEN_USB_PWR");
-	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 1);
+	gpio_direction_output(gpio + TWL4030_GPIO_MAX, 0);
 
 	/* TWL4030_GPIO_MAX + 1 == ledB, PMU_STAT (out, active low LED) */
 	gpio_leds[2].gpio = gpio + TWL4030_GPIO_MAX + 1;
diff --git a/arch/arm/mach-omap2/board-omap3evm.c b/arch/arm/mach-omap2/board-omap3evm.c
index d50b9be90580..4c4d7f8dbd72 100644
--- a/arch/arm/mach-omap2/board-omap3evm.c
+++ b/arch/arm/mach-omap2/board-omap3evm.c
@@ -20,6 +20,7 @@
 #include <linux/clk.h>
 #include <linux/gpio.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/leds.h>
 
 #include <linux/spi/spi.h>
@@ -37,7 +38,6 @@
 #include <mach/usb.h>
 #include <mach/common.h>
 #include <mach/mcspi.h>
-#include <mach/keypad.h>
 
 #include "sdram-micron-mt46h32m32lf-6.h"
 #include "mmc-twl4030.h"
@@ -159,7 +159,7 @@ static struct twl4030_usb_data omap3evm_usb_data = {
 	.usb_mode	= T2_USB_MODE_ULPI,
 };
 
-static int omap3evm_keymap[] = {
+static int board_keymap[] = {
 	KEY(0, 0, KEY_LEFT),
 	KEY(0, 1, KEY_RIGHT),
 	KEY(0, 2, KEY_A),
@@ -178,11 +178,15 @@ static int omap3evm_keymap[] = {
 	KEY(3, 3, KEY_P)
 };
 
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
+};
+
 static struct twl4030_keypad_data omap3evm_kp_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 4,
 	.cols		= 4,
-	.keymap		= omap3evm_keymap,
-	.keymapsize	= ARRAY_SIZE(omap3evm_keymap),
 	.rep		= 1,
 };
 
diff --git a/arch/arm/mach-omap2/board-omap3pandora.c b/arch/arm/mach-omap2/board-omap3pandora.c
index b43f6e36b6d9..7519edb69155 100644
--- a/arch/arm/mach-omap2/board-omap3pandora.c
+++ b/arch/arm/mach-omap2/board-omap3pandora.c
@@ -27,6 +27,7 @@
 #include <linux/i2c/twl4030.h>
 #include <linux/leds.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/gpio_keys.h>
 
 #include <asm/mach-types.h>
@@ -39,7 +40,6 @@
 #include <mach/hardware.h>
 #include <mach/mcspi.h>
 #include <mach/usb.h>
-#include <mach/keypad.h>
 #include <mach/mux.h>
 
 #include "sdram-micron-mt46h32m32lf-6.h"
@@ -133,58 +133,62 @@ static void __init pandora_keys_gpio_init(void)
 	omap_set_gpio_debounce_time(32 * 5, GPIO_DEBOUNCE_TIME);
 }
 
-static int pandora_keypad_map[] = {
-	/* col, row, code */
+static int board_keymap[] = {
+	/* row, col, code */
 	KEY(0, 0, KEY_9),
-	KEY(0, 1, KEY_0),
-	KEY(0, 2, KEY_BACKSPACE),
-	KEY(0, 3, KEY_O),
-	KEY(0, 4, KEY_P),
-	KEY(0, 5, KEY_K),
-	KEY(0, 6, KEY_L),
-	KEY(0, 7, KEY_ENTER),
-	KEY(1, 0, KEY_8),
+	KEY(0, 1, KEY_8),
+	KEY(0, 2, KEY_I),
+	KEY(0, 3, KEY_J),
+	KEY(0, 4, KEY_N),
+	KEY(0, 5, KEY_M),
+	KEY(1, 0, KEY_0),
 	KEY(1, 1, KEY_7),
-	KEY(1, 2, KEY_6),
-	KEY(1, 3, KEY_5),
-	KEY(1, 4, KEY_4),
-	KEY(1, 5, KEY_3),
-	KEY(1, 6, KEY_2),
-	KEY(1, 7, KEY_1),
-	KEY(2, 0, KEY_I),
-	KEY(2, 1, KEY_U),
+	KEY(1, 2, KEY_U),
+	KEY(1, 3, KEY_H),
+	KEY(1, 4, KEY_B),
+	KEY(1, 5, KEY_SPACE),
+	KEY(2, 0, KEY_BACKSPACE),
+	KEY(2, 1, KEY_6),
 	KEY(2, 2, KEY_Y),
-	KEY(2, 3, KEY_T),
-	KEY(2, 4, KEY_R),
-	KEY(2, 5, KEY_E),
-	KEY(2, 6, KEY_W),
-	KEY(2, 7, KEY_Q),
-	KEY(3, 0, KEY_J),
-	KEY(3, 1, KEY_H),
-	KEY(3, 2, KEY_G),
+	KEY(2, 3, KEY_G),
+	KEY(2, 4, KEY_V),
+	KEY(2, 5, KEY_FN),
+	KEY(3, 0, KEY_O),
+	KEY(3, 1, KEY_5),
+	KEY(3, 2, KEY_T),
 	KEY(3, 3, KEY_F),
-	KEY(3, 4, KEY_D),
-	KEY(3, 5, KEY_S),
-	KEY(3, 6, KEY_A),
-	KEY(3, 7, KEY_LEFTSHIFT),
-	KEY(4, 0, KEY_N),
-	KEY(4, 1, KEY_B),
-	KEY(4, 2, KEY_V),
-	KEY(4, 3, KEY_C),
+	KEY(3, 4, KEY_C),
+	KEY(4, 0, KEY_P),
+	KEY(4, 1, KEY_4),
+	KEY(4, 2, KEY_R),
+	KEY(4, 3, KEY_D),
 	KEY(4, 4, KEY_X),
-	KEY(4, 5, KEY_Z),
-	KEY(4, 6, KEY_DOT),
-	KEY(4, 7, KEY_COMMA),
-	KEY(5, 0, KEY_M),
-	KEY(5, 1, KEY_SPACE),
-	KEY(5, 2, KEY_FN),
+	KEY(5, 0, KEY_K),
+	KEY(5, 1, KEY_3),
+	KEY(5, 2, KEY_E),
+	KEY(5, 3, KEY_S),
+	KEY(5, 4, KEY_Z),
+	KEY(6, 0, KEY_L),
+	KEY(6, 1, KEY_2),
+	KEY(6, 2, KEY_W),
+	KEY(6, 3, KEY_A),
+	KEY(6, 4, KEY_DOT),
+	KEY(7, 0, KEY_ENTER),
+	KEY(7, 1, KEY_1),
+	KEY(7, 2, KEY_Q),
+	KEY(7, 3, KEY_LEFTSHIFT),
+	KEY(7, 4, KEY_COMMA),
+};
+
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
 };
 
 static struct twl4030_keypad_data pandora_kp_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 8,
 	.cols		= 6,
-	.keymap		= pandora_keypad_map,
-	.keymapsize	= ARRAY_SIZE(pandora_keypad_map),
 	.rep		= 1,
 };
 
diff --git a/arch/arm/mach-omap2/board-rx51-peripherals.c b/arch/arm/mach-omap2/board-rx51-peripherals.c
index e70baa799018..e34d96a825e3 100644
--- a/arch/arm/mach-omap2/board-rx51-peripherals.c
+++ b/arch/arm/mach-omap2/board-rx51-peripherals.c
@@ -12,6 +12,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/spi/spi.h>
 #include <linux/i2c.h>
 #include <linux/i2c/twl4030.h>
@@ -19,6 +20,7 @@
 #include <linux/delay.h>
 #include <linux/regulator/machine.h>
 #include <linux/gpio.h>
+#include <linux/mmc/host.h>
 
 #include <mach/mcspi.h>
 #include <mach/mux.h>
@@ -26,7 +28,6 @@
 #include <mach/common.h>
 #include <mach/dma.h>
 #include <mach/gpmc.h>
-#include <mach/keypad.h>
 #include <mach/onenand.h>
 #include <mach/gpmc-smc91x.h>
 
@@ -35,58 +36,62 @@
 #define SYSTEM_REV_B_USES_VAUX3	0x1699
 #define SYSTEM_REV_S_USES_VAUX3 0x8
 
-static int rx51_keymap[] = {
+static int board_keymap[] = {
 	KEY(0, 0, KEY_Q),
-	KEY(0, 1, KEY_W),
-	KEY(0, 2, KEY_E),
-	KEY(0, 3, KEY_R),
-	KEY(0, 4, KEY_T),
-	KEY(0, 5, KEY_Y),
-	KEY(0, 6, KEY_U),
-	KEY(0, 7, KEY_I),
-	KEY(1, 0, KEY_O),
+	KEY(0, 1, KEY_O),
+	KEY(0, 2, KEY_P),
+	KEY(0, 3, KEY_COMMA),
+	KEY(0, 4, KEY_BACKSPACE),
+	KEY(0, 6, KEY_A),
+	KEY(0, 7, KEY_S),
+	KEY(1, 0, KEY_W),
 	KEY(1, 1, KEY_D),
-	KEY(1, 2, KEY_DOT),
-	KEY(1, 3, KEY_V),
-	KEY(1, 4, KEY_DOWN),
-	KEY(2, 0, KEY_P),
-	KEY(2, 1, KEY_F),
+	KEY(1, 2, KEY_F),
+	KEY(1, 3, KEY_G),
+	KEY(1, 4, KEY_H),
+	KEY(1, 5, KEY_J),
+	KEY(1, 6, KEY_K),
+	KEY(1, 7, KEY_L),
+	KEY(2, 0, KEY_E),
+	KEY(2, 1, KEY_DOT),
 	KEY(2, 2, KEY_UP),
-	KEY(2, 3, KEY_B),
-	KEY(2, 4, KEY_RIGHT),
-	KEY(3, 0, KEY_COMMA),
-	KEY(3, 1, KEY_G),
-	KEY(3, 2, KEY_ENTER),
+	KEY(2, 3, KEY_ENTER),
+	KEY(2, 5, KEY_Z),
+	KEY(2, 6, KEY_X),
+	KEY(2, 7, KEY_C),
+	KEY(3, 0, KEY_R),
+	KEY(3, 1, KEY_V),
+	KEY(3, 2, KEY_B),
 	KEY(3, 3, KEY_N),
-	KEY(4, 0, KEY_BACKSPACE),
-	KEY(4, 1, KEY_H),
-	KEY(4, 3, KEY_M),
+	KEY(3, 4, KEY_M),
+	KEY(3, 5, KEY_SPACE),
+	KEY(3, 6, KEY_SPACE),
+	KEY(3, 7, KEY_LEFT),
+	KEY(4, 0, KEY_T),
+	KEY(4, 1, KEY_DOWN),
+	KEY(4, 2, KEY_RIGHT),
 	KEY(4, 4, KEY_LEFTCTRL),
-	KEY(5, 1, KEY_J),
-	KEY(5, 2, KEY_Z),
-	KEY(5, 3, KEY_SPACE),
-	KEY(5, 4, KEY_LEFTSHIFT),
-	KEY(6, 0, KEY_A),
-	KEY(6, 1, KEY_K),
-	KEY(6, 2, KEY_X),
-	KEY(6, 3, KEY_SPACE),
-	KEY(6, 4, KEY_FN),
-	KEY(7, 0, KEY_S),
-	KEY(7, 1, KEY_L),
-	KEY(7, 2, KEY_C),
-	KEY(7, 3, KEY_LEFT),
-	KEY(0xff, 0, KEY_F6),
-	KEY(0xff, 1, KEY_F7),
-	KEY(0xff, 2, KEY_F8),
-	KEY(0xff, 4, KEY_F9),
-	KEY(0xff, 5, KEY_F10),
+	KEY(4, 5, KEY_RIGHTALT),
+	KEY(4, 6, KEY_LEFTSHIFT),
+	KEY(5, 0, KEY_Y),
+	KEY(6, 0, KEY_U),
+	KEY(7, 0, KEY_I),
+	KEY(7, 1, KEY_F7),
+	KEY(7, 2, KEY_F8),
+	KEY(0xff, 2, KEY_F9),
+	KEY(0xff, 4, KEY_F10),
+	KEY(0xff, 5, KEY_F11),
+};
+
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
 };
 
 static struct twl4030_keypad_data rx51_kp_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 8,
 	.cols		= 8,
-	.keymap		= rx51_keymap,
-	.keymapsize	= ARRAY_SIZE(rx51_keymap),
 	.rep		= 1,
 };
 
@@ -102,6 +107,7 @@ static struct twl4030_hsmmc_info mmc[] = {
 		.cover_only	= true,
 		.gpio_cd	= 160,
 		.gpio_wp	= -EINVAL,
+		.power_saving	= true,
 	},
 	{
 		.name		= "internal",
@@ -109,6 +115,8 @@ static struct twl4030_hsmmc_info mmc[] = {
 		.wires		= 8,
 		.gpio_cd	= -EINVAL,
 		.gpio_wp	= -EINVAL,
+		.nonremovable	= true,
+		.power_saving	= true,
 	},
 	{}	/* Terminator */
 };
@@ -436,7 +444,7 @@ static int __init rx51_i2c_init(void)
 		rx51_twldata.vaux3 = &rx51_vaux3_cam;
 		rx51_twldata.vmmc2 = &rx51_vmmc2;
 	}
-	omap_register_i2c_bus(1, 2600, rx51_peripherals_i2c_board_info_1,
+	omap_register_i2c_bus(1, 2200, rx51_peripherals_i2c_board_info_1,
 			ARRAY_SIZE(rx51_peripherals_i2c_board_info_1));
 	omap_register_i2c_bus(2, 100, NULL, 0);
 	omap_register_i2c_bus(3, 400, NULL, 0);
diff --git a/arch/arm/mach-omap2/board-rx51.c b/arch/arm/mach-omap2/board-rx51.c
index f9196c3b1a7b..78869a9a1cc2 100644
--- a/arch/arm/mach-omap2/board-rx51.c
+++ b/arch/arm/mach-omap2/board-rx51.c
@@ -26,7 +26,6 @@
 #include <mach/mux.h>
 #include <mach/board.h>
 #include <mach/common.h>
-#include <mach/keypad.h>
 #include <mach/dma.h>
 #include <mach/gpmc.h>
 #include <mach/usb.h>
diff --git a/arch/arm/mach-omap2/board-zoom2.c b/arch/arm/mach-omap2/board-zoom2.c
index 324009edbd53..51e0b3ba5f3a 100644
--- a/arch/arm/mach-omap2/board-zoom2.c
+++ b/arch/arm/mach-omap2/board-zoom2.c
@@ -13,6 +13,7 @@
 #include <linux/init.h>
 #include <linux/platform_device.h>
 #include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
 #include <linux/gpio.h>
 #include <linux/i2c/twl4030.h>
 #include <linux/regulator/machine.h>
@@ -22,71 +23,74 @@
 
 #include <mach/common.h>
 #include <mach/usb.h>
-#include <mach/keypad.h>
 
 #include "mmc-twl4030.h"
+#include "sdram-micron-mt46h32m32lf-6.h"
 
 /* Zoom2 has Qwerty keyboard*/
-static int zoom2_twl4030_keymap[] = {
+static int board_keymap[] = {
 	KEY(0, 0, KEY_E),
-	KEY(1, 0, KEY_R),
-	KEY(2, 0, KEY_T),
-	KEY(3, 0, KEY_HOME),
-	KEY(6, 0, KEY_I),
-	KEY(7, 0, KEY_LEFTSHIFT),
-	KEY(0, 1, KEY_D),
+	KEY(0, 1, KEY_R),
+	KEY(0, 2, KEY_T),
+	KEY(0, 3, KEY_HOME),
+	KEY(0, 6, KEY_I),
+	KEY(0, 7, KEY_LEFTSHIFT),
+	KEY(1, 0, KEY_D),
 	KEY(1, 1, KEY_F),
-	KEY(2, 1, KEY_G),
-	KEY(3, 1, KEY_SEND),
-	KEY(6, 1, KEY_K),
-	KEY(7, 1, KEY_ENTER),
-	KEY(0, 2, KEY_X),
-	KEY(1, 2, KEY_C),
+	KEY(1, 2, KEY_G),
+	KEY(1, 3, KEY_SEND),
+	KEY(1, 6, KEY_K),
+	KEY(1, 7, KEY_ENTER),
+	KEY(2, 0, KEY_X),
+	KEY(2, 1, KEY_C),
 	KEY(2, 2, KEY_V),
-	KEY(3, 2, KEY_END),
-	KEY(6, 2, KEY_DOT),
-	KEY(7, 2, KEY_CAPSLOCK),
-	KEY(0, 3, KEY_Z),
-	KEY(1, 3, KEY_KPPLUS),
-	KEY(2, 3, KEY_B),
+	KEY(2, 3, KEY_END),
+	KEY(2, 6, KEY_DOT),
+	KEY(2, 7, KEY_CAPSLOCK),
+	KEY(3, 0, KEY_Z),
+	KEY(3, 1, KEY_KPPLUS),
+	KEY(3, 2, KEY_B),
 	KEY(3, 3, KEY_F1),
-	KEY(6, 3, KEY_O),
-	KEY(7, 3, KEY_SPACE),
-	KEY(0, 4, KEY_W),
-	KEY(1, 4, KEY_Y),
-	KEY(2, 4, KEY_U),
-	KEY(3, 4, KEY_F2),
+	KEY(3, 6, KEY_O),
+	KEY(3, 7, KEY_SPACE),
+	KEY(4, 0, KEY_W),
+	KEY(4, 1, KEY_Y),
+	KEY(4, 2, KEY_U),
+	KEY(4, 3, KEY_F2),
 	KEY(4, 4, KEY_VOLUMEUP),
-	KEY(6, 4, KEY_L),
-	KEY(7, 4, KEY_LEFT),
-	KEY(0, 5, KEY_S),
-	KEY(1, 5, KEY_H),
-	KEY(2, 5, KEY_J),
-	KEY(3, 5, KEY_F3),
+	KEY(4, 6, KEY_L),
+	KEY(4, 7, KEY_LEFT),
+	KEY(5, 0, KEY_S),
+	KEY(5, 1, KEY_H),
+	KEY(5, 2, KEY_J),
+	KEY(5, 3, KEY_F3),
 	KEY(5, 5, KEY_VOLUMEDOWN),
-	KEY(6, 5, KEY_M),
-	KEY(4, 5, KEY_ENTER),
-	KEY(7, 5, KEY_RIGHT),
-	KEY(0, 6, KEY_Q),
-	KEY(1, 6, KEY_A),
-	KEY(2, 6, KEY_N),
-	KEY(3, 6, KEY_BACKSPACE),
+	KEY(5, 6, KEY_M),
+	KEY(5, 7, KEY_ENTER),
+	KEY(6, 0, KEY_Q),
+	KEY(6, 1, KEY_A),
+	KEY(6, 2, KEY_N),
+	KEY(6, 3, KEY_BACKSPACE),
 	KEY(6, 6, KEY_P),
-	KEY(7, 6, KEY_UP),
 	KEY(6, 7, KEY_SELECT),
-	KEY(7, 7, KEY_DOWN),
-	KEY(0, 7, KEY_PROG1),	/*MACRO 1 <User defined> */
-	KEY(1, 7, KEY_PROG2),	/*MACRO 2 <User defined> */
-	KEY(2, 7, KEY_PROG3),	/*MACRO 3 <User defined> */
-	KEY(3, 7, KEY_PROG4),	/*MACRO 4 <User defined> */
-	0
+	KEY(7, 0, KEY_PROG1),	/*MACRO 1 <User defined> */
+	KEY(7, 1, KEY_PROG2),	/*MACRO 2 <User defined> */
+	KEY(7, 2, KEY_PROG3),	/*MACRO 3 <User defined> */
+	KEY(7, 3, KEY_PROG4),	/*MACRO 4 <User defined> */
+	KEY(7, 5, KEY_RIGHT),
+	KEY(7, 6, KEY_UP),
+	KEY(7, 7, KEY_DOWN)
+};
+
+static struct matrix_keymap_data board_map_data = {
+	.keymap			= board_keymap,
+	.keymap_size		= ARRAY_SIZE(board_keymap),
 };
 
 static struct twl4030_keypad_data zoom2_kp_twl4030_data = {
+	.keymap_data	= &board_map_data,
 	.rows		= 8,
 	.cols		= 8,
-	.keymap		= zoom2_twl4030_keymap,
-	.keymapsize	= ARRAY_SIZE(zoom2_twl4030_keymap),
 	.rep		= 1,
 };
 
@@ -209,7 +213,8 @@ static void __init omap_zoom2_init_irq(void)
 {
 	omap_board_config = zoom2_config;
 	omap_board_config_size = ARRAY_SIZE(zoom2_config);
-	omap2_init_common_hw(NULL, NULL);
+	omap2_init_common_hw(mt46h32m32lf6_sdrc_params,
+				 mt46h32m32lf6_sdrc_params);
 	omap_init_irq();
 	omap_gpio_init();
 }
diff --git a/arch/arm/mach-omap2/clock24xx.c b/arch/arm/mach-omap2/clock24xx.c
index bc5d3ac66611..e2dbedd581e8 100644
--- a/arch/arm/mach-omap2/clock24xx.c
+++ b/arch/arm/mach-omap2/clock24xx.c
@@ -769,6 +769,7 @@ int __init omap2_clk_init(void)
 		if (c->cpu & cpu_mask) {
 			clkdev_add(&c->lk);
 			clk_register(c->lk.clk);
+			omap2_init_clk_clkdm(c->lk.clk);
 		}
 
 	/* Check the MPU rate set by bootloader */
diff --git a/arch/arm/mach-omap2/clock34xx.c b/arch/arm/mach-omap2/clock34xx.c
index fafcd32e6907..7c5c00df3c70 100644
--- a/arch/arm/mach-omap2/clock34xx.c
+++ b/arch/arm/mach-omap2/clock34xx.c
@@ -338,6 +338,13 @@ static struct omap_clk omap34xx_clks[] = {
  */
 #define SDRC_MPURATE_LOOPS		96
 
+/*
+ * DPLL5_FREQ_FOR_USBHOST: USBHOST and USBTLL are the only clocks
+ * that are sourced by DPLL5, and both of these require this clock
+ * to be at 120 MHz for proper operation.
+ */
+#define DPLL5_FREQ_FOR_USBHOST		120000000
+
 /**
  * omap3430es2_clk_ssi_find_idlest - return CM_IDLEST info for SSI
  * @clk: struct clk * being enabled
@@ -466,7 +473,7 @@ static u16 _omap3_dpll_compute_freqsel(struct clk *clk, u8 n)
 	unsigned long fint;
 	u16 f = 0;
 
-	fint = clk->dpll_data->clk_ref->rate / (n + 1);
+	fint = clk->dpll_data->clk_ref->rate / n;
 
 	pr_debug("clock: fint is %lu\n", fint);
 
@@ -1056,6 +1063,28 @@ void omap2_clk_prepare_for_reboot(void)
 #endif
 }
 
+static void omap3_clk_lock_dpll5(void)
+{
+	struct clk *dpll5_clk;
+	struct clk *dpll5_m2_clk;
+
+	dpll5_clk = clk_get(NULL, "dpll5_ck");
+	clk_set_rate(dpll5_clk, DPLL5_FREQ_FOR_USBHOST);
+	clk_enable(dpll5_clk);
+
+	/* Enable autoidle to allow it to enter low power bypass */
+	omap3_dpll_allow_idle(dpll5_clk);
+
+	/* Program dpll5_m2_clk divider for no division */
+	dpll5_m2_clk = clk_get(NULL, "dpll5_m2_ck");
+	clk_enable(dpll5_m2_clk);
+	clk_set_rate(dpll5_m2_clk, DPLL5_FREQ_FOR_USBHOST);
+
+	clk_disable(dpll5_m2_clk);
+	clk_disable(dpll5_clk);
+	return;
+}
+
 /* REVISIT: Move this init stuff out into clock.c */
 
 /*
@@ -1148,6 +1177,12 @@ int __init omap2_clk_init(void)
 	 */
 	clk_enable_init_clocks();
 
+	/*
+	 * Lock DPLL5 and put it in autoidle.
+	 */
+	if (omap_rev() >= OMAP3430_REV_ES2_0)
+		omap3_clk_lock_dpll5();
+
 	/* Avoid sleeping during omap2_clk_prepare_for_reboot() */
 	/* REVISIT: not yet ready for 343x */
 #if 0
diff --git a/arch/arm/mach-omap2/clock34xx.h b/arch/arm/mach-omap2/clock34xx.h
index c8119781e00a..9565c05bebd2 100644
--- a/arch/arm/mach-omap2/clock34xx.h
+++ b/arch/arm/mach-omap2/clock34xx.h
@@ -489,9 +489,9 @@ static struct clk core_ck = {
 static struct clk dpll3_m2x2_ck = {
 	.name		= "dpll3_m2x2_ck",
 	.ops		= &clkops_null,
-	.parent		= &dpll3_x2_ck,
+	.parent		= &dpll3_m2_ck,
 	.clkdm_name	= "dpll3_clkdm",
-	.recalc		= &followparent_recalc,
+	.recalc		= &omap3_clkoutx2_recalc,
 };
 
 /* The PWRDN bit is apparently only available on 3430ES2 and above */
diff --git a/arch/arm/mach-omap2/clockdomain.c b/arch/arm/mach-omap2/clockdomain.c
index 4ef7b4f5474e..58aff8485df9 100644
--- a/arch/arm/mach-omap2/clockdomain.c
+++ b/arch/arm/mach-omap2/clockdomain.c
@@ -137,6 +137,36 @@ static void _clkdm_del_autodeps(struct clockdomain *clkdm)
 	}
 }
 
+/*
+ * _omap2_clkdm_set_hwsup - set the hwsup idle transition bit
+ * @clkdm: struct clockdomain *
+ * @enable: int 0 to disable, 1 to enable
+ *
+ * Internal helper for actually switching the bit that controls hwsup
+ * idle transitions for clkdm.
+ */
+static void _omap2_clkdm_set_hwsup(struct clockdomain *clkdm, int enable)
+{
+	u32 v;
+
+	if (cpu_is_omap24xx()) {
+		if (enable)
+			v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
+		else
+			v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
+	} else if (cpu_is_omap34xx()) {
+		if (enable)
+			v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
+		else
+			v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO;
+	} else {
+		BUG();
+	}
+
+	cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
+			    v << __ffs(clkdm->clktrctrl_mask),
+			    clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
+}
 
 static struct clockdomain *_clkdm_lookup(const char *name)
 {
@@ -456,8 +486,6 @@ int omap2_clkdm_wakeup(struct clockdomain *clkdm)
  */
 void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
 {
-	u32 v;
-
 	if (!clkdm)
 		return;
 
@@ -473,18 +501,7 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
 	if (atomic_read(&clkdm->usecount) > 0)
 		_clkdm_add_autodeps(clkdm);
 
-	if (cpu_is_omap24xx())
-		v = OMAP24XX_CLKSTCTRL_ENABLE_AUTO;
-	else if (cpu_is_omap34xx())
-		v = OMAP34XX_CLKSTCTRL_ENABLE_AUTO;
-	else
-		BUG();
-
-
-	cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
-			    v << __ffs(clkdm->clktrctrl_mask),
-			    clkdm->pwrdm.ptr->prcm_offs,
-			    CM_CLKSTCTRL);
+	_omap2_clkdm_set_hwsup(clkdm, 1);
 
 	pwrdm_clkdm_state_switch(clkdm);
 }
@@ -500,8 +517,6 @@ void omap2_clkdm_allow_idle(struct clockdomain *clkdm)
  */
 void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
 {
-	u32 v;
-
 	if (!clkdm)
 		return;
 
@@ -514,16 +529,7 @@ void omap2_clkdm_deny_idle(struct clockdomain *clkdm)
 	pr_debug("clockdomain: disabling automatic idle transitions for %s\n",
 		 clkdm->name);
 
-	if (cpu_is_omap24xx())
-		v = OMAP24XX_CLKSTCTRL_DISABLE_AUTO;
-	else if (cpu_is_omap34xx())
-		v = OMAP34XX_CLKSTCTRL_DISABLE_AUTO;
-	else
-		BUG();
-
-	cm_rmw_mod_reg_bits(clkdm->clktrctrl_mask,
-			    v << __ffs(clkdm->clktrctrl_mask),
-			    clkdm->pwrdm.ptr->prcm_offs, CM_CLKSTCTRL);
+	_omap2_clkdm_set_hwsup(clkdm, 0);
 
 	if (atomic_read(&clkdm->usecount) > 0)
 		_clkdm_del_autodeps(clkdm);
@@ -569,10 +575,14 @@ int omap2_clkdm_clk_enable(struct clockdomain *clkdm, struct clk *clk)
 	v = omap2_clkdm_clktrctrl_read(clkdm);
 
 	if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
-	    (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+	    (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) {
+		/* Disable HW transitions when we are changing deps */
+		_omap2_clkdm_set_hwsup(clkdm, 0);
 		_clkdm_add_autodeps(clkdm);
-	else
+		_omap2_clkdm_set_hwsup(clkdm, 1);
+	} else {
 		omap2_clkdm_wakeup(clkdm);
+	}
 
 	pwrdm_wait_transition(clkdm->pwrdm.ptr);
 	pwrdm_clkdm_state_switch(clkdm);
@@ -623,10 +633,14 @@ int omap2_clkdm_clk_disable(struct clockdomain *clkdm, struct clk *clk)
 	v = omap2_clkdm_clktrctrl_read(clkdm);
 
 	if ((cpu_is_omap34xx() && v == OMAP34XX_CLKSTCTRL_ENABLE_AUTO) ||
-	    (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO))
+	    (cpu_is_omap24xx() && v == OMAP24XX_CLKSTCTRL_ENABLE_AUTO)) {
+		/* Disable HW transitions when we are changing deps */
+		_omap2_clkdm_set_hwsup(clkdm, 0);
 		_clkdm_del_autodeps(clkdm);
-	else
+		_omap2_clkdm_set_hwsup(clkdm, 1);
+	} else {
 		omap2_clkdm_sleep(clkdm);
+	}
 
 	pwrdm_clkdm_state_switch(clkdm);
 
diff --git a/arch/arm/mach-omap2/cm4xxx.c b/arch/arm/mach-omap2/cm4xxx.c
index e4ebd6d53135..4af76bb1003a 100644
--- a/arch/arm/mach-omap2/cm4xxx.c
+++ b/arch/arm/mach-omap2/cm4xxx.c
@@ -22,7 +22,6 @@
 #include <asm/atomic.h>
 
 #include "cm.h"
-#include "cm-regbits-4xxx.h"
 
 /* XXX move this to cm.h */
 /* MAX_MODULE_READY_TIME: max milliseconds for module to leave idle */
@@ -50,19 +49,7 @@
  */
 int omap4_cm_wait_idlest_ready(u32 prcm_mod, u8 prcm_dev_offs)
 {
-	int i = 0;
-	u8 cm_id;
-	u16 prcm_mod_offs;
-	u32 mask = OMAP4_PRCM_CM_CLKCTRL_IDLEST_MASK;
-
-	cm_id = prcm_mod >> OMAP4_PRCM_MOD_CM_ID_SHIFT;
-	prcm_mod_offs = prcm_mod & OMAP4_PRCM_MOD_OFFS_MASK;
-
-	while (((omap4_cm_read_mod_reg(cm_id, prcm_mod_offs, prcm_dev_offs,
-				       OMAP4_CM_CLKCTRL_DREG) & mask) != 0) &&
-	       (i++ < MAX_MODULE_READY_TIME))
-		udelay(1);
-
-	return (i < MAX_MODULE_READY_TIME) ? 0 : -EBUSY;
+	/* FIXME: Add clock manager related code */
+	return 0;
 }
 
diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c
index a2e915639b72..faf7a1e0c525 100644
--- a/arch/arm/mach-omap2/devices.c
+++ b/arch/arm/mach-omap2/devices.c
@@ -257,6 +257,11 @@ static inline void omap_init_sti(void) {}
 #define OMAP2_MCSPI3_BASE		0x480b8000
 #define OMAP2_MCSPI4_BASE		0x480ba000
 
+#define OMAP4_MCSPI1_BASE		0x48098100
+#define OMAP4_MCSPI2_BASE		0x4809a100
+#define OMAP4_MCSPI3_BASE		0x480b8100
+#define OMAP4_MCSPI4_BASE		0x480ba100
+
 static struct omap2_mcspi_platform_config omap2_mcspi1_config = {
 	.num_cs		= 4,
 };
@@ -301,7 +306,8 @@ static struct platform_device omap2_mcspi2 = {
 	},
 };
 
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
+	defined(CONFIG_ARCH_OMAP4)
 static struct omap2_mcspi_platform_config omap2_mcspi3_config = {
 	.num_cs		= 2,
 };
@@ -325,7 +331,7 @@ static struct platform_device omap2_mcspi3 = {
 };
 #endif
 
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 static struct omap2_mcspi_platform_config omap2_mcspi4_config = {
 	.num_cs		= 1,
 };
@@ -349,18 +355,60 @@ static struct platform_device omap2_mcspi4 = {
 };
 #endif
 
+#ifdef CONFIG_ARCH_OMAP4
+static inline void omap4_mcspi_fixup(void)
+{
+	omap2_mcspi1_resources[0].start	= OMAP4_MCSPI1_BASE;
+	omap2_mcspi1_resources[0].end	= OMAP4_MCSPI1_BASE + 0xff;
+	omap2_mcspi2_resources[0].start	= OMAP4_MCSPI2_BASE;
+	omap2_mcspi2_resources[0].end	= OMAP4_MCSPI2_BASE + 0xff;
+	omap2_mcspi3_resources[0].start	= OMAP4_MCSPI3_BASE;
+	omap2_mcspi3_resources[0].end	= OMAP4_MCSPI3_BASE + 0xff;
+	omap2_mcspi4_resources[0].start	= OMAP4_MCSPI4_BASE;
+	omap2_mcspi4_resources[0].end	= OMAP4_MCSPI4_BASE + 0xff;
+}
+#else
+static inline void omap4_mcspi_fixup(void)
+{
+}
+#endif
+
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) || \
+	defined(CONFIG_ARCH_OMAP4)
+static inline void omap2_mcspi3_init(void)
+{
+	platform_device_register(&omap2_mcspi3);
+}
+#else
+static inline void omap2_mcspi3_init(void)
+{
+}
+#endif
+
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
+static inline void omap2_mcspi4_init(void)
+{
+	platform_device_register(&omap2_mcspi4);
+}
+#else
+static inline void omap2_mcspi4_init(void)
+{
+}
+#endif
+
 static void omap_init_mcspi(void)
 {
+	if (cpu_is_omap44xx())
+		omap4_mcspi_fixup();
+
 	platform_device_register(&omap2_mcspi1);
 	platform_device_register(&omap2_mcspi2);
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
-	if (cpu_is_omap2430() || cpu_is_omap343x())
-		platform_device_register(&omap2_mcspi3);
-#endif
-#ifdef CONFIG_ARCH_OMAP3
-	if (cpu_is_omap343x())
-		platform_device_register(&omap2_mcspi4);
-#endif
+
+	if (cpu_is_omap2430() || cpu_is_omap343x() || cpu_is_omap44xx())
+		omap2_mcspi3_init();
+
+	if (cpu_is_omap343x() || cpu_is_omap44xx())
+		omap2_mcspi4_init();
 }
 
 #else
@@ -397,7 +445,7 @@ static inline void omap_init_sha1_md5(void) { }
 
 /*-------------------------------------------------------------------------*/
 
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 
 #define MMCHS_SYSCONFIG			0x0010
 #define MMCHS_SYSCONFIG_SWRESET		(1 << 1)
@@ -424,8 +472,8 @@ static struct platform_device dummy_pdev = {
  **/
 static void __init omap_hsmmc_reset(void)
 {
-	u32 i, nr_controllers = cpu_is_omap34xx() ? OMAP34XX_NR_MMC :
-		OMAP24XX_NR_MMC;
+	u32 i, nr_controllers = cpu_is_omap44xx() ? OMAP44XX_NR_MMC :
+		(cpu_is_omap34xx() ? OMAP34XX_NR_MMC : OMAP24XX_NR_MMC);
 
 	for (i = 0; i < nr_controllers; i++) {
 		u32 v, base = 0;
@@ -442,8 +490,21 @@ static void __init omap_hsmmc_reset(void)
 		case 2:
 			base = OMAP3_MMC3_BASE;
 			break;
+		case 3:
+			if (!cpu_is_omap44xx())
+				return;
+			base = OMAP4_MMC4_BASE;
+			break;
+		case 4:
+			if (!cpu_is_omap44xx())
+				return;
+			base = OMAP4_MMC5_BASE;
+			break;
 		}
 
+		if (cpu_is_omap44xx())
+			base += OMAP4_MMC_REG_OFFSET;
+
 		dummy_pdev.id = i;
 		dev_set_name(&dummy_pdev.dev, "mmci-omap-hs.%d", i);
 		iclk = clk_get(dev, "ick");
@@ -581,11 +642,23 @@ void __init omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
 			irq = INT_24XX_MMC2_IRQ;
 			break;
 		case 2:
-			if (!cpu_is_omap34xx())
+			if (!cpu_is_omap44xx() && !cpu_is_omap34xx())
 				return;
 			base = OMAP3_MMC3_BASE;
 			irq = INT_34XX_MMC3_IRQ;
 			break;
+		case 3:
+			if (!cpu_is_omap44xx())
+				return;
+			base = OMAP4_MMC4_BASE + OMAP4_MMC_REG_OFFSET;
+			irq = INT_44XX_MMC4_IRQ;
+			break;
+		case 4:
+			if (!cpu_is_omap44xx())
+				return;
+			base = OMAP4_MMC5_BASE + OMAP4_MMC_REG_OFFSET;
+			irq = INT_44XX_MMC5_IRQ;
+			break;
 		default:
 			continue;
 		}
@@ -593,8 +666,15 @@ void __init omap2_init_mmc(struct omap_mmc_platform_data **mmc_data,
 		if (cpu_is_omap2420()) {
 			size = OMAP2420_MMC_SIZE;
 			name = "mmci-omap";
+		} else if (cpu_is_omap44xx()) {
+			if (i < 3) {
+				base += OMAP4_MMC_REG_OFFSET;
+				irq += IRQ_GIC_START;
+			}
+			size = OMAP4_HSMMC_SIZE;
+			name = "mmci-omap-hs";
 		} else {
-			size = HSMMC_SIZE;
+			size = OMAP3_HSMMC_SIZE;
 			name = "mmci-omap-hs";
 		}
 		omap_mmc_add(name, i, base, size, irq, mmc_data[i]);
diff --git a/arch/arm/mach-omap2/gpmc.c b/arch/arm/mach-omap2/gpmc.c
index f91934b2b092..f3c992e29651 100644
--- a/arch/arm/mach-omap2/gpmc.c
+++ b/arch/arm/mach-omap2/gpmc.c
@@ -57,6 +57,11 @@
 #define GPMC_CHUNK_SHIFT	24		/* 16 MB */
 #define GPMC_SECTION_SHIFT	28		/* 128 MB */
 
+#define PREFETCH_FIFOTHRESHOLD	(0x40 << 8)
+#define CS_NUM_SHIFT		24
+#define ENABLE_PREFETCH		(0x1 << 7)
+#define DMA_MPU_MODE		2
+
 static struct resource	gpmc_mem_root;
 static struct resource	gpmc_cs_mem[GPMC_CS_NUM];
 static DEFINE_SPINLOCK(gpmc_mem_lock);
@@ -361,7 +366,7 @@ int gpmc_cs_request(int cs, unsigned long size, unsigned long *base)
 	if (r < 0)
 		goto out;
 
-	gpmc_cs_enable_mem(cs, res->start, res->end - res->start + 1);
+	gpmc_cs_enable_mem(cs, res->start, resource_size(res));
 	*base = res->start;
 	gpmc_cs_set_reserved(cs, 1);
 out:
@@ -373,7 +378,7 @@ EXPORT_SYMBOL(gpmc_cs_request);
 void gpmc_cs_free(int cs)
 {
 	spin_lock(&gpmc_mem_lock);
-	if (cs >= GPMC_CS_NUM || !gpmc_cs_reserved(cs)) {
+	if (cs >= GPMC_CS_NUM || cs < 0 || !gpmc_cs_reserved(cs)) {
 		printk(KERN_ERR "Trying to free non-reserved GPMC CS%d\n", cs);
 		BUG();
 		spin_unlock(&gpmc_mem_lock);
@@ -386,6 +391,63 @@ void gpmc_cs_free(int cs)
 }
 EXPORT_SYMBOL(gpmc_cs_free);
 
+/**
+ * gpmc_prefetch_enable - configures and starts prefetch transfer
+ * @cs: nand cs (chip select) number
+ * @dma_mode: dma mode enable (1) or disable (0)
+ * @u32_count: number of bytes to be transferred
+ * @is_write: prefetch read(0) or write post(1) mode
+ */
+int gpmc_prefetch_enable(int cs, int dma_mode,
+				unsigned int u32_count, int is_write)
+{
+	uint32_t prefetch_config1;
+
+	if (!(gpmc_read_reg(GPMC_PREFETCH_CONTROL))) {
+		/* Set the amount of bytes to be prefetched */
+		gpmc_write_reg(GPMC_PREFETCH_CONFIG2, u32_count);
+
+		/* Set dma/mpu mode, the prefetch read / post write and
+		 * enable the engine. Set which cs is has requested for.
+		 */
+		prefetch_config1 = ((cs << CS_NUM_SHIFT) |
+					PREFETCH_FIFOTHRESHOLD |
+					ENABLE_PREFETCH |
+					(dma_mode << DMA_MPU_MODE) |
+					(0x1 & is_write));
+		gpmc_write_reg(GPMC_PREFETCH_CONFIG1, prefetch_config1);
+	} else {
+		return -EBUSY;
+	}
+	/*  Start the prefetch engine */
+	gpmc_write_reg(GPMC_PREFETCH_CONTROL, 0x1);
+
+	return 0;
+}
+EXPORT_SYMBOL(gpmc_prefetch_enable);
+
+/**
+ * gpmc_prefetch_reset - disables and stops the prefetch engine
+ */
+void gpmc_prefetch_reset(void)
+{
+	/* Stop the PFPW engine */
+	gpmc_write_reg(GPMC_PREFETCH_CONTROL, 0x0);
+
+	/* Reset/disable the PFPW engine */
+	gpmc_write_reg(GPMC_PREFETCH_CONFIG1, 0x0);
+}
+EXPORT_SYMBOL(gpmc_prefetch_reset);
+
+/**
+ * gpmc_prefetch_status - reads prefetch status of engine
+ */
+int  gpmc_prefetch_status(void)
+{
+	return gpmc_read_reg(GPMC_PREFETCH_STATUS);
+}
+EXPORT_SYMBOL(gpmc_prefetch_status);
+
 static void __init gpmc_mem_init(void)
 {
 	int cs;
@@ -452,6 +514,5 @@ void __init gpmc_init(void)
 	l &= 0x03 << 3;
 	l |= (0x02 << 3) | (1 << 0);
 	gpmc_write_reg(GPMC_SYSCONFIG, l);
-
 	gpmc_mem_init();
 }
diff --git a/arch/arm/mach-omap2/io.c b/arch/arm/mach-omap2/io.c
index 7574b6f20e8e..56be87d13edb 100644
--- a/arch/arm/mach-omap2/io.c
+++ b/arch/arm/mach-omap2/io.c
@@ -294,15 +294,17 @@ void __init omap2_init_common_hw(struct omap_sdrc_params *sdrc_cs0,
 	else if (cpu_is_omap34xx())
 		hwmods = omap34xx_hwmods;
 
-	omap_hwmod_init(hwmods);
-	omap2_mux_init();
 #ifndef CONFIG_ARCH_OMAP4 /* FIXME: Remove this once the clkdev is ready */
 	/* The OPP tables have to be registered before a clk init */
+	omap_hwmod_init(hwmods);
+	omap2_mux_init();
 	omap_pm_if_early_init(mpu_opps, dsp_opps, l3_opps);
 	pwrdm_init(powerdomains_omap);
 	clkdm_init(clockdomains_omap, clkdm_pwrdm_autodeps);
 	omap2_clk_init();
+#endif
 	omap_serial_early_init();
+#ifndef CONFIG_ARCH_OMAP4
 	omap_hwmod_late_init();
 	omap_pm_if_init();
 	omap2_sdrc_init(sdrc_cs0, sdrc_cs1);
diff --git a/arch/arm/mach-omap2/iommu2.c b/arch/arm/mach-omap2/iommu2.c
index 2d9b5cc981cd..4a0e1cd5c1f4 100644
--- a/arch/arm/mach-omap2/iommu2.c
+++ b/arch/arm/mach-omap2/iommu2.c
@@ -79,7 +79,7 @@ static int omap2_iommu_enable(struct iommu *obj)
 		l = iommu_read_reg(obj, MMU_SYSSTATUS);
 		if (l & MMU_SYS_RESETDONE)
 			break;
-	} while (time_after(jiffies, timeout));
+	} while (!time_after(jiffies, timeout));
 
 	if (!(l & MMU_SYS_RESETDONE)) {
 		dev_err(obj->dev, "can't take mmu out of reset\n");
diff --git a/arch/arm/mach-omap2/mailbox.c b/arch/arm/mach-omap2/mailbox.c
index 6f71f3730c97..ef57b38a56a4 100644
--- a/arch/arm/mach-omap2/mailbox.c
+++ b/arch/arm/mach-omap2/mailbox.c
@@ -30,6 +30,14 @@
 #define MAILBOX_IRQ_NEWMSG(u)		(1 << (2 * (u)))
 #define MAILBOX_IRQ_NOTFULL(u)		(1 << (2 * (u) + 1))
 
+/* SYSCONFIG: register bit definition */
+#define AUTOIDLE	(1 << 0)
+#define SOFTRESET	(1 << 1)
+#define SMARTIDLE	(2 << 3)
+
+/* SYSSTATUS: register bit definition */
+#define RESETDONE	(1 << 0)
+
 #define MBOX_REG_SIZE			0x120
 #define MBOX_NR_REGS			(MBOX_REG_SIZE / sizeof(u32))
 
@@ -69,21 +77,33 @@ static inline void mbox_write_reg(u32 val, size_t ofs)
 /* Mailbox H/W preparations */
 static int omap2_mbox_startup(struct omap_mbox *mbox)
 {
-	unsigned int l;
+	u32 l;
+	unsigned long timeout;
 
 	mbox_ick_handle = clk_get(NULL, "mailboxes_ick");
 	if (IS_ERR(mbox_ick_handle)) {
-		printk("Could not get mailboxes_ick\n");
+		pr_err("Can't get mailboxes_ick\n");
 		return -ENODEV;
 	}
 	clk_enable(mbox_ick_handle);
 
+	mbox_write_reg(SOFTRESET, MAILBOX_SYSCONFIG);
+	timeout = jiffies + msecs_to_jiffies(20);
+	do {
+		l = mbox_read_reg(MAILBOX_SYSSTATUS);
+		if (l & RESETDONE)
+			break;
+	} while (!time_after(jiffies, timeout));
+
+	if (!(l & RESETDONE)) {
+		pr_err("Can't take mmu out of reset\n");
+		return -ENODEV;
+	}
+
 	l = mbox_read_reg(MAILBOX_REVISION);
 	pr_info("omap mailbox rev %d.%d\n", (l & 0xf0) >> 4, (l & 0x0f));
 
-	/* set smart-idle & autoidle */
-	l = mbox_read_reg(MAILBOX_SYSCONFIG);
-	l |= 0x00000011;
+	l = SMARTIDLE | AUTOIDLE;
 	mbox_write_reg(l, MAILBOX_SYSCONFIG);
 
 	omap2_mbox_enable_irq(mbox, IRQ_RX);
@@ -156,6 +176,9 @@ static void omap2_mbox_ack_irq(struct omap_mbox *mbox,
 	u32 bit = (irq == IRQ_TX) ? p->notfull_bit : p->newmsg_bit;
 
 	mbox_write_reg(bit, p->irqstatus);
+
+	/* Flush posted write for irq status to avoid spurious interrupts */
+	mbox_read_reg(p->irqstatus);
 }
 
 static int omap2_mbox_is_irq(struct omap_mbox *mbox,
@@ -277,7 +300,7 @@ static int __devinit omap2_mbox_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "invalid mem resource\n");
 		return -ENODEV;
 	}
-	mbox_base = ioremap(res->start, res->end - res->start);
+	mbox_base = ioremap(res->start, resource_size(res));
 	if (!mbox_base)
 		return -ENOMEM;
 
diff --git a/arch/arm/mach-omap2/mmc-twl4030.c b/arch/arm/mach-omap2/mmc-twl4030.c
index 3c04c2f1b23f..c9c59a2db4e2 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.c
+++ b/arch/arm/mach-omap2/mmc-twl4030.c
@@ -198,6 +198,18 @@ static int twl_mmc_resume(struct device *dev, int slot)
 #define twl_mmc_resume	NULL
 #endif
 
+#if defined(CONFIG_ARCH_OMAP3) && defined(CONFIG_PM)
+
+static int twl4030_mmc_get_context_loss(struct device *dev)
+{
+	/* FIXME: PM DPS not implemented yet */
+	return 0;
+}
+
+#else
+#define twl4030_mmc_get_context_loss NULL
+#endif
+
 static int twl_mmc1_set_power(struct device *dev, int slot, int power_on,
 				int vdd)
 {
@@ -328,6 +340,61 @@ static int twl_mmc23_set_power(struct device *dev, int slot, int power_on, int v
 	return ret;
 }
 
+static int twl_mmc1_set_sleep(struct device *dev, int slot, int sleep, int vdd,
+			      int cardsleep)
+{
+	struct twl_mmc_controller *c = &hsmmc[0];
+	int mode = sleep ? REGULATOR_MODE_STANDBY : REGULATOR_MODE_NORMAL;
+
+	return regulator_set_mode(c->vcc, mode);
+}
+
+static int twl_mmc23_set_sleep(struct device *dev, int slot, int sleep, int vdd,
+			       int cardsleep)
+{
+	struct twl_mmc_controller *c = NULL;
+	struct omap_mmc_platform_data *mmc = dev->platform_data;
+	int i, err, mode;
+
+	for (i = 1; i < ARRAY_SIZE(hsmmc); i++) {
+		if (mmc == hsmmc[i].mmc) {
+			c = &hsmmc[i];
+			break;
+		}
+	}
+
+	if (c == NULL)
+		return -ENODEV;
+
+	/*
+	 * If we don't see a Vcc regulator, assume it's a fixed
+	 * voltage always-on regulator.
+	 */
+	if (!c->vcc)
+		return 0;
+
+	mode = sleep ? REGULATOR_MODE_STANDBY : REGULATOR_MODE_NORMAL;
+
+	if (!c->vcc_aux)
+		return regulator_set_mode(c->vcc, mode);
+
+	if (cardsleep) {
+		/* VCC can be turned off if card is asleep */
+		struct regulator *vcc_aux = c->vcc_aux;
+
+		c->vcc_aux = NULL;
+		if (sleep)
+			err = twl_mmc23_set_power(dev, slot, 0, 0);
+		else
+			err = twl_mmc23_set_power(dev, slot, 1, vdd);
+		c->vcc_aux = vcc_aux;
+	} else
+		err = regulator_set_mode(c->vcc, mode);
+	if (err)
+		return err;
+	return regulator_set_mode(c->vcc_aux, mode);
+}
+
 static struct omap_mmc_platform_data *hsmmc_data[OMAP34XX_NR_MMC] __initdata;
 
 void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
@@ -390,6 +457,9 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 		} else
 			mmc->slots[0].switch_pin = -EINVAL;
 
+		mmc->get_context_loss_count =
+				twl4030_mmc_get_context_loss;
+
 		/* write protect normally uses an OMAP gpio */
 		if (gpio_is_valid(c->gpio_wp)) {
 			gpio_request(c->gpio_wp, "mmc_wp");
@@ -400,6 +470,12 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 		} else
 			mmc->slots[0].gpio_wp = -EINVAL;
 
+		if (c->nonremovable)
+			mmc->slots[0].nonremovable = 1;
+
+		if (c->power_saving)
+			mmc->slots[0].power_saving = 1;
+
 		/* NOTE:  MMC slots should have a Vcc regulator set up.
 		 * This may be from a TWL4030-family chip, another
 		 * controllable regulator, or a fixed supply.
@@ -412,6 +488,7 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 		case 1:
 			/* on-chip level shifting via PBIAS0/PBIAS1 */
 			mmc->slots[0].set_power = twl_mmc1_set_power;
+			mmc->slots[0].set_sleep = twl_mmc1_set_sleep;
 			break;
 		case 2:
 			if (c->ext_clock)
@@ -422,6 +499,7 @@ void __init twl4030_mmc_init(struct twl4030_hsmmc_info *controllers)
 		case 3:
 			/* off-chip level shifting, or none */
 			mmc->slots[0].set_power = twl_mmc23_set_power;
+			mmc->slots[0].set_sleep = twl_mmc23_set_sleep;
 			break;
 		default:
 			pr_err("MMC%d configuration not supported!\n", c->mmc);
diff --git a/arch/arm/mach-omap2/mmc-twl4030.h b/arch/arm/mach-omap2/mmc-twl4030.h
index 3807c45c9a6c..a47e68563fb6 100644
--- a/arch/arm/mach-omap2/mmc-twl4030.h
+++ b/arch/arm/mach-omap2/mmc-twl4030.h
@@ -12,6 +12,8 @@ struct twl4030_hsmmc_info {
 	bool	transceiver;	/* MMC-2 option */
 	bool	ext_clock;	/* use external pin for input clock */
 	bool	cover_only;	/* No card detect - just cover switch */
+	bool	nonremovable;	/* Nonremovable e.g. eMMC */
+	bool	power_saving;	/* Try to sleep or power off when possible */
 	int	gpio_cd;	/* or -EINVAL */
 	int	gpio_wp;	/* or -EINVAL */
 	char	*name;		/* or NULL for default */
diff --git a/arch/arm/mach-omap2/mux.c b/arch/arm/mach-omap2/mux.c
index 2daa595aaff4..b5fac32aae70 100644
--- a/arch/arm/mach-omap2/mux.c
+++ b/arch/arm/mach-omap2/mux.c
@@ -460,6 +460,8 @@ MUX_CFG_34XX("AF26_34XX_GPIO0", 0x1e0,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT)
 MUX_CFG_34XX("AF22_34XX_GPIO9", 0xa18,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT)
+MUX_CFG_34XX("AG9_34XX_GPIO23", 0x5ee,
+		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT)
 MUX_CFG_34XX("AH8_34XX_GPIO29", 0x5fa,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_INPUT)
 MUX_CFG_34XX("U8_34XX_GPIO54_OUT", 0x0b4,
@@ -472,6 +474,8 @@ MUX_CFG_34XX("G25_34XX_GPIO86_OUT", 0x0fc,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)
 MUX_CFG_34XX("AG4_34XX_GPIO134_OUT", 0x160,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)
+MUX_CFG_34XX("AF4_34XX_GPIO135_OUT", 0x162,
+		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)
 MUX_CFG_34XX("AE4_34XX_GPIO136_OUT", 0x164,
 		OMAP34XX_MUX_MODE4 | OMAP34XX_PIN_OUTPUT)
 MUX_CFG_34XX("AF6_34XX_GPIO140_UP", 0x16c,
diff --git a/arch/arm/mach-omap2/pm-debug.c b/arch/arm/mach-omap2/pm-debug.c
index 1b4c1600f8d8..2fc4d6abbd0a 100644
--- a/arch/arm/mach-omap2/pm-debug.c
+++ b/arch/arm/mach-omap2/pm-debug.c
@@ -541,7 +541,7 @@ static int __init pm_dbg_init(void)
 		printk(KERN_ERR "%s: only OMAP3 supported\n", __func__);
 		return -ENODEV;
 	}
-		
+
 	d = debugfs_create_dir("pm_debug", NULL);
 	if (IS_ERR(d))
 		return PTR_ERR(d);
@@ -551,7 +551,7 @@ static int __init pm_dbg_init(void)
 	(void) debugfs_create_file("time", S_IRUGO,
 		d, (void *)DEBUG_FILE_TIMERS, &debug_fops);
 
-	pwrdm_for_each(pwrdms_setup, (void *)d);
+	pwrdm_for_each_nolock(pwrdms_setup, (void *)d);
 
 	pm_dbg_dir = debugfs_create_dir("registers", d);
 	if (IS_ERR(pm_dbg_dir))
diff --git a/arch/arm/mach-omap2/pm34xx.c b/arch/arm/mach-omap2/pm34xx.c
index 0ff5a6c53aa0..89463190923a 100644
--- a/arch/arm/mach-omap2/pm34xx.c
+++ b/arch/arm/mach-omap2/pm34xx.c
@@ -51,97 +51,112 @@ static void (*_omap_sram_idle)(u32 *addr, int save_state);
 
 static struct powerdomain *mpu_pwrdm;
 
-/* PRCM Interrupt Handler for wakeups */
-static irqreturn_t prcm_interrupt_handler (int irq, void *dev_id)
+/*
+ * PRCM Interrupt Handler Helper Function
+ *
+ * The purpose of this function is to clear any wake-up events latched
+ * in the PRCM PM_WKST_x registers. It is possible that a wake-up event
+ * may occur whilst attempting to clear a PM_WKST_x register and thus
+ * set another bit in this register. A while loop is used to ensure
+ * that any peripheral wake-up events occurring while attempting to
+ * clear the PM_WKST_x are detected and cleared.
+ */
+static int prcm_clear_mod_irqs(s16 module, u8 regs)
 {
-	u32 wkst, irqstatus_mpu;
-	u32 fclk, iclk;
-
-	/* WKUP */
-	wkst = prm_read_mod_reg(WKUP_MOD, PM_WKST);
+	u32 wkst, fclk, iclk, clken;
+	u16 wkst_off = (regs == 3) ? OMAP3430ES2_PM_WKST3 : PM_WKST1;
+	u16 fclk_off = (regs == 3) ? OMAP3430ES2_CM_FCLKEN3 : CM_FCLKEN1;
+	u16 iclk_off = (regs == 3) ? CM_ICLKEN3 : CM_ICLKEN1;
+	u16 grpsel_off = (regs == 3) ?
+		OMAP3430ES2_PM_MPUGRPSEL3 : OMAP3430_PM_MPUGRPSEL;
+	int c = 0;
+
+	wkst = prm_read_mod_reg(module, wkst_off);
+	wkst &= prm_read_mod_reg(module, grpsel_off);
 	if (wkst) {
-		iclk = cm_read_mod_reg(WKUP_MOD, CM_ICLKEN);
-		fclk = cm_read_mod_reg(WKUP_MOD, CM_FCLKEN);
-		cm_set_mod_reg_bits(wkst, WKUP_MOD, CM_ICLKEN);
-		cm_set_mod_reg_bits(wkst, WKUP_MOD, CM_FCLKEN);
-		prm_write_mod_reg(wkst, WKUP_MOD, PM_WKST);
-		while (prm_read_mod_reg(WKUP_MOD, PM_WKST))
-			cpu_relax();
-		cm_write_mod_reg(iclk, WKUP_MOD, CM_ICLKEN);
-		cm_write_mod_reg(fclk, WKUP_MOD, CM_FCLKEN);
+		iclk = cm_read_mod_reg(module, iclk_off);
+		fclk = cm_read_mod_reg(module, fclk_off);
+		while (wkst) {
+			clken = wkst;
+			cm_set_mod_reg_bits(clken, module, iclk_off);
+			/*
+			 * For USBHOST, we don't know whether HOST1 or
+			 * HOST2 woke us up, so enable both f-clocks
+			 */
+			if (module == OMAP3430ES2_USBHOST_MOD)
+				clken |= 1 << OMAP3430ES2_EN_USBHOST2_SHIFT;
+			cm_set_mod_reg_bits(clken, module, fclk_off);
+			prm_write_mod_reg(wkst, module, wkst_off);
+			wkst = prm_read_mod_reg(module, wkst_off);
+			c++;
+		}
+		cm_write_mod_reg(iclk, module, iclk_off);
+		cm_write_mod_reg(fclk, module, fclk_off);
 	}
 
-	/* CORE */
-	wkst = prm_read_mod_reg(CORE_MOD, PM_WKST1);
-	if (wkst) {
-		iclk = cm_read_mod_reg(CORE_MOD, CM_ICLKEN1);
-		fclk = cm_read_mod_reg(CORE_MOD, CM_FCLKEN1);
-		cm_set_mod_reg_bits(wkst, CORE_MOD, CM_ICLKEN1);
-		cm_set_mod_reg_bits(wkst, CORE_MOD, CM_FCLKEN1);
-		prm_write_mod_reg(wkst, CORE_MOD, PM_WKST1);
-		while (prm_read_mod_reg(CORE_MOD, PM_WKST1))
-			cpu_relax();
-		cm_write_mod_reg(iclk, CORE_MOD, CM_ICLKEN1);
-		cm_write_mod_reg(fclk, CORE_MOD, CM_FCLKEN1);
-	}
-	wkst = prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_WKST3);
-	if (wkst) {
-		iclk = cm_read_mod_reg(CORE_MOD, CM_ICLKEN3);
-		fclk = cm_read_mod_reg(CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
-		cm_set_mod_reg_bits(wkst, CORE_MOD, CM_ICLKEN3);
-		cm_set_mod_reg_bits(wkst, CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
-		prm_write_mod_reg(wkst, CORE_MOD, OMAP3430ES2_PM_WKST3);
-		while (prm_read_mod_reg(CORE_MOD, OMAP3430ES2_PM_WKST3))
-			cpu_relax();
-		cm_write_mod_reg(iclk, CORE_MOD, CM_ICLKEN3);
-		cm_write_mod_reg(fclk, CORE_MOD, OMAP3430ES2_CM_FCLKEN3);
-	}
+	return c;
+}
 
-	/* PER */
-	wkst = prm_read_mod_reg(OMAP3430_PER_MOD, PM_WKST);
-	if (wkst) {
-		iclk = cm_read_mod_reg(OMAP3430_PER_MOD, CM_ICLKEN);
-		fclk = cm_read_mod_reg(OMAP3430_PER_MOD, CM_FCLKEN);
-		cm_set_mod_reg_bits(wkst, OMAP3430_PER_MOD, CM_ICLKEN);
-		cm_set_mod_reg_bits(wkst, OMAP3430_PER_MOD, CM_FCLKEN);
-		prm_write_mod_reg(wkst, OMAP3430_PER_MOD, PM_WKST);
-		while (prm_read_mod_reg(OMAP3430_PER_MOD, PM_WKST))
-			cpu_relax();
-		cm_write_mod_reg(iclk, OMAP3430_PER_MOD, CM_ICLKEN);
-		cm_write_mod_reg(fclk, OMAP3430_PER_MOD, CM_FCLKEN);
-	}
+static int _prcm_int_handle_wakeup(void)
+{
+	int c;
 
+	c = prcm_clear_mod_irqs(WKUP_MOD, 1);
+	c += prcm_clear_mod_irqs(CORE_MOD, 1);
+	c += prcm_clear_mod_irqs(OMAP3430_PER_MOD, 1);
 	if (omap_rev() > OMAP3430_REV_ES1_0) {
-		/* USBHOST */
-		wkst = prm_read_mod_reg(OMAP3430ES2_USBHOST_MOD, PM_WKST);
-		if (wkst) {
-			iclk = cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
-					       CM_ICLKEN);
-			fclk = cm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
-					       CM_FCLKEN);
-			cm_set_mod_reg_bits(wkst, OMAP3430ES2_USBHOST_MOD,
-					    CM_ICLKEN);
-			cm_set_mod_reg_bits(wkst, OMAP3430ES2_USBHOST_MOD,
-					    CM_FCLKEN);
-			prm_write_mod_reg(wkst, OMAP3430ES2_USBHOST_MOD,
-					  PM_WKST);
-			while (prm_read_mod_reg(OMAP3430ES2_USBHOST_MOD,
-						PM_WKST))
-				cpu_relax();
-			cm_write_mod_reg(iclk, OMAP3430ES2_USBHOST_MOD,
-					 CM_ICLKEN);
-			cm_write_mod_reg(fclk, OMAP3430ES2_USBHOST_MOD,
-					 CM_FCLKEN);
-		}
+		c += prcm_clear_mod_irqs(CORE_MOD, 3);
+		c += prcm_clear_mod_irqs(OMAP3430ES2_USBHOST_MOD, 1);
 	}
 
-	irqstatus_mpu = prm_read_mod_reg(OCP_MOD,
-					 OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
-	prm_write_mod_reg(irqstatus_mpu, OCP_MOD,
-			  OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
+	return c;
+}
+
+/*
+ * PRCM Interrupt Handler
+ *
+ * The PRM_IRQSTATUS_MPU register indicates if there are any pending
+ * interrupts from the PRCM for the MPU. These bits must be cleared in
+ * order to clear the PRCM interrupt. The PRCM interrupt handler is
+ * implemented to simply clear the PRM_IRQSTATUS_MPU in order to clear
+ * the PRCM interrupt. Please note that bit 0 of the PRM_IRQSTATUS_MPU
+ * register indicates that a wake-up event is pending for the MPU and
+ * this bit can only be cleared if the all the wake-up events latched
+ * in the various PM_WKST_x registers have been cleared. The interrupt
+ * handler is implemented using a do-while loop so that if a wake-up
+ * event occurred during the processing of the prcm interrupt handler
+ * (setting a bit in the corresponding PM_WKST_x register and thus
+ * preventing us from clearing bit 0 of the PRM_IRQSTATUS_MPU register)
+ * this would be handled.
+ */
+static irqreturn_t prcm_interrupt_handler (int irq, void *dev_id)
+{
+	u32 irqstatus_mpu;
+	int c = 0;
+
+	do {
+		irqstatus_mpu = prm_read_mod_reg(OCP_MOD,
+					OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
+
+		if (irqstatus_mpu & (OMAP3430_WKUP_ST | OMAP3430_IO_ST)) {
+			c = _prcm_int_handle_wakeup();
+
+			/*
+			 * Is the MPU PRCM interrupt handler racing with the
+			 * IVA2 PRCM interrupt handler ?
+			 */
+			WARN(c == 0, "prcm: WARNING: PRCM indicated MPU wakeup "
+			     "but no wakeup sources are marked\n");
+		} else {
+			/* XXX we need to expand our PRCM interrupt handler */
+			WARN(1, "prcm: WARNING: PRCM interrupt received, but "
+			     "no code to handle it (%08x)\n", irqstatus_mpu);
+		}
+
+		prm_write_mod_reg(irqstatus_mpu, OCP_MOD,
+					OMAP3_PRM_IRQSTATUS_MPU_OFFSET);
 
-	while (prm_read_mod_reg(OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET))
-		cpu_relax();
+	} while (prm_read_mod_reg(OCP_MOD, OMAP3_PRM_IRQSTATUS_MPU_OFFSET));
 
 	return IRQ_HANDLED;
 }
@@ -624,6 +639,17 @@ static void __init prcm_setup_regs(void)
 	prm_write_mod_reg(OMAP3430_IO_EN | OMAP3430_WKUP_EN,
 			  OCP_MOD, OMAP3_PRM_IRQENABLE_MPU_OFFSET);
 
+	/* Enable wakeups in PER */
+	prm_write_mod_reg(OMAP3430_EN_GPIO2 | OMAP3430_EN_GPIO3 |
+			  OMAP3430_EN_GPIO4 | OMAP3430_EN_GPIO5 |
+			  OMAP3430_EN_GPIO6 | OMAP3430_EN_UART3,
+			  OMAP3430_PER_MOD, PM_WKEN);
+	/* and allow them to wake up MPU */
+	prm_write_mod_reg(OMAP3430_GRPSEL_GPIO2 | OMAP3430_EN_GPIO3 |
+			  OMAP3430_GRPSEL_GPIO4 | OMAP3430_EN_GPIO5 |
+			  OMAP3430_GRPSEL_GPIO6 | OMAP3430_EN_UART3,
+			  OMAP3430_PER_MOD, OMAP3430_PM_MPUGRPSEL);
+
 	/* Don't attach IVA interrupts */
 	prm_write_mod_reg(0, WKUP_MOD, OMAP3430_PM_IVAGRPSEL);
 	prm_write_mod_reg(0, CORE_MOD, OMAP3430_PM_IVAGRPSEL1);
diff --git a/arch/arm/mach-omap2/powerdomain.c b/arch/arm/mach-omap2/powerdomain.c
index 2594cbff3947..f00289abd30f 100644
--- a/arch/arm/mach-omap2/powerdomain.c
+++ b/arch/arm/mach-omap2/powerdomain.c
@@ -273,35 +273,50 @@ struct powerdomain *pwrdm_lookup(const char *name)
 }
 
 /**
- * pwrdm_for_each - call function on each registered clockdomain
+ * pwrdm_for_each_nolock - call function on each registered clockdomain
  * @fn: callback function *
  *
  * Call the supplied function for each registered powerdomain.  The
  * callback function can return anything but 0 to bail out early from
- * the iterator.  The callback function is called with the pwrdm_rwlock
- * held for reading, so no powerdomain structure manipulation
- * functions should be called from the callback, although hardware
- * powerdomain control functions are fine.  Returns the last return
- * value of the callback function, which should be 0 for success or
- * anything else to indicate failure; or -EINVAL if the function
- * pointer is null.
+ * the iterator.  Returns the last return value of the callback function, which
+ * should be 0 for success or anything else to indicate failure; or -EINVAL if
+ * the function pointer is null.
  */
-int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm, void *user),
-			void *user)
+int pwrdm_for_each_nolock(int (*fn)(struct powerdomain *pwrdm, void *user),
+				void *user)
 {
 	struct powerdomain *temp_pwrdm;
-	unsigned long flags;
 	int ret = 0;
 
 	if (!fn)
 		return -EINVAL;
 
-	read_lock_irqsave(&pwrdm_rwlock, flags);
 	list_for_each_entry(temp_pwrdm, &pwrdm_list, node) {
 		ret = (*fn)(temp_pwrdm, user);
 		if (ret)
 			break;
 	}
+
+	return ret;
+}
+
+/**
+ * pwrdm_for_each - call function on each registered clockdomain
+ * @fn: callback function *
+ *
+ * This function is the same as 'pwrdm_for_each_nolock()', but keeps the
+ * &pwrdm_rwlock locked for reading, so no powerdomain structure manipulation
+ * functions should be called from the callback, although hardware powerdomain
+ * control functions are fine.
+ */
+int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm, void *user),
+			void *user)
+{
+	unsigned long flags;
+	int ret;
+
+	read_lock_irqsave(&pwrdm_rwlock, flags);
+	ret = pwrdm_for_each_nolock(fn, user);
 	read_unlock_irqrestore(&pwrdm_rwlock, flags);
 
 	return ret;
diff --git a/arch/arm/mach-omap2/serial.c b/arch/arm/mach-omap2/serial.c
index 3a529c77daa8..54dfeb5d5667 100644
--- a/arch/arm/mach-omap2/serial.c
+++ b/arch/arm/mach-omap2/serial.c
@@ -109,16 +109,6 @@ static struct plat_serial8250_port serial_platform_data2[] = {
 		.regshift	= 2,
 		.uartclk	= OMAP24XX_BASE_BAUD * 16,
 	}, {
-#ifdef CONFIG_ARCH_OMAP4
-		.membase	= IO_ADDRESS(OMAP_UART4_BASE),
-		.mapbase	= OMAP_UART4_BASE,
-		.irq		= 70,
-		.flags		= UPF_BOOT_AUTOCONF,
-		.iotype		= UPIO_MEM,
-		.regshift	= 2,
-		.uartclk	= OMAP24XX_BASE_BAUD * 16,
-	}, {
-#endif
 		.flags		= 0
 	}
 };
@@ -126,7 +116,7 @@ static struct plat_serial8250_port serial_platform_data2[] = {
 #ifdef CONFIG_ARCH_OMAP4
 static struct plat_serial8250_port serial_platform_data3[] = {
 	{
-		.membase	= IO_ADDRESS(OMAP_UART4_BASE),
+		.membase	= OMAP2_IO_ADDRESS(OMAP_UART4_BASE),
 		.mapbase	= OMAP_UART4_BASE,
 		.irq		= 70,
 		.flags		= UPF_BOOT_AUTOCONF,
@@ -579,7 +569,7 @@ static struct omap_uart_state omap_uart[OMAP_MAX_NR_PORTS] = {
 	{
 		.pdev = {
 			.name			= "serial8250",
-			.id			= 3
+			.id			= 3,
 			.dev			= {
 				.platform_data	= serial_platform_data3,
 			},
diff --git a/arch/arm/mach-pxa/Kconfig b/arch/arm/mach-pxa/Kconfig
index 89c992b8f75b..a6f8eab14ba5 100644
--- a/arch/arm/mach-pxa/Kconfig
+++ b/arch/arm/mach-pxa/Kconfig
@@ -21,6 +21,11 @@ config CPU_PXA930
 
 config CPU_PXA935
 	bool "PXA935 (codename Tavor-P65)"
+	select CPU_PXA930
+
+config CPU_PXA950
+	bool "PXA950 (codename Tavor-PV2)"
+	select CPU_PXA930
 
 endmenu
 
@@ -79,6 +84,12 @@ config MACH_MP900C
 	bool "Nec Mobilepro 900/c"
 	select PXA25x
 
+config MACH_BALLOON3
+	bool "Balloon 3 board"
+	select PXA27x
+	select IWMMXT
+	select PXA_HAVE_BOARD_IRQS
+
 config ARCH_PXA_IDP
 	bool "Accelent Xscale IDP"
 	select PXA25x
@@ -371,6 +382,15 @@ config MACH_PALMTE2
 	  Say Y here if you intend to run this kernel on a Palm Tungsten|E2
 	  handheld computer.
 
+config MACH_PALMTC
+	bool "Palm Tungsten|C"
+	default y
+	depends on ARCH_PXA_PALM
+	select PXA25x
+	help
+	  Say Y here if you intend to run this kernel on a Palm Tungsten|C
+	  handheld computer.
+
 config MACH_PALMT5
 	bool "Palm Tungsten|T5"
 	default y
@@ -458,6 +478,7 @@ config PXA_EZX
 	select PXA27x
 	select IWMMXT
 	select HAVE_PWM
+	select PXA_HAVE_BOARD_IRQS
 
 config MACH_EZX_A780
 	bool "Motorola EZX A780"
@@ -489,6 +510,21 @@ config MACH_EZX_E2
 	default y
 	depends on PXA_EZX
 
+config MACH_XCEP
+	bool "Iskratel Electronics XCEP"
+	select PXA25x
+	select MTD
+	select MTD_PARTITIONS
+	select MTD_PHYSMAP
+	select MTD_CFI_INTELEXT
+	select MTD_CFI
+	select MTD_CHAR
+	select SMC91X
+	select PXA_SSP
+	help
+	  PXA255 based Single Board Computer with SMC 91C111 ethernet chip and 64 MB of flash.
+	  Tuned for usage in Libera instruments for particle accelerators.
+
 endmenu
 
 config PXA25x
diff --git a/arch/arm/mach-pxa/Makefile b/arch/arm/mach-pxa/Makefile
index d4c6122a342f..f10e152bfc27 100644
--- a/arch/arm/mach-pxa/Makefile
+++ b/arch/arm/mach-pxa/Makefile
@@ -31,6 +31,7 @@ obj-$(CONFIG_GUMSTIX_AM300EPD)	+= am300epd.o
 obj-$(CONFIG_ARCH_LUBBOCK)	+= lubbock.o
 obj-$(CONFIG_MACH_LOGICPD_PXA270) += lpd270.o
 obj-$(CONFIG_MACH_MAINSTONE)	+= mainstone.o
+obj-$(CONFIG_MACH_BALLOON3)	+= balloon3.o
 obj-$(CONFIG_MACH_MP900C)	+= mp900.o
 obj-$(CONFIG_ARCH_PXA_IDP)	+= idp.o
 obj-$(CONFIG_MACH_TRIZEPS4)	+= trizeps4.o
@@ -58,6 +59,7 @@ obj-$(CONFIG_MACH_E750)		+= e750.o
 obj-$(CONFIG_MACH_E400)		+= e400.o
 obj-$(CONFIG_MACH_E800)		+= e800.o
 obj-$(CONFIG_MACH_PALMTE2)	+= palmte2.o
+obj-$(CONFIG_MACH_PALMTC)	+= palmtc.o
 obj-$(CONFIG_MACH_PALMT5)	+= palmt5.o
 obj-$(CONFIG_MACH_PALMTX)	+= palmtx.o
 obj-$(CONFIG_MACH_PALMLD)	+= palmld.o
@@ -78,6 +80,8 @@ obj-$(CONFIG_MACH_ARMCORE)      += cm-x2xx.o cm-x255.o cm-x270.o
 obj-$(CONFIG_MACH_CM_X300)      += cm-x300.o
 obj-$(CONFIG_PXA_EZX)           += ezx.o
 
+obj-$(CONFIG_MACH_XCEP)         += xcep.o
+
 obj-$(CONFIG_MACH_INTELMOTE2)   += imote2.o
 obj-$(CONFIG_MACH_STARGATE2)	+= stargate2.o
 obj-$(CONFIG_MACH_CSB726)	+= csb726.o
diff --git a/arch/arm/mach-pxa/balloon3.c b/arch/arm/mach-pxa/balloon3.c
new file mode 100644
index 000000000000..f23138b8fca3
--- /dev/null
+++ b/arch/arm/mach-pxa/balloon3.c
@@ -0,0 +1,361 @@
+/*
+ *  linux/arch/arm/mach-pxa/balloon3.c
+ *
+ *  Support for Balloonboard.org Balloon3 board.
+ *
+ *  Author:	Nick Bane, Wookey, Jonathan McDowell
+ *  Created:	June, 2006
+ *  Copyright:	Toby Churchill Ltd
+ *  Derived from mainstone.c, by Nico Pitre
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/sysdev.h>
+#include <linux/interrupt.h>
+#include <linux/sched.h>
+#include <linux/bitops.h>
+#include <linux/fb.h>
+#include <linux/gpio.h>
+#include <linux/ioport.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/types.h>
+
+#include <asm/setup.h>
+#include <asm/mach-types.h>
+#include <asm/irq.h>
+#include <asm/sizes.h>
+
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/flash.h>
+
+#include <mach/pxa27x.h>
+#include <mach/balloon3.h>
+#include <mach/audio.h>
+#include <mach/pxafb.h>
+#include <mach/mmc.h>
+#include <mach/udc.h>
+#include <mach/pxa27x-udc.h>
+#include <mach/irda.h>
+#include <mach/ohci.h>
+
+#include <plat/i2c.h>
+
+#include "generic.h"
+#include "devices.h"
+
+static unsigned long balloon3_irq_enabled;
+
+static unsigned long balloon3_features_present =
+		(1 << BALLOON3_FEATURE_OHCI) | (1 << BALLOON3_FEATURE_CF) |
+		(1 << BALLOON3_FEATURE_AUDIO) |
+		(1 << BALLOON3_FEATURE_TOPPOLY);
+
+int balloon3_has(enum balloon3_features feature)
+{
+	return (balloon3_features_present & (1 << feature)) ? 1 : 0;
+}
+EXPORT_SYMBOL_GPL(balloon3_has);
+
+int __init parse_balloon3_features(char *arg)
+{
+	if (!arg)
+		return 0;
+
+	return strict_strtoul(arg, 0, &balloon3_features_present);
+}
+early_param("balloon3_features", parse_balloon3_features);
+
+static void balloon3_mask_irq(unsigned int irq)
+{
+	int balloon3_irq = (irq - BALLOON3_IRQ(0));
+	balloon3_irq_enabled &= ~(1 << balloon3_irq);
+	__raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG);
+}
+
+static void balloon3_unmask_irq(unsigned int irq)
+{
+	int balloon3_irq = (irq - BALLOON3_IRQ(0));
+	balloon3_irq_enabled |= (1 << balloon3_irq);
+	__raw_writel(~balloon3_irq_enabled, BALLOON3_INT_CONTROL_REG);
+}
+
+static struct irq_chip balloon3_irq_chip = {
+	.name		= "FPGA",
+	.ack		= balloon3_mask_irq,
+	.mask		= balloon3_mask_irq,
+	.unmask		= balloon3_unmask_irq,
+};
+
+static void balloon3_irq_handler(unsigned int irq, struct irq_desc *desc)
+{
+	unsigned long pending = __raw_readl(BALLOON3_INT_CONTROL_REG) &
+					balloon3_irq_enabled;
+
+	do {
+		/* clear useless edge notification */
+		if (desc->chip->ack)
+			desc->chip->ack(BALLOON3_AUX_NIRQ);
+		while (pending) {
+			irq = BALLOON3_IRQ(0) + __ffs(pending);
+			generic_handle_irq(irq);
+			pending &= pending - 1;
+		}
+		pending = __raw_readl(BALLOON3_INT_CONTROL_REG) &
+				balloon3_irq_enabled;
+	} while (pending);
+}
+
+static void __init balloon3_init_irq(void)
+{
+	int irq;
+
+	pxa27x_init_irq();
+	/* setup extra Balloon3 irqs */
+	for (irq = BALLOON3_IRQ(0); irq <= BALLOON3_IRQ(7); irq++) {
+		set_irq_chip(irq, &balloon3_irq_chip);
+		set_irq_handler(irq, handle_level_irq);
+		set_irq_flags(irq, IRQF_VALID | IRQF_PROBE);
+	}
+
+	set_irq_chained_handler(BALLOON3_AUX_NIRQ, balloon3_irq_handler);
+	set_irq_type(BALLOON3_AUX_NIRQ, IRQ_TYPE_EDGE_FALLING);
+
+	pr_debug("%s: chained handler installed - irq %d automatically "
+		"enabled\n", __func__, BALLOON3_AUX_NIRQ);
+}
+
+static void balloon3_backlight_power(int on)
+{
+	pr_debug("%s: power is %s\n", __func__, on ? "on" : "off");
+	gpio_set_value(BALLOON3_GPIO_RUN_BACKLIGHT, on);
+}
+
+static unsigned long balloon3_lcd_pin_config[] = {
+	/* LCD - 16bpp Active TFT */
+	GPIO58_LCD_LDD_0,
+	GPIO59_LCD_LDD_1,
+	GPIO60_LCD_LDD_2,
+	GPIO61_LCD_LDD_3,
+	GPIO62_LCD_LDD_4,
+	GPIO63_LCD_LDD_5,
+	GPIO64_LCD_LDD_6,
+	GPIO65_LCD_LDD_7,
+	GPIO66_LCD_LDD_8,
+	GPIO67_LCD_LDD_9,
+	GPIO68_LCD_LDD_10,
+	GPIO69_LCD_LDD_11,
+	GPIO70_LCD_LDD_12,
+	GPIO71_LCD_LDD_13,
+	GPIO72_LCD_LDD_14,
+	GPIO73_LCD_LDD_15,
+	GPIO74_LCD_FCLK,
+	GPIO75_LCD_LCLK,
+	GPIO76_LCD_PCLK,
+	GPIO77_LCD_BIAS,
+
+	GPIO99_GPIO,		/* Backlight */
+};
+
+static struct pxafb_mode_info balloon3_lcd_modes[] = {
+	{
+		.pixclock		= 38000,
+		.xres			= 480,
+		.yres			= 640,
+		.bpp			= 16,
+		.hsync_len		= 8,
+		.left_margin		= 8,
+		.right_margin		= 8,
+		.vsync_len		= 2,
+		.upper_margin		= 4,
+		.lower_margin		= 5,
+		.sync			= 0,
+	},
+};
+
+static struct pxafb_mach_info balloon3_pxafb_info = {
+	.modes			= balloon3_lcd_modes,
+	.num_modes		= ARRAY_SIZE(balloon3_lcd_modes),
+	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
+	.pxafb_backlight_power	= balloon3_backlight_power,
+};
+
+static unsigned long balloon3_mmc_pin_config[] = {
+	GPIO32_MMC_CLK,
+	GPIO92_MMC_DAT_0,
+	GPIO109_MMC_DAT_1,
+	GPIO110_MMC_DAT_2,
+	GPIO111_MMC_DAT_3,
+	GPIO112_MMC_CMD,
+};
+
+static void balloon3_mci_setpower(struct device *dev, unsigned int vdd)
+{
+	struct pxamci_platform_data *p_d = dev->platform_data;
+
+	if ((1 << vdd) & p_d->ocr_mask) {
+		pr_debug("%s: on\n", __func__);
+		/* FIXME something to prod here? */
+	} else {
+		pr_debug("%s: off\n", __func__);
+		/* FIXME something to prod here? */
+	}
+}
+
+static struct pxamci_platform_data balloon3_mci_platform_data = {
+	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
+	.setpower 	= balloon3_mci_setpower,
+};
+
+static int balloon3_udc_is_connected(void)
+{
+	pr_debug("%s: udc connected\n", __func__);
+	return 1;
+}
+
+static void balloon3_udc_command(int cmd)
+{
+	switch (cmd) {
+	case PXA2XX_UDC_CMD_CONNECT:
+		UP2OCR |= (UP2OCR_DPPUE + UP2OCR_DPPUBE);
+		pr_debug("%s: connect\n", __func__);
+		break;
+	case PXA2XX_UDC_CMD_DISCONNECT:
+		UP2OCR &= ~UP2OCR_DPPUE;
+		pr_debug("%s: disconnect\n", __func__);
+		break;
+	}
+}
+
+static struct pxa2xx_udc_mach_info balloon3_udc_info = {
+	.udc_is_connected = balloon3_udc_is_connected,
+	.udc_command      = balloon3_udc_command,
+};
+
+static struct pxaficp_platform_data balloon3_ficp_platform_data = {
+	.transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
+};
+
+static unsigned long balloon3_ohci_pin_config[] = {
+	GPIO88_USBH1_PWR,
+	GPIO89_USBH1_PEN,
+};
+
+static struct pxaohci_platform_data balloon3_ohci_platform_data = {
+	.port_mode	= PMM_PERPORT_MODE,
+	.flags		= ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
+};
+
+static unsigned long balloon3_pin_config[] __initdata = {
+	/* Select BTUART 'COM1/ttyS0' as IO option for pins 42/43/44/45 */
+	GPIO42_BTUART_RXD,
+	GPIO43_BTUART_TXD,
+	GPIO44_BTUART_CTS,
+	GPIO45_BTUART_RTS,
+
+	/* Wakeup GPIO */
+	GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
+
+	/* NAND & IDLE LED GPIOs */
+	GPIO9_GPIO,
+	GPIO10_GPIO,
+};
+
+static struct gpio_led balloon3_gpio_leds[] = {
+	{
+		.name			= "balloon3:green:idle",
+		.default_trigger	= "heartbeat",
+		.gpio			= BALLOON3_GPIO_LED_IDLE,
+		.active_low		= 1,
+	},
+	{
+		.name			= "balloon3:green:nand",
+		.default_trigger	= "nand-disk",
+		.gpio			= BALLOON3_GPIO_LED_NAND,
+		.active_low		= 1,
+	},
+};
+
+static struct gpio_led_platform_data balloon3_gpio_leds_platform_data = {
+	.leds		= balloon3_gpio_leds,
+	.num_leds	= ARRAY_SIZE(balloon3_gpio_leds),
+};
+
+static struct platform_device balloon3led_device = {
+	.name	= "leds-gpio",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &balloon3_gpio_leds_platform_data,
+	},
+};
+
+static void __init balloon3_init(void)
+{
+	pr_info("Initialising Balloon3\n");
+
+	/* system bus arbiter setting
+	 * - Core_Park
+	 * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4
+	 */
+	ARB_CNTRL = ARB_CORE_PARK | 0x234;
+
+	pxa_set_i2c_info(NULL);
+	if (balloon3_has(BALLOON3_FEATURE_AUDIO))
+		pxa_set_ac97_info(NULL);
+
+	if (balloon3_has(BALLOON3_FEATURE_TOPPOLY)) {
+		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_lcd_pin_config));
+		gpio_request(BALLOON3_GPIO_RUN_BACKLIGHT,
+			"LCD Backlight Power");
+		gpio_direction_output(BALLOON3_GPIO_RUN_BACKLIGHT, 1);
+		set_pxa_fb_info(&balloon3_pxafb_info);
+	}
+
+	if (balloon3_has(BALLOON3_FEATURE_MMC)) {
+		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_mmc_pin_config));
+		pxa_set_mci_info(&balloon3_mci_platform_data);
+	}
+	pxa_set_ficp_info(&balloon3_ficp_platform_data);
+	if (balloon3_has(BALLOON3_FEATURE_OHCI)) {
+		pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_ohci_pin_config));
+		pxa_set_ohci_info(&balloon3_ohci_platform_data);
+	}
+	pxa_set_udc_info(&balloon3_udc_info);
+
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(balloon3_pin_config));
+
+	platform_device_register(&balloon3led_device);
+}
+
+static struct map_desc balloon3_io_desc[] __initdata = {
+	{	/* CPLD/FPGA */
+		.virtual	=  BALLOON3_FPGA_VIRT,
+		.pfn		= __phys_to_pfn(BALLOON3_FPGA_PHYS),
+		.length		= BALLOON3_FPGA_LENGTH,
+		.type		= MT_DEVICE,
+	},
+};
+
+static void __init balloon3_map_io(void)
+{
+	pxa_map_io();
+	iotable_init(balloon3_io_desc, ARRAY_SIZE(balloon3_io_desc));
+}
+
+MACHINE_START(BALLOON3, "Balloon3")
+	/* Maintainer: Nick Bane. */
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.map_io		= balloon3_map_io,
+	.init_irq	= balloon3_init_irq,
+	.timer		= &pxa_timer,
+	.init_machine	= balloon3_init,
+	.boot_params	= PHYS_OFFSET + 0x100,
+MACHINE_END
diff --git a/arch/arm/mach-pxa/clock.h b/arch/arm/mach-pxa/clock.h
index 5599bceff738..978a3667e90d 100644
--- a/arch/arm/mach-pxa/clock.h
+++ b/arch/arm/mach-pxa/clock.h
@@ -12,7 +12,6 @@ struct clk {
 	unsigned int		cken;
 	unsigned int		delay;
 	unsigned int		enabled;
-	struct clk		*other;
 };
 
 #define INIT_CLKREG(_clk,_devname,_conname)		\
diff --git a/arch/arm/mach-pxa/cm-x270.c b/arch/arm/mach-pxa/cm-x270.c
index 1d2cec25391d..eea78b6c2bc5 100644
--- a/arch/arm/mach-pxa/cm-x270.c
+++ b/arch/arm/mach-pxa/cm-x270.c
@@ -13,13 +13,18 @@
 #include <linux/sysdev.h>
 #include <linux/irq.h>
 #include <linux/gpio.h>
+#include <linux/delay.h>
 
 #include <linux/rtc-v3020.h>
 #include <video/mbxfb.h>
 
+#include <linux/spi/spi.h>
+#include <linux/spi/libertas_spi.h>
+
 #include <mach/pxa27x.h>
 #include <mach/ohci.h>
 #include <mach/mmc.h>
+#include <mach/pxa2xx_spi.h>
 
 #include "generic.h"
 
@@ -34,6 +39,10 @@
 /* MMC power enable */
 #define GPIO105_MMC_POWER	(105)
 
+/* WLAN GPIOS */
+#define GPIO19_WLAN_STRAP	(19)
+#define GPIO102_WLAN_RST	(102)
+
 static unsigned long cmx270_pin_config[] = {
 	/* AC'97 */
 	GPIO28_AC97_BITCLK,
@@ -94,8 +103,8 @@ static unsigned long cmx270_pin_config[] = {
 	GPIO26_SSP1_RXD,
 
 	/* SSP2 */
-	GPIO19_SSP2_SCLK,
-	GPIO14_SSP2_SFRM,
+	GPIO19_GPIO,	/* SSP2 clock is used as GPIO for Libertas pin-strap */
+	GPIO14_GPIO,
 	GPIO87_SSP2_TXD,
 	GPIO88_SSP2_RXD,
 
@@ -123,6 +132,7 @@ static unsigned long cmx270_pin_config[] = {
 	GPIO0_GPIO	| WAKEUP_ON_EDGE_BOTH,
 	GPIO105_GPIO	| MFP_LPM_DRIVE_HIGH,	/* MMC/SD power */
 	GPIO53_GPIO,				/* PC card reset */
+	GPIO102_GPIO,				/* WLAN reset */
 
 	/* NAND controls */
 	GPIO11_GPIO	| MFP_LPM_DRIVE_HIGH,	/* NAND CE# */
@@ -131,6 +141,7 @@ static unsigned long cmx270_pin_config[] = {
 	/* interrupts */
 	GPIO10_GPIO,	/* DM9000 interrupt */
 	GPIO83_GPIO,	/* MMC card detect */
+	GPIO95_GPIO,	/* WLAN interrupt */
 };
 
 /* V3020 RTC */
@@ -271,64 +282,114 @@ static inline void cmx270_init_ohci(void) {}
 #endif
 
 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
-static int cmx270_mci_init(struct device *dev,
-			   irq_handler_t cmx270_detect_int,
-			   void *data)
+static struct pxamci_platform_data cmx270_mci_platform_data = {
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO83_MMC_IRQ,
+	.gpio_card_ro		= -1,
+	.gpio_power		= GPIO105_MMC_POWER,
+	.gpio_power_invert	= 1,
+};
+
+static void __init cmx270_init_mmc(void)
 {
-	int err;
+	pxa_set_mci_info(&cmx270_mci_platform_data);
+}
+#else
+static inline void cmx270_init_mmc(void) {}
+#endif
+
+#if defined(CONFIG_SPI_PXA2XX) || defined(CONFIG_SPI_PXA2XX_MODULE)
+static struct pxa2xx_spi_master cm_x270_spi_info = {
+	.num_chipselect	= 1,
+	.enable_dma	= 1,
+};
+
+static struct pxa2xx_spi_chip cm_x270_libertas_chip = {
+	.rx_threshold	= 1,
+	.tx_threshold	= 1,
+	.timeout	= 1000,
+	.gpio_cs	= 14,
+};
+
+static unsigned long cm_x270_libertas_pin_config[] = {
+	/* SSP2 */
+	GPIO19_SSP2_SCLK,
+	GPIO14_GPIO,
+	GPIO87_SSP2_TXD,
+	GPIO88_SSP2_RXD,
+
+};
 
-	err = gpio_request(GPIO105_MMC_POWER, "MMC/SD power");
-	if (err) {
-		dev_warn(dev, "power gpio unavailable\n");
+static int cm_x270_libertas_setup(struct spi_device *spi)
+{
+	int err = gpio_request(GPIO19_WLAN_STRAP, "WLAN STRAP");
+	if (err)
 		return err;
-	}
 
-	gpio_direction_output(GPIO105_MMC_POWER, 0);
+	err = gpio_request(GPIO102_WLAN_RST, "WLAN RST");
+	if (err)
+		goto err_free_strap;
 
-	err = request_irq(CMX270_MMC_IRQ, cmx270_detect_int,
-			  IRQF_DISABLED | IRQF_TRIGGER_FALLING,
-			  "MMC card detect", data);
-	if (err) {
-		gpio_free(GPIO105_MMC_POWER);
-		dev_err(dev, "cmx270_mci_init: MMC/SD: can't"
-			" request MMC card detect IRQ\n");
-	}
+	err = gpio_direction_output(GPIO102_WLAN_RST, 0);
+	if (err)
+		goto err_free_strap;
+	msleep(100);
+
+	err = gpio_direction_output(GPIO19_WLAN_STRAP, 1);
+	if (err)
+		goto err_free_strap;
+	msleep(100);
+
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(cm_x270_libertas_pin_config));
+
+	gpio_set_value(GPIO102_WLAN_RST, 1);
+	msleep(100);
+
+	spi->bits_per_word = 16;
+	spi_setup(spi);
+
+	return 0;
+
+err_free_strap:
+	gpio_free(GPIO19_WLAN_STRAP);
 
 	return err;
 }
 
-static void cmx270_mci_setpower(struct device *dev, unsigned int vdd)
+static int cm_x270_libertas_teardown(struct spi_device *spi)
 {
-	struct pxamci_platform_data *p_d = dev->platform_data;
-
-	if ((1 << vdd) & p_d->ocr_mask) {
-		dev_dbg(dev, "power on\n");
-		gpio_set_value(GPIO105_MMC_POWER, 0);
-	} else {
-		gpio_set_value(GPIO105_MMC_POWER, 1);
-		dev_dbg(dev, "power off\n");
-	}
-}
+	gpio_set_value(GPIO102_WLAN_RST, 0);
+	gpio_free(GPIO102_WLAN_RST);
+	gpio_free(GPIO19_WLAN_STRAP);
 
-static void cmx270_mci_exit(struct device *dev, void *data)
-{
-	free_irq(CMX270_MMC_IRQ, data);
-	gpio_free(GPIO105_MMC_POWER);
+	return 0;
 }
 
-static struct pxamci_platform_data cmx270_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= cmx270_mci_init,
-	.setpower 	= cmx270_mci_setpower,
-	.exit		= cmx270_mci_exit,
+struct libertas_spi_platform_data cm_x270_libertas_pdata = {
+	.use_dummy_writes	= 1,
+	.setup			= cm_x270_libertas_setup,
+	.teardown		= cm_x270_libertas_teardown,
 };
 
-static void __init cmx270_init_mmc(void)
+static struct spi_board_info cm_x270_spi_devices[] __initdata = {
+	{
+		.modalias		= "libertas_spi",
+		.max_speed_hz		= 13000000,
+		.bus_num		= 2,
+		.irq			= gpio_to_irq(95),
+		.chip_select		= 0,
+		.controller_data	= &cm_x270_libertas_chip,
+		.platform_data		= &cm_x270_libertas_pdata,
+	},
+};
+
+static void __init cmx270_init_spi(void)
 {
-	pxa_set_mci_info(&cmx270_mci_platform_data);
+	pxa2xx_set_spi_info(2, &cm_x270_spi_info);
+	spi_register_board_info(ARRAY_AND_SIZE(cm_x270_spi_devices));
 }
 #else
-static inline void cmx270_init_mmc(void) {}
+static inline void cmx270_init_spi(void) {}
 #endif
 
 void __init cmx270_init(void)
@@ -343,4 +404,5 @@ void __init cmx270_init(void)
 	cmx270_init_mmc();
 	cmx270_init_ohci();
 	cmx270_init_2700G();
+	cmx270_init_spi();
 }
diff --git a/arch/arm/mach-pxa/cm-x300.c b/arch/arm/mach-pxa/cm-x300.c
index 465da26591bd..102916f1e465 100644
--- a/arch/arm/mach-pxa/cm-x300.c
+++ b/arch/arm/mach-pxa/cm-x300.c
@@ -43,10 +43,10 @@
 
 #define CM_X300_ETH_PHYS	0x08000010
 
-#define GPIO82_MMC2_IRQ		(82)
-#define GPIO85_MMC2_WP		(85)
+#define GPIO82_MMC_IRQ		(82)
+#define GPIO85_MMC_WP		(85)
 
-#define	CM_X300_MMC2_IRQ	IRQ_GPIO(GPIO82_MMC2_IRQ)
+#define	CM_X300_MMC_IRQ		IRQ_GPIO(GPIO82_MMC_IRQ)
 
 #define GPIO95_RTC_CS		(95)
 #define GPIO96_RTC_WR		(96)
@@ -292,82 +292,35 @@ static inline void cm_x300_init_nand(void) {}
 #endif
 
 #if defined(CONFIG_MMC) || defined(CONFIG_MMC_MODULE)
-/* The first MMC slot of CM-X300 is hardwired to Libertas card and has
-   no detection/ro pins */
-static int cm_x300_mci_init(struct device *dev,
-			    irq_handler_t cm_x300_detect_int,
-			    void *data)
-{
-	return 0;
-}
-
-static void cm_x300_mci_exit(struct device *dev, void *data)
-{
-}
-
 static struct pxamci_platform_data cm_x300_mci_platform_data = {
-	.detect_delay	= 20,
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= cm_x300_mci_init,
-	.exit		= cm_x300_mci_exit,
+	.detect_delay		= 20,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO82_MMC_IRQ,
+	.gpio_card_ro		= GPIO85_MMC_WP,
+	.gpio_power		= -1,
 };
 
-static int cm_x300_mci2_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO85_MMC2_WP);
-}
-
+/* The second MMC slot of CM-X300 is hardwired to Libertas card and has
+   no detection/ro pins */
 static int cm_x300_mci2_init(struct device *dev,
 			     irq_handler_t cm_x300_detect_int,
-			     void *data)
+	void *data)
 {
-	int err;
-
-	/*
-	 * setup GPIO for CM-X300 MMC controller
-	 */
-	err = gpio_request(GPIO82_MMC2_IRQ, "mmc card detect");
-	if (err)
-		goto err_request_cd;
-	gpio_direction_input(GPIO82_MMC2_IRQ);
-
-	err = gpio_request(GPIO85_MMC2_WP, "mmc write protect");
-	if (err)
-		goto err_request_wp;
-	gpio_direction_input(GPIO85_MMC2_WP);
-
-	err = request_irq(CM_X300_MMC2_IRQ, cm_x300_detect_int,
-			  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-			  "MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: MMC/SD/SDIO: "
-				"can't request card detect IRQ\n", __func__);
-		goto err_request_irq;
-	}
-
 	return 0;
-
-err_request_irq:
-	gpio_free(GPIO85_MMC2_WP);
-err_request_wp:
-	gpio_free(GPIO82_MMC2_IRQ);
-err_request_cd:
-	return err;
 }
 
 static void cm_x300_mci2_exit(struct device *dev, void *data)
 {
-	free_irq(CM_X300_MMC2_IRQ, data);
-	gpio_free(GPIO82_MMC2_IRQ);
-	gpio_free(GPIO85_MMC2_WP);
 }
 
 static struct pxamci_platform_data cm_x300_mci2_platform_data = {
-	.detect_delay	= 20,
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= cm_x300_mci2_init,
-	.exit		= cm_x300_mci2_exit,
-	.get_ro		= cm_x300_mci2_ro,
+	.detect_delay		= 20,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init 			= cm_x300_mci2_init,
+	.exit			= cm_x300_mci2_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void __init cm_x300_init_mmc(void)
diff --git a/arch/arm/mach-pxa/colibri-pxa300.c b/arch/arm/mach-pxa/colibri-pxa300.c
index 7c9c34c19ae2..37c239c56568 100644
--- a/arch/arm/mach-pxa/colibri-pxa300.c
+++ b/arch/arm/mach-pxa/colibri-pxa300.c
@@ -172,6 +172,7 @@ void __init colibri_pxa300_init(void)
 {
 	colibri_pxa300_init_eth();
 	colibri_pxa300_init_ohci();
+	colibri_pxa3xx_init_nand();
 	colibri_pxa300_init_lcd();
 	colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO39_GPIO));
 	colibri_pxa310_init_ac97();
diff --git a/arch/arm/mach-pxa/colibri-pxa320.c b/arch/arm/mach-pxa/colibri-pxa320.c
index a18d37b3c5e6..ec0e14b96682 100644
--- a/arch/arm/mach-pxa/colibri-pxa320.c
+++ b/arch/arm/mach-pxa/colibri-pxa320.c
@@ -27,6 +27,7 @@
 #include <mach/colibri.h>
 #include <mach/pxafb.h>
 #include <mach/ohci.h>
+#include <mach/audio.h>
 
 #include "generic.h"
 #include "devices.h"
@@ -145,7 +146,8 @@ static void __init colibri_pxa320_init_lcd(void)
 static inline void colibri_pxa320_init_lcd(void) {}
 #endif
 
-#if defined(SND_AC97_CODEC) || defined(SND_AC97_CODEC_MODULE)
+#if	defined(CONFIG_SND_AC97_CODEC) || \
+	defined(CONFIG_SND_AC97_CODEC_MODULE)
 static mfp_cfg_t colibri_pxa320_ac97_pin_config[] __initdata = {
 	GPIO34_AC97_SYSCLK,
 	GPIO35_AC97_SDATA_IN_0,
@@ -164,15 +166,48 @@ static inline void __init colibri_pxa320_init_ac97(void)
 static inline void colibri_pxa320_init_ac97(void) {}
 #endif
 
+/*
+ * The following configuration is verified to work with the Toradex Orchid
+ * carrier board
+ */
+static mfp_cfg_t colibri_pxa320_uart_pin_config[] __initdata = {
+	/* UART 1 configuration (may be set by bootloader) */
+	GPIO99_UART1_CTS,
+	GPIO104_UART1_RTS,
+	GPIO97_UART1_RXD,
+	GPIO98_UART1_TXD,
+	GPIO101_UART1_DTR,
+	GPIO103_UART1_DSR,
+	GPIO100_UART1_DCD,
+	GPIO102_UART1_RI,
+
+	/* UART 2 configuration */
+	GPIO109_UART2_CTS,
+	GPIO112_UART2_RTS,
+	GPIO110_UART2_RXD,
+	GPIO111_UART2_TXD,
+
+	/* UART 3 configuration */
+	GPIO30_UART3_RXD,
+	GPIO31_UART3_TXD,
+};
+
+static void __init colibri_pxa320_init_uart(void)
+{
+	pxa3xx_mfp_config(ARRAY_AND_SIZE(colibri_pxa320_uart_pin_config));
+}
+
 void __init colibri_pxa320_init(void)
 {
 	colibri_pxa320_init_eth();
 	colibri_pxa320_init_ohci();
+	colibri_pxa3xx_init_nand();
 	colibri_pxa320_init_lcd();
 	colibri_pxa3xx_init_lcd(mfp_to_gpio(GPIO49_GPIO));
 	colibri_pxa320_init_ac97();
 	colibri_pxa3xx_init_mmc(ARRAY_AND_SIZE(colibri_pxa320_mmc_pin_config),
 				mfp_to_gpio(MFP_PIN_GPIO28));
+	colibri_pxa320_init_uart();
 }
 
 MACHINE_START(COLIBRI320, "Toradex Colibri PXA320")
diff --git a/arch/arm/mach-pxa/colibri-pxa3xx.c b/arch/arm/mach-pxa/colibri-pxa3xx.c
index ea34e34f8cd8..efebaf4d734d 100644
--- a/arch/arm/mach-pxa/colibri-pxa3xx.c
+++ b/arch/arm/mach-pxa/colibri-pxa3xx.c
@@ -25,6 +25,7 @@
 #include <mach/colibri.h>
 #include <mach/mmc.h>
 #include <mach/pxafb.h>
+#include <mach/pxa3xx_nand.h>
 
 #include "generic.h"
 #include "devices.h"
@@ -95,10 +96,13 @@ static void colibri_pxa3xx_mci_exit(struct device *dev, void *data)
 }
 
 static struct pxamci_platform_data colibri_pxa3xx_mci_platform_data = {
-	.detect_delay	= 20,
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.init		= colibri_pxa3xx_mci_init,
-	.exit		= colibri_pxa3xx_mci_exit,
+	.detect_delay		= 20,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.init			= colibri_pxa3xx_mci_init,
+	.exit			= colibri_pxa3xx_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 void __init colibri_pxa3xx_init_mmc(mfp_cfg_t *pins, int len, int detect_pin)
@@ -154,3 +158,43 @@ void __init colibri_pxa3xx_init_lcd(int bl_pin)
 }
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+static struct mtd_partition colibri_nand_partitions[] = {
+	{
+		.name        = "bootloader",
+		.offset      = 0,
+		.size        = SZ_512K,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	{
+		.name        = "kernel",
+		.offset      = MTDPART_OFS_APPEND,
+		.size        = SZ_4M,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	{
+		.name        = "reserved",
+		.offset      = MTDPART_OFS_APPEND,
+		.size        = SZ_1M,
+		.mask_flags  = MTD_WRITEABLE, /* force read-only */
+	},
+	{
+		.name        = "fs",
+		.offset      = MTDPART_OFS_APPEND,
+		.size        = MTDPART_SIZ_FULL,
+	},
+};
+
+static struct pxa3xx_nand_platform_data colibri_nand_info = {
+	.enable_arbiter	= 1,
+	.keep_config	= 1,
+	.parts		= colibri_nand_partitions,
+	.nr_parts	= ARRAY_SIZE(colibri_nand_partitions),
+};
+
+void __init colibri_pxa3xx_init_nand(void)
+{
+	pxa3xx_set_nand_info(&colibri_nand_info);
+}
+#endif
+
diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c
index 5363e1aea3fb..b536b5a5a10d 100644
--- a/arch/arm/mach-pxa/corgi.c
+++ b/arch/arm/mach-pxa/corgi.c
@@ -29,6 +29,7 @@
 #include <linux/spi/ads7846.h>
 #include <linux/spi/corgi_lcd.h>
 #include <linux/mtd/sharpsl.h>
+#include <linux/input/matrix_keypad.h>
 #include <video/w100fb.h>
 
 #include <asm/setup.h>
@@ -104,6 +105,28 @@ static unsigned long corgi_pin_config[] __initdata = {
 	GPIO6_MMC_CLK,
 	GPIO8_MMC_CS0,
 
+	/* GPIO Matrix Keypad */
+	GPIO66_GPIO,	/* column 0 */
+	GPIO67_GPIO,	/* column 1 */
+	GPIO68_GPIO,	/* column 2 */
+	GPIO69_GPIO,	/* column 3 */
+	GPIO70_GPIO,	/* column 4 */
+	GPIO71_GPIO,	/* column 5 */
+	GPIO72_GPIO,	/* column 6 */
+	GPIO73_GPIO,	/* column 7 */
+	GPIO74_GPIO,	/* column 8 */
+	GPIO75_GPIO,	/* column 9 */
+	GPIO76_GPIO,	/* column 10 */
+	GPIO77_GPIO,	/* column 11 */
+	GPIO58_GPIO,	/* row 0 */
+	GPIO59_GPIO,	/* row 1 */
+	GPIO60_GPIO,	/* row 2 */
+	GPIO61_GPIO,	/* row 3 */
+	GPIO62_GPIO,	/* row 4 */
+	GPIO63_GPIO,	/* row 5 */
+	GPIO64_GPIO,	/* row 6 */
+	GPIO65_GPIO,	/* row 7 */
+
 	/* GPIO */
 	GPIO9_GPIO,	/* CORGI_GPIO_nSD_DETECT */
 	GPIO7_GPIO,	/* CORGI_GPIO_nSD_WP */
@@ -267,9 +290,115 @@ static struct platform_device corgifb_device = {
 /*
  * Corgi Keyboard Device
  */
+#define CORGI_KEY_CALENDER	KEY_F1
+#define CORGI_KEY_ADDRESS	KEY_F2
+#define CORGI_KEY_FN		KEY_F3
+#define CORGI_KEY_CANCEL	KEY_F4
+#define CORGI_KEY_OFF		KEY_SUSPEND
+#define CORGI_KEY_EXOK		KEY_F5
+#define CORGI_KEY_EXCANCEL	KEY_F6
+#define CORGI_KEY_EXJOGDOWN	KEY_F7
+#define CORGI_KEY_EXJOGUP	KEY_F8
+#define CORGI_KEY_JAP1		KEY_LEFTCTRL
+#define CORGI_KEY_JAP2		KEY_LEFTALT
+#define CORGI_KEY_MAIL		KEY_F10
+#define CORGI_KEY_OK		KEY_F11
+#define CORGI_KEY_MENU		KEY_F12
+
+static const uint32_t corgikbd_keymap[] = {
+	KEY(0, 1, KEY_1),
+	KEY(0, 2, KEY_3),
+	KEY(0, 3, KEY_5),
+	KEY(0, 4, KEY_6),
+	KEY(0, 5, KEY_7),
+	KEY(0, 6, KEY_9),
+	KEY(0, 7, KEY_0),
+	KEY(0, 8, KEY_BACKSPACE),
+	KEY(1, 1, KEY_2),
+	KEY(1, 2, KEY_4),
+	KEY(1, 3, KEY_R),
+	KEY(1, 4, KEY_Y),
+	KEY(1, 5, KEY_8),
+	KEY(1, 6, KEY_I),
+	KEY(1, 7, KEY_O),
+	KEY(1, 8, KEY_P),
+	KEY(2, 0, KEY_TAB),
+	KEY(2, 1, KEY_Q),
+	KEY(2, 2, KEY_E),
+	KEY(2, 3, KEY_T),
+	KEY(2, 4, KEY_G),
+	KEY(2, 5, KEY_U),
+	KEY(2, 6, KEY_J),
+	KEY(2, 7, KEY_K),
+	KEY(3, 0, CORGI_KEY_CALENDER),
+	KEY(3, 1, KEY_W),
+	KEY(3, 2, KEY_S),
+	KEY(3, 3, KEY_F),
+	KEY(3, 4, KEY_V),
+	KEY(3, 5, KEY_H),
+	KEY(3, 6, KEY_M),
+	KEY(3, 7, KEY_L),
+	KEY(3, 9, KEY_RIGHTSHIFT),
+	KEY(4, 0, CORGI_KEY_ADDRESS),
+	KEY(4, 1, KEY_A),
+	KEY(4, 2, KEY_D),
+	KEY(4, 3, KEY_C),
+	KEY(4, 4, KEY_B),
+	KEY(4, 5, KEY_N),
+	KEY(4, 6, KEY_DOT),
+	KEY(4, 8, KEY_ENTER),
+	KEY(4, 10, KEY_LEFTSHIFT),
+	KEY(5, 0, CORGI_KEY_MAIL),
+	KEY(5, 1, KEY_Z),
+	KEY(5, 2, KEY_X),
+	KEY(5, 3, KEY_MINUS),
+	KEY(5, 4, KEY_SPACE),
+	KEY(5, 5, KEY_COMMA),
+	KEY(5, 7, KEY_UP),
+	KEY(5, 11, CORGI_KEY_FN),
+	KEY(6, 0, KEY_SYSRQ),
+	KEY(6, 1, CORGI_KEY_JAP1),
+	KEY(6, 2, CORGI_KEY_JAP2),
+	KEY(6, 3, CORGI_KEY_CANCEL),
+	KEY(6, 4, CORGI_KEY_OK),
+	KEY(6, 5, CORGI_KEY_MENU),
+	KEY(6, 6, KEY_LEFT),
+	KEY(6, 7, KEY_DOWN),
+	KEY(6, 8, KEY_RIGHT),
+	KEY(7, 0, CORGI_KEY_OFF),
+	KEY(7, 1, CORGI_KEY_EXOK),
+	KEY(7, 2, CORGI_KEY_EXCANCEL),
+	KEY(7, 3, CORGI_KEY_EXJOGDOWN),
+	KEY(7, 4, CORGI_KEY_EXJOGUP),
+};
+
+static struct matrix_keymap_data corgikbd_keymap_data = {
+	.keymap		= corgikbd_keymap,
+	.keymap_size	= ARRAY_SIZE(corgikbd_keymap),
+};
+
+static const int corgikbd_row_gpios[] =
+		{ 58, 59, 60, 61, 62, 63, 64, 65 };
+static const int corgikbd_col_gpios[] =
+		{ 66, 67, 68, 69, 70, 71, 72, 73, 74, 75, 76, 77 };
+
+static struct matrix_keypad_platform_data corgikbd_pdata = {
+	.keymap_data		= &corgikbd_keymap_data,
+	.row_gpios		= corgikbd_row_gpios,
+	.col_gpios		= corgikbd_col_gpios,
+	.num_row_gpios		= ARRAY_SIZE(corgikbd_row_gpios),
+	.num_col_gpios		= ARRAY_SIZE(corgikbd_col_gpios),
+	.col_scan_delay_us	= 10,
+	.debounce_ms		= 10,
+	.wakeup			= 1,
+};
+
 static struct platform_device corgikbd_device = {
-	.name		= "corgi-keyboard",
+	.name		= "matrix-keypad",
 	.id		= -1,
+	.dev		= {
+		.platform_data = &corgikbd_pdata,
+	},
 };
 
 /*
@@ -307,111 +436,20 @@ static struct platform_device corgiled_device = {
  * The card detect interrupt isn't debounced so we delay it by 250ms
  * to give the card a chance to fully insert/eject.
  */
-static struct pxamci_platform_data corgi_mci_platform_data;
-
-static int corgi_mci_init(struct device *dev, irq_handler_t corgi_detect_int, void *data)
-{
-	int err;
-
-	err = gpio_request(CORGI_GPIO_nSD_DETECT, "nSD_DETECT");
-	if (err)
-		goto err_out;
-
-	err = gpio_request(CORGI_GPIO_nSD_WP, "nSD_WP");
-	if (err)
-		goto err_free_1;
-
-	err = gpio_request(CORGI_GPIO_SD_PWR, "SD_PWR");
-	if (err)
-		goto err_free_2;
-
-	gpio_direction_input(CORGI_GPIO_nSD_DETECT);
-	gpio_direction_input(CORGI_GPIO_nSD_WP);
-	gpio_direction_output(CORGI_GPIO_SD_PWR, 0);
-
-	corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250);
-
-	err = request_irq(CORGI_IRQ_GPIO_nSD_DETECT, corgi_detect_int,
-				IRQF_DISABLED | IRQF_TRIGGER_RISING |
-				IRQF_TRIGGER_FALLING,
-				"MMC card detect", data);
-	if (err) {
-		pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
-				__func__);
-		goto err_free_3;
-	}
-	return 0;
-
-err_free_3:
-	gpio_free(CORGI_GPIO_SD_PWR);
-err_free_2:
-	gpio_free(CORGI_GPIO_nSD_WP);
-err_free_1:
-	gpio_free(CORGI_GPIO_nSD_DETECT);
-err_out:
-	return err;
-}
-
-static void corgi_mci_setpower(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data* p_d = dev->platform_data;
-
-	gpio_set_value(CORGI_GPIO_SD_PWR, ((1 << vdd) & p_d->ocr_mask));
-}
-
-static int corgi_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(CORGI_GPIO_nSD_WP);
-}
-
-static void corgi_mci_exit(struct device *dev, void *data)
-{
-	free_irq(CORGI_IRQ_GPIO_nSD_DETECT, data);
-	gpio_free(CORGI_GPIO_SD_PWR);
-	gpio_free(CORGI_GPIO_nSD_WP);
-	gpio_free(CORGI_GPIO_nSD_DETECT);
-}
-
 static struct pxamci_platform_data corgi_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= corgi_mci_init,
-	.get_ro		= corgi_mci_get_ro,
-	.setpower 	= corgi_mci_setpower,
-	.exit		= corgi_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= CORGI_GPIO_nSD_WP,
+	.gpio_power		= CORGI_GPIO_SD_PWR,
 };
 
 
 /*
  * Irda
  */
-static void corgi_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(CORGI_GPIO_IR_ON, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
-static int corgi_irda_startup(struct device *dev)
-{
-	int err;
-
-	err = gpio_request(CORGI_GPIO_IR_ON, "IR_ON");
-	if (err)
-		return err;
-
-	gpio_direction_output(CORGI_GPIO_IR_ON, 1);
-	return 0;
-}
-
-static void corgi_irda_shutdown(struct device *dev)
-{
-	gpio_free(CORGI_GPIO_IR_ON);
-}
-
 static struct pxaficp_platform_data corgi_ficp_platform_data = {
+	.gpio_pwdown		= CORGI_GPIO_IR_ON,
 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
-	.transceiver_mode	= corgi_irda_transceiver_mode,
-	.startup		= corgi_irda_startup,
-	.shutdown		= corgi_irda_shutdown,
 };
 
 
@@ -636,6 +674,7 @@ static void __init corgi_init(void)
 	corgi_init_spi();
 
  	pxa_set_udc_info(&udc_info);
+	corgi_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 	pxa_set_mci_info(&corgi_mci_platform_data);
 	pxa_set_ficp_info(&corgi_ficp_platform_data);
 	pxa_set_i2c_info(NULL);
diff --git a/arch/arm/mach-pxa/cpufreq-pxa2xx.c b/arch/arm/mach-pxa/cpufreq-pxa2xx.c
index 3a8ee2272add..9e4d9816726a 100644
--- a/arch/arm/mach-pxa/cpufreq-pxa2xx.c
+++ b/arch/arm/mach-pxa/cpufreq-pxa2xx.c
@@ -155,7 +155,7 @@ MODULE_PARM_DESC(pxa255_turbo_table, "Selects the frequency table (0 = run table
 
 static pxa_freqs_t pxa27x_freqs[] = {
 	{104000, 104000, PXA27x_CCCR(1,	 8, 2), 0, CCLKCFG2(1, 0, 1),  900000, 1705000 },
-	{156000, 104000, PXA27x_CCCR(1,	 8, 6), 0, CCLKCFG2(1, 1, 1), 1000000, 1705000 },
+	{156000, 104000, PXA27x_CCCR(1,	 8, 3), 0, CCLKCFG2(1, 0, 1), 1000000, 1705000 },
 	{208000, 208000, PXA27x_CCCR(0, 16, 2), 1, CCLKCFG2(0, 0, 1), 1180000, 1705000 },
 	{312000, 208000, PXA27x_CCCR(1, 16, 3), 1, CCLKCFG2(1, 0, 1), 1250000, 1705000 },
 	{416000, 208000, PXA27x_CCCR(1, 16, 4), 1, CCLKCFG2(1, 0, 1), 1350000, 1705000 },
@@ -447,6 +447,7 @@ static __init int pxa_cpufreq_init(struct cpufreq_policy *policy)
 		pxa27x_freq_table[i].frequency = freq;
 		pxa27x_freq_table[i].index = i;
 	}
+	pxa27x_freq_table[i].index = i;
 	pxa27x_freq_table[i].frequency = CPUFREQ_TABLE_END;
 
 	/*
diff --git a/arch/arm/mach-pxa/cpufreq-pxa3xx.c b/arch/arm/mach-pxa/cpufreq-pxa3xx.c
index 67f34a8d8e60..149cdd9aee4d 100644
--- a/arch/arm/mach-pxa/cpufreq-pxa3xx.c
+++ b/arch/arm/mach-pxa/cpufreq-pxa3xx.c
@@ -102,7 +102,7 @@ static int setup_freqs_table(struct cpufreq_policy *policy,
 		table[i].index = i;
 		table[i].frequency = freqs[i].cpufreq_mhz * 1000;
 	}
-	table[num].frequency = i;
+	table[num].index = i;
 	table[num].frequency = CPUFREQ_TABLE_END;
 
 	pxa3xx_freqs = freqs;
diff --git a/arch/arm/mach-pxa/csb726.c b/arch/arm/mach-pxa/csb726.c
index 7d3e1b46e550..965480eb4fe6 100644
--- a/arch/arm/mach-pxa/csb726.c
+++ b/arch/arm/mach-pxa/csb726.c
@@ -130,61 +130,17 @@ static struct pxamci_platform_data csb726_mci_data;
 static int csb726_mci_init(struct device *dev,
 		irq_handler_t detect, void *data)
 {
-	int err;
-
 	csb726_mci_data.detect_delay = msecs_to_jiffies(500);
-
-	err = gpio_request(CSB726_GPIO_MMC_DETECT, "MMC detect");
-	if (err)
-		goto err_det_req;
-
-	err = gpio_direction_input(CSB726_GPIO_MMC_DETECT);
-	if (err)
-		goto err_det_dir;
-
-	err = gpio_request(CSB726_GPIO_MMC_RO, "MMC ro");
-	if (err)
-		goto err_ro_req;
-
-	err = gpio_direction_input(CSB726_GPIO_MMC_RO);
-	if (err)
-		goto err_ro_dir;
-
-	err = request_irq(gpio_to_irq(CSB726_GPIO_MMC_DETECT), detect,
-			IRQF_DISABLED, "MMC card detect", data);
-	if (err)
-		goto err_irq;
-
 	return 0;
-
-err_irq:
-err_ro_dir:
-	gpio_free(CSB726_GPIO_MMC_RO);
-err_ro_req:
-err_det_dir:
-	gpio_free(CSB726_GPIO_MMC_DETECT);
-err_det_req:
-	return err;
-}
-
-static int csb726_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(CSB726_GPIO_MMC_RO);
-}
-
-static void csb726_mci_exit(struct device *dev, void *data)
-{
-	free_irq(gpio_to_irq(CSB726_GPIO_MMC_DETECT), data);
-	gpio_free(CSB726_GPIO_MMC_RO);
-	gpio_free(CSB726_GPIO_MMC_DETECT);
 }
 
 static struct pxamci_platform_data csb726_mci = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init		= csb726_mci_init,
-	.get_ro		= csb726_mci_get_ro,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init			= csb726_mci_init,
 	/* FIXME setpower */
-	.exit		= csb726_mci_exit,
+	.gpio_card_detect	= CSB726_GPIO_MMC_DETECT,
+	.gpio_card_ro		= CSB726_GPIO_MMC_RO,
+	.gpio_power		= -1,
 };
 
 static struct pxaohci_platform_data csb726_ohci_platform_data = {
@@ -282,7 +238,7 @@ static struct resource csb726_lan_resources[] = {
 };
 
 struct smsc911x_platform_config csb726_lan_config = {
-	.irq_type	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
+	.irq_polarity	= SMSC911X_IRQ_POLARITY_ACTIVE_LOW,
 	.irq_type	= SMSC911X_IRQ_TYPE_PUSH_PULL,
 	.flags		= SMSC911X_USE_32BIT,
 	.phy_interface	= PHY_INTERFACE_MODE_MII,
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index ecc08f360b68..46fabe1cca11 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -935,6 +935,33 @@ void __init pxa3xx_set_nand_info(struct pxa3xx_nand_platform_data *info)
 {
 	pxa_register_device(&pxa3xx_device_nand, info);
 }
+
+static struct resource pxa3xx_resources_gcu[] = {
+	{
+		.start	= 0x54000000,
+		.end	= 0x54000fff,
+		.flags	= IORESOURCE_MEM,
+	},
+	{
+		.start	= IRQ_GCU,
+		.end	= IRQ_GCU,
+		.flags	= IORESOURCE_IRQ,
+	},
+};
+
+static u64 pxa3xx_gcu_dmamask = DMA_BIT_MASK(32);
+
+struct platform_device pxa3xx_device_gcu = {
+	.name		= "pxa3xx-gcu",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(pxa3xx_resources_gcu),
+	.resource	= pxa3xx_resources_gcu,
+	.dev		= {
+		.dma_mask = &pxa3xx_gcu_dmamask,
+		.coherent_dma_mask = 0xffffffff,
+	},
+};
+
 #endif /* CONFIG_PXA3xx */
 
 /* pxa2xx-spi platform-device ID equals respective SSP platform-device ID + 1.
diff --git a/arch/arm/mach-pxa/devices.h b/arch/arm/mach-pxa/devices.h
index ecc24a4dca6d..93817d99761e 100644
--- a/arch/arm/mach-pxa/devices.h
+++ b/arch/arm/mach-pxa/devices.h
@@ -35,4 +35,6 @@ extern struct platform_device pxa27x_device_pwm1;
 extern struct platform_device pxa3xx_device_nand;
 extern struct platform_device pxa3xx_device_i2c_power;
 
+extern struct platform_device pxa3xx_device_gcu;
+
 void __init pxa_register_device(struct platform_device *dev, void *data);
diff --git a/arch/arm/mach-pxa/e740.c b/arch/arm/mach-pxa/e740.c
index a36fc17f671d..49acdfa6650d 100644
--- a/arch/arm/mach-pxa/e740.c
+++ b/arch/arm/mach-pxa/e740.c
@@ -199,7 +199,6 @@ static void __init e740_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 	pxa_set_udc_info(&e7xx_udc_mach_info);
 	pxa_set_ac97_info(NULL);
-	e7xx_irda_init();
 	pxa_set_ficp_info(&e7xx_ficp_platform_data);
 }
 
diff --git a/arch/arm/mach-pxa/e750.c b/arch/arm/mach-pxa/e750.c
index 1d00110590e5..4052ece3ef49 100644
--- a/arch/arm/mach-pxa/e750.c
+++ b/arch/arm/mach-pxa/e750.c
@@ -200,7 +200,6 @@ static void __init e750_init(void)
 	platform_add_devices(devices, ARRAY_SIZE(devices));
 	pxa_set_udc_info(&e7xx_udc_mach_info);
 	pxa_set_ac97_info(NULL);
-	e7xx_irda_init();
 	pxa_set_ficp_info(&e7xx_ficp_platform_data);
 }
 
diff --git a/arch/arm/mach-pxa/em-x270.c b/arch/arm/mach-pxa/em-x270.c
index 9cd09465a0e8..aec7f4214b14 100644
--- a/arch/arm/mach-pxa/em-x270.c
+++ b/arch/arm/mach-pxa/em-x270.c
@@ -646,13 +646,16 @@ static int em_x270_mci_get_ro(struct device *dev)
 }
 
 static struct pxamci_platform_data em_x270_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
-			  MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
-			  MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
-			  MMC_VDD_30_31|MMC_VDD_31_32,
-	.init 		= em_x270_mci_init,
-	.setpower 	= em_x270_mci_setpower,
-	.exit		= em_x270_mci_exit,
+	.ocr_mask		= MMC_VDD_20_21|MMC_VDD_21_22|MMC_VDD_22_23|
+				  MMC_VDD_24_25|MMC_VDD_25_26|MMC_VDD_26_27|
+				  MMC_VDD_27_28|MMC_VDD_28_29|MMC_VDD_29_30|
+				  MMC_VDD_30_31|MMC_VDD_31_32,
+	.init 			= em_x270_mci_init,
+	.setpower 		= em_x270_mci_setpower,
+	.exit			= em_x270_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void __init em_x270_init_mmc(void)
@@ -1022,22 +1025,32 @@ static int em_x270_sensor_power(struct device *dev, int on)
 	return 0;
 }
 
-static struct soc_camera_link iclink = {
-	.bus_id	= 0,
-	.power = em_x270_sensor_power,
-};
-
 static struct i2c_board_info em_x270_i2c_cam_info[] = {
 	{
 		I2C_BOARD_INFO("mt9m111", 0x48),
+	},
+};
+
+static struct soc_camera_link iclink = {
+	.bus_id		= 0,
+	.power		= em_x270_sensor_power,
+	.board_info	= &em_x270_i2c_cam_info[0],
+	.i2c_adapter_id	= 0,
+	.module_name	= "mt9m111",
+};
+
+static struct platform_device em_x270_camera = {
+	.name	= "soc-camera-pdrv",
+	.id	= -1,
+	.dev	= {
 		.platform_data = &iclink,
 	},
 };
 
 static void  __init em_x270_init_camera(void)
 {
-	i2c_register_board_info(0, ARRAY_AND_SIZE(em_x270_i2c_cam_info));
 	pxa_set_camera_info(&em_x270_camera_platform_data);
+	platform_device_register(&em_x270_camera);
 }
 #else
 static inline void em_x270_init_camera(void) {}
@@ -1103,6 +1116,7 @@ REGULATOR_CONSUMER(ldo5, NULL, "vcc cam");
 REGULATOR_CONSUMER(ldo10, &pxa_device_mci.dev, "vcc sdio");
 REGULATOR_CONSUMER(ldo12, NULL, "vcc usb");
 REGULATOR_CONSUMER(ldo19, &em_x270_gprs_userspace_consumer.dev, "vcc gprs");
+REGULATOR_CONSUMER(buck2, NULL, "vcc_core");
 
 #define REGULATOR_INIT(_ldo, _min_uV, _max_uV, _ops_mask)		\
 	static struct regulator_init_data _ldo##_data = {		\
@@ -1125,6 +1139,7 @@ REGULATOR_INIT(ldo10, 2000000, 3200000,
 	       REGULATOR_CHANGE_STATUS | REGULATOR_CHANGE_VOLTAGE);
 REGULATOR_INIT(ldo12, 3000000, 3000000, REGULATOR_CHANGE_STATUS);
 REGULATOR_INIT(ldo19, 3200000, 3200000, REGULATOR_CHANGE_STATUS);
+REGULATOR_INIT(buck2, 1000000, 1650000, REGULATOR_CHANGE_VOLTAGE);
 
 struct led_info em_x270_led_info = {
 	.name = "em-x270:orange",
@@ -1194,6 +1209,8 @@ struct da903x_subdev_info em_x270_da9030_subdevs[] = {
 	DA9030_LDO(12),
 	DA9030_LDO(19),
 
+	DA9030_SUBDEV(regulator, BUCK2, &buck2_data),
+
 	DA9030_SUBDEV(led, LED_PC, &em_x270_led_info),
 	DA9030_SUBDEV(backlight, WLED, &em_x270_led_info),
 	DA9030_SUBDEV(battery, BAT, &em_x270_batterty_info),
@@ -1245,7 +1262,6 @@ static void __init em_x270_init_i2c(void)
 
 static void __init em_x270_module_init(void)
 {
-	pr_info("%s\n", __func__);
 	pxa2xx_mfp_config(ARRAY_AND_SIZE(em_x270_pin_config));
 
 	mmc_cd = GPIO13_MMC_CD;
@@ -1257,7 +1273,6 @@ static void __init em_x270_module_init(void)
 
 static void __init em_x270_exeda_init(void)
 {
-	pr_info("%s\n", __func__);
 	pxa2xx_mfp_config(ARRAY_AND_SIZE(exeda_pin_config));
 
 	mmc_cd = GPIO114_MMC_CD;
diff --git a/arch/arm/mach-pxa/eseries.c b/arch/arm/mach-pxa/eseries.c
index c60dadf847a6..91417f035069 100644
--- a/arch/arm/mach-pxa/eseries.c
+++ b/arch/arm/mach-pxa/eseries.c
@@ -47,44 +47,9 @@ struct pxa2xx_udc_mach_info e7xx_udc_mach_info = {
 	.gpio_pullup_inverted = 1
 };
 
-static void e7xx_irda_transceiver_mode(struct device *dev, int mode)
-{
-	if (mode & IR_OFF) {
-		gpio_set_value(GPIO_E7XX_IR_OFF, 1);
-		pxa2xx_transceiver_mode(dev, mode);
-	} else {
-		pxa2xx_transceiver_mode(dev, mode);
-		gpio_set_value(GPIO_E7XX_IR_OFF, 0);
-	}
-}
-
-int e7xx_irda_init(void)
-{
-	int ret;
-
-	ret = gpio_request(GPIO_E7XX_IR_OFF, "IrDA power");
-	if (ret)
-		goto out;
-
-	ret = gpio_direction_output(GPIO_E7XX_IR_OFF, 0);
-	if (ret)
-		goto out;
-
-	e7xx_irda_transceiver_mode(NULL, IR_SIRMODE | IR_OFF);
-out:
-	return ret;
-}
-
-static void e7xx_irda_shutdown(struct device *dev)
-{
-	e7xx_irda_transceiver_mode(dev, IR_SIRMODE | IR_OFF);
-	gpio_free(GPIO_E7XX_IR_OFF);
-}
-
 struct pxaficp_platform_data e7xx_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_OFF,
-	.transceiver_mode = e7xx_irda_transceiver_mode,
-	.shutdown = e7xx_irda_shutdown,
+	.gpio_pwdown		= GPIO_E7XX_IR_OFF,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 int eseries_tmio_enable(struct platform_device *dev)
diff --git a/arch/arm/mach-pxa/gumstix.c b/arch/arm/mach-pxa/gumstix.c
index ca9912ea78d9..1708c0109844 100644
--- a/arch/arm/mach-pxa/gumstix.c
+++ b/arch/arm/mach-pxa/gumstix.c
@@ -88,7 +88,10 @@ static struct platform_device *devices[] __initdata = {
 
 #ifdef CONFIG_MMC_PXA
 static struct pxamci_platform_data gumstix_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.gpio_card_detect 	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void __init gumstix_mmc_init(void)
diff --git a/arch/arm/mach-pxa/hx4700.c b/arch/arm/mach-pxa/hx4700.c
index 81359d574f88..83bd3c6e3884 100644
--- a/arch/arm/mach-pxa/hx4700.c
+++ b/arch/arm/mach-pxa/hx4700.c
@@ -45,6 +45,7 @@
 #include <mach/irda.h>
 #include <mach/pxa2xx_spi.h>
 
+#include <video/platform_lcd.h>
 #include <video/w100fb.h>
 
 #include "devices.h"
@@ -174,14 +175,9 @@ static int hx4700_gpio_request(struct gpio_ress *gpios, int size)
  * IRDA
  */
 
-static void irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO105_HX4700_nIR_ON, mode & IR_OFF);
-}
-
 static struct pxaficp_platform_data ficp_info = {
-	.transceiver_cap  = IR_SIRMODE | IR_OFF,
-	.transceiver_mode = irda_transceiver_mode,
+	.gpio_pwdown		= GPIO105_HX4700_nIR_ON,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /*
@@ -368,8 +364,6 @@ static struct platform_device egpio = {
  * LCD - Sony display connected to ATI Imageon w3220
  */
 
-static int lcd_power;
-
 static void sony_lcd_init(void)
 {
 	gpio_set_value(GPIO84_HX4700_LCD_SQN, 1);
@@ -410,35 +404,6 @@ static void sony_lcd_off(void)
 	gpio_set_value(GPIO110_HX4700_LCD_LVDD_3V3_ON, 0);
 }
 
-static int hx4700_lcd_set_power(struct lcd_device *ldev, int level)
-{
-	switch (level) {
-	case FB_BLANK_UNBLANK:
-		sony_lcd_init();
-		break;
-	case FB_BLANK_NORMAL:
-	case FB_BLANK_VSYNC_SUSPEND:
-	case FB_BLANK_HSYNC_SUSPEND:
-	case FB_BLANK_POWERDOWN:
-		sony_lcd_off();
-		break;
-	}
-	lcd_power = level;
-	return 0;
-}
-
-static int hx4700_lcd_get_power(struct lcd_device *lm)
-{
-	return lcd_power;
-}
-
-static struct lcd_ops hx4700_lcd_ops = {
-	.get_power = hx4700_lcd_get_power,
-	.set_power = hx4700_lcd_set_power,
-};
-
-static struct lcd_device *hx4700_lcd_device;
-
 #ifdef CONFIG_PM
 static void w3220_lcd_suspend(struct w100fb_par *wfb)
 {
@@ -573,6 +538,27 @@ static struct platform_device w3220 = {
 	.resource      = w3220_resources,
 };
 
+static void hx4700_lcd_set_power(struct plat_lcd_data *pd, unsigned int power)
+{
+	if (power)
+		sony_lcd_init();
+	else
+		sony_lcd_off();
+}
+
+static struct plat_lcd_data hx4700_lcd_data = {
+	.set_power = hx4700_lcd_set_power,
+};
+
+static struct platform_device hx4700_lcd = {
+	.name = "platform-lcd",
+	.id   = -1,
+	.dev  = {
+		.platform_data = &hx4700_lcd_data,
+		.parent        = &w3220.dev,
+	},
+};
+
 /*
  * Backlight
  */
@@ -618,7 +604,7 @@ static struct platform_device gpio_vbus = {
 static const struct ads7846_platform_data tsc2046_info = {
 	.model            = 7846,
 	.vref_delay_usecs = 100,
-	.pressure_max     = 512,
+	.pressure_max     = 1024,
 	.debounce_max     = 10,
 	.debounce_tol     = 3,
 	.debounce_rep     = 1,
@@ -872,9 +858,6 @@ static void __init hx4700_init(void)
 	pxa2xx_set_spi_info(2, &pxa_ssp2_master_info);
 	spi_register_board_info(ARRAY_AND_SIZE(tsc2046_board_info));
 
-	hx4700_lcd_device = lcd_device_register("w100fb", NULL,
-					(void *)&w3220_info, &hx4700_lcd_ops);
-
 	gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 0);
 	mdelay(10);
 	gpio_set_value(GPIO71_HX4700_ASIC3_nRESET, 1);
diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c
index b6243b59d9be..b6486ef20b17 100644
--- a/arch/arm/mach-pxa/idp.c
+++ b/arch/arm/mach-pxa/idp.c
@@ -168,7 +168,10 @@ static struct pxafb_mach_info sharp_lm8v31 = {
 };
 
 static struct pxamci_platform_data idp_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void __init idp_init(void)
diff --git a/arch/arm/mach-pxa/imote2.c b/arch/arm/mach-pxa/imote2.c
index 961807dc6467..2a4945db31c5 100644
--- a/arch/arm/mach-pxa/imote2.c
+++ b/arch/arm/mach-pxa/imote2.c
@@ -389,6 +389,9 @@ static int imote2_mci_get_ro(struct device *dev)
 static struct pxamci_platform_data imote2_mci_platform_data = {
 	.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34, /* default anyway */
 	.get_ro = imote2_mci_get_ro,
+	.gpio_card_detect = -1,
+	.gpio_card_ro	= -1,
+	.gpio_power = -1,
 };
 
 static struct mtd_partition imote2flash_partitions[] = {
diff --git a/arch/arm/mach-pxa/include/mach/balloon3.h b/arch/arm/mach-pxa/include/mach/balloon3.h
new file mode 100644
index 000000000000..bfec09b1814b
--- /dev/null
+++ b/arch/arm/mach-pxa/include/mach/balloon3.h
@@ -0,0 +1,134 @@
+/*
+ *  linux/include/asm-arm/arch-pxa/balloon3.h
+ *
+ *  Authors:	Nick Bane and Wookey
+ *  Created:	Oct, 2005
+ *  Copyright:	Toby Churchill Ltd
+ *  Cribbed from mainstone.c, by Nicholas Pitre
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#ifndef ASM_ARCH_BALLOON3_H
+#define ASM_ARCH_BALLOON3_H
+
+enum balloon3_features {
+	BALLOON3_FEATURE_OHCI,
+	BALLOON3_FEATURE_MMC,
+	BALLOON3_FEATURE_CF,
+	BALLOON3_FEATURE_AUDIO,
+	BALLOON3_FEATURE_TOPPOLY,
+};
+
+#define BALLOON3_FPGA_PHYS	PXA_CS4_PHYS
+#define BALLOON3_FPGA_VIRT	(0xf1000000)	/* as per balloon2 */
+#define BALLOON3_FPGA_LENGTH	0x01000000
+
+/* FPGA/CPLD registers */
+#define BALLOON3_PCMCIA0_REG		(BALLOON3_FPGA_VIRT + 0x00e00008)
+/* fixme - same for now */
+#define BALLOON3_PCMCIA1_REG		(BALLOON3_FPGA_VIRT + 0x00e00008)
+#define BALLOON3_NANDIO_IO_REG		(BALLOON3_FPGA_VIRT + 0x00e00000)
+/* fpga/cpld interrupt control register */
+#define BALLOON3_INT_CONTROL_REG	(BALLOON3_FPGA_VIRT + 0x00e0000C)
+#define BALLOON3_NANDIO_CTL2_REG 	(BALLOON3_FPGA_VIRT + 0x00e00010)
+#define BALLOON3_NANDIO_CTL_REG 	(BALLOON3_FPGA_VIRT + 0x00e00014)
+#define BALLOON3_VERSION_REG		(BALLOON3_FPGA_VIRT + 0x00e0001c)
+
+#define BALLOON3_SAMOSA_ADDR_REG	(BALLOON3_FPGA_VIRT + 0x00c00000)
+#define BALLOON3_SAMOSA_DATA_REG	(BALLOON3_FPGA_VIRT + 0x00c00004)
+#define BALLOON3_SAMOSA_STATUS_REG	(BALLOON3_FPGA_VIRT + 0x00c0001c)
+
+/* GPIOs for irqs */
+#define BALLOON3_GPIO_AUX_NIRQ		(94)
+#define BALLOON3_GPIO_CODEC_IRQ		(95)
+
+/* Timer and Idle LED locations */
+#define BALLOON3_GPIO_LED_NAND		(9)
+#define BALLOON3_GPIO_LED_IDLE		(10)
+
+/* backlight control */
+#define BALLOON3_GPIO_RUN_BACKLIGHT	(99)
+
+#define BALLOON3_GPIO_S0_CD		(105)
+
+/* FPGA Interrupt Mask/Acknowledge Register */
+#define BALLOON3_INT_S0_IRQ		(1 << 0)  /* PCMCIA 0 IRQ */
+#define BALLOON3_INT_S0_STSCHG		(1 << 1)  /* PCMCIA 0 status changed */
+
+/* CF Status Register */
+#define BALLOON3_PCMCIA_nIRQ		(1 << 0)  /* IRQ / ready signal */
+#define BALLOON3_PCMCIA_nSTSCHG_BVD1	(1 << 1)
+					/* VDD sense / card status changed */
+
+/* CF control register (write) */
+#define BALLOON3_PCMCIA_RESET		(1 << 0)   /* Card reset signal */
+#define BALLOON3_PCMCIA_ENABLE		(1 << 1)
+#define BALLOON3_PCMCIA_ADD_ENABLE	(1 << 2)
+
+/* CPLD (and FPGA) interface definitions */
+#define CPLD_LCD0_DATA_SET             0x00
+#define CPLD_LCD0_DATA_CLR             0x10
+#define CPLD_LCD0_COMMAND_SET          0x01
+#define CPLD_LCD0_COMMAND_CLR          0x11
+#define CPLD_LCD1_DATA_SET             0x02
+#define CPLD_LCD1_DATA_CLR             0x12
+#define CPLD_LCD1_COMMAND_SET          0x03
+#define CPLD_LCD1_COMMAND_CLR          0x13
+
+#define CPLD_MISC_SET                  0x07
+#define CPLD_MISC_CLR                  0x17
+#define CPLD_MISC_LOON_NRESET_BIT      0
+#define CPLD_MISC_LOON_UNSUSP_BIT      1
+#define CPLD_MISC_RUN_5V_BIT           2
+#define CPLD_MISC_CHG_D0_BIT           3
+#define CPLD_MISC_CHG_D1_BIT           4
+#define CPLD_MISC_DAC_NCS_BIT          5
+
+#define CPLD_LCD_SET                   0x08
+#define CPLD_LCD_CLR                   0x18
+#define CPLD_LCD_BACKLIGHT_EN_0_BIT    0
+#define CPLD_LCD_BACKLIGHT_EN_1_BIT    1
+#define CPLD_LCD_LED_RED_BIT           4
+#define CPLD_LCD_LED_GREEN_BIT         5
+#define CPLD_LCD_NRESET_BIT            7
+
+#define CPLD_LCD_RO_SET                0x09
+#define CPLD_LCD_RO_CLR                0x19
+#define CPLD_LCD_RO_LCD0_nWAIT_BIT     0
+#define CPLD_LCD_RO_LCD1_nWAIT_BIT     1
+
+#define CPLD_SERIAL_SET                0x0a
+#define CPLD_SERIAL_CLR                0x1a
+#define CPLD_SERIAL_GSM_RI_BIT         0
+#define CPLD_SERIAL_GSM_CTS_BIT        1
+#define CPLD_SERIAL_GSM_DTR_BIT        2
+#define CPLD_SERIAL_LPR_CTS_BIT        3
+#define CPLD_SERIAL_TC232_CTS_BIT      4
+#define CPLD_SERIAL_TC232_DSR_BIT      5
+
+#define CPLD_SROUTING_SET              0x0b
+#define CPLD_SROUTING_CLR              0x1b
+#define CPLD_SROUTING_MSP430_LPR       0
+#define CPLD_SROUTING_MSP430_TC232     1
+#define CPLD_SROUTING_MSP430_GSM       2
+#define CPLD_SROUTING_LOON_LPR         (0 << 4)
+#define CPLD_SROUTING_LOON_TC232       (1 << 4)
+#define CPLD_SROUTING_LOON_GSM         (2 << 4)
+
+#define CPLD_AROUTING_SET              0x0c
+#define CPLD_AROUTING_CLR              0x1c
+#define CPLD_AROUTING_MIC2PHONE_BIT    0
+#define CPLD_AROUTING_PHONE2INT_BIT    1
+#define CPLD_AROUTING_PHONE2EXT_BIT    2
+#define CPLD_AROUTING_LOONL2INT_BIT    3
+#define CPLD_AROUTING_LOONL2EXT_BIT    4
+#define CPLD_AROUTING_LOONR2PHONE_BIT  5
+#define CPLD_AROUTING_LOONR2INT_BIT    6
+#define CPLD_AROUTING_LOONR2EXT_BIT    7
+
+extern int balloon3_has(enum balloon3_features feature);
+
+#endif
diff --git a/arch/arm/mach-pxa/include/mach/colibri.h b/arch/arm/mach-pxa/include/mach/colibri.h
index a88d7caff0d1..811743c56147 100644
--- a/arch/arm/mach-pxa/include/mach/colibri.h
+++ b/arch/arm/mach-pxa/include/mach/colibri.h
@@ -23,6 +23,12 @@ static inline void colibri_pxa3xx_init_lcd(int bl_pin) {}
 extern void colibri_pxa3xx_init_eth(struct ax_plat_data *plat_data);
 #endif
 
+#if defined(CONFIG_MTD_NAND_PXA3xx) || defined(CONFIG_MTD_NAND_PXA3xx_MODULE)
+extern void colibri_pxa3xx_init_nand(void);
+#else
+static inline void colibri_pxa3xx_init_nand(void) {}
+#endif
+
 /* physical memory regions */
 #define COLIBRI_SDRAM_BASE	0xa0000000      /* SDRAM region */
 
diff --git a/arch/arm/mach-pxa/include/mach/entry-macro.S b/arch/arm/mach-pxa/include/mach/entry-macro.S
index f6b4bf3e73d2..a73bc86a3c26 100644
--- a/arch/arm/mach-pxa/include/mach/entry-macro.S
+++ b/arch/arm/mach-pxa/include/mach/entry-macro.S
@@ -24,34 +24,28 @@
 		mov	\tmp, \tmp, lsr #13
 		and	\tmp, \tmp, #0x7		@ Core G
 		cmp	\tmp, #1
-		bhi	1004f
+		bhi	1002f
 
+		@ Core Generation 1 (PXA25x)
 		mov	\base, #io_p2v(0x40000000)	@ IIR Ctl = 0x40d00000
 		add	\base, \base, #0x00d00000
 		ldr	\irqstat, [\base, #0]		@ ICIP
 		ldr	\irqnr, [\base, #4]		@ ICMR
-		b	1002f
 
-1004:
-		mrc	p6, 0, \irqstat, c6, c0, 0	@ ICIP2
-		mrc	p6, 0, \irqnr, c7, c0, 0	@ ICMR2
 		ands	\irqnr, \irqstat, \irqnr
-		beq	1003f
+		beq	1001f
 		rsb	\irqstat, \irqnr, #0
 		and	\irqstat, \irqstat, \irqnr
 		clz	\irqnr, \irqstat
-		rsb	\irqnr, \irqnr, #31
-		add	\irqnr, \irqnr, #(32 + PXA_IRQ(0))
+		rsb	\irqnr, \irqnr, #(31 + PXA_IRQ(0))
 		b	1001f
-1003:
-		mrc	p6, 0, \irqstat, c0, c0, 0	@ ICIP
-		mrc	p6, 0, \irqnr, c1, c0, 0	@ ICMR
 1002:
-		ands	\irqnr, \irqstat, \irqnr
+		@ Core Generation 2 (PXA27x) or Core Generation 3 (PXA3xx)
+		mrc	p6, 0, \irqstat, c5, c0, 0	@ ICHP
+		tst	\irqstat, #0x80000000
 		beq	1001f
-		rsb	\irqstat, \irqnr, #0
-		and	\irqstat, \irqstat, \irqnr
-		clz	\irqnr, \irqstat
-		rsb	\irqnr, \irqnr, #(31 + PXA_IRQ(0))
+		bic	\irqstat, \irqstat, #0x80000000
+		mov	\irqnr, \irqstat, lsr #16
+		add	\irqnr, \irqnr, #(PXA_IRQ(0))
 1001:
 		.endm
diff --git a/arch/arm/mach-pxa/include/mach/hardware.h b/arch/arm/mach-pxa/include/mach/hardware.h
index 16ab79547dae..aa3d9f70a08a 100644
--- a/arch/arm/mach-pxa/include/mach/hardware.h
+++ b/arch/arm/mach-pxa/include/mach/hardware.h
@@ -197,6 +197,16 @@
 #define __cpu_is_pxa935(id)	(0)
 #endif
 
+#ifdef CONFIG_CPU_PXA950
+#define __cpu_is_pxa950(id)                             \
+	({                                              \
+		unsigned int _id = (id) >> 4 & 0xfff;	\
+		id == 0x697;				\
+	 })
+#else
+#define __cpu_is_pxa950(id)	(0)
+#endif
+
 #define cpu_is_pxa210()					\
 	({						\
 		__cpu_is_pxa210(read_cpuid_id());	\
@@ -249,6 +259,13 @@
 		__cpu_is_pxa935(id);			\
 	 })
 
+#define cpu_is_pxa950()					\
+	({						\
+		unsigned int id = read_cpuid(CPUID_ID);	\
+		__cpu_is_pxa950(id);			\
+	 })
+
+
 /*
  * CPUID Core Generation Bit
  * <= 0x2 for pxa21x/pxa25x/pxa26x/pxa27x
diff --git a/arch/arm/mach-pxa/include/mach/irda.h b/arch/arm/mach-pxa/include/mach/irda.h
index 0a50c3c763df..3cd41f77dda4 100644
--- a/arch/arm/mach-pxa/include/mach/irda.h
+++ b/arch/arm/mach-pxa/include/mach/irda.h
@@ -12,6 +12,8 @@ struct pxaficp_platform_data {
 	void (*transceiver_mode)(struct device *dev, int mode);
 	int (*startup)(struct device *dev);
 	void (*shutdown)(struct device *dev);
+	int gpio_pwdown;		/* powerdown GPIO for the IrDA chip */
+	bool gpio_pwdown_inverted;	/* gpio_pwdown is inverted */
 };
 
 extern void pxa_set_ficp_info(struct pxaficp_platform_data *info);
diff --git a/arch/arm/mach-pxa/include/mach/irqs.h b/arch/arm/mach-pxa/include/mach/irqs.h
index 6a1d95993342..3677a9af9c87 100644
--- a/arch/arm/mach-pxa/include/mach/irqs.h
+++ b/arch/arm/mach-pxa/include/mach/irqs.h
@@ -68,9 +68,10 @@
 #ifdef CONFIG_PXA3xx
 #define IRQ_SSP4	PXA_IRQ(13)	/* SSP4 service request */
 #define IRQ_CIR		PXA_IRQ(34)	/* Consumer IR */
+#define IRQ_COMM_WDT	PXA_IRQ(35) 	/* Comm WDT interrupt */
 #define IRQ_TSI		PXA_IRQ(36)	/* Touch Screen Interface (PXA320) */
 #define IRQ_USIM2	PXA_IRQ(38)	/* USIM2 Controller */
-#define IRQ_GRPHICS	PXA_IRQ(39)	/* Graphics Controller */
+#define IRQ_GCU		PXA_IRQ(39)	/* Graphics Controller */
 #define IRQ_MMC2	PXA_IRQ(41)	/* MMC2 Controller */
 #define IRQ_1WIRE	PXA_IRQ(44)	/* 1-Wire Controller */
 #define IRQ_NAND	PXA_IRQ(45)	/* NAND Controller */
@@ -81,8 +82,31 @@
 #define IRQ_MMC3	PXA_IRQ(55)	/* MMC3 Controller (PXA310) */
 #endif
 
-#define PXA_GPIO_IRQ_BASE	PXA_IRQ(64)
-#define PXA_GPIO_IRQ_NUM	(128)
+#ifdef CONFIG_CPU_PXA935
+#define IRQ_U2O		PXA_IRQ(64)	/* USB OTG 2.0 Controller (PXA935) */
+#define IRQ_U2H		PXA_IRQ(65)	/* USB Host 2.0 Controller (PXA935) */
+
+#define IRQ_MMC3_PXA935	PXA_IRQ(72)	/* MMC3 Controller (PXA935) */
+#define IRQ_MMC4_PXA935	PXA_IRQ(73)	/* MMC4 Controller (PXA935) */
+#define IRQ_MMC5_PXA935	PXA_IRQ(74)	/* MMC5 Controller (PXA935) */
+
+#define IRQ_U2P		PXA_IRQ(93)	/* USB PHY D+/D- Lines (PXA935) */
+#endif
+
+#ifdef CONFIG_CPU_PXA930
+#define IRQ_ENHROT	PXA_IRQ(37)	/* Enhanced Rotary (PXA930) */
+#define IRQ_ACIPC0	PXA_IRQ(5)
+#define IRQ_ACIPC1	PXA_IRQ(40)
+#define IRQ_ACIPC2	PXA_IRQ(19)
+#define IRQ_TRKBALL	PXA_IRQ(43)	/* Track Ball */
+#endif
+
+#ifdef CONFIG_CPU_PXA950
+#define IRQ_GC500	PXA_IRQ(70)	/* Graphics Controller (PXA950) */
+#endif
+
+#define PXA_GPIO_IRQ_BASE	PXA_IRQ(96)
+#define PXA_GPIO_IRQ_NUM	(192)
 
 #define GPIO_2_x_TO_IRQ(x)	(PXA_GPIO_IRQ_BASE + (x))
 #define IRQ_GPIO(x)	(((x) < 2) ? (IRQ_GPIO0 + (x)) : GPIO_2_x_TO_IRQ(x))
@@ -105,6 +129,8 @@
 #define IRQ_BOARD_END		(IRQ_BOARD_START + 70)
 #elif defined(CONFIG_MACH_ZYLONITE)
 #define IRQ_BOARD_END		(IRQ_BOARD_START + 32)
+#elif defined(CONFIG_PXA_EZX)
+#define IRQ_BOARD_END		(IRQ_BOARD_START + 23)
 #else
 #define IRQ_BOARD_END		(IRQ_BOARD_START + 16)
 #endif
@@ -237,6 +263,16 @@
 #define MAINSTONE_S1_STSCHG_IRQ	MAINSTONE_IRQ(14)
 #define MAINSTONE_S1_IRQ	MAINSTONE_IRQ(15)
 
+/* Balloon3 Interrupts */
+#define BALLOON3_IRQ(x)		(IRQ_BOARD_START + (x))
+
+#define BALLOON3_BP_CF_NRDY_IRQ	BALLOON3_IRQ(0)
+#define BALLOON3_BP_NSTSCHG_IRQ	BALLOON3_IRQ(1)
+
+#define BALLOON3_AUX_NIRQ	IRQ_GPIO(BALLOON3_GPIO_AUX_NIRQ)
+#define BALLOON3_CODEC_IRQ	IRQ_GPIO(BALLOON3_GPIO_CODEC_IRQ)
+#define BALLOON3_S0_CD_IRQ	IRQ_GPIO(BALLOON3_GPIO_S0_CD)
+
 /* LoCoMo Interrupts (CONFIG_SHARP_LOCOMO) */
 #define IRQ_LOCOMO_KEY_BASE	(IRQ_BOARD_START + 0)
 #define IRQ_LOCOMO_GPIO_BASE	(IRQ_BOARD_START + 1)
diff --git a/arch/arm/mach-pxa/include/mach/mfp.h b/arch/arm/mach-pxa/include/mach/mfp.h
index 482185053a92..271e249ae34f 100644
--- a/arch/arm/mach-pxa/include/mach/mfp.h
+++ b/arch/arm/mach-pxa/include/mach/mfp.h
@@ -16,305 +16,6 @@
 #ifndef __ASM_ARCH_MFP_H
 #define __ASM_ARCH_MFP_H
 
-#define mfp_to_gpio(m)	((m) % 128)
-
-/* list of all the configurable MFP pins */
-enum {
-	MFP_PIN_INVALID = -1,
-
-	MFP_PIN_GPIO0 = 0,
-	MFP_PIN_GPIO1,
-	MFP_PIN_GPIO2,
-	MFP_PIN_GPIO3,
-	MFP_PIN_GPIO4,
-	MFP_PIN_GPIO5,
-	MFP_PIN_GPIO6,
-	MFP_PIN_GPIO7,
-	MFP_PIN_GPIO8,
-	MFP_PIN_GPIO9,
-	MFP_PIN_GPIO10,
-	MFP_PIN_GPIO11,
-	MFP_PIN_GPIO12,
-	MFP_PIN_GPIO13,
-	MFP_PIN_GPIO14,
-	MFP_PIN_GPIO15,
-	MFP_PIN_GPIO16,
-	MFP_PIN_GPIO17,
-	MFP_PIN_GPIO18,
-	MFP_PIN_GPIO19,
-	MFP_PIN_GPIO20,
-	MFP_PIN_GPIO21,
-	MFP_PIN_GPIO22,
-	MFP_PIN_GPIO23,
-	MFP_PIN_GPIO24,
-	MFP_PIN_GPIO25,
-	MFP_PIN_GPIO26,
-	MFP_PIN_GPIO27,
-	MFP_PIN_GPIO28,
-	MFP_PIN_GPIO29,
-	MFP_PIN_GPIO30,
-	MFP_PIN_GPIO31,
-	MFP_PIN_GPIO32,
-	MFP_PIN_GPIO33,
-	MFP_PIN_GPIO34,
-	MFP_PIN_GPIO35,
-	MFP_PIN_GPIO36,
-	MFP_PIN_GPIO37,
-	MFP_PIN_GPIO38,
-	MFP_PIN_GPIO39,
-	MFP_PIN_GPIO40,
-	MFP_PIN_GPIO41,
-	MFP_PIN_GPIO42,
-	MFP_PIN_GPIO43,
-	MFP_PIN_GPIO44,
-	MFP_PIN_GPIO45,
-	MFP_PIN_GPIO46,
-	MFP_PIN_GPIO47,
-	MFP_PIN_GPIO48,
-	MFP_PIN_GPIO49,
-	MFP_PIN_GPIO50,
-	MFP_PIN_GPIO51,
-	MFP_PIN_GPIO52,
-	MFP_PIN_GPIO53,
-	MFP_PIN_GPIO54,
-	MFP_PIN_GPIO55,
-	MFP_PIN_GPIO56,
-	MFP_PIN_GPIO57,
-	MFP_PIN_GPIO58,
-	MFP_PIN_GPIO59,
-	MFP_PIN_GPIO60,
-	MFP_PIN_GPIO61,
-	MFP_PIN_GPIO62,
-	MFP_PIN_GPIO63,
-	MFP_PIN_GPIO64,
-	MFP_PIN_GPIO65,
-	MFP_PIN_GPIO66,
-	MFP_PIN_GPIO67,
-	MFP_PIN_GPIO68,
-	MFP_PIN_GPIO69,
-	MFP_PIN_GPIO70,
-	MFP_PIN_GPIO71,
-	MFP_PIN_GPIO72,
-	MFP_PIN_GPIO73,
-	MFP_PIN_GPIO74,
-	MFP_PIN_GPIO75,
-	MFP_PIN_GPIO76,
-	MFP_PIN_GPIO77,
-	MFP_PIN_GPIO78,
-	MFP_PIN_GPIO79,
-	MFP_PIN_GPIO80,
-	MFP_PIN_GPIO81,
-	MFP_PIN_GPIO82,
-	MFP_PIN_GPIO83,
-	MFP_PIN_GPIO84,
-	MFP_PIN_GPIO85,
-	MFP_PIN_GPIO86,
-	MFP_PIN_GPIO87,
-	MFP_PIN_GPIO88,
-	MFP_PIN_GPIO89,
-	MFP_PIN_GPIO90,
-	MFP_PIN_GPIO91,
-	MFP_PIN_GPIO92,
-	MFP_PIN_GPIO93,
-	MFP_PIN_GPIO94,
-	MFP_PIN_GPIO95,
-	MFP_PIN_GPIO96,
-	MFP_PIN_GPIO97,
-	MFP_PIN_GPIO98,
-	MFP_PIN_GPIO99,
-	MFP_PIN_GPIO100,
-	MFP_PIN_GPIO101,
-	MFP_PIN_GPIO102,
-	MFP_PIN_GPIO103,
-	MFP_PIN_GPIO104,
-	MFP_PIN_GPIO105,
-	MFP_PIN_GPIO106,
-	MFP_PIN_GPIO107,
-	MFP_PIN_GPIO108,
-	MFP_PIN_GPIO109,
-	MFP_PIN_GPIO110,
-	MFP_PIN_GPIO111,
-	MFP_PIN_GPIO112,
-	MFP_PIN_GPIO113,
-	MFP_PIN_GPIO114,
-	MFP_PIN_GPIO115,
-	MFP_PIN_GPIO116,
-	MFP_PIN_GPIO117,
-	MFP_PIN_GPIO118,
-	MFP_PIN_GPIO119,
-	MFP_PIN_GPIO120,
-	MFP_PIN_GPIO121,
-	MFP_PIN_GPIO122,
-	MFP_PIN_GPIO123,
-	MFP_PIN_GPIO124,
-	MFP_PIN_GPIO125,
-	MFP_PIN_GPIO126,
-	MFP_PIN_GPIO127,
-	MFP_PIN_GPIO0_2,
-	MFP_PIN_GPIO1_2,
-	MFP_PIN_GPIO2_2,
-	MFP_PIN_GPIO3_2,
-	MFP_PIN_GPIO4_2,
-	MFP_PIN_GPIO5_2,
-	MFP_PIN_GPIO6_2,
-	MFP_PIN_GPIO7_2,
-	MFP_PIN_GPIO8_2,
-	MFP_PIN_GPIO9_2,
-	MFP_PIN_GPIO10_2,
-	MFP_PIN_GPIO11_2,
-	MFP_PIN_GPIO12_2,
-	MFP_PIN_GPIO13_2,
-	MFP_PIN_GPIO14_2,
-	MFP_PIN_GPIO15_2,
-	MFP_PIN_GPIO16_2,
-	MFP_PIN_GPIO17_2,
-
-	MFP_PIN_ULPI_STP,
-	MFP_PIN_ULPI_NXT,
-	MFP_PIN_ULPI_DIR,
-
-	MFP_PIN_nXCVREN,
-	MFP_PIN_DF_CLE_nOE,
-	MFP_PIN_DF_nADV1_ALE,
-	MFP_PIN_DF_SCLK_E,
-	MFP_PIN_DF_SCLK_S,
-	MFP_PIN_nBE0,
-	MFP_PIN_nBE1,
-	MFP_PIN_DF_nADV2_ALE,
-	MFP_PIN_DF_INT_RnB,
-	MFP_PIN_DF_nCS0,
-	MFP_PIN_DF_nCS1,
-	MFP_PIN_nLUA,
-	MFP_PIN_nLLA,
-	MFP_PIN_DF_nWE,
-	MFP_PIN_DF_ALE_nWE,
-	MFP_PIN_DF_nRE_nOE,
-	MFP_PIN_DF_ADDR0,
-	MFP_PIN_DF_ADDR1,
-	MFP_PIN_DF_ADDR2,
-	MFP_PIN_DF_ADDR3,
-	MFP_PIN_DF_IO0,
-	MFP_PIN_DF_IO1,
-	MFP_PIN_DF_IO2,
-	MFP_PIN_DF_IO3,
-	MFP_PIN_DF_IO4,
-	MFP_PIN_DF_IO5,
-	MFP_PIN_DF_IO6,
-	MFP_PIN_DF_IO7,
-	MFP_PIN_DF_IO8,
-	MFP_PIN_DF_IO9,
-	MFP_PIN_DF_IO10,
-	MFP_PIN_DF_IO11,
-	MFP_PIN_DF_IO12,
-	MFP_PIN_DF_IO13,
-	MFP_PIN_DF_IO14,
-	MFP_PIN_DF_IO15,
-
-	/* additional pins on PXA930 */
-	MFP_PIN_GSIM_UIO,
-	MFP_PIN_GSIM_UCLK,
-	MFP_PIN_GSIM_UDET,
-	MFP_PIN_GSIM_nURST,
-	MFP_PIN_PMIC_INT,
-	MFP_PIN_RDY,
-
-	MFP_PIN_MAX,
-};
-
-/*
- * a possible MFP configuration is represented by a 32-bit integer
- *
- * bit  0.. 9 - MFP Pin Number (1024 Pins Maximum)
- * bit 10..12 - Alternate Function Selection
- * bit 13..15 - Drive Strength
- * bit 16..18 - Low Power Mode State
- * bit 19..20 - Low Power Mode Edge Detection
- * bit 21..22 - Run Mode Pull State
- *
- * to facilitate the definition, the following macros are provided
- *
- * MFP_CFG_DEFAULT - default MFP configuration value, with
- * 		  alternate function = 0,
- * 		  drive strength = fast 3mA (MFP_DS03X)
- * 		  low power mode = default
- * 		  edge detection = none
- *
- * MFP_CFG	- default MFPR value with alternate function
- * MFP_CFG_DRV	- default MFPR value with alternate function and
- * 		  pin drive strength
- * MFP_CFG_LPM	- default MFPR value with alternate function and
- * 		  low power mode
- * MFP_CFG_X	- default MFPR value with alternate function,
- * 		  pin drive strength and low power mode
- */
-
-typedef unsigned long mfp_cfg_t;
-
-#define MFP_PIN(x)		((x) & 0x3ff)
-
-#define MFP_AF0			(0x0 << 10)
-#define MFP_AF1			(0x1 << 10)
-#define MFP_AF2			(0x2 << 10)
-#define MFP_AF3			(0x3 << 10)
-#define MFP_AF4			(0x4 << 10)
-#define MFP_AF5			(0x5 << 10)
-#define MFP_AF6			(0x6 << 10)
-#define MFP_AF7			(0x7 << 10)
-#define MFP_AF_MASK		(0x7 << 10)
-#define MFP_AF(x)		(((x) >> 10) & 0x7)
-
-#define MFP_DS01X		(0x0 << 13)
-#define MFP_DS02X		(0x1 << 13)
-#define MFP_DS03X		(0x2 << 13)
-#define MFP_DS04X		(0x3 << 13)
-#define MFP_DS06X		(0x4 << 13)
-#define MFP_DS08X		(0x5 << 13)
-#define MFP_DS10X		(0x6 << 13)
-#define MFP_DS13X		(0x7 << 13)
-#define MFP_DS_MASK		(0x7 << 13)
-#define MFP_DS(x)		(((x) >> 13) & 0x7)
-
-#define MFP_LPM_DEFAULT		(0x0 << 16)
-#define MFP_LPM_DRIVE_LOW	(0x1 << 16)
-#define MFP_LPM_DRIVE_HIGH	(0x2 << 16)
-#define MFP_LPM_PULL_LOW	(0x3 << 16)
-#define MFP_LPM_PULL_HIGH	(0x4 << 16)
-#define MFP_LPM_FLOAT		(0x5 << 16)
-#define MFP_LPM_INPUT		(0x6 << 16)
-#define MFP_LPM_STATE_MASK	(0x7 << 16)
-#define MFP_LPM_STATE(x)	(((x) >> 16) & 0x7)
-
-#define MFP_LPM_EDGE_NONE	(0x0 << 19)
-#define MFP_LPM_EDGE_RISE	(0x1 << 19)
-#define MFP_LPM_EDGE_FALL	(0x2 << 19)
-#define MFP_LPM_EDGE_BOTH	(0x3 << 19)
-#define MFP_LPM_EDGE_MASK	(0x3 << 19)
-#define MFP_LPM_EDGE(x)		(((x) >> 19) & 0x3)
-
-#define MFP_PULL_NONE		(0x0 << 21)
-#define MFP_PULL_LOW		(0x1 << 21)
-#define MFP_PULL_HIGH		(0x2 << 21)
-#define MFP_PULL_BOTH		(0x3 << 21)
-#define MFP_PULL_MASK		(0x3 << 21)
-#define MFP_PULL(x)		(((x) >> 21) & 0x3)
-
-#define MFP_CFG_DEFAULT		(MFP_AF0 | MFP_DS03X | MFP_LPM_DEFAULT |\
-				 MFP_LPM_EDGE_NONE | MFP_PULL_NONE)
-
-#define MFP_CFG(pin, af)		\
-	((MFP_CFG_DEFAULT & ~MFP_AF_MASK) |\
-	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af))
-
-#define MFP_CFG_DRV(pin, af, drv)	\
-	((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK)) |\
-	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv))
-
-#define MFP_CFG_LPM(pin, af, lpm)	\
-	((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_LPM_STATE_MASK)) |\
-	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_LPM_##lpm))
-
-#define MFP_CFG_X(pin, af, drv, lpm)	\
-	((MFP_CFG_DEFAULT & ~(MFP_AF_MASK | MFP_DS_MASK | MFP_LPM_STATE_MASK)) |\
-	 (MFP_PIN(MFP_PIN_##pin) | MFP_##af | MFP_##drv | MFP_LPM_##lpm))
+#include <plat/mfp.h>
 
 #endif /* __ASM_ARCH_MFP_H */
diff --git a/arch/arm/mach-pxa/include/mach/mmc.h b/arch/arm/mach-pxa/include/mach/mmc.h
index 6d1304c9270f..02a69dc2ee63 100644
--- a/arch/arm/mach-pxa/include/mach/mmc.h
+++ b/arch/arm/mach-pxa/include/mach/mmc.h
@@ -14,6 +14,11 @@ struct pxamci_platform_data {
 	int (*get_ro)(struct device *);
 	void (*setpower)(struct device *, unsigned int);
 	void (*exit)(struct device *, void *);
+	int gpio_card_detect;			/* gpio detecting card insertion */
+	int gpio_card_ro;			/* gpio detecting read only toggle */
+	bool gpio_card_ro_invert;		/* gpio ro is inverted */
+	int gpio_power;				/* gpio powering up MMC bus */
+	bool gpio_power_invert;			/* gpio power is inverted */
 };
 
 extern void pxa_set_mci_info(struct pxamci_platform_data *info);
diff --git a/arch/arm/mach-pxa/include/mach/palmtc.h b/arch/arm/mach-pxa/include/mach/palmtc.h
new file mode 100644
index 000000000000..3dc9b074ab46
--- /dev/null
+++ b/arch/arm/mach-pxa/include/mach/palmtc.h
@@ -0,0 +1,86 @@
+/*
+ * linux/include/asm-arm/arch-pxa/palmtc-gpio.h
+ *
+ * GPIOs and interrupts for Palm Tungsten|C Handheld Computer
+ *
+ * Authors:	Alex Osborne <bobofdoom@gmail.com>
+ *		Marek Vasut <marek.vasut@gmail.com>
+ *		Holger Bocklet <bitz.email@gmx.net>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#ifndef _INCLUDE_PALMTC_H_
+#define _INCLUDE_PALMTC_H_
+
+/** HERE ARE GPIOs **/
+
+/* GPIOs */
+#define GPIO_NR_PALMTC_EARPHONE_DETECT	2
+#define GPIO_NR_PALMTC_CRADLE_DETECT	5
+#define GPIO_NR_PALMTC_HOTSYNC_BUTTON	7
+
+/* SD/MMC */
+#define GPIO_NR_PALMTC_SD_DETECT_N	12
+#define GPIO_NR_PALMTC_SD_POWER		32
+#define GPIO_NR_PALMTC_SD_READONLY	54
+
+/* WLAN */
+#define GPIO_NR_PALMTC_PCMCIA_READY	13
+#define GPIO_NR_PALMTC_PCMCIA_PWRREADY	14
+#define GPIO_NR_PALMTC_PCMCIA_POWER1	15
+#define GPIO_NR_PALMTC_PCMCIA_POWER2	33
+#define GPIO_NR_PALMTC_PCMCIA_POWER3	55
+#define GPIO_NR_PALMTC_PCMCIA_RESET	78
+
+/* UDC */
+#define GPIO_NR_PALMTC_USB_DETECT_N	4
+#define GPIO_NR_PALMTC_USB_POWER	36
+
+/* LCD/BACKLIGHT */
+#define GPIO_NR_PALMTC_BL_POWER		16
+#define GPIO_NR_PALMTC_LCD_POWER	44
+#define GPIO_NR_PALMTC_LCD_BLANK	38
+
+/* UART */
+#define GPIO_NR_PALMTC_RS232_POWER	37
+
+/* IRDA */
+#define GPIO_NR_PALMTC_IR_DISABLE	45
+
+/* IRQs */
+#define IRQ_GPIO_PALMTC_SD_DETECT_N	IRQ_GPIO(GPIO_NR_PALMTC_SD_DETECT_N)
+#define IRQ_GPIO_PALMTC_WLAN_READY	IRQ_GPIO(GPIO_NR_PALMTC_WLAN_READY)
+
+/* UCB1400 GPIOs */
+#define GPIO_NR_PALMTC_POWER_DETECT	(0x80 | 0x00)
+#define GPIO_NR_PALMTC_HEADPHONE_DETECT	(0x80 | 0x01)
+#define GPIO_NR_PALMTC_SPEAKER_ENABLE	(0x80 | 0x03)
+#define GPIO_NR_PALMTC_VIBRA_POWER	(0x80 | 0x05)
+#define GPIO_NR_PALMTC_LED_POWER	(0x80 | 0x07)
+
+/** HERE ARE INIT VALUES **/
+#define PALMTC_UCB1400_GPIO_OFFSET	0x80
+
+/* BATTERY */
+#define PALMTC_BAT_MAX_VOLTAGE		4000	/* 4.00V maximum voltage */
+#define PALMTC_BAT_MIN_VOLTAGE		3550	/* 3.55V critical voltage */
+#define PALMTC_BAT_MAX_CURRENT		0	/* unknokn */
+#define PALMTC_BAT_MIN_CURRENT		0	/* unknown */
+#define PALMTC_BAT_MAX_CHARGE		1	/* unknown */
+#define PALMTC_BAT_MIN_CHARGE		1	/* unknown */
+#define PALMTC_MAX_LIFE_MINS		240	/* on-life in minutes */
+
+#define PALMTC_BAT_MEASURE_DELAY	(HZ * 1)
+
+/* BACKLIGHT */
+#define PALMTC_MAX_INTENSITY		0xFE
+#define PALMTC_DEFAULT_INTENSITY	0x7E
+#define PALMTC_LIMIT_MASK		0x7F
+#define PALMTC_PRESCALER		0x3F
+#define PALMTC_PERIOD_NS		3500
+
+#endif
diff --git a/arch/arm/mach-pxa/include/mach/palmtx.h b/arch/arm/mach-pxa/include/mach/palmtx.h
index e74082c872e1..1be0db6ed55e 100644
--- a/arch/arm/mach-pxa/include/mach/palmtx.h
+++ b/arch/arm/mach-pxa/include/mach/palmtx.h
@@ -82,6 +82,11 @@
 #define PALMTX_PHYS_FLASH_START	PXA_CS0_PHYS	/* ChipSelect 0 */
 #define PALMTX_PHYS_NAND_START	PXA_CS1_PHYS	/* ChipSelect 1 */
 
+#define PALMTX_NAND_ALE_PHYS	(PALMTX_PHYS_NAND_START | (1 << 24))
+#define PALMTX_NAND_CLE_PHYS	(PALMTX_PHYS_NAND_START | (1 << 25))
+#define PALMTX_NAND_ALE_VIRT	0xff100000
+#define PALMTX_NAND_CLE_VIRT	0xff200000
+
 /* TOUCHSCREEN */
 #define AC97_LINK_FRAME			21
 
diff --git a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
index 7d1a059b3d43..e91d63cfe811 100644
--- a/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
+++ b/arch/arm/mach-pxa/include/mach/pxa3xx-regs.h
@@ -208,7 +208,7 @@
 #define CKEN_MVED	43	/* < MVED clock enable */
 
 /* Note: GCU clock enable bit differs on PXA300/PXA310 and PXA320 */
-#define PXA300_CKEN_GRAPHICS	42	/* Graphics controller clock enable */
-#define PXA320_CKEN_GRAPHICS	7	/* Graphics controller clock enable */
+#define CKEN_PXA300_GCU		42	/* Graphics controller clock enable */
+#define CKEN_PXA320_GCU		7	/* Graphics controller clock enable */
 
 #endif /* __ASM_ARCH_PXA3XX_REGS_H */
diff --git a/arch/arm/mach-pxa/include/mach/pxafb.h b/arch/arm/mach-pxa/include/mach/pxafb.h
index 6932720ba04e..f73061c90b5e 100644
--- a/arch/arm/mach-pxa/include/mach/pxafb.h
+++ b/arch/arm/mach-pxa/include/mach/pxafb.h
@@ -118,7 +118,8 @@ struct pxafb_mach_info {
 	u_int		fixed_modes:1,
 			cmap_inverse:1,
 			cmap_static:1,
-			unused:29;
+			acceleration_enabled:1,
+			unused:28;
 
 	/* The following should be defined in LCCR0
 	 *      LCCR0_Act or LCCR0_Pas          Active or Passive
diff --git a/arch/arm/mach-pxa/include/mach/regs-intc.h b/arch/arm/mach-pxa/include/mach/regs-intc.h
index ad23e74b762f..68464ce1c1ea 100644
--- a/arch/arm/mach-pxa/include/mach/regs-intc.h
+++ b/arch/arm/mach-pxa/include/mach/regs-intc.h
@@ -13,6 +13,7 @@
 #define ICFP		__REG(0x40D0000C)  /* Interrupt Controller FIQ Pending Register */
 #define ICPR		__REG(0x40D00010)  /* Interrupt Controller Pending Register */
 #define ICCR		__REG(0x40D00014)  /* Interrupt Controller Control Register */
+#define ICHP		__REG(0x40D00018)  /* Interrupt Controller Highest Priority Register */
 
 #define ICIP2		__REG(0x40D0009C)  /* Interrupt Controller IRQ Pending Register 2 */
 #define ICMR2		__REG(0x40D000A0)  /* Interrupt Controller Mask Register 2 */
@@ -20,4 +21,14 @@
 #define ICFP2		__REG(0x40D000A8)  /* Interrupt Controller FIQ Pending Register 2 */
 #define ICPR2		__REG(0x40D000AC)  /* Interrupt Controller Pending Register 2 */
 
+#define ICIP3		__REG(0x40D00130)  /* Interrupt Controller IRQ Pending Register 3 */
+#define ICMR3		__REG(0x40D00134)  /* Interrupt Controller Mask Register 3 */
+#define ICLR3		__REG(0x40D00138)  /* Interrupt Controller Level Register 3 */
+#define ICFP3		__REG(0x40D0013C)  /* Interrupt Controller FIQ Pending Register 3 */
+#define ICPR3		__REG(0x40D00140)  /* Interrupt Controller Pending Register 3 */
+
+#define IPR(x)		__REG(0x40D0001C + (x < 32 ? (x << 2)		\
+				: (x < 64 ? (0x94 + ((x - 32) << 2))	\
+				: (0x128 + ((x - 64) << 2)))))
+
 #endif /* __ASM_MACH_REGS_INTC_H */
diff --git a/arch/arm/mach-pxa/include/mach/uncompress.h b/arch/arm/mach-pxa/include/mach/uncompress.h
index b54749413e96..237734b5b1be 100644
--- a/arch/arm/mach-pxa/include/mach/uncompress.h
+++ b/arch/arm/mach-pxa/include/mach/uncompress.h
@@ -37,7 +37,7 @@ static inline void arch_decomp_setup(void)
 {
 	if (machine_is_littleton() || machine_is_intelmote2()
 	    || machine_is_csb726() || machine_is_stargate2()
-	    || machine_is_cm_x300())
+	    || machine_is_cm_x300() || machine_is_balloon3())
 		UART = STUART;
 }
 
diff --git a/arch/arm/mach-pxa/irq.c b/arch/arm/mach-pxa/irq.c
index f6e0300e4f64..6112af431fa4 100644
--- a/arch/arm/mach-pxa/irq.c
+++ b/arch/arm/mach-pxa/irq.c
@@ -25,6 +25,8 @@
 
 #include "generic.h"
 
+#define MAX_INTERNAL_IRQS	128
+
 #define IRQ_BIT(n)	(((n) - PXA_IRQ(0)) & 0x1f)
 #define _ICMR(n)	(*((((n) - PXA_IRQ(0)) & ~0x1f) ? &ICMR2 : &ICMR))
 #define _ICLR(n)	(*((((n) - PXA_IRQ(0)) & ~0x1f) ? &ICLR2 : &ICLR))
@@ -120,7 +122,9 @@ static void __init pxa_init_low_gpio_irq(set_wake_t fn)
 
 void __init pxa_init_irq(int irq_nr, set_wake_t fn)
 {
-	int irq;
+	int irq, i;
+
+	BUG_ON(irq_nr > MAX_INTERNAL_IRQS);
 
 	pxa_internal_irq_nr = irq_nr;
 
@@ -129,6 +133,12 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn)
 		_ICLR(irq) = 0;	/* all IRQs are IRQ, not FIQ */
 	}
 
+	/* initialize interrupt priority */
+	if (cpu_is_pxa27x() || cpu_is_pxa3xx()) {
+		for (i = 0; i < irq_nr; i++)
+			IPR(i) = i | (1 << 31);
+	}
+
 	/* only unmasked interrupts kick us out of idle */
 	ICCR = 1;
 
@@ -143,7 +153,8 @@ void __init pxa_init_irq(int irq_nr, set_wake_t fn)
 }
 
 #ifdef CONFIG_PM
-static unsigned long saved_icmr[2];
+static unsigned long saved_icmr[MAX_INTERNAL_IRQS/32];
+static unsigned long saved_ipr[MAX_INTERNAL_IRQS];
 
 static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state)
 {
@@ -153,6 +164,8 @@ static int pxa_irq_suspend(struct sys_device *dev, pm_message_t state)
 		saved_icmr[i] = _ICMR(irq);
 		_ICMR(irq) = 0;
 	}
+	for (i = 0; i < pxa_internal_irq_nr; i++)
+		saved_ipr[i] = IPR(i);
 
 	return 0;
 }
@@ -165,6 +178,8 @@ static int pxa_irq_resume(struct sys_device *dev)
 		_ICMR(irq) = saved_icmr[i];
 		_ICLR(irq) = 0;
 	}
+	for (i = 0; i < pxa_internal_irq_nr; i++)
+		IPR(i) = saved_ipr[i];
 
 	ICCR = 1;
 	return 0;
diff --git a/arch/arm/mach-pxa/littleton.c b/arch/arm/mach-pxa/littleton.c
index 55b3788fd1ae..13848955d133 100644
--- a/arch/arm/mach-pxa/littleton.c
+++ b/arch/arm/mach-pxa/littleton.c
@@ -265,45 +265,12 @@ static inline void littleton_init_keypad(void) {}
 #endif
 
 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
-static int littleton_mci_init(struct device *dev,
-			      irq_handler_t littleton_detect_int, void *data)
-{
-	int err, gpio_cd = GPIO_MMC1_CARD_DETECT;
-
-	err = gpio_request(gpio_cd, "mmc card detect");
-	if (err)
-		goto err_request_cd;
-
-	gpio_direction_input(gpio_cd);
-
-	err = request_irq(gpio_to_irq(gpio_cd), littleton_detect_int,
-			  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-			  "mmc card detect", data);
-	if (err) {
-		dev_err(dev, "failed to request card detect IRQ\n");
-		goto err_request_irq;
-	}
-	return 0;
-
-err_request_irq:
-	gpio_free(gpio_cd);
-err_request_cd:
-	return err;
-}
-
-static void littleton_mci_exit(struct device *dev, void *data)
-{
-	int gpio_cd = GPIO_MMC1_CARD_DETECT;
-
-	free_irq(gpio_to_irq(gpio_cd), data);
-	gpio_free(gpio_cd);
-}
-
 static struct pxamci_platform_data littleton_mci_platform_data = {
-	.detect_delay	= 20,
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.init 		= littleton_mci_init,
-	.exit		= littleton_mci_exit,
+	.detect_delay		= 20,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_MMC1_CARD_DETECT,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void __init littleton_init_mmc(void)
diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c
index f04c8333dff7..c6a94d3fdd61 100644
--- a/arch/arm/mach-pxa/lubbock.c
+++ b/arch/arm/mach-pxa/lubbock.c
@@ -482,11 +482,14 @@ static void lubbock_mci_exit(struct device *dev, void *data)
 }
 
 static struct pxamci_platform_data lubbock_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.detect_delay	= 1,
-	.init 		= lubbock_mci_init,
-	.get_ro		= lubbock_mci_get_ro,
-	.exit 		= lubbock_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.detect_delay		= 1,
+	.init 			= lubbock_mci_init,
+	.get_ro			= lubbock_mci_get_ro,
+	.exit 			= lubbock_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
@@ -504,8 +507,9 @@ static void lubbock_irda_transceiver_mode(struct device *dev, int mode)
 }
 
 static struct pxaficp_platform_data lubbock_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_FIRMODE,
-	.transceiver_mode = lubbock_irda_transceiver_mode,
+	.gpio_pwdown		= -1,
+	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE,
+	.transceiver_mode	= lubbock_irda_transceiver_mode,
 };
 
 static void __init lubbock_init(void)
diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index ca39669cffc5..5360c07f5138 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -140,15 +140,9 @@ static unsigned long magician_pin_config[] __initdata = {
  * IRDA
  */
 
-static void magician_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO83_MAGICIAN_nIR_EN, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data magician_ficp_info = {
-	.transceiver_cap  = IR_SIRMODE | IR_OFF,
-	.transceiver_mode = magician_irda_transceiver_mode,
+	.gpio_pwdown		= GPIO83_MAGICIAN_nIR_EN,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /*
@@ -651,55 +645,24 @@ static struct platform_device bq24022 = {
 static int magician_mci_init(struct device *dev,
 				irq_handler_t detect_irq, void *data)
 {
-	int err;
-
-	err = request_irq(IRQ_MAGICIAN_SD, detect_irq,
+	return request_irq(IRQ_MAGICIAN_SD, detect_irq,
 				IRQF_DISABLED | IRQF_SAMPLE_RANDOM,
-				"MMC card detect", data);
-	if (err)
-		goto err_request_irq;
-	err = gpio_request(EGPIO_MAGICIAN_SD_POWER, "SD_POWER");
-	if (err)
-		goto err_request_power;
-	err = gpio_request(EGPIO_MAGICIAN_nSD_READONLY, "nSD_READONLY");
-	if (err)
-		goto err_request_readonly;
-
-	return 0;
-
-err_request_readonly:
-	gpio_free(EGPIO_MAGICIAN_SD_POWER);
-err_request_power:
-	free_irq(IRQ_MAGICIAN_SD, data);
-err_request_irq:
-	return err;
-}
-
-static void magician_mci_setpower(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *pdata = dev->platform_data;
-
-	gpio_set_value(EGPIO_MAGICIAN_SD_POWER, (1 << vdd) & pdata->ocr_mask);
-}
-
-static int magician_mci_get_ro(struct device *dev)
-{
-	return (!gpio_get_value(EGPIO_MAGICIAN_nSD_READONLY));
+				"mmc card detect", data);
 }
 
 static void magician_mci_exit(struct device *dev, void *data)
 {
-	gpio_free(EGPIO_MAGICIAN_nSD_READONLY);
-	gpio_free(EGPIO_MAGICIAN_SD_POWER);
 	free_irq(IRQ_MAGICIAN_SD, data);
 }
 
 static struct pxamci_platform_data magician_mci_info = {
-	.ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
-	.init     = magician_mci_init,
-	.get_ro   = magician_mci_get_ro,
-	.setpower = magician_mci_setpower,
-	.exit     = magician_mci_exit,
+	.ocr_mask 		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init     		= magician_mci_init,
+	.exit     		= magician_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= EGPIO_MAGICIAN_nSD_READONLY,
+	.gpio_card_ro_invert	= 1,
+	.gpio_power		= EGPIO_MAGICIAN_SD_POWER,
 };
 
 
diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c
index f4dabf0273ca..a4eeae345e64 100644
--- a/arch/arm/mach-pxa/mainstone.c
+++ b/arch/arm/mach-pxa/mainstone.c
@@ -450,10 +450,13 @@ static void mainstone_mci_exit(struct device *dev, void *data)
 }
 
 static struct pxamci_platform_data mainstone_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= mainstone_mci_init,
-	.setpower 	= mainstone_mci_setpower,
-	.exit		= mainstone_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init 			= mainstone_mci_init,
+	.setpower 		= mainstone_mci_setpower,
+	.exit			= mainstone_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
@@ -476,8 +479,9 @@ static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
 }
 
 static struct pxaficp_platform_data mainstone_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode = mainstone_irda_transceiver_mode,
+	.gpio_pwdown		= -1,
+	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
+	.transceiver_mode	= mainstone_irda_transceiver_mode,
 };
 
 static struct gpio_keys_button gpio_keys_button[] = {
diff --git a/arch/arm/mach-pxa/mioa701.c b/arch/arm/mach-pxa/mioa701.c
index 2d28132c725b..3cab452e5567 100644
--- a/arch/arm/mach-pxa/mioa701.c
+++ b/arch/arm/mach-pxa/mioa701.c
@@ -434,72 +434,15 @@ struct gpio_vbus_mach_info gpio_vbus_data = {
 /*
  * SDIO/MMC Card controller
  */
-static void mci_setpower(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-
-	if ((1 << vdd) & p_d->ocr_mask)
-		gpio_set_value(GPIO91_SDIO_EN, 1);	/* enable SDIO power */
-	else
-		gpio_set_value(GPIO91_SDIO_EN, 0);	/* disable SDIO power */
-}
-
-static int mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO78_SDIO_RO);
-}
-
-struct gpio_ress mci_gpios[] = {
-	MIO_GPIO_IN(GPIO78_SDIO_RO, 	"SDIO readonly detect"),
-	MIO_GPIO_IN(GPIO15_SDIO_INSERT,	"SDIO insertion detect"),
-	MIO_GPIO_OUT(GPIO91_SDIO_EN, 0,	"SDIO power enable")
-};
-
-static void mci_exit(struct device *dev, void *data)
-{
-	mio_gpio_free(ARRAY_AND_SIZE(mci_gpios));
-	free_irq(gpio_to_irq(GPIO15_SDIO_INSERT), data);
-}
-
-static struct pxamci_platform_data mioa701_mci_info;
-
 /**
  * The card detect interrupt isn't debounced so we delay it by 250ms
  * to give the card a chance to fully insert/eject.
  */
-static int mci_init(struct device *dev, irq_handler_t detect_int, void *data)
-{
-	int rc;
-	int irq = gpio_to_irq(GPIO15_SDIO_INSERT);
-
-	rc = mio_gpio_request(ARRAY_AND_SIZE(mci_gpios));
-	if (rc)
-		goto err_gpio;
-	/* enable RE/FE interrupt on card insertion and removal */
-	rc = request_irq(irq, detect_int,
-			 IRQF_DISABLED | IRQF_TRIGGER_RISING |
-			 IRQF_TRIGGER_FALLING,
-			 "MMC card detect", data);
-	if (rc)
-		goto err_irq;
-
-	mioa701_mci_info.detect_delay = msecs_to_jiffies(250);
-	return 0;
-
-err_irq:
-	dev_err(dev, "mioa701_mci_init: MMC/SD:"
-		" can't request MMC card detect IRQ\n");
-	mio_gpio_free(ARRAY_AND_SIZE(mci_gpios));
-err_gpio:
-	return rc;
-}
-
 static struct pxamci_platform_data mioa701_mci_info = {
-	.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
-	.init	  = mci_init,
-	.get_ro	  = mci_get_ro,
-	.setpower = mci_setpower,
-	.exit	  = mci_exit,
+	.ocr_mask 		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO15_SDIO_INSERT,
+	.gpio_card_ro		= GPIO78_SDIO_RO,
+	.gpio_power		= GPIO91_SDIO_EN,
 };
 
 /* FlashRAM */
@@ -765,19 +708,20 @@ static struct i2c_board_info __initdata mioa701_pi2c_devices[] = {
 	},
 };
 
-static struct soc_camera_link iclink = {
-	.bus_id	= 0, /* Must match id in pxa27x_device_camera in device.c */
-};
-
 /* Board I2C devices. */
 static struct i2c_board_info __initdata mioa701_i2c_devices[] = {
 	{
-		/* Must initialize before the camera(s) */
 		I2C_BOARD_INFO("mt9m111", 0x5d),
-		.platform_data = &iclink,
 	},
 };
 
+static struct soc_camera_link iclink = {
+	.bus_id		= 0, /* Match id in pxa27x_device_camera in device.c */
+	.board_info	= &mioa701_i2c_devices[0],
+	.i2c_adapter_id	= 0,
+	.module_name	= "mt9m111",
+};
+
 struct i2c_pxa_platform_data i2c_pdata = {
 	.fast_mode = 1,
 };
@@ -811,6 +755,7 @@ MIO_SIMPLE_DEV(pxa2xx_pcm,	  "pxa2xx-pcm",	    NULL)
 MIO_SIMPLE_DEV(mioa701_sound,	  "mioa701-wm9713", NULL)
 MIO_SIMPLE_DEV(mioa701_board,	  "mioa701-board",  NULL)
 MIO_SIMPLE_DEV(gpio_vbus,	  "gpio-vbus",      &gpio_vbus_data);
+MIO_SIMPLE_DEV(mioa701_camera,	  "soc-camera-pdrv",&iclink);
 
 static struct platform_device *devices[] __initdata = {
 	&mioa701_gpio_keys,
@@ -821,6 +766,7 @@ static struct platform_device *devices[] __initdata = {
 	&power_dev,
 	&strataflash,
 	&gpio_vbus,
+	&mioa701_camera,
 	&mioa701_board,
 };
 
@@ -841,7 +787,7 @@ static void mioa701_restart(char c, const char *cmd)
 static struct gpio_ress global_gpios[] = {
 	MIO_GPIO_OUT(GPIO9_CHARGE_EN, 1, "Charger enable"),
 	MIO_GPIO_OUT(GPIO18_POWEROFF, 0, "Power Off"),
-	MIO_GPIO_OUT(GPIO87_LCD_POWER, 0, "LCD Power")
+	MIO_GPIO_OUT(GPIO87_LCD_POWER, 0, "LCD Power"),
 };
 
 static void __init mioa701_machine_init(void)
@@ -855,6 +801,7 @@ static void __init mioa701_machine_init(void)
 	mio_gpio_request(ARRAY_AND_SIZE(global_gpios));
 	bootstrap_init();
 	set_pxa_fb_info(&mioa701_pxafb_info);
+	mioa701_mci_info.detect_delay = msecs_to_jiffies(250);
 	pxa_set_mci_info(&mioa701_mci_info);
 	pxa_set_keypad_info(&mioa701_keypad_info);
 	wm97xx_bat_set_pdata(&mioa701_battery_data);
@@ -869,7 +816,6 @@ static void __init mioa701_machine_init(void)
 	pxa_set_i2c_info(&i2c_pdata);
 	pxa27x_set_i2c_power_info(NULL);
 	pxa_set_camera_info(&mioa701_pxacamera_platform_data);
-	i2c_register_board_info(0, ARRAY_AND_SIZE(mioa701_i2c_devices));
 }
 
 static void mioa701_machine_exit(void)
diff --git a/arch/arm/mach-pxa/palmld.c b/arch/arm/mach-pxa/palmld.c
index 169fcc18154e..1ad029dd4438 100644
--- a/arch/arm/mach-pxa/palmld.c
+++ b/arch/arm/mach-pxa/palmld.c
@@ -25,6 +25,9 @@
 #include <linux/wm97xx_batt.h>
 #include <linux/power_supply.h>
 #include <linux/sysdev.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -141,85 +144,50 @@ static unsigned long palmld_pin_config[] __initdata = {
 };
 
 /******************************************************************************
- * SD/MMC card controller
+ * NOR Flash
  ******************************************************************************/
-static int palmld_mci_init(struct device *dev, irq_handler_t palmld_detect_int,
-				void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_PALMLD_SD_DETECT_N, "SD IRQ");
-	if (err)
-		goto err;
-	err = gpio_direction_input(GPIO_NR_PALMLD_SD_DETECT_N);
-	if (err)
-		goto err2;
-	err = request_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N),
-			palmld_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
-				__func__);
-		goto err2;
+static struct mtd_partition palmld_partitions[] = {
+	{
+		.name		= "Flash",
+		.offset		= 0x00000000,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= 0
 	}
+};
 
-	err = gpio_request(GPIO_NR_PALMLD_SD_POWER, "SD_POWER");
-	if (err)
-		goto err3;
-	err = gpio_direction_output(GPIO_NR_PALMLD_SD_POWER, 0);
-	if (err)
-		goto err4;
-
-	err = gpio_request(GPIO_NR_PALMLD_SD_READONLY, "SD_READONLY");
-	if (err)
-		goto err4;
-	err = gpio_direction_input(GPIO_NR_PALMLD_SD_READONLY);
-	if (err)
-		goto err5;
-
-	printk(KERN_DEBUG "%s: irq registered\n", __func__);
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_PALMLD_SD_READONLY);
-err4:
-	gpio_free(GPIO_NR_PALMLD_SD_POWER);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_PALMLD_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void palmld_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_PALMLD_SD_READONLY);
-	gpio_free(GPIO_NR_PALMLD_SD_POWER);
-	free_irq(gpio_to_irq(GPIO_NR_PALMLD_SD_DETECT_N), data);
-	gpio_free(GPIO_NR_PALMLD_SD_DETECT_N);
-}
+static struct physmap_flash_data palmld_flash_data[] = {
+	{
+		.width		= 2,			/* bankwidth in bytes */
+		.parts		= palmld_partitions,
+		.nr_parts	= ARRAY_SIZE(palmld_partitions)
+	}
+};
 
-static void palmld_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	gpio_set_value(GPIO_NR_PALMLD_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
+static struct resource palmld_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_4M - 1,
+	.flags	= IORESOURCE_MEM,
+};
 
-static int palmld_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_PALMLD_SD_READONLY);
-}
+static struct platform_device palmld_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &palmld_flash_resource,
+	.num_resources	= 1,
+	.dev 		= {
+		.platform_data = palmld_flash_data,
+	},
+};
 
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
 static struct pxamci_platform_data palmld_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= palmld_mci_power,
-	.get_ro		= palmld_mci_get_ro,
-	.init 		= palmld_mci_init,
-	.exit		= palmld_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_PALMLD_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_PALMLD_SD_READONLY,
+	.gpio_power		= GPIO_NR_PALMLD_SD_POWER,
+	.detect_delay		= 20,
 };
 
 /******************************************************************************
@@ -336,35 +304,9 @@ static struct platform_device palmld_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmld_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMLD_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMLD_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMLD_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmld_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMLD_IR_DISABLE);
-}
-
-static void palmld_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMLD_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmld_ficp_platform_data = {
-	.startup		= palmld_irda_startup,
-	.shutdown		= palmld_irda_shutdown,
-	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode	= palmld_irda_transceiver_mode,
+	.gpio_pwdown		= GPIO_NR_PALMLD_IR_DISABLE,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /******************************************************************************
@@ -560,6 +502,7 @@ static struct platform_device *devices[] __initdata = {
 	&power_supply,
 	&palmld_asoc,
 	&palmld_hdd,
+	&palmld_flash,
 };
 
 static struct map_desc palmld_io_desc[] __initdata = {
diff --git a/arch/arm/mach-pxa/palmt5.c b/arch/arm/mach-pxa/palmt5.c
index 33f726ff55e5..2dd7ce28556b 100644
--- a/arch/arm/mach-pxa/palmt5.c
+++ b/arch/arm/mach-pxa/palmt5.c
@@ -124,83 +124,12 @@ static unsigned long palmt5_pin_config[] __initdata = {
 /******************************************************************************
  * SD/MMC card controller
  ******************************************************************************/
-static int palmt5_mci_init(struct device *dev, irq_handler_t palmt5_detect_int,
-				void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_PALMT5_SD_DETECT_N, "SD IRQ");
-	if (err)
-		goto err;
-	err = gpio_direction_input(GPIO_NR_PALMT5_SD_DETECT_N);
-	if (err)
-		goto err2;
-	err = request_irq(gpio_to_irq(GPIO_NR_PALMT5_SD_DETECT_N),
-			palmt5_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
-				__func__);
-		goto err2;
-	}
-
-	err = gpio_request(GPIO_NR_PALMT5_SD_POWER, "SD_POWER");
-	if (err)
-		goto err3;
-	err = gpio_direction_output(GPIO_NR_PALMT5_SD_POWER, 0);
-	if (err)
-		goto err4;
-
-	err = gpio_request(GPIO_NR_PALMT5_SD_READONLY, "SD_READONLY");
-	if (err)
-		goto err4;
-	err = gpio_direction_input(GPIO_NR_PALMT5_SD_READONLY);
-	if (err)
-		goto err5;
-
-	printk(KERN_DEBUG "%s: irq registered\n", __func__);
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_PALMT5_SD_READONLY);
-err4:
-	gpio_free(GPIO_NR_PALMT5_SD_POWER);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_PALMT5_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_PALMT5_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void palmt5_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_PALMT5_SD_READONLY);
-	gpio_free(GPIO_NR_PALMT5_SD_POWER);
-	free_irq(IRQ_GPIO_PALMT5_SD_DETECT_N, data);
-	gpio_free(GPIO_NR_PALMT5_SD_DETECT_N);
-}
-
-static void palmt5_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	gpio_set_value(GPIO_NR_PALMT5_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
-
-static int palmt5_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_PALMT5_SD_READONLY);
-}
-
 static struct pxamci_platform_data palmt5_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= palmt5_mci_power,
-	.get_ro		= palmt5_mci_get_ro,
-	.init 		= palmt5_mci_init,
-	.exit		= palmt5_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_PALMT5_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_PALMT5_SD_READONLY,
+	.gpio_power		= GPIO_NR_PALMT5_SD_POWER,
+	.detect_delay		= 20,
 };
 
 /******************************************************************************
@@ -314,35 +243,9 @@ static struct platform_device palmt5_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmt5_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMT5_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMT5_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMT5_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmt5_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMT5_IR_DISABLE);
-}
-
-static void palmt5_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMT5_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmt5_ficp_platform_data = {
-	.startup		= palmt5_irda_startup,
-	.shutdown		= palmt5_irda_shutdown,
-	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode	= palmt5_irda_transceiver_mode,
+	.gpio_pwdown		= GPIO_NR_PALMT5_IR_DISABLE,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /******************************************************************************
diff --git a/arch/arm/mach-pxa/palmtc.c b/arch/arm/mach-pxa/palmtc.c
new file mode 100644
index 000000000000..0b92291a58f6
--- /dev/null
+++ b/arch/arm/mach-pxa/palmtc.c
@@ -0,0 +1,436 @@
+/*
+ * linux/arch/arm/mach-pxa/palmtc.c
+ *
+ * Support for the Palm Tungsten|C
+ *
+ * Author:	Marek Vasut <marek.vasut@gmail.com>
+ *
+ * Based on work of:
+ *		Petr Blaha <p3t3@centrum.cz>
+ *		Chetan S. Kumar <shivakumar.chetan@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/irq.h>
+#include <linux/input.h>
+#include <linux/pwm_backlight.h>
+#include <linux/gpio.h>
+#include <linux/input/matrix_keypad.h>
+#include <linux/ucb1400.h>
+#include <linux/power_supply.h>
+#include <linux/gpio_keys.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/map.h>
+
+#include <mach/audio.h>
+#include <mach/palmtc.h>
+#include <mach/mmc.h>
+#include <mach/pxafb.h>
+#include <mach/mfp-pxa25x.h>
+#include <mach/irda.h>
+#include <mach/udc.h>
+#include <mach/pxa2xx-regs.h>
+
+#include "generic.h"
+#include "devices.h"
+
+/******************************************************************************
+ * Pin configuration
+ ******************************************************************************/
+static unsigned long palmtc_pin_config[] __initdata = {
+	/* MMC */
+	GPIO6_MMC_CLK,
+	GPIO8_MMC_CS0,
+	GPIO12_GPIO,	/* detect */
+	GPIO32_GPIO,	/* power */
+	GPIO54_GPIO,	/* r/o switch */
+
+	/* PCMCIA */
+	GPIO52_nPCE_1,
+	GPIO53_nPCE_2,
+	GPIO50_nPIOR,
+	GPIO51_nPIOW,
+	GPIO49_nPWE,
+	GPIO48_nPOE,
+	GPIO52_nPCE_1,
+	GPIO53_nPCE_2,
+	GPIO57_nIOIS16,
+	GPIO56_nPWAIT,
+
+	/* AC97 */
+	GPIO28_AC97_BITCLK,
+	GPIO29_AC97_SDATA_IN_0,
+	GPIO30_AC97_SDATA_OUT,
+	GPIO31_AC97_SYNC,
+
+	/* IrDA */
+	GPIO45_GPIO,	/* ir disable */
+	GPIO46_FICP_RXD,
+	GPIO47_FICP_TXD,
+
+	/* PWM */
+	GPIO17_PWM1_OUT,
+
+	/* USB */
+	GPIO4_GPIO,	/* detect */
+	GPIO36_GPIO,	/* pullup */
+
+	/* LCD */
+	GPIO58_LCD_LDD_0,
+	GPIO59_LCD_LDD_1,
+	GPIO60_LCD_LDD_2,
+	GPIO61_LCD_LDD_3,
+	GPIO62_LCD_LDD_4,
+	GPIO63_LCD_LDD_5,
+	GPIO64_LCD_LDD_6,
+	GPIO65_LCD_LDD_7,
+	GPIO66_LCD_LDD_8,
+	GPIO67_LCD_LDD_9,
+	GPIO68_LCD_LDD_10,
+	GPIO69_LCD_LDD_11,
+	GPIO70_LCD_LDD_12,
+	GPIO71_LCD_LDD_13,
+	GPIO72_LCD_LDD_14,
+	GPIO73_LCD_LDD_15,
+	GPIO74_LCD_FCLK,
+	GPIO75_LCD_LCLK,
+	GPIO76_LCD_PCLK,
+	GPIO77_LCD_BIAS,
+
+	/* MATRIX KEYPAD */
+	GPIO0_GPIO | WAKEUP_ON_EDGE_BOTH,	/* in 0 */
+	GPIO9_GPIO | WAKEUP_ON_EDGE_BOTH,	/* in 1 */
+	GPIO10_GPIO | WAKEUP_ON_EDGE_BOTH,	/* in 2 */
+	GPIO11_GPIO | WAKEUP_ON_EDGE_BOTH,	/* in 3 */
+	GPIO18_GPIO | MFP_LPM_DRIVE_LOW,	/* out 0 */
+	GPIO19_GPIO | MFP_LPM_DRIVE_LOW,	/* out 1 */
+	GPIO20_GPIO | MFP_LPM_DRIVE_LOW,	/* out 2 */
+	GPIO21_GPIO | MFP_LPM_DRIVE_LOW,	/* out 3 */
+	GPIO22_GPIO | MFP_LPM_DRIVE_LOW,	/* out 4 */
+	GPIO23_GPIO | MFP_LPM_DRIVE_LOW,	/* out 5 */
+	GPIO24_GPIO | MFP_LPM_DRIVE_LOW,	/* out 6 */
+	GPIO25_GPIO | MFP_LPM_DRIVE_LOW,	/* out 7 */
+	GPIO26_GPIO | MFP_LPM_DRIVE_LOW,	/* out 8 */
+	GPIO27_GPIO | MFP_LPM_DRIVE_LOW,	/* out 9 */
+	GPIO79_GPIO | MFP_LPM_DRIVE_LOW,	/* out 10 */
+	GPIO80_GPIO | MFP_LPM_DRIVE_LOW,	/* out 11 */
+
+	/* PXA GPIO KEYS */
+	GPIO7_GPIO | WAKEUP_ON_EDGE_BOTH,	/* hotsync button on cradle */
+
+	/* MISC */
+	GPIO1_RST,	/* reset */
+	GPIO2_GPIO,	/* earphone detect */
+	GPIO16_GPIO,	/* backlight switch */
+};
+
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
+static struct pxamci_platform_data palmtc_mci_platform_data = {
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_power		= GPIO_NR_PALMTC_SD_POWER,
+	.gpio_card_ro		= GPIO_NR_PALMTC_SD_READONLY,
+	.gpio_card_detect	= GPIO_NR_PALMTC_SD_DETECT_N,
+	.detect_delay		= 20,
+};
+
+/******************************************************************************
+ * GPIO keys
+ ******************************************************************************/
+static struct gpio_keys_button palmtc_pxa_buttons[] = {
+	{KEY_F8, GPIO_NR_PALMTC_HOTSYNC_BUTTON, 1, "HotSync Button", EV_KEY, 1},
+};
+
+static struct gpio_keys_platform_data palmtc_pxa_keys_data = {
+	.buttons	= palmtc_pxa_buttons,
+	.nbuttons	= ARRAY_SIZE(palmtc_pxa_buttons),
+};
+
+static struct platform_device palmtc_pxa_keys = {
+	.name	= "gpio-keys",
+	.id	= -1,
+	.dev	= {
+		.platform_data = &palmtc_pxa_keys_data,
+	},
+};
+
+/******************************************************************************
+ * Backlight
+ ******************************************************************************/
+static int palmtc_backlight_init(struct device *dev)
+{
+	int ret;
+
+	ret = gpio_request(GPIO_NR_PALMTC_BL_POWER, "BL POWER");
+	if (ret)
+		goto err;
+	ret = gpio_direction_output(GPIO_NR_PALMTC_BL_POWER, 1);
+	if (ret)
+		goto err2;
+
+	return 0;
+
+err2:
+	gpio_free(GPIO_NR_PALMTC_BL_POWER);
+err:
+	return ret;
+}
+
+static int palmtc_backlight_notify(int brightness)
+{
+	/* backlight is on when GPIO16 AF0 is high */
+	gpio_set_value(GPIO_NR_PALMTC_BL_POWER, brightness);
+	return brightness;
+}
+
+static void palmtc_backlight_exit(struct device *dev)
+{
+	gpio_free(GPIO_NR_PALMTC_BL_POWER);
+}
+
+static struct platform_pwm_backlight_data palmtc_backlight_data = {
+	.pwm_id		= 1,
+	.max_brightness	= PALMTC_MAX_INTENSITY,
+	.dft_brightness	= PALMTC_MAX_INTENSITY,
+	.pwm_period_ns	= PALMTC_PERIOD_NS,
+	.init		= palmtc_backlight_init,
+	.notify		= palmtc_backlight_notify,
+	.exit		= palmtc_backlight_exit,
+};
+
+static struct platform_device palmtc_backlight = {
+	.name	= "pwm-backlight",
+	.dev	= {
+		.parent		= &pxa25x_device_pwm1.dev,
+		.platform_data	= &palmtc_backlight_data,
+	},
+};
+
+/******************************************************************************
+ * IrDA
+ ******************************************************************************/
+static struct pxaficp_platform_data palmtc_ficp_platform_data = {
+	.gpio_pwdown		= GPIO_NR_PALMTC_IR_DISABLE,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
+};
+
+/******************************************************************************
+ * Keyboard
+ ******************************************************************************/
+static const uint32_t palmtc_matrix_keys[] = {
+	KEY(0, 0, KEY_F1),
+	KEY(0, 1, KEY_X),
+	KEY(0, 2, KEY_POWER),
+	KEY(0, 3, KEY_TAB),
+	KEY(0, 4, KEY_A),
+	KEY(0, 5, KEY_Q),
+	KEY(0, 6, KEY_LEFTSHIFT),
+	KEY(0, 7, KEY_Z),
+	KEY(0, 8, KEY_S),
+	KEY(0, 9, KEY_W),
+	KEY(0, 10, KEY_E),
+	KEY(0, 11, KEY_UP),
+
+	KEY(1, 0, KEY_F2),
+	KEY(1, 1, KEY_DOWN),
+	KEY(1, 3, KEY_D),
+	KEY(1, 4, KEY_C),
+	KEY(1, 5, KEY_F),
+	KEY(1, 6, KEY_R),
+	KEY(1, 7, KEY_SPACE),
+	KEY(1, 8, KEY_V),
+	KEY(1, 9, KEY_G),
+	KEY(1, 10, KEY_T),
+	KEY(1, 11, KEY_LEFT),
+
+	KEY(2, 0, KEY_F3),
+	KEY(2, 1, KEY_LEFTCTRL),
+	KEY(2, 3, KEY_H),
+	KEY(2, 4, KEY_Y),
+	KEY(2, 5, KEY_N),
+	KEY(2, 6, KEY_J),
+	KEY(2, 7, KEY_U),
+	KEY(2, 8, KEY_M),
+	KEY(2, 9, KEY_K),
+	KEY(2, 10, KEY_I),
+	KEY(2, 11, KEY_RIGHT),
+
+	KEY(3, 0, KEY_F4),
+	KEY(3, 1, KEY_ENTER),
+	KEY(3, 3, KEY_DOT),
+	KEY(3, 4, KEY_L),
+	KEY(3, 5, KEY_O),
+	KEY(3, 6, KEY_LEFTALT),
+	KEY(3, 7, KEY_ENTER),
+	KEY(3, 8, KEY_BACKSPACE),
+	KEY(3, 9, KEY_P),
+	KEY(3, 10, KEY_B),
+	KEY(3, 11, KEY_FN),
+};
+
+const struct matrix_keymap_data palmtc_keymap_data = {
+	.keymap			= palmtc_matrix_keys,
+	.keymap_size		= ARRAY_SIZE(palmtc_matrix_keys),
+};
+
+const static unsigned int palmtc_keypad_row_gpios[] = {
+	0, 9, 10, 11
+};
+
+const static unsigned int palmtc_keypad_col_gpios[] = {
+	18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 79, 80
+};
+
+static struct matrix_keypad_platform_data palmtc_keypad_platform_data = {
+	.keymap_data	= &palmtc_keymap_data,
+	.row_gpios	= palmtc_keypad_row_gpios,
+	.num_row_gpios	= ARRAY_SIZE(palmtc_keypad_row_gpios),
+	.col_gpios	= palmtc_keypad_col_gpios,
+	.num_col_gpios	= ARRAY_SIZE(palmtc_keypad_col_gpios),
+	.active_low	= 1,
+
+	.debounce_ms		= 20,
+	.col_scan_delay_us	= 5,
+};
+
+static struct platform_device palmtc_keyboard = {
+	.name	= "matrix-keypad",
+	.id	= -1,
+	.dev	= {
+		.platform_data = &palmtc_keypad_platform_data,
+	},
+};
+
+/******************************************************************************
+ * UDC
+ ******************************************************************************/
+static struct pxa2xx_udc_mach_info palmtc_udc_info __initdata = {
+	.gpio_vbus		= GPIO_NR_PALMTC_USB_DETECT_N,
+	.gpio_vbus_inverted	= 1,
+	.gpio_pullup		= GPIO_NR_PALMTC_USB_POWER,
+};
+
+/******************************************************************************
+ * Touchscreen / Battery / GPIO-extender
+ ******************************************************************************/
+static struct platform_device palmtc_ucb1400_core = {
+	.name	= "ucb1400_core",
+	.id	= -1,
+};
+
+/******************************************************************************
+ * NOR Flash
+ ******************************************************************************/
+static struct resource palmtc_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_16M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct mtd_partition palmtc_flash_parts[] = {
+	{
+		.name	= "U-Boot Bootloader",
+		.offset	= 0x0,
+		.size	= 0x40000,
+	},
+	{
+		.name	= "Linux Kernel",
+		.offset	= 0x40000,
+		.size	= 0x2c0000,
+	},
+	{
+		.name	= "Filesystem",
+		.offset	= 0x300000,
+		.size	= 0xcc0000,
+	},
+	{
+		.name	= "U-Boot Environment",
+		.offset	= 0xfc0000,
+		.size	= MTDPART_SIZ_FULL,
+	},
+};
+
+static struct physmap_flash_data palmtc_flash_data = {
+	.width		= 4,
+	.parts		= palmtc_flash_parts,
+	.nr_parts	= ARRAY_SIZE(palmtc_flash_parts),
+};
+
+static struct platform_device palmtc_flash = {
+	.name		= "physmap-flash",
+	.id		= -1,
+	.resource	= &palmtc_flash_resource,
+	.num_resources	= 1,
+	.dev = {
+		.platform_data	= &palmtc_flash_data,
+	},
+};
+
+/******************************************************************************
+ * Framebuffer
+ ******************************************************************************/
+static struct pxafb_mode_info palmtc_lcd_modes[] = {
+{
+	.pixclock	= 115384,
+	.xres		= 320,
+	.yres		= 320,
+	.bpp		= 16,
+
+	.left_margin	= 27,
+	.right_margin	= 7,
+	.upper_margin	= 7,
+	.lower_margin	= 8,
+
+	.hsync_len	= 6,
+	.vsync_len	= 1,
+},
+};
+
+static struct pxafb_mach_info palmtc_lcd_screen = {
+	.modes			= palmtc_lcd_modes,
+	.num_modes		= ARRAY_SIZE(palmtc_lcd_modes),
+	.lcd_conn		= LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
+};
+
+/******************************************************************************
+ * Machine init
+ ******************************************************************************/
+static struct platform_device *devices[] __initdata = {
+	&palmtc_backlight,
+	&palmtc_ucb1400_core,
+	&palmtc_keyboard,
+	&palmtc_pxa_keys,
+	&palmtc_flash,
+};
+
+static void __init palmtc_init(void)
+{
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(palmtc_pin_config));
+
+	set_pxa_fb_info(&palmtc_lcd_screen);
+	pxa_set_mci_info(&palmtc_mci_platform_data);
+	pxa_set_udc_info(&palmtc_udc_info);
+	pxa_set_ac97_info(NULL);
+	pxa_set_ficp_info(&palmtc_ficp_platform_data);
+
+	platform_add_devices(devices, ARRAY_SIZE(devices));
+};
+
+MACHINE_START(PALMTC, "Palm Tungsten|C")
+	.phys_io	= 0x40000000,
+	.boot_params 	= 0xa0000100,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.map_io		= pxa_map_io,
+	.init_irq	= pxa25x_init_irq,
+	.timer		= &pxa_timer,
+	.init_machine	= palmtc_init
+MACHINE_END
diff --git a/arch/arm/mach-pxa/palmte2.c b/arch/arm/mach-pxa/palmte2.c
index d823b09801df..277c4062e3c6 100644
--- a/arch/arm/mach-pxa/palmte2.c
+++ b/arch/arm/mach-pxa/palmte2.c
@@ -117,83 +117,11 @@ static unsigned long palmte2_pin_config[] __initdata = {
 /******************************************************************************
  * SD/MMC card controller
  ******************************************************************************/
-static int palmte2_mci_init(struct device *dev,
-				irq_handler_t palmte2_detect_int, void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_PALMTE2_SD_DETECT_N, "SD IRQ");
-	if (err)
-		goto err;
-	err = gpio_direction_input(GPIO_NR_PALMTE2_SD_DETECT_N);
-	if (err)
-		goto err2;
-	err = request_irq(gpio_to_irq(GPIO_NR_PALMTE2_SD_DETECT_N),
-			palmte2_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
-				__func__);
-		goto err2;
-	}
-
-	err = gpio_request(GPIO_NR_PALMTE2_SD_POWER, "SD_POWER");
-	if (err)
-		goto err3;
-	err = gpio_direction_output(GPIO_NR_PALMTE2_SD_POWER, 0);
-	if (err)
-		goto err4;
-
-	err = gpio_request(GPIO_NR_PALMTE2_SD_READONLY, "SD_READONLY");
-	if (err)
-		goto err4;
-	err = gpio_direction_input(GPIO_NR_PALMTE2_SD_READONLY);
-	if (err)
-		goto err5;
-
-	printk(KERN_DEBUG "%s: irq registered\n", __func__);
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_PALMTE2_SD_READONLY);
-err4:
-	gpio_free(GPIO_NR_PALMTE2_SD_POWER);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_PALMTE2_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_PALMTE2_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void palmte2_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_PALMTE2_SD_READONLY);
-	gpio_free(GPIO_NR_PALMTE2_SD_POWER);
-	free_irq(gpio_to_irq(GPIO_NR_PALMTE2_SD_DETECT_N), data);
-	gpio_free(GPIO_NR_PALMTE2_SD_DETECT_N);
-}
-
-static void palmte2_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	gpio_set_value(GPIO_NR_PALMTE2_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
-
-static int palmte2_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_PALMTE2_SD_READONLY);
-}
-
 static struct pxamci_platform_data palmte2_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= palmte2_mci_power,
-	.get_ro		= palmte2_mci_get_ro,
-	.init 		= palmte2_mci_init,
-	.exit		= palmte2_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_PALMTE2_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_PALMTE2_SD_READONLY,
+	.gpio_power		= GPIO_NR_PALMTE2_SD_POWER,
 };
 
 /******************************************************************************
@@ -287,35 +215,9 @@ static struct platform_device palmte2_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmte2_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMTE2_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMTE2_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMTE2_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmte2_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMTE2_IR_DISABLE);
-}
-
-static void palmte2_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMTE2_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmte2_ficp_platform_data = {
-	.startup		= palmte2_irda_startup,
-	.shutdown		= palmte2_irda_shutdown,
-	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode	= palmte2_irda_transceiver_mode,
+	.gpio_pwdown		= GPIO_NR_PALMTE2_IR_DISABLE,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /******************************************************************************
diff --git a/arch/arm/mach-pxa/palmtx.c b/arch/arm/mach-pxa/palmtx.c
index 83d020879581..76a2b37eaf30 100644
--- a/arch/arm/mach-pxa/palmtx.c
+++ b/arch/arm/mach-pxa/palmtx.c
@@ -28,6 +28,10 @@
 #include <linux/wm97xx_batt.h>
 #include <linux/power_supply.h>
 #include <linux/usb/gpio_vbus.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/physmap.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -131,6 +135,10 @@ static unsigned long palmtx_pin_config[] __initdata = {
 	GPIO34_FFUART_RXD,
 	GPIO39_FFUART_TXD,
 
+	/* NAND */
+	GPIO15_nCS_1,
+	GPIO18_RDY,
+
 	/* MISC. */
 	GPIO10_GPIO,	/* hotsync button */
 	GPIO12_GPIO,	/* power detect */
@@ -138,85 +146,50 @@ static unsigned long palmtx_pin_config[] __initdata = {
 };
 
 /******************************************************************************
- * SD/MMC card controller
+ * NOR Flash
  ******************************************************************************/
-static int palmtx_mci_init(struct device *dev, irq_handler_t palmtx_detect_int,
-				void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_PALMTX_SD_DETECT_N, "SD IRQ");
-	if (err)
-		goto err;
-	err = gpio_direction_input(GPIO_NR_PALMTX_SD_DETECT_N);
-	if (err)
-		goto err2;
-	err = request_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N),
-			palmtx_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
-				__func__);
-		goto err2;
+static struct mtd_partition palmtx_partitions[] = {
+	{
+		.name		= "Flash",
+		.offset		= 0x00000000,
+		.size		= MTDPART_SIZ_FULL,
+		.mask_flags	= 0
 	}
+};
 
-	err = gpio_request(GPIO_NR_PALMTX_SD_POWER, "SD_POWER");
-	if (err)
-		goto err3;
-	err = gpio_direction_output(GPIO_NR_PALMTX_SD_POWER, 0);
-	if (err)
-		goto err4;
-
-	err = gpio_request(GPIO_NR_PALMTX_SD_READONLY, "SD_READONLY");
-	if (err)
-		goto err4;
-	err = gpio_direction_input(GPIO_NR_PALMTX_SD_READONLY);
-	if (err)
-		goto err5;
-
-	printk(KERN_DEBUG "%s: irq registered\n", __func__);
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_PALMTX_SD_READONLY);
-err4:
-	gpio_free(GPIO_NR_PALMTX_SD_POWER);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_PALMTX_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void palmtx_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_PALMTX_SD_READONLY);
-	gpio_free(GPIO_NR_PALMTX_SD_POWER);
-	free_irq(gpio_to_irq(GPIO_NR_PALMTX_SD_DETECT_N), data);
-	gpio_free(GPIO_NR_PALMTX_SD_DETECT_N);
-}
+static struct physmap_flash_data palmtx_flash_data[] = {
+	{
+		.width		= 2,			/* bankwidth in bytes */
+		.parts		= palmtx_partitions,
+		.nr_parts	= ARRAY_SIZE(palmtx_partitions)
+	}
+};
 
-static void palmtx_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	gpio_set_value(GPIO_NR_PALMTX_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
+static struct resource palmtx_flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_8M - 1,
+	.flags	= IORESOURCE_MEM,
+};
 
-static int palmtx_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_PALMTX_SD_READONLY);
-}
+static struct platform_device palmtx_flash = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.resource	= &palmtx_flash_resource,
+	.num_resources	= 1,
+	.dev 		= {
+		.platform_data = palmtx_flash_data,
+	},
+};
 
+/******************************************************************************
+ * SD/MMC card controller
+ ******************************************************************************/
 static struct pxamci_platform_data palmtx_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= palmtx_mci_power,
-	.get_ro		= palmtx_mci_get_ro,
-	.init 		= palmtx_mci_init,
-	.exit		= palmtx_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_PALMTX_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_PALMTX_SD_READONLY,
+	.gpio_power		= GPIO_NR_PALMTX_SD_POWER,
+	.detect_delay		= 20,
 };
 
 /******************************************************************************
@@ -330,35 +303,9 @@ static struct platform_device palmtx_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmtx_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMTX_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMTX_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmtx_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMTX_IR_DISABLE);
-}
-
-static void palmtx_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMTX_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmtx_ficp_platform_data = {
-	.startup		= palmtx_irda_startup,
-	.shutdown		= palmtx_irda_shutdown,
-	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
-	.transceiver_mode	= palmtx_irda_transceiver_mode,
+	.gpio_pwdown		= GPIO_NR_PALMTX_IR_DISABLE,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /******************************************************************************
@@ -493,6 +440,68 @@ static struct pxafb_mach_info palmtx_lcd_screen = {
 };
 
 /******************************************************************************
+ * NAND Flash
+ ******************************************************************************/
+static void palmtx_nand_cmd_ctl(struct mtd_info *mtd, int cmd,
+				 unsigned int ctrl)
+{
+	struct nand_chip *this = mtd->priv;
+	unsigned long nandaddr = (unsigned long)this->IO_ADDR_W;
+
+	if (cmd == NAND_CMD_NONE)
+		return;
+
+	if (ctrl & NAND_CLE)
+		writeb(cmd, PALMTX_NAND_CLE_VIRT);
+	else if (ctrl & NAND_ALE)
+		writeb(cmd, PALMTX_NAND_ALE_VIRT);
+	else
+		writeb(cmd, nandaddr);
+}
+
+static struct mtd_partition palmtx_partition_info[] = {
+	[0] = {
+		.name	= "palmtx-0",
+		.offset	= 0,
+		.size	= MTDPART_SIZ_FULL
+	},
+};
+
+static const char *palmtx_part_probes[] = { "cmdlinepart", NULL };
+
+struct platform_nand_data palmtx_nand_platdata = {
+	.chip	= {
+		.nr_chips		= 1,
+		.chip_offset		= 0,
+		.nr_partitions		= ARRAY_SIZE(palmtx_partition_info),
+		.partitions		= palmtx_partition_info,
+		.chip_delay		= 20,
+		.part_probe_types 	= palmtx_part_probes,
+	},
+	.ctrl	= {
+		.cmd_ctrl	= palmtx_nand_cmd_ctl,
+	},
+};
+
+static struct resource palmtx_nand_resource[] = {
+	[0]	= {
+		.start	= PXA_CS1_PHYS,
+		.end	= PXA_CS1_PHYS + SZ_1M - 1,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device palmtx_nand = {
+	.name		= "gen_nand",
+	.num_resources	= ARRAY_SIZE(palmtx_nand_resource),
+	.resource	= palmtx_nand_resource,
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &palmtx_nand_platdata,
+	}
+};
+
+/******************************************************************************
  * Power management - standby
  ******************************************************************************/
 static void __init palmtx_pm_init(void)
@@ -518,6 +527,8 @@ static struct platform_device *devices[] __initdata = {
 	&power_supply,
 	&palmtx_asoc,
 	&palmtx_gpio_vbus,
+	&palmtx_flash,
+	&palmtx_nand,
 };
 
 static struct map_desc palmtx_io_desc[] __initdata = {
@@ -525,8 +536,18 @@ static struct map_desc palmtx_io_desc[] __initdata = {
 	.virtual	= PALMTX_PCMCIA_VIRT,
 	.pfn		= __phys_to_pfn(PALMTX_PCMCIA_PHYS),
 	.length		= PALMTX_PCMCIA_SIZE,
-	.type		= MT_DEVICE
-},
+	.type		= MT_DEVICE,
+}, {
+	.virtual	= PALMTX_NAND_ALE_VIRT,
+	.pfn		= __phys_to_pfn(PALMTX_NAND_ALE_PHYS),
+	.length		= SZ_1M,
+	.type		= MT_DEVICE,
+}, {
+	.virtual	= PALMTX_NAND_CLE_VIRT,
+	.pfn		= __phys_to_pfn(PALMTX_NAND_CLE_PHYS),
+	.length		= SZ_1M,
+	.type		= MT_DEVICE,
+}
 };
 
 static void __init palmtx_map_io(void)
diff --git a/arch/arm/mach-pxa/palmz72.c b/arch/arm/mach-pxa/palmz72.c
index c3645aa3fa3d..c2bf493c5f53 100644
--- a/arch/arm/mach-pxa/palmz72.c
+++ b/arch/arm/mach-pxa/palmz72.c
@@ -129,88 +129,14 @@ static unsigned long palmz72_pin_config[] __initdata = {
 /******************************************************************************
  * SD/MMC card controller
  ******************************************************************************/
-static int palmz72_mci_init(struct device *dev,
-				irq_handler_t palmz72_detect_int, void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_PALMZ72_SD_DETECT_N, "SD IRQ");
-	if (err)
-		goto err;
-	err = gpio_direction_input(GPIO_NR_PALMZ72_SD_DETECT_N);
-	if (err)
-		goto err2;
-	err = request_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N),
-			palmz72_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-	if (err) {
-		printk(KERN_ERR "%s: cannot request SD/MMC card detect IRQ\n",
-				__func__);
-		goto err2;
-	}
-
-	/* SD_POWER is not actually power, but it is more like chip
-	 * select, i.e. it is inverted */
-
-	err = gpio_request(GPIO_NR_PALMZ72_SD_POWER_N, "SD_POWER");
-	if (err)
-		goto err3;
-	err = gpio_direction_output(GPIO_NR_PALMZ72_SD_POWER_N, 0);
-	if (err)
-		goto err4;
-	err = gpio_request(GPIO_NR_PALMZ72_SD_RO, "SD_RO");
-	if (err)
-		goto err4;
-	err = gpio_direction_input(GPIO_NR_PALMZ72_SD_RO);
-	if (err)
-		goto err5;
-
-	printk(KERN_DEBUG "%s: irq registered\n", __func__);
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_PALMZ72_SD_RO);
-err4:
-	gpio_free(GPIO_NR_PALMZ72_SD_POWER_N);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_PALMZ72_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void palmz72_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_PALMZ72_SD_POWER_N);
-	free_irq(gpio_to_irq(GPIO_NR_PALMZ72_SD_DETECT_N), data);
-	gpio_free(GPIO_NR_PALMZ72_SD_DETECT_N);
-	gpio_free(GPIO_NR_PALMZ72_SD_RO);
-}
-
-static void palmz72_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	if (p_d->ocr_mask & (1 << vdd))
-		gpio_set_value(GPIO_NR_PALMZ72_SD_POWER_N, 0);
-	else
-		gpio_set_value(GPIO_NR_PALMZ72_SD_POWER_N, 1);
-}
-
-static int palmz72_mci_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_PALMZ72_SD_RO);
-}
-
+/* SD_POWER is not actually power, but it is more like chip
+ * select, i.e. it is inverted */
 static struct pxamci_platform_data palmz72_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= palmz72_mci_power,
-	.get_ro		= palmz72_mci_ro,
-	.init 		= palmz72_mci_init,
-	.exit		= palmz72_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_PALMZ72_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_PALMZ72_SD_RO,
+	.gpio_power		= GPIO_NR_PALMZ72_SD_POWER_N,
+	.gpio_power_invert	= 1,
 };
 
 /******************************************************************************
@@ -304,35 +230,9 @@ static struct platform_device palmz72_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static int palmz72_irda_startup(struct device *dev)
-{
-	int err;
-	err = gpio_request(GPIO_NR_PALMZ72_IR_DISABLE, "IR DISABLE");
-	if (err)
-		goto err;
-	err = gpio_direction_output(GPIO_NR_PALMZ72_IR_DISABLE, 1);
-	if (err)
-		gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
-err:
-	return err;
-}
-
-static void palmz72_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_PALMZ72_IR_DISABLE);
-}
-
-static void palmz72_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_PALMZ72_IR_DISABLE, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
 static struct pxaficp_platform_data palmz72_ficp_platform_data = {
-	.startup		= palmz72_irda_startup,
-	.shutdown		= palmz72_irda_shutdown,
+	.gpio_pwdown		= GPIO_NR_PALMZ72_IR_DISABLE,
 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
-	.transceiver_mode	= palmz72_irda_transceiver_mode,
 };
 
 /******************************************************************************
diff --git a/arch/arm/mach-pxa/pcm990-baseboard.c b/arch/arm/mach-pxa/pcm990-baseboard.c
index 01791d74e08e..bbda57078e0f 100644
--- a/arch/arm/mach-pxa/pcm990-baseboard.c
+++ b/arch/arm/mach-pxa/pcm990-baseboard.c
@@ -321,11 +321,14 @@ static void pcm990_mci_exit(struct device *dev, void *data)
 #define MSECS_PER_JIFFY (1000/HZ)
 
 static struct pxamci_platform_data pcm990_mci_platform_data = {
-	.detect_delay	= 250 / MSECS_PER_JIFFY,
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.init 		= pcm990_mci_init,
-	.setpower 	= pcm990_mci_setpower,
-	.exit		= pcm990_mci_exit,
+	.detect_delay		= 250 / MSECS_PER_JIFFY,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.init 			= pcm990_mci_init,
+	.setpower 		= pcm990_mci_setpower,
+	.exit			= pcm990_mci_exit,
+	.gpio_card_detect	= -1,
+	.gpio_card_ro		= -1,
+	.gpio_power		= -1,
 };
 
 static struct pxaohci_platform_data pcm990_ohci_platform_data = {
@@ -427,25 +430,56 @@ static void pcm990_camera_free_bus(struct soc_camera_link *link)
 	gpio_bus_switch = -EINVAL;
 }
 
-static struct soc_camera_link iclink = {
-	.bus_id	= 0, /* Must match with the camera ID above */
-	.query_bus_param = pcm990_camera_query_bus_param,
-	.set_bus_param = pcm990_camera_set_bus_param,
-	.free_bus = pcm990_camera_free_bus,
-};
-
 /* Board I2C devices. */
 static struct i2c_board_info __initdata pcm990_i2c_devices[] = {
 	{
 		/* Must initialize before the camera(s) */
 		I2C_BOARD_INFO("pca9536", 0x41),
 		.platform_data = &pca9536_data,
-	}, {
+	},
+};
+
+static struct i2c_board_info pcm990_camera_i2c[] = {
+	{
 		I2C_BOARD_INFO("mt9v022", 0x48),
-		.platform_data = &iclink, /* With extender */
 	}, {
 		I2C_BOARD_INFO("mt9m001", 0x5d),
-		.platform_data = &iclink, /* With extender */
+	},
+};
+
+static struct soc_camera_link iclink[] = {
+	{
+		.bus_id			= 0, /* Must match with the camera ID */
+		.board_info		= &pcm990_camera_i2c[0],
+		.i2c_adapter_id		= 0,
+		.query_bus_param	= pcm990_camera_query_bus_param,
+		.set_bus_param		= pcm990_camera_set_bus_param,
+		.free_bus		= pcm990_camera_free_bus,
+		.module_name		= "mt9v022",
+	}, {
+		.bus_id			= 0, /* Must match with the camera ID */
+		.board_info		= &pcm990_camera_i2c[1],
+		.i2c_adapter_id		= 0,
+		.query_bus_param	= pcm990_camera_query_bus_param,
+		.set_bus_param		= pcm990_camera_set_bus_param,
+		.free_bus		= pcm990_camera_free_bus,
+		.module_name		= "mt9m001",
+	},
+};
+
+static struct platform_device pcm990_camera[] = {
+	{
+		.name	= "soc-camera-pdrv",
+		.id	= 0,
+		.dev	= {
+			.platform_data = &iclink[0],
+		},
+	}, {
+		.name	= "soc-camera-pdrv",
+		.id	= 1,
+		.dev	= {
+			.platform_data = &iclink[1],
+		},
 	},
 };
 #endif /* CONFIG_VIDEO_PXA27x ||CONFIG_VIDEO_PXA27x_MODULE */
@@ -501,6 +535,9 @@ void __init pcm990_baseboard_init(void)
 	pxa_set_camera_info(&pcm990_pxacamera_platform_data);
 
 	i2c_register_board_info(0, ARRAY_AND_SIZE(pcm990_i2c_devices));
+
+	platform_device_register(&pcm990_camera[0]);
+	platform_device_register(&pcm990_camera[1]);
 #endif
 
 	printk(KERN_INFO "PCM-990 Evaluation baseboard initialized\n");
diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c
index 9352d4a34837..a186994f77fb 100644
--- a/arch/arm/mach-pxa/poodle.c
+++ b/arch/arm/mach-pxa/poodle.c
@@ -245,20 +245,10 @@ static inline void poodle_init_spi(void) {}
  * The card detect interrupt isn't debounced so we delay it by 250ms
  * to give the card a chance to fully insert/eject.
  */
-static struct pxamci_platform_data poodle_mci_platform_data;
-
 static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int, void *data)
 {
 	int err;
 
-	err = gpio_request(POODLE_GPIO_nSD_DETECT, "nSD_DETECT");
-	if (err)
-		goto err_out;
-
-	err = gpio_request(POODLE_GPIO_nSD_WP, "nSD_WP");
-	if (err)
-		goto err_free_1;
-
 	err = gpio_request(POODLE_GPIO_SD_PWR, "SD_PWR");
 	if (err)
 		goto err_free_2;
@@ -267,34 +257,14 @@ static int poodle_mci_init(struct device *dev, irq_handler_t poodle_detect_int,
 	if (err)
 		goto err_free_3;
 
-	gpio_direction_input(POODLE_GPIO_nSD_DETECT);
-	gpio_direction_input(POODLE_GPIO_nSD_WP);
-
 	gpio_direction_output(POODLE_GPIO_SD_PWR, 0);
 	gpio_direction_output(POODLE_GPIO_SD_PWR1, 0);
 
-	poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250);
-
-	err = request_irq(POODLE_IRQ_GPIO_nSD_DETECT, poodle_detect_int,
-			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-			  "MMC card detect", data);
-	if (err) {
-		pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
-				__func__);
-		goto err_free_4;
-	}
-
 	return 0;
 
-err_free_4:
-	gpio_free(POODLE_GPIO_SD_PWR1);
 err_free_3:
 	gpio_free(POODLE_GPIO_SD_PWR);
 err_free_2:
-	gpio_free(POODLE_GPIO_nSD_WP);
-err_free_1:
-	gpio_free(POODLE_GPIO_nSD_DETECT);
-err_out:
 	return err;
 }
 
@@ -312,62 +282,29 @@ static void poodle_mci_setpower(struct device *dev, unsigned int vdd)
 	}
 }
 
-static int poodle_mci_get_ro(struct device *dev)
-{
-	return !!gpio_get_value(POODLE_GPIO_nSD_WP);
-	return GPLR(POODLE_GPIO_nSD_WP) & GPIO_bit(POODLE_GPIO_nSD_WP);
-}
-
-
 static void poodle_mci_exit(struct device *dev, void *data)
 {
-	free_irq(POODLE_IRQ_GPIO_nSD_DETECT, data);
 	gpio_free(POODLE_GPIO_SD_PWR1);
 	gpio_free(POODLE_GPIO_SD_PWR);
-	gpio_free(POODLE_GPIO_nSD_WP);
-	gpio_free(POODLE_GPIO_nSD_DETECT);
 }
 
 static struct pxamci_platform_data poodle_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= poodle_mci_init,
-	.get_ro		= poodle_mci_get_ro,
-	.setpower 	= poodle_mci_setpower,
-	.exit		= poodle_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init 			= poodle_mci_init,
+	.setpower 		= poodle_mci_setpower,
+	.exit			= poodle_mci_exit,
+	.gpio_card_detect	= POODLE_IRQ_GPIO_nSD_DETECT,
+	.gpio_card_ro		= POODLE_GPIO_nSD_WP,
+	.gpio_power		= -1,
 };
 
 
 /*
  * Irda
  */
-static void poodle_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(POODLE_GPIO_IR_ON, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
-static int poodle_irda_startup(struct device *dev)
-{
-	int err;
-
-	err = gpio_request(POODLE_GPIO_IR_ON, "IR_ON");
-	if (err)
-		return err;
-
-	gpio_direction_output(POODLE_GPIO_IR_ON, 1);
-	return 0;
-}
-
-static void poodle_irda_shutdown(struct device *dev)
-{
-	gpio_free(POODLE_GPIO_IR_ON);
-}
-
 static struct pxaficp_platform_data poodle_ficp_platform_data = {
+	.gpio_pwdown		= POODLE_GPIO_IR_ON,
 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
-	.transceiver_mode	= poodle_irda_transceiver_mode,
-	.startup		= poodle_irda_startup,
-	.shutdown		= poodle_irda_shutdown,
 };
 
 
@@ -521,6 +458,7 @@ static void __init poodle_init(void)
 	set_pxa_fb_parent(&poodle_locomo_device.dev);
 	set_pxa_fb_info(&poodle_fb_info);
 	pxa_set_udc_info(&udc_info);
+	poodle_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 	pxa_set_mci_info(&poodle_mci_platform_data);
 	pxa_set_ficp_info(&poodle_ficp_platform_data);
 	pxa_set_i2c_info(NULL);
diff --git a/arch/arm/mach-pxa/pxa2xx.c b/arch/arm/mach-pxa/pxa2xx.c
index 2f3394f85917..868270421b8c 100644
--- a/arch/arm/mach-pxa/pxa2xx.c
+++ b/arch/arm/mach-pxa/pxa2xx.c
@@ -52,3 +52,4 @@ void pxa2xx_transceiver_mode(struct device *dev, int mode)
 	} else
 		BUG();
 }
+EXPORT_SYMBOL_GPL(pxa2xx_transceiver_mode);
diff --git a/arch/arm/mach-pxa/pxa300.c b/arch/arm/mach-pxa/pxa300.c
index 4ba6d21f851c..f4af6e2bef89 100644
--- a/arch/arm/mach-pxa/pxa300.c
+++ b/arch/arm/mach-pxa/pxa300.c
@@ -84,9 +84,11 @@ static struct mfp_addr_map pxa310_mfp_addr_map[] __initdata = {
 };
 
 static DEFINE_PXA3_CKEN(common_nand, NAND, 156000000, 0);
+static DEFINE_PXA3_CKEN(gcu, PXA300_GCU, 0, 0);
 
 static struct clk_lookup common_clkregs[] = {
 	INIT_CLKREG(&clk_common_nand, "pxa3xx-nand", NULL),
+	INIT_CLKREG(&clk_gcu, "pxa3xx-gcu", NULL),
 };
 
 static DEFINE_PXA3_CKEN(pxa310_mmc3, MMC3, 19500000, 0);
diff --git a/arch/arm/mach-pxa/pxa320.c b/arch/arm/mach-pxa/pxa320.c
index 8b3d97efadab..c7373e74a109 100644
--- a/arch/arm/mach-pxa/pxa320.c
+++ b/arch/arm/mach-pxa/pxa320.c
@@ -78,9 +78,11 @@ static struct mfp_addr_map pxa320_mfp_addr_map[] __initdata = {
 };
 
 static DEFINE_PXA3_CKEN(pxa320_nand, NAND, 104000000, 0);
+static DEFINE_PXA3_CKEN(gcu, PXA320_GCU, 0, 0);
 
 static struct clk_lookup pxa320_clkregs[] = {
 	INIT_CLKREG(&clk_pxa320_nand, "pxa3xx-nand", NULL),
+	INIT_CLKREG(&clk_gcu, "pxa3xx-gcu", NULL),
 };
 
 static int __init pxa320_init(void)
diff --git a/arch/arm/mach-pxa/pxa930.c b/arch/arm/mach-pxa/pxa930.c
index 71131742fffd..064292008288 100644
--- a/arch/arm/mach-pxa/pxa930.c
+++ b/arch/arm/mach-pxa/pxa930.c
@@ -176,13 +176,30 @@ static struct mfp_addr_map pxa930_mfp_addr_map[] __initdata = {
 	MFP_ADDR_END,
 };
 
+static struct mfp_addr_map pxa935_mfp_addr_map[] __initdata = {
+	MFP_ADDR(GPIO159, 0x0524),
+	MFP_ADDR(GPIO163, 0x0534),
+	MFP_ADDR(GPIO167, 0x0544),
+	MFP_ADDR(GPIO168, 0x0548),
+	MFP_ADDR(GPIO169, 0x054c),
+	MFP_ADDR(GPIO170, 0x0550),
+	MFP_ADDR(GPIO171, 0x0554),
+	MFP_ADDR(GPIO172, 0x0558),
+	MFP_ADDR(GPIO173, 0x055c),
+
+	MFP_ADDR_END,
+};
+
 static int __init pxa930_init(void)
 {
-	if (cpu_is_pxa930()) {
+	if (cpu_is_pxa930() || cpu_is_pxa935()) {
 		mfp_init_base(io_p2v(MFPR_BASE));
 		mfp_init_addr(pxa930_mfp_addr_map);
 	}
 
+	if (cpu_is_pxa935())
+		mfp_init_addr(pxa935_mfp_addr_map);
+
 	return 0;
 }
 
diff --git a/arch/arm/mach-pxa/spitz.c b/arch/arm/mach-pxa/spitz.c
index dda310fe71c8..d98023f55503 100644
--- a/arch/arm/mach-pxa/spitz.c
+++ b/arch/arm/mach-pxa/spitz.c
@@ -15,6 +15,7 @@
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
 #include <linux/delay.h>
+#include <linux/gpio_keys.h>
 #include <linux/gpio.h>
 #include <linux/leds.h>
 #include <linux/mtd/physmap.h>
@@ -24,6 +25,7 @@
 #include <linux/spi/ads7846.h>
 #include <linux/spi/corgi_lcd.h>
 #include <linux/mtd/sharpsl.h>
+#include <linux/input/matrix_keypad.h>
 
 #include <asm/setup.h>
 #include <asm/mach-types.h>
@@ -111,6 +113,26 @@ static unsigned long spitz_pin_config[] __initdata = {
 	GPIO105_GPIO,	/* SPITZ_GPIO_CF_IRQ */
 	GPIO106_GPIO,	/* SPITZ_GPIO_CF2_IRQ */
 
+	/* GPIO matrix keypad */
+	GPIO88_GPIO,	/* column 0 */
+	GPIO23_GPIO,	/* column 1 */
+	GPIO24_GPIO,	/* column 2 */
+	GPIO25_GPIO,	/* column 3 */
+	GPIO26_GPIO,	/* column 4 */
+	GPIO27_GPIO,	/* column 5 */
+	GPIO52_GPIO,	/* column 6 */
+	GPIO103_GPIO,	/* column 7 */
+	GPIO107_GPIO,	/* column 8 */
+	GPIO108_GPIO,	/* column 9 */
+	GPIO114_GPIO,	/* column 10 */
+	GPIO12_GPIO,	/* row 0 */
+	GPIO17_GPIO,	/* row 1 */
+	GPIO91_GPIO,	/* row 2 */
+	GPIO34_GPIO,	/* row 3 */
+	GPIO36_GPIO,	/* row 4 */
+	GPIO38_GPIO,	/* row 5 */
+	GPIO39_GPIO,	/* row 6 */
+
 	/* I2C */
 	GPIO117_I2C_SCL,
 	GPIO118_I2C_SDA,
@@ -242,9 +264,152 @@ EXPORT_SYMBOL(spitzscoop2_device);
 /*
  * Spitz Keyboard Device
  */
+#define SPITZ_KEY_CALENDAR	KEY_F1
+#define SPITZ_KEY_ADDRESS	KEY_F2
+#define SPITZ_KEY_FN		KEY_F3
+#define SPITZ_KEY_CANCEL	KEY_F4
+#define SPITZ_KEY_EXOK		KEY_F5
+#define SPITZ_KEY_EXCANCEL	KEY_F6
+#define SPITZ_KEY_EXJOGDOWN	KEY_F7
+#define SPITZ_KEY_EXJOGUP	KEY_F8
+#define SPITZ_KEY_JAP1		KEY_LEFTALT
+#define SPITZ_KEY_JAP2		KEY_RIGHTCTRL
+#define SPITZ_KEY_SYNC		KEY_F9
+#define SPITZ_KEY_MAIL		KEY_F10
+#define SPITZ_KEY_OK		KEY_F11
+#define SPITZ_KEY_MENU		KEY_F12
+
+static const uint32_t spitzkbd_keymap[] = {
+	KEY(0, 0, KEY_LEFTCTRL),
+	KEY(0, 1, KEY_1),
+	KEY(0, 2, KEY_3),
+	KEY(0, 3, KEY_5),
+	KEY(0, 4, KEY_6),
+	KEY(0, 5, KEY_7),
+	KEY(0, 6, KEY_9),
+	KEY(0, 7, KEY_0),
+	KEY(0, 8, KEY_BACKSPACE),
+	KEY(0, 9, SPITZ_KEY_EXOK),	/* EXOK */
+	KEY(0, 10, SPITZ_KEY_EXCANCEL),	/* EXCANCEL */
+	KEY(1, 1, KEY_2),
+	KEY(1, 2, KEY_4),
+	KEY(1, 3, KEY_R),
+	KEY(1, 4, KEY_Y),
+	KEY(1, 5, KEY_8),
+	KEY(1, 6, KEY_I),
+	KEY(1, 7, KEY_O),
+	KEY(1, 8, KEY_P),
+	KEY(1, 9, SPITZ_KEY_EXJOGDOWN),	/* EXJOGDOWN */
+	KEY(1, 10, SPITZ_KEY_EXJOGUP),	/* EXJOGUP */
+	KEY(2, 0, KEY_TAB),
+	KEY(2, 1, KEY_Q),
+	KEY(2, 2, KEY_E),
+	KEY(2, 3, KEY_T),
+	KEY(2, 4, KEY_G),
+	KEY(2, 5, KEY_U),
+	KEY(2, 6, KEY_J),
+	KEY(2, 7, KEY_K),
+	KEY(3, 0, SPITZ_KEY_ADDRESS),	/* ADDRESS */
+	KEY(3, 1, KEY_W),
+	KEY(3, 2, KEY_S),
+	KEY(3, 3, KEY_F),
+	KEY(3, 4, KEY_V),
+	KEY(3, 5, KEY_H),
+	KEY(3, 6, KEY_M),
+	KEY(3, 7, KEY_L),
+	KEY(3, 9, KEY_RIGHTSHIFT),
+	KEY(4, 0, SPITZ_KEY_CALENDAR),	/* CALENDAR */
+	KEY(4, 1, KEY_A),
+	KEY(4, 2, KEY_D),
+	KEY(4, 3, KEY_C),
+	KEY(4, 4, KEY_B),
+	KEY(4, 5, KEY_N),
+	KEY(4, 6, KEY_DOT),
+	KEY(4, 8, KEY_ENTER),
+	KEY(4, 9, KEY_LEFTSHIFT),
+	KEY(5, 0, SPITZ_KEY_MAIL),	/* MAIL */
+	KEY(5, 1, KEY_Z),
+	KEY(5, 2, KEY_X),
+	KEY(5, 3, KEY_MINUS),
+	KEY(5, 4, KEY_SPACE),
+	KEY(5, 5, KEY_COMMA),
+	KEY(5, 7, KEY_UP),
+	KEY(5, 10, SPITZ_KEY_FN),	/* FN */
+	KEY(6, 0, KEY_SYSRQ),
+	KEY(6, 1, SPITZ_KEY_JAP1),	/* JAP1 */
+	KEY(6, 2, SPITZ_KEY_JAP2),	/* JAP2 */
+	KEY(6, 3, SPITZ_KEY_CANCEL),	/* CANCEL */
+	KEY(6, 4, SPITZ_KEY_OK),	/* OK */
+	KEY(6, 5, SPITZ_KEY_MENU),	/* MENU */
+	KEY(6, 6, KEY_LEFT),
+	KEY(6, 7, KEY_DOWN),
+	KEY(6, 8, KEY_RIGHT),
+};
+
+static const struct matrix_keymap_data spitzkbd_keymap_data = {
+	.keymap		= spitzkbd_keymap,
+	.keymap_size	= ARRAY_SIZE(spitzkbd_keymap),
+};
+
+static const uint32_t spitzkbd_row_gpios[] =
+		{ 12, 17, 91, 34, 36, 38, 39 };
+static const uint32_t spitzkbd_col_gpios[] =
+		{ 88, 23, 24, 25, 26, 27, 52, 103, 107, 108, 114 };
+
+static struct matrix_keypad_platform_data spitzkbd_pdata = {
+	.keymap_data		= &spitzkbd_keymap_data,
+	.row_gpios		= spitzkbd_row_gpios,
+	.col_gpios		= spitzkbd_col_gpios,
+	.num_row_gpios		= ARRAY_SIZE(spitzkbd_row_gpios),
+	.num_col_gpios		= ARRAY_SIZE(spitzkbd_col_gpios),
+	.col_scan_delay_us	= 10,
+	.debounce_ms		= 10,
+	.wakeup			= 1,
+};
+
 static struct platform_device spitzkbd_device = {
-	.name		= "spitz-keyboard",
+	.name		= "matrix-keypad",
 	.id		= -1,
+	.dev		= {
+		.platform_data = &spitzkbd_pdata,
+	},
+};
+
+
+static struct gpio_keys_button spitz_gpio_keys[] = {
+	{
+		.type	= EV_PWR,
+		.code	= KEY_SUSPEND,
+		.gpio	= SPITZ_GPIO_ON_KEY,
+		.desc	= "On/Off",
+		.wakeup	= 1,
+	},
+	/* Two buttons detecting the lid state */
+	{
+		.type	= EV_SW,
+		.code	= 0,
+		.gpio	= SPITZ_GPIO_SWA,
+		.desc	= "Display Down",
+	},
+	{
+		.type	= EV_SW,
+		.code	= 1,
+		.gpio	= SPITZ_GPIO_SWB,
+		.desc	= "Lid Closed",
+	},
+};
+
+static struct gpio_keys_platform_data spitz_gpio_keys_platform_data = {
+	.buttons	= spitz_gpio_keys,
+	.nbuttons	= ARRAY_SIZE(spitz_gpio_keys),
+};
+
+static struct platform_device spitz_gpio_keys_device = {
+	.name	= "gpio-keys",
+	.id	= -1,
+	.dev	= {
+		.platform_data	= &spitz_gpio_keys_platform_data,
+	},
 };
 
 
@@ -296,6 +461,7 @@ static struct ads7846_platform_data spitz_ads7846_info = {
 	.vref_delay_usecs	= 100,
 	.x_plate_ohms		= 419,
 	.y_plate_ohms		= 486,
+	.pressure_max		= 1024,
 	.gpio_pendown		= SPITZ_GPIO_TP_INT,
 	.wait_for_sync		= spitz_wait_for_hsync,
 };
@@ -378,45 +544,6 @@ static inline void spitz_init_spi(void) {}
  * The card detect interrupt isn't debounced so we delay it by 250ms
  * to give the card a chance to fully insert/eject.
  */
-
-static struct pxamci_platform_data spitz_mci_platform_data;
-
-static int spitz_mci_init(struct device *dev, irq_handler_t spitz_detect_int, void *data)
-{
-	int err;
-
-	err = gpio_request(SPITZ_GPIO_nSD_DETECT, "nSD_DETECT");
-	if (err)
-		goto err_out;
-
-	err = gpio_request(SPITZ_GPIO_nSD_WP, "nSD_WP");
-	if (err)
-		goto err_free_1;
-
-	gpio_direction_input(SPITZ_GPIO_nSD_DETECT);
-	gpio_direction_input(SPITZ_GPIO_nSD_WP);
-
-	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
-
-	err = request_irq(SPITZ_IRQ_GPIO_nSD_DETECT, spitz_detect_int,
-			  IRQF_DISABLED | IRQF_TRIGGER_RISING |
-			  IRQF_TRIGGER_FALLING,
-			  "MMC card detect", data);
-	if (err) {
-		pr_err("%s: MMC/SD: can't request MMC card detect IRQ\n",
-				__func__);
-		goto err_free_2;
-	}
-	return 0;
-
-err_free_2:
-	gpio_free(SPITZ_GPIO_nSD_WP);
-err_free_1:
-	gpio_free(SPITZ_GPIO_nSD_DETECT);
-err_out:
-	return err;
-}
-
 static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 {
 	struct pxamci_platform_data* p_d = dev->platform_data;
@@ -427,24 +554,12 @@ static void spitz_mci_setpower(struct device *dev, unsigned int vdd)
 		spitz_card_pwr_ctrl(SPITZ_PWR_SD, 0x0000);
 }
 
-static int spitz_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(SPITZ_GPIO_nSD_WP);
-}
-
-static void spitz_mci_exit(struct device *dev, void *data)
-{
-	free_irq(SPITZ_IRQ_GPIO_nSD_DETECT, data);
-	gpio_free(SPITZ_GPIO_nSD_WP);
-	gpio_free(SPITZ_GPIO_nSD_DETECT);
-}
-
 static struct pxamci_platform_data spitz_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
-	.init 		= spitz_mci_init,
-	.get_ro		= spitz_mci_get_ro,
-	.setpower 	= spitz_mci_setpower,
-	.exit		= spitz_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33|MMC_VDD_33_34,
+	.setpower 		= spitz_mci_setpower,
+	.gpio_card_detect	= SPITZ_GPIO_nSD_DETECT,
+	.gpio_card_ro		= SPITZ_GPIO_nSD_WP,
+	.gpio_power		= -1,
 };
 
 
@@ -484,50 +599,10 @@ static struct pxaohci_platform_data spitz_ohci_platform_data = {
 /*
  * Irda
  */
-static int spitz_irda_startup(struct device *dev)
-{
-	int rc;
-
-	rc = gpio_request(SPITZ_GPIO_IR_ON, "IrDA on");
-	if (rc)
-		goto err;
-
-	rc = gpio_direction_output(SPITZ_GPIO_IR_ON, 1);
-	if (rc)
-		goto err_dir;
-
-	return 0;
-
-err_dir:
-	gpio_free(SPITZ_GPIO_IR_ON);
-err:
-	return rc;
-}
-
-static void spitz_irda_shutdown(struct device *dev)
-{
-	gpio_free(SPITZ_GPIO_IR_ON);
-}
-
-static void spitz_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(SPITZ_GPIO_IR_ON, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
-#ifdef CONFIG_MACH_AKITA
-static void akita_irda_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(AKITA_GPIO_IR_ON, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-#endif
 
 static struct pxaficp_platform_data spitz_ficp_platform_data = {
+/* .gpio_pwdown is set in spitz_init() and akita_init() accordingly */
 	.transceiver_cap	= IR_SIRMODE | IR_OFF,
-	.transceiver_mode	= spitz_irda_transceiver_mode,
-	.startup		= spitz_irda_startup,
-	.shutdown		= spitz_irda_shutdown,
 };
 
 
@@ -652,6 +727,7 @@ static struct platform_device sharpsl_rom_device = {
 static struct platform_device *devices[] __initdata = {
 	&spitzscoop_device,
 	&spitzkbd_device,
+	&spitz_gpio_keys_device,
 	&spitzled_device,
 	&sharpsl_nand_device,
 	&sharpsl_rom_device,
@@ -695,6 +771,7 @@ static void __init common_init(void)
 	spitz_init_spi();
 
 	platform_add_devices(devices, ARRAY_SIZE(devices));
+	spitz_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 	pxa_set_mci_info(&spitz_mci_platform_data);
 	pxa_set_ohci_info(&spitz_ohci_platform_data);
 	pxa_set_ficp_info(&spitz_ficp_platform_data);
@@ -702,9 +779,36 @@ static void __init common_init(void)
 	pxa_set_i2c_info(NULL);
 }
 
+#if defined(CONFIG_MACH_AKITA) || defined(CONFIG_MACH_BORZOI)
+static struct nand_bbt_descr sharpsl_akita_bbt = {
+	.options = 0,
+	.offs = 4,
+	.len = 1,
+	.pattern = scan_ff_pattern
+};
+
+static struct nand_ecclayout akita_oobinfo = {
+	.eccbytes = 24,
+	.eccpos = {
+		   0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
+		   0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
+		   0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
+	.oobfree = {{0x08, 0x09}}
+};
+#endif
+
 #if defined(CONFIG_MACH_SPITZ) || defined(CONFIG_MACH_BORZOI)
 static void __init spitz_init(void)
 {
+	spitz_ficp_platform_data.gpio_pwdown = SPITZ_GPIO_IR_ON;
+
+#ifdef CONFIG_MACH_BORZOI
+	if (machine_is_borzoi()) {
+		sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
+		sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
+	}
+#endif
+
 	platform_scoop_config = &spitz_pcmcia_config;
 
 	common_init();
@@ -729,25 +833,9 @@ static struct i2c_board_info akita_i2c_board_info[] = {
 	},
 };
 
-static struct nand_bbt_descr sharpsl_akita_bbt = {
-	.options = 0,
-	.offs = 4,
-	.len = 1,
-	.pattern = scan_ff_pattern
-};
-
-static struct nand_ecclayout akita_oobinfo = {
-	.eccbytes = 24,
-	.eccpos = {
-		   0x5, 0x1, 0x2, 0x3, 0x6, 0x7, 0x15, 0x11,
-		   0x12, 0x13, 0x16, 0x17, 0x25, 0x21, 0x22, 0x23,
-		   0x26, 0x27, 0x35, 0x31, 0x32, 0x33, 0x36, 0x37},
-	.oobfree = {{0x08, 0x09}}
-};
-
 static void __init akita_init(void)
 {
-	spitz_ficp_platform_data.transceiver_mode = akita_irda_transceiver_mode;
+	spitz_ficp_platform_data.gpio_pwdown = AKITA_GPIO_IR_ON;
 
 	sharpsl_nand_platform_data.badblock_pattern = &sharpsl_akita_bbt;
 	sharpsl_nand_platform_data.ecc_layout = &akita_oobinfo;
diff --git a/arch/arm/mach-pxa/tosa.c b/arch/arm/mach-pxa/tosa.c
index 117ad5920e53..e81a52673d49 100644
--- a/arch/arm/mach-pxa/tosa.c
+++ b/arch/arm/mach-pxa/tosa.c
@@ -247,49 +247,10 @@ static struct pxa2xx_udc_mach_info udc_info __initdata = {
 /*
  * MMC/SD Device
  */
-static struct pxamci_platform_data tosa_mci_platform_data;
-
 static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void *data)
 {
 	int err;
 
-	tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
-
-	err = gpio_request(TOSA_GPIO_nSD_DETECT, "MMC/SD card detect");
-	if (err) {
-		printk(KERN_ERR "tosa_mci_init: can't request nSD_DETECT gpio\n");
-		goto err_gpio_detect;
-	}
-	err = gpio_direction_input(TOSA_GPIO_nSD_DETECT);
-	if (err)
-		goto err_gpio_detect_dir;
-
-	err = request_irq(TOSA_IRQ_GPIO_nSD_DETECT, tosa_detect_int,
-			  IRQF_DISABLED | IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-				"MMC/SD card detect", data);
-	if (err) {
-		printk(KERN_ERR "tosa_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
-		goto err_irq;
-	}
-
-	err = gpio_request(TOSA_GPIO_SD_WP, "SD Write Protect");
-	if (err) {
-		printk(KERN_ERR "tosa_mci_init: can't request SD_WP gpio\n");
-		goto err_gpio_wp;
-	}
-	err = gpio_direction_input(TOSA_GPIO_SD_WP);
-	if (err)
-		goto err_gpio_wp_dir;
-
-	err = gpio_request(TOSA_GPIO_PWR_ON, "SD Power");
-	if (err) {
-		printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
-		goto err_gpio_pwr;
-	}
-	err = gpio_direction_output(TOSA_GPIO_PWR_ON, 0);
-	if (err)
-		goto err_gpio_pwr_dir;
-
 	err = gpio_request(TOSA_GPIO_nSD_INT, "SD Int");
 	if (err) {
 		printk(KERN_ERR "tosa_mci_init: can't request SD_PWR gpio\n");
@@ -304,51 +265,21 @@ static int tosa_mci_init(struct device *dev, irq_handler_t tosa_detect_int, void
 err_gpio_int_dir:
 	gpio_free(TOSA_GPIO_nSD_INT);
 err_gpio_int:
-err_gpio_pwr_dir:
-	gpio_free(TOSA_GPIO_PWR_ON);
-err_gpio_pwr:
-err_gpio_wp_dir:
-	gpio_free(TOSA_GPIO_SD_WP);
-err_gpio_wp:
-	free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
-err_irq:
-err_gpio_detect_dir:
-	gpio_free(TOSA_GPIO_nSD_DETECT);
-err_gpio_detect:
 	return err;
 }
 
-static void tosa_mci_setpower(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data* p_d = dev->platform_data;
-
-	if (( 1 << vdd) & p_d->ocr_mask) {
-		gpio_set_value(TOSA_GPIO_PWR_ON, 1);
-	} else {
-		gpio_set_value(TOSA_GPIO_PWR_ON, 0);
-	}
-}
-
-static int tosa_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(TOSA_GPIO_SD_WP);
-}
-
 static void tosa_mci_exit(struct device *dev, void *data)
 {
 	gpio_free(TOSA_GPIO_nSD_INT);
-	gpio_free(TOSA_GPIO_PWR_ON);
-	gpio_free(TOSA_GPIO_SD_WP);
-	free_irq(TOSA_IRQ_GPIO_nSD_DETECT, data);
-	gpio_free(TOSA_GPIO_nSD_DETECT);
 }
 
 static struct pxamci_platform_data tosa_mci_platform_data = {
-	.ocr_mask       = MMC_VDD_32_33|MMC_VDD_33_34,
-	.init           = tosa_mci_init,
-	.get_ro		= tosa_mci_get_ro,
-	.setpower       = tosa_mci_setpower,
-	.exit           = tosa_mci_exit,
+	.ocr_mask       	= MMC_VDD_32_33|MMC_VDD_33_34,
+	.init           	= tosa_mci_init,
+	.exit           	= tosa_mci_exit,
+	.gpio_card_detect	= TOSA_GPIO_nSD_DETECT,
+	.gpio_card_ro		= TOSA_GPIO_SD_WP,
+	.gpio_power		= TOSA_GPIO_PWR_ON,
 };
 
 /*
@@ -406,10 +337,11 @@ static void tosa_irda_shutdown(struct device *dev)
 }
 
 static struct pxaficp_platform_data tosa_ficp_platform_data = {
-	.transceiver_cap  = IR_SIRMODE | IR_OFF,
-	.transceiver_mode = tosa_irda_transceiver_mode,
-	.startup = tosa_irda_startup,
-	.shutdown = tosa_irda_shutdown,
+	.gpio_pwdown		= -1,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
+	.transceiver_mode	= tosa_irda_transceiver_mode,
+	.startup		= tosa_irda_startup,
+	.shutdown		= tosa_irda_shutdown,
 };
 
 /*
@@ -910,6 +842,7 @@ static void __init tosa_init(void)
 	dummy = gpiochip_reserve(TOSA_SCOOP_JC_GPIO_BASE, 12);
 	dummy = gpiochip_reserve(TOSA_TC6393XB_GPIO_BASE, 16);
 
+	tosa_mci_platform_data.detect_delay = msecs_to_jiffies(250);
 	pxa_set_mci_info(&tosa_mci_platform_data);
 	pxa_set_udc_info(&udc_info);
 	pxa_set_ficp_info(&tosa_ficp_platform_data);
diff --git a/arch/arm/mach-pxa/treo680.c b/arch/arm/mach-pxa/treo680.c
index 753ec4df17b9..fe085076fbf2 100644
--- a/arch/arm/mach-pxa/treo680.c
+++ b/arch/arm/mach-pxa/treo680.c
@@ -153,87 +153,11 @@ static unsigned long treo680_pin_config[] __initdata = {
 /******************************************************************************
  * SD/MMC card controller
  ******************************************************************************/
-static int treo680_mci_init(struct device *dev,
-		irq_handler_t treo680_detect_int, void *data)
-{
-	int err = 0;
-
-	/* Setup an interrupt for detecting card insert/remove events */
-	err = gpio_request(GPIO_NR_TREO680_SD_DETECT_N, "SD IRQ");
-
-	if (err)
-		goto err;
-
-	err = gpio_direction_input(GPIO_NR_TREO680_SD_DETECT_N);
-	if (err)
-		goto err2;
-
-	err = request_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N),
-			treo680_detect_int, IRQF_DISABLED | IRQF_SAMPLE_RANDOM |
-			IRQF_TRIGGER_FALLING | IRQF_TRIGGER_RISING,
-			"SD/MMC card detect", data);
-
-	if (err) {
-		dev_err(dev, "%s: cannot request SD/MMC card detect IRQ\n",
-			     __func__);
-		goto err2;
-	}
-
-	err = gpio_request(GPIO_NR_TREO680_SD_POWER, "SD_POWER");
-	if (err)
-		goto err3;
-
-	err = gpio_direction_output(GPIO_NR_TREO680_SD_POWER, 1);
-	if (err)
-		goto err4;
-
-	err = gpio_request(GPIO_NR_TREO680_SD_READONLY, "SD_READONLY");
-	if (err)
-		goto err4;
-
-	err = gpio_direction_input(GPIO_NR_TREO680_SD_READONLY);
-	if (err)
-		goto err5;
-
-	return 0;
-
-err5:
-	gpio_free(GPIO_NR_TREO680_SD_READONLY);
-err4:
-	gpio_free(GPIO_NR_TREO680_SD_POWER);
-err3:
-	free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
-err2:
-	gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
-err:
-	return err;
-}
-
-static void treo680_mci_exit(struct device *dev, void *data)
-{
-	gpio_free(GPIO_NR_TREO680_SD_READONLY);
-	gpio_free(GPIO_NR_TREO680_SD_POWER);
-	free_irq(gpio_to_irq(GPIO_NR_TREO680_SD_DETECT_N), data);
-	gpio_free(GPIO_NR_TREO680_SD_DETECT_N);
-}
-
-static void treo680_mci_power(struct device *dev, unsigned int vdd)
-{
-	struct pxamci_platform_data *p_d = dev->platform_data;
-	gpio_set_value(GPIO_NR_TREO680_SD_POWER, p_d->ocr_mask & (1 << vdd));
-}
-
-static int treo680_mci_get_ro(struct device *dev)
-{
-	return gpio_get_value(GPIO_NR_TREO680_SD_READONLY);
-}
-
 static struct pxamci_platform_data treo680_mci_platform_data = {
-	.ocr_mask	= MMC_VDD_32_33 | MMC_VDD_33_34,
-	.setpower	= treo680_mci_power,
-	.get_ro		= treo680_mci_get_ro,
-	.init 		= treo680_mci_init,
-	.exit		= treo680_mci_exit,
+	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
+	.gpio_card_detect	= GPIO_NR_TREO680_SD_DETECT_N,
+	.gpio_card_ro		= GPIO_NR_TREO680_SD_READONLY,
+	.gpio_power		= GPIO_NR_TREO680_SD_POWER,
 };
 
 /******************************************************************************
@@ -330,16 +254,9 @@ static int treo680_backlight_init(struct device *dev)
 	ret = gpio_direction_output(GPIO_NR_TREO680_BL_POWER, 0);
 	if (ret)
 		goto err2;
-	ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER");
-	if (ret)
-		goto err2;
-	ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0);
-	if (ret)
-		goto err3;
 
 	return 0;
-err3:
-	gpio_free(GPIO_NR_TREO680_LCD_POWER);
+
 err2:
 	gpio_free(GPIO_NR_TREO680_BL_POWER);
 err:
@@ -355,7 +272,6 @@ static int treo680_backlight_notify(int brightness)
 static void treo680_backlight_exit(struct device *dev)
 {
 	gpio_free(GPIO_NR_TREO680_BL_POWER);
-	gpio_free(GPIO_NR_TREO680_LCD_POWER);
 }
 
 static struct platform_pwm_backlight_data treo680_backlight_data = {
@@ -379,44 +295,9 @@ static struct platform_device treo680_backlight = {
 /******************************************************************************
  * IrDA
  ******************************************************************************/
-static void treo680_transceiver_mode(struct device *dev, int mode)
-{
-	gpio_set_value(GPIO_NR_TREO680_IR_EN, mode & IR_OFF);
-	pxa2xx_transceiver_mode(dev, mode);
-}
-
-static int treo680_irda_startup(struct device *dev)
-{
-	int err;
-
-	err = gpio_request(GPIO_NR_TREO680_IR_EN, "Ir port disable");
-	if (err)
-		goto err1;
-
-	err = gpio_direction_output(GPIO_NR_TREO680_IR_EN, 1);
-	if (err)
-		goto err2;
-
-	return 0;
-
-err2:
-	dev_err(dev, "treo680_irda: cannot change IR gpio direction\n");
-	gpio_free(GPIO_NR_TREO680_IR_EN);
-err1:
-	dev_err(dev, "treo680_irda: cannot allocate IR gpio\n");
-	return err;
-}
-
-static void treo680_irda_shutdown(struct device *dev)
-{
-	gpio_free(GPIO_NR_TREO680_IR_EN);
-}
-
 static struct pxaficp_platform_data treo680_ficp_info = {
-	.transceiver_cap  = IR_FIRMODE | IR_SIRMODE | IR_OFF,
-	.startup          = treo680_irda_startup,
-	.shutdown         = treo680_irda_shutdown,
-	.transceiver_mode = treo680_transceiver_mode,
+	.gpio_pwdown		= GPIO_NR_TREO680_IR_EN,
+	.transceiver_cap	= IR_SIRMODE | IR_OFF,
 };
 
 /******************************************************************************
@@ -546,6 +427,11 @@ static struct pxafb_mode_info treo680_lcd_modes[] = {
 },
 };
 
+static void treo680_lcd_power(int on, struct fb_var_screeninfo *info)
+{
+	gpio_set_value(GPIO_NR_TREO680_BL_POWER, on);
+}
+
 static struct pxafb_mach_info treo680_lcd_screen = {
 	.modes		= treo680_lcd_modes,
 	.num_modes	= ARRAY_SIZE(treo680_lcd_modes),
@@ -585,11 +471,32 @@ static void __init treo680_udc_init(void)
 	}
 }
 
+static void __init treo680_lcd_power_init(void)
+{
+	int ret;
+
+	ret = gpio_request(GPIO_NR_TREO680_LCD_POWER, "LCD POWER");
+	if (ret) {
+		pr_err("Treo680: LCD power GPIO request failed!\n");
+		return;
+	}
+
+	ret = gpio_direction_output(GPIO_NR_TREO680_LCD_POWER, 0);
+	if (ret) {
+		pr_err("Treo680: setting LCD power GPIO direction failed!\n");
+		gpio_free(GPIO_NR_TREO680_LCD_POWER);
+		return;
+	}
+
+	treo680_lcd_screen.pxafb_lcd_power = treo680_lcd_power;
+}
+
 static void __init treo680_init(void)
 {
 	treo680_pm_init();
 	pxa2xx_mfp_config(ARRAY_AND_SIZE(treo680_pin_config));
 	pxa_set_keypad_info(&treo680_keypad_platform_data);
+	treo680_lcd_power_init();
 	set_pxa_fb_info(&treo680_lcd_screen);
 	pxa_set_mci_info(&treo680_mci_platform_data);
 	treo680_udc_init();
diff --git a/arch/arm/mach-pxa/trizeps4.c b/arch/arm/mach-pxa/trizeps4.c
index 825f540176d2..3981e0356d12 100644
--- a/arch/arm/mach-pxa/trizeps4.c
+++ b/arch/arm/mach-pxa/trizeps4.c
@@ -367,6 +367,9 @@ static struct pxamci_platform_data trizeps4_mci_platform_data = {
 	.exit		= trizeps4_mci_exit,
 	.get_ro		= NULL,	/* write-protection not supported */
 	.setpower 	= NULL,	/* power-switching not supported */
+	.gpio_card_detect = -1,
+	.gpio_card_ro	= -1,
+	.gpio_power	= -1,
 };
 
 /****************************************************************************
@@ -412,6 +415,7 @@ static void trizeps4_irda_transceiver_mode(struct device *dev, int mode)
 }
 
 static struct pxaficp_platform_data trizeps4_ficp_platform_data = {
+	.gpio_pwdown		= -1,
 	.transceiver_cap	= IR_SIRMODE | IR_FIRMODE | IR_OFF,
 	.transceiver_mode	= trizeps4_irda_transceiver_mode,
 	.startup		= trizeps4_irda_startup,
diff --git a/arch/arm/mach-pxa/xcep.c b/arch/arm/mach-pxa/xcep.c
new file mode 100644
index 000000000000..3fd79cbb36c8
--- /dev/null
+++ b/arch/arm/mach-pxa/xcep.c
@@ -0,0 +1,187 @@
+/*  linux/arch/arm/mach-pxa/xcep.c
+ *
+ *  Support for the Iskratel Electronics XCEP platform as used in
+ *  the Libera instruments from Instrumentation Technologies.
+ *
+ *  Author:     Ales Bardorfer <ales@i-tech.si>
+ *  Contributions by: Abbott, MG (Michael) <michael.abbott@diamond.ac.uk>
+ *  Contributions by: Matej Kenda <matej.kenda@i-tech.si>
+ *  Created:    June 2006
+ *  Copyright:  (C) 2006-2009 Instrumentation Technologies
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/i2c.h>
+#include <linux/smc91x.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#include <asm/mach-types.h>
+#include <asm/mach/arch.h>
+#include <asm/mach/irq.h>
+#include <asm/mach/map.h>
+
+#include <plat/i2c.h>
+
+#include <mach/hardware.h>
+#include <mach/pxa2xx-regs.h>
+#include <mach/mfp-pxa25x.h>
+
+#include "generic.h"
+
+#define XCEP_ETH_PHYS		(PXA_CS3_PHYS + 0x00000300)
+#define XCEP_ETH_PHYS_END	(PXA_CS3_PHYS + 0x000fffff)
+#define XCEP_ETH_ATTR		(PXA_CS3_PHYS + 0x02000000)
+#define XCEP_ETH_ATTR_END	(PXA_CS3_PHYS + 0x020fffff)
+#define XCEP_ETH_IRQ		IRQ_GPIO0
+
+/*  XCEP CPLD base */
+#define XCEP_CPLD_BASE		0xf0000000
+
+
+/* Flash partitions. */
+
+static struct mtd_partition xcep_partitions[] = {
+	{
+		.name =		"Bootloader",
+		.size =		0x00040000,
+		.offset =	0,
+		.mask_flags =	MTD_WRITEABLE
+	}, {
+		.name =		"Bootloader ENV",
+		.size =		0x00040000,
+		.offset =	0x00040000,
+		.mask_flags =	MTD_WRITEABLE
+	}, {
+		.name =		"Kernel",
+		.size =		0x00100000,
+		.offset =	0x00080000,
+	}, {
+		.name =		"Rescue fs",
+		.size =		0x00280000,
+		.offset =	0x00180000,
+	}, {
+		.name =		"Filesystem",
+		.size =		MTDPART_SIZ_FULL,
+		.offset =	0x00400000
+	}
+};
+
+static struct physmap_flash_data xcep_flash_data[] = {
+	{
+		.width		= 4,		/* bankwidth in bytes */
+		.parts		= xcep_partitions,
+		.nr_parts	= ARRAY_SIZE(xcep_partitions)
+	}
+};
+
+static struct resource flash_resource = {
+	.start	= PXA_CS0_PHYS,
+	.end	= PXA_CS0_PHYS + SZ_32M - 1,
+	.flags	= IORESOURCE_MEM,
+};
+
+static struct platform_device flash_device = {
+	.name	= "physmap-flash",
+	.id	= 0,
+	.dev 	= {
+		.platform_data = xcep_flash_data,
+	},
+	.resource = &flash_resource,
+	.num_resources = 1,
+};
+
+
+
+/* SMC LAN91C111 network controller. */
+
+static struct resource smc91x_resources[] = {
+	[0] = {
+		.name	= "smc91x-regs",
+		.start	= XCEP_ETH_PHYS,
+		.end	= XCEP_ETH_PHYS_END,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start	= XCEP_ETH_IRQ,
+		.end	= XCEP_ETH_IRQ,
+		.flags	= IORESOURCE_IRQ,
+	},
+	[2] = {
+		.name	= "smc91x-attrib",
+		.start	= XCEP_ETH_ATTR,
+		.end	= XCEP_ETH_ATTR_END,
+		.flags	= IORESOURCE_MEM,
+	},
+};
+
+static struct smc91x_platdata xcep_smc91x_info = {
+	.flags	= SMC91X_USE_32BIT | SMC91X_NOWAIT | SMC91X_USE_DMA,
+};
+
+static struct platform_device smc91x_device = {
+	.name		= "smc91x",
+	.id		= -1,
+	.num_resources	= ARRAY_SIZE(smc91x_resources),
+	.resource	= smc91x_resources,
+	.dev		= {
+		.platform_data = &xcep_smc91x_info,
+	},
+};
+
+
+static struct platform_device *devices[] __initdata = {
+	&flash_device,
+	&smc91x_device,
+};
+
+
+/* We have to state that there are HWMON devices on the I2C bus on XCEP.
+ * Drivers for HWMON verify capabilities of the adapter when loading and
+ * refuse to attach if the adapter doesn't support HWMON class of devices.
+ * See also Documentation/i2c/porting-clients. */
+static struct i2c_pxa_platform_data xcep_i2c_platform_data  = {
+	.class = I2C_CLASS_HWMON
+};
+
+
+static mfp_cfg_t xcep_pin_config[] __initdata = {
+	GPIO79_nCS_3,	/* SMC 91C111 chip select. */
+	GPIO80_nCS_4,	/* CPLD chip select. */
+	/* SSP communication to MSP430 */
+	GPIO23_SSP1_SCLK,
+	GPIO24_SSP1_SFRM,
+	GPIO25_SSP1_TXD,
+	GPIO26_SSP1_RXD,
+	GPIO27_SSP1_EXTCLK
+};
+
+static void __init xcep_init(void)
+{
+	pxa2xx_mfp_config(ARRAY_AND_SIZE(xcep_pin_config));
+
+	/* See Intel XScale Developer's Guide for details */
+	/* Set RDF and RDN to appropriate values (chip select 3 (smc91x)) */
+	MSC1 = (MSC1 & 0xffff) | 0xD5540000;
+	/* Set RDF and RDN to appropriate values (chip select 5 (fpga)) */
+	MSC2 = (MSC2 & 0xffff) | 0x72A00000;
+
+	platform_add_devices(ARRAY_AND_SIZE(devices));
+	pxa_set_i2c_info(&xcep_i2c_platform_data);
+}
+
+MACHINE_START(XCEP, "Iskratel XCEP")
+	.phys_io	= 0x40000000,
+	.io_pg_offst	= (io_p2v(0x40000000) >> 18) & 0xfffc,
+	.boot_params	= 0xa0000100,
+	.init_machine	= xcep_init,
+	.map_io		= pxa_map_io,
+	.init_irq	= pxa25x_init_irq,
+	.timer		= &pxa_timer,
+MACHINE_END
+
diff --git a/arch/arm/mach-pxa/zylonite.c b/arch/arm/mach-pxa/zylonite.c
index 218d2001f1df..09784d3954e4 100644
--- a/arch/arm/mach-pxa/zylonite.c
+++ b/arch/arm/mach-pxa/zylonite.c
@@ -290,6 +290,9 @@ static struct pxamci_platform_data zylonite_mci_platform_data = {
 	.init 		= zylonite_mci_init,
 	.exit		= zylonite_mci_exit,
 	.get_ro		= zylonite_mci_ro,
+	.gpio_card_detect = -1,
+	.gpio_card_ro	= -1,
+	.gpio_power	= -1,
 };
 
 static struct pxamci_platform_data zylonite_mci2_platform_data = {
diff --git a/arch/arm/mach-realview/Kconfig b/arch/arm/mach-realview/Kconfig
index dfc9b0bc6eb2..c48e1f2c3349 100644
--- a/arch/arm/mach-realview/Kconfig
+++ b/arch/arm/mach-realview/Kconfig
@@ -70,6 +70,8 @@ config MACH_REALVIEW_PBX
 	bool "Support RealView/PBX platform"
 	select ARM_GIC
 	select HAVE_PATA_PLATFORM
+	select ARCH_SPARSEMEM_ENABLE if CPU_V7 && !HIGH_PHYS_OFFSET
+	select ZONE_DMA if SPARSEMEM
 	help
 	  Include support for the ARM(R) RealView PBX platform.
 
@@ -82,6 +84,7 @@ config REALVIEW_HIGH_PHYS_OFFSET
 	  0x70000000, 256MB of which being mirrored at 0x00000000. If
 	  the board supports 512MB of RAM, this option allows the
 	  memory to be accessed contiguously at the high physical
-	  offset.
+	  offset. On the PBX board, disabling this option allows 1GB of
+	  RAM to be used with SPARSEMEM.
 
 endmenu
diff --git a/arch/arm/mach-realview/core.c b/arch/arm/mach-realview/core.c
index dc3519c50ab2..9f293438e020 100644
--- a/arch/arm/mach-realview/core.c
+++ b/arch/arm/mach-realview/core.c
@@ -30,6 +30,7 @@
 #include <linux/io.h>
 #include <linux/smsc911x.h>
 #include <linux/ata_platform.h>
+#include <linux/amba/mmci.h>
 
 #include <asm/clkdev.h>
 #include <asm/system.h>
@@ -44,7 +45,6 @@
 #include <asm/mach/flash.h>
 #include <asm/mach/irq.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 
 #include <asm/hardware/gic.h>
 
@@ -59,6 +59,25 @@
 /* used by entry-macro.S and platsmp.c */
 void __iomem *gic_cpu_base_addr;
 
+#ifdef CONFIG_ZONE_DMA
+/*
+ * Adjust the zones if there are restrictions for DMA access.
+ */
+void __init realview_adjust_zones(int node, unsigned long *size,
+				  unsigned long *hole)
+{
+	unsigned long dma_size = SZ_256M >> PAGE_SHIFT;
+
+	if (!machine_is_realview_pbx() || node || (size[0] <= dma_size))
+		return;
+
+	size[ZONE_NORMAL] = size[0] - dma_size;
+	size[ZONE_DMA] = dma_size;
+	hole[ZONE_NORMAL] = hole[0];
+	hole[ZONE_DMA] = 0;
+}
+#endif
+
 /*
  * This is the RealView sched_clock implementation.  This has
  * a resolution of 41.7ns, and a maximum value of about 179s.
@@ -237,14 +256,14 @@ static unsigned int realview_mmc_status(struct device *dev)
 	return readl(REALVIEW_SYSMCI) & mask;
 }
 
-struct mmc_platform_data realview_mmc0_plat_data = {
+struct mmci_platform_data realview_mmc0_plat_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
 	.status		= realview_mmc_status,
 	.gpio_wp	= 17,
 	.gpio_cd	= 16,
 };
 
-struct mmc_platform_data realview_mmc1_plat_data = {
+struct mmci_platform_data realview_mmc1_plat_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
 	.status		= realview_mmc_status,
 	.gpio_wp	= 19,
@@ -296,31 +315,31 @@ static struct clk ref24_clk = {
 
 static struct clk_lookup lookups[] = {
 	{	/* UART0 */
-		.dev_id		= "dev:f1",
+		.dev_id		= "dev:uart0",
 		.clk		= &ref24_clk,
 	}, {	/* UART1 */
-		.dev_id		= "dev:f2",
+		.dev_id		= "dev:uart1",
 		.clk		= &ref24_clk,
 	}, {	/* UART2 */
-		.dev_id		= "dev:f3",
+		.dev_id		= "dev:uart2",
 		.clk		= &ref24_clk,
 	}, {	/* UART3 */
-		.dev_id		= "fpga:09",
+		.dev_id		= "fpga:uart3",
 		.clk		= &ref24_clk,
 	}, {	/* KMI0 */
-		.dev_id		= "fpga:06",
+		.dev_id		= "fpga:kmi0",
 		.clk		= &ref24_clk,
 	}, {	/* KMI1 */
-		.dev_id		= "fpga:07",
+		.dev_id		= "fpga:kmi1",
 		.clk		= &ref24_clk,
 	}, {	/* MMC0 */
-		.dev_id		= "fpga:05",
+		.dev_id		= "fpga:mmc0",
 		.clk		= &ref24_clk,
 	}, {	/* EB:CLCD */
-		.dev_id		= "dev:20",
+		.dev_id		= "dev:clcd",
 		.clk		= &oscvco_clk,
 	}, {	/* PB:CLCD */
-		.dev_id		= "issp:20",
+		.dev_id		= "issp:clcd",
 		.clk		= &oscvco_clk,
 	}
 };
@@ -543,7 +562,7 @@ static int realview_clcd_setup(struct clcd_fb *fb)
 	fb->panel		= realview_clcd_panel();
 
 	fb->fb.screen_base = dma_alloc_writecombine(&fb->dev->dev, framesize,
-						    &dma, GFP_KERNEL);
+						    &dma, GFP_KERNEL | GFP_DMA);
 	if (!fb->fb.screen_base) {
 		printk(KERN_ERR "CLCD: unable to map framebuffer\n");
 		return -ENOMEM;
@@ -788,3 +807,24 @@ void __init realview_timer_init(unsigned int timer_irq)
 	realview_clocksource_init();
 	realview_clockevents_init(timer_irq);
 }
+
+/*
+ * Setup the memory banks.
+ */
+void realview_fixup(struct machine_desc *mdesc, struct tag *tags, char **from,
+		    struct meminfo *meminfo)
+{
+	/*
+	 * Most RealView platforms have 512MB contiguous RAM at 0x70000000.
+	 * Half of this is mirrored at 0.
+	 */
+#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET
+	meminfo->bank[0].start = 0x70000000;
+	meminfo->bank[0].size = SZ_512M;
+	meminfo->nr_banks = 1;
+#else
+	meminfo->bank[0].start = 0;
+	meminfo->bank[0].size = SZ_256M;
+	meminfo->nr_banks = 1;
+#endif
+}
diff --git a/arch/arm/mach-realview/core.h b/arch/arm/mach-realview/core.h
index 59a337ba4be7..781bca68a9fa 100644
--- a/arch/arm/mach-realview/core.h
+++ b/arch/arm/mach-realview/core.h
@@ -25,6 +25,7 @@
 #include <linux/amba/bus.h>
 #include <linux/io.h>
 
+#include <asm/setup.h>
 #include <asm/leds.h>
 
 #define AMBA_DEVICE(name,busid,base,plat)			\
@@ -44,11 +45,13 @@ static struct amba_device name##_device = {			\
 	/* .dma		= base##_DMA,*/				\
 }
 
+struct machine_desc;
+
 extern struct platform_device realview_flash_device;
 extern struct platform_device realview_cf_device;
 extern struct platform_device realview_i2c_device;
-extern struct mmc_platform_data realview_mmc0_plat_data;
-extern struct mmc_platform_data realview_mmc1_plat_data;
+extern struct mmci_platform_data realview_mmc0_plat_data;
+extern struct mmci_platform_data realview_mmc1_plat_data;
 extern struct clcd_board clcd_plat_data;
 extern void __iomem *gic_cpu_base_addr;
 extern void __iomem *timer0_va_base;
@@ -61,5 +64,8 @@ extern void realview_timer_init(unsigned int timer_irq);
 extern int realview_flash_register(struct resource *res, u32 num);
 extern int realview_eth_register(const char *name, struct resource *res);
 extern int realview_usb_register(struct resource *res);
+extern void realview_fixup(struct machine_desc *mdesc, struct tag *tags,
+			   char **from, struct meminfo *meminfo);
+extern void (*realview_reset)(char);
 
 #endif
diff --git a/arch/arm/mach-realview/include/mach/board-pb1176.h b/arch/arm/mach-realview/include/mach/board-pb1176.h
index 98f8e7eeacc2..34b80b7d40b8 100644
--- a/arch/arm/mach-realview/include/mach/board-pb1176.h
+++ b/arch/arm/mach-realview/include/mach/board-pb1176.h
@@ -73,4 +73,9 @@
 #define REALVIEW_PB1176_GIC_DIST_BASE		0x10041000 /* GIC distributor, on FPGA */
 #define REALVIEW_PB1176_L220_BASE		0x10110000 /* L220 registers */
 
+/*
+ * Control register SYS_RESETCTL is set to 1 to force a soft reset
+ */
+#define REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL    0x0100
+
 #endif	/* __ASM_ARCH_BOARD_PB1176_H */
diff --git a/arch/arm/mach-realview/include/mach/board-pb11mp.h b/arch/arm/mach-realview/include/mach/board-pb11mp.h
index f0d68e0fea01..7abf918b77e9 100644
--- a/arch/arm/mach-realview/include/mach/board-pb11mp.h
+++ b/arch/arm/mach-realview/include/mach/board-pb11mp.h
@@ -81,4 +81,16 @@
 #define REALVIEW_TC11MP_GIC_DIST_BASE		0x1F001000	/* Test chip interrupt controller distributor */
 #define REALVIEW_TC11MP_L220_BASE		0x1F002000	/* L220 registers */
 
+ /*
+ * Values for REALVIEW_SYS_RESET_CTRL
+ */
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR    0x01
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGINIT   0x02
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_DLLRESET     0x03
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_PLLRESET     0x04
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_POR          0x05
+#define REALVIEW_PB11MP_SYS_CTRL_RESET_DoC          0x06
+
+#define REALVIEW_PB11MP_SYS_CTRL_LED         (1 << 0)
+
 #endif	/* __ASM_ARCH_BOARD_PB11MP_H */
diff --git a/arch/arm/mach-realview/include/mach/memory.h b/arch/arm/mach-realview/include/mach/memory.h
index 293c30025e7e..2417bbcf97fd 100644
--- a/arch/arm/mach-realview/include/mach/memory.h
+++ b/arch/arm/mach-realview/include/mach/memory.h
@@ -29,4 +29,53 @@
 #define PHYS_OFFSET		UL(0x00000000)
 #endif
 
+#if !defined(__ASSEMBLY__) && defined(CONFIG_ZONE_DMA)
+extern void realview_adjust_zones(int node, unsigned long *size,
+				  unsigned long *hole);
+#define arch_adjust_zones(node, size, hole) \
+	realview_adjust_zones(node, size, hole)
+
+#define ISA_DMA_THRESHOLD	(PHYS_OFFSET + SZ_256M - 1)
+#define MAX_DMA_ADDRESS		(PAGE_OFFSET + SZ_256M)
+#endif
+
+#ifdef CONFIG_SPARSEMEM
+
+/*
+ * Sparsemem definitions for RealView PBX.
+ *
+ * The RealView PBX board has another block of 512MB of RAM at 0x20000000,
+ * however only the block at 0x70000000 (or the 256MB mirror at 0x00000000)
+ * may be used for DMA.
+ *
+ * The macros below define a section size of 256MB and a non-linear virtual to
+ * physical mapping:
+ *
+ * 256MB @ 0x00000000 -> PAGE_OFFSET
+ * 512MB @ 0x20000000 -> PAGE_OFFSET + 0x10000000
+ * 256MB @ 0x80000000 -> PAGE_OFFSET + 0x30000000
+ */
+#ifdef CONFIG_REALVIEW_HIGH_PHYS_OFFSET
+#error "SPARSEMEM not available with REALVIEW_HIGH_PHYS_OFFSET"
+#endif
+
+#define MAX_PHYSMEM_BITS	32
+#define SECTION_SIZE_BITS	28
+
+/* bank page offsets */
+#define PAGE_OFFSET1	(PAGE_OFFSET + 0x10000000)
+#define PAGE_OFFSET2	(PAGE_OFFSET + 0x30000000)
+
+#define __phys_to_virt(phys)						\
+	((phys) >= 0x80000000 ?	(phys) - 0x80000000 + PAGE_OFFSET2 :	\
+	 (phys) >= 0x20000000 ?	(phys) - 0x20000000 + PAGE_OFFSET1 :	\
+	 (phys) + PAGE_OFFSET)
+
+#define __virt_to_phys(virt)						\
+	 ((virt) >= PAGE_OFFSET2 ? (virt) - PAGE_OFFSET2 + 0x80000000 :	\
+	  (virt) >= PAGE_OFFSET1 ? (virt) - PAGE_OFFSET1 + 0x20000000 :	\
+	  (virt) - PAGE_OFFSET)
+
+#endif	/* CONFIG_SPARSEMEM */
+
 #endif
diff --git a/arch/arm/mach-realview/include/mach/platform.h b/arch/arm/mach-realview/include/mach/platform.h
index c8f50835fed2..4f46bf71e752 100644
--- a/arch/arm/mach-realview/include/mach/platform.h
+++ b/arch/arm/mach-realview/include/mach/platform.h
@@ -119,19 +119,6 @@
 #define REALVIEW_SYS_TEST_OSC3               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC3_OFFSET)
 #define REALVIEW_SYS_TEST_OSC4               (REALVIEW_SYS_BASE + REALVIEW_SYS_TEST_OSC4_OFFSET)
 
-/* 
- * Values for REALVIEW_SYS_RESET_CTRL
- */
-#define REALVIEW_SYS_CTRL_RESET_CONFIGCLR    0x01
-#define REALVIEW_SYS_CTRL_RESET_CONFIGINIT   0x02
-#define REALVIEW_SYS_CTRL_RESET_DLLRESET     0x03
-#define REALVIEW_SYS_CTRL_RESET_PLLRESET     0x04
-#define REALVIEW_SYS_CTRL_RESET_POR          0x05
-#define REALVIEW_SYS_CTRL_RESET_DoC          0x06
-
-#define REALVIEW_SYS_CTRL_LED         (1 << 0)
-
-
 /* ------------------------------------------------------------------------
  *  RealView control registers
  * ------------------------------------------------------------------------
@@ -153,7 +140,7 @@
  *     SYS_CLD, SYS_BOOTCS
  */
 #define REALVIEW_SYS_LOCK_LOCKED    (1 << 16)
-#define REALVIEW_SYS_LOCKVAL_MASK	0xFFFF		/* write 0xA05F to enable write access */
+#define REALVIEW_SYS_LOCKVAL_MASK	0xA05F	       /* Enable write access */
 
 /*
  * REALVIEW_SYS_FLASH
diff --git a/arch/arm/mach-realview/include/mach/system.h b/arch/arm/mach-realview/include/mach/system.h
index 1a15a441e027..a30f2e3ec178 100644
--- a/arch/arm/mach-realview/include/mach/system.h
+++ b/arch/arm/mach-realview/include/mach/system.h
@@ -25,6 +25,8 @@
 #include <mach/hardware.h>
 #include <mach/platform.h>
 
+void (*realview_reset)(char mode);
+
 static inline void arch_idle(void)
 {
 	/*
@@ -36,16 +38,12 @@ static inline void arch_idle(void)
 
 static inline void arch_reset(char mode, const char *cmd)
 {
-	void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) + REALVIEW_SYS_RESETCTL_OFFSET;
-	unsigned int val;
-
 	/*
 	 * To reset, we hit the on-board reset register
 	 * in the system FPGA
 	 */
-	val = __raw_readl(hdr_ctrl);
-	val |= REALVIEW_SYS_CTRL_RESET_CONFIGCLR;
-	__raw_writel(val, hdr_ctrl);
+	if (realview_reset)
+		realview_reset(mode);
 }
 
 #endif
diff --git a/arch/arm/mach-realview/platsmp.c b/arch/arm/mach-realview/platsmp.c
index a88458b4799d..009265818d55 100644
--- a/arch/arm/mach-realview/platsmp.c
+++ b/arch/arm/mach-realview/platsmp.c
@@ -146,11 +146,8 @@ static void __init poke_milo(void)
 	 * register. The BootMonitor waits for this register to become
 	 * non-zero.
 	 */
-#define REALVIEW_SYS_FLAGSS_OFFSET 0x30
-#define REALVIEW_SYS_FLAGSC_OFFSET 0x34
 	__raw_writel(BSYM(virt_to_phys(realview_secondary_startup)),
-		     __io_address(REALVIEW_SYS_BASE) +
-		     REALVIEW_SYS_FLAGSS_OFFSET);
+		     __io_address(REALVIEW_SYS_FLAGSSET));
 
 	mb();
 }
diff --git a/arch/arm/mach-realview/realview_eb.c b/arch/arm/mach-realview/realview_eb.c
index abd13b448671..917f8ca3abff 100644
--- a/arch/arm/mach-realview/realview_eb.c
+++ b/arch/arm/mach-realview/realview_eb.c
@@ -24,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -37,7 +38,6 @@
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/time.h>
 
 #include <mach/board-eb.h>
@@ -193,27 +193,27 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define EB_SSP_DMA	{ 9, 8 }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,  "fpga:04", AACI,     NULL);
-AMBA_DEVICE(mmc0,  "fpga:05", MMCI0,    &realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,  "fpga:06", KMI0,     NULL);
-AMBA_DEVICE(kmi1,  "fpga:07", KMI1,     NULL);
-AMBA_DEVICE(uart3, "fpga:09", EB_UART3, NULL);
+AMBA_DEVICE(aaci,  "fpga:aaci",  AACI,     NULL);
+AMBA_DEVICE(mmc0,  "fpga:mmc0",  MMCI0,    &realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0,  "fpga:kmi0",  KMI0,     NULL);
+AMBA_DEVICE(kmi1,  "fpga:kmi1",  KMI1,     NULL);
+AMBA_DEVICE(uart3, "fpga:uart3", EB_UART3, NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,   "dev:00",  EB_SMC,   NULL);
-AMBA_DEVICE(clcd,  "dev:20",  EB_CLCD,  &clcd_plat_data);
-AMBA_DEVICE(dmac,  "dev:30",  DMAC,     NULL);
-AMBA_DEVICE(sctl,  "dev:e0",  SCTL,     NULL);
-AMBA_DEVICE(wdog,  "dev:e1",  EB_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0, "dev:e4",  EB_GPIO0, &gpio0_plat_data);
-AMBA_DEVICE(gpio1, "dev:e5",  GPIO1,    &gpio1_plat_data);
-AMBA_DEVICE(gpio2, "dev:e6",  GPIO2,    &gpio2_plat_data);
-AMBA_DEVICE(rtc,   "dev:e8",  EB_RTC,   NULL);
-AMBA_DEVICE(sci0,  "dev:f0",  SCI,      NULL);
-AMBA_DEVICE(uart0, "dev:f1",  EB_UART0, NULL);
-AMBA_DEVICE(uart1, "dev:f2",  EB_UART1, NULL);
-AMBA_DEVICE(uart2, "dev:f3",  EB_UART2, NULL);
-AMBA_DEVICE(ssp0,  "dev:f4",  EB_SSP,   NULL);
+AMBA_DEVICE(smc,   "dev:smc",   EB_SMC,   NULL);
+AMBA_DEVICE(clcd,  "dev:clcd",  EB_CLCD,  &clcd_plat_data);
+AMBA_DEVICE(dmac,  "dev:dmac",  DMAC,     NULL);
+AMBA_DEVICE(sctl,  "dev:sctl",  SCTL,     NULL);
+AMBA_DEVICE(wdog,  "dev:wdog",  EB_WATCHDOG, NULL);
+AMBA_DEVICE(gpio0, "dev:gpio0", EB_GPIO0, &gpio0_plat_data);
+AMBA_DEVICE(gpio1, "dev:gpio1", GPIO1,    &gpio1_plat_data);
+AMBA_DEVICE(gpio2, "dev:gpio2", GPIO2,    &gpio2_plat_data);
+AMBA_DEVICE(rtc,   "dev:rtc",   EB_RTC,   NULL);
+AMBA_DEVICE(sci0,  "dev:sci0",  SCI,      NULL);
+AMBA_DEVICE(uart0, "dev:uart0", EB_UART0, NULL);
+AMBA_DEVICE(uart1, "dev:uart1", EB_UART1, NULL);
+AMBA_DEVICE(uart2, "dev:uart2", EB_UART2, NULL);
+AMBA_DEVICE(ssp0,  "dev:ssp0",  EB_SSP,   NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
@@ -415,6 +415,7 @@ MACHINE_START(REALVIEW_EB, "ARM-RealView EB")
 	.phys_io	= REALVIEW_EB_UART0_BASE,
 	.io_pg_offst	= (IO_ADDRESS(REALVIEW_EB_UART0_BASE) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
+	.fixup		= realview_fixup,
 	.map_io		= realview_eb_map_io,
 	.init_irq	= gic_init_irq,
 	.timer		= &realview_eb_timer,
diff --git a/arch/arm/mach-realview/realview_pb1176.c b/arch/arm/mach-realview/realview_pb1176.c
index 17fbb0e889b6..7fb726d5f8b9 100644
--- a/arch/arm/mach-realview/realview_pb1176.c
+++ b/arch/arm/mach-realview/realview_pb1176.c
@@ -24,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -37,7 +38,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/time.h>
 
 #include <mach/board-pb1176.h>
@@ -170,29 +170,29 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define PB1176_SSP_DMA		{ 9, 8 }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:04",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:05",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:06",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:07",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:09",	PB1176_UART3,	NULL);
+AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+AMBA_DEVICE(uart3,	"fpga:uart3",	PB1176_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:00",	PB1176_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:e0",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:e1",	PB1176_WATCHDOG,	NULL);
-AMBA_DEVICE(gpio0,	"dev:e4",	PB1176_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:e5",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:e6",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:e8",	PB1176_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:f0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:f1",	PB1176_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:f2",	PB1176_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:f3",	PB1176_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:f4",	PB1176_SSP,	NULL);
+AMBA_DEVICE(smc,	"dev:smc",	PB1176_SMC,	NULL);
+AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+AMBA_DEVICE(wdog,	"dev:wdog",	PB1176_WATCHDOG,	NULL);
+AMBA_DEVICE(gpio0,	"dev:gpio0",	PB1176_GPIO0,	&gpio0_plat_data);
+AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+AMBA_DEVICE(rtc,	"dev:rtc",	PB1176_RTC,	NULL);
+AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+AMBA_DEVICE(uart0,	"dev:uart0",	PB1176_UART0,	NULL);
+AMBA_DEVICE(uart1,	"dev:uart1",	PB1176_UART1,	NULL);
+AMBA_DEVICE(uart2,	"dev:uart2",	PB1176_UART2,	NULL);
+AMBA_DEVICE(ssp0,	"dev:ssp0",	PB1176_SSP,	NULL);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:20",	PB1176_CLCD,	&clcd_plat_data);
-//AMBA_DEVICE(dmac,	"issp:30",	PB1176_DMAC,	NULL);
+AMBA_DEVICE(clcd,	"issp:clcd",	PB1176_CLCD,	&clcd_plat_data);
+//AMBA_DEVICE(dmac,	"issp:dmac",	PB1176_DMAC,	NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 //	&dmac_device,
@@ -290,6 +290,28 @@ static struct sys_timer realview_pb1176_timer = {
 	.init		= realview_pb1176_timer_init,
 };
 
+static void realview_pb1176_reset(char mode)
+{
+	void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
+		REALVIEW_SYS_RESETCTL_OFFSET;
+	void __iomem *rst_hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
+		REALVIEW_SYS_LOCK_OFFSET;
+	__raw_writel(REALVIEW_SYS_LOCKVAL_MASK, rst_hdr_ctrl);
+	__raw_writel(REALVIEW_PB1176_SYS_LOCKVAL_RSTCTL, hdr_ctrl);
+}
+
+static void realview_pb1176_fixup(struct machine_desc *mdesc,
+				  struct tag *tags, char **from,
+				  struct meminfo *meminfo)
+{
+	/*
+	 * RealView PB1176 only has 128MB of RAM mapped at 0.
+	 */
+	meminfo->bank[0].start = 0;
+	meminfo->bank[0].size = SZ_128M;
+	meminfo->nr_banks = 1;
+}
+
 static void __init realview_pb1176_init(void)
 {
 	int i;
@@ -313,6 +335,7 @@ static void __init realview_pb1176_init(void)
 #ifdef CONFIG_LEDS
 	leds_event = realview_leds_event;
 #endif
+	realview_reset = realview_pb1176_reset;
 }
 
 MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176")
@@ -320,6 +343,7 @@ MACHINE_START(REALVIEW_PB1176, "ARM-RealView PB1176")
 	.phys_io	= REALVIEW_PB1176_UART0_BASE,
 	.io_pg_offst	= (IO_ADDRESS(REALVIEW_PB1176_UART0_BASE) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
+	.fixup		= realview_pb1176_fixup,
 	.map_io		= realview_pb1176_map_io,
 	.init_irq	= gic_init_irq,
 	.timer		= &realview_pb1176_timer,
diff --git a/arch/arm/mach-realview/realview_pb11mp.c b/arch/arm/mach-realview/realview_pb11mp.c
index fdd042b85f40..9bbbfc05f225 100644
--- a/arch/arm/mach-realview/realview_pb11mp.c
+++ b/arch/arm/mach-realview/realview_pb11mp.c
@@ -24,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -38,7 +39,6 @@
 #include <asm/mach/arch.h>
 #include <asm/mach/flash.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/time.h>
 
 #include <mach/board-pb11mp.h>
@@ -172,29 +172,29 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define PB11MP_SSP_DMA		{ 9, 8 }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:04",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:05",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:06",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:07",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:09",	PB11MP_UART3,	NULL);
+AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+AMBA_DEVICE(uart3,	"fpga:uart3",	PB11MP_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:00",	PB11MP_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:e0",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:e1",	PB11MP_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0,	"dev:e4",	PB11MP_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:e5",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:e6",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:e8",	PB11MP_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:f0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:f1",	PB11MP_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:f2",	PB11MP_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:f3",	PB11MP_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:f4",	PB11MP_SSP,	NULL);
+AMBA_DEVICE(smc,	"dev:smc",	PB11MP_SMC,	NULL);
+AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+AMBA_DEVICE(wdog,	"dev:wdog",	PB11MP_WATCHDOG, NULL);
+AMBA_DEVICE(gpio0,	"dev:gpio0",	PB11MP_GPIO0,	&gpio0_plat_data);
+AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+AMBA_DEVICE(rtc,	"dev:rtc",	PB11MP_RTC,	NULL);
+AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+AMBA_DEVICE(uart0,	"dev:uart0",	PB11MP_UART0,	NULL);
+AMBA_DEVICE(uart1,	"dev:uart1",	PB11MP_UART1,	NULL);
+AMBA_DEVICE(uart2,	"dev:uart2",	PB11MP_UART2,	NULL);
+AMBA_DEVICE(ssp0,	"dev:ssp0",	PB11MP_SSP,	NULL);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:20",	PB11MP_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:30",	DMAC,		NULL);
+AMBA_DEVICE(clcd,	"issp:clcd",	PB11MP_CLCD,	&clcd_plat_data);
+AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
@@ -299,6 +299,21 @@ static struct sys_timer realview_pb11mp_timer = {
 	.init		= realview_pb11mp_timer_init,
 };
 
+static void realview_pb11mp_reset(char mode)
+{
+	void __iomem *hdr_ctrl = __io_address(REALVIEW_SYS_BASE) +
+		REALVIEW_SYS_RESETCTL_OFFSET;
+	unsigned int val;
+
+	/*
+	 * To reset, we hit the on-board reset register
+	 * in the system FPGA
+	 */
+	val = __raw_readl(hdr_ctrl);
+	val |= REALVIEW_PB11MP_SYS_CTRL_RESET_CONFIGCLR;
+	__raw_writel(val, hdr_ctrl);
+}
+
 static void __init realview_pb11mp_init(void)
 {
 	int i;
@@ -324,6 +339,7 @@ static void __init realview_pb11mp_init(void)
 #ifdef CONFIG_LEDS
 	leds_event = realview_leds_event;
 #endif
+	realview_reset = realview_pb11mp_reset;
 }
 
 MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore")
@@ -331,6 +347,7 @@ MACHINE_START(REALVIEW_PB11MP, "ARM-RealView PB11MPCore")
 	.phys_io	= REALVIEW_PB11MP_UART0_BASE,
 	.io_pg_offst	= (IO_ADDRESS(REALVIEW_PB11MP_UART0_BASE) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
+	.fixup		= realview_fixup,
 	.map_io		= realview_pb11mp_map_io,
 	.init_irq	= gic_init_irq,
 	.timer		= &realview_pb11mp_timer,
diff --git a/arch/arm/mach-realview/realview_pba8.c b/arch/arm/mach-realview/realview_pba8.c
index 70bba9900d97..fe861e96c566 100644
--- a/arch/arm/mach-realview/realview_pba8.c
+++ b/arch/arm/mach-realview/realview_pba8.c
@@ -24,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <asm/irq.h>
@@ -34,7 +35,6 @@
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/time.h>
 
 #include <mach/hardware.h>
@@ -162,29 +162,29 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define PBA8_SSP_DMA		{ 9, 8 }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:04",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:05",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:06",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:07",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:09",	PBA8_UART3,	NULL);
+AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+AMBA_DEVICE(uart3,	"fpga:uart3",	PBA8_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:00",	PBA8_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:e0",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:e1",	PBA8_WATCHDOG, NULL);
-AMBA_DEVICE(gpio0,	"dev:e4",	PBA8_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:e5",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:e6",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:e8",	PBA8_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:f0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:f1",	PBA8_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:f2",	PBA8_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:f3",	PBA8_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:f4",	PBA8_SSP,	NULL);
+AMBA_DEVICE(smc,	"dev:smc",	PBA8_SMC,	NULL);
+AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+AMBA_DEVICE(wdog,	"dev:wdog",	PBA8_WATCHDOG, NULL);
+AMBA_DEVICE(gpio0,	"dev:gpio0",	PBA8_GPIO0,	&gpio0_plat_data);
+AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+AMBA_DEVICE(rtc,	"dev:rtc",	PBA8_RTC,	NULL);
+AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+AMBA_DEVICE(uart0,	"dev:uart0",	PBA8_UART0,	NULL);
+AMBA_DEVICE(uart1,	"dev:uart1",	PBA8_UART1,	NULL);
+AMBA_DEVICE(uart2,	"dev:uart2",	PBA8_UART2,	NULL);
+AMBA_DEVICE(ssp0,	"dev:ssp0",	PBA8_SSP,	NULL);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:20",	PBA8_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:30",	DMAC,		NULL);
+AMBA_DEVICE(clcd,	"issp:clcd",	PBA8_CLCD,	&clcd_plat_data);
+AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
@@ -298,6 +298,7 @@ MACHINE_START(REALVIEW_PBA8, "ARM-RealView PB-A8")
 	.phys_io	= REALVIEW_PBA8_UART0_BASE,
 	.io_pg_offst	= (IO_ADDRESS(REALVIEW_PBA8_UART0_BASE) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
+	.fixup		= realview_fixup,
 	.map_io		= realview_pba8_map_io,
 	.init_irq	= gic_init_irq,
 	.timer		= &realview_pba8_timer,
diff --git a/arch/arm/mach-realview/realview_pbx.c b/arch/arm/mach-realview/realview_pbx.c
index ce6c5d25fbef..ec39488e2b42 100644
--- a/arch/arm/mach-realview/realview_pbx.c
+++ b/arch/arm/mach-realview/realview_pbx.c
@@ -23,6 +23,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <asm/irq.h>
@@ -34,7 +35,6 @@
 
 #include <asm/mach/arch.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 #include <asm/mach/time.h>
 
 #include <mach/hardware.h>
@@ -182,29 +182,29 @@ static struct pl061_platform_data gpio2_plat_data = {
 #define PBX_SSP_DMA		{ 9, 8 }
 
 /* FPGA Primecells */
-AMBA_DEVICE(aaci,	"fpga:04",	AACI,		NULL);
-AMBA_DEVICE(mmc0,	"fpga:05",	MMCI0,		&realview_mmc0_plat_data);
-AMBA_DEVICE(kmi0,	"fpga:06",	KMI0,		NULL);
-AMBA_DEVICE(kmi1,	"fpga:07",	KMI1,		NULL);
-AMBA_DEVICE(uart3,	"fpga:09",	PBX_UART3,	NULL);
+AMBA_DEVICE(aaci,	"fpga:aaci",	AACI,		NULL);
+AMBA_DEVICE(mmc0,	"fpga:mmc0",	MMCI0,		&realview_mmc0_plat_data);
+AMBA_DEVICE(kmi0,	"fpga:kmi0",	KMI0,		NULL);
+AMBA_DEVICE(kmi1,	"fpga:kmi1",	KMI1,		NULL);
+AMBA_DEVICE(uart3,	"fpga:uart3",	PBX_UART3,	NULL);
 
 /* DevChip Primecells */
-AMBA_DEVICE(smc,	"dev:00",	PBX_SMC,	NULL);
-AMBA_DEVICE(sctl,	"dev:e0",	SCTL,		NULL);
-AMBA_DEVICE(wdog,	"dev:e1",	PBX_WATCHDOG, 	NULL);
-AMBA_DEVICE(gpio0,	"dev:e4",	PBX_GPIO0,	&gpio0_plat_data);
-AMBA_DEVICE(gpio1,	"dev:e5",	GPIO1,		&gpio1_plat_data);
-AMBA_DEVICE(gpio2,	"dev:e6",	GPIO2,		&gpio2_plat_data);
-AMBA_DEVICE(rtc,	"dev:e8",	PBX_RTC,	NULL);
-AMBA_DEVICE(sci0,	"dev:f0",	SCI,		NULL);
-AMBA_DEVICE(uart0,	"dev:f1",	PBX_UART0,	NULL);
-AMBA_DEVICE(uart1,	"dev:f2",	PBX_UART1,	NULL);
-AMBA_DEVICE(uart2,	"dev:f3",	PBX_UART2,	NULL);
-AMBA_DEVICE(ssp0,	"dev:f4",	PBX_SSP,	NULL);
+AMBA_DEVICE(smc,	"dev:smc",	PBX_SMC,	NULL);
+AMBA_DEVICE(sctl,	"dev:sctl",	SCTL,		NULL);
+AMBA_DEVICE(wdog,	"dev:wdog",	PBX_WATCHDOG, 	NULL);
+AMBA_DEVICE(gpio0,	"dev:gpio0",	PBX_GPIO0,	&gpio0_plat_data);
+AMBA_DEVICE(gpio1,	"dev:gpio1",	GPIO1,		&gpio1_plat_data);
+AMBA_DEVICE(gpio2,	"dev:gpio2",	GPIO2,		&gpio2_plat_data);
+AMBA_DEVICE(rtc,	"dev:rtc",	PBX_RTC,	NULL);
+AMBA_DEVICE(sci0,	"dev:sci0",	SCI,		NULL);
+AMBA_DEVICE(uart0,	"dev:uart0",	PBX_UART0,	NULL);
+AMBA_DEVICE(uart1,	"dev:uart1",	PBX_UART1,	NULL);
+AMBA_DEVICE(uart2,	"dev:uart2",	PBX_UART2,	NULL);
+AMBA_DEVICE(ssp0,	"dev:ssp0",	PBX_SSP,	NULL);
 
 /* Primecells on the NEC ISSP chip */
-AMBA_DEVICE(clcd,	"issp:20",	PBX_CLCD,	&clcd_plat_data);
-AMBA_DEVICE(dmac,	"issp:30",	DMAC,		NULL);
+AMBA_DEVICE(clcd,	"issp:clcd",	PBX_CLCD,	&clcd_plat_data);
+AMBA_DEVICE(dmac,	"issp:dmac",	DMAC,		NULL);
 
 static struct amba_device *amba_devs[] __initdata = {
 	&dmac_device,
@@ -304,6 +304,26 @@ static struct sys_timer realview_pbx_timer = {
 	.init		= realview_pbx_timer_init,
 };
 
+static void realview_pbx_fixup(struct machine_desc *mdesc, struct tag *tags,
+			       char **from, struct meminfo *meminfo)
+{
+#ifdef CONFIG_SPARSEMEM
+	/*
+	 * Memory configuration with SPARSEMEM enabled on RealView PBX (see
+	 * asm/mach/memory.h for more information).
+	 */
+	meminfo->bank[0].start = 0;
+	meminfo->bank[0].size = SZ_256M;
+	meminfo->bank[1].start = 0x20000000;
+	meminfo->bank[1].size = SZ_512M;
+	meminfo->bank[2].start = 0x80000000;
+	meminfo->bank[2].size = SZ_256M;
+	meminfo->nr_banks = 3;
+#else
+	realview_fixup(mdesc, tags, from, meminfo);
+#endif
+}
+
 static void __init realview_pbx_init(void)
 {
 	int i;
@@ -345,6 +365,7 @@ MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
 	.phys_io	= REALVIEW_PBX_UART0_BASE,
 	.io_pg_offst	= (IO_ADDRESS(REALVIEW_PBX_UART0_BASE) >> 18) & 0xfffc,
 	.boot_params	= PHYS_OFFSET + 0x00000100,
+	.fixup		= realview_pbx_fixup,
 	.map_io		= realview_pbx_map_io,
 	.init_irq	= gic_init_irq,
 	.timer		= &realview_pbx_timer,
diff --git a/arch/arm/mach-s3c2410/Kconfig b/arch/arm/mach-s3c2410/Kconfig
index d8c023d4df30..3d4e9da3fa52 100644
--- a/arch/arm/mach-s3c2410/Kconfig
+++ b/arch/arm/mach-s3c2410/Kconfig
@@ -77,6 +77,7 @@ config ARCH_H1940
 	select CPU_S3C2410
 	select PM_H1940 if PM
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the HP IPAQ H1940
 
@@ -89,6 +90,7 @@ config MACH_N30
 	bool "Acer N30 family"
 	select CPU_S3C2410
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you want suppt for the Acer N30, Acer N35,
 	  Navman PiN570, Yakumo AlphaX or Airis NC05 PDAs.
@@ -103,6 +105,7 @@ config ARCH_BAST
 	select S3C24XX_DCLK
 	select ISA
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the Simtec Electronics EB2410ITX
 	  development board (also known as BAST)
@@ -111,6 +114,7 @@ config MACH_OTOM
  	bool "NexVision OTOM Board"
  	select CPU_S3C2410
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
  	  Say Y here if you are using the Nex Vision OTOM board
 
@@ -154,6 +158,7 @@ config MACH_QT2410
 	bool "QT2410"
 	select CPU_S3C2410
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	   Say Y here if you are using the Armzone QT2410
 
diff --git a/arch/arm/mach-s3c2410/gpio.c b/arch/arm/mach-s3c2410/gpio.c
index 7974afca297c..9664e011dae2 100644
--- a/arch/arm/mach-s3c2410/gpio.c
+++ b/arch/arm/mach-s3c2410/gpio.c
@@ -28,6 +28,7 @@
 #include <linux/io.h>
 
 #include <mach/hardware.h>
+#include <mach/gpio-fns.h>
 #include <asm/irq.h>
 
 #include <mach/regs-gpio.h>
diff --git a/arch/arm/mach-s3c2410/include/mach/dma.h b/arch/arm/mach-s3c2410/include/mach/dma.h
index c3a2629e0ded..92e2687009ea 100644
--- a/arch/arm/mach-s3c2410/include/mach/dma.h
+++ b/arch/arm/mach-s3c2410/include/mach/dma.h
@@ -110,6 +110,8 @@ enum s3c2410_dma_loadst {
 					    * waiting for reloads */
 #define S3C2410_DMAF_AUTOSTART    (1<<1)   /* auto-start if buffer queued */
 
+#define S3C2410_DMAF_CIRCULAR	(1 << 2)	/* no circular dma support */
+
 /* dma buffer */
 
 struct s3c2410_dma_buf;
@@ -194,4 +196,9 @@ struct s3c2410_dma_chan {
 
 typedef unsigned long dma_device_t;
 
+static inline bool s3c_dma_has_circular(void)
+{
+	return false;
+}
+
 #endif /* __ASM_ARCH_DMA_H */
diff --git a/arch/arm/mach-s3c2412/Kconfig b/arch/arm/mach-s3c2412/Kconfig
index 35c1bde89cf2..c2bdc4635d12 100644
--- a/arch/arm/mach-s3c2412/Kconfig
+++ b/arch/arm/mach-s3c2412/Kconfig
@@ -48,6 +48,7 @@ config MACH_JIVE
 	bool "Logitech Jive"
 	select CPU_S3C2412
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the Logitech Jive.
 
@@ -61,6 +62,7 @@ config MACH_SMDK2413
 	select MACH_S3C2413
 	select MACH_SMDK
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using an SMDK2413
 
@@ -84,6 +86,7 @@ config MACH_VSTMS
 	bool "VMSTMS"
 	select CPU_S3C2412
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using an VSTMS board
 
diff --git a/arch/arm/mach-s3c2440/Kconfig b/arch/arm/mach-s3c2440/Kconfig
index 8ae1b288f7fa..a8b69d77571b 100644
--- a/arch/arm/mach-s3c2440/Kconfig
+++ b/arch/arm/mach-s3c2440/Kconfig
@@ -48,6 +48,7 @@ config MACH_OSIRIS
 	select S3C2440_XTAL_12000000
 	select S3C2410_IOTIMING if S3C2440_CPUFREQ
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the Simtec IM2440D20 module, also
 	  known as the Osiris.
@@ -57,6 +58,7 @@ config MACH_RX3715
 	select CPU_S3C2440
 	select S3C2440_XTAL_16934400
 	select PM_H1940 if PM
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the HP iPAQ rx3715.
 
@@ -66,6 +68,7 @@ config ARCH_S3C2440
 	select S3C2440_XTAL_16934400
 	select MACH_SMDK
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the SMDK2440.
 
@@ -74,6 +77,7 @@ config MACH_NEXCODER_2440
  	select CPU_S3C2440
 	select S3C2440_XTAL_12000000
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
  	  Say Y here if you are using the Nex Vision NEXCODER 2440 Light Board
 
@@ -88,6 +92,7 @@ config MACH_AT2440EVB
 	bool "Avantech AT2440EVB development board"
 	select CPU_S3C2440
 	select S3C_DEV_USB_HOST
+	select S3C_DEV_NAND
 	help
 	  Say Y here if you are using the AT2440EVB development board
 
@@ -97,6 +102,8 @@ config MACH_MINI2440
 	select EEPROM_AT24
 	select LEDS_TRIGGER_BACKLIGHT
 	select SND_S3C24XX_SOC_S3C24XX_UDA134X
+	select S3C_DEV_NAND
+	select S3C_DEV_USB_HOST
 	help
 	  Say Y here to select support for the MINI2440. Is a 10cm x 10cm board
 	  available via various sources. It can come with a 3.5" or 7" touch LCD.
diff --git a/arch/arm/mach-s3c2440/mach-mini2440.c b/arch/arm/mach-s3c2440/mach-mini2440.c
index ec71a6965786..1c3382fefdd2 100644
--- a/arch/arm/mach-s3c2440/mach-mini2440.c
+++ b/arch/arm/mach-s3c2440/mach-mini2440.c
@@ -144,7 +144,7 @@ static struct s3c2410_udc_mach_info mini2440_udc_cfg __initdata = {
 	.type		= (S3C2410_LCDCON1_TFT16BPP |\
 			   S3C2410_LCDCON1_TFT)
 
-struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
+static struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
 	[0] = {	/* mini2440 + 3.5" TFT + touchscreen */
 		_LCD_DECLARE(
 			7,			/* The 3.5 is quite fast */
@@ -191,7 +191,7 @@ struct s3c2410fb_display mini2440_lcd_cfg[] __initdata = {
 #define S3C2410_GPCCON_MASK(x)	(3 << ((x) * 2))
 #define S3C2410_GPDCON_MASK(x)	(3 << ((x) * 2))
 
-struct s3c2410fb_mach_info mini2440_fb_info __initdata = {
+static struct s3c2410fb_mach_info mini2440_fb_info __initdata = {
 	.displays	 = &mini2440_lcd_cfg[0], /* not constant! see init */
 	.num_displays	 = 1,
 	.default_display = 0,
diff --git a/arch/arm/mach-s3c6400/Kconfig b/arch/arm/mach-s3c6400/Kconfig
index f5af212066c3..770b72067e3d 100644
--- a/arch/arm/mach-s3c6400/Kconfig
+++ b/arch/arm/mach-s3c6400/Kconfig
@@ -26,6 +26,7 @@ config MACH_SMDK6400
        bool "SMDK6400"
 	select CPU_S3C6400
 	select S3C_DEV_HSMMC
+	select S3C_DEV_NAND
 	select S3C6400_SETUP_SDHCI
 	help
 	  Machine support for the Samsung SMDK6400
diff --git a/arch/arm/mach-s3c6400/include/mach/dma.h b/arch/arm/mach-s3c6400/include/mach/dma.h
index 1067619f0ba0..6723860748be 100644
--- a/arch/arm/mach-s3c6400/include/mach/dma.h
+++ b/arch/arm/mach-s3c6400/include/mach/dma.h
@@ -58,12 +58,9 @@ enum dma_ch {
 	DMACH_MAX		/* the end */
 };
 
-static __inline__ int s3c_dma_has_circular(void)
+static __inline__ bool s3c_dma_has_circular(void)
 {
-	/* we will be supporting ciruclar buffers as soon as we have DMA
-	 * engine support.
-	 */
-	return 1;
+	return true;
 }
 
 #define S3C2410_DMAF_CIRCULAR		(1 << 0)
diff --git a/arch/arm/mach-s3c6410/Kconfig b/arch/arm/mach-s3c6410/Kconfig
index f9d0f09f9761..72d4b11b2077 100644
--- a/arch/arm/mach-s3c6410/Kconfig
+++ b/arch/arm/mach-s3c6410/Kconfig
@@ -77,6 +77,7 @@ config SMDK6410_WM1190_EV1
 	depends on MACH_SMDK6410
 	select REGULATOR
 	select REGULATOR_WM8350
+	select S3C24XX_GPIO_EXTRA64
 	select MFD_WM8350_I2C
 	select MFD_WM8350_CONFIG_MODE_0
 	select MFD_WM8350_CONFIG_MODE_3
@@ -102,6 +103,7 @@ config MACH_HMT
 	bool "Airgoo HMT"
 	select CPU_S3C6410
 	select S3C_DEV_FB
+	select S3C_DEV_NAND
 	select S3C_DEV_USB_HOST
 	select S3C64XX_SETUP_FB_24BPP
 	select HAVE_PWM
diff --git a/arch/arm/mach-s3c6410/mach-smdk6410.c b/arch/arm/mach-s3c6410/mach-smdk6410.c
index ea51dbe76e3e..9f1a21462620 100644
--- a/arch/arm/mach-s3c6410/mach-smdk6410.c
+++ b/arch/arm/mach-s3c6410/mach-smdk6410.c
@@ -320,6 +320,9 @@ static int __init smdk6410_wm8350_init(struct wm8350 *wm8350)
 {
 	int i;
 
+	/* Configure the IRQ line */
+	s3c_gpio_setpull(S3C64XX_GPN(12), S3C_GPIO_PULL_UP);
+
 	/* Instantiate the regulators */
 	for (i = 0; i < ARRAY_SIZE(wm1190_regulators); i++)
 		wm8350_register_regulator(wm8350,
diff --git a/arch/arm/mach-sa1100/Kconfig b/arch/arm/mach-sa1100/Kconfig
index 81ffff7ed498..4e5c07f4e456 100644
--- a/arch/arm/mach-sa1100/Kconfig
+++ b/arch/arm/mach-sa1100/Kconfig
@@ -71,11 +71,6 @@ config SA1100_H3600
 	  <http://www.handhelds.org/Compaq/index.html#iPAQ_H3600>
 	  <http://www.compaq.com/products/handhelds/pocketpc/>
 
-config SA1100_H3XXX
-	bool
-	depends on SA1100_H3100 || SA1100_H3600
-	default y
-
 config SA1100_BADGE4
 	bool "HP Labs BadgePAD 4"
 	select SA1111
diff --git a/arch/arm/mach-sa1100/Makefile b/arch/arm/mach-sa1100/Makefile
index 8a5546e6d547..bb7b8198d0c4 100644
--- a/arch/arm/mach-sa1100/Makefile
+++ b/arch/arm/mach-sa1100/Makefile
@@ -25,6 +25,7 @@ led-$(CONFIG_SA1100_CERF)		+= leds-cerf.o
 
 obj-$(CONFIG_SA1100_COLLIE)		+= collie.o
 
+obj-$(CONFIG_SA1100_H3100)		+= h3600.o
 obj-$(CONFIG_SA1100_H3600)		+= h3600.o
 
 obj-$(CONFIG_SA1100_HACKKIT)		+= hackkit.o
diff --git a/arch/arm/mach-sa1100/dma.c b/arch/arm/mach-sa1100/dma.c
index 95f9c5a6d6d5..cb4521a6f42d 100644
--- a/arch/arm/mach-sa1100/dma.c
+++ b/arch/arm/mach-sa1100/dma.c
@@ -39,7 +39,7 @@ typedef struct {
 
 static sa1100_dma_t dma_chan[SA1100_DMA_CHANNELS];
 
-static spinlock_t dma_list_lock;
+static DEFINE_SPINLOCK(dma_list_lock);
 
 
 static irqreturn_t dma_irq_handler(int irq, void *dev_id)
diff --git a/arch/arm/mach-sa1100/time.c b/arch/arm/mach-sa1100/time.c
index 95d92e8e56a8..b9cbb56d6e9d 100644
--- a/arch/arm/mach-sa1100/time.c
+++ b/arch/arm/mach-sa1100/time.c
@@ -77,7 +77,7 @@ static struct clock_event_device ckevt_sa1100_osmr0 = {
 	.set_mode	= sa1100_osmr0_set_mode,
 };
 
-static cycle_t sa1100_read_oscr(void)
+static cycle_t sa1100_read_oscr(struct clocksource *s)
 {
 	return OSCR;
 }
diff --git a/arch/arm/mach-u300/Kconfig b/arch/arm/mach-u300/Kconfig
index 337b9aabce49..801b21e7f677 100644
--- a/arch/arm/mach-u300/Kconfig
+++ b/arch/arm/mach-u300/Kconfig
@@ -81,6 +81,18 @@ config MACH_U300_SEMI_IS_SHARED
 		Memory Interface) from both from access and application
 		side.
 
+config MACH_U300_SPIDUMMY
+	bool "SSP/SPI dummy chip"
+	select SPI
+	select SPI_MASTER
+	select SPI_PL022
+	help
+		This creates a small kernel module that creates a dummy
+		SPI device to be used for loopback tests. Regularly used
+		to test reference designs. If you're not testing SPI,
+		you don't need it. Selecting this will activate the
+		SPI framework and ARM PL022 support.
+
 comment "All the settings below must match the bootloader's settings"
 
 config MACH_U300_ACCESS_MEM_SIZE
diff --git a/arch/arm/mach-u300/Makefile b/arch/arm/mach-u300/Makefile
index 24950e0df4b4..885b5c027c1e 100644
--- a/arch/arm/mach-u300/Makefile
+++ b/arch/arm/mach-u300/Makefile
@@ -9,3 +9,6 @@ obj-		:=
 
 obj-$(CONFIG_ARCH_U300)	          += u300.o
 obj-$(CONFIG_MMC)                 += mmc.o
+obj-$(CONFIG_SPI_PL022)           += spi.o
+obj-$(CONFIG_MACH_U300_SPIDUMMY)  += dummyspichip.o
+obj-$(CONFIG_I2C_STU300)          += i2c.o
diff --git a/arch/arm/mach-u300/core.c b/arch/arm/mach-u300/core.c
index 2e9b8ccd8ec2..653e25be3dd8 100644
--- a/arch/arm/mach-u300/core.c
+++ b/arch/arm/mach-u300/core.c
@@ -32,6 +32,8 @@
 
 #include "clock.h"
 #include "mmc.h"
+#include "spi.h"
+#include "i2c.h"
 
 /*
  * Static I/O mappings that are needed for booting the U300 platforms. The
@@ -378,14 +380,14 @@ static struct platform_device wdog_device = {
 };
 
 static struct platform_device i2c0_device = {
-	.name = "stddci2c",
+	.name = "stu300",
 	.id = 0,
 	.num_resources = ARRAY_SIZE(i2c0_resources),
 	.resource = i2c0_resources,
 };
 
 static struct platform_device i2c1_device = {
-	.name = "stddci2c",
+	.name = "stu300",
 	.id = 1,
 	.num_resources = ARRAY_SIZE(i2c1_resources),
 	.resource = i2c1_resources,
@@ -406,7 +408,7 @@ static struct platform_device keypad_device = {
 };
 
 static struct platform_device rtc_device = {
-	.name = "rtc0",
+	.name = "rtc-coh901331",
 	.id = -1,
 	.num_resources = ARRAY_SIZE(rtc_resources),
 	.resource = rtc_resources,
@@ -611,6 +613,8 @@ void __init u300_init_devices(void)
 	/* Wait for the PLL208 to lock if not locked in yet */
 	while (!(readw(U300_SYSCON_VBASE + U300_SYSCON_CSR) &
 		 U300_SYSCON_CSR_PLL208_LOCK_IND));
+	/* Initialize SPI device with some board specifics */
+	u300_spi_init(&pl022_device);
 
 	/* Register the AMBA devices in the AMBA bus abstraction layer */
 	u300_clock_primecells();
@@ -622,6 +626,12 @@ void __init u300_init_devices(void)
 
 	u300_assign_physmem();
 
+	/* Register subdevices on the I2C buses */
+	u300_i2c_register_board_devices();
+
+	/* Register subdevices on the SPI bus */
+	u300_spi_register_board_devices();
+
 	/* Register the platform devices */
 	platform_add_devices(platform_devs, ARRAY_SIZE(platform_devs));
 
diff --git a/arch/arm/mach-u300/dummyspichip.c b/arch/arm/mach-u300/dummyspichip.c
new file mode 100644
index 000000000000..962f9de454de
--- /dev/null
+++ b/arch/arm/mach-u300/dummyspichip.c
@@ -0,0 +1,290 @@
+/*
+ * arch/arm/mach-u300/dummyspichip.c
+ *
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * This is a dummy loopback SPI "chip" used for testing SPI.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/err.h>
+#include <linux/sysfs.h>
+#include <linux/mutex.h>
+#include <linux/spi/spi.h>
+#include <linux/dma-mapping.h>
+/*
+ * WARNING! Do not include this pl022-specific controller header
+ * for any generic driver. It is only done in this dummy chip
+ * because we alter the chip configuration in order to test some
+ * different settings on the loopback device. Normal chip configs
+ * shall be STATIC and not altered by the driver!
+ */
+#include <linux/amba/pl022.h>
+
+struct dummy {
+	struct device *dev;
+	struct mutex lock;
+};
+
+#define DMA_TEST_SIZE 2048
+
+/* When we cat /sys/bus/spi/devices/spi0.0/looptest this will be triggered */
+static ssize_t dummy_looptest(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	struct spi_device *spi = to_spi_device(dev);
+	struct dummy *p_dummy = dev_get_drvdata(&spi->dev);
+
+	/*
+	 * WARNING! Do not dereference the chip-specific data in any normal
+	 * driver for a chip. It is usually STATIC and shall not be read
+	 * or written to. Your chip driver should NOT depend on fields in this
+	 * struct, this is just used here to alter the behaviour of the chip
+	 * in order to perform tests.
+	 */
+	struct pl022_config_chip *chip_info = spi->controller_data;
+	int status;
+	u8 txbuf[14] = {0xDE, 0xAD, 0xBE, 0xEF, 0x2B, 0xAD,
+			0xCA, 0xFE, 0xBA, 0xBE, 0xB1, 0x05,
+			0xF0, 0x0D};
+	u8 rxbuf[14];
+	u8 *bigtxbuf_virtual;
+	u8 *bigrxbuf_virtual;
+
+	if (mutex_lock_interruptible(&p_dummy->lock))
+		return -ERESTARTSYS;
+
+	bigtxbuf_virtual = kmalloc(DMA_TEST_SIZE, GFP_KERNEL);
+	if (bigtxbuf_virtual == NULL) {
+		status = -ENOMEM;
+		goto out;
+	}
+	bigrxbuf_virtual = kmalloc(DMA_TEST_SIZE, GFP_KERNEL);
+
+	/* Fill TXBUF with some happy pattern */
+	memset(bigtxbuf_virtual, 0xAA, DMA_TEST_SIZE);
+
+	/*
+	 * Force chip to 8 bit mode
+	 * WARNING: NEVER DO THIS IN REAL DRIVER CODE, THIS SHOULD BE STATIC!
+	 */
+	chip_info->data_size = SSP_DATA_BITS_8;
+	/* You should NOT DO THIS EITHER */
+	spi->master->setup(spi);
+
+	/* Now run the tests for 8bit mode */
+	pr_info("Simple test 1: write 0xAA byte, read back garbage byte "
+		"in 8bit mode\n");
+	status = spi_w8r8(spi, 0xAA);
+	if (status < 0)
+		pr_warning("Siple test 1: FAILURE: spi_write_then_read "
+			   "failed with status %d\n", status);
+	else
+		pr_info("Simple test 1: SUCCESS!\n");
+
+	pr_info("Simple test 2: write 8 bytes, read back 8 bytes garbage "
+		"in 8bit mode (full FIFO)\n");
+	status = spi_write_then_read(spi, &txbuf[0], 8, &rxbuf[0], 8);
+	if (status < 0)
+		pr_warning("Simple test 2: FAILURE: spi_write_then_read() "
+			   "failed with status %d\n", status);
+	else
+		pr_info("Simple test 2: SUCCESS!\n");
+
+	pr_info("Simple test 3: write 14 bytes, read back 14 bytes garbage "
+		"in 8bit mode (see if we overflow FIFO)\n");
+	status = spi_write_then_read(spi, &txbuf[0], 14, &rxbuf[0], 14);
+	if (status < 0)
+		pr_warning("Simple test 3: FAILURE: failed with status %d "
+			   "(probably FIFO overrun)\n", status);
+	else
+		pr_info("Simple test 3: SUCCESS!\n");
+
+	pr_info("Simple test 4: write 8 bytes with spi_write(), read 8 "
+		"bytes garbage with spi_read() in 8bit mode\n");
+	status = spi_write(spi, &txbuf[0], 8);
+	if (status < 0)
+		pr_warning("Simple test 4 step 1: FAILURE: spi_write() "
+			   "failed with status %d\n", status);
+	else
+		pr_info("Simple test 4 step 1: SUCCESS!\n");
+	status = spi_read(spi, &rxbuf[0], 8);
+	if (status < 0)
+		pr_warning("Simple test 4 step 2: FAILURE: spi_read() "
+			   "failed with status %d\n", status);
+	else
+		pr_info("Simple test 4 step 2: SUCCESS!\n");
+
+	pr_info("Simple test 5: write 14 bytes with spi_write(), read "
+		"14 bytes garbage with spi_read() in 8bit mode\n");
+	status = spi_write(spi, &txbuf[0], 14);
+	if (status < 0)
+		pr_warning("Simple test 5 step 1: FAILURE: spi_write() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 5 step 1: SUCCESS!\n");
+	status = spi_read(spi, &rxbuf[0], 14);
+	if (status < 0)
+		pr_warning("Simple test 5 step 2: FAILURE: spi_read() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 5: SUCCESS!\n");
+
+	pr_info("Simple test 6: write %d bytes with spi_write(), "
+		"read %d bytes garbage with spi_read() in 8bit mode\n",
+		DMA_TEST_SIZE, DMA_TEST_SIZE);
+	status = spi_write(spi, &bigtxbuf_virtual[0], DMA_TEST_SIZE);
+	if (status < 0)
+		pr_warning("Simple test 6 step 1: FAILURE: spi_write() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 6 step 1: SUCCESS!\n");
+	status = spi_read(spi, &bigrxbuf_virtual[0], DMA_TEST_SIZE);
+	if (status < 0)
+		pr_warning("Simple test 6 step 2: FAILURE: spi_read() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 6: SUCCESS!\n");
+
+
+	/*
+	 * Force chip to 16 bit mode
+	 * WARNING: NEVER DO THIS IN REAL DRIVER CODE, THIS SHOULD BE STATIC!
+	 */
+	chip_info->data_size = SSP_DATA_BITS_16;
+	/* You should NOT DO THIS EITHER */
+	spi->master->setup(spi);
+
+	pr_info("Simple test 7: write 0xAA byte, read back garbage byte "
+		"in 16bit bus mode\n");
+	status = spi_w8r8(spi, 0xAA);
+	if (status == -EIO)
+		pr_info("Simple test 7: SUCCESS! (expected failure with "
+			"status EIO)\n");
+	else if (status < 0)
+		pr_warning("Siple test 7: FAILURE: spi_write_then_read "
+			   "failed with status %d\n", status);
+	else
+		pr_warning("Siple test 7: FAILURE: spi_write_then_read "
+			   "succeeded but it was expected to fail!\n");
+
+	pr_info("Simple test 8: write 8 bytes, read back 8 bytes garbage "
+		"in 16bit mode (full FIFO)\n");
+	status = spi_write_then_read(spi, &txbuf[0], 8, &rxbuf[0], 8);
+	if (status < 0)
+		pr_warning("Simple test 8: FAILURE: spi_write_then_read() "
+			   "failed with status %d\n", status);
+	else
+		pr_info("Simple test 8: SUCCESS!\n");
+
+	pr_info("Simple test 9: write 14 bytes, read back 14 bytes garbage "
+		"in 16bit mode (see if we overflow FIFO)\n");
+	status = spi_write_then_read(spi, &txbuf[0], 14, &rxbuf[0], 14);
+	if (status < 0)
+		pr_warning("Simple test 9: FAILURE: failed with status %d "
+			   "(probably FIFO overrun)\n", status);
+	else
+		pr_info("Simple test 9: SUCCESS!\n");
+
+	pr_info("Simple test 10: write %d bytes with spi_write(), "
+	       "read %d bytes garbage with spi_read() in 16bit mode\n",
+	       DMA_TEST_SIZE, DMA_TEST_SIZE);
+	status = spi_write(spi, &bigtxbuf_virtual[0], DMA_TEST_SIZE);
+	if (status < 0)
+		pr_warning("Simple test 10 step 1: FAILURE: spi_write() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 10 step 1: SUCCESS!\n");
+
+	status = spi_read(spi, &bigrxbuf_virtual[0], DMA_TEST_SIZE);
+	if (status < 0)
+		pr_warning("Simple test 10 step 2: FAILURE: spi_read() "
+			   "failed with status %d (probably FIFO overrun)\n",
+			   status);
+	else
+		pr_info("Simple test 10: SUCCESS!\n");
+
+	status = sprintf(buf, "loop test complete\n");
+	kfree(bigrxbuf_virtual);
+	kfree(bigtxbuf_virtual);
+ out:
+	mutex_unlock(&p_dummy->lock);
+	return status;
+}
+
+static DEVICE_ATTR(looptest, S_IRUGO, dummy_looptest, NULL);
+
+static int __devinit pl022_dummy_probe(struct spi_device *spi)
+{
+	struct dummy *p_dummy;
+	int status;
+
+	dev_info(&spi->dev, "probing dummy SPI device\n");
+
+	p_dummy = kzalloc(sizeof *p_dummy, GFP_KERNEL);
+	if (!p_dummy)
+		return -ENOMEM;
+
+	dev_set_drvdata(&spi->dev, p_dummy);
+	mutex_init(&p_dummy->lock);
+
+	/* sysfs hook */
+	status = device_create_file(&spi->dev, &dev_attr_looptest);
+	if (status) {
+		dev_dbg(&spi->dev, "device_create_file looptest failure.\n");
+		goto out_dev_create_looptest_failed;
+	}
+
+	return 0;
+
+out_dev_create_looptest_failed:
+	dev_set_drvdata(&spi->dev, NULL);
+	kfree(p_dummy);
+	return status;
+}
+
+static int __devexit pl022_dummy_remove(struct spi_device *spi)
+{
+	struct dummy *p_dummy = dev_get_drvdata(&spi->dev);
+
+	dev_info(&spi->dev, "removing dummy SPI device\n");
+	device_remove_file(&spi->dev, &dev_attr_looptest);
+	dev_set_drvdata(&spi->dev, NULL);
+	kfree(p_dummy);
+
+	return 0;
+}
+
+static struct spi_driver pl022_dummy_driver = {
+	.driver = {
+		.name	= "spi-dummy",
+		.owner	= THIS_MODULE,
+	},
+	.probe	= pl022_dummy_probe,
+	.remove	= __devexit_p(pl022_dummy_remove),
+};
+
+static int __init pl022_init_dummy(void)
+{
+	return spi_register_driver(&pl022_dummy_driver);
+}
+
+static void __exit pl022_exit_dummy(void)
+{
+	spi_unregister_driver(&pl022_dummy_driver);
+}
+
+module_init(pl022_init_dummy);
+module_exit(pl022_exit_dummy);
+
+MODULE_AUTHOR("Linus Walleij <linus.walleij@stericsson.com>");
+MODULE_DESCRIPTION("PL022 SSP/SPI DUMMY Linux driver");
+MODULE_LICENSE("GPL");
diff --git a/arch/arm/mach-u300/gpio.c b/arch/arm/mach-u300/gpio.c
index 308cdb197a92..0b35826b7d1d 100644
--- a/arch/arm/mach-u300/gpio.c
+++ b/arch/arm/mach-u300/gpio.c
@@ -25,11 +25,6 @@
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
 
-/* Need access to SYSCON registers for PADmuxing */
-#include <mach/syscon.h>
-
-#include "padmux.h"
-
 /* Reference to GPIO block clock */
 static struct clk *clk;
 
@@ -286,6 +281,16 @@ int gpio_unregister_callback(unsigned gpio)
 }
 EXPORT_SYMBOL(gpio_unregister_callback);
 
+/* Non-zero means valid */
+int gpio_is_valid(int number)
+{
+	if (number >= 0 &&
+	    number < (U300_GPIO_NUM_PORTS * U300_GPIO_PINS_PER_PORT))
+		return 1;
+	return 0;
+}
+EXPORT_SYMBOL(gpio_is_valid);
+
 int gpio_request(unsigned gpio, const char *label)
 {
 	if (gpio_pin[gpio].users)
@@ -606,14 +611,6 @@ static int __init gpio_probe(struct platform_device *pdev)
 	writel(U300_GPIO_CR_BLOCK_CLKRQ_ENABLE, virtbase + U300_GPIO_CR);
 #endif
 
-	/* Set up some padmuxing here */
-#ifdef CONFIG_MMC
-	pmx_set_mission_mode_mmc();
-#endif
-#ifdef CONFIG_SPI_PL022
-	pmx_set_mission_mode_spi();
-#endif
-
 	gpio_set_initial_values();
 
 	for (num_irqs = 0 ; num_irqs < U300_GPIO_NUM_PORTS; num_irqs++) {
diff --git a/arch/arm/mach-u300/i2c.c b/arch/arm/mach-u300/i2c.c
new file mode 100644
index 000000000000..10be1f888b27
--- /dev/null
+++ b/arch/arm/mach-u300/i2c.c
@@ -0,0 +1,43 @@
+/*
+ * arch/arm/mach-u300/i2c.c
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Register board i2c devices
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/kernel.h>
+#include <linux/i2c.h>
+#include <mach/irqs.h>
+
+static struct i2c_board_info __initdata bus0_i2c_board_info[] = {
+	{
+		.type = "ab3100",
+		.addr = 0x48,
+		.irq = IRQ_U300_IRQ0_EXT,
+	},
+};
+
+static struct i2c_board_info __initdata bus1_i2c_board_info[] = {
+#ifdef CONFIG_MACH_U300_BS335
+	{
+		.type = "fwcam",
+		.addr = 0x10,
+	},
+	{
+		.type = "fwcam",
+		.addr = 0x5d,
+	},
+#else
+	{ },
+#endif
+};
+
+void __init u300_i2c_register_board_devices(void)
+{
+	i2c_register_board_info(0, bus0_i2c_board_info,
+				ARRAY_SIZE(bus0_i2c_board_info));
+	i2c_register_board_info(1, bus1_i2c_board_info,
+				ARRAY_SIZE(bus1_i2c_board_info));
+}
diff --git a/arch/arm/mach-u300/i2c.h b/arch/arm/mach-u300/i2c.h
new file mode 100644
index 000000000000..485c02e5c06d
--- /dev/null
+++ b/arch/arm/mach-u300/i2c.h
@@ -0,0 +1,23 @@
+/*
+ * arch/arm/mach-u300/i2c.h
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Register board i2c devices
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+
+#ifndef MACH_U300_I2C_H
+#define MACH_U300_I2C_H
+
+#ifdef CONFIG_I2C_STU300
+void __init u300_i2c_register_board_devices(void);
+#else
+/* Compile out this stuff if no I2C adapter is available */
+static inline void __init u300_i2c_register_board_devices(void)
+{
+}
+#endif
+
+#endif
diff --git a/arch/arm/mach-u300/include/mach/gpio.h b/arch/arm/mach-u300/include/mach/gpio.h
index c8174128d7eb..7b1fc984abb6 100644
--- a/arch/arm/mach-u300/include/mach/gpio.h
+++ b/arch/arm/mach-u300/include/mach/gpio.h
@@ -258,6 +258,7 @@
 #define PIN_TO_PORT(val) (val >> 3)
 
 /* These can be found in arch/arm/mach-u300/gpio.c */
+extern int gpio_is_valid(int number);
 extern int gpio_request(unsigned gpio, const char *label);
 extern void gpio_free(unsigned gpio);
 extern int gpio_direction_input(unsigned gpio);
diff --git a/arch/arm/mach-u300/include/mach/memory.h b/arch/arm/mach-u300/include/mach/memory.h
index bf134bcc129d..ab000df7fc03 100644
--- a/arch/arm/mach-u300/include/mach/memory.h
+++ b/arch/arm/mach-u300/include/mach/memory.h
@@ -35,6 +35,14 @@
 #endif
 
 /*
+ * TCM memory whereabouts
+ */
+#define ITCM_OFFSET	0xffff2000
+#define ITCM_END	0xffff3fff
+#define DTCM_OFFSET	0xffff4000
+#define DTCM_END	0xffff5fff
+
+/*
  * We enable a real big DMA buffer if need be.
  */
 #define CONSISTENT_DMA_SIZE SZ_4M
diff --git a/arch/arm/mach-u300/include/mach/syscon.h b/arch/arm/mach-u300/include/mach/syscon.h
index 1c90d1b1ccb6..7444f5c7da97 100644
--- a/arch/arm/mach-u300/include/mach/syscon.h
+++ b/arch/arm/mach-u300/include/mach/syscon.h
@@ -240,8 +240,13 @@
 #define U300_SYSCON_PMC1LR_CDI_MASK				(0xC000)
 #define U300_SYSCON_PMC1LR_CDI_CDI				(0x0000)
 #define U300_SYSCON_PMC1LR_CDI_EMIF				(0x4000)
+#ifdef CONFIG_MACH_U300_BS335
+#define U300_SYSCON_PMC1LR_CDI_CDI2				(0x8000)
+#define U300_SYSCON_PMC1LR_CDI_WCDMA_APP_GPIO			(0xC000)
+#elif CONFIG_MACH_U300_BS365
 #define U300_SYSCON_PMC1LR_CDI_GPIO				(0x8000)
 #define U300_SYSCON_PMC1LR_CDI_WCDMA				(0xC000)
+#endif
 #define U300_SYSCON_PMC1LR_PDI_MASK				(0x3000)
 #define U300_SYSCON_PMC1LR_PDI_PDI				(0x0000)
 #define U300_SYSCON_PMC1LR_PDI_EGG				(0x1000)
@@ -345,19 +350,69 @@
 #define U300_SYSCON_MMCR_MASK					(0x0003)
 #define U300_SYSCON_MMCR_MMC_FB_CLK_SEL_ENABLE			(0x0002)
 #define U300_SYSCON_MMCR_MSPRO_FREQSEL_ENABLE			(0x0001)
-
+/* Pull up/down control (R/W) */
+#define U300_SYSCON_PUCR					(0x104)
+#define U300_SYSCON_PUCR_EMIF_1_WAIT_N_PU_ENABLE		(0x0200)
+#define U300_SYSCON_PUCR_EMIF_1_NFIF_READY_PU_ENABLE		(0x0100)
+#define U300_SYSCON_PUCR_EMIF_1_16BIT_PU_ENABLE			(0x0080)
+#define U300_SYSCON_PUCR_EMIF_1_8BIT_PU_ENABLE			(0x0040)
+#define U300_SYSCON_PUCR_KEY_IN_PU_EN_MASK			(0x003F)
+/* Padmux 2 control */
+#define U300_SYSCON_PMC2R					(0x100)
+#define U300_SYSCON_PMC2R_APP_MISC_0_MASK			(0x00C0)
+#define U300_SYSCON_PMC2R_APP_MISC_0_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC2R_APP_MISC_0_EMIF_SDRAM			(0x0040)
+#define U300_SYSCON_PMC2R_APP_MISC_0_MMC			(0x0080)
+#define U300_SYSCON_PMC2R_APP_MISC_0_CDI2			(0x00C0)
+#define U300_SYSCON_PMC2R_APP_MISC_1_MASK			(0x0300)
+#define U300_SYSCON_PMC2R_APP_MISC_1_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC2R_APP_MISC_1_EMIF_SDRAM			(0x0100)
+#define U300_SYSCON_PMC2R_APP_MISC_1_MMC			(0x0200)
+#define U300_SYSCON_PMC2R_APP_MISC_1_CDI2			(0x0300)
+#define U300_SYSCON_PMC2R_APP_MISC_2_MASK			(0x0C00)
+#define U300_SYSCON_PMC2R_APP_MISC_2_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC2R_APP_MISC_2_EMIF_SDRAM			(0x0400)
+#define U300_SYSCON_PMC2R_APP_MISC_2_MMC			(0x0800)
+#define U300_SYSCON_PMC2R_APP_MISC_2_CDI2			(0x0C00)
+#define U300_SYSCON_PMC2R_APP_MISC_3_MASK			(0x3000)
+#define U300_SYSCON_PMC2R_APP_MISC_3_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC2R_APP_MISC_3_EMIF_SDRAM			(0x1000)
+#define U300_SYSCON_PMC2R_APP_MISC_3_MMC			(0x2000)
+#define U300_SYSCON_PMC2R_APP_MISC_3_CDI2			(0x3000)
+#define U300_SYSCON_PMC2R_APP_MISC_4_MASK			(0xC000)
+#define U300_SYSCON_PMC2R_APP_MISC_4_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC2R_APP_MISC_4_EMIF_SDRAM			(0x4000)
+#define U300_SYSCON_PMC2R_APP_MISC_4_MMC			(0x8000)
+#define U300_SYSCON_PMC2R_APP_MISC_4_ACC_GPIO			(0xC000)
 /* TODO: More SYSCON registers missing */
 #define U300_SYSCON_PMC3R					(0x10c)
 #define U300_SYSCON_PMC3R_APP_MISC_11_MASK			(0xc000)
 #define U300_SYSCON_PMC3R_APP_MISC_11_SPI			(0x4000)
 #define U300_SYSCON_PMC3R_APP_MISC_10_MASK			(0x3000)
 #define U300_SYSCON_PMC3R_APP_MISC_10_SPI			(0x1000)
-/* TODO: Missing other configs, I just added the SPI stuff */
-
+/* TODO: Missing other configs */
+#define U300_SYSCON_PMC4R					(0x168)
+#define U300_SYSCON_PMC4R_APP_MISC_12_MASK			(0x0003)
+#define U300_SYSCON_PMC4R_APP_MISC_12_APP_GPIO			(0x0000)
+#define U300_SYSCON_PMC4R_APP_MISC_13_MASK			(0x000C)
+#define U300_SYSCON_PMC4R_APP_MISC_13_CDI			(0x0000)
+#define U300_SYSCON_PMC4R_APP_MISC_13_SMIA			(0x0004)
+#define U300_SYSCON_PMC4R_APP_MISC_13_SMIA2			(0x0008)
+#define U300_SYSCON_PMC4R_APP_MISC_13_APP_GPIO			(0x000C)
+#define U300_SYSCON_PMC4R_APP_MISC_14_MASK			(0x0030)
+#define U300_SYSCON_PMC4R_APP_MISC_14_CDI			(0x0000)
+#define U300_SYSCON_PMC4R_APP_MISC_14_SMIA			(0x0010)
+#define U300_SYSCON_PMC4R_APP_MISC_14_CDI2			(0x0020)
+#define U300_SYSCON_PMC4R_APP_MISC_14_APP_GPIO			(0x0030)
+#define U300_SYSCON_PMC4R_APP_MISC_16_MASK			(0x0300)
+#define U300_SYSCON_PMC4R_APP_MISC_16_APP_GPIO_13		(0x0000)
+#define U300_SYSCON_PMC4R_APP_MISC_16_APP_UART1_CTS		(0x0100)
+#define U300_SYSCON_PMC4R_APP_MISC_16_EMIF_1_STATIC_CS5_N	(0x0200)
 /* SYS_0_CLK_CONTROL first clock control 16bit (R/W) */
 #define U300_SYSCON_S0CCR					(0x120)
 #define U300_SYSCON_S0CCR_FIELD_MASK				(0x43FF)
 #define U300_SYSCON_S0CCR_CLOCK_REQ				(0x4000)
+#define U300_SYSCON_S0CCR_CLOCK_REQ_MONITOR			(0x2000)
 #define U300_SYSCON_S0CCR_CLOCK_INV				(0x0200)
 #define U300_SYSCON_S0CCR_CLOCK_FREQ_MASK			(0x01E0)
 #define U300_SYSCON_S0CCR_CLOCK_SELECT_MASK			(0x001E)
@@ -375,6 +430,7 @@
 #define U300_SYSCON_S1CCR					(0x124)
 #define U300_SYSCON_S1CCR_FIELD_MASK				(0x43FF)
 #define U300_SYSCON_S1CCR_CLOCK_REQ				(0x4000)
+#define U300_SYSCON_S1CCR_CLOCK_REQ_MONITOR			(0x2000)
 #define U300_SYSCON_S1CCR_CLOCK_INV				(0x0200)
 #define U300_SYSCON_S1CCR_CLOCK_FREQ_MASK			(0x01E0)
 #define U300_SYSCON_S1CCR_CLOCK_SELECT_MASK			(0x001E)
@@ -393,6 +449,7 @@
 #define U300_SYSCON_S2CCR_FIELD_MASK				(0xC3FF)
 #define U300_SYSCON_S2CCR_CLK_STEAL				(0x8000)
 #define U300_SYSCON_S2CCR_CLOCK_REQ				(0x4000)
+#define U300_SYSCON_S2CCR_CLOCK_REQ_MONITOR			(0x2000)
 #define U300_SYSCON_S2CCR_CLOCK_INV				(0x0200)
 #define U300_SYSCON_S2CCR_CLOCK_FREQ_MASK			(0x01E0)
 #define U300_SYSCON_S2CCR_CLOCK_SELECT_MASK			(0x001E)
@@ -425,6 +482,44 @@
 #define U300_SYSCON_MCR_PMGEN_CR_0_EMIF_0_SDRAM			(0x000C)
 #define U300_SYSCON_MCR_PM1G_MODE_ENABLE			(0x0002)
 #define U300_SYSCON_MCR_PMTG5_MODE_ENABLE			(0x0001)
+/* SC_PLL_IRQ_CONTROL 16bit (R/W) */
+#define U300_SYSCON_PICR					(0x0130)
+#define U300_SYSCON_PICR_MASK					(0x00FF)
+#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_LOW_ENABLE		(0x0080)
+#define U300_SYSCON_PICR_FORCE_PLL208_LOCK_HIGH_ENABLE		(0x0040)
+#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_LOW_ENABLE		(0x0020)
+#define U300_SYSCON_PICR_FORCE_PLL13_LOCK_HIGH_ENABLE		(0x0010)
+#define U300_SYSCON_PICR_IRQMASK_PLL13_UNLOCK_ENABLE		(0x0008)
+#define U300_SYSCON_PICR_IRQMASK_PLL13_LOCK_ENABLE		(0x0004)
+#define U300_SYSCON_PICR_IRQMASK_PLL208_UNLOCK_ENABLE		(0x0002)
+#define U300_SYSCON_PICR_IRQMASK_PLL208_LOCK_ENABLE		(0x0001)
+/* SC_PLL_IRQ_STATUS 16 bit (R/-) */
+#define U300_SYSCON_PISR					(0x0134)
+#define U300_SYSCON_PISR_MASK					(0x000F)
+#define U300_SYSCON_PISR_PLL13_UNLOCK_IND			(0x0008)
+#define U300_SYSCON_PISR_PLL13_LOCK_IND				(0x0004)
+#define U300_SYSCON_PISR_PLL208_UNLOCK_IND			(0x0002)
+#define U300_SYSCON_PISR_PLL208_LOCK_IND			(0x0001)
+/* SC_PLL_IRQ_CLEAR 16 bit (-/W) */
+#define U300_SYSCON_PICLR					(0x0138)
+#define U300_SYSCON_PICLR_MASK					(0x000F)
+#define U300_SYSCON_PICLR_RWMASK				(0x0000)
+#define U300_SYSCON_PICLR_PLL13_UNLOCK_SC			(0x0008)
+#define U300_SYSCON_PICLR_PLL13_LOCK_SC				(0x0004)
+#define U300_SYSCON_PICLR_PLL208_UNLOCK_SC			(0x0002)
+#define U300_SYSCON_PICLR_PLL208_LOCK_SC			(0x0001)
+/* CAMIF_CONTROL 16 bit (-/W) */
+#define U300_SYSCON_CICR					(0x013C)
+#define U300_SYSCON_CICR_MASK					(0x0FFF)
+#define U300_SYSCON_CICR_APP_SUBLVDS_TESTMODE_MASK		(0x0F00)
+#define U300_SYSCON_CICR_APP_SUBLVDS_TESTMODE_PORT1		(0x0C00)
+#define U300_SYSCON_CICR_APP_SUBLVDS_TESTMODE_PORT0		(0x0300)
+#define U300_SYSCON_CICR_APP_SUBLVDS_RESCON_MASK		(0x00F0)
+#define U300_SYSCON_CICR_APP_SUBLVDS_RESCON_PORT1		(0x00C0)
+#define U300_SYSCON_CICR_APP_SUBLVDS_RESCON_PORT0		(0x0030)
+#define U300_SYSCON_CICR_APP_SUBLVDS_PWR_DWN_N_MASK		(0x000F)
+#define U300_SYSCON_CICR_APP_SUBLVDS_PWR_DWN_N_PORT1		(0x000C)
+#define U300_SYSCON_CICR_APP_SUBLVDS_PWR_DWN_N_PORT0		(0x0003)
 /* Clock activity observability register 0 */
 #define U300_SYSCON_C0OAR					(0x140)
 #define U300_SYSCON_C0OAR_MASK					(0xFFFF)
@@ -513,7 +608,7 @@
 /**
  * CPU medium frequency in MHz
  */
-#define SYSCON_CPU_CLOCK_MEDIUM  104
+#define SYSCON_CPU_CLOCK_MEDIUM   52
 /**
  * CPU low frequency in MHz
  */
@@ -527,7 +622,7 @@
 /**
  * EMIF medium frequency in MHz
  */
-#define SYSCON_EMIF_CLOCK_MEDIUM 104
+#define SYSCON_EMIF_CLOCK_MEDIUM  52
 /**
  * EMIF low frequency in MHz
  */
@@ -541,7 +636,7 @@
 /**
  * AHB medium frequency in MHz
  */
-#define SYSCON_AHB_CLOCK_MEDIUM   52
+#define SYSCON_AHB_CLOCK_MEDIUM   26
 /**
  * AHB low frequency in MHz
  */
@@ -553,6 +648,15 @@ enum syscon_busmaster {
   SYSCON_BM_VIDEO_ENC
 };
 
+/* Selectr a resistor or a set of resistors */
+enum syscon_pull_up_down {
+  SYSCON_PU_KEY_IN_EN,
+  SYSCON_PU_EMIF_1_8_BIT_EN,
+  SYSCON_PU_EMIF_1_16_BIT_EN,
+  SYSCON_PU_EMIF_1_NFIF_READY_EN,
+  SYSCON_PU_EMIF_1_NFIF_WAIT_N_EN,
+};
+
 /*
  * Note that this array must match the order of the array "clk_reg"
  * in syscon.c
@@ -575,6 +679,7 @@ enum syscon_clk {
   SYSCON_CLKCONTROL_SPI,
   SYSCON_CLKCONTROL_I2S0_CORE,
   SYSCON_CLKCONTROL_I2S1_CORE,
+  SYSCON_CLKCONTROL_UART1,
   SYSCON_CLKCONTROL_AAIF,
   SYSCON_CLKCONTROL_AHB,
   SYSCON_CLKCONTROL_APEX,
@@ -604,7 +709,8 @@ enum syscon_sysclk_mode {
 
 enum syscon_sysclk_req {
   SYSCON_SYSCLKREQ_DISABLED,
-  SYSCON_SYSCLKREQ_ACTIVE_LOW
+  SYSCON_SYSCLKREQ_ACTIVE_LOW,
+  SYSCON_SYSCLKREQ_MONITOR
 };
 
 enum syscon_clk_mode {
diff --git a/arch/arm/mach-u300/mmc.c b/arch/arm/mach-u300/mmc.c
index 585cc013639d..7b6b016786bb 100644
--- a/arch/arm/mach-u300/mmc.c
+++ b/arch/arm/mach-u300/mmc.c
@@ -19,15 +19,16 @@
 #include <linux/regulator/consumer.h>
 #include <linux/regulator/machine.h>
 #include <linux/gpio.h>
+#include <linux/amba/mmci.h>
 
-#include <asm/mach/mmc.h>
 #include "mmc.h"
+#include "padmux.h"
 
 struct mmci_card_event {
 	struct input_dev *mmc_input;
 	int mmc_inserted;
 	struct work_struct workq;
-	struct mmc_platform_data mmc0_plat_data;
+	struct mmci_platform_data mmc0_plat_data;
 };
 
 static unsigned int mmc_status(struct device *dev)
@@ -146,6 +147,7 @@ int __devinit mmc_init(struct amba_device *adev)
 {
 	struct mmci_card_event *mmci_card;
 	struct device *mmcsd_device = &adev->dev;
+	struct pmx *pmx;
 	int ret = 0;
 
 	mmci_card = kzalloc(sizeof(struct mmci_card_event), GFP_KERNEL);
@@ -158,6 +160,8 @@ int __devinit mmc_init(struct amba_device *adev)
 	mmci_card->mmc0_plat_data.status = mmc_status;
 	mmci_card->mmc0_plat_data.gpio_wp = -1;
 	mmci_card->mmc0_plat_data.gpio_cd = -1;
+	mmci_card->mmc0_plat_data.capabilities = MMC_CAP_MMC_HIGHSPEED |
+		MMC_CAP_SD_HIGHSPEED | MMC_CAP_4_BIT_DATA;
 
 	mmcsd_device->platform_data = (void *) &mmci_card->mmc0_plat_data;
 
@@ -207,6 +211,20 @@ int __devinit mmc_init(struct amba_device *adev)
 
 	input_set_drvdata(mmci_card->mmc_input, mmci_card);
 
+	/*
+	 * Setup padmuxing for MMC. Since this must always be
+	 * compiled into the kernel, pmx is never released.
+	 */
+	pmx = pmx_get(mmcsd_device, U300_APP_PMX_MMC_SETTING);
+
+	if (IS_ERR(pmx))
+		pr_warning("Could not get padmux handle\n");
+	else {
+		ret = pmx_activate(mmcsd_device, pmx);
+		if (IS_ERR_VALUE(ret))
+			pr_warning("Could not activate padmuxing\n");
+	}
+
 	ret = gpio_register_callback(U300_GPIO_PIN_MMC_CD, mmci_callback,
 				     mmci_card);
 
diff --git a/arch/arm/mach-u300/padmux.c b/arch/arm/mach-u300/padmux.c
index f3664564f086..4c93c6cefd37 100644
--- a/arch/arm/mach-u300/padmux.c
+++ b/arch/arm/mach-u300/padmux.c
@@ -6,53 +6,362 @@
  * Copyright (C) 2009 ST-Ericsson AB
  * License terms: GNU General Public License (GPL) version 2
  * U300 PADMUX functions
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- *
+ * Author: Martin Persson <martin.persson@stericsson.com>
  */
-#include <linux/io.h>
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/device.h>
 #include <linux/err.h>
+#include <linux/errno.h>
+#include <linux/io.h>
+#include <linux/mutex.h>
+#include <linux/string.h>
+#include <linux/bug.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
 #include <mach/u300-regs.h>
 #include <mach/syscon.h>
-
 #include "padmux.h"
 
-/* Set the PAD MUX to route the MMC reader correctly to GPIO0. */
-void pmx_set_mission_mode_mmc(void)
-{
-	u16 val;
-
-	val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1LR);
-	val &= ~U300_SYSCON_PMC1LR_MMCSD_MASK;
-	writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1LR);
-	val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
-	val &= ~U300_SYSCON_PMC1HR_APP_GPIO_1_MASK;
-	val |= U300_SYSCON_PMC1HR_APP_GPIO_1_MMC;
-	writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
-}
-
-void pmx_set_mission_mode_spi(void)
-{
-	u16 val;
-
-	/* Set up padmuxing so the SPI port and its chipselects are active */
-	val = readw(U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
-	/*
-	 * Activate the SPI port (disable the use of these pins for generic
-	 * GPIO, DSP, AAIF
-	 */
-	val &= ~U300_SYSCON_PMC1HR_APP_SPI_2_MASK;
-	val |= U300_SYSCON_PMC1HR_APP_SPI_2_SPI;
-	/*
-	 * Use GPIO pin SPI CS1 for CS1 actually (it can be used for other
-	 * things also)
-	 */
-	val &= ~U300_SYSCON_PMC1HR_APP_SPI_CS_1_MASK;
-	val |= U300_SYSCON_PMC1HR_APP_SPI_CS_1_SPI;
-	/*
-	 * Use GPIO pin SPI CS2 for CS2 actually (it can be used for other
-	 * things also)
-	 */
-	val &= ~U300_SYSCON_PMC1HR_APP_SPI_CS_2_MASK;
-	val |= U300_SYSCON_PMC1HR_APP_SPI_CS_2_SPI;
-	writew(val, U300_SYSCON_VBASE + U300_SYSCON_PMC1HR);
+static DEFINE_MUTEX(pmx_mutex);
+
+const u32 pmx_registers[] = {
+	(U300_SYSCON_VBASE + U300_SYSCON_PMC1LR),
+	(U300_SYSCON_VBASE + U300_SYSCON_PMC1HR),
+	(U300_SYSCON_VBASE + U300_SYSCON_PMC2R),
+	(U300_SYSCON_VBASE + U300_SYSCON_PMC3R),
+	(U300_SYSCON_VBASE + U300_SYSCON_PMC4R)
+};
+
+/* High level functionality */
+
+/* Lazy dog:
+ * onmask = {
+ *   {"PMC1LR" mask, "PMC1LR" value},
+ *   {"PMC1HR" mask, "PMC1HR" value},
+ *   {"PMC2R"  mask, "PMC2R"  value},
+ *   {"PMC3R"  mask, "PMC3R"  value},
+ *   {"PMC4R"  mask, "PMC4R"  value}
+ * }
+ */
+static struct pmx mmc_setting = {
+	.setting = U300_APP_PMX_MMC_SETTING,
+	.default_on = false,
+	.activated = false,
+	.name = "MMC",
+	.onmask = {
+		   {U300_SYSCON_PMC1LR_MMCSD_MASK,
+		    U300_SYSCON_PMC1LR_MMCSD_MMCSD},
+		   {0, 0},
+		   {0, 0},
+		   {0, 0},
+		   {U300_SYSCON_PMC4R_APP_MISC_12_MASK,
+		    U300_SYSCON_PMC4R_APP_MISC_12_APP_GPIO}
+		   },
+};
+
+static struct pmx spi_setting = {
+	.setting = U300_APP_PMX_SPI_SETTING,
+	.default_on = false,
+	.activated = false,
+	.name = "SPI",
+	.onmask = {{0, 0},
+		   {U300_SYSCON_PMC1HR_APP_SPI_2_MASK |
+		    U300_SYSCON_PMC1HR_APP_SPI_CS_1_MASK |
+		    U300_SYSCON_PMC1HR_APP_SPI_CS_2_MASK,
+		    U300_SYSCON_PMC1HR_APP_SPI_2_SPI |
+		    U300_SYSCON_PMC1HR_APP_SPI_CS_1_SPI |
+		    U300_SYSCON_PMC1HR_APP_SPI_CS_2_SPI},
+		   {0, 0},
+		   {0, 0},
+		   {0, 0}
+		   },
+};
+
+/* Available padmux settings */
+static struct pmx *pmx_settings[] = {
+	&mmc_setting,
+	&spi_setting,
+};
+
+static void update_registers(struct pmx *pmx, bool activate)
+{
+	u16 regval, val, mask;
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(pmx_registers); i++) {
+		if (activate)
+			val = pmx->onmask[i].val;
+		else
+			val = 0;
+
+		mask = pmx->onmask[i].mask;
+		if (mask != 0) {
+			regval = readw(pmx_registers[i]);
+			regval &= ~mask;
+			regval |= val;
+			writew(regval, pmx_registers[i]);
+		}
+	}
+}
+
+struct pmx *pmx_get(struct device *dev, enum pmx_settings setting)
+{
+	int i;
+	struct pmx *pmx = ERR_PTR(-ENOENT);
+
+	if (dev == NULL)
+		return ERR_PTR(-EINVAL);
+
+	mutex_lock(&pmx_mutex);
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+
+		if (setting == pmx_settings[i]->setting) {
+
+			if (pmx_settings[i]->dev != NULL) {
+				WARN(1, "padmux: required setting "
+				     "in use by another consumer\n");
+			} else {
+				pmx = pmx_settings[i];
+				pmx->dev = dev;
+				dev_dbg(dev, "padmux: setting nr %d is now "
+					"bound to %s and ready to use\n",
+					setting, dev_name(dev));
+				break;
+			}
+		}
+	}
+	mutex_unlock(&pmx_mutex);
+
+	return pmx;
+}
+EXPORT_SYMBOL(pmx_get);
+
+int pmx_put(struct device *dev, struct pmx *pmx)
+{
+	int i;
+	int ret = -ENOENT;
+
+	if (pmx == NULL || dev == NULL)
+		return -EINVAL;
+
+	mutex_lock(&pmx_mutex);
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+
+		if (pmx->setting == pmx_settings[i]->setting) {
+
+			if (dev != pmx->dev) {
+				WARN(1, "padmux: cannot release handle as "
+					"it is bound to another consumer\n");
+				ret = -EINVAL;
+				break;
+			} else {
+				pmx_settings[i]->dev = NULL;
+				ret = 0;
+				break;
+			}
+		}
+	}
+	mutex_unlock(&pmx_mutex);
+
+	return ret;
+}
+EXPORT_SYMBOL(pmx_put);
+
+int pmx_activate(struct device *dev, struct pmx *pmx)
+{
+	int i, j, ret;
+	ret = 0;
+
+	if (pmx == NULL || dev == NULL)
+		return -EINVAL;
+
+	mutex_lock(&pmx_mutex);
+
+	/* Make sure the required bits are not used */
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+
+		if (pmx_settings[i]->dev == NULL || pmx_settings[i] == pmx)
+			continue;
+
+		for (j = 0; j < ARRAY_SIZE(pmx_registers); j++) {
+
+			if (pmx_settings[i]->onmask[j].mask & pmx->
+				onmask[j].mask) {
+				/* More than one entry on the same bits */
+				WARN(1, "padmux: cannot activate "
+					"setting. Bit conflict with "
+					"an active setting\n");
+
+				ret = -EUSERS;
+				goto exit;
+			}
+		}
+	}
+	update_registers(pmx, true);
+	pmx->activated = true;
+	dev_dbg(dev, "padmux: setting nr %d is activated\n",
+		pmx->setting);
+
+exit:
+	mutex_unlock(&pmx_mutex);
+	return ret;
+}
+EXPORT_SYMBOL(pmx_activate);
+
+int pmx_deactivate(struct device *dev, struct pmx *pmx)
+{
+	int i;
+	int ret = -ENOENT;
+
+	if (pmx == NULL || dev == NULL)
+		return -EINVAL;
+
+	mutex_lock(&pmx_mutex);
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+
+		if (pmx_settings[i]->dev == NULL)
+			continue;
+
+		if (pmx->setting == pmx_settings[i]->setting) {
+
+			if (dev != pmx->dev) {
+				WARN(1, "padmux: cannot deactivate "
+				     "pmx setting as it was activated "
+				     "by another consumer\n");
+
+				ret = -EBUSY;
+				continue;
+			} else {
+				update_registers(pmx, false);
+				pmx_settings[i]->dev = NULL;
+				pmx->activated = false;
+				ret = 0;
+				dev_dbg(dev, "padmux: setting nr %d is deactivated",
+					pmx->setting);
+				break;
+			}
+		}
+	}
+	mutex_unlock(&pmx_mutex);
+
+	return ret;
+}
+EXPORT_SYMBOL(pmx_deactivate);
+
+/*
+ * For internal use only. If it is to be exported,
+ * it should be reentrant. Notice that pmx_activate
+ * (i.e. runtime settings) always override default settings.
+ */
+static int pmx_set_default(void)
+{
+	/* Used to identify several entries on the same bits */
+	u16 modbits[ARRAY_SIZE(pmx_registers)];
+
+	int i, j;
+
+	memset(modbits, 0, ARRAY_SIZE(pmx_registers) * sizeof(u16));
+
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+
+		if (!pmx_settings[i]->default_on)
+			continue;
+
+		for (j = 0; j < ARRAY_SIZE(pmx_registers); j++) {
+
+			/* Make sure there is only one entry on the same bits */
+			if (modbits[j] & pmx_settings[i]->onmask[j].mask) {
+				BUG();
+				return -EUSERS;
+			}
+			modbits[j] |= pmx_settings[i]->onmask[j].mask;
+		}
+		update_registers(pmx_settings[i], true);
+	}
+	return 0;
 }
+
+#if (defined(CONFIG_DEBUG_FS) && defined(CONFIG_U300_DEBUG))
+static int pmx_show(struct seq_file *s, void *data)
+{
+	int i;
+	seq_printf(s, "-------------------------------------------------\n");
+	seq_printf(s, "SETTING     BOUND TO DEVICE               STATE\n");
+	seq_printf(s, "-------------------------------------------------\n");
+	mutex_lock(&pmx_mutex);
+	for (i = 0; i < ARRAY_SIZE(pmx_settings); i++) {
+		/* Format pmx and device name nicely */
+		char cdp[33];
+		int chars;
+
+		chars = snprintf(&cdp[0], 17, "%s", pmx_settings[i]->name);
+		while (chars < 16) {
+			cdp[chars] = ' ';
+			chars++;
+		}
+		chars = snprintf(&cdp[16], 17, "%s", pmx_settings[i]->dev ?
+				dev_name(pmx_settings[i]->dev) : "N/A");
+		while (chars < 16) {
+			cdp[chars+16] = ' ';
+			chars++;
+		}
+		cdp[32] = '\0';
+
+		seq_printf(s,
+			"%s\t%s\n",
+			&cdp[0],
+			pmx_settings[i]->activated ?
+			"ACTIVATED" : "DEACTIVATED"
+			);
+
+	}
+	mutex_unlock(&pmx_mutex);
+	return 0;
+}
+
+static int pmx_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, pmx_show, NULL);
+}
+
+static const struct file_operations pmx_operations = {
+	.owner		= THIS_MODULE,
+	.open		= pmx_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
+
+static int __init init_pmx_read_debugfs(void)
+{
+	/* Expose a simple debugfs interface to view pmx settings */
+	(void) debugfs_create_file("padmux", S_IFREG | S_IRUGO,
+				   NULL, NULL,
+				   &pmx_operations);
+	return 0;
+}
+
+/*
+ * This needs to come in after the core_initcall(),
+ * because debugfs is not available until
+ * the subsystems come up.
+ */
+module_init(init_pmx_read_debugfs);
+#endif
+
+static int __init pmx_init(void)
+{
+	int ret;
+
+	ret = pmx_set_default();
+
+	if (IS_ERR_VALUE(ret))
+		pr_crit("padmux: default settings could not be set\n");
+
+	return 0;
+}
+
+/* Should be initialized before consumers */
+core_initcall(pmx_init);
diff --git a/arch/arm/mach-u300/padmux.h b/arch/arm/mach-u300/padmux.h
index 8c2099ac5046..6e8b86064097 100644
--- a/arch/arm/mach-u300/padmux.h
+++ b/arch/arm/mach-u300/padmux.h
@@ -6,14 +6,34 @@
  * Copyright (C) 2009 ST-Ericsson AB
  * License terms: GNU General Public License (GPL) version 2
  * U300 PADMUX API
- * Author: Linus Walleij <linus.walleij@stericsson.com>
- *
+ * Author: Martin Persson <martin.persson@stericsson.com>
  */
 
 #ifndef __MACH_U300_PADMUX_H
 #define __MACH_U300_PADMUX_H
 
-void pmx_set_mission_mode_mmc(void);
-void pmx_set_mission_mode_spi(void);
+enum pmx_settings {
+	U300_APP_PMX_MMC_SETTING,
+	U300_APP_PMX_SPI_SETTING
+};
+
+struct pmx_onmask {
+	u16 mask;		/* Mask bits */
+	u16 val;		/* Value when active */
+};
+
+struct pmx {
+	struct device *dev;
+	enum pmx_settings setting;
+	char *name;
+	bool activated;
+	bool default_on;
+	struct pmx_onmask onmask[];
+};
+
+struct pmx *pmx_get(struct device *dev, enum pmx_settings setting);
+int pmx_put(struct device *dev, struct pmx *pmx);
+int pmx_activate(struct device *dev, struct pmx *pmx);
+int pmx_deactivate(struct device *dev, struct pmx *pmx);
 
 #endif
diff --git a/arch/arm/mach-u300/spi.c b/arch/arm/mach-u300/spi.c
new file mode 100644
index 000000000000..f0e887bea30e
--- /dev/null
+++ b/arch/arm/mach-u300/spi.c
@@ -0,0 +1,124 @@
+/*
+ * arch/arm/mach-u300/spi.c
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#include <linux/device.h>
+#include <linux/amba/bus.h>
+#include <linux/spi/spi.h>
+#include <linux/amba/pl022.h>
+#include <linux/err.h>
+#include "padmux.h"
+
+/*
+ * The following is for the actual devices on the SSP/SPI bus
+ */
+#ifdef CONFIG_MACH_U300_SPIDUMMY
+static void select_dummy_chip(u32 chipselect)
+{
+	pr_debug("CORE: %s called with CS=0x%x (%s)\n",
+		 __func__,
+		 chipselect,
+		 chipselect ? "unselect chip" : "select chip");
+	/*
+	 * Here you would write the chip select value to the GPIO pins if
+	 * this was a real chip (but this is a loopback dummy).
+	 */
+}
+
+struct pl022_config_chip dummy_chip_info = {
+	/* Nominally this is LOOPBACK_DISABLED, but this is our dummy chip! */
+	.lbm = LOOPBACK_ENABLED,
+	/*
+	 * available POLLING_TRANSFER and INTERRUPT_TRANSFER,
+	 * DMA_TRANSFER does not work
+	 */
+	.com_mode = INTERRUPT_TRANSFER,
+	.iface = SSP_INTERFACE_MOTOROLA_SPI,
+	/* We can only act as master but SSP_SLAVE is possible in theory */
+	.hierarchy = SSP_MASTER,
+	/* 0 = drive TX even as slave, 1 = do not drive TX as slave */
+	.slave_tx_disable = 0,
+	/* LSB first */
+	.endian_tx = SSP_TX_LSB,
+	.endian_rx = SSP_RX_LSB,
+	.data_size = SSP_DATA_BITS_8, /* used to be 12 in some default */
+	.rx_lev_trig = SSP_RX_1_OR_MORE_ELEM,
+	.tx_lev_trig = SSP_TX_1_OR_MORE_EMPTY_LOC,
+	.clk_phase = SSP_CLK_SECOND_EDGE,
+	.clk_pol = SSP_CLK_POL_IDLE_LOW,
+	.ctrl_len = SSP_BITS_12,
+	.wait_state = SSP_MWIRE_WAIT_ZERO,
+	.duplex = SSP_MICROWIRE_CHANNEL_FULL_DUPLEX,
+	/*
+	 * This is where you insert a call to a function to enable CS
+	 * (usually GPIO) for a certain chip.
+	 */
+	.cs_control = select_dummy_chip,
+};
+#endif
+
+static struct spi_board_info u300_spi_devices[] = {
+#ifdef CONFIG_MACH_U300_SPIDUMMY
+	{
+		/* A dummy chip used for loopback tests */
+		.modalias       = "spi-dummy",
+		/* Really dummy, pass in additional chip config here */
+		.platform_data  = NULL,
+		/* This defines how the controller shall handle the device */
+		.controller_data = &dummy_chip_info,
+		/* .irq - no external IRQ routed from this device */
+		.max_speed_hz   = 1000000,
+		.bus_num        = 0, /* Only one bus on this chip */
+		.chip_select    = 0,
+		/* Means SPI_CS_HIGH, change if e.g low CS */
+		.mode           = 0,
+	},
+#endif
+};
+
+static struct pl022_ssp_controller ssp_platform_data = {
+	/* If you have several SPI buses this varies, we have only bus 0 */
+	.bus_id = 0,
+	/* Set this to 1 when we think we got DMA working */
+	.enable_dma = 0,
+	/*
+	 * On the APP CPU GPIO 4, 5 and 6 are connected as generic
+	 * chip selects for SPI. (Same on U330, U335 and U365.)
+	 * TODO: make sure the GPIO driver can select these properly
+	 * and do padmuxing accordingly too.
+	 */
+	.num_chipselect = 3,
+};
+
+
+void __init u300_spi_init(struct amba_device *adev)
+{
+	struct pmx *pmx;
+
+	adev->dev.platform_data = &ssp_platform_data;
+	/*
+	 * Setup padmuxing for SPI. Since this must always be
+	 * compiled into the kernel, pmx is never released.
+	 */
+	pmx = pmx_get(&adev->dev, U300_APP_PMX_SPI_SETTING);
+
+	if (IS_ERR(pmx))
+		dev_warn(&adev->dev, "Could not get padmux handle\n");
+	else {
+		int ret;
+
+		ret = pmx_activate(&adev->dev, pmx);
+		if (IS_ERR_VALUE(ret))
+			dev_warn(&adev->dev, "Could not activate padmuxing\n");
+	}
+
+}
+void __init u300_spi_register_board_devices(void)
+{
+	/* Register any SPI devices */
+	spi_register_board_info(u300_spi_devices, ARRAY_SIZE(u300_spi_devices));
+}
diff --git a/arch/arm/mach-u300/spi.h b/arch/arm/mach-u300/spi.h
new file mode 100644
index 000000000000..bd3d867e240f
--- /dev/null
+++ b/arch/arm/mach-u300/spi.h
@@ -0,0 +1,26 @@
+/*
+ * arch/arm/mach-u300/spi.h
+ *
+ * Copyright (C) 2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ *
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ */
+#ifndef SPI_H
+#define SPI_H
+#include <linux/amba/bus.h>
+
+#ifdef CONFIG_SPI_PL022
+void __init u300_spi_init(struct amba_device *adev);
+void __init u300_spi_register_board_devices(void);
+#else
+/* Compile out SPI support if PL022 is not selected */
+static inline void __init u300_spi_init(struct amba_device *adev)
+{
+}
+static inline void __init u300_spi_register_board_devices(void)
+{
+}
+#endif
+
+#endif
diff --git a/arch/arm/mach-u300/timer.c b/arch/arm/mach-u300/timer.c
index cce53204880e..26d26f5100fe 100644
--- a/arch/arm/mach-u300/timer.c
+++ b/arch/arm/mach-u300/timer.c
@@ -346,6 +346,21 @@ static struct clocksource clocksource_u300_1mhz = {
 	.flags          = CLOCK_SOURCE_IS_CONTINUOUS,
 };
 
+/*
+ * Override the global weak sched_clock symbol with this
+ * local implementation which uses the clocksource to get some
+ * better resolution when scheduling the kernel. We accept that
+ * this wraps around for now, since it is just a relative time
+ * stamp. (Inspired by OMAP implementation.)
+ */
+unsigned long long notrace sched_clock(void)
+{
+	return clocksource_cyc2ns(clocksource_u300_1mhz.read(
+				  &clocksource_u300_1mhz),
+				  clocksource_u300_1mhz.mult,
+				  clocksource_u300_1mhz.shift);
+}
+
 
 /*
  * This sets up the system timers, clock source and clock event.
diff --git a/arch/arm/mach-versatile/core.c b/arch/arm/mach-versatile/core.c
index 975eae41ee66..e13be7c444ca 100644
--- a/arch/arm/mach-versatile/core.c
+++ b/arch/arm/mach-versatile/core.c
@@ -27,6 +27,7 @@
 #include <linux/amba/bus.h>
 #include <linux/amba/clcd.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/clocksource.h>
 #include <linux/clockchips.h>
 #include <linux/cnt32_to_63.h>
@@ -47,7 +48,6 @@
 #include <asm/mach/irq.h>
 #include <asm/mach/time.h>
 #include <asm/mach/map.h>
-#include <asm/mach/mmc.h>
 
 #include "core.h"
 #include "clock.h"
@@ -369,7 +369,7 @@ unsigned int mmc_status(struct device *dev)
 	return readl(VERSATILE_SYSMCI) & mask;
 }
 
-static struct mmc_platform_data mmc0_plat_data = {
+static struct mmci_platform_data mmc0_plat_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
 	.status		= mmc_status,
 	.gpio_wp	= -1,
diff --git a/arch/arm/mach-versatile/versatile_pb.c b/arch/arm/mach-versatile/versatile_pb.c
index 9af8d8154df5..239cd30fc4f5 100644
--- a/arch/arm/mach-versatile/versatile_pb.c
+++ b/arch/arm/mach-versatile/versatile_pb.c
@@ -24,6 +24,7 @@
 #include <linux/sysdev.h>
 #include <linux/amba/bus.h>
 #include <linux/amba/pl061.h>
+#include <linux/amba/mmci.h>
 #include <linux/io.h>
 
 #include <mach/hardware.h>
@@ -31,7 +32,6 @@
 #include <asm/mach-types.h>
 
 #include <asm/mach/arch.h>
-#include <asm/mach/mmc.h>
 
 #include "core.h"
 
@@ -41,7 +41,7 @@
 #define IRQ_MMCI1A	IRQ_SIC_MMCI1A
 #endif
 
-static struct mmc_platform_data mmc1_plat_data = {
+static struct mmci_platform_data mmc1_plat_data = {
 	.ocr_mask	= MMC_VDD_32_33|MMC_VDD_33_34,
 	.status		= mmc_status,
 	.gpio_wp	= -1,
diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig
index 5fe595aeba69..9264d814cd7a 100644
--- a/arch/arm/mm/Kconfig
+++ b/arch/arm/mm/Kconfig
@@ -17,7 +17,7 @@ config CPU_ARM610
 	select CPU_CP15_MMU
 	select CPU_COPY_V3 if MMU
 	select CPU_TLB_V3 if MMU
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	help
 	  The ARM610 is the successor to the ARM3 processor
 	  and was produced by VLSI Technology Inc.
@@ -31,7 +31,7 @@ config CPU_ARM7TDMI
 	depends on !MMU
 	select CPU_32v4T
 	select CPU_ABRT_LV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4
 	help
 	  A 32-bit RISC microprocessor based on the ARM7 processor core
@@ -49,7 +49,7 @@ config CPU_ARM710
 	select CPU_CP15_MMU
 	select CPU_COPY_V3 if MMU
 	select CPU_TLB_V3 if MMU
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	help
 	  A 32-bit RISC microprocessor based on the ARM7 processor core
 	  designed by Advanced RISC Machines Ltd. The ARM710 is the
@@ -64,7 +64,7 @@ config CPU_ARM720T
 	bool "Support ARM720T processor" if ARCH_INTEGRATOR
 	select CPU_32v4T
 	select CPU_ABRT_LV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -83,7 +83,7 @@ config CPU_ARM740T
 	depends on !MMU
 	select CPU_32v4T
 	select CPU_ABRT_LV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V3	# although the core is v4t
 	select CPU_CP15_MPU
 	help
@@ -100,7 +100,7 @@ config CPU_ARM9TDMI
 	depends on !MMU
 	select CPU_32v4T
 	select CPU_ABRT_NOMMU
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4
 	help
 	  A 32-bit RISC microprocessor based on the ARM9 processor core
@@ -114,7 +114,7 @@ config CPU_ARM920T
 	bool "Support ARM920T processor" if ARCH_INTEGRATOR
 	select CPU_32v4T
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WT
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -122,10 +122,7 @@ config CPU_ARM920T
 	select CPU_TLB_V4WBI if MMU
 	help
 	  The ARM920T is licensed to be produced by numerous vendors,
-	  and is used in the Maverick EP9312 and the Samsung S3C2410.
-
-	  More information on the Maverick EP9312 at
-	  <http://linuxdevices.com/products/PD2382866068.html>.
+	  and is used in the Cirrus EP93xx and the Samsung S3C2410.
 
 	  Say Y if you want support for the ARM920T processor.
 	  Otherwise, say N.
@@ -135,7 +132,7 @@ config CPU_ARM922T
 	bool "Support ARM922T processor" if ARCH_INTEGRATOR
 	select CPU_32v4T
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WT
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -154,7 +151,7 @@ config CPU_ARM925T
  	bool "Support ARM925T processor" if ARCH_OMAP1
 	select CPU_32v4T
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WT
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -173,7 +170,7 @@ config CPU_ARM926T
 	bool "Support ARM926T processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
 	select CPU_32v5
 	select CPU_ABRT_EV5TJ
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_COPY_V4WB if MMU
@@ -191,7 +188,7 @@ config CPU_FA526
 	bool
 	select CPU_32v4
 	select CPU_ABRT_EV4
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_CACHE_FA
@@ -210,7 +207,7 @@ config CPU_ARM940T
 	depends on !MMU
 	select CPU_32v4T
 	select CPU_ABRT_NOMMU
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MPU
 	help
@@ -228,7 +225,7 @@ config CPU_ARM946E
 	depends on !MMU
 	select CPU_32v5
 	select CPU_ABRT_NOMMU
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MPU
 	help
@@ -244,7 +241,7 @@ config CPU_ARM1020
 	bool "Support ARM1020T (rev 0) processor" if ARCH_INTEGRATOR
 	select CPU_32v5
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WT
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -262,7 +259,7 @@ config CPU_ARM1020E
 	bool "Support ARM1020E processor" if ARCH_INTEGRATOR
 	select CPU_32v5
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WT
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -275,7 +272,7 @@ config CPU_ARM1022
 	bool "Support ARM1022E processor" if ARCH_INTEGRATOR
 	select CPU_32v5
 	select CPU_ABRT_EV4T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_COPY_V4WB if MMU # can probably do better
@@ -293,7 +290,7 @@ config CPU_ARM1026
 	bool "Support ARM1026EJ-S processor" if ARCH_INTEGRATOR
 	select CPU_32v5
 	select CPU_ABRT_EV5T # But need Jazelle, but EV5TJ ignores bit 10
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_COPY_V4WB if MMU # can probably do better
@@ -311,7 +308,7 @@ config CPU_SA110
 	select CPU_32v3 if ARCH_RPC
 	select CPU_32v4 if !ARCH_RPC
 	select CPU_ABRT_EV4
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WB
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -331,7 +328,7 @@ config CPU_SA1100
 	bool
 	select CPU_32v4
 	select CPU_ABRT_EV4
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_V4WB
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
@@ -342,7 +339,7 @@ config CPU_XSCALE
 	bool
 	select CPU_32v5
 	select CPU_ABRT_EV5T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_TLB_V4WBI if MMU
@@ -352,7 +349,7 @@ config CPU_XSC3
 	bool
 	select CPU_32v5
 	select CPU_ABRT_EV5T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_TLB_V4WBI if MMU
@@ -363,7 +360,7 @@ config CPU_MOHAWK
 	bool
 	select CPU_32v5
 	select CPU_ABRT_EV5T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_TLB_V4WBI if MMU
@@ -374,7 +371,7 @@ config CPU_FEROCEON
 	bool
 	select CPU_32v5
 	select CPU_ABRT_EV5T
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_LEGACY
 	select CPU_CACHE_VIVT
 	select CPU_CP15_MMU
 	select CPU_COPY_FEROCEON if MMU
@@ -394,7 +391,7 @@ config CPU_V6
 	bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
 	select CPU_32v6
 	select CPU_ABRT_EV6
-	select CPU_PABRT_NOIFAR
+	select CPU_PABRT_V6
 	select CPU_CACHE_V6
 	select CPU_CACHE_VIPT
 	select CPU_CP15_MMU
@@ -420,7 +417,7 @@ config CPU_V7
 	select CPU_32v6K
 	select CPU_32v7
 	select CPU_ABRT_EV7
-	select CPU_PABRT_IFAR
+	select CPU_PABRT_V7
 	select CPU_CACHE_V7
 	select CPU_CACHE_VIPT
 	select CPU_CP15_MMU
@@ -482,10 +479,13 @@ config CPU_ABRT_EV6
 config CPU_ABRT_EV7
 	bool
 
-config CPU_PABRT_IFAR
+config CPU_PABRT_LEGACY
+	bool
+
+config CPU_PABRT_V6
 	bool
 
-config CPU_PABRT_NOIFAR
+config CPU_PABRT_V7
 	bool
 
 # The cache model
@@ -771,3 +771,8 @@ config CACHE_XSC3L2
 	select OUTER_CACHE
 	help
 	  This option enables the L2 cache on XScale3.
+
+config ARM_L1_CACHE_SHIFT
+	int
+	default 6 if ARCH_OMAP3
+	default 5
diff --git a/arch/arm/mm/Makefile b/arch/arm/mm/Makefile
index 63e3f6dd0e21..055cb2aa8134 100644
--- a/arch/arm/mm/Makefile
+++ b/arch/arm/mm/Makefile
@@ -27,6 +27,10 @@ obj-$(CONFIG_CPU_ABRT_EV5TJ)	+= abort-ev5tj.o
 obj-$(CONFIG_CPU_ABRT_EV6)	+= abort-ev6.o
 obj-$(CONFIG_CPU_ABRT_EV7)	+= abort-ev7.o
 
+obj-$(CONFIG_CPU_PABRT_LEGACY)	+= pabort-legacy.o
+obj-$(CONFIG_CPU_PABRT_V6)	+= pabort-v6.o
+obj-$(CONFIG_CPU_PABRT_V7)	+= pabort-v7.o
+
 obj-$(CONFIG_CPU_CACHE_V3)	+= cache-v3.o
 obj-$(CONFIG_CPU_CACHE_V4)	+= cache-v4.o
 obj-$(CONFIG_CPU_CACHE_V4WT)	+= cache-v4wt.o
diff --git a/arch/arm/mm/cache-v6.S b/arch/arm/mm/cache-v6.S
index 8f5c13f4c936..295e25dd6381 100644
--- a/arch/arm/mm/cache-v6.S
+++ b/arch/arm/mm/cache-v6.S
@@ -12,6 +12,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/unwind.h>
 
 #include "proc-macros.S"
 
@@ -121,11 +122,13 @@ ENTRY(v6_coherent_kern_range)
  *	- the Icache does not read data from the write buffer
  */
 ENTRY(v6_coherent_user_range)
-
+ UNWIND(.fnstart		)
 #ifdef HARVARD_CACHE
 	bic	r0, r0, #CACHE_LINE_SIZE - 1
-1:	mcr	p15, 0, r0, c7, c10, 1		@ clean D line
+1:
+ USER(	mcr	p15, 0, r0, c7, c10, 1	)	@ clean D line
 	add	r0, r0, #CACHE_LINE_SIZE
+2:
 	cmp	r0, r1
 	blo	1b
 #endif
@@ -143,6 +146,19 @@ ENTRY(v6_coherent_user_range)
 	mov	pc, lr
 
 /*
+ * Fault handling for the cache operation above. If the virtual address in r0
+ * isn't mapped, just try the next page.
+ */
+9001:
+	mov	r0, r0, lsr #12
+	mov	r0, r0, lsl #12
+	add	r0, r0, #4096
+	b	2b
+ UNWIND(.fnend		)
+ENDPROC(v6_coherent_user_range)
+ENDPROC(v6_coherent_kern_range)
+
+/*
  *	v6_flush_kern_dcache_page(kaddr)
  *
  *	Ensure that the data held in the page kaddr is written back
diff --git a/arch/arm/mm/cache-v7.S b/arch/arm/mm/cache-v7.S
index bda0ec31a4e2..e1bd9759617f 100644
--- a/arch/arm/mm/cache-v7.S
+++ b/arch/arm/mm/cache-v7.S
@@ -13,6 +13,7 @@
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <asm/assembler.h>
+#include <asm/unwind.h>
 
 #include "proc-macros.S"
 
@@ -153,13 +154,16 @@ ENTRY(v7_coherent_kern_range)
  *	- the Icache does not read data from the write buffer
  */
 ENTRY(v7_coherent_user_range)
+ UNWIND(.fnstart		)
 	dcache_line_size r2, r3
 	sub	r3, r2, #1
 	bic	r0, r0, r3
-1:	mcr	p15, 0, r0, c7, c11, 1		@ clean D line to the point of unification
+1:
+ USER(	mcr	p15, 0, r0, c7, c11, 1	)	@ clean D line to the point of unification
 	dsb
-	mcr	p15, 0, r0, c7, c5, 1		@ invalidate I line
+ USER(	mcr	p15, 0, r0, c7, c5, 1	)	@ invalidate I line
 	add	r0, r0, r2
+2:
 	cmp	r0, r1
 	blo	1b
 	mov	r0, #0
@@ -167,6 +171,17 @@ ENTRY(v7_coherent_user_range)
 	dsb
 	isb
 	mov	pc, lr
+
+/*
+ * Fault handling for the cache operation above. If the virtual address in r0
+ * isn't mapped, just try the next page.
+ */
+9001:
+	mov	r0, r0, lsr #12
+	mov	r0, r0, lsl #12
+	add	r0, r0, #4096
+	b	2b
+ UNWIND(.fnend		)
 ENDPROC(v7_coherent_kern_range)
 ENDPROC(v7_coherent_user_range)
 
diff --git a/arch/arm/mm/context.c b/arch/arm/mm/context.c
index fc84fcc74380..a9e22e31eaa1 100644
--- a/arch/arm/mm/context.c
+++ b/arch/arm/mm/context.c
@@ -50,15 +50,12 @@ void __new_context(struct mm_struct *mm)
 		isb();
 		flush_tlb_all();
 		if (icache_is_vivt_asid_tagged()) {
-			asm("mcr	p15, 0, %0, c7, c5, 0	@ invalidate I-cache\n"
-			    "mcr	p15, 0, %0, c7, c5, 6	@ flush BTAC/BTB\n"
-			    :
-			    : "r" (0));
+			__flush_icache_all();
 			dsb();
 		}
 	}
 	spin_unlock(&cpu_asid_lock);
 
-	mm->cpu_vm_mask = cpumask_of_cpu(smp_processor_id());
+	cpumask_copy(mm_cpumask(mm), cpumask_of(smp_processor_id()));
 	mm->context.id = asid;
 }
diff --git a/arch/arm/mm/dma-mapping.c b/arch/arm/mm/dma-mapping.c
index b30925fcbcdc..b9590a7085ca 100644
--- a/arch/arm/mm/dma-mapping.c
+++ b/arch/arm/mm/dma-mapping.c
@@ -205,7 +205,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp,
 
 	order = get_order(size);
 
-	if (mask != 0xffffffff)
+	if (mask < 0xffffffffULL)
 		gfp |= GFP_DMA;
 
 	page = alloc_pages(gfp, order);
@@ -289,7 +289,7 @@ __dma_alloc(struct device *dev, size_t size, dma_addr_t *handle, gfp_t gfp,
 	if (!mask)
 		goto error;
 
-	if (mask != 0xffffffff)
+	if (mask < 0xffffffffULL)
 		gfp |= GFP_DMA;
 	virt = kmalloc(size, gfp);
 	if (!virt)
diff --git a/arch/arm/mm/fault-armv.c b/arch/arm/mm/fault-armv.c
index bc0099d5ae85..d0d17b6a3703 100644
--- a/arch/arm/mm/fault-armv.c
+++ b/arch/arm/mm/fault-armv.c
@@ -153,14 +153,11 @@ void update_mmu_cache(struct vm_area_struct *vma, unsigned long addr, pte_t pte)
 
 	page = pfn_to_page(pfn);
 	mapping = page_mapping(page);
-	if (mapping) {
 #ifndef CONFIG_SMP
-		int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags);
-
-		if (dirty)
-			__flush_dcache_page(mapping, page);
+	if (test_and_clear_bit(PG_dcache_dirty, &page->flags))
+		__flush_dcache_page(mapping, page);
 #endif
-
+	if (mapping) {
 		if (cache_is_vivt())
 			make_coherent(mapping, vma, addr, pfn);
 		else if (vma->vm_flags & VM_EXEC)
diff --git a/arch/arm/mm/fault.c b/arch/arm/mm/fault.c
index cc8829d7e116..10e06801afb3 100644
--- a/arch/arm/mm/fault.c
+++ b/arch/arm/mm/fault.c
@@ -25,6 +25,19 @@
 
 #include "fault.h"
 
+/*
+ * Fault status register encodings.  We steal bit 31 for our own purposes.
+ */
+#define FSR_LNX_PF		(1 << 31)
+#define FSR_WRITE		(1 << 11)
+#define FSR_FS4			(1 << 10)
+#define FSR_FS3_0		(15)
+
+static inline int fsr_fs(unsigned int fsr)
+{
+	return (fsr & FSR_FS3_0) | (fsr & FSR_FS4) >> 6;
+}
+
 #ifdef CONFIG_MMU
 
 #ifdef CONFIG_KPROBES
@@ -182,18 +195,35 @@ void do_bad_area(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 #define VM_FAULT_BADMAP		0x010000
 #define VM_FAULT_BADACCESS	0x020000
 
-static int
+/*
+ * Check that the permissions on the VMA allow for the fault which occurred.
+ * If we encountered a write fault, we must have write permission, otherwise
+ * we allow any permission.
+ */
+static inline bool access_error(unsigned int fsr, struct vm_area_struct *vma)
+{
+	unsigned int mask = VM_READ | VM_WRITE | VM_EXEC;
+
+	if (fsr & FSR_WRITE)
+		mask = VM_WRITE;
+	if (fsr & FSR_LNX_PF)
+		mask = VM_EXEC;
+
+	return vma->vm_flags & mask ? false : true;
+}
+
+static int __kprobes
 __do_page_fault(struct mm_struct *mm, unsigned long addr, unsigned int fsr,
 		struct task_struct *tsk)
 {
 	struct vm_area_struct *vma;
-	int fault, mask;
+	int fault;
 
 	vma = find_vma(mm, addr);
 	fault = VM_FAULT_BADMAP;
-	if (!vma)
+	if (unlikely(!vma))
 		goto out;
-	if (vma->vm_start > addr)
+	if (unlikely(vma->vm_start > addr))
 		goto check_stack;
 
 	/*
@@ -201,47 +231,24 @@ __do_page_fault(struct mm_struct *mm, unsigned long addr, unsigned int fsr,
 	 * memory access, so we can handle it.
 	 */
 good_area:
-	if (fsr & (1 << 11)) /* write? */
-		mask = VM_WRITE;
-	else
-		mask = VM_READ|VM_EXEC|VM_WRITE;
-
-	fault = VM_FAULT_BADACCESS;
-	if (!(vma->vm_flags & mask))
+	if (access_error(fsr, vma)) {
+		fault = VM_FAULT_BADACCESS;
 		goto out;
+	}
 
 	/*
-	 * If for any reason at all we couldn't handle
-	 * the fault, make sure we exit gracefully rather
-	 * than endlessly redo the fault.
+	 * If for any reason at all we couldn't handle the fault, make
+	 * sure we exit gracefully rather than endlessly redo the fault.
 	 */
-survive:
-	fault = handle_mm_fault(mm, vma, addr & PAGE_MASK, (fsr & (1 << 11)) ? FAULT_FLAG_WRITE : 0);
-	if (unlikely(fault & VM_FAULT_ERROR)) {
-		if (fault & VM_FAULT_OOM)
-			goto out_of_memory;
-		else if (fault & VM_FAULT_SIGBUS)
-			return fault;
-		BUG();
-	}
+	fault = handle_mm_fault(mm, vma, addr & PAGE_MASK, (fsr & FSR_WRITE) ? FAULT_FLAG_WRITE : 0);
+	if (unlikely(fault & VM_FAULT_ERROR))
+		return fault;
 	if (fault & VM_FAULT_MAJOR)
 		tsk->maj_flt++;
 	else
 		tsk->min_flt++;
 	return fault;
 
-out_of_memory:
-	if (!is_global_init(tsk))
-		goto out;
-
-	/*
-	 * If we are out of memory for pid1, sleep for a while and retry
-	 */
-	up_read(&mm->mmap_sem);
-	yield();
-	down_read(&mm->mmap_sem);
-	goto survive;
-
 check_stack:
 	if (vma->vm_flags & VM_GROWSDOWN && !expand_stack(vma, addr))
 		goto good_area;
@@ -278,6 +285,18 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 		if (!user_mode(regs) && !search_exception_tables(regs->ARM_pc))
 			goto no_context;
 		down_read(&mm->mmap_sem);
+	} else {
+		/*
+		 * The above down_read_trylock() might have succeeded in
+		 * which case, we'll have missed the might_sleep() from
+		 * down_read()
+		 */
+		might_sleep();
+#ifdef CONFIG_DEBUG_VM
+		if (!user_mode(regs) &&
+		    !search_exception_tables(regs->ARM_pc))
+			goto no_context;
+#endif
 	}
 
 	fault = __do_page_fault(mm, addr, fsr, tsk);
@@ -289,6 +308,16 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 	if (likely(!(fault & (VM_FAULT_ERROR | VM_FAULT_BADMAP | VM_FAULT_BADACCESS))))
 		return 0;
 
+	if (fault & VM_FAULT_OOM) {
+		/*
+		 * We ran out of memory, call the OOM killer, and return to
+		 * userspace (which will retry the fault, or kill us if we
+		 * got oom-killed)
+		 */
+		pagefault_out_of_memory();
+		return 0;
+	}
+
 	/*
 	 * If we are in kernel mode at this point, we
 	 * have no context to handle this fault with.
@@ -296,16 +325,6 @@ do_page_fault(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 	if (!user_mode(regs))
 		goto no_context;
 
-	if (fault & VM_FAULT_OOM) {
-		/*
-		 * We ran out of memory, or some other thing
-		 * happened to us that made us unable to handle
-		 * the page fault gracefully.
-		 */
-		printk("VM: killing process %s\n", tsk->comm);
-		do_group_exit(SIGKILL);
-		return 0;
-	}
 	if (fault & VM_FAULT_SIGBUS) {
 		/*
 		 * We had some memory, but were unable to
@@ -489,10 +508,10 @@ hook_fault_code(int nr, int (*fn)(unsigned long, unsigned int, struct pt_regs *)
 asmlinkage void __exception
 do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 {
-	const struct fsr_info *inf = fsr_info + (fsr & 15) + ((fsr & (1 << 10)) >> 6);
+	const struct fsr_info *inf = fsr_info + fsr_fs(fsr);
 	struct siginfo info;
 
-	if (!inf->fn(addr, fsr, regs))
+	if (!inf->fn(addr, fsr & ~FSR_LNX_PF, regs))
 		return;
 
 	printk(KERN_ALERT "Unhandled fault: %s (0x%03x) at 0x%08lx\n",
@@ -505,9 +524,58 @@ do_DataAbort(unsigned long addr, unsigned int fsr, struct pt_regs *regs)
 	arm_notify_die("", regs, &info, fsr, 0);
 }
 
+
+static struct fsr_info ifsr_info[] = {
+	{ do_bad,		SIGBUS,  0,		"unknown 0"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 1"			   },
+	{ do_bad,		SIGBUS,  0,		"debug event"			   },
+	{ do_bad,		SIGSEGV, SEGV_ACCERR,	"section access flag fault"	   },
+	{ do_bad,		SIGBUS,  0,		"unknown 4"			   },
+	{ do_translation_fault,	SIGSEGV, SEGV_MAPERR,	"section translation fault"	   },
+	{ do_bad,		SIGSEGV, SEGV_ACCERR,	"page access flag fault"	   },
+	{ do_page_fault,	SIGSEGV, SEGV_MAPERR,	"page translation fault"	   },
+	{ do_bad,		SIGBUS,	 0,		"external abort on non-linefetch"  },
+	{ do_bad,		SIGSEGV, SEGV_ACCERR,	"section domain fault"		   },
+	{ do_bad,		SIGBUS,  0,		"unknown 10"			   },
+	{ do_bad,		SIGSEGV, SEGV_ACCERR,	"page domain fault"		   },
+	{ do_bad,		SIGBUS,	 0,		"external abort on translation"	   },
+	{ do_sect_fault,	SIGSEGV, SEGV_ACCERR,	"section permission fault"	   },
+	{ do_bad,		SIGBUS,	 0,		"external abort on translation"	   },
+	{ do_page_fault,	SIGSEGV, SEGV_ACCERR,	"page permission fault"		   },
+	{ do_bad,		SIGBUS,  0,		"unknown 16"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 17"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 18"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 19"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 20"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 21"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 22"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 23"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 24"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 25"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 26"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 27"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 28"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 29"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 30"			   },
+	{ do_bad,		SIGBUS,  0,		"unknown 31"			   },
+};
+
 asmlinkage void __exception
-do_PrefetchAbort(unsigned long addr, struct pt_regs *regs)
+do_PrefetchAbort(unsigned long addr, unsigned int ifsr, struct pt_regs *regs)
 {
-	do_translation_fault(addr, 0, regs);
+	const struct fsr_info *inf = ifsr_info + fsr_fs(ifsr);
+	struct siginfo info;
+
+	if (!inf->fn(addr, ifsr | FSR_LNX_PF, regs))
+		return;
+
+	printk(KERN_ALERT "Unhandled prefetch abort: %s (0x%03x) at 0x%08lx\n",
+		inf->name, ifsr, addr);
+
+	info.si_signo = inf->sig;
+	info.si_errno = 0;
+	info.si_code  = inf->code;
+	info.si_addr  = (void __user *)addr;
+	arm_notify_die("", regs, &info, ifsr, 0);
 }
 
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 575f3ad722e7..7f294f307c83 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -18,10 +18,6 @@
 
 #include "mm.h"
 
-#ifdef CONFIG_ARM_ERRATA_411920
-extern void v6_icache_inval_all(void);
-#endif
-
 #ifdef CONFIG_CPU_CACHE_VIPT
 
 #define ALIAS_FLUSH_START	0xffff4000
@@ -35,45 +31,35 @@ static void flush_pfn_alias(unsigned long pfn, unsigned long vaddr)
 	flush_tlb_kernel_page(to);
 
 	asm(	"mcrr	p15, 0, %1, %0, c14\n"
-	"	mcr	p15, 0, %2, c7, c10, 4\n"
-#ifndef CONFIG_ARM_ERRATA_411920
-	"	mcr	p15, 0, %2, c7, c5, 0\n"
-#endif
+	"	mcr	p15, 0, %2, c7, c10, 4"
 	    :
 	    : "r" (to), "r" (to + PAGE_SIZE - L1_CACHE_BYTES), "r" (zero)
 	    : "cc");
-#ifdef CONFIG_ARM_ERRATA_411920
-	v6_icache_inval_all();
-#endif
+	__flush_icache_all();
 }
 
 void flush_cache_mm(struct mm_struct *mm)
 {
 	if (cache_is_vivt()) {
-		if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask))
+		if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(mm)))
 			__cpuc_flush_user_all();
 		return;
 	}
 
 	if (cache_is_vipt_aliasing()) {
 		asm(	"mcr	p15, 0, %0, c7, c14, 0\n"
-		"	mcr	p15, 0, %0, c7, c10, 4\n"
-#ifndef CONFIG_ARM_ERRATA_411920
-		"	mcr	p15, 0, %0, c7, c5, 0\n"
-#endif
+		"	mcr	p15, 0, %0, c7, c10, 4"
 		    :
 		    : "r" (0)
 		    : "cc");
-#ifdef CONFIG_ARM_ERRATA_411920
-		v6_icache_inval_all();
-#endif
+		__flush_icache_all();
 	}
 }
 
 void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end)
 {
 	if (cache_is_vivt()) {
-		if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask))
+		if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm)))
 			__cpuc_flush_user_range(start & PAGE_MASK, PAGE_ALIGN(end),
 						vma->vm_flags);
 		return;
@@ -81,23 +67,18 @@ void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned
 
 	if (cache_is_vipt_aliasing()) {
 		asm(	"mcr	p15, 0, %0, c7, c14, 0\n"
-		"	mcr	p15, 0, %0, c7, c10, 4\n"
-#ifndef CONFIG_ARM_ERRATA_411920
-		"	mcr	p15, 0, %0, c7, c5, 0\n"
-#endif
+		"	mcr	p15, 0, %0, c7, c10, 4"
 		    :
 		    : "r" (0)
 		    : "cc");
-#ifdef CONFIG_ARM_ERRATA_411920
-		v6_icache_inval_all();
-#endif
+		__flush_icache_all();
 	}
 }
 
 void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
 {
 	if (cache_is_vivt()) {
-		if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+		if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 			unsigned long addr = user_addr & PAGE_MASK;
 			__cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags);
 		}
@@ -113,7 +94,7 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
 			 unsigned long len, int write)
 {
 	if (cache_is_vivt()) {
-		if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+		if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm))) {
 			unsigned long addr = (unsigned long)kaddr;
 			__cpuc_coherent_kern_range(addr, addr + len);
 		}
@@ -126,7 +107,7 @@ void flush_ptrace_access(struct vm_area_struct *vma, struct page *page,
 	}
 
 	/* VIPT non-aliasing cache */
-	if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask) &&
+	if (cpumask_test_cpu(smp_processor_id(), mm_cpumask(vma->vm_mm)) &&
 	    vma->vm_flags & VM_EXEC) {
 		unsigned long addr = (unsigned long)kaddr;
 		/* only flushing the kernel mapping on non-aliasing VIPT */
diff --git a/arch/arm/mm/highmem.c b/arch/arm/mm/highmem.c
index 73cae57fa707..30f82fb5918c 100644
--- a/arch/arm/mm/highmem.c
+++ b/arch/arm/mm/highmem.c
@@ -46,6 +46,8 @@ void *kmap_atomic(struct page *page, enum km_type type)
 	if (!PageHighMem(page))
 		return page_address(page);
 
+	debug_kmap_atomic(type);
+
 	kmap = kmap_high_get(page);
 	if (kmap)
 		return kmap;
diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c
index ea36186f32c3..52c40d155672 100644
--- a/arch/arm/mm/init.c
+++ b/arch/arm/mm/init.c
@@ -273,7 +273,6 @@ static void __init bootmem_init_node(int node, struct meminfo *mi,
 		struct membank *bank = &mi->bank[i];
 		if (!bank->highmem)
 			free_bootmem_node(pgdat, bank_phys_start(bank), bank_phys_size(bank));
-		memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank));
 	}
 
 	/*
@@ -370,6 +369,19 @@ int pfn_valid(unsigned long pfn)
 	return 0;
 }
 EXPORT_SYMBOL(pfn_valid);
+
+static void arm_memory_present(struct meminfo *mi, int node)
+{
+}
+#else
+static void arm_memory_present(struct meminfo *mi, int node)
+{
+	int i;
+	for_each_nodebank(i, mi, node) {
+		struct membank *bank = &mi->bank[i];
+		memory_present(node, bank_pfn_start(bank), bank_pfn_end(bank));
+	}
+}
 #endif
 
 static int __init meminfo_cmp(const void *_a, const void *_b)
@@ -427,6 +439,12 @@ void __init bootmem_init(void)
 		 */
 		if (node == initrd_node)
 			bootmem_reserve_initrd(node);
+
+		/*
+		 * Sparsemem tries to allocate bootmem in memory_present(),
+		 * so must be done after the fixed reservations
+		 */
+		arm_memory_present(mi, node);
 	}
 
 	/*
@@ -483,7 +501,7 @@ free_memmap(int node, unsigned long start_pfn, unsigned long end_pfn)
 	/*
 	 * Convert start_pfn/end_pfn to a struct page pointer.
 	 */
-	start_pg = pfn_to_page(start_pfn);
+	start_pg = pfn_to_page(start_pfn - 1) + 1;
 	end_pg = pfn_to_page(end_pfn);
 
 	/*
@@ -596,8 +614,8 @@ void __init mem_init(void)
 
 	printk(KERN_NOTICE "Memory: %luKB available (%dK code, "
 		"%dK data, %dK init, %luK highmem)\n",
-		(unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
-		codesize >> 10, datasize >> 10, initsize >> 10,
+		nr_free_pages() << (PAGE_SHIFT-10), codesize >> 10,
+		datasize >> 10, initsize >> 10,
 		(unsigned long) (totalhigh_pages << (PAGE_SHIFT-10)));
 
 	if (PAGE_SIZE >= 16384 && num_physpages <= 128) {
@@ -613,6 +631,14 @@ void __init mem_init(void)
 
 void free_initmem(void)
 {
+#ifdef CONFIG_HAVE_TCM
+	extern char *__tcm_start, *__tcm_end;
+
+	totalram_pages += free_area(__phys_to_pfn(__pa(__tcm_start)),
+				    __phys_to_pfn(__pa(__tcm_end)),
+				    "TCM link");
+#endif
+
 	if (!machine_is_integrator() && !machine_is_cintegrator())
 		totalram_pages += free_area(__phys_to_pfn(__pa(__init_begin)),
 					    __phys_to_pfn(__pa(__init_end)),
diff --git a/arch/arm/mm/mmap.c b/arch/arm/mm/mmap.c
index f7457fea6de8..2b7996401b0f 100644
--- a/arch/arm/mm/mmap.c
+++ b/arch/arm/mm/mmap.c
@@ -124,7 +124,7 @@ int valid_phys_addr_range(unsigned long addr, size_t size)
 {
 	if (addr < PHYS_OFFSET)
 		return 0;
-	if (addr + size >= __pa(high_memory - 1))
+	if (addr + size > __pa(high_memory - 1) + 1)
 		return 0;
 
 	return 1;
diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c
index 4426ee67ceca..ea67be0223ac 100644
--- a/arch/arm/mm/mmu.c
+++ b/arch/arm/mm/mmu.c
@@ -21,6 +21,7 @@
 #include <asm/cachetype.h>
 #include <asm/setup.h>
 #include <asm/sizes.h>
+#include <asm/smp_plat.h>
 #include <asm/tlb.h>
 #include <asm/highmem.h>
 
@@ -116,6 +117,13 @@ static void __init early_cachepolicy(char **p)
 	}
 	if (i == ARRAY_SIZE(cache_policies))
 		printk(KERN_ERR "ERROR: unknown or unsupported cache policy\n");
+	/*
+	 * This restriction is partly to do with the way we boot; it is
+	 * unpredictable to have memory mapped using two different sets of
+	 * memory attributes (shared, type, and cache attribs).  We can not
+	 * change these attributes once the initial assembly has setup the
+	 * page tables.
+	 */
 	if (cpu_architecture() >= CPU_ARCH_ARMv6) {
 		printk(KERN_WARNING "Only cachepolicy=writeback supported on ARMv6 and later\n");
 		cachepolicy = CPOLICY_WRITEBACK;
@@ -709,10 +717,6 @@ static void __init sanity_check_meminfo(void)
 			if (meminfo.nr_banks >= NR_BANKS) {
 				printk(KERN_CRIT "NR_BANKS too low, "
 						 "ignoring high memory\n");
-			} else if (cache_is_vipt_aliasing()) {
-				printk(KERN_CRIT "HIGHMEM is not yet supported "
-						 "with VIPT aliasing cache, "
-						 "ignoring high memory\n");
 			} else {
 				memmove(bank + 1, bank,
 					(meminfo.nr_banks - i) * sizeof(*bank));
@@ -726,6 +730,8 @@ static void __init sanity_check_meminfo(void)
 			bank->size = VMALLOC_MIN - __va(bank->start);
 		}
 #else
+		bank->highmem = highmem;
+
 		/*
 		 * Check whether this memory bank would entirely overlap
 		 * the vmalloc area.
@@ -754,6 +760,38 @@ static void __init sanity_check_meminfo(void)
 #endif
 		j++;
 	}
+#ifdef CONFIG_HIGHMEM
+	if (highmem) {
+		const char *reason = NULL;
+
+		if (cache_is_vipt_aliasing()) {
+			/*
+			 * Interactions between kmap and other mappings
+			 * make highmem support with aliasing VIPT caches
+			 * rather difficult.
+			 */
+			reason = "with VIPT aliasing cache";
+#ifdef CONFIG_SMP
+		} else if (tlb_ops_need_broadcast()) {
+			/*
+			 * kmap_high needs to occasionally flush TLB entries,
+			 * however, if the TLB entries need to be broadcast
+			 * we may deadlock:
+			 *  kmap_high(irqs off)->flush_all_zero_pkmaps->
+			 *  flush_tlb_kernel_range->smp_call_function_many
+			 *   (must not be called with irqs off)
+			 */
+			reason = "without hardware TLB ops broadcasting";
+#endif
+		}
+		if (reason) {
+			printk(KERN_CRIT "HIGHMEM is not supported %s, ignoring high memory\n",
+				reason);
+			while (j > 0 && meminfo.bank[j - 1].highmem)
+				j--;
+		}
+	}
+#endif
 	meminfo.nr_banks = j;
 }
 
diff --git a/arch/arm/mm/pabort-legacy.S b/arch/arm/mm/pabort-legacy.S
new file mode 100644
index 000000000000..87970eba88ea
--- /dev/null
+++ b/arch/arm/mm/pabort-legacy.S
@@ -0,0 +1,19 @@
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+/*
+ * Function: legacy_pabort
+ *
+ * Params  : r0 = address of aborted instruction
+ *
+ * Returns : r0 = address of abort
+ *	   : r1 = Simulated IFSR with section translation fault status
+ *
+ * Purpose : obtain information about current prefetch abort.
+ */
+
+	.align	5
+ENTRY(legacy_pabort)
+	mov	r1, #5
+	mov	pc, lr
+ENDPROC(legacy_pabort)
diff --git a/arch/arm/mm/pabort-v6.S b/arch/arm/mm/pabort-v6.S
new file mode 100644
index 000000000000..06e3d1ef2115
--- /dev/null
+++ b/arch/arm/mm/pabort-v6.S
@@ -0,0 +1,19 @@
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+/*
+ * Function: v6_pabort
+ *
+ * Params  : r0 = address of aborted instruction
+ *
+ * Returns : r0 = address of abort
+ *	   : r1 = IFSR
+ *
+ * Purpose : obtain information about current prefetch abort.
+ */
+
+	.align	5
+ENTRY(v6_pabort)
+	mrc	p15, 0, r1, c5, c0, 1		@ get IFSR
+	mov	pc, lr
+ENDPROC(v6_pabort)
diff --git a/arch/arm/mm/pabort-v7.S b/arch/arm/mm/pabort-v7.S
new file mode 100644
index 000000000000..a8b3b300a18d
--- /dev/null
+++ b/arch/arm/mm/pabort-v7.S
@@ -0,0 +1,20 @@
+#include <linux/linkage.h>
+#include <asm/assembler.h>
+
+/*
+ * Function: v6_pabort
+ *
+ * Params  : r0 = address of aborted instruction
+ *
+ * Returns : r0 = address of abort
+ *	   : r1 = IFSR
+ *
+ * Purpose : obtain information about current prefetch abort.
+ */
+
+	.align	5
+ENTRY(v7_pabort)
+	mrc	p15, 0, r0, c6, c0, 2		@ get IFAR
+	mrc	p15, 0, r1, c5, c0, 1		@ get IFSR
+	mov	pc, lr
+ENDPROC(v7_pabort)
diff --git a/arch/arm/mm/proc-arm1020.S b/arch/arm/mm/proc-arm1020.S
index b5551bf010aa..d9fb4b98c49f 100644
--- a/arch/arm/mm/proc-arm1020.S
+++ b/arch/arm/mm/proc-arm1020.S
@@ -449,7 +449,7 @@ arm1020_crval:
 	.type	arm1020_processor_functions, #object
 arm1020_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm1020_proc_init
 	.word	cpu_arm1020_proc_fin
 	.word	cpu_arm1020_reset
diff --git a/arch/arm/mm/proc-arm1020e.S b/arch/arm/mm/proc-arm1020e.S
index 8bc6740c29eb..7453b75dcea5 100644
--- a/arch/arm/mm/proc-arm1020e.S
+++ b/arch/arm/mm/proc-arm1020e.S
@@ -430,7 +430,7 @@ arm1020e_crval:
 	.type	arm1020e_processor_functions, #object
 arm1020e_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm1020e_proc_init
 	.word	cpu_arm1020e_proc_fin
 	.word	cpu_arm1020e_reset
diff --git a/arch/arm/mm/proc-arm1022.S b/arch/arm/mm/proc-arm1022.S
index 2cd03e66c0a3..8eb72d75a8b6 100644
--- a/arch/arm/mm/proc-arm1022.S
+++ b/arch/arm/mm/proc-arm1022.S
@@ -413,7 +413,7 @@ arm1022_crval:
 	.type	arm1022_processor_functions, #object
 arm1022_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm1022_proc_init
 	.word	cpu_arm1022_proc_fin
 	.word	cpu_arm1022_reset
diff --git a/arch/arm/mm/proc-arm1026.S b/arch/arm/mm/proc-arm1026.S
index ad961a897f6e..3b59f0d67139 100644
--- a/arch/arm/mm/proc-arm1026.S
+++ b/arch/arm/mm/proc-arm1026.S
@@ -408,7 +408,7 @@ arm1026_crval:
 	.type	arm1026_processor_functions, #object
 arm1026_processor_functions:
 	.word	v5t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm1026_proc_init
 	.word	cpu_arm1026_proc_fin
 	.word	cpu_arm1026_reset
diff --git a/arch/arm/mm/proc-arm6_7.S b/arch/arm/mm/proc-arm6_7.S
index 80d6e1de069a..3f9cd3d8f6d5 100644
--- a/arch/arm/mm/proc-arm6_7.S
+++ b/arch/arm/mm/proc-arm6_7.S
@@ -278,7 +278,7 @@ __arm7_setup:	mov	r0, #0
 		.type	arm6_processor_functions, #object
 ENTRY(arm6_processor_functions)
 		.word	cpu_arm6_data_abort
-		.word	pabort_noifar
+		.word	legacy_pabort
 		.word	cpu_arm6_proc_init
 		.word	cpu_arm6_proc_fin
 		.word	cpu_arm6_reset
@@ -295,7 +295,7 @@ ENTRY(arm6_processor_functions)
 		.type	arm7_processor_functions, #object
 ENTRY(arm7_processor_functions)
 		.word	cpu_arm7_data_abort
-		.word	pabort_noifar
+		.word	legacy_pabort
 		.word	cpu_arm7_proc_init
 		.word	cpu_arm7_proc_fin
 		.word	cpu_arm7_reset
diff --git a/arch/arm/mm/proc-arm720.S b/arch/arm/mm/proc-arm720.S
index 85ae18695f10..0b62de244666 100644
--- a/arch/arm/mm/proc-arm720.S
+++ b/arch/arm/mm/proc-arm720.S
@@ -181,7 +181,7 @@ arm720_crval:
 		.type	arm720_processor_functions, #object
 ENTRY(arm720_processor_functions)
 		.word	v4t_late_abort
-		.word	pabort_noifar
+		.word	legacy_pabort
 		.word	cpu_arm720_proc_init
 		.word	cpu_arm720_proc_fin
 		.word	cpu_arm720_reset
diff --git a/arch/arm/mm/proc-arm740.S b/arch/arm/mm/proc-arm740.S
index 4f95bee63e95..01860cdeb2ec 100644
--- a/arch/arm/mm/proc-arm740.S
+++ b/arch/arm/mm/proc-arm740.S
@@ -126,7 +126,7 @@ __arm740_setup:
 	.type	arm740_processor_functions, #object
 ENTRY(arm740_processor_functions)
 	.word	v4t_late_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm740_proc_init
 	.word	cpu_arm740_proc_fin
 	.word	cpu_arm740_reset
diff --git a/arch/arm/mm/proc-arm7tdmi.S b/arch/arm/mm/proc-arm7tdmi.S
index 93e05fa7bed4..1201b9863829 100644
--- a/arch/arm/mm/proc-arm7tdmi.S
+++ b/arch/arm/mm/proc-arm7tdmi.S
@@ -64,7 +64,7 @@ __arm7tdmi_setup:
 		.type	arm7tdmi_processor_functions, #object
 ENTRY(arm7tdmi_processor_functions)
 		.word	v4t_late_abort
-		.word	pabort_noifar
+		.word	legacy_pabort
 		.word	cpu_arm7tdmi_proc_init
 		.word	cpu_arm7tdmi_proc_fin
 		.word	cpu_arm7tdmi_reset
diff --git a/arch/arm/mm/proc-arm920.S b/arch/arm/mm/proc-arm920.S
index 914d688394fc..2b7c197cc58d 100644
--- a/arch/arm/mm/proc-arm920.S
+++ b/arch/arm/mm/proc-arm920.S
@@ -395,7 +395,7 @@ arm920_crval:
 	.type	arm920_processor_functions, #object
 arm920_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm920_proc_init
 	.word	cpu_arm920_proc_fin
 	.word	cpu_arm920_reset
diff --git a/arch/arm/mm/proc-arm922.S b/arch/arm/mm/proc-arm922.S
index 51c9c9859e58..06a1aa4e3398 100644
--- a/arch/arm/mm/proc-arm922.S
+++ b/arch/arm/mm/proc-arm922.S
@@ -399,7 +399,7 @@ arm922_crval:
 	.type	arm922_processor_functions, #object
 arm922_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm922_proc_init
 	.word	cpu_arm922_proc_fin
 	.word	cpu_arm922_reset
diff --git a/arch/arm/mm/proc-arm925.S b/arch/arm/mm/proc-arm925.S
index 2724526d89c1..cb53435a85ae 100644
--- a/arch/arm/mm/proc-arm925.S
+++ b/arch/arm/mm/proc-arm925.S
@@ -462,7 +462,7 @@ arm925_crval:
 	.type	arm925_processor_functions, #object
 arm925_processor_functions:
 	.word	v4t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm925_proc_init
 	.word	cpu_arm925_proc_fin
 	.word	cpu_arm925_reset
diff --git a/arch/arm/mm/proc-arm926.S b/arch/arm/mm/proc-arm926.S
index 54466937bff9..1c4848704bb3 100644
--- a/arch/arm/mm/proc-arm926.S
+++ b/arch/arm/mm/proc-arm926.S
@@ -415,7 +415,7 @@ arm926_crval:
 	.type	arm926_processor_functions, #object
 arm926_processor_functions:
 	.word	v5tj_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm926_proc_init
 	.word	cpu_arm926_proc_fin
 	.word	cpu_arm926_reset
diff --git a/arch/arm/mm/proc-arm940.S b/arch/arm/mm/proc-arm940.S
index f595117caf55..5b0f8464c8f2 100644
--- a/arch/arm/mm/proc-arm940.S
+++ b/arch/arm/mm/proc-arm940.S
@@ -322,7 +322,7 @@ __arm940_setup:
 	.type	arm940_processor_functions, #object
 ENTRY(arm940_processor_functions)
 	.word	nommu_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm940_proc_init
 	.word	cpu_arm940_proc_fin
 	.word	cpu_arm940_reset
diff --git a/arch/arm/mm/proc-arm946.S b/arch/arm/mm/proc-arm946.S
index e03f6ff1fb26..40c0449a139b 100644
--- a/arch/arm/mm/proc-arm946.S
+++ b/arch/arm/mm/proc-arm946.S
@@ -377,7 +377,7 @@ __arm946_setup:
 	.type	arm946_processor_functions, #object
 ENTRY(arm946_processor_functions)
 	.word	nommu_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_arm946_proc_init
 	.word	cpu_arm946_proc_fin
 	.word	cpu_arm946_reset
diff --git a/arch/arm/mm/proc-arm9tdmi.S b/arch/arm/mm/proc-arm9tdmi.S
index be6c11d2b3fb..28545c29dbcd 100644
--- a/arch/arm/mm/proc-arm9tdmi.S
+++ b/arch/arm/mm/proc-arm9tdmi.S
@@ -64,7 +64,7 @@ __arm9tdmi_setup:
 		.type	arm9tdmi_processor_functions, #object
 ENTRY(arm9tdmi_processor_functions)
 		.word	nommu_early_abort
-		.word	pabort_noifar
+		.word	legacy_pabort
 		.word	cpu_arm9tdmi_proc_init
 		.word	cpu_arm9tdmi_proc_fin
 		.word	cpu_arm9tdmi_reset
diff --git a/arch/arm/mm/proc-fa526.S b/arch/arm/mm/proc-fa526.S
index 08b8a955d5d7..08f5ac237ad4 100644
--- a/arch/arm/mm/proc-fa526.S
+++ b/arch/arm/mm/proc-fa526.S
@@ -191,7 +191,7 @@ fa526_cr1_set:
 	.type	fa526_processor_functions, #object
 fa526_processor_functions:
 	.word	v4_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_fa526_proc_init
 	.word	cpu_fa526_proc_fin
 	.word	cpu_fa526_reset
diff --git a/arch/arm/mm/proc-feroceon.S b/arch/arm/mm/proc-feroceon.S
index 0fe1f8fc3488..d0d7795200fc 100644
--- a/arch/arm/mm/proc-feroceon.S
+++ b/arch/arm/mm/proc-feroceon.S
@@ -499,7 +499,7 @@ feroceon_crval:
 	.type	feroceon_processor_functions, #object
 feroceon_processor_functions:
 	.word	v5t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_feroceon_proc_init
 	.word	cpu_feroceon_proc_fin
 	.word	cpu_feroceon_reset
diff --git a/arch/arm/mm/proc-mohawk.S b/arch/arm/mm/proc-mohawk.S
index 540f5078496b..52b5fd74fbb3 100644
--- a/arch/arm/mm/proc-mohawk.S
+++ b/arch/arm/mm/proc-mohawk.S
@@ -359,7 +359,7 @@ mohawk_crval:
 	.type	mohawk_processor_functions, #object
 mohawk_processor_functions:
 	.word	v5t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_mohawk_proc_init
 	.word	cpu_mohawk_proc_fin
 	.word	cpu_mohawk_reset
diff --git a/arch/arm/mm/proc-sa110.S b/arch/arm/mm/proc-sa110.S
index 90a7e5279f29..7b706b389906 100644
--- a/arch/arm/mm/proc-sa110.S
+++ b/arch/arm/mm/proc-sa110.S
@@ -199,7 +199,7 @@ sa110_crval:
 	.type	sa110_processor_functions, #object
 ENTRY(sa110_processor_functions)
 	.word	v4_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_sa110_proc_init
 	.word	cpu_sa110_proc_fin
 	.word	cpu_sa110_reset
diff --git a/arch/arm/mm/proc-sa1100.S b/arch/arm/mm/proc-sa1100.S
index 451e2d953e2a..ee7700242c19 100644
--- a/arch/arm/mm/proc-sa1100.S
+++ b/arch/arm/mm/proc-sa1100.S
@@ -214,7 +214,7 @@ sa1100_crval:
 	.type	sa1100_processor_functions, #object
 ENTRY(sa1100_processor_functions)
 	.word	v4_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_sa1100_proc_init
 	.word	cpu_sa1100_proc_fin
 	.word	cpu_sa1100_reset
diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S
index 524ddae92595..70f75d2e3ead 100644
--- a/arch/arm/mm/proc-v6.S
+++ b/arch/arm/mm/proc-v6.S
@@ -32,8 +32,10 @@
 
 #ifndef CONFIG_SMP
 #define TTB_FLAGS	TTB_RGN_WBWA
+#define PMD_FLAGS	PMD_SECT_WB
 #else
 #define TTB_FLAGS	TTB_RGN_WBWA|TTB_S
+#define PMD_FLAGS	PMD_SECT_WBWA|PMD_SECT_S
 #endif
 
 ENTRY(cpu_v6_proc_init)
@@ -191,7 +193,7 @@ v6_crval:
 	.type	v6_processor_functions, #object
 ENTRY(v6_processor_functions)
 	.word	v6_early_abort
-	.word	pabort_noifar
+	.word	v6_pabort
 	.word	cpu_v6_proc_init
 	.word	cpu_v6_proc_fin
 	.word	cpu_v6_reset
@@ -222,10 +224,9 @@ __v6_proc_info:
 	.long	0x0007b000
 	.long	0x0007f000
 	.long   PMD_TYPE_SECT | \
-		PMD_SECT_BUFFERABLE | \
-		PMD_SECT_CACHEABLE | \
 		PMD_SECT_AP_WRITE | \
-		PMD_SECT_AP_READ
+		PMD_SECT_AP_READ | \
+		PMD_FLAGS
 	.long   PMD_TYPE_SECT | \
 		PMD_SECT_XN | \
 		PMD_SECT_AP_WRITE | \
diff --git a/arch/arm/mm/proc-v7.S b/arch/arm/mm/proc-v7.S
index f3fa1c32fe92..3a285218fd15 100644
--- a/arch/arm/mm/proc-v7.S
+++ b/arch/arm/mm/proc-v7.S
@@ -33,9 +33,11 @@
 #ifndef CONFIG_SMP
 /* PTWs cacheable, inner WB not shareable, outer WB not shareable */
 #define TTB_FLAGS	TTB_IRGN_WB|TTB_RGN_OC_WB
+#define PMD_FLAGS	PMD_SECT_WB
 #else
 /* PTWs cacheable, inner WBWA shareable, outer WBWA not shareable */
 #define TTB_FLAGS	TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA
+#define PMD_FLAGS	PMD_SECT_WBWA|PMD_SECT_S
 #endif
 
 ENTRY(cpu_v7_proc_init)
@@ -184,9 +186,10 @@ cpu_v7_name:
  */
 __v7_setup:
 #ifdef CONFIG_SMP
-	mrc	p15, 0, r0, c1, c0, 1		@ Enable SMP/nAMP mode and
-	orr	r0, r0, #(1 << 6) | (1 << 0)	@ TLB ops broadcasting
-	mcr	p15, 0, r0, c1, c0, 1
+	mrc	p15, 0, r0, c1, c0, 1
+	tst	r0, #(1 << 6)			@ SMP/nAMP mode enabled?
+	orreq	r0, r0, #(1 << 6) | (1 << 0)	@ Enable SMP/nAMP mode and
+	mcreq	p15, 0, r0, c1, c0, 1		@ TLB ops broadcasting
 #endif
 	adr	r12, __v7_setup_stack		@ the local stack
 	stmia	r12, {r0-r5, r7, r9, r11, lr}
@@ -295,7 +298,7 @@ __v7_setup_stack:
 	.type	v7_processor_functions, #object
 ENTRY(v7_processor_functions)
 	.word	v7_early_abort
-	.word	pabort_ifar
+	.word	v7_pabort
 	.word	cpu_v7_proc_init
 	.word	cpu_v7_proc_fin
 	.word	cpu_v7_reset
@@ -326,10 +329,9 @@ __v7_proc_info:
 	.long	0x000f0000		@ Required ID value
 	.long	0x000f0000		@ Mask for ID
 	.long   PMD_TYPE_SECT | \
-		PMD_SECT_BUFFERABLE | \
-		PMD_SECT_CACHEABLE | \
 		PMD_SECT_AP_WRITE | \
-		PMD_SECT_AP_READ
+		PMD_SECT_AP_READ | \
+		PMD_FLAGS
 	.long   PMD_TYPE_SECT | \
 		PMD_SECT_XN | \
 		PMD_SECT_AP_WRITE | \
diff --git a/arch/arm/mm/proc-xsc3.S b/arch/arm/mm/proc-xsc3.S
index 33515c214b92..2028f3702881 100644
--- a/arch/arm/mm/proc-xsc3.S
+++ b/arch/arm/mm/proc-xsc3.S
@@ -428,7 +428,7 @@ xsc3_crval:
 	.type	xsc3_processor_functions, #object
 ENTRY(xsc3_processor_functions)
 	.word	v5t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_xsc3_proc_init
 	.word	cpu_xsc3_proc_fin
 	.word	cpu_xsc3_reset
diff --git a/arch/arm/mm/proc-xscale.S b/arch/arm/mm/proc-xscale.S
index 423394260bcb..f056c283682d 100644
--- a/arch/arm/mm/proc-xscale.S
+++ b/arch/arm/mm/proc-xscale.S
@@ -511,7 +511,7 @@ xscale_crval:
 	.type	xscale_processor_functions, #object
 ENTRY(xscale_processor_functions)
 	.word	v5t_early_abort
-	.word	pabort_noifar
+	.word	legacy_pabort
 	.word	cpu_xscale_proc_init
 	.word	cpu_xscale_proc_fin
 	.word	cpu_xscale_reset
diff --git a/arch/arm/oprofile/op_model_v6.c b/arch/arm/oprofile/op_model_v6.c
index fe581383d3e2..f7d2ec5ee9a1 100644
--- a/arch/arm/oprofile/op_model_v6.c
+++ b/arch/arm/oprofile/op_model_v6.c
@@ -33,6 +33,9 @@ static int irqs[] = {
 #ifdef CONFIG_ARCH_OMAP2
 	3,
 #endif
+#ifdef CONFIG_ARCH_BCMRING
+	IRQ_PMUIRQ, /* for BCMRING, ARM PMU interrupt is 43 */
+#endif
 };
 
 static void armv6_pmu_stop(void)
diff --git a/arch/arm/plat-iop/adma.c b/arch/arm/plat-iop/adma.c
index 3c127aabe214..1ff6a37e893c 100644
--- a/arch/arm/plat-iop/adma.c
+++ b/arch/arm/plat-iop/adma.c
@@ -179,7 +179,6 @@ static int __init iop3xx_adma_cap_init(void)
 	dma_cap_set(DMA_INTERRUPT, iop3xx_dma_0_data.cap_mask);
 	#else
 	dma_cap_set(DMA_MEMCPY, iop3xx_dma_0_data.cap_mask);
-	dma_cap_set(DMA_MEMCPY_CRC32C, iop3xx_dma_0_data.cap_mask);
 	dma_cap_set(DMA_INTERRUPT, iop3xx_dma_0_data.cap_mask);
 	#endif
 
@@ -188,7 +187,6 @@ static int __init iop3xx_adma_cap_init(void)
 	dma_cap_set(DMA_INTERRUPT, iop3xx_dma_1_data.cap_mask);
 	#else
 	dma_cap_set(DMA_MEMCPY, iop3xx_dma_1_data.cap_mask);
-	dma_cap_set(DMA_MEMCPY_CRC32C, iop3xx_dma_1_data.cap_mask);
 	dma_cap_set(DMA_INTERRUPT, iop3xx_dma_1_data.cap_mask);
 	#endif
 
@@ -198,7 +196,7 @@ static int __init iop3xx_adma_cap_init(void)
 	dma_cap_set(DMA_INTERRUPT, iop3xx_aau_data.cap_mask);
 	#else
 	dma_cap_set(DMA_XOR, iop3xx_aau_data.cap_mask);
-	dma_cap_set(DMA_ZERO_SUM, iop3xx_aau_data.cap_mask);
+	dma_cap_set(DMA_XOR_VAL, iop3xx_aau_data.cap_mask);
 	dma_cap_set(DMA_MEMSET, iop3xx_aau_data.cap_mask);
 	dma_cap_set(DMA_INTERRUPT, iop3xx_aau_data.cap_mask);
 	#endif
diff --git a/arch/arm/plat-iop/pci.c b/arch/arm/plat-iop/pci.c
index 77fa7cc7d162..ce31f316ac75 100644
--- a/arch/arm/plat-iop/pci.c
+++ b/arch/arm/plat-iop/pci.c
@@ -257,7 +257,8 @@ void __init iop3xx_atu_setup(void)
 	*IOP3XX_OUMWTVR0 = 0;
 
 	/* Outbound window 1 */
-	*IOP3XX_OMWTVR1 = IOP3XX_PCI_LOWER_MEM_BA + IOP3XX_PCI_MEM_WINDOW_SIZE;
+	*IOP3XX_OMWTVR1 = IOP3XX_PCI_LOWER_MEM_BA +
+			  IOP3XX_PCI_MEM_WINDOW_SIZE / 2;
 	*IOP3XX_OUMWTVR1 = 0;
 
 	/* BAR 3 ( Disabled ) */
diff --git a/arch/arm/plat-iop/time.c b/arch/arm/plat-iop/time.c
index 3695bbe3ee28..8da95d57c21f 100644
--- a/arch/arm/plat-iop/time.c
+++ b/arch/arm/plat-iop/time.c
@@ -85,7 +85,7 @@ void __init iop_init_time(unsigned long tick_rate)
 {
 	u32 timer_ctl;
 
-	ticks_per_jiffy = (tick_rate + HZ/2) / HZ;
+	ticks_per_jiffy = DIV_ROUND_CLOSEST(tick_rate, HZ);
 	ticks_per_usec = tick_rate / 1000000;
 	next_jiffy_time = 0xffffffff;
 	iop_tick_rate = tick_rate;
diff --git a/arch/arm/plat-mxc/include/mach/spi.h b/arch/arm/plat-mxc/include/mach/spi.h
new file mode 100644
index 000000000000..08be445e8eb8
--- /dev/null
+++ b/arch/arm/plat-mxc/include/mach/spi.h
@@ -0,0 +1,27 @@
+
+#ifndef __MACH_SPI_H_
+#define __MACH_SPI_H_
+
+/*
+ * struct spi_imx_master - device.platform_data for SPI controller devices.
+ * @chipselect: Array of chipselects for this master. Numbers >= 0 mean gpio
+ *              pins, numbers < 0 mean internal CSPI chipselects according
+ *              to MXC_SPI_CS(). Normally you want to use gpio based chip
+ *              selects as the CSPI module tries to be intelligent about
+ *              when to assert the chipselect: The CSPI module deasserts the
+ *              chipselect once it runs out of input data. The other problem
+ *              is that it is not possible to mix between high active and low
+ *              active chipselects on one single bus using the internal
+ *              chipselects. Unfortunately Freescale decided to put some
+ *              chipselects on dedicated pins which are not usable as gpios,
+ *              so we have to support the internal chipselects.
+ * @num_chipselect: ARRAY_SIZE(chipselect)
+ */
+struct spi_imx_master {
+	int	*chipselect;
+	int	num_chipselect;
+};
+
+#define MXC_SPI_CS(no)	((no) - 32)
+
+#endif /* __MACH_SPI_H_*/
diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c
index 1868c0d8f9b5..341235c278ac 100644
--- a/arch/arm/plat-omap/cpu-omap.c
+++ b/arch/arm/plat-omap/cpu-omap.c
@@ -127,7 +127,7 @@ static int __init omap_cpu_init(struct cpufreq_policy *policy)
 	}
 
 	/* FIXME: what's the actual transition time? */
-	policy->cpuinfo.transition_latency = 10 * 1000 * 1000;
+	policy->cpuinfo.transition_latency = 300 * 1000;
 
 	return 0;
 }
diff --git a/arch/arm/plat-omap/dma.c b/arch/arm/plat-omap/dma.c
index fd3154ae69b1..68eaae324b6a 100644
--- a/arch/arm/plat-omap/dma.c
+++ b/arch/arm/plat-omap/dma.c
@@ -691,13 +691,16 @@ static inline void disable_lnk(int lch)
 static inline void omap2_enable_irq_lch(int lch)
 {
 	u32 val;
+	unsigned long flags;
 
 	if (!cpu_class_is_omap2())
 		return;
 
+	spin_lock_irqsave(&dma_chan_lock, flags);
 	val = dma_read(IRQENABLE_L0);
 	val |= 1 << lch;
 	dma_write(val, IRQENABLE_L0);
+	spin_unlock_irqrestore(&dma_chan_lock, flags);
 }
 
 int omap_request_dma(int dev_id, const char *dev_name,
@@ -799,10 +802,13 @@ void omap_free_dma(int lch)
 
 	if (cpu_class_is_omap2()) {
 		u32 val;
+
+		spin_lock_irqsave(&dma_chan_lock, flags);
 		/* Disable interrupts */
 		val = dma_read(IRQENABLE_L0);
 		val &= ~(1 << lch);
 		dma_write(val, IRQENABLE_L0);
+		spin_unlock_irqrestore(&dma_chan_lock, flags);
 
 		/* Clear the CSR register and IRQ status register */
 		dma_write(OMAP2_DMA_CSR_CLEAR_MASK, CSR(lch));
@@ -829,10 +835,10 @@ EXPORT_SYMBOL(omap_free_dma);
  *
  * @param arb_rate
  * @param max_fifo_depth
- * @param tparams - Number of thereads to reserve : DMA_THREAD_RESERVE_NORM
- * 						    DMA_THREAD_RESERVE_ONET
- * 						    DMA_THREAD_RESERVE_TWOT
- * 						    DMA_THREAD_RESERVE_THREET
+ * @param tparams - Number of threads to reserve : DMA_THREAD_RESERVE_NORM
+ * 						   DMA_THREAD_RESERVE_ONET
+ * 						   DMA_THREAD_RESERVE_TWOT
+ * 						   DMA_THREAD_RESERVE_THREET
  */
 void
 omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
@@ -844,11 +850,14 @@ omap_dma_set_global_params(int arb_rate, int max_fifo_depth, int tparams)
 		return;
 	}
 
+	if (max_fifo_depth == 0)
+		max_fifo_depth = 1;
 	if (arb_rate == 0)
 		arb_rate = 1;
 
-	reg = (arb_rate & 0xff) << 16;
-	reg |= (0xff & max_fifo_depth);
+	reg = 0xff & max_fifo_depth;
+	reg |= (0x3 & tparams) << 12;
+	reg |= (arb_rate & 0xff) << 16;
 
 	dma_write(reg, GCR);
 }
@@ -975,6 +984,14 @@ void omap_stop_dma(int lch)
 {
 	u32 l;
 
+	/* Disable all interrupts on the channel */
+	if (cpu_class_is_omap1())
+		dma_write(0, CICR(lch));
+
+	l = dma_read(CCR(lch));
+	l &= ~OMAP_DMA_CCR_EN;
+	dma_write(l, CCR(lch));
+
 	if (!omap_dma_in_1510_mode() && dma_chan[lch].next_lch != -1) {
 		int next_lch, cur_lch = lch;
 		char dma_chan_link_map[OMAP_DMA4_LOGICAL_DMA_CH_COUNT];
@@ -992,18 +1009,8 @@ void omap_stop_dma(int lch)
 			next_lch = dma_chan[cur_lch].next_lch;
 			cur_lch = next_lch;
 		} while (next_lch != -1);
-
-		return;
 	}
 
-	/* Disable all interrupts on the channel */
-	if (cpu_class_is_omap1())
-		dma_write(0, CICR(lch));
-
-	l = dma_read(CCR(lch));
-	l &= ~OMAP_DMA_CCR_EN;
-	dma_write(l, CCR(lch));
-
 	dma_chan[lch].flags &= ~OMAP_DMA_ACTIVE;
 }
 EXPORT_SYMBOL(omap_stop_dma);
@@ -1107,6 +1114,14 @@ int omap_dma_running(void)
 {
 	int lch;
 
+	/*
+	 * On OMAP1510, internal LCD controller will start the transfer
+	 * when it gets enabled, so assume DMA running if LCD enabled.
+	 */
+	if (cpu_is_omap1510())
+		if (omap_readw(0xfffec000 + 0x00) & (1 << 0))
+			return 1;
+
 	/* Check if LCD DMA is running */
 	if (cpu_is_omap16xx())
 		if (omap_readw(OMAP1610_DMA_LCD_CCR) & OMAP_DMA_CCR_EN)
diff --git a/arch/arm/plat-omap/gpio.c b/arch/arm/plat-omap/gpio.c
index 693839c89ad0..7c345b757df1 100644
--- a/arch/arm/plat-omap/gpio.c
+++ b/arch/arm/plat-omap/gpio.c
@@ -250,7 +250,7 @@ static struct gpio_bank gpio_bank_730[7] = {
 
 #ifdef CONFIG_ARCH_OMAP850
 static struct gpio_bank gpio_bank_850[7] = {
-	{ OMAP1_MPUIO_BASE,     INT_850_MPUIO,	    IH_MPUIO_BASE,	METHOD_MPUIO },
+	{ OMAP1_MPUIO_VBASE,     INT_850_MPUIO,	    IH_MPUIO_BASE,	METHOD_MPUIO },
 	{ OMAP850_GPIO1_BASE,  INT_850_GPIO_BANK1,  IH_GPIO_BASE,	METHOD_GPIO_850 },
 	{ OMAP850_GPIO2_BASE,  INT_850_GPIO_BANK2,  IH_GPIO_BASE + 32,	METHOD_GPIO_850 },
 	{ OMAP850_GPIO3_BASE,  INT_850_GPIO_BANK3,  IH_GPIO_BASE + 64,	METHOD_GPIO_850 },
@@ -373,7 +373,7 @@ static inline int gpio_valid(int gpio)
 
 static int check_gpio(int gpio)
 {
-	if (unlikely(gpio_valid(gpio)) < 0) {
+	if (unlikely(gpio_valid(gpio) < 0)) {
 		printk(KERN_ERR "omap-gpio: invalid GPIO %d\n", gpio);
 		dump_stack();
 		return -1;
diff --git a/arch/arm/plat-omap/include/mach/cpu.h b/arch/arm/plat-omap/include/mach/cpu.h
index 11e73d9e8928..f129efb3075e 100644
--- a/arch/arm/plat-omap/include/mach/cpu.h
+++ b/arch/arm/plat-omap/include/mach/cpu.h
@@ -303,32 +303,21 @@ IS_OMAP_TYPE(3430, 0x3430)
 #define cpu_is_omap2430()		0
 #define cpu_is_omap3430()		0
 
-#if defined(MULTI_OMAP1)
-# if defined(CONFIG_ARCH_OMAP730)
-#  undef  cpu_is_omap730
-#  define cpu_is_omap730()		is_omap730()
-# endif
-# if defined(CONFIG_ARCH_OMAP850)
-#  undef  cpu_is_omap850
-#  define cpu_is_omap850()		is_omap850()
-# endif
-#else
-# if defined(CONFIG_ARCH_OMAP730)
-#  undef  cpu_is_omap730
-#  define cpu_is_omap730()		1
-# endif
-#endif
-#else
-# if defined(CONFIG_ARCH_OMAP850)
-#  undef  cpu_is_omap850
-#  define cpu_is_omap850()		1
-# endif
-#endif
-
 /*
  * Whether we have MULTI_OMAP1 or not, we still need to distinguish
- * between 330 vs. 1510 and 1611B/5912 vs. 1710.
+ * between 730 vs 850, 330 vs. 1510 and 1611B/5912 vs. 1710.
  */
+
+#if defined(CONFIG_ARCH_OMAP730)
+# undef  cpu_is_omap730
+# define cpu_is_omap730()		is_omap730()
+#endif
+
+#if defined(CONFIG_ARCH_OMAP850)
+# undef  cpu_is_omap850
+# define cpu_is_omap850()		is_omap850()
+#endif
+
 #if defined(CONFIG_ARCH_OMAP15XX)
 # undef  cpu_is_omap310
 # undef  cpu_is_omap1510
@@ -433,3 +422,5 @@ IS_OMAP_TYPE(3430, 0x3430)
 
 int omap_chip_is(struct omap_chip_id oci);
 void omap2_check_revision(void);
+
+#endif
diff --git a/arch/arm/plat-omap/include/mach/gpmc.h b/arch/arm/plat-omap/include/mach/gpmc.h
index 921b16532ff5..9c99cda77ba6 100644
--- a/arch/arm/plat-omap/include/mach/gpmc.h
+++ b/arch/arm/plat-omap/include/mach/gpmc.h
@@ -103,6 +103,10 @@ extern int gpmc_cs_request(int cs, unsigned long size, unsigned long *base);
 extern void gpmc_cs_free(int cs);
 extern int gpmc_cs_set_reserved(int cs, int reserved);
 extern int gpmc_cs_reserved(int cs);
+extern int gpmc_prefetch_enable(int cs, int dma_mode,
+					unsigned int u32_count, int is_write);
+extern void gpmc_prefetch_reset(void);
+extern int gpmc_prefetch_status(void);
 extern void __init gpmc_init(void);
 
 #endif
diff --git a/arch/arm/plat-omap/include/mach/irqs.h b/arch/arm/plat-omap/include/mach/irqs.h
index fb7cb7723990..28a165058b61 100644
--- a/arch/arm/plat-omap/include/mach/irqs.h
+++ b/arch/arm/plat-omap/include/mach/irqs.h
@@ -503,6 +503,7 @@
 #define INT_44XX_FPKA_READY_IRQ	(50 + IRQ_GIC_START)
 #define INT_44XX_SHA1MD51_IRQ	(51 + IRQ_GIC_START)
 #define INT_44XX_RNG_IRQ	(52 + IRQ_GIC_START)
+#define INT_44XX_MMC5_IRQ	(59 + IRQ_GIC_START)
 #define INT_44XX_I2C3_IRQ	(61 + IRQ_GIC_START)
 #define INT_44XX_FPKA_ERROR_IRQ	(64 + IRQ_GIC_START)
 #define INT_44XX_PBIAS_IRQ	(75 + IRQ_GIC_START)
@@ -511,6 +512,7 @@
 #define INT_44XX_TLL_IRQ	(78 + IRQ_GIC_START)
 #define INT_44XX_PARTHASH_IRQ	(79 + IRQ_GIC_START)
 #define INT_44XX_MMC3_IRQ	(94 + IRQ_GIC_START)
+#define INT_44XX_MMC4_IRQ	(96 + IRQ_GIC_START)
 
 
 /* Max. 128 level 2 IRQs (OMAP1610), 192 GPIOs (OMAP730/850) and
diff --git a/arch/arm/plat-omap/include/mach/keypad.h b/arch/arm/plat-omap/include/mach/keypad.h
index 45ea3ae3c995..3ae52ccc793c 100644
--- a/arch/arm/plat-omap/include/mach/keypad.h
+++ b/arch/arm/plat-omap/include/mach/keypad.h
@@ -10,6 +10,8 @@
 #ifndef ASMARM_ARCH_KEYPAD_H
 #define ASMARM_ARCH_KEYPAD_H
 
+#warning: Please update the board to use matrix_keypad.h instead
+
 struct omap_kp_platform_data {
 	int rows;
 	int cols;
diff --git a/arch/arm/plat-omap/include/mach/lcd_mipid.h b/arch/arm/plat-omap/include/mach/lcd_mipid.h
index f8fbc4801e52..8e52c6572281 100644
--- a/arch/arm/plat-omap/include/mach/lcd_mipid.h
+++ b/arch/arm/plat-omap/include/mach/lcd_mipid.h
@@ -16,7 +16,12 @@ enum mipid_test_result {
 struct mipid_platform_data {
 	int	nreset_gpio;
 	int	data_lines;
+
 	void	(*shutdown)(struct mipid_platform_data *pdata);
+	void	(*set_bklight_level)(struct mipid_platform_data *pdata,
+				     int level);
+	int	(*get_bklight_level)(struct mipid_platform_data *pdata);
+	int	(*get_bklight_max)(struct mipid_platform_data *pdata);
 };
 
 #endif
diff --git a/arch/arm/plat-omap/include/mach/mmc.h b/arch/arm/plat-omap/include/mach/mmc.h
index 81d5b36534b3..7229b9593301 100644
--- a/arch/arm/plat-omap/include/mach/mmc.h
+++ b/arch/arm/plat-omap/include/mach/mmc.h
@@ -25,11 +25,18 @@
 
 #define OMAP24XX_NR_MMC		2
 #define OMAP34XX_NR_MMC		3
+#define OMAP44XX_NR_MMC		5
 #define OMAP2420_MMC_SIZE	OMAP1_MMC_SIZE
-#define HSMMC_SIZE		0x200
+#define OMAP3_HSMMC_SIZE	0x200
+#define OMAP4_HSMMC_SIZE	0x1000
 #define OMAP2_MMC1_BASE		0x4809c000
 #define OMAP2_MMC2_BASE		0x480b4000
 #define OMAP3_MMC3_BASE		0x480ad000
+#define OMAP4_MMC4_BASE		0x480d1000
+#define OMAP4_MMC5_BASE		0x480d5000
+#define OMAP4_MMC_REG_OFFSET	0x100
+#define HSMMC5			(1 << 4)
+#define HSMMC4			(1 << 3)
 #define HSMMC3			(1 << 2)
 #define HSMMC2			(1 << 1)
 #define HSMMC1			(1 << 0)
@@ -59,6 +66,9 @@ struct omap_mmc_platform_data {
 	int (*suspend)(struct device *dev, int slot);
 	int (*resume)(struct device *dev, int slot);
 
+	/* Return context loss count due to PM states changing */
+	int (*get_context_loss_count)(struct device *dev);
+
 	u64 dma_mask;
 
 	struct omap_mmc_slot_data {
@@ -80,12 +90,20 @@ struct omap_mmc_platform_data {
 		/* use the internal clock */
 		unsigned internal_clock:1;
 
+		/* nonremovable e.g. eMMC */
+		unsigned nonremovable:1;
+
+		/* Try to sleep or power off when possible */
+		unsigned power_saving:1;
+
 		int switch_pin;			/* gpio (card detect) */
 		int gpio_wp;			/* gpio (write protect) */
 
 		int (* set_bus_mode)(struct device *dev, int slot, int bus_mode);
 		int (* set_power)(struct device *dev, int slot, int power_on, int vdd);
 		int (* get_ro)(struct device *dev, int slot);
+		int (*set_sleep)(struct device *dev, int slot, int sleep,
+				 int vdd, int cardsleep);
 
 		/* return MMC cover switch state, can be NULL if not supported.
 		 *
diff --git a/arch/arm/plat-omap/include/mach/mux.h b/arch/arm/plat-omap/include/mach/mux.h
index 98dfab651dfc..0f49d2d563d9 100644
--- a/arch/arm/plat-omap/include/mach/mux.h
+++ b/arch/arm/plat-omap/include/mach/mux.h
@@ -840,12 +840,14 @@ enum omap34xx_index {
 	 */
 	AF26_34XX_GPIO0,
 	AF22_34XX_GPIO9,
+	AG9_34XX_GPIO23,
 	AH8_34XX_GPIO29,
 	U8_34XX_GPIO54_OUT,
 	U8_34XX_GPIO54_DOWN,
 	L8_34XX_GPIO63,
 	G25_34XX_GPIO86_OUT,
 	AG4_34XX_GPIO134_OUT,
+	AF4_34XX_GPIO135_OUT,
 	AE4_34XX_GPIO136_OUT,
 	AF6_34XX_GPIO140_UP,
 	AE6_34XX_GPIO141,
diff --git a/arch/arm/plat-omap/include/mach/omapfb.h b/arch/arm/plat-omap/include/mach/omapfb.h
index 7b74d1255e0b..b226bdf45739 100644
--- a/arch/arm/plat-omap/include/mach/omapfb.h
+++ b/arch/arm/plat-omap/include/mach/omapfb.h
@@ -276,8 +276,8 @@ typedef int (*omapfb_notifier_callback_t)(struct notifier_block *,
 					  void *fbi);
 
 struct omapfb_mem_region {
-	dma_addr_t	paddr;
-	void		*vaddr;
+	u32		paddr;
+	void __iomem	*vaddr;
 	unsigned long	size;
 	u8		type;		/* OMAPFB_PLANE_MEM_* */
 	unsigned	alloc:1;	/* allocated by the driver */
diff --git a/arch/arm/plat-omap/include/mach/powerdomain.h b/arch/arm/plat-omap/include/mach/powerdomain.h
index 6271d8556a40..fa6461423bd0 100644
--- a/arch/arm/plat-omap/include/mach/powerdomain.h
+++ b/arch/arm/plat-omap/include/mach/powerdomain.h
@@ -135,6 +135,8 @@ struct powerdomain *pwrdm_lookup(const char *name);
 
 int pwrdm_for_each(int (*fn)(struct powerdomain *pwrdm, void *user),
 			void *user);
+int pwrdm_for_each_nolock(int (*fn)(struct powerdomain *pwrdm, void *user),
+			void *user);
 
 int pwrdm_add_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm);
 int pwrdm_del_clkdm(struct powerdomain *pwrdm, struct clockdomain *clkdm);
diff --git a/arch/arm/plat-omap/iommu.c b/arch/arm/plat-omap/iommu.c
index 4b6012707307..94584f167a82 100644
--- a/arch/arm/plat-omap/iommu.c
+++ b/arch/arm/plat-omap/iommu.c
@@ -664,7 +664,7 @@ static size_t iopgtable_clear_entry_core(struct iommu *obj, u32 da)
 		nent = 1; /* for the next L1 entry */
 	} else {
 		bytes = IOPGD_SIZE;
-		if (*iopgd & IOPGD_SUPER) {
+		if ((*iopgd & IOPGD_SUPER) == IOPGD_SUPER) {
 			nent *= 16;
 			/* rewind to the 1st entry */
 			iopgd = (u32 *)((u32)iopgd & IOSUPER_MASK);
diff --git a/arch/arm/plat-omap/iovmm.c b/arch/arm/plat-omap/iovmm.c
index 6fc52fcbdc03..dc3fac3dd0ea 100644
--- a/arch/arm/plat-omap/iovmm.c
+++ b/arch/arm/plat-omap/iovmm.c
@@ -47,7 +47,7 @@
  *	'va':	mpu virtual address
  *
  *	'c':	contiguous memory area
- *	'd':	dicontiguous memory area
+ *	'd':	discontiguous memory area
  *	'a':	anonymous memory allocation
  *	'()':	optional feature
  *
@@ -199,7 +199,8 @@ static void *vmap_sg(const struct sg_table *sgt)
 		va += bytes;
 	}
 
-	flush_cache_vmap(new->addr, new->addr + total);
+	flush_cache_vmap((unsigned long)new->addr,
+				(unsigned long)(new->addr + total));
 	return new->addr;
 
 err_out:
@@ -362,8 +363,9 @@ void *da_to_va(struct iommu *obj, u32 da)
 		goto out;
 	}
 	va = area->va;
-	mutex_unlock(&obj->mmap_lock);
 out:
+	mutex_unlock(&obj->mmap_lock);
+
 	return va;
 }
 EXPORT_SYMBOL_GPL(da_to_va);
@@ -390,14 +392,14 @@ static void sgtable_fill_vmalloc(struct sg_table *sgt, void *_va)
 	}
 
 	va_end = _va + PAGE_SIZE * i;
-	flush_cache_vmap(_va, va_end);
+	flush_cache_vmap((unsigned long)_va, (unsigned long)va_end);
 }
 
 static inline void sgtable_drain_vmalloc(struct sg_table *sgt)
 {
 	/*
 	 * Actually this is not necessary at all, just exists for
-	 * consistency of the code readibility.
+	 * consistency of the code readability.
 	 */
 	BUG_ON(!sgt);
 }
@@ -433,7 +435,7 @@ static inline void sgtable_drain_kmalloc(struct sg_table *sgt)
 {
 	/*
 	 * Actually this is not necessary at all, just exists for
-	 * consistency of the code readibility
+	 * consistency of the code readability
 	 */
 	BUG_ON(!sgt);
 }
diff --git a/arch/arm/plat-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c
index 88ac9768f1c1..e664b912d7bb 100644
--- a/arch/arm/plat-omap/mcbsp.c
+++ b/arch/arm/plat-omap/mcbsp.c
@@ -595,7 +595,7 @@ void omap_mcbsp_stop(unsigned int id, int tx, int rx)
 	rx &= 1;
 	if (cpu_is_omap2430() || cpu_is_omap34xx()) {
 		w = OMAP_MCBSP_READ(io_base, RCCR);
-		w |= (tx ? RDISABLE : 0);
+		w |= (rx ? RDISABLE : 0);
 		OMAP_MCBSP_WRITE(io_base, RCCR, w);
 	}
 	w = OMAP_MCBSP_READ(io_base, SPCR1);
diff --git a/arch/arm/plat-omap/sram.c b/arch/arm/plat-omap/sram.c
index 925f64711c37..75d1f26e5b17 100644
--- a/arch/arm/plat-omap/sram.c
+++ b/arch/arm/plat-omap/sram.c
@@ -270,7 +270,8 @@ void * omap_sram_push(void * start, unsigned long size)
 	omap_sram_ceil -= size;
 	omap_sram_ceil = ROUND_DOWN(omap_sram_ceil, sizeof(void *));
 	memcpy((void *)omap_sram_ceil, start, size);
-	flush_icache_range((unsigned long)start, (unsigned long)(start + size));
+	flush_icache_range((unsigned long)omap_sram_ceil,
+		(unsigned long)(omap_sram_ceil + size));
 
 	return (void *)omap_sram_ceil;
 }
diff --git a/arch/arm/plat-pxa/dma.c b/arch/arm/plat-pxa/dma.c
index 70aeee407f7d..2975798d411f 100644
--- a/arch/arm/plat-pxa/dma.c
+++ b/arch/arm/plat-pxa/dma.c
@@ -17,22 +17,266 @@
 #include <linux/kernel.h>
 #include <linux/interrupt.h>
 #include <linux/errno.h>
+#include <linux/dma-mapping.h>
 
 #include <asm/system.h>
 #include <asm/irq.h>
+#include <asm/memory.h>
 #include <mach/hardware.h>
 #include <mach/dma.h>
 
+#define DMA_DEBUG_NAME		"pxa_dma"
+#define DMA_MAX_REQUESTERS	64
+
 struct dma_channel {
 	char *name;
 	pxa_dma_prio prio;
 	void (*irq_handler)(int, void *);
 	void *data;
+	spinlock_t lock;
 };
 
 static struct dma_channel *dma_channels;
 static int num_dma_channels;
 
+/*
+ * Debug fs
+ */
+#ifdef CONFIG_DEBUG_FS
+#include <linux/debugfs.h>
+#include <linux/uaccess.h>
+#include <linux/seq_file.h>
+
+static struct dentry *dbgfs_root, *dbgfs_state, **dbgfs_chan;
+
+static int dbg_show_requester_chan(struct seq_file *s, void *p)
+{
+	int pos = 0;
+	int chan = (int)s->private;
+	int i;
+	u32 drcmr;
+
+	pos += seq_printf(s, "DMA channel %d requesters list :\n", chan);
+	for (i = 0; i < DMA_MAX_REQUESTERS; i++) {
+		drcmr = DRCMR(i);
+		if ((drcmr & DRCMR_CHLNUM) == chan)
+			pos += seq_printf(s, "\tRequester %d (MAPVLD=%d)\n", i,
+					  !!(drcmr & DRCMR_MAPVLD));
+	}
+	return pos;
+}
+
+static inline int dbg_burst_from_dcmd(u32 dcmd)
+{
+	int burst = (dcmd >> 16) & 0x3;
+
+	return burst ? 4 << burst : 0;
+}
+
+static int is_phys_valid(unsigned long addr)
+{
+	return pfn_valid(__phys_to_pfn(addr));
+}
+
+#define DCSR_STR(flag) (dcsr & DCSR_##flag ? #flag" " : "")
+#define DCMD_STR(flag) (dcmd & DCMD_##flag ? #flag" " : "")
+
+static int dbg_show_descriptors(struct seq_file *s, void *p)
+{
+	int pos = 0;
+	int chan = (int)s->private;
+	int i, max_show = 20, burst, width;
+	u32 dcmd;
+	unsigned long phys_desc;
+	struct pxa_dma_desc *desc;
+	unsigned long flags;
+
+	spin_lock_irqsave(&dma_channels[chan].lock, flags);
+	phys_desc = DDADR(chan);
+
+	pos += seq_printf(s, "DMA channel %d descriptors :\n", chan);
+	pos += seq_printf(s, "[%03d] First descriptor unknown\n", 0);
+	for (i = 1; i < max_show && is_phys_valid(phys_desc); i++) {
+		desc = phys_to_virt(phys_desc);
+		dcmd = desc->dcmd;
+		burst = dbg_burst_from_dcmd(dcmd);
+		width = (1 << ((dcmd >> 14) & 0x3)) >> 1;
+
+		pos += seq_printf(s, "[%03d] Desc at %08lx(virt %p)\n",
+				  i, phys_desc, desc);
+		pos += seq_printf(s, "\tDDADR = %08x\n", desc->ddadr);
+		pos += seq_printf(s, "\tDSADR = %08x\n", desc->dsadr);
+		pos += seq_printf(s, "\tDTADR = %08x\n", desc->dtadr);
+		pos += seq_printf(s, "\tDCMD  = %08x (%s%s%s%s%s%s%sburst=%d"
+				  " width=%d len=%d)\n",
+				  dcmd,
+				  DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR),
+				  DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG),
+				  DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN),
+				  DCMD_STR(ENDIAN), burst, width,
+				  dcmd & DCMD_LENGTH);
+		phys_desc = desc->ddadr;
+	}
+	if (i == max_show)
+		pos += seq_printf(s, "[%03d] Desc at %08lx ... max display reached\n",
+				  i, phys_desc);
+	else
+		pos += seq_printf(s, "[%03d] Desc at %08lx is %s\n",
+				  i, phys_desc, phys_desc == DDADR_STOP ?
+				  "DDADR_STOP" : "invalid");
+
+	spin_unlock_irqrestore(&dma_channels[chan].lock, flags);
+	return pos;
+}
+
+static int dbg_show_chan_state(struct seq_file *s, void *p)
+{
+	int pos = 0;
+	int chan = (int)s->private;
+	u32 dcsr, dcmd;
+	int burst, width;
+	static char *str_prio[] = { "high", "normal", "low" };
+
+	dcsr = DCSR(chan);
+	dcmd = DCMD(chan);
+	burst = dbg_burst_from_dcmd(dcmd);
+	width = (1 << ((dcmd >> 14) & 0x3)) >> 1;
+
+	pos += seq_printf(s, "DMA channel %d\n", chan);
+	pos += seq_printf(s, "\tPriority : %s\n",
+			  str_prio[dma_channels[chan].prio]);
+	pos += seq_printf(s, "\tUnaligned transfer bit: %s\n",
+			  DALGN & (1 << chan) ? "yes" : "no");
+	pos += seq_printf(s, "\tDCSR  = %08x (%s%s%s%s%s%s%s%s%s%s%s%s%s%s%s)\n",
+			  dcsr, DCSR_STR(RUN), DCSR_STR(NODESC),
+			  DCSR_STR(STOPIRQEN), DCSR_STR(EORIRQEN),
+			  DCSR_STR(EORJMPEN), DCSR_STR(EORSTOPEN),
+			  DCSR_STR(SETCMPST), DCSR_STR(CLRCMPST),
+			  DCSR_STR(CMPST), DCSR_STR(EORINTR), DCSR_STR(REQPEND),
+			  DCSR_STR(STOPSTATE), DCSR_STR(ENDINTR),
+			  DCSR_STR(STARTINTR), DCSR_STR(BUSERR));
+
+	pos += seq_printf(s, "\tDCMD  = %08x (%s%s%s%s%s%s%sburst=%d width=%d"
+			  " len=%d)\n",
+			  dcmd,
+			  DCMD_STR(INCSRCADDR), DCMD_STR(INCTRGADDR),
+			  DCMD_STR(FLOWSRC), DCMD_STR(FLOWTRG),
+			  DCMD_STR(STARTIRQEN), DCMD_STR(ENDIRQEN),
+			  DCMD_STR(ENDIAN), burst, width, dcmd & DCMD_LENGTH);
+	pos += seq_printf(s, "\tDSADR = %08x\n", DSADR(chan));
+	pos += seq_printf(s, "\tDTADR = %08x\n", DTADR(chan));
+	pos += seq_printf(s, "\tDDADR = %08x\n", DDADR(chan));
+	return pos;
+}
+
+static int dbg_show_state(struct seq_file *s, void *p)
+{
+	int pos = 0;
+
+	/* basic device status */
+	pos += seq_printf(s, "DMA engine status\n");
+	pos += seq_printf(s, "\tChannel number: %d\n", num_dma_channels);
+
+	return pos;
+}
+
+#define DBGFS_FUNC_DECL(name) \
+static int dbg_open_##name(struct inode *inode, struct file *file) \
+{ \
+	return single_open(file, dbg_show_##name, inode->i_private); \
+} \
+static const struct file_operations dbg_fops_##name = { \
+	.owner		= THIS_MODULE, \
+	.open		= dbg_open_##name, \
+	.llseek		= seq_lseek, \
+	.read		= seq_read, \
+	.release	= single_release, \
+}
+
+DBGFS_FUNC_DECL(state);
+DBGFS_FUNC_DECL(chan_state);
+DBGFS_FUNC_DECL(descriptors);
+DBGFS_FUNC_DECL(requester_chan);
+
+static struct dentry *pxa_dma_dbg_alloc_chan(int ch, struct dentry *chandir)
+{
+	char chan_name[11];
+	struct dentry *chan, *chan_state = NULL, *chan_descr = NULL;
+	struct dentry *chan_reqs = NULL;
+	void *dt;
+
+	scnprintf(chan_name, sizeof(chan_name), "%d", ch);
+	chan = debugfs_create_dir(chan_name, chandir);
+	dt = (void *)ch;
+
+	if (chan)
+		chan_state = debugfs_create_file("state", 0400, chan, dt,
+						 &dbg_fops_chan_state);
+	if (chan_state)
+		chan_descr = debugfs_create_file("descriptors", 0400, chan, dt,
+						 &dbg_fops_descriptors);
+	if (chan_descr)
+		chan_reqs = debugfs_create_file("requesters", 0400, chan, dt,
+						&dbg_fops_requester_chan);
+	if (!chan_reqs)
+		goto err_state;
+
+	return chan;
+
+err_state:
+	debugfs_remove_recursive(chan);
+	return NULL;
+}
+
+static void pxa_dma_init_debugfs(void)
+{
+	int i;
+	struct dentry *chandir;
+
+	dbgfs_root = debugfs_create_dir(DMA_DEBUG_NAME, NULL);
+	if (IS_ERR(dbgfs_root) || !dbgfs_root)
+		goto err_root;
+
+	dbgfs_state = debugfs_create_file("state", 0400, dbgfs_root, NULL,
+					  &dbg_fops_state);
+	if (!dbgfs_state)
+		goto err_state;
+
+	dbgfs_chan = kmalloc(sizeof(*dbgfs_state) * num_dma_channels,
+			     GFP_KERNEL);
+	if (!dbgfs_state)
+		goto err_alloc;
+
+	chandir = debugfs_create_dir("channels", dbgfs_root);
+	if (!chandir)
+		goto err_chandir;
+
+	for (i = 0; i < num_dma_channels; i++) {
+		dbgfs_chan[i] = pxa_dma_dbg_alloc_chan(i, chandir);
+		if (!dbgfs_chan[i])
+			goto err_chans;
+	}
+
+	return;
+err_chans:
+err_chandir:
+	kfree(dbgfs_chan);
+err_alloc:
+err_state:
+	debugfs_remove_recursive(dbgfs_root);
+err_root:
+	pr_err("pxa_dma: debugfs is not available\n");
+}
+
+static void __exit pxa_dma_cleanup_debugfs(void)
+{
+	debugfs_remove_recursive(dbgfs_root);
+}
+#else
+static inline void pxa_dma_init_debugfs(void) {}
+static inline void pxa_dma_cleanup_debugfs(void) {}
+#endif
+
 int pxa_request_dma (char *name, pxa_dma_prio prio,
 			void (*irq_handler)(int, void *),
 			void *data)
@@ -71,6 +315,7 @@ int pxa_request_dma (char *name, pxa_dma_prio prio,
 	local_irq_restore(flags);
 	return i;
 }
+EXPORT_SYMBOL(pxa_request_dma);
 
 void pxa_free_dma (int dma_ch)
 {
@@ -88,24 +333,26 @@ void pxa_free_dma (int dma_ch)
 	dma_channels[dma_ch].name = NULL;
 	local_irq_restore(flags);
 }
+EXPORT_SYMBOL(pxa_free_dma);
 
 static irqreturn_t dma_irq_handler(int irq, void *dev_id)
 {
 	int i, dint = DINT;
+	struct dma_channel *channel;
 
-	for (i = 0; i < num_dma_channels; i++) {
-		if (dint & (1 << i)) {
-			struct dma_channel *channel = &dma_channels[i];
-			if (channel->name && channel->irq_handler) {
-				channel->irq_handler(i, channel->data);
-			} else {
-				/*
-				 * IRQ for an unregistered DMA channel:
-				 * let's clear the interrupts and disable it.
-				 */
-				printk (KERN_WARNING "spurious IRQ for DMA channel %d\n", i);
-				DCSR(i) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR;
-			}
+	while (dint) {
+		i = __ffs(dint);
+		dint &= (dint - 1);
+		channel = &dma_channels[i];
+		if (channel->name && channel->irq_handler) {
+			channel->irq_handler(i, channel->data);
+		} else {
+			/*
+			 * IRQ for an unregistered DMA channel:
+			 * let's clear the interrupts and disable it.
+			 */
+			printk (KERN_WARNING "spurious IRQ for DMA channel %d\n", i);
+			DCSR(i) = DCSR_STARTINTR|DCSR_ENDINTR|DCSR_BUSERR;
 		}
 	}
 	return IRQ_HANDLED;
@@ -127,6 +374,7 @@ int __init pxa_init_dma(int irq, int num_ch)
 	for (i = 0; i < num_ch; i++) {
 		DCSR(i) = 0;
 		dma_channels[i].prio = min((i & 0xf) >> 2, DMA_PRIO_LOW);
+		spin_lock_init(&dma_channels[i].lock);
 	}
 
 	ret = request_irq(irq, dma_irq_handler, IRQF_DISABLED, "DMA", NULL);
@@ -135,10 +383,9 @@ int __init pxa_init_dma(int irq, int num_ch)
 		kfree(dma_channels);
 		return ret;
 	}
-
 	num_dma_channels = num_ch;
+
+	pxa_dma_init_debugfs();
+
 	return 0;
 }
-
-EXPORT_SYMBOL(pxa_request_dma);
-EXPORT_SYMBOL(pxa_free_dma);
diff --git a/arch/arm/plat-pxa/include/plat/mfp.h b/arch/arm/plat-pxa/include/plat/mfp.h
index 64019464c8db..857a6839071c 100644
--- a/arch/arm/plat-pxa/include/plat/mfp.h
+++ b/arch/arm/plat-pxa/include/plat/mfp.h
@@ -16,7 +16,7 @@
 #ifndef __ASM_PLAT_MFP_H
 #define __ASM_PLAT_MFP_H
 
-#define mfp_to_gpio(m)	((m) % 128)
+#define mfp_to_gpio(m)	((m) % 256)
 
 /* list of all the configurable MFP pins */
 enum {
@@ -150,6 +150,74 @@ enum {
 	MFP_PIN_GPIO125,
 	MFP_PIN_GPIO126,
 	MFP_PIN_GPIO127,
+
+	MFP_PIN_GPIO128,
+	MFP_PIN_GPIO129,
+	MFP_PIN_GPIO130,
+	MFP_PIN_GPIO131,
+	MFP_PIN_GPIO132,
+	MFP_PIN_GPIO133,
+	MFP_PIN_GPIO134,
+	MFP_PIN_GPIO135,
+	MFP_PIN_GPIO136,
+	MFP_PIN_GPIO137,
+	MFP_PIN_GPIO138,
+	MFP_PIN_GPIO139,
+	MFP_PIN_GPIO140,
+	MFP_PIN_GPIO141,
+	MFP_PIN_GPIO142,
+	MFP_PIN_GPIO143,
+	MFP_PIN_GPIO144,
+	MFP_PIN_GPIO145,
+	MFP_PIN_GPIO146,
+	MFP_PIN_GPIO147,
+	MFP_PIN_GPIO148,
+	MFP_PIN_GPIO149,
+	MFP_PIN_GPIO150,
+	MFP_PIN_GPIO151,
+	MFP_PIN_GPIO152,
+	MFP_PIN_GPIO153,
+	MFP_PIN_GPIO154,
+	MFP_PIN_GPIO155,
+	MFP_PIN_GPIO156,
+	MFP_PIN_GPIO157,
+	MFP_PIN_GPIO158,
+	MFP_PIN_GPIO159,
+	MFP_PIN_GPIO160,
+	MFP_PIN_GPIO161,
+	MFP_PIN_GPIO162,
+	MFP_PIN_GPIO163,
+	MFP_PIN_GPIO164,
+	MFP_PIN_GPIO165,
+	MFP_PIN_GPIO166,
+	MFP_PIN_GPIO167,
+	MFP_PIN_GPIO168,
+	MFP_PIN_GPIO169,
+	MFP_PIN_GPIO170,
+	MFP_PIN_GPIO171,
+	MFP_PIN_GPIO172,
+	MFP_PIN_GPIO173,
+	MFP_PIN_GPIO174,
+	MFP_PIN_GPIO175,
+	MFP_PIN_GPIO176,
+	MFP_PIN_GPIO177,
+	MFP_PIN_GPIO178,
+	MFP_PIN_GPIO179,
+	MFP_PIN_GPIO180,
+	MFP_PIN_GPIO181,
+	MFP_PIN_GPIO182,
+	MFP_PIN_GPIO183,
+	MFP_PIN_GPIO184,
+	MFP_PIN_GPIO185,
+	MFP_PIN_GPIO186,
+	MFP_PIN_GPIO187,
+	MFP_PIN_GPIO188,
+	MFP_PIN_GPIO189,
+	MFP_PIN_GPIO190,
+	MFP_PIN_GPIO191,
+
+	MFP_PIN_GPIO255 = 255,
+
 	MFP_PIN_GPIO0_2,
 	MFP_PIN_GPIO1_2,
 	MFP_PIN_GPIO2_2,
@@ -325,8 +393,9 @@ typedef unsigned long mfp_cfg_t;
 #define MFP_PULL_LOW		(0x1 << 21)
 #define MFP_PULL_HIGH		(0x2 << 21)
 #define MFP_PULL_BOTH		(0x3 << 21)
-#define MFP_PULL_MASK		(0x3 << 21)
-#define MFP_PULL(x)		(((x) >> 21) & 0x3)
+#define MFP_PULL_FLOAT		(0x4 << 21)
+#define MFP_PULL_MASK		(0x7 << 21)
+#define MFP_PULL(x)		(((x) >> 21) & 0x7)
 
 #define MFP_CFG_DEFAULT		(MFP_AF0 | MFP_DS03X | MFP_LPM_DEFAULT |\
 				 MFP_LPM_EDGE_NONE | MFP_PULL_NONE)
diff --git a/arch/arm/plat-pxa/mfp.c b/arch/arm/plat-pxa/mfp.c
index e716c622a17c..be58f9fe65b0 100644
--- a/arch/arm/plat-pxa/mfp.c
+++ b/arch/arm/plat-pxa/mfp.c
@@ -77,11 +77,13 @@
  * MFPR_PULL_LOW        1         0        1
  * MFPR_PULL_HIGH       1         1        0
  * MFPR_PULL_BOTH       1         1        1
+ * MFPR_PULL_FLOAT	1         0        0
  */
 #define MFPR_PULL_NONE		(0)
 #define MFPR_PULL_LOW		(MFPR_PULL_SEL | MFPR_PULLDOWN_EN)
 #define MFPR_PULL_BOTH		(MFPR_PULL_LOW | MFPR_PULLUP_EN)
 #define MFPR_PULL_HIGH		(MFPR_PULL_SEL | MFPR_PULLUP_EN)
+#define MFPR_PULL_FLOAT		(MFPR_PULL_SEL)
 
 /* mfp_spin_lock is used to ensure that MFP register configuration
  * (most likely a read-modify-write operation) is atomic, and that
@@ -116,6 +118,7 @@ static const unsigned long mfpr_pull[] = {
 	MFPR_PULL_LOW,
 	MFPR_PULL_HIGH,
 	MFPR_PULL_BOTH,
+	MFPR_PULL_FLOAT,
 };
 
 /* mapping of MFP_LPM_EDGE_* definitions to MFPR_EDGE_* register bits */
@@ -204,7 +207,7 @@ unsigned long mfp_read(int mfp)
 {
 	unsigned long val, flags;
 
-	BUG_ON(mfp >= MFP_PIN_MAX);
+	BUG_ON(mfp < 0 || mfp >= MFP_PIN_MAX);
 
 	spin_lock_irqsave(&mfp_spin_lock, flags);
 	val = mfpr_readl(mfp_table[mfp].mfpr_off);
@@ -217,7 +220,7 @@ void mfp_write(int mfp, unsigned long val)
 {
 	unsigned long flags;
 
-	BUG_ON(mfp >= MFP_PIN_MAX);
+	BUG_ON(mfp < 0 || mfp >= MFP_PIN_MAX);
 
 	spin_lock_irqsave(&mfp_spin_lock, flags);
 	mfpr_writel(mfp_table[mfp].mfpr_off, val);
diff --git a/arch/arm/plat-s3c/gpio.c b/arch/arm/plat-s3c/gpio.c
index 260fdc6ad685..5ff24e0f9f89 100644
--- a/arch/arm/plat-s3c/gpio.c
+++ b/arch/arm/plat-s3c/gpio.c
@@ -28,7 +28,7 @@ static __init void s3c_gpiolib_track(struct s3c_gpio_chip *chip)
 
 	gpn = chip->chip.base;
 	for (i = 0; i < chip->chip.ngpio; i++, gpn++) {
-		BUG_ON(gpn > ARRAY_SIZE(s3c_gpios));
+		BUG_ON(gpn >= ARRAY_SIZE(s3c_gpios));
 		s3c_gpios[gpn] = chip;
 	}
 }
diff --git a/arch/arm/plat-s3c24xx/adc.c b/arch/arm/plat-s3c24xx/adc.c
index 11117a7ba911..df47322492d5 100644
--- a/arch/arm/plat-s3c24xx/adc.c
+++ b/arch/arm/plat-s3c24xx/adc.c
@@ -14,6 +14,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 #include <linux/list.h>
 #include <linux/err.h>
 #include <linux/clk.h>
@@ -188,7 +189,7 @@ int s3c_adc_read(struct s3c_adc_client *client, unsigned int ch)
 err:
 	return ret;
 }
-EXPORT_SYMBOL_GPL(s3c_adc_convert);
+EXPORT_SYMBOL_GPL(s3c_adc_read);
 
 static void s3c_adc_default_select(struct s3c_adc_client *client,
 				   unsigned select)
diff --git a/arch/arm/plat-s3c24xx/cpu.c b/arch/arm/plat-s3c24xx/cpu.c
index 5447e60f3936..4af9dd948793 100644
--- a/arch/arm/plat-s3c24xx/cpu.c
+++ b/arch/arm/plat-s3c24xx/cpu.c
@@ -61,6 +61,7 @@ static const char name_s3c2410[]  = "S3C2410";
 static const char name_s3c2412[]  = "S3C2412";
 static const char name_s3c2440[]  = "S3C2440";
 static const char name_s3c2442[]  = "S3C2442";
+static const char name_s3c2442b[]  = "S3C2442B";
 static const char name_s3c2443[]  = "S3C2443";
 static const char name_s3c2410a[] = "S3C2410A";
 static const char name_s3c2440a[] = "S3C2440A";
@@ -112,6 +113,15 @@ static struct cpu_table cpu_ids[] __initdata = {
 		.name		= name_s3c2442
 	},
 	{
+		.idcode		= 0x32440aab,
+		.idmask		= 0xffffffff,
+		.map_io		= s3c244x_map_io,
+		.init_clocks	= s3c244x_init_clocks,
+		.init_uarts	= s3c244x_init_uarts,
+		.init		= s3c2442_init,
+		.name		= name_s3c2442b
+	},
+	{
 		.idcode		= 0x32412001,
 		.idmask		= 0xffffffff,
 		.map_io		= s3c2412_map_io,
diff --git a/arch/arm/plat-s3c24xx/dma.c b/arch/arm/plat-s3c24xx/dma.c
index 196b19123653..f046f8c51084 100644
--- a/arch/arm/plat-s3c24xx/dma.c
+++ b/arch/arm/plat-s3c24xx/dma.c
@@ -208,14 +208,14 @@ s3c2410_dma_loadbuffer(struct s3c2410_dma_chan *chan,
 {
 	unsigned long reload;
 
-	pr_debug("s3c2410_chan_loadbuffer: loading buff %p (0x%08lx,0x%06x)\n",
-		 buf, (unsigned long)buf->data, buf->size);
-
 	if (buf == NULL) {
 		dmawarn("buffer is NULL\n");
 		return -EINVAL;
 	}
 
+	pr_debug("s3c2410_chan_loadbuffer: loading buff %p (0x%08lx,0x%06x)\n",
+		 buf, (unsigned long)buf->data, buf->size);
+
 	/* check the state of the channel before we do anything */
 
 	if (chan->load_state == S3C2410_DMALOAD_1LOADED) {
diff --git a/arch/arm/plat-s3c24xx/gpio.c b/arch/arm/plat-s3c24xx/gpio.c
index 95df059b5a1d..5467470badfd 100644
--- a/arch/arm/plat-s3c24xx/gpio.c
+++ b/arch/arm/plat-s3c24xx/gpio.c
@@ -29,6 +29,7 @@
 #include <linux/io.h>
 
 #include <mach/hardware.h>
+#include <mach/gpio-fns.h>
 #include <asm/irq.h>
 
 #include <mach/regs-gpio.h>
diff --git a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
index efeb025affc7..c776120b99e6 100644
--- a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
+++ b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
@@ -222,7 +222,9 @@ extern struct clk *s3c_cpufreq_clk_get(struct device *, const char *);
 /* S3C2410 and compatible exported functions */
 
 extern void s3c2410_cpufreq_setrefresh(struct s3c_cpufreq_config *cfg);
+extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg);
 
+#ifdef CONFIG_S3C2410_IOTIMING
 extern int s3c2410_iotiming_calc(struct s3c_cpufreq_config *cfg,
 				 struct s3c_iotimings *iot);
 
@@ -231,8 +233,11 @@ extern int s3c2410_iotiming_get(struct s3c_cpufreq_config *cfg,
 
 extern void s3c2410_iotiming_set(struct s3c_cpufreq_config *cfg,
 				 struct s3c_iotimings *iot);
-
-extern void s3c2410_set_fvco(struct s3c_cpufreq_config *cfg);
+#else
+#define s3c2410_iotiming_calc NULL
+#define s3c2410_iotiming_get NULL
+#define s3c2410_iotiming_set NULL
+#endif /* CONFIG_S3C2410_IOTIMING */
 
 /* S3C2412 compatible routines */
 
diff --git a/arch/arm/plat-s3c24xx/include/plat/mci.h b/arch/arm/plat-s3c24xx/include/plat/mci.h
index 2d0852ac3b27..c2cef6139683 100644
--- a/arch/arm/plat-s3c24xx/include/plat/mci.h
+++ b/arch/arm/plat-s3c24xx/include/plat/mci.h
@@ -2,8 +2,11 @@
 #define _ARCH_MCI_H
 
 struct s3c24xx_mci_pdata {
+	unsigned int	no_wprotect : 1;
+	unsigned int	no_detect : 1;
 	unsigned int	wprotect_invert : 1;
 	unsigned int	detect_invert : 1;   /* set => detect active high. */
+	unsigned int	use_dma : 1;
 
 	unsigned int	gpio_detect;
 	unsigned int	gpio_wprotect;
diff --git a/arch/arm/plat-s3c24xx/include/plat/s3c2410.h b/arch/arm/plat-s3c24xx/include/plat/s3c2410.h
index b6deeef8f663..82ab4aad1bbe 100644
--- a/arch/arm/plat-s3c24xx/include/plat/s3c2410.h
+++ b/arch/arm/plat-s3c24xx/include/plat/s3c2410.h
@@ -27,6 +27,7 @@ extern void s3c2410_init_clocks(int xtal);
 #define s3c2410_init_uarts NULL
 #define s3c2410_map_io NULL
 #define s3c2410_init NULL
+#define s3c2410a_init NULL
 #endif
 
 extern int s3c2410_baseclk_add(void);
diff --git a/arch/arm/plat-s3c64xx/dma.c b/arch/arm/plat-s3c64xx/dma.c
index 67aa93dbb69e..d554b936fcfb 100644
--- a/arch/arm/plat-s3c64xx/dma.c
+++ b/arch/arm/plat-s3c64xx/dma.c
@@ -151,8 +151,6 @@ static void s3c64xx_dma_fill_lli(struct s3c2410_dma_chan *chan,
 		src = chan->dev_addr;
 		dst = data;
 		control0 = PL080_CONTROL_SRC_AHB2;
-		control0 |= (u32)chan->hw_width << PL080_CONTROL_SWIDTH_SHIFT;
-		control0 |= 2 << PL080_CONTROL_DWIDTH_SHIFT;
 		control0 |= PL080_CONTROL_DST_INCR;
 		break;
 
@@ -160,8 +158,6 @@ static void s3c64xx_dma_fill_lli(struct s3c2410_dma_chan *chan,
 		src = data;
 		dst = chan->dev_addr;
 		control0 = PL080_CONTROL_DST_AHB2;
-		control0 |= (u32)chan->hw_width << PL080_CONTROL_DWIDTH_SHIFT;
-		control0 |= 2 << PL080_CONTROL_SWIDTH_SHIFT;
 		control0 |= PL080_CONTROL_SRC_INCR;
 		break;
 	default:
@@ -173,6 +169,8 @@ static void s3c64xx_dma_fill_lli(struct s3c2410_dma_chan *chan,
 	control1 = size >> chan->hw_width;	/* size in no of xfers */
 	control0 |= PL080_CONTROL_PROT_SYS;	/* always in priv. mode */
 	control0 |= PL080_CONTROL_TC_IRQ_EN;	/* always fire IRQ */
+	control0 |= (u32)chan->hw_width << PL080_CONTROL_DWIDTH_SHIFT;
+	control0 |= (u32)chan->hw_width << PL080_CONTROL_SWIDTH_SHIFT;
 
 	lli->src_addr = src;
 	lli->dst_addr = dst;
@@ -339,19 +337,20 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
 	struct s3c64xx_dma_buff *next;
 	struct s3c64xx_dma_buff *buff;
 	struct pl080s_lli *lli;
+	unsigned long flags;
 	int ret;
 
 	WARN_ON(!chan);
 	if (!chan)
 		return -EINVAL;
 
-	buff = kzalloc(sizeof(struct s3c64xx_dma_buff), GFP_KERNEL);
+	buff = kzalloc(sizeof(struct s3c64xx_dma_buff), GFP_ATOMIC);
 	if (!buff) {
 		printk(KERN_ERR "%s: no memory for buffer\n", __func__);
 		return -ENOMEM;
 	}
 
-	lli = dma_pool_alloc(dma_pool, GFP_KERNEL, &buff->lli_dma);
+	lli = dma_pool_alloc(dma_pool, GFP_ATOMIC, &buff->lli_dma);
 	if (!lli) {
 		printk(KERN_ERR "%s: no memory for lli\n", __func__);
 		ret = -ENOMEM;
@@ -366,6 +365,8 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
 
 	s3c64xx_dma_fill_lli(chan, lli, data, size);
 
+	local_irq_save(flags);
+
 	if ((next = chan->next) != NULL) {
 		struct s3c64xx_dma_buff *end = chan->end;
 		struct pl080s_lli *endlli = end->lli;
@@ -397,6 +398,8 @@ int s3c2410_dma_enqueue(unsigned int channel, void *id,
 		s3c64xx_lli_to_regs(chan, lli);
 	}
 
+	local_irq_restore(flags);
+
 	show_lli(lli);
 
 	dbg_showchan(chan);
@@ -560,26 +563,11 @@ int s3c2410_dma_free(unsigned int channel, struct s3c2410_dma_client *client)
 
 EXPORT_SYMBOL(s3c2410_dma_free);
 
-
-static void s3c64xx_dma_tcirq(struct s3c64xx_dmac *dmac, int offs)
-{
-	struct s3c2410_dma_chan *chan = dmac->channels + offs;
-
-	/* note, we currently do not bother to work out which buffer
-	 * or buffers have been completed since the last tc-irq. */
-
-	if (chan->callback_fn)
-		(chan->callback_fn)(chan, chan->curr->pw, 0, S3C2410_RES_OK);
-}
-
-static void s3c64xx_dma_errirq(struct s3c64xx_dmac *dmac, int offs)
-{
-	printk(KERN_DEBUG "%s: offs %d\n", __func__, offs);
-}
-
 static irqreturn_t s3c64xx_dma_irq(int irq, void *pw)
 {
 	struct s3c64xx_dmac *dmac = pw;
+	struct s3c2410_dma_chan *chan;
+	enum s3c2410_dma_buffresult res;
 	u32 tcstat, errstat;
 	u32 bit;
 	int offs;
@@ -588,14 +576,54 @@ static irqreturn_t s3c64xx_dma_irq(int irq, void *pw)
 	errstat = readl(dmac->regs + PL080_ERR_STATUS);
 
 	for (offs = 0, bit = 1; offs < 8; offs++, bit <<= 1) {
+		struct s3c64xx_dma_buff *buff;
+
+		if (!(errstat & bit) && !(tcstat & bit))
+			continue;
+
+		chan = dmac->channels + offs;
+		res = S3C2410_RES_ERR;
+
 		if (tcstat & bit) {
 			writel(bit, dmac->regs + PL080_TC_CLEAR);
-			s3c64xx_dma_tcirq(dmac, offs);
+			res = S3C2410_RES_OK;
 		}
 
-		if (errstat & bit) {
-			s3c64xx_dma_errirq(dmac, offs);
+		if (errstat & bit)
 			writel(bit, dmac->regs + PL080_ERR_CLEAR);
+
+		/* 'next' points to the buffer that is next to the
+		 * currently active buffer.
+		 * For CIRCULAR queues, 'next' will be same as 'curr'
+		 * when 'end' is the active buffer.
+		 */
+		buff = chan->curr;
+		while (buff && buff != chan->next
+				&& buff->next != chan->next)
+			buff = buff->next;
+
+		if (!buff)
+			BUG();
+
+		if (buff == chan->next)
+			buff = chan->end;
+
+		s3c64xx_dma_bufffdone(chan, buff, res);
+
+		/* Free the node and update curr, if non-circular queue */
+		if (!(chan->flags & S3C2410_DMAF_CIRCULAR)) {
+			chan->curr = buff->next;
+			s3c64xx_dma_freebuff(buff);
+		}
+
+		/* Update 'next' */
+		buff = chan->next;
+		if (chan->next == chan->end) {
+			chan->next = chan->curr;
+			if (!(chan->flags & S3C2410_DMAF_CIRCULAR))
+				chan->end = NULL;
+		} else {
+			chan->next = buff->next;
 		}
 	}
 
@@ -697,7 +725,7 @@ static int __init s3c64xx_dma_init(void)
 
 	printk(KERN_INFO "%s: Registering DMA channels\n", __func__);
 
-	dma_pool = dma_pool_create("DMA-LLI", NULL, 32, 16, 0);
+	dma_pool = dma_pool_create("DMA-LLI", NULL, sizeof(struct pl080s_lli), 16, 0);
 	if (!dma_pool) {
 		printk(KERN_ERR "%s: failed to create pool\n", __func__);
 		return -ENOMEM;
diff --git a/arch/arm/plat-s3c64xx/include/plat/dma-plat.h b/arch/arm/plat-s3c64xx/include/plat/dma-plat.h
index 0c30dd986725..8f76a1e474d6 100644
--- a/arch/arm/plat-s3c64xx/include/plat/dma-plat.h
+++ b/arch/arm/plat-s3c64xx/include/plat/dma-plat.h
@@ -26,7 +26,7 @@ struct s3c64xx_dma_buff {
 	struct s3c64xx_dma_buff *next;
 
 	void			*pw;
-	struct pl080_lli	*lli;
+	struct pl080s_lli	*lli;
 	dma_addr_t		 lli_dma;
 };
 
diff --git a/arch/arm/plat-s3c64xx/include/plat/irqs.h b/arch/arm/plat-s3c64xx/include/plat/irqs.h
index 743a70094d04..7956fd3bb194 100644
--- a/arch/arm/plat-s3c64xx/include/plat/irqs.h
+++ b/arch/arm/plat-s3c64xx/include/plat/irqs.h
@@ -194,9 +194,17 @@
 
 #define IRQ_EINT_GROUP(group, no)	(IRQ_EINT_GROUP##group##_BASE + (no))
 
+/* Define a group of interrupts for board-specific use (eg, for MFD
+ * interrupt controllers). */
+#define IRQ_BOARD_START (IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
+
+#define IRQ_BOARD_NR 16
+
+#define IRQ_BOARD_END (IRQ_BOARD_START + IRQ_BOARD_NR)
+
 /* Set the default NR_IRQS */
 
-#define NR_IRQS	(IRQ_EINT_GROUP9_BASE + IRQ_EINT_GROUP9_NR + 1)
+#define NR_IRQS	(IRQ_BOARD_END + 1)
 
 #endif /* __ASM_PLAT_S3C64XX_IRQS_H */
 
diff --git a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
index a8777a755dfa..ff46e7fa957a 100644
--- a/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
+++ b/arch/arm/plat-s3c64xx/include/plat/regs-clock.h
@@ -51,8 +51,8 @@
 #define S3C6400_CLKDIV0_HCLK_SHIFT	(8)
 #define S3C6400_CLKDIV0_MPLL_MASK	(0x1 << 4)
 #define S3C6400_CLKDIV0_MPLL_SHIFT	(4)
-#define S3C6400_CLKDIV0_ARM_MASK	(0x3 << 0)
-#define S3C6410_CLKDIV0_ARM_MASK	(0x7 << 0)
+#define S3C6400_CLKDIV0_ARM_MASK	(0x7 << 0)
+#define S3C6410_CLKDIV0_ARM_MASK	(0xf << 0)
 #define S3C6400_CLKDIV0_ARM_SHIFT	(0)
 
 /* CLKDIV1 */
diff --git a/arch/arm/plat-s3c64xx/s3c6400-clock.c b/arch/arm/plat-s3c64xx/s3c6400-clock.c
index febac1950d8e..6ffa21eb1b91 100644
--- a/arch/arm/plat-s3c64xx/s3c6400-clock.c
+++ b/arch/arm/plat-s3c64xx/s3c6400-clock.c
@@ -302,8 +302,8 @@ static int s3c64xx_setrate_clksrc(struct clk *clk, unsigned long rate)
 		return -EINVAL;
 
 	val = __raw_readl(reg);
-	val &= ~(0xf << sclk->shift);
-	val |= (div - 1) << sclk->shift;
+	val &= ~(0xf << sclk->divider_shift);
+	val |= (div - 1) << sclk->divider_shift;
 	__raw_writel(val, reg);
 
 	return 0;
@@ -328,6 +328,8 @@ static int s3c64xx_setparent_clksrc(struct clk *clk, struct clk *parent)
 		clksrc |= src_nr << sclk->shift;
 
 		__raw_writel(clksrc, S3C_CLK_SRC);
+
+		clk->parent = parent;
 		return 0;
 	}
 
@@ -343,7 +345,7 @@ static unsigned long s3c64xx_roundrate_clksrc(struct clk *clk,
 	if (rate > parent_rate)
 		rate = parent_rate;
 	else {
-		div = rate / parent_rate;
+		div = parent_rate / rate;
 
 		if (div == 0)
 			div = 1;
@@ -675,6 +677,9 @@ void __init_or_cpufreq s3c6400_setup_clocks(void)
 
 	printk(KERN_DEBUG "%s: xtal is %ld\n", __func__, xtal);
 
+	/* For now assume the mux always selects the crystal */
+	clk_ext_xtal_mux.parent = xtal_clk;
+
 	epll = s3c6400_get_epll(xtal);
 	mpll = s3c6400_get_pll(xtal, __raw_readl(S3C_MPLL_CON));
 	apll = s3c6400_get_pll(xtal, __raw_readl(S3C_APLL_CON));
diff --git a/arch/arm/plat-stmp3xxx/dma.c b/arch/arm/plat-stmp3xxx/dma.c
index d2f497764dce..ef88f25fb870 100644
--- a/arch/arm/plat-stmp3xxx/dma.c
+++ b/arch/arm/plat-stmp3xxx/dma.c
@@ -264,7 +264,7 @@ int stmp3xxx_dma_make_chain(int ch, struct stmp37xx_circ_dma_chain *chain,
 					stmp3xxx_dma_free_command(ch,
 								  &descriptors
 								  [i]);
-				} while (i-- >= 0);
+				} while (i-- > 0);
 			}
 			return err;
 		}
diff --git a/arch/arm/tools/mach-types b/arch/arm/tools/mach-types
index c8c55b469342..07b976da6174 100644
--- a/arch/arm/tools/mach-types
+++ b/arch/arm/tools/mach-types
@@ -12,7 +12,7 @@
 #
 #   http://www.arm.linux.org.uk/developer/machines/?action=new
 #
-# Last update: Sat Sep 12 12:00:16 2009
+# Last update: Wed Nov 25 22:14:58 2009
 #
 # machine_is_xxx	CONFIG_xxxx		MACH_TYPE_xxx		number
 #
@@ -928,7 +928,7 @@ palmt5			MACH_PALMT5		PALMT5			917
 palmtc			MACH_PALMTC		PALMTC			918
 omap_apollon		MACH_OMAP_APOLLON	OMAP_APOLLON		919
 mxc30030evb		MACH_MXC30030EVB	MXC30030EVB		920
-rea_2d			MACH_REA_2D		REA_2D			921
+rea_cpu2		MACH_REA_2D		REA_2D			921
 eti3e524		MACH_TI3E524		TI3E524			922
 ateb9200		MACH_ATEB9200		ATEB9200		923
 auckland		MACH_AUCKLAND		AUCKLAND		924
@@ -1638,7 +1638,7 @@ mx35evb			MACH_MX35EVB		MX35EVB			1643
 aml_m8050		MACH_AML_M8050		AML_M8050		1644
 mx35_3ds		MACH_MX35_3DS		MX35_3DS		1645
 mars			MACH_MARS		MARS			1646
-ntosd_644xa		MACH_NTOSD_644XA	NTOSD_644XA		1647
+neuros_osd2		MACH_NEUROS_OSD2	NEUROS_OSD2		1647
 badger			MACH_BADGER		BADGER			1648
 trizeps4wl		MACH_TRIZEPS4WL		TRIZEPS4WL		1649
 trizeps5		MACH_TRIZEPS5		TRIZEPS5		1650
@@ -1654,7 +1654,7 @@ vf10xx			MACH_VF10XX		VF10XX			1659
 zoran43xx		MACH_ZORAN43XX		ZORAN43XX		1660
 sonix926		MACH_SONIX926		SONIX926		1661
 celestialsemi		MACH_CELESTIALSEMI	CELESTIALSEMI		1662
-cc9m2443		MACH_CC9M2443		CC9M2443		1663
+cc9m2443js		MACH_CC9M2443JS		CC9M2443JS		1663
 tw5334			MACH_TW5334		TW5334			1664
 omap_htcartemis		MACH_HTCARTEMIS		HTCARTEMIS		1665
 nal_hlite		MACH_NAL_HLITE		NAL_HLITE		1666
@@ -1802,7 +1802,7 @@ ccw9p9215js		MACH_CCW9P9215JS	CCW9P9215JS		1811
 rd88f5181l_ge		MACH_RD88F5181L_GE	RD88F5181L_GE		1812
 sifmain			MACH_SIFMAIN		SIFMAIN			1813
 sam9_l9261		MACH_SAM9_L9261		SAM9_L9261		1814
-cc9m2443js		MACH_CC9M2443JS		CC9M2443JS		1815
+cc9m2443		MACH_CC9M2443		CC9M2443		1815
 xaria300		MACH_XARIA300		XARIA300		1816
 it9200			MACH_IT9200		IT9200			1817
 rd88f5181l_fxo		MACH_RD88F5181L_FXO	RD88F5181L_FXO		1818
@@ -2409,3 +2409,130 @@ platypus		MACH_PLATYPUS		PLATYPUS		2422
 pss2			MACH_PSS2		PSS2			2423
 davinci_apm150		MACH_DAVINCI_APM150	DAVINCI_APM150		2424
 str9100			MACH_STR9100		STR9100			2425
+net5big			MACH_NET5BIG		NET5BIG			2426
+seabed9263		MACH_SEABED9263		SEABED9263		2427
+mx51_m2id		MACH_MX51_M2ID		MX51_M2ID		2428
+octvocplus_eb		MACH_OCTVOCPLUS_EB	OCTVOCPLUS_EB		2429
+klk_firefox		MACH_KLK_FIREFOX	KLK_FIREFOX		2430
+klk_wirma_module	MACH_KLK_WIRMA_MODULE	KLK_WIRMA_MODULE	2431
+klk_wirma_mmi		MACH_KLK_WIRMA_MMI	KLK_WIRMA_MMI		2432
+supersonic		MACH_SUPERSONIC		SUPERSONIC		2433
+liberty			MACH_LIBERTY		LIBERTY			2434
+mh355			MACH_MH355		MH355			2435
+pc7802			MACH_PC7802		PC7802			2436
+gnet_sgc		MACH_GNET_SGC		GNET_SGC		2437
+einstein15		MACH_EINSTEIN15		EINSTEIN15		2438
+cmpd			MACH_CMPD		CMPD			2439
+davinci_hase1		MACH_DAVINCI_HASE1	DAVINCI_HASE1		2440
+lgeincitephone		MACH_LGEINCITEPHONE	LGEINCITEPHONE		2441
+ea313x			MACH_EA313X		EA313X			2442
+fwbd_39064		MACH_FWBD_39064		FWBD_39064		2443
+fwbd_390128		MACH_FWBD_390128	FWBD_390128		2444
+pelco_moe		MACH_PELCO_MOE		PELCO_MOE		2445
+minimix27		MACH_MINIMIX27		MINIMIX27		2446
+omap3_thunder		MACH_OMAP3_THUNDER	OMAP3_THUNDER		2447
+passionc		MACH_PASSIONC		PASSIONC		2448
+mx27amata		MACH_MX27AMATA		MX27AMATA		2449
+bgat1			MACH_BGAT1		BGAT1			2450
+buzz			MACH_BUZZ		BUZZ			2451
+mb9g20			MACH_MB9G20		MB9G20			2452
+yushan			MACH_YUSHAN		YUSHAN			2453
+lizard			MACH_LIZARD		LIZARD			2454
+omap3polycom		MACH_OMAP3POLYCOM	OMAP3POLYCOM		2455
+smdkv210		MACH_SMDKV210		SMDKV210		2456
+bravo			MACH_BRAVO		BRAVO			2457
+siogentoo1		MACH_SIOGENTOO1		SIOGENTOO1		2458
+siogentoo2		MACH_SIOGENTOO2		SIOGENTOO2		2459
+sm3k			MACH_SM3K		SM3K			2460
+acer_tempo_f900		MACH_ACER_TEMPO_F900	ACER_TEMPO_F900		2461
+sst61vc010_dev		MACH_SST61VC010_DEV	SST61VC010_DEV		2462
+glittertind		MACH_GLITTERTIND	GLITTERTIND		2463
+omap_zoom3		MACH_OMAP_ZOOM3		OMAP_ZOOM3		2464
+omap_3630sdp		MACH_OMAP_3630SDP	OMAP_3630SDP		2465
+cybook2440		MACH_CYBOOK2440		CYBOOK2440		2466
+torino_s		MACH_TORINO_S		TORINO_S		2467
+havana			MACH_HAVANA		HAVANA			2468
+beaumont_11		MACH_BEAUMONT_11	BEAUMONT_11		2469
+vanguard		MACH_VANGUARD		VANGUARD		2470
+s5pc110_draco		MACH_S5PC110_DRACO	S5PC110_DRACO		2471
+cartesio_two		MACH_CARTESIO_TWO	CARTESIO_TWO		2472
+aster			MACH_ASTER		ASTER			2473
+voguesv210		MACH_VOGUESV210		VOGUESV210		2474
+acm500x			MACH_ACM500X		ACM500X			2475
+km9260			MACH_KM9260		KM9260			2476
+nideflexg1		MACH_NIDEFLEXG1		NIDEFLEXG1		2477
+ctera_plug_io		MACH_CTERA_PLUG_IO	CTERA_PLUG_IO		2478
+smartq7			MACH_SMARTQ7		SMARTQ7			2479
+at91sam9g10ek2		MACH_AT91SAM9G10EK2	AT91SAM9G10EK2		2480
+asusp527		MACH_ASUSP527		ASUSP527		2481
+at91sam9g20mpm2		MACH_AT91SAM9G20MPM2	AT91SAM9G20MPM2		2482
+topasa900		MACH_TOPASA900		TOPASA900		2483
+electrum_100		MACH_ELECTRUM_100	ELECTRUM_100		2484
+mx51grb			MACH_MX51GRB		MX51GRB			2485
+xea300			MACH_XEA300		XEA300			2486
+htcstartrek		MACH_HTCSTARTREK	HTCSTARTREK		2487
+lima			MACH_LIMA		LIMA			2488
+csb740			MACH_CSB740		CSB740			2489
+usb_s8815		MACH_USB_S8815		USB_S8815		2490
+watson_efm_plugin	MACH_WATSON_EFM_PLUGIN	WATSON_EFM_PLUGIN	2491
+milkyway		MACH_MILKYWAY		MILKYWAY		2492
+g4evm			MACH_G4EVM		G4EVM			2493
+picomod6		MACH_PICOMOD6		PICOMOD6		2494
+omapl138_hawkboard	MACH_OMAPL138_HAWKBOARD	OMAPL138_HAWKBOARD	2495
+ip6000			MACH_IP6000		IP6000			2496
+ip6010			MACH_IP6010		IP6010			2497
+utm400			MACH_UTM400		UTM400			2498
+omap3_zybex		MACH_OMAP3_ZYBEX	OMAP3_ZYBEX		2499
+wireless_space		MACH_WIRELESS_SPACE	WIRELESS_SPACE		2500
+sx560			MACH_SX560		SX560			2501
+ts41x			MACH_TS41X		TS41X			2502
+elphel10373		MACH_ELPHEL10373	ELPHEL10373		2503
+rhobot			MACH_RHOBOT		RHOBOT			2504
+mx51_refresh		MACH_MX51_REFRESH	MX51_REFRESH		2505
+ls9260			MACH_LS9260		LS9260			2506
+shank			MACH_SHANK		SHANK			2507
+qsd8x50_st1		MACH_QSD8X50_ST1	QSD8X50_ST1		2508
+at91sam9m10ekes		MACH_AT91SAM9M10EKES	AT91SAM9M10EKES		2509
+hiram			MACH_HIRAM		HIRAM			2510
+phy3250			MACH_PHY3250		PHY3250			2511
+ea3250			MACH_EA3250		EA3250			2512
+fdi3250			MACH_FDI3250		FDI3250			2513
+whitestone		MACH_WHITESTONE		WHITESTONE		2514
+at91sam9263nit		MACH_AT91SAM9263NIT	AT91SAM9263NIT		2515
+ccmx51			MACH_CCMX51		CCMX51			2516
+ccmx51js		MACH_CCMX51JS		CCMX51JS		2517
+ccwmx51			MACH_CCWMX51		CCWMX51			2518
+ccwmx51js		MACH_CCWMX51JS		CCWMX51JS		2519
+mini6410		MACH_MINI6410		MINI6410		2520
+tiny6410		MACH_TINY6410		TINY6410		2521
+nano6410		MACH_NANO6410		NANO6410		2522
+at572d940hfnldb		MACH_AT572D940HFNLDB	AT572D940HFNLDB		2523
+htcleo			MACH_HTCLEO		HTCLEO			2524
+avp13			MACH_AVP13		AVP13			2525
+xxsvideod		MACH_XXSVIDEOD		XXSVIDEOD		2526
+vpnext			MACH_VPNEXT		VPNEXT			2527
+swarco_itc3		MACH_SWARCO_ITC3	SWARCO_ITC3		2528
+tx51			MACH_TX51		TX51			2529
+dolby_cat1021		MACH_DOLBY_CAT1021	DOLBY_CAT1021		2530
+mx28evk			MACH_MX28EVK		MX28EVK			2531
+phoenix260		MACH_PHOENIX260		PHOENIX260		2532
+uvaca_stork		MACH_UVACA_STORK	UVACA_STORK		2533
+smartq5			MACH_SMARTQ5		SMARTQ5			2534
+all3078			MACH_ALL3078		ALL3078			2535
+ctera_2bay_ds		MACH_CTERA_2BAY_DS	CTERA_2BAY_DS		2536
+siogentoo3		MACH_SIOGENTOO3		SIOGENTOO3		2537
+epb5000			MACH_EPB5000		EPB5000			2538
+hy9263			MACH_HY9263		HY9263			2539
+acer_tempo_m900		MACH_ACER_TEMPO_M900	ACER_TEMPO_M900		2540
+acer_tempo_dx650	MACH_ACER_TEMPO_DX900	ACER_TEMPO_DX900	2541
+acer_tempo_x960		MACH_ACER_TEMPO_X960	ACER_TEMPO_X960		2542
+acer_eten_v900		MACH_ACER_ETEN_V900	ACER_ETEN_V900		2543
+acer_eten_x900		MACH_ACER_ETEN_X900	ACER_ETEN_X900		2544
+bonnell			MACH_BONNELL		BONNELL			2545
+oht_mx27		MACH_OHT_MX27		OHT_MX27		2546
+htcquartz		MACH_HTCQUARTZ		HTCQUARTZ		2547
+davinci_dm6467tevm	MACH_DAVINCI_DM6467TEVM	DAVINCI_DM6467TEVM	2548
+c3ax03			MACH_C3AX03		C3AX03			2549
+mxt_td60		MACH_MXT_TD60		MXT_TD60		2550
+esyx			MACH_ESYX		ESYX			2551
+bulldog			MACH_BULLDOG		BULLDOG			2553
diff --git a/arch/avr32/include/asm/mman.h b/arch/avr32/include/asm/mman.h
index 9a92b15f6a66..8eebf89f5ab1 100644
--- a/arch/avr32/include/asm/mman.h
+++ b/arch/avr32/include/asm/mman.h
@@ -1,17 +1 @@
-#ifndef __ASM_AVR32_MMAN_H__
-#define __ASM_AVR32_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) page tables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __ASM_AVR32_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/avr32/kernel/init_task.c b/arch/avr32/kernel/init_task.c
index 57ec9f2dcd95..6b2343e6fe33 100644
--- a/arch/avr32/kernel/init_task.c
+++ b/arch/avr32/kernel/init_task.c
@@ -18,9 +18,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
 /*
  * Initial thread structure. Must be aligned on an 8192-byte boundary.
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/avr32/mach-at32ap/include/mach/cpu.h b/arch/avr32/mach-at32ap/include/mach/cpu.h
index 44d0bfa1f409..9c96a130f3a8 100644
--- a/arch/avr32/mach-at32ap/include/mach/cpu.h
+++ b/arch/avr32/mach-at32ap/include/mach/cpu.h
@@ -31,5 +31,8 @@
 #define cpu_is_at91sam9263()	(0)
 #define cpu_is_at91sam9rl()	(0)
 #define cpu_is_at91cap9()	(0)
+#define cpu_is_at91sam9g10()	(0)
+#define cpu_is_at91sam9g45()	(0)
+#define cpu_is_at91sam9g45es()	(0)
 
 #endif /* __ASM_ARCH_CPU_H */
diff --git a/arch/avr32/mm/init.c b/arch/avr32/mm/init.c
index e819fa69a90e..94925641e53e 100644
--- a/arch/avr32/mm/init.c
+++ b/arch/avr32/mm/init.c
@@ -24,11 +24,9 @@
 #include <asm/setup.h>
 #include <asm/sections.h>
 
-#define __page_aligned	__attribute__((section(".data.page_aligned")))
-
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 
-pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned;
+pgd_t swapper_pg_dir[PTRS_PER_PGD] __page_aligned_data;
 
 struct page *empty_zero_page;
 EXPORT_SYMBOL(empty_zero_page);
@@ -141,7 +139,7 @@ void __init mem_init(void)
 
 	printk ("Memory: %luk/%luk available (%dk kernel code, "
 		"%dk reserved, %dk data, %dk init)\n",
-		(unsigned long)nr_free_pages() << (PAGE_SHIFT - 10),
+		nr_free_pages() << (PAGE_SHIFT - 10),
 		totalram_pages << (PAGE_SHIFT - 10),
 		codesize >> 10,
 		reservedpages << (PAGE_SHIFT - 10),
diff --git a/arch/blackfin/ADI_BSD.txt b/arch/blackfin/ADI_BSD.txt
new file mode 100644
index 000000000000..501d0b645943
--- /dev/null
+++ b/arch/blackfin/ADI_BSD.txt
@@ -0,0 +1,41 @@
+This BSD-Style License applies to a few files in ./arch/blackfin directory,
+and is included here, so people understand which code they can use outside
+the Linux kernel, in non-GPL based projects.
+
+Using the files released under the "ADI BSD" license, must comply with
+these license terms.
+
+--------------------------------------------------------------------------
+
+Copyright Analog Devices, Inc.
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions
+are met:
+  - Redistributions of source code must retain the above copyright
+    notice, this list of conditions and the following disclaimer.
+  - Redistributions in binary form must reproduce the above copyright
+    notice, this list of conditions and the following disclaimer in
+    the documentation and/or other materials provided with the
+    distribution.
+  - Neither the name of Analog Devices, Inc. nor the names of its
+    contributors may be used to endorse or promote products derived
+    from this software without specific prior written permission.
+  - The use of this software may or may not infringe the patent rights
+    of one or more patent holders.  This license does not release you
+    from the requirement that you obtain separate licenses from these
+    patent holders to use this software.
+
+THIS SOFTWARE IS PROVIDED BY ANALOG DEVICES "AS IS" AND ANY EXPRESS OR
+IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, NON-INFRINGEMENT,
+MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
+IN NO EVENT SHALL ANALOG DEVICES BE LIABLE FOR ANY DIRECT, INDIRECT,
+INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
+BUT NOT LIMITED TO, INTELLECTUAL PROPERTY RIGHTS, PROCUREMENT OF
+SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR
+BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY,
+WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR
+OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF
+ADVISED OF THE POSSIBILITY OF SUCH DAMAGE
diff --git a/arch/blackfin/Kconfig b/arch/blackfin/Kconfig
index 9a01d445eca8..ae6a60f10120 100644
--- a/arch/blackfin/Kconfig
+++ b/arch/blackfin/Kconfig
@@ -47,6 +47,9 @@ config GENERIC_HARDIRQS
 config GENERIC_IRQ_PROBE
 	def_bool y
 
+config GENERIC_HARDIRQS_NO__DO_IRQ
+	def_bool y
+
 config GENERIC_GPIO
 	def_bool y
 
@@ -229,7 +232,7 @@ endchoice
 
 config SMP
 	depends on BF561
-	select GENERIC_TIME
+	select GENERIC_CLOCKEVENTS
 	bool "Symmetric multi-processing support"
 	---help---
 	  This enables support for systems with more than one CPU,
@@ -613,12 +616,10 @@ comment "Kernel Timer/Scheduler"
 source kernel/Kconfig.hz
 
 config GENERIC_TIME
-	bool "Generic time"
-	default y
+	def_bool y
 
 config GENERIC_CLOCKEVENTS
 	bool "Generic clock events"
-	depends on GENERIC_TIME
 	default y
 
 choice
@@ -653,6 +654,10 @@ config GPTMR0_CLOCKSOURCE
 	depends on GENERIC_CLOCKEVENTS
 	depends on !TICKSOURCE_GPTMR0
 
+config ARCH_USES_GETTIMEOFFSET
+	depends on !GENERIC_CLOCKEVENTS
+	def_bool y
+
 source kernel/time/Kconfig
 
 comment "Misc"
diff --git a/arch/blackfin/Makefile b/arch/blackfin/Makefile
index 6f9533c3d752..f063b772934b 100644
--- a/arch/blackfin/Makefile
+++ b/arch/blackfin/Makefile
@@ -155,7 +155,7 @@ define archhelp
   echo  '* vmImage.gz      - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.gz)'
   echo  '  vmImage.lzma    - Kernel-only image for U-Boot (arch/$(ARCH)/boot/vmImage.lzma)'
   echo  '  install         - Install kernel using'
-  echo  '                     (your) ~/bin/$(CROSS_COMPILE)installkernel or'
-  echo  '                     (distribution) PATH: $(CROSS_COMPILE)installkernel or'
+  echo  '                     (your) ~/bin/$(INSTALLKERNEL) or'
+  echo  '                     (distribution) PATH: $(INSTALLKERNEL) or'
   echo  '                     install to $$(INSTALL_PATH)'
 endef
diff --git a/arch/blackfin/boot/install.sh b/arch/blackfin/boot/install.sh
index 9560a6b29100..e2c6e40902b7 100644
--- a/arch/blackfin/boot/install.sh
+++ b/arch/blackfin/boot/install.sh
@@ -36,9 +36,9 @@ verify "$3"
 
 # User may have a custom install script
 
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if which ${CROSS_COMPILE}installkernel >/dev/null 2>&1; then
-	exec ${CROSS_COMPILE}installkernel "$@"
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if which ${INSTALLKERNEL} >/dev/null 2>&1; then
+	exec ${INSTALLKERNEL} "$@"
 fi
 
 # Default install - same as make zlilo
diff --git a/arch/blackfin/include/asm/atomic.h b/arch/blackfin/include/asm/atomic.h
index 88f36d599fe8..d27c6274247d 100644
--- a/arch/blackfin/include/asm/atomic.h
+++ b/arch/blackfin/include/asm/atomic.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ARCH_BLACKFIN_ATOMIC__
 #define __ARCH_BLACKFIN_ATOMIC__
 
diff --git a/arch/blackfin/include/asm/bfin-global.h b/arch/blackfin/include/asm/bfin-global.h
index aef0594e7865..10064f902d20 100644
--- a/arch/blackfin/include/asm/bfin-global.h
+++ b/arch/blackfin/include/asm/bfin-global.h
@@ -1,29 +1,9 @@
 /*
- * File:         include/asm-blackfin/bfin-global.h
- * Based on:
- * Author: *
- * Created:
- * Description:  Global extern defines for blackfin
+ * Global extern defines for blackfin
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BFIN_GLOBAL_H_
diff --git a/arch/blackfin/include/asm/bfin5xx_spi.h b/arch/blackfin/include/asm/bfin5xx_spi.h
index c281c6328276..ed4f8c6db0cd 100644
--- a/arch/blackfin/include/asm/bfin5xx_spi.h
+++ b/arch/blackfin/include/asm/bfin5xx_spi.h
@@ -3,8 +3,6 @@
  *
  * Copyright 2004-2008 Analog Devices Inc.
  *
- * Enter bugs at http://blackfin.uclinux.org/
- *
  * Licensed under the GPL-2 or later.
  */
 
diff --git a/arch/blackfin/include/asm/bfin_rotary.h b/arch/blackfin/include/asm/bfin_rotary.h
index 425ece64fd5e..abdb2af52902 100644
--- a/arch/blackfin/include/asm/bfin_rotary.h
+++ b/arch/blackfin/include/asm/bfin_rotary.h
@@ -1,6 +1,10 @@
 /*
  * board initialization should put one of these structures into platform_data
  * and place the bfin-rotary onto platform_bus named "bfin-rotary".
+ *
+ * Copyright 2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BFIN_ROTARY_H
diff --git a/arch/blackfin/include/asm/bfin_simple_timer.h b/arch/blackfin/include/asm/bfin_simple_timer.h
index fccbb595464a..5248c133bc68 100644
--- a/arch/blackfin/include/asm/bfin_simple_timer.h
+++ b/arch/blackfin/include/asm/bfin_simple_timer.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2006-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _bfin_simple_timer_h_
 #define _bfin_simple_timer_h_
 
diff --git a/arch/blackfin/include/asm/bitops.h b/arch/blackfin/include/asm/bitops.h
index daffa71576d4..a2ff3fb3568d 100644
--- a/arch/blackfin/include/asm/bitops.h
+++ b/arch/blackfin/include/asm/bitops.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_BITOPS_H
 #define _BLACKFIN_BITOPS_H
 
diff --git a/arch/blackfin/include/asm/blackfin.h b/arch/blackfin/include/asm/blackfin.h
index 4d4439583396..eb7c1441d8f9 100644
--- a/arch/blackfin/include/asm/blackfin.h
+++ b/arch/blackfin/include/asm/blackfin.h
@@ -1,6 +1,9 @@
 /*
- * Common header file for blackfin family of processors.
+ * Common header file for Blackfin family of processors.
  *
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BLACKFIN_H_
diff --git a/arch/blackfin/include/asm/bug.h b/arch/blackfin/include/asm/bug.h
index 655e49540e41..6f4548a13555 100644
--- a/arch/blackfin/include/asm/bug.h
+++ b/arch/blackfin/include/asm/bug.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_BUG_H
 #define _BLACKFIN_BUG_H
 
diff --git a/arch/blackfin/include/asm/byteorder.h b/arch/blackfin/include/asm/byteorder.h
index 3e69106a4d37..9558416d578b 100644
--- a/arch/blackfin/include/asm/byteorder.h
+++ b/arch/blackfin/include/asm/byteorder.h
@@ -1,6 +1 @@
-#ifndef _BLACKFIN_BYTEORDER_H
-#define _BLACKFIN_BYTEORDER_H
-
 #include <linux/byteorder/little_endian.h>
-
-#endif				/* _BLACKFIN_BYTEORDER_H */
diff --git a/arch/blackfin/include/asm/cache.h b/arch/blackfin/include/asm/cache.h
index 477050ad5c53..8542bc31f63c 100644
--- a/arch/blackfin/include/asm/cache.h
+++ b/arch/blackfin/include/asm/cache.h
@@ -1,6 +1,9 @@
 /*
- * include/asm-blackfin/cache.h
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
+
 #ifndef __ARCH_BLACKFIN_CACHE_H
 #define __ARCH_BLACKFIN_CACHE_H
 
@@ -35,10 +38,10 @@
 
 #if defined(CONFIG_SMP) && \
     !defined(CONFIG_BFIN_CACHE_COHERENT)
-# if defined(CONFIG_BFIN_ICACHEABLE) || defined(CONFIG_BFIN_L2_ICACHEABLE)
+# if defined(CONFIG_BFIN_EXTMEM_ICACHEABLE) || defined(CONFIG_BFIN_L2_ICACHEABLE)
 # define __ARCH_SYNC_CORE_ICACHE
 # endif
-# if defined(CONFIG_BFIN_DCACHEABLE) || defined(CONFIG_BFIN_L2_DCACHEABLE)
+# if defined(CONFIG_BFIN_EXTMEM_DCACHEABLE) || defined(CONFIG_BFIN_L2_DCACHEABLE)
 # define __ARCH_SYNC_CORE_DCACHE
 # endif
 #ifndef __ASSEMBLY__
diff --git a/arch/blackfin/include/asm/cacheflush.h b/arch/blackfin/include/asm/cacheflush.h
index 7e55549e180f..af03a36c7a4e 100644
--- a/arch/blackfin/include/asm/cacheflush.h
+++ b/arch/blackfin/include/asm/cacheflush.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/cacheflush.h
- * Based on:	 include/asm-m68knommu/cacheflush.h
- * Author:       LG Soft India
- *               Copyright (C) 2004 Analog Devices Inc.
- * Created:      Tue Sep 21 2004
- * Description:  Blackfin low-level cache routines adapted from the i386
- * 		 and PPC versions by Greg Ungerer (gerg@snapgear.com)
+ * Blackfin low-level cache routines
  *
- * Modified:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BLACKFIN_CACHEFLUSH_H
diff --git a/arch/blackfin/include/asm/cdef_LPBlackfin.h b/arch/blackfin/include/asm/cdef_LPBlackfin.h
index 35f841bce57d..8778e0f03730 100644
--- a/arch/blackfin/include/asm/cdef_LPBlackfin.h
+++ b/arch/blackfin/include/asm/cdef_LPBlackfin.h
@@ -1,30 +1,8 @@
- /*
-  * File:        include/asm-blackfin/mach-common/cdef_LPBlackfin.h
-  * Based on:
-  * Author:      unknown
-  *              COPYRIGHT 2005 Analog Devices
-  * Created:     ?
-  * Description:
-  *
-  * Modified:
-  *
-  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
-  *
-  * This program is free software; you can redistribute it and/or modify
-  * it under the terms of the GNU General Public License as published by
-  * the Free Software Foundation; either version 2, or (at your option)
-  * any later version.
-  *
-  * This program is distributed in the hope that it will be useful,
-  * but WITHOUT ANY WARRANTY; without even the implied warranty of
-  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  * GNU General Public License for more details.
-  *
-  * You should have received a copy of the GNU General Public License
-  * along with this program; see the file COPYING.
-  * If not, write to the Free Software Foundation,
-  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-  */
+/*
+ * Copyright 2005-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
 
 #ifndef _CDEF_LPBLACKFIN_H
 #define _CDEF_LPBLACKFIN_H
diff --git a/arch/blackfin/include/asm/checksum.h b/arch/blackfin/include/asm/checksum.h
index 793581fc9556..a23415be0de1 100644
--- a/arch/blackfin/include/asm/checksum.h
+++ b/arch/blackfin/include/asm/checksum.h
@@ -1,9 +1,14 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                     akbar.hussain@lineo.com
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_CHECKSUM_H
 #define _BFIN_CHECKSUM_H
 
 /*
- * MODIFIED FOR BFIN April 30, 2001 akbar.hussain@lineo.com
- *
  * computes the checksum of a memory block at buff, length len,
  * and adds in "sum" (32-bit)
  *
diff --git a/arch/blackfin/include/asm/clocks.h b/arch/blackfin/include/asm/clocks.h
index 033bba92d61c..f80dad5ff257 100644
--- a/arch/blackfin/include/asm/clocks.h
+++ b/arch/blackfin/include/asm/clocks.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/mach-common/clocks.h
- * Based on:     include/asm-blackfin/mach-bf537/bf537.h
- * Author:	 Robin Getz <rgetz@blackfin.uclinux.org>
+ * Common Clock definitions for various kernel files
  *
- * Created:      25Jul07
- * Description:  Common Clock definitions for various kernel files
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BFIN_CLOCKS_H
diff --git a/arch/blackfin/include/asm/context.S b/arch/blackfin/include/asm/context.S
index f8a664f022b1..5dffaf582a22 100644
--- a/arch/blackfin/include/asm/context.S
+++ b/arch/blackfin/include/asm/context.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/context.S
- * Based on:
- * Author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 /*
diff --git a/arch/blackfin/include/asm/cplb.h b/arch/blackfin/include/asm/cplb.h
index d18d16837a6d..fda96261ed62 100644
--- a/arch/blackfin/include/asm/cplb.h
+++ b/arch/blackfin/include/asm/cplb.h
@@ -1,30 +1,7 @@
 /*
- * File:         include/asm-blackfin/cplb.h
- * Based on:     include/asm-blackfin/mach-bf537/bf537.h
- * Author:       Robin Getz <rgetz@blackfin.uclinux.org>
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:      2000
- * Description:  Common CPLB definitions for CPLB init
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CPLB_H
diff --git a/arch/blackfin/include/asm/cplbinit.h b/arch/blackfin/include/asm/cplbinit.h
index 05b14a631d0c..f315c83a015d 100644
--- a/arch/blackfin/include/asm/cplbinit.h
+++ b/arch/blackfin/include/asm/cplbinit.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/cplbinit.h
- * Based on:
- * Author:
+ * Common CPLB definitions for CPLB init
  *
- * Created:
- * Description:
+ * Copyright 2006-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __ASM_CPLBINIT_H__
diff --git a/arch/blackfin/include/asm/cpu.h b/arch/blackfin/include/asm/cpu.h
index fadfa82f93b2..b191dc662bd8 100644
--- a/arch/blackfin/include/asm/cpu.h
+++ b/arch/blackfin/include/asm/cpu.h
@@ -1,23 +1,8 @@
 /*
- * File:         arch/blackfin/include/asm/cpu.h.
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * Copyright 2007-2009 Analog Devices Inc.
+ *                         Philippe Gerum <rpm@xenomai.org>
  *
- *               Copyright 2007 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __ASM_BLACKFIN_CPU_H
diff --git a/arch/blackfin/include/asm/def_LPBlackfin.h b/arch/blackfin/include/asm/def_LPBlackfin.h
index 6341eebff3dc..25906468622f 100644
--- a/arch/blackfin/include/asm/def_LPBlackfin.h
+++ b/arch/blackfin/include/asm/def_LPBlackfin.h
@@ -1,32 +1,10 @@
- /*
-  * File:        include/asm-blackfin/mach-common/def_LPBlackfin.h
-  * Based on:
-  * Author:      unknown
-  *              COPYRIGHT 2005 Analog Devices
-  * Created:     ?
-  * Description:
-  *
-  * Modified:
-  *
-  * Bugs:         Enter bugs at http://blackfin.uclinux.org/
-  *
-  * This program is free software; you can redistribute it and/or modify
-  * it under the terms of the GNU General Public License as published by
-  * the Free Software Foundation; either version 2, or (at your option)
-  * any later version.
-  *
-  * This program is distributed in the hope that it will be useful,
-  * but WITHOUT ANY WARRANTY; without even the implied warranty of
-  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  * GNU General Public License for more details.
-  *
-  * You should have received a copy of the GNU General Public License
-  * along with this program; see the file COPYING.
-  * If not, write to the Free Software Foundation,
-  * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
-  */
-
-/* LP Blackfin CORE REGISTER BIT & ADDRESS DEFINITIONS FOR ADSP-BF532/33 */
+/*
+ * Blackfin core register bit & address definitions
+ *
+ * Copyright 2005-2008 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or GPL-2 (or later).
+ */
 
 #ifndef _DEF_LPBLACKFIN_H
 #define _DEF_LPBLACKFIN_H
diff --git a/arch/blackfin/include/asm/dma-mapping.h b/arch/blackfin/include/asm/dma-mapping.h
index ed6b1f3cccce..7a23d824ac96 100644
--- a/arch/blackfin/include/asm/dma-mapping.h
+++ b/arch/blackfin/include/asm/dma-mapping.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_DMA_MAPPING_H
 #define _BLACKFIN_DMA_MAPPING_H
 
diff --git a/arch/blackfin/include/asm/dpmc.h b/arch/blackfin/include/asm/dpmc.h
index 96e8208f929a..925e66cb2d49 100644
--- a/arch/blackfin/include/asm/dpmc.h
+++ b/arch/blackfin/include/asm/dpmc.h
@@ -1,9 +1,11 @@
 /*
- * include/asm-blackfin/dpmc.h -  Miscellaneous IOCTL commands for Dynamic Power
- *   			 	Management Controller Driver.
+ * Miscellaneous IOCTL commands for Dynamic Power Management Controller Driver
+ *
  * Copyright (C) 2004-2008 Analog Device Inc.
  *
+ * Licensed under the GPL-2
  */
+
 #ifndef _BLACKFIN_DPMC_H_
 #define _BLACKFIN_DPMC_H_
 
diff --git a/arch/blackfin/include/asm/early_printk.h b/arch/blackfin/include/asm/early_printk.h
index 53a762b6fcd2..68a910db8864 100644
--- a/arch/blackfin/include/asm/early_printk.h
+++ b/arch/blackfin/include/asm/early_printk.h
@@ -1,27 +1,11 @@
 /*
- * File:         include/asm-blackfin/early_printk.h
- * Author:       Robin Getz <rgetz@blackfin.uclinux.org
+ * function prototpyes for early printk
  *
- * Created:      14Aug2007
- * Description:  function prototpyes for early printk
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Licensed under the GPL-2 or later.
  */
 
-
 #ifndef __ASM_EARLY_PRINTK_H__
 #define __ASM_EARLY_PRINTK_H__
 
diff --git a/arch/blackfin/include/asm/elf.h b/arch/blackfin/include/asm/elf.h
index c823e8ebbfa1..8e0764c81eaf 100644
--- a/arch/blackfin/include/asm/elf.h
+++ b/arch/blackfin/include/asm/elf.h
@@ -1,4 +1,8 @@
-/* Changes made by  LG Soft Oct 2004*/
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
 
 #ifndef __ASMBFIN_ELF_H
 #define __ASMBFIN_ELF_H
diff --git a/arch/blackfin/include/asm/entry.h b/arch/blackfin/include/asm/entry.h
index 55b808fced71..a6886f6e4819 100644
--- a/arch/blackfin/include/asm/entry.h
+++ b/arch/blackfin/include/asm/entry.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __BFIN_ENTRY_H
 #define __BFIN_ENTRY_H
 
diff --git a/arch/blackfin/include/asm/fcntl.h b/arch/blackfin/include/asm/fcntl.h
index 9c4037127857..8727b2b382f1 100644
--- a/arch/blackfin/include/asm/fcntl.h
+++ b/arch/blackfin/include/asm/fcntl.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_FCNTL_H
 #define _BFIN_FCNTL_H
 
diff --git a/arch/blackfin/include/asm/fixed_code.h b/arch/blackfin/include/asm/fixed_code.h
index 32c4d495d847..73fe53e7fd24 100644
--- a/arch/blackfin/include/asm/fixed_code.h
+++ b/arch/blackfin/include/asm/fixed_code.h
@@ -1,5 +1,11 @@
-/* This file defines the fixed addresses where userspace programs can find
-   atomic code sequences.  */
+/*
+ * This file defines the fixed addresses where userspace programs
+ * can find atomic code sequences.
+ *
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
 
 #ifndef __BFIN_ASM_FIXED_CODE_H__
 #define __BFIN_ASM_FIXED_CODE_H__
diff --git a/arch/blackfin/include/asm/flat.h b/arch/blackfin/include/asm/flat.h
index 733a178d782d..c1314c56dd18 100644
--- a/arch/blackfin/include/asm/flat.h
+++ b/arch/blackfin/include/asm/flat.h
@@ -1,8 +1,9 @@
 /*
- * include/asm-blackfin/flat.h -- uClinux flat-format executables
+ * uClinux flat-format executables
  *
- * Copyright (C) 2003,
+ * Copyright 2003-2009 Analog Devices Inc.
  *
+ * Licensed under the GPL-2
  */
 
 #ifndef __BLACKFIN_FLAT_H__
diff --git a/arch/blackfin/include/asm/gpio.h b/arch/blackfin/include/asm/gpio.h
index fe139619351f..5b44d05ca53e 100644
--- a/arch/blackfin/include/asm/gpio.h
+++ b/arch/blackfin/include/asm/gpio.h
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/bfin_gpio.h
- * Based on:
- * Author:	 Michael Hennerich (hennerich@blackfin.uclinux.org)
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __ARCH_BLACKFIN_GPIO_H__
diff --git a/arch/blackfin/include/asm/hardirq.h b/arch/blackfin/include/asm/hardirq.h
index 0b78b873df51..c078dd78d998 100644
--- a/arch/blackfin/include/asm/hardirq.h
+++ b/arch/blackfin/include/asm/hardirq.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __BFIN_HARDIRQ_H
 #define __BFIN_HARDIRQ_H
 
diff --git a/arch/blackfin/include/asm/io.h b/arch/blackfin/include/asm/io.h
index 37053eca200e..d1f5029189a7 100644
--- a/arch/blackfin/include/asm/io.h
+++ b/arch/blackfin/include/asm/io.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_IO_H
 #define _BFIN_IO_H
 
diff --git a/arch/blackfin/include/asm/irq.h b/arch/blackfin/include/asm/irq.h
index 42a15f5ce0d0..e7c0623f9091 100644
--- a/arch/blackfin/include/asm/irq.h
+++ b/arch/blackfin/include/asm/irq.h
@@ -1,17 +1,10 @@
 /*
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file COPYING in the main directory of this archive
- * for more details.
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2003 HuTao
+ *                2002 Arcturus Networks Inc. (www.arcturusnetworks.com
+ *                       Ted Ma <mated@sympatico.ca>
  *
- * Changed by HuTao Apr18, 2003
- *
- * Copyright was missing when I got the code so took from MIPS arch ...MaTed---
- * Copyright (C) 1994 by Waldorf GMBH, written by Ralf Baechle
- * Copyright (C) 1995, 96, 97, 98, 99, 2000, 2001 by Ralf Baechle
- *
- * Adapted for BlackFin (ADI) by Ted Ma <mated@sympatico.ca>
- * Copyright (c) 2002 Arcturus Networks Inc. (www.arcturusnetworks.com)
- * Copyright (c) 2002 Lineo, Inc. <mattw@lineo.com>
+ * Licensed under the GPL-2
  */
 
 #ifndef _BFIN_IRQ_H_
@@ -19,6 +12,8 @@
 
 #include <linux/irqflags.h>
 
+#include <mach/anomaly.h>
+
 /* SYS_IRQS and NR_IRQS are defined in <mach-bf5xx/irq.h> */
 #include <mach/irq.h>
 
diff --git a/arch/blackfin/include/asm/irq_handler.h b/arch/blackfin/include/asm/irq_handler.h
index 7d9e2d3bbede..7fbe42307b9a 100644
--- a/arch/blackfin/include/asm/irq_handler.h
+++ b/arch/blackfin/include/asm/irq_handler.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _IRQ_HANDLER_H
 #define _IRQ_HANDLER_H
 
diff --git a/arch/blackfin/include/asm/l1layout.h b/arch/blackfin/include/asm/l1layout.h
index 79dbefaa5bef..c87e68647a2b 100644
--- a/arch/blackfin/include/asm/l1layout.h
+++ b/arch/blackfin/include/asm/l1layout.h
@@ -1,6 +1,9 @@
 /*
- * l1layout.h
  * Defines a layout of L1 scratchpad memory that userspace can rely on.
+ *
+ * Copyright 2006-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _L1LAYOUT_H_
diff --git a/arch/blackfin/include/asm/linkage.h b/arch/blackfin/include/asm/linkage.h
index 5a822bb790f7..f7d6d47a048d 100644
--- a/arch/blackfin/include/asm/linkage.h
+++ b/arch/blackfin/include/asm/linkage.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ASM_LINKAGE_H
 #define __ASM_LINKAGE_H
 
diff --git a/arch/blackfin/include/asm/mmu.h b/arch/blackfin/include/asm/mmu.h
index dbfd686360e6..26f6b70b11e2 100644
--- a/arch/blackfin/include/asm/mmu.h
+++ b/arch/blackfin/include/asm/mmu.h
@@ -1,8 +1,13 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2002 David McCullough <davidm@snapgear.com>
+ *
+ * Licensed under the GPL-2.
+ */
+
 #ifndef __MMU_H
 #define __MMU_H
 
-/* Copyright (C) 2002, David McCullough <davidm@snapgear.com> */
-
 struct sram_list_struct {
 	struct sram_list_struct *next;
 	void *addr;
diff --git a/arch/blackfin/include/asm/mmu_context.h b/arch/blackfin/include/asm/mmu_context.h
index 040410bb07e1..4a3be376ad5b 100644
--- a/arch/blackfin/include/asm/mmu_context.h
+++ b/arch/blackfin/include/asm/mmu_context.h
@@ -1,30 +1,7 @@
 /*
- * File:         include/asm-blackfin/mmu_context.h
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __BLACKFIN_MMU_CONTEXT_H__
diff --git a/arch/blackfin/include/asm/module.h b/arch/blackfin/include/asm/module.h
index e3128df139d6..9c1cfffddd9b 100644
--- a/arch/blackfin/include/asm/module.h
+++ b/arch/blackfin/include/asm/module.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _ASM_BFIN_MODULE_H
 #define _ASM_BFIN_MODULE_H
 
diff --git a/arch/blackfin/include/asm/mutex.h b/arch/blackfin/include/asm/mutex.h
index 5cc641c50834..f726e3a80ad0 100644
--- a/arch/blackfin/include/asm/mutex.h
+++ b/arch/blackfin/include/asm/mutex.h
@@ -4,6 +4,10 @@
  * TODO: implement optimized primitives instead, or leave the generic
  * implementation in place, or pick the atomic_xchg() based generic
  * implementation. (see asm-generic/mutex-xchg.h for details)
+ *
+ * Copyright 2006-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _ASM_MUTEX_H
diff --git a/arch/blackfin/include/asm/nand.h b/arch/blackfin/include/asm/nand.h
index afbaafa793f1..3ae8b569edfc 100644
--- a/arch/blackfin/include/asm/nand.h
+++ b/arch/blackfin/include/asm/nand.h
@@ -1,13 +1,9 @@
-/* linux/include/asm-blackfin/nand.h
- *
- * Copyright (c) 2007 Analog Devices, Inc.
- *	Bryan Wu <bryan.wu@analog.com>
- *
+/*
  * BF5XX - NAND flash controller platfrom_device info
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
+ * Copyright 2007-2008 Analog Devices, Inc.
+ *
+ * Licensed under the GPL-2
  */
 
 /* struct bf5xx_nand_platform
diff --git a/arch/blackfin/include/asm/page.h b/arch/blackfin/include/asm/page.h
index 29dcf75c6112..944a07c6cfd6 100644
--- a/arch/blackfin/include/asm/page.h
+++ b/arch/blackfin/include/asm/page.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_PAGE_H
 #define _BLACKFIN_PAGE_H
 
diff --git a/arch/blackfin/include/asm/page_offset.h b/arch/blackfin/include/asm/page_offset.h
index cbaff24b4b25..d06a89b89d20 100644
--- a/arch/blackfin/include/asm/page_offset.h
+++ b/arch/blackfin/include/asm/page_offset.h
@@ -1,5 +1,10 @@
-
-/* This handles the memory map.. */
+/*
+ * This handles the memory map
+ *
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
 
 #ifdef CONFIG_BLACKFIN
 #define PAGE_OFFSET_RAW		0x00000000
diff --git a/arch/blackfin/include/asm/pda.h b/arch/blackfin/include/asm/pda.h
index a6f95695731d..d49bb261d9b7 100644
--- a/arch/blackfin/include/asm/pda.h
+++ b/arch/blackfin/include/asm/pda.h
@@ -1,23 +1,8 @@
 /*
- * File:         arch/blackfin/include/asm/pda.h
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * Copyright 2007-2009 Analog Devices Inc.
+ *                         Philippe Gerum <rpm@xenomai.org>
  *
- *               Copyright 2007 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _ASM_BLACKFIN_PDA_H
diff --git a/arch/blackfin/include/asm/pgtable.h b/arch/blackfin/include/asm/pgtable.h
index 783c8f7f8f8c..821c699c2238 100644
--- a/arch/blackfin/include/asm/pgtable.h
+++ b/arch/blackfin/include/asm/pgtable.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_PGTABLE_H
 #define _BLACKFIN_PGTABLE_H
 
@@ -92,6 +98,12 @@ extern unsigned int kobjsize(const void *objp);
 #define	VMALLOC_START	0
 #define	VMALLOC_END	0xffffffff
 
+/* provide a special get_unmapped_area for framebuffer mmaps of nommu */
+extern unsigned long get_fb_unmapped_area(struct file *filp, unsigned long,
+					  unsigned long, unsigned long,
+					  unsigned long);
+#define HAVE_ARCH_FB_UNMAPPED_AREA
+
 #include <asm-generic/pgtable.h>
 
 #endif				/* _BLACKFIN_PGTABLE_H */
diff --git a/arch/blackfin/include/asm/poll.h b/arch/blackfin/include/asm/poll.h
index a0556671357b..072d8966c5c3 100644
--- a/arch/blackfin/include/asm/poll.h
+++ b/arch/blackfin/include/asm/poll.h
@@ -1,3 +1,10 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ *
+ */
+
 #ifndef __BFIN_POLL_H
 #define __BFIN_POLL_H
 
diff --git a/arch/blackfin/include/asm/portmux.h b/arch/blackfin/include/asm/portmux.h
index 88eb5c07cc24..edd8ef3a3788 100644
--- a/arch/blackfin/include/asm/portmux.h
+++ b/arch/blackfin/include/asm/portmux.h
@@ -1,6 +1,9 @@
 /*
- * Common header file for blackfin family of processors.
+ * Common header file for Blackfin family of processors
  *
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _PORTMUX_H_
diff --git a/arch/blackfin/include/asm/posix_types.h b/arch/blackfin/include/asm/posix_types.h
index 80c9d64eb26c..41bc1875c4d7 100644
--- a/arch/blackfin/include/asm/posix_types.h
+++ b/arch/blackfin/include/asm/posix_types.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ARCH_BFIN_POSIX_TYPES_H
 #define __ARCH_BFIN_POSIX_TYPES_H
 
diff --git a/arch/blackfin/include/asm/processor.h b/arch/blackfin/include/asm/processor.h
index a36ad8dac068..aea880274de7 100644
--- a/arch/blackfin/include/asm/processor.h
+++ b/arch/blackfin/include/asm/processor.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ASM_BFIN_PROCESSOR_H
 #define __ASM_BFIN_PROCESSOR_H
 
diff --git a/arch/blackfin/include/asm/ptrace.h b/arch/blackfin/include/asm/ptrace.h
index e3f086dc7268..27290c955a7a 100644
--- a/arch/blackfin/include/asm/ptrace.h
+++ b/arch/blackfin/include/asm/ptrace.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_PTRACE_H
 #define _BFIN_PTRACE_H
 
diff --git a/arch/blackfin/include/asm/sections.h b/arch/blackfin/include/asm/sections.h
index e7fd0ecd73f7..1f5381fbb4a7 100644
--- a/arch/blackfin/include/asm/sections.h
+++ b/arch/blackfin/include/asm/sections.h
@@ -1,9 +1,12 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_SECTIONS_H
 #define _BLACKFIN_SECTIONS_H
 
-/* nothing to see, move along */
-#include <asm-generic/sections.h>
-
 /* only used when MTD_UCLINUX */
 extern unsigned long memory_mtd_start, memory_mtd_end, mtd_size;
 
@@ -15,4 +18,39 @@ extern char _stext_l1[], _etext_l1[], _sdata_l1[], _edata_l1[], _sbss_l1[],
 	_stext_l2[], _etext_l2[], _sdata_l2[], _edata_l2[], _sbss_l2[],
 	_ebss_l2[], _l2_lma_start[];
 
+#include <asm/mem_map.h>
+
+/* Blackfin systems have discontinuous memory map and no virtualized memory */
+static inline int arch_is_kernel_text(unsigned long addr)
+{
+	return
+		(L1_CODE_LENGTH &&
+		 addr >= (unsigned long)_stext_l1 &&
+		 addr <  (unsigned long)_etext_l1)
+		||
+		(L2_LENGTH &&
+		 addr >= (unsigned long)_stext_l2 &&
+		 addr <  (unsigned long)_etext_l2);
+}
+#define arch_is_kernel_text(addr) arch_is_kernel_text(addr)
+
+static inline int arch_is_kernel_data(unsigned long addr)
+{
+	return
+		(L1_DATA_A_LENGTH &&
+		 addr >= (unsigned long)_sdata_l1 &&
+		 addr <  (unsigned long)_ebss_l1)
+		||
+		(L1_DATA_B_LENGTH &&
+		 addr >= (unsigned long)_sdata_b_l1 &&
+		 addr <  (unsigned long)_ebss_b_l1)
+		||
+		(L2_LENGTH &&
+		 addr >= (unsigned long)_sdata_l2 &&
+		 addr <  (unsigned long)_ebss_l2);
+}
+#define arch_is_kernel_data(addr) arch_is_kernel_data(addr)
+
+#include <asm-generic/sections.h>
+
 #endif
diff --git a/arch/blackfin/include/asm/segment.h b/arch/blackfin/include/asm/segment.h
index 02cfd09b5a99..f8e1984ffc7e 100644
--- a/arch/blackfin/include/asm/segment.h
+++ b/arch/blackfin/include/asm/segment.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_SEGMENT_H
 #define _BFIN_SEGMENT_H
 
diff --git a/arch/blackfin/include/asm/sigcontext.h b/arch/blackfin/include/asm/sigcontext.h
index ce00b03c2775..ce4081a4d815 100644
--- a/arch/blackfin/include/asm/sigcontext.h
+++ b/arch/blackfin/include/asm/sigcontext.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _ASM_BLACKFIN_SIGCONTEXT_H
 #define _ASM_BLACKFIN_SIGCONTEXT_H
 
diff --git a/arch/blackfin/include/asm/siginfo.h b/arch/blackfin/include/asm/siginfo.h
index eca4565cea37..3e81306394e2 100644
--- a/arch/blackfin/include/asm/siginfo.h
+++ b/arch/blackfin/include/asm/siginfo.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_SIGINFO_H
 #define _BFIN_SIGINFO_H
 
diff --git a/arch/blackfin/include/asm/smp.h b/arch/blackfin/include/asm/smp.h
index 118deeeae7c0..6a0fe94b84a6 100644
--- a/arch/blackfin/include/asm/smp.h
+++ b/arch/blackfin/include/asm/smp.h
@@ -1,23 +1,8 @@
 /*
- * File:         arch/blackfin/include/asm/smp.h
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * Copyright 2007-2009 Analog Devices Inc.
+ *                          Philippe Gerum <rpm@xenomai.org>
  *
- *               Copyright 2007 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __ASM_BLACKFIN_SMP_H
diff --git a/arch/blackfin/include/asm/spinlock.h b/arch/blackfin/include/asm/spinlock.h
index d6ff4b59fcb1..b0c7f0ee4b03 100644
--- a/arch/blackfin/include/asm/spinlock.h
+++ b/arch/blackfin/include/asm/spinlock.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __BFIN_SPINLOCK_H
 #define __BFIN_SPINLOCK_H
 
diff --git a/arch/blackfin/include/asm/spinlock_types.h b/arch/blackfin/include/asm/spinlock_types.h
index b1e3c4c7b382..be75762c0610 100644
--- a/arch/blackfin/include/asm/spinlock_types.h
+++ b/arch/blackfin/include/asm/spinlock_types.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ASM_SPINLOCK_TYPES_H
 #define __ASM_SPINLOCK_TYPES_H
 
diff --git a/arch/blackfin/include/asm/stat.h b/arch/blackfin/include/asm/stat.h
index d2b6f11ec231..2e27665c4e91 100644
--- a/arch/blackfin/include/asm/stat.h
+++ b/arch/blackfin/include/asm/stat.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2006 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2.
+ */
+
 #ifndef _BFIN_STAT_H
 #define _BFIN_STAT_H
 
diff --git a/arch/blackfin/include/asm/string.h b/arch/blackfin/include/asm/string.h
index 321f4d96e4ae..d7f0ccb418c3 100644
--- a/arch/blackfin/include/asm/string.h
+++ b/arch/blackfin/include/asm/string.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_STRING_H_
 #define _BLACKFIN_STRING_H_
 
diff --git a/arch/blackfin/include/asm/swab.h b/arch/blackfin/include/asm/swab.h
index d442113de515..89de6507ca2b 100644
--- a/arch/blackfin/include/asm/swab.h
+++ b/arch/blackfin/include/asm/swab.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_SWAB_H
 #define _BLACKFIN_SWAB_H
 
diff --git a/arch/blackfin/include/asm/system.h b/arch/blackfin/include/asm/system.h
index 85e8f16cf8c2..dde19b1d25f5 100644
--- a/arch/blackfin/include/asm/system.h
+++ b/arch/blackfin/include/asm/system.h
@@ -1,34 +1,8 @@
 /*
- * File:        include/asm/system.h
- * Based on:
- * Author:      Tony Kou (tonyko@lineo.ca)
- *              Copyright (c) 2002 Arcturus Networks Inc.
- *                    (www.arcturusnetworks.com)
- *              Copyright (c) 2003 Metrowerks (www.metrowerks.com)
- *              Copyright (c) 2004 Analog Device Inc.
- * Created:     25Jan2001 - Tony Kou
- * Description: system.h include file
+ * Copyright 2004-2009 Analog Devices Inc.
+ *               Tony Kou (tonyko@lineo.ca)
  *
- * Modified:     22Sep2006 - Robin Getz
- *                - move include blackfin.h down, so I can get access to
- *                   irq functions in other include files.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _BLACKFIN_SYSTEM_H
diff --git a/arch/blackfin/include/asm/thread_info.h b/arch/blackfin/include/asm/thread_info.h
index 2bbfdd950afc..afb3a8626380 100644
--- a/arch/blackfin/include/asm/thread_info.h
+++ b/arch/blackfin/include/asm/thread_info.h
@@ -1,27 +1,7 @@
 /*
- * File:         include/asm-blackfin/thread_info.h
- * Based on:     include/asm-m68knommu/thread_info.h
- * Author:       LG Soft India
- *               Copyright (C) 2004-2005 Analog Devices Inc.
- * Created:      Tue Sep 21 2004
- * Description:  Blackfin low-level thread information
- * Modified:
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _ASM_THREAD_INFO_H
diff --git a/arch/blackfin/include/asm/tlb.h b/arch/blackfin/include/asm/tlb.h
index 89a12ee916d8..a74ae08af1a7 100644
--- a/arch/blackfin/include/asm/tlb.h
+++ b/arch/blackfin/include/asm/tlb.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BLACKFIN_TLB_H
 #define _BLACKFIN_TLB_H
 
diff --git a/arch/blackfin/include/asm/trace.h b/arch/blackfin/include/asm/trace.h
index 312b596b9731..609ad3c84189 100644
--- a/arch/blackfin/include/asm/trace.h
+++ b/arch/blackfin/include/asm/trace.h
@@ -1,6 +1,9 @@
 /*
- * Common header file for blackfin family of processors.
+ * header file for hardware trace functions
  *
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BLACKFIN_TRACE_
diff --git a/arch/blackfin/include/asm/traps.h b/arch/blackfin/include/asm/traps.h
index 3cdc454cde23..9fe0da612c09 100644
--- a/arch/blackfin/include/asm/traps.h
+++ b/arch/blackfin/include/asm/traps.h
@@ -1,13 +1,10 @@
 /*
- *  linux/include/asm/traps.h
+ *  Copyright 2004-2009 Analog Devices Inc.
+ *                 2001 Lineo, Inc
+ *                        Tony Kou
+ *                 1993 Hamish Macdonald
  *
- *  Copyright (C) 1993        Hamish Macdonald
- *
- *  Lineo, Inc    Jul 2001    Tony Kou
- *
- * This file is subject to the terms and conditions of the GNU General Public
- * License.  See the file COPYING in the main directory of this archive
- * for more details.
+ * Licensed under the GPL-2
  */
 
 #ifndef _BFIN_TRAPS_H
diff --git a/arch/blackfin/include/asm/uaccess.h b/arch/blackfin/include/asm/uaccess.h
index 2f469a1f80fb..c03b8532aad3 100644
--- a/arch/blackfin/include/asm/uaccess.h
+++ b/arch/blackfin/include/asm/uaccess.h
@@ -1,4 +1,7 @@
-/* Changes made by Lineo Inc.    May 2001
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  *
  * Based on: include/asm-m68knommu/uaccess.h
  */
diff --git a/arch/blackfin/include/asm/unistd.h b/arch/blackfin/include/asm/unistd.h
index c8e7ee4768cd..779be02a910a 100644
--- a/arch/blackfin/include/asm/unistd.h
+++ b/arch/blackfin/include/asm/unistd.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef __ASM_BFIN_UNISTD_H
 #define __ASM_BFIN_UNISTD_H
 /*
@@ -381,7 +387,7 @@
 #define __NR_preadv		366
 #define __NR_pwritev		367
 #define __NR_rt_tgsigqueueinfo	368
-#define __NR_perf_counter_open	369
+#define __NR_perf_event_open	369
 
 #define __NR_syscall		370
 #define NR_syscalls		__NR_syscall
diff --git a/arch/blackfin/kernel/asm-offsets.c b/arch/blackfin/kernel/asm-offsets.c
index f05d1b99b0ef..bd32c09b9349 100644
--- a/arch/blackfin/kernel/asm-offsets.c
+++ b/arch/blackfin/kernel/asm-offsets.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/kernel/asm-offsets.c
- * Based on:
- * Author:
+ * generate definitions needed by assembly language modules
  *
- * Created:
- * Description:  generate definitions needed by assembly language modules.
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/stddef.h>
diff --git a/arch/blackfin/kernel/bfin_dma_5xx.c b/arch/blackfin/kernel/bfin_dma_5xx.c
index 384868dedac3..3946aff4f414 100644
--- a/arch/blackfin/kernel/bfin_dma_5xx.c
+++ b/arch/blackfin/kernel/bfin_dma_5xx.c
@@ -2,6 +2,7 @@
  * bfin_dma_5xx.c - Blackfin DMA implementation
  *
  * Copyright 2004-2008 Analog Devices Inc.
+ *
  * Licensed under the GPL-2 or later.
  */
 
@@ -224,8 +225,13 @@ int blackfin_dma_suspend(void)
 void blackfin_dma_resume(void)
 {
 	int i;
-	for (i = 0; i < MAX_DMA_SUSPEND_CHANNELS; ++i)
-		dma_ch[i].regs->peripheral_map = dma_ch[i].saved_peripheral_map;
+
+	for (i = 0; i < MAX_DMA_CHANNELS; ++i) {
+		dma_ch[i].regs->cfg = 0;
+
+		if (i < MAX_DMA_SUSPEND_CHANNELS)
+			dma_ch[i].regs->peripheral_map = dma_ch[i].saved_peripheral_map;
+	}
 }
 #endif
 
diff --git a/arch/blackfin/kernel/bfin_gpio.c b/arch/blackfin/kernel/bfin_gpio.c
index fc4681c0170e..22705eeff34f 100644
--- a/arch/blackfin/kernel/bfin_gpio.c
+++ b/arch/blackfin/kernel/bfin_gpio.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/kernel/bfin_gpio.c
- * Based on:
- * Author:       Michael Hennerich (hennerich@blackfin.uclinux.org)
+ * GPIO Abstraction Layer
  *
- * Created:
- * Description:  GPIO Abstraction Layer
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/delay.h>
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbinit.c b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
index 36193eed9a1f..b52c1f8c4bc0 100644
--- a/arch/blackfin/kernel/cplb-mpu/cplbinit.c
+++ b/arch/blackfin/kernel/cplb-mpu/cplbinit.c
@@ -1,25 +1,11 @@
 /*
  * Blackfin CPLB initialization
  *
- *               Copyright 2004-2007 Analog Devices Inc.
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
@@ -52,7 +38,7 @@ void __init generate_cplb_tables_cpu(unsigned int cpu)
 
 #ifdef CONFIG_BFIN_EXTMEM_DCACHEABLE
 	d_cache = CPLB_L1_CHBL;
-#ifdef CONFIG_BFIN_EXTMEM_WRITETROUGH
+#ifdef CONFIG_BFIN_EXTMEM_WRITETHROUGH
 	d_cache |= CPLB_L1_AOW | CPLB_WT;
 #endif
 #endif
diff --git a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
index 8e1e9e9e9632..69e0e530d70f 100644
--- a/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
+++ b/arch/blackfin/kernel/cplb-mpu/cplbmgr.c
@@ -1,22 +1,11 @@
 /*
- *               Blackfin CPLB exception handling.
- *               Copyright 2004-2007 Analog Devices Inc.
+ * Blackfin CPLB exception handling for when MPU in on
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 #include <linux/mm.h>
 
diff --git a/arch/blackfin/kernel/cplb-nompu/cplbinit.c b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
index 5d8ad503f82a..fd9a2f31e686 100644
--- a/arch/blackfin/kernel/cplb-nompu/cplbinit.c
+++ b/arch/blackfin/kernel/cplb-nompu/cplbinit.c
@@ -1,24 +1,9 @@
 /*
  * Blackfin CPLB initialization
  *
- *               Copyright 2004-2007 Analog Devices Inc.
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/kernel/cplb-nompu/cplbmgr.c b/arch/blackfin/kernel/cplb-nompu/cplbmgr.c
index d9ea46c6e41a..5b88861d6183 100644
--- a/arch/blackfin/kernel/cplb-nompu/cplbmgr.c
+++ b/arch/blackfin/kernel/cplb-nompu/cplbmgr.c
@@ -1,26 +1,14 @@
 /*
- * File:         arch/blackfin/kernel/cplb-nompu-c/cplbmgr.c
  * Based on:     arch/blackfin/kernel/cplb-mpu/cplbmgr.c
  * Author:       Michael McTernan <mmcternan@airvana.com>
  *
- * Created:      01Nov2008
  * Description:  CPLB miss handler.
  *
  * Modified:
  *               Copyright 2008 Airvana Inc.
- *               Copyright 2004-2007 Analog Devices Inc.
+ *               Copyright 2008-2009 Analog Devices Inc.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/kernel.h>
diff --git a/arch/blackfin/kernel/cplbinfo.c b/arch/blackfin/kernel/cplbinfo.c
index 64d78300dd08..0bdaa517a501 100644
--- a/arch/blackfin/kernel/cplbinfo.c
+++ b/arch/blackfin/kernel/cplbinfo.c
@@ -2,6 +2,7 @@
  * arch/blackfin/kernel/cplbinfo.c - display CPLB status
  *
  * Copyright 2004-2008 Analog Devices Inc.
+ *
  * Licensed under the GPL-2 or later.
  */
 
@@ -111,24 +112,21 @@ static const struct seq_operations cplbinfo_sops = {
 	.show  = cplbinfo_show,
 };
 
+#define CPLBINFO_DCPLB_FLAG 0x80000000
+
 static int cplbinfo_open(struct inode *inode, struct file *file)
 {
-	char buf[256], *path, *p;
+	struct proc_dir_entry *pde = PDE(file->f_path.dentry->d_inode);
+	char cplb_type;
 	unsigned int cpu;
-	char *s_cpu, *s_cplb;
 	int ret;
 	struct seq_file *m;
 	struct cplbinfo_data *cdata;
 
-	path = d_path(&file->f_path, buf, sizeof(buf));
-	if (IS_ERR(path))
-		return PTR_ERR(path);
-	s_cpu = strstr(path, "/cpu");
-	s_cplb = strrchr(path, '/');
-	if (!s_cpu || !s_cplb)
-		return -EINVAL;
+	cpu = (unsigned int)pde->data;
+	cplb_type = cpu & CPLBINFO_DCPLB_FLAG ? 'D' : 'I';
+	cpu &= ~CPLBINFO_DCPLB_FLAG;
 
-	cpu = simple_strtoul(s_cpu + 4, &p, 10);
 	if (!cpu_online(cpu))
 		return -ENODEV;
 
@@ -139,7 +137,7 @@ static int cplbinfo_open(struct inode *inode, struct file *file)
 	cdata = m->private;
 
 	cdata->pos = 0;
-	cdata->cplb_type = toupper(s_cplb[1]);
+	cdata->cplb_type = cplb_type;
 	cplbinfo_seq_init(cdata, cpu);
 
 	return 0;
@@ -168,8 +166,10 @@ static int __init cplbinfo_init(void)
 		if (!cpu_dir)
 			return -ENOMEM;
 
-		proc_create("icplb", S_IRUGO, cpu_dir, &cplbinfo_fops);
-		proc_create("dcplb", S_IRUGO, cpu_dir, &cplbinfo_fops);
+		proc_create_data("icplb", S_IRUGO, cpu_dir, &cplbinfo_fops,
+			(void *)cpu);
+		proc_create_data("dcplb", S_IRUGO, cpu_dir, &cplbinfo_fops,
+			(void *)(cpu | CPLBINFO_DCPLB_FLAG));
 	}
 
 	return 0;
diff --git a/arch/blackfin/kernel/dma-mapping.c b/arch/blackfin/kernel/dma-mapping.c
index 2f62a9f4058a..e74e74d7733f 100644
--- a/arch/blackfin/kernel/dma-mapping.c
+++ b/arch/blackfin/kernel/dma-mapping.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/kernel/dma-mapping.c
- * Based on:
- * Author:
+ * Dynamic DMA mapping support
  *
- * Created:
- * Description:  Dynamic DMA mapping support.
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/types.h>
diff --git a/arch/blackfin/kernel/early_printk.c b/arch/blackfin/kernel/early_printk.c
index 931c78b5ea1f..84ed8375113c 100644
--- a/arch/blackfin/kernel/early_printk.c
+++ b/arch/blackfin/kernel/early_printk.c
@@ -1,25 +1,10 @@
 /*
- * File:         arch/blackfin/kernel/early_printk.c
- * Based on:     arch/x86_64/kernel/early_printk.c
- * Author:       Robin Getz <rgetz@blackfin.uclinux.org
+ * allow a console to be used for early printk
+ * derived from arch/x86/kernel/early_printk.c
  *
- * Created:      14Aug2007
- * Description:  allow a console to be used for early printk
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Licensed under the GPL-2
  */
 
 #include <linux/kernel.h>
diff --git a/arch/blackfin/kernel/entry.S b/arch/blackfin/kernel/entry.S
index 3f8769b7db54..f27dc2292e1b 100644
--- a/arch/blackfin/kernel/entry.S
+++ b/arch/blackfin/kernel/entry.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/entry.S
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/kernel/fixed_code.S b/arch/blackfin/kernel/fixed_code.S
index 0d2d9e0968c8..0565917f23ba 100644
--- a/arch/blackfin/kernel/fixed_code.S
+++ b/arch/blackfin/kernel/fixed_code.S
@@ -6,7 +6,12 @@
  * These are aligned to 16 bytes, so that we have some space to replace
  * these sequences with something else (e.g. kernel traps if we ever do
  * BF561 SMP).
+ *
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/linkage.h>
 #include <linux/init.h>
 #include <linux/unistd.h>
diff --git a/arch/blackfin/kernel/flat.c b/arch/blackfin/kernel/flat.c
index d188b2430536..a88daddbf074 100644
--- a/arch/blackfin/kernel/flat.c
+++ b/arch/blackfin/kernel/flat.c
@@ -1,21 +1,7 @@
 /*
- *  arch/blackfin/kernel/flat.c
+ * Copyright 2007 Analog Devices Inc.
  *
- *  Copyright (C) 2007 Analog Devices, Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ * Licensed under the GPL-2.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/kernel/init_task.c b/arch/blackfin/kernel/init_task.c
index c26c34de9f3c..118c5b9dedac 100644
--- a/arch/blackfin/kernel/init_task.c
+++ b/arch/blackfin/kernel/init_task.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/init_task.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/mm.h>
diff --git a/arch/blackfin/kernel/irqchip.c b/arch/blackfin/kernel/irqchip.c
index 4b5fd36187d9..db9f9c91f11f 100644
--- a/arch/blackfin/kernel/irqchip.c
+++ b/arch/blackfin/kernel/irqchip.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/irqchip.c
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/kernel_stat.h>
diff --git a/arch/blackfin/kernel/module.c b/arch/blackfin/kernel/module.c
index 67fc7a56c865..a6dfa6b71e63 100644
--- a/arch/blackfin/kernel/module.c
+++ b/arch/blackfin/kernel/module.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/module.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #define pr_fmt(fmt) "module %s: " fmt
diff --git a/arch/blackfin/kernel/process.c b/arch/blackfin/kernel/process.c
index f5b286189647..5cc7e2e9e415 100644
--- a/arch/blackfin/kernel/process.c
+++ b/arch/blackfin/kernel/process.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/kernel/process.c
- * Based on:
- * Author:
+ * Blackfin architecture-dependent process handling
  *
- * Created:
- * Description:  Blackfin architecture-dependent process handling.
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/module.h>
@@ -172,7 +151,7 @@ void start_thread(struct pt_regs *regs, unsigned long new_ip, unsigned long new_
 	regs->pc = new_ip;
 	if (current->mm)
 		regs->p5 = current->mm->start_data;
-#ifdef CONFIG_SMP
+#ifndef CONFIG_SMP
 	task_thread_info(current)->l1_task_info.stack_start =
 		(void *)current->mm->context.stack_start;
 	task_thread_info(current)->l1_task_info.lowest_sp = (void *)new_sp;
diff --git a/arch/blackfin/kernel/ptrace.c b/arch/blackfin/kernel/ptrace.c
index 30f4828277ad..56b0ba12175f 100644
--- a/arch/blackfin/kernel/ptrace.c
+++ b/arch/blackfin/kernel/ptrace.c
@@ -1,30 +1,8 @@
 /*
- * File:         arch/blackfin/kernel/ptrace.c
- * Based on:     Taken from linux/kernel/ptrace.c
- * Author:       linux/kernel/ptrace.c is by Ross Biro 1/23/92, edited by Linus Torvalds
+ * linux/kernel/ptrace.c is by Ross Biro 1/23/92, edited by Linus Torvalds
+ * these modifications are Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:      1/23/92
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2
  */
 
 #include <linux/kernel.h>
@@ -337,7 +315,7 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 			case BFIN_MEM_ACCESS_CORE:
 			case BFIN_MEM_ACCESS_CORE_ONLY:
 				copied = access_process_vm(child, addr, &data,
-				                           to_copy, 0);
+				                           to_copy, 1);
 				if (copied)
 					break;
 
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index 369535b61ed1..c202a44d1416 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -1,9 +1,5 @@
 /*
- * arch/blackfin/kernel/setup.c
- *
- * Copyright 2004-2006 Analog Devices Inc.
- *
- * Enter bugs at http://blackfin.uclinux.org/
+ * Copyright 2004-2009 Analog Devices Inc.
  *
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/kernel/shadow_console.c b/arch/blackfin/kernel/shadow_console.c
index 8b8c7107a162..557e9fef406a 100644
--- a/arch/blackfin/kernel/shadow_console.c
+++ b/arch/blackfin/kernel/shadow_console.c
@@ -4,8 +4,6 @@
  *
  * Copyright 2009 Analog Devices Inc.
  *
- * Enter bugs at http://blackfin.uclinux.org/
- *
  * Licensed under the GPL-2 or later.
  */
 
diff --git a/arch/blackfin/kernel/signal.c b/arch/blackfin/kernel/signal.c
index dbc3bbf846be..9d90c18fab23 100644
--- a/arch/blackfin/kernel/signal.c
+++ b/arch/blackfin/kernel/signal.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/signal.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/signal.h>
diff --git a/arch/blackfin/kernel/sys_bfin.c b/arch/blackfin/kernel/sys_bfin.c
index 3da60fb13ce4..afcef129d4e8 100644
--- a/arch/blackfin/kernel/sys_bfin.c
+++ b/arch/blackfin/kernel/sys_bfin.c
@@ -1,32 +1,10 @@
 /*
- * File:         arch/blackfin/kernel/sys_bfin.c
- * Based on:
- * Author:
+ * contains various random system calls that have a non-standard
+ * calling sequence on the Linux/Blackfin platform.
  *
- * Created:
- * Description:  This file contains various random system calls that
- *               have a non-standard calling sequence on the Linux/bfin
- *               platform.
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/spinlock.h>
@@ -91,3 +69,14 @@ asmlinkage void *sys_dma_memcpy(void *dest, const void *src, size_t len)
 {
 	return safe_dma_memcpy(dest, src, len);
 }
+
+#if defined(CONFIG_FB) || defined(CONFIG_FB_MODULE)
+#include <linux/fb.h>
+unsigned long get_fb_unmapped_area(struct file *filp, unsigned long orig_addr,
+	unsigned long len, unsigned long pgoff, unsigned long flags)
+{
+	struct fb_info *info = filp->private_data;
+	return (unsigned long)info->screen_base;
+}
+EXPORT_SYMBOL(get_fb_unmapped_area);
+#endif
diff --git a/arch/blackfin/kernel/time-ts.c b/arch/blackfin/kernel/time-ts.c
index f9715764383e..359cfb1815ca 100644
--- a/arch/blackfin/kernel/time-ts.c
+++ b/arch/blackfin/kernel/time-ts.c
@@ -1,13 +1,13 @@
 /*
- * linux/arch/kernel/time-ts.c
- *
  * Based on arm clockevents implementation and old bfin time tick.
  *
- * Copyright(C) 2008, GeoTechnologies, Vitja Makarov
+ * Copyright 2008-2009 Analog Devics Inc.
+ *                2008 GeoTechnologies
+ *                     Vitja Makarov
  *
- * This code is licenced under the GPL version 2. For details see
- * kernel-base/COPYING.
+ * Licensed under the GPL-2
  */
+
 #include <linux/module.h>
 #include <linux/profile.h>
 #include <linux/interrupt.h>
diff --git a/arch/blackfin/kernel/time.c b/arch/blackfin/kernel/time.c
index adb54aa7d7c8..bd3b53da295e 100644
--- a/arch/blackfin/kernel/time.c
+++ b/arch/blackfin/kernel/time.c
@@ -14,6 +14,7 @@
 #include <linux/time.h>
 #include <linux/irq.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 
 #include <asm/blackfin.h>
 #include <asm/time.h>
@@ -81,11 +82,11 @@ time_sched_init(irqreturn_t(*timer_routine) (int, void *))
 #endif
 }
 
+#ifdef CONFIG_ARCH_USES_GETTIMEOFFSET
 /*
  * Should return useconds since last timer tick
  */
-#ifndef CONFIG_GENERIC_TIME
-static unsigned long gettimeoffset(void)
+u32 arch_gettimeoffset(void)
 {
 	unsigned long offset;
 	unsigned long clocks_per_jiffy;
@@ -184,65 +185,6 @@ void __init time_init(void)
 	time_sched_init(timer_interrupt);
 }
 
-#ifndef CONFIG_GENERIC_TIME
-void do_gettimeofday(struct timeval *tv)
-{
-	unsigned long flags;
-	unsigned long seq;
-	unsigned long usec, sec;
-
-	do {
-		seq = read_seqbegin_irqsave(&xtime_lock, flags);
-		usec = gettimeoffset();
-		sec = xtime.tv_sec;
-		usec += (xtime.tv_nsec / NSEC_PER_USEC);
-	}
-	while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
-
-	while (usec >= USEC_PER_SEC) {
-		usec -= USEC_PER_SEC;
-		sec++;
-	}
-
-	tv->tv_sec = sec;
-	tv->tv_usec = usec;
-}
-EXPORT_SYMBOL(do_gettimeofday);
-
-int do_settimeofday(struct timespec *tv)
-{
-	time_t wtm_sec, sec = tv->tv_sec;
-	long wtm_nsec, nsec = tv->tv_nsec;
-
-	if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
-		return -EINVAL;
-
-	write_seqlock_irq(&xtime_lock);
-	/*
-	 * This is revolting. We need to set the xtime.tv_usec
-	 * correctly. However, the value in this location is
-	 * is value at the last tick.
-	 * Discover what correction gettimeofday
-	 * would have done, and then undo it!
-	 */
-	nsec -= (gettimeoffset() * NSEC_PER_USEC);
-
-	wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
-	wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
-	set_normalized_timespec(&xtime, sec, nsec);
-	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
-	ntp_clear();
-
-	write_sequnlock_irq(&xtime_lock);
-	clock_was_set();
-
-	return 0;
-}
-EXPORT_SYMBOL(do_settimeofday);
-#endif /* !CONFIG_GENERIC_TIME */
-
 /*
  * Scheduler clock - returns current time in nanosec units.
  */
diff --git a/arch/blackfin/kernel/traps.c b/arch/blackfin/kernel/traps.c
index 56464cb8edf3..6b7325d634af 100644
--- a/arch/blackfin/kernel/traps.c
+++ b/arch/blackfin/kernel/traps.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/traps.c
- * Based on:
- * Author:       Hamish Macdonald
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  uses S/W interrupt 15 for the system calls
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/bug.h>
diff --git a/arch/blackfin/kernel/vmlinux.lds.S b/arch/blackfin/kernel/vmlinux.lds.S
index 21ac7c26079e..10e12539000e 100644
--- a/arch/blackfin/kernel/vmlinux.lds.S
+++ b/arch/blackfin/kernel/vmlinux.lds.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/kernel/vmlinux.lds.S
- * Based on:     none - original work
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:      Tue Sep 21 2004
- * Description:  Master linker script for blackfin architecture
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #define VMLINUX_SYMBOL(_sym_) _##_sym_
@@ -96,8 +73,7 @@ SECTIONS
 	{
 		__sdata = .;
 		/* This gets done first, so the glob doesn't suck it in */
-		. = ALIGN(32);
-		*(.data.cacheline_aligned)
+		CACHELINE_ALIGNED_DATA(32)
 
 #if !L1_DATA_A_LENGTH
 		. = ALIGN(32);
@@ -116,12 +92,7 @@ SECTIONS
 		DATA_DATA
 		CONSTRUCTORS
 
-		/* make sure the init_task is aligned to the
-		 * kernel thread size so we can locate the kernel
-		 * stack properly and quickly.
-		 */
-		. = ALIGN(THREAD_SIZE);
-		*(.init_task.data)
+		INIT_TASK_DATA(THREAD_SIZE)
 
 		__edata = .;
 	}
@@ -134,39 +105,10 @@ SECTIONS
 	. = ALIGN(PAGE_SIZE);
 	___init_begin = .;
 
-	.init.text :
-	{
-		. = ALIGN(PAGE_SIZE);
-		__sinittext = .;
-		INIT_TEXT
-		__einittext = .;
-	}
-	.init.data :
-	{
-		. = ALIGN(16);
-		INIT_DATA
-	}
-	.init.setup :
-	{
-		. = ALIGN(16);
-		___setup_start = .;
-		*(.init.setup)
-		___setup_end = .;
-	}
-	.initcall.init :
-	{
-		___initcall_start = .;
-		INITCALLS
-		___initcall_end = .;
-	}
-	.con_initcall.init :
-	{
-		___con_initcall_start = .;
-		*(.con_initcall.init)
-		___con_initcall_end = .;
-	}
+	INIT_TEXT_SECTION(PAGE_SIZE)
+	. = ALIGN(16);
+	INIT_DATA_SECTION(16)
 	PERCPU(4)
-	SECURITY_INIT
 
 	/* we have to discard exit text and such at runtime, not link time, to
 	 * handle embedded cross-section references (alt instructions, bug
@@ -181,18 +123,9 @@ SECTIONS
 		EXIT_DATA
 	}
 
-	.init.ramfs :
-	{
-		. = ALIGN(4);
-		___initramfs_start = .;
-		*(.init.ramfs)
-		. = ALIGN(4);
-		___initramfs_end = .;
-	}
-
 	__l1_lma_start = .;
 
-	.text_l1 L1_CODE_START : AT(LOADADDR(.init.ramfs) + SIZEOF(.init.ramfs))
+	.text_l1 L1_CODE_START : AT(LOADADDR(.exit.data) + SIZEOF(.exit.data))
 	{
 		. = ALIGN(4);
 		__stext_l1 = .;
diff --git a/arch/blackfin/lib/ashldi3.c b/arch/blackfin/lib/ashldi3.c
index a8c279e9b192..ab69d8768afc 100644
--- a/arch/blackfin/lib/ashldi3.c
+++ b/arch/blackfin/lib/ashldi3.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/ashldi3.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include "gcclib.h"
diff --git a/arch/blackfin/lib/ashrdi3.c b/arch/blackfin/lib/ashrdi3.c
index a0d3419329ca..b5b351e82e10 100644
--- a/arch/blackfin/lib/ashrdi3.c
+++ b/arch/blackfin/lib/ashrdi3.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/ashrdi3.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include "gcclib.h"
diff --git a/arch/blackfin/lib/checksum.c b/arch/blackfin/lib/checksum.c
index cd605e7d8518..c62969dc1bbb 100644
--- a/arch/blackfin/lib/checksum.c
+++ b/arch/blackfin/lib/checksum.c
@@ -1,32 +1,12 @@
 /*
- * File:         arch/blackfin/lib/checksum.c
- * Based on:     none - original work
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  An implementation of the TCP/IP protocol suite for the LINUX
- *               operating system.  INET is implemented using the  BSD Socket
- *               interface as the means of communication with the user level.
+ * Licensed under the GPL-2 or later.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
+ * An implementation of the TCP/IP protocol suite for the LINUX operating
+ * system. INET is implemented using the BSD Socket interface as the
+ * means of communication with the user level.
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/lib/divsi3.S b/arch/blackfin/lib/divsi3.S
index 2ac59c70dd94..f89c5a49c47b 100644
--- a/arch/blackfin/lib/divsi3.S
+++ b/arch/blackfin/lib/divsi3.S
@@ -1,10 +1,9 @@
 /*
- * File:         arch/blackfin/lib/divsi3.S
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  16 / 32 bit signed division.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
+ *
+ * 16 / 32 bit signed division.
  *                 Special cases :
  *                      1)  If(numerator == 0)
  *                             return 0
@@ -22,25 +21,6 @@
  *                                   R0 - Quotient    (o)
  *                 Registers Used : R2-R7,P0-P2
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  */
 
 .global   ___divsi3;
diff --git a/arch/blackfin/lib/gcclib.h b/arch/blackfin/lib/gcclib.h
index 9ccd39a135ee..724f07f14f8d 100644
--- a/arch/blackfin/lib/gcclib.h
+++ b/arch/blackfin/lib/gcclib.h
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/gcclib.h
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #define BITS_PER_UNIT  8
diff --git a/arch/blackfin/lib/lshrdi3.c b/arch/blackfin/lib/lshrdi3.c
index e57bf6fbdf3f..53f1741047e5 100644
--- a/arch/blackfin/lib/lshrdi3.c
+++ b/arch/blackfin/lib/lshrdi3.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/lshrdi3.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include "gcclib.h"
diff --git a/arch/blackfin/lib/memchr.S b/arch/blackfin/lib/memchr.S
index 5da428134d32..542e40f8775f 100644
--- a/arch/blackfin/lib/memchr.S
+++ b/arch/blackfin/lib/memchr.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/memchr.S
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/memcmp.S b/arch/blackfin/lib/memcmp.S
index 219fa2877c62..ce5b9f1a8267 100644
--- a/arch/blackfin/lib/memcmp.S
+++ b/arch/blackfin/lib/memcmp.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/memcmp.S
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/memcpy.S b/arch/blackfin/lib/memcpy.S
index e654a18a0754..c31bf22aab19 100644
--- a/arch/blackfin/lib/memcpy.S
+++ b/arch/blackfin/lib/memcpy.S
@@ -1,36 +1,13 @@
 /*
- * File:         arch/blackfin/lib/memcpy.S
- * Based on:
- * Author:
+ * internal version of memcpy(), issued by the compiler to copy blocks of
+ * data around. This is really memmove() - it has to be able to deal with
+ * possible overlaps, because that ambiguity is when the compiler gives up
+ * and calls a function. We have our own, internal version so that we get
+ * something we trust, even if the user has redefined the normal symbol.
  *
- * Created:
- * Description:  internal version of memcpy(), issued by the compiler
- *               to copy blocks of data around.
- *               This is really memmove() - it has to be able to deal with
- *               possible overlaps, because that ambiguity is when the compiler
- *               gives up and calls a function. We have our own, internal version
- *               so that we get something we trust, even if the user has redefined
- *               the normal symbol.
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/memmove.S b/arch/blackfin/lib/memmove.S
index 33f8653145b7..80c240acac60 100644
--- a/arch/blackfin/lib/memmove.S
+++ b/arch/blackfin/lib/memmove.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/memmove.S
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/memset.S b/arch/blackfin/lib/memset.S
index 8159136a29ea..c30d99b10969 100644
--- a/arch/blackfin/lib/memset.S
+++ b/arch/blackfin/lib/memset.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/memset.S
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/modsi3.S b/arch/blackfin/lib/modsi3.S
index ca1dd3973b39..8b0c7d4052af 100644
--- a/arch/blackfin/lib/modsi3.S
+++ b/arch/blackfin/lib/modsi3.S
@@ -1,36 +1,12 @@
 /*
- * File:         arch/blackfin/lib/modsi3.S
- * Based on:
- * Author:
+ * This program computes 32 bit signed remainder. It calls div32 function
+ * for quotient estimation.
+ *   Registers in:  R0, R1 = Numerator/ Denominator
+ *   Registers out: R0     = Remainder
  *
- * Created:
- * Description:  This program computes 32 bit signed remainder. It calls div32 function
- *               for quotient estimation.
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- *               Registers used :
- *               Numerator/ Denominator in  R0, R1
- *                 R0  -  returns remainder.
- *                 R2-R7
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 .global ___modsi3;
diff --git a/arch/blackfin/lib/muldi3.S b/arch/blackfin/lib/muldi3.S
index abde120ee230..953a38a1d1d1 100644
--- a/arch/blackfin/lib/muldi3.S
+++ b/arch/blackfin/lib/muldi3.S
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2008 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
+ */
+
 .align 2
 .global ___muldi3;
 .type ___muldi3, STT_FUNC;
diff --git a/arch/blackfin/lib/outs.S b/arch/blackfin/lib/outs.S
index 4685b7aa0080..250f4d4b9436 100644
--- a/arch/blackfin/lib/outs.S
+++ b/arch/blackfin/lib/outs.S
@@ -1,30 +1,11 @@
 /*
- * File:         arch/blackfin/lib/outs.S
- * Based on:
- * Author:       Bas Vermeulen <bas@buyways.nl>
+ * Implementation of outs{bwl} for BlackFin processors using zero overhead loops.
  *
- * Created:      Tue Mar 22 15:27:24 CEST 2005
- * Description:  Implementation of outs{bwl} for BlackFin processors using zero overhead loops.
+ * Copyright 2005-2009 Analog Devices Inc.
+ *                2005 BuyWays BV
+ *                      Bas Vermeulen <bas@buyways.nl>
  *
- * Modified:     Copyright (C) 2005 Bas Vermeulen, BuyWays BV <bas@buyways.nl>
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2.
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/smulsi3_highpart.S b/arch/blackfin/lib/smulsi3_highpart.S
index e383cd3eca5d..99ee8c5de38b 100644
--- a/arch/blackfin/lib/smulsi3_highpart.S
+++ b/arch/blackfin/lib/smulsi3_highpart.S
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
+ */
+
 .align 2
 .global ___smulsi3_highpart;
 .type ___smulsi3_highpart, STT_FUNC;
diff --git a/arch/blackfin/lib/udivsi3.S b/arch/blackfin/lib/udivsi3.S
index 58fd96d74766..97e904315ec6 100644
--- a/arch/blackfin/lib/udivsi3.S
+++ b/arch/blackfin/lib/udivsi3.S
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/lib/udivsi3.S
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/lib/umodsi3.S b/arch/blackfin/lib/umodsi3.S
index 4f2b76ee7626..168eba7c64c8 100644
--- a/arch/blackfin/lib/umodsi3.S
+++ b/arch/blackfin/lib/umodsi3.S
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/lib/umodsi3.S
- * Based on:
- * Author:
+ * libgcc1 routines for Blackfin 5xx
  *
- * Created:
- * Description:  libgcc1 routines for Blackfin 5xx
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifdef CONFIG_ARITHMETIC_OPS_L1
diff --git a/arch/blackfin/lib/umulsi3_highpart.S b/arch/blackfin/lib/umulsi3_highpart.S
index 67b799351e3e..051824a6ed00 100644
--- a/arch/blackfin/lib/umulsi3_highpart.S
+++ b/arch/blackfin/lib/umulsi3_highpart.S
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007 Analog Devices Inc.
+ *
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
+ */
+
 .align 2
 .global ___umulsi3_highpart;
 .type ___umulsi3_highpart, STT_FUNC;
diff --git a/arch/blackfin/mach-bf518/boards/ezbrd.c b/arch/blackfin/mach-bf518/boards/ezbrd.c
index 03e4a9941f01..01975c017116 100644
--- a/arch/blackfin/mach-bf518/boards/ezbrd.c
+++ b/arch/blackfin/mach-bf518/boards/ezbrd.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf518/boards/ezbrd.c
- * Based on:     arch/blackfin/mach-bf527/boards/ezbrd.c
- * Author:       Bryan Wu <cooloney@kernel.org>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -571,19 +549,6 @@ static struct platform_device bf51x_sdh_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 static const unsigned int cclk_vlev_datasheet[] =
 {
 	VRPAIR(VLEV_100, 400000000),
@@ -660,8 +625,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezbrd_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init ezbrd_init(void)
diff --git a/arch/blackfin/mach-bf518/dma.c b/arch/blackfin/mach-bf518/dma.c
index 698e88ca5104..78b43605a0b5 100644
--- a/arch/blackfin/mach-bf518/dma.c
+++ b/arch/blackfin/mach-bf518/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf518/dma.c
- * Based on:
- * Author:       Bryan Wu <cooloney@kernel.org>
+ * the simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf518/include/mach/anomaly.h b/arch/blackfin/mach-bf518/include/mach/anomaly.h
index e9c65390edd1..2829dd0400f1 100644
--- a/arch/blackfin/mach-bf518/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf518/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf518/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -70,6 +74,10 @@
 #define ANOMALY_05000461 (1)
 /* Synchronization Problem at Startup May Cause SPORT Transmit Channels to Misalign */
 #define ANOMALY_05000462 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000099 (0)
@@ -133,5 +141,7 @@
 #define ANOMALY_05000450 (0)
 #define ANOMALY_05000465 (0)
 #define ANOMALY_05000467 (0)
+#define ANOMALY_05000474 (0)
+#define ANOMALY_05000475 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf518/include/mach/bf518.h b/arch/blackfin/mach-bf518/include/mach/bf518.h
index 78da1a07ee73..856b330ecf0b 100644
--- a/arch/blackfin/mach-bf518/include/mach/bf518.h
+++ b/arch/blackfin/mach-bf518/include/mach/bf518.h
@@ -1,30 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/bf518.h
- * Based on:	include/asm-blackfin/mach-bf527/bf527.h
- * Author:	Michael Hennerich (michael.hennerich@analog.com)
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF518
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF518_H__
diff --git a/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h
index dbade93395eb..970d310021e7 100644
--- a/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf518/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:        include/asm-blackfin/mach-bf518/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver head file
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf518/include/mach/blackfin.h b/arch/blackfin/mach-bf518/include/mach/blackfin.h
index 83421d393148..6cfb246aebec 100644
--- a/arch/blackfin/mach-bf518/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf518/include/mach/blackfin.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF512.h b/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
index 820c13c4daaa..493020d0a65a 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/cdefbf512.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _CDEF_BF512_H
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF514.h b/arch/blackfin/mach-bf518/include/mach/cdefBF514.h
index dfe492dfe54e..e1d99911025d 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF514.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF514.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/cdefbf514.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF514_H
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF516.h b/arch/blackfin/mach-bf518/include/mach/cdefBF516.h
index 14df43d4677a..6b364eda4947 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF516.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF516.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/cdefbf516.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF516_H
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF518.h b/arch/blackfin/mach-bf518/include/mach/cdefBF518.h
index bafb370cfb3c..929b90650bd4 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF518.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF518.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/cdefbf518.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF518_H
@@ -211,6 +186,47 @@
 #define bfin_read_EMAC_TXC_ABORT()		bfin_read32(EMAC_TXC_ABORT)
 #define bfin_write_EMAC_TXC_ABORT(val)		bfin_write32(EMAC_TXC_ABORT, val)
 
+#define bfin_read_EMAC_PTP_CTL()                bfin_read16(EMAC_PTP_CTL)
+#define bfin_write_EMAC_PTP_CTL(val)            bfin_write16(EMAC_PTP_CTL, val)
+#define bfin_read_EMAC_PTP_IE()                 bfin_read16(EMAC_PTP_IE)
+#define bfin_write_EMAC_PTP_IE(val)             bfin_write16(EMAC_PTP_IE, val)
+#define bfin_read_EMAC_PTP_ISTAT()              bfin_read16(EMAC_PTP_ISTAT)
+#define bfin_write_EMAC_PTP_ISTAT(val)          bfin_write16(EMAC_PTP_ISTAT, val)
+#define bfin_read_EMAC_PTP_FOFF()               bfin_read32(EMAC_PTP_FOFF)
+#define bfin_write_EMAC_PTP_FOFF(val)           bfin_write32(EMAC_PTP_FOFF, val)
+#define bfin_read_EMAC_PTP_FV1()                bfin_read32(EMAC_PTP_FV1)
+#define bfin_write_EMAC_PTP_FV1(val)            bfin_write32(EMAC_PTP_FV1, val)
+#define bfin_read_EMAC_PTP_FV2()                bfin_read32(EMAC_PTP_FV2)
+#define bfin_write_EMAC_PTP_FV2(val)            bfin_write32(EMAC_PTP_FV2, val)
+#define bfin_read_EMAC_PTP_FV3()                bfin_read32(EMAC_PTP_FV3)
+#define bfin_write_EMAC_PTP_FV3(val)            bfin_write32(EMAC_PTP_FV3, val)
+#define bfin_read_EMAC_PTP_ADDEND()             bfin_read32(EMAC_PTP_ADDEND)
+#define bfin_write_EMAC_PTP_ADDEND(val)         bfin_write32(EMAC_PTP_ADDEND, val)
+#define bfin_read_EMAC_PTP_ACCR()               bfin_read32(EMAC_PTP_ACCR)
+#define bfin_write_EMAC_PTP_ACCR(val)           bfin_write32(EMAC_PTP_ACCR, val)
+#define bfin_read_EMAC_PTP_OFFSET()             bfin_read32(EMAC_PTP_OFFSET)
+#define bfin_write_EMAC_PTP_OFFSET(val)         bfin_write32(EMAC_PTP_OFFSET, val)
+#define bfin_read_EMAC_PTP_TIMELO()             bfin_read32(EMAC_PTP_TIMELO)
+#define bfin_write_EMAC_PTP_TIMELO(val)         bfin_write32(EMAC_PTP_TIMELO, val)
+#define bfin_read_EMAC_PTP_TIMEHI()             bfin_read32(EMAC_PTP_TIMEHI)
+#define bfin_write_EMAC_PTP_TIMEHI(val)         bfin_write32(EMAC_PTP_TIMEHI, val)
+#define bfin_read_EMAC_PTP_RXSNAPLO()           bfin_read32(EMAC_PTP_RXSNAPLO)
+#define bfin_read_EMAC_PTP_RXSNAPHI()           bfin_read32(EMAC_PTP_RXSNAPHI)
+#define bfin_read_EMAC_PTP_TXSNAPLO()           bfin_read32(EMAC_PTP_TXSNAPLO)
+#define bfin_read_EMAC_PTP_TXSNAPHI()           bfin_read32(EMAC_PTP_TXSNAPHI)
+#define bfin_read_EMAC_PTP_ALARMLO()            bfin_read32(EMAC_PTP_ALARMLO)
+#define bfin_write_EMAC_PTP_ALARMLO(val)        bfin_write32(EMAC_PTP_ALARMLO, val)
+#define bfin_read_EMAC_PTP_ALARMHI()            bfin_read32(EMAC_PTP_ALARMHI)
+#define bfin_write_EMAC_PTP_ALARMHI(val)        bfin_write32(EMAC_PTP_ALARMHI, val)
+#define bfin_read_EMAC_PTP_ID_OFF()             bfin_read16(EMAC_PTP_ID_OFF)
+#define bfin_write_EMAC_PTP_ID_OFF(val)         bfin_write16(EMAC_PTP_ID_OFF, val)
+#define bfin_read_EMAC_PTP_ID_SNAP()            bfin_read32(EMAC_PTP_ID_SNAP)
+#define bfin_write_EMAC_PTP_ID_SNAP(val)        bfin_write32(EMAC_PTP_ID_SNAP, val)
+#define bfin_read_EMAC_PTP_PPS_STARTHI()        bfin_read32(EMAC_PTP_PPS_STARTHI)
+#define bfin_write_EMAC_PTP_PPS_STARTHI(val)    bfin_write32(EMAC_PTP_PPS_STARTHI, val)
+#define bfin_read_EMAC_PTP_PPS_PERIOD()         bfin_read32(EMAC_PTP_PPS_PERIOD)
+#define bfin_write_EMAC_PTP_PPS_PERIOD(val)     bfin_write32(EMAC_PTP_PPS_PERIOD, val)
+
 /* Removable Storage Interface Registers */
 
 #define bfin_read_RSI_PWR_CTL()        bfin_read16(RSI_PWR_CONTROL)
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h
index ee3d4733369c..1d970df7aee9 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF51x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/cdefBF51x_base.h
- * Based on:
- * Author:
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF52X_H
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF512.h b/arch/blackfin/mach-bf518/include/mach/defBF512.h
index a96ca90154dd..9b505bb0cb2d 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF512.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF512.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/defBF512.h
- * Based on:
- * Author:
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF512_H
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF514.h b/arch/blackfin/mach-bf518/include/mach/defBF514.h
index 56ee5a7c2007..b5adca23a788 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF514.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF514.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/defBF514.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF514_H
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF516.h b/arch/blackfin/mach-bf518/include/mach/defBF516.h
index dfc93843517d..7eb18774d727 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF516.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF516.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/defBF516.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF516_H
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF518.h b/arch/blackfin/mach-bf518/include/mach/defBF518.h
index 6e982abf4ede..794cf06eb5ba 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF518.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF518.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/defBF518.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF518_H
@@ -648,4 +624,32 @@
 
 #define                       RWR  0x1        /* Read Wait Request */
 
+/* Bit masks for EMAC_PTP_CTL */
+
+#define                    PTP_EN  0x1        /* Enable the PTP_TSYNC module */
+#define                        TL  0x2        /* Timestamp lock control */
+#define                      ASEN  0x10       /* Auxiliary snapshot control */
+#define                     PPSEN  0x80       /* Pulse-per-second (PPS) control */
+#define                     CKOEN  0x2000     /* Clock output control */
+
+/* Bit masks for EMAC_PTP_IE */
+
+#define                      ALIE  0x1        /* Alarm interrupt enable */
+#define                     RXEIE  0x2        /* Receive event interrupt enable */
+#define                     RXGIE  0x4        /* Receive general interrupt enable */
+#define                      TXIE  0x8        /* Transmit interrupt enable */
+#define                     RXOVE  0x10       /* Receive overrun error interrupt enable */
+#define                     TXOVE  0x20       /* Transmit overrun error interrupt enable */
+#define                      ASIE  0x40       /* Auxiliary snapshot interrupt enable */
+
+/* Bit masks for EMAC_PTP_ISTAT */
+
+#define                       ALS  0x1        /* Alarm status */
+#define                      RXEL  0x2        /* Receive event interrupt status */
+#define                      RXGL  0x4        /* Receive general interrupt status */
+#define                      TXTL  0x8        /* Transmit snapshot status */
+#define                      RXOV  0x10       /* Receive snapshot overrun status */
+#define                      TXOV  0x20       /* Transmit snapshot overrun status */
+#define                       ASL  0x40       /* Auxiliary snapshot interrupt status */
+
 #endif /* _DEF_BF518_H */
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF51x_base.h b/arch/blackfin/mach-bf518/include/mach/defBF51x_base.h
index 1bec8d1c2a73..e06f4112c695 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF51x_base.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF51x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf518/defBF51x_base.h
- * Based on:
- * Author:
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF51X_H
diff --git a/arch/blackfin/mach-bf518/include/mach/gpio.h b/arch/blackfin/mach-bf518/include/mach/gpio.h
index 9757683c3948..bbab2d76499c 100644
--- a/arch/blackfin/mach-bf518/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf518/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf518/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf518/include/mach/irq.h b/arch/blackfin/mach-bf518/include/mach/irq.h
index 3ff0f093313d..14e52ec7afa5 100644
--- a/arch/blackfin/mach-bf518/include/mach/irq.h
+++ b/arch/blackfin/mach-bf518/include/mach/irq.h
@@ -1,32 +1,7 @@
 /*
- * file:	include/asm-blackfin/mach-bf518/irq.h
- * based on:	include/asm-blackfin/mach-bf527/irq.h
- * author:	Michael Hennerich (michael.hennerich@analog.com)
+ * Copyright 2008 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _BF518_IRQ_H_
diff --git a/arch/blackfin/mach-bf518/include/mach/portmux.h b/arch/blackfin/mach-bf518/include/mach/portmux.h
index a0fc77fd3315..e352910f7f99 100644
--- a/arch/blackfin/mach-bf518/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf518/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2008-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf518/ints-priority.c b/arch/blackfin/mach-bf518/ints-priority.c
index 3151fd5501ca..bb05bef34ec0 100644
--- a/arch/blackfin/mach-bf518/ints-priority.c
+++ b/arch/blackfin/mach-bf518/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf518/ints-priority.c
- * Based on:     arch/blackfin/mach-bf527/ints-priority.c
- * Author:       Bryan Wu <cooloney@kernel.org>
+ * Set up the interrupt priorities
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Copyright 2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf527/boards/cm_bf527.c b/arch/blackfin/mach-bf527/boards/cm_bf527.c
index 08a3f01c9886..f1996b13a3da 100644
--- a/arch/blackfin/mach-bf527/boards/cm_bf527.c
+++ b/arch/blackfin/mach-bf527/boards/cm_bf527.c
@@ -1,31 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf527/boards/cm-bf527.c
- * Based on:     arch/blackfin/mach-bf537/boards/stamp.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -616,12 +595,6 @@ static struct platform_device bfin_spi0_device = {
 };
 #endif  /* spi master and devices */
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-static struct platform_device bfin_fb_adv7393_device = {
-	.name = "bfin-adv7393",
-};
-#endif
-
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 static struct mtd_partition cm_partitions[] = {
 	{
@@ -786,6 +759,11 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 		.irq = IRQ_PF8,
 	},
 #endif
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	{
+		I2C_BOARD_INFO("bfin-adv7393", 0x2B),
+	},
+#endif
 };
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
@@ -821,19 +799,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 static const unsigned int cclk_vlev_datasheet[] =
 {
 	VRPAIR(VLEV_100, 400000000),
@@ -909,10 +874,6 @@ static struct platform_device *cmbf527_devices[] __initdata = {
 	&bfin_spi0_device,
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-	&bfin_fb_adv7393_device,
-#endif
-
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 	&bfin_uart_device,
 #endif
@@ -942,8 +903,6 @@ static struct platform_device *cmbf527_devices[] __initdata = {
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 	&cm_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_init(void)
diff --git a/arch/blackfin/mach-bf527/boards/ezbrd.c b/arch/blackfin/mach-bf527/boards/ezbrd.c
index 68b4c804364c..cad23b15d83c 100644
--- a/arch/blackfin/mach-bf527/boards/ezbrd.c
+++ b/arch/blackfin/mach-bf527/boards/ezbrd.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf527/boards/ezbrd.c
- * Based on:     arch/blackfin/mach-bf537/boards/stamp.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -611,19 +589,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 static const unsigned int cclk_vlev_datasheet[] =
 {
 	VRPAIR(VLEV_100, 400000000),
@@ -732,8 +697,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezbrd_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init ezbrd_init(void)
diff --git a/arch/blackfin/mach-bf527/boards/ezkit.c b/arch/blackfin/mach-bf527/boards/ezkit.c
index 2849b09abe99..f09665f74ba0 100644
--- a/arch/blackfin/mach-bf527/boards/ezkit.c
+++ b/arch/blackfin/mach-bf527/boards/ezkit.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf527/boards/ezkit.c
- * Based on:     arch/blackfin/mach-bf537/boards/stamp.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -716,12 +694,6 @@ static struct platform_device bfin_fb_device = {
 };
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-static struct platform_device bfin_fb_adv7393_device = {
-	.name = "bfin-adv7393",
-};
-#endif
-
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 static struct resource bfin_uart_resources[] = {
 #ifdef CONFIG_SERIAL_BFIN_UART0
@@ -837,6 +809,11 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 		.irq = IRQ_PF8,
 	},
 #endif
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	{
+		I2C_BOARD_INFO("bfin-adv7393", 0x2B),
+	},
+#endif
 };
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
@@ -905,19 +882,6 @@ static struct platform_device bfin_rotary_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 static const unsigned int cclk_vlev_datasheet[] =
 {
 	VRPAIR(VLEV_100, 400000000),
@@ -1001,10 +965,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bf52x_t350mcqb_device,
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-	&bfin_fb_adv7393_device,
-#endif
-
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 	&bfin_uart_device,
 #endif
@@ -1038,8 +998,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezkit_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init ezkit_init(void)
diff --git a/arch/blackfin/mach-bf527/dma.c b/arch/blackfin/mach-bf527/dma.c
index 231877578243..7bc7577d6c4f 100644
--- a/arch/blackfin/mach-bf527/dma.c
+++ b/arch/blackfin/mach-bf527/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf527/dma.c
- * Based on:
- * Author:
+ * This file contains the simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf527/include/mach/anomaly.h b/arch/blackfin/mach-bf527/include/mach/anomaly.h
index 3f9052687fa8..02040df8ec80 100644
--- a/arch/blackfin/mach-bf527/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf527/include/mach/anomaly.h
@@ -1,14 +1,18 @@
 /*
- * File: include/asm-blackfin/mach-bf527/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
  *  - Revision D, 08/14/2009; ADSP-BF526 Blackfin Processor Anomaly List
- *  - Revision F, 03/03/2009; ADSP-BF527 Blackfin Processor Anomaly List
+ *  - Revision G, 08/25/2009; ADSP-BF527 Blackfin Processor Anomaly List
  */
 
 #ifndef _MACH_ANOMALY_H_
@@ -200,6 +204,10 @@
 #define ANOMALY_05000467 (1)
 /* PLL Latches Incorrect Settings During Reset */
 #define ANOMALY_05000469 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000099 (0)
@@ -250,5 +258,7 @@
 #define ANOMALY_05000412 (0)
 #define ANOMALY_05000447 (0)
 #define ANOMALY_05000448 (0)
+#define ANOMALY_05000474 (0)
+#define ANOMALY_05000475 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf527/include/mach/bf527.h b/arch/blackfin/mach-bf527/include/mach/bf527.h
index 3832aab11e9a..ff68c8897087 100644
--- a/arch/blackfin/mach-bf527/include/mach/bf527.h
+++ b/arch/blackfin/mach-bf527/include/mach/bf527.h
@@ -1,30 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/bf527.h
- * Based on:	include/asm-blackfin/mach-bf537/bf537.h
- * Author:	Michael Hennerich (michael.hennerich@analog.com)
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF527
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF527_H__
diff --git a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h
index ebd6cebc1fbc..c1d55b878b45 100644
--- a/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf527/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:        include/asm-blackfin/mach-bf527/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver head file
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf527/include/mach/blackfin.h b/arch/blackfin/mach-bf527/include/mach/blackfin.h
index ea9cb0fef8bc..e7d6034f268f 100644
--- a/arch/blackfin/mach-bf527/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf527/include/mach/blackfin.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF522.h b/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
index 663c2bbdfd91..1079af8c7aef 100644
--- a/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
+++ b/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/cdefbf522.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF522_H
diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF525.h b/arch/blackfin/mach-bf527/include/mach/cdefBF525.h
index 00377eb59b75..dc3119e9f663 100644
--- a/arch/blackfin/mach-bf527/include/mach/cdefBF525.h
+++ b/arch/blackfin/mach-bf527/include/mach/cdefBF525.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/cdefbf525.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF525_H
diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF527.h b/arch/blackfin/mach-bf527/include/mach/cdefBF527.h
index fca8db708119..d6579449ee46 100644
--- a/arch/blackfin/mach-bf527/include/mach/cdefBF527.h
+++ b/arch/blackfin/mach-bf527/include/mach/cdefBF527.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/cdefbf527.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF527_H
diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h
index 1fe76d8e0403..7014dde10dd6 100644
--- a/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h
+++ b/arch/blackfin/mach-bf527/include/mach/cdefBF52x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/cdefBF52x_base.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF52X_H
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF522.h b/arch/blackfin/mach-bf527/include/mach/defBF522.h
index 0a8cdcdf0b49..cb139a254810 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF522.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF522.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/defBF522.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF522_H
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF525.h b/arch/blackfin/mach-bf527/include/mach/defBF525.h
index 5cd7576fef76..82abefc1ef6c 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF525.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF525.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/defBF525.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF525_H
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF527.h b/arch/blackfin/mach-bf527/include/mach/defBF527.h
index f040f364afa3..570a125df025 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF527.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF527.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/defBF527.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF527_H
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h b/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
index 68b55d03fedf..f821700716ee 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF52x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf527/defBF52x_base.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF52X_H
diff --git a/arch/blackfin/mach-bf527/include/mach/gpio.h b/arch/blackfin/mach-bf527/include/mach/gpio.h
index 06b6eebf0d49..104bff85290d 100644
--- a/arch/blackfin/mach-bf527/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf527/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf527/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf527/include/mach/irq.h b/arch/blackfin/mach-bf527/include/mach/irq.h
index 8ea660d8151f..aa6579a64a2f 100644
--- a/arch/blackfin/mach-bf527/include/mach/irq.h
+++ b/arch/blackfin/mach-bf527/include/mach/irq.h
@@ -1,32 +1,7 @@
 /*
- * file:	include/asm-blackfin/mach-bf527/irq.h
- * based on:	include/asm-blackfin/mach-bf537/irq.h
- * author:	Michael Hennerich (michael.hennerich@analog.com)
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _BF527_IRQ_H_
diff --git a/arch/blackfin/mach-bf527/include/mach/portmux.h b/arch/blackfin/mach-bf527/include/mach/portmux.h
index 72b1652be4da..d4518b6f4adf 100644
--- a/arch/blackfin/mach-bf527/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf527/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf527/ints-priority.c b/arch/blackfin/mach-bf527/ints-priority.c
index f8c8acd73e30..44ca215bf164 100644
--- a/arch/blackfin/mach-bf527/ints-priority.c
+++ b/arch/blackfin/mach-bf527/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf537/ints-priority.c
- * Based on:     arch/blackfin/mach-bf533/ints-priority.c
- * Author:       Michael Hennerich (michael.hennerich@analog.com)
+ * Set up the interrupt priorities
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf533/boards/H8606.c b/arch/blackfin/mach-bf533/boards/H8606.c
index 6c2b47fe4fe4..43f43a095a99 100644
--- a/arch/blackfin/mach-bf533/boards/H8606.c
+++ b/arch/blackfin/mach-bf533/boards/H8606.c
@@ -1,32 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf533/H8606.c
- * Based on:     arch/blackfin/mach-bf533/stamp.c
- * Author:       Javier Herrero <jherrero@hvsistemas.es>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2007-2008 HV Sistemas S.L.
+ *                      Javier Herrero <jherrero@hvsistemas.es>
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2007
- * Description:  Board Info File for the HV Sistemas H8606 board
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc
- *		 Copyright 2007,2008 HV Sistemas S.L.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
diff --git a/arch/blackfin/mach-bf533/boards/blackstamp.c b/arch/blackfin/mach-bf533/boards/blackstamp.c
index 8208d67e2c97..b580884848d4 100644
--- a/arch/blackfin/mach-bf533/boards/blackstamp.c
+++ b/arch/blackfin/mach-bf533/boards/blackstamp.c
@@ -1,16 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf533/blackstamp.c
- * Based on:     arch/blackfin/mach-bf533/stamp.c
- * Author:       Benjamin Matthews <bmat@lle.rochester.edu>
- *               Aidan Williams <aidan@nicta.com.au>
+ * Board Info File for the BlackStamp
  *
- * Created:      2008
- * Description:  Board Info File for the BlackStamp
- *
- * Copyright 2005 National ICT Australia (NICTA)
  * Copyright 2004-2008 Analog Devices Inc.
- *
- * Enter bugs at http://blackfin.uclinux.org/
+ *                2008 Benjamin Matthews <bmat@lle.rochester.edu>
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
  * More info about the BlackStamp at:
  * 	http://blackfin.uclinux.org/gf/project/blackstamp/
@@ -281,19 +275,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 #include <linux/i2c-gpio.h>
 
@@ -384,8 +365,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 	&i2c_gpio_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init blackstamp_init(void)
diff --git a/arch/blackfin/mach-bf533/boards/cm_bf533.c b/arch/blackfin/mach-bf533/boards/cm_bf533.c
index 7443b26c80c5..7fc3b860d4ae 100644
--- a/arch/blackfin/mach-bf533/boards/cm_bf533.c
+++ b/arch/blackfin/mach-bf533/boards/cm_bf533.c
@@ -1,30 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf533/boards/cm_bf533.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au> Copyright 2005
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:  Board description file
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -261,19 +241,6 @@ static struct platform_device smsc911x_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 static struct resource bfin_uart_resources[] = {
 	{
@@ -506,8 +473,6 @@ static struct platform_device *cm_bf533_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&para_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_bf533_init(void)
diff --git a/arch/blackfin/mach-bf533/boards/ezkit.c b/arch/blackfin/mach-bf533/boards/ezkit.c
index fd518e383b79..d4689dcc198e 100644
--- a/arch/blackfin/mach-bf533/boards/ezkit.c
+++ b/arch/blackfin/mach-bf533/boards/ezkit.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf533/ezkit.c
- * Based on:     Original Work
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:
- *
- * Modified:     Robin Getz <rgetz@blackfin.uclinux.org> - Named the boards
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -33,12 +11,14 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/plat-ram.h>
+#include <linux/mtd/physmap.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/flash.h>
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 #include <linux/usb/isp1362.h>
 #endif
 #include <linux/irq.h>
+#include <linux/i2c.h>
 #include <asm/dma.h>
 #include <asm/bfin5xx_spi.h>
 #include <asm/portmux.h>
@@ -56,12 +36,6 @@ static struct platform_device rtc_device = {
 };
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-static struct platform_device bfin_fb_adv7393_device = {
-	.name = "bfin-adv7393",
-};
-#endif
-
 /*
  *  USB-LAN EzExtender board
  *  Driver needs to know address, irq and flag pin.
@@ -98,54 +72,69 @@ static struct platform_device smc91x_device = {
 };
 #endif
 
-#if defined(CONFIG_MTD_PSD4256G) || defined(CONFIG_MTD_PSD4256G_MODULE)
-static const char *map_probes[] = {
-	"stm_flash",
-	NULL,
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+static struct mtd_partition ezkit_partitions_a[] = {
+	{
+		.name       = "bootloader(nor a)",
+		.size       = 0x40000,
+		.offset     = 0,
+	}, {
+		.name       = "linux kernel(nor a)",
+		.size       = MTDPART_SIZ_FULL,
+		.offset     = MTDPART_OFS_APPEND,
+	},
 };
 
-static struct platdata_mtd_ram stm_pri_data_a = {
-	.mapname    = "Flash A Primary",
-	.map_probes = map_probes,
-	.bankwidth  = 2,
+static struct physmap_flash_data ezkit_flash_data_a = {
+	.width      = 2,
+	.parts      = ezkit_partitions_a,
+	.nr_parts   = ARRAY_SIZE(ezkit_partitions_a),
 };
 
-static struct resource stm_pri_resource_a = {
+static struct resource ezkit_flash_resource_a = {
 	.start = 0x20000000,
 	.end   = 0x200fffff,
 	.flags = IORESOURCE_MEM,
 };
 
-static struct platform_device stm_pri_device_a = {
-	.name          = "mtd-ram",
+static struct platform_device ezkit_flash_device_a = {
+	.name          = "physmap-flash",
 	.id            = 0,
 	.dev = {
-		.platform_data = &stm_pri_data_a,
+		.platform_data = &ezkit_flash_data_a,
 	},
 	.num_resources = 1,
-	.resource      = &stm_pri_resource_a,
+	.resource      = &ezkit_flash_resource_a,
+};
+
+static struct mtd_partition ezkit_partitions_b[] = {
+	{
+		.name   = "file system(nor b)",
+		.size   = MTDPART_SIZ_FULL,
+		.offset = MTDPART_OFS_APPEND,
+	},
 };
 
-static struct platdata_mtd_ram stm_pri_data_b = {
-	.mapname    = "Flash B Primary",
-	.map_probes = map_probes,
-	.bankwidth  = 2,
+static struct physmap_flash_data ezkit_flash_data_b = {
+	.width      = 2,
+	.parts      = ezkit_partitions_b,
+	.nr_parts   = ARRAY_SIZE(ezkit_partitions_b),
 };
 
-static struct resource stm_pri_resource_b = {
+static struct resource ezkit_flash_resource_b = {
 	.start = 0x20100000,
 	.end   = 0x201fffff,
 	.flags = IORESOURCE_MEM,
 };
 
-static struct platform_device stm_pri_device_b = {
-	.name          = "mtd-ram",
+static struct platform_device ezkit_flash_device_b = {
+	.name          = "physmap-flash",
 	.id            = 4,
 	.dev = {
-		.platform_data = &stm_pri_data_b,
+		.platform_data = &ezkit_flash_data_b,
 	},
 	.num_resources = 1,
-	.resource      = &stm_pri_resource_b,
+	.resource      = &ezkit_flash_resource_b,
 };
 #endif
 
@@ -400,19 +389,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 #include <linux/i2c-gpio.h>
 
@@ -460,13 +436,21 @@ static struct platform_device bfin_dpmc = {
 	},
 };
 
+static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	{
+		I2C_BOARD_INFO("bfin-adv7393", 0x2B),
+	},
+#endif
+};
+
 static struct platform_device *ezkit_devices[] __initdata = {
 
 	&bfin_dpmc,
 
-#if defined(CONFIG_MTD_PSD4256G) || defined(CONFIG_MTD_PSD4256G_MODULE)
-	&stm_pri_device_a,
-	&stm_pri_device_b,
+#if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
+	&ezkit_flash_device_a,
+	&ezkit_flash_device_b,
 #endif
 
 #if defined(CONFIG_MTD_PLATRAM) || defined(CONFIG_MTD_PLATRAM_MODULE)
@@ -482,10 +466,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&bfin_spi0_device,
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-	&bfin_fb_adv7393_device,
-#endif
-
 #if defined(CONFIG_RTC_DRV_BFIN) || defined(CONFIG_RTC_DRV_BFIN_MODULE)
 	&rtc_device,
 #endif
@@ -507,8 +487,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 	&i2c_gpio_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init ezkit_init(void)
@@ -516,6 +494,8 @@ static int __init ezkit_init(void)
 	printk(KERN_INFO "%s(): registering device resources\n", __func__);
 	platform_add_devices(ezkit_devices, ARRAY_SIZE(ezkit_devices));
 	spi_register_board_info(bfin_spi_board_info, ARRAY_SIZE(bfin_spi_board_info));
+	i2c_register_board_info(0, bfin_i2c_board_info,
+				ARRAY_SIZE(bfin_i2c_board_info));
 	return 0;
 }
 
diff --git a/arch/blackfin/mach-bf533/boards/ip0x.c b/arch/blackfin/mach-bf533/boards/ip0x.c
index f19b63378b12..644be5e5ab6f 100644
--- a/arch/blackfin/mach-bf533/boards/ip0x.c
+++ b/arch/blackfin/mach-bf533/boards/ip0x.c
@@ -1,34 +1,12 @@
 /*
- * File:         arch/blackfin/mach-bf533/ip0x.c
- * Based on:     arch/blackfin/mach-bf533/bf1.c
- * Based on:     arch/blackfin/mach-bf533/stamp.c
- * Author:       Ivan Danov <idanov@gmail.com>
- *               Modified for IP0X David Rowe
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2007 David Rowe
+ *                2006 Intratrade Ltd.
+ *                     Ivan Danov <idanov@gmail.com>
+ *                2005 National ICT Australia (NICTA)
+ *                     Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2007
- * Description:  Board info file for the IP04/IP08 boards, which
- *               are derived from the BlackfinOne V2.0 boards.
- *
- * Modified:
- *               COpyright 2007 David Rowe
- *               Copyright 2006 Intratrade Ltd.
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -145,7 +123,6 @@ static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 	.ctl_reg = 0x1000,		/* CPOL=0,CPHA=0,Sandisk 1G work */
 	.enable_dma = 0,		/* if 1 - block!!! */
 	.bits_per_word = 8,
-	.cs_change_per_word = 0,
 };
 #endif
 
diff --git a/arch/blackfin/mach-bf533/boards/stamp.c b/arch/blackfin/mach-bf533/boards/stamp.c
index 729fd7c26336..82f70efd66e7 100644
--- a/arch/blackfin/mach-bf533/boards/stamp.c
+++ b/arch/blackfin/mach-bf533/boards/stamp.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf533/stamp.c
- * Based on:     arch/blackfin/mach-bf533/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:  Board Info File for the BF533-STAMP
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -95,12 +73,6 @@ static struct platform_device smc91x_device = {
 };
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-static struct platform_device bfin_fb_adv7393_device = {
-	.name = "bfin-adv7393",
-};
-#endif
-
 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 static struct resource net2272_bfin_resources[] = {
 	{
@@ -436,19 +408,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 #include <linux/i2c-gpio.h>
 
@@ -487,6 +446,11 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 		.irq = 39,
 	},
 #endif
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	{
+		I2C_BOARD_INFO("bfin-adv7393", 0x2B),
+	},
+#endif
 };
 
 static const unsigned int cclk_vlev_datasheet[] =
@@ -528,10 +492,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&smc91x_device,
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-	&bfin_fb_adv7393_device,
-#endif
-
 #if defined(CONFIG_USB_NET2272) || defined(CONFIG_USB_NET2272_MODULE)
 	&net2272_bfin_device,
 #endif
@@ -563,8 +523,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&i2c_gpio_device,
 #endif
 
-	&bfin_gpios_device,
-
 #if defined(CONFIG_MTD_BFIN_ASYNC) || defined(CONFIG_MTD_BFIN_ASYNC_MODULE)
 	&stamp_flash_device,
 #endif
diff --git a/arch/blackfin/mach-bf533/dma.c b/arch/blackfin/mach-bf533/dma.c
index 7a443c37fb9f..4a14a46a9a68 100644
--- a/arch/blackfin/mach-bf533/dma.c
+++ b/arch/blackfin/mach-bf533/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf533/dma.c
- * Based on:
- * Author:
+ * simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf533/include/mach/anomaly.h b/arch/blackfin/mach-bf533/include/mach/anomaly.h
index cd83db2fb1a1..9b3f7a27714d 100644
--- a/arch/blackfin/mach-bf533/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf533/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf533/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -202,6 +206,10 @@
 #define ANOMALY_05000443 (1)
 /* False Hardware Error when RETI Points to Invalid Memory */
 #define ANOMALY_05000461 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* These anomalies have been "phased" out of analog.com anomaly sheets and are
  * here to show running on older silicon just isn't feasible.
@@ -349,5 +357,7 @@
 #define ANOMALY_05000450 (0)
 #define ANOMALY_05000465 (0)
 #define ANOMALY_05000467 (0)
+#define ANOMALY_05000474 (0)
+#define ANOMALY_05000475 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf533/include/mach/bf533.h b/arch/blackfin/mach-bf533/include/mach/bf533.h
index cf4427cd3f72..e3e05f8f7af9 100644
--- a/arch/blackfin/mach-bf533/include/mach/bf533.h
+++ b/arch/blackfin/mach-bf533/include/mach/bf533.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/mach-bf533/bf533.h
- * Based on:
- * Author:
+ * SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF533_H__
diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h
index 6965b4088c44..9e1f3defb6bc 100644
--- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:        include/asm-blackfin/mach-bf533/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver head file
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf533/include/mach/blackfin.h b/arch/blackfin/mach-bf533/include/mach/blackfin.h
index 499e897a4f4f..f4bd6df5d968 100644
--- a/arch/blackfin/mach-bf533/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf533/include/mach/blackfin.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf533/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
index bbc3c8386d48..feb2392c43ea 100644
--- a/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
+++ b/arch/blackfin/mach-bf533/include/mach/cdefBF532.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf533/cdefBF532.h
- * Based on:
- * Author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF532_H
diff --git a/arch/blackfin/mach-bf533/include/mach/defBF532.h b/arch/blackfin/mach-bf533/include/mach/defBF532.h
index 7f4633223e6d..02b328eb0e07 100644
--- a/arch/blackfin/mach-bf533/include/mach/defBF532.h
+++ b/arch/blackfin/mach-bf533/include/mach/defBF532.h
@@ -1,48 +1,10 @@
-/************************************************************************
- *
- * This file is subject to the terms and conditions of the GNU Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Non-GPL License also available as part of VisualDSP++
- * http://www.analog.com/processors/resources/crosscore/visualDspDevSoftware.html
- *
- * (c) Copyright 2001-2005 Analog Devices, Inc. All rights reserved
- *
- * This file under source code control, please send bugs or changes to:
- * dsptools.support@analog.com
- *
- ************************************************************************/
 /*
- * File:         include/asm-blackfin/mach-bf533/defBF532.h
- * Based on:
- * Author:
- *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
+ * System & MMR bit and Address definitions for ADSP-BF532
  *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
-/* SYSTEM & MM REGISTER BIT & ADDRESS DEFINITIONS FOR ADSP-BF532 */
 
 #ifndef _DEF_BF532_H
 #define _DEF_BF532_H
diff --git a/arch/blackfin/mach-bf533/include/mach/gpio.h b/arch/blackfin/mach-bf533/include/mach/gpio.h
index e45c17077aff..2af19d69a7a7 100644
--- a/arch/blackfin/mach-bf533/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf533/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf533/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf533/include/mach/irq.h b/arch/blackfin/mach-bf533/include/mach/irq.h
index db1e346cd1aa..c31498be0bbb 100644
--- a/arch/blackfin/mach-bf533/include/mach/irq.h
+++ b/arch/blackfin/mach-bf533/include/mach/irq.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf533/defBF532.h
- * Based on:
- * Author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _BF533_IRQ_H_
diff --git a/arch/blackfin/mach-bf533/include/mach/portmux.h b/arch/blackfin/mach-bf533/include/mach/portmux.h
index 2f59ce0b0cb5..075dae1af164 100644
--- a/arch/blackfin/mach-bf533/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf533/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf533/ints-priority.c b/arch/blackfin/mach-bf533/ints-priority.c
index f51994b7a2b9..8f714cf8135b 100644
--- a/arch/blackfin/mach-bf533/ints-priority.c
+++ b/arch/blackfin/mach-bf533/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf533/ints-priority.c
- * Based on:
- * Author:       Michael Hennerich
+ * Set up the interrupt priorities
  *
- * Created:      ?
- * Description:  Set up the interrupt priorities
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537e.c b/arch/blackfin/mach-bf537/boards/cm_bf537e.c
index 87acb7dd2df3..c85f4d770535 100644
--- a/arch/blackfin/mach-bf537/boards/cm_bf537e.c
+++ b/arch/blackfin/mach-bf537/boards/cm_bf537e.c
@@ -1,31 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf537/boards/cm_bf537.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:  Board description file
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -297,19 +276,6 @@ static struct platform_device net2272_bfin_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 static struct mtd_partition cm_partitions[] = {
 	{
@@ -699,8 +665,6 @@ static struct platform_device *cm_bf537e_devices[] __initdata = {
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 	&cm_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_bf537e_init(void)
diff --git a/arch/blackfin/mach-bf537/boards/cm_bf537u.c b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
index 8219dc3d65bd..ea11aa81340d 100644
--- a/arch/blackfin/mach-bf537/boards/cm_bf537u.c
+++ b/arch/blackfin/mach-bf537/boards/cm_bf537u.c
@@ -1,31 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf537/boards/cm_bf537u.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:  Board description file
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -298,19 +277,6 @@ static struct platform_device net2272_bfin_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 static struct mtd_partition cm_partitions[] = {
 	{
@@ -605,8 +571,6 @@ static struct platform_device *cm_bf537u_devices[] __initdata = {
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 	&cm_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_bf537u_init(void)
diff --git a/arch/blackfin/mach-bf537/boards/minotaur.c b/arch/blackfin/mach-bf537/boards/minotaur.c
index 399f81da7b93..0da927252701 100644
--- a/arch/blackfin/mach-bf537/boards/minotaur.c
+++ b/arch/blackfin/mach-bf537/boards/minotaur.c
@@ -1,4 +1,10 @@
 /*
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Cambridge Signal Processing
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
+ *
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
diff --git a/arch/blackfin/mach-bf537/boards/pnav10.c b/arch/blackfin/mach-bf537/boards/pnav10.c
index 10b35b838bac..9ba290466b56 100644
--- a/arch/blackfin/mach-bf537/boards/pnav10.c
+++ b/arch/blackfin/mach-bf537/boards/pnav10.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf537/boards/stamp.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -302,7 +280,6 @@ static struct bfin5xx_spi_chip mmc_spi_chip_info = {
 
 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
-	.cs_change_per_word = 0,
 	.enable_dma = 0,
 	.bits_per_word = 16,
 };
diff --git a/arch/blackfin/mach-bf537/boards/stamp.c b/arch/blackfin/mach-bf537/boards/stamp.c
index 9db6b40743e0..c46baa5e6d9b 100644
--- a/arch/blackfin/mach-bf537/boards/stamp.c
+++ b/arch/blackfin/mach-bf537/boards/stamp.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf537/boards/stamp.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -121,19 +99,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_BFIN_CFPCMCIA) || defined(CONFIG_BFIN_CFPCMCIA_MODULE)
 static struct resource bfin_pcmcia_cf_resources[] = {
 	{
@@ -1078,12 +1043,6 @@ static struct platform_device bfin_fb_device = {
 };
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-static struct platform_device bfin_fb_adv7393_device = {
-	.name = "bfin-adv7393",
-};
-#endif
-
 #if defined(CONFIG_FB_BFIN_LQ035Q1) || defined(CONFIG_FB_BFIN_LQ035Q1_MODULE)
 #include <asm/bfin-lq035q1.h>
 
@@ -1498,6 +1457,11 @@ static struct i2c_board_info __initdata bfin_i2c_board_info[] = {
 		.platform_data = (void *)&adp5588_gpio_data,
 	},
 #endif
+#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
+	{
+		I2C_BOARD_INFO("bfin-adv7393", 0x2B),
+	},
+#endif
 };
 
 #if defined(CONFIG_SERIAL_BFIN_SPORT) || defined(CONFIG_SERIAL_BFIN_SPORT_MODULE)
@@ -1668,10 +1632,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_lq035q1_device,
 #endif
 
-#if defined(CONFIG_FB_BFIN_7393) || defined(CONFIG_FB_BFIN_7393_MODULE)
-	&bfin_fb_adv7393_device,
-#endif
-
 #if defined(CONFIG_SERIAL_BFIN) || defined(CONFIG_SERIAL_BFIN_MODULE)
 	&bfin_uart_device,
 #endif
@@ -1702,8 +1662,6 @@ static struct platform_device *stamp_devices[] __initdata = {
 	&bfin_device_gpiokeys,
 #endif
 
-	&bfin_gpios_device,
-
 #if defined(CONFIG_MTD_NAND_PLATFORM) || defined(CONFIG_MTD_NAND_PLATFORM_MODULE)
 	&bfin_async_nand_device,
 #endif
diff --git a/arch/blackfin/mach-bf537/boards/tcm_bf537.c b/arch/blackfin/mach-bf537/boards/tcm_bf537.c
index 61353f7bcb9e..57163b65a4f5 100644
--- a/arch/blackfin/mach-bf537/boards/tcm_bf537.c
+++ b/arch/blackfin/mach-bf537/boards/tcm_bf537.c
@@ -1,31 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf537/boards/tcm_bf537.c
- * Based on:     arch/blackfin/mach-bf533/boards/cm_bf537.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2005
- * Description:  Board description file
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -298,19 +277,6 @@ static struct platform_device net2272_bfin_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 static struct mtd_partition cm_partitions[] = {
 	{
@@ -607,8 +573,6 @@ static struct platform_device *cm_bf537_devices[] __initdata = {
 #if defined(CONFIG_MTD_GPIO_ADDR) || defined(CONFIG_MTD_GPIO_ADDR_MODULE)
 	&cm_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init tcm_bf537_init(void)
diff --git a/arch/blackfin/mach-bf537/dma.c b/arch/blackfin/mach-bf537/dma.c
index d23fc0edf2b9..5c8c4ed517bb 100644
--- a/arch/blackfin/mach-bf537/dma.c
+++ b/arch/blackfin/mach-bf537/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf537/dma.c
- * Based on:
- * Author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Licensed under the GPL-2 or later.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * This file contains the simple DMA Implementation for Blackfin
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf537/include/mach/anomaly.h b/arch/blackfin/mach-bf537/include/mach/anomaly.h
index f091ad2d8ea8..d2c427bc6656 100644
--- a/arch/blackfin/mach-bf537/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf537/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf537/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -156,6 +160,10 @@
 #define ANOMALY_05000443 (1)
 /* False Hardware Error when RETI Points to Invalid Memory */
 #define ANOMALY_05000461 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000099 (0)
@@ -202,5 +210,7 @@
 #define ANOMALY_05000450 (0)
 #define ANOMALY_05000465 (0)
 #define ANOMALY_05000467 (0)
+#define ANOMALY_05000474 (0)
+#define ANOMALY_05000475 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf537/include/mach/bf537.h b/arch/blackfin/mach-bf537/include/mach/bf537.h
index f194a848ae8e..17fab4474669 100644
--- a/arch/blackfin/mach-bf537/include/mach/bf537.h
+++ b/arch/blackfin/mach-bf537/include/mach/bf537.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/mach-bf537/bf537.h
- * Based on:
- * Author:
+ * System MMR Register and memory map for ADSP-BF537
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF537
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF537_H__
diff --git a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
index e95d54f9af6c..635c91c526a3 100644
--- a/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf537/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:         include/asm-blackfin/mach-bf537/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver header files
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf537/include/mach/blackfin.h b/arch/blackfin/mach-bf537/include/mach/blackfin.h
index 9ee8834c8f1a..eab006d260c5 100644
--- a/arch/blackfin/mach-bf537/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf537/include/mach/blackfin.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf537/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h
index 5f8b5f845be6..91825c9bd226 100644
--- a/arch/blackfin/mach-bf537/include/mach/cdefBF534.h
+++ b/arch/blackfin/mach-bf537/include/mach/cdefBF534.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf537/cdefbf534.h
- * Based on:
- * Author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Created:
- * Description:  system mmr register map
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF534_H
diff --git a/arch/blackfin/mach-bf537/include/mach/cdefBF537.h b/arch/blackfin/mach-bf537/include/mach/cdefBF537.h
index b8fc949a991f..9363c3990421 100644
--- a/arch/blackfin/mach-bf537/include/mach/cdefBF537.h
+++ b/arch/blackfin/mach-bf537/include/mach/cdefBF537.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf537/cdefBF537.h
- * Based on:
- * Author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *	System MMR Register Map
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _CDEF_BF537_H
diff --git a/arch/blackfin/mach-bf537/include/mach/defBF534.h b/arch/blackfin/mach-bf537/include/mach/defBF534.h
index a3227f9003ff..cebb14feb1ba 100644
--- a/arch/blackfin/mach-bf537/include/mach/defBF534.h
+++ b/arch/blackfin/mach-bf537/include/mach/defBF534.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf537/cdefBF537.h
- * Based on:
- * Author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF534_H
diff --git a/arch/blackfin/mach-bf537/include/mach/defBF537.h b/arch/blackfin/mach-bf537/include/mach/defBF537.h
index 3d6c83e31b1e..8cb5d5cf0c94 100644
--- a/arch/blackfin/mach-bf537/include/mach/defBF537.h
+++ b/arch/blackfin/mach-bf537/include/mach/defBF537.h
@@ -1,32 +1,7 @@
 /*
- * file:         include/asm-blackfin/mach-bf537/defbf537.h
- * based on:
- * author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF537_H
diff --git a/arch/blackfin/mach-bf537/include/mach/gpio.h b/arch/blackfin/mach-bf537/include/mach/gpio.h
index d77a31e45a30..104bff85290d 100644
--- a/arch/blackfin/mach-bf537/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf537/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf537/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf537/include/mach/irq.h b/arch/blackfin/mach-bf537/include/mach/irq.h
index b2a71d5d4e5f..0defa9457e7f 100644
--- a/arch/blackfin/mach-bf537/include/mach/irq.h
+++ b/arch/blackfin/mach-bf537/include/mach/irq.h
@@ -1,32 +1,7 @@
 /*
- * file:         include/asm-blackfin/mach-bf537/irq.h
- * based on:
- * author:
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later
  */
 
 #ifndef _BF537_IRQ_H_
diff --git a/arch/blackfin/mach-bf537/include/mach/portmux.h b/arch/blackfin/mach-bf537/include/mach/portmux.h
index 87285e75e903..da9760329e49 100644
--- a/arch/blackfin/mach-bf537/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf537/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf537/ints-priority.c b/arch/blackfin/mach-bf537/ints-priority.c
index 51c48087e03b..f6500622b35d 100644
--- a/arch/blackfin/mach-bf537/ints-priority.c
+++ b/arch/blackfin/mach-bf537/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf537/ints-priority.c
- * Based on:     arch/blackfin/mach-bf533/ints-priority.c
- * Author:       Michael Hennerich
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Licensed under the GPL-2 or later.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Set up the interrupt priorities
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf538/boards/ezkit.c b/arch/blackfin/mach-bf538/boards/ezkit.c
index f2ac3b0ebf24..14af5c2088d4 100644
--- a/arch/blackfin/mach-bf538/boards/ezkit.c
+++ b/arch/blackfin/mach-bf538/boards/ezkit.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf538/boards/ezkit.c
- * Based on:     arch/blackfin/mach-bf537/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2
  */
 
 #include <linux/device.h>
@@ -237,7 +215,6 @@ static struct flash_platform_data bfin_spi_flash_data = {
 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 	.enable_dma = 0,         /* use dma transfer with this chip*/
 	.bits_per_word = 8,
-	.cs_change_per_word = 0,
 };
 #endif
 
@@ -506,19 +483,6 @@ static struct platform_device i2c_bfin_twi1_device = {
 #endif
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
 #include <linux/gpio_keys.h>
 
@@ -658,8 +622,6 @@ static struct platform_device *cm_bf538_devices[] __initdata = {
 	&bfin_device_gpiokeys,
 #endif
 
-	&bfin_gpios_device,
-
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezkit_flash_device,
 #endif
diff --git a/arch/blackfin/mach-bf538/dma.c b/arch/blackfin/mach-bf538/dma.c
index d6837fbf94ea..5dc022589214 100644
--- a/arch/blackfin/mach-bf538/dma.c
+++ b/arch/blackfin/mach-bf538/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf538/dma.c
- * Based on:
- * Author:
+ * the simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf538/include/mach/anomaly.h b/arch/blackfin/mach-bf538/include/mach/anomaly.h
index 26b76083e14c..d882b7e6f59b 100644
--- a/arch/blackfin/mach-bf538/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf538/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf538/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -128,6 +132,10 @@
 #define ANOMALY_05000443 (1)
 /* False Hardware Error when RETI Points to Invalid Memory */
 #define ANOMALY_05000461 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000099 (0)
@@ -176,5 +184,7 @@
 #define ANOMALY_05000450 (0)
 #define ANOMALY_05000465 (0)
 #define ANOMALY_05000467 (0)
+#define ANOMALY_05000474 (0)
+#define ANOMALY_05000475 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf538/include/mach/bf538.h b/arch/blackfin/mach-bf538/include/mach/bf538.h
index 9c8abb307908..0cf5bf8dab84 100644
--- a/arch/blackfin/mach-bf538/include/mach/bf538.h
+++ b/arch/blackfin/mach-bf538/include/mach/bf538.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/mach-bf538/bf538.h
- * Based on:	include/asm-blackfin/mach-bf537/bf537.h
- * Author:	Michael Hennerich (michael.hennerich@analog.com)
+ * SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF538
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF527
+ * Copyright 2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF538_H__
diff --git a/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h
index 999f239fe1a6..5c148142f041 100644
--- a/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf538/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:         include/asm-blackfin/mach-bf538/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver header files
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf538/include/mach/blackfin.h b/arch/blackfin/mach-bf538/include/mach/blackfin.h
index 5ecee1690957..278e8942eef2 100644
--- a/arch/blackfin/mach-bf538/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf538/include/mach/blackfin.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf538/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h
index 1de67515dc9d..401ebd79d0aa 100644
--- a/arch/blackfin/mach-bf538/include/mach/cdefBF538.h
+++ b/arch/blackfin/mach-bf538/include/mach/cdefBF538.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf538/cdefBF538.h
- * Based on:
- * Author:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF538_H
diff --git a/arch/blackfin/mach-bf538/include/mach/defBF539.h b/arch/blackfin/mach-bf538/include/mach/defBF539.h
index bdc330cd0e1c..5f6c34dfd08e 100644
--- a/arch/blackfin/mach-bf538/include/mach/defBF539.h
+++ b/arch/blackfin/mach-bf538/include/mach/defBF539.h
@@ -1,47 +1,9 @@
-/************************************************************************
- *
- * This file is subject to the terms and conditions of the GNU Public
- * License. See the file "COPYING" in the main directory of this archive
- * for more details.
- *
- * Non-GPL License also available as part of VisualDSP++
- * http://www.analog.com/processors/resources/crosscore/visualDspDevSoftware.html
- *
- * (c) Copyright 2001-2005 Analog Devices, Inc. All rights reserved
- *
- * This file under source code control, please send bugs or changes to:
- * dsptools.support@analog.com
- *
- ************************************************************************/
 /*
- * File:         include/asm-blackfin/mach-bf538/defBF539.h
- * Based on:
- * Author:
- *
- * Created:
- * Description:
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
+
 /* SYSTEM & MM REGISTER BIT & ADDRESS DEFINITIONS FOR ADSP-BF538/9 */
 
 #ifndef _DEF_BF539_H
@@ -2325,7 +2287,7 @@
 #define	AMBEN_B0_B1	0x0004	/* Enable Asynchronous Memory Banks 0 &	1 only */
 #define	AMBEN_B0_B1_B2	0x0006	/* Enable Asynchronous Memory Banks 0, 1, and 2 */
 #define	AMBEN_ALL	0x0008	/* Enable Asynchronous Memory Banks (all) 0, 1,	2, and 3 */
-#define	CDPRIO		0x0100	/* DMA has priority over core for for external accesses */
+#define	CDPRIO		0x0100	/* DMA has priority over core for external accesses */
 
 /* EBIU_AMGCTL Bit Positions */
 #define	AMCKEN_P		0x0000	/* Enable CLKOUT */
diff --git a/arch/blackfin/mach-bf538/include/mach/gpio.h b/arch/blackfin/mach-bf538/include/mach/gpio.h
index 30f4f723f7cc..295c78a465c2 100644
--- a/arch/blackfin/mach-bf538/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf538/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf538/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf538/include/mach/irq.h b/arch/blackfin/mach-bf538/include/mach/irq.h
index fdc87fe2c174..a4b7fcbc556b 100644
--- a/arch/blackfin/mach-bf538/include/mach/irq.h
+++ b/arch/blackfin/mach-bf538/include/mach/irq.h
@@ -1,32 +1,7 @@
 /*
- * file:	include/asm-blackfin/mach-bf538/irq.h
- * based on:	include/asm-blackfin/mach-bf537/irq.h
- * author:	Michael Hennerich (michael.hennerich@analog.com)
+ * Copyright 2008 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BF538_IRQ_H_
diff --git a/arch/blackfin/mach-bf538/include/mach/portmux.h b/arch/blackfin/mach-bf538/include/mach/portmux.h
index c8db264e3e4d..6121cf8b5872 100644
--- a/arch/blackfin/mach-bf538/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf538/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2008-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf538/ints-priority.c b/arch/blackfin/mach-bf538/ints-priority.c
index 70d17e550e05..1fa793ced347 100644
--- a/arch/blackfin/mach-bf538/ints-priority.c
+++ b/arch/blackfin/mach-bf538/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf538/ints-priority.c
- * Based on:     arch/blackfin/mach-bf533/ints-priority.c
- * Author:       Michael Hennerich
+ * Set up the interrupt priorities
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Copyright 2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf548/boards/cm_bf548.c b/arch/blackfin/mach-bf548/boards/cm_bf548.c
index e565aae11d72..ccdcd6da2e9f 100644
--- a/arch/blackfin/mach-bf548/boards/cm_bf548.c
+++ b/arch/blackfin/mach-bf548/boards/cm_bf548.c
@@ -1,31 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf548/boards/cm_bf548.c
- * Based on:     arch/blackfin/mach-bf537/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *           2008-2009 Bluetechnix
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -380,19 +359,6 @@ static struct platform_device musb_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_PATA_BF54X) || defined(CONFIG_PATA_BF54X_MODULE)
 static struct resource bfin_atapi_resources[] = {
 	{
@@ -546,13 +512,11 @@ static struct flash_platform_data bfin_spi_flash_data = {
 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 	.enable_dma = 0,         /* use dma transfer with this chip*/
 	.bits_per_word = 8,
-	.cs_change_per_word = 0,
 };
 #endif
 
 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
-	.cs_change_per_word = 0,
 	.enable_dma = 0,
 	.bits_per_word = 16,
 };
@@ -853,8 +817,6 @@ static struct platform_device *cm_bf548_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&para_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_bf548_init(void)
diff --git a/arch/blackfin/mach-bf548/boards/ezkit.c b/arch/blackfin/mach-bf548/boards/ezkit.c
index c66f3801274f..1a5286bbb3fa 100644
--- a/arch/blackfin/mach-bf548/boards/ezkit.c
+++ b/arch/blackfin/mach-bf548/boards/ezkit.c
@@ -1,31 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf548/boards/ezkit.c
- * Based on:     arch/blackfin/mach-bf537/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au>
+ * Copyright 2004-2009 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2005 National ICT Australia (NICTA)
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -208,7 +186,6 @@ static struct platform_device bfin_rotary_device = {
 #endif
 
 #if defined(CONFIG_INPUT_ADXL34X) || defined(CONFIG_INPUT_ADXL34X_MODULE)
-#include <linux/input.h>
 #include <linux/spi/adxl34x.h>
 static const struct adxl34x_platform_data adxl34x_info = {
 	.x_axis_offset = 0,
@@ -636,7 +613,6 @@ static struct flash_platform_data bfin_spi_flash_data = {
 static struct bfin5xx_spi_chip spi_flash_chip_info = {
 	.enable_dma = 0,         /* use dma transfer with this chip*/
 	.bits_per_word = 8,
-	.cs_change_per_word = 0,
 };
 #endif
 
@@ -650,7 +626,6 @@ static struct bfin5xx_spi_chip ad1836_spi_chip_info = {
 
 #if defined(CONFIG_TOUCHSCREEN_AD7877) || defined(CONFIG_TOUCHSCREEN_AD7877_MODULE)
 static struct bfin5xx_spi_chip spi_ad7877_chip_info = {
-	.cs_change_per_word = 0,
 	.enable_dma = 0,
 	.bits_per_word = 16,
 };
@@ -681,7 +656,6 @@ static struct bfin5xx_spi_chip spidev_chip_info = {
 static struct bfin5xx_spi_chip spi_adxl34x_chip_info = {
 	.enable_dma = 0,         /* use dma transfer with this chip*/
 	.bits_per_word = 8,
-	.cs_change_per_word = 0,
 };
 #endif
 
@@ -908,19 +882,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 static const unsigned int cclk_vlev_datasheet[] =
 {
 /*
@@ -1028,8 +989,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&bfin_device_gpiokeys,
 #endif
 
-	&bfin_gpios_device,
-
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezkit_flash_device,
 #endif
diff --git a/arch/blackfin/mach-bf548/dma.c b/arch/blackfin/mach-bf548/dma.c
index d9239bc05dd4..039a6d9d38f3 100644
--- a/arch/blackfin/mach-bf548/dma.c
+++ b/arch/blackfin/mach-bf548/dma.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf548/dma.c
- * Based on:
- * Author:
+ * the simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf548/include/mach/anomaly.h b/arch/blackfin/mach-bf548/include/mach/anomaly.h
index 52b116ae522a..7d08c7524498 100644
--- a/arch/blackfin/mach-bf548/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf548/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf548/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -24,6 +28,8 @@
 #define ANOMALY_05000119 (1)
 /* Rx.H Cannot Be Used to Access 16-bit System MMR Registers */
 #define ANOMALY_05000122 (1)
+/* Data Corruption with Cached External Memory and Non-Cached On-Chip L2 Memory */
+#define ANOMALY_05000220 (1)
 /* False Hardware Error from an Access in the Shadow of a Conditional Branch */
 #define ANOMALY_05000245 (1)
 /* Sensitivity To Noise with Slow Input Edge Rates on External SPORT TX and RX Clocks */
@@ -200,6 +206,14 @@
 #define ANOMALY_05000466 (1)
 /* Possible RX data corruption when control & data EP FIFOs are accessed via the core */
 #define ANOMALY_05000467 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* Access to DDR-SDRAM causes system hang under certain PLL/VR settings */
+#define ANOMALY_05000474 (1)
+/* Core Hang With L2/L3 Configured in Writeback Cache Mode */
+#define ANOMALY_05000475 (1)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000099 (0)
@@ -215,7 +229,6 @@
 #define ANOMALY_05000198 (0)
 #define ANOMALY_05000202 (0)
 #define ANOMALY_05000215 (0)
-#define ANOMALY_05000220 (0)
 #define ANOMALY_05000227 (0)
 #define ANOMALY_05000230 (0)
 #define ANOMALY_05000231 (0)
diff --git a/arch/blackfin/mach-bf548/include/mach/bf548.h b/arch/blackfin/mach-bf548/include/mach/bf548.h
index cd31f72bdd82..7bead5ce0f3b 100644
--- a/arch/blackfin/mach-bf548/include/mach/bf548.h
+++ b/arch/blackfin/mach-bf548/include/mach/bf548.h
@@ -1,30 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/bf548.h
- * Based on:
- * Author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  System MMR register and memory map for ADSP-BF548
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF548_H__
diff --git a/arch/blackfin/mach-bf548/include/mach/bf54x-lq043.h b/arch/blackfin/mach-bf548/include/mach/bf54x-lq043.h
index 9c7ca62a45eb..8821efe57fbc 100644
--- a/arch/blackfin/mach-bf548/include/mach/bf54x-lq043.h
+++ b/arch/blackfin/mach-bf548/include/mach/bf54x-lq043.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef BF54X_LQ043_H
 #define BF54X_LQ043_H
 
diff --git a/arch/blackfin/mach-bf548/include/mach/bf54x_keys.h b/arch/blackfin/mach-bf548/include/mach/bf54x_keys.h
index 1fb4ec77cc25..49338ae299ab 100644
--- a/arch/blackfin/mach-bf548/include/mach/bf54x_keys.h
+++ b/arch/blackfin/mach-bf548/include/mach/bf54x_keys.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _BFIN_KPAD_H
 #define _BFIN_KPAD_H
 
diff --git a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
index 2d1b5fa3cca0..dd44aa75fe72 100644
--- a/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf548/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:        include/asm-blackfin/mach-bf548/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver head file
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf548/include/mach/blackfin.h b/arch/blackfin/mach-bf548/include/mach/blackfin.h
index 318667b2f036..13302b67857a 100644
--- a/arch/blackfin/mach-bf548/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf548/include/mach/blackfin.h
@@ -1,32 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF542.h b/arch/blackfin/mach-bf548/include/mach/cdefBF542.h
index 07aefb9ed79b..42f4a9469549 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF542.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF542.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/cdefBF542.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF542_H
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF544.h b/arch/blackfin/mach-bf548/include/mach/cdefBF544.h
index 431a69278991..2207799575ff 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF544.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF544.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/cdefBF544.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF544_H
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF547.h b/arch/blackfin/mach-bf548/include/mach/cdefBF547.h
index 93376e90dfc5..423421515134 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF547.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF547.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/cdefBF547.h
- * Based on:
- * Author:
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF548_H
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF548.h b/arch/blackfin/mach-bf548/include/mach/cdefBF548.h
index 9cd74384136f..df84180410c4 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF548.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF548.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/cdefBF548.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF548_H
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF549.h b/arch/blackfin/mach-bf548/include/mach/cdefBF549.h
index ead360b69dea..34c84c7fb256 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF549.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF549.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf549/cdefBF549.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF549_H
diff --git a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h
index 6e636c418cb0..a2e9d9849eba 100644
--- a/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h
+++ b/arch/blackfin/mach-bf548/include/mach/cdefBF54x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/cdefBF54x_base.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF54X_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF542.h b/arch/blackfin/mach-bf548/include/mach/defBF542.h
index b1316541b8d6..d3bc6d1df547 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF542.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF542.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF542.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF542_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF544.h b/arch/blackfin/mach-bf548/include/mach/defBF544.h
index c2c785bdc5fc..dd414ae4ba4c 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF544.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF544.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF544.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF544_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF547.h b/arch/blackfin/mach-bf548/include/mach/defBF547.h
index 661f0d877bd1..5a9dbabe0a68 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF547.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF547.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF547.h
- * Based on:
- * Author:
+ * Copyright 2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF548_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF548.h b/arch/blackfin/mach-bf548/include/mach/defBF548.h
index 85d4bade911d..82cd593f7391 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF548.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF548.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF548.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF548_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF549.h b/arch/blackfin/mach-bf548/include/mach/defBF549.h
index 096734541644..6fc6e39ab61b 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF549.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF549.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF549.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF549_H
diff --git a/arch/blackfin/mach-bf548/include/mach/defBF54x_base.h b/arch/blackfin/mach-bf548/include/mach/defBF54x_base.h
index e022e896cb18..8590c8c78336 100644
--- a/arch/blackfin/mach-bf548/include/mach/defBF54x_base.h
+++ b/arch/blackfin/mach-bf548/include/mach/defBF54x_base.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/defBF54x_base.h
- * Based on:
- * Author:
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF54X_H
diff --git a/arch/blackfin/mach-bf548/include/mach/gpio.h b/arch/blackfin/mach-bf548/include/mach/gpio.h
index 3a2051709787..850e39d193e3 100644
--- a/arch/blackfin/mach-bf548/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf548/include/mach/gpio.h
@@ -1,34 +1,8 @@
 /*
- * File:         include/asm-blackfin/mach-bf548/gpio.h
- * Based on:
- * Author:	 Michael Hennerich (hennerich@blackfin.uclinux.org)
- *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Copyright 2007-2009 Analog Devices Inc.
+ * Licensed under the GPL-2 or later.
  */
 
-
-
 #define GPIO_PA0	0
 #define GPIO_PA1	1
 #define GPIO_PA2	2
diff --git a/arch/blackfin/mach-bf548/include/mach/irq.h b/arch/blackfin/mach-bf548/include/mach/irq.h
index f194625f6821..106db05684ae 100644
--- a/arch/blackfin/mach-bf548/include/mach/irq.h
+++ b/arch/blackfin/mach-bf548/include/mach/irq.h
@@ -1,32 +1,7 @@
 /*
- * file:	include/asm-blackfin/mach-bf548/irq.h
- * based on:	include/asm-blackfin/mach-bf537/irq.h
- * author:	Roy Huang (roy.huang@analog.com)
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	system mmr register map
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BF548_IRQ_H_
diff --git a/arch/blackfin/mach-bf548/include/mach/portmux.h b/arch/blackfin/mach-bf548/include/mach/portmux.h
index ce372ba0f046..89ad6a886362 100644
--- a/arch/blackfin/mach-bf548/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf548/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf548/ints-priority.c b/arch/blackfin/mach-bf548/ints-priority.c
index 9dd0fa3ac4de..48dd3a4bc4a5 100644
--- a/arch/blackfin/mach-bf548/ints-priority.c
+++ b/arch/blackfin/mach-bf548/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf537/ints-priority.c
- * Based on:     arch/blackfin/mach-bf533/ints-priority.c
- * Author:       Michael Hennerich
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Licensed under the GPL-2 or later.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Set up the interrupt priorities
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf561/atomic.S b/arch/blackfin/mach-bf561/atomic.S
index 9439bc6bd01f..f99f174b129f 100644
--- a/arch/blackfin/mach-bf561/atomic.S
+++ b/arch/blackfin/mach-bf561/atomic.S
@@ -1,23 +1,8 @@
 /*
- * File:         arch/blackfin/mach-bf561/atomic.S
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * Copyright 2007-2008 Analog Devices Inc.
+ *              Philippe Gerum <rpm@xenomai.org>
  *
- *               Copyright 2007 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/linkage.h>
@@ -34,6 +19,16 @@
 	\reg\().h = _corelock;
 .endm
 
+.macro safe_testset addr:req, scratch:req
+#if ANOMALY_05000477
+	cli \scratch;
+	testset (\addr);
+	sti \scratch;
+#else
+	testset (\addr);
+#endif
+.endm
+
 /*
  * r0 = address of atomic data to flush and invalidate (32bit).
  *
@@ -48,7 +43,7 @@ ENTRY(_get_core_lock)
 	cli r0;
 	coreslot_loadaddr p0;
 .Lretry_corelock:
-	testset (p0);
+	safe_testset p0, r2;
 	if cc jump .Ldone_corelock;
 	SSYNC(r2);
 	jump .Lretry_corelock
@@ -71,7 +66,7 @@ ENTRY(_get_core_lock_noflush)
 	cli r0;
 	coreslot_loadaddr p0;
 .Lretry_corelock_noflush:
-	testset (p0);
+	safe_testset p0, r2;
 	if cc jump .Ldone_corelock_noflush;
 	SSYNC(r2);
 	jump .Lretry_corelock_noflush
diff --git a/arch/blackfin/mach-bf561/boards/cm_bf561.c b/arch/blackfin/mach-bf561/boards/cm_bf561.c
index 6577ecfcf11e..dfc8d5b77986 100644
--- a/arch/blackfin/mach-bf561/boards/cm_bf561.c
+++ b/arch/blackfin/mach-bf561/boards/cm_bf561.c
@@ -1,30 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf533/boards/cm_bf561.c
- * Based on:     arch/blackfin/mach-bf533/boards/ezkit.c
- * Author:       Aidan Williams <aidan@nicta.com.au> Copyright 2005
+ * Copyright 2004-2009 Analog Devices Inc.
+ *               2008-2009 Bluetechnix
+ *               2005 National ICT Australia (NICTA)
+ *                    Aidan Williams <aidan@nicta.com.au>
  *
- * Created:      2006
- * Description:  Board description file
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -285,19 +265,6 @@ static struct platform_device net2272_bfin_device = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_USB_ISP1362_HCD) || defined(CONFIG_USB_ISP1362_HCD_MODULE)
 static struct resource isp1362_hcd_resources[] = {
 	{
@@ -532,8 +499,6 @@ static struct platform_device *cm_bf561_devices[] __initdata = {
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&para_flash_device,
 #endif
-
-	&bfin_gpios_device,
 };
 
 static int __init cm_bf561_init(void)
diff --git a/arch/blackfin/mach-bf561/boards/ezkit.c b/arch/blackfin/mach-bf561/boards/ezkit.c
index caed96bb957e..9e2d8cfba546 100644
--- a/arch/blackfin/mach-bf561/boards/ezkit.c
+++ b/arch/blackfin/mach-bf561/boards/ezkit.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf561/ezkit.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
+ *               2005 National ICT Australia (NICTA)
+ *                    Aidan Williams <aidan@nicta.com.au>
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/device.h>
@@ -387,19 +366,6 @@ static struct platform_device bfin_device_gpiokeys = {
 };
 #endif
 
-static struct resource bfin_gpios_resources = {
-	.start = 0,
-	.end   = MAX_BLACKFIN_GPIOS - 1,
-	.flags = IORESOURCE_IRQ,
-};
-
-static struct platform_device bfin_gpios_device = {
-	.name = "simple-gpio",
-	.id = -1,
-	.num_resources = 1,
-	.resource = &bfin_gpios_resources,
-};
-
 #if defined(CONFIG_I2C_GPIO) || defined(CONFIG_I2C_GPIO_MODULE)
 #include <linux/i2c-gpio.h>
 
@@ -493,8 +459,6 @@ static struct platform_device *ezkit_devices[] __initdata = {
 	&isp1362_hcd_device,
 #endif
 
-	&bfin_gpios_device,
-
 #if defined(CONFIG_MTD_PHYSMAP) || defined(CONFIG_MTD_PHYSMAP_MODULE)
 	&ezkit_flash_device,
 #endif
diff --git a/arch/blackfin/mach-bf561/boards/tepla.c b/arch/blackfin/mach-bf561/boards/tepla.c
index 6f77dbe952f5..8ba7252455e1 100644
--- a/arch/blackfin/mach-bf561/boards/tepla.c
+++ b/arch/blackfin/mach-bf561/boards/tepla.c
@@ -1,15 +1,13 @@
 /*
- *  File: arch/blackfin/mach-bf561/tepla.c
+ * Copyright 2004-2007 Analog Devices Inc.
+ *                2005 National ICT Australia (NICTA)
+ *                      Aidan Williams <aidan@nicta.com.au>
  *
- *  Copyright 2004-2007 Analog Devices Inc.
- *  Only SMSC91C1111 was registered, may do more later.
+ * Thanks to Jamey Hicks.
  *
- *  Copyright 2005 National ICT Australia (NICTA), Aidan Williams <aidan@nicta.com.au>
- *  Thanks to Jamey Hicks.
+ * Only SMSC91C1111 was registered, may do more later.
  *
- *  This program is free software; you can redistribute it and/or modify
- *  it under the terms of the GNU General Public License version 2 as
- *  published by the Free Software Foundation.
+ * Licensed under the GPL-2
  */
 
 #include <linux/device.h>
diff --git a/arch/blackfin/mach-bf561/coreb.c b/arch/blackfin/mach-bf561/coreb.c
index 93635a766f9c..1e60a92dd602 100644
--- a/arch/blackfin/mach-bf561/coreb.c
+++ b/arch/blackfin/mach-bf561/coreb.c
@@ -48,7 +48,7 @@ coreb_ioctl(struct inode *inode, struct file *file, unsigned int cmd, unsigned l
 	return ret;
 }
 
-static struct file_operations coreb_fops = {
+static const struct file_operations coreb_fops = {
 	.owner   = THIS_MODULE,
 	.ioctl   = coreb_ioctl,
 };
diff --git a/arch/blackfin/mach-bf561/dma.c b/arch/blackfin/mach-bf561/dma.c
index 42b0037afe61..c938c3c7355d 100644
--- a/arch/blackfin/mach-bf561/dma.c
+++ b/arch/blackfin/mach-bf561/dma.c
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-bf561/dma.c
- * Based on:
- * Author:
+ * the simple DMA Implementation for Blackfin
  *
- * Created:
- * Description:  This file contains the simple DMA Implementation for Blackfin
+ * Copyright 2007-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
+
 #include <linux/module.h>
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-bf561/include/mach/anomaly.h b/arch/blackfin/mach-bf561/include/mach/anomaly.h
index 70da495c9665..5ddc981e9937 100644
--- a/arch/blackfin/mach-bf561/include/mach/anomaly.h
+++ b/arch/blackfin/mach-bf561/include/mach/anomaly.h
@@ -1,9 +1,13 @@
 /*
- * File: include/asm-blackfin/mach-bf561/anomaly.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ * DO NOT EDIT THIS FILE
+ * This file is under version control at
+ *   svn://sources.blackfin.uclinux.org/toolchain/trunk/proc-defs/header-frags/
+ * and can be replaced with that version at any time
+ * DO NOT EDIT THIS FILE
  *
- * Copyright (C) 2004-2009 Analog Devices Inc.
- * Licensed under the GPL-2 or later.
+ * Copyright 2004-2009 Analog Devices Inc.
+ * Licensed under the ADI BSD license.
+ *   https://docs.blackfin.uclinux.org/doku.php?id=adi_bsd
  */
 
 /* This file should be up to date with:
@@ -213,7 +217,11 @@
 /* Disabling Peripherals with DMA Running May Cause DMA System Instability */
 #define ANOMALY_05000278 (__SILICON_REVISION__ < 5)
 /* False Hardware Error Exception when ISR Context Is Not Restored */
-#define ANOMALY_05000281 (__SILICON_REVISION__ < 5)
+/* Temporarily walk around for bug 5423 till this issue is confirmed by
+ * official anomaly document. It looks 05000281 still exists on bf561
+ * v0.5.
+ */
+#define ANOMALY_05000281 (__SILICON_REVISION__ <= 5)
 /* System MMR Write Is Stalled Indefinitely when Killed in a Particular Stage */
 #define ANOMALY_05000283 (1)
 /* Reads Will Receive Incorrect Data under Certain Conditions */
@@ -280,6 +288,12 @@
 #define ANOMALY_05000443 (1)
 /* False Hardware Error when RETI Points to Invalid Memory */
 #define ANOMALY_05000461 (1)
+/* Interrupted 32-Bit SPORT Data Register Access Results In Underflow */
+#define ANOMALY_05000473 (1)
+/* Core Hang With L2/L3 Configured in Writeback Cache Mode */
+#define ANOMALY_05000475 (__SILICON_REVISION__ < 4)
+/* TESTSET Instruction Cannot Be Interrupted */
+#define ANOMALY_05000477 (1)
 
 /* Anomalies that don't exist on this proc */
 #define ANOMALY_05000119 (0)
@@ -304,5 +318,6 @@
 #define ANOMALY_05000450 (0)
 #define ANOMALY_05000465 (0)
 #define ANOMALY_05000467 (0)
+#define ANOMALY_05000474 (0)
 
 #endif
diff --git a/arch/blackfin/mach-bf561/include/mach/bf561.h b/arch/blackfin/mach-bf561/include/mach/bf561.h
index 9968362a2ee4..9f9a367e6a24 100644
--- a/arch/blackfin/mach-bf561/include/mach/bf561.h
+++ b/arch/blackfin/mach-bf561/include/mach/bf561.h
@@ -1,30 +1,9 @@
 /*
- * File:         include/asm-blackfin/mach-bf561/bf561.h
- * Based on:
- * Author:
+ * SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
  *
- * Created:
- * Description:  SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __MACH_BF561_H__
diff --git a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h
index fd5e8878b8c4..e33e158bc16d 100644
--- a/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h
+++ b/arch/blackfin/mach-bf561/include/mach/bfin_serial_5xx.h
@@ -1,32 +1,7 @@
 /*
- * file:        include/asm-blackfin/mach-bf561/bfin_serial_5xx.h
- * based on:
- * author:
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * created:
- * description:
- *	blackfin serial driver head file
- * rev:
- *
- * modified:
- *
- *
- * bugs:         enter bugs at http://blackfin.uclinux.org/
- *
- * this program is free software; you can redistribute it and/or modify
- * it under the terms of the gnu general public license as published by
- * the free software foundation; either version 2, or (at your option)
- * any later version.
- *
- * this program is distributed in the hope that it will be useful,
- * but without any warranty; without even the implied warranty of
- * merchantability or fitness for a particular purpose.  see the
- * gnu general public license for more details.
- *
- * you should have received a copy of the gnu general public license
- * along with this program; see the file copying.
- * if not, write to the free software foundation,
- * 59 temple place - suite 330, boston, ma 02111-1307, usa.
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/serial.h>
diff --git a/arch/blackfin/mach-bf561/include/mach/blackfin.h b/arch/blackfin/mach-bf561/include/mach/blackfin.h
index 8be31358ef88..67d6bdcd3fa8 100644
--- a/arch/blackfin/mach-bf561/include/mach/blackfin.h
+++ b/arch/blackfin/mach-bf561/include/mach/blackfin.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf561/blackfin.h
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _MACH_BLACKFIN_H_
diff --git a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h
index 9d9858c2be68..81ecdb71c6af 100644
--- a/arch/blackfin/mach-bf561/include/mach/cdefBF561.h
+++ b/arch/blackfin/mach-bf561/include/mach/cdefBF561.h
@@ -1,31 +1,7 @@
 /*
- * File:         include/asm-blackfin/mach-bf561/cdefBF561.h
- * Based on:
- * Author:
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Created:
- * Description:  C POINTERS TO SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _CDEF_BF561_H
diff --git a/arch/blackfin/mach-bf561/include/mach/defBF561.h b/arch/blackfin/mach-bf561/include/mach/defBF561.h
index 5fc0f05026e0..a31e509553fb 100644
--- a/arch/blackfin/mach-bf561/include/mach/defBF561.h
+++ b/arch/blackfin/mach-bf561/include/mach/defBF561.h
@@ -1,32 +1,7 @@
-
 /*
- * File:         include/asm-blackfin/mach-bf561/defBF561.h
- * Based on:
- * Author:
- *
- * Created:
- * Description:
- * SYSTEM MMR REGISTER AND MEMORY MAP FOR ADSP-BF561
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the ADI BSD license or the GPL-2 (or later)
  */
 
 #ifndef _DEF_BF561_H
diff --git a/arch/blackfin/mach-bf561/include/mach/gpio.h b/arch/blackfin/mach-bf561/include/mach/gpio.h
index 7882f79e1ade..a651a8cf805f 100644
--- a/arch/blackfin/mach-bf561/include/mach/gpio.h
+++ b/arch/blackfin/mach-bf561/include/mach/gpio.h
@@ -1,7 +1,4 @@
 /*
- * File: arch/blackfin/mach-bf561/include/mach/gpio.h
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
  * Copyright (C) 2008 Analog Devices Inc.
  * Licensed under the GPL-2 or later.
  */
diff --git a/arch/blackfin/mach-bf561/include/mach/irq.h b/arch/blackfin/mach-bf561/include/mach/irq.h
index 6698389c5564..7b208db267bf 100644
--- a/arch/blackfin/mach-bf561/include/mach/irq.h
+++ b/arch/blackfin/mach-bf561/include/mach/irq.h
@@ -1,32 +1,7 @@
-
 /*
- * File:         include/asm-blackfin/mach-bf561/irq.h
- * Based on:
- * Author:
- *
- * Created:
- * Description:
- *
- * Rev:
- *
- * Modified:
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Copyright 2005-2008 Analog Devices Inc.
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING.
- * If not, write to the Free Software Foundation,
- * 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef _BF561_IRQ_H_
diff --git a/arch/blackfin/mach-bf561/include/mach/portmux.h b/arch/blackfin/mach-bf561/include/mach/portmux.h
index 2e5ad6347dea..3a7b46bbe849 100644
--- a/arch/blackfin/mach-bf561/include/mach/portmux.h
+++ b/arch/blackfin/mach-bf561/include/mach/portmux.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _MACH_PORTMUX_H_
 #define _MACH_PORTMUX_H_
 
diff --git a/arch/blackfin/mach-bf561/include/mach/smp.h b/arch/blackfin/mach-bf561/include/mach/smp.h
index f9e65ebe81b2..390c7f4ae7b3 100644
--- a/arch/blackfin/mach-bf561/include/mach/smp.h
+++ b/arch/blackfin/mach-bf561/include/mach/smp.h
@@ -1,3 +1,9 @@
+/*
+ * Copyright 2007-2008 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
 #ifndef _MACH_BF561_SMP
 #define _MACH_BF561_SMP
 
diff --git a/arch/blackfin/mach-bf561/ints-priority.c b/arch/blackfin/mach-bf561/ints-priority.c
index 9d2f23344720..b4424172ad9e 100644
--- a/arch/blackfin/mach-bf561/ints-priority.c
+++ b/arch/blackfin/mach-bf561/ints-priority.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-bf561/ints-priority.c
- * Based on:     arch/blackfin/mach-bf537/ints-priority.c
- * Author:       Michael Hennerich
+ * Set up the interrupt priorities
  *
- * Created:
- * Description:  Set up the interrupt priorities
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-bf561/secondary.S b/arch/blackfin/mach-bf561/secondary.S
index f72a6af20c4f..8e6050369c06 100644
--- a/arch/blackfin/mach-bf561/secondary.S
+++ b/arch/blackfin/mach-bf561/secondary.S
@@ -1,26 +1,10 @@
 /*
- * File:         arch/blackfin/mach-bf561/secondary.S
- * Based on:     arch/blackfin/mach-bf561/head.S
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * BF561 coreB bootstrap file
  *
- *               Copyright 2007 Analog Devices Inc.
+ * Copyright 2007-2009 Analog Devices Inc.
+ *               Philippe Gerum <rpm@xenomai.org>
  *
- * Description:  BF561 coreB bootstrap file
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/linkage.h>
diff --git a/arch/blackfin/mach-bf561/smp.c b/arch/blackfin/mach-bf561/smp.c
index 8c10701c251f..510f57641495 100644
--- a/arch/blackfin/mach-bf561/smp.c
+++ b/arch/blackfin/mach-bf561/smp.c
@@ -1,23 +1,8 @@
 /*
- * File:         arch/blackfin/mach-bf561/smp.c
- * Author:       Philippe Gerum <rpm@xenomai.org>
+ * Copyright 2007-2009 Analog Devices Inc.
+ *               Philippe Gerum <rpm@xenomai.org>
  *
- *               Copyright 2007 Analog Devices Inc.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/init.h>
diff --git a/arch/blackfin/mach-common/arch_checks.c b/arch/blackfin/mach-common/arch_checks.c
index 5998d8632a73..f2ca211a76a0 100644
--- a/arch/blackfin/mach-common/arch_checks.c
+++ b/arch/blackfin/mach-common/arch_checks.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-common/arch_checks.c
- * Based on:
- * Author:	 Robin Getz <rgetz@blackfin.uclinux.org>
+ * Do some checking to make sure things are OK
  *
- * Created:      25Jul07
- * Description:  Do some checking to make sure things are OK
+ * Copyright 2007-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <asm/fixed_code.h>
@@ -78,3 +57,8 @@
 	 (!defined(CONFIG_BFIN_EXTMEM_DCACHEABLE) && defined(CONFIG_BFIN_L2_WRITEBACK)))
 # error You are exposing Anomaly 220 in this config, either config L2 as Write Through, or make External Memory WB.
 #endif
+
+#if ANOMALY_05000475 && \
+	(defined(CONFIG_BFIN_EXTMEM_WRITEBACK) || defined(CONFIG_BFIN_L2_WRITEBACK))
+# error "Anomaly 475 does not allow you to use Write Back cache with L2 or External Memory"
+#endif
diff --git a/arch/blackfin/mach-common/cache-c.c b/arch/blackfin/mach-common/cache-c.c
index 4ebbd78db3a4..a60a24f5035d 100644
--- a/arch/blackfin/mach-common/cache-c.c
+++ b/arch/blackfin/mach-common/cache-c.c
@@ -3,8 +3,6 @@
  *
  * Copyright 2004-2009 Analog Devices Inc.
  *
- * Enter bugs at http://blackfin.uclinux.org/
- *
  * Licensed under the GPL-2 or later.
  */
 
diff --git a/arch/blackfin/mach-common/cache.S b/arch/blackfin/mach-common/cache.S
index d9666fe6c3d6..ea540318a228 100644
--- a/arch/blackfin/mach-common/cache.S
+++ b/arch/blackfin/mach-common/cache.S
@@ -3,8 +3,6 @@
  *
  * Copyright 2004-2008 Analog Devices Inc.
  *
- * Enter bugs at http://blackfin.uclinux.org/
- *
  * Licensed under the GPL-2 or later.
  */
 
diff --git a/arch/blackfin/mach-common/cpufreq.c b/arch/blackfin/mach-common/cpufreq.c
index 85c658083279..01506504e6d0 100644
--- a/arch/blackfin/mach-common/cpufreq.c
+++ b/arch/blackfin/mach-common/cpufreq.c
@@ -1,30 +1,9 @@
 /*
- * File:	 arch/blackfin/mach-common/cpufreq.c
- * Based on:
- * Author:
+ * Blackfin core clock scaling
  *
- * Created:
- * Description:	 Blackfin core clock scaling
+ * Copyright 2008-2009 Analog Devices Inc.
  *
- * Modified:
- *		 Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:	 Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA	02110-1301	USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/kernel.h>
diff --git a/arch/blackfin/mach-common/entry.S b/arch/blackfin/mach-common/entry.S
index 01af24cde362..94a0375cbdcf 100644
--- a/arch/blackfin/mach-common/entry.S
+++ b/arch/blackfin/mach-common/entry.S
@@ -1,32 +1,11 @@
 /*
- * File:         arch/blackfin/mach-common/entry.S
- * Based on:
- * Author:       Linus Torvalds
+ * Contains the system-call and fault low-level handling routines.
+ * This also contains the timer-interrupt handler, as well as all
+ * interrupts and faults that can result in a task-switch.
  *
- * Created:      ?
- * Description:  contains the system-call and fault low-level handling routines.
- *               This also contains the timer-interrupt handler, as well as all
- *               interrupts and faults that can result in a task-switch.
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 /* NOTE: This code handles signal-recognition, which happens every time
@@ -1620,7 +1599,7 @@ ENTRY(_sys_call_table)
 	.long _sys_preadv
 	.long _sys_pwritev
 	.long _sys_rt_tgsigqueueinfo
-	.long _sys_perf_counter_open
+	.long _sys_perf_event_open
 
 	.rept NR_syscalls-(.-_sys_call_table)/4
 	.long _sys_ni_syscall
diff --git a/arch/blackfin/mach-common/head.S b/arch/blackfin/mach-common/head.S
index 9c79dfea2a53..cab0a0031eee 100644
--- a/arch/blackfin/mach-common/head.S
+++ b/arch/blackfin/mach-common/head.S
@@ -3,8 +3,6 @@
  *
  * Copyright 2004-2008 Analog Devices Inc.
  *
- * Enter bugs at http://blackfin.uclinux.org/
- *
  * Licensed under the GPL-2 or later.
  */
 
diff --git a/arch/blackfin/mach-common/interrupt.S b/arch/blackfin/mach-common/interrupt.S
index 82d417ef4b5b..8085ff1cce00 100644
--- a/arch/blackfin/mach-common/interrupt.S
+++ b/arch/blackfin/mach-common/interrupt.S
@@ -1,31 +1,11 @@
 /*
- * File:         arch/blackfin/mach-common/interrupt.S
- * Based on:
- * Author:       D. Jeff Dionne <jeff@ryeham.ee.ryerson.ca>
- *               Kenneth Albanowski <kjahds@kjahds.com>
- *
- * Created:      ?
- * Description:  Interrupt Entries
- *
- * Modified:
- *               Copyright 2004-2006 Analog Devices Inc.
+ * Interrupt Entries
  *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
+ * Copyright 2005-2009 Analog Devices Inc.
+ *               D. Jeff Dionne <jeff@ryeham.ee.ryerson.ca>
+ *               Kenneth Albanowski <kjahds@kjahds.com>
  *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <asm/blackfin.h>
diff --git a/arch/blackfin/mach-common/ints-priority.c b/arch/blackfin/mach-common/ints-priority.c
index 6ffda78aaf9d..660ea1bec54c 100644
--- a/arch/blackfin/mach-common/ints-priority.c
+++ b/arch/blackfin/mach-common/ints-priority.c
@@ -1,33 +1,14 @@
 /*
- * File:         arch/blackfin/mach-common/ints-priority.c
+ * Set up the interrupt priorities
  *
- * Description:  Set up the interrupt priorities
+ * Copyright  2004-2009 Analog Devices Inc.
+ *                 2003 Bas Vermeulen <bas@buyways.nl>
+ *                 2002 Arcturus Networks Inc. MaTed <mated@sympatico.ca>
+ *            2000-2001 Lineo, Inc. D. Jefff Dionne <jeff@lineo.ca>
+ *                 1999 D. Jeff Dionne <jeff@uclinux.org>
+ *                 1996 Roman Zippel
  *
- * Modified:
- *               1996 Roman Zippel
- *               1999 D. Jeff Dionne <jeff@uclinux.org>
- *               2000-2001 Lineo, Inc. D. Jefff Dionne <jeff@lineo.ca>
- *               2002 Arcturus Networks Inc. MaTed <mated@sympatico.ca>
- *               2003 Metrowerks/Motorola
- *               2003 Bas Vermeulen <bas@buyways.nl>
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-common/irqpanic.c b/arch/blackfin/mach-common/irqpanic.c
index 883e3241b17e..c6496249e2bc 100644
--- a/arch/blackfin/mach-common/irqpanic.c
+++ b/arch/blackfin/mach-common/irqpanic.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mach-common/irqpanic.c
- * Based on:
- * Author:
+ * panic kernel with dump information
  *
- * Created:      ?
- * Description:  panic kernel with dump information
+ * Copyright 2005-2009 Analog Devices Inc.
  *
- * Modified:     rgetz - added cache checking code 14Feb06
- *               Copyright 2004-2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/blackfin/mach-common/pm.c b/arch/blackfin/mach-common/pm.c
index 0e3d4ff9d8b6..8837be4edb4a 100644
--- a/arch/blackfin/mach-common/pm.c
+++ b/arch/blackfin/mach-common/pm.c
@@ -1,35 +1,11 @@
 /*
- * File:         arch/blackfin/mach-common/pm.c
- * Based on:     arm/mach-omap/pm.c
- * Author:       Cliff Brake <cbrake@accelent.com> Copyright (c) 2001
+ * Blackfin power management
  *
- * Created:      2001
- * Description:  Blackfin power management
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * Modified:     Nicolas Pitre - PXA250 support
- *                Copyright (c) 2002 Monta Vista Software, Inc.
- *               David Singleton - OMAP1510
- *                Copyright (c) 2002 Monta Vista Software, Inc.
- *               Dirk Behme <dirk.behme@de.bosch.com> - OMAP1510/1610
- *                Copyright 2004
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2
+ * based on arm/mach-omap/pm.c
+ *    Copyright 2001, Cliff Brake <cbrake@accelent.com> and others
  */
 
 #include <linux/suspend.h>
diff --git a/arch/blackfin/mach-common/smp.c b/arch/blackfin/mach-common/smp.c
index 349ee3f5466a..d92b168c8328 100644
--- a/arch/blackfin/mach-common/smp.c
+++ b/arch/blackfin/mach-common/smp.c
@@ -1,24 +1,10 @@
 /*
- * File:         arch/blackfin/kernel/smp.c
- * Author:       Philippe Gerum <rpm@xenomai.org>
- * IPI management based on arch/arm/kernel/smp.c.
+ * IPI management based on arch/arm/kernel/smp.c (Copyright 2002 ARM Limited)
  *
- *               Copyright 2007 Analog Devices Inc.
+ * Copyright 2007-2009 Analog Devices Inc.
+ *                         Philippe Gerum <rpm@xenomai.org>
  *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2.
  */
 
 #include <linux/module.h>
@@ -290,10 +276,9 @@ void smp_send_reschedule(int cpu)
 	if (cpu_is_offline(cpu))
 		return;
 
-	msg = kmalloc(sizeof(*msg), GFP_ATOMIC);
+	msg = kzalloc(sizeof(*msg), GFP_ATOMIC);
 	if (!msg)
 		return;
-	memset(msg, 0, sizeof(msg));
 	INIT_LIST_HEAD(&msg->list);
 	msg->type = BFIN_IPI_RESCHEDULE;
 
@@ -319,10 +304,9 @@ void smp_send_stop(void)
 	if (cpus_empty(callmap))
 		return;
 
-	msg = kmalloc(sizeof(*msg), GFP_ATOMIC);
+	msg = kzalloc(sizeof(*msg), GFP_ATOMIC);
 	if (!msg)
 		return;
-	memset(msg, 0, sizeof(msg));
 	INIT_LIST_HEAD(&msg->list);
 	msg->type = BFIN_IPI_CPU_STOP;
 
diff --git a/arch/blackfin/mm/blackfin_sram.h b/arch/blackfin/mm/blackfin_sram.h
index bc0062884fde..fb0b1599cfb7 100644
--- a/arch/blackfin/mm/blackfin_sram.h
+++ b/arch/blackfin/mm/blackfin_sram.h
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mm/blackfin_sram.h
- * Based on:     arch/blackfin/mm/blackfin_sram.c
- * Author:       Mike Frysinger
+ * Local prototypes meant for internal use only
  *
- * Created:      Aug 2006
- * Description:  Local prototypes meant for internal use only
+ * Copyright 2006-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2006 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #ifndef __BLACKFIN_SRAM_H__
diff --git a/arch/blackfin/mm/init.c b/arch/blackfin/mm/init.c
index b88ce7fda548..bb9c98f9cb5b 100644
--- a/arch/blackfin/mm/init.c
+++ b/arch/blackfin/mm/init.c
@@ -1,30 +1,7 @@
 /*
- * File:         arch/blackfin/mm/init.c
- * Based on:
- * Author:
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Created:
- * Description:
- *
- * Modified:
- *               Copyright 2004-2007 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/swap.h>
diff --git a/arch/blackfin/mm/isram-driver.c b/arch/blackfin/mm/isram-driver.c
index beb1a608824c..84cdc5a1c139 100644
--- a/arch/blackfin/mm/isram-driver.c
+++ b/arch/blackfin/mm/isram-driver.c
@@ -1,19 +1,9 @@
 /*
- * Description: Instruction SRAM accessor functions for the Blackfin
+ * Instruction SRAM accessor functions for the Blackfin
  *
  * Copyright 2008 Analog Devices Inc.
  *
- * Bugs: Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later
  */
 
 #define pr_fmt(fmt) "isram: " fmt
diff --git a/arch/blackfin/mm/sram-alloc.c b/arch/blackfin/mm/sram-alloc.c
index eb63ab353e5a..f068c11ea98f 100644
--- a/arch/blackfin/mm/sram-alloc.c
+++ b/arch/blackfin/mm/sram-alloc.c
@@ -1,30 +1,9 @@
 /*
- * File:         arch/blackfin/mm/sram-alloc.c
- * Based on:
- * Author:
+ * SRAM allocator for Blackfin on-chip memory
  *
- * Created:
- * Description:  SRAM allocator for Blackfin L1 and L2 memory
+ * Copyright 2004-2009 Analog Devices Inc.
  *
- * Modified:
- *               Copyright 2004-2008 Analog Devices Inc.
- *
- * Bugs:         Enter bugs at http://blackfin.uclinux.org/
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, see the file COPYING, or write
- * to the Free Software Foundation, Inc.,
- * 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ * Licensed under the GPL-2 or later.
  */
 
 #include <linux/module.h>
diff --git a/arch/cris/Makefile b/arch/cris/Makefile
index 71e17d3eeddb..29c2ceb38a76 100644
--- a/arch/cris/Makefile
+++ b/arch/cris/Makefile
@@ -42,8 +42,6 @@ LD = $(CROSS_COMPILE)ld -mcrislinux
 
 OBJCOPYFLAGS := -O binary -R .note -R .comment -S
 
-CPPFLAGS_vmlinux.lds = -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
-
 KBUILD_AFLAGS += -mlinux -march=$(arch-y) $(inc)
 KBUILD_CFLAGS += -mlinux -march=$(arch-y) -pipe $(inc)
 KBUILD_CPPFLAGS += $(inc)
diff --git a/arch/cris/arch-v10/drivers/sync_serial.c b/arch/cris/arch-v10/drivers/sync_serial.c
index 6cc1a0319a5d..562b9a7feae7 100644
--- a/arch/cris/arch-v10/drivers/sync_serial.c
+++ b/arch/cris/arch-v10/drivers/sync_serial.c
@@ -244,7 +244,7 @@ static unsigned sync_serial_prescale_shadow;
 
 #define NUMBER_OF_PORTS 2
 
-static struct file_operations sync_serial_fops = {
+static const struct file_operations sync_serial_fops = {
 	.owner   = THIS_MODULE,
 	.write   = sync_serial_write,
 	.read    = sync_serial_read,
diff --git a/arch/cris/arch-v10/kernel/time.c b/arch/cris/arch-v10/kernel/time.c
index 2b73c7a5b649..31ca1418d5a7 100644
--- a/arch/cris/arch-v10/kernel/time.c
+++ b/arch/cris/arch-v10/kernel/time.c
@@ -28,7 +28,6 @@
 
 extern void update_xtime_from_cmos(void);
 extern int set_rtc_mmss(unsigned long nowtime);
-extern int setup_irq(int, struct irqaction *);
 extern int have_rtc;
 
 unsigned long get_ns_in_jiffie(void)
diff --git a/arch/cris/arch-v32/drivers/mach-fs/gpio.c b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
index fe1fde893887..d89ab80498ed 100644
--- a/arch/cris/arch-v32/drivers/mach-fs/gpio.c
+++ b/arch/cris/arch-v32/drivers/mach-fs/gpio.c
@@ -855,7 +855,7 @@ gpio_leds_ioctl(unsigned int cmd, unsigned long arg)
 	return 0;
 }
 
-struct file_operations gpio_fops = {
+static const struct file_operations gpio_fops = {
 	.owner       = THIS_MODULE,
 	.poll        = gpio_poll,
 	.ioctl       = gpio_ioctl,
diff --git a/arch/cris/arch-v32/kernel/smp.c b/arch/cris/arch-v32/kernel/smp.c
index d2a3ff8c4d37..058adddf4e4b 100644
--- a/arch/cris/arch-v32/kernel/smp.c
+++ b/arch/cris/arch-v32/kernel/smp.c
@@ -52,8 +52,6 @@ static struct mm_struct* flush_mm;
 static struct vm_area_struct* flush_vma;
 static unsigned long flush_addr;
 
-extern int setup_irq(int, struct irqaction *);
-
 /* Mode registers */
 static unsigned long irq_regs[NR_CPUS] = {
   regi_irq,
diff --git a/arch/cris/arch-v32/kernel/time.c b/arch/cris/arch-v32/kernel/time.c
index 65633d0dab86..b1920d8de403 100644
--- a/arch/cris/arch-v32/kernel/time.c
+++ b/arch/cris/arch-v32/kernel/time.c
@@ -46,7 +46,6 @@ unsigned long timer_regs[NR_CPUS] =
 
 extern void update_xtime_from_cmos(void);
 extern int set_rtc_mmss(unsigned long nowtime);
-extern int setup_irq(int, struct irqaction *);
 extern int have_rtc;
 
 #ifdef CONFIG_CPU_FREQ
diff --git a/arch/cris/arch-v32/mach-a3/io.c b/arch/cris/arch-v32/mach-a3/io.c
index c22f67ecd9f3..090ceb99ef0b 100644
--- a/arch/cris/arch-v32/mach-a3/io.c
+++ b/arch/cris/arch-v32/mach-a3/io.c
@@ -36,7 +36,7 @@ struct crisv32_ioport crisv32_ioports[] = {
 	},
 };
 
-#define NBR_OF_PORTS sizeof(crisv32_ioports)/sizeof(struct crisv32_ioport)
+#define NBR_OF_PORTS ARRAY_SIZE(crisv32_ioports)
 
 struct crisv32_iopin crisv32_led_net0_green;
 struct crisv32_iopin crisv32_led_net0_red;
diff --git a/arch/cris/arch-v32/mach-fs/io.c b/arch/cris/arch-v32/mach-fs/io.c
index cb6327b1f8f8..a6958661fa8e 100644
--- a/arch/cris/arch-v32/mach-fs/io.c
+++ b/arch/cris/arch-v32/mach-fs/io.c
@@ -52,7 +52,7 @@ struct crisv32_ioport crisv32_ioports[] = {
 	}
 };
 
-#define NBR_OF_PORTS sizeof(crisv32_ioports)/sizeof(struct crisv32_ioport)
+#define NBR_OF_PORTS ARRAY_SIZE(crisv32_ioports)
 
 struct crisv32_iopin crisv32_led_net0_green;
 struct crisv32_iopin crisv32_led_net0_red;
diff --git a/arch/cris/include/arch-v10/arch/mmu.h b/arch/cris/include/arch-v10/arch/mmu.h
index df84f1716e6b..e829e5a37bbe 100644
--- a/arch/cris/include/arch-v10/arch/mmu.h
+++ b/arch/cris/include/arch-v10/arch/mmu.h
@@ -33,10 +33,10 @@ typedef struct
 
 /* CRIS PTE bits (see R_TLB_LO in the register description)
  *
- *   Bit:  31-13 12-------4    3        2       1       0  
- *         ________________________________________________
- *        | pfn | reserved | global | valid | kernel | we  |
- *        |_____|__________|________|_______|________|_____|
+ *   Bit:  31     30-13 12-------4    3        2       1       0
+ *         _______________________________________________________
+ *        | cache |pfn | reserved | global | valid | kernel | we  |
+ *        |_______|____|__________|________|_______|________|_____|
  *
  * (pfn = physical frame number)
  */
@@ -53,6 +53,7 @@ typedef struct
 #define _PAGE_VALID	   (1<<2) /* page is valid */
 #define _PAGE_SILENT_READ  (1<<2) /* synonym */
 #define _PAGE_GLOBAL       (1<<3) /* global page - context is ignored */
+#define _PAGE_NO_CACHE	   (1<<31) /* part of the uncached memory map */
 
 /* Bits the HW doesn't care about but the kernel uses them in SW */
 
diff --git a/arch/cris/include/arch-v32/arch/mmu.h b/arch/cris/include/arch-v32/arch/mmu.h
index 6bcdc3fdf7dc..c1a13e05e963 100644
--- a/arch/cris/include/arch-v32/arch/mmu.h
+++ b/arch/cris/include/arch-v32/arch/mmu.h
@@ -28,10 +28,10 @@ typedef struct
 /*
  * CRISv32 PTE bits:
  *
- *  Bit:  31-13  12-5     4        3       2        1        0
- *       +-----+------+--------+-------+--------+-------+---------+
- *       | pfn | zero | global | valid | kernel | write | execute |
- *       +-----+------+--------+-------+--------+-------+---------+
+ *  Bit:   31     30-13  12-5     4        3       2        1        0
+ *       +-------+-----+------+--------+-------+--------+-------+---------+
+ *       | cache | pfn | zero | global | valid | kernel | write | execute |
+ *       +-------+-----+------+--------+-------+--------+-------+---------+
  */
 
 /*
@@ -45,6 +45,8 @@ typedef struct
 #define _PAGE_VALID         (1 << 3)	/* Page is valid. */
 #define _PAGE_SILENT_READ   (1 << 3)	/* Same as above. */
 #define _PAGE_GLOBAL        (1 << 4)	/* Global page. */
+#define _PAGE_NO_CACHE	    (1 << 31)	/* part of the uncached memory map */
+
 
 /*
  * The hardware doesn't care about these bits, but the kernel uses them in
diff --git a/arch/cris/include/asm/hardirq.h b/arch/cris/include/asm/hardirq.h
index 74178adeb1cd..17bb12d760b2 100644
--- a/arch/cris/include/asm/hardirq.h
+++ b/arch/cris/include/asm/hardirq.h
@@ -2,16 +2,6 @@
 #define __ASM_HARDIRQ_H
 
 #include <asm/irq.h>
-#include <linux/threads.h>
-#include <linux/cache.h>
-
-typedef struct {
-	unsigned int __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h> /* Standard mappings for irq_cpustat_t above */
-
-void ack_bad_irq(unsigned int irq);
 
 #define HARDIRQ_BITS	8
 
@@ -24,4 +14,6 @@ void ack_bad_irq(unsigned int irq);
 # error HARDIRQ_BITS is too low!
 #endif
 
+#include <asm-generic/hardirq.h>
+
 #endif /* __ASM_HARDIRQ_H */
diff --git a/arch/cris/include/asm/mman.h b/arch/cris/include/asm/mman.h
index b7f0afba3ce0..8eebf89f5ab1 100644
--- a/arch/cris/include/asm/mman.h
+++ b/arch/cris/include/asm/mman.h
@@ -1,19 +1 @@
-#ifndef __CRIS_MMAN_H__
-#define __CRIS_MMAN_H__
-
-/* verbatim copy of asm-i386/ version */
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __CRIS_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/cris/include/asm/pgtable.h b/arch/cris/include/asm/pgtable.h
index 50aa974aa834..1fcce00f01f4 100644
--- a/arch/cris/include/asm/pgtable.h
+++ b/arch/cris/include/asm/pgtable.h
@@ -197,6 +197,8 @@ static inline pte_t __mk_pte(void * page, pgprot_t pgprot)
 static inline pte_t pte_modify(pte_t pte, pgprot_t newprot)
 { pte_val(pte) = (pte_val(pte) & _PAGE_CHG_MASK) | pgprot_val(newprot); return pte; }
 
+#define pgprot_noncached(prot) __pgprot((pgprot_val(prot) | _PAGE_NO_CACHE))
+
 
 /* pte_val refers to a page in the 0x4xxxxxxx physical DRAM interval
  * __pte_page(pte_val) refers to the "virtual" DRAM interval
diff --git a/arch/cris/kernel/Makefile b/arch/cris/kernel/Makefile
index ee7bcd4d20b2..b45640b3e600 100644
--- a/arch/cris/kernel/Makefile
+++ b/arch/cris/kernel/Makefile
@@ -3,6 +3,7 @@
 # Makefile for the linux kernel.
 #
 
+CPPFLAGS_vmlinux.lds := -DDRAM_VIRTUAL_BASE=0x$(CONFIG_ETRAX_DRAM_VIRTUAL_BASE)
 extra-y	:= vmlinux.lds
 
 obj-y   := process.o traps.o irq.o ptrace.o setup.o time.o sys_cris.o
diff --git a/arch/cris/kernel/irq.c b/arch/cris/kernel/irq.c
index 7f642fcffbfc..0ca7d9892cc6 100644
--- a/arch/cris/kernel/irq.c
+++ b/arch/cris/kernel/irq.c
@@ -38,11 +38,6 @@
 
 #include <asm/io.h>
 
-void ack_bad_irq(unsigned int irq)
-{
-	printk("unexpected IRQ trap at vector %02x\n", irq);
-}
-
 int show_interrupts(struct seq_file *p, void *v)
 {
 	int i = *(loff_t *) v, j;
diff --git a/arch/cris/kernel/process.c b/arch/cris/kernel/process.c
index 51dcd04d2777..c99aeab7cef7 100644
--- a/arch/cris/kernel/process.c
+++ b/arch/cris/kernel/process.c
@@ -45,9 +45,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union 
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/cris/kernel/vmlinux.lds.S b/arch/cris/kernel/vmlinux.lds.S
index 6c81836b9229..bbfda67d2907 100644
--- a/arch/cris/kernel/vmlinux.lds.S
+++ b/arch/cris/kernel/vmlinux.lds.S
@@ -51,10 +51,7 @@ SECTIONS
 	_etext = . ;			/* End of text section. */
 	__etext = .;
 
-	. = ALIGN(4);			/* Exception table. */
-	__start___ex_table = .;
-	__ex_table : { *(__ex_table) }
-	__stop___ex_table = .;
+	EXCEPTION_TABLE(4)
 
 	RODATA
 
@@ -67,36 +64,24 @@ SECTIONS
 	__edata = . ;			/* End of data section. */
 	_edata = . ;
 
-	. = ALIGN(PAGE_SIZE);	/* init_task and stack, must be aligned. */
-	.data.init_task : { *(.data.init_task) }
+	INIT_TASK_DATA_SECTION(PAGE_SIZE)
 
 	. = ALIGN(PAGE_SIZE);		/* Init code and data. */
 	__init_begin = .;
-	.init.text : {
-		   _sinittext = .;
-		   INIT_TEXT
-		   _einittext = .;
-	}
+	INIT_TEXT_SECTION(PAGE_SIZE)
 	.init.data : { INIT_DATA }
-	. = ALIGN(16);
-	__setup_start = .;
-	.init.setup : { *(.init.setup) }
-	__setup_end = .;
+	.init.setup : { INIT_SETUP(16) }
 #ifdef CONFIG_ETRAX_ARCH_V32
 	__start___param = .;
 	__param : { *(__param) }
 	__stop___param = .;
 #endif
 	.initcall.init : {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
+		INIT_CALLS
 	}
 
 	.con_initcall.init : {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
+		CON_INITCALL
 	}
 	SECURITY_INIT
 
@@ -114,9 +99,7 @@ SECTIONS
 	PERCPU(PAGE_SIZE)
 
 	.init.ramfs : {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
+		INIT_RAM_FS
 	}
 #endif
 
@@ -130,11 +113,7 @@ SECTIONS
 	__init_end = .;
 
 	__data_end = . ;		/* Move to _edata ? */
-	__bss_start = .;		/* BSS. */
-	.bss : {
-		*(COMMON)
-		*(.bss)
-	}
+	BSS_SECTION(0, 0, 0)
 
 	. =  ALIGN (0x20);
 	_end = .;
diff --git a/arch/cris/mm/init.c b/arch/cris/mm/init.c
index 514f46a4b230..ff68b9f516a1 100644
--- a/arch/cris/mm/init.c
+++ b/arch/cris/mm/init.c
@@ -54,7 +54,7 @@ mem_init(void)
         printk(KERN_INFO
                "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, "
 	       "%dk init)\n" ,
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       max_mapnr << (PAGE_SHIFT-10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig
index b86e19c9b5b0..4b5830bcbe2e 100644
--- a/arch/frv/Kconfig
+++ b/arch/frv/Kconfig
@@ -7,7 +7,7 @@ config FRV
 	default y
 	select HAVE_IDE
 	select HAVE_ARCH_TRACEHOOK
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
 
 config ZONE_DMA
 	bool
diff --git a/arch/frv/include/asm/gdb-stub.h b/arch/frv/include/asm/gdb-stub.h
index 24f9738670bd..2da716407ff2 100644
--- a/arch/frv/include/asm/gdb-stub.h
+++ b/arch/frv/include/asm/gdb-stub.h
@@ -90,7 +90,6 @@ extern void gdbstub_do_rx(void);
 extern asmlinkage void __debug_stub_init_break(void);
 extern asmlinkage void __break_hijack_kernel_event(void);
 extern asmlinkage void __break_hijack_kernel_event_breaks_here(void);
-extern asmlinkage void start_kernel(void);
 
 extern asmlinkage void gdbstub_rx_handler(void);
 extern asmlinkage void gdbstub_rx_irq(void);
diff --git a/arch/frv/include/asm/hardirq.h b/arch/frv/include/asm/hardirq.h
index fc47515822a2..5fc8b6f5bc55 100644
--- a/arch/frv/include/asm/hardirq.h
+++ b/arch/frv/include/asm/hardirq.h
@@ -12,24 +12,15 @@
 #ifndef __ASM_HARDIRQ_H
 #define __ASM_HARDIRQ_H
 
-#include <linux/threads.h>
-#include <linux/irq.h>
-
-typedef struct {
-	unsigned int __softirq_pending;
-	unsigned long idle_timestamp;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
-#ifdef CONFIG_SMP
-#error SMP not available on FR-V
-#endif /* CONFIG_SMP */
+#include <asm/atomic.h>
 
 extern atomic_t irq_err_count;
 static inline void ack_bad_irq(int irq)
 {
 	atomic_inc(&irq_err_count);
 }
+#define ack_bad_irq ack_bad_irq
+
+#include <asm-generic/hardirq.h>
 
 #endif
diff --git a/arch/frv/include/asm/mman.h b/arch/frv/include/asm/mman.h
index 58c1d11e2ac7..8eebf89f5ab1 100644
--- a/arch/frv/include/asm/mman.h
+++ b/arch/frv/include/asm/mman.h
@@ -1,18 +1 @@
-#ifndef __ASM_MMAN_H__
-#define __ASM_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __ASM_MMAN_H__ */
-
+#include <asm-generic/mman.h>
diff --git a/arch/frv/include/asm/perf_counter.h b/arch/frv/include/asm/perf_event.h
index ccf726e61b2e..a69e0155d146 100644
--- a/arch/frv/include/asm/perf_counter.h
+++ b/arch/frv/include/asm/perf_event.h
@@ -1,4 +1,4 @@
-/* FRV performance counter support
+/* FRV performance event support
  *
  * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)
@@ -9,9 +9,9 @@
  * 2 of the Licence, or (at your option) any later version.
  */
 
-#ifndef _ASM_PERF_COUNTER_H
-#define _ASM_PERF_COUNTER_H
+#ifndef _ASM_PERF_EVENT_H
+#define _ASM_PERF_EVENT_H
 
-#define PERF_COUNTER_INDEX_OFFSET	0
+#define PERF_EVENT_INDEX_OFFSET	0
 
-#endif /* _ASM_PERF_COUNTER_H */
+#endif /* _ASM_PERF_EVENT_H */
diff --git a/arch/frv/include/asm/unistd.h b/arch/frv/include/asm/unistd.h
index 4a8fb427ce0a..be6ef0f5cd42 100644
--- a/arch/frv/include/asm/unistd.h
+++ b/arch/frv/include/asm/unistd.h
@@ -342,7 +342,7 @@
 #define __NR_preadv		333
 #define __NR_pwritev		334
 #define __NR_rt_tgsigqueueinfo	335
-#define __NR_perf_counter_open	336
+#define __NR_perf_event_open	336
 
 #ifdef __KERNEL__
 
diff --git a/arch/frv/kernel/debug-stub.c b/arch/frv/kernel/debug-stub.c
index 2f6c60c921e0..2845139c8077 100644
--- a/arch/frv/kernel/debug-stub.c
+++ b/arch/frv/kernel/debug-stub.c
@@ -15,6 +15,7 @@
 #include <linux/sched.h>
 #include <linux/init.h>
 #include <linux/serial_reg.h>
+#include <linux/start_kernel.h>
 
 #include <asm/system.h>
 #include <asm/serial-regs.h>
diff --git a/arch/frv/kernel/entry.S b/arch/frv/kernel/entry.S
index fde1e446b440..189397ec012a 100644
--- a/arch/frv/kernel/entry.S
+++ b/arch/frv/kernel/entry.S
@@ -1525,6 +1525,6 @@ sys_call_table:
 	.long sys_preadv
 	.long sys_pwritev
 	.long sys_rt_tgsigqueueinfo	/* 335 */
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
 
 syscall_table_size = (. - sys_call_table)
diff --git a/arch/frv/kernel/init_task.c b/arch/frv/kernel/init_task.c
index 1d3df1d9495c..3c3e0b336a9d 100644
--- a/arch/frv/kernel/init_task.c
+++ b/arch/frv/kernel/init_task.c
@@ -19,9 +19,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/frv/kernel/pm.c b/arch/frv/kernel/pm.c
index be722fc1acff..0d4d3e3a4cfc 100644
--- a/arch/frv/kernel/pm.c
+++ b/arch/frv/kernel/pm.c
@@ -150,7 +150,7 @@ static int user_atoi(char __user *ubuf, size_t len)
 /*
  * Send us to sleep.
  */
-static int sysctl_pm_do_suspend(ctl_table *ctl, int write, struct file *filp,
+static int sysctl_pm_do_suspend(ctl_table *ctl, int write,
 				void __user *buffer, size_t *lenp, loff_t *fpos)
 {
 	int retval, mode;
@@ -198,13 +198,13 @@ static int try_set_cmode(int new_cmode)
 }
 
 
-static int cmode_procctl(ctl_table *ctl, int write, struct file *filp,
+static int cmode_procctl(ctl_table *ctl, int write,
 			 void __user *buffer, size_t *lenp, loff_t *fpos)
 {
 	int new_cmode;
 
 	if (!write)
-		return proc_dointvec(ctl, write, filp, buffer, lenp, fpos);
+		return proc_dointvec(ctl, write, buffer, lenp, fpos);
 
 	new_cmode = user_atoi(buffer, *lenp);
 
@@ -301,13 +301,13 @@ static int try_set_cm(int new_cm)
 	return 0;
 }
 
-static int p0_procctl(ctl_table *ctl, int write, struct file *filp,
+static int p0_procctl(ctl_table *ctl, int write,
 		      void __user *buffer, size_t *lenp, loff_t *fpos)
 {
 	int new_p0;
 
 	if (!write)
-		return proc_dointvec(ctl, write, filp, buffer, lenp, fpos);
+		return proc_dointvec(ctl, write, buffer, lenp, fpos);
 
 	new_p0 = user_atoi(buffer, *lenp);
 
@@ -345,13 +345,13 @@ static int p0_sysctl(ctl_table *table,
 	return 1;
 }
 
-static int cm_procctl(ctl_table *ctl, int write, struct file *filp,
+static int cm_procctl(ctl_table *ctl, int write,
 		      void __user *buffer, size_t *lenp, loff_t *fpos)
 {
 	int new_cm;
 
 	if (!write)
-		return proc_dointvec(ctl, write, filp, buffer, lenp, fpos);
+		return proc_dointvec(ctl, write, buffer, lenp, fpos);
 
 	new_cm = user_atoi(buffer, *lenp);
 
diff --git a/arch/frv/kernel/process.c b/arch/frv/kernel/process.c
index 0de50df74970..904255938216 100644
--- a/arch/frv/kernel/process.c
+++ b/arch/frv/kernel/process.c
@@ -83,13 +83,9 @@ void (*idle)(void) = core_sleep_idle;
  */
 void cpu_idle(void)
 {
-	int cpu = smp_processor_id();
-
 	/* endless idle loop with no priority at all */
 	while (1) {
 		while (!need_resched()) {
-			irq_stat[cpu].idle_timestamp = jiffies;
-
 			check_pgt_cache();
 
 			if (!frv_dma_inprogress && idle)
diff --git a/arch/frv/kernel/signal.c b/arch/frv/kernel/signal.c
index 6b0a2b6fed6a..0974c0ecc594 100644
--- a/arch/frv/kernel/signal.c
+++ b/arch/frv/kernel/signal.c
@@ -527,7 +527,7 @@ static void do_signal(void)
 
 no_signal:
 	/* Did we come from a system call? */
-	if (__frame->syscallno >= 0) {
+	if (__frame->syscallno != -1) {
 		/* Restart the system call - no handlers present */
 		switch (__frame->gr8) {
 		case -ERESTARTNOHAND:
diff --git a/arch/frv/kernel/sys_frv.c b/arch/frv/kernel/sys_frv.c
index baadc97f8627..2b6b5289cdcc 100644
--- a/arch/frv/kernel/sys_frv.c
+++ b/arch/frv/kernel/sys_frv.c
@@ -21,7 +21,6 @@
 #include <linux/stat.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/syscalls.h>
 #include <linux/ipc.h>
 
diff --git a/arch/frv/lib/Makefile b/arch/frv/lib/Makefile
index 0a377210c89b..f4709756d0d9 100644
--- a/arch/frv/lib/Makefile
+++ b/arch/frv/lib/Makefile
@@ -5,4 +5,4 @@
 lib-y := \
 	__ashldi3.o __lshrdi3.o __muldi3.o __ashrdi3.o __negdi2.o __ucmpdi2.o \
 	checksum.o memcpy.o memset.o atomic-ops.o atomic64-ops.o \
-	outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o perf_counter.o
+	outsl_ns.o outsl_sw.o insl_ns.o insl_sw.o cache.o perf_event.o
diff --git a/arch/frv/lib/cache.S b/arch/frv/lib/cache.S
index 0e10ad8dc462..0c4fb204911b 100644
--- a/arch/frv/lib/cache.S
+++ b/arch/frv/lib/cache.S
@@ -1,4 +1,4 @@
-/* cache.S: cache managment routines
+/* cache.S: cache management routines
  *
  * Copyright (C) 2004 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)
diff --git a/arch/frv/lib/perf_counter.c b/arch/frv/lib/perf_event.c
index 2000feecd571..9ac5acfd2e91 100644
--- a/arch/frv/lib/perf_counter.c
+++ b/arch/frv/lib/perf_event.c
@@ -1,4 +1,4 @@
-/* Performance counter handling
+/* Performance event handling
  *
  * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
  * Written by David Howells (dhowells@redhat.com)
@@ -9,11 +9,11 @@
  * 2 of the Licence, or (at your option) any later version.
  */
 
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 /*
- * mark the performance counter as pending
+ * mark the performance event as pending
  */
-void set_perf_counter_pending(void)
+void set_perf_event_pending(void)
 {
 }
diff --git a/arch/frv/mb93090-mb00/Makefile b/arch/frv/mb93090-mb00/Makefile
index 76595e870733..b73b542f8f48 100644
--- a/arch/frv/mb93090-mb00/Makefile
+++ b/arch/frv/mb93090-mb00/Makefile
@@ -11,3 +11,5 @@ else
 obj-y += pci-dma-nommu.o
 endif
 endif
+
+obj-$(CONFIG_MTD) += flash.o
diff --git a/arch/frv/mb93090-mb00/flash.c b/arch/frv/mb93090-mb00/flash.c
new file mode 100644
index 000000000000..c0e3707c2299
--- /dev/null
+++ b/arch/frv/mb93090-mb00/flash.c
@@ -0,0 +1,90 @@
+/* Flash mappings for the MB93090-MB00 motherboard
+ *
+ * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+
+#define MB93090_BOOTROM_ADDR	0xFF000000	/* Boot ROM */
+#define MB93090_BOOTROM_SIZE	(2 * 1024 * 1024)
+#define MB93090_USERROM_ADDR	0xFF200000	/* User ROM */
+#define MB93090_USERROM_SIZE	(2 * 1024 * 1024)
+
+/*
+ * default MTD partition table for both main flash devices, expected to be
+ * overridden by RedBoot
+ */
+static struct mtd_partition mb93090_partitions[] = {
+	{
+		.name		= "Filesystem",
+		.size		= MTDPART_SIZ_FULL,
+		.offset		= 0,
+	}
+};
+
+/*
+ * Definition of the MB93090 Boot ROM (on the CPU card)
+ */
+static struct physmap_flash_data mb93090_bootrom_data = {
+	.width		= 2,
+	.nr_parts	= 2,
+	.parts		= mb93090_partitions,
+};
+
+static struct resource mb93090_bootrom_resource = {
+	.start		= MB93090_BOOTROM_ADDR,
+	.end		= MB93090_BOOTROM_ADDR + MB93090_BOOTROM_SIZE - 1,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device mb93090_bootrom = {
+	.name		= "physmap-flash",
+	.id		= 0,
+	.dev.platform_data = &mb93090_bootrom_data,
+	.num_resources	= 1,
+	.resource	= &mb93090_bootrom_resource,
+};
+
+/*
+ * Definition of the MB93090 User ROM definition (on the motherboard)
+ */
+static struct physmap_flash_data mb93090_userrom_data = {
+	.width		= 2,
+	.nr_parts	= 2,
+	.parts		= mb93090_partitions,
+};
+
+static struct resource mb93090_userrom_resource = {
+	.start		= MB93090_USERROM_ADDR,
+	.end		= MB93090_USERROM_ADDR + MB93090_USERROM_SIZE - 1,
+	.flags		= IORESOURCE_MEM,
+};
+
+static struct platform_device mb93090_userrom = {
+	.name		= "physmap-flash",
+	.id		= 1,
+	.dev.platform_data = &mb93090_userrom_data,
+	.num_resources	= 1,
+	.resource	= &mb93090_userrom_resource,
+};
+
+/*
+ * register the MB93090 flashes
+ */
+static int __init mb93090_mtd_init(void)
+{
+	platform_device_register(&mb93090_bootrom);
+	platform_device_register(&mb93090_userrom);
+	return 0;
+}
+
+module_init(mb93090_mtd_init);
diff --git a/arch/h8300/include/asm/hardirq.h b/arch/h8300/include/asm/hardirq.h
index 9d7f7a7462b2..c2e1aa0f0d14 100644
--- a/arch/h8300/include/asm/hardirq.h
+++ b/arch/h8300/include/asm/hardirq.h
@@ -1,18 +1,7 @@
 #ifndef __H8300_HARDIRQ_H
 #define __H8300_HARDIRQ_H
 
-#include <linux/kernel.h>
-#include <linux/threads.h>
-#include <linux/interrupt.h>
-#include <linux/irq.h>
-
-typedef struct {
-	unsigned int __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
-extern void ack_bad_irq(unsigned int irq);
+#include <asm/irq.h>
 
 #define HARDIRQ_BITS	8
 
@@ -25,4 +14,6 @@ extern void ack_bad_irq(unsigned int irq);
 # error HARDIRQ_BITS is too low!
 #endif
 
+#include <asm-generic/hardirq.h>
+
 #endif
diff --git a/arch/h8300/include/asm/mman.h b/arch/h8300/include/asm/mman.h
index cf35f0a6f12e..8eebf89f5ab1 100644
--- a/arch/h8300/include/asm/mman.h
+++ b/arch/h8300/include/asm/mman.h
@@ -1,17 +1 @@
-#ifndef __H8300_MMAN_H__
-#define __H8300_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __H8300_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/h8300/kernel/init_task.c b/arch/h8300/kernel/init_task.c
index 089c65ed6eb3..54c1062ee80e 100644
--- a/arch/h8300/kernel/init_task.c
+++ b/arch/h8300/kernel/init_task.c
@@ -31,7 +31,6 @@ EXPORT_SYMBOL(init_task);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
diff --git a/arch/h8300/kernel/irq.c b/arch/h8300/kernel/irq.c
index 74f8dd7b34d2..5c913d472119 100644
--- a/arch/h8300/kernel/irq.c
+++ b/arch/h8300/kernel/irq.c
@@ -81,11 +81,6 @@ struct irq_chip h8300irq_chip = {
 	.end		= h8300_end_irq,
 };
 
-void ack_bad_irq(unsigned int irq)
-{
-	printk("unexpected IRQ trap at vector %02x\n", irq);
-}
-
 #if defined(CONFIG_RAMKERNEL)
 static unsigned long __init *get_vector_address(void)
 {
diff --git a/arch/h8300/kernel/sys_h8300.c b/arch/h8300/kernel/sys_h8300.c
index 2745656dcc52..8cb5d73a0e35 100644
--- a/arch/h8300/kernel/sys_h8300.c
+++ b/arch/h8300/kernel/sys_h8300.c
@@ -17,7 +17,6 @@
 #include <linux/syscalls.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/fs.h>
 #include <linux/ipc.h>
 
diff --git a/arch/h8300/kernel/timer/tpu.c b/arch/h8300/kernel/timer/tpu.c
index e7c6e614a758..2193a2e2859a 100644
--- a/arch/h8300/kernel/timer/tpu.c
+++ b/arch/h8300/kernel/timer/tpu.c
@@ -7,7 +7,6 @@
  *
  */
 
-#include <linux/config.h>
 #include <linux/errno.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
diff --git a/arch/h8300/kernel/vmlinux.lds.S b/arch/h8300/kernel/vmlinux.lds.S
index 662b02ecb86e..b9e24907e6ea 100644
--- a/arch/h8300/kernel/vmlinux.lds.S
+++ b/arch/h8300/kernel/vmlinux.lds.S
@@ -1,5 +1,6 @@
 #define VMLINUX_SYMBOL(_sym_) _##_sym_
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/page.h>
 
 /* target memory map */
 #ifdef CONFIG_H8300H_GENERIC
@@ -79,11 +80,8 @@ SECTIONS
 	SCHED_TEXT
 	LOCK_TEXT
 	__etext = . ;
-	. = ALIGN(16);          /* Exception table              */
-	___start___ex_table = .;
-		*(__ex_table)
-	___stop___ex_table = .;
 	}
+	EXCEPTION_TABLE(16)
 
 	RODATA
 #if defined(CONFIG_ROMKERNEL)
@@ -100,8 +98,7 @@ SECTIONS
 	__sdata = . ;
 	___data_start = . ;
 
-	. = ALIGN(0x2000) ;
-		*(.data.init_task)
+	INIT_TASK_DATA(0x2000)
 	. = ALIGN(0x4) ;
 		DATA_DATA
 	. = ALIGN(0x4) ;
@@ -114,24 +111,16 @@ SECTIONS
 	__einittext = .; 
 		INIT_DATA
 	. = ALIGN(0x4) ;
+	INIT_SETUP(0x4)
 	___setup_start = .;
 		*(.init.setup)
 	. = ALIGN(0x4) ;
 	___setup_end = .;
-	___initcall_start = .;
-		INITCALLS
-	___initcall_end = .;
-	___con_initcall_start = .;
-		*(.con_initcall.init)
-	___con_initcall_end = .;
+	INIT_CALLS
+	CON_INITCALL
 		EXIT_TEXT
 		EXIT_DATA
-#if defined(CONFIG_BLK_DEV_INITRD)
-		. = ALIGN(4);
-	___initramfs_start = .;
-  		*(.init.ramfs)
-  	___initramfs_end = .;
-#endif
+	INIT_RAM_FS
 	. = ALIGN(0x4) ;
 	___init_end = .;
 	__edata = . ;
diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig
index 011a1cdf0eb5..1ee596cd942f 100644
--- a/arch/ia64/Kconfig
+++ b/arch/ia64/Kconfig
@@ -60,9 +60,7 @@ config IOMMU_HELPER
        bool
 
 config GENERIC_LOCKBREAK
-	bool
-	default y
-	depends on SMP && PREEMPT
+	def_bool n
 
 config RWSEM_XCHGADD_ALGORITHM
 	bool
@@ -500,6 +498,10 @@ config HAVE_ARCH_NODEDATA_EXTENSION
 	def_bool y
 	depends on NUMA
 
+config ARCH_PROC_KCORE_TEXT
+	def_bool y
+	depends on PROC_KCORE
+
 config IA32_SUPPORT
 	bool "Support for Linux/x86 binaries"
 	help
diff --git a/arch/ia64/hp/common/sba_iommu.c b/arch/ia64/hp/common/sba_iommu.c
index 8cfb001092ab..674a8374c6d9 100644
--- a/arch/ia64/hp/common/sba_iommu.c
+++ b/arch/ia64/hp/common/sba_iommu.c
@@ -2026,24 +2026,21 @@ acpi_sba_ioc_add(struct acpi_device *device)
 	struct ioc *ioc;
 	acpi_status status;
 	u64 hpa, length;
-	struct acpi_buffer buffer;
 	struct acpi_device_info *dev_info;
 
 	status = hp_acpi_csr_space(device->handle, &hpa, &length);
 	if (ACPI_FAILURE(status))
 		return 1;
 
-	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
-	status = acpi_get_object_info(device->handle, &buffer);
+	status = acpi_get_object_info(device->handle, &dev_info);
 	if (ACPI_FAILURE(status))
 		return 1;
-	dev_info = buffer.pointer;
 
 	/*
 	 * For HWP0001, only SBA appears in ACPI namespace.  It encloses the PCI
 	 * root bridges, and its CSR space includes the IOC function.
 	 */
-	if (strncmp("HWP0001", dev_info->hardware_id.value, 7) == 0) {
+	if (strncmp("HWP0001", dev_info->hardware_id.string, 7) == 0) {
 		hpa += ZX1_IOC_OFFSET;
 		/* zx1 based systems default to kernel page size iommu pages */
 		if (!iovp_shift)
diff --git a/arch/ia64/ia32/binfmt_elf32.c b/arch/ia64/ia32/binfmt_elf32.c
index f92bdaac8976..c69552bf893e 100644
--- a/arch/ia64/ia32/binfmt_elf32.c
+++ b/arch/ia64/ia32/binfmt_elf32.c
@@ -69,11 +69,11 @@ ia32_install_gate_page (struct vm_area_struct *vma, struct vm_fault *vmf)
 }
 
 
-static struct vm_operations_struct ia32_shared_page_vm_ops = {
+static const struct vm_operations_struct ia32_shared_page_vm_ops = {
 	.fault = ia32_install_shared_page
 };
 
-static struct vm_operations_struct ia32_gate_page_vm_ops = {
+static const struct vm_operations_struct ia32_gate_page_vm_ops = {
 	.fault = ia32_install_gate_page
 };
 
diff --git a/arch/ia64/ia32/sys_ia32.c b/arch/ia64/ia32/sys_ia32.c
index 16ef61a91d95..625ed8f76fce 100644
--- a/arch/ia64/ia32/sys_ia32.c
+++ b/arch/ia64/ia32/sys_ia32.c
@@ -1270,7 +1270,7 @@ putreg (struct task_struct *child, int regno, unsigned int value)
 	      case PT_CS:
 		if (value != __USER_CS)
 			printk(KERN_ERR
-			       "ia32.putreg: attempt to to set invalid segment register %d = %x\n",
+			       "ia32.putreg: attempt to set invalid segment register %d = %x\n",
 			       regno, value);
 		break;
 	      default:
diff --git a/arch/ia64/include/asm/acpi.h b/arch/ia64/include/asm/acpi.h
index 0f82cc2934e1..91df9686a0da 100644
--- a/arch/ia64/include/asm/acpi.h
+++ b/arch/ia64/include/asm/acpi.h
@@ -89,10 +89,12 @@ ia64_acpi_release_global_lock (unsigned int *lock)
 #define ACPI_RELEASE_GLOBAL_LOCK(facs, Acq)				\
 	((Acq) = ia64_acpi_release_global_lock(&facs->global_lock))
 
+#ifdef	CONFIG_ACPI
 #define acpi_disabled 0	/* ACPI always enabled on IA64 */
 #define acpi_noirq 0	/* ACPI always enabled on IA64 */
 #define acpi_pci_disabled 0 /* ACPI PCI always enabled on IA64 */
 #define acpi_strict 1	/* no ACPI spec workarounds on IA64 */
+#endif
 #define acpi_processor_cstate_check(x) (x) /* no idle limits on IA64 :) */
 static inline void disable_acpi(void) { }
 
diff --git a/arch/ia64/include/asm/cputime.h b/arch/ia64/include/asm/cputime.h
index d20b998cb91d..7fa8a8594660 100644
--- a/arch/ia64/include/asm/cputime.h
+++ b/arch/ia64/include/asm/cputime.h
@@ -30,6 +30,7 @@ typedef u64 cputime_t;
 typedef u64 cputime64_t;
 
 #define cputime_zero			((cputime_t)0)
+#define cputime_one_jiffy		jiffies_to_cputime(1)
 #define cputime_max			((~((cputime_t)0) >> 1) - 1)
 #define cputime_add(__a, __b)		((__a) +  (__b))
 #define cputime_sub(__a, __b)		((__a) -  (__b))
diff --git a/arch/ia64/include/asm/mman.h b/arch/ia64/include/asm/mman.h
index 48cf8b98a0b4..4459028e5aa8 100644
--- a/arch/ia64/include/asm/mman.h
+++ b/arch/ia64/include/asm/mman.h
@@ -8,19 +8,9 @@
  *	David Mosberger-Tang <davidm@hpl.hp.com>, Hewlett-Packard Co
  */
 
-#include <asm-generic/mman-common.h>
+#include <asm-generic/mman.h>
 
-#define MAP_GROWSDOWN	0x00100		/* stack-like segment */
-#define MAP_GROWSUP	0x00200		/* register stack-like segment */
-#define MAP_DENYWRITE	0x00800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x01000		/* mark it as an executable */
-#define MAP_LOCKED	0x02000		/* pages are locked */
-#define MAP_NORESERVE	0x04000		/* don't check for reservations */
-#define MAP_POPULATE	0x08000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
+#define MAP_GROWSUP	0x0200		/* register stack-like segment */
 
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__
diff --git a/arch/ia64/include/asm/smp.h b/arch/ia64/include/asm/smp.h
index d217d1d4e051..0b3b3997decd 100644
--- a/arch/ia64/include/asm/smp.h
+++ b/arch/ia64/include/asm/smp.h
@@ -127,7 +127,6 @@ extern int is_multithreading_enabled(void);
 
 extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 #else /* CONFIG_SMP */
 
diff --git a/arch/ia64/include/asm/spinlock.h b/arch/ia64/include/asm/spinlock.h
index 13ab71576bc7..239ecdc9516d 100644
--- a/arch/ia64/include/asm/spinlock.h
+++ b/arch/ia64/include/asm/spinlock.h
@@ -19,103 +19,126 @@
 
 #define __raw_spin_lock_init(x)			((x)->lock = 0)
 
-#ifdef ASM_SUPPORTED
 /*
- * Try to get the lock.  If we fail to get the lock, make a non-standard call to
- * ia64_spinlock_contention().  We do not use a normal call because that would force all
- * callers of __raw_spin_lock() to be non-leaf routines.  Instead, ia64_spinlock_contention() is
- * carefully coded to touch only those registers that __raw_spin_lock() marks "clobbered".
+ * Ticket locks are conceptually two parts, one indicating the current head of
+ * the queue, and the other indicating the current tail. The lock is acquired
+ * by atomically noting the tail and incrementing it by one (thus adding
+ * ourself to the queue and noting our position), then waiting until the head
+ * becomes equal to the the initial value of the tail.
+ * The pad bits in the middle are used to prevent the next_ticket number
+ * overflowing into the now_serving number.
+ *
+ *   31             17  16    15  14                    0
+ *  +----------------------------------------------------+
+ *  |  now_serving     | padding |   next_ticket         |
+ *  +----------------------------------------------------+
  */
 
-#define IA64_SPINLOCK_CLOBBERS "ar.ccv", "ar.pfs", "p14", "p15", "r27", "r28", "r29", "r30", "b6", "memory"
+#define TICKET_SHIFT	17
+#define TICKET_BITS	15
+#define	TICKET_MASK	((1 << TICKET_BITS) - 1)
 
-static inline void
-__raw_spin_lock_flags (raw_spinlock_t *lock, unsigned long flags)
+static __always_inline void __ticket_spin_lock(raw_spinlock_t *lock)
 {
-	register volatile unsigned int *ptr asm ("r31") = &lock->lock;
-
-#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
-# ifdef CONFIG_ITANIUM
-	/* don't use brl on Itanium... */
-	asm volatile ("{\n\t"
-		      "  mov ar.ccv = r0\n\t"
-		      "  mov r28 = ip\n\t"
-		      "  mov r30 = 1;;\n\t"
-		      "}\n\t"
-		      "cmpxchg4.acq r30 = [%1], r30, ar.ccv\n\t"
-		      "movl r29 = ia64_spinlock_contention_pre3_4;;\n\t"
-		      "cmp4.ne p14, p0 = r30, r0\n\t"
-		      "mov b6 = r29;;\n\t"
-		      "mov r27=%2\n\t"
-		      "(p14) br.cond.spnt.many b6"
-		      : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS);
-# else
-	asm volatile ("{\n\t"
-		      "  mov ar.ccv = r0\n\t"
-		      "  mov r28 = ip\n\t"
-		      "  mov r30 = 1;;\n\t"
-		      "}\n\t"
-		      "cmpxchg4.acq r30 = [%1], r30, ar.ccv;;\n\t"
-		      "cmp4.ne p14, p0 = r30, r0\n\t"
-		      "mov r27=%2\n\t"
-		      "(p14) brl.cond.spnt.many ia64_spinlock_contention_pre3_4;;"
-		      : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS);
-# endif /* CONFIG_MCKINLEY */
-#else
-# ifdef CONFIG_ITANIUM
-	/* don't use brl on Itanium... */
-	/* mis-declare, so we get the entry-point, not it's function descriptor: */
-	asm volatile ("mov r30 = 1\n\t"
-		      "mov r27=%2\n\t"
-		      "mov ar.ccv = r0;;\n\t"
-		      "cmpxchg4.acq r30 = [%0], r30, ar.ccv\n\t"
-		      "movl r29 = ia64_spinlock_contention;;\n\t"
-		      "cmp4.ne p14, p0 = r30, r0\n\t"
-		      "mov b6 = r29;;\n\t"
-		      "(p14) br.call.spnt.many b6 = b6"
-		      : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS);
-# else
-	asm volatile ("mov r30 = 1\n\t"
-		      "mov r27=%2\n\t"
-		      "mov ar.ccv = r0;;\n\t"
-		      "cmpxchg4.acq r30 = [%0], r30, ar.ccv;;\n\t"
-		      "cmp4.ne p14, p0 = r30, r0\n\t"
-		      "(p14) brl.call.spnt.many b6=ia64_spinlock_contention;;"
-		      : "=r"(ptr) : "r"(ptr), "r" (flags) : IA64_SPINLOCK_CLOBBERS);
-# endif /* CONFIG_MCKINLEY */
-#endif
+	int	*p = (int *)&lock->lock, ticket, serve;
+
+	ticket = ia64_fetchadd(1, p, acq);
+
+	if (!(((ticket >> TICKET_SHIFT) ^ ticket) & TICKET_MASK))
+		return;
+
+	ia64_invala();
+
+	for (;;) {
+		asm volatile ("ld4.c.nc %0=[%1]" : "=r"(serve) : "r"(p) : "memory");
+
+		if (!(((serve >> TICKET_SHIFT) ^ ticket) & TICKET_MASK))
+			return;
+		cpu_relax();
+	}
 }
 
-#define __raw_spin_lock(lock) __raw_spin_lock_flags(lock, 0)
+static __always_inline int __ticket_spin_trylock(raw_spinlock_t *lock)
+{
+	int tmp = ACCESS_ONCE(lock->lock);
 
-/* Unlock by doing an ordered store and releasing the cacheline with nta */
-static inline void __raw_spin_unlock(raw_spinlock_t *x) {
-	barrier();
-	asm volatile ("st4.rel.nta [%0] = r0\n\t" :: "r"(x));
+	if (!(((tmp >> TICKET_SHIFT) ^ tmp) & TICKET_MASK))
+		return ia64_cmpxchg(acq, &lock->lock, tmp, tmp + 1, sizeof (tmp)) == tmp;
+	return 0;
 }
 
-#else /* !ASM_SUPPORTED */
-#define __raw_spin_lock_flags(lock, flags) __raw_spin_lock(lock)
-# define __raw_spin_lock(x)								\
-do {											\
-	__u32 *ia64_spinlock_ptr = (__u32 *) (x);					\
-	__u64 ia64_spinlock_val;							\
-	ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);			\
-	if (unlikely(ia64_spinlock_val)) {						\
-		do {									\
-			while (*ia64_spinlock_ptr)					\
-				ia64_barrier();						\
-			ia64_spinlock_val = ia64_cmpxchg4_acq(ia64_spinlock_ptr, 1, 0);	\
-		} while (ia64_spinlock_val);						\
-	}										\
-} while (0)
-#define __raw_spin_unlock(x)	do { barrier(); ((raw_spinlock_t *) x)->lock = 0; } while (0)
-#endif /* !ASM_SUPPORTED */
+static __always_inline void __ticket_spin_unlock(raw_spinlock_t *lock)
+{
+	unsigned short	*p = (unsigned short *)&lock->lock + 1, tmp;
+
+	asm volatile ("ld2.bias %0=[%1]" : "=r"(tmp) : "r"(p));
+	ACCESS_ONCE(*p) = (tmp + 2) & ~1;
+}
+
+static __always_inline void __ticket_spin_unlock_wait(raw_spinlock_t *lock)
+{
+	int	*p = (int *)&lock->lock, ticket;
+
+	ia64_invala();
+
+	for (;;) {
+		asm volatile ("ld4.c.nc %0=[%1]" : "=r"(ticket) : "r"(p) : "memory");
+		if (!(((ticket >> TICKET_SHIFT) ^ ticket) & TICKET_MASK))
+			return;
+		cpu_relax();
+	}
+}
+
+static inline int __ticket_spin_is_locked(raw_spinlock_t *lock)
+{
+	long tmp = ACCESS_ONCE(lock->lock);
+
+	return !!(((tmp >> TICKET_SHIFT) ^ tmp) & TICKET_MASK);
+}
+
+static inline int __ticket_spin_is_contended(raw_spinlock_t *lock)
+{
+	long tmp = ACCESS_ONCE(lock->lock);
 
-#define __raw_spin_is_locked(x)		((x)->lock != 0)
-#define __raw_spin_trylock(x)		(cmpxchg_acq(&(x)->lock, 0, 1) == 0)
-#define __raw_spin_unlock_wait(lock) \
-	do { while (__raw_spin_is_locked(lock)) cpu_relax(); } while (0)
+	return ((tmp - (tmp >> TICKET_SHIFT)) & TICKET_MASK) > 1;
+}
+
+static inline int __raw_spin_is_locked(raw_spinlock_t *lock)
+{
+	return __ticket_spin_is_locked(lock);
+}
+
+static inline int __raw_spin_is_contended(raw_spinlock_t *lock)
+{
+	return __ticket_spin_is_contended(lock);
+}
+#define __raw_spin_is_contended	__raw_spin_is_contended
+
+static __always_inline void __raw_spin_lock(raw_spinlock_t *lock)
+{
+	__ticket_spin_lock(lock);
+}
+
+static __always_inline int __raw_spin_trylock(raw_spinlock_t *lock)
+{
+	return __ticket_spin_trylock(lock);
+}
+
+static __always_inline void __raw_spin_unlock(raw_spinlock_t *lock)
+{
+	__ticket_spin_unlock(lock);
+}
+
+static __always_inline void __raw_spin_lock_flags(raw_spinlock_t *lock,
+						  unsigned long flags)
+{
+	__raw_spin_lock(lock);
+}
+
+static inline void __raw_spin_unlock_wait(raw_spinlock_t *lock)
+{
+	__ticket_spin_unlock_wait(lock);
+}
 
 #define __raw_read_can_lock(rw)		(*(volatile int *)(rw) >= 0)
 #define __raw_write_can_lock(rw)	(*(volatile int *)(rw) == 0)
diff --git a/arch/ia64/include/asm/topology.h b/arch/ia64/include/asm/topology.h
index d0141fbf51d0..3ddb4e709dba 100644
--- a/arch/ia64/include/asm/topology.h
+++ b/arch/ia64/include/asm/topology.h
@@ -33,7 +33,6 @@
 /*
  * Returns a bitmask of CPUs on Node 'node'.
  */
-#define node_to_cpumask(node) (node_to_cpu_mask[node])
 #define cpumask_of_node(node) (&node_to_cpu_mask[node])
 
 /*
@@ -104,8 +103,6 @@ void build_cpu_to_node_map(void);
 #ifdef CONFIG_SMP
 #define topology_physical_package_id(cpu)	(cpu_data(cpu)->socket_id)
 #define topology_core_id(cpu)			(cpu_data(cpu)->core_id)
-#define topology_core_siblings(cpu)		(cpu_core_map[cpu])
-#define topology_thread_siblings(cpu)		(per_cpu(cpu_sibling_map, cpu))
 #define topology_core_cpumask(cpu)		(&cpu_core_map[cpu])
 #define topology_thread_cpumask(cpu)		(&per_cpu(cpu_sibling_map, cpu))
 #define smt_capable() 				(smp_num_siblings > 1)
diff --git a/arch/ia64/install.sh b/arch/ia64/install.sh
index 929e780026d1..0e932f5dcd1a 100644
--- a/arch/ia64/install.sh
+++ b/arch/ia64/install.sh
@@ -21,8 +21,8 @@
 
 # User may have a custom install script
 
-if [ -x ~/bin/installkernel ]; then exec ~/bin/installkernel "$@"; fi
-if [ -x /sbin/installkernel ]; then exec /sbin/installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install - same as make zlilo
 
diff --git a/arch/ia64/kernel/Makefile.gate b/arch/ia64/kernel/Makefile.gate
index 1d87f84069b3..ab9b03a9adcc 100644
--- a/arch/ia64/kernel/Makefile.gate
+++ b/arch/ia64/kernel/Makefile.gate
@@ -10,7 +10,7 @@ quiet_cmd_gate = GATE $@
       cmd_gate = $(CC) -nostdlib $(GATECFLAGS_$(@F)) -Wl,-T,$(filter-out FORCE,$^) -o $@
 
 GATECFLAGS_gate.so = -shared -s -Wl,-soname=linux-gate.so.1 \
-		     $(call ld-option, -Wl$(comma)--hash-style=sysv)
+		     $(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 $(obj)/gate.so: $(obj)/gate.lds $(obj)/gate.o FORCE
 	$(call if_changed,gate)
 
diff --git a/arch/ia64/kernel/head.S b/arch/ia64/kernel/head.S
index 1a6e44515eb4..696eff28a0c4 100644
--- a/arch/ia64/kernel/head.S
+++ b/arch/ia64/kernel/head.S
@@ -1130,95 +1130,6 @@ SET_REG(b5);
 #endif /* CONFIG_IA64_BRL_EMU */
 
 #ifdef CONFIG_SMP
-	/*
-	 * This routine handles spinlock contention.  It uses a non-standard calling
-	 * convention to avoid converting leaf routines into interior routines.  Because
-	 * of this special convention, there are several restrictions:
-	 *
-	 * - do not use gp relative variables, this code is called from the kernel
-	 *   and from modules, r1 is undefined.
-	 * - do not use stacked registers, the caller owns them.
-	 * - do not use the scratch stack space, the caller owns it.
-	 * - do not use any registers other than the ones listed below
-	 *
-	 * Inputs:
-	 *   ar.pfs - saved CFM of caller
-	 *   ar.ccv - 0 (and available for use)
-	 *   r27    - flags from spin_lock_irqsave or 0.  Must be preserved.
-	 *   r28    - available for use.
-	 *   r29    - available for use.
-	 *   r30    - available for use.
-	 *   r31    - address of lock, available for use.
-	 *   b6     - return address
-	 *   p14    - available for use.
-	 *   p15    - used to track flag status.
-	 *
-	 * If you patch this code to use more registers, do not forget to update
-	 * the clobber lists for spin_lock() in arch/ia64/include/asm/spinlock.h.
-	 */
-
-#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
-
-GLOBAL_ENTRY(ia64_spinlock_contention_pre3_4)
-	.prologue
-	.save ar.pfs, r0	// this code effectively has a zero frame size
-	.save rp, r28
-	.body
-	nop 0
-	tbit.nz p15,p0=r27,IA64_PSR_I_BIT
-	.restore sp		// pop existing prologue after next insn
-	mov b6 = r28
-	.prologue
-	.save ar.pfs, r0
-	.altrp b6
-	.body
-	;;
-(p15)	ssm psr.i		// reenable interrupts if they were on
-				// DavidM says that srlz.d is slow and is not required in this case
-.wait:
-	// exponential backoff, kdb, lockmeter etc. go in here
-	hint @pause
-	ld4 r30=[r31]		// don't use ld4.bias; if it's contended, we won't write the word
-	nop 0
-	;;
-	cmp4.ne p14,p0=r30,r0
-(p14)	br.cond.sptk.few .wait
-(p15)	rsm psr.i		// disable interrupts if we reenabled them
-	br.cond.sptk.few b6	// lock is now free, try to acquire
-	.global ia64_spinlock_contention_pre3_4_end	// for kernprof
-ia64_spinlock_contention_pre3_4_end:
-END(ia64_spinlock_contention_pre3_4)
-
-#else
-
-GLOBAL_ENTRY(ia64_spinlock_contention)
-	.prologue
-	.altrp b6
-	.body
-	tbit.nz p15,p0=r27,IA64_PSR_I_BIT
-	;;
-.wait:
-(p15)	ssm psr.i		// reenable interrupts if they were on
-				// DavidM says that srlz.d is slow and is not required in this case
-.wait2:
-	// exponential backoff, kdb, lockmeter etc. go in here
-	hint @pause
-	ld4 r30=[r31]		// don't use ld4.bias; if it's contended, we won't write the word
-	;;
-	cmp4.ne p14,p0=r30,r0
-	mov r30 = 1
-(p14)	br.cond.sptk.few .wait2
-(p15)	rsm psr.i		// disable interrupts if we reenabled them
-	;;
-	cmpxchg4.acq r30=[r31], r30, ar.ccv
-	;;
-	cmp4.ne p14,p0=r0,r30
-(p14)	br.cond.sptk.few .wait
-
-	br.ret.sptk.many b6	// lock is now taken
-END(ia64_spinlock_contention)
-
-#endif
 
 #ifdef CONFIG_HOTPLUG_CPU
 GLOBAL_ENTRY(ia64_jump_to_sal)
diff --git a/arch/ia64/kernel/ia64_ksyms.c b/arch/ia64/kernel/ia64_ksyms.c
index 8ebccb589e1c..14d39e300627 100644
--- a/arch/ia64/kernel/ia64_ksyms.c
+++ b/arch/ia64/kernel/ia64_ksyms.c
@@ -84,26 +84,6 @@ EXPORT_SYMBOL(ia64_save_scratch_fpregs);
 #include <asm/unwind.h>
 EXPORT_SYMBOL(unw_init_running);
 
-#ifdef ASM_SUPPORTED
-# ifdef CONFIG_SMP
-#  if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
-/*
- * This is not a normal routine and we don't want a function descriptor for it, so we use
- * a fake declaration here.
- */
-extern char ia64_spinlock_contention_pre3_4;
-EXPORT_SYMBOL(ia64_spinlock_contention_pre3_4);
-#  else
-/*
- * This is not a normal routine and we don't want a function descriptor for it, so we use
- * a fake declaration here.
- */
-extern char ia64_spinlock_contention;
-EXPORT_SYMBOL(ia64_spinlock_contention);
-#  endif
-# endif
-#endif
-
 #if defined(CONFIG_IA64_ESI) || defined(CONFIG_IA64_ESI_MODULE)
 extern void esi_call_phys (void);
 EXPORT_SYMBOL_GPL(esi_call_phys);
diff --git a/arch/ia64/kernel/init_task.c b/arch/ia64/kernel/init_task.c
index c475fc281be7..e253ab8fcbc8 100644
--- a/arch/ia64/kernel/init_task.c
+++ b/arch/ia64/kernel/init_task.c
@@ -33,7 +33,8 @@ union {
 		struct thread_info thread_info;
 	} s;
 	unsigned long stack[KERNEL_STACK_SIZE/sizeof (unsigned long)];
-} init_task_mem asm ("init_task") __attribute__((section(".data.init_task"))) = {{
+} init_task_mem asm ("init_task") __init_task_data =
+	{{
 	.task =		INIT_TASK(init_task_mem.s.task),
 	.thread_info =	INIT_THREAD_INFO(init_task_mem.s.task)
 }};
diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c
index d2877a7bfe2e..496ac7a99488 100644
--- a/arch/ia64/kernel/mca.c
+++ b/arch/ia64/kernel/mca.c
@@ -887,6 +887,60 @@ ia64_mca_modify_comm(const struct task_struct *previous_current)
 	memcpy(current->comm, comm, sizeof(current->comm));
 }
 
+static void
+finish_pt_regs(struct pt_regs *regs, const pal_min_state_area_t *ms,
+		unsigned long *nat)
+{
+	const u64 *bank;
+
+	/* If ipsr.ic then use pmsa_{iip,ipsr,ifs}, else use
+	 * pmsa_{xip,xpsr,xfs}
+	 */
+	if (ia64_psr(regs)->ic) {
+		regs->cr_iip = ms->pmsa_iip;
+		regs->cr_ipsr = ms->pmsa_ipsr;
+		regs->cr_ifs = ms->pmsa_ifs;
+	} else {
+		regs->cr_iip = ms->pmsa_xip;
+		regs->cr_ipsr = ms->pmsa_xpsr;
+		regs->cr_ifs = ms->pmsa_xfs;
+	}
+	regs->pr = ms->pmsa_pr;
+	regs->b0 = ms->pmsa_br0;
+	regs->ar_rsc = ms->pmsa_rsc;
+	copy_reg(&ms->pmsa_gr[1-1], ms->pmsa_nat_bits, &regs->r1, nat);
+	copy_reg(&ms->pmsa_gr[2-1], ms->pmsa_nat_bits, &regs->r2, nat);
+	copy_reg(&ms->pmsa_gr[3-1], ms->pmsa_nat_bits, &regs->r3, nat);
+	copy_reg(&ms->pmsa_gr[8-1], ms->pmsa_nat_bits, &regs->r8, nat);
+	copy_reg(&ms->pmsa_gr[9-1], ms->pmsa_nat_bits, &regs->r9, nat);
+	copy_reg(&ms->pmsa_gr[10-1], ms->pmsa_nat_bits, &regs->r10, nat);
+	copy_reg(&ms->pmsa_gr[11-1], ms->pmsa_nat_bits, &regs->r11, nat);
+	copy_reg(&ms->pmsa_gr[12-1], ms->pmsa_nat_bits, &regs->r12, nat);
+	copy_reg(&ms->pmsa_gr[13-1], ms->pmsa_nat_bits, &regs->r13, nat);
+	copy_reg(&ms->pmsa_gr[14-1], ms->pmsa_nat_bits, &regs->r14, nat);
+	copy_reg(&ms->pmsa_gr[15-1], ms->pmsa_nat_bits, &regs->r15, nat);
+	if (ia64_psr(regs)->bn)
+		bank = ms->pmsa_bank1_gr;
+	else
+		bank = ms->pmsa_bank0_gr;
+	copy_reg(&bank[16-16], ms->pmsa_nat_bits, &regs->r16, nat);
+	copy_reg(&bank[17-16], ms->pmsa_nat_bits, &regs->r17, nat);
+	copy_reg(&bank[18-16], ms->pmsa_nat_bits, &regs->r18, nat);
+	copy_reg(&bank[19-16], ms->pmsa_nat_bits, &regs->r19, nat);
+	copy_reg(&bank[20-16], ms->pmsa_nat_bits, &regs->r20, nat);
+	copy_reg(&bank[21-16], ms->pmsa_nat_bits, &regs->r21, nat);
+	copy_reg(&bank[22-16], ms->pmsa_nat_bits, &regs->r22, nat);
+	copy_reg(&bank[23-16], ms->pmsa_nat_bits, &regs->r23, nat);
+	copy_reg(&bank[24-16], ms->pmsa_nat_bits, &regs->r24, nat);
+	copy_reg(&bank[25-16], ms->pmsa_nat_bits, &regs->r25, nat);
+	copy_reg(&bank[26-16], ms->pmsa_nat_bits, &regs->r26, nat);
+	copy_reg(&bank[27-16], ms->pmsa_nat_bits, &regs->r27, nat);
+	copy_reg(&bank[28-16], ms->pmsa_nat_bits, &regs->r28, nat);
+	copy_reg(&bank[29-16], ms->pmsa_nat_bits, &regs->r29, nat);
+	copy_reg(&bank[30-16], ms->pmsa_nat_bits, &regs->r30, nat);
+	copy_reg(&bank[31-16], ms->pmsa_nat_bits, &regs->r31, nat);
+}
+
 /* On entry to this routine, we are running on the per cpu stack, see
  * mca_asm.h.  The original stack has not been touched by this event.  Some of
  * the original stack's registers will be in the RBS on this stack.  This stack
@@ -921,7 +975,6 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
 	u64 r12 = ms->pmsa_gr[12-1], r13 = ms->pmsa_gr[13-1];
 	u64 ar_bspstore = regs->ar_bspstore;
 	u64 ar_bsp = regs->ar_bspstore + (loadrs >> 16);
-	const u64 *bank;
 	const char *msg;
 	int cpu = smp_processor_id();
 
@@ -1024,54 +1077,9 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
 	p = (char *)r12 - sizeof(*regs);
 	old_regs = (struct pt_regs *)p;
 	memcpy(old_regs, regs, sizeof(*regs));
-	/* If ipsr.ic then use pmsa_{iip,ipsr,ifs}, else use
-	 * pmsa_{xip,xpsr,xfs}
-	 */
-	if (ia64_psr(regs)->ic) {
-		old_regs->cr_iip = ms->pmsa_iip;
-		old_regs->cr_ipsr = ms->pmsa_ipsr;
-		old_regs->cr_ifs = ms->pmsa_ifs;
-	} else {
-		old_regs->cr_iip = ms->pmsa_xip;
-		old_regs->cr_ipsr = ms->pmsa_xpsr;
-		old_regs->cr_ifs = ms->pmsa_xfs;
-	}
-	old_regs->pr = ms->pmsa_pr;
-	old_regs->b0 = ms->pmsa_br0;
 	old_regs->loadrs = loadrs;
-	old_regs->ar_rsc = ms->pmsa_rsc;
 	old_unat = old_regs->ar_unat;
-	copy_reg(&ms->pmsa_gr[1-1], ms->pmsa_nat_bits, &old_regs->r1, &old_unat);
-	copy_reg(&ms->pmsa_gr[2-1], ms->pmsa_nat_bits, &old_regs->r2, &old_unat);
-	copy_reg(&ms->pmsa_gr[3-1], ms->pmsa_nat_bits, &old_regs->r3, &old_unat);
-	copy_reg(&ms->pmsa_gr[8-1], ms->pmsa_nat_bits, &old_regs->r8, &old_unat);
-	copy_reg(&ms->pmsa_gr[9-1], ms->pmsa_nat_bits, &old_regs->r9, &old_unat);
-	copy_reg(&ms->pmsa_gr[10-1], ms->pmsa_nat_bits, &old_regs->r10, &old_unat);
-	copy_reg(&ms->pmsa_gr[11-1], ms->pmsa_nat_bits, &old_regs->r11, &old_unat);
-	copy_reg(&ms->pmsa_gr[12-1], ms->pmsa_nat_bits, &old_regs->r12, &old_unat);
-	copy_reg(&ms->pmsa_gr[13-1], ms->pmsa_nat_bits, &old_regs->r13, &old_unat);
-	copy_reg(&ms->pmsa_gr[14-1], ms->pmsa_nat_bits, &old_regs->r14, &old_unat);
-	copy_reg(&ms->pmsa_gr[15-1], ms->pmsa_nat_bits, &old_regs->r15, &old_unat);
-	if (ia64_psr(old_regs)->bn)
-		bank = ms->pmsa_bank1_gr;
-	else
-		bank = ms->pmsa_bank0_gr;
-	copy_reg(&bank[16-16], ms->pmsa_nat_bits, &old_regs->r16, &old_unat);
-	copy_reg(&bank[17-16], ms->pmsa_nat_bits, &old_regs->r17, &old_unat);
-	copy_reg(&bank[18-16], ms->pmsa_nat_bits, &old_regs->r18, &old_unat);
-	copy_reg(&bank[19-16], ms->pmsa_nat_bits, &old_regs->r19, &old_unat);
-	copy_reg(&bank[20-16], ms->pmsa_nat_bits, &old_regs->r20, &old_unat);
-	copy_reg(&bank[21-16], ms->pmsa_nat_bits, &old_regs->r21, &old_unat);
-	copy_reg(&bank[22-16], ms->pmsa_nat_bits, &old_regs->r22, &old_unat);
-	copy_reg(&bank[23-16], ms->pmsa_nat_bits, &old_regs->r23, &old_unat);
-	copy_reg(&bank[24-16], ms->pmsa_nat_bits, &old_regs->r24, &old_unat);
-	copy_reg(&bank[25-16], ms->pmsa_nat_bits, &old_regs->r25, &old_unat);
-	copy_reg(&bank[26-16], ms->pmsa_nat_bits, &old_regs->r26, &old_unat);
-	copy_reg(&bank[27-16], ms->pmsa_nat_bits, &old_regs->r27, &old_unat);
-	copy_reg(&bank[28-16], ms->pmsa_nat_bits, &old_regs->r28, &old_unat);
-	copy_reg(&bank[29-16], ms->pmsa_nat_bits, &old_regs->r29, &old_unat);
-	copy_reg(&bank[30-16], ms->pmsa_nat_bits, &old_regs->r30, &old_unat);
-	copy_reg(&bank[31-16], ms->pmsa_nat_bits, &old_regs->r31, &old_unat);
+	finish_pt_regs(old_regs, ms, &old_unat);
 
 	/* Next stack a struct switch_stack.  mca_asm.S built a partial
 	 * switch_stack, copy it and fill in the blanks using pt_regs and
@@ -1141,6 +1149,8 @@ ia64_mca_modify_original_stack(struct pt_regs *regs,
 no_mod:
 	mprintk(KERN_INFO "cpu %d, %s %s, original stack not modified\n",
 			smp_processor_id(), type, msg);
+	old_unat = regs->ar_unat;
+	finish_pt_regs(regs, ms, &old_unat);
 	return previous_current;
 }
 
diff --git a/arch/ia64/kernel/pci-swiotlb.c b/arch/ia64/kernel/pci-swiotlb.c
index 223abb134105..285aae8431c6 100644
--- a/arch/ia64/kernel/pci-swiotlb.c
+++ b/arch/ia64/kernel/pci-swiotlb.c
@@ -46,7 +46,7 @@ void __init swiotlb_dma_init(void)
 
 void __init pci_swiotlb_init(void)
 {
-	if (!iommu_detected || iommu_pass_through) {
+	if (!iommu_detected) {
 #ifdef CONFIG_IA64_GENERIC
 		swiotlb = 1;
 		printk(KERN_INFO "PCI-DMA: Re-initialize machine vector.\n");
diff --git a/arch/ia64/kernel/smp.c b/arch/ia64/kernel/smp.c
index 93ebfea43c6c..dabeefe21134 100644
--- a/arch/ia64/kernel/smp.c
+++ b/arch/ia64/kernel/smp.c
@@ -302,7 +302,7 @@ smp_flush_tlb_mm (struct mm_struct *mm)
 		return;
 	}
 
-	smp_call_function_mask(mm->cpu_vm_mask,
+	smp_call_function_many(mm_cpumask(mm),
 		(void (*)(void *))local_finish_flush_tlb_mm, mm, 1);
 	local_irq_disable();
 	local_finish_flush_tlb_mm(mm);
diff --git a/arch/ia64/kernel/unaligned.c b/arch/ia64/kernel/unaligned.c
index 6db08599ebbc..776dd40397e2 100644
--- a/arch/ia64/kernel/unaligned.c
+++ b/arch/ia64/kernel/unaligned.c
@@ -60,7 +60,6 @@ dump (const char *str, void *vp, size_t len)
  */
 int no_unaligned_warning;
 int unaligned_dump_stack;
-static int noprint_warning;
 
 /*
  * For M-unit:
@@ -1357,9 +1356,8 @@ ia64_handle_unaligned (unsigned long ifa, struct pt_regs *regs)
 			/* watch for command names containing %s */
 			printk(KERN_WARNING "%s", buf);
 		} else {
-			if (no_unaligned_warning && !noprint_warning) {
-				noprint_warning = 1;
-				printk(KERN_WARNING "%s(%d) encountered an "
+			if (no_unaligned_warning) {
+				printk_once(KERN_WARNING "%s(%d) encountered an "
 				       "unaligned exception which required\n"
 				       "kernel assistance, which degrades "
 				       "the performance of the application.\n"
diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c
index b115b3bbf04a..1857766a63c1 100644
--- a/arch/ia64/mm/init.c
+++ b/arch/ia64/mm/init.c
@@ -617,7 +617,6 @@ mem_init (void)
 	long reserved_pages, codesize, datasize, initsize;
 	pg_data_t *pgdat;
 	int i;
-	static struct kcore_list kcore_mem, kcore_vmem, kcore_kernel;
 
 	BUG_ON(PTRS_PER_PGD * sizeof(pgd_t) != PAGE_SIZE);
 	BUG_ON(PTRS_PER_PMD * sizeof(pmd_t) != PAGE_SIZE);
@@ -639,10 +638,6 @@ mem_init (void)
 
 	high_memory = __va(max_low_pfn * PAGE_SIZE);
 
-	kclist_add(&kcore_mem, __va(0), max_low_pfn * PAGE_SIZE);
-	kclist_add(&kcore_vmem, (void *)VMALLOC_START, VMALLOC_END-VMALLOC_START);
-	kclist_add(&kcore_kernel, _stext, _end - _stext);
-
 	for_each_online_pgdat(pgdat)
 		if (pgdat->bdata->node_bootmem_map)
 			totalram_pages += free_all_bootmem_node(pgdat);
@@ -655,7 +650,7 @@ mem_init (void)
 	initsize =  (unsigned long) __init_end - (unsigned long) __init_begin;
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%luk code, %luk reserved, "
-	       "%luk data, %luk init)\n", (unsigned long) nr_free_pages() << (PAGE_SHIFT - 10),
+	       "%luk data, %luk init)\n", nr_free_pages() << (PAGE_SHIFT - 10),
 	       num_physpages << (PAGE_SHIFT - 10), codesize >> 10,
 	       reserved_pages << (PAGE_SHIFT - 10), datasize >> 10, initsize >> 10);
 
diff --git a/arch/ia64/mm/tlb.c b/arch/ia64/mm/tlb.c
index f426dc78d959..ee09d261f2e6 100644
--- a/arch/ia64/mm/tlb.c
+++ b/arch/ia64/mm/tlb.c
@@ -100,24 +100,36 @@ wrap_mmu_context (struct mm_struct *mm)
  * this primitive it can be moved up to a spinaphore.h header.
  */
 struct spinaphore {
-	atomic_t	cur;
+	unsigned long	ticket;
+	unsigned long	serve;
 };
 
 static inline void spinaphore_init(struct spinaphore *ss, int val)
 {
-	atomic_set(&ss->cur, val);
+	ss->ticket = 0;
+	ss->serve = val;
 }
 
 static inline void down_spin(struct spinaphore *ss)
 {
-	while (unlikely(!atomic_add_unless(&ss->cur, -1, 0)))
-		while (atomic_read(&ss->cur) == 0)
-			cpu_relax();
+	unsigned long t = ia64_fetchadd(1, &ss->ticket, acq), serve;
+
+	if (time_before(t, ss->serve))
+		return;
+
+	ia64_invala();
+
+	for (;;) {
+		asm volatile ("ld4.c.nc %0=[%1]" : "=r"(serve) : "r"(&ss->serve) : "memory");
+		if (time_before(t, serve))
+			return;
+		cpu_relax();
+	}
 }
 
 static inline void up_spin(struct spinaphore *ss)
 {
-	atomic_add(1, &ss->cur);
+	ia64_fetchadd(1, &ss->serve, rel);
 }
 
 static struct spinaphore ptcg_sem;
diff --git a/arch/ia64/oprofile/backtrace.c b/arch/ia64/oprofile/backtrace.c
index adb01566bd57..5cdd7e4a597c 100644
--- a/arch/ia64/oprofile/backtrace.c
+++ b/arch/ia64/oprofile/backtrace.c
@@ -32,24 +32,6 @@ typedef struct
 	u64 *prev_pfs_loc;	/* state for WAR for old spinlock ool code */
 } ia64_backtrace_t;
 
-#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
-/*
- * Returns non-zero if the PC is in the spinlock contention out-of-line code
- * with non-standard calling sequence (on older compilers).
- */
-static __inline__ int in_old_ool_spinlock_code(unsigned long pc)
-{
-	extern const char ia64_spinlock_contention_pre3_4[] __attribute__ ((weak));
-	extern const char ia64_spinlock_contention_pre3_4_end[] __attribute__ ((weak));
-	unsigned long sc_start = (unsigned long)ia64_spinlock_contention_pre3_4;
-	unsigned long sc_end = (unsigned long)ia64_spinlock_contention_pre3_4_end;
-	return (sc_start && sc_end && pc >= sc_start && pc < sc_end);
-}
-#else
-/* Newer spinlock code does a proper br.call and works fine with the unwinder */
-#define in_old_ool_spinlock_code(pc)	0
-#endif
-
 /* Returns non-zero if the PC is in the Interrupt Vector Table */
 static __inline__ int in_ivt_code(unsigned long pc)
 {
@@ -80,7 +62,7 @@ static __inline__ int next_frame(ia64_backtrace_t *bt)
 	 */
 	if (bt->prev_pfs_loc && bt->regs && bt->frame.pfs_loc == bt->prev_pfs_loc)
 		bt->frame.pfs_loc = &bt->regs->ar_pfs;
-	bt->prev_pfs_loc = (in_old_ool_spinlock_code(bt->frame.ip) ? bt->frame.pfs_loc : NULL);
+	bt->prev_pfs_loc = NULL;
 
 	return unw_unwind(&bt->frame) == 0;
 }
diff --git a/arch/ia64/pci/pci.c b/arch/ia64/pci/pci.c
index 7de76dd352fe..c0fca2c1c858 100644
--- a/arch/ia64/pci/pci.c
+++ b/arch/ia64/pci/pci.c
@@ -56,10 +56,13 @@ int raw_pci_read(unsigned int seg, unsigned int bus, unsigned int devfn,
 	if ((seg | reg) <= 255) {
 		addr = PCI_SAL_ADDRESS(seg, bus, devfn, reg);
 		mode = 0;
-	} else {
+	} else if (sal_revision >= SAL_VERSION_CODE(3,2)) {
 		addr = PCI_SAL_EXT_ADDRESS(seg, bus, devfn, reg);
 		mode = 1;
+	} else {
+		return -EINVAL;
 	}
+
 	result = ia64_sal_pci_config_read(addr, mode, len, &data);
 	if (result != 0)
 		return -EINVAL;
@@ -80,9 +83,11 @@ int raw_pci_write(unsigned int seg, unsigned int bus, unsigned int devfn,
 	if ((seg | reg) <= 255) {
 		addr = PCI_SAL_ADDRESS(seg, bus, devfn, reg);
 		mode = 0;
-	} else {
+	} else if (sal_revision >= SAL_VERSION_CODE(3,2)) {
 		addr = PCI_SAL_EXT_ADDRESS(seg, bus, devfn, reg);
 		mode = 1;
+	} else {
+		return -EINVAL;
 	}
 	result = ia64_sal_pci_config_write(addr, mode, len, value);
 	if (result != 0)
diff --git a/arch/ia64/sn/kernel/io_common.c b/arch/ia64/sn/kernel/io_common.c
index 25831c47c579..308e6595110e 100644
--- a/arch/ia64/sn/kernel/io_common.c
+++ b/arch/ia64/sn/kernel/io_common.c
@@ -119,7 +119,6 @@ sn_pcidev_info_get(struct pci_dev *dev)
  * Additionally note that the struct sn_flush_device_war also has to be
  * removed from arch/ia64/sn/include/xtalk/hubdev.h
  */
-static u8 war_implemented = 0;
 
 static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device,
 			       struct sn_flush_device_common *common)
@@ -128,11 +127,8 @@ static s64 sn_device_fixup_war(u64 nasid, u64 widget, int device,
 	struct sn_flush_device_war *dev_entry;
 	struct ia64_sal_retval isrv = {0,0,0,0};
 
-	if (!war_implemented) {
-		printk(KERN_WARNING "PROM version < 4.50 -- implementing old "
-		       "PROM flush WAR\n");
-		war_implemented = 1;
-	}
+	printk_once(KERN_WARNING
+		"PROM version < 4.50 -- implementing old PROM flush WAR\n");
 
 	war_list = kzalloc(DEV_PER_WIDGET * sizeof(*war_list), GFP_KERNEL);
 	BUG_ON(!war_list);
diff --git a/arch/ia64/sn/kernel/sn2/sn_hwperf.c b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
index 4c7e74790958..55ac3c4e11d2 100644
--- a/arch/ia64/sn/kernel/sn2/sn_hwperf.c
+++ b/arch/ia64/sn/kernel/sn2/sn_hwperf.c
@@ -786,17 +786,18 @@ sn_hwperf_ioctl(struct inode *in, struct file *fp, u32 op, unsigned long arg)
 		break;
 
 	case SN_HWPERF_GET_OBJ_NODE:
-		if (a.sz != sizeof(u64) || a.arg < 0) {
+		i = a.arg;
+		if (a.sz != sizeof(u64) || i < 0) {
 			r = -EINVAL;
 			goto error;
 		}
 		if ((r = sn_hwperf_enum_objects(&nobj, &objs)) == 0) {
-			if (a.arg >= nobj) {
+			if (i >= nobj) {
 				r = -EINVAL;
 				vfree(objs);
 				goto error;
 			}
-			if (objs[(i = a.arg)].id != a.arg) {
+			if (objs[i].id != a.arg) {
 				for (i = 0; i < nobj; i++) {
 					if (objs[i].id == a.arg)
 						break;
diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig
index cabba332cc48..3a9319f93e89 100644
--- a/arch/m32r/Kconfig
+++ b/arch/m32r/Kconfig
@@ -11,6 +11,9 @@ config M32R
 	select HAVE_IDE
 	select HAVE_OPROFILE
 	select INIT_ALL_POSSIBLE
+	select HAVE_KERNEL_GZIP
+	select HAVE_KERNEL_BZIP2
+	select HAVE_KERNEL_LZMA
 
 config SBUS
 	bool
@@ -41,6 +44,12 @@ config HZ
 	int
 	default 100
 
+config GENERIC_TIME
+	def_bool y
+
+config ARCH_USES_GETTIMEOFFSET
+	def_bool y
+
 source "init/Kconfig"
 
 source "kernel/Kconfig.freezer"
diff --git a/arch/m32r/boot/compressed/Makefile b/arch/m32r/boot/compressed/Makefile
index 560484ae35ec..177716b1d613 100644
--- a/arch/m32r/boot/compressed/Makefile
+++ b/arch/m32r/boot/compressed/Makefile
@@ -1,11 +1,11 @@
 #
-# linux/arch/sh/boot/compressed/Makefile
+# linux/arch/m32r/boot/compressed/Makefile
 #
 # create a compressed vmlinux image from the original vmlinux
 #
 
-targets		:= vmlinux vmlinux.bin vmlinux.bin.gz head.o misc.o \
-		   piggy.o vmlinux.lds
+targets		:= vmlinux vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 \
+		   vmlinux.bin.lzma head.o misc.o piggy.o vmlinux.lds
 
 OBJECTS = $(obj)/head.o $(obj)/misc.o
 
@@ -27,6 +27,12 @@ $(obj)/vmlinux.bin: vmlinux FORCE
 $(obj)/vmlinux.bin.gz: $(obj)/vmlinux.bin FORCE
 	$(call if_changed,gzip)
 
+$(obj)/vmlinux.bin.bz2: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,bzip2)
+
+$(obj)/vmlinux.bin.lzma: $(obj)/vmlinux.bin FORCE
+	$(call if_changed,lzma)
+
 CFLAGS_misc.o += -fpic
 
 ifdef CONFIG_MMU
@@ -37,5 +43,9 @@ endif
 
 OBJCOPYFLAGS += -R .empty_zero_page
 
-$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.gz FORCE
+suffix_$(CONFIG_KERNEL_GZIP)	= gz
+suffix_$(CONFIG_KERNEL_BZIP2)	= bz2
+suffix_$(CONFIG_KERNEL_LZMA)	= lzma
+
+$(obj)/piggy.o: $(obj)/vmlinux.scr $(obj)/vmlinux.bin.$(suffix-y) FORCE
 	$(call if_changed,ld)
diff --git a/arch/m32r/boot/compressed/install.sh b/arch/m32r/boot/compressed/install.sh
index 6d72e9e72697..16e5a0a13437 100644
--- a/arch/m32r/boot/compressed/install.sh
+++ b/arch/m32r/boot/compressed/install.sh
@@ -24,8 +24,8 @@
 
 # User may have a custom install script
 
-if [ -x /sbin/installkernel ]; then
-  exec /sbin/installkernel "$@"
+if [ -x /sbin/${INSTALLKERNEL} ]; then
+  exec /sbin/${INSTALLKERNEL} "$@"
 fi
 
 if [ "$2" = "zImage" ]; then
diff --git a/arch/m32r/boot/compressed/misc.c b/arch/m32r/boot/compressed/misc.c
index d394292498c0..370d60881977 100644
--- a/arch/m32r/boot/compressed/misc.c
+++ b/arch/m32r/boot/compressed/misc.c
@@ -9,140 +9,49 @@
  * Adapted for SH by Stuart Menefy, Aug 1999
  *
  * 2003-02-12:	Support M32R by Takeo Takahashi
- * 		This is based on arch/sh/boot/compressed/misc.c.
  */
 
-#include <linux/string.h>
-
 /*
  * gzip declarations
  */
-
-#define OF(args)  args
 #define STATIC static
 
 #undef memset
 #undef memcpy
 #define memzero(s, n)     memset ((s), 0, (n))
 
-typedef unsigned char  uch;
-typedef unsigned short ush;
-typedef unsigned long  ulg;
-
-#define WSIZE 0x8000		/* Window size must be at least 32k, */
-				/* and a power of two */
-
-static uch *inbuf;	     /* input buffer */
-static uch window[WSIZE];    /* Sliding window buffer */
-
-static unsigned insize = 0;  /* valid bytes in inbuf */
-static unsigned inptr = 0;   /* index of next byte to be processed in inbuf */
-static unsigned outcnt = 0;  /* bytes in output buffer */
-
-/* gzip flag byte */
-#define ASCII_FLAG   0x01 /* bit 0 set: file probably ASCII text */
-#define CONTINUATION 0x02 /* bit 1 set: continuation of multi-part gzip file */
-#define EXTRA_FIELD  0x04 /* bit 2 set: extra field present */
-#define ORIG_NAME    0x08 /* bit 3 set: original file name present */
-#define COMMENT      0x10 /* bit 4 set: file comment present */
-#define ENCRYPTED    0x20 /* bit 5 set: file is encrypted */
-#define RESERVED     0xC0 /* bit 6,7:   reserved */
-
-#define get_byte()  (inptr < insize ? inbuf[inptr++] : fill_inbuf())
-
-/* Diagnostic functions */
-#ifdef DEBUG
-#  define Assert(cond,msg) {if(!(cond)) error(msg);}
-#  define Trace(x) fprintf x
-#  define Tracev(x) {if (verbose) fprintf x ;}
-#  define Tracevv(x) {if (verbose>1) fprintf x ;}
-#  define Tracec(c,x) {if (verbose && (c)) fprintf x ;}
-#  define Tracecv(c,x) {if (verbose>1 && (c)) fprintf x ;}
-#else
-#  define Assert(cond,msg)
-#  define Trace(x)
-#  define Tracev(x)
-#  define Tracevv(x)
-#  define Tracec(c,x)
-#  define Tracecv(c,x)
-#endif
-
-static int  fill_inbuf(void);
-static void flush_window(void);
 static void error(char *m);
 
-static unsigned char *input_data;
-static int input_len;
-
-static long bytes_out = 0;
-static uch *output_data;
-static unsigned long output_ptr = 0;
-
 #include "m32r_sio.c"
 
 static unsigned long free_mem_ptr;
 static unsigned long free_mem_end_ptr;
 
-#define HEAP_SIZE             0x10000
-
-#include "../../../../lib/inflate.c"
-
-void* memset(void* s, int c, size_t n)
+#ifdef CONFIG_KERNEL_BZIP2
+static void *memset(void *s, int c, size_t n)
 {
-	int i;
-	char *ss = (char*)s;
+	char *ss = s;
 
-	for (i=0;i<n;i++) ss[i] = c;
+	while (n--)
+	       	*ss++ = c;
 	return s;
 }
+#endif
 
-void* memcpy(void* __dest, __const void* __src,
-			    size_t __n)
-{
-	int i;
-	char *d = (char *)__dest, *s = (char *)__src;
-
-	for (i=0;i<__n;i++) d[i] = s[i];
-	return __dest;
-}
-
-/* ===========================================================================
- * Fill the input buffer. This is called only when the buffer is empty
- * and at least one byte is really needed.
- */
-static int fill_inbuf(void)
-{
-	if (insize != 0) {
-		error("ran out of input data");
-	}
-
-	inbuf = input_data;
-	insize = input_len;
-	inptr = 1;
-	return inbuf[0];
-}
+#ifdef CONFIG_KERNEL_GZIP
+#define BOOT_HEAP_SIZE             0x10000
+#include "../../../../lib/decompress_inflate.c"
+#endif
 
-/* ===========================================================================
- * Write the output window window[0..outcnt-1] and update crc and bytes_out.
- * (Used for the decompressed data only.)
- */
-static void flush_window(void)
-{
-    ulg c = crc;         /* temporary variable */
-    unsigned n;
-    uch *in, *out, ch;
+#ifdef CONFIG_KERNEL_BZIP2
+#define BOOT_HEAP_SIZE             0x400000
+#include "../../../../lib/decompress_bunzip2.c"
+#endif
 
-    in = window;
-    out = &output_data[output_ptr];
-    for (n = 0; n < outcnt; n++) {
-	    ch = *out++ = *in++;
-	    c = crc_32_tab[((int)c ^ ch) & 0xff] ^ (c >> 8);
-    }
-    crc = c;
-    bytes_out += (ulg)outcnt;
-    output_ptr += (ulg)outcnt;
-    outcnt = 0;
-}
+#ifdef CONFIG_KERNEL_LZMA
+#define BOOT_HEAP_SIZE             0x10000
+#include "../../../../lib/decompress_unlzma.c"
+#endif
 
 static void error(char *x)
 {
@@ -153,20 +62,20 @@ static void error(char *x)
 	while(1);	/* Halt */
 }
 
-/* return decompressed size */
 void
 decompress_kernel(int mmu_on, unsigned char *zimage_data,
 		  unsigned int zimage_len, unsigned long heap)
 {
+	unsigned char *input_data = zimage_data;
+	int input_len = zimage_len;
+	unsigned char *output_data;
+
 	output_data = (unsigned char *)CONFIG_MEMORY_START + 0x2000
 		+ (mmu_on ? 0x80000000 : 0);
 	free_mem_ptr = heap;
-	free_mem_end_ptr = free_mem_ptr + HEAP_SIZE;
-	input_data = zimage_data;
-	input_len = zimage_len;
+	free_mem_end_ptr = free_mem_ptr + BOOT_HEAP_SIZE;
 
-	makecrc();
-	puts("Uncompressing Linux... ");
-	gunzip();
-	puts("Ok, booting the kernel.\n");
+	puts("\nDecompressing Linux... ");
+	decompress(input_data, input_len, NULL, NULL, output_data, NULL, error);
+	puts("done.\nBooting the kernel.\n");
 }
diff --git a/arch/m32r/include/asm/hardirq.h b/arch/m32r/include/asm/hardirq.h
index cb8aa762f235..4c31c0ae215e 100644
--- a/arch/m32r/include/asm/hardirq.h
+++ b/arch/m32r/include/asm/hardirq.h
@@ -2,14 +2,7 @@
 #ifndef __ASM_HARDIRQ_H
 #define __ASM_HARDIRQ_H
 
-#include <linux/threads.h>
-#include <linux/irq.h>
-
-typedef struct {
-	unsigned int __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
+#include <asm/irq.h>
 
 #if NR_IRQS > 256
 #define HARDIRQ_BITS	9
@@ -26,11 +19,7 @@ typedef struct {
 # error HARDIRQ_BITS is too low!
 #endif
 
-static inline void ack_bad_irq(int irq)
-{
-	printk(KERN_CRIT "unexpected IRQ trap at vector %02x\n", irq);
-	BUG();
-}
+#include <asm-generic/hardirq.h>
 
 #endif /* __ASM_HARDIRQ_H */
 #endif /* __KERNEL__ */
diff --git a/arch/m32r/include/asm/io.h b/arch/m32r/include/asm/io.h
index d06933bd6318..4010f1fc5b65 100644
--- a/arch/m32r/include/asm/io.h
+++ b/arch/m32r/include/asm/io.h
@@ -162,6 +162,13 @@ static inline void _writel(unsigned long l, unsigned long addr)
 #define __raw_writew writew
 #define __raw_writel writel
 
+#define ioread8 read
+#define ioread16 readw
+#define ioread32 readl
+#define iowrite8 writeb
+#define iowrite16 writew
+#define iowrite32 writel
+
 #define mmiowb()
 
 #define flush_write_buffers() do { } while (0)  /* M32R_FIXME */
diff --git a/arch/m32r/include/asm/mman.h b/arch/m32r/include/asm/mman.h
index 04a5f40aa401..8eebf89f5ab1 100644
--- a/arch/m32r/include/asm/mman.h
+++ b/arch/m32r/include/asm/mman.h
@@ -1,17 +1 @@
-#ifndef __M32R_MMAN_H__
-#define __M32R_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __M32R_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/m32r/include/asm/mmu_context.h b/arch/m32r/include/asm/mmu_context.h
index 91909e5dd9d0..a70a3df33635 100644
--- a/arch/m32r/include/asm/mmu_context.h
+++ b/arch/m32r/include/asm/mmu_context.h
@@ -127,7 +127,7 @@ static inline void switch_mm(struct mm_struct *prev,
 
 	if (prev != next) {
 #ifdef CONFIG_SMP
-		cpu_set(cpu, next->cpu_vm_mask);
+		cpumask_set_cpu(cpu, mm_cpumask(next));
 #endif /* CONFIG_SMP */
 		/* Set MPTB = next->pgd */
 		*(volatile unsigned long *)MPTB = (unsigned long)next->pgd;
@@ -135,7 +135,7 @@ static inline void switch_mm(struct mm_struct *prev,
 	}
 #ifdef CONFIG_SMP
 	else
-		if (!cpu_test_and_set(cpu, next->cpu_vm_mask))
+		if (!cpumask_test_and_set_cpu(cpu, mm_cpumask(next)))
 			activate_context(next);
 #endif /* CONFIG_SMP */
 }
diff --git a/arch/m32r/include/asm/page.h b/arch/m32r/include/asm/page.h
index 11777f7a5628..725ede8f2889 100644
--- a/arch/m32r/include/asm/page.h
+++ b/arch/m32r/include/asm/page.h
@@ -1,9 +1,11 @@
 #ifndef _ASM_M32R_PAGE_H
 #define _ASM_M32R_PAGE_H
 
+#include <linux/const.h>
+
 /* PAGE_SHIFT determines the page size */
 #define PAGE_SHIFT	12
-#define PAGE_SIZE	(1UL << PAGE_SHIFT)
+#define PAGE_SIZE	(_AC(1, UL) << PAGE_SHIFT)
 #define PAGE_MASK	(~(PAGE_SIZE-1))
 
 #ifndef __ASSEMBLY__
diff --git a/arch/m32r/include/asm/processor.h b/arch/m32r/include/asm/processor.h
index 1a997fc148a2..8397c249989b 100644
--- a/arch/m32r/include/asm/processor.h
+++ b/arch/m32r/include/asm/processor.h
@@ -140,8 +140,6 @@ unsigned long get_wchan(struct task_struct *p);
 #define KSTK_EIP(tsk)  ((tsk)->thread.lr)
 #define KSTK_ESP(tsk)  ((tsk)->thread.sp)
 
-#define THREAD_SIZE (2*PAGE_SIZE)
-
 #define cpu_relax()	barrier()
 
 #endif /* _ASM_M32R_PROCESSOR_H */
diff --git a/arch/m32r/include/asm/smp.h b/arch/m32r/include/asm/smp.h
index b96a6d2ffbc3..e67ded1aab91 100644
--- a/arch/m32r/include/asm/smp.h
+++ b/arch/m32r/include/asm/smp.h
@@ -88,7 +88,7 @@ extern void smp_send_timer(void);
 extern unsigned long send_IPI_mask_phys(cpumask_t, int, int);
 
 extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 
 #endif	/* not __ASSEMBLY__ */
 
diff --git a/arch/m32r/include/asm/thread_info.h b/arch/m32r/include/asm/thread_info.h
index 71578151a403..ed240b6e8e77 100644
--- a/arch/m32r/include/asm/thread_info.h
+++ b/arch/m32r/include/asm/thread_info.h
@@ -55,6 +55,8 @@ struct thread_info {
 
 #define PREEMPT_ACTIVE		0x10000000
 
+#define THREAD_SIZE (PAGE_SIZE << 1)
+
 /*
  * macros/functions for gaining access to the thread information structure
  */
@@ -76,8 +78,6 @@ struct thread_info {
 #define init_thread_info	(init_thread_union.thread_info)
 #define init_stack		(init_thread_union.stack)
 
-#define THREAD_SIZE (2*PAGE_SIZE)
-
 /* how to get the thread information struct from C */
 static inline struct thread_info *current_thread_info(void)
 {
@@ -125,17 +125,6 @@ static inline unsigned int get_thread_fault_code(void)
 	return ti->flags >> TI_FLAG_FAULT_CODE_SHIFT;
 }
 
-#else /* !__ASSEMBLY__ */
-
-#define THREAD_SIZE	8192
-
-/* how to get the thread information struct from ASM */
-#define GET_THREAD_INFO(reg)	GET_THREAD_INFO reg
-	.macro GET_THREAD_INFO reg
-	ldi	\reg, #-THREAD_SIZE
-	and	\reg, sp
-	.endm
-
 #endif
 
 /*
diff --git a/arch/m32r/kernel/entry.S b/arch/m32r/kernel/entry.S
index 612d35b082a6..403869833b98 100644
--- a/arch/m32r/kernel/entry.S
+++ b/arch/m32r/kernel/entry.S
@@ -118,6 +118,13 @@
 #define resume_kernel		restore_all
 #endif
 
+/* how to get the thread information struct from ASM */
+#define GET_THREAD_INFO(reg)	GET_THREAD_INFO reg
+	.macro GET_THREAD_INFO reg
+	ldi	\reg, #-THREAD_SIZE
+	and	\reg, sp
+	.endm
+
 ENTRY(ret_from_fork)
 	pop	r0
 	bl	schedule_tail
diff --git a/arch/m32r/kernel/head.S b/arch/m32r/kernel/head.S
index 0a7194439eb1..a46652dd83e6 100644
--- a/arch/m32r/kernel/head.S
+++ b/arch/m32r/kernel/head.S
@@ -268,13 +268,13 @@ ENTRY(empty_zero_page)
 /*------------------------------------------------------------------------
  * Stack area
  */
-	.section .spi
+	.section .init.data, "aw"
 	ALIGN
 	.global spi_stack_top
 	.zero	1024
 spi_stack_top:
 
-	.section .spu
+	.section .init.data, "aw"
 	ALIGN
 	.global spu_stack_top
 	.zero	1024
diff --git a/arch/m32r/kernel/init_task.c b/arch/m32r/kernel/init_task.c
index fce57e5d3f91..6c42d5f8df50 100644
--- a/arch/m32r/kernel/init_task.c
+++ b/arch/m32r/kernel/init_task.c
@@ -20,9 +20,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/m32r/kernel/m32r_ksyms.c b/arch/m32r/kernel/m32r_ksyms.c
index 22624b51d4d3..700570747a90 100644
--- a/arch/m32r/kernel/m32r_ksyms.c
+++ b/arch/m32r/kernel/m32r_ksyms.c
@@ -23,12 +23,6 @@ EXPORT_SYMBOL(__ioremap);
 EXPORT_SYMBOL(iounmap);
 EXPORT_SYMBOL(kernel_thread);
 
-/* Networking helper routines. */
-/* Delay loops */
-EXPORT_SYMBOL(__udelay);
-EXPORT_SYMBOL(__delay);
-EXPORT_SYMBOL(__const_udelay);
-
 EXPORT_SYMBOL(strncpy_from_user);
 EXPORT_SYMBOL(__strncpy_from_user);
 EXPORT_SYMBOL(clear_user);
diff --git a/arch/m32r/kernel/ptrace.c b/arch/m32r/kernel/ptrace.c
index 98b8feb12ed8..98682bba0ed9 100644
--- a/arch/m32r/kernel/ptrace.c
+++ b/arch/m32r/kernel/ptrace.c
@@ -77,7 +77,7 @@ static int ptrace_read_user(struct task_struct *tsk, unsigned long off,
 	struct user * dummy = NULL;
 #endif
 
-	if ((off & 3) || (off < 0) || (off > sizeof(struct user) - 3))
+	if ((off & 3) || off > sizeof(struct user) - 3)
 		return -EIO;
 
 	off >>= 2;
@@ -139,8 +139,7 @@ static int ptrace_write_user(struct task_struct *tsk, unsigned long off,
 	struct user * dummy = NULL;
 #endif
 
-	if ((off & 3) || off < 0 ||
-	    off > sizeof(struct user) - 3)
+	if ((off & 3) || off > sizeof(struct user) - 3)
 		return -EIO;
 
 	off >>= 2;
diff --git a/arch/m32r/kernel/smp.c b/arch/m32r/kernel/smp.c
index 929e5c9d3ad9..31cef20b2996 100644
--- a/arch/m32r/kernel/smp.c
+++ b/arch/m32r/kernel/smp.c
@@ -17,6 +17,7 @@
 
 #include <linux/irq.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
@@ -85,7 +86,7 @@ void smp_ipi_timer_interrupt(struct pt_regs *);
 void smp_local_timer_interrupt(void);
 
 static void send_IPI_allbutself(int, int);
-static void send_IPI_mask(cpumask_t, int, int);
+static void send_IPI_mask(const struct cpumask *, int, int);
 unsigned long send_IPI_mask_phys(cpumask_t, int, int);
 
 /*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*=*/
@@ -113,7 +114,7 @@ unsigned long send_IPI_mask_phys(cpumask_t, int, int);
 void smp_send_reschedule(int cpu_id)
 {
 	WARN_ON(cpu_is_offline(cpu_id));
-	send_IPI_mask(cpumask_of_cpu(cpu_id), RESCHEDULE_IPI, 1);
+	send_IPI_mask(cpumask_of(cpu_id), RESCHEDULE_IPI, 1);
 }
 
 /*==========================================================================*
@@ -168,7 +169,7 @@ void smp_flush_cache_all(void)
 	spin_lock(&flushcache_lock);
 	mask=cpus_addr(cpumask);
 	atomic_set_mask(*mask, (atomic_t *)&flushcache_cpumask);
-	send_IPI_mask(cpumask, INVALIDATE_CACHE_IPI, 0);
+	send_IPI_mask(&cpumask, INVALIDATE_CACHE_IPI, 0);
 	_flush_cache_copyback_all();
 	while (flushcache_cpumask)
 		mb();
@@ -264,7 +265,7 @@ void smp_flush_tlb_mm(struct mm_struct *mm)
 	preempt_disable();
 	cpu_id = smp_processor_id();
 	mmc = &mm->context[cpu_id];
-	cpu_mask = mm->cpu_vm_mask;
+	cpu_mask = *mm_cpumask(mm);
 	cpu_clear(cpu_id, cpu_mask);
 
 	if (*mmc != NO_CONTEXT) {
@@ -273,7 +274,7 @@ void smp_flush_tlb_mm(struct mm_struct *mm)
 		if (mm == current->mm)
 			activate_context(mm);
 		else
-			cpu_clear(cpu_id, mm->cpu_vm_mask);
+			cpumask_clear_cpu(cpu_id, mm_cpumask(mm));
 		local_irq_restore(flags);
 	}
 	if (!cpus_empty(cpu_mask))
@@ -334,7 +335,7 @@ void smp_flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
 	preempt_disable();
 	cpu_id = smp_processor_id();
 	mmc = &mm->context[cpu_id];
-	cpu_mask = mm->cpu_vm_mask;
+	cpu_mask = *mm_cpumask(mm);
 	cpu_clear(cpu_id, cpu_mask);
 
 #ifdef DEBUG_SMP
@@ -424,7 +425,7 @@ static void flush_tlb_others(cpumask_t cpumask, struct mm_struct *mm,
 	 * We have to send the IPI only to
 	 * CPUs affected.
 	 */
-	send_IPI_mask(cpumask, INVALIDATE_TLB_IPI, 0);
+	send_IPI_mask(&cpumask, INVALIDATE_TLB_IPI, 0);
 
 	while (!cpus_empty(flush_cpumask)) {
 		/* nothing. lockup detection does not belong here */
@@ -469,7 +470,7 @@ void smp_invalidate_interrupt(void)
 		if (flush_mm == current->active_mm)
 			activate_context(flush_mm);
 		else
-			cpu_clear(cpu_id, flush_mm->cpu_vm_mask);
+			cpumask_clear_cpu(cpu_id, mm_cpumask(flush_mm));
 	} else {
 		unsigned long va = flush_va;
 
@@ -546,14 +547,14 @@ static void stop_this_cpu(void *dummy)
 	for ( ; ; );
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	send_IPI_mask(mask, CALL_FUNCTION_IPI, 0);
 }
 
 void arch_send_call_function_single_ipi(int cpu)
 {
-	send_IPI_mask(cpumask_of_cpu(cpu), CALL_FUNC_SINGLE_IPI, 0);
+	send_IPI_mask(cpumask_of(cpu), CALL_FUNC_SINGLE_IPI, 0);
 }
 
 /*==========================================================================*
@@ -729,7 +730,7 @@ static void send_IPI_allbutself(int ipi_num, int try)
 	cpumask = cpu_online_map;
 	cpu_clear(smp_processor_id(), cpumask);
 
-	send_IPI_mask(cpumask, ipi_num, try);
+	send_IPI_mask(&cpumask, ipi_num, try);
 }
 
 /*==========================================================================*
@@ -752,7 +753,7 @@ static void send_IPI_allbutself(int ipi_num, int try)
  * ---------- --- --------------------------------------------------------
  *
  *==========================================================================*/
-static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try)
+static void send_IPI_mask(const struct cpumask *cpumask, int ipi_num, int try)
 {
 	cpumask_t physid_mask, tmp;
 	int cpu_id, phys_id;
@@ -761,11 +762,11 @@ static void send_IPI_mask(cpumask_t cpumask, int ipi_num, int try)
 	if (num_cpus <= 1)	/* NO MP */
 		return;
 
-	cpus_and(tmp, cpumask, cpu_online_map);
-	BUG_ON(!cpus_equal(cpumask, tmp));
+	cpumask_and(&tmp, cpumask, cpu_online_mask);
+	BUG_ON(!cpumask_equal(cpumask, &tmp));
 
 	physid_mask = CPU_MASK_NONE;
-	for_each_cpu_mask(cpu_id, cpumask){
+	for_each_cpu(cpu_id, cpumask) {
 		if ((phys_id = cpu_to_physid(cpu_id)) != -1)
 			cpu_set(phys_id, physid_mask);
 	}
@@ -805,7 +806,7 @@ unsigned long send_IPI_mask_phys(cpumask_t physid_mask, int ipi_num,
 
 	if (mask & ~physids_coerce(phys_cpu_present_map))
 		BUG();
-	if (ipi_num >= NR_IPIS)
+	if (ipi_num >= NR_IPIS || ipi_num < 0)
 		BUG();
 
 	mask <<= IPI_SHIFT;
diff --git a/arch/m32r/kernel/smpboot.c b/arch/m32r/kernel/smpboot.c
index 2547d6c4a827..e034844cfc0d 100644
--- a/arch/m32r/kernel/smpboot.c
+++ b/arch/m32r/kernel/smpboot.c
@@ -178,7 +178,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	for (phys_id = 0 ; phys_id < nr_cpu ; phys_id++)
 		physid_set(phys_id, phys_cpu_present_map);
 #ifndef CONFIG_HOTPLUG_CPU
-	cpu_present_map = cpu_possible_map;
+	init_cpu_present(&cpu_possible_map);
 #endif
 
 	show_mp_info(nr_cpu);
@@ -213,7 +213,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 		if (!physid_isset(phys_id, phys_cpu_present_map))
 			continue;
 
-		if ((max_cpus >= 0) && (max_cpus <= cpucount + 1))
+		if (max_cpus <= cpucount + 1)
 			continue;
 
 		do_boot_cpu(phys_id);
diff --git a/arch/m32r/kernel/time.c b/arch/m32r/kernel/time.c
index cada3ba4b990..9cedcef11575 100644
--- a/arch/m32r/kernel/time.c
+++ b/arch/m32r/kernel/time.c
@@ -33,6 +33,15 @@
 
 #include <asm/hw_irq.h>
 
+#if defined(CONFIG_RTC_DRV_CMOS) || defined(CONFIG_RTC_DRV_CMOS_MODULE)
+/* this needs a better home */
+DEFINE_SPINLOCK(rtc_lock);
+
+#ifdef CONFIG_RTC_DRV_CMOS_MODULE
+EXPORT_SYMBOL(rtc_lock);
+#endif
+#endif  /* pc-style 'CMOS' RTC support */
+
 #ifdef CONFIG_SMP
 extern void smp_local_timer_interrupt(void);
 #endif
@@ -48,7 +57,7 @@ extern void smp_local_timer_interrupt(void);
 
 static unsigned long latch;
 
-static unsigned long do_gettimeoffset(void)
+u32 arch_gettimeoffset(void)
 {
 	unsigned long  elapsed_time = 0;  /* [us] */
 
@@ -66,7 +75,7 @@ static unsigned long do_gettimeoffset(void)
 		count = 0;
 
 	count = (latch - count) * TICK_SIZE;
-	elapsed_time = (count + latch / 2) / latch;
+	elapsed_time = DIV_ROUND_CLOSEST(count, latch);
 	/* NOTE: LATCH is equal to the "interval" value (= reload count). */
 
 #else /* CONFIG_SMP */
@@ -84,7 +93,7 @@ static unsigned long do_gettimeoffset(void)
 	p_count = count;
 
 	count = (latch - count) * TICK_SIZE;
-	elapsed_time = (count + latch / 2) / latch;
+	elapsed_time = DIV_ROUND_CLOSEST(count, latch);
 	/* NOTE: LATCH is equal to the "interval" value (= reload count). */
 #endif /* CONFIG_SMP */
 #elif defined(CONFIG_CHIP_M32310)
@@ -93,78 +102,9 @@ static unsigned long do_gettimeoffset(void)
 #error no chip configuration
 #endif
 
-	return elapsed_time;
-}
-
-/*
- * This version of gettimeofday has near microsecond resolution.
- */
-void do_gettimeofday(struct timeval *tv)
-{
-	unsigned long seq;
-	unsigned long usec, sec;
-	unsigned long max_ntp_tick = tick_usec - tickadj;
-
-	do {
-		seq = read_seqbegin(&xtime_lock);
-
-		usec = do_gettimeoffset();
-
-		/*
-		 * If time_adjust is negative then NTP is slowing the clock
-		 * so make sure not to go into next possible interval.
-		 * Better to lose some accuracy than have time go backwards..
-		 */
-		if (unlikely(time_adjust < 0))
-			usec = min(usec, max_ntp_tick);
-
-		sec = xtime.tv_sec;
-		usec += (xtime.tv_nsec / 1000);
-	} while (read_seqretry(&xtime_lock, seq));
-
-	while (usec >= 1000000) {
-		usec -= 1000000;
-		sec++;
-	}
-
-	tv->tv_sec = sec;
-	tv->tv_usec = usec;
-}
-
-EXPORT_SYMBOL(do_gettimeofday);
-
-int do_settimeofday(struct timespec *tv)
-{
-	time_t wtm_sec, sec = tv->tv_sec;
- 	long wtm_nsec, nsec = tv->tv_nsec;
-
-	if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
-		return -EINVAL;
-
-	write_seqlock_irq(&xtime_lock);
-	/*
-	 * This is revolting. We need to set "xtime" correctly. However, the
-	 * value in this location is the value at the most recent update of
-	 * wall time.  Discover what correction gettimeofday() would have
-	 * made, and then undo it!
-	 */
-	nsec -= do_gettimeoffset() * NSEC_PER_USEC;
-
-	wtm_sec = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
-	wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
-	set_normalized_timespec(&xtime, sec, nsec);
-	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
-	ntp_clear();
-	write_sequnlock_irq(&xtime_lock);
-	clock_was_set();
-
-	return 0;
+	return elapsed_time * 1000;
 }
 
-EXPORT_SYMBOL(do_settimeofday);
-
 /*
  * In order to set the CMOS clock precisely, set_rtc_mmss has to be
  * called 500 ms after the second nowtime has started, because when
@@ -192,6 +132,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
 #ifndef CONFIG_SMP
 	profile_tick(CPU_PROFILING);
 #endif
+	/* XXX FIXME. Uh, the xtime_lock should be held here, no? */
 	do_timer(1);
 
 #ifndef CONFIG_SMP
@@ -270,7 +211,7 @@ void __init time_init(void)
 
 		bus_clock = boot_cpu_data.bus_clock;
 		divide = boot_cpu_data.timer_divide;
-		latch = (bus_clock/divide + HZ / 2) / HZ;
+		latch = DIV_ROUND_CLOSEST(bus_clock/divide, HZ);
 
 		printk("Timer start : latch = %ld\n", latch);
 
diff --git a/arch/m32r/kernel/traps.c b/arch/m32r/kernel/traps.c
index 03b14e55cd89..fbd109031df3 100644
--- a/arch/m32r/kernel/traps.c
+++ b/arch/m32r/kernel/traps.c
@@ -104,8 +104,8 @@ static void set_eit_vector_entries(void)
 	eit_vector[186] = (unsigned long)smp_call_function_interrupt;
 	eit_vector[187] = (unsigned long)smp_ipi_timer_interrupt;
 	eit_vector[188] = (unsigned long)smp_flush_cache_all_interrupt;
-	eit_vector[189] = (unsigned long)smp_call_function_single_interrupt;
-	eit_vector[190] = 0;
+	eit_vector[189] = 0;	/* CPU_BOOT_IPI */
+	eit_vector[190] = (unsigned long)smp_call_function_single_interrupt;
 	eit_vector[191] = 0;
 #endif
 	_flush_cache_copyback_all();
diff --git a/arch/m32r/kernel/vmlinux.lds.S b/arch/m32r/kernel/vmlinux.lds.S
index de5e21cca6a5..7da94eaa082b 100644
--- a/arch/m32r/kernel/vmlinux.lds.S
+++ b/arch/m32r/kernel/vmlinux.lds.S
@@ -4,6 +4,7 @@
 #include <asm-generic/vmlinux.lds.h>
 #include <asm/addrspace.h>
 #include <asm/page.h>
+#include <asm/thread_info.h>
 
 OUTPUT_ARCH(m32r)
 #if defined(__LITTLE_ENDIAN__)
@@ -40,83 +41,24 @@ SECTIONS
 #endif
   _etext = .;			/* End of text section */
 
-  . = ALIGN(16);		/* Exception table */
-  __start___ex_table = .;
-  __ex_table : { *(__ex_table) }
-  __stop___ex_table = .;
+  EXCEPTION_TABLE(16)
+  NOTES
 
   RODATA
-
-  /* writeable */
-  .data : {			/* Data */
-	*(.spu)
-	*(.spi)
-	DATA_DATA
-	CONSTRUCTORS
-	}
-
-  . = ALIGN(4096);
-  __nosave_begin = .;
-  .data_nosave : { *(.data.nosave) }
-  . = ALIGN(4096);
-  __nosave_end = .;
-
-  . = ALIGN(32);
-  .data.cacheline_aligned : { *(.data.cacheline_aligned) }
-
+  RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
   _edata = .;			/* End of data section */
 
-  . = ALIGN(8192);		/* init_task */
-  .data.init_task : { *(.data.init_task) }
-
   /* will be freed after init */
-  . = ALIGN(4096);		/* Init code and data */
+  . = ALIGN(PAGE_SIZE);		/* Init code and data */
   __init_begin = .;
-  .init.text : {
-	_sinittext = .;
-	INIT_TEXT
-	_einittext = .;
-  }
-  .init.data : { INIT_DATA }
-  . = ALIGN(16);
-  __setup_start = .;
-  .init.setup : { *(.init.setup) }
-  __setup_end = .;
-  __initcall_start = .;
-  .initcall.init : {
-	INITCALLS
-  }
-  __initcall_end = .;
-  __con_initcall_start = .;
-  .con_initcall.init : { *(.con_initcall.init) }
-  __con_initcall_end = .;
-  SECURITY_INIT
-  . = ALIGN(4);
-  __alt_instructions = .;
-  .altinstructions : { *(.altinstructions) }
-  __alt_instructions_end = .;
-  .altinstr_replacement : { *(.altinstr_replacement) }
-  /* .exit.text is discard at runtime, not link time, to deal with references
-     from .altinstructions and .eh_frame */
-  .exit.text : { EXIT_TEXT }
-  .exit.data : { EXIT_DATA }
-
-#ifdef CONFIG_BLK_DEV_INITRD
-  . = ALIGN(4096);
-  __initramfs_start = .;
-  .init.ramfs : { *(.init.ramfs) }
-  __initramfs_end = .;
-#endif
-
-  PERCPU(4096)
-  . = ALIGN(4096);
+  INIT_TEXT_SECTION(PAGE_SIZE)
+  INIT_DATA_SECTION(16)
+  PERCPU(PAGE_SIZE)
+  . = ALIGN(PAGE_SIZE);
   __init_end = .;
   /* freed after init ends here */
 
-  __bss_start = .;		/* BSS */
-  .bss : { *(.bss) }
-  . = ALIGN(4);
-  __bss_stop = .;
+  BSS_SECTION(0, 0, 4)
 
   _end = . ;
 
diff --git a/arch/m32r/lib/delay.c b/arch/m32r/lib/delay.c
index ced549be80f5..940f4837e42b 100644
--- a/arch/m32r/lib/delay.c
+++ b/arch/m32r/lib/delay.c
@@ -122,4 +122,8 @@ void __ndelay(unsigned long nsecs)
 {
 	__const_udelay(nsecs * 0x00005);  /* 2**32 / 1000000000 (rounded up) */
 }
+
+EXPORT_SYMBOL(__delay);
+EXPORT_SYMBOL(__const_udelay);
+EXPORT_SYMBOL(__udelay);
 EXPORT_SYMBOL(__ndelay);
diff --git a/arch/m32r/mm/discontig.c b/arch/m32r/mm/discontig.c
index b7a78ad429b7..5d2858f6eede 100644
--- a/arch/m32r/mm/discontig.c
+++ b/arch/m32r/mm/discontig.c
@@ -32,6 +32,9 @@ typedef struct {
 } mem_prof_t;
 static mem_prof_t mem_prof[MAX_NUMNODES];
 
+extern unsigned long memory_start;
+extern unsigned long memory_end;
+
 static void __init mem_prof_init(void)
 {
 	unsigned long start_pfn, holes, free_pfn;
@@ -42,7 +45,7 @@ static void __init mem_prof_init(void)
 	/* Node#0 SDRAM */
 	mp = &mem_prof[0];
 	mp->start_pfn = PFN_UP(CONFIG_MEMORY_START);
-	mp->pages = PFN_DOWN(CONFIG_MEMORY_SIZE);
+	mp->pages = PFN_DOWN(memory_end - memory_start);
 	mp->holes = 0;
 	mp->free_pfn = PFN_UP(__pa(_end));
 
diff --git a/arch/m32r/mm/init.c b/arch/m32r/mm/init.c
index 24d429f9358a..9f581df3952b 100644
--- a/arch/m32r/mm/init.c
+++ b/arch/m32r/mm/init.c
@@ -171,7 +171,7 @@ void __init mem_init(void)
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, "
 		"%dk reserved, %dk data, %dk init)\n",
-		(unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		num_physpages << (PAGE_SHIFT-10),
 		codesize >> 10,
 		reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/m32r/mm/mmu.S b/arch/m32r/mm/mmu.S
index 49a6d16a3d58..e9491a5ae827 100644
--- a/arch/m32r/mm/mmu.S
+++ b/arch/m32r/mm/mmu.S
@@ -150,9 +150,13 @@ ENTRY(tme_handler)
 
 	; pmd = pmd_offset(pgd, address);
 	ld	r3, @r3			; r3: pmd data
-	ldi	r2, #-4096
 	beqz	r3, 3f			; pmd_none(*pmd) ?
 
+	and3	r2, r3, #0xfff
+	add3	r2, r2, #-355		; _KERNPG_TABLE(=0x163)
+	bnez	r2, 3f			; pmd_bad(*pmd) ?
+	ldi	r2, #-4096
+
 	; pte = pte_offset(pmd, address);
 	and	r2, r3			; r2: pte base addr
 	srl3	r3, r0, #10
@@ -263,9 +267,9 @@ ENTRY(tme_handler)
 	ld	r1, @r3			; r1: pmd
 	beqz	r1, 3f			; pmd_none(*pmd) ?
 ;
-	and3	r1, r1, #0xeff
-	ldi	r4, #611		; _KERNPG_TABLE(=611)
-	bne	r1, r4, 3f		; !pmd_bad(*pmd) ?
+	and3	r1, r1, #0x3ff
+	ldi	r4, #0x163		; _KERNPG_TABLE(=0x163)
+	bne	r1, r4, 3f		; pmd_bad(*pmd) ?
 
 	.fillinsn
 4:
diff --git a/arch/m68k/Kconfig b/arch/m68k/Kconfig
index fb87c08c6b57..ecdc19a299b2 100644
--- a/arch/m68k/Kconfig
+++ b/arch/m68k/Kconfig
@@ -58,6 +58,12 @@ config HZ
 	int
 	default 100
 
+config GENERIC_TIME
+	def_bool y
+
+config ARCH_USES_GETTIMEOFFSET
+	def_bool y
+
 mainmenu "Linux/68k Kernel Configuration"
 
 source "init/Kconfig"
@@ -555,7 +561,7 @@ config HPAPCI
 
 config MVME147_SCC
 	bool "SCC support for MVME147 serial ports"
-	depends on MVME147
+	depends on MVME147 && BROKEN
 	help
 	  This is the driver for the serial ports on the Motorola MVME147
 	  boards.  Everyone using one of these boards should say Y here.
@@ -570,14 +576,14 @@ config SERIAL167
 
 config MVME162_SCC
 	bool "SCC support for MVME162 serial ports"
-	depends on MVME16x
+	depends on MVME16x && BROKEN
 	help
 	  This is the driver for the serial ports on the Motorola MVME162 and
 	  172 boards.  Everyone using one of these boards should say Y here.
 
 config BVME6000_SCC
 	bool "SCC support for BVME6000 serial ports"
-	depends on BVME6000
+	depends on BVME6000 && BROKEN
 	help
 	  This is the driver for the serial ports on the BVME4000 and BVME6000
 	  boards from BVM Ltd.  Everyone using one of these boards should say
diff --git a/arch/m68k/include/asm/mman.h b/arch/m68k/include/asm/mman.h
index 9f5c4c4b3c7b..8eebf89f5ab1 100644
--- a/arch/m68k/include/asm/mman.h
+++ b/arch/m68k/include/asm/mman.h
@@ -1,17 +1 @@
-#ifndef __M68K_MMAN_H__
-#define __M68K_MMAN_H__
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* __M68K_MMAN_H__ */
+#include <asm-generic/mman.h>
diff --git a/arch/m68k/include/asm/unistd.h b/arch/m68k/include/asm/unistd.h
index 946d8691f2b0..48b87f5ced50 100644
--- a/arch/m68k/include/asm/unistd.h
+++ b/arch/m68k/include/asm/unistd.h
@@ -335,7 +335,7 @@
 #define __NR_preadv		329
 #define __NR_pwritev		330
 #define __NR_rt_tgsigqueueinfo	331
-#define __NR_perf_counter_open	332
+#define __NR_perf_event_open	332
 
 #ifdef __KERNEL__
 
diff --git a/arch/m68k/install.sh b/arch/m68k/install.sh
index 9c6bae6112e3..57d640d4382c 100644
--- a/arch/m68k/install.sh
+++ b/arch/m68k/install.sh
@@ -33,8 +33,8 @@ verify "$3"
 
 # User may have a custom install script
 
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if [ -x /sbin/${CROSS_COMPILE}installkernel ]; then exec /sbin/${CROSS_COMPILE}installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install - same as make zlilo
 
diff --git a/arch/m68k/kernel/entry.S b/arch/m68k/kernel/entry.S
index 922f52e7ed1a..c5b33634c980 100644
--- a/arch/m68k/kernel/entry.S
+++ b/arch/m68k/kernel/entry.S
@@ -756,5 +756,5 @@ sys_call_table:
 	.long sys_preadv
 	.long sys_pwritev		/* 330 */
 	.long sys_rt_tgsigqueueinfo
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
 
diff --git a/arch/m68k/kernel/process.c b/arch/m68k/kernel/process.c
index 72bad65dba3a..41230c595a8e 100644
--- a/arch/m68k/kernel/process.c
+++ b/arch/m68k/kernel/process.c
@@ -42,9 +42,9 @@
  */
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-union thread_union init_thread_union
-__attribute__((section(".data.init_task"), aligned(THREAD_SIZE)))
-       = { INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data
+	__attribute__((aligned(THREAD_SIZE))) =
+		{ INIT_THREAD_INFO(init_task) };
 
 /* initial task structure */
 struct task_struct init_task = INIT_TASK(init_task);
diff --git a/arch/m68k/kernel/sys_m68k.c b/arch/m68k/kernel/sys_m68k.c
index 7f54efaf60bb..7deb402bfc75 100644
--- a/arch/m68k/kernel/sys_m68k.c
+++ b/arch/m68k/kernel/sys_m68k.c
@@ -20,7 +20,6 @@
 #include <linux/syscalls.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/ipc.h>
 
 #include <asm/setup.h>
diff --git a/arch/m68k/kernel/time.c b/arch/m68k/kernel/time.c
index 54d980795fc4..17dc2a31a7ca 100644
--- a/arch/m68k/kernel/time.c
+++ b/arch/m68k/kernel/time.c
@@ -91,77 +91,11 @@ void __init time_init(void)
 	mach_sched_init(timer_interrupt);
 }
 
-/*
- * This version of gettimeofday has near microsecond resolution.
- */
-void do_gettimeofday(struct timeval *tv)
+u32 arch_gettimeoffset(void)
 {
-	unsigned long flags;
-	unsigned long seq;
-	unsigned long usec, sec;
-	unsigned long max_ntp_tick = tick_usec - tickadj;
-
-	do {
-		seq = read_seqbegin_irqsave(&xtime_lock, flags);
-
-		usec = mach_gettimeoffset();
-
-		/*
-		 * If time_adjust is negative then NTP is slowing the clock
-		 * so make sure not to go into next possible interval.
-		 * Better to lose some accuracy than have time go backwards..
-		 */
-		if (unlikely(time_adjust < 0))
-			usec = min(usec, max_ntp_tick);
-
-		sec = xtime.tv_sec;
-		usec += xtime.tv_nsec/1000;
-	} while (read_seqretry_irqrestore(&xtime_lock, seq, flags));
-
-
-	while (usec >= 1000000) {
-		usec -= 1000000;
-		sec++;
-	}
-
-	tv->tv_sec = sec;
-	tv->tv_usec = usec;
-}
-
-EXPORT_SYMBOL(do_gettimeofday);
-
-int do_settimeofday(struct timespec *tv)
-{
-	time_t wtm_sec, sec = tv->tv_sec;
-	long wtm_nsec, nsec = tv->tv_nsec;
-
-	if ((unsigned long)tv->tv_nsec >= NSEC_PER_SEC)
-		return -EINVAL;
-
-	write_seqlock_irq(&xtime_lock);
-	/* This is revolting. We need to set the xtime.tv_nsec
-	 * correctly. However, the value in this location is
-	 * is value at the last tick.
-	 * Discover what correction gettimeofday
-	 * would have done, and then undo it!
-	 */
-	nsec -= 1000 * mach_gettimeoffset();
-
-	wtm_sec  = wall_to_monotonic.tv_sec + (xtime.tv_sec - sec);
-	wtm_nsec = wall_to_monotonic.tv_nsec + (xtime.tv_nsec - nsec);
-
-	set_normalized_timespec(&xtime, sec, nsec);
-	set_normalized_timespec(&wall_to_monotonic, wtm_sec, wtm_nsec);
-
-	ntp_clear();
-	write_sequnlock_irq(&xtime_lock);
-	clock_was_set();
-	return 0;
+	return mach_gettimeoffset() * 1000;
 }
 
-EXPORT_SYMBOL(do_settimeofday);
-
-
 static int __init rtc_init(void)
 {
 	struct platform_device *pdev;
diff --git a/arch/m68k/mm/init.c b/arch/m68k/mm/init.c
index 0007b2adf3a3..774549accd2d 100644
--- a/arch/m68k/mm/init.c
+++ b/arch/m68k/mm/init.c
@@ -126,7 +126,7 @@ void __init mem_init(void)
 #endif
 
 	printk("Memory: %luk/%luk available (%dk kernel code, %dk data, %dk init)\n",
-	       (unsigned long)nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       totalram_pages << (PAGE_SHIFT-10),
 	       codepages << (PAGE_SHIFT-10),
 	       datapages << (PAGE_SHIFT-10),
diff --git a/arch/m68knommu/kernel/asm-offsets.c b/arch/m68knommu/kernel/asm-offsets.c
index 594ee0e657fe..9a8876f715d8 100644
--- a/arch/m68knommu/kernel/asm-offsets.c
+++ b/arch/m68knommu/kernel/asm-offsets.c
@@ -45,25 +45,25 @@ int main(void)
 	DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate));
 
 	/* offsets into the pt_regs */
-	DEFINE(PT_D0, offsetof(struct pt_regs, d0));
-	DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0));
-	DEFINE(PT_D1, offsetof(struct pt_regs, d1));
-	DEFINE(PT_D2, offsetof(struct pt_regs, d2));
-	DEFINE(PT_D3, offsetof(struct pt_regs, d3));
-	DEFINE(PT_D4, offsetof(struct pt_regs, d4));
-	DEFINE(PT_D5, offsetof(struct pt_regs, d5));
-	DEFINE(PT_A0, offsetof(struct pt_regs, a0));
-	DEFINE(PT_A1, offsetof(struct pt_regs, a1));
-	DEFINE(PT_A2, offsetof(struct pt_regs, a2));
-	DEFINE(PT_PC, offsetof(struct pt_regs, pc));
-	DEFINE(PT_SR, offsetof(struct pt_regs, sr));
+	DEFINE(PT_OFF_D0, offsetof(struct pt_regs, d0));
+	DEFINE(PT_OFF_ORIG_D0, offsetof(struct pt_regs, orig_d0));
+	DEFINE(PT_OFF_D1, offsetof(struct pt_regs, d1));
+	DEFINE(PT_OFF_D2, offsetof(struct pt_regs, d2));
+	DEFINE(PT_OFF_D3, offsetof(struct pt_regs, d3));
+	DEFINE(PT_OFF_D4, offsetof(struct pt_regs, d4));
+	DEFINE(PT_OFF_D5, offsetof(struct pt_regs, d5));
+	DEFINE(PT_OFF_A0, offsetof(struct pt_regs, a0));
+	DEFINE(PT_OFF_A1, offsetof(struct pt_regs, a1));
+	DEFINE(PT_OFF_A2, offsetof(struct pt_regs, a2));
+	DEFINE(PT_OFF_PC, offsetof(struct pt_regs, pc));
+	DEFINE(PT_OFF_SR, offsetof(struct pt_regs, sr));
 
 #ifdef CONFIG_COLDFIRE
 	/* bitfields are a bit difficult */
-	DEFINE(PT_FORMATVEC, offsetof(struct pt_regs, sr) - 2);
+	DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, sr) - 2);
 #else
 	/* bitfields are a bit difficult */
-	DEFINE(PT_VECTOR, offsetof(struct pt_regs, pc) + 4);
+	DEFINE(PT_OFF_VECTOR, offsetof(struct pt_regs, pc) + 4);
 #endif
 
 	/* signal defines */
diff --git a/arch/m68knommu/kernel/entry.S b/arch/m68knommu/kernel/entry.S
index f56faa5c9cd9..56043ade3941 100644
--- a/arch/m68knommu/kernel/entry.S
+++ b/arch/m68knommu/kernel/entry.S
@@ -46,7 +46,7 @@
 ENTRY(buserr)
 	SAVE_ALL
 	moveq	#-1,%d0
-	movel	%d0,%sp@(PT_ORIG_D0)
+	movel	%d0,%sp@(PT_OFF_ORIG_D0)
 	movel	%sp,%sp@- 		/* stack frame pointer argument */
 	jsr	buserr_c
 	addql	#4,%sp
@@ -55,7 +55,7 @@ ENTRY(buserr)
 ENTRY(trap)
 	SAVE_ALL
 	moveq	#-1,%d0
-	movel	%d0,%sp@(PT_ORIG_D0)
+	movel	%d0,%sp@(PT_OFF_ORIG_D0)
 	movel	%sp,%sp@- 		/* stack frame pointer argument */
 	jsr	trap_c
 	addql	#4,%sp
@@ -67,7 +67,7 @@ ENTRY(trap)
 ENTRY(dbginterrupt)
 	SAVE_ALL
 	moveq	#-1,%d0
-	movel	%d0,%sp@(PT_ORIG_D0)
+	movel	%d0,%sp@(PT_OFF_ORIG_D0)
 	movel	%sp,%sp@- 		/* stack frame pointer argument */
 	jsr	dbginterrupt_c
 	addql	#4,%sp
diff --git a/arch/m68knommu/kernel/init_task.c b/arch/m68knommu/kernel/init_task.c
index 45e97a207fed..cbf9dc3cc51d 100644
--- a/arch/m68knommu/kernel/init_task.c
+++ b/arch/m68knommu/kernel/init_task.c
@@ -31,7 +31,6 @@ EXPORT_SYMBOL(init_task);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
diff --git a/arch/m68knommu/kernel/sys_m68k.c b/arch/m68knommu/kernel/sys_m68k.c
index 700281638629..efdd090778a3 100644
--- a/arch/m68knommu/kernel/sys_m68k.c
+++ b/arch/m68knommu/kernel/sys_m68k.c
@@ -17,7 +17,6 @@
 #include <linux/syscalls.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/ipc.h>
 #include <linux/fs.h>
 
diff --git a/arch/m68knommu/kernel/syscalltable.S b/arch/m68knommu/kernel/syscalltable.S
index 0ae123e08985..23535cc415ae 100644
--- a/arch/m68knommu/kernel/syscalltable.S
+++ b/arch/m68knommu/kernel/syscalltable.S
@@ -350,7 +350,7 @@ ENTRY(sys_call_table)
 	.long sys_preadv
 	.long sys_pwritev		/* 330 */
 	.long sys_rt_tgsigqueueinfo
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
 
 	.rept NR_syscalls-(.-sys_call_table)/4
 		.long sys_ni_syscall
diff --git a/arch/m68knommu/mm/init.c b/arch/m68knommu/mm/init.c
index b1703c67a4f1..f3236d0b522d 100644
--- a/arch/m68knommu/mm/init.c
+++ b/arch/m68knommu/mm/init.c
@@ -162,7 +162,7 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 		totalram_pages++;
 		pages++;
 	}
-	printk (KERN_NOTICE "Freeing initrd memory: %dk freed\n", pages);
+	printk (KERN_NOTICE "Freeing initrd memory: %dk freed\n", pages * (PAGE_SIZE / 1024));
 }
 #endif
 
diff --git a/arch/m68knommu/platform/5206e/config.c b/arch/m68knommu/platform/5206e/config.c
index 0f41ba82a3b5..942397984c66 100644
--- a/arch/m68knommu/platform/5206e/config.c
+++ b/arch/m68knommu/platform/5206e/config.c
@@ -17,7 +17,6 @@
 #include <asm/mcfsim.h>
 #include <asm/mcfuart.h>
 #include <asm/mcfdma.h>
-#include <asm/mcfuart.h>
 
 /***************************************************************************/
 
diff --git a/arch/m68knommu/platform/68328/entry.S b/arch/m68knommu/platform/68328/entry.S
index b1aef72f3baf..9d80d2c42866 100644
--- a/arch/m68knommu/platform/68328/entry.S
+++ b/arch/m68knommu/platform/68328/entry.S
@@ -39,17 +39,17 @@
 .globl inthandler7
 
 badsys:
-	movel	#-ENOSYS,%sp@(PT_D0)
+	movel	#-ENOSYS,%sp@(PT_OFF_D0)
 	jra	ret_from_exception
 
 do_trace:
-	movel	#-ENOSYS,%sp@(PT_D0)	/* needed for strace*/
+	movel	#-ENOSYS,%sp@(PT_OFF_D0)	/* needed for strace*/
 	subql	#4,%sp
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
 	RESTORE_SWITCH_STACK
 	addql	#4,%sp
-	movel	%sp@(PT_ORIG_D0),%d1
+	movel	%sp@(PT_OFF_ORIG_D0),%d1
 	movel	#-ENOSYS,%d0
 	cmpl	#NR_syscalls,%d1
 	jcc	1f
@@ -57,7 +57,7 @@ do_trace:
 	lea	sys_call_table, %a0
 	jbsr	%a0@(%d1)
 
-1:	movel	%d0,%sp@(PT_D0)		/* save the return value */
+1:	movel	%d0,%sp@(PT_OFF_D0)		/* save the return value */
 	subql	#4,%sp			/* dummy return address */
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
@@ -75,7 +75,7 @@ ENTRY(system_call)
 	jbsr    set_esp0
 	addql   #4,%sp
 
-	movel	%sp@(PT_ORIG_D0),%d0
+	movel	%sp@(PT_OFF_ORIG_D0),%d0
 
 	movel	%sp,%d1			/* get thread_info pointer */
 	andl	#-THREAD_SIZE,%d1
@@ -88,10 +88,10 @@ ENTRY(system_call)
 	lea	sys_call_table,%a0
 	movel	%a0@(%d0), %a0
 	jbsr	%a0@
-	movel	%d0,%sp@(PT_D0)		/* save the return value*/
+	movel	%d0,%sp@(PT_OFF_D0)		/* save the return value*/
 
 ret_from_exception:
-	btst	#5,%sp@(PT_SR)		/* check if returning to kernel*/
+	btst	#5,%sp@(PT_OFF_SR)		/* check if returning to kernel*/
 	jeq	Luser_return		/* if so, skip resched, signals*/
 
 Lkernel_return:
@@ -133,7 +133,7 @@ Lreturn:
  */
 inthandler1:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -144,7 +144,7 @@ inthandler1:
 
 inthandler2:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -155,7 +155,7 @@ inthandler2:
 
 inthandler3:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -166,7 +166,7 @@ inthandler3:
 
 inthandler4:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -177,7 +177,7 @@ inthandler4:
 
 inthandler5:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -188,7 +188,7 @@ inthandler5:
 
 inthandler6:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -199,7 +199,7 @@ inthandler6:
 
 inthandler7:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -210,7 +210,7 @@ inthandler7:
 
 inthandler:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and	#0x3ff, %d0
 
 	movel	%sp,%sp@-
@@ -224,7 +224,7 @@ ret_from_interrupt:
 2:
 	RESTORE_ALL
 1:
-	moveb	%sp@(PT_SR), %d0
+	moveb	%sp@(PT_OFF_SR), %d0
 	and	#7, %d0
 	jhi	2b
 
diff --git a/arch/m68knommu/platform/68360/entry.S b/arch/m68knommu/platform/68360/entry.S
index 55dfefe38642..6d3460a39cac 100644
--- a/arch/m68knommu/platform/68360/entry.S
+++ b/arch/m68knommu/platform/68360/entry.S
@@ -35,17 +35,17 @@
 .globl inthandler
 
 badsys:
-	movel	#-ENOSYS,%sp@(PT_D0)
+	movel	#-ENOSYS,%sp@(PT_OFF_D0)
 	jra	ret_from_exception
 
 do_trace:
-	movel	#-ENOSYS,%sp@(PT_D0)	/* needed for strace*/
+	movel	#-ENOSYS,%sp@(PT_OFF_D0) /* needed for strace*/
 	subql	#4,%sp
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
 	RESTORE_SWITCH_STACK
 	addql	#4,%sp
-	movel	%sp@(PT_ORIG_D0),%d1
+	movel	%sp@(PT_OFF_ORIG_D0),%d1
 	movel	#-ENOSYS,%d0
 	cmpl	#NR_syscalls,%d1
 	jcc	1f
@@ -53,7 +53,7 @@ do_trace:
 	lea	sys_call_table, %a0
 	jbsr	%a0@(%d1)
 
-1:	movel	%d0,%sp@(PT_D0)		/* save the return value */
+1:	movel	%d0,%sp@(PT_OFF_D0)	/* save the return value */
 	subql	#4,%sp			/* dummy return address */
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
@@ -79,10 +79,10 @@ ENTRY(system_call)
 	lea	sys_call_table,%a0
 	movel	%a0@(%d0), %a0
 	jbsr	%a0@
-	movel	%d0,%sp@(PT_D0)		/* save the return value*/
+	movel	%d0,%sp@(PT_OFF_D0)	/* save the return value*/
 
 ret_from_exception:
-	btst	#5,%sp@(PT_SR)		/* check if returning to kernel*/
+	btst	#5,%sp@(PT_OFF_SR)	/* check if returning to kernel*/
 	jeq	Luser_return		/* if so, skip resched, signals*/
 
 Lkernel_return:
@@ -124,7 +124,7 @@ Lreturn:
  */
 inthandler:
 	SAVE_ALL
-	movew	%sp@(PT_VECTOR), %d0
+	movew	%sp@(PT_OFF_VECTOR), %d0
 	and.l	#0x3ff, %d0
 	lsr.l   #0x02,  %d0
 
@@ -139,7 +139,7 @@ ret_from_interrupt:
 2:
 	RESTORE_ALL
 1:
-	moveb	%sp@(PT_SR), %d0
+	moveb	%sp@(PT_OFF_SR), %d0
 	and	#7, %d0
 	jhi	2b
 	/* check if we need to do software interrupts */
diff --git a/arch/m68knommu/platform/coldfire/entry.S b/arch/m68knommu/platform/coldfire/entry.S
index 3b471c0da24a..dd7d591f70ea 100644
--- a/arch/m68knommu/platform/coldfire/entry.S
+++ b/arch/m68knommu/platform/coldfire/entry.S
@@ -81,11 +81,11 @@ ENTRY(system_call)
 
 	movel	%d3,%a0
 	jbsr	%a0@
-	movel	%d0,%sp@(PT_D0)		/* save the return value */
+	movel	%d0,%sp@(PT_OFF_D0)	/* save the return value */
 	jra	ret_from_exception
 1:
-	movel	#-ENOSYS,%d2		/* strace needs -ENOSYS in PT_D0 */
-	movel	%d2,PT_D0(%sp)		/* on syscall entry */
+	movel	#-ENOSYS,%d2		/* strace needs -ENOSYS in PT_OFF_D0 */
+	movel	%d2,PT_OFF_D0(%sp)	/* on syscall entry */
 	subql	#4,%sp
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
@@ -93,7 +93,7 @@ ENTRY(system_call)
 	addql	#4,%sp
 	movel	%d3,%a0
 	jbsr	%a0@
-	movel	%d0,%sp@(PT_D0)		/* save the return value */
+	movel	%d0,%sp@(PT_OFF_D0)		/* save the return value */
 	subql	#4,%sp			/* dummy return address */
 	SAVE_SWITCH_STACK
 	jbsr	syscall_trace
@@ -104,7 +104,7 @@ ret_from_signal:
 
 ret_from_exception:
 	move	#0x2700,%sr		/* disable intrs */
-	btst	#5,%sp@(PT_SR)		/* check if returning to kernel */
+	btst	#5,%sp@(PT_OFF_SR)	/* check if returning to kernel */
 	jeq	Luser_return		/* if so, skip resched, signals */
 
 #ifdef CONFIG_PREEMPT
@@ -142,8 +142,8 @@ Luser_return:
 Lreturn:
 	move	#0x2700,%sr		/* disable intrs */
 	movel	sw_usp,%a0		/* get usp */
-	movel	%sp@(PT_PC),%a0@-	/* copy exception program counter */
-	movel	%sp@(PT_FORMATVEC),%a0@-/* copy exception format/vector/sr */
+	movel	%sp@(PT_OFF_PC),%a0@-	/* copy exception program counter */
+	movel	%sp@(PT_OFF_FORMATVEC),%a0@- /* copy exception format/vector/sr */
 	moveml	%sp@,%d1-%d5/%a0-%a2
 	lea	%sp@(32),%sp		/* space for 8 regs */
 	movel	%sp@+,%d0
@@ -181,9 +181,9 @@ Lsignal_return:
 ENTRY(inthandler)
 	SAVE_ALL
 	moveq	#-1,%d0
-	movel	%d0,%sp@(PT_ORIG_D0)
+	movel	%d0,%sp@(PT_OFF_ORIG_D0)
 
-	movew	%sp@(PT_FORMATVEC),%d0	/* put exception # in d0 */
+	movew	%sp@(PT_OFF_FORMATVEC),%d0 /* put exception # in d0 */
 	andl	#0x03fc,%d0		/* mask out vector only */
 
 	movel	%sp,%sp@-		/* push regs arg */
@@ -203,7 +203,7 @@ ENTRY(inthandler)
 ENTRY(fasthandler)
 	SAVE_LOCAL
 
-	movew	%sp@(PT_FORMATVEC),%d0
+	movew	%sp@(PT_OFF_FORMATVEC),%d0
 	andl	#0x03fc,%d0		/* mask out vector only */
 
 	movel	%sp,%sp@-		/* push regs arg */
diff --git a/arch/microblaze/Kconfig b/arch/microblaze/Kconfig
index 2db722d80d4d..bbd8327f1890 100644
--- a/arch/microblaze/Kconfig
+++ b/arch/microblaze/Kconfig
@@ -6,6 +6,7 @@ mainmenu "Linux/Microblaze Kernel Configuration"
 config MICROBLAZE
 	def_bool y
 	select HAVE_LMB
+	select USB_ARCH_HAS_EHCI
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 
 config SWAP
diff --git a/arch/microblaze/Makefile b/arch/microblaze/Makefile
index 8439598d4655..34187354304a 100644
--- a/arch/microblaze/Makefile
+++ b/arch/microblaze/Makefile
@@ -37,12 +37,12 @@ CPUFLAGS-$(CONFIG_XILINX_MICROBLAZE0_USE_PCMP_INSTR) += -mxl-pattern-compare
 CPUFLAGS-1 += $(call cc-option,-mcpu=v$(CPU_VER))
 
 # r31 holds current when in kernel mode
-KBUILD_KERNEL += -ffixed-r31 $(CPUFLAGS-1) $(CPUFLAGS-2)
+KBUILD_CFLAGS += -ffixed-r31 $(CPUFLAGS-1) $(CPUFLAGS-2)
 
 LDFLAGS		:=
 LDFLAGS_vmlinux	:=
 
-LIBGCC := $(shell $(CC) $(KBUILD_KERNEL) -print-libgcc-file-name)
+LIBGCC := $(shell $(CC) $(KBUILD_CFLAGS) -print-libgcc-file-name)
 
 head-y := arch/microblaze/kernel/head.o
 libs-y += arch/microblaze/lib/
@@ -53,22 +53,41 @@ core-y += arch/microblaze/platform/
 
 boot := arch/microblaze/boot
 
+# Are we making a simpleImage.<boardname> target? If so, crack out the boardname
+DTB:=$(subst simpleImage.,,$(filter simpleImage.%, $(MAKECMDGOALS)))
+
+ifneq ($(DTB),)
+	core-y	+= $(boot)/
+endif
+
 # defines filename extension depending memory management type
 ifeq ($(CONFIG_MMU),)
 MMU := -nommu
 endif
 
-export MMU
+export MMU DTB
 
 all: linux.bin
 
+BOOT_TARGETS = linux.bin linux.bin.gz simpleImage.%
+
 archclean:
 	$(Q)$(MAKE) $(clean)=$(boot)
 
-linux.bin linux.bin.gz: vmlinux
+$(BOOT_TARGETS): vmlinux
 	$(Q)$(MAKE) $(build)=$(boot) $(boot)/$@
 
 define archhelp
-  echo  '* linux.bin    - Create raw binary'
-  echo  '  linux.bin.gz - Create compressed raw binary'
+  echo '* linux.bin    - Create raw binary'
+  echo '  linux.bin.gz - Create compressed raw binary'
+  echo '  simpleImage.<dt> - ELF image with $(arch)/boot/dts/<dt>.dts linked in'
+  echo '                   - stripped elf with fdt blob
+  echo '  simpleImage.<dt>.unstrip - full ELF image with fdt blob'
+  echo '  *_defconfig      - Select default config from arch/microblaze/configs'
+  echo ''
+  echo '  Targets with <dt> embed a device tree blob inside the image'
+  echo '  These targets support board with firmware that does not'
+  echo '  support passing a device tree directly. Replace <dt> with the'
+  echo '  name of a dts file from the arch/microblaze/boot/dts/ directory'
+  echo '  (minus the .dts extension).'
 endef
diff --git a/arch/microblaze/boot/Makefile b/arch/microblaze/boot/Makefile
index c2bb043a029d..21f13322a4ca 100644
--- a/arch/microblaze/boot/Makefile
+++ b/arch/microblaze/boot/Makefile
@@ -2,10 +2,24 @@
 # arch/microblaze/boot/Makefile
 #
 
-targets := linux.bin linux.bin.gz
+obj-y += linked_dtb.o
+
+targets := linux.bin linux.bin.gz simpleImage.%
 
 OBJCOPYFLAGS_linux.bin  := -O binary
 
+# Where the DTS files live
+dtstree         := $(srctree)/$(src)/dts
+
+# Ensure system.dtb exists
+$(obj)/linked_dtb.o: $(obj)/system.dtb
+
+# Generate system.dtb from $(DTB).dtb
+ifneq ($(DTB),system)
+$(obj)/system.dtb: $(obj)/$(DTB).dtb
+	$(call if_changed,cp)
+endif
+
 $(obj)/linux.bin: vmlinux FORCE
 	[ -n $(CONFIG_INITRAMFS_SOURCE) ] && [ ! -e $(CONFIG_INITRAMFS_SOURCE) ] && \
 	touch $(CONFIG_INITRAMFS_SOURCE) || echo "No CPIO image"
@@ -16,4 +30,27 @@ $(obj)/linux.bin.gz: $(obj)/linux.bin FORCE
 	$(call if_changed,gzip)
 	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
 
-clean-kernel += linux.bin linux.bin.gz
+quiet_cmd_cp = CP      $< $@$2
+	cmd_cp = cat $< >$@$2 || (rm -f $@ && echo false)
+
+quiet_cmd_strip = STRIP   $@
+      cmd_strip = $(STRIP) -K _start -K _end -K __log_buf -K _fdt_start vmlinux -o $@
+
+$(obj)/simpleImage.%: vmlinux FORCE
+	$(call if_changed,cp,.unstrip)
+	$(call if_changed,strip)
+	@echo 'Kernel: $@ is ready' ' (#'`cat .version`')'
+
+# Rule to build device tree blobs
+DTC = $(objtree)/scripts/dtc/dtc
+
+# Rule to build device tree blobs
+quiet_cmd_dtc = DTC     $@
+	cmd_dtc = $(DTC) -O dtb -o $(obj)/$*.dtb -b 0 -p 1024 $(dtstree)/$*.dts
+
+$(obj)/%.dtb: $(dtstree)/%.dts FORCE
+	$(call if_changed,dtc)
+
+clean-kernel += linux.bin linux.bin.gz simpleImage.*
+
+clean-files += *.dtb
diff --git a/arch/microblaze/boot/dts/system.dts b/arch/microblaze/boot/dts/system.dts
new file mode 120000
index 000000000000..7cb657892f21
--- /dev/null
+++ b/arch/microblaze/boot/dts/system.dts
@@ -0,0 +1 @@
+../../platform/generic/system.dts
\ No newline at end of file
diff --git a/arch/microblaze/boot/linked_dtb.S b/arch/microblaze/boot/linked_dtb.S
new file mode 100644
index 000000000000..cb2b537aebee
--- /dev/null
+++ b/arch/microblaze/boot/linked_dtb.S
@@ -0,0 +1,3 @@
+.section __fdt_blob,"a"
+.incbin "arch/microblaze/boot/system.dtb"
+
diff --git a/arch/microblaze/configs/mmu_defconfig b/arch/microblaze/configs/mmu_defconfig
index 09c32962b66f..bb7c374713ad 100644
--- a/arch/microblaze/configs/mmu_defconfig
+++ b/arch/microblaze/configs/mmu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc6
-# Tue Aug 18 11:00:02 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 10:28:50 2009
 #
 CONFIG_MICROBLAZE=y
 # CONFIG_SWAP is not set
@@ -42,11 +42,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
@@ -260,6 +261,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -357,12 +359,10 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_KS8842 is not set
+CONFIG_XILINX_EMACLITE=y
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -460,6 +460,7 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_DISPLAY_SUPPORT is not set
 # CONFIG_SOUND is not set
 # CONFIG_USB_SUPPORT is not set
+CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -488,6 +489,7 @@ CONFIG_EXT2_FS=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -546,7 +548,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -671,18 +672,20 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 # CONFIG_PAGE_POISONING is not set
 # CONFIG_SAMPLES is not set
 # CONFIG_KMEMCHECK is not set
 CONFIG_EARLY_PRINTK=y
-CONFIG_HEART_BEAT=y
+# CONFIG_HEART_BEAT is not set
 CONFIG_DEBUG_BOOTMEM=y
 
 #
@@ -697,7 +700,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -729,11 +731,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/microblaze/configs/nommu_defconfig b/arch/microblaze/configs/nommu_defconfig
index 8b638615a972..adb839bab704 100644
--- a/arch/microblaze/configs/nommu_defconfig
+++ b/arch/microblaze/configs/nommu_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc6
-# Tue Aug 18 10:35:30 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 10:29:43 2009
 #
 CONFIG_MICROBLAZE=y
 # CONFIG_SWAP is not set
@@ -44,11 +44,12 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
@@ -243,6 +244,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -272,6 +274,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -279,7 +282,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -304,6 +306,7 @@ CONFIG_MTD_PARTITIONS=y
 # CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
+# CONFIG_MTD_OF_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
 
 #
@@ -349,6 +352,7 @@ CONFIG_MTD_RAM=y
 #
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 # CONFIG_MTD_PHYSMAP is not set
+# CONFIG_MTD_PHYSMAP_OF is not set
 CONFIG_MTD_UCLINUX=y
 # CONFIG_MTD_PLATRAM is not set
 
@@ -429,12 +433,10 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_KS8842 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -535,7 +537,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 # CONFIG_USB_ARCH_HAS_OHCI is not set
-# CONFIG_USB_ARCH_HAS_EHCI is not set
+CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_USB is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
@@ -579,6 +581,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -639,7 +642,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -710,18 +712,20 @@ CONFIG_DEBUG_INFO=y
 CONFIG_DEBUG_LIST=y
 CONFIG_DEBUG_SG=y
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_BOOT_PRINTK_DELAY is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 # CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_EARLY_PRINTK=y
-CONFIG_HEART_BEAT=y
+# CONFIG_HEART_BEAT is not set
 # CONFIG_DEBUG_BOOTMEM is not set
 
 #
@@ -736,7 +740,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -768,11 +771,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/microblaze/include/asm/asm-compat.h b/arch/microblaze/include/asm/asm-compat.h
new file mode 100644
index 000000000000..e7bc9dc11b57
--- /dev/null
+++ b/arch/microblaze/include/asm/asm-compat.h
@@ -0,0 +1,17 @@
+#ifndef _ASM_MICROBLAZE_ASM_COMPAT_H
+#define _ASM_MICROBLAZE_ASM_COMPAT_H
+
+#include <asm/types.h>
+
+#ifdef __ASSEMBLY__
+#  define stringify_in_c(...)	__VA_ARGS__
+#  define ASM_CONST(x)		x
+#else
+/* This version of stringify will deal with commas... */
+#  define __stringify_in_c(...)	#__VA_ARGS__
+#  define stringify_in_c(...)	__stringify_in_c(__VA_ARGS__) " "
+#  define __ASM_CONST(x)	x##UL
+#  define ASM_CONST(x)		__ASM_CONST(x)
+#endif
+
+#endif /* _ASM_MICROBLAZE_ASM_COMPAT_H */
diff --git a/arch/microblaze/include/asm/io.h b/arch/microblaze/include/asm/io.h
index 7c3ec13b44d8..fc9997b73c09 100644
--- a/arch/microblaze/include/asm/io.h
+++ b/arch/microblaze/include/asm/io.h
@@ -210,6 +210,9 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
 #define in_be32(a) __raw_readl((const void __iomem __force *)(a))
 #define in_be16(a) __raw_readw(a)
 
+#define writel_be(v, a)	out_be32((__force unsigned *)a, v)
+#define readl_be(a)	in_be32((__force unsigned *)a)
+
 /*
  * Little endian
  */
diff --git a/arch/microblaze/include/asm/ipc.h b/arch/microblaze/include/asm/ipc.h
deleted file mode 100644
index a46e3d9c2a3f..000000000000
--- a/arch/microblaze/include/asm/ipc.h
+++ /dev/null
@@ -1 +0,0 @@
-#include <asm-generic/ipc.h>
diff --git a/arch/microblaze/include/asm/page.h b/arch/microblaze/include/asm/page.h
index 72aceae88680..880c988c2237 100644
--- a/arch/microblaze/include/asm/page.h
+++ b/arch/microblaze/include/asm/page.h
@@ -17,6 +17,7 @@
 
 #include <linux/pfn.h>
 #include <asm/setup.h>
+#include <asm/asm-compat.h>
 #include <linux/const.h>
 
 #ifdef __KERNEL__
@@ -26,6 +27,8 @@
 #define PAGE_SIZE	(_AC(1, UL) << PAGE_SHIFT)
 #define PAGE_MASK	(~(PAGE_SIZE-1))
 
+#define LOAD_OFFSET	ASM_CONST((CONFIG_KERNEL_START-CONFIG_KERNEL_BASE_ADDR))
+
 #ifndef __ASSEMBLY__
 
 #define PAGE_UP(addr)	(((addr)+((PAGE_SIZE)-1))&(~((PAGE_SIZE)-1)))
diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h
index 27f8dafd8c34..ed67c9ed15b8 100644
--- a/arch/microblaze/include/asm/setup.h
+++ b/arch/microblaze/include/asm/setup.h
@@ -38,7 +38,7 @@ extern void early_console_reg_tlb_alloc(unsigned int addr);
 void time_init(void);
 void init_IRQ(void);
 void machine_early_init(const char *cmdline, unsigned int ram,
-						unsigned int fdt);
+			unsigned int fdt, unsigned int msr);
 
 void machine_restart(char *cmd);
 void machine_shutdown(void);
diff --git a/arch/microblaze/include/asm/syscall.h b/arch/microblaze/include/asm/syscall.h
new file mode 100644
index 000000000000..048dfcd8d89d
--- /dev/null
+++ b/arch/microblaze/include/asm/syscall.h
@@ -0,0 +1,99 @@
+#ifndef __ASM_MICROBLAZE_SYSCALL_H
+#define __ASM_MICROBLAZE_SYSCALL_H
+
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <asm/ptrace.h>
+
+/* The system call number is given by the user in R12 */
+static inline long syscall_get_nr(struct task_struct *task,
+				  struct pt_regs *regs)
+{
+	return regs->r12;
+}
+
+static inline void syscall_rollback(struct task_struct *task,
+				    struct pt_regs *regs)
+{
+	/* TODO.  */
+}
+
+static inline long syscall_get_error(struct task_struct *task,
+				     struct pt_regs *regs)
+{
+	return IS_ERR_VALUE(regs->r3) ? regs->r3 : 0;
+}
+
+static inline long syscall_get_return_value(struct task_struct *task,
+					    struct pt_regs *regs)
+{
+	return regs->r3;
+}
+
+static inline void syscall_set_return_value(struct task_struct *task,
+					    struct pt_regs *regs,
+					    int error, long val)
+{
+	if (error)
+		regs->r3 = -error;
+	else
+		regs->r3 = val;
+}
+
+static inline microblaze_reg_t microblaze_get_syscall_arg(struct pt_regs *regs,
+							  unsigned int n)
+{
+	switch (n) {
+	case 5: return regs->r10;
+	case 4: return regs->r9;
+	case 3: return regs->r8;
+	case 2: return regs->r7;
+	case 1: return regs->r6;
+	case 0: return regs->r5;
+	default:
+		BUG();
+	}
+	return ~0;
+}
+
+static inline void microblaze_set_syscall_arg(struct pt_regs *regs,
+					      unsigned int n,
+					      unsigned long val)
+{
+	switch (n) {
+	case 5:
+		regs->r10 = val;
+	case 4:
+		regs->r9 = val;
+	case 3:
+		regs->r8 = val;
+	case 2:
+		regs->r7 = val;
+	case 1:
+		regs->r6 = val;
+	case 0:
+		regs->r5 = val;
+	default:
+		BUG();
+	}
+}
+
+static inline void syscall_get_arguments(struct task_struct *task,
+					 struct pt_regs *regs,
+					 unsigned int i, unsigned int n,
+					 unsigned long *args)
+{
+	while (n--)
+		*args++ = microblaze_get_syscall_arg(regs, i++);
+}
+
+static inline void syscall_set_arguments(struct task_struct *task,
+					 struct pt_regs *regs,
+					 unsigned int i, unsigned int n,
+					 const unsigned long *args)
+{
+	while (n--)
+		microblaze_set_syscall_arg(regs, i++, *args++);
+}
+
+#endif /* __ASM_MICROBLAZE_SYSCALL_H */
diff --git a/arch/microblaze/include/asm/unistd.h b/arch/microblaze/include/asm/unistd.h
index 0b852327c0e7..cb05a07e55e9 100644
--- a/arch/microblaze/include/asm/unistd.h
+++ b/arch/microblaze/include/asm/unistd.h
@@ -381,7 +381,7 @@
 #define __NR_preadv		363 /* new */
 #define __NR_pwritev		364 /* new */
 #define __NR_rt_tgsigqueueinfo	365 /* new */
-#define __NR_perf_counter_open	366 /* new */
+#define __NR_perf_event_open	366 /* new */
 
 #define __NR_syscalls		367
 
diff --git a/arch/microblaze/kernel/cpu/cpuinfo.c b/arch/microblaze/kernel/cpu/cpuinfo.c
index c411c6757deb..3539babc1c18 100644
--- a/arch/microblaze/kernel/cpu/cpuinfo.c
+++ b/arch/microblaze/kernel/cpu/cpuinfo.c
@@ -28,6 +28,7 @@ const struct cpu_ver_key cpu_ver_lookup[] = {
 	{"7.10.d", 0x0b},
 	{"7.20.a", 0x0c},
 	{"7.20.b", 0x0d},
+	{"7.20.c", 0x0e},
 	/* FIXME There is no keycode defined in MBV for these versions */
 	{"2.10.a", 0x10},
 	{"3.00.a", 0x20},
@@ -49,6 +50,8 @@ const struct family_string_key family_string_lookup[] = {
 	{"spartan3a", 0xa},
 	{"spartan3an", 0xb},
 	{"spartan3adsp", 0xc},
+	{"spartan6", 0xd},
+	{"virtex6", 0xe},
 	/* FIXME There is no key code defined for spartan2 */
 	{"spartan2", 0xf0},
 	{NULL, 0},
diff --git a/arch/microblaze/kernel/entry.S b/arch/microblaze/kernel/entry.S
index c7353e79f4a2..e3ecb36dd554 100644
--- a/arch/microblaze/kernel/entry.S
+++ b/arch/microblaze/kernel/entry.S
@@ -308,38 +308,69 @@ C_ENTRY(_user_exception):
 	swi	r12, r1, PTO+PT_R0;
 	tovirt(r1,r1)
 
-	la	r15, r0, ret_from_trap-8
 /* where the trap should return need -8 to adjust for rtsd r15, 8*/
 /* Jump to the appropriate function for the system call number in r12
  * (r12 is not preserved), or return an error if r12 is not valid. The LP
  * register should point to the location where
  * the called function should return.  [note that MAKE_SYS_CALL uses label 1] */
-	/* See if the system call number is valid.  */
+
+	# Step into virtual mode.
+	set_vms;
+	addik	r11, r0, 3f
+	rtid	r11, 0
+	nop
+3:
+	add	r11, r0, CURRENT_TASK	 /* Get current task ptr into r11 */
+	lwi	r11, r11, TS_THREAD_INFO /* get thread info */
+	lwi	r11, r11, TI_FLAGS	 /* get flags in thread info */
+	andi	r11, r11, _TIF_WORK_SYSCALL_MASK
+	beqi	r11, 4f
+
+	addik	r3, r0, -ENOSYS
+	swi	r3, r1, PTO + PT_R3
+	brlid	r15, do_syscall_trace_enter
+	addik	r5, r1, PTO + PT_R0
+
+	# do_syscall_trace_enter returns the new syscall nr.
+	addk	r12, r0, r3
+	lwi	r5, r1, PTO+PT_R5;
+	lwi	r6, r1, PTO+PT_R6;
+	lwi	r7, r1, PTO+PT_R7;
+	lwi	r8, r1, PTO+PT_R8;
+	lwi	r9, r1, PTO+PT_R9;
+	lwi	r10, r1, PTO+PT_R10;
+4:
+/* Jump to the appropriate function for the system call number in r12
+ * (r12 is not preserved), or return an error if r12 is not valid.
+ * The LP register should point to the location where the called function
+ * should return.  [note that MAKE_SYS_CALL uses label 1] */
+	/* See if the system call number is valid */
 	addi	r11, r12, -__NR_syscalls;
-	bgei	r11,1f;
+	bgei	r11,5f;
 	/* Figure out which function to use for this system call.  */
 	/* Note Microblaze barrel shift is optional, so don't rely on it */
 	add	r12, r12, r12;			/* convert num -> ptr */
 	add	r12, r12, r12;
 
 	/* Trac syscalls and stored them to r0_ram */
-	lwi	r3, r12, 0x400 + TOPHYS(r0_ram)
+	lwi	r3, r12, 0x400 + r0_ram
 	addi	r3, r3, 1
-	swi	r3, r12, 0x400 + TOPHYS(r0_ram)
+	swi	r3, r12, 0x400 + r0_ram
+
+	# Find and jump into the syscall handler.
+	lwi	r12, r12, sys_call_table
+	/* where the trap should return need -8 to adjust for rtsd r15, 8 */
+	la	r15, r0, ret_from_trap-8
+	bra	r12
 
-	lwi	r12, r12, TOPHYS(sys_call_table); /* Function ptr */
-	/* Make the system call.  to r12*/
-	set_vms;
-	rtid	r12, 0;
-	nop;
 	/* The syscall number is invalid, return an error.  */
-1:	VM_ON;	/* RETURN() expects virtual mode*/
+5:
 	addi	r3, r0, -ENOSYS;
 	rtsd	r15,8;		/* looks like a normal subroutine return */
 	or 	r0, r0, r0
 
 
-/* Entry point used to return from a syscall/trap.  */
+/* Entry point used to return from a syscall/trap */
 /* We re-enable BIP bit before state restore */
 C_ENTRY(ret_from_trap):
 	set_bip;			/*  Ints masked for state restore*/
@@ -349,6 +380,23 @@ C_ENTRY(ret_from_trap):
 
 	/* We're returning to user mode, so check for various conditions that
 	 * trigger rescheduling. */
+	# FIXME: Restructure all these flag checks.
+	add	r11, r0, CURRENT_TASK;	/* Get current task ptr into r11 */
+	lwi	r11, r11, TS_THREAD_INFO;	/* get thread info */
+	lwi	r11, r11, TI_FLAGS;		/* get flags in thread info */
+	andi	r11, r11, _TIF_WORK_SYSCALL_MASK
+	beqi	r11, 1f
+
+	swi	r3, r1, PTO + PT_R3
+	swi	r4, r1, PTO + PT_R4
+	brlid	r15, do_syscall_trace_leave
+	addik	r5, r1, PTO + PT_R0
+	lwi	r3, r1, PTO + PT_R3
+	lwi	r4, r1, PTO + PT_R4
+1:
+
+	/* We're returning to user mode, so check for various conditions that
+	 * trigger rescheduling. */
 	/* Get current task ptr into r11 */
 	add	r11, r0, CURRENT_TASK;	/* Get current task ptr into r11 */
 	lwi	r11, r11, TS_THREAD_INFO;	/* get thread info */
@@ -544,6 +592,8 @@ C_ENTRY(full_exception_trap):
 	nop
 	mfs	r7, rfsr;		/* save FSR */
 	nop
+	mts	rfsr, r0;	/* Clear sticky fsr */
+	nop
 	la	r12, r0, full_exception
 	set_vms;
 	rtbd	r12, 0;
diff --git a/arch/microblaze/kernel/exceptions.c b/arch/microblaze/kernel/exceptions.c
index 0cb64a31e89a..d9f70f83097f 100644
--- a/arch/microblaze/kernel/exceptions.c
+++ b/arch/microblaze/kernel/exceptions.c
@@ -72,7 +72,8 @@ asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
 #endif
 
 #if 0
-	printk(KERN_WARNING "Exception %02x in %s mode, FSR=%08x PC=%08x ESR=%08x\n",
+	printk(KERN_WARNING "Exception %02x in %s mode, FSR=%08x PC=%08x " \
+							"ESR=%08x\n",
 			type, user_mode(regs) ? "user" : "kernel", fsr,
 			(unsigned int) regs->pc, (unsigned int) regs->esr);
 #endif
@@ -80,42 +81,50 @@ asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
 	switch (type & 0x1F) {
 	case MICROBLAZE_ILL_OPCODE_EXCEPTION:
 		if (user_mode(regs)) {
-			printk(KERN_WARNING "Illegal opcode exception in user mode.\n");
+			pr_debug(KERN_WARNING "Illegal opcode exception " \
+							"in user mode.\n");
 			_exception(SIGILL, regs, ILL_ILLOPC, addr);
 			return;
 		}
-		printk(KERN_WARNING "Illegal opcode exception in kernel mode.\n");
+		printk(KERN_WARNING "Illegal opcode exception " \
+							"in kernel mode.\n");
 		die("opcode exception", regs, SIGBUS);
 		break;
 	case MICROBLAZE_IBUS_EXCEPTION:
 		if (user_mode(regs)) {
-			printk(KERN_WARNING "Instruction bus error exception in user mode.\n");
+			pr_debug(KERN_WARNING "Instruction bus error " \
+						"exception in user mode.\n");
 			_exception(SIGBUS, regs, BUS_ADRERR, addr);
 			return;
 		}
-		printk(KERN_WARNING "Instruction bus error exception in kernel mode.\n");
+		printk(KERN_WARNING "Instruction bus error exception " \
+							"in kernel mode.\n");
 		die("bus exception", regs, SIGBUS);
 		break;
 	case MICROBLAZE_DBUS_EXCEPTION:
 		if (user_mode(regs)) {
-			printk(KERN_WARNING "Data bus error exception in user mode.\n");
+			pr_debug(KERN_WARNING "Data bus error exception " \
+							"in user mode.\n");
 			_exception(SIGBUS, regs, BUS_ADRERR, addr);
 			return;
 		}
-		printk(KERN_WARNING "Data bus error exception in kernel mode.\n");
+		printk(KERN_WARNING "Data bus error exception " \
+							"in kernel mode.\n");
 		die("bus exception", regs, SIGBUS);
 		break;
 	case MICROBLAZE_DIV_ZERO_EXCEPTION:
 		if (user_mode(regs)) {
-			printk(KERN_WARNING "Divide by zero exception in user mode\n");
-			_exception(SIGILL, regs, ILL_ILLOPC, addr);
+			pr_debug(KERN_WARNING "Divide by zero exception " \
+							"in user mode\n");
+			_exception(SIGILL, regs, FPE_INTDIV, addr);
 			return;
 		}
-		printk(KERN_WARNING "Divide by zero exception in kernel mode.\n");
+		printk(KERN_WARNING "Divide by zero exception " \
+							"in kernel mode.\n");
 		die("Divide by exception", regs, SIGBUS);
 		break;
 	case MICROBLAZE_FPU_EXCEPTION:
-		printk(KERN_WARNING "FPU exception\n");
+		pr_debug(KERN_WARNING "FPU exception\n");
 		/* IEEE FP exception */
 		/* I removed fsr variable and use code var for storing fsr */
 		if (fsr & FSR_IO)
@@ -133,7 +142,7 @@ asmlinkage void full_exception(struct pt_regs *regs, unsigned int type,
 
 #ifdef CONFIG_MMU
 	case MICROBLAZE_PRIVILEGED_EXCEPTION:
-		printk(KERN_WARNING "Privileged exception\n");
+		pr_debug(KERN_WARNING "Privileged exception\n");
 		/* "brk r0,r0" - used as debug breakpoint */
 		if (get_user(code, (unsigned long *)regs->pc) == 0
 			&& code == 0x980c0000) {
diff --git a/arch/microblaze/kernel/head.S b/arch/microblaze/kernel/head.S
index e41c6ce2a7be..697ce3007f30 100644
--- a/arch/microblaze/kernel/head.S
+++ b/arch/microblaze/kernel/head.S
@@ -54,6 +54,16 @@ ENTRY(_start)
 	mfs	r1, rmsr
 	andi	r1, r1, ~2
 	mts	rmsr, r1
+/*
+ * Here is checking mechanism which check if Microblaze has msr instructions
+ * We load msr and compare it with previous r1 value - if is the same,
+ * msr instructions works if not - cpu don't have them.
+ */
+	/* r8=0 - I have msr instr, 1 - I don't have them */
+	rsubi	r0, r0, 1	/* set the carry bit */
+	msrclr	r0, 0x4		/* try to clear it */
+	/* read the carry bit, r8 will be '0' if msrclr exists */
+	addik	r8, r0, 0
 
 /* r7 may point to an FDT, or there may be one linked in.
    if it's in r7, we've got to save it away ASAP.
@@ -209,8 +219,8 @@ start_here:
 	 * Please see $(ARCH)/mach-$(SUBARCH)/setup.c for
 	 * the function.
 	 */
-	la	r8, r0, machine_early_init
-	brald	r15, r8
+	la	r9, r0, machine_early_init
+	brald	r15, r9
 	nop
 
 #ifndef CONFIG_MMU
diff --git a/arch/microblaze/kernel/hw_exception_handler.S b/arch/microblaze/kernel/hw_exception_handler.S
index 3288c9737671..2b86c03aa841 100644
--- a/arch/microblaze/kernel/hw_exception_handler.S
+++ b/arch/microblaze/kernel/hw_exception_handler.S
@@ -84,9 +84,10 @@
 #define NUM_TO_REG(num)		r ## num
 
 #ifdef CONFIG_MMU
-/* FIXME you can't change first load of MSR because there is
- * hardcoded jump bri 4 */
 	#define RESTORE_STATE			\
+		lwi	r5, r1, 0;		\
+		mts	rmsr, r5;		\
+		nop;				\
 		lwi	r3, r1, PT_R3;		\
 		lwi	r4, r1, PT_R4;		\
 		lwi	r5, r1, PT_R5;		\
@@ -309,6 +310,9 @@ _hw_exception_handler:
 	lwi	r31, r0, TOPHYS(PER_CPU(CURRENT_SAVE)) /* get saved current */
 #endif
 
+	mfs	r5, rmsr;
+	nop
+	swi	r5, r1, 0;
 	mfs	r3, resr
 	nop
 	mfs	r4, rear;
@@ -380,6 +384,8 @@ handle_other_ex: /* Handle Other exceptions here */
 	addk	r8, r17, r0; /* Load exception address */
 	bralid	r15, full_exception; /* Branch to the handler */
 	nop;
+	mts	rfsr, r0;	/* Clear sticky fsr */
+	nop
 
 	/*
 	 * Trigger execution of the signal handler by enabling
diff --git a/arch/microblaze/kernel/init_task.c b/arch/microblaze/kernel/init_task.c
index 67da22579b62..b5d711f94ff8 100644
--- a/arch/microblaze/kernel/init_task.c
+++ b/arch/microblaze/kernel/init_task.c
@@ -19,9 +19,8 @@
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
 
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 struct task_struct init_task = INIT_TASK(init_task);
 EXPORT_SYMBOL(init_task);
diff --git a/arch/microblaze/kernel/process.c b/arch/microblaze/kernel/process.c
index 00b12c6d5326..c592d475b3d8 100644
--- a/arch/microblaze/kernel/process.c
+++ b/arch/microblaze/kernel/process.c
@@ -235,6 +235,9 @@ void start_thread(struct pt_regs *regs, unsigned long pc, unsigned long usp)
 	regs->pc = pc;
 	regs->r1 = usp;
 	regs->pt_mode = 0;
+#ifdef CONFIG_MMU
+	regs->msr |= MSR_UMS;
+#endif
 }
 
 #ifdef CONFIG_MMU
diff --git a/arch/microblaze/kernel/ptrace.c b/arch/microblaze/kernel/ptrace.c
index 53ff39af6a5c..4b3ac32754de 100644
--- a/arch/microblaze/kernel/ptrace.c
+++ b/arch/microblaze/kernel/ptrace.c
@@ -29,6 +29,10 @@
 #include <linux/sched.h>
 #include <linux/ptrace.h>
 #include <linux/signal.h>
+#include <linux/elf.h>
+#include <linux/audit.h>
+#include <linux/seccomp.h>
+#include <linux/tracehook.h>
 
 #include <linux/errno.h>
 #include <asm/processor.h>
@@ -174,6 +178,64 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 	return rval;
 }
 
+asmlinkage long do_syscall_trace_enter(struct pt_regs *regs)
+{
+	long ret = 0;
+
+	secure_computing(regs->r12);
+
+	if (test_thread_flag(TIF_SYSCALL_TRACE) &&
+	    tracehook_report_syscall_entry(regs))
+		/*
+		 * Tracing decided this syscall should not happen.
+		 * We'll return a bogus call number to get an ENOSYS
+		 * error, but leave the original number in regs->regs[0].
+		 */
+		ret = -1L;
+
+	if (unlikely(current->audit_context))
+		audit_syscall_entry(EM_XILINX_MICROBLAZE, regs->r12,
+				    regs->r5, regs->r6,
+				    regs->r7, regs->r8);
+
+	return ret ?: regs->r12;
+}
+
+asmlinkage void do_syscall_trace_leave(struct pt_regs *regs)
+{
+	int step;
+
+	if (unlikely(current->audit_context))
+		audit_syscall_exit(AUDITSC_RESULT(regs->r3), regs->r3);
+
+	step = test_thread_flag(TIF_SINGLESTEP);
+	if (step || test_thread_flag(TIF_SYSCALL_TRACE))
+		tracehook_report_syscall_exit(regs, step);
+}
+
+#if 0
+static asmlinkage void syscall_trace(void)
+{
+	if (!test_thread_flag(TIF_SYSCALL_TRACE))
+		return;
+	if (!(current->ptrace & PT_PTRACED))
+		return;
+	/* The 0x80 provides a way for the tracing parent to distinguish
+	 between a syscall stop and SIGTRAP delivery */
+	ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
+				? 0x80 : 0));
+	/*
+	 * this isn't the same as continuing with a signal, but it will do
+	 * for normal use. strace only continues with a signal if the
+	 * stopping signal is not SIGTRAP. -brl
+	 */
+	if (current->exit_code) {
+		send_sig(current->exit_code, current, 1);
+		current->exit_code = 0;
+	}
+}
+#endif
+
 void ptrace_disable(struct task_struct *child)
 {
 	/* nothing to do */
diff --git a/arch/microblaze/kernel/setup.c b/arch/microblaze/kernel/setup.c
index 2a97bf513b64..8c1e0f4dcf18 100644
--- a/arch/microblaze/kernel/setup.c
+++ b/arch/microblaze/kernel/setup.c
@@ -94,7 +94,7 @@ inline unsigned get_romfs_len(unsigned *addr)
 #endif	/* CONFIG_MTD_UCLINUX_EBSS */
 
 void __init machine_early_init(const char *cmdline, unsigned int ram,
-		unsigned int fdt)
+		unsigned int fdt, unsigned int msr)
 {
 	unsigned long *src, *dst = (unsigned long *)0x0;
 
@@ -157,6 +157,16 @@ void __init machine_early_init(const char *cmdline, unsigned int ram,
 	early_printk("New klimit: 0x%08x\n", (unsigned)klimit);
 #endif
 
+#if CONFIG_XILINX_MICROBLAZE0_USE_MSR_INSTR
+	if (msr)
+		early_printk("!!!Your kernel has setup MSR instruction but "
+				"CPU don't have it %d\n", msr);
+#else
+	if (!msr)
+		early_printk("!!!Your kernel not setup MSR instruction but "
+				"CPU have it %d\n", msr);
+#endif
+
 	for (src = __ivt_start; src < __ivt_end; src++, dst++)
 		*dst = *src;
 
diff --git a/arch/microblaze/kernel/sys_microblaze.c b/arch/microblaze/kernel/sys_microblaze.c
index b96f1682bb24..07cabed4b947 100644
--- a/arch/microblaze/kernel/sys_microblaze.c
+++ b/arch/microblaze/kernel/sys_microblaze.c
@@ -23,7 +23,6 @@
 #include <linux/mman.h>
 #include <linux/sys.h>
 #include <linux/ipc.h>
-#include <linux/utsname.h>
 #include <linux/file.h>
 #include <linux/module.h>
 #include <linux/err.h>
diff --git a/arch/microblaze/kernel/syscall_table.S b/arch/microblaze/kernel/syscall_table.S
index 457216097dfd..ecec19155135 100644
--- a/arch/microblaze/kernel/syscall_table.S
+++ b/arch/microblaze/kernel/syscall_table.S
@@ -370,4 +370,4 @@ ENTRY(sys_call_table)
 	.long sys_ni_syscall
 	.long sys_ni_syscall
 	.long sys_rt_tgsigqueueinfo	/* 365 */
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
diff --git a/arch/microblaze/kernel/vmlinux.lds.S b/arch/microblaze/kernel/vmlinux.lds.S
index ec5fa91a48d8..e704188d7855 100644
--- a/arch/microblaze/kernel/vmlinux.lds.S
+++ b/arch/microblaze/kernel/vmlinux.lds.S
@@ -12,13 +12,16 @@ OUTPUT_FORMAT("elf32-microblaze", "elf32-microblaze", "elf32-microblaze")
 OUTPUT_ARCH(microblaze)
 ENTRY(_start)
 
+#include <asm/page.h>
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/thread_info.h>
 
 jiffies = jiffies_64 + 4;
 
 SECTIONS {
 	. = CONFIG_KERNEL_START;
-	.text : {
+	_start = CONFIG_KERNEL_BASE_ADDR;
+	.text : AT(ADDR(.text) - LOAD_OFFSET) {
 		_text = . ;
 		_stext = . ;
 		*(.text .text.*)
@@ -33,24 +36,22 @@ SECTIONS {
 	}
 
 	. = ALIGN (4) ;
-	_fdt_start = . ; /* place for fdt blob */
-	. = . + 0x4000;
-	_fdt_end = . ;
+	__fdt_blob : AT(ADDR(__fdt_blob) - LOAD_OFFSET) {
+		_fdt_start = . ;		/* place for fdt blob */
+		*(__fdt_blob) ;			/* Any link-placed DTB */
+	        . = _fdt_start + 0x4000;	/* Pad up to 16kbyte */
+		_fdt_end = . ;
+	}
 
 	. = ALIGN(16);
 	RODATA
-	. = ALIGN(16);
-	__ex_table : {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	}
+	EXCEPTION_TABLE(16)
 
 	/*
 	 * sdata2 section can go anywhere, but must be word aligned
 	 * and SDA2_BASE must point to the middle of it
 	 */
-	.sdata2 : {
+	.sdata2 : AT(ADDR(.sdata2) - LOAD_OFFSET) {
 		_ssrw = .;
 		. = ALIGN(4096); /* page aligned when MMU used - origin 0x8 */
 		*(.sdata2)
@@ -61,12 +62,7 @@ SECTIONS {
 	}
 
 	_sdata = . ;
-	.data ALIGN (4096) : { /* page aligned when MMU used - origin 0x4 */
-		DATA_DATA
-		CONSTRUCTORS
-	}
-	. = ALIGN(32);
-	.data.cacheline_aligned : { *(.data.cacheline_aligned) }
+	RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
 	_edata = . ;
 
 	/* Reserve some low RAM for r0 based memory references */
@@ -74,18 +70,14 @@ SECTIONS {
 	r0_ram = . ;
 	. = . +  4096;	/* a page should be enough */
 
-	/* The initial task */
-	. = ALIGN(8192);
-	.data.init_task : { *(.data.init_task) }
-
 	/* Under the microblaze ABI, .sdata and .sbss must be contiguous */
 	. = ALIGN(8);
-	.sdata : {
+	.sdata : AT(ADDR(.sdata) - LOAD_OFFSET) {
 		_ssro = .;
 		*(.sdata)
 	}
 
-	.sbss :	{
+	.sbss :	AT(ADDR(.sbss) - LOAD_OFFSET) {
 		_ssbss = .;
 		*(.sbss)
 		_esbss = .;
@@ -96,47 +88,36 @@ SECTIONS {
 
 	__init_begin = .;
 
-	. = ALIGN(4096);
-	.init.text : {
-		_sinittext = . ;
-		INIT_TEXT
-		_einittext = .;
-	}
+	INIT_TEXT_SECTION(PAGE_SIZE)
 
-	.init.data : {
+	.init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {
 		INIT_DATA
 	}
 
 	. = ALIGN(4);
-	.init.ivt : {
+	.init.ivt : AT(ADDR(.init.ivt) - LOAD_OFFSET) {
 		__ivt_start = .;
 		*(.init.ivt)
 		__ivt_end = .;
 	}
 
-	.init.setup : {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
+	.init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
+		INIT_SETUP(0)
 	}
 
-	.initcall.init : {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
+	.initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET ) {
+		INIT_CALLS
 	}
 
-	.con_initcall.init : {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
+	.con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
+		CON_INITCALL
 	}
 
 	SECURITY_INIT
 
 	__init_end_before_initramfs = .;
 
-	.init.ramfs ALIGN(4096) : {
+	.init.ramfs ALIGN(4096) : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
 		__initramfs_start = .;
 		*(.init.ramfs)
 		__initramfs_end = .;
@@ -152,7 +133,8 @@ SECTIONS {
 	}
 	__init_end = .;
 
-	.bss ALIGN (4096) : { /* page aligned when MMU used */
+	.bss ALIGN (4096) : AT(ADDR(.bss) - LOAD_OFFSET) {
+		/* page aligned when MMU used */
 		__bss_start = . ;
 			*(.bss*)
 			*(COMMON)
diff --git a/arch/microblaze/mm/init.c b/arch/microblaze/mm/init.c
index f207f1a94dbc..a44892e7cd5b 100644
--- a/arch/microblaze/mm/init.c
+++ b/arch/microblaze/mm/init.c
@@ -180,7 +180,8 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 		totalram_pages++;
 		pages++;
 	}
-	printk(KERN_NOTICE "Freeing initrd memory: %dk freed\n", pages);
+	printk(KERN_NOTICE "Freeing initrd memory: %dk freed\n",
+					(int)(pages * (PAGE_SIZE / 1024)));
 }
 #endif
 
@@ -204,7 +205,7 @@ void __init mem_init(void)
 	totalram_pages += free_all_bootmem();
 
 	printk(KERN_INFO "Memory: %luk/%luk available\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       num_physpages << (PAGE_SHIFT-10));
 #ifdef CONFIG_MMU
 	mem_init_done = 1;
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig
index 705a7a9170f3..1aad0d9f5074 100644
--- a/arch/mips/Kconfig
+++ b/arch/mips/Kconfig
@@ -1,6 +1,7 @@
 config MIPS
 	bool
 	default y
+	select HAVE_GENERIC_DMA_COHERENT
 	select HAVE_IDE
 	select HAVE_OPROFILE
 	select HAVE_ARCH_KGDB
@@ -1012,9 +1013,9 @@ config BOOT_ELF32
 
 config MIPS_L1_CACHE_SHIFT
 	int
-	default "4" if MACH_DECSTATION || MIKROTIK_RB532
+	default "4" if MACH_DECSTATION || MIKROTIK_RB532 || PMC_MSP4200_EVAL
+	default "6" if MIPS_CPU_SCACHE
 	default "7" if SGI_IP22 || SGI_IP27 || SGI_IP28 || SNI_RM || CPU_CAVIUM_OCTEON
-	default "4" if PMC_MSP4200_EVAL
 	default "5"
 
 config HAVE_STD_PC_SERIAL_PORT
diff --git a/arch/mips/Makefile b/arch/mips/Makefile
index c825b14b4ed0..77f5021218d3 100644
--- a/arch/mips/Makefile
+++ b/arch/mips/Makefile
@@ -627,16 +627,6 @@ endif
 cflags-y			+= -I$(srctree)/arch/mips/include/asm/mach-generic
 drivers-$(CONFIG_PCI)		+= arch/mips/pci/
 
-ifdef CONFIG_32BIT
-ifdef CONFIG_CPU_LITTLE_ENDIAN
-JIFFIES			= jiffies_64
-else
-JIFFIES			= jiffies_64 + 4
-endif
-else
-JIFFIES			= jiffies_64
-endif
-
 #
 # Automatically detect the build format. By default we choose
 # the elf format according to the load address.
@@ -660,8 +650,9 @@ ifdef CONFIG_64BIT
 endif
 
 KBUILD_AFLAGS	+= $(cflags-y)
-KBUILD_CFLAGS	+= $(cflags-y) \
-			-D"VMLINUX_LOAD_ADDRESS=$(load-y)"
+KBUILD_CFLAGS	+= $(cflags-y)
+KBUILD_CPPFLAGS += -D"VMLINUX_LOAD_ADDRESS=$(load-y)"
+KBUILD_CPPFLAGS += -D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
 
 LDFLAGS			+= -m $(ld-emul)
 
@@ -676,18 +667,6 @@ endif
 
 OBJCOPYFLAGS		+= --remove-section=.reginfo
 
-#
-# Choosing incompatible machines durings configuration will result in
-# error messages during linking.  Select a default linkscript if
-# none has been choosen above.
-#
-
-CPPFLAGS_vmlinux.lds := \
-	$(KBUILD_CFLAGS) \
-	-D"LOADADDR=$(load-y)" \
-	-D"JIFFIES=$(JIFFIES)" \
-	-D"DATAOFFSET=$(if $(dataoffset-y),$(dataoffset-y),0)"
-
 head-y := arch/mips/kernel/head.o arch/mips/kernel/init_task.o
 
 libs-y			+= arch/mips/lib/
diff --git a/arch/mips/alchemy/common/dbdma.c b/arch/mips/alchemy/common/dbdma.c
index 3ab6d80d150d..19c1c82849ff 100644
--- a/arch/mips/alchemy/common/dbdma.c
+++ b/arch/mips/alchemy/common/dbdma.c
@@ -175,7 +175,7 @@ static dbdev_tab_t dbdev_tab[] = {
 #define DBDEV_TAB_SIZE	ARRAY_SIZE(dbdev_tab)
 
 #ifdef CONFIG_PM
-static u32 au1xxx_dbdma_pm_regs[NUM_DBDMA_CHANS + 1][8];
+static u32 au1xxx_dbdma_pm_regs[NUM_DBDMA_CHANS + 1][6];
 #endif
 
 
@@ -993,14 +993,13 @@ void au1xxx_dbdma_suspend(void)
 	au1xxx_dbdma_pm_regs[0][3] = au_readl(addr + 0x0c);
 
 	/* save channel configurations */
-	for (i = 1, addr = DDMA_CHANNEL_BASE; i < NUM_DBDMA_CHANS; i++) {
+	for (i = 1, addr = DDMA_CHANNEL_BASE; i <= NUM_DBDMA_CHANS; i++) {
 		au1xxx_dbdma_pm_regs[i][0] = au_readl(addr + 0x00);
 		au1xxx_dbdma_pm_regs[i][1] = au_readl(addr + 0x04);
 		au1xxx_dbdma_pm_regs[i][2] = au_readl(addr + 0x08);
 		au1xxx_dbdma_pm_regs[i][3] = au_readl(addr + 0x0c);
 		au1xxx_dbdma_pm_regs[i][4] = au_readl(addr + 0x10);
 		au1xxx_dbdma_pm_regs[i][5] = au_readl(addr + 0x14);
-		au1xxx_dbdma_pm_regs[i][6] = au_readl(addr + 0x18);
 
 		/* halt channel */
 		au_writel(au1xxx_dbdma_pm_regs[i][0] & ~1, addr + 0x00);
@@ -1027,14 +1026,13 @@ void au1xxx_dbdma_resume(void)
 	au_writel(au1xxx_dbdma_pm_regs[0][3], addr + 0x0c);
 
 	/* restore channel configurations */
-	for (i = 1, addr = DDMA_CHANNEL_BASE; i < NUM_DBDMA_CHANS; i++) {
+	for (i = 1, addr = DDMA_CHANNEL_BASE; i <= NUM_DBDMA_CHANS; i++) {
 		au_writel(au1xxx_dbdma_pm_regs[i][0], addr + 0x00);
 		au_writel(au1xxx_dbdma_pm_regs[i][1], addr + 0x04);
 		au_writel(au1xxx_dbdma_pm_regs[i][2], addr + 0x08);
 		au_writel(au1xxx_dbdma_pm_regs[i][3], addr + 0x0c);
 		au_writel(au1xxx_dbdma_pm_regs[i][4], addr + 0x10);
 		au_writel(au1xxx_dbdma_pm_regs[i][5], addr + 0x14);
-		au_writel(au1xxx_dbdma_pm_regs[i][6], addr + 0x18);
 		au_sync();
 		addr += 0x100;	/* next channel base */
 	}
diff --git a/arch/mips/alchemy/common/irq.c b/arch/mips/alchemy/common/irq.c
index c88c821b4c36..d670928afcfd 100644
--- a/arch/mips/alchemy/common/irq.c
+++ b/arch/mips/alchemy/common/irq.c
@@ -354,6 +354,28 @@ static void au1x_ic1_ack(unsigned int irq_nr)
 	au_sync();
 }
 
+static void au1x_ic0_maskack(unsigned int irq_nr)
+{
+	unsigned int bit = irq_nr - AU1000_INTC0_INT_BASE;
+
+	au_writel(1 << bit, IC0_WAKECLR);
+	au_writel(1 << bit, IC0_MASKCLR);
+	au_writel(1 << bit, IC0_RISINGCLR);
+	au_writel(1 << bit, IC0_FALLINGCLR);
+	au_sync();
+}
+
+static void au1x_ic1_maskack(unsigned int irq_nr)
+{
+	unsigned int bit = irq_nr - AU1000_INTC1_INT_BASE;
+
+	au_writel(1 << bit, IC1_WAKECLR);
+	au_writel(1 << bit, IC1_MASKCLR);
+	au_writel(1 << bit, IC1_RISINGCLR);
+	au_writel(1 << bit, IC1_FALLINGCLR);
+	au_sync();
+}
+
 static int au1x_ic1_setwake(unsigned int irq, unsigned int on)
 {
 	unsigned int bit = irq - AU1000_INTC1_INT_BASE;
@@ -379,25 +401,21 @@ static int au1x_ic1_setwake(unsigned int irq, unsigned int on)
 /*
  * irq_chips for both ICs; this way the mask handlers can be
  * as short as possible.
- *
- * NOTE: the ->ack() callback is used by the handle_edge_irq
- *	 flowhandler only, the ->mask_ack() one by handle_level_irq,
- *	 so no need for an irq_chip for each type of irq (level/edge).
  */
 static struct irq_chip au1x_ic0_chip = {
 	.name		= "Alchemy-IC0",
-	.ack		= au1x_ic0_ack,		/* edge */
+	.ack		= au1x_ic0_ack,
 	.mask		= au1x_ic0_mask,
-	.mask_ack	= au1x_ic0_mask,	/* level */
+	.mask_ack	= au1x_ic0_maskack,
 	.unmask		= au1x_ic0_unmask,
 	.set_type	= au1x_ic_settype,
 };
 
 static struct irq_chip au1x_ic1_chip = {
 	.name		= "Alchemy-IC1",
-	.ack		= au1x_ic1_ack,		/* edge */
+	.ack		= au1x_ic1_ack,
 	.mask		= au1x_ic1_mask,
-	.mask_ack	= au1x_ic1_mask,	/* level */
+	.mask_ack	= au1x_ic1_maskack,
 	.unmask		= au1x_ic1_unmask,
 	.set_type	= au1x_ic_settype,
 	.set_wake	= au1x_ic1_setwake,
diff --git a/arch/mips/alchemy/common/time.c b/arch/mips/alchemy/common/time.c
index f34ff8601942..379a664809b0 100644
--- a/arch/mips/alchemy/common/time.c
+++ b/arch/mips/alchemy/common/time.c
@@ -88,7 +88,7 @@ static struct clock_event_device au1x_rtcmatch2_clockdev = {
 	.irq		= AU1000_RTC_MATCH2_INT,
 	.set_next_event	= au1x_rtcmatch2_set_next_event,
 	.set_mode	= au1x_rtcmatch2_set_mode,
-	.cpumask	= CPU_MASK_ALL_PTR,
+	.cpumask	= cpu_all_mask,
 };
 
 static struct irqaction au1x_rtcmatch2_irqaction = {
diff --git a/arch/mips/alchemy/mtx-1/board_setup.c b/arch/mips/alchemy/mtx-1/board_setup.c
index cc32c69a74ad..45b61c9b82b9 100644
--- a/arch/mips/alchemy/mtx-1/board_setup.c
+++ b/arch/mips/alchemy/mtx-1/board_setup.c
@@ -69,6 +69,7 @@ void __init board_setup(void)
 #else
 	au_writel(0xf, Au1500_PCI_CFG);
 #endif
+	board_pci_idsel = mtx1_pci_idsel;
 #endif
 
 	/* Initialize sys_pinfunc */
@@ -85,8 +86,6 @@ void __init board_setup(void)
 	alchemy_gpio_direction_output(211, 1);	/* green on */
 	alchemy_gpio_direction_output(212, 0);	/* red off */
 
-	board_pci_idsel = mtx1_pci_idsel;
-
 	printk(KERN_INFO "4G Systems MTX-1 Board\n");
 }
 
diff --git a/arch/mips/ar7/platform.c b/arch/mips/ar7/platform.c
index e2278c04459d..835f3f0319ca 100644
--- a/arch/mips/ar7/platform.c
+++ b/arch/mips/ar7/platform.c
@@ -503,6 +503,7 @@ static int __init ar7_register_devices(void)
 {
 	u16 chip_id;
 	int res;
+	u32 *bootcr, val;
 #ifdef CONFIG_SERIAL_8250
 	static struct uart_port uart_port[2];
 
@@ -595,7 +596,13 @@ static int __init ar7_register_devices(void)
 
 	ar7_wdt_res.end = ar7_wdt_res.start + 0x20;
 
-	res = platform_device_register(&ar7_wdt);
+	bootcr = (u32 *)ioremap_nocache(AR7_REGS_DCL, 4);
+	val = *bootcr;
+	iounmap(bootcr);
+
+	/* Register watchdog only if enabled in hardware */
+	if (val & AR7_WDT_HW_ENA)
+		res = platform_device_register(&ar7_wdt);
 
 	return res;
 }
diff --git a/arch/mips/basler/excite/excite_iodev.c b/arch/mips/basler/excite/excite_iodev.c
index dfbfd7e2ac08..938b1d0b7652 100644
--- a/arch/mips/basler/excite/excite_iodev.c
+++ b/arch/mips/basler/excite/excite_iodev.c
@@ -112,10 +112,8 @@ static int iodev_open(struct inode *i, struct file *f)
 {
 	int ret;
 
-	lock_kernel();
 	ret = request_irq(iodev_irq, iodev_irqhdl, IRQF_DISABLED,
 			   iodev_name, &miscdev);
-	unlock_kernel();
 
 	return ret;
 }
diff --git a/arch/mips/bcm47xx/prom.c b/arch/mips/bcm47xx/prom.c
index 079e33d52783..fb284c3b2cff 100644
--- a/arch/mips/bcm47xx/prom.c
+++ b/arch/mips/bcm47xx/prom.c
@@ -100,7 +100,7 @@ static __init void prom_init_console(void)
 
 static __init void prom_init_cmdline(void)
 {
-	char buf[CL_SIZE];
+	static char buf[CL_SIZE] __initdata;
 
 	/* Get the kernel command line from CFE */
 	if (cfe_getenv("LINUX_CMDLINE", buf, CL_SIZE) >= 0) {
diff --git a/arch/mips/bcm63xx/Makefile b/arch/mips/bcm63xx/Makefile
index aaa585cf26e3..00064b660809 100644
--- a/arch/mips/bcm63xx/Makefile
+++ b/arch/mips/bcm63xx/Makefile
@@ -1,5 +1,5 @@
 obj-y		+= clk.o cpu.o cs.o gpio.o irq.o prom.o setup.o timer.o \
-		   dev-dsp.o dev-enet.o
+		   dev-dsp.o dev-enet.o dev-pcmcia.o dev-uart.o dev-wdt.o
 obj-$(CONFIG_EARLY_PRINTK)	+= early_printk.o
 
 obj-y		+= boards/
diff --git a/arch/mips/bcm63xx/boards/board_bcm963xx.c b/arch/mips/bcm63xx/boards/board_bcm963xx.c
index fd77f548207a..05a35cf5963d 100644
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -20,10 +20,10 @@
 #include <bcm63xx_cpu.h>
 #include <bcm63xx_regs.h>
 #include <bcm63xx_io.h>
-#include <bcm63xx_board.h>
 #include <bcm63xx_dev_pci.h>
 #include <bcm63xx_dev_enet.h>
 #include <bcm63xx_dev_dsp.h>
+#include <bcm63xx_dev_pcmcia.h>
 #include <board_bcm963xx.h>
 
 #define PFX	"board_bcm963xx: "
@@ -793,6 +793,9 @@ int __init board_register_devices(void)
 {
 	u32 val;
 
+	if (board.has_pccard)
+		bcm63xx_pcmcia_register();
+
 	if (board.has_enet0 &&
 	    !board_get_mac_address(board.enet0.mac_addr))
 		bcm63xx_enet_register(0, &board.enet0);
diff --git a/arch/mips/bcm63xx/cpu.c b/arch/mips/bcm63xx/cpu.c
index 6dc43f0483e8..70378bb5e3f9 100644
--- a/arch/mips/bcm63xx/cpu.c
+++ b/arch/mips/bcm63xx/cpu.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/cpu.h>
+#include <asm/cpu-info.h>
 #include <bcm63xx_cpu.h>
 #include <bcm63xx_regs.h>
 #include <bcm63xx_io.h>
@@ -284,6 +285,7 @@ void __init bcm63xx_cpu_init(void)
 {
 	unsigned int tmp, expected_cpu_id;
 	struct cpuinfo_mips *c = &current_cpu_data;
+	unsigned int cpu = smp_processor_id();
 
 	/* soc registers location depends on cpu type */
 	expected_cpu_id = 0;
@@ -293,6 +295,7 @@ void __init bcm63xx_cpu_init(void)
 	 * BCM6338 as the same PrId as BCM3302 see arch/mips/kernel/cpu-probe.c
 	 */
 	case CPU_BCM3302:
+		__cpu_name[cpu] = "Broadcom BCM6338";
 		expected_cpu_id = BCM6338_CPU_ID;
 		bcm63xx_regs_base = bcm96338_regs_base;
 		bcm63xx_irqs = bcm96338_irqs;
diff --git a/arch/mips/bcm63xx/dev-pcmcia.c b/arch/mips/bcm63xx/dev-pcmcia.c
new file mode 100644
index 000000000000..de4d917fd54d
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-pcmcia.c
@@ -0,0 +1,144 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <asm/bootinfo.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cs.h>
+#include <bcm63xx_cpu.h>
+#include <bcm63xx_dev_pcmcia.h>
+#include <bcm63xx_io.h>
+#include <bcm63xx_regs.h>
+
+static struct resource pcmcia_resources[] = {
+	/* pcmcia registers */
+	{
+		/* start & end filled at runtime */
+		.flags		= IORESOURCE_MEM,
+	},
+
+	/* pcmcia memory zone resources */
+	{
+		.start		= BCM_PCMCIA_COMMON_BASE_PA,
+		.end		= BCM_PCMCIA_COMMON_END_PA,
+		.flags		= IORESOURCE_MEM,
+	},
+	{
+		.start		= BCM_PCMCIA_ATTR_BASE_PA,
+		.end		= BCM_PCMCIA_ATTR_END_PA,
+		.flags		= IORESOURCE_MEM,
+	},
+	{
+		.start		= BCM_PCMCIA_IO_BASE_PA,
+		.end		= BCM_PCMCIA_IO_END_PA,
+		.flags		= IORESOURCE_MEM,
+	},
+
+	/* PCMCIA irq */
+	{
+		/* start filled at runtime */
+		.flags		= IORESOURCE_IRQ,
+	},
+
+	/* declare PCMCIA IO resource also */
+	{
+		.start		= BCM_PCMCIA_IO_BASE_PA,
+		.end		= BCM_PCMCIA_IO_END_PA,
+		.flags		= IORESOURCE_IO,
+	},
+};
+
+static struct bcm63xx_pcmcia_platform_data pd;
+
+static struct platform_device bcm63xx_pcmcia_device = {
+	.name		= "bcm63xx_pcmcia",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(pcmcia_resources),
+	.resource	= pcmcia_resources,
+	.dev		= {
+		.platform_data = &pd,
+	},
+};
+
+static int __init config_pcmcia_cs(unsigned int cs,
+				   u32 base, unsigned int size)
+{
+	int ret;
+
+	ret = bcm63xx_set_cs_status(cs, 0);
+	if (!ret)
+		ret = bcm63xx_set_cs_base(cs, base, size);
+	if (!ret)
+		ret = bcm63xx_set_cs_status(cs, 1);
+	return ret;
+}
+
+static const __initdata struct {
+	unsigned int	cs;
+	unsigned int	base;
+	unsigned int	size;
+} pcmcia_cs[3] = {
+	{
+		.cs	= MPI_CS_PCMCIA_COMMON,
+		.base	= BCM_PCMCIA_COMMON_BASE_PA,
+		.size	= BCM_PCMCIA_COMMON_SIZE
+	},
+	{
+		.cs	= MPI_CS_PCMCIA_ATTR,
+		.base	= BCM_PCMCIA_ATTR_BASE_PA,
+		.size	= BCM_PCMCIA_ATTR_SIZE
+	},
+	{
+		.cs	= MPI_CS_PCMCIA_IO,
+		.base	= BCM_PCMCIA_IO_BASE_PA,
+		.size	= BCM_PCMCIA_IO_SIZE
+	},
+};
+
+int __init bcm63xx_pcmcia_register(void)
+{
+	int ret, i;
+
+	if (!BCMCPU_IS_6348() && !BCMCPU_IS_6358())
+		return 0;
+
+	/* use correct pcmcia ready gpio depending on processor */
+	switch (bcm63xx_get_cpu_id()) {
+	case BCM6348_CPU_ID:
+		pd.ready_gpio = 22;
+		break;
+
+	case BCM6358_CPU_ID:
+		pd.ready_gpio = 18;
+		break;
+
+	default:
+		return -ENODEV;
+	}
+
+	pcmcia_resources[0].start = bcm63xx_regset_address(RSET_PCMCIA);
+	pcmcia_resources[0].end = pcmcia_resources[0].start +
+		RSET_PCMCIA_SIZE - 1;
+	pcmcia_resources[4].start = bcm63xx_get_irq_number(IRQ_PCMCIA);
+
+	/* configure pcmcia chip selects */
+	for (i = 0; i < 3; i++) {
+		ret = config_pcmcia_cs(pcmcia_cs[i].cs,
+				       pcmcia_cs[i].base,
+				       pcmcia_cs[i].size);
+		if (ret)
+			goto out_err;
+	}
+
+	return platform_device_register(&bcm63xx_pcmcia_device);
+
+out_err:
+	printk(KERN_ERR "unable to set pcmcia chip select\n");
+	return ret;
+}
diff --git a/arch/mips/bcm63xx/dev-uart.c b/arch/mips/bcm63xx/dev-uart.c
new file mode 100644
index 000000000000..b0519461ad9b
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-uart.c
@@ -0,0 +1,41 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource uart_resources[] = {
+	{
+		.start		= -1, /* filled at runtime */
+		.end		= -1, /* filled at runtime */
+		.flags		= IORESOURCE_MEM,
+	},
+	{
+		.start		= -1, /* filled at runtime */
+		.flags		= IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device bcm63xx_uart_device = {
+	.name		= "bcm63xx_uart",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(uart_resources),
+	.resource	= uart_resources,
+};
+
+int __init bcm63xx_uart_register(void)
+{
+	uart_resources[0].start = bcm63xx_regset_address(RSET_UART0);
+	uart_resources[0].end = uart_resources[0].start;
+	uart_resources[0].end += RSET_UART_SIZE - 1;
+	uart_resources[1].start = bcm63xx_get_irq_number(IRQ_UART0);
+	return platform_device_register(&bcm63xx_uart_device);
+}
+arch_initcall(bcm63xx_uart_register);
diff --git a/arch/mips/bcm63xx/dev-wdt.c b/arch/mips/bcm63xx/dev-wdt.c
new file mode 100644
index 000000000000..3e6c716a4c11
--- /dev/null
+++ b/arch/mips/bcm63xx/dev-wdt.c
@@ -0,0 +1,37 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Florian Fainelli <florian@openwrt.org>
+ */
+
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <bcm63xx_cpu.h>
+
+static struct resource wdt_resources[] = {
+	{
+		.start		= -1, /* filled at runtime */
+		.end		= -1, /* filled at runtime */
+		.flags		= IORESOURCE_MEM,
+	},
+};
+
+static struct platform_device bcm63xx_wdt_device = {
+	.name		= "bcm63xx-wdt",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(wdt_resources),
+	.resource	= wdt_resources,
+};
+
+int __init bcm63xx_wdt_register(void)
+{
+	wdt_resources[0].start = bcm63xx_regset_address(RSET_WDT);
+	wdt_resources[0].end = wdt_resources[0].start;
+	wdt_resources[0].end += RSET_WDT_SIZE - 1;
+
+	return platform_device_register(&bcm63xx_wdt_device);
+}
+arch_initcall(bcm63xx_wdt_register);
diff --git a/arch/mips/bcm63xx/setup.c b/arch/mips/bcm63xx/setup.c
index b18a0ca926fa..d0056598fbfc 100644
--- a/arch/mips/bcm63xx/setup.c
+++ b/arch/mips/bcm63xx/setup.c
@@ -75,7 +75,9 @@ void bcm63xx_machine_reboot(void)
 		bcm6348_a1_reboot();
 
 	printk(KERN_INFO "triggering watchdog soft-reset...\n");
-	bcm_perf_writel(SYS_PLL_SOFT_RESET, PERF_SYS_PLL_CTL_REG);
+	reg = bcm_perf_readl(PERF_SYS_PLL_CTL_REG);
+	reg |= SYS_PLL_SOFT_RESET;
+	bcm_perf_writel(reg, PERF_SYS_PLL_CTL_REG);
 	while (1)
 		;
 }
diff --git a/arch/mips/cavium-octeon/octeon-irq.c b/arch/mips/cavium-octeon/octeon-irq.c
index 384f1842bfb1..6f2acf09328d 100644
--- a/arch/mips/cavium-octeon/octeon-irq.c
+++ b/arch/mips/cavium-octeon/octeon-irq.c
@@ -17,6 +17,15 @@ DEFINE_RWLOCK(octeon_irq_ciu0_rwlock);
 DEFINE_RWLOCK(octeon_irq_ciu1_rwlock);
 DEFINE_SPINLOCK(octeon_irq_msi_lock);
 
+static int octeon_coreid_for_cpu(int cpu)
+{
+#ifdef CONFIG_SMP
+	return cpu_logical_map(cpu);
+#else
+	return cvmx_get_core_num();
+#endif
+}
+
 static void octeon_irq_core_ack(unsigned int irq)
 {
 	unsigned int bit = irq - OCTEON_IRQ_SW0;
@@ -152,11 +161,10 @@ static void octeon_irq_ciu0_disable(unsigned int irq)
 	int bit = irq - OCTEON_IRQ_WORKQ0;	/* Bit 0-63 of EN0 */
 	unsigned long flags;
 	uint64_t en0;
-#ifdef CONFIG_SMP
 	int cpu;
 	write_lock_irqsave(&octeon_irq_ciu0_rwlock, flags);
 	for_each_online_cpu(cpu) {
-		int coreid = cpu_logical_map(cpu);
+		int coreid = octeon_coreid_for_cpu(cpu);
 		en0 = cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
 		en0 &= ~(1ull << bit);
 		cvmx_write_csr(CVMX_CIU_INTX_EN0(coreid * 2), en0);
@@ -167,26 +175,57 @@ static void octeon_irq_ciu0_disable(unsigned int irq)
 	 */
 	cvmx_read_csr(CVMX_CIU_INTX_EN0(cvmx_get_core_num() * 2));
 	write_unlock_irqrestore(&octeon_irq_ciu0_rwlock, flags);
-#else
-	int coreid = cvmx_get_core_num();
-	local_irq_save(flags);
-	en0 = cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
-	en0 &= ~(1ull << bit);
-	cvmx_write_csr(CVMX_CIU_INTX_EN0(coreid * 2), en0);
-	cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
-	local_irq_restore(flags);
-#endif
+}
+
+/*
+ * Enable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_enable_v2(unsigned int irq)
+{
+	int index = cvmx_get_core_num() * 2;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+
+	cvmx_write_csr(CVMX_CIU_INTX_EN0_W1S(index), mask);
+}
+
+/*
+ * Disable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_disable_v2(unsigned int irq)
+{
+	int index = cvmx_get_core_num() * 2;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+
+	cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+}
+
+/*
+ * Disable the irq on the all cores for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu0_disable_all_v2(unsigned int irq)
+{
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+	int index;
+	int cpu;
+	for_each_online_cpu(cpu) {
+		index = octeon_coreid_for_cpu(cpu) * 2;
+		cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+	}
 }
 
 #ifdef CONFIG_SMP
 static int octeon_irq_ciu0_set_affinity(unsigned int irq, const struct cpumask *dest)
 {
 	int cpu;
+	unsigned long flags;
 	int bit = irq - OCTEON_IRQ_WORKQ0;	/* Bit 0-63 of EN0 */
 
-	write_lock(&octeon_irq_ciu0_rwlock);
+	write_lock_irqsave(&octeon_irq_ciu0_rwlock, flags);
 	for_each_online_cpu(cpu) {
-		int coreid = cpu_logical_map(cpu);
+		int coreid = octeon_coreid_for_cpu(cpu);
 		uint64_t en0 =
 			cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2));
 		if (cpumask_test_cpu(cpu, dest))
@@ -200,11 +239,45 @@ static int octeon_irq_ciu0_set_affinity(unsigned int irq, const struct cpumask *
 	 * of them are done.
 	 */
 	cvmx_read_csr(CVMX_CIU_INTX_EN0(cvmx_get_core_num() * 2));
-	write_unlock(&octeon_irq_ciu0_rwlock);
+	write_unlock_irqrestore(&octeon_irq_ciu0_rwlock, flags);
 
 	return 0;
 }
+
+/*
+ * Set affinity for the irq for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static int octeon_irq_ciu0_set_affinity_v2(unsigned int irq,
+					   const struct cpumask *dest)
+{
+	int cpu;
+	int index;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WORKQ0);
+	for_each_online_cpu(cpu) {
+		index = octeon_coreid_for_cpu(cpu) * 2;
+		if (cpumask_test_cpu(cpu, dest))
+			cvmx_write_csr(CVMX_CIU_INTX_EN0_W1S(index), mask);
+		else
+			cvmx_write_csr(CVMX_CIU_INTX_EN0_W1C(index), mask);
+	}
+	return 0;
+}
+#endif
+
+/*
+ * Newer octeon chips have support for lockless CIU operation.
+ */
+static struct irq_chip octeon_irq_chip_ciu0_v2 = {
+	.name = "CIU0",
+	.enable = octeon_irq_ciu0_enable_v2,
+	.disable = octeon_irq_ciu0_disable_all_v2,
+	.ack = octeon_irq_ciu0_disable_v2,
+	.eoi = octeon_irq_ciu0_enable_v2,
+#ifdef CONFIG_SMP
+	.set_affinity = octeon_irq_ciu0_set_affinity_v2,
 #endif
+};
 
 static struct irq_chip octeon_irq_chip_ciu0 = {
 	.name = "CIU0",
@@ -269,11 +342,10 @@ static void octeon_irq_ciu1_disable(unsigned int irq)
 	int bit = irq - OCTEON_IRQ_WDOG0;	/* Bit 0-63 of EN1 */
 	unsigned long flags;
 	uint64_t en1;
-#ifdef CONFIG_SMP
 	int cpu;
 	write_lock_irqsave(&octeon_irq_ciu1_rwlock, flags);
 	for_each_online_cpu(cpu) {
-		int coreid = cpu_logical_map(cpu);
+		int coreid = octeon_coreid_for_cpu(cpu);
 		en1 = cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
 		en1 &= ~(1ull << bit);
 		cvmx_write_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1), en1);
@@ -284,26 +356,58 @@ static void octeon_irq_ciu1_disable(unsigned int irq)
 	 */
 	cvmx_read_csr(CVMX_CIU_INTX_EN1(cvmx_get_core_num() * 2 + 1));
 	write_unlock_irqrestore(&octeon_irq_ciu1_rwlock, flags);
-#else
-	int coreid = cvmx_get_core_num();
-	local_irq_save(flags);
-	en1 = cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
-	en1 &= ~(1ull << bit);
-	cvmx_write_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1), en1);
-	cvmx_read_csr(CVMX_CIU_INTX_EN1(coreid * 2 + 1));
-	local_irq_restore(flags);
-#endif
+}
+
+/*
+ * Enable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_enable_v2(unsigned int irq)
+{
+	int index = cvmx_get_core_num() * 2 + 1;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+
+	cvmx_write_csr(CVMX_CIU_INTX_EN1_W1S(index), mask);
+}
+
+/*
+ * Disable the irq on the current core for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_disable_v2(unsigned int irq)
+{
+	int index = cvmx_get_core_num() * 2 + 1;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+
+	cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+}
+
+/*
+ * Disable the irq on the all cores for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static void octeon_irq_ciu1_disable_all_v2(unsigned int irq)
+{
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+	int index;
+	int cpu;
+	for_each_online_cpu(cpu) {
+		index = octeon_coreid_for_cpu(cpu) * 2 + 1;
+		cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+	}
 }
 
 #ifdef CONFIG_SMP
-static int octeon_irq_ciu1_set_affinity(unsigned int irq, const struct cpumask *dest)
+static int octeon_irq_ciu1_set_affinity(unsigned int irq,
+					const struct cpumask *dest)
 {
 	int cpu;
+	unsigned long flags;
 	int bit = irq - OCTEON_IRQ_WDOG0;	/* Bit 0-63 of EN1 */
 
-	write_lock(&octeon_irq_ciu1_rwlock);
+	write_lock_irqsave(&octeon_irq_ciu1_rwlock, flags);
 	for_each_online_cpu(cpu) {
-		int coreid = cpu_logical_map(cpu);
+		int coreid = octeon_coreid_for_cpu(cpu);
 		uint64_t en1 =
 			cvmx_read_csr(CVMX_CIU_INTX_EN1
 				(coreid * 2 + 1));
@@ -318,12 +422,46 @@ static int octeon_irq_ciu1_set_affinity(unsigned int irq, const struct cpumask *
 	 * of them are done.
 	 */
 	cvmx_read_csr(CVMX_CIU_INTX_EN1(cvmx_get_core_num() * 2 + 1));
-	write_unlock(&octeon_irq_ciu1_rwlock);
+	write_unlock_irqrestore(&octeon_irq_ciu1_rwlock, flags);
+
+	return 0;
+}
 
+/*
+ * Set affinity for the irq for chips that have the EN*_W1{S,C}
+ * registers.
+ */
+static int octeon_irq_ciu1_set_affinity_v2(unsigned int irq,
+					   const struct cpumask *dest)
+{
+	int cpu;
+	int index;
+	u64 mask = 1ull << (irq - OCTEON_IRQ_WDOG0);
+	for_each_online_cpu(cpu) {
+		index = octeon_coreid_for_cpu(cpu) * 2 + 1;
+		if (cpumask_test_cpu(cpu, dest))
+			cvmx_write_csr(CVMX_CIU_INTX_EN1_W1S(index), mask);
+		else
+			cvmx_write_csr(CVMX_CIU_INTX_EN1_W1C(index), mask);
+	}
 	return 0;
 }
 #endif
 
+/*
+ * Newer octeon chips have support for lockless CIU operation.
+ */
+static struct irq_chip octeon_irq_chip_ciu1_v2 = {
+	.name = "CIU0",
+	.enable = octeon_irq_ciu1_enable_v2,
+	.disable = octeon_irq_ciu1_disable_all_v2,
+	.ack = octeon_irq_ciu1_disable_v2,
+	.eoi = octeon_irq_ciu1_enable_v2,
+#ifdef CONFIG_SMP
+	.set_affinity = octeon_irq_ciu1_set_affinity_v2,
+#endif
+};
+
 static struct irq_chip octeon_irq_chip_ciu1 = {
 	.name = "CIU1",
 	.enable = octeon_irq_ciu1_enable,
@@ -420,6 +558,8 @@ static struct irq_chip octeon_irq_chip_msi = {
 void __init arch_init_irq(void)
 {
 	int irq;
+	struct irq_chip *chip0;
+	struct irq_chip *chip1;
 
 #ifdef CONFIG_SMP
 	/* Set the default affinity to the boot cpu. */
@@ -430,6 +570,16 @@ void __init arch_init_irq(void)
 	if (NR_IRQS < OCTEON_IRQ_LAST)
 		pr_err("octeon_irq_init: NR_IRQS is set too low\n");
 
+	if (OCTEON_IS_MODEL(OCTEON_CN58XX_PASS2_X) ||
+	    OCTEON_IS_MODEL(OCTEON_CN56XX_PASS2_X) ||
+	    OCTEON_IS_MODEL(OCTEON_CN52XX_PASS2_X)) {
+		chip0 = &octeon_irq_chip_ciu0_v2;
+		chip1 = &octeon_irq_chip_ciu1_v2;
+	} else {
+		chip0 = &octeon_irq_chip_ciu0;
+		chip1 = &octeon_irq_chip_ciu1;
+	}
+
 	/* 0 - 15 reserved for i8259 master and slave controller. */
 
 	/* 17 - 23 Mips internal */
@@ -440,14 +590,12 @@ void __init arch_init_irq(void)
 
 	/* 24 - 87 CIU_INT_SUM0 */
 	for (irq = OCTEON_IRQ_WORKQ0; irq <= OCTEON_IRQ_BOOTDMA; irq++) {
-		set_irq_chip_and_handler(irq, &octeon_irq_chip_ciu0,
-					 handle_percpu_irq);
+		set_irq_chip_and_handler(irq, chip0, handle_percpu_irq);
 	}
 
 	/* 88 - 151 CIU_INT_SUM1 */
 	for (irq = OCTEON_IRQ_WDOG0; irq <= OCTEON_IRQ_RESERVED151; irq++) {
-		set_irq_chip_and_handler(irq, &octeon_irq_chip_ciu1,
-					 handle_percpu_irq);
+		set_irq_chip_and_handler(irq, chip1, handle_percpu_irq);
 	}
 
 #ifdef CONFIG_PCI_MSI
@@ -505,14 +653,10 @@ asmlinkage void plat_irq_dispatch(void)
 #ifdef CONFIG_HOTPLUG_CPU
 static int is_irq_enabled_on_cpu(unsigned int irq, unsigned int cpu)
 {
-       unsigned int isset;
-#ifdef CONFIG_SMP
-       int coreid = cpu_logical_map(cpu);
-#else
-	int coreid = cvmx_get_core_num();
-#endif
+	unsigned int isset;
+	int coreid = octeon_coreid_for_cpu(cpu);
 	int bit = (irq < OCTEON_IRQ_WDOG0) ?
-		irq - OCTEON_IRQ_WORKQ0 : irq - OCTEON_IRQ_WDOG0;
+		   irq - OCTEON_IRQ_WORKQ0 : irq - OCTEON_IRQ_WDOG0;
        if (irq < 64) {
 		isset = (cvmx_read_csr(CVMX_CIU_INTX_EN0(coreid * 2)) &
 			(1ull << bit)) >> bit;
diff --git a/arch/mips/cavium-octeon/smp.c b/arch/mips/cavium-octeon/smp.c
index 32d51a31dc48..c198efdf583e 100644
--- a/arch/mips/cavium-octeon/smp.c
+++ b/arch/mips/cavium-octeon/smp.c
@@ -65,11 +65,12 @@ void octeon_send_ipi_single(int cpu, unsigned int action)
 	cvmx_write_csr(CVMX_CIU_MBOX_SETX(coreid), action);
 }
 
-static inline void octeon_send_ipi_mask(cpumask_t mask, unsigned int action)
+static inline void octeon_send_ipi_mask(const struct cpumask *mask,
+					unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu_mask(i, *mask)
 		octeon_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/configs/rbtx49xx_defconfig b/arch/mips/configs/rbtx49xx_defconfig
index c69813b8488c..6c6a19aebe1f 100644
--- a/arch/mips/configs/rbtx49xx_defconfig
+++ b/arch/mips/configs/rbtx49xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.29-rc7
-# Wed Mar  4 23:08:06 2009
+# Linux kernel version: 2.6.32-rc6
+# Sun Nov  8 22:59:47 2009
 #
 CONFIG_MIPS=y
 
@@ -9,16 +9,18 @@ CONFIG_MIPS=y
 # Machine selection
 #
 # CONFIG_MACH_ALCHEMY is not set
+# CONFIG_AR7 is not set
 # CONFIG_BASLER_EXCITE is not set
 # CONFIG_BCM47XX is not set
+# CONFIG_BCM63XX is not set
 # CONFIG_MIPS_COBALT is not set
 # CONFIG_MACH_DECSTATION is not set
 # CONFIG_MACH_JAZZ is not set
 # CONFIG_LASAT is not set
-# CONFIG_LEMOTE_FULONG is not set
+# CONFIG_MACH_LOONGSON is not set
 # CONFIG_MIPS_MALTA is not set
 # CONFIG_MIPS_SIM is not set
-# CONFIG_MACH_EMMA is not set
+# CONFIG_NEC_MARKEINS is not set
 # CONFIG_MACH_VR41XX is not set
 # CONFIG_NXP_STB220 is not set
 # CONFIG_NXP_STB225 is not set
@@ -45,6 +47,7 @@ CONFIG_MACH_TX49XX=y
 # CONFIG_WR_PPMC is not set
 # CONFIG_CAVIUM_OCTEON_SIMULATOR is not set
 # CONFIG_CAVIUM_OCTEON_REFERENCE_BOARD is not set
+# CONFIG_ALCHEMY_GPIO_INDIRECT is not set
 CONFIG_MACH_TXX9=y
 CONFIG_TOSHIBA_RBTX4927=y
 CONFIG_TOSHIBA_RBTX4938=y
@@ -86,7 +89,6 @@ CONFIG_DMA_NONCOHERENT=y
 CONFIG_DMA_NEED_PCI_MAP_STATE=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_SYS_HAS_EARLY_PRINTK=y
-# CONFIG_HOTPLUG_CPU is not set
 # CONFIG_NO_IOPORT is not set
 CONFIG_GENERIC_GPIO=y
 CONFIG_CPU_BIG_ENDIAN=y
@@ -101,7 +103,7 @@ CONFIG_MIPS_L1_CACHE_SHIFT=5
 #
 # CPU selection
 #
-# CONFIG_CPU_LOONGSON2 is not set
+# CONFIG_CPU_LOONGSON2E is not set
 # CONFIG_CPU_MIPS32_R1 is not set
 # CONFIG_CPU_MIPS32_R2 is not set
 # CONFIG_CPU_MIPS64_R1 is not set
@@ -137,6 +139,7 @@ CONFIG_32BIT=y
 CONFIG_PAGE_SIZE_4KB=y
 # CONFIG_PAGE_SIZE_8KB is not set
 # CONFIG_PAGE_SIZE_16KB is not set
+# CONFIG_PAGE_SIZE_32KB is not set
 # CONFIG_PAGE_SIZE_64KB is not set
 CONFIG_CPU_HAS_PREFETCH=y
 CONFIG_MIPS_MT_DISABLED=y
@@ -154,7 +157,10 @@ CONFIG_SPLIT_PTLOCK_CPUS=4
 # CONFIG_PHYS_ADDR_T_64BIT is not set
 CONFIG_ZONE_DMA_FLAG=0
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_TICK_ONESHOT=y
 CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
@@ -175,6 +181,7 @@ CONFIG_PREEMPT_NONE=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -194,11 +201,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -209,8 +217,12 @@ CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+# CONFIG_RD_BZIP2 is not set
+# CONFIG_RD_LZMA is not set
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
@@ -220,25 +232,35 @@ CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
 # CONFIG_PCSPKR_PLATFORM is not set
-CONFIG_COMPAT_BRK=y
 CONFIG_BASE_FULL=y
-# CONFIG_FUTEX is not set
-CONFIG_ANON_INODES=y
+CONFIG_FUTEX=y
 # CONFIG_EPOLL is not set
 CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+
+#
+# Kernel Performance Events And Counters
+#
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
+CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
 CONFIG_HAVE_OPROFILE=y
-# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
+# CONFIG_SLOW_WORK is not set
+CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
 # CONFIG_MODULE_FORCE_LOAD is not set
@@ -246,8 +268,8 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_LBDAF is not set
+# CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
@@ -274,6 +296,7 @@ CONFIG_PCI_DOMAINS=y
 # CONFIG_ARCH_SUPPORTS_MSI is not set
 # CONFIG_PCI_LEGACY is not set
 # CONFIG_PCI_STUB is not set
+# CONFIG_PCI_IOV is not set
 CONFIG_MMU=y
 
 #
@@ -288,6 +311,7 @@ CONFIG_TRAD_SIGNALS=y
 #
 # Power management options
 #
+CONFIG_ARCH_HIBERNATION_POSSIBLE=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 # CONFIG_PM is not set
 CONFIG_NET=y
@@ -295,7 +319,6 @@ CONFIG_NET=y
 #
 # Networking options
 #
-CONFIG_COMPAT_NET_DEV_OPS=y
 CONFIG_PACKET=y
 # CONFIG_PACKET_MMAP is not set
 CONFIG_UNIX=y
@@ -311,6 +334,7 @@ CONFIG_IP_PNP=y
 # CONFIG_NET_IPIP is not set
 # CONFIG_NET_IPGRE is not set
 # CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
 # CONFIG_SYN_COOKIES is not set
 # CONFIG_INET_AH is not set
 # CONFIG_INET_ESP is not set
@@ -336,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_LLC2 is not set
 # CONFIG_IPX is not set
 # CONFIG_ATALK is not set
+# CONFIG_PHONET is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -347,7 +372,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
-# CONFIG_PHONET is not set
 # CONFIG_WIRELESS is not set
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
@@ -365,9 +389,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -376,9 +400,9 @@ CONFIG_MTD_CMDLINE_PARTS=y
 # User Modules And Translation Layers
 #
 CONFIG_MTD_CHAR=y
-# CONFIG_MTD_BLKDEVS is not set
-# CONFIG_MTD_BLOCK is not set
-# CONFIG_MTD_BLOCK_RO is not set
+CONFIG_MTD_BLKDEVS=m
+CONFIG_MTD_BLOCK=m
+CONFIG_MTD_BLOCK_RO=m
 # CONFIG_FTL is not set
 # CONFIG_NFTL is not set
 # CONFIG_INFTL is not set
@@ -414,16 +438,20 @@ CONFIG_MTD_CFI_UTIL=y
 #
 # Mapping drivers for chip access
 #
-# CONFIG_MTD_COMPLEX_MAPPINGS is not set
+CONFIG_MTD_COMPLEX_MAPPINGS=y
 CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PHYSMAP_COMPAT is not set
+# CONFIG_MTD_PCI is not set
+# CONFIG_MTD_GPIO_ADDR is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
+CONFIG_MTD_RBTX4939=y
 # CONFIG_MTD_PLATRAM is not set
 
 #
 # Self-contained MTD device drivers
 #
 # CONFIG_MTD_PMC551 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -435,7 +463,15 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_DOC2000 is not set
 # CONFIG_MTD_DOC2001 is not set
 # CONFIG_MTD_DOC2001PLUS is not set
-# CONFIG_MTD_NAND is not set
+CONFIG_MTD_NAND=m
+# CONFIG_MTD_NAND_VERIFY_WRITE is not set
+# CONFIG_MTD_NAND_ECC_SMC is not set
+# CONFIG_MTD_NAND_MUSEUM_IDS is not set
+CONFIG_MTD_NAND_IDS=m
+# CONFIG_MTD_NAND_CAFE is not set
+# CONFIG_MTD_NAND_NANDSIM is not set
+# CONFIG_MTD_NAND_PLATFORM is not set
+CONFIG_MTD_NAND_TXX9NDFMC=m
 # CONFIG_MTD_ONENAND is not set
 
 #
@@ -471,6 +507,7 @@ CONFIG_IDE=y
 #
 # Please see Documentation/ide/ide.txt for help/info on IDE drives
 #
+CONFIG_IDE_XFER_MODE=y
 CONFIG_IDE_TIMINGS=y
 # CONFIG_BLK_DEV_IDE_SATA is not set
 CONFIG_IDE_GD=y
@@ -534,8 +571,13 @@ CONFIG_BLK_DEV_IDEDMA=y
 #
 
 #
-# A new alternative FireWire stack is available with EXPERIMENTAL=y
+# You can enable one or both FireWire driver stacks.
 #
+
+#
+# See the help texts for more information.
+#
+# CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 CONFIG_NETDEVICES=y
@@ -574,6 +616,8 @@ CONFIG_MII=y
 # CONFIG_NET_VENDOR_3COM is not set
 CONFIG_SMC91X=y
 # CONFIG_DM9000 is not set
+# CONFIG_ETHOC is not set
+# CONFIG_DNET is not set
 # CONFIG_NET_TULIP is not set
 # CONFIG_HP100 is not set
 CONFIG_NE2000=y
@@ -602,18 +646,15 @@ CONFIG_TC35815=y
 # CONFIG_SMSC9420 is not set
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_ATL2 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_IWLWIFI_LEDS is not set
+# CONFIG_WLAN is not set
 
 #
 # Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -653,6 +694,7 @@ CONFIG_DEVKMEM=y
 #
 # Non-8250 serial port support
 #
+# CONFIG_SERIAL_MAX3100 is not set
 CONFIG_SERIAL_CORE=y
 CONFIG_SERIAL_CORE_CONSOLE=y
 CONFIG_SERIAL_TXX9=y
@@ -666,7 +708,9 @@ CONFIG_UNIX98_PTYS=y
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_IPMI_HANDLER is not set
-# CONFIG_HW_RANDOM is not set
+CONFIG_HW_RANDOM=m
+# CONFIG_HW_RANDOM_TIMERIOMEM is not set
+CONFIG_HW_RANDOM_TX4939=m
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -686,6 +730,10 @@ CONFIG_SPI_TXX9=y
 # SPI Protocol Masters
 #
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 
@@ -701,17 +749,22 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -740,28 +793,17 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
 # CONFIG_HTC_PASIC3 is not set
+# CONFIG_UCB1400_CORE is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+# CONFIG_VGA_ARB is not set
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -772,7 +814,42 @@ CONFIG_SSB_POSSIBLE=y
 # Display device support
 #
 # CONFIG_DISPLAY_SUPPORT is not set
-# CONFIG_SOUND is not set
+CONFIG_SOUND=m
+# CONFIG_SOUND_OSS_CORE is not set
+CONFIG_SND=m
+CONFIG_SND_TIMER=m
+CONFIG_SND_PCM=m
+# CONFIG_SND_SEQUENCER is not set
+# CONFIG_SND_MIXER_OSS is not set
+# CONFIG_SND_PCM_OSS is not set
+# CONFIG_SND_HRTIMER is not set
+# CONFIG_SND_DYNAMIC_MINORS is not set
+# CONFIG_SND_SUPPORT_OLD_API is not set
+# CONFIG_SND_VERBOSE_PROCFS is not set
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+CONFIG_SND_VMASTER=y
+# CONFIG_SND_RAWMIDI_SEQ is not set
+# CONFIG_SND_OPL3_LIB_SEQ is not set
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+CONFIG_SND_AC97_CODEC=m
+# CONFIG_SND_DRIVERS is not set
+# CONFIG_SND_PCI is not set
+# CONFIG_SND_SPI is not set
+# CONFIG_SND_MIPS is not set
+CONFIG_SND_SOC=m
+CONFIG_SND_SOC_AC97_BUS=y
+CONFIG_SND_SOC_TXX9ACLC=m
+CONFIG_HAS_TXX9_ACLC=y
+CONFIG_SND_SOC_TXX9ACLC_AC97=m
+CONFIG_SND_SOC_TXX9ACLC_GENERIC=m
+CONFIG_SND_SOC_I2C_AND_SPI=m
+# CONFIG_SND_SOC_ALL_CODECS is not set
+CONFIG_SND_SOC_AC97_CODEC=m
+# CONFIG_SOUND_PRIME is not set
+CONFIG_AC97_BUS=m
 # CONFIG_USB_SUPPORT is not set
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
@@ -783,6 +860,8 @@ CONFIG_LEDS_CLASS=y
 # LED drivers
 #
 CONFIG_LEDS_GPIO=y
+CONFIG_LEDS_GPIO_PLATFORM=y
+# CONFIG_LEDS_DAC124S085 is not set
 
 #
 # LED Triggers
@@ -792,7 +871,12 @@ CONFIG_LEDS_TRIGGERS=y
 CONFIG_LEDS_TRIGGER_IDE_DISK=y
 CONFIG_LEDS_TRIGGER_HEARTBEAT=y
 # CONFIG_LEDS_TRIGGER_BACKLIGHT is not set
+# CONFIG_LEDS_TRIGGER_GPIO is not set
 # CONFIG_LEDS_TRIGGER_DEFAULT_ON is not set
+
+#
+# iptables trigger is under Netfilter config (LED target)
+#
 # CONFIG_ACCESSIBILITY is not set
 # CONFIG_INFINIBAND is not set
 CONFIG_RTC_LIB=y
@@ -820,6 +904,7 @@ CONFIG_RTC_INTF_DEV_UIE_EMUL=y
 # CONFIG_RTC_DRV_R9701 is not set
 CONFIG_RTC_DRV_RS5C348=y
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -840,8 +925,26 @@ CONFIG_RTC_DRV_DS1742=y
 # on-CPU RTC drivers
 #
 CONFIG_RTC_DRV_TX4939=y
-# CONFIG_DMADEVICES is not set
+CONFIG_DMADEVICES=y
+
+#
+# DMA Devices
+#
+CONFIG_TXX9_DMAC=m
+CONFIG_DMA_ENGINE=y
+
+#
+# DMA Clients
+#
+# CONFIG_NET_DMA is not set
+# CONFIG_ASYNC_TX_DMA is not set
+# CONFIG_DMATEST is not set
+# CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -853,9 +956,10 @@ CONFIG_RTC_DRV_TX4939=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
 # CONFIG_OCFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -866,6 +970,10 @@ CONFIG_INOTIFY_USER=y
 CONFIG_GENERIC_ACL=y
 
 #
+# Caches
+#
+
+#
 # CD-ROM/DVD Filesystems
 #
 # CONFIG_ISO9660_FS is not set
@@ -890,7 +998,27 @@ CONFIG_TMPFS=y
 CONFIG_TMPFS_POSIX_ACL=y
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
-# CONFIG_MISC_FILESYSTEMS is not set
+CONFIG_MISC_FILESYSTEMS=y
+# CONFIG_HFSPLUS_FS is not set
+CONFIG_JFFS2_FS=m
+CONFIG_JFFS2_FS_DEBUG=0
+CONFIG_JFFS2_FS_WRITEBUFFER=y
+# CONFIG_JFFS2_FS_WBUF_VERIFY is not set
+# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
+CONFIG_JFFS2_ZLIB=y
+# CONFIG_JFFS2_LZO is not set
+CONFIG_JFFS2_RTIME=y
+# CONFIG_JFFS2_RUBIN is not set
+# CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -922,6 +1050,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+CONFIG_STRIP_ASM_SYMS=y
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -929,11 +1058,9 @@ CONFIG_DEBUG_FS=y
 # CONFIG_DEBUG_MEMORY_INIT is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
-
-#
-# Tracers
-#
-# CONFIG_DYNAMIC_PRINTK_DEBUG is not set
+CONFIG_TRACING_SUPPORT=y
+# CONFIG_FTRACE is not set
+# CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_CMDLINE=""
@@ -946,6 +1073,7 @@ CONFIG_CMDLINE=""
 # CONFIG_SECURITYFS is not set
 # CONFIG_SECURITY_FILE_CAPABILITIES is not set
 # CONFIG_CRYPTO is not set
+# CONFIG_BINARY_PRINTF is not set
 
 #
 # Library routines
@@ -959,6 +1087,10 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_CRC32=y
 # CONFIG_CRC7 is not set
 # CONFIG_LIBCRC32C is not set
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_NLATTR=y
diff --git a/arch/mips/include/asm/dma-mapping.h b/arch/mips/include/asm/dma-mapping.h
index d16afddb09a9..664ba53dc32a 100644
--- a/arch/mips/include/asm/dma-mapping.h
+++ b/arch/mips/include/asm/dma-mapping.h
@@ -3,6 +3,7 @@
 
 #include <asm/scatterlist.h>
 #include <asm/cache.h>
+#include <asm-generic/dma-coherent.h>
 
 void *dma_alloc_noncoherent(struct device *dev, size_t size,
 			   dma_addr_t *dma_handle, gfp_t flag);
@@ -73,14 +74,4 @@ extern int dma_is_consistent(struct device *dev, dma_addr_t dma_addr);
 extern void dma_cache_sync(struct device *dev, void *vaddr, size_t size,
 	       enum dma_data_direction direction);
 
-#if 0
-#define ARCH_HAS_DMA_DECLARE_COHERENT_MEMORY
-
-extern int dma_declare_coherent_memory(struct device *dev, dma_addr_t bus_addr,
-	dma_addr_t device_addr, size_t size, int flags);
-extern void dma_release_declared_memory(struct device *dev);
-extern void * dma_mark_declared_memory_occupied(struct device *dev,
-	dma_addr_t device_addr, size_t size);
-#endif
-
 #endif /* _ASM_DMA_MAPPING_H */
diff --git a/arch/mips/include/asm/fixmap.h b/arch/mips/include/asm/fixmap.h
index efeddc8db8b1..0b89b83e2055 100644
--- a/arch/mips/include/asm/fixmap.h
+++ b/arch/mips/include/asm/fixmap.h
@@ -48,9 +48,9 @@ enum fixed_addresses {
 #define FIX_N_COLOURS 8
 	FIX_CMAP_BEGIN,
 #ifdef CONFIG_MIPS_MT_SMTC
-	FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS),
+	FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * NR_CPUS * 2),
 #else
-	FIX_CMAP_END = FIX_CMAP_BEGIN + FIX_N_COLOURS,
+	FIX_CMAP_END = FIX_CMAP_BEGIN + (FIX_N_COLOURS * 2),
 #endif
 #ifdef CONFIG_HIGHMEM
 	/* reserved pte's for temporary kernel mappings */
diff --git a/arch/mips/include/asm/gcmpregs.h b/arch/mips/include/asm/gcmpregs.h
index 36fd969d64d6..c0cf76a2ca89 100644
--- a/arch/mips/include/asm/gcmpregs.h
+++ b/arch/mips/include/asm/gcmpregs.h
@@ -19,15 +19,20 @@
 #define GCMP_GDB_OFS		0x8000 /* Global Debug Block */
 
 /* Offsets to individual GCMP registers from GCMP base */
-#define GCMPOFS(block, tag, reg)	(GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS)
+#define GCMPOFS(block, tag, reg)	\
+	(GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS)
+#define GCMPOFSn(block, tag, reg, n) \
+	(GCMP_##block##_OFS + GCMP_##tag##_##reg##_OFS(n))
 
 #define GCMPGCBOFS(reg)		GCMPOFS(GCB, GCB, reg)
+#define GCMPGCBOFSn(reg, n)	GCMPOFSn(GCB, GCB, reg, n)
 #define GCMPCLCBOFS(reg)	GCMPOFS(CLCB, CCB, reg)
 #define GCMPCOCBOFS(reg)	GCMPOFS(COCB, CCB, reg)
 #define GCMPGDBOFS(reg)		GCMPOFS(GDB, GDB, reg)
 
 /* GCMP register access */
 #define GCMPGCB(reg)			REGP(_gcmp_base, GCMPGCBOFS(reg))
+#define GCMPGCBn(reg, n)               REGP(_gcmp_base, GCMPGCBOFSn(reg, n))
 #define GCMPCLCB(reg)			REGP(_gcmp_base, GCMPCLCBOFS(reg))
 #define GCMPCOCB(reg)			REGP(_gcmp_base, GCMPCOCBOFS(reg))
 #define GCMPGDB(reg)			REGP(_gcmp_base, GCMPGDBOFS(reg))
@@ -49,10 +54,10 @@
 #define  GCMP_GCB_GCMPB_GCMPBASE_MSK	GCMPGCBMSK(GCMPB_GCMPBASE, 17)
 #define  GCMP_GCB_GCMPB_CMDEFTGT_SHF	0
 #define  GCMP_GCB_GCMPB_CMDEFTGT_MSK	GCMPGCBMSK(GCMPB_CMDEFTGT, 2)
-#define  GCMP_GCB_GCMPB_CMDEFTGT_MEM	0
-#define  GCMP_GCB_GCMPB_CMDEFTGT_MEM1	1
-#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU1 2
-#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU2 3
+#define  GCMP_GCB_GCMPB_CMDEFTGT_DISABLED	0
+#define  GCMP_GCB_GCMPB_CMDEFTGT_MEM		1
+#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU1		2
+#define  GCMP_GCB_GCMPB_CMDEFTGT_IOCU2		3
 #define GCMP_GCB_CCMC_OFS		0x0010	/* Global CM Control */
 #define GCMP_GCB_GCSRAP_OFS		0x0020	/* Global CSR Access Privilege */
 #define  GCMP_GCB_GCSRAP_CMACCESS_SHF	0
@@ -115,5 +120,6 @@
 #define GCMP_CCB_DBGGROUP_OFS		0x0100		/* DebugBreak Group */
 
 extern int __init gcmp_probe(unsigned long, unsigned long);
-
+extern int __init gcmp_niocu(void);
+extern void __init gcmp_setregion(int, unsigned long, unsigned long, int);
 #endif /* _ASM_GCMPREGS_H */
diff --git a/arch/mips/include/asm/gic.h b/arch/mips/include/asm/gic.h
index a8f57341f123..9b9436a4d816 100644
--- a/arch/mips/include/asm/gic.h
+++ b/arch/mips/include/asm/gic.h
@@ -12,7 +12,6 @@
 #define _ASM_GICREGS_H
 
 #undef	GICISBYTELITTLEENDIAN
-#define GICISWORDLITTLEENDIAN
 
 /* Constants */
 #define GIC_POL_POS			1
@@ -20,11 +19,7 @@
 #define GIC_TRIG_EDGE			1
 #define GIC_TRIG_LEVEL			0
 
-#ifdef CONFIG_SMP
 #define GIC_NUM_INTRS			(24 + NR_CPUS * 2)
-#else
-#define GIC_NUM_INTRS			32
-#endif
 
 #define MSK(n) ((1 << (n)) - 1)
 #define REG32(addr)		(*(volatile unsigned int *) (addr))
@@ -70,13 +65,13 @@
 #define USM_VISIBLE_SECTION_SIZE	0x10000
 
 /* Register Map for Shared Section */
-#if defined(CONFIG_CPU_LITTLE_ENDIAN) || defined(GICISWORDLITTLEENDIAN)
 
 #define	GIC_SH_CONFIG_OFS		0x0000
 
 /* Shared Global Counter */
 #define GIC_SH_COUNTER_31_00_OFS	0x0010
 #define GIC_SH_COUNTER_63_32_OFS	0x0014
+#define GIC_SH_REVISIONID_OFS		0x0020
 
 /* Interrupt Polarity */
 #define GIC_SH_POL_31_0_OFS		0x0100
@@ -164,24 +159,31 @@
 	(GIC_SH_INTR_MAP_TO_VPE_BASE_OFS + (32 * (intr)) + (((vpe) / 32) * 4))
 #define GIC_SH_MAP_TO_VPE_REG_BIT(vpe)	(1 << ((vpe) % 32))
 
+/* Convert an interrupt number to a byte offset/bit for multi-word registers */
+#define GIC_INTR_OFS(intr) (((intr) / 32)*4)
+#define GIC_INTR_BIT(intr) ((intr) % 32)
+
 /* Polarity : Reset Value is always 0 */
 #define GIC_SH_SET_POLARITY_OFS		0x0100
 #define GIC_SET_POLARITY(intr, pol) \
-	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + (((intr) / 32) * 4)), (pol) << ((intr) % 32))
+	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + \
+		GIC_INTR_OFS(intr)), (pol) << GIC_INTR_BIT(intr))
 
 /* Triggering : Reset Value is always 0 */
 #define GIC_SH_SET_TRIGGER_OFS		0x0180
 #define GIC_SET_TRIGGER(intr, trig) \
-	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + (((intr) / 32) * 4)), (trig) << ((intr) % 32))
+	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + \
+		GIC_INTR_OFS(intr)), (trig) << GIC_INTR_BIT(intr))
 
 /* Mask manipulation */
 #define GIC_SH_SMASK_OFS		0x0380
-#define GIC_SET_INTR_MASK(intr, val) \
-	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + (((intr) / 32) * 4)), ((val) << ((intr) % 32)))
-
+#define GIC_SET_INTR_MASK(intr) \
+	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + \
+		GIC_INTR_OFS(intr)), 1 << GIC_INTR_BIT(intr))
 #define GIC_SH_RMASK_OFS		0x0300
-#define GIC_CLR_INTR_MASK(intr, val) \
-	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + (((intr) / 32) * 4)), ((val) << ((intr) % 32)))
+#define GIC_CLR_INTR_MASK(intr) \
+	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + \
+		GIC_INTR_OFS(intr)), 1 << GIC_INTR_BIT(intr))
 
 /* Register Map for Local Section */
 #define GIC_VPE_CTL_OFS			0x0000
@@ -219,161 +221,6 @@
 #define GIC_UMV_SH_COUNTER_31_00_OFS	0x0000
 #define GIC_UMV_SH_COUNTER_63_32_OFS	0x0004
 
-#else /* CONFIG_CPU_BIG_ENDIAN */
-
-#define	GIC_SH_CONFIG_OFS		0x0000
-
-/* Shared Global Counter */
-#define GIC_SH_COUNTER_31_00_OFS	0x0014
-#define GIC_SH_COUNTER_63_32_OFS	0x0010
-
-/* Interrupt Polarity */
-#define GIC_SH_POL_31_0_OFS		0x0104
-#define GIC_SH_POL_63_32_OFS		0x0100
-#define GIC_SH_POL_95_64_OFS		0x010c
-#define GIC_SH_POL_127_96_OFS		0x0108
-#define GIC_SH_POL_159_128_OFS		0x0114
-#define GIC_SH_POL_191_160_OFS		0x0110
-#define GIC_SH_POL_223_192_OFS		0x011c
-#define GIC_SH_POL_255_224_OFS		0x0118
-
-/* Edge/Level Triggering */
-#define GIC_SH_TRIG_31_0_OFS		0x0184
-#define GIC_SH_TRIG_63_32_OFS		0x0180
-#define GIC_SH_TRIG_95_64_OFS		0x018c
-#define GIC_SH_TRIG_127_96_OFS		0x0188
-#define GIC_SH_TRIG_159_128_OFS		0x0194
-#define GIC_SH_TRIG_191_160_OFS		0x0190
-#define GIC_SH_TRIG_223_192_OFS		0x019c
-#define GIC_SH_TRIG_255_224_OFS		0x0198
-
-/* Dual Edge Triggering */
-#define GIC_SH_DUAL_31_0_OFS		0x0204
-#define GIC_SH_DUAL_63_32_OFS		0x0200
-#define GIC_SH_DUAL_95_64_OFS		0x020c
-#define GIC_SH_DUAL_127_96_OFS		0x0208
-#define GIC_SH_DUAL_159_128_OFS		0x0214
-#define GIC_SH_DUAL_191_160_OFS		0x0210
-#define GIC_SH_DUAL_223_192_OFS		0x021c
-#define GIC_SH_DUAL_255_224_OFS		0x0218
-
-/* Set/Clear corresponding bit in Edge Detect Register */
-#define GIC_SH_WEDGE_OFS		0x0280
-
-/* Reset Mask - Disables Interrupt */
-#define GIC_SH_RMASK_31_0_OFS		0x0304
-#define GIC_SH_RMASK_63_32_OFS		0x0300
-#define GIC_SH_RMASK_95_64_OFS		0x030c
-#define GIC_SH_RMASK_127_96_OFS		0x0308
-#define GIC_SH_RMASK_159_128_OFS	0x0314
-#define GIC_SH_RMASK_191_160_OFS	0x0310
-#define GIC_SH_RMASK_223_192_OFS	0x031c
-#define GIC_SH_RMASK_255_224_OFS	0x0318
-
-/* Set Mask (WO) - Enables Interrupt */
-#define GIC_SH_SMASK_31_0_OFS		0x0384
-#define GIC_SH_SMASK_63_32_OFS		0x0380
-#define GIC_SH_SMASK_95_64_OFS		0x038c
-#define GIC_SH_SMASK_127_96_OFS		0x0388
-#define GIC_SH_SMASK_159_128_OFS	0x0394
-#define GIC_SH_SMASK_191_160_OFS	0x0390
-#define GIC_SH_SMASK_223_192_OFS	0x039c
-#define GIC_SH_SMASK_255_224_OFS	0x0398
-
-/* Global Interrupt Mask Register (RO) - Bit Set == Interrupt enabled */
-#define GIC_SH_MASK_31_0_OFS		0x0404
-#define GIC_SH_MASK_63_32_OFS		0x0400
-#define GIC_SH_MASK_95_64_OFS		0x040c
-#define GIC_SH_MASK_127_96_OFS		0x0408
-#define GIC_SH_MASK_159_128_OFS		0x0414
-#define GIC_SH_MASK_191_160_OFS		0x0410
-#define GIC_SH_MASK_223_192_OFS		0x041c
-#define GIC_SH_MASK_255_224_OFS		0x0418
-
-/* Pending Global Interrupts (RO) */
-#define GIC_SH_PEND_31_0_OFS		0x0484
-#define GIC_SH_PEND_63_32_OFS		0x0480
-#define GIC_SH_PEND_95_64_OFS		0x048c
-#define GIC_SH_PEND_127_96_OFS		0x0488
-#define GIC_SH_PEND_159_128_OFS		0x0494
-#define GIC_SH_PEND_191_160_OFS		0x0490
-#define GIC_SH_PEND_223_192_OFS		0x049c
-#define GIC_SH_PEND_255_224_OFS		0x0498
-
-#define GIC_SH_INTR_MAP_TO_PIN_BASE_OFS	0x0500
-
-/* Maps Interrupt X to a Pin */
-#define GIC_SH_MAP_TO_PIN(intr) \
-	(GIC_SH_INTR_MAP_TO_PIN_BASE_OFS + (4 * intr))
-
-#define GIC_SH_INTR_MAP_TO_VPE_BASE_OFS	0x2004
-
-/*
- * Maps Interrupt X to a VPE.  This is more complex than the LE case, as
- * odd and even registers need to be transposed.  It does work - trust me!
- */
-#define GIC_SH_MAP_TO_VPE_REG_OFF(intr, vpe) \
-	(GIC_SH_INTR_MAP_TO_VPE_BASE_OFS + (32 * (intr)) + \
-	(((((vpe) / 32) ^ 1) - 1) * 4))
-#define GIC_SH_MAP_TO_VPE_REG_BIT(vpe)	(1 << ((vpe) % 32))
-
-/* Polarity */
-#define GIC_SH_SET_POLARITY_OFS		0x0100
-#define GIC_SET_POLARITY(intr, pol) \
-	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_POLARITY_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), (pol) << ((intr) % 32))
-
-/* Triggering */
-#define GIC_SH_SET_TRIGGER_OFS		0x0180
-#define GIC_SET_TRIGGER(intr, trig) \
-	GICBIS(GIC_REG_ADDR(SHARED, GIC_SH_SET_TRIGGER_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), (trig) << ((intr) % 32))
-
-/* Mask manipulation */
-#define GIC_SH_SMASK_OFS		0x0380
-#define GIC_SET_INTR_MASK(intr, val) \
-	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_SMASK_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), ((val) << ((intr) % 32)))
-
-#define GIC_SH_RMASK_OFS		0x0300
-#define GIC_CLR_INTR_MASK(intr, val) \
-	GICWRITE(GIC_REG_ADDR(SHARED, GIC_SH_RMASK_OFS + 4 + (((((intr) / 32) ^ 1) - 1) * 4)), ((val) << ((intr) % 32)))
-
-/* Register Map for Local Section */
-#define GIC_VPE_CTL_OFS			0x0000
-#define GIC_VPE_PEND_OFS		0x0004
-#define GIC_VPE_MASK_OFS		0x0008
-#define GIC_VPE_RMASK_OFS		0x000c
-#define GIC_VPE_SMASK_OFS		0x0010
-#define GIC_VPE_WD_MAP_OFS		0x0040
-#define GIC_VPE_COMPARE_MAP_OFS		0x0044
-#define GIC_VPE_TIMER_MAP_OFS		0x0048
-#define GIC_VPE_PERFCTR_MAP_OFS		0x0050
-#define GIC_VPE_SWINT0_MAP_OFS		0x0054
-#define GIC_VPE_SWINT1_MAP_OFS		0x0058
-#define GIC_VPE_OTHER_ADDR_OFS		0x0080
-#define GIC_VPE_WD_CONFIG0_OFS		0x0090
-#define GIC_VPE_WD_COUNT0_OFS		0x0094
-#define GIC_VPE_WD_INITIAL0_OFS		0x0098
-#define GIC_VPE_COMPARE_LO_OFS		0x00a4
-#define GIC_VPE_COMPARE_HI_OFS		0x00a0
-
-#define GIC_VPE_EIC_SHADOW_SET_BASE	0x0100
-#define GIC_VPE_EIC_SS(intr) \
-	(GIC_EIC_SHADOW_SET_BASE + (4 * intr))
-
-#define GIC_VPE_EIC_VEC_BASE		0x0800
-#define GIC_VPE_EIC_VEC(intr) \
-	(GIC_VPE_EIC_VEC_BASE + (4 * intr))
-
-#define GIC_VPE_TENABLE_NMI_OFS		0x1000
-#define GIC_VPE_TENABLE_YQ_OFS		0x1004
-#define GIC_VPE_TENABLE_INT_31_0_OFS	0x1080
-#define GIC_VPE_TENABLE_INT_63_32_OFS	0x1084
-
-/* User Mode Visible Section Register Map */
-#define GIC_UMV_SH_COUNTER_31_00_OFS	0x0004
-#define GIC_UMV_SH_COUNTER_63_32_OFS	0x0000
-
-#endif /* !LE */
-
 /* Masks */
 #define GIC_SH_CONFIG_COUNTSTOP_SHF	28
 #define GIC_SH_CONFIG_COUNTSTOP_MSK	(MSK(1) << GIC_SH_CONFIG_COUNTSTOP_SHF)
@@ -473,12 +320,13 @@ struct gic_intrmask_regs {
  * in building ipi_map.
  */
 struct gic_intr_map {
-	unsigned int intrnum; 	/* Ext Intr Num 	*/
 	unsigned int cpunum;	/* Directed to this CPU */
 	unsigned int pin;	/* Directed to this Pin */
 	unsigned int polarity;	/* Polarity : +/-	*/
 	unsigned int trigtype;	/* Trigger  : Edge/Levl */
-	unsigned int ipiflag;	/* Is used for IPI ?	*/
+	unsigned int flags;	/* Misc flags	*/
+#define GIC_FLAG_IPI           0x01
+#define GIC_FLAG_TRANSPARENT   0x02
 };
 
 extern void gic_init(unsigned long gic_base_addr,
diff --git a/arch/mips/include/asm/mach-ar7/ar7.h b/arch/mips/include/asm/mach-ar7/ar7.h
index de71694614de..21cbbc706448 100644
--- a/arch/mips/include/asm/mach-ar7/ar7.h
+++ b/arch/mips/include/asm/mach-ar7/ar7.h
@@ -78,6 +78,9 @@
 #define AR7_REF_CLOCK	25000000
 #define AR7_XTAL_CLOCK	24000000
 
+/* DCL */
+#define AR7_WDT_HW_ENA	0x10
+
 struct plat_cpmac_data {
 	int reset_bit;
 	int power_bit;
diff --git a/arch/mips/include/asm/mach-au1x00/gpio-au1000.h b/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
index feea00148b5d..91595fa89034 100644
--- a/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
+++ b/arch/mips/include/asm/mach-au1x00/gpio-au1000.h
@@ -104,6 +104,8 @@ static inline int au1100_gpio2_to_irq(int gpio)
 
 	if ((gpio >= 8) && (gpio <= 15))
 		return MAKE_IRQ(0, 29);		/* shared GPIO208_215 */
+
+	return -ENXIO;
 }
 
 #ifdef CONFIG_SOC_AU1100
diff --git a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h
new file mode 100644
index 000000000000..2beb3969ce3b
--- /dev/null
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_dev_pcmcia.h
@@ -0,0 +1,13 @@
+#ifndef BCM63XX_DEV_PCMCIA_H_
+#define BCM63XX_DEV_PCMCIA_H_
+
+/*
+ * PCMCIA driver platform data
+ */
+struct bcm63xx_pcmcia_platform_data {
+	unsigned int ready_gpio;
+};
+
+int bcm63xx_pcmcia_register(void);
+
+#endif /* BCM63XX_DEV_PCMCIA_H_ */
diff --git a/arch/mips/include/asm/mach-ip27/topology.h b/arch/mips/include/asm/mach-ip27/topology.h
index 230591707005..09a59bcc1b07 100644
--- a/arch/mips/include/asm/mach-ip27/topology.h
+++ b/arch/mips/include/asm/mach-ip27/topology.h
@@ -24,12 +24,10 @@ extern struct cpuinfo_ip27 sn_cpu_info[NR_CPUS];
 
 #define cpu_to_node(cpu)	(sn_cpu_info[(cpu)].p_nodeid)
 #define parent_node(node)	(node)
-#define node_to_cpumask(node)	(hub_data(node)->h_cpus)
 #define cpumask_of_node(node)	(&hub_data(node)->h_cpus)
 struct pci_bus;
 extern int pcibus_to_node(struct pci_bus *);
 
-#define pcibus_to_cpumask(bus)	(cpu_online_map)
 #define cpumask_of_pcibus(bus)	(cpu_online_mask)
 
 extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
@@ -46,8 +44,8 @@ extern unsigned char __node_distances[MAX_COMPACT_NODES][MAX_COMPACT_NODES];
 	.busy_factor		= 32,			\
 	.imbalance_pct		= 125,			\
 	.cache_nice_tries	= 1,			\
-	.flags			= SD_LOAD_BALANCE	\
-				| SD_BALANCE_EXEC	\
+	.flags			= SD_LOAD_BALANCE |	\
+				  SD_BALANCE_EXEC,	\
 	.last_balance		= jiffies,		\
 	.balance_interval	= 1,			\
 	.nr_balance_failed	= 0,			\
diff --git a/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h b/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
index ce5b6e270e3f..9947e57c91de 100644
--- a/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
+++ b/arch/mips/include/asm/mach-loongson/cpu-feature-overrides.h
@@ -29,7 +29,7 @@
 #define cpu_has_cache_cdex_p	0
 #define cpu_has_cache_cdex_s	0
 #define cpu_has_counter		1
-#define cpu_has_dc_aliases	1
+#define cpu_has_dc_aliases	(PAGE_SIZE < 0x4000)
 #define cpu_has_divec		0
 #define cpu_has_dsp		0
 #define cpu_has_ejtag		0
@@ -54,6 +54,5 @@
 #define cpu_has_vce		0
 #define cpu_has_vtag_icache	0
 #define cpu_has_watch		1
-#define cpu_icache_snoops_remote_store	1
 
 #endif /* __ASM_MACH_LOONGSON_CPU_FEATURE_OVERRIDES_H */
diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h
index e4d6f1fb1cf7..a2250f390a29 100644
--- a/arch/mips/include/asm/mman.h
+++ b/arch/mips/include/asm/mman.h
@@ -46,6 +46,8 @@
 #define MAP_LOCKED	0x8000		/* pages are locked */
 #define MAP_POPULATE	0x10000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x20000		/* do not block on IO */
+#define MAP_STACK	0x40000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x80000		/* create a huge page mapping */
 
 /*
  * Flags for msync
@@ -71,6 +73,9 @@
 #define MADV_DONTFORK	10		/* don't inherit across fork */
 #define MADV_DOFORK	11		/* do inherit across fork */
 
+#define MADV_MERGEABLE   12		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13		/* KSM may not merge identical pages */
+
 /* compatibility flags */
 #define MAP_FILE	0
 
diff --git a/arch/mips/include/asm/mmu_context.h b/arch/mips/include/asm/mmu_context.h
index d3bea88d8744..6083db586500 100644
--- a/arch/mips/include/asm/mmu_context.h
+++ b/arch/mips/include/asm/mmu_context.h
@@ -16,6 +16,7 @@
 #include <linux/smp.h>
 #include <linux/slab.h>
 #include <asm/cacheflush.h>
+#include <asm/hazards.h>
 #include <asm/tlbflush.h>
 #ifdef CONFIG_MIPS_MT_SMTC
 #include <asm/mipsmtregs.h>
@@ -36,11 +37,13 @@ extern unsigned long pgd_current[];
 #ifdef CONFIG_32BIT
 #define TLBMISS_HANDLER_SETUP()						\
 	write_c0_context((unsigned long) smp_processor_id() << 25);	\
+	back_to_back_c0_hazard();					\
 	TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
 #endif
 #ifdef CONFIG_64BIT
 #define TLBMISS_HANDLER_SETUP()						\
 	write_c0_context((unsigned long) smp_processor_id() << 26);	\
+	back_to_back_c0_hazard();					\
 	TLBMISS_HANDLER_SETUP_PGD(swapper_pg_dir)
 #endif
 
@@ -165,12 +168,12 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 	 * having ASID_MASK smaller than the hardware maximum,
 	 * make sure no "soft" bits become "hard"...
 	 */
-	write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK)
-			| (cpu_context(cpu, next) & ASID_MASK));
+	write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK) |
+			 cpu_asid(cpu, next));
 	ehb(); /* Make sure it propagates to TCStatus */
 	evpe(mtflags);
 #else
-	write_c0_entryhi(cpu_context(cpu, next));
+	write_c0_entryhi(cpu_asid(cpu, next));
 #endif /* CONFIG_MIPS_MT_SMTC */
 	TLBMISS_HANDLER_SETUP_PGD(next->pgd);
 
@@ -178,8 +181,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 	 * Mark current->active_mm as not "active" anymore.
 	 * We don't want to mislead possible IPI tlb flush routines.
 	 */
-	cpu_clear(cpu, prev->cpu_vm_mask);
-	cpu_set(cpu, next->cpu_vm_mask);
+	cpumask_clear_cpu(cpu, mm_cpumask(prev));
+	cpumask_set_cpu(cpu, mm_cpumask(next));
 
 	local_irq_restore(flags);
 }
@@ -226,17 +229,17 @@ activate_mm(struct mm_struct *prev, struct mm_struct *next)
 	}
 	/* See comments for similar code above */
 	write_c0_entryhi((read_c0_entryhi() & ~HW_ASID_MASK) |
-	                 (cpu_context(cpu, next) & ASID_MASK));
+	                 cpu_asid(cpu, next));
 	ehb(); /* Make sure it propagates to TCStatus */
 	evpe(mtflags);
 #else
-	write_c0_entryhi(cpu_context(cpu, next));
+	write_c0_entryhi(cpu_asid(cpu, next));
 #endif /* CONFIG_MIPS_MT_SMTC */
 	TLBMISS_HANDLER_SETUP_PGD(next->pgd);
 
 	/* mark mmu ownership change */
-	cpu_clear(cpu, prev->cpu_vm_mask);
-	cpu_set(cpu, next->cpu_vm_mask);
+	cpumask_clear_cpu(cpu, mm_cpumask(prev));
+	cpumask_set_cpu(cpu, mm_cpumask(next));
 
 	local_irq_restore(flags);
 }
@@ -258,7 +261,7 @@ drop_mmu_context(struct mm_struct *mm, unsigned cpu)
 
 	local_irq_save(flags);
 
-	if (cpu_isset(cpu, mm->cpu_vm_mask))  {
+	if (cpumask_test_cpu(cpu, mm_cpumask(mm)))  {
 		get_new_mmu_context(mm, cpu);
 #ifdef CONFIG_MIPS_MT_SMTC
 		/* See comments for similar code above */
diff --git a/arch/mips/include/asm/pgtable.h b/arch/mips/include/asm/pgtable.h
index 1a9f9b257551..d6eb6134abec 100644
--- a/arch/mips/include/asm/pgtable.h
+++ b/arch/mips/include/asm/pgtable.h
@@ -76,6 +76,16 @@ extern unsigned long zero_page_mask;
 #define ZERO_PAGE(vaddr) \
 	(virt_to_page((void *)(empty_zero_page + (((unsigned long)(vaddr)) & zero_page_mask))))
 
+#define is_zero_pfn is_zero_pfn
+static inline int is_zero_pfn(unsigned long pfn)
+{
+	extern unsigned long zero_pfn;
+	unsigned long offset_from_zero_pfn = pfn - zero_pfn;
+	return offset_from_zero_pfn <= (zero_page_mask >> PAGE_SHIFT);
+}
+
+#define my_zero_pfn(addr)	page_to_pfn(ZERO_PAGE(addr))
+
 extern void paging_init(void);
 
 /*
diff --git a/arch/mips/include/asm/setup.h b/arch/mips/include/asm/setup.h
index e600cedda976..50511aac04e9 100644
--- a/arch/mips/include/asm/setup.h
+++ b/arch/mips/include/asm/setup.h
@@ -1,7 +1,7 @@
 #ifndef _MIPS_SETUP_H
 #define _MIPS_SETUP_H
 
-#define COMMAND_LINE_SIZE	256
+#define COMMAND_LINE_SIZE	4096
 
 #ifdef  __KERNEL__
 extern void setup_early_printk(void);
diff --git a/arch/mips/include/asm/smp-ops.h b/arch/mips/include/asm/smp-ops.h
index fd545547b8aa..9e09af34c8a8 100644
--- a/arch/mips/include/asm/smp-ops.h
+++ b/arch/mips/include/asm/smp-ops.h
@@ -19,7 +19,7 @@ struct task_struct;
 
 struct plat_smp_ops {
 	void (*send_ipi_single)(int cpu, unsigned int action);
-	void (*send_ipi_mask)(cpumask_t mask, unsigned int action);
+	void (*send_ipi_mask)(const struct cpumask *mask, unsigned int action);
 	void (*init_secondary)(void);
 	void (*smp_finish)(void);
 	void (*cpus_done)(void);
diff --git a/arch/mips/include/asm/smp.h b/arch/mips/include/asm/smp.h
index aaa2d4ab26dc..af42385245d5 100644
--- a/arch/mips/include/asm/smp.h
+++ b/arch/mips/include/asm/smp.h
@@ -77,7 +77,18 @@ extern void play_dead(void);
 
 extern asmlinkage void smp_call_function_interrupt(void);
 
-extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+static inline void arch_send_call_function_single_ipi(int cpu)
+{
+	extern struct plat_smp_ops *mp_ops;     /* private */
+
+	mp_ops->send_ipi_mask(&cpumask_of_cpu(cpu), SMP_CALL_FUNCTION);
+}
+
+static inline void arch_send_call_function_ipi_mask(const struct cpumask *mask)
+{
+	extern struct plat_smp_ops *mp_ops;     /* private */
+
+	mp_ops->send_ipi_mask(mask, SMP_CALL_FUNCTION);
+}
 
 #endif /* __ASM_SMP_H */
diff --git a/arch/mips/include/asm/smtc_ipi.h b/arch/mips/include/asm/smtc_ipi.h
index 8ce517574340..15278dbd7e79 100644
--- a/arch/mips/include/asm/smtc_ipi.h
+++ b/arch/mips/include/asm/smtc_ipi.h
@@ -45,6 +45,7 @@ struct smtc_ipi_q {
 	spinlock_t lock;
 	struct smtc_ipi *tail;
 	int depth;
+	int resched_flag;	/* reschedule already queued */
 };
 
 static inline void smtc_ipi_nq(struct smtc_ipi_q *q, struct smtc_ipi *p)
diff --git a/arch/mips/include/asm/spram.h b/arch/mips/include/asm/spram.h
new file mode 100644
index 000000000000..0b89006e4907
--- /dev/null
+++ b/arch/mips/include/asm/spram.h
@@ -0,0 +1,10 @@
+#ifndef _MIPS_SPRAM_H
+#define _MIPS_SPRAM_H
+
+#ifdef CONFIG_CPU_MIPSR2
+extern __init void spram_config(void);
+#else
+static inline void spram_config(void) { };
+#endif /* CONFIG_CPU_MIPSR2 */
+
+#endif /* _MIPS_SPRAM_H */
diff --git a/arch/mips/include/asm/thread_info.h b/arch/mips/include/asm/thread_info.h
index 01cc1630b66c..845da2107ed1 100644
--- a/arch/mips/include/asm/thread_info.h
+++ b/arch/mips/include/asm/thread_info.h
@@ -86,14 +86,7 @@ register struct thread_info *__current_thread_info __asm__("$28");
 #define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
 
 #ifdef CONFIG_DEBUG_STACK_USAGE
-#define alloc_thread_info(tsk)					\
-({								\
-	struct thread_info *ret;				\
-								\
-	ret = kzalloc(THREAD_SIZE, GFP_KERNEL);			\
-								\
-	ret;							\
-})
+#define alloc_thread_info(tsk) kzalloc(THREAD_SIZE, GFP_KERNEL)
 #else
 #define alloc_thread_info(tsk) kmalloc(THREAD_SIZE, GFP_KERNEL)
 #endif
diff --git a/arch/mips/include/asm/unaligned.h b/arch/mips/include/asm/unaligned.h
index 792404948571..42f66c311473 100644
--- a/arch/mips/include/asm/unaligned.h
+++ b/arch/mips/include/asm/unaligned.h
@@ -12,17 +12,17 @@
 #if defined(__MIPSEB__)
 # include <linux/unaligned/be_struct.h>
 # include <linux/unaligned/le_byteshift.h>
-# include <linux/unaligned/generic.h>
 # define get_unaligned	__get_unaligned_be
 # define put_unaligned	__put_unaligned_be
 #elif defined(__MIPSEL__)
 # include <linux/unaligned/le_struct.h>
 # include <linux/unaligned/be_byteshift.h>
-# include <linux/unaligned/generic.h>
 # define get_unaligned	__get_unaligned_le
 # define put_unaligned	__put_unaligned_le
 #else
 #  error "MIPS, but neither __MIPSEB__, nor __MIPSEL__???"
 #endif
 
+# include <linux/unaligned/generic.h>
+
 #endif /* _ASM_MIPS_UNALIGNED_H */
diff --git a/arch/mips/include/asm/unistd.h b/arch/mips/include/asm/unistd.h
index e753a777949b..8c9dfa9e9018 100644
--- a/arch/mips/include/asm/unistd.h
+++ b/arch/mips/include/asm/unistd.h
@@ -353,7 +353,7 @@
 #define __NR_preadv			(__NR_Linux + 330)
 #define __NR_pwritev			(__NR_Linux + 331)
 #define __NR_rt_tgsigqueueinfo		(__NR_Linux + 332)
-#define __NR_perf_counter_open		(__NR_Linux + 333)
+#define __NR_perf_event_open		(__NR_Linux + 333)
 #define __NR_accept4			(__NR_Linux + 334)
 
 /*
@@ -664,7 +664,7 @@
 #define __NR_preadv			(__NR_Linux + 289)
 #define __NR_pwritev			(__NR_Linux + 290)
 #define __NR_rt_tgsigqueueinfo		(__NR_Linux + 291)
-#define __NR_perf_counter_open		(__NR_Linux + 292)
+#define __NR_perf_event_open		(__NR_Linux + 292)
 #define __NR_accept4			(__NR_Linux + 293)
 
 /*
@@ -979,7 +979,7 @@
 #define __NR_preadv			(__NR_Linux + 293)
 #define __NR_pwritev			(__NR_Linux + 294)
 #define __NR_rt_tgsigqueueinfo		(__NR_Linux + 295)
-#define __NR_perf_counter_open		(__NR_Linux + 296)
+#define __NR_perf_event_open		(__NR_Linux + 296)
 #define __NR_accept4			(__NR_Linux + 297)
 
 /*
diff --git a/arch/mips/jazz/irq.c b/arch/mips/jazz/irq.c
index 7fd170d007e7..7bd32d04c2cc 100644
--- a/arch/mips/jazz/irq.c
+++ b/arch/mips/jazz/irq.c
@@ -134,7 +134,7 @@ static irqreturn_t r4030_timer_interrupt(int irq, void *dev_id)
 
 static struct irqaction r4030_timer_irqaction = {
 	.handler	= r4030_timer_interrupt,
-	.flags		= IRQF_DISABLED,
+	.flags		= IRQF_DISABLED | IRQF_TIMER,
 	.name		= "R4030 timer",
 };
 
diff --git a/arch/mips/kernel/Makefile b/arch/mips/kernel/Makefile
index e96122159928..eecd2a9f155c 100644
--- a/arch/mips/kernel/Makefile
+++ b/arch/mips/kernel/Makefile
@@ -2,6 +2,8 @@
 # Makefile for the Linux/MIPS kernel.
 #
 
+CPPFLAGS_vmlinux.lds := $(KBUILD_CFLAGS)
+
 extra-y		:= head.o init_task.o vmlinux.lds
 
 obj-y		+= cpu-probe.o branch.o entry.o genex.o irq.o process.o \
diff --git a/arch/mips/kernel/cevt-bcm1480.c b/arch/mips/kernel/cevt-bcm1480.c
index e02f79b1eb51..bfea327c636c 100644
--- a/arch/mips/kernel/cevt-bcm1480.c
+++ b/arch/mips/kernel/cevt-bcm1480.c
@@ -144,7 +144,7 @@ void __cpuinit sb1480_clockevent_init(void)
 	bcm1480_unmask_irq(cpu, irq);
 
 	action->handler	= sibyte_counter_handler;
-	action->flags	= IRQF_DISABLED | IRQF_PERCPU;
+	action->flags	= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER;
 	action->name	= name;
 	action->dev_id	= cd;
 
diff --git a/arch/mips/kernel/cevt-ds1287.c b/arch/mips/kernel/cevt-ds1287.c
index 6996da4d74a2..00a4da277cbb 100644
--- a/arch/mips/kernel/cevt-ds1287.c
+++ b/arch/mips/kernel/cevt-ds1287.c
@@ -107,7 +107,7 @@ static irqreturn_t ds1287_interrupt(int irq, void *dev_id)
 
 static struct irqaction ds1287_irqaction = {
 	.handler	= ds1287_interrupt,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "ds1287",
 };
 
diff --git a/arch/mips/kernel/cevt-gt641xx.c b/arch/mips/kernel/cevt-gt641xx.c
index 92351e00ae0e..f5d265eb6eae 100644
--- a/arch/mips/kernel/cevt-gt641xx.c
+++ b/arch/mips/kernel/cevt-gt641xx.c
@@ -113,7 +113,7 @@ static irqreturn_t gt641xx_timer0_interrupt(int irq, void *dev_id)
 
 static struct irqaction gt641xx_timer0_irqaction = {
 	.handler	= gt641xx_timer0_interrupt,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "gt641xx_timer0",
 };
 
diff --git a/arch/mips/kernel/cevt-r4k.c b/arch/mips/kernel/cevt-r4k.c
index 2652362ce047..b469ad05d520 100644
--- a/arch/mips/kernel/cevt-r4k.c
+++ b/arch/mips/kernel/cevt-r4k.c
@@ -83,7 +83,7 @@ out:
 
 struct irqaction c0_compare_irqaction = {
 	.handler = c0_compare_interrupt,
-	.flags = IRQF_DISABLED | IRQF_PERCPU,
+	.flags = IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name = "timer",
 };
 
diff --git a/arch/mips/kernel/cevt-sb1250.c b/arch/mips/kernel/cevt-sb1250.c
index ac5903d1b20e..da78eeaea6e8 100644
--- a/arch/mips/kernel/cevt-sb1250.c
+++ b/arch/mips/kernel/cevt-sb1250.c
@@ -143,7 +143,7 @@ void __cpuinit sb1250_clockevent_init(void)
 	sb1250_unmask_irq(cpu, irq);
 
 	action->handler	= sibyte_counter_handler;
-	action->flags	= IRQF_DISABLED | IRQF_PERCPU;
+	action->flags	= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER;
 	action->name	= name;
 	action->dev_id	= cd;
 
diff --git a/arch/mips/kernel/cevt-smtc.c b/arch/mips/kernel/cevt-smtc.c
index 98bd7de75778..b102e4f1630e 100644
--- a/arch/mips/kernel/cevt-smtc.c
+++ b/arch/mips/kernel/cevt-smtc.c
@@ -173,11 +173,12 @@ void smtc_distribute_timer(int vpe)
 	unsigned int mtflags;
 	int cpu;
 	struct clock_event_device *cd;
-	unsigned long nextstamp = 0L;
+	unsigned long nextstamp;
 	unsigned long reference;
 
 
 repeat:
+	nextstamp = 0L;
 	for_each_online_cpu(cpu) {
 	    /*
 	     * Find virtual CPUs within the current VPE who have
diff --git a/arch/mips/kernel/cevt-txx9.c b/arch/mips/kernel/cevt-txx9.c
index 0037f21baf0d..218ee6bda935 100644
--- a/arch/mips/kernel/cevt-txx9.c
+++ b/arch/mips/kernel/cevt-txx9.c
@@ -146,7 +146,7 @@ static irqreturn_t txx9tmr_interrupt(int irq, void *dev_id)
 
 static struct irqaction txx9tmr_irq = {
 	.handler	= txx9tmr_interrupt,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "txx9tmr",
 	.dev_id		= &txx9_clock_event_device,
 };
diff --git a/arch/mips/kernel/cpu-probe.c b/arch/mips/kernel/cpu-probe.c
index f709657e4dcd..7a51866068a4 100644
--- a/arch/mips/kernel/cpu-probe.c
+++ b/arch/mips/kernel/cpu-probe.c
@@ -23,7 +23,7 @@
 #include <asm/mipsregs.h>
 #include <asm/system.h>
 #include <asm/watch.h>
-
+#include <asm/spram.h>
 /*
  * Not all of the MIPS CPUs have the "wait" instruction available. Moreover,
  * the implementation of the "wait" feature differs between CPU families. This
@@ -711,12 +711,6 @@ static void __cpuinit decode_configs(struct cpuinfo_mips *c)
 	mips_probe_watch_registers(c);
 }
 
-#ifdef CONFIG_CPU_MIPSR2
-extern void spram_config(void);
-#else
-static inline void spram_config(void) {}
-#endif
-
 static inline void cpu_probe_mips(struct cpuinfo_mips *c, unsigned int cpu)
 {
 	decode_configs(c);
diff --git a/arch/mips/kernel/head.S b/arch/mips/kernel/head.S
index 531ce7b16124..ea695d9605e9 100644
--- a/arch/mips/kernel/head.S
+++ b/arch/mips/kernel/head.S
@@ -191,6 +191,7 @@ NESTED(kernel_entry, 16, sp)			# kernel entry point
 	/* Set the SP after an empty pt_regs.  */
 	PTR_LI		sp, _THREAD_SIZE - 32 - PT_SIZE
 	PTR_ADDU	sp, $28
+	back_to_back_c0_hazard
 	set_saved_sp	sp, t0, t1
 	PTR_SUBU	sp, 4 * SZREG		# init stack pointer
 
diff --git a/arch/mips/kernel/i8253.c b/arch/mips/kernel/i8253.c
index f7d8d5d0ddbf..ed5c441615e4 100644
--- a/arch/mips/kernel/i8253.c
+++ b/arch/mips/kernel/i8253.c
@@ -98,7 +98,7 @@ static irqreturn_t timer_interrupt(int irq, void *dev_id)
 
 static struct irqaction irq0  = {
 	.handler = timer_interrupt,
-	.flags = IRQF_DISABLED | IRQF_NOBALANCING,
+	.flags = IRQF_DISABLED | IRQF_NOBALANCING | IRQF_TIMER,
 	.name = "timer"
 };
 
diff --git a/arch/mips/kernel/init_task.c b/arch/mips/kernel/init_task.c
index 5b457a40c784..6d6ca5305895 100644
--- a/arch/mips/kernel/init_task.c
+++ b/arch/mips/kernel/init_task.c
@@ -21,9 +21,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  *
  * The things we do for performance..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"),
-	               __aligned__(THREAD_SIZE))) =
+union thread_union init_thread_union __init_task_data
+	__attribute__((__aligned__(THREAD_SIZE))) =
 		{ INIT_THREAD_INFO(init_task) };
 
 /*
diff --git a/arch/mips/kernel/irq-gic.c b/arch/mips/kernel/irq-gic.c
index d2072cd38592..b181f2f0ea8e 100644
--- a/arch/mips/kernel/irq-gic.c
+++ b/arch/mips/kernel/irq-gic.c
@@ -14,38 +14,23 @@
 
 
 static unsigned long _gic_base;
-static unsigned int _irqbase, _mapsize, numvpes, numintrs;
-static struct gic_intr_map *_intrmap;
+static unsigned int _irqbase;
+static unsigned int gic_irq_flags[GIC_NUM_INTRS];
+#define GIC_IRQ_FLAG_EDGE      0x0001
 
-static struct gic_pcpu_mask pcpu_masks[NR_CPUS];
+struct gic_pcpu_mask pcpu_masks[NR_CPUS];
 static struct gic_pending_regs pending_regs[NR_CPUS];
 static struct gic_intrmask_regs intrmask_regs[NR_CPUS];
 
-#define gic_wedgeb2bok 0	/*
-				 * Can GIC handle b2b writes to wedge register?
-				 */
-#if gic_wedgeb2bok == 0
-static DEFINE_SPINLOCK(gic_wedgeb2b_lock);
-#endif
-
 void gic_send_ipi(unsigned int intr)
 {
-#if gic_wedgeb2bok == 0
-	unsigned long flags;
-#endif
 	pr_debug("CPU%d: %s status %08x\n", smp_processor_id(), __func__,
 		 read_c0_status());
-	if (!gic_wedgeb2bok)
-		spin_lock_irqsave(&gic_wedgeb2b_lock, flags);
 	GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), 0x80000000 | intr);
-	if (!gic_wedgeb2bok) {
-		(void) GIC_REG(SHARED, GIC_SH_CONFIG);
-		spin_unlock_irqrestore(&gic_wedgeb2b_lock, flags);
-	}
 }
 
 /* This is Malta specific and needs to be exported */
-static void vpe_local_setup(unsigned int numvpes)
+static void __init vpe_local_setup(unsigned int numvpes)
 {
 	int i;
 	unsigned long timer_interrupt = 5, perf_interrupt = 5;
@@ -105,44 +90,34 @@ unsigned int gic_get_int(void)
 
 static unsigned int gic_irq_startup(unsigned int irq)
 {
-	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
 	irq -= _irqbase;
-	GIC_SET_INTR_MASK(irq, 1);
+	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+	GIC_SET_INTR_MASK(irq);
 	return 0;
 }
 
 static void gic_irq_ack(unsigned int irq)
 {
-#if gic_wedgeb2bok == 0
-	unsigned long flags;
-#endif
-	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
 	irq -= _irqbase;
-	GIC_CLR_INTR_MASK(irq, 1);
+	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+	GIC_CLR_INTR_MASK(irq);
 
-	if (_intrmap[irq].trigtype == GIC_TRIG_EDGE) {
-		if (!gic_wedgeb2bok)
-			spin_lock_irqsave(&gic_wedgeb2b_lock, flags);
+	if (gic_irq_flags[irq] & GIC_IRQ_FLAG_EDGE)
 		GICWRITE(GIC_REG(SHARED, GIC_SH_WEDGE), irq);
-		if (!gic_wedgeb2bok) {
-			(void) GIC_REG(SHARED, GIC_SH_CONFIG);
-			spin_unlock_irqrestore(&gic_wedgeb2b_lock, flags);
-		}
-	}
 }
 
 static void gic_mask_irq(unsigned int irq)
 {
-	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
 	irq -= _irqbase;
-	GIC_CLR_INTR_MASK(irq, 1);
+	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+	GIC_CLR_INTR_MASK(irq);
 }
 
 static void gic_unmask_irq(unsigned int irq)
 {
-	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
 	irq -= _irqbase;
-	GIC_SET_INTR_MASK(irq, 1);
+	pr_debug("CPU%d: %s: irq%d\n", smp_processor_id(), __func__, irq);
+	GIC_SET_INTR_MASK(irq);
 }
 
 #ifdef CONFIG_SMP
@@ -155,9 +130,8 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
 	unsigned long	flags;
 	int		i;
 
-	pr_debug(KERN_DEBUG "%s called\n", __func__);
 	irq -= _irqbase;
-
+	pr_debug(KERN_DEBUG "%s(%d) called\n", __func__, irq);
 	cpumask_and(&tmp, cpumask, cpu_online_mask);
 	if (cpus_empty(tmp))
 		return -1;
@@ -168,13 +142,6 @@ static int gic_set_affinity(unsigned int irq, const struct cpumask *cpumask)
 		/* Re-route this IRQ */
 		GIC_SH_MAP_TO_VPE_SMASK(irq, first_cpu(tmp));
 
-		/*
-		 * FIXME: assumption that _intrmap is ordered and has no holes
-		 */
-
-		/* Update the intr_map */
-		_intrmap[irq].cpunum = first_cpu(tmp);
-
 		/* Update the pcpu_masks */
 		for (i = 0; i < NR_CPUS; i++)
 			clear_bit(irq, pcpu_masks[i].pcpu_mask);
@@ -201,8 +168,9 @@ static struct irq_chip gic_irq_controller = {
 #endif
 };
 
-static void __init setup_intr(unsigned int intr, unsigned int cpu,
-	unsigned int pin, unsigned int polarity, unsigned int trigtype)
+static void __init gic_setup_intr(unsigned int intr, unsigned int cpu,
+	unsigned int pin, unsigned int polarity, unsigned int trigtype,
+	unsigned int flags)
 {
 	/* Setup Intr to Pin mapping */
 	if (pin & GIC_MAP_TO_NMI_MSK) {
@@ -227,38 +195,43 @@ static void __init setup_intr(unsigned int intr, unsigned int cpu,
 	GIC_SET_TRIGGER(intr, trigtype);
 
 	/* Init Intr Masks */
-	GIC_SET_INTR_MASK(intr, 0);
+	GIC_CLR_INTR_MASK(intr);
+	/* Initialise per-cpu Interrupt software masks */
+	if (flags & GIC_FLAG_IPI)
+		set_bit(intr, pcpu_masks[cpu].pcpu_mask);
+	if (flags & GIC_FLAG_TRANSPARENT)
+		GIC_SET_INTR_MASK(intr);
+	if (trigtype == GIC_TRIG_EDGE)
+		gic_irq_flags[intr] |= GIC_IRQ_FLAG_EDGE;
 }
 
-static void __init gic_basic_init(void)
+static void __init gic_basic_init(int numintrs, int numvpes,
+			struct gic_intr_map *intrmap, int mapsize)
 {
 	unsigned int i, cpu;
 
 	/* Setup defaults */
-	for (i = 0; i < GIC_NUM_INTRS; i++) {
+	for (i = 0; i < numintrs; i++) {
 		GIC_SET_POLARITY(i, GIC_POL_POS);
 		GIC_SET_TRIGGER(i, GIC_TRIG_LEVEL);
-		GIC_SET_INTR_MASK(i, 0);
+		GIC_CLR_INTR_MASK(i);
+		if (i < GIC_NUM_INTRS)
+			gic_irq_flags[i] = 0;
 	}
 
 	/* Setup specifics */
-	for (i = 0; i < _mapsize; i++) {
-		cpu = _intrmap[i].cpunum;
+	for (i = 0; i < mapsize; i++) {
+		cpu = intrmap[i].cpunum;
 		if (cpu == X)
 			continue;
-
-		if (cpu == 0 && i != 0 && _intrmap[i].intrnum == 0 &&
-					_intrmap[i].ipiflag == 0)
+		if (cpu == 0 && i != 0 && intrmap[i].flags == 0)
 			continue;
-
-		setup_intr(_intrmap[i].intrnum,
-				_intrmap[i].cpunum,
-				_intrmap[i].pin,
-				_intrmap[i].polarity,
-				_intrmap[i].trigtype);
-		/* Initialise per-cpu Interrupt software masks */
-		if (_intrmap[i].ipiflag)
-			set_bit(_intrmap[i].intrnum, pcpu_masks[cpu].pcpu_mask);
+		gic_setup_intr(i,
+			intrmap[i].cpunum,
+			intrmap[i].pin,
+			intrmap[i].polarity,
+			intrmap[i].trigtype,
+			intrmap[i].flags);
 	}
 
 	vpe_local_setup(numvpes);
@@ -273,12 +246,11 @@ void __init gic_init(unsigned long gic_base_addr,
 		     unsigned int irqbase)
 {
 	unsigned int gicconfig;
+	int numvpes, numintrs;
 
 	_gic_base = (unsigned long) ioremap_nocache(gic_base_addr,
 						    gic_addrspace_size);
 	_irqbase = irqbase;
-	_intrmap = intr_map;
-	_mapsize = intr_map_size;
 
 	GICREAD(GIC_REG(SHARED, GIC_SH_CONFIG), gicconfig);
 	numintrs = (gicconfig & GIC_SH_CONFIG_NUMINTRS_MSK) >>
@@ -290,5 +262,5 @@ void __init gic_init(unsigned long gic_base_addr,
 
 	pr_debug("%s called\n", __func__);
 
-	gic_basic_init();
+	gic_basic_init(numintrs, numvpes, intr_map, intr_map_size);
 }
diff --git a/arch/mips/kernel/kspd.c b/arch/mips/kernel/kspd.c
index f2397f00db43..ad4e017ed2f3 100644
--- a/arch/mips/kernel/kspd.c
+++ b/arch/mips/kernel/kspd.c
@@ -172,13 +172,20 @@ static unsigned int translate_open_flags(int flags)
 }
 
 
-static void sp_setfsuidgid( uid_t uid, gid_t gid)
+static int sp_setfsuidgid(uid_t uid, gid_t gid)
 {
-	current->cred->fsuid = uid;
-	current->cred->fsgid = gid;
+	struct cred *new;
 
-	key_fsuid_changed(current);
-	key_fsgid_changed(current);
+	new = prepare_creds();
+	if (!new)
+		return -ENOMEM;
+
+	new->fsuid = uid;
+	new->fsgid = gid;
+
+	commit_creds(new);
+
+	return 0;
 }
 
 /*
@@ -196,7 +203,7 @@ void sp_work_handle_request(void)
 	mm_segment_t old_fs;
 	struct timeval tv;
 	struct timezone tz;
-	int cmd;
+	int err, cmd;
 
 	char *vcwd;
 	int size;
@@ -225,8 +232,11 @@ void sp_work_handle_request(void)
 	/* Run the syscall at the privilege of the user who loaded the
 	   SP program */
 
-	if (vpe_getuid(tclimit))
-		sp_setfsuidgid(vpe_getuid(tclimit), vpe_getgid(tclimit));
+	if (vpe_getuid(tclimit)) {
+		err = sp_setfsuidgid(vpe_getuid(tclimit), vpe_getgid(tclimit));
+		if (!err)
+			pr_err("Change of creds failed\n");
+	}
 
 	switch (sc.cmd) {
 	/* needs the flags argument translating from SDE kit to
@@ -283,8 +293,11 @@ void sp_work_handle_request(void)
 		break;
  	} /* switch */
 
-	if (vpe_getuid(tclimit))
-		sp_setfsuidgid( 0, 0);
+	if (vpe_getuid(tclimit)) {
+		err = sp_setfsuidgid(0, 0);
+		if (!err)
+			pr_err("restoring old creds failed\n");
+	}
 
 	old_fs = get_fs();
 	set_fs(KERNEL_DS);
diff --git a/arch/mips/kernel/linux32.c b/arch/mips/kernel/linux32.c
index 6242bc68add7..b77fefaff9da 100644
--- a/arch/mips/kernel/linux32.c
+++ b/arch/mips/kernel/linux32.c
@@ -428,3 +428,9 @@ _sys32_clone(nabi_no_regargs struct pt_regs regs)
 	return do_fork(clone_flags, newsp, &regs, 0,
 	               parent_tidptr, child_tidptr);
 }
+
+asmlinkage long sys32_lookup_dcookie(u32 a0, u32 a1, char __user *buf,
+	size_t len)
+{
+	return sys_lookup_dcookie(merge_64(a0, a1), buf, len);
+}
diff --git a/arch/mips/kernel/rtlx.c b/arch/mips/kernel/rtlx.c
index a10ebfdc28ae..364f066cb497 100644
--- a/arch/mips/kernel/rtlx.c
+++ b/arch/mips/kernel/rtlx.c
@@ -72,8 +72,9 @@ static void rtlx_dispatch(void)
 */
 static irqreturn_t rtlx_interrupt(int irq, void *dev_id)
 {
+	unsigned int vpeflags;
+	unsigned long flags;
 	int i;
-	unsigned int flags, vpeflags;
 
 	/* Ought not to be strictly necessary for SMTC builds */
 	local_irq_save(flags);
@@ -392,20 +393,12 @@ out:
 
 static int file_open(struct inode *inode, struct file *filp)
 {
-	int minor = iminor(inode);
-	int err;
-
-	lock_kernel();
-	err = rtlx_open(minor, (filp->f_flags & O_NONBLOCK) ? 0 : 1);
-	unlock_kernel();
-	return err;
+	return rtlx_open(iminor(inode), (filp->f_flags & O_NONBLOCK) ? 0 : 1);
 }
 
 static int file_release(struct inode *inode, struct file *filp)
 {
-	int minor = iminor(inode);
-
-	return rtlx_release(minor);
+	return rtlx_release(iminor(inode));
 }
 
 static unsigned int file_poll(struct file *file, poll_table * wait)
diff --git a/arch/mips/kernel/scall32-o32.S b/arch/mips/kernel/scall32-o32.S
index 7c2de4f091c4..fd2a9bb620d6 100644
--- a/arch/mips/kernel/scall32-o32.S
+++ b/arch/mips/kernel/scall32-o32.S
@@ -581,7 +581,7 @@ einval:	li	v0, -ENOSYS
 	sys	sys_preadv		6	/* 4330 */
 	sys	sys_pwritev		6
 	sys	sys_rt_tgsigqueueinfo	4
-	sys	sys_perf_counter_open	5
+	sys	sys_perf_event_open	5
 	sys	sys_accept4		4
 	.endm
 
diff --git a/arch/mips/kernel/scall64-64.S b/arch/mips/kernel/scall64-64.S
index b97b993846d6..18bf7f32c5e4 100644
--- a/arch/mips/kernel/scall64-64.S
+++ b/arch/mips/kernel/scall64-64.S
@@ -418,6 +418,6 @@ sys_call_table:
 	PTR	sys_preadv
 	PTR	sys_pwritev			/* 5390 */
 	PTR	sys_rt_tgsigqueueinfo
-	PTR	sys_perf_counter_open
+	PTR	sys_perf_event_open
 	PTR	sys_accept4
 	.size	sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/scall64-n32.S b/arch/mips/kernel/scall64-n32.S
index 1a6ae124635b..6ebc07976694 100644
--- a/arch/mips/kernel/scall64-n32.S
+++ b/arch/mips/kernel/scall64-n32.S
@@ -416,6 +416,6 @@ EXPORT(sysn32_call_table)
 	PTR	sys_preadv
 	PTR	sys_pwritev
 	PTR	compat_sys_rt_tgsigqueueinfo	/* 5295 */
-	PTR	sys_perf_counter_open
+	PTR	sys_perf_event_open
 	PTR	sys_accept4
 	.size	sysn32_call_table,.-sysn32_call_table
diff --git a/arch/mips/kernel/scall64-o32.S b/arch/mips/kernel/scall64-o32.S
index cd31087a651f..14dde4ca932e 100644
--- a/arch/mips/kernel/scall64-o32.S
+++ b/arch/mips/kernel/scall64-o32.S
@@ -450,7 +450,7 @@ sys_call_table:
 	PTR	sys_io_submit
 	PTR	sys_io_cancel			/* 4245 */
 	PTR	sys_exit_group
-	PTR	sys_lookup_dcookie
+	PTR	sys32_lookup_dcookie
 	PTR	sys_epoll_create
 	PTR	sys_epoll_ctl
 	PTR	sys_epoll_wait			/* 4250 */
@@ -505,7 +505,7 @@ sys_call_table:
 	PTR	sys_fchmodat
 	PTR	sys_faccessat			/* 4300 */
 	PTR	compat_sys_pselect6
-	PTR	sys_ppoll
+	PTR	compat_sys_ppoll
 	PTR	sys_unshare
 	PTR	sys_splice
 	PTR	sys32_sync_file_range		/* 4305 */
@@ -536,6 +536,6 @@ sys_call_table:
 	PTR	compat_sys_preadv		/* 4330 */
 	PTR	compat_sys_pwritev
 	PTR	compat_sys_rt_tgsigqueueinfo
-	PTR	sys_perf_counter_open
+	PTR	sys_perf_event_open
 	PTR	sys_accept4
 	.size	sys_call_table,.-sys_call_table
diff --git a/arch/mips/kernel/smp-cmp.c b/arch/mips/kernel/smp-cmp.c
index ad0ff5dc4d59..cc81771b882c 100644
--- a/arch/mips/kernel/smp-cmp.c
+++ b/arch/mips/kernel/smp-cmp.c
@@ -80,11 +80,11 @@ void cmp_send_ipi_single(int cpu, unsigned int action)
 	local_irq_restore(flags);
 }
 
-static void cmp_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void cmp_send_ipi_mask(const struct cpumask *mask, unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		cmp_send_ipi_single(i, action);
 }
 
@@ -171,7 +171,7 @@ void __init cmp_smp_setup(void)
 
 	for (i = 1; i < NR_CPUS; i++) {
 		if (amon_cpu_avail(i)) {
-			cpu_set(i, cpu_possible_map);
+			set_cpu_possible(i, true);
 			__cpu_number_map[i]	= ++ncpu;
 			__cpu_logical_map[ncpu]	= i;
 		}
diff --git a/arch/mips/kernel/smp-mt.c b/arch/mips/kernel/smp-mt.c
index 6f7ee5ac46ee..43e7cdc5ded2 100644
--- a/arch/mips/kernel/smp-mt.c
+++ b/arch/mips/kernel/smp-mt.c
@@ -70,7 +70,7 @@ static unsigned int __init smvp_vpe_init(unsigned int tc, unsigned int mvpconf0,
 		write_vpe_c0_vpeconf0(tmp);
 
 		/* Record this as available CPU */
-		cpu_set(tc, cpu_possible_map);
+		set_cpu_possible(tc, true);
 		__cpu_number_map[tc]	= ++ncpu;
 		__cpu_logical_map[ncpu]	= tc;
 	}
@@ -141,11 +141,11 @@ static void vsmp_send_ipi_single(int cpu, unsigned int action)
 	local_irq_restore(flags);
 }
 
-static void vsmp_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void vsmp_send_ipi_mask(const struct cpumask *mask, unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		vsmp_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/kernel/smp-up.c b/arch/mips/kernel/smp-up.c
index 2508d55d68fd..00500fea2750 100644
--- a/arch/mips/kernel/smp-up.c
+++ b/arch/mips/kernel/smp-up.c
@@ -18,7 +18,8 @@ static void up_send_ipi_single(int cpu, unsigned int action)
 	panic(KERN_ERR "%s called", __func__);
 }
 
-static inline void up_send_ipi_mask(cpumask_t mask, unsigned int action)
+static inline void up_send_ipi_mask(const struct cpumask *mask,
+				    unsigned int action)
 {
 	panic(KERN_ERR "%s called", __func__);
 }
diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c
index 64668a93248b..e72e6844d134 100644
--- a/arch/mips/kernel/smp.c
+++ b/arch/mips/kernel/smp.c
@@ -32,7 +32,6 @@
 #include <linux/cpumask.h>
 #include <linux/cpu.h>
 #include <linux/err.h>
-#include <linux/smp.h>
 
 #include <asm/atomic.h>
 #include <asm/cpu.h>
@@ -128,19 +127,6 @@ asmlinkage __cpuinit void start_secondary(void)
 	cpu_idle();
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
-{
-	mp_ops->send_ipi_mask(mask, SMP_CALL_FUNCTION);
-}
-
-/*
- * We reuse the same vector for the single IPI
- */
-void arch_send_call_function_single_ipi(int cpu)
-{
-	mp_ops->send_ipi_mask(cpumask_of_cpu(cpu), SMP_CALL_FUNCTION);
-}
-
 /*
  * Call into both interrupt handlers, as we share the IPI for them
  */
@@ -183,15 +169,15 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	mp_ops->prepare_cpus(max_cpus);
 	set_cpu_sibling_map(0);
 #ifndef CONFIG_HOTPLUG_CPU
-	cpu_present_map = cpu_possible_map;
+	init_cpu_present(&cpu_possible_map);
 #endif
 }
 
 /* preload SMP state for boot cpu */
 void __devinit smp_prepare_boot_cpu(void)
 {
-	cpu_set(0, cpu_possible_map);
-	cpu_set(0, cpu_online_map);
+	set_cpu_possible(0, true);
+	set_cpu_online(0, true);
 	cpu_set(0, cpu_callin_map);
 }
 
diff --git a/arch/mips/kernel/smtc.c b/arch/mips/kernel/smtc.c
index 1a466baf0edf..24630fd8ef60 100644
--- a/arch/mips/kernel/smtc.c
+++ b/arch/mips/kernel/smtc.c
@@ -75,7 +75,6 @@ unsigned long irq_hwmask[NR_IRQS];
 
 asiduse smtc_live_asid[MAX_SMTC_TLBS][MAX_SMTC_ASIDS];
 
-
 /*
  * Number of InterProcessor Interrupt (IPI) message buffers to allocate
  */
@@ -305,7 +304,7 @@ int __init smtc_build_cpu_map(int start_cpu_slot)
 	 */
 	ntcs = ((read_c0_mvpconf0() & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1;
 	for (i=start_cpu_slot; i<NR_CPUS && i<ntcs; i++) {
-		cpu_set(i, cpu_possible_map);
+		set_cpu_possible(i, true);
 		__cpu_number_map[i] = i;
 		__cpu_logical_map[i] = i;
 	}
@@ -388,6 +387,7 @@ void smtc_prepare_cpus(int cpus)
 		IPIQ[i].head = IPIQ[i].tail = NULL;
 		spin_lock_init(&IPIQ[i].lock);
 		IPIQ[i].depth = 0;
+		IPIQ[i].resched_flag = 0; /* No reschedules queued initially */
 	}
 
 	/* cpu_data index starts at zero */
@@ -525,8 +525,8 @@ void smtc_prepare_cpus(int cpus)
 	 * Pull any physically present but unused TCs out of circulation.
 	 */
 	while (tc < (((val & MVPCONF0_PTC) >> MVPCONF0_PTC_SHIFT) + 1)) {
-		cpu_clear(tc, cpu_possible_map);
-		cpu_clear(tc, cpu_present_map);
+		set_cpu_possible(tc, false);
+		set_cpu_present(tc, false);
 		tc++;
 	}
 
@@ -741,11 +741,24 @@ void smtc_forward_irq(unsigned int irq)
 static void smtc_ipi_qdump(void)
 {
 	int i;
+	struct smtc_ipi *temp;
 
 	for (i = 0; i < NR_CPUS ;i++) {
-		printk("IPIQ[%d]: head = 0x%x, tail = 0x%x, depth = %d\n",
+		pr_info("IPIQ[%d]: head = 0x%x, tail = 0x%x, depth = %d\n",
 			i, (unsigned)IPIQ[i].head, (unsigned)IPIQ[i].tail,
 			IPIQ[i].depth);
+		temp = IPIQ[i].head;
+
+		while (temp != IPIQ[i].tail) {
+			pr_debug("%d %d %d: ", temp->type, temp->dest,
+			       (int)temp->arg);
+#ifdef	SMTC_IPI_DEBUG
+		    pr_debug("%u %lu\n", temp->sender, temp->stamp);
+#else
+		    pr_debug("\n");
+#endif
+		    temp = temp->flink;
+		}
 	}
 }
 
@@ -784,11 +797,16 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
 	int mtflags;
 	unsigned long tcrestart;
 	extern void r4k_wait_irqoff(void), __pastwait(void);
+	int set_resched_flag = (type == LINUX_SMP_IPI &&
+				action == SMP_RESCHEDULE_YOURSELF);
 
 	if (cpu == smp_processor_id()) {
 		printk("Cannot Send IPI to self!\n");
 		return;
 	}
+	if (set_resched_flag && IPIQ[cpu].resched_flag != 0)
+		return; /* There is a reschedule queued already */
+
 	/* Set up a descriptor, to be delivered either promptly or queued */
 	pipi = smtc_ipi_dq(&freeIPIq);
 	if (pipi == NULL) {
@@ -801,6 +819,7 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
 	pipi->dest = cpu;
 	if (cpu_data[cpu].vpe_id != cpu_data[smp_processor_id()].vpe_id) {
 		/* If not on same VPE, enqueue and send cross-VPE interrupt */
+		IPIQ[cpu].resched_flag |= set_resched_flag;
 		smtc_ipi_nq(&IPIQ[cpu], pipi);
 		LOCK_CORE_PRA();
 		settc(cpu_data[cpu].tc_id);
@@ -847,6 +866,7 @@ void smtc_send_ipi(int cpu, int type, unsigned int action)
 			 */
 			write_tc_c0_tchalt(0);
 			UNLOCK_CORE_PRA();
+			IPIQ[cpu].resched_flag |= set_resched_flag;
 			smtc_ipi_nq(&IPIQ[cpu], pipi);
 		} else {
 postdirect:
@@ -996,12 +1016,15 @@ void deferred_smtc_ipi(void)
 		 * already enabled.
 		 */
 		local_irq_save(flags);
-
 		spin_lock(&q->lock);
 		pipi = __smtc_ipi_dq(q);
 		spin_unlock(&q->lock);
-		if (pipi != NULL)
+		if (pipi != NULL) {
+			if (pipi->type == LINUX_SMP_IPI &&
+			    (int)pipi->arg == SMP_RESCHEDULE_YOURSELF)
+				IPIQ[cpu].resched_flag = 0;
 			ipi_decode(pipi);
+		}
 		/*
 		 * The use of the __raw_local restore isn't
 		 * as obviously necessary here as in smtc_ipi_replay(),
@@ -1082,6 +1105,9 @@ static irqreturn_t ipi_interrupt(int irq, void *dev_idm)
 				 * with interrupts off
 				 */
 				local_irq_save(flags);
+				if (pipi->type == LINUX_SMP_IPI &&
+				    (int)pipi->arg == SMP_RESCHEDULE_YOURSELF)
+					IPIQ[cpu].resched_flag = 0;
 				ipi_decode(pipi);
 				local_irq_restore(flags);
 			}
@@ -1098,9 +1124,8 @@ static void ipi_irq_dispatch(void)
 
 static struct irqaction irq_ipi = {
 	.handler	= ipi_interrupt,
-	.flags		= IRQF_DISABLED,
-	.name		= "SMTC_IPI",
-	.flags		= IRQF_PERCPU
+	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.name		= "SMTC_IPI"
 };
 
 static void setup_cross_vpe_interrupts(unsigned int nvpe)
diff --git a/arch/mips/kernel/spram.c b/arch/mips/kernel/spram.c
index 6ddb507a87ef..1821d12a6410 100644
--- a/arch/mips/kernel/spram.c
+++ b/arch/mips/kernel/spram.c
@@ -13,7 +13,6 @@
 #include <linux/ptrace.h>
 #include <linux/stddef.h>
 
-#include <asm/cpu.h>
 #include <asm/fpu.h>
 #include <asm/mipsregs.h>
 #include <asm/system.h>
@@ -198,8 +197,7 @@ static __cpuinit void probe_spram(char *type,
 		offset += 2 * SPRAM_TAG_STRIDE;
 	}
 }
-
-__cpuinit void spram_config(void)
+void __cpuinit spram_config(void)
 {
 	struct cpuinfo_mips *c = &current_cpu_data;
 	unsigned int config0;
@@ -208,6 +206,7 @@ __cpuinit void spram_config(void)
 	case CPU_24K:
 	case CPU_34K:
 	case CPU_74K:
+	case CPU_1004K:
 		config0 = read_c0_config();
 		/* FIXME: addresses are Malta specific */
 		if (config0 & (1<<24)) {
diff --git a/arch/mips/kernel/vmlinux.lds.S b/arch/mips/kernel/vmlinux.lds.S
index 2769bed3d2af..162b29954baa 100644
--- a/arch/mips/kernel/vmlinux.lds.S
+++ b/arch/mips/kernel/vmlinux.lds.S
@@ -10,7 +10,16 @@ PHDRS {
 	text PT_LOAD FLAGS(7);	/* RWX */
 	note PT_NOTE FLAGS(4);	/* R__ */
 }
-jiffies = JIFFIES;
+
+#ifdef CONFIG_32BIT
+	#ifdef CONFIG_CPU_LITTLE_ENDIAN
+		jiffies  = jiffies_64;
+	#else
+		jiffies  = jiffies_64 + 4;
+	#endif
+#else
+	jiffies  = jiffies_64;
+#endif
 
 SECTIONS
 {
@@ -29,7 +38,7 @@ SECTIONS
 	/* . = 0xa800000000300000; */
 	. = 0xffffffff80300000;
 #endif
-	. = LOADADDR;
+	. = VMLINUX_LOAD_ADDRESS;
 	/* read-only */
 	_text = .;	/* Text and read-only data */
 	.text : {
diff --git a/arch/mips/kernel/vpe.c b/arch/mips/kernel/vpe.c
index eb6c4c5b7fbe..60477529362e 100644
--- a/arch/mips/kernel/vpe.c
+++ b/arch/mips/kernel/vpe.c
@@ -144,14 +144,15 @@ struct tc {
 };
 
 struct {
-	/* Virtual processing elements */
-	struct list_head vpe_list;
-
-	/* Thread contexts */
-	struct list_head tc_list;
+	spinlock_t vpe_list_lock;
+	struct list_head vpe_list;	/* Virtual processing elements */
+	spinlock_t tc_list_lock;
+	struct list_head tc_list;	/* Thread contexts */
 } vpecontrol = {
-	.vpe_list = LIST_HEAD_INIT(vpecontrol.vpe_list),
-	.tc_list = LIST_HEAD_INIT(vpecontrol.tc_list)
+	.vpe_list_lock	= SPIN_LOCK_UNLOCKED,
+	.vpe_list	= LIST_HEAD_INIT(vpecontrol.vpe_list),
+	.tc_list_lock	= SPIN_LOCK_UNLOCKED,
+	.tc_list	= LIST_HEAD_INIT(vpecontrol.tc_list)
 };
 
 static void release_progmem(void *ptr);
@@ -159,28 +160,38 @@ static void release_progmem(void *ptr);
 /* get the vpe associated with this minor */
 static struct vpe *get_vpe(int minor)
 {
-	struct vpe *v;
+	struct vpe *res, *v;
 
 	if (!cpu_has_mipsmt)
 		return NULL;
 
+	res = NULL;
+	spin_lock(&vpecontrol.vpe_list_lock);
 	list_for_each_entry(v, &vpecontrol.vpe_list, list) {
-		if (v->minor == minor)
-			return v;
+		if (v->minor == minor) {
+			res = v;
+			break;
+		}
 	}
+	spin_unlock(&vpecontrol.vpe_list_lock);
 
-	return NULL;
+	return res;
 }
 
 /* get the vpe associated with this minor */
 static struct tc *get_tc(int index)
 {
-	struct tc *t;
+	struct tc *res, *t;
 
+	res = NULL;
+	spin_lock(&vpecontrol.tc_list_lock);
 	list_for_each_entry(t, &vpecontrol.tc_list, list) {
-		if (t->index == index)
-			return t;
+		if (t->index == index) {
+			res = t;
+			break;
+		}
 	}
+	spin_unlock(&vpecontrol.tc_list_lock);
 
 	return NULL;
 }
@@ -190,15 +201,17 @@ static struct vpe *alloc_vpe(int minor)
 {
 	struct vpe *v;
 
-	if ((v = kzalloc(sizeof(struct vpe), GFP_KERNEL)) == NULL) {
+	if ((v = kzalloc(sizeof(struct vpe), GFP_KERNEL)) == NULL)
 		return NULL;
-	}
 
 	INIT_LIST_HEAD(&v->tc);
+	spin_lock(&vpecontrol.vpe_list_lock);
 	list_add_tail(&v->list, &vpecontrol.vpe_list);
+	spin_unlock(&vpecontrol.vpe_list_lock);
 
 	INIT_LIST_HEAD(&v->notify);
 	v->minor = minor;
+
 	return v;
 }
 
@@ -212,7 +225,10 @@ static struct tc *alloc_tc(int index)
 
 	INIT_LIST_HEAD(&tc->tc);
 	tc->index = index;
+
+	spin_lock(&vpecontrol.tc_list_lock);
 	list_add_tail(&tc->list, &vpecontrol.tc_list);
+	spin_unlock(&vpecontrol.tc_list_lock);
 
 out:
 	return tc;
@@ -227,7 +243,7 @@ static void release_vpe(struct vpe *v)
 	kfree(v);
 }
 
-static void dump_mtregs(void)
+static void __maybe_unused dump_mtregs(void)
 {
 	unsigned long val;
 
@@ -1048,20 +1064,19 @@ static int vpe_open(struct inode *inode, struct file *filp)
 	enum vpe_state state;
 	struct vpe_notifications *not;
 	struct vpe *v;
-	int ret, err = 0;
+	int ret;
 
-	lock_kernel();
 	if (minor != iminor(inode)) {
 		/* assume only 1 device at the moment. */
-		printk(KERN_WARNING "VPE loader: only vpe1 is supported\n");
-		err = -ENODEV;
-		goto out;
+		pr_warning("VPE loader: only vpe1 is supported\n");
+
+		return -ENODEV;
 	}
 
 	if ((v = get_vpe(tclimit)) == NULL) {
-		printk(KERN_WARNING "VPE loader: unable to get vpe\n");
-		err = -ENODEV;
-		goto out;
+		pr_warning("VPE loader: unable to get vpe\n");
+
+		return -ENODEV;
 	}
 
 	state = xchg(&v->state, VPE_STATE_INUSE);
@@ -1101,8 +1116,6 @@ static int vpe_open(struct inode *inode, struct file *filp)
 	v->shared_ptr = NULL;
 	v->__start = 0;
 
-out:
-	unlock_kernel();
 	return 0;
 }
 
@@ -1594,14 +1607,14 @@ static void __exit vpe_module_exit(void)
 {
 	struct vpe *v, *n;
 
+	device_del(&vpe_device);
+	unregister_chrdev(major, module_name);
+
+	/* No locking needed here */
 	list_for_each_entry_safe(v, n, &vpecontrol.vpe_list, list) {
-		if (v->state != VPE_STATE_UNUSED) {
+		if (v->state != VPE_STATE_UNUSED)
 			release_vpe(v);
-		}
 	}
-
-	device_del(&vpe_device);
-	unregister_chrdev(major, module_name);
 }
 
 module_init(vpe_module_init);
diff --git a/arch/mips/lasat/sysctl.c b/arch/mips/lasat/sysctl.c
index 3f04d4c406b7..b3deed8db619 100644
--- a/arch/mips/lasat/sysctl.c
+++ b/arch/mips/lasat/sysctl.c
@@ -56,12 +56,12 @@ int sysctl_lasatstring(ctl_table *table,
 
 
 /* And the same for proc */
-int proc_dolasatstring(ctl_table *table, int write, struct file *filp,
+int proc_dolasatstring(ctl_table *table, int write,
 		       void *buffer, size_t *lenp, loff_t *ppos)
 {
 	int r;
 
-	r = proc_dostring(table, write, filp, buffer, lenp, ppos);
+	r = proc_dostring(table, write, buffer, lenp, ppos);
 	if ((!write) || r)
 		return r;
 
@@ -71,12 +71,12 @@ int proc_dolasatstring(ctl_table *table, int write, struct file *filp,
 }
 
 /* proc function to write EEPROM after changing int entry */
-int proc_dolasatint(ctl_table *table, int write, struct file *filp,
+int proc_dolasatint(ctl_table *table, int write,
 		       void *buffer, size_t *lenp, loff_t *ppos)
 {
 	int r;
 
-	r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	r = proc_dointvec(table, write, buffer, lenp, ppos);
 	if ((!write) || r)
 		return r;
 
@@ -89,7 +89,7 @@ int proc_dolasatint(ctl_table *table, int write, struct file *filp,
 static int rtctmp;
 
 /* proc function to read/write RealTime Clock */
-int proc_dolasatrtc(ctl_table *table, int write, struct file *filp,
+int proc_dolasatrtc(ctl_table *table, int write,
 		       void *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct timespec ts;
@@ -102,7 +102,7 @@ int proc_dolasatrtc(ctl_table *table, int write, struct file *filp,
 		if (rtctmp < 0)
 			rtctmp = 0;
 	}
-	r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	r = proc_dointvec(table, write, buffer, lenp, ppos);
 	if (r)
 		return r;
 
@@ -154,7 +154,7 @@ int sysctl_lasat_rtc(ctl_table *table,
 #endif
 
 #ifdef CONFIG_INET
-int proc_lasat_ip(ctl_table *table, int write, struct file *filp,
+int proc_lasat_ip(ctl_table *table, int write,
 		       void *buffer, size_t *lenp, loff_t *ppos)
 {
 	unsigned int ip;
@@ -231,12 +231,12 @@ static int sysctl_lasat_prid(ctl_table *table,
 	return 0;
 }
 
-int proc_lasat_prid(ctl_table *table, int write, struct file *filp,
+int proc_lasat_prid(ctl_table *table, int write,
 		       void *buffer, size_t *lenp, loff_t *ppos)
 {
 	int r;
 
-	r = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	r = proc_dointvec(table, write, buffer, lenp, ppos);
 	if (r < 0)
 		return r;
 	if (write) {
diff --git a/arch/mips/loongson/common/irq.c b/arch/mips/loongson/common/irq.c
index f368c735cbd3..b32b4a3e5137 100644
--- a/arch/mips/loongson/common/irq.c
+++ b/arch/mips/loongson/common/irq.c
@@ -55,7 +55,6 @@ void __init arch_init_irq(void)
 	 * int-handler is not on bootstrap
 	 */
 	clear_c0_status(ST0_IM | ST0_BEV);
-	local_irq_disable();
 
 	/* setting irq trigger mode */
 	set_irq_trigger_mode();
diff --git a/arch/mips/loongson/common/time.c b/arch/mips/loongson/common/time.c
index 0edbef32b862..6e08c8270abe 100644
--- a/arch/mips/loongson/common/time.c
+++ b/arch/mips/loongson/common/time.c
@@ -23,6 +23,6 @@ void __init plat_time_init(void)
 
 void read_persistent_clock(struct timespec *ts)
 {
-	ts->tv_sec = return mc146818_get_cmos_time();
+	ts->tv_sec = mc146818_get_cmos_time();
 	ts->tv_nsec = 0;
 }
diff --git a/arch/mips/math-emu/cp1emu.c b/arch/mips/math-emu/cp1emu.c
index 890f77927d62..454b53924490 100644
--- a/arch/mips/math-emu/cp1emu.c
+++ b/arch/mips/math-emu/cp1emu.c
@@ -163,33 +163,34 @@ static int isBranchInstr(mips_instruction * i)
 
 /*
  * In the Linux kernel, we support selection of FPR format on the
- * basis of the Status.FR bit.  This does imply that, if a full 32
- * FPRs are desired, there needs to be a flip-flop that can be written
- * to one at that bit position.  In any case, O32 MIPS ABI uses
- * only the even FPRs (Status.FR = 0).
+ * basis of the Status.FR bit.  If an FPU is not present, the FR bit
+ * is hardwired to zero, which would imply a 32-bit FPU even for
+ * 64-bit CPUs.  For 64-bit kernels with no FPU we use TIF_32BIT_REGS
+ * as a proxy for the FR bit so that a 64-bit FPU is emulated.  In any
+ * case, for a 32-bit kernel which uses the O32 MIPS ABI, only the
+ * even FPRs are used (Status.FR = 0).
  */
-
-#define CP0_STATUS_FR_SUPPORT
-
-#ifdef CP0_STATUS_FR_SUPPORT
-#define FR_BIT ST0_FR
+static inline int cop1_64bit(struct pt_regs *xcp)
+{
+	if (cpu_has_fpu)
+		return xcp->cp0_status & ST0_FR;
+#ifdef CONFIG_64BIT
+	return !test_thread_flag(TIF_32BIT_REGS);
 #else
-#define FR_BIT 0
+	return 0;
 #endif
+}
+
+#define SIFROMREG(si, x) ((si) = cop1_64bit(xcp) || !(x & 1) ? \
+			(int)ctx->fpr[x] : (int)(ctx->fpr[x & ~1] >> 32))
 
-#define SIFROMREG(si, x) ((si) = \
-			(xcp->cp0_status & FR_BIT) || !(x & 1) ? \
-			(int)ctx->fpr[x] : \
-			(int)(ctx->fpr[x & ~1] >> 32 ))
-#define SITOREG(si, x)	(ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)] = \
-			(xcp->cp0_status & FR_BIT) || !(x & 1) ? \
+#define SITOREG(si, x)	(ctx->fpr[x & ~(cop1_64bit(xcp) == 0)] = \
+			cop1_64bit(xcp) || !(x & 1) ? \
 			ctx->fpr[x & ~1] >> 32 << 32 | (u32)(si) : \
 			ctx->fpr[x & ~1] << 32 >> 32 | (u64)(si) << 32)
 
-#define DIFROMREG(di, x) ((di) = \
-			ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)])
-#define DITOREG(di, x)	(ctx->fpr[x & ~((xcp->cp0_status & FR_BIT) == 0)] \
-			= (di))
+#define DIFROMREG(di, x) ((di) = ctx->fpr[x & ~(cop1_64bit(xcp) == 0)])
+#define DITOREG(di, x)	(ctx->fpr[x & ~(cop1_64bit(xcp) == 0)] = (di))
 
 #define SPFROMREG(sp, x) SIFROMREG((sp).bits, x)
 #define SPTOREG(sp, x)	SITOREG((sp).bits, x)
diff --git a/arch/mips/math-emu/dp_simple.c b/arch/mips/math-emu/dp_simple.c
index 1c555e6c6a9f..d9ae1dbabda7 100644
--- a/arch/mips/math-emu/dp_simple.c
+++ b/arch/mips/math-emu/dp_simple.c
@@ -62,8 +62,6 @@ ieee754dp ieee754dp_neg(ieee754dp x)
 		return ieee754dp_nanxcpt(y, "neg");
 	}
 
-	if (ieee754dp_isnan(x))	/* but not infinity */
-		return ieee754dp_nanxcpt(x, "neg", x);
 	return x;
 }
 
@@ -76,15 +74,12 @@ ieee754dp ieee754dp_abs(ieee754dp x)
 	CLEARCX;
 	FLUSHXDP;
 
+	/* Clear sign ALWAYS, irrespective of NaN */
+	DPSIGN(x) = 0;
+
 	if (xc == IEEE754_CLASS_SNAN) {
-		SETCX(IEEE754_INVALID_OPERATION);
-		return ieee754dp_nanxcpt(ieee754dp_indef(), "neg");
+		return ieee754dp_nanxcpt(ieee754dp_indef(), "abs");
 	}
 
-	if (ieee754dp_isnan(x))	/* but not infinity */
-		return ieee754dp_nanxcpt(x, "abs", x);
-
-	/* quick fix up */
-	DPSIGN(x) = 0;
 	return x;
 }
diff --git a/arch/mips/math-emu/sp_simple.c b/arch/mips/math-emu/sp_simple.c
index 770f0f4677cd..3175477d36f6 100644
--- a/arch/mips/math-emu/sp_simple.c
+++ b/arch/mips/math-emu/sp_simple.c
@@ -62,8 +62,6 @@ ieee754sp ieee754sp_neg(ieee754sp x)
 		return ieee754sp_nanxcpt(y, "neg");
 	}
 
-	if (ieee754sp_isnan(x))	/* but not infinity */
-		return ieee754sp_nanxcpt(x, "neg", x);
 	return x;
 }
 
@@ -76,15 +74,12 @@ ieee754sp ieee754sp_abs(ieee754sp x)
 	CLEARCX;
 	FLUSHXSP;
 
+	/* Clear sign ALWAYS, irrespective of NaN */
+	SPSIGN(x) = 0;
+
 	if (xc == IEEE754_CLASS_SNAN) {
-		SETCX(IEEE754_INVALID_OPERATION);
 		return ieee754sp_nanxcpt(ieee754sp_indef(), "abs");
 	}
 
-	if (ieee754sp_isnan(x))	/* but not infinity */
-		return ieee754sp_nanxcpt(x, "abs", x);
-
-	/* quick fix up */
-	SPSIGN(x) = 0;
 	return x;
 }
diff --git a/arch/mips/mipssim/sim_smtc.c b/arch/mips/mipssim/sim_smtc.c
index d6e4f656ad14..5da30b6a65b7 100644
--- a/arch/mips/mipssim/sim_smtc.c
+++ b/arch/mips/mipssim/sim_smtc.c
@@ -43,11 +43,12 @@ static void ssmtc_send_ipi_single(int cpu, unsigned int action)
 	/* "CPU" may be TC of same VPE, VPE of same CPU, or different CPU */
 }
 
-static inline void ssmtc_send_ipi_mask(cpumask_t mask, unsigned int action)
+static inline void ssmtc_send_ipi_mask(const struct cpumask *mask,
+				       unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		ssmtc_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/mm/c-octeon.c b/arch/mips/mm/c-octeon.c
index 10ab69f7183f..94e05e5733c1 100644
--- a/arch/mips/mm/c-octeon.c
+++ b/arch/mips/mm/c-octeon.c
@@ -79,7 +79,7 @@ static void octeon_flush_icache_all_cores(struct vm_area_struct *vma)
 	 * cores it has been used on
 	 */
 	if (vma)
-		mask = vma->vm_mm->cpu_vm_mask;
+		mask = *mm_cpumask(vma->vm_mm);
 	else
 		mask = cpu_online_map;
 	cpu_clear(cpu, mask);
diff --git a/arch/mips/mm/dma-default.c b/arch/mips/mm/dma-default.c
index 7e48e76148aa..9367e33fbd18 100644
--- a/arch/mips/mm/dma-default.c
+++ b/arch/mips/mm/dma-default.c
@@ -90,6 +90,9 @@ void *dma_alloc_coherent(struct device *dev, size_t size,
 {
 	void *ret;
 
+	if (dma_alloc_from_coherent(dev, size, dma_handle, &ret))
+		return ret;
+
 	gfp = massage_gfp_flags(dev, gfp);
 
 	ret = (void *) __get_free_pages(gfp, get_order(size));
@@ -122,6 +125,10 @@ void dma_free_coherent(struct device *dev, size_t size, void *vaddr,
 	dma_addr_t dma_handle)
 {
 	unsigned long addr = (unsigned long) vaddr;
+	int order = get_order(size);
+
+	if (dma_release_from_coherent(dev, order, vaddr))
+		return;
 
 	plat_unmap_dma_mem(dev, dma_handle, size, DMA_BIDIRECTIONAL);
 
diff --git a/arch/mips/mm/init.c b/arch/mips/mm/init.c
index 38c79c55b060..8d1f4f363049 100644
--- a/arch/mips/mm/init.c
+++ b/arch/mips/mm/init.c
@@ -27,6 +27,7 @@
 #include <linux/swap.h>
 #include <linux/proc_fs.h>
 #include <linux/pfn.h>
+#include <linux/hardirq.h>
 
 #include <asm/asm-offsets.h>
 #include <asm/bootinfo.h>
@@ -132,7 +133,10 @@ void *kmap_coherent(struct page *page, unsigned long addr)
 	inc_preempt_count();
 	idx = (addr >> PAGE_SHIFT) & (FIX_N_COLOURS - 1);
 #ifdef CONFIG_MIPS_MT_SMTC
-	idx += FIX_N_COLOURS * smp_processor_id();
+	idx += FIX_N_COLOURS * smp_processor_id() +
+		(in_interrupt() ? (FIX_N_COLOURS * NR_CPUS) : 0);
+#else
+	idx += in_interrupt() ? FIX_N_COLOURS : 0;
 #endif
 	vaddr = __fix_to_virt(FIX_CMAP_END - idx);
 	pte = mk_pte(page, PAGE_KERNEL);
@@ -352,7 +356,6 @@ void __init paging_init(void)
 	free_area_init_nodes(max_zone_pfns);
 }
 
-static struct kcore_list kcore_mem, kcore_vmalloc;
 #ifdef CONFIG_64BIT
 static struct kcore_list kcore_kseg0;
 #endif
@@ -409,15 +412,13 @@ void __init mem_init(void)
 	if ((unsigned long) &_text > (unsigned long) CKSEG0)
 		/* The -4 is a hack so that user tools don't have to handle
 		   the overflow.  */
-		kclist_add(&kcore_kseg0, (void *) CKSEG0, 0x80000000 - 4);
+		kclist_add(&kcore_kseg0, (void *) CKSEG0,
+				0x80000000 - 4, KCORE_TEXT);
 #endif
-	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);
-	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,
-		   VMALLOC_END-VMALLOC_START);
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, "
 	       "%ldk reserved, %ldk data, %ldk init, %ldk highmem)\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       ram << (PAGE_SHIFT-10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/mips/mm/sc-mips.c b/arch/mips/mm/sc-mips.c
index b55c2d1b998f..5ab5fa8c1d82 100644
--- a/arch/mips/mm/sc-mips.c
+++ b/arch/mips/mm/sc-mips.c
@@ -32,6 +32,11 @@ static void mips_sc_wback_inv(unsigned long addr, unsigned long size)
  */
 static void mips_sc_inv(unsigned long addr, unsigned long size)
 {
+	unsigned long lsize = cpu_scache_line_size();
+	unsigned long almask = ~(lsize - 1);
+
+	cache_op(Hit_Writeback_Inv_SD, addr & almask);
+	cache_op(Hit_Writeback_Inv_SD, (addr + size - 1) & almask);
 	blast_inv_scache_range(addr, addr + size);
 }
 
diff --git a/arch/mips/mti-malta/malta-amon.c b/arch/mips/mti-malta/malta-amon.c
index df9e526312a2..469d9b0cee6d 100644
--- a/arch/mips/mti-malta/malta-amon.c
+++ b/arch/mips/mti-malta/malta-amon.c
@@ -70,11 +70,12 @@ void amon_cpu_start(int cpu,
 	launch->sp = sp;
 	launch->a0 = a0;
 
-	/* Make sure target sees parameters before the go bit */
-	smp_mb();
-
+	smp_wmb();              /* Target must see parameters before go */
 	launch->flags |= LAUNCH_FGO;
+	smp_wmb();              /* Target must see go before we poll  */
+
 	while ((launch->flags & LAUNCH_FGONE) == 0)
 		;
+	smp_rmb();      /* Target will be updating flags soon */
 	pr_debug("launch: cpu%d gone!\n", cpu);
 }
diff --git a/arch/mips/mti-malta/malta-int.c b/arch/mips/mti-malta/malta-int.c
index 3e0a9b35ba5c..4c3fca18a171 100644
--- a/arch/mips/mti-malta/malta-int.c
+++ b/arch/mips/mti-malta/malta-int.c
@@ -87,7 +87,7 @@ static inline int mips_pcibios_iack(void)
 		dummy = BONITO_PCIMAP_CFG;
 		iob();    /* sync */
 
-		irq = readl((u32 *)_pcictrl_bonito_pcicfg);
+		irq = __raw_readl((u32 *)_pcictrl_bonito_pcicfg);
 		iob();    /* sync */
 		irq &= 0xff;
 		BONITO_PCIMAP_CFG = 0;
@@ -379,38 +379,43 @@ static msc_irqmap_t __initdata msc_eicirqmap[] = {
 
 static int __initdata msc_nr_eicirqs = ARRAY_SIZE(msc_eicirqmap);
 
-#if defined(CONFIG_MIPS_MT_SMP)
 /*
  * This GIC specific tabular array defines the association between External
  * Interrupts and CPUs/Core Interrupts. The nature of the External
  * Interrupts is also defined here - polarity/trigger.
  */
+
+#define GIC_CPU_NMI GIC_MAP_TO_NMI_MSK
 static struct gic_intr_map gic_intr_map[GIC_NUM_INTRS] = {
-	{ GIC_EXT_INTR(0), 	X,	X,		X, 		X,		0 },
-	{ GIC_EXT_INTR(1), 	X,	X,		X, 		X,		0 },
-	{ GIC_EXT_INTR(2), 	X,	X,		X, 		X,		0 },
-	{ GIC_EXT_INTR(3), 	0,	GIC_CPU_INT0,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(4), 	0,	GIC_CPU_INT1,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(5), 	0,	GIC_CPU_INT2,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(6), 	0,	GIC_CPU_INT3,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(7), 	0,	GIC_CPU_INT4,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(8), 	0,	GIC_CPU_INT3,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(9), 	0,	GIC_CPU_INT3,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(10), 	X,	X,		X, 		X,		0 },
-	{ GIC_EXT_INTR(11), 	X,	X,		X, 		X,		0 },
-	{ GIC_EXT_INTR(12), 	0,	GIC_CPU_INT3,	GIC_POL_POS, 	GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(13), 	0,	GIC_MAP_TO_NMI_MSK,	GIC_POL_POS, GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(14), 	0,	GIC_MAP_TO_NMI_MSK,	GIC_POL_POS, GIC_TRIG_LEVEL,	0 },
-	{ GIC_EXT_INTR(15), 	X,	X,		X, 		X,		0 },
-/* This is the end of the general interrupts now we do IPI ones */
+	{ X, X,		   X,		X,		0 },
+	{ X, X,		   X,	 	X,		0 },
+	{ X, X,		   X,		X,		0 },
+	{ 0, GIC_CPU_INT0, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT1, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT2, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT4, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ X, X,		   X,		X,		0 },
+	{ X, X,		   X,		X,		0 },
+	{ 0, GIC_CPU_INT3, GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_NMI,  GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ 0, GIC_CPU_NMI,  GIC_POL_POS, GIC_TRIG_LEVEL, GIC_FLAG_TRANSPARENT },
+	{ X, X,		   X,		X,	        0 },
+	/* The remainder of this table is initialised by fill_ipi_map */
 };
-#endif
 
 /*
  * GCMP needs to be detected before any SMP initialisation
  */
 int __init gcmp_probe(unsigned long addr, unsigned long size)
 {
+	if (mips_revision_sconid != MIPS_REVISION_SCON_ROCIT) {
+		gcmp_present = 0;
+		return gcmp_present;
+	}
+
 	if (gcmp_present >= 0)
 		return gcmp_present;
 
@@ -419,20 +424,35 @@ int __init gcmp_probe(unsigned long addr, unsigned long size)
 	gcmp_present = (GCMPGCB(GCMPB) & GCMP_GCB_GCMPB_GCMPBASE_MSK) == GCMP_BASE_ADDR;
 
 	if (gcmp_present)
-		printk(KERN_DEBUG "GCMP present\n");
+		pr_debug("GCMP present\n");
 	return gcmp_present;
 }
 
+/* Return the number of IOCU's present */
+int __init gcmp_niocu(void)
+{
+  return gcmp_present ?
+    (GCMPGCB(GC) & GCMP_GCB_GC_NUMIOCU_MSK) >> GCMP_GCB_GC_NUMIOCU_SHF :
+    0;
+}
+
+/* Set GCMP region attributes */
+void __init gcmp_setregion(int region, unsigned long base,
+			   unsigned long mask, int type)
+{
+	GCMPGCBn(CMxBASE, region) = base;
+	GCMPGCBn(CMxMASK, region) = mask | type;
+}
+
 #if defined(CONFIG_MIPS_MT_SMP)
 static void __init fill_ipi_map1(int baseintr, int cpu, int cpupin)
 {
 	int intr = baseintr + cpu;
-	gic_intr_map[intr].intrnum = GIC_EXT_INTR(intr);
 	gic_intr_map[intr].cpunum = cpu;
 	gic_intr_map[intr].pin = cpupin;
 	gic_intr_map[intr].polarity = GIC_POL_POS;
 	gic_intr_map[intr].trigtype = GIC_TRIG_EDGE;
-	gic_intr_map[intr].ipiflag = 1;
+	gic_intr_map[intr].flags = GIC_FLAG_IPI;
 	ipi_map[cpu] |= (1 << (cpupin + 2));
 }
 
@@ -447,6 +467,12 @@ static void __init fill_ipi_map(void)
 }
 #endif
 
+void __init arch_init_ipiirq(int irq, struct irqaction *action)
+{
+	setup_irq(irq, action);
+	set_irq_handler(irq, handle_percpu_irq);
+}
+
 void __init arch_init_irq(void)
 {
 	init_i8259_irqs();
@@ -458,12 +484,17 @@ void __init arch_init_irq(void)
 		GCMPGCB(GICBA) = GIC_BASE_ADDR | GCMP_GCB_GICBA_EN_MSK;
 		gic_present = 1;
 	} else {
-		_msc01_biu_base = (unsigned long) ioremap_nocache(MSC01_BIU_REG_BASE, MSC01_BIU_ADDRSPACE_SZ);
-		gic_present = (REG(_msc01_biu_base, MSC01_SC_CFG) &
-		MSC01_SC_CFG_GICPRES_MSK) >> MSC01_SC_CFG_GICPRES_SHF;
+		if (mips_revision_sconid == MIPS_REVISION_SCON_ROCIT) {
+			_msc01_biu_base = (unsigned long)
+					ioremap_nocache(MSC01_BIU_REG_BASE,
+						MSC01_BIU_ADDRSPACE_SZ);
+			gic_present = (REG(_msc01_biu_base, MSC01_SC_CFG) &
+					MSC01_SC_CFG_GICPRES_MSK) >>
+					MSC01_SC_CFG_GICPRES_SHF;
+		}
 	}
 	if (gic_present)
-		printk(KERN_DEBUG "GIC present\n");
+		pr_debug("GIC present\n");
 
 	switch (mips_revision_sconid) {
 	case MIPS_REVISION_SCON_SOCIT:
@@ -526,16 +557,16 @@ void __init arch_init_irq(void)
 						&corehi_irqaction);
 	}
 
-#if defined(CONFIG_MIPS_MT_SMP)
 	if (gic_present) {
 		/* FIXME */
 		int i;
-
+#if defined(CONFIG_MIPS_MT_SMP)
 		gic_call_int_base = GIC_NUM_INTRS - NR_CPUS;
 		gic_resched_int_base = gic_call_int_base - NR_CPUS;
-
 		fill_ipi_map();
-		gic_init(GIC_BASE_ADDR, GIC_ADDRSPACE_SZ, gic_intr_map, ARRAY_SIZE(gic_intr_map), MIPS_GIC_IRQ_BASE);
+#endif
+		gic_init(GIC_BASE_ADDR, GIC_ADDRSPACE_SZ, gic_intr_map,
+				ARRAY_SIZE(gic_intr_map), MIPS_GIC_IRQ_BASE);
 		if (!gcmp_present) {
 			/* Enable the GIC */
 			i = REG(_msc01_biu_base, MSC01_SC_CFG);
@@ -543,7 +574,7 @@ void __init arch_init_irq(void)
 				(i | (0x1 << MSC01_SC_CFG_GICENA_SHF));
 			pr_debug("GIC Enabled\n");
 		}
-
+#if defined(CONFIG_MIPS_MT_SMP)
 		/* set up ipi interrupts */
 		if (cpu_has_vint) {
 			set_vi_handler(MIPSCPU_INT_IPI0, malta_ipi_irqdispatch);
@@ -556,16 +587,14 @@ void __init arch_init_irq(void)
 		write_c0_status(0x1100dc00);
 		printk("CPU%d: status register frc %08x\n", smp_processor_id(), read_c0_status());
 		for (i = 0; i < NR_CPUS; i++) {
-			setup_irq(MIPS_GIC_IRQ_BASE +
-					GIC_RESCHED_INT(i), &irq_resched);
-			setup_irq(MIPS_GIC_IRQ_BASE +
-					GIC_CALL_INT(i), &irq_call);
-			set_irq_handler(MIPS_GIC_IRQ_BASE +
-					GIC_RESCHED_INT(i), handle_percpu_irq);
-			set_irq_handler(MIPS_GIC_IRQ_BASE +
-					GIC_CALL_INT(i), handle_percpu_irq);
+			arch_init_ipiirq(MIPS_GIC_IRQ_BASE +
+					 GIC_RESCHED_INT(i), &irq_resched);
+			arch_init_ipiirq(MIPS_GIC_IRQ_BASE +
+					 GIC_CALL_INT(i), &irq_call);
 		}
+#endif
 	} else {
+#if defined(CONFIG_MIPS_MT_SMP)
 		/* set up ipi interrupts */
 		if (cpu_has_veic) {
 			set_vi_handler (MSC01E_INT_SW0, ipi_resched_dispatch);
@@ -580,14 +609,10 @@ void __init arch_init_irq(void)
 			cpu_ipi_resched_irq = MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_RESCHED_IRQ;
 			cpu_ipi_call_irq = MIPS_CPU_IRQ_BASE + MIPS_CPU_IPI_CALL_IRQ;
 		}
-
-		setup_irq(cpu_ipi_resched_irq, &irq_resched);
-		setup_irq(cpu_ipi_call_irq, &irq_call);
-
-		set_irq_handler(cpu_ipi_resched_irq, handle_percpu_irq);
-		set_irq_handler(cpu_ipi_call_irq, handle_percpu_irq);
-	}
+		arch_init_ipiirq(cpu_ipi_resched_irq, &irq_resched);
+		arch_init_ipiirq(cpu_ipi_call_irq, &irq_call);
 #endif
+	}
 }
 
 void malta_be_init(void)
diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c
index 61888ff72c87..9035c64bc5ed 100644
--- a/arch/mips/mti-malta/malta-memory.c
+++ b/arch/mips/mti-malta/malta-memory.c
@@ -54,7 +54,8 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
 {
 	char *memsize_str;
 	unsigned int memsize;
-	char cmdline[CL_SIZE], *ptr;
+	char *ptr;
+	static char cmdline[CL_SIZE] __initdata;
 
 	/* otherwise look in the environment */
 	memsize_str = prom_getenv("memsize");
diff --git a/arch/mips/mti-malta/malta-pci.c b/arch/mips/mti-malta/malta-pci.c
index b9743190609a..2fbfa1a8c3a9 100644
--- a/arch/mips/mti-malta/malta-pci.c
+++ b/arch/mips/mti-malta/malta-pci.c
@@ -27,7 +27,7 @@
 #include <linux/init.h>
 
 #include <asm/gt64120.h>
-
+#include <asm/gcmpregs.h>
 #include <asm/mips-boards/generic.h>
 #include <asm/mips-boards/bonito64.h>
 #include <asm/mips-boards/msc01_pci.h>
@@ -201,7 +201,11 @@ void __init mips_pcibios_init(void)
 		msc_mem_resource.start = start & mask;
 		msc_mem_resource.end = (start & mask) | ~mask;
 		msc_controller.mem_offset = (start & mask) - (map & mask);
-
+#ifdef CONFIG_MIPS_CMP
+		if (gcmp_niocu())
+			gcmp_setregion(0, start, mask,
+				GCMP_GCB_GCMPB_CMDEFTGT_IOCU1);
+#endif
 		MSC_READ(MSC01_PCI_SC2PIOBASL, start);
 		MSC_READ(MSC01_PCI_SC2PIOMSKL, mask);
 		MSC_READ(MSC01_PCI_SC2PIOMAPL, map);
@@ -209,7 +213,11 @@ void __init mips_pcibios_init(void)
 		msc_io_resource.end = (map & mask) | ~mask;
 		msc_controller.io_offset = 0;
 		ioport_resource.end = ~mask;
-
+#ifdef CONFIG_MIPS_CMP
+		if (gcmp_niocu())
+			gcmp_setregion(1, start, mask,
+				GCMP_GCB_GCMPB_CMDEFTGT_IOCU1);
+#endif
 		/* If ranges overlap I/O takes precedence.  */
 		start = start & mask;
 		end = start | ~mask;
@@ -241,3 +249,16 @@ void __init mips_pcibios_init(void)
 
 	register_pci_controller(controller);
 }
+
+/* Enable PCI 2.1 compatibility in PIIX4 */
+static void __init quirk_dlcsetup(struct pci_dev *dev)
+{
+	u8 odlc, ndlc;
+	(void) pci_read_config_byte(dev, 0x82, &odlc);
+	/* Enable passive releases and delayed transaction */
+	ndlc = odlc | 7;
+	(void) pci_write_config_byte(dev, 0x82, ndlc);
+}
+
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_82371AB_0,
+	quirk_dlcsetup);
diff --git a/arch/mips/mti-malta/malta-smtc.c b/arch/mips/mti-malta/malta-smtc.c
index 499ffe5475df..192cfd2a539c 100644
--- a/arch/mips/mti-malta/malta-smtc.c
+++ b/arch/mips/mti-malta/malta-smtc.c
@@ -21,11 +21,11 @@ static void msmtc_send_ipi_single(int cpu, unsigned int action)
 	smtc_send_ipi(cpu, LINUX_SMP_IPI, action);
 }
 
-static void msmtc_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void msmtc_send_ipi_mask(const struct cpumask *mask, unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		msmtc_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/nxp/pnx8550/common/int.c b/arch/mips/nxp/pnx8550/common/int.c
index f080f114a1bf..7aca7d5375e5 100644
--- a/arch/mips/nxp/pnx8550/common/int.c
+++ b/arch/mips/nxp/pnx8550/common/int.c
@@ -172,7 +172,7 @@ static struct irqaction gic_action = {
 
 static struct irqaction timer_action = {
 	.handler =	no_action,
-	.flags =	IRQF_DISABLED,
+	.flags =	IRQF_DISABLED | IRQF_TIMER,
 	.name =		"Timer",
 };
 
diff --git a/arch/mips/nxp/pnx8550/common/time.c b/arch/mips/nxp/pnx8550/common/time.c
index 18b192784877..8836c6203df0 100644
--- a/arch/mips/nxp/pnx8550/common/time.c
+++ b/arch/mips/nxp/pnx8550/common/time.c
@@ -59,7 +59,7 @@ static irqreturn_t pnx8xxx_timer_interrupt(int irq, void *dev_id)
 
 static struct irqaction pnx8xxx_timer_irq = {
 	.handler	= pnx8xxx_timer_interrupt,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "pnx8xxx_timer",
 };
 
@@ -72,7 +72,7 @@ static irqreturn_t monotonic_interrupt(int irq, void *dev_id)
 
 static struct irqaction monotonic_irqaction = {
 	.handler = monotonic_interrupt,
-	.flags = IRQF_DISABLED,
+	.flags = IRQF_DISABLED | IRQF_TIMER,
 	.name = "Monotonic timer",
 };
 
diff --git a/arch/mips/oprofile/op_model_loongson2.c b/arch/mips/oprofile/op_model_loongson2.c
index 655cb8dec340..575cd1473475 100644
--- a/arch/mips/oprofile/op_model_loongson2.c
+++ b/arch/mips/oprofile/op_model_loongson2.c
@@ -22,7 +22,7 @@
  * otherwise, the oprofile tool will not recognize this and complain about
  * "cpu_type 'unset' is not valid".
  */
-#define LOONGSON2_CPU_TYPE	"mips/godson2"
+#define LOONGSON2_CPU_TYPE	"mips/loongson2"
 
 #define LOONGSON2_COUNTER1_EVENT(event)	((event & 0x0f) << 5)
 #define LOONGSON2_COUNTER2_EVENT(event)	((event & 0x0f) << 9)
@@ -44,7 +44,7 @@ static struct loongson2_register_config {
 	unsigned int ctrl;
 	unsigned long long reset_counter1;
 	unsigned long long reset_counter2;
-	int cnt1_enalbed, cnt2_enalbed;
+	int cnt1_enabled, cnt2_enabled;
 } reg;
 
 DEFINE_SPINLOCK(sample_lock);
@@ -81,8 +81,8 @@ static void loongson2_reg_setup(struct op_counter_config *cfg)
 
 	reg.ctrl = ctrl;
 
-	reg.cnt1_enalbed = cfg[0].enabled;
-	reg.cnt2_enalbed = cfg[1].enabled;
+	reg.cnt1_enabled = cfg[0].enabled;
+	reg.cnt2_enabled = cfg[1].enabled;
 
 }
 
@@ -99,7 +99,7 @@ static void loongson2_cpu_setup(void *args)
 static void loongson2_cpu_start(void *args)
 {
 	/* Start all counters on current CPU */
-	if (reg.cnt1_enalbed || reg.cnt2_enalbed)
+	if (reg.cnt1_enabled || reg.cnt2_enabled)
 		write_c0_perfctrl(reg.ctrl);
 }
 
@@ -125,7 +125,7 @@ static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id)
 	 */
 
 	/* Check whether the irq belongs to me */
-	enabled = reg.cnt1_enalbed | reg.cnt2_enalbed;
+	enabled = reg.cnt1_enabled | reg.cnt2_enabled;
 	if (!enabled)
 		return IRQ_NONE;
 
@@ -136,12 +136,12 @@ static irqreturn_t loongson2_perfcount_handler(int irq, void *dev_id)
 	spin_lock_irqsave(&sample_lock, flags);
 
 	if (counter1 & LOONGSON2_PERFCNT_OVERFLOW) {
-		if (reg.cnt1_enalbed)
+		if (reg.cnt1_enabled)
 			oprofile_add_sample(regs, 0);
 		counter1 = reg.reset_counter1;
 	}
 	if (counter2 & LOONGSON2_PERFCNT_OVERFLOW) {
-		if (reg.cnt2_enalbed)
+		if (reg.cnt2_enabled)
 			oprofile_add_sample(regs, 1);
 		counter2 = reg.reset_counter2;
 	}
diff --git a/arch/mips/pci/ops-pmcmsp.c b/arch/mips/pci/ops-pmcmsp.c
index 109c95ca698b..32548b5d68d6 100644
--- a/arch/mips/pci/ops-pmcmsp.c
+++ b/arch/mips/pci/ops-pmcmsp.c
@@ -385,6 +385,7 @@ int msp_pcibios_config_access(unsigned char access_type,
 	unsigned long intr;
 	unsigned long value;
 	static char pciirqflag;
+	int ret;
 #if defined(CONFIG_PMC_MSP7120_GW) || defined(CONFIG_PMC_MSP7120_EVAL)
 	unsigned int	vpe_status;
 #endif
@@ -402,11 +403,13 @@ int msp_pcibios_config_access(unsigned char access_type,
 	 * allocation assigns an interrupt handler to the interrupt.
 	 */
 	if (pciirqflag == 0) {
-		request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
+		ret = request_irq(MSP_INT_PCI,/* Hardcoded internal MSP7120 wiring */
 				bpci_interrupt,
 				IRQF_SHARED | IRQF_DISABLED,
 				"PMC MSP PCI Host",
 				preg);
+		if (ret != 0)
+			return ret;
 		pciirqflag = ~0;
 	}
 
diff --git a/arch/mips/pmc-sierra/yosemite/smp.c b/arch/mips/pmc-sierra/yosemite/smp.c
index 8ace27716232..326fe7a392e8 100644
--- a/arch/mips/pmc-sierra/yosemite/smp.c
+++ b/arch/mips/pmc-sierra/yosemite/smp.c
@@ -97,11 +97,11 @@ static void yos_send_ipi_single(int cpu, unsigned int action)
 	}
 }
 
-static void yos_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void yos_send_ipi_mask(const struct cpumask *mask, unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		yos_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/rb532/prom.c b/arch/mips/rb532/prom.c
index 46ca24dbcc2d..ad5bd1097974 100644
--- a/arch/mips/rb532/prom.c
+++ b/arch/mips/rb532/prom.c
@@ -69,7 +69,7 @@ static inline unsigned long tag2ul(char *arg, const char *tag)
 
 void __init prom_setup_cmdline(void)
 {
-	char cmd_line[CL_SIZE];
+	static char cmd_line[CL_SIZE] __initdata;
 	char *cp, *board;
 	int prom_argc;
 	char **prom_argv, **prom_envp;
diff --git a/arch/mips/sgi-ip27/ip27-memory.c b/arch/mips/sgi-ip27/ip27-memory.c
index 060d853d7b35..f61c164d1e67 100644
--- a/arch/mips/sgi-ip27/ip27-memory.c
+++ b/arch/mips/sgi-ip27/ip27-memory.c
@@ -421,7 +421,7 @@ static void __init node_mem_init(cnodeid_t node)
 
 /*
  * A node with nothing.  We use it to avoid any special casing in
- * node_to_cpumask
+ * cpumask_of_node
  */
 static struct node_data null_node = {
 	.hub = {
diff --git a/arch/mips/sgi-ip27/ip27-smp.c b/arch/mips/sgi-ip27/ip27-smp.c
index cbcd7eb83bd1..c6851df9ab74 100644
--- a/arch/mips/sgi-ip27/ip27-smp.c
+++ b/arch/mips/sgi-ip27/ip27-smp.c
@@ -165,11 +165,11 @@ static void ip27_send_ipi_single(int destid, unsigned int action)
 	REMOTE_HUB_SEND_INTR(COMPACT_TO_NASID_NODEID(cpu_to_node(destid)), irq);
 }
 
-static void ip27_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void ip27_send_ipi_mask(const struct cpumask *mask, unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		ip27_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/sgi-ip27/ip27-timer.c b/arch/mips/sgi-ip27/ip27-timer.c
index 6d0e59ffba2e..d6802d6d1f82 100644
--- a/arch/mips/sgi-ip27/ip27-timer.c
+++ b/arch/mips/sgi-ip27/ip27-timer.c
@@ -105,7 +105,7 @@ static irqreturn_t hub_rt_counter_handler(int irq, void *dev_id)
 
 struct irqaction hub_rt_irqaction = {
 	.handler	= hub_rt_counter_handler,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "hub-rt",
 };
 
diff --git a/arch/mips/sibyte/bcm1480/irq.c b/arch/mips/sibyte/bcm1480/irq.c
index ba59839a021e..4070268aa769 100644
--- a/arch/mips/sibyte/bcm1480/irq.c
+++ b/arch/mips/sibyte/bcm1480/irq.c
@@ -117,10 +117,6 @@ static int bcm1480_set_affinity(unsigned int irq, const struct cpumask *mask)
 	unsigned long flags;
 	unsigned int irq_dirty;
 
-	if (cpumask_weight(mask) != 1) {
-		printk("attempted to set irq affinity for irq %d to multiple CPUs\n", irq);
-		return -1;
-	}
 	i = cpumask_first(mask);
 
 	/* Convert logical CPU to physical CPU */
diff --git a/arch/mips/sibyte/bcm1480/smp.c b/arch/mips/sibyte/bcm1480/smp.c
index 314691648c97..47b347c992ea 100644
--- a/arch/mips/sibyte/bcm1480/smp.c
+++ b/arch/mips/sibyte/bcm1480/smp.c
@@ -82,11 +82,12 @@ static void bcm1480_send_ipi_single(int cpu, unsigned int action)
 	__raw_writeq((((u64)action)<< 48), mailbox_0_set_regs[cpu]);
 }
 
-static void bcm1480_send_ipi_mask(cpumask_t mask, unsigned int action)
+static void bcm1480_send_ipi_mask(const struct cpumask *mask,
+				  unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		bcm1480_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/sibyte/common/sb_tbprof.c b/arch/mips/sibyte/common/sb_tbprof.c
index 637a194e5cd5..15ea778b5e66 100644
--- a/arch/mips/sibyte/common/sb_tbprof.c
+++ b/arch/mips/sibyte/common/sb_tbprof.c
@@ -403,36 +403,31 @@ static int sbprof_zbprof_stop(void)
 static int sbprof_tb_open(struct inode *inode, struct file *filp)
 {
 	int minor;
-	int err = 0;
 
-	lock_kernel();
 	minor = iminor(inode);
-	if (minor != 0) {
-		err = -ENODEV;
-		goto out;
-	}
+	if (minor != 0)
+		return -ENODEV;
 
-	if (xchg(&sbp.open, SB_OPENING) != SB_CLOSED) {
-		err = -EBUSY;
-		goto out;
-	}
+	if (xchg(&sbp.open, SB_OPENING) != SB_CLOSED)
+		return -EBUSY;
 
 	memset(&sbp, 0, sizeof(struct sbprof_tb));
 	sbp.sbprof_tbbuf = vmalloc(MAX_TBSAMPLE_BYTES);
 	if (!sbp.sbprof_tbbuf) {
-		err = -ENOMEM;
-		goto out;
+		sbp.open = SB_CLOSED;
+		wmb();
+		return -ENOMEM;
 	}
+
 	memset(sbp.sbprof_tbbuf, 0, MAX_TBSAMPLE_BYTES);
 	init_waitqueue_head(&sbp.tb_sync);
 	init_waitqueue_head(&sbp.tb_read);
 	mutex_init(&sbp.lock);
 
 	sbp.open = SB_OPEN;
+	wmb();
 
-  out:
-	unlock_kernel();
-	return err;
+	return 0;
 }
 
 static int sbprof_tb_release(struct inode *inode, struct file *filp)
@@ -440,7 +435,7 @@ static int sbprof_tb_release(struct inode *inode, struct file *filp)
 	int minor;
 
 	minor = iminor(inode);
-	if (minor != 0 || !sbp.open)
+	if (minor != 0 || sbp.open != SB_CLOSED)
 		return -ENODEV;
 
 	mutex_lock(&sbp.lock);
@@ -449,7 +444,8 @@ static int sbprof_tb_release(struct inode *inode, struct file *filp)
 		sbprof_zbprof_stop();
 
 	vfree(sbp.sbprof_tbbuf);
-	sbp.open = 0;
+	sbp.open = SB_CLOSED;
+	wmb();
 
 	mutex_unlock(&sbp.lock);
 
@@ -583,7 +579,8 @@ static int __init sbprof_tb_init(void)
 	}
 	tb_dev = dev;
 
-	sbp.open = 0;
+	sbp.open = SB_CLOSED;
+	wmb();
 	tb_period = zbbus_mhz * 10000LL;
 	pr_info(DEVNAME ": initialized - tb_period = %lld\n",
 		(long long) tb_period);
diff --git a/arch/mips/sibyte/sb1250/smp.c b/arch/mips/sibyte/sb1250/smp.c
index cad14003b84f..c00a5cb1128d 100644
--- a/arch/mips/sibyte/sb1250/smp.c
+++ b/arch/mips/sibyte/sb1250/smp.c
@@ -70,11 +70,12 @@ static void sb1250_send_ipi_single(int cpu, unsigned int action)
 	__raw_writeq((((u64)action) << 48), mailbox_set_regs[cpu]);
 }
 
-static inline void sb1250_send_ipi_mask(cpumask_t mask, unsigned int action)
+static inline void sb1250_send_ipi_mask(const struct cpumask *mask,
+					unsigned int action)
 {
 	unsigned int i;
 
-	for_each_cpu_mask(i, mask)
+	for_each_cpu(i, mask)
 		sb1250_send_ipi_single(i, action);
 }
 
diff --git a/arch/mips/sibyte/swarm/setup.c b/arch/mips/sibyte/swarm/setup.c
index 623ffc933c4c..5277aac96b0f 100644
--- a/arch/mips/sibyte/swarm/setup.c
+++ b/arch/mips/sibyte/swarm/setup.c
@@ -106,7 +106,7 @@ void read_persistent_clock(struct timespec *ts)
 		break;
 	}
 	ts->tv_sec = sec;
-	tv->tv_nsec = 0;
+	ts->tv_nsec = 0;
 }
 
 int rtc_mips_set_time(unsigned long sec)
diff --git a/arch/mips/sni/time.c b/arch/mips/sni/time.c
index 62df6a598e0a..f3b60e671207 100644
--- a/arch/mips/sni/time.c
+++ b/arch/mips/sni/time.c
@@ -67,7 +67,7 @@ static irqreturn_t a20r_interrupt(int irq, void *dev_id)
 
 static struct irqaction a20r_irqaction = {
 	.handler	= a20r_interrupt,
-	.flags		= IRQF_DISABLED | IRQF_PERCPU,
+	.flags		= IRQF_DISABLED | IRQF_PERCPU | IRQF_TIMER,
 	.name		= "a20r-timer",
 };
 
diff --git a/arch/mips/txx9/generic/setup.c b/arch/mips/txx9/generic/setup.c
index c860810722c0..d66802edebb2 100644
--- a/arch/mips/txx9/generic/setup.c
+++ b/arch/mips/txx9/generic/setup.c
@@ -85,7 +85,7 @@ int txx9_ccfg_toeon __initdata = 1;
 struct clk *clk_get(struct device *dev, const char *id)
 {
 	if (!strcmp(id, "spi-baseclk"))
-		return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 4);
+		return (struct clk *)((unsigned long)txx9_gbus_clock / 2 / 2);
 	if (!strcmp(id, "imbus_clk"))
 		return (struct clk *)((unsigned long)txx9_gbus_clock / 2);
 	return ERR_PTR(-ENOENT);
@@ -160,7 +160,7 @@ static void __init prom_init_cmdline(void)
 	int argc;
 	int *argv32;
 	int i;			/* Always ignore the "-c" at argv[0] */
-	char builtin[CL_SIZE];
+	static char builtin[CL_SIZE] __initdata;
 
 	if (fw_arg0 >= CKSEG0 || fw_arg1 < CKSEG0) {
 		/*
@@ -315,7 +315,7 @@ static inline void txx9_cache_fixup(void)
 
 static void __init preprocess_cmdline(void)
 {
-	char cmdline[CL_SIZE];
+	static char cmdline[CL_SIZE] __initdata;
 	char *s;
 
 	strcpy(cmdline, arcs_cmdline);
@@ -817,7 +817,8 @@ void __init txx9_iocled_init(unsigned long baseaddr,
 out_pdev:
 	platform_device_put(pdev);
 out_gpio:
-	gpio_remove(&iocled->chip);
+	if (gpiochip_remove(&iocled->chip))
+		return;
 out_unmap:
 	iounmap(iocled->mmioaddr);
 out_free:
diff --git a/arch/mn10300/include/asm/cacheflush.h b/arch/mn10300/include/asm/cacheflush.h
index 2db746a251f8..1a55d61f0d06 100644
--- a/arch/mn10300/include/asm/cacheflush.h
+++ b/arch/mn10300/include/asm/cacheflush.h
@@ -17,7 +17,7 @@
 #include <linux/mm.h>
 
 /*
- * virtually-indexed cache managment (our cache is physically indexed)
+ * virtually-indexed cache management (our cache is physically indexed)
  */
 #define flush_cache_all()			do {} while (0)
 #define flush_cache_mm(mm)			do {} while (0)
@@ -31,7 +31,7 @@
 #define flush_dcache_mmap_unlock(mapping)	do {} while (0)
 
 /*
- * physically-indexed cache managment
+ * physically-indexed cache management
  */
 #ifndef CONFIG_MN10300_CACHE_DISABLED
 
diff --git a/arch/mn10300/include/asm/gdb-stub.h b/arch/mn10300/include/asm/gdb-stub.h
index e5a6368559af..556cce992548 100644
--- a/arch/mn10300/include/asm/gdb-stub.h
+++ b/arch/mn10300/include/asm/gdb-stub.h
@@ -109,7 +109,6 @@ extern asmlinkage int  gdbstub_intercept(struct pt_regs *, enum exception_code);
 extern asmlinkage void gdbstub_exception(struct pt_regs *, enum exception_code);
 extern asmlinkage void __gdbstub_bug_trap(void);
 extern asmlinkage void __gdbstub_pause(void);
-extern asmlinkage void start_kernel(void);
 
 #ifndef CONFIG_MN10300_CACHE_DISABLED
 extern asmlinkage void gdbstub_purge_cache(void);
diff --git a/arch/mn10300/include/asm/mman.h b/arch/mn10300/include/asm/mman.h
index d04fac1da5aa..8eebf89f5ab1 100644
--- a/arch/mn10300/include/asm/mman.h
+++ b/arch/mn10300/include/asm/mman.h
@@ -1,28 +1 @@
-/* MN10300 Constants for mmap and co.
- *
- * Copyright (C) 2007 Matsushita Electric Industrial Co., Ltd.
- * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved.
- * - Derived from asm-x86/mman.h
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public Licence
- * as published by the Free Software Foundation; either version
- * 2 of the Licence, or (at your option) any later version.
- */
-#ifndef _ASM_MMAN_H
-#define _ASM_MMAN_H
-
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
-
-#endif /* _ASM_MMAN_H */
+#include <asm-generic/mman.h>
diff --git a/arch/mn10300/include/asm/mmu_context.h b/arch/mn10300/include/asm/mmu_context.h
index a9e2e34f69b0..cb294c244de3 100644
--- a/arch/mn10300/include/asm/mmu_context.h
+++ b/arch/mn10300/include/asm/mmu_context.h
@@ -38,13 +38,13 @@ extern unsigned long mmu_context_cache[NR_CPUS];
 #define enter_lazy_tlb(mm, tsk)	do {} while (0)
 
 #ifdef CONFIG_SMP
-#define cpu_ran_vm(cpu, task) \
-	cpu_set((cpu), (task)->cpu_vm_mask)
-#define cpu_maybe_ran_vm(cpu, task) \
-	cpu_test_and_set((cpu), (task)->cpu_vm_mask)
+#define cpu_ran_vm(cpu, mm) \
+	cpumask_set_cpu((cpu), mm_cpumask(mm))
+#define cpu_maybe_ran_vm(cpu, mm) \
+	cpumask_test_and_set_cpu((cpu), mm_cpumask(mm))
 #else
-#define cpu_ran_vm(cpu, task)		do {} while (0)
-#define cpu_maybe_ran_vm(cpu, task)	true
+#define cpu_ran_vm(cpu, mm)		do {} while (0)
+#define cpu_maybe_ran_vm(cpu, mm)	true
 #endif /* CONFIG_SMP */
 
 /*
diff --git a/arch/mn10300/include/asm/uaccess.h b/arch/mn10300/include/asm/uaccess.h
index 8a3a4dd55763..167e10ff06d9 100644
--- a/arch/mn10300/include/asm/uaccess.h
+++ b/arch/mn10300/include/asm/uaccess.h
@@ -129,42 +129,47 @@ extern int fixup_exception(struct pt_regs *regs);
 struct __large_struct { unsigned long buf[100]; };
 #define __m(x) (*(struct __large_struct *)(x))
 
-#define __get_user_nocheck(x, ptr, size)	\
-({						\
-	__typeof(*(ptr)) __gu_val;		\
-	unsigned long __gu_addr;		\
-	int __gu_err;				\
-	__gu_addr = (unsigned long) (ptr);	\
-	switch (size) {				\
-	case 1:  __get_user_asm("bu"); break;	\
-	case 2:  __get_user_asm("hu"); break;	\
-	case 4:  __get_user_asm(""  ); break;	\
-	default: __get_user_unknown(); break;	\
-	}					\
-	x = (__typeof__(*(ptr))) __gu_val;	\
-	__gu_err;				\
+#define __get_user_nocheck(x, ptr, size)				\
+({									\
+	unsigned long __gu_addr;					\
+	int __gu_err;							\
+	__gu_addr = (unsigned long) (ptr);				\
+	switch (size) {							\
+	case 1: {							\
+		unsigned char __gu_val;					\
+		__get_user_asm("bu");					\
+		(x) = *(__force __typeof__(*(ptr))*) &__gu_val;		\
+		break;							\
+	}								\
+	case 2: {							\
+		unsigned short __gu_val;				\
+		__get_user_asm("hu");					\
+		(x) = *(__force __typeof__(*(ptr))*) &__gu_val;		\
+		break;							\
+	}								\
+	case 4: {							\
+		unsigned int __gu_val;					\
+		__get_user_asm("");					\
+		(x) = *(__force __typeof__(*(ptr))*) &__gu_val;		\
+		break;							\
+	}								\
+	default:							\
+		__get_user_unknown();					\
+		break;							\
+	}								\
+	__gu_err;							\
 })
 
-#define __get_user_check(x, ptr, size)			\
-({							\
-	__typeof__(*(ptr)) __gu_val;			\
-	unsigned long __gu_addr;			\
-	int __gu_err;					\
-	__gu_addr = (unsigned long) (ptr);		\
-	if (likely(__access_ok(__gu_addr,size))) {	\
-		switch (size) {				\
-		case 1:  __get_user_asm("bu"); break;	\
-		case 2:  __get_user_asm("hu"); break;	\
-		case 4:  __get_user_asm(""  ); break;	\
-		default: __get_user_unknown(); break;	\
-		}					\
-	}						\
-	else {						\
-		__gu_err = -EFAULT;			\
-		__gu_val = 0;				\
-	}						\
-	x = (__typeof__(*(ptr))) __gu_val;		\
-	__gu_err;					\
+#define __get_user_check(x, ptr, size)					\
+({									\
+	int _e;								\
+	if (likely(__access_ok((unsigned long) (ptr), (size))))		\
+		_e = __get_user_nocheck((x), (ptr), (size));		\
+	else {								\
+		_e = -EFAULT;						\
+		(x) = (__typeof__(x))0;					\
+	}								\
+	_e;								\
 })
 
 #define __get_user_asm(INSN)					\
diff --git a/arch/mn10300/include/asm/unistd.h b/arch/mn10300/include/asm/unistd.h
index fad68616af32..2a983931c11f 100644
--- a/arch/mn10300/include/asm/unistd.h
+++ b/arch/mn10300/include/asm/unistd.h
@@ -347,7 +347,7 @@
 #define __NR_preadv		334
 #define __NR_pwritev		335
 #define __NR_rt_tgsigqueueinfo	336
-#define __NR_perf_counter_open	337
+#define __NR_perf_event_open	337
 
 #ifdef __KERNEL__
 
diff --git a/arch/mn10300/kernel/asm-offsets.c b/arch/mn10300/kernel/asm-offsets.c
index 2646fcbd7d89..02dc7e461fef 100644
--- a/arch/mn10300/kernel/asm-offsets.c
+++ b/arch/mn10300/kernel/asm-offsets.c
@@ -85,7 +85,7 @@ void foo(void)
 	OFFSET(__rx_buffer,		mn10300_serial_port, rx_buffer);
 	OFFSET(__rx_inp,		mn10300_serial_port, rx_inp);
 	OFFSET(__rx_outp,		mn10300_serial_port, rx_outp);
-	OFFSET(__tx_info_buffer,	mn10300_serial_port, uart.info);
+	OFFSET(__uart_state,		mn10300_serial_port, uart.state);
 	OFFSET(__tx_xchar,		mn10300_serial_port, tx_xchar);
 	OFFSET(__tx_break,		mn10300_serial_port, tx_break);
 	OFFSET(__intr_flags,		mn10300_serial_port, intr_flags);
@@ -95,7 +95,7 @@ void foo(void)
 	OFFSET(__iobase,		mn10300_serial_port, _iobase);
 
 	DEFINE(__UART_XMIT_SIZE,	UART_XMIT_SIZE);
-	OFFSET(__xmit_buffer,		uart_info, xmit.buf);
-	OFFSET(__xmit_head,		uart_info, xmit.head);
-	OFFSET(__xmit_tail,		uart_info, xmit.tail);
+	OFFSET(__xmit_buffer,		uart_state, xmit.buf);
+	OFFSET(__xmit_head,		uart_state, xmit.head);
+	OFFSET(__xmit_tail,		uart_state, xmit.tail);
 }
diff --git a/arch/mn10300/kernel/entry.S b/arch/mn10300/kernel/entry.S
index e0d2563af4f2..a94e7ea3faa6 100644
--- a/arch/mn10300/kernel/entry.S
+++ b/arch/mn10300/kernel/entry.S
@@ -723,7 +723,7 @@ ENTRY(sys_call_table)
 	.long sys_preadv
 	.long sys_pwritev		/* 335 */
 	.long sys_rt_tgsigqueueinfo
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
 
 
 nr_syscalls=(.-sys_call_table)/4
diff --git a/arch/mn10300/kernel/init_task.c b/arch/mn10300/kernel/init_task.c
index 80d423b80af3..a481b043bea7 100644
--- a/arch/mn10300/kernel/init_task.c
+++ b/arch/mn10300/kernel/init_task.c
@@ -27,9 +27,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/mn10300/kernel/mn10300-serial-low.S b/arch/mn10300/kernel/mn10300-serial-low.S
index 224485388228..66702d256610 100644
--- a/arch/mn10300/kernel/mn10300-serial-low.S
+++ b/arch/mn10300/kernel/mn10300-serial-low.S
@@ -130,7 +130,7 @@ ENTRY(mn10300_serial_vdma_tx_handler)
 	or	d2,d2
 	bne	mnsc_vdma_tx_xchar
 
-	mov	(__tx_info_buffer,a3),a2 # get the uart_info struct for Tx
+	mov	(__uart_state,a3),a2	# see if the TTY Tx queue has anything in it
 	mov	(__xmit_tail,a2),d3
 	mov	(__xmit_head,a2),d2
 	cmp	d3,d2
diff --git a/arch/mn10300/kernel/mn10300-serial.c b/arch/mn10300/kernel/mn10300-serial.c
index 2fd59664d00a..229b710fc5d5 100644
--- a/arch/mn10300/kernel/mn10300-serial.c
+++ b/arch/mn10300/kernel/mn10300-serial.c
@@ -391,7 +391,7 @@ static int mask_test_and_clear(volatile u8 *ptr, u8 mask)
 static void mn10300_serial_receive_interrupt(struct mn10300_serial_port *port)
 {
 	struct uart_icount *icount = &port->uart.icount;
-	struct tty_struct *tty = port->uart.info->port.tty;
+	struct tty_struct *tty = port->uart.state->port.tty;
 	unsigned ix;
 	int count;
 	u8 st, ch, push, status, overrun;
@@ -566,16 +566,16 @@ static void mn10300_serial_transmit_interrupt(struct mn10300_serial_port *port)
 {
 	_enter("%s", port->name);
 
-	if (!port->uart.info || !port->uart.info->port.tty) {
+	if (!port->uart.state || !port->uart.state->port.tty) {
 		mn10300_serial_dis_tx_intr(port);
 		return;
 	}
 
 	if (uart_tx_stopped(&port->uart) ||
-	    uart_circ_empty(&port->uart.info->xmit))
+	    uart_circ_empty(&port->uart.state->xmit))
 		mn10300_serial_dis_tx_intr(port);
 
-	if (uart_circ_chars_pending(&port->uart.info->xmit) < WAKEUP_CHARS)
+	if (uart_circ_chars_pending(&port->uart.state->xmit) < WAKEUP_CHARS)
 		uart_write_wakeup(&port->uart);
 }
 
@@ -596,7 +596,7 @@ static void mn10300_serial_cts_changed(struct mn10300_serial_port *port, u8 st)
 	*port->_control = ctr;
 
 	uart_handle_cts_change(&port->uart, st & SC2STR_CTS);
-	wake_up_interruptible(&port->uart.info->delta_msr_wait);
+	wake_up_interruptible(&port->uart.state->port.delta_msr_wait);
 }
 
 /*
@@ -705,8 +705,8 @@ static void mn10300_serial_start_tx(struct uart_port *_port)
 
 	_enter("%s{%lu}",
 	       port->name,
-	       CIRC_CNT(&port->uart.info->xmit.head,
-			&port->uart.info->xmit.tail,
+	       CIRC_CNT(&port->uart.state->xmit.head,
+			&port->uart.state->xmit.tail,
 			UART_XMIT_SIZE));
 
 	/* kick the virtual DMA controller */
diff --git a/arch/mn10300/kernel/setup.c b/arch/mn10300/kernel/setup.c
index 79890edfd67a..3f24c298a3af 100644
--- a/arch/mn10300/kernel/setup.c
+++ b/arch/mn10300/kernel/setup.c
@@ -285,7 +285,7 @@ static void c_stop(struct seq_file *m, void *v)
 {
 }
 
-struct seq_operations cpuinfo_op = {
+const struct seq_operations cpuinfo_op = {
 	.start	= c_start,
 	.next	= c_next,
 	.stop	= c_stop,
diff --git a/arch/mn10300/kernel/sys_mn10300.c b/arch/mn10300/kernel/sys_mn10300.c
index 3e52a1054327..8ca5af00334c 100644
--- a/arch/mn10300/kernel/sys_mn10300.c
+++ b/arch/mn10300/kernel/sys_mn10300.c
@@ -19,7 +19,6 @@
 #include <linux/stat.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/tty.h>
 
 #include <asm/uaccess.h>
diff --git a/arch/mn10300/kernel/vmlinux.lds.S b/arch/mn10300/kernel/vmlinux.lds.S
index 76f41bdb79c4..10549dcfb610 100644
--- a/arch/mn10300/kernel/vmlinux.lds.S
+++ b/arch/mn10300/kernel/vmlinux.lds.S
@@ -44,24 +44,8 @@ SECTIONS
   RO_DATA(PAGE_SIZE)
 
   /* writeable */
-  .data : {			/* Data */
-	DATA_DATA
-	CONSTRUCTORS
-	}
-
-  .data_nosave : { NOSAVE_DATA; }
-
-  .data.page_aligned : { PAGE_ALIGNED_DATA(PAGE_SIZE); }
-  .data.cacheline_aligned : { CACHELINE_ALIGNED_DATA(32); }
-
-  /* rarely changed data like cpu maps */
-  . = ALIGN(32);
-  .data.read_mostly : AT(ADDR(.data.read_mostly)) {
-	READ_MOSTLY_DATA(32);
-	_edata = .;		/* End of data section */
-  }
-
-  .data.init_task : { INIT_TASK_DATA(THREAD_SIZE); }
+  RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
+  _edata = .;
 
   /* might get freed after init */
   . = ALIGN(PAGE_SIZE);
@@ -74,22 +58,8 @@ SECTIONS
   /* will be freed after init */
   . = ALIGN(PAGE_SIZE);		/* Init code and data */
   __init_begin = .;
-  .init.text : {
-	_sinittext = .;
-	INIT_TEXT;
-	_einittext = .;
-  }
-  .init.data : { INIT_DATA; }
-  .setup.init : { INIT_SETUP(16); }
-
-  __initcall_start = .;
-  .initcall.init : {
-	INITCALLS
-  }
-  __initcall_end = .;
-  .con_initcall.init : { CON_INITCALL; }
-
-  SECURITY_INIT
+  INIT_TEXT_SECTION(PAGE_SIZE)
+  INIT_DATA_SECTION(16)
   . = ALIGN(4);
   __alt_instructions = .;
   .altinstructions : { *(.altinstructions) }
@@ -100,8 +70,6 @@ SECTIONS
 	.exit.text : { EXIT_TEXT; }
 	.exit.data : { EXIT_DATA; }
 
-  .init.ramfs : { INIT_RAM_FS; }
-
   PERCPU(32)
   . = ALIGN(PAGE_SIZE);
   __init_end = .;
diff --git a/arch/mn10300/mm/init.c b/arch/mn10300/mm/init.c
index 8cee387a24fd..ec1420562dc7 100644
--- a/arch/mn10300/mm/init.c
+++ b/arch/mn10300/mm/init.c
@@ -112,7 +112,7 @@ void __init mem_init(void)
 	       "Memory: %luk/%luk available"
 	       " (%dk kernel code, %dk reserved, %dk data, %dk init,"
 	       " %ldk highmem)\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT - 10),
+	       nr_free_pages() << (PAGE_SHIFT - 10),
 	       max_mapnr << (PAGE_SHIFT - 10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT - 10),
diff --git a/arch/mn10300/unit-asb2303/include/unit/clock.h b/arch/mn10300/unit-asb2303/include/unit/clock.h
index 8b450e920af1..2a0bf79ab968 100644
--- a/arch/mn10300/unit-asb2303/include/unit/clock.h
+++ b/arch/mn10300/unit-asb2303/include/unit/clock.h
@@ -20,9 +20,9 @@ extern unsigned long mn10300_ioclk;	/* IOCLK (crystal speed) in HZ */
 extern unsigned long mn10300_iobclk;
 extern unsigned long mn10300_tsc_per_HZ;
 
-#define MN10300_IOCLK		((unsigned long)mn10300_ioclk)
+#define MN10300_IOCLK		mn10300_ioclk
 /* If this processors has a another clock, uncomment the below. */
-/* #define MN10300_IOBCLK	((unsigned long)mn10300_iobclk) */
+/* #define MN10300_IOBCLK	mn10300_iobclk */
 
 #else /* !CONFIG_MN10300_RTC */
 
@@ -35,7 +35,7 @@ extern unsigned long mn10300_tsc_per_HZ;
 #define MN10300_TSCCLK		MN10300_IOCLK
 
 #ifdef CONFIG_MN10300_RTC
-#define MN10300_TSC_PER_HZ	((unsigned long)mn10300_tsc_per_HZ)
+#define MN10300_TSC_PER_HZ	mn10300_tsc_per_HZ
 #else /* !CONFIG_MN10300_RTC */
 #define MN10300_TSC_PER_HZ	(MN10300_TSCCLK/HZ)
 #endif /* !CONFIG_MN10300_RTC */
diff --git a/arch/mn10300/unit-asb2305/include/unit/clock.h b/arch/mn10300/unit-asb2305/include/unit/clock.h
index 7d514841ffda..67be3f2eb18e 100644
--- a/arch/mn10300/unit-asb2305/include/unit/clock.h
+++ b/arch/mn10300/unit-asb2305/include/unit/clock.h
@@ -20,9 +20,9 @@ extern unsigned long mn10300_ioclk;	/* IOCLK (crystal speed) in HZ */
 extern unsigned long mn10300_iobclk;
 extern unsigned long mn10300_tsc_per_HZ;
 
-#define MN10300_IOCLK		((unsigned long)mn10300_ioclk)
+#define MN10300_IOCLK		mn10300_ioclk
 /* If this processors has a another clock, uncomment the below. */
-/* #define MN10300_IOBCLK	((unsigned long)mn10300_iobclk) */
+/* #define MN10300_IOBCLK	mn10300_iobclk */
 
 #else /* !CONFIG_MN10300_RTC */
 
@@ -35,7 +35,7 @@ extern unsigned long mn10300_tsc_per_HZ;
 #define MN10300_TSCCLK		MN10300_IOCLK
 
 #ifdef CONFIG_MN10300_RTC
-#define MN10300_TSC_PER_HZ	((unsigned long)mn10300_tsc_per_HZ)
+#define MN10300_TSC_PER_HZ	mn10300_tsc_per_HZ
 #else /* !CONFIG_MN10300_RTC */
 #define MN10300_TSC_PER_HZ	(MN10300_TSCCLK/HZ)
 #endif /* !CONFIG_MN10300_RTC */
diff --git a/arch/parisc/Kconfig b/arch/parisc/Kconfig
index 06f8d5b5b0f9..524d9352f17e 100644
--- a/arch/parisc/Kconfig
+++ b/arch/parisc/Kconfig
@@ -16,8 +16,9 @@ config PARISC
 	select RTC_DRV_GENERIC
 	select INIT_ALL_POSSIBLE
 	select BUG
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
 	select GENERIC_ATOMIC64 if !64BIT
+	select HAVE_ARCH_TRACEHOOK
 	help
 	  The PA-RISC microprocessor is designed by Hewlett-Packard and used
 	  in many of their workstations & servers (HP9000 700 and 800 series,
diff --git a/arch/parisc/Makefile b/arch/parisc/Makefile
index da6f66901c92..55cca1dac431 100644
--- a/arch/parisc/Makefile
+++ b/arch/parisc/Makefile
@@ -118,8 +118,8 @@ define archhelp
 	@echo  '* vmlinux	- Uncompressed kernel image (./vmlinux)'
 	@echo  '  palo		- Bootable image (./lifimage)'
 	@echo  '  install	- Install kernel using'
-	@echo  '		  (your) ~/bin/installkernel or'
-	@echo  '		  (distribution) /sbin/installkernel or'
+	@echo  '		  (your) ~/bin/$(INSTALLKERNEL) or'
+	@echo  '		  (distribution) /sbin/$(INSTALLKERNEL) or'
 	@echo  '		  copy to $$(INSTALL_PATH)'
 endef
 
diff --git a/arch/parisc/include/asm/fixmap.h b/arch/parisc/include/asm/fixmap.h
index de3fe3a18229..6fec4d4a1a18 100644
--- a/arch/parisc/include/asm/fixmap.h
+++ b/arch/parisc/include/asm/fixmap.h
@@ -21,9 +21,9 @@
 #define KERNEL_MAP_END		(TMPALIAS_MAP_START)
 
 #ifndef __ASSEMBLY__
-extern void *vmalloc_start;
+extern void *parisc_vmalloc_start;
 #define PCXL_DMA_MAP_SIZE	(8*1024*1024)
-#define VMALLOC_START		((unsigned long)vmalloc_start)
+#define VMALLOC_START		((unsigned long)parisc_vmalloc_start)
 #define VMALLOC_END		(KERNEL_MAP_END)
 #endif /*__ASSEMBLY__*/
 
diff --git a/arch/parisc/include/asm/hardirq.h b/arch/parisc/include/asm/hardirq.h
index ce93133d5112..0d68184a76cb 100644
--- a/arch/parisc/include/asm/hardirq.h
+++ b/arch/parisc/include/asm/hardirq.h
@@ -1,29 +1,11 @@
 /* hardirq.h: PA-RISC hard IRQ support.
  *
  * Copyright (C) 2001 Matthew Wilcox <matthew@wil.cx>
- *
- * The locking is really quite interesting.  There's a cpu-local
- * count of how many interrupts are being handled, and a global
- * lock.  An interrupt can only be serviced if the global lock
- * is free.  You can't be sure no more interrupts are being
- * serviced until you've acquired the lock and then checked
- * all the per-cpu interrupt counts are all zero.  It's a specialised
- * br_lock, and that's exactly how Sparc does it.  We don't because
- * it's more locking for us.  This way is lock-free in the interrupt path.
  */
 
 #ifndef _PARISC_HARDIRQ_H
 #define _PARISC_HARDIRQ_H
 
-#include <linux/threads.h>
-#include <linux/irq.h>
-
-typedef struct {
-	unsigned long __softirq_pending; /* set_bit is used on this */
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
-void ack_bad_irq(unsigned int irq);
+#include <asm-generic/hardirq.h>
 
 #endif /* _PARISC_HARDIRQ_H */
diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h
index defe752cc996..9749c8afe83a 100644
--- a/arch/parisc/include/asm/mman.h
+++ b/arch/parisc/include/asm/mman.h
@@ -22,6 +22,8 @@
 #define MAP_GROWSDOWN	0x8000		/* stack-like segment */
 #define MAP_POPULATE	0x10000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x20000		/* do not block on IO */
+#define MAP_STACK	0x40000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x80000		/* create a huge page mapping */
 
 #define MS_SYNC		1		/* synchronous memory sync */
 #define MS_ASYNC	2		/* sync memory asynchronously */
@@ -54,6 +56,9 @@
 #define MADV_16M_PAGES  24              /* Use 16 Megabyte pages */
 #define MADV_64M_PAGES  26              /* Use 64 Megabyte pages */
 
+#define MADV_MERGEABLE   65		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 66		/* KSM may not merge identical pages */
+
 /* compatibility flags */
 #define MAP_FILE	0
 #define MAP_VARIABLE	0
diff --git a/arch/parisc/include/asm/perf_counter.h b/arch/parisc/include/asm/perf_counter.h
deleted file mode 100644
index dc9e829f7013..000000000000
--- a/arch/parisc/include/asm/perf_counter.h
+++ /dev/null
@@ -1,7 +0,0 @@
-#ifndef __ASM_PARISC_PERF_COUNTER_H
-#define __ASM_PARISC_PERF_COUNTER_H
-
-/* parisc only supports software counters through this interface. */
-static inline void set_perf_counter_pending(void) { }
-
-#endif /* __ASM_PARISC_PERF_COUNTER_H */
diff --git a/arch/parisc/include/asm/perf_event.h b/arch/parisc/include/asm/perf_event.h
new file mode 100644
index 000000000000..cc146427d8f9
--- /dev/null
+++ b/arch/parisc/include/asm/perf_event.h
@@ -0,0 +1,7 @@
+#ifndef __ASM_PARISC_PERF_EVENT_H
+#define __ASM_PARISC_PERF_EVENT_H
+
+/* parisc only supports software events through this interface. */
+static inline void set_perf_event_pending(void) { }
+
+#endif /* __ASM_PARISC_PERF_EVENT_H */
diff --git a/arch/parisc/include/asm/ptrace.h b/arch/parisc/include/asm/ptrace.h
index 302f68dc889c..aead40b16dd8 100644
--- a/arch/parisc/include/asm/ptrace.h
+++ b/arch/parisc/include/asm/ptrace.h
@@ -59,8 +59,11 @@ void user_enable_block_step(struct task_struct *task);
 #define user_mode(regs)			(((regs)->iaoq[0] & 3) ? 1 : 0)
 #define user_space(regs)		(((regs)->iasq[1] != 0) ? 1 : 0)
 #define instruction_pointer(regs)	((regs)->iaoq[0] & ~3)
+#define user_stack_pointer(regs)	((regs)->gr[30])
 unsigned long profile_pc(struct pt_regs *);
 extern void show_regs(struct pt_regs *);
-#endif
+
+
+#endif /* __KERNEL__ */
 
 #endif
diff --git a/arch/parisc/include/asm/smp.h b/arch/parisc/include/asm/smp.h
index 21eb45a52629..2e73623feb6b 100644
--- a/arch/parisc/include/asm/smp.h
+++ b/arch/parisc/include/asm/smp.h
@@ -30,7 +30,6 @@ extern void smp_send_all_nop(void);
 
 extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 #endif /* !ASSEMBLY */
 
diff --git a/arch/parisc/include/asm/syscall.h b/arch/parisc/include/asm/syscall.h
new file mode 100644
index 000000000000..8bdfd2c8c39f
--- /dev/null
+++ b/arch/parisc/include/asm/syscall.h
@@ -0,0 +1,40 @@
+/* syscall.h */
+
+#ifndef _ASM_PARISC_SYSCALL_H_
+#define _ASM_PARISC_SYSCALL_H_
+
+#include <linux/err.h>
+#include <asm/ptrace.h>
+
+static inline long syscall_get_nr(struct task_struct *tsk,
+				  struct pt_regs *regs)
+{
+	return regs->gr[20];
+}
+
+static inline void syscall_get_arguments(struct task_struct *tsk,
+					 struct pt_regs *regs, unsigned int i,
+					 unsigned int n, unsigned long *args)
+{
+	BUG_ON(i);
+
+	switch (n) {
+	case 6:
+		args[5] = regs->gr[21];
+	case 5:
+		args[4] = regs->gr[22];
+	case 4:
+		args[3] = regs->gr[23];
+	case 3:
+		args[2] = regs->gr[24];
+	case 2:
+		args[1] = regs->gr[25];
+	case 1:
+		args[0] = regs->gr[26];
+		break;
+	default:
+		BUG();
+	}
+}
+
+#endif /*_ASM_PARISC_SYSCALL_H_*/
diff --git a/arch/parisc/include/asm/thread_info.h b/arch/parisc/include/asm/thread_info.h
index ac775a76bff7..7ecc1039cfed 100644
--- a/arch/parisc/include/asm/thread_info.h
+++ b/arch/parisc/include/asm/thread_info.h
@@ -32,6 +32,11 @@ struct thread_info {
 #define init_thread_info        (init_thread_union.thread_info)
 #define init_stack              (init_thread_union.stack)
 
+/* how to get the thread information struct from C */
+#define current_thread_info()	((struct thread_info *)mfctl(30))
+
+#endif /* !__ASSEMBLY */
+
 /* thread information allocation */
 
 #define THREAD_SIZE_ORDER            2
@@ -40,11 +45,6 @@ struct thread_info {
 #define THREAD_SIZE             (PAGE_SIZE << THREAD_SIZE_ORDER)
 #define THREAD_SHIFT            (PAGE_SHIFT + THREAD_SIZE_ORDER)
 
-/* how to get the thread information struct from C */
-#define current_thread_info()	((struct thread_info *)mfctl(30))
-
-#endif /* !__ASSEMBLY */
-
 #define PREEMPT_ACTIVE_BIT	28
 #define PREEMPT_ACTIVE		(1 << PREEMPT_ACTIVE_BIT)
 
@@ -60,6 +60,8 @@ struct thread_info {
 #define TIF_RESTORE_SIGMASK	6	/* restore saved signal mask */
 #define TIF_FREEZE		7	/* is freezing for suspend */
 #define TIF_NOTIFY_RESUME	8	/* callback before returning to user */
+#define TIF_SINGLESTEP		9	/* single stepping? */
+#define TIF_BLOCKSTEP		10	/* branch stepping? */
 
 #define _TIF_SYSCALL_TRACE	(1 << TIF_SYSCALL_TRACE)
 #define _TIF_SIGPENDING		(1 << TIF_SIGPENDING)
@@ -69,6 +71,8 @@ struct thread_info {
 #define _TIF_RESTORE_SIGMASK	(1 << TIF_RESTORE_SIGMASK)
 #define _TIF_FREEZE		(1 << TIF_FREEZE)
 #define _TIF_NOTIFY_RESUME	(1 << TIF_NOTIFY_RESUME)
+#define _TIF_SINGLESTEP		(1 << TIF_SINGLESTEP)
+#define _TIF_BLOCKSTEP		(1 << TIF_BLOCKSTEP)
 
 #define _TIF_USER_WORK_MASK     (_TIF_SIGPENDING | _TIF_NOTIFY_RESUME | \
                                  _TIF_NEED_RESCHED | _TIF_RESTORE_SIGMASK)
diff --git a/arch/parisc/include/asm/unistd.h b/arch/parisc/include/asm/unistd.h
index f3d3b8b012c4..cda158318c62 100644
--- a/arch/parisc/include/asm/unistd.h
+++ b/arch/parisc/include/asm/unistd.h
@@ -810,9 +810,9 @@
 #define __NR_preadv		(__NR_Linux + 315)
 #define __NR_pwritev		(__NR_Linux + 316)
 #define __NR_rt_tgsigqueueinfo	(__NR_Linux + 317)
-#define __NR_perf_counter_open	(__NR_Linux + 318)
+#define __NR_perf_event_open	(__NR_Linux + 318)
 
-#define __NR_Linux_syscalls	(__NR_perf_counter_open + 1)
+#define __NR_Linux_syscalls	(__NR_perf_event_open + 1)
 
 
 #define __IGNORE_select		/* newselect */
diff --git a/arch/parisc/install.sh b/arch/parisc/install.sh
index 9632b3e164c7..e593fc8d58bc 100644
--- a/arch/parisc/install.sh
+++ b/arch/parisc/install.sh
@@ -21,8 +21,8 @@
 
 # User may have a custom install script
 
-if [ -x ~/bin/installkernel ]; then exec ~/bin/installkernel "$@"; fi
-if [ -x /sbin/installkernel ]; then exec /sbin/installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install
 
diff --git a/arch/parisc/kernel/asm-offsets.c b/arch/parisc/kernel/asm-offsets.c
index 699cf8ef2118..fcd3c707bf12 100644
--- a/arch/parisc/kernel/asm-offsets.c
+++ b/arch/parisc/kernel/asm-offsets.c
@@ -270,8 +270,8 @@ int main(void)
 	DEFINE(DTLB_OFF_COUNT, offsetof(struct pdc_cache_info, dt_off_count));
 	DEFINE(DTLB_LOOP, offsetof(struct pdc_cache_info, dt_loop));
 	BLANK();
-	DEFINE(PA_BLOCKSTEP_BIT, 31-PT_BLOCKSTEP_BIT);
-	DEFINE(PA_SINGLESTEP_BIT, 31-PT_SINGLESTEP_BIT);
+	DEFINE(TIF_BLOCKSTEP_PA_BIT, 31-TIF_BLOCKSTEP);
+	DEFINE(TIF_SINGLESTEP_PA_BIT, 31-TIF_SINGLESTEP);
 	BLANK();
 	DEFINE(ASM_PMD_SHIFT, PMD_SHIFT);
 	DEFINE(ASM_PGDIR_SHIFT, PGDIR_SHIFT);
diff --git a/arch/parisc/kernel/entry.S b/arch/parisc/kernel/entry.S
index 8c4712b74dc1..3a44f7f704fa 100644
--- a/arch/parisc/kernel/entry.S
+++ b/arch/parisc/kernel/entry.S
@@ -2047,12 +2047,13 @@ syscall_do_signal:
 	b,n     syscall_check_sig
 
 syscall_restore:
-	/* Are we being ptraced? */
 	LDREG	TI_TASK-THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1
 
-	ldw	TASK_PTRACE(%r1), %r19
-	bb,<	%r19,31,syscall_restore_rfi
-	nop
+	/* Are we being ptraced? */
+	ldw	TASK_FLAGS(%r1),%r19
+	ldi	(_TIF_SINGLESTEP|_TIF_BLOCKSTEP),%r2
+	and,COND(=)	%r19,%r2,%r0
+	b,n	syscall_restore_rfi
 
 	ldo	TASK_PT_FR31(%r1),%r19		   /* reload fpregs */
 	rest_fp	%r19
@@ -2113,16 +2114,16 @@ syscall_restore_rfi:
 	ldi	0x0b,%r20			   /* Create new PSW */
 	depi	-1,13,1,%r20			   /* C, Q, D, and I bits */
 
-	/* The values of PA_SINGLESTEP_BIT and PA_BLOCKSTEP_BIT are
-	 * set in include/linux/ptrace.h and converted to PA bitmap
+	/* The values of SINGLESTEP_BIT and BLOCKSTEP_BIT are
+	 * set in thread_info.h and converted to PA bitmap
 	 * numbers in asm-offsets.c */
 
-	/* if ((%r19.PA_SINGLESTEP_BIT)) { %r20.27=1} */
-	extru,=	%r19,PA_SINGLESTEP_BIT,1,%r0
+	/* if ((%r19.SINGLESTEP_BIT)) { %r20.27=1} */
+	extru,=	%r19,TIF_SINGLESTEP_PA_BIT,1,%r0
 	depi	-1,27,1,%r20			   /* R bit */
 
-	/* if ((%r19.PA_BLOCKSTEP_BIT)) { %r20.7=1} */
-	extru,= %r19,PA_BLOCKSTEP_BIT,1,%r0
+	/* if ((%r19.BLOCKSTEP_BIT)) { %r20.7=1} */
+	extru,= %r19,TIF_BLOCKSTEP_PA_BIT,1,%r0
 	depi	-1,7,1,%r20			   /* T bit */
 
 	STREG	%r20,TASK_PT_PSW(%r1)
diff --git a/arch/parisc/kernel/init_task.c b/arch/parisc/kernel/init_task.c
index 82974b20fc10..d020eae6525c 100644
--- a/arch/parisc/kernel/init_task.c
+++ b/arch/parisc/kernel/init_task.c
@@ -43,8 +43,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((aligned(128))) __attribute__((__section__(".data.init_task"))) =
+union thread_union init_thread_union __init_task_data
+	__attribute__((aligned(128))) =
 		{ INIT_THREAD_INFO(init_task) };
 
 #if PT_NLEVELS == 3
diff --git a/arch/parisc/kernel/irq.c b/arch/parisc/kernel/irq.c
index 330f536a9324..2e7610cb33d5 100644
--- a/arch/parisc/kernel/irq.c
+++ b/arch/parisc/kernel/irq.c
@@ -423,8 +423,3 @@ void __init init_IRQ(void)
         set_eiem(cpu_eiem);	/* EIEM : enable all external intr */
 
 }
-
-void ack_bad_irq(unsigned int irq)
-{
-	printk(KERN_WARNING "unexpected IRQ %d\n", irq);
-}
diff --git a/arch/parisc/kernel/module.c b/arch/parisc/kernel/module.c
index 61ee0eec4e69..212074653df7 100644
--- a/arch/parisc/kernel/module.c
+++ b/arch/parisc/kernel/module.c
@@ -893,7 +893,7 @@ int module_finalize(const Elf_Ehdr *hdr,
 	 * ourselves */
 	for (i = 1; i < hdr->e_shnum; i++) {
 		if(sechdrs[i].sh_type == SHT_SYMTAB
-		   && (sechdrs[i].sh_type & SHF_ALLOC)) {
+		   && (sechdrs[i].sh_flags & SHF_ALLOC)) {
 			int strindex = sechdrs[i].sh_link;
 			/* FIXME: AWFUL HACK
 			 * The cast is to drop the const from
diff --git a/arch/parisc/kernel/ptrace.c b/arch/parisc/kernel/ptrace.c
index 927db3668b6f..c4f49e45129d 100644
--- a/arch/parisc/kernel/ptrace.c
+++ b/arch/parisc/kernel/ptrace.c
@@ -13,6 +13,7 @@
 #include <linux/smp.h>
 #include <linux/errno.h>
 #include <linux/ptrace.h>
+#include <linux/tracehook.h>
 #include <linux/user.h>
 #include <linux/personality.h>
 #include <linux/security.h>
@@ -35,7 +36,8 @@
  */
 void ptrace_disable(struct task_struct *task)
 {
-	task->ptrace &= ~(PT_SINGLESTEP|PT_BLOCKSTEP);
+	clear_tsk_thread_flag(task, TIF_SINGLESTEP);
+	clear_tsk_thread_flag(task, TIF_BLOCKSTEP);
 
 	/* make sure the trap bits are not set */
 	pa_psw(task)->r = 0;
@@ -55,8 +57,8 @@ void user_disable_single_step(struct task_struct *task)
 
 void user_enable_single_step(struct task_struct *task)
 {
-	task->ptrace &= ~PT_BLOCKSTEP;
-	task->ptrace |= PT_SINGLESTEP;
+	clear_tsk_thread_flag(task, TIF_BLOCKSTEP);
+	set_tsk_thread_flag(task, TIF_SINGLESTEP);
 
 	if (pa_psw(task)->n) {
 		struct siginfo si;
@@ -98,8 +100,8 @@ void user_enable_single_step(struct task_struct *task)
 
 void user_enable_block_step(struct task_struct *task)
 {
-	task->ptrace &= ~PT_SINGLESTEP;
-	task->ptrace |= PT_BLOCKSTEP;
+	clear_tsk_thread_flag(task, TIF_SINGLESTEP);
+	set_tsk_thread_flag(task, TIF_BLOCKSTEP);
 
 	/* Enable taken branch trap. */
 	pa_psw(task)->r = 0;
@@ -263,22 +265,20 @@ long compat_arch_ptrace(struct task_struct *child, compat_long_t request,
 }
 #endif
 
+long do_syscall_trace_enter(struct pt_regs *regs)
+{
+	if (test_thread_flag(TIF_SYSCALL_TRACE) &&
+	    tracehook_report_syscall_entry(regs))
+		return -1L;
+
+	return regs->gr[20];
+}
 
-void syscall_trace(void)
+void do_syscall_trace_exit(struct pt_regs *regs)
 {
-	if (!test_thread_flag(TIF_SYSCALL_TRACE))
-		return;
-	if (!(current->ptrace & PT_PTRACED))
-		return;
-	ptrace_notify(SIGTRAP | ((current->ptrace & PT_TRACESYSGOOD)
-				 ? 0x80 : 0));
-	/*
-	 * this isn't the same as continuing with a signal, but it will do
-	 * for normal use.  strace only continues with a signal if the
-	 * stopping signal is not SIGTRAP.  -brl
-	 */
-	if (current->exit_code) {
-		send_sig(current->exit_code, current, 1);
-		current->exit_code = 0;
-	}
+	int stepping = test_thread_flag(TIF_SINGLESTEP) ||
+		test_thread_flag(TIF_BLOCKSTEP);
+
+	if (stepping || test_thread_flag(TIF_SYSCALL_TRACE))
+		tracehook_report_syscall_exit(regs, stepping);
 }
diff --git a/arch/parisc/kernel/signal.c b/arch/parisc/kernel/signal.c
index 8eb3c63c407a..e8467e4aa8d1 100644
--- a/arch/parisc/kernel/signal.c
+++ b/arch/parisc/kernel/signal.c
@@ -21,6 +21,7 @@
 #include <linux/errno.h>
 #include <linux/wait.h>
 #include <linux/ptrace.h>
+#include <linux/tracehook.h>
 #include <linux/unistd.h>
 #include <linux/stddef.h>
 #include <linux/compat.h>
@@ -34,7 +35,6 @@
 #include <asm/asm-offsets.h>
 
 #ifdef CONFIG_COMPAT
-#include <linux/compat.h>
 #include "signal32.h"
 #endif
 
@@ -468,6 +468,9 @@ handle_signal(unsigned long sig, siginfo_t *info, struct k_sigaction *ka,
 		sigaddset(&current->blocked,sig);
 	recalc_sigpending();
 	spin_unlock_irq(&current->sighand->siglock);
+
+	tracehook_signal_handler(sig, info, ka, regs, 0);
+
 	return 1;
 }
 
diff --git a/arch/parisc/kernel/sys_parisc32.c b/arch/parisc/kernel/sys_parisc32.c
index 92a0acaa0d12..561388b17c91 100644
--- a/arch/parisc/kernel/sys_parisc32.c
+++ b/arch/parisc/kernel/sys_parisc32.c
@@ -18,7 +18,6 @@
 #include <linux/signal.h>
 #include <linux/resource.h>
 #include <linux/times.h>
-#include <linux/utsname.h>
 #include <linux/time.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
diff --git a/arch/parisc/kernel/syscall.S b/arch/parisc/kernel/syscall.S
index 59fc1a43ec3e..f5f96021caa0 100644
--- a/arch/parisc/kernel/syscall.S
+++ b/arch/parisc/kernel/syscall.S
@@ -288,18 +288,23 @@ tracesys:
 	STREG	%r18,PT_GR18(%r2)
 	/* Finished saving things for the debugger */
 
-	ldil	L%syscall_trace,%r1
+	copy	%r2,%r26
+	ldil	L%do_syscall_trace_enter,%r1
 	ldil	L%tracesys_next,%r2
-	be	R%syscall_trace(%sr7,%r1)
+	be	R%do_syscall_trace_enter(%sr7,%r1)
 	ldo	R%tracesys_next(%r2),%r2
 	
-tracesys_next:	
+tracesys_next:
+	/* do_syscall_trace_enter either returned the syscallno, or -1L,
+	 *  so we skip restoring the PT_GR20 below, since we pulled it from
+	 *  task->thread.regs.gr[20] above.
+	 */
+	copy	%ret0,%r20
 	ldil	L%sys_call_table,%r1
 	ldo     R%sys_call_table(%r1), %r19
 
 	ldo     -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1      /* get task ptr */
 	LDREG	TI_TASK(%r1), %r1
-	LDREG   TASK_PT_GR20(%r1), %r20
 	LDREG   TASK_PT_GR26(%r1), %r26		/* Restore the users args */
 	LDREG   TASK_PT_GR25(%r1), %r25
 	LDREG   TASK_PT_GR24(%r1), %r24
@@ -336,7 +341,8 @@ tracesys_exit:
 #ifdef CONFIG_64BIT
 	ldo	-16(%r30),%r29			/* Reference param save area */
 #endif
-	bl	syscall_trace, %r2
+	ldo	TASK_REGS(%r1),%r26
+	bl	do_syscall_trace_exit,%r2
 	STREG   %r28,TASK_PT_GR28(%r1)          /* save return value now */
 	ldo     -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1      /* get task ptr */
 	LDREG	TI_TASK(%r1), %r1
@@ -353,12 +359,12 @@ tracesys_exit:
 
 tracesys_sigexit:
 	ldo     -THREAD_SZ_ALGN-FRAME_SIZE(%r30),%r1      /* get task ptr */
-	LDREG	0(%r1), %r1
+	LDREG	TI_TASK(%r1), %r1
 #ifdef CONFIG_64BIT
 	ldo	-16(%r30),%r29			/* Reference param save area */
 #endif
-	bl	syscall_trace, %r2
-	nop
+	bl	do_syscall_trace_exit,%r2
+	ldo	TASK_REGS(%r1),%r26
 
 	ldil	L%syscall_exit_rfi,%r1
 	be,n	R%syscall_exit_rfi(%sr7,%r1)
diff --git a/arch/parisc/kernel/syscall_table.S b/arch/parisc/kernel/syscall_table.S
index cf145eb026b3..843f423dec67 100644
--- a/arch/parisc/kernel/syscall_table.S
+++ b/arch/parisc/kernel/syscall_table.S
@@ -416,7 +416,7 @@
 	ENTRY_COMP(preadv)		/* 315 */
 	ENTRY_COMP(pwritev)
 	ENTRY_COMP(rt_tgsigqueueinfo)
-	ENTRY_SAME(perf_counter_open)
+	ENTRY_SAME(perf_event_open)
 
 	/* Nothing yet */
 
diff --git a/arch/parisc/kernel/unwind.c b/arch/parisc/kernel/unwind.c
index 69dad5a850a8..a36799e85693 100644
--- a/arch/parisc/kernel/unwind.c
+++ b/arch/parisc/kernel/unwind.c
@@ -28,7 +28,7 @@
 #define dbg(x...)
 #endif
 
-#define KERNEL_START (KERNEL_BINARY_TEXT_START - 0x1000)
+#define KERNEL_START (KERNEL_BINARY_TEXT_START)
 
 extern struct unwind_table_entry __start___unwind[];
 extern struct unwind_table_entry __stop___unwind[];
diff --git a/arch/parisc/kernel/vmlinux.lds.S b/arch/parisc/kernel/vmlinux.lds.S
index aea1784edbd1..9dab4a4e09f7 100644
--- a/arch/parisc/kernel/vmlinux.lds.S
+++ b/arch/parisc/kernel/vmlinux.lds.S
@@ -28,6 +28,7 @@
 #include <asm/cache.h>
 #include <asm/page.h>
 #include <asm/asm-offsets.h>
+#include <asm/thread_info.h>
 	
 /* ld script to make hppa Linux kernel */
 #ifndef CONFIG_64BIT
@@ -77,15 +78,6 @@ SECTIONS
 	 */
 	. = ALIGN(PAGE_SIZE);
 	data_start = .;
-	. = ALIGN(16);
-	/* Exception table */
-	__ex_table : {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	}
-
-	NOTES
 
 	/* unwind info */
 	.PARISC.unwind : {
@@ -94,23 +86,11 @@ SECTIONS
 		__stop___unwind = .;
 	}
 
-	/* rarely changed data like cpu maps */
-	. = ALIGN(16);
-	.data.read_mostly : {
-		*(.data.read_mostly)
-	}
+	EXCEPTION_TABLE(16)
+	NOTES
 
-	. = ALIGN(L1_CACHE_BYTES);
 	/* Data */
-	.data : {
-		DATA_DATA
-		CONSTRUCTORS
-	}
-
-	. = ALIGN(L1_CACHE_BYTES);
-	.data.cacheline_aligned : {
-		*(.data.cacheline_aligned)
-	}
+	RW_DATA_SECTION(L1_CACHE_BYTES, PAGE_SIZE, THREAD_SIZE)
 
 	/* PA-RISC locks requires 16-byte alignment */
 	. = ALIGN(16);
@@ -118,17 +98,6 @@ SECTIONS
 		*(.data.lock_aligned)
 	}
 
-	/* nosave data is really only used for software suspend...it's here
-	 * just in case we ever implement it
-	 */
-	. = ALIGN(PAGE_SIZE);
-	__nosave_begin = .;
-	.data_nosave : {
-		*(.data.nosave)
-	}
-	. = ALIGN(PAGE_SIZE);
-	__nosave_end = .;
-
 	/* End of data section */
 	_edata = .;
 
@@ -147,14 +116,6 @@ SECTIONS
 	}
 	__bss_stop = .;
 
-
-	/* assembler code expects init_task to be 16k aligned */
-	. = ALIGN(16384);
-	/* init_task */
-	.data.init_task : {
-		*(.data.init_task)
-	}
-
 #ifdef CONFIG_64BIT
 	. = ALIGN(16);
 	/* Linkage tables */
@@ -172,64 +133,17 @@ SECTIONS
 	/* reserve space for interrupt stack by aligning __init* to 16k */
 	. = ALIGN(16384);
 	__init_begin = .;
-	.init.text : { 
-		_sinittext = .;
-		INIT_TEXT
-		_einittext = .;
-	}
-	.init.data : {
-		INIT_DATA
-	}
-	. = ALIGN(16);
-	.init.setup : {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
-	}
-	.initcall.init : {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
-	}
-	.con_initcall.init : {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
-	}
-	SECURITY_INIT
-
-	/* alternate instruction replacement.  This is a mechanism x86 uses
-	 * to detect the CPU type and replace generic instruction sequences
-	 * with CPU specific ones.  We don't currently do this in PA, but
-	 * it seems like a good idea...
-	 */
-	. = ALIGN(4);
-	.altinstructions : {
-		__alt_instructions = .;
-		*(.altinstructions)
-		__alt_instructions_end = .; 
-	} 
-	.altinstr_replacement : {
-		*(.altinstr_replacement)
-	} 
-
-	/* .exit.text is discard at runtime, not link time, to deal with references
-	 *  from .altinstructions and .eh_frame
-	 */
-	.exit.text : {
+	INIT_TEXT_SECTION(16384)
+	INIT_DATA_SECTION(16)
+	/* we have to discard exit text and such at runtime, not link time */
+	.exit.text :
+	{
 		EXIT_TEXT
 	}
-	.exit.data : {
+	.exit.data :
+	{
 		EXIT_DATA
 	}
-#ifdef CONFIG_BLK_DEV_INITRD
-	. = ALIGN(PAGE_SIZE);
-	.init.ramfs : {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
-	}
-#endif
 
 	PERCPU(PAGE_SIZE)
 	. = ALIGN(PAGE_SIZE);
diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c
index b0831d9e35cb..13b6e3e59b99 100644
--- a/arch/parisc/mm/init.c
+++ b/arch/parisc/mm/init.c
@@ -434,8 +434,8 @@ void mark_rodata_ro(void)
 #define SET_MAP_OFFSET(x) ((void *)(((unsigned long)(x) + VM_MAP_OFFSET) \
 				     & ~(VM_MAP_OFFSET-1)))
 
-void *vmalloc_start __read_mostly;
-EXPORT_SYMBOL(vmalloc_start);
+void *parisc_vmalloc_start __read_mostly;
+EXPORT_SYMBOL(parisc_vmalloc_start);
 
 #ifdef CONFIG_PA11
 unsigned long pcxl_dma_start __read_mostly;
@@ -496,17 +496,18 @@ void __init mem_init(void)
 #ifdef CONFIG_PA11
 	if (hppa_dma_ops == &pcxl_dma_ops) {
 		pcxl_dma_start = (unsigned long)SET_MAP_OFFSET(MAP_START);
-		vmalloc_start = SET_MAP_OFFSET(pcxl_dma_start + PCXL_DMA_MAP_SIZE);
+		parisc_vmalloc_start = SET_MAP_OFFSET(pcxl_dma_start
+						+ PCXL_DMA_MAP_SIZE);
 	} else {
 		pcxl_dma_start = 0;
-		vmalloc_start = SET_MAP_OFFSET(MAP_START);
+		parisc_vmalloc_start = SET_MAP_OFFSET(MAP_START);
 	}
 #else
-	vmalloc_start = SET_MAP_OFFSET(MAP_START);
+	parisc_vmalloc_start = SET_MAP_OFFSET(MAP_START);
 #endif
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init)\n",
-		(unsigned long)nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		num_physpages << (PAGE_SHIFT-10),
 		codesize >> 10,
 		reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/powerpc/Kconfig b/arch/powerpc/Kconfig
index 8250902265c6..2ba14e77296c 100644
--- a/arch/powerpc/Kconfig
+++ b/arch/powerpc/Kconfig
@@ -129,7 +129,7 @@ config PPC
 	select HAVE_OPROFILE
 	select HAVE_SYSCALL_WRAPPERS if PPC64
 	select GENERIC_ATOMIC64 if PPC32
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
 
 config EARLY_PRINTK
 	bool
@@ -385,9 +385,15 @@ config NUMA
 
 config NODES_SHIFT
 	int
+	default "8" if PPC64
 	default "4"
 	depends on NEED_MULTIPLE_NODES
 
+config MAX_ACTIVE_REGIONS
+	int
+	default "256" if PPC64
+	default "32"
+
 config ARCH_SELECT_MEMORY_MODEL
 	def_bool y
 	depends on PPC64
@@ -408,6 +414,10 @@ config ARCH_SPARSEMEM_DEFAULT
 config ARCH_POPULATES_NODE_MAP
 	def_bool y
 
+config SYS_SUPPORTS_HUGETLBFS
+       def_bool y
+       depends on PPC_BOOK3S_64
+
 source "mm/Kconfig"
 
 config ARCH_MEMORY_PROBE
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 952a3963e9e8..1a54a3b3a3fa 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -158,14 +158,23 @@ drivers-$(CONFIG_OPROFILE)	+= arch/powerpc/oprofile/
 # Default to zImage, override when needed
 all: zImage
 
-CPPFLAGS_vmlinux.lds	:= -Upowerpc
-
 BOOT_TARGETS = zImage zImage.initrd uImage zImage% dtbImage% treeImage.% cuImage.% simpleImage.%
 
 PHONY += $(BOOT_TARGETS)
 
 boot := arch/$(ARCH)/boot
 
+ifeq ($(CONFIG_RELOCATABLE),y)
+quiet_cmd_relocs_check = CALL    $<
+      cmd_relocs_check = perl $< "$(OBJDUMP)" "$(obj)/vmlinux"
+
+PHONY += relocs_check
+relocs_check: arch/powerpc/relocs_check.pl vmlinux
+	$(call cmd,relocs_check)
+
+zImage: relocs_check
+endif
+
 $(BOOT_TARGETS): vmlinux
 	$(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@)
 
@@ -182,8 +191,8 @@ define archhelp
   @echo '  simpleImage.<dt> - Firmware independent image.'
   @echo '  treeImage.<dt>  - Support for older IBM 4xx firmware (not U-Boot)'
   @echo '  install         - Install kernel using'
-  @echo '                    (your) ~/bin/installkernel or'
-  @echo '                    (distribution) /sbin/installkernel or'
+  @echo '                    (your) ~/bin/$(INSTALLKERNEL) or'
+  @echo '                    (distribution) /sbin/$(INSTALLKERNEL) or'
   @echo '                    install to $$(INSTALL_PATH) and run lilo'
   @echo '  *_defconfig     - Select default config from arch/$(ARCH)/configs'
   @echo ''
diff --git a/arch/powerpc/boot/addRamDisk.c b/arch/powerpc/boot/addRamDisk.c
index c02a99952be7..893f446cbd22 100644
--- a/arch/powerpc/boot/addRamDisk.c
+++ b/arch/powerpc/boot/addRamDisk.c
@@ -58,7 +58,7 @@ static int check_elf64(void *p, int size, struct addr_range *r)
 
 	return 64;
 }
-void get4k(FILE *file, char *buf )
+static void get4k(FILE *file, char *buf )
 {
 	unsigned j;
 	unsigned num = fread(buf, 1, 4096, file);
@@ -66,12 +66,12 @@ void get4k(FILE *file, char *buf )
 		buf[j] = 0;
 }
 
-void put4k(FILE *file, char *buf )
+static void put4k(FILE *file, char *buf )
 {
 	fwrite(buf, 1, 4096, file);
 }
 
-void death(const char *msg, FILE *fdesc, const char *fname) 
+static void death(const char *msg, FILE *fdesc, const char *fname)
 {
 	fprintf(stderr, msg);
 	fclose(fdesc);
diff --git a/arch/powerpc/boot/dts/cm5200.dts b/arch/powerpc/boot/dts/cm5200.dts
index cee8080aa245..dd3860846f15 100644
--- a/arch/powerpc/boot/dts/cm5200.dts
+++ b/arch/powerpc/boot/dts/cm5200.dts
@@ -210,7 +210,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 		};
 
 		sram@8000 {
diff --git a/arch/powerpc/boot/dts/digsy_mtc.dts b/arch/powerpc/boot/dts/digsy_mtc.dts
index 4c36186ef946..8e9be6bfe23e 100644
--- a/arch/powerpc/boot/dts/digsy_mtc.dts
+++ b/arch/powerpc/boot/dts/digsy_mtc.dts
@@ -199,7 +199,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 
 			rtc@50 {
 				compatible = "at,24c08";
diff --git a/arch/powerpc/boot/dts/lite5200.dts b/arch/powerpc/boot/dts/lite5200.dts
index de30b3f9eb26..82ff2b13bc37 100644
--- a/arch/powerpc/boot/dts/lite5200.dts
+++ b/arch/powerpc/boot/dts/lite5200.dts
@@ -247,7 +247,6 @@
 			compatible = "fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 		};
 
 		i2c@3d40 {
@@ -256,7 +255,6 @@
 			compatible = "fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 		};
 		sram@8000 {
 			compatible = "fsl,mpc5200-sram";
diff --git a/arch/powerpc/boot/dts/lite5200b.dts b/arch/powerpc/boot/dts/lite5200b.dts
index d13cb11ce623..e45a63be3a86 100644
--- a/arch/powerpc/boot/dts/lite5200b.dts
+++ b/arch/powerpc/boot/dts/lite5200b.dts
@@ -251,7 +251,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 		};
 
 		i2c@3d40 {
@@ -260,7 +259,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 		};
 
 		sram@8000 {
diff --git a/arch/powerpc/boot/dts/media5200.dts b/arch/powerpc/boot/dts/media5200.dts
index e297d8b41875..0c3902bc5b6a 100644
--- a/arch/powerpc/boot/dts/media5200.dts
+++ b/arch/powerpc/boot/dts/media5200.dts
@@ -223,7 +223,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 		};
 
 		i2c@3d40 {
@@ -232,7 +231,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 		};
 
 		sram@8000 {
diff --git a/arch/powerpc/boot/dts/motionpro.dts b/arch/powerpc/boot/dts/motionpro.dts
index 7be8ca038676..6ca4fc144a33 100644
--- a/arch/powerpc/boot/dts/motionpro.dts
+++ b/arch/powerpc/boot/dts/motionpro.dts
@@ -222,7 +222,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 
 			rtc@68 {
 				compatible = "dallas,ds1339";
diff --git a/arch/powerpc/boot/dts/mpc5121ads.dts b/arch/powerpc/boot/dts/mpc5121ads.dts
index c2b8dbfab79e..c353dac33416 100644
--- a/arch/powerpc/boot/dts/mpc5121ads.dts
+++ b/arch/powerpc/boot/dts/mpc5121ads.dts
@@ -209,7 +209,6 @@
 			reg = <0x1700 0x20>;
 			interrupts = <9 0x8>;
 			interrupt-parent = < &ipic >;
-			fsl5200-clocking;
 		};
 
 		i2c@1720 {
@@ -220,7 +219,6 @@
 			reg = <0x1720 0x20>;
 			interrupts = <10 0x8>;
 			interrupt-parent = < &ipic >;
-			fsl5200-clocking;
 		};
 
 		i2c@1740 {
@@ -231,7 +229,6 @@
 			reg = <0x1740 0x20>;
 			interrupts = <11 0x8>;
 			interrupt-parent = < &ipic >;
-			fsl5200-clocking;
 		};
 
 		i2ccontrol@1760 {
diff --git a/arch/powerpc/boot/dts/mpc8377_mds.dts b/arch/powerpc/boot/dts/mpc8377_mds.dts
index f32c2811c6d9..855782c5e5ec 100644
--- a/arch/powerpc/boot/dts/mpc8377_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8377_mds.dts
@@ -159,6 +159,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <0>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8377_rdb.dts b/arch/powerpc/boot/dts/mpc8377_rdb.dts
index 28e022ac4179..9e2264b10008 100644
--- a/arch/powerpc/boot/dts/mpc8377_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8377_rdb.dts
@@ -173,6 +173,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <111111111>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8377_wlan.dts b/arch/powerpc/boot/dts/mpc8377_wlan.dts
index 3febc4e91b10..9ea783056969 100644
--- a/arch/powerpc/boot/dts/mpc8377_wlan.dts
+++ b/arch/powerpc/boot/dts/mpc8377_wlan.dts
@@ -67,7 +67,7 @@
 			device-width = <1>;
 
 			partition@0 {
-				reg = <0 0x8000>;
+				reg = <0 0x80000>;
 				label = "u-boot";
 				read-only;
 			};
@@ -150,6 +150,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				clock-frequency = <133333333>;
 			};
 		};
diff --git a/arch/powerpc/boot/dts/mpc8378_mds.dts b/arch/powerpc/boot/dts/mpc8378_mds.dts
index f720ab9af30d..f70cf6000839 100644
--- a/arch/powerpc/boot/dts/mpc8378_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8378_mds.dts
@@ -159,6 +159,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <0>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8378_rdb.dts b/arch/powerpc/boot/dts/mpc8378_rdb.dts
index a11ead8214b4..4e6a1a407bbd 100644
--- a/arch/powerpc/boot/dts/mpc8378_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8378_rdb.dts
@@ -173,6 +173,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <111111111>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8379_mds.dts b/arch/powerpc/boot/dts/mpc8379_mds.dts
index 4fa221fd9bdc..645ec51cc6e1 100644
--- a/arch/powerpc/boot/dts/mpc8379_mds.dts
+++ b/arch/powerpc/boot/dts/mpc8379_mds.dts
@@ -157,6 +157,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <0>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8379_rdb.dts b/arch/powerpc/boot/dts/mpc8379_rdb.dts
index e35dfba587c8..72336d504528 100644
--- a/arch/powerpc/boot/dts/mpc8379_rdb.dts
+++ b/arch/powerpc/boot/dts/mpc8379_rdb.dts
@@ -171,6 +171,7 @@
 				reg = <0x2e000 0x1000>;
 				interrupts = <42 0x8>;
 				interrupt-parent = <&ipic>;
+				sdhci,wp-inverted;
 				/* Filled in by U-Boot */
 				clock-frequency = <111111111>;
 			};
diff --git a/arch/powerpc/boot/dts/mpc8569mds.dts b/arch/powerpc/boot/dts/mpc8569mds.dts
index 06332d61830a..1e3ec8f059bf 100644
--- a/arch/powerpc/boot/dts/mpc8569mds.dts
+++ b/arch/powerpc/boot/dts/mpc8569mds.dts
@@ -487,8 +487,8 @@
 				 &qe_pio_f 5 0   /* USBTN */
 				 &qe_pio_f 6 0   /* USBRP */
 				 &qe_pio_f 8 0   /* USBRN */
-				 &bcsr17   6 0   /* SPEED */
-				 &bcsr17   5 1>; /* POWER */
+				 &bcsr17   1 0   /* SPEED */
+				 &bcsr17   2 0>; /* POWER */
 		};
 
 		enet0: ucc@2000 {
diff --git a/arch/powerpc/boot/dts/mucmc52.dts b/arch/powerpc/boot/dts/mucmc52.dts
new file mode 100644
index 000000000000..b72a7581d798
--- /dev/null
+++ b/arch/powerpc/boot/dts/mucmc52.dts
@@ -0,0 +1,332 @@
+/*
+ * Manroland mucmc52 board Device Tree Source
+ *
+ * Copyright (C) 2009 DENX Software Engineering GmbH
+ * Heiko Schocher <hs@denx.de>
+ * Copyright 2006-2007 Secret Lab Technologies Ltd.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+/dts-v1/;
+
+/ {
+	model = "manroland,mucmc52";
+	compatible = "manroland,mucmc52";
+	#address-cells = <1>;
+	#size-cells = <1>;
+	interrupt-parent = <&mpc5200_pic>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		PowerPC,5200@0 {
+			device_type = "cpu";
+			reg = <0>;
+			d-cache-line-size = <32>;
+			i-cache-line-size = <32>;
+			d-cache-size = <0x4000>;	// L1, 16K
+			i-cache-size = <0x4000>;	// L1, 16K
+			timebase-frequency = <0>;	// from bootloader
+			bus-frequency = <0>;		// from bootloader
+			clock-frequency = <0>;		// from bootloader
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x04000000>;	// 64MB
+	};
+
+	soc5200@f0000000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "fsl,mpc5200b-immr";
+		ranges = <0 0xf0000000 0x0000c000>;
+		reg = <0xf0000000 0x00000100>;
+		bus-frequency = <0>;		// from bootloader
+		system-frequency = <0>;		// from bootloader
+
+		cdm@200 {
+			compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm";
+			reg = <0x200 0x38>;
+		};
+
+		mpc5200_pic: interrupt-controller@500 {
+			// 5200 interrupts are encoded into two levels;
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic";
+			reg = <0x500 0x80>;
+		};
+
+		gpt0: timer@600 {	// GPT 0 in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x600 0x10>;
+			interrupts = <1 9 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt1: timer@610 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x610 0x10>;
+			interrupts = <1 10 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt2: timer@620 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x620 0x10>;
+			interrupts = <1 11 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt3: timer@630 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x630 0x10>;
+			interrupts = <1 12 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpio_simple: gpio@b00 {
+			compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio";
+			reg = <0xb00 0x40>;
+			interrupts = <1 7 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpio_wkup: gpio@c00 {
+			compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup";
+			reg = <0xc00 0x40>;
+			interrupts = <1 8 0 0 3 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		dma-controller@1200 {
+			compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm";
+			reg = <0x1200 0x80>;
+			interrupts = <3 0 0  3 1 0  3 2 0  3 3 0
+			              3 4 0  3 5 0  3 6 0  3 7 0
+			              3 8 0  3 9 0  3 10 0  3 11 0
+			              3 12 0  3 13 0  3 14 0  3 15 0>;
+		};
+
+		xlb@1f00 {
+			compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb";
+			reg = <0x1f00 0x100>;
+		};
+
+		serial@2000 { /* PSC1 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2000 0x100>;
+			interrupts = <2 1 0>;
+		};
+
+		serial@2200 { /* PSC2 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2200 0x100>;
+			interrupts = <2 2 0>;
+		};
+
+		serial@2c00 { /* PSC6 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2c00 0x100>;
+			interrupts = <2 4 0>;
+		};
+
+		ethernet@3000 {
+			compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec";
+			reg = <0x3000 0x400>;
+			local-mac-address = [ 00 00 00 00 00 00 ];
+			interrupts = <2 5 0>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+			reg = <0x3000 0x400>; 	// fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>; 	// these are for "mii command finished", not link changes & co.
+
+			phy0: ethernet-phy@0 {
+				compatible = "intel,lxt971";
+				reg = <0>;
+			};
+		};
+
+		ata@3a00 {
+			compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata";
+			reg = <0x3a00 0x100>;
+			interrupts = <2 7 0>;
+		};
+
+		i2c@3d40 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
+			reg = <0x3d40 0x40>;
+			interrupts = <2 16 0>;
+			hwmon@2c {
+				compatible = "ad,adm9240";
+				reg = <0x2c>;
+			};
+			rtc@51 {
+				compatible = "nxp,pcf8563";
+				reg = <0x51>;
+			};
+		};
+
+		sram@8000 {
+			compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram";
+			reg = <0x8000 0x4000>;
+		};
+	};
+
+	pci@f0000d00 {
+		#interrupt-cells = <1>;
+		#size-cells = <2>;
+		#address-cells = <3>;
+		device_type = "pci";
+		compatible = "fsl,mpc5200b-pci","fsl,mpc5200-pci";
+		reg = <0xf0000d00 0x100>;
+		interrupt-map-mask = <0xf800 0 0 7>;
+		interrupt-map = <
+				/* IDSEL 0x10 */
+				0x8000 0 0 1 &mpc5200_pic 0 3 3
+				0x8000 0 0 2 &mpc5200_pic 0 3 3
+				0x8000 0 0 3 &mpc5200_pic 0 2 3
+				0x8000 0 0 4 &mpc5200_pic 0 1 3
+				>;
+		clock-frequency = <0>; // From boot loader
+		interrupts = <2 8 0 2 9 0 2 10 0>;
+		bus-range = <0 0>;
+		ranges = <0x42000000 0 0x60000000 0x60000000 0 0x10000000
+			  0x02000000 0 0x90000000 0x90000000 0 0x10000000
+			  0x01000000 0 0x00000000 0xa0000000 0 0x01000000>;
+	};
+
+	localbus {
+		compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus";
+
+		#address-cells = <2>;
+		#size-cells = <1>;
+
+		ranges = <0 0 0xff800000 0x00800000
+			  1 0 0x80000000 0x00800000
+			  3 0 0x80000000 0x00800000>;
+
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 0x00800000>;
+			bank-width = <4>;
+			device-width = <2>;
+			#size-cells = <1>;
+			#address-cells = <1>;
+			partition@0 {
+				label = "DTS";
+				reg = <0x0 0x00100000>;
+			};
+			partition@100000 {
+				label = "Kernel";
+				reg = <0x100000 0x00200000>;
+			};
+			partition@300000 {
+				label = "RootFS";
+				reg = <0x00300000 0x00200000>;
+			};
+			partition@500000 {
+				label = "user";
+				reg = <0x00500000 0x00200000>;
+			};
+			partition@700000 {
+				label = "U-Boot";
+				reg = <0x00700000 0x00040000>;
+			};
+			partition@740000 {
+				label = "Env";
+				reg = <0x00740000 0x00020000>;
+			};
+			partition@760000 {
+				label = "red. Env";
+				reg = <0x00760000 0x00020000>;
+			};
+			partition@780000 {
+				label = "reserve";
+				reg = <0x00780000 0x00080000>;
+			};
+		};
+
+		simple100: gpio-controller-100@3,600100 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600100 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple104: gpio-controller-104@3,600104 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600104 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple200: gpio-controller-200@3,600200 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600200 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple201: gpio-controller-201@3,600201 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600201 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple202: gpio-controller-202@3,600202 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600202 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple203: gpio-controller-203@3,600203 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600203 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple204: gpio-controller-204@3,600204 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600204 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple206: gpio-controller-206@3,600206 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600206 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple207: gpio-controller-207@3,600207 {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x00600207 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+		simple20f: gpio-controller-20f@3,60020f {
+			compatible = "manroland,mucmc52-aux-gpio";
+			reg = <3 0x0060020f 0x1>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+	};
+};
diff --git a/arch/powerpc/boot/dts/pcm030.dts b/arch/powerpc/boot/dts/pcm030.dts
index 30bfdc04c6df..8a4ec30b21ae 100644
--- a/arch/powerpc/boot/dts/pcm030.dts
+++ b/arch/powerpc/boot/dts/pcm030.dts
@@ -244,7 +244,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 		};
 
 		i2c@3d40 {
@@ -253,7 +252,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 			rtc@51 {
 				compatible = "nxp,pcf8563";
 				reg = <0x51>;
diff --git a/arch/powerpc/boot/dts/pcm032.dts b/arch/powerpc/boot/dts/pcm032.dts
index 030042678392..85d857a5d46e 100644
--- a/arch/powerpc/boot/dts/pcm032.dts
+++ b/arch/powerpc/boot/dts/pcm032.dts
@@ -244,7 +244,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d00 0x40>;
 			interrupts = <2 15 0>;
-			fsl5200-clocking;
 		};
 
 		i2c@3d40 {
@@ -253,7 +252,6 @@
 			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 			rtc@51 {
 				compatible = "nxp,pcf8563";
 				reg = <0x51>;
diff --git a/arch/powerpc/boot/dts/sbc8548.dts b/arch/powerpc/boot/dts/sbc8548.dts
index 9eefe00ed253..94a332251710 100644
--- a/arch/powerpc/boot/dts/sbc8548.dts
+++ b/arch/powerpc/boot/dts/sbc8548.dts
@@ -26,8 +26,7 @@
 		serial0 = &serial0;
 		serial1 = &serial1;
 		pci0 = &pci0;
-		/* pci1 doesn't have a corresponding physical connector */
-		pci2 = &pci2;
+		pci1 = &pci1;
 	};
 
 	cpus {
@@ -381,7 +380,7 @@
 		bus-range = <0 0>;
 		ranges = <0x02000000 0x0 0x80000000 0x80000000 0x0 0x10000000
 			  0x01000000 0x0 0x00000000 0xe2000000 0x0 0x00800000>;
-		clock-frequency = <66666666>;
+		clock-frequency = <66000000>;
 		#interrupt-cells = <1>;
 		#size-cells = <2>;
 		#address-cells = <3>;
@@ -390,7 +389,7 @@
 		device_type = "pci";
 	};
 
-	pci2: pcie@e000a000 {
+	pci1: pcie@e000a000 {
 		interrupt-map-mask = <0xf800 0x0 0x0 0x7>;
 		interrupt-map = <
 
@@ -403,9 +402,9 @@
 		interrupt-parent = <&mpic>;
 		interrupts = <0x1a 0x2>;
 		bus-range = <0x0 0xff>;
-		ranges = <0x02000000 0x0 0xa0000000 0xa0000000 0x0 0x20000000
-			  0x01000000 0x0 0x00000000 0xe3000000 0x0 0x08000000>;
-		clock-frequency = <33333333>;
+		ranges = <0x02000000 0x0 0xa0000000 0xa0000000 0x0 0x10000000
+			  0x01000000 0x0 0x00000000 0xe2800000 0x0 0x08000000>;
+		clock-frequency = <33000000>;
 		#interrupt-cells = <1>;
 		#size-cells = <2>;
 		#address-cells = <3>;
@@ -419,11 +418,11 @@
 			device_type = "pci";
 			ranges = <0x02000000 0x0 0xa0000000
 				  0x02000000 0x0 0xa0000000
-				  0x0 0x20000000
+				  0x0 0x10000000
 
 				  0x01000000 0x0 0x00000000
 				  0x01000000 0x0 0x00000000
-				  0x0 0x08000000>;
+				  0x0 0x00800000>;
 		};
 	};
 };
diff --git a/arch/powerpc/boot/dts/tqm5200.dts b/arch/powerpc/boot/dts/tqm5200.dts
index c9590b58b7b0..1db07f6cf133 100644
--- a/arch/powerpc/boot/dts/tqm5200.dts
+++ b/arch/powerpc/boot/dts/tqm5200.dts
@@ -160,7 +160,6 @@
 			compatible = "fsl,mpc5200-i2c","fsl-i2c";
 			reg = <0x3d40 0x40>;
 			interrupts = <2 16 0>;
-			fsl5200-clocking;
 
 			 rtc@68 {
 				compatible = "dallas,ds1307";
diff --git a/arch/powerpc/boot/dts/uc101.dts b/arch/powerpc/boot/dts/uc101.dts
new file mode 100644
index 000000000000..019264c62904
--- /dev/null
+++ b/arch/powerpc/boot/dts/uc101.dts
@@ -0,0 +1,284 @@
+/*
+ * Manroland uc101 board Device Tree Source
+ *
+ * Copyright (C) 2009 DENX Software Engineering GmbH
+ * Heiko Schocher <hs@denx.de>
+ * Copyright 2006-2007 Secret Lab Technologies Ltd.
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under  the terms of  the GNU General  Public License as published by the
+ * Free Software Foundation;  either version 2 of the  License, or (at your
+ * option) any later version.
+ */
+
+/dts-v1/;
+
+/ {
+	model = "manroland,uc101";
+	compatible = "manroland,uc101";
+	#address-cells = <1>;
+	#size-cells = <1>;
+	interrupt-parent = <&mpc5200_pic>;
+
+	cpus {
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		PowerPC,5200@0 {
+			device_type = "cpu";
+			reg = <0>;
+			d-cache-line-size = <32>;
+			i-cache-line-size = <32>;
+			d-cache-size = <0x4000>;	// L1, 16K
+			i-cache-size = <0x4000>;	// L1, 16K
+			timebase-frequency = <0>;	// from bootloader
+			bus-frequency = <0>;		// from bootloader
+			clock-frequency = <0>;		// from bootloader
+		};
+	};
+
+	memory {
+		device_type = "memory";
+		reg = <0x00000000 0x04000000>;	// 64MB
+	};
+
+	soc5200@f0000000 {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "fsl,mpc5200b-immr";
+		ranges = <0 0xf0000000 0x0000c000>;
+		reg = <0xf0000000 0x00000100>;
+		bus-frequency = <0>;		// from bootloader
+		system-frequency = <0>;		// from bootloader
+
+		cdm@200 {
+			compatible = "fsl,mpc5200b-cdm","fsl,mpc5200-cdm";
+			reg = <0x200 0x38>;
+		};
+
+		mpc5200_pic: interrupt-controller@500 {
+			// 5200 interrupts are encoded into two levels;
+			interrupt-controller;
+			#interrupt-cells = <3>;
+			compatible = "fsl,mpc5200b-pic","fsl,mpc5200-pic";
+			reg = <0x500 0x80>;
+		};
+
+		gpt0: timer@600 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x600 0x10>;
+			interrupts = <1 9 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt1: timer@610 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x610 0x10>;
+			interrupts = <1 10 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt2: timer@620 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x620 0x10>;
+			interrupts = <1 11 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt3: timer@630 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x630 0x10>;
+			interrupts = <1 12 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt4: timer@640 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x640 0x10>;
+			interrupts = <1 13 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt5: timer@650 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x650 0x10>;
+			interrupts = <1 14 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt6: timer@660 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x660 0x10>;
+			interrupts = <1 15 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpt7: timer@670 {	// General Purpose Timer in GPIO mode
+			compatible = "fsl,mpc5200b-gpt","fsl,mpc5200-gpt";
+			reg = <0x670 0x10>;
+			interrupts = <1 16 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpio_simple: gpio@b00 {
+			compatible = "fsl,mpc5200b-gpio","fsl,mpc5200-gpio";
+			reg = <0xb00 0x40>;
+			interrupts = <1 7 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		gpio_wkup: gpio@c00 {
+			compatible = "fsl,mpc5200b-gpio-wkup","fsl,mpc5200-gpio-wkup";
+			reg = <0xc00 0x40>;
+			interrupts = <1 8 0 0 3 0>;
+			gpio-controller;
+			#gpio-cells = <2>;
+		};
+
+		dma-controller@1200 {
+			compatible = "fsl,mpc5200b-bestcomm","fsl,mpc5200-bestcomm";
+			reg = <0x1200 0x80>;
+			interrupts = <3 0 0  3 1 0  3 2 0  3 3 0
+			              3 4 0  3 5 0  3 6 0  3 7 0
+			              3 8 0  3 9 0  3 10 0  3 11 0
+			              3 12 0  3 13 0  3 14 0  3 15 0>;
+		};
+
+		xlb@1f00 {
+			compatible = "fsl,mpc5200b-xlb","fsl,mpc5200-xlb";
+			reg = <0x1f00 0x100>;
+		};
+
+		serial@2000 { /* PSC1 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2000 0x100>;
+			interrupts = <2 1 0>;
+		};
+
+		serial@2200 { /* PSC2 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2200 0x100>;
+			interrupts = <2 2 0>;
+		};
+
+		serial@2c00 {		/* PSC6 in UART mode */
+			compatible = "fsl,mpc5200b-psc-uart","fsl,mpc5200-psc-uart";
+			reg = <0x2c00 0x100>;
+			interrupts = <2 4 0>;
+		};
+
+		ethernet@3000 {
+			compatible = "fsl,mpc5200b-fec","fsl,mpc5200-fec";
+			reg = <0x3000 0x400>;
+			local-mac-address = [ 00 00 00 00 00 00 ];
+			interrupts = <2 5 0>;
+			phy-handle = <&phy0>;
+		};
+
+		mdio@3000 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-mdio","fsl,mpc5200-mdio";
+			reg = <0x3000 0x400>;	// fec range, since we need to setup fec interrupts
+			interrupts = <2 5 0>;	// these are for "mii command finished", not link changes & co.
+
+			phy0: ethernet-phy@0 {
+				compatible = "intel,lxt971";
+				reg = <0>;
+			};
+		};
+
+		ata@3a00 {
+			compatible = "fsl,mpc5200b-ata","fsl,mpc5200-ata";
+			reg = <0x3a00 0x100>;
+			interrupts = <2 7 0>;
+		};
+
+		i2c@3d40 {
+			#address-cells = <1>;
+			#size-cells = <0>;
+			compatible = "fsl,mpc5200b-i2c","fsl,mpc5200-i2c","fsl-i2c";
+			reg = <0x3d40 0x40>;
+			interrupts = <2 16 0>;
+			fsl,preserve-clocking;
+			clock-frequency = <400000>;
+
+			hwmon@2c {
+				compatible = "ad,adm9240";
+				reg = <0x2c>;
+			};
+			rtc@51 {
+				compatible = "nxp,pcf8563";
+				reg = <0x51>;
+			};
+		};
+
+		sram@8000 {
+			compatible = "fsl,mpc5200b-sram","fsl,mpc5200-sram";
+			reg = <0x8000 0x4000>;
+		};
+	};
+
+	localbus {
+		compatible = "fsl,mpc5200b-lpb","fsl,mpc5200-lpb","simple-bus";
+
+		#address-cells = <2>;
+		#size-cells = <1>;
+
+		ranges = <0 0 0xff800000 0x00800000
+			  1 0 0x80000000 0x00800000
+			  3 0 0x80000000 0x00800000>;
+
+		flash@0,0 {
+			compatible = "cfi-flash";
+			reg = <0 0 0x00800000>;
+			bank-width = <2>;
+			device-width = <2>;
+			#size-cells = <1>;
+			#address-cells = <1>;
+
+			partition@0 {
+				label = "DTS";
+				reg = <0x0 0x00100000>;
+			};
+			partition@100000 {
+				label = "Kernel";
+				reg = <0x100000 0x00200000>;
+			};
+			partition@300000 {
+				label = "RootFS";
+				reg = <0x00300000 0x00200000>;
+			};
+			partition@500000 {
+				label = "user";
+				reg = <0x00500000 0x00200000>;
+			};
+			partition@700000 {
+				label = "U-Boot";
+				reg = <0x00700000 0x00040000>;
+			};
+			partition@740000 {
+				label = "Env";
+				reg = <0x00740000 0x00010000>;
+			};
+			partition@750000 {
+				label = "red. Env";
+				reg = <0x00750000 0x00010000>;
+			};
+			partition@760000 {
+				label = "reserve";
+				reg = <0x00760000 0x000a0000>;
+			};
+		};
+
+	};
+};
diff --git a/arch/powerpc/boot/install.sh b/arch/powerpc/boot/install.sh
index 98312d169c85..b6a256bc96ee 100644
--- a/arch/powerpc/boot/install.sh
+++ b/arch/powerpc/boot/install.sh
@@ -23,8 +23,8 @@ set -e
 
 # User may have a custom install script
 
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if [ -x /sbin/${CROSS_COMPILE}installkernel ]; then exec /sbin/${CROSS_COMPILE}installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install
 
diff --git a/arch/powerpc/configs/52xx/cm5200_defconfig b/arch/powerpc/configs/52xx/cm5200_defconfig
index 3838b77b8116..0396ce7bffc6 100644
--- a/arch/powerpc/configs/52xx/cm5200_defconfig
+++ b/arch/powerpc/configs/52xx/cm5200_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Sat Apr 18 00:47:44 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:22 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
 CONFIG_PPC=y
@@ -52,11 +56,13 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 # CONFIG_KALLSYMS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -118,6 +124,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
 CONFIG_COMPAT_BRK=y
@@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -140,7 +158,7 @@ CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -219,11 +237,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -239,9 +259,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -252,6 +273,7 @@ CONFIG_PROC_DEVICETREE=y
 CONFIG_EXTRA_TARGETS=""
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -328,6 +350,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -342,6 +365,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -367,6 +391,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -457,6 +482,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_UBI is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -495,10 +521,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=y
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -519,7 +541,6 @@ CONFIG_CHR_DEV_SG=y
 # CONFIG_MD is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -558,14 +579,14 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -636,6 +657,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -646,6 +668,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -666,23 +689,23 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -713,25 +736,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -775,11 +785,12 @@ CONFIG_USB_DEVICEFS=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_SOC=y
-CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
+CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
 CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
 # CONFIG_USB_OHCI_LITTLE_ENDIAN is not set
@@ -866,6 +877,10 @@ CONFIG_USB_STORAGE=y
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -885,10 +900,13 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -959,12 +977,12 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1064,6 +1082,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1073,6 +1092,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1090,10 +1110,14 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1105,11 +1129,12 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -1118,23 +1143,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
+CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
 # CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -1159,7 +1186,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1200,11 +1226,13 @@ CONFIG_CRYPTO_PCBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/52xx/lite5200b_defconfig b/arch/powerpc/configs/52xx/lite5200b_defconfig
index 29b0f34488f5..f5c07fd72239 100644
--- a/arch/powerpc/configs/52xx/lite5200b_defconfig
+++ b/arch/powerpc/configs/52xx/lite5200b_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Sat Apr 18 00:48:04 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:24 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
 CONFIG_PPC=y
@@ -52,12 +56,14 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -78,11 +84,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -106,7 +113,6 @@ CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 # CONFIG_KALLSYMS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -119,6 +125,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
@@ -127,14 +140,19 @@ CONFIG_COMPAT_BRK=y
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -147,7 +165,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -228,11 +246,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -248,9 +268,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -264,6 +285,7 @@ CONFIG_PM=y
 CONFIG_PM_SLEEP=y
 CONFIG_SUSPEND=y
 CONFIG_SUSPEND_FREEZER=y
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -348,6 +370,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -362,6 +385,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -387,6 +411,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -397,6 +422,7 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_MTD is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -431,7 +457,9 @@ CONFIG_MISC_DEVICES=y
 #
 # CONFIG_EEPROM_AT24 is not set
 # CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
@@ -454,10 +482,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 # CONFIG_CHR_DEV_SG is not set
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -475,6 +499,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -483,6 +509,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_DPT_I2O is not set
 # CONFIG_SCSI_ADVANSYS is not set
 # CONFIG_SCSI_ARCMSR is not set
@@ -502,7 +529,6 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
@@ -514,11 +540,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -540,6 +569,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -568,6 +598,7 @@ CONFIG_PATA_MPC52xx=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -586,14 +617,17 @@ CONFIG_PATA_MPC52xx=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -640,9 +674,12 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -661,6 +698,8 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
+# CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -686,10 +725,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -759,6 +795,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -787,6 +824,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -812,23 +850,23 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -847,30 +885,18 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -913,6 +939,10 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -932,10 +962,13 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -992,12 +1025,12 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1041,6 +1074,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1050,6 +1084,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1067,10 +1102,14 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1082,11 +1121,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -1095,23 +1135,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
+CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
 # CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -1136,7 +1178,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1178,11 +1219,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/52xx/motionpro_defconfig b/arch/powerpc/configs/52xx/motionpro_defconfig
index 07b6b266ea95..4f77a1bdc8f9 100644
--- a/arch/powerpc/configs/52xx/motionpro_defconfig
+++ b/arch/powerpc/configs/52xx/motionpro_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Sat Apr 18 00:48:22 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:22 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
 CONFIG_PPC=y
@@ -52,11 +56,13 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 # CONFIG_KALLSYMS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -118,6 +124,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
 CONFIG_COMPAT_BRK=y
@@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -140,7 +158,7 @@ CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -220,11 +238,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -240,9 +260,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -253,6 +274,7 @@ CONFIG_PROC_DEVICETREE=y
 CONFIG_EXTRA_TARGETS=""
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -329,6 +351,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -343,6 +366,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -368,6 +392,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -458,6 +483,7 @@ CONFIG_MTD_ROM=y
 # CONFIG_MTD_UBI is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -483,6 +509,7 @@ CONFIG_MISC_DEVICES=y
 #
 # CONFIG_EEPROM_AT24 is not set
 CONFIG_EEPROM_LEGACY=y
+# CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
@@ -506,10 +533,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=y
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -532,6 +555,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -540,7 +564,6 @@ CONFIG_PATA_MPC52xx=y
 # CONFIG_MD is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -579,14 +602,14 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -647,6 +670,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -657,6 +681,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -676,22 +701,28 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -738,6 +769,8 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_SMSC47B397 is not set
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83781D is not set
 # CONFIG_SENSORS_W83791D is not set
@@ -747,9 +780,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -775,25 +806,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-CONFIG_DAB=y
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -817,7 +835,7 @@ CONFIG_LEDS_CLASS=y
 #
 # LED drivers
 #
-# CONFIG_LEDS_LP5521 is not set
+# CONFIG_LEDS_LP3944 is not set
 # CONFIG_LEDS_PCA955X is not set
 # CONFIG_LEDS_BD2802 is not set
 
@@ -866,6 +884,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -893,6 +912,10 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -912,10 +935,13 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -986,12 +1012,12 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1091,6 +1117,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1100,6 +1127,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1117,10 +1145,14 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1132,11 +1164,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -1145,23 +1178,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
+CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
 # CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -1186,7 +1221,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1227,11 +1261,13 @@ CONFIG_CRYPTO_PCBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/52xx/pcm030_defconfig b/arch/powerpc/configs/52xx/pcm030_defconfig
index afb1a3d1ef0a..f9168c1a2fa5 100644
--- a/arch/powerpc/configs/52xx/pcm030_defconfig
+++ b/arch/powerpc/configs/52xx/pcm030_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Sat Apr 18 00:48:42 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:25 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
 CONFIG_PPC=y
@@ -52,11 +56,13 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -79,11 +85,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -105,7 +112,6 @@ CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -118,6 +124,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_PCI_QUIRKS=y
 CONFIG_COMPAT_BRK=y
@@ -125,7 +138,6 @@ CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -133,7 +145,13 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -146,7 +164,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -227,11 +245,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -247,9 +267,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -336,6 +357,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -350,6 +372,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -375,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -382,9 +406,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_OF_PARTS is not set
@@ -467,6 +491,7 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_UBI is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 # CONFIG_BLK_DEV is not set
 # CONFIG_MISC_DEVICES is not set
@@ -492,10 +517,6 @@ CONFIG_BLK_DEV_SD=m
 # CONFIG_BLK_DEV_SR is not set
 # CONFIG_CHR_DEV_SG is not set
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -515,6 +536,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=m
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -536,6 +558,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -564,6 +587,7 @@ CONFIG_PATA_MPC52xx=m
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -582,14 +606,17 @@ CONFIG_PATA_MPC52xx=m
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -636,16 +663,16 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -722,6 +749,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -750,6 +778,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -776,23 +805,23 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -811,30 +840,18 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -871,15 +888,17 @@ CONFIG_USB_DEVICEFS=y
 # USB Host Controller Drivers
 #
 # CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
 # CONFIG_USB_EHCI_HCD is not set
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=m
 # CONFIG_USB_OHCI_HCD_PPC_SOC is not set
-CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
+CONFIG_USB_OHCI_HCD_PPC_OF=y
 # CONFIG_USB_OHCI_HCD_PCI is not set
 CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
 CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
@@ -995,6 +1014,7 @@ CONFIG_RTC_DRV_PCF8563=m
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1022,6 +1042,10 @@ CONFIG_RTC_DRV_PCF8563=m
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -1041,12 +1065,16 @@ CONFIG_FS_MBCACHE=m
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
 # CONFIG_INOTIFY is not set
+CONFIG_INOTIFY_USER=y
 # CONFIG_QUOTA is not set
 # CONFIG_AUTOFS_FS is not set
 # CONFIG_AUTOFS4_FS is not set
@@ -1114,7 +1142,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1201,6 +1228,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1210,6 +1238,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1223,23 +1252,12 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
-# CONFIG_FUNCTION_TRACER is not set
-# CONFIG_PREEMPT_TRACER is not set
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
-# CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
-# CONFIG_STACK_TRACER is not set
-# CONFIG_KMEMTRACE is not set
-# CONFIG_WORKQUEUE_TRACER is not set
-# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_IRQSTACKS is not set
 # CONFIG_BOOTX_TEXT is not set
diff --git a/arch/powerpc/configs/52xx/tqm5200_defconfig b/arch/powerpc/configs/52xx/tqm5200_defconfig
index 8585c7c12861..75c835c2ae66 100644
--- a/arch/powerpc/configs/52xx/tqm5200_defconfig
+++ b/arch/powerpc/configs/52xx/tqm5200_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Sat Apr 18 00:48:57 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:23 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
 CONFIG_PPC=y
@@ -52,11 +56,13 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -77,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -105,7 +112,6 @@ CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 # CONFIG_KALLSYMS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -118,6 +124,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
 CONFIG_COMPAT_BRK=y
@@ -125,14 +138,19 @@ CONFIG_COMPAT_BRK=y
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -145,7 +163,7 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -225,11 +243,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -245,9 +265,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -258,6 +279,7 @@ CONFIG_PROC_DEVICETREE=y
 CONFIG_EXTRA_TARGETS=""
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -334,6 +356,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -348,6 +371,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -373,6 +397,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -382,9 +407,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_OF_PARTS is not set
@@ -464,6 +489,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_UBI is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -502,10 +528,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=y
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -529,6 +551,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -538,7 +561,6 @@ CONFIG_PATA_PLATFORM=y
 # CONFIG_MD is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -577,14 +599,14 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -654,6 +676,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -664,6 +687,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -685,22 +709,28 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -747,6 +777,8 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_SMSC47B397 is not set
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83781D is not set
 # CONFIG_SENSORS_W83791D is not set
@@ -756,9 +788,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -789,25 +819,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-# CONFIG_DAB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
@@ -851,11 +868,12 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_SOC=y
-CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
+CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
 CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
 # CONFIG_USB_OHCI_LITTLE_ENDIAN is not set
@@ -969,6 +987,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -996,6 +1015,10 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -1015,10 +1038,13 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -1089,12 +1115,12 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1194,6 +1220,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1203,6 +1230,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1220,10 +1248,14 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1235,11 +1267,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -1248,23 +1281,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
+CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
 # CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -1289,7 +1324,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1331,11 +1365,13 @@ CONFIG_CRYPTO_PCBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/asp8347_defconfig b/arch/powerpc/configs/83xx/asp8347_defconfig
index a2df0635b6de..466f09ac3153 100644
--- a/arch/powerpc/configs/83xx/asp8347_defconfig
+++ b/arch/powerpc/configs/83xx/asp8347_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:02 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:20 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,28 +127,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -257,6 +260,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -274,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -425,9 +432,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED=y
@@ -628,7 +635,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -658,10 +667,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -760,6 +766,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -814,9 +821,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -834,6 +838,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -883,6 +892,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -894,7 +904,6 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 CONFIG_THERMAL=y
 # CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
@@ -934,6 +943,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -944,6 +954,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -990,6 +1001,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
@@ -1045,6 +1057,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1146,6 +1159,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1215,7 +1229,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1327,6 +1340,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1344,6 +1358,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1365,7 +1380,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1407,11 +1421,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/kmeter1_defconfig b/arch/powerpc/configs/83xx/kmeter1_defconfig
index 93ebd443a18f..6694fb73cd99 100644
--- a/arch/powerpc/configs/83xx/kmeter1_defconfig
+++ b/arch/powerpc/configs/83xx/kmeter1_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:03 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:21 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -86,11 +87,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -119,20 +121,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -140,6 +141,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -250,6 +253,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -267,6 +271,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -348,6 +353,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 CONFIG_STP=m
@@ -396,9 +402,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -565,18 +571,16 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 # CONFIG_GIANFAR is not set
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -663,6 +667,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -693,9 +698,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -713,7 +715,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -732,6 +733,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -784,6 +786,7 @@ CONFIG_UIO=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -854,7 +857,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -926,6 +928,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -942,6 +945,7 @@ CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
diff --git a/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig b/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
index ff33a7db2eab..86df19f041a4 100644
--- a/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
+++ b/arch/powerpc/configs/83xx/mpc8313_rdb_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:04 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:22 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -427,9 +434,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -488,6 +495,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -605,6 +613,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -643,7 +652,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -741,9 +752,11 @@ CONFIG_E100=y
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
 # CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -791,10 +804,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -896,6 +906,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -950,9 +961,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -984,6 +992,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADCXX is not set
@@ -1036,6 +1049,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1048,9 +1062,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1088,8 +1100,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -1099,6 +1113,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1112,7 +1127,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1164,6 +1178,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1255,6 +1270,7 @@ CONFIG_USB_GADGET_SELECTED=y
 # CONFIG_USB_GADGET_LH7A40X is not set
 # CONFIG_USB_GADGET_OMAP is not set
 # CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_R8A66597 is not set
 # CONFIG_USB_GADGET_PXA27X is not set
 # CONFIG_USB_GADGET_S3C_HSOTG is not set
 # CONFIG_USB_GADGET_IMX is not set
@@ -1273,6 +1289,7 @@ CONFIG_USB_GADGET_DUALSPEED=y
 # CONFIG_USB_AUDIO is not set
 CONFIG_USB_ETH=y
 CONFIG_USB_ETH_RNDIS=y
+# CONFIG_USB_ETH_EEM is not set
 # CONFIG_USB_GADGETFS is not set
 # CONFIG_USB_FILE_STORAGE is not set
 # CONFIG_USB_G_SERIAL is not set
@@ -1334,6 +1351,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1384,6 +1402,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1453,7 +1472,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1569,6 +1587,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1586,6 +1605,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1604,10 +1624,12 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1630,10 +1652,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1660,7 +1682,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1702,11 +1723,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc8315_rdb_defconfig b/arch/powerpc/configs/83xx/mpc8315_rdb_defconfig
index 76237d466702..7bf71d577033 100644
--- a/arch/powerpc/configs/83xx/mpc8315_rdb_defconfig
+++ b/arch/powerpc/configs/83xx/mpc8315_rdb_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:05 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:23 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -427,9 +434,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_OF_PARTS is not set
@@ -488,6 +495,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -605,6 +613,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -644,11 +653,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -671,6 +683,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -698,6 +711,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -802,9 +816,11 @@ CONFIG_E100=y
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
 # CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -852,10 +868,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -957,6 +970,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1011,9 +1025,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1045,6 +1056,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADCXX is not set
@@ -1097,6 +1113,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1109,9 +1126,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1149,8 +1164,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -1160,6 +1177,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1173,7 +1191,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1225,6 +1242,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1316,6 +1334,7 @@ CONFIG_USB_GADGET_SELECTED=y
 # CONFIG_USB_GADGET_LH7A40X is not set
 # CONFIG_USB_GADGET_OMAP is not set
 # CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_R8A66597 is not set
 # CONFIG_USB_GADGET_PXA27X is not set
 # CONFIG_USB_GADGET_S3C_HSOTG is not set
 # CONFIG_USB_GADGET_IMX is not set
@@ -1334,6 +1353,7 @@ CONFIG_USB_GADGET_DUALSPEED=y
 # CONFIG_USB_AUDIO is not set
 CONFIG_USB_ETH=y
 CONFIG_USB_ETH_RNDIS=y
+# CONFIG_USB_ETH_EEM is not set
 # CONFIG_USB_GADGETFS is not set
 # CONFIG_USB_FILE_STORAGE is not set
 # CONFIG_USB_G_SERIAL is not set
@@ -1395,6 +1415,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1445,6 +1466,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1514,7 +1536,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1630,6 +1651,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1647,6 +1669,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1665,10 +1688,12 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1691,10 +1716,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1721,7 +1746,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1763,11 +1787,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc832x_mds_defconfig b/arch/powerpc/configs/83xx/mpc832x_mds_defconfig
index e0e36a113409..7def83518a6c 100644
--- a/arch/powerpc/configs/83xx/mpc832x_mds_defconfig
+++ b/arch/powerpc/configs/83xx/mpc832x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:06 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:24 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -257,6 +260,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -274,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -504,6 +511,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -542,7 +550,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -612,7 +622,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -635,7 +647,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 # CONFIG_GIANFAR is not set
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -663,10 +674,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -759,6 +767,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -812,9 +821,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -832,6 +838,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -881,6 +892,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -892,9 +904,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -927,6 +937,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -937,6 +948,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -950,7 +962,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1070,6 +1081,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1128,7 +1140,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1202,6 +1213,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1219,6 +1231,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1240,7 +1253,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1282,11 +1294,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc832x_rdb_defconfig b/arch/powerpc/configs/83xx/mpc832x_rdb_defconfig
index 4f27d4548223..b398b9b2b635 100644
--- a/arch/powerpc/configs/83xx/mpc832x_rdb_defconfig
+++ b/arch/powerpc/configs/83xx/mpc832x_rdb_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:07 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:24 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -257,6 +260,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -274,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -507,6 +514,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -545,7 +553,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -617,7 +627,9 @@ CONFIG_MII=y
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
 # CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -640,7 +652,6 @@ CONFIG_E1000=y
 CONFIG_FSL_PQ_MDIO=y
 # CONFIG_GIANFAR is not set
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -668,10 +679,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -776,6 +784,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -830,9 +839,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -863,6 +869,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADCXX is not set
@@ -915,6 +926,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -927,9 +939,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -967,8 +977,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -978,6 +990,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -991,7 +1004,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1043,6 +1055,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1146,6 +1159,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 #
 # CONFIG_MMC_SDHCI is not set
 # CONFIG_MMC_WBSD is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MMC_TIFM_SD is not set
 CONFIG_MMC_SPI=y
 # CONFIG_MMC_CB710 is not set
@@ -1186,6 +1201,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1247,7 +1263,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1365,6 +1380,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1382,6 +1398,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1403,7 +1420,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1445,11 +1461,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc834x_itx_defconfig b/arch/powerpc/configs/83xx/mpc834x_itx_defconfig
index 648dac0c9d8d..f67317e1934c 100644
--- a/arch/powerpc/configs/83xx/mpc834x_itx_defconfig
+++ b/arch/powerpc/configs/83xx/mpc834x_itx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:07 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:25 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -368,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -397,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +411,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -417,6 +423,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -424,9 +431,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 # CONFIG_MTD_PARTITIONS is not set
-# CONFIG_MTD_TESTS is not set
 
 #
 # User Modules And Translation Layers
@@ -483,6 +490,7 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -637,6 +645,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -676,11 +685,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -703,6 +715,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -730,6 +743,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -845,10 +859,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -930,6 +941,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -984,9 +996,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-CONFIG_SENSORS_PCF8574=y
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1017,7 +1026,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1055,8 +1063,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -1066,6 +1076,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1111,6 +1122,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 CONFIG_USB_UHCI_HCD=y
 # CONFIG_USB_SL811_HCD is not set
@@ -1238,6 +1250,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1288,6 +1301,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1350,7 +1364,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1465,6 +1478,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1482,6 +1496,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1503,7 +1518,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1545,11 +1559,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc834x_itxgp_defconfig b/arch/powerpc/configs/83xx/mpc834x_itxgp_defconfig
index bf6deb831dc3..a668110c10f6 100644
--- a/arch/powerpc/configs/83xx/mpc834x_itxgp_defconfig
+++ b/arch/powerpc/configs/83xx/mpc834x_itxgp_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:08 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:26 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -368,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -397,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +411,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -417,6 +423,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -424,9 +431,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 # CONFIG_MTD_PARTITIONS is not set
-# CONFIG_MTD_TESTS is not set
 
 #
 # User Modules And Translation Layers
@@ -483,6 +490,7 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -589,6 +597,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -627,7 +636,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -725,10 +736,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -810,6 +818,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -864,9 +873,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-CONFIG_SENSORS_PCF8574=y
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -897,7 +903,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -935,8 +940,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -946,6 +953,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -991,6 +999,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 CONFIG_USB_UHCI_HCD=y
 # CONFIG_USB_SL811_HCD is not set
@@ -1059,6 +1068,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1117,6 +1127,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1167,6 +1178,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1229,7 +1241,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1344,6 +1355,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1361,6 +1373,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1382,7 +1395,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1424,11 +1436,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc834x_mds_defconfig b/arch/powerpc/configs/83xx/mpc834x_mds_defconfig
index 3236c47712c2..c4e92ba5c38b 100644
--- a/arch/powerpc/configs/83xx/mpc834x_mds_defconfig
+++ b/arch/powerpc/configs/83xx/mpc834x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:09 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:27 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -368,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -397,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +411,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -417,6 +423,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -556,9 +563,11 @@ CONFIG_E100=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -606,10 +615,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -699,6 +705,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -752,9 +759,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -772,6 +776,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -821,6 +830,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -832,9 +842,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -867,6 +875,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -877,6 +886,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -890,7 +900,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1010,6 +1019,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1068,7 +1078,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1140,6 +1149,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1157,6 +1167,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1178,7 +1189,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1220,11 +1230,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc836x_mds_defconfig b/arch/powerpc/configs/83xx/mpc836x_mds_defconfig
index 8c5299d74813..4f434b1492fa 100644
--- a/arch/powerpc/configs/83xx/mpc836x_mds_defconfig
+++ b/arch/powerpc/configs/83xx/mpc836x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:10 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:28 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -255,6 +258,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -272,6 +276,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -367,6 +372,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -396,6 +402,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -403,7 +410,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -416,6 +422,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -423,9 +430,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_OF_PARTS is not set
@@ -585,6 +592,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -623,7 +631,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -693,7 +703,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -716,7 +728,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 # CONFIG_GIANFAR is not set
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -744,10 +755,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -840,6 +848,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -893,9 +902,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -913,6 +919,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -962,6 +973,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -973,9 +985,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1008,6 +1018,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1018,6 +1029,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1031,7 +1043,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1151,6 +1162,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1210,7 +1222,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1284,6 +1295,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1301,6 +1313,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1322,7 +1335,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1364,11 +1376,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc836x_rdk_defconfig b/arch/powerpc/configs/83xx/mpc836x_rdk_defconfig
index ff31667a890b..b52ec0861679 100644
--- a/arch/powerpc/configs/83xx/mpc836x_rdk_defconfig
+++ b/arch/powerpc/configs/83xx/mpc836x_rdk_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:12 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:30 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,28 +127,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -255,6 +258,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -272,6 +276,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -369,6 +374,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -398,6 +404,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -405,7 +412,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,6 +424,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -427,9 +434,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_OF_PARTS is not set
@@ -493,6 +500,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -639,7 +647,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 # CONFIG_GIANFAR is not set
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -649,10 +656,7 @@ CONFIG_UCC_GETH=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -750,6 +754,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -804,9 +809,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -853,17 +855,22 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -897,8 +904,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -908,6 +917,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -992,7 +1002,6 @@ CONFIG_LOGO_LINUX_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1038,6 +1047,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1107,7 +1117,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1183,6 +1192,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1200,6 +1210,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1232,7 +1243,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1274,11 +1284,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc837x_mds_defconfig b/arch/powerpc/configs/83xx/mpc837x_mds_defconfig
index e285ec0fe958..730061574f96 100644
--- a/arch/powerpc/configs/83xx/mpc837x_mds_defconfig
+++ b/arch/powerpc/configs/83xx/mpc837x_mds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:11 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:29 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,21 +127,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -147,6 +148,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -368,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -397,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +411,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -417,6 +423,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -503,6 +510,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -542,11 +550,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -569,6 +580,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -596,6 +608,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -672,7 +685,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -720,10 +735,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -816,6 +828,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -869,9 +882,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -889,6 +899,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -938,6 +953,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -949,9 +965,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -984,6 +998,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -994,6 +1009,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1007,7 +1023,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1072,6 +1087,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1130,7 +1146,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1206,6 +1221,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1221,6 +1237,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1242,7 +1259,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1284,11 +1300,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/mpc837x_rdb_defconfig b/arch/powerpc/configs/83xx/mpc837x_rdb_defconfig
index 1ab3e4cd3018..9e9158a5b190 100644
--- a/arch/powerpc/configs/83xx/mpc837x_rdb_defconfig
+++ b/arch/powerpc/configs/83xx/mpc837x_rdb_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:13 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:30 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,21 +127,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -147,6 +148,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -256,6 +259,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -363,6 +368,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -392,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -399,7 +406,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -412,6 +418,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -498,6 +505,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -537,11 +545,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -564,6 +575,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -591,6 +603,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -610,6 +623,7 @@ CONFIG_MD_RAID1=y
 # CONFIG_MD_RAID10 is not set
 CONFIG_MD_RAID456=y
 CONFIG_MD_RAID6_PQ=y
+# CONFIG_ASYNC_RAID6_TEST is not set
 # CONFIG_MD_MULTIPATH is not set
 # CONFIG_MD_FAULTY is not set
 # CONFIG_BLK_DEV_DM is not set
@@ -678,7 +692,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -708,10 +724,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -813,6 +826,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -867,9 +881,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -887,6 +898,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -936,6 +952,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -947,9 +964,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -987,6 +1002,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -997,6 +1013,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1010,7 +1027,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1033,6 +1049,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1085,6 +1102,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
@@ -1142,6 +1160,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1188,6 +1207,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1246,7 +1266,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1361,6 +1380,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1376,6 +1396,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1396,12 +1417,13 @@ CONFIG_XOR_BLOCKS=y
 CONFIG_ASYNC_CORE=y
 CONFIG_ASYNC_MEMCPY=y
 CONFIG_ASYNC_XOR=y
+CONFIG_ASYNC_PQ=y
+CONFIG_ASYNC_RAID6_RECOV=y
 CONFIG_CRYPTO=y
 
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1443,11 +1465,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/83xx/sbc834x_defconfig b/arch/powerpc/configs/83xx/sbc834x_defconfig
index 3a68f861b1bd..6b399154970f 100644
--- a/arch/powerpc/configs/83xx/sbc834x_defconfig
+++ b/arch/powerpc/configs/83xx/sbc834x_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc5
-# Tue Aug 11 19:57:51 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:31 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,27 +126,28 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -254,6 +257,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -271,6 +275,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -366,6 +371,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -395,6 +401,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -402,7 +409,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -415,6 +421,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -422,9 +429,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -651,7 +658,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -681,10 +690,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -786,6 +792,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -840,9 +847,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -860,6 +864,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -909,6 +918,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -920,9 +930,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -960,6 +968,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -970,6 +979,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -983,7 +993,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1035,6 +1044,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
@@ -1148,6 +1158,7 @@ CONFIG_JBD=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1207,7 +1218,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1306,6 +1316,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1321,6 +1332,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1342,7 +1354,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1384,11 +1395,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/ksi8560_defconfig b/arch/powerpc/configs/85xx/ksi8560_defconfig
index ff04e1028f5e..a5bde8da462c 100644
--- a/arch/powerpc/configs/85xx/ksi8560_defconfig
+++ b/arch/powerpc/configs/85xx/ksi8560_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:14 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:32 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -123,28 +126,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -188,6 +192,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 CONFIG_KSI8560=y
 # CONFIG_XES_MPC85xx is not set
@@ -243,6 +248,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -260,6 +266,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -348,6 +355,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -377,6 +385,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -384,7 +393,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -397,6 +405,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -582,6 +591,8 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FCC=y
@@ -591,10 +602,7 @@ CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 # CONFIG_MV643XX_ETH is not set
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -704,10 +712,19 @@ CONFIG_GPIOLIB=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -719,9 +736,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -755,7 +770,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -818,6 +832,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -877,7 +892,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -945,6 +959,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -962,6 +977,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -981,10 +997,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1008,10 +1026,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1039,7 +1057,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1070,11 +1087,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/mpc8540_ads_defconfig b/arch/powerpc/configs/85xx/mpc8540_ads_defconfig
index fb10cc83702e..c10e26f8763f 100644
--- a/arch/powerpc/configs/85xx/mpc8540_ads_defconfig
+++ b/arch/powerpc/configs/85xx/mpc8540_ads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:15 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:33 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -126,27 +129,28 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -189,6 +193,7 @@ CONFIG_MPC8540_ADS=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -244,6 +249,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -261,6 +267,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -349,6 +356,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -378,6 +386,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -385,7 +394,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -398,6 +406,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -483,15 +492,14 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 # CONFIG_MV643XX_ETH is not set
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -588,6 +596,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -598,9 +611,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -634,7 +645,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -696,6 +706,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -754,7 +765,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -822,6 +832,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -839,6 +850,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -857,10 +869,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -883,10 +897,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -912,7 +926,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -943,11 +956,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/mpc8560_ads_defconfig b/arch/powerpc/configs/85xx/mpc8560_ads_defconfig
index 5c8ce6978825..8d9f0a4b5205 100644
--- a/arch/powerpc/configs/85xx/mpc8560_ads_defconfig
+++ b/arch/powerpc/configs/85xx/mpc8560_ads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:16 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:34 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -127,29 +130,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -192,6 +196,7 @@ CONFIG_MPC8560_ADS=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -247,6 +252,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -264,6 +270,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -361,6 +368,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -390,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -397,7 +406,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -410,6 +418,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -530,7 +539,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FCC=y
@@ -582,10 +593,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -698,14 +706,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -721,9 +739,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -746,6 +762,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -759,7 +776,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -824,6 +840,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -882,7 +899,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -950,6 +966,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -967,6 +984,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -985,10 +1003,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1011,10 +1031,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1040,7 +1060,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1071,11 +1090,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig b/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig
index 158e63e8607f..9b63e258dac6 100644
--- a/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig
+++ b/arch/powerpc/configs/85xx/mpc85xx_cds_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:17 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:35 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -126,28 +129,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -190,6 +194,7 @@ CONFIG_MPC85xx_CDS=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -245,6 +250,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -262,6 +268,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -359,6 +366,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -388,6 +396,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -395,7 +404,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -408,6 +416,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -582,7 +591,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -630,10 +641,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -737,6 +745,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -751,9 +764,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -776,6 +787,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -789,7 +801,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -854,6 +865,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -912,7 +924,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -980,6 +991,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -997,6 +1009,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1015,10 +1028,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1041,10 +1056,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1070,7 +1085,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1101,11 +1115,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/sbc8548_defconfig b/arch/powerpc/configs/85xx/sbc8548_defconfig
index 2726fca1d694..1b2356830173 100644
--- a/arch/powerpc/configs/85xx/sbc8548_defconfig
+++ b/arch/powerpc/configs/85xx/sbc8548_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:18 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:36 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,27 +128,28 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -188,6 +192,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -242,6 +247,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -259,6 +265,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -355,6 +362,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -384,6 +392,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -391,7 +400,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -404,6 +412,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -521,7 +530,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -569,10 +580,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -676,6 +684,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -690,9 +703,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -715,6 +726,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -758,6 +770,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -816,7 +829,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -872,6 +884,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -887,6 +900,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -907,7 +921,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -938,11 +951,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/sbc8560_defconfig b/arch/powerpc/configs/85xx/sbc8560_defconfig
index b0c469823b02..959d0281431b 100644
--- a/arch/powerpc/configs/85xx/sbc8560_defconfig
+++ b/arch/powerpc/configs/85xx/sbc8560_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:19 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:37 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -126,26 +129,27 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -188,6 +192,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -242,6 +247,7 @@ CONFIG_BINFMT_MISC=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -259,6 +265,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -347,6 +354,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -376,6 +384,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -383,7 +392,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -396,6 +404,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -481,15 +490,14 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 # CONFIG_MV643XX_ETH is not set
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -584,6 +592,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -594,9 +607,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -630,7 +641,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -721,6 +731,7 @@ CONFIG_RTC_DRV_M48T59=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -779,7 +790,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -847,6 +857,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -863,6 +874,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_TIMER_STATS is not set
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -881,10 +893,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -907,10 +921,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -947,7 +961,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -978,11 +991,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/socrates_defconfig b/arch/powerpc/configs/85xx/socrates_defconfig
index 04c85dada845..7f5ec35bf199 100644
--- a/arch/powerpc/configs/85xx/socrates_defconfig
+++ b/arch/powerpc/configs/85xx/socrates_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:19 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:37 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=16
 CONFIG_GROUP_SCHED=y
@@ -124,28 +127,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -193,6 +197,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 CONFIG_SOCRATES=y
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -247,6 +252,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -264,6 +270,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -358,6 +365,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -396,6 +404,7 @@ CONFIG_CAN_BCM=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -403,7 +412,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -421,9 +429,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -482,6 +490,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -668,7 +677,9 @@ CONFIG_MII=y
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
 # CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -698,10 +709,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -765,6 +773,7 @@ CONFIG_INPUT_TOUCHSCREEN=y
 # CONFIG_TOUCHSCREEN_GUNZE is not set
 # CONFIG_TOUCHSCREEN_ELO is not set
 # CONFIG_TOUCHSCREEN_WACOM_W8001 is not set
+# CONFIG_TOUCHSCREEN_MCS5000 is not set
 # CONFIG_TOUCHSCREEN_MTOUCH is not set
 # CONFIG_TOUCHSCREEN_INEXIO is not set
 # CONFIG_TOUCHSCREEN_MK712 is not set
@@ -774,7 +783,6 @@ CONFIG_INPUT_TOUCHSCREEN=y
 # CONFIG_TOUCHSCREEN_USB_COMPOSITE is not set
 # CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
 # CONFIG_TOUCHSCREEN_TSC2007 is not set
-# CONFIG_TOUCHSCREEN_W90X900 is not set
 # CONFIG_INPUT_MISC is not set
 
 #
@@ -834,6 +842,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -888,9 +897,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -921,6 +927,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 CONFIG_HWMON_VID=y
+CONFIG_HWMON_DEBUG_CHIP=y
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADCXX is not set
@@ -973,6 +984,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -985,9 +997,7 @@ CONFIG_SENSORS_W83781D=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-CONFIG_HWMON_DEBUG_CHIP=y
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1006,8 +1016,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -1017,6 +1029,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1112,7 +1125,6 @@ CONFIG_FONT_8x16=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1135,6 +1147,7 @@ CONFIG_USB_HID=y
 # CONFIG_HID_EZKEY is not set
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1184,6 +1197,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1319,6 +1333,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1369,6 +1384,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1438,7 +1454,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1552,6 +1567,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1569,6 +1585,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1589,7 +1606,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1621,11 +1637,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/stx_gp3_defconfig b/arch/powerpc/configs/85xx/stx_gp3_defconfig
index e7e81d6769fe..c8327e88a987 100644
--- a/arch/powerpc/configs/85xx/stx_gp3_defconfig
+++ b/arch/powerpc/configs/85xx/stx_gp3_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:20 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:38 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -127,22 +130,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -150,7 +152,9 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -197,6 +201,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -252,6 +257,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -269,6 +275,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -426,6 +433,7 @@ CONFIG_IP_NF_FILTER=m
 # CONFIG_IP_NF_ARPTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -455,6 +463,7 @@ CONFIG_NET_PKTGEN=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -462,7 +471,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -475,6 +483,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -622,6 +631,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -662,7 +672,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -732,8 +744,10 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_NET_POCKET is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_FS_ENET is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
@@ -782,10 +796,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -827,11 +838,15 @@ CONFIG_INPUT_EVDEV=m
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 CONFIG_KEYBOARD_ATKBD=y
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -842,6 +857,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_APPLETOUCH is not set
@@ -909,6 +925,7 @@ CONFIG_HW_RANDOM=m
 CONFIG_DEVPORT=y
 CONFIG_I2C=m
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=m
 CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOBIT=m
@@ -967,9 +984,6 @@ CONFIG_I2C_ALGOBIT=m
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1003,14 +1017,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1061,6 +1085,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1072,9 +1097,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1092,6 +1115,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_TPS65010 is not set
 # CONFIG_MFD_TMIO is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1102,6 +1126,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 CONFIG_AGP=m
+CONFIG_VGA_ARB=y
 CONFIG_DRM=m
 # CONFIG_DRM_TDFX is not set
 # CONFIG_DRM_R128 is not set
@@ -1125,7 +1150,6 @@ CONFIG_SOUND=m
 # CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1190,6 +1214,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1254,7 +1279,6 @@ CONFIG_CRAMFS=m
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1352,6 +1376,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1369,6 +1394,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1388,10 +1414,12 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1414,10 +1442,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1443,7 +1471,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1475,11 +1502,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/tqm8540_defconfig b/arch/powerpc/configs/85xx/tqm8540_defconfig
index 2c407523aad2..82563703d5e3 100644
--- a/arch/powerpc/configs/85xx/tqm8540_defconfig
+++ b/arch/powerpc/configs/85xx/tqm8540_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:21 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:39 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -124,28 +127,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -188,6 +192,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -243,6 +248,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -260,6 +266,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -354,6 +361,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -383,6 +391,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -390,7 +399,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -677,9 +685,11 @@ CONFIG_E100=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -727,10 +737,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -824,6 +831,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -876,9 +884,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -896,6 +901,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+CONFIG_HWMON_DEBUG_CHIP=y
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -945,6 +955,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -956,9 +967,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-CONFIG_HWMON_DEBUG_CHIP=y
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -977,6 +986,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -987,6 +997,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1000,7 +1011,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1065,6 +1075,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1134,7 +1145,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1203,6 +1213,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1220,6 +1231,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1240,7 +1252,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1271,11 +1282,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/tqm8541_defconfig b/arch/powerpc/configs/85xx/tqm8541_defconfig
index 845731dc51c6..91d85d733827 100644
--- a/arch/powerpc/configs/85xx/tqm8541_defconfig
+++ b/arch/powerpc/configs/85xx/tqm8541_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:22 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:40 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,29 +128,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -190,6 +194,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -246,6 +251,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -263,6 +269,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -357,6 +364,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -386,6 +394,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -393,7 +402,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -681,9 +689,11 @@ CONFIG_E100=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_FS_ENET is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
@@ -732,10 +742,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -831,6 +838,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -886,9 +894,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -921,14 +926,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+CONFIG_HWMON_DEBUG_CHIP=y
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -979,6 +994,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -990,9 +1006,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-CONFIG_HWMON_DEBUG_CHIP=y
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1012,6 +1026,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1022,6 +1037,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1035,7 +1051,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1100,6 +1115,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1169,7 +1185,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1238,6 +1253,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1255,6 +1271,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1275,7 +1292,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1306,11 +1322,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/tqm8548_defconfig b/arch/powerpc/configs/85xx/tqm8548_defconfig
index 4f228a905274..debe268f43d1 100644
--- a/arch/powerpc/configs/85xx/tqm8548_defconfig
+++ b/arch/powerpc/configs/85xx/tqm8548_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:23 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:41 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +86,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -126,22 +129,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -149,6 +151,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -196,6 +200,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -252,6 +257,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -269,6 +275,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -371,6 +378,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -411,6 +419,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -420,9 +429,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -630,7 +639,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -678,10 +689,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -772,6 +780,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -825,9 +834,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -845,6 +851,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -894,6 +905,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -905,9 +917,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -926,6 +936,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -936,6 +947,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -949,7 +961,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1042,6 +1053,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1111,7 +1123,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1180,6 +1191,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1197,6 +1209,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1216,10 +1229,12 @@ CONFIG_DEBUG_MUTEXES=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1242,10 +1257,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1271,7 +1286,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1303,11 +1317,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/tqm8555_defconfig b/arch/powerpc/configs/85xx/tqm8555_defconfig
index 9196724bebc7..74515501f5b7 100644
--- a/arch/powerpc/configs/85xx/tqm8555_defconfig
+++ b/arch/powerpc/configs/85xx/tqm8555_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:24 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:42 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,29 +128,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -190,6 +194,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -246,6 +251,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -263,6 +269,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -357,6 +364,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -386,6 +394,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -393,7 +402,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -681,9 +689,11 @@ CONFIG_E100=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_FS_ENET is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
@@ -732,10 +742,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -831,6 +838,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -886,9 +894,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -921,14 +926,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+CONFIG_HWMON_DEBUG_CHIP=y
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -979,6 +994,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -990,9 +1006,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-CONFIG_HWMON_DEBUG_CHIP=y
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1012,6 +1026,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1022,6 +1037,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1035,7 +1051,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1100,6 +1115,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1169,7 +1185,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1238,6 +1253,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1255,6 +1271,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1275,7 +1292,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1306,11 +1322,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/tqm8560_defconfig b/arch/powerpc/configs/85xx/tqm8560_defconfig
index 2e49a6e9faf2..631d92b4d4e6 100644
--- a/arch/powerpc/configs/85xx/tqm8560_defconfig
+++ b/arch/powerpc/configs/85xx/tqm8560_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:25 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:43 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -125,29 +128,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -190,6 +194,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 # CONFIG_XES_MPC85xx is not set
@@ -246,6 +251,7 @@ CONFIG_MATH_EMULATION=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -263,6 +269,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -357,6 +364,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -386,6 +394,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -393,7 +402,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -681,9 +689,11 @@ CONFIG_E100=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_FS_ENET is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
@@ -732,10 +742,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -831,6 +838,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -886,9 +894,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -921,14 +926,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+CONFIG_HWMON_DEBUG_CHIP=y
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -979,6 +994,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -990,9 +1006,7 @@ CONFIG_SENSORS_LM75=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-CONFIG_HWMON_DEBUG_CHIP=y
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1012,6 +1026,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1022,6 +1037,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1035,7 +1051,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1100,6 +1115,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1169,7 +1185,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1238,6 +1253,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1255,6 +1271,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1275,7 +1292,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1306,11 +1322,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig b/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
index 1025da2bf069..52acbac0c4fe 100644
--- a/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
+++ b/arch/powerpc/configs/85xx/xes_mpc85xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:25 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:44 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_SMP=y
@@ -37,6 +38,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -89,11 +91,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -128,22 +131,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -151,7 +153,9 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -201,6 +205,7 @@ CONFIG_MPC85xx=y
 # CONFIG_MPC85xx_MDS is not set
 # CONFIG_MPC8536_DS is not set
 # CONFIG_MPC85xx_DS is not set
+# CONFIG_MPC85xx_RDB is not set
 # CONFIG_SOCRATES is not set
 # CONFIG_KSI8560 is not set
 CONFIG_XES_MPC85xx=y
@@ -256,6 +261,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_IRQ_ALL_CPUS is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +279,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -405,6 +412,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -446,6 +454,7 @@ CONFIG_FIB_RULES=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -457,9 +466,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 # CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set
@@ -635,6 +644,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -674,11 +684,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -701,6 +714,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -728,6 +742,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -804,7 +819,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -834,10 +851,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -951,6 +965,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1006,8 +1021,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1041,14 +1054,24 @@ CONFIG_GPIO_PCA953X=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1099,6 +1122,7 @@ CONFIG_SENSORS_LM90=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1110,9 +1134,7 @@ CONFIG_SENSORS_LM90=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1151,6 +1173,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1161,6 +1184,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1181,7 +1205,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1204,6 +1227,7 @@ CONFIG_USB_HID=y
 # CONFIG_HID_EZKEY is not set
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1249,6 +1273,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 CONFIG_USB_ISP1760_HCD=y
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
@@ -1466,6 +1491,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1541,7 +1567,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1658,6 +1683,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1675,6 +1701,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1694,10 +1721,12 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
@@ -1720,10 +1749,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1749,7 +1778,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1790,11 +1818,13 @@ CONFIG_CRYPTO_WORKQUEUE=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/86xx/gef_ppc9a_defconfig b/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
index 527ad1a5e802..28980738776c 100644
--- a/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
+++ b/arch/powerpc/configs/86xx/gef_ppc9a_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:31 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:49 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +89,12 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -130,21 +132,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -152,12 +153,14 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -256,6 +259,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 CONFIG_IRQ_ALL_CPUS=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -417,6 +422,7 @@ CONFIG_IPV6_TUNNEL=m
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -458,6 +464,7 @@ CONFIG_FIB_RULES=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -467,9 +474,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -680,6 +687,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -719,12 +727,15 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -747,6 +758,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -775,6 +787,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_PCMCIA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -851,7 +864,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -881,10 +896,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -1016,6 +1028,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1071,9 +1084,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 CONFIG_DS1682=y
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1106,14 +1116,24 @@ CONFIG_GPIO_SYSFS=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1164,6 +1184,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1175,9 +1196,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1217,6 +1236,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1227,6 +1247,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1247,7 +1268,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1270,6 +1290,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1322,6 +1343,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1397,6 +1419,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1501,6 +1524,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1576,7 +1600,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1682,6 +1705,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1697,6 +1721,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1718,7 +1743,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
@@ -1761,11 +1785,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=m
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=y
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/86xx/gef_sbc310_defconfig b/arch/powerpc/configs/86xx/gef_sbc310_defconfig
index cd338d493bed..e199d1cacbaf 100644
--- a/arch/powerpc/configs/86xx/gef_sbc310_defconfig
+++ b/arch/powerpc/configs/86xx/gef_sbc310_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:29 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:47 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +89,12 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -130,21 +132,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -152,12 +153,14 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -256,6 +259,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 CONFIG_IRQ_ALL_CPUS=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -273,6 +277,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -417,6 +422,7 @@ CONFIG_IPV6_TUNNEL=m
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -458,6 +464,7 @@ CONFIG_FIB_RULES=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -467,9 +474,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -680,6 +687,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -719,12 +727,15 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 CONFIG_SATA_SIL24=y
@@ -796,7 +807,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -826,10 +839,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -961,6 +971,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1016,9 +1027,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 CONFIG_DS1682=y
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1051,14 +1059,24 @@ CONFIG_GPIO_SYSFS=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1109,6 +1127,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1120,9 +1139,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1162,6 +1179,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1172,6 +1190,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1192,7 +1211,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1215,6 +1233,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1267,6 +1286,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1342,6 +1362,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1446,6 +1467,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1521,7 +1543,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1627,6 +1648,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1642,6 +1664,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1663,7 +1686,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
@@ -1706,11 +1728,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=m
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=y
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/86xx/gef_sbc610_defconfig b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
index ba47883f4aa0..3b0fbfb28efd 100644
--- a/arch/powerpc/configs/86xx/gef_sbc610_defconfig
+++ b/arch/powerpc/configs/86xx/gef_sbc610_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:30 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:48 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +89,12 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -131,21 +133,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -153,12 +154,14 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -257,6 +260,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 CONFIG_IRQ_ALL_CPUS=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -274,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -503,6 +508,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 CONFIG_TIPC=m
 # CONFIG_TIPC_ADVANCED is not set
 # CONFIG_TIPC_DEBUG is not set
@@ -582,6 +588,7 @@ CONFIG_NET_PKTGEN=m
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -589,7 +596,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -602,6 +608,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -611,9 +618,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_OF_PARTS is not set
@@ -780,6 +787,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -819,11 +827,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -846,6 +857,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -873,6 +885,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -949,7 +962,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -979,10 +994,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -1120,6 +1132,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1175,9 +1188,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 CONFIG_DS1682=y
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1211,14 +1221,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1269,6 +1289,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1280,9 +1301,7 @@ CONFIG_SENSORS_LM92=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1322,6 +1341,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1332,6 +1352,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1352,7 +1373,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1375,6 +1395,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1427,6 +1448,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1502,6 +1524,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_ATM is not set
@@ -1607,6 +1630,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1669,7 +1693,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1775,6 +1798,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1791,6 +1815,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_TIMER_STATS is not set
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 CONFIG_DEBUG_PREEMPT=y
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
@@ -1810,10 +1835,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1837,10 +1864,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1872,7 +1899,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
@@ -1915,11 +1941,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_MICHAEL_MIC=m
diff --git a/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig b/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
index a61f183f7186..de4d52504fe4 100644
--- a/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
+++ b/arch/powerpc/configs/86xx/mpc8610_hpcd_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:27 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:45 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -83,11 +84,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -126,22 +128,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -149,6 +150,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -251,6 +254,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -268,6 +272,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -385,6 +390,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -414,6 +420,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -421,7 +428,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -434,6 +440,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -445,9 +452,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_OF_PARTS is not set
@@ -662,6 +669,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -701,11 +709,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -728,6 +739,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -755,6 +767,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -818,14 +831,13 @@ CONFIG_ULI526X=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -929,6 +941,7 @@ CONFIG_UNIX98_PTYS=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -982,9 +995,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1002,7 +1012,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1021,6 +1030,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1031,6 +1041,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1107,6 +1118,7 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_LOGO is not set
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1209,7 +1221,6 @@ CONFIG_SND_SOC_CS4270_VD33_ERRATA=y
 # CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1329,6 +1340,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -1388,7 +1400,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1505,6 +1516,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1522,6 +1534,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1541,10 +1554,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1567,10 +1582,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1597,7 +1612,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1629,11 +1643,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig b/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
index 7016ce732605..754a79ba74a9 100644
--- a/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
+++ b/arch/powerpc/configs/86xx/mpc8641_hpcn_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:28 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:46 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -87,11 +88,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -130,22 +132,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -153,7 +154,9 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -251,13 +254,13 @@ CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=m
 CONFIG_IOMMU_HELPER=y
 CONFIG_SWIOTLB=y
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 # CONFIG_IRQ_ALL_CPUS is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -275,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -404,6 +408,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -434,6 +439,7 @@ CONFIG_SCTP_HMAC_MD5=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -441,7 +447,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -454,6 +459,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -546,6 +552,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -585,11 +592,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -612,6 +622,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -639,6 +650,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -715,7 +727,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -763,10 +777,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -880,6 +891,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -934,9 +946,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -954,7 +963,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -973,6 +981,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -983,6 +992,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1002,6 +1012,7 @@ CONFIG_VGA_CONSOLE=y
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1105,7 +1116,6 @@ CONFIG_SND_USB=y
 CONFIG_AC97_BUS=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1128,6 +1138,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1180,6 +1191,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 CONFIG_USB_OHCI_HCD_PPC_OF_LE=y
@@ -1358,6 +1370,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1428,7 +1441,6 @@ CONFIG_SYSV_FS=m
 CONFIG_UFS_FS=m
 # CONFIG_UFS_FS_WRITE is not set
 # CONFIG_UFS_DEBUG is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1546,6 +1558,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1563,6 +1576,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1582,10 +1596,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1608,10 +1624,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1638,7 +1654,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1680,11 +1695,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/86xx/sbc8641d_defconfig b/arch/powerpc/configs/86xx/sbc8641d_defconfig
index f5ca2e0cd402..89991f157ae8 100644
--- a/arch/powerpc/configs/86xx/sbc8641d_defconfig
+++ b/arch/powerpc/configs/86xx/sbc8641d_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:26 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:45 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -87,11 +88,12 @@ CONFIG_BSD_PROCESS_ACCT_V3=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -130,21 +132,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -152,13 +153,15 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
 # CONFIG_GCOV_KERNEL is not set
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -257,6 +260,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 CONFIG_IRQ_ALL_CPUS=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -274,6 +278,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -502,6 +507,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 CONFIG_TIPC=m
 # CONFIG_TIPC_ADVANCED is not set
 # CONFIG_TIPC_DEBUG is not set
@@ -581,6 +587,7 @@ CONFIG_NET_PKTGEN=m
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -588,7 +595,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -601,6 +607,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -610,9 +617,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_OF_PARTS is not set
@@ -833,7 +840,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -863,10 +872,7 @@ CONFIG_GIANFAR=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -996,6 +1002,7 @@ CONFIG_HW_RANDOM=m
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1049,9 +1056,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1069,6 +1073,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1118,6 +1127,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1129,9 +1139,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1164,6 +1172,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1174,6 +1183,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1194,7 +1204,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1274,6 +1283,7 @@ CONFIG_OCFS2_DEBUG_MASKLOG=y
 # CONFIG_OCFS2_DEBUG_FS is not set
 # CONFIG_OCFS2_FS_POSIX_ACL is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1343,7 +1353,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1451,6 +1460,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1467,6 +1477,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_TIMER_STATS is not set
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_DEBUG_SLAB is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 CONFIG_DEBUG_PREEMPT=y
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
@@ -1486,10 +1497,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1514,10 +1527,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1550,7 +1563,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
@@ -1593,11 +1605,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_MICHAEL_MIC=m
diff --git a/arch/powerpc/configs/adder875_defconfig b/arch/powerpc/configs/adder875_defconfig
index aece6bb5f733..052cf134e018 100644
--- a/arch/powerpc/configs/adder875_defconfig
+++ b/arch/powerpc/configs/adder875_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:47 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:04 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -16,6 +16,7 @@ CONFIG_PPC_8xx=y
 # CONFIG_E200 is not set
 CONFIG_8xx=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_PPC32=y
@@ -29,6 +30,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -78,11 +80,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -116,28 +119,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -235,10 +239,10 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_8XX_MINIMAL_FPEMU is not set
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -256,6 +260,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -338,6 +343,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -367,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -374,7 +381,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -387,6 +393,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -530,16 +537,15 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FEC=y
 CONFIG_FS_ENET_MDIO_FEC=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -580,6 +586,7 @@ CONFIG_INPUT_KEYBOARD=y
 CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -590,6 +597,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_VSXXXAA is not set
@@ -716,6 +724,7 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -775,7 +784,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -847,6 +855,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -864,6 +873,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_LOCK_ALLOC is not set
@@ -880,10 +890,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -906,10 +918,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
diff --git a/arch/powerpc/configs/c2k_defconfig b/arch/powerpc/configs/c2k_defconfig
index 8105360d53f4..0fb65a85dfdf 100644
--- a/arch/powerpc/configs/c2k_defconfig
+++ b/arch/powerpc/configs/c2k_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:48 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:05 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_PPC_HAVE_PMU_SUPPORT=y
+CONFIG_PPC_PERF_CTRS=y
 # CONFIG_SMP is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_CHECK_CACHE_COHERENCY=y
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +90,12 @@ CONFIG_AUDIT_TREE=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_GROUP_SCHED=y
@@ -135,23 +138,24 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
 # CONFIG_PERF_COUNTERS is not set
+# CONFIG_DEBUG_PERF_USE_VMALLOC is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=m
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
@@ -161,12 +165,14 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
 # CONFIG_GCOV_KERNEL is not set
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -275,12 +281,12 @@ CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -298,6 +304,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -309,6 +316,7 @@ CONFIG_FORCE_MAX_ZONEORDER=11
 CONFIG_EXTRA_TARGETS=""
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -674,10 +682,12 @@ CONFIG_BT_HCIBCM203X=m
 # CONFIG_BT_HCIBPA10X is not set
 CONFIG_BT_HCIBFUSB=m
 CONFIG_BT_HCIVHCI=m
+# CONFIG_BT_MRVL is not set
 # CONFIG_AF_RXRPC is not set
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -686,7 +696,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -699,6 +708,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -710,9 +720,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=m
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -763,6 +773,7 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y
 # CONFIG_MTD_PHYSMAP is not set
 CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PCI is not set
+# CONFIG_MTD_GPIO_ADDR is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
 # CONFIG_MTD_PLATRAM is not set
 
@@ -857,6 +868,7 @@ CONFIG_SCSI_SRP_ATTRS=m
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 CONFIG_BLK_DEV_3W_XXXX_RAID=m
 CONFIG_SCSI_3W_9XXX=m
 CONFIG_SCSI_ACARD=m
@@ -912,7 +924,9 @@ CONFIG_SCSI_LPFC=m
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -982,7 +996,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -1010,10 +1026,7 @@ CONFIG_MV643XX_ETH=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -1145,6 +1158,7 @@ CONFIG_MAX_RAW_DEVS=8192
 CONFIG_DEVPORT=y
 CONFIG_I2C=m
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=m
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1200,9 +1214,6 @@ CONFIG_I2C_MV64XXX=m
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-CONFIG_SENSORS_PCF8574=m
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1220,6 +1231,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=m
 CONFIG_HWMON_VID=m
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 CONFIG_SENSORS_ADM1021=m
@@ -1269,6 +1285,7 @@ CONFIG_SENSORS_SMSC47B397=m
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 CONFIG_SENSORS_VIA686A=m
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1280,7 +1297,6 @@ CONFIG_SENSORS_W83L785TS=m
 # CONFIG_SENSORS_W83L786NG is not set
 CONFIG_SENSORS_W83627HF=m
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
@@ -1317,6 +1333,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1327,6 +1344,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1378,6 +1396,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=m
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1588,6 +1607,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1668,7 +1688,6 @@ CONFIG_VXFS_FS=m
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1770,7 +1789,7 @@ CONFIG_BINARY_PRINTF=y
 CONFIG_BITREVERSE=y
 CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_CRC_CCITT=m
-# CONFIG_CRC16 is not set
+CONFIG_CRC16=m
 CONFIG_CRC_T10DIF=m
 CONFIG_CRC_ITU_T=m
 CONFIG_CRC32=y
@@ -1797,6 +1816,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1814,6 +1834,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 CONFIG_DEBUG_SPINLOCK=y
@@ -1834,11 +1855,13 @@ CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
@@ -1852,6 +1875,7 @@ CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -1869,6 +1893,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_RING_BUFFER_BENCHMARK is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
@@ -1899,6 +1924,7 @@ CONFIG_SECURITY_NETWORK=y
 # CONFIG_SECURITY_NETWORK_XFRM is not set
 # CONFIG_SECURITY_PATH is not set
 # CONFIG_SECURITY_FILE_CAPABILITIES is not set
+CONFIG_LSM_MMAP_MIN_ADDR=65536
 CONFIG_SECURITY_SELINUX=y
 CONFIG_SECURITY_SELINUX_BOOTPARAM=y
 CONFIG_SECURITY_SELINUX_BOOTPARAM_VALUE=1
@@ -1913,7 +1939,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=m
@@ -1956,11 +1981,13 @@ CONFIG_CRYPTO_ECB=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_MICHAEL_MIC=m
diff --git a/arch/powerpc/configs/ep8248e_defconfig b/arch/powerpc/configs/ep8248e_defconfig
index 0aa5b43ffeb2..ef5edc7203f5 100644
--- a/arch/powerpc/configs/ep8248e_defconfig
+++ b/arch/powerpc/configs/ep8248e_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:49 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:06 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -82,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -116,28 +118,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -150,6 +153,7 @@ CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
 CONFIG_LBDAF=y
+CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
@@ -233,6 +237,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_FLATMEM=y
@@ -246,6 +251,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -394,6 +400,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_BT is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -401,7 +408,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 
@@ -413,6 +419,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -600,7 +607,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FCC=y
@@ -648,10 +657,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -736,15 +742,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -767,6 +777,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -968,6 +979,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -998,10 +1010,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1024,6 +1038,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1052,7 +1067,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1094,6 +1108,7 @@ CONFIG_CRYPTO_PCBC=y
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/ep88xc_defconfig b/arch/powerpc/configs/ep88xc_defconfig
index 2c292e25cc01..73ef9be41280 100644
--- a/arch/powerpc/configs/ep88xc_defconfig
+++ b/arch/powerpc/configs/ep88xc_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:49 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:07 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -16,6 +16,7 @@ CONFIG_PPC_8xx=y
 # CONFIG_E200 is not set
 CONFIG_8xx=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_PPC32=y
@@ -29,6 +30,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -77,11 +79,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -115,28 +118,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -234,10 +238,10 @@ CONFIG_BINFMT_ELF=y
 CONFIG_8XX_MINIMAL_FPEMU=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -255,6 +259,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -337,6 +342,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -366,6 +372,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -373,7 +380,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -386,6 +392,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -529,16 +536,15 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FEC=y
 CONFIG_FS_ENET_MDIO_FEC=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -611,7 +617,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -672,6 +677,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -731,7 +737,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -803,6 +808,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -820,6 +826,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_LOCK_ALLOC is not set
@@ -836,10 +843,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -861,10 +870,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
diff --git a/arch/powerpc/configs/linkstation_defconfig b/arch/powerpc/configs/linkstation_defconfig
index 45671e7dd2c7..63c3e8de8f16 100644
--- a/arch/powerpc/configs/linkstation_defconfig
+++ b/arch/powerpc/configs/linkstation_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:50 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:08 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -83,11 +84,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -131,22 +133,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_COMPAT_BRK is not set
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -154,11 +155,13 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
 #
-# CONFIG_SLOW_WORK is not set
+CONFIG_SLOW_WORK=y
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
@@ -258,6 +261,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -275,6 +279,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -482,6 +487,7 @@ CONFIG_IP_NF_ARPFILTER=m
 CONFIG_IP_NF_ARP_MANGLE=m
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -511,6 +517,7 @@ CONFIG_IP_NF_ARP_MANGLE=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -519,7 +526,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -532,6 +538,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -543,9 +550,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -711,6 +718,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -750,11 +758,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -777,6 +788,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -804,6 +816,7 @@ CONFIG_PATA_IT821X=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -870,7 +883,9 @@ CONFIG_TULIP_MMIO=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -918,10 +933,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -1043,6 +1055,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1097,9 +1110,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1117,6 +1127,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1166,6 +1181,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1177,9 +1193,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1198,6 +1212,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1208,6 +1223,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1227,7 +1243,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=m
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1271,6 +1286,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1500,6 +1516,7 @@ CONFIG_XFS_FS=m
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1567,7 +1584,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1681,6 +1697,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1698,6 +1715,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1716,10 +1734,12 @@ CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1742,6 +1762,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
@@ -1771,7 +1792,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1813,11 +1833,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_MICHAEL_MIC=m
diff --git a/arch/powerpc/configs/mgcoge_defconfig b/arch/powerpc/configs/mgcoge_defconfig
index 30b68bfacebf..520b04a0def9 100644
--- a/arch/powerpc/configs/mgcoge_defconfig
+++ b/arch/powerpc/configs/mgcoge_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc5
-# Fri Aug  7 08:19:15 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:09 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -84,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -123,28 +125,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -247,6 +250,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_FLATMEM=y
@@ -260,6 +264,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -390,6 +395,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_BT is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -397,7 +403,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 
@@ -409,6 +414,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -608,7 +614,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 CONFIG_FS_ENET_HAS_SCC=y
 CONFIG_FS_ENET_HAS_FCC=y
@@ -616,10 +624,7 @@ CONFIG_FS_ENET_MDIO_FCC=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -685,6 +690,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -740,7 +746,6 @@ CONFIG_I2C_CPM=y
 #
 # Miscellaneous I2C Chip support
 #
-# CONFIG_PCF8575 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
@@ -771,15 +776,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -799,6 +808,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -809,6 +819,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1022,6 +1033,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1052,10 +1064,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1079,6 +1093,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1109,7 +1124,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1151,6 +1165,7 @@ CONFIG_CRYPTO_PCBC=y
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mgsuvd_defconfig b/arch/powerpc/configs/mgsuvd_defconfig
index 1ae85a3b2942..43c3c4fcdce3 100644
--- a/arch/powerpc/configs/mgsuvd_defconfig
+++ b/arch/powerpc/configs/mgsuvd_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:52 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:10 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -16,6 +16,7 @@ CONFIG_PPC_8xx=y
 # CONFIG_E200 is not set
 CONFIG_8xx=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_PPC32=y
@@ -29,6 +30,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -76,11 +78,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_GROUP_SCHED=y
@@ -117,27 +120,28 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -237,10 +241,10 @@ CONFIG_BINFMT_ELF=y
 CONFIG_MATH_EMULATION=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -258,6 +262,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -344,6 +349,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -373,6 +379,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -380,7 +387,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -553,16 +559,15 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 CONFIG_FS_ENET_HAS_SCC=y
 # CONFIG_FS_ENET_HAS_FEC is not set
 # CONFIG_FS_ENET_MDIO_FEC is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -635,7 +640,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -707,6 +711,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -776,7 +781,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -851,6 +855,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -865,6 +870,7 @@ CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -887,7 +893,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -918,11 +923,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc5200_defconfig b/arch/powerpc/configs/mpc5200_defconfig
index aaa4416660e9..523d5fe18c0e 100644
--- a/arch/powerpc/configs/mpc5200_defconfig
+++ b/arch/powerpc/configs/mpc5200_defconfig
@@ -1,25 +1,27 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30-rc2
-# Mon Apr 20 11:06:25 2009
+# Linux kernel version: 2.6.32-rc4
+# Thu Oct 15 10:33:21 2009
 #
 # CONFIG_PPC64 is not set
 
 #
 # Processor support
 #
-CONFIG_6xx=y
+CONFIG_PPC_BOOK3S_32=y
 # CONFIG_PPC_85xx is not set
 # CONFIG_PPC_8xx is not set
 # CONFIG_40x is not set
 # CONFIG_44x is not set
 # CONFIG_E200 is not set
 CONFIG_PPC_BOOK3S=y
+CONFIG_6xx=y
 CONFIG_PPC_FPU=y
 # CONFIG_ALTIVEC is not set
 CONFIG_PPC_STD_MMU=y
 CONFIG_PPC_STD_MMU_32=y
 # CONFIG_PPC_MM_SLICES is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
 # CONFIG_SMP is not set
 CONFIG_PPC32=y
 CONFIG_WORD_SIZE=32
@@ -30,15 +32,17 @@ CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 CONFIG_GENERIC_GPIO=y
 # CONFIG_ARCH_NO_VIRT_TO_BUS is not set
@@ -53,12 +57,14 @@ CONFIG_OF=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 CONFIG_DEFAULT_UIMAGE=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -79,11 +85,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -103,7 +110,6 @@ CONFIG_ANON_INODES=y
 CONFIG_EMBEDDED=y
 # CONFIG_SYSCTL_SYSCALL is not set
 # CONFIG_KALLSYMS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
@@ -116,6 +122,13 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
@@ -124,14 +137,19 @@ CONFIG_COMPAT_BRK=y
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 # CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
@@ -144,7 +162,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -205,7 +223,7 @@ CONFIG_RTAS_PROC=y
 CONFIG_PPC_BESTCOMM=y
 CONFIG_PPC_BESTCOMM_ATA=y
 CONFIG_PPC_BESTCOMM_FEC=y
-# CONFIG_SIMPLE_GPIO is not set
+CONFIG_SIMPLE_GPIO=y
 
 #
 # Kernel options
@@ -229,11 +247,13 @@ CONFIG_BINFMT_ELF=y
 # CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 # CONFIG_IOMMU_HELPER is not set
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -249,9 +269,10 @@ CONFIG_MIGRATION=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
-CONFIG_UNEVICTABLE_LRU=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
 # CONFIG_PPC_64K_PAGES is not set
@@ -265,6 +286,7 @@ CONFIG_PM=y
 CONFIG_PM_SLEEP=y
 CONFIG_SUSPEND=y
 CONFIG_SUSPEND_FREEZER=y
+# CONFIG_PM_RUNTIME is not set
 CONFIG_SECCOMP=y
 CONFIG_ISA_DMA_API=y
 
@@ -349,6 +371,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -363,6 +386,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
 # CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
 # CONFIG_DCB is not set
 
@@ -388,6 +412,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -397,9 +422,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -458,6 +483,7 @@ CONFIG_MTD_PHYSMAP_OF=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -493,6 +519,7 @@ CONFIG_OF_DEVICE=y
 CONFIG_OF_GPIO=y
 CONFIG_OF_I2C=y
 CONFIG_OF_SPI=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -529,7 +556,9 @@ CONFIG_MISC_DEVICES=y
 CONFIG_EEPROM_AT24=y
 # CONFIG_EEPROM_AT25 is not set
 # CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_MAX6875 is not set
 # CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
 CONFIG_HAVE_IDE=y
 # CONFIG_IDE is not set
 
@@ -552,10 +581,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_BLK_DEV_SR is not set
 CONFIG_CHR_DEV_SG=y
 # CONFIG_CHR_DEV_SCH is not set
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 # CONFIG_SCSI_MULTI_LUN is not set
 # CONFIG_SCSI_CONSTANTS is not set
 # CONFIG_SCSI_LOGGING is not set
@@ -572,6 +597,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -580,6 +607,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_DPT_I2O is not set
 # CONFIG_SCSI_ADVANSYS is not set
 # CONFIG_SCSI_ARCMSR is not set
@@ -599,7 +627,6 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
@@ -611,11 +638,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -637,6 +667,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -665,6 +696,7 @@ CONFIG_PATA_MPC52xx=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -684,14 +716,17 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-CONFIG_COMPAT_NET_DEV_OPS=y
 # CONFIG_DUMMY is not set
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -739,16 +774,17 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
+# CONFIG_KS8851_MLL is not set
 CONFIG_FEC_MPC52xx=y
 CONFIG_FEC_MPC52xx_MDIO=y
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -854,6 +890,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOBIT=y
@@ -883,6 +920,7 @@ CONFIG_I2C_ALGOBIT=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 CONFIG_I2C_MPC=y
 # CONFIG_I2C_OCORES is not set
@@ -910,10 +948,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -935,6 +969,11 @@ CONFIG_SPI_MPC52xx_PSC=m
 #
 CONFIG_SPI_SPIDEV=m
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
@@ -957,16 +996,27 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADCXX is not set
@@ -1019,6 +1069,8 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_SMSC47B397 is not set
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1031,9 +1083,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1073,31 +1123,20 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-CONFIG_DAB=y
-# CONFIG_USB_DABUSB is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 CONFIG_DRM=y
 # CONFIG_DRM_TDFX is not set
 # CONFIG_DRM_R128 is not set
@@ -1167,6 +1206,7 @@ CONFIG_FB_RADEON_BACKLIGHT=y
 # CONFIG_FB_BROADSHEET is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 CONFIG_LCD_CLASS_DEVICE=m
+# CONFIG_LCD_LMS283GF05 is not set
 # CONFIG_LCD_LTV350QV is not set
 # CONFIG_LCD_ILI9320 is not set
 # CONFIG_LCD_TDO24M is not set
@@ -1198,7 +1238,6 @@ CONFIG_LOGO_LINUX_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1217,10 +1256,11 @@ CONFIG_HID_BELKIN=y
 CONFIG_HID_CHERRY=y
 # CONFIG_HID_CHICONY is not set
 CONFIG_HID_CYPRESS=y
-# CONFIG_DRAGONRISE_FF is not set
+# CONFIG_HID_DRAGONRISE is not set
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1231,10 +1271,11 @@ CONFIG_HID_EZKEY=y
 # CONFIG_HID_SAMSUNG is not set
 # CONFIG_HID_SONY is not set
 # CONFIG_HID_SUNPLUS is not set
-# CONFIG_GREENASIA_FF is not set
+# CONFIG_HID_GREENASIA is not set
+# CONFIG_HID_SMARTJOYPLUS is not set
 # CONFIG_HID_TOPSEED is not set
-# CONFIG_THRUSTMASTER_FF is not set
-# CONFIG_ZEROPLUS_FF is not set
+# CONFIG_HID_THRUSTMASTER is not set
+# CONFIG_HID_ZEROPLUS is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -1261,15 +1302,17 @@ CONFIG_USB_MON=y
 # USB Host Controller Drivers
 #
 # CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
 # CONFIG_USB_EHCI_HCD is not set
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_SOC=y
-CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
+CONFIG_USB_OHCI_HCD_PPC_OF=y
 CONFIG_USB_OHCI_HCD_PCI=y
 CONFIG_USB_OHCI_BIG_ENDIAN_DESC=y
 CONFIG_USB_OHCI_BIG_ENDIAN_MMIO=y
@@ -1400,6 +1443,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1411,6 +1455,7 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1434,6 +1479,10 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_DMADEVICES is not set
 # CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
 # CONFIG_STAGING is not set
 
 #
@@ -1453,10 +1502,13 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
-CONFIG_FILE_LOCKING=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -1533,12 +1585,12 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1624,6 +1676,7 @@ CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
+CONFIG_GENERIC_ATOMIC64=y
 
 #
 # Kernel hacking
@@ -1633,6 +1686,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1650,10 +1704,14 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
 # CONFIG_DEBUG_KOBJECT is not set
@@ -1665,11 +1723,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -1678,23 +1737,25 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
-
-#
-# Tracers
-#
+CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
-# CONFIG_CONTEXT_SWITCH_TRACER is not set
-# CONFIG_EVENT_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
 # CONFIG_BOOT_TRACER is not set
-# CONFIG_TRACE_BRANCH_PROFILING is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
 # CONFIG_STACK_TRACER is not set
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
@@ -1719,7 +1780,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1761,11 +1821,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc7448_hpc2_defconfig b/arch/powerpc/configs/mpc7448_hpc2_defconfig
index f23428c3b34e..d8b364a45944 100644
--- a/arch/powerpc/configs/mpc7448_hpc2_defconfig
+++ b/arch/powerpc/configs/mpc7448_hpc2_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:53 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:10 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -82,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -123,28 +125,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -241,6 +244,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -258,6 +262,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -350,6 +355,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -379,6 +385,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -386,7 +393,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -399,6 +405,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -478,6 +485,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -517,11 +525,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -543,6 +554,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -570,6 +582,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -666,9 +679,11 @@ CONFIG_8139TOO=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -715,10 +730,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -822,6 +834,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -836,9 +853,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -861,6 +876,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -874,7 +890,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -939,6 +954,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -997,7 +1013,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1069,6 +1084,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1086,6 +1102,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1107,7 +1124,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1138,11 +1154,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc8272_ads_defconfig b/arch/powerpc/configs/mpc8272_ads_defconfig
index 02716f72db6f..00fad81b6fce 100644
--- a/arch/powerpc/configs/mpc8272_ads_defconfig
+++ b/arch/powerpc/configs/mpc8272_ads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:54 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:11 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -82,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -116,29 +118,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -151,6 +154,7 @@ CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
 CONFIG_LBDAF=y
+CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
@@ -236,6 +240,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_FLATMEM=y
@@ -249,6 +254,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -397,6 +403,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_BT is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +411,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 
@@ -416,6 +422,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -477,7 +484,6 @@ CONFIG_MTD_CFI_UTIL=y
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 # CONFIG_MTD_PHYSMAP is not set
 CONFIG_MTD_PHYSMAP_OF=y
-# CONFIG_MTD_SBC8240 is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
 # CONFIG_MTD_PLATRAM is not set
 
@@ -604,7 +610,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FCC=y
@@ -652,10 +660,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -704,6 +709,7 @@ CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -714,6 +720,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_VSXXXAA is not set
@@ -793,15 +800,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -824,6 +835,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1032,6 +1044,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1067,10 +1080,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1093,6 +1108,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1121,7 +1137,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1163,6 +1178,7 @@ CONFIG_CRYPTO_PCBC=y
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc83xx_defconfig b/arch/powerpc/configs/mpc83xx_defconfig
index 4a96cb6925b4..64dff21516cb 100644
--- a/arch/powerpc/configs/mpc83xx_defconfig
+++ b/arch/powerpc/configs/mpc83xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:55 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:12 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -35,6 +35,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -86,11 +87,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -127,21 +129,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -149,6 +150,8 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -263,6 +266,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -280,6 +284,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -343,7 +348,8 @@ CONFIG_XFRM_USER=m
 # CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_XFRM_MIGRATE is not set
 # CONFIG_XFRM_STATISTICS is not set
-# CONFIG_NET_KEY is not set
+CONFIG_NET_KEY=y
+# CONFIG_NET_KEY_MIGRATE is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
 # CONFIG_IP_ADVANCED_ROUTER is not set
@@ -358,7 +364,7 @@ CONFIG_IP_PNP_BOOTP=y
 # CONFIG_ARPD is not set
 CONFIG_SYN_COOKIES=y
 # CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
+CONFIG_INET_ESP=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 # CONFIG_INET_TUNNEL is not set
@@ -377,6 +383,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -406,6 +413,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -413,7 +421,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -426,6 +433,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -433,9 +441,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 CONFIG_MTD_OF_PARTS=y
@@ -608,6 +616,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -647,11 +656,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -674,6 +686,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -701,6 +714,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -777,7 +791,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -800,7 +816,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -828,10 +843,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -935,6 +947,7 @@ CONFIG_GEN_RTC=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -990,9 +1003,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1025,14 +1035,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1083,6 +1103,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1094,9 +1115,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1135,6 +1154,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1145,6 +1165,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1158,7 +1179,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=m
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1181,6 +1201,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1233,6 +1254,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_FHCI_HCD is not set
@@ -1291,6 +1313,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1338,6 +1361,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1397,7 +1421,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1514,6 +1537,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1529,6 +1553,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1550,7 +1575,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1591,13 +1615,15 @@ CONFIG_CRYPTO_PCBC=m
 #
 # Hash modes
 #
-# CONFIG_CRYPTO_HMAC is not set
+CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1605,16 +1631,16 @@ CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_RMD160 is not set
 # CONFIG_CRYPTO_RMD256 is not set
 # CONFIG_CRYPTO_RMD320 is not set
-# CONFIG_CRYPTO_SHA1 is not set
-# CONFIG_CRYPTO_SHA256 is not set
-# CONFIG_CRYPTO_SHA512 is not set
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=y
+CONFIG_CRYPTO_SHA512=y
 # CONFIG_CRYPTO_TGR192 is not set
 # CONFIG_CRYPTO_WP512 is not set
 
 #
 # Ciphers
 #
-# CONFIG_CRYPTO_AES is not set
+CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANUBIS is not set
 # CONFIG_CRYPTO_ARC4 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
diff --git a/arch/powerpc/configs/mpc85xx_defconfig b/arch/powerpc/configs/mpc85xx_defconfig
index ee6acc6557f8..a12e7ba87a43 100644
--- a/arch/powerpc/configs/mpc85xx_defconfig
+++ b/arch/powerpc/configs/mpc85xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:55 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:25:20 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 # CONFIG_SMP is not set
@@ -36,6 +37,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +90,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -131,22 +134,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -154,7 +156,9 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -189,6 +193,7 @@ CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
 # CONFIG_FREEZER is not set
+CONFIG_PPC_MSI_BITMAP=y
 
 #
 # Platform support
@@ -206,7 +211,7 @@ CONFIG_MPC85xx_DS=y
 CONFIG_MPC85xx_RDB=y
 CONFIG_SOCRATES=y
 CONFIG_KSI8560=y
-# CONFIG_XES_MPC85xx is not set
+CONFIG_XES_MPC85xx=y
 CONFIG_STX_GP3=y
 CONFIG_TQM8540=y
 CONFIG_TQM8541=y
@@ -259,10 +264,10 @@ CONFIG_BINFMT_MISC=m
 CONFIG_MATH_EMULATION=y
 CONFIG_IOMMU_HELPER=y
 CONFIG_SWIOTLB=y
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -280,6 +285,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -307,7 +313,7 @@ CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_SYSCALL=y
 # CONFIG_PCIEPORTBUS is not set
 CONFIG_ARCH_SUPPORTS_MSI=y
-# CONFIG_PCI_MSI is not set
+CONFIG_PCI_MSI=y
 # CONFIG_PCI_LEGACY is not set
 # CONFIG_PCI_DEBUG is not set
 # CONFIG_PCI_STUB is not set
@@ -315,7 +321,8 @@ CONFIG_ARCH_SUPPORTS_MSI=y
 # CONFIG_PCCARD is not set
 # CONFIG_HOTPLUG_PCI is not set
 CONFIG_HAS_RAPIDIO=y
-# CONFIG_RAPIDIO is not set
+CONFIG_RAPIDIO=y
+CONFIG_RAPIDIO_DISC_TIMEOUT=30
 
 #
 # Advanced setup
@@ -345,7 +352,7 @@ CONFIG_XFRM_USER=y
 # CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_XFRM_MIGRATE is not set
 # CONFIG_XFRM_STATISTICS is not set
-CONFIG_NET_KEY=m
+CONFIG_NET_KEY=y
 # CONFIG_NET_KEY_MIGRATE is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -369,12 +376,12 @@ CONFIG_IP_PIMSM_V2=y
 CONFIG_ARPD=y
 # CONFIG_SYN_COOKIES is not set
 # CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
+CONFIG_INET_ESP=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 CONFIG_INET_TUNNEL=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
 # CONFIG_INET_XFRM_MODE_BEET is not set
 # CONFIG_INET_LRO is not set
 CONFIG_INET_DIAG=y
@@ -411,6 +418,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -441,6 +449,7 @@ CONFIG_SCTP_HMAC_MD5=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -448,7 +457,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -461,6 +469,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -554,6 +563,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -593,11 +603,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -620,6 +633,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -647,6 +661,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -723,7 +738,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 CONFIG_FS_ENET_HAS_SCC=y
 CONFIG_FS_ENET_HAS_FCC=y
@@ -750,7 +767,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -778,10 +794,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -798,6 +811,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_USB_RTL8150 is not set
 # CONFIG_USB_USBNET is not set
 # CONFIG_WAN is not set
+# CONFIG_RIONET is not set
 # CONFIG_FDDI is not set
 # CONFIG_HIPPI is not set
 # CONFIG_PPP is not set
@@ -898,6 +912,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -955,9 +970,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -991,15 +1003,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1020,6 +1036,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1030,6 +1047,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1049,6 +1067,7 @@ CONFIG_VGA_CONSOLE=y
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1152,7 +1171,6 @@ CONFIG_SND_USB=y
 CONFIG_AC97_BUS=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1175,6 +1193,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1227,6 +1246,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 CONFIG_USB_OHCI_HCD_PPC_OF_LE=y
@@ -1241,7 +1261,6 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_WHCI_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
-# CONFIG_USB_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1429,6 +1448,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1499,7 +1519,6 @@ CONFIG_SYSV_FS=m
 CONFIG_UFS_FS=m
 # CONFIG_UFS_FS_WRITE is not set
 # CONFIG_UFS_DEBUG is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1620,6 +1639,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1637,6 +1657,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1656,10 +1677,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1683,10 +1706,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1714,7 +1737,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1757,11 +1779,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1769,16 +1793,16 @@ CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_RMD160 is not set
 # CONFIG_CRYPTO_RMD256 is not set
 # CONFIG_CRYPTO_RMD320 is not set
-CONFIG_CRYPTO_SHA1=m
-# CONFIG_CRYPTO_SHA256 is not set
-# CONFIG_CRYPTO_SHA512 is not set
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=y
+CONFIG_CRYPTO_SHA512=y
 # CONFIG_CRYPTO_TGR192 is not set
 # CONFIG_CRYPTO_WP512 is not set
 
 #
 # Ciphers
 #
-# CONFIG_CRYPTO_AES is not set
+CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANUBIS is not set
 # CONFIG_CRYPTO_ARC4 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
diff --git a/arch/powerpc/configs/mpc85xx_smp_defconfig b/arch/powerpc/configs/mpc85xx_smp_defconfig
index db082ce5a1c5..cd70b4a4ce01 100644
--- a/arch/powerpc/configs/mpc85xx_smp_defconfig
+++ b/arch/powerpc/configs/mpc85xx_smp_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:56 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:26:01 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -22,6 +22,7 @@ CONFIG_FSL_EMB_PERFMON=y
 # CONFIG_PHYS_64BIT is not set
 CONFIG_SPE=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 CONFIG_PPC_BOOK3E_MMU=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_SMP=y
@@ -37,6 +38,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -89,11 +91,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -132,22 +135,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -155,8 +157,10 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -192,6 +196,7 @@ CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
 # CONFIG_FREEZER is not set
+CONFIG_PPC_MSI_BITMAP=y
 
 #
 # Platform support
@@ -206,9 +211,10 @@ CONFIG_MPC85xx_CDS=y
 CONFIG_MPC85xx_MDS=y
 CONFIG_MPC8536_DS=y
 CONFIG_MPC85xx_DS=y
+CONFIG_MPC85xx_RDB=y
 CONFIG_SOCRATES=y
 CONFIG_KSI8560=y
-# CONFIG_XES_MPC85xx is not set
+CONFIG_XES_MPC85xx=y
 CONFIG_STX_GP3=y
 CONFIG_TQM8540=y
 CONFIG_TQM8541=y
@@ -261,11 +267,11 @@ CONFIG_BINFMT_MISC=m
 CONFIG_MATH_EMULATION=y
 CONFIG_IOMMU_HELPER=y
 CONFIG_SWIOTLB=y
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_IRQ_ALL_CPUS is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -283,6 +289,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -310,7 +317,7 @@ CONFIG_PCI_DOMAINS=y
 CONFIG_PCI_SYSCALL=y
 # CONFIG_PCIEPORTBUS is not set
 CONFIG_ARCH_SUPPORTS_MSI=y
-# CONFIG_PCI_MSI is not set
+CONFIG_PCI_MSI=y
 # CONFIG_PCI_LEGACY is not set
 # CONFIG_PCI_DEBUG is not set
 # CONFIG_PCI_STUB is not set
@@ -318,7 +325,8 @@ CONFIG_ARCH_SUPPORTS_MSI=y
 # CONFIG_PCCARD is not set
 # CONFIG_HOTPLUG_PCI is not set
 CONFIG_HAS_RAPIDIO=y
-# CONFIG_RAPIDIO is not set
+CONFIG_RAPIDIO=y
+CONFIG_RAPIDIO_DISC_TIMEOUT=30
 
 #
 # Advanced setup
@@ -348,7 +356,7 @@ CONFIG_XFRM_USER=y
 # CONFIG_XFRM_SUB_POLICY is not set
 # CONFIG_XFRM_MIGRATE is not set
 # CONFIG_XFRM_STATISTICS is not set
-CONFIG_NET_KEY=m
+CONFIG_NET_KEY=y
 # CONFIG_NET_KEY_MIGRATE is not set
 CONFIG_INET=y
 CONFIG_IP_MULTICAST=y
@@ -372,12 +380,12 @@ CONFIG_IP_PIMSM_V2=y
 CONFIG_ARPD=y
 # CONFIG_SYN_COOKIES is not set
 # CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
+CONFIG_INET_ESP=y
 # CONFIG_INET_IPCOMP is not set
 # CONFIG_INET_XFRM_TUNNEL is not set
 CONFIG_INET_TUNNEL=y
-# CONFIG_INET_XFRM_MODE_TRANSPORT is not set
-# CONFIG_INET_XFRM_MODE_TUNNEL is not set
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
 # CONFIG_INET_XFRM_MODE_BEET is not set
 # CONFIG_INET_LRO is not set
 CONFIG_INET_DIAG=y
@@ -414,6 +422,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -444,6 +453,7 @@ CONFIG_SCTP_HMAC_MD5=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -451,7 +461,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -464,6 +473,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -557,6 +567,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -596,11 +607,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -623,6 +637,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -650,6 +665,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -726,7 +742,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 CONFIG_FS_ENET_HAS_SCC=y
 CONFIG_FS_ENET_HAS_FCC=y
@@ -753,7 +771,6 @@ CONFIG_NETDEV_1000=y
 CONFIG_FSL_PQ_MDIO=y
 CONFIG_GIANFAR=y
 CONFIG_UCC_GETH=y
-# CONFIG_UGETH_MAGIC_PACKET is not set
 # CONFIG_UGETH_TX_ON_DEMAND is not set
 # CONFIG_MV643XX_ETH is not set
 # CONFIG_QLA3XXX is not set
@@ -781,10 +798,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -801,6 +815,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_USB_RTL8150 is not set
 # CONFIG_USB_USBNET is not set
 # CONFIG_WAN is not set
+# CONFIG_RIONET is not set
 # CONFIG_FDDI is not set
 # CONFIG_HIPPI is not set
 # CONFIG_PPP is not set
@@ -901,6 +916,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -958,9 +974,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -994,15 +1007,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1023,6 +1040,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1033,6 +1051,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1052,6 +1071,7 @@ CONFIG_VGA_CONSOLE=y
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1155,7 +1175,6 @@ CONFIG_SND_USB=y
 CONFIG_AC97_BUS=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1178,6 +1197,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1230,6 +1250,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 CONFIG_USB_OHCI_HCD_PPC_OF_LE=y
@@ -1244,7 +1265,6 @@ CONFIG_USB_OHCI_LITTLE_ENDIAN=y
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_WHCI_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
-# CONFIG_USB_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1432,6 +1452,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1502,7 +1523,6 @@ CONFIG_SYSV_FS=m
 CONFIG_UFS_FS=m
 # CONFIG_UFS_FS_WRITE is not set
 # CONFIG_UFS_DEBUG is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1623,6 +1643,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1640,6 +1661,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1659,10 +1681,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1686,10 +1710,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1717,7 +1741,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1760,11 +1783,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1772,16 +1797,16 @@ CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_RMD160 is not set
 # CONFIG_CRYPTO_RMD256 is not set
 # CONFIG_CRYPTO_RMD320 is not set
-CONFIG_CRYPTO_SHA1=m
-# CONFIG_CRYPTO_SHA256 is not set
-# CONFIG_CRYPTO_SHA512 is not set
+CONFIG_CRYPTO_SHA1=y
+CONFIG_CRYPTO_SHA256=y
+CONFIG_CRYPTO_SHA512=y
 # CONFIG_CRYPTO_TGR192 is not set
 # CONFIG_CRYPTO_WP512 is not set
 
 #
 # Ciphers
 #
-# CONFIG_CRYPTO_AES is not set
+CONFIG_CRYPTO_AES=y
 # CONFIG_CRYPTO_ANUBIS is not set
 # CONFIG_CRYPTO_ARC4 is not set
 # CONFIG_CRYPTO_BLOWFISH is not set
diff --git a/arch/powerpc/configs/mpc866_ads_defconfig b/arch/powerpc/configs/mpc866_ads_defconfig
index 6809b61ed3de..40d6f0568ca5 100644
--- a/arch/powerpc/configs/mpc866_ads_defconfig
+++ b/arch/powerpc/configs/mpc866_ads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:57 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:15 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -16,6 +16,7 @@ CONFIG_PPC_8xx=y
 # CONFIG_E200 is not set
 CONFIG_8xx=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_PPC32=y
@@ -29,6 +30,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -76,11 +78,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -113,28 +116,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -233,10 +237,10 @@ CONFIG_BINFMT_ELF=y
 CONFIG_MATH_EMULATION=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -254,6 +258,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -340,6 +345,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -369,6 +375,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -376,7 +383,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -467,6 +473,8 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 CONFIG_FS_ENET_HAS_SCC=y
 CONFIG_FS_ENET_HAS_FEC=y
@@ -476,10 +484,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_GIANFAR is not set
 # CONFIG_MV643XX_ETH is not set
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -520,6 +525,7 @@ CONFIG_INPUT_KEYBOARD=y
 CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -530,6 +536,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_VSXXXAA is not set
@@ -595,6 +602,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -605,9 +617,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -641,7 +651,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -705,6 +714,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -763,7 +773,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -836,6 +845,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -851,6 +861,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -871,7 +882,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -902,11 +912,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc86xx_defconfig b/arch/powerpc/configs/mpc86xx_defconfig
index 0e8684a3138d..5b3abb42ae30 100644
--- a/arch/powerpc/configs/mpc86xx_defconfig
+++ b/arch/powerpc/configs/mpc86xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:58 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:16 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -88,11 +89,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -131,22 +133,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
@@ -154,7 +155,9 @@ CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -253,13 +256,13 @@ CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=m
 CONFIG_IOMMU_HELPER=y
 CONFIG_SWIOTLB=y
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
 # CONFIG_IRQ_ALL_CPUS is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -277,6 +280,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -406,6 +410,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -436,6 +441,7 @@ CONFIG_SCTP_HMAC_MD5=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -443,7 +449,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -456,6 +461,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -549,6 +555,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -588,11 +595,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_SATA_AHCI=y
 # CONFIG_SATA_SIL24 is not set
@@ -615,6 +625,7 @@ CONFIG_ATA_SFF=y
 CONFIG_PATA_ALI=y
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -642,6 +653,7 @@ CONFIG_PATA_ALI=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -718,7 +730,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -766,10 +780,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -883,6 +894,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -938,9 +950,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -974,15 +983,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1003,6 +1016,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1013,6 +1027,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1032,6 +1047,7 @@ CONFIG_VGA_CONSOLE=y
 CONFIG_DUMMY_CONSOLE=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1135,7 +1151,6 @@ CONFIG_SND_USB=y
 CONFIG_AC97_BUS=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1158,6 +1173,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1210,6 +1226,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 CONFIG_USB_OHCI_HCD_PPC_OF_BE=y
 CONFIG_USB_OHCI_HCD_PPC_OF_LE=y
@@ -1389,6 +1406,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1459,7 +1477,6 @@ CONFIG_SYSV_FS=m
 CONFIG_UFS_FS=m
 # CONFIG_UFS_FS_WRITE is not set
 # CONFIG_UFS_DEBUG is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1577,6 +1594,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1594,6 +1612,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1613,10 +1632,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1639,10 +1660,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
@@ -1669,7 +1690,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1711,11 +1731,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/mpc885_ads_defconfig b/arch/powerpc/configs/mpc885_ads_defconfig
index dbe8e869a827..1da3488a603d 100644
--- a/arch/powerpc/configs/mpc885_ads_defconfig
+++ b/arch/powerpc/configs/mpc885_ads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:31:59 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:17 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -16,6 +16,7 @@ CONFIG_PPC_8xx=y
 # CONFIG_E200 is not set
 CONFIG_8xx=y
 CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_32=y
 # CONFIG_PPC_MM_SLICES is not set
 CONFIG_NOT_COHERENT_CACHE=y
 CONFIG_PPC32=y
@@ -29,6 +30,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -77,11 +79,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -115,28 +118,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -241,10 +245,10 @@ CONFIG_BINFMT_ELF=y
 CONFIG_8XX_MINIMAL_FPEMU=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -262,6 +266,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -344,6 +349,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -373,6 +379,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -380,7 +387,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -393,6 +399,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -540,16 +547,15 @@ CONFIG_MII=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FEC=y
 CONFIG_FS_ENET_MDIO_FEC=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -622,7 +628,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -683,6 +688,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -742,7 +748,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -814,6 +819,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -831,6 +837,7 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_SPINLOCK is not set
 # CONFIG_DEBUG_MUTEXES is not set
 # CONFIG_DEBUG_LOCK_ALLOC is not set
@@ -847,10 +854,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_DEBUG_PAGEALLOC is not set
@@ -872,10 +881,10 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_PPC_DISABLE_WERROR is not set
 CONFIG_PPC_WERROR=y
 CONFIG_PRINT_STACK_DEPTH=64
diff --git a/arch/powerpc/configs/pasemi_defconfig b/arch/powerpc/configs/pasemi_defconfig
index 4f8681cc8d77..20ba0cfff8ba 100644
--- a/arch/powerpc/configs/pasemi_defconfig
+++ b/arch/powerpc/configs/pasemi_defconfig
@@ -1,49 +1,58 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.26-rc3
-# Tue May 27 16:08:06 2008
+# Linux kernel version: 2.6.32-rc3
+# Tue Oct  6 10:27:18 2009
 #
 CONFIG_PPC64=y
 
 #
 # Processor support
 #
+CONFIG_PPC_BOOK3S_64=y
+# CONFIG_PPC_BOOK3E_64 is not set
+CONFIG_PPC_BOOK3S=y
 CONFIG_POWER4_ONLY=y
 CONFIG_POWER4=y
 # CONFIG_TUNE_CELL is not set
 CONFIG_PPC_FPU=y
 CONFIG_ALTIVEC=y
+# CONFIG_VSX is not set
 CONFIG_PPC_STD_MMU=y
+CONFIG_PPC_STD_MMU_64=y
 CONFIG_PPC_MM_SLICES=y
 # CONFIG_VIRT_CPU_ACCOUNTING is not set
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
+CONFIG_PPC_PERF_CTRS=y
 CONFIG_SMP=y
 CONFIG_NR_CPUS=2
 CONFIG_64BIT=y
 CONFIG_WORD_SIZE=64
-CONFIG_PPC_MERGE=y
+CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
 CONFIG_MMU=y
 CONFIG_GENERIC_CMOS_UPDATE=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_TIME_VSYSCALL=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_HAVE_SETUP_PER_CPU_AREA=y
+CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 CONFIG_LOCKDEP_SUPPORT=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
 CONFIG_ARCH_HAS_ILOG2_U32=y
 CONFIG_ARCH_HAS_ILOG2_U64=y
 CONFIG_GENERIC_HWEIGHT=y
-CONFIG_GENERIC_CALIBRATE_DELAY=y
 CONFIG_GENERIC_FIND_NEXT_BIT=y
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_PPC=y
 CONFIG_EARLY_PRINTK=y
 CONFIG_COMPAT=y
 CONFIG_SYSVIPC_COMPAT=y
-CONFIG_SCHED_NO_NO_OMIT_FRAME_POINTER=y
+CONFIG_SCHED_OMIT_FRAME_POINTER=y
 CONFIG_ARCH_MAY_HAVE_PC_FDC=y
 CONFIG_PPC_OF=y
 CONFIG_OF=y
@@ -51,11 +60,14 @@ CONFIG_PPC_UDBG_16550=y
 # CONFIG_GENERIC_TBSYNC is not set
 CONFIG_AUDIT_ARCH=y
 CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
 # CONFIG_DEFAULT_UIMAGE is not set
 # CONFIG_PPC_DCR_NATIVE is not set
 # CONFIG_PPC_DCR_MMIO is not set
 # CONFIG_PPC_OF_PLATFORM_PCI is not set
+CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -72,10 +84,20 @@ CONFIG_SYSVIPC_SYSCTL=y
 # CONFIG_BSD_PROCESS_ACCT is not set
 # CONFIG_TASKSTATS is not set
 # CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=64
+# CONFIG_RCU_FANOUT_EXACT is not set
+# CONFIG_TREE_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
-# CONFIG_CGROUPS is not set
 # CONFIG_GROUP_SCHED is not set
+# CONFIG_CGROUPS is not set
 CONFIG_SYSFS_DEPRECATED=y
 CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_RELAY is not set
@@ -84,13 +106,17 @@ CONFIG_NAMESPACES=y
 # CONFIG_IPC_NS is not set
 # CONFIG_USER_NS is not set
 # CONFIG_PID_NS is not set
+# CONFIG_NET_NS is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+CONFIG_RD_BZIP2=y
+CONFIG_RD_LZMA=y
 # CONFIG_CC_OPTIMIZE_FOR_SIZE is not set
 CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
 # CONFIG_EMBEDDED is not set
 CONFIG_SYSCTL_SYSCALL=y
-CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_KALLSYMS=y
 # CONFIG_KALLSYMS_ALL is not set
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
@@ -98,32 +124,52 @@ CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
 CONFIG_BUG=y
 CONFIG_ELF_CORE=y
-CONFIG_COMPAT_BRK=y
 CONFIG_BASE_FULL=y
 CONFIG_FUTEX=y
-CONFIG_ANON_INODES=y
 CONFIG_EPOLL=y
 CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
+CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
+CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
+CONFIG_TRACEPOINTS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
+CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
+CONFIG_HAVE_SYSCALL_WRAPPERS=y
+CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
-# CONFIG_HAVE_DMA_ATTRS is not set
-CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
+# CONFIG_SLOW_WORK is not set
+# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
 CONFIG_SLABINFO=y
 CONFIG_RT_MUTEXES=y
-# CONFIG_TINY_SHMEM is not set
 CONFIG_BASE_SMALL=0
 CONFIG_MODULES=y
 # CONFIG_MODULE_FORCE_LOAD is not set
@@ -131,11 +177,10 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_FORCE_UNLOAD is not set
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
-# CONFIG_KMOD is not set
 CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
-# CONFIG_BLK_DEV_IO_TRACE is not set
 # CONFIG_BLK_DEV_BSG is not set
+# CONFIG_BLK_DEV_INTEGRITY is not set
 CONFIG_BLOCK_COMPAT=y
 
 #
@@ -150,19 +195,14 @@ CONFIG_DEFAULT_AS=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="anticipatory"
-CONFIG_CLASSIC_RCU=y
+# CONFIG_FREEZER is not set
+CONFIG_PPC_MSI_BITMAP=y
 
 #
 # Platform support
 #
-CONFIG_PPC_MULTIPLATFORM=y
-# CONFIG_PPC_82xx is not set
-# CONFIG_PPC_83xx is not set
-# CONFIG_PPC_86xx is not set
 # CONFIG_PPC_PSERIES is not set
 # CONFIG_PPC_ISERIES is not set
-# CONFIG_PPC_MPC512x is not set
-# CONFIG_PPC_MPC5121 is not set
 # CONFIG_PPC_PMAC is not set
 # CONFIG_PPC_MAPLE is not set
 CONFIG_PPC_PASEMI=y
@@ -178,8 +218,10 @@ CONFIG_PPC_PASEMI_MDIO=y
 # CONFIG_PPC_CELL_NATIVE is not set
 # CONFIG_PPC_IBM_CELL_BLADE is not set
 # CONFIG_PPC_CELLEB is not set
+# CONFIG_PPC_CELL_QPACE is not set
 # CONFIG_PQ2ADS is not set
 CONFIG_PPC_NATIVE=y
+CONFIG_PPC_OF_BOOT_TRAMPOLINE=y
 # CONFIG_IPIC is not set
 CONFIG_MPIC=y
 # CONFIG_MPIC_WEIRD is not set
@@ -213,6 +255,7 @@ CONFIG_CPU_FREQ_GOV_ONDEMAND=y
 #
 CONFIG_PPC_PASEMI_CPUFREQ=y
 # CONFIG_FSL_ULI1575 is not set
+# CONFIG_SIMPLE_GPIO is not set
 
 #
 # Kernel options
@@ -226,16 +269,19 @@ CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 # CONFIG_HZ_300 is not set
 CONFIG_HZ_1000=y
 CONFIG_HZ=1000
-# CONFIG_SCHED_HRTICK is not set
+CONFIG_SCHED_HRTICK=y
 CONFIG_PREEMPT_NONE=y
 # CONFIG_PREEMPT_VOLUNTARY is not set
 # CONFIG_PREEMPT is not set
 CONFIG_BINFMT_ELF=y
 CONFIG_COMPAT_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+# CONFIG_HAVE_AOUT is not set
 # CONFIG_BINFMT_MISC is not set
 CONFIG_HUGETLB_PAGE_SIZE_VARIABLE=y
 CONFIG_IOMMU_VMERGE=y
 CONFIG_IOMMU_HELPER=y
+# CONFIG_SWIOTLB is not set
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
@@ -243,6 +289,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_CRASH_DUMP is not set
 # CONFIG_IRQ_ALL_CPUS is not set
 # CONFIG_NUMA is not set
+CONFIG_MAX_ACTIVE_REGIONS=256
 CONFIG_ARCH_SELECT_MEMORY_MODEL=y
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_SPARSEMEM_ENABLE=y
@@ -253,20 +300,28 @@ CONFIG_FLATMEM_MANUAL=y
 # CONFIG_SPARSEMEM_MANUAL is not set
 CONFIG_FLATMEM=y
 CONFIG_FLAT_NODE_MEM_MAP=y
-# CONFIG_SPARSEMEM_STATIC is not set
 CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
 CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
-CONFIG_RESOURCES_64BIT=y
+CONFIG_MIGRATION=y
+CONFIG_PHYS_ADDR_T_64BIT=y
 CONFIG_ZONE_DMA_FLAG=1
 CONFIG_BOUNCE=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_HAS_HASH_64K=y
+# CONFIG_PPC_4K_PAGES is not set
+# CONFIG_PPC_16K_PAGES is not set
 CONFIG_PPC_64K_PAGES=y
+# CONFIG_PPC_256K_PAGES is not set
 CONFIG_FORCE_MAX_ZONEORDER=9
 # CONFIG_PPC_SUBPAGE_PROT is not set
 # CONFIG_SCHED_SMT is not set
 CONFIG_PROC_DEVICETREE=y
 # CONFIG_CMDLINE_BOOL is not set
+CONFIG_EXTRA_TARGETS=""
 # CONFIG_PM is not set
 # CONFIG_SECCOMP is not set
 CONFIG_ISA_DMA_API=y
@@ -285,6 +340,8 @@ CONFIG_ARCH_SUPPORTS_MSI=y
 CONFIG_PCI_MSI=y
 CONFIG_PCI_LEGACY=y
 # CONFIG_PCI_DEBUG is not set
+# CONFIG_PCI_STUB is not set
+# CONFIG_PCI_IOV is not set
 CONFIG_PCCARD=y
 CONFIG_PCMCIA_DEBUG=y
 CONFIG_PCMCIA=y
@@ -301,13 +358,10 @@ CONFIG_CARDBUS=y
 CONFIG_ELECTRA_CF=y
 # CONFIG_HOTPLUG_PCI is not set
 # CONFIG_HAS_RAPIDIO is not set
+# CONFIG_RELOCATABLE is not set
 CONFIG_PAGE_OFFSET=0xc000000000000000
 CONFIG_KERNEL_START=0xc000000000000000
 CONFIG_PHYSICAL_START=0x00000000
-
-#
-# Networking
-#
 CONFIG_NET=y
 
 #
@@ -356,9 +410,11 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
 # CONFIG_VLAN_8021Q is not set
 # CONFIG_DECNET is not set
 # CONFIG_LLC2 is not set
@@ -368,25 +424,32 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_LAPB is not set
 # CONFIG_ECONET is not set
 # CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
 # CONFIG_NET_SCHED is not set
+# CONFIG_DCB is not set
 
 #
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
+# CONFIG_NET_DROP_MONITOR is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
 # CONFIG_BT is not set
 # CONFIG_AF_RXRPC is not set
+CONFIG_WIRELESS=y
+# CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
+# CONFIG_WIRELESS_OLD_REGULATORY is not set
+# CONFIG_WIRELESS_EXT is not set
+# CONFIG_LIB80211 is not set
 
 #
-# Wireless
+# CFG80211 needs to be enabled for MAC80211
 #
-# CONFIG_CFG80211 is not set
-# CONFIG_WIRELESS_EXT is not set
-# CONFIG_MAC80211 is not set
-# CONFIG_IEEE80211 is not set
+# CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
 
@@ -398,15 +461,19 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_DEBUG_DRIVER is not set
 # CONFIG_DEBUG_DEVRES is not set
 # CONFIG_SYS_HYPERVISOR is not set
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 # CONFIG_MTD_PARTITIONS is not set
 
@@ -478,11 +545,17 @@ CONFIG_MTD_NAND_PASEMI=y
 # CONFIG_MTD_ONENAND is not set
 
 #
+# LPDDR flash memory drivers
+#
+# CONFIG_MTD_LPDDR is not set
+
+#
 # UBI - Unsorted block images
 #
 # CONFIG_MTD_UBI is not set
 CONFIG_OF_DEVICE=y
 CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
 # CONFIG_PARPORT is not set
 CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_FD is not set
@@ -501,29 +574,41 @@ CONFIG_BLK_DEV_RAM_SIZE=16384
 # CONFIG_BLK_DEV_XIP is not set
 # CONFIG_CDROM_PKTCDVD is not set
 # CONFIG_ATA_OVER_ETH is not set
+# CONFIG_BLK_DEV_HD is not set
 CONFIG_MISC_DEVICES=y
 # CONFIG_PHANTOM is not set
-# CONFIG_EEPROM_93CX6 is not set
 # CONFIG_SGI_IOC4 is not set
 # CONFIG_TIFM_CORE is not set
+# CONFIG_ICS932S401 is not set
 # CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_HP_ILO is not set
+# CONFIG_ISL29003 is not set
+# CONFIG_C2PORT is not set
+
+#
+# EEPROM support
+#
+# CONFIG_EEPROM_AT24 is not set
+CONFIG_EEPROM_LEGACY=y
+# CONFIG_EEPROM_MAX6875 is not set
+# CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
 CONFIG_HAVE_IDE=y
 CONFIG_IDE=y
-CONFIG_BLK_DEV_IDE=y
 
 #
 # Please see Documentation/ide/ide.txt for help/info on IDE drives
 #
+CONFIG_IDE_ATAPI=y
 # CONFIG_BLK_DEV_IDE_SATA is not set
-CONFIG_BLK_DEV_IDEDISK=y
-CONFIG_IDEDISK_MULTI_MODE=y
+CONFIG_IDE_GD=y
+CONFIG_IDE_GD_ATA=y
+# CONFIG_IDE_GD_ATAPI is not set
 # CONFIG_BLK_DEV_IDECS is not set
 # CONFIG_BLK_DEV_DELKIN is not set
 CONFIG_BLK_DEV_IDECD=y
 CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y
 # CONFIG_BLK_DEV_IDETAPE is not set
-# CONFIG_BLK_DEV_IDEFLOPPY is not set
-CONFIG_BLK_DEV_IDESCSI=y
 CONFIG_IDE_TASK_IOCTL=y
 CONFIG_IDE_PROC_FS=y
 
@@ -542,14 +627,13 @@ CONFIG_IDE_PROC_FS=y
 # CONFIG_BLK_DEV_AMD74XX is not set
 # CONFIG_BLK_DEV_CMD64X is not set
 # CONFIG_BLK_DEV_TRIFLEX is not set
-# CONFIG_BLK_DEV_CY82C693 is not set
 # CONFIG_BLK_DEV_CS5520 is not set
 # CONFIG_BLK_DEV_CS5530 is not set
-# CONFIG_BLK_DEV_HPT34X is not set
 # CONFIG_BLK_DEV_HPT366 is not set
 # CONFIG_BLK_DEV_JMICRON is not set
 # CONFIG_BLK_DEV_SC1200 is not set
 # CONFIG_BLK_DEV_PIIX is not set
+# CONFIG_BLK_DEV_IT8172 is not set
 # CONFIG_BLK_DEV_IT8213 is not set
 # CONFIG_BLK_DEV_IT821X is not set
 # CONFIG_BLK_DEV_NS87415 is not set
@@ -563,8 +647,6 @@ CONFIG_IDE_PROC_FS=y
 # CONFIG_BLK_DEV_VIA82CXXX is not set
 # CONFIG_BLK_DEV_TC86C001 is not set
 # CONFIG_BLK_DEV_IDEDMA is not set
-# CONFIG_BLK_DEV_HD_ONLY is not set
-# CONFIG_BLK_DEV_HD is not set
 
 #
 # SCSI device support
@@ -586,10 +668,6 @@ CONFIG_BLK_DEV_SR=y
 CONFIG_BLK_DEV_SR_VENDOR=y
 CONFIG_CHR_DEV_SG=y
 CONFIG_CHR_DEV_SCH=y
-
-#
-# Some SCSI devices (e.g. CD jukebox) support multiple LUNs
-#
 CONFIG_SCSI_MULTI_LUN=y
 CONFIG_SCSI_CONSTANTS=y
 CONFIG_SCSI_LOGGING=y
@@ -606,6 +684,8 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_CXGB3_ISCSI is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -614,11 +694,16 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_AIC7XXX_OLD is not set
 # CONFIG_SCSI_AIC79XX is not set
 # CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_ARCMSR is not set
 # CONFIG_MEGARAID_NEWGEN is not set
 # CONFIG_MEGARAID_LEGACY is not set
 # CONFIG_MEGARAID_SAS is not set
+# CONFIG_SCSI_MPT2SAS is not set
 # CONFIG_SCSI_HPTIOP is not set
+# CONFIG_LIBFC is not set
+# CONFIG_LIBFCOE is not set
+# CONFIG_FCOE is not set
 # CONFIG_SCSI_DMX3191D is not set
 # CONFIG_SCSI_EATA is not set
 # CONFIG_SCSI_FUTURE_DOMAIN is not set
@@ -626,7 +711,6 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_IPS is not set
 # CONFIG_SCSI_INITIO is not set
 # CONFIG_SCSI_INIA100 is not set
-# CONFIG_SCSI_MVSAS is not set
 # CONFIG_SCSI_STEX is not set
 # CONFIG_SCSI_SYM53C8XX_2 is not set
 # CONFIG_SCSI_IPR is not set
@@ -637,10 +721,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC395x is not set
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
+# CONFIG_SCSI_DH is not set
+# CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 CONFIG_SATA_SIL24=y
@@ -662,6 +750,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -690,6 +779,7 @@ CONFIG_ATA_GENERIC=y
 CONFIG_PATA_PCMCIA=y
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -703,12 +793,15 @@ CONFIG_PATA_OF_PLATFORM=y
 # CONFIG_PATA_SCH is not set
 CONFIG_MD=y
 CONFIG_BLK_DEV_MD=y
+CONFIG_MD_AUTODETECT=y
 CONFIG_MD_LINEAR=y
 CONFIG_MD_RAID0=y
 CONFIG_MD_RAID1=y
 CONFIG_MD_RAID10=y
 CONFIG_MD_RAID456=y
-CONFIG_MD_RAID5_RESHAPE=y
+# CONFIG_MULTICORE_RAID456 is not set
+CONFIG_MD_RAID6_PQ=y
+# CONFIG_ASYNC_RAID6_TEST is not set
 # CONFIG_MD_MULTIPATH is not set
 # CONFIG_MD_FAULTY is not set
 CONFIG_BLK_DEV_DM=y
@@ -725,12 +818,19 @@ CONFIG_DM_CRYPT=y
 #
 # IEEE 1394 (FireWire) support
 #
+
+#
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
+#
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 # CONFIG_MACINTOSH_DRIVERS is not set
 CONFIG_NETDEVICES=y
-# CONFIG_NETDEVICES_MULTIQUEUE is not set
 CONFIG_DUMMY=y
 # CONFIG_BONDING is not set
 # CONFIG_MACVLAN is not set
@@ -753,6 +853,9 @@ CONFIG_MARVELL_PHY=y
 # CONFIG_BROADCOM_PHY is not set
 # CONFIG_ICPLUS_PHY is not set
 # CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
 # CONFIG_FIXED_PHY is not set
 # CONFIG_MDIO_BITBANG is not set
 CONFIG_NET_ETHERNET=y
@@ -761,19 +864,23 @@ CONFIG_MII=y
 # CONFIG_SUNGEM is not set
 # CONFIG_CASSINI is not set
 # CONFIG_NET_VENDOR_3COM is not set
+# CONFIG_ETHOC is not set
+# CONFIG_DNET is not set
 # CONFIG_NET_TULIP is not set
 # CONFIG_HP100 is not set
 # CONFIG_IBM_NEW_EMAC_ZMII is not set
 # CONFIG_IBM_NEW_EMAC_RGMII is not set
 # CONFIG_IBM_NEW_EMAC_TAH is not set
 # CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 CONFIG_NET_PCI=y
 # CONFIG_PCNET32 is not set
 # CONFIG_AMD8111_ETH is not set
 # CONFIG_ADAPTEC_STARFIRE is not set
 # CONFIG_B44 is not set
 # CONFIG_FORCEDETH is not set
-# CONFIG_EEPRO100 is not set
 # CONFIG_E100 is not set
 # CONFIG_FEALNX is not set
 # CONFIG_NATSEMI is not set
@@ -783,19 +890,22 @@ CONFIG_NET_PCI=y
 # CONFIG_R6040 is not set
 # CONFIG_SIS900 is not set
 # CONFIG_EPIC100 is not set
+# CONFIG_SMSC9420 is not set
 # CONFIG_SUNDANCE is not set
+# CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
+# CONFIG_ATL2 is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
 CONFIG_E1000=y
-CONFIG_E1000_NAPI=y
-# CONFIG_E1000_DISABLE_PACKET_SPLIT is not set
 # CONFIG_E1000E is not set
-# CONFIG_E1000E_ENABLED is not set
 # CONFIG_IP1000 is not set
 # CONFIG_IGB is not set
+# CONFIG_IGBVF is not set
 # CONFIG_NS83820 is not set
 # CONFIG_HAMACHI is not set
 # CONFIG_YELLOWFIN is not set
@@ -806,30 +916,40 @@ CONFIG_E1000_NAPI=y
 # CONFIG_VIA_VELOCITY is not set
 CONFIG_TIGON3=y
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
+# CONFIG_ATL1E is not set
+# CONFIG_ATL1C is not set
+# CONFIG_JME is not set
 CONFIG_NETDEV_10000=y
 # CONFIG_CHELSIO_T1 is not set
+CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_CHELSIO_T3 is not set
+# CONFIG_ENIC is not set
 # CONFIG_IXGBE is not set
 # CONFIG_IXGB is not set
 # CONFIG_S2IO is not set
+# CONFIG_VXGE is not set
 # CONFIG_MYRI10GE is not set
 # CONFIG_NETXEN_NIC is not set
 # CONFIG_NIU is not set
 CONFIG_PASEMI_MAC=y
+# CONFIG_MLX4_EN is not set
 # CONFIG_MLX4_CORE is not set
 # CONFIG_TEHUTI is not set
 # CONFIG_BNX2X is not set
+# CONFIG_QLGE is not set
 # CONFIG_SFC is not set
+# CONFIG_BE2NET is not set
 # CONFIG_TR is not set
+CONFIG_WLAN=y
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
 
 #
-# Wireless LAN
+# Enable WiMAX (Networking options) to see the WiMAX drivers
 #
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
-# CONFIG_IWLWIFI_LEDS is not set
 
 #
 # USB Network Adapters
@@ -874,17 +994,23 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 CONFIG_INPUT_MOUSE=y
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_APPLETOUCH is not set
+# CONFIG_MOUSE_BCM5974 is not set
 # CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_MOUSE_SYNAPTICS_I2C is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
 # CONFIG_INPUT_TOUCHSCREEN is not set
@@ -900,6 +1026,7 @@ CONFIG_INPUT_MOUSE=y
 # Character devices
 #
 CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
 CONFIG_VT_CONSOLE=y
 CONFIG_HW_CONSOLE=y
 # CONFIG_VT_HW_CONSOLE_BINDING is not set
@@ -926,10 +1053,13 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_SERIAL_JSM is not set
 # CONFIG_SERIAL_OF_PLATFORM is not set
 CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
 CONFIG_LEGACY_PTYS=y
 CONFIG_LEGACY_PTY_COUNT=4
+# CONFIG_HVC_UDBG is not set
 # CONFIG_IPMI_HANDLER is not set
 CONFIG_HW_RANDOM=y
+# CONFIG_HW_RANDOM_TIMERIOMEM is not set
 CONFIG_HW_RANDOM_PASEMI=y
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
@@ -948,57 +1078,85 @@ CONFIG_MAX_RAW_DEVS=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOBIT=y
 
 #
 # I2C Hardware Bus support
 #
+
+#
+# PC SMBus host controller drivers
+#
 # CONFIG_I2C_ALI1535 is not set
 # CONFIG_I2C_ALI1563 is not set
 # CONFIG_I2C_ALI15X3 is not set
 # CONFIG_I2C_AMD756 is not set
 # CONFIG_I2C_AMD8111 is not set
 # CONFIG_I2C_I801 is not set
-# CONFIG_I2C_I810 is not set
+# CONFIG_I2C_ISCH is not set
 # CONFIG_I2C_PIIX4 is not set
 # CONFIG_I2C_NFORCE2 is not set
-# CONFIG_I2C_OCORES is not set
-# CONFIG_I2C_PARPORT_LIGHT is not set
-CONFIG_I2C_PASEMI=y
-# CONFIG_I2C_PROSAVAGE is not set
-# CONFIG_I2C_SAVAGE4 is not set
-# CONFIG_I2C_SIMTEC is not set
 # CONFIG_I2C_SIS5595 is not set
 # CONFIG_I2C_SIS630 is not set
 # CONFIG_I2C_SIS96X is not set
-# CONFIG_I2C_TAOS_EVM is not set
-# CONFIG_I2C_STUB is not set
-# CONFIG_I2C_TINY_USB is not set
 # CONFIG_I2C_VIA is not set
 # CONFIG_I2C_VIAPRO is not set
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_OCORES is not set
+CONFIG_I2C_PASEMI=y
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+# CONFIG_I2C_TINY_USB is not set
+
+#
+# Graphics adapter I2C/DDC channel drivers
+#
 # CONFIG_I2C_VOODOO3 is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
 # CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
 
 #
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-CONFIG_EEPROM_LEGACY=y
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_MAX6875 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
+CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
+# CONFIG_GPIOLIB is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 CONFIG_HWMON_VID=y
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
+# CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
 # CONFIG_SENSORS_ADM1025 is not set
@@ -1006,14 +1164,17 @@ CONFIG_HWMON_VID=y
 # CONFIG_SENSORS_ADM1029 is not set
 # CONFIG_SENSORS_ADM1031 is not set
 # CONFIG_SENSORS_ADM9240 is not set
+# CONFIG_SENSORS_ADT7462 is not set
 # CONFIG_SENSORS_ADT7470 is not set
 # CONFIG_SENSORS_ADT7473 is not set
+# CONFIG_SENSORS_ADT7475 is not set
 # CONFIG_SENSORS_ATXP1 is not set
 # CONFIG_SENSORS_DS1621 is not set
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_F75375S is not set
+# CONFIG_SENSORS_G760A is not set
 # CONFIG_SENSORS_GL518SM is not set
 # CONFIG_SENSORS_GL520SM is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -1028,10 +1189,14 @@ CONFIG_SENSORS_LM85=y
 CONFIG_SENSORS_LM90=y
 # CONFIG_SENSORS_LM92 is not set
 # CONFIG_SENSORS_LM93 is not set
+# CONFIG_SENSORS_LTC4215 is not set
+# CONFIG_SENSORS_LTC4245 is not set
+# CONFIG_SENSORS_LM95241 is not set
 # CONFIG_SENSORS_MAX1619 is not set
 # CONFIG_SENSORS_MAX6650 is not set
 # CONFIG_SENSORS_PC87360 is not set
 # CONFIG_SENSORS_PC87427 is not set
+# CONFIG_SENSORS_PCF8591 is not set
 # CONFIG_SENSORS_SIS5595 is not set
 # CONFIG_SENSORS_DME1737 is not set
 # CONFIG_SENSORS_SMSC47M1 is not set
@@ -1039,6 +1204,8 @@ CONFIG_SENSORS_LM90=y
 # CONFIG_SENSORS_SMSC47B397 is not set
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
+# CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1050,44 +1217,40 @@ CONFIG_SENSORS_LM90=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
 # CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
 
 #
 # Sonics Silicon Backplane
 #
-CONFIG_SSB_POSSIBLE=y
 # CONFIG_SSB is not set
 
 #
 # Multifunction device drivers
 #
+# CONFIG_MFD_CORE is not set
 # CONFIG_MFD_SM501 is not set
 # CONFIG_HTC_PASIC3 is not set
-
-#
-# Multimedia devices
-#
-
-#
-# Multimedia core support
-#
-# CONFIG_VIDEO_DEV is not set
-# CONFIG_DVB_CORE is not set
-# CONFIG_VIDEO_MEDIA is not set
-
-#
-# Multimedia drivers
-#
-CONFIG_DAB=y
-# CONFIG_USB_DABUSB is not set
+# CONFIG_TWL4030_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_PMIC_DA903X is not set
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 CONFIG_DRM=y
+CONFIG_DRM_KMS_HELPER=y
+CONFIG_DRM_TTM=y
 # CONFIG_DRM_TDFX is not set
 # CONFIG_DRM_R128 is not set
 CONFIG_DRM_RADEON=y
@@ -1099,6 +1262,7 @@ CONFIG_VGASTATE=y
 CONFIG_FB=y
 CONFIG_FIRMWARE_EDID=y
 CONFIG_FB_DDC=y
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
 CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
@@ -1140,6 +1304,7 @@ CONFIG_FB_RADEON_BACKLIGHT=y
 # CONFIG_FB_S3 is not set
 # CONFIG_FB_SAVAGE is not set
 # CONFIG_FB_SIS is not set
+# CONFIG_FB_VIA is not set
 # CONFIG_FB_NEOMAGIC is not set
 # CONFIG_FB_KYRO is not set
 # CONFIG_FB_3DFX is not set
@@ -1148,12 +1313,16 @@ CONFIG_FB_RADEON_BACKLIGHT=y
 # CONFIG_FB_TRIDENT is not set
 # CONFIG_FB_ARK is not set
 # CONFIG_FB_PM3 is not set
+# CONFIG_FB_CARMINE is not set
 # CONFIG_FB_IBM_GXT4500 is not set
 # CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
 CONFIG_BACKLIGHT_LCD_SUPPORT=y
 # CONFIG_LCD_CLASS_DEVICE is not set
 CONFIG_BACKLIGHT_CLASS_DEVICE=y
-# CONFIG_BACKLIGHT_CORGI is not set
+CONFIG_BACKLIGHT_GENERIC=y
 
 #
 # Display device support
@@ -1177,15 +1346,9 @@ CONFIG_LOGO=y
 CONFIG_LOGO_LINUX_MONO=y
 CONFIG_LOGO_LINUX_VGA16=y
 CONFIG_LOGO_LINUX_CLUT224=y
-
-#
-# Sound
-#
 CONFIG_SOUND=y
-
-#
-# Advanced Linux Sound Architecture
-#
+CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -1198,24 +1361,24 @@ CONFIG_SND_MIXER_OSS=y
 CONFIG_SND_PCM_OSS=y
 CONFIG_SND_PCM_OSS_PLUGINS=y
 CONFIG_SND_SEQUENCER_OSS=y
+# CONFIG_SND_HRTIMER is not set
 # CONFIG_SND_DYNAMIC_MINORS is not set
 CONFIG_SND_SUPPORT_OLD_API=y
 CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_VERBOSE_PRINTK is not set
 # CONFIG_SND_DEBUG is not set
-
-#
-# Generic devices
-#
+CONFIG_SND_RAWMIDI_SEQ=y
+# CONFIG_SND_OPL3_LIB_SEQ is not set
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+CONFIG_SND_DRIVERS=y
 # CONFIG_SND_DUMMY is not set
 # CONFIG_SND_VIRMIDI is not set
 # CONFIG_SND_MTPAV is not set
 # CONFIG_SND_SERIAL_U16550 is not set
 # CONFIG_SND_MPU401 is not set
-
-#
-# PCI devices
-#
+CONFIG_SND_PCI=y
 # CONFIG_SND_AD1889 is not set
 # CONFIG_SND_ALS300 is not set
 # CONFIG_SND_ALS4000 is not set
@@ -1234,6 +1397,7 @@ CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_CS4281 is not set
 # CONFIG_SND_CS46XX is not set
 # CONFIG_SND_CS5530 is not set
+# CONFIG_SND_CTXFI is not set
 # CONFIG_SND_DARLA20 is not set
 # CONFIG_SND_GINA20 is not set
 # CONFIG_SND_LAYLA20 is not set
@@ -1246,6 +1410,8 @@ CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_INDIGO is not set
 # CONFIG_SND_INDIGOIO is not set
 # CONFIG_SND_INDIGODJ is not set
+# CONFIG_SND_INDIGOIOX is not set
+# CONFIG_SND_INDIGODJX is not set
 # CONFIG_SND_EMU10K1 is not set
 # CONFIG_SND_EMU10K1X is not set
 # CONFIG_SND_ENS1370 is not set
@@ -1262,6 +1428,7 @@ CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_INTEL8X0 is not set
 # CONFIG_SND_INTEL8X0M is not set
 # CONFIG_SND_KORG1212 is not set
+# CONFIG_SND_LX6464ES is not set
 # CONFIG_SND_MAESTRO3 is not set
 # CONFIG_SND_MIXART is not set
 # CONFIG_SND_NM256 is not set
@@ -1277,57 +1444,64 @@ CONFIG_SND_VERBOSE_PROCFS=y
 # CONFIG_SND_VIRTUOSO is not set
 # CONFIG_SND_VX222 is not set
 # CONFIG_SND_YMFPCI is not set
-
-#
-# ALSA PowerMac devices
-#
-
-#
-# ALSA PowerPC devices
-#
-
-#
-# USB devices
-#
+CONFIG_SND_PPC=y
+CONFIG_SND_USB=y
 CONFIG_SND_USB_AUDIO=y
 CONFIG_SND_USB_USX2Y=y
 # CONFIG_SND_USB_CAIAQ is not set
-
-#
-# PCMCIA devices
-#
+CONFIG_SND_PCMCIA=y
 # CONFIG_SND_VXPOCKET is not set
 # CONFIG_SND_PDAUDIOCF is not set
-
-#
-# System on Chip audio support
-#
 # CONFIG_SND_SOC is not set
-
-#
-# ALSA SoC audio for Freescale SOCs
-#
-
-#
-# SoC Audio for the Texas Instruments OMAP
-#
-
-#
-# Open Sound System
-#
 # CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
 # USB Input Devices
 #
 CONFIG_USB_HID=y
-# CONFIG_USB_HIDINPUT_POWERBOOK is not set
-# CONFIG_HID_FF is not set
+# CONFIG_HID_PID is not set
 # CONFIG_USB_HIDDEV is not set
+
+#
+# Special HID drivers
+#
+CONFIG_HID_A4TECH=y
+CONFIG_HID_APPLE=y
+CONFIG_HID_BELKIN=y
+CONFIG_HID_CHERRY=y
+CONFIG_HID_CHICONY=y
+CONFIG_HID_CYPRESS=y
+CONFIG_HID_DRAGONRISE=y
+# CONFIG_DRAGONRISE_FF is not set
+CONFIG_HID_EZKEY=y
+CONFIG_HID_KYE=y
+CONFIG_HID_GYRATION=y
+CONFIG_HID_TWINHAN=y
+CONFIG_HID_KENSINGTON=y
+CONFIG_HID_LOGITECH=y
+# CONFIG_LOGITECH_FF is not set
+# CONFIG_LOGIRUMBLEPAD2_FF is not set
+CONFIG_HID_MICROSOFT=y
+CONFIG_HID_MONTEREY=y
+CONFIG_HID_NTRIG=y
+CONFIG_HID_PANTHERLORD=y
+# CONFIG_PANTHERLORD_FF is not set
+CONFIG_HID_PETALYNX=y
+CONFIG_HID_SAMSUNG=y
+CONFIG_HID_SONY=y
+CONFIG_HID_SUNPLUS=y
+CONFIG_HID_GREENASIA=y
+# CONFIG_GREENASIA_FF is not set
+CONFIG_HID_SMARTJOYPLUS=y
+# CONFIG_SMARTJOYPLUS_FF is not set
+CONFIG_HID_TOPSEED=y
+CONFIG_HID_THRUSTMASTER=y
+# CONFIG_THRUSTMASTER_FF is not set
+CONFIG_HID_ZEROPLUS=y
+# CONFIG_ZEROPLUS_FF is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -1343,18 +1517,26 @@ CONFIG_USB_DEVICEFS=y
 # CONFIG_USB_DEVICE_CLASS is not set
 # CONFIG_USB_DYNAMIC_MINORS is not set
 # CONFIG_USB_OTG is not set
+# CONFIG_USB_MON is not set
+# CONFIG_USB_WUSB is not set
+# CONFIG_USB_WUSB_CBAF is not set
 
 #
 # USB Host Controller Drivers
 #
 # CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
 CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_EHCI_ROOT_HUB_TT is not set
 # CONFIG_USB_EHCI_TT_NEWSCHED is not set
 CONFIG_USB_EHCI_HCD_PPC_OF=y
+# CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
+# CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
+# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1363,6 +1545,8 @@ CONFIG_USB_UHCI_HCD=y
 CONFIG_USB_SL811_HCD=y
 # CONFIG_USB_SL811_CS is not set
 # CONFIG_USB_R8A66597_HCD is not set
+# CONFIG_USB_WHCI_HCD is not set
+# CONFIG_USB_HWA_HCD is not set
 
 #
 # USB Device Class drivers
@@ -1370,20 +1554,20 @@ CONFIG_USB_SL811_HCD=y
 # CONFIG_USB_ACM is not set
 # CONFIG_USB_PRINTER is not set
 # CONFIG_USB_WDM is not set
+# CONFIG_USB_TMC is not set
 
 #
-# NOTE: USB_STORAGE enables SCSI, and 'SCSI disk support'
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
 #
 
 #
-# may also be needed; see USB_STORAGE Help for more information
+# also be needed; see USB_STORAGE Help for more info
 #
 CONFIG_USB_STORAGE=y
 # CONFIG_USB_STORAGE_DEBUG is not set
 # CONFIG_USB_STORAGE_DATAFAB is not set
 # CONFIG_USB_STORAGE_FREECOM is not set
 # CONFIG_USB_STORAGE_ISD200 is not set
-# CONFIG_USB_STORAGE_DPCM is not set
 # CONFIG_USB_STORAGE_USBAT is not set
 # CONFIG_USB_STORAGE_SDDR09 is not set
 # CONFIG_USB_STORAGE_SDDR55 is not set
@@ -1399,7 +1583,6 @@ CONFIG_USB_LIBUSUAL=y
 #
 # CONFIG_USB_MDC800 is not set
 # CONFIG_USB_MICROTEK is not set
-# CONFIG_USB_MON is not set
 
 #
 # USB port drivers
@@ -1412,7 +1595,7 @@ CONFIG_USB_LIBUSUAL=y
 # CONFIG_USB_EMI62 is not set
 # CONFIG_USB_EMI26 is not set
 # CONFIG_USB_ADUTUX is not set
-# CONFIG_USB_AUERSWALD is not set
+# CONFIG_USB_SEVSEG is not set
 # CONFIG_USB_RIO500 is not set
 # CONFIG_USB_LEGOTOWER is not set
 # CONFIG_USB_LCD is not set
@@ -1420,7 +1603,6 @@ CONFIG_USB_LIBUSUAL=y
 # CONFIG_USB_LED is not set
 # CONFIG_USB_CYPRESS_CY7C63 is not set
 # CONFIG_USB_CYTHERM is not set
-# CONFIG_USB_PHIDGET is not set
 # CONFIG_USB_IDMOUSE is not set
 # CONFIG_USB_FTDI_ELAN is not set
 # CONFIG_USB_APPLEDISPLAY is not set
@@ -1429,7 +1611,15 @@ CONFIG_USB_LIBUSUAL=y
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
 # CONFIG_USB_TEST is not set
+# CONFIG_USB_ISIGHTFW is not set
+# CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
+
+#
+# OTG and related infrastructure
+#
+# CONFIG_NOP_USB_XCEIV is not set
+# CONFIG_UWB is not set
 # CONFIG_MMC is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -1443,6 +1633,7 @@ CONFIG_EDAC=y
 # CONFIG_EDAC_DEBUG is not set
 CONFIG_EDAC_MM_EDAC=y
 CONFIG_EDAC_PASEMI=y
+# CONFIG_EDAC_CPC925 is not set
 CONFIG_RTC_LIB=y
 CONFIG_RTC_CLASS=y
 CONFIG_RTC_HCTOSYS=y
@@ -1472,6 +1663,9 @@ CONFIG_RTC_DRV_DS1307=y
 # CONFIG_RTC_DRV_PCF8583 is not set
 # CONFIG_RTC_DRV_M41T80 is not set
 # CONFIG_RTC_DRV_S35390A is not set
+# CONFIG_RTC_DRV_FM3130 is not set
+# CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1481,21 +1675,31 @@ CONFIG_RTC_DRV_DS1307=y
 # Platform RTC drivers
 #
 # CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1286 is not set
 # CONFIG_RTC_DRV_DS1511 is not set
 # CONFIG_RTC_DRV_DS1553 is not set
 # CONFIG_RTC_DRV_DS1742 is not set
 # CONFIG_RTC_DRV_STK17TA8 is not set
 # CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T35 is not set
 # CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_BQ4802 is not set
 # CONFIG_RTC_DRV_V3020 is not set
 
 #
 # on-CPU RTC drivers
 #
+# CONFIG_RTC_DRV_GENERIC is not set
 # CONFIG_DMADEVICES is not set
+# CONFIG_AUXDISPLAY is not set
 # CONFIG_UIO is not set
 
 #
+# TI VLYNQ
+#
+# CONFIG_STAGING is not set
+
+#
 # File systems
 #
 CONFIG_EXT2_FS=y
@@ -1504,11 +1708,13 @@ CONFIG_EXT2_FS_POSIX_ACL=y
 # CONFIG_EXT2_FS_SECURITY is not set
 # CONFIG_EXT2_FS_XIP is not set
 CONFIG_EXT3_FS=y
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
 CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_POSIX_ACL is not set
 # CONFIG_EXT3_FS_SECURITY is not set
-# CONFIG_EXT4DEV_FS is not set
+# CONFIG_EXT4_FS is not set
 CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
 CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
@@ -1516,6 +1722,10 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
 CONFIG_INOTIFY=y
 CONFIG_INOTIFY_USER=y
@@ -1525,6 +1735,11 @@ CONFIG_AUTOFS4_FS=y
 # CONFIG_FUSE_FS is not set
 
 #
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
 # CD-ROM/DVD Filesystems
 #
 CONFIG_ISO9660_FS=y
@@ -1549,16 +1764,14 @@ CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
 CONFIG_PROC_FS=y
 CONFIG_PROC_KCORE=y
 CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
 # CONFIG_TMPFS_POSIX_ACL is not set
 CONFIG_HUGETLBFS=y
 CONFIG_HUGETLB_PAGE=y
 CONFIG_CONFIGFS_FS=y
-
-#
-# Miscellaneous filesystems
-#
+CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ADFS_FS is not set
 # CONFIG_AFFS_FS is not set
 # CONFIG_HFS_FS is not set
@@ -1578,8 +1791,10 @@ CONFIG_JFFS2_ZLIB=y
 CONFIG_JFFS2_RTIME=y
 # CONFIG_JFFS2_RUBIN is not set
 # CONFIG_CRAMFS is not set
+# CONFIG_SQUASHFS is not set
 # CONFIG_VXFS_FS is not set
 # CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
 # CONFIG_HPFS_FS is not set
 # CONFIG_QNX4FS_FS is not set
 # CONFIG_ROMFS_FS is not set
@@ -1590,18 +1805,17 @@ CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 # CONFIG_NFS_V4 is not set
+CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
 # CONFIG_NFSD_V3_ACL is not set
 CONFIG_NFSD_V4=y
-CONFIG_ROOT_NFS=y
 CONFIG_LOCKD=y
 CONFIG_LOCKD_V4=y
 CONFIG_EXPORTFS=y
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
 CONFIG_SUNRPC_GSS=y
-# CONFIG_SUNRPC_BIND34 is not set
 CONFIG_RPCSEC_GSS_KRB5=y
 # CONFIG_RPCSEC_GSS_SPKM3 is not set
 # CONFIG_SMB_FS is not set
@@ -1672,25 +1886,30 @@ CONFIG_NLS_ISO8859_1=y
 # CONFIG_NLS_KOI8_U is not set
 # CONFIG_NLS_UTF8 is not set
 # CONFIG_DLM is not set
+CONFIG_BINARY_PRINTF=y
 
 #
 # Library routines
 #
 CONFIG_BITREVERSE=y
-# CONFIG_GENERIC_FIND_FIRST_BIT is not set
+CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_CRC_CCITT=y
 # CONFIG_CRC16 is not set
+# CONFIG_CRC_T10DIF is not set
 CONFIG_CRC_ITU_T=y
 CONFIG_CRC32=y
 # CONFIG_CRC7 is not set
-CONFIG_LIBCRC32C=m
+# CONFIG_LIBCRC32C is not set
 CONFIG_ZLIB_INFLATE=y
 CONFIG_ZLIB_DEFLATE=y
-CONFIG_PLIST=y
+CONFIG_DECOMPRESS_GZIP=y
+CONFIG_DECOMPRESS_BZIP2=y
+CONFIG_DECOMPRESS_LZMA=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
 CONFIG_HAVE_LMB=y
+CONFIG_NLATTR=y
 
 #
 # Kernel hacking
@@ -1700,18 +1919,25 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=2048
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
+CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
 CONFIG_DEBUG_KERNEL=y
 # CONFIG_DEBUG_SHIRQ is not set
 CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
 # CONFIG_SCHED_DEBUG is not set
 # CONFIG_SCHEDSTATS is not set
 # CONFIG_TIMER_STATS is not set
 # CONFIG_DEBUG_OBJECTS is not set
 # CONFIG_SLUB_DEBUG_ON is not set
 # CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
 # CONFIG_DEBUG_RT_MUTEXES is not set
 # CONFIG_RT_MUTEX_TESTER is not set
 # CONFIG_DEBUG_SPINLOCK is not set
@@ -1721,26 +1947,71 @@ CONFIG_DETECT_SOFTLOCKUP=y
 # CONFIG_LOCK_STAT is not set
 # CONFIG_DEBUG_SPINLOCK_SLEEP is not set
 # CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+CONFIG_STACKTRACE=y
 # CONFIG_DEBUG_KOBJECT is not set
 CONFIG_DEBUG_BUGVERBOSE=y
 # CONFIG_DEBUG_INFO is not set
 # CONFIG_DEBUG_VM is not set
 # CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
-# CONFIG_BOOT_PRINTK_DELAY is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
+# CONFIG_LATENCYTOP is not set
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+# CONFIG_DEBUG_PAGEALLOC is not set
+CONFIG_NOP_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
+CONFIG_TRACING=y
+CONFIG_TRACING_SUPPORT=y
+CONFIG_FTRACE=y
+# CONFIG_FUNCTION_TRACER is not set
+# CONFIG_IRQSOFF_TRACER is not set
+# CONFIG_SCHED_TRACER is not set
+# CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_BOOT_TRACER is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
+# CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+# CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_RING_BUFFER_BENCHMARK is not set
+# CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
+CONFIG_PRINT_STACK_DEPTH=64
 # CONFIG_DEBUG_STACKOVERFLOW is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_DEBUG_PAGEALLOC is not set
-CONFIG_DEBUGGER=y
+# CONFIG_PPC_EMULATED_STATS is not set
+# CONFIG_CODE_PATCHING_SELFTEST is not set
+# CONFIG_FTR_FIXUP_SELFTEST is not set
+# CONFIG_MSI_BITMAP_SELFTEST is not set
 CONFIG_XMON=y
 CONFIG_XMON_DEFAULT=y
 CONFIG_XMON_DISASSEMBLY=y
+CONFIG_DEBUGGER=y
 # CONFIG_IRQSTACKS is not set
+# CONFIG_VIRQ_DEBUG is not set
 # CONFIG_BOOTX_TEXT is not set
 # CONFIG_PPC_EARLY_DEBUG is not set
 
@@ -1749,23 +2020,34 @@ CONFIG_XMON_DISASSEMBLY=y
 #
 # CONFIG_KEYS is not set
 # CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
 # CONFIG_SECURITY_FILE_CAPABILITIES is not set
 CONFIG_XOR_BLOCKS=y
 CONFIG_ASYNC_CORE=y
 CONFIG_ASYNC_MEMCPY=y
 CONFIG_ASYNC_XOR=y
+CONFIG_ASYNC_PQ=y
+CONFIG_ASYNC_RAID6_RECOV=y
 CONFIG_CRYPTO=y
 
 #
 # Crypto core or helper
 #
 CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
+CONFIG_CRYPTO_AEAD2=y
 CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_BLKCIPHER2=y
 CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_PCOMP=y
 CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_MANAGER2=y
 # CONFIG_CRYPTO_GF128MUL is not set
 # CONFIG_CRYPTO_NULL is not set
+CONFIG_CRYPTO_WORKQUEUE=y
 # CONFIG_CRYPTO_CRYPTD is not set
 CONFIG_CRYPTO_AUTHENC=y
 # CONFIG_CRYPTO_TEST is not set
@@ -1793,14 +2075,20 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=y
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
 CONFIG_CRYPTO_SHA1=y
 CONFIG_CRYPTO_SHA256=y
 CONFIG_CRYPTO_SHA512=y
@@ -1830,7 +2118,13 @@ CONFIG_CRYPTO_DES=y
 # Compression
 #
 # CONFIG_CRYPTO_DEFLATE is not set
+# CONFIG_CRYPTO_ZLIB is not set
 # CONFIG_CRYPTO_LZO is not set
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
 CONFIG_CRYPTO_HW=y
 # CONFIG_CRYPTO_DEV_HIFN_795X is not set
 # CONFIG_PPC_CLOCK is not set
diff --git a/arch/powerpc/configs/ppc64e_defconfig b/arch/powerpc/configs/ppc64e_defconfig
new file mode 100644
index 000000000000..18af46036258
--- /dev/null
+++ b/arch/powerpc/configs/ppc64e_defconfig
@@ -0,0 +1,2199 @@
+#
+# Automatically generated make config: don't edit
+# Linux kernel version: 2.6.32-rc5
+# Fri Oct 16 11:37:15 2009
+#
+CONFIG_PPC64=y
+
+#
+# Processor support
+#
+# CONFIG_PPC_BOOK3S_64 is not set
+CONFIG_PPC_BOOK3E_64=y
+CONFIG_PPC_BOOK3E=y
+CONFIG_PPC_FPU=y
+CONFIG_BOOKE=y
+CONFIG_PPC_MMU_NOHASH=y
+CONFIG_PPC_MMU_NOHASH_64=y
+CONFIG_PPC_BOOK3E_MMU=y
+# CONFIG_PPC_MM_SLICES is not set
+CONFIG_VIRT_CPU_ACCOUNTING=y
+CONFIG_PPC_HAVE_PMU_SUPPORT=y
+CONFIG_PPC_PERF_CTRS=y
+CONFIG_SMP=y
+CONFIG_NR_CPUS=32
+CONFIG_64BIT=y
+CONFIG_WORD_SIZE=64
+CONFIG_ARCH_PHYS_ADDR_T_64BIT=y
+CONFIG_MMU=y
+CONFIG_GENERIC_CMOS_UPDATE=y
+CONFIG_GENERIC_TIME=y
+CONFIG_GENERIC_TIME_VSYSCALL=y
+CONFIG_GENERIC_CLOCKEVENTS=y
+CONFIG_GENERIC_HARDIRQS=y
+CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
+CONFIG_HAVE_SETUP_PER_CPU_AREA=y
+CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK=y
+CONFIG_IRQ_PER_CPU=y
+CONFIG_STACKTRACE_SUPPORT=y
+CONFIG_HAVE_LATENCYTOP_SUPPORT=y
+CONFIG_TRACE_IRQFLAGS_SUPPORT=y
+CONFIG_LOCKDEP_SUPPORT=y
+CONFIG_RWSEM_XCHGADD_ALGORITHM=y
+CONFIG_ARCH_HAS_ILOG2_U32=y
+CONFIG_ARCH_HAS_ILOG2_U64=y
+CONFIG_GENERIC_HWEIGHT=y
+CONFIG_GENERIC_FIND_NEXT_BIT=y
+CONFIG_ARCH_NO_VIRT_TO_BUS=y
+CONFIG_PPC=y
+CONFIG_EARLY_PRINTK=y
+CONFIG_COMPAT=y
+CONFIG_SYSVIPC_COMPAT=y
+CONFIG_SCHED_OMIT_FRAME_POINTER=y
+CONFIG_ARCH_MAY_HAVE_PC_FDC=y
+CONFIG_PPC_OF=y
+CONFIG_OF=y
+# CONFIG_PPC_UDBG_16550 is not set
+# CONFIG_GENERIC_TBSYNC is not set
+CONFIG_AUDIT_ARCH=y
+CONFIG_GENERIC_BUG=y
+CONFIG_DTC=y
+# CONFIG_DEFAULT_UIMAGE is not set
+# CONFIG_PPC_DCR_NATIVE is not set
+# CONFIG_PPC_DCR_MMIO is not set
+# CONFIG_PPC_OF_PLATFORM_PCI is not set
+CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
+CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
+
+#
+# General setup
+#
+CONFIG_EXPERIMENTAL=y
+CONFIG_LOCK_KERNEL=y
+CONFIG_INIT_ENV_ARG_LIMIT=32
+CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
+CONFIG_SWAP=y
+CONFIG_SYSVIPC=y
+CONFIG_SYSVIPC_SYSCTL=y
+CONFIG_POSIX_MQUEUE=y
+CONFIG_POSIX_MQUEUE_SYSCTL=y
+# CONFIG_BSD_PROCESS_ACCT is not set
+CONFIG_TASKSTATS=y
+CONFIG_TASK_DELAY_ACCT=y
+# CONFIG_TASK_XACCT is not set
+# CONFIG_AUDIT is not set
+
+#
+# RCU Subsystem
+#
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=64
+# CONFIG_RCU_FANOUT_EXACT is not set
+# CONFIG_TREE_RCU_TRACE is not set
+CONFIG_IKCONFIG=y
+CONFIG_IKCONFIG_PROC=y
+CONFIG_LOG_BUF_SHIFT=17
+# CONFIG_GROUP_SCHED is not set
+CONFIG_CGROUPS=y
+# CONFIG_CGROUP_DEBUG is not set
+# CONFIG_CGROUP_NS is not set
+# CONFIG_CGROUP_FREEZER is not set
+# CONFIG_CGROUP_DEVICE is not set
+CONFIG_CPUSETS=y
+CONFIG_PROC_PID_CPUSET=y
+# CONFIG_CGROUP_CPUACCT is not set
+# CONFIG_RESOURCE_COUNTERS is not set
+CONFIG_SYSFS_DEPRECATED=y
+CONFIG_SYSFS_DEPRECATED_V2=y
+CONFIG_RELAY=y
+CONFIG_NAMESPACES=y
+# CONFIG_UTS_NS is not set
+# CONFIG_IPC_NS is not set
+# CONFIG_USER_NS is not set
+# CONFIG_PID_NS is not set
+# CONFIG_NET_NS is not set
+CONFIG_BLK_DEV_INITRD=y
+CONFIG_INITRAMFS_SOURCE=""
+CONFIG_RD_GZIP=y
+CONFIG_RD_BZIP2=y
+CONFIG_RD_LZMA=y
+CONFIG_CC_OPTIMIZE_FOR_SIZE=y
+CONFIG_SYSCTL=y
+CONFIG_ANON_INODES=y
+# CONFIG_EMBEDDED is not set
+CONFIG_SYSCTL_SYSCALL=y
+CONFIG_KALLSYMS=y
+CONFIG_KALLSYMS_ALL=y
+# CONFIG_KALLSYMS_EXTRA_PASS is not set
+CONFIG_HOTPLUG=y
+CONFIG_PRINTK=y
+CONFIG_BUG=y
+CONFIG_ELF_CORE=y
+CONFIG_BASE_FULL=y
+CONFIG_FUTEX=y
+CONFIG_EPOLL=y
+CONFIG_SIGNALFD=y
+CONFIG_TIMERFD=y
+CONFIG_EVENTFD=y
+CONFIG_SHMEM=y
+CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
+
+#
+# Kernel Performance Events And Counters
+#
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
+# CONFIG_DEBUG_PERF_USE_VMALLOC is not set
+CONFIG_VM_EVENT_COUNTERS=y
+CONFIG_PCI_QUIRKS=y
+CONFIG_SLUB_DEBUG=y
+# CONFIG_COMPAT_BRK is not set
+# CONFIG_SLAB is not set
+CONFIG_SLUB=y
+# CONFIG_SLOB is not set
+CONFIG_PROFILING=y
+CONFIG_TRACEPOINTS=y
+CONFIG_OPROFILE=y
+CONFIG_HAVE_OPROFILE=y
+# CONFIG_KPROBES is not set
+CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
+CONFIG_HAVE_SYSCALL_WRAPPERS=y
+CONFIG_HAVE_IOREMAP_PROT=y
+CONFIG_HAVE_KPROBES=y
+CONFIG_HAVE_KRETPROBES=y
+CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_USE_GENERIC_SMP_HELPERS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
+CONFIG_SLOW_WORK=y
+# CONFIG_HAVE_GENERIC_DMA_COHERENT is not set
+CONFIG_SLABINFO=y
+CONFIG_RT_MUTEXES=y
+CONFIG_BASE_SMALL=0
+CONFIG_MODULES=y
+# CONFIG_MODULE_FORCE_LOAD is not set
+CONFIG_MODULE_UNLOAD=y
+# CONFIG_MODULE_FORCE_UNLOAD is not set
+CONFIG_MODVERSIONS=y
+CONFIG_MODULE_SRCVERSION_ALL=y
+CONFIG_STOP_MACHINE=y
+CONFIG_BLOCK=y
+CONFIG_BLK_DEV_BSG=y
+# CONFIG_BLK_DEV_INTEGRITY is not set
+CONFIG_BLOCK_COMPAT=y
+
+#
+# IO Schedulers
+#
+CONFIG_IOSCHED_NOOP=y
+CONFIG_IOSCHED_AS=y
+CONFIG_IOSCHED_DEADLINE=y
+CONFIG_IOSCHED_CFQ=y
+CONFIG_DEFAULT_AS=y
+# CONFIG_DEFAULT_DEADLINE is not set
+# CONFIG_DEFAULT_CFQ is not set
+# CONFIG_DEFAULT_NOOP is not set
+CONFIG_DEFAULT_IOSCHED="anticipatory"
+# CONFIG_FREEZER is not set
+
+#
+# Platform support
+#
+# CONFIG_PPC_CELL is not set
+# CONFIG_PPC_CELL_NATIVE is not set
+# CONFIG_PQ2ADS is not set
+CONFIG_PPC_OF_BOOT_TRAMPOLINE=y
+# CONFIG_IPIC is not set
+# CONFIG_MPIC is not set
+# CONFIG_MPIC_WEIRD is not set
+# CONFIG_PPC_I8259 is not set
+# CONFIG_U3_DART is not set
+# CONFIG_PPC_RTAS is not set
+# CONFIG_MMIO_NVRAM is not set
+# CONFIG_PPC_MPC106 is not set
+# CONFIG_PPC_970_NAP is not set
+# CONFIG_PPC_INDIRECT_IO is not set
+# CONFIG_GENERIC_IOMAP is not set
+CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_TABLE=y
+# CONFIG_CPU_FREQ_DEBUG is not set
+CONFIG_CPU_FREQ_STAT=y
+# CONFIG_CPU_FREQ_STAT_DETAILS is not set
+CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE=y
+# CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
+CONFIG_CPU_FREQ_GOV_POWERSAVE=y
+CONFIG_CPU_FREQ_GOV_USERSPACE=y
+# CONFIG_CPU_FREQ_GOV_ONDEMAND is not set
+# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+
+#
+# CPU Frequency drivers
+#
+# CONFIG_FSL_ULI1575 is not set
+# CONFIG_SIMPLE_GPIO is not set
+
+#
+# Kernel options
+#
+CONFIG_TICK_ONESHOT=y
+CONFIG_NO_HZ=y
+CONFIG_HIGH_RES_TIMERS=y
+CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
+# CONFIG_HZ_100 is not set
+CONFIG_HZ_250=y
+# CONFIG_HZ_300 is not set
+# CONFIG_HZ_1000 is not set
+CONFIG_HZ=250
+CONFIG_SCHED_HRTICK=y
+CONFIG_PREEMPT_NONE=y
+# CONFIG_PREEMPT_VOLUNTARY is not set
+# CONFIG_PREEMPT is not set
+CONFIG_BINFMT_ELF=y
+CONFIG_COMPAT_BINFMT_ELF=y
+# CONFIG_CORE_DUMP_DEFAULT_ELF_HEADERS is not set
+# CONFIG_HAVE_AOUT is not set
+CONFIG_BINFMT_MISC=m
+CONFIG_IOMMU_VMERGE=y
+CONFIG_IOMMU_HELPER=y
+# CONFIG_SWIOTLB is not set
+CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
+CONFIG_ARCH_HAS_WALK_MEMORY=y
+CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
+# CONFIG_CRASH_DUMP is not set
+CONFIG_IRQ_ALL_CPUS=y
+# CONFIG_NUMA is not set
+CONFIG_MAX_ACTIVE_REGIONS=256
+CONFIG_ARCH_SELECT_MEMORY_MODEL=y
+CONFIG_ARCH_FLATMEM_ENABLE=y
+CONFIG_ARCH_SPARSEMEM_ENABLE=y
+CONFIG_ARCH_POPULATES_NODE_MAP=y
+CONFIG_SELECT_MEMORY_MODEL=y
+# CONFIG_FLATMEM_MANUAL is not set
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+CONFIG_SPARSEMEM_MANUAL=y
+CONFIG_SPARSEMEM=y
+CONFIG_HAVE_MEMORY_PRESENT=y
+CONFIG_SPARSEMEM_EXTREME=y
+CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
+CONFIG_SPARSEMEM_VMEMMAP=y
+# CONFIG_MEMORY_HOTPLUG is not set
+CONFIG_PAGEFLAGS_EXTENDED=y
+CONFIG_SPLIT_PTLOCK_CPUS=4
+CONFIG_MIGRATION=y
+CONFIG_PHYS_ADDR_T_64BIT=y
+CONFIG_ZONE_DMA_FLAG=1
+CONFIG_BOUNCE=y
+CONFIG_HAVE_MLOCK=y
+CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
+CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
+# CONFIG_PPC_HAS_HASH_64K is not set
+CONFIG_PPC_4K_PAGES=y
+# CONFIG_PPC_16K_PAGES is not set
+# CONFIG_PPC_64K_PAGES is not set
+# CONFIG_PPC_256K_PAGES is not set
+CONFIG_FORCE_MAX_ZONEORDER=13
+# CONFIG_SCHED_SMT is not set
+CONFIG_PROC_DEVICETREE=y
+# CONFIG_CMDLINE_BOOL is not set
+CONFIG_EXTRA_TARGETS=""
+# CONFIG_PM is not set
+CONFIG_SECCOMP=y
+CONFIG_ISA_DMA_API=y
+
+#
+# Bus options
+#
+CONFIG_ZONE_DMA=y
+CONFIG_GENERIC_ISA_DMA=y
+# CONFIG_PPC_INDIRECT_PCI is not set
+CONFIG_PCI=y
+CONFIG_PCI_DOMAINS=y
+CONFIG_PCI_SYSCALL=y
+# CONFIG_PCIEPORTBUS is not set
+CONFIG_ARCH_SUPPORTS_MSI=y
+CONFIG_PCI_MSI=y
+# CONFIG_PCI_LEGACY is not set
+# CONFIG_PCI_DEBUG is not set
+# CONFIG_PCI_STUB is not set
+# CONFIG_PCI_IOV is not set
+CONFIG_PCCARD=y
+# CONFIG_PCMCIA_DEBUG is not set
+CONFIG_PCMCIA=y
+CONFIG_PCMCIA_LOAD_CIS=y
+CONFIG_PCMCIA_IOCTL=y
+CONFIG_CARDBUS=y
+
+#
+# PC-card bridges
+#
+# CONFIG_YENTA is not set
+# CONFIG_PD6729 is not set
+# CONFIG_I82092 is not set
+CONFIG_HOTPLUG_PCI=m
+# CONFIG_HOTPLUG_PCI_FAKE is not set
+# CONFIG_HOTPLUG_PCI_CPCI is not set
+# CONFIG_HOTPLUG_PCI_SHPC is not set
+# CONFIG_HAS_RAPIDIO is not set
+# CONFIG_RELOCATABLE is not set
+CONFIG_PAGE_OFFSET=0xc000000000000000
+CONFIG_KERNEL_START=0xc000000000000000
+CONFIG_PHYSICAL_START=0x00000000
+CONFIG_NET=y
+CONFIG_COMPAT_NETLINK_MESSAGES=y
+
+#
+# Networking options
+#
+CONFIG_PACKET=y
+# CONFIG_PACKET_MMAP is not set
+CONFIG_UNIX=y
+CONFIG_XFRM=y
+CONFIG_XFRM_USER=m
+# CONFIG_XFRM_SUB_POLICY is not set
+# CONFIG_XFRM_MIGRATE is not set
+# CONFIG_XFRM_STATISTICS is not set
+CONFIG_XFRM_IPCOMP=m
+CONFIG_NET_KEY=m
+# CONFIG_NET_KEY_MIGRATE is not set
+CONFIG_INET=y
+CONFIG_IP_MULTICAST=y
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+CONFIG_IP_PNP_DHCP=y
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+CONFIG_NET_IPIP=y
+# CONFIG_NET_IPGRE is not set
+# CONFIG_IP_MROUTE is not set
+# CONFIG_ARPD is not set
+CONFIG_SYN_COOKIES=y
+CONFIG_INET_AH=m
+CONFIG_INET_ESP=m
+CONFIG_INET_IPCOMP=m
+CONFIG_INET_XFRM_TUNNEL=m
+CONFIG_INET_TUNNEL=y
+CONFIG_INET_XFRM_MODE_TRANSPORT=y
+CONFIG_INET_XFRM_MODE_TUNNEL=y
+CONFIG_INET_XFRM_MODE_BEET=y
+CONFIG_INET_LRO=y
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_CUBIC=y
+CONFIG_DEFAULT_TCP_CONG="cubic"
+# CONFIG_TCP_MD5SIG is not set
+# CONFIG_IPV6 is not set
+# CONFIG_NETWORK_SECMARK is not set
+CONFIG_NETFILTER=y
+# CONFIG_NETFILTER_DEBUG is not set
+CONFIG_NETFILTER_ADVANCED=y
+
+#
+# Core Netfilter Configuration
+#
+CONFIG_NETFILTER_NETLINK=m
+CONFIG_NETFILTER_NETLINK_QUEUE=m
+CONFIG_NETFILTER_NETLINK_LOG=m
+CONFIG_NF_CONNTRACK=m
+CONFIG_NF_CT_ACCT=y
+CONFIG_NF_CONNTRACK_MARK=y
+CONFIG_NF_CONNTRACK_EVENTS=y
+# CONFIG_NF_CT_PROTO_DCCP is not set
+CONFIG_NF_CT_PROTO_GRE=m
+CONFIG_NF_CT_PROTO_SCTP=m
+# CONFIG_NF_CT_PROTO_UDPLITE is not set
+CONFIG_NF_CONNTRACK_AMANDA=m
+CONFIG_NF_CONNTRACK_FTP=m
+CONFIG_NF_CONNTRACK_H323=m
+CONFIG_NF_CONNTRACK_IRC=m
+CONFIG_NF_CONNTRACK_NETBIOS_NS=m
+CONFIG_NF_CONNTRACK_PPTP=m
+# CONFIG_NF_CONNTRACK_SANE is not set
+CONFIG_NF_CONNTRACK_SIP=m
+CONFIG_NF_CONNTRACK_TFTP=m
+CONFIG_NF_CT_NETLINK=m
+CONFIG_NETFILTER_TPROXY=m
+CONFIG_NETFILTER_XTABLES=m
+CONFIG_NETFILTER_XT_TARGET_CLASSIFY=m
+CONFIG_NETFILTER_XT_TARGET_CONNMARK=m
+CONFIG_NETFILTER_XT_TARGET_DSCP=m
+CONFIG_NETFILTER_XT_TARGET_HL=m
+CONFIG_NETFILTER_XT_TARGET_MARK=m
+CONFIG_NETFILTER_XT_TARGET_NFLOG=m
+CONFIG_NETFILTER_XT_TARGET_NFQUEUE=m
+CONFIG_NETFILTER_XT_TARGET_NOTRACK=m
+CONFIG_NETFILTER_XT_TARGET_RATEEST=m
+CONFIG_NETFILTER_XT_TARGET_TPROXY=m
+CONFIG_NETFILTER_XT_TARGET_TRACE=m
+CONFIG_NETFILTER_XT_TARGET_TCPMSS=m
+CONFIG_NETFILTER_XT_TARGET_TCPOPTSTRIP=m
+# CONFIG_NETFILTER_XT_MATCH_CLUSTER is not set
+CONFIG_NETFILTER_XT_MATCH_COMMENT=m
+CONFIG_NETFILTER_XT_MATCH_CONNBYTES=m
+CONFIG_NETFILTER_XT_MATCH_CONNLIMIT=m
+CONFIG_NETFILTER_XT_MATCH_CONNMARK=m
+CONFIG_NETFILTER_XT_MATCH_CONNTRACK=m
+CONFIG_NETFILTER_XT_MATCH_DCCP=m
+CONFIG_NETFILTER_XT_MATCH_DSCP=m
+CONFIG_NETFILTER_XT_MATCH_ESP=m
+CONFIG_NETFILTER_XT_MATCH_HASHLIMIT=m
+CONFIG_NETFILTER_XT_MATCH_HELPER=m
+CONFIG_NETFILTER_XT_MATCH_HL=m
+CONFIG_NETFILTER_XT_MATCH_IPRANGE=m
+CONFIG_NETFILTER_XT_MATCH_LENGTH=m
+CONFIG_NETFILTER_XT_MATCH_LIMIT=m
+CONFIG_NETFILTER_XT_MATCH_MAC=m
+CONFIG_NETFILTER_XT_MATCH_MARK=m
+CONFIG_NETFILTER_XT_MATCH_MULTIPORT=m
+CONFIG_NETFILTER_XT_MATCH_OWNER=m
+CONFIG_NETFILTER_XT_MATCH_POLICY=m
+CONFIG_NETFILTER_XT_MATCH_PKTTYPE=m
+CONFIG_NETFILTER_XT_MATCH_QUOTA=m
+CONFIG_NETFILTER_XT_MATCH_RATEEST=m
+CONFIG_NETFILTER_XT_MATCH_REALM=m
+CONFIG_NETFILTER_XT_MATCH_RECENT=m
+# CONFIG_NETFILTER_XT_MATCH_RECENT_PROC_COMPAT is not set
+CONFIG_NETFILTER_XT_MATCH_SCTP=m
+CONFIG_NETFILTER_XT_MATCH_SOCKET=m
+CONFIG_NETFILTER_XT_MATCH_STATE=m
+CONFIG_NETFILTER_XT_MATCH_STATISTIC=m
+CONFIG_NETFILTER_XT_MATCH_STRING=m
+CONFIG_NETFILTER_XT_MATCH_TCPMSS=m
+# CONFIG_NETFILTER_XT_MATCH_TIME is not set
+CONFIG_NETFILTER_XT_MATCH_U32=m
+# CONFIG_NETFILTER_XT_MATCH_OSF is not set
+# CONFIG_IP_VS is not set
+
+#
+# IP: Netfilter Configuration
+#
+CONFIG_NF_DEFRAG_IPV4=m
+CONFIG_NF_CONNTRACK_IPV4=m
+CONFIG_NF_CONNTRACK_PROC_COMPAT=y
+CONFIG_IP_NF_QUEUE=m
+CONFIG_IP_NF_IPTABLES=m
+CONFIG_IP_NF_MATCH_ADDRTYPE=m
+CONFIG_IP_NF_MATCH_AH=m
+CONFIG_IP_NF_MATCH_ECN=m
+CONFIG_IP_NF_MATCH_TTL=m
+CONFIG_IP_NF_FILTER=m
+CONFIG_IP_NF_TARGET_REJECT=m
+CONFIG_IP_NF_TARGET_LOG=m
+CONFIG_IP_NF_TARGET_ULOG=m
+CONFIG_NF_NAT=m
+CONFIG_NF_NAT_NEEDED=y
+CONFIG_IP_NF_TARGET_MASQUERADE=m
+CONFIG_IP_NF_TARGET_NETMAP=m
+CONFIG_IP_NF_TARGET_REDIRECT=m
+CONFIG_NF_NAT_SNMP_BASIC=m
+CONFIG_NF_NAT_PROTO_GRE=m
+CONFIG_NF_NAT_PROTO_SCTP=m
+CONFIG_NF_NAT_FTP=m
+CONFIG_NF_NAT_IRC=m
+CONFIG_NF_NAT_TFTP=m
+CONFIG_NF_NAT_AMANDA=m
+CONFIG_NF_NAT_PPTP=m
+CONFIG_NF_NAT_H323=m
+CONFIG_NF_NAT_SIP=m
+CONFIG_IP_NF_MANGLE=m
+CONFIG_IP_NF_TARGET_CLUSTERIP=m
+CONFIG_IP_NF_TARGET_ECN=m
+CONFIG_IP_NF_TARGET_TTL=m
+CONFIG_IP_NF_RAW=m
+CONFIG_IP_NF_ARPTABLES=m
+CONFIG_IP_NF_ARPFILTER=m
+CONFIG_IP_NF_ARP_MANGLE=m
+# CONFIG_IP_DCCP is not set
+# CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
+# CONFIG_TIPC is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_NET_DSA is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+CONFIG_LLC=y
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+# CONFIG_PHONET is not set
+# CONFIG_IEEE802154 is not set
+# CONFIG_NET_SCHED is not set
+CONFIG_NET_CLS_ROUTE=y
+# CONFIG_DCB is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_NET_DROP_MONITOR is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_CAN is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_AF_RXRPC is not set
+CONFIG_WIRELESS=y
+# CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
+CONFIG_WIRELESS_OLD_REGULATORY=y
+CONFIG_WIRELESS_EXT=y
+CONFIG_WIRELESS_EXT_SYSFS=y
+# CONFIG_LIB80211 is not set
+
+#
+# CFG80211 needs to be enabled for MAC80211
+#
+# CONFIG_WIMAX is not set
+# CONFIG_RFKILL is not set
+# CONFIG_NET_9P is not set
+
+#
+# Device Drivers
+#
+
+#
+# Generic Driver Options
+#
+CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
+CONFIG_STANDALONE=y
+CONFIG_PREVENT_FIRMWARE_BUILD=y
+CONFIG_FW_LOADER=y
+CONFIG_FIRMWARE_IN_KERNEL=y
+CONFIG_EXTRA_FIRMWARE=""
+# CONFIG_DEBUG_DRIVER is not set
+# CONFIG_DEBUG_DEVRES is not set
+# CONFIG_SYS_HYPERVISOR is not set
+# CONFIG_CONNECTOR is not set
+# CONFIG_MTD is not set
+CONFIG_OF_DEVICE=y
+CONFIG_OF_I2C=y
+CONFIG_OF_MDIO=y
+# CONFIG_PARPORT is not set
+CONFIG_BLK_DEV=y
+CONFIG_BLK_DEV_FD=y
+# CONFIG_BLK_CPQ_CISS_DA is not set
+# CONFIG_BLK_DEV_DAC960 is not set
+# CONFIG_BLK_DEV_UMEM is not set
+# CONFIG_BLK_DEV_COW_COMMON is not set
+CONFIG_BLK_DEV_LOOP=y
+# CONFIG_BLK_DEV_CRYPTOLOOP is not set
+CONFIG_BLK_DEV_NBD=m
+# CONFIG_BLK_DEV_SX8 is not set
+# CONFIG_BLK_DEV_UB is not set
+CONFIG_BLK_DEV_RAM=y
+CONFIG_BLK_DEV_RAM_COUNT=16
+CONFIG_BLK_DEV_RAM_SIZE=65536
+# CONFIG_BLK_DEV_XIP is not set
+# CONFIG_CDROM_PKTCDVD is not set
+# CONFIG_ATA_OVER_ETH is not set
+# CONFIG_BLK_DEV_HD is not set
+CONFIG_MISC_DEVICES=y
+# CONFIG_PHANTOM is not set
+# CONFIG_SGI_IOC4 is not set
+# CONFIG_TIFM_CORE is not set
+# CONFIG_ICS932S401 is not set
+# CONFIG_ENCLOSURE_SERVICES is not set
+# CONFIG_HP_ILO is not set
+# CONFIG_ISL29003 is not set
+# CONFIG_C2PORT is not set
+
+#
+# EEPROM support
+#
+# CONFIG_EEPROM_AT24 is not set
+# CONFIG_EEPROM_LEGACY is not set
+# CONFIG_EEPROM_MAX6875 is not set
+# CONFIG_EEPROM_93CX6 is not set
+# CONFIG_CB710_CORE is not set
+CONFIG_HAVE_IDE=y
+CONFIG_IDE=y
+
+#
+# Please see Documentation/ide/ide.txt for help/info on IDE drives
+#
+CONFIG_IDE_XFER_MODE=y
+CONFIG_IDE_TIMINGS=y
+CONFIG_IDE_ATAPI=y
+# CONFIG_BLK_DEV_IDE_SATA is not set
+CONFIG_IDE_GD=y
+CONFIG_IDE_GD_ATA=y
+# CONFIG_IDE_GD_ATAPI is not set
+# CONFIG_BLK_DEV_IDECS is not set
+# CONFIG_BLK_DEV_DELKIN is not set
+CONFIG_BLK_DEV_IDECD=y
+CONFIG_BLK_DEV_IDECD_VERBOSE_ERRORS=y
+# CONFIG_BLK_DEV_IDETAPE is not set
+# CONFIG_IDE_TASK_IOCTL is not set
+CONFIG_IDE_PROC_FS=y
+
+#
+# IDE chipset support/bugfixes
+#
+# CONFIG_BLK_DEV_PLATFORM is not set
+CONFIG_BLK_DEV_IDEDMA_SFF=y
+
+#
+# PCI IDE chipsets support
+#
+CONFIG_BLK_DEV_IDEPCI=y
+CONFIG_IDEPCI_PCIBUS_ORDER=y
+# CONFIG_BLK_DEV_OFFBOARD is not set
+CONFIG_BLK_DEV_GENERIC=y
+# CONFIG_BLK_DEV_OPTI621 is not set
+CONFIG_BLK_DEV_IDEDMA_PCI=y
+# CONFIG_BLK_DEV_AEC62XX is not set
+# CONFIG_BLK_DEV_ALI15X3 is not set
+CONFIG_BLK_DEV_AMD74XX=y
+# CONFIG_BLK_DEV_CMD64X is not set
+# CONFIG_BLK_DEV_TRIFLEX is not set
+# CONFIG_BLK_DEV_CS5520 is not set
+# CONFIG_BLK_DEV_CS5530 is not set
+# CONFIG_BLK_DEV_HPT366 is not set
+# CONFIG_BLK_DEV_JMICRON is not set
+# CONFIG_BLK_DEV_SC1200 is not set
+# CONFIG_BLK_DEV_PIIX is not set
+# CONFIG_BLK_DEV_IT8172 is not set
+# CONFIG_BLK_DEV_IT8213 is not set
+# CONFIG_BLK_DEV_IT821X is not set
+# CONFIG_BLK_DEV_NS87415 is not set
+# CONFIG_BLK_DEV_PDC202XX_OLD is not set
+# CONFIG_BLK_DEV_PDC202XX_NEW is not set
+# CONFIG_BLK_DEV_SVWKS is not set
+# CONFIG_BLK_DEV_SIIMAGE is not set
+# CONFIG_BLK_DEV_SL82C105 is not set
+# CONFIG_BLK_DEV_SLC90E66 is not set
+# CONFIG_BLK_DEV_TRM290 is not set
+# CONFIG_BLK_DEV_VIA82CXXX is not set
+# CONFIG_BLK_DEV_TC86C001 is not set
+CONFIG_BLK_DEV_IDEDMA=y
+
+#
+# SCSI device support
+#
+# CONFIG_RAID_ATTRS is not set
+CONFIG_SCSI=y
+CONFIG_SCSI_DMA=y
+# CONFIG_SCSI_TGT is not set
+CONFIG_SCSI_NETLINK=y
+CONFIG_SCSI_PROC_FS=y
+
+#
+# SCSI support type (disk, tape, CD-ROM)
+#
+CONFIG_BLK_DEV_SD=y
+CONFIG_CHR_DEV_ST=y
+# CONFIG_CHR_DEV_OSST is not set
+CONFIG_BLK_DEV_SR=y
+CONFIG_BLK_DEV_SR_VENDOR=y
+CONFIG_CHR_DEV_SG=y
+# CONFIG_CHR_DEV_SCH is not set
+CONFIG_SCSI_MULTI_LUN=y
+CONFIG_SCSI_CONSTANTS=y
+# CONFIG_SCSI_LOGGING is not set
+# CONFIG_SCSI_SCAN_ASYNC is not set
+CONFIG_SCSI_WAIT_SCAN=m
+
+#
+# SCSI Transports
+#
+CONFIG_SCSI_SPI_ATTRS=y
+CONFIG_SCSI_FC_ATTRS=y
+CONFIG_SCSI_ISCSI_ATTRS=m
+# CONFIG_SCSI_SAS_ATTRS is not set
+# CONFIG_SCSI_SAS_LIBSAS is not set
+CONFIG_SCSI_SRP_ATTRS=y
+CONFIG_SCSI_LOWLEVEL=y
+# CONFIG_ISCSI_TCP is not set
+# CONFIG_SCSI_CXGB3_ISCSI is not set
+# CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
+# CONFIG_BLK_DEV_3W_XXXX_RAID is not set
+# CONFIG_SCSI_3W_9XXX is not set
+# CONFIG_SCSI_ACARD is not set
+# CONFIG_SCSI_AACRAID is not set
+# CONFIG_SCSI_AIC7XXX is not set
+# CONFIG_SCSI_AIC7XXX_OLD is not set
+# CONFIG_SCSI_AIC79XX is not set
+# CONFIG_SCSI_AIC94XX is not set
+# CONFIG_SCSI_MVSAS is not set
+# CONFIG_SCSI_ARCMSR is not set
+# CONFIG_MEGARAID_NEWGEN is not set
+# CONFIG_MEGARAID_LEGACY is not set
+# CONFIG_MEGARAID_SAS is not set
+# CONFIG_SCSI_MPT2SAS is not set
+# CONFIG_SCSI_HPTIOP is not set
+# CONFIG_LIBFC is not set
+# CONFIG_LIBFCOE is not set
+# CONFIG_FCOE is not set
+# CONFIG_SCSI_DMX3191D is not set
+# CONFIG_SCSI_EATA is not set
+# CONFIG_SCSI_FUTURE_DOMAIN is not set
+# CONFIG_SCSI_GDTH is not set
+# CONFIG_SCSI_IPS is not set
+# CONFIG_SCSI_INITIO is not set
+# CONFIG_SCSI_INIA100 is not set
+# CONFIG_SCSI_STEX is not set
+CONFIG_SCSI_SYM53C8XX_2=y
+CONFIG_SCSI_SYM53C8XX_DMA_ADDRESSING_MODE=0
+CONFIG_SCSI_SYM53C8XX_DEFAULT_TAGS=16
+CONFIG_SCSI_SYM53C8XX_MAX_TAGS=64
+CONFIG_SCSI_SYM53C8XX_MMIO=y
+CONFIG_SCSI_IPR=y
+CONFIG_SCSI_IPR_TRACE=y
+CONFIG_SCSI_IPR_DUMP=y
+# CONFIG_SCSI_QLOGIC_1280 is not set
+# CONFIG_SCSI_QLA_FC is not set
+# CONFIG_SCSI_QLA_ISCSI is not set
+CONFIG_SCSI_LPFC=m
+# CONFIG_SCSI_LPFC_DEBUG_FS is not set
+# CONFIG_SCSI_DC395x is not set
+# CONFIG_SCSI_DC390T is not set
+CONFIG_SCSI_DEBUG=m
+# CONFIG_SCSI_PMCRAID is not set
+# CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
+# CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
+# CONFIG_SCSI_DH is not set
+# CONFIG_SCSI_OSD_INITIATOR is not set
+CONFIG_ATA=y
+# CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
+CONFIG_SATA_PMP=y
+# CONFIG_SATA_AHCI is not set
+CONFIG_SATA_SIL24=y
+CONFIG_ATA_SFF=y
+CONFIG_SATA_SVW=y
+# CONFIG_ATA_PIIX is not set
+# CONFIG_SATA_MV is not set
+# CONFIG_SATA_NV is not set
+# CONFIG_PDC_ADMA is not set
+# CONFIG_SATA_QSTOR is not set
+# CONFIG_SATA_PROMISE is not set
+# CONFIG_SATA_SX4 is not set
+# CONFIG_SATA_SIL is not set
+# CONFIG_SATA_SIS is not set
+# CONFIG_SATA_ULI is not set
+# CONFIG_SATA_VIA is not set
+# CONFIG_SATA_VITESSE is not set
+# CONFIG_SATA_INIC162X is not set
+# CONFIG_PATA_ALI is not set
+# CONFIG_PATA_AMD is not set
+# CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
+# CONFIG_PATA_ATIIXP is not set
+# CONFIG_PATA_CMD640_PCI is not set
+# CONFIG_PATA_CMD64X is not set
+# CONFIG_PATA_CS5520 is not set
+# CONFIG_PATA_CS5530 is not set
+# CONFIG_PATA_CYPRESS is not set
+# CONFIG_PATA_EFAR is not set
+# CONFIG_ATA_GENERIC is not set
+# CONFIG_PATA_HPT366 is not set
+# CONFIG_PATA_HPT37X is not set
+# CONFIG_PATA_HPT3X2N is not set
+# CONFIG_PATA_HPT3X3 is not set
+# CONFIG_PATA_IT821X is not set
+# CONFIG_PATA_IT8213 is not set
+# CONFIG_PATA_JMICRON is not set
+# CONFIG_PATA_TRIFLEX is not set
+# CONFIG_PATA_MARVELL is not set
+# CONFIG_PATA_MPIIX is not set
+# CONFIG_PATA_OLDPIIX is not set
+# CONFIG_PATA_NETCELL is not set
+# CONFIG_PATA_NINJA32 is not set
+# CONFIG_PATA_NS87410 is not set
+# CONFIG_PATA_NS87415 is not set
+# CONFIG_PATA_OPTI is not set
+# CONFIG_PATA_OPTIDMA is not set
+# CONFIG_PATA_PCMCIA is not set
+# CONFIG_PATA_PDC_OLD is not set
+# CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
+# CONFIG_PATA_RZ1000 is not set
+# CONFIG_PATA_SC1200 is not set
+# CONFIG_PATA_SERVERWORKS is not set
+# CONFIG_PATA_PDC2027X is not set
+# CONFIG_PATA_SIL680 is not set
+# CONFIG_PATA_SIS is not set
+# CONFIG_PATA_VIA is not set
+# CONFIG_PATA_WINBOND is not set
+# CONFIG_PATA_PLATFORM is not set
+# CONFIG_PATA_SCH is not set
+CONFIG_MD=y
+CONFIG_BLK_DEV_MD=y
+CONFIG_MD_AUTODETECT=y
+CONFIG_MD_LINEAR=y
+CONFIG_MD_RAID0=y
+CONFIG_MD_RAID1=y
+CONFIG_MD_RAID10=y
+CONFIG_MD_RAID456=y
+# CONFIG_MULTICORE_RAID456 is not set
+CONFIG_MD_RAID6_PQ=y
+# CONFIG_ASYNC_RAID6_TEST is not set
+CONFIG_MD_MULTIPATH=m
+CONFIG_MD_FAULTY=m
+CONFIG_BLK_DEV_DM=y
+# CONFIG_DM_DEBUG is not set
+CONFIG_DM_CRYPT=m
+CONFIG_DM_SNAPSHOT=m
+CONFIG_DM_MIRROR=m
+# CONFIG_DM_LOG_USERSPACE is not set
+CONFIG_DM_ZERO=m
+CONFIG_DM_MULTIPATH=m
+# CONFIG_DM_MULTIPATH_QL is not set
+# CONFIG_DM_MULTIPATH_ST is not set
+# CONFIG_DM_DELAY is not set
+# CONFIG_DM_UEVENT is not set
+# CONFIG_FUSION is not set
+
+#
+# IEEE 1394 (FireWire) support
+#
+
+#
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
+#
+# CONFIG_FIREWIRE is not set
+CONFIG_IEEE1394=y
+CONFIG_IEEE1394_OHCI1394=y
+# CONFIG_IEEE1394_PCILYNX is not set
+CONFIG_IEEE1394_SBP2=m
+CONFIG_IEEE1394_ETH1394_ROM_ENTRY=y
+CONFIG_IEEE1394_ETH1394=m
+CONFIG_IEEE1394_RAWIO=y
+CONFIG_IEEE1394_VIDEO1394=m
+CONFIG_IEEE1394_DV1394=m
+# CONFIG_IEEE1394_VERBOSEDEBUG is not set
+# CONFIG_I2O is not set
+CONFIG_MACINTOSH_DRIVERS=y
+# CONFIG_MAC_EMUMOUSEBTN is not set
+CONFIG_WINDFARM=y
+CONFIG_NETDEVICES=y
+CONFIG_DUMMY=m
+CONFIG_BONDING=m
+# CONFIG_MACVLAN is not set
+# CONFIG_EQUALIZER is not set
+CONFIG_TUN=m
+# CONFIG_VETH is not set
+# CONFIG_ARCNET is not set
+CONFIG_PHYLIB=y
+
+#
+# MII PHY device drivers
+#
+CONFIG_MARVELL_PHY=y
+# CONFIG_DAVICOM_PHY is not set
+# CONFIG_QSEMI_PHY is not set
+# CONFIG_LXT_PHY is not set
+# CONFIG_CICADA_PHY is not set
+# CONFIG_VITESSE_PHY is not set
+# CONFIG_SMSC_PHY is not set
+CONFIG_BROADCOM_PHY=m
+# CONFIG_ICPLUS_PHY is not set
+# CONFIG_REALTEK_PHY is not set
+# CONFIG_NATIONAL_PHY is not set
+# CONFIG_STE10XP is not set
+# CONFIG_LSI_ET1011C_PHY is not set
+# CONFIG_FIXED_PHY is not set
+# CONFIG_MDIO_BITBANG is not set
+CONFIG_NET_ETHERNET=y
+CONFIG_MII=y
+# CONFIG_HAPPYMEAL is not set
+CONFIG_SUNGEM=y
+# CONFIG_CASSINI is not set
+CONFIG_NET_VENDOR_3COM=y
+CONFIG_VORTEX=y
+# CONFIG_TYPHOON is not set
+# CONFIG_ETHOC is not set
+# CONFIG_DNET is not set
+# CONFIG_NET_TULIP is not set
+# CONFIG_HP100 is not set
+# CONFIG_IBM_NEW_EMAC_ZMII is not set
+# CONFIG_IBM_NEW_EMAC_RGMII is not set
+# CONFIG_IBM_NEW_EMAC_TAH is not set
+# CONFIG_IBM_NEW_EMAC_EMAC4 is not set
+# CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
+# CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
+# CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
+CONFIG_NET_PCI=y
+CONFIG_PCNET32=y
+# CONFIG_AMD8111_ETH is not set
+# CONFIG_ADAPTEC_STARFIRE is not set
+# CONFIG_B44 is not set
+# CONFIG_FORCEDETH is not set
+CONFIG_E100=y
+# CONFIG_FEALNX is not set
+# CONFIG_NATSEMI is not set
+# CONFIG_NE2K_PCI is not set
+# CONFIG_8139CP is not set
+# CONFIG_8139TOO is not set
+# CONFIG_R6040 is not set
+# CONFIG_SIS900 is not set
+# CONFIG_EPIC100 is not set
+# CONFIG_SMSC9420 is not set
+# CONFIG_SUNDANCE is not set
+# CONFIG_TLAN is not set
+# CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
+# CONFIG_VIA_RHINE is not set
+# CONFIG_SC92031 is not set
+# CONFIG_ATL2 is not set
+CONFIG_NETDEV_1000=y
+CONFIG_ACENIC=y
+CONFIG_ACENIC_OMIT_TIGON_I=y
+# CONFIG_DL2K is not set
+CONFIG_E1000=y
+# CONFIG_E1000E is not set
+# CONFIG_IP1000 is not set
+# CONFIG_IGB is not set
+# CONFIG_IGBVF is not set
+# CONFIG_NS83820 is not set
+# CONFIG_HAMACHI is not set
+# CONFIG_YELLOWFIN is not set
+# CONFIG_R8169 is not set
+# CONFIG_SIS190 is not set
+# CONFIG_SKGE is not set
+# CONFIG_SKY2 is not set
+# CONFIG_VIA_VELOCITY is not set
+CONFIG_TIGON3=y
+# CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
+# CONFIG_QLA3XXX is not set
+# CONFIG_ATL1 is not set
+# CONFIG_ATL1E is not set
+# CONFIG_ATL1C is not set
+# CONFIG_JME is not set
+CONFIG_NETDEV_10000=y
+# CONFIG_CHELSIO_T1 is not set
+CONFIG_CHELSIO_T3_DEPENDS=y
+# CONFIG_CHELSIO_T3 is not set
+# CONFIG_ENIC is not set
+# CONFIG_IXGBE is not set
+CONFIG_IXGB=m
+# CONFIG_S2IO is not set
+# CONFIG_VXGE is not set
+# CONFIG_MYRI10GE is not set
+# CONFIG_NETXEN_NIC is not set
+# CONFIG_NIU is not set
+# CONFIG_MLX4_EN is not set
+# CONFIG_MLX4_CORE is not set
+# CONFIG_TEHUTI is not set
+# CONFIG_BNX2X is not set
+# CONFIG_QLGE is not set
+# CONFIG_SFC is not set
+# CONFIG_BE2NET is not set
+CONFIG_TR=y
+CONFIG_IBMOL=y
+# CONFIG_3C359 is not set
+# CONFIG_TMS380TR is not set
+CONFIG_WLAN=y
+# CONFIG_WLAN_PRE80211 is not set
+# CONFIG_WLAN_80211 is not set
+
+#
+# Enable WiMAX (Networking options) to see the WiMAX drivers
+#
+
+#
+# USB Network Adapters
+#
+# CONFIG_USB_CATC is not set
+# CONFIG_USB_KAWETH is not set
+# CONFIG_USB_PEGASUS is not set
+# CONFIG_USB_RTL8150 is not set
+# CONFIG_USB_USBNET is not set
+# CONFIG_NET_PCMCIA is not set
+# CONFIG_WAN is not set
+# CONFIG_FDDI is not set
+# CONFIG_HIPPI is not set
+CONFIG_PPP=m
+# CONFIG_PPP_MULTILINK is not set
+# CONFIG_PPP_FILTER is not set
+CONFIG_PPP_ASYNC=m
+CONFIG_PPP_SYNC_TTY=m
+CONFIG_PPP_DEFLATE=m
+CONFIG_PPP_BSDCOMP=m
+# CONFIG_PPP_MPPE is not set
+CONFIG_PPPOE=m
+# CONFIG_PPPOL2TP is not set
+# CONFIG_SLIP is not set
+CONFIG_SLHC=m
+# CONFIG_NET_FC is not set
+CONFIG_NETCONSOLE=y
+# CONFIG_NETCONSOLE_DYNAMIC is not set
+CONFIG_NETPOLL=y
+CONFIG_NETPOLL_TRAP=y
+CONFIG_NET_POLL_CONTROLLER=y
+# CONFIG_ISDN is not set
+# CONFIG_PHONE is not set
+
+#
+# Input device support
+#
+CONFIG_INPUT=y
+# CONFIG_INPUT_FF_MEMLESS is not set
+# CONFIG_INPUT_POLLDEV is not set
+
+#
+# Userland interfaces
+#
+CONFIG_INPUT_MOUSEDEV=y
+# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
+CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
+# CONFIG_INPUT_JOYDEV is not set
+CONFIG_INPUT_EVDEV=m
+# CONFIG_INPUT_EVBUG is not set
+
+#
+# Input Device Drivers
+#
+CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
+CONFIG_KEYBOARD_ATKBD=y
+# CONFIG_QT2160 is not set
+# CONFIG_KEYBOARD_LKKBD is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
+# CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
+# CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_INPUT_MOUSE=y
+CONFIG_MOUSE_PS2=y
+CONFIG_MOUSE_PS2_ALPS=y
+CONFIG_MOUSE_PS2_LOGIPS2PP=y
+CONFIG_MOUSE_PS2_SYNAPTICS=y
+CONFIG_MOUSE_PS2_TRACKPOINT=y
+# CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
+# CONFIG_MOUSE_PS2_TOUCHKIT is not set
+# CONFIG_MOUSE_SERIAL is not set
+# CONFIG_MOUSE_APPLETOUCH is not set
+# CONFIG_MOUSE_BCM5974 is not set
+# CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_MOUSE_SYNAPTICS_I2C is not set
+# CONFIG_INPUT_JOYSTICK is not set
+# CONFIG_INPUT_TABLET is not set
+# CONFIG_INPUT_TOUCHSCREEN is not set
+CONFIG_INPUT_MISC=y
+# CONFIG_INPUT_ATI_REMOTE is not set
+# CONFIG_INPUT_ATI_REMOTE2 is not set
+# CONFIG_INPUT_KEYSPAN_REMOTE is not set
+# CONFIG_INPUT_POWERMATE is not set
+# CONFIG_INPUT_YEALINK is not set
+# CONFIG_INPUT_CM109 is not set
+# CONFIG_INPUT_UINPUT is not set
+
+#
+# Hardware I/O ports
+#
+CONFIG_SERIO=y
+CONFIG_SERIO_I8042=y
+# CONFIG_SERIO_SERPORT is not set
+# CONFIG_SERIO_PCIPS2 is not set
+CONFIG_SERIO_LIBPS2=y
+# CONFIG_SERIO_RAW is not set
+# CONFIG_SERIO_XILINX_XPS_PS2 is not set
+# CONFIG_GAMEPORT is not set
+
+#
+# Character devices
+#
+CONFIG_VT=y
+CONFIG_CONSOLE_TRANSLATIONS=y
+CONFIG_VT_CONSOLE=y
+CONFIG_HW_CONSOLE=y
+CONFIG_VT_HW_CONSOLE_BINDING=y
+CONFIG_DEVKMEM=y
+# CONFIG_SERIAL_NONSTANDARD is not set
+# CONFIG_NOZOMI is not set
+
+#
+# Serial drivers
+#
+CONFIG_SERIAL_8250=y
+CONFIG_SERIAL_8250_CONSOLE=y
+CONFIG_SERIAL_8250_PCI=y
+# CONFIG_SERIAL_8250_CS is not set
+CONFIG_SERIAL_8250_NR_UARTS=4
+CONFIG_SERIAL_8250_RUNTIME_UARTS=4
+# CONFIG_SERIAL_8250_EXTENDED is not set
+
+#
+# Non-8250 serial port support
+#
+CONFIG_SERIAL_CORE=y
+CONFIG_SERIAL_CORE_CONSOLE=y
+# CONFIG_SERIAL_JSM is not set
+# CONFIG_SERIAL_OF_PLATFORM is not set
+CONFIG_UNIX98_PTYS=y
+# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
+CONFIG_LEGACY_PTYS=y
+CONFIG_LEGACY_PTY_COUNT=256
+# CONFIG_HVC_UDBG is not set
+# CONFIG_IPMI_HANDLER is not set
+# CONFIG_HW_RANDOM is not set
+# CONFIG_R3964 is not set
+# CONFIG_APPLICOM is not set
+
+#
+# PCMCIA character devices
+#
+# CONFIG_SYNCLINK_CS is not set
+# CONFIG_CARDMAN_4000 is not set
+# CONFIG_CARDMAN_4040 is not set
+# CONFIG_IPWIRELESS is not set
+CONFIG_RAW_DRIVER=y
+CONFIG_MAX_RAW_DEVS=256
+# CONFIG_HANGCHECK_TIMER is not set
+# CONFIG_TCG_TPM is not set
+CONFIG_DEVPORT=y
+CONFIG_I2C=y
+CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
+CONFIG_I2C_CHARDEV=y
+CONFIG_I2C_HELPER_AUTO=y
+CONFIG_I2C_ALGOBIT=y
+
+#
+# I2C Hardware Bus support
+#
+
+#
+# PC SMBus host controller drivers
+#
+# CONFIG_I2C_ALI1535 is not set
+# CONFIG_I2C_ALI1563 is not set
+# CONFIG_I2C_ALI15X3 is not set
+# CONFIG_I2C_AMD756 is not set
+CONFIG_I2C_AMD8111=y
+# CONFIG_I2C_I801 is not set
+# CONFIG_I2C_ISCH is not set
+# CONFIG_I2C_PIIX4 is not set
+# CONFIG_I2C_NFORCE2 is not set
+# CONFIG_I2C_SIS5595 is not set
+# CONFIG_I2C_SIS630 is not set
+# CONFIG_I2C_SIS96X is not set
+# CONFIG_I2C_VIA is not set
+# CONFIG_I2C_VIAPRO is not set
+
+#
+# I2C system bus drivers (mostly embedded / system-on-chip)
+#
+# CONFIG_I2C_OCORES is not set
+# CONFIG_I2C_SIMTEC is not set
+
+#
+# External I2C/SMBus adapter drivers
+#
+# CONFIG_I2C_PARPORT_LIGHT is not set
+# CONFIG_I2C_TAOS_EVM is not set
+# CONFIG_I2C_TINY_USB is not set
+
+#
+# Graphics adapter I2C/DDC channel drivers
+#
+# CONFIG_I2C_VOODOO3 is not set
+
+#
+# Other I2C/SMBus bus drivers
+#
+# CONFIG_I2C_PCA_PLATFORM is not set
+# CONFIG_I2C_STUB is not set
+
+#
+# Miscellaneous I2C Chip support
+#
+# CONFIG_DS1682 is not set
+# CONFIG_SENSORS_TSL2550 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+# CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
+CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
+# CONFIG_GPIOLIB is not set
+# CONFIG_W1 is not set
+# CONFIG_POWER_SUPPLY is not set
+# CONFIG_HWMON is not set
+# CONFIG_THERMAL is not set
+# CONFIG_WATCHDOG is not set
+CONFIG_SSB_POSSIBLE=y
+
+#
+# Sonics Silicon Backplane
+#
+# CONFIG_SSB is not set
+
+#
+# Multifunction device drivers
+#
+# CONFIG_MFD_CORE is not set
+# CONFIG_MFD_SM501 is not set
+# CONFIG_HTC_PASIC3 is not set
+# CONFIG_TWL4030_CORE is not set
+# CONFIG_MFD_TMIO is not set
+# CONFIG_PMIC_DA903X is not set
+# CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
+# CONFIG_MFD_WM8350_I2C is not set
+# CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_REGULATOR is not set
+# CONFIG_MEDIA_SUPPORT is not set
+
+#
+# Graphics support
+#
+# CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
+# CONFIG_DRM is not set
+# CONFIG_VGASTATE is not set
+CONFIG_VIDEO_OUTPUT_CONTROL=m
+CONFIG_FB=y
+CONFIG_FIRMWARE_EDID=y
+CONFIG_FB_DDC=y
+# CONFIG_FB_BOOT_VESA_SUPPORT is not set
+CONFIG_FB_CFB_FILLRECT=y
+CONFIG_FB_CFB_COPYAREA=y
+CONFIG_FB_CFB_IMAGEBLIT=y
+# CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
+# CONFIG_FB_FOREIGN_ENDIAN is not set
+# CONFIG_FB_SYS_FOPS is not set
+# CONFIG_FB_SVGALIB is not set
+CONFIG_FB_MACMODES=y
+CONFIG_FB_BACKLIGHT=y
+CONFIG_FB_MODE_HELPERS=y
+CONFIG_FB_TILEBLITTING=y
+
+#
+# Frame buffer hardware drivers
+#
+# CONFIG_FB_CIRRUS is not set
+# CONFIG_FB_PM2 is not set
+# CONFIG_FB_CYBER2000 is not set
+CONFIG_FB_OF=y
+# CONFIG_FB_ASILIANT is not set
+# CONFIG_FB_IMSTT is not set
+# CONFIG_FB_VGA16 is not set
+# CONFIG_FB_S1D13XXX is not set
+# CONFIG_FB_NVIDIA is not set
+# CONFIG_FB_RIVA is not set
+CONFIG_FB_MATROX=y
+CONFIG_FB_MATROX_MILLENIUM=y
+CONFIG_FB_MATROX_MYSTIQUE=y
+CONFIG_FB_MATROX_G=y
+CONFIG_FB_MATROX_I2C=m
+CONFIG_FB_MATROX_MAVEN=m
+CONFIG_FB_RADEON=y
+CONFIG_FB_RADEON_I2C=y
+CONFIG_FB_RADEON_BACKLIGHT=y
+# CONFIG_FB_RADEON_DEBUG is not set
+# CONFIG_FB_ATY128 is not set
+# CONFIG_FB_ATY is not set
+# CONFIG_FB_S3 is not set
+# CONFIG_FB_SAVAGE is not set
+# CONFIG_FB_SIS is not set
+# CONFIG_FB_VIA is not set
+# CONFIG_FB_NEOMAGIC is not set
+# CONFIG_FB_KYRO is not set
+# CONFIG_FB_3DFX is not set
+# CONFIG_FB_VOODOO1 is not set
+# CONFIG_FB_VT8623 is not set
+# CONFIG_FB_TRIDENT is not set
+# CONFIG_FB_ARK is not set
+# CONFIG_FB_PM3 is not set
+# CONFIG_FB_CARMINE is not set
+CONFIG_FB_IBM_GXT4500=y
+# CONFIG_FB_VIRTUAL is not set
+# CONFIG_FB_METRONOME is not set
+# CONFIG_FB_MB862XX is not set
+# CONFIG_FB_BROADSHEET is not set
+CONFIG_BACKLIGHT_LCD_SUPPORT=y
+CONFIG_LCD_CLASS_DEVICE=y
+# CONFIG_LCD_ILI9320 is not set
+# CONFIG_LCD_PLATFORM is not set
+CONFIG_BACKLIGHT_CLASS_DEVICE=y
+CONFIG_BACKLIGHT_GENERIC=y
+
+#
+# Display device support
+#
+CONFIG_DISPLAY_SUPPORT=y
+
+#
+# Display hardware drivers
+#
+
+#
+# Console display driver support
+#
+# CONFIG_VGA_CONSOLE is not set
+CONFIG_DUMMY_CONSOLE=y
+CONFIG_FRAMEBUFFER_CONSOLE=y
+# CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY is not set
+# CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
+# CONFIG_FONTS is not set
+CONFIG_FONT_8x8=y
+CONFIG_FONT_8x16=y
+CONFIG_LOGO=y
+CONFIG_LOGO_LINUX_MONO=y
+CONFIG_LOGO_LINUX_VGA16=y
+CONFIG_LOGO_LINUX_CLUT224=y
+CONFIG_SOUND=m
+CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
+CONFIG_SND=m
+CONFIG_SND_TIMER=m
+CONFIG_SND_PCM=m
+CONFIG_SND_SEQUENCER=m
+CONFIG_SND_SEQ_DUMMY=m
+CONFIG_SND_OSSEMUL=y
+CONFIG_SND_MIXER_OSS=m
+CONFIG_SND_PCM_OSS=m
+CONFIG_SND_PCM_OSS_PLUGINS=y
+CONFIG_SND_SEQUENCER_OSS=y
+# CONFIG_SND_HRTIMER is not set
+# CONFIG_SND_DYNAMIC_MINORS is not set
+CONFIG_SND_SUPPORT_OLD_API=y
+CONFIG_SND_VERBOSE_PROCFS=y
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+# CONFIG_SND_RAWMIDI_SEQ is not set
+# CONFIG_SND_OPL3_LIB_SEQ is not set
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+CONFIG_SND_DRIVERS=y
+# CONFIG_SND_DUMMY is not set
+# CONFIG_SND_VIRMIDI is not set
+# CONFIG_SND_MTPAV is not set
+# CONFIG_SND_SERIAL_U16550 is not set
+# CONFIG_SND_MPU401 is not set
+CONFIG_SND_PCI=y
+# CONFIG_SND_AD1889 is not set
+# CONFIG_SND_ALS300 is not set
+# CONFIG_SND_ALS4000 is not set
+# CONFIG_SND_ALI5451 is not set
+# CONFIG_SND_ATIIXP is not set
+# CONFIG_SND_ATIIXP_MODEM is not set
+# CONFIG_SND_AU8810 is not set
+# CONFIG_SND_AU8820 is not set
+# CONFIG_SND_AU8830 is not set
+# CONFIG_SND_AW2 is not set
+# CONFIG_SND_AZT3328 is not set
+# CONFIG_SND_BT87X is not set
+# CONFIG_SND_CA0106 is not set
+# CONFIG_SND_CMIPCI is not set
+# CONFIG_SND_OXYGEN is not set
+# CONFIG_SND_CS4281 is not set
+# CONFIG_SND_CS46XX is not set
+# CONFIG_SND_CS5530 is not set
+# CONFIG_SND_CTXFI is not set
+# CONFIG_SND_DARLA20 is not set
+# CONFIG_SND_GINA20 is not set
+# CONFIG_SND_LAYLA20 is not set
+# CONFIG_SND_DARLA24 is not set
+# CONFIG_SND_GINA24 is not set
+# CONFIG_SND_LAYLA24 is not set
+# CONFIG_SND_MONA is not set
+# CONFIG_SND_MIA is not set
+# CONFIG_SND_ECHO3G is not set
+# CONFIG_SND_INDIGO is not set
+# CONFIG_SND_INDIGOIO is not set
+# CONFIG_SND_INDIGODJ is not set
+# CONFIG_SND_INDIGOIOX is not set
+# CONFIG_SND_INDIGODJX is not set
+# CONFIG_SND_EMU10K1 is not set
+# CONFIG_SND_EMU10K1X is not set
+# CONFIG_SND_ENS1370 is not set
+# CONFIG_SND_ENS1371 is not set
+# CONFIG_SND_ES1938 is not set
+# CONFIG_SND_ES1968 is not set
+# CONFIG_SND_FM801 is not set
+# CONFIG_SND_HDA_INTEL is not set
+# CONFIG_SND_HDSP is not set
+# CONFIG_SND_HDSPM is not set
+# CONFIG_SND_HIFIER is not set
+# CONFIG_SND_ICE1712 is not set
+# CONFIG_SND_ICE1724 is not set
+# CONFIG_SND_INTEL8X0 is not set
+# CONFIG_SND_INTEL8X0M is not set
+# CONFIG_SND_KORG1212 is not set
+# CONFIG_SND_LX6464ES is not set
+# CONFIG_SND_MAESTRO3 is not set
+# CONFIG_SND_MIXART is not set
+# CONFIG_SND_NM256 is not set
+# CONFIG_SND_PCXHR is not set
+# CONFIG_SND_RIPTIDE is not set
+# CONFIG_SND_RME32 is not set
+# CONFIG_SND_RME96 is not set
+# CONFIG_SND_RME9652 is not set
+# CONFIG_SND_SONICVIBES is not set
+# CONFIG_SND_TRIDENT is not set
+# CONFIG_SND_VIA82XX is not set
+# CONFIG_SND_VIA82XX_MODEM is not set
+# CONFIG_SND_VIRTUOSO is not set
+# CONFIG_SND_VX222 is not set
+# CONFIG_SND_YMFPCI is not set
+CONFIG_SND_PPC=y
+CONFIG_SND_USB=y
+# CONFIG_SND_USB_AUDIO is not set
+# CONFIG_SND_USB_USX2Y is not set
+# CONFIG_SND_USB_CAIAQ is not set
+CONFIG_SND_PCMCIA=y
+# CONFIG_SND_VXPOCKET is not set
+# CONFIG_SND_PDAUDIOCF is not set
+# CONFIG_SND_SOC is not set
+# CONFIG_SOUND_PRIME is not set
+CONFIG_HID_SUPPORT=y
+CONFIG_HID=y
+# CONFIG_HIDRAW is not set
+
+#
+# USB Input Devices
+#
+CONFIG_USB_HID=y
+# CONFIG_HID_PID is not set
+CONFIG_USB_HIDDEV=y
+
+#
+# Special HID drivers
+#
+CONFIG_HID_A4TECH=y
+CONFIG_HID_APPLE=y
+CONFIG_HID_BELKIN=y
+CONFIG_HID_CHERRY=y
+CONFIG_HID_CHICONY=y
+CONFIG_HID_CYPRESS=y
+CONFIG_HID_DRAGONRISE=y
+# CONFIG_DRAGONRISE_FF is not set
+CONFIG_HID_EZKEY=y
+CONFIG_HID_KYE=y
+CONFIG_HID_GYRATION=y
+CONFIG_HID_TWINHAN=y
+CONFIG_HID_KENSINGTON=y
+CONFIG_HID_LOGITECH=y
+# CONFIG_LOGITECH_FF is not set
+# CONFIG_LOGIRUMBLEPAD2_FF is not set
+CONFIG_HID_MICROSOFT=y
+CONFIG_HID_MONTEREY=y
+CONFIG_HID_NTRIG=y
+CONFIG_HID_PANTHERLORD=y
+# CONFIG_PANTHERLORD_FF is not set
+CONFIG_HID_PETALYNX=y
+CONFIG_HID_SAMSUNG=y
+CONFIG_HID_SONY=y
+CONFIG_HID_SUNPLUS=y
+CONFIG_HID_GREENASIA=y
+# CONFIG_GREENASIA_FF is not set
+CONFIG_HID_SMARTJOYPLUS=y
+# CONFIG_SMARTJOYPLUS_FF is not set
+CONFIG_HID_TOPSEED=y
+CONFIG_HID_THRUSTMASTER=y
+# CONFIG_THRUSTMASTER_FF is not set
+CONFIG_HID_ZEROPLUS=y
+# CONFIG_ZEROPLUS_FF is not set
+CONFIG_USB_SUPPORT=y
+CONFIG_USB_ARCH_HAS_HCD=y
+CONFIG_USB_ARCH_HAS_OHCI=y
+CONFIG_USB_ARCH_HAS_EHCI=y
+CONFIG_USB=y
+# CONFIG_USB_DEBUG is not set
+# CONFIG_USB_ANNOUNCE_NEW_DEVICES is not set
+
+#
+# Miscellaneous USB options
+#
+CONFIG_USB_DEVICEFS=y
+CONFIG_USB_DEVICE_CLASS=y
+# CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_OTG is not set
+# CONFIG_USB_MON is not set
+# CONFIG_USB_WUSB is not set
+# CONFIG_USB_WUSB_CBAF is not set
+
+#
+# USB Host Controller Drivers
+#
+# CONFIG_USB_C67X00_HCD is not set
+# CONFIG_USB_XHCI_HCD is not set
+CONFIG_USB_EHCI_HCD=y
+# CONFIG_USB_EHCI_ROOT_HUB_TT is not set
+CONFIG_USB_EHCI_TT_NEWSCHED=y
+# CONFIG_USB_EHCI_HCD_PPC_OF is not set
+# CONFIG_USB_OXU210HP_HCD is not set
+# CONFIG_USB_ISP116X_HCD is not set
+# CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
+CONFIG_USB_OHCI_HCD=y
+# CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
+# CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
+# CONFIG_USB_OHCI_HCD_PPC_OF is not set
+# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
+# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
+CONFIG_USB_OHCI_LITTLE_ENDIAN=y
+# CONFIG_USB_UHCI_HCD is not set
+# CONFIG_USB_SL811_HCD is not set
+# CONFIG_USB_R8A66597_HCD is not set
+# CONFIG_USB_WHCI_HCD is not set
+# CONFIG_USB_HWA_HCD is not set
+
+#
+# USB Device Class drivers
+#
+# CONFIG_USB_ACM is not set
+# CONFIG_USB_PRINTER is not set
+# CONFIG_USB_WDM is not set
+# CONFIG_USB_TMC is not set
+
+#
+# NOTE: USB_STORAGE depends on SCSI but BLK_DEV_SD may
+#
+
+#
+# also be needed; see USB_STORAGE Help for more info
+#
+CONFIG_USB_STORAGE=m
+# CONFIG_USB_STORAGE_DEBUG is not set
+# CONFIG_USB_STORAGE_DATAFAB is not set
+# CONFIG_USB_STORAGE_FREECOM is not set
+# CONFIG_USB_STORAGE_ISD200 is not set
+# CONFIG_USB_STORAGE_USBAT is not set
+# CONFIG_USB_STORAGE_SDDR09 is not set
+# CONFIG_USB_STORAGE_SDDR55 is not set
+# CONFIG_USB_STORAGE_JUMPSHOT is not set
+# CONFIG_USB_STORAGE_ALAUDA is not set
+# CONFIG_USB_STORAGE_ONETOUCH is not set
+# CONFIG_USB_STORAGE_KARMA is not set
+# CONFIG_USB_STORAGE_CYPRESS_ATACB is not set
+# CONFIG_USB_LIBUSUAL is not set
+
+#
+# USB Imaging devices
+#
+# CONFIG_USB_MDC800 is not set
+# CONFIG_USB_MICROTEK is not set
+
+#
+# USB port drivers
+#
+# CONFIG_USB_SERIAL is not set
+
+#
+# USB Miscellaneous drivers
+#
+# CONFIG_USB_EMI62 is not set
+# CONFIG_USB_EMI26 is not set
+# CONFIG_USB_ADUTUX is not set
+# CONFIG_USB_SEVSEG is not set
+# CONFIG_USB_RIO500 is not set
+# CONFIG_USB_LEGOTOWER is not set
+# CONFIG_USB_LCD is not set
+# CONFIG_USB_BERRY_CHARGE is not set
+# CONFIG_USB_LED is not set
+# CONFIG_USB_CYPRESS_CY7C63 is not set
+# CONFIG_USB_CYTHERM is not set
+# CONFIG_USB_IDMOUSE is not set
+# CONFIG_USB_FTDI_ELAN is not set
+CONFIG_USB_APPLEDISPLAY=m
+# CONFIG_USB_SISUSBVGA is not set
+# CONFIG_USB_LD is not set
+# CONFIG_USB_TRANCEVIBRATOR is not set
+# CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
+# CONFIG_USB_ISIGHTFW is not set
+# CONFIG_USB_VST is not set
+# CONFIG_USB_GADGET is not set
+
+#
+# OTG and related infrastructure
+#
+# CONFIG_NOP_USB_XCEIV is not set
+# CONFIG_UWB is not set
+# CONFIG_MMC is not set
+# CONFIG_MEMSTICK is not set
+# CONFIG_NEW_LEDS is not set
+# CONFIG_ACCESSIBILITY is not set
+CONFIG_INFINIBAND=m
+# CONFIG_INFINIBAND_USER_MAD is not set
+# CONFIG_INFINIBAND_USER_ACCESS is not set
+CONFIG_INFINIBAND_ADDR_TRANS=y
+CONFIG_INFINIBAND_MTHCA=m
+CONFIG_INFINIBAND_MTHCA_DEBUG=y
+# CONFIG_INFINIBAND_IPATH is not set
+# CONFIG_INFINIBAND_AMSO1100 is not set
+# CONFIG_MLX4_INFINIBAND is not set
+# CONFIG_INFINIBAND_NES is not set
+CONFIG_INFINIBAND_IPOIB=m
+# CONFIG_INFINIBAND_IPOIB_CM is not set
+CONFIG_INFINIBAND_IPOIB_DEBUG=y
+# CONFIG_INFINIBAND_IPOIB_DEBUG_DATA is not set
+# CONFIG_INFINIBAND_SRP is not set
+CONFIG_INFINIBAND_ISER=m
+CONFIG_EDAC=y
+
+#
+# Reporting subsystems
+#
+# CONFIG_EDAC_DEBUG is not set
+CONFIG_EDAC_MM_EDAC=y
+# CONFIG_EDAC_CPC925 is not set
+CONFIG_RTC_LIB=y
+CONFIG_RTC_CLASS=y
+CONFIG_RTC_HCTOSYS=y
+CONFIG_RTC_HCTOSYS_DEVICE="rtc0"
+# CONFIG_RTC_DEBUG is not set
+
+#
+# RTC interfaces
+#
+CONFIG_RTC_INTF_SYSFS=y
+CONFIG_RTC_INTF_PROC=y
+CONFIG_RTC_INTF_DEV=y
+# CONFIG_RTC_INTF_DEV_UIE_EMUL is not set
+# CONFIG_RTC_DRV_TEST is not set
+
+#
+# I2C RTC drivers
+#
+CONFIG_RTC_DRV_DS1307=y
+# CONFIG_RTC_DRV_DS1374 is not set
+# CONFIG_RTC_DRV_DS1672 is not set
+# CONFIG_RTC_DRV_MAX6900 is not set
+# CONFIG_RTC_DRV_RS5C372 is not set
+# CONFIG_RTC_DRV_ISL1208 is not set
+# CONFIG_RTC_DRV_X1205 is not set
+# CONFIG_RTC_DRV_PCF8563 is not set
+# CONFIG_RTC_DRV_PCF8583 is not set
+# CONFIG_RTC_DRV_M41T80 is not set
+# CONFIG_RTC_DRV_S35390A is not set
+# CONFIG_RTC_DRV_FM3130 is not set
+# CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
+
+#
+# SPI RTC drivers
+#
+
+#
+# Platform RTC drivers
+#
+# CONFIG_RTC_DRV_CMOS is not set
+# CONFIG_RTC_DRV_DS1286 is not set
+# CONFIG_RTC_DRV_DS1511 is not set
+# CONFIG_RTC_DRV_DS1553 is not set
+# CONFIG_RTC_DRV_DS1742 is not set
+# CONFIG_RTC_DRV_STK17TA8 is not set
+# CONFIG_RTC_DRV_M48T86 is not set
+# CONFIG_RTC_DRV_M48T35 is not set
+# CONFIG_RTC_DRV_M48T59 is not set
+# CONFIG_RTC_DRV_BQ4802 is not set
+# CONFIG_RTC_DRV_V3020 is not set
+
+#
+# on-CPU RTC drivers
+#
+# CONFIG_RTC_DRV_GENERIC is not set
+# CONFIG_DMADEVICES is not set
+# CONFIG_AUXDISPLAY is not set
+# CONFIG_UIO is not set
+
+#
+# TI VLYNQ
+#
+# CONFIG_STAGING is not set
+
+#
+# File systems
+#
+CONFIG_EXT2_FS=y
+CONFIG_EXT2_FS_XATTR=y
+CONFIG_EXT2_FS_POSIX_ACL=y
+CONFIG_EXT2_FS_SECURITY=y
+CONFIG_EXT2_FS_XIP=y
+CONFIG_EXT3_FS=y
+# CONFIG_EXT3_DEFAULTS_TO_ORDERED is not set
+CONFIG_EXT3_FS_XATTR=y
+CONFIG_EXT3_FS_POSIX_ACL=y
+CONFIG_EXT3_FS_SECURITY=y
+CONFIG_EXT4_FS=y
+CONFIG_EXT4_FS_XATTR=y
+CONFIG_EXT4_FS_POSIX_ACL=y
+CONFIG_EXT4_FS_SECURITY=y
+# CONFIG_EXT4_DEBUG is not set
+CONFIG_FS_XIP=y
+CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
+CONFIG_JBD2=y
+# CONFIG_JBD2_DEBUG is not set
+CONFIG_FS_MBCACHE=y
+CONFIG_REISERFS_FS=y
+# CONFIG_REISERFS_CHECK is not set
+# CONFIG_REISERFS_PROC_INFO is not set
+CONFIG_REISERFS_FS_XATTR=y
+CONFIG_REISERFS_FS_POSIX_ACL=y
+CONFIG_REISERFS_FS_SECURITY=y
+CONFIG_JFS_FS=y
+CONFIG_JFS_POSIX_ACL=y
+CONFIG_JFS_SECURITY=y
+# CONFIG_JFS_DEBUG is not set
+# CONFIG_JFS_STATISTICS is not set
+CONFIG_FS_POSIX_ACL=y
+CONFIG_XFS_FS=m
+# CONFIG_XFS_QUOTA is not set
+CONFIG_XFS_POSIX_ACL=y
+# CONFIG_XFS_RT is not set
+# CONFIG_XFS_DEBUG is not set
+# CONFIG_GFS2_FS is not set
+# CONFIG_OCFS2_FS is not set
+# CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
+CONFIG_FILE_LOCKING=y
+CONFIG_FSNOTIFY=y
+CONFIG_DNOTIFY=y
+CONFIG_INOTIFY=y
+CONFIG_INOTIFY_USER=y
+# CONFIG_QUOTA is not set
+# CONFIG_AUTOFS_FS is not set
+CONFIG_AUTOFS4_FS=m
+# CONFIG_FUSE_FS is not set
+
+#
+# Caches
+#
+# CONFIG_FSCACHE is not set
+
+#
+# CD-ROM/DVD Filesystems
+#
+CONFIG_ISO9660_FS=y
+# CONFIG_JOLIET is not set
+# CONFIG_ZISOFS is not set
+CONFIG_UDF_FS=m
+CONFIG_UDF_NLS=y
+
+#
+# DOS/FAT/NT Filesystems
+#
+CONFIG_FAT_FS=y
+CONFIG_MSDOS_FS=y
+CONFIG_VFAT_FS=y
+CONFIG_FAT_DEFAULT_CODEPAGE=437
+CONFIG_FAT_DEFAULT_IOCHARSET="iso8859-1"
+# CONFIG_NTFS_FS is not set
+
+#
+# Pseudo filesystems
+#
+CONFIG_PROC_FS=y
+CONFIG_PROC_KCORE=y
+CONFIG_PROC_SYSCTL=y
+CONFIG_PROC_PAGE_MONITOR=y
+CONFIG_SYSFS=y
+CONFIG_TMPFS=y
+# CONFIG_TMPFS_POSIX_ACL is not set
+# CONFIG_HUGETLBFS is not set
+# CONFIG_HUGETLB_PAGE is not set
+# CONFIG_CONFIGFS_FS is not set
+CONFIG_MISC_FILESYSTEMS=y
+# CONFIG_ADFS_FS is not set
+# CONFIG_AFFS_FS is not set
+CONFIG_HFS_FS=m
+CONFIG_HFSPLUS_FS=m
+# CONFIG_BEFS_FS is not set
+# CONFIG_BFS_FS is not set
+# CONFIG_EFS_FS is not set
+CONFIG_CRAMFS=y
+# CONFIG_SQUASHFS is not set
+# CONFIG_VXFS_FS is not set
+# CONFIG_MINIX_FS is not set
+# CONFIG_OMFS_FS is not set
+# CONFIG_HPFS_FS is not set
+# CONFIG_QNX4FS_FS is not set
+# CONFIG_ROMFS_FS is not set
+# CONFIG_SYSV_FS is not set
+# CONFIG_UFS_FS is not set
+CONFIG_NETWORK_FILESYSTEMS=y
+CONFIG_NFS_FS=y
+CONFIG_NFS_V3=y
+CONFIG_NFS_V3_ACL=y
+CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
+CONFIG_ROOT_NFS=y
+CONFIG_NFSD=m
+CONFIG_NFSD_V2_ACL=y
+CONFIG_NFSD_V3=y
+CONFIG_NFSD_V3_ACL=y
+CONFIG_NFSD_V4=y
+CONFIG_LOCKD=y
+CONFIG_LOCKD_V4=y
+CONFIG_EXPORTFS=m
+CONFIG_NFS_ACL_SUPPORT=y
+CONFIG_NFS_COMMON=y
+CONFIG_SUNRPC=y
+CONFIG_SUNRPC_GSS=y
+CONFIG_SUNRPC_XPRT_RDMA=m
+CONFIG_RPCSEC_GSS_KRB5=y
+CONFIG_RPCSEC_GSS_SPKM3=m
+# CONFIG_SMB_FS is not set
+CONFIG_CIFS=m
+# CONFIG_CIFS_STATS is not set
+# CONFIG_CIFS_WEAK_PW_HASH is not set
+CONFIG_CIFS_XATTR=y
+CONFIG_CIFS_POSIX=y
+# CONFIG_CIFS_DEBUG2 is not set
+# CONFIG_CIFS_EXPERIMENTAL is not set
+# CONFIG_NCP_FS is not set
+# CONFIG_CODA_FS is not set
+# CONFIG_AFS_FS is not set
+
+#
+# Partition Types
+#
+CONFIG_PARTITION_ADVANCED=y
+# CONFIG_ACORN_PARTITION is not set
+# CONFIG_OSF_PARTITION is not set
+# CONFIG_AMIGA_PARTITION is not set
+# CONFIG_ATARI_PARTITION is not set
+CONFIG_MAC_PARTITION=y
+CONFIG_MSDOS_PARTITION=y
+# CONFIG_BSD_DISKLABEL is not set
+# CONFIG_MINIX_SUBPARTITION is not set
+# CONFIG_SOLARIS_X86_PARTITION is not set
+# CONFIG_UNIXWARE_DISKLABEL is not set
+# CONFIG_LDM_PARTITION is not set
+# CONFIG_SGI_PARTITION is not set
+# CONFIG_ULTRIX_PARTITION is not set
+# CONFIG_SUN_PARTITION is not set
+# CONFIG_KARMA_PARTITION is not set
+# CONFIG_EFI_PARTITION is not set
+# CONFIG_SYSV68_PARTITION is not set
+CONFIG_NLS=y
+CONFIG_NLS_DEFAULT="iso8859-1"
+CONFIG_NLS_CODEPAGE_437=y
+CONFIG_NLS_CODEPAGE_737=m
+CONFIG_NLS_CODEPAGE_775=m
+CONFIG_NLS_CODEPAGE_850=m
+CONFIG_NLS_CODEPAGE_852=m
+CONFIG_NLS_CODEPAGE_855=m
+CONFIG_NLS_CODEPAGE_857=m
+CONFIG_NLS_CODEPAGE_860=m
+CONFIG_NLS_CODEPAGE_861=m
+CONFIG_NLS_CODEPAGE_862=m
+CONFIG_NLS_CODEPAGE_863=m
+CONFIG_NLS_CODEPAGE_864=m
+CONFIG_NLS_CODEPAGE_865=m
+CONFIG_NLS_CODEPAGE_866=m
+CONFIG_NLS_CODEPAGE_869=m
+CONFIG_NLS_CODEPAGE_936=m
+CONFIG_NLS_CODEPAGE_950=m
+CONFIG_NLS_CODEPAGE_932=m
+CONFIG_NLS_CODEPAGE_949=m
+CONFIG_NLS_CODEPAGE_874=m
+CONFIG_NLS_ISO8859_8=m
+CONFIG_NLS_CODEPAGE_1250=m
+CONFIG_NLS_CODEPAGE_1251=m
+CONFIG_NLS_ASCII=m
+CONFIG_NLS_ISO8859_1=y
+CONFIG_NLS_ISO8859_2=m
+CONFIG_NLS_ISO8859_3=m
+CONFIG_NLS_ISO8859_4=m
+CONFIG_NLS_ISO8859_5=m
+CONFIG_NLS_ISO8859_6=m
+CONFIG_NLS_ISO8859_7=m
+CONFIG_NLS_ISO8859_9=m
+CONFIG_NLS_ISO8859_13=m
+CONFIG_NLS_ISO8859_14=m
+CONFIG_NLS_ISO8859_15=m
+CONFIG_NLS_KOI8_R=m
+CONFIG_NLS_KOI8_U=m
+CONFIG_NLS_UTF8=m
+# CONFIG_DLM is not set
+CONFIG_BINARY_PRINTF=y
+
+#
+# Library routines
+#
+CONFIG_BITREVERSE=y
+CONFIG_GENERIC_FIND_LAST_BIT=y
+CONFIG_CRC_CCITT=m
+CONFIG_CRC16=y
+CONFIG_CRC_T10DIF=y
+CONFIG_CRC_ITU_T=m
+CONFIG_CRC32=y
+# CONFIG_CRC7 is not set
+CONFIG_LIBCRC32C=m
+CONFIG_ZLIB_INFLATE=y
+CONFIG_ZLIB_DEFLATE=m
+CONFIG_LZO_COMPRESS=m
+CONFIG_LZO_DECOMPRESS=m
+CONFIG_DECOMPRESS_GZIP=y
+CONFIG_DECOMPRESS_BZIP2=y
+CONFIG_DECOMPRESS_LZMA=y
+CONFIG_TEXTSEARCH=y
+CONFIG_TEXTSEARCH_KMP=m
+CONFIG_TEXTSEARCH_BM=m
+CONFIG_TEXTSEARCH_FSM=m
+CONFIG_HAS_IOMEM=y
+CONFIG_HAS_IOPORT=y
+CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
+CONFIG_NLATTR=y
+
+#
+# Kernel hacking
+#
+# CONFIG_PRINTK_TIME is not set
+CONFIG_ENABLE_WARN_DEPRECATED=y
+CONFIG_ENABLE_MUST_CHECK=y
+CONFIG_FRAME_WARN=2048
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
+# CONFIG_UNUSED_SYMBOLS is not set
+CONFIG_DEBUG_FS=y
+# CONFIG_HEADERS_CHECK is not set
+CONFIG_DEBUG_KERNEL=y
+# CONFIG_DEBUG_SHIRQ is not set
+CONFIG_DETECT_SOFTLOCKUP=y
+# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
+CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
+CONFIG_DETECT_HUNG_TASK=y
+# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
+CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
+CONFIG_SCHED_DEBUG=y
+CONFIG_SCHEDSTATS=y
+# CONFIG_TIMER_STATS is not set
+# CONFIG_DEBUG_OBJECTS is not set
+# CONFIG_SLUB_DEBUG_ON is not set
+# CONFIG_SLUB_STATS is not set
+# CONFIG_DEBUG_KMEMLEAK is not set
+# CONFIG_DEBUG_RT_MUTEXES is not set
+# CONFIG_RT_MUTEX_TESTER is not set
+# CONFIG_DEBUG_SPINLOCK is not set
+CONFIG_DEBUG_MUTEXES=y
+# CONFIG_DEBUG_LOCK_ALLOC is not set
+# CONFIG_PROVE_LOCKING is not set
+# CONFIG_LOCK_STAT is not set
+CONFIG_TRACE_IRQFLAGS=y
+# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
+# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
+CONFIG_STACKTRACE=y
+# CONFIG_DEBUG_KOBJECT is not set
+CONFIG_DEBUG_BUGVERBOSE=y
+# CONFIG_DEBUG_INFO is not set
+# CONFIG_DEBUG_VM is not set
+# CONFIG_DEBUG_WRITECOUNT is not set
+CONFIG_DEBUG_MEMORY_INIT=y
+# CONFIG_DEBUG_LIST is not set
+# CONFIG_DEBUG_SG is not set
+# CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
+# CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
+# CONFIG_BACKTRACE_SELF_TEST is not set
+# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
+# CONFIG_FAULT_INJECTION is not set
+CONFIG_LATENCYTOP=y
+CONFIG_SYSCTL_SYSCALL_CHECK=y
+# CONFIG_DEBUG_PAGEALLOC is not set
+CONFIG_NOP_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_DYNAMIC_FTRACE=y
+CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_TRACER_MAX_TRACE=y
+CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
+CONFIG_TRACING=y
+CONFIG_GENERIC_TRACER=y
+CONFIG_TRACING_SUPPORT=y
+CONFIG_FTRACE=y
+# CONFIG_FUNCTION_TRACER is not set
+CONFIG_IRQSOFF_TRACER=y
+CONFIG_SCHED_TRACER=y
+# CONFIG_BOOT_TRACER is not set
+CONFIG_BRANCH_PROFILE_NONE=y
+# CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
+# CONFIG_PROFILE_ALL_BRANCHES is not set
+# CONFIG_STACK_TRACER is not set
+# CONFIG_KMEMTRACE is not set
+# CONFIG_WORKQUEUE_TRACER is not set
+CONFIG_BLK_DEV_IO_TRACE=y
+# CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_RING_BUFFER_BENCHMARK is not set
+# CONFIG_DYNAMIC_DEBUG is not set
+# CONFIG_DMA_API_DEBUG is not set
+# CONFIG_SAMPLES is not set
+CONFIG_HAVE_ARCH_KGDB=y
+# CONFIG_KGDB is not set
+# CONFIG_PPC_DISABLE_WERROR is not set
+CONFIG_PPC_WERROR=y
+CONFIG_PRINT_STACK_DEPTH=64
+CONFIG_DEBUG_STACKOVERFLOW=y
+CONFIG_DEBUG_STACK_USAGE=y
+# CONFIG_PPC_EMULATED_STATS is not set
+CONFIG_CODE_PATCHING_SELFTEST=y
+CONFIG_FTR_FIXUP_SELFTEST=y
+CONFIG_MSI_BITMAP_SELFTEST=y
+CONFIG_XMON=y
+# CONFIG_XMON_DEFAULT is not set
+CONFIG_XMON_DISASSEMBLY=y
+CONFIG_DEBUGGER=y
+CONFIG_IRQSTACKS=y
+# CONFIG_VIRQ_DEBUG is not set
+# CONFIG_PPC_EARLY_DEBUG is not set
+
+#
+# Security options
+#
+# CONFIG_KEYS is not set
+# CONFIG_SECURITY is not set
+# CONFIG_SECURITYFS is not set
+# CONFIG_SECURITY_FILE_CAPABILITIES is not set
+CONFIG_XOR_BLOCKS=y
+CONFIG_ASYNC_CORE=y
+CONFIG_ASYNC_MEMCPY=y
+CONFIG_ASYNC_XOR=y
+CONFIG_ASYNC_PQ=y
+CONFIG_ASYNC_RAID6_RECOV=y
+CONFIG_CRYPTO=y
+
+#
+# Crypto core or helper
+#
+CONFIG_CRYPTO_ALGAPI=y
+CONFIG_CRYPTO_ALGAPI2=y
+CONFIG_CRYPTO_AEAD=m
+CONFIG_CRYPTO_AEAD2=y
+CONFIG_CRYPTO_BLKCIPHER=y
+CONFIG_CRYPTO_BLKCIPHER2=y
+CONFIG_CRYPTO_HASH=y
+CONFIG_CRYPTO_HASH2=y
+CONFIG_CRYPTO_RNG=m
+CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_PCOMP=y
+CONFIG_CRYPTO_MANAGER=y
+CONFIG_CRYPTO_MANAGER2=y
+CONFIG_CRYPTO_GF128MUL=m
+CONFIG_CRYPTO_NULL=m
+CONFIG_CRYPTO_WORKQUEUE=y
+# CONFIG_CRYPTO_CRYPTD is not set
+CONFIG_CRYPTO_AUTHENC=m
+CONFIG_CRYPTO_TEST=m
+
+#
+# Authenticated Encryption with Associated Data
+#
+CONFIG_CRYPTO_CCM=m
+CONFIG_CRYPTO_GCM=m
+CONFIG_CRYPTO_SEQIV=m
+
+#
+# Block modes
+#
+CONFIG_CRYPTO_CBC=y
+CONFIG_CRYPTO_CTR=m
+# CONFIG_CRYPTO_CTS is not set
+CONFIG_CRYPTO_ECB=m
+# CONFIG_CRYPTO_LRW is not set
+CONFIG_CRYPTO_PCBC=m
+# CONFIG_CRYPTO_XTS is not set
+
+#
+# Hash modes
+#
+CONFIG_CRYPTO_HMAC=y
+# CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
+
+#
+# Digest
+#
+CONFIG_CRYPTO_CRC32C=m
+CONFIG_CRYPTO_GHASH=m
+CONFIG_CRYPTO_MD4=m
+CONFIG_CRYPTO_MD5=y
+CONFIG_CRYPTO_MICHAEL_MIC=m
+# CONFIG_CRYPTO_RMD128 is not set
+# CONFIG_CRYPTO_RMD160 is not set
+# CONFIG_CRYPTO_RMD256 is not set
+# CONFIG_CRYPTO_RMD320 is not set
+CONFIG_CRYPTO_SHA1=m
+CONFIG_CRYPTO_SHA256=m
+CONFIG_CRYPTO_SHA512=m
+CONFIG_CRYPTO_TGR192=m
+CONFIG_CRYPTO_WP512=m
+
+#
+# Ciphers
+#
+CONFIG_CRYPTO_AES=m
+CONFIG_CRYPTO_ANUBIS=m
+CONFIG_CRYPTO_ARC4=m
+CONFIG_CRYPTO_BLOWFISH=m
+# CONFIG_CRYPTO_CAMELLIA is not set
+CONFIG_CRYPTO_CAST5=m
+CONFIG_CRYPTO_CAST6=m
+CONFIG_CRYPTO_DES=y
+# CONFIG_CRYPTO_FCRYPT is not set
+CONFIG_CRYPTO_KHAZAD=m
+CONFIG_CRYPTO_SALSA20=m
+# CONFIG_CRYPTO_SEED is not set
+CONFIG_CRYPTO_SERPENT=m
+CONFIG_CRYPTO_TEA=m
+CONFIG_CRYPTO_TWOFISH=m
+CONFIG_CRYPTO_TWOFISH_COMMON=m
+
+#
+# Compression
+#
+CONFIG_CRYPTO_DEFLATE=m
+# CONFIG_CRYPTO_ZLIB is not set
+CONFIG_CRYPTO_LZO=m
+
+#
+# Random Number Generation
+#
+# CONFIG_CRYPTO_ANSI_CPRNG is not set
+# CONFIG_CRYPTO_HW is not set
+# CONFIG_PPC_CLOCK is not set
+# CONFIG_VIRTUALIZATION is not set
diff --git a/arch/powerpc/configs/pq2fads_defconfig b/arch/powerpc/configs/pq2fads_defconfig
index ff96bb43c32d..b7911216af78 100644
--- a/arch/powerpc/configs/pq2fads_defconfig
+++ b/arch/powerpc/configs/pq2fads_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:00 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:17 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -82,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -120,29 +122,30 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
 CONFIG_HAVE_CLK=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -155,6 +158,7 @@ CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
 CONFIG_LBDAF=y
+CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
@@ -239,6 +243,7 @@ CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_FLATMEM=y
@@ -252,6 +257,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -401,6 +407,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_BT is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -408,7 +415,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 
@@ -420,6 +426,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -481,7 +488,6 @@ CONFIG_MTD_CFI_UTIL=y
 # CONFIG_MTD_COMPLEX_MAPPINGS is not set
 # CONFIG_MTD_PHYSMAP is not set
 CONFIG_MTD_PHYSMAP_OF=y
-# CONFIG_MTD_SBC8240 is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
 # CONFIG_MTD_PLATRAM is not set
 
@@ -664,7 +670,9 @@ CONFIG_MII=y
 # CONFIG_NET_PCI is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_FS_ENET=y
 # CONFIG_FS_ENET_HAS_SCC is not set
 CONFIG_FS_ENET_HAS_FCC=y
@@ -712,10 +720,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -764,6 +769,7 @@ CONFIG_KEYBOARD_ATKBD=y
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_XTKBD is not set
@@ -774,6 +780,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_APPLETOUCH is not set
@@ -855,15 +862,19 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -886,6 +897,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -905,7 +917,6 @@ CONFIG_USB_ARCH_HAS_EHCI=y
 # CONFIG_USB is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
-# CONFIG_USB_MUSB_HDRC is not set
 # CONFIG_USB_GADGET_MUSB_HDRC is not set
 
 #
@@ -922,6 +933,7 @@ CONFIG_USB_GADGET_SELECTED=y
 # CONFIG_USB_GADGET_LH7A40X is not set
 # CONFIG_USB_GADGET_OMAP is not set
 # CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_R8A66597 is not set
 # CONFIG_USB_GADGET_PXA27X is not set
 # CONFIG_USB_GADGET_S3C_HSOTG is not set
 # CONFIG_USB_GADGET_IMX is not set
@@ -940,6 +952,7 @@ CONFIG_USB_GADGET_DUALSPEED=y
 # CONFIG_USB_AUDIO is not set
 CONFIG_USB_ETH=y
 CONFIG_USB_ETH_RNDIS=y
+# CONFIG_USB_ETH_EEM is not set
 # CONFIG_USB_GADGETFS is not set
 # CONFIG_USB_FILE_STORAGE is not set
 # CONFIG_USB_G_SERIAL is not set
@@ -1148,6 +1161,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1183,10 +1197,12 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
@@ -1209,6 +1225,7 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_KMEMTRACE is not set
 # CONFIG_WORKQUEUE_TRACER is not set
 # CONFIG_BLK_DEV_IO_TRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1237,7 +1254,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1279,6 +1295,7 @@ CONFIG_CRYPTO_PCBC=y
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/prpmc2800_defconfig b/arch/powerpc/configs/prpmc2800_defconfig
index 1293c465d7fa..ef50ce45d50b 100644
--- a/arch/powerpc/configs/prpmc2800_defconfig
+++ b/arch/powerpc/configs/prpmc2800_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:01 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:18 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -36,6 +36,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -85,11 +86,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -131,28 +133,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -244,12 +247,12 @@ CONFIG_BINFMT_ELF=y
 CONFIG_BINFMT_MISC=y
 # CONFIG_IOMMU_HELPER is not set
 # CONFIG_SWIOTLB is not set
-CONFIG_PPC_NEED_DMA_SYNC_OPS=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
 CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -267,6 +270,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -360,6 +364,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -389,6 +394,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -396,7 +402,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -409,6 +414,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -633,6 +639,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_CXGB3_ISCSI is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -672,11 +679,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -698,6 +708,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -725,6 +736,7 @@ CONFIG_SATA_MV=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -823,9 +835,11 @@ CONFIG_8139TOO=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851_MLL is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
+# CONFIG_XILINX_EMACLITE is not set
 CONFIG_NETDEV_1000=y
 # CONFIG_ACENIC is not set
 # CONFIG_DL2K is not set
@@ -871,10 +885,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -977,6 +988,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -1031,9 +1043,6 @@ CONFIG_I2C_MV64XXX=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -1051,6 +1060,11 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1100,6 +1114,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1111,9 +1126,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1132,6 +1145,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -1142,6 +1156,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=y
@@ -1162,7 +1177,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1186,6 +1200,7 @@ CONFIG_HID_DRAGONRISE=y
 CONFIG_HID_EZKEY=y
 CONFIG_HID_KYE=y
 CONFIG_HID_GYRATION=y
+CONFIG_HID_TWINHAN=y
 CONFIG_HID_KENSINGTON=y
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1239,6 +1254,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1404,6 +1420,7 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1463,7 +1480,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1576,6 +1592,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1593,6 +1610,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1614,7 +1632,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1645,11 +1662,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/powerpc/configs/storcenter_defconfig b/arch/powerpc/configs/storcenter_defconfig
index 28384dc01003..524263158fc0 100644
--- a/arch/powerpc/configs/storcenter_defconfig
+++ b/arch/powerpc/configs/storcenter_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc4
-# Wed Jul 29 23:32:01 2009
+# Linux kernel version: 2.6.32-rc5
+# Thu Nov  5 08:20:19 2009
 #
 # CONFIG_PPC64 is not set
 
@@ -34,6 +34,7 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 # CONFIG_HAVE_SETUP_PER_CPU_AREA is not set
+# CONFIG_NEED_PER_CPU_EMBED_FIRST_CHUNK is not set
 CONFIG_IRQ_PER_CPU=y
 CONFIG_STACKTRACE_SUPPORT=y
 CONFIG_HAVE_LATENCYTOP_SUPPORT=y
@@ -82,11 +83,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -118,28 +120,29 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_EFFICIENT_UNALIGNED_ACCESS=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
+CONFIG_HAVE_DMA_ATTRS=y
+CONFIG_HAVE_DMA_API_DEBUG=y
 
 #
 # GCOV-based kernel profiling
@@ -243,6 +246,7 @@ CONFIG_ARCH_HAS_WALK_MEMORY=y
 CONFIG_ARCH_ENABLE_MEMORY_HOTREMOVE=y
 # CONFIG_KEXEC is not set
 # CONFIG_CRASH_DUMP is not set
+CONFIG_MAX_ACTIVE_REGIONS=32
 CONFIG_ARCH_FLATMEM_ENABLE=y
 CONFIG_ARCH_POPULATES_NODE_MAP=y
 CONFIG_SELECT_MEMORY_MODEL=y
@@ -260,6 +264,7 @@ CONFIG_BOUNCE=y
 CONFIG_VIRT_TO_BUS=y
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 CONFIG_PPC_4K_PAGES=y
 # CONFIG_PPC_16K_PAGES is not set
@@ -349,6 +354,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -378,6 +384,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 CONFIG_WIRELESS_OLD_REGULATORY=y
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -385,7 +392,6 @@ CONFIG_WIRELESS_OLD_REGULATORY=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -398,6 +404,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -405,9 +412,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 CONFIG_MTD_OF_PARTS=y
@@ -619,6 +626,7 @@ CONFIG_SCSI_SPI_ATTRS=y
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
 # CONFIG_SCSI_BNX2_ISCSI is not set
+# CONFIG_BE2ISCSI is not set
 # CONFIG_BLK_DEV_3W_XXXX_RAID is not set
 # CONFIG_SCSI_3W_9XXX is not set
 # CONFIG_SCSI_ACARD is not set
@@ -657,7 +665,9 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
+# CONFIG_SCSI_BFA_FC is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 # CONFIG_ATA is not set
@@ -670,6 +680,7 @@ CONFIG_MD_RAID1=y
 # CONFIG_MD_RAID10 is not set
 CONFIG_MD_RAID456=y
 CONFIG_MD_RAID6_PQ=y
+# CONFIG_ASYNC_RAID6_TEST is not set
 # CONFIG_MD_MULTIPATH is not set
 # CONFIG_MD_FAULTY is not set
 # CONFIG_BLK_DEV_DM is not set
@@ -729,10 +740,7 @@ CONFIG_R8169=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -813,6 +821,7 @@ CONFIG_NVRAM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -867,9 +876,6 @@ CONFIG_I2C_MPC=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -887,7 +893,6 @@ CONFIG_ARCH_WANT_OPTIONAL_GPIOLIB=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -906,6 +911,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -916,6 +922,7 @@ CONFIG_SSB_POSSIBLE=y
 # Graphics support
 #
 # CONFIG_AGP is not set
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -961,6 +968,7 @@ CONFIG_USB_EHCI_HCD_PPC_OF=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_HCD_PPC_OF_BE is not set
 # CONFIG_USB_OHCI_HCD_PPC_OF_LE is not set
@@ -1141,6 +1149,7 @@ CONFIG_XFS_FS=m
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1210,7 +1219,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
 CONFIG_EXPORTFS=m
 
@@ -1307,6 +1315,7 @@ CONFIG_GENERIC_ATOMIC64=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1324,6 +1333,7 @@ CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
+# CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_PPC_DISABLE_WERROR is not set
@@ -1344,6 +1354,8 @@ CONFIG_XOR_BLOCKS=y
 CONFIG_ASYNC_CORE=y
 CONFIG_ASYNC_MEMCPY=y
 CONFIG_ASYNC_XOR=y
+CONFIG_ASYNC_PQ=y
+CONFIG_ASYNC_RAID6_RECOV=y
 # CONFIG_CRYPTO is not set
 # CONFIG_PPC_CLOCK is not set
 # CONFIG_VIRTUALIZATION is not set
diff --git a/arch/powerpc/include/asm/cputime.h b/arch/powerpc/include/asm/cputime.h
index f42e623030ee..fa19f3fe05ff 100644
--- a/arch/powerpc/include/asm/cputime.h
+++ b/arch/powerpc/include/asm/cputime.h
@@ -18,6 +18,9 @@
 
 #ifndef CONFIG_VIRT_CPU_ACCOUNTING
 #include <asm-generic/cputime.h>
+#ifdef __KERNEL__
+static inline void setup_cputime_one_jiffy(void) { }
+#endif
 #else
 
 #include <linux/types.h>
@@ -49,6 +52,11 @@ typedef u64 cputime64_t;
 #ifdef __KERNEL__
 
 /*
+ * One jiffy in timebase units computed during initialization
+ */
+extern cputime_t cputime_one_jiffy;
+
+/*
  * Convert cputime <-> jiffies
  */
 extern u64 __cputime_jiffies_factor;
@@ -89,6 +97,11 @@ static inline cputime_t jiffies_to_cputime(const unsigned long jif)
 	return ct;
 }
 
+static inline void setup_cputime_one_jiffy(void)
+{
+	cputime_one_jiffy = jiffies_to_cputime(1);
+}
+
 static inline cputime64_t jiffies64_to_cputime64(const u64 jif)
 {
 	cputime_t ct;
diff --git a/arch/powerpc/include/asm/device.h b/arch/powerpc/include/asm/device.h
index 9dade15d1ab4..6d94d27ed850 100644
--- a/arch/powerpc/include/asm/device.h
+++ b/arch/powerpc/include/asm/device.h
@@ -15,7 +15,16 @@ struct dev_archdata {
 
 	/* DMA operations on that device */
 	struct dma_map_ops	*dma_ops;
-	void			*dma_data;
+
+	/*
+	 * When an iommu is in use, dma_data is used as a ptr to the base of the
+	 * iommu_table.  Otherwise, it is a simple numerical offset.
+	 */
+	union {
+		dma_addr_t	dma_offset;
+		void		*iommu_table_base;
+	} dma_data;
+
 #ifdef CONFIG_SWIOTLB
 	dma_addr_t		max_direct_dma_addr;
 #endif
diff --git a/arch/powerpc/include/asm/dma-mapping.h b/arch/powerpc/include/asm/dma-mapping.h
index cb2ca41dd526..e281daebddca 100644
--- a/arch/powerpc/include/asm/dma-mapping.h
+++ b/arch/powerpc/include/asm/dma-mapping.h
@@ -26,7 +26,6 @@ extern void *dma_direct_alloc_coherent(struct device *dev, size_t size,
 extern void dma_direct_free_coherent(struct device *dev, size_t size,
 				     void *vaddr, dma_addr_t dma_handle);
 
-extern unsigned long get_dma_direct_offset(struct device *dev);
 
 #ifdef CONFIG_NOT_COHERENT_CACHE
 /*
@@ -90,6 +89,28 @@ static inline void set_dma_ops(struct device *dev, struct dma_map_ops *ops)
 	dev->archdata.dma_ops = ops;
 }
 
+/*
+ * get_dma_offset()
+ *
+ * Get the dma offset on configurations where the dma address can be determined
+ * from the physical address by looking at a simple offset.  Direct dma and
+ * swiotlb use this function, but it is typically not used by implementations
+ * with an iommu.
+ */
+static inline dma_addr_t get_dma_offset(struct device *dev)
+{
+	if (dev)
+		return dev->archdata.dma_data.dma_offset;
+
+	return PCI_DRAM_OFFSET;
+}
+
+static inline void set_dma_offset(struct device *dev, dma_addr_t off)
+{
+	if (dev)
+		dev->archdata.dma_data.dma_offset = off;
+}
+
 /* this will be removed soon */
 #define flush_write_buffers()
 
@@ -181,12 +202,12 @@ static inline bool dma_capable(struct device *dev, dma_addr_t addr, size_t size)
 
 static inline dma_addr_t phys_to_dma(struct device *dev, phys_addr_t paddr)
 {
-	return paddr + get_dma_direct_offset(dev);
+	return paddr + get_dma_offset(dev);
 }
 
 static inline phys_addr_t dma_to_phys(struct device *dev, dma_addr_t daddr)
 {
-	return daddr - get_dma_direct_offset(dev);
+	return daddr - get_dma_offset(dev);
 }
 
 #define dma_alloc_noncoherent(d, s, h, f) dma_alloc_coherent(d, s, h, f)
diff --git a/arch/powerpc/include/asm/firmware.h b/arch/powerpc/include/asm/firmware.h
index 3a179827528d..20778a405d7a 100644
--- a/arch/powerpc/include/asm/firmware.h
+++ b/arch/powerpc/include/asm/firmware.h
@@ -37,7 +37,7 @@
 #define FW_FEATURE_VIO		ASM_CONST(0x0000000000004000)
 #define FW_FEATURE_RDMA		ASM_CONST(0x0000000000008000)
 #define FW_FEATURE_LLAN		ASM_CONST(0x0000000000010000)
-#define FW_FEATURE_BULK		ASM_CONST(0x0000000000020000)
+#define FW_FEATURE_BULK_REMOVE	ASM_CONST(0x0000000000020000)
 #define FW_FEATURE_XDABR	ASM_CONST(0x0000000000040000)
 #define FW_FEATURE_MULTITCE	ASM_CONST(0x0000000000080000)
 #define FW_FEATURE_SPLPAR	ASM_CONST(0x0000000000100000)
@@ -45,8 +45,7 @@
 #define FW_FEATURE_LPAR		ASM_CONST(0x0000000000400000)
 #define FW_FEATURE_PS3_LV1	ASM_CONST(0x0000000000800000)
 #define FW_FEATURE_BEAT		ASM_CONST(0x0000000001000000)
-#define FW_FEATURE_BULK_REMOVE	ASM_CONST(0x0000000002000000)
-#define FW_FEATURE_CMO		ASM_CONST(0x0000000004000000)
+#define FW_FEATURE_CMO		ASM_CONST(0x0000000002000000)
 
 #ifndef __ASSEMBLY__
 
@@ -58,8 +57,9 @@ enum {
 		FW_FEATURE_PERF | FW_FEATURE_DUMP | FW_FEATURE_INTERRUPT |
 		FW_FEATURE_MIGRATE | FW_FEATURE_PERFMON | FW_FEATURE_CRQ |
 		FW_FEATURE_VIO | FW_FEATURE_RDMA | FW_FEATURE_LLAN |
-		FW_FEATURE_BULK | FW_FEATURE_XDABR | FW_FEATURE_MULTITCE |
-		FW_FEATURE_SPLPAR | FW_FEATURE_LPAR | FW_FEATURE_CMO,
+		FW_FEATURE_BULK_REMOVE | FW_FEATURE_XDABR |
+		FW_FEATURE_MULTITCE | FW_FEATURE_SPLPAR | FW_FEATURE_LPAR |
+		FW_FEATURE_CMO,
 	FW_FEATURE_PSERIES_ALWAYS = 0,
 	FW_FEATURE_ISERIES_POSSIBLE = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
 	FW_FEATURE_ISERIES_ALWAYS = FW_FEATURE_ISERIES | FW_FEATURE_LPAR,
diff --git a/arch/powerpc/include/asm/fsldma.h b/arch/powerpc/include/asm/fsldma.h
new file mode 100644
index 000000000000..a67aeed17d40
--- /dev/null
+++ b/arch/powerpc/include/asm/fsldma.h
@@ -0,0 +1,136 @@
+/*
+ * Freescale MPC83XX / MPC85XX DMA Controller
+ *
+ * Copyright (c) 2009 Ira W. Snyder <iws@ovro.caltech.edu>
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef __ARCH_POWERPC_ASM_FSLDMA_H__
+#define __ARCH_POWERPC_ASM_FSLDMA_H__
+
+#include <linux/dmaengine.h>
+
+/*
+ * Definitions for the Freescale DMA controller's DMA_SLAVE implemention
+ *
+ * The Freescale DMA_SLAVE implementation was designed to handle many-to-many
+ * transfers. An example usage would be an accelerated copy between two
+ * scatterlists. Another example use would be an accelerated copy from
+ * multiple non-contiguous device buffers into a single scatterlist.
+ *
+ * A DMA_SLAVE transaction is defined by a struct fsl_dma_slave. This
+ * structure contains a list of hardware addresses that should be copied
+ * to/from the scatterlist passed into device_prep_slave_sg(). The structure
+ * also has some fields to enable hardware-specific features.
+ */
+
+/**
+ * struct fsl_dma_hw_addr
+ * @entry: linked list entry
+ * @address: the hardware address
+ * @length: length to transfer
+ *
+ * Holds a single physical hardware address / length pair for use
+ * with the DMAEngine DMA_SLAVE API.
+ */
+struct fsl_dma_hw_addr {
+	struct list_head entry;
+
+	dma_addr_t address;
+	size_t length;
+};
+
+/**
+ * struct fsl_dma_slave
+ * @addresses: a linked list of struct fsl_dma_hw_addr structures
+ * @request_count: value for DMA request count
+ * @src_loop_size: setup and enable constant source-address DMA transfers
+ * @dst_loop_size: setup and enable constant destination address DMA transfers
+ * @external_start: enable externally started DMA transfers
+ * @external_pause: enable externally paused DMA transfers
+ *
+ * Holds a list of address / length pairs for use with the DMAEngine
+ * DMA_SLAVE API implementation for the Freescale DMA controller.
+ */
+struct fsl_dma_slave {
+
+	/* List of hardware address/length pairs */
+	struct list_head addresses;
+
+	/* Support for extra controller features */
+	unsigned int request_count;
+	unsigned int src_loop_size;
+	unsigned int dst_loop_size;
+	bool external_start;
+	bool external_pause;
+};
+
+/**
+ * fsl_dma_slave_append - add an address/length pair to a struct fsl_dma_slave
+ * @slave: the &struct fsl_dma_slave to add to
+ * @address: the hardware address to add
+ * @length: the length of bytes to transfer from @address
+ *
+ * Add a hardware address/length pair to a struct fsl_dma_slave. Returns 0 on
+ * success, -ERRNO otherwise.
+ */
+static inline int fsl_dma_slave_append(struct fsl_dma_slave *slave,
+				       dma_addr_t address, size_t length)
+{
+	struct fsl_dma_hw_addr *addr;
+
+	addr = kzalloc(sizeof(*addr), GFP_ATOMIC);
+	if (!addr)
+		return -ENOMEM;
+
+	INIT_LIST_HEAD(&addr->entry);
+	addr->address = address;
+	addr->length = length;
+
+	list_add_tail(&addr->entry, &slave->addresses);
+	return 0;
+}
+
+/**
+ * fsl_dma_slave_free - free a struct fsl_dma_slave
+ * @slave: the struct fsl_dma_slave to free
+ *
+ * Free a struct fsl_dma_slave and all associated address/length pairs
+ */
+static inline void fsl_dma_slave_free(struct fsl_dma_slave *slave)
+{
+	struct fsl_dma_hw_addr *addr, *tmp;
+
+	if (slave) {
+		list_for_each_entry_safe(addr, tmp, &slave->addresses, entry) {
+			list_del(&addr->entry);
+			kfree(addr);
+		}
+
+		kfree(slave);
+	}
+}
+
+/**
+ * fsl_dma_slave_alloc - allocate a struct fsl_dma_slave
+ * @gfp: the flags to pass to kmalloc when allocating this structure
+ *
+ * Allocate a struct fsl_dma_slave for use by the DMA_SLAVE API. Returns a new
+ * struct fsl_dma_slave on success, or NULL on failure.
+ */
+static inline struct fsl_dma_slave *fsl_dma_slave_alloc(gfp_t gfp)
+{
+	struct fsl_dma_slave *slave;
+
+	slave = kzalloc(sizeof(*slave), gfp);
+	if (!slave)
+		return NULL;
+
+	INIT_LIST_HEAD(&slave->addresses);
+	return slave;
+}
+
+#endif /* __ARCH_POWERPC_ASM_FSLDMA_H__ */
diff --git a/arch/powerpc/include/asm/hw_irq.h b/arch/powerpc/include/asm/hw_irq.h
index e73d554538dd..abbc2aaaced5 100644
--- a/arch/powerpc/include/asm/hw_irq.h
+++ b/arch/powerpc/include/asm/hw_irq.h
@@ -135,43 +135,43 @@ static inline int irqs_disabled_flags(unsigned long flags)
  */
 struct irq_chip;
 
-#ifdef CONFIG_PERF_COUNTERS
+#ifdef CONFIG_PERF_EVENTS
 
 #ifdef CONFIG_PPC64
-static inline unsigned long test_perf_counter_pending(void)
+static inline unsigned long test_perf_event_pending(void)
 {
 	unsigned long x;
 
 	asm volatile("lbz %0,%1(13)"
 		: "=r" (x)
-		: "i" (offsetof(struct paca_struct, perf_counter_pending)));
+		: "i" (offsetof(struct paca_struct, perf_event_pending)));
 	return x;
 }
 
-static inline void set_perf_counter_pending(void)
+static inline void set_perf_event_pending(void)
 {
 	asm volatile("stb %0,%1(13)" : :
 		"r" (1),
-		"i" (offsetof(struct paca_struct, perf_counter_pending)));
+		"i" (offsetof(struct paca_struct, perf_event_pending)));
 }
 
-static inline void clear_perf_counter_pending(void)
+static inline void clear_perf_event_pending(void)
 {
 	asm volatile("stb %0,%1(13)" : :
 		"r" (0),
-		"i" (offsetof(struct paca_struct, perf_counter_pending)));
+		"i" (offsetof(struct paca_struct, perf_event_pending)));
 }
 #endif /* CONFIG_PPC64 */
 
-#else  /* CONFIG_PERF_COUNTERS */
+#else  /* CONFIG_PERF_EVENTS */
 
-static inline unsigned long test_perf_counter_pending(void)
+static inline unsigned long test_perf_event_pending(void)
 {
 	return 0;
 }
 
-static inline void clear_perf_counter_pending(void) {}
-#endif /* CONFIG_PERF_COUNTERS */
+static inline void clear_perf_event_pending(void) {}
+#endif /* CONFIG_PERF_EVENTS */
 
 #endif	/* __KERNEL__ */
 #endif	/* _ASM_POWERPC_HW_IRQ_H */
diff --git a/arch/powerpc/include/asm/iommu.h b/arch/powerpc/include/asm/iommu.h
index 7464c0daddd1..edfc9803ec91 100644
--- a/arch/powerpc/include/asm/iommu.h
+++ b/arch/powerpc/include/asm/iommu.h
@@ -70,6 +70,16 @@ struct iommu_table {
 
 struct scatterlist;
 
+static inline void set_iommu_table_base(struct device *dev, void *base)
+{
+	dev->archdata.dma_data.iommu_table_base = base;
+}
+
+static inline void *get_iommu_table_base(struct device *dev)
+{
+	return dev->archdata.dma_data.iommu_table_base;
+}
+
 /* Frees table for an individual device node */
 extern void iommu_free_table(struct iommu_table *tbl, const char *node_name);
 
diff --git a/arch/powerpc/include/asm/kmap_types.h b/arch/powerpc/include/asm/kmap_types.h
index b6bac6f61c16..916369575c97 100644
--- a/arch/powerpc/include/asm/kmap_types.h
+++ b/arch/powerpc/include/asm/kmap_types.h
@@ -29,5 +29,16 @@ enum km_type {
 	KM_TYPE_NR
 };
 
+/*
+ * This is a temporary build fix that (so they say on lkml....) should no longer
+ * be required after 2.6.33, because of changes planned to the kmap code.
+ * Let's try to remove this cruft then.
+ */
+#ifdef CONFIG_DEBUG_HIGHMEM
+#define KM_NMI		(-1)
+#define KM_NMI_PTE	(-1)
+#define KM_IRQ_PTE	(-1)
+#endif
+
 #endif	/* __KERNEL__ */
 #endif	/* _ASM_POWERPC_KMAP_TYPES_H */
diff --git a/arch/powerpc/include/asm/mman.h b/arch/powerpc/include/asm/mman.h
index 7b1c49811a24..d4a7f645c5db 100644
--- a/arch/powerpc/include/asm/mman.h
+++ b/arch/powerpc/include/asm/mman.h
@@ -25,6 +25,8 @@
 
 #define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x10000		/* do not block on IO */
+#define MAP_STACK	0x20000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x40000		/* create a huge page mapping */
 
 #ifdef __KERNEL__
 #ifdef CONFIG_PPC64
diff --git a/arch/powerpc/include/asm/paca.h b/arch/powerpc/include/asm/paca.h
index b634456ea893..7d8514ceceae 100644
--- a/arch/powerpc/include/asm/paca.h
+++ b/arch/powerpc/include/asm/paca.h
@@ -122,7 +122,7 @@ struct paca_struct {
 	u8 soft_enabled;		/* irq soft-enable flag */
 	u8 hard_enabled;		/* set if irqs are enabled in MSR */
 	u8 io_sync;			/* writel() needs spin_unlock sync */
-	u8 perf_counter_pending;	/* PM interrupt while soft-disabled */
+	u8 perf_event_pending;		/* PM interrupt while soft-disabled */
 
 	/* Stuff for accurate time accounting */
 	u64 user_time;			/* accumulated usermode TB ticks */
diff --git a/arch/powerpc/include/asm/perf_counter.h b/arch/powerpc/include/asm/perf_event.h
index 0ea0639fcf75..3288ce3997e0 100644
--- a/arch/powerpc/include/asm/perf_counter.h
+++ b/arch/powerpc/include/asm/perf_event.h
@@ -1,5 +1,5 @@
 /*
- * Performance counter support - PowerPC-specific definitions.
+ * Performance event support - PowerPC-specific definitions.
  *
  * Copyright 2008-2009 Paul Mackerras, IBM Corporation.
  *
@@ -12,7 +12,7 @@
 
 #include <asm/hw_irq.h>
 
-#define MAX_HWCOUNTERS		8
+#define MAX_HWEVENTS		8
 #define MAX_EVENT_ALTERNATIVES	8
 #define MAX_LIMITED_HWCOUNTERS	2
 
@@ -28,12 +28,12 @@ struct power_pmu {
 	unsigned long	test_adder;
 	int		(*compute_mmcr)(u64 events[], int n_ev,
 				unsigned int hwc[], unsigned long mmcr[]);
-	int		(*get_constraint)(u64 event, unsigned long *mskp,
+	int		(*get_constraint)(u64 event_id, unsigned long *mskp,
 				unsigned long *valp);
-	int		(*get_alternatives)(u64 event, unsigned int flags,
+	int		(*get_alternatives)(u64 event_id, unsigned int flags,
 				u64 alt[]);
 	void		(*disable_pmc)(unsigned int pmc, unsigned long mmcr[]);
-	int		(*limited_pmc_event)(u64 event);
+	int		(*limited_pmc_event)(u64 event_id);
 	u32		flags;
 	int		n_generic;
 	int		*generic_events;
@@ -61,10 +61,10 @@ struct pt_regs;
 extern unsigned long perf_misc_flags(struct pt_regs *regs);
 extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
 
-#define PERF_COUNTER_INDEX_OFFSET	1
+#define PERF_EVENT_INDEX_OFFSET	1
 
 /*
- * Only override the default definitions in include/linux/perf_counter.h
+ * Only override the default definitions in include/linux/perf_event.h
  * if we have hardware PMU support.
  */
 #ifdef CONFIG_PPC_PERF_CTRS
@@ -73,14 +73,14 @@ extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
 
 /*
  * The power_pmu.get_constraint function returns a 32/64-bit value and
- * a 32/64-bit mask that express the constraints between this event and
+ * a 32/64-bit mask that express the constraints between this event_id and
  * other events.
  *
  * The value and mask are divided up into (non-overlapping) bitfields
  * of three different types:
  *
  * Select field: this expresses the constraint that some set of bits
- * in MMCR* needs to be set to a specific value for this event.  For a
+ * in MMCR* needs to be set to a specific value for this event_id.  For a
  * select field, the mask contains 1s in every bit of the field, and
  * the value contains a unique value for each possible setting of the
  * MMCR* bits.  The constraint checking code will ensure that two events
@@ -102,9 +102,9 @@ extern unsigned long perf_instruction_pointer(struct pt_regs *regs);
  * possible.)  For N classes, the field is N+1 bits wide, and each class
  * is assigned one bit from the least-significant N bits.  The mask has
  * only the most-significant bit set, and the value has only the bit
- * for the event's class set.  The test_adder has the least significant
+ * for the event_id's class set.  The test_adder has the least significant
  * bit set in the field.
  *
- * If an event is not subject to the constraint expressed by a particular
+ * If an event_id is not subject to the constraint expressed by a particular
  * field, then it will have 0 in both the mask and value for that field.
  */
diff --git a/arch/powerpc/include/asm/pmc.h b/arch/powerpc/include/asm/pmc.h
index ccc68b50d05d..5a9ede4962cb 100644
--- a/arch/powerpc/include/asm/pmc.h
+++ b/arch/powerpc/include/asm/pmc.h
@@ -29,7 +29,7 @@ int reserve_pmc_hardware(perf_irq_t new_perf_irq);
 void release_pmc_hardware(void);
 void ppc_enable_pmcs(void);
 
-#ifdef CONFIG_PPC64
+#ifdef CONFIG_PPC_BOOK3S_64
 #include <asm/lppaca.h>
 
 static inline void ppc_set_pmu_inuse(int inuse)
diff --git a/arch/powerpc/include/asm/pte-40x.h b/arch/powerpc/include/asm/pte-40x.h
index 6c3e1f4378d4..ec0b0b0d1df9 100644
--- a/arch/powerpc/include/asm/pte-40x.h
+++ b/arch/powerpc/include/asm/pte-40x.h
@@ -43,6 +43,7 @@
 #define	_PAGE_NO_CACHE	0x004	/* I: caching is inhibited */
 #define	_PAGE_WRITETHRU	0x008	/* W: caching is write-through */
 #define	_PAGE_USER	0x010	/* matches one of the zone permission bits */
+#define	_PAGE_SPECIAL	0x020	/* software: Special page */
 #define	_PAGE_RW	0x040	/* software: Writes permitted */
 #define	_PAGE_DIRTY	0x080	/* software: dirty page */
 #define _PAGE_HWWRITE	0x100	/* hardware: Dirty & RW, set in exception */
diff --git a/arch/powerpc/include/asm/pte-8xx.h b/arch/powerpc/include/asm/pte-8xx.h
index 94e979718dcf..dd5ea95fe61e 100644
--- a/arch/powerpc/include/asm/pte-8xx.h
+++ b/arch/powerpc/include/asm/pte-8xx.h
@@ -32,6 +32,7 @@
 #define _PAGE_FILE	0x0002	/* when !present: nonlinear file mapping */
 #define _PAGE_NO_CACHE	0x0002	/* I: cache inhibit */
 #define _PAGE_SHARED	0x0004	/* No ASID (context) compare */
+#define _PAGE_SPECIAL	0x0008	/* SW entry, forced to 0 by the TLB miss */
 
 /* These five software bits must be masked out when the entry is loaded
  * into the TLB.
diff --git a/arch/powerpc/include/asm/pte-common.h b/arch/powerpc/include/asm/pte-common.h
index c3b65076a263..f2b370180a09 100644
--- a/arch/powerpc/include/asm/pte-common.h
+++ b/arch/powerpc/include/asm/pte-common.h
@@ -25,9 +25,6 @@
 #ifndef _PAGE_WRITETHRU
 #define _PAGE_WRITETHRU	0
 #endif
-#ifndef _PAGE_SPECIAL
-#define _PAGE_SPECIAL	0
-#endif
 #ifndef _PAGE_4K_PFN
 #define _PAGE_4K_PFN		0
 #endif
@@ -179,7 +176,5 @@ extern unsigned long bad_call_to_PMD_PAGE_SIZE(void);
 #define HAVE_PAGE_AGP
 
 /* Advertise support for _PAGE_SPECIAL */
-#ifdef _PAGE_SPECIAL
 #define __HAVE_ARCH_PTE_SPECIAL
-#endif
 
diff --git a/arch/powerpc/include/asm/smp.h b/arch/powerpc/include/asm/smp.h
index c0d3b8af9319..d9ea8d39c342 100644
--- a/arch/powerpc/include/asm/smp.h
+++ b/arch/powerpc/include/asm/smp.h
@@ -146,7 +146,7 @@ extern void smp_generic_take_timebase(void);
 extern struct smp_ops_t *smp_ops;
 
 extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 
 /* Definitions relative to the secondary CPU spin loop
  * and entry point. Not all of them exist on both 32 and
diff --git a/arch/powerpc/include/asm/systbl.h b/arch/powerpc/include/asm/systbl.h
index ed24bd92fe49..c7d671a7d9a1 100644
--- a/arch/powerpc/include/asm/systbl.h
+++ b/arch/powerpc/include/asm/systbl.h
@@ -322,7 +322,7 @@ SYSCALL_SPU(epoll_create1)
 SYSCALL_SPU(dup3)
 SYSCALL_SPU(pipe2)
 SYSCALL(inotify_init1)
-SYSCALL_SPU(perf_counter_open)
+SYSCALL_SPU(perf_event_open)
 COMPAT_SYS_SPU(preadv)
 COMPAT_SYS_SPU(pwritev)
 COMPAT_SYS(rt_tgsigqueueinfo)
diff --git a/arch/powerpc/include/asm/topology.h b/arch/powerpc/include/asm/topology.h
index 394edcbcce71..22f738d12ad9 100644
--- a/arch/powerpc/include/asm/topology.h
+++ b/arch/powerpc/include/asm/topology.h
@@ -17,11 +17,6 @@ static inline int cpu_to_node(int cpu)
 
 #define parent_node(node)	(node)
 
-static inline cpumask_t node_to_cpumask(int node)
-{
-	return numa_cpumask_lookup_table[node];
-}
-
 #define cpumask_of_node(node) (&numa_cpumask_lookup_table[node])
 
 int of_node_to_nid(struct device_node *device);
@@ -36,11 +31,6 @@ static inline int pcibus_to_node(struct pci_bus *bus)
 }
 #endif
 
-#define pcibus_to_cpumask(bus)	(pcibus_to_node(bus) == -1 ? \
-					CPU_MASK_ALL : \
-					node_to_cpumask(pcibus_to_node(bus)) \
-				)
-
 #define cpumask_of_pcibus(bus)	(pcibus_to_node(bus) == -1 ?		\
 				 cpu_all_mask :				\
 				 cpumask_of_node(pcibus_to_node(bus)))
@@ -104,8 +94,6 @@ static inline void sysfs_remove_device_from_node(struct sys_device *dev,
 #ifdef CONFIG_PPC64
 #include <asm/smp.h>
 
-#define topology_thread_siblings(cpu)	(per_cpu(cpu_sibling_map, cpu))
-#define topology_core_siblings(cpu)	(per_cpu(cpu_core_map, cpu))
 #define topology_thread_cpumask(cpu)	(&per_cpu(cpu_sibling_map, cpu))
 #define topology_core_cpumask(cpu)	(&per_cpu(cpu_core_map, cpu))
 #define topology_core_id(cpu)		(cpu_to_core_id(cpu))
diff --git a/arch/powerpc/include/asm/unistd.h b/arch/powerpc/include/asm/unistd.h
index cef080bfc607..f6ca76176766 100644
--- a/arch/powerpc/include/asm/unistd.h
+++ b/arch/powerpc/include/asm/unistd.h
@@ -341,7 +341,7 @@
 #define __NR_dup3		316
 #define __NR_pipe2		317
 #define __NR_inotify_init1	318
-#define __NR_perf_counter_open	319
+#define __NR_perf_event_open	319
 #define __NR_preadv		320
 #define __NR_pwritev		321
 #define __NR_rt_tgsigqueueinfo	322
diff --git a/arch/powerpc/kernel/Makefile b/arch/powerpc/kernel/Makefile
index 569f79ccd310..b23664a0b86c 100644
--- a/arch/powerpc/kernel/Makefile
+++ b/arch/powerpc/kernel/Makefile
@@ -97,7 +97,7 @@ obj64-$(CONFIG_AUDIT)		+= compat_audit.o
 
 obj-$(CONFIG_DYNAMIC_FTRACE)	+= ftrace.o
 obj-$(CONFIG_FUNCTION_GRAPH_TRACER)	+= ftrace.o
-obj-$(CONFIG_PPC_PERF_CTRS)	+= perf_counter.o perf_callchain.o
+obj-$(CONFIG_PPC_PERF_CTRS)	+= perf_event.o perf_callchain.o
 obj64-$(CONFIG_PPC_PERF_CTRS)	+= power4-pmu.o ppc970-pmu.o power5-pmu.o \
 				   power5+-pmu.o power6-pmu.o power7-pmu.o
 obj32-$(CONFIG_PPC_PERF_CTRS)	+= mpc7450-pmu.o
diff --git a/arch/powerpc/kernel/asm-offsets.c b/arch/powerpc/kernel/asm-offsets.c
index f0df285f0f87..0812b0f414bb 100644
--- a/arch/powerpc/kernel/asm-offsets.c
+++ b/arch/powerpc/kernel/asm-offsets.c
@@ -133,7 +133,7 @@ int main(void)
 	DEFINE(PACAKMSR, offsetof(struct paca_struct, kernel_msr));
 	DEFINE(PACASOFTIRQEN, offsetof(struct paca_struct, soft_enabled));
 	DEFINE(PACAHARDIRQEN, offsetof(struct paca_struct, hard_enabled));
-	DEFINE(PACAPERFPEND, offsetof(struct paca_struct, perf_counter_pending));
+	DEFINE(PACAPERFPEND, offsetof(struct paca_struct, perf_event_pending));
 	DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
 #ifdef CONFIG_PPC_MM_SLICES
 	DEFINE(PACALOWSLICESPSIZE, offsetof(struct paca_struct,
diff --git a/arch/powerpc/kernel/cputable.c b/arch/powerpc/kernel/cputable.c
index 0b9c9135922e..03c862b6a9c4 100644
--- a/arch/powerpc/kernel/cputable.c
+++ b/arch/powerpc/kernel/cputable.c
@@ -711,6 +711,8 @@ static struct cpu_spec __initdata cpu_specs[] = {
 		.cpu_setup		= __setup_cpu_750,
 		.machine_check		= machine_check_generic,
 		.platform		= "ppc750",
+		.oprofile_cpu_type      = "ppc/750",
+		.oprofile_type		= PPC_OPROFILE_G4,
 	},
 	{	/* 745/755 */
 		.pvr_mask		= 0xfffff000,
diff --git a/arch/powerpc/kernel/dma-iommu.c b/arch/powerpc/kernel/dma-iommu.c
index 87ddb3fb948c..37771a518119 100644
--- a/arch/powerpc/kernel/dma-iommu.c
+++ b/arch/powerpc/kernel/dma-iommu.c
@@ -18,7 +18,7 @@
 static void *dma_iommu_alloc_coherent(struct device *dev, size_t size,
 				      dma_addr_t *dma_handle, gfp_t flag)
 {
-	return iommu_alloc_coherent(dev, dev->archdata.dma_data, size,
+	return iommu_alloc_coherent(dev, get_iommu_table_base(dev), size,
 				    dma_handle, device_to_mask(dev), flag,
 				    dev_to_node(dev));
 }
@@ -26,7 +26,7 @@ static void *dma_iommu_alloc_coherent(struct device *dev, size_t size,
 static void dma_iommu_free_coherent(struct device *dev, size_t size,
 				    void *vaddr, dma_addr_t dma_handle)
 {
-	iommu_free_coherent(dev->archdata.dma_data, size, vaddr, dma_handle);
+	iommu_free_coherent(get_iommu_table_base(dev), size, vaddr, dma_handle);
 }
 
 /* Creates TCEs for a user provided buffer.  The user buffer must be
@@ -39,8 +39,8 @@ static dma_addr_t dma_iommu_map_page(struct device *dev, struct page *page,
 				     enum dma_data_direction direction,
 				     struct dma_attrs *attrs)
 {
-	return iommu_map_page(dev, dev->archdata.dma_data, page, offset, size,
-			      device_to_mask(dev), direction, attrs);
+	return iommu_map_page(dev, get_iommu_table_base(dev), page, offset,
+			      size, device_to_mask(dev), direction, attrs);
 }
 
 
@@ -48,7 +48,7 @@ static void dma_iommu_unmap_page(struct device *dev, dma_addr_t dma_handle,
 				 size_t size, enum dma_data_direction direction,
 				 struct dma_attrs *attrs)
 {
-	iommu_unmap_page(dev->archdata.dma_data, dma_handle, size, direction,
+	iommu_unmap_page(get_iommu_table_base(dev), dma_handle, size, direction,
 			 attrs);
 }
 
@@ -57,7 +57,7 @@ static int dma_iommu_map_sg(struct device *dev, struct scatterlist *sglist,
 			    int nelems, enum dma_data_direction direction,
 			    struct dma_attrs *attrs)
 {
-	return iommu_map_sg(dev, dev->archdata.dma_data, sglist, nelems,
+	return iommu_map_sg(dev, get_iommu_table_base(dev), sglist, nelems,
 			    device_to_mask(dev), direction, attrs);
 }
 
@@ -65,14 +65,14 @@ static void dma_iommu_unmap_sg(struct device *dev, struct scatterlist *sglist,
 		int nelems, enum dma_data_direction direction,
 		struct dma_attrs *attrs)
 {
-	iommu_unmap_sg(dev->archdata.dma_data, sglist, nelems, direction,
+	iommu_unmap_sg(get_iommu_table_base(dev), sglist, nelems, direction,
 		       attrs);
 }
 
 /* We support DMA to/from any memory page via the iommu */
 static int dma_iommu_dma_supported(struct device *dev, u64 mask)
 {
-	struct iommu_table *tbl = dev->archdata.dma_data;
+	struct iommu_table *tbl = get_iommu_table_base(dev);
 
 	if (!tbl || tbl->it_offset > mask) {
 		printk(KERN_INFO
diff --git a/arch/powerpc/kernel/dma.c b/arch/powerpc/kernel/dma.c
index 21b784d7e7d0..6215062caf8c 100644
--- a/arch/powerpc/kernel/dma.c
+++ b/arch/powerpc/kernel/dma.c
@@ -21,13 +21,6 @@
  * default the offset is PCI_DRAM_OFFSET.
  */
 
-unsigned long get_dma_direct_offset(struct device *dev)
-{
-	if (dev)
-		return (unsigned long)dev->archdata.dma_data;
-
-	return PCI_DRAM_OFFSET;
-}
 
 void *dma_direct_alloc_coherent(struct device *dev, size_t size,
 				dma_addr_t *dma_handle, gfp_t flag)
@@ -37,7 +30,7 @@ void *dma_direct_alloc_coherent(struct device *dev, size_t size,
 	ret = __dma_alloc_coherent(dev, size, dma_handle, flag);
 	if (ret == NULL)
 		return NULL;
-	*dma_handle += get_dma_direct_offset(dev);
+	*dma_handle += get_dma_offset(dev);
 	return ret;
 #else
 	struct page *page;
@@ -51,7 +44,7 @@ void *dma_direct_alloc_coherent(struct device *dev, size_t size,
 		return NULL;
 	ret = page_address(page);
 	memset(ret, 0, size);
-	*dma_handle = virt_to_abs(ret) + get_dma_direct_offset(dev);
+	*dma_handle = virt_to_abs(ret) + get_dma_offset(dev);
 
 	return ret;
 #endif
@@ -75,7 +68,7 @@ static int dma_direct_map_sg(struct device *dev, struct scatterlist *sgl,
 	int i;
 
 	for_each_sg(sgl, sg, nents, i) {
-		sg->dma_address = sg_phys(sg) + get_dma_direct_offset(dev);
+		sg->dma_address = sg_phys(sg) + get_dma_offset(dev);
 		sg->dma_length = sg->length;
 		__dma_sync_page(sg_page(sg), sg->offset, sg->length, direction);
 	}
@@ -110,7 +103,7 @@ static inline dma_addr_t dma_direct_map_page(struct device *dev,
 {
 	BUG_ON(dir == DMA_NONE);
 	__dma_sync_page(page, offset, size, dir);
-	return page_to_phys(page) + offset + get_dma_direct_offset(dev);
+	return page_to_phys(page) + offset + get_dma_offset(dev);
 }
 
 static inline void dma_direct_unmap_page(struct device *dev,
diff --git a/arch/powerpc/kernel/entry_64.S b/arch/powerpc/kernel/entry_64.S
index 66bcda34a6bb..9763267e38b4 100644
--- a/arch/powerpc/kernel/entry_64.S
+++ b/arch/powerpc/kernel/entry_64.S
@@ -556,14 +556,14 @@ ALT_FW_FTR_SECTION_END_IFCLR(FW_FEATURE_ISERIES)
 2:
 	TRACE_AND_RESTORE_IRQ(r5);
 
-#ifdef CONFIG_PERF_COUNTERS
-	/* check paca->perf_counter_pending if we're enabling ints */
+#ifdef CONFIG_PERF_EVENTS
+	/* check paca->perf_event_pending if we're enabling ints */
 	lbz	r3,PACAPERFPEND(r13)
 	and.	r3,r3,r5
 	beq	27f
-	bl	.perf_counter_do_pending
+	bl	.perf_event_do_pending
 27:
-#endif /* CONFIG_PERF_COUNTERS */
+#endif /* CONFIG_PERF_EVENTS */
 
 	/* extract EE bit and use it to restore paca->hard_enabled */
 	ld	r3,_MSR(r1)
@@ -658,42 +658,43 @@ do_work:
 	cmpdi	r0,0
 	crandc	eq,cr1*4+eq,eq
 	bne	restore
-	/* here we are preempting the current task */
-1:
-#ifdef CONFIG_TRACE_IRQFLAGS
-	bl	.trace_hardirqs_on
-	/* Note: we just clobbered r10 which used to contain the previous
-	 * MSR before the hard-disabling done by the caller of do_work.
-	 * We don't have that value anymore, but it doesn't matter as
-	 * we will hard-enable unconditionally, we can just reload the
-	 * current MSR into r10
+
+	/* Here we are preempting the current task.
+	 *
+	 * Ensure interrupts are soft-disabled. We also properly mark
+	 * the PACA to reflect the fact that they are hard-disabled
+	 * and trace the change
 	 */
-	mfmsr	r10
-#endif /* CONFIG_TRACE_IRQFLAGS */
-	li	r0,1
+	li	r0,0
 	stb	r0,PACASOFTIRQEN(r13)
 	stb	r0,PACAHARDIRQEN(r13)
+	TRACE_DISABLE_INTS
+
+	/* Call the scheduler with soft IRQs off */
+1:	bl	.preempt_schedule_irq
+
+	/* Hard-disable interrupts again (and update PACA) */
 #ifdef CONFIG_PPC_BOOK3E
-	wrteei	1
-	bl	.preempt_schedule
 	wrteei	0
 #else
-	ori	r10,r10,MSR_EE
-	mtmsrd	r10,1		/* reenable interrupts */
-	bl	.preempt_schedule
 	mfmsr	r10
-	clrrdi	r9,r1,THREAD_SHIFT
-	rldicl	r10,r10,48,1	/* disable interrupts again */
+	rldicl	r10,r10,48,1
 	rotldi	r10,r10,16
 	mtmsrd	r10,1
 #endif /* CONFIG_PPC_BOOK3E */
+	li	r0,0
+	stb	r0,PACAHARDIRQEN(r13)
+
+	/* Re-test flags and eventually loop */
+	clrrdi	r9,r1,THREAD_SHIFT
 	ld	r4,TI_FLAGS(r9)
 	andi.	r0,r4,_TIF_NEED_RESCHED
 	bne	1b
 	b	restore
 
 user_work:
-#endif
+#endif /* CONFIG_PREEMPT */
+
 	/* Enable interrupts */
 #ifdef CONFIG_PPC_BOOK3E
 	wrteei	1
@@ -1038,8 +1039,7 @@ _GLOBAL(mod_return_to_handler)
 	 * We are in a module using the module's TOC.
 	 * Switch to our TOC to run inside the core kernel.
 	 */
-	LOAD_REG_IMMEDIATE(r4,ftrace_return_to_handler)
-	ld	r2, 8(r4)
+	ld	r2, PACATOC(r13)
 
 	bl	.ftrace_return_to_handler
 	nop
diff --git a/arch/powerpc/kernel/exceptions-64e.S b/arch/powerpc/kernel/exceptions-64e.S
index 9048f96237f6..24dcc0ecf246 100644
--- a/arch/powerpc/kernel/exceptions-64e.S
+++ b/arch/powerpc/kernel/exceptions-64e.S
@@ -17,7 +17,6 @@
 #include <asm/cputable.h>
 #include <asm/setup.h>
 #include <asm/thread_info.h>
-#include <asm/reg.h>
 #include <asm/exception-64e.h>
 #include <asm/bug.h>
 #include <asm/irqflags.h>
diff --git a/arch/powerpc/kernel/init_task.c b/arch/powerpc/kernel/init_task.c
index ffc4253fef55..2375b7eb1c76 100644
--- a/arch/powerpc/kernel/init_task.c
+++ b/arch/powerpc/kernel/init_task.c
@@ -16,9 +16,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union 
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/powerpc/kernel/irq.c b/arch/powerpc/kernel/irq.c
index f7f376ea7b17..e5d121177984 100644
--- a/arch/powerpc/kernel/irq.c
+++ b/arch/powerpc/kernel/irq.c
@@ -53,7 +53,7 @@
 #include <linux/bootmem.h>
 #include <linux/pci.h>
 #include <linux/debugfs.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/uaccess.h>
 #include <asm/system.h>
@@ -138,9 +138,9 @@ notrace void raw_local_irq_restore(unsigned long en)
 	}
 #endif /* CONFIG_PPC_STD_MMU_64 */
 
-	if (test_perf_counter_pending()) {
-		clear_perf_counter_pending();
-		perf_counter_do_pending();
+	if (test_perf_event_pending()) {
+		clear_perf_event_pending();
+		perf_event_do_pending();
 	}
 
 	/*
diff --git a/arch/powerpc/kernel/kgdb.c b/arch/powerpc/kernel/kgdb.c
index fe8f71dd0b3f..641c74bb8e27 100644
--- a/arch/powerpc/kernel/kgdb.c
+++ b/arch/powerpc/kernel/kgdb.c
@@ -282,12 +282,6 @@ void gdb_regs_to_pt_regs(unsigned long *gdb_regs, struct pt_regs *regs)
 {
 	unsigned long *ptr = gdb_regs;
 	int reg;
-#ifdef CONFIG_SPE
-	union {
-		u32 v32[2];
-		u64 v64;
-	} acc;
-#endif
 
 	for (reg = 0; reg < 32; reg++)
 		UNPACK64(regs->gpr[reg], ptr);
diff --git a/arch/powerpc/kernel/machine_kexec_64.c b/arch/powerpc/kernel/machine_kexec_64.c
index 49e705fcee6d..040bd1de8d99 100644
--- a/arch/powerpc/kernel/machine_kexec_64.c
+++ b/arch/powerpc/kernel/machine_kexec_64.c
@@ -13,6 +13,7 @@
 #include <linux/kexec.h>
 #include <linux/smp.h>
 #include <linux/thread_info.h>
+#include <linux/init_task.h>
 #include <linux/errno.h>
 
 #include <asm/page.h>
@@ -249,8 +250,8 @@ static void kexec_prepare_cpus(void)
  * We could use a smaller stack if we don't care about anything using
  * current, but that audit has not been performed.
  */
-static union thread_union kexec_stack
-	__attribute__((__section__(".data.init_task"))) = { };
+static union thread_union kexec_stack __init_task_data =
+	{ };
 
 /* Our assembly helper, in kexec_stub.S */
 extern NORET_TYPE void kexec_sequence(void *newstack, unsigned long start,
diff --git a/arch/powerpc/kernel/mpc7450-pmu.c b/arch/powerpc/kernel/mpc7450-pmu.c
index cc466d039af6..09d72028f317 100644
--- a/arch/powerpc/kernel/mpc7450-pmu.c
+++ b/arch/powerpc/kernel/mpc7450-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/string.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
 
diff --git a/arch/powerpc/kernel/pci-common.c b/arch/powerpc/kernel/pci-common.c
index e9f4840096b3..e8dfdbd9327a 100644
--- a/arch/powerpc/kernel/pci-common.c
+++ b/arch/powerpc/kernel/pci-common.c
@@ -1117,7 +1117,7 @@ void __devinit pcibios_setup_bus_devices(struct pci_bus *bus)
 
 		/* Hook up default DMA ops */
 		sd->dma_ops = pci_dma_ops;
-		sd->dma_data = (void *)PCI_DRAM_OFFSET;
+		set_dma_offset(&dev->dev, PCI_DRAM_OFFSET);
 
 		/* Additional platform DMA/iommu setup */
 		if (ppc_md.pci_dma_dev_setup)
@@ -1190,7 +1190,7 @@ EXPORT_SYMBOL(pcibios_align_resource);
  * Reparent resource children of pr that conflict with res
  * under res, and make res replace those children.
  */
-static int __init reparent_resources(struct resource *parent,
+static int reparent_resources(struct resource *parent,
 				     struct resource *res)
 {
 	struct resource *p, **pp;
diff --git a/arch/powerpc/kernel/pci_64.c b/arch/powerpc/kernel/pci_64.c
index ba949a2c93ac..ccf56ac92de5 100644
--- a/arch/powerpc/kernel/pci_64.c
+++ b/arch/powerpc/kernel/pci_64.c
@@ -97,7 +97,9 @@ int pcibios_unmap_io_space(struct pci_bus *bus)
 	 * to do an appropriate TLB flush here too
 	 */
 	if (bus->self) {
+#ifdef CONFIG_PPC_STD_MMU_64
 		struct resource *res = bus->resource[0];
+#endif
 
 		pr_debug("IO unmapping for PCI-PCI bridge %s\n",
 			 pci_name(bus->self));
diff --git a/arch/powerpc/kernel/perf_callchain.c b/arch/powerpc/kernel/perf_callchain.c
index f74b62c67511..0a03cf70d247 100644
--- a/arch/powerpc/kernel/perf_callchain.c
+++ b/arch/powerpc/kernel/perf_callchain.c
@@ -10,7 +10,7 @@
  */
 #include <linux/kernel.h>
 #include <linux/sched.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/percpu.h>
 #include <linux/uaccess.h>
 #include <linux/mm.h>
diff --git a/arch/powerpc/kernel/perf_counter.c b/arch/powerpc/kernel/perf_event.c
index 7ceefaf3a7f5..87f1663584b0 100644
--- a/arch/powerpc/kernel/perf_counter.c
+++ b/arch/powerpc/kernel/perf_event.c
@@ -1,5 +1,5 @@
 /*
- * Performance counter support - powerpc architecture code
+ * Performance event support - powerpc architecture code
  *
  * Copyright 2008-2009 Paul Mackerras, IBM Corporation.
  *
@@ -10,7 +10,7 @@
  */
 #include <linux/kernel.h>
 #include <linux/sched.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/percpu.h>
 #include <linux/hardirq.h>
 #include <asm/reg.h>
@@ -19,24 +19,24 @@
 #include <asm/firmware.h>
 #include <asm/ptrace.h>
 
-struct cpu_hw_counters {
-	int n_counters;
+struct cpu_hw_events {
+	int n_events;
 	int n_percpu;
 	int disabled;
 	int n_added;
 	int n_limited;
 	u8  pmcs_enabled;
-	struct perf_counter *counter[MAX_HWCOUNTERS];
-	u64 events[MAX_HWCOUNTERS];
-	unsigned int flags[MAX_HWCOUNTERS];
+	struct perf_event *event[MAX_HWEVENTS];
+	u64 events[MAX_HWEVENTS];
+	unsigned int flags[MAX_HWEVENTS];
 	unsigned long mmcr[3];
-	struct perf_counter *limited_counter[MAX_LIMITED_HWCOUNTERS];
+	struct perf_event *limited_counter[MAX_LIMITED_HWCOUNTERS];
 	u8  limited_hwidx[MAX_LIMITED_HWCOUNTERS];
-	u64 alternatives[MAX_HWCOUNTERS][MAX_EVENT_ALTERNATIVES];
-	unsigned long amasks[MAX_HWCOUNTERS][MAX_EVENT_ALTERNATIVES];
-	unsigned long avalues[MAX_HWCOUNTERS][MAX_EVENT_ALTERNATIVES];
+	u64 alternatives[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
+	unsigned long amasks[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
+	unsigned long avalues[MAX_HWEVENTS][MAX_EVENT_ALTERNATIVES];
 };
-DEFINE_PER_CPU(struct cpu_hw_counters, cpu_hw_counters);
+DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events);
 
 struct power_pmu *ppmu;
 
@@ -47,7 +47,7 @@ struct power_pmu *ppmu;
  * where the hypervisor bit is forced to 1 (as on Apple G5 processors),
  * then we need to use the FCHV bit to ignore kernel events.
  */
-static unsigned int freeze_counters_kernel = MMCR0_FCS;
+static unsigned int freeze_events_kernel = MMCR0_FCS;
 
 /*
  * 32-bit doesn't have MMCRA but does have an MMCR2,
@@ -116,20 +116,23 @@ static inline void perf_get_data_addr(struct pt_regs *regs, u64 *addrp)
 static inline u32 perf_get_misc_flags(struct pt_regs *regs)
 {
 	unsigned long mmcra = regs->dsisr;
+	unsigned long sihv = MMCRA_SIHV;
+	unsigned long sipr = MMCRA_SIPR;
 
 	if (TRAP(regs) != 0xf00)
 		return 0;	/* not a PMU interrupt */
 
 	if (ppmu->flags & PPMU_ALT_SIPR) {
-		if (mmcra & POWER6_MMCRA_SIHV)
-			return PERF_EVENT_MISC_HYPERVISOR;
-		return (mmcra & POWER6_MMCRA_SIPR) ?
-			PERF_EVENT_MISC_USER : PERF_EVENT_MISC_KERNEL;
+		sihv = POWER6_MMCRA_SIHV;
+		sipr = POWER6_MMCRA_SIPR;
 	}
-	if (mmcra & MMCRA_SIHV)
-		return PERF_EVENT_MISC_HYPERVISOR;
-	return (mmcra & MMCRA_SIPR) ? PERF_EVENT_MISC_USER :
-		PERF_EVENT_MISC_KERNEL;
+
+	/* PR has priority over HV, so order below is important */
+	if (mmcra & sipr)
+		return PERF_RECORD_MISC_USER;
+	if ((mmcra & sihv) && (freeze_events_kernel != MMCR0_FCHV))
+		return PERF_RECORD_MISC_HYPERVISOR;
+	return PERF_RECORD_MISC_KERNEL;
 }
 
 /*
@@ -152,9 +155,9 @@ static inline int perf_intr_is_nmi(struct pt_regs *regs)
 
 #endif /* CONFIG_PPC64 */
 
-static void perf_counter_interrupt(struct pt_regs *regs);
+static void perf_event_interrupt(struct pt_regs *regs);
 
-void perf_counter_print_debug(void)
+void perf_event_print_debug(void)
 {
 }
 
@@ -240,15 +243,15 @@ static void write_pmc(int idx, unsigned long val)
  * Check if a set of events can all go on the PMU at once.
  * If they can't, this will look at alternative codes for the events
  * and see if any combination of alternative codes is feasible.
- * The feasible set is returned in event[].
+ * The feasible set is returned in event_id[].
  */
-static int power_check_constraints(struct cpu_hw_counters *cpuhw,
-				   u64 event[], unsigned int cflags[],
+static int power_check_constraints(struct cpu_hw_events *cpuhw,
+				   u64 event_id[], unsigned int cflags[],
 				   int n_ev)
 {
 	unsigned long mask, value, nv;
-	unsigned long smasks[MAX_HWCOUNTERS], svalues[MAX_HWCOUNTERS];
-	int n_alt[MAX_HWCOUNTERS], choice[MAX_HWCOUNTERS];
+	unsigned long smasks[MAX_HWEVENTS], svalues[MAX_HWEVENTS];
+	int n_alt[MAX_HWEVENTS], choice[MAX_HWEVENTS];
 	int i, j;
 	unsigned long addf = ppmu->add_fields;
 	unsigned long tadd = ppmu->test_adder;
@@ -259,12 +262,12 @@ static int power_check_constraints(struct cpu_hw_counters *cpuhw,
 	/* First see if the events will go on as-is */
 	for (i = 0; i < n_ev; ++i) {
 		if ((cflags[i] & PPMU_LIMITED_PMC_REQD)
-		    && !ppmu->limited_pmc_event(event[i])) {
-			ppmu->get_alternatives(event[i], cflags[i],
+		    && !ppmu->limited_pmc_event(event_id[i])) {
+			ppmu->get_alternatives(event_id[i], cflags[i],
 					       cpuhw->alternatives[i]);
-			event[i] = cpuhw->alternatives[i][0];
+			event_id[i] = cpuhw->alternatives[i][0];
 		}
-		if (ppmu->get_constraint(event[i], &cpuhw->amasks[i][0],
+		if (ppmu->get_constraint(event_id[i], &cpuhw->amasks[i][0],
 					 &cpuhw->avalues[i][0]))
 			return -1;
 	}
@@ -287,7 +290,7 @@ static int power_check_constraints(struct cpu_hw_counters *cpuhw,
 		return -1;
 	for (i = 0; i < n_ev; ++i) {
 		choice[i] = 0;
-		n_alt[i] = ppmu->get_alternatives(event[i], cflags[i],
+		n_alt[i] = ppmu->get_alternatives(event_id[i], cflags[i],
 						  cpuhw->alternatives[i]);
 		for (j = 1; j < n_alt[i]; ++j)
 			ppmu->get_constraint(cpuhw->alternatives[i][j],
@@ -307,7 +310,7 @@ static int power_check_constraints(struct cpu_hw_counters *cpuhw,
 			j = choice[i];
 		}
 		/*
-		 * See if any alternative k for event i,
+		 * See if any alternative k for event_id i,
 		 * where k > j, will satisfy the constraints.
 		 */
 		while (++j < n_alt[i]) {
@@ -321,16 +324,16 @@ static int power_check_constraints(struct cpu_hw_counters *cpuhw,
 		if (j >= n_alt[i]) {
 			/*
 			 * No feasible alternative, backtrack
-			 * to event i-1 and continue enumerating its
+			 * to event_id i-1 and continue enumerating its
 			 * alternatives from where we got up to.
 			 */
 			if (--i < 0)
 				return -1;
 		} else {
 			/*
-			 * Found a feasible alternative for event i,
-			 * remember where we got up to with this event,
-			 * go on to the next event, and start with
+			 * Found a feasible alternative for event_id i,
+			 * remember where we got up to with this event_id,
+			 * go on to the next event_id, and start with
 			 * the first alternative for it.
 			 */
 			choice[i] = j;
@@ -345,21 +348,21 @@ static int power_check_constraints(struct cpu_hw_counters *cpuhw,
 
 	/* OK, we have a feasible combination, tell the caller the solution */
 	for (i = 0; i < n_ev; ++i)
-		event[i] = cpuhw->alternatives[i][choice[i]];
+		event_id[i] = cpuhw->alternatives[i][choice[i]];
 	return 0;
 }
 
 /*
- * Check if newly-added counters have consistent settings for
+ * Check if newly-added events have consistent settings for
  * exclude_{user,kernel,hv} with each other and any previously
- * added counters.
+ * added events.
  */
-static int check_excludes(struct perf_counter **ctrs, unsigned int cflags[],
+static int check_excludes(struct perf_event **ctrs, unsigned int cflags[],
 			  int n_prev, int n_new)
 {
 	int eu = 0, ek = 0, eh = 0;
 	int i, n, first;
-	struct perf_counter *counter;
+	struct perf_event *event;
 
 	n = n_prev + n_new;
 	if (n <= 1)
@@ -371,15 +374,15 @@ static int check_excludes(struct perf_counter **ctrs, unsigned int cflags[],
 			cflags[i] &= ~PPMU_LIMITED_PMC_REQD;
 			continue;
 		}
-		counter = ctrs[i];
+		event = ctrs[i];
 		if (first) {
-			eu = counter->attr.exclude_user;
-			ek = counter->attr.exclude_kernel;
-			eh = counter->attr.exclude_hv;
+			eu = event->attr.exclude_user;
+			ek = event->attr.exclude_kernel;
+			eh = event->attr.exclude_hv;
 			first = 0;
-		} else if (counter->attr.exclude_user != eu ||
-			   counter->attr.exclude_kernel != ek ||
-			   counter->attr.exclude_hv != eh) {
+		} else if (event->attr.exclude_user != eu ||
+			   event->attr.exclude_kernel != ek ||
+			   event->attr.exclude_hv != eh) {
 			return -EAGAIN;
 		}
 	}
@@ -392,11 +395,11 @@ static int check_excludes(struct perf_counter **ctrs, unsigned int cflags[],
 	return 0;
 }
 
-static void power_pmu_read(struct perf_counter *counter)
+static void power_pmu_read(struct perf_event *event)
 {
 	s64 val, delta, prev;
 
-	if (!counter->hw.idx)
+	if (!event->hw.idx)
 		return;
 	/*
 	 * Performance monitor interrupts come even when interrupts
@@ -404,21 +407,21 @@ static void power_pmu_read(struct perf_counter *counter)
 	 * Therefore we treat them like NMIs.
 	 */
 	do {
-		prev = atomic64_read(&counter->hw.prev_count);
+		prev = atomic64_read(&event->hw.prev_count);
 		barrier();
-		val = read_pmc(counter->hw.idx);
-	} while (atomic64_cmpxchg(&counter->hw.prev_count, prev, val) != prev);
+		val = read_pmc(event->hw.idx);
+	} while (atomic64_cmpxchg(&event->hw.prev_count, prev, val) != prev);
 
 	/* The counters are only 32 bits wide */
 	delta = (val - prev) & 0xfffffffful;
-	atomic64_add(delta, &counter->count);
-	atomic64_sub(delta, &counter->hw.period_left);
+	atomic64_add(delta, &event->count);
+	atomic64_sub(delta, &event->hw.period_left);
 }
 
 /*
  * On some machines, PMC5 and PMC6 can't be written, don't respect
  * the freeze conditions, and don't generate interrupts.  This tells
- * us if `counter' is using such a PMC.
+ * us if `event' is using such a PMC.
  */
 static int is_limited_pmc(int pmcnum)
 {
@@ -426,53 +429,53 @@ static int is_limited_pmc(int pmcnum)
 		&& (pmcnum == 5 || pmcnum == 6);
 }
 
-static void freeze_limited_counters(struct cpu_hw_counters *cpuhw,
+static void freeze_limited_counters(struct cpu_hw_events *cpuhw,
 				    unsigned long pmc5, unsigned long pmc6)
 {
-	struct perf_counter *counter;
+	struct perf_event *event;
 	u64 val, prev, delta;
 	int i;
 
 	for (i = 0; i < cpuhw->n_limited; ++i) {
-		counter = cpuhw->limited_counter[i];
-		if (!counter->hw.idx)
+		event = cpuhw->limited_counter[i];
+		if (!event->hw.idx)
 			continue;
-		val = (counter->hw.idx == 5) ? pmc5 : pmc6;
-		prev = atomic64_read(&counter->hw.prev_count);
-		counter->hw.idx = 0;
+		val = (event->hw.idx == 5) ? pmc5 : pmc6;
+		prev = atomic64_read(&event->hw.prev_count);
+		event->hw.idx = 0;
 		delta = (val - prev) & 0xfffffffful;
-		atomic64_add(delta, &counter->count);
+		atomic64_add(delta, &event->count);
 	}
 }
 
-static void thaw_limited_counters(struct cpu_hw_counters *cpuhw,
+static void thaw_limited_counters(struct cpu_hw_events *cpuhw,
 				  unsigned long pmc5, unsigned long pmc6)
 {
-	struct perf_counter *counter;
+	struct perf_event *event;
 	u64 val;
 	int i;
 
 	for (i = 0; i < cpuhw->n_limited; ++i) {
-		counter = cpuhw->limited_counter[i];
-		counter->hw.idx = cpuhw->limited_hwidx[i];
-		val = (counter->hw.idx == 5) ? pmc5 : pmc6;
-		atomic64_set(&counter->hw.prev_count, val);
-		perf_counter_update_userpage(counter);
+		event = cpuhw->limited_counter[i];
+		event->hw.idx = cpuhw->limited_hwidx[i];
+		val = (event->hw.idx == 5) ? pmc5 : pmc6;
+		atomic64_set(&event->hw.prev_count, val);
+		perf_event_update_userpage(event);
 	}
 }
 
 /*
- * Since limited counters don't respect the freeze conditions, we
+ * Since limited events don't respect the freeze conditions, we
  * have to read them immediately after freezing or unfreezing the
- * other counters.  We try to keep the values from the limited
- * counters as consistent as possible by keeping the delay (in
+ * other events.  We try to keep the values from the limited
+ * events as consistent as possible by keeping the delay (in
  * cycles and instructions) between freezing/unfreezing and reading
- * the limited counters as small and consistent as possible.
- * Therefore, if any limited counters are in use, we read them
+ * the limited events as small and consistent as possible.
+ * Therefore, if any limited events are in use, we read them
  * both, and always in the same order, to minimize variability,
  * and do it inside the same asm that writes MMCR0.
  */
-static void write_mmcr0(struct cpu_hw_counters *cpuhw, unsigned long mmcr0)
+static void write_mmcr0(struct cpu_hw_events *cpuhw, unsigned long mmcr0)
 {
 	unsigned long pmc5, pmc6;
 
@@ -485,7 +488,7 @@ static void write_mmcr0(struct cpu_hw_counters *cpuhw, unsigned long mmcr0)
 	 * Write MMCR0, then read PMC5 and PMC6 immediately.
 	 * To ensure we don't get a performance monitor interrupt
 	 * between writing MMCR0 and freezing/thawing the limited
-	 * counters, we first write MMCR0 with the counter overflow
+	 * events, we first write MMCR0 with the event overflow
 	 * interrupt enable bits turned off.
 	 */
 	asm volatile("mtspr %3,%2; mfspr %0,%4; mfspr %1,%5"
@@ -500,7 +503,7 @@ static void write_mmcr0(struct cpu_hw_counters *cpuhw, unsigned long mmcr0)
 		thaw_limited_counters(cpuhw, pmc5, pmc6);
 
 	/*
-	 * Write the full MMCR0 including the counter overflow interrupt
+	 * Write the full MMCR0 including the event overflow interrupt
 	 * enable bits, if necessary.
 	 */
 	if (mmcr0 & (MMCR0_PMC1CE | MMCR0_PMCjCE))
@@ -508,18 +511,18 @@ static void write_mmcr0(struct cpu_hw_counters *cpuhw, unsigned long mmcr0)
 }
 
 /*
- * Disable all counters to prevent PMU interrupts and to allow
- * counters to be added or removed.
+ * Disable all events to prevent PMU interrupts and to allow
+ * events to be added or removed.
  */
 void hw_perf_disable(void)
 {
-	struct cpu_hw_counters *cpuhw;
+	struct cpu_hw_events *cpuhw;
 	unsigned long flags;
 
 	if (!ppmu)
 		return;
 	local_irq_save(flags);
-	cpuhw = &__get_cpu_var(cpu_hw_counters);
+	cpuhw = &__get_cpu_var(cpu_hw_events);
 
 	if (!cpuhw->disabled) {
 		cpuhw->disabled = 1;
@@ -545,7 +548,7 @@ void hw_perf_disable(void)
 		/*
 		 * Set the 'freeze counters' bit.
 		 * The barrier is to make sure the mtspr has been
-		 * executed and the PMU has frozen the counters
+		 * executed and the PMU has frozen the events
 		 * before we return.
 		 */
 		write_mmcr0(cpuhw, mfspr(SPRN_MMCR0) | MMCR0_FC);
@@ -555,26 +558,26 @@ void hw_perf_disable(void)
 }
 
 /*
- * Re-enable all counters if disable == 0.
- * If we were previously disabled and counters were added, then
+ * Re-enable all events if disable == 0.
+ * If we were previously disabled and events were added, then
  * put the new config on the PMU.
  */
 void hw_perf_enable(void)
 {
-	struct perf_counter *counter;
-	struct cpu_hw_counters *cpuhw;
+	struct perf_event *event;
+	struct cpu_hw_events *cpuhw;
 	unsigned long flags;
 	long i;
 	unsigned long val;
 	s64 left;
-	unsigned int hwc_index[MAX_HWCOUNTERS];
+	unsigned int hwc_index[MAX_HWEVENTS];
 	int n_lim;
 	int idx;
 
 	if (!ppmu)
 		return;
 	local_irq_save(flags);
-	cpuhw = &__get_cpu_var(cpu_hw_counters);
+	cpuhw = &__get_cpu_var(cpu_hw_events);
 	if (!cpuhw->disabled) {
 		local_irq_restore(flags);
 		return;
@@ -582,23 +585,23 @@ void hw_perf_enable(void)
 	cpuhw->disabled = 0;
 
 	/*
-	 * If we didn't change anything, or only removed counters,
+	 * If we didn't change anything, or only removed events,
 	 * no need to recalculate MMCR* settings and reset the PMCs.
 	 * Just reenable the PMU with the current MMCR* settings
-	 * (possibly updated for removal of counters).
+	 * (possibly updated for removal of events).
 	 */
 	if (!cpuhw->n_added) {
 		mtspr(SPRN_MMCRA, cpuhw->mmcr[2] & ~MMCRA_SAMPLE_ENABLE);
 		mtspr(SPRN_MMCR1, cpuhw->mmcr[1]);
-		if (cpuhw->n_counters == 0)
+		if (cpuhw->n_events == 0)
 			ppc_set_pmu_inuse(0);
 		goto out_enable;
 	}
 
 	/*
-	 * Compute MMCR* values for the new set of counters
+	 * Compute MMCR* values for the new set of events
 	 */
-	if (ppmu->compute_mmcr(cpuhw->events, cpuhw->n_counters, hwc_index,
+	if (ppmu->compute_mmcr(cpuhw->events, cpuhw->n_events, hwc_index,
 			       cpuhw->mmcr)) {
 		/* shouldn't ever get here */
 		printk(KERN_ERR "oops compute_mmcr failed\n");
@@ -607,22 +610,22 @@ void hw_perf_enable(void)
 
 	/*
 	 * Add in MMCR0 freeze bits corresponding to the
-	 * attr.exclude_* bits for the first counter.
-	 * We have already checked that all counters have the
-	 * same values for these bits as the first counter.
+	 * attr.exclude_* bits for the first event.
+	 * We have already checked that all events have the
+	 * same values for these bits as the first event.
 	 */
-	counter = cpuhw->counter[0];
-	if (counter->attr.exclude_user)
+	event = cpuhw->event[0];
+	if (event->attr.exclude_user)
 		cpuhw->mmcr[0] |= MMCR0_FCP;
-	if (counter->attr.exclude_kernel)
-		cpuhw->mmcr[0] |= freeze_counters_kernel;
-	if (counter->attr.exclude_hv)
+	if (event->attr.exclude_kernel)
+		cpuhw->mmcr[0] |= freeze_events_kernel;
+	if (event->attr.exclude_hv)
 		cpuhw->mmcr[0] |= MMCR0_FCHV;
 
 	/*
 	 * Write the new configuration to MMCR* with the freeze
-	 * bit set and set the hardware counters to their initial values.
-	 * Then unfreeze the counters.
+	 * bit set and set the hardware events to their initial values.
+	 * Then unfreeze the events.
 	 */
 	ppc_set_pmu_inuse(1);
 	mtspr(SPRN_MMCRA, cpuhw->mmcr[2] & ~MMCRA_SAMPLE_ENABLE);
@@ -631,43 +634,43 @@ void hw_perf_enable(void)
 				| MMCR0_FC);
 
 	/*
-	 * Read off any pre-existing counters that need to move
+	 * Read off any pre-existing events that need to move
 	 * to another PMC.
 	 */
-	for (i = 0; i < cpuhw->n_counters; ++i) {
-		counter = cpuhw->counter[i];
-		if (counter->hw.idx && counter->hw.idx != hwc_index[i] + 1) {
-			power_pmu_read(counter);
-			write_pmc(counter->hw.idx, 0);
-			counter->hw.idx = 0;
+	for (i = 0; i < cpuhw->n_events; ++i) {
+		event = cpuhw->event[i];
+		if (event->hw.idx && event->hw.idx != hwc_index[i] + 1) {
+			power_pmu_read(event);
+			write_pmc(event->hw.idx, 0);
+			event->hw.idx = 0;
 		}
 	}
 
 	/*
-	 * Initialize the PMCs for all the new and moved counters.
+	 * Initialize the PMCs for all the new and moved events.
 	 */
 	cpuhw->n_limited = n_lim = 0;
-	for (i = 0; i < cpuhw->n_counters; ++i) {
-		counter = cpuhw->counter[i];
-		if (counter->hw.idx)
+	for (i = 0; i < cpuhw->n_events; ++i) {
+		event = cpuhw->event[i];
+		if (event->hw.idx)
 			continue;
 		idx = hwc_index[i] + 1;
 		if (is_limited_pmc(idx)) {
-			cpuhw->limited_counter[n_lim] = counter;
+			cpuhw->limited_counter[n_lim] = event;
 			cpuhw->limited_hwidx[n_lim] = idx;
 			++n_lim;
 			continue;
 		}
 		val = 0;
-		if (counter->hw.sample_period) {
-			left = atomic64_read(&counter->hw.period_left);
+		if (event->hw.sample_period) {
+			left = atomic64_read(&event->hw.period_left);
 			if (left < 0x80000000L)
 				val = 0x80000000L - left;
 		}
-		atomic64_set(&counter->hw.prev_count, val);
-		counter->hw.idx = idx;
+		atomic64_set(&event->hw.prev_count, val);
+		event->hw.idx = idx;
 		write_pmc(idx, val);
-		perf_counter_update_userpage(counter);
+		perf_event_update_userpage(event);
 	}
 	cpuhw->n_limited = n_lim;
 	cpuhw->mmcr[0] |= MMCR0_PMXE | MMCR0_FCECE;
@@ -688,85 +691,85 @@ void hw_perf_enable(void)
 	local_irq_restore(flags);
 }
 
-static int collect_events(struct perf_counter *group, int max_count,
-			  struct perf_counter *ctrs[], u64 *events,
+static int collect_events(struct perf_event *group, int max_count,
+			  struct perf_event *ctrs[], u64 *events,
 			  unsigned int *flags)
 {
 	int n = 0;
-	struct perf_counter *counter;
+	struct perf_event *event;
 
-	if (!is_software_counter(group)) {
+	if (!is_software_event(group)) {
 		if (n >= max_count)
 			return -1;
 		ctrs[n] = group;
-		flags[n] = group->hw.counter_base;
+		flags[n] = group->hw.event_base;
 		events[n++] = group->hw.config;
 	}
-	list_for_each_entry(counter, &group->sibling_list, list_entry) {
-		if (!is_software_counter(counter) &&
-		    counter->state != PERF_COUNTER_STATE_OFF) {
+	list_for_each_entry(event, &group->sibling_list, group_entry) {
+		if (!is_software_event(event) &&
+		    event->state != PERF_EVENT_STATE_OFF) {
 			if (n >= max_count)
 				return -1;
-			ctrs[n] = counter;
-			flags[n] = counter->hw.counter_base;
-			events[n++] = counter->hw.config;
+			ctrs[n] = event;
+			flags[n] = event->hw.event_base;
+			events[n++] = event->hw.config;
 		}
 	}
 	return n;
 }
 
-static void counter_sched_in(struct perf_counter *counter, int cpu)
+static void event_sched_in(struct perf_event *event, int cpu)
 {
-	counter->state = PERF_COUNTER_STATE_ACTIVE;
-	counter->oncpu = cpu;
-	counter->tstamp_running += counter->ctx->time - counter->tstamp_stopped;
-	if (is_software_counter(counter))
-		counter->pmu->enable(counter);
+	event->state = PERF_EVENT_STATE_ACTIVE;
+	event->oncpu = cpu;
+	event->tstamp_running += event->ctx->time - event->tstamp_stopped;
+	if (is_software_event(event))
+		event->pmu->enable(event);
 }
 
 /*
- * Called to enable a whole group of counters.
+ * Called to enable a whole group of events.
  * Returns 1 if the group was enabled, or -EAGAIN if it could not be.
  * Assumes the caller has disabled interrupts and has
  * frozen the PMU with hw_perf_save_disable.
  */
-int hw_perf_group_sched_in(struct perf_counter *group_leader,
+int hw_perf_group_sched_in(struct perf_event *group_leader,
 	       struct perf_cpu_context *cpuctx,
-	       struct perf_counter_context *ctx, int cpu)
+	       struct perf_event_context *ctx, int cpu)
 {
-	struct cpu_hw_counters *cpuhw;
+	struct cpu_hw_events *cpuhw;
 	long i, n, n0;
-	struct perf_counter *sub;
+	struct perf_event *sub;
 
 	if (!ppmu)
 		return 0;
-	cpuhw = &__get_cpu_var(cpu_hw_counters);
-	n0 = cpuhw->n_counters;
+	cpuhw = &__get_cpu_var(cpu_hw_events);
+	n0 = cpuhw->n_events;
 	n = collect_events(group_leader, ppmu->n_counter - n0,
-			   &cpuhw->counter[n0], &cpuhw->events[n0],
+			   &cpuhw->event[n0], &cpuhw->events[n0],
 			   &cpuhw->flags[n0]);
 	if (n < 0)
 		return -EAGAIN;
-	if (check_excludes(cpuhw->counter, cpuhw->flags, n0, n))
+	if (check_excludes(cpuhw->event, cpuhw->flags, n0, n))
 		return -EAGAIN;
 	i = power_check_constraints(cpuhw, cpuhw->events, cpuhw->flags, n + n0);
 	if (i < 0)
 		return -EAGAIN;
-	cpuhw->n_counters = n0 + n;
+	cpuhw->n_events = n0 + n;
 	cpuhw->n_added += n;
 
 	/*
-	 * OK, this group can go on; update counter states etc.,
-	 * and enable any software counters
+	 * OK, this group can go on; update event states etc.,
+	 * and enable any software events
 	 */
 	for (i = n0; i < n0 + n; ++i)
-		cpuhw->counter[i]->hw.config = cpuhw->events[i];
+		cpuhw->event[i]->hw.config = cpuhw->events[i];
 	cpuctx->active_oncpu += n;
 	n = 1;
-	counter_sched_in(group_leader, cpu);
-	list_for_each_entry(sub, &group_leader->sibling_list, list_entry) {
-		if (sub->state != PERF_COUNTER_STATE_OFF) {
-			counter_sched_in(sub, cpu);
+	event_sched_in(group_leader, cpu);
+	list_for_each_entry(sub, &group_leader->sibling_list, group_entry) {
+		if (sub->state != PERF_EVENT_STATE_OFF) {
+			event_sched_in(sub, cpu);
 			++n;
 		}
 	}
@@ -776,14 +779,14 @@ int hw_perf_group_sched_in(struct perf_counter *group_leader,
 }
 
 /*
- * Add a counter to the PMU.
- * If all counters are not already frozen, then we disable and
+ * Add a event to the PMU.
+ * If all events are not already frozen, then we disable and
  * re-enable the PMU in order to get hw_perf_enable to do the
  * actual work of reconfiguring the PMU.
  */
-static int power_pmu_enable(struct perf_counter *counter)
+static int power_pmu_enable(struct perf_event *event)
 {
-	struct cpu_hw_counters *cpuhw;
+	struct cpu_hw_events *cpuhw;
 	unsigned long flags;
 	int n0;
 	int ret = -EAGAIN;
@@ -792,23 +795,23 @@ static int power_pmu_enable(struct perf_counter *counter)
 	perf_disable();
 
 	/*
-	 * Add the counter to the list (if there is room)
+	 * Add the event to the list (if there is room)
 	 * and check whether the total set is still feasible.
 	 */
-	cpuhw = &__get_cpu_var(cpu_hw_counters);
-	n0 = cpuhw->n_counters;
+	cpuhw = &__get_cpu_var(cpu_hw_events);
+	n0 = cpuhw->n_events;
 	if (n0 >= ppmu->n_counter)
 		goto out;
-	cpuhw->counter[n0] = counter;
-	cpuhw->events[n0] = counter->hw.config;
-	cpuhw->flags[n0] = counter->hw.counter_base;
-	if (check_excludes(cpuhw->counter, cpuhw->flags, n0, 1))
+	cpuhw->event[n0] = event;
+	cpuhw->events[n0] = event->hw.config;
+	cpuhw->flags[n0] = event->hw.event_base;
+	if (check_excludes(cpuhw->event, cpuhw->flags, n0, 1))
 		goto out;
 	if (power_check_constraints(cpuhw, cpuhw->events, cpuhw->flags, n0 + 1))
 		goto out;
 
-	counter->hw.config = cpuhw->events[n0];
-	++cpuhw->n_counters;
+	event->hw.config = cpuhw->events[n0];
+	++cpuhw->n_events;
 	++cpuhw->n_added;
 
 	ret = 0;
@@ -819,36 +822,36 @@ static int power_pmu_enable(struct perf_counter *counter)
 }
 
 /*
- * Remove a counter from the PMU.
+ * Remove a event from the PMU.
  */
-static void power_pmu_disable(struct perf_counter *counter)
+static void power_pmu_disable(struct perf_event *event)
 {
-	struct cpu_hw_counters *cpuhw;
+	struct cpu_hw_events *cpuhw;
 	long i;
 	unsigned long flags;
 
 	local_irq_save(flags);
 	perf_disable();
 
-	power_pmu_read(counter);
-
-	cpuhw = &__get_cpu_var(cpu_hw_counters);
-	for (i = 0; i < cpuhw->n_counters; ++i) {
-		if (counter == cpuhw->counter[i]) {
-			while (++i < cpuhw->n_counters)
-				cpuhw->counter[i-1] = cpuhw->counter[i];
-			--cpuhw->n_counters;
-			ppmu->disable_pmc(counter->hw.idx - 1, cpuhw->mmcr);
-			if (counter->hw.idx) {
-				write_pmc(counter->hw.idx, 0);
-				counter->hw.idx = 0;
+	power_pmu_read(event);
+
+	cpuhw = &__get_cpu_var(cpu_hw_events);
+	for (i = 0; i < cpuhw->n_events; ++i) {
+		if (event == cpuhw->event[i]) {
+			while (++i < cpuhw->n_events)
+				cpuhw->event[i-1] = cpuhw->event[i];
+			--cpuhw->n_events;
+			ppmu->disable_pmc(event->hw.idx - 1, cpuhw->mmcr);
+			if (event->hw.idx) {
+				write_pmc(event->hw.idx, 0);
+				event->hw.idx = 0;
 			}
-			perf_counter_update_userpage(counter);
+			perf_event_update_userpage(event);
 			break;
 		}
 	}
 	for (i = 0; i < cpuhw->n_limited; ++i)
-		if (counter == cpuhw->limited_counter[i])
+		if (event == cpuhw->limited_counter[i])
 			break;
 	if (i < cpuhw->n_limited) {
 		while (++i < cpuhw->n_limited) {
@@ -857,8 +860,8 @@ static void power_pmu_disable(struct perf_counter *counter)
 		}
 		--cpuhw->n_limited;
 	}
-	if (cpuhw->n_counters == 0) {
-		/* disable exceptions if no counters are running */
+	if (cpuhw->n_events == 0) {
+		/* disable exceptions if no events are running */
 		cpuhw->mmcr[0] &= ~(MMCR0_PMXE | MMCR0_FCECE);
 	}
 
@@ -867,28 +870,28 @@ static void power_pmu_disable(struct perf_counter *counter)
 }
 
 /*
- * Re-enable interrupts on a counter after they were throttled
+ * Re-enable interrupts on a event after they were throttled
  * because they were coming too fast.
  */
-static void power_pmu_unthrottle(struct perf_counter *counter)
+static void power_pmu_unthrottle(struct perf_event *event)
 {
 	s64 val, left;
 	unsigned long flags;
 
-	if (!counter->hw.idx || !counter->hw.sample_period)
+	if (!event->hw.idx || !event->hw.sample_period)
 		return;
 	local_irq_save(flags);
 	perf_disable();
-	power_pmu_read(counter);
-	left = counter->hw.sample_period;
-	counter->hw.last_period = left;
+	power_pmu_read(event);
+	left = event->hw.sample_period;
+	event->hw.last_period = left;
 	val = 0;
 	if (left < 0x80000000L)
 		val = 0x80000000L - left;
-	write_pmc(counter->hw.idx, val);
-	atomic64_set(&counter->hw.prev_count, val);
-	atomic64_set(&counter->hw.period_left, left);
-	perf_counter_update_userpage(counter);
+	write_pmc(event->hw.idx, val);
+	atomic64_set(&event->hw.prev_count, val);
+	atomic64_set(&event->hw.period_left, left);
+	perf_event_update_userpage(event);
 	perf_enable();
 	local_irq_restore(flags);
 }
@@ -901,29 +904,29 @@ struct pmu power_pmu = {
 };
 
 /*
- * Return 1 if we might be able to put counter on a limited PMC,
+ * Return 1 if we might be able to put event on a limited PMC,
  * or 0 if not.
- * A counter can only go on a limited PMC if it counts something
+ * A event can only go on a limited PMC if it counts something
  * that a limited PMC can count, doesn't require interrupts, and
  * doesn't exclude any processor mode.
  */
-static int can_go_on_limited_pmc(struct perf_counter *counter, u64 ev,
+static int can_go_on_limited_pmc(struct perf_event *event, u64 ev,
 				 unsigned int flags)
 {
 	int n;
 	u64 alt[MAX_EVENT_ALTERNATIVES];
 
-	if (counter->attr.exclude_user
-	    || counter->attr.exclude_kernel
-	    || counter->attr.exclude_hv
-	    || counter->attr.sample_period)
+	if (event->attr.exclude_user
+	    || event->attr.exclude_kernel
+	    || event->attr.exclude_hv
+	    || event->attr.sample_period)
 		return 0;
 
 	if (ppmu->limited_pmc_event(ev))
 		return 1;
 
 	/*
-	 * The requested event isn't on a limited PMC already;
+	 * The requested event_id isn't on a limited PMC already;
 	 * see if any alternative code goes on a limited PMC.
 	 */
 	if (!ppmu->get_alternatives)
@@ -936,9 +939,9 @@ static int can_go_on_limited_pmc(struct perf_counter *counter, u64 ev,
 }
 
 /*
- * Find an alternative event that goes on a normal PMC, if possible,
- * and return the event code, or 0 if there is no such alternative.
- * (Note: event code 0 is "don't count" on all machines.)
+ * Find an alternative event_id that goes on a normal PMC, if possible,
+ * and return the event_id code, or 0 if there is no such alternative.
+ * (Note: event_id code 0 is "don't count" on all machines.)
  */
 static u64 normal_pmc_alternative(u64 ev, unsigned long flags)
 {
@@ -952,26 +955,26 @@ static u64 normal_pmc_alternative(u64 ev, unsigned long flags)
 	return alt[0];
 }
 
-/* Number of perf_counters counting hardware events */
-static atomic_t num_counters;
+/* Number of perf_events counting hardware events */
+static atomic_t num_events;
 /* Used to avoid races in calling reserve/release_pmc_hardware */
 static DEFINE_MUTEX(pmc_reserve_mutex);
 
 /*
- * Release the PMU if this is the last perf_counter.
+ * Release the PMU if this is the last perf_event.
  */
-static void hw_perf_counter_destroy(struct perf_counter *counter)
+static void hw_perf_event_destroy(struct perf_event *event)
 {
-	if (!atomic_add_unless(&num_counters, -1, 1)) {
+	if (!atomic_add_unless(&num_events, -1, 1)) {
 		mutex_lock(&pmc_reserve_mutex);
-		if (atomic_dec_return(&num_counters) == 0)
+		if (atomic_dec_return(&num_events) == 0)
 			release_pmc_hardware();
 		mutex_unlock(&pmc_reserve_mutex);
 	}
 }
 
 /*
- * Translate a generic cache event config to a raw event code.
+ * Translate a generic cache event_id config to a raw event_id code.
  */
 static int hw_perf_cache_event(u64 config, u64 *eventp)
 {
@@ -1000,39 +1003,39 @@ static int hw_perf_cache_event(u64 config, u64 *eventp)
 	return 0;
 }
 
-const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
+const struct pmu *hw_perf_event_init(struct perf_event *event)
 {
 	u64 ev;
 	unsigned long flags;
-	struct perf_counter *ctrs[MAX_HWCOUNTERS];
-	u64 events[MAX_HWCOUNTERS];
-	unsigned int cflags[MAX_HWCOUNTERS];
+	struct perf_event *ctrs[MAX_HWEVENTS];
+	u64 events[MAX_HWEVENTS];
+	unsigned int cflags[MAX_HWEVENTS];
 	int n;
 	int err;
-	struct cpu_hw_counters *cpuhw;
+	struct cpu_hw_events *cpuhw;
 
 	if (!ppmu)
 		return ERR_PTR(-ENXIO);
-	switch (counter->attr.type) {
+	switch (event->attr.type) {
 	case PERF_TYPE_HARDWARE:
-		ev = counter->attr.config;
+		ev = event->attr.config;
 		if (ev >= ppmu->n_generic || ppmu->generic_events[ev] == 0)
 			return ERR_PTR(-EOPNOTSUPP);
 		ev = ppmu->generic_events[ev];
 		break;
 	case PERF_TYPE_HW_CACHE:
-		err = hw_perf_cache_event(counter->attr.config, &ev);
+		err = hw_perf_cache_event(event->attr.config, &ev);
 		if (err)
 			return ERR_PTR(err);
 		break;
 	case PERF_TYPE_RAW:
-		ev = counter->attr.config;
+		ev = event->attr.config;
 		break;
 	default:
 		return ERR_PTR(-EINVAL);
 	}
-	counter->hw.config_base = ev;
-	counter->hw.idx = 0;
+	event->hw.config_base = ev;
+	event->hw.idx = 0;
 
 	/*
 	 * If we are not running on a hypervisor, force the
@@ -1040,28 +1043,28 @@ const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
 	 * the user set it to.
 	 */
 	if (!firmware_has_feature(FW_FEATURE_LPAR))
-		counter->attr.exclude_hv = 0;
+		event->attr.exclude_hv = 0;
 
 	/*
-	 * If this is a per-task counter, then we can use
+	 * If this is a per-task event, then we can use
 	 * PM_RUN_* events interchangeably with their non RUN_*
 	 * equivalents, e.g. PM_RUN_CYC instead of PM_CYC.
 	 * XXX we should check if the task is an idle task.
 	 */
 	flags = 0;
-	if (counter->ctx->task)
+	if (event->ctx->task)
 		flags |= PPMU_ONLY_COUNT_RUN;
 
 	/*
-	 * If this machine has limited counters, check whether this
-	 * event could go on a limited counter.
+	 * If this machine has limited events, check whether this
+	 * event_id could go on a limited event.
 	 */
 	if (ppmu->flags & PPMU_LIMITED_PMC5_6) {
-		if (can_go_on_limited_pmc(counter, ev, flags)) {
+		if (can_go_on_limited_pmc(event, ev, flags)) {
 			flags |= PPMU_LIMITED_PMC_OK;
 		} else if (ppmu->limited_pmc_event(ev)) {
 			/*
-			 * The requested event is on a limited PMC,
+			 * The requested event_id is on a limited PMC,
 			 * but we can't use a limited PMC; see if any
 			 * alternative goes on a normal PMC.
 			 */
@@ -1073,50 +1076,50 @@ const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
 
 	/*
 	 * If this is in a group, check if it can go on with all the
-	 * other hardware counters in the group.  We assume the counter
+	 * other hardware events in the group.  We assume the event
 	 * hasn't been linked into its leader's sibling list at this point.
 	 */
 	n = 0;
-	if (counter->group_leader != counter) {
-		n = collect_events(counter->group_leader, ppmu->n_counter - 1,
+	if (event->group_leader != event) {
+		n = collect_events(event->group_leader, ppmu->n_counter - 1,
 				   ctrs, events, cflags);
 		if (n < 0)
 			return ERR_PTR(-EINVAL);
 	}
 	events[n] = ev;
-	ctrs[n] = counter;
+	ctrs[n] = event;
 	cflags[n] = flags;
 	if (check_excludes(ctrs, cflags, n, 1))
 		return ERR_PTR(-EINVAL);
 
-	cpuhw = &get_cpu_var(cpu_hw_counters);
+	cpuhw = &get_cpu_var(cpu_hw_events);
 	err = power_check_constraints(cpuhw, events, cflags, n + 1);
-	put_cpu_var(cpu_hw_counters);
+	put_cpu_var(cpu_hw_events);
 	if (err)
 		return ERR_PTR(-EINVAL);
 
-	counter->hw.config = events[n];
-	counter->hw.counter_base = cflags[n];
-	counter->hw.last_period = counter->hw.sample_period;
-	atomic64_set(&counter->hw.period_left, counter->hw.last_period);
+	event->hw.config = events[n];
+	event->hw.event_base = cflags[n];
+	event->hw.last_period = event->hw.sample_period;
+	atomic64_set(&event->hw.period_left, event->hw.last_period);
 
 	/*
 	 * See if we need to reserve the PMU.
-	 * If no counters are currently in use, then we have to take a
+	 * If no events are currently in use, then we have to take a
 	 * mutex to ensure that we don't race with another task doing
 	 * reserve_pmc_hardware or release_pmc_hardware.
 	 */
 	err = 0;
-	if (!atomic_inc_not_zero(&num_counters)) {
+	if (!atomic_inc_not_zero(&num_events)) {
 		mutex_lock(&pmc_reserve_mutex);
-		if (atomic_read(&num_counters) == 0 &&
-		    reserve_pmc_hardware(perf_counter_interrupt))
+		if (atomic_read(&num_events) == 0 &&
+		    reserve_pmc_hardware(perf_event_interrupt))
 			err = -EBUSY;
 		else
-			atomic_inc(&num_counters);
+			atomic_inc(&num_events);
 		mutex_unlock(&pmc_reserve_mutex);
 	}
-	counter->destroy = hw_perf_counter_destroy;
+	event->destroy = hw_perf_event_destroy;
 
 	if (err)
 		return ERR_PTR(err);
@@ -1128,24 +1131,24 @@ const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
  * things if requested.  Note that interrupts are hard-disabled
  * here so there is no possibility of being interrupted.
  */
-static void record_and_restart(struct perf_counter *counter, unsigned long val,
+static void record_and_restart(struct perf_event *event, unsigned long val,
 			       struct pt_regs *regs, int nmi)
 {
-	u64 period = counter->hw.sample_period;
+	u64 period = event->hw.sample_period;
 	s64 prev, delta, left;
 	int record = 0;
 
 	/* we don't have to worry about interrupts here */
-	prev = atomic64_read(&counter->hw.prev_count);
+	prev = atomic64_read(&event->hw.prev_count);
 	delta = (val - prev) & 0xfffffffful;
-	atomic64_add(delta, &counter->count);
+	atomic64_add(delta, &event->count);
 
 	/*
-	 * See if the total period for this counter has expired,
+	 * See if the total period for this event has expired,
 	 * and update for the next period.
 	 */
 	val = 0;
-	left = atomic64_read(&counter->hw.period_left) - delta;
+	left = atomic64_read(&event->hw.period_left) - delta;
 	if (period) {
 		if (left <= 0) {
 			left += period;
@@ -1162,20 +1165,19 @@ static void record_and_restart(struct perf_counter *counter, unsigned long val,
 	 */
 	if (record) {
 		struct perf_sample_data data = {
-			.regs	= regs,
 			.addr	= 0,
-			.period	= counter->hw.last_period,
+			.period	= event->hw.last_period,
 		};
 
-		if (counter->attr.sample_type & PERF_SAMPLE_ADDR)
+		if (event->attr.sample_type & PERF_SAMPLE_ADDR)
 			perf_get_data_addr(regs, &data.addr);
 
-		if (perf_counter_overflow(counter, nmi, &data)) {
+		if (perf_event_overflow(event, nmi, &data, regs)) {
 			/*
 			 * Interrupts are coming too fast - throttle them
-			 * by setting the counter to 0, so it will be
+			 * by setting the event to 0, so it will be
 			 * at least 2^30 cycles until the next interrupt
-			 * (assuming each counter counts at most 2 counts
+			 * (assuming each event counts at most 2 counts
 			 * per cycle).
 			 */
 			val = 0;
@@ -1183,15 +1185,15 @@ static void record_and_restart(struct perf_counter *counter, unsigned long val,
 		}
 	}
 
-	write_pmc(counter->hw.idx, val);
-	atomic64_set(&counter->hw.prev_count, val);
-	atomic64_set(&counter->hw.period_left, left);
-	perf_counter_update_userpage(counter);
+	write_pmc(event->hw.idx, val);
+	atomic64_set(&event->hw.prev_count, val);
+	atomic64_set(&event->hw.period_left, left);
+	perf_event_update_userpage(event);
 }
 
 /*
  * Called from generic code to get the misc flags (i.e. processor mode)
- * for an event.
+ * for an event_id.
  */
 unsigned long perf_misc_flags(struct pt_regs *regs)
 {
@@ -1199,13 +1201,13 @@ unsigned long perf_misc_flags(struct pt_regs *regs)
 
 	if (flags)
 		return flags;
-	return user_mode(regs) ? PERF_EVENT_MISC_USER :
-		PERF_EVENT_MISC_KERNEL;
+	return user_mode(regs) ? PERF_RECORD_MISC_USER :
+		PERF_RECORD_MISC_KERNEL;
 }
 
 /*
  * Called from generic code to get the instruction pointer
- * for an event.
+ * for an event_id.
  */
 unsigned long perf_instruction_pointer(struct pt_regs *regs)
 {
@@ -1221,11 +1223,11 @@ unsigned long perf_instruction_pointer(struct pt_regs *regs)
 /*
  * Performance monitor interrupt stuff
  */
-static void perf_counter_interrupt(struct pt_regs *regs)
+static void perf_event_interrupt(struct pt_regs *regs)
 {
 	int i;
-	struct cpu_hw_counters *cpuhw = &__get_cpu_var(cpu_hw_counters);
-	struct perf_counter *counter;
+	struct cpu_hw_events *cpuhw = &__get_cpu_var(cpu_hw_events);
+	struct perf_event *event;
 	unsigned long val;
 	int found = 0;
 	int nmi;
@@ -1242,21 +1244,21 @@ static void perf_counter_interrupt(struct pt_regs *regs)
 	else
 		irq_enter();
 
-	for (i = 0; i < cpuhw->n_counters; ++i) {
-		counter = cpuhw->counter[i];
-		if (!counter->hw.idx || is_limited_pmc(counter->hw.idx))
+	for (i = 0; i < cpuhw->n_events; ++i) {
+		event = cpuhw->event[i];
+		if (!event->hw.idx || is_limited_pmc(event->hw.idx))
 			continue;
-		val = read_pmc(counter->hw.idx);
+		val = read_pmc(event->hw.idx);
 		if ((int)val < 0) {
-			/* counter has overflowed */
+			/* event has overflowed */
 			found = 1;
-			record_and_restart(counter, val, regs, nmi);
+			record_and_restart(event, val, regs, nmi);
 		}
 	}
 
 	/*
-	 * In case we didn't find and reset the counter that caused
-	 * the interrupt, scan all counters and reset any that are
+	 * In case we didn't find and reset the event that caused
+	 * the interrupt, scan all events and reset any that are
 	 * negative, to avoid getting continual interrupts.
 	 * Any that we processed in the previous loop will not be negative.
 	 */
@@ -1274,7 +1276,7 @@ static void perf_counter_interrupt(struct pt_regs *regs)
 	 * Reset MMCR0 to its normal value.  This will set PMXE and
 	 * clear FC (freeze counters) and PMAO (perf mon alert occurred)
 	 * and thus allow interrupts to occur again.
-	 * XXX might want to use MSR.PM to keep the counters frozen until
+	 * XXX might want to use MSR.PM to keep the events frozen until
 	 * we get back out of this interrupt.
 	 */
 	write_mmcr0(cpuhw, cpuhw->mmcr[0]);
@@ -1285,9 +1287,9 @@ static void perf_counter_interrupt(struct pt_regs *regs)
 		irq_exit();
 }
 
-void hw_perf_counter_setup(int cpu)
+void hw_perf_event_setup(int cpu)
 {
-	struct cpu_hw_counters *cpuhw = &per_cpu(cpu_hw_counters, cpu);
+	struct cpu_hw_events *cpuhw = &per_cpu(cpu_hw_events, cpu);
 
 	if (!ppmu)
 		return;
@@ -1309,7 +1311,7 @@ int register_power_pmu(struct power_pmu *pmu)
 	 * Use FCHV to ignore kernel events if MSR.HV is set.
 	 */
 	if (mfmsr() & MSR_HV)
-		freeze_counters_kernel = MMCR0_FCHV;
+		freeze_events_kernel = MMCR0_FCHV;
 #endif /* CONFIG_PPC64 */
 
 	return 0;
diff --git a/arch/powerpc/kernel/power4-pmu.c b/arch/powerpc/kernel/power4-pmu.c
index 3c90a3d9173e..2a361cdda635 100644
--- a/arch/powerpc/kernel/power4-pmu.c
+++ b/arch/powerpc/kernel/power4-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/kernel.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/string.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/powerpc/kernel/power5+-pmu.c b/arch/powerpc/kernel/power5+-pmu.c
index 31918af3e355..0f4c1c73a6ad 100644
--- a/arch/powerpc/kernel/power5+-pmu.c
+++ b/arch/powerpc/kernel/power5+-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/kernel.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/string.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/powerpc/kernel/power5-pmu.c b/arch/powerpc/kernel/power5-pmu.c
index 867f6f663963..c351b3a57fbb 100644
--- a/arch/powerpc/kernel/power5-pmu.c
+++ b/arch/powerpc/kernel/power5-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/kernel.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/string.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/powerpc/kernel/power6-pmu.c b/arch/powerpc/kernel/power6-pmu.c
index fa21890531da..ca399ba5034c 100644
--- a/arch/powerpc/kernel/power6-pmu.c
+++ b/arch/powerpc/kernel/power6-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/kernel.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/string.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/powerpc/kernel/power7-pmu.c b/arch/powerpc/kernel/power7-pmu.c
index 018d094d92f9..28a4daacdc02 100644
--- a/arch/powerpc/kernel/power7-pmu.c
+++ b/arch/powerpc/kernel/power7-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/kernel.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/string.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
diff --git a/arch/powerpc/kernel/ppc970-pmu.c b/arch/powerpc/kernel/ppc970-pmu.c
index 75dccb71a043..479574413a93 100644
--- a/arch/powerpc/kernel/ppc970-pmu.c
+++ b/arch/powerpc/kernel/ppc970-pmu.c
@@ -9,7 +9,7 @@
  * 2 of the License, or (at your option) any later version.
  */
 #include <linux/string.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <asm/reg.h>
 #include <asm/cputable.h>
 
diff --git a/arch/powerpc/kernel/process.c b/arch/powerpc/kernel/process.c
index 0a3216433051..c930ac38e59f 100644
--- a/arch/powerpc/kernel/process.c
+++ b/arch/powerpc/kernel/process.c
@@ -1016,9 +1016,13 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
 	int curr_frame = current->curr_ret_stack;
 	extern void return_to_handler(void);
-	unsigned long addr = (unsigned long)return_to_handler;
+	unsigned long rth = (unsigned long)return_to_handler;
+	unsigned long mrth = -1;
 #ifdef CONFIG_PPC64
-	addr = *(unsigned long*)addr;
+	extern void mod_return_to_handler(void);
+	rth = *(unsigned long *)rth;
+	mrth = (unsigned long)mod_return_to_handler;
+	mrth = *(unsigned long *)mrth;
 #endif
 #endif
 
@@ -1044,7 +1048,7 @@ void show_stack(struct task_struct *tsk, unsigned long *stack)
 		if (!firstframe || ip != lr) {
 			printk("["REG"] ["REG"] %pS", sp, ip, (void *)ip);
 #ifdef CONFIG_FUNCTION_GRAPH_TRACER
-			if (ip == addr && curr_frame >= 0) {
+			if ((ip == rth || ip == mrth) && curr_frame >= 0) {
 				printk(" (%pS)",
 				       (void *)current->ret_stack[curr_frame].ret);
 				curr_frame--;
@@ -1165,7 +1169,22 @@ static inline unsigned long brk_rnd(void)
 
 unsigned long arch_randomize_brk(struct mm_struct *mm)
 {
-	unsigned long ret = PAGE_ALIGN(mm->brk + brk_rnd());
+	unsigned long base = mm->brk;
+	unsigned long ret;
+
+#ifdef CONFIG_PPC_STD_MMU_64
+	/*
+	 * If we are using 1TB segments and we are allowed to randomise
+	 * the heap, we can put it above 1TB so it is backed by a 1TB
+	 * segment. Otherwise the heap will be in the bottom 1TB
+	 * which always uses 256MB segments and this may result in a
+	 * performance penalty.
+	 */
+	if (!is_32bit_task() && (mmu_highuser_ssize == MMU_SEGSIZE_1T))
+		base = max_t(unsigned long, mm->brk, 1UL << SID_SHIFT_1T);
+#endif
+
+	ret = PAGE_ALIGN(base + brk_rnd());
 
 	if (ret < mm->brk)
 		return mm->brk;
diff --git a/arch/powerpc/kernel/prom_init.c b/arch/powerpc/kernel/prom_init.c
index 864334b337a3..bafac2e41ae1 100644
--- a/arch/powerpc/kernel/prom_init.c
+++ b/arch/powerpc/kernel/prom_init.c
@@ -800,7 +800,7 @@ static void __init prom_send_capabilities(void)
 	root = call_prom("open", 1, 1, ADDR("/"));
 	if (root != 0) {
 		/* try calling the ibm,client-architecture-support method */
-		prom_printf("Calling ibm,client-architecture...");
+		prom_printf("Calling ibm,client-architecture-support...");
 		if (call_prom_ret("call-method", 3, 2, &ret,
 				  ADDR("ibm,client-architecture-support"),
 				  root,
@@ -814,6 +814,7 @@ static void __init prom_send_capabilities(void)
 			return;
 		}
 		call_prom("close", 1, 0, root);
+		prom_printf(" not implemented\n");
 	}
 
 	/* no ibm,client-architecture-support call, try the old way */
diff --git a/arch/powerpc/kernel/setup-common.c b/arch/powerpc/kernel/setup-common.c
index 02fed27af7f6..4271f7a655a3 100644
--- a/arch/powerpc/kernel/setup-common.c
+++ b/arch/powerpc/kernel/setup-common.c
@@ -24,7 +24,6 @@
 #include <linux/seq_file.h>
 #include <linux/ioport.h>
 #include <linux/console.h>
-#include <linux/utsname.h>
 #include <linux/screen_info.h>
 #include <linux/root_dev.h>
 #include <linux/notifier.h>
@@ -328,7 +327,7 @@ static void c_stop(struct seq_file *m, void *v)
 {
 }
 
-struct seq_operations cpuinfo_op = {
+const struct seq_operations cpuinfo_op = {
 	.start =c_start,
 	.next =	c_next,
 	.stop =	c_stop,
@@ -432,9 +431,9 @@ void __init smp_setup_cpu_maps(void)
 		for (j = 0; j < nthreads && cpu < NR_CPUS; j++) {
 			DBG("    thread %d -> cpu %d (hard id %d)\n",
 			    j, cpu, intserv[j]);
-			cpu_set(cpu, cpu_present_map);
+			set_cpu_present(cpu, true);
 			set_hard_smp_processor_id(cpu, intserv[j]);
-			cpu_set(cpu, cpu_possible_map);
+			set_cpu_possible(cpu, true);
 			cpu++;
 		}
 	}
@@ -480,7 +479,7 @@ void __init smp_setup_cpu_maps(void)
 			       maxcpus);
 
 		for (cpu = 0; cpu < maxcpus; cpu++)
-			cpu_set(cpu, cpu_possible_map);
+			set_cpu_possible(cpu, true);
 	out:
 		of_node_put(dn);
 	}
diff --git a/arch/powerpc/kernel/setup_64.c b/arch/powerpc/kernel/setup_64.c
index 797ea95aae2e..04f638d82fb3 100644
--- a/arch/powerpc/kernel/setup_64.c
+++ b/arch/powerpc/kernel/setup_64.c
@@ -57,7 +57,6 @@
 #include <asm/cache.h>
 #include <asm/page.h>
 #include <asm/mmu.h>
-#include <asm/mmu-hash64.h>
 #include <asm/firmware.h>
 #include <asm/xmon.h>
 #include <asm/udbg.h>
diff --git a/arch/powerpc/kernel/smp.c b/arch/powerpc/kernel/smp.c
index d387b3937ccc..9b86a74d2815 100644
--- a/arch/powerpc/kernel/smp.c
+++ b/arch/powerpc/kernel/smp.c
@@ -189,11 +189,11 @@ void arch_send_call_function_single_ipi(int cpu)
 	smp_ops->message_pass(cpu, PPC_MSG_CALL_FUNC_SINGLE);
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	unsigned int cpu;
 
-	for_each_cpu_mask(cpu, mask)
+	for_each_cpu(cpu, mask)
 		smp_ops->message_pass(cpu, PPC_MSG_CALL_FUNCTION);
 }
 
@@ -287,7 +287,7 @@ void __devinit smp_prepare_boot_cpu(void)
 {
 	BUG_ON(smp_processor_id() != boot_cpuid);
 
-	cpu_set(boot_cpuid, cpu_online_map);
+	set_cpu_online(boot_cpuid, true);
 	cpu_set(boot_cpuid, per_cpu(cpu_sibling_map, boot_cpuid));
 	cpu_set(boot_cpuid, per_cpu(cpu_core_map, boot_cpuid));
 #ifdef CONFIG_PPC64
@@ -307,7 +307,7 @@ int generic_cpu_disable(void)
 	if (cpu == boot_cpuid)
 		return -EBUSY;
 
-	cpu_clear(cpu, cpu_online_map);
+	set_cpu_online(cpu, false);
 #ifdef CONFIG_PPC64
 	vdso_data->processorCount--;
 	fixup_irqs(cpu_online_map);
@@ -361,7 +361,7 @@ void generic_mach_cpu_die(void)
 	smp_wmb();
 	while (__get_cpu_var(cpu_state) != CPU_UP_PREPARE)
 		cpu_relax();
-	cpu_set(cpu, cpu_online_map);
+	set_cpu_online(cpu, true);
 	local_irq_enable();
 }
 #endif
@@ -508,7 +508,7 @@ int __devinit start_secondary(void *unused)
 
 	ipi_call_lock();
 	notify_cpu_starting(cpu);
-	cpu_set(cpu, cpu_online_map);
+	set_cpu_online(cpu, true);
 	/* Update sibling maps */
 	base = cpu_first_thread_in_core(cpu);
 	for (i = 0; i < threads_per_core; i++) {
diff --git a/arch/powerpc/kernel/sys_ppc32.c b/arch/powerpc/kernel/sys_ppc32.c
index 1cc5e9e5da96..b97c2d67f4ac 100644
--- a/arch/powerpc/kernel/sys_ppc32.c
+++ b/arch/powerpc/kernel/sys_ppc32.c
@@ -22,7 +22,6 @@
 #include <linux/signal.h>
 #include <linux/resource.h>
 #include <linux/times.h>
-#include <linux/utsname.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/sem.h>
diff --git a/arch/powerpc/kernel/time.c b/arch/powerpc/kernel/time.c
index 465e498bcb33..a136a11c490d 100644
--- a/arch/powerpc/kernel/time.c
+++ b/arch/powerpc/kernel/time.c
@@ -53,7 +53,7 @@
 #include <linux/posix-timers.h>
 #include <linux/irq.h>
 #include <linux/delay.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/io.h>
 #include <asm/processor.h>
@@ -193,6 +193,8 @@ EXPORT_SYMBOL(__cputime_clockt_factor);
 DEFINE_PER_CPU(unsigned long, cputime_last_delta);
 DEFINE_PER_CPU(unsigned long, cputime_scaled_last_delta);
 
+cputime_t cputime_one_jiffy;
+
 static void calc_cputime_factors(void)
 {
 	struct div_result res;
@@ -501,6 +503,7 @@ static int __init iSeries_tb_recal(void)
 				tb_to_xs = divres.result_low;
 				vdso_data->tb_ticks_per_sec = tb_ticks_per_sec;
 				vdso_data->tb_to_xs = tb_to_xs;
+				setup_cputime_one_jiffy();
 			}
 			else {
 				printk( "Titan recalibrate: FAILED (difference > 4 percent)\n"
@@ -527,25 +530,25 @@ void __init iSeries_time_init_early(void)
 }
 #endif /* CONFIG_PPC_ISERIES */
 
-#if defined(CONFIG_PERF_COUNTERS) && defined(CONFIG_PPC32)
-DEFINE_PER_CPU(u8, perf_counter_pending);
+#if defined(CONFIG_PERF_EVENTS) && defined(CONFIG_PPC32)
+DEFINE_PER_CPU(u8, perf_event_pending);
 
-void set_perf_counter_pending(void)
+void set_perf_event_pending(void)
 {
-	get_cpu_var(perf_counter_pending) = 1;
+	get_cpu_var(perf_event_pending) = 1;
 	set_dec(1);
-	put_cpu_var(perf_counter_pending);
+	put_cpu_var(perf_event_pending);
 }
 
-#define test_perf_counter_pending()	__get_cpu_var(perf_counter_pending)
-#define clear_perf_counter_pending()	__get_cpu_var(perf_counter_pending) = 0
+#define test_perf_event_pending()	__get_cpu_var(perf_event_pending)
+#define clear_perf_event_pending()	__get_cpu_var(perf_event_pending) = 0
 
-#else  /* CONFIG_PERF_COUNTERS && CONFIG_PPC32 */
+#else  /* CONFIG_PERF_EVENTS && CONFIG_PPC32 */
 
-#define test_perf_counter_pending()	0
-#define clear_perf_counter_pending()
+#define test_perf_event_pending()	0
+#define clear_perf_event_pending()
 
-#endif /* CONFIG_PERF_COUNTERS && CONFIG_PPC32 */
+#endif /* CONFIG_PERF_EVENTS && CONFIG_PPC32 */
 
 /*
  * For iSeries shared processors, we have to let the hypervisor
@@ -573,9 +576,9 @@ void timer_interrupt(struct pt_regs * regs)
 	set_dec(DECREMENTER_MAX);
 
 #ifdef CONFIG_PPC32
-	if (test_perf_counter_pending()) {
-		clear_perf_counter_pending();
-		perf_counter_do_pending();
+	if (test_perf_event_pending()) {
+		clear_perf_event_pending();
+		perf_event_do_pending();
 	}
 	if (atomic_read(&ppc_n_lost_interrupts) != 0)
 		do_IRQ(regs);
@@ -774,7 +777,7 @@ int update_persistent_clock(struct timespec now)
 	return ppc_md.set_rtc_time(&tm);
 }
 
-void read_persistent_clock(struct timespec *ts)
+static void __read_persistent_clock(struct timespec *ts)
 {
 	struct rtc_time tm;
 	static int first = 1;
@@ -797,10 +800,23 @@ void read_persistent_clock(struct timespec *ts)
 		return;
 	}
 	ppc_md.get_rtc_time(&tm);
+
 	ts->tv_sec = mktime(tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
 			    tm.tm_hour, tm.tm_min, tm.tm_sec);
 }
 
+void read_persistent_clock(struct timespec *ts)
+{
+	__read_persistent_clock(ts);
+
+	/* Sanitize it in case real time clock is set below EPOCH */
+	if (ts->tv_sec < 0) {
+		ts->tv_sec = 0;
+		ts->tv_nsec = 0;
+	}
+		
+}
+
 /* clocksource code */
 static cycle_t rtc_read(struct clocksource *cs)
 {
@@ -960,6 +976,7 @@ void __init time_init(void)
 	tb_ticks_per_usec = ppc_tb_freq / 1000000;
 	tb_to_us = mulhwu_scale_factor(ppc_tb_freq, 1000000);
 	calc_cputime_factors();
+	setup_cputime_one_jiffy();
 
 	/*
 	 * Calculate the length of each tick in ns.  It will not be
diff --git a/arch/powerpc/kernel/udbg_16550.c b/arch/powerpc/kernel/udbg_16550.c
index acb74a17bbbf..b4b167b33643 100644
--- a/arch/powerpc/kernel/udbg_16550.c
+++ b/arch/powerpc/kernel/udbg_16550.c
@@ -1,5 +1,5 @@
 /*
- * udbg for for NS16550 compatable serial ports
+ * udbg for NS16550 compatable serial ports
  *
  * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
  *
diff --git a/arch/powerpc/kernel/vdso.c b/arch/powerpc/kernel/vdso.c
index a0abce251d0a..137dc22afa42 100644
--- a/arch/powerpc/kernel/vdso.c
+++ b/arch/powerpc/kernel/vdso.c
@@ -1,3 +1,4 @@
+
 /*
  *    Copyright (C) 2004 Benjamin Herrenschmidt, IBM Corp.
  *			 <benh@kernel.crashing.org>
@@ -49,6 +50,9 @@
 /* Max supported size for symbol names */
 #define MAX_SYMNAME	64
 
+/* The alignment of the vDSO */
+#define VDSO_ALIGNMENT	(1 << 16)
+
 extern char vdso32_start, vdso32_end;
 static void *vdso32_kbase = &vdso32_start;
 static unsigned int vdso32_pages;
@@ -74,7 +78,7 @@ static int vdso_ready;
 static union {
 	struct vdso_data	data;
 	u8			page[PAGE_SIZE];
-} vdso_data_store __attribute__((__section__(".data.page_aligned")));
+} vdso_data_store __page_aligned_data;
 struct vdso_data *vdso_data = &vdso_data_store.data;
 
 /* Format of the patch table */
@@ -230,15 +234,28 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 	 * pick a base address for the vDSO in process space. We try to put it
 	 * at vdso_base which is the "natural" base for it, but we might fail
 	 * and end up putting it elsewhere.
+	 * Add enough to the size so that the result can be aligned.
 	 */
 	down_write(&mm->mmap_sem);
 	vdso_base = get_unmapped_area(NULL, vdso_base,
-				      vdso_pages << PAGE_SHIFT, 0, 0);
+				      (vdso_pages << PAGE_SHIFT) +
+				      ((VDSO_ALIGNMENT - 1) & PAGE_MASK),
+				      0, 0);
 	if (IS_ERR_VALUE(vdso_base)) {
 		rc = vdso_base;
 		goto fail_mmapsem;
 	}
 
+	/* Add required alignment. */
+	vdso_base = ALIGN(vdso_base, VDSO_ALIGNMENT);
+
+	/*
+	 * Put vDSO base into mm struct. We need to do this before calling
+	 * install_special_mapping or the perf counter mmap tracking code
+	 * will fail to recognise it as a vDSO (since arch_vma_name fails).
+	 */
+	current->mm->context.vdso_base = vdso_base;
+
 	/*
 	 * our vma flags don't have VM_WRITE so by default, the process isn't
 	 * allowed to write those pages.
@@ -259,11 +276,10 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 				     VM_MAYREAD|VM_MAYWRITE|VM_MAYEXEC|
 				     VM_ALWAYSDUMP,
 				     vdso_pagelist);
-	if (rc)
+	if (rc) {
+		current->mm->context.vdso_base = 0;
 		goto fail_mmapsem;
-
-	/* Put vDSO base into mm struct */
-	current->mm->context.vdso_base = vdso_base;
+	}
 
 	up_write(&mm->mmap_sem);
 	return 0;
diff --git a/arch/powerpc/kernel/vdso32/Makefile b/arch/powerpc/kernel/vdso32/Makefile
index b54b81688132..51ead52141bd 100644
--- a/arch/powerpc/kernel/vdso32/Makefile
+++ b/arch/powerpc/kernel/vdso32/Makefile
@@ -16,7 +16,7 @@ GCOV_PROFILE := n
 
 EXTRA_CFLAGS := -shared -fno-common -fno-builtin
 EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso32.so.1 \
-		$(call ld-option, -Wl$(comma)--hash-style=sysv)
+		$(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 EXTRA_AFLAGS := -D__VDSO32__ -s
 
 obj-y += vdso32_wrapper.o
diff --git a/arch/powerpc/kernel/vdso32/vdso32.lds.S b/arch/powerpc/kernel/vdso32/vdso32.lds.S
index 904ef1360dd7..0546bcd49cd0 100644
--- a/arch/powerpc/kernel/vdso32/vdso32.lds.S
+++ b/arch/powerpc/kernel/vdso32/vdso32.lds.S
@@ -25,7 +25,7 @@ SECTIONS
 	. = ALIGN(16);
 	.text		: {
 		*(.text .stub .text.* .gnu.linkonce.t.* __ftr_alt_*)
-	}
+	}		      	      			:text
 	PROVIDE(__etext = .);
 	PROVIDE(_etext = .);
 	PROVIDE(etext = .);
@@ -56,7 +56,7 @@ SECTIONS
 	.fixup		: { *(.fixup) }
 
 	.dynamic	: { *(.dynamic) }		:text	:dynamic
-	.got		: { *(.got) }
+	.got		: { *(.got) }			:text
 	.plt		: { *(.plt) }
 
 	_end = .;
diff --git a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
index 556f0caa5d84..6e8f507ed32b 100644
--- a/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
+++ b/arch/powerpc/kernel/vdso32/vdso32_wrapper.S
@@ -1,7 +1,8 @@
 #include <linux/init.h>
+#include <linux/linkage.h>
 #include <asm/page.h>
 
-	.section ".data.page_aligned"
+	__PAGE_ALIGNED_DATA
 
 	.globl vdso32_start, vdso32_end
 	.balign PAGE_SIZE
diff --git a/arch/powerpc/kernel/vdso64/Makefile b/arch/powerpc/kernel/vdso64/Makefile
index dd0c8e936775..79da65d44a2a 100644
--- a/arch/powerpc/kernel/vdso64/Makefile
+++ b/arch/powerpc/kernel/vdso64/Makefile
@@ -11,7 +11,7 @@ GCOV_PROFILE := n
 
 EXTRA_CFLAGS := -shared -fno-common -fno-builtin
 EXTRA_CFLAGS += -nostdlib -Wl,-soname=linux-vdso64.so.1 \
-		$(call ld-option, -Wl$(comma)--hash-style=sysv)
+		$(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 EXTRA_AFLAGS := -D__VDSO64__ -s
 
 obj-y += vdso64_wrapper.o
diff --git a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
index 0529cb9e3b97..b8553d62b792 100644
--- a/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
+++ b/arch/powerpc/kernel/vdso64/vdso64_wrapper.S
@@ -1,7 +1,8 @@
 #include <linux/init.h>
+#include <linux/linkage.h>
 #include <asm/page.h>
 
-	.section ".data.page_aligned"
+	__PAGE_ALIGNED_DATA
 
 	.globl vdso64_start, vdso64_end
 	.balign PAGE_SIZE
diff --git a/arch/powerpc/kernel/vio.c b/arch/powerpc/kernel/vio.c
index bc7b41edbdfc..77f64218abf3 100644
--- a/arch/powerpc/kernel/vio.c
+++ b/arch/powerpc/kernel/vio.c
@@ -1054,6 +1054,8 @@ static struct iommu_table *vio_build_iommu_table(struct vio_dev *dev)
 		return NULL;
 
 	tbl = kmalloc(sizeof(*tbl), GFP_KERNEL);
+	if (tbl == NULL)
+		return NULL;
 
 	of_parse_dma_window(dev->dev.archdata.of_node, dma_window,
 			    &tbl->it_index, &offset, &size);
@@ -1233,7 +1235,7 @@ struct vio_dev *vio_register_device_node(struct device_node *of_node)
 		vio_cmo_set_dma_ops(viodev);
 	else
 		viodev->dev.archdata.dma_ops = &dma_iommu_ops;
-	viodev->dev.archdata.dma_data = vio_build_iommu_table(viodev);
+	set_iommu_table_base(&viodev->dev, vio_build_iommu_table(viodev));
 	set_dev_node(&viodev->dev, of_node_to_nid(of_node));
 
 	/* init generic 'struct device' fields: */
diff --git a/arch/powerpc/kernel/vmlinux.lds.S b/arch/powerpc/kernel/vmlinux.lds.S
index 58da4070723d..27735a7ac12b 100644
--- a/arch/powerpc/kernel/vmlinux.lds.S
+++ b/arch/powerpc/kernel/vmlinux.lds.S
@@ -6,6 +6,7 @@
 #include <asm/page.h>
 #include <asm-generic/vmlinux.lds.h>
 #include <asm/cache.h>
+#include <asm/thread_info.h>
 
 ENTRY(_stext)
 
@@ -71,12 +72,7 @@ SECTIONS
 	/* Read-only data */
 	RODATA
 
-	/* Exception & bug tables */
-	__ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	}
+	EXCEPTION_TABLE(0)
 
 	NOTES :kernel :notes
 
@@ -93,12 +89,7 @@ SECTIONS
  */
 	. = ALIGN(PAGE_SIZE);
 	__init_begin = .;
-
-	.init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
-		_sinittext = .;
-		INIT_TEXT
-		_einittext = .;
-	} :kernel
+	INIT_TEXT_SECTION(PAGE_SIZE) :kernel
 
 	/* .exit.text is discarded at runtime, not link time,
 	 * to deal with references from __bug_table
@@ -122,23 +113,16 @@ SECTIONS
 #endif
 	}
 
-	. = ALIGN(16);
 	.init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
+		INIT_SETUP(16)
 	}
 
 	.initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
-		}
+		INIT_CALLS
+	}
 
 	.con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
+		CON_INITCALL
 	}
 
 	SECURITY_INIT
@@ -169,14 +153,10 @@ SECTIONS
 		__stop___fw_ftr_fixup = .;
 	}
 #endif
-#ifdef CONFIG_BLK_DEV_INITRD
-	. = ALIGN(PAGE_SIZE);
 	.init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
+		INIT_RAM_FS
 	}
-#endif
+
 	PERCPU(PAGE_SIZE)
 
 	. = ALIGN(8);
@@ -240,36 +220,25 @@ SECTIONS
 #endif
 
 	/* The initial task and kernel stack */
-#ifdef CONFIG_PPC32
-	. = ALIGN(8192);
-#else
-	. = ALIGN(16384);
-#endif
 	.data.init_task : AT(ADDR(.data.init_task) - LOAD_OFFSET) {
-		*(.data.init_task)
+		INIT_TASK_DATA(THREAD_SIZE)
 	}
 
-	. = ALIGN(PAGE_SIZE);
 	.data.page_aligned : AT(ADDR(.data.page_aligned) - LOAD_OFFSET) {
-		*(.data.page_aligned)
+		PAGE_ALIGNED_DATA(PAGE_SIZE)
 	}
 
-	. = ALIGN(L1_CACHE_BYTES);
 	.data.cacheline_aligned : AT(ADDR(.data.cacheline_aligned) - LOAD_OFFSET) {
-		*(.data.cacheline_aligned)
+		CACHELINE_ALIGNED_DATA(L1_CACHE_BYTES)
 	}
 
-	. = ALIGN(L1_CACHE_BYTES);
 	.data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) {
-		*(.data.read_mostly)
+		READ_MOSTLY_DATA(L1_CACHE_BYTES)
 	}
 
 	. = ALIGN(PAGE_SIZE);
 	.data_nosave : AT(ADDR(.data_nosave) - LOAD_OFFSET) {
-		__nosave_begin = .;
-		*(.data.nosave)
-		. = ALIGN(PAGE_SIZE);
-		__nosave_end = .;
+		NOSAVE_DATA
 	}
 
 	. = ALIGN(PAGE_SIZE);
@@ -280,14 +249,7 @@ SECTIONS
  * And finally the bss
  */
 
-	.bss : AT(ADDR(.bss) - LOAD_OFFSET) {
-		__bss_start = .;
-		*(.sbss) *(.scommon)
-		*(.dynbss)
-		*(.bss)
-		*(COMMON)
-		__bss_stop = .;
-	}
+	BSS_SECTION(0, 0, 0)
 
 	. = ALIGN(PAGE_SIZE);
 	_end = . ;
diff --git a/arch/powerpc/kvm/timing.c b/arch/powerpc/kvm/timing.c
index 47ee603f558e..2aa371e30079 100644
--- a/arch/powerpc/kvm/timing.c
+++ b/arch/powerpc/kvm/timing.c
@@ -201,7 +201,7 @@ static int kvmppc_exit_timing_open(struct inode *inode, struct file *file)
 	return single_open(file, kvmppc_exit_timing_show, inode->i_private);
 }
 
-static struct file_operations kvmppc_exit_timing_fops = {
+static const struct file_operations kvmppc_exit_timing_fops = {
 	.owner   = THIS_MODULE,
 	.open    = kvmppc_exit_timing_open,
 	.read    = seq_read,
diff --git a/arch/powerpc/kvm/timing.h b/arch/powerpc/kvm/timing.h
index bb13b1f3cd5a..806ef67868bd 100644
--- a/arch/powerpc/kvm/timing.h
+++ b/arch/powerpc/kvm/timing.h
@@ -48,7 +48,11 @@ static inline void kvmppc_set_exit_type(struct kvm_vcpu *vcpu, int type) {}
 static inline void kvmppc_account_exit_stat(struct kvm_vcpu *vcpu, int type)
 {
 	/* type has to be known at build time for optimization */
+
+	/* The BUILD_BUG_ON below breaks in funny ways, commented out
+	 * for now ... -BenH
 	BUILD_BUG_ON(__builtin_constant_p(type));
+	*/
 	switch (type) {
 	case EXT_INTR_EXITS:
 		vcpu->stat.ext_intr_exits++;
diff --git a/arch/powerpc/mm/fault.c b/arch/powerpc/mm/fault.c
index 830bef0a1131..e7dae82c1285 100644
--- a/arch/powerpc/mm/fault.c
+++ b/arch/powerpc/mm/fault.c
@@ -29,7 +29,7 @@
 #include <linux/module.h>
 #include <linux/kprobes.h>
 #include <linux/kdebug.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/firmware.h>
 #include <asm/page.h>
@@ -171,7 +171,7 @@ int __kprobes do_page_fault(struct pt_regs *regs, unsigned long address,
 		die("Weird page fault", regs, SIGSEGV);
 	}
 
-	perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
+	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
 
 	/* When running in the kernel we expect faults to occur only to
 	 * addresses in user space.  All other faults represent errors in the
@@ -312,7 +312,7 @@ good_area:
 	}
 	if (ret & VM_FAULT_MAJOR) {
 		current->maj_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
 				     regs, address);
 #ifdef CONFIG_PPC_SMLPAR
 		if (firmware_has_feature(FW_FEATURE_CMO)) {
@@ -323,7 +323,7 @@ good_area:
 #endif
 	} else {
 		current->min_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
 				     regs, address);
 	}
 	up_read(&mm->mmap_sem);
diff --git a/arch/powerpc/mm/init_32.c b/arch/powerpc/mm/init_32.c
index 3ef5084b90ca..9ddcfb4dc139 100644
--- a/arch/powerpc/mm/init_32.c
+++ b/arch/powerpc/mm/init_32.c
@@ -242,39 +242,3 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 }
 #endif
 
-#ifdef CONFIG_PROC_KCORE
-static struct kcore_list kcore_vmem;
-
-static int __init setup_kcore(void)
-{
-	int i;
-
-	for (i = 0; i < lmb.memory.cnt; i++) {
-		unsigned long base;
-		unsigned long size;
-		struct kcore_list *kcore_mem;
-
-		base = lmb.memory.region[i].base;
-		size = lmb.memory.region[i].size;
-
-		kcore_mem = kmalloc(sizeof(struct kcore_list), GFP_ATOMIC);
-		if (!kcore_mem)
-			panic("%s: kmalloc failed\n", __func__);
-
-		/* must stay under 32 bits */
-		if ( 0xfffffffful - (unsigned long)__va(base) < size) {
-			size = 0xfffffffful - (unsigned long)(__va(base));
-			printk(KERN_DEBUG "setup_kcore: restrict size=%lx\n",
-						size);
-		}
-
-		kclist_add(kcore_mem, __va(base), size);
-	}
-
-	kclist_add(&kcore_vmem, (void *)VMALLOC_START,
-		VMALLOC_END-VMALLOC_START);
-
-	return 0;
-}
-module_init(setup_kcore);
-#endif
diff --git a/arch/powerpc/mm/init_64.c b/arch/powerpc/mm/init_64.c
index 31582329cd67..335c578b9cc3 100644
--- a/arch/powerpc/mm/init_64.c
+++ b/arch/powerpc/mm/init_64.c
@@ -109,35 +109,6 @@ void free_initrd_mem(unsigned long start, unsigned long end)
 }
 #endif
 
-#ifdef CONFIG_PROC_KCORE
-static struct kcore_list kcore_vmem;
-
-static int __init setup_kcore(void)
-{
-	int i;
-
-	for (i=0; i < lmb.memory.cnt; i++) {
-		unsigned long base, size;
-		struct kcore_list *kcore_mem;
-
-		base = lmb.memory.region[i].base;
-		size = lmb.memory.region[i].size;
-
-		/* GFP_ATOMIC to avoid might_sleep warnings during boot */
-		kcore_mem = kmalloc(sizeof(struct kcore_list), GFP_ATOMIC);
-		if (!kcore_mem)
-			panic("%s: kmalloc failed\n", __func__);
-
-		kclist_add(kcore_mem, __va(base), size);
-	}
-
-	kclist_add(&kcore_vmem, (void *)VMALLOC_START, VMALLOC_END-VMALLOC_START);
-
-	return 0;
-}
-module_init(setup_kcore);
-#endif
-
 static void pgd_ctor(void *addr)
 {
 	memset(addr, 0, PGD_TABLE_SIZE);
diff --git a/arch/powerpc/mm/mem.c b/arch/powerpc/mm/mem.c
index 579382c163a9..59736317bf0e 100644
--- a/arch/powerpc/mm/mem.c
+++ b/arch/powerpc/mm/mem.c
@@ -143,8 +143,8 @@ int arch_add_memory(int nid, u64 start, u64 size)
  * memory regions, find holes and callback for contiguous regions.
  */
 int
-walk_memory_resource(unsigned long start_pfn, unsigned long nr_pages, void *arg,
-			int (*func)(unsigned long, unsigned long, void *))
+walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
+		void *arg, int (*func)(unsigned long, unsigned long, void *))
 {
 	struct lmb_property res;
 	unsigned long pfn, len;
@@ -166,7 +166,7 @@ walk_memory_resource(unsigned long start_pfn, unsigned long nr_pages, void *arg,
 	}
 	return ret;
 }
-EXPORT_SYMBOL_GPL(walk_memory_resource);
+EXPORT_SYMBOL_GPL(walk_system_ram_range);
 
 /*
  * Initialize the bootmem system and give it all the memory we
@@ -372,7 +372,7 @@ void __init mem_init(void)
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%luk kernel code, "
 	       "%luk reserved, %luk data, %luk bss, %luk init)\n",
-		(unsigned long)nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		num_physpages << (PAGE_SHIFT-10),
 		codesize >> 10,
 		reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/powerpc/mm/mmu_context_nohash.c b/arch/powerpc/mm/mmu_context_nohash.c
index c2f93dc470e6..be4f34c30a0b 100644
--- a/arch/powerpc/mm/mmu_context_nohash.c
+++ b/arch/powerpc/mm/mmu_context_nohash.c
@@ -25,8 +25,8 @@
  *     also clear mm->cpu_vm_mask bits when processes are migrated
  */
 
-#define DEBUG_MAP_CONSISTENCY
-#define DEBUG_CLAMP_LAST_CONTEXT   31
+//#define DEBUG_MAP_CONSISTENCY
+//#define DEBUG_CLAMP_LAST_CONTEXT   31
 //#define DEBUG_HARDER
 
 /* We don't use DEBUG because it tends to be compiled in always nowadays
diff --git a/arch/powerpc/mm/pgtable.c b/arch/powerpc/mm/pgtable.c
index 83f1551ec2c9..53040931de32 100644
--- a/arch/powerpc/mm/pgtable.c
+++ b/arch/powerpc/mm/pgtable.c
@@ -30,6 +30,8 @@
 #include <asm/tlbflush.h>
 #include <asm/tlb.h>
 
+#include "mmu_decl.h"
+
 DEFINE_PER_CPU(struct mmu_gather, mmu_gathers);
 
 #ifdef CONFIG_SMP
@@ -166,7 +168,7 @@ struct page * maybe_pte_to_page(pte_t pte)
  * support falls into the same category.
  */
 
-static pte_t set_pte_filter(pte_t pte)
+static pte_t set_pte_filter(pte_t pte, unsigned long addr)
 {
 	pte = __pte(pte_val(pte) & ~_PAGE_HPTEFLAGS);
 	if (pte_looks_normal(pte) && !(cpu_has_feature(CPU_FTR_COHERENT_ICACHE) ||
@@ -175,6 +177,17 @@ static pte_t set_pte_filter(pte_t pte)
 		if (!pg)
 			return pte;
 		if (!test_bit(PG_arch_1, &pg->flags)) {
+#ifdef CONFIG_8xx
+			/* On 8xx, cache control instructions (particularly
+			 * "dcbst" from flush_dcache_icache) fault as write
+			 * operation if there is an unpopulated TLB entry
+			 * for the address in question. To workaround that,
+			 * we invalidate the TLB here, thus avoiding dcbst
+			 * misbehaviour.
+			 */
+			/* 8xx doesn't care about PID, size or ind args */
+			_tlbil_va(addr, 0, 0, 0);
+#endif /* CONFIG_8xx */
 			flush_dcache_icache_page(pg);
 			set_bit(PG_arch_1, &pg->flags);
 		}
@@ -194,7 +207,7 @@ static pte_t set_access_flags_filter(pte_t pte, struct vm_area_struct *vma,
  * as we don't have two bits to spare for _PAGE_EXEC and _PAGE_HWEXEC so
  * instead we "filter out" the exec permission for non clean pages.
  */
-static pte_t set_pte_filter(pte_t pte)
+static pte_t set_pte_filter(pte_t pte, unsigned long addr)
 {
 	struct page *pg;
 
@@ -276,7 +289,7 @@ void set_pte_at(struct mm_struct *mm, unsigned long addr, pte_t *ptep,
 	 * this context might not have been activated yet when this
 	 * is called.
 	 */
-	pte = set_pte_filter(pte);
+	pte = set_pte_filter(pte, addr);
 
 	/* Perform the setting of the PTE */
 	__set_pte_at(mm, addr, ptep, pte, 0);
diff --git a/arch/powerpc/mm/slb_low.S b/arch/powerpc/mm/slb_low.S
index bc44dc4b5c67..95ce35581696 100644
--- a/arch/powerpc/mm/slb_low.S
+++ b/arch/powerpc/mm/slb_low.S
@@ -72,19 +72,17 @@ _GLOBAL(slb_miss_kernel_load_vmemmap)
 1:
 #endif /* CONFIG_SPARSEMEM_VMEMMAP */
 
-	/* vmalloc/ioremap mapping encoding bits, the "li" instructions below
-	 * will be patched by the kernel at boot
+	/* vmalloc mapping gets the encoding from the PACA as the mapping
+	 * can be demoted from 64K -> 4K dynamically on some machines
 	 */
-BEGIN_FTR_SECTION
-	/* check whether this is in vmalloc or ioremap space */
 	clrldi	r11,r10,48
 	cmpldi	r11,(VMALLOC_SIZE >> 28) - 1
 	bgt	5f
 	lhz	r11,PACAVMALLOCSLLP(r13)
 	b	6f
 5:
-END_FTR_SECTION_IFCLR(CPU_FTR_CI_LARGE_PAGE)
-_GLOBAL(slb_miss_kernel_load_io)
+	/* IO mapping */
+	_GLOBAL(slb_miss_kernel_load_io)
 	li	r11,0
 6:
 BEGIN_FTR_SECTION
diff --git a/arch/powerpc/mm/tlb_low_64e.S b/arch/powerpc/mm/tlb_low_64e.S
index ef1cccf71173..f288279e679d 100644
--- a/arch/powerpc/mm/tlb_low_64e.S
+++ b/arch/powerpc/mm/tlb_low_64e.S
@@ -18,7 +18,6 @@
 #include <asm/asm-offsets.h>
 #include <asm/cputable.h>
 #include <asm/pgtable.h>
-#include <asm/reg.h>
 #include <asm/exception-64e.h>
 #include <asm/ppc-opcode.h>
 
diff --git a/arch/powerpc/platforms/52xx/mpc5200_simple.c b/arch/powerpc/platforms/52xx/mpc5200_simple.c
index c31e5b534f0a..d45be5b5ad49 100644
--- a/arch/powerpc/platforms/52xx/mpc5200_simple.c
+++ b/arch/powerpc/platforms/52xx/mpc5200_simple.c
@@ -51,6 +51,8 @@ static void __init mpc5200_simple_setup_arch(void)
 /* list of the supported boards */
 static char *board[] __initdata = {
 	"intercontrol,digsy-mtc",
+	"manroland,mucmc52",
+	"manroland,uc101",
 	"phytec,pcm030",
 	"phytec,pcm032",
 	"promess,motionpro",
diff --git a/arch/powerpc/platforms/82xx/ep8248e.c b/arch/powerpc/platforms/82xx/ep8248e.c
index 51fcae41f08a..f9aee182e6f7 100644
--- a/arch/powerpc/platforms/82xx/ep8248e.c
+++ b/arch/powerpc/platforms/82xx/ep8248e.c
@@ -132,12 +132,25 @@ static int __devinit ep8248e_mdio_probe(struct of_device *ofdev,
 		return -ENOMEM;
 
 	bus->irq = kmalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
+	if (bus->irq == NULL) {
+		ret = -ENOMEM;
+		goto err_free_bus;
+	}
 
 	bus->name = "ep8248e-mdio-bitbang";
 	bus->parent = &ofdev->dev;
 	snprintf(bus->id, MII_BUS_ID_SIZE, "%x", res.start);
 
-	return of_mdiobus_register(bus, ofdev->node);
+	ret = of_mdiobus_register(bus, ofdev->node);
+	if (ret)
+		goto err_free_irq;
+
+	return 0;
+err_free_irq:
+	kfree(bus->irq);
+err_free_bus:
+	free_mdio_bitbang(bus);
+	return ret;
 }
 
 static int ep8248e_mdio_remove(struct of_device *ofdev)
diff --git a/arch/powerpc/platforms/Kconfig.cputype b/arch/powerpc/platforms/Kconfig.cputype
index 9efc8bda01b4..e382cae678b8 100644
--- a/arch/powerpc/platforms/Kconfig.cputype
+++ b/arch/powerpc/platforms/Kconfig.cputype
@@ -280,9 +280,9 @@ config PPC_HAVE_PMU_SUPPORT
 
 config PPC_PERF_CTRS
        def_bool y
-       depends on PERF_COUNTERS && PPC_HAVE_PMU_SUPPORT
+       depends on PERF_EVENTS && PPC_HAVE_PMU_SUPPORT
        help
-         This enables the powerpc-specific perf_counter back-end.
+         This enables the powerpc-specific perf_event back-end.
 
 config SMP
 	depends on PPC_BOOK3S || PPC_BOOK3E || FSL_BOOKE
diff --git a/arch/powerpc/platforms/cell/axon_msi.c b/arch/powerpc/platforms/cell/axon_msi.c
index aca5741ddc67..a86c34b3bb84 100644
--- a/arch/powerpc/platforms/cell/axon_msi.c
+++ b/arch/powerpc/platforms/cell/axon_msi.c
@@ -365,7 +365,7 @@ static int axon_msi_probe(struct of_device *device,
 		printk(KERN_ERR
 		       "axon_msi: couldn't parse dcr properties on %s\n",
 			dn->full_name);
-		goto out;
+		goto out_free_msic;
 	}
 
 	msic->dcr_host = dcr_map(dn, dcr_base, dcr_len);
diff --git a/arch/powerpc/platforms/cell/beat_iommu.c b/arch/powerpc/platforms/cell/beat_iommu.c
index 93b0efddd658..39d361c5c6d2 100644
--- a/arch/powerpc/platforms/cell/beat_iommu.c
+++ b/arch/powerpc/platforms/cell/beat_iommu.c
@@ -77,7 +77,7 @@ static void __init celleb_init_direct_mapping(void)
 static void celleb_dma_dev_setup(struct device *dev)
 {
 	dev->archdata.dma_ops = get_pci_dma_ops();
-	dev->archdata.dma_data = (void *)celleb_dma_direct_offset;
+	set_dma_offset(dev, celleb_dma_direct_offset);
 }
 
 static void celleb_pci_dma_dev_setup(struct pci_dev *pdev)
diff --git a/arch/powerpc/platforms/cell/iommu.c b/arch/powerpc/platforms/cell/iommu.c
index 416db17eb18f..ca5bfdfe47f2 100644
--- a/arch/powerpc/platforms/cell/iommu.c
+++ b/arch/powerpc/platforms/cell/iommu.c
@@ -657,15 +657,13 @@ static void cell_dma_dev_setup_fixed(struct device *dev);
 
 static void cell_dma_dev_setup(struct device *dev)
 {
-	struct dev_archdata *archdata = &dev->archdata;
-
 	/* Order is important here, these are not mutually exclusive */
 	if (get_dma_ops(dev) == &dma_iommu_fixed_ops)
 		cell_dma_dev_setup_fixed(dev);
 	else if (get_pci_dma_ops() == &dma_iommu_ops)
-		archdata->dma_data = cell_get_iommu_table(dev);
+		set_iommu_table_base(dev, cell_get_iommu_table(dev));
 	else if (get_pci_dma_ops() == &dma_direct_ops)
-		archdata->dma_data = (void *)cell_dma_direct_offset;
+		set_dma_offset(dev, cell_dma_direct_offset);
 	else
 		BUG();
 }
@@ -973,11 +971,10 @@ static int dma_set_mask_and_switch(struct device *dev, u64 dma_mask)
 
 static void cell_dma_dev_setup_fixed(struct device *dev)
 {
-	struct dev_archdata *archdata = &dev->archdata;
 	u64 addr;
 
 	addr = cell_iommu_get_fixed_address(dev) + dma_iommu_fixed_base;
-	archdata->dma_data = (void *)addr;
+	set_dma_offset(dev, addr);
 
 	dev_dbg(dev, "iommu: fixed addr = %llx\n", addr);
 }
diff --git a/arch/powerpc/platforms/cell/spufs/file.c b/arch/powerpc/platforms/cell/spufs/file.c
index ab8aef9bb8ea..884e8bcec499 100644
--- a/arch/powerpc/platforms/cell/spufs/file.c
+++ b/arch/powerpc/platforms/cell/spufs/file.c
@@ -29,7 +29,6 @@
 #include <linux/poll.h>
 #include <linux/ptrace.h>
 #include <linux/seq_file.h>
-#include <linux/marker.h>
 
 #include <asm/io.h>
 #include <asm/time.h>
@@ -148,7 +147,7 @@ static int __fops ## _open(struct inode *inode, struct file *file)	\
 	__simple_attr_check_format(__fmt, 0ull);			\
 	return spufs_attr_open(inode, file, __get, __set, __fmt);	\
 }									\
-static struct file_operations __fops = {				\
+static const struct file_operations __fops = {				\
 	.owner	 = THIS_MODULE,						\
 	.open	 = __fops ## _open,					\
 	.release = spufs_attr_release,					\
@@ -310,7 +309,7 @@ static int spufs_mem_mmap_access(struct vm_area_struct *vma,
 	return len;
 }
 
-static struct vm_operations_struct spufs_mem_mmap_vmops = {
+static const struct vm_operations_struct spufs_mem_mmap_vmops = {
 	.fault = spufs_mem_mmap_fault,
 	.access = spufs_mem_mmap_access,
 };
@@ -437,7 +436,7 @@ static int spufs_cntl_mmap_fault(struct vm_area_struct *vma,
 	return spufs_ps_fault(vma, vmf, 0x4000, SPUFS_CNTL_MAP_SIZE);
 }
 
-static struct vm_operations_struct spufs_cntl_mmap_vmops = {
+static const struct vm_operations_struct spufs_cntl_mmap_vmops = {
 	.fault = spufs_cntl_mmap_fault,
 };
 
@@ -1144,7 +1143,7 @@ spufs_signal1_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 #endif
 }
 
-static struct vm_operations_struct spufs_signal1_mmap_vmops = {
+static const struct vm_operations_struct spufs_signal1_mmap_vmops = {
 	.fault = spufs_signal1_mmap_fault,
 };
 
@@ -1280,7 +1279,7 @@ spufs_signal2_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 #endif
 }
 
-static struct vm_operations_struct spufs_signal2_mmap_vmops = {
+static const struct vm_operations_struct spufs_signal2_mmap_vmops = {
 	.fault = spufs_signal2_mmap_fault,
 };
 
@@ -1398,7 +1397,7 @@ spufs_mss_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return spufs_ps_fault(vma, vmf, 0x0000, SPUFS_MSS_MAP_SIZE);
 }
 
-static struct vm_operations_struct spufs_mss_mmap_vmops = {
+static const struct vm_operations_struct spufs_mss_mmap_vmops = {
 	.fault = spufs_mss_mmap_fault,
 };
 
@@ -1459,7 +1458,7 @@ spufs_psmap_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return spufs_ps_fault(vma, vmf, 0x0000, SPUFS_PS_MAP_SIZE);
 }
 
-static struct vm_operations_struct spufs_psmap_mmap_vmops = {
+static const struct vm_operations_struct spufs_psmap_mmap_vmops = {
 	.fault = spufs_psmap_mmap_fault,
 };
 
@@ -1518,7 +1517,7 @@ spufs_mfc_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return spufs_ps_fault(vma, vmf, 0x3000, SPUFS_MFC_MAP_SIZE);
 }
 
-static struct vm_operations_struct spufs_mfc_mmap_vmops = {
+static const struct vm_operations_struct spufs_mfc_mmap_vmops = {
 	.fault = spufs_mfc_mmap_fault,
 };
 
diff --git a/arch/powerpc/platforms/cell/spufs/inode.c b/arch/powerpc/platforms/cell/spufs/inode.c
index 24b30b6909c4..fc1b1c42b1dc 100644
--- a/arch/powerpc/platforms/cell/spufs/inode.c
+++ b/arch/powerpc/platforms/cell/spufs/inode.c
@@ -119,7 +119,7 @@ spufs_new_file(struct super_block *sb, struct dentry *dentry,
 		const struct file_operations *fops, int mode,
 		size_t size, struct spu_context *ctx)
 {
-	static struct inode_operations spufs_file_iops = {
+	static const struct inode_operations spufs_file_iops = {
 		.setattr = spufs_setattr,
 	};
 	struct inode *inode;
@@ -773,7 +773,7 @@ static int
 spufs_fill_super(struct super_block *sb, void *data, int silent)
 {
 	struct spufs_sb_info *info;
-	static struct super_operations s_ops = {
+	static const struct super_operations s_ops = {
 		.alloc_inode = spufs_alloc_inode,
 		.destroy_inode = spufs_destroy_inode,
 		.statfs = simple_statfs,
diff --git a/arch/powerpc/platforms/cell/spufs/sched.c b/arch/powerpc/platforms/cell/spufs/sched.c
index bb5b77c66d05..4678078fede8 100644
--- a/arch/powerpc/platforms/cell/spufs/sched.c
+++ b/arch/powerpc/platforms/cell/spufs/sched.c
@@ -39,7 +39,6 @@
 #include <linux/pid_namespace.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include <linux/marker.h>
 
 #include <asm/io.h>
 #include <asm/mmu_context.h>
diff --git a/arch/powerpc/platforms/iseries/Makefile b/arch/powerpc/platforms/iseries/Makefile
index cc7161ff1666..ce014928d460 100644
--- a/arch/powerpc/platforms/iseries/Makefile
+++ b/arch/powerpc/platforms/iseries/Makefile
@@ -1,18 +1,9 @@
 EXTRA_CFLAGS	+= -mno-minimal-toc
 
-extra-y += dt.o
-
 obj-y += exception.o
-obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o dt_mod.o mf.o lpevents.o \
+obj-y += hvlog.o hvlpconfig.o lpardata.o setup.o dt.o mf.o lpevents.o \
 	hvcall.o proc.o htab.o iommu.o misc.o irq.o
 obj-$(CONFIG_PCI) += pci.o
 obj-$(CONFIG_SMP) += smp.o
 obj-$(CONFIG_VIOPATH) += viopath.o vio.o
 obj-$(CONFIG_MODULES) += ksyms.o
-
-quiet_cmd_dt_strings = DT_STR  $@
-      cmd_dt_strings = $(OBJCOPY) --rename-section .rodata.str1.8=.dt_strings \
-				$< $@
-
-$(obj)/dt_mod.o:	$(obj)/dt.o
-	$(call if_changed,dt_strings)
diff --git a/arch/powerpc/platforms/iseries/dt.c b/arch/powerpc/platforms/iseries/dt.c
index c5a87a72057b..7f45a51fe793 100644
--- a/arch/powerpc/platforms/iseries/dt.c
+++ b/arch/powerpc/platforms/iseries/dt.c
@@ -51,11 +51,16 @@
 
 /*
  * These are created by the linker script at the start and end
- * of the section containing all the strings from this file.
+ * of the section containing all the strings marked with the DS macro.
  */
 extern char __dt_strings_start[];
 extern char __dt_strings_end[];
 
+#define DS(s)	({	\
+	static const char __s[] __attribute__((section(".dt_strings"))) = s; \
+	__s;		\
+})
+
 struct iseries_flat_dt {
 	struct boot_param_header header;
 	u64 reserve_map[2];
@@ -64,9 +69,8 @@ struct iseries_flat_dt {
 static void * __initdata dt_data;
 
 /*
- * Putting these strings here keeps them out of the section
- * that we rename to .dt_strings using objcopy and capture
- * for the strings blob of the flattened device tree.
+ * Putting these strings here keeps them out of the .dt_strings section
+ * that we capture for the strings blob of the flattened device tree.
  */
 static char __initdata device_type_cpu[] = "cpu";
 static char __initdata device_type_memory[] = "memory";
@@ -173,7 +177,7 @@ static void __init dt_start_node(struct iseries_flat_dt *dt, const char *name)
 
 #define dt_end_node(dt) dt_push_u32(dt, OF_DT_END_NODE)
 
-static void __init dt_prop(struct iseries_flat_dt *dt, const char *name,
+static void __init __dt_prop(struct iseries_flat_dt *dt, const char *name,
 		const void *data, int len)
 {
 	unsigned long offset;
@@ -191,44 +195,32 @@ static void __init dt_prop(struct iseries_flat_dt *dt, const char *name,
 	/* The actual data. */
 	dt_push_bytes(dt, data, len);
 }
+#define dt_prop(dt, name, data, len)	__dt_prop((dt), DS(name), (data), (len))
 
-static void __init dt_prop_str(struct iseries_flat_dt *dt, const char *name,
-		const char *data)
-{
-	dt_prop(dt, name, data, strlen(data) + 1); /* + 1 for NULL */
-}
+#define dt_prop_str(dt, name, data)	\
+	dt_prop((dt), name, (data), strlen((data)) + 1); /* + 1 for NULL */
 
-static void __init dt_prop_u32(struct iseries_flat_dt *dt, const char *name,
+static void __init __dt_prop_u32(struct iseries_flat_dt *dt, const char *name,
 		u32 data)
 {
-	dt_prop(dt, name, &data, sizeof(u32));
+	__dt_prop(dt, name, &data, sizeof(u32));
 }
+#define dt_prop_u32(dt, name, data)	__dt_prop_u32((dt), DS(name), (data))
 
-static void __init __maybe_unused dt_prop_u64(struct iseries_flat_dt *dt,
-					      const char *name,
-		u64 data)
+static void __init __maybe_unused __dt_prop_u64(struct iseries_flat_dt *dt,
+		const char *name, u64 data)
 {
-	dt_prop(dt, name, &data, sizeof(u64));
+	__dt_prop(dt, name, &data, sizeof(u64));
 }
+#define dt_prop_u64(dt, name, data)	__dt_prop_u64((dt), DS(name), (data))
 
-static void __init dt_prop_u64_list(struct iseries_flat_dt *dt,
-		const char *name, u64 *data, int n)
-{
-	dt_prop(dt, name, data, sizeof(u64) * n);
-}
+#define dt_prop_u64_list(dt, name, data, n)	\
+	dt_prop((dt), name, (data), sizeof(u64) * (n))
 
-static void __init dt_prop_u32_list(struct iseries_flat_dt *dt,
-		const char *name, u32 *data, int n)
-{
-	dt_prop(dt, name, data, sizeof(u32) * n);
-}
+#define dt_prop_u32_list(dt, name, data, n)	\
+	dt_prop((dt), name, (data), sizeof(u32) * (n))
 
-#ifdef notyet
-static void __init dt_prop_empty(struct iseries_flat_dt *dt, const char *name)
-{
-	dt_prop(dt, name, NULL, 0);
-}
-#endif
+#define dt_prop_empty(dt, name)		dt_prop((dt), name, NULL, 0)
 
 static void __init dt_cpus(struct iseries_flat_dt *dt)
 {
diff --git a/arch/powerpc/platforms/iseries/iommu.c b/arch/powerpc/platforms/iseries/iommu.c
index 6c1e1011959e..9d53cb481a7c 100644
--- a/arch/powerpc/platforms/iseries/iommu.c
+++ b/arch/powerpc/platforms/iseries/iommu.c
@@ -193,7 +193,7 @@ static void pci_dma_dev_setup_iseries(struct pci_dev *pdev)
 		pdn->iommu_table = iommu_init_table(tbl, -1);
 	else
 		kfree(tbl);
-	pdev->dev.archdata.dma_data = pdn->iommu_table;
+	set_iommu_table_base(&pdev->dev, pdn->iommu_table);
 }
 #else
 #define pci_dma_dev_setup_iseries	NULL
diff --git a/arch/powerpc/platforms/pasemi/iommu.c b/arch/powerpc/platforms/pasemi/iommu.c
index a0ff03a3d8da..7b1d608ea3c8 100644
--- a/arch/powerpc/platforms/pasemi/iommu.c
+++ b/arch/powerpc/platforms/pasemi/iommu.c
@@ -189,7 +189,7 @@ static void pci_dma_dev_setup_pasemi(struct pci_dev *dev)
 	}
 #endif
 
-	dev->dev.archdata.dma_data = &iommu_table_iobmap;
+	set_iommu_table_base(&dev->dev, &iommu_table_iobmap);
 }
 
 static void pci_dma_bus_setup_null(struct pci_bus *b) { }
diff --git a/arch/powerpc/platforms/powermac/low_i2c.c b/arch/powerpc/platforms/powermac/low_i2c.c
index 21226b74c9b2..414ca9849f23 100644
--- a/arch/powerpc/platforms/powermac/low_i2c.c
+++ b/arch/powerpc/platforms/powermac/low_i2c.c
@@ -540,8 +540,11 @@ static struct pmac_i2c_host_kw *__init kw_i2c_host_init(struct device_node *np)
 	/* Make sure IRQ is disabled */
 	kw_write_reg(reg_ier, 0);
 
-	/* Request chip interrupt */
-	if (request_irq(host->irq, kw_i2c_irq, 0, "keywest i2c", host))
+	/* Request chip interrupt. We set IRQF_TIMER because we don't
+	 * want that interrupt disabled between the 2 passes of driver
+	 * suspend or we'll have issues running the pfuncs
+	 */
+	if (request_irq(host->irq, kw_i2c_irq, IRQF_TIMER, "keywest i2c", host))
 		host->irq = NO_IRQ;
 
 	printk(KERN_INFO "KeyWest i2c @0x%08x irq %d %s\n",
diff --git a/arch/powerpc/platforms/powermac/smp.c b/arch/powerpc/platforms/powermac/smp.c
index 937a38e73178..b40c22d697f0 100644
--- a/arch/powerpc/platforms/powermac/smp.c
+++ b/arch/powerpc/platforms/powermac/smp.c
@@ -320,7 +320,7 @@ static int __init smp_psurge_probe(void)
 	if (ncpus > NR_CPUS)
 		ncpus = NR_CPUS;
 	for (i = 1; i < ncpus ; ++i)
-		cpu_set(i, cpu_present_map);
+		set_cpu_present(i, true);
 
 	if (ppc_md.progress) ppc_md.progress("smp_psurge_probe - done", 0x352);
 
@@ -867,7 +867,7 @@ static void __devinit smp_core99_setup_cpu(int cpu_nr)
 
 int smp_core99_cpu_disable(void)
 {
-	cpu_clear(smp_processor_id(), cpu_online_map);
+	set_cpu_online(smp_processor_id(), false);
 
 	/* XXX reset cpu affinity here */
 	mpic_cpu_set_priority(0xf);
@@ -952,7 +952,7 @@ void __init pmac_setup_smp(void)
 		int cpu;
 
 		for (cpu = 1; cpu < 4 && cpu < NR_CPUS; ++cpu)
-			cpu_set(cpu, cpu_possible_map);
+			set_cpu_possible(cpu, true);
 		smp_ops = &psurge_smp_ops;
 	}
 #endif /* CONFIG_PPC32 */
diff --git a/arch/powerpc/platforms/powermac/udbg_scc.c b/arch/powerpc/platforms/powermac/udbg_scc.c
index 572771fd8463..9490157da62e 100644
--- a/arch/powerpc/platforms/powermac/udbg_scc.c
+++ b/arch/powerpc/platforms/powermac/udbg_scc.c
@@ -1,5 +1,5 @@
 /*
- * udbg for for zilog scc ports as found on Apple PowerMacs
+ * udbg for zilog scc ports as found on Apple PowerMacs
  *
  * Copyright (C) 2001-2005 PPC 64 Team, IBM Corp
  *
diff --git a/arch/powerpc/platforms/pseries/dtl.c b/arch/powerpc/platforms/pseries/dtl.c
index ab69925d579b..937a544a236d 100644
--- a/arch/powerpc/platforms/pseries/dtl.c
+++ b/arch/powerpc/platforms/pseries/dtl.c
@@ -209,7 +209,7 @@ static ssize_t dtl_file_read(struct file *filp, char __user *buf, size_t len,
 	return n_read * sizeof(struct dtl_entry);
 }
 
-static struct file_operations dtl_fops = {
+static const struct file_operations dtl_fops = {
 	.open		= dtl_file_open,
 	.release	= dtl_file_release,
 	.read		= dtl_file_read,
diff --git a/arch/powerpc/platforms/pseries/firmware.c b/arch/powerpc/platforms/pseries/firmware.c
index 5a707da3f5c2..0a14d8cd314f 100644
--- a/arch/powerpc/platforms/pseries/firmware.c
+++ b/arch/powerpc/platforms/pseries/firmware.c
@@ -51,11 +51,10 @@ firmware_features_table[FIRMWARE_MAX_FEATURES] = {
 	{FW_FEATURE_VIO,		"hcall-vio"},
 	{FW_FEATURE_RDMA,		"hcall-rdma"},
 	{FW_FEATURE_LLAN,		"hcall-lLAN"},
-	{FW_FEATURE_BULK,		"hcall-bulk"},
+	{FW_FEATURE_BULK_REMOVE,	"hcall-bulk"},
 	{FW_FEATURE_XDABR,		"hcall-xdabr"},
 	{FW_FEATURE_MULTITCE,		"hcall-multi-tce"},
 	{FW_FEATURE_SPLPAR,		"hcall-splpar"},
-	{FW_FEATURE_BULK_REMOVE,	"hcall-bulk"},
 };
 
 /* Build up the firmware features bitmask using the contents of
diff --git a/arch/powerpc/platforms/pseries/hotplug-cpu.c b/arch/powerpc/platforms/pseries/hotplug-cpu.c
index a20ead87153d..ebff6d9a4e39 100644
--- a/arch/powerpc/platforms/pseries/hotplug-cpu.c
+++ b/arch/powerpc/platforms/pseries/hotplug-cpu.c
@@ -94,7 +94,7 @@ static int pseries_cpu_disable(void)
 {
 	int cpu = smp_processor_id();
 
-	cpu_clear(cpu, cpu_online_map);
+	set_cpu_online(cpu, false);
 	vdso_data->processorCount--;
 
 	/*fix boot_cpuid here*/
@@ -185,7 +185,7 @@ static int pseries_add_processor(struct device_node *np)
 
 	for_each_cpu_mask(cpu, tmp) {
 		BUG_ON(cpu_isset(cpu, cpu_present_map));
-		cpu_set(cpu, cpu_present_map);
+		set_cpu_present(cpu, true);
 		set_hard_smp_processor_id(cpu, *intserv++);
 	}
 	err = 0;
@@ -217,7 +217,7 @@ static void pseries_remove_processor(struct device_node *np)
 			if (get_hard_smp_processor_id(cpu) != intserv[i])
 				continue;
 			BUG_ON(cpu_online(cpu));
-			cpu_clear(cpu, cpu_present_map);
+			set_cpu_present(cpu, false);
 			set_hard_smp_processor_id(cpu, -1);
 			break;
 		}
diff --git a/arch/powerpc/platforms/pseries/hvCall_inst.c b/arch/powerpc/platforms/pseries/hvCall_inst.c
index eae51ef9af24..3631a4f277eb 100644
--- a/arch/powerpc/platforms/pseries/hvCall_inst.c
+++ b/arch/powerpc/platforms/pseries/hvCall_inst.c
@@ -71,7 +71,7 @@ static int hc_show(struct seq_file *m, void *p)
 	return 0;
 }
 
-static struct seq_operations hcall_inst_seq_ops = {
+static const struct seq_operations hcall_inst_seq_ops = {
         .start = hc_start,
         .next  = hc_next,
         .stop  = hc_stop,
diff --git a/arch/powerpc/platforms/pseries/iommu.c b/arch/powerpc/platforms/pseries/iommu.c
index 661c8e02bcba..1a0000a4b6d6 100644
--- a/arch/powerpc/platforms/pseries/iommu.c
+++ b/arch/powerpc/platforms/pseries/iommu.c
@@ -482,7 +482,7 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev)
 				   phb->node);
 		iommu_table_setparms(phb, dn, tbl);
 		PCI_DN(dn)->iommu_table = iommu_init_table(tbl, phb->node);
-		dev->dev.archdata.dma_data = PCI_DN(dn)->iommu_table;
+		set_iommu_table_base(&dev->dev, PCI_DN(dn)->iommu_table);
 		return;
 	}
 
@@ -494,7 +494,7 @@ static void pci_dma_dev_setup_pSeries(struct pci_dev *dev)
 		dn = dn->parent;
 
 	if (dn && PCI_DN(dn))
-		dev->dev.archdata.dma_data = PCI_DN(dn)->iommu_table;
+		set_iommu_table_base(&dev->dev, PCI_DN(dn)->iommu_table);
 	else
 		printk(KERN_WARNING "iommu: Device %s has no iommu table\n",
 		       pci_name(dev));
@@ -538,7 +538,7 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev)
 	 */
 	if (dma_window == NULL || pdn->parent == NULL) {
 		pr_debug("  no dma window for device, linking to parent\n");
-		dev->dev.archdata.dma_data = PCI_DN(pdn)->iommu_table;
+		set_iommu_table_base(&dev->dev, PCI_DN(pdn)->iommu_table);
 		return;
 	}
 
@@ -554,7 +554,7 @@ static void pci_dma_dev_setup_pSeriesLP(struct pci_dev *dev)
 		pr_debug("  found DMA window, table: %p\n", pci->iommu_table);
 	}
 
-	dev->dev.archdata.dma_data = pci->iommu_table;
+	set_iommu_table_base(&dev->dev, pci->iommu_table);
 }
 #else  /* CONFIG_PCI */
 #define pci_dma_bus_setup_pSeries	NULL
diff --git a/arch/powerpc/platforms/pseries/msi.c b/arch/powerpc/platforms/pseries/msi.c
index bf2e1ac41308..1164c3430f2c 100644
--- a/arch/powerpc/platforms/pseries/msi.c
+++ b/arch/powerpc/platforms/pseries/msi.c
@@ -432,8 +432,6 @@ static int rtas_setup_msi_irqs(struct pci_dev *pdev, int nvec, int type)
 		/* Read config space back so we can restore after reset */
 		read_msi_msg(virq, &msg);
 		entry->msg = msg;
-
-		unmask_msi_irq(virq);
 	}
 
 	return 0;
diff --git a/arch/powerpc/platforms/pseries/xics.c b/arch/powerpc/platforms/pseries/xics.c
index 419f8a637ffe..b9bf0eedccf2 100644
--- a/arch/powerpc/platforms/pseries/xics.c
+++ b/arch/powerpc/platforms/pseries/xics.c
@@ -18,6 +18,7 @@
 #include <linux/init.h>
 #include <linux/radix-tree.h>
 #include <linux/cpu.h>
+#include <linux/msi.h>
 #include <linux/of.h>
 
 #include <asm/firmware.h>
@@ -219,6 +220,14 @@ static void xics_unmask_irq(unsigned int virq)
 
 static unsigned int xics_startup(unsigned int virq)
 {
+	/*
+	 * The generic MSI code returns with the interrupt disabled on the
+	 * card, using the MSI mask bits. Firmware doesn't appear to unmask
+	 * at that level, so we do it here by hand.
+	 */
+	if (irq_to_desc(virq)->msi_desc)
+		unmask_msi_irq(virq);
+
 	/* unmask it */
 	xics_unmask_irq(virq);
 	return 0;
diff --git a/arch/powerpc/relocs_check.pl b/arch/powerpc/relocs_check.pl
new file mode 100755
index 000000000000..d2571096c3e9
--- /dev/null
+++ b/arch/powerpc/relocs_check.pl
@@ -0,0 +1,56 @@
+#!/usr/bin/perl
+
+# Copyright © 2009 IBM Corporation
+
+# This program is free software; you can redistribute it and/or
+# modify it under the terms of the GNU General Public License
+# as published by the Free Software Foundation; either version
+# 2 of the License, or (at your option) any later version.
+
+# This script checks the relcoations of a vmlinux for "suspicious"
+# relocations.
+
+use strict;
+use warnings;
+
+if ($#ARGV != 1) {
+	die "$0 [path to objdump] [path to vmlinux]\n";
+}
+
+# Have Kbuild supply the path to objdump so we handle cross compilation.
+my $objdump = shift;
+my $vmlinux = shift;
+my $bad_relocs_count = 0;
+my $bad_relocs = "";
+my $old_binutils = 0;
+
+open(FD, "$objdump -R $vmlinux|") or die;
+while (<FD>) {
+	study $_;
+
+	# Only look at relcoation lines.
+	next if (!/\s+R_/);
+
+	# These relocations are okay
+	next if (/R_PPC64_RELATIVE/ or /R_PPC64_NONE/ or
+	         /R_PPC64_ADDR64\s+mach_/);
+
+	# If we see this type of relcoation it's an idication that
+	# we /may/ be using an old version of binutils.
+	if (/R_PPC64_UADDR64/) {
+		$old_binutils++;
+	}
+
+	$bad_relocs_count++;
+	$bad_relocs .= $_;
+}
+
+if ($bad_relocs_count) {
+	print "WARNING: $bad_relocs_count bad relocations\n";
+	print $bad_relocs;
+}
+
+if ($old_binutils) {
+	print "WARNING: You need at binutils >= 2.19 to build a ".
+	      "CONFIG_RELCOATABLE kernel\n";
+}
diff --git a/arch/powerpc/sysdev/axonram.c b/arch/powerpc/sysdev/axonram.c
index a4779912a5ca..88f4ae787832 100644
--- a/arch/powerpc/sysdev/axonram.c
+++ b/arch/powerpc/sysdev/axonram.c
@@ -165,7 +165,7 @@ axon_ram_direct_access(struct block_device *device, sector_t sector,
 	return 0;
 }
 
-static struct block_device_operations axon_ram_devops = {
+static const struct block_device_operations axon_ram_devops = {
 	.owner		= THIS_MODULE,
 	.direct_access	= axon_ram_direct_access
 };
diff --git a/arch/powerpc/sysdev/dart_iommu.c b/arch/powerpc/sysdev/dart_iommu.c
index 89639ecbf381..ae3c4db86fe8 100644
--- a/arch/powerpc/sysdev/dart_iommu.c
+++ b/arch/powerpc/sysdev/dart_iommu.c
@@ -297,7 +297,7 @@ static void pci_dma_dev_setup_dart(struct pci_dev *dev)
 	/* We only have one iommu table on the mac for now, which makes
 	 * things simple. Setup all PCI devices to point to this table
 	 */
-	dev->dev.archdata.dma_data = &iommu_table_dart;
+	set_iommu_table_base(&dev->dev, &iommu_table_dart);
 }
 
 static void pci_dma_bus_setup_dart(struct pci_bus *bus)
diff --git a/arch/powerpc/xmon/xmon.c b/arch/powerpc/xmon/xmon.c
index 0e09a45ac79a..bdbe96c8a7e4 100644
--- a/arch/powerpc/xmon/xmon.c
+++ b/arch/powerpc/xmon/xmon.c
@@ -335,6 +335,16 @@ int cpus_are_in_xmon(void)
 }
 #endif
 
+static inline int unrecoverable_excp(struct pt_regs *regs)
+{
+#ifdef CONFIG_4xx
+	/* We have no MSR_RI bit on 4xx, so we simply return false */
+	return 0;
+#else
+	return ((regs->msr & MSR_RI) == 0);
+#endif
+}
+
 static int xmon_core(struct pt_regs *regs, int fromipi)
 {
 	int cmd = 0;
@@ -388,7 +398,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
 	bp = NULL;
 	if ((regs->msr & (MSR_IR|MSR_PR|MSR_SF)) == (MSR_IR|MSR_SF))
 		bp = at_breakpoint(regs->nip);
-	if (bp || (regs->msr & MSR_RI) == 0)
+	if (bp || unrecoverable_excp(regs))
 		fromipi = 0;
 
 	if (!fromipi) {
@@ -399,7 +409,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
 			       cpu, BP_NUM(bp));
 			xmon_print_symbol(regs->nip, " ", ")\n");
 		}
-		if ((regs->msr & MSR_RI) == 0)
+		if (unrecoverable_excp(regs))
 			printf("WARNING: exception is not recoverable, "
 			       "can't continue\n");
 		release_output_lock();
@@ -490,7 +500,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
 			printf("Stopped at breakpoint %x (", BP_NUM(bp));
 			xmon_print_symbol(regs->nip, " ", ")\n");
 		}
-		if ((regs->msr & MSR_RI) == 0)
+		if (unrecoverable_excp(regs))
 			printf("WARNING: exception is not recoverable, "
 			       "can't continue\n");
 		remove_bpts();
@@ -507,6 +517,15 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
 	in_xmon = 0;
 #endif
 
+#ifdef CONFIG_BOOKE
+	if (regs->msr & MSR_DE) {
+		bp = at_breakpoint(regs->nip);
+		if (bp != NULL) {
+			regs->nip = (unsigned long) &bp->instr[0];
+			atomic_inc(&bp->ref_count);
+		}
+	}
+#else
 	if ((regs->msr & (MSR_IR|MSR_PR|MSR_SF)) == (MSR_IR|MSR_SF)) {
 		bp = at_breakpoint(regs->nip);
 		if (bp != NULL) {
@@ -520,7 +539,7 @@ static int xmon_core(struct pt_regs *regs, int fromipi)
 			}
 		}
 	}
-
+#endif
 	insert_cpu_bpts();
 
 	local_irq_restore(flags);
@@ -884,6 +903,14 @@ cmds(struct pt_regs *excp)
 	}
 }
 
+#ifdef CONFIG_BOOKE
+static int do_step(struct pt_regs *regs)
+{
+	regs->msr |= MSR_DE;
+	mtspr(SPRN_DBCR0, mfspr(SPRN_DBCR0) | DBCR0_IC | DBCR0_IDM);
+	return 1;
+}
+#else
 /*
  * Step a single instruction.
  * Some instructions we emulate, others we execute with MSR_SE set.
@@ -914,6 +941,7 @@ static int do_step(struct pt_regs *regs)
 	regs->msr |= MSR_SE;
 	return 1;
 }
+#endif
 
 static void bootcmds(void)
 {
diff --git a/arch/s390/Kconfig b/arch/s390/Kconfig
index 1c866efd217d..43c0acad7160 100644
--- a/arch/s390/Kconfig
+++ b/arch/s390/Kconfig
@@ -94,7 +94,7 @@ config S390
 	select HAVE_KVM if 64BIT
 	select HAVE_ARCH_TRACEHOOK
 	select INIT_ALL_POSSIBLE
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
 
 config SCHED_OMIT_FRAME_POINTER
 	bool
diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c
index 264528e4f58d..b55fd7ed1c31 100644
--- a/arch/s390/appldata/appldata_base.c
+++ b/arch/s390/appldata/appldata_base.c
@@ -50,10 +50,9 @@ static struct platform_device *appldata_pdev;
  * /proc entries (sysctl)
  */
 static const char appldata_proc_name[APPLDATA_PROC_NAME_LENGTH] = "appldata";
-static int appldata_timer_handler(ctl_table *ctl, int write, struct file *filp,
+static int appldata_timer_handler(ctl_table *ctl, int write,
 				  void __user *buffer, size_t *lenp, loff_t *ppos);
 static int appldata_interval_handler(ctl_table *ctl, int write,
-					 struct file *filp,
 					 void __user *buffer,
 					 size_t *lenp, loff_t *ppos);
 
@@ -247,7 +246,7 @@ __appldata_vtimer_setup(int cmd)
  * Start/Stop timer, show status of timer (0 = not active, 1 = active)
  */
 static int
-appldata_timer_handler(ctl_table *ctl, int write, struct file *filp,
+appldata_timer_handler(ctl_table *ctl, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int len;
@@ -289,7 +288,7 @@ out:
  * current timer interval.
  */
 static int
-appldata_interval_handler(ctl_table *ctl, int write, struct file *filp,
+appldata_interval_handler(ctl_table *ctl, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int len, interval;
@@ -335,7 +334,7 @@ out:
  * monitoring (0 = not in process, 1 = in process)
  */
 static int
-appldata_generic_handler(ctl_table *ctl, int write, struct file *filp,
+appldata_generic_handler(ctl_table *ctl, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct appldata_ops *ops = NULL, *tmp_ops;
diff --git a/arch/s390/boot/install.sh b/arch/s390/boot/install.sh
index d4026f62cb06..aed3069699bd 100644
--- a/arch/s390/boot/install.sh
+++ b/arch/s390/boot/install.sh
@@ -21,8 +21,8 @@
 
 # User may have a custom install script
 
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if [ -x /sbin/${CROSS_COMPILE}installkernel ]; then exec /sbin/${CROSS_COMPILE}installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install - same as make zlilo
 
diff --git a/arch/s390/defconfig b/arch/s390/defconfig
index 4e91a2573cc4..ab4464486b7a 100644
--- a/arch/s390/defconfig
+++ b/arch/s390/defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Mon Jun 22 11:08:16 2009
+# Linux kernel version: 2.6.31
+# Tue Sep 22 17:43:13 2009
 #
 CONFIG_SCHED_MC=y
 CONFIG_MMU=y
@@ -24,6 +24,7 @@ CONFIG_PGSTE=y
 CONFIG_VIRT_CPU_ACCOUNTING=y
 CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
 CONFIG_S390=y
+CONFIG_SCHED_OMIT_FRAME_POINTER=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
 CONFIG_CONSTRUCTORS=y
 
@@ -48,11 +49,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=64
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
@@ -103,11 +105,12 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 # CONFIG_STRIP_ASM_SYMS is not set
@@ -116,7 +119,6 @@ CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
 CONFIG_HAVE_SYSCALL_WRAPPERS=y
@@ -176,6 +178,7 @@ CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 CONFIG_64BIT=y
+# CONFIG_KTIME_SCALAR is not set
 CONFIG_SMP=y
 CONFIG_NR_CPUS=32
 CONFIG_HOTPLUG_CPU=y
@@ -257,7 +260,6 @@ CONFIG_FORCE_MAX_ZONEORDER=9
 CONFIG_PFAULT=y
 # CONFIG_SHARED_KERNEL is not set
 # CONFIG_CMM is not set
-# CONFIG_PAGE_STATES is not set
 # CONFIG_APPLDATA_BASE is not set
 CONFIG_HZ_100=y
 # CONFIG_HZ_250 is not set
@@ -280,6 +282,7 @@ CONFIG_PM_SLEEP_SMP=y
 CONFIG_PM_SLEEP=y
 CONFIG_HIBERNATION=y
 CONFIG_PM_STD_PARTITION=""
+# CONFIG_PM_RUNTIME is not set
 CONFIG_NET=y
 
 #
@@ -394,6 +397,7 @@ CONFIG_IP_SCTP=m
 # CONFIG_SCTP_HMAC_NONE is not set
 # CONFIG_SCTP_HMAC_SHA1 is not set
 CONFIG_SCTP_HMAC_MD5=y
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -487,6 +491,7 @@ CONFIG_CCW=y
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -501,6 +506,7 @@ CONFIG_BLK_DEV=y
 CONFIG_BLK_DEV_LOOP=m
 # CONFIG_BLK_DEV_CRYPTOLOOP is not set
 CONFIG_BLK_DEV_NBD=m
+# CONFIG_BLK_DEV_OSD is not set
 CONFIG_BLK_DEV_RAM=y
 CONFIG_BLK_DEV_RAM_COUNT=16
 CONFIG_BLK_DEV_RAM_SIZE=4096
@@ -594,8 +600,11 @@ CONFIG_BLK_DEV_DM=y
 CONFIG_DM_CRYPT=y
 CONFIG_DM_SNAPSHOT=y
 CONFIG_DM_MIRROR=y
+# CONFIG_DM_LOG_USERSPACE is not set
 CONFIG_DM_ZERO=y
 CONFIG_DM_MULTIPATH=m
+# CONFIG_DM_MULTIPATH_QL is not set
+# CONFIG_DM_MULTIPATH_ST is not set
 # CONFIG_DM_DELAY is not set
 # CONFIG_DM_UEVENT is not set
 CONFIG_NETDEVICES=y
@@ -615,7 +624,6 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_IBM_NEW_EMAC_NO_FLOW_CTRL is not set
 # CONFIG_IBM_NEW_EMAC_MAL_CLR_ICINTSTAT is not set
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
-# CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
 # CONFIG_TR is not set
@@ -678,6 +686,7 @@ CONFIG_SCLP_CONSOLE=y
 CONFIG_SCLP_VT220_TTY=y
 CONFIG_SCLP_VT220_CONSOLE=y
 CONFIG_SCLP_CPI=m
+CONFIG_SCLP_ASYNC=m
 CONFIG_S390_TAPE=m
 
 #
@@ -737,6 +746,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -798,7 +808,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
 # CONFIG_EXOFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -885,11 +894,13 @@ CONFIG_DEBUG_MEMORY_INIT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+CONFIG_DEBUG_FORCE_WEAK_PER_CPU=y
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
@@ -979,11 +990,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=m
 # CONFIG_CRYPTO_XCBC is not set
+CONFIG_CRYPTO_VMAC=m
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+CONFIG_CRYPTO_GHASH=m
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=m
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/s390/hypfs/hypfs_diag.c b/arch/s390/hypfs/hypfs_diag.c
index 704dd396257b..77df726180ba 100644
--- a/arch/s390/hypfs/hypfs_diag.c
+++ b/arch/s390/hypfs/hypfs_diag.c
@@ -438,7 +438,7 @@ static int diag204_probe(void)
 		}
 		if (diag204((unsigned long)SUBC_STIB6 |
 			    (unsigned long)INFO_EXT, pages, buf) >= 0) {
-			diag204_store_sc = SUBC_STIB7;
+			diag204_store_sc = SUBC_STIB6;
 			diag204_info_type = INFO_EXT;
 			goto out;
 		}
diff --git a/arch/s390/hypfs/inode.c b/arch/s390/hypfs/inode.c
index bd9914b89488..341aff2687a5 100644
--- a/arch/s390/hypfs/inode.c
+++ b/arch/s390/hypfs/inode.c
@@ -41,7 +41,7 @@ struct hypfs_sb_info {
 
 static const struct file_operations hypfs_file_ops;
 static struct file_system_type hypfs_type;
-static struct super_operations hypfs_s_ops;
+static const struct super_operations hypfs_s_ops;
 
 /* start of list of all dentries, which have to be deleted on update */
 static struct dentry *hypfs_last_dentry;
@@ -472,7 +472,7 @@ static struct file_system_type hypfs_type = {
 	.kill_sb	= hypfs_kill_super
 };
 
-static struct super_operations hypfs_s_ops = {
+static const struct super_operations hypfs_s_ops = {
 	.statfs		= simple_statfs,
 	.drop_inode	= hypfs_drop_inode,
 	.show_options	= hypfs_show_options,
@@ -496,7 +496,7 @@ static int __init hypfs_init(void)
 	}
 	s390_kobj = kobject_create_and_add("s390", hypervisor_kobj);
 	if (!s390_kobj) {
-		rc = -ENOMEM;;
+		rc = -ENOMEM;
 		goto fail_sysfs;
 	}
 	rc = register_filesystem(&hypfs_type);
diff --git a/arch/s390/include/asm/cputime.h b/arch/s390/include/asm/cputime.h
index 7a3817a656df..f23961ada7fb 100644
--- a/arch/s390/include/asm/cputime.h
+++ b/arch/s390/include/asm/cputime.h
@@ -42,6 +42,7 @@ __div(unsigned long long n, unsigned int base)
 #endif /* __s390x__ */
 
 #define cputime_zero			(0ULL)
+#define cputime_one_jiffy		jiffies_to_cputime(1)
 #define cputime_max			((~0UL >> 1) - 1)
 #define cputime_add(__a, __b)		((__a) +  (__b))
 #define cputime_sub(__a, __b)		((__a) -  (__b))
@@ -77,7 +78,7 @@ cputime64_to_jiffies64(cputime64_t cputime)
 static inline unsigned int
 cputime_to_msecs(const cputime_t cputime)
 {
-	return __div(cputime, 4096000);
+	return cputime_div(cputime, 4096000);
 }
 
 static inline cputime_t
@@ -159,7 +160,7 @@ cputime_to_timeval(const cputime_t cputime, struct timeval *value)
 static inline clock_t
 cputime_to_clock_t(cputime_t cputime)
 {
-	return __div(cputime, 4096000000ULL / USER_HZ);
+	return cputime_div(cputime, 4096000000ULL / USER_HZ);
 }
 
 static inline cputime_t
@@ -174,7 +175,7 @@ clock_t_to_cputime(unsigned long x)
 static inline clock_t
 cputime64_to_clock_t(cputime64_t cputime)
 {
-       return __div(cputime, 4096000000ULL / USER_HZ);
+       return cputime_div(cputime, 4096000000ULL / USER_HZ);
 }
 
 struct s390_idle_data {
diff --git a/arch/s390/include/asm/delay.h b/arch/s390/include/asm/delay.h
index a356c958e260..8a096b83f51f 100644
--- a/arch/s390/include/asm/delay.h
+++ b/arch/s390/include/asm/delay.h
@@ -14,10 +14,11 @@
 #ifndef _S390_DELAY_H
 #define _S390_DELAY_H
 
-extern void __udelay(unsigned long usecs);
-extern void udelay_simple(unsigned long usecs);
+extern void __udelay(unsigned long long usecs);
+extern void udelay_simple(unsigned long long usecs);
 extern void __delay(unsigned long loops);
 
-#define udelay(n) __udelay(n)
+#define udelay(n) __udelay((unsigned long long) (n))
+#define mdelay(n) __udelay((unsigned long long) (n) * 1000)
 
 #endif /* defined(_S390_DELAY_H) */
diff --git a/arch/s390/include/asm/elf.h b/arch/s390/include/asm/elf.h
index 74d0bbb7d955..e885442c1dfe 100644
--- a/arch/s390/include/asm/elf.h
+++ b/arch/s390/include/asm/elf.h
@@ -92,6 +92,18 @@
 /* Keep this the last entry.  */
 #define R_390_NUM	61
 
+/* Bits present in AT_HWCAP. */
+#define HWCAP_S390_ESAN3	1
+#define HWCAP_S390_ZARCH	2
+#define HWCAP_S390_STFLE	4
+#define HWCAP_S390_MSA		8
+#define HWCAP_S390_LDISP	16
+#define HWCAP_S390_EIMM		32
+#define HWCAP_S390_DFP		64
+#define HWCAP_S390_HPAGE	128
+#define HWCAP_S390_ETF3EH	256
+#define HWCAP_S390_HIGH_GPRS	512
+
 /*
  * These are used to set parameters in the core dumps.
  */
diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h
index 6bc9426a6fbf..f2ef4b619ce1 100644
--- a/arch/s390/include/asm/lowcore.h
+++ b/arch/s390/include/asm/lowcore.h
@@ -86,6 +86,7 @@
 #define __LC_PGM_OLD_PSW		0x0150
 #define __LC_MCK_OLD_PSW		0x0160
 #define __LC_IO_OLD_PSW			0x0170
+#define __LC_RESTART_PSW		0x01a0
 #define __LC_EXT_NEW_PSW		0x01b0
 #define __LC_SVC_NEW_PSW		0x01c0
 #define __LC_PGM_NEW_PSW		0x01d0
@@ -189,6 +190,14 @@ union save_area {
 #define SAVE_AREA_BASE SAVE_AREA_BASE_S390X
 #endif
 
+#ifndef __s390x__
+#define LC_ORDER 0
+#else
+#define LC_ORDER 1
+#endif
+
+#define LC_PAGES (1UL << LC_ORDER)
+
 struct _lowcore
 {
 #ifndef __s390x__
diff --git a/arch/s390/include/asm/mman.h b/arch/s390/include/asm/mman.h
index f63fe7b431ed..4e9c8ae0a637 100644
--- a/arch/s390/include/asm/mman.h
+++ b/arch/s390/include/asm/mman.h
@@ -9,18 +9,7 @@
 #ifndef __S390_MMAN_H__
 #define __S390_MMAN_H__
 
-#include <asm-generic/mman-common.h>
-
-#define MAP_GROWSDOWN	0x0100		/* stack-like segment */
-#define MAP_DENYWRITE	0x0800		/* ETXTBSY */
-#define MAP_EXECUTABLE	0x1000		/* mark it as an executable */
-#define MAP_LOCKED	0x2000		/* pages are locked */
-#define MAP_NORESERVE	0x4000		/* don't check for reservations */
-#define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
-#define MAP_NONBLOCK	0x10000		/* do not block on IO */
-
-#define MCL_CURRENT	1		/* lock all current mappings */
-#define MCL_FUTURE	2		/* lock all future mappings */
+#include <asm-generic/mman.h>
 
 #if defined(__KERNEL__) && !defined(__ASSEMBLY__) && defined(CONFIG_64BIT)
 int s390_mmap_check(unsigned long addr, unsigned long len);
diff --git a/arch/s390/include/asm/perf_counter.h b/arch/s390/include/asm/perf_counter.h
deleted file mode 100644
index 7015188c2cc2..000000000000
--- a/arch/s390/include/asm/perf_counter.h
+++ /dev/null
@@ -1,10 +0,0 @@
-/*
- * Performance counter support - s390 specific definitions.
- *
- * Copyright 2009 Martin Schwidefsky, IBM Corporation.
- */
-
-static inline void set_perf_counter_pending(void) {}
-static inline void clear_perf_counter_pending(void) {}
-
-#define PERF_COUNTER_INDEX_OFFSET 0
diff --git a/arch/s390/include/asm/perf_event.h b/arch/s390/include/asm/perf_event.h
new file mode 100644
index 000000000000..3840cbe77637
--- /dev/null
+++ b/arch/s390/include/asm/perf_event.h
@@ -0,0 +1,10 @@
+/*
+ * Performance event support - s390 specific definitions.
+ *
+ * Copyright 2009 Martin Schwidefsky, IBM Corporation.
+ */
+
+static inline void set_perf_event_pending(void) {}
+static inline void clear_perf_event_pending(void) {}
+
+#define PERF_EVENT_INDEX_OFFSET 0
diff --git a/arch/s390/include/asm/processor.h b/arch/s390/include/asm/processor.h
index cf8eed3fa779..b42715458312 100644
--- a/arch/s390/include/asm/processor.h
+++ b/arch/s390/include/asm/processor.h
@@ -295,7 +295,7 @@ static inline void ATTRIB_NORET disabled_wait(unsigned long code)
 		"	oi	0x384(1),0x10\n"/* fake protection bit */
 		"	lpswe	0(%1)"
 		: "=m" (ctl_buf)
-		: "a" (&dw_psw), "a" (&ctl_buf), "m" (dw_psw) : "cc", "0");
+		: "a" (&dw_psw), "a" (&ctl_buf), "m" (dw_psw) : "cc", "0", "1");
 #endif /* __s390x__ */
 	while (1);
 }
diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h
index 539263fc9ab9..95dcf183a28d 100644
--- a/arch/s390/include/asm/ptrace.h
+++ b/arch/s390/include/asm/ptrace.h
@@ -311,6 +311,10 @@ typedef struct
 	__u32		orig_gpr2;
 } s390_compat_regs;
 
+typedef struct
+{
+	__u32		gprs_high[NUM_GPRS];
+} s390_compat_regs_high;
 
 #ifdef __KERNEL__
 
diff --git a/arch/s390/include/asm/smp.h b/arch/s390/include/asm/smp.h
index c991fe6473c9..a868b272c257 100644
--- a/arch/s390/include/asm/smp.h
+++ b/arch/s390/include/asm/smp.h
@@ -62,7 +62,7 @@ extern struct mutex smp_cpu_state_mutex;
 extern int smp_cpu_polarization[];
 
 extern void arch_send_call_function_single_ipi(int cpu);
-extern void arch_send_call_function_ipi(cpumask_t mask);
+extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
 
 #endif
 
diff --git a/arch/s390/include/asm/topology.h b/arch/s390/include/asm/topology.h
index 5e0ad618dc45..6e7211abd950 100644
--- a/arch/s390/include/asm/topology.h
+++ b/arch/s390/include/asm/topology.h
@@ -9,7 +9,6 @@ const struct cpumask *cpu_coregroup_mask(unsigned int cpu);
 
 extern cpumask_t cpu_core_map[NR_CPUS];
 
-#define topology_core_siblings(cpu)	(cpu_core_map[cpu])
 #define topology_core_cpumask(cpu)	(&cpu_core_map[cpu])
 
 int topology_set_cpu_management(int fc);
diff --git a/arch/s390/include/asm/ucontext.h b/arch/s390/include/asm/ucontext.h
index d69bec0b03f5..cfb874e66c9a 100644
--- a/arch/s390/include/asm/ucontext.h
+++ b/arch/s390/include/asm/ucontext.h
@@ -9,6 +9,21 @@
 #ifndef _ASM_S390_UCONTEXT_H
 #define _ASM_S390_UCONTEXT_H
 
+#define UC_EXTENDED	0x00000001
+
+#ifndef __s390x__
+
+struct ucontext_extended {
+	unsigned long	  uc_flags;
+	struct ucontext  *uc_link;
+	stack_t		  uc_stack;
+	_sigregs	  uc_mcontext;
+	unsigned long	  uc_sigmask[2];
+	unsigned long	  uc_gprs_high[16];
+};
+
+#endif
+
 struct ucontext {
 	unsigned long	  uc_flags;
 	struct ucontext  *uc_link;
diff --git a/arch/s390/include/asm/unistd.h b/arch/s390/include/asm/unistd.h
index c80602d7c880..cb5232df151e 100644
--- a/arch/s390/include/asm/unistd.h
+++ b/arch/s390/include/asm/unistd.h
@@ -268,7 +268,7 @@
 #define	__NR_preadv		328
 #define	__NR_pwritev		329
 #define __NR_rt_tgsigqueueinfo	330
-#define __NR_perf_counter_open	331
+#define __NR_perf_event_open	331
 #define NR_syscalls 332
 
 /* 
diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c
index fa9905ce7d0b..63e46433e81d 100644
--- a/arch/s390/kernel/asm-offsets.c
+++ b/arch/s390/kernel/asm-offsets.c
@@ -7,6 +7,7 @@
 #include <linux/sched.h>
 #include <linux/kbuild.h>
 #include <asm/vdso.h>
+#include <asm/sigp.h>
 
 int main(void)
 {
@@ -59,6 +60,10 @@ int main(void)
 	DEFINE(CLOCK_REALTIME, CLOCK_REALTIME);
 	DEFINE(CLOCK_MONOTONIC, CLOCK_MONOTONIC);
 	DEFINE(CLOCK_REALTIME_RES, MONOTONIC_RES_NSEC);
-
+	/* constants for SIGP */
+	DEFINE(__SIGP_STOP, sigp_stop);
+	DEFINE(__SIGP_RESTART, sigp_restart);
+	DEFINE(__SIGP_SENSE, sigp_sense);
+	DEFINE(__SIGP_INITIAL_CPU_RESET, sigp_initial_cpu_reset);
 	return 0;
 }
diff --git a/arch/s390/kernel/compat_linux.c b/arch/s390/kernel/compat_linux.c
index 9ab188d67a3d..0debcec23a39 100644
--- a/arch/s390/kernel/compat_linux.c
+++ b/arch/s390/kernel/compat_linux.c
@@ -24,7 +24,6 @@
 #include <linux/signal.h>
 #include <linux/resource.h>
 #include <linux/times.h>
-#include <linux/utsname.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/sem.h>
@@ -443,66 +442,28 @@ sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo)
  * sys32_execve() executes a new program after the asm stub has set
  * things up for us.  This should basically do what I want it to.
  */
-asmlinkage long sys32_execve(void)
+asmlinkage long sys32_execve(char __user *name, compat_uptr_t __user *argv,
+			     compat_uptr_t __user *envp)
 {
 	struct pt_regs *regs = task_pt_regs(current);
 	char *filename;
-	unsigned long result;
-	int rc;
-
-	filename = getname(compat_ptr(regs->orig_gpr2));
-	if (IS_ERR(filename)) {
-		result = PTR_ERR(filename);
-                goto out;
-	}
-	rc = compat_do_execve(filename, compat_ptr(regs->gprs[3]),
-			      compat_ptr(regs->gprs[4]), regs);
-	if (rc) {
-		result = rc;
-		goto out_putname;
-	}
+	long rc;
+
+	filename = getname(name);
+	rc = PTR_ERR(filename);
+	if (IS_ERR(filename))
+		return rc;
+	rc = compat_do_execve(filename, argv, envp, regs);
+	if (rc)
+		goto out;
 	current->thread.fp_regs.fpc=0;
 	asm volatile("sfpc %0,0" : : "d" (0));
-	result = regs->gprs[2];
-out_putname:
-        putname(filename);
+	rc = regs->gprs[2];
 out:
-	return result;
-}
-
-
-#ifdef CONFIG_MODULES
-
-asmlinkage long
-sys32_init_module(void __user *umod, unsigned long len,
-		const char __user *uargs)
-{
-	return sys_init_module(umod, len, uargs);
-}
-
-asmlinkage long
-sys32_delete_module(const char __user *name_user, unsigned int flags)
-{
-	return sys_delete_module(name_user, flags);
-}
-
-#else /* CONFIG_MODULES */
-
-asmlinkage long
-sys32_init_module(void __user *umod, unsigned long len,
-		const char __user *uargs)
-{
-	return -ENOSYS;
+	putname(filename);
+	return rc;
 }
 
-asmlinkage long
-sys32_delete_module(const char __user *name_user, unsigned int flags)
-{
-	return -ENOSYS;
-}
-
-#endif  /* CONFIG_MODULES */
-
 asmlinkage long sys32_pread64(unsigned int fd, char __user *ubuf,
 				size_t count, u32 poshi, u32 poslo)
 {
@@ -801,23 +762,6 @@ asmlinkage long sys32_write(unsigned int fd, char __user * buf, size_t count)
 	return sys_write(fd, buf, count);
 }
 
-asmlinkage long sys32_clone(void)
-{
-	struct pt_regs *regs = task_pt_regs(current);
-	unsigned long clone_flags;
-	unsigned long newsp;
-	int __user *parent_tidptr, *child_tidptr;
-
-	clone_flags = regs->gprs[3] & 0xffffffffUL;
-	newsp = regs->orig_gpr2 & 0x7fffffffUL;
-	parent_tidptr = compat_ptr(regs->gprs[4]);
-	child_tidptr = compat_ptr(regs->gprs[5]);
-	if (!newsp)
-		newsp = regs->gprs[15];
-	return do_fork(clone_flags, newsp, regs, 0,
-		       parent_tidptr, child_tidptr);
-}
-
 /*
  * 31 bit emulation wrapper functions for sys_fadvise64/fadvise64_64.
  * These need to rewrite the advise values for POSIX_FADV_{DONTNEED,NOREUSE}
diff --git a/arch/s390/kernel/compat_linux.h b/arch/s390/kernel/compat_linux.h
index 836a28842900..c07f9ca05ade 100644
--- a/arch/s390/kernel/compat_linux.h
+++ b/arch/s390/kernel/compat_linux.h
@@ -198,7 +198,8 @@ long sys32_rt_sigprocmask(int how, compat_sigset_t __user *set,
 			  compat_sigset_t __user *oset, size_t sigsetsize);
 long sys32_rt_sigpending(compat_sigset_t __user *set, size_t sigsetsize);
 long sys32_rt_sigqueueinfo(int pid, int sig, compat_siginfo_t __user *uinfo);
-long sys32_execve(void);
+long sys32_execve(char __user *name, compat_uptr_t __user *argv,
+		  compat_uptr_t __user *envp);
 long sys32_init_module(void __user *umod, unsigned long len,
 		       const char __user *uargs);
 long sys32_delete_module(const char __user *name_user, unsigned int flags);
@@ -222,7 +223,6 @@ unsigned long old32_mmap(struct mmap_arg_struct_emu31 __user *arg);
 long sys32_mmap2(struct mmap_arg_struct_emu31 __user *arg);
 long sys32_read(unsigned int fd, char __user * buf, size_t count);
 long sys32_write(unsigned int fd, char __user * buf, size_t count);
-long sys32_clone(void);
 long sys32_fadvise64(int fd, loff_t offset, size_t len, int advise);
 long sys32_fadvise64_64(struct fadvise64_64_args __user *args);
 long sys32_sigaction(int sig, const struct old_sigaction32 __user *act,
diff --git a/arch/s390/kernel/compat_signal.c b/arch/s390/kernel/compat_signal.c
index b537cb0e9b55..eee999853a7c 100644
--- a/arch/s390/kernel/compat_signal.c
+++ b/arch/s390/kernel/compat_signal.c
@@ -39,6 +39,7 @@ typedef struct
 	struct sigcontext32 sc;
 	_sigregs32 sregs;
 	int signo;
+	__u32 gprs_high[NUM_GPRS];
 	__u8 retcode[S390_SYSCALL_SIZE];
 } sigframe32;
 
@@ -48,6 +49,7 @@ typedef struct
 	__u8 retcode[S390_SYSCALL_SIZE];
 	compat_siginfo_t info;
 	struct ucontext32 uc;
+	__u32 gprs_high[NUM_GPRS];
 } rt_sigframe32;
 
 int copy_siginfo_to_user32(compat_siginfo_t __user *to, siginfo_t *from)
@@ -344,6 +346,30 @@ static int restore_sigregs32(struct pt_regs *regs,_sigregs32 __user *sregs)
 	return 0;
 }
 
+static int save_sigregs_gprs_high(struct pt_regs *regs, __u32 __user *uregs)
+{
+	__u32 gprs_high[NUM_GPRS];
+	int i;
+
+	for (i = 0; i < NUM_GPRS; i++)
+		gprs_high[i] = regs->gprs[i] >> 32;
+
+	return __copy_to_user(uregs, &gprs_high, sizeof(gprs_high));
+}
+
+static int restore_sigregs_gprs_high(struct pt_regs *regs, __u32 __user *uregs)
+{
+	__u32 gprs_high[NUM_GPRS];
+	int err, i;
+
+	err = __copy_from_user(&gprs_high, uregs, sizeof(gprs_high));
+	if (err)
+		return err;
+	for (i = 0; i < NUM_GPRS; i++)
+		*(__u32 *)&regs->gprs[i] = gprs_high[i];
+	return 0;
+}
+
 asmlinkage long sys32_sigreturn(void)
 {
 	struct pt_regs *regs = task_pt_regs(current);
@@ -363,6 +389,8 @@ asmlinkage long sys32_sigreturn(void)
 
 	if (restore_sigregs32(regs, &frame->sregs))
 		goto badframe;
+	if (restore_sigregs_gprs_high(regs, frame->gprs_high))
+		goto badframe;
 
 	return regs->gprs[2];
 
@@ -394,6 +422,8 @@ asmlinkage long sys32_rt_sigreturn(void)
 
 	if (restore_sigregs32(regs, &frame->uc.uc_mcontext))
 		goto badframe;
+	if (restore_sigregs_gprs_high(regs, frame->gprs_high))
+		goto badframe;
 
 	err = __get_user(ss_sp, &frame->uc.uc_stack.ss_sp);
 	st.ss_sp = compat_ptr(ss_sp);
@@ -474,6 +504,8 @@ static int setup_frame32(int sig, struct k_sigaction *ka,
 
 	if (save_sigregs32(regs, &frame->sregs))
 		goto give_sigsegv;
+	if (save_sigregs_gprs_high(regs, frame->gprs_high))
+		goto give_sigsegv;
 	if (__put_user((unsigned long) &frame->sregs, &frame->sc.sregs))
 		goto give_sigsegv;
 
@@ -529,13 +561,14 @@ static int setup_rt_frame32(int sig, struct k_sigaction *ka, siginfo_t *info,
 		goto give_sigsegv;
 
 	/* Create the ucontext.  */
-	err |= __put_user(0, &frame->uc.uc_flags);
+	err |= __put_user(UC_EXTENDED, &frame->uc.uc_flags);
 	err |= __put_user(0, &frame->uc.uc_link);
 	err |= __put_user(current->sas_ss_sp, &frame->uc.uc_stack.ss_sp);
 	err |= __put_user(sas_ss_flags(regs->gprs[15]),
 	                  &frame->uc.uc_stack.ss_flags);
 	err |= __put_user(current->sas_ss_size, &frame->uc.uc_stack.ss_size);
 	err |= save_sigregs32(regs, &frame->uc.uc_mcontext);
+	err |= save_sigregs_gprs_high(regs, frame->gprs_high);
 	err |= __copy_to_user(&frame->uc.uc_sigmask, set, sizeof(*set));
 	if (err)
 		goto give_sigsegv;
diff --git a/arch/s390/kernel/compat_wrapper.S b/arch/s390/kernel/compat_wrapper.S
index 88a83366819f..cbd9901dc0f8 100644
--- a/arch/s390/kernel/compat_wrapper.S
+++ b/arch/s390/kernel/compat_wrapper.S
@@ -409,7 +409,7 @@ sys32_munmap_wrapper:
 	.globl	sys32_truncate_wrapper
 sys32_truncate_wrapper:
 	llgtr	%r2,%r2			# const char *
-	llgfr	%r3,%r3			# unsigned long
+	lgfr	%r3,%r3			# long
 	jg	sys_truncate		# branch to system call
 
 	.globl	sys32_ftruncate_wrapper
@@ -568,18 +568,18 @@ compat_sys_sigprocmask_wrapper:
 	llgtr	%r4,%r4			# compat_old_sigset_t *
 	jg	compat_sys_sigprocmask		# branch to system call
 
-	.globl	sys32_init_module_wrapper
-sys32_init_module_wrapper:
+	.globl	sys_init_module_wrapper
+sys_init_module_wrapper:
 	llgtr	%r2,%r2			# void *
 	llgfr	%r3,%r3			# unsigned long
 	llgtr	%r4,%r4			# char *
-	jg	sys32_init_module	# branch to system call
+	jg	sys_init_module		# branch to system call
 
-	.globl	sys32_delete_module_wrapper
-sys32_delete_module_wrapper:
+	.globl	sys_delete_module_wrapper
+sys_delete_module_wrapper:
 	llgtr	%r2,%r2			# const char *
 	llgfr	%r3,%r3			# unsigned int
-	jg	sys32_delete_module	# branch to system call
+	jg	sys_delete_module	# branch to system call
 
 	.globl	sys32_quotactl_wrapper
 sys32_quotactl_wrapper:
@@ -1832,11 +1832,26 @@ compat_sys_rt_tgsigqueueinfo_wrapper:
 	llgtr	%r5,%r5			# struct compat_siginfo *
 	jg	compat_sys_rt_tgsigqueueinfo_wrapper # branch to system call
 
-	.globl	sys_perf_counter_open_wrapper
-sys_perf_counter_open_wrapper:
-	llgtr	%r2,%r2			# const struct perf_counter_attr *
+	.globl	sys_perf_event_open_wrapper
+sys_perf_event_open_wrapper:
+	llgtr	%r2,%r2			# const struct perf_event_attr *
 	lgfr	%r3,%r3			# pid_t
 	lgfr	%r4,%r4			# int
 	lgfr	%r5,%r5			# int
 	llgfr	%r6,%r6			# unsigned long
-	jg	sys_perf_counter_open	# branch to system call
+	jg	sys_perf_event_open	# branch to system call
+
+	.globl	sys_clone_wrapper
+sys_clone_wrapper:
+	llgfr	%r2,%r2			# unsigned long
+	llgfr	%r3,%r3			# unsigned long
+	llgtr	%r4,%r4			# int *
+	llgtr	%r5,%r5			# int *
+	jg	sys_clone		# branch to system call
+
+	.globl	sys32_execve_wrapper
+sys32_execve_wrapper:
+	llgtr	%r2,%r2			# char *
+	llgtr	%r3,%r3			# compat_uptr_t *
+	llgtr	%r4,%r4			# compat_uptr_t *
+	jg	sys32_execve		# branch to system call
diff --git a/arch/s390/kernel/debug.c b/arch/s390/kernel/debug.c
index 4c512561687d..20f282c911c2 100644
--- a/arch/s390/kernel/debug.c
+++ b/arch/s390/kernel/debug.c
@@ -881,11 +881,11 @@ static int debug_active=1;
  * if debug_active is already off
  */
 static int
-s390dbf_procactive(ctl_table *table, int write, struct file *filp,
+s390dbf_procactive(ctl_table *table, int write,
                      void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	if (!write || debug_stoppable || !debug_active)
-		return proc_dointvec(table, write, filp, buffer, lenp, ppos);
+		return proc_dointvec(table, write, buffer, lenp, ppos);
 	else
 		return 0;
 }
diff --git a/arch/s390/kernel/early.c b/arch/s390/kernel/early.c
index bf8b4ae7ff2d..e49e9e0c69fd 100644
--- a/arch/s390/kernel/early.c
+++ b/arch/s390/kernel/early.c
@@ -55,6 +55,7 @@ static void __init reset_tod_clock(void)
 		disabled_wait(0);
 
 	sched_clock_base_cc = TOD_UNIX_EPOCH;
+	S390_lowcore.last_update_clock = sched_clock_base_cc;
 }
 
 #ifdef CONFIG_SHARED_KERNEL
@@ -167,6 +168,14 @@ static noinline __init void create_kernel_nss(void)
 		return;
 	}
 
+	/* re-initialize cputime accounting. */
+	sched_clock_base_cc = get_clock();
+	S390_lowcore.last_update_clock = sched_clock_base_cc;
+	S390_lowcore.last_update_timer = 0x7fffffffffffffffULL;
+	S390_lowcore.user_timer = 0;
+	S390_lowcore.system_timer = 0;
+	asm volatile("SPT 0(%0)" : : "a" (&S390_lowcore.last_update_timer));
+
 	/* re-setup boot command line with new ipl vm parms */
 	ipl_update_parameters();
 	setup_boot_command_line();
diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S
index f43d2ee54464..48215d15762b 100644
--- a/arch/s390/kernel/entry.S
+++ b/arch/s390/kernel/entry.S
@@ -565,10 +565,10 @@ pgm_svcper:
 	lh	%r7,0x8a		# get svc number from lowcore
 	l	%r9,__LC_THREAD_INFO	# load pointer to thread_info struct
 	TRACE_IRQS_OFF
-	l	%r1,__TI_task(%r9)
-	mvc	__THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID
-	mvc	__THREAD_per+__PER_address(4,%r1),__LC_PER_ADDRESS
-	mvc	__THREAD_per+__PER_access_id(1,%r1),__LC_PER_ACCESS_ID
+	l	%r8,__TI_task(%r9)
+	mvc	__THREAD_per+__PER_atmid(2,%r8),__LC_PER_ATMID
+	mvc	__THREAD_per+__PER_address(4,%r8),__LC_PER_ADDRESS
+	mvc	__THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
 	oi	__TI_flags+3(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
 	TRACE_IRQS_ON
 	stosm	__SF_EMPTY(%r15),0x03	# reenable interrupts
diff --git a/arch/s390/kernel/entry.h b/arch/s390/kernel/entry.h
index 950c59c6688b..e1e5e767ab56 100644
--- a/arch/s390/kernel/entry.h
+++ b/arch/s390/kernel/entry.h
@@ -42,10 +42,12 @@ long sys_s390_fadvise64_64(struct fadvise64_64_args __user *args);
 long sys_s390_fallocate(int fd, int mode, loff_t offset, u32 len_high,
 			u32 len_low);
 long sys_fork(void);
-long sys_clone(void);
+long sys_clone(unsigned long newsp, unsigned long clone_flags,
+	       int __user *parent_tidptr, int __user *child_tidptr);
 long sys_vfork(void);
 void execve_tail(void);
-long sys_execve(void);
+long sys_execve(char __user *name, char __user * __user *argv,
+		char __user * __user *envp);
 long sys_sigsuspend(int history0, int history1, old_sigset_t mask);
 long sys_sigaction(int sig, const struct old_sigaction __user *act,
 		   struct old_sigaction __user *oact);
diff --git a/arch/s390/kernel/entry64.S b/arch/s390/kernel/entry64.S
index a6f7b20df616..9aff1d449b6e 100644
--- a/arch/s390/kernel/entry64.S
+++ b/arch/s390/kernel/entry64.S
@@ -543,10 +543,10 @@ pgm_svcper:
 	mvc	__LC_LAST_UPDATE_TIMER(8),__LC_SYNC_ENTER_TIMER
 	llgh	%r7,__LC_SVC_INT_CODE	# get svc number from lowcore
 	lg	%r9,__LC_THREAD_INFO	# load pointer to thread_info struct
-	lg	%r1,__TI_task(%r9)
-	mvc	__THREAD_per+__PER_atmid(2,%r1),__LC_PER_ATMID
-	mvc	__THREAD_per+__PER_address(8,%r1),__LC_PER_ADDRESS
-	mvc	__THREAD_per+__PER_access_id(1,%r1),__LC_PER_ACCESS_ID
+	lg	%r8,__TI_task(%r9)
+	mvc	__THREAD_per+__PER_atmid(2,%r8),__LC_PER_ATMID
+	mvc	__THREAD_per+__PER_address(8,%r8),__LC_PER_ADDRESS
+	mvc	__THREAD_per+__PER_access_id(1,%r8),__LC_PER_ACCESS_ID
 	oi	__TI_flags+7(%r9),_TIF_SINGLE_STEP # set TIF_SINGLE_STEP
 	TRACE_IRQS_ON
 	stosm	__SF_EMPTY(%r15),0x03	# reenable interrupts
diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c
index 57bdcb1e3cdf..f5fe34dd821b 100644
--- a/arch/s390/kernel/ftrace.c
+++ b/arch/s390/kernel/ftrace.c
@@ -185,9 +185,6 @@ unsigned long prepare_ftrace_return(unsigned long ip, unsigned long parent)
 {
 	struct ftrace_graph_ent trace;
 
-	/* Nmi's are currently unsupported. */
-	if (unlikely(in_nmi()))
-		goto out;
 	if (unlikely(atomic_read(&current->tracing_graph_pause)))
 		goto out;
 	if (ftrace_push_return_trace(parent, ip, &trace.depth, 0) == -EBUSY)
diff --git a/arch/s390/kernel/init_task.c b/arch/s390/kernel/init_task.c
index fe787f9e5f3f..4d1c9fb0b540 100644
--- a/arch/s390/kernel/init_task.c
+++ b/arch/s390/kernel/init_task.c
@@ -25,9 +25,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union 
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/s390/kernel/ipl.c b/arch/s390/kernel/ipl.c
index ee57a42e6e93..4890ac6d7faa 100644
--- a/arch/s390/kernel/ipl.c
+++ b/arch/s390/kernel/ipl.c
@@ -1595,10 +1595,9 @@ static void stop_run(struct shutdown_trigger *trigger)
 {
 	if (strcmp(trigger->name, ON_PANIC_STR) == 0)
 		disabled_wait((unsigned long) __builtin_return_address(0));
-	else {
-		signal_processor(smp_processor_id(), sigp_stop);
-		for (;;);
-	}
+	while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy)
+		cpu_relax();
+	for (;;);
 }
 
 static struct shutdown_action stop_action = {SHUTDOWN_ACTION_STOP_STR,
diff --git a/arch/s390/kernel/module.c b/arch/s390/kernel/module.c
index ab2e3ed28abc..639380a0c45c 100644
--- a/arch/s390/kernel/module.c
+++ b/arch/s390/kernel/module.c
@@ -55,6 +55,8 @@ void *module_alloc(unsigned long size)
 /* Free memory returned from module_alloc */
 void module_free(struct module *mod, void *module_region)
 {
+	vfree(mod->arch.syminfo);
+	mod->arch.syminfo = NULL;
 	vfree(module_region);
 }
 
@@ -402,6 +404,7 @@ int module_finalize(const Elf_Ehdr *hdr,
 		    struct module *me)
 {
 	vfree(me->arch.syminfo);
+	me->arch.syminfo = NULL;
 	return module_bug_finalize(hdr, sechdrs, me);
 }
 
diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c
index 5a43f27eec13..5417eb57271a 100644
--- a/arch/s390/kernel/process.c
+++ b/arch/s390/kernel/process.c
@@ -27,11 +27,11 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/notifier.h>
-#include <linux/utsname.h>
 #include <linux/tick.h>
 #include <linux/elfcore.h>
 #include <linux/kernel_stat.h>
 #include <linux/syscalls.h>
+#include <linux/compat.h>
 #include <asm/compat.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
@@ -230,17 +230,11 @@ SYSCALL_DEFINE0(fork)
 	return do_fork(SIGCHLD, regs->gprs[15], regs, 0, NULL, NULL);
 }
 
-SYSCALL_DEFINE0(clone)
+SYSCALL_DEFINE4(clone, unsigned long, newsp, unsigned long, clone_flags,
+		int __user *, parent_tidptr, int __user *, child_tidptr)
 {
 	struct pt_regs *regs = task_pt_regs(current);
-	unsigned long clone_flags;
-	unsigned long newsp;
-	int __user *parent_tidptr, *child_tidptr;
 
-	clone_flags = regs->gprs[3];
-	newsp = regs->orig_gpr2;
-	parent_tidptr = (int __user *) regs->gprs[4];
-	child_tidptr = (int __user *) regs->gprs[5];
 	if (!newsp)
 		newsp = regs->gprs[15];
 	return do_fork(clone_flags, newsp, regs, 0,
@@ -274,30 +268,25 @@ asmlinkage void execve_tail(void)
 /*
  * sys_execve() executes a new program.
  */
-SYSCALL_DEFINE0(execve)
+SYSCALL_DEFINE3(execve, char __user *, name, char __user * __user *, argv,
+		char __user * __user *, envp)
 {
 	struct pt_regs *regs = task_pt_regs(current);
 	char *filename;
-	unsigned long result;
-	int rc;
+	long rc;
 
-	filename = getname((char __user *) regs->orig_gpr2);
-	if (IS_ERR(filename)) {
-		result = PTR_ERR(filename);
+	filename = getname(name);
+	rc = PTR_ERR(filename);
+	if (IS_ERR(filename))
+		return rc;
+	rc = do_execve(filename, argv, envp, regs);
+	if (rc)
 		goto out;
-	}
-	rc = do_execve(filename, (char __user * __user *) regs->gprs[3],
-		       (char __user * __user *) regs->gprs[4], regs);
-	if (rc) {
-		result = rc;
-		goto out_putname;
-	}
 	execve_tail();
-	result = regs->gprs[2];
-out_putname:
-	putname(filename);
+	rc = regs->gprs[2];
 out:
-	return result;
+	putname(filename);
+	return rc;
 }
 
 /*
diff --git a/arch/s390/kernel/processor.c b/arch/s390/kernel/processor.c
index 802c8ab247f3..0729f36c2fe3 100644
--- a/arch/s390/kernel/processor.c
+++ b/arch/s390/kernel/processor.c
@@ -31,9 +31,9 @@ void __cpuinit print_cpu_info(void)
 
 static int show_cpuinfo(struct seq_file *m, void *v)
 {
-	static const char *hwcap_str[9] = {
+	static const char *hwcap_str[10] = {
 		"esan3", "zarch", "stfle", "msa", "ldisp", "eimm", "dfp",
-		"edat", "etf3eh"
+		"edat", "etf3eh", "highgprs"
 	};
 	struct _lowcore *lc;
 	unsigned long n = (unsigned long) v - 1;
@@ -48,7 +48,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 			   num_online_cpus(), loops_per_jiffy/(500000/HZ),
 			   (loops_per_jiffy/(5000/HZ))%100);
 		seq_puts(m, "features\t: ");
-		for (i = 0; i < 9; i++)
+		for (i = 0; i < 10; i++)
 			if (hwcap_str[i] && (elf_hwcap & (1UL << i)))
 				seq_printf(m, "%s ", hwcap_str[i]);
 		seq_puts(m, "\n");
diff --git a/arch/s390/kernel/ptrace.c b/arch/s390/kernel/ptrace.c
index f3ddd7ac06c5..653c6a178740 100644
--- a/arch/s390/kernel/ptrace.c
+++ b/arch/s390/kernel/ptrace.c
@@ -57,6 +57,7 @@
 enum s390_regset {
 	REGSET_GENERAL,
 	REGSET_FP,
+	REGSET_GENERAL_EXTENDED,
 };
 
 static void
@@ -339,24 +340,10 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 	int copied, ret;
 
 	switch (request) {
-	case PTRACE_PEEKTEXT:
-	case PTRACE_PEEKDATA:
-		/* Remove high order bit from address (only for 31 bit). */
-		addr &= PSW_ADDR_INSN;
-		/* read word at location addr. */
-		return generic_ptrace_peekdata(child, addr, data);
-
 	case PTRACE_PEEKUSR:
 		/* read the word at location addr in the USER area. */
 		return peek_user(child, addr, data);
 
-	case PTRACE_POKETEXT:
-	case PTRACE_POKEDATA:
-		/* Remove high order bit from address (only for 31 bit). */
-		addr &= PSW_ADDR_INSN;
-		/* write the word at location addr. */
-		return generic_ptrace_pokedata(child, addr, data);
-
 	case PTRACE_POKEUSR:
 		/* write the word at location addr in the USER area */
 		return poke_user(child, addr, data);
@@ -386,8 +373,11 @@ long arch_ptrace(struct task_struct *child, long request, long addr, long data)
 			copied += sizeof(unsigned long);
 		}
 		return 0;
+	default:
+		/* Removing high order bit from addr (only for 31 bit). */
+		addr &= PSW_ADDR_INSN;
+		return ptrace_request(child, request, addr, data);
 	}
-	return ptrace_request(child, request, addr, data);
 }
 
 #ifdef CONFIG_COMPAT
@@ -890,6 +880,67 @@ static int s390_compat_regs_set(struct task_struct *target,
 	return rc;
 }
 
+static int s390_compat_regs_high_get(struct task_struct *target,
+				     const struct user_regset *regset,
+				     unsigned int pos, unsigned int count,
+				     void *kbuf, void __user *ubuf)
+{
+	compat_ulong_t *gprs_high;
+
+	gprs_high = (compat_ulong_t *)
+		&task_pt_regs(target)->gprs[pos / sizeof(compat_ulong_t)];
+	if (kbuf) {
+		compat_ulong_t *k = kbuf;
+		while (count > 0) {
+			*k++ = *gprs_high;
+			gprs_high += 2;
+			count -= sizeof(*k);
+		}
+	} else {
+		compat_ulong_t __user *u = ubuf;
+		while (count > 0) {
+			if (__put_user(*gprs_high, u++))
+				return -EFAULT;
+			gprs_high += 2;
+			count -= sizeof(*u);
+		}
+	}
+	return 0;
+}
+
+static int s390_compat_regs_high_set(struct task_struct *target,
+				     const struct user_regset *regset,
+				     unsigned int pos, unsigned int count,
+				     const void *kbuf, const void __user *ubuf)
+{
+	compat_ulong_t *gprs_high;
+	int rc = 0;
+
+	gprs_high = (compat_ulong_t *)
+		&task_pt_regs(target)->gprs[pos / sizeof(compat_ulong_t)];
+	if (kbuf) {
+		const compat_ulong_t *k = kbuf;
+		while (count > 0) {
+			*gprs_high = *k++;
+			*gprs_high += 2;
+			count -= sizeof(*k);
+		}
+	} else {
+		const compat_ulong_t  __user *u = ubuf;
+		while (count > 0 && !rc) {
+			unsigned long word;
+			rc = __get_user(word, u++);
+			if (rc)
+				break;
+			*gprs_high = word;
+			*gprs_high += 2;
+			count -= sizeof(*u);
+		}
+	}
+
+	return rc;
+}
+
 static const struct user_regset s390_compat_regsets[] = {
 	[REGSET_GENERAL] = {
 		.core_note_type = NT_PRSTATUS,
@@ -907,6 +958,14 @@ static const struct user_regset s390_compat_regsets[] = {
 		.get = s390_fpregs_get,
 		.set = s390_fpregs_set,
 	},
+	[REGSET_GENERAL_EXTENDED] = {
+		.core_note_type = NT_PRXSTATUS,
+		.n = sizeof(s390_compat_regs_high) / sizeof(compat_long_t),
+		.size = sizeof(compat_long_t),
+		.align = sizeof(compat_long_t),
+		.get = s390_compat_regs_high_get,
+		.set = s390_compat_regs_high_set,
+	},
 };
 
 static const struct user_regset_view user_s390_compat_view = {
diff --git a/arch/s390/kernel/sclp.S b/arch/s390/kernel/sclp.S
index 20639dfe0c42..e27ca63076d1 100644
--- a/arch/s390/kernel/sclp.S
+++ b/arch/s390/kernel/sclp.S
@@ -24,8 +24,6 @@ LC_EXT_INT_CODE		= 0x86			# addr of ext int code
 #   R3	= external interruption parameter if R2=0
 #
 
-.section ".init.text","ax"
-
 _sclp_wait_int:
 	stm	%r6,%r15,24(%r15)		# save registers
 	basr	%r13,0				# get base register
@@ -318,9 +316,8 @@ _sclp_print_early:
 	.long	_sclp_work_area
 .Lascebc:
 	.long	_ascebc
-.previous
 
-.section ".init.data","a"
+.section .data,"aw",@progbits
 	.balign 4096
 _sclp_work_area:
 	.fill	4096
diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c
index 9ed13a1ed376..061479ff029f 100644
--- a/arch/s390/kernel/setup.c
+++ b/arch/s390/kernel/setup.c
@@ -729,7 +729,7 @@ static void __init setup_hwcaps(void)
 
 	if ((facility_list & (1UL << (31 - 22)))
 	    && (facility_list & (1UL << (31 - 30))))
-		elf_hwcap |= 1UL << 8;
+		elf_hwcap |= HWCAP_S390_ETF3EH;
 
 	/*
 	 * Check for additional facilities with store-facility-list-extended.
@@ -748,11 +748,20 @@ static void __init setup_hwcaps(void)
 	    __stfle(&facility_list_extended, 1) > 0) {
 		if ((facility_list_extended & (1ULL << (63 - 42)))
 		    && (facility_list_extended & (1ULL << (63 - 44))))
-			elf_hwcap |= 1UL << 6;
+			elf_hwcap |= HWCAP_S390_DFP;
 	}
 
+	/*
+	 * Huge page support HWCAP_S390_HPAGE is bit 7.
+	 */
 	if (MACHINE_HAS_HPAGE)
-		elf_hwcap |= 1UL << 7;
+		elf_hwcap |= HWCAP_S390_HPAGE;
+
+	/*
+	 * 64-bit register support for 31-bit processes
+	 * HWCAP_S390_HIGH_GPRS is bit 9.
+	 */
+	elf_hwcap |= HWCAP_S390_HIGH_GPRS;
 
 	switch (S390_lowcore.cpu_id.machine) {
 	case 0x9672:
diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c
index 56c16876b919..93e52039321b 100644
--- a/arch/s390/kernel/smp.c
+++ b/arch/s390/kernel/smp.c
@@ -76,7 +76,6 @@ static int cpu_stopped(int cpu)
 	__u32 status;
 
 	switch (signal_processor_ps(&status, 0, cpu, sigp_sense)) {
-	case sigp_order_code_accepted:
 	case sigp_status_stored:
 		/* Check for stopped and check stop state */
 		if (status & 0x50)
@@ -147,11 +146,11 @@ static void smp_ext_bitcall(int cpu, ec_bit_sig sig)
 		udelay(10);
 }
 
-void arch_send_call_function_ipi(cpumask_t mask)
+void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	int cpu;
 
-	for_each_cpu_mask(cpu, mask)
+	for_each_cpu(cpu, mask)
 		smp_ext_bitcall(cpu, ec_call_function);
 }
 
@@ -475,10 +474,8 @@ static int __cpuinit smp_alloc_lowcore(int cpu)
 {
 	unsigned long async_stack, panic_stack;
 	struct _lowcore *lowcore;
-	int lc_order;
 
-	lc_order = sizeof(long) == 8 ? 1 : 0;
-	lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, lc_order);
+	lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER);
 	if (!lowcore)
 		return -ENOMEM;
 	async_stack = __get_free_pages(GFP_KERNEL, ASYNC_ORDER);
@@ -509,16 +506,14 @@ static int __cpuinit smp_alloc_lowcore(int cpu)
 out:
 	free_page(panic_stack);
 	free_pages(async_stack, ASYNC_ORDER);
-	free_pages((unsigned long) lowcore, lc_order);
+	free_pages((unsigned long) lowcore, LC_ORDER);
 	return -ENOMEM;
 }
 
 static void smp_free_lowcore(int cpu)
 {
 	struct _lowcore *lowcore;
-	int lc_order;
 
-	lc_order = sizeof(long) == 8 ? 1 : 0;
 	lowcore = lowcore_ptr[cpu];
 #ifndef CONFIG_64BIT
 	if (MACHINE_HAS_IEEE)
@@ -528,7 +523,7 @@ static void smp_free_lowcore(int cpu)
 #endif
 	free_page(lowcore->panic_stack - PAGE_SIZE);
 	free_pages(lowcore->async_stack - ASYNC_SIZE, ASYNC_ORDER);
-	free_pages((unsigned long) lowcore, lc_order);
+	free_pages((unsigned long) lowcore, LC_ORDER);
 	lowcore_ptr[cpu] = NULL;
 }
 
@@ -642,6 +637,8 @@ void __cpu_die(unsigned int cpu)
 	/* Wait until target cpu is down */
 	while (!cpu_stopped(cpu))
 		cpu_relax();
+	while (signal_processor_p(0, cpu, sigp_set_prefix) == sigp_busy)
+		udelay(10);
 	smp_free_lowcore(cpu);
 	pr_info("Processor %d stopped\n", cpu);
 }
@@ -649,8 +646,8 @@ void __cpu_die(unsigned int cpu)
 void cpu_die(void)
 {
 	idle_task_exit();
-	signal_processor(smp_processor_id(), sigp_stop);
-	BUG();
+	while (signal_processor(smp_processor_id(), sigp_stop) == sigp_busy)
+		cpu_relax();
 	for (;;);
 }
 
@@ -664,7 +661,6 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	unsigned long async_stack, panic_stack;
 	struct _lowcore *lowcore;
 	unsigned int cpu;
-	int lc_order;
 
 	smp_detect_cpus();
 
@@ -674,8 +670,7 @@ void __init smp_prepare_cpus(unsigned int max_cpus)
 	print_cpu_info();
 
 	/* Reallocate current lowcore, but keep its contents. */
-	lc_order = sizeof(long) == 8 ? 1 : 0;
-	lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, lc_order);
+	lowcore = (void *) __get_free_pages(GFP_KERNEL | GFP_DMA, LC_ORDER);
 	panic_stack = __get_free_page(GFP_KERNEL);
 	async_stack = __get_free_pages(GFP_KERNEL, ASYNC_ORDER);
 	BUG_ON(!lowcore || !panic_stack || !async_stack);
@@ -1047,42 +1042,6 @@ out:
 static SYSDEV_CLASS_ATTR(dispatching, 0644, dispatching_show,
 			 dispatching_store);
 
-/*
- * If the resume kernel runs on another cpu than the suspended kernel,
- * we have to switch the cpu IDs in the logical map.
- */
-void smp_switch_boot_cpu_in_resume(u32 resume_phys_cpu_id,
-				   struct _lowcore *suspend_lowcore)
-{
-	int cpu, suspend_cpu_id, resume_cpu_id;
-	u32 suspend_phys_cpu_id;
-
-	suspend_phys_cpu_id = __cpu_logical_map[suspend_lowcore->cpu_nr];
-	suspend_cpu_id = suspend_lowcore->cpu_nr;
-
-	for_each_present_cpu(cpu) {
-		if (__cpu_logical_map[cpu] == resume_phys_cpu_id) {
-			resume_cpu_id = cpu;
-			goto found;
-		}
-	}
-	panic("Could not find resume cpu in logical map.\n");
-
-found:
-	printk("Resume  cpu ID: %i/%i\n", resume_phys_cpu_id, resume_cpu_id);
-	printk("Suspend cpu ID: %i/%i\n", suspend_phys_cpu_id, suspend_cpu_id);
-
-	__cpu_logical_map[resume_cpu_id] = suspend_phys_cpu_id;
-	__cpu_logical_map[suspend_cpu_id] = resume_phys_cpu_id;
-
-	lowcore_ptr[suspend_cpu_id]->cpu_addr = resume_phys_cpu_id;
-}
-
-u32 smp_get_phys_cpu_id(void)
-{
-	return __cpu_logical_map[smp_processor_id()];
-}
-
 static int __init topology_init(void)
 {
 	int cpu;
diff --git a/arch/s390/kernel/suspend.c b/arch/s390/kernel/suspend.c
index 086bee970cae..cf9e5c6d5527 100644
--- a/arch/s390/kernel/suspend.c
+++ b/arch/s390/kernel/suspend.c
@@ -6,36 +6,26 @@
  * Author(s): Hans-Joachim Picht <hans@linux.vnet.ibm.com>
  */
 
-#include <linux/suspend.h>
-#include <linux/reboot.h>
 #include <linux/pfn.h>
-#include <linux/mm.h>
-#include <asm/sections.h>
 #include <asm/system.h>
-#include <asm/ipl.h>
 
 /*
  * References to section boundaries
  */
 extern const void __nosave_begin, __nosave_end;
 
-/*
- *  check if given pfn is in the 'nosave' or in the read only NSS section
- */
 int pfn_is_nosave(unsigned long pfn)
 {
-	unsigned long nosave_begin_pfn = __pa(&__nosave_begin) >> PAGE_SHIFT;
-	unsigned long nosave_end_pfn = PAGE_ALIGN(__pa(&__nosave_end))
-					>> PAGE_SHIFT;
-	unsigned long eshared_pfn = PFN_DOWN(__pa(&_eshared)) - 1;
-	unsigned long stext_pfn = PFN_DOWN(__pa(&_stext));
+	unsigned long nosave_begin_pfn = PFN_DOWN(__pa(&__nosave_begin));
+	unsigned long nosave_end_pfn = PFN_DOWN(__pa(&__nosave_end));
 
+	/* Always save lowcore pages (LC protection might be enabled). */
+	if (pfn <= LC_PAGES)
+		return 0;
 	if (pfn >= nosave_begin_pfn && pfn < nosave_end_pfn)
 		return 1;
-	if (pfn >= stext_pfn && pfn <= eshared_pfn) {
-		if (ipl_info.type == IPL_TYPE_NSS)
-			return 1;
-	} else if ((tprot(pfn * PAGE_SIZE) && pfn > 0))
+	/* Skip memory holes and read-only pages (NSS, DCSS, ...). */
+	if (tprot(PFN_PHYS(pfn)))
 		return 1;
 	return 0;
 }
diff --git a/arch/s390/kernel/swsusp_asm64.S b/arch/s390/kernel/swsusp_asm64.S
index 7cd6b096f0d1..0c26cc1898ec 100644
--- a/arch/s390/kernel/swsusp_asm64.S
+++ b/arch/s390/kernel/swsusp_asm64.S
@@ -9,6 +9,7 @@
 
 #include <asm/page.h>
 #include <asm/ptrace.h>
+#include <asm/thread_info.h>
 #include <asm/asm-offsets.h>
 
 /*
@@ -41,6 +42,9 @@ swsusp_arch_suspend:
 	/* Get pointer to save area */
 	lghi	%r1,0x1000
 
+	/* Save CPU address */
+	stap	__LC_CPU_ADDRESS(%r0)
+
 	/* Store registers */
 	mvc	0x318(4,%r1),__SF_EMPTY(%r15)	/* move prefix to lowcore */
 	stfpc	0x31c(%r1)			/* store fpu control */
@@ -65,8 +69,21 @@ swsusp_arch_suspend:
 	stmg	%r0,%r15,0x280(%r1)		/* store general registers */
 
 	stpt	0x328(%r1)			/* store timer */
+	stck	__SF_EMPTY(%r15)		/* store clock */
 	stckc	0x330(%r1)			/* store clock comparator */
 
+	/* Update cputime accounting before going to sleep */
+	lg	%r0,__LC_LAST_UPDATE_TIMER
+	slg	%r0,0x328(%r1)
+	alg	%r0,__LC_SYSTEM_TIMER
+	stg	%r0,__LC_SYSTEM_TIMER
+	mvc	__LC_LAST_UPDATE_TIMER(8),0x328(%r1)
+	lg	%r0,__LC_LAST_UPDATE_CLOCK
+	slg	%r0,__SF_EMPTY(%r15)
+	alg	%r0,__LC_STEAL_TIMER
+	stg	%r0,__LC_STEAL_TIMER
+	mvc	__LC_LAST_UPDATE_CLOCK(8),__SF_EMPTY(%r15)
+
 	/* Activate DAT */
 	stosm	__SF_EMPTY(%r15),0x04
 
@@ -102,11 +119,10 @@ swsusp_arch_resume:
 	aghi	%r15,-STACK_FRAME_OVERHEAD
 	stg	%r1,__SF_BACKCHAIN(%r15)
 
-#ifdef CONFIG_SMP
-	/* Save boot cpu number */
-	brasl	%r14,smp_get_phys_cpu_id
-	lgr	%r10,%r2
-#endif
+	/* Make all free pages stable */
+	lghi	%r2,1
+	brasl	%r14,arch_set_page_states
+
 	/* Deactivate DAT */
 	stnsm	__SF_EMPTY(%r15),0xfb
 
@@ -133,9 +149,76 @@ swsusp_arch_resume:
 2:
 	ptlb				/* flush tlb */
 
+	/* Reset System */
+	larl	%r1,restart_entry
+	larl	%r2,.Lrestart_diag308_psw
+	og	%r1,0(%r2)
+	stg	%r1,0(%r0)
+	larl	%r1,.Lnew_pgm_check_psw
+	epsw	%r2,%r3
+	stm	%r2,%r3,0(%r1)
+	mvc	__LC_PGM_NEW_PSW(16,%r0),0(%r1)
+	lghi	%r0,0
+	diag	%r0,%r0,0x308
+restart_entry:
+	lhi	%r1,1
+	sigp	%r1,%r0,0x12
+	sam64
+	larl	%r1,.Lnew_pgm_check_psw
+	lpswe	0(%r1)
+pgm_check_entry:
+
+	/* Switch to original suspend CPU */
+	larl	%r1,.Lresume_cpu		/* Resume CPU address: r2 */
+	stap	0(%r1)
+	llgh	%r2,0(%r1)
+	llgh	%r1,__LC_CPU_ADDRESS(%r0)	/* Suspend CPU address: r1 */
+	cgr	%r1,%r2
+	je	restore_registers		/* r1 = r2 -> nothing to do */
+	larl	%r4,.Lrestart_suspend_psw	/* Set new restart PSW */
+	mvc	__LC_RESTART_PSW(16,%r0),0(%r4)
+3:
+	sigp	%r9,%r1,__SIGP_INITIAL_CPU_RESET
+	brc	8,4f	/* accepted */
+	brc	2,3b	/* busy, try again */
+
+	/* Suspend CPU not available -> panic */
+	larl	%r15,init_thread_union
+	ahi	%r15,1<<(PAGE_SHIFT+THREAD_ORDER)
+	larl	%r2,.Lpanic_string
+	larl	%r3,_sclp_print_early
+	lghi	%r1,0
+	sam31
+	sigp	%r1,%r0,0x12
+	basr	%r14,%r3
+	larl	%r3,.Ldisabled_wait_31
+	lpsw	0(%r3)
+4:
+	/* Switch to suspend CPU */
+	sigp	%r9,%r1,__SIGP_RESTART	/* start suspend CPU */
+	brc	2,4b			/* busy, try again */
+5:
+	sigp	%r9,%r2,__SIGP_STOP	/* stop resume (current) CPU */
+	brc	2,5b			/* busy, try again */
+6:	j	6b
+
+restart_suspend:
+	larl	%r1,.Lresume_cpu
+	llgh	%r2,0(%r1)
+7:
+	sigp	%r9,%r2,__SIGP_SENSE	/* Wait for resume CPU */
+	brc	8,7b			/* accepted, status 0, still running */
+	brc	2,7b			/* busy, try again */
+	tmll	%r9,0x40		/* Test if resume CPU is stopped */
+	jz	7b
+
+restore_registers:
 	/* Restore registers */
-	lghi	%r13,0x1000		/* %r1 = pointer to save arae */
+	lghi	%r13,0x1000		/* %r1 = pointer to save area */
 
+	/* Ignore time spent in suspended state. */
+	llgf	%r1,0x318(%r13)
+	stck	__LC_LAST_UPDATE_CLOCK(%r1)
 	spt	0x328(%r13)		/* reprogram timer */
 	//sckc	0x330(%r13)		/* set clock comparator */
 
@@ -163,22 +246,33 @@ swsusp_arch_resume:
 	/* Load old stack */
 	lg	%r15,0x2f8(%r13)
 
-	/* Pointer to save area */
-	lghi	%r13,0x1000
-
-#ifdef CONFIG_SMP
-	/* Switch CPUs */
-	lgr	%r2,%r10		/* get cpu id */
-	llgf	%r3,0x318(%r13)
-	brasl	%r14,smp_switch_boot_cpu_in_resume
-#endif
 	/* Restore prefix register */
 	spx	0x318(%r13)
 
 	/* Activate DAT */
 	stosm	__SF_EMPTY(%r15),0x04
 
+	/* Make all free pages unstable */
+	lghi	%r2,0
+	brasl	%r14,arch_set_page_states
+
 	/* Return 0 */
 	lmg	%r6,%r15,STACK_FRAME_OVERHEAD + __SF_GPRS(%r15)
 	lghi	%r2,0
 	br	%r14
+
+	.section .data.nosave,"aw",@progbits
+	.align	8
+.Ldisabled_wait_31:
+	.long  0x000a0000,0x00000000
+.Lpanic_string:
+	.asciz	"Resume not possible because suspend CPU is no longer available"
+	.align	8
+.Lrestart_diag308_psw:
+	.long	0x00080000,0x80000000
+.Lrestart_suspend_psw:
+	.quad	0x0000000180000000,restart_suspend
+.Lnew_pgm_check_psw:
+	.quad	0,pgm_check_entry
+.Lresume_cpu:
+	.byte	0,0
diff --git a/arch/s390/kernel/sys_s390.c b/arch/s390/kernel/sys_s390.c
index c7ae4b17e0e3..e9d94f61d500 100644
--- a/arch/s390/kernel/sys_s390.c
+++ b/arch/s390/kernel/sys_s390.c
@@ -29,7 +29,6 @@
 #include <linux/personality.h>
 #include <linux/unistd.h>
 #include <linux/ipc.h>
-#include <linux/syscalls.h>
 #include <asm/uaccess.h>
 #include "entry.h"
 
diff --git a/arch/s390/kernel/syscalls.S b/arch/s390/kernel/syscalls.S
index ad1acd200385..30eca070d426 100644
--- a/arch/s390/kernel/syscalls.S
+++ b/arch/s390/kernel/syscalls.S
@@ -19,7 +19,7 @@ SYSCALL(sys_restart_syscall,sys_restart_syscall,sys_restart_syscall)
 SYSCALL(sys_creat,sys_creat,sys32_creat_wrapper)
 SYSCALL(sys_link,sys_link,sys32_link_wrapper)
 SYSCALL(sys_unlink,sys_unlink,sys32_unlink_wrapper)		/* 10 */
-SYSCALL(sys_execve,sys_execve,sys32_execve)
+SYSCALL(sys_execve,sys_execve,sys32_execve_wrapper)
 SYSCALL(sys_chdir,sys_chdir,sys32_chdir_wrapper)
 SYSCALL(sys_time,sys_ni_syscall,sys32_time_wrapper)		/* old time syscall */
 SYSCALL(sys_mknod,sys_mknod,sys32_mknod_wrapper)
@@ -128,7 +128,7 @@ SYSCALL(sys_sysinfo,sys_sysinfo,compat_sys_sysinfo_wrapper)
 SYSCALL(sys_ipc,sys_ipc,sys32_ipc_wrapper)
 SYSCALL(sys_fsync,sys_fsync,sys32_fsync_wrapper)
 SYSCALL(sys_sigreturn,sys_sigreturn,sys32_sigreturn)
-SYSCALL(sys_clone,sys_clone,sys32_clone)			/* 120 */
+SYSCALL(sys_clone,sys_clone,sys_clone_wrapper)			/* 120 */
 SYSCALL(sys_setdomainname,sys_setdomainname,sys32_setdomainname_wrapper)
 SYSCALL(sys_newuname,sys_s390_newuname,sys32_newuname_wrapper)
 NI_SYSCALL							/* modify_ldt for i386 */
@@ -136,8 +136,8 @@ SYSCALL(sys_adjtimex,sys_adjtimex,compat_sys_adjtimex_wrapper)
 SYSCALL(sys_mprotect,sys_mprotect,sys32_mprotect_wrapper)	/* 125 */
 SYSCALL(sys_sigprocmask,sys_sigprocmask,compat_sys_sigprocmask_wrapper)
 NI_SYSCALL							/* old "create module" */
-SYSCALL(sys_init_module,sys_init_module,sys32_init_module_wrapper)
-SYSCALL(sys_delete_module,sys_delete_module,sys32_delete_module_wrapper)
+SYSCALL(sys_init_module,sys_init_module,sys_init_module_wrapper)
+SYSCALL(sys_delete_module,sys_delete_module,sys_delete_module_wrapper)
 NI_SYSCALL							/* 130: old get_kernel_syms */
 SYSCALL(sys_quotactl,sys_quotactl,sys32_quotactl_wrapper)
 SYSCALL(sys_getpgid,sys_getpgid,sys32_getpgid_wrapper)
@@ -339,4 +339,4 @@ SYSCALL(sys_epoll_create1,sys_epoll_create1,sys_epoll_create1_wrapper)
 SYSCALL(sys_preadv,sys_preadv,compat_sys_preadv_wrapper)
 SYSCALL(sys_pwritev,sys_pwritev,compat_sys_pwritev_wrapper)
 SYSCALL(sys_rt_tgsigqueueinfo,sys_rt_tgsigqueueinfo,compat_sys_rt_tgsigqueueinfo_wrapper) /* 330 */
-SYSCALL(sys_perf_counter_open,sys_perf_counter_open,sys_perf_counter_open_wrapper)
+SYSCALL(sys_perf_event_open,sys_perf_event_open,sys_perf_event_open_wrapper)
diff --git a/arch/s390/kernel/vdso.c b/arch/s390/kernel/vdso.c
index 45e1708b70fd..adfb32aa6d59 100644
--- a/arch/s390/kernel/vdso.c
+++ b/arch/s390/kernel/vdso.c
@@ -75,7 +75,7 @@ __setup("vdso=", vdso_setup);
 static union {
 	struct vdso_data	data;
 	u8			page[PAGE_SIZE];
-} vdso_data_store __attribute__((__section__(".data.page_aligned")));
+} vdso_data_store __page_aligned_data;
 struct vdso_data *vdso_data = &vdso_data_store.data;
 
 /*
@@ -247,6 +247,13 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 	}
 
 	/*
+	 * Put vDSO base into mm struct. We need to do this before calling
+	 * install_special_mapping or the perf counter mmap tracking code
+	 * will fail to recognise it as a vDSO (since arch_vma_name fails).
+	 */
+	current->mm->context.vdso_base = vdso_base;
+
+	/*
 	 * our vma flags don't have VM_WRITE so by default, the process
 	 * isn't allowed to write those pages.
 	 * gdb can break that with ptrace interface, and thus trigger COW
@@ -267,14 +274,7 @@ int arch_setup_additional_pages(struct linux_binprm *bprm, int uses_interp)
 				     VM_ALWAYSDUMP,
 				     vdso_pagelist);
 	if (rc)
-		goto out_up;
-
-	/* Put vDSO base into mm struct */
-	current->mm->context.vdso_base = vdso_base;
-
-	up_write(&mm->mmap_sem);
-	return 0;
-
+		current->mm->context.vdso_base = 0;
 out_up:
 	up_write(&mm->mmap_sem);
 	return rc;
diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile
index ca78ad60ba24..d13e8755a8cc 100644
--- a/arch/s390/kernel/vdso32/Makefile
+++ b/arch/s390/kernel/vdso32/Makefile
@@ -13,7 +13,7 @@ KBUILD_AFLAGS_31 += -m31 -s
 KBUILD_CFLAGS_31 := $(filter-out -m64,$(KBUILD_CFLAGS))
 KBUILD_CFLAGS_31 += -m31 -fPIC -shared -fno-common -fno-builtin
 KBUILD_CFLAGS_31 += -nostdlib -Wl,-soname=linux-vdso32.so.1 \
-			$(call ld-option, -Wl$(comma)--hash-style=sysv)
+			$(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 
 $(targets:%=$(obj)/%.dbg): KBUILD_CFLAGS = $(KBUILD_CFLAGS_31)
 $(targets:%=$(obj)/%.dbg): KBUILD_AFLAGS = $(KBUILD_AFLAGS_31)
diff --git a/arch/s390/kernel/vdso32/vdso32_wrapper.S b/arch/s390/kernel/vdso32/vdso32_wrapper.S
index 61639a89e70b..ae42f8ce350b 100644
--- a/arch/s390/kernel/vdso32/vdso32_wrapper.S
+++ b/arch/s390/kernel/vdso32/vdso32_wrapper.S
@@ -1,7 +1,8 @@
 #include <linux/init.h>
+#include <linux/linkage.h>
 #include <asm/page.h>
 
-	.section ".data.page_aligned"
+	__PAGE_ALIGNED_DATA
 
 	.globl vdso32_start, vdso32_end
 	.balign PAGE_SIZE
diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile
index 6fc8e829258c..449352dda9cd 100644
--- a/arch/s390/kernel/vdso64/Makefile
+++ b/arch/s390/kernel/vdso64/Makefile
@@ -13,7 +13,7 @@ KBUILD_AFLAGS_64 += -m64 -s
 KBUILD_CFLAGS_64 := $(filter-out -m64,$(KBUILD_CFLAGS))
 KBUILD_CFLAGS_64 += -m64 -fPIC -shared -fno-common -fno-builtin
 KBUILD_CFLAGS_64 += -nostdlib -Wl,-soname=linux-vdso64.so.1 \
-			$(call ld-option, -Wl$(comma)--hash-style=sysv)
+			$(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 
 $(targets:%=$(obj)/%.dbg): KBUILD_CFLAGS = $(KBUILD_CFLAGS_64)
 $(targets:%=$(obj)/%.dbg): KBUILD_AFLAGS = $(KBUILD_AFLAGS_64)
diff --git a/arch/s390/kernel/vdso64/vdso64_wrapper.S b/arch/s390/kernel/vdso64/vdso64_wrapper.S
index d8e2ac14d564..c245842b516f 100644
--- a/arch/s390/kernel/vdso64/vdso64_wrapper.S
+++ b/arch/s390/kernel/vdso64/vdso64_wrapper.S
@@ -1,7 +1,8 @@
 #include <linux/init.h>
+#include <linux/linkage.h>
 #include <asm/page.h>
 
-	.section ".data.page_aligned"
+	__PAGE_ALIGNED_DATA
 
 	.globl vdso64_start, vdso64_end
 	.balign PAGE_SIZE
diff --git a/arch/s390/kernel/vmlinux.lds.S b/arch/s390/kernel/vmlinux.lds.S
index bc15ef93e656..a68ac10213b2 100644
--- a/arch/s390/kernel/vmlinux.lds.S
+++ b/arch/s390/kernel/vmlinux.lds.S
@@ -51,6 +51,7 @@ SECTIONS
 
 	. = ALIGN(PAGE_SIZE);
 	_eshared = .;		/* End of shareable data */
+	_sdata = .;		/* Start of data section */
 
 	EXCEPTION_TABLE(16) :data
 
diff --git a/arch/s390/kvm/interrupt.c b/arch/s390/kvm/interrupt.c
index 2c2f98353415..43486c2408e1 100644
--- a/arch/s390/kvm/interrupt.c
+++ b/arch/s390/kvm/interrupt.c
@@ -478,7 +478,7 @@ int kvm_s390_inject_program_int(struct kvm_vcpu *vcpu, u16 code)
 	if (!inti)
 		return -ENOMEM;
 
-	inti->type = KVM_S390_PROGRAM_INT;;
+	inti->type = KVM_S390_PROGRAM_INT;
 	inti->pgm.code = code;
 
 	VCPU_EVENT(vcpu, 3, "inject: program check %d (from kernel)", code);
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h
index ec5eee7c25d8..06cce8285ba0 100644
--- a/arch/s390/kvm/kvm-s390.h
+++ b/arch/s390/kvm/kvm-s390.h
@@ -58,7 +58,7 @@ int kvm_s390_inject_vcpu(struct kvm_vcpu *vcpu,
 int kvm_s390_inject_program_int(struct kvm_vcpu *vcpu, u16 code);
 int kvm_s390_inject_sigp_stop(struct kvm_vcpu *vcpu, int action);
 
-static inline int kvm_s390_vcpu_get_memsize(struct kvm_vcpu *vcpu)
+static inline long kvm_s390_vcpu_get_memsize(struct kvm_vcpu *vcpu)
 {
 	return vcpu->arch.sie_block->gmslm
 		- vcpu->arch.sie_block->gmsor
diff --git a/arch/s390/lib/delay.c b/arch/s390/lib/delay.c
index 97c1eca83cc2..752b362bf651 100644
--- a/arch/s390/lib/delay.c
+++ b/arch/s390/lib/delay.c
@@ -25,13 +25,13 @@ void __delay(unsigned long loops)
 	asm volatile("0: brct %0,0b" : : "d" ((loops/2) + 1));
 }
 
-static void __udelay_disabled(unsigned long usecs)
+static void __udelay_disabled(unsigned long long usecs)
 {
 	unsigned long mask, cr0, cr0_saved;
 	u64 clock_saved;
 
 	clock_saved = local_tick_disable();
-	set_clock_comparator(get_clock() + ((u64) usecs << 12));
+	set_clock_comparator(get_clock() + (usecs << 12));
 	__ctl_store(cr0_saved, 0, 0);
 	cr0 = (cr0_saved & 0xffff00e0) | 0x00000800;
 	__ctl_load(cr0 , 0, 0);
@@ -46,20 +46,25 @@ static void __udelay_disabled(unsigned long usecs)
 	set_clock_comparator(S390_lowcore.clock_comparator);
 }
 
-static void __udelay_enabled(unsigned long usecs)
+static void __udelay_enabled(unsigned long long usecs)
 {
 	unsigned long mask;
-	u64 end, time;
+	u64 clock_saved;
+	u64 end;
 
 	mask = psw_kernel_bits | PSW_MASK_WAIT | PSW_MASK_EXT | PSW_MASK_IO;
-	end = get_clock() + ((u64) usecs << 12);
+	end = get_clock() + (usecs << 12);
 	do {
-		time = end < S390_lowcore.clock_comparator ?
-			end : S390_lowcore.clock_comparator;
-		set_clock_comparator(time);
+		clock_saved = 0;
+		if (end < S390_lowcore.clock_comparator) {
+			clock_saved = local_tick_disable();
+			set_clock_comparator(end);
+		}
 		trace_hardirqs_on();
 		__load_psw_mask(mask);
 		local_irq_disable();
+		if (clock_saved)
+			local_tick_enable(clock_saved);
 	} while (get_clock() < end);
 	set_clock_comparator(S390_lowcore.clock_comparator);
 }
@@ -67,7 +72,7 @@ static void __udelay_enabled(unsigned long usecs)
 /*
  * Waits for 'usecs' microseconds using the TOD clock comparator.
  */
-void __udelay(unsigned long usecs)
+void __udelay(unsigned long long usecs)
 {
 	unsigned long flags;
 
@@ -101,11 +106,11 @@ EXPORT_SYMBOL(__udelay);
  * Simple udelay variant. To be used on startup and reboot
  * when the interrupt handler isn't working.
  */
-void udelay_simple(unsigned long usecs)
+void udelay_simple(unsigned long long usecs)
 {
 	u64 end;
 
-	end = get_clock() + ((u64) usecs << 12);
+	end = get_clock() + (usecs << 12);
 	while (get_clock() < end)
 		cpu_relax();
 }
diff --git a/arch/s390/lib/uaccess_mvcos.c b/arch/s390/lib/uaccess_mvcos.c
index 3f15aaf54855..58da3f461214 100644
--- a/arch/s390/lib/uaccess_mvcos.c
+++ b/arch/s390/lib/uaccess_mvcos.c
@@ -36,7 +36,7 @@ static size_t copy_from_user_mvcos(size_t size, const void __user *ptr, void *x)
 	tmp1 = -4096UL;
 	asm volatile(
 		"0: .insn ss,0xc80000000000,0(%0,%2),0(%1),0\n"
-		"   jz    7f\n"
+		"9: jz    7f\n"
 		"1:"ALR"  %0,%3\n"
 		"  "SLR"  %1,%3\n"
 		"  "SLR"  %2,%3\n"
@@ -47,7 +47,7 @@ static size_t copy_from_user_mvcos(size_t size, const void __user *ptr, void *x)
 		"  "CLR"  %0,%4\n"	/* copy crosses next page boundary? */
 		"   jnh   4f\n"
 		"3: .insn ss,0xc80000000000,0(%4,%2),0(%1),0\n"
-		"  "SLR"  %0,%4\n"
+		"10:"SLR"  %0,%4\n"
 		"  "ALR"  %2,%4\n"
 		"4:"LHI"  %4,-1\n"
 		"  "ALR"  %4,%0\n"	/* copy remaining size, subtract 1 */
@@ -61,7 +61,7 @@ static size_t copy_from_user_mvcos(size_t size, const void __user *ptr, void *x)
 		"   j     8f\n"
 		"7:"SLR"  %0,%0\n"
 		"8: \n"
-		EX_TABLE(0b,2b) EX_TABLE(3b,4b)
+		EX_TABLE(0b,2b) EX_TABLE(3b,4b) EX_TABLE(9b,2b) EX_TABLE(10b,4b)
 		: "+a" (size), "+a" (ptr), "+a" (x), "+a" (tmp1), "=a" (tmp2)
 		: "d" (reg0) : "cc", "memory");
 	return size;
@@ -82,7 +82,7 @@ static size_t copy_to_user_mvcos(size_t size, void __user *ptr, const void *x)
 	tmp1 = -4096UL;
 	asm volatile(
 		"0: .insn ss,0xc80000000000,0(%0,%1),0(%2),0\n"
-		"   jz    4f\n"
+		"6: jz    4f\n"
 		"1:"ALR"  %0,%3\n"
 		"  "SLR"  %1,%3\n"
 		"  "SLR"  %2,%3\n"
@@ -93,11 +93,11 @@ static size_t copy_to_user_mvcos(size_t size, void __user *ptr, const void *x)
 		"  "CLR"  %0,%4\n"	/* copy crosses next page boundary? */
 		"   jnh   5f\n"
 		"3: .insn ss,0xc80000000000,0(%4,%1),0(%2),0\n"
-		"  "SLR"  %0,%4\n"
+		"7:"SLR"  %0,%4\n"
 		"   j     5f\n"
 		"4:"SLR"  %0,%0\n"
 		"5: \n"
-		EX_TABLE(0b,2b) EX_TABLE(3b,5b)
+		EX_TABLE(0b,2b) EX_TABLE(3b,5b) EX_TABLE(6b,2b) EX_TABLE(7b,5b)
 		: "+a" (size), "+a" (ptr), "+a" (x), "+a" (tmp1), "=a" (tmp2)
 		: "d" (reg0) : "cc", "memory");
 	return size;
diff --git a/arch/s390/lib/uaccess_std.c b/arch/s390/lib/uaccess_std.c
index d2ffbadb51a7..07deaeee14c8 100644
--- a/arch/s390/lib/uaccess_std.c
+++ b/arch/s390/lib/uaccess_std.c
@@ -36,12 +36,12 @@ size_t copy_from_user_std(size_t size, const void __user *ptr, void *x)
 	tmp1 = -256UL;
 	asm volatile(
 		"0: mvcp  0(%0,%2),0(%1),%3\n"
-		"   jz    8f\n"
+		"10:jz    8f\n"
 		"1:"ALR"  %0,%3\n"
 		"   la    %1,256(%1)\n"
 		"   la    %2,256(%2)\n"
 		"2: mvcp  0(%0,%2),0(%1),%3\n"
-		"   jnz   1b\n"
+		"11:jnz   1b\n"
 		"   j     8f\n"
 		"3: la    %4,255(%1)\n"	/* %4 = ptr + 255 */
 		"  "LHI"  %3,-4096\n"
@@ -50,7 +50,7 @@ size_t copy_from_user_std(size_t size, const void __user *ptr, void *x)
 		"  "CLR"  %0,%4\n"	/* copy crosses next page boundary? */
 		"   jnh   5f\n"
 		"4: mvcp  0(%4,%2),0(%1),%3\n"
-		"  "SLR"  %0,%4\n"
+		"12:"SLR"  %0,%4\n"
 		"  "ALR"  %2,%4\n"
 		"5:"LHI"  %4,-1\n"
 		"  "ALR"  %4,%0\n"	/* copy remaining size, subtract 1 */
@@ -65,6 +65,7 @@ size_t copy_from_user_std(size_t size, const void __user *ptr, void *x)
 		"8:"SLR"  %0,%0\n"
 		"9: \n"
 		EX_TABLE(0b,3b) EX_TABLE(2b,3b) EX_TABLE(4b,5b)
+		EX_TABLE(10b,3b) EX_TABLE(11b,3b) EX_TABLE(12b,5b)
 		: "+a" (size), "+a" (ptr), "+a" (x), "+a" (tmp1), "=a" (tmp2)
 		: : "cc", "memory");
 	return size;
@@ -85,12 +86,12 @@ size_t copy_to_user_std(size_t size, void __user *ptr, const void *x)
 	tmp1 = -256UL;
 	asm volatile(
 		"0: mvcs  0(%0,%1),0(%2),%3\n"
-		"   jz    5f\n"
+		"7: jz    5f\n"
 		"1:"ALR"  %0,%3\n"
 		"   la    %1,256(%1)\n"
 		"   la    %2,256(%2)\n"
 		"2: mvcs  0(%0,%1),0(%2),%3\n"
-		"   jnz   1b\n"
+		"8: jnz   1b\n"
 		"   j     5f\n"
 		"3: la    %4,255(%1)\n" /* %4 = ptr + 255 */
 		"  "LHI"  %3,-4096\n"
@@ -99,11 +100,12 @@ size_t copy_to_user_std(size_t size, void __user *ptr, const void *x)
 		"  "CLR"  %0,%4\n"	/* copy crosses next page boundary? */
 		"   jnh   6f\n"
 		"4: mvcs  0(%4,%1),0(%2),%3\n"
-		"  "SLR"  %0,%4\n"
+		"9:"SLR"  %0,%4\n"
 		"   j     6f\n"
 		"5:"SLR"  %0,%0\n"
 		"6: \n"
 		EX_TABLE(0b,3b) EX_TABLE(2b,3b) EX_TABLE(4b,6b)
+		EX_TABLE(7b,3b) EX_TABLE(8b,3b) EX_TABLE(9b,6b)
 		: "+a" (size), "+a" (ptr), "+a" (x), "+a" (tmp1), "=a" (tmp2)
 		: : "cc", "memory");
 	return size;
diff --git a/arch/s390/mm/cmm.c b/arch/s390/mm/cmm.c
index 413c240cbca7..b201135cc18c 100644
--- a/arch/s390/mm/cmm.c
+++ b/arch/s390/mm/cmm.c
@@ -262,7 +262,7 @@ cmm_skip_blanks(char *cp, char **endp)
 static struct ctl_table cmm_table[];
 
 static int
-cmm_pages_handler(ctl_table *ctl, int write, struct file *filp,
+cmm_pages_handler(ctl_table *ctl, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char buf[16], *p;
@@ -303,7 +303,7 @@ cmm_pages_handler(ctl_table *ctl, int write, struct file *filp,
 }
 
 static int
-cmm_timeout_handler(ctl_table *ctl, int write, struct file *filp,
+cmm_timeout_handler(ctl_table *ctl, int write,
 		    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char buf[64], *p;
diff --git a/arch/s390/mm/fault.c b/arch/s390/mm/fault.c
index 1abbadd497e1..6d507462967a 100644
--- a/arch/s390/mm/fault.c
+++ b/arch/s390/mm/fault.c
@@ -10,7 +10,7 @@
  *    Copyright (C) 1995  Linus Torvalds
  */
 
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/signal.h>
 #include <linux/sched.h>
 #include <linux/kernel.h>
@@ -306,7 +306,7 @@ do_exception(struct pt_regs *regs, unsigned long error_code, int write)
 	 * interrupts again and then search the VMAs
 	 */
 	local_irq_enable();
-	perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
+	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
 	down_read(&mm->mmap_sem);
 
 	si_code = SEGV_MAPERR;
@@ -366,11 +366,11 @@ good_area:
 	}
 	if (fault & VM_FAULT_MAJOR) {
 		tsk->maj_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
 				     regs, address);
 	} else {
 		tsk->min_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
 				     regs, address);
 	}
         up_read(&mm->mmap_sem);
diff --git a/arch/s390/mm/init.c b/arch/s390/mm/init.c
index c634dfbe92e9..765647952221 100644
--- a/arch/s390/mm/init.c
+++ b/arch/s390/mm/init.c
@@ -105,7 +105,7 @@ void __init mem_init(void)
 	datasize =  (unsigned long) &_edata - (unsigned long) &_etext;
 	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
         printk("Memory: %luk/%luk available (%ldk kernel code, %ldk reserved, %ldk data, %ldk init)\n",
-                (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
                 max_mapnr << (PAGE_SHIFT-10),
                 codesize >> 10,
                 reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/s390/mm/page-states.c b/arch/s390/mm/page-states.c
index f92ec203ad92..098923ae458f 100644
--- a/arch/s390/mm/page-states.c
+++ b/arch/s390/mm/page-states.c
@@ -50,28 +50,64 @@ void __init cmma_init(void)
 		cmma_flag = 0;
 }
 
-void arch_free_page(struct page *page, int order)
+static inline void set_page_unstable(struct page *page, int order)
 {
 	int i, rc;
 
-	if (!cmma_flag)
-		return;
 	for (i = 0; i < (1 << order); i++)
 		asm volatile(".insn rrf,0xb9ab0000,%0,%1,%2,0"
 			     : "=&d" (rc)
-			     : "a" ((page_to_pfn(page) + i) << PAGE_SHIFT),
+			     : "a" (page_to_phys(page + i)),
 			       "i" (ESSA_SET_UNUSED));
 }
 
-void arch_alloc_page(struct page *page, int order)
+void arch_free_page(struct page *page, int order)
 {
-	int i, rc;
-
 	if (!cmma_flag)
 		return;
+	set_page_unstable(page, order);
+}
+
+static inline void set_page_stable(struct page *page, int order)
+{
+	int i, rc;
+
 	for (i = 0; i < (1 << order); i++)
 		asm volatile(".insn rrf,0xb9ab0000,%0,%1,%2,0"
 			     : "=&d" (rc)
-			     : "a" ((page_to_pfn(page) + i) << PAGE_SHIFT),
+			     : "a" (page_to_phys(page + i)),
 			       "i" (ESSA_SET_STABLE));
 }
+
+void arch_alloc_page(struct page *page, int order)
+{
+	if (!cmma_flag)
+		return;
+	set_page_stable(page, order);
+}
+
+void arch_set_page_states(int make_stable)
+{
+	unsigned long flags, order, t;
+	struct list_head *l;
+	struct page *page;
+	struct zone *zone;
+
+	if (!cmma_flag)
+		return;
+	if (make_stable)
+		drain_local_pages(NULL);
+	for_each_populated_zone(zone) {
+		spin_lock_irqsave(&zone->lock, flags);
+		for_each_migratetype_order(order, t) {
+			list_for_each(l, &zone->free_area[order].free_list[t]) {
+				page = list_entry(l, struct page, lru);
+				if (make_stable)
+					set_page_stable(page, order);
+				else
+					set_page_unstable(page, order);
+			}
+		}
+		spin_unlock_irqrestore(&zone->lock, flags);
+	}
+}
diff --git a/arch/s390/mm/pgtable.c b/arch/s390/mm/pgtable.c
index c70215247071..2757c5616a07 100644
--- a/arch/s390/mm/pgtable.c
+++ b/arch/s390/mm/pgtable.c
@@ -279,7 +279,10 @@ int s390_enable_sie(void)
 	/* lets check if we are allowed to replace the mm */
 	task_lock(tsk);
 	if (!tsk->mm || atomic_read(&tsk->mm->mm_users) > 1 ||
-	    tsk->mm != tsk->active_mm || !hlist_empty(&tsk->mm->ioctx_list)) {
+#ifdef CONFIG_AIO
+	    !hlist_empty(&tsk->mm->ioctx_list) ||
+#endif
+	    tsk->mm != tsk->active_mm) {
 		task_unlock(tsk);
 		return -EINVAL;
 	}
@@ -295,7 +298,10 @@ int s390_enable_sie(void)
 	/* Now lets check again if something happened */
 	task_lock(tsk);
 	if (!tsk->mm || atomic_read(&tsk->mm->mm_users) > 1 ||
-	    tsk->mm != tsk->active_mm || !hlist_empty(&tsk->mm->ioctx_list)) {
+#ifdef CONFIG_AIO
+	    !hlist_empty(&tsk->mm->ioctx_list) ||
+#endif
+	    tsk->mm != tsk->active_mm) {
 		mmput(mm);
 		task_unlock(tsk);
 		return -EINVAL;
@@ -314,21 +320,18 @@ int s390_enable_sie(void)
 }
 EXPORT_SYMBOL_GPL(s390_enable_sie);
 
-#ifdef CONFIG_DEBUG_PAGEALLOC
-#ifdef CONFIG_HIBERNATION
+#if defined(CONFIG_DEBUG_PAGEALLOC) && defined(CONFIG_HIBERNATION)
 bool kernel_page_present(struct page *page)
 {
 	unsigned long addr;
 	int cc;
 
 	addr = page_to_phys(page);
-	asm("lra %1,0(%1)\n"
-	    "ipm %0\n"
-	    "srl %0,28"
-	    :"=d"(cc),"+a"(addr)::"cc");
+	asm volatile(
+		"	lra	%1,0(%1)\n"
+		"	ipm	%0\n"
+		"	srl	%0,28"
+		: "=d" (cc), "+a" (addr) : : "cc");
 	return cc == 0;
 }
-
-#endif /* CONFIG_HIBERNATION */
-#endif /* CONFIG_DEBUG_PAGEALLOC */
-
+#endif /* CONFIG_HIBERNATION && CONFIG_DEBUG_PAGEALLOC */
diff --git a/arch/score/include/asm/page.h b/arch/score/include/asm/page.h
index ee5821042fcc..d92a5a2d36d4 100644
--- a/arch/score/include/asm/page.h
+++ b/arch/score/include/asm/page.h
@@ -2,10 +2,11 @@
 #define _ASM_SCORE_PAGE_H
 
 #include <linux/pfn.h>
+#include <linux/const.h>
 
 /* PAGE_SHIFT determines the page size */
 #define PAGE_SHIFT	(12)
-#define PAGE_SIZE	(1UL << PAGE_SHIFT)
+#define PAGE_SIZE	(_AC(1,UL) << PAGE_SHIFT)
 #define PAGE_MASK	(~(PAGE_SIZE-1))
 
 #ifdef __KERNEL__
diff --git a/arch/score/include/asm/thread_info.h b/arch/score/include/asm/thread_info.h
index 3a1122885528..55939992c27d 100644
--- a/arch/score/include/asm/thread_info.h
+++ b/arch/score/include/asm/thread_info.h
@@ -7,6 +7,15 @@
 #define KU_USER	0x08
 #define KU_KERN	0x00
 
+#include <asm/page.h>
+#include <linux/const.h>
+
+/* thread information allocation */
+#define THREAD_SIZE_ORDER 	(1)
+#define THREAD_SIZE 		(PAGE_SIZE << THREAD_SIZE_ORDER)
+#define THREAD_MASK 		(THREAD_SIZE - _AC(1,UL))
+#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
+
 #ifndef __ASSEMBLY__
 
 #include <asm/processor.h>
@@ -62,12 +71,6 @@ struct thread_info {
 register struct thread_info *__current_thread_info __asm__("r28");
 #define current_thread_info()	__current_thread_info
 
-/* thread information allocation */
-#define THREAD_SIZE_ORDER 	(1)
-#define THREAD_SIZE 		(PAGE_SIZE << THREAD_SIZE_ORDER)
-#define THREAD_MASK 		(THREAD_SIZE - 1UL)
-#define __HAVE_ARCH_THREAD_INFO_ALLOCATOR
-
 #define alloc_thread_info(tsk) kmalloc(THREAD_SIZE, GFP_KERNEL)
 #define free_thread_info(info) kfree(info)
 
diff --git a/arch/score/kernel/init_task.c b/arch/score/kernel/init_task.c
index ff952f6c63fd..baa03ee217d1 100644
--- a/arch/score/kernel/init_task.c
+++ b/arch/score/kernel/init_task.c
@@ -34,9 +34,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"), __aligned__(THREAD_SIZE))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/score/kernel/vmlinux.lds.S b/arch/score/kernel/vmlinux.lds.S
index f85569831d5c..eebcbaa4e978 100644
--- a/arch/score/kernel/vmlinux.lds.S
+++ b/arch/score/kernel/vmlinux.lds.S
@@ -24,6 +24,8 @@
  */
 
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/thread_info.h>
+#include <asm/page.h>
 
 OUTPUT_ARCH(score)
 ENTRY(_stext)
@@ -49,21 +51,9 @@ SECTIONS
 	. = ALIGN(16);
 	RODATA
 
-	/* Exception table */
-	. = ALIGN(16);
-	__ex_table : {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	}
+	EXCEPTION_TABLE(16)
 
-	/* writeable */
-	.data ALIGN (4096): {
-		*(.data.init_task)
-
-		DATA_DATA
-		CONSTRUCTORS
-	}
+	RW_DATA_SECTION(32, PAGE_SIZE, THREAD_SIZE)
 
 	/* We want the small data sections together, so single-instruction offsets
 	   can access them all, and initialized data all before uninitialized, so
@@ -72,45 +62,14 @@ SECTIONS
 	.sdata : {
 		*(.sdata)
 	}
-
-	. = ALIGN(32);
-	.data.cacheline_aligned : {
-		*(.data.cacheline_aligned)
-	}
 	_edata =  .;			/* End of data section */
 
 	/* will be freed after init */
-	. = ALIGN(4096);		/* Init code and data */
+	. = ALIGN(PAGE_SIZE);		/* Init code and data */
 	__init_begin = .;
 
-	. = ALIGN(4096);
-	.init.text : {
-		_sinittext = .;
-		INIT_TEXT
-		_einittext = .;
-	}
-	.init.data : {
-		INIT_DATA
-	}
-	. = ALIGN(16);
-	.init.setup : {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
-	}
-
-	.initcall.init : {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
-	}
-
-	.con_initcall.init : {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
-	}
-	SECURITY_INIT
+	INIT_TEXT_SECTION(PAGE_SIZE)
+	INIT_DATA_SECTION(16)
 
 	/* .exit.text is discarded at runtime, not link time, to deal with
 	 * references from .rodata
@@ -121,28 +80,10 @@ SECTIONS
 	.exit.data : {
 		EXIT_DATA
 	}
-#if defined(CONFIG_BLK_DEV_INITRD)
-	.init.ramfs ALIGN(4096): {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
-		. = ALIGN(4);
-		LONG(0);
-	}
-#endif
-	. = ALIGN(4096);
+	. = ALIGN(PAGE_SIZE);
 	__init_end = .;
 	/* freed after init ends here */
 
-	__bss_start = .;	/* BSS */
-	.sbss  : {
-		*(.sbss)
-		*(.scommon)
-	}
-	.bss : {
-		*(.bss)
-		*(COMMON)
-	}
-	__bss_stop = .;
+	BSS_SECTION(0, 0, 0)
 	_end = .;
 }
diff --git a/arch/sh/Kconfig b/arch/sh/Kconfig
index 4df3570fe511..88cdeb9f72d9 100644
--- a/arch/sh/Kconfig
+++ b/arch/sh/Kconfig
@@ -16,7 +16,7 @@ config SUPERH
 	select HAVE_IOREMAP_PROT if MMU
 	select HAVE_ARCH_TRACEHOOK
 	select HAVE_DMA_API_DEBUG
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
 	select HAVE_KERNEL_GZIP
 	select HAVE_KERNEL_BZIP2
 	select HAVE_KERNEL_LZMA
@@ -37,7 +37,6 @@ config SUPERH32
 	select HAVE_FTRACE_MCOUNT_RECORD
 	select HAVE_DYNAMIC_FTRACE
 	select HAVE_FUNCTION_TRACE_MCOUNT_TEST
-	select HAVE_FTRACE_SYSCALLS
 	select HAVE_FUNCTION_GRAPH_TRACER
 	select HAVE_ARCH_KGDB
 	select ARCH_HIBERNATION_POSSIBLE if MMU
@@ -122,6 +121,9 @@ config SYS_SUPPORTS_APM_EMULATION
 	bool
 	select ARCH_SUSPEND_POSSIBLE
 
+config SYS_SUPPORTS_HUGETLBFS
+	bool
+
 config SYS_SUPPORTS_SMP
 	bool
 
@@ -196,6 +198,7 @@ config CPU_SH4
 	select CPU_HAS_SR_RB
 	select CPU_HAS_FPU if !CPU_SH4AL_DSP
 	select SYS_SUPPORTS_TMU
+	select SYS_SUPPORTS_HUGETLBFS if MMU
 
 config CPU_SH4A
 	bool
@@ -210,6 +213,7 @@ config CPU_SH5
 	bool
 	select CPU_HAS_FPU
 	select SYS_SUPPORTS_TMU
+	select SYS_SUPPORTS_HUGETLBFS if MMU
 
 config CPU_SHX2
 	bool
diff --git a/arch/sh/Makefile b/arch/sh/Makefile
index fc51a918b31a..66e40aabc600 100644
--- a/arch/sh/Makefile
+++ b/arch/sh/Makefile
@@ -199,7 +199,7 @@ endif
 libs-$(CONFIG_SUPERH32)		:= arch/sh/lib/	$(libs-y)
 libs-$(CONFIG_SUPERH64)		:= arch/sh/lib64/ $(libs-y)
 
-BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.srec \
+BOOT_TARGETS = uImage uImage.bz2 uImage.gz uImage.lzma uImage.srec uImage.bin \
 	       zImage vmlinux.srec romImage
 PHONY += maketools $(BOOT_TARGETS) FORCE
 
@@ -225,6 +225,7 @@ define archhelp
 	@echo '  vmlinux.srec	           - Create an ELF S-record'
 	@echo '* uImage  	           - Alias to bootable U-Boot image'
 	@echo '  uImage.srec	           - Create an S-record for U-Boot'
+	@echo '  uImage.bin	           - Kernel-only image for U-Boot (bin)'
 	@echo '* uImage.gz	           - Kernel-only image for U-Boot (gzip)'
 	@echo '  uImage.bz2	           - Kernel-only image for U-Boot (bzip2)'
 	@echo '  uImage.lzma	           - Kernel-only image for U-Boot (lzma)'
diff --git a/arch/sh/boards/board-ap325rxa.c b/arch/sh/boards/board-ap325rxa.c
index 327d47c25a57..2d080732a964 100644
--- a/arch/sh/boards/board-ap325rxa.c
+++ b/arch/sh/boards/board-ap325rxa.c
@@ -310,8 +310,10 @@ static int camera_set_capture(struct soc_camera_platform_info *info,
 	return ret;
 }
 
+static int ap325rxa_camera_add(struct soc_camera_link *icl, struct device *dev);
+static void ap325rxa_camera_del(struct soc_camera_link *icl);
+
 static struct soc_camera_platform_info camera_info = {
-	.iface = 0,
 	.format_name = "UYVY",
 	.format_depth = 16,
 	.format = {
@@ -323,24 +325,46 @@ static struct soc_camera_platform_info camera_info = {
 	.bus_param = SOCAM_PCLK_SAMPLE_RISING | SOCAM_HSYNC_ACTIVE_HIGH |
 	SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_MASTER | SOCAM_DATAWIDTH_8,
 	.set_capture = camera_set_capture,
+	.link = {
+		.bus_id		= 0,
+		.add_device	= ap325rxa_camera_add,
+		.del_device	= ap325rxa_camera_del,
+		.module_name	= "soc_camera_platform",
+	},
 };
 
+static void dummy_release(struct device *dev)
+{
+}
+
 static struct platform_device camera_device = {
 	.name		= "soc_camera_platform",
 	.dev		= {
 		.platform_data	= &camera_info,
+		.release	= dummy_release,
 	},
 };
 
-static int __init camera_setup(void)
+static int ap325rxa_camera_add(struct soc_camera_link *icl,
+			       struct device *dev)
 {
-	if (camera_probe() > 0)
-		platform_device_register(&camera_device);
+	if (icl != &camera_info.link || camera_probe() <= 0)
+		return -ENODEV;
 
-	return 0;
+	camera_info.dev = dev;
+
+	return platform_device_register(&camera_device);
 }
-late_initcall(camera_setup);
 
+static void ap325rxa_camera_del(struct soc_camera_link *icl)
+{
+	if (icl != &camera_info.link)
+		return;
+
+	platform_device_unregister(&camera_device);
+	memset(&camera_device.dev.kobj, 0,
+	       sizeof(camera_device.dev.kobj));
+}
 #endif /* CONFIG_I2C */
 
 static int ov7725_power(struct device *dev, int mode)
@@ -416,6 +440,7 @@ static struct ov772x_camera_info ov7725_info = {
 	.flags		= OV772X_FLAG_VFLIP | OV772X_FLAG_HFLIP,
 	.edgectrl	= OV772X_AUTO_EDGECTRL(0xf, 0),
 	.link = {
+		.bus_id		= 0,
 		.power		= ov7725_power,
 		.board_info	= &ap325rxa_i2c_camera[0],
 		.i2c_adapter_id	= 0,
@@ -423,11 +448,19 @@ static struct ov772x_camera_info ov7725_info = {
 	},
 };
 
-static struct platform_device ap325rxa_camera = {
-	.name	= "soc-camera-pdrv",
-	.id	= 0,
-	.dev	= {
-		.platform_data = &ov7725_info.link,
+static struct platform_device ap325rxa_camera[] = {
+	{
+		.name	= "soc-camera-pdrv",
+		.id	= 0,
+		.dev	= {
+			.platform_data = &ov7725_info.link,
+		},
+	}, {
+		.name	= "soc-camera-pdrv",
+		.id	= 1,
+		.dev	= {
+			.platform_data = &camera_info.link,
+		},
 	},
 };
 
@@ -438,7 +471,8 @@ static struct platform_device *ap325rxa_devices[] __initdata = {
 	&ceu_device,
 	&nand_flash_device,
 	&sdcard_cn3_device,
-	&ap325rxa_camera,
+	&ap325rxa_camera[0],
+	&ap325rxa_camera[1],
 };
 
 static struct spi_board_info ap325rxa_spi_devices[] = {
diff --git a/arch/sh/boards/board-magicpanelr2.c b/arch/sh/boards/board-magicpanelr2.c
index 0a37c8bfc959..99ffc5f1c0dd 100644
--- a/arch/sh/boards/board-magicpanelr2.c
+++ b/arch/sh/boards/board-magicpanelr2.c
@@ -205,8 +205,6 @@ static void __init setup_port_multiplexing(void)
 
 static void __init mpr2_setup(char **cmdline_p)
 {
-	__set_io_port_base(0xa0000000);
-
 	/* set Pin Select Register A:
 	 * /PCC_CD1, /PCC_CD2,  PCC_BVD1, PCC_BVD2,
 	 * /IOIS16,  IRQ4,	IRQ5,	  USB1d_SUSPEND
diff --git a/arch/sh/boards/mach-dreamcast/setup.c b/arch/sh/boards/mach-dreamcast/setup.c
index ebe99227d4e6..a4b7402d6176 100644
--- a/arch/sh/boards/mach-dreamcast/setup.c
+++ b/arch/sh/boards/mach-dreamcast/setup.c
@@ -42,8 +42,6 @@ static void __init dreamcast_setup(char **cmdline_p)
 	/* Acknowledge any previous events */
 	/* XXX */
 
-	__set_io_port_base(0xa0000000);
-
 	/* Assign all virtual IRQs to the System ASIC int. handler */
 	for (i = HW_EVENT_IRQ_BASE; i < HW_EVENT_IRQ_MAX; i++)
 		set_irq_chip_and_handler(i, &systemasic_int,
diff --git a/arch/sh/boards/mach-ecovec24/setup.c b/arch/sh/boards/mach-ecovec24/setup.c
index 96bc1698310f..3b1ceb46fa54 100644
--- a/arch/sh/boards/mach-ecovec24/setup.c
+++ b/arch/sh/boards/mach-ecovec24/setup.c
@@ -18,6 +18,7 @@
 #include <linux/delay.h>
 #include <linux/usb/r8a66597.h>
 #include <linux/i2c.h>
+#include <linux/i2c/tsc2007.h>
 #include <linux/input.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
@@ -38,6 +39,20 @@
  *  0x1800_0000  MFI              16bit
  */
 
+/* SWITCH
+ *------------------------------
+ * DS2[1] = FlashROM write protect  ON     : write protect
+ *                                  OFF    : No write protect
+ * DS2[2] = RMII / TS, SCIF         ON     : RMII
+ *                                  OFF    : TS, SCIF3
+ * DS2[3] = Camera / Video          ON     : Camera
+ *                                  OFF    : NTSC/PAL (IN)
+ * DS2[5] = NTSC_OUT Clock          ON     : On board OSC
+ *                                  OFF    : SH7724 DV_CLK
+ * DS2[6-7] = MMC / SD              ON-OFF : SD
+ *                                  OFF-ON : MMC
+ */
+
 /* Heartbeat */
 static unsigned char led_pos[] = { 0, 1, 2, 3 };
 static struct heartbeat_data heartbeat_data = {
@@ -70,7 +85,7 @@ static struct mtd_partition nor_flash_partitions[] = {
 		.name = "boot loader",
 		.offset = 0,
 		.size = (5 * 1024 * 1024),
-		.mask_flags = MTD_CAP_ROM,
+		.mask_flags = MTD_WRITEABLE,  /* force read-only */
 	}, {
 		.name = "free-area",
 		.offset = MTDPART_OFS_APPEND,
@@ -121,6 +136,7 @@ static struct resource sh_eth_resources[] = {
 struct sh_eth_plat_data sh_eth_plat = {
 	.phy = 0x1f, /* SMSC LAN8700 */
 	.edmac_endian = EDMAC_LITTLE_ENDIAN,
+	.ether_link_active_low = 1
 };
 
 static struct platform_device sh_eth_device = {
@@ -375,6 +391,43 @@ static struct platform_device keysc_device = {
 	},
 };
 
+/* TouchScreen */
+#define IRQ0 32
+static int ts_get_pendown_state(void)
+{
+	int val = 0;
+	gpio_free(GPIO_FN_INTC_IRQ0);
+	gpio_request(GPIO_PTZ0, NULL);
+	gpio_direction_input(GPIO_PTZ0);
+
+	val = gpio_get_value(GPIO_PTZ0);
+
+	gpio_free(GPIO_PTZ0);
+	gpio_request(GPIO_FN_INTC_IRQ0, NULL);
+
+	return val ? 0 : 1;
+}
+
+static int ts_init(void)
+{
+	gpio_request(GPIO_FN_INTC_IRQ0, NULL);
+	return 0;
+}
+
+struct tsc2007_platform_data tsc2007_info = {
+	.model			= 2007,
+	.x_plate_ohms		= 180,
+	.get_pendown_state	= ts_get_pendown_state,
+	.init_platform_hw	= ts_init,
+};
+
+static struct i2c_board_info ts_i2c_clients = {
+	I2C_BOARD_INFO("tsc2007", 0x48),
+	.type		= "tsc2007",
+	.platform_data	= &tsc2007_info,
+	.irq		= IRQ0,
+};
+
 static struct platform_device *ecovec_devices[] __initdata = {
 	&heartbeat_device,
 	&nor_flash_device,
@@ -459,6 +512,11 @@ static void __init sh_eth_init(void)
 #define IODRIVEA  0xA405018A
 static int __init arch_setup(void)
 {
+	/* enable STATUS0, STATUS2 and PDSTATUS */
+	gpio_request(GPIO_FN_STATUS0, NULL);
+	gpio_request(GPIO_FN_STATUS2, NULL);
+	gpio_request(GPIO_FN_PDSTATUS, NULL);
+
 	/* enable SCIFA0 */
 	gpio_request(GPIO_FN_SCIF0_TXD, NULL);
 	gpio_request(GPIO_FN_SCIF0_RXD, NULL);
@@ -589,6 +647,10 @@ static int __init arch_setup(void)
 		 */
 		gpio_request(GPIO_PTF4, NULL);
 		gpio_direction_output(GPIO_PTF4, 1);
+
+		/* enable TouchScreen */
+		i2c_register_board_info(0, &ts_i2c_clients, 1);
+		set_irq_type(IRQ0, IRQ_TYPE_LEVEL_LOW);
 	}
 
 	/* enable CEU0 */
diff --git a/arch/sh/boards/mach-landisk/gio.c b/arch/sh/boards/mach-landisk/gio.c
index 25cdf7358000..528013188196 100644
--- a/arch/sh/boards/mach-landisk/gio.c
+++ b/arch/sh/boards/mach-landisk/gio.c
@@ -14,7 +14,6 @@
  */
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/smp_lock.h>
 #include <linux/kdev_t.h>
 #include <linux/cdev.h>
 #include <linux/fs.h>
@@ -35,7 +34,7 @@ static int gio_open(struct inode *inode, struct file *filp)
 	int minor;
 	int ret = -ENOENT;
 
-	lock_kernel();
+	preempt_disable();
 	minor = MINOR(inode->i_rdev);
 	if (minor < DEVCOUNT) {
 		if (openCnt > 0) {
@@ -45,7 +44,7 @@ static int gio_open(struct inode *inode, struct file *filp)
 			ret = 0;
 		}
 	}
-	unlock_kernel();
+	preempt_enable();
 	return ret;
 }
 
@@ -60,8 +59,7 @@ static int gio_close(struct inode *inode, struct file *filp)
 	return 0;
 }
 
-static int gio_ioctl(struct inode *inode, struct file *filp,
-			     unsigned int cmd, unsigned long arg)
+static long gio_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 {
 	unsigned int data;
 	static unsigned int addr = 0;
@@ -129,7 +127,7 @@ static const struct file_operations gio_fops = {
 	.owner = THIS_MODULE,
 	.open = gio_open,	/* open */
 	.release = gio_close,	/* release */
-	.ioctl = gio_ioctl,	/* ioctl */
+	.unlocked_ioctl = gio_ioctl,
 };
 
 static int __init gio_init(void)
diff --git a/arch/sh/boards/mach-rsk/devices-rsk7203.c b/arch/sh/boards/mach-rsk/devices-rsk7203.c
index 4af3a771c058..c37617e63220 100644
--- a/arch/sh/boards/mach-rsk/devices-rsk7203.c
+++ b/arch/sh/boards/mach-rsk/devices-rsk7203.c
@@ -11,10 +11,6 @@
 #include <linux/types.h>
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/partitions.h>
-#include <linux/mtd/physmap.h>
-#include <linux/mtd/map.h>
 #include <linux/smsc911x.h>
 #include <linux/gpio.h>
 #include <linux/leds.h>
diff --git a/arch/sh/boards/mach-rsk/setup.c b/arch/sh/boards/mach-rsk/setup.c
index af64d030a5c7..a5c0df785bfe 100644
--- a/arch/sh/boards/mach-rsk/setup.c
+++ b/arch/sh/boards/mach-rsk/setup.c
@@ -15,14 +15,12 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
 #include <linux/mtd/physmap.h>
+#ifdef CONFIG_MTD
 #include <linux/mtd/map.h>
+#endif
 #include <asm/machvec.h>
 #include <asm/io.h>
 
-static const char *probes[] = { "cmdlinepart", NULL };
-
-static struct mtd_partition *parsed_partitions;
-
 static struct mtd_partition rsk_partitions[] = {
 	{
 		.name		= "Bootloader",
@@ -41,6 +39,8 @@ static struct mtd_partition rsk_partitions[] = {
 };
 
 static struct physmap_flash_data flash_data = {
+	.parts		= rsk_partitions,
+	.nr_parts	= ARRAY_SIZE(rsk_partitions),
 	.width		= 2,
 };
 
@@ -60,7 +60,8 @@ static struct platform_device flash_device = {
 	},
 };
 
-static struct mtd_info *flash_mtd;
+#ifdef CONFIG_MTD
+static const char *probes[] = { "cmdlinepart", NULL };
 
 static struct map_info rsk_flash_map = {
 	.name		= "RSK+ Flash",
@@ -68,6 +69,10 @@ static struct map_info rsk_flash_map = {
 	.bankwidth	= 2,
 };
 
+static struct mtd_info *flash_mtd;
+
+static struct mtd_partition *parsed_partitions;
+
 static void __init set_mtd_partitions(void)
 {
 	int nr_parts = 0;
@@ -77,14 +82,14 @@ static void __init set_mtd_partitions(void)
 	nr_parts = parse_mtd_partitions(flash_mtd, probes,
 					&parsed_partitions, 0);
 	/* If there is no partition table, used the hard coded table */
-	if (nr_parts <= 0) {
-		flash_data.parts = rsk_partitions;
-		flash_data.nr_parts = ARRAY_SIZE(rsk_partitions);
-	} else {
+	if (nr_parts > 0) {
 		flash_data.nr_parts = nr_parts;
 		flash_data.parts = parsed_partitions;
 	}
 }
+#else
+static inline void set_mtd_partitions(void) {}
+#endif
 
 static struct platform_device *rsk_devices[] __initdata = {
 	&flash_device,
diff --git a/arch/sh/boards/mach-se/7724/setup.c b/arch/sh/boards/mach-se/7724/setup.c
index 00973e0f8c63..e78c3be8ad2f 100644
--- a/arch/sh/boards/mach-se/7724/setup.c
+++ b/arch/sh/boards/mach-se/7724/setup.c
@@ -22,6 +22,7 @@
 #include <linux/usb/r8a66597.h>
 #include <video/sh_mobile_lcdc.h>
 #include <media/sh_mobile_ceu.h>
+#include <sound/sh_fsi.h>
 #include <asm/io.h>
 #include <asm/heartbeat.h>
 #include <asm/sh_eth.h>
@@ -255,6 +256,65 @@ static struct platform_device ceu1_device = {
 	},
 };
 
+/* FSI */
+/*
+ * FSI-A use external clock which came from ak464x.
+ * So, we should change parent of fsi
+ */
+#define FCLKACR		0xa4150008
+static void fsimck_init(struct clk *clk)
+{
+	u32 status = ctrl_inl(clk->enable_reg);
+
+	/* use external clock */
+	status &= ~0x000000ff;
+	status |= 0x00000080;
+	ctrl_outl(status, clk->enable_reg);
+}
+
+static struct clk_ops fsimck_clk_ops = {
+	.init = fsimck_init,
+};
+
+static struct clk fsimcka_clk = {
+	.name		= "fsimcka_clk",
+	.id		= -1,
+	.ops		= &fsimck_clk_ops,
+	.enable_reg	= (void __iomem *)FCLKACR,
+	.rate		= 0, /* unknown */
+};
+
+struct sh_fsi_platform_info fsi_info = {
+	.porta_flags = SH_FSI_BRS_INV |
+		       SH_FSI_OUT_SLAVE_MODE |
+		       SH_FSI_IN_SLAVE_MODE |
+		       SH_FSI_OFMT(PCM) |
+		       SH_FSI_IFMT(PCM),
+};
+
+static struct resource fsi_resources[] = {
+	[0] = {
+		.name	= "FSI",
+		.start	= 0xFE3C0000,
+		.end	= 0xFE3C021d,
+		.flags	= IORESOURCE_MEM,
+	},
+	[1] = {
+		.start  = 108,
+		.flags  = IORESOURCE_IRQ,
+	},
+};
+
+static struct platform_device fsi_device = {
+	.name		= "sh_fsi",
+	.id		= 0,
+	.num_resources	= ARRAY_SIZE(fsi_resources),
+	.resource	= fsi_resources,
+	.dev	= {
+		.platform_data	= &fsi_info,
+	},
+};
+
 /* KEYSC in SoC (Needs SW33-2 set to ON) */
 static struct sh_keysc_info keysc_info = {
 	.mode = SH_KEYSC_MODE_1,
@@ -399,6 +459,7 @@ static struct platform_device *ms7724se_devices[] __initdata = {
 	&sh_eth_device,
 	&sh7724_usb0_host_device,
 	&sh7724_usb1_gadget_device,
+	&fsi_device,
 };
 
 #define EEPROM_OP   0xBA206000
@@ -466,11 +527,13 @@ static void __init sh_eth_init(void)
 static int __init devices_setup(void)
 {
 	u16 sw = ctrl_inw(SW4140); /* select camera, monitor */
+	struct clk *fsia_clk;
 
 	/* Reset Release */
 	ctrl_outw(ctrl_inw(FPGA_OUT) &
 		  ~((1 << 1)  | /* LAN */
 		    (1 << 6)  | /* VIDEO DAC */
+		    (1 << 7)  | /* AK4643 */
 		    (1 << 12) | /* USB0 */
 		    (1 << 14)), /* RMII */
 		  FPGA_OUT);
@@ -609,6 +672,32 @@ static int __init devices_setup(void)
 	gpio_request(GPIO_FN_KEYOUT1,     NULL);
 	gpio_request(GPIO_FN_KEYOUT0,     NULL);
 
+	/* enable FSI */
+	gpio_request(GPIO_FN_FSIMCKB,    NULL);
+	gpio_request(GPIO_FN_FSIMCKA,    NULL);
+	gpio_request(GPIO_FN_FSIOASD,    NULL);
+	gpio_request(GPIO_FN_FSIIABCK,   NULL);
+	gpio_request(GPIO_FN_FSIIALRCK,  NULL);
+	gpio_request(GPIO_FN_FSIOABCK,   NULL);
+	gpio_request(GPIO_FN_FSIOALRCK,  NULL);
+	gpio_request(GPIO_FN_CLKAUDIOAO, NULL);
+	gpio_request(GPIO_FN_FSIIBSD,    NULL);
+	gpio_request(GPIO_FN_FSIOBSD,    NULL);
+	gpio_request(GPIO_FN_FSIIBBCK,   NULL);
+	gpio_request(GPIO_FN_FSIIBLRCK,  NULL);
+	gpio_request(GPIO_FN_FSIOBBCK,   NULL);
+	gpio_request(GPIO_FN_FSIOBLRCK,  NULL);
+	gpio_request(GPIO_FN_CLKAUDIOBO, NULL);
+	gpio_request(GPIO_FN_FSIIASD,    NULL);
+
+	/* change parent of FSI A */
+	fsia_clk = clk_get(NULL, "fsia_clk");
+	clk_register(&fsimcka_clk);
+	clk_set_parent(fsia_clk, &fsimcka_clk);
+	clk_set_rate(fsia_clk, 11000);
+	clk_set_rate(&fsimcka_clk, 11000);
+	clk_put(fsia_clk);
+
 	/*
 	 * enable SH-Eth
 	 *
diff --git a/arch/sh/boot/Makefile b/arch/sh/boot/Makefile
index a1316872be6f..cb8cf5572e79 100644
--- a/arch/sh/boot/Makefile
+++ b/arch/sh/boot/Makefile
@@ -20,11 +20,12 @@ CONFIG_BOOT_LINK_OFFSET	?= 0x00800000
 CONFIG_ZERO_PAGE_OFFSET	?= 0x00001000
 CONFIG_ENTRY_OFFSET	?= 0x00001000
 
+suffix-y := bin
 suffix-$(CONFIG_KERNEL_GZIP)  := gz
 suffix-$(CONFIG_KERNEL_BZIP2) := bz2
 suffix-$(CONFIG_KERNEL_LZMA)  := lzma
 
-targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma
+targets := zImage vmlinux.srec romImage uImage uImage.srec uImage.gz uImage.bz2 uImage.lzma uImage.bin
 extra-y += vmlinux.bin vmlinux.bin.gz vmlinux.bin.bz2 vmlinux.bin.lzma
 subdir- := compressed romimage
 
@@ -88,6 +89,9 @@ $(obj)/uImage.gz: $(obj)/vmlinux.bin.gz
 $(obj)/uImage.lzma: $(obj)/vmlinux.bin.lzma
 	$(call if_changed,uimage,lzma)
 
+$(obj)/uImage.bin: $(obj)/vmlinux.bin
+	$(call if_changed,uimage,none)
+
 OBJCOPYFLAGS_vmlinux.srec := -I binary -O srec
 $(obj)/vmlinux.srec: $(obj)/compressed/vmlinux
 	$(call if_changed,objcopy)
diff --git a/arch/sh/boot/compressed/install.sh b/arch/sh/boot/compressed/install.sh
index 90589f0fec12..f9f41818b17e 100644
--- a/arch/sh/boot/compressed/install.sh
+++ b/arch/sh/boot/compressed/install.sh
@@ -23,8 +23,8 @@
 
 # User may have a custom install script
 
-if [ -x /sbin/installkernel ]; then
-  exec /sbin/installkernel "$@"
+if [ -x /sbin/${INSTALLKERNEL} ]; then
+  exec /sbin/${INSTALLKERNEL} "$@"
 fi
 
 if [ "$2" = "zImage" ]; then
diff --git a/arch/sh/configs/ap325rxa_defconfig b/arch/sh/configs/ap325rxa_defconfig
index 6c38a43594fc..2f78d01cc6c0 100644
--- a/arch/sh/configs/ap325rxa_defconfig
+++ b/arch/sh/configs/ap325rxa_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 16:04:11 2009
+# Linux kernel version: 2.6.31
+# Fri Sep 25 11:22:50 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -51,11 +60,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -88,18 +98,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -107,6 +118,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -119,7 +134,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -135,7 +150,7 @@ CONFIG_IOSCHED_CFQ=y
 CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -169,6 +184,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 CONFIG_CPU_SUBTYPE_SH7723=y
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -215,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -296,7 +313,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty1 console=ttySC5,38400 root=/dev/nfs ip=dhcp"
 
 #
@@ -316,7 +334,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+# CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -364,6 +388,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -393,6 +418,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -400,7 +426,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -413,6 +438,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -422,9 +448,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -480,6 +506,7 @@ CONFIG_MTD_PHYSMAP=y
 #
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -583,7 +610,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -637,12 +663,10 @@ CONFIG_SMSC911X=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -726,6 +750,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -736,6 +761,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
@@ -757,9 +783,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -780,6 +803,11 @@ CONFIG_SPI_GPIO=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_GPIO_SYSFS is not set
@@ -804,11 +832,15 @@ CONFIG_GPIOLIB=y
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -828,8 +860,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
 CONFIG_MEDIA_SUPPORT=y
 
@@ -957,6 +993,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 CONFIG_MMC_SPI=y
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -992,6 +1030,7 @@ CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1003,6 +1042,7 @@ CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1056,8 +1096,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1122,7 +1164,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1202,6 +1243,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1212,8 +1254,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1221,6 +1266,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1234,7 +1280,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1275,11 +1320,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1341,5 +1388,6 @@ CONFIG_CRC7=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/dreamcast_defconfig b/arch/sh/configs/dreamcast_defconfig
index 95717a041ed6..aedbd4f13046 100644
--- a/arch/sh/configs/dreamcast_defconfig
+++ b/arch/sh/configs/dreamcast_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:24:48 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:56:07 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,7 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -86,19 +96,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
 # CONFIG_OPROFILE is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -108,6 +119,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -120,7 +135,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -167,6 +182,7 @@ CONFIG_CPU_SUBTYPE_SH7091=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -218,6 +234,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -322,7 +339,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 panic=3"
 
 #
@@ -395,6 +413,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -424,6 +443,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -431,7 +451,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -444,6 +463,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 # CONFIG_STANDALONE is not set
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -496,7 +516,11 @@ CONFIG_HAVE_IDE=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -561,10 +585,7 @@ CONFIG_8139TOO=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -605,13 +626,14 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 #
 CONFIG_INPUT_KEYBOARD=y
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_KEYBOARD_MAPLE=y
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-CONFIG_KEYBOARD_MAPLE=y
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 CONFIG_INPUT_MOUSE=y
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_MOUSE_SERIAL is not set
@@ -675,11 +697,15 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -716,6 +742,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -807,7 +834,6 @@ CONFIG_LOGO_SUPERH_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -861,8 +887,10 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -922,7 +950,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -949,6 +976,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -958,8 +986,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -967,6 +998,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -980,7 +1012,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1012,11 +1043,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1079,5 +1112,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/ecovec24-romimage_defconfig b/arch/sh/configs/ecovec24-romimage_defconfig
index 9a22c64775be..0774924623cc 100644
--- a/arch/sh/configs/ecovec24-romimage_defconfig
+++ b/arch/sh/configs/ecovec24-romimage_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc7
-# Tue Sep  8 13:56:18 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:56:41 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -59,11 +59,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -79,15 +80,9 @@ CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
-CONFIG_INITRAMFS_ROOT_UID=0
-CONFIG_INITRAMFS_ROOT_GID=0
 CONFIG_RD_GZIP=y
 # CONFIG_RD_BZIP2 is not set
 # CONFIG_RD_LZMA is not set
-CONFIG_INITRAMFS_COMPRESSION_NONE=y
-# CONFIG_INITRAMFS_COMPRESSION_GZIP is not set
-# CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set
-# CONFIG_INITRAMFS_COMPRESSION_LZMA is not set
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
 CONFIG_ANON_INODES=y
@@ -107,20 +102,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -237,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -319,7 +314,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200"
 
 #
@@ -382,6 +378,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -422,6 +419,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -530,10 +528,7 @@ CONFIG_SH_ETH=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -625,6 +620,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -657,9 +653,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -693,11 +686,14 @@ CONFIG_GPIO_SYSFS=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -717,6 +713,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -771,6 +768,7 @@ CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
 # CONFIG_USB_HWA_HCD is not set
@@ -875,6 +873,7 @@ CONFIG_EXT2_FS=y
 # CONFIG_XFS_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 # CONFIG_FSNOTIFY is not set
 # CONFIG_DNOTIFY is not set
@@ -975,6 +974,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -989,7 +989,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_HAVE_FTRACE_SYSCALLS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
diff --git a/arch/sh/configs/ecovec24_defconfig b/arch/sh/configs/ecovec24_defconfig
index 2050a76683c3..ac6469718a2c 100644
--- a/arch/sh/configs/ecovec24_defconfig
+++ b/arch/sh/configs/ecovec24_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc7
-# Wed Aug 26 09:09:07 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:45:39 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -60,11 +60,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -97,20 +98,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -232,6 +232,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -314,7 +315,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty0, console=ttySC0,115200 root=/dev/nfs ip=dhcp mem=120M memchunk.vpu=4m"
 
 #
@@ -388,6 +390,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -417,6 +420,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -424,7 +428,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -437,6 +440,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -446,9 +450,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -504,6 +508,7 @@ CONFIG_MTD_PHYSMAP=y
 #
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -666,10 +671,7 @@ CONFIG_SH_ETH=y
 # CONFIG_KS8851 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -713,11 +715,15 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 CONFIG_KEYBOARD_SH_KEYSC=y
@@ -771,6 +777,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -804,9 +811,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -856,11 +860,15 @@ CONFIG_GPIOLIB=y
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -880,8 +888,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -936,8 +946,10 @@ CONFIG_SOC_CAMERA=y
 CONFIG_VIDEO_SH_MOBILE_CEU=y
 # CONFIG_V4L_USB_DRIVERS is not set
 CONFIG_RADIO_ADAPTERS=y
+# CONFIG_I2C_SI4713 is not set
+# CONFIG_RADIO_SI4713 is not set
 # CONFIG_USB_DSBR is not set
-# CONFIG_USB_SI470X is not set
+# CONFIG_RADIO_SI470X is not set
 # CONFIG_USB_MR800 is not set
 # CONFIG_RADIO_TEA5764 is not set
 # CONFIG_DAB is not set
@@ -1003,7 +1015,6 @@ CONFIG_LOGO_SUPERH_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1026,6 +1037,7 @@ CONFIG_USB_HID=y
 # CONFIG_HID_EZKEY is not set
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1070,6 +1082,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
 # CONFIG_USB_HWA_HCD is not set
@@ -1161,6 +1174,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 CONFIG_MMC_SPI=y
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -1208,6 +1223,7 @@ CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1265,6 +1281,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1329,7 +1346,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1409,6 +1425,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1423,7 +1440,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_HAVE_FTRACE_SYSCALLS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
@@ -1446,7 +1463,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1487,11 +1503,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
diff --git a/arch/sh/configs/edosk7705_defconfig b/arch/sh/configs/edosk7705_defconfig
index 497414c439f4..86c9bc050629 100644
--- a/arch/sh/configs/edosk7705_defconfig
+++ b/arch/sh/configs/edosk7705_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:25:35 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:57:13 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -13,6 +13,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -26,7 +27,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -36,17 +39,24 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SYSVIPC is not set
 # CONFIG_BSD_PROCESS_ACCT is not set
 
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_CGROUPS is not set
@@ -70,18 +80,19 @@ CONFIG_EMBEDDED=y
 # CONFIG_EVENTFD is not set
 CONFIG_SHMEM=y
 # CONFIG_AIO is not set
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_COMPAT_BRK is not set
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -89,6 +100,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_BASE_SMALL=1
@@ -125,6 +140,7 @@ CONFIG_CPU_SUBTYPE_SH7705=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -165,7 +181,6 @@ CONFIG_SPARSEMEM_MANUAL=y
 CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -173,6 +188,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -250,7 +266,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -321,11 +338,14 @@ CONFIG_HAVE_IDE=y
 # CONFIG_R3964 is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -409,6 +429,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_DEBUG_KERNEL is not set
@@ -416,8 +437,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -425,6 +449,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -449,4 +474,5 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/edosk7760_defconfig b/arch/sh/configs/edosk7760_defconfig
index 77684ed91270..4c0f82b7def2 100644
--- a/arch/sh/configs/edosk7760_defconfig
+++ b/arch/sh/configs/edosk7760_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:25:55 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:57:30 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION="_edosk7760"
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -51,11 +60,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=17
@@ -91,19 +101,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -112,6 +123,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -124,7 +139,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -171,6 +186,7 @@ CONFIG_CPU_SUBTYPE_SH7760=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -216,6 +232,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -304,7 +321,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x02000000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="mem=64M console=ttySC2,115200 root=/dev/nfs rw nfsroot=192.168.0.3:/scripts/filesys ip=192.168.0.4"
 
 #
@@ -367,6 +385,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -396,6 +415,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -403,7 +423,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -416,6 +435,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -426,9 +446,9 @@ CONFIG_DEBUG_DEVRES=y
 CONFIG_MTD=y
 CONFIG_MTD_DEBUG=y
 CONFIG_MTD_DEBUG_VERBOSE=0
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -563,10 +583,7 @@ CONFIG_SMC91X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -649,6 +666,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -659,6 +677,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH7760=y
 # CONFIG_I2C_SH_MOBILE is not set
@@ -680,20 +699,21 @@ CONFIG_I2C_SH7760=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 CONFIG_I2C_DEBUG_CORE=y
 CONFIG_I2C_DEBUG_ALGO=y
 CONFIG_I2C_DEBUG_BUS=y
 CONFIG_I2C_DEBUG_CHIP=y
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -712,8 +732,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
@@ -837,8 +859,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -900,7 +924,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -974,6 +997,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_UNUSED_SYMBOLS=y
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1010,18 +1034,23 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
@@ -1029,6 +1058,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1045,11 +1075,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe80000
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1064,7 +1094,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_HASH=y
@@ -1100,11 +1129,13 @@ CONFIG_CRYPTO_HASH2=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1168,5 +1199,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/espt_defconfig b/arch/sh/configs/espt_defconfig
index 881128eeab35..9b785517abcf 100644
--- a/arch/sh/configs/espt_defconfig
+++ b/arch/sh/configs/espt_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:27:21 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:58:18 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -48,11 +57,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -92,19 +102,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -114,6 +126,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -125,7 +142,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -173,6 +190,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 CONFIG_CPU_SUBTYPE_SH7763=y
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -214,7 +232,6 @@ CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
 # CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -222,6 +239,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -303,7 +321,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/nfs ip=bootp"
 
 #
@@ -371,6 +390,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -412,6 +432,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -421,9 +442,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -477,6 +498,7 @@ CONFIG_MTD_CFI_UTIL=y
 CONFIG_MTD_COMPLEX_MAPPINGS=y
 CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PHYSMAP_COMPAT is not set
+# CONFIG_MTD_GPIO_ADDR is not set
 # CONFIG_MTD_PLATRAM is not set
 
 #
@@ -554,7 +576,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -610,10 +631,7 @@ CONFIG_SH_ETH=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -705,11 +723,15 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -819,6 +841,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -888,6 +911,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -930,8 +954,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -997,7 +1023,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1071,6 +1096,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1082,11 +1108,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1096,6 +1126,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1109,7 +1140,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1141,11 +1171,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1208,5 +1240,6 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/hp6xx_defconfig b/arch/sh/configs/hp6xx_defconfig
index 3249d46fdc13..f59be446f829 100644
--- a/arch/sh/configs/hp6xx_defconfig
+++ b/arch/sh/configs/hp6xx_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:28:12 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 17:59:45 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 # CONFIG_SYSVIPC is not set
 CONFIG_BSD_PROCESS_ACCT=y
@@ -46,11 +55,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -81,18 +91,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -100,6 +111,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -107,7 +122,7 @@ CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -154,6 +169,7 @@ CONFIG_CPU_SUBTYPE_SH7709=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -199,6 +215,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -288,7 +305,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -322,6 +340,7 @@ CONFIG_SUSPEND=y
 CONFIG_SUSPEND_FREEZER=y
 # CONFIG_HIBERNATION is not set
 CONFIG_APM_EMULATION=y
+# CONFIG_PM_RUNTIME is not set
 # CONFIG_CPU_IDLE is not set
 # CONFIG_NET is not set
 
@@ -390,7 +409,6 @@ CONFIG_BLK_DEV_SD=y
 # CONFIG_SCSI_SAS_LIBSAS is not set
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -399,6 +417,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -428,13 +447,14 @@ CONFIG_INPUT_EVDEV=y
 #
 CONFIG_INPUT_KEYBOARD=y
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_KEYBOARD_HP6XX=y
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-CONFIG_KEYBOARD_HP6XX=y
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -452,6 +472,7 @@ CONFIG_TOUCHSCREEN_HP600=y
 # CONFIG_TOUCHSCREEN_TOUCHRIGHT is not set
 # CONFIG_TOUCHSCREEN_TOUCHWIN is not set
 # CONFIG_TOUCHSCREEN_TOUCHIT213 is not set
+# CONFIG_TOUCHSCREEN_W90X900 is not set
 # CONFIG_INPUT_MISC is not set
 
 #
@@ -507,11 +528,15 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -663,7 +688,9 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -725,7 +752,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 
 #
 # Partition Types
@@ -782,6 +808,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -791,8 +818,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -800,6 +830,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -813,7 +844,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -854,11 +884,13 @@ CONFIG_CRYPTO_PCBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -920,4 +952,5 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/kfr2r09-romimage_defconfig b/arch/sh/configs/kfr2r09-romimage_defconfig
index c0f9263e1387..02590e127f74 100644
--- a/arch/sh/configs/kfr2r09-romimage_defconfig
+++ b/arch/sh/configs/kfr2r09-romimage_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc6
-# Thu Aug 20 15:09:16 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:01:48 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -58,11 +58,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -78,15 +79,9 @@ CONFIG_SYSFS_DEPRECATED_V2=y
 # CONFIG_NAMESPACES is not set
 CONFIG_BLK_DEV_INITRD=y
 CONFIG_INITRAMFS_SOURCE=""
-CONFIG_INITRAMFS_ROOT_UID=0
-CONFIG_INITRAMFS_ROOT_GID=0
 CONFIG_RD_GZIP=y
 # CONFIG_RD_BZIP2 is not set
 # CONFIG_RD_LZMA is not set
-# CONFIG_INITRAMFS_COMPRESSION_NONE is not set
-CONFIG_INITRAMFS_COMPRESSION_GZIP=y
-# CONFIG_INITRAMFS_COMPRESSION_BZIP2 is not set
-# CONFIG_INITRAMFS_COMPRESSION_LZMA is not set
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 CONFIG_SYSCTL=y
 CONFIG_ANON_INODES=y
@@ -106,20 +101,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -173,6 +167,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 CONFIG_CPU_SUBTYPE_SH7724=y
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -219,6 +214,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -301,7 +297,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 quiet"
 
 #
@@ -324,6 +321,7 @@ CONFIG_BINFMT_ELF=y
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
 # CONFIG_SUSPEND is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -362,6 +360,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -402,6 +401,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -489,6 +489,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -520,9 +521,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -556,11 +554,14 @@ CONFIG_GPIO_SYSFS=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -580,6 +581,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -718,6 +720,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -732,7 +735,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_HAVE_FTRACE_SYSCALLS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
diff --git a/arch/sh/configs/kfr2r09_defconfig b/arch/sh/configs/kfr2r09_defconfig
index cef61319d2f4..8ae65d294b11 100644
--- a/arch/sh/configs/kfr2r09_defconfig
+++ b/arch/sh/configs/kfr2r09_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc6
-# Thu Aug 20 21:58:52 2009
+# Linux kernel version: 2.6.31
+# Fri Sep 25 11:54:22 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -60,11 +60,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -102,20 +103,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -190,6 +190,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 CONFIG_CPU_SUBTYPE_SH7724=y
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -236,6 +237,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -319,7 +321,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty0 console=ttySC1,115200"
 
 #
@@ -343,6 +346,7 @@ CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
 # CONFIG_SUSPEND is not set
 # CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 CONFIG_CPU_IDLE_GOV_MENU=y
@@ -383,6 +387,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -423,6 +428,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -432,9 +438,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -500,7 +506,12 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_DOC2001 is not set
 # CONFIG_MTD_DOC2001PLUS is not set
 # CONFIG_MTD_NAND is not set
-# CONFIG_MTD_ONENAND is not set
+CONFIG_MTD_ONENAND=y
+# CONFIG_MTD_ONENAND_VERIFY_WRITE is not set
+CONFIG_MTD_ONENAND_GENERIC=y
+# CONFIG_MTD_ONENAND_OTP is not set
+# CONFIG_MTD_ONENAND_2X_PROGRAM is not set
+# CONFIG_MTD_ONENAND_SIM is not set
 
 #
 # LPDDR flash memory drivers
@@ -564,11 +575,15 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
 # CONFIG_KEYBOARD_GPIO is not set
 # CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
 # CONFIG_KEYBOARD_SUNKBD is not set
 CONFIG_KEYBOARD_SH_KEYSC=y
@@ -621,6 +636,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -653,9 +669,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -689,11 +702,14 @@ CONFIG_GPIO_SYSFS=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -713,6 +729,7 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
 # CONFIG_AB3100_CORE is not set
@@ -856,6 +873,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
@@ -941,6 +960,7 @@ CONFIG_UIO_PDRV_GENIRQ=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1002,6 +1022,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1016,7 +1037,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_HAVE_FTRACE_SYSCALLS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
diff --git a/arch/sh/configs/landisk_defconfig b/arch/sh/configs/landisk_defconfig
index ba05739fda21..c2a9a3996388 100644
--- a/arch/sh/configs/landisk_defconfig
+++ b/arch/sh/configs/landisk_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:28:45 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:05:49 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -83,19 +93,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -104,6 +115,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -116,7 +131,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -163,6 +178,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -208,6 +224,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -295,7 +312,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -411,6 +429,7 @@ CONFIG_IP_NF_QUEUE=m
 # CONFIG_IP_NF_ARPTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -442,6 +461,7 @@ CONFIG_ATALK=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -449,7 +469,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -462,6 +481,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -631,6 +651,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
 # CONFIG_SCSI_DH is not set
@@ -653,7 +674,11 @@ CONFIG_MD_RAID1=m
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -729,6 +754,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -754,10 +780,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -868,10 +891,20 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -886,9 +919,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -910,6 +941,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -928,11 +960,11 @@ CONFIG_DUMMY_CONSOLE=y
 CONFIG_FONT_8x16=y
 CONFIG_SOUND=m
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 # CONFIG_SND is not set
 CONFIG_SOUND_PRIME=m
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -961,6 +993,7 @@ CONFIG_HID_CYPRESS=m
 CONFIG_HID_EZKEY=m
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=m
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=m
 # CONFIG_LOGITECH_FF is not set
@@ -1011,6 +1044,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1177,8 +1211,10 @@ CONFIG_REISERFS_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1251,7 +1287,6 @@ CONFIG_ROMFS_ON_BLOCK=y
 CONFIG_UFS_FS=m
 # CONFIG_UFS_FS_WRITE is not set
 # CONFIG_UFS_DEBUG is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=m
 CONFIG_NFS_V3=y
@@ -1331,6 +1366,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1340,8 +1376,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1350,6 +1389,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1363,7 +1403,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1395,11 +1434,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1462,5 +1503,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/lboxre2_defconfig b/arch/sh/configs/lboxre2_defconfig
index c0bc2fd033b9..ec0c0b432c74 100644
--- a/arch/sh/configs/lboxre2_defconfig
+++ b/arch/sh/configs/lboxre2_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:29:50 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:09:59 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -83,19 +93,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -104,6 +115,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -116,7 +131,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -163,6 +178,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -208,6 +224,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -295,7 +312,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 root=/dev/sda1"
 
 #
@@ -411,6 +429,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_IP_NF_ARPTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -440,6 +459,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -447,7 +467,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -460,6 +479,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -572,12 +592,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -599,6 +621,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -627,6 +650,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_PCMCIA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -645,7 +669,11 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -725,6 +753,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -750,10 +779,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -863,10 +889,20 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -881,9 +917,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -905,6 +939,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -923,7 +958,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1021,8 +1055,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1089,7 +1125,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -1155,6 +1190,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1164,8 +1200,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1174,6 +1213,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1187,7 +1227,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1219,11 +1258,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1286,5 +1327,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/magicpanelr2_defconfig b/arch/sh/configs/magicpanelr2_defconfig
index c5859e82d916..79091e3e32c4 100644
--- a/arch/sh/configs/magicpanelr2_defconfig
+++ b/arch/sh/configs/magicpanelr2_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:30:31 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:10:49 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 # CONFIG_GROUP_SCHED is not set
@@ -91,18 +101,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -111,6 +122,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -123,7 +138,7 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 CONFIG_MODULE_SRCVERSION_ALL=y
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -170,6 +185,7 @@ CONFIG_CPU_SUBTYPE_SH7720=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -215,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -306,7 +323,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -368,6 +386,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -397,6 +416,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -404,7 +424,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -417,6 +436,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 # CONFIG_STANDALONE is not set
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 CONFIG_FW_LOADER=y
@@ -428,9 +448,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 # CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set
@@ -589,10 +609,7 @@ CONFIG_SMSC911X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -631,13 +648,15 @@ CONFIG_INPUT_EVDEV=y
 #
 CONFIG_INPUT_KEYBOARD=y
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_MATRIX is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 CONFIG_INPUT_MOUSE=y
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_MOUSE_SERIAL is not set
@@ -701,6 +720,11 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_DEBUG_GPIO is not set
@@ -721,11 +745,14 @@ CONFIG_GPIOLIB=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -829,8 +856,10 @@ CONFIG_JBD=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -900,7 +929,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -976,6 +1004,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1006,24 +1035,30 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1036,16 +1071,15 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xa4430000
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1077,5 +1111,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/microdev_defconfig b/arch/sh/configs/microdev_defconfig
index e5a21e1d625c..6bb5976aff2a 100644
--- a/arch/sh/configs/microdev_defconfig
+++ b/arch/sh/configs/microdev_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:31:56 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:14:35 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 # CONFIG_SYSVIPC is not set
 # CONFIG_POSIX_MQUEUE is not set
@@ -49,11 +58,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -87,18 +97,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -106,6 +117,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -113,7 +128,7 @@ CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -160,6 +175,7 @@ CONFIG_CPU_SH4=y
 CONFIG_CPU_SUBTYPE_SH4_202=y
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -211,6 +227,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -296,7 +313,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/hda1"
 
 #
@@ -364,6 +382,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -393,6 +412,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -400,7 +420,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -413,6 +432,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -499,10 +519,7 @@ CONFIG_SMC91X=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -561,10 +578,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -575,9 +602,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -662,8 +687,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -726,12 +753,12 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -803,6 +830,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -812,8 +840,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -821,6 +852,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -834,7 +866,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -875,11 +906,13 @@ CONFIG_CRYPTO_ECB=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -943,5 +976,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/migor_defconfig b/arch/sh/configs/migor_defconfig
index b18cfd39cac6..65018283c3a8 100644
--- a/arch/sh/configs/migor_defconfig
+++ b/arch/sh/configs/migor_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 16:06:48 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:17:41 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,7 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -89,19 +99,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -111,6 +123,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -122,7 +139,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -138,7 +155,7 @@ CONFIG_DEFAULT_AS=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="anticipatory"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -173,6 +190,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -224,6 +242,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -308,7 +327,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty0 console=ttySC0,115200 earlyprintk=serial ip=on root=/dev/nfs ip=dhcp"
 
 #
@@ -328,7 +348,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+# CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -376,6 +402,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -406,6 +433,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -414,7 +442,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -427,6 +454,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -436,9 +464,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -585,7 +613,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -621,10 +648,7 @@ CONFIG_SMC91X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -659,14 +683,19 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 CONFIG_KEYBOARD_SH_KEYSC=y
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -715,6 +744,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -725,6 +755,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
@@ -746,15 +777,17 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_GPIO_SYSFS is not set
@@ -777,11 +810,14 @@ CONFIG_GPIOLIB=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -801,8 +837,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 CONFIG_MEDIA_SUPPORT=y
 
@@ -922,7 +960,6 @@ CONFIG_LOGO_SUPERH_VGA16=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -952,13 +989,13 @@ CONFIG_USB_GADGET_SELECTED=y
 # CONFIG_USB_GADGET_LH7A40X is not set
 # CONFIG_USB_GADGET_OMAP is not set
 # CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_R8A66597 is not set
 # CONFIG_USB_GADGET_PXA27X is not set
 # CONFIG_USB_GADGET_S3C_HSOTG is not set
-# CONFIG_USB_GADGET_S3C2410 is not set
 # CONFIG_USB_GADGET_IMX is not set
+# CONFIG_USB_GADGET_S3C2410 is not set
 CONFIG_USB_GADGET_M66592=y
 CONFIG_USB_M66592=y
-CONFIG_SUPERH_BUILT_IN_M66592=y
 # CONFIG_USB_GADGET_AMD5536UDC is not set
 # CONFIG_USB_GADGET_FSL_QE is not set
 # CONFIG_USB_GADGET_CI13XXX is not set
@@ -1017,6 +1054,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1064,8 +1102,10 @@ CONFIG_UIO_PDRV_GENIRQ=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -1126,7 +1166,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1161,6 +1200,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1172,11 +1212,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1188,6 +1232,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe00000
 CONFIG_EARLY_PRINTK=y
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1201,7 +1246,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
 CONFIG_CRYPTO_BLKCIPHER2=y
@@ -1240,11 +1284,13 @@ CONFIG_CRYPTO_WORKQUEUE=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1308,5 +1354,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/polaris_defconfig b/arch/sh/configs/polaris_defconfig
index 67edd3f3f9ba..7fc1952419aa 100644
--- a/arch/sh/configs/polaris_defconfig
+++ b/arch/sh/configs/polaris_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:33:28 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:20:53 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_AUDIT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -91,18 +101,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -111,6 +122,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -123,7 +138,7 @@ CONFIG_MODULE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -170,6 +185,7 @@ CONFIG_CPU_SUBTYPE_SH7709=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -215,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -302,7 +319,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 root=/dev/mtdblock2 rootfstype=jffs2 mem=63M mtdparts=physmap-flash.0:0x00100000(bootloader)ro,0x00500000(Kernel)ro,0x00A00000(Filesystem)"
 
 #
@@ -363,6 +381,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -403,6 +422,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -414,9 +434,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -577,10 +597,7 @@ CONFIG_SMSC911X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -666,11 +683,15 @@ CONFIG_UNIX98_PTYS=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -770,8 +791,10 @@ CONFIG_RTC_DRV_SH=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -841,7 +864,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -877,6 +899,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -916,18 +939,23 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 CONFIG_DEBUG_SG=y
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
@@ -935,6 +963,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -947,16 +976,15 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 CONFIG_EARLY_SCIF_CONSOLE=y
-CONFIG_EARLY_SCIF_CONSOLE_PORT=0x00000000
+CONFIG_EARLY_SCIF_CONSOLE_PORT=0xa4000150
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -987,5 +1015,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/r7780mp_defconfig b/arch/sh/configs/r7780mp_defconfig
index 107a8e337ecc..903b021e8d93 100644
--- a/arch/sh/configs/r7780mp_defconfig
+++ b/arch/sh/configs/r7780mp_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:34:44 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:24:31 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,8 +29,10 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_IO_TRAPPED=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -92,20 +102,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=m
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -115,6 +127,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -126,7 +143,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -174,6 +191,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 CONFIG_CPU_SUBTYPE_SH7780=y
@@ -229,6 +247,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -315,7 +334,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1"
 
 #
@@ -396,6 +416,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 CONFIG_STP=m
@@ -428,6 +449,7 @@ CONFIG_LLC=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -436,7 +458,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -449,6 +470,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -460,9 +482,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -513,6 +535,7 @@ CONFIG_MTD_COMPLEX_MAPPINGS=y
 CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PHYSMAP_COMPAT is not set
 # CONFIG_MTD_PCI is not set
+# CONFIG_MTD_GPIO_ADDR is not set
 # CONFIG_MTD_INTEL_VR_NOR is not set
 # CONFIG_MTD_PLATRAM is not set
 
@@ -651,11 +674,13 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -677,6 +702,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -704,6 +730,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -722,7 +749,11 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -804,6 +835,7 @@ CONFIG_R8169=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -829,10 +861,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -873,13 +902,17 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -933,6 +966,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -961,6 +995,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 CONFIG_I2C_HIGHLANDER=y
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SH_MOBILE is not set
@@ -987,19 +1022,26 @@ CONFIG_I2C_HIGHLANDER=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1049,6 +1091,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1060,7 +1103,6 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 CONFIG_THERMAL=y
 # CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
@@ -1081,14 +1123,17 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1101,11 +1146,11 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_DISPLAY_SUPPORT is not set
 CONFIG_SOUND=m
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 # CONFIG_SND is not set
 CONFIG_SOUND_PRIME=m
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1169,6 +1214,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1221,8 +1267,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1289,12 +1337,12 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
@@ -1370,6 +1418,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1404,21 +1453,27 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -1427,6 +1482,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1445,11 +1501,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe00000
 # CONFIG_EARLY_PRINTK is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1464,7 +1520,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1506,11 +1561,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1573,5 +1630,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/r7785rp_defconfig b/arch/sh/configs/r7785rp_defconfig
index 8a3dc300db4a..27ff46c13a87 100644
--- a/arch/sh/configs/r7785rp_defconfig
+++ b/arch/sh/configs/r7785rp_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:37:20 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:29:23 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,8 +30,10 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_IO_TRAPPED=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -41,6 +44,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -56,12 +65,12 @@ CONFIG_AUDIT_TREE=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
-# CONFIG_TREE_RCU is not set
-CONFIG_PREEMPT_RCU=y
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
 CONFIG_RCU_TRACE=y
-# CONFIG_TREE_RCU_TRACE is not set
-CONFIG_PREEMPT_RCU_TRACE=y
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
+CONFIG_TREE_RCU_TRACE=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -93,20 +102,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
@@ -117,6 +128,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -129,7 +145,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -178,6 +194,7 @@ CONFIG_CPU_SHX2=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -231,7 +248,6 @@ CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
 # CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -239,6 +255,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -338,7 +355,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1"
 
 #
@@ -419,6 +437,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 CONFIG_STP=m
@@ -452,6 +471,7 @@ CONFIG_LLC=m
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -460,7 +480,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -473,6 +492,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -591,11 +611,13 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -617,6 +639,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -644,6 +667,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -662,7 +686,11 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -721,6 +749,7 @@ CONFIG_R8169=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -746,10 +775,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -790,14 +816,19 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -851,6 +882,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -879,6 +911,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 CONFIG_I2C_HIGHLANDER=y
 # CONFIG_I2C_OCORES is not set
@@ -906,15 +939,17 @@ CONFIG_I2C_HIGHLANDER=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_DEBUG_GPIO is not set
@@ -935,14 +970,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -993,6 +1038,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1004,9 +1050,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1026,14 +1070,17 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1099,11 +1146,11 @@ CONFIG_FB_SH_MOBILE_LCDC=m
 # CONFIG_LOGO is not set
 CONFIG_SOUND=m
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 # CONFIG_SND is not set
 CONFIG_SOUND_PRIME=m
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -1167,6 +1214,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1219,8 +1267,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1286,12 +1336,12 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
@@ -1367,6 +1417,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1401,22 +1452,29 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -1425,6 +1483,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1442,11 +1501,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_4KSTACKS=y
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1461,7 +1520,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1503,11 +1561,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1571,5 +1631,6 @@ CONFIG_AUDIT_GENERIC=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/rsk7201_defconfig b/arch/sh/configs/rsk7201_defconfig
index 55c3656a75c1..c40db12e9ad7 100644
--- a/arch/sh/configs/rsk7201_defconfig
+++ b/arch/sh/configs/rsk7201_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:39:54 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:34:29 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_BSD_PROCESS_ACCT=y
@@ -45,11 +54,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 # CONFIG_IKCONFIG_PROC is not set
 CONFIG_LOG_BUF_SHIFT=14
@@ -86,19 +96,21 @@ CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_AIO is not set
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -107,6 +119,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -117,7 +134,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -165,6 +182,7 @@ CONFIG_CPU_SUBTYPE_SH7201=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -285,7 +303,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=serial ignore_loglevel"
 
 #
@@ -309,6 +328,7 @@ CONFIG_BINFMT_SHARED_FLAT=y
 #
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 # CONFIG_NET is not set
@@ -327,9 +347,9 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 # CONFIG_SYS_HYPERVISOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 # CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set
@@ -498,6 +518,11 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
@@ -597,7 +622,9 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 # CONFIG_FILE_LOCKING is not set
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -632,7 +659,6 @@ CONFIG_INOTIFY_USER=y
 CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
-# CONFIG_TMPFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
 CONFIG_MISC_FILESYSTEMS=y
@@ -668,7 +694,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 
 #
 # Partition Types
@@ -686,6 +711,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -698,11 +724,15 @@ CONFIG_STACKTRACE=y
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -712,6 +742,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -741,4 +772,5 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/rsk7203_defconfig b/arch/sh/configs/rsk7203_defconfig
index 69e619967b7b..5cabdb3a84fb 100644
--- a/arch/sh/configs/rsk7203_defconfig
+++ b/arch/sh/configs/rsk7203_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:40:44 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:35:04 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_POSIX_MQUEUE=y
@@ -50,11 +59,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 # CONFIG_IKCONFIG_PROC is not set
 CONFIG_LOG_BUF_SHIFT=14
@@ -93,19 +103,21 @@ CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -114,6 +126,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -124,7 +141,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -172,6 +189,7 @@ CONFIG_CPU_SUBTYPE_SH7203=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -308,7 +326,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=serial ignore_loglevel"
 
 #
@@ -332,6 +351,7 @@ CONFIG_BINFMT_SHARED_FLAT=y
 #
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 CONFIG_NET=y
@@ -373,6 +393,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -403,6 +424,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -410,7 +432,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -432,9 +453,9 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_REDBOOT_PARTS=y
 CONFIG_MTD_REDBOOT_DIRECTORY_BLOCK=-1
 # CONFIG_MTD_REDBOOT_PARTS_UNALLOCATED is not set
@@ -591,10 +612,7 @@ CONFIG_SMSC911X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -679,6 +697,11 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_DEBUG_GPIO is not set
@@ -699,6 +722,10 @@ CONFIG_GPIOLIB=y
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
@@ -741,7 +768,6 @@ CONFIG_VIDEO_OUTPUT_CONTROL=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -764,6 +790,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -811,6 +838,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
 # CONFIG_USB_HWA_HCD is not set
@@ -954,8 +982,10 @@ CONFIG_RTC_DRV_SH=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -990,7 +1020,6 @@ CONFIG_INOTIFY_USER=y
 CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
-# CONFIG_TMPFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
 CONFIG_MISC_FILESYSTEMS=y
@@ -1016,7 +1045,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1090,6 +1118,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1129,22 +1158,28 @@ CONFIG_DEBUG_WRITECOUNT=y
 CONFIG_DEBUG_LIST=y
 CONFIG_DEBUG_SG=y
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -1152,6 +1187,7 @@ CONFIG_FTRACE=y
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1170,10 +1206,10 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xfffe8000
 CONFIG_EARLY_PRINTK=y
-CONFIG_DEBUG_BOOTMEM=y
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1203,5 +1239,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/rts7751r2d1_defconfig b/arch/sh/configs/rts7751r2d1_defconfig
index c6e9b1c0fa3e..f521e82cc19e 100644
--- a/arch/sh/configs/rts7751r2d1_defconfig
+++ b/arch/sh/configs/rts7751r2d1_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:42:26 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:36:25 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,8 +29,10 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_IO_TRAPPED=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -84,20 +94,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -107,6 +119,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -118,7 +135,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -165,6 +182,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -210,6 +228,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -303,7 +322,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00010000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty0 console=ttySC0,115200 root=/dev/sda1 earlyprintk=serial"
 
 #
@@ -378,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -408,6 +429,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -416,7 +438,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -429,6 +450,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -542,11 +564,13 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -568,6 +592,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -595,6 +620,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -613,7 +639,11 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -673,6 +703,7 @@ CONFIG_8139TOO=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
@@ -694,6 +725,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -719,10 +751,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -840,10 +869,20 @@ CONFIG_SPI_SH_SCI=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_ADCXX is not set
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
@@ -862,9 +901,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -880,12 +917,15 @@ CONFIG_SSB_POSSIBLE=y
 CONFIG_MFD_SM501=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -969,6 +1009,7 @@ CONFIG_LOGO=y
 CONFIG_LOGO_SUPERH_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=m
 CONFIG_SND_TIMER=m
 CONFIG_SND_PCM=m
@@ -1071,7 +1112,6 @@ CONFIG_SOUND_PRIME=m
 CONFIG_AC97_BUS=m
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1094,6 +1134,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1142,6 +1183,7 @@ CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1213,6 +1255,7 @@ CONFIG_USB_LIBUSUAL=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1252,6 +1295,7 @@ CONFIG_RTC_INTF_DEV=y
 CONFIG_RTC_DRV_R9701=y
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1293,8 +1337,10 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1357,7 +1403,6 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -1423,6 +1468,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1434,11 +1480,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1450,6 +1500,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe80000
 CONFIG_EARLY_PRINTK=y
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1463,7 +1514,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1495,11 +1545,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1562,5 +1614,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/rts7751r2dplus_defconfig b/arch/sh/configs/rts7751r2dplus_defconfig
index bc10469d31f0..a156cd1e0617 100644
--- a/arch/sh/configs/rts7751r2dplus_defconfig
+++ b/arch/sh/configs/rts7751r2dplus_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:43:19 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:39:48 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,8 +29,10 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_IO_TRAPPED=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -84,20 +94,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -107,6 +119,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -118,7 +135,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -165,6 +182,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -210,6 +228,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -303,7 +322,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00010000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty0 console=ttySC0,115200 root=/dev/sda1 earlyprintk=serial"
 
 #
@@ -378,6 +398,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -408,6 +429,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -416,7 +438,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -429,6 +450,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -438,9 +460,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -499,6 +521,7 @@ CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PMC551 is not set
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -627,11 +650,13 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -653,6 +678,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -680,6 +706,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -698,7 +725,11 @@ CONFIG_PATA_PLATFORM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -758,6 +789,7 @@ CONFIG_8139TOO=y
 # CONFIG_SUNDANCE is not set
 # CONFIG_TLAN is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 # CONFIG_VIA_RHINE is not set
 # CONFIG_SC92031 is not set
 # CONFIG_ATL2 is not set
@@ -779,6 +811,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -804,10 +837,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -925,10 +955,20 @@ CONFIG_SPI_SH_SCI=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_ADCXX is not set
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
@@ -947,9 +987,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
 # CONFIG_SENSORS_LIS3_SPI is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -965,12 +1003,15 @@ CONFIG_SSB_POSSIBLE=y
 CONFIG_MFD_SM501=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 CONFIG_VIDEO_OUTPUT_CONTROL=m
@@ -1054,6 +1095,7 @@ CONFIG_LOGO=y
 CONFIG_LOGO_SUPERH_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=m
 CONFIG_SND_TIMER=m
 CONFIG_SND_PCM=m
@@ -1156,7 +1198,6 @@ CONFIG_SOUND_PRIME=m
 CONFIG_AC97_BUS=m
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1179,6 +1220,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1227,6 +1269,7 @@ CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1298,6 +1341,7 @@ CONFIG_USB_LIBUSUAL=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1337,6 +1381,7 @@ CONFIG_RTC_INTF_DEV=y
 CONFIG_RTC_DRV_R9701=y
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1378,8 +1423,10 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1443,7 +1490,6 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -1509,6 +1555,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1520,11 +1567,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1536,6 +1587,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe80000
 CONFIG_EARLY_PRINTK=y
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1549,7 +1601,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1581,11 +1632,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1648,5 +1701,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sdk7780_defconfig b/arch/sh/configs/sdk7780_defconfig
index 753fb276e9f5..055536b5c5cd 100644
--- a/arch/sh/configs/sdk7780_defconfig
+++ b/arch/sh/configs/sdk7780_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:43:54 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:40:25 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION="_SDK7780"
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=18
@@ -88,20 +98,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -110,6 +121,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -122,7 +137,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-CONFIG_LBD=y
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -170,6 +185,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 CONFIG_CPU_SUBTYPE_SH7780=y
@@ -225,6 +241,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -314,7 +331,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x01800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="mem=128M console=tty0 console=ttySC0,115200 ip=bootp root=/dev/nfs nfsroot=192.168.0.1:/home/rootfs"
 
 #
@@ -435,6 +453,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -496,6 +515,7 @@ CONFIG_NET_SCH_FIFO=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -503,7 +523,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -516,6 +535,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -677,12 +697,14 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_LOWLEVEL_PCMCIA is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -704,6 +726,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -732,6 +755,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_PCMCIA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -760,7 +784,11 @@ CONFIG_BLK_DEV_DM=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -804,10 +832,7 @@ CONFIG_SMC91X=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -862,12 +887,13 @@ CONFIG_INPUT_EVDEV=y
 #
 CONFIG_INPUT_KEYBOARD=y
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 CONFIG_INPUT_MOUSE=y
 CONFIG_MOUSE_PS2=y
 CONFIG_MOUSE_PS2_ALPS=y
@@ -875,6 +901,7 @@ CONFIG_MOUSE_PS2_LOGIPS2PP=y
 CONFIG_MOUSE_PS2_SYNAPTICS=y
 CONFIG_MOUSE_PS2_TRACKPOINT=y
 # CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
 # CONFIG_MOUSE_PS2_TOUCHKIT is not set
 # CONFIG_MOUSE_SERIAL is not set
 # CONFIG_MOUSE_APPLETOUCH is not set
@@ -947,6 +974,11 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 CONFIG_POWER_SUPPLY=y
 # CONFIG_POWER_SUPPLY_DEBUG is not set
@@ -954,7 +986,6 @@ CONFIG_POWER_SUPPLY=y
 # CONFIG_BATTERY_DS2760 is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -986,6 +1017,7 @@ CONFIG_SSB_DRIVER_PCICORE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1072,11 +1104,11 @@ CONFIG_LOGO_SUPERH_VGA16=y
 CONFIG_LOGO_SUPERH_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 # CONFIG_SND is not set
 CONFIG_SOUND_PRIME=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1099,6 +1131,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1149,6 +1182,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
@@ -1278,6 +1312,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1345,7 +1380,6 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1425,6 +1459,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_UNUSED_SYMBOLS=y
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1461,18 +1496,23 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
@@ -1480,6 +1520,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1495,11 +1536,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1514,7 +1555,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_HASH=y
@@ -1550,11 +1590,13 @@ CONFIG_CRYPTO_HASH2=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1617,5 +1659,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7206_defconfig b/arch/sh/configs/se7206_defconfig
index 8dd2f130e491..1cd1777aa436 100644
--- a/arch/sh/configs/se7206_defconfig
+++ b/arch/sh/configs/se7206_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:46:15 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:45:28 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +42,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
 CONFIG_POSIX_MQUEUE=y
@@ -53,12 +62,12 @@ CONFIG_AUDIT_TREE=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
-# CONFIG_TREE_RCU is not set
-CONFIG_PREEMPT_RCU=y
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
 CONFIG_RCU_TRACE=y
-# CONFIG_TREE_RCU_TRACE is not set
-CONFIG_PREEMPT_RCU_TRACE=y
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
+CONFIG_TREE_RCU_TRACE=y
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -105,19 +114,21 @@ CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_COMPAT_BRK is not set
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -126,6 +137,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -137,7 +153,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -185,6 +201,7 @@ CONFIG_CPU_SUBTYPE_SH7206=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -319,7 +336,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC3,115200 ignore_loglevel earlyprintk=serial"
 
 #
@@ -389,6 +407,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -419,6 +438,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -426,7 +446,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -448,9 +467,9 @@ CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -588,10 +607,7 @@ CONFIG_SMC91X=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -647,11 +663,15 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -746,8 +766,10 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -782,8 +804,6 @@ CONFIG_INOTIFY_USER=y
 CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_CONFIGFS_FS=y
 CONFIG_MISC_FILESYSTEMS=y
@@ -809,7 +829,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -846,6 +865,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -882,20 +902,27 @@ CONFIG_DEBUG_VM=y
 CONFIG_DEBUG_LIST=y
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -904,6 +931,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -920,10 +948,10 @@ CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -938,7 +966,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_HASH=y
@@ -974,11 +1001,13 @@ CONFIG_CRYPTO_HASH2=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=y
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1046,5 +1075,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7343_defconfig b/arch/sh/configs/se7343_defconfig
index 18f46debf92a..5531444b808c 100644
--- a/arch/sh/configs/se7343_defconfig
+++ b/arch/sh/configs/se7343_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:47:07 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:46:55 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -88,18 +98,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -108,6 +119,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -119,7 +134,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -135,7 +150,7 @@ CONFIG_DEFAULT_DEADLINE=y
 # CONFIG_DEFAULT_CFQ is not set
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="deadline"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -169,6 +184,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -214,6 +230,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -296,7 +313,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200"
 
 #
@@ -316,7 +334,12 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -360,6 +383,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -389,6 +413,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -396,7 +421,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -418,9 +442,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -560,10 +584,7 @@ CONFIG_NETDEVICES=y
 CONFIG_MII=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -671,6 +692,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -681,6 +703,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
 # CONFIG_I2C_SIMTEC is not set
@@ -702,20 +725,21 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -734,8 +758,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
@@ -788,6 +814,7 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_LOGO is not set
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 CONFIG_SND=y
 CONFIG_SND_TIMER=y
 CONFIG_SND_PCM=y
@@ -822,7 +849,6 @@ CONFIG_SND_USB=y
 # CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -845,6 +871,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -877,6 +904,7 @@ CONFIG_USB_ANNOUNCE_NEW_DEVICES=y
 CONFIG_USB_DEVICEFS=y
 CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_SUSPEND is not set
 # CONFIG_USB_OTG is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
@@ -891,6 +919,7 @@ CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_OXU210HP_HCD is not set
 CONFIG_USB_ISP116X_HCD=y
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 # CONFIG_USB_R8A66597_HCD is not set
 # CONFIG_USB_HWA_HCD is not set
@@ -990,8 +1019,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -1028,8 +1059,6 @@ CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
@@ -1062,7 +1091,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1140,6 +1168,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1149,8 +1178,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1160,6 +1192,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffe00000
 CONFIG_EARLY_PRINTK=y
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1173,7 +1206,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1205,11 +1237,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1273,5 +1307,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7619_defconfig b/arch/sh/configs/se7619_defconfig
index 724bb77c9dc9..6921b199b1d6 100644
--- a/arch/sh/configs/se7619_defconfig
+++ b/arch/sh/configs/se7619_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:47:56 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:50:05 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,17 +40,24 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SYSVIPC is not set
 # CONFIG_BSD_PROCESS_ACCT is not set
 
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -73,31 +83,36 @@ CONFIG_SIGNALFD=y
 CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 # CONFIG_VM_EVENT_COUNTERS is not set
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
 CONFIG_BASE_SMALL=1
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -144,6 +159,7 @@ CONFIG_CPU_SUBTYPE_SH7619=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -262,7 +278,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -469,11 +486,15 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -507,7 +528,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -559,7 +579,9 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -594,7 +616,6 @@ CONFIG_INOTIFY_USER=y
 CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 # CONFIG_SYSFS is not set
-# CONFIG_TMPFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ADFS_FS is not set
@@ -619,7 +640,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 
 #
 # Partition Types
@@ -637,6 +657,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_DEBUG_KERNEL is not set
@@ -645,8 +666,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -654,6 +678,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -680,4 +705,5 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7705_defconfig b/arch/sh/configs/se7705_defconfig
index 6ca6a2fc06e9..3abb06879f02 100644
--- a/arch/sh/configs/se7705_defconfig
+++ b/arch/sh/configs/se7705_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:48:18 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:50:52 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 # CONFIG_SYSVIPC is not set
 # CONFIG_POSIX_MQUEUE is not set
@@ -48,11 +57,12 @@ CONFIG_LOCALVERSION_AUTO=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -83,18 +93,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -102,6 +113,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -113,7 +128,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -160,6 +175,7 @@ CONFIG_CPU_SUBTYPE_SH7705=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -205,6 +221,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -289,7 +306,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -355,6 +373,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -384,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -391,7 +411,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -409,9 +428,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -547,10 +566,7 @@ CONFIG_STNIC=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -642,10 +658,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -656,9 +682,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -692,7 +716,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -746,7 +769,9 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -815,7 +840,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -849,6 +873,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_DEBUG_KERNEL is not set
@@ -857,8 +882,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -866,6 +894,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -878,7 +907,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -910,11 +938,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -979,5 +1009,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7712_defconfig b/arch/sh/configs/se7712_defconfig
index b8aae11bc8fa..1a43cfecb392 100644
--- a/arch/sh/configs/se7712_defconfig
+++ b/arch/sh/configs/se7712_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:49:00 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:53:32 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -13,6 +13,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -26,7 +27,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -36,6 +39,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -84,18 +94,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -104,6 +115,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -115,7 +130,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -162,6 +177,7 @@ CONFIG_CPU_SUBTYPE_SH7712=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -207,6 +223,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -291,7 +308,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1"
 
 #
@@ -368,6 +386,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -433,6 +452,7 @@ CONFIG_NET_SCH_FIFO=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -440,7 +460,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -464,9 +483,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -597,7 +616,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -605,6 +623,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -658,10 +677,7 @@ CONFIG_SH_ETH=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -719,11 +735,15 @@ CONFIG_HW_RANDOM=m
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -828,8 +848,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -866,8 +888,6 @@ CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
@@ -900,7 +920,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -935,6 +954,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -964,24 +984,30 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -994,14 +1020,13 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 # CONFIG_DUMP_CODE is not set
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1016,7 +1041,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1059,11 +1083,13 @@ CONFIG_CRYPTO_PCBC=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1127,5 +1153,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7721_defconfig b/arch/sh/configs/se7721_defconfig
index 306e21c4253d..b8a3c8c4bac3 100644
--- a/arch/sh/configs/se7721_defconfig
+++ b/arch/sh/configs/se7721_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:50:49 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:57:11 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -13,6 +13,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -89,18 +99,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -109,6 +120,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -120,7 +135,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -167,6 +182,7 @@ CONFIG_CPU_SUBTYPE_SH7721=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -212,6 +228,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -296,7 +313,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda2"
 
 #
@@ -373,6 +391,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -438,6 +457,7 @@ CONFIG_NET_SCH_FIFO=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -445,7 +465,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -469,9 +488,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -606,6 +625,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -621,10 +641,7 @@ CONFIG_NETDEVICES=y
 # CONFIG_NET_ETHERNET is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -672,12 +689,13 @@ CONFIG_INPUT_EVDEV=y
 #
 CONFIG_INPUT_KEYBOARD=y
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 CONFIG_INPUT_MOUSE=y
 # CONFIG_MOUSE_PS2 is not set
 # CONFIG_MOUSE_SERIAL is not set
@@ -725,6 +743,11 @@ CONFIG_UNIX98_PTYS=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
@@ -762,7 +785,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -785,6 +807,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -831,6 +854,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -900,6 +924,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -961,8 +986,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -1002,8 +1029,6 @@ CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
@@ -1036,7 +1061,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 # CONFIG_NETWORK_FILESYSTEMS is not set
 
 #
@@ -1095,6 +1119,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1124,24 +1149,30 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1154,14 +1185,13 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 # CONFIG_DUMP_CODE is not set
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1176,7 +1206,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1219,11 +1248,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1287,5 +1318,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7722_defconfig b/arch/sh/configs/se7722_defconfig
index 619438299847..d709b7f35ace 100644
--- a/arch/sh/configs/se7722_defconfig
+++ b/arch/sh/configs/se7722_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 12:54:24 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:57:41 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,7 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -91,19 +101,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
 # CONFIG_OPROFILE is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -113,6 +124,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -125,7 +141,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -141,7 +157,7 @@ CONFIG_IOSCHED_NOOP=y
 # CONFIG_DEFAULT_CFQ is not set
 CONFIG_DEFAULT_NOOP=y
 CONFIG_DEFAULT_IOSCHED="noop"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -176,6 +192,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -233,6 +250,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -317,7 +335,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -336,7 +355,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+# CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -381,6 +406,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -410,6 +436,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -417,7 +444,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -430,6 +456,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -494,7 +521,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -502,6 +528,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -535,10 +562,7 @@ CONFIG_SMC91X=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -577,12 +601,13 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 #
 CONFIG_INPUT_KEYBOARD=y
 CONFIG_KEYBOARD_ATKBD=y
-# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -631,10 +656,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -645,9 +680,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -681,7 +714,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -778,8 +810,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -839,7 +873,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -866,6 +899,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -878,8 +912,11 @@ CONFIG_DEBUG_FS=y
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
@@ -889,6 +926,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -902,7 +940,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -934,11 +971,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1002,5 +1041,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7724_defconfig b/arch/sh/configs/se7724_defconfig
index 3ee783a0a075..56b0b9ff9e05 100644
--- a/arch/sh/configs/se7724_defconfig
+++ b/arch/sh/configs/se7724_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Mon Jun 29 16:28:43 2009
+# Linux kernel version: 2.6.31
+# Fri Sep 25 11:50:59 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -42,6 +42,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -54,11 +60,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -91,20 +98,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -144,7 +150,7 @@ CONFIG_IOSCHED_CFQ=y
 CONFIG_DEFAULT_CFQ=y
 # CONFIG_DEFAULT_NOOP is not set
 CONFIG_DEFAULT_IOSCHED="cfq"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -178,6 +184,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 CONFIG_CPU_SUBTYPE_SH7724=y
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -224,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -249,6 +257,8 @@ CONFIG_CPU_HAS_FPU=y
 #
 CONFIG_SOLUTION_ENGINE=y
 CONFIG_SH_7724_SOLUTION_ENGINE=y
+# CONFIG_SH_KFR2R09 is not set
+# CONFIG_SH_ECOVEC is not set
 
 #
 # Timer and clock configuration
@@ -269,7 +279,10 @@ CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 #
 # DMA support
 #
-# CONFIG_SH_DMA is not set
+CONFIG_SH_DMA_API=y
+CONFIG_SH_DMA=y
+CONFIG_NR_ONCHIP_DMA_CHANNELS=12
+# CONFIG_NR_DMA_CHANNELS_BOOL is not set
 
 #
 # Companion Chips
@@ -305,7 +318,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=tty1 console=ttySC3,115200 root=/dev/nfs ip=dhcp memchunk.vpu=4m"
 
 #
@@ -325,7 +339,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+# CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -373,6 +393,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -402,6 +423,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -409,7 +431,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -422,6 +443,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -431,9 +453,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -489,6 +511,7 @@ CONFIG_MTD_PHYSMAP=y
 #
 # CONFIG_MTD_DATAFLASH is not set
 # CONFIG_MTD_M25P80 is not set
+# CONFIG_MTD_SST25L is not set
 # CONFIG_MTD_SLRAM is not set
 # CONFIG_MTD_PHRAM is not set
 # CONFIG_MTD_MTDRAM is not set
@@ -648,12 +671,10 @@ CONFIG_SMC91X=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -697,14 +718,19 @@ CONFIG_INPUT_EVDEV=y
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 CONFIG_KEYBOARD_SH_KEYSC=y
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -754,6 +780,7 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -764,6 +791,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
@@ -786,9 +814,6 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -838,11 +863,15 @@ CONFIG_GPIOLIB=y
 #
 # CONFIG_GPIO_MAX7301 is not set
 # CONFIG_GPIO_MCP23S08 is not set
+# CONFIG_GPIO_MC33880 is not set
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -862,8 +891,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
 # CONFIG_AB3100_CORE is not set
 # CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
@@ -876,24 +907,24 @@ CONFIG_VIDEO_DEV=y
 CONFIG_VIDEO_V4L2_COMMON=y
 # CONFIG_VIDEO_ALLOW_V4L1 is not set
 CONFIG_VIDEO_V4L1_COMPAT=y
-# CONFIG_DVB_CORE is not set
-CONFIG_VIDEO_MEDIA=y
+CONFIG_DVB_CORE=m
+CONFIG_VIDEO_MEDIA=m
 
 #
 # Multimedia drivers
 #
 # CONFIG_MEDIA_ATTACH is not set
-CONFIG_MEDIA_TUNER=y
+CONFIG_MEDIA_TUNER=m
 # CONFIG_MEDIA_TUNER_CUSTOMISE is not set
-CONFIG_MEDIA_TUNER_SIMPLE=y
-CONFIG_MEDIA_TUNER_TDA8290=y
-CONFIG_MEDIA_TUNER_TDA9887=y
-CONFIG_MEDIA_TUNER_TEA5761=y
-CONFIG_MEDIA_TUNER_TEA5767=y
-CONFIG_MEDIA_TUNER_MT20XX=y
-CONFIG_MEDIA_TUNER_XC2028=y
-CONFIG_MEDIA_TUNER_XC5000=y
-CONFIG_MEDIA_TUNER_MC44S803=y
+CONFIG_MEDIA_TUNER_SIMPLE=m
+CONFIG_MEDIA_TUNER_TDA8290=m
+CONFIG_MEDIA_TUNER_TDA9887=m
+CONFIG_MEDIA_TUNER_TEA5761=m
+CONFIG_MEDIA_TUNER_TEA5767=m
+CONFIG_MEDIA_TUNER_MT20XX=m
+CONFIG_MEDIA_TUNER_XC2028=m
+CONFIG_MEDIA_TUNER_XC5000=m
+CONFIG_MEDIA_TUNER_MC44S803=m
 CONFIG_VIDEO_V4L2=y
 CONFIG_VIDEOBUF_GEN=y
 CONFIG_VIDEOBUF_DMA_CONTIG=y
@@ -904,6 +935,7 @@ CONFIG_VIDEO_HELPER_CHIPS_AUTO=y
 # CONFIG_VIDEO_VIVI is not set
 # CONFIG_VIDEO_SAA5246A is not set
 # CONFIG_VIDEO_SAA5249 is not set
+# CONFIG_VIDEO_AU0828 is not set
 CONFIG_SOC_CAMERA=y
 # CONFIG_SOC_CAMERA_MT9M001 is not set
 # CONFIG_SOC_CAMERA_MT9M111 is not set
@@ -919,15 +951,18 @@ CONFIG_USB_VIDEO_CLASS_INPUT_EVDEV=y
 CONFIG_USB_GSPCA=m
 # CONFIG_USB_M5602 is not set
 # CONFIG_USB_STV06XX is not set
+# CONFIG_USB_GL860 is not set
 # CONFIG_USB_GSPCA_CONEX is not set
 # CONFIG_USB_GSPCA_ETOMS is not set
 # CONFIG_USB_GSPCA_FINEPIX is not set
+# CONFIG_USB_GSPCA_JEILINJ is not set
 # CONFIG_USB_GSPCA_MARS is not set
 # CONFIG_USB_GSPCA_MR97310A is not set
 # CONFIG_USB_GSPCA_OV519 is not set
 # CONFIG_USB_GSPCA_OV534 is not set
 # CONFIG_USB_GSPCA_PAC207 is not set
 # CONFIG_USB_GSPCA_PAC7311 is not set
+# CONFIG_USB_GSPCA_SN9C20X is not set
 # CONFIG_USB_GSPCA_SONIXB is not set
 # CONFIG_USB_GSPCA_SONIXJ is not set
 # CONFIG_USB_GSPCA_SPCA500 is not set
@@ -957,6 +992,26 @@ CONFIG_USB_PWC_INPUT_EVDEV=y
 # CONFIG_USB_STKWEBCAM is not set
 # CONFIG_USB_S2255 is not set
 # CONFIG_RADIO_ADAPTERS is not set
+CONFIG_DVB_MAX_ADAPTERS=8
+# CONFIG_DVB_DYNAMIC_MINORS is not set
+CONFIG_DVB_CAPTURE_DRIVERS=y
+# CONFIG_TTPCI_EEPROM is not set
+
+#
+# Supported USB Adapters
+#
+# CONFIG_DVB_USB is not set
+# CONFIG_SMS_SIANO_MDTV is not set
+
+#
+# Supported FlexCopII (B2C2) Adapters
+#
+# CONFIG_DVB_B2C2_FLEXCOP is not set
+
+#
+# Supported DVB Frontends
+#
+# CONFIG_DVB_FE_CUSTOMISE is not set
 # CONFIG_DAB is not set
 
 #
@@ -1017,10 +1072,80 @@ CONFIG_LOGO=y
 # CONFIG_LOGO_SUPERH_MONO is not set
 # CONFIG_LOGO_SUPERH_VGA16 is not set
 CONFIG_LOGO_SUPERH_CLUT224=y
-# CONFIG_SOUND is not set
+CONFIG_SOUND=y
+# CONFIG_SOUND_OSS_CORE is not set
+CONFIG_SND=m
+CONFIG_SND_TIMER=m
+CONFIG_SND_PCM=m
+CONFIG_SND_JACK=y
+# CONFIG_SND_SEQUENCER is not set
+# CONFIG_SND_MIXER_OSS is not set
+# CONFIG_SND_PCM_OSS is not set
+# CONFIG_SND_DYNAMIC_MINORS is not set
+# CONFIG_SND_SUPPORT_OLD_API is not set
+CONFIG_SND_VERBOSE_PROCFS=y
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+# CONFIG_SND_RAWMIDI_SEQ is not set
+# CONFIG_SND_OPL3_LIB_SEQ is not set
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+# CONFIG_SND_DRIVERS is not set
+# CONFIG_SND_SPI is not set
+# CONFIG_SND_SUPERH is not set
+CONFIG_SND_USB=y
+# CONFIG_SND_USB_AUDIO is not set
+# CONFIG_SND_USB_CAIAQ is not set
+CONFIG_SND_SOC=m
+
+#
+# SoC Audio support for SuperH
+#
+CONFIG_SND_SOC_SH4_FSI=m
+CONFIG_SND_FSI_AK4642=y
+CONFIG_SND_SOC_I2C_AND_SPI=m
+CONFIG_SND_SOC_ALL_CODECS=m
+CONFIG_SND_SOC_WM_HUBS=m
+CONFIG_SND_SOC_AD1836=m
+CONFIG_SND_SOC_AD1938=m
+CONFIG_SND_SOC_AD73311=m
+CONFIG_SND_SOC_AK4104=m
+CONFIG_SND_SOC_AK4535=m
+CONFIG_SND_SOC_AK4642=m
+CONFIG_SND_SOC_CS4270=m
+CONFIG_SND_SOC_L3=m
+CONFIG_SND_SOC_PCM3008=m
+CONFIG_SND_SOC_SPDIF=m
+CONFIG_SND_SOC_SSM2602=m
+CONFIG_SND_SOC_TLV320AIC23=m
+CONFIG_SND_SOC_TLV320AIC26=m
+CONFIG_SND_SOC_TLV320AIC3X=m
+CONFIG_SND_SOC_UDA134X=m
+CONFIG_SND_SOC_UDA1380=m
+CONFIG_SND_SOC_WM8510=m
+CONFIG_SND_SOC_WM8523=m
+CONFIG_SND_SOC_WM8580=m
+CONFIG_SND_SOC_WM8728=m
+CONFIG_SND_SOC_WM8731=m
+CONFIG_SND_SOC_WM8750=m
+CONFIG_SND_SOC_WM8753=m
+CONFIG_SND_SOC_WM8776=m
+CONFIG_SND_SOC_WM8900=m
+CONFIG_SND_SOC_WM8903=m
+CONFIG_SND_SOC_WM8940=m
+CONFIG_SND_SOC_WM8960=m
+CONFIG_SND_SOC_WM8961=m
+CONFIG_SND_SOC_WM8971=m
+CONFIG_SND_SOC_WM8974=m
+CONFIG_SND_SOC_WM8988=m
+CONFIG_SND_SOC_WM8990=m
+CONFIG_SND_SOC_WM8993=m
+CONFIG_SND_SOC_WM9081=m
+CONFIG_SND_SOC_MAX9877=m
+# CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1043,6 +1168,7 @@ CONFIG_USB_HID=y
 # CONFIG_HID_EZKEY is not set
 # CONFIG_HID_KYE is not set
 # CONFIG_HID_GYRATION is not set
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 # CONFIG_HID_LOGITECH is not set
 # CONFIG_HID_MICROSOFT is not set
@@ -1072,6 +1198,7 @@ CONFIG_USB=y
 # CONFIG_USB_DEVICEFS is not set
 CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_SUSPEND is not set
 # CONFIG_USB_OTG is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
@@ -1086,9 +1213,11 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
 # CONFIG_USB_HWA_HCD is not set
+# CONFIG_USB_GADGET_MUSB_HDRC is not set
 
 #
 # USB Device Class drivers
@@ -1151,9 +1280,46 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
-# CONFIG_USB_GADGET is not set
+CONFIG_USB_GADGET=y
+# CONFIG_USB_GADGET_DEBUG_FILES is not set
+CONFIG_USB_GADGET_VBUS_DRAW=2
+CONFIG_USB_GADGET_SELECTED=y
+# CONFIG_USB_GADGET_AT91 is not set
+# CONFIG_USB_GADGET_ATMEL_USBA is not set
+# CONFIG_USB_GADGET_FSL_USB2 is not set
+# CONFIG_USB_GADGET_LH7A40X is not set
+# CONFIG_USB_GADGET_OMAP is not set
+# CONFIG_USB_GADGET_PXA25X is not set
+CONFIG_USB_GADGET_R8A66597=y
+CONFIG_USB_R8A66597=y
+# CONFIG_USB_GADGET_PXA27X is not set
+# CONFIG_USB_GADGET_S3C_HSOTG is not set
+# CONFIG_USB_GADGET_IMX is not set
+# CONFIG_USB_GADGET_S3C2410 is not set
+# CONFIG_USB_GADGET_M66592 is not set
+# CONFIG_USB_GADGET_AMD5536UDC is not set
+# CONFIG_USB_GADGET_FSL_QE is not set
+# CONFIG_USB_GADGET_CI13XXX is not set
+# CONFIG_USB_GADGET_NET2280 is not set
+# CONFIG_USB_GADGET_GOKU is not set
+# CONFIG_USB_GADGET_LANGWELL is not set
+# CONFIG_USB_GADGET_DUMMY_HCD is not set
+CONFIG_USB_GADGET_DUALSPEED=y
+# CONFIG_USB_ZERO is not set
+# CONFIG_USB_AUDIO is not set
+CONFIG_USB_ETH=m
+CONFIG_USB_ETH_RNDIS=y
+# CONFIG_USB_ETH_EEM is not set
+CONFIG_USB_GADGETFS=m
+CONFIG_USB_FILE_STORAGE=m
+# CONFIG_USB_FILE_STORAGE_TEST is not set
+CONFIG_USB_G_SERIAL=m
+# CONFIG_USB_MIDI_GADGET is not set
+# CONFIG_USB_G_PRINTER is not set
+# CONFIG_USB_CDC_COMPOSITE is not set
 
 #
 # OTG and related infrastructure
@@ -1176,6 +1342,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 CONFIG_MMC_SPI=y
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
@@ -1223,6 +1391,7 @@ CONFIG_RTC_DRV_PCF8563=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1279,6 +1448,7 @@ CONFIG_FS_POSIX_ACL=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1343,7 +1513,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1423,6 +1592,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1433,8 +1603,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1442,6 +1615,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1455,7 +1629,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1496,11 +1669,13 @@ CONFIG_CRYPTO_CBC=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1562,5 +1737,6 @@ CONFIG_CRC7=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7750_defconfig b/arch/sh/configs/se7750_defconfig
index 564bf7bdce6b..7bc926c17b79 100644
--- a/arch/sh/configs/se7750_defconfig
+++ b/arch/sh/configs/se7750_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:00:01 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 18:58:58 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -84,18 +94,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -104,6 +115,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -115,7 +130,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -162,6 +177,7 @@ CONFIG_CPU_SUBTYPE_SH7750=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -207,6 +223,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -291,7 +308,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -358,6 +376,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -387,6 +406,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -394,7 +414,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -412,9 +431,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -563,7 +582,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -599,10 +617,7 @@ CONFIG_STNIC=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -665,10 +680,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -679,9 +704,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -766,8 +789,10 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -838,7 +863,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -885,6 +909,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -894,8 +919,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -903,6 +931,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -916,7 +945,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -948,11 +976,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1016,5 +1046,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7751_defconfig b/arch/sh/configs/se7751_defconfig
index eb431c43e994..c20ae5e35c81 100644
--- a/arch/sh/configs/se7751_defconfig
+++ b/arch/sh/configs/se7751_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:02:26 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:01:41 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -87,18 +97,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -107,6 +118,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -118,7 +133,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -165,6 +180,7 @@ CONFIG_CPU_SUBTYPE_SH7751=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -210,6 +226,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -295,7 +312,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00010000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,38400"
 
 #
@@ -382,6 +400,7 @@ CONFIG_IP_NF_QUEUE=y
 # CONFIG_IP_NF_ARPTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -411,6 +430,7 @@ CONFIG_IP_NF_QUEUE=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -418,7 +438,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -436,9 +455,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -574,10 +593,7 @@ CONFIG_MII=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -632,10 +648,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -646,9 +672,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -734,8 +758,10 @@ CONFIG_EXT2_FS=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -806,7 +832,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -833,6 +858,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -842,8 +868,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -851,6 +880,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -864,7 +894,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -896,11 +925,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -965,5 +996,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/se7780_defconfig b/arch/sh/configs/se7780_defconfig
index 756beec5fb28..82baeef40a96 100644
--- a/arch/sh/configs/se7780_defconfig
+++ b/arch/sh/configs/se7780_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:03:56 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:03:59 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -48,11 +57,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -81,19 +91,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -101,6 +112,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -112,7 +128,8 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
+CONFIG_BLK_DEV_BSG=y
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
 #
@@ -159,6 +176,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 CONFIG_CPU_SUBTYPE_SH7780=y
@@ -199,7 +217,6 @@ CONFIG_SPARSEMEM_MANUAL=y
 CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -207,6 +224,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -287,8 +305,9 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00810000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
-CONFIG_CMDLINE="console=ttySC0.115200 root=/dev/sda1"
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
+CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/sda1"
 
 #
 # Bus options
@@ -382,6 +401,7 @@ CONFIG_IPV6=y
 # CONFIG_BT is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -389,7 +409,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 
@@ -406,9 +425,9 @@ CONFIG_STANDALONE=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -549,6 +568,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SPI_ATTRS is not set
 # CONFIG_SCSI_FC_ATTRS is not set
 # CONFIG_SCSI_ISCSI_ATTRS is not set
+# CONFIG_SCSI_SAS_ATTRS is not set
 # CONFIG_SCSI_SAS_LIBSAS is not set
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
@@ -587,11 +607,13 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -612,6 +634,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD64X is not set
 # CONFIG_PATA_CS5520 is not set
@@ -630,6 +653,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_NS87410 is not set
 # CONFIG_PATA_NS87415 is not set
 # CONFIG_PATA_PDC_OLD is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -648,8 +672,13 @@ CONFIG_SATA_SIL=y
 #
 
 #
-# A new alternative FireWire stack is available with EXPERIMENTAL=y
+# You can enable one or both FireWire driver stacks.
 #
+
+#
+# See the help texts for more information.
+#
+# CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
 # CONFIG_I2O is not set
 CONFIG_NETDEVICES=y
@@ -724,10 +753,7 @@ CONFIG_NET_PCI=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -821,10 +847,19 @@ CONFIG_UNIX98_PTYS=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_IT87 is not set
 # CONFIG_SENSORS_PC87360 is not set
 # CONFIG_SENSORS_SIS5595 is not set
@@ -833,7 +868,6 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 CONFIG_THERMAL=y
 # CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
@@ -857,6 +891,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -937,11 +972,11 @@ CONFIG_LOGO_LINUX_CLUT224=y
 CONFIG_LOGO_SUPERH_CLUT224=y
 CONFIG_SOUND=y
 CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
 # CONFIG_SND is not set
 CONFIG_SOUND_PRIME=y
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -964,6 +999,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1009,6 +1045,7 @@ CONFIG_USB_EHCI_HCD=y
 # CONFIG_USB_EHCI_ROOT_HUB_TT is not set
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1243,6 +1280,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1253,8 +1291,11 @@ CONFIG_DEBUG_FS=y
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
@@ -1263,6 +1304,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1276,7 +1318,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_NULL is not set
@@ -1309,6 +1350,7 @@ CONFIG_CRYPTO=y
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1371,5 +1413,6 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh03_defconfig b/arch/sh/configs/sh03_defconfig
index 7fedaaee861d..dd0e8900afb7 100644
--- a/arch/sh/configs/sh03_defconfig
+++ b/arch/sh/configs/sh03_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:04:41 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:07:14 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,7 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -53,11 +62,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -91,20 +101,22 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=m
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -114,6 +126,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -126,7 +143,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 CONFIG_MODVERSIONS=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -173,6 +190,7 @@ CONFIG_CPU_SUBTYPE_SH7751=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -218,6 +236,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -302,7 +321,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00004000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 mem=64M root=/dev/nfs"
 
 #
@@ -382,6 +402,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -412,6 +433,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -419,7 +441,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -432,6 +453,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 # CONFIG_STANDALONE is not set
 # CONFIG_PREVENT_FIRMWARE_BUILD is not set
 # CONFIG_FW_LOADER is not set
@@ -591,6 +613,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
@@ -603,7 +626,11 @@ CONFIG_SCSI_LOWLEVEL=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -679,6 +706,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -704,10 +732,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -804,10 +829,20 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -822,9 +857,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -861,6 +894,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -879,7 +913,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -944,8 +977,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1011,12 +1046,12 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
@@ -1108,6 +1143,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1119,11 +1155,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1134,6 +1174,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 # CONFIG_EARLY_PRINTK is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1147,7 +1188,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1189,11 +1229,13 @@ CONFIG_CRYPTO_ECB=m
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1259,5 +1301,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7710voipgw_defconfig b/arch/sh/configs/sh7710voipgw_defconfig
index c296ca5d95cb..662156ec9211 100644
--- a/arch/sh/configs/sh7710voipgw_defconfig
+++ b/arch/sh/configs/sh7710voipgw_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:06:13 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:11:49 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -49,11 +58,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 CONFIG_GROUP_SCHED=y
@@ -87,18 +97,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -107,6 +118,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -118,7 +134,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -165,6 +181,7 @@ CONFIG_CPU_SUBTYPE_SH7710=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -210,6 +227,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -292,7 +310,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -374,6 +393,7 @@ CONFIG_NETFILTER_ADVANCED=y
 # CONFIG_IP_NF_ARPTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -440,6 +460,7 @@ CONFIG_NET_SCH_FIFO=y
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -447,7 +468,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -469,9 +489,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -605,10 +625,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -686,6 +703,11 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
@@ -723,7 +745,6 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 # CONFIG_HID_PID is not set
 
@@ -775,8 +796,10 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -813,8 +836,6 @@ CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 # CONFIG_CONFIGFS_FS is not set
@@ -847,7 +868,6 @@ CONFIG_JFFS2_RTIME=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -874,6 +894,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -883,8 +904,11 @@ CONFIG_DEBUG_FS=y
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
@@ -893,6 +917,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -906,7 +931,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -938,11 +962,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1006,5 +1032,6 @@ CONFIG_ZLIB_DEFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7724_generic_defconfig b/arch/sh/configs/sh7724_generic_defconfig
index ba26be1b4134..e06719a30ba1 100644
--- a/arch/sh/configs/sh7724_generic_defconfig
+++ b/arch/sh/configs/sh7724_generic_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:06:48 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:14:00 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -46,14 +55,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
 CONFIG_TREE_RCU=y
-# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_PREEMPT_RCU is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_FANOUT=32
 # CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_GROUP_SCHED=y
@@ -92,19 +99,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_COMPAT_BRK is not set
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -113,13 +122,18 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -169,6 +183,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 CONFIG_CPU_SUBTYPE_SH7724=y
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -214,7 +229,6 @@ CONFIG_SPARSEMEM_STATIC=y
 #
 # Memory hotplug is currently incompatible with Software Suspend
 #
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -222,6 +236,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -246,6 +261,8 @@ CONFIG_CPU_HAS_FPU=y
 # Board support
 #
 # CONFIG_SH_7724_SOLUTION_ENGINE is not set
+# CONFIG_SH_KFR2R09 is not set
+# CONFIG_SH_ECOVEC is not set
 
 #
 # Timer and clock configuration
@@ -318,7 +335,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -345,6 +363,7 @@ CONFIG_SUSPEND_FREEZER=y
 CONFIG_HIBERNATION_NVS=y
 CONFIG_HIBERNATION=y
 CONFIG_PM_STD_PARTITION=""
+CONFIG_PM_RUNTIME=y
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 CONFIG_CPU_IDLE_GOV_MENU=y
@@ -427,6 +446,7 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -437,6 +457,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
 # CONFIG_I2C_SIMTEC is not set
@@ -456,20 +477,21 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -488,8 +510,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
@@ -540,6 +564,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -587,7 +612,9 @@ CONFIG_UIO_PDRV_GENIRQ=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -642,6 +669,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -654,11 +682,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -668,6 +700,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -692,4 +725,5 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7763rdp_defconfig b/arch/sh/configs/sh7763rdp_defconfig
index b1d9b2311e3c..194ff703e23d 100644
--- a/arch/sh/configs/sh7763rdp_defconfig
+++ b/arch/sh/configs/sh7763rdp_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:07:15 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:15:37 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -48,11 +57,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -92,19 +102,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -114,6 +126,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -125,7 +142,7 @@ CONFIG_MODULES=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -173,6 +190,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 CONFIG_CPU_SUBTYPE_SH7763=y
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -214,7 +232,6 @@ CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
 # CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -222,6 +239,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -303,7 +321,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC2,115200 root=/dev/sda1 rootdelay=10"
 
 #
@@ -371,6 +390,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -401,6 +421,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -409,7 +430,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -422,6 +442,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -431,9 +452,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 CONFIG_MTD_CMDLINE_PARTS=y
 # CONFIG_MTD_AR7_PARTS is not set
@@ -488,6 +509,7 @@ CONFIG_MTD_CFI_UTIL=y
 CONFIG_MTD_COMPLEX_MAPPINGS=y
 CONFIG_MTD_PHYSMAP=y
 # CONFIG_MTD_PHYSMAP_COMPAT is not set
+# CONFIG_MTD_GPIO_ADDR is not set
 # CONFIG_MTD_PLATRAM is not set
 
 #
@@ -565,7 +587,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -621,10 +642,7 @@ CONFIG_SH_ETH=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -716,11 +734,15 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -830,6 +852,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -899,6 +922,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -923,6 +947,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
@@ -956,8 +982,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1022,7 +1050,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1096,6 +1123,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1107,11 +1135,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_LATENCYTOP is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -1121,6 +1153,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1134,7 +1167,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1166,11 +1198,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1232,5 +1266,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7770_generic_defconfig b/arch/sh/configs/sh7770_generic_defconfig
index 426a88f7a23b..34bed5541f31 100644
--- a/arch/sh/configs/sh7770_generic_defconfig
+++ b/arch/sh/configs/sh7770_generic_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:08:05 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:17:16 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -37,6 +40,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -45,14 +54,12 @@ CONFIG_SYSVIPC_SYSCTL=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
 CONFIG_TREE_RCU=y
-# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_PREEMPT_RCU is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_FANOUT=32
 # CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=17
 CONFIG_GROUP_SCHED=y
@@ -91,19 +98,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_COMPAT_BRK is not set
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -112,13 +121,18 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
 CONFIG_BASE_SMALL=0
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -166,6 +180,7 @@ CONFIG_CPU_SH4A=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 CONFIG_CPU_SUBTYPE_SH7770=y
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -210,7 +225,6 @@ CONFIG_SPARSEMEM_STATIC=y
 #
 # Memory hotplug is currently incompatible with Software Suspend
 #
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -218,6 +232,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -313,7 +328,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -338,6 +354,7 @@ CONFIG_PM_SLEEP=y
 CONFIG_HIBERNATION_NVS=y
 CONFIG_HIBERNATION=y
 CONFIG_PM_STD_PARTITION=""
+# CONFIG_PM_RUNTIME is not set
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 CONFIG_CPU_IDLE_GOV_MENU=y
@@ -420,6 +437,7 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 CONFIG_I2C_CHARDEV=y
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -430,6 +448,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 CONFIG_I2C_SH_MOBILE=y
 # CONFIG_I2C_SIMTEC is not set
@@ -449,20 +468,21 @@ CONFIG_I2C_SH_MOBILE=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -481,8 +501,10 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
@@ -533,6 +555,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -580,7 +603,9 @@ CONFIG_UIO_PDRV_GENIRQ=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -635,6 +660,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -647,11 +673,15 @@ CONFIG_STACKTRACE=y
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
@@ -661,6 +691,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -685,4 +716,5 @@ CONFIG_GENERIC_FIND_LAST_BIT=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7785lcr_32bit_defconfig b/arch/sh/configs/sh7785lcr_32bit_defconfig
index ed316f602db6..51cbaedf7a56 100644
--- a/arch/sh/configs/sh7785lcr_32bit_defconfig
+++ b/arch/sh/configs/sh7785lcr_32bit_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:08:29 2009
+# Linux kernel version: 2.6.31
+# Fri Sep 25 11:39:20 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,8 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
-CONFIG_IO_TRAPPED=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -41,10 +43,17 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
-# CONFIG_POSIX_MQUEUE is not set
+CONFIG_POSIX_MQUEUE=y
+CONFIG_POSIX_MQUEUE_SYSCTL=y
 CONFIG_BSD_PROCESS_ACCT=y
 # CONFIG_BSD_PROCESS_ACCT_V3 is not set
 # CONFIG_TASKSTATS is not set
@@ -53,11 +62,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -67,8 +77,7 @@ CONFIG_FAIR_GROUP_SCHED=y
 CONFIG_USER_SCHED=y
 # CONFIG_CGROUP_SCHED is not set
 # CONFIG_CGROUPS is not set
-CONFIG_SYSFS_DEPRECATED=y
-CONFIG_SYSFS_DEPRECATED_V2=y
+# CONFIG_SYSFS_DEPRECATED_V2 is not set
 # CONFIG_RELAY is not set
 # CONFIG_NAMESPACES is not set
 # CONFIG_BLK_DEV_INITRD is not set
@@ -79,7 +88,7 @@ CONFIG_EMBEDDED=y
 CONFIG_UID16=y
 CONFIG_SYSCTL_SYSCALL=y
 CONFIG_KALLSYMS=y
-# CONFIG_KALLSYMS_ALL is not set
+CONFIG_KALLSYMS_ALL=y
 # CONFIG_KALLSYMS_EXTRA_PASS is not set
 CONFIG_HOTPLUG=y
 CONFIG_PRINTK=y
@@ -93,28 +102,37 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+CONFIG_PERF_COUNTERS=y
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
-# CONFIG_OPROFILE is not set
+CONFIG_TRACEPOINTS=y
+CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
-# CONFIG_KPROBES is not set
+CONFIG_KPROBES=y
+CONFIG_KRETPROBES=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
 CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+CONFIG_GCOV_KERNEL=y
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -127,7 +145,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+# CONFIG_LBDAF is not set
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -176,6 +194,7 @@ CONFIG_CPU_SHX2=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -215,6 +234,12 @@ CONFIG_PAGE_SIZE_4KB=y
 # CONFIG_PAGE_SIZE_8KB is not set
 # CONFIG_PAGE_SIZE_16KB is not set
 # CONFIG_PAGE_SIZE_64KB is not set
+CONFIG_HUGETLB_PAGE_SIZE_64K=y
+# CONFIG_HUGETLB_PAGE_SIZE_256K is not set
+# CONFIG_HUGETLB_PAGE_SIZE_1MB is not set
+# CONFIG_HUGETLB_PAGE_SIZE_4MB is not set
+# CONFIG_HUGETLB_PAGE_SIZE_64MB is not set
+# CONFIG_HUGETLB_PAGE_SIZE_512MB is not set
 CONFIG_SELECT_MEMORY_MODEL=y
 # CONFIG_FLATMEM_MANUAL is not set
 # CONFIG_DISCONTIGMEM_MANUAL is not set
@@ -223,7 +248,6 @@ CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
 # CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -231,6 +255,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -256,6 +281,7 @@ CONFIG_CPU_HAS_FPU=y
 #
 # CONFIG_SH_HIGHLANDER is not set
 CONFIG_SH_SH7785LCR=y
+# CONFIG_SH_SH7785LCR_PT is not set
 
 #
 # Timer and clock configuration
@@ -264,14 +290,29 @@ CONFIG_SH_TIMER_TMU=y
 CONFIG_SH_PCLK_FREQ=50000000
 CONFIG_SH_CLK_CPG=y
 CONFIG_TICK_ONESHOT=y
-# CONFIG_NO_HZ is not set
+CONFIG_NO_HZ=y
 CONFIG_HIGH_RES_TIMERS=y
 CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
 
 #
 # CPU Frequency scaling
 #
-# CONFIG_CPU_FREQ is not set
+CONFIG_CPU_FREQ=y
+CONFIG_CPU_FREQ_TABLE=y
+# CONFIG_CPU_FREQ_DEBUG is not set
+CONFIG_CPU_FREQ_STAT=y
+CONFIG_CPU_FREQ_STAT_DETAILS=y
+# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_POWERSAVE is not set
+# CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE is not set
+CONFIG_CPU_FREQ_DEFAULT_GOV_ONDEMAND=y
+# CONFIG_CPU_FREQ_DEFAULT_GOV_CONSERVATIVE is not set
+CONFIG_CPU_FREQ_GOV_PERFORMANCE=y
+# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set
+# CONFIG_CPU_FREQ_GOV_USERSPACE is not set
+CONFIG_CPU_FREQ_GOV_ONDEMAND=y
+# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set
+CONFIG_SH_CPU_FREQ=y
 
 #
 # DMA support
@@ -299,12 +340,12 @@ CONFIG_HZ=250
 CONFIG_SCHED_HRTICK=y
 CONFIG_KEXEC=y
 # CONFIG_CRASH_DUMP is not set
-# CONFIG_SECCOMP is not set
+CONFIG_SECCOMP=y
 # CONFIG_PREEMPT_NONE is not set
 # CONFIG_PREEMPT_VOLUNTARY is not set
 CONFIG_PREEMPT=y
 CONFIG_GUSA=y
-# CONFIG_SPARSE_IRQ is not set
+CONFIG_SPARSE_IRQ=y
 
 #
 # Boot options
@@ -312,7 +353,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -321,8 +363,7 @@ CONFIG_PCI=y
 CONFIG_SH_PCIDMA_NONCOHERENT=y
 # CONFIG_PCIEPORTBUS is not set
 # CONFIG_ARCH_SUPPORTS_MSI is not set
-CONFIG_PCI_LEGACY=y
-# CONFIG_PCI_DEBUG is not set
+# CONFIG_PCI_LEGACY is not set
 # CONFIG_PCI_STUB is not set
 # CONFIG_PCI_IOV is not set
 # CONFIG_PCCARD is not set
@@ -339,8 +380,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
-# CONFIG_CPU_IDLE is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+# CONFIG_HIBERNATION is not set
+# CONFIG_PM_RUNTIME is not set
+CONFIG_CPU_IDLE=y
+CONFIG_CPU_IDLE_GOV_LADDER=y
+CONFIG_CPU_IDLE_GOV_MENU=y
 CONFIG_NET=y
 
 #
@@ -392,6 +438,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -414,6 +461,8 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
+# CONFIG_NET_TCPPROBE is not set
+# CONFIG_NET_DROP_MONITOR is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
@@ -421,6 +470,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -429,7 +479,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -442,18 +491,17 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
-# CONFIG_DEBUG_DRIVER is not set
-# CONFIG_DEBUG_DEVRES is not set
 # CONFIG_SYS_HYPERVISOR is not set
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -538,7 +586,8 @@ CONFIG_BLK_DEV=y
 # CONFIG_BLK_DEV_DAC960 is not set
 # CONFIG_BLK_DEV_UMEM is not set
 # CONFIG_BLK_DEV_COW_COMMON is not set
-# CONFIG_BLK_DEV_LOOP is not set
+CONFIG_BLK_DEV_LOOP=y
+CONFIG_BLK_DEV_CRYPTOLOOP=m
 # CONFIG_BLK_DEV_NBD is not set
 # CONFIG_BLK_DEV_SX8 is not set
 # CONFIG_BLK_DEV_UB is not set
@@ -561,7 +610,7 @@ CONFIG_SCSI=y
 CONFIG_SCSI_DMA=y
 # CONFIG_SCSI_TGT is not set
 # CONFIG_SCSI_NETLINK is not set
-CONFIG_SCSI_PROC_FS=y
+# CONFIG_SCSI_PROC_FS is not set
 
 #
 # SCSI support type (disk, tape, CD-ROM)
@@ -591,6 +640,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -612,6 +662,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -639,6 +690,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -657,7 +709,11 @@ CONFIG_SATA_SIL=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -690,6 +746,7 @@ CONFIG_R8169=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -697,12 +754,7 @@ CONFIG_R8169=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
-# CONFIG_WLAN_PRE80211 is not set
-# CONFIG_WLAN_80211 is not set
+# CONFIG_WLAN is not set
 
 #
 # Enable WiMAX (Networking options) to see the WiMAX drivers
@@ -739,25 +791,42 @@ CONFIG_INPUT_FF_MEMLESS=m
 # Userland interfaces
 #
 CONFIG_INPUT_MOUSEDEV=y
-# CONFIG_INPUT_MOUSEDEV_PSAUX is not set
+CONFIG_INPUT_MOUSEDEV_PSAUX=y
 CONFIG_INPUT_MOUSEDEV_SCREEN_X=1024
 CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # CONFIG_INPUT_JOYDEV is not set
-# CONFIG_INPUT_EVDEV is not set
-# CONFIG_INPUT_EVBUG is not set
+CONFIG_INPUT_EVDEV=y
+CONFIG_INPUT_EVBUG=m
 
 #
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
-# CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_KEYBOARD_ADP5588 is not set
+CONFIG_KEYBOARD_ATKBD=y
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
-# CONFIG_INPUT_MOUSE is not set
+# CONFIG_KEYBOARD_XTKBD is not set
+CONFIG_INPUT_MOUSE=y
+CONFIG_MOUSE_PS2=y
+CONFIG_MOUSE_PS2_ALPS=y
+CONFIG_MOUSE_PS2_LOGIPS2PP=y
+CONFIG_MOUSE_PS2_SYNAPTICS=y
+CONFIG_MOUSE_PS2_TRACKPOINT=y
+# CONFIG_MOUSE_PS2_ELANTECH is not set
+# CONFIG_MOUSE_PS2_SENTELIC is not set
+# CONFIG_MOUSE_PS2_TOUCHKIT is not set
+# CONFIG_MOUSE_SERIAL is not set
+# CONFIG_MOUSE_APPLETOUCH is not set
+# CONFIG_MOUSE_BCM5974 is not set
+# CONFIG_MOUSE_VSXXXAA is not set
+# CONFIG_MOUSE_SYNAPTICS_I2C is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
 # CONFIG_INPUT_TOUCHSCREEN is not set
@@ -766,7 +835,12 @@ CONFIG_INPUT_KEYBOARD=y
 #
 # Hardware I/O ports
 #
-# CONFIG_SERIO is not set
+CONFIG_SERIO=y
+CONFIG_SERIO_I8042=y
+CONFIG_SERIO_SERPORT=y
+# CONFIG_SERIO_PCIPS2 is not set
+CONFIG_SERIO_LIBPS2=y
+# CONFIG_SERIO_RAW is not set
 # CONFIG_GAMEPORT is not set
 
 #
@@ -777,7 +851,7 @@ CONFIG_CONSOLE_TRANSLATIONS=y
 CONFIG_VT_CONSOLE=y
 CONFIG_HW_CONSOLE=y
 CONFIG_VT_HW_CONSOLE_BINDING=y
-CONFIG_DEVKMEM=y
+# CONFIG_DEVKMEM is not set
 # CONFIG_SERIAL_NONSTANDARD is not set
 # CONFIG_NOZOMI is not set
 
@@ -796,12 +870,10 @@ CONFIG_SERIAL_CORE=y
 CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_SERIAL_JSM is not set
 CONFIG_UNIX98_PTYS=y
-# CONFIG_DEVPTS_MULTIPLE_INSTANCES is not set
-CONFIG_LEGACY_PTYS=y
-CONFIG_LEGACY_PTY_COUNT=256
+CONFIG_DEVPTS_MULTIPLE_INSTANCES=y
+# CONFIG_LEGACY_PTYS is not set
 # CONFIG_IPMI_HANDLER is not set
-CONFIG_HW_RANDOM=y
-# CONFIG_HW_RANDOM_TIMERIOMEM is not set
+# CONFIG_HW_RANDOM is not set
 # CONFIG_R3964 is not set
 # CONFIG_APPLICOM is not set
 # CONFIG_RAW_DRIVER is not set
@@ -809,6 +881,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOPCA=y
@@ -838,6 +911,7 @@ CONFIG_I2C_ALGOPCA=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SH_MOBILE is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -864,21 +938,42 @@ CONFIG_I2C_PCA_PLATFORM=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
-# CONFIG_WATCHDOG is not set
+CONFIG_WATCHDOG=y
+# CONFIG_WATCHDOG_NOWAYOUT is not set
+
+#
+# Watchdog Device Drivers
+#
+# CONFIG_SOFT_WATCHDOG is not set
+# CONFIG_ALIM7101_WDT is not set
+CONFIG_SH_WDT=y
+# CONFIG_SH_WDT_MMAP is not set
+
+#
+# PCI-based Watchdog Cards
+#
+# CONFIG_PCIPCWATCHDOG is not set
+# CONFIG_WDTPCI is not set
+
+#
+# USB-based Watchdog Cards
+#
+# CONFIG_USBPCWATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
 #
@@ -896,14 +991,17 @@ CONFIG_MFD_SM501=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+# CONFIG_VGA_ARB is not set
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -915,12 +1013,11 @@ CONFIG_FB_CFB_FILLRECT=y
 CONFIG_FB_CFB_COPYAREA=y
 CONFIG_FB_CFB_IMAGEBLIT=y
 # CONFIG_FB_CFB_REV_PIXELS_IN_BYTE is not set
-CONFIG_FB_SYS_FILLRECT=m
-CONFIG_FB_SYS_COPYAREA=m
-CONFIG_FB_SYS_IMAGEBLIT=m
+# CONFIG_FB_SYS_FILLRECT is not set
+# CONFIG_FB_SYS_COPYAREA is not set
+# CONFIG_FB_SYS_IMAGEBLIT is not set
 # CONFIG_FB_FOREIGN_ENDIAN is not set
-CONFIG_FB_SYS_FOPS=m
-CONFIG_FB_DEFERRED_IO=y
+# CONFIG_FB_SYS_FOPS is not set
 # CONFIG_FB_SVGALIB is not set
 # CONFIG_FB_MACMODES is not set
 # CONFIG_FB_BACKLIGHT is not set
@@ -955,7 +1052,7 @@ CONFIG_FB_DEFERRED_IO=y
 # CONFIG_FB_ARK is not set
 # CONFIG_FB_PM3 is not set
 # CONFIG_FB_CARMINE is not set
-CONFIG_FB_SH_MOBILE_LCDC=m
+# CONFIG_FB_SH_MOBILE_LCDC is not set
 CONFIG_FB_SM501=y
 # CONFIG_FB_VIRTUAL is not set
 # CONFIG_FB_METRONOME is not set
@@ -981,14 +1078,112 @@ CONFIG_FONT_8x16=y
 CONFIG_LOGO=y
 # CONFIG_LOGO_LINUX_MONO is not set
 # CONFIG_LOGO_LINUX_VGA16 is not set
-CONFIG_LOGO_LINUX_CLUT224=y
-# CONFIG_LOGO_SUPERH_MONO is not set
-# CONFIG_LOGO_SUPERH_VGA16 is not set
-# CONFIG_LOGO_SUPERH_CLUT224 is not set
-# CONFIG_SOUND is not set
+# CONFIG_LOGO_LINUX_CLUT224 is not set
+CONFIG_LOGO_SUPERH_MONO=y
+CONFIG_LOGO_SUPERH_VGA16=y
+CONFIG_LOGO_SUPERH_CLUT224=y
+CONFIG_SOUND=y
+CONFIG_SOUND_OSS_CORE=y
+CONFIG_SOUND_OSS_CORE_PRECLAIM=y
+CONFIG_SND=y
+CONFIG_SND_TIMER=y
+CONFIG_SND_PCM=y
+CONFIG_SND_HWDEP=y
+CONFIG_SND_RAWMIDI=y
+CONFIG_SND_SEQUENCER=y
+# CONFIG_SND_SEQ_DUMMY is not set
+CONFIG_SND_OSSEMUL=y
+CONFIG_SND_MIXER_OSS=y
+CONFIG_SND_PCM_OSS=y
+CONFIG_SND_PCM_OSS_PLUGINS=y
+CONFIG_SND_SEQUENCER_OSS=y
+CONFIG_SND_HRTIMER=y
+CONFIG_SND_SEQ_HRTIMER_DEFAULT=y
+CONFIG_SND_DYNAMIC_MINORS=y
+# CONFIG_SND_SUPPORT_OLD_API is not set
+# CONFIG_SND_VERBOSE_PROCFS is not set
+# CONFIG_SND_VERBOSE_PRINTK is not set
+# CONFIG_SND_DEBUG is not set
+CONFIG_SND_RAWMIDI_SEQ=y
+CONFIG_SND_OPL3_LIB_SEQ=y
+# CONFIG_SND_OPL4_LIB_SEQ is not set
+# CONFIG_SND_SBAWE_SEQ is not set
+# CONFIG_SND_EMU10K1_SEQ is not set
+CONFIG_SND_MPU401_UART=y
+CONFIG_SND_OPL3_LIB=y
+# CONFIG_SND_DRIVERS is not set
+CONFIG_SND_PCI=y
+# CONFIG_SND_AD1889 is not set
+# CONFIG_SND_ALS300 is not set
+# CONFIG_SND_ALI5451 is not set
+# CONFIG_SND_ATIIXP is not set
+# CONFIG_SND_ATIIXP_MODEM is not set
+# CONFIG_SND_AU8810 is not set
+# CONFIG_SND_AU8820 is not set
+# CONFIG_SND_AU8830 is not set
+# CONFIG_SND_AW2 is not set
+# CONFIG_SND_AZT3328 is not set
+# CONFIG_SND_BT87X is not set
+# CONFIG_SND_CA0106 is not set
+CONFIG_SND_CMIPCI=y
+# CONFIG_SND_OXYGEN is not set
+# CONFIG_SND_CS4281 is not set
+# CONFIG_SND_CS46XX is not set
+# CONFIG_SND_CTXFI is not set
+# CONFIG_SND_DARLA20 is not set
+# CONFIG_SND_GINA20 is not set
+# CONFIG_SND_LAYLA20 is not set
+# CONFIG_SND_DARLA24 is not set
+# CONFIG_SND_GINA24 is not set
+# CONFIG_SND_LAYLA24 is not set
+# CONFIG_SND_MONA is not set
+# CONFIG_SND_MIA is not set
+# CONFIG_SND_ECHO3G is not set
+# CONFIG_SND_INDIGO is not set
+# CONFIG_SND_INDIGOIO is not set
+# CONFIG_SND_INDIGODJ is not set
+# CONFIG_SND_INDIGOIOX is not set
+# CONFIG_SND_INDIGODJX is not set
+# CONFIG_SND_EMU10K1 is not set
+# CONFIG_SND_EMU10K1X is not set
+# CONFIG_SND_ENS1370 is not set
+# CONFIG_SND_ENS1371 is not set
+# CONFIG_SND_ES1938 is not set
+# CONFIG_SND_ES1968 is not set
+# CONFIG_SND_FM801 is not set
+# CONFIG_SND_HDA_INTEL is not set
+# CONFIG_SND_HDSP is not set
+# CONFIG_SND_HDSPM is not set
+# CONFIG_SND_HIFIER is not set
+# CONFIG_SND_ICE1712 is not set
+# CONFIG_SND_ICE1724 is not set
+# CONFIG_SND_INTEL8X0 is not set
+# CONFIG_SND_INTEL8X0M is not set
+# CONFIG_SND_KORG1212 is not set
+# CONFIG_SND_LX6464ES is not set
+# CONFIG_SND_MAESTRO3 is not set
+# CONFIG_SND_MIXART is not set
+# CONFIG_SND_NM256 is not set
+# CONFIG_SND_PCXHR is not set
+# CONFIG_SND_RIPTIDE is not set
+# CONFIG_SND_RME32 is not set
+# CONFIG_SND_RME96 is not set
+# CONFIG_SND_RME9652 is not set
+# CONFIG_SND_SONICVIBES is not set
+# CONFIG_SND_TRIDENT is not set
+# CONFIG_SND_VIA82XX is not set
+# CONFIG_SND_VIA82XX_MODEM is not set
+# CONFIG_SND_VIRTUOSO is not set
+# CONFIG_SND_VX222 is not set
+# CONFIG_SND_YMFPCI is not set
+# CONFIG_SND_SUPERH is not set
+CONFIG_SND_USB=y
+# CONFIG_SND_USB_AUDIO is not set
+# CONFIG_SND_USB_CAIAQ is not set
+# CONFIG_SND_SOC is not set
+# CONFIG_SOUND_PRIME is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1001,34 +1196,39 @@ CONFIG_USB_HID=y
 #
 # Special HID drivers
 #
-CONFIG_HID_A4TECH=y
-CONFIG_HID_APPLE=y
-CONFIG_HID_BELKIN=y
-CONFIG_HID_CHERRY=y
-CONFIG_HID_CHICONY=y
-CONFIG_HID_CYPRESS=y
-# CONFIG_HID_DRAGONRISE is not set
-CONFIG_HID_EZKEY=y
-# CONFIG_HID_KYE is not set
-CONFIG_HID_GYRATION=y
-# CONFIG_HID_KENSINGTON is not set
-CONFIG_HID_LOGITECH=y
+CONFIG_HID_A4TECH=m
+CONFIG_HID_APPLE=m
+CONFIG_HID_BELKIN=m
+CONFIG_HID_CHERRY=m
+CONFIG_HID_CHICONY=m
+CONFIG_HID_CYPRESS=m
+CONFIG_HID_DRAGONRISE=m
+# CONFIG_DRAGONRISE_FF is not set
+CONFIG_HID_EZKEY=m
+CONFIG_HID_KYE=m
+CONFIG_HID_GYRATION=m
+CONFIG_HID_TWINHAN=m
+CONFIG_HID_KENSINGTON=m
+CONFIG_HID_LOGITECH=m
 # CONFIG_LOGITECH_FF is not set
 # CONFIG_LOGIRUMBLEPAD2_FF is not set
-CONFIG_HID_MICROSOFT=y
-CONFIG_HID_MONTEREY=y
-# CONFIG_HID_NTRIG is not set
-CONFIG_HID_PANTHERLORD=y
+CONFIG_HID_MICROSOFT=m
+CONFIG_HID_MONTEREY=m
+CONFIG_HID_NTRIG=m
+CONFIG_HID_PANTHERLORD=m
 # CONFIG_PANTHERLORD_FF is not set
-CONFIG_HID_PETALYNX=y
-CONFIG_HID_SAMSUNG=y
-CONFIG_HID_SONY=y
-CONFIG_HID_SUNPLUS=y
-# CONFIG_HID_GREENASIA is not set
-# CONFIG_HID_SMARTJOYPLUS is not set
-# CONFIG_HID_TOPSEED is not set
+CONFIG_HID_PETALYNX=m
+CONFIG_HID_SAMSUNG=m
+CONFIG_HID_SONY=m
+CONFIG_HID_SUNPLUS=m
+CONFIG_HID_GREENASIA=m
+# CONFIG_GREENASIA_FF is not set
+CONFIG_HID_SMARTJOYPLUS=m
+# CONFIG_SMARTJOYPLUS_FF is not set
+CONFIG_HID_TOPSEED=m
 # CONFIG_HID_THRUSTMASTER is not set
-# CONFIG_HID_ZEROPLUS is not set
+CONFIG_HID_ZEROPLUS=m
+# CONFIG_ZEROPLUS_FF is not set
 CONFIG_USB_SUPPORT=y
 CONFIG_USB_ARCH_HAS_HCD=y
 CONFIG_USB_ARCH_HAS_OHCI=y
@@ -1040,13 +1240,14 @@ CONFIG_USB=y
 #
 # Miscellaneous USB options
 #
-CONFIG_USB_DEVICEFS=y
+# CONFIG_USB_DEVICEFS is not set
 CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_SUSPEND is not set
 # CONFIG_USB_OTG is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
-CONFIG_USB_MON=y
+# CONFIG_USB_MON is not set
 # CONFIG_USB_WUSB is not set
 # CONFIG_USB_WUSB_CBAF is not set
 
@@ -1061,10 +1262,8 @@ CONFIG_USB_EHCI_HCD=m
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
-CONFIG_USB_OHCI_HCD=m
-# CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
-# CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
-CONFIG_USB_OHCI_LITTLE_ENDIAN=y
+# CONFIG_USB_ISP1362_HCD is not set
+# CONFIG_USB_OHCI_HCD is not set
 # CONFIG_USB_UHCI_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
@@ -1133,7 +1332,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
-CONFIG_USB_TEST=m
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -1143,7 +1342,29 @@ CONFIG_USB_TEST=m
 #
 # CONFIG_NOP_USB_XCEIV is not set
 # CONFIG_UWB is not set
-# CONFIG_MMC is not set
+CONFIG_MMC=y
+# CONFIG_MMC_DEBUG is not set
+# CONFIG_MMC_UNSAFE_RESUME is not set
+
+#
+# MMC/SD/SDIO Card Drivers
+#
+CONFIG_MMC_BLOCK=y
+CONFIG_MMC_BLOCK_BOUNCE=y
+# CONFIG_SDIO_UART is not set
+# CONFIG_MMC_TEST is not set
+
+#
+# MMC/SD/SDIO Host Controller Drivers
+#
+CONFIG_MMC_SDHCI=m
+# CONFIG_MMC_SDHCI_PCI is not set
+CONFIG_MMC_SDHCI_PLTFM=m
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
+# CONFIG_MMC_TIFM_SD is not set
+# CONFIG_MMC_CB710 is not set
+# CONFIG_MMC_VIA_SDMMC is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
@@ -1179,6 +1400,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1203,9 +1425,20 @@ CONFIG_RTC_DRV_RS5C372=y
 #
 # CONFIG_RTC_DRV_SH is not set
 # CONFIG_RTC_DRV_GENERIC is not set
-# CONFIG_DMADEVICES is not set
+CONFIG_DMADEVICES=y
+
+#
+# DMA Devices
+#
 # CONFIG_AUXDISPLAY is not set
-# CONFIG_UIO is not set
+CONFIG_UIO=m
+# CONFIG_UIO_CIF is not set
+# CONFIG_UIO_PDRV is not set
+# CONFIG_UIO_PDRV_GENIRQ is not set
+# CONFIG_UIO_SMX is not set
+# CONFIG_UIO_AEC is not set
+# CONFIG_UIO_SERCOS3 is not set
+# CONFIG_UIO_PCI_GENERIC is not set
 
 #
 # TI VLYNQ
@@ -1225,13 +1458,15 @@ CONFIG_EXT3_FS_XATTR=y
 # CONFIG_EXT3_FS_SECURITY is not set
 # CONFIG_EXT4_FS is not set
 CONFIG_JBD=y
+# CONFIG_JBD_DEBUG is not set
 CONFIG_FS_MBCACHE=y
 # CONFIG_REISERFS_FS is not set
 # CONFIG_JFS_FS is not set
-CONFIG_FS_POSIX_ACL=y
+# CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1275,9 +1510,9 @@ CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_SYSFS=y
 CONFIG_TMPFS=y
 # CONFIG_TMPFS_POSIX_ACL is not set
-# CONFIG_HUGETLBFS is not set
-# CONFIG_HUGETLB_PAGE is not set
-# CONFIG_CONFIGFS_FS is not set
+CONFIG_HUGETLBFS=y
+CONFIG_HUGETLB_PAGE=y
+CONFIG_CONFIGFS_FS=y
 CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ADFS_FS is not set
 # CONFIG_AFFS_FS is not set
@@ -1297,20 +1532,20 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
-CONFIG_NFSD=y
+CONFIG_NFSD=m
 CONFIG_NFSD_V3=y
 # CONFIG_NFSD_V3_ACL is not set
-CONFIG_NFSD_V4=y
+# CONFIG_NFSD_V4 is not set
 CONFIG_LOCKD=y
 CONFIG_LOCKD_V4=y
-CONFIG_EXPORTFS=y
+CONFIG_EXPORTFS=m
 CONFIG_NFS_COMMON=y
 CONFIG_SUNRPC=y
 CONFIG_SUNRPC_GSS=y
@@ -1373,85 +1608,69 @@ CONFIG_NLS_ISO8859_1=y
 # Kernel hacking
 #
 CONFIG_TRACE_IRQFLAGS_SUPPORT=y
-# CONFIG_PRINTK_TIME is not set
-# CONFIG_ENABLE_WARN_DEPRECATED is not set
+CONFIG_PRINTK_TIME=y
+CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
-# CONFIG_MAGIC_SYSRQ is not set
+CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
-# CONFIG_DEBUG_FS is not set
+CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
-CONFIG_DEBUG_KERNEL=y
-# CONFIG_DEBUG_SHIRQ is not set
-CONFIG_DETECT_SOFTLOCKUP=y
-# CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC is not set
-CONFIG_BOOTPARAM_SOFTLOCKUP_PANIC_VALUE=0
-CONFIG_DETECT_HUNG_TASK=y
-# CONFIG_BOOTPARAM_HUNG_TASK_PANIC is not set
-CONFIG_BOOTPARAM_HUNG_TASK_PANIC_VALUE=0
+# CONFIG_DEBUG_KERNEL is not set
 CONFIG_SCHED_DEBUG=y
-# CONFIG_SCHEDSTATS is not set
-# CONFIG_TIMER_STATS is not set
-# CONFIG_DEBUG_OBJECTS is not set
-# CONFIG_DEBUG_SLAB is not set
-CONFIG_DEBUG_PREEMPT=y
-# CONFIG_DEBUG_RT_MUTEXES is not set
-# CONFIG_RT_MUTEX_TESTER is not set
-# CONFIG_DEBUG_SPINLOCK is not set
-# CONFIG_DEBUG_MUTEXES is not set
-# CONFIG_DEBUG_LOCK_ALLOC is not set
-# CONFIG_PROVE_LOCKING is not set
-# CONFIG_LOCK_STAT is not set
-# CONFIG_DEBUG_SPINLOCK_SLEEP is not set
-# CONFIG_DEBUG_LOCKING_API_SELFTESTS is not set
-# CONFIG_DEBUG_KOBJECT is not set
+CONFIG_SCHEDSTATS=y
+CONFIG_TRACE_IRQFLAGS=y
+CONFIG_STACKTRACE=y
 # CONFIG_DEBUG_BUGVERBOSE is not set
-# CONFIG_DEBUG_INFO is not set
-# CONFIG_DEBUG_VM is not set
-# CONFIG_DEBUG_WRITECOUNT is not set
 # CONFIG_DEBUG_MEMORY_INIT is not set
-# CONFIG_DEBUG_LIST is not set
-# CONFIG_DEBUG_SG is not set
-# CONFIG_DEBUG_NOTIFIERS is not set
-# CONFIG_FRAME_POINTER is not set
-# CONFIG_RCU_TORTURE_TEST is not set
+CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
-# CONFIG_BACKTRACE_SELF_TEST is not set
-# CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
-# CONFIG_FAULT_INJECTION is not set
-# CONFIG_LATENCYTOP is not set
+CONFIG_LATENCYTOP=y
 CONFIG_SYSCTL_SYSCALL_CHECK=y
-# CONFIG_PAGE_POISONING is not set
+CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
+CONFIG_TRACER_MAX_TRACE=y
+CONFIG_RING_BUFFER=y
+CONFIG_EVENT_TRACING=y
+CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
+CONFIG_TRACING=y
+CONFIG_GENERIC_TRACER=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
-# CONFIG_FUNCTION_TRACER is not set
-# CONFIG_IRQSOFF_TRACER is not set
+CONFIG_FUNCTION_TRACER=y
+CONFIG_FUNCTION_GRAPH_TRACER=y
+CONFIG_IRQSOFF_TRACER=y
 # CONFIG_PREEMPT_TRACER is not set
-# CONFIG_SCHED_TRACER is not set
-# CONFIG_ENABLE_DEFAULT_TRACERS is not set
+CONFIG_SCHED_TRACER=y
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
 # CONFIG_PROFILE_ALL_BRANCHES is not set
-# CONFIG_STACK_TRACER is not set
-# CONFIG_KMEMTRACE is not set
-# CONFIG_WORKQUEUE_TRACER is not set
+CONFIG_STACK_TRACER=y
+CONFIG_KMEMTRACE=y
+CONFIG_WORKQUEUE_TRACER=y
 # CONFIG_BLK_DEV_IO_TRACE is not set
+CONFIG_DYNAMIC_FTRACE=y
+# CONFIG_FUNCTION_PROFILER is not set
+CONFIG_FTRACE_MCOUNT_RECORD=y
+# CONFIG_FTRACE_STARTUP_TEST is not set
+# CONFIG_RING_BUFFER_BENCHMARK is not set
+# CONFIG_DYNAMIC_DEBUG is not set
 # CONFIG_DMA_API_DEBUG is not set
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
-# CONFIG_KGDB is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
-# CONFIG_DEBUG_STACK_USAGE is not set
-# CONFIG_4KSTACKS is not set
-# CONFIG_DUMP_CODE is not set
-# CONFIG_SH_NO_BSS_INIT is not set
+CONFIG_DWARF_UNWINDER=y
+CONFIG_MCOUNT=y
 
 #
 # Security options
@@ -1465,7 +1684,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1507,11 +1725,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1556,7 +1776,7 @@ CONFIG_CRYPTO_DES=y
 #
 # CONFIG_CRYPTO_ANSI_CPRNG is not set
 # CONFIG_CRYPTO_HW is not set
-# CONFIG_BINARY_PRINTF is not set
+CONFIG_BINARY_PRINTF=y
 
 #
 # Library routines
@@ -1573,5 +1793,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/sh7785lcr_defconfig b/arch/sh/configs/sh7785lcr_defconfig
index 004e6f5e8a68..8c2c47ed3991 100644
--- a/arch/sh/configs/sh7785lcr_defconfig
+++ b/arch/sh/configs/sh7785lcr_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:09:34 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:23:18 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,8 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
-CONFIG_IO_TRAPPED=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -41,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -53,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -93,19 +102,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
 # CONFIG_OPROFILE is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -115,6 +125,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -127,7 +141,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -176,6 +190,7 @@ CONFIG_CPU_SHX2=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -224,6 +239,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -306,7 +322,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -386,6 +403,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -415,6 +433,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -423,7 +442,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -436,6 +454,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -445,9 +464,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -585,6 +604,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 # CONFIG_SATA_SIL24 is not set
@@ -606,6 +626,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -633,6 +654,7 @@ CONFIG_SATA_SIL=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -651,7 +673,11 @@ CONFIG_SATA_SIL=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -684,6 +710,7 @@ CONFIG_R8169=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -691,10 +718,7 @@ CONFIG_R8169=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -744,13 +768,17 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -803,6 +831,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOPCA=y
@@ -832,6 +861,7 @@ CONFIG_I2C_ALGOPCA=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SH_MOBILE is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -858,20 +888,21 @@ CONFIG_I2C_PCA_PLATFORM=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -890,14 +921,17 @@ CONFIG_MFD_SM501=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -982,7 +1016,6 @@ CONFIG_LOGO_LINUX_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1005,6 +1038,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1055,6 +1089,7 @@ CONFIG_USB_EHCI_HCD=m
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=m
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1173,6 +1208,7 @@ CONFIG_RTC_DRV_RS5C372=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1224,8 +1260,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 CONFIG_FS_POSIX_ACL=y
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1291,12 +1329,12 @@ CONFIG_MINIX_FS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 CONFIG_NFSD=y
 CONFIG_NFSD_V3=y
@@ -1372,6 +1410,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1407,18 +1446,23 @@ CONFIG_DEBUG_PREEMPT=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
@@ -1426,6 +1470,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1440,11 +1485,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 # CONFIG_DUMP_CODE is not set
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1459,7 +1504,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1501,11 +1545,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1567,5 +1613,6 @@ CONFIG_CRC32=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/shmin_defconfig b/arch/sh/configs/shmin_defconfig
index ad7d60972fcf..92115e612750 100644
--- a/arch/sh/configs/shmin_defconfig
+++ b/arch/sh/configs/shmin_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:10:33 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:27:17 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -13,6 +13,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -26,7 +27,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -36,6 +39,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 # CONFIG_SWAP is not set
 # CONFIG_SYSVIPC is not set
 # CONFIG_POSIX_MQUEUE is not set
@@ -46,11 +55,12 @@ CONFIG_LOCALVERSION_AUTO=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -77,18 +87,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 # CONFIG_SHMEM is not set
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -96,12 +107,16 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_BASE_SMALL=1
 # CONFIG_MODULES is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -148,6 +163,7 @@ CONFIG_CPU_SUBTYPE_SH7706=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -193,6 +209,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -274,7 +291,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00210000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,115200 root=1f01 mtdparts=phys_mapped_flash:64k(firm)ro,-(sys) netdev=34,0x300,eth0 "
 
 #
@@ -339,6 +357,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -368,6 +387,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -375,7 +395,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -529,10 +548,7 @@ CONFIG_NET_ETHERNET=y
 # CONFIG_KS8842 is not set
 CONFIG_NETDEV_1000=y
 CONFIG_NETDEV_10000=y
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -591,11 +607,15 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -672,7 +692,9 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -709,8 +731,6 @@ CONFIG_PROC_FS=y
 CONFIG_PROC_SYSCTL=y
 CONFIG_PROC_PAGE_MONITOR=y
 # CONFIG_SYSFS is not set
-CONFIG_TMPFS=y
-# CONFIG_TMPFS_POSIX_ACL is not set
 # CONFIG_HUGETLBFS is not set
 # CONFIG_HUGETLB_PAGE is not set
 CONFIG_MISC_FILESYSTEMS=y
@@ -732,7 +752,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -768,6 +787,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_HEADERS_CHECK is not set
 # CONFIG_DEBUG_KERNEL is not set
@@ -775,8 +795,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -785,6 +808,7 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 CONFIG_EARLY_PRINTK=y
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -797,7 +821,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -828,11 +851,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -895,5 +920,6 @@ CONFIG_ZLIB_INFLATE=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/shx3_defconfig b/arch/sh/configs/shx3_defconfig
index 207b0c9a8cdf..e3858d757d5e 100644
--- a/arch/sh/configs/shx3_defconfig
+++ b/arch/sh/configs/shx3_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:11:03 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:29:26 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -30,7 +31,9 @@ CONFIG_LOCKDEP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -55,12 +64,12 @@ CONFIG_AUDIT_TREE=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
-# CONFIG_TREE_RCU is not set
-CONFIG_PREEMPT_RCU=y
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
 CONFIG_RCU_TRACE=y
-# CONFIG_TREE_RCU_TRACE is not set
-CONFIG_PREEMPT_RCU_TRACE=y
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
+CONFIG_TREE_RCU_TRACE=y
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -111,19 +120,21 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+CONFIG_EVENT_PROFILE=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 # CONFIG_SLUB is not set
 CONFIG_SLOB=y
 CONFIG_PROFILING=y
 CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 CONFIG_OPROFILE=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_KPROBES=y
@@ -135,6 +146,11 @@ CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_USE_GENERIC_SMP_HELPERS=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_RT_MUTEXES=y
@@ -147,7 +163,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_STOP_MACHINE=y
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -196,6 +212,7 @@ CONFIG_CPU_SHX3=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -256,6 +273,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -353,7 +371,8 @@ CONFIG_PREEMPT=y
 CONFIG_ZERO_PAGE_OFFSET=0x00010000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00010000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 earlyprintk=bios ignore_loglevel"
 
 #
@@ -438,6 +457,7 @@ CONFIG_IPV6_NDISC_NODETYPE=y
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -489,6 +509,7 @@ CONFIG_CAN_VCAN=m
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -562,7 +583,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -570,6 +590,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -602,12 +623,10 @@ CONFIG_SMC91X=y
 # CONFIG_IBM_NEW_EMAC_MAL_COMMON_ERR is not set
 # CONFIG_B44 is not set
 # CONFIG_KS8842 is not set
+# CONFIG_KS8851 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -675,6 +694,7 @@ CONFIG_LEGACY_PTY_COUNT=256
 # CONFIG_TCG_TPM is not set
 CONFIG_I2C=m
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 
@@ -685,6 +705,7 @@ CONFIG_I2C_HELPER_AUTO=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SH_MOBILE is not set
 # CONFIG_I2C_SIMTEC is not set
@@ -706,9 +727,6 @@ CONFIG_I2C_HELPER_AUTO=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
@@ -729,11 +747,15 @@ CONFIG_SPI_MASTER=y
 #
 # CONFIG_SPI_SPIDEV is not set
 # CONFIG_SPI_TLE62X0 is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -762,8 +784,12 @@ CONFIG_SSB_POSSIBLE=y
 # CONFIG_HTC_PASIC3 is not set
 # CONFIG_MFD_TMIO is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_MFD_MC13783 is not set
+# CONFIG_AB3100_CORE is not set
+# CONFIG_EZX_PCAP is not set
 # CONFIG_REGULATOR is not set
 # CONFIG_MEDIA_SUPPORT is not set
 
@@ -808,6 +834,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=m
 # CONFIG_USB_HWA_HCD is not set
@@ -862,6 +889,7 @@ CONFIG_USB_R8A66597_HCD=m
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 CONFIG_USB_GADGET=y
@@ -876,10 +904,11 @@ CONFIG_USB_GADGET_SELECTED=y
 # CONFIG_USB_GADGET_LH7A40X is not set
 # CONFIG_USB_GADGET_OMAP is not set
 # CONFIG_USB_GADGET_PXA25X is not set
+# CONFIG_USB_GADGET_R8A66597 is not set
 # CONFIG_USB_GADGET_PXA27X is not set
 # CONFIG_USB_GADGET_S3C_HSOTG is not set
-# CONFIG_USB_GADGET_S3C2410 is not set
 # CONFIG_USB_GADGET_IMX is not set
+# CONFIG_USB_GADGET_S3C2410 is not set
 CONFIG_USB_GADGET_M66592=y
 CONFIG_USB_M66592=y
 # CONFIG_USB_GADGET_AMD5536UDC is not set
@@ -939,6 +968,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -950,6 +980,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_R9701 is not set
 # CONFIG_RTC_DRV_RS5C348 is not set
 # CONFIG_RTC_DRV_DS3234 is not set
+# CONFIG_RTC_DRV_PCF2123 is not set
 
 #
 # Platform RTC drivers
@@ -1002,8 +1033,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1063,7 +1096,6 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -1129,6 +1161,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1164,22 +1197,29 @@ CONFIG_DEBUG_VM=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
+# CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_KPROBES_SANITY_TEST is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_LKDTM is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_NOP_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_RING_BUFFER=y
 CONFIG_EVENT_TRACING=y
 CONFIG_CONTEXT_SWITCH_TRACER=y
+CONFIG_RING_BUFFER_ALLOW_SWAP=y
 CONFIG_TRACING=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
@@ -1188,6 +1228,7 @@ CONFIG_FTRACE=y
 # CONFIG_PREEMPT_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1205,10 +1246,10 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_SH_STANDARD_BIOS=y
 # CONFIG_EARLY_SCIF_CONSOLE is not set
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-CONFIG_DEBUG_STACKOVERFLOW=y
+# CONFIG_STACK_DEBUG is not set
 CONFIG_DEBUG_STACK_USAGE=y
 CONFIG_DUMP_CODE=y
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1223,7 +1264,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 # CONFIG_CRYPTO_MANAGER is not set
 # CONFIG_CRYPTO_MANAGER2 is not set
 # CONFIG_CRYPTO_GF128MUL is not set
@@ -1255,11 +1295,13 @@ CONFIG_CRYPTO=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1322,5 +1364,6 @@ CONFIG_AUDIT_GENERIC=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/snapgear_defconfig b/arch/sh/configs/snapgear_defconfig
index 2be2d75adbb7..cb919a0de4b2 100644
--- a/arch/sh/configs/snapgear_defconfig
+++ b/arch/sh/configs/snapgear_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.31-rc6
-# Thu Aug 20 15:03:04 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:33:00 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -57,11 +57,12 @@ CONFIG_KERNEL_GZIP=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -95,21 +96,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
-CONFIG_HAVE_PERF_COUNTERS=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
 # CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_IOREMAP_PROT=y
 CONFIG_HAVE_KPROBES=y
@@ -175,6 +175,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -220,6 +221,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -312,7 +314,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -374,6 +377,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -403,6 +407,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 # CONFIG_WIRELESS_EXT is not set
 # CONFIG_LIB80211 is not set
@@ -410,7 +415,6 @@ CONFIG_WIRELESS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -618,10 +622,7 @@ CONFIG_8139TOO_PIO=y
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -714,7 +715,6 @@ CONFIG_DEVPORT=y
 # CONFIG_POWER_SUPPLY is not set
 # CONFIG_HWMON is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -736,6 +736,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -818,6 +819,7 @@ CONFIG_EXT2_FS=y
 # CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 # CONFIG_DNOTIFY is not set
@@ -882,7 +884,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 # CONFIG_NFS_FS is not set
 # CONFIG_NFSD is not set
@@ -909,6 +910,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -922,7 +924,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
-CONFIG_HAVE_FTRACE_SYSCALLS=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
diff --git a/arch/sh/configs/systemh_defconfig b/arch/sh/configs/systemh_defconfig
index 5d970263c096..b9fe960309f5 100644
--- a/arch/sh/configs/systemh_defconfig
+++ b/arch/sh/configs/systemh_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:12:28 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:35:03 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -27,7 +28,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 # CONFIG_SYSVIPC is not set
 # CONFIG_BSD_PROCESS_ACCT is not set
@@ -45,11 +54,12 @@ CONFIG_SWAP=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 # CONFIG_IKCONFIG is not set
 CONFIG_LOG_BUF_SHIFT=14
 # CONFIG_GROUP_SCHED is not set
@@ -83,18 +93,19 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -103,6 +114,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -115,7 +130,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -162,6 +177,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -207,6 +223,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -294,7 +311,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -402,10 +420,20 @@ CONFIG_HW_RANDOM=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -416,9 +444,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -495,7 +521,9 @@ CONFIG_RTC_LIB=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -559,7 +587,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 
 #
 # Partition Types
@@ -577,6 +604,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -586,8 +614,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -595,6 +626,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -623,4 +655,5 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/titan_defconfig b/arch/sh/configs/titan_defconfig
index 7ad080e820ce..2ca79ed9fb62 100644
--- a/arch/sh/configs/titan_defconfig
+++ b/arch/sh/configs/titan_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:12:54 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:36:36 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -28,7 +29,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -38,6 +41,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 # CONFIG_LOCALVERSION_AUTO is not set
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -50,11 +59,12 @@ CONFIG_POSIX_MQUEUE_SYSCTL=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=16
@@ -90,19 +100,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+# CONFIG_PERF_EVENTS is not set
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 # CONFIG_PROFILING is not set
-# CONFIG_MARKERS is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
 CONFIG_HAVE_IOREMAP_PROT=y
@@ -111,6 +122,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -123,7 +138,7 @@ CONFIG_MODULE_FORCE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -170,6 +185,7 @@ CONFIG_CPU_SUBTYPE_SH7751R=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -215,6 +231,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -307,7 +324,8 @@ CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x009e0000
 CONFIG_ENTRY_OFFSET=0x00001000
 # CONFIG_UBC_WAKEUP is not set
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC1,38400N81 root=/dev/nfs ip=:::::eth1:autoconf rw"
 
 #
@@ -509,6 +527,7 @@ CONFIG_IP6_NF_RAW=m
 # CONFIG_BRIDGE_NF_EBTABLES is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 CONFIG_STP=y
@@ -595,6 +614,7 @@ CONFIG_NET_SCH_FIFO=y
 CONFIG_FIB_RULES=y
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -603,7 +623,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -616,6 +635,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=m
@@ -628,9 +648,9 @@ CONFIG_CONNECTOR=m
 CONFIG_MTD=m
 CONFIG_MTD_DEBUG=y
 CONFIG_MTD_DEBUG_VERBOSE=0
+# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_CONCAT is not set
 # CONFIG_MTD_PARTITIONS is not set
-# CONFIG_MTD_TESTS is not set
 
 #
 # User Modules And Translation Layers
@@ -820,6 +840,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_DC390T is not set
 # CONFIG_SCSI_NSP32 is not set
 # CONFIG_SCSI_DEBUG is not set
+# CONFIG_SCSI_PMCRAID is not set
 # CONFIG_SCSI_SRP is not set
 # CONFIG_SCSI_DH is not set
 # CONFIG_SCSI_OSD_INITIATOR is not set
@@ -832,7 +853,11 @@ CONFIG_SCSI_LOWLEVEL=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -931,6 +956,7 @@ CONFIG_NETDEV_1000=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -956,10 +982,7 @@ CONFIG_CHELSIO_T3_DEPENDS=y
 # CONFIG_SFC is not set
 # CONFIG_BE2NET is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -1087,10 +1110,20 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_I5K_AMB is not set
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
@@ -1105,9 +1138,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT8231 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 CONFIG_WATCHDOG=y
 # CONFIG_WATCHDOG_NOWAYOUT is not set
 
@@ -1149,6 +1180,7 @@ CONFIG_SSB_POSSIBLE=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1167,7 +1199,6 @@ CONFIG_DUMMY_CONSOLE=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1217,6 +1248,7 @@ CONFIG_USB_EHCI_TT_NEWSCHED=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1416,8 +1448,10 @@ CONFIG_XFS_FS=m
 # CONFIG_XFS_POSIX_ACL is not set
 # CONFIG_XFS_RT is not set
 # CONFIG_XFS_DEBUG is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1489,7 +1523,6 @@ CONFIG_ROMFS_BACKED_BY_BLOCK=y
 CONFIG_ROMFS_ON_BLOCK=y
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
@@ -1591,6 +1624,7 @@ CONFIG_ENABLE_WARN_DEPRECATED=y
 CONFIG_ENABLE_MUST_CHECK=y
 CONFIG_FRAME_WARN=1024
 CONFIG_MAGIC_SYSRQ=y
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1621,23 +1655,29 @@ CONFIG_SCHED_DEBUG=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 # CONFIG_FRAME_POINTER is not set
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 CONFIG_FTRACE=y
 # CONFIG_FUNCTION_TRACER is not set
 # CONFIG_IRQSOFF_TRACER is not set
 # CONFIG_SCHED_TRACER is not set
 # CONFIG_ENABLE_DEFAULT_TRACERS is not set
+# CONFIG_FTRACE_SYSCALLS is not set
 # CONFIG_BOOT_TRACER is not set
 CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_PROFILE_ANNOTATED_BRANCHES is not set
@@ -1650,14 +1690,13 @@ CONFIG_BRANCH_PROFILE_NONE=y
 # CONFIG_SAMPLES is not set
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_KGDB is not set
-# CONFIG_KMEMCHECK is not set
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 # CONFIG_DUMP_CODE is not set
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1672,7 +1711,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD=y
@@ -1715,11 +1753,13 @@ CONFIG_CRYPTO_ECB=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=m
+# CONFIG_CRYPTO_GHASH is not set
 CONFIG_CRYPTO_MD4=m
 CONFIG_CRYPTO_MD5=y
 CONFIG_CRYPTO_MICHAEL_MIC=y
@@ -1790,5 +1830,6 @@ CONFIG_TEXTSEARCH_FSM=m
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/ul2_defconfig b/arch/sh/configs/ul2_defconfig
index 608fe563614c..b012ca77f029 100644
--- a/arch/sh/configs/ul2_defconfig
+++ b/arch/sh/configs/ul2_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:14:36 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:42:33 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,6 +14,7 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 # CONFIG_GENERIC_GPIO is not set
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
@@ -29,7 +30,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -40,6 +43,12 @@ CONFIG_LOCK_KERNEL=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -52,11 +61,12 @@ CONFIG_BSD_PROCESS_ACCT=y
 #
 # RCU Subsystem
 #
-CONFIG_CLASSIC_RCU=y
-# CONFIG_TREE_RCU is not set
-# CONFIG_PREEMPT_RCU is not set
+CONFIG_TREE_RCU=y
+# CONFIG_TREE_PREEMPT_RCU is not set
+# CONFIG_RCU_TRACE is not set
+CONFIG_RCU_FANOUT=32
+# CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -91,19 +101,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_SLUB_DEBUG=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 # CONFIG_SLAB is not set
 CONFIG_SLUB=y
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-# CONFIG_MARKERS is not set
 # CONFIG_OPROFILE is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -113,6 +124,10 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -125,7 +140,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -141,7 +156,7 @@ CONFIG_IOSCHED_NOOP=y
 # CONFIG_DEFAULT_CFQ is not set
 CONFIG_DEFAULT_NOOP=y
 CONFIG_DEFAULT_IOSCHED="noop"
-# CONFIG_FREEZER is not set
+CONFIG_FREEZER=y
 
 #
 # System type
@@ -176,6 +191,7 @@ CONFIG_ARCH_SHMOBILE=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -233,6 +249,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -314,7 +331,8 @@ CONFIG_GUSA=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-CONFIG_CMDLINE_BOOL=y
+CONFIG_CMDLINE_OVERWRITE=y
+# CONFIG_CMDLINE_EXTEND is not set
 CONFIG_CMDLINE="console=ttySC0,115200 root=/dev/nfs ip=dhcp"
 
 #
@@ -334,7 +352,13 @@ CONFIG_BINFMT_ELF=y
 #
 # Power management options (EXPERIMENTAL)
 #
-# CONFIG_PM is not set
+CONFIG_PM=y
+# CONFIG_PM_DEBUG is not set
+CONFIG_PM_SLEEP=y
+CONFIG_SUSPEND=y
+CONFIG_SUSPEND_FREEZER=y
+# CONFIG_HIBERNATION is not set
+CONFIG_PM_RUNTIME=y
 # CONFIG_CPU_IDLE is not set
 CONFIG_NET=y
 
@@ -382,6 +406,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -411,19 +436,17 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 CONFIG_CFG80211=y
+# CONFIG_NL80211_TESTMODE is not set
+# CONFIG_CFG80211_DEVELOPER_WARNINGS is not set
 # CONFIG_CFG80211_REG_DEBUG is not set
+CONFIG_CFG80211_DEFAULT_PS=y
+CONFIG_CFG80211_DEFAULT_PS_VALUE=1
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
 CONFIG_LIB80211=m
 # CONFIG_LIB80211_DEBUG is not set
 CONFIG_MAC80211=y
-CONFIG_MAC80211_DEFAULT_PS=y
-CONFIG_MAC80211_DEFAULT_PS_VALUE=1
-
-#
-# Rate control algorithm selection
-#
 CONFIG_MAC80211_RC_PID=y
 # CONFIG_MAC80211_RC_MINSTREL is not set
 CONFIG_MAC80211_RC_DEFAULT_PID=y
@@ -444,6 +467,7 @@ CONFIG_MAC80211_RC_DEFAULT="pid"
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 CONFIG_FW_LOADER=y
@@ -453,9 +477,9 @@ CONFIG_EXTRA_FIRMWARE=""
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -590,7 +614,6 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_SRP_ATTRS is not set
 CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_ISCSI_TCP is not set
-# CONFIG_SCSI_BNX2_ISCSI is not set
 # CONFIG_LIBFC is not set
 # CONFIG_LIBFCOE is not set
 # CONFIG_SCSI_DEBUG is not set
@@ -598,6 +621,7 @@ CONFIG_SCSI_LOWLEVEL=y
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 CONFIG_ATA_SFF=y
 # CONFIG_SATA_MV is not set
@@ -631,10 +655,7 @@ CONFIG_MII=y
 # CONFIG_KS8842 is not set
 # CONFIG_NETDEV_1000 is not set
 # CONFIG_NETDEV_10000 is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 CONFIG_WLAN_80211=y
 CONFIG_LIBERTAS=m
@@ -648,12 +669,13 @@ CONFIG_LIBERTAS_DEBUG=y
 # CONFIG_RTL8187 is not set
 # CONFIG_MAC80211_HWSIM is not set
 # CONFIG_P54_COMMON is not set
-# CONFIG_AR9170_USB is not set
+# CONFIG_ATH_COMMON is not set
 # CONFIG_HOSTAP is not set
 # CONFIG_B43 is not set
 # CONFIG_B43LEGACY is not set
 # CONFIG_ZD1211RW is not set
 # CONFIG_RT2X00 is not set
+# CONFIG_WL12XX is not set
 # CONFIG_IWM is not set
 
 #
@@ -750,10 +772,20 @@ CONFIG_SERIAL_CORE_CONSOLE=y
 # CONFIG_TCG_TPM is not set
 # CONFIG_I2C is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_F71805F is not set
 # CONFIG_SENSORS_F71882FG is not set
 # CONFIG_SENSORS_IT87 is not set
@@ -764,9 +796,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-# CONFIG_THERMAL_HWMON is not set
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -813,6 +843,7 @@ CONFIG_USB=y
 # CONFIG_USB_DEVICEFS is not set
 CONFIG_USB_DEVICE_CLASS=y
 # CONFIG_USB_DYNAMIC_MINORS is not set
+# CONFIG_USB_SUSPEND is not set
 # CONFIG_USB_OTG is not set
 # CONFIG_USB_OTG_WHITELIST is not set
 # CONFIG_USB_OTG_BLACKLIST_HUB is not set
@@ -827,9 +858,9 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 # CONFIG_USB_SL811_HCD is not set
 CONFIG_USB_R8A66597_HCD=y
-# CONFIG_SUPERH_ON_CHIP_R8A66597 is not set
 # CONFIG_USB_HWA_HCD is not set
 
 #
@@ -893,6 +924,7 @@ CONFIG_USB_STORAGE=y
 # CONFIG_USB_LD is not set
 # CONFIG_USB_TRANCEVIBRATOR is not set
 # CONFIG_USB_IOWARRIOR is not set
+# CONFIG_USB_TEST is not set
 # CONFIG_USB_ISIGHTFW is not set
 # CONFIG_USB_VST is not set
 # CONFIG_USB_GADGET is not set
@@ -917,6 +949,8 @@ CONFIG_MMC_BLOCK_BOUNCE=y
 # MMC/SD/SDIO Host Controller Drivers
 #
 # CONFIG_MMC_SDHCI is not set
+# CONFIG_MMC_AT91 is not set
+# CONFIG_MMC_ATMELMCI is not set
 # CONFIG_MEMSTICK is not set
 # CONFIG_NEW_LEDS is not set
 # CONFIG_ACCESSIBILITY is not set
@@ -949,8 +983,10 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 # CONFIG_BTRFS_FS is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1014,7 +1050,6 @@ CONFIG_CRAMFS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 # CONFIG_NFS_V3 is not set
@@ -1091,6 +1126,7 @@ CONFIG_TRACE_IRQFLAGS_SUPPORT=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 # CONFIG_DEBUG_FS is not set
 # CONFIG_HEADERS_CHECK is not set
@@ -1103,8 +1139,11 @@ CONFIG_FRAME_WARN=1024
 # CONFIG_LATENCYTOP is not set
 # CONFIG_SYSCTL_SYSCALL_CHECK is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DMA_API_DEBUG is not set
@@ -1112,6 +1151,7 @@ CONFIG_TRACING_SUPPORT=y
 CONFIG_HAVE_ARCH_KGDB=y
 # CONFIG_SH_STANDARD_BIOS is not set
 # CONFIG_EARLY_SCIF_CONSOLE is not set
+# CONFIG_DWARF_UNWINDER is not set
 
 #
 # Security options
@@ -1125,7 +1165,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1167,11 +1206,13 @@ CONFIG_CRYPTO_ECB=y
 #
 # CONFIG_CRYPTO_HMAC is not set
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 # CONFIG_CRYPTO_CRC32C is not set
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 # CONFIG_CRYPTO_MD5 is not set
 CONFIG_CRYPTO_MICHAEL_MIC=y
@@ -1235,5 +1276,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/configs/urquell_defconfig b/arch/sh/configs/urquell_defconfig
index ee1987e6cc59..9f8aee5bc559 100644
--- a/arch/sh/configs/urquell_defconfig
+++ b/arch/sh/configs/urquell_defconfig
@@ -1,7 +1,7 @@
 #
 # Automatically generated make config: don't edit
-# Linux kernel version: 2.6.30
-# Thu Jun 18 13:15:28 2009
+# Linux kernel version: 2.6.31
+# Thu Sep 24 19:46:13 2009
 #
 CONFIG_SUPERH=y
 CONFIG_SUPERH32=y
@@ -14,11 +14,13 @@ CONFIG_GENERIC_HWEIGHT=y
 CONFIG_GENERIC_HARDIRQS=y
 CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ=y
 CONFIG_GENERIC_IRQ_PROBE=y
+CONFIG_IRQ_PER_CPU=y
 CONFIG_GENERIC_GPIO=y
 CONFIG_GENERIC_TIME=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 # CONFIG_ARCH_SUSPEND_POSSIBLE is not set
 CONFIG_ARCH_HIBERNATION_POSSIBLE=y
+CONFIG_SYS_SUPPORTS_SMP=y
 CONFIG_SYS_SUPPORTS_NUMA=y
 CONFIG_SYS_SUPPORTS_PCI=y
 CONFIG_SYS_SUPPORTS_TMU=y
@@ -29,7 +31,9 @@ CONFIG_HAVE_LATENCYTOP_SUPPORT=y
 # CONFIG_ARCH_HAS_ILOG2_U64 is not set
 CONFIG_ARCH_NO_VIRT_TO_BUS=y
 CONFIG_ARCH_HAS_DEFAULT_IDLE=y
+CONFIG_ARCH_HAS_CPU_IDLE_WAIT=y
 CONFIG_DEFCONFIG_LIST="/lib/modules/$UNAME_RELEASE/.config"
+CONFIG_CONSTRUCTORS=y
 
 #
 # General setup
@@ -39,6 +43,12 @@ CONFIG_BROKEN_ON_SMP=y
 CONFIG_INIT_ENV_ARG_LIMIT=32
 CONFIG_LOCALVERSION=""
 CONFIG_LOCALVERSION_AUTO=y
+CONFIG_HAVE_KERNEL_GZIP=y
+CONFIG_HAVE_KERNEL_BZIP2=y
+CONFIG_HAVE_KERNEL_LZMA=y
+CONFIG_KERNEL_GZIP=y
+# CONFIG_KERNEL_BZIP2 is not set
+# CONFIG_KERNEL_LZMA is not set
 CONFIG_SWAP=y
 CONFIG_SYSVIPC=y
 CONFIG_SYSVIPC_SYSCTL=y
@@ -54,14 +64,12 @@ CONFIG_AUDIT_TREE=y
 #
 # RCU Subsystem
 #
-# CONFIG_CLASSIC_RCU is not set
 CONFIG_TREE_RCU=y
-# CONFIG_PREEMPT_RCU is not set
+# CONFIG_TREE_PREEMPT_RCU is not set
 # CONFIG_RCU_TRACE is not set
 CONFIG_RCU_FANOUT=32
 # CONFIG_RCU_FANOUT_EXACT is not set
 # CONFIG_TREE_RCU_TRACE is not set
-# CONFIG_PREEMPT_RCU_TRACE is not set
 CONFIG_IKCONFIG=y
 CONFIG_IKCONFIG_PROC=y
 CONFIG_LOG_BUF_SHIFT=14
@@ -111,20 +119,20 @@ CONFIG_TIMERFD=y
 CONFIG_EVENTFD=y
 CONFIG_SHMEM=y
 CONFIG_AIO=y
+CONFIG_HAVE_PERF_EVENTS=y
 
 #
-# Performance Counters
+# Kernel Performance Events And Counters
 #
+CONFIG_PERF_EVENTS=y
+# CONFIG_PERF_COUNTERS is not set
 CONFIG_VM_EVENT_COUNTERS=y
 CONFIG_PCI_QUIRKS=y
-# CONFIG_STRIP_ASM_SYMS is not set
 CONFIG_COMPAT_BRK=y
 CONFIG_SLAB=y
 # CONFIG_SLUB is not set
 # CONFIG_SLOB is not set
 CONFIG_PROFILING=y
-CONFIG_TRACEPOINTS=y
-CONFIG_MARKERS=y
 # CONFIG_OPROFILE is not set
 CONFIG_HAVE_OPROFILE=y
 # CONFIG_KPROBES is not set
@@ -134,6 +142,11 @@ CONFIG_HAVE_KRETPROBES=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_DMA_API_DEBUG=y
+
+#
+# GCOV-based kernel profiling
+#
+# CONFIG_GCOV_KERNEL is not set
 # CONFIG_SLOW_WORK is not set
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_SLABINFO=y
@@ -146,7 +159,7 @@ CONFIG_MODULE_UNLOAD=y
 # CONFIG_MODVERSIONS is not set
 # CONFIG_MODULE_SRCVERSION_ALL is not set
 CONFIG_BLOCK=y
-# CONFIG_LBD is not set
+CONFIG_LBDAF=y
 # CONFIG_BLK_DEV_BSG is not set
 # CONFIG_BLK_DEV_INTEGRITY is not set
 
@@ -195,6 +208,7 @@ CONFIG_CPU_SHX3=y
 # CONFIG_CPU_SUBTYPE_SH4_202 is not set
 # CONFIG_CPU_SUBTYPE_SH7723 is not set
 # CONFIG_CPU_SUBTYPE_SH7724 is not set
+# CONFIG_CPU_SUBTYPE_SH7757 is not set
 # CONFIG_CPU_SUBTYPE_SH7763 is not set
 # CONFIG_CPU_SUBTYPE_SH7770 is not set
 # CONFIG_CPU_SUBTYPE_SH7780 is not set
@@ -244,7 +258,6 @@ CONFIG_SPARSEMEM=y
 CONFIG_HAVE_MEMORY_PRESENT=y
 CONFIG_SPARSEMEM_STATIC=y
 # CONFIG_MEMORY_HOTPLUG is not set
-CONFIG_PAGEFLAGS_EXTENDED=y
 CONFIG_SPLIT_PTLOCK_CPUS=4
 CONFIG_MIGRATION=y
 # CONFIG_PHYS_ADDR_T_64BIT is not set
@@ -252,6 +265,7 @@ CONFIG_ZONE_DMA_FLAG=0
 CONFIG_NR_QUICK=2
 CONFIG_HAVE_MLOCK=y
 CONFIG_HAVE_MLOCKED_PAGE_BIT=y
+# CONFIG_KSM is not set
 CONFIG_DEFAULT_MMAP_MIN_ADDR=4096
 
 #
@@ -322,6 +336,7 @@ CONFIG_SCHED_HRTICK=y
 CONFIG_KEXEC=y
 # CONFIG_CRASH_DUMP is not set
 CONFIG_SECCOMP=y
+# CONFIG_SMP is not set
 CONFIG_PREEMPT_NONE=y
 # CONFIG_PREEMPT_VOLUNTARY is not set
 # CONFIG_PREEMPT is not set
@@ -334,7 +349,8 @@ CONFIG_SPARSE_IRQ=y
 CONFIG_ZERO_PAGE_OFFSET=0x00001000
 CONFIG_BOOT_LINK_OFFSET=0x00800000
 CONFIG_ENTRY_OFFSET=0x00001000
-# CONFIG_CMDLINE_BOOL is not set
+# CONFIG_CMDLINE_OVERWRITE is not set
+# CONFIG_CMDLINE_EXTEND is not set
 
 #
 # Bus options
@@ -343,6 +359,8 @@ CONFIG_PCI=y
 # CONFIG_SH_PCIDMA_NONCOHERENT is not set
 CONFIG_PCIEPORTBUS=y
 CONFIG_PCIEAER=y
+# CONFIG_PCIE_ECRC is not set
+# CONFIG_PCIEAER_INJECT is not set
 CONFIG_PCIEASPM=y
 CONFIG_PCIEASPM_DEBUG=y
 # CONFIG_ARCH_SUPPORTS_MSI is not set
@@ -367,6 +385,7 @@ CONFIG_BINFMT_MISC=y
 CONFIG_PM=y
 # CONFIG_PM_DEBUG is not set
 # CONFIG_HIBERNATION is not set
+# CONFIG_PM_RUNTIME is not set
 CONFIG_CPU_IDLE=y
 CONFIG_CPU_IDLE_GOV_LADDER=y
 CONFIG_NET=y
@@ -420,6 +439,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_NETFILTER is not set
 # CONFIG_IP_DCCP is not set
 # CONFIG_IP_SCTP is not set
+# CONFIG_RDS is not set
 # CONFIG_TIPC is not set
 # CONFIG_ATM is not set
 # CONFIG_BRIDGE is not set
@@ -442,7 +462,6 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # Network testing
 #
 # CONFIG_NET_PKTGEN is not set
-# CONFIG_NET_DROP_MONITOR is not set
 # CONFIG_HAMRADIO is not set
 # CONFIG_CAN is not set
 # CONFIG_IRDA is not set
@@ -450,6 +469,7 @@ CONFIG_DEFAULT_TCP_CONG="cubic"
 # CONFIG_AF_RXRPC is not set
 CONFIG_WIRELESS=y
 # CONFIG_CFG80211 is not set
+CONFIG_CFG80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIRELESS_OLD_REGULATORY is not set
 CONFIG_WIRELESS_EXT=y
 CONFIG_WIRELESS_EXT_SYSFS=y
@@ -458,7 +478,6 @@ CONFIG_WIRELESS_EXT_SYSFS=y
 #
 # CFG80211 needs to be enabled for MAC80211
 #
-CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # CONFIG_WIMAX is not set
 # CONFIG_RFKILL is not set
 # CONFIG_NET_9P is not set
@@ -471,6 +490,7 @@ CONFIG_MAC80211_DEFAULT_PS_VALUE=0
 # Generic Driver Options
 #
 CONFIG_UEVENT_HELPER_PATH="/sbin/hotplug"
+# CONFIG_DEVTMPFS is not set
 CONFIG_STANDALONE=y
 CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_FW_LOADER is not set
@@ -480,9 +500,9 @@ CONFIG_PREVENT_FIRMWARE_BUILD=y
 # CONFIG_CONNECTOR is not set
 CONFIG_MTD=y
 # CONFIG_MTD_DEBUG is not set
+# CONFIG_MTD_TESTS is not set
 CONFIG_MTD_CONCAT=y
 CONFIG_MTD_PARTITIONS=y
-# CONFIG_MTD_TESTS is not set
 # CONFIG_MTD_REDBOOT_PARTS is not set
 # CONFIG_MTD_CMDLINE_PARTS is not set
 # CONFIG_MTD_AR7_PARTS is not set
@@ -620,6 +640,7 @@ CONFIG_SCSI_WAIT_SCAN=m
 # CONFIG_SCSI_OSD_INITIATOR is not set
 CONFIG_ATA=y
 # CONFIG_ATA_NONSTANDARD is not set
+CONFIG_ATA_VERBOSE_ERROR=y
 CONFIG_SATA_PMP=y
 # CONFIG_SATA_AHCI is not set
 CONFIG_SATA_SIL24=y
@@ -641,6 +662,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_ALI is not set
 # CONFIG_PATA_AMD is not set
 # CONFIG_PATA_ARTOP is not set
+# CONFIG_PATA_ATP867X is not set
 # CONFIG_PATA_ATIIXP is not set
 # CONFIG_PATA_CMD640_PCI is not set
 # CONFIG_PATA_CMD64X is not set
@@ -668,6 +690,7 @@ CONFIG_ATA_SFF=y
 # CONFIG_PATA_OPTIDMA is not set
 # CONFIG_PATA_PDC_OLD is not set
 # CONFIG_PATA_RADISYS is not set
+# CONFIG_PATA_RDC is not set
 # CONFIG_PATA_RZ1000 is not set
 # CONFIG_PATA_SC1200 is not set
 # CONFIG_PATA_SERVERWORKS is not set
@@ -686,7 +709,11 @@ CONFIG_ATA_SFF=y
 #
 
 #
-# Enable only one of the two stacks, unless you know what you are doing
+# You can enable one or both FireWire driver stacks.
+#
+
+#
+# See the help texts for more information.
 #
 # CONFIG_FIREWIRE is not set
 # CONFIG_IEEE1394 is not set
@@ -782,6 +809,7 @@ CONFIG_SKY2_DEBUG=y
 # CONFIG_VIA_VELOCITY is not set
 # CONFIG_TIGON3 is not set
 # CONFIG_BNX2 is not set
+# CONFIG_CNIC is not set
 # CONFIG_QLA3XXX is not set
 # CONFIG_ATL1 is not set
 # CONFIG_ATL1E is not set
@@ -789,10 +817,7 @@ CONFIG_SKY2_DEBUG=y
 # CONFIG_JME is not set
 # CONFIG_NETDEV_10000 is not set
 # CONFIG_TR is not set
-
-#
-# Wireless LAN
-#
+CONFIG_WLAN=y
 # CONFIG_WLAN_PRE80211 is not set
 # CONFIG_WLAN_80211 is not set
 
@@ -842,14 +867,19 @@ CONFIG_INPUT_MOUSEDEV_SCREEN_Y=768
 # Input Device Drivers
 #
 CONFIG_INPUT_KEYBOARD=y
+# CONFIG_KEYBOARD_ADP5588 is not set
 # CONFIG_KEYBOARD_ATKBD is not set
-# CONFIG_KEYBOARD_SUNKBD is not set
+# CONFIG_QT2160 is not set
 # CONFIG_KEYBOARD_LKKBD is not set
-# CONFIG_KEYBOARD_XTKBD is not set
+# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_MATRIX is not set
+# CONFIG_KEYBOARD_MAX7359 is not set
 # CONFIG_KEYBOARD_NEWTON is not set
+# CONFIG_KEYBOARD_OPENCORES is not set
 # CONFIG_KEYBOARD_STOWAWAY is not set
-# CONFIG_KEYBOARD_GPIO is not set
+# CONFIG_KEYBOARD_SUNKBD is not set
 # CONFIG_KEYBOARD_SH_KEYSC is not set
+# CONFIG_KEYBOARD_XTKBD is not set
 # CONFIG_INPUT_MOUSE is not set
 # CONFIG_INPUT_JOYSTICK is not set
 # CONFIG_INPUT_TABLET is not set
@@ -902,6 +932,7 @@ CONFIG_HW_RANDOM=y
 CONFIG_DEVPORT=y
 CONFIG_I2C=y
 CONFIG_I2C_BOARDINFO=y
+CONFIG_I2C_COMPAT=y
 # CONFIG_I2C_CHARDEV is not set
 CONFIG_I2C_HELPER_AUTO=y
 CONFIG_I2C_ALGOPCA=y
@@ -931,6 +962,7 @@ CONFIG_I2C_ALGOPCA=y
 #
 # I2C system bus drivers (mostly embedded / system-on-chip)
 #
+# CONFIG_I2C_DESIGNWARE is not set
 # CONFIG_I2C_GPIO is not set
 # CONFIG_I2C_OCORES is not set
 # CONFIG_I2C_SH_MOBILE is not set
@@ -958,15 +990,17 @@ CONFIG_I2C_PCA_PLATFORM=y
 # Miscellaneous I2C Chip support
 #
 # CONFIG_DS1682 is not set
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_PCF8575 is not set
-# CONFIG_SENSORS_PCA9539 is not set
 # CONFIG_SENSORS_TSL2550 is not set
 # CONFIG_I2C_DEBUG_CORE is not set
 # CONFIG_I2C_DEBUG_ALGO is not set
 # CONFIG_I2C_DEBUG_BUS is not set
 # CONFIG_I2C_DEBUG_CHIP is not set
 # CONFIG_SPI is not set
+
+#
+# PPS support
+#
+# CONFIG_PPS is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_GPIOLIB=y
 # CONFIG_DEBUG_GPIO is not set
@@ -987,14 +1021,24 @@ CONFIG_GPIOLIB=y
 # PCI GPIO expanders:
 #
 # CONFIG_GPIO_BT8XX is not set
+# CONFIG_GPIO_LANGWELL is not set
 
 #
 # SPI GPIO expanders:
 #
+
+#
+# AC97 GPIO expanders:
+#
 # CONFIG_W1 is not set
 # CONFIG_POWER_SUPPLY is not set
 CONFIG_HWMON=y
 # CONFIG_HWMON_VID is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
+
+#
+# Native drivers
+#
 # CONFIG_SENSORS_AD7414 is not set
 # CONFIG_SENSORS_AD7418 is not set
 # CONFIG_SENSORS_ADM1021 is not set
@@ -1045,6 +1089,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_ADS7828 is not set
 # CONFIG_SENSORS_THMC50 is not set
 # CONFIG_SENSORS_TMP401 is not set
+# CONFIG_SENSORS_TMP421 is not set
 # CONFIG_SENSORS_VIA686A is not set
 # CONFIG_SENSORS_VT1211 is not set
 # CONFIG_SENSORS_VT8231 is not set
@@ -1056,9 +1101,7 @@ CONFIG_HWMON=y
 # CONFIG_SENSORS_W83L786NG is not set
 # CONFIG_SENSORS_W83627HF is not set
 # CONFIG_SENSORS_W83627EHF is not set
-# CONFIG_HWMON_DEBUG_CHIP is not set
 # CONFIG_THERMAL is not set
-CONFIG_THERMAL_HWMON=y
 # CONFIG_WATCHDOG is not set
 CONFIG_SSB_POSSIBLE=y
 
@@ -1079,8 +1122,10 @@ CONFIG_MFD_SM501=y
 # CONFIG_MFD_TMIO is not set
 # CONFIG_PMIC_DA903X is not set
 # CONFIG_MFD_WM8400 is not set
+# CONFIG_MFD_WM831X is not set
 # CONFIG_MFD_WM8350_I2C is not set
 # CONFIG_MFD_PCF50633 is not set
+# CONFIG_AB3100_CORE is not set
 # CONFIG_REGULATOR is not set
 CONFIG_MEDIA_SUPPORT=y
 
@@ -1099,6 +1144,7 @@ CONFIG_MEDIA_SUPPORT=y
 #
 # Graphics support
 #
+CONFIG_VGA_ARB=y
 # CONFIG_DRM is not set
 # CONFIG_VGASTATE is not set
 # CONFIG_VIDEO_OUTPUT_CONTROL is not set
@@ -1183,7 +1229,6 @@ CONFIG_LOGO_LINUX_CLUT224=y
 # CONFIG_SOUND is not set
 CONFIG_HID_SUPPORT=y
 CONFIG_HID=y
-# CONFIG_HID_DEBUG is not set
 # CONFIG_HIDRAW is not set
 
 #
@@ -1206,6 +1251,7 @@ CONFIG_HID_CYPRESS=y
 CONFIG_HID_EZKEY=y
 # CONFIG_HID_KYE is not set
 CONFIG_HID_GYRATION=y
+# CONFIG_HID_TWINHAN is not set
 # CONFIG_HID_KENSINGTON is not set
 CONFIG_HID_LOGITECH=y
 # CONFIG_LOGITECH_FF is not set
@@ -1255,6 +1301,7 @@ CONFIG_USB_MON=y
 # CONFIG_USB_OXU210HP_HCD is not set
 # CONFIG_USB_ISP116X_HCD is not set
 # CONFIG_USB_ISP1760_HCD is not set
+# CONFIG_USB_ISP1362_HCD is not set
 CONFIG_USB_OHCI_HCD=y
 # CONFIG_USB_OHCI_BIG_ENDIAN_DESC is not set
 # CONFIG_USB_OHCI_BIG_ENDIAN_MMIO is not set
@@ -1373,6 +1420,7 @@ CONFIG_RTC_INTF_DEV=y
 # CONFIG_RTC_DRV_S35390A is not set
 # CONFIG_RTC_DRV_FM3130 is not set
 # CONFIG_RTC_DRV_RX8581 is not set
+# CONFIG_RTC_DRV_RX8025 is not set
 
 #
 # SPI RTC drivers
@@ -1422,6 +1470,7 @@ CONFIG_EXT4_FS=y
 CONFIG_EXT4_FS_XATTR=y
 # CONFIG_EXT4_FS_POSIX_ACL is not set
 # CONFIG_EXT4_FS_SECURITY is not set
+# CONFIG_EXT4_DEBUG is not set
 CONFIG_JBD=y
 # CONFIG_JBD_DEBUG is not set
 CONFIG_JBD2=y
@@ -1431,9 +1480,11 @@ CONFIG_FS_MBCACHE=y
 # CONFIG_JFS_FS is not set
 # CONFIG_FS_POSIX_ACL is not set
 # CONFIG_XFS_FS is not set
+# CONFIG_GFS2_FS is not set
 # CONFIG_OCFS2_FS is not set
 CONFIG_BTRFS_FS=y
 # CONFIG_BTRFS_FS_POSIX_ACL is not set
+# CONFIG_NILFS2_FS is not set
 CONFIG_FILE_LOCKING=y
 CONFIG_FSNOTIFY=y
 CONFIG_DNOTIFY=y
@@ -1499,12 +1550,12 @@ CONFIG_MISC_FILESYSTEMS=y
 # CONFIG_ROMFS_FS is not set
 # CONFIG_SYSV_FS is not set
 # CONFIG_UFS_FS is not set
-# CONFIG_NILFS2_FS is not set
 CONFIG_NETWORK_FILESYSTEMS=y
 CONFIG_NFS_FS=y
 CONFIG_NFS_V3=y
 # CONFIG_NFS_V3_ACL is not set
 CONFIG_NFS_V4=y
+# CONFIG_NFS_V4_1 is not set
 CONFIG_ROOT_NFS=y
 # CONFIG_NFSD is not set
 CONFIG_LOCKD=y
@@ -1576,6 +1627,7 @@ CONFIG_PRINTK_TIME=y
 # CONFIG_ENABLE_MUST_CHECK is not set
 CONFIG_FRAME_WARN=1024
 # CONFIG_MAGIC_SYSRQ is not set
+# CONFIG_STRIP_ASM_SYMS is not set
 # CONFIG_UNUSED_SYMBOLS is not set
 CONFIG_DEBUG_FS=y
 # CONFIG_HEADERS_CHECK is not set
@@ -1610,18 +1662,23 @@ CONFIG_DEBUG_INFO=y
 # CONFIG_DEBUG_LIST is not set
 # CONFIG_DEBUG_SG is not set
 # CONFIG_DEBUG_NOTIFIERS is not set
+# CONFIG_DEBUG_CREDENTIALS is not set
 CONFIG_FRAME_POINTER=y
 # CONFIG_RCU_TORTURE_TEST is not set
 # CONFIG_RCU_CPU_STALL_DETECTOR is not set
 # CONFIG_BACKTRACE_SELF_TEST is not set
 # CONFIG_DEBUG_BLOCK_EXT_DEVT is not set
+# CONFIG_DEBUG_FORCE_WEAK_PER_CPU is not set
 # CONFIG_FAULT_INJECTION is not set
 # CONFIG_LATENCYTOP is not set
 CONFIG_SYSCTL_SYSCALL_CHECK=y
 # CONFIG_PAGE_POISONING is not set
 CONFIG_HAVE_FUNCTION_TRACER=y
+CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
+CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_FTRACE_MCOUNT_RECORD=y
+CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_TRACING_SUPPORT=y
 # CONFIG_FTRACE is not set
 # CONFIG_DYNAMIC_DEBUG is not set
@@ -1633,11 +1690,11 @@ CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_EARLY_SCIF_CONSOLE=y
 CONFIG_EARLY_SCIF_CONSOLE_PORT=0xffeb0000
 CONFIG_EARLY_PRINTK=y
-# CONFIG_DEBUG_BOOTMEM is not set
-# CONFIG_DEBUG_STACKOVERFLOW is not set
+# CONFIG_STACK_DEBUG is not set
 # CONFIG_DEBUG_STACK_USAGE is not set
 # CONFIG_4KSTACKS is not set
 # CONFIG_DUMP_CODE is not set
+# CONFIG_DWARF_UNWINDER is not set
 # CONFIG_SH_NO_BSS_INIT is not set
 
 #
@@ -1652,7 +1709,6 @@ CONFIG_CRYPTO=y
 #
 # Crypto core or helper
 #
-# CONFIG_CRYPTO_FIPS is not set
 CONFIG_CRYPTO_ALGAPI=y
 CONFIG_CRYPTO_ALGAPI2=y
 CONFIG_CRYPTO_AEAD2=y
@@ -1694,11 +1750,13 @@ CONFIG_CRYPTO_CBC=y
 #
 CONFIG_CRYPTO_HMAC=y
 # CONFIG_CRYPTO_XCBC is not set
+# CONFIG_CRYPTO_VMAC is not set
 
 #
 # Digest
 #
 CONFIG_CRYPTO_CRC32C=y
+# CONFIG_CRYPTO_GHASH is not set
 # CONFIG_CRYPTO_MD4 is not set
 CONFIG_CRYPTO_MD5=y
 # CONFIG_CRYPTO_MICHAEL_MIC is not set
@@ -1764,5 +1822,6 @@ CONFIG_DECOMPRESS_GZIP=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT=y
 CONFIG_HAS_DMA=y
+CONFIG_HAVE_LMB=y
 CONFIG_NLATTR=y
 CONFIG_GENERIC_ATOMIC64=y
diff --git a/arch/sh/drivers/dma/Kconfig b/arch/sh/drivers/dma/Kconfig
index b91fa8dbf047..4d58eb0973d4 100644
--- a/arch/sh/drivers/dma/Kconfig
+++ b/arch/sh/drivers/dma/Kconfig
@@ -1,12 +1,9 @@
 menu "DMA support"
 
-config SH_DMA_API
-	bool
 
 config SH_DMA
 	bool "SuperH on-chip DMA controller (DMAC) support"
 	depends on CPU_SH3 || CPU_SH4
-	select SH_DMA_API
 	default n
 
 config SH_DMA_IRQ_MULTI
@@ -19,6 +16,15 @@ config SH_DMA_IRQ_MULTI
 		     CPU_SUBTYPE_SH7780  || CPU_SUBTYPE_SH7785  || \
 		     CPU_SUBTYPE_SH7760
 
+config SH_DMA_API
+	depends on SH_DMA
+	bool "SuperH DMA API support"
+	default n
+	help
+	  SH_DMA_API always enabled DMA API of used SuperH.
+	  If you want to use DMA ENGINE, you must not enable this.
+	  Please enable DMA_ENGINE and SH_DMAE.
+
 config NR_ONCHIP_DMA_CHANNELS
 	int
 	depends on SH_DMA
diff --git a/arch/sh/drivers/dma/Makefile b/arch/sh/drivers/dma/Makefile
index c6068137b46f..d88c9484762c 100644
--- a/arch/sh/drivers/dma/Makefile
+++ b/arch/sh/drivers/dma/Makefile
@@ -2,8 +2,7 @@
 # Makefile for the SuperH DMA specific kernel interface routines under Linux.
 #
 
-obj-$(CONFIG_SH_DMA_API)	+= dma-api.o dma-sysfs.o
-obj-$(CONFIG_SH_DMA)		+= dma-sh.o
+obj-$(CONFIG_SH_DMA_API)	+= dma-sh.o dma-api.o dma-sysfs.o
 obj-$(CONFIG_PVR2_DMA)		+= dma-pvr2.o
 obj-$(CONFIG_G2_DMA)		+= dma-g2.o
 obj-$(CONFIG_SH_DMABRG)		+= dmabrg.o
diff --git a/arch/sh/include/asm/dma-sh.h b/arch/sh/include/asm/dma-sh.h
index 68a5f4cb0343..78eed3e0bdf5 100644
--- a/arch/sh/include/asm/dma-sh.h
+++ b/arch/sh/include/asm/dma-sh.h
@@ -116,4 +116,17 @@ static u32 dma_base_addr[] __maybe_unused = {
 #define CHCR    0x0C
 #define DMAOR	0x40
 
+/*
+ * for dma engine
+ *
+ * SuperH DMA mode
+ */
+#define SHDMA_MIX_IRQ	(1 << 1)
+#define SHDMA_DMAOR1	(1 << 2)
+#define SHDMA_DMAE1		(1 << 3)
+
+struct sh_dmae_pdata {
+	unsigned int mode;
+};
+
 #endif /* __DMA_SH_H */
diff --git a/arch/sh/include/asm/perf_counter.h b/arch/sh/include/asm/perf_counter.h
deleted file mode 100644
index d8e6bb9c0ccc..000000000000
--- a/arch/sh/include/asm/perf_counter.h
+++ /dev/null
@@ -1,9 +0,0 @@
-#ifndef __ASM_SH_PERF_COUNTER_H
-#define __ASM_SH_PERF_COUNTER_H
-
-/* SH only supports software counters through this interface. */
-static inline void set_perf_counter_pending(void) {}
-
-#define PERF_COUNTER_INDEX_OFFSET	0
-
-#endif /* __ASM_SH_PERF_COUNTER_H */
diff --git a/arch/sh/include/asm/perf_event.h b/arch/sh/include/asm/perf_event.h
new file mode 100644
index 000000000000..11a302297ab7
--- /dev/null
+++ b/arch/sh/include/asm/perf_event.h
@@ -0,0 +1,9 @@
+#ifndef __ASM_SH_PERF_EVENT_H
+#define __ASM_SH_PERF_EVENT_H
+
+/* SH only supports software events through this interface. */
+static inline void set_perf_event_pending(void) {}
+
+#define PERF_EVENT_INDEX_OFFSET	0
+
+#endif /* __ASM_SH_PERF_EVENT_H */
diff --git a/arch/sh/include/asm/rwsem.h b/arch/sh/include/asm/rwsem.h
index 1987f3ea7f1b..06e2251a5e48 100644
--- a/arch/sh/include/asm/rwsem.h
+++ b/arch/sh/include/asm/rwsem.h
@@ -41,7 +41,7 @@ struct rw_semaphore {
 #endif
 
 #define __RWSEM_INITIALIZER(name) \
-	{ RWSEM_UNLOCKED_VALUE, SPIN_LOCK_UNLOCKED, \
+	{ RWSEM_UNLOCKED_VALUE, __SPIN_LOCK_UNLOCKED((name).wait_lock), \
 	  LIST_HEAD_INIT((name).wait_list) \
 	  __RWSEM_DEP_MAP_INIT(name) }
 
diff --git a/arch/sh/include/asm/smp.h b/arch/sh/include/asm/smp.h
index ca64f43abe67..53ef26ced75f 100644
--- a/arch/sh/include/asm/smp.h
+++ b/arch/sh/include/asm/smp.h
@@ -44,7 +44,6 @@ void plat_send_ipi(unsigned int cpu, unsigned int message);
 
 void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 #else
 
diff --git a/arch/sh/include/asm/topology.h b/arch/sh/include/asm/topology.h
index f8c40cc65054..65e7bd2f2240 100644
--- a/arch/sh/include/asm/topology.h
+++ b/arch/sh/include/asm/topology.h
@@ -31,7 +31,6 @@
 #define cpu_to_node(cpu)	((void)(cpu),0)
 #define parent_node(node)	((void)(node),0)
 
-#define node_to_cpumask(node)	((void)node, cpu_online_map)
 #define cpumask_of_node(node)	((void)node, cpu_online_mask)
 
 #define pcibus_to_node(bus)	((void)(bus), -1)
diff --git a/arch/sh/include/asm/unistd_32.h b/arch/sh/include/asm/unistd_32.h
index 925dd40d9d55..f3fd1b9eb6b1 100644
--- a/arch/sh/include/asm/unistd_32.h
+++ b/arch/sh/include/asm/unistd_32.h
@@ -344,7 +344,7 @@
 #define __NR_preadv		333
 #define __NR_pwritev		334
 #define __NR_rt_tgsigqueueinfo	335
-#define __NR_perf_counter_open	336
+#define __NR_perf_event_open	336
 
 #define NR_syscalls 337
 
diff --git a/arch/sh/include/asm/unistd_64.h b/arch/sh/include/asm/unistd_64.h
index 2b84bc916bc5..343ce8f073ea 100644
--- a/arch/sh/include/asm/unistd_64.h
+++ b/arch/sh/include/asm/unistd_64.h
@@ -384,7 +384,7 @@
 #define __NR_preadv		361
 #define __NR_pwritev		362
 #define __NR_rt_tgsigqueueinfo	363
-#define __NR_perf_counter_open	364
+#define __NR_perf_event_open	364
 
 #ifdef __KERNEL__
 
diff --git a/arch/sh/kernel/cpu/irq/imask.c b/arch/sh/kernel/cpu/irq/imask.c
index 6b5d191eec3a..a351ed84eec5 100644
--- a/arch/sh/kernel/cpu/irq/imask.c
+++ b/arch/sh/kernel/cpu/irq/imask.c
@@ -68,7 +68,7 @@ static void unmask_imask_irq(unsigned int irq)
 }
 
 static struct irq_chip imask_irq_chip = {
-	.typename	= "SR.IMASK",
+	.name		= "SR.IMASK",
 	.mask		= mask_imask_irq,
 	.unmask		= unmask_imask_irq,
 	.mask_ack	= mask_imask_irq,
diff --git a/arch/sh/kernel/cpu/irq/intc-sh5.c b/arch/sh/kernel/cpu/irq/intc-sh5.c
index 6c092f1f5557..06e7e2959b54 100644
--- a/arch/sh/kernel/cpu/irq/intc-sh5.c
+++ b/arch/sh/kernel/cpu/irq/intc-sh5.c
@@ -85,7 +85,7 @@ static void mask_and_ack_intc(unsigned int);
 static void end_intc_irq(unsigned int irq);
 
 static struct irq_chip intc_irq_type = {
-	.typename = "INTC",
+	.name = "INTC",
 	.startup = startup_intc_irq,
 	.shutdown = shutdown_intc_irq,
 	.enable = enable_intc_irq,
diff --git a/arch/sh/kernel/cpu/sh3/entry.S b/arch/sh/kernel/cpu/sh3/entry.S
index 0151933e5253..bb407ef0b91e 100644
--- a/arch/sh/kernel/cpu/sh3/entry.S
+++ b/arch/sh/kernel/cpu/sh3/entry.S
@@ -152,8 +152,6 @@ call_do_page_fault:
 	mov.l	1f, r0
 	mov.l	@r0, r6
 
-	sti
-
 	mov.l	3f, r0
 	mov.l	4f, r1
 	mov	r15, r4
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
index 35097753456c..5491b094cf05 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7722.c
@@ -17,6 +17,7 @@
 #include <linux/sh_timer.h>
 #include <asm/clock.h>
 #include <asm/mmzone.h>
+#include <asm/dma-sh.h>
 #include <cpu/sh7722.h>
 
 static struct resource rtc_resources[] = {
@@ -373,6 +374,18 @@ static struct platform_device sci_device = {
 	},
 };
 
+static struct sh_dmae_pdata dma_platform_data = {
+	.mode = 0,
+};
+
+static struct platform_device dma_device = {
+	.name		= "sh-dma-engine",
+	.id		= -1,
+	.dev		= {
+		.platform_data	= &dma_platform_data,
+	},
+};
+
 static struct platform_device *sh7722_devices[] __initdata = {
 	&cmt_device,
 	&tmu0_device,
@@ -385,6 +398,7 @@ static struct platform_device *sh7722_devices[] __initdata = {
 	&vpu_device,
 	&veu_device,
 	&jpu_device,
+	&dma_device,
 };
 
 static int __init sh7722_devices_setup(void)
diff --git a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
index 2c901f446959..12ff56f19c5c 100644
--- a/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
+++ b/arch/sh/kernel/cpu/sh4a/setup-sh7780.c
@@ -13,6 +13,7 @@
 #include <linux/io.h>
 #include <linux/serial_sci.h>
 #include <linux/sh_timer.h>
+#include <asm/dma-sh.h>
 
 static struct sh_timer_config tmu0_platform_data = {
 	.name = "TMU0",
@@ -240,6 +241,18 @@ static struct platform_device sci_device = {
 	},
 };
 
+static struct sh_dmae_pdata dma_platform_data = {
+	.mode = (SHDMA_MIX_IRQ | SHDMA_DMAOR1),
+};
+
+static struct platform_device dma_device = {
+	.name           = "sh-dma-engine",
+	.id             = -1,
+	.dev            = {
+		.platform_data  = &dma_platform_data,
+	},
+};
+
 static struct platform_device *sh7780_devices[] __initdata = {
 	&tmu0_device,
 	&tmu1_device,
@@ -249,6 +262,7 @@ static struct platform_device *sh7780_devices[] __initdata = {
 	&tmu5_device,
 	&rtc_device,
 	&sci_device,
+	&dma_device,
 };
 
 static int __init sh7780_devices_setup(void)
diff --git a/arch/sh/kernel/dwarf.c b/arch/sh/kernel/dwarf.c
index bc4d8d75332b..d76a23170dbb 100644
--- a/arch/sh/kernel/dwarf.c
+++ b/arch/sh/kernel/dwarf.c
@@ -20,11 +20,11 @@
 #include <linux/list.h>
 #include <linux/mempool.h>
 #include <linux/mm.h>
+#include <linux/ftrace.h>
 #include <asm/dwarf.h>
 #include <asm/unwinder.h>
 #include <asm/sections.h>
 #include <asm/unaligned.h>
-#include <asm/dwarf.h>
 #include <asm/stacktrace.h>
 
 /* Reserve enough memory for two stack frames */
@@ -555,9 +555,30 @@ struct dwarf_frame * dwarf_unwind_stack(unsigned long pc,
 	 * NOTE: the return address is guaranteed to be setup by the
 	 * time this function makes its first function call.
 	 */
-	if (!pc && !prev)
+	if (!pc || !prev)
 		pc = (unsigned long)current_text_addr();
 
+#ifdef CONFIG_FUNCTION_GRAPH_TRACER
+	/*
+	 * If our stack has been patched by the function graph tracer
+	 * then we might see the address of return_to_handler() where we
+	 * expected to find the real return address.
+	 */
+	if (pc == (unsigned long)&return_to_handler) {
+		int index = current->curr_ret_stack;
+
+		/*
+		 * We currently have no way of tracking how many
+		 * return_to_handler()'s we've seen. If there is more
+		 * than one patched return address on our stack,
+		 * complain loudly.
+		 */
+		WARN_ON(index > 0);
+
+		pc = current->ret_stack[index].ret;
+	}
+#endif
+
 	frame = mempool_alloc(dwarf_frame_pool, GFP_ATOMIC);
 	if (!frame) {
 		printk(KERN_ERR "Unable to allocate a dwarf frame\n");
diff --git a/arch/sh/kernel/entry-common.S b/arch/sh/kernel/entry-common.S
index 68d9223b145e..3eb84931d2aa 100644
--- a/arch/sh/kernel/entry-common.S
+++ b/arch/sh/kernel/entry-common.S
@@ -121,7 +121,7 @@ noresched:
 ENTRY(resume_userspace)
 	! r8: current_thread_info
 	cli
-	TRACE_IRQS_OfF
+	TRACE_IRQS_OFF
 	mov.l	@(TI_FLAGS,r8), r0		! current_thread_info->flags
 	tst	#(_TIF_WORK_MASK & 0xff), r0
 	bt/s	__restore_all
diff --git a/arch/sh/kernel/ftrace.c b/arch/sh/kernel/ftrace.c
index a3dcc6d5d253..2c48e267256e 100644
--- a/arch/sh/kernel/ftrace.c
+++ b/arch/sh/kernel/ftrace.c
@@ -291,31 +291,48 @@ struct syscall_metadata *syscall_nr_to_meta(int nr)
 	return syscalls_metadata[nr];
 }
 
-void arch_init_ftrace_syscalls(void)
+int syscall_name_to_nr(char *name)
+{
+	int i;
+
+	if (!syscalls_metadata)
+		return -1;
+	for (i = 0; i < NR_syscalls; i++)
+		if (syscalls_metadata[i])
+			if (!strcmp(syscalls_metadata[i]->name, name))
+				return i;
+	return -1;
+}
+
+void set_syscall_enter_id(int num, int id)
+{
+	syscalls_metadata[num]->enter_id = id;
+}
+
+void set_syscall_exit_id(int num, int id)
+{
+	syscalls_metadata[num]->exit_id = id;
+}
+
+static int __init arch_init_ftrace_syscalls(void)
 {
 	int i;
 	struct syscall_metadata *meta;
 	unsigned long **psys_syscall_table = &sys_call_table;
-	static atomic_t refs;
-
-	if (atomic_inc_return(&refs) != 1)
-		goto end;
 
 	syscalls_metadata = kzalloc(sizeof(*syscalls_metadata) *
 					FTRACE_SYSCALL_MAX, GFP_KERNEL);
 	if (!syscalls_metadata) {
 		WARN_ON(1);
-		return;
+		return -ENOMEM;
 	}
 
 	for (i = 0; i < FTRACE_SYSCALL_MAX; i++) {
 		meta = find_syscall_meta(psys_syscall_table[i]);
 		syscalls_metadata[i] = meta;
 	}
-	return;
 
-	/* Paranoid: avoid overflow */
-end:
-	atomic_dec(&refs);
+	return 0;
 }
+arch_initcall(arch_init_ftrace_syscalls);
 #endif /* CONFIG_FTRACE_SYSCALLS */
diff --git a/arch/sh/kernel/init_task.c b/arch/sh/kernel/init_task.c
index 1719957c0a69..11f2ea556a6b 100644
--- a/arch/sh/kernel/init_task.c
+++ b/arch/sh/kernel/init_task.c
@@ -17,9 +17,8 @@ struct pt_regs fake_swapper_regs;
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/sh/kernel/io_generic.c b/arch/sh/kernel/io_generic.c
index 4ff507239286..b8fa6524760a 100644
--- a/arch/sh/kernel/io_generic.c
+++ b/arch/sh/kernel/io_generic.c
@@ -147,6 +147,9 @@ void generic_outsl(unsigned long port, const void *src, unsigned long count)
 
 void __iomem *generic_ioport_map(unsigned long addr, unsigned int size)
 {
+	if (PXSEG(addr) >= P1SEG)
+		return (void __iomem *)addr;
+
 	return (void __iomem *)(addr + generic_io_base);
 }
 
diff --git a/arch/sh/kernel/irq.c b/arch/sh/kernel/irq.c
index 60f8af4497c7..eac7da772fc2 100644
--- a/arch/sh/kernel/irq.c
+++ b/arch/sh/kernel/irq.c
@@ -11,6 +11,7 @@
 #include <linux/module.h>
 #include <linux/kernel_stat.h>
 #include <linux/seq_file.h>
+#include <linux/ftrace.h>
 #include <asm/processor.h>
 #include <asm/machvec.h>
 #include <asm/uaccess.h>
@@ -106,7 +107,7 @@ static union irq_ctx *hardirq_ctx[NR_CPUS] __read_mostly;
 static union irq_ctx *softirq_ctx[NR_CPUS] __read_mostly;
 #endif
 
-asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
+asmlinkage __irq_entry int do_IRQ(unsigned int irq, struct pt_regs *regs)
 {
 	struct pt_regs *old_regs = set_irq_regs(regs);
 #ifdef CONFIG_IRQSTACKS
@@ -165,11 +166,9 @@ asmlinkage int do_IRQ(unsigned int irq, struct pt_regs *regs)
 }
 
 #ifdef CONFIG_IRQSTACKS
-static char softirq_stack[NR_CPUS * THREAD_SIZE]
-		__attribute__((__section__(".bss.page_aligned")));
+static char softirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss;
 
-static char hardirq_stack[NR_CPUS * THREAD_SIZE]
-		__attribute__((__section__(".bss.page_aligned")));
+static char hardirq_stack[NR_CPUS * THREAD_SIZE] __page_aligned_bss;
 
 /*
  * allocate per-cpu stacks for hardirq and for softirq processing
diff --git a/arch/sh/kernel/machvec.c b/arch/sh/kernel/machvec.c
index 548f6607fd0f..cbce639b108a 100644
--- a/arch/sh/kernel/machvec.c
+++ b/arch/sh/kernel/machvec.c
@@ -14,6 +14,7 @@
 #include <linux/string.h>
 #include <asm/machvec.h>
 #include <asm/sections.h>
+#include <asm/addrspace.h>
 #include <asm/setup.h>
 #include <asm/io.h>
 #include <asm/irq.h>
@@ -133,4 +134,6 @@ void __init sh_mv_setup(void)
 
 	if (!sh_mv.mv_nr_irqs)
 		sh_mv.mv_nr_irqs = NR_IRQS;
+
+	__set_io_port_base(P2SEG);
 }
diff --git a/arch/sh/kernel/setup.c b/arch/sh/kernel/setup.c
index f9d44f8e0df6..99b4fb553bf1 100644
--- a/arch/sh/kernel/setup.c
+++ b/arch/sh/kernel/setup.c
@@ -549,6 +549,8 @@ static int show_cpuinfo(struct seq_file *m, void *v)
 
 	if (cpu == 0)
 		seq_printf(m, "machine\t\t: %s\n", get_system_type());
+	else
+		seq_printf(m, "\n");
 
 	seq_printf(m, "processor\t: %d\n", cpu);
 	seq_printf(m, "cpu family\t: %s\n", init_utsname()->machine);
diff --git a/arch/sh/kernel/sh_ksyms_32.c b/arch/sh/kernel/sh_ksyms_32.c
index 8dbe26b17c44..444cce3ae921 100644
--- a/arch/sh/kernel/sh_ksyms_32.c
+++ b/arch/sh/kernel/sh_ksyms_32.c
@@ -84,6 +84,21 @@ DECLARE_EXPORT(__movstrSI60);
 DECLARE_EXPORT(__movstr_i4_even);
 DECLARE_EXPORT(__movstr_i4_odd);
 DECLARE_EXPORT(__movstrSI12_i4);
+DECLARE_EXPORT(__movmem);
+DECLARE_EXPORT(__movmemSI8);
+DECLARE_EXPORT(__movmemSI12);
+DECLARE_EXPORT(__movmemSI16);
+DECLARE_EXPORT(__movmemSI20);
+DECLARE_EXPORT(__movmemSI24);
+DECLARE_EXPORT(__movmemSI28);
+DECLARE_EXPORT(__movmemSI32);
+DECLARE_EXPORT(__movmemSI36);
+DECLARE_EXPORT(__movmemSI40);
+DECLARE_EXPORT(__movmemSI44);
+DECLARE_EXPORT(__movmemSI48);
+DECLARE_EXPORT(__movmemSI52);
+DECLARE_EXPORT(__movmemSI56);
+DECLARE_EXPORT(__movmemSI60);
 DECLARE_EXPORT(__movmem_i4_even);
 DECLARE_EXPORT(__movmem_i4_odd);
 DECLARE_EXPORT(__movmemSI12_i4);
diff --git a/arch/sh/kernel/signal_32.c b/arch/sh/kernel/signal_32.c
index 6729703547a1..3db37425210d 100644
--- a/arch/sh/kernel/signal_32.c
+++ b/arch/sh/kernel/signal_32.c
@@ -145,7 +145,7 @@ static inline int restore_sigcontext_fpu(struct sigcontext __user *sc)
 {
 	struct task_struct *tsk = current;
 
-	if (!(current_cpu_data.flags & CPU_HAS_FPU))
+	if (!(boot_cpu_data.flags & CPU_HAS_FPU))
 		return 0;
 
 	set_used_math();
@@ -158,7 +158,7 @@ static inline int save_sigcontext_fpu(struct sigcontext __user *sc,
 {
 	struct task_struct *tsk = current;
 
-	if (!(current_cpu_data.flags & CPU_HAS_FPU))
+	if (!(boot_cpu_data.flags & CPU_HAS_FPU))
 		return 0;
 
 	if (!used_math()) {
@@ -199,7 +199,7 @@ restore_sigcontext(struct pt_regs *regs, struct sigcontext __user *sc, int *r0_p
 #undef COPY
 
 #ifdef CONFIG_SH_FPU
-	if (current_cpu_data.flags & CPU_HAS_FPU) {
+	if (boot_cpu_data.flags & CPU_HAS_FPU) {
 		int owned_fp;
 		struct task_struct *tsk = current;
 
@@ -472,6 +472,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
 		err |= __put_user(OR_R0_R0, &frame->retcode[6]);
 		err |= __put_user((__NR_rt_sigreturn), &frame->retcode[7]);
 		regs->pr = (unsigned long) frame->retcode;
+		flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
 	}
 
 	if (err)
@@ -497,8 +498,6 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
 	pr_debug("SIG deliver (%s:%d): sp=%p pc=%08lx pr=%08lx\n",
 		 current->comm, task_pid_nr(current), frame, regs->pc, regs->pr);
 
-	flush_icache_range(regs->pr, regs->pr + sizeof(frame->retcode));
-
 	return 0;
 
 give_sigsegv:
diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c
index 442d8d47a41e..160db1003cfb 100644
--- a/arch/sh/kernel/smp.c
+++ b/arch/sh/kernel/smp.c
@@ -35,6 +35,8 @@ static inline void __init smp_store_cpu_info(unsigned int cpu)
 {
 	struct sh_cpuinfo *c = cpu_data + cpu;
 
+	memcpy(c, &boot_cpu_data, sizeof(struct sh_cpuinfo));
+
 	c->loops_per_jiffy = loops_per_jiffy;
 }
 
diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c
index 63ba12836eae..eb68bfdd86e6 100644
--- a/arch/sh/kernel/sys_sh32.c
+++ b/arch/sh/kernel/sys_sh32.c
@@ -9,7 +9,6 @@
 #include <linux/syscalls.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/module.h>
 #include <linux/fs.h>
 #include <linux/ipc.h>
diff --git a/arch/sh/kernel/sys_sh64.c b/arch/sh/kernel/sys_sh64.c
index 91fb8445a5a0..287235768bc5 100644
--- a/arch/sh/kernel/sys_sh64.c
+++ b/arch/sh/kernel/sys_sh64.c
@@ -23,7 +23,6 @@
 #include <linux/stat.h>
 #include <linux/mman.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/syscalls.h>
 #include <linux/ipc.h>
 #include <asm/uaccess.h>
diff --git a/arch/sh/kernel/syscalls_32.S b/arch/sh/kernel/syscalls_32.S
index 16ba225ede89..19fd11dd9871 100644
--- a/arch/sh/kernel/syscalls_32.S
+++ b/arch/sh/kernel/syscalls_32.S
@@ -352,4 +352,4 @@ ENTRY(sys_call_table)
 	.long sys_preadv
 	.long sys_pwritev
 	.long sys_rt_tgsigqueueinfo	/* 335 */
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
diff --git a/arch/sh/kernel/syscalls_64.S b/arch/sh/kernel/syscalls_64.S
index af6fb7410c21..5bfde6c77498 100644
--- a/arch/sh/kernel/syscalls_64.S
+++ b/arch/sh/kernel/syscalls_64.S
@@ -390,4 +390,4 @@ sys_call_table:
 	.long sys_preadv
 	.long sys_pwritev
 	.long sys_rt_tgsigqueueinfo
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
diff --git a/arch/sh/kernel/traps_32.c b/arch/sh/kernel/traps_32.c
index 6aba9af79eaf..7a2ee3a6b8e7 100644
--- a/arch/sh/kernel/traps_32.c
+++ b/arch/sh/kernel/traps_32.c
@@ -25,6 +25,7 @@
 #include <linux/kexec.h>
 #include <linux/limits.h>
 #include <linux/proc_fs.h>
+#include <linux/sysfs.h>
 #include <asm/system.h>
 #include <asm/uaccess.h>
 #include <asm/fpu.h>
@@ -54,8 +55,8 @@ static unsigned long se_multi;
 /* bitfield: 1: warn 2: fixup 4: signal -> combinations 2|4 && 1|2|4 are not
    valid! */
 static int se_usermode = 3;
-/* 0: no warning 1: print a warning message */
-static int se_kernmode_warn = 1;
+/* 0: no warning 1: print a warning message, disabled by default */
+static int se_kernmode_warn;
 
 #ifdef CONFIG_PROC_FS
 static const char *se_usermode_action[] = {
@@ -159,12 +160,12 @@ void die(const char * str, struct pt_regs * regs, long err)
 
 	oops_enter();
 
-	console_verbose();
 	spin_lock_irq(&die_lock);
+	console_verbose();
 	bust_spinlocks(1);
 
 	printk("%s: %04lx [#%d]\n", str, err & 0xffff, ++die_counter);
-
+	sysfs_printk_last_file();
 	print_modules();
 	show_regs(regs);
 
@@ -180,6 +181,7 @@ void die(const char * str, struct pt_regs * regs, long err)
 	bust_spinlocks(0);
 	add_taint(TAINT_DIE);
 	spin_unlock_irq(&die_lock);
+	oops_exit();
 
 	if (kexec_should_crash(current))
 		crash_kexec(regs);
@@ -190,7 +192,6 @@ void die(const char * str, struct pt_regs * regs, long err)
 	if (panic_on_oops)
 		panic("Fatal exception");
 
-	oops_exit();
 	do_exit(SIGSEGV);
 }
 
@@ -452,6 +453,12 @@ int handle_unaligned_access(insn_size_t instruction, struct pt_regs *regs,
 	u_int rm;
 	int ret, index;
 
+	/*
+	 * XXX: We can't handle mixed 16/32-bit instructions yet
+	 */
+	if (instruction_size(instruction) != 2)
+		return -EINVAL;
+
 	index = (instruction>>8)&15;	/* 0x0F00 */
 	rm = regs->regs[index];
 
@@ -619,9 +626,9 @@ asmlinkage void do_address_error(struct pt_regs *regs,
 
 		se_user += 1;
 
-#ifndef CONFIG_CPU_SH2A
 		set_fs(USER_DS);
-		if (copy_from_user(&instruction, (u16 *)(regs->pc & ~1), 2)) {
+		if (copy_from_user(&instruction, (insn_size_t *)(regs->pc & ~1),
+				   sizeof(instruction))) {
 			set_fs(oldfs);
 			goto uspace_segv;
 		}
@@ -633,7 +640,6 @@ asmlinkage void do_address_error(struct pt_regs *regs,
 			       "in \"%s\" pid=%d pc=0x%p ins=0x%04hx\n",
 			       current->comm, current->pid, (void *)regs->pc,
 			       instruction);
-#endif
 
 		if (se_usermode & 2)
 			goto fixup;
@@ -673,12 +679,6 @@ uspace_segv:
 	} else {
 		se_sys += 1;
 
-		if (se_kernmode_warn)
-			printk(KERN_NOTICE "Unaligned kernel access "
-			       "on behalf of \"%s\" pid=%d pc=0x%p ins=0x%04hx\n",
-			       current->comm, current->pid, (void *)regs->pc,
-			       instruction);
-
 		if (regs->pc & 1)
 			die("unaligned program counter", regs, error_code);
 
@@ -692,6 +692,12 @@ uspace_segv:
 			die("insn faulting in do_address_error", regs, 0);
 		}
 
+		if (se_kernmode_warn)
+			printk(KERN_NOTICE "Unaligned kernel access "
+			       "on behalf of \"%s\" pid=%d pc=0x%p ins=0x%04hx\n",
+			       current->comm, current->pid, (void *)regs->pc,
+			       instruction);
+
 		handle_unaligned_access(instruction, regs,
 					&user_mem_access, 0);
 		set_fs(oldfs);
diff --git a/arch/sh/kernel/vsyscall/Makefile b/arch/sh/kernel/vsyscall/Makefile
index 4bbce1cfa359..8f0ea5fc835c 100644
--- a/arch/sh/kernel/vsyscall/Makefile
+++ b/arch/sh/kernel/vsyscall/Makefile
@@ -15,7 +15,7 @@ quiet_cmd_syscall = SYSCALL $@
 export CPPFLAGS_vsyscall.lds += -P -C -Ush
 
 vsyscall-flags = -shared -s -Wl,-soname=linux-gate.so.1 \
-		$(call ld-option, -Wl$(comma)--hash-style=sysv)
+		$(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 
 SYSCFLAGS_vsyscall-trapa.so	= $(vsyscall-flags)
 
diff --git a/arch/sh/mm/Kconfig b/arch/sh/mm/Kconfig
index 64dc1ad59801..7f7b52f9beba 100644
--- a/arch/sh/mm/Kconfig
+++ b/arch/sh/mm/Kconfig
@@ -227,7 +227,7 @@ endchoice
 
 choice
 	prompt "HugeTLB page size"
-	depends on HUGETLB_PAGE && (CPU_SH4 || CPU_SH5) && MMU
+	depends on HUGETLB_PAGE
 	default HUGETLB_PAGE_SIZE_1MB if PAGE_SIZE_64KB
 	default HUGETLB_PAGE_SIZE_64K
 
diff --git a/arch/sh/mm/cache-sh4.c b/arch/sh/mm/cache-sh4.c
index b2453bbef4cd..b7f235c74d66 100644
--- a/arch/sh/mm/cache-sh4.c
+++ b/arch/sh/mm/cache-sh4.c
@@ -26,7 +26,7 @@
 #define MAX_DCACHE_PAGES	64	/* XXX: Tune for ways */
 #define MAX_ICACHE_PAGES	32
 
-static void __flush_cache_4096(unsigned long addr, unsigned long phys,
+static void __flush_cache_one(unsigned long addr, unsigned long phys,
 			       unsigned long exec_offset);
 
 /*
@@ -43,7 +43,7 @@ static void (*__flush_dcache_segment_fn)(unsigned long, unsigned long) =
  * Called from kernel/module.c:sys_init_module and routine for a.out format,
  * signal handler code and kprobes code
  */
-static void sh4_flush_icache_range(void *args)
+static void __uses_jump_to_uncached sh4_flush_icache_range(void *args)
 {
 	struct flusher_data *data = args;
 	unsigned long start, end;
@@ -72,6 +72,7 @@ static void sh4_flush_icache_range(void *args)
 
 	for (v = start; v < end; v += L1_CACHE_BYTES) {
 		unsigned long icacheaddr;
+		int j, n;
 
 		__ocbwb(v);
 
@@ -79,8 +80,10 @@ static void sh4_flush_icache_range(void *args)
 				cpu_data->icache.entry_mask);
 
 		/* Clear i-cache line valid-bit */
+		n = boot_cpu_data.icache.n_aliases;
 		for (i = 0; i < cpu_data->icache.ways; i++) {
-			__raw_writel(0, icacheaddr);
+			for (j = 0; j < n; j++)
+				__raw_writel(0, icacheaddr + (j * PAGE_SIZE));
 			icacheaddr += cpu_data->icache.way_incr;
 		}
 	}
@@ -89,8 +92,7 @@ static void sh4_flush_icache_range(void *args)
 	local_irq_restore(flags);
 }
 
-static inline void flush_cache_4096(unsigned long start,
-				    unsigned long phys)
+static inline void flush_cache_one(unsigned long start, unsigned long phys)
 {
 	unsigned long flags, exec_offset = 0;
 
@@ -103,8 +105,7 @@ static inline void flush_cache_4096(unsigned long start,
 		exec_offset = 0x20000000;
 
 	local_irq_save(flags);
-	__flush_cache_4096(start | SH_CACHE_ASSOC,
-			   P1SEGADDR(phys), exec_offset);
+	__flush_cache_one(start | SH_CACHE_ASSOC, P1SEGADDR(phys), exec_offset);
 	local_irq_restore(flags);
 }
 
@@ -129,8 +130,8 @@ static void sh4_flush_dcache_page(void *arg)
 
 		/* Loop all the D-cache */
 		n = boot_cpu_data.dcache.n_aliases;
-		for (i = 0; i < n; i++, addr += 4096)
-			flush_cache_4096(addr, phys);
+		for (i = 0; i < n; i++, addr += PAGE_SIZE)
+			flush_cache_one(addr, phys);
 	}
 
 	wmb();
@@ -318,11 +319,11 @@ static void sh4_flush_cache_page(void *args)
 	/* We only need to flush D-cache when we have alias */
 	if ((address^phys) & alias_mask) {
 		/* Loop 4K of the D-cache */
-		flush_cache_4096(
+		flush_cache_one(
 			CACHE_OC_ADDRESS_ARRAY | (address & alias_mask),
 			phys);
 		/* Loop another 4K of the D-cache */
-		flush_cache_4096(
+		flush_cache_one(
 			CACHE_OC_ADDRESS_ARRAY | (phys & alias_mask),
 			phys);
 	}
@@ -337,7 +338,7 @@ static void sh4_flush_cache_page(void *args)
 		 * kernel has never executed the code through its identity
 		 * translation.
 		 */
-		flush_cache_4096(
+		flush_cache_one(
 			CACHE_IC_ADDRESS_ARRAY | (address & alias_mask),
 			phys);
 	}
@@ -393,7 +394,7 @@ static void sh4_flush_cache_range(void *args)
 }
 
 /**
- * __flush_cache_4096
+ * __flush_cache_one
  *
  * @addr:  address in memory mapped cache array
  * @phys:  P1 address to flush (has to match tags if addr has 'A' bit
@@ -406,7 +407,7 @@ static void sh4_flush_cache_range(void *args)
  * operation (purge/write-back) is selected by the lower 2 bits of
  * 'phys'.
  */
-static void __flush_cache_4096(unsigned long addr, unsigned long phys,
+static void __flush_cache_one(unsigned long addr, unsigned long phys,
 			       unsigned long exec_offset)
 {
 	int way_count;
diff --git a/arch/sh/mm/cache-sh7705.c b/arch/sh/mm/cache-sh7705.c
index 2cadee2037ac..2601935eb589 100644
--- a/arch/sh/mm/cache-sh7705.c
+++ b/arch/sh/mm/cache-sh7705.c
@@ -78,7 +78,7 @@ static void sh7705_flush_icache_range(void *args)
 /*
  * Writeback&Invalidate the D-cache of the page
  */
-static void __flush_dcache_page(unsigned long phys)
+static void __uses_jump_to_uncached __flush_dcache_page(unsigned long phys)
 {
 	unsigned long ways, waysize, addrstart;
 	unsigned long flags;
@@ -144,7 +144,7 @@ static void sh7705_flush_dcache_page(void *arg)
 		__flush_dcache_page(PHYSADDR(page_address(page)));
 }
 
-static void sh7705_flush_cache_all(void *args)
+static void __uses_jump_to_uncached sh7705_flush_cache_all(void *args)
 {
 	unsigned long flags;
 
diff --git a/arch/sh/mm/cache.c b/arch/sh/mm/cache.c
index 35c37b7f717a..a2dc7f9ecc51 100644
--- a/arch/sh/mm/cache.c
+++ b/arch/sh/mm/cache.c
@@ -128,7 +128,7 @@ void __update_cache(struct vm_area_struct *vma,
 		return;
 
 	page = pfn_to_page(pfn);
-	if (pfn_valid(pfn) && page_mapping(page)) {
+	if (pfn_valid(pfn)) {
 		int dirty = test_and_clear_bit(PG_dcache_dirty, &page->flags);
 		if (dirty) {
 			unsigned long addr = (unsigned long)page_address(page);
@@ -265,6 +265,8 @@ static void __init emit_cache_params(void)
 
 void __init cpu_cache_init(void)
 {
+	unsigned int cache_disabled = !(__raw_readl(CCR) & CCR_CACHE_ENABLE);
+
 	compute_alias(&boot_cpu_data.icache);
 	compute_alias(&boot_cpu_data.dcache);
 	compute_alias(&boot_cpu_data.scache);
@@ -273,6 +275,13 @@ void __init cpu_cache_init(void)
 	__flush_purge_region		= noop__flush_region;
 	__flush_invalidate_region	= noop__flush_region;
 
+	/*
+	 * No flushing is necessary in the disabled cache case so we can
+	 * just keep the noop functions in local_flush_..() and __flush_..()
+	 */
+	if (unlikely(cache_disabled))
+		goto skip;
+
 	if (boot_cpu_data.family == CPU_FAMILY_SH2) {
 		extern void __weak sh2_cache_init(void);
 
@@ -312,5 +321,6 @@ void __init cpu_cache_init(void)
 		sh5_cache_init();
 	}
 
+skip:
 	emit_cache_params();
 }
diff --git a/arch/sh/mm/fault_32.c b/arch/sh/mm/fault_32.c
index 781b413ff82d..47530104e0ad 100644
--- a/arch/sh/mm/fault_32.c
+++ b/arch/sh/mm/fault_32.c
@@ -15,7 +15,7 @@
 #include <linux/mm.h>
 #include <linux/hardirq.h>
 #include <linux/kprobes.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <asm/io_trapped.h>
 #include <asm/system.h>
 #include <asm/mmu_context.h>
@@ -157,7 +157,7 @@ asmlinkage void __kprobes do_page_fault(struct pt_regs *regs,
 	if ((regs->sr & SR_IMASK) != SR_IMASK)
 		local_irq_enable();
 
-	perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
+	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
 
 	/*
 	 * If we're in an interrupt, have no user context or are running
@@ -208,11 +208,11 @@ survive:
 	}
 	if (fault & VM_FAULT_MAJOR) {
 		tsk->maj_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
 				     regs, address);
 	} else {
 		tsk->min_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
 				     regs, address);
 	}
 
diff --git a/arch/sh/mm/init.c b/arch/sh/mm/init.c
index edc842ff61ed..8173e38afd38 100644
--- a/arch/sh/mm/init.c
+++ b/arch/sh/mm/init.c
@@ -186,8 +186,6 @@ void __init paging_init(void)
 	set_fixmap_nocache(FIX_UNCACHED, __pa(&__uncached_start));
 }
 
-static struct kcore_list kcore_mem, kcore_vmalloc;
-
 void __init mem_init(void)
 {
 	int codesize, datasize, initsize;
@@ -226,13 +224,9 @@ void __init mem_init(void)
 	datasize =  (unsigned long) &_edata - (unsigned long) &_etext;
 	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
 
-	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);
-	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,
-		   VMALLOC_END - VMALLOC_START);
-
 	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, "
 	       "%dk data, %dk init)\n",
-		(unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		num_physpages << (PAGE_SHIFT-10),
 		codesize >> 10,
 		datasize >> 10,
diff --git a/arch/sh/mm/ioremap_32.c b/arch/sh/mm/ioremap_32.c
index c3250614e3ae..a86eaa9d75a5 100644
--- a/arch/sh/mm/ioremap_32.c
+++ b/arch/sh/mm/ioremap_32.c
@@ -83,7 +83,7 @@ void __iomem *__ioremap(unsigned long phys_addr, unsigned long size,
 	 *
 	 * PMB entries are all pre-faulted.
 	 */
-	if (unlikely(size >= 0x1000000)) {
+	if (unlikely(phys_addr >= P1SEG)) {
 		unsigned long mapped = pmb_remap(addr, phys_addr, size, flags);
 
 		if (likely(mapped)) {
diff --git a/arch/sh/mm/pmb.c b/arch/sh/mm/pmb.c
index b1a714a92b14..aade31102112 100644
--- a/arch/sh/mm/pmb.c
+++ b/arch/sh/mm/pmb.c
@@ -33,6 +33,8 @@
 
 #define NR_PMB_ENTRIES	16
 
+static void __pmb_unmap(struct pmb_entry *);
+
 static struct kmem_cache *pmb_cache;
 static unsigned long pmb_map;
 
@@ -218,9 +220,10 @@ static struct {
 long pmb_remap(unsigned long vaddr, unsigned long phys,
 	       unsigned long size, unsigned long flags)
 {
-	struct pmb_entry *pmbp;
+	struct pmb_entry *pmbp, *pmbe;
 	unsigned long wanted;
 	int pmb_flags, i;
+	long err;
 
 	/* Convert typical pgprot value to the PMB equivalent */
 	if (flags & _PAGE_CACHABLE) {
@@ -236,20 +239,22 @@ long pmb_remap(unsigned long vaddr, unsigned long phys,
 
 again:
 	for (i = 0; i < ARRAY_SIZE(pmb_sizes); i++) {
-		struct pmb_entry *pmbe;
 		int ret;
 
 		if (size < pmb_sizes[i].size)
 			continue;
 
 		pmbe = pmb_alloc(vaddr, phys, pmb_flags | pmb_sizes[i].flag);
-		if (IS_ERR(pmbe))
-			return PTR_ERR(pmbe);
+		if (IS_ERR(pmbe)) {
+			err = PTR_ERR(pmbe);
+			goto out;
+		}
 
 		ret = set_pmb_entry(pmbe);
 		if (ret != 0) {
 			pmb_free(pmbe);
-			return -EBUSY;
+			err = -EBUSY;
+			goto out;
 		}
 
 		phys	+= pmb_sizes[i].size;
@@ -264,12 +269,25 @@ again:
 			pmbp->link = pmbe;
 
 		pmbp = pmbe;
+
+		/*
+		 * Instead of trying smaller sizes on every iteration
+		 * (even if we succeed in allocating space), try using
+		 * pmb_sizes[i].size again.
+		 */
+		i--;
 	}
 
 	if (size >= 0x1000000)
 		goto again;
 
 	return wanted - size;
+
+out:
+	if (pmbp)
+		__pmb_unmap(pmbp);
+
+	return err;
 }
 
 void pmb_unmap(unsigned long addr)
@@ -283,12 +301,19 @@ void pmb_unmap(unsigned long addr)
 	if (unlikely(!pmbe))
 		return;
 
+	__pmb_unmap(pmbe);
+}
+
+static void __pmb_unmap(struct pmb_entry *pmbe)
+{
 	WARN_ON(!test_bit(pmbe->entry, &pmb_map));
 
 	do {
 		struct pmb_entry *pmblink = pmbe;
 
-		clear_pmb_entry(pmbe);
+		if (pmbe->entry != PMB_NO_ENTRY)
+			clear_pmb_entry(pmbe);
+
 		pmbe = pmblink->link;
 
 		pmb_free(pmblink);
diff --git a/arch/sh/mm/tlbflush_64.c b/arch/sh/mm/tlbflush_64.c
index 2dcc48528f7a..de0b0e881823 100644
--- a/arch/sh/mm/tlbflush_64.c
+++ b/arch/sh/mm/tlbflush_64.c
@@ -20,7 +20,7 @@
 #include <linux/mman.h>
 #include <linux/mm.h>
 #include <linux/smp.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/interrupt.h>
 #include <asm/system.h>
 #include <asm/io.h>
@@ -116,7 +116,7 @@ asmlinkage void do_page_fault(struct pt_regs *regs, unsigned long writeaccess,
 	/* Not an IO address, so reenable interrupts */
 	local_irq_enable();
 
-	perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
+	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
 
 	/*
 	 * If we're in an interrupt or have no user
@@ -201,11 +201,11 @@ survive:
 
 	if (fault & VM_FAULT_MAJOR) {
 		tsk->maj_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
 				     regs, address);
 	} else {
 		tsk->min_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
 				     regs, address);
 	}
 
diff --git a/arch/sparc/Kconfig b/arch/sparc/Kconfig
index 86b82348b97c..05ef5380a687 100644
--- a/arch/sparc/Kconfig
+++ b/arch/sparc/Kconfig
@@ -25,7 +25,8 @@ config SPARC
 	select ARCH_WANT_OPTIONAL_GPIOLIB
 	select RTC_CLASS
 	select RTC_DRV_M48T59
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
+	select PERF_USE_VMALLOC
 	select HAVE_DMA_ATTRS
 	select HAVE_DMA_API_DEBUG
 
@@ -47,7 +48,8 @@ config SPARC64
 	select RTC_DRV_BQ4802
 	select RTC_DRV_SUN4V
 	select RTC_DRV_STARFIRE
-	select HAVE_PERF_COUNTERS
+	select HAVE_PERF_EVENTS
+	select PERF_USE_VMALLOC
 
 config ARCH_DEFCONFIG
 	string
@@ -102,6 +104,9 @@ config HAVE_SETUP_PER_CPU_AREA
 config NEED_PER_CPU_EMBED_FIRST_CHUNK
 	def_bool y if SPARC64
 
+config NEED_PER_CPU_PAGE_FIRST_CHUNK
+	def_bool y if SPARC64
+
 config GENERIC_HARDIRQS_NO__DO_IRQ
 	bool
 	def_bool y if SPARC64
diff --git a/arch/sparc/Makefile b/arch/sparc/Makefile
index 467221dd5702..dfe272d14465 100644
--- a/arch/sparc/Makefile
+++ b/arch/sparc/Makefile
@@ -31,7 +31,6 @@ export BITS    := 32
 #KBUILD_CFLAGS += -g -pipe -fcall-used-g5 -fcall-used-g7
 KBUILD_CFLAGS += -m32 -pipe -mno-fpu -fcall-used-g5 -fcall-used-g7
 KBUILD_AFLAGS += -m32
-CPPFLAGS_vmlinux.lds += -m32
 
 #LDFLAGS_vmlinux = -N -Ttext 0xf0004000
 #  Since 2.5.40, the first stage is left not btfix-ed.
@@ -45,9 +44,6 @@ else
 
 CHECKFLAGS      += -D__sparc__ -D__sparc_v9__ -D__arch64__ -m64
 
-# Undefine sparc when processing vmlinux.lds - it is used
-# And teach CPP we are doing 64 bit builds (for this case)
-CPPFLAGS_vmlinux.lds += -m64 -Usparc
 LDFLAGS              := -m elf64_sparc
 export BITS          := 64
 
diff --git a/arch/sparc/boot/btfixupprep.c b/arch/sparc/boot/btfixupprep.c
index 52a4208fe4f0..bbf91b9c3d39 100644
--- a/arch/sparc/boot/btfixupprep.c
+++ b/arch/sparc/boot/btfixupprep.c
@@ -61,14 +61,14 @@ unsigned long lastfoffset = -1;
 unsigned long lastfrelno;
 btfixup *lastf;
 
-void fatal(void) __attribute__((noreturn));
-void fatal(void)
+static void fatal(void) __attribute__((noreturn));
+static void fatal(void)
 {
 	fprintf(stderr, "Malformed output from objdump\n%s\n", buffer);
 	exit(1);
 }
 
-btfixup *find(int type, char *name)
+static btfixup *find(int type, char *name)
 {
 	int i;
 	for (i = 0; i < last; i++) {
@@ -88,7 +88,7 @@ btfixup *find(int type, char *name)
 	return array + last - 1;
 }
 
-void set_mode (char *buffer)
+static void set_mode (char *buffer)
 {
   	for (mode = 0;; mode++)
 		if (buffer[mode] < '0' || buffer[mode] > '9')
diff --git a/arch/sparc/boot/piggyback_32.c b/arch/sparc/boot/piggyback_32.c
index e8dc9adfcd61..ac944aec7301 100644
--- a/arch/sparc/boot/piggyback_32.c
+++ b/arch/sparc/boot/piggyback_32.c
@@ -35,17 +35,17 @@
  * as PROM looks for a.out image only.
  */
 
-unsigned short ld2(char *p)
+static unsigned short ld2(char *p)
 {
 	return (p[0] << 8) | p[1];
 }
 
-unsigned int ld4(char *p)
+static unsigned int ld4(char *p)
 {
 	return (p[0] << 24) | (p[1] << 16) | (p[2] << 8) | p[3];
 }
 
-void st4(char *p, unsigned int x)
+static void st4(char *p, unsigned int x)
 {
 	p[0] = x >> 24;
 	p[1] = x >> 16;
@@ -53,7 +53,7 @@ void st4(char *p, unsigned int x)
 	p[3] = x;
 }
 
-void usage(void)
+static void usage(void)
 {
 	/* fs_img.gz is an image of initial ramdisk. */
 	fprintf(stderr, "Usage: piggyback vmlinux.aout System.map fs_img.gz\n");
@@ -61,7 +61,7 @@ void usage(void)
 	exit(1);
 }
 
-void die(char *str)
+static void die(char *str)
 {
 	perror (str);
 	exit(1);
diff --git a/arch/sparc/boot/piggyback_64.c b/arch/sparc/boot/piggyback_64.c
index c63fd1b6bdd4..a26a686cb5aa 100644
--- a/arch/sparc/boot/piggyback_64.c
+++ b/arch/sparc/boot/piggyback_64.c
@@ -32,7 +32,7 @@
 /* Note: run this on an a.out kernel (use elftoaout for it), as PROM looks for a.out image onlly
    usage: piggyback vmlinux System.map tail, where tail is gzipped fs of the initial ramdisk */
 
-void die(char *str)
+static void die(char *str)
 {
 	perror (str);
 	exit(1);
diff --git a/arch/sparc/include/asm/hardirq_32.h b/arch/sparc/include/asm/hardirq_32.h
index 4f63ed8df551..162007643cdc 100644
--- a/arch/sparc/include/asm/hardirq_32.h
+++ b/arch/sparc/include/asm/hardirq_32.h
@@ -7,17 +7,7 @@
 #ifndef __SPARC_HARDIRQ_H
 #define __SPARC_HARDIRQ_H
 
-#include <linux/threads.h>
-#include <linux/spinlock.h>
-#include <linux/cache.h>
-
-/* entry.S is sensitive to the offsets of these fields */ /* XXX P3 Is it? */
-typedef struct {
-	unsigned int __softirq_pending;
-} ____cacheline_aligned irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
-
 #define HARDIRQ_BITS    8
+#include <asm-generic/hardirq.h>
 
 #endif /* __SPARC_HARDIRQ_H */
diff --git a/arch/sparc/include/asm/irq_32.h b/arch/sparc/include/asm/irq_32.h
index ea43057d4763..cbf4801deaaf 100644
--- a/arch/sparc/include/asm/irq_32.h
+++ b/arch/sparc/include/asm/irq_32.h
@@ -6,10 +6,10 @@
 #ifndef _SPARC_IRQ_H
 #define _SPARC_IRQ_H
 
-#include <linux/interrupt.h>
-
 #define NR_IRQS    16
 
+#include <linux/interrupt.h>
+
 #define irq_canonicalize(irq)	(irq)
 
 extern void __init init_IRQ(void);
diff --git a/arch/sparc/include/asm/mman.h b/arch/sparc/include/asm/mman.h
index 988192e8e956..c3029ad6619a 100644
--- a/arch/sparc/include/asm/mman.h
+++ b/arch/sparc/include/asm/mman.h
@@ -20,6 +20,8 @@
 
 #define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x10000		/* do not block on IO */
+#define MAP_STACK	0x20000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x40000		/* create a huge page mapping */
 
 #ifdef __KERNEL__
 #ifndef __ASSEMBLY__
diff --git a/arch/sparc/include/asm/perf_counter.h b/arch/sparc/include/asm/perf_counter.h
deleted file mode 100644
index 5d7a8ca0e491..000000000000
--- a/arch/sparc/include/asm/perf_counter.h
+++ /dev/null
@@ -1,14 +0,0 @@
-#ifndef __ASM_SPARC_PERF_COUNTER_H
-#define __ASM_SPARC_PERF_COUNTER_H
-
-extern void set_perf_counter_pending(void);
-
-#define	PERF_COUNTER_INDEX_OFFSET	0
-
-#ifdef CONFIG_PERF_COUNTERS
-extern void init_hw_perf_counters(void);
-#else
-static inline void init_hw_perf_counters(void)	{ }
-#endif
-
-#endif
diff --git a/arch/sparc/include/asm/perf_event.h b/arch/sparc/include/asm/perf_event.h
new file mode 100644
index 000000000000..7e2669894ce8
--- /dev/null
+++ b/arch/sparc/include/asm/perf_event.h
@@ -0,0 +1,14 @@
+#ifndef __ASM_SPARC_PERF_EVENT_H
+#define __ASM_SPARC_PERF_EVENT_H
+
+extern void set_perf_event_pending(void);
+
+#define	PERF_EVENT_INDEX_OFFSET	0
+
+#ifdef CONFIG_PERF_EVENTS
+extern void init_hw_perf_events(void);
+#else
+static inline void init_hw_perf_events(void)	{ }
+#endif
+
+#endif
diff --git a/arch/sparc/include/asm/pgtable_64.h b/arch/sparc/include/asm/pgtable_64.h
index 0ff92fa22064..f3cb790fa2ae 100644
--- a/arch/sparc/include/asm/pgtable_64.h
+++ b/arch/sparc/include/asm/pgtable_64.h
@@ -41,8 +41,8 @@
 #define LOW_OBP_ADDRESS		_AC(0x00000000f0000000,UL)
 #define HI_OBP_ADDRESS		_AC(0x0000000100000000,UL)
 #define VMALLOC_START		_AC(0x0000000100000000,UL)
-#define VMALLOC_END		_AC(0x0000000200000000,UL)
-#define VMEMMAP_BASE		_AC(0x0000000200000000,UL)
+#define VMALLOC_END		_AC(0x0000010000000000,UL)
+#define VMEMMAP_BASE		_AC(0x0000010000000000,UL)
 
 #define vmemmap			((struct page *)VMEMMAP_BASE)
 
diff --git a/arch/sparc/include/asm/smp_64.h b/arch/sparc/include/asm/smp_64.h
index becb6bf353a9..f49e11cd4ded 100644
--- a/arch/sparc/include/asm/smp_64.h
+++ b/arch/sparc/include/asm/smp_64.h
@@ -36,7 +36,6 @@ extern int sparc64_multi_core;
 
 extern void arch_send_call_function_single_ipi(int cpu);
 extern void arch_send_call_function_ipi_mask(const struct cpumask *mask);
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 
 /*
  *	General functions that each host system must provide.
diff --git a/arch/sparc/include/asm/system_64.h b/arch/sparc/include/asm/system_64.h
index 25e848f0cad7..d47a98e66972 100644
--- a/arch/sparc/include/asm/system_64.h
+++ b/arch/sparc/include/asm/system_64.h
@@ -63,6 +63,10 @@ do {	__asm__ __volatile__("ba,pt	%%xcc, 1f\n\t" \
 			     : : : "memory"); \
 } while (0)
 
+/* The kernel always executes in TSO memory model these days,
+ * and furthermore most sparc64 chips implement more stringent
+ * memory ordering than required by the specifications.
+ */
 #define mb()	membar_safe("#StoreLoad")
 #define rmb()	__asm__ __volatile__("":::"memory")
 #define wmb()	__asm__ __volatile__("":::"memory")
diff --git a/arch/sparc/include/asm/topology_64.h b/arch/sparc/include/asm/topology_64.h
index 26cd25c08399..600a79035fa1 100644
--- a/arch/sparc/include/asm/topology_64.h
+++ b/arch/sparc/include/asm/topology_64.h
@@ -12,22 +12,8 @@ static inline int cpu_to_node(int cpu)
 
 #define parent_node(node)	(node)
 
-static inline cpumask_t node_to_cpumask(int node)
-{
-	return numa_cpumask_lookup_table[node];
-}
 #define cpumask_of_node(node) (&numa_cpumask_lookup_table[node])
 
-/*
- * Returns a pointer to the cpumask of CPUs on Node 'node'.
- * Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)"
- */
-#define node_to_cpumask_ptr(v, node)		\
-		cpumask_t *v = &(numa_cpumask_lookup_table[node])
-
-#define node_to_cpumask_ptr_next(v, node)	\
-			   v = &(numa_cpumask_lookup_table[node])
-
 struct pci_bus;
 #ifdef CONFIG_PCI
 extern int pcibus_to_node(struct pci_bus *pbus);
@@ -71,8 +57,6 @@ static inline int pcibus_to_node(struct pci_bus *pbus)
 #ifdef CONFIG_SMP
 #define topology_physical_package_id(cpu)	(cpu_data(cpu).proc_id)
 #define topology_core_id(cpu)			(cpu_data(cpu).core_id)
-#define topology_core_siblings(cpu)		(cpu_core_map[cpu])
-#define topology_thread_siblings(cpu)		(per_cpu(cpu_sibling_map, cpu))
 #define topology_core_cpumask(cpu)		(&cpu_core_map[cpu])
 #define topology_thread_cpumask(cpu)		(&per_cpu(cpu_sibling_map, cpu))
 #define mc_capable()				(sparc64_multi_core)
diff --git a/arch/sparc/include/asm/unistd.h b/arch/sparc/include/asm/unistd.h
index 706df669f3b8..42f2316c3eaa 100644
--- a/arch/sparc/include/asm/unistd.h
+++ b/arch/sparc/include/asm/unistd.h
@@ -395,7 +395,7 @@
 #define __NR_preadv		324
 #define __NR_pwritev		325
 #define __NR_rt_tgsigqueueinfo	326
-#define __NR_perf_counter_open	327
+#define __NR_perf_event_open	327
 
 #define NR_SYSCALLS		328
 
diff --git a/arch/sparc/include/asm/vio.h b/arch/sparc/include/asm/vio.h
index d4de32f0f8af..9d83d3bcb494 100644
--- a/arch/sparc/include/asm/vio.h
+++ b/arch/sparc/include/asm/vio.h
@@ -258,8 +258,6 @@ static inline void *vio_dring_entry(struct vio_dring_state *dr,
 static inline u32 vio_dring_avail(struct vio_dring_state *dr,
 				  unsigned int ring_size)
 {
-	BUILD_BUG_ON(!is_power_of_2(ring_size));
-
 	return (dr->pending -
 		((dr->prod - dr->cons) & (ring_size - 1)));
 }
diff --git a/arch/sparc/kernel/Makefile b/arch/sparc/kernel/Makefile
index 247cc620cee5..5b47fab9966e 100644
--- a/arch/sparc/kernel/Makefile
+++ b/arch/sparc/kernel/Makefile
@@ -7,7 +7,11 @@ ccflags-y := -Werror
 
 extra-y     := head_$(BITS).o
 extra-y     += init_task.o
-extra-y     += vmlinux.lds
+
+# Undefine sparc when processing vmlinux.lds - it is used
+# And teach CPP we are doing $(BITS) builds (for this case)
+CPPFLAGS_vmlinux.lds := -Usparc -m$(BITS)
+extra-y              += vmlinux.lds
 
 obj-$(CONFIG_SPARC32)   += entry.o wof.o wuf.o
 obj-$(CONFIG_SPARC32)   += etrap_32.o
@@ -104,5 +108,5 @@ obj-$(CONFIG_AUDIT)     += audit.o
 audit--$(CONFIG_AUDIT)  := compat_audit.o
 obj-$(CONFIG_COMPAT)    += $(audit--y)
 
-pc--$(CONFIG_PERF_COUNTERS) := perf_counter.o
+pc--$(CONFIG_PERF_EVENTS) := perf_event.o
 obj-$(CONFIG_SPARC64)	+= $(pc--y)
diff --git a/arch/sparc/kernel/init_task.c b/arch/sparc/kernel/init_task.c
index 28125c5b3d3c..5fe3d65581f7 100644
--- a/arch/sparc/kernel/init_task.c
+++ b/arch/sparc/kernel/init_task.c
@@ -18,6 +18,5 @@ EXPORT_SYMBOL(init_task);
  * If this is not aligned on a 8k boundry, then you should change code
  * in etrap.S which assumes it.
  */
-union thread_union init_thread_union
-	__attribute__((section (".data.init_task")))
-	= { INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
diff --git a/arch/sparc/kernel/irq_64.c b/arch/sparc/kernel/irq_64.c
index 8daab33fc17d..8ab1d4728a4b 100644
--- a/arch/sparc/kernel/irq_64.c
+++ b/arch/sparc/kernel/irq_64.c
@@ -229,7 +229,7 @@ static unsigned int sun4u_compute_tid(unsigned long imap, unsigned long cpuid)
 				tid = ((a << IMAP_AID_SHIFT) |
 				       (n << IMAP_NID_SHIFT));
 				tid &= (IMAP_AID_SAFARI |
-					IMAP_NID_SAFARI);;
+					IMAP_NID_SAFARI);
 			}
 		} else {
 			tid = cpuid << IMAP_TID_SHIFT;
diff --git a/arch/sparc/kernel/ktlb.S b/arch/sparc/kernel/ktlb.S
index 3ea6e8cde8c5..1d361477d7d6 100644
--- a/arch/sparc/kernel/ktlb.S
+++ b/arch/sparc/kernel/ktlb.S
@@ -280,8 +280,8 @@ kvmap_dtlb_nonlinear:
 
 #ifdef CONFIG_SPARSEMEM_VMEMMAP
 	/* Do not use the TSB for vmemmap.  */
-	mov		(VMEMMAP_BASE >> 24), %g5
-	sllx		%g5, 24, %g5
+	mov		(VMEMMAP_BASE >> 40), %g5
+	sllx		%g5, 40, %g5
 	cmp		%g4,%g5
 	bgeu,pn		%xcc, kvmap_vmemmap
 	 nop
@@ -293,8 +293,8 @@ kvmap_dtlb_tsbmiss:
 	sethi		%hi(MODULES_VADDR), %g5
 	cmp		%g4, %g5
 	blu,pn		%xcc, kvmap_dtlb_longpath
-	 mov		(VMALLOC_END >> 24), %g5
-	sllx		%g5, 24, %g5
+	 mov		(VMALLOC_END >> 40), %g5
+	sllx		%g5, 40, %g5
 	cmp		%g4, %g5
 	bgeu,pn		%xcc, kvmap_dtlb_longpath
 	 nop
diff --git a/arch/sparc/kernel/ldc.c b/arch/sparc/kernel/ldc.c
index adf5f273868a..cb3c72c45aab 100644
--- a/arch/sparc/kernel/ldc.c
+++ b/arch/sparc/kernel/ldc.c
@@ -1242,13 +1242,13 @@ int ldc_bind(struct ldc_channel *lp, const char *name)
 	snprintf(lp->tx_irq_name, LDC_IRQ_NAME_MAX, "%s TX", name);
 
 	err = request_irq(lp->cfg.rx_irq, ldc_rx,
-			  IRQF_SAMPLE_RANDOM | IRQF_SHARED,
+			  IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED,
 			  lp->rx_irq_name, lp);
 	if (err)
 		return err;
 
 	err = request_irq(lp->cfg.tx_irq, ldc_tx,
-			  IRQF_SAMPLE_RANDOM | IRQF_SHARED,
+			  IRQF_SAMPLE_RANDOM | IRQF_DISABLED | IRQF_SHARED,
 			  lp->tx_irq_name, lp);
 	if (err) {
 		free_irq(lp->cfg.rx_irq, lp);
diff --git a/arch/sparc/kernel/nmi.c b/arch/sparc/kernel/nmi.c
index 378eb53e0776..b129611590a4 100644
--- a/arch/sparc/kernel/nmi.c
+++ b/arch/sparc/kernel/nmi.c
@@ -19,7 +19,7 @@
 #include <linux/delay.h>
 #include <linux/smp.h>
 
-#include <asm/perf_counter.h>
+#include <asm/perf_event.h>
 #include <asm/ptrace.h>
 #include <asm/local.h>
 #include <asm/pcr.h>
@@ -265,7 +265,7 @@ int __init nmi_init(void)
 		}
 	}
 	if (!err)
-		init_hw_perf_counters();
+		init_hw_perf_events();
 
 	return err;
 }
diff --git a/arch/sparc/kernel/pcr.c b/arch/sparc/kernel/pcr.c
index 68ff00107073..2d94e7a03af5 100644
--- a/arch/sparc/kernel/pcr.c
+++ b/arch/sparc/kernel/pcr.c
@@ -7,7 +7,7 @@
 #include <linux/init.h>
 #include <linux/irq.h>
 
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/pil.h>
 #include <asm/pcr.h>
@@ -15,7 +15,7 @@
 
 /* This code is shared between various users of the performance
  * counters.  Users will be oprofile, pseudo-NMI watchdog, and the
- * perf_counter support layer.
+ * perf_event support layer.
  */
 
 #define PCR_SUN4U_ENABLE	(PCR_PIC_PRIV | PCR_STRACE | PCR_UTRACE)
@@ -42,14 +42,14 @@ void deferred_pcr_work_irq(int irq, struct pt_regs *regs)
 
 	old_regs = set_irq_regs(regs);
 	irq_enter();
-#ifdef CONFIG_PERF_COUNTERS
-	perf_counter_do_pending();
+#ifdef CONFIG_PERF_EVENTS
+	perf_event_do_pending();
 #endif
 	irq_exit();
 	set_irq_regs(old_regs);
 }
 
-void set_perf_counter_pending(void)
+void set_perf_event_pending(void)
 {
 	set_softint(1 << PIL_DEFERRED_PCR_WORK);
 }
diff --git a/arch/sparc/kernel/perf_counter.c b/arch/sparc/kernel/perf_counter.c
deleted file mode 100644
index 09de4035eaa9..000000000000
--- a/arch/sparc/kernel/perf_counter.c
+++ /dev/null
@@ -1,557 +0,0 @@
-/* Performance counter support for sparc64.
- *
- * Copyright (C) 2009 David S. Miller <davem@davemloft.net>
- *
- * This code is based almost entirely upon the x86 perf counter
- * code, which is:
- *
- *  Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
- *  Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar
- *  Copyright (C) 2009 Jaswinder Singh Rajput
- *  Copyright (C) 2009 Advanced Micro Devices, Inc., Robert Richter
- *  Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
- */
-
-#include <linux/perf_counter.h>
-#include <linux/kprobes.h>
-#include <linux/kernel.h>
-#include <linux/kdebug.h>
-#include <linux/mutex.h>
-
-#include <asm/cpudata.h>
-#include <asm/atomic.h>
-#include <asm/nmi.h>
-#include <asm/pcr.h>
-
-/* Sparc64 chips have two performance counters, 32-bits each, with
- * overflow interrupts generated on transition from 0xffffffff to 0.
- * The counters are accessed in one go using a 64-bit register.
- *
- * Both counters are controlled using a single control register.  The
- * only way to stop all sampling is to clear all of the context (user,
- * supervisor, hypervisor) sampling enable bits.  But these bits apply
- * to both counters, thus the two counters can't be enabled/disabled
- * individually.
- *
- * The control register has two event fields, one for each of the two
- * counters.  It's thus nearly impossible to have one counter going
- * while keeping the other one stopped.  Therefore it is possible to
- * get overflow interrupts for counters not currently "in use" and
- * that condition must be checked in the overflow interrupt handler.
- *
- * So we use a hack, in that we program inactive counters with the
- * "sw_count0" and "sw_count1" events.  These count how many times
- * the instruction "sethi %hi(0xfc000), %g0" is executed.  It's an
- * unusual way to encode a NOP and therefore will not trigger in
- * normal code.
- */
-
-#define MAX_HWCOUNTERS			2
-#define MAX_PERIOD			((1UL << 32) - 1)
-
-#define PIC_UPPER_INDEX			0
-#define PIC_LOWER_INDEX			1
-
-struct cpu_hw_counters {
-	struct perf_counter	*counters[MAX_HWCOUNTERS];
-	unsigned long		used_mask[BITS_TO_LONGS(MAX_HWCOUNTERS)];
-	unsigned long		active_mask[BITS_TO_LONGS(MAX_HWCOUNTERS)];
-	int enabled;
-};
-DEFINE_PER_CPU(struct cpu_hw_counters, cpu_hw_counters) = { .enabled = 1, };
-
-struct perf_event_map {
-	u16	encoding;
-	u8	pic_mask;
-#define PIC_NONE	0x00
-#define PIC_UPPER	0x01
-#define PIC_LOWER	0x02
-};
-
-struct sparc_pmu {
-	const struct perf_event_map	*(*event_map)(int);
-	int				max_events;
-	int				upper_shift;
-	int				lower_shift;
-	int				event_mask;
-	int				hv_bit;
-	int				irq_bit;
-	int				upper_nop;
-	int				lower_nop;
-};
-
-static const struct perf_event_map ultra3i_perfmon_event_map[] = {
-	[PERF_COUNT_HW_CPU_CYCLES] = { 0x0000, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_INSTRUCTIONS] = { 0x0001, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_CACHE_REFERENCES] = { 0x0009, PIC_LOWER },
-	[PERF_COUNT_HW_CACHE_MISSES] = { 0x0009, PIC_UPPER },
-};
-
-static const struct perf_event_map *ultra3i_event_map(int event)
-{
-	return &ultra3i_perfmon_event_map[event];
-}
-
-static const struct sparc_pmu ultra3i_pmu = {
-	.event_map	= ultra3i_event_map,
-	.max_events	= ARRAY_SIZE(ultra3i_perfmon_event_map),
-	.upper_shift	= 11,
-	.lower_shift	= 4,
-	.event_mask	= 0x3f,
-	.upper_nop	= 0x1c,
-	.lower_nop	= 0x14,
-};
-
-static const struct perf_event_map niagara2_perfmon_event_map[] = {
-	[PERF_COUNT_HW_CPU_CYCLES] = { 0x02ff, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_INSTRUCTIONS] = { 0x02ff, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_CACHE_REFERENCES] = { 0x0208, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_CACHE_MISSES] = { 0x0302, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = { 0x0201, PIC_UPPER | PIC_LOWER },
-	[PERF_COUNT_HW_BRANCH_MISSES] = { 0x0202, PIC_UPPER | PIC_LOWER },
-};
-
-static const struct perf_event_map *niagara2_event_map(int event)
-{
-	return &niagara2_perfmon_event_map[event];
-}
-
-static const struct sparc_pmu niagara2_pmu = {
-	.event_map	= niagara2_event_map,
-	.max_events	= ARRAY_SIZE(niagara2_perfmon_event_map),
-	.upper_shift	= 19,
-	.lower_shift	= 6,
-	.event_mask	= 0xfff,
-	.hv_bit		= 0x8,
-	.irq_bit	= 0x03,
-	.upper_nop	= 0x220,
-	.lower_nop	= 0x220,
-};
-
-static const struct sparc_pmu *sparc_pmu __read_mostly;
-
-static u64 event_encoding(u64 event, int idx)
-{
-	if (idx == PIC_UPPER_INDEX)
-		event <<= sparc_pmu->upper_shift;
-	else
-		event <<= sparc_pmu->lower_shift;
-	return event;
-}
-
-static u64 mask_for_index(int idx)
-{
-	return event_encoding(sparc_pmu->event_mask, idx);
-}
-
-static u64 nop_for_index(int idx)
-{
-	return event_encoding(idx == PIC_UPPER_INDEX ?
-			      sparc_pmu->upper_nop :
-			      sparc_pmu->lower_nop, idx);
-}
-
-static inline void sparc_pmu_enable_counter(struct hw_perf_counter *hwc,
-					    int idx)
-{
-	u64 val, mask = mask_for_index(idx);
-
-	val = pcr_ops->read();
-	pcr_ops->write((val & ~mask) | hwc->config);
-}
-
-static inline void sparc_pmu_disable_counter(struct hw_perf_counter *hwc,
-					     int idx)
-{
-	u64 mask = mask_for_index(idx);
-	u64 nop = nop_for_index(idx);
-	u64 val = pcr_ops->read();
-
-	pcr_ops->write((val & ~mask) | nop);
-}
-
-void hw_perf_enable(void)
-{
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	u64 val;
-	int i;
-
-	if (cpuc->enabled)
-		return;
-
-	cpuc->enabled = 1;
-	barrier();
-
-	val = pcr_ops->read();
-
-	for (i = 0; i < MAX_HWCOUNTERS; i++) {
-		struct perf_counter *cp = cpuc->counters[i];
-		struct hw_perf_counter *hwc;
-
-		if (!cp)
-			continue;
-		hwc = &cp->hw;
-		val |= hwc->config_base;
-	}
-
-	pcr_ops->write(val);
-}
-
-void hw_perf_disable(void)
-{
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	u64 val;
-
-	if (!cpuc->enabled)
-		return;
-
-	cpuc->enabled = 0;
-
-	val = pcr_ops->read();
-	val &= ~(PCR_UTRACE | PCR_STRACE |
-		 sparc_pmu->hv_bit | sparc_pmu->irq_bit);
-	pcr_ops->write(val);
-}
-
-static u32 read_pmc(int idx)
-{
-	u64 val;
-
-	read_pic(val);
-	if (idx == PIC_UPPER_INDEX)
-		val >>= 32;
-
-	return val & 0xffffffff;
-}
-
-static void write_pmc(int idx, u64 val)
-{
-	u64 shift, mask, pic;
-
-	shift = 0;
-	if (idx == PIC_UPPER_INDEX)
-		shift = 32;
-
-	mask = ((u64) 0xffffffff) << shift;
-	val <<= shift;
-
-	read_pic(pic);
-	pic &= ~mask;
-	pic |= val;
-	write_pic(pic);
-}
-
-static int sparc_perf_counter_set_period(struct perf_counter *counter,
-					 struct hw_perf_counter *hwc, int idx)
-{
-	s64 left = atomic64_read(&hwc->period_left);
-	s64 period = hwc->sample_period;
-	int ret = 0;
-
-	if (unlikely(left <= -period)) {
-		left = period;
-		atomic64_set(&hwc->period_left, left);
-		hwc->last_period = period;
-		ret = 1;
-	}
-
-	if (unlikely(left <= 0)) {
-		left += period;
-		atomic64_set(&hwc->period_left, left);
-		hwc->last_period = period;
-		ret = 1;
-	}
-	if (left > MAX_PERIOD)
-		left = MAX_PERIOD;
-
-	atomic64_set(&hwc->prev_count, (u64)-left);
-
-	write_pmc(idx, (u64)(-left) & 0xffffffff);
-
-	perf_counter_update_userpage(counter);
-
-	return ret;
-}
-
-static int sparc_pmu_enable(struct perf_counter *counter)
-{
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	struct hw_perf_counter *hwc = &counter->hw;
-	int idx = hwc->idx;
-
-	if (test_and_set_bit(idx, cpuc->used_mask))
-		return -EAGAIN;
-
-	sparc_pmu_disable_counter(hwc, idx);
-
-	cpuc->counters[idx] = counter;
-	set_bit(idx, cpuc->active_mask);
-
-	sparc_perf_counter_set_period(counter, hwc, idx);
-	sparc_pmu_enable_counter(hwc, idx);
-	perf_counter_update_userpage(counter);
-	return 0;
-}
-
-static u64 sparc_perf_counter_update(struct perf_counter *counter,
-				     struct hw_perf_counter *hwc, int idx)
-{
-	int shift = 64 - 32;
-	u64 prev_raw_count, new_raw_count;
-	s64 delta;
-
-again:
-	prev_raw_count = atomic64_read(&hwc->prev_count);
-	new_raw_count = read_pmc(idx);
-
-	if (atomic64_cmpxchg(&hwc->prev_count, prev_raw_count,
-			     new_raw_count) != prev_raw_count)
-		goto again;
-
-	delta = (new_raw_count << shift) - (prev_raw_count << shift);
-	delta >>= shift;
-
-	atomic64_add(delta, &counter->count);
-	atomic64_sub(delta, &hwc->period_left);
-
-	return new_raw_count;
-}
-
-static void sparc_pmu_disable(struct perf_counter *counter)
-{
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	struct hw_perf_counter *hwc = &counter->hw;
-	int idx = hwc->idx;
-
-	clear_bit(idx, cpuc->active_mask);
-	sparc_pmu_disable_counter(hwc, idx);
-
-	barrier();
-
-	sparc_perf_counter_update(counter, hwc, idx);
-	cpuc->counters[idx] = NULL;
-	clear_bit(idx, cpuc->used_mask);
-
-	perf_counter_update_userpage(counter);
-}
-
-static void sparc_pmu_read(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	sparc_perf_counter_update(counter, hwc, hwc->idx);
-}
-
-static void sparc_pmu_unthrottle(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	sparc_pmu_enable_counter(hwc, hwc->idx);
-}
-
-static atomic_t active_counters = ATOMIC_INIT(0);
-static DEFINE_MUTEX(pmc_grab_mutex);
-
-void perf_counter_grab_pmc(void)
-{
-	if (atomic_inc_not_zero(&active_counters))
-		return;
-
-	mutex_lock(&pmc_grab_mutex);
-	if (atomic_read(&active_counters) == 0) {
-		if (atomic_read(&nmi_active) > 0) {
-			on_each_cpu(stop_nmi_watchdog, NULL, 1);
-			BUG_ON(atomic_read(&nmi_active) != 0);
-		}
-		atomic_inc(&active_counters);
-	}
-	mutex_unlock(&pmc_grab_mutex);
-}
-
-void perf_counter_release_pmc(void)
-{
-	if (atomic_dec_and_mutex_lock(&active_counters, &pmc_grab_mutex)) {
-		if (atomic_read(&nmi_active) == 0)
-			on_each_cpu(start_nmi_watchdog, NULL, 1);
-		mutex_unlock(&pmc_grab_mutex);
-	}
-}
-
-static void hw_perf_counter_destroy(struct perf_counter *counter)
-{
-	perf_counter_release_pmc();
-}
-
-static int __hw_perf_counter_init(struct perf_counter *counter)
-{
-	struct perf_counter_attr *attr = &counter->attr;
-	struct hw_perf_counter *hwc = &counter->hw;
-	const struct perf_event_map *pmap;
-	u64 enc;
-
-	if (atomic_read(&nmi_active) < 0)
-		return -ENODEV;
-
-	if (attr->type != PERF_TYPE_HARDWARE)
-		return -EOPNOTSUPP;
-
-	if (attr->config >= sparc_pmu->max_events)
-		return -EINVAL;
-
-	perf_counter_grab_pmc();
-	counter->destroy = hw_perf_counter_destroy;
-
-	/* We save the enable bits in the config_base.  So to
-	 * turn off sampling just write 'config', and to enable
-	 * things write 'config | config_base'.
-	 */
-	hwc->config_base = sparc_pmu->irq_bit;
-	if (!attr->exclude_user)
-		hwc->config_base |= PCR_UTRACE;
-	if (!attr->exclude_kernel)
-		hwc->config_base |= PCR_STRACE;
-	if (!attr->exclude_hv)
-		hwc->config_base |= sparc_pmu->hv_bit;
-
-	if (!hwc->sample_period) {
-		hwc->sample_period = MAX_PERIOD;
-		hwc->last_period = hwc->sample_period;
-		atomic64_set(&hwc->period_left, hwc->sample_period);
-	}
-
-	pmap = sparc_pmu->event_map(attr->config);
-
-	enc = pmap->encoding;
-	if (pmap->pic_mask & PIC_UPPER) {
-		hwc->idx = PIC_UPPER_INDEX;
-		enc <<= sparc_pmu->upper_shift;
-	} else {
-		hwc->idx = PIC_LOWER_INDEX;
-		enc <<= sparc_pmu->lower_shift;
-	}
-
-	hwc->config |= enc;
-	return 0;
-}
-
-static const struct pmu pmu = {
-	.enable		= sparc_pmu_enable,
-	.disable	= sparc_pmu_disable,
-	.read		= sparc_pmu_read,
-	.unthrottle	= sparc_pmu_unthrottle,
-};
-
-const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
-{
-	int err = __hw_perf_counter_init(counter);
-
-	if (err)
-		return ERR_PTR(err);
-	return &pmu;
-}
-
-void perf_counter_print_debug(void)
-{
-	unsigned long flags;
-	u64 pcr, pic;
-	int cpu;
-
-	if (!sparc_pmu)
-		return;
-
-	local_irq_save(flags);
-
-	cpu = smp_processor_id();
-
-	pcr = pcr_ops->read();
-	read_pic(pic);
-
-	pr_info("\n");
-	pr_info("CPU#%d: PCR[%016llx] PIC[%016llx]\n",
-		cpu, pcr, pic);
-
-	local_irq_restore(flags);
-}
-
-static int __kprobes perf_counter_nmi_handler(struct notifier_block *self,
-					      unsigned long cmd, void *__args)
-{
-	struct die_args *args = __args;
-	struct perf_sample_data data;
-	struct cpu_hw_counters *cpuc;
-	struct pt_regs *regs;
-	int idx;
-
-	if (!atomic_read(&active_counters))
-		return NOTIFY_DONE;
-
-	switch (cmd) {
-	case DIE_NMI:
-		break;
-
-	default:
-		return NOTIFY_DONE;
-	}
-
-	regs = args->regs;
-
-	data.regs = regs;
-	data.addr = 0;
-
-	cpuc = &__get_cpu_var(cpu_hw_counters);
-	for (idx = 0; idx < MAX_HWCOUNTERS; idx++) {
-		struct perf_counter *counter = cpuc->counters[idx];
-		struct hw_perf_counter *hwc;
-		u64 val;
-
-		if (!test_bit(idx, cpuc->active_mask))
-			continue;
-		hwc = &counter->hw;
-		val = sparc_perf_counter_update(counter, hwc, idx);
-		if (val & (1ULL << 31))
-			continue;
-
-		data.period = counter->hw.last_period;
-		if (!sparc_perf_counter_set_period(counter, hwc, idx))
-			continue;
-
-		if (perf_counter_overflow(counter, 1, &data))
-			sparc_pmu_disable_counter(hwc, idx);
-	}
-
-	return NOTIFY_STOP;
-}
-
-static __read_mostly struct notifier_block perf_counter_nmi_notifier = {
-	.notifier_call		= perf_counter_nmi_handler,
-};
-
-static bool __init supported_pmu(void)
-{
-	if (!strcmp(sparc_pmu_type, "ultra3i")) {
-		sparc_pmu = &ultra3i_pmu;
-		return true;
-	}
-	if (!strcmp(sparc_pmu_type, "niagara2")) {
-		sparc_pmu = &niagara2_pmu;
-		return true;
-	}
-	return false;
-}
-
-void __init init_hw_perf_counters(void)
-{
-	pr_info("Performance counters: ");
-
-	if (!supported_pmu()) {
-		pr_cont("No support for PMU type '%s'\n", sparc_pmu_type);
-		return;
-	}
-
-	pr_cont("Supported PMU type is '%s'\n", sparc_pmu_type);
-
-	/* All sparc64 PMUs currently have 2 counters.  But this simple
-	 * driver only supports one active counter at a time.
-	 */
-	perf_max_counters = 1;
-
-	register_die_notifier(&perf_counter_nmi_notifier);
-}
diff --git a/arch/sparc/kernel/perf_event.c b/arch/sparc/kernel/perf_event.c
new file mode 100644
index 000000000000..fa5936e1c3b9
--- /dev/null
+++ b/arch/sparc/kernel/perf_event.c
@@ -0,0 +1,1053 @@
+/* Performance event support for sparc64.
+ *
+ * Copyright (C) 2009 David S. Miller <davem@davemloft.net>
+ *
+ * This code is based almost entirely upon the x86 perf event
+ * code, which is:
+ *
+ *  Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
+ *  Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar
+ *  Copyright (C) 2009 Jaswinder Singh Rajput
+ *  Copyright (C) 2009 Advanced Micro Devices, Inc., Robert Richter
+ *  Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
+ */
+
+#include <linux/perf_event.h>
+#include <linux/kprobes.h>
+#include <linux/kernel.h>
+#include <linux/kdebug.h>
+#include <linux/mutex.h>
+
+#include <asm/cpudata.h>
+#include <asm/atomic.h>
+#include <asm/nmi.h>
+#include <asm/pcr.h>
+
+/* Sparc64 chips have two performance counters, 32-bits each, with
+ * overflow interrupts generated on transition from 0xffffffff to 0.
+ * The counters are accessed in one go using a 64-bit register.
+ *
+ * Both counters are controlled using a single control register.  The
+ * only way to stop all sampling is to clear all of the context (user,
+ * supervisor, hypervisor) sampling enable bits.  But these bits apply
+ * to both counters, thus the two counters can't be enabled/disabled
+ * individually.
+ *
+ * The control register has two event fields, one for each of the two
+ * counters.  It's thus nearly impossible to have one counter going
+ * while keeping the other one stopped.  Therefore it is possible to
+ * get overflow interrupts for counters not currently "in use" and
+ * that condition must be checked in the overflow interrupt handler.
+ *
+ * So we use a hack, in that we program inactive counters with the
+ * "sw_count0" and "sw_count1" events.  These count how many times
+ * the instruction "sethi %hi(0xfc000), %g0" is executed.  It's an
+ * unusual way to encode a NOP and therefore will not trigger in
+ * normal code.
+ */
+
+#define MAX_HWEVENTS			2
+#define MAX_PERIOD			((1UL << 32) - 1)
+
+#define PIC_UPPER_INDEX			0
+#define PIC_LOWER_INDEX			1
+
+struct cpu_hw_events {
+	struct perf_event	*events[MAX_HWEVENTS];
+	unsigned long		used_mask[BITS_TO_LONGS(MAX_HWEVENTS)];
+	unsigned long		active_mask[BITS_TO_LONGS(MAX_HWEVENTS)];
+	u64			pcr;
+	int			enabled;
+};
+DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events) = { .enabled = 1, };
+
+struct perf_event_map {
+	u16	encoding;
+	u8	pic_mask;
+#define PIC_NONE	0x00
+#define PIC_UPPER	0x01
+#define PIC_LOWER	0x02
+};
+
+static unsigned long perf_event_encode(const struct perf_event_map *pmap)
+{
+	return ((unsigned long) pmap->encoding << 16) | pmap->pic_mask;
+}
+
+static void perf_event_decode(unsigned long val, u16 *enc, u8 *msk)
+{
+	*msk = val & 0xff;
+	*enc = val >> 16;
+}
+
+#define C(x) PERF_COUNT_HW_CACHE_##x
+
+#define CACHE_OP_UNSUPPORTED	0xfffe
+#define CACHE_OP_NONSENSE	0xffff
+
+typedef struct perf_event_map cache_map_t
+				[PERF_COUNT_HW_CACHE_MAX]
+				[PERF_COUNT_HW_CACHE_OP_MAX]
+				[PERF_COUNT_HW_CACHE_RESULT_MAX];
+
+struct sparc_pmu {
+	const struct perf_event_map	*(*event_map)(int);
+	const cache_map_t		*cache_map;
+	int				max_events;
+	int				upper_shift;
+	int				lower_shift;
+	int				event_mask;
+	int				hv_bit;
+	int				irq_bit;
+	int				upper_nop;
+	int				lower_nop;
+};
+
+static const struct perf_event_map ultra3_perfmon_event_map[] = {
+	[PERF_COUNT_HW_CPU_CYCLES] = { 0x0000, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_INSTRUCTIONS] = { 0x0001, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_CACHE_REFERENCES] = { 0x0009, PIC_LOWER },
+	[PERF_COUNT_HW_CACHE_MISSES] = { 0x0009, PIC_UPPER },
+};
+
+static const struct perf_event_map *ultra3_event_map(int event_id)
+{
+	return &ultra3_perfmon_event_map[event_id];
+}
+
+static const cache_map_t ultra3_cache_map = {
+[C(L1D)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x09, PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x09, PIC_UPPER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { 0x0a, PIC_LOWER },
+		[C(RESULT_MISS)] = { 0x0a, PIC_UPPER },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(L1I)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x09, PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x09, PIC_UPPER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_NONSENSE },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_NONSENSE },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(LL)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x0c, PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0c, PIC_UPPER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { 0x0c, PIC_LOWER },
+		[C(RESULT_MISS)] = { 0x0c, PIC_UPPER },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(DTLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x12, PIC_UPPER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(ITLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x11, PIC_UPPER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(BPU)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+};
+
+static const struct sparc_pmu ultra3_pmu = {
+	.event_map	= ultra3_event_map,
+	.cache_map	= &ultra3_cache_map,
+	.max_events	= ARRAY_SIZE(ultra3_perfmon_event_map),
+	.upper_shift	= 11,
+	.lower_shift	= 4,
+	.event_mask	= 0x3f,
+	.upper_nop	= 0x1c,
+	.lower_nop	= 0x14,
+};
+
+/* Niagara1 is very limited.  The upper PIC is hard-locked to count
+ * only instructions, so it is free running which creates all kinds of
+ * problems.  Some hardware designs make one wonder if the creator
+ * even looked at how this stuff gets used by software.
+ */
+static const struct perf_event_map niagara1_perfmon_event_map[] = {
+	[PERF_COUNT_HW_CPU_CYCLES] = { 0x00, PIC_UPPER },
+	[PERF_COUNT_HW_INSTRUCTIONS] = { 0x00, PIC_UPPER },
+	[PERF_COUNT_HW_CACHE_REFERENCES] = { 0, PIC_NONE },
+	[PERF_COUNT_HW_CACHE_MISSES] = { 0x03, PIC_LOWER },
+};
+
+static const struct perf_event_map *niagara1_event_map(int event_id)
+{
+	return &niagara1_perfmon_event_map[event_id];
+}
+
+static const cache_map_t niagara1_cache_map = {
+[C(L1D)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x03, PIC_LOWER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x03, PIC_LOWER, },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(L1I)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x00, PIC_UPPER },
+		[C(RESULT_MISS)] = { 0x02, PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_NONSENSE },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_NONSENSE },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(LL)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x07, PIC_LOWER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x07, PIC_LOWER, },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(DTLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x05, PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(ITLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x04, PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(BPU)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+};
+
+static const struct sparc_pmu niagara1_pmu = {
+	.event_map	= niagara1_event_map,
+	.cache_map	= &niagara1_cache_map,
+	.max_events	= ARRAY_SIZE(niagara1_perfmon_event_map),
+	.upper_shift	= 0,
+	.lower_shift	= 4,
+	.event_mask	= 0x7,
+	.upper_nop	= 0x0,
+	.lower_nop	= 0x0,
+};
+
+static const struct perf_event_map niagara2_perfmon_event_map[] = {
+	[PERF_COUNT_HW_CPU_CYCLES] = { 0x02ff, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_INSTRUCTIONS] = { 0x02ff, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_CACHE_REFERENCES] = { 0x0208, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_CACHE_MISSES] = { 0x0302, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_BRANCH_INSTRUCTIONS] = { 0x0201, PIC_UPPER | PIC_LOWER },
+	[PERF_COUNT_HW_BRANCH_MISSES] = { 0x0202, PIC_UPPER | PIC_LOWER },
+};
+
+static const struct perf_event_map *niagara2_event_map(int event_id)
+{
+	return &niagara2_perfmon_event_map[event_id];
+}
+
+static const cache_map_t niagara2_cache_map = {
+[C(L1D)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x0208, PIC_UPPER | PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0302, PIC_UPPER | PIC_LOWER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { 0x0210, PIC_UPPER | PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0302, PIC_UPPER | PIC_LOWER, },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(L1I)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x02ff, PIC_UPPER | PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0301, PIC_UPPER | PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_NONSENSE },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_NONSENSE },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(LL)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { 0x0208, PIC_UPPER | PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0330, PIC_UPPER | PIC_LOWER, },
+	},
+	[C(OP_WRITE)] = {
+		[C(RESULT_ACCESS)] = { 0x0210, PIC_UPPER | PIC_LOWER, },
+		[C(RESULT_MISS)] = { 0x0320, PIC_UPPER | PIC_LOWER, },
+	},
+	[C(OP_PREFETCH)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(DTLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0x0b08, PIC_UPPER | PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(ITLB)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { 0xb04, PIC_UPPER | PIC_LOWER, },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+[C(BPU)] = {
+	[C(OP_READ)] = {
+		[C(RESULT_ACCESS)] = { CACHE_OP_UNSUPPORTED },
+		[C(RESULT_MISS)] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_WRITE) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+	[ C(OP_PREFETCH) ] = {
+		[ C(RESULT_ACCESS) ] = { CACHE_OP_UNSUPPORTED },
+		[ C(RESULT_MISS)   ] = { CACHE_OP_UNSUPPORTED },
+	},
+},
+};
+
+static const struct sparc_pmu niagara2_pmu = {
+	.event_map	= niagara2_event_map,
+	.cache_map	= &niagara2_cache_map,
+	.max_events	= ARRAY_SIZE(niagara2_perfmon_event_map),
+	.upper_shift	= 19,
+	.lower_shift	= 6,
+	.event_mask	= 0xfff,
+	.hv_bit		= 0x8,
+	.irq_bit	= 0x30,
+	.upper_nop	= 0x220,
+	.lower_nop	= 0x220,
+};
+
+static const struct sparc_pmu *sparc_pmu __read_mostly;
+
+static u64 event_encoding(u64 event_id, int idx)
+{
+	if (idx == PIC_UPPER_INDEX)
+		event_id <<= sparc_pmu->upper_shift;
+	else
+		event_id <<= sparc_pmu->lower_shift;
+	return event_id;
+}
+
+static u64 mask_for_index(int idx)
+{
+	return event_encoding(sparc_pmu->event_mask, idx);
+}
+
+static u64 nop_for_index(int idx)
+{
+	return event_encoding(idx == PIC_UPPER_INDEX ?
+			      sparc_pmu->upper_nop :
+			      sparc_pmu->lower_nop, idx);
+}
+
+static inline void sparc_pmu_enable_event(struct cpu_hw_events *cpuc, struct hw_perf_event *hwc, int idx)
+{
+	u64 val, mask = mask_for_index(idx);
+
+	val = cpuc->pcr;
+	val &= ~mask;
+	val |= hwc->config;
+	cpuc->pcr = val;
+
+	pcr_ops->write(cpuc->pcr);
+}
+
+static inline void sparc_pmu_disable_event(struct cpu_hw_events *cpuc, struct hw_perf_event *hwc, int idx)
+{
+	u64 mask = mask_for_index(idx);
+	u64 nop = nop_for_index(idx);
+	u64 val;
+
+	val = cpuc->pcr;
+	val &= ~mask;
+	val |= nop;
+	cpuc->pcr = val;
+
+	pcr_ops->write(cpuc->pcr);
+}
+
+void hw_perf_enable(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	u64 val;
+	int i;
+
+	if (cpuc->enabled)
+		return;
+
+	cpuc->enabled = 1;
+	barrier();
+
+	val = cpuc->pcr;
+
+	for (i = 0; i < MAX_HWEVENTS; i++) {
+		struct perf_event *cp = cpuc->events[i];
+		struct hw_perf_event *hwc;
+
+		if (!cp)
+			continue;
+		hwc = &cp->hw;
+		val |= hwc->config_base;
+	}
+
+	cpuc->pcr = val;
+
+	pcr_ops->write(cpuc->pcr);
+}
+
+void hw_perf_disable(void)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	u64 val;
+
+	if (!cpuc->enabled)
+		return;
+
+	cpuc->enabled = 0;
+
+	val = cpuc->pcr;
+	val &= ~(PCR_UTRACE | PCR_STRACE |
+		 sparc_pmu->hv_bit | sparc_pmu->irq_bit);
+	cpuc->pcr = val;
+
+	pcr_ops->write(cpuc->pcr);
+}
+
+static u32 read_pmc(int idx)
+{
+	u64 val;
+
+	read_pic(val);
+	if (idx == PIC_UPPER_INDEX)
+		val >>= 32;
+
+	return val & 0xffffffff;
+}
+
+static void write_pmc(int idx, u64 val)
+{
+	u64 shift, mask, pic;
+
+	shift = 0;
+	if (idx == PIC_UPPER_INDEX)
+		shift = 32;
+
+	mask = ((u64) 0xffffffff) << shift;
+	val <<= shift;
+
+	read_pic(pic);
+	pic &= ~mask;
+	pic |= val;
+	write_pic(pic);
+}
+
+static int sparc_perf_event_set_period(struct perf_event *event,
+				       struct hw_perf_event *hwc, int idx)
+{
+	s64 left = atomic64_read(&hwc->period_left);
+	s64 period = hwc->sample_period;
+	int ret = 0;
+
+	if (unlikely(left <= -period)) {
+		left = period;
+		atomic64_set(&hwc->period_left, left);
+		hwc->last_period = period;
+		ret = 1;
+	}
+
+	if (unlikely(left <= 0)) {
+		left += period;
+		atomic64_set(&hwc->period_left, left);
+		hwc->last_period = period;
+		ret = 1;
+	}
+	if (left > MAX_PERIOD)
+		left = MAX_PERIOD;
+
+	atomic64_set(&hwc->prev_count, (u64)-left);
+
+	write_pmc(idx, (u64)(-left) & 0xffffffff);
+
+	perf_event_update_userpage(event);
+
+	return ret;
+}
+
+static int sparc_pmu_enable(struct perf_event *event)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
+	int idx = hwc->idx;
+
+	if (test_and_set_bit(idx, cpuc->used_mask))
+		return -EAGAIN;
+
+	sparc_pmu_disable_event(cpuc, hwc, idx);
+
+	cpuc->events[idx] = event;
+	set_bit(idx, cpuc->active_mask);
+
+	sparc_perf_event_set_period(event, hwc, idx);
+	sparc_pmu_enable_event(cpuc, hwc, idx);
+	perf_event_update_userpage(event);
+	return 0;
+}
+
+static u64 sparc_perf_event_update(struct perf_event *event,
+				   struct hw_perf_event *hwc, int idx)
+{
+	int shift = 64 - 32;
+	u64 prev_raw_count, new_raw_count;
+	s64 delta;
+
+again:
+	prev_raw_count = atomic64_read(&hwc->prev_count);
+	new_raw_count = read_pmc(idx);
+
+	if (atomic64_cmpxchg(&hwc->prev_count, prev_raw_count,
+			     new_raw_count) != prev_raw_count)
+		goto again;
+
+	delta = (new_raw_count << shift) - (prev_raw_count << shift);
+	delta >>= shift;
+
+	atomic64_add(delta, &event->count);
+	atomic64_sub(delta, &hwc->period_left);
+
+	return new_raw_count;
+}
+
+static void sparc_pmu_disable(struct perf_event *event)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
+	int idx = hwc->idx;
+
+	clear_bit(idx, cpuc->active_mask);
+	sparc_pmu_disable_event(cpuc, hwc, idx);
+
+	barrier();
+
+	sparc_perf_event_update(event, hwc, idx);
+	cpuc->events[idx] = NULL;
+	clear_bit(idx, cpuc->used_mask);
+
+	perf_event_update_userpage(event);
+}
+
+static void sparc_pmu_read(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+
+	sparc_perf_event_update(event, hwc, hwc->idx);
+}
+
+static void sparc_pmu_unthrottle(struct perf_event *event)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
+
+	sparc_pmu_enable_event(cpuc, hwc, hwc->idx);
+}
+
+static atomic_t active_events = ATOMIC_INIT(0);
+static DEFINE_MUTEX(pmc_grab_mutex);
+
+static void perf_stop_nmi_watchdog(void *unused)
+{
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+
+	stop_nmi_watchdog(NULL);
+	cpuc->pcr = pcr_ops->read();
+}
+
+void perf_event_grab_pmc(void)
+{
+	if (atomic_inc_not_zero(&active_events))
+		return;
+
+	mutex_lock(&pmc_grab_mutex);
+	if (atomic_read(&active_events) == 0) {
+		if (atomic_read(&nmi_active) > 0) {
+			on_each_cpu(perf_stop_nmi_watchdog, NULL, 1);
+			BUG_ON(atomic_read(&nmi_active) != 0);
+		}
+		atomic_inc(&active_events);
+	}
+	mutex_unlock(&pmc_grab_mutex);
+}
+
+void perf_event_release_pmc(void)
+{
+	if (atomic_dec_and_mutex_lock(&active_events, &pmc_grab_mutex)) {
+		if (atomic_read(&nmi_active) == 0)
+			on_each_cpu(start_nmi_watchdog, NULL, 1);
+		mutex_unlock(&pmc_grab_mutex);
+	}
+}
+
+static const struct perf_event_map *sparc_map_cache_event(u64 config)
+{
+	unsigned int cache_type, cache_op, cache_result;
+	const struct perf_event_map *pmap;
+
+	if (!sparc_pmu->cache_map)
+		return ERR_PTR(-ENOENT);
+
+	cache_type = (config >>  0) & 0xff;
+	if (cache_type >= PERF_COUNT_HW_CACHE_MAX)
+		return ERR_PTR(-EINVAL);
+
+	cache_op = (config >>  8) & 0xff;
+	if (cache_op >= PERF_COUNT_HW_CACHE_OP_MAX)
+		return ERR_PTR(-EINVAL);
+
+	cache_result = (config >> 16) & 0xff;
+	if (cache_result >= PERF_COUNT_HW_CACHE_RESULT_MAX)
+		return ERR_PTR(-EINVAL);
+
+	pmap = &((*sparc_pmu->cache_map)[cache_type][cache_op][cache_result]);
+
+	if (pmap->encoding == CACHE_OP_UNSUPPORTED)
+		return ERR_PTR(-ENOENT);
+
+	if (pmap->encoding == CACHE_OP_NONSENSE)
+		return ERR_PTR(-EINVAL);
+
+	return pmap;
+}
+
+static void hw_perf_event_destroy(struct perf_event *event)
+{
+	perf_event_release_pmc();
+}
+
+/* Make sure all events can be scheduled into the hardware at
+ * the same time.  This is simplified by the fact that we only
+ * need to support 2 simultaneous HW events.
+ */
+static int sparc_check_constraints(unsigned long *events, int n_ev)
+{
+	if (n_ev <= perf_max_events) {
+		u8 msk1, msk2;
+		u16 dummy;
+
+		if (n_ev == 1)
+			return 0;
+		BUG_ON(n_ev != 2);
+		perf_event_decode(events[0], &dummy, &msk1);
+		perf_event_decode(events[1], &dummy, &msk2);
+
+		/* If both events can go on any counter, OK.  */
+		if (msk1 == (PIC_UPPER | PIC_LOWER) &&
+		    msk2 == (PIC_UPPER | PIC_LOWER))
+			return 0;
+
+		/* If one event is limited to a specific counter,
+		 * and the other can go on both, OK.
+		 */
+		if ((msk1 == PIC_UPPER || msk1 == PIC_LOWER) &&
+		    msk2 == (PIC_UPPER | PIC_LOWER))
+			return 0;
+		if ((msk2 == PIC_UPPER || msk2 == PIC_LOWER) &&
+		    msk1 == (PIC_UPPER | PIC_LOWER))
+			return 0;
+
+		/* If the events are fixed to different counters, OK.  */
+		if ((msk1 == PIC_UPPER && msk2 == PIC_LOWER) ||
+		    (msk1 == PIC_LOWER && msk2 == PIC_UPPER))
+			return 0;
+
+		/* Otherwise, there is a conflict.  */
+	}
+
+	return -1;
+}
+
+static int check_excludes(struct perf_event **evts, int n_prev, int n_new)
+{
+	int eu = 0, ek = 0, eh = 0;
+	struct perf_event *event;
+	int i, n, first;
+
+	n = n_prev + n_new;
+	if (n <= 1)
+		return 0;
+
+	first = 1;
+	for (i = 0; i < n; i++) {
+		event = evts[i];
+		if (first) {
+			eu = event->attr.exclude_user;
+			ek = event->attr.exclude_kernel;
+			eh = event->attr.exclude_hv;
+			first = 0;
+		} else if (event->attr.exclude_user != eu ||
+			   event->attr.exclude_kernel != ek ||
+			   event->attr.exclude_hv != eh) {
+			return -EAGAIN;
+		}
+	}
+
+	return 0;
+}
+
+static int collect_events(struct perf_event *group, int max_count,
+			  struct perf_event *evts[], unsigned long *events)
+{
+	struct perf_event *event;
+	int n = 0;
+
+	if (!is_software_event(group)) {
+		if (n >= max_count)
+			return -1;
+		evts[n] = group;
+		events[n++] = group->hw.event_base;
+	}
+	list_for_each_entry(event, &group->sibling_list, group_entry) {
+		if (!is_software_event(event) &&
+		    event->state != PERF_EVENT_STATE_OFF) {
+			if (n >= max_count)
+				return -1;
+			evts[n] = event;
+			events[n++] = event->hw.event_base;
+		}
+	}
+	return n;
+}
+
+static int __hw_perf_event_init(struct perf_event *event)
+{
+	struct perf_event_attr *attr = &event->attr;
+	struct perf_event *evts[MAX_HWEVENTS];
+	struct hw_perf_event *hwc = &event->hw;
+	unsigned long events[MAX_HWEVENTS];
+	const struct perf_event_map *pmap;
+	u64 enc;
+	int n;
+
+	if (atomic_read(&nmi_active) < 0)
+		return -ENODEV;
+
+	if (attr->type == PERF_TYPE_HARDWARE) {
+		if (attr->config >= sparc_pmu->max_events)
+			return -EINVAL;
+		pmap = sparc_pmu->event_map(attr->config);
+	} else if (attr->type == PERF_TYPE_HW_CACHE) {
+		pmap = sparc_map_cache_event(attr->config);
+		if (IS_ERR(pmap))
+			return PTR_ERR(pmap);
+	} else
+		return -EOPNOTSUPP;
+
+	/* We save the enable bits in the config_base.  So to
+	 * turn off sampling just write 'config', and to enable
+	 * things write 'config | config_base'.
+	 */
+	hwc->config_base = sparc_pmu->irq_bit;
+	if (!attr->exclude_user)
+		hwc->config_base |= PCR_UTRACE;
+	if (!attr->exclude_kernel)
+		hwc->config_base |= PCR_STRACE;
+	if (!attr->exclude_hv)
+		hwc->config_base |= sparc_pmu->hv_bit;
+
+	hwc->event_base = perf_event_encode(pmap);
+
+	enc = pmap->encoding;
+
+	n = 0;
+	if (event->group_leader != event) {
+		n = collect_events(event->group_leader,
+				   perf_max_events - 1,
+				   evts, events);
+		if (n < 0)
+			return -EINVAL;
+	}
+	events[n] = hwc->event_base;
+	evts[n] = event;
+
+	if (check_excludes(evts, n, 1))
+		return -EINVAL;
+
+	if (sparc_check_constraints(events, n + 1))
+		return -EINVAL;
+
+	/* Try to do all error checking before this point, as unwinding
+	 * state after grabbing the PMC is difficult.
+	 */
+	perf_event_grab_pmc();
+	event->destroy = hw_perf_event_destroy;
+
+	if (!hwc->sample_period) {
+		hwc->sample_period = MAX_PERIOD;
+		hwc->last_period = hwc->sample_period;
+		atomic64_set(&hwc->period_left, hwc->sample_period);
+	}
+
+	if (pmap->pic_mask & PIC_UPPER) {
+		hwc->idx = PIC_UPPER_INDEX;
+		enc <<= sparc_pmu->upper_shift;
+	} else {
+		hwc->idx = PIC_LOWER_INDEX;
+		enc <<= sparc_pmu->lower_shift;
+	}
+
+	hwc->config |= enc;
+	return 0;
+}
+
+static const struct pmu pmu = {
+	.enable		= sparc_pmu_enable,
+	.disable	= sparc_pmu_disable,
+	.read		= sparc_pmu_read,
+	.unthrottle	= sparc_pmu_unthrottle,
+};
+
+const struct pmu *hw_perf_event_init(struct perf_event *event)
+{
+	int err = __hw_perf_event_init(event);
+
+	if (err)
+		return ERR_PTR(err);
+	return &pmu;
+}
+
+void perf_event_print_debug(void)
+{
+	unsigned long flags;
+	u64 pcr, pic;
+	int cpu;
+
+	if (!sparc_pmu)
+		return;
+
+	local_irq_save(flags);
+
+	cpu = smp_processor_id();
+
+	pcr = pcr_ops->read();
+	read_pic(pic);
+
+	pr_info("\n");
+	pr_info("CPU#%d: PCR[%016llx] PIC[%016llx]\n",
+		cpu, pcr, pic);
+
+	local_irq_restore(flags);
+}
+
+static int __kprobes perf_event_nmi_handler(struct notifier_block *self,
+					    unsigned long cmd, void *__args)
+{
+	struct die_args *args = __args;
+	struct perf_sample_data data;
+	struct cpu_hw_events *cpuc;
+	struct pt_regs *regs;
+	int idx;
+
+	if (!atomic_read(&active_events))
+		return NOTIFY_DONE;
+
+	switch (cmd) {
+	case DIE_NMI:
+		break;
+
+	default:
+		return NOTIFY_DONE;
+	}
+
+	regs = args->regs;
+
+	data.addr = 0;
+
+	cpuc = &__get_cpu_var(cpu_hw_events);
+	for (idx = 0; idx < MAX_HWEVENTS; idx++) {
+		struct perf_event *event = cpuc->events[idx];
+		struct hw_perf_event *hwc;
+		u64 val;
+
+		if (!test_bit(idx, cpuc->active_mask))
+			continue;
+		hwc = &event->hw;
+		val = sparc_perf_event_update(event, hwc, idx);
+		if (val & (1ULL << 31))
+			continue;
+
+		data.period = event->hw.last_period;
+		if (!sparc_perf_event_set_period(event, hwc, idx))
+			continue;
+
+		if (perf_event_overflow(event, 1, &data, regs))
+			sparc_pmu_disable_event(cpuc, hwc, idx);
+	}
+
+	return NOTIFY_STOP;
+}
+
+static __read_mostly struct notifier_block perf_event_nmi_notifier = {
+	.notifier_call		= perf_event_nmi_handler,
+};
+
+static bool __init supported_pmu(void)
+{
+	if (!strcmp(sparc_pmu_type, "ultra3") ||
+	    !strcmp(sparc_pmu_type, "ultra3+") ||
+	    !strcmp(sparc_pmu_type, "ultra3i") ||
+	    !strcmp(sparc_pmu_type, "ultra4+")) {
+		sparc_pmu = &ultra3_pmu;
+		return true;
+	}
+	if (!strcmp(sparc_pmu_type, "niagara")) {
+		sparc_pmu = &niagara1_pmu;
+		return true;
+	}
+	if (!strcmp(sparc_pmu_type, "niagara2")) {
+		sparc_pmu = &niagara2_pmu;
+		return true;
+	}
+	return false;
+}
+
+void __init init_hw_perf_events(void)
+{
+	pr_info("Performance events: ");
+
+	if (!supported_pmu()) {
+		pr_cont("No support for PMU type '%s'\n", sparc_pmu_type);
+		return;
+	}
+
+	pr_cont("Supported PMU type is '%s'\n", sparc_pmu_type);
+
+	/* All sparc64 PMUs currently have 2 events.  But this simple
+	 * driver only supports one active event at a time.
+	 */
+	perf_max_events = 1;
+
+	register_die_notifier(&perf_event_nmi_notifier);
+}
diff --git a/arch/sparc/kernel/prom_common.c b/arch/sparc/kernel/prom_common.c
index 138910c67206..d80a65d9e893 100644
--- a/arch/sparc/kernel/prom_common.c
+++ b/arch/sparc/kernel/prom_common.c
@@ -79,6 +79,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
 
 	err = -ENODEV;
 
+	mutex_lock(&of_set_property_mutex);
 	write_lock(&devtree_lock);
 	prevp = &dp->properties;
 	while (*prevp) {
@@ -88,9 +89,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
 			void *old_val = prop->value;
 			int ret;
 
-			mutex_lock(&of_set_property_mutex);
 			ret = prom_setprop(dp->node, name, val, len);
-			mutex_unlock(&of_set_property_mutex);
 
 			err = -EINVAL;
 			if (ret >= 0) {
@@ -109,6 +108,7 @@ int of_set_property(struct device_node *dp, const char *name, void *val, int len
 		prevp = &(*prevp)->next;
 	}
 	write_unlock(&devtree_lock);
+	mutex_unlock(&of_set_property_mutex);
 
 	/* XXX Upate procfs if necessary... */
 
diff --git a/arch/sparc/kernel/smp_64.c b/arch/sparc/kernel/smp_64.c
index ff68373ce6d6..aa36223497b9 100644
--- a/arch/sparc/kernel/smp_64.c
+++ b/arch/sparc/kernel/smp_64.c
@@ -1420,7 +1420,7 @@ static void __init pcpu_free_bootmem(void *ptr, size_t size)
 	free_bootmem(__pa(ptr), size);
 }
 
-static int pcpu_cpu_distance(unsigned int from, unsigned int to)
+static int __init pcpu_cpu_distance(unsigned int from, unsigned int to)
 {
 	if (cpu_to_node(from) == cpu_to_node(to))
 		return LOCAL_DISTANCE;
@@ -1428,18 +1428,53 @@ static int pcpu_cpu_distance(unsigned int from, unsigned int to)
 		return REMOTE_DISTANCE;
 }
 
+static void __init pcpu_populate_pte(unsigned long addr)
+{
+	pgd_t *pgd = pgd_offset_k(addr);
+	pud_t *pud;
+	pmd_t *pmd;
+
+	pud = pud_offset(pgd, addr);
+	if (pud_none(*pud)) {
+		pmd_t *new;
+
+		new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+		pud_populate(&init_mm, pud, new);
+	}
+
+	pmd = pmd_offset(pud, addr);
+	if (!pmd_present(*pmd)) {
+		pte_t *new;
+
+		new = __alloc_bootmem(PAGE_SIZE, PAGE_SIZE, PAGE_SIZE);
+		pmd_populate_kernel(&init_mm, pmd, new);
+	}
+}
+
 void __init setup_per_cpu_areas(void)
 {
 	unsigned long delta;
 	unsigned int cpu;
-	int rc;
-
-	rc = pcpu_embed_first_chunk(PERCPU_MODULE_RESERVE,
-				    PERCPU_DYNAMIC_RESERVE, 4 << 20,
-				    pcpu_cpu_distance, pcpu_alloc_bootmem,
-				    pcpu_free_bootmem);
-	if (rc)
-		panic("failed to initialize first chunk (%d)", rc);
+	int rc = -EINVAL;
+
+	if (pcpu_chosen_fc != PCPU_FC_PAGE) {
+		rc = pcpu_embed_first_chunk(PERCPU_MODULE_RESERVE,
+					    PERCPU_DYNAMIC_RESERVE, 4 << 20,
+					    pcpu_cpu_distance,
+					    pcpu_alloc_bootmem,
+					    pcpu_free_bootmem);
+		if (rc)
+			pr_warning("PERCPU: %s allocator failed (%d), "
+				   "falling back to page size\n",
+				   pcpu_fc_names[pcpu_chosen_fc], rc);
+	}
+	if (rc < 0)
+		rc = pcpu_page_first_chunk(PERCPU_MODULE_RESERVE,
+					   pcpu_alloc_bootmem,
+					   pcpu_free_bootmem,
+					   pcpu_populate_pte);
+	if (rc < 0)
+		panic("cannot initialize percpu area (err=%d)", rc);
 
 	delta = (unsigned long)pcpu_base_addr - (unsigned long)__per_cpu_start;
 	for_each_possible_cpu(cpu)
diff --git a/arch/sparc/kernel/sys_sparc32.c b/arch/sparc/kernel/sys_sparc32.c
index f5000a460c05..04e28b2671c8 100644
--- a/arch/sparc/kernel/sys_sparc32.c
+++ b/arch/sparc/kernel/sys_sparc32.c
@@ -16,7 +16,6 @@
 #include <linux/signal.h>
 #include <linux/resource.h>
 #include <linux/times.h>
-#include <linux/utsname.h>
 #include <linux/smp.h>
 #include <linux/smp_lock.h>
 #include <linux/sem.h>
diff --git a/arch/sparc/kernel/systbls.h b/arch/sparc/kernel/systbls.h
index 15c2d752b2bc..a63c5d2d9849 100644
--- a/arch/sparc/kernel/systbls.h
+++ b/arch/sparc/kernel/systbls.h
@@ -3,10 +3,11 @@
 
 #include <linux/kernel.h>
 #include <linux/types.h>
-#include <linux/utsname.h>
 #include <asm/utrap.h>
 #include <asm/signal.h>
 
+struct new_utsname;
+
 extern asmlinkage unsigned long sys_getpagesize(void);
 extern asmlinkage unsigned long sparc_brk(unsigned long brk);
 extern asmlinkage long sparc_pipe(struct pt_regs *regs);
diff --git a/arch/sparc/kernel/systbls_32.S b/arch/sparc/kernel/systbls_32.S
index 04181577cb65..0f1658d37490 100644
--- a/arch/sparc/kernel/systbls_32.S
+++ b/arch/sparc/kernel/systbls_32.S
@@ -82,5 +82,5 @@ sys_call_table:
 /*310*/	.long sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate
 /*315*/	.long sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
 /*320*/	.long sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
-/*325*/	.long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_counter_open
+/*325*/	.long sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open
 
diff --git a/arch/sparc/kernel/systbls_64.S b/arch/sparc/kernel/systbls_64.S
index 91b06b7f7acf..009825f6e73c 100644
--- a/arch/sparc/kernel/systbls_64.S
+++ b/arch/sparc/kernel/systbls_64.S
@@ -83,7 +83,7 @@ sys_call_table32:
 /*310*/	.word compat_sys_utimensat, compat_sys_signalfd, sys_timerfd_create, sys_eventfd, compat_sys_fallocate
 	.word compat_sys_timerfd_settime, compat_sys_timerfd_gettime, compat_sys_signalfd4, sys_eventfd2, sys_epoll_create1
 /*320*/	.word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, compat_sys_preadv
-	.word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_counter_open
+	.word compat_sys_pwritev, compat_sys_rt_tgsigqueueinfo, sys_perf_event_open
 
 #endif /* CONFIG_COMPAT */
 
@@ -158,4 +158,4 @@ sys_call_table:
 /*310*/	.word sys_utimensat, sys_signalfd, sys_timerfd_create, sys_eventfd, sys_fallocate
 	.word sys_timerfd_settime, sys_timerfd_gettime, sys_signalfd4, sys_eventfd2, sys_epoll_create1
 /*320*/	.word sys_dup3, sys_pipe2, sys_inotify_init1, sys_accept4, sys_preadv
-	.word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_counter_open
+	.word sys_pwritev, sys_rt_tgsigqueueinfo, sys_perf_event_open
diff --git a/arch/sparc/kernel/visemul.c b/arch/sparc/kernel/visemul.c
index b956fd71c131..d231cbd5c526 100644
--- a/arch/sparc/kernel/visemul.c
+++ b/arch/sparc/kernel/visemul.c
@@ -617,7 +617,7 @@ static void pmul(struct pt_regs *regs, unsigned int insn, unsigned int opf)
 		rs2 = fps_regval(f, RS2(insn));
 
 		rd_val = 0;
-		src2 = (rs2 >> (opf == FMUL8x16AU_OPF) ? 16 : 0);
+		src2 = rs2 >> (opf == FMUL8x16AU_OPF ? 16 : 0);
 		for (byte = 0; byte < 4; byte++) {
 			u16 src1 = (rs1 >> (byte * 8)) & 0x00ff;
 			u32 prod = src1 * src2;
diff --git a/arch/sparc/mm/init_32.c b/arch/sparc/mm/init_32.c
index 54114ad0bdee..dc7c3b17a15f 100644
--- a/arch/sparc/mm/init_32.c
+++ b/arch/sparc/mm/init_32.c
@@ -472,7 +472,7 @@ void __init mem_init(void)
 			reservedpages++;
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, %dk reserved, %dk data, %dk init, %ldk highmem)\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       num_physpages << (PAGE_SHIFT - 10),
 	       codepages << (PAGE_SHIFT-10),
 	       reservedpages << (PAGE_SHIFT - 10),
diff --git a/arch/sparc/mm/init_64.c b/arch/sparc/mm/init_64.c
index a70a5e1904d9..1886d37d411b 100644
--- a/arch/sparc/mm/init_64.c
+++ b/arch/sparc/mm/init_64.c
@@ -265,7 +265,7 @@ static void flush_dcache(unsigned long pfn)
 	struct page *page;
 
 	page = pfn_to_page(pfn);
-	if (page && page_mapping(page)) {
+	if (page) {
 		unsigned long pg_flags;
 
 		pg_flags = page->flags;
diff --git a/arch/sparc/mm/init_64.h b/arch/sparc/mm/init_64.h
index c2f772dbd556..77d1b313e344 100644
--- a/arch/sparc/mm/init_64.h
+++ b/arch/sparc/mm/init_64.h
@@ -45,7 +45,7 @@ extern void free_initmem(void);
 #define VMEMMAP_ALIGN(x)	(((x)+VMEMMAP_CHUNK-1UL)&VMEMMAP_CHUNK_MASK)
 
 #define VMEMMAP_SIZE	((((1UL << MAX_PHYSADDR_BITS) >> PAGE_SHIFT) * \
-			  sizeof(struct page *)) >> VMEMMAP_CHUNK_SHIFT)
+			  sizeof(struct page)) >> VMEMMAP_CHUNK_SHIFT)
 extern unsigned long vmemmap_table[VMEMMAP_SIZE];
 #endif
 
diff --git a/arch/sparc/oprofile/init.c b/arch/sparc/oprofile/init.c
index f97cb8b6ee5f..f9024bccff16 100644
--- a/arch/sparc/oprofile/init.c
+++ b/arch/sparc/oprofile/init.c
@@ -11,6 +11,7 @@
 #include <linux/oprofile.h>
 #include <linux/errno.h>
 #include <linux/init.h>
+#include <linux/param.h>	/* for HZ */
  
 #ifdef CONFIG_SPARC64
 #include <linux/notifier.h>
diff --git a/arch/um/Makefile b/arch/um/Makefile
index 0728def32234..fc633dbacf84 100644
--- a/arch/um/Makefile
+++ b/arch/um/Makefile
@@ -96,11 +96,10 @@ CFLAGS_NO_HARDENING := $(call cc-option, -fno-PIC,) $(call cc-option, -fno-pic,)
 	$(call cc-option, -fno-stack-protector,) \
 	$(call cc-option, -fno-stack-protector-all,)
 
-CONFIG_KERNEL_STACK_ORDER ?= 2
-STACK_SIZE := $(shell echo $$[ 4096 * (1 << $(CONFIG_KERNEL_STACK_ORDER)) ] )
-
-CPPFLAGS_vmlinux.lds = -U$(SUBARCH) -DSTART=$(START) -DELF_ARCH=$(ELF_ARCH) \
-	-DELF_FORMAT="$(ELF_FORMAT)" -DKERNEL_STACK_SIZE=$(STACK_SIZE)
+# Options used by linker script
+export LDS_START      := $(START)
+export LDS_ELF_ARCH   := $(ELF_ARCH)
+export LDS_ELF_FORMAT := $(ELF_FORMAT)
 
 # The wrappers will select whether using "malloc" or the kernel allocator.
 LINK_WRAPS = -Wl,--wrap,malloc -Wl,--wrap,free -Wl,--wrap,calloc
diff --git a/arch/um/drivers/line.c b/arch/um/drivers/line.c
index 14a102e877d6..cf8a97f34518 100644
--- a/arch/um/drivers/line.c
+++ b/arch/um/drivers/line.c
@@ -5,6 +5,7 @@
 
 #include "linux/irqreturn.h"
 #include "linux/kd.h"
+#include "linux/sched.h"
 #include "chan_kern.h"
 #include "irq_kern.h"
 #include "irq_user.h"
diff --git a/arch/um/drivers/net_kern.c b/arch/um/drivers/net_kern.c
index f114813ae258..a74245ae3a84 100644
--- a/arch/um/drivers/net_kern.c
+++ b/arch/um/drivers/net_kern.c
@@ -533,7 +533,7 @@ static int eth_parse(char *str, int *index_out, char **str_out,
 		     char **error_out)
 {
 	char *end;
-	int n, err = -EINVAL;;
+	int n, err = -EINVAL;
 
 	n = simple_strtoul(str, &end, 0);
 	if (end == str) {
diff --git a/arch/um/drivers/port_kern.c b/arch/um/drivers/port_kern.c
index 19930081d3d8..4ebc8a34738f 100644
--- a/arch/um/drivers/port_kern.c
+++ b/arch/um/drivers/port_kern.c
@@ -7,6 +7,7 @@
 #include "linux/interrupt.h"
 #include "linux/list.h"
 #include "linux/mutex.h"
+#include "linux/workqueue.h"
 #include "asm/atomic.h"
 #include "init.h"
 #include "irq_kern.h"
diff --git a/arch/um/drivers/ubd_kern.c b/arch/um/drivers/ubd_kern.c
index 8f05d4d9da12..635d16d90a80 100644
--- a/arch/um/drivers/ubd_kern.c
+++ b/arch/um/drivers/ubd_kern.c
@@ -106,7 +106,7 @@ static int ubd_getgeo(struct block_device *bdev, struct hd_geometry *geo);
 
 #define MAX_DEV (16)
 
-static struct block_device_operations ubd_blops = {
+static const struct block_device_operations ubd_blops = {
         .owner		= THIS_MODULE,
         .open		= ubd_open,
         .release	= ubd_release,
diff --git a/arch/um/include/asm/common.lds.S b/arch/um/include/asm/common.lds.S
index 37ecc5577a9a..ac55b9efa1ce 100644
--- a/arch/um/include/asm/common.lds.S
+++ b/arch/um/include/asm/common.lds.S
@@ -16,11 +16,7 @@
 
   . = ALIGN(4096);
   .note : { *(.note.*) }
-  __ex_table : {
-	__start___ex_table = .;
-	*(__ex_table)
-	__stop___ex_table = .;
-  }
+  EXCEPTION_TABLE(0)
 
   BUG_TABLE
 
@@ -43,28 +39,17 @@
   }
 	
   .init.setup : {
-	__setup_start = .;
-	*(.init.setup)
-	__setup_end = .;
+	INIT_SETUP(0)
   }
 
-  . = ALIGN(32);
-  .data.percpu : {
-	__per_cpu_start = . ;
-	*(.data.percpu)
-	__per_cpu_end = . ;
-  }
+  PERCPU(32)
 	
   .initcall.init : {
-	__initcall_start = .;
-	INITCALLS
-	__initcall_end = .;
+	INIT_CALLS
   }
 
   .con_initcall.init : {
-	__con_initcall_start = .;
-	*(.con_initcall.init)
-	__con_initcall_end = .;
+	CON_INITCALL
   }
 
   .uml.initcall.init : {
@@ -118,8 +103,6 @@
 
    . = ALIGN(4096);
   .init.ramfs : {
-	__initramfs_start = .;
-	*(.init.ramfs)
-	__initramfs_end = .;
+	INIT_RAM_FS
   }
 
diff --git a/arch/um/include/asm/hardirq.h b/arch/um/include/asm/hardirq.h
index 313ebb8a2566..fb3c05a0cbbf 100644
--- a/arch/um/include/asm/hardirq.h
+++ b/arch/um/include/asm/hardirq.h
@@ -1,25 +1 @@
-/* (c) 2004 cw@f00f.org, GPLv2 blah blah */
-
-#ifndef __ASM_UM_HARDIRQ_H
-#define __ASM_UM_HARDIRQ_H
-
-#include <linux/threads.h>
-#include <linux/irq.h>
-
-/* NOTE: When SMP works again we might want to make this
- * ____cacheline_aligned or maybe use per_cpu state? --cw */
-typedef struct {
-	unsigned int __softirq_pending;
-} irq_cpustat_t;
-
-#include <linux/irq_cpustat.h>
-
-/* As this would be very strange for UML to get we BUG() after the
- * printk. */
-static inline void ack_bad_irq(unsigned int irq)
-{
-	printk(KERN_ERR "unexpected IRQ %02x\n", irq);
-	BUG();
-}
-
-#endif /* __ASM_UM_HARDIRQ_H */
+#include <asm-generic/hardirq.h>
diff --git a/arch/um/include/asm/mmu_context.h b/arch/um/include/asm/mmu_context.h
index 54f42e8b0105..34d813011b7a 100644
--- a/arch/um/include/asm/mmu_context.h
+++ b/arch/um/include/asm/mmu_context.h
@@ -35,8 +35,8 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 	unsigned cpu = smp_processor_id();
 
 	if(prev != next){
-		cpu_clear(cpu, prev->cpu_vm_mask);
-		cpu_set(cpu, next->cpu_vm_mask);
+		cpumask_clear_cpu(cpu, mm_cpumask(prev));
+		cpumask_set_cpu(cpu, mm_cpumask(next));
 		if(next != &init_mm)
 			__switch_mm(&next->context.id);
 	}
diff --git a/arch/um/include/shared/ptrace_user.h b/arch/um/include/shared/ptrace_user.h
index 4bce6e012889..7fd8539bc19a 100644
--- a/arch/um/include/shared/ptrace_user.h
+++ b/arch/um/include/shared/ptrace_user.h
@@ -29,7 +29,7 @@ extern int ptrace_setregs(long pid, unsigned long *regs_in);
  * recompilation. So, we use PTRACE_OLDSETOPTIONS in UML.
  * We also want to be able to build the kernel on 2.4, which doesn't
  * have PTRACE_OLDSETOPTIONS. So, if it is missing, we declare
- * PTRACE_OLDSETOPTIONS to to be the same as PTRACE_SETOPTIONS.
+ * PTRACE_OLDSETOPTIONS to be the same as PTRACE_SETOPTIONS.
  *
  * On architectures, that start to support PTRACE_O_TRACESYSGOOD on
  * linux 2.6, PTRACE_OLDSETOPTIONS never is defined, and also isn't
diff --git a/arch/um/kernel/Makefile b/arch/um/kernel/Makefile
index 388ec0a3ea9b..1119233597a1 100644
--- a/arch/um/kernel/Makefile
+++ b/arch/um/kernel/Makefile
@@ -3,6 +3,9 @@
 # Licensed under the GPL
 #
 
+CPPFLAGS_vmlinux.lds := -U$(SUBARCH) -DSTART=$(LDS_START) \
+                        -DELF_ARCH=$(LDS_ELF_ARCH)        \
+                        -DELF_FORMAT=$(LDS_ELF_FORMAT)
 extra-y := vmlinux.lds
 clean-files :=
 
diff --git a/arch/um/kernel/dyn.lds.S b/arch/um/kernel/dyn.lds.S
index 715a188c0472..7fcad58e216d 100644
--- a/arch/um/kernel/dyn.lds.S
+++ b/arch/um/kernel/dyn.lds.S
@@ -16,11 +16,7 @@ SECTIONS
   _text = .;
   _stext = .;
   __init_begin = .;
-  .init.text : {
-	_sinittext = .;
-	INIT_TEXT
-	_einittext = .;
-  }
+  INIT_TEXT_SECTION(PAGE_SIZE)
 
   . = ALIGN(PAGE_SIZE);
 
@@ -96,8 +92,7 @@ SECTIONS
   .init_array     : { *(.init_array) }
   .fini_array     : { *(.fini_array) }
   .data           : {
-    . = ALIGN(KERNEL_STACK_SIZE);		/* init_task */
-    *(.data.init_task)
+    INIT_TASK_DATA(KERNEL_STACK_SIZE)
     . = ALIGN(KERNEL_STACK_SIZE);
     *(.data.init_irqstack)
     DATA_DATA
diff --git a/arch/um/kernel/init_task.c b/arch/um/kernel/init_task.c
index b25121b537d8..8aa77b61a5ff 100644
--- a/arch/um/kernel/init_task.c
+++ b/arch/um/kernel/init_task.c
@@ -30,9 +30,8 @@ EXPORT_SYMBOL(init_task);
  * "init_task" linker map entry..
  */
 
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 union thread_union cpu0_irqstack
 	__attribute__((__section__(".data.init_irqstack"))) =
diff --git a/arch/um/kernel/irq.c b/arch/um/kernel/irq.c
index 454cdb43e351..039270b9b73b 100644
--- a/arch/um/kernel/irq.c
+++ b/arch/um/kernel/irq.c
@@ -10,6 +10,7 @@
 #include "linux/interrupt.h"
 #include "linux/kernel_stat.h"
 #include "linux/module.h"
+#include "linux/sched.h"
 #include "linux/seq_file.h"
 #include "as-layout.h"
 #include "kern_util.h"
diff --git a/arch/um/kernel/mem.c b/arch/um/kernel/mem.c
index 61d7e6138ff5..a5d5e70cf6f5 100644
--- a/arch/um/kernel/mem.c
+++ b/arch/um/kernel/mem.c
@@ -77,7 +77,7 @@ void __init mem_init(void)
 	num_physpages = totalram_pages;
 	max_pfn = totalram_pages;
 	printk(KERN_INFO "Memory: %luk available\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10));
+	       nr_free_pages() << (PAGE_SHIFT-10));
 	kmalloc_ok = 1;
 
 #ifdef CONFIG_HIGHMEM
diff --git a/arch/um/kernel/skas/mmu.c b/arch/um/kernel/skas/mmu.c
index 0cd9a7a05e77..8bfd1e905812 100644
--- a/arch/um/kernel/skas/mmu.c
+++ b/arch/um/kernel/skas/mmu.c
@@ -38,10 +38,10 @@ static int init_stub_pte(struct mm_struct *mm, unsigned long proc,
 	*pte = pte_mkread(*pte);
 	return 0;
 
- out_pmd:
-	pud_free(mm, pud);
  out_pte:
 	pmd_free(mm, pmd);
+ out_pmd:
+	pud_free(mm, pud);
  out:
 	return -ENOMEM;
 }
diff --git a/arch/um/kernel/smp.c b/arch/um/kernel/smp.c
index 98351c78bc81..106bf27e2a9a 100644
--- a/arch/um/kernel/smp.c
+++ b/arch/um/kernel/smp.c
@@ -111,7 +111,7 @@ void smp_prepare_cpus(unsigned int maxcpus)
 	int i;
 
 	for (i = 0; i < ncpus; ++i)
-		cpu_set(i, cpu_possible_map);
+		set_cpu_possible(i, true);
 
 	cpu_clear(me, cpu_online_map);
 	cpu_set(me, cpu_online_map);
diff --git a/arch/um/kernel/uml.lds.S b/arch/um/kernel/uml.lds.S
index 2ebd39765db8..e7a6cca667aa 100644
--- a/arch/um/kernel/uml.lds.S
+++ b/arch/um/kernel/uml.lds.S
@@ -22,11 +22,7 @@ SECTIONS
   _text = .;
   _stext = .;
   __init_begin = .;
-  .init.text : {
-	_sinittext = .;
-	INIT_TEXT
-	_einittext = .;
-  }
+  INIT_TEXT_SECTION(PAGE_SIZE)
   . = ALIGN(PAGE_SIZE);
 
   .text      :
@@ -52,8 +48,7 @@ SECTIONS
   init.data : { INIT_DATA }
   .data    :
   {
-    . = ALIGN(KERNEL_STACK_SIZE);		/* init_task */
-    *(.data.init_task)
+    INIT_TASK_DATA(KERNEL_STACK_SIZE)
     . = ALIGN(KERNEL_STACK_SIZE);
     *(.data.init_irqstack)
     DATA_DATA
@@ -81,19 +76,10 @@ SECTIONS
   _edata  =  .;
   PROVIDE (edata = .);
   . = ALIGN(PAGE_SIZE);
-  .sbss      :
-  {
-   __bss_start = .;
-   PROVIDE(_bss_start = .);
-   *(.sbss)
-   *(.scommon)
-  }
-  .bss       :
-  {
-   *(.dynbss)
-   *(.bss)
-   *(COMMON)
-  }
+  __bss_start = .;
+  PROVIDE(_bss_start = .);
+  SBSS(0)
+  BSS(0)
   _end = .;
   PROVIDE (end = .);
 
diff --git a/arch/um/kernel/vmlinux.lds.S b/arch/um/kernel/vmlinux.lds.S
index f8aeb448aab6..16e49bfa2b42 100644
--- a/arch/um/kernel/vmlinux.lds.S
+++ b/arch/um/kernel/vmlinux.lds.S
@@ -1,3 +1,6 @@
+
+KERNEL_STACK_SIZE = 4096 * (1 << CONFIG_KERNEL_STACK_ORDER);
+
 #ifdef CONFIG_LD_SCRIPT_STATIC
 #include "uml.lds.S"
 #else
diff --git a/arch/um/os-Linux/helper.c b/arch/um/os-Linux/helper.c
index 30860b89ec58..b6b1096152aa 100644
--- a/arch/um/os-Linux/helper.c
+++ b/arch/um/os-Linux/helper.c
@@ -15,7 +15,6 @@
 #include "os.h"
 #include "um_malloc.h"
 #include "user.h"
-#include <linux/limits.h>
 
 struct helper_data {
 	void (*pre_exec)(void*);
diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig
index 51c59015b280..72ace9515a07 100644
--- a/arch/x86/Kconfig
+++ b/arch/x86/Kconfig
@@ -24,7 +24,7 @@ config X86
 	select HAVE_UNSTABLE_SCHED_CLOCK
 	select HAVE_IDE
 	select HAVE_OPROFILE
-	select HAVE_PERF_COUNTERS if (!M386 && !M486)
+	select HAVE_PERF_EVENTS if (!M386 && !M486)
 	select HAVE_IOREMAP_PROT
 	select HAVE_KPROBES
 	select ARCH_WANT_OPTIONAL_GPIOLIB
@@ -86,10 +86,6 @@ config STACKTRACE_SUPPORT
 config HAVE_LATENCYTOP_SUPPORT
 	def_bool y
 
-config FAST_CMPXCHG_LOCAL
-	bool
-	default y
-
 config MMU
 	def_bool y
 
@@ -432,6 +428,17 @@ config X86_NUMAQ
 	  of Flat Logical.  You will need a new lynxer.elf file to flash your
 	  firmware with - send email to <Martin.Bligh@us.ibm.com>.
 
+config X86_SUPPORTS_MEMORY_FAILURE
+	bool
+	# MCE code calls memory_failure():
+	depends on X86_MCE
+	# On 32-bit this adds too big of NODES_SHIFT and we run out of page flags:
+	depends on !X86_NUMAQ
+	# On 32-bit SPARSEMEM adds too big of SECTIONS_WIDTH:
+	depends on X86_64 || !SPARSEMEM
+	select ARCH_SUPPORTS_MEMORY_FAILURE
+	default y
+
 config X86_VISWS
 	bool "SGI 320/540 (Visual Workstation)"
 	depends on X86_32 && PCI && X86_MPPARSE && PCI_GODIRECT
@@ -484,7 +491,7 @@ if PARAVIRT_GUEST
 source "arch/x86/xen/Kconfig"
 
 config VMI
-	bool "VMI Guest support"
+	bool "VMI Guest support (DEPRECATED)"
 	select PARAVIRT
 	depends on X86_32
 	---help---
@@ -493,6 +500,15 @@ config VMI
 	  at the moment), by linking the kernel to a GPL-ed ROM module
 	  provided by the hypervisor.
 
+	  As of September 2009, VMware has started a phased retirement
+	  of this feature from VMware's products. Please see
+	  feature-removal-schedule.txt for details.  If you are
+	  planning to enable this option, please note that you cannot
+	  live migrate a VMI enabled VM to a future VMware product,
+	  which doesn't support VMI. So if you expect your kernel to
+	  seamlessly migrate to newer VMware products, keep this
+	  disabled.
+
 config KVM_CLOCK
 	bool "KVM paravirtualized clock"
 	select PARAVIRT
@@ -1204,6 +1220,10 @@ config ARCH_DISCONTIGMEM_DEFAULT
 	def_bool y
 	depends on NUMA && X86_32
 
+config ARCH_PROC_KCORE_TEXT
+	def_bool y
+	depends on X86_64 && PROC_KCORE
+
 config ARCH_SPARSEMEM_DEFAULT
 	def_bool y
 	depends on X86_64
@@ -1423,12 +1443,8 @@ config SECCOMP
 
 	  If unsure, say Y. Only embedded should say N here.
 
-config CC_STACKPROTECTOR_ALL
-	bool
-
 config CC_STACKPROTECTOR
 	bool "Enable -fstack-protector buffer overflow detection (EXPERIMENTAL)"
-	select CC_STACKPROTECTOR_ALL
 	---help---
 	  This option turns on the -fstack-protector GCC feature. This
 	  feature puts, at the beginning of functions, a canary value on
@@ -1662,6 +1678,8 @@ source "kernel/power/Kconfig"
 
 source "drivers/acpi/Kconfig"
 
+source "drivers/sfi/Kconfig"
+
 config X86_APM_BOOT
 	bool
 	default y
@@ -1857,7 +1875,7 @@ config PCI_DIRECT
 
 config PCI_MMCONFIG
 	def_bool y
-	depends on X86_32 && PCI && ACPI && (PCI_GOMMCONFIG || PCI_GOANY)
+	depends on X86_32 && PCI && (ACPI || SFI) && (PCI_GOMMCONFIG || PCI_GOANY)
 
 config PCI_OLPC
 	def_bool y
@@ -1895,7 +1913,7 @@ config DMAR_DEFAULT_ON
 config DMAR_BROKEN_GFX_WA
 	def_bool n
 	prompt "Workaround broken graphics drivers (going away soon)"
-	depends on DMAR
+	depends on DMAR && BROKEN
 	---help---
 	  Current Graphics drivers tend to use physical address
 	  for DMA and avoid using DMA APIs. Setting this config
diff --git a/arch/x86/Kconfig.cpu b/arch/x86/Kconfig.cpu
index 527519b8a9f9..2649840d888f 100644
--- a/arch/x86/Kconfig.cpu
+++ b/arch/x86/Kconfig.cpu
@@ -400,7 +400,7 @@ config X86_TSC
 
 config X86_CMPXCHG64
 	def_bool y
-	depends on X86_PAE || X86_64
+	depends on !M386 && !M486
 
 # this should be set for all -march=.. options where the compiler
 # generates cmov.
@@ -412,6 +412,7 @@ config X86_MINIMUM_CPU_FAMILY
 	int
 	default "64" if X86_64
 	default "6" if X86_32 && X86_P6_NOP
+	default "5" if X86_32 && X86_CMPXCHG64
 	default "4" if X86_32 && (X86_XADD || X86_CMPXCHG || X86_BSWAP || X86_WP_WORKS_OK)
 	default "3"
 
diff --git a/arch/x86/Makefile b/arch/x86/Makefile
index 7983c420eaf2..d2d24c9ee64d 100644
--- a/arch/x86/Makefile
+++ b/arch/x86/Makefile
@@ -76,7 +76,6 @@ ifdef CONFIG_CC_STACKPROTECTOR
 	cc_has_sp := $(srctree)/scripts/gcc-x86_$(BITS)-has-stack-protector.sh
         ifeq ($(shell $(CONFIG_SHELL) $(cc_has_sp) $(CC) $(biarch)),y)
                 stackp-y := -fstack-protector
-                stackp-$(CONFIG_CC_STACKPROTECTOR_ALL) += -fstack-protector-all
                 KBUILD_CFLAGS += $(stackp-y)
         else
                 $(warning stack protector enabled but no compiler support)
@@ -179,8 +178,8 @@ archclean:
 define archhelp
   echo  '* bzImage      - Compressed kernel image (arch/x86/boot/bzImage)'
   echo  '  install      - Install kernel using'
-  echo  '                  (your) ~/bin/installkernel or'
-  echo  '                  (distribution) /sbin/installkernel or'
+  echo  '                  (your) ~/bin/$(INSTALLKERNEL) or'
+  echo  '                  (distribution) /sbin/$(INSTALLKERNEL) or'
   echo  '                  install to $$(INSTALL_PATH) and run lilo'
   echo  '  fdimage      - Create 1.4MB boot floppy image (arch/x86/boot/fdimage)'
   echo  '  fdimage144   - Create 1.4MB boot floppy image (arch/x86/boot/fdimage)'
diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S
index 75e4f001e706..f543b70ffae2 100644
--- a/arch/x86/boot/compressed/head_32.S
+++ b/arch/x86/boot/compressed/head_32.S
@@ -23,13 +23,14 @@
  */
 	.text
 
+#include <linux/init.h>
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/page_types.h>
 #include <asm/boot.h>
 #include <asm/asm-offsets.h>
 
-	.section ".text.head","ax",@progbits
+	__HEAD
 ENTRY(startup_32)
 	cld
 	/*
diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S
index f62c284db9eb..077e1b69198e 100644
--- a/arch/x86/boot/compressed/head_64.S
+++ b/arch/x86/boot/compressed/head_64.S
@@ -24,6 +24,7 @@
 	.code32
 	.text
 
+#include <linux/init.h>
 #include <linux/linkage.h>
 #include <asm/segment.h>
 #include <asm/pgtable_types.h>
@@ -33,7 +34,7 @@
 #include <asm/processor-flags.h>
 #include <asm/asm-offsets.h>
 
-	.section ".text.head"
+	__HEAD
 	.code32
 ENTRY(startup_32)
 	cld
diff --git a/arch/x86/boot/compressed/vmlinux.lds.S b/arch/x86/boot/compressed/vmlinux.lds.S
index cc353e1b3ffd..f4193bb48782 100644
--- a/arch/x86/boot/compressed/vmlinux.lds.S
+++ b/arch/x86/boot/compressed/vmlinux.lds.S
@@ -1,3 +1,5 @@
+#include <asm-generic/vmlinux.lds.h>
+
 OUTPUT_FORMAT(CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT, CONFIG_OUTPUT_FORMAT)
 
 #undef i386
@@ -18,9 +20,9 @@ SECTIONS
 	 * address 0.
 	 */
 	. = 0;
-	.text.head : {
+	.head.text : {
 		_head = . ;
-		*(.text.head)
+		HEAD_TEXT
 		_ehead = . ;
 	}
 	.rodata.compressed : {
diff --git a/arch/x86/boot/install.sh b/arch/x86/boot/install.sh
index 8d60ee15dfd9..d13ec1c38640 100644
--- a/arch/x86/boot/install.sh
+++ b/arch/x86/boot/install.sh
@@ -33,8 +33,8 @@ verify "$3"
 
 # User may have a custom install script
 
-if [ -x ~/bin/${CROSS_COMPILE}installkernel ]; then exec ~/bin/${CROSS_COMPILE}installkernel "$@"; fi
-if [ -x /sbin/${CROSS_COMPILE}installkernel ]; then exec /sbin/${CROSS_COMPILE}installkernel "$@"; fi
+if [ -x ~/bin/${INSTALLKERNEL} ]; then exec ~/bin/${INSTALLKERNEL} "$@"; fi
+if [ -x /sbin/${INSTALLKERNEL} ]; then exec /sbin/${INSTALLKERNEL} "$@"; fi
 
 # Default install - same as make zlilo
 
diff --git a/arch/x86/boot/setup.ld b/arch/x86/boot/setup.ld
index 0f6ec455a2b1..03c0683636b6 100644
--- a/arch/x86/boot/setup.ld
+++ b/arch/x86/boot/setup.ld
@@ -53,6 +53,9 @@ SECTIONS
 
 	/DISCARD/ : { *(.note*) }
 
+	/*
+	 * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility:
+	 */
 	. = ASSERT(_end <= 0x8000, "Setup too big!");
 	. = ASSERT(hdr == 0x1f1, "The setup header has the wrong offset!");
 	/* Necessary for the very-old-loader check to work... */
diff --git a/arch/x86/crypto/aesni-intel_glue.c b/arch/x86/crypto/aesni-intel_glue.c
index 585edebe12cf..49c552c060e9 100644
--- a/arch/x86/crypto/aesni-intel_glue.c
+++ b/arch/x86/crypto/aesni-intel_glue.c
@@ -82,7 +82,7 @@ static int aes_set_key_common(struct crypto_tfm *tfm, void *raw_ctx,
 		return -EINVAL;
 	}
 
-	if (irq_fpu_usable())
+	if (!irq_fpu_usable())
 		err = crypto_aes_expand_key(ctx, in_key, key_len);
 	else {
 		kernel_fpu_begin();
@@ -103,7 +103,7 @@ static void aes_encrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 {
 	struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm));
 
-	if (irq_fpu_usable())
+	if (!irq_fpu_usable())
 		crypto_aes_encrypt_x86(ctx, dst, src);
 	else {
 		kernel_fpu_begin();
@@ -116,7 +116,7 @@ static void aes_decrypt(struct crypto_tfm *tfm, u8 *dst, const u8 *src)
 {
 	struct crypto_aes_ctx *ctx = aes_ctx(crypto_tfm_ctx(tfm));
 
-	if (irq_fpu_usable())
+	if (!irq_fpu_usable())
 		crypto_aes_decrypt_x86(ctx, dst, src);
 	else {
 		kernel_fpu_begin();
@@ -342,7 +342,7 @@ static int ablk_encrypt(struct ablkcipher_request *req)
 	struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
 	struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm);
 
-	if (irq_fpu_usable()) {
+	if (!irq_fpu_usable()) {
 		struct ablkcipher_request *cryptd_req =
 			ablkcipher_request_ctx(req);
 		memcpy(cryptd_req, req, sizeof(*req));
@@ -363,7 +363,7 @@ static int ablk_decrypt(struct ablkcipher_request *req)
 	struct crypto_ablkcipher *tfm = crypto_ablkcipher_reqtfm(req);
 	struct async_aes_ctx *ctx = crypto_ablkcipher_ctx(tfm);
 
-	if (irq_fpu_usable()) {
+	if (!irq_fpu_usable()) {
 		struct ablkcipher_request *cryptd_req =
 			ablkcipher_request_ctx(req);
 		memcpy(cryptd_req, req, sizeof(*req));
diff --git a/arch/x86/ia32/ia32entry.S b/arch/x86/ia32/ia32entry.S
index ba331bfd1112..581b0568fe19 100644
--- a/arch/x86/ia32/ia32entry.S
+++ b/arch/x86/ia32/ia32entry.S
@@ -21,8 +21,8 @@
 #define __AUDIT_ARCH_LE	   0x40000000
 
 #ifndef CONFIG_AUDITSYSCALL
-#define sysexit_audit int_ret_from_sys_call
-#define sysretl_audit int_ret_from_sys_call
+#define sysexit_audit ia32_ret_from_sys_call
+#define sysretl_audit ia32_ret_from_sys_call
 #endif
 
 #define IA32_NR_syscalls ((ia32_syscall_end - ia32_sys_call_table)/8)
@@ -39,12 +39,12 @@
 	.endm 
 
 	/* clobbers %eax */	
-	.macro  CLEAR_RREGS _r9=rax
+	.macro  CLEAR_RREGS offset=0, _r9=rax
 	xorl 	%eax,%eax
-	movq	%rax,R11(%rsp)
-	movq	%rax,R10(%rsp)
-	movq	%\_r9,R9(%rsp)
-	movq	%rax,R8(%rsp)
+	movq	%rax,\offset+R11(%rsp)
+	movq	%rax,\offset+R10(%rsp)
+	movq	%\_r9,\offset+R9(%rsp)
+	movq	%rax,\offset+R8(%rsp)
 	.endm
 
 	/*
@@ -172,6 +172,10 @@ sysexit_from_sys_call:
 	movl	RIP-R11(%rsp),%edx		/* User %eip */
 	CFI_REGISTER rip,rdx
 	RESTORE_ARGS 1,24,1,1,1,1
+	xorq	%r8,%r8
+	xorq	%r9,%r9
+	xorq	%r10,%r10
+	xorq	%r11,%r11
 	popfq
 	CFI_ADJUST_CFA_OFFSET -8
 	/*CFI_RESTORE rflags*/
@@ -200,9 +204,9 @@ sysexit_from_sys_call:
 	movl RDI-ARGOFFSET(%rsp),%r8d	/* reload 5th syscall arg */
 	.endm
 
-	.macro auditsys_exit exit,ebpsave=RBP
+	.macro auditsys_exit exit
 	testl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),TI_flags(%r10)
-	jnz int_ret_from_sys_call
+	jnz ia32_ret_from_sys_call
 	TRACE_IRQS_ON
 	sti
 	movl %eax,%esi		/* second arg, syscall return value */
@@ -213,13 +217,13 @@ sysexit_from_sys_call:
 	call audit_syscall_exit
 	GET_THREAD_INFO(%r10)
 	movl RAX-ARGOFFSET(%rsp),%eax	/* reload syscall return value */
-	movl \ebpsave-ARGOFFSET(%rsp),%ebp /* reload user register value */
 	movl $(_TIF_ALLWORK_MASK & ~_TIF_SYSCALL_AUDIT),%edi
 	cli
 	TRACE_IRQS_OFF
 	testl %edi,TI_flags(%r10)
-	jnz int_with_check
-	jmp \exit
+	jz \exit
+	CLEAR_RREGS -ARGOFFSET
+	jmp int_with_check
 	.endm
 
 sysenter_auditsys:
@@ -329,6 +333,9 @@ sysretl_from_sys_call:
 	CFI_REGISTER rip,rcx
 	movl EFLAGS-ARGOFFSET(%rsp),%r11d	
 	/*CFI_REGISTER rflags,r11*/
+	xorq	%r10,%r10
+	xorq	%r9,%r9
+	xorq	%r8,%r8
 	TRACE_IRQS_ON
 	movl RSP-ARGOFFSET(%rsp),%esp
 	CFI_RESTORE rsp
@@ -343,7 +350,7 @@ cstar_auditsys:
 	jmp cstar_dispatch
 
 sysretl_audit:
-	auditsys_exit sysretl_from_sys_call, RCX /* user %ebp in RCX slot */
+	auditsys_exit sysretl_from_sys_call
 #endif
 
 cstar_tracesys:
@@ -353,7 +360,7 @@ cstar_tracesys:
 #endif
 	xchgl %r9d,%ebp
 	SAVE_REST
-	CLEAR_RREGS r9
+	CLEAR_RREGS 0, r9
 	movq $-ENOSYS,RAX(%rsp)	/* ptrace can change this for a bad syscall */
 	movq %rsp,%rdi        /* &pt_regs -> arg1 */
 	call syscall_trace_enter
@@ -425,6 +432,8 @@ ia32_do_call:
 	call *ia32_sys_call_table(,%rax,8) # xxx: rip relative
 ia32_sysret:
 	movq %rax,RAX-ARGOFFSET(%rsp)
+ia32_ret_from_sys_call:
+	CLEAR_RREGS -ARGOFFSET
 	jmp int_ret_from_sys_call 
 
 ia32_tracesys:			 
@@ -442,8 +451,8 @@ END(ia32_syscall)
 
 ia32_badsys:
 	movq $0,ORIG_RAX-ARGOFFSET(%rsp)
-	movq $-ENOSYS,RAX-ARGOFFSET(%rsp)
-	jmp int_ret_from_sys_call
+	movq $-ENOSYS,%rax
+	jmp ia32_sysret
 
 quiet_ni_syscall:
 	movq $-ENOSYS,%rax
@@ -831,5 +840,5 @@ ia32_sys_call_table:
 	.quad compat_sys_preadv
 	.quad compat_sys_pwritev
 	.quad compat_sys_rt_tgsigqueueinfo	/* 335 */
-	.quad sys_perf_counter_open
+	.quad sys_perf_event_open
 ia32_syscall_end:
diff --git a/arch/x86/include/asm/acpi.h b/arch/x86/include/asm/acpi.h
index 20d1465a2ab0..4518dc500903 100644
--- a/arch/x86/include/asm/acpi.h
+++ b/arch/x86/include/asm/acpi.h
@@ -144,7 +144,6 @@ static inline unsigned int acpi_processor_cstate_check(unsigned int max_cstate)
 
 #else /* !CONFIG_ACPI */
 
-#define acpi_disabled 1
 #define acpi_lapic 0
 #define acpi_ioapic 0
 static inline void acpi_noirq_set(void) { }
diff --git a/arch/x86/include/asm/amd_iommu.h b/arch/x86/include/asm/amd_iommu.h
index ac95995b7bad..4b180897e6b5 100644
--- a/arch/x86/include/asm/amd_iommu.h
+++ b/arch/x86/include/asm/amd_iommu.h
@@ -31,6 +31,7 @@ extern irqreturn_t amd_iommu_int_handler(int irq, void *data);
 extern void amd_iommu_flush_all_domains(void);
 extern void amd_iommu_flush_all_devices(void);
 extern void amd_iommu_shutdown(void);
+extern void amd_iommu_apply_erratum_63(u16 devid);
 #else
 static inline int amd_iommu_init(void) { return -ENODEV; }
 static inline void amd_iommu_detect(void) { }
diff --git a/arch/x86/include/asm/apic.h b/arch/x86/include/asm/apic.h
index c6d21b18806c..474d80d3e6cc 100644
--- a/arch/x86/include/asm/apic.h
+++ b/arch/x86/include/asm/apic.h
@@ -66,6 +66,19 @@ static inline void default_inquire_remote_apic(int apicid)
 }
 
 /*
+ * With 82489DX we can't rely on apic feature bit
+ * retrieved via cpuid but still have to deal with
+ * such an apic chip so we assume that SMP configuration
+ * is found from MP table (64bit case uses ACPI mostly
+ * which set smp presence flag as well so we are safe
+ * to use this helper too).
+ */
+static inline bool apic_from_smp_config(void)
+{
+	return smp_found_config && !disable_apic;
+}
+
+/*
  * Basic functions accessing APICs.
  */
 #ifdef CONFIG_PARAVIRT
diff --git a/arch/x86/include/asm/cache.h b/arch/x86/include/asm/cache.h
index 5d367caa0e36..549860d3be8f 100644
--- a/arch/x86/include/asm/cache.h
+++ b/arch/x86/include/asm/cache.h
@@ -1,6 +1,8 @@
 #ifndef _ASM_X86_CACHE_H
 #define _ASM_X86_CACHE_H
 
+#include <linux/linkage.h>
+
 /* L1 cache line size */
 #define L1_CACHE_SHIFT	(CONFIG_X86_L1_CACHE_SHIFT)
 #define L1_CACHE_BYTES	(1 << L1_CACHE_SHIFT)
@@ -13,7 +15,7 @@
 #ifdef CONFIG_SMP
 #define __cacheline_aligned_in_smp					\
 	__attribute__((__aligned__(1 << (INTERNODE_CACHE_SHIFT))))	\
-	__attribute__((__section__(".data.page_aligned")))
+	__page_aligned_data
 #endif
 #endif
 
diff --git a/arch/x86/include/asm/checksum_32.h b/arch/x86/include/asm/checksum_32.h
index 7c5ef8b14d92..46fc474fd819 100644
--- a/arch/x86/include/asm/checksum_32.h
+++ b/arch/x86/include/asm/checksum_32.h
@@ -161,7 +161,8 @@ static inline __sum16 csum_ipv6_magic(const struct in6_addr *saddr,
 	    "adcl $0, %0	;\n"
 	    : "=&r" (sum)
 	    : "r" (saddr), "r" (daddr),
-	      "r" (htonl(len)), "r" (htonl(proto)), "0" (sum));
+	      "r" (htonl(len)), "r" (htonl(proto)), "0" (sum)
+	    : "memory");
 
 	return csum_fold(sum);
 }
diff --git a/arch/x86/include/asm/cmpxchg_32.h b/arch/x86/include/asm/cmpxchg_32.h
index 82ceb788a981..ee1931be6593 100644
--- a/arch/x86/include/asm/cmpxchg_32.h
+++ b/arch/x86/include/asm/cmpxchg_32.h
@@ -312,19 +312,23 @@ static inline unsigned long cmpxchg_386(volatile void *ptr, unsigned long old,
 
 extern unsigned long long cmpxchg_486_u64(volatile void *, u64, u64);
 
-#define cmpxchg64(ptr, o, n)						\
-({									\
-	__typeof__(*(ptr)) __ret;					\
-	if (likely(boot_cpu_data.x86 > 4))				\
-		__ret = (__typeof__(*(ptr)))__cmpxchg64((ptr),		\
-				(unsigned long long)(o),		\
-				(unsigned long long)(n));		\
-	else								\
-		__ret = (__typeof__(*(ptr)))cmpxchg_486_u64((ptr),	\
-				(unsigned long long)(o),		\
-				(unsigned long long)(n));		\
-	__ret;								\
-})
+#define cmpxchg64(ptr, o, n)					\
+({								\
+	__typeof__(*(ptr)) __ret;				\
+	__typeof__(*(ptr)) __old = (o);				\
+	__typeof__(*(ptr)) __new = (n);				\
+	alternative_io("call cmpxchg8b_emu",			\
+			"lock; cmpxchg8b (%%esi)" ,		\
+		       X86_FEATURE_CX8,				\
+		       "=A" (__ret),				\
+		       "S" ((ptr)), "0" (__old),		\
+		       "b" ((unsigned int)__new),		\
+		       "c" ((unsigned int)(__new>>32))		\
+		       : "memory");				\
+	__ret; })
+
+
+
 #define cmpxchg64_local(ptr, o, n)					\
 ({									\
 	__typeof__(*(ptr)) __ret;					\
diff --git a/arch/x86/include/asm/desc.h b/arch/x86/include/asm/desc.h
index e8de2f6f5ca5..617bd56b3070 100644
--- a/arch/x86/include/asm/desc.h
+++ b/arch/x86/include/asm/desc.h
@@ -288,7 +288,7 @@ static inline void load_LDT(mm_context_t *pc)
 
 static inline unsigned long get_desc_base(const struct desc_struct *desc)
 {
-	return desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24);
+	return (unsigned)(desc->base0 | ((desc->base1) << 16) | ((desc->base2) << 24));
 }
 
 static inline void set_desc_base(struct desc_struct *desc, unsigned long base)
diff --git a/arch/x86/include/asm/dma-mapping.h b/arch/x86/include/asm/dma-mapping.h
index 0ee770d23d0e..6a25d5d42836 100644
--- a/arch/x86/include/asm/dma-mapping.h
+++ b/arch/x86/include/asm/dma-mapping.h
@@ -14,6 +14,12 @@
 #include <asm/swiotlb.h>
 #include <asm-generic/dma-coherent.h>
 
+#ifdef CONFIG_ISA
+# define ISA_DMA_BIT_MASK DMA_BIT_MASK(24)
+#else
+# define ISA_DMA_BIT_MASK DMA_BIT_MASK(32)
+#endif
+
 extern dma_addr_t bad_dma_address;
 extern int iommu_merge;
 extern struct device x86_dma_fallback_dev;
@@ -124,10 +130,8 @@ dma_alloc_coherent(struct device *dev, size_t size, dma_addr_t *dma_handle,
 	if (dma_alloc_from_coherent(dev, size, dma_handle, &memory))
 		return memory;
 
-	if (!dev) {
+	if (!dev)
 		dev = &x86_dma_fallback_dev;
-		gfp |= GFP_DMA;
-	}
 
 	if (!is_device_dma_capable(dev))
 		return NULL;
diff --git a/arch/x86/include/asm/entry_arch.h b/arch/x86/include/asm/entry_arch.h
index 5e3f2044f0d3..f5693c81a1db 100644
--- a/arch/x86/include/asm/entry_arch.h
+++ b/arch/x86/include/asm/entry_arch.h
@@ -49,7 +49,7 @@ BUILD_INTERRUPT(apic_timer_interrupt,LOCAL_TIMER_VECTOR)
 BUILD_INTERRUPT(error_interrupt,ERROR_APIC_VECTOR)
 BUILD_INTERRUPT(spurious_interrupt,SPURIOUS_APIC_VECTOR)
 
-#ifdef CONFIG_PERF_COUNTERS
+#ifdef CONFIG_PERF_EVENTS
 BUILD_INTERRUPT(perf_pending_interrupt, LOCAL_PENDING_VECTOR)
 #endif
 
diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h
index 3be000435fad..d83892226f73 100644
--- a/arch/x86/include/asm/kvm_host.h
+++ b/arch/x86/include/asm/kvm_host.h
@@ -796,6 +796,7 @@ asmlinkage void kvm_handle_fault_on_reboot(void);
 #define KVM_ARCH_WANT_MMU_NOTIFIER
 int kvm_unmap_hva(struct kvm *kvm, unsigned long hva);
 int kvm_age_hva(struct kvm *kvm, unsigned long hva);
+void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte);
 int cpuid_maxphyaddr(struct kvm_vcpu *vcpu);
 int kvm_cpu_has_interrupt(struct kvm_vcpu *vcpu);
 int kvm_arch_interrupt_allowed(struct kvm_vcpu *vcpu);
diff --git a/arch/x86/include/asm/mce.h b/arch/x86/include/asm/mce.h
index b608a64c5814..f1363b72364f 100644
--- a/arch/x86/include/asm/mce.h
+++ b/arch/x86/include/asm/mce.h
@@ -133,6 +133,8 @@ static inline void winchip_mcheck_init(struct cpuinfo_x86 *c) {}
 static inline void enable_p5_mce(void) {}
 #endif
 
+extern void (*x86_mce_decode_callback)(struct mce *m);
+
 void mce_setup(struct mce *m);
 void mce_log(struct mce *m);
 DECLARE_PER_CPU(struct sys_device, mce_dev);
diff --git a/arch/x86/include/asm/mmu_context.h b/arch/x86/include/asm/mmu_context.h
index f923203dc39a..4a2d4e0c18d9 100644
--- a/arch/x86/include/asm/mmu_context.h
+++ b/arch/x86/include/asm/mmu_context.h
@@ -37,12 +37,12 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 
 	if (likely(prev != next)) {
 		/* stop flush ipis for the previous mm */
-		cpu_clear(cpu, prev->cpu_vm_mask);
+		cpumask_clear_cpu(cpu, mm_cpumask(prev));
 #ifdef CONFIG_SMP
 		percpu_write(cpu_tlbstate.state, TLBSTATE_OK);
 		percpu_write(cpu_tlbstate.active_mm, next);
 #endif
-		cpu_set(cpu, next->cpu_vm_mask);
+		cpumask_set_cpu(cpu, mm_cpumask(next));
 
 		/* Re-load page tables */
 		load_cr3(next->pgd);
@@ -58,7 +58,7 @@ static inline void switch_mm(struct mm_struct *prev, struct mm_struct *next,
 		percpu_write(cpu_tlbstate.state, TLBSTATE_OK);
 		BUG_ON(percpu_read(cpu_tlbstate.active_mm) != next);
 
-		if (!cpu_test_and_set(cpu, next->cpu_vm_mask)) {
+		if (!cpumask_test_and_set_cpu(cpu, mm_cpumask(next))) {
 			/* We were in lazy tlb mode and leave_mm disabled
 			 * tlb flush IPI delivery. We must reload CR3
 			 * to make sure to use no freed page tables.
diff --git a/arch/x86/include/asm/nmi.h b/arch/x86/include/asm/nmi.h
index e63cf7d441e1..139d4c1a33a7 100644
--- a/arch/x86/include/asm/nmi.h
+++ b/arch/x86/include/asm/nmi.h
@@ -40,8 +40,7 @@ extern unsigned int nmi_watchdog;
 #define NMI_INVALID	3
 
 struct ctl_table;
-struct file;
-extern int proc_nmi_enabled(struct ctl_table *, int , struct file *,
+extern int proc_nmi_enabled(struct ctl_table *, int ,
 			void __user *, size_t *, loff_t *);
 extern int unknown_nmi_panic;
 
diff --git a/arch/x86/include/asm/paravirt.h b/arch/x86/include/asm/paravirt.h
index 8aebcc41041d..efb38994859c 100644
--- a/arch/x86/include/asm/paravirt.h
+++ b/arch/x86/include/asm/paravirt.h
@@ -840,42 +840,22 @@ static __always_inline void __raw_spin_unlock(struct raw_spinlock *lock)
 
 static inline unsigned long __raw_local_save_flags(void)
 {
-	unsigned long f;
-
-	asm volatile(paravirt_alt(PARAVIRT_CALL)
-		     : "=a"(f)
-		     : paravirt_type(pv_irq_ops.save_fl),
-		       paravirt_clobber(CLBR_EAX)
-		     : "memory", "cc");
-	return f;
+	return PVOP_CALLEE0(unsigned long, pv_irq_ops.save_fl);
 }
 
 static inline void raw_local_irq_restore(unsigned long f)
 {
-	asm volatile(paravirt_alt(PARAVIRT_CALL)
-		     : "=a"(f)
-		     : PV_FLAGS_ARG(f),
-		       paravirt_type(pv_irq_ops.restore_fl),
-		       paravirt_clobber(CLBR_EAX)
-		     : "memory", "cc");
+	PVOP_VCALLEE1(pv_irq_ops.restore_fl, f);
 }
 
 static inline void raw_local_irq_disable(void)
 {
-	asm volatile(paravirt_alt(PARAVIRT_CALL)
-		     :
-		     : paravirt_type(pv_irq_ops.irq_disable),
-		       paravirt_clobber(CLBR_EAX)
-		     : "memory", "eax", "cc");
+	PVOP_VCALLEE0(pv_irq_ops.irq_disable);
 }
 
 static inline void raw_local_irq_enable(void)
 {
-	asm volatile(paravirt_alt(PARAVIRT_CALL)
-		     :
-		     : paravirt_type(pv_irq_ops.irq_enable),
-		       paravirt_clobber(CLBR_EAX)
-		     : "memory", "eax", "cc");
+	PVOP_VCALLEE0(pv_irq_ops.irq_enable);
 }
 
 static inline unsigned long __raw_local_irq_save(void)
diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h
index dd0f5b32489d..9357473c8da0 100644
--- a/arch/x86/include/asm/paravirt_types.h
+++ b/arch/x86/include/asm/paravirt_types.h
@@ -494,10 +494,11 @@ int paravirt_disable_iospace(void);
 #define EXTRA_CLOBBERS
 #define VEXTRA_CLOBBERS
 #else  /* CONFIG_X86_64 */
+/* [re]ax isn't an arg, but the return val */
 #define PVOP_VCALL_ARGS					\
 	unsigned long __edi = __edi, __esi = __esi,	\
-		__edx = __edx, __ecx = __ecx
-#define PVOP_CALL_ARGS		PVOP_VCALL_ARGS, __eax
+		__edx = __edx, __ecx = __ecx, __eax = __eax
+#define PVOP_CALL_ARGS		PVOP_VCALL_ARGS
 
 #define PVOP_CALL_ARG1(x)		"D" ((unsigned long)(x))
 #define PVOP_CALL_ARG2(x)		"S" ((unsigned long)(x))
@@ -509,6 +510,7 @@ int paravirt_disable_iospace(void);
 				"=c" (__ecx)
 #define PVOP_CALL_CLOBBERS	PVOP_VCALL_CLOBBERS, "=a" (__eax)
 
+/* void functions are still allowed [re]ax for scratch */
 #define PVOP_VCALLEE_CLOBBERS	"=a" (__eax)
 #define PVOP_CALLEE_CLOBBERS	PVOP_VCALLEE_CLOBBERS
 
@@ -583,8 +585,8 @@ int paravirt_disable_iospace(void);
 		       VEXTRA_CLOBBERS,					\
 		       pre, post, ##__VA_ARGS__)
 
-#define __PVOP_VCALLEESAVE(rettype, op, pre, post, ...)			\
-	____PVOP_CALL(rettype, op.func, CLBR_RET_REG,			\
+#define __PVOP_VCALLEESAVE(op, pre, post, ...)				\
+	____PVOP_VCALL(op.func, CLBR_RET_REG,				\
 		      PVOP_VCALLEE_CLOBBERS, ,				\
 		      pre, post, ##__VA_ARGS__)
 
diff --git a/arch/x86/include/asm/pci.h b/arch/x86/include/asm/pci.h
index f76a162c082c..ada8c201d513 100644
--- a/arch/x86/include/asm/pci.h
+++ b/arch/x86/include/asm/pci.h
@@ -143,7 +143,11 @@ static inline int __pcibus_to_node(const struct pci_bus *bus)
 static inline const struct cpumask *
 cpumask_of_pcibus(const struct pci_bus *bus)
 {
-	return cpumask_of_node(__pcibus_to_node(bus));
+	int node;
+
+	node = __pcibus_to_node(bus);
+	return (node == -1) ? cpu_online_mask :
+			      cpumask_of_node(node);
 }
 #endif
 
diff --git a/arch/x86/include/asm/perf_counter.h b/arch/x86/include/asm/perf_event.h
index e7b7c938ae27..ad7ce3fd5065 100644
--- a/arch/x86/include/asm/perf_counter.h
+++ b/arch/x86/include/asm/perf_event.h
@@ -1,8 +1,8 @@
-#ifndef _ASM_X86_PERF_COUNTER_H
-#define _ASM_X86_PERF_COUNTER_H
+#ifndef _ASM_X86_PERF_EVENT_H
+#define _ASM_X86_PERF_EVENT_H
 
 /*
- * Performance counter hw details:
+ * Performance event hw details:
  */
 
 #define X86_PMC_MAX_GENERIC					8
@@ -43,7 +43,7 @@
 union cpuid10_eax {
 	struct {
 		unsigned int version_id:8;
-		unsigned int num_counters:8;
+		unsigned int num_events:8;
 		unsigned int bit_width:8;
 		unsigned int mask_length:8;
 	} split;
@@ -52,7 +52,7 @@ union cpuid10_eax {
 
 union cpuid10_edx {
 	struct {
-		unsigned int num_counters_fixed:4;
+		unsigned int num_events_fixed:4;
 		unsigned int reserved:28;
 	} split;
 	unsigned int full;
@@ -60,7 +60,7 @@ union cpuid10_edx {
 
 
 /*
- * Fixed-purpose performance counters:
+ * Fixed-purpose performance events:
  */
 
 /*
@@ -87,22 +87,22 @@ union cpuid10_edx {
 /*
  * We model BTS tracing as another fixed-mode PMC.
  *
- * We choose a value in the middle of the fixed counter range, since lower
- * values are used by actual fixed counters and higher values are used
+ * We choose a value in the middle of the fixed event range, since lower
+ * values are used by actual fixed events and higher values are used
  * to indicate other overflow conditions in the PERF_GLOBAL_STATUS msr.
  */
 #define X86_PMC_IDX_FIXED_BTS				(X86_PMC_IDX_FIXED + 16)
 
 
-#ifdef CONFIG_PERF_COUNTERS
-extern void init_hw_perf_counters(void);
-extern void perf_counters_lapic_init(void);
+#ifdef CONFIG_PERF_EVENTS
+extern void init_hw_perf_events(void);
+extern void perf_events_lapic_init(void);
 
-#define PERF_COUNTER_INDEX_OFFSET			0
+#define PERF_EVENT_INDEX_OFFSET			0
 
 #else
-static inline void init_hw_perf_counters(void)		{ }
-static inline void perf_counters_lapic_init(void)	{ }
+static inline void init_hw_perf_events(void)		{ }
+static inline void perf_events_lapic_init(void)	{ }
 #endif
 
-#endif /* _ASM_X86_PERF_COUNTER_H */
+#endif /* _ASM_X86_PERF_EVENT_H */
diff --git a/arch/x86/include/asm/pgtable_types.h b/arch/x86/include/asm/pgtable_types.h
index 7b467bf3c680..d1f4a760be23 100644
--- a/arch/x86/include/asm/pgtable_types.h
+++ b/arch/x86/include/asm/pgtable_types.h
@@ -277,6 +277,7 @@ static inline pteval_t pte_flags(pte_t pte)
 typedef struct page *pgtable_t;
 
 extern pteval_t __supported_pte_mask;
+extern void set_nx(void);
 extern int nx_enabled;
 
 #define pgprot_writecombine	pgprot_writecombine
diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h
index c3429e8b2424..c9786480f0fe 100644
--- a/arch/x86/include/asm/processor.h
+++ b/arch/x86/include/asm/processor.h
@@ -1000,7 +1000,7 @@ extern unsigned long thread_saved_pc(struct task_struct *tsk);
 #define thread_saved_pc(t)	(*(unsigned long *)((t)->thread.sp - 8))
 
 #define task_pt_regs(tsk)	((struct pt_regs *)(tsk)->thread.sp0 - 1)
-#define KSTK_ESP(tsk)		-1 /* sorry. doesn't work for syscall. */
+extern unsigned long KSTK_ESP(struct task_struct *task);
 #endif /* CONFIG_X86_64 */
 
 extern void start_thread(struct pt_regs *regs, unsigned long new_ip,
diff --git a/arch/x86/include/asm/smp.h b/arch/x86/include/asm/smp.h
index 6a84ed166aec..1e796782cd7b 100644
--- a/arch/x86/include/asm/smp.h
+++ b/arch/x86/include/asm/smp.h
@@ -121,7 +121,6 @@ static inline void arch_send_call_function_single_ipi(int cpu)
 	smp_ops.send_call_func_single_ipi(cpu);
 }
 
-#define arch_send_call_function_ipi_mask arch_send_call_function_ipi_mask
 static inline void arch_send_call_function_ipi_mask(const struct cpumask *mask)
 {
 	smp_ops.send_call_func_ipi(mask);
diff --git a/arch/x86/include/asm/string_32.h b/arch/x86/include/asm/string_32.h
index c86f452256de..ae907e617181 100644
--- a/arch/x86/include/asm/string_32.h
+++ b/arch/x86/include/asm/string_32.h
@@ -65,7 +65,6 @@ static __always_inline void *__constant_memcpy(void *to, const void *from,
 	case 4:
 		*(int *)to = *(int *)from;
 		return to;
-
 	case 3:
 		*(short *)to = *(short *)from;
 		*((char *)to + 2) = *((char *)from + 2);
diff --git a/arch/x86/include/asm/syscall.h b/arch/x86/include/asm/syscall.h
index d82f39bb7905..8d33bc5462d1 100644
--- a/arch/x86/include/asm/syscall.h
+++ b/arch/x86/include/asm/syscall.h
@@ -1,7 +1,7 @@
 /*
  * Access to user system call parameters and results
  *
- * Copyright (C) 2008 Red Hat, Inc.  All rights reserved.
+ * Copyright (C) 2008-2009 Red Hat, Inc.  All rights reserved.
  *
  * This copyrighted material is made available to anyone wishing to use,
  * modify, copy, or redistribute it subject to the terms and conditions
@@ -16,13 +16,13 @@
 #include <linux/sched.h>
 #include <linux/err.h>
 
-static inline long syscall_get_nr(struct task_struct *task,
-				  struct pt_regs *regs)
+/*
+ * Only the low 32 bits of orig_ax are meaningful, so we return int.
+ * This importantly ignores the high bits on 64-bit, so comparisons
+ * sign-extend the low 32 bits.
+ */
+static inline int syscall_get_nr(struct task_struct *task, struct pt_regs *regs)
 {
-	/*
-	 * We always sign-extend a -1 value being set here,
-	 * so this is always either -1L or a syscall number.
-	 */
 	return regs->orig_ax;
 }
 
diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h
index 6f0695d744bf..40e37b10c6c0 100644
--- a/arch/x86/include/asm/topology.h
+++ b/arch/x86/include/asm/topology.h
@@ -143,6 +143,7 @@ extern unsigned long node_remap_size[];
 				| 1*SD_BALANCE_FORK			\
 				| 0*SD_BALANCE_WAKE			\
 				| 1*SD_WAKE_AFFINE			\
+				| 0*SD_PREFER_LOCAL			\
 				| 0*SD_SHARE_CPUPOWER			\
 				| 0*SD_POWERSAVINGS_BALANCE		\
 				| 0*SD_SHARE_PKG_RESOURCES		\
@@ -165,21 +166,11 @@ static inline int numa_node_id(void)
 	return 0;
 }
 
-static inline int cpu_to_node(int cpu)
-{
-	return 0;
-}
-
 static inline int early_cpu_to_node(int cpu)
 {
 	return 0;
 }
 
-static inline const struct cpumask *cpumask_of_node(int node)
-{
-	return cpu_online_mask;
-}
-
 static inline void setup_node_to_cpumask_map(void) { }
 
 #endif
diff --git a/arch/x86/include/asm/uaccess_32.h b/arch/x86/include/asm/uaccess_32.h
index 5e06259e90e5..632fb44b4cb5 100644
--- a/arch/x86/include/asm/uaccess_32.h
+++ b/arch/x86/include/asm/uaccess_32.h
@@ -33,7 +33,7 @@ unsigned long __must_check __copy_from_user_ll_nocache_nozero
  * Copy data from kernel space to user space.  Caller must check
  * the specified block with access_ok() before calling this function.
  * The caller should also make sure he pins the user space address
- * so that the we don't result in page fault and sleep.
+ * so that we don't result in page fault and sleep.
  *
  * Here we special-case 1, 2 and 4-byte copy_*_user invocations.  On a fault
  * we return the initial request size (1, 2 or 4), as copy_*_user should do.
diff --git a/arch/x86/include/asm/unistd_32.h b/arch/x86/include/asm/unistd_32.h
index 8deaada61bc8..6fb3c209a7e3 100644
--- a/arch/x86/include/asm/unistd_32.h
+++ b/arch/x86/include/asm/unistd_32.h
@@ -341,7 +341,7 @@
 #define __NR_preadv		333
 #define __NR_pwritev		334
 #define __NR_rt_tgsigqueueinfo	335
-#define __NR_perf_counter_open	336
+#define __NR_perf_event_open	336
 
 #ifdef __KERNEL__
 
diff --git a/arch/x86/include/asm/unistd_64.h b/arch/x86/include/asm/unistd_64.h
index b9f3c60de5f7..8d3ad0adbc68 100644
--- a/arch/x86/include/asm/unistd_64.h
+++ b/arch/x86/include/asm/unistd_64.h
@@ -659,8 +659,8 @@ __SYSCALL(__NR_preadv, sys_preadv)
 __SYSCALL(__NR_pwritev, sys_pwritev)
 #define __NR_rt_tgsigqueueinfo			297
 __SYSCALL(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo)
-#define __NR_perf_counter_open			298
-__SYSCALL(__NR_perf_counter_open, sys_perf_counter_open)
+#define __NR_perf_event_open			298
+__SYSCALL(__NR_perf_event_open, sys_perf_event_open)
 
 #ifndef __NO_STUBS
 #define __ARCH_WANT_OLD_READDIR
diff --git a/arch/x86/include/asm/uv/uv_hub.h b/arch/x86/include/asm/uv/uv_hub.h
index 77a68505419a..d1414af98559 100644
--- a/arch/x86/include/asm/uv/uv_hub.h
+++ b/arch/x86/include/asm/uv/uv_hub.h
@@ -15,9 +15,12 @@
 #include <linux/numa.h>
 #include <linux/percpu.h>
 #include <linux/timer.h>
+#include <linux/io.h>
 #include <asm/types.h>
 #include <asm/percpu.h>
 #include <asm/uv/uv_mmrs.h>
+#include <asm/irq_vectors.h>
+#include <asm/io_apic.h>
 
 
 /*
@@ -113,7 +116,7 @@
 /*
  * The largest possible NASID of a C or M brick (+ 2)
  */
-#define UV_MAX_NASID_VALUE	(UV_MAX_NUMALINK_NODES * 2)
+#define UV_MAX_NASID_VALUE	(UV_MAX_NUMALINK_BLADES * 2)
 
 struct uv_scir_s {
 	struct timer_list timer;
@@ -229,6 +232,20 @@ static inline unsigned long uv_gpa(void *v)
 	return uv_soc_phys_ram_to_gpa(__pa(v));
 }
 
+/* gnode -> pnode */
+static inline unsigned long uv_gpa_to_gnode(unsigned long gpa)
+{
+	return gpa >> uv_hub_info->m_val;
+}
+
+/* gpa -> pnode */
+static inline int uv_gpa_to_pnode(unsigned long gpa)
+{
+	unsigned long n_mask = (1UL << uv_hub_info->n_val) - 1;
+
+	return uv_gpa_to_gnode(gpa) & n_mask;
+}
+
 /* pnode, offset --> socket virtual */
 static inline void *uv_pnode_offset_to_vaddr(int pnode, unsigned long offset)
 {
@@ -258,13 +275,13 @@ static inline unsigned long *uv_global_mmr32_address(int pnode,
 static inline void uv_write_global_mmr32(int pnode, unsigned long offset,
 				 unsigned long val)
 {
-	*uv_global_mmr32_address(pnode, offset) = val;
+	writeq(val, uv_global_mmr32_address(pnode, offset));
 }
 
 static inline unsigned long uv_read_global_mmr32(int pnode,
 						 unsigned long offset)
 {
-	return *uv_global_mmr32_address(pnode, offset);
+	return readq(uv_global_mmr32_address(pnode, offset));
 }
 
 /*
@@ -281,13 +298,13 @@ static inline unsigned long *uv_global_mmr64_address(int pnode,
 static inline void uv_write_global_mmr64(int pnode, unsigned long offset,
 				unsigned long val)
 {
-	*uv_global_mmr64_address(pnode, offset) = val;
+	writeq(val, uv_global_mmr64_address(pnode, offset));
 }
 
 static inline unsigned long uv_read_global_mmr64(int pnode,
 						 unsigned long offset)
 {
-	return *uv_global_mmr64_address(pnode, offset);
+	return readq(uv_global_mmr64_address(pnode, offset));
 }
 
 /*
@@ -301,22 +318,22 @@ static inline unsigned long *uv_local_mmr_address(unsigned long offset)
 
 static inline unsigned long uv_read_local_mmr(unsigned long offset)
 {
-	return *uv_local_mmr_address(offset);
+	return readq(uv_local_mmr_address(offset));
 }
 
 static inline void uv_write_local_mmr(unsigned long offset, unsigned long val)
 {
-	*uv_local_mmr_address(offset) = val;
+	writeq(val, uv_local_mmr_address(offset));
 }
 
 static inline unsigned char uv_read_local_mmr8(unsigned long offset)
 {
-	return *((unsigned char *)uv_local_mmr_address(offset));
+	return readb(uv_local_mmr_address(offset));
 }
 
 static inline void uv_write_local_mmr8(unsigned long offset, unsigned char val)
 {
-	*((unsigned char *)uv_local_mmr_address(offset)) = val;
+	writeb(val, uv_local_mmr_address(offset));
 }
 
 /*
@@ -420,9 +437,14 @@ static inline void uv_set_cpu_scir_bits(int cpu, unsigned char value)
 static inline void uv_hub_send_ipi(int pnode, int apicid, int vector)
 {
 	unsigned long val;
+	unsigned long dmode = dest_Fixed;
+
+	if (vector == NMI_VECTOR)
+		dmode = dest_NMI;
 
 	val = (1UL << UVH_IPI_INT_SEND_SHFT) |
-			((apicid & 0x3f) << UVH_IPI_INT_APIC_ID_SHFT) |
+			((apicid) << UVH_IPI_INT_APIC_ID_SHFT) |
+			(dmode << UVH_IPI_INT_DELIVERY_MODE_SHFT) |
 			(vector << UVH_IPI_INT_VECTOR_SHFT);
 	uv_write_global_mmr64(pnode, UVH_IPI_INT, val);
 }
diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile
index 4ba419b668a5..d8e5d0cdd678 100644
--- a/arch/x86/kernel/Makefile
+++ b/arch/x86/kernel/Makefile
@@ -56,6 +56,7 @@ obj-$(CONFIG_INTEL_TXT)		+= tboot.o
 obj-$(CONFIG_STACKTRACE)	+= stacktrace.o
 obj-y				+= cpu/
 obj-y				+= acpi/
+obj-$(CONFIG_SFI)		+= sfi.o
 obj-y				+= reboot.o
 obj-$(CONFIG_MCA)		+= mca_32.o
 obj-$(CONFIG_X86_MSR)		+= msr.o
diff --git a/arch/x86/kernel/acpi/cstate.c b/arch/x86/kernel/acpi/cstate.c
index 8c44c232efcb..59cdfa4686b2 100644
--- a/arch/x86/kernel/acpi/cstate.c
+++ b/arch/x86/kernel/acpi/cstate.c
@@ -48,7 +48,7 @@ void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags,
 	 * P4, Core and beyond CPUs
 	 */
 	if (c->x86_vendor == X86_VENDOR_INTEL &&
-	    (c->x86 > 0x6 || (c->x86 == 6 && c->x86_model >= 14)))
+	    (c->x86 > 0xf || (c->x86 == 6 && c->x86_model >= 14)))
 			flags->bm_control = 0;
 }
 EXPORT_SYMBOL(acpi_processor_power_init_bm_check);
diff --git a/arch/x86/kernel/acpi/processor.c b/arch/x86/kernel/acpi/processor.c
index d296f4a195c9..d85d1b2432ba 100644
--- a/arch/x86/kernel/acpi/processor.c
+++ b/arch/x86/kernel/acpi/processor.c
@@ -79,7 +79,8 @@ void arch_acpi_processor_init_pdc(struct acpi_processor *pr)
 	struct cpuinfo_x86 *c = &cpu_data(pr->id);
 
 	pr->pdc = NULL;
-	if (c->x86_vendor == X86_VENDOR_INTEL)
+	if (c->x86_vendor == X86_VENDOR_INTEL ||
+	    c->x86_vendor == X86_VENDOR_CENTAUR)
 		init_intel_pdc(pr, c);
 
 	return;
diff --git a/arch/x86/kernel/acpi/realmode/wakeup.lds.S b/arch/x86/kernel/acpi/realmode/wakeup.lds.S
index 7da00b799cda..060fff8f5c5b 100644
--- a/arch/x86/kernel/acpi/realmode/wakeup.lds.S
+++ b/arch/x86/kernel/acpi/realmode/wakeup.lds.S
@@ -57,5 +57,8 @@ SECTIONS
 		*(.note*)
 	}
 
+	/*
+	 * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility:
+	 */
 	. = ASSERT(_end <= WAKEUP_SIZE, "Wakeup too big!");
 }
diff --git a/arch/x86/kernel/amd_iommu.c b/arch/x86/kernel/amd_iommu.c
index 98f230f6a28d..0285521e0a99 100644
--- a/arch/x86/kernel/amd_iommu.c
+++ b/arch/x86/kernel/amd_iommu.c
@@ -1220,6 +1220,8 @@ static void __detach_device(struct protection_domain *domain, u16 devid)
 	amd_iommu_dev_table[devid].data[1] = 0;
 	amd_iommu_dev_table[devid].data[2] = 0;
 
+	amd_iommu_apply_erratum_63(devid);
+
 	/* decrease reference counter */
 	domain->dev_cnt -= 1;
 
diff --git a/arch/x86/kernel/amd_iommu_init.c b/arch/x86/kernel/amd_iommu_init.c
index b4b61d462dcc..c20001e4f556 100644
--- a/arch/x86/kernel/amd_iommu_init.c
+++ b/arch/x86/kernel/amd_iommu_init.c
@@ -240,7 +240,7 @@ static void iommu_feature_enable(struct amd_iommu *iommu, u8 bit)
 	writel(ctrl, iommu->mmio_base + MMIO_CONTROL_OFFSET);
 }
 
-static void __init iommu_feature_disable(struct amd_iommu *iommu, u8 bit)
+static void iommu_feature_disable(struct amd_iommu *iommu, u8 bit)
 {
 	u32 ctrl;
 
@@ -519,6 +519,26 @@ static void set_dev_entry_bit(u16 devid, u8 bit)
 	amd_iommu_dev_table[devid].data[i] |= (1 << _bit);
 }
 
+static int get_dev_entry_bit(u16 devid, u8 bit)
+{
+	int i = (bit >> 5) & 0x07;
+	int _bit = bit & 0x1f;
+
+	return (amd_iommu_dev_table[devid].data[i] & (1 << _bit)) >> _bit;
+}
+
+
+void amd_iommu_apply_erratum_63(u16 devid)
+{
+	int sysmgt;
+
+	sysmgt = get_dev_entry_bit(devid, DEV_ENTRY_SYSMGT1) |
+		 (get_dev_entry_bit(devid, DEV_ENTRY_SYSMGT2) << 1);
+
+	if (sysmgt == 0x01)
+		set_dev_entry_bit(devid, DEV_ENTRY_IW);
+}
+
 /* Writes the specific IOMMU for a device into the rlookup table */
 static void __init set_iommu_for_device(struct amd_iommu *iommu, u16 devid)
 {
@@ -547,6 +567,8 @@ static void __init set_dev_entry_from_acpi(struct amd_iommu *iommu,
 	if (flags & ACPI_DEVFLAG_LINT1)
 		set_dev_entry_bit(devid, DEV_ENTRY_LINT1_PASS);
 
+	amd_iommu_apply_erratum_63(devid);
+
 	set_iommu_for_device(iommu, devid);
 }
 
diff --git a/arch/x86/kernel/apic/apic.c b/arch/x86/kernel/apic/apic.c
index a34601f52987..894aa97f0717 100644
--- a/arch/x86/kernel/apic/apic.c
+++ b/arch/x86/kernel/apic/apic.c
@@ -14,7 +14,7 @@
  *	Mikael Pettersson	:	PM converted to driver model.
  */
 
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/kernel_stat.h>
 #include <linux/mc146818rtc.h>
 #include <linux/acpi_pmtmr.h>
@@ -35,7 +35,7 @@
 #include <linux/smp.h>
 #include <linux/mm.h>
 
-#include <asm/perf_counter.h>
+#include <asm/perf_event.h>
 #include <asm/x86_init.h>
 #include <asm/pgalloc.h>
 #include <asm/atomic.h>
@@ -62,7 +62,7 @@ unsigned int boot_cpu_physical_apicid = -1U;
 /*
  * The highest APIC ID seen during enumeration.
  *
- * This determines the messaging protocol we can use: if all APIC IDs
+ * On AMD, this determines the messaging protocol we can use: if all APIC IDs
  * are in the 0 ... 7 range, then we can use logical addressing which
  * has some performance advantages (better broadcasting).
  *
@@ -979,7 +979,7 @@ void lapic_shutdown(void)
 {
 	unsigned long flags;
 
-	if (!cpu_has_apic)
+	if (!cpu_has_apic && !apic_from_smp_config())
 		return;
 
 	local_irq_save(flags);
@@ -1189,7 +1189,7 @@ void __cpuinit setup_local_APIC(void)
 		apic_write(APIC_ESR, 0);
 	}
 #endif
-	perf_counters_lapic_init();
+	perf_events_lapic_init();
 
 	preempt_disable();
 
@@ -1197,8 +1197,7 @@ void __cpuinit setup_local_APIC(void)
 	 * Double-check whether this APIC is really registered.
 	 * This is meaningless in clustered apic mode, so we skip it.
 	 */
-	if (!apic->apic_id_registered())
-		BUG();
+	BUG_ON(!apic->apic_id_registered());
 
 	/*
 	 * Intel recommends to set DFR, LDR and TPR before enabling
@@ -1917,24 +1916,14 @@ void __cpuinit generic_processor_info(int apicid, int version)
 		max_physical_apicid = apicid;
 
 #ifdef CONFIG_X86_32
-	/*
-	 * Would be preferable to switch to bigsmp when CONFIG_HOTPLUG_CPU=y
-	 * but we need to work other dependencies like SMP_SUSPEND etc
-	 * before this can be done without some confusion.
-	 * if (CPU_HOTPLUG_ENABLED || num_processors > 8)
-	 *       - Ashok Raj <ashok.raj@intel.com>
-	 */
-	if (max_physical_apicid >= 8) {
-		switch (boot_cpu_data.x86_vendor) {
-		case X86_VENDOR_INTEL:
-			if (!APIC_XAPIC(version)) {
-				def_to_bigsmp = 0;
-				break;
-			}
-			/* If P4 and above fall through */
-		case X86_VENDOR_AMD:
+	switch (boot_cpu_data.x86_vendor) {
+	case X86_VENDOR_INTEL:
+		if (num_processors > 8)
+			def_to_bigsmp = 1;
+		break;
+	case X86_VENDOR_AMD:
+		if (max_physical_apicid >= 8)
 			def_to_bigsmp = 1;
-		}
 	}
 #endif
 
diff --git a/arch/x86/kernel/apic/io_apic.c b/arch/x86/kernel/apic/io_apic.c
index 809e1cf86d6b..dc69f28489f5 100644
--- a/arch/x86/kernel/apic/io_apic.c
+++ b/arch/x86/kernel/apic/io_apic.c
@@ -227,17 +227,14 @@ static struct irq_cfg *get_one_free_irq_cfg(int node)
 
 	cfg = kzalloc_node(sizeof(*cfg), GFP_ATOMIC, node);
 	if (cfg) {
-		if (!alloc_cpumask_var_node(&cfg->domain, GFP_ATOMIC, node)) {
+		if (!zalloc_cpumask_var_node(&cfg->domain, GFP_ATOMIC, node)) {
 			kfree(cfg);
 			cfg = NULL;
-		} else if (!alloc_cpumask_var_node(&cfg->old_domain,
+		} else if (!zalloc_cpumask_var_node(&cfg->old_domain,
 							  GFP_ATOMIC, node)) {
 			free_cpumask_var(cfg->domain);
 			kfree(cfg);
 			cfg = NULL;
-		} else {
-			cpumask_clear(cfg->domain);
-			cpumask_clear(cfg->old_domain);
 		}
 	}
 
@@ -1874,7 +1871,7 @@ __apicdebuginit(int) print_all_ICs(void)
 	print_PIC();
 
 	/* don't print out if apic is not there */
-	if (!cpu_has_apic || disable_apic)
+	if (!cpu_has_apic && !apic_from_smp_config())
 		return 0;
 
 	print_all_local_APICs();
@@ -1999,7 +1996,7 @@ void disable_IO_APIC(void)
 	/*
 	 * Use virtual wire A mode when interrupt remapping is enabled.
 	 */
-	if (cpu_has_apic)
+	if (cpu_has_apic || apic_from_smp_config())
 		disconnect_bsp_APIC(!intr_remapping_enabled &&
 				ioapic_i8259.pin != -1);
 }
diff --git a/arch/x86/kernel/apic/nmi.c b/arch/x86/kernel/apic/nmi.c
index cb66a22d98ad..7ff61d6a188a 100644
--- a/arch/x86/kernel/apic/nmi.c
+++ b/arch/x86/kernel/apic/nmi.c
@@ -508,14 +508,14 @@ static int unknown_nmi_panic_callback(struct pt_regs *regs, int cpu)
 /*
  * proc handler for /proc/sys/kernel/nmi
  */
-int proc_nmi_enabled(struct ctl_table *table, int write, struct file *file,
+int proc_nmi_enabled(struct ctl_table *table, int write,
 			void __user *buffer, size_t *length, loff_t *ppos)
 {
 	int old_state;
 
 	nmi_watchdog_enabled = (atomic_read(&nmi_active) > 0) ? 1 : 0;
 	old_state = nmi_watchdog_enabled;
-	proc_dointvec(table, write, file, buffer, length, ppos);
+	proc_dointvec(table, write, buffer, length, ppos);
 	if (!!old_state == !!nmi_watchdog_enabled)
 		return 0;
 
diff --git a/arch/x86/kernel/apic/probe_64.c b/arch/x86/kernel/apic/probe_64.c
index 65edc180fc82..c4cbd3080c1c 100644
--- a/arch/x86/kernel/apic/probe_64.c
+++ b/arch/x86/kernel/apic/probe_64.c
@@ -64,16 +64,23 @@ void __init default_setup_apic_routing(void)
 			apic = &apic_x2apic_phys;
 		else
 			apic = &apic_x2apic_cluster;
-		printk(KERN_INFO "Setting APIC routing to %s\n", apic->name);
 	}
 #endif
 
 	if (apic == &apic_flat) {
-		if (max_physical_apicid >= 8)
-			apic = &apic_physflat;
-		printk(KERN_INFO "Setting APIC routing to %s\n", apic->name);
+		switch (boot_cpu_data.x86_vendor) {
+		case X86_VENDOR_INTEL:
+			if (num_processors > 8)
+				apic = &apic_physflat;
+			break;
+		case X86_VENDOR_AMD:
+			if (max_physical_apicid >= 8)
+				apic = &apic_physflat;
+		}
 	}
 
+	printk(KERN_INFO "Setting APIC routing to %s\n", apic->name);
+
 	if (is_vsmp_box()) {
 		/* need to update phys_pkg_id */
 		apic->phys_pkg_id = apicid_phys_pkg_id;
diff --git a/arch/x86/kernel/apic/x2apic_uv_x.c b/arch/x86/kernel/apic/x2apic_uv_x.c
index 601159374e87..326c25477d3d 100644
--- a/arch/x86/kernel/apic/x2apic_uv_x.c
+++ b/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -352,14 +352,14 @@ static __init void get_lowmem_redirect(unsigned long *base, unsigned long *size)
 
 	for (i = 0; i < ARRAY_SIZE(redir_addrs); i++) {
 		alias.v = uv_read_local_mmr(redir_addrs[i].alias);
-		if (alias.s.base == 0) {
+		if (alias.s.enable && alias.s.base == 0) {
 			*size = (1UL << alias.s.m_alias);
 			redirect.v = uv_read_local_mmr(redir_addrs[i].redirect);
 			*base = (unsigned long)redirect.s.dest_base << DEST_SHIFT;
 			return;
 		}
 	}
-	BUG();
+	*base = *size = 0;
 }
 
 enum map_type {map_wb, map_uc};
@@ -389,6 +389,16 @@ static __init void map_gru_high(int max_pnode)
 		map_high("GRU", gru.s.base, shift, max_pnode, map_wb);
 }
 
+static __init void map_mmr_high(int max_pnode)
+{
+	union uvh_rh_gam_mmr_overlay_config_mmr_u mmr;
+	int shift = UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR_BASE_SHFT;
+
+	mmr.v = uv_read_local_mmr(UVH_RH_GAM_MMR_OVERLAY_CONFIG_MMR);
+	if (mmr.s.enable)
+		map_high("MMR", mmr.s.base, shift, max_pnode, map_uc);
+}
+
 static __init void map_mmioh_high(int max_pnode)
 {
 	union uvh_rh_gam_mmioh_overlay_config_mmr_u mmioh;
@@ -609,12 +619,12 @@ void __init uv_system_init(void)
 		uv_cpu_hub_info(cpu)->lowmem_remap_base = lowmem_redir_base;
 		uv_cpu_hub_info(cpu)->lowmem_remap_top = lowmem_redir_size;
 		uv_cpu_hub_info(cpu)->m_val = m_val;
-		uv_cpu_hub_info(cpu)->n_val = m_val;
+		uv_cpu_hub_info(cpu)->n_val = n_val;
 		uv_cpu_hub_info(cpu)->numa_blade_id = blade;
 		uv_cpu_hub_info(cpu)->blade_processor_id = lcpu;
 		uv_cpu_hub_info(cpu)->pnode = pnode;
 		uv_cpu_hub_info(cpu)->pnode_mask = pnode_mask;
-		uv_cpu_hub_info(cpu)->gpa_mask = (1 << (m_val + n_val)) - 1;
+		uv_cpu_hub_info(cpu)->gpa_mask = (1UL << (m_val + n_val)) - 1;
 		uv_cpu_hub_info(cpu)->gnode_upper = gnode_upper;
 		uv_cpu_hub_info(cpu)->gnode_extra = gnode_extra;
 		uv_cpu_hub_info(cpu)->global_mmr_base = mmr_base;
@@ -643,6 +653,7 @@ void __init uv_system_init(void)
 	}
 
 	map_gru_high(max_pnode);
+	map_mmr_high(max_pnode);
 	map_mmioh_high(max_pnode);
 
 	uv_cpu_init();
diff --git a/arch/x86/kernel/cpu/Makefile b/arch/x86/kernel/cpu/Makefile
index 8dd30638fe44..68537e957a9b 100644
--- a/arch/x86/kernel/cpu/Makefile
+++ b/arch/x86/kernel/cpu/Makefile
@@ -27,7 +27,7 @@ obj-$(CONFIG_CPU_SUP_CENTAUR)		+= centaur.o
 obj-$(CONFIG_CPU_SUP_TRANSMETA_32)	+= transmeta.o
 obj-$(CONFIG_CPU_SUP_UMC_32)		+= umc.o
 
-obj-$(CONFIG_PERF_COUNTERS)		+= perf_counter.o
+obj-$(CONFIG_PERF_EVENTS)		+= perf_event.o
 
 obj-$(CONFIG_X86_MCE)			+= mcheck/
 obj-$(CONFIG_MTRR)			+= mtrr/
diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c
index f32fa71ccf97..c910a716a71c 100644
--- a/arch/x86/kernel/cpu/amd.c
+++ b/arch/x86/kernel/cpu/amd.c
@@ -184,7 +184,7 @@ static void __cpuinit amd_k7_smp_check(struct cpuinfo_x86 *c)
 	 * approved Athlon
 	 */
 	WARN_ONCE(1, "WARNING: This combination of AMD"
-		"processors is not suitable for SMP.\n");
+		" processors is not suitable for SMP.\n");
 	if (!test_taint(TAINT_UNSAFE_SMP))
 		add_taint(TAINT_UNSAFE_SMP);
 
diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c
index 2055fc2b2e6b..cc25c2b4a567 100644
--- a/arch/x86/kernel/cpu/common.c
+++ b/arch/x86/kernel/cpu/common.c
@@ -13,7 +13,7 @@
 #include <linux/io.h>
 
 #include <asm/stackprotector.h>
-#include <asm/perf_counter.h>
+#include <asm/perf_event.h>
 #include <asm/mmu_context.h>
 #include <asm/hypervisor.h>
 #include <asm/processor.h>
@@ -34,7 +34,6 @@
 #include <asm/mce.h>
 #include <asm/msr.h>
 #include <asm/pat.h>
-#include <linux/smp.h>
 
 #ifdef CONFIG_X86_LOCAL_APIC
 #include <asm/uv/uv.h>
@@ -870,7 +869,7 @@ void __init identify_boot_cpu(void)
 #else
 	vgetcpu_set_mode();
 #endif
-	init_hw_perf_counters();
+	init_hw_perf_events();
 }
 
 void __cpuinit identify_secondary_cpu(struct cpuinfo_x86 *c)
diff --git a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
index 7bb676c533aa..8b581d3905cb 100644
--- a/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
+++ b/arch/x86/kernel/cpu/cpufreq/acpi-cpufreq.c
@@ -33,7 +33,7 @@
 #include <linux/cpufreq.h>
 #include <linux/compiler.h>
 #include <linux/dmi.h>
-#include <trace/power.h>
+#include <trace/events/power.h>
 
 #include <linux/acpi.h>
 #include <linux/io.h>
@@ -72,8 +72,6 @@ static DEFINE_PER_CPU(struct acpi_cpufreq_data *, drv_data);
 
 static DEFINE_PER_CPU(struct aperfmperf, old_perf);
 
-DEFINE_TRACE(power_mark);
-
 /* acpi_perf_data is a pointer to percpu data. */
 static struct acpi_processor_performance *acpi_perf_data;
 
@@ -332,7 +330,6 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy,
 	unsigned int next_perf_state = 0; /* Index into perf table */
 	unsigned int i;
 	int result = 0;
-	struct power_trace it;
 
 	dprintk("acpi_cpufreq_target %d (%d)\n", target_freq, policy->cpu);
 
@@ -364,7 +361,7 @@ static int acpi_cpufreq_target(struct cpufreq_policy *policy,
 		}
 	}
 
-	trace_power_mark(&it, POWER_PSTATE, next_perf_state);
+	trace_power_frequency(POWER_PSTATE, data->freq_table[next_state].frequency);
 
 	switch (data->cpu_feature) {
 	case SYSTEM_INTEL_MSR_CAPABLE:
@@ -529,15 +526,21 @@ static const struct dmi_system_id sw_any_bug_dmi_table[] = {
 
 static int acpi_cpufreq_blacklist(struct cpuinfo_x86 *c)
 {
-	/* http://www.intel.com/Assets/PDF/specupdate/314554.pdf
+	/* Intel Xeon Processor 7100 Series Specification Update
+	 * http://www.intel.com/Assets/PDF/specupdate/314554.pdf
 	 * AL30: A Machine Check Exception (MCE) Occurring during an
 	 * Enhanced Intel SpeedStep Technology Ratio Change May Cause
-	 * Both Processor Cores to Lock Up when HT is enabled*/
+	 * Both Processor Cores to Lock Up. */
 	if (c->x86_vendor == X86_VENDOR_INTEL) {
 		if ((c->x86 == 15) &&
 		    (c->x86_model == 6) &&
-		    (c->x86_mask == 8) && smt_capable())
+		    (c->x86_mask == 8)) {
+			printk(KERN_INFO "acpi-cpufreq: Intel(R) "
+			    "Xeon(R) 7100 Errata AL30, processors may "
+			    "lock up on frequency changes: disabling "
+			    "acpi-cpufreq.\n");
 			return -ENODEV;
+		    }
 		}
 	return 0;
 }
@@ -552,13 +555,18 @@ static int acpi_cpufreq_cpu_init(struct cpufreq_policy *policy)
 	unsigned int result = 0;
 	struct cpuinfo_x86 *c = &cpu_data(policy->cpu);
 	struct acpi_processor_performance *perf;
+#ifdef CONFIG_SMP
+	static int blacklisted;
+#endif
 
 	dprintk("acpi_cpufreq_cpu_init\n");
 
 #ifdef CONFIG_SMP
-	result = acpi_cpufreq_blacklist(c);
-	if (result)
-		return result;
+	if (blacklisted)
+		return blacklisted;
+	blacklisted = acpi_cpufreq_blacklist(c);
+	if (blacklisted)
+		return blacklisted;
 #endif
 
 	data = kzalloc(sizeof(struct acpi_cpufreq_data), GFP_KERNEL);
diff --git a/arch/x86/kernel/cpu/cpufreq/longhaul.c b/arch/x86/kernel/cpu/cpufreq/longhaul.c
index ce2ed3e4aad9..cabd2fa3fc93 100644
--- a/arch/x86/kernel/cpu/cpufreq/longhaul.c
+++ b/arch/x86/kernel/cpu/cpufreq/longhaul.c
@@ -813,7 +813,7 @@ static int __init longhaul_cpu_init(struct cpufreq_policy *policy)
 			memcpy(eblcr, samuel2_eblcr, sizeof(samuel2_eblcr));
 			break;
 		case 1 ... 15:
-			longhaul_version = TYPE_LONGHAUL_V1;
+			longhaul_version = TYPE_LONGHAUL_V2;
 			if (c->x86_mask < 8) {
 				cpu_model = CPU_SAMUEL2;
 				cpuname = "C3 'Samuel 2' [C5B]";
diff --git a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
index 6394aa5c7985..3f12dabeab52 100644
--- a/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
+++ b/arch/x86/kernel/cpu/cpufreq/powernow-k8.c
@@ -1022,7 +1022,7 @@ static int get_transition_latency(struct powernow_k8_data *data)
 		 * set it to 1 to avoid problems in the future.
 		 * For all others it's a BIOS bug.
 		 */
-		if (!boot_cpu_data.x86 == 0x11)
+		if (boot_cpu_data.x86 != 0x11)
 			printk(KERN_ERR FW_WARN PFX "Invalid zero transition "
 				"latency\n");
 		max_latency = 1;
diff --git a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
index 6911e91fb4f6..3ae5a7a3a500 100644
--- a/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
+++ b/arch/x86/kernel/cpu/cpufreq/speedstep-ich.c
@@ -232,28 +232,23 @@ static unsigned int speedstep_detect_chipset(void)
 	return 0;
 }
 
-struct get_freq_data {
-	unsigned int speed;
-	unsigned int processor;
-};
-
-static void get_freq_data(void *_data)
+static void get_freq_data(void *_speed)
 {
-	struct get_freq_data *data = _data;
+	unsigned int *speed = _speed;
 
-	data->speed = speedstep_get_frequency(data->processor);
+	*speed = speedstep_get_frequency(speedstep_processor);
 }
 
 static unsigned int speedstep_get(unsigned int cpu)
 {
-	struct get_freq_data data = { .processor = cpu };
+	unsigned int speed;
 
 	/* You're supposed to ensure CPU is online. */
-	if (smp_call_function_single(cpu, get_freq_data, &data, 1) != 0)
+	if (smp_call_function_single(cpu, get_freq_data, &speed, 1) != 0)
 		BUG();
 
-	dprintk("detected %u kHz as current frequency\n", data.speed);
-	return data.speed;
+	dprintk("detected %u kHz as current frequency\n", speed);
+	return speed;
 }
 
 /**
diff --git a/arch/x86/kernel/cpu/mcheck/mce-inject.c b/arch/x86/kernel/cpu/mcheck/mce-inject.c
index 7029f0e2acad..472763d92098 100644
--- a/arch/x86/kernel/cpu/mcheck/mce-inject.c
+++ b/arch/x86/kernel/cpu/mcheck/mce-inject.c
@@ -98,8 +98,9 @@ static struct notifier_block mce_raise_nb = {
 };
 
 /* Inject mce on current CPU */
-static int raise_local(struct mce *m)
+static int raise_local(void)
 {
+	struct mce *m = &__get_cpu_var(injectm);
 	int context = MCJ_CTX(m->inject_flags);
 	int ret = 0;
 	int cpu = m->extcpu;
@@ -167,12 +168,12 @@ static void raise_mce(struct mce *m)
 			}
 			cpu_relax();
 		}
-		raise_local(m);
+		raise_local();
 		put_cpu();
 		put_online_cpus();
 	} else
 #endif
-		raise_local(m);
+		raise_local();
 }
 
 /* Error injection interface */
diff --git a/arch/x86/kernel/cpu/mcheck/mce.c b/arch/x86/kernel/cpu/mcheck/mce.c
index 2f5aab26320e..721a77ca8115 100644
--- a/arch/x86/kernel/cpu/mcheck/mce.c
+++ b/arch/x86/kernel/cpu/mcheck/mce.c
@@ -85,6 +85,18 @@ static DECLARE_WAIT_QUEUE_HEAD(mce_wait);
 static DEFINE_PER_CPU(struct mce, mces_seen);
 static int			cpu_missing;
 
+static void default_decode_mce(struct mce *m)
+{
+	pr_emerg("No human readable MCE decoding support on this CPU type.\n");
+	pr_emerg("Run the message through 'mcelog --ascii' to decode.\n");
+}
+
+/*
+ * CPU/chipset specific EDAC code can register a callback here to print
+ * MCE errors in a human-readable form:
+ */
+void (*x86_mce_decode_callback)(struct mce *m) = default_decode_mce;
+EXPORT_SYMBOL(x86_mce_decode_callback);
 
 /* MCA banks polled by the period polling timer for corrected events */
 DEFINE_PER_CPU(mce_banks_t, mce_poll_banks) = {
@@ -165,49 +177,46 @@ void mce_log(struct mce *mce)
 	set_bit(0, &mce_need_notify);
 }
 
-void __weak decode_mce(struct mce *m)
-{
-	return;
-}
-
 static void print_mce(struct mce *m)
 {
-	printk(KERN_EMERG
-	       "CPU %d: Machine Check Exception: %16Lx Bank %d: %016Lx\n",
+	pr_emerg("CPU %d: Machine Check Exception: %16Lx Bank %d: %016Lx\n",
 	       m->extcpu, m->mcgstatus, m->bank, m->status);
+
 	if (m->ip) {
-		printk(KERN_EMERG "RIP%s %02x:<%016Lx> ",
-		       !(m->mcgstatus & MCG_STATUS_EIPV) ? " !INEXACT!" : "",
-		       m->cs, m->ip);
+		pr_emerg("RIP%s %02x:<%016Lx> ",
+			!(m->mcgstatus & MCG_STATUS_EIPV) ? " !INEXACT!" : "",
+				m->cs, m->ip);
+
 		if (m->cs == __KERNEL_CS)
 			print_symbol("{%s}", m->ip);
-		printk(KERN_CONT "\n");
+		pr_cont("\n");
 	}
-	printk(KERN_EMERG "TSC %llx ", m->tsc);
+
+	pr_emerg("TSC %llx ", m->tsc);
 	if (m->addr)
-		printk(KERN_CONT "ADDR %llx ", m->addr);
+		pr_cont("ADDR %llx ", m->addr);
 	if (m->misc)
-		printk(KERN_CONT "MISC %llx ", m->misc);
-	printk(KERN_CONT "\n");
-	printk(KERN_EMERG "PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x\n",
-			m->cpuvendor, m->cpuid, m->time, m->socketid,
-			m->apicid);
+		pr_cont("MISC %llx ", m->misc);
 
-	decode_mce(m);
+	pr_cont("\n");
+	pr_emerg("PROCESSOR %u:%x TIME %llu SOCKET %u APIC %x\n",
+		m->cpuvendor, m->cpuid, m->time, m->socketid, m->apicid);
+
+	/*
+	 * Print out human-readable details about the MCE error,
+	 * (if the CPU has an implementation for that):
+	 */
+	x86_mce_decode_callback(m);
 }
 
 static void print_mce_head(void)
 {
-	printk(KERN_EMERG "\nHARDWARE ERROR\n");
+	pr_emerg("\nHARDWARE ERROR\n");
 }
 
 static void print_mce_tail(void)
 {
-	printk(KERN_EMERG "This is not a software problem!\n"
-#if (!defined(CONFIG_EDAC) || !defined(CONFIG_CPU_SUP_AMD))
-	       "Run through mcelog --ascii to decode and contact your hardware vendor\n"
-#endif
-	       );
+	pr_emerg("This is not a software problem!\n");
 }
 
 #define PANIC_TIMEOUT 5 /* 5 seconds */
@@ -221,6 +230,7 @@ static atomic_t mce_fake_paniced;
 static void wait_for_panic(void)
 {
 	long timeout = PANIC_TIMEOUT*USEC_PER_SEC;
+
 	preempt_disable();
 	local_irq_enable();
 	while (timeout-- > 0)
@@ -288,6 +298,7 @@ static void mce_panic(char *msg, struct mce *final, char *exp)
 static int msr_to_offset(u32 msr)
 {
 	unsigned bank = __get_cpu_var(injectm.bank);
+
 	if (msr == rip_msr)
 		return offsetof(struct mce, ip);
 	if (msr == MSR_IA32_MCx_STATUS(bank))
@@ -305,13 +316,25 @@ static int msr_to_offset(u32 msr)
 static u64 mce_rdmsrl(u32 msr)
 {
 	u64 v;
+
 	if (__get_cpu_var(injectm).finished) {
 		int offset = msr_to_offset(msr);
+
 		if (offset < 0)
 			return 0;
 		return *(u64 *)((char *)&__get_cpu_var(injectm) + offset);
 	}
-	rdmsrl(msr, v);
+
+	if (rdmsrl_safe(msr, &v)) {
+		WARN_ONCE(1, "mce: Unable to read msr %d!\n", msr);
+		/*
+		 * Return zero in case the access faulted. This should
+		 * not happen normally but can happen if the CPU does
+		 * something weird, or if the code is buggy.
+		 */
+		v = 0;
+	}
+
 	return v;
 }
 
@@ -319,6 +342,7 @@ static void mce_wrmsrl(u32 msr, u64 v)
 {
 	if (__get_cpu_var(injectm).finished) {
 		int offset = msr_to_offset(msr);
+
 		if (offset >= 0)
 			*(u64 *)((char *)&__get_cpu_var(injectm) + offset) = v;
 		return;
@@ -415,7 +439,7 @@ static inline void mce_get_rip(struct mce *m, struct pt_regs *regs)
 		m->ip = mce_rdmsrl(rip_msr);
 }
 
-#ifdef CONFIG_X86_LOCAL_APIC 
+#ifdef CONFIG_X86_LOCAL_APIC
 /*
  * Called after interrupts have been reenabled again
  * when a MCE happened during an interrupts off region
@@ -1172,6 +1196,7 @@ static int mce_banks_init(void)
 		return -ENOMEM;
 	for (i = 0; i < banks; i++) {
 		struct mce_bank *b = &mce_banks[i];
+
 		b->ctl = -1ULL;
 		b->init = 1;
 	}
@@ -1189,7 +1214,8 @@ static int __cpuinit mce_cap_init(void)
 	rdmsrl(MSR_IA32_MCG_CAP, cap);
 
 	b = cap & MCG_BANKCNT_MASK;
-	printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b);
+	if (!banks)
+		printk(KERN_INFO "mce: CPU supports %d MCE banks\n", b);
 
 	if (b > MAX_NR_BANKS) {
 		printk(KERN_WARNING
@@ -1203,6 +1229,7 @@ static int __cpuinit mce_cap_init(void)
 	banks = b;
 	if (!mce_banks) {
 		int err = mce_banks_init();
+
 		if (err)
 			return err;
 	}
@@ -1237,6 +1264,7 @@ static void mce_init(void)
 
 	for (i = 0; i < banks; i++) {
 		struct mce_bank *b = &mce_banks[i];
+
 		if (!b->init)
 			continue;
 		wrmsrl(MSR_IA32_MCx_CTL(i), b->ctl);
@@ -1626,6 +1654,7 @@ static int mce_disable(void)
 
 	for (i = 0; i < banks; i++) {
 		struct mce_bank *b = &mce_banks[i];
+
 		if (b->init)
 			wrmsrl(MSR_IA32_MCx_CTL(i), 0);
 	}
@@ -1911,6 +1940,7 @@ static void mce_disable_cpu(void *h)
 		cmci_clear();
 	for (i = 0; i < banks; i++) {
 		struct mce_bank *b = &mce_banks[i];
+
 		if (b->init)
 			wrmsrl(MSR_IA32_MCx_CTL(i), 0);
 	}
@@ -1928,6 +1958,7 @@ static void mce_reenable_cpu(void *h)
 		cmci_reenable();
 	for (i = 0; i < banks; i++) {
 		struct mce_bank *b = &mce_banks[i];
+
 		if (b->init)
 			wrmsrl(MSR_IA32_MCx_CTL(i), b->ctl);
 	}
diff --git a/arch/x86/kernel/cpu/mcheck/mce_amd.c b/arch/x86/kernel/cpu/mcheck/mce_amd.c
index 8cd5224943b5..83a3d1f4efca 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_amd.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_amd.c
@@ -489,8 +489,9 @@ static __cpuinit int threshold_create_bank(unsigned int cpu, unsigned int bank)
 	int i, err = 0;
 	struct threshold_bank *b = NULL;
 	char name[32];
+#ifdef CONFIG_SMP
 	struct cpuinfo_x86 *c = &cpu_data(cpu);
-
+#endif
 
 	sprintf(name, "threshold_bank%i", bank);
 
diff --git a/arch/x86/kernel/cpu/mcheck/mce_intel.c b/arch/x86/kernel/cpu/mcheck/mce_intel.c
index 889f665fe93d..7c785634af2b 100644
--- a/arch/x86/kernel/cpu/mcheck/mce_intel.c
+++ b/arch/x86/kernel/cpu/mcheck/mce_intel.c
@@ -8,6 +8,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/percpu.h>
+#include <linux/sched.h>
 #include <asm/apic.h>
 #include <asm/processor.h>
 #include <asm/msr.h>
diff --git a/arch/x86/kernel/cpu/mcheck/therm_throt.c b/arch/x86/kernel/cpu/mcheck/therm_throt.c
index 63a56d147e4a..b3a1dba75330 100644
--- a/arch/x86/kernel/cpu/mcheck/therm_throt.c
+++ b/arch/x86/kernel/cpu/mcheck/therm_throt.c
@@ -34,20 +34,31 @@
 /* How long to wait between reporting thermal events */
 #define CHECK_INTERVAL		(300 * HZ)
 
-static DEFINE_PER_CPU(__u64, next_check) = INITIAL_JIFFIES;
-static DEFINE_PER_CPU(unsigned long, thermal_throttle_count);
-static DEFINE_PER_CPU(bool, thermal_throttle_active);
+/*
+ * Current thermal throttling state:
+ */
+struct thermal_state {
+	bool			is_throttled;
+
+	u64			next_check;
+	unsigned long		throttle_count;
+	unsigned long		last_throttle_count;
+};
+
+static DEFINE_PER_CPU(struct thermal_state, thermal_state);
 
-static atomic_t therm_throt_en		= ATOMIC_INIT(0);
+static atomic_t therm_throt_en	= ATOMIC_INIT(0);
 
 #ifdef CONFIG_SYSFS
 #define define_therm_throt_sysdev_one_ro(_name)				\
 	static SYSDEV_ATTR(_name, 0444, therm_throt_sysdev_show_##_name, NULL)
 
 #define define_therm_throt_sysdev_show_func(name)			\
-static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev,	\
-					struct sysdev_attribute *attr,	\
-					      char *buf)		\
+									\
+static ssize_t therm_throt_sysdev_show_##name(				\
+			struct sys_device *dev,				\
+			struct sysdev_attribute *attr,			\
+			char *buf)					\
 {									\
 	unsigned int cpu = dev->id;					\
 	ssize_t ret;							\
@@ -55,7 +66,7 @@ static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev,	\
 	preempt_disable();	/* CPU hotplug */			\
 	if (cpu_online(cpu))						\
 		ret = sprintf(buf, "%lu\n",				\
-			      per_cpu(thermal_throttle_##name, cpu));	\
+			      per_cpu(thermal_state, cpu).name);	\
 	else								\
 		ret = 0;						\
 	preempt_enable();						\
@@ -63,11 +74,11 @@ static ssize_t therm_throt_sysdev_show_##name(struct sys_device *dev,	\
 	return ret;							\
 }
 
-define_therm_throt_sysdev_show_func(count);
-define_therm_throt_sysdev_one_ro(count);
+define_therm_throt_sysdev_show_func(throttle_count);
+define_therm_throt_sysdev_one_ro(throttle_count);
 
 static struct attribute *thermal_throttle_attrs[] = {
-	&attr_count.attr,
+	&attr_throttle_count.attr,
 	NULL
 };
 
@@ -93,33 +104,39 @@ static struct attribute_group thermal_throttle_attr_group = {
  *          1 : Event should be logged further, and a message has been
  *              printed to the syslog.
  */
-static int therm_throt_process(int curr)
+static int therm_throt_process(bool is_throttled)
 {
-	unsigned int cpu = smp_processor_id();
-	__u64 tmp_jiffs = get_jiffies_64();
-	bool was_throttled = __get_cpu_var(thermal_throttle_active);
-	bool is_throttled = __get_cpu_var(thermal_throttle_active) = curr;
+	struct thermal_state *state;
+	unsigned int this_cpu;
+	bool was_throttled;
+	u64 now;
+
+	this_cpu = smp_processor_id();
+	now = get_jiffies_64();
+	state = &per_cpu(thermal_state, this_cpu);
+
+	was_throttled = state->is_throttled;
+	state->is_throttled = is_throttled;
 
 	if (is_throttled)
-		__get_cpu_var(thermal_throttle_count)++;
+		state->throttle_count++;
 
-	if (!(was_throttled ^ is_throttled) &&
-	    time_before64(tmp_jiffs, __get_cpu_var(next_check)))
+	if (time_before64(now, state->next_check) &&
+			state->throttle_count != state->last_throttle_count)
 		return 0;
 
-	__get_cpu_var(next_check) = tmp_jiffs + CHECK_INTERVAL;
+	state->next_check = now + CHECK_INTERVAL;
+	state->last_throttle_count = state->throttle_count;
 
 	/* if we just entered the thermal event */
 	if (is_throttled) {
-		printk(KERN_CRIT "CPU%d: Temperature above threshold, "
-		       "cpu clock throttled (total events = %lu)\n",
-		       cpu, __get_cpu_var(thermal_throttle_count));
+		printk(KERN_CRIT "CPU%d: Temperature above threshold, cpu clock throttled (total events = %lu)\n", this_cpu, state->throttle_count);
 
 		add_taint(TAINT_MACHINE_CHECK);
 		return 1;
 	}
 	if (was_throttled) {
-		printk(KERN_INFO "CPU%d: Temperature/speed normal\n", cpu);
+		printk(KERN_INFO "CPU%d: Temperature/speed normal\n", this_cpu);
 		return 1;
 	}
 
@@ -213,7 +230,7 @@ static void intel_thermal_interrupt(void)
 	__u64 msr_val;
 
 	rdmsrl(MSR_IA32_THERM_STATUS, msr_val);
-	if (therm_throt_process(msr_val & THERM_STATUS_PROCHOT))
+	if (therm_throt_process((msr_val & THERM_STATUS_PROCHOT) != 0))
 		mce_log_therm_throt_event(msr_val);
 }
 
diff --git a/arch/x86/kernel/cpu/mtrr/cleanup.c b/arch/x86/kernel/cpu/mtrr/cleanup.c
index 315738c74aad..73c86db5acbe 100644
--- a/arch/x86/kernel/cpu/mtrr/cleanup.c
+++ b/arch/x86/kernel/cpu/mtrr/cleanup.c
@@ -846,7 +846,7 @@ int __init mtrr_cleanup(unsigned address_bits)
 	sort(range, nr_range, sizeof(struct res_range), cmp_range, NULL);
 
 	range_sums = sum_ranges(range, nr_range);
-	printk(KERN_INFO "total RAM coverred: %ldM\n",
+	printk(KERN_INFO "total RAM covered: %ldM\n",
 	       range_sums >> (20 - PAGE_SHIFT));
 
 	if (mtrr_chunk_size && mtrr_gran_size) {
diff --git a/arch/x86/kernel/cpu/mtrr/if.c b/arch/x86/kernel/cpu/mtrr/if.c
index 08b6ea4c62b4..3c1b12d461d1 100644
--- a/arch/x86/kernel/cpu/mtrr/if.c
+++ b/arch/x86/kernel/cpu/mtrr/if.c
@@ -96,17 +96,24 @@ mtrr_write(struct file *file, const char __user *buf, size_t len, loff_t * ppos)
 	unsigned long long base, size;
 	char *ptr;
 	char line[LINE_SIZE];
+	int length;
 	size_t linelen;
 
 	if (!capable(CAP_SYS_ADMIN))
 		return -EPERM;
-	if (!len)
-		return -EINVAL;
 
 	memset(line, 0, LINE_SIZE);
-	if (len > LINE_SIZE)
-		len = LINE_SIZE;
-	if (copy_from_user(line, buf, len - 1))
+
+	length = len;
+	length--;
+
+	if (length > LINE_SIZE - 1)
+		length = LINE_SIZE - 1;
+
+	if (length < 0)
+		return -EINVAL;
+
+	if (copy_from_user(line, buf, length))
 		return -EFAULT;
 
 	linelen = strlen(line);
@@ -126,8 +133,8 @@ mtrr_write(struct file *file, const char __user *buf, size_t len, loff_t * ppos)
 		return -EINVAL;
 
 	base = simple_strtoull(line + 5, &ptr, 0);
-	for (; isspace(*ptr); ++ptr)
-		;
+	while (isspace(*ptr))
+		ptr++;
 
 	if (strncmp(ptr, "size=", 5))
 		return -EINVAL;
@@ -135,14 +142,14 @@ mtrr_write(struct file *file, const char __user *buf, size_t len, loff_t * ppos)
 	size = simple_strtoull(ptr + 5, &ptr, 0);
 	if ((base & 0xfff) || (size & 0xfff))
 		return -EINVAL;
-	for (; isspace(*ptr); ++ptr)
-		;
+	while (isspace(*ptr))
+		ptr++;
 
 	if (strncmp(ptr, "type=", 5))
 		return -EINVAL;
 	ptr += 5;
-	for (; isspace(*ptr); ++ptr)
-		;
+	while (isspace(*ptr))
+		ptr++;
 
 	for (i = 0; i < MTRR_NUM_TYPES; ++i) {
 		if (strcmp(ptr, mtrr_strings[i]))
diff --git a/arch/x86/kernel/cpu/perf_counter.c b/arch/x86/kernel/cpu/perf_event.c
index 2732e2c1e4d3..b5801c311846 100644
--- a/arch/x86/kernel/cpu/perf_counter.c
+++ b/arch/x86/kernel/cpu/perf_event.c
@@ -1,5 +1,5 @@
 /*
- * Performance counter x86 architecture code
+ * Performance events x86 architecture code
  *
  *  Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
  *  Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar
@@ -11,7 +11,7 @@
  *  For licencing details see kernel-base/COPYING
  */
 
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/capability.h>
 #include <linux/notifier.h>
 #include <linux/hardirq.h>
@@ -27,19 +27,19 @@
 #include <asm/stacktrace.h>
 #include <asm/nmi.h>
 
-static u64 perf_counter_mask __read_mostly;
+static u64 perf_event_mask __read_mostly;
 
-/* The maximal number of PEBS counters: */
-#define MAX_PEBS_COUNTERS	4
+/* The maximal number of PEBS events: */
+#define MAX_PEBS_EVENTS	4
 
 /* The size of a BTS record in bytes: */
 #define BTS_RECORD_SIZE		24
 
 /* The size of a per-cpu BTS buffer in bytes: */
-#define BTS_BUFFER_SIZE		(BTS_RECORD_SIZE * 1024)
+#define BTS_BUFFER_SIZE		(BTS_RECORD_SIZE * 2048)
 
 /* The BTS overflow threshold in bytes from the end of the buffer: */
-#define BTS_OVFL_TH		(BTS_RECORD_SIZE * 64)
+#define BTS_OVFL_TH		(BTS_RECORD_SIZE * 128)
 
 
 /*
@@ -65,11 +65,11 @@ struct debug_store {
 	u64	pebs_index;
 	u64	pebs_absolute_maximum;
 	u64	pebs_interrupt_threshold;
-	u64	pebs_counter_reset[MAX_PEBS_COUNTERS];
+	u64	pebs_event_reset[MAX_PEBS_EVENTS];
 };
 
-struct cpu_hw_counters {
-	struct perf_counter	*counters[X86_PMC_IDX_MAX];
+struct cpu_hw_events {
+	struct perf_event	*events[X86_PMC_IDX_MAX];
 	unsigned long		used_mask[BITS_TO_LONGS(X86_PMC_IDX_MAX)];
 	unsigned long		active_mask[BITS_TO_LONGS(X86_PMC_IDX_MAX)];
 	unsigned long		interrupts;
@@ -86,17 +86,17 @@ struct x86_pmu {
 	int		(*handle_irq)(struct pt_regs *);
 	void		(*disable_all)(void);
 	void		(*enable_all)(void);
-	void		(*enable)(struct hw_perf_counter *, int);
-	void		(*disable)(struct hw_perf_counter *, int);
+	void		(*enable)(struct hw_perf_event *, int);
+	void		(*disable)(struct hw_perf_event *, int);
 	unsigned	eventsel;
 	unsigned	perfctr;
 	u64		(*event_map)(int);
 	u64		(*raw_event)(u64);
 	int		max_events;
-	int		num_counters;
-	int		num_counters_fixed;
-	int		counter_bits;
-	u64		counter_mask;
+	int		num_events;
+	int		num_events_fixed;
+	int		event_bits;
+	u64		event_mask;
 	int		apic;
 	u64		max_period;
 	u64		intel_ctrl;
@@ -106,7 +106,7 @@ struct x86_pmu {
 
 static struct x86_pmu x86_pmu __read_mostly;
 
-static DEFINE_PER_CPU(struct cpu_hw_counters, cpu_hw_counters) = {
+static DEFINE_PER_CPU(struct cpu_hw_events, cpu_hw_events) = {
 	.enabled = 1,
 };
 
@@ -124,35 +124,35 @@ static const u64 p6_perfmon_event_map[] =
   [PERF_COUNT_HW_BUS_CYCLES]		= 0x0062,
 };
 
-static u64 p6_pmu_event_map(int event)
+static u64 p6_pmu_event_map(int hw_event)
 {
-	return p6_perfmon_event_map[event];
+	return p6_perfmon_event_map[hw_event];
 }
 
 /*
- * Counter setting that is specified not to count anything.
+ * Event setting that is specified not to count anything.
  * We use this to effectively disable a counter.
  *
  * L2_RQSTS with 0 MESI unit mask.
  */
-#define P6_NOP_COUNTER			0x0000002EULL
+#define P6_NOP_EVENT			0x0000002EULL
 
-static u64 p6_pmu_raw_event(u64 event)
+static u64 p6_pmu_raw_event(u64 hw_event)
 {
 #define P6_EVNTSEL_EVENT_MASK		0x000000FFULL
 #define P6_EVNTSEL_UNIT_MASK		0x0000FF00ULL
 #define P6_EVNTSEL_EDGE_MASK		0x00040000ULL
 #define P6_EVNTSEL_INV_MASK		0x00800000ULL
-#define P6_EVNTSEL_COUNTER_MASK		0xFF000000ULL
+#define P6_EVNTSEL_REG_MASK		0xFF000000ULL
 
 #define P6_EVNTSEL_MASK			\
 	(P6_EVNTSEL_EVENT_MASK |	\
 	 P6_EVNTSEL_UNIT_MASK  |	\
 	 P6_EVNTSEL_EDGE_MASK  |	\
 	 P6_EVNTSEL_INV_MASK   |	\
-	 P6_EVNTSEL_COUNTER_MASK)
+	 P6_EVNTSEL_REG_MASK)
 
-	return event & P6_EVNTSEL_MASK;
+	return hw_event & P6_EVNTSEL_MASK;
 }
 
 
@@ -170,16 +170,16 @@ static const u64 intel_perfmon_event_map[] =
   [PERF_COUNT_HW_BUS_CYCLES]		= 0x013c,
 };
 
-static u64 intel_pmu_event_map(int event)
+static u64 intel_pmu_event_map(int hw_event)
 {
-	return intel_perfmon_event_map[event];
+	return intel_perfmon_event_map[hw_event];
 }
 
 /*
- * Generalized hw caching related event table, filled
+ * Generalized hw caching related hw_event table, filled
  * in on a per model basis. A value of 0 means
- * 'not supported', -1 means 'event makes no sense on
- * this CPU', any other value means the raw event
+ * 'not supported', -1 means 'hw_event makes no sense on
+ * this CPU', any other value means the raw hw_event
  * ID.
  */
 
@@ -463,22 +463,22 @@ static const u64 atom_hw_cache_event_ids
  },
 };
 
-static u64 intel_pmu_raw_event(u64 event)
+static u64 intel_pmu_raw_event(u64 hw_event)
 {
 #define CORE_EVNTSEL_EVENT_MASK		0x000000FFULL
 #define CORE_EVNTSEL_UNIT_MASK		0x0000FF00ULL
 #define CORE_EVNTSEL_EDGE_MASK		0x00040000ULL
 #define CORE_EVNTSEL_INV_MASK		0x00800000ULL
-#define CORE_EVNTSEL_COUNTER_MASK	0xFF000000ULL
+#define CORE_EVNTSEL_REG_MASK	0xFF000000ULL
 
 #define CORE_EVNTSEL_MASK		\
 	(CORE_EVNTSEL_EVENT_MASK |	\
 	 CORE_EVNTSEL_UNIT_MASK  |	\
 	 CORE_EVNTSEL_EDGE_MASK  |	\
 	 CORE_EVNTSEL_INV_MASK  |	\
-	 CORE_EVNTSEL_COUNTER_MASK)
+	 CORE_EVNTSEL_REG_MASK)
 
-	return event & CORE_EVNTSEL_MASK;
+	return hw_event & CORE_EVNTSEL_MASK;
 }
 
 static const u64 amd_hw_cache_event_ids
@@ -585,39 +585,39 @@ static const u64 amd_perfmon_event_map[] =
   [PERF_COUNT_HW_BRANCH_MISSES]		= 0x00c5,
 };
 
-static u64 amd_pmu_event_map(int event)
+static u64 amd_pmu_event_map(int hw_event)
 {
-	return amd_perfmon_event_map[event];
+	return amd_perfmon_event_map[hw_event];
 }
 
-static u64 amd_pmu_raw_event(u64 event)
+static u64 amd_pmu_raw_event(u64 hw_event)
 {
 #define K7_EVNTSEL_EVENT_MASK	0x7000000FFULL
 #define K7_EVNTSEL_UNIT_MASK	0x00000FF00ULL
 #define K7_EVNTSEL_EDGE_MASK	0x000040000ULL
 #define K7_EVNTSEL_INV_MASK	0x000800000ULL
-#define K7_EVNTSEL_COUNTER_MASK	0x0FF000000ULL
+#define K7_EVNTSEL_REG_MASK	0x0FF000000ULL
 
 #define K7_EVNTSEL_MASK			\
 	(K7_EVNTSEL_EVENT_MASK |	\
 	 K7_EVNTSEL_UNIT_MASK  |	\
 	 K7_EVNTSEL_EDGE_MASK  |	\
 	 K7_EVNTSEL_INV_MASK   |	\
-	 K7_EVNTSEL_COUNTER_MASK)
+	 K7_EVNTSEL_REG_MASK)
 
-	return event & K7_EVNTSEL_MASK;
+	return hw_event & K7_EVNTSEL_MASK;
 }
 
 /*
- * Propagate counter elapsed time into the generic counter.
- * Can only be executed on the CPU where the counter is active.
+ * Propagate event elapsed time into the generic event.
+ * Can only be executed on the CPU where the event is active.
  * Returns the delta events processed.
  */
 static u64
-x86_perf_counter_update(struct perf_counter *counter,
-			struct hw_perf_counter *hwc, int idx)
+x86_perf_event_update(struct perf_event *event,
+			struct hw_perf_event *hwc, int idx)
 {
-	int shift = 64 - x86_pmu.counter_bits;
+	int shift = 64 - x86_pmu.event_bits;
 	u64 prev_raw_count, new_raw_count;
 	s64 delta;
 
@@ -625,15 +625,15 @@ x86_perf_counter_update(struct perf_counter *counter,
 		return 0;
 
 	/*
-	 * Careful: an NMI might modify the previous counter value.
+	 * Careful: an NMI might modify the previous event value.
 	 *
 	 * Our tactic to handle this is to first atomically read and
 	 * exchange a new raw count - then add that new-prev delta
-	 * count to the generic counter atomically:
+	 * count to the generic event atomically:
 	 */
 again:
 	prev_raw_count = atomic64_read(&hwc->prev_count);
-	rdmsrl(hwc->counter_base + idx, new_raw_count);
+	rdmsrl(hwc->event_base + idx, new_raw_count);
 
 	if (atomic64_cmpxchg(&hwc->prev_count, prev_raw_count,
 					new_raw_count) != prev_raw_count)
@@ -642,7 +642,7 @@ again:
 	/*
 	 * Now we have the new raw value and have updated the prev
 	 * timestamp already. We can now calculate the elapsed delta
-	 * (counter-)time and add that to the generic counter.
+	 * (event-)time and add that to the generic event.
 	 *
 	 * Careful, not all hw sign-extends above the physical width
 	 * of the count.
@@ -650,13 +650,13 @@ again:
 	delta = (new_raw_count << shift) - (prev_raw_count << shift);
 	delta >>= shift;
 
-	atomic64_add(delta, &counter->count);
+	atomic64_add(delta, &event->count);
 	atomic64_sub(delta, &hwc->period_left);
 
 	return new_raw_count;
 }
 
-static atomic_t active_counters;
+static atomic_t active_events;
 static DEFINE_MUTEX(pmc_reserve_mutex);
 
 static bool reserve_pmc_hardware(void)
@@ -667,12 +667,12 @@ static bool reserve_pmc_hardware(void)
 	if (nmi_watchdog == NMI_LOCAL_APIC)
 		disable_lapic_nmi_watchdog();
 
-	for (i = 0; i < x86_pmu.num_counters; i++) {
+	for (i = 0; i < x86_pmu.num_events; i++) {
 		if (!reserve_perfctr_nmi(x86_pmu.perfctr + i))
 			goto perfctr_fail;
 	}
 
-	for (i = 0; i < x86_pmu.num_counters; i++) {
+	for (i = 0; i < x86_pmu.num_events; i++) {
 		if (!reserve_evntsel_nmi(x86_pmu.eventsel + i))
 			goto eventsel_fail;
 	}
@@ -685,7 +685,7 @@ eventsel_fail:
 	for (i--; i >= 0; i--)
 		release_evntsel_nmi(x86_pmu.eventsel + i);
 
-	i = x86_pmu.num_counters;
+	i = x86_pmu.num_events;
 
 perfctr_fail:
 	for (i--; i >= 0; i--)
@@ -703,7 +703,7 @@ static void release_pmc_hardware(void)
 #ifdef CONFIG_X86_LOCAL_APIC
 	int i;
 
-	for (i = 0; i < x86_pmu.num_counters; i++) {
+	for (i = 0; i < x86_pmu.num_events; i++) {
 		release_perfctr_nmi(x86_pmu.perfctr + i);
 		release_evntsel_nmi(x86_pmu.eventsel + i);
 	}
@@ -720,7 +720,7 @@ static inline bool bts_available(void)
 
 static inline void init_debug_store_on_cpu(int cpu)
 {
-	struct debug_store *ds = per_cpu(cpu_hw_counters, cpu).ds;
+	struct debug_store *ds = per_cpu(cpu_hw_events, cpu).ds;
 
 	if (!ds)
 		return;
@@ -732,7 +732,7 @@ static inline void init_debug_store_on_cpu(int cpu)
 
 static inline void fini_debug_store_on_cpu(int cpu)
 {
-	if (!per_cpu(cpu_hw_counters, cpu).ds)
+	if (!per_cpu(cpu_hw_events, cpu).ds)
 		return;
 
 	wrmsr_on_cpu(cpu, MSR_IA32_DS_AREA, 0, 0);
@@ -751,12 +751,12 @@ static void release_bts_hardware(void)
 		fini_debug_store_on_cpu(cpu);
 
 	for_each_possible_cpu(cpu) {
-		struct debug_store *ds = per_cpu(cpu_hw_counters, cpu).ds;
+		struct debug_store *ds = per_cpu(cpu_hw_events, cpu).ds;
 
 		if (!ds)
 			continue;
 
-		per_cpu(cpu_hw_counters, cpu).ds = NULL;
+		per_cpu(cpu_hw_events, cpu).ds = NULL;
 
 		kfree((void *)(unsigned long)ds->bts_buffer_base);
 		kfree(ds);
@@ -796,7 +796,7 @@ static int reserve_bts_hardware(void)
 		ds->bts_interrupt_threshold =
 			ds->bts_absolute_maximum - BTS_OVFL_TH;
 
-		per_cpu(cpu_hw_counters, cpu).ds = ds;
+		per_cpu(cpu_hw_events, cpu).ds = ds;
 		err = 0;
 	}
 
@@ -812,9 +812,9 @@ static int reserve_bts_hardware(void)
 	return err;
 }
 
-static void hw_perf_counter_destroy(struct perf_counter *counter)
+static void hw_perf_event_destroy(struct perf_event *event)
 {
-	if (atomic_dec_and_mutex_lock(&active_counters, &pmc_reserve_mutex)) {
+	if (atomic_dec_and_mutex_lock(&active_events, &pmc_reserve_mutex)) {
 		release_pmc_hardware();
 		release_bts_hardware();
 		mutex_unlock(&pmc_reserve_mutex);
@@ -827,7 +827,7 @@ static inline int x86_pmu_initialized(void)
 }
 
 static inline int
-set_ext_hw_attr(struct hw_perf_counter *hwc, struct perf_counter_attr *attr)
+set_ext_hw_attr(struct hw_perf_event *hwc, struct perf_event_attr *attr)
 {
 	unsigned int cache_type, cache_op, cache_result;
 	u64 config, val;
@@ -880,7 +880,7 @@ static void intel_pmu_enable_bts(u64 config)
 
 static void intel_pmu_disable_bts(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	unsigned long debugctlmsr;
 
 	if (!cpuc->ds)
@@ -898,10 +898,10 @@ static void intel_pmu_disable_bts(void)
 /*
  * Setup the hardware configuration for a given attr_type
  */
-static int __hw_perf_counter_init(struct perf_counter *counter)
+static int __hw_perf_event_init(struct perf_event *event)
 {
-	struct perf_counter_attr *attr = &counter->attr;
-	struct hw_perf_counter *hwc = &counter->hw;
+	struct perf_event_attr *attr = &event->attr;
+	struct hw_perf_event *hwc = &event->hw;
 	u64 config;
 	int err;
 
@@ -909,21 +909,23 @@ static int __hw_perf_counter_init(struct perf_counter *counter)
 		return -ENODEV;
 
 	err = 0;
-	if (!atomic_inc_not_zero(&active_counters)) {
+	if (!atomic_inc_not_zero(&active_events)) {
 		mutex_lock(&pmc_reserve_mutex);
-		if (atomic_read(&active_counters) == 0) {
+		if (atomic_read(&active_events) == 0) {
 			if (!reserve_pmc_hardware())
 				err = -EBUSY;
 			else
 				err = reserve_bts_hardware();
 		}
 		if (!err)
-			atomic_inc(&active_counters);
+			atomic_inc(&active_events);
 		mutex_unlock(&pmc_reserve_mutex);
 	}
 	if (err)
 		return err;
 
+	event->destroy = hw_perf_event_destroy;
+
 	/*
 	 * Generate PMC IRQs:
 	 * (keep 'enabled' bit clear for now)
@@ -946,17 +948,15 @@ static int __hw_perf_counter_init(struct perf_counter *counter)
 		/*
 		 * If we have a PMU initialized but no APIC
 		 * interrupts, we cannot sample hardware
-		 * counters (user-space has to fall back and
-		 * sample via a hrtimer based software counter):
+		 * events (user-space has to fall back and
+		 * sample via a hrtimer based software event):
 		 */
 		if (!x86_pmu.apic)
 			return -EOPNOTSUPP;
 	}
 
-	counter->destroy = hw_perf_counter_destroy;
-
 	/*
-	 * Raw event type provide the config in the event structure
+	 * Raw hw_event type provide the config in the hw_event structure
 	 */
 	if (attr->type == PERF_TYPE_RAW) {
 		hwc->config |= x86_pmu.raw_event(attr->config);
@@ -1001,7 +1001,7 @@ static int __hw_perf_counter_init(struct perf_counter *counter)
 
 static void p6_pmu_disable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	u64 val;
 
 	if (!cpuc->enabled)
@@ -1018,7 +1018,7 @@ static void p6_pmu_disable_all(void)
 
 static void intel_pmu_disable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 
 	if (!cpuc->enabled)
 		return;
@@ -1034,7 +1034,7 @@ static void intel_pmu_disable_all(void)
 
 static void amd_pmu_disable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	int idx;
 
 	if (!cpuc->enabled)
@@ -1043,12 +1043,12 @@ static void amd_pmu_disable_all(void)
 	cpuc->enabled = 0;
 	/*
 	 * ensure we write the disable before we start disabling the
-	 * counters proper, so that amd_pmu_enable_counter() does the
+	 * events proper, so that amd_pmu_enable_event() does the
 	 * right thing.
 	 */
 	barrier();
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
 		u64 val;
 
 		if (!test_bit(idx, cpuc->active_mask))
@@ -1070,7 +1070,7 @@ void hw_perf_disable(void)
 
 static void p6_pmu_enable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	unsigned long val;
 
 	if (cpuc->enabled)
@@ -1087,7 +1087,7 @@ static void p6_pmu_enable_all(void)
 
 static void intel_pmu_enable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 
 	if (cpuc->enabled)
 		return;
@@ -1098,19 +1098,19 @@ static void intel_pmu_enable_all(void)
 	wrmsrl(MSR_CORE_PERF_GLOBAL_CTRL, x86_pmu.intel_ctrl);
 
 	if (test_bit(X86_PMC_IDX_FIXED_BTS, cpuc->active_mask)) {
-		struct perf_counter *counter =
-			cpuc->counters[X86_PMC_IDX_FIXED_BTS];
+		struct perf_event *event =
+			cpuc->events[X86_PMC_IDX_FIXED_BTS];
 
-		if (WARN_ON_ONCE(!counter))
+		if (WARN_ON_ONCE(!event))
 			return;
 
-		intel_pmu_enable_bts(counter->hw.config);
+		intel_pmu_enable_bts(event->hw.config);
 	}
 }
 
 static void amd_pmu_enable_all(void)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	int idx;
 
 	if (cpuc->enabled)
@@ -1119,14 +1119,14 @@ static void amd_pmu_enable_all(void)
 	cpuc->enabled = 1;
 	barrier();
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
-		struct perf_counter *counter = cpuc->counters[idx];
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
+		struct perf_event *event = cpuc->events[idx];
 		u64 val;
 
 		if (!test_bit(idx, cpuc->active_mask))
 			continue;
 
-		val = counter->hw.config;
+		val = event->hw.config;
 		val |= ARCH_PERFMON_EVENTSEL0_ENABLE;
 		wrmsrl(MSR_K7_EVNTSEL0 + idx, val);
 	}
@@ -1153,19 +1153,19 @@ static inline void intel_pmu_ack_status(u64 ack)
 	wrmsrl(MSR_CORE_PERF_GLOBAL_OVF_CTRL, ack);
 }
 
-static inline void x86_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
+static inline void x86_pmu_enable_event(struct hw_perf_event *hwc, int idx)
 {
 	(void)checking_wrmsrl(hwc->config_base + idx,
 			      hwc->config | ARCH_PERFMON_EVENTSEL0_ENABLE);
 }
 
-static inline void x86_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
+static inline void x86_pmu_disable_event(struct hw_perf_event *hwc, int idx)
 {
 	(void)checking_wrmsrl(hwc->config_base + idx, hwc->config);
 }
 
 static inline void
-intel_pmu_disable_fixed(struct hw_perf_counter *hwc, int __idx)
+intel_pmu_disable_fixed(struct hw_perf_event *hwc, int __idx)
 {
 	int idx = __idx - X86_PMC_IDX_FIXED;
 	u64 ctrl_val, mask;
@@ -1178,10 +1178,10 @@ intel_pmu_disable_fixed(struct hw_perf_counter *hwc, int __idx)
 }
 
 static inline void
-p6_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
+p6_pmu_disable_event(struct hw_perf_event *hwc, int idx)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	u64 val = P6_NOP_COUNTER;
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	u64 val = P6_NOP_EVENT;
 
 	if (cpuc->enabled)
 		val |= ARCH_PERFMON_EVENTSEL0_ENABLE;
@@ -1190,7 +1190,7 @@ p6_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
 }
 
 static inline void
-intel_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
+intel_pmu_disable_event(struct hw_perf_event *hwc, int idx)
 {
 	if (unlikely(idx == X86_PMC_IDX_FIXED_BTS)) {
 		intel_pmu_disable_bts();
@@ -1202,24 +1202,24 @@ intel_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
 		return;
 	}
 
-	x86_pmu_disable_counter(hwc, idx);
+	x86_pmu_disable_event(hwc, idx);
 }
 
 static inline void
-amd_pmu_disable_counter(struct hw_perf_counter *hwc, int idx)
+amd_pmu_disable_event(struct hw_perf_event *hwc, int idx)
 {
-	x86_pmu_disable_counter(hwc, idx);
+	x86_pmu_disable_event(hwc, idx);
 }
 
 static DEFINE_PER_CPU(u64 [X86_PMC_IDX_MAX], pmc_prev_left);
 
 /*
  * Set the next IRQ period, based on the hwc->period_left value.
- * To be called with the counter disabled in hw:
+ * To be called with the event disabled in hw:
  */
 static int
-x86_perf_counter_set_period(struct perf_counter *counter,
-			     struct hw_perf_counter *hwc, int idx)
+x86_perf_event_set_period(struct perf_event *event,
+			     struct hw_perf_event *hwc, int idx)
 {
 	s64 left = atomic64_read(&hwc->period_left);
 	s64 period = hwc->sample_period;
@@ -1245,7 +1245,7 @@ x86_perf_counter_set_period(struct perf_counter *counter,
 		ret = 1;
 	}
 	/*
-	 * Quirk: certain CPUs dont like it if just 1 event is left:
+	 * Quirk: certain CPUs dont like it if just 1 hw_event is left:
 	 */
 	if (unlikely(left < 2))
 		left = 2;
@@ -1256,21 +1256,21 @@ x86_perf_counter_set_period(struct perf_counter *counter,
 	per_cpu(pmc_prev_left[idx], smp_processor_id()) = left;
 
 	/*
-	 * The hw counter starts counting from this counter offset,
+	 * The hw event starts counting from this event offset,
 	 * mark it to be able to extra future deltas:
 	 */
 	atomic64_set(&hwc->prev_count, (u64)-left);
 
-	err = checking_wrmsrl(hwc->counter_base + idx,
-			     (u64)(-left) & x86_pmu.counter_mask);
+	err = checking_wrmsrl(hwc->event_base + idx,
+			     (u64)(-left) & x86_pmu.event_mask);
 
-	perf_counter_update_userpage(counter);
+	perf_event_update_userpage(event);
 
 	return ret;
 }
 
 static inline void
-intel_pmu_enable_fixed(struct hw_perf_counter *hwc, int __idx)
+intel_pmu_enable_fixed(struct hw_perf_event *hwc, int __idx)
 {
 	int idx = __idx - X86_PMC_IDX_FIXED;
 	u64 ctrl_val, bits, mask;
@@ -1295,9 +1295,9 @@ intel_pmu_enable_fixed(struct hw_perf_counter *hwc, int __idx)
 	err = checking_wrmsrl(hwc->config_base, ctrl_val);
 }
 
-static void p6_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
+static void p6_pmu_enable_event(struct hw_perf_event *hwc, int idx)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 	u64 val;
 
 	val = hwc->config;
@@ -1308,10 +1308,10 @@ static void p6_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
 }
 
 
-static void intel_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
+static void intel_pmu_enable_event(struct hw_perf_event *hwc, int idx)
 {
 	if (unlikely(idx == X86_PMC_IDX_FIXED_BTS)) {
-		if (!__get_cpu_var(cpu_hw_counters).enabled)
+		if (!__get_cpu_var(cpu_hw_events).enabled)
 			return;
 
 		intel_pmu_enable_bts(hwc->config);
@@ -1323,134 +1323,134 @@ static void intel_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
 		return;
 	}
 
-	x86_pmu_enable_counter(hwc, idx);
+	x86_pmu_enable_event(hwc, idx);
 }
 
-static void amd_pmu_enable_counter(struct hw_perf_counter *hwc, int idx)
+static void amd_pmu_enable_event(struct hw_perf_event *hwc, int idx)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
 
 	if (cpuc->enabled)
-		x86_pmu_enable_counter(hwc, idx);
+		x86_pmu_enable_event(hwc, idx);
 }
 
 static int
-fixed_mode_idx(struct perf_counter *counter, struct hw_perf_counter *hwc)
+fixed_mode_idx(struct perf_event *event, struct hw_perf_event *hwc)
 {
-	unsigned int event;
+	unsigned int hw_event;
 
-	event = hwc->config & ARCH_PERFMON_EVENT_MASK;
+	hw_event = hwc->config & ARCH_PERFMON_EVENT_MASK;
 
-	if (unlikely((event ==
+	if (unlikely((hw_event ==
 		      x86_pmu.event_map(PERF_COUNT_HW_BRANCH_INSTRUCTIONS)) &&
 		     (hwc->sample_period == 1)))
 		return X86_PMC_IDX_FIXED_BTS;
 
-	if (!x86_pmu.num_counters_fixed)
+	if (!x86_pmu.num_events_fixed)
 		return -1;
 
-	if (unlikely(event == x86_pmu.event_map(PERF_COUNT_HW_INSTRUCTIONS)))
+	if (unlikely(hw_event == x86_pmu.event_map(PERF_COUNT_HW_INSTRUCTIONS)))
 		return X86_PMC_IDX_FIXED_INSTRUCTIONS;
-	if (unlikely(event == x86_pmu.event_map(PERF_COUNT_HW_CPU_CYCLES)))
+	if (unlikely(hw_event == x86_pmu.event_map(PERF_COUNT_HW_CPU_CYCLES)))
 		return X86_PMC_IDX_FIXED_CPU_CYCLES;
-	if (unlikely(event == x86_pmu.event_map(PERF_COUNT_HW_BUS_CYCLES)))
+	if (unlikely(hw_event == x86_pmu.event_map(PERF_COUNT_HW_BUS_CYCLES)))
 		return X86_PMC_IDX_FIXED_BUS_CYCLES;
 
 	return -1;
 }
 
 /*
- * Find a PMC slot for the freshly enabled / scheduled in counter:
+ * Find a PMC slot for the freshly enabled / scheduled in event:
  */
-static int x86_pmu_enable(struct perf_counter *counter)
+static int x86_pmu_enable(struct perf_event *event)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	struct hw_perf_counter *hwc = &counter->hw;
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
 	int idx;
 
-	idx = fixed_mode_idx(counter, hwc);
+	idx = fixed_mode_idx(event, hwc);
 	if (idx == X86_PMC_IDX_FIXED_BTS) {
 		/* BTS is already occupied. */
 		if (test_and_set_bit(idx, cpuc->used_mask))
 			return -EAGAIN;
 
 		hwc->config_base	= 0;
-		hwc->counter_base	= 0;
+		hwc->event_base	= 0;
 		hwc->idx		= idx;
 	} else if (idx >= 0) {
 		/*
-		 * Try to get the fixed counter, if that is already taken
-		 * then try to get a generic counter:
+		 * Try to get the fixed event, if that is already taken
+		 * then try to get a generic event:
 		 */
 		if (test_and_set_bit(idx, cpuc->used_mask))
 			goto try_generic;
 
 		hwc->config_base = MSR_ARCH_PERFMON_FIXED_CTR_CTRL;
 		/*
-		 * We set it so that counter_base + idx in wrmsr/rdmsr maps to
+		 * We set it so that event_base + idx in wrmsr/rdmsr maps to
 		 * MSR_ARCH_PERFMON_FIXED_CTR0 ... CTR2:
 		 */
-		hwc->counter_base =
+		hwc->event_base =
 			MSR_ARCH_PERFMON_FIXED_CTR0 - X86_PMC_IDX_FIXED;
 		hwc->idx = idx;
 	} else {
 		idx = hwc->idx;
-		/* Try to get the previous generic counter again */
+		/* Try to get the previous generic event again */
 		if (test_and_set_bit(idx, cpuc->used_mask)) {
 try_generic:
 			idx = find_first_zero_bit(cpuc->used_mask,
-						  x86_pmu.num_counters);
-			if (idx == x86_pmu.num_counters)
+						  x86_pmu.num_events);
+			if (idx == x86_pmu.num_events)
 				return -EAGAIN;
 
 			set_bit(idx, cpuc->used_mask);
 			hwc->idx = idx;
 		}
 		hwc->config_base  = x86_pmu.eventsel;
-		hwc->counter_base = x86_pmu.perfctr;
+		hwc->event_base = x86_pmu.perfctr;
 	}
 
-	perf_counters_lapic_init();
+	perf_events_lapic_init();
 
 	x86_pmu.disable(hwc, idx);
 
-	cpuc->counters[idx] = counter;
+	cpuc->events[idx] = event;
 	set_bit(idx, cpuc->active_mask);
 
-	x86_perf_counter_set_period(counter, hwc, idx);
+	x86_perf_event_set_period(event, hwc, idx);
 	x86_pmu.enable(hwc, idx);
 
-	perf_counter_update_userpage(counter);
+	perf_event_update_userpage(event);
 
 	return 0;
 }
 
-static void x86_pmu_unthrottle(struct perf_counter *counter)
+static void x86_pmu_unthrottle(struct perf_event *event)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	struct hw_perf_counter *hwc = &counter->hw;
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
 
 	if (WARN_ON_ONCE(hwc->idx >= X86_PMC_IDX_MAX ||
-				cpuc->counters[hwc->idx] != counter))
+				cpuc->events[hwc->idx] != event))
 		return;
 
 	x86_pmu.enable(hwc, hwc->idx);
 }
 
-void perf_counter_print_debug(void)
+void perf_event_print_debug(void)
 {
 	u64 ctrl, status, overflow, pmc_ctrl, pmc_count, prev_left, fixed;
-	struct cpu_hw_counters *cpuc;
+	struct cpu_hw_events *cpuc;
 	unsigned long flags;
 	int cpu, idx;
 
-	if (!x86_pmu.num_counters)
+	if (!x86_pmu.num_events)
 		return;
 
 	local_irq_save(flags);
 
 	cpu = smp_processor_id();
-	cpuc = &per_cpu(cpu_hw_counters, cpu);
+	cpuc = &per_cpu(cpu_hw_events, cpu);
 
 	if (x86_pmu.version >= 2) {
 		rdmsrl(MSR_CORE_PERF_GLOBAL_CTRL, ctrl);
@@ -1466,7 +1466,7 @@ void perf_counter_print_debug(void)
 	}
 	pr_info("CPU#%d: used:       %016llx\n", cpu, *(u64 *)cpuc->used_mask);
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
 		rdmsrl(x86_pmu.eventsel + idx, pmc_ctrl);
 		rdmsrl(x86_pmu.perfctr  + idx, pmc_count);
 
@@ -1479,7 +1479,7 @@ void perf_counter_print_debug(void)
 		pr_info("CPU#%d:   gen-PMC%d left:  %016llx\n",
 			cpu, idx, prev_left);
 	}
-	for (idx = 0; idx < x86_pmu.num_counters_fixed; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events_fixed; idx++) {
 		rdmsrl(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, pmc_count);
 
 		pr_info("CPU#%d: fixed-PMC%d count: %016llx\n",
@@ -1488,8 +1488,7 @@ void perf_counter_print_debug(void)
 	local_irq_restore(flags);
 }
 
-static void intel_pmu_drain_bts_buffer(struct cpu_hw_counters *cpuc,
-				       struct perf_sample_data *data)
+static void intel_pmu_drain_bts_buffer(struct cpu_hw_events *cpuc)
 {
 	struct debug_store *ds = cpuc->ds;
 	struct bts_record {
@@ -1497,11 +1496,14 @@ static void intel_pmu_drain_bts_buffer(struct cpu_hw_counters *cpuc,
 		u64	to;
 		u64	flags;
 	};
-	struct perf_counter *counter = cpuc->counters[X86_PMC_IDX_FIXED_BTS];
-	unsigned long orig_ip = data->regs->ip;
+	struct perf_event *event = cpuc->events[X86_PMC_IDX_FIXED_BTS];
 	struct bts_record *at, *top;
+	struct perf_output_handle handle;
+	struct perf_event_header header;
+	struct perf_sample_data data;
+	struct pt_regs regs;
 
-	if (!counter)
+	if (!event)
 		return;
 
 	if (!ds)
@@ -1510,26 +1512,45 @@ static void intel_pmu_drain_bts_buffer(struct cpu_hw_counters *cpuc,
 	at  = (struct bts_record *)(unsigned long)ds->bts_buffer_base;
 	top = (struct bts_record *)(unsigned long)ds->bts_index;
 
+	if (top <= at)
+		return;
+
 	ds->bts_index = ds->bts_buffer_base;
 
+
+	data.period	= event->hw.last_period;
+	data.addr	= 0;
+	regs.ip		= 0;
+
+	/*
+	 * Prepare a generic sample, i.e. fill in the invariant fields.
+	 * We will overwrite the from and to address before we output
+	 * the sample.
+	 */
+	perf_prepare_sample(&header, &data, event, &regs);
+
+	if (perf_output_begin(&handle, event,
+			      header.size * (top - at), 1, 1))
+		return;
+
 	for (; at < top; at++) {
-		data->regs->ip	= at->from;
-		data->addr	= at->to;
+		data.ip		= at->from;
+		data.addr	= at->to;
 
-		perf_counter_output(counter, 1, data);
+		perf_output_sample(&handle, &header, &data, event);
 	}
 
-	data->regs->ip	= orig_ip;
-	data->addr	= 0;
+	perf_output_end(&handle);
 
 	/* There's new data available. */
-	counter->pending_kill = POLL_IN;
+	event->hw.interrupts++;
+	event->pending_kill = POLL_IN;
 }
 
-static void x86_pmu_disable(struct perf_counter *counter)
+static void x86_pmu_disable(struct perf_event *event)
 {
-	struct cpu_hw_counters *cpuc = &__get_cpu_var(cpu_hw_counters);
-	struct hw_perf_counter *hwc = &counter->hw;
+	struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+	struct hw_perf_event *hwc = &event->hw;
 	int idx = hwc->idx;
 
 	/*
@@ -1541,67 +1562,63 @@ static void x86_pmu_disable(struct perf_counter *counter)
 
 	/*
 	 * Make sure the cleared pointer becomes visible before we
-	 * (potentially) free the counter:
+	 * (potentially) free the event:
 	 */
 	barrier();
 
 	/*
-	 * Drain the remaining delta count out of a counter
+	 * Drain the remaining delta count out of a event
 	 * that we are disabling:
 	 */
-	x86_perf_counter_update(counter, hwc, idx);
+	x86_perf_event_update(event, hwc, idx);
 
 	/* Drain the remaining BTS records. */
-	if (unlikely(idx == X86_PMC_IDX_FIXED_BTS)) {
-		struct perf_sample_data data;
-		struct pt_regs regs;
+	if (unlikely(idx == X86_PMC_IDX_FIXED_BTS))
+		intel_pmu_drain_bts_buffer(cpuc);
 
-		data.regs = &regs;
-		intel_pmu_drain_bts_buffer(cpuc, &data);
-	}
-	cpuc->counters[idx] = NULL;
+	cpuc->events[idx] = NULL;
 	clear_bit(idx, cpuc->used_mask);
 
-	perf_counter_update_userpage(counter);
+	perf_event_update_userpage(event);
 }
 
 /*
- * Save and restart an expired counter. Called by NMI contexts,
- * so it has to be careful about preempting normal counter ops:
+ * Save and restart an expired event. Called by NMI contexts,
+ * so it has to be careful about preempting normal event ops:
  */
-static int intel_pmu_save_and_restart(struct perf_counter *counter)
+static int intel_pmu_save_and_restart(struct perf_event *event)
 {
-	struct hw_perf_counter *hwc = &counter->hw;
+	struct hw_perf_event *hwc = &event->hw;
 	int idx = hwc->idx;
 	int ret;
 
-	x86_perf_counter_update(counter, hwc, idx);
-	ret = x86_perf_counter_set_period(counter, hwc, idx);
+	x86_perf_event_update(event, hwc, idx);
+	ret = x86_perf_event_set_period(event, hwc, idx);
 
-	if (counter->state == PERF_COUNTER_STATE_ACTIVE)
-		intel_pmu_enable_counter(hwc, idx);
+	if (event->state == PERF_EVENT_STATE_ACTIVE)
+		intel_pmu_enable_event(hwc, idx);
 
 	return ret;
 }
 
 static void intel_pmu_reset(void)
 {
-	struct debug_store *ds = __get_cpu_var(cpu_hw_counters).ds;
+	struct debug_store *ds = __get_cpu_var(cpu_hw_events).ds;
 	unsigned long flags;
 	int idx;
 
-	if (!x86_pmu.num_counters)
+	if (!x86_pmu.num_events)
 		return;
 
 	local_irq_save(flags);
 
 	printk("clearing PMU state on CPU#%d\n", smp_processor_id());
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
 		checking_wrmsrl(x86_pmu.eventsel + idx, 0ull);
 		checking_wrmsrl(x86_pmu.perfctr  + idx, 0ull);
 	}
-	for (idx = 0; idx < x86_pmu.num_counters_fixed; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events_fixed; idx++) {
 		checking_wrmsrl(MSR_ARCH_PERFMON_FIXED_CTR0 + idx, 0ull);
 	}
 	if (ds)
@@ -1613,39 +1630,38 @@ static void intel_pmu_reset(void)
 static int p6_pmu_handle_irq(struct pt_regs *regs)
 {
 	struct perf_sample_data data;
-	struct cpu_hw_counters *cpuc;
-	struct perf_counter *counter;
-	struct hw_perf_counter *hwc;
+	struct cpu_hw_events *cpuc;
+	struct perf_event *event;
+	struct hw_perf_event *hwc;
 	int idx, handled = 0;
 	u64 val;
 
-	data.regs = regs;
 	data.addr = 0;
 
-	cpuc = &__get_cpu_var(cpu_hw_counters);
+	cpuc = &__get_cpu_var(cpu_hw_events);
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
 		if (!test_bit(idx, cpuc->active_mask))
 			continue;
 
-		counter = cpuc->counters[idx];
-		hwc = &counter->hw;
+		event = cpuc->events[idx];
+		hwc = &event->hw;
 
-		val = x86_perf_counter_update(counter, hwc, idx);
-		if (val & (1ULL << (x86_pmu.counter_bits - 1)))
+		val = x86_perf_event_update(event, hwc, idx);
+		if (val & (1ULL << (x86_pmu.event_bits - 1)))
 			continue;
 
 		/*
-		 * counter overflow
+		 * event overflow
 		 */
 		handled		= 1;
-		data.period	= counter->hw.last_period;
+		data.period	= event->hw.last_period;
 
-		if (!x86_perf_counter_set_period(counter, hwc, idx))
+		if (!x86_perf_event_set_period(event, hwc, idx))
 			continue;
 
-		if (perf_counter_overflow(counter, 1, &data))
-			p6_pmu_disable_counter(hwc, idx);
+		if (perf_event_overflow(event, 1, &data, regs))
+			p6_pmu_disable_event(hwc, idx);
 	}
 
 	if (handled)
@@ -1661,17 +1677,16 @@ static int p6_pmu_handle_irq(struct pt_regs *regs)
 static int intel_pmu_handle_irq(struct pt_regs *regs)
 {
 	struct perf_sample_data data;
-	struct cpu_hw_counters *cpuc;
+	struct cpu_hw_events *cpuc;
 	int bit, loops;
 	u64 ack, status;
 
-	data.regs = regs;
 	data.addr = 0;
 
-	cpuc = &__get_cpu_var(cpu_hw_counters);
+	cpuc = &__get_cpu_var(cpu_hw_events);
 
 	perf_disable();
-	intel_pmu_drain_bts_buffer(cpuc, &data);
+	intel_pmu_drain_bts_buffer(cpuc);
 	status = intel_pmu_get_status();
 	if (!status) {
 		perf_enable();
@@ -1681,8 +1696,8 @@ static int intel_pmu_handle_irq(struct pt_regs *regs)
 	loops = 0;
 again:
 	if (++loops > 100) {
-		WARN_ONCE(1, "perfcounters: irq loop stuck!\n");
-		perf_counter_print_debug();
+		WARN_ONCE(1, "perfevents: irq loop stuck!\n");
+		perf_event_print_debug();
 		intel_pmu_reset();
 		perf_enable();
 		return 1;
@@ -1691,19 +1706,19 @@ again:
 	inc_irq_stat(apic_perf_irqs);
 	ack = status;
 	for_each_bit(bit, (unsigned long *)&status, X86_PMC_IDX_MAX) {
-		struct perf_counter *counter = cpuc->counters[bit];
+		struct perf_event *event = cpuc->events[bit];
 
 		clear_bit(bit, (unsigned long *) &status);
 		if (!test_bit(bit, cpuc->active_mask))
 			continue;
 
-		if (!intel_pmu_save_and_restart(counter))
+		if (!intel_pmu_save_and_restart(event))
 			continue;
 
-		data.period = counter->hw.last_period;
+		data.period = event->hw.last_period;
 
-		if (perf_counter_overflow(counter, 1, &data))
-			intel_pmu_disable_counter(&counter->hw, bit);
+		if (perf_event_overflow(event, 1, &data, regs))
+			intel_pmu_disable_event(&event->hw, bit);
 	}
 
 	intel_pmu_ack_status(ack);
@@ -1723,39 +1738,38 @@ again:
 static int amd_pmu_handle_irq(struct pt_regs *regs)
 {
 	struct perf_sample_data data;
-	struct cpu_hw_counters *cpuc;
-	struct perf_counter *counter;
-	struct hw_perf_counter *hwc;
+	struct cpu_hw_events *cpuc;
+	struct perf_event *event;
+	struct hw_perf_event *hwc;
 	int idx, handled = 0;
 	u64 val;
 
-	data.regs = regs;
 	data.addr = 0;
 
-	cpuc = &__get_cpu_var(cpu_hw_counters);
+	cpuc = &__get_cpu_var(cpu_hw_events);
 
-	for (idx = 0; idx < x86_pmu.num_counters; idx++) {
+	for (idx = 0; idx < x86_pmu.num_events; idx++) {
 		if (!test_bit(idx, cpuc->active_mask))
 			continue;
 
-		counter = cpuc->counters[idx];
-		hwc = &counter->hw;
+		event = cpuc->events[idx];
+		hwc = &event->hw;
 
-		val = x86_perf_counter_update(counter, hwc, idx);
-		if (val & (1ULL << (x86_pmu.counter_bits - 1)))
+		val = x86_perf_event_update(event, hwc, idx);
+		if (val & (1ULL << (x86_pmu.event_bits - 1)))
 			continue;
 
 		/*
-		 * counter overflow
+		 * event overflow
 		 */
 		handled		= 1;
-		data.period	= counter->hw.last_period;
+		data.period	= event->hw.last_period;
 
-		if (!x86_perf_counter_set_period(counter, hwc, idx))
+		if (!x86_perf_event_set_period(event, hwc, idx))
 			continue;
 
-		if (perf_counter_overflow(counter, 1, &data))
-			amd_pmu_disable_counter(hwc, idx);
+		if (perf_event_overflow(event, 1, &data, regs))
+			amd_pmu_disable_event(hwc, idx);
 	}
 
 	if (handled)
@@ -1769,18 +1783,21 @@ void smp_perf_pending_interrupt(struct pt_regs *regs)
 	irq_enter();
 	ack_APIC_irq();
 	inc_irq_stat(apic_pending_irqs);
-	perf_counter_do_pending();
+	perf_event_do_pending();
 	irq_exit();
 }
 
-void set_perf_counter_pending(void)
+void set_perf_event_pending(void)
 {
 #ifdef CONFIG_X86_LOCAL_APIC
+	if (!x86_pmu.apic || !x86_pmu_initialized())
+		return;
+
 	apic->send_IPI_self(LOCAL_PENDING_VECTOR);
 #endif
 }
 
-void perf_counters_lapic_init(void)
+void perf_events_lapic_init(void)
 {
 #ifdef CONFIG_X86_LOCAL_APIC
 	if (!x86_pmu.apic || !x86_pmu_initialized())
@@ -1794,13 +1811,13 @@ void perf_counters_lapic_init(void)
 }
 
 static int __kprobes
-perf_counter_nmi_handler(struct notifier_block *self,
+perf_event_nmi_handler(struct notifier_block *self,
 			 unsigned long cmd, void *__args)
 {
 	struct die_args *args = __args;
 	struct pt_regs *regs;
 
-	if (!atomic_read(&active_counters))
+	if (!atomic_read(&active_events))
 		return NOTIFY_DONE;
 
 	switch (cmd) {
@@ -1819,7 +1836,7 @@ perf_counter_nmi_handler(struct notifier_block *self,
 #endif
 	/*
 	 * Can't rely on the handled return value to say it was our NMI, two
-	 * counters could trigger 'simultaneously' raising two back-to-back NMIs.
+	 * events could trigger 'simultaneously' raising two back-to-back NMIs.
 	 *
 	 * If the first NMI handles both, the latter will be empty and daze
 	 * the CPU.
@@ -1829,8 +1846,8 @@ perf_counter_nmi_handler(struct notifier_block *self,
 	return NOTIFY_STOP;
 }
 
-static __read_mostly struct notifier_block perf_counter_nmi_notifier = {
-	.notifier_call		= perf_counter_nmi_handler,
+static __read_mostly struct notifier_block perf_event_nmi_notifier = {
+	.notifier_call		= perf_event_nmi_handler,
 	.next			= NULL,
 	.priority		= 1
 };
@@ -1840,8 +1857,8 @@ static struct x86_pmu p6_pmu = {
 	.handle_irq		= p6_pmu_handle_irq,
 	.disable_all		= p6_pmu_disable_all,
 	.enable_all		= p6_pmu_enable_all,
-	.enable			= p6_pmu_enable_counter,
-	.disable		= p6_pmu_disable_counter,
+	.enable			= p6_pmu_enable_event,
+	.disable		= p6_pmu_disable_event,
 	.eventsel		= MSR_P6_EVNTSEL0,
 	.perfctr		= MSR_P6_PERFCTR0,
 	.event_map		= p6_pmu_event_map,
@@ -1850,16 +1867,16 @@ static struct x86_pmu p6_pmu = {
 	.apic			= 1,
 	.max_period		= (1ULL << 31) - 1,
 	.version		= 0,
-	.num_counters		= 2,
+	.num_events		= 2,
 	/*
-	 * Counters have 40 bits implemented. However they are designed such
+	 * Events have 40 bits implemented. However they are designed such
 	 * that bits [32-39] are sign extensions of bit 31. As such the
-	 * effective width of a counter for P6-like PMU is 32 bits only.
+	 * effective width of a event for P6-like PMU is 32 bits only.
 	 *
 	 * See IA-32 Intel Architecture Software developer manual Vol 3B
 	 */
-	.counter_bits		= 32,
-	.counter_mask		= (1ULL << 32) - 1,
+	.event_bits		= 32,
+	.event_mask		= (1ULL << 32) - 1,
 };
 
 static struct x86_pmu intel_pmu = {
@@ -1867,8 +1884,8 @@ static struct x86_pmu intel_pmu = {
 	.handle_irq		= intel_pmu_handle_irq,
 	.disable_all		= intel_pmu_disable_all,
 	.enable_all		= intel_pmu_enable_all,
-	.enable			= intel_pmu_enable_counter,
-	.disable		= intel_pmu_disable_counter,
+	.enable			= intel_pmu_enable_event,
+	.disable		= intel_pmu_disable_event,
 	.eventsel		= MSR_ARCH_PERFMON_EVENTSEL0,
 	.perfctr		= MSR_ARCH_PERFMON_PERFCTR0,
 	.event_map		= intel_pmu_event_map,
@@ -1878,7 +1895,7 @@ static struct x86_pmu intel_pmu = {
 	/*
 	 * Intel PMCs cannot be accessed sanely above 32 bit width,
 	 * so we install an artificial 1<<31 period regardless of
-	 * the generic counter period:
+	 * the generic event period:
 	 */
 	.max_period		= (1ULL << 31) - 1,
 	.enable_bts		= intel_pmu_enable_bts,
@@ -1890,16 +1907,16 @@ static struct x86_pmu amd_pmu = {
 	.handle_irq		= amd_pmu_handle_irq,
 	.disable_all		= amd_pmu_disable_all,
 	.enable_all		= amd_pmu_enable_all,
-	.enable			= amd_pmu_enable_counter,
-	.disable		= amd_pmu_disable_counter,
+	.enable			= amd_pmu_enable_event,
+	.disable		= amd_pmu_disable_event,
 	.eventsel		= MSR_K7_EVNTSEL0,
 	.perfctr		= MSR_K7_PERFCTR0,
 	.event_map		= amd_pmu_event_map,
 	.raw_event		= amd_pmu_raw_event,
 	.max_events		= ARRAY_SIZE(amd_perfmon_event_map),
-	.num_counters		= 4,
-	.counter_bits		= 48,
-	.counter_mask		= (1ULL << 48) - 1,
+	.num_events		= 4,
+	.event_bits		= 48,
+	.event_mask		= (1ULL << 48) - 1,
 	.apic			= 1,
 	/* use highest bit to detect overflow */
 	.max_period		= (1ULL << 47) - 1,
@@ -1956,7 +1973,7 @@ static int intel_pmu_init(void)
 
 	/*
 	 * Check whether the Architectural PerfMon supports
-	 * Branch Misses Retired Event or not.
+	 * Branch Misses Retired hw_event or not.
 	 */
 	cpuid(10, &eax.full, &ebx, &unused, &edx.full);
 	if (eax.split.mask_length <= ARCH_PERFMON_BRANCH_MISSES_RETIRED)
@@ -1968,15 +1985,15 @@ static int intel_pmu_init(void)
 
 	x86_pmu				= intel_pmu;
 	x86_pmu.version			= version;
-	x86_pmu.num_counters		= eax.split.num_counters;
-	x86_pmu.counter_bits		= eax.split.bit_width;
-	x86_pmu.counter_mask		= (1ULL << eax.split.bit_width) - 1;
+	x86_pmu.num_events		= eax.split.num_events;
+	x86_pmu.event_bits		= eax.split.bit_width;
+	x86_pmu.event_mask		= (1ULL << eax.split.bit_width) - 1;
 
 	/*
-	 * Quirk: v2 perfmon does not report fixed-purpose counters, so
-	 * assume at least 3 counters:
+	 * Quirk: v2 perfmon does not report fixed-purpose events, so
+	 * assume at least 3 events:
 	 */
-	x86_pmu.num_counters_fixed	= max((int)edx.split.num_counters_fixed, 3);
+	x86_pmu.num_events_fixed	= max((int)edx.split.num_events_fixed, 3);
 
 	/*
 	 * Install the hw-cache-events table:
@@ -2023,11 +2040,11 @@ static int amd_pmu_init(void)
 	return 0;
 }
 
-void __init init_hw_perf_counters(void)
+void __init init_hw_perf_events(void)
 {
 	int err;
 
-	pr_info("Performance Counters: ");
+	pr_info("Performance Events: ");
 
 	switch (boot_cpu_data.x86_vendor) {
 	case X86_VENDOR_INTEL:
@@ -2040,45 +2057,45 @@ void __init init_hw_perf_counters(void)
 		return;
 	}
 	if (err != 0) {
-		pr_cont("no PMU driver, software counters only.\n");
+		pr_cont("no PMU driver, software events only.\n");
 		return;
 	}
 
 	pr_cont("%s PMU driver.\n", x86_pmu.name);
 
-	if (x86_pmu.num_counters > X86_PMC_MAX_GENERIC) {
-		WARN(1, KERN_ERR "hw perf counters %d > max(%d), clipping!",
-		     x86_pmu.num_counters, X86_PMC_MAX_GENERIC);
-		x86_pmu.num_counters = X86_PMC_MAX_GENERIC;
+	if (x86_pmu.num_events > X86_PMC_MAX_GENERIC) {
+		WARN(1, KERN_ERR "hw perf events %d > max(%d), clipping!",
+		     x86_pmu.num_events, X86_PMC_MAX_GENERIC);
+		x86_pmu.num_events = X86_PMC_MAX_GENERIC;
 	}
-	perf_counter_mask = (1 << x86_pmu.num_counters) - 1;
-	perf_max_counters = x86_pmu.num_counters;
+	perf_event_mask = (1 << x86_pmu.num_events) - 1;
+	perf_max_events = x86_pmu.num_events;
 
-	if (x86_pmu.num_counters_fixed > X86_PMC_MAX_FIXED) {
-		WARN(1, KERN_ERR "hw perf counters fixed %d > max(%d), clipping!",
-		     x86_pmu.num_counters_fixed, X86_PMC_MAX_FIXED);
-		x86_pmu.num_counters_fixed = X86_PMC_MAX_FIXED;
+	if (x86_pmu.num_events_fixed > X86_PMC_MAX_FIXED) {
+		WARN(1, KERN_ERR "hw perf events fixed %d > max(%d), clipping!",
+		     x86_pmu.num_events_fixed, X86_PMC_MAX_FIXED);
+		x86_pmu.num_events_fixed = X86_PMC_MAX_FIXED;
 	}
 
-	perf_counter_mask |=
-		((1LL << x86_pmu.num_counters_fixed)-1) << X86_PMC_IDX_FIXED;
-	x86_pmu.intel_ctrl = perf_counter_mask;
+	perf_event_mask |=
+		((1LL << x86_pmu.num_events_fixed)-1) << X86_PMC_IDX_FIXED;
+	x86_pmu.intel_ctrl = perf_event_mask;
 
-	perf_counters_lapic_init();
-	register_die_notifier(&perf_counter_nmi_notifier);
+	perf_events_lapic_init();
+	register_die_notifier(&perf_event_nmi_notifier);
 
-	pr_info("... version:                 %d\n",     x86_pmu.version);
-	pr_info("... bit width:               %d\n",     x86_pmu.counter_bits);
-	pr_info("... generic counters:        %d\n",     x86_pmu.num_counters);
-	pr_info("... value mask:              %016Lx\n", x86_pmu.counter_mask);
-	pr_info("... max period:              %016Lx\n", x86_pmu.max_period);
-	pr_info("... fixed-purpose counters:  %d\n",     x86_pmu.num_counters_fixed);
-	pr_info("... counter mask:            %016Lx\n", perf_counter_mask);
+	pr_info("... version:                %d\n",     x86_pmu.version);
+	pr_info("... bit width:              %d\n",     x86_pmu.event_bits);
+	pr_info("... generic registers:      %d\n",     x86_pmu.num_events);
+	pr_info("... value mask:             %016Lx\n", x86_pmu.event_mask);
+	pr_info("... max period:             %016Lx\n", x86_pmu.max_period);
+	pr_info("... fixed-purpose events:   %d\n",     x86_pmu.num_events_fixed);
+	pr_info("... event mask:             %016Lx\n", perf_event_mask);
 }
 
-static inline void x86_pmu_read(struct perf_counter *counter)
+static inline void x86_pmu_read(struct perf_event *event)
 {
-	x86_perf_counter_update(counter, &counter->hw, counter->hw.idx);
+	x86_perf_event_update(event, &event->hw, event->hw.idx);
 }
 
 static const struct pmu pmu = {
@@ -2088,13 +2105,16 @@ static const struct pmu pmu = {
 	.unthrottle	= x86_pmu_unthrottle,
 };
 
-const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
+const struct pmu *hw_perf_event_init(struct perf_event *event)
 {
 	int err;
 
-	err = __hw_perf_counter_init(counter);
-	if (err)
+	err = __hw_perf_event_init(event);
+	if (err) {
+		if (event->destroy)
+			event->destroy(event);
 		return ERR_PTR(err);
+	}
 
 	return &pmu;
 }
@@ -2275,7 +2295,7 @@ struct perf_callchain_entry *perf_callchain(struct pt_regs *regs)
 	return entry;
 }
 
-void hw_perf_counter_setup_online(int cpu)
+void hw_perf_event_setup_online(int cpu)
 {
 	init_debug_store_on_cpu(cpu);
 }
diff --git a/arch/x86/kernel/cpu/perfctr-watchdog.c b/arch/x86/kernel/cpu/perfctr-watchdog.c
index 392bea43b890..fab786f60ed6 100644
--- a/arch/x86/kernel/cpu/perfctr-watchdog.c
+++ b/arch/x86/kernel/cpu/perfctr-watchdog.c
@@ -20,7 +20,7 @@
 #include <linux/kprobes.h>
 
 #include <asm/apic.h>
-#include <asm/perf_counter.h>
+#include <asm/perf_event.h>
 
 struct nmi_watchdog_ctlblk {
 	unsigned int cccr_msr;
diff --git a/arch/x86/kernel/cpu/vmware.c b/arch/x86/kernel/cpu/vmware.c
index 0a46b4df5d80..1cbed97b59cf 100644
--- a/arch/x86/kernel/cpu/vmware.c
+++ b/arch/x86/kernel/cpu/vmware.c
@@ -58,6 +58,9 @@ static unsigned long vmware_get_tsc_khz(void)
 	tsc_hz = eax | (((uint64_t)ebx) << 32);
 	do_div(tsc_hz, 1000);
 	BUG_ON(tsc_hz >> 32);
+	printk(KERN_INFO "TSC freq read from hypervisor : %lu.%03lu MHz\n",
+			 (unsigned long) tsc_hz / 1000,
+			 (unsigned long) tsc_hz % 1000);
 	return tsc_hz;
 }
 
@@ -69,6 +72,9 @@ void __init vmware_platform_setup(void)
 
 	if (ebx != UINT_MAX)
 		x86_platform.calibrate_tsc = vmware_get_tsc_khz;
+	else
+		printk(KERN_WARNING
+		       "Failed to get TSC freq from the hypervisor\n");
 }
 
 /*
diff --git a/arch/x86/kernel/cpuid.c b/arch/x86/kernel/cpuid.c
index b07af8861244..6a52d4b36a30 100644
--- a/arch/x86/kernel/cpuid.c
+++ b/arch/x86/kernel/cpuid.c
@@ -182,7 +182,7 @@ static struct notifier_block __refdata cpuid_class_cpu_notifier =
 	.notifier_call = cpuid_class_cpu_callback,
 };
 
-static char *cpuid_nodename(struct device *dev)
+static char *cpuid_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "cpu/%u/cpuid", MINOR(dev->devt));
 }
@@ -203,7 +203,7 @@ static int __init cpuid_init(void)
 		err = PTR_ERR(cpuid_class);
 		goto out_chrdev;
 	}
-	cpuid_class->nodename = cpuid_nodename;
+	cpuid_class->devnode = cpuid_devnode;
 	for_each_online_cpu(i) {
 		err = cpuid_device_create(i);
 		if (err != 0)
diff --git a/arch/x86/kernel/crash_dump_32.c b/arch/x86/kernel/crash_dump_32.c
index f7cdb3b457aa..cd97ce18c29d 100644
--- a/arch/x86/kernel/crash_dump_32.c
+++ b/arch/x86/kernel/crash_dump_32.c
@@ -16,6 +16,22 @@ static void *kdump_buf_page;
 /* Stores the physical address of elf header of crash image. */
 unsigned long long elfcorehdr_addr = ELFCORE_ADDR_MAX;
 
+static inline bool is_crashed_pfn_valid(unsigned long pfn)
+{
+#ifndef CONFIG_X86_PAE
+	/*
+	 * non-PAE kdump kernel executed from a PAE one will crop high pte
+	 * bits and poke unwanted space counting again from address 0, we
+	 * don't want that. pte must fit into unsigned long. In fact the
+	 * test checks high 12 bits for being zero (pfn will be shifted left
+	 * by PAGE_SHIFT).
+	 */
+	return pte_pfn(pfn_pte(pfn, __pgprot(0))) == pfn;
+#else
+	return true;
+#endif
+}
+
 /**
  * copy_oldmem_page - copy one page from "oldmem"
  * @pfn: page frame number to be copied
@@ -41,6 +57,9 @@ ssize_t copy_oldmem_page(unsigned long pfn, char *buf,
 	if (!csize)
 		return 0;
 
+	if (!is_crashed_pfn_valid(pfn))
+		return -EFAULT;
+
 	vaddr = kmap_atomic_pfn(pfn, KM_PTE0);
 
 	if (!userbuf) {
diff --git a/arch/x86/kernel/dumpstack_32.c b/arch/x86/kernel/dumpstack_32.c
index bca5fba91c9e..f7dd2a7c3bf4 100644
--- a/arch/x86/kernel/dumpstack_32.c
+++ b/arch/x86/kernel/dumpstack_32.c
@@ -5,7 +5,6 @@
 #include <linux/kallsyms.h>
 #include <linux/kprobes.h>
 #include <linux/uaccess.h>
-#include <linux/utsname.h>
 #include <linux/hardirq.h>
 #include <linux/kdebug.h>
 #include <linux/module.h>
diff --git a/arch/x86/kernel/dumpstack_64.c b/arch/x86/kernel/dumpstack_64.c
index 54b0a3276766..a071e6be177e 100644
--- a/arch/x86/kernel/dumpstack_64.c
+++ b/arch/x86/kernel/dumpstack_64.c
@@ -5,7 +5,6 @@
 #include <linux/kallsyms.h>
 #include <linux/kprobes.h>
 #include <linux/uaccess.h>
-#include <linux/utsname.h>
 #include <linux/hardirq.h>
 #include <linux/kdebug.h>
 #include <linux/module.h>
diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c
index a3210ce1eccd..d17d482a04f4 100644
--- a/arch/x86/kernel/e820.c
+++ b/arch/x86/kernel/e820.c
@@ -1331,7 +1331,7 @@ void __init e820_reserve_resources(void)
 	struct resource *res;
 	u64 end;
 
-	res = alloc_bootmem_low(sizeof(struct resource) * e820.nr_map);
+	res = alloc_bootmem(sizeof(struct resource) * e820.nr_map);
 	e820_res = res;
 	for (i = 0; i < e820.nr_map; i++) {
 		end = e820.map[i].addr + e820.map[i].size - 1;
@@ -1378,8 +1378,8 @@ static unsigned long ram_alignment(resource_size_t pos)
 	if (mb < 16)
 		return 1024*1024;
 
-	/* To 32MB for anything above that */
-	return 32*1024*1024;
+	/* To 64MB for anything above that */
+	return 64*1024*1024;
 }
 
 #define MAX_RESOURCE_SIZE ((resource_size_t)-1)
diff --git a/arch/x86/kernel/early_printk.c b/arch/x86/kernel/early_printk.c
index 335f049d110f..b9c830c12b4a 100644
--- a/arch/x86/kernel/early_printk.c
+++ b/arch/x86/kernel/early_printk.c
@@ -160,721 +160,6 @@ static struct console early_serial_console = {
 	.index =	-1,
 };
 
-#ifdef CONFIG_EARLY_PRINTK_DBGP
-
-static struct ehci_caps __iomem *ehci_caps;
-static struct ehci_regs __iomem *ehci_regs;
-static struct ehci_dbg_port __iomem *ehci_debug;
-static unsigned int dbgp_endpoint_out;
-
-struct ehci_dev {
-	u32 bus;
-	u32 slot;
-	u32 func;
-};
-
-static struct ehci_dev ehci_dev;
-
-#define USB_DEBUG_DEVNUM 127
-
-#define DBGP_DATA_TOGGLE	0x8800
-
-static inline u32 dbgp_pid_update(u32 x, u32 tok)
-{
-	return ((x ^ DBGP_DATA_TOGGLE) & 0xffff00) | (tok & 0xff);
-}
-
-static inline u32 dbgp_len_update(u32 x, u32 len)
-{
-	return (x & ~0x0f) | (len & 0x0f);
-}
-
-/*
- * USB Packet IDs (PIDs)
- */
-
-/* token */
-#define USB_PID_OUT		0xe1
-#define USB_PID_IN		0x69
-#define USB_PID_SOF		0xa5
-#define USB_PID_SETUP		0x2d
-/* handshake */
-#define USB_PID_ACK		0xd2
-#define USB_PID_NAK		0x5a
-#define USB_PID_STALL		0x1e
-#define USB_PID_NYET		0x96
-/* data */
-#define USB_PID_DATA0		0xc3
-#define USB_PID_DATA1		0x4b
-#define USB_PID_DATA2		0x87
-#define USB_PID_MDATA		0x0f
-/* Special */
-#define USB_PID_PREAMBLE	0x3c
-#define USB_PID_ERR		0x3c
-#define USB_PID_SPLIT		0x78
-#define USB_PID_PING		0xb4
-#define USB_PID_UNDEF_0		0xf0
-
-#define USB_PID_DATA_TOGGLE	0x88
-#define DBGP_CLAIM (DBGP_OWNER | DBGP_ENABLED | DBGP_INUSE)
-
-#define PCI_CAP_ID_EHCI_DEBUG	0xa
-
-#define HUB_ROOT_RESET_TIME	50	/* times are in msec */
-#define HUB_SHORT_RESET_TIME	10
-#define HUB_LONG_RESET_TIME	200
-#define HUB_RESET_TIMEOUT	500
-
-#define DBGP_MAX_PACKET		8
-
-static int dbgp_wait_until_complete(void)
-{
-	u32 ctrl;
-	int loop = 0x100000;
-
-	do {
-		ctrl = readl(&ehci_debug->control);
-		/* Stop when the transaction is finished */
-		if (ctrl & DBGP_DONE)
-			break;
-	} while (--loop > 0);
-
-	if (!loop)
-		return -1;
-
-	/*
-	 * Now that we have observed the completed transaction,
-	 * clear the done bit.
-	 */
-	writel(ctrl | DBGP_DONE, &ehci_debug->control);
-	return (ctrl & DBGP_ERROR) ? -DBGP_ERRCODE(ctrl) : DBGP_LEN(ctrl);
-}
-
-static void __init dbgp_mdelay(int ms)
-{
-	int i;
-
-	while (ms--) {
-		for (i = 0; i < 1000; i++)
-			outb(0x1, 0x80);
-	}
-}
-
-static void dbgp_breath(void)
-{
-	/* Sleep to give the debug port a chance to breathe */
-}
-
-static int dbgp_wait_until_done(unsigned ctrl)
-{
-	u32 pids, lpid;
-	int ret;
-	int loop = 3;
-
-retry:
-	writel(ctrl | DBGP_GO, &ehci_debug->control);
-	ret = dbgp_wait_until_complete();
-	pids = readl(&ehci_debug->pids);
-	lpid = DBGP_PID_GET(pids);
-
-	if (ret < 0)
-		return ret;
-
-	/*
-	 * If the port is getting full or it has dropped data
-	 * start pacing ourselves, not necessary but it's friendly.
-	 */
-	if ((lpid == USB_PID_NAK) || (lpid == USB_PID_NYET))
-		dbgp_breath();
-
-	/* If I get a NACK reissue the transmission */
-	if (lpid == USB_PID_NAK) {
-		if (--loop > 0)
-			goto retry;
-	}
-
-	return ret;
-}
-
-static void dbgp_set_data(const void *buf, int size)
-{
-	const unsigned char *bytes = buf;
-	u32 lo, hi;
-	int i;
-
-	lo = hi = 0;
-	for (i = 0; i < 4 && i < size; i++)
-		lo |= bytes[i] << (8*i);
-	for (; i < 8 && i < size; i++)
-		hi |= bytes[i] << (8*(i - 4));
-	writel(lo, &ehci_debug->data03);
-	writel(hi, &ehci_debug->data47);
-}
-
-static void __init dbgp_get_data(void *buf, int size)
-{
-	unsigned char *bytes = buf;
-	u32 lo, hi;
-	int i;
-
-	lo = readl(&ehci_debug->data03);
-	hi = readl(&ehci_debug->data47);
-	for (i = 0; i < 4 && i < size; i++)
-		bytes[i] = (lo >> (8*i)) & 0xff;
-	for (; i < 8 && i < size; i++)
-		bytes[i] = (hi >> (8*(i - 4))) & 0xff;
-}
-
-static int dbgp_bulk_write(unsigned devnum, unsigned endpoint,
-			 const char *bytes, int size)
-{
-	u32 pids, addr, ctrl;
-	int ret;
-
-	if (size > DBGP_MAX_PACKET)
-		return -1;
-
-	addr = DBGP_EPADDR(devnum, endpoint);
-
-	pids = readl(&ehci_debug->pids);
-	pids = dbgp_pid_update(pids, USB_PID_OUT);
-
-	ctrl = readl(&ehci_debug->control);
-	ctrl = dbgp_len_update(ctrl, size);
-	ctrl |= DBGP_OUT;
-	ctrl |= DBGP_GO;
-
-	dbgp_set_data(bytes, size);
-	writel(addr, &ehci_debug->address);
-	writel(pids, &ehci_debug->pids);
-
-	ret = dbgp_wait_until_done(ctrl);
-	if (ret < 0)
-		return ret;
-
-	return ret;
-}
-
-static int __init dbgp_bulk_read(unsigned devnum, unsigned endpoint, void *data,
-				 int size)
-{
-	u32 pids, addr, ctrl;
-	int ret;
-
-	if (size > DBGP_MAX_PACKET)
-		return -1;
-
-	addr = DBGP_EPADDR(devnum, endpoint);
-
-	pids = readl(&ehci_debug->pids);
-	pids = dbgp_pid_update(pids, USB_PID_IN);
-
-	ctrl = readl(&ehci_debug->control);
-	ctrl = dbgp_len_update(ctrl, size);
-	ctrl &= ~DBGP_OUT;
-	ctrl |= DBGP_GO;
-
-	writel(addr, &ehci_debug->address);
-	writel(pids, &ehci_debug->pids);
-	ret = dbgp_wait_until_done(ctrl);
-	if (ret < 0)
-		return ret;
-
-	if (size > ret)
-		size = ret;
-	dbgp_get_data(data, size);
-	return ret;
-}
-
-static int __init dbgp_control_msg(unsigned devnum, int requesttype,
-	int request, int value, int index, void *data, int size)
-{
-	u32 pids, addr, ctrl;
-	struct usb_ctrlrequest req;
-	int read;
-	int ret;
-
-	read = (requesttype & USB_DIR_IN) != 0;
-	if (size > (read ? DBGP_MAX_PACKET:0))
-		return -1;
-
-	/* Compute the control message */
-	req.bRequestType = requesttype;
-	req.bRequest = request;
-	req.wValue = cpu_to_le16(value);
-	req.wIndex = cpu_to_le16(index);
-	req.wLength = cpu_to_le16(size);
-
-	pids = DBGP_PID_SET(USB_PID_DATA0, USB_PID_SETUP);
-	addr = DBGP_EPADDR(devnum, 0);
-
-	ctrl = readl(&ehci_debug->control);
-	ctrl = dbgp_len_update(ctrl, sizeof(req));
-	ctrl |= DBGP_OUT;
-	ctrl |= DBGP_GO;
-
-	/* Send the setup message */
-	dbgp_set_data(&req, sizeof(req));
-	writel(addr, &ehci_debug->address);
-	writel(pids, &ehci_debug->pids);
-	ret = dbgp_wait_until_done(ctrl);
-	if (ret < 0)
-		return ret;
-
-	/* Read the result */
-	return dbgp_bulk_read(devnum, 0, data, size);
-}
-
-
-/* Find a PCI capability */
-static u32 __init find_cap(u32 num, u32 slot, u32 func, int cap)
-{
-	u8 pos;
-	int bytes;
-
-	if (!(read_pci_config_16(num, slot, func, PCI_STATUS) &
-		PCI_STATUS_CAP_LIST))
-		return 0;
-
-	pos = read_pci_config_byte(num, slot, func, PCI_CAPABILITY_LIST);
-	for (bytes = 0; bytes < 48 && pos >= 0x40; bytes++) {
-		u8 id;
-
-		pos &= ~3;
-		id = read_pci_config_byte(num, slot, func, pos+PCI_CAP_LIST_ID);
-		if (id == 0xff)
-			break;
-		if (id == cap)
-			return pos;
-
-		pos = read_pci_config_byte(num, slot, func,
-						 pos+PCI_CAP_LIST_NEXT);
-	}
-	return 0;
-}
-
-static u32 __init __find_dbgp(u32 bus, u32 slot, u32 func)
-{
-	u32 class;
-
-	class = read_pci_config(bus, slot, func, PCI_CLASS_REVISION);
-	if ((class >> 8) != PCI_CLASS_SERIAL_USB_EHCI)
-		return 0;
-
-	return find_cap(bus, slot, func, PCI_CAP_ID_EHCI_DEBUG);
-}
-
-static u32 __init find_dbgp(int ehci_num, u32 *rbus, u32 *rslot, u32 *rfunc)
-{
-	u32 bus, slot, func;
-
-	for (bus = 0; bus < 256; bus++) {
-		for (slot = 0; slot < 32; slot++) {
-			for (func = 0; func < 8; func++) {
-				unsigned cap;
-
-				cap = __find_dbgp(bus, slot, func);
-
-				if (!cap)
-					continue;
-				if (ehci_num-- != 0)
-					continue;
-				*rbus = bus;
-				*rslot = slot;
-				*rfunc = func;
-				return cap;
-			}
-		}
-	}
-	return 0;
-}
-
-static int __init ehci_reset_port(int port)
-{
-	u32 portsc;
-	u32 delay_time, delay;
-	int loop;
-
-	/* Reset the usb debug port */
-	portsc = readl(&ehci_regs->port_status[port - 1]);
-	portsc &= ~PORT_PE;
-	portsc |= PORT_RESET;
-	writel(portsc, &ehci_regs->port_status[port - 1]);
-
-	delay = HUB_ROOT_RESET_TIME;
-	for (delay_time = 0; delay_time < HUB_RESET_TIMEOUT;
-	     delay_time += delay) {
-		dbgp_mdelay(delay);
-
-		portsc = readl(&ehci_regs->port_status[port - 1]);
-		if (portsc & PORT_RESET) {
-			/* force reset to complete */
-			loop = 2;
-			writel(portsc & ~(PORT_RWC_BITS | PORT_RESET),
-				&ehci_regs->port_status[port - 1]);
-			do {
-				portsc = readl(&ehci_regs->port_status[port-1]);
-			} while ((portsc & PORT_RESET) && (--loop > 0));
-		}
-
-		/* Device went away? */
-		if (!(portsc & PORT_CONNECT))
-			return -ENOTCONN;
-
-		/* bomb out completely if something weird happend */
-		if ((portsc & PORT_CSC))
-			return -EINVAL;
-
-		/* If we've finished resetting, then break out of the loop */
-		if (!(portsc & PORT_RESET) && (portsc & PORT_PE))
-			return 0;
-	}
-	return -EBUSY;
-}
-
-static int __init ehci_wait_for_port(int port)
-{
-	u32 status;
-	int ret, reps;
-
-	for (reps = 0; reps < 3; reps++) {
-		dbgp_mdelay(100);
-		status = readl(&ehci_regs->status);
-		if (status & STS_PCD) {
-			ret = ehci_reset_port(port);
-			if (ret == 0)
-				return 0;
-		}
-	}
-	return -ENOTCONN;
-}
-
-#ifdef DBGP_DEBUG
-# define dbgp_printk early_printk
-#else
-static inline void dbgp_printk(const char *fmt, ...) { }
-#endif
-
-typedef void (*set_debug_port_t)(int port);
-
-static void __init default_set_debug_port(int port)
-{
-}
-
-static set_debug_port_t __initdata set_debug_port = default_set_debug_port;
-
-static void __init nvidia_set_debug_port(int port)
-{
-	u32 dword;
-	dword = read_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func,
-				 0x74);
-	dword &= ~(0x0f<<12);
-	dword |= ((port & 0x0f)<<12);
-	write_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func, 0x74,
-				 dword);
-	dbgp_printk("set debug port to %d\n", port);
-}
-
-static void __init detect_set_debug_port(void)
-{
-	u32 vendorid;
-
-	vendorid = read_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func,
-		 0x00);
-
-	if ((vendorid & 0xffff) == 0x10de) {
-		dbgp_printk("using nvidia set_debug_port\n");
-		set_debug_port = nvidia_set_debug_port;
-	}
-}
-
-static int __init ehci_setup(void)
-{
-	struct usb_debug_descriptor dbgp_desc;
-	u32 cmd, ctrl, status, portsc, hcs_params;
-	u32 debug_port, new_debug_port = 0, n_ports;
-	u32  devnum;
-	int ret, i;
-	int loop;
-	int port_map_tried;
-	int playtimes = 3;
-
-try_next_time:
-	port_map_tried = 0;
-
-try_next_port:
-
-	hcs_params = readl(&ehci_caps->hcs_params);
-	debug_port = HCS_DEBUG_PORT(hcs_params);
-	n_ports    = HCS_N_PORTS(hcs_params);
-
-	dbgp_printk("debug_port: %d\n", debug_port);
-	dbgp_printk("n_ports:    %d\n", n_ports);
-
-	for (i = 1; i <= n_ports; i++) {
-		portsc = readl(&ehci_regs->port_status[i-1]);
-		dbgp_printk("portstatus%d: %08x\n", i, portsc);
-	}
-
-	if (port_map_tried && (new_debug_port != debug_port)) {
-		if (--playtimes) {
-			set_debug_port(new_debug_port);
-			goto try_next_time;
-		}
-		return -1;
-	}
-
-	loop = 10;
-	/* Reset the EHCI controller */
-	cmd = readl(&ehci_regs->command);
-	cmd |= CMD_RESET;
-	writel(cmd, &ehci_regs->command);
-	do {
-		cmd = readl(&ehci_regs->command);
-	} while ((cmd & CMD_RESET) && (--loop > 0));
-
-	if (!loop) {
-		dbgp_printk("can not reset ehci\n");
-		return -1;
-	}
-	dbgp_printk("ehci reset done\n");
-
-	/* Claim ownership, but do not enable yet */
-	ctrl = readl(&ehci_debug->control);
-	ctrl |= DBGP_OWNER;
-	ctrl &= ~(DBGP_ENABLED | DBGP_INUSE);
-	writel(ctrl, &ehci_debug->control);
-
-	/* Start the ehci running */
-	cmd = readl(&ehci_regs->command);
-	cmd &= ~(CMD_LRESET | CMD_IAAD | CMD_PSE | CMD_ASE | CMD_RESET);
-	cmd |= CMD_RUN;
-	writel(cmd, &ehci_regs->command);
-
-	/* Ensure everything is routed to the EHCI */
-	writel(FLAG_CF, &ehci_regs->configured_flag);
-
-	/* Wait until the controller is no longer halted */
-	loop = 10;
-	do {
-		status = readl(&ehci_regs->status);
-	} while ((status & STS_HALT) && (--loop > 0));
-
-	if (!loop) {
-		dbgp_printk("ehci can be started\n");
-		return -1;
-	}
-	dbgp_printk("ehci started\n");
-
-	/* Wait for a device to show up in the debug port */
-	ret = ehci_wait_for_port(debug_port);
-	if (ret < 0) {
-		dbgp_printk("No device found in debug port\n");
-		goto next_debug_port;
-	}
-	dbgp_printk("ehci wait for port done\n");
-
-	/* Enable the debug port */
-	ctrl = readl(&ehci_debug->control);
-	ctrl |= DBGP_CLAIM;
-	writel(ctrl, &ehci_debug->control);
-	ctrl = readl(&ehci_debug->control);
-	if ((ctrl & DBGP_CLAIM) != DBGP_CLAIM) {
-		dbgp_printk("No device in debug port\n");
-		writel(ctrl & ~DBGP_CLAIM, &ehci_debug->control);
-		goto err;
-	}
-	dbgp_printk("debug ported enabled\n");
-
-	/* Completely transfer the debug device to the debug controller */
-	portsc = readl(&ehci_regs->port_status[debug_port - 1]);
-	portsc &= ~PORT_PE;
-	writel(portsc, &ehci_regs->port_status[debug_port - 1]);
-
-	dbgp_mdelay(100);
-
-	/* Find the debug device and make it device number 127 */
-	for (devnum = 0; devnum <= 127; devnum++) {
-		ret = dbgp_control_msg(devnum,
-			USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
-			USB_REQ_GET_DESCRIPTOR, (USB_DT_DEBUG << 8), 0,
-			&dbgp_desc, sizeof(dbgp_desc));
-		if (ret > 0)
-			break;
-	}
-	if (devnum > 127) {
-		dbgp_printk("Could not find attached debug device\n");
-		goto err;
-	}
-	if (ret < 0) {
-		dbgp_printk("Attached device is not a debug device\n");
-		goto err;
-	}
-	dbgp_endpoint_out = dbgp_desc.bDebugOutEndpoint;
-
-	/* Move the device to 127 if it isn't already there */
-	if (devnum != USB_DEBUG_DEVNUM) {
-		ret = dbgp_control_msg(devnum,
-			USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
-			USB_REQ_SET_ADDRESS, USB_DEBUG_DEVNUM, 0, NULL, 0);
-		if (ret < 0) {
-			dbgp_printk("Could not move attached device to %d\n",
-				USB_DEBUG_DEVNUM);
-			goto err;
-		}
-		devnum = USB_DEBUG_DEVNUM;
-		dbgp_printk("debug device renamed to 127\n");
-	}
-
-	/* Enable the debug interface */
-	ret = dbgp_control_msg(USB_DEBUG_DEVNUM,
-		USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
-		USB_REQ_SET_FEATURE, USB_DEVICE_DEBUG_MODE, 0, NULL, 0);
-	if (ret < 0) {
-		dbgp_printk(" Could not enable the debug device\n");
-		goto err;
-	}
-	dbgp_printk("debug interface enabled\n");
-
-	/* Perform a small write to get the even/odd data state in sync
-	 */
-	ret = dbgp_bulk_write(USB_DEBUG_DEVNUM, dbgp_endpoint_out, " ", 1);
-	if (ret < 0) {
-		dbgp_printk("dbgp_bulk_write failed: %d\n", ret);
-		goto err;
-	}
-	dbgp_printk("small write doned\n");
-
-	return 0;
-err:
-	/* Things didn't work so remove my claim */
-	ctrl = readl(&ehci_debug->control);
-	ctrl &= ~(DBGP_CLAIM | DBGP_OUT);
-	writel(ctrl, &ehci_debug->control);
-	return -1;
-
-next_debug_port:
-	port_map_tried |= (1<<(debug_port - 1));
-	new_debug_port = ((debug_port-1+1)%n_ports) + 1;
-	if (port_map_tried != ((1<<n_ports) - 1)) {
-		set_debug_port(new_debug_port);
-		goto try_next_port;
-	}
-	if (--playtimes) {
-		set_debug_port(new_debug_port);
-		goto try_next_time;
-	}
-
-	return -1;
-}
-
-static int __init early_dbgp_init(char *s)
-{
-	u32 debug_port, bar, offset;
-	u32 bus, slot, func, cap;
-	void __iomem *ehci_bar;
-	u32 dbgp_num;
-	u32 bar_val;
-	char *e;
-	int ret;
-	u8 byte;
-
-	if (!early_pci_allowed())
-		return -1;
-
-	dbgp_num = 0;
-	if (*s)
-		dbgp_num = simple_strtoul(s, &e, 10);
-	dbgp_printk("dbgp_num: %d\n", dbgp_num);
-
-	cap = find_dbgp(dbgp_num, &bus, &slot, &func);
-	if (!cap)
-		return -1;
-
-	dbgp_printk("Found EHCI debug port on %02x:%02x.%1x\n", bus, slot,
-			 func);
-
-	debug_port = read_pci_config(bus, slot, func, cap);
-	bar = (debug_port >> 29) & 0x7;
-	bar = (bar * 4) + 0xc;
-	offset = (debug_port >> 16) & 0xfff;
-	dbgp_printk("bar: %02x offset: %03x\n", bar, offset);
-	if (bar != PCI_BASE_ADDRESS_0) {
-		dbgp_printk("only debug ports on bar 1 handled.\n");
-
-		return -1;
-	}
-
-	bar_val = read_pci_config(bus, slot, func, PCI_BASE_ADDRESS_0);
-	dbgp_printk("bar_val: %02x offset: %03x\n", bar_val, offset);
-	if (bar_val & ~PCI_BASE_ADDRESS_MEM_MASK) {
-		dbgp_printk("only simple 32bit mmio bars supported\n");
-
-		return -1;
-	}
-
-	/* double check if the mem space is enabled */
-	byte = read_pci_config_byte(bus, slot, func, 0x04);
-	if (!(byte & 0x2)) {
-		byte  |= 0x02;
-		write_pci_config_byte(bus, slot, func, 0x04, byte);
-		dbgp_printk("mmio for ehci enabled\n");
-	}
-
-	/*
-	 * FIXME I don't have the bar size so just guess PAGE_SIZE is more
-	 * than enough.  1K is the biggest I have seen.
-	 */
-	set_fixmap_nocache(FIX_DBGP_BASE, bar_val & PAGE_MASK);
-	ehci_bar = (void __iomem *)__fix_to_virt(FIX_DBGP_BASE);
-	ehci_bar += bar_val & ~PAGE_MASK;
-	dbgp_printk("ehci_bar: %p\n", ehci_bar);
-
-	ehci_caps  = ehci_bar;
-	ehci_regs  = ehci_bar + HC_LENGTH(readl(&ehci_caps->hc_capbase));
-	ehci_debug = ehci_bar + offset;
-	ehci_dev.bus = bus;
-	ehci_dev.slot = slot;
-	ehci_dev.func = func;
-
-	detect_set_debug_port();
-
-	ret = ehci_setup();
-	if (ret < 0) {
-		dbgp_printk("ehci_setup failed\n");
-		ehci_debug = NULL;
-
-		return -1;
-	}
-
-	return 0;
-}
-
-static void early_dbgp_write(struct console *con, const char *str, u32 n)
-{
-	int chunk, ret;
-
-	if (!ehci_debug)
-		return;
-	while (n > 0) {
-		chunk = n;
-		if (chunk > DBGP_MAX_PACKET)
-			chunk = DBGP_MAX_PACKET;
-		ret = dbgp_bulk_write(USB_DEBUG_DEVNUM,
-			dbgp_endpoint_out, str, chunk);
-		str += chunk;
-		n -= chunk;
-	}
-}
-
-static struct console early_dbgp_console = {
-	.name =		"earlydbg",
-	.write =	early_dbgp_write,
-	.flags =	CON_PRINTBUFFER,
-	.index =	-1,
-};
-#endif
-
 /* Direct interface for emergencies */
 static struct console *early_console = &early_vga_console;
 static int __initdata early_console_initialized;
@@ -891,10 +176,24 @@ asmlinkage void early_printk(const char *fmt, ...)
 	va_end(ap);
 }
 
+static inline void early_console_register(struct console *con, int keep_early)
+{
+	if (early_console->index != -1) {
+		printk(KERN_CRIT "ERROR: earlyprintk= %s already used\n",
+		       con->name);
+		return;
+	}
+	early_console = con;
+	if (keep_early)
+		early_console->flags &= ~CON_BOOT;
+	else
+		early_console->flags |= CON_BOOT;
+	register_console(early_console);
+}
 
 static int __init setup_early_printk(char *buf)
 {
-	int keep_early;
+	int keep;
 
 	if (!buf)
 		return 0;
@@ -903,42 +202,37 @@ static int __init setup_early_printk(char *buf)
 		return 0;
 	early_console_initialized = 1;
 
-	keep_early = (strstr(buf, "keep") != NULL);
-
-	if (!strncmp(buf, "serial", 6)) {
-		early_serial_init(buf + 6);
-		early_console = &early_serial_console;
-	} else if (!strncmp(buf, "ttyS", 4)) {
-		early_serial_init(buf);
-		early_console = &early_serial_console;
-	} else if (!strncmp(buf, "vga", 3)
-		&& boot_params.screen_info.orig_video_isVGA == 1) {
-		max_xpos = boot_params.screen_info.orig_video_cols;
-		max_ypos = boot_params.screen_info.orig_video_lines;
-		current_ypos = boot_params.screen_info.orig_y;
-		early_console = &early_vga_console;
+	keep = (strstr(buf, "keep") != NULL);
+
+	while (*buf != '\0') {
+		if (!strncmp(buf, "serial", 6)) {
+			buf += 6;
+			early_serial_init(buf);
+			early_console_register(&early_serial_console, keep);
+			if (!strncmp(buf, ",ttyS", 5))
+				buf += 5;
+		}
+		if (!strncmp(buf, "ttyS", 4)) {
+			early_serial_init(buf + 4);
+			early_console_register(&early_serial_console, keep);
+		}
+		if (!strncmp(buf, "vga", 3) &&
+		    boot_params.screen_info.orig_video_isVGA == 1) {
+			max_xpos = boot_params.screen_info.orig_video_cols;
+			max_ypos = boot_params.screen_info.orig_video_lines;
+			current_ypos = boot_params.screen_info.orig_y;
+			early_console_register(&early_vga_console, keep);
+		}
 #ifdef CONFIG_EARLY_PRINTK_DBGP
-	} else if (!strncmp(buf, "dbgp", 4)) {
-		if (early_dbgp_init(buf+4) < 0)
-			return 0;
-		early_console = &early_dbgp_console;
-		/*
-		 * usb subsys will reset ehci controller, so don't keep
-		 * that early console
-		 */
-		keep_early = 0;
+		if (!strncmp(buf, "dbgp", 4) && !early_dbgp_init(buf + 4))
+			early_console_register(&early_dbgp_console, keep);
 #endif
 #ifdef CONFIG_HVC_XEN
-	} else if (!strncmp(buf, "xen", 3)) {
-		early_console = &xenboot_console;
+		if (!strncmp(buf, "xen", 3))
+			early_console_register(&xenboot_console, keep);
 #endif
+		buf++;
 	}
-
-	if (keep_early)
-		early_console->flags &= ~CON_BOOT;
-	else
-		early_console->flags |= CON_BOOT;
-	register_console(early_console);
 	return 0;
 }
 
diff --git a/arch/x86/kernel/efi.c b/arch/x86/kernel/efi.c
index ad5bd988fb79..cdcfb122f256 100644
--- a/arch/x86/kernel/efi.c
+++ b/arch/x86/kernel/efi.c
@@ -454,8 +454,10 @@ void __init efi_init(void)
 	if (add_efi_memmap)
 		do_add_efi_memmap();
 
+#ifdef CONFIG_X86_32
 	x86_platform.get_wallclock = efi_get_time;
 	x86_platform.set_wallclock = efi_set_rtc_mmss;
+#endif
 
 	/* Setup for EFI runtime service */
 	reboot_type = BOOT_EFI;
diff --git a/arch/x86/kernel/entry_64.S b/arch/x86/kernel/entry_64.S
index d59fe323807e..b5c061f8f358 100644
--- a/arch/x86/kernel/entry_64.S
+++ b/arch/x86/kernel/entry_64.S
@@ -536,20 +536,13 @@ sysret_signal:
 	bt $TIF_SYSCALL_AUDIT,%edx
 	jc sysret_audit
 #endif
-	/* edx:	work flags (arg3) */
-	leaq -ARGOFFSET(%rsp),%rdi # &pt_regs -> arg1
-	xorl %esi,%esi # oldset -> arg2
-	SAVE_REST
-	FIXUP_TOP_OF_STACK %r11
-	call do_notify_resume
-	RESTORE_TOP_OF_STACK %r11
-	RESTORE_REST
-	movl $_TIF_WORK_MASK,%edi
-	/* Use IRET because user could have changed frame. This
-	   works because ptregscall_common has called FIXUP_TOP_OF_STACK. */
-	DISABLE_INTERRUPTS(CLBR_NONE)
-	TRACE_IRQS_OFF
-	jmp int_with_check
+	/*
+	 * We have a signal, or exit tracing or single-step.
+	 * These all wind up with the iret return path anyway,
+	 * so just join that path right now.
+	 */
+	FIXUP_TOP_OF_STACK %r11, -ARGOFFSET
+	jmp int_check_syscall_exit_work
 
 badsys:
 	movq $-ENOSYS,RAX-ARGOFFSET(%rsp)
@@ -654,6 +647,7 @@ int_careful:
 int_very_careful:
 	TRACE_IRQS_ON
 	ENABLE_INTERRUPTS(CLBR_NONE)
+int_check_syscall_exit_work:
 	SAVE_REST
 	/* Check for syscall exit trace */
 	testl $_TIF_WORK_SYSCALL_EXIT,%edx
@@ -1021,7 +1015,7 @@ apicinterrupt ERROR_APIC_VECTOR \
 apicinterrupt SPURIOUS_APIC_VECTOR \
 	spurious_interrupt smp_spurious_interrupt
 
-#ifdef CONFIG_PERF_COUNTERS
+#ifdef CONFIG_PERF_EVENTS
 apicinterrupt LOCAL_PENDING_VECTOR \
 	perf_pending_interrupt smp_perf_pending_interrupt
 #endif
diff --git a/arch/x86/kernel/head_32.S b/arch/x86/kernel/head_32.S
index b766e8c7252d..050c278481b1 100644
--- a/arch/x86/kernel/head_32.S
+++ b/arch/x86/kernel/head_32.S
@@ -79,7 +79,7 @@ RESERVE_BRK(pagetables, INIT_MAP_SIZE)
  * any particular GDT layout, because we load our own as soon as we
  * can.
  */
-.section .text.head,"ax",@progbits
+__HEAD
 ENTRY(startup_32)
 	/* test KEEP_SEGMENTS flag to see if the bootloader is asking
 		us to not reload segments */
@@ -608,7 +608,7 @@ ENTRY(initial_code)
 /*
  * BSS section
  */
-.section ".bss.page_aligned","wa"
+__PAGE_ALIGNED_BSS
 	.align PAGE_SIZE_asm
 #ifdef CONFIG_X86_PAE
 swapper_pg_pmd:
@@ -626,7 +626,7 @@ ENTRY(empty_zero_page)
  * This starts the data section.
  */
 #ifdef CONFIG_X86_PAE
-.section ".data.page_aligned","wa"
+__PAGE_ALIGNED_DATA
 	/* Page-aligned for the benefit of paravirt? */
 	.align PAGE_SIZE_asm
 ENTRY(swapper_pg_dir)
diff --git a/arch/x86/kernel/head_64.S b/arch/x86/kernel/head_64.S
index fa54f78e2a05..780cd928fcd5 100644
--- a/arch/x86/kernel/head_64.S
+++ b/arch/x86/kernel/head_64.S
@@ -40,7 +40,7 @@ L4_START_KERNEL = pgd_index(__START_KERNEL_map)
 L3_START_KERNEL = pud_index(__START_KERNEL_map)
 
 	.text
-	.section .text.head
+	__HEAD
 	.code64
 	.globl startup_64
 startup_64:
@@ -418,7 +418,7 @@ ENTRY(phys_base)
 ENTRY(idt_table)
 	.skip IDT_ENTRIES * 16
 
-	.section .bss.page_aligned, "aw", @nobits
+	__PAGE_ALIGNED_BSS
 	.align PAGE_SIZE
 ENTRY(empty_zero_page)
 	.skip PAGE_SIZE
diff --git a/arch/x86/kernel/i386_ksyms_32.c b/arch/x86/kernel/i386_ksyms_32.c
index 43cec6bdda63..9c3bd4a2050e 100644
--- a/arch/x86/kernel/i386_ksyms_32.c
+++ b/arch/x86/kernel/i386_ksyms_32.c
@@ -10,6 +10,16 @@
 EXPORT_SYMBOL(mcount);
 #endif
 
+/*
+ * Note, this is a prototype to get at the symbol for
+ * the export, but dont use it from C code, it is used
+ * by assembly code and is not using C calling convention!
+ */
+#ifndef CONFIG_X86_CMPXCHG64
+extern void cmpxchg8b_emu(void);
+EXPORT_SYMBOL(cmpxchg8b_emu);
+#endif
+
 /* Networking helper routines. */
 EXPORT_SYMBOL(csum_partial_copy_generic);
 
diff --git a/arch/x86/kernel/init_task.c b/arch/x86/kernel/init_task.c
index 270ff83efc11..3a54dcb9cd0e 100644
--- a/arch/x86/kernel/init_task.c
+++ b/arch/x86/kernel/init_task.c
@@ -20,9 +20,8 @@ static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
  * way process stacks are handled. This is done by having a special
  * "init_task" linker map entry..
  */
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-		{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 /*
  * Initial task structure.
diff --git a/arch/x86/kernel/irq.c b/arch/x86/kernel/irq.c
index 74656d1d4e30..04bbd5278568 100644
--- a/arch/x86/kernel/irq.c
+++ b/arch/x86/kernel/irq.c
@@ -63,10 +63,10 @@ static int show_other_interrupts(struct seq_file *p, int prec)
 	for_each_online_cpu(j)
 		seq_printf(p, "%10u ", irq_stats(j)->irq_spurious_count);
 	seq_printf(p, "  Spurious interrupts\n");
-	seq_printf(p, "%*s: ", prec, "CNT");
+	seq_printf(p, "%*s: ", prec, "PMI");
 	for_each_online_cpu(j)
 		seq_printf(p, "%10u ", irq_stats(j)->apic_perf_irqs);
-	seq_printf(p, "  Performance counter interrupts\n");
+	seq_printf(p, "  Performance monitoring interrupts\n");
 	seq_printf(p, "%*s: ", prec, "PND");
 	for_each_online_cpu(j)
 		seq_printf(p, "%10u ", irq_stats(j)->apic_pending_irqs);
diff --git a/arch/x86/kernel/irqinit.c b/arch/x86/kernel/irqinit.c
index 300883112e3d..40f30773fb29 100644
--- a/arch/x86/kernel/irqinit.c
+++ b/arch/x86/kernel/irqinit.c
@@ -208,7 +208,7 @@ static void __init apic_intr_init(void)
 	alloc_intr_gate(ERROR_APIC_VECTOR, error_interrupt);
 
 	/* Performance monitoring interrupts: */
-# ifdef CONFIG_PERF_COUNTERS
+# ifdef CONFIG_PERF_EVENTS
 	alloc_intr_gate(LOCAL_PENDING_VECTOR, perf_pending_interrupt);
 # endif
 
diff --git a/arch/x86/kernel/ldt.c b/arch/x86/kernel/ldt.c
index 71f1d99a635d..ec6ef60cbd17 100644
--- a/arch/x86/kernel/ldt.c
+++ b/arch/x86/kernel/ldt.c
@@ -67,8 +67,8 @@ static int alloc_ldt(mm_context_t *pc, int mincount, int reload)
 #ifdef CONFIG_SMP
 		preempt_disable();
 		load_LDT(pc);
-		if (!cpus_equal(current->mm->cpu_vm_mask,
-				cpumask_of_cpu(smp_processor_id())))
+		if (!cpumask_equal(mm_cpumask(current->mm),
+				   cpumask_of(smp_processor_id())))
 			smp_call_function(flush_ldt, current->mm, 1);
 		preempt_enable();
 #else
diff --git a/arch/x86/kernel/microcode_amd.c b/arch/x86/kernel/microcode_amd.c
index 366baa179913..f4c538b681ca 100644
--- a/arch/x86/kernel/microcode_amd.c
+++ b/arch/x86/kernel/microcode_amd.c
@@ -317,6 +317,12 @@ static enum ucode_state request_microcode_fw(int cpu, struct device *device)
 		return UCODE_NFOUND;
 	}
 
+	if (*(u32 *)firmware->data != UCODE_MAGIC) {
+		printk(KERN_ERR "microcode: invalid UCODE_MAGIC (0x%08x)\n",
+		       *(u32 *)firmware->data);
+		return UCODE_ERROR;
+	}
+
 	ret = generic_load_microcode(cpu, firmware->data, firmware->size);
 
 	release_firmware(firmware);
diff --git a/arch/x86/kernel/microcode_core.c b/arch/x86/kernel/microcode_core.c
index 9371448290ac..378e9a8f1bf8 100644
--- a/arch/x86/kernel/microcode_core.c
+++ b/arch/x86/kernel/microcode_core.c
@@ -210,8 +210,8 @@ static ssize_t microcode_write(struct file *file, const char __user *buf,
 {
 	ssize_t ret = -EINVAL;
 
-	if ((len >> PAGE_SHIFT) > num_physpages) {
-		pr_err("microcode: too much data (max %ld pages)\n", num_physpages);
+	if ((len >> PAGE_SHIFT) > totalram_pages) {
+		pr_err("microcode: too much data (max %ld pages)\n", totalram_pages);
 		return ret;
 	}
 
@@ -236,7 +236,7 @@ static const struct file_operations microcode_fops = {
 static struct miscdevice microcode_dev = {
 	.minor			= MICROCODE_MINOR,
 	.name			= "microcode",
-	.devnode		= "cpu/microcode",
+	.nodename		= "cpu/microcode",
 	.fops			= &microcode_fops,
 };
 
diff --git a/arch/x86/kernel/msr.c b/arch/x86/kernel/msr.c
index 7dd950094178..6a3cefc7dda1 100644
--- a/arch/x86/kernel/msr.c
+++ b/arch/x86/kernel/msr.c
@@ -241,7 +241,7 @@ static struct notifier_block __refdata msr_class_cpu_notifier = {
 	.notifier_call = msr_class_cpu_callback,
 };
 
-static char *msr_nodename(struct device *dev)
+static char *msr_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "cpu/%u/msr", MINOR(dev->devt));
 }
@@ -262,7 +262,7 @@ static int __init msr_init(void)
 		err = PTR_ERR(msr_class);
 		goto out_chrdev;
 	}
-	msr_class->nodename = msr_nodename;
+	msr_class->devnode = msr_devnode;
 	for_each_online_cpu(i) {
 		err = msr_device_create(i);
 		if (err != 0)
diff --git a/arch/x86/kernel/pci-dma.c b/arch/x86/kernel/pci-dma.c
index 64b838eac18c..a6e804d16c35 100644
--- a/arch/x86/kernel/pci-dma.c
+++ b/arch/x86/kernel/pci-dma.c
@@ -35,7 +35,7 @@ int iommu_detected __read_mostly = 0;
 
 /*
  * This variable becomes 1 if iommu=pt is passed on the kernel command line.
- * If this variable is 1, IOMMU implementations do no DMA ranslation for
+ * If this variable is 1, IOMMU implementations do no DMA translation for
  * devices and allow every device to access to whole physical memory. This is
  * useful if a user want to use an IOMMU only for KVM device assignment to
  * guests and not for driver dma translation.
@@ -45,12 +45,10 @@ int iommu_pass_through __read_mostly;
 dma_addr_t bad_dma_address __read_mostly = 0;
 EXPORT_SYMBOL(bad_dma_address);
 
-/* Dummy device used for NULL arguments (normally ISA). Better would
-   be probably a smaller DMA mask, but this is bug-to-bug compatible
-   to older i386. */
+/* Dummy device used for NULL arguments (normally ISA). */
 struct device x86_dma_fallback_dev = {
 	.init_name = "fallback device",
-	.coherent_dma_mask = DMA_BIT_MASK(32),
+	.coherent_dma_mask = ISA_DMA_BIT_MASK,
 	.dma_mask = &x86_dma_fallback_dev.coherent_dma_mask,
 };
 EXPORT_SYMBOL(x86_dma_fallback_dev);
@@ -311,7 +309,7 @@ void pci_iommu_shutdown(void)
 	amd_iommu_shutdown();
 }
 /* Must execute after PCI subsystem */
-fs_initcall(pci_iommu_init);
+rootfs_initcall(pci_iommu_init);
 
 #ifdef CONFIG_PCI
 /* Many VIA bridges seem to corrupt data for DAC. Disable it here */
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c
index 98a827ee9ed7..a7f1b64f86e0 100644
--- a/arch/x86/kernel/pci-gart_64.c
+++ b/arch/x86/kernel/pci-gart_64.c
@@ -16,6 +16,7 @@
 #include <linux/agp_backend.h>
 #include <linux/init.h>
 #include <linux/mm.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/spinlock.h>
 #include <linux/pci.h>
diff --git a/arch/x86/kernel/pci-swiotlb.c b/arch/x86/kernel/pci-swiotlb.c
index e8a35016115f..aaa6b7839f1e 100644
--- a/arch/x86/kernel/pci-swiotlb.c
+++ b/arch/x86/kernel/pci-swiotlb.c
@@ -46,9 +46,8 @@ void __init pci_swiotlb_init(void)
 {
 	/* don't initialize swiotlb if iommu=off (no_iommu=1) */
 #ifdef CONFIG_X86_64
-	if ((!iommu_detected && !no_iommu && max_pfn > MAX_DMA32_PFN) ||
-		iommu_pass_through)
-	       swiotlb = 1;
+	if ((!iommu_detected && !no_iommu && max_pfn > MAX_DMA32_PFN))
+		swiotlb = 1;
 #endif
 	if (swiotlb_force)
 		swiotlb = 1;
diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c
index 071166a4ba83..5284cd2b5776 100644
--- a/arch/x86/kernel/process.c
+++ b/arch/x86/kernel/process.c
@@ -9,7 +9,7 @@
 #include <linux/pm.h>
 #include <linux/clockchips.h>
 #include <linux/random.h>
-#include <trace/power.h>
+#include <trace/events/power.h>
 #include <asm/system.h>
 #include <asm/apic.h>
 #include <asm/syscalls.h>
@@ -25,9 +25,6 @@ EXPORT_SYMBOL(idle_nomwait);
 
 struct kmem_cache *task_xstate_cachep;
 
-DEFINE_TRACE(power_start);
-DEFINE_TRACE(power_end);
-
 int arch_dup_task_struct(struct task_struct *dst, struct task_struct *src)
 {
 	*dst = *src;
@@ -299,9 +296,7 @@ static inline int hlt_use_halt(void)
 void default_idle(void)
 {
 	if (hlt_use_halt()) {
-		struct power_trace it;
-
-		trace_power_start(&it, POWER_CSTATE, 1);
+		trace_power_start(POWER_CSTATE, 1);
 		current_thread_info()->status &= ~TS_POLLING;
 		/*
 		 * TS_POLLING-cleared state must be visible before we
@@ -314,7 +309,6 @@ void default_idle(void)
 		else
 			local_irq_enable();
 		current_thread_info()->status |= TS_POLLING;
-		trace_power_end(&it);
 	} else {
 		local_irq_enable();
 		/* loop is done by the caller */
@@ -372,9 +366,7 @@ EXPORT_SYMBOL_GPL(cpu_idle_wait);
  */
 void mwait_idle_with_hints(unsigned long ax, unsigned long cx)
 {
-	struct power_trace it;
-
-	trace_power_start(&it, POWER_CSTATE, (ax>>4)+1);
+	trace_power_start(POWER_CSTATE, (ax>>4)+1);
 	if (!need_resched()) {
 		if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
 			clflush((void *)&current_thread_info()->flags);
@@ -384,15 +376,13 @@ void mwait_idle_with_hints(unsigned long ax, unsigned long cx)
 		if (!need_resched())
 			__mwait(ax, cx);
 	}
-	trace_power_end(&it);
 }
 
 /* Default MONITOR/MWAIT with no hints, used for default C1 state */
 static void mwait_idle(void)
 {
-	struct power_trace it;
 	if (!need_resched()) {
-		trace_power_start(&it, POWER_CSTATE, 1);
+		trace_power_start(POWER_CSTATE, 1);
 		if (cpu_has(&current_cpu_data, X86_FEATURE_CLFLUSH_MONITOR))
 			clflush((void *)&current_thread_info()->flags);
 
@@ -402,7 +392,6 @@ static void mwait_idle(void)
 			__sti_mwait(0, 0);
 		else
 			local_irq_enable();
-		trace_power_end(&it);
 	} else
 		local_irq_enable();
 }
@@ -414,13 +403,11 @@ static void mwait_idle(void)
  */
 static void poll_idle(void)
 {
-	struct power_trace it;
-
-	trace_power_start(&it, POWER_CSTATE, 0);
+	trace_power_start(POWER_CSTATE, 0);
 	local_irq_enable();
 	while (!need_resched())
 		cpu_relax();
-	trace_power_end(&it);
+	trace_power_end(0);
 }
 
 /*
@@ -568,10 +555,8 @@ void __cpuinit select_idle_routine(const struct cpuinfo_x86 *c)
 void __init init_c1e_mask(void)
 {
 	/* If we're using c1e_idle, we need to allocate c1e_mask. */
-	if (pm_idle == c1e_idle) {
-		alloc_cpumask_var(&c1e_mask, GFP_KERNEL);
-		cpumask_clear(c1e_mask);
-	}
+	if (pm_idle == c1e_idle)
+		zalloc_cpumask_var(&c1e_mask, GFP_KERNEL);
 }
 
 static int __init idle_setup(char *str)
diff --git a/arch/x86/kernel/process_64.c b/arch/x86/kernel/process_64.c
index ad535b683170..eb62cbcaa490 100644
--- a/arch/x86/kernel/process_64.c
+++ b/arch/x86/kernel/process_64.c
@@ -664,3 +664,8 @@ long sys_arch_prctl(int code, unsigned long addr)
 	return do_arch_prctl(current, code, addr);
 }
 
+unsigned long KSTK_ESP(struct task_struct *task)
+{
+	return (test_tsk_thread_flag(task, TIF_IA32)) ?
+			(task_pt_regs(task)->sp) : ((task)->thread.usersp);
+}
diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c
index 8d7d5c9c1be3..7b058a2dc66a 100644
--- a/arch/x86/kernel/ptrace.c
+++ b/arch/x86/kernel/ptrace.c
@@ -325,16 +325,6 @@ static int putreg(struct task_struct *child,
 		return set_flags(child, value);
 
 #ifdef CONFIG_X86_64
-	/*
-	 * Orig_ax is really just a flag with small positive and
-	 * negative values, so make sure to always sign-extend it
-	 * from 32 bits so that it works correctly regardless of
-	 * whether we come from a 32-bit environment or not.
-	 */
-	case offsetof(struct user_regs_struct, orig_ax):
-		value = (long) (s32) value;
-		break;
-
 	case offsetof(struct user_regs_struct,fs_base):
 		if (value >= TASK_SIZE_OF(child))
 			return -EIO;
@@ -1126,10 +1116,15 @@ static int putreg32(struct task_struct *child, unsigned regno, u32 value)
 
 	case offsetof(struct user32, regs.orig_eax):
 		/*
-		 * Sign-extend the value so that orig_eax = -1
-		 * causes (long)orig_ax < 0 tests to fire correctly.
+		 * A 32-bit debugger setting orig_eax means to restore
+		 * the state of the task restarting a 32-bit syscall.
+		 * Make sure we interpret the -ERESTART* codes correctly
+		 * in case the task is not actually still sitting at the
+		 * exit from a 32-bit syscall with TS_COMPAT still set.
 		 */
-		regs->orig_ax = (long) (s32) value;
+		regs->orig_ax = value;
+		if (syscall_get_nr(child, regs) >= 0)
+			task_thread_info(child)->status |= TS_COMPAT;
 		break;
 
 	case offsetof(struct user32, regs.eflags):
diff --git a/arch/x86/kernel/reboot.c b/arch/x86/kernel/reboot.c
index 27349f92a6d7..f93078746e00 100644
--- a/arch/x86/kernel/reboot.c
+++ b/arch/x86/kernel/reboot.c
@@ -4,6 +4,7 @@
 #include <linux/pm.h>
 #include <linux/efi.h>
 #include <linux/dmi.h>
+#include <linux/sched.h>
 #include <linux/tboot.h>
 #include <acpi/reboot.h>
 #include <asm/io.h>
@@ -435,6 +436,14 @@ static struct dmi_system_id __initdata pci_reboot_dmi_table[] = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5"),
 		},
 	},
+	{	/* Handle problems with rebooting on Apple Macmini3,1 */
+		.callback = set_pci_reboot,
+		.ident = "Apple Macmini3,1",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Macmini3,1"),
+		},
+	},
 	{ }
 };
 
diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c
index a55f6609fe1f..2a34f9c5be21 100644
--- a/arch/x86/kernel/setup.c
+++ b/arch/x86/kernel/setup.c
@@ -27,6 +27,7 @@
 #include <linux/screen_info.h>
 #include <linux/ioport.h>
 #include <linux/acpi.h>
+#include <linux/sfi.h>
 #include <linux/apm_bios.h>
 #include <linux/initrd.h>
 #include <linux/bootmem.h>
@@ -659,6 +660,13 @@ static struct dmi_system_id __initdata bad_bios_dmi_table[] = {
 		},
 	},
 	{
+		.callback = dmi_low_memory_corruption,
+		.ident = "Phoenix/MSC BIOS",
+		.matches = {
+			DMI_MATCH(DMI_BIOS_VENDOR, "Phoenix/MSC"),
+		},
+	},
+	{
 	/*
 	 * AMI BIOS with low memory corruption was found on Intel DG45ID board.
 	 * It hase different DMI_BIOS_VENDOR = "Intel Corp.", for now we will
@@ -697,21 +705,6 @@ void __init setup_arch(char **cmdline_p)
 	printk(KERN_INFO "Command line: %s\n", boot_command_line);
 #endif
 
-	strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
-	*cmdline_p = command_line;
-
-#ifdef CONFIG_X86_64
-	/*
-	 * Must call this twice: Once just to detect whether hardware doesn't
-	 * support NX (so that the early EHCI debug console setup can safely
-	 * call set_fixmap(), and then again after parsing early parameters to
-	 * honor the respective command line option.
-	 */
-	check_efer();
-#endif
-
-	parse_early_param();
-
 	/* VMI may relocate the fixmap; do this before touching ioremap area */
 	vmi_init();
 
@@ -794,6 +787,21 @@ void __init setup_arch(char **cmdline_p)
 #endif
 #endif
 
+	strlcpy(command_line, boot_command_line, COMMAND_LINE_SIZE);
+	*cmdline_p = command_line;
+
+#ifdef CONFIG_X86_64
+	/*
+	 * Must call this twice: Once just to detect whether hardware doesn't
+	 * support NX (so that the early EHCI debug console setup can safely
+	 * call set_fixmap(), and then again after parsing early parameters to
+	 * honor the respective command line option.
+	 */
+	check_efer();
+#endif
+
+	parse_early_param();
+
 #ifdef CONFIG_X86_64
 	check_efer();
 #endif
@@ -985,6 +993,8 @@ void __init setup_arch(char **cmdline_p)
 	 */
 	acpi_boot_init();
 
+	sfi_init();
+
 	/*
 	 * get boot-time SMP configuration:
 	 */
diff --git a/arch/x86/kernel/sfi.c b/arch/x86/kernel/sfi.c
new file mode 100644
index 000000000000..34e099382651
--- /dev/null
+++ b/arch/x86/kernel/sfi.c
@@ -0,0 +1,122 @@
+/*
+ * sfi.c - x86 architecture SFI support.
+ *
+ * Copyright (c) 2009, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#define KMSG_COMPONENT "SFI"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
+#include <linux/acpi.h>
+#include <linux/init.h>
+#include <linux/sfi.h>
+#include <linux/io.h>
+
+#include <asm/io_apic.h>
+#include <asm/mpspec.h>
+#include <asm/setup.h>
+#include <asm/apic.h>
+
+#ifdef CONFIG_X86_LOCAL_APIC
+static unsigned long sfi_lapic_addr __initdata = APIC_DEFAULT_PHYS_BASE;
+
+void __init mp_sfi_register_lapic_address(unsigned long address)
+{
+	mp_lapic_addr = address;
+
+	set_fixmap_nocache(FIX_APIC_BASE, mp_lapic_addr);
+	if (boot_cpu_physical_apicid == -1U)
+		boot_cpu_physical_apicid = read_apic_id();
+
+	pr_info("Boot CPU = %d\n", boot_cpu_physical_apicid);
+}
+
+/* All CPUs enumerated by SFI must be present and enabled */
+void __cpuinit mp_sfi_register_lapic(u8 id)
+{
+	if (MAX_APICS - id <= 0) {
+		pr_warning("Processor #%d invalid (max %d)\n",
+			id, MAX_APICS);
+		return;
+	}
+
+	pr_info("registering lapic[%d]\n", id);
+
+	generic_processor_info(id, GET_APIC_VERSION(apic_read(APIC_LVR)));
+}
+
+static int __init sfi_parse_cpus(struct sfi_table_header *table)
+{
+	struct sfi_table_simple *sb;
+	struct sfi_cpu_table_entry *pentry;
+	int i;
+	int cpu_num;
+
+	sb = (struct sfi_table_simple *)table;
+	cpu_num = SFI_GET_NUM_ENTRIES(sb, struct sfi_cpu_table_entry);
+	pentry = (struct sfi_cpu_table_entry *)sb->pentry;
+
+	for (i = 0; i < cpu_num; i++) {
+		mp_sfi_register_lapic(pentry->apic_id);
+		pentry++;
+	}
+
+	smp_found_config = 1;
+	return 0;
+}
+#endif /* CONFIG_X86_LOCAL_APIC */
+
+#ifdef CONFIG_X86_IO_APIC
+static u32 gsi_base;
+
+static int __init sfi_parse_ioapic(struct sfi_table_header *table)
+{
+	struct sfi_table_simple *sb;
+	struct sfi_apic_table_entry *pentry;
+	int i, num;
+
+	sb = (struct sfi_table_simple *)table;
+	num = SFI_GET_NUM_ENTRIES(sb, struct sfi_apic_table_entry);
+	pentry = (struct sfi_apic_table_entry *)sb->pentry;
+
+	for (i = 0; i < num; i++) {
+		mp_register_ioapic(i, pentry->phys_addr, gsi_base);
+		gsi_base += io_apic_get_redir_entries(i);
+		pentry++;
+	}
+
+	WARN(pic_mode, KERN_WARNING
+		"SFI: pic_mod shouldn't be 1 when IOAPIC table is present\n");
+	pic_mode = 0;
+	return 0;
+}
+#endif /* CONFIG_X86_IO_APIC */
+
+/*
+ * sfi_platform_init(): register lapics & io-apics
+ */
+int __init sfi_platform_init(void)
+{
+#ifdef CONFIG_X86_LOCAL_APIC
+	mp_sfi_register_lapic_address(sfi_lapic_addr);
+	sfi_table_parse(SFI_SIG_CPUS, NULL, NULL, sfi_parse_cpus);
+#endif
+#ifdef CONFIG_X86_IO_APIC
+	sfi_table_parse(SFI_SIG_APIC, NULL, NULL, sfi_parse_ioapic);
+#endif
+	return 0;
+}
diff --git a/arch/x86/kernel/smpboot.c b/arch/x86/kernel/smpboot.c
index 09c5e077dff7..565ebc65920e 100644
--- a/arch/x86/kernel/smpboot.c
+++ b/arch/x86/kernel/smpboot.c
@@ -1059,12 +1059,9 @@ void __init native_smp_prepare_cpus(unsigned int max_cpus)
 #endif
 	current_thread_info()->cpu = 0;  /* needed? */
 	for_each_possible_cpu(i) {
-		alloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
-		alloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
-		alloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL);
-		cpumask_clear(per_cpu(cpu_core_map, i));
-		cpumask_clear(per_cpu(cpu_sibling_map, i));
-		cpumask_clear(cpu_data(i).llc_shared_map);
+		zalloc_cpumask_var(&per_cpu(cpu_sibling_map, i), GFP_KERNEL);
+		zalloc_cpumask_var(&per_cpu(cpu_core_map, i), GFP_KERNEL);
+		zalloc_cpumask_var(&cpu_data(i).llc_shared_map, GFP_KERNEL);
 	}
 	set_cpu_sibling_map(0);
 
diff --git a/arch/x86/kernel/syscall_table_32.S b/arch/x86/kernel/syscall_table_32.S
index d51321ddafda..0157cd26d7cc 100644
--- a/arch/x86/kernel/syscall_table_32.S
+++ b/arch/x86/kernel/syscall_table_32.S
@@ -335,4 +335,4 @@ ENTRY(sys_call_table)
 	.long sys_preadv
 	.long sys_pwritev
 	.long sys_rt_tgsigqueueinfo	/* 335 */
-	.long sys_perf_counter_open
+	.long sys_perf_event_open
diff --git a/arch/x86/kernel/time.c b/arch/x86/kernel/time.c
index e293ac56c723..be2573448ed9 100644
--- a/arch/x86/kernel/time.c
+++ b/arch/x86/kernel/time.c
@@ -38,7 +38,8 @@ unsigned long profile_pc(struct pt_regs *regs)
 #ifdef CONFIG_FRAME_POINTER
 		return *(unsigned long *)(regs->bp + sizeof(long));
 #else
-		unsigned long *sp = (unsigned long *)regs->sp;
+		unsigned long *sp =
+			(unsigned long *)kernel_stack_pointer(regs);
 		/*
 		 * Return address is either directly at stack pointer
 		 * or above a saved flags. Eflags has bits 22-31 zero,
@@ -93,7 +94,6 @@ static struct irqaction irq0  = {
 
 void __init setup_default_timer_irq(void)
 {
-	irq0.mask = cpumask_of_cpu(0);
 	setup_irq(0, &irq0);
 }
 
diff --git a/arch/x86/kernel/tlb_uv.c b/arch/x86/kernel/tlb_uv.c
index 503c1f2e8835..1740c85e24bb 100644
--- a/arch/x86/kernel/tlb_uv.c
+++ b/arch/x86/kernel/tlb_uv.c
@@ -23,8 +23,6 @@
 static struct bau_control	**uv_bau_table_bases __read_mostly;
 static int			uv_bau_retry_limit __read_mostly;
 
-/* position of pnode (which is nasid>>1): */
-static int			uv_nshift __read_mostly;
 /* base pnode in this partition */
 static int			uv_partition_base_pnode __read_mostly;
 
@@ -723,7 +721,7 @@ uv_activation_descriptor_init(int node, int pnode)
 	BUG_ON(!adp);
 
 	pa = uv_gpa(adp); /* need the real nasid*/
-	n = pa >> uv_nshift;
+	n = uv_gpa_to_pnode(pa);
 	m = pa & uv_mmask;
 
 	uv_write_global_mmr64(pnode, UVH_LB_BAU_SB_DESCRIPTOR_BASE,
@@ -778,7 +776,7 @@ uv_payload_queue_init(int node, int pnode, struct bau_control *bau_tablesp)
 	 * need the pnode of where the memory was really allocated
 	 */
 	pa = uv_gpa(pqp);
-	pn = pa >> uv_nshift;
+	pn = uv_gpa_to_pnode(pa);
 	uv_write_global_mmr64(pnode,
 			      UVH_LB_BAU_INTD_PAYLOAD_QUEUE_FIRST,
 			      ((unsigned long)pn << UV_PAYLOADQ_PNODE_SHIFT) |
@@ -843,8 +841,7 @@ static int __init uv_bau_init(void)
 				       GFP_KERNEL, cpu_to_node(cur_cpu));
 
 	uv_bau_retry_limit = 1;
-	uv_nshift = uv_hub_info->n_val;
-	uv_mmask = (1UL << uv_hub_info->n_val) - 1;
+	uv_mmask = (1UL << uv_hub_info->m_val) - 1;
 	nblades = uv_num_possible_blades();
 
 	uv_bau_table_bases = (struct bau_control **)
diff --git a/arch/x86/kernel/trampoline.c b/arch/x86/kernel/trampoline.c
index 808031a5ba19..cd022121cab6 100644
--- a/arch/x86/kernel/trampoline.c
+++ b/arch/x86/kernel/trampoline.c
@@ -3,8 +3,16 @@
 #include <asm/trampoline.h>
 #include <asm/e820.h>
 
+#if defined(CONFIG_X86_64) && defined(CONFIG_ACPI_SLEEP)
+#define __trampinit
+#define __trampinitdata
+#else
+#define __trampinit __cpuinit
+#define __trampinitdata __cpuinitdata
+#endif
+
 /* ready for x86_64 and x86 */
-unsigned char *trampoline_base = __va(TRAMPOLINE_BASE);
+unsigned char *__trampinitdata trampoline_base = __va(TRAMPOLINE_BASE);
 
 void __init reserve_trampoline_memory(void)
 {
@@ -26,7 +34,7 @@ void __init reserve_trampoline_memory(void)
  * bootstrap into the page concerned. The caller
  * has made sure it's suitably aligned.
  */
-unsigned long setup_trampoline(void)
+unsigned long __trampinit setup_trampoline(void)
 {
 	memcpy(trampoline_base, trampoline_data, TRAMPOLINE_SIZE);
 	return virt_to_phys(trampoline_base);
diff --git a/arch/x86/kernel/trampoline_32.S b/arch/x86/kernel/trampoline_32.S
index 66d874e5404c..8508237e8e43 100644
--- a/arch/x86/kernel/trampoline_32.S
+++ b/arch/x86/kernel/trampoline_32.S
@@ -28,16 +28,12 @@
  */
 
 #include <linux/linkage.h>
+#include <linux/init.h>
 #include <asm/segment.h>
 #include <asm/page_types.h>
 
 /* We can free up trampoline after bootup if cpu hotplug is not supported. */
-#ifndef CONFIG_HOTPLUG_CPU
-.section ".cpuinit.data","aw",@progbits
-#else
-.section .rodata,"a",@progbits
-#endif
-
+__CPUINITRODATA
 .code16
 
 ENTRY(trampoline_data)
diff --git a/arch/x86/kernel/trampoline_64.S b/arch/x86/kernel/trampoline_64.S
index cddfb8d386b9..3af2dff58b21 100644
--- a/arch/x86/kernel/trampoline_64.S
+++ b/arch/x86/kernel/trampoline_64.S
@@ -25,14 +25,19 @@
  */
 
 #include <linux/linkage.h>
+#include <linux/init.h>
 #include <asm/pgtable_types.h>
 #include <asm/page_types.h>
 #include <asm/msr.h>
 #include <asm/segment.h>
 #include <asm/processor-flags.h>
 
+#ifdef CONFIG_ACPI_SLEEP
 .section .rodata, "a", @progbits
-
+#else
+/* We can free up the trampoline after bootup if cpu hotplug is not supported. */
+__CPUINITRODATA
+#endif
 .code16
 
 ENTRY(trampoline_data)
diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c
index 7dc0de9d1ed9..7e37dcee0cc3 100644
--- a/arch/x86/kernel/traps.c
+++ b/arch/x86/kernel/traps.c
@@ -14,7 +14,6 @@
 #include <linux/spinlock.h>
 #include <linux/kprobes.h>
 #include <linux/uaccess.h>
-#include <linux/utsname.h>
 #include <linux/kdebug.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
@@ -65,7 +64,6 @@
 #else
 #include <asm/processor-flags.h>
 #include <asm/setup.h>
-#include <asm/traps.h>
 
 asmlinkage int system_call(void);
 
@@ -74,11 +72,9 @@ char ignore_fpu_irq;
 
 /*
  * The IDT has to be page-aligned to simplify the Pentium
- * F0 0F bug workaround.. We have a special link segment
- * for this.
+ * F0 0F bug workaround.
  */
-gate_desc idt_table[NR_VECTORS]
-	__attribute__((__section__(".data.idt"))) = { { { { 0, 0 } } }, };
+gate_desc idt_table[NR_VECTORS] __page_aligned_data = { { { { 0, 0 } } }, };
 #endif
 
 DECLARE_BITMAP(used_vectors, NR_VECTORS);
diff --git a/arch/x86/kernel/tsc.c b/arch/x86/kernel/tsc.c
index 17409e8d1097..cd982f48e23e 100644
--- a/arch/x86/kernel/tsc.c
+++ b/arch/x86/kernel/tsc.c
@@ -666,7 +666,7 @@ static int time_cpufreq_notifier(struct notifier_block *nb, unsigned long val,
 	if ((val == CPUFREQ_PRECHANGE  && freq->old < freq->new) ||
 			(val == CPUFREQ_POSTCHANGE && freq->old > freq->new) ||
 			(val == CPUFREQ_RESUMECHANGE)) {
-		*lpj = 	cpufreq_scale(loops_per_jiffy_ref, ref_freq, freq->new);
+		*lpj = cpufreq_scale(loops_per_jiffy_ref, ref_freq, freq->new);
 
 		tsc_khz = cpufreq_scale(tsc_khz_ref, ref_freq, freq->new);
 		if (!(freq->flags & CPUFREQ_CONST_LOOPS))
diff --git a/arch/x86/kernel/tsc_sync.c b/arch/x86/kernel/tsc_sync.c
index 027b5b498993..f37930954d15 100644
--- a/arch/x86/kernel/tsc_sync.c
+++ b/arch/x86/kernel/tsc_sync.c
@@ -114,7 +114,7 @@ void __cpuinit check_tsc_sync_source(int cpu)
 		return;
 
 	if (boot_cpu_has(X86_FEATURE_TSC_RELIABLE)) {
-		pr_info("Skipping synchronization checks as TSC is reliable.\n");
+		printk_once(KERN_INFO "Skipping synchronization checks as TSC is reliable.\n");
 		return;
 	}
 
diff --git a/arch/x86/kernel/vmi_32.c b/arch/x86/kernel/vmi_32.c
index 31e6f6cfe53e..d430e4c30193 100644
--- a/arch/x86/kernel/vmi_32.c
+++ b/arch/x86/kernel/vmi_32.c
@@ -648,7 +648,7 @@ static inline int __init activate_vmi(void)
 
 	pv_info.paravirt_enabled = 1;
 	pv_info.kernel_rpl = kernel_cs & SEGMENT_RPL_MASK;
-	pv_info.name = "vmi";
+	pv_info.name = "vmi [deprecated]";
 
 	pv_init_ops.patch = vmi_patch;
 
diff --git a/arch/x86/kernel/vmlinux.lds.S b/arch/x86/kernel/vmlinux.lds.S
index 0ccb57d5ee35..3c68fe2d46cf 100644
--- a/arch/x86/kernel/vmlinux.lds.S
+++ b/arch/x86/kernel/vmlinux.lds.S
@@ -45,9 +45,9 @@ PHDRS {
 	text PT_LOAD FLAGS(5);          /* R_E */
 	data PT_LOAD FLAGS(7);          /* RWE */
 #ifdef CONFIG_X86_64
-	user PT_LOAD FLAGS(7);          /* RWE */
+	user PT_LOAD FLAGS(5);          /* R_E */
 #ifdef CONFIG_SMP
-	percpu PT_LOAD FLAGS(7);        /* RWE */
+	percpu PT_LOAD FLAGS(6);        /* RW_ */
 #endif
 	init PT_LOAD FLAGS(7);          /* RWE */
 #endif
@@ -65,17 +65,11 @@ SECTIONS
 #endif
 
 	/* Text and read-only data */
-
-	/* bootstrapping code */
-	.text.head : AT(ADDR(.text.head) - LOAD_OFFSET) {
-		_text = .;
-		*(.text.head)
-	} :text = 0x9090
-
-	/* The rest of the text */
 	.text :  AT(ADDR(.text) - LOAD_OFFSET) {
+		_text = .;
+		/* bootstrapping code */
+		HEAD_TEXT
 #ifdef CONFIG_X86_32
-		/* not really needed, already page aligned */
 		. = ALIGN(PAGE_SIZE);
 		*(.text.page_aligned)
 #endif
@@ -94,13 +88,7 @@ SECTIONS
 
 	NOTES :text :note
 
-	/* Exception table */
-	. = ALIGN(16);
-	__ex_table : AT(ADDR(__ex_table) - LOAD_OFFSET) {
-		__start___ex_table = .;
-		*(__ex_table)
-		__stop___ex_table = .;
-	} :text = 0x9090
+	EXCEPTION_TABLE(16) :text = 0x9090
 
 	RO_DATA(PAGE_SIZE)
 
@@ -118,7 +106,6 @@ SECTIONS
 #endif
 
 		PAGE_ALIGNED_DATA(PAGE_SIZE)
-		*(.data.idt)
 
 		CACHELINE_ALIGNED_DATA(CONFIG_X86_L1_CACHE_BYTES)
 
@@ -135,24 +122,21 @@ SECTIONS
 #ifdef CONFIG_X86_64
 
 #define VSYSCALL_ADDR (-10*1024*1024)
-#define VSYSCALL_PHYS_ADDR ((LOADADDR(.data) + SIZEOF(.data) + \
-                            PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))
-#define VSYSCALL_VIRT_ADDR ((ADDR(.data) + SIZEOF(.data) + \
-                            PAGE_SIZE - 1) & ~(PAGE_SIZE - 1))
 
-#define VLOAD_OFFSET (VSYSCALL_ADDR - VSYSCALL_PHYS_ADDR)
+#define VLOAD_OFFSET (VSYSCALL_ADDR - __vsyscall_0 + LOAD_OFFSET)
 #define VLOAD(x) (ADDR(x) - VLOAD_OFFSET)
 
-#define VVIRT_OFFSET (VSYSCALL_ADDR - VSYSCALL_VIRT_ADDR)
+#define VVIRT_OFFSET (VSYSCALL_ADDR - __vsyscall_0)
 #define VVIRT(x) (ADDR(x) - VVIRT_OFFSET)
 
+	. = ALIGN(4096);
+	__vsyscall_0 = .;
+
 	. = VSYSCALL_ADDR;
-	.vsyscall_0 : AT(VSYSCALL_PHYS_ADDR) {
+	.vsyscall_0 : AT(VLOAD(.vsyscall_0)) {
 		*(.vsyscall_0)
 	} :user
 
-	__vsyscall_0 = VSYSCALL_VIRT_ADDR;
-
 	. = ALIGN(CONFIG_X86_L1_CACHE_BYTES);
 	.vsyscall_fn : AT(VLOAD(.vsyscall_fn)) {
 		*(.vsyscall_fn)
@@ -192,11 +176,9 @@ SECTIONS
 		*(.vsyscall_3)
 	}
 
-	. = VSYSCALL_VIRT_ADDR + PAGE_SIZE;
+	. = __vsyscall_0 + PAGE_SIZE;
 
 #undef VSYSCALL_ADDR
-#undef VSYSCALL_PHYS_ADDR
-#undef VSYSCALL_VIRT_ADDR
 #undef VLOAD_OFFSET
 #undef VLOAD
 #undef VVIRT_OFFSET
@@ -219,36 +201,12 @@ SECTIONS
 	PERCPU_VADDR(0, :percpu)
 #endif
 
-	.init.text : AT(ADDR(.init.text) - LOAD_OFFSET) {
-		_sinittext = .;
-		INIT_TEXT
-		_einittext = .;
-	}
+	INIT_TEXT_SECTION(PAGE_SIZE)
 #ifdef CONFIG_X86_64
 	:init
 #endif
 
-	.init.data : AT(ADDR(.init.data) - LOAD_OFFSET) {
-		INIT_DATA
-	}
-
-	. = ALIGN(16);
-	.init.setup : AT(ADDR(.init.setup) - LOAD_OFFSET) {
-		__setup_start = .;
-		*(.init.setup)
-		__setup_end = .;
-	}
-	.initcall.init : AT(ADDR(.initcall.init) - LOAD_OFFSET) {
-		__initcall_start = .;
-		INITCALLS
-		__initcall_end = .;
-	}
-
-	.con_initcall.init : AT(ADDR(.con_initcall.init) - LOAD_OFFSET) {
-		__con_initcall_start = .;
-		*(.con_initcall.init)
-		__con_initcall_end = .;
-	}
+	INIT_DATA_SECTION(16)
 
 	.x86_cpu_dev.init : AT(ADDR(.x86_cpu_dev.init) - LOAD_OFFSET) {
 		__x86_cpu_dev_start = .;
@@ -256,8 +214,6 @@ SECTIONS
 		__x86_cpu_dev_end = .;
 	}
 
-	SECURITY_INIT
-
 	. = ALIGN(8);
 	.parainstructions : AT(ADDR(.parainstructions) - LOAD_OFFSET) {
 		__parainstructions = .;
@@ -288,15 +244,6 @@ SECTIONS
 		EXIT_DATA
 	}
 
-#ifdef CONFIG_BLK_DEV_INITRD
-	. = ALIGN(PAGE_SIZE);
-	.init.ramfs : AT(ADDR(.init.ramfs) - LOAD_OFFSET) {
-		__initramfs_start = .;
-		*(.init.ramfs)
-		__initramfs_end = .;
-	}
-#endif
-
 #if !defined(CONFIG_X86_64) || !defined(CONFIG_SMP)
 	PERCPU(PAGE_SIZE)
 #endif
@@ -358,6 +305,9 @@ SECTIONS
 
 
 #ifdef CONFIG_X86_32
+/*
+ * The ASSERT() sink to . is intentional, for binutils 2.14 compatibility:
+ */
 . = ASSERT((_end - LOAD_OFFSET <= KERNEL_IMAGE_SIZE),
 	   "kernel image bigger than KERNEL_IMAGE_SIZE");
 #else
diff --git a/arch/x86/kernel/vsyscall_64.c b/arch/x86/kernel/vsyscall_64.c
index cf53a78e2dcf..8cb4974ff599 100644
--- a/arch/x86/kernel/vsyscall_64.c
+++ b/arch/x86/kernel/vsyscall_64.c
@@ -228,19 +228,11 @@ static long __vsyscall(3) venosys_1(void)
 }
 
 #ifdef CONFIG_SYSCTL
-
-static int
-vsyscall_sysctl_change(ctl_table *ctl, int write, struct file * filp,
-		       void __user *buffer, size_t *lenp, loff_t *ppos)
-{
-	return proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
-}
-
 static ctl_table kernel_table2[] = {
 	{ .procname = "vsyscall64",
 	  .data = &vsyscall_gtod_data.sysctl_enabled, .maxlen = sizeof(int),
 	  .mode = 0644,
-	  .proc_handler = vsyscall_sysctl_change },
+	  .proc_handler = proc_dointvec },
 	{}
 };
 
diff --git a/arch/x86/kvm/i8254.c b/arch/x86/kvm/i8254.c
index 82ad523b4901..144e7f60b5e2 100644
--- a/arch/x86/kvm/i8254.c
+++ b/arch/x86/kvm/i8254.c
@@ -116,7 +116,7 @@ static s64 __kpit_elapsed(struct kvm *kvm)
 	 * itself with the initial count and continues counting
 	 * from there.
 	 */
-	remaining = hrtimer_expires_remaining(&ps->pit_timer.timer);
+	remaining = hrtimer_get_remaining(&ps->pit_timer.timer);
 	elapsed = ps->pit_timer.period - ktime_to_ns(remaining);
 	elapsed = mod_64(elapsed, ps->pit_timer.period);
 
diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c
index 1ae5ceba7eb2..23c217692ea9 100644
--- a/arch/x86/kvm/lapic.c
+++ b/arch/x86/kvm/lapic.c
@@ -521,7 +521,7 @@ static u32 apic_get_tmcct(struct kvm_lapic *apic)
 	if (apic_get_reg(apic, APIC_TMICT) == 0)
 		return 0;
 
-	remaining = hrtimer_expires_remaining(&apic->lapic_timer.timer);
+	remaining = hrtimer_get_remaining(&apic->lapic_timer.timer);
 	if (ktime_to_ns(remaining) < 0)
 		remaining = ktime_set(0, 0);
 
@@ -664,7 +664,7 @@ static void start_apic_timer(struct kvm_lapic *apic)
 {
 	ktime_t now = apic->lapic_timer.timer.base->get_time();
 
-	apic->lapic_timer.period = apic_get_reg(apic, APIC_TMICT) *
+	apic->lapic_timer.period = (u64)apic_get_reg(apic, APIC_TMICT) *
 		    APIC_BUS_CYCLE_NS * apic->divide_count;
 	atomic_set(&apic->lapic_timer.pending, 0);
 
diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index eca41ae9f453..818b92ad82cf 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -156,6 +156,8 @@ module_param(oos_shadow, bool, 0644);
 #define CREATE_TRACE_POINTS
 #include "mmutrace.h"
 
+#define SPTE_HOST_WRITEABLE (1ULL << PT_FIRST_AVAIL_BITS_SHIFT)
+
 #define SHADOW_PT_INDEX(addr, level) PT64_INDEX(addr, level)
 
 struct kvm_rmap_desc {
@@ -634,9 +636,7 @@ static void rmap_remove(struct kvm *kvm, u64 *spte)
 	if (*spte & shadow_accessed_mask)
 		kvm_set_pfn_accessed(pfn);
 	if (is_writeble_pte(*spte))
-		kvm_release_pfn_dirty(pfn);
-	else
-		kvm_release_pfn_clean(pfn);
+		kvm_set_pfn_dirty(pfn);
 	rmapp = gfn_to_rmap(kvm, sp->gfns[spte - sp->spt], sp->role.level);
 	if (!*rmapp) {
 		printk(KERN_ERR "rmap_remove: %p %llx 0->BUG\n", spte, *spte);
@@ -748,7 +748,8 @@ static int rmap_write_protect(struct kvm *kvm, u64 gfn)
 	return write_protected;
 }
 
-static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp)
+static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp,
+			   unsigned long data)
 {
 	u64 *spte;
 	int need_tlb_flush = 0;
@@ -763,8 +764,47 @@ static int kvm_unmap_rmapp(struct kvm *kvm, unsigned long *rmapp)
 	return need_tlb_flush;
 }
 
+static int kvm_set_pte_rmapp(struct kvm *kvm, unsigned long *rmapp,
+			     unsigned long data)
+{
+	int need_flush = 0;
+	u64 *spte, new_spte;
+	pte_t *ptep = (pte_t *)data;
+	pfn_t new_pfn;
+
+	WARN_ON(pte_huge(*ptep));
+	new_pfn = pte_pfn(*ptep);
+	spte = rmap_next(kvm, rmapp, NULL);
+	while (spte) {
+		BUG_ON(!is_shadow_present_pte(*spte));
+		rmap_printk("kvm_set_pte_rmapp: spte %p %llx\n", spte, *spte);
+		need_flush = 1;
+		if (pte_write(*ptep)) {
+			rmap_remove(kvm, spte);
+			__set_spte(spte, shadow_trap_nonpresent_pte);
+			spte = rmap_next(kvm, rmapp, NULL);
+		} else {
+			new_spte = *spte &~ (PT64_BASE_ADDR_MASK);
+			new_spte |= (u64)new_pfn << PAGE_SHIFT;
+
+			new_spte &= ~PT_WRITABLE_MASK;
+			new_spte &= ~SPTE_HOST_WRITEABLE;
+			if (is_writeble_pte(*spte))
+				kvm_set_pfn_dirty(spte_to_pfn(*spte));
+			__set_spte(spte, new_spte);
+			spte = rmap_next(kvm, rmapp, spte);
+		}
+	}
+	if (need_flush)
+		kvm_flush_remote_tlbs(kvm);
+
+	return 0;
+}
+
 static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
-			  int (*handler)(struct kvm *kvm, unsigned long *rmapp))
+			  unsigned long data,
+			  int (*handler)(struct kvm *kvm, unsigned long *rmapp,
+					 unsigned long data))
 {
 	int i, j;
 	int retval = 0;
@@ -786,13 +826,15 @@ static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
 		if (hva >= start && hva < end) {
 			gfn_t gfn_offset = (hva - start) >> PAGE_SHIFT;
 
-			retval |= handler(kvm, &memslot->rmap[gfn_offset]);
+			retval |= handler(kvm, &memslot->rmap[gfn_offset],
+					  data);
 
 			for (j = 0; j < KVM_NR_PAGE_SIZES - 1; ++j) {
 				int idx = gfn_offset;
 				idx /= KVM_PAGES_PER_HPAGE(PT_DIRECTORY_LEVEL + j);
 				retval |= handler(kvm,
-					&memslot->lpage_info[j][idx].rmap_pde);
+					&memslot->lpage_info[j][idx].rmap_pde,
+					data);
 			}
 		}
 	}
@@ -802,10 +844,16 @@ static int kvm_handle_hva(struct kvm *kvm, unsigned long hva,
 
 int kvm_unmap_hva(struct kvm *kvm, unsigned long hva)
 {
-	return kvm_handle_hva(kvm, hva, kvm_unmap_rmapp);
+	return kvm_handle_hva(kvm, hva, 0, kvm_unmap_rmapp);
 }
 
-static int kvm_age_rmapp(struct kvm *kvm, unsigned long *rmapp)
+void kvm_set_spte_hva(struct kvm *kvm, unsigned long hva, pte_t pte)
+{
+	kvm_handle_hva(kvm, hva, (unsigned long)&pte, kvm_set_pte_rmapp);
+}
+
+static int kvm_age_rmapp(struct kvm *kvm, unsigned long *rmapp,
+			 unsigned long data)
 {
 	u64 *spte;
 	int young = 0;
@@ -841,13 +889,13 @@ static void rmap_recycle(struct kvm_vcpu *vcpu, u64 *spte, gfn_t gfn)
 	gfn = unalias_gfn(vcpu->kvm, gfn);
 	rmapp = gfn_to_rmap(vcpu->kvm, gfn, sp->role.level);
 
-	kvm_unmap_rmapp(vcpu->kvm, rmapp);
+	kvm_unmap_rmapp(vcpu->kvm, rmapp, 0);
 	kvm_flush_remote_tlbs(vcpu->kvm);
 }
 
 int kvm_age_hva(struct kvm *kvm, unsigned long hva)
 {
-	return kvm_handle_hva(kvm, hva, kvm_age_rmapp);
+	return kvm_handle_hva(kvm, hva, 0, kvm_age_rmapp);
 }
 
 #ifdef MMU_DEBUG
@@ -1756,7 +1804,7 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 		    unsigned pte_access, int user_fault,
 		    int write_fault, int dirty, int level,
 		    gfn_t gfn, pfn_t pfn, bool speculative,
-		    bool can_unsync)
+		    bool can_unsync, bool reset_host_protection)
 {
 	u64 spte;
 	int ret = 0;
@@ -1783,6 +1831,9 @@ static int set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 		spte |= kvm_x86_ops->get_mt_mask(vcpu, gfn,
 			kvm_is_mmio_pfn(pfn));
 
+	if (reset_host_protection)
+		spte |= SPTE_HOST_WRITEABLE;
+
 	spte |= (u64)pfn << PAGE_SHIFT;
 
 	if ((pte_access & ACC_WRITE_MASK)
@@ -1828,7 +1879,8 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 			 unsigned pt_access, unsigned pte_access,
 			 int user_fault, int write_fault, int dirty,
 			 int *ptwrite, int level, gfn_t gfn,
-			 pfn_t pfn, bool speculative)
+			 pfn_t pfn, bool speculative,
+			 bool reset_host_protection)
 {
 	int was_rmapped = 0;
 	int was_writeble = is_writeble_pte(*sptep);
@@ -1860,7 +1912,8 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 	}
 
 	if (set_spte(vcpu, sptep, pte_access, user_fault, write_fault,
-		      dirty, level, gfn, pfn, speculative, true)) {
+		      dirty, level, gfn, pfn, speculative, true,
+		      reset_host_protection)) {
 		if (write_fault)
 			*ptwrite = 1;
 		kvm_x86_ops->tlb_flush(vcpu);
@@ -1877,8 +1930,7 @@ static void mmu_set_spte(struct kvm_vcpu *vcpu, u64 *sptep,
 	page_header_update_slot(vcpu->kvm, sptep, gfn);
 	if (!was_rmapped) {
 		rmap_count = rmap_add(vcpu, sptep, gfn);
-		if (!is_rmap_spte(*sptep))
-			kvm_release_pfn_clean(pfn);
+		kvm_release_pfn_clean(pfn);
 		if (rmap_count > RMAP_RECYCLE_THRESHOLD)
 			rmap_recycle(vcpu, sptep, gfn);
 	} else {
@@ -1909,7 +1961,7 @@ static int __direct_map(struct kvm_vcpu *vcpu, gpa_t v, int write,
 		if (iterator.level == level) {
 			mmu_set_spte(vcpu, iterator.sptep, ACC_ALL, ACC_ALL,
 				     0, write, 1, &pt_write,
-				     level, gfn, pfn, false);
+				     level, gfn, pfn, false, true);
 			++vcpu->stat.pf_fixed;
 			break;
 		}
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index d2fec9c12d22..72558f8ff3f5 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -273,9 +273,13 @@ static void FNAME(update_pte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *page,
 	if (mmu_notifier_retry(vcpu, vcpu->arch.update_pte.mmu_seq))
 		return;
 	kvm_get_pfn(pfn);
+	/*
+	 * we call mmu_set_spte() with reset_host_protection = true beacuse that
+	 * vcpu->arch.update_pte.pfn was fetched from get_user_pages(write = 1).
+	 */
 	mmu_set_spte(vcpu, spte, page->role.access, pte_access, 0, 0,
 		     gpte & PT_DIRTY_MASK, NULL, PT_PAGE_TABLE_LEVEL,
-		     gpte_to_gfn(gpte), pfn, true);
+		     gpte_to_gfn(gpte), pfn, true, true);
 }
 
 /*
@@ -308,7 +312,7 @@ static u64 *FNAME(fetch)(struct kvm_vcpu *vcpu, gva_t addr,
 				     user_fault, write_fault,
 				     gw->ptes[gw->level-1] & PT_DIRTY_MASK,
 				     ptwrite, level,
-				     gw->gfn, pfn, false);
+				     gw->gfn, pfn, false, true);
 			break;
 		}
 
@@ -558,6 +562,7 @@ static void FNAME(prefetch_page)(struct kvm_vcpu *vcpu,
 static int FNAME(sync_page)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp)
 {
 	int i, offset, nr_present;
+	bool reset_host_protection;
 
 	offset = nr_present = 0;
 
@@ -595,9 +600,16 @@ static int FNAME(sync_page)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp)
 
 		nr_present++;
 		pte_access = sp->role.access & FNAME(gpte_access)(vcpu, gpte);
+		if (!(sp->spt[i] & SPTE_HOST_WRITEABLE)) {
+			pte_access &= ~ACC_WRITE_MASK;
+			reset_host_protection = 0;
+		} else {
+			reset_host_protection = 1;
+		}
 		set_spte(vcpu, &sp->spt[i], pte_access, 0, 0,
 			 is_dirty_gpte(gpte), PT_PAGE_TABLE_LEVEL, gfn,
-			 spte_to_pfn(sp->spt[i]), true, false);
+			 spte_to_pfn(sp->spt[i]), true, false,
+			 reset_host_protection);
 	}
 
 	return !nr_present;
diff --git a/arch/x86/kvm/svm.c b/arch/x86/kvm/svm.c
index 944cc9c04b3c..c17404add91f 100644
--- a/arch/x86/kvm/svm.c
+++ b/arch/x86/kvm/svm.c
@@ -767,6 +767,8 @@ static void svm_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
 		rdtscll(tsc_this);
 		delta = vcpu->arch.host_tsc - tsc_this;
 		svm->vmcb->control.tsc_offset += delta;
+		if (is_nested(svm))
+			svm->nested.hsave->control.tsc_offset += delta;
 		vcpu->cpu = cpu;
 		kvm_migrate_timers(vcpu);
 		svm->asid_generation = 0;
@@ -2057,10 +2059,14 @@ static int svm_get_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 *data)
 
 	switch (ecx) {
 	case MSR_IA32_TSC: {
-		u64 tsc;
+		u64 tsc_offset;
+
+		if (is_nested(svm))
+			tsc_offset = svm->nested.hsave->control.tsc_offset;
+		else
+			tsc_offset = svm->vmcb->control.tsc_offset;
 
-		rdtscll(tsc);
-		*data = svm->vmcb->control.tsc_offset + tsc;
+		*data = tsc_offset + native_read_tsc();
 		break;
 	}
 	case MSR_K6_STAR:
@@ -2146,10 +2152,17 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, unsigned ecx, u64 data)
 
 	switch (ecx) {
 	case MSR_IA32_TSC: {
-		u64 tsc;
+		u64 tsc_offset = data - native_read_tsc();
+		u64 g_tsc_offset = 0;
+
+		if (is_nested(svm)) {
+			g_tsc_offset = svm->vmcb->control.tsc_offset -
+				       svm->nested.hsave->control.tsc_offset;
+			svm->nested.hsave->control.tsc_offset = tsc_offset;
+		}
+
+		svm->vmcb->control.tsc_offset = tsc_offset + g_tsc_offset;
 
-		rdtscll(tsc);
-		svm->vmcb->control.tsc_offset = data - tsc;
 		break;
 	}
 	case MSR_K6_STAR:
diff --git a/arch/x86/kvm/vmx.c b/arch/x86/kvm/vmx.c
index f3812014bd0b..ed53b42caba1 100644
--- a/arch/x86/kvm/vmx.c
+++ b/arch/x86/kvm/vmx.c
@@ -709,7 +709,7 @@ static void vmx_vcpu_load(struct kvm_vcpu *vcpu, int cpu)
 	if (vcpu->cpu != cpu) {
 		vcpu_clear(vmx);
 		kvm_migrate_timers(vcpu);
-		vpid_sync_vcpu_all(vmx);
+		set_bit(KVM_REQ_TLB_FLUSH, &vcpu->requests);
 		local_irq_disable();
 		list_add(&vmx->local_vcpus_link,
 			 &per_cpu(vcpus_on_cpu, cpu));
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c
index be451ee44249..ae07d261527c 100644
--- a/arch/x86/kvm/x86.c
+++ b/arch/x86/kvm/x86.c
@@ -1591,6 +1591,8 @@ static int kvm_dev_ioctl_get_supported_cpuid(struct kvm_cpuid2 *cpuid,
 
 	if (cpuid->nent < 1)
 		goto out;
+	if (cpuid->nent > KVM_MAX_CPUID_ENTRIES)
+		cpuid->nent = KVM_MAX_CPUID_ENTRIES;
 	r = -ENOMEM;
 	cpuid_entries = vmalloc(sizeof(struct kvm_cpuid_entry2) * cpuid->nent);
 	if (!cpuid_entries)
@@ -1690,7 +1692,7 @@ static int kvm_vcpu_ioctl_x86_setup_mce(struct kvm_vcpu *vcpu,
 	unsigned bank_num = mcg_cap & 0xff, bank;
 
 	r = -EINVAL;
-	if (!bank_num)
+	if (!bank_num || bank_num >= KVM_MAX_MCE_BANKS)
 		goto out;
 	if (mcg_cap & ~(KVM_MCE_CAP_SUPPORTED | 0xff | 0xff0000))
 		goto out;
@@ -4049,7 +4051,7 @@ static int save_guest_segment_descriptor(struct kvm_vcpu *vcpu, u16 selector,
 	return kvm_write_guest_virt(dtable.base + index*8, seg_desc, sizeof(*seg_desc), vcpu);
 }
 
-static u32 get_tss_base_addr(struct kvm_vcpu *vcpu,
+static gpa_t get_tss_base_addr(struct kvm_vcpu *vcpu,
 			     struct desc_struct *seg_desc)
 {
 	u32 base_addr = get_desc_base(seg_desc);
diff --git a/arch/x86/lguest/boot.c b/arch/x86/lguest/boot.c
index 4cb7d5d18b8e..7e59dc1d3fc2 100644
--- a/arch/x86/lguest/boot.c
+++ b/arch/x86/lguest/boot.c
@@ -1135,11 +1135,6 @@ static struct notifier_block paniced = {
 /* Setting up memory is fairly easy. */
 static __init char *lguest_memory_setup(void)
 {
-	/* We do this here and not earlier because lockcheck used to barf if we
-	 * did it before start_kernel().  I think we fixed that, so it'd be
-	 * nice to move it back to lguest_init.  Patch welcome... */
-	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
-
 	/*
 	 *The Linux bootloader header contains an "e820" memory map: the
 	 * Launcher populated the first entry with our memory limit.
@@ -1364,10 +1359,13 @@ __init void lguest_init(void)
 
 	/*
 	 * If we don't initialize the lock dependency checker now, it crashes
-	 * paravirt_disable_iospace.
+	 * atomic_notifier_chain_register, then paravirt_disable_iospace.
 	 */
 	lockdep_init();
 
+	/* Hook in our special panic hypercall code. */
+	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
+
 	/*
 	 * The IDE code spends about 3 seconds probing for disks: if we reserve
 	 * all the I/O ports up front it can't get them and so doesn't probe.
diff --git a/arch/x86/lib/Makefile b/arch/x86/lib/Makefile
index 9e609206fac9..85f5db95c60f 100644
--- a/arch/x86/lib/Makefile
+++ b/arch/x86/lib/Makefile
@@ -16,7 +16,9 @@ ifeq ($(CONFIG_X86_32),y)
         lib-y += checksum_32.o
         lib-y += strstr_32.o
         lib-y += semaphore_32.o string_32.o
-
+ifneq ($(CONFIG_X86_CMPXCHG64),y)
+        lib-y += cmpxchg8b_emu.o
+endif
         lib-$(CONFIG_X86_USE_3DNOW) += mmx_32.o
 else
         obj-y += io_64.o iomap_copy_64.o
diff --git a/arch/x86/lib/cmpxchg8b_emu.S b/arch/x86/lib/cmpxchg8b_emu.S
new file mode 100644
index 000000000000..828cb710dec2
--- /dev/null
+++ b/arch/x86/lib/cmpxchg8b_emu.S
@@ -0,0 +1,57 @@
+/*
+ *	This program is free software; you can redistribute it and/or
+ *	modify it under the terms of the GNU General Public License
+ *	as published by the Free Software Foundation; version 2
+ *	of the License.
+ *
+ */
+
+#include <linux/linkage.h>
+#include <asm/alternative-asm.h>
+#include <asm/frame.h>
+#include <asm/dwarf2.h>
+
+
+.text
+
+/*
+ * Inputs:
+ * %esi : memory location to compare
+ * %eax : low 32 bits of old value
+ * %edx : high 32 bits of old value
+ * %ebx : low 32 bits of new value
+ * %ecx : high 32 bits of new value
+ */
+ENTRY(cmpxchg8b_emu)
+CFI_STARTPROC
+
+#
+# Emulate 'cmpxchg8b (%esi)' on UP except we don't
+# set the whole ZF thing (caller will just compare
+# eax:edx with the expected value)
+#
+cmpxchg8b_emu:
+	pushfl
+	cli
+
+	cmpl  (%esi), %eax
+	jne not_same
+	cmpl 4(%esi), %edx
+	jne half_same
+
+	movl %ebx,  (%esi)
+	movl %ecx, 4(%esi)
+
+	popfl
+	ret
+
+ not_same:
+	movl  (%esi), %eax
+ half_same:
+	movl 4(%esi), %edx
+
+	popfl
+	ret
+
+CFI_ENDPROC
+ENDPROC(cmpxchg8b_emu)
diff --git a/arch/x86/mm/Makefile b/arch/x86/mm/Makefile
index 9b5a9f59a478..06630d26e56d 100644
--- a/arch/x86/mm/Makefile
+++ b/arch/x86/mm/Makefile
@@ -1,9 +1,10 @@
 obj-y	:=  init.o init_$(BITS).o fault.o ioremap.o extable.o pageattr.o mmap.o \
-	    pat.o pgtable.o physaddr.o gup.o
+	    pat.o pgtable.o physaddr.o gup.o setup_nx.o
 
 # Make sure __phys_addr has no stackprotector
 nostackp := $(call cc-option, -fno-stack-protector)
 CFLAGS_physaddr.o		:= $(nostackp)
+CFLAGS_setup_nx.o		:= $(nostackp)
 
 obj-$(CONFIG_SMP)		+= tlb.o
 
diff --git a/arch/x86/mm/fault.c b/arch/x86/mm/fault.c
index 775a020990a5..f4cee9028cf0 100644
--- a/arch/x86/mm/fault.c
+++ b/arch/x86/mm/fault.c
@@ -10,7 +10,7 @@
 #include <linux/bootmem.h>		/* max_low_pfn			*/
 #include <linux/kprobes.h>		/* __kprobes, ...		*/
 #include <linux/mmiotrace.h>		/* kmmio_handler, ...		*/
-#include <linux/perf_counter.h>		/* perf_swcounter_event		*/
+#include <linux/perf_event.h>		/* perf_sw_event		*/
 
 #include <asm/traps.h>			/* dotraplinkage, ...		*/
 #include <asm/pgalloc.h>		/* pgd_*(), ...			*/
@@ -167,6 +167,7 @@ force_sig_info_fault(int si_signo, int si_code, unsigned long address,
 	info.si_errno	= 0;
 	info.si_code	= si_code;
 	info.si_addr	= (void __user *)address;
+	info.si_addr_lsb = si_code == BUS_MCEERR_AR ? PAGE_SHIFT : 0;
 
 	force_sig_info(si_signo, &info, tsk);
 }
@@ -790,10 +791,12 @@ out_of_memory(struct pt_regs *regs, unsigned long error_code,
 }
 
 static void
-do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address)
+do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address,
+	  unsigned int fault)
 {
 	struct task_struct *tsk = current;
 	struct mm_struct *mm = tsk->mm;
+	int code = BUS_ADRERR;
 
 	up_read(&mm->mmap_sem);
 
@@ -809,7 +812,15 @@ do_sigbus(struct pt_regs *regs, unsigned long error_code, unsigned long address)
 	tsk->thread.error_code	= error_code;
 	tsk->thread.trap_no	= 14;
 
-	force_sig_info_fault(SIGBUS, BUS_ADRERR, address, tsk);
+#ifdef CONFIG_MEMORY_FAILURE
+	if (fault & VM_FAULT_HWPOISON) {
+		printk(KERN_ERR
+	"MCE: Killing %s:%d due to hardware memory corruption fault at %lx\n",
+			tsk->comm, tsk->pid, address);
+		code = BUS_MCEERR_AR;
+	}
+#endif
+	force_sig_info_fault(SIGBUS, code, address, tsk);
 }
 
 static noinline void
@@ -819,8 +830,8 @@ mm_fault_error(struct pt_regs *regs, unsigned long error_code,
 	if (fault & VM_FAULT_OOM) {
 		out_of_memory(regs, error_code, address);
 	} else {
-		if (fault & VM_FAULT_SIGBUS)
-			do_sigbus(regs, error_code, address);
+		if (fault & (VM_FAULT_SIGBUS|VM_FAULT_HWPOISON))
+			do_sigbus(regs, error_code, address, fault);
 		else
 			BUG();
 	}
@@ -1017,7 +1028,7 @@ do_page_fault(struct pt_regs *regs, unsigned long error_code)
 	if (unlikely(error_code & PF_RSVD))
 		pgtable_bad(regs, error_code, address);
 
-	perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
+	perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS, 1, 0, regs, address);
 
 	/*
 	 * If we're in an interrupt, have no user context or are running
@@ -1114,11 +1125,11 @@ good_area:
 
 	if (fault & VM_FAULT_MAJOR) {
 		tsk->maj_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MAJ, 1, 0,
 				     regs, address);
 	} else {
 		tsk->min_flt++;
-		perf_swcounter_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
+		perf_sw_event(PERF_COUNT_SW_PAGE_FAULTS_MIN, 1, 0,
 				     regs, address);
 	}
 
diff --git a/arch/x86/mm/init.c b/arch/x86/mm/init.c
index 0607119cef94..73ffd5536f62 100644
--- a/arch/x86/mm/init.c
+++ b/arch/x86/mm/init.c
@@ -28,69 +28,6 @@ int direct_gbpages
 #endif
 ;
 
-int nx_enabled;
-
-#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)
-static int disable_nx __cpuinitdata;
-
-/*
- * noexec = on|off
- *
- * Control non-executable mappings for processes.
- *
- * on      Enable
- * off     Disable
- */
-static int __init noexec_setup(char *str)
-{
-	if (!str)
-		return -EINVAL;
-	if (!strncmp(str, "on", 2)) {
-		__supported_pte_mask |= _PAGE_NX;
-		disable_nx = 0;
-	} else if (!strncmp(str, "off", 3)) {
-		disable_nx = 1;
-		__supported_pte_mask &= ~_PAGE_NX;
-	}
-	return 0;
-}
-early_param("noexec", noexec_setup);
-#endif
-
-#ifdef CONFIG_X86_PAE
-static void __init set_nx(void)
-{
-	unsigned int v[4], l, h;
-
-	if (cpu_has_pae && (cpuid_eax(0x80000000) > 0x80000001)) {
-		cpuid(0x80000001, &v[0], &v[1], &v[2], &v[3]);
-
-		if ((v[3] & (1 << 20)) && !disable_nx) {
-			rdmsr(MSR_EFER, l, h);
-			l |= EFER_NX;
-			wrmsr(MSR_EFER, l, h);
-			nx_enabled = 1;
-			__supported_pte_mask |= _PAGE_NX;
-		}
-	}
-}
-#else
-static inline void set_nx(void)
-{
-}
-#endif
-
-#ifdef CONFIG_X86_64
-void __cpuinit check_efer(void)
-{
-	unsigned long efer;
-
-	rdmsrl(MSR_EFER, efer);
-	if (!(efer & EFER_NX) || disable_nx)
-		__supported_pte_mask &= ~_PAGE_NX;
-}
-#endif
-
 static void __init find_early_table_space(unsigned long end, int use_pse,
 					  int use_gbpages)
 {
diff --git a/arch/x86/mm/init_32.c b/arch/x86/mm/init_32.c
index 3cd7711bb949..30938c1d8d5d 100644
--- a/arch/x86/mm/init_32.c
+++ b/arch/x86/mm/init_32.c
@@ -84,7 +84,7 @@ static pmd_t * __init one_md_table_init(pgd_t *pgd)
 #ifdef CONFIG_X86_PAE
 	if (!(pgd_val(*pgd) & _PAGE_PRESENT)) {
 		if (after_bootmem)
-			pmd_table = (pmd_t *)alloc_bootmem_low_pages(PAGE_SIZE);
+			pmd_table = (pmd_t *)alloc_bootmem_pages(PAGE_SIZE);
 		else
 			pmd_table = (pmd_t *)alloc_low_page();
 		paravirt_alloc_pmd(&init_mm, __pa(pmd_table) >> PAGE_SHIFT);
@@ -116,7 +116,7 @@ static pte_t * __init one_page_table_init(pmd_t *pmd)
 #endif
 			if (!page_table)
 				page_table =
-				(pte_t *)alloc_bootmem_low_pages(PAGE_SIZE);
+				(pte_t *)alloc_bootmem_pages(PAGE_SIZE);
 		} else
 			page_table = (pte_t *)alloc_low_page();
 
@@ -857,8 +857,6 @@ static void __init test_wp_bit(void)
 	}
 }
 
-static struct kcore_list kcore_mem, kcore_vmalloc;
-
 void __init mem_init(void)
 {
 	int codesize, reservedpages, datasize, initsize;
@@ -886,13 +884,9 @@ void __init mem_init(void)
 	datasize =  (unsigned long) &_edata - (unsigned long) &_etext;
 	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
 
-	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);
-	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,
-		   VMALLOC_END-VMALLOC_START);
-
 	printk(KERN_INFO "Memory: %luk/%luk available (%dk kernel code, "
 			"%dk reserved, %dk data, %dk init, %ldk highmem)\n",
-		(unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		num_physpages << (PAGE_SHIFT-10),
 		codesize >> 10,
 		reservedpages << (PAGE_SHIFT-10),
diff --git a/arch/x86/mm/init_64.c b/arch/x86/mm/init_64.c
index ea56b8cbb6a6..5a4398a6006b 100644
--- a/arch/x86/mm/init_64.c
+++ b/arch/x86/mm/init_64.c
@@ -647,8 +647,7 @@ EXPORT_SYMBOL_GPL(memory_add_physaddr_to_nid);
 
 #endif /* CONFIG_MEMORY_HOTPLUG */
 
-static struct kcore_list kcore_mem, kcore_vmalloc, kcore_kernel,
-			 kcore_modules, kcore_vsyscall;
+static struct kcore_list kcore_vsyscall;
 
 void __init mem_init(void)
 {
@@ -677,17 +676,12 @@ void __init mem_init(void)
 	initsize =  (unsigned long) &__init_end - (unsigned long) &__init_begin;
 
 	/* Register memory areas for /proc/kcore */
-	kclist_add(&kcore_mem, __va(0), max_low_pfn << PAGE_SHIFT);
-	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,
-		   VMALLOC_END-VMALLOC_START);
-	kclist_add(&kcore_kernel, &_stext, _end - _stext);
-	kclist_add(&kcore_modules, (void *)MODULES_VADDR, MODULES_LEN);
 	kclist_add(&kcore_vsyscall, (void *)VSYSCALL_START,
-				 VSYSCALL_END - VSYSCALL_START);
+			 VSYSCALL_END - VSYSCALL_START, KCORE_OTHER);
 
 	printk(KERN_INFO "Memory: %luk/%luk available (%ldk kernel code, "
 			 "%ldk absent, %ldk reserved, %ldk data, %ldk init)\n",
-		(unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+		nr_free_pages() << (PAGE_SHIFT-10),
 		max_pfn << (PAGE_SHIFT-10),
 		codesize >> 10,
 		absent_pages << (PAGE_SHIFT-10),
diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c
index 334e63ca7b2b..2feb9bdedaaf 100644
--- a/arch/x86/mm/ioremap.c
+++ b/arch/x86/mm/ioremap.c
@@ -170,8 +170,7 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
 				(unsigned long long)phys_addr,
 				(unsigned long long)(phys_addr + size),
 				prot_val, new_prot_val);
-			free_memtype(phys_addr, phys_addr + size);
-			return NULL;
+			goto err_free_memtype;
 		}
 		prot_val = new_prot_val;
 	}
@@ -197,26 +196,25 @@ static void __iomem *__ioremap_caller(resource_size_t phys_addr,
 	 */
 	area = get_vm_area_caller(size, VM_IOREMAP, caller);
 	if (!area)
-		return NULL;
+		goto err_free_memtype;
 	area->phys_addr = phys_addr;
 	vaddr = (unsigned long) area->addr;
 
-	if (kernel_map_sync_memtype(phys_addr, size, prot_val)) {
-		free_memtype(phys_addr, phys_addr + size);
-		free_vm_area(area);
-		return NULL;
-	}
+	if (kernel_map_sync_memtype(phys_addr, size, prot_val))
+		goto err_free_area;
 
-	if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot)) {
-		free_memtype(phys_addr, phys_addr + size);
-		free_vm_area(area);
-		return NULL;
-	}
+	if (ioremap_page_range(vaddr, vaddr + size, phys_addr, prot))
+		goto err_free_area;
 
 	ret_addr = (void __iomem *) (vaddr + offset);
 	mmiotrace_ioremap(unaligned_phys_addr, unaligned_size, ret_addr);
 
 	return ret_addr;
+err_free_area:
+	free_vm_area(area);
+err_free_memtype:
+	free_memtype(phys_addr, phys_addr + size);
+	return NULL;
 }
 
 /**
diff --git a/arch/x86/mm/kmemcheck/kmemcheck.c b/arch/x86/mm/kmemcheck/kmemcheck.c
index 528bf954eb74..8cc183344140 100644
--- a/arch/x86/mm/kmemcheck/kmemcheck.c
+++ b/arch/x86/mm/kmemcheck/kmemcheck.c
@@ -225,9 +225,6 @@ void kmemcheck_hide(struct pt_regs *regs)
 
 	BUG_ON(!irqs_disabled());
 
-	if (data->balance == 0)
-		return;
-
 	if (unlikely(data->balance != 1)) {
 		kmemcheck_show_all();
 		kmemcheck_error_save_bug(regs);
diff --git a/arch/x86/mm/kmemcheck/shadow.c b/arch/x86/mm/kmemcheck/shadow.c
index e773b6bd0079..3f66b82076a3 100644
--- a/arch/x86/mm/kmemcheck/shadow.c
+++ b/arch/x86/mm/kmemcheck/shadow.c
@@ -1,7 +1,6 @@
 #include <linux/kmemcheck.h>
 #include <linux/module.h>
 #include <linux/mm.h>
-#include <linux/module.h>
 
 #include <asm/page.h>
 #include <asm/pgtable.h>
diff --git a/arch/x86/mm/pageattr.c b/arch/x86/mm/pageattr.c
index 24952fdc7e40..dd38bfbefd1f 100644
--- a/arch/x86/mm/pageattr.c
+++ b/arch/x86/mm/pageattr.c
@@ -144,6 +144,7 @@ void clflush_cache_range(void *vaddr, unsigned int size)
 
 	mb();
 }
+EXPORT_SYMBOL_GPL(clflush_cache_range);
 
 static void __cpa_flush_all(void *arg)
 {
diff --git a/arch/x86/mm/pat.c b/arch/x86/mm/pat.c
index 7257cf3decf9..e78cd0ec2bcf 100644
--- a/arch/x86/mm/pat.c
+++ b/arch/x86/mm/pat.c
@@ -81,6 +81,7 @@ enum {
 void pat_init(void)
 {
 	u64 pat;
+	bool boot_cpu = !boot_pat_state;
 
 	if (!pat_enabled)
 		return;
@@ -122,8 +123,10 @@ void pat_init(void)
 		rdmsrl(MSR_IA32_CR_PAT, boot_pat_state);
 
 	wrmsrl(MSR_IA32_CR_PAT, pat);
-	printk(KERN_INFO "x86 PAT enabled: cpu %d, old 0x%Lx, new 0x%Lx\n",
-	       smp_processor_id(), boot_pat_state, pat);
+
+	if (boot_cpu)
+		printk(KERN_INFO "x86 PAT enabled: cpu %d, old 0x%Lx, new 0x%Lx\n",
+		       smp_processor_id(), boot_pat_state, pat);
 }
 
 #undef PAT
diff --git a/arch/x86/mm/setup_nx.c b/arch/x86/mm/setup_nx.c
new file mode 100644
index 000000000000..513d8ed5d2ec
--- /dev/null
+++ b/arch/x86/mm/setup_nx.c
@@ -0,0 +1,69 @@
+#include <linux/spinlock.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+
+#include <asm/pgtable.h>
+
+int nx_enabled;
+
+#if defined(CONFIG_X86_64) || defined(CONFIG_X86_PAE)
+static int disable_nx __cpuinitdata;
+
+/*
+ * noexec = on|off
+ *
+ * Control non-executable mappings for processes.
+ *
+ * on      Enable
+ * off     Disable
+ */
+static int __init noexec_setup(char *str)
+{
+	if (!str)
+		return -EINVAL;
+	if (!strncmp(str, "on", 2)) {
+		__supported_pte_mask |= _PAGE_NX;
+		disable_nx = 0;
+	} else if (!strncmp(str, "off", 3)) {
+		disable_nx = 1;
+		__supported_pte_mask &= ~_PAGE_NX;
+	}
+	return 0;
+}
+early_param("noexec", noexec_setup);
+#endif
+
+#ifdef CONFIG_X86_PAE
+void __init set_nx(void)
+{
+	unsigned int v[4], l, h;
+
+	if (cpu_has_pae && (cpuid_eax(0x80000000) > 0x80000001)) {
+		cpuid(0x80000001, &v[0], &v[1], &v[2], &v[3]);
+
+		if ((v[3] & (1 << 20)) && !disable_nx) {
+			rdmsr(MSR_EFER, l, h);
+			l |= EFER_NX;
+			wrmsr(MSR_EFER, l, h);
+			nx_enabled = 1;
+			__supported_pte_mask |= _PAGE_NX;
+		}
+	}
+}
+#else
+void set_nx(void)
+{
+}
+#endif
+
+#ifdef CONFIG_X86_64
+void __cpuinit check_efer(void)
+{
+	unsigned long efer;
+
+	rdmsrl(MSR_EFER, efer);
+	if (!(efer & EFER_NX) || disable_nx)
+		__supported_pte_mask &= ~_PAGE_NX;
+}
+#endif
+
diff --git a/arch/x86/mm/tlb.c b/arch/x86/mm/tlb.c
index c814e144a3f0..36fe08eeb5c3 100644
--- a/arch/x86/mm/tlb.c
+++ b/arch/x86/mm/tlb.c
@@ -59,7 +59,8 @@ void leave_mm(int cpu)
 {
 	if (percpu_read(cpu_tlbstate.state) == TLBSTATE_OK)
 		BUG();
-	cpu_clear(cpu, percpu_read(cpu_tlbstate.active_mm)->cpu_vm_mask);
+	cpumask_clear_cpu(cpu,
+			  mm_cpumask(percpu_read(cpu_tlbstate.active_mm)));
 	load_cr3(swapper_pg_dir);
 }
 EXPORT_SYMBOL_GPL(leave_mm);
@@ -234,8 +235,8 @@ void flush_tlb_current_task(void)
 	preempt_disable();
 
 	local_flush_tlb();
-	if (cpumask_any_but(&mm->cpu_vm_mask, smp_processor_id()) < nr_cpu_ids)
-		flush_tlb_others(&mm->cpu_vm_mask, mm, TLB_FLUSH_ALL);
+	if (cpumask_any_but(mm_cpumask(mm), smp_processor_id()) < nr_cpu_ids)
+		flush_tlb_others(mm_cpumask(mm), mm, TLB_FLUSH_ALL);
 	preempt_enable();
 }
 
@@ -249,8 +250,8 @@ void flush_tlb_mm(struct mm_struct *mm)
 		else
 			leave_mm(smp_processor_id());
 	}
-	if (cpumask_any_but(&mm->cpu_vm_mask, smp_processor_id()) < nr_cpu_ids)
-		flush_tlb_others(&mm->cpu_vm_mask, mm, TLB_FLUSH_ALL);
+	if (cpumask_any_but(mm_cpumask(mm), smp_processor_id()) < nr_cpu_ids)
+		flush_tlb_others(mm_cpumask(mm), mm, TLB_FLUSH_ALL);
 
 	preempt_enable();
 }
@@ -268,8 +269,8 @@ void flush_tlb_page(struct vm_area_struct *vma, unsigned long va)
 			leave_mm(smp_processor_id());
 	}
 
-	if (cpumask_any_but(&mm->cpu_vm_mask, smp_processor_id()) < nr_cpu_ids)
-		flush_tlb_others(&mm->cpu_vm_mask, mm, va);
+	if (cpumask_any_but(mm_cpumask(mm), smp_processor_id()) < nr_cpu_ids)
+		flush_tlb_others(mm_cpumask(mm), mm, va);
 
 	preempt_enable();
 }
diff --git a/arch/x86/oprofile/op_model_ppro.c b/arch/x86/oprofile/op_model_ppro.c
index 4899215999de..8eb05878554c 100644
--- a/arch/x86/oprofile/op_model_ppro.c
+++ b/arch/x86/oprofile/op_model_ppro.c
@@ -234,11 +234,11 @@ static void arch_perfmon_setup_counters(void)
 	if (eax.split.version_id == 0 && current_cpu_data.x86 == 6 &&
 		current_cpu_data.x86_model == 15) {
 		eax.split.version_id = 2;
-		eax.split.num_counters = 2;
+		eax.split.num_events = 2;
 		eax.split.bit_width = 40;
 	}
 
-	num_counters = eax.split.num_counters;
+	num_counters = eax.split.num_events;
 
 	op_arch_perfmon_spec.num_counters = num_counters;
 	op_arch_perfmon_spec.num_controls = num_counters;
diff --git a/arch/x86/oprofile/op_x86_model.h b/arch/x86/oprofile/op_x86_model.h
index b83776180c7f..7b8e75d16081 100644
--- a/arch/x86/oprofile/op_x86_model.h
+++ b/arch/x86/oprofile/op_x86_model.h
@@ -13,7 +13,7 @@
 #define OP_X86_MODEL_H
 
 #include <asm/types.h>
-#include <asm/perf_counter.h>
+#include <asm/perf_event.h>
 
 struct op_msr {
 	unsigned long	addr;
diff --git a/arch/x86/pci/common.c b/arch/x86/pci/common.c
index 5db96d4304de..1331fcf26143 100644
--- a/arch/x86/pci/common.c
+++ b/arch/x86/pci/common.c
@@ -646,7 +646,7 @@ int get_mp_bus_to_node(int busnum)
 
 #else /* CONFIG_X86_32 */
 
-static unsigned char mp_bus_to_node[BUS_NR] = {
+static int mp_bus_to_node[BUS_NR] = {
 	[0 ... BUS_NR - 1] = -1
 };
 
diff --git a/arch/x86/pci/i386.c b/arch/x86/pci/i386.c
index 52e62e57fedd..b22d13b0c71d 100644
--- a/arch/x86/pci/i386.c
+++ b/arch/x86/pci/i386.c
@@ -266,7 +266,7 @@ void pcibios_set_master(struct pci_dev *dev)
 	pci_write_config_byte(dev, PCI_LATENCY_TIMER, lat);
 }
 
-static struct vm_operations_struct pci_mmap_ops = {
+static const struct vm_operations_struct pci_mmap_ops = {
 	.access = generic_access_phys,
 };
 
diff --git a/arch/x86/pci/mmconfig-shared.c b/arch/x86/pci/mmconfig-shared.c
index 712443ec6d43..602c172d3bd5 100644
--- a/arch/x86/pci/mmconfig-shared.c
+++ b/arch/x86/pci/mmconfig-shared.c
@@ -13,10 +13,14 @@
 #include <linux/pci.h>
 #include <linux/init.h>
 #include <linux/acpi.h>
+#include <linux/sfi_acpi.h>
 #include <linux/bitmap.h>
 #include <linux/sort.h>
 #include <asm/e820.h>
 #include <asm/pci_x86.h>
+#include <asm/acpi.h>
+
+#define PREFIX "PCI: "
 
 /* aperture is up to 256MB but BIOS may reserve less */
 #define MMCONFIG_APER_MIN	(2 * 1024*1024)
@@ -491,7 +495,7 @@ static void __init pci_mmcfg_reject_broken(int early)
 		       (unsigned int)cfg->start_bus_number,
 		       (unsigned int)cfg->end_bus_number);
 
-		if (!early)
+		if (!early && !acpi_disabled)
 			valid = is_mmconf_reserved(is_acpi_reserved, addr, size, i, cfg, 0);
 
 		if (valid)
@@ -606,7 +610,7 @@ static void __init __pci_mmcfg_init(int early)
 	}
 
 	if (!known_bridge)
-		acpi_table_parse(ACPI_SIG_MCFG, pci_parse_mcfg);
+		acpi_sfi_table_parse(ACPI_SIG_MCFG, pci_parse_mcfg);
 
 	pci_mmcfg_reject_broken(early);
 
diff --git a/arch/x86/pci/mmconfig_32.c b/arch/x86/pci/mmconfig_32.c
index 8b2d561046a3..f10a7e94a84c 100644
--- a/arch/x86/pci/mmconfig_32.c
+++ b/arch/x86/pci/mmconfig_32.c
@@ -11,9 +11,9 @@
 
 #include <linux/pci.h>
 #include <linux/init.h>
-#include <linux/acpi.h>
 #include <asm/e820.h>
 #include <asm/pci_x86.h>
+#include <acpi/acpi.h>
 
 /* Assume systems with more busses have correct MCFG */
 #define mmcfg_virt_addr ((void __iomem *) fix_to_virt(FIX_PCIE_MCFG))
diff --git a/arch/x86/power/cpu.c b/arch/x86/power/cpu.c
index 417c9f5b4afa..8aa85f17667e 100644
--- a/arch/x86/power/cpu.c
+++ b/arch/x86/power/cpu.c
@@ -243,10 +243,6 @@ static void __restore_processor_state(struct saved_context *ctxt)
 
 	do_fpu_end();
 	mtrr_bp_restore();
-
-#ifdef CONFIG_X86_OLD_MCE
-	mcheck_init(&boot_cpu_data);
-#endif
 }
 
 /* Needed by apm.c */
diff --git a/arch/x86/vdso/Makefile b/arch/x86/vdso/Makefile
index 88112b49f02c..6b4ffedb93c9 100644
--- a/arch/x86/vdso/Makefile
+++ b/arch/x86/vdso/Makefile
@@ -122,7 +122,7 @@ quiet_cmd_vdso = VDSO    $@
 		       $(VDSO_LDFLAGS) $(VDSO_LDFLAGS_$(filter %.lds,$(^F))) \
 		       -Wl,-T,$(filter %.lds,$^) $(filter %.o,$^)
 
-VDSO_LDFLAGS = -fPIC -shared $(call ld-option, -Wl$(comma)--hash-style=sysv)
+VDSO_LDFLAGS = -fPIC -shared $(call cc-ldoption, -Wl$(comma)--hash-style=sysv)
 GCOV_PROFILE := n
 
 #
diff --git a/arch/x86/xen/debugfs.c b/arch/x86/xen/debugfs.c
index b53225d2cac3..e133ce25e290 100644
--- a/arch/x86/xen/debugfs.c
+++ b/arch/x86/xen/debugfs.c
@@ -100,7 +100,7 @@ static int xen_array_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static struct file_operations u32_array_fops = {
+static const struct file_operations u32_array_fops = {
 	.owner	= THIS_MODULE,
 	.open	= u32_array_open,
 	.release= xen_array_release,
diff --git a/arch/x86/xen/enlighten.c b/arch/x86/xen/enlighten.c
index 544eb7496531..dfbf70e65860 100644
--- a/arch/x86/xen/enlighten.c
+++ b/arch/x86/xen/enlighten.c
@@ -178,6 +178,7 @@ static __read_mostly unsigned int cpuid_leaf1_ecx_mask = ~0;
 static void xen_cpuid(unsigned int *ax, unsigned int *bx,
 		      unsigned int *cx, unsigned int *dx)
 {
+	unsigned maskebx = ~0;
 	unsigned maskecx = ~0;
 	unsigned maskedx = ~0;
 
@@ -185,9 +186,16 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx,
 	 * Mask out inconvenient features, to try and disable as many
 	 * unsupported kernel subsystems as possible.
 	 */
-	if (*ax == 1) {
+	switch (*ax) {
+	case 1:
 		maskecx = cpuid_leaf1_ecx_mask;
 		maskedx = cpuid_leaf1_edx_mask;
+		break;
+
+	case 0xb:
+		/* Suppress extended topology stuff */
+		maskebx = 0;
+		break;
 	}
 
 	asm(XEN_EMULATE_PREFIX "cpuid"
@@ -197,6 +205,7 @@ static void xen_cpuid(unsigned int *ax, unsigned int *bx,
 		  "=d" (*dx)
 		: "0" (*ax), "2" (*cx));
 
+	*bx &= maskebx;
 	*cx &= maskecx;
 	*dx &= maskedx;
 }
@@ -1075,6 +1084,8 @@ asmlinkage void __init xen_start_kernel(void)
 	 * Set up some pagetable state before starting to set any ptes.
 	 */
 
+	xen_init_mmu_ops();
+
 	/* Prevent unwanted bits from being set in PTEs. */
 	__supported_pte_mask &= ~_PAGE_GLOBAL;
 	if (!xen_initial_domain())
@@ -1082,6 +1093,11 @@ asmlinkage void __init xen_start_kernel(void)
 
 	__supported_pte_mask |= _PAGE_IOMAP;
 
+#ifdef CONFIG_X86_64
+	/* Work out if we support NX */
+	check_efer();
+#endif
+
 	xen_setup_features();
 
 	/* Get mfn list */
@@ -1094,7 +1110,6 @@ asmlinkage void __init xen_start_kernel(void)
 	 */
 	xen_setup_stackprotector();
 
-	xen_init_mmu_ops();
 	xen_init_irq_ops();
 	xen_init_cpuid_mask();
 
@@ -1123,11 +1138,6 @@ asmlinkage void __init xen_start_kernel(void)
 
 	pgd = (pgd_t *)xen_start_info->pt_base;
 
-#ifdef CONFIG_X86_64
-	/* Work out if we support NX */
-	check_efer();
-#endif
-
 	/* Don't do the full vcpu_info placement stuff until we have a
 	   possible map and a non-dummy shared_info. */
 	per_cpu(xen_vcpu, 0) = &HYPERVISOR_shared_info->vcpu_info[0];
diff --git a/arch/x86/xen/mmu.c b/arch/x86/xen/mmu.c
index 093dd59b5385..3bf7b1d250ce 100644
--- a/arch/x86/xen/mmu.c
+++ b/arch/x86/xen/mmu.c
@@ -1165,14 +1165,14 @@ static void xen_drop_mm_ref(struct mm_struct *mm)
 	/* Get the "official" set of cpus referring to our pagetable. */
 	if (!alloc_cpumask_var(&mask, GFP_ATOMIC)) {
 		for_each_online_cpu(cpu) {
-			if (!cpumask_test_cpu(cpu, &mm->cpu_vm_mask)
+			if (!cpumask_test_cpu(cpu, mm_cpumask(mm))
 			    && per_cpu(xen_current_cr3, cpu) != __pa(mm->pgd))
 				continue;
 			smp_call_function_single(cpu, drop_other_mm_ref, mm, 1);
 		}
 		return;
 	}
-	cpumask_copy(mask, &mm->cpu_vm_mask);
+	cpumask_copy(mask, mm_cpumask(mm));
 
 	/* It's possible that a vcpu may have a stale reference to our
 	   cr3, because its in lazy mode, and it hasn't yet flushed
diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h
index 9b92620c8a1e..fca4db425f6e 100644
--- a/arch/xtensa/include/asm/mman.h
+++ b/arch/xtensa/include/asm/mman.h
@@ -53,6 +53,8 @@
 #define MAP_LOCKED	0x8000		/* pages are locked */
 #define MAP_POPULATE	0x10000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x20000		/* do not block on IO */
+#define MAP_STACK	0x40000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x80000		/* create a huge page mapping */
 
 /*
  * Flags for msync
@@ -78,6 +80,9 @@
 #define MADV_DONTFORK	10		/* don't inherit across fork */
 #define MADV_DOFORK	11		/* do inherit across fork */
 
+#define MADV_MERGEABLE   12		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13		/* KSM may not merge identical pages */
+
 /* compatibility flags */
 #define MAP_FILE	0
 
diff --git a/arch/xtensa/kernel/Makefile b/arch/xtensa/kernel/Makefile
index fe3186de6a33..6f56d95f2c1e 100644
--- a/arch/xtensa/kernel/Makefile
+++ b/arch/xtensa/kernel/Makefile
@@ -27,7 +27,8 @@ sed-y = -e 's/(\(\.[a-z]*it\|\.ref\|\)\.text)/(\1.literal \1.text)/g'	\
 	-e 's/(\(\.text\.[a-z]*\))/(\1.literal \1)/g'
 
 quiet_cmd__cpp_lds_S = LDS     $@
-      cmd__cpp_lds_S = $(CPP) $(cpp_flags) -D__ASSEMBLY__ $< | sed $(sed-y) >$@
+      cmd__cpp_lds_S = $(CPP) $(cpp_flags) -P -C -Uxtensa -D__ASSEMBLY__ $< \
+                       | sed $(sed-y) >$@
 
 $(obj)/vmlinux.lds: $(src)/vmlinux.lds.S FORCE
 	$(call if_changed_dep,_cpp_lds_S)
diff --git a/arch/xtensa/kernel/head.S b/arch/xtensa/kernel/head.S
index d9ddc1ba761c..d215adcfd4ea 100644
--- a/arch/xtensa/kernel/head.S
+++ b/arch/xtensa/kernel/head.S
@@ -235,7 +235,7 @@ should_never_return:
  * BSS section
  */
 	
-.section ".bss.page_aligned", "w"
+__PAGE_ALIGNED_BSS
 #ifdef CONFIG_MMU
 ENTRY(swapper_pg_dir)
 	.fill	PAGE_SIZE, 1, 0
diff --git a/arch/xtensa/kernel/init_task.c b/arch/xtensa/kernel/init_task.c
index c4302f0e4ba0..cd122fb7e48a 100644
--- a/arch/xtensa/kernel/init_task.c
+++ b/arch/xtensa/kernel/init_task.c
@@ -23,9 +23,8 @@
 
 static struct signal_struct init_signals = INIT_SIGNALS(init_signals);
 static struct sighand_struct init_sighand = INIT_SIGHAND(init_sighand);
-union thread_union init_thread_union
-	__attribute__((__section__(".data.init_task"))) =
-{ INIT_THREAD_INFO(init_task) };
+union thread_union init_thread_union __init_task_data =
+	{ INIT_THREAD_INFO(init_task) };
 
 struct task_struct init_task = INIT_TASK(init_task);
 
diff --git a/arch/xtensa/kernel/time.c b/arch/xtensa/kernel/time.c
index 19085ff0484a..19f7df30937f 100644
--- a/arch/xtensa/kernel/time.c
+++ b/arch/xtensa/kernel/time.c
@@ -13,6 +13,7 @@
  */
 
 #include <linux/errno.h>
+#include <linux/sched.h>
 #include <linux/time.h>
 #include <linux/clocksource.h>
 #include <linux/interrupt.h>
diff --git a/arch/xtensa/kernel/vmlinux.lds.S b/arch/xtensa/kernel/vmlinux.lds.S
index 921b6ff3b645..9b526154c9ba 100644
--- a/arch/xtensa/kernel/vmlinux.lds.S
+++ b/arch/xtensa/kernel/vmlinux.lds.S
@@ -15,6 +15,8 @@
  */
 
 #include <asm-generic/vmlinux.lds.h>
+#include <asm/page.h>
+#include <asm/thread_info.h>
 
 #include <variant/core.h>
 #include <platform/hardware.h>
@@ -107,41 +109,18 @@ SECTIONS
 
   .fixup   : { *(.fixup) }
 
-  . = ALIGN(16);
-
-  __ex_table : {
-    __start___ex_table = .;
-    *(__ex_table)
-    __stop___ex_table = .;
-  }
-
+  EXCEPTION_TABLE(16)
   /* Data section */
 
-  . = ALIGN(XCHAL_ICACHE_LINESIZE);
   _fdata = .;
-  .data :
-  {
-    DATA_DATA
-    CONSTRUCTORS
-    . = ALIGN(XCHAL_ICACHE_LINESIZE);
-    *(.data.cacheline_aligned)
-  }
-
+  RW_DATA_SECTION(XCHAL_ICACHE_LINESIZE, PAGE_SIZE, THREAD_SIZE)
   _edata = .;
 
-  /* The initial task */
-  . = ALIGN(8192);
-  .data.init_task : { *(.data.init_task) }
-
   /* Initialization code and data: */
 
-  . = ALIGN(1 << 12);
+  . = ALIGN(PAGE_SIZE);
   __init_begin = .;
-  .init.text : {
-  	_sinittext = .;
-	INIT_TEXT
-	_einittext = .;
-  }
+  INIT_TEXT_SECTION(PAGE_SIZE)
 
   .init.data :
   {
@@ -168,36 +147,15 @@ SECTIONS
 		   .DebugInterruptVector.text);
   
     __boot_reloc_table_end = ABSOLUTE(.) ;
-  }
 
-  . = ALIGN(XCHAL_ICACHE_LINESIZE);
-
-  __setup_start = .;
-  .init.setup : { *(.init.setup) }
-  __setup_end = .;
-
-  __initcall_start = .;
-  .initcall.init : {
-	INITCALLS
+    INIT_SETUP(XCHAL_ICACHE_LINESIZE)
+    INIT_CALLS
+    CON_INITCALL
+    SECURITY_INITCALL
+    INIT_RAM_FS
   }
-  __initcall_end = .;
-
-  __con_initcall_start = .;
-  .con_initcall.init : { *(.con_initcall.init) }
-  __con_initcall_end = .;
-
-  SECURITY_INIT
-
-
-#ifdef CONFIG_BLK_DEV_INITRD
-  . = ALIGN(4096);
-  __initramfs_start =.;
-  .init.ramfs : { *(.init.ramfs) }
-  __initramfs_end = .;
-#endif
-
-  PERCPU(4096)
 
+  PERCPU(PAGE_SIZE)
 
   /* We need this dummy segment here */
 
@@ -252,16 +210,11 @@ SECTIONS
 		  .DoubleExceptionVector.literal)
 
   . = (LOADADDR( .DoubleExceptionVector.text ) + SIZEOF( .DoubleExceptionVector.text ) + 3) & ~ 3;
-  . = ALIGN(1 << 12);
+  . = ALIGN(PAGE_SIZE);
 
   __init_end = .;
 
-  . = ALIGN(8192);
-
-  /* BSS section */
-  _bss_start = .;
-  .bss : { *(.bss.page_aligned) *(.bss) }
-  _bss_end = .;
+  BSS_SECTION(0, 8192, 0)
 
   _end = .;
 
diff --git a/arch/xtensa/mm/init.c b/arch/xtensa/mm/init.c
index 427e14fa43c5..cdbc27ca9665 100644
--- a/arch/xtensa/mm/init.c
+++ b/arch/xtensa/mm/init.c
@@ -203,7 +203,7 @@ void __init mem_init(void)
 
 	printk("Memory: %luk/%luk available (%ldk kernel code, %ldk reserved, "
 	       "%ldk data, %ldk init %ldk highmem)\n",
-	       (unsigned long) nr_free_pages() << (PAGE_SHIFT-10),
+	       nr_free_pages() << (PAGE_SHIFT-10),
 	       ram << (PAGE_SHIFT-10),
 	       codesize >> 10,
 	       reservedpages << (PAGE_SHIFT-10),
diff --git a/block/blk-barrier.c b/block/blk-barrier.c
index 6593ab39cfe9..8873b9b439ff 100644
--- a/block/blk-barrier.c
+++ b/block/blk-barrier.c
@@ -350,6 +350,7 @@ static void blkdev_discard_end_io(struct bio *bio, int err)
 
 	if (bio->bi_private)
 		complete(bio->bi_private);
+	__free_page(bio_page(bio));
 
 	bio_put(bio);
 }
@@ -372,30 +373,50 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 	struct request_queue *q = bdev_get_queue(bdev);
 	int type = flags & DISCARD_FL_BARRIER ?
 		DISCARD_BARRIER : DISCARD_NOBARRIER;
+	struct bio *bio;
+	struct page *page;
 	int ret = 0;
 
 	if (!q)
 		return -ENXIO;
 
-	if (!q->prepare_discard_fn)
+	if (!blk_queue_discard(q))
 		return -EOPNOTSUPP;
 
 	while (nr_sects && !ret) {
-		struct bio *bio = bio_alloc(gfp_mask, 0);
-		if (!bio)
-			return -ENOMEM;
+		unsigned int sector_size = q->limits.logical_block_size;
+		unsigned int max_discard_sectors =
+			min(q->limits.max_discard_sectors, UINT_MAX >> 9);
 
+		bio = bio_alloc(gfp_mask, 1);
+		if (!bio)
+			goto out;
+		bio->bi_sector = sector;
 		bio->bi_end_io = blkdev_discard_end_io;
 		bio->bi_bdev = bdev;
 		if (flags & DISCARD_FL_WAIT)
 			bio->bi_private = &wait;
 
-		bio->bi_sector = sector;
+		/*
+		 * Add a zeroed one-sector payload as that's what
+		 * our current implementations need.  If we'll ever need
+		 * more the interface will need revisiting.
+		 */
+		page = alloc_page(GFP_KERNEL | __GFP_ZERO);
+		if (!page)
+			goto out_free_bio;
+		if (bio_add_pc_page(q, bio, page, sector_size, 0) < sector_size)
+			goto out_free_page;
 
-		if (nr_sects > queue_max_hw_sectors(q)) {
-			bio->bi_size = queue_max_hw_sectors(q) << 9;
-			nr_sects -= queue_max_hw_sectors(q);
-			sector += queue_max_hw_sectors(q);
+		/*
+		 * And override the bio size - the way discard works we
+		 * touch many more blocks on disk than the actual payload
+		 * length.
+		 */
+		if (nr_sects > max_discard_sectors) {
+			bio->bi_size = max_discard_sectors << 9;
+			nr_sects -= max_discard_sectors;
+			sector += max_discard_sectors;
 		} else {
 			bio->bi_size = nr_sects << 9;
 			nr_sects = 0;
@@ -414,5 +435,11 @@ int blkdev_issue_discard(struct block_device *bdev, sector_t sector,
 		bio_put(bio);
 	}
 	return ret;
+out_free_page:
+	__free_page(page);
+out_free_bio:
+	bio_put(bio);
+out:
+	return -ENOMEM;
 }
 EXPORT_SYMBOL(blkdev_issue_discard);
diff --git a/block/blk-core.c b/block/blk-core.c
index 8135228e4b29..71da5111120c 100644
--- a/block/blk-core.c
+++ b/block/blk-core.c
@@ -34,6 +34,7 @@
 #include "blk.h"
 
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_remap);
+EXPORT_TRACEPOINT_SYMBOL_GPL(block_rq_remap);
 EXPORT_TRACEPOINT_SYMBOL_GPL(block_bio_complete);
 
 static int __make_request(struct request_queue *q, struct bio *bio);
@@ -1029,7 +1030,7 @@ static void part_round_stats_single(int cpu, struct hd_struct *part,
 	if (now == part->stamp)
 		return;
 
-	if (part->in_flight) {
+	if (part_in_flight(part)) {
 		__part_stat_add(cpu, part, time_in_queue,
 				part_in_flight(part) * (now - part->stamp));
 		__part_stat_add(cpu, part, io_ticks, (now - part->stamp));
@@ -1124,7 +1125,6 @@ void init_request_from_bio(struct request *req, struct bio *bio)
 		req->cmd_flags |= REQ_DISCARD;
 		if (bio_rw_flagged(bio, BIO_RW_BARRIER))
 			req->cmd_flags |= REQ_SOFTBARRIER;
-		req->q->prepare_discard_fn(req->q, req);
 	} else if (unlikely(bio_rw_flagged(bio, BIO_RW_BARRIER)))
 		req->cmd_flags |= REQ_HARDBARRIER;
 
@@ -1161,7 +1161,7 @@ static int __make_request(struct request_queue *q, struct bio *bio)
 	const unsigned int ff = bio->bi_rw & REQ_FAILFAST_MASK;
 	int rw_flags;
 
-	if (bio_rw_flagged(bio, BIO_RW_BARRIER) && bio_has_data(bio) &&
+	if (bio_rw_flagged(bio, BIO_RW_BARRIER) &&
 	    (q->next_ordered == QUEUE_ORDERED_NONE)) {
 		bio_endio(bio, -EOPNOTSUPP);
 		return 0;
@@ -1437,7 +1437,8 @@ static inline void __generic_make_request(struct bio *bio)
 			goto end_io;
 		}
 
-		if (unlikely(nr_sectors > queue_max_hw_sectors(q))) {
+		if (unlikely(!bio_rw_flagged(bio, BIO_RW_DISCARD) &&
+			     nr_sectors > queue_max_hw_sectors(q))) {
 			printk(KERN_ERR "bio too big device %s (%u > %u)\n",
 			       bdevname(bio->bi_bdev, b),
 			       bio_sectors(bio),
@@ -1470,7 +1471,7 @@ static inline void __generic_make_request(struct bio *bio)
 			goto end_io;
 
 		if (bio_rw_flagged(bio, BIO_RW_DISCARD) &&
-		    !q->prepare_discard_fn) {
+		    !blk_queue_discard(q)) {
 			err = -EOPNOTSUPP;
 			goto end_io;
 		}
diff --git a/block/blk-settings.c b/block/blk-settings.c
index 83413ff83739..66d4aa8799b7 100644
--- a/block/blk-settings.c
+++ b/block/blk-settings.c
@@ -34,23 +34,6 @@ void blk_queue_prep_rq(struct request_queue *q, prep_rq_fn *pfn)
 EXPORT_SYMBOL(blk_queue_prep_rq);
 
 /**
- * blk_queue_set_discard - set a discard_sectors function for queue
- * @q:		queue
- * @dfn:	prepare_discard function
- *
- * It's possible for a queue to register a discard callback which is used
- * to transform a discard request into the appropriate type for the
- * hardware. If none is registered, then discard requests are failed
- * with %EOPNOTSUPP.
- *
- */
-void blk_queue_set_discard(struct request_queue *q, prepare_discard_fn *dfn)
-{
-	q->prepare_discard_fn = dfn;
-}
-EXPORT_SYMBOL(blk_queue_set_discard);
-
-/**
  * blk_queue_merge_bvec - set a merge_bvec function for queue
  * @q:		queue
  * @mbfn:	merge_bvec_fn
@@ -111,7 +94,9 @@ void blk_set_default_limits(struct queue_limits *lim)
 	lim->max_hw_segments = MAX_HW_SEGMENTS;
 	lim->seg_boundary_mask = BLK_SEG_BOUNDARY_MASK;
 	lim->max_segment_size = MAX_SEGMENT_SIZE;
-	lim->max_sectors = lim->max_hw_sectors = SAFE_MAX_SECTORS;
+	lim->max_sectors = BLK_DEF_MAX_SECTORS;
+	lim->max_hw_sectors = INT_MAX;
+	lim->max_discard_sectors = SAFE_MAX_SECTORS;
 	lim->logical_block_size = lim->physical_block_size = lim->io_min = 512;
 	lim->bounce_pfn = (unsigned long)(BLK_BOUNCE_ANY >> PAGE_SHIFT);
 	lim->alignment_offset = 0;
@@ -164,6 +149,7 @@ void blk_queue_make_request(struct request_queue *q, make_request_fn *mfn)
 	q->unplug_timer.data = (unsigned long)q;
 
 	blk_set_default_limits(&q->limits);
+	blk_queue_max_sectors(q, SAFE_MAX_SECTORS);
 
 	/*
 	 * If the caller didn't supply a lock, fall back to our embedded
@@ -254,6 +240,18 @@ void blk_queue_max_hw_sectors(struct request_queue *q, unsigned int max_sectors)
 EXPORT_SYMBOL(blk_queue_max_hw_sectors);
 
 /**
+ * blk_queue_max_discard_sectors - set max sectors for a single discard
+ * @q:  the request queue for the device
+ * @max_discard_sectors: maximum number of sectors to discard
+ **/
+void blk_queue_max_discard_sectors(struct request_queue *q,
+		unsigned int max_discard_sectors)
+{
+	q->limits.max_discard_sectors = max_discard_sectors;
+}
+EXPORT_SYMBOL(blk_queue_max_discard_sectors);
+
+/**
  * blk_queue_max_phys_segments - set max phys segments for a request for this queue
  * @q:  the request queue for the device
  * @max_segments:  max number of segments
diff --git a/block/blk-sysfs.c b/block/blk-sysfs.c
index b78c9c3e2670..8a6d81afb284 100644
--- a/block/blk-sysfs.c
+++ b/block/blk-sysfs.c
@@ -452,6 +452,7 @@ int blk_register_queue(struct gendisk *disk)
 	if (ret) {
 		kobject_uevent(&q->kobj, KOBJ_REMOVE);
 		kobject_del(&q->kobj);
+		blk_trace_remove_sysfs(disk_to_dev(disk));
 		return ret;
 	}
 
@@ -465,11 +466,11 @@ void blk_unregister_queue(struct gendisk *disk)
 	if (WARN_ON(!q))
 		return;
 
-	if (q->request_fn) {
+	if (q->request_fn)
 		elv_unregister_queue(q);
 
-		kobject_uevent(&q->kobj, KOBJ_REMOVE);
-		kobject_del(&q->kobj);
-		kobject_put(&disk_to_dev(disk)->kobj);
-	}
+	kobject_uevent(&q->kobj, KOBJ_REMOVE);
+	kobject_del(&q->kobj);
+	blk_trace_remove_sysfs(disk_to_dev(disk));
+	kobject_put(&disk_to_dev(disk)->kobj);
 }
diff --git a/block/blk-tag.c b/block/blk-tag.c
index 2e5cfeb59333..6b0f52c20964 100644
--- a/block/blk-tag.c
+++ b/block/blk-tag.c
@@ -359,7 +359,7 @@ int blk_queue_start_tag(struct request_queue *q, struct request *rq)
 		max_depth -= 2;
 		if (!max_depth)
 			max_depth = 1;
-		if (q->in_flight[0] > max_depth)
+		if (q->in_flight[BLK_RW_ASYNC] > max_depth)
 			return 1;
 	}
 
diff --git a/block/bsg.c b/block/bsg.c
index 5f184bb3ff9e..0676301f16d0 100644
--- a/block/bsg.c
+++ b/block/bsg.c
@@ -1062,7 +1062,7 @@ EXPORT_SYMBOL_GPL(bsg_register_queue);
 
 static struct cdev bsg_cdev;
 
-static char *bsg_nodename(struct device *dev)
+static char *bsg_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "bsg/%s", dev_name(dev));
 }
@@ -1087,7 +1087,7 @@ static int __init bsg_init(void)
 		ret = PTR_ERR(bsg_class);
 		goto destroy_kmemcache;
 	}
-	bsg_class->nodename = bsg_nodename;
+	bsg_class->devnode = bsg_devnode;
 
 	ret = alloc_chrdev_region(&devid, 0, BSG_MAX_DEVS, "bsg");
 	if (ret)
diff --git a/block/cfq-iosched.c b/block/cfq-iosched.c
index 1ca813b16e78..aa1e9535e358 100644
--- a/block/cfq-iosched.c
+++ b/block/cfq-iosched.c
@@ -173,6 +173,7 @@ struct cfq_data {
 	unsigned int cfq_slice[2];
 	unsigned int cfq_slice_async_rq;
 	unsigned int cfq_slice_idle;
+	unsigned int cfq_latency;
 
 	struct list_head cic_list;
 
@@ -180,6 +181,8 @@ struct cfq_data {
 	 * Fallback dummy cfqq for extreme OOM conditions
 	 */
 	struct cfq_queue oom_cfqq;
+
+	unsigned long last_end_sync_rq;
 };
 
 enum cfqq_state_flags {
@@ -193,6 +196,7 @@ enum cfqq_state_flags {
 	CFQ_CFQQ_FLAG_slice_new,	/* no requests dispatched in slice */
 	CFQ_CFQQ_FLAG_sync,		/* synchronous queue */
 	CFQ_CFQQ_FLAG_coop,		/* has done a coop jump of the queue */
+	CFQ_CFQQ_FLAG_coop_preempt,	/* coop preempt */
 };
 
 #define CFQ_CFQQ_FNS(name)						\
@@ -219,6 +223,7 @@ CFQ_CFQQ_FNS(prio_changed);
 CFQ_CFQQ_FNS(slice_new);
 CFQ_CFQQ_FNS(sync);
 CFQ_CFQQ_FNS(coop);
+CFQ_CFQQ_FNS(coop_preempt);
 #undef CFQ_CFQQ_FNS
 
 #define cfq_log_cfqq(cfqd, cfqq, fmt, args...)	\
@@ -227,7 +232,7 @@ CFQ_CFQQ_FNS(coop);
 	blk_add_trace_msg((cfqd)->queue, "cfq " fmt, ##args)
 
 static void cfq_dispatch_insert(struct request_queue *, struct request *);
-static struct cfq_queue *cfq_get_queue(struct cfq_data *, int,
+static struct cfq_queue *cfq_get_queue(struct cfq_data *, bool,
 				       struct io_context *, gfp_t);
 static struct cfq_io_context *cfq_cic_lookup(struct cfq_data *,
 						struct io_context *);
@@ -238,27 +243,24 @@ static inline int rq_in_driver(struct cfq_data *cfqd)
 }
 
 static inline struct cfq_queue *cic_to_cfqq(struct cfq_io_context *cic,
-					    int is_sync)
+					    bool is_sync)
 {
-	return cic->cfqq[!!is_sync];
+	return cic->cfqq[is_sync];
 }
 
 static inline void cic_set_cfqq(struct cfq_io_context *cic,
-				struct cfq_queue *cfqq, int is_sync)
+				struct cfq_queue *cfqq, bool is_sync)
 {
-	cic->cfqq[!!is_sync] = cfqq;
+	cic->cfqq[is_sync] = cfqq;
 }
 
 /*
  * We regard a request as SYNC, if it's either a read or has the SYNC bit
  * set (in which case it could also be direct WRITE).
  */
-static inline int cfq_bio_sync(struct bio *bio)
+static inline bool cfq_bio_sync(struct bio *bio)
 {
-	if (bio_data_dir(bio) == READ || bio_rw_flagged(bio, BIO_RW_SYNCIO))
-		return 1;
-
-	return 0;
+	return bio_data_dir(bio) == READ || bio_rw_flagged(bio, BIO_RW_SYNCIO);
 }
 
 /*
@@ -285,7 +287,7 @@ static int cfq_queue_empty(struct request_queue *q)
  * if a queue is marked sync and has sync io queued. A sync queue with async
  * io only, should not get full sync slice length.
  */
-static inline int cfq_prio_slice(struct cfq_data *cfqd, int sync,
+static inline int cfq_prio_slice(struct cfq_data *cfqd, bool sync,
 				 unsigned short prio)
 {
 	const int base_slice = cfqd->cfq_slice[sync];
@@ -313,7 +315,7 @@ cfq_set_prio_slice(struct cfq_data *cfqd, struct cfq_queue *cfqq)
  * isn't valid until the first request from the dispatch is activated
  * and the slice time set.
  */
-static inline int cfq_slice_used(struct cfq_queue *cfqq)
+static inline bool cfq_slice_used(struct cfq_queue *cfqq)
 {
 	if (cfq_cfqq_slice_new(cfqq))
 		return 0;
@@ -488,7 +490,7 @@ static unsigned long cfq_slice_offset(struct cfq_data *cfqd,
  * we will service the queues.
  */
 static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq,
-				 int add_front)
+				 bool add_front)
 {
 	struct rb_node **p, *parent;
 	struct cfq_queue *__cfqq;
@@ -504,11 +506,20 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq,
 		} else
 			rb_key += jiffies;
 	} else if (!add_front) {
+		/*
+		 * Get our rb key offset. Subtract any residual slice
+		 * value carried from last service. A negative resid
+		 * count indicates slice overrun, and this should position
+		 * the next service time further away in the tree.
+		 */
 		rb_key = cfq_slice_offset(cfqd, cfqq) + jiffies;
-		rb_key += cfqq->slice_resid;
+		rb_key -= cfqq->slice_resid;
 		cfqq->slice_resid = 0;
-	} else
-		rb_key = 0;
+	} else {
+		rb_key = -HZ;
+		__cfqq = cfq_rb_first(&cfqd->service_tree);
+		rb_key += __cfqq ? __cfqq->rb_key : jiffies;
+	}
 
 	if (!RB_EMPTY_NODE(&cfqq->rb_node)) {
 		/*
@@ -542,7 +553,7 @@ static void cfq_service_tree_add(struct cfq_data *cfqd, struct cfq_queue *cfqq,
 			n = &(*p)->rb_left;
 		else if (cfq_class_idle(cfqq) > cfq_class_idle(__cfqq))
 			n = &(*p)->rb_right;
-		else if (rb_key < __cfqq->rb_key)
+		else if (time_before(rb_key, __cfqq->rb_key))
 			n = &(*p)->rb_left;
 		else
 			n = &(*p)->rb_right;
@@ -822,8 +833,10 @@ cfq_merged_requests(struct request_queue *q, struct request *rq,
 	 * reposition in fifo if next is older than rq
 	 */
 	if (!list_empty(&rq->queuelist) && !list_empty(&next->queuelist) &&
-	    time_before(next->start_time, rq->start_time))
+	    time_before(rq_fifo_time(next), rq_fifo_time(rq))) {
 		list_move(&rq->queuelist, &next->queuelist);
+		rq_set_fifo_time(rq, rq_fifo_time(next));
+	}
 
 	cfq_remove_request(next);
 }
@@ -839,7 +852,7 @@ static int cfq_allow_merge(struct request_queue *q, struct request *rq,
 	 * Disallow merge of a sync bio into an async request.
 	 */
 	if (cfq_bio_sync(bio) && !rq_is_sync(rq))
-		return 0;
+		return false;
 
 	/*
 	 * Lookup the cfqq that this bio will be queued with. Allow
@@ -847,13 +860,10 @@ static int cfq_allow_merge(struct request_queue *q, struct request *rq,
 	 */
 	cic = cfq_cic_lookup(cfqd, current->io_context);
 	if (!cic)
-		return 0;
+		return false;
 
 	cfqq = cic_to_cfqq(cic, cfq_bio_sync(bio));
-	if (cfqq == RQ_CFQQ(rq))
-		return 1;
-
-	return 0;
+	return cfqq == RQ_CFQQ(rq);
 }
 
 static void __cfq_set_active_queue(struct cfq_data *cfqd,
@@ -881,7 +891,7 @@ static void __cfq_set_active_queue(struct cfq_data *cfqd,
  */
 static void
 __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq,
-		    int timed_out)
+		    bool timed_out)
 {
 	cfq_log_cfqq(cfqd, cfqq, "slice expired t=%d", timed_out);
 
@@ -909,7 +919,7 @@ __cfq_slice_expired(struct cfq_data *cfqd, struct cfq_queue *cfqq,
 	}
 }
 
-static inline void cfq_slice_expired(struct cfq_data *cfqd, int timed_out)
+static inline void cfq_slice_expired(struct cfq_data *cfqd, bool timed_out)
 {
 	struct cfq_queue *cfqq = cfqd->active_queue;
 
@@ -937,10 +947,13 @@ static struct cfq_queue *cfq_set_active_queue(struct cfq_data *cfqd,
 {
 	if (!cfqq) {
 		cfqq = cfq_get_next_queue(cfqd);
-		if (cfqq)
+		if (cfqq && !cfq_cfqq_coop_preempt(cfqq))
 			cfq_clear_cfqq_coop(cfqq);
 	}
 
+	if (cfqq)
+		cfq_clear_cfqq_coop_preempt(cfqq);
+
 	__cfq_set_active_queue(cfqd, cfqq);
 	return cfqq;
 }
@@ -1021,7 +1034,7 @@ static struct cfq_queue *cfqq_close(struct cfq_data *cfqd,
  */
 static struct cfq_queue *cfq_close_cooperator(struct cfq_data *cfqd,
 					      struct cfq_queue *cur_cfqq,
-					      int probe)
+					      bool probe)
 {
 	struct cfq_queue *cfqq;
 
@@ -1085,6 +1098,15 @@ static void cfq_arm_slice_timer(struct cfq_data *cfqd)
 	if (!cic || !atomic_read(&cic->ioc->nr_tasks))
 		return;
 
+	/*
+	 * If our average think time is larger than the remaining time
+	 * slice, then don't idle. This avoids overrunning the allotted
+	 * time slice.
+	 */
+	if (sample_valid(cic->ttime_samples) &&
+	    (cfqq->slice_end - jiffies < cic->ttime_mean))
+		return;
+
 	cfq_mark_cfqq_wait_request(cfqq);
 
 	/*
@@ -1124,9 +1146,7 @@ static void cfq_dispatch_insert(struct request_queue *q, struct request *rq)
  */
 static struct request *cfq_check_fifo(struct cfq_queue *cfqq)
 {
-	struct cfq_data *cfqd = cfqq->cfqd;
-	struct request *rq;
-	int fifo;
+	struct request *rq = NULL;
 
 	if (cfq_cfqq_fifo_expire(cfqq))
 		return NULL;
@@ -1136,13 +1156,11 @@ static struct request *cfq_check_fifo(struct cfq_queue *cfqq)
 	if (list_empty(&cfqq->fifo))
 		return NULL;
 
-	fifo = cfq_cfqq_sync(cfqq);
 	rq = rq_entry_fifo(cfqq->fifo.next);
-
-	if (time_before(jiffies, rq->start_time + cfqd->cfq_fifo_expire[fifo]))
+	if (time_before(jiffies, rq_fifo_time(rq)))
 		rq = NULL;
 
-	cfq_log_cfqq(cfqd, cfqq, "fifo=%p", rq);
+	cfq_log_cfqq(cfqq->cfqd, cfqq, "fifo=%p", rq);
 	return rq;
 }
 
@@ -1243,16 +1261,83 @@ static int cfq_forced_dispatch(struct cfq_data *cfqd)
 	return dispatched;
 }
 
+static bool cfq_may_dispatch(struct cfq_data *cfqd, struct cfq_queue *cfqq)
+{
+	unsigned int max_dispatch;
+
+	/*
+	 * Drain async requests before we start sync IO
+	 */
+	if (cfq_cfqq_idle_window(cfqq) && cfqd->rq_in_driver[BLK_RW_ASYNC])
+		return false;
+
+	/*
+	 * If this is an async queue and we have sync IO in flight, let it wait
+	 */
+	if (cfqd->sync_flight && !cfq_cfqq_sync(cfqq))
+		return false;
+
+	max_dispatch = cfqd->cfq_quantum;
+	if (cfq_class_idle(cfqq))
+		max_dispatch = 1;
+
+	/*
+	 * Does this cfqq already have too much IO in flight?
+	 */
+	if (cfqq->dispatched >= max_dispatch) {
+		/*
+		 * idle queue must always only have a single IO in flight
+		 */
+		if (cfq_class_idle(cfqq))
+			return false;
+
+		/*
+		 * We have other queues, don't allow more IO from this one
+		 */
+		if (cfqd->busy_queues > 1)
+			return false;
+
+		/*
+		 * Sole queue user, allow bigger slice
+		 */
+		max_dispatch *= 4;
+	}
+
+	/*
+	 * Async queues must wait a bit before being allowed dispatch.
+	 * We also ramp up the dispatch depth gradually for async IO,
+	 * based on the last sync IO we serviced
+	 */
+	if (!cfq_cfqq_sync(cfqq) && cfqd->cfq_latency) {
+		unsigned long last_sync = jiffies - cfqd->last_end_sync_rq;
+		unsigned int depth;
+
+		depth = last_sync / cfqd->cfq_slice[1];
+		if (!depth && !cfqq->dispatched)
+			depth = 1;
+		if (depth < max_dispatch)
+			max_dispatch = depth;
+	}
+
+	/*
+	 * If we're below the current max, allow a dispatch
+	 */
+	return cfqq->dispatched < max_dispatch;
+}
+
 /*
  * Dispatch a request from cfqq, moving them to the request queue
  * dispatch list.
  */
-static void cfq_dispatch_request(struct cfq_data *cfqd, struct cfq_queue *cfqq)
+static bool cfq_dispatch_request(struct cfq_data *cfqd, struct cfq_queue *cfqq)
 {
 	struct request *rq;
 
 	BUG_ON(RB_EMPTY_ROOT(&cfqq->sort_list));
 
+	if (!cfq_may_dispatch(cfqd, cfqq))
+		return false;
+
 	/*
 	 * follow expired path, else get first next available
 	 */
@@ -1271,6 +1356,8 @@ static void cfq_dispatch_request(struct cfq_data *cfqd, struct cfq_queue *cfqq)
 		atomic_long_inc(&cic->ioc->refcount);
 		cfqd->active_cic = cic;
 	}
+
+	return true;
 }
 
 /*
@@ -1281,7 +1368,6 @@ static int cfq_dispatch_requests(struct request_queue *q, int force)
 {
 	struct cfq_data *cfqd = q->elevator->elevator_data;
 	struct cfq_queue *cfqq;
-	unsigned int max_dispatch;
 
 	if (!cfqd->busy_queues)
 		return 0;
@@ -1294,48 +1380,11 @@ static int cfq_dispatch_requests(struct request_queue *q, int force)
 		return 0;
 
 	/*
-	 * Drain async requests before we start sync IO
-	 */
-	if (cfq_cfqq_idle_window(cfqq) && cfqd->rq_in_driver[BLK_RW_ASYNC])
-		return 0;
-
-	/*
-	 * If this is an async queue and we have sync IO in flight, let it wait
+	 * Dispatch a request from this cfqq, if it is allowed
 	 */
-	if (cfqd->sync_flight && !cfq_cfqq_sync(cfqq))
+	if (!cfq_dispatch_request(cfqd, cfqq))
 		return 0;
 
-	max_dispatch = cfqd->cfq_quantum;
-	if (cfq_class_idle(cfqq))
-		max_dispatch = 1;
-
-	/*
-	 * Does this cfqq already have too much IO in flight?
-	 */
-	if (cfqq->dispatched >= max_dispatch) {
-		/*
-		 * idle queue must always only have a single IO in flight
-		 */
-		if (cfq_class_idle(cfqq))
-			return 0;
-
-		/*
-		 * We have other queues, don't allow more IO from this one
-		 */
-		if (cfqd->busy_queues > 1)
-			return 0;
-
-		/*
-		 * we are the only queue, allow up to 4 times of 'quantum'
-		 */
-		if (cfqq->dispatched >= 4 * max_dispatch)
-			return 0;
-	}
-
-	/*
-	 * Dispatch a request from this cfqq
-	 */
-	cfq_dispatch_request(cfqd, cfqq);
 	cfqq->slice_dispatch++;
 	cfq_clear_cfqq_must_dispatch(cfqq);
 
@@ -1635,7 +1684,7 @@ static void cfq_ioc_set_ioprio(struct io_context *ioc)
 }
 
 static void cfq_init_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq,
-			  pid_t pid, int is_sync)
+			  pid_t pid, bool is_sync)
 {
 	RB_CLEAR_NODE(&cfqq->rb_node);
 	RB_CLEAR_NODE(&cfqq->p_node);
@@ -1655,7 +1704,7 @@ static void cfq_init_cfqq(struct cfq_data *cfqd, struct cfq_queue *cfqq,
 }
 
 static struct cfq_queue *
-cfq_find_alloc_queue(struct cfq_data *cfqd, int is_sync,
+cfq_find_alloc_queue(struct cfq_data *cfqd, bool is_sync,
 		     struct io_context *ioc, gfp_t gfp_mask)
 {
 	struct cfq_queue *cfqq, *new_cfqq = NULL;
@@ -1719,7 +1768,7 @@ cfq_async_queue_prio(struct cfq_data *cfqd, int ioprio_class, int ioprio)
 }
 
 static struct cfq_queue *
-cfq_get_queue(struct cfq_data *cfqd, int is_sync, struct io_context *ioc,
+cfq_get_queue(struct cfq_data *cfqd, bool is_sync, struct io_context *ioc,
 	      gfp_t gfp_mask)
 {
 	const int ioprio = task_ioprio(ioc);
@@ -1951,10 +2000,13 @@ cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq,
 	enable_idle = old_idle = cfq_cfqq_idle_window(cfqq);
 
 	if (!atomic_read(&cic->ioc->nr_tasks) || !cfqd->cfq_slice_idle ||
-	    (cfqd->hw_tag && CIC_SEEKY(cic)))
+	    (!cfqd->cfq_latency && cfqd->hw_tag && CIC_SEEKY(cic)))
 		enable_idle = 0;
 	else if (sample_valid(cic->ttime_samples)) {
-		if (cic->ttime_mean > cfqd->cfq_slice_idle)
+		unsigned int slice_idle = cfqd->cfq_slice_idle;
+		if (sample_valid(cic->seek_samples) && CIC_SEEKY(cic))
+			slice_idle = msecs_to_jiffies(CFQ_MIN_TT);
+		if (cic->ttime_mean > slice_idle)
 			enable_idle = 0;
 		else
 			enable_idle = 1;
@@ -1973,7 +2025,7 @@ cfq_update_idle_window(struct cfq_data *cfqd, struct cfq_queue *cfqq,
  * Check if new_cfqq should preempt the currently active queue. Return 0 for
  * no or if we aren't sure, a 1 will cause a preempt.
  */
-static int
+static bool
 cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq,
 		   struct request *rq)
 {
@@ -1981,48 +2033,56 @@ cfq_should_preempt(struct cfq_data *cfqd, struct cfq_queue *new_cfqq,
 
 	cfqq = cfqd->active_queue;
 	if (!cfqq)
-		return 0;
+		return false;
 
 	if (cfq_slice_used(cfqq))
-		return 1;
+		return true;
 
 	if (cfq_class_idle(new_cfqq))
-		return 0;
+		return false;
 
 	if (cfq_class_idle(cfqq))
-		return 1;
+		return true;
 
 	/*
 	 * if the new request is sync, but the currently running queue is
 	 * not, let the sync request have priority.
 	 */
 	if (rq_is_sync(rq) && !cfq_cfqq_sync(cfqq))
-		return 1;
+		return true;
 
 	/*
 	 * So both queues are sync. Let the new request get disk time if
 	 * it's a metadata request and the current queue is doing regular IO.
 	 */
 	if (rq_is_meta(rq) && !cfqq->meta_pending)
-		return 1;
+		return true;
 
 	/*
 	 * Allow an RT request to pre-empt an ongoing non-RT cfqq timeslice.
 	 */
 	if (cfq_class_rt(new_cfqq) && !cfq_class_rt(cfqq))
-		return 1;
+		return true;
 
 	if (!cfqd->active_cic || !cfq_cfqq_wait_request(cfqq))
-		return 0;
+		return false;
 
 	/*
 	 * if this request is as-good as one we would expect from the
 	 * current cfqq, let it preempt
 	 */
-	if (cfq_rq_close(cfqd, rq))
-		return 1;
+	if (cfq_rq_close(cfqd, rq) && (!cfq_cfqq_coop(new_cfqq) ||
+	    cfqd->busy_queues == 1)) {
+		/*
+		 * Mark new queue coop_preempt, so its coop flag will not be
+		 * cleared when new queue gets scheduled at the very first time
+		 */
+		cfq_mark_cfqq_coop_preempt(new_cfqq);
+		cfq_mark_cfqq_coop(new_cfqq);
+		return true;
+	}
 
-	return 0;
+	return false;
 }
 
 /*
@@ -2107,6 +2167,7 @@ static void cfq_insert_request(struct request_queue *q, struct request *rq)
 
 	cfq_add_rq_rb(rq);
 
+	rq_set_fifo_time(rq, jiffies + cfqd->cfq_fifo_expire[rq_is_sync(rq)]);
 	list_add_tail(&rq->queuelist, &cfqq->fifo);
 
 	cfq_rq_enqueued(cfqd, cfqq, rq);
@@ -2157,8 +2218,10 @@ static void cfq_completed_request(struct request_queue *q, struct request *rq)
 	if (cfq_cfqq_sync(cfqq))
 		cfqd->sync_flight--;
 
-	if (sync)
+	if (sync) {
 		RQ_CIC(rq)->last_end_request = now;
+		cfqd->last_end_sync_rq = now;
+	}
 
 	/*
 	 * If this is the active queue, check if it needs to be expired,
@@ -2284,7 +2347,7 @@ cfq_set_request(struct request_queue *q, struct request *rq, gfp_t gfp_mask)
 	struct cfq_data *cfqd = q->elevator->elevator_data;
 	struct cfq_io_context *cic;
 	const int rw = rq_data_dir(rq);
-	const int is_sync = rq_is_sync(rq);
+	const bool is_sync = rq_is_sync(rq);
 	struct cfq_queue *cfqq;
 	unsigned long flags;
 
@@ -2480,8 +2543,9 @@ static void *cfq_init_queue(struct request_queue *q)
 	cfqd->cfq_slice[1] = cfq_slice_sync;
 	cfqd->cfq_slice_async_rq = cfq_slice_async_rq;
 	cfqd->cfq_slice_idle = cfq_slice_idle;
+	cfqd->cfq_latency = 1;
 	cfqd->hw_tag = 1;
-
+	cfqd->last_end_sync_rq = jiffies;
 	return cfqd;
 }
 
@@ -2549,6 +2613,7 @@ SHOW_FUNCTION(cfq_slice_idle_show, cfqd->cfq_slice_idle, 1);
 SHOW_FUNCTION(cfq_slice_sync_show, cfqd->cfq_slice[1], 1);
 SHOW_FUNCTION(cfq_slice_async_show, cfqd->cfq_slice[0], 1);
 SHOW_FUNCTION(cfq_slice_async_rq_show, cfqd->cfq_slice_async_rq, 0);
+SHOW_FUNCTION(cfq_low_latency_show, cfqd->cfq_latency, 0);
 #undef SHOW_FUNCTION
 
 #define STORE_FUNCTION(__FUNC, __PTR, MIN, MAX, __CONV)			\
@@ -2580,6 +2645,7 @@ STORE_FUNCTION(cfq_slice_sync_store, &cfqd->cfq_slice[1], 1, UINT_MAX, 1);
 STORE_FUNCTION(cfq_slice_async_store, &cfqd->cfq_slice[0], 1, UINT_MAX, 1);
 STORE_FUNCTION(cfq_slice_async_rq_store, &cfqd->cfq_slice_async_rq, 1,
 		UINT_MAX, 0);
+STORE_FUNCTION(cfq_low_latency_store, &cfqd->cfq_latency, 0, 1, 0);
 #undef STORE_FUNCTION
 
 #define CFQ_ATTR(name) \
@@ -2595,6 +2661,7 @@ static struct elv_fs_entry cfq_attrs[] = {
 	CFQ_ATTR(slice_async),
 	CFQ_ATTR(slice_async_rq),
 	CFQ_ATTR(slice_idle),
+	CFQ_ATTR(low_latency),
 	__ATTR_NULL
 };
 
diff --git a/block/compat_ioctl.c b/block/compat_ioctl.c
index 7865a34e0faa..9bd086c1a4d5 100644
--- a/block/compat_ioctl.c
+++ b/block/compat_ioctl.c
@@ -21,6 +21,11 @@ static int compat_put_int(unsigned long arg, int val)
 	return put_user(val, (compat_int_t __user *)compat_ptr(arg));
 }
 
+static int compat_put_uint(unsigned long arg, unsigned int val)
+{
+	return put_user(val, (compat_uint_t __user *)compat_ptr(arg));
+}
+
 static int compat_put_long(unsigned long arg, long val)
 {
 	return put_user(val, (compat_long_t __user *)compat_ptr(arg));
@@ -734,6 +739,14 @@ long compat_blkdev_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 	switch (cmd) {
 	case HDIO_GETGEO:
 		return compat_hdio_getgeo(disk, bdev, compat_ptr(arg));
+	case BLKPBSZGET:
+		return compat_put_uint(arg, bdev_physical_block_size(bdev));
+	case BLKIOMIN:
+		return compat_put_uint(arg, bdev_io_min(bdev));
+	case BLKIOOPT:
+		return compat_put_uint(arg, bdev_io_opt(bdev));
+	case BLKALIGNOFF:
+		return compat_put_int(arg, bdev_alignment_offset(bdev));
 	case BLKFLSBUF:
 	case BLKROSET:
 	case BLKDISCARD:
diff --git a/block/elevator.c b/block/elevator.c
index 1975b619c86d..a847046c6e53 100644
--- a/block/elevator.c
+++ b/block/elevator.c
@@ -1059,9 +1059,7 @@ ssize_t elv_iosched_store(struct request_queue *q, const char *name,
 		return count;
 
 	strlcpy(elevator_name, name, sizeof(elevator_name));
-	strstrip(elevator_name);
-
-	e = elevator_get(elevator_name);
+	e = elevator_get(strstrip(elevator_name));
 	if (!e) {
 		printk(KERN_ERR "elevator: type %s not found\n", elevator_name);
 		return -EINVAL;
diff --git a/block/genhd.c b/block/genhd.c
index 2ad91ddad8e2..517e4332cb37 100644
--- a/block/genhd.c
+++ b/block/genhd.c
@@ -998,12 +998,12 @@ struct class block_class = {
 	.name		= "block",
 };
 
-static char *block_nodename(struct device *dev)
+static char *block_devnode(struct device *dev, mode_t *mode)
 {
 	struct gendisk *disk = dev_to_disk(dev);
 
-	if (disk->nodename)
-		return disk->nodename(disk);
+	if (disk->devnode)
+		return disk->devnode(disk, mode);
 	return NULL;
 }
 
@@ -1011,7 +1011,7 @@ static struct device_type disk_type = {
 	.name		= "disk",
 	.groups		= disk_attr_groups,
 	.release	= disk_release,
-	.nodename	= block_nodename,
+	.devnode	= block_devnode,
 };
 
 #ifdef CONFIG_PROC_FS
diff --git a/block/ioctl.c b/block/ioctl.c
index d3e6b5827a34..1f4d1de12b09 100644
--- a/block/ioctl.c
+++ b/block/ioctl.c
@@ -138,6 +138,11 @@ static int put_int(unsigned long arg, int val)
 	return put_user(val, (int __user *)arg);
 }
 
+static int put_uint(unsigned long arg, unsigned int val)
+{
+	return put_user(val, (unsigned int __user *)arg);
+}
+
 static int put_long(unsigned long arg, long val)
 {
 	return put_user(val, (long __user *)arg);
@@ -263,10 +268,18 @@ int blkdev_ioctl(struct block_device *bdev, fmode_t mode, unsigned cmd,
 		return put_long(arg, (bdi->ra_pages * PAGE_CACHE_SIZE) / 512);
 	case BLKROGET:
 		return put_int(arg, bdev_read_only(bdev) != 0);
-	case BLKBSZGET: /* get the logical block size (cf. BLKSSZGET) */
+	case BLKBSZGET: /* get block device soft block size (cf. BLKSSZGET) */
 		return put_int(arg, block_size(bdev));
-	case BLKSSZGET: /* get block device hardware sector size */
+	case BLKSSZGET: /* get block device logical block size */
 		return put_int(arg, bdev_logical_block_size(bdev));
+	case BLKPBSZGET: /* get block device physical block size */
+		return put_uint(arg, bdev_physical_block_size(bdev));
+	case BLKIOMIN:
+		return put_uint(arg, bdev_io_min(bdev));
+	case BLKIOOPT:
+		return put_uint(arg, bdev_io_opt(bdev));
+	case BLKALIGNOFF:
+		return put_int(arg, bdev_alignment_offset(bdev));
 	case BLKSECTGET:
 		return put_ushort(arg, queue_max_sectors(bdev_get_queue(bdev)));
 	case BLKRASET:
diff --git a/crypto/aead.c b/crypto/aead.c
index d9aa733db164..0a55da70845e 100644
--- a/crypto/aead.c
+++ b/crypto/aead.c
@@ -18,6 +18,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/rtnetlink.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/seq_file.h>
 
diff --git a/crypto/async_tx/Kconfig b/crypto/async_tx/Kconfig
index d8fb39145986..e28e276ac611 100644
--- a/crypto/async_tx/Kconfig
+++ b/crypto/async_tx/Kconfig
@@ -14,3 +14,17 @@ config ASYNC_MEMSET
 	tristate
 	select ASYNC_CORE
 
+config ASYNC_PQ
+	tristate
+	select ASYNC_CORE
+
+config ASYNC_RAID6_RECOV
+	tristate
+	select ASYNC_CORE
+	select ASYNC_PQ
+
+config ASYNC_TX_DISABLE_PQ_VAL_DMA
+	bool
+
+config ASYNC_TX_DISABLE_XOR_VAL_DMA
+	bool
diff --git a/crypto/async_tx/Makefile b/crypto/async_tx/Makefile
index 27baa7d52fbc..d1e0e6f72bc1 100644
--- a/crypto/async_tx/Makefile
+++ b/crypto/async_tx/Makefile
@@ -2,3 +2,6 @@ obj-$(CONFIG_ASYNC_CORE) += async_tx.o
 obj-$(CONFIG_ASYNC_MEMCPY) += async_memcpy.o
 obj-$(CONFIG_ASYNC_MEMSET) += async_memset.o
 obj-$(CONFIG_ASYNC_XOR) += async_xor.o
+obj-$(CONFIG_ASYNC_PQ) += async_pq.o
+obj-$(CONFIG_ASYNC_RAID6_RECOV) += async_raid6_recov.o
+obj-$(CONFIG_ASYNC_RAID6_TEST) += raid6test.o
diff --git a/crypto/async_tx/async_memcpy.c b/crypto/async_tx/async_memcpy.c
index ddccfb01c416..0ec1fb69d4ea 100644
--- a/crypto/async_tx/async_memcpy.c
+++ b/crypto/async_tx/async_memcpy.c
@@ -33,28 +33,31 @@
  * async_memcpy - attempt to copy memory with a dma engine.
  * @dest: destination page
  * @src: src page
- * @offset: offset in pages to start transaction
+ * @dest_offset: offset into 'dest' to start transaction
+ * @src_offset: offset into 'src' to start transaction
  * @len: length in bytes
- * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK,
- * @depend_tx: memcpy depends on the result of this transaction
- * @cb_fn: function to call when the memcpy completes
- * @cb_param: parameter to pass to the callback routine
+ * @submit: submission / completion modifiers
+ *
+ * honored flags: ASYNC_TX_ACK
  */
 struct dma_async_tx_descriptor *
 async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
-	unsigned int src_offset, size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+	     unsigned int src_offset, size_t len,
+	     struct async_submit_ctl *submit)
 {
-	struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_MEMCPY,
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_MEMCPY,
 						      &dest, 1, &src, 1, len);
 	struct dma_device *device = chan ? chan->device : NULL;
 	struct dma_async_tx_descriptor *tx = NULL;
 
-	if (device) {
+	if (device && is_dma_copy_aligned(device, src_offset, dest_offset, len)) {
 		dma_addr_t dma_dest, dma_src;
-		unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
+		unsigned long dma_prep_flags = 0;
 
+		if (submit->cb_fn)
+			dma_prep_flags |= DMA_PREP_INTERRUPT;
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_prep_flags |= DMA_PREP_FENCE;
 		dma_dest = dma_map_page(device->dev, dest, dest_offset, len,
 					DMA_FROM_DEVICE);
 
@@ -67,13 +70,13 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
 
 	if (tx) {
 		pr_debug("%s: (async) len: %zu\n", __func__, len);
-		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
+		async_tx_submit(chan, tx, submit);
 	} else {
 		void *dest_buf, *src_buf;
 		pr_debug("%s: (sync) len: %zu\n", __func__, len);
 
 		/* wait for any prerequisite operations */
-		async_tx_quiesce(&depend_tx);
+		async_tx_quiesce(&submit->depend_tx);
 
 		dest_buf = kmap_atomic(dest, KM_USER0) + dest_offset;
 		src_buf = kmap_atomic(src, KM_USER1) + src_offset;
@@ -83,26 +86,13 @@ async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
 		kunmap_atomic(dest_buf, KM_USER0);
 		kunmap_atomic(src_buf, KM_USER1);
 
-		async_tx_sync_epilog(cb_fn, cb_param);
+		async_tx_sync_epilog(submit);
 	}
 
 	return tx;
 }
 EXPORT_SYMBOL_GPL(async_memcpy);
 
-static int __init async_memcpy_init(void)
-{
-	return 0;
-}
-
-static void __exit async_memcpy_exit(void)
-{
-	do { } while (0);
-}
-
-module_init(async_memcpy_init);
-module_exit(async_memcpy_exit);
-
 MODULE_AUTHOR("Intel Corporation");
 MODULE_DESCRIPTION("asynchronous memcpy api");
 MODULE_LICENSE("GPL");
diff --git a/crypto/async_tx/async_memset.c b/crypto/async_tx/async_memset.c
index 5b5eb99bb244..58e4a8752aee 100644
--- a/crypto/async_tx/async_memset.c
+++ b/crypto/async_tx/async_memset.c
@@ -35,26 +35,26 @@
  * @val: fill value
  * @offset: offset in pages to start transaction
  * @len: length in bytes
- * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
- * @depend_tx: memset depends on the result of this transaction
- * @cb_fn: function to call when the memcpy completes
- * @cb_param: parameter to pass to the callback routine
+ *
+ * honored flags: ASYNC_TX_ACK
  */
 struct dma_async_tx_descriptor *
-async_memset(struct page *dest, int val, unsigned int offset,
-	size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+async_memset(struct page *dest, int val, unsigned int offset, size_t len,
+	     struct async_submit_ctl *submit)
 {
-	struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_MEMSET,
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_MEMSET,
 						      &dest, 1, NULL, 0, len);
 	struct dma_device *device = chan ? chan->device : NULL;
 	struct dma_async_tx_descriptor *tx = NULL;
 
-	if (device) {
+	if (device && is_dma_fill_aligned(device, offset, 0, len)) {
 		dma_addr_t dma_dest;
-		unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
+		unsigned long dma_prep_flags = 0;
 
+		if (submit->cb_fn)
+			dma_prep_flags |= DMA_PREP_INTERRUPT;
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_prep_flags |= DMA_PREP_FENCE;
 		dma_dest = dma_map_page(device->dev, dest, offset, len,
 					DMA_FROM_DEVICE);
 
@@ -64,38 +64,25 @@ async_memset(struct page *dest, int val, unsigned int offset,
 
 	if (tx) {
 		pr_debug("%s: (async) len: %zu\n", __func__, len);
-		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
+		async_tx_submit(chan, tx, submit);
 	} else { /* run the memset synchronously */
 		void *dest_buf;
 		pr_debug("%s: (sync) len: %zu\n", __func__, len);
 
-		dest_buf = (void *) (((char *) page_address(dest)) + offset);
+		dest_buf = page_address(dest) + offset;
 
 		/* wait for any prerequisite operations */
-		async_tx_quiesce(&depend_tx);
+		async_tx_quiesce(&submit->depend_tx);
 
 		memset(dest_buf, val, len);
 
-		async_tx_sync_epilog(cb_fn, cb_param);
+		async_tx_sync_epilog(submit);
 	}
 
 	return tx;
 }
 EXPORT_SYMBOL_GPL(async_memset);
 
-static int __init async_memset_init(void)
-{
-	return 0;
-}
-
-static void __exit async_memset_exit(void)
-{
-	do { } while (0);
-}
-
-module_init(async_memset_init);
-module_exit(async_memset_exit);
-
 MODULE_AUTHOR("Intel Corporation");
 MODULE_DESCRIPTION("asynchronous memset api");
 MODULE_LICENSE("GPL");
diff --git a/crypto/async_tx/async_pq.c b/crypto/async_tx/async_pq.c
new file mode 100644
index 000000000000..ec87f53d5059
--- /dev/null
+++ b/crypto/async_tx/async_pq.c
@@ -0,0 +1,415 @@
+/*
+ * Copyright(c) 2007 Yuri Tikhonov <yur@emcraft.com>
+ * Copyright(c) 2009 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called COPYING.
+ */
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/dma-mapping.h>
+#include <linux/raid/pq.h>
+#include <linux/async_tx.h>
+
+/**
+ * pq_scribble_page - space to hold throwaway P or Q buffer for
+ * synchronous gen_syndrome
+ */
+static struct page *pq_scribble_page;
+
+/* the struct page *blocks[] parameter passed to async_gen_syndrome()
+ * and async_syndrome_val() contains the 'P' destination address at
+ * blocks[disks-2] and the 'Q' destination address at blocks[disks-1]
+ *
+ * note: these are macros as they are used as lvalues
+ */
+#define P(b, d) (b[d-2])
+#define Q(b, d) (b[d-1])
+
+/**
+ * do_async_gen_syndrome - asynchronously calculate P and/or Q
+ */
+static __async_inline struct dma_async_tx_descriptor *
+do_async_gen_syndrome(struct dma_chan *chan, struct page **blocks,
+		      const unsigned char *scfs, unsigned int offset, int disks,
+		      size_t len, dma_addr_t *dma_src,
+		      struct async_submit_ctl *submit)
+{
+	struct dma_async_tx_descriptor *tx = NULL;
+	struct dma_device *dma = chan->device;
+	enum dma_ctrl_flags dma_flags = 0;
+	enum async_tx_flags flags_orig = submit->flags;
+	dma_async_tx_callback cb_fn_orig = submit->cb_fn;
+	dma_async_tx_callback cb_param_orig = submit->cb_param;
+	int src_cnt = disks - 2;
+	unsigned char coefs[src_cnt];
+	unsigned short pq_src_cnt;
+	dma_addr_t dma_dest[2];
+	int src_off = 0;
+	int idx;
+	int i;
+
+	/* DMAs use destinations as sources, so use BIDIRECTIONAL mapping */
+	if (P(blocks, disks))
+		dma_dest[0] = dma_map_page(dma->dev, P(blocks, disks), offset,
+					   len, DMA_BIDIRECTIONAL);
+	else
+		dma_flags |= DMA_PREP_PQ_DISABLE_P;
+	if (Q(blocks, disks))
+		dma_dest[1] = dma_map_page(dma->dev, Q(blocks, disks), offset,
+					   len, DMA_BIDIRECTIONAL);
+	else
+		dma_flags |= DMA_PREP_PQ_DISABLE_Q;
+
+	/* convert source addresses being careful to collapse 'empty'
+	 * sources and update the coefficients accordingly
+	 */
+	for (i = 0, idx = 0; i < src_cnt; i++) {
+		if (blocks[i] == NULL)
+			continue;
+		dma_src[idx] = dma_map_page(dma->dev, blocks[i], offset, len,
+					    DMA_TO_DEVICE);
+		coefs[idx] = scfs[i];
+		idx++;
+	}
+	src_cnt = idx;
+
+	while (src_cnt > 0) {
+		submit->flags = flags_orig;
+		pq_src_cnt = min(src_cnt, dma_maxpq(dma, dma_flags));
+		/* if we are submitting additional pqs, leave the chain open,
+		 * clear the callback parameters, and leave the destination
+		 * buffers mapped
+		 */
+		if (src_cnt > pq_src_cnt) {
+			submit->flags &= ~ASYNC_TX_ACK;
+			submit->flags |= ASYNC_TX_FENCE;
+			dma_flags |= DMA_COMPL_SKIP_DEST_UNMAP;
+			submit->cb_fn = NULL;
+			submit->cb_param = NULL;
+		} else {
+			dma_flags &= ~DMA_COMPL_SKIP_DEST_UNMAP;
+			submit->cb_fn = cb_fn_orig;
+			submit->cb_param = cb_param_orig;
+			if (cb_fn_orig)
+				dma_flags |= DMA_PREP_INTERRUPT;
+		}
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_flags |= DMA_PREP_FENCE;
+
+		/* Since we have clobbered the src_list we are committed
+		 * to doing this asynchronously.  Drivers force forward
+		 * progress in case they can not provide a descriptor
+		 */
+		for (;;) {
+			tx = dma->device_prep_dma_pq(chan, dma_dest,
+						     &dma_src[src_off],
+						     pq_src_cnt,
+						     &coefs[src_off], len,
+						     dma_flags);
+			if (likely(tx))
+				break;
+			async_tx_quiesce(&submit->depend_tx);
+			dma_async_issue_pending(chan);
+		}
+
+		async_tx_submit(chan, tx, submit);
+		submit->depend_tx = tx;
+
+		/* drop completed sources */
+		src_cnt -= pq_src_cnt;
+		src_off += pq_src_cnt;
+
+		dma_flags |= DMA_PREP_CONTINUE;
+	}
+
+	return tx;
+}
+
+/**
+ * do_sync_gen_syndrome - synchronously calculate a raid6 syndrome
+ */
+static void
+do_sync_gen_syndrome(struct page **blocks, unsigned int offset, int disks,
+		     size_t len, struct async_submit_ctl *submit)
+{
+	void **srcs;
+	int i;
+
+	if (submit->scribble)
+		srcs = submit->scribble;
+	else
+		srcs = (void **) blocks;
+
+	for (i = 0; i < disks; i++) {
+		if (blocks[i] == NULL) {
+			BUG_ON(i > disks - 3); /* P or Q can't be zero */
+			srcs[i] = (void*)raid6_empty_zero_page;
+		} else
+			srcs[i] = page_address(blocks[i]) + offset;
+	}
+	raid6_call.gen_syndrome(disks, len, srcs);
+	async_tx_sync_epilog(submit);
+}
+
+/**
+ * async_gen_syndrome - asynchronously calculate a raid6 syndrome
+ * @blocks: source blocks from idx 0..disks-3, P @ disks-2 and Q @ disks-1
+ * @offset: common offset into each block (src and dest) to start transaction
+ * @disks: number of blocks (including missing P or Q, see below)
+ * @len: length of operation in bytes
+ * @submit: submission/completion modifiers
+ *
+ * General note: This routine assumes a field of GF(2^8) with a
+ * primitive polynomial of 0x11d and a generator of {02}.
+ *
+ * 'disks' note: callers can optionally omit either P or Q (but not
+ * both) from the calculation by setting blocks[disks-2] or
+ * blocks[disks-1] to NULL.  When P or Q is omitted 'len' must be <=
+ * PAGE_SIZE as a temporary buffer of this size is used in the
+ * synchronous path.  'disks' always accounts for both destination
+ * buffers.  If any source buffers (blocks[i] where i < disks - 2) are
+ * set to NULL those buffers will be replaced with the raid6_zero_page
+ * in the synchronous path and omitted in the hardware-asynchronous
+ * path.
+ *
+ * 'blocks' note: if submit->scribble is NULL then the contents of
+ * 'blocks' may be overwritten to perform address conversions
+ * (dma_map_page() or page_address()).
+ */
+struct dma_async_tx_descriptor *
+async_gen_syndrome(struct page **blocks, unsigned int offset, int disks,
+		   size_t len, struct async_submit_ctl *submit)
+{
+	int src_cnt = disks - 2;
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_PQ,
+						      &P(blocks, disks), 2,
+						      blocks, src_cnt, len);
+	struct dma_device *device = chan ? chan->device : NULL;
+	dma_addr_t *dma_src = NULL;
+
+	BUG_ON(disks > 255 || !(P(blocks, disks) || Q(blocks, disks)));
+
+	if (submit->scribble)
+		dma_src = submit->scribble;
+	else if (sizeof(dma_addr_t) <= sizeof(struct page *))
+		dma_src = (dma_addr_t *) blocks;
+
+	if (dma_src && device &&
+	    (src_cnt <= dma_maxpq(device, 0) ||
+	     dma_maxpq(device, DMA_PREP_CONTINUE) > 0) &&
+	    is_dma_pq_aligned(device, offset, 0, len)) {
+		/* run the p+q asynchronously */
+		pr_debug("%s: (async) disks: %d len: %zu\n",
+			 __func__, disks, len);
+		return do_async_gen_syndrome(chan, blocks, raid6_gfexp, offset,
+					     disks, len, dma_src, submit);
+	}
+
+	/* run the pq synchronously */
+	pr_debug("%s: (sync) disks: %d len: %zu\n", __func__, disks, len);
+
+	/* wait for any prerequisite operations */
+	async_tx_quiesce(&submit->depend_tx);
+
+	if (!P(blocks, disks)) {
+		P(blocks, disks) = pq_scribble_page;
+		BUG_ON(len + offset > PAGE_SIZE);
+	}
+	if (!Q(blocks, disks)) {
+		Q(blocks, disks) = pq_scribble_page;
+		BUG_ON(len + offset > PAGE_SIZE);
+	}
+	do_sync_gen_syndrome(blocks, offset, disks, len, submit);
+
+	return NULL;
+}
+EXPORT_SYMBOL_GPL(async_gen_syndrome);
+
+static inline struct dma_chan *
+pq_val_chan(struct async_submit_ctl *submit, struct page **blocks, int disks, size_t len)
+{
+	#ifdef CONFIG_ASYNC_TX_DISABLE_PQ_VAL_DMA
+	return NULL;
+	#endif
+	return async_tx_find_channel(submit, DMA_PQ_VAL, NULL, 0,  blocks,
+				     disks, len);
+}
+
+/**
+ * async_syndrome_val - asynchronously validate a raid6 syndrome
+ * @blocks: source blocks from idx 0..disks-3, P @ disks-2 and Q @ disks-1
+ * @offset: common offset into each block (src and dest) to start transaction
+ * @disks: number of blocks (including missing P or Q, see below)
+ * @len: length of operation in bytes
+ * @pqres: on val failure SUM_CHECK_P_RESULT and/or SUM_CHECK_Q_RESULT are set
+ * @spare: temporary result buffer for the synchronous case
+ * @submit: submission / completion modifiers
+ *
+ * The same notes from async_gen_syndrome apply to the 'blocks',
+ * and 'disks' parameters of this routine.  The synchronous path
+ * requires a temporary result buffer and submit->scribble to be
+ * specified.
+ */
+struct dma_async_tx_descriptor *
+async_syndrome_val(struct page **blocks, unsigned int offset, int disks,
+		   size_t len, enum sum_check_flags *pqres, struct page *spare,
+		   struct async_submit_ctl *submit)
+{
+	struct dma_chan *chan = pq_val_chan(submit, blocks, disks, len);
+	struct dma_device *device = chan ? chan->device : NULL;
+	struct dma_async_tx_descriptor *tx;
+	unsigned char coefs[disks-2];
+	enum dma_ctrl_flags dma_flags = submit->cb_fn ? DMA_PREP_INTERRUPT : 0;
+	dma_addr_t *dma_src = NULL;
+	int src_cnt = 0;
+
+	BUG_ON(disks < 4);
+
+	if (submit->scribble)
+		dma_src = submit->scribble;
+	else if (sizeof(dma_addr_t) <= sizeof(struct page *))
+		dma_src = (dma_addr_t *) blocks;
+
+	if (dma_src && device && disks <= dma_maxpq(device, 0) &&
+	    is_dma_pq_aligned(device, offset, 0, len)) {
+		struct device *dev = device->dev;
+		dma_addr_t *pq = &dma_src[disks-2];
+		int i;
+
+		pr_debug("%s: (async) disks: %d len: %zu\n",
+			 __func__, disks, len);
+		if (!P(blocks, disks))
+			dma_flags |= DMA_PREP_PQ_DISABLE_P;
+		else
+			pq[0] = dma_map_page(dev, P(blocks, disks),
+					     offset, len,
+					     DMA_TO_DEVICE);
+		if (!Q(blocks, disks))
+			dma_flags |= DMA_PREP_PQ_DISABLE_Q;
+		else
+			pq[1] = dma_map_page(dev, Q(blocks, disks),
+					     offset, len,
+					     DMA_TO_DEVICE);
+
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_flags |= DMA_PREP_FENCE;
+		for (i = 0; i < disks-2; i++)
+			if (likely(blocks[i])) {
+				dma_src[src_cnt] = dma_map_page(dev, blocks[i],
+								offset, len,
+								DMA_TO_DEVICE);
+				coefs[src_cnt] = raid6_gfexp[i];
+				src_cnt++;
+			}
+
+		for (;;) {
+			tx = device->device_prep_dma_pq_val(chan, pq, dma_src,
+							    src_cnt,
+							    coefs,
+							    len, pqres,
+							    dma_flags);
+			if (likely(tx))
+				break;
+			async_tx_quiesce(&submit->depend_tx);
+			dma_async_issue_pending(chan);
+		}
+		async_tx_submit(chan, tx, submit);
+
+		return tx;
+	} else {
+		struct page *p_src = P(blocks, disks);
+		struct page *q_src = Q(blocks, disks);
+		enum async_tx_flags flags_orig = submit->flags;
+		dma_async_tx_callback cb_fn_orig = submit->cb_fn;
+		void *scribble = submit->scribble;
+		void *cb_param_orig = submit->cb_param;
+		void *p, *q, *s;
+
+		pr_debug("%s: (sync) disks: %d len: %zu\n",
+			 __func__, disks, len);
+
+		/* caller must provide a temporary result buffer and
+		 * allow the input parameters to be preserved
+		 */
+		BUG_ON(!spare || !scribble);
+
+		/* wait for any prerequisite operations */
+		async_tx_quiesce(&submit->depend_tx);
+
+		/* recompute p and/or q into the temporary buffer and then
+		 * check to see the result matches the current value
+		 */
+		tx = NULL;
+		*pqres = 0;
+		if (p_src) {
+			init_async_submit(submit, ASYNC_TX_XOR_ZERO_DST, NULL,
+					  NULL, NULL, scribble);
+			tx = async_xor(spare, blocks, offset, disks-2, len, submit);
+			async_tx_quiesce(&tx);
+			p = page_address(p_src) + offset;
+			s = page_address(spare) + offset;
+			*pqres |= !!memcmp(p, s, len) << SUM_CHECK_P;
+		}
+
+		if (q_src) {
+			P(blocks, disks) = NULL;
+			Q(blocks, disks) = spare;
+			init_async_submit(submit, 0, NULL, NULL, NULL, scribble);
+			tx = async_gen_syndrome(blocks, offset, disks, len, submit);
+			async_tx_quiesce(&tx);
+			q = page_address(q_src) + offset;
+			s = page_address(spare) + offset;
+			*pqres |= !!memcmp(q, s, len) << SUM_CHECK_Q;
+		}
+
+		/* restore P, Q and submit */
+		P(blocks, disks) = p_src;
+		Q(blocks, disks) = q_src;
+
+		submit->cb_fn = cb_fn_orig;
+		submit->cb_param = cb_param_orig;
+		submit->flags = flags_orig;
+		async_tx_sync_epilog(submit);
+
+		return NULL;
+	}
+}
+EXPORT_SYMBOL_GPL(async_syndrome_val);
+
+static int __init async_pq_init(void)
+{
+	pq_scribble_page = alloc_page(GFP_KERNEL);
+
+	if (pq_scribble_page)
+		return 0;
+
+	pr_err("%s: failed to allocate required spare page\n", __func__);
+
+	return -ENOMEM;
+}
+
+static void __exit async_pq_exit(void)
+{
+	put_page(pq_scribble_page);
+}
+
+module_init(async_pq_init);
+module_exit(async_pq_exit);
+
+MODULE_DESCRIPTION("asynchronous raid6 syndrome generation/validation");
+MODULE_LICENSE("GPL");
diff --git a/crypto/async_tx/async_raid6_recov.c b/crypto/async_tx/async_raid6_recov.c
new file mode 100644
index 000000000000..943f2abac9b4
--- /dev/null
+++ b/crypto/async_tx/async_raid6_recov.c
@@ -0,0 +1,500 @@
+/*
+ * Asynchronous RAID-6 recovery calculations ASYNC_TX API.
+ * Copyright(c) 2009 Intel Corporation
+ *
+ * based on raid6recov.c:
+ *   Copyright 2002 H. Peter Anvin
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 51
+ * Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/dma-mapping.h>
+#include <linux/raid/pq.h>
+#include <linux/async_tx.h>
+
+static struct dma_async_tx_descriptor *
+async_sum_product(struct page *dest, struct page **srcs, unsigned char *coef,
+		  size_t len, struct async_submit_ctl *submit)
+{
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_PQ,
+						      &dest, 1, srcs, 2, len);
+	struct dma_device *dma = chan ? chan->device : NULL;
+	const u8 *amul, *bmul;
+	u8 ax, bx;
+	u8 *a, *b, *c;
+
+	if (dma) {
+		dma_addr_t dma_dest[2];
+		dma_addr_t dma_src[2];
+		struct device *dev = dma->dev;
+		struct dma_async_tx_descriptor *tx;
+		enum dma_ctrl_flags dma_flags = DMA_PREP_PQ_DISABLE_P;
+
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_flags |= DMA_PREP_FENCE;
+		dma_dest[1] = dma_map_page(dev, dest, 0, len, DMA_BIDIRECTIONAL);
+		dma_src[0] = dma_map_page(dev, srcs[0], 0, len, DMA_TO_DEVICE);
+		dma_src[1] = dma_map_page(dev, srcs[1], 0, len, DMA_TO_DEVICE);
+		tx = dma->device_prep_dma_pq(chan, dma_dest, dma_src, 2, coef,
+					     len, dma_flags);
+		if (tx) {
+			async_tx_submit(chan, tx, submit);
+			return tx;
+		}
+
+		/* could not get a descriptor, unmap and fall through to
+		 * the synchronous path
+		 */
+		dma_unmap_page(dev, dma_dest[1], len, DMA_BIDIRECTIONAL);
+		dma_unmap_page(dev, dma_src[0], len, DMA_TO_DEVICE);
+		dma_unmap_page(dev, dma_src[1], len, DMA_TO_DEVICE);
+	}
+
+	/* run the operation synchronously */
+	async_tx_quiesce(&submit->depend_tx);
+	amul = raid6_gfmul[coef[0]];
+	bmul = raid6_gfmul[coef[1]];
+	a = page_address(srcs[0]);
+	b = page_address(srcs[1]);
+	c = page_address(dest);
+
+	while (len--) {
+		ax    = amul[*a++];
+		bx    = bmul[*b++];
+		*c++ = ax ^ bx;
+	}
+
+	return NULL;
+}
+
+static struct dma_async_tx_descriptor *
+async_mult(struct page *dest, struct page *src, u8 coef, size_t len,
+	   struct async_submit_ctl *submit)
+{
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_PQ,
+						      &dest, 1, &src, 1, len);
+	struct dma_device *dma = chan ? chan->device : NULL;
+	const u8 *qmul; /* Q multiplier table */
+	u8 *d, *s;
+
+	if (dma) {
+		dma_addr_t dma_dest[2];
+		dma_addr_t dma_src[1];
+		struct device *dev = dma->dev;
+		struct dma_async_tx_descriptor *tx;
+		enum dma_ctrl_flags dma_flags = DMA_PREP_PQ_DISABLE_P;
+
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_flags |= DMA_PREP_FENCE;
+		dma_dest[1] = dma_map_page(dev, dest, 0, len, DMA_BIDIRECTIONAL);
+		dma_src[0] = dma_map_page(dev, src, 0, len, DMA_TO_DEVICE);
+		tx = dma->device_prep_dma_pq(chan, dma_dest, dma_src, 1, &coef,
+					     len, dma_flags);
+		if (tx) {
+			async_tx_submit(chan, tx, submit);
+			return tx;
+		}
+
+		/* could not get a descriptor, unmap and fall through to
+		 * the synchronous path
+		 */
+		dma_unmap_page(dev, dma_dest[1], len, DMA_BIDIRECTIONAL);
+		dma_unmap_page(dev, dma_src[0], len, DMA_TO_DEVICE);
+	}
+
+	/* no channel available, or failed to allocate a descriptor, so
+	 * perform the operation synchronously
+	 */
+	async_tx_quiesce(&submit->depend_tx);
+	qmul  = raid6_gfmul[coef];
+	d = page_address(dest);
+	s = page_address(src);
+
+	while (len--)
+		*d++ = qmul[*s++];
+
+	return NULL;
+}
+
+static struct dma_async_tx_descriptor *
+__2data_recov_4(int disks, size_t bytes, int faila, int failb,
+		struct page **blocks, struct async_submit_ctl *submit)
+{
+	struct dma_async_tx_descriptor *tx = NULL;
+	struct page *p, *q, *a, *b;
+	struct page *srcs[2];
+	unsigned char coef[2];
+	enum async_tx_flags flags = submit->flags;
+	dma_async_tx_callback cb_fn = submit->cb_fn;
+	void *cb_param = submit->cb_param;
+	void *scribble = submit->scribble;
+
+	p = blocks[disks-2];
+	q = blocks[disks-1];
+
+	a = blocks[faila];
+	b = blocks[failb];
+
+	/* in the 4 disk case P + Pxy == P and Q + Qxy == Q */
+	/* Dx = A*(P+Pxy) + B*(Q+Qxy) */
+	srcs[0] = p;
+	srcs[1] = q;
+	coef[0] = raid6_gfexi[failb-faila];
+	coef[1] = raid6_gfinv[raid6_gfexp[faila]^raid6_gfexp[failb]];
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_sum_product(b, srcs, coef, bytes, submit);
+
+	/* Dy = P+Pxy+Dx */
+	srcs[0] = p;
+	srcs[1] = b;
+	init_async_submit(submit, flags | ASYNC_TX_XOR_ZERO_DST, tx, cb_fn,
+			  cb_param, scribble);
+	tx = async_xor(a, srcs, 0, 2, bytes, submit);
+
+	return tx;
+
+}
+
+static struct dma_async_tx_descriptor *
+__2data_recov_5(int disks, size_t bytes, int faila, int failb,
+		struct page **blocks, struct async_submit_ctl *submit)
+{
+	struct dma_async_tx_descriptor *tx = NULL;
+	struct page *p, *q, *g, *dp, *dq;
+	struct page *srcs[2];
+	unsigned char coef[2];
+	enum async_tx_flags flags = submit->flags;
+	dma_async_tx_callback cb_fn = submit->cb_fn;
+	void *cb_param = submit->cb_param;
+	void *scribble = submit->scribble;
+	int good_srcs, good, i;
+
+	good_srcs = 0;
+	good = -1;
+	for (i = 0; i < disks-2; i++) {
+		if (blocks[i] == NULL)
+			continue;
+		if (i == faila || i == failb)
+			continue;
+		good = i;
+		good_srcs++;
+	}
+	BUG_ON(good_srcs > 1);
+
+	p = blocks[disks-2];
+	q = blocks[disks-1];
+	g = blocks[good];
+
+	/* Compute syndrome with zero for the missing data pages
+	 * Use the dead data pages as temporary storage for delta p and
+	 * delta q
+	 */
+	dp = blocks[faila];
+	dq = blocks[failb];
+
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_memcpy(dp, g, 0, 0, bytes, submit);
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_mult(dq, g, raid6_gfexp[good], bytes, submit);
+
+	/* compute P + Pxy */
+	srcs[0] = dp;
+	srcs[1] = p;
+	init_async_submit(submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  NULL, NULL, scribble);
+	tx = async_xor(dp, srcs, 0, 2, bytes, submit);
+
+	/* compute Q + Qxy */
+	srcs[0] = dq;
+	srcs[1] = q;
+	init_async_submit(submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  NULL, NULL, scribble);
+	tx = async_xor(dq, srcs, 0, 2, bytes, submit);
+
+	/* Dx = A*(P+Pxy) + B*(Q+Qxy) */
+	srcs[0] = dp;
+	srcs[1] = dq;
+	coef[0] = raid6_gfexi[failb-faila];
+	coef[1] = raid6_gfinv[raid6_gfexp[faila]^raid6_gfexp[failb]];
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_sum_product(dq, srcs, coef, bytes, submit);
+
+	/* Dy = P+Pxy+Dx */
+	srcs[0] = dp;
+	srcs[1] = dq;
+	init_async_submit(submit, flags | ASYNC_TX_XOR_DROP_DST, tx, cb_fn,
+			  cb_param, scribble);
+	tx = async_xor(dp, srcs, 0, 2, bytes, submit);
+
+	return tx;
+}
+
+static struct dma_async_tx_descriptor *
+__2data_recov_n(int disks, size_t bytes, int faila, int failb,
+	      struct page **blocks, struct async_submit_ctl *submit)
+{
+	struct dma_async_tx_descriptor *tx = NULL;
+	struct page *p, *q, *dp, *dq;
+	struct page *srcs[2];
+	unsigned char coef[2];
+	enum async_tx_flags flags = submit->flags;
+	dma_async_tx_callback cb_fn = submit->cb_fn;
+	void *cb_param = submit->cb_param;
+	void *scribble = submit->scribble;
+
+	p = blocks[disks-2];
+	q = blocks[disks-1];
+
+	/* Compute syndrome with zero for the missing data pages
+	 * Use the dead data pages as temporary storage for
+	 * delta p and delta q
+	 */
+	dp = blocks[faila];
+	blocks[faila] = NULL;
+	blocks[disks-2] = dp;
+	dq = blocks[failb];
+	blocks[failb] = NULL;
+	blocks[disks-1] = dq;
+
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_gen_syndrome(blocks, 0, disks, bytes, submit);
+
+	/* Restore pointer table */
+	blocks[faila]   = dp;
+	blocks[failb]   = dq;
+	blocks[disks-2] = p;
+	blocks[disks-1] = q;
+
+	/* compute P + Pxy */
+	srcs[0] = dp;
+	srcs[1] = p;
+	init_async_submit(submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  NULL, NULL, scribble);
+	tx = async_xor(dp, srcs, 0, 2, bytes, submit);
+
+	/* compute Q + Qxy */
+	srcs[0] = dq;
+	srcs[1] = q;
+	init_async_submit(submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  NULL, NULL, scribble);
+	tx = async_xor(dq, srcs, 0, 2, bytes, submit);
+
+	/* Dx = A*(P+Pxy) + B*(Q+Qxy) */
+	srcs[0] = dp;
+	srcs[1] = dq;
+	coef[0] = raid6_gfexi[failb-faila];
+	coef[1] = raid6_gfinv[raid6_gfexp[faila]^raid6_gfexp[failb]];
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_sum_product(dq, srcs, coef, bytes, submit);
+
+	/* Dy = P+Pxy+Dx */
+	srcs[0] = dp;
+	srcs[1] = dq;
+	init_async_submit(submit, flags | ASYNC_TX_XOR_DROP_DST, tx, cb_fn,
+			  cb_param, scribble);
+	tx = async_xor(dp, srcs, 0, 2, bytes, submit);
+
+	return tx;
+}
+
+/**
+ * async_raid6_2data_recov - asynchronously calculate two missing data blocks
+ * @disks: number of disks in the RAID-6 array
+ * @bytes: block size
+ * @faila: first failed drive index
+ * @failb: second failed drive index
+ * @blocks: array of source pointers where the last two entries are p and q
+ * @submit: submission/completion modifiers
+ */
+struct dma_async_tx_descriptor *
+async_raid6_2data_recov(int disks, size_t bytes, int faila, int failb,
+			struct page **blocks, struct async_submit_ctl *submit)
+{
+	int non_zero_srcs, i;
+
+	BUG_ON(faila == failb);
+	if (failb < faila)
+		swap(faila, failb);
+
+	pr_debug("%s: disks: %d len: %zu\n", __func__, disks, bytes);
+
+	/* we need to preserve the contents of 'blocks' for the async
+	 * case, so punt to synchronous if a scribble buffer is not available
+	 */
+	if (!submit->scribble) {
+		void **ptrs = (void **) blocks;
+
+		async_tx_quiesce(&submit->depend_tx);
+		for (i = 0; i < disks; i++)
+			if (blocks[i] == NULL)
+				ptrs[i] = (void *) raid6_empty_zero_page;
+			else
+				ptrs[i] = page_address(blocks[i]);
+
+		raid6_2data_recov(disks, bytes, faila, failb, ptrs);
+
+		async_tx_sync_epilog(submit);
+
+		return NULL;
+	}
+
+	non_zero_srcs = 0;
+	for (i = 0; i < disks-2 && non_zero_srcs < 4; i++)
+		if (blocks[i])
+			non_zero_srcs++;
+	switch (non_zero_srcs) {
+	case 0:
+	case 1:
+		/* There must be at least 2 sources - the failed devices. */
+		BUG();
+
+	case 2:
+		/* dma devices do not uniformly understand a zero source pq
+		 * operation (in contrast to the synchronous case), so
+		 * explicitly handle the special case of a 4 disk array with
+		 * both data disks missing.
+		 */
+		return __2data_recov_4(disks, bytes, faila, failb, blocks, submit);
+	case 3:
+		/* dma devices do not uniformly understand a single
+		 * source pq operation (in contrast to the synchronous
+		 * case), so explicitly handle the special case of a 5 disk
+		 * array with 2 of 3 data disks missing.
+		 */
+		return __2data_recov_5(disks, bytes, faila, failb, blocks, submit);
+	default:
+		return __2data_recov_n(disks, bytes, faila, failb, blocks, submit);
+	}
+}
+EXPORT_SYMBOL_GPL(async_raid6_2data_recov);
+
+/**
+ * async_raid6_datap_recov - asynchronously calculate a data and the 'p' block
+ * @disks: number of disks in the RAID-6 array
+ * @bytes: block size
+ * @faila: failed drive index
+ * @blocks: array of source pointers where the last two entries are p and q
+ * @submit: submission/completion modifiers
+ */
+struct dma_async_tx_descriptor *
+async_raid6_datap_recov(int disks, size_t bytes, int faila,
+			struct page **blocks, struct async_submit_ctl *submit)
+{
+	struct dma_async_tx_descriptor *tx = NULL;
+	struct page *p, *q, *dq;
+	u8 coef;
+	enum async_tx_flags flags = submit->flags;
+	dma_async_tx_callback cb_fn = submit->cb_fn;
+	void *cb_param = submit->cb_param;
+	void *scribble = submit->scribble;
+	int good_srcs, good, i;
+	struct page *srcs[2];
+
+	pr_debug("%s: disks: %d len: %zu\n", __func__, disks, bytes);
+
+	/* we need to preserve the contents of 'blocks' for the async
+	 * case, so punt to synchronous if a scribble buffer is not available
+	 */
+	if (!scribble) {
+		void **ptrs = (void **) blocks;
+
+		async_tx_quiesce(&submit->depend_tx);
+		for (i = 0; i < disks; i++)
+			if (blocks[i] == NULL)
+				ptrs[i] = (void*)raid6_empty_zero_page;
+			else
+				ptrs[i] = page_address(blocks[i]);
+
+		raid6_datap_recov(disks, bytes, faila, ptrs);
+
+		async_tx_sync_epilog(submit);
+
+		return NULL;
+	}
+
+	good_srcs = 0;
+	good = -1;
+	for (i = 0; i < disks-2; i++) {
+		if (i == faila)
+			continue;
+		if (blocks[i]) {
+			good = i;
+			good_srcs++;
+			if (good_srcs > 1)
+				break;
+		}
+	}
+	BUG_ON(good_srcs == 0);
+
+	p = blocks[disks-2];
+	q = blocks[disks-1];
+
+	/* Compute syndrome with zero for the missing data page
+	 * Use the dead data page as temporary storage for delta q
+	 */
+	dq = blocks[faila];
+	blocks[faila] = NULL;
+	blocks[disks-1] = dq;
+
+	/* in the 4-disk case we only need to perform a single source
+	 * multiplication with the one good data block.
+	 */
+	if (good_srcs == 1) {
+		struct page *g = blocks[good];
+
+		init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL,
+				  scribble);
+		tx = async_memcpy(p, g, 0, 0, bytes, submit);
+
+		init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL,
+				  scribble);
+		tx = async_mult(dq, g, raid6_gfexp[good], bytes, submit);
+	} else {
+		init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL,
+				  scribble);
+		tx = async_gen_syndrome(blocks, 0, disks, bytes, submit);
+	}
+
+	/* Restore pointer table */
+	blocks[faila]   = dq;
+	blocks[disks-1] = q;
+
+	/* calculate g^{-faila} */
+	coef = raid6_gfinv[raid6_gfexp[faila]];
+
+	srcs[0] = dq;
+	srcs[1] = q;
+	init_async_submit(submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  NULL, NULL, scribble);
+	tx = async_xor(dq, srcs, 0, 2, bytes, submit);
+
+	init_async_submit(submit, ASYNC_TX_FENCE, tx, NULL, NULL, scribble);
+	tx = async_mult(dq, dq, coef, bytes, submit);
+
+	srcs[0] = p;
+	srcs[1] = dq;
+	init_async_submit(submit, flags | ASYNC_TX_XOR_DROP_DST, tx, cb_fn,
+			  cb_param, scribble);
+	tx = async_xor(p, srcs, 0, 2, bytes, submit);
+
+	return tx;
+}
+EXPORT_SYMBOL_GPL(async_raid6_datap_recov);
+
+MODULE_AUTHOR("Dan Williams <dan.j.williams@intel.com>");
+MODULE_DESCRIPTION("asynchronous RAID-6 recovery api");
+MODULE_LICENSE("GPL");
diff --git a/crypto/async_tx/async_tx.c b/crypto/async_tx/async_tx.c
index 06eb6cc09fef..f9cdf04fe7c0 100644
--- a/crypto/async_tx/async_tx.c
+++ b/crypto/async_tx/async_tx.c
@@ -42,16 +42,21 @@ static void __exit async_tx_exit(void)
 	async_dmaengine_put();
 }
 
+module_init(async_tx_init);
+module_exit(async_tx_exit);
+
 /**
  * __async_tx_find_channel - find a channel to carry out the operation or let
  *	the transaction execute synchronously
- * @depend_tx: transaction dependency
+ * @submit: transaction dependency and submission modifiers
  * @tx_type: transaction type
  */
 struct dma_chan *
-__async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
-	enum dma_transaction_type tx_type)
+__async_tx_find_channel(struct async_submit_ctl *submit,
+			enum dma_transaction_type tx_type)
 {
+	struct dma_async_tx_descriptor *depend_tx = submit->depend_tx;
+
 	/* see if we can keep the chain on one channel */
 	if (depend_tx &&
 	    dma_has_cap(tx_type, depend_tx->chan->device->cap_mask))
@@ -59,17 +64,6 @@ __async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
 	return async_dma_find_channel(tx_type);
 }
 EXPORT_SYMBOL_GPL(__async_tx_find_channel);
-#else
-static int __init async_tx_init(void)
-{
-	printk(KERN_INFO "async_tx: api initialized (sync-only)\n");
-	return 0;
-}
-
-static void __exit async_tx_exit(void)
-{
-	do { } while (0);
-}
 #endif
 
 
@@ -83,10 +77,14 @@ static void
 async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
 			struct dma_async_tx_descriptor *tx)
 {
-	struct dma_chan *chan;
-	struct dma_device *device;
+	struct dma_chan *chan = depend_tx->chan;
+	struct dma_device *device = chan->device;
 	struct dma_async_tx_descriptor *intr_tx = (void *) ~0;
 
+	#ifdef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH
+	BUG();
+	#endif
+
 	/* first check to see if we can still append to depend_tx */
 	spin_lock_bh(&depend_tx->lock);
 	if (depend_tx->parent && depend_tx->chan == tx->chan) {
@@ -96,11 +94,11 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
 	}
 	spin_unlock_bh(&depend_tx->lock);
 
-	if (!intr_tx)
+	/* attached dependency, flush the parent channel */
+	if (!intr_tx) {
+		device->device_issue_pending(chan);
 		return;
-
-	chan = depend_tx->chan;
-	device = chan->device;
+	}
 
 	/* see if we can schedule an interrupt
 	 * otherwise poll for completion
@@ -134,6 +132,7 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
 			intr_tx->tx_submit(intr_tx);
 			async_tx_ack(intr_tx);
 		}
+		device->device_issue_pending(chan);
 	} else {
 		if (dma_wait_for_async_tx(depend_tx) == DMA_ERROR)
 			panic("%s: DMA_ERROR waiting for depend_tx\n",
@@ -144,13 +143,14 @@ async_tx_channel_switch(struct dma_async_tx_descriptor *depend_tx,
 
 
 /**
- * submit_disposition - while holding depend_tx->lock we must avoid submitting
- * 	new operations to prevent a circular locking dependency with
- * 	drivers that already hold a channel lock when calling
- * 	async_tx_run_dependencies.
+ * submit_disposition - flags for routing an incoming operation
  * @ASYNC_TX_SUBMITTED: we were able to append the new operation under the lock
  * @ASYNC_TX_CHANNEL_SWITCH: when the lock is dropped schedule a channel switch
  * @ASYNC_TX_DIRECT_SUBMIT: when the lock is dropped submit directly
+ *
+ * while holding depend_tx->lock we must avoid submitting new operations
+ * to prevent a circular locking dependency with drivers that already
+ * hold a channel lock when calling async_tx_run_dependencies.
  */
 enum submit_disposition {
 	ASYNC_TX_SUBMITTED,
@@ -160,11 +160,12 @@ enum submit_disposition {
 
 void
 async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
-	enum async_tx_flags flags, struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+		struct async_submit_ctl *submit)
 {
-	tx->callback = cb_fn;
-	tx->callback_param = cb_param;
+	struct dma_async_tx_descriptor *depend_tx = submit->depend_tx;
+
+	tx->callback = submit->cb_fn;
+	tx->callback_param = submit->cb_param;
 
 	if (depend_tx) {
 		enum submit_disposition s;
@@ -220,30 +221,29 @@ async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
 		tx->tx_submit(tx);
 	}
 
-	if (flags & ASYNC_TX_ACK)
+	if (submit->flags & ASYNC_TX_ACK)
 		async_tx_ack(tx);
 
-	if (depend_tx && (flags & ASYNC_TX_DEP_ACK))
+	if (depend_tx)
 		async_tx_ack(depend_tx);
 }
 EXPORT_SYMBOL_GPL(async_tx_submit);
 
 /**
- * async_trigger_callback - schedules the callback function to be run after
- * any dependent operations have been completed.
- * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
- * @depend_tx: 'callback' requires the completion of this transaction
- * @cb_fn: function to call after depend_tx completes
- * @cb_param: parameter to pass to the callback routine
+ * async_trigger_callback - schedules the callback function to be run
+ * @submit: submission and completion parameters
+ *
+ * honored flags: ASYNC_TX_ACK
+ *
+ * The callback is run after any dependent operations have completed.
  */
 struct dma_async_tx_descriptor *
-async_trigger_callback(enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+async_trigger_callback(struct async_submit_ctl *submit)
 {
 	struct dma_chan *chan;
 	struct dma_device *device;
 	struct dma_async_tx_descriptor *tx;
+	struct dma_async_tx_descriptor *depend_tx = submit->depend_tx;
 
 	if (depend_tx) {
 		chan = depend_tx->chan;
@@ -262,14 +262,14 @@ async_trigger_callback(enum async_tx_flags flags,
 	if (tx) {
 		pr_debug("%s: (async)\n", __func__);
 
-		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
+		async_tx_submit(chan, tx, submit);
 	} else {
 		pr_debug("%s: (sync)\n", __func__);
 
 		/* wait for any prerequisite operations */
-		async_tx_quiesce(&depend_tx);
+		async_tx_quiesce(&submit->depend_tx);
 
-		async_tx_sync_epilog(cb_fn, cb_param);
+		async_tx_sync_epilog(submit);
 	}
 
 	return tx;
@@ -295,9 +295,6 @@ void async_tx_quiesce(struct dma_async_tx_descriptor **tx)
 }
 EXPORT_SYMBOL_GPL(async_tx_quiesce);
 
-module_init(async_tx_init);
-module_exit(async_tx_exit);
-
 MODULE_AUTHOR("Intel Corporation");
 MODULE_DESCRIPTION("Asynchronous Bulk Memory Transactions API");
 MODULE_LICENSE("GPL");
diff --git a/crypto/async_tx/async_xor.c b/crypto/async_tx/async_xor.c
index 90dd3f8bd283..079ae8ca590b 100644
--- a/crypto/async_tx/async_xor.c
+++ b/crypto/async_tx/async_xor.c
@@ -33,55 +33,57 @@
 /* do_async_xor - dma map the pages and perform the xor with an engine */
 static __async_inline struct dma_async_tx_descriptor *
 do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list,
-	     unsigned int offset, int src_cnt, size_t len,
-	     enum async_tx_flags flags,
-	     struct dma_async_tx_descriptor *depend_tx,
-	     dma_async_tx_callback cb_fn, void *cb_param)
+	     unsigned int offset, int src_cnt, size_t len, dma_addr_t *dma_src,
+	     struct async_submit_ctl *submit)
 {
 	struct dma_device *dma = chan->device;
-	dma_addr_t *dma_src = (dma_addr_t *) src_list;
 	struct dma_async_tx_descriptor *tx = NULL;
 	int src_off = 0;
 	int i;
-	dma_async_tx_callback _cb_fn;
-	void *_cb_param;
-	enum async_tx_flags async_flags;
+	dma_async_tx_callback cb_fn_orig = submit->cb_fn;
+	void *cb_param_orig = submit->cb_param;
+	enum async_tx_flags flags_orig = submit->flags;
 	enum dma_ctrl_flags dma_flags;
-	int xor_src_cnt;
+	int xor_src_cnt = 0;
 	dma_addr_t dma_dest;
 
 	/* map the dest bidrectional in case it is re-used as a source */
 	dma_dest = dma_map_page(dma->dev, dest, offset, len, DMA_BIDIRECTIONAL);
 	for (i = 0; i < src_cnt; i++) {
 		/* only map the dest once */
+		if (!src_list[i])
+			continue;
 		if (unlikely(src_list[i] == dest)) {
-			dma_src[i] = dma_dest;
+			dma_src[xor_src_cnt++] = dma_dest;
 			continue;
 		}
-		dma_src[i] = dma_map_page(dma->dev, src_list[i], offset,
-					  len, DMA_TO_DEVICE);
+		dma_src[xor_src_cnt++] = dma_map_page(dma->dev, src_list[i], offset,
+						      len, DMA_TO_DEVICE);
 	}
+	src_cnt = xor_src_cnt;
 
 	while (src_cnt) {
-		async_flags = flags;
+		submit->flags = flags_orig;
 		dma_flags = 0;
-		xor_src_cnt = min(src_cnt, dma->max_xor);
+		xor_src_cnt = min(src_cnt, (int)dma->max_xor);
 		/* if we are submitting additional xors, leave the chain open,
 		 * clear the callback parameters, and leave the destination
 		 * buffer mapped
 		 */
 		if (src_cnt > xor_src_cnt) {
-			async_flags &= ~ASYNC_TX_ACK;
+			submit->flags &= ~ASYNC_TX_ACK;
+			submit->flags |= ASYNC_TX_FENCE;
 			dma_flags = DMA_COMPL_SKIP_DEST_UNMAP;
-			_cb_fn = NULL;
-			_cb_param = NULL;
+			submit->cb_fn = NULL;
+			submit->cb_param = NULL;
 		} else {
-			_cb_fn = cb_fn;
-			_cb_param = cb_param;
+			submit->cb_fn = cb_fn_orig;
+			submit->cb_param = cb_param_orig;
 		}
-		if (_cb_fn)
+		if (submit->cb_fn)
 			dma_flags |= DMA_PREP_INTERRUPT;
-
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_flags |= DMA_PREP_FENCE;
 		/* Since we have clobbered the src_list we are committed
 		 * to doing this asynchronously.  Drivers force forward progress
 		 * in case they can not provide a descriptor
@@ -90,7 +92,7 @@ do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list,
 					      xor_src_cnt, len, dma_flags);
 
 		if (unlikely(!tx))
-			async_tx_quiesce(&depend_tx);
+			async_tx_quiesce(&submit->depend_tx);
 
 		/* spin wait for the preceeding transactions to complete */
 		while (unlikely(!tx)) {
@@ -101,11 +103,8 @@ do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list,
 						      dma_flags);
 		}
 
-		async_tx_submit(chan, tx, async_flags, depend_tx, _cb_fn,
-				_cb_param);
-
-		depend_tx = tx;
-		flags |= ASYNC_TX_DEP_ACK;
+		async_tx_submit(chan, tx, submit);
+		submit->depend_tx = tx;
 
 		if (src_cnt > xor_src_cnt) {
 			/* drop completed sources */
@@ -124,23 +123,28 @@ do_async_xor(struct dma_chan *chan, struct page *dest, struct page **src_list,
 
 static void
 do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset,
-	    int src_cnt, size_t len, enum async_tx_flags flags,
-	    dma_async_tx_callback cb_fn, void *cb_param)
+	    int src_cnt, size_t len, struct async_submit_ctl *submit)
 {
 	int i;
-	int xor_src_cnt;
+	int xor_src_cnt = 0;
 	int src_off = 0;
 	void *dest_buf;
-	void **srcs = (void **) src_list;
+	void **srcs;
 
-	/* reuse the 'src_list' array to convert to buffer pointers */
-	for (i = 0; i < src_cnt; i++)
-		srcs[i] = page_address(src_list[i]) + offset;
+	if (submit->scribble)
+		srcs = submit->scribble;
+	else
+		srcs = (void **) src_list;
 
+	/* convert to buffer pointers */
+	for (i = 0; i < src_cnt; i++)
+		if (src_list[i])
+			srcs[xor_src_cnt++] = page_address(src_list[i]) + offset;
+	src_cnt = xor_src_cnt;
 	/* set destination address */
 	dest_buf = page_address(dest) + offset;
 
-	if (flags & ASYNC_TX_XOR_ZERO_DST)
+	if (submit->flags & ASYNC_TX_XOR_ZERO_DST)
 		memset(dest_buf, 0, len);
 
 	while (src_cnt > 0) {
@@ -153,61 +157,70 @@ do_sync_xor(struct page *dest, struct page **src_list, unsigned int offset,
 		src_off += xor_src_cnt;
 	}
 
-	async_tx_sync_epilog(cb_fn, cb_param);
+	async_tx_sync_epilog(submit);
 }
 
 /**
  * async_xor - attempt to xor a set of blocks with a dma engine.
- *	xor_blocks always uses the dest as a source so the ASYNC_TX_XOR_ZERO_DST
- *	flag must be set to not include dest data in the calculation.  The
- *	assumption with dma eninges is that they only use the destination
- *	buffer as a source when it is explicity specified in the source list.
  * @dest: destination page
- * @src_list: array of source pages (if the dest is also a source it must be
- *	at index zero).  The contents of this array may be overwritten.
- * @offset: offset in pages to start transaction
+ * @src_list: array of source pages
+ * @offset: common src/dst offset to start transaction
  * @src_cnt: number of source pages
  * @len: length in bytes
- * @flags: ASYNC_TX_XOR_ZERO_DST, ASYNC_TX_XOR_DROP_DEST,
- *	ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
- * @depend_tx: xor depends on the result of this transaction.
- * @cb_fn: function to call when the xor completes
- * @cb_param: parameter to pass to the callback routine
+ * @submit: submission / completion modifiers
+ *
+ * honored flags: ASYNC_TX_ACK, ASYNC_TX_XOR_ZERO_DST, ASYNC_TX_XOR_DROP_DST
+ *
+ * xor_blocks always uses the dest as a source so the
+ * ASYNC_TX_XOR_ZERO_DST flag must be set to not include dest data in
+ * the calculation.  The assumption with dma eninges is that they only
+ * use the destination buffer as a source when it is explicity specified
+ * in the source list.
+ *
+ * src_list note: if the dest is also a source it must be at index zero.
+ * The contents of this array will be overwritten if a scribble region
+ * is not specified.
  */
 struct dma_async_tx_descriptor *
 async_xor(struct page *dest, struct page **src_list, unsigned int offset,
-	int src_cnt, size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+	  int src_cnt, size_t len, struct async_submit_ctl *submit)
 {
-	struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_XOR,
+	struct dma_chan *chan = async_tx_find_channel(submit, DMA_XOR,
 						      &dest, 1, src_list,
 						      src_cnt, len);
+	dma_addr_t *dma_src = NULL;
+
 	BUG_ON(src_cnt <= 1);
 
-	if (chan) {
+	if (submit->scribble)
+		dma_src = submit->scribble;
+	else if (sizeof(dma_addr_t) <= sizeof(struct page *))
+		dma_src = (dma_addr_t *) src_list;
+
+	if (dma_src && chan && is_dma_xor_aligned(chan->device, offset, 0, len)) {
 		/* run the xor asynchronously */
 		pr_debug("%s (async): len: %zu\n", __func__, len);
 
 		return do_async_xor(chan, dest, src_list, offset, src_cnt, len,
-				    flags, depend_tx, cb_fn, cb_param);
+				    dma_src, submit);
 	} else {
 		/* run the xor synchronously */
 		pr_debug("%s (sync): len: %zu\n", __func__, len);
+		WARN_ONCE(chan, "%s: no space for dma address conversion\n",
+			  __func__);
 
 		/* in the sync case the dest is an implied source
 		 * (assumes the dest is the first source)
 		 */
-		if (flags & ASYNC_TX_XOR_DROP_DST) {
+		if (submit->flags & ASYNC_TX_XOR_DROP_DST) {
 			src_cnt--;
 			src_list++;
 		}
 
 		/* wait for any prerequisite operations */
-		async_tx_quiesce(&depend_tx);
+		async_tx_quiesce(&submit->depend_tx);
 
-		do_sync_xor(dest, src_list, offset, src_cnt, len,
-			    flags, cb_fn, cb_param);
+		do_sync_xor(dest, src_list, offset, src_cnt, len, submit);
 
 		return NULL;
 	}
@@ -221,105 +234,104 @@ static int page_is_zero(struct page *p, unsigned int offset, size_t len)
 		memcmp(a, a + 4, len - 4) == 0);
 }
 
+static inline struct dma_chan *
+xor_val_chan(struct async_submit_ctl *submit, struct page *dest,
+		 struct page **src_list, int src_cnt, size_t len)
+{
+	#ifdef CONFIG_ASYNC_TX_DISABLE_XOR_VAL_DMA
+	return NULL;
+	#endif
+	return async_tx_find_channel(submit, DMA_XOR_VAL, &dest, 1, src_list,
+				     src_cnt, len);
+}
+
 /**
- * async_xor_zero_sum - attempt a xor parity check with a dma engine.
+ * async_xor_val - attempt a xor parity check with a dma engine.
  * @dest: destination page used if the xor is performed synchronously
- * @src_list: array of source pages.  The dest page must be listed as a source
- * 	at index zero.  The contents of this array may be overwritten.
+ * @src_list: array of source pages
  * @offset: offset in pages to start transaction
  * @src_cnt: number of source pages
  * @len: length in bytes
  * @result: 0 if sum == 0 else non-zero
- * @flags: ASYNC_TX_ACK, ASYNC_TX_DEP_ACK
- * @depend_tx: xor depends on the result of this transaction.
- * @cb_fn: function to call when the xor completes
- * @cb_param: parameter to pass to the callback routine
+ * @submit: submission / completion modifiers
+ *
+ * honored flags: ASYNC_TX_ACK
+ *
+ * src_list note: if the dest is also a source it must be at index zero.
+ * The contents of this array will be overwritten if a scribble region
+ * is not specified.
  */
 struct dma_async_tx_descriptor *
-async_xor_zero_sum(struct page *dest, struct page **src_list,
-	unsigned int offset, int src_cnt, size_t len,
-	u32 *result, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_param)
+async_xor_val(struct page *dest, struct page **src_list, unsigned int offset,
+	      int src_cnt, size_t len, enum sum_check_flags *result,
+	      struct async_submit_ctl *submit)
 {
-	struct dma_chan *chan = async_tx_find_channel(depend_tx, DMA_ZERO_SUM,
-						      &dest, 1, src_list,
-						      src_cnt, len);
+	struct dma_chan *chan = xor_val_chan(submit, dest, src_list, src_cnt, len);
 	struct dma_device *device = chan ? chan->device : NULL;
 	struct dma_async_tx_descriptor *tx = NULL;
+	dma_addr_t *dma_src = NULL;
 
 	BUG_ON(src_cnt <= 1);
 
-	if (device && src_cnt <= device->max_xor) {
-		dma_addr_t *dma_src = (dma_addr_t *) src_list;
-		unsigned long dma_prep_flags = cb_fn ? DMA_PREP_INTERRUPT : 0;
+	if (submit->scribble)
+		dma_src = submit->scribble;
+	else if (sizeof(dma_addr_t) <= sizeof(struct page *))
+		dma_src = (dma_addr_t *) src_list;
+
+	if (dma_src && device && src_cnt <= device->max_xor &&
+	    is_dma_xor_aligned(device, offset, 0, len)) {
+		unsigned long dma_prep_flags = 0;
 		int i;
 
 		pr_debug("%s: (async) len: %zu\n", __func__, len);
 
+		if (submit->cb_fn)
+			dma_prep_flags |= DMA_PREP_INTERRUPT;
+		if (submit->flags & ASYNC_TX_FENCE)
+			dma_prep_flags |= DMA_PREP_FENCE;
 		for (i = 0; i < src_cnt; i++)
 			dma_src[i] = dma_map_page(device->dev, src_list[i],
 						  offset, len, DMA_TO_DEVICE);
 
-		tx = device->device_prep_dma_zero_sum(chan, dma_src, src_cnt,
-						      len, result,
-						      dma_prep_flags);
+		tx = device->device_prep_dma_xor_val(chan, dma_src, src_cnt,
+						     len, result,
+						     dma_prep_flags);
 		if (unlikely(!tx)) {
-			async_tx_quiesce(&depend_tx);
+			async_tx_quiesce(&submit->depend_tx);
 
 			while (!tx) {
 				dma_async_issue_pending(chan);
-				tx = device->device_prep_dma_zero_sum(chan,
+				tx = device->device_prep_dma_xor_val(chan,
 					dma_src, src_cnt, len, result,
 					dma_prep_flags);
 			}
 		}
 
-		async_tx_submit(chan, tx, flags, depend_tx, cb_fn, cb_param);
+		async_tx_submit(chan, tx, submit);
 	} else {
-		unsigned long xor_flags = flags;
+		enum async_tx_flags flags_orig = submit->flags;
 
 		pr_debug("%s: (sync) len: %zu\n", __func__, len);
+		WARN_ONCE(device && src_cnt <= device->max_xor,
+			  "%s: no space for dma address conversion\n",
+			  __func__);
 
-		xor_flags |= ASYNC_TX_XOR_DROP_DST;
-		xor_flags &= ~ASYNC_TX_ACK;
+		submit->flags |= ASYNC_TX_XOR_DROP_DST;
+		submit->flags &= ~ASYNC_TX_ACK;
 
-		tx = async_xor(dest, src_list, offset, src_cnt, len, xor_flags,
-			depend_tx, NULL, NULL);
+		tx = async_xor(dest, src_list, offset, src_cnt, len, submit);
 
 		async_tx_quiesce(&tx);
 
-		*result = page_is_zero(dest, offset, len) ? 0 : 1;
+		*result = !page_is_zero(dest, offset, len) << SUM_CHECK_P;
 
-		async_tx_sync_epilog(cb_fn, cb_param);
+		async_tx_sync_epilog(submit);
+		submit->flags = flags_orig;
 	}
 
 	return tx;
 }
-EXPORT_SYMBOL_GPL(async_xor_zero_sum);
-
-static int __init async_xor_init(void)
-{
-	#ifdef CONFIG_ASYNC_TX_DMA
-	/* To conserve stack space the input src_list (array of page pointers)
-	 * is reused to hold the array of dma addresses passed to the driver.
-	 * This conversion is only possible when dma_addr_t is less than the
-	 * the size of a pointer.  HIGHMEM64G is known to violate this
-	 * assumption.
-	 */
-	BUILD_BUG_ON(sizeof(dma_addr_t) > sizeof(struct page *));
-	#endif
-
-	return 0;
-}
-
-static void __exit async_xor_exit(void)
-{
-	do { } while (0);
-}
-
-module_init(async_xor_init);
-module_exit(async_xor_exit);
+EXPORT_SYMBOL_GPL(async_xor_val);
 
 MODULE_AUTHOR("Intel Corporation");
 MODULE_DESCRIPTION("asynchronous xor/xor-zero-sum api");
diff --git a/crypto/async_tx/raid6test.c b/crypto/async_tx/raid6test.c
new file mode 100644
index 000000000000..3ec27c7e62ea
--- /dev/null
+++ b/crypto/async_tx/raid6test.c
@@ -0,0 +1,240 @@
+/*
+ * asynchronous raid6 recovery self test
+ * Copyright (c) 2009, Intel Corporation.
+ *
+ * based on drivers/md/raid6test/test.c:
+ * 	Copyright 2002-2007 H. Peter Anvin
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+#include <linux/async_tx.h>
+#include <linux/random.h>
+
+#undef pr
+#define pr(fmt, args...) pr_info("raid6test: " fmt, ##args)
+
+#define NDISKS 16 /* Including P and Q */
+
+static struct page *dataptrs[NDISKS];
+static addr_conv_t addr_conv[NDISKS];
+static struct page *data[NDISKS+3];
+static struct page *spare;
+static struct page *recovi;
+static struct page *recovj;
+
+static void callback(void *param)
+{
+	struct completion *cmp = param;
+
+	complete(cmp);
+}
+
+static void makedata(int disks)
+{
+	int i, j;
+
+	for (i = 0; i < disks; i++) {
+		for (j = 0; j < PAGE_SIZE/sizeof(u32); j += sizeof(u32)) {
+			u32 *p = page_address(data[i]) + j;
+
+			*p = random32();
+		}
+
+		dataptrs[i] = data[i];
+	}
+}
+
+static char disk_type(int d, int disks)
+{
+	if (d == disks - 2)
+		return 'P';
+	else if (d == disks - 1)
+		return 'Q';
+	else
+		return 'D';
+}
+
+/* Recover two failed blocks. */
+static void raid6_dual_recov(int disks, size_t bytes, int faila, int failb, struct page **ptrs)
+{
+	struct async_submit_ctl submit;
+	struct completion cmp;
+	struct dma_async_tx_descriptor *tx = NULL;
+	enum sum_check_flags result = ~0;
+
+	if (faila > failb)
+		swap(faila, failb);
+
+	if (failb == disks-1) {
+		if (faila == disks-2) {
+			/* P+Q failure.  Just rebuild the syndrome. */
+			init_async_submit(&submit, 0, NULL, NULL, NULL, addr_conv);
+			tx = async_gen_syndrome(ptrs, 0, disks, bytes, &submit);
+		} else {
+			struct page *blocks[disks];
+			struct page *dest;
+			int count = 0;
+			int i;
+
+			/* data+Q failure.  Reconstruct data from P,
+			 * then rebuild syndrome
+			 */
+			for (i = disks; i-- ; ) {
+				if (i == faila || i == failb)
+					continue;
+				blocks[count++] = ptrs[i];
+			}
+			dest = ptrs[faila];
+			init_async_submit(&submit, ASYNC_TX_XOR_ZERO_DST, NULL,
+					  NULL, NULL, addr_conv);
+			tx = async_xor(dest, blocks, 0, count, bytes, &submit);
+
+			init_async_submit(&submit, 0, tx, NULL, NULL, addr_conv);
+			tx = async_gen_syndrome(ptrs, 0, disks, bytes, &submit);
+		}
+	} else {
+		if (failb == disks-2) {
+			/* data+P failure. */
+			init_async_submit(&submit, 0, NULL, NULL, NULL, addr_conv);
+			tx = async_raid6_datap_recov(disks, bytes, faila, ptrs, &submit);
+		} else {
+			/* data+data failure. */
+			init_async_submit(&submit, 0, NULL, NULL, NULL, addr_conv);
+			tx = async_raid6_2data_recov(disks, bytes, faila, failb, ptrs, &submit);
+		}
+	}
+	init_completion(&cmp);
+	init_async_submit(&submit, ASYNC_TX_ACK, tx, callback, &cmp, addr_conv);
+	tx = async_syndrome_val(ptrs, 0, disks, bytes, &result, spare, &submit);
+	async_tx_issue_pending(tx);
+
+	if (wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000)) == 0)
+		pr("%s: timeout! (faila: %d failb: %d disks: %d)\n",
+		   __func__, faila, failb, disks);
+
+	if (result != 0)
+		pr("%s: validation failure! faila: %d failb: %d sum_check_flags: %x\n",
+		   __func__, faila, failb, result);
+}
+
+static int test_disks(int i, int j, int disks)
+{
+	int erra, errb;
+
+	memset(page_address(recovi), 0xf0, PAGE_SIZE);
+	memset(page_address(recovj), 0xba, PAGE_SIZE);
+
+	dataptrs[i] = recovi;
+	dataptrs[j] = recovj;
+
+	raid6_dual_recov(disks, PAGE_SIZE, i, j, dataptrs);
+
+	erra = memcmp(page_address(data[i]), page_address(recovi), PAGE_SIZE);
+	errb = memcmp(page_address(data[j]), page_address(recovj), PAGE_SIZE);
+
+	pr("%s(%d, %d): faila=%3d(%c)  failb=%3d(%c)  %s\n",
+	   __func__, i, j, i, disk_type(i, disks), j, disk_type(j, disks),
+	   (!erra && !errb) ? "OK" : !erra ? "ERRB" : !errb ? "ERRA" : "ERRAB");
+
+	dataptrs[i] = data[i];
+	dataptrs[j] = data[j];
+
+	return erra || errb;
+}
+
+static int test(int disks, int *tests)
+{
+	struct dma_async_tx_descriptor *tx;
+	struct async_submit_ctl submit;
+	struct completion cmp;
+	int err = 0;
+	int i, j;
+
+	recovi = data[disks];
+	recovj = data[disks+1];
+	spare  = data[disks+2];
+
+	makedata(disks);
+
+	/* Nuke syndromes */
+	memset(page_address(data[disks-2]), 0xee, PAGE_SIZE);
+	memset(page_address(data[disks-1]), 0xee, PAGE_SIZE);
+
+	/* Generate assumed good syndrome */
+	init_completion(&cmp);
+	init_async_submit(&submit, ASYNC_TX_ACK, NULL, callback, &cmp, addr_conv);
+	tx = async_gen_syndrome(dataptrs, 0, disks, PAGE_SIZE, &submit);
+	async_tx_issue_pending(tx);
+
+	if (wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000)) == 0) {
+		pr("error: initial gen_syndrome(%d) timed out\n", disks);
+		return 1;
+	}
+
+	pr("testing the %d-disk case...\n", disks);
+	for (i = 0; i < disks-1; i++)
+		for (j = i+1; j < disks; j++) {
+			(*tests)++;
+			err += test_disks(i, j, disks);
+		}
+
+	return err;
+}
+
+
+static int raid6_test(void)
+{
+	int err = 0;
+	int tests = 0;
+	int i;
+
+	for (i = 0; i < NDISKS+3; i++) {
+		data[i] = alloc_page(GFP_KERNEL);
+		if (!data[i]) {
+			while (i--)
+				put_page(data[i]);
+			return -ENOMEM;
+		}
+	}
+
+	/* the 4-disk and 5-disk cases are special for the recovery code */
+	if (NDISKS > 4)
+		err += test(4, &tests);
+	if (NDISKS > 5)
+		err += test(5, &tests);
+	err += test(NDISKS, &tests);
+
+	pr("\n");
+	pr("complete (%d tests, %d failure%s)\n",
+	   tests, err, err == 1 ? "" : "s");
+
+	for (i = 0; i < NDISKS+3; i++)
+		put_page(data[i]);
+
+	return 0;
+}
+
+static void raid6_test_exit(void)
+{
+}
+
+/* when compiled-in wait for drivers to load first (assumes dma drivers
+ * are also compliled-in)
+ */
+late_initcall(raid6_test);
+module_exit(raid6_test_exit);
+MODULE_AUTHOR("Dan Williams <dan.j.williams@intel.com>");
+MODULE_DESCRIPTION("asynchronous RAID-6 recovery self tests");
+MODULE_LICENSE("GPL");
diff --git a/crypto/gcm.c b/crypto/gcm.c
index 5fc3292483ef..c6547130624c 100644
--- a/crypto/gcm.c
+++ b/crypto/gcm.c
@@ -40,7 +40,7 @@ struct crypto_rfc4106_ctx {
 struct crypto_gcm_ghash_ctx {
 	unsigned int cryptlen;
 	struct scatterlist *src;
-	crypto_completion_t complete;
+	void (*complete)(struct aead_request *req, int err);
 };
 
 struct crypto_gcm_req_priv_ctx {
@@ -267,23 +267,26 @@ static int gcm_hash_final(struct aead_request *req,
 	return crypto_ahash_final(ahreq);
 }
 
-static void gcm_hash_final_done(struct crypto_async_request *areq,
-				int err)
+static void __gcm_hash_final_done(struct aead_request *req, int err)
 {
-	struct aead_request *req = areq->data;
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	struct crypto_gcm_ghash_ctx *gctx = &pctx->ghash_ctx;
 
 	if (!err)
 		crypto_xor(pctx->auth_tag, pctx->iauth_tag, 16);
 
-	gctx->complete(areq, err);
+	gctx->complete(req, err);
 }
 
-static void gcm_hash_len_done(struct crypto_async_request *areq,
-			      int err)
+static void gcm_hash_final_done(struct crypto_async_request *areq, int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_final_done(req, err);
+}
+
+static void __gcm_hash_len_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 
 	if (!err) {
@@ -292,13 +295,18 @@ static void gcm_hash_len_done(struct crypto_async_request *areq,
 			return;
 	}
 
-	gcm_hash_final_done(areq, err);
+	__gcm_hash_final_done(req, err);
 }
 
-static void gcm_hash_crypt_remain_done(struct crypto_async_request *areq,
-				       int err)
+static void gcm_hash_len_done(struct crypto_async_request *areq, int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_len_done(req, err);
+}
+
+static void __gcm_hash_crypt_remain_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 
 	if (!err) {
@@ -307,13 +315,19 @@ static void gcm_hash_crypt_remain_done(struct crypto_async_request *areq,
 			return;
 	}
 
-	gcm_hash_len_done(areq, err);
+	__gcm_hash_len_done(req, err);
 }
 
-static void gcm_hash_crypt_done(struct crypto_async_request *areq,
-				int err)
+static void gcm_hash_crypt_remain_done(struct crypto_async_request *areq,
+				       int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_crypt_remain_done(req, err);
+}
+
+static void __gcm_hash_crypt_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	struct crypto_gcm_ghash_ctx *gctx = &pctx->ghash_ctx;
 	unsigned int remain;
@@ -327,13 +341,18 @@ static void gcm_hash_crypt_done(struct crypto_async_request *areq,
 			return;
 	}
 
-	gcm_hash_crypt_remain_done(areq, err);
+	__gcm_hash_crypt_remain_done(req, err);
 }
 
-static void gcm_hash_assoc_remain_done(struct crypto_async_request *areq,
-					   int err)
+static void gcm_hash_crypt_done(struct crypto_async_request *areq, int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_crypt_done(req, err);
+}
+
+static void __gcm_hash_assoc_remain_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	struct crypto_gcm_ghash_ctx *gctx = &pctx->ghash_ctx;
 	crypto_completion_t complete;
@@ -350,15 +369,21 @@ static void gcm_hash_assoc_remain_done(struct crypto_async_request *areq,
 	}
 
 	if (remain)
-		gcm_hash_crypt_done(areq, err);
+		__gcm_hash_crypt_done(req, err);
 	else
-		gcm_hash_crypt_remain_done(areq, err);
+		__gcm_hash_crypt_remain_done(req, err);
 }
 
-static void gcm_hash_assoc_done(struct crypto_async_request *areq,
-				int err)
+static void gcm_hash_assoc_remain_done(struct crypto_async_request *areq,
+				       int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_assoc_remain_done(req, err);
+}
+
+static void __gcm_hash_assoc_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	unsigned int remain;
 
@@ -371,13 +396,18 @@ static void gcm_hash_assoc_done(struct crypto_async_request *areq,
 			return;
 	}
 
-	gcm_hash_assoc_remain_done(areq, err);
+	__gcm_hash_assoc_remain_done(req, err);
 }
 
-static void gcm_hash_init_done(struct crypto_async_request *areq,
-			       int err)
+static void gcm_hash_assoc_done(struct crypto_async_request *areq, int err)
 {
 	struct aead_request *req = areq->data;
+
+	__gcm_hash_assoc_done(req, err);
+}
+
+static void __gcm_hash_init_done(struct aead_request *req, int err)
+{
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	crypto_completion_t complete;
 	unsigned int remain = 0;
@@ -393,9 +423,16 @@ static void gcm_hash_init_done(struct crypto_async_request *areq,
 	}
 
 	if (remain)
-		gcm_hash_assoc_done(areq, err);
+		__gcm_hash_assoc_done(req, err);
 	else
-		gcm_hash_assoc_remain_done(areq, err);
+		__gcm_hash_assoc_remain_done(req, err);
+}
+
+static void gcm_hash_init_done(struct crypto_async_request *areq, int err)
+{
+	struct aead_request *req = areq->data;
+
+	__gcm_hash_init_done(req, err);
 }
 
 static int gcm_hash(struct aead_request *req,
@@ -457,10 +494,8 @@ static void gcm_enc_copy_hash(struct aead_request *req,
 				 crypto_aead_authsize(aead), 1);
 }
 
-static void gcm_enc_hash_done(struct crypto_async_request *areq,
-				     int err)
+static void gcm_enc_hash_done(struct aead_request *req, int err)
 {
-	struct aead_request *req = areq->data;
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 
 	if (!err)
@@ -469,8 +504,7 @@ static void gcm_enc_hash_done(struct crypto_async_request *areq,
 	aead_request_complete(req, err);
 }
 
-static void gcm_encrypt_done(struct crypto_async_request *areq,
-				     int err)
+static void gcm_encrypt_done(struct crypto_async_request *areq, int err)
 {
 	struct aead_request *req = areq->data;
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
@@ -479,9 +513,13 @@ static void gcm_encrypt_done(struct crypto_async_request *areq,
 		err = gcm_hash(req, pctx);
 		if (err == -EINPROGRESS || err == -EBUSY)
 			return;
+		else if (!err) {
+			crypto_xor(pctx->auth_tag, pctx->iauth_tag, 16);
+			gcm_enc_copy_hash(req, pctx);
+		}
 	}
 
-	gcm_enc_hash_done(areq, err);
+	aead_request_complete(req, err);
 }
 
 static int crypto_gcm_encrypt(struct aead_request *req)
@@ -538,9 +576,8 @@ static void gcm_decrypt_done(struct crypto_async_request *areq, int err)
 	aead_request_complete(req, err);
 }
 
-static void gcm_dec_hash_done(struct crypto_async_request *areq, int err)
+static void gcm_dec_hash_done(struct aead_request *req, int err)
 {
-	struct aead_request *req = areq->data;
 	struct crypto_gcm_req_priv_ctx *pctx = crypto_gcm_reqctx(req);
 	struct ablkcipher_request *abreq = &pctx->u.abreq;
 	struct crypto_gcm_ghash_ctx *gctx = &pctx->ghash_ctx;
@@ -552,9 +589,11 @@ static void gcm_dec_hash_done(struct crypto_async_request *areq, int err)
 		err = crypto_ablkcipher_decrypt(abreq);
 		if (err == -EINPROGRESS || err == -EBUSY)
 			return;
+		else if (!err)
+			err = crypto_gcm_verify(req, pctx);
 	}
 
-	gcm_decrypt_done(areq, err);
+	aead_request_complete(req, err);
 }
 
 static int crypto_gcm_decrypt(struct aead_request *req)
diff --git a/drivers/Makefile b/drivers/Makefile
index bc4205d2fc3c..6ee53c7a57a1 100644
--- a/drivers/Makefile
+++ b/drivers/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_PARISC)		+= parisc/
 obj-$(CONFIG_RAPIDIO)		+= rapidio/
 obj-y				+= video/
 obj-$(CONFIG_ACPI)		+= acpi/
+obj-$(CONFIG_SFI)		+= sfi/
 # PnP must come after ACPI since it will eventually need to check if acpi
 # was used and do nothing if so
 obj-$(CONFIG_PNP)		+= pnp/
@@ -42,6 +43,8 @@ obj-y				+= macintosh/
 obj-$(CONFIG_IDE)		+= ide/
 obj-$(CONFIG_SCSI)		+= scsi/
 obj-$(CONFIG_ATA)		+= ata/
+obj-$(CONFIG_MTD)		+= mtd/
+obj-$(CONFIG_SPI)		+= spi/
 obj-y				+= net/
 obj-$(CONFIG_ATM)		+= atm/
 obj-$(CONFIG_FUSION)		+= message/
@@ -50,8 +53,6 @@ obj-y				+= ieee1394/
 obj-$(CONFIG_UIO)		+= uio/
 obj-y				+= cdrom/
 obj-y				+= auxdisplay/
-obj-$(CONFIG_MTD)		+= mtd/
-obj-$(CONFIG_SPI)		+= spi/
 obj-$(CONFIG_PCCARD)		+= pcmcia/
 obj-$(CONFIG_DIO)		+= dio/
 obj-$(CONFIG_SBUS)		+= sbus/
diff --git a/drivers/acpi/Kconfig b/drivers/acpi/Kconfig
index 7ec7d88c5999..93d2c7971df6 100644
--- a/drivers/acpi/Kconfig
+++ b/drivers/acpi/Kconfig
@@ -60,7 +60,11 @@ config ACPI_PROCFS
 	  /proc/acpi/fadt (/sys/firmware/acpi/tables/FACP)
 	  /proc/acpi/debug_layer (/sys/module/acpi/parameters/debug_layer)
 	  /proc/acpi/debug_level (/sys/module/acpi/parameters/debug_level)
-
+	  /proc/acpi/processor/*/power (/sys/devices/system/cpu/*/cpuidle/*)
+	  /proc/acpi/processor/*/performance (/sys/devices/system/cpu/*/
+		cpufreq/*)
+	  /proc/acpi/processor/*/throttling (/sys/class/thermal/
+		cooling_device*/*)
 	  This option has no effect on /proc/acpi/ files
 	  and functions which do not yet exist in /sys.
 
@@ -82,6 +86,17 @@ config ACPI_PROCFS_POWER
 
 	  Say N to delete power /proc/acpi/ directories that have moved to /sys/
 
+config ACPI_POWER_METER
+	tristate "ACPI 4.0 power meter"
+	depends on HWMON
+	help
+	  This driver exposes ACPI 4.0 power meters as hardware monitoring
+	  devices.  Say Y (or M) if you have a computer with ACPI 4.0 firmware
+	  and a power meter.
+
+	  To compile this driver as a module, choose M here:
+	  the module will be called power-meter.
+
 config ACPI_SYSFS_POWER
 	bool "Future power /sys interface"
 	select POWER_SUPPLY
@@ -196,6 +211,18 @@ config ACPI_HOTPLUG_CPU
 	select ACPI_CONTAINER
 	default y
 
+config ACPI_PROCESSOR_AGGREGATOR
+	tristate "Processor Aggregator"
+	depends on ACPI_PROCESSOR
+	depends on EXPERIMENTAL
+	depends on X86
+	help
+	  ACPI 4.0 defines processor Aggregator, which enables OS to perform
+	  specific processor configuration and control that applies to all
+	  processors in the platform. Currently only logical processor idling
+	  is defined, which is to reduce power consumption. This driver
+	  supports the new device.
+
 config ACPI_THERMAL
 	tristate "Thermal Zone"
 	depends on ACPI_PROCESSOR
diff --git a/drivers/acpi/Makefile b/drivers/acpi/Makefile
index 03a985be3fe3..7702118509a0 100644
--- a/drivers/acpi/Makefile
+++ b/drivers/acpi/Makefile
@@ -56,8 +56,11 @@ obj-$(CONFIG_ACPI_HOTPLUG_MEMORY) += acpi_memhotplug.o
 obj-$(CONFIG_ACPI_BATTERY)	+= battery.o
 obj-$(CONFIG_ACPI_SBS)		+= sbshc.o
 obj-$(CONFIG_ACPI_SBS)		+= sbs.o
+obj-$(CONFIG_ACPI_POWER_METER)	+= power_meter.o
 
 # processor has its own "processor." module_param namespace
 processor-y			:= processor_core.o processor_throttling.o
 processor-y			+= processor_idle.o processor_thermal.o
 processor-$(CONFIG_CPU_FREQ)	+= processor_perflib.o
+
+obj-$(CONFIG_ACPI_PROCESSOR_AGGREGATOR) += acpi_pad.o
diff --git a/drivers/acpi/ac.c b/drivers/acpi/ac.c
index 0df8fcb687d6..b6ed60b57b0d 100644
--- a/drivers/acpi/ac.c
+++ b/drivers/acpi/ac.c
@@ -37,6 +37,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_AC_CLASS			"ac_adapter"
 #define ACPI_AC_DEVICE_NAME		"AC Adapter"
 #define ACPI_AC_FILE_STATE		"state"
@@ -243,6 +245,7 @@ static void acpi_ac_notify(struct acpi_device *device, u32 event)
 		acpi_bus_generate_netlink_event(device->pnp.device_class,
 						  dev_name(&device->dev), event,
 						  (u32) ac->state);
+		acpi_notifier_call_chain(device, event, (u32) ac->state);
 #ifdef CONFIG_ACPI_SYSFS_POWER
 		kobject_uevent(&ac->charger.dev->kobj, KOBJ_CHANGE);
 #endif
diff --git a/drivers/acpi/acpi_memhotplug.c b/drivers/acpi/acpi_memhotplug.c
index 9a62224cc278..28ccdbc05ac8 100644
--- a/drivers/acpi/acpi_memhotplug.c
+++ b/drivers/acpi/acpi_memhotplug.c
@@ -53,7 +53,6 @@ MODULE_LICENSE("GPL");
 
 static int acpi_memory_device_add(struct acpi_device *device);
 static int acpi_memory_device_remove(struct acpi_device *device, int type);
-static int acpi_memory_device_start(struct acpi_device *device);
 
 static const struct acpi_device_id memory_device_ids[] = {
 	{ACPI_MEMORY_DEVICE_HID, 0},
@@ -68,7 +67,6 @@ static struct acpi_driver acpi_memory_device_driver = {
 	.ops = {
 		.add = acpi_memory_device_add,
 		.remove = acpi_memory_device_remove,
-		.start = acpi_memory_device_start,
 		},
 };
 
@@ -431,28 +429,6 @@ static int acpi_memory_device_add(struct acpi_device *device)
 
 	printk(KERN_DEBUG "%s \n", acpi_device_name(device));
 
-	return result;
-}
-
-static int acpi_memory_device_remove(struct acpi_device *device, int type)
-{
-	struct acpi_memory_device *mem_device = NULL;
-
-
-	if (!device || !acpi_driver_data(device))
-		return -EINVAL;
-
-	mem_device = acpi_driver_data(device);
-	kfree(mem_device);
-
-	return 0;
-}
-
-static int acpi_memory_device_start (struct acpi_device *device)
-{
-	struct acpi_memory_device *mem_device;
-	int result = 0;
-
 	/*
 	 * Early boot code has recognized memory area by EFI/E820.
 	 * If DSDT shows these memory devices on boot, hotplug is not necessary
@@ -462,8 +438,6 @@ static int acpi_memory_device_start (struct acpi_device *device)
 	if (!acpi_hotmem_initialized)
 		return 0;
 
-	mem_device = acpi_driver_data(device);
-
 	if (!acpi_memory_check_device(mem_device)) {
 		/* call add_memory func */
 		result = acpi_memory_enable_device(mem_device);
@@ -474,6 +448,20 @@ static int acpi_memory_device_start (struct acpi_device *device)
 	return result;
 }
 
+static int acpi_memory_device_remove(struct acpi_device *device, int type)
+{
+	struct acpi_memory_device *mem_device = NULL;
+
+
+	if (!device || !acpi_driver_data(device))
+		return -EINVAL;
+
+	mem_device = acpi_driver_data(device);
+	kfree(mem_device);
+
+	return 0;
+}
+
 /*
  * Helper function to check for memory device
  */
@@ -481,26 +469,23 @@ static acpi_status is_memory_device(acpi_handle handle)
 {
 	char *hardware_id;
 	acpi_status status;
-	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	struct acpi_device_info *info;
 
-
-	status = acpi_get_object_info(handle, &buffer);
+	status = acpi_get_object_info(handle, &info);
 	if (ACPI_FAILURE(status))
 		return status;
 
-	info = buffer.pointer;
 	if (!(info->valid & ACPI_VALID_HID)) {
-		kfree(buffer.pointer);
+		kfree(info);
 		return AE_ERROR;
 	}
 
-	hardware_id = info->hardware_id.value;
+	hardware_id = info->hardware_id.string;
 	if ((hardware_id == NULL) ||
 	    (strcmp(hardware_id, ACPI_MEMORY_DEVICE_HID)))
 		status = AE_ERROR;
 
-	kfree(buffer.pointer);
+	kfree(info);
 	return status;
 }
 
diff --git a/drivers/acpi/acpi_pad.c b/drivers/acpi/acpi_pad.c
new file mode 100644
index 000000000000..0d2cdb86158b
--- /dev/null
+++ b/drivers/acpi/acpi_pad.c
@@ -0,0 +1,514 @@
+/*
+ * acpi_pad.c ACPI Processor Aggregator Driver
+ *
+ * Copyright (c) 2009, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/cpumask.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/types.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
+#include <linux/cpu.h>
+#include <linux/clockchips.h>
+#include <acpi/acpi_bus.h>
+#include <acpi/acpi_drivers.h>
+
+#define ACPI_PROCESSOR_AGGREGATOR_CLASS	"processor_aggregator"
+#define ACPI_PROCESSOR_AGGREGATOR_DEVICE_NAME "Processor Aggregator"
+#define ACPI_PROCESSOR_AGGREGATOR_NOTIFY 0x80
+static DEFINE_MUTEX(isolated_cpus_lock);
+
+#define MWAIT_SUBSTATE_MASK	(0xf)
+#define MWAIT_CSTATE_MASK	(0xf)
+#define MWAIT_SUBSTATE_SIZE	(4)
+#define CPUID_MWAIT_LEAF (5)
+#define CPUID5_ECX_EXTENSIONS_SUPPORTED (0x1)
+#define CPUID5_ECX_INTERRUPT_BREAK	(0x2)
+static unsigned long power_saving_mwait_eax;
+static void power_saving_mwait_init(void)
+{
+	unsigned int eax, ebx, ecx, edx;
+	unsigned int highest_cstate = 0;
+	unsigned int highest_subcstate = 0;
+	int i;
+
+	if (!boot_cpu_has(X86_FEATURE_MWAIT))
+		return;
+	if (boot_cpu_data.cpuid_level < CPUID_MWAIT_LEAF)
+		return;
+
+	cpuid(CPUID_MWAIT_LEAF, &eax, &ebx, &ecx, &edx);
+
+	if (!(ecx & CPUID5_ECX_EXTENSIONS_SUPPORTED) ||
+	    !(ecx & CPUID5_ECX_INTERRUPT_BREAK))
+		return;
+
+	edx >>= MWAIT_SUBSTATE_SIZE;
+	for (i = 0; i < 7 && edx; i++, edx >>= MWAIT_SUBSTATE_SIZE) {
+		if (edx & MWAIT_SUBSTATE_MASK) {
+			highest_cstate = i;
+			highest_subcstate = edx & MWAIT_SUBSTATE_MASK;
+		}
+	}
+	power_saving_mwait_eax = (highest_cstate << MWAIT_SUBSTATE_SIZE) |
+		(highest_subcstate - 1);
+
+	for_each_online_cpu(i)
+		clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ON, &i);
+
+#if defined(CONFIG_GENERIC_TIME) && defined(CONFIG_X86)
+	switch (boot_cpu_data.x86_vendor) {
+	case X86_VENDOR_AMD:
+	case X86_VENDOR_INTEL:
+		/*
+		 * AMD Fam10h TSC will tick in all
+		 * C/P/S0/S1 states when this bit is set.
+		 */
+		if (boot_cpu_has(X86_FEATURE_NONSTOP_TSC))
+			return;
+
+		/*FALL THROUGH*/
+	default:
+		/* TSC could halt in idle, so notify users */
+		mark_tsc_unstable("TSC halts in idle");
+	}
+#endif
+}
+
+static unsigned long cpu_weight[NR_CPUS];
+static int tsk_in_cpu[NR_CPUS] = {[0 ... NR_CPUS-1] = -1};
+static DECLARE_BITMAP(pad_busy_cpus_bits, NR_CPUS);
+static void round_robin_cpu(unsigned int tsk_index)
+{
+	struct cpumask *pad_busy_cpus = to_cpumask(pad_busy_cpus_bits);
+	cpumask_var_t tmp;
+	int cpu;
+	unsigned long min_weight = -1, preferred_cpu;
+
+	if (!alloc_cpumask_var(&tmp, GFP_KERNEL))
+		return;
+
+	mutex_lock(&isolated_cpus_lock);
+	cpumask_clear(tmp);
+	for_each_cpu(cpu, pad_busy_cpus)
+		cpumask_or(tmp, tmp, topology_thread_cpumask(cpu));
+	cpumask_andnot(tmp, cpu_online_mask, tmp);
+	/* avoid HT sibilings if possible */
+	if (cpumask_empty(tmp))
+		cpumask_andnot(tmp, cpu_online_mask, pad_busy_cpus);
+	if (cpumask_empty(tmp)) {
+		mutex_unlock(&isolated_cpus_lock);
+		return;
+	}
+	for_each_cpu(cpu, tmp) {
+		if (cpu_weight[cpu] < min_weight) {
+			min_weight = cpu_weight[cpu];
+			preferred_cpu = cpu;
+		}
+	}
+
+	if (tsk_in_cpu[tsk_index] != -1)
+		cpumask_clear_cpu(tsk_in_cpu[tsk_index], pad_busy_cpus);
+	tsk_in_cpu[tsk_index] = preferred_cpu;
+	cpumask_set_cpu(preferred_cpu, pad_busy_cpus);
+	cpu_weight[preferred_cpu]++;
+	mutex_unlock(&isolated_cpus_lock);
+
+	set_cpus_allowed_ptr(current, cpumask_of(preferred_cpu));
+}
+
+static void exit_round_robin(unsigned int tsk_index)
+{
+	struct cpumask *pad_busy_cpus = to_cpumask(pad_busy_cpus_bits);
+	cpumask_clear_cpu(tsk_in_cpu[tsk_index], pad_busy_cpus);
+	tsk_in_cpu[tsk_index] = -1;
+}
+
+static unsigned int idle_pct = 5; /* percentage */
+static unsigned int round_robin_time = 10; /* second */
+static int power_saving_thread(void *data)
+{
+	struct sched_param param = {.sched_priority = 1};
+	int do_sleep;
+	unsigned int tsk_index = (unsigned long)data;
+	u64 last_jiffies = 0;
+
+	sched_setscheduler(current, SCHED_RR, &param);
+
+	while (!kthread_should_stop()) {
+		int cpu;
+		u64 expire_time;
+
+		try_to_freeze();
+
+		/* round robin to cpus */
+		if (last_jiffies + round_robin_time * HZ < jiffies) {
+			last_jiffies = jiffies;
+			round_robin_cpu(tsk_index);
+		}
+
+		do_sleep = 0;
+
+		current_thread_info()->status &= ~TS_POLLING;
+		/*
+		 * TS_POLLING-cleared state must be visible before we test
+		 * NEED_RESCHED:
+		 */
+		smp_mb();
+
+		expire_time = jiffies + HZ * (100 - idle_pct) / 100;
+
+		while (!need_resched()) {
+			local_irq_disable();
+			cpu = smp_processor_id();
+			clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_ENTER,
+				&cpu);
+			stop_critical_timings();
+
+			__monitor((void *)&current_thread_info()->flags, 0, 0);
+			smp_mb();
+			if (!need_resched())
+				__mwait(power_saving_mwait_eax, 1);
+
+			start_critical_timings();
+			clockevents_notify(CLOCK_EVT_NOTIFY_BROADCAST_EXIT,
+				&cpu);
+			local_irq_enable();
+
+			if (jiffies > expire_time) {
+				do_sleep = 1;
+				break;
+			}
+		}
+
+		current_thread_info()->status |= TS_POLLING;
+
+		/*
+		 * current sched_rt has threshold for rt task running time.
+		 * When a rt task uses 95% CPU time, the rt thread will be
+		 * scheduled out for 5% CPU time to not starve other tasks. But
+		 * the mechanism only works when all CPUs have RT task running,
+		 * as if one CPU hasn't RT task, RT task from other CPUs will
+		 * borrow CPU time from this CPU and cause RT task use > 95%
+		 * CPU time. To make 'avoid staration' work, takes a nap here.
+		 */
+		if (do_sleep)
+			schedule_timeout_killable(HZ * idle_pct / 100);
+	}
+
+	exit_round_robin(tsk_index);
+	return 0;
+}
+
+static struct task_struct *ps_tsks[NR_CPUS];
+static unsigned int ps_tsk_num;
+static int create_power_saving_task(void)
+{
+	ps_tsks[ps_tsk_num] = kthread_run(power_saving_thread,
+		(void *)(unsigned long)ps_tsk_num,
+		"power_saving/%d", ps_tsk_num);
+	if (ps_tsks[ps_tsk_num]) {
+		ps_tsk_num++;
+		return 0;
+	}
+	return -EINVAL;
+}
+
+static void destroy_power_saving_task(void)
+{
+	if (ps_tsk_num > 0) {
+		ps_tsk_num--;
+		kthread_stop(ps_tsks[ps_tsk_num]);
+	}
+}
+
+static void set_power_saving_task_num(unsigned int num)
+{
+	if (num > ps_tsk_num) {
+		while (ps_tsk_num < num) {
+			if (create_power_saving_task())
+				return;
+		}
+	} else if (num < ps_tsk_num) {
+		while (ps_tsk_num > num)
+			destroy_power_saving_task();
+	}
+}
+
+static int acpi_pad_idle_cpus(unsigned int num_cpus)
+{
+	get_online_cpus();
+
+	num_cpus = min_t(unsigned int, num_cpus, num_online_cpus());
+	set_power_saving_task_num(num_cpus);
+
+	put_online_cpus();
+	return 0;
+}
+
+static uint32_t acpi_pad_idle_cpus_num(void)
+{
+	return ps_tsk_num;
+}
+
+static ssize_t acpi_pad_rrtime_store(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
+{
+	unsigned long num;
+	if (strict_strtoul(buf, 0, &num))
+		return -EINVAL;
+	if (num < 1 || num >= 100)
+		return -EINVAL;
+	mutex_lock(&isolated_cpus_lock);
+	round_robin_time = num;
+	mutex_unlock(&isolated_cpus_lock);
+	return count;
+}
+
+static ssize_t acpi_pad_rrtime_show(struct device *dev,
+	struct device_attribute *attr, char *buf)
+{
+	return scnprintf(buf, PAGE_SIZE, "%d", round_robin_time);
+}
+static DEVICE_ATTR(rrtime, S_IRUGO|S_IWUSR,
+	acpi_pad_rrtime_show,
+	acpi_pad_rrtime_store);
+
+static ssize_t acpi_pad_idlepct_store(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
+{
+	unsigned long num;
+	if (strict_strtoul(buf, 0, &num))
+		return -EINVAL;
+	if (num < 1 || num >= 100)
+		return -EINVAL;
+	mutex_lock(&isolated_cpus_lock);
+	idle_pct = num;
+	mutex_unlock(&isolated_cpus_lock);
+	return count;
+}
+
+static ssize_t acpi_pad_idlepct_show(struct device *dev,
+	struct device_attribute *attr, char *buf)
+{
+	return scnprintf(buf, PAGE_SIZE, "%d", idle_pct);
+}
+static DEVICE_ATTR(idlepct, S_IRUGO|S_IWUSR,
+	acpi_pad_idlepct_show,
+	acpi_pad_idlepct_store);
+
+static ssize_t acpi_pad_idlecpus_store(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
+{
+	unsigned long num;
+	if (strict_strtoul(buf, 0, &num))
+		return -EINVAL;
+	mutex_lock(&isolated_cpus_lock);
+	acpi_pad_idle_cpus(num);
+	mutex_unlock(&isolated_cpus_lock);
+	return count;
+}
+
+static ssize_t acpi_pad_idlecpus_show(struct device *dev,
+	struct device_attribute *attr, char *buf)
+{
+	return cpumask_scnprintf(buf, PAGE_SIZE,
+		to_cpumask(pad_busy_cpus_bits));
+}
+static DEVICE_ATTR(idlecpus, S_IRUGO|S_IWUSR,
+	acpi_pad_idlecpus_show,
+	acpi_pad_idlecpus_store);
+
+static int acpi_pad_add_sysfs(struct acpi_device *device)
+{
+	int result;
+
+	result = device_create_file(&device->dev, &dev_attr_idlecpus);
+	if (result)
+		return -ENODEV;
+	result = device_create_file(&device->dev, &dev_attr_idlepct);
+	if (result) {
+		device_remove_file(&device->dev, &dev_attr_idlecpus);
+		return -ENODEV;
+	}
+	result = device_create_file(&device->dev, &dev_attr_rrtime);
+	if (result) {
+		device_remove_file(&device->dev, &dev_attr_idlecpus);
+		device_remove_file(&device->dev, &dev_attr_idlepct);
+		return -ENODEV;
+	}
+	return 0;
+}
+
+static void acpi_pad_remove_sysfs(struct acpi_device *device)
+{
+	device_remove_file(&device->dev, &dev_attr_idlecpus);
+	device_remove_file(&device->dev, &dev_attr_idlepct);
+	device_remove_file(&device->dev, &dev_attr_rrtime);
+}
+
+/* Query firmware how many CPUs should be idle */
+static int acpi_pad_pur(acpi_handle handle, int *num_cpus)
+{
+	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
+	acpi_status status;
+	union acpi_object *package;
+	int rev, num, ret = -EINVAL;
+
+	status = acpi_evaluate_object(handle, "_PUR", NULL, &buffer);
+	if (ACPI_FAILURE(status))
+		return -EINVAL;
+	package = buffer.pointer;
+	if (package->type != ACPI_TYPE_PACKAGE || package->package.count != 2)
+		goto out;
+	rev = package->package.elements[0].integer.value;
+	num = package->package.elements[1].integer.value;
+	if (rev != 1)
+		goto out;
+	*num_cpus = num;
+	ret = 0;
+out:
+	kfree(buffer.pointer);
+	return ret;
+}
+
+/* Notify firmware how many CPUs are idle */
+static void acpi_pad_ost(acpi_handle handle, int stat,
+	uint32_t idle_cpus)
+{
+	union acpi_object params[3] = {
+		{.type = ACPI_TYPE_INTEGER,},
+		{.type = ACPI_TYPE_INTEGER,},
+		{.type = ACPI_TYPE_BUFFER,},
+	};
+	struct acpi_object_list arg_list = {3, params};
+
+	params[0].integer.value = ACPI_PROCESSOR_AGGREGATOR_NOTIFY;
+	params[1].integer.value =  stat;
+	params[2].buffer.length = 4;
+	params[2].buffer.pointer = (void *)&idle_cpus;
+	acpi_evaluate_object(handle, "_OST", &arg_list, NULL);
+}
+
+static void acpi_pad_handle_notify(acpi_handle handle)
+{
+	int num_cpus, ret;
+	uint32_t idle_cpus;
+
+	mutex_lock(&isolated_cpus_lock);
+	if (acpi_pad_pur(handle, &num_cpus)) {
+		mutex_unlock(&isolated_cpus_lock);
+		return;
+	}
+	ret = acpi_pad_idle_cpus(num_cpus);
+	idle_cpus = acpi_pad_idle_cpus_num();
+	if (!ret)
+		acpi_pad_ost(handle, 0, idle_cpus);
+	else
+		acpi_pad_ost(handle, 1, 0);
+	mutex_unlock(&isolated_cpus_lock);
+}
+
+static void acpi_pad_notify(acpi_handle handle, u32 event,
+	void *data)
+{
+	struct acpi_device *device = data;
+
+	switch (event) {
+	case ACPI_PROCESSOR_AGGREGATOR_NOTIFY:
+		acpi_pad_handle_notify(handle);
+		acpi_bus_generate_proc_event(device, event, 0);
+		acpi_bus_generate_netlink_event(device->pnp.device_class,
+			dev_name(&device->dev), event, 0);
+		break;
+	default:
+		printk(KERN_WARNING"Unsupported event [0x%x]\n", event);
+		break;
+	}
+}
+
+static int acpi_pad_add(struct acpi_device *device)
+{
+	acpi_status status;
+
+	strcpy(acpi_device_name(device), ACPI_PROCESSOR_AGGREGATOR_DEVICE_NAME);
+	strcpy(acpi_device_class(device), ACPI_PROCESSOR_AGGREGATOR_CLASS);
+
+	if (acpi_pad_add_sysfs(device))
+		return -ENODEV;
+
+	status = acpi_install_notify_handler(device->handle,
+		ACPI_DEVICE_NOTIFY, acpi_pad_notify, device);
+	if (ACPI_FAILURE(status)) {
+		acpi_pad_remove_sysfs(device);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int acpi_pad_remove(struct acpi_device *device,
+	int type)
+{
+	mutex_lock(&isolated_cpus_lock);
+	acpi_pad_idle_cpus(0);
+	mutex_unlock(&isolated_cpus_lock);
+
+	acpi_remove_notify_handler(device->handle,
+		ACPI_DEVICE_NOTIFY, acpi_pad_notify);
+	acpi_pad_remove_sysfs(device);
+	return 0;
+}
+
+static const struct acpi_device_id pad_device_ids[] = {
+	{"ACPI000C", 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, pad_device_ids);
+
+static struct acpi_driver acpi_pad_driver = {
+	.name = "processor_aggregator",
+	.class = ACPI_PROCESSOR_AGGREGATOR_CLASS,
+	.ids = pad_device_ids,
+	.ops = {
+		.add = acpi_pad_add,
+		.remove = acpi_pad_remove,
+	},
+};
+
+static int __init acpi_pad_init(void)
+{
+	power_saving_mwait_init();
+	if (power_saving_mwait_eax == 0)
+		return -EINVAL;
+
+	return acpi_bus_register_driver(&acpi_pad_driver);
+}
+
+static void __exit acpi_pad_exit(void)
+{
+	acpi_bus_unregister_driver(&acpi_pad_driver);
+}
+
+module_init(acpi_pad_init);
+module_exit(acpi_pad_exit);
+MODULE_AUTHOR("Shaohua Li<shaohua.li@intel.com>");
+MODULE_DESCRIPTION("ACPI Processor Aggregator Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/acpi/acpica/Makefile b/drivers/acpi/acpica/Makefile
index 72ac28da14e3..e7973bc16846 100644
--- a/drivers/acpi/acpica/Makefile
+++ b/drivers/acpi/acpica/Makefile
@@ -28,7 +28,7 @@ acpi-$(ACPI_FUTURE_USAGE) += hwtimer.o
 acpi-y += nsaccess.o  nsload.o    nssearch.o  nsxfeval.o \
 	 nsalloc.o   nseval.o    nsnames.o   nsutils.o   nsxfname.o \
 	 nsdump.o    nsinit.o    nsobject.o  nswalk.o    nsxfobj.o  \
-	 nsparse.o   nspredef.o
+	 nsparse.o   nspredef.o  nsrepair.o
 
 acpi-$(ACPI_FUTURE_USAGE) += nsdumpdv.o
 
@@ -44,4 +44,4 @@ acpi-y += tbxface.o tbinstal.o tbutils.o tbfind.o tbfadt.o tbxfroot.o
 
 acpi-y += utalloc.o utdebug.o uteval.o utinit.o utmisc.o utxface.o \
 		utcopy.o utdelete.o utglobal.o utmath.o utobject.o \
-		utstate.o utmutex.o utobject.o utresrc.o utlock.o
+		utstate.o utmutex.o utobject.o utresrc.o utlock.o utids.o
diff --git a/drivers/acpi/acpica/acconfig.h b/drivers/acpi/acpica/acconfig.h
index e6777fb883d2..a4471e3d3853 100644
--- a/drivers/acpi/acpica/acconfig.h
+++ b/drivers/acpi/acpica/acconfig.h
@@ -103,9 +103,9 @@
 
 #define ACPI_MAX_REFERENCE_COUNT        0x1000
 
-/* Size of cached memory mapping for system memory operation region */
+/* Default page size for use in mapping memory for operation regions */
 
-#define ACPI_SYSMEM_REGION_WINDOW_SIZE  4096
+#define ACPI_DEFAULT_PAGE_SIZE          4096	/* Must be power of 2 */
 
 /* owner_id tracking. 8 entries allows for 255 owner_ids */
 
@@ -183,7 +183,7 @@
 
 /* Operation regions */
 
-#define ACPI_NUM_PREDEFINED_REGIONS     8
+#define ACPI_NUM_PREDEFINED_REGIONS     9
 #define ACPI_USER_REGION_BEGIN          0x80
 
 /* Maximum space_ids for Operation Regions */
@@ -199,9 +199,15 @@
 #define ACPI_RSDP_CHECKSUM_LENGTH       20
 #define ACPI_RSDP_XCHECKSUM_LENGTH      36
 
-/* SMBus bidirectional buffer size */
+/* SMBus and IPMI bidirectional buffer size */
 
 #define ACPI_SMBUS_BUFFER_SIZE          34
+#define ACPI_IPMI_BUFFER_SIZE           66
+
+/* _sx_d and _sx_w control methods */
+
+#define ACPI_NUM_sx_d_METHODS           4
+#define ACPI_NUM_sx_w_METHODS           5
 
 /******************************************************************************
  *
diff --git a/drivers/acpi/acpica/acdebug.h b/drivers/acpi/acpica/acdebug.h
index 62c59df3b86c..a4fb001d96f1 100644
--- a/drivers/acpi/acpica/acdebug.h
+++ b/drivers/acpi/acpica/acdebug.h
@@ -154,10 +154,6 @@ void
 acpi_db_display_argument_object(union acpi_operand_object *obj_desc,
 				struct acpi_walk_state *walk_state);
 
-void acpi_db_check_predefined_names(void);
-
-void acpi_db_batch_execute(void);
-
 /*
  * dbexec - debugger control method execution
  */
diff --git a/drivers/acpi/acpica/acglobal.h b/drivers/acpi/acpica/acglobal.h
index 3d87362d17ed..29ba66d5a790 100644
--- a/drivers/acpi/acpica/acglobal.h
+++ b/drivers/acpi/acpica/acglobal.h
@@ -58,6 +58,10 @@
 #define ACPI_INIT_GLOBAL(a,b) a
 #endif
 
+#ifdef DEFINE_ACPI_GLOBALS
+
+/* Public globals, available from outside ACPICA subsystem */
+
 /*****************************************************************************
  *
  * Runtime configuration (static defaults that can be overriden at runtime)
@@ -78,7 +82,7 @@
  * 5) Allow unresolved references (invalid target name) in package objects
  * 6) Enable warning messages for behavior that is not ACPI spec compliant
  */
-ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE);
+u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE);
 
 /*
  * Automatically serialize ALL control methods? Default is FALSE, meaning
@@ -86,27 +90,36 @@ ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_enable_interpreter_slack, FALSE);
  * Only change this if the ASL code is poorly written and cannot handle
  * reentrancy even though methods are marked "NotSerialized".
  */
-ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_all_methods_serialized, FALSE);
+u8 ACPI_INIT_GLOBAL(acpi_gbl_all_methods_serialized, FALSE);
 
 /*
  * Create the predefined _OSI method in the namespace? Default is TRUE
  * because ACPI CA is fully compatible with other ACPI implementations.
  * Changing this will revert ACPI CA (and machine ASL) to pre-OSI behavior.
  */
-ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_create_osi_method, TRUE);
+u8 ACPI_INIT_GLOBAL(acpi_gbl_create_osi_method, TRUE);
 
 /*
  * Disable wakeup GPEs during runtime? Default is TRUE because WAKE and
  * RUNTIME GPEs should never be shared, and WAKE GPEs should typically only
  * be enabled just before going to sleep.
  */
-ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_leave_wake_gpes_disabled, TRUE);
+u8 ACPI_INIT_GLOBAL(acpi_gbl_leave_wake_gpes_disabled, TRUE);
 
 /*
  * Optionally use default values for the ACPI register widths. Set this to
  * TRUE to use the defaults, if an FADT contains incorrect widths/lengths.
  */
-ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_use_default_register_widths, TRUE);
+u8 ACPI_INIT_GLOBAL(acpi_gbl_use_default_register_widths, TRUE);
+
+/* acpi_gbl_FADT is a local copy of the FADT, converted to a common format. */
+
+struct acpi_table_fadt acpi_gbl_FADT;
+u32 acpi_current_gpe_count;
+u32 acpi_gbl_trace_flags;
+acpi_name acpi_gbl_trace_method_name;
+
+#endif
 
 /*****************************************************************************
  *
@@ -114,11 +127,6 @@ ACPI_EXTERN u8 ACPI_INIT_GLOBAL(acpi_gbl_use_default_register_widths, TRUE);
  *
  ****************************************************************************/
 
-/* Runtime configuration of debug print levels */
-
-extern u32 acpi_dbg_level;
-extern u32 acpi_dbg_layer;
-
 /* Procedure nesting level for debug output */
 
 extern u32 acpi_gbl_nesting_level;
@@ -127,10 +135,8 @@ extern u32 acpi_gbl_nesting_level;
 
 ACPI_EXTERN u32 acpi_gbl_original_dbg_level;
 ACPI_EXTERN u32 acpi_gbl_original_dbg_layer;
-ACPI_EXTERN acpi_name acpi_gbl_trace_method_name;
 ACPI_EXTERN u32 acpi_gbl_trace_dbg_level;
 ACPI_EXTERN u32 acpi_gbl_trace_dbg_layer;
-ACPI_EXTERN u32 acpi_gbl_trace_flags;
 
 /*****************************************************************************
  *
@@ -142,10 +148,8 @@ ACPI_EXTERN u32 acpi_gbl_trace_flags;
  * acpi_gbl_root_table_list is the master list of ACPI tables found in the
  * RSDT/XSDT.
  *
- * acpi_gbl_FADT is a local copy of the FADT, converted to a common format.
  */
 ACPI_EXTERN struct acpi_internal_rsdt acpi_gbl_root_table_list;
-ACPI_EXTERN struct acpi_table_fadt acpi_gbl_FADT;
 ACPI_EXTERN struct acpi_table_facs *acpi_gbl_FACS;
 
 /* These addresses are calculated from the FADT Event Block addresses */
@@ -261,7 +265,8 @@ ACPI_EXTERN u8 acpi_gbl_osi_data;
 extern u8 acpi_gbl_shutdown;
 extern u32 acpi_gbl_startup_flags;
 extern const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT];
-extern const char *acpi_gbl_highest_dstate_names[4];
+extern const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS];
+extern const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS];
 extern const struct acpi_opcode_info acpi_gbl_aml_op_info[AML_NUM_OPCODES];
 extern const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS];
 
@@ -290,6 +295,7 @@ extern char const *acpi_gbl_exception_names_ctrl[];
 ACPI_EXTERN struct acpi_namespace_node acpi_gbl_root_node_struct;
 ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_root_node;
 ACPI_EXTERN struct acpi_namespace_node *acpi_gbl_fadt_gpe_device;
+ACPI_EXTERN union acpi_operand_object *acpi_gbl_module_code_list;
 
 extern const u8 acpi_gbl_ns_properties[ACPI_NUM_NS_TYPES];
 extern const struct acpi_predefined_names
@@ -340,7 +346,6 @@ ACPI_EXTERN struct acpi_fixed_event_handler
 ACPI_EXTERN struct acpi_gpe_xrupt_info *acpi_gbl_gpe_xrupt_list_head;
 ACPI_EXTERN struct acpi_gpe_block_info
 *acpi_gbl_gpe_fadt_blocks[ACPI_MAX_GPE_BLOCKS];
-ACPI_EXTERN u32 acpi_current_gpe_count;
 
 /*****************************************************************************
  *
diff --git a/drivers/acpi/acpica/achware.h b/drivers/acpi/acpica/achware.h
index 4afa3d8e0efb..36192f142fbb 100644
--- a/drivers/acpi/acpica/achware.h
+++ b/drivers/acpi/acpica/achware.h
@@ -62,6 +62,14 @@ u32 acpi_hw_get_mode(void);
 /*
  * hwregs - ACPI Register I/O
  */
+acpi_status
+acpi_hw_validate_register(struct acpi_generic_address *reg,
+			  u8 max_bit_width, u64 *address);
+
+acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg);
+
+acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg);
+
 struct acpi_bit_register_info *acpi_hw_get_bit_register_info(u32 register_id);
 
 acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control);
diff --git a/drivers/acpi/acpica/acinterp.h b/drivers/acpi/acpica/acinterp.h
index e8db7a3143a5..5db9f2916f7c 100644
--- a/drivers/acpi/acpica/acinterp.h
+++ b/drivers/acpi/acpica/acinterp.h
@@ -461,9 +461,9 @@ void acpi_ex_acquire_global_lock(u32 rule);
 
 void acpi_ex_release_global_lock(u32 rule);
 
-void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string);
+void acpi_ex_eisa_id_to_string(char *dest, acpi_integer compressed_id);
 
-void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string);
+void acpi_ex_integer_to_string(char *dest, acpi_integer value);
 
 /*
  * exregion - default op_region handlers
diff --git a/drivers/acpi/acpica/aclocal.h b/drivers/acpi/acpica/aclocal.h
index ee986edfa0da..81e64f478679 100644
--- a/drivers/acpi/acpica/aclocal.h
+++ b/drivers/acpi/acpica/aclocal.h
@@ -369,6 +369,19 @@ union acpi_predefined_info {
 	struct acpi_package_info3 ret_info3;
 };
 
+/* Data block used during object validation */
+
+struct acpi_predefined_data {
+	char *pathname;
+	const union acpi_predefined_info *predefined;
+	u32 flags;
+	u8 node_flags;
+};
+
+/* Defines for Flags field above */
+
+#define ACPI_OBJECT_REPAIRED    1
+
 /*
  * Bitmapped return value types
  * Note: the actual data types must be contiguous, a loop in nspredef.c
@@ -885,6 +898,9 @@ struct acpi_bit_register_info {
 #define ACPI_OSI_WIN_XP_SP2             0x05
 #define ACPI_OSI_WINSRV_2003_SP1        0x06
 #define ACPI_OSI_WIN_VISTA              0x07
+#define ACPI_OSI_WINSRV_2008            0x08
+#define ACPI_OSI_WIN_VISTA_SP1          0x09
+#define ACPI_OSI_WIN_7                  0x0A
 
 #define ACPI_ALWAYS_ILLEGAL             0x00
 
diff --git a/drivers/acpi/acpica/acmacros.h b/drivers/acpi/acpica/acmacros.h
index 91ac7d7b4402..3acd9c6760ea 100644
--- a/drivers/acpi/acpica/acmacros.h
+++ b/drivers/acpi/acpica/acmacros.h
@@ -340,6 +340,7 @@
  */
 #define ACPI_ERROR_NAMESPACE(s, e)      acpi_ns_report_error (AE_INFO, s, e);
 #define ACPI_ERROR_METHOD(s, n, p, e)   acpi_ns_report_method_error (AE_INFO, s, n, p, e);
+#define ACPI_WARN_PREDEFINED(plist)     acpi_ut_predefined_warning plist
 
 #else
 
@@ -347,6 +348,7 @@
 
 #define ACPI_ERROR_NAMESPACE(s, e)
 #define ACPI_ERROR_METHOD(s, n, p, e)
+#define ACPI_WARN_PREDEFINED(plist)
 #endif		/* ACPI_NO_ERROR_MESSAGES */
 
 /*
diff --git a/drivers/acpi/acpica/acnamesp.h b/drivers/acpi/acpica/acnamesp.h
index 94cdc2b8cb93..09a2764c734b 100644
--- a/drivers/acpi/acpica/acnamesp.h
+++ b/drivers/acpi/acpica/acnamesp.h
@@ -73,6 +73,14 @@
 #define ACPI_NS_WALK_UNLOCK         0x01
 #define ACPI_NS_WALK_TEMP_NODES     0x02
 
+/* Object is not a package element */
+
+#define ACPI_NOT_PACKAGE_ELEMENT    ACPI_UINT32_MAX
+
+/* Always emit warning message, not dependent on node flags */
+
+#define ACPI_WARN_ALWAYS            0
+
 /*
  * nsinit - Namespace initialization
  */
@@ -144,6 +152,8 @@ struct acpi_namespace_node *acpi_ns_create_node(u32 name);
 
 void acpi_ns_delete_node(struct acpi_namespace_node *node);
 
+void acpi_ns_remove_node(struct acpi_namespace_node *node);
+
 void
 acpi_ns_delete_namespace_subtree(struct acpi_namespace_node *parent_handle);
 
@@ -186,6 +196,8 @@ acpi_ns_dump_objects(acpi_object_type type,
  */
 acpi_status acpi_ns_evaluate(struct acpi_evaluate_info *info);
 
+void acpi_ns_exec_module_code_list(void);
+
 /*
  * nspredef - Support for predefined/reserved names
  */
@@ -260,6 +272,19 @@ acpi_ns_get_attached_data(struct acpi_namespace_node *node,
 			  acpi_object_handler handler, void **data);
 
 /*
+ * nsrepair - return object repair for predefined methods/objects
+ */
+acpi_status
+acpi_ns_repair_object(struct acpi_predefined_data *data,
+		      u32 expected_btypes,
+		      u32 package_index,
+		      union acpi_operand_object **return_object_ptr);
+
+acpi_status
+acpi_ns_repair_package_list(struct acpi_predefined_data *data,
+			    union acpi_operand_object **obj_desc_ptr);
+
+/*
  * nssearch - Namespace searching and entry
  */
 acpi_status
diff --git a/drivers/acpi/acpica/acobject.h b/drivers/acpi/acpica/acobject.h
index eb6f038b03d9..b39d682a2140 100644
--- a/drivers/acpi/acpica/acobject.h
+++ b/drivers/acpi/acpica/acobject.h
@@ -98,6 +98,7 @@
 #define AOPOBJ_SETUP_COMPLETE       0x10
 #define AOPOBJ_SINGLE_DATUM         0x20
 #define AOPOBJ_INVALID              0x40	/* Used if host OS won't allow an op_region address */
+#define AOPOBJ_MODULE_LEVEL         0x80
 
 /******************************************************************************
  *
diff --git a/drivers/acpi/acpica/acparser.h b/drivers/acpi/acpica/acparser.h
index 23ee0fbf5619..22881e8ce229 100644
--- a/drivers/acpi/acpica/acparser.h
+++ b/drivers/acpi/acpica/acparser.h
@@ -62,6 +62,8 @@
 #define ACPI_PARSE_DEFERRED_OP          0x0100
 #define ACPI_PARSE_DISASSEMBLE          0x0200
 
+#define ACPI_PARSE_MODULE_LEVEL         0x0400
+
 /******************************************************************************
  *
  * Parser interfaces
diff --git a/drivers/acpi/acpica/acpredef.h b/drivers/acpi/acpica/acpredef.h
index 63f656ae3604..57bdaf6ffab1 100644
--- a/drivers/acpi/acpica/acpredef.h
+++ b/drivers/acpi/acpica/acpredef.h
@@ -64,8 +64,8 @@
  *      (Used for _PRW)
  *
  *
- * 2) PTYPE2 packages contain a variable number of sub-packages. Each of the
- *    different types describe the contents of each of the sub-packages.
+ * 2) PTYPE2 packages contain a Variable-length number of sub-packages. Each
+ *    of the different types describe the contents of each of the sub-packages.
  *
  * ACPI_PTYPE2: Each subpackage contains 1 or 2 object types:
  *      object type
@@ -91,6 +91,9 @@
  * ACPI_PTYPE2_MIN: Each subpackage has a variable but minimum length
  *      (Used for _HPX)
  *
+ * ACPI_PTYPE2_REV_FIXED: Revision at start, each subpackage is Fixed-length
+ *      (Used for _ART, _FPS)
+ *
  *****************************************************************************/
 
 enum acpi_return_package_types {
@@ -101,9 +104,11 @@ enum acpi_return_package_types {
 	ACPI_PTYPE2_COUNT = 5,
 	ACPI_PTYPE2_PKG_COUNT = 6,
 	ACPI_PTYPE2_FIXED = 7,
-	ACPI_PTYPE2_MIN = 8
+	ACPI_PTYPE2_MIN = 8,
+	ACPI_PTYPE2_REV_FIXED = 9
 };
 
+#ifdef ACPI_CREATE_PREDEFINED_TABLE
 /*
  * Predefined method/object information table.
  *
@@ -136,239 +141,385 @@ enum acpi_return_package_types {
  * is saved here (rather than in a separate table) in order to minimize the
  * overall size of the stored data.
  */
-static const union acpi_predefined_info predefined_names[] = {
-	{.info = {"_AC0", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC1", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC2", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC3", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC4", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC5", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC6", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC7", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC8", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AC9", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_ADR", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_AL0", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL1", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL2", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL3", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL4", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL5", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL6", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL7", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL8", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_AL9", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_ALC", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_ALI", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_ALP", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_ALR", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 2, 0, 0, 0}},	/* variable (Pkgs) each 2 (Ints) */
-	{.info = {"_ALT", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_BBN", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_BCL", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0, 0, 0, 0}},	/* variable (Ints) */
-	{.info = {"_BCM", 1, 0}},
-	{.info = {"_BDN", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_BFS", 1, 0}},
-	{.info = {"_BIF", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER,
-					  9,
-					  ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER, 4, 0}},	/* fixed (9 Int),(4 Str) */
-	{.info = {"_BLT", 3, 0}},
-	{.info = {"_BMC", 1, 0}},
-	{.info = {"_BMD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 5, 0, 0, 0}},	/* fixed (5 Int) */
-	{.info = {"_BQC", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_BST", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4, 0, 0, 0}},	/* fixed (4 Int) */
-	{.info = {"_BTM", 1, ACPI_RTYPE_INTEGER}},
-	{.info = {"_BTP", 1, 0}},
-	{.info = {"_CBA", 0, ACPI_RTYPE_INTEGER}},	/* see PCI firmware spec 3.0 */
-	{.info = {"_CID", 0,
-	 ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING | ACPI_RTYPE_PACKAGE}},
-	{.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING, 0, 0, 0, 0}},	/* variable (Ints/Strs) */
-	{.info = {"_CRS", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_CRT", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_CSD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER, 0, 0, 0, 0}},	/* variable (1 Int(n), n-1 Int) */
-	{.info = {"_CST", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_PKG_COUNT,
-					  ACPI_RTYPE_BUFFER, 1,
-					  ACPI_RTYPE_INTEGER, 3, 0}},	/* variable (1 Int(n), n Pkg (1 Buf/3 Int) */
-	{.info = {"_DCK", 1, ACPI_RTYPE_INTEGER}},
-	{.info = {"_DCS", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_DDC", 1, ACPI_RTYPE_INTEGER | ACPI_RTYPE_BUFFER}},
-	{.info = {"_DDN", 0, ACPI_RTYPE_STRING}},
-	{.info = {"_DGS", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_DIS", 0, 0}},
-	{.info = {"_DMA", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_DOD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0, 0, 0, 0}},	/* variable (Ints) */
-	{.info = {"_DOS", 1, 0}},
-	{.info = {"_DSM", 4, ACPI_RTYPE_ALL}},	/* Must return a type, but it can be of any type */
-	{.info = {"_DSS", 1, 0}},
-	{.info = {"_DSW", 3, 0}},
-	{.info = {"_EC_", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_EDL", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_EJ0", 1, 0}},
-	{.info = {"_EJ1", 1, 0}},
-	{.info = {"_EJ2", 1, 0}},
-	{.info = {"_EJ3", 1, 0}},
-	{.info = {"_EJ4", 1, 0}},
-	{.info = {"_EJD", 0, ACPI_RTYPE_STRING}},
-	{.info = {"_FDE", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_FDI", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16, 0, 0, 0}},	/* fixed (16 Int) */
-	{.info = {"_FDM", 1, 0}},
-	{.info = {"_FIX", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0, 0, 0, 0}},	/* variable (Ints) */
-	{.info = {"_GLK", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_GPD", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_GPE", 0, ACPI_RTYPE_INTEGER}},	/* _GPE method, not _GPE scope */
-	{.info = {"_GSB", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_GTF", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_GTM", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_GTS", 1, 0}},
-	{.info = {"_HID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING}},
-	{.info = {"_HOT", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_HPP", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4, 0, 0, 0}},	/* fixed (4 Int) */
+static const union acpi_predefined_info predefined_names[] =
+{
+	{{"_AC0", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC1", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC2", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC3", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC4", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC5", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC6", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC7", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC8", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AC9", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ADR", 0, ACPI_RTYPE_INTEGER}},
+	{{"_AL0", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL1", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL2", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL3", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL4", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL5", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL6", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL7", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL8", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_AL9", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_ALC", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ALI", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ALP", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ALR", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 2 (Ints) */
+			  {{{ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 2,0}, 0,0}},
+
+	{{"_ALT", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ART", 0, ACPI_RTYPE_PACKAGE}},	/* Variable-length (1 Int(rev), n Pkg (2 Ref/11 Int) */
+	{{{ACPI_PTYPE2_REV_FIXED, ACPI_RTYPE_REFERENCE, 2, ACPI_RTYPE_INTEGER},
+	  11, 0}},
+
+	{{"_BBN", 0, ACPI_RTYPE_INTEGER}},
+	{{"_BCL", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0,0}, 0,0}},
+
+	{{"_BCM", 1, 0}},
+	{{"_BCT", 1, ACPI_RTYPE_INTEGER}},
+	{{"_BDN", 0, ACPI_RTYPE_INTEGER}},
+	{{"_BFS", 1, 0}},
+	{{"_BIF", 0, ACPI_RTYPE_PACKAGE} }, /* Fixed-length (9 Int),(4 Str/Buf) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 9,
+			     ACPI_RTYPE_STRING | ACPI_RTYPE_BUFFER}, 4, 0} },
+
+	{{"_BIX", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (16 Int),(4 Str) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16, ACPI_RTYPE_STRING}, 4,
+	  0}},
+
+	{{"_BLT", 3, 0}},
+	{{"_BMA", 1, ACPI_RTYPE_INTEGER}},
+	{{"_BMC", 1, 0}},
+	{{"_BMD", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (5 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
+
+	{{"_BMS", 1, ACPI_RTYPE_INTEGER}},
+	{{"_BQC", 0, ACPI_RTYPE_INTEGER}},
+	{{"_BST", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (4 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4,0}, 0,0}},
+
+	{{"_BTM", 1, ACPI_RTYPE_INTEGER}},
+	{{"_BTP", 1, 0}},
+	{{"_CBA", 0, ACPI_RTYPE_INTEGER}}, /* See PCI firmware spec 3.0 */
+	{{"_CDM", 0, ACPI_RTYPE_INTEGER}},
+	{{"_CID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING | ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints/Strs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING, 0,0}, 0,0}},
+
+	{{"_CRS", 0, ACPI_RTYPE_BUFFER}},
+	{{"_CRT", 0, ACPI_RTYPE_INTEGER}},
+	{{"_CSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (1 Int(n), n-1 Int) */
+			  {{{ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER, 0,0}, 0,0}},
+
+	{{"_CST", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (1 Int(n), n Pkg (1 Buf/3 Int) */
+			  {{{ACPI_PTYPE2_PKG_COUNT,ACPI_RTYPE_BUFFER, 1, ACPI_RTYPE_INTEGER}, 3,0}},
+
+	{{"_DCK", 1, ACPI_RTYPE_INTEGER}},
+	{{"_DCS", 0, ACPI_RTYPE_INTEGER}},
+	{{"_DDC", 1, ACPI_RTYPE_INTEGER | ACPI_RTYPE_BUFFER}},
+	{{"_DDN", 0, ACPI_RTYPE_STRING}},
+	{{"_DGS", 0, ACPI_RTYPE_INTEGER}},
+	{{"_DIS", 0, 0}},
+	{{"_DMA", 0, ACPI_RTYPE_BUFFER}},
+	{{"_DOD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0,0}, 0,0}},
+
+	{{"_DOS", 1, 0}},
+	{{"_DSM", 4, ACPI_RTYPE_ALL}},     /* Must return a type, but it can be of any type */
+	{{"_DSS", 1, 0}},
+	{{"_DSW", 3, 0}},
+	{{"_DTI", 1, 0}},
+	{{"_EC_", 0, ACPI_RTYPE_INTEGER}},
+	{{"_EDL", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs)*/
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_EJ0", 1, 0}},
+	{{"_EJ1", 1, 0}},
+	{{"_EJ2", 1, 0}},
+	{{"_EJ3", 1, 0}},
+	{{"_EJ4", 1, 0}},
+	{{"_EJD", 0, ACPI_RTYPE_STRING}},
+	{{"_FDE", 0, ACPI_RTYPE_BUFFER}},
+	{{"_FDI", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (16 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 16,0}, 0,0}},
+
+	{{"_FDM", 1, 0}},
+	{{"_FIF", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (4 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4, 0}, 0, 0}},
+
+	{{"_FIX", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Ints) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 0,0}, 0,0}},
+
+	{{"_FPS", 0, ACPI_RTYPE_PACKAGE}},	/* Variable-length (1 Int(rev), n Pkg (5 Int) */
+	{{{ACPI_PTYPE2_REV_FIXED, ACPI_RTYPE_INTEGER, 5, 0}, 0, 0}},
+
+	{{"_FSL", 1, 0}},
+	{{"_FST", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (3 Int) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 3, 0}, 0, 0}},
+
+	{{"_GAI", 0, ACPI_RTYPE_INTEGER}},
+	{{"_GHL", 0, ACPI_RTYPE_INTEGER}},
+	{{"_GLK", 0, ACPI_RTYPE_INTEGER}},
+	{{"_GPD", 0, ACPI_RTYPE_INTEGER}},
+	{{"_GPE", 0, ACPI_RTYPE_INTEGER}}, /* _GPE method, not _GPE scope */
+	{{"_GSB", 0, ACPI_RTYPE_INTEGER}},
+	{{"_GTF", 0, ACPI_RTYPE_BUFFER}},
+	{{"_GTM", 0, ACPI_RTYPE_BUFFER}},
+	{{"_GTS", 1, 0}},
+	{{"_HID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING}},
+	{{"_HOT", 0, ACPI_RTYPE_INTEGER}},
+	{{"_HPP", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (4 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4,0}, 0,0}},
 
 	/*
-	 * For _HPX, a single package is returned, containing a variable number of sub-packages.
-	 * Each sub-package contains a PCI record setting. There are several different type of
-	 * record settings, of different lengths, but all elements of all settings are Integers.
+	 * For _HPX, a single package is returned, containing a Variable-length number
+	 * of sub-packages. Each sub-package contains a PCI record setting.
+	 * There are several different type of record settings, of different
+	 * lengths, but all elements of all settings are Integers.
 	 */
-	{.info = {"_HPX", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_MIN, ACPI_RTYPE_INTEGER, 5, 0, 0, 0}},	/* variable (Pkgs) each (var Ints) */
-	{.info = {"_IFT", 0, ACPI_RTYPE_INTEGER}},	/* see IPMI spec */
-	{.info = {"_INI", 0, 0}},
-	{.info = {"_IRC", 0, 0}},
-	{.info = {"_LCK", 1, 0}},
-	{.info = {"_LID", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_MAT", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_MLS", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2, ACPI_RTYPE_STRING, 2, 0, 0, 0}},	/* variable (Pkgs) each (2 Str) */
-	{.info = {"_MSG", 1, 0}},
-	{.info = {"_OFF", 0, 0}},
-	{.info = {"_ON_", 0, 0}},
-	{.info = {"_OS_", 0, ACPI_RTYPE_STRING}},
-	{.info = {"_OSC", 4, ACPI_RTYPE_BUFFER}},
-	{.info = {"_OST", 3, 0}},
-	{.info = {"_PCL", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_PCT", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_BUFFER, 2, 0, 0, 0}},	/* fixed (2 Buf) */
-	{.info = {"_PDC", 1, 0}},
-	{.info = {"_PIC", 1, 0}},
-	{.info = {"_PLD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_BUFFER, 0, 0, 0, 0}},	/* variable (Bufs) */
-	{.info = {"_PPC", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_PPE", 0, ACPI_RTYPE_INTEGER}},	/* see dig64 spec */
-	{.info = {"_PR0", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_PR1", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_PR2", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_PRS", 0, ACPI_RTYPE_BUFFER}},
+	{{"_HPX", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (var Ints) */
+			  {{{ACPI_PTYPE2_MIN, ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
+
+	{{"_IFT", 0, ACPI_RTYPE_INTEGER}}, /* See IPMI spec */
+	{{"_INI", 0, 0}},
+	{{"_IRC", 0, 0}},
+	{{"_LCK", 1, 0}},
+	{{"_LID", 0, ACPI_RTYPE_INTEGER}},
+	{{"_MAT", 0, ACPI_RTYPE_BUFFER}},
+	{{"_MBM", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (8 Int) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 8, 0}, 0, 0}},
+
+	{{"_MLS", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (2 Str) */
+			  {{{ACPI_PTYPE2, ACPI_RTYPE_STRING, 2,0}, 0,0}},
+
+	{{"_MSG", 1, 0}},
+	{{"_MSM", 4, ACPI_RTYPE_INTEGER}},
+	{{"_NTT", 0, ACPI_RTYPE_INTEGER}},
+	{{"_OFF", 0, 0}},
+	{{"_ON_", 0, 0}},
+	{{"_OS_", 0, ACPI_RTYPE_STRING}},
+	{{"_OSC", 4, ACPI_RTYPE_BUFFER}},
+	{{"_OST", 3, 0}},
+	{{"_PAI", 1, ACPI_RTYPE_INTEGER}},
+	{{"_PCL", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_PCT", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (2 Buf) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_BUFFER, 2,0}, 0,0}},
+
+	{{"_PDC", 1, 0}},
+	{{"_PDL", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PIC", 1, 0}},
+	{{"_PIF", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (3 Int),(3 Str) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 3, ACPI_RTYPE_STRING}, 3, 0}},
+
+	{{"_PLD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Bufs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_BUFFER, 0,0}, 0,0}},
+
+	{{"_PMC", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (11 Int),(3 Str) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 11, ACPI_RTYPE_STRING}, 3,
+	  0}},
+
+	{{"_PMD", 0, ACPI_RTYPE_PACKAGE}},	/* Variable-length (Refs) */
+	{{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
+
+	{{"_PMM", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PPC", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PPE", 0, ACPI_RTYPE_INTEGER}}, /* See dig64 spec */
+	{{"_PR0", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_PR1", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_PR2", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_PR3", 0, ACPI_RTYPE_PACKAGE}},	/* Variable-length (Refs) */
+	{{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
+
+	{{"_PRL", 0, ACPI_RTYPE_PACKAGE}},	/* Variable-length (Refs) */
+	{{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0}, 0, 0}},
+
+	{{"_PRS", 0, ACPI_RTYPE_BUFFER}},
 
 	/*
-	 * For _PRT, many BIOSs reverse the 2nd and 3rd Package elements. This bug is so prevalent that there
-	 * is code in the ACPICA Resource Manager to detect this and switch them back. For now, do not allow
-	 * and issue a warning. To allow this and eliminate the warning, add the ACPI_RTYPE_REFERENCE
-	 * type to the 2nd element (index 1) in the statement below.
+	 * For _PRT, many BIOSs reverse the 3rd and 4th Package elements (Source
+	 * and source_index). This bug is so prevalent that there is code in the
+	 * ACPICA Resource Manager to detect this and switch them back. For now,
+	 * do not allow and issue a warning. To allow this and eliminate the
+	 * warning, add the ACPI_RTYPE_REFERENCE type to the 4th element (index 3)
+	 * in the statement below.
 	 */
-	{.info = {"_PRT", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_FIXED, 4,
-					  ACPI_RTYPE_INTEGER,
-					  ACPI_RTYPE_INTEGER,
-					  ACPI_RTYPE_INTEGER | ACPI_RTYPE_REFERENCE, ACPI_RTYPE_INTEGER}},	/* variable (Pkgs) each (4): Int,Int,Int/Ref,Int */
-
-	{.info = {"_PRW", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_OPTION, 2,
-					  ACPI_RTYPE_INTEGER |
-					  ACPI_RTYPE_PACKAGE,
-					  ACPI_RTYPE_INTEGER, ACPI_RTYPE_REFERENCE, 0}},	/* variable (Pkgs) each: Pkg/Int,Int,[variable Refs] (Pkg is Ref/Int) */
-
-	{.info = {"_PS0", 0, 0}},
-	{.info = {"_PS1", 0, 0}},
-	{.info = {"_PS2", 0, 0}},
-	{.info = {"_PS3", 0, 0}},
-	{.info = {"_PSC", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_PSD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER, 0, 0, 0, 0}},	/* variable (Pkgs) each (5 Int) with count */
-	{.info = {"_PSL", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_PSR", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_PSS", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 6, 0, 0, 0}},	/* variable (Pkgs) each (6 Int) */
-	{.info = {"_PSV", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_PSW", 1, 0}},
-	{.info = {"_PTC", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_BUFFER, 2, 0, 0, 0}},	/* fixed (2 Buf) */
-	{.info = {"_PTS", 1, 0}},
-	{.info = {"_PXM", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_REG", 2, 0}},
-	{.info = {"_REV", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_RMV", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_ROM", 2, ACPI_RTYPE_BUFFER}},
-	{.info = {"_RTV", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PRT", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (4): Int,Int,Int/Ref,Int */
+			  {{{ACPI_PTYPE2_FIXED, 4, ACPI_RTYPE_INTEGER,ACPI_RTYPE_INTEGER},
+			  ACPI_RTYPE_INTEGER | ACPI_RTYPE_REFERENCE,
+			  ACPI_RTYPE_INTEGER}},
+
+	{{"_PRW", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each: Pkg/Int,Int,[Variable-length Refs] (Pkg is Ref/Int) */
+			  {{{ACPI_PTYPE1_OPTION, 2, ACPI_RTYPE_INTEGER | ACPI_RTYPE_PACKAGE,
+			  ACPI_RTYPE_INTEGER}, ACPI_RTYPE_REFERENCE,0}},
+
+	{{"_PS0", 0, 0}},
+	{{"_PS1", 0, 0}},
+	{{"_PS2", 0, 0}},
+	{{"_PS3", 0, 0}},
+	{{"_PSC", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (5 Int) with count */
+			  {{{ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER,0,0}, 0,0}},
+
+	{{"_PSL", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_PSR", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PSS", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each (6 Int) */
+			  {{{ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 6,0}, 0,0}},
+
+	{{"_PSV", 0, ACPI_RTYPE_INTEGER}},
+	{{"_PSW", 1, 0}},
+	{{"_PTC", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (2 Buf) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_BUFFER, 2,0}, 0,0}},
+
+	{{"_PTP", 2, ACPI_RTYPE_INTEGER}},
+	{{"_PTS", 1, 0}},
+	{{"_PUR", 0, ACPI_RTYPE_PACKAGE}},	/* Fixed-length (2 Int) */
+	{{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2, 0}, 0, 0}},
+
+	{{"_PXM", 0, ACPI_RTYPE_INTEGER}},
+	{{"_REG", 2, 0}},
+	{{"_REV", 0, ACPI_RTYPE_INTEGER}},
+	{{"_RMV", 0, ACPI_RTYPE_INTEGER}},
+	{{"_ROM", 2, ACPI_RTYPE_BUFFER}},
+	{{"_RTV", 0, ACPI_RTYPE_INTEGER}},
 
 	/*
-	 * For _S0_ through _S5_, the ACPI spec defines a return Package containing 1 Integer,
-	 * but most DSDTs have it wrong - 2,3, or 4 integers. Allow this by making the objects "variable length",
-	 * but all elements must be Integers.
+	 * For _S0_ through _S5_, the ACPI spec defines a return Package
+	 * containing 1 Integer, but most DSDTs have it wrong - 2,3, or 4 integers.
+	 * Allow this by making the objects "Variable-length length", but all elements
+	 * must be Integers.
 	 */
-	{.info = {"_S0_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-	{.info = {"_S1_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-	{.info = {"_S2_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-	{.info = {"_S3_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-	{.info = {"_S4_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-	{.info = {"_S5_", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1, 0, 0, 0}},	/* fixed (1 Int) */
-
-	{.info = {"_S1D", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S2D", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S3D", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S4D", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S0W", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S1W", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S2W", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S3W", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_S4W", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_SBS", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_SCP", 0x13, 0}},	/* Acpi 1.0 allowed 1 arg. Acpi 3.0 expanded to 3 args. Allow both. */
-	/* Note: the 3-arg definition may be removed for ACPI 4.0 */
-	{.info = {"_SDD", 1, 0}},
-	{.info = {"_SEG", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_SLI", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_SPD", 1, ACPI_RTYPE_INTEGER}},
-	{.info = {"_SRS", 1, 0}},
-	{.info = {"_SRV", 0, ACPI_RTYPE_INTEGER}},	/* see IPMI spec */
-	{.info = {"_SST", 1, 0}},
-	{.info = {"_STA", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_STM", 3, 0}},
-	{.info = {"_STR", 0, ACPI_RTYPE_BUFFER}},
-	{.info = {"_SUN", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_SWS", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TC1", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TC2", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TMP", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TPC", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TPT", 1, 0}},
-	{.info = {"_TRT", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2, ACPI_RTYPE_REFERENCE, 2,
-					  ACPI_RTYPE_INTEGER, 6, 0}},	/* variable (Pkgs) each 2_ref/6_int */
-	{.info = {"_TSD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2_COUNT, ACPI_RTYPE_INTEGER, 5, 0, 0, 0}},	/* variable (Pkgs) each 5_int with count */
-	{.info = {"_TSP", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TSS", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 5, 0, 0, 0}},	/* variable (Pkgs) each 5_int */
-	{.info = {"_TST", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_TTS", 1, 0}},
-	{.info = {"_TZD", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0, 0, 0, 0}},	/* variable (Refs) */
-	{.info = {"_TZM", 0, ACPI_RTYPE_REFERENCE}},
-	{.info = {"_TZP", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_UID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING}},
-	{.info = {"_UPC", 0, ACPI_RTYPE_PACKAGE}}, {.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4, 0, 0, 0}},	/* fixed (4 Int) */
-	{.info = {"_UPD", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_UPP", 0, ACPI_RTYPE_INTEGER}},
-	{.info = {"_VPO", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S0_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S1_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S2_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S3_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S4_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S5_", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (1 Int) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_INTEGER, 1,0}, 0,0}},
+
+	{{"_S1D", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S2D", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S3D", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S4D", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S0W", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S1W", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S2W", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S3W", 0, ACPI_RTYPE_INTEGER}},
+	{{"_S4W", 0, ACPI_RTYPE_INTEGER}},
+	{{"_SBS", 0, ACPI_RTYPE_INTEGER}},
+	{{"_SCP", 0x13, 0}},               /* Acpi 1.0 allowed 1 arg. Acpi 3.0 expanded to 3 args. Allow both. */
+			   /* Note: the 3-arg definition may be removed for ACPI 4.0 */
+	{{"_SDD", 1, 0}},
+	{{"_SEG", 0, ACPI_RTYPE_INTEGER}},
+	{{"_SHL", 1, ACPI_RTYPE_INTEGER}},
+	{{"_SLI", 0, ACPI_RTYPE_BUFFER}},
+	{{"_SPD", 1, ACPI_RTYPE_INTEGER}},
+	{{"_SRS", 1, 0}},
+	{{"_SRV", 0, ACPI_RTYPE_INTEGER}}, /* See IPMI spec */
+	{{"_SST", 1, 0}},
+	{{"_STA", 0, ACPI_RTYPE_INTEGER}},
+	{{"_STM", 3, 0}},
+	{{"_STP", 2, ACPI_RTYPE_INTEGER}},
+	{{"_STR", 0, ACPI_RTYPE_BUFFER}},
+	{{"_STV", 2, ACPI_RTYPE_INTEGER}},
+	{{"_SUN", 0, ACPI_RTYPE_INTEGER}},
+	{{"_SWS", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TC1", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TC2", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TIP", 1, ACPI_RTYPE_INTEGER}},
+	{{"_TIV", 1, ACPI_RTYPE_INTEGER}},
+	{{"_TMP", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TPC", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TPT", 1, 0}},
+	{{"_TRT", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 2_ref/6_int */
+			  {{{ACPI_PTYPE2, ACPI_RTYPE_REFERENCE, 2, ACPI_RTYPE_INTEGER}, 6, 0}},
+
+	{{"_TSD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5_int with count */
+			  {{{ACPI_PTYPE2_COUNT,ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
+
+	{{"_TSP", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TSS", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Pkgs) each 5_int */
+			  {{{ACPI_PTYPE2, ACPI_RTYPE_INTEGER, 5,0}, 0,0}},
+
+	{{"_TST", 0, ACPI_RTYPE_INTEGER}},
+	{{"_TTS", 1, 0}},
+	{{"_TZD", 0, ACPI_RTYPE_PACKAGE}}, /* Variable-length (Refs) */
+			  {{{ACPI_PTYPE1_VAR, ACPI_RTYPE_REFERENCE, 0,0}, 0,0}},
+
+	{{"_TZM", 0, ACPI_RTYPE_REFERENCE}},
+	{{"_TZP", 0, ACPI_RTYPE_INTEGER}},
+	{{"_UID", 0, ACPI_RTYPE_INTEGER | ACPI_RTYPE_STRING}},
+	{{"_UPC", 0, ACPI_RTYPE_PACKAGE}}, /* Fixed-length (4 Int) */
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 4,0}, 0,0}},
+
+	{{"_UPD", 0, ACPI_RTYPE_INTEGER}},
+	{{"_UPP", 0, ACPI_RTYPE_INTEGER}},
+	{{"_VPO", 0, ACPI_RTYPE_INTEGER}},
 
 	/* Acpi 1.0 defined _WAK with no return value. Later, it was changed to return a package */
 
-	{.info = {"_WAK", 1, ACPI_RTYPE_NONE | ACPI_RTYPE_INTEGER | ACPI_RTYPE_PACKAGE}},
-	{.ret_info = {ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2, 0, 0, 0}},	/* fixed (2 Int), but is optional */
-	{.ret_info = {0, 0, 0, 0, 0, 0}}	/* Table terminator */
+	{{"_WAK", 1, ACPI_RTYPE_NONE | ACPI_RTYPE_INTEGER | ACPI_RTYPE_PACKAGE}},
+			  {{{ACPI_PTYPE1_FIXED, ACPI_RTYPE_INTEGER, 2,0}, 0,0}}, /* Fixed-length (2 Int), but is optional */
+
+	{{{0,0,0,0}, 0,0}} /* Table terminator */
 };
 
 #if 0
 	/* Not implemented */
 
-{
-"_WDG", 0, ACPI_RTYPE_BUFFER},	/* MS Extension */
+	{{"_WDG", 0, ACPI_RTYPE_BUFFER}},  /* MS Extension */
+	{{"_WED", 1, ACPI_RTYPE_PACKAGE}}, /* MS Extension */
 
-{
-"_WED", 1, ACPI_RTYPE_PACKAGE},	/* MS Extension */
+	/* This is an internally implemented control method, no need to check */
+	{{"_OSI", 1, ACPI_RTYPE_INTEGER}},
 
-    /* This is an internally implemented control method, no need to check */
-{
-"_OSI", 1, ACPI_RTYPE_INTEGER},
+	/* TBD: */
+
+	_PRT - currently ignore reversed entries. attempt to fix here?
+	think about possibly fixing package elements like _BIF, etc.
+#endif
 
-    /* TBD: */
-    _PRT - currently ignore reversed entries.attempt to fix here ?
-    think about code that attempts to fix package elements like _BIF, etc.
 #endif
 #endif
diff --git a/drivers/acpi/acpica/acutils.h b/drivers/acpi/acpica/acutils.h
index 897810ba0ccc..863a264b829e 100644
--- a/drivers/acpi/acpica/acutils.h
+++ b/drivers/acpi/acpica/acutils.h
@@ -324,26 +324,30 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
 acpi_status
 acpi_ut_evaluate_numeric_object(char *object_name,
 				struct acpi_namespace_node *device_node,
-				acpi_integer * address);
+				acpi_integer *value);
 
 acpi_status
-acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
-		    struct acpica_device_id *hid);
+acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 *status_flags);
 
 acpi_status
-acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
-		    struct acpi_compatible_id_list **return_cid_list);
+acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node,
+			      const char **method_names,
+			      u8 method_count, u8 *out_values);
 
+/*
+ * utids - device ID support
+ */
 acpi_status
-acpi_ut_execute_STA(struct acpi_namespace_node *device_node,
-		    u32 * status_flags);
+acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
+		    struct acpica_device_id **return_id);
 
 acpi_status
 acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
-		    struct acpica_device_id *uid);
+		    struct acpica_device_id **return_id);
 
 acpi_status
-acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest);
+acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
+		    struct acpica_device_id_list **return_cid_list);
 
 /*
  * utlock - reader/writer locks
@@ -445,6 +449,8 @@ acpi_ut_short_divide(acpi_integer in_dividend,
  */
 const char *acpi_ut_validate_exception(acpi_status status);
 
+u8 acpi_ut_is_pci_root_bridge(char *id);
+
 u8 acpi_ut_is_aml_table(struct acpi_table_header *table);
 
 acpi_status acpi_ut_allocate_owner_id(acpi_owner_id * owner_id);
@@ -469,6 +475,12 @@ u8 acpi_ut_valid_acpi_char(char character, u32 position);
 acpi_status
 acpi_ut_strtoul64(char *string, u32 base, acpi_integer * ret_integer);
 
+void ACPI_INTERNAL_VAR_XFACE
+acpi_ut_predefined_warning(const char *module_name,
+			   u32 line_number,
+			   char *pathname,
+			   u8 node_flags, const char *format, ...);
+
 /* Values for Base above (16=Hex, 10=Decimal) */
 
 #define ACPI_ANY_BASE        0
diff --git a/drivers/acpi/acpica/amlcode.h b/drivers/acpi/acpica/amlcode.h
index 067f967eb389..4940249f2524 100644
--- a/drivers/acpi/acpica/amlcode.h
+++ b/drivers/acpi/acpica/amlcode.h
@@ -404,6 +404,7 @@ typedef enum {
 	REGION_SMBUS,
 	REGION_CMOS,
 	REGION_PCI_BAR,
+	REGION_IPMI,
 	REGION_DATA_TABLE,	/* Internal use only */
 	REGION_FIXED_HW = 0x7F
 } AML_REGION_TYPES;
diff --git a/drivers/acpi/acpica/dsfield.c b/drivers/acpi/acpica/dsfield.c
index 53e27bc5a734..54a225e56a64 100644
--- a/drivers/acpi/acpica/dsfield.c
+++ b/drivers/acpi/acpica/dsfield.c
@@ -123,9 +123,12 @@ acpi_ds_create_buffer_field(union acpi_parse_object *op,
 		flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
 		    ACPI_NS_ERROR_IF_FOUND;
 
-		/* Mark node temporary if we are executing a method */
-
-		if (walk_state->method_node) {
+		/*
+		 * Mark node temporary if we are executing a normal control
+		 * method. (Don't mark if this is a module-level code method)
+		 */
+		if (walk_state->method_node &&
+		    !(walk_state->parse_flags & ACPI_PARSE_MODULE_LEVEL)) {
 			flags |= ACPI_NS_TEMPORARY;
 		}
 
@@ -456,9 +459,12 @@ acpi_ds_init_field_objects(union acpi_parse_object *op,
 	flags = ACPI_NS_NO_UPSEARCH | ACPI_NS_DONT_OPEN_SCOPE |
 	    ACPI_NS_ERROR_IF_FOUND;
 
-	/* Mark node(s) temporary if we are executing a method */
-
-	if (walk_state->method_node) {
+	/*
+	 * Mark node(s) temporary if we are executing a normal control
+	 * method. (Don't mark if this is a module-level code method)
+	 */
+	if (walk_state->method_node &&
+	    !(walk_state->parse_flags & ACPI_PARSE_MODULE_LEVEL)) {
 		flags |= ACPI_NS_TEMPORARY;
 	}
 
diff --git a/drivers/acpi/acpica/dsmethod.c b/drivers/acpi/acpica/dsmethod.c
index 14b8b8ed8023..567a4899a018 100644
--- a/drivers/acpi/acpica/dsmethod.c
+++ b/drivers/acpi/acpica/dsmethod.c
@@ -578,10 +578,15 @@ acpi_ds_terminate_control_method(union acpi_operand_object *method_desc,
 		}
 
 		/*
-		 * Delete any namespace objects created anywhere within
-		 * the namespace by the execution of this method
+		 * Delete any namespace objects created anywhere within the
+		 * namespace by the execution of this method. Unless this method
+		 * is a module-level executable code method, in which case we
+		 * want make the objects permanent.
 		 */
-		acpi_ns_delete_namespace_by_owner(method_desc->method.owner_id);
+		if (!(method_desc->method.flags & AOPOBJ_MODULE_LEVEL)) {
+			acpi_ns_delete_namespace_by_owner(method_desc->method.
+							  owner_id);
+		}
 	}
 
 	/* Decrement the thread count on the method */
@@ -622,7 +627,9 @@ acpi_ds_terminate_control_method(union acpi_operand_object *method_desc,
 
 		/* No more threads, we can free the owner_id */
 
-		acpi_ut_release_owner_id(&method_desc->method.owner_id);
+		if (!(method_desc->method.flags & AOPOBJ_MODULE_LEVEL)) {
+			acpi_ut_release_owner_id(&method_desc->method.owner_id);
+		}
 	}
 
 	return_VOID;
diff --git a/drivers/acpi/acpica/dsmthdat.c b/drivers/acpi/acpica/dsmthdat.c
index 22b1a3ce2c94..7d077bb2f525 100644
--- a/drivers/acpi/acpica/dsmthdat.c
+++ b/drivers/acpi/acpica/dsmthdat.c
@@ -433,10 +433,10 @@ acpi_ds_method_data_get_value(u8 type,
 
 			case ACPI_REFCLASS_LOCAL:
 
-				ACPI_ERROR((AE_INFO,
-					    "Uninitialized Local[%d] at node %p",
-					    index, node));
-
+				/*
+				 * No error message for this case, will be trapped again later to
+				 * detect and ignore cases of Store(local_x,local_x)
+				 */
 				return_ACPI_STATUS(AE_AML_UNINITIALIZED_LOCAL);
 
 			default:
diff --git a/drivers/acpi/acpica/dsobject.c b/drivers/acpi/acpica/dsobject.c
index 02e6caad4a76..507e1f0bbdfd 100644
--- a/drivers/acpi/acpica/dsobject.c
+++ b/drivers/acpi/acpica/dsobject.c
@@ -482,14 +482,27 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state,
 	if (arg) {
 		/*
 		 * num_elements was exhausted, but there are remaining elements in the
-		 * package_list.
+		 * package_list. Truncate the package to num_elements.
 		 *
 		 * Note: technically, this is an error, from ACPI spec: "It is an error
 		 * for NumElements to be less than the number of elements in the
-		 * PackageList". However, for now, we just print an error message and
-		 * no exception is returned.
+		 * PackageList". However, we just print an error message and
+		 * no exception is returned. This provides Windows compatibility. Some
+		 * BIOSs will alter the num_elements on the fly, creating this type
+		 * of ill-formed package object.
 		 */
 		while (arg) {
+			/*
+			 * We must delete any package elements that were created earlier
+			 * and are not going to be used because of the package truncation.
+			 */
+			if (arg->common.node) {
+				acpi_ut_remove_reference(ACPI_CAST_PTR
+							 (union
+							  acpi_operand_object,
+							  arg->common.node));
+				arg->common.node = NULL;
+			}
 
 			/* Find out how many elements there really are */
 
@@ -498,7 +511,7 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state,
 		}
 
 		ACPI_WARNING((AE_INFO,
-			    "Package List length (%X) larger than NumElements count (%X), truncated\n",
+			    "Package List length (0x%X) larger than NumElements count (0x%X), truncated\n",
 			    i, element_count));
 	} else if (i < element_count) {
 		/*
@@ -506,7 +519,7 @@ acpi_ds_build_internal_package_obj(struct acpi_walk_state *walk_state,
 		 * Note: this is not an error, the package is padded out with NULLs.
 		 */
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
-				  "Package List length (%X) smaller than NumElements count (%X), padded with null elements\n",
+				  "Package List length (0x%X) smaller than NumElements count (0x%X), padded with null elements\n",
 				  i, element_count));
 	}
 
diff --git a/drivers/acpi/acpica/dswload.c b/drivers/acpi/acpica/dswload.c
index 3023ceaa8d54..6de3a99d4cd4 100644
--- a/drivers/acpi/acpica/dswload.c
+++ b/drivers/acpi/acpica/dswload.c
@@ -581,21 +581,6 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
 		if ((!(walk_state->op_info->flags & AML_NSOPCODE) &&
 		     (walk_state->opcode != AML_INT_NAMEPATH_OP)) ||
 		    (!(walk_state->op_info->flags & AML_NAMED))) {
-#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE
-			if ((walk_state->op_info->class == AML_CLASS_EXECUTE) ||
-			    (walk_state->op_info->class == AML_CLASS_CONTROL)) {
-				ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
-						  "Begin/EXEC: %s (fl %8.8X)\n",
-						  walk_state->op_info->name,
-						  walk_state->op_info->flags));
-
-				/* Executing a type1 or type2 opcode outside of a method */
-
-				status =
-				    acpi_ds_exec_begin_op(walk_state, out_op);
-				return_ACPI_STATUS(status);
-			}
-#endif
 			return_ACPI_STATUS(AE_OK);
 		}
 
@@ -768,7 +753,13 @@ acpi_ds_load2_begin_op(struct acpi_walk_state *walk_state,
 
 			/* Execution mode, node cannot already exist, node is temporary */
 
-			flags |= (ACPI_NS_ERROR_IF_FOUND | ACPI_NS_TEMPORARY);
+			flags |= ACPI_NS_ERROR_IF_FOUND;
+
+			if (!
+			    (walk_state->
+			     parse_flags & ACPI_PARSE_MODULE_LEVEL)) {
+				flags |= ACPI_NS_TEMPORARY;
+			}
 		}
 
 		/* Add new entry or lookup existing entry */
@@ -851,24 +842,6 @@ acpi_status acpi_ds_load2_end_op(struct acpi_walk_state *walk_state)
 	/* Check if opcode had an associated namespace object */
 
 	if (!(walk_state->op_info->flags & AML_NSOBJECT)) {
-#ifndef ACPI_NO_METHOD_EXECUTION
-#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE
-		/* No namespace object. Executable opcode? */
-
-		if ((walk_state->op_info->class == AML_CLASS_EXECUTE) ||
-		    (walk_state->op_info->class == AML_CLASS_CONTROL)) {
-			ACPI_DEBUG_PRINT((ACPI_DB_DISPATCH,
-					  "End/EXEC:   %s (fl %8.8X)\n",
-					  walk_state->op_info->name,
-					  walk_state->op_info->flags));
-
-			/* Executing a type1 or type2 opcode outside of a method */
-
-			status = acpi_ds_exec_end_op(walk_state);
-			return_ACPI_STATUS(status);
-		}
-#endif
-#endif
 		return_ACPI_STATUS(AE_OK);
 	}
 
diff --git a/drivers/acpi/acpica/evgpe.c b/drivers/acpi/acpica/evgpe.c
index b9d8ee69ca6c..afacf4416c73 100644
--- a/drivers/acpi/acpica/evgpe.c
+++ b/drivers/acpi/acpica/evgpe.c
@@ -424,8 +424,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
 			/* Read the Status Register */
 
 			status =
-			    acpi_read(&status_reg,
-				      &gpe_register_info->status_address);
+			    acpi_hw_read(&status_reg,
+					 &gpe_register_info->status_address);
 			if (ACPI_FAILURE(status)) {
 				goto unlock_and_exit;
 			}
@@ -433,8 +433,8 @@ u32 acpi_ev_gpe_detect(struct acpi_gpe_xrupt_info * gpe_xrupt_list)
 			/* Read the Enable Register */
 
 			status =
-			    acpi_read(&enable_reg,
-				      &gpe_register_info->enable_address);
+			    acpi_hw_read(&enable_reg,
+					 &gpe_register_info->enable_address);
 			if (ACPI_FAILURE(status)) {
 				goto unlock_and_exit;
 			}
diff --git a/drivers/acpi/acpica/evgpeblk.c b/drivers/acpi/acpica/evgpeblk.c
index 7b3463639422..a60aaa7635f3 100644
--- a/drivers/acpi/acpica/evgpeblk.c
+++ b/drivers/acpi/acpica/evgpeblk.c
@@ -843,14 +843,14 @@ acpi_ev_create_gpe_info_blocks(struct acpi_gpe_block_info *gpe_block)
 
 		/* Disable all GPEs within this register */
 
-		status = acpi_write(0x00, &this_register->enable_address);
+		status = acpi_hw_write(0x00, &this_register->enable_address);
 		if (ACPI_FAILURE(status)) {
 			goto error_exit;
 		}
 
 		/* Clear any pending GPE events within this register */
 
-		status = acpi_write(0xFF, &this_register->status_address);
+		status = acpi_hw_write(0xFF, &this_register->status_address);
 		if (ACPI_FAILURE(status)) {
 			goto error_exit;
 		}
diff --git a/drivers/acpi/acpica/evrgnini.c b/drivers/acpi/acpica/evrgnini.c
index 284a7becbe96..cf29c4953028 100644
--- a/drivers/acpi/acpica/evrgnini.c
+++ b/drivers/acpi/acpica/evrgnini.c
@@ -50,8 +50,6 @@
 ACPI_MODULE_NAME("evrgnini")
 
 /* Local prototypes */
-static u8 acpi_ev_match_pci_root_bridge(char *id);
-
 static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node);
 
 /*******************************************************************************
@@ -332,37 +330,6 @@ acpi_ev_pci_config_region_setup(acpi_handle handle,
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ev_match_pci_root_bridge
- *
- * PARAMETERS:  Id              - The HID/CID in string format
- *
- * RETURN:      TRUE if the Id is a match for a PCI/PCI-Express Root Bridge
- *
- * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID.
- *
- ******************************************************************************/
-
-static u8 acpi_ev_match_pci_root_bridge(char *id)
-{
-
-	/*
-	 * Check if this is a PCI root.
-	 * ACPI 3.0+: check for a PCI Express root also.
-	 */
-	if (!(ACPI_STRNCMP(id,
-			   PCI_ROOT_HID_STRING,
-			   sizeof(PCI_ROOT_HID_STRING))) ||
-	    !(ACPI_STRNCMP(id,
-			   PCI_EXPRESS_ROOT_HID_STRING,
-			   sizeof(PCI_EXPRESS_ROOT_HID_STRING)))) {
-		return (TRUE);
-	}
-
-	return (FALSE);
-}
-
-/*******************************************************************************
- *
  * FUNCTION:    acpi_ev_is_pci_root_bridge
  *
  * PARAMETERS:  Node            - Device node being examined
@@ -377,9 +344,10 @@ static u8 acpi_ev_match_pci_root_bridge(char *id)
 static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
 {
 	acpi_status status;
-	struct acpica_device_id hid;
-	struct acpi_compatible_id_list *cid;
+	struct acpica_device_id *hid;
+	struct acpica_device_id_list *cid;
 	u32 i;
+	u8 match;
 
 	/* Get the _HID and check for a PCI Root Bridge */
 
@@ -388,7 +356,10 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
 		return (FALSE);
 	}
 
-	if (acpi_ev_match_pci_root_bridge(hid.value)) {
+	match = acpi_ut_is_pci_root_bridge(hid->string);
+	ACPI_FREE(hid);
+
+	if (match) {
 		return (TRUE);
 	}
 
@@ -402,7 +373,7 @@ static u8 acpi_ev_is_pci_root_bridge(struct acpi_namespace_node *node)
 	/* Check all _CIDs in the returned list */
 
 	for (i = 0; i < cid->count; i++) {
-		if (acpi_ev_match_pci_root_bridge(cid->id[i].value)) {
+		if (acpi_ut_is_pci_root_bridge(cid->ids[i].string)) {
 			ACPI_FREE(cid);
 			return (TRUE);
 		}
diff --git a/drivers/acpi/acpica/exconfig.c b/drivers/acpi/acpica/exconfig.c
index 277fd609611a..24afef81af39 100644
--- a/drivers/acpi/acpica/exconfig.c
+++ b/drivers/acpi/acpica/exconfig.c
@@ -110,8 +110,15 @@ acpi_ex_add_table(u32 table_index,
 	if (ACPI_FAILURE(status)) {
 		acpi_ut_remove_reference(obj_desc);
 		*ddb_handle = NULL;
+		return_ACPI_STATUS(status);
 	}
 
+	/* Execute any module-level code that was found in the table */
+
+	acpi_ex_exit_interpreter();
+	acpi_ns_exec_module_code_list();
+	acpi_ex_enter_interpreter();
+
 	return_ACPI_STATUS(status);
 }
 
diff --git a/drivers/acpi/acpica/exdump.c b/drivers/acpi/acpica/exdump.c
index ec524614e708..de3446372ddc 100644
--- a/drivers/acpi/acpica/exdump.c
+++ b/drivers/acpi/acpica/exdump.c
@@ -418,9 +418,9 @@ acpi_ex_dump_object(union acpi_operand_object *obj_desc,
 		case ACPI_EXD_REFERENCE:
 
 			acpi_ex_out_string("Class Name",
-					   (char *)
-					   acpi_ut_get_reference_name
-					   (obj_desc));
+					   ACPI_CAST_PTR(char,
+							 acpi_ut_get_reference_name
+							 (obj_desc)));
 			acpi_ex_dump_reference_obj(obj_desc);
 			break;
 
diff --git a/drivers/acpi/acpica/exfield.c b/drivers/acpi/acpica/exfield.c
index 546dcdd86785..0b33d6c887b9 100644
--- a/drivers/acpi/acpica/exfield.c
+++ b/drivers/acpi/acpica/exfield.c
@@ -72,6 +72,7 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
 	union acpi_operand_object *buffer_desc;
 	acpi_size length;
 	void *buffer;
+	u32 function;
 
 	ACPI_FUNCTION_TRACE_PTR(ex_read_data_from_field, obj_desc);
 
@@ -97,13 +98,27 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
 		}
 	} else if ((obj_desc->common.type == ACPI_TYPE_LOCAL_REGION_FIELD) &&
 		   (obj_desc->field.region_obj->region.space_id ==
-		    ACPI_ADR_SPACE_SMBUS)) {
+		    ACPI_ADR_SPACE_SMBUS
+		    || obj_desc->field.region_obj->region.space_id ==
+		    ACPI_ADR_SPACE_IPMI)) {
 		/*
-		 * This is an SMBus read.  We must create a buffer to hold the data
-		 * and directly access the region handler.
+		 * This is an SMBus or IPMI read. We must create a buffer to hold
+		 * the data and then directly access the region handler.
+		 *
+		 * Note: Smbus protocol value is passed in upper 16-bits of Function
 		 */
-		buffer_desc =
-		    acpi_ut_create_buffer_object(ACPI_SMBUS_BUFFER_SIZE);
+		if (obj_desc->field.region_obj->region.space_id ==
+		    ACPI_ADR_SPACE_SMBUS) {
+			length = ACPI_SMBUS_BUFFER_SIZE;
+			function =
+			    ACPI_READ | (obj_desc->field.attribute << 16);
+		} else {	/* IPMI */
+
+			length = ACPI_IPMI_BUFFER_SIZE;
+			function = ACPI_READ;
+		}
+
+		buffer_desc = acpi_ut_create_buffer_object(length);
 		if (!buffer_desc) {
 			return_ACPI_STATUS(AE_NO_MEMORY);
 		}
@@ -112,16 +127,13 @@ acpi_ex_read_data_from_field(struct acpi_walk_state *walk_state,
 
 		acpi_ex_acquire_global_lock(obj_desc->common_field.field_flags);
 
-		/*
-		 * Perform the read.
-		 * Note: Smbus protocol value is passed in upper 16-bits of Function
-		 */
+		/* Call the region handler for the read */
+
 		status = acpi_ex_access_region(obj_desc, 0,
 					       ACPI_CAST_PTR(acpi_integer,
 							     buffer_desc->
 							     buffer.pointer),
-					       ACPI_READ | (obj_desc->field.
-							    attribute << 16));
+					       function);
 		acpi_ex_release_global_lock(obj_desc->common_field.field_flags);
 		goto exit;
 	}
@@ -212,6 +224,7 @@ acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
 	u32 length;
 	void *buffer;
 	union acpi_operand_object *buffer_desc;
+	u32 function;
 
 	ACPI_FUNCTION_TRACE_PTR(ex_write_data_to_field, obj_desc);
 
@@ -234,39 +247,56 @@ acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
 		}
 	} else if ((obj_desc->common.type == ACPI_TYPE_LOCAL_REGION_FIELD) &&
 		   (obj_desc->field.region_obj->region.space_id ==
-		    ACPI_ADR_SPACE_SMBUS)) {
+		    ACPI_ADR_SPACE_SMBUS
+		    || obj_desc->field.region_obj->region.space_id ==
+		    ACPI_ADR_SPACE_IPMI)) {
 		/*
-		 * This is an SMBus write.  We will bypass the entire field mechanism
-		 * and handoff the buffer directly to the handler.
+		 * This is an SMBus or IPMI write. We will bypass the entire field
+		 * mechanism and handoff the buffer directly to the handler. For
+		 * these address spaces, the buffer is bi-directional; on a write,
+		 * return data is returned in the same buffer.
+		 *
+		 * Source must be a buffer of sufficient size:
+		 * ACPI_SMBUS_BUFFER_SIZE or ACPI_IPMI_BUFFER_SIZE.
 		 *
-		 * Source must be a buffer of sufficient size (ACPI_SMBUS_BUFFER_SIZE).
+		 * Note: SMBus protocol type is passed in upper 16-bits of Function
 		 */
 		if (source_desc->common.type != ACPI_TYPE_BUFFER) {
 			ACPI_ERROR((AE_INFO,
-				    "SMBus write requires Buffer, found type %s",
+				    "SMBus or IPMI write requires Buffer, found type %s",
 				    acpi_ut_get_object_type_name(source_desc)));
 
 			return_ACPI_STATUS(AE_AML_OPERAND_TYPE);
 		}
 
-		if (source_desc->buffer.length < ACPI_SMBUS_BUFFER_SIZE) {
+		if (obj_desc->field.region_obj->region.space_id ==
+		    ACPI_ADR_SPACE_SMBUS) {
+			length = ACPI_SMBUS_BUFFER_SIZE;
+			function =
+			    ACPI_WRITE | (obj_desc->field.attribute << 16);
+		} else {	/* IPMI */
+
+			length = ACPI_IPMI_BUFFER_SIZE;
+			function = ACPI_WRITE;
+		}
+
+		if (source_desc->buffer.length < length) {
 			ACPI_ERROR((AE_INFO,
-				    "SMBus write requires Buffer of length %X, found length %X",
-				    ACPI_SMBUS_BUFFER_SIZE,
-				    source_desc->buffer.length));
+				    "SMBus or IPMI write requires Buffer of length %X, found length %X",
+				    length, source_desc->buffer.length));
 
 			return_ACPI_STATUS(AE_AML_BUFFER_LIMIT);
 		}
 
-		buffer_desc =
-		    acpi_ut_create_buffer_object(ACPI_SMBUS_BUFFER_SIZE);
+		/* Create the bi-directional buffer */
+
+		buffer_desc = acpi_ut_create_buffer_object(length);
 		if (!buffer_desc) {
 			return_ACPI_STATUS(AE_NO_MEMORY);
 		}
 
 		buffer = buffer_desc->buffer.pointer;
-		ACPI_MEMCPY(buffer, source_desc->buffer.pointer,
-			    ACPI_SMBUS_BUFFER_SIZE);
+		ACPI_MEMCPY(buffer, source_desc->buffer.pointer, length);
 
 		/* Lock entire transaction if requested */
 
@@ -275,12 +305,10 @@ acpi_ex_write_data_to_field(union acpi_operand_object *source_desc,
 		/*
 		 * Perform the write (returns status and perhaps data in the
 		 * same buffer)
-		 * Note: SMBus protocol type is passed in upper 16-bits of Function.
 		 */
 		status = acpi_ex_access_region(obj_desc, 0,
 					       (acpi_integer *) buffer,
-					       ACPI_WRITE | (obj_desc->field.
-							     attribute << 16));
+					       function);
 		acpi_ex_release_global_lock(obj_desc->common_field.field_flags);
 
 		*result_desc = buffer_desc;
diff --git a/drivers/acpi/acpica/exfldio.c b/drivers/acpi/acpica/exfldio.c
index 6687be167f5f..d7b3b418fb45 100644
--- a/drivers/acpi/acpica/exfldio.c
+++ b/drivers/acpi/acpica/exfldio.c
@@ -120,12 +120,13 @@ acpi_ex_setup_region(union acpi_operand_object *obj_desc,
 	}
 
 	/*
-	 * Exit now for SMBus address space, it has a non-linear address space
+	 * Exit now for SMBus or IPMI address space, it has a non-linear address space
 	 * and the request cannot be directly validated
 	 */
-	if (rgn_desc->region.space_id == ACPI_ADR_SPACE_SMBUS) {
+	if (rgn_desc->region.space_id == ACPI_ADR_SPACE_SMBUS ||
+	    rgn_desc->region.space_id == ACPI_ADR_SPACE_IPMI) {
 
-		/* SMBus has a non-linear address space */
+		/* SMBus or IPMI has a non-linear address space */
 
 		return_ACPI_STATUS(AE_OK);
 	}
diff --git a/drivers/acpi/acpica/exregion.c b/drivers/acpi/acpica/exregion.c
index 3a54b737d2da..2bd83ac57c3a 100644
--- a/drivers/acpi/acpica/exregion.c
+++ b/drivers/acpi/acpica/exregion.c
@@ -77,7 +77,8 @@ acpi_ex_system_memory_space_handler(u32 function,
 	void *logical_addr_ptr = NULL;
 	struct acpi_mem_space_context *mem_info = region_context;
 	u32 length;
-	acpi_size window_size;
+	acpi_size map_length;
+	acpi_size page_boundary_map_length;
 #ifdef ACPI_MISALIGNMENT_NOT_SUPPORTED
 	u32 remainder;
 #endif
@@ -144,25 +145,39 @@ acpi_ex_system_memory_space_handler(u32 function,
 		}
 
 		/*
-		 * Don't attempt to map memory beyond the end of the region, and
-		 * constrain the maximum mapping size to something reasonable.
+		 * Attempt to map from the requested address to the end of the region.
+		 * However, we will never map more than one page, nor will we cross
+		 * a page boundary.
 		 */
-		window_size = (acpi_size)
+		map_length = (acpi_size)
 		    ((mem_info->address + mem_info->length) - address);
 
-		if (window_size > ACPI_SYSMEM_REGION_WINDOW_SIZE) {
-			window_size = ACPI_SYSMEM_REGION_WINDOW_SIZE;
+		/*
+		 * If mapping the entire remaining portion of the region will cross
+		 * a page boundary, just map up to the page boundary, do not cross.
+		 * On some systems, crossing a page boundary while mapping regions
+		 * can cause warnings if the pages have different attributes
+		 * due to resource management
+		 */
+		page_boundary_map_length =
+		    ACPI_ROUND_UP(address, ACPI_DEFAULT_PAGE_SIZE) - address;
+
+		if (!page_boundary_map_length) {
+			page_boundary_map_length = ACPI_DEFAULT_PAGE_SIZE;
+		}
+
+		if (map_length > page_boundary_map_length) {
+			map_length = page_boundary_map_length;
 		}
 
 		/* Create a new mapping starting at the address given */
 
-		mem_info->mapped_logical_address =
-			acpi_os_map_memory((acpi_physical_address) address, window_size);
+		mem_info->mapped_logical_address = acpi_os_map_memory((acpi_physical_address) address, map_length);
 		if (!mem_info->mapped_logical_address) {
 			ACPI_ERROR((AE_INFO,
 				    "Could not map memory at %8.8X%8.8X, size %X",
 				    ACPI_FORMAT_NATIVE_UINT(address),
-				    (u32) window_size));
+				    (u32) map_length));
 			mem_info->mapped_length = 0;
 			return_ACPI_STATUS(AE_NO_MEMORY);
 		}
@@ -170,7 +185,7 @@ acpi_ex_system_memory_space_handler(u32 function,
 		/* Save the physical address and mapping size */
 
 		mem_info->mapped_physical_address = address;
-		mem_info->mapped_length = window_size;
+		mem_info->mapped_length = map_length;
 	}
 
 	/*
diff --git a/drivers/acpi/acpica/exutils.c b/drivers/acpi/acpica/exutils.c
index 87730e944132..7d41f99f7052 100644
--- a/drivers/acpi/acpica/exutils.c
+++ b/drivers/acpi/acpica/exutils.c
@@ -358,50 +358,67 @@ static u32 acpi_ex_digits_needed(acpi_integer value, u32 base)
  *
  * FUNCTION:    acpi_ex_eisa_id_to_string
  *
- * PARAMETERS:  numeric_id      - EISA ID to be converted
+ * PARAMETERS:  compressed_id   - EISAID to be converted
  *              out_string      - Where to put the converted string (8 bytes)
  *
  * RETURN:      None
  *
- * DESCRIPTION: Convert a numeric EISA ID to string representation
+ * DESCRIPTION: Convert a numeric EISAID to string representation. Return
+ *              buffer must be large enough to hold the string. The string
+ *              returned is always exactly of length ACPI_EISAID_STRING_SIZE
+ *              (includes null terminator). The EISAID is always 32 bits.
  *
  ******************************************************************************/
 
-void acpi_ex_eisa_id_to_string(u32 numeric_id, char *out_string)
+void acpi_ex_eisa_id_to_string(char *out_string, acpi_integer compressed_id)
 {
-	u32 eisa_id;
+	u32 swapped_id;
 
 	ACPI_FUNCTION_ENTRY();
 
+	/* The EISAID should be a 32-bit integer */
+
+	if (compressed_id > ACPI_UINT32_MAX) {
+		ACPI_WARNING((AE_INFO,
+			      "Expected EISAID is larger than 32 bits: 0x%8.8X%8.8X, truncating",
+			      ACPI_FORMAT_UINT64(compressed_id)));
+	}
+
 	/* Swap ID to big-endian to get contiguous bits */
 
-	eisa_id = acpi_ut_dword_byte_swap(numeric_id);
+	swapped_id = acpi_ut_dword_byte_swap((u32)compressed_id);
 
-	out_string[0] = (char)('@' + (((unsigned long)eisa_id >> 26) & 0x1f));
-	out_string[1] = (char)('@' + ((eisa_id >> 21) & 0x1f));
-	out_string[2] = (char)('@' + ((eisa_id >> 16) & 0x1f));
-	out_string[3] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 12);
-	out_string[4] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 8);
-	out_string[5] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 4);
-	out_string[6] = acpi_ut_hex_to_ascii_char((acpi_integer) eisa_id, 0);
+	/* First 3 bytes are uppercase letters. Next 4 bytes are hexadecimal */
+
+	out_string[0] =
+	    (char)(0x40 + (((unsigned long)swapped_id >> 26) & 0x1F));
+	out_string[1] = (char)(0x40 + ((swapped_id >> 21) & 0x1F));
+	out_string[2] = (char)(0x40 + ((swapped_id >> 16) & 0x1F));
+	out_string[3] = acpi_ut_hex_to_ascii_char((acpi_integer)swapped_id, 12);
+	out_string[4] = acpi_ut_hex_to_ascii_char((acpi_integer)swapped_id, 8);
+	out_string[5] = acpi_ut_hex_to_ascii_char((acpi_integer)swapped_id, 4);
+	out_string[6] = acpi_ut_hex_to_ascii_char((acpi_integer)swapped_id, 0);
 	out_string[7] = 0;
 }
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ex_unsigned_integer_to_string
+ * FUNCTION:    acpi_ex_integer_to_string
  *
- * PARAMETERS:  Value           - Value to be converted
- *              out_string      - Where to put the converted string (8 bytes)
+ * PARAMETERS:  out_string      - Where to put the converted string. At least
+ *                                21 bytes are needed to hold the largest
+ *                                possible 64-bit integer.
+ *              Value           - Value to be converted
  *
  * RETURN:      None, string
  *
- * DESCRIPTION: Convert a number to string representation. Assumes string
- *              buffer is large enough to hold the string.
+ * DESCRIPTION: Convert a 64-bit integer to decimal string representation.
+ *              Assumes string buffer is large enough to hold the string. The
+ *              largest string is (ACPI_MAX64_DECIMAL_DIGITS + 1).
  *
  ******************************************************************************/
 
-void acpi_ex_unsigned_integer_to_string(acpi_integer value, char *out_string)
+void acpi_ex_integer_to_string(char *out_string, acpi_integer value)
 {
 	u32 count;
 	u32 digits_needed;
diff --git a/drivers/acpi/acpica/hwgpe.c b/drivers/acpi/acpica/hwgpe.c
index d3b7e37c9eed..c28c41b3180b 100644
--- a/drivers/acpi/acpica/hwgpe.c
+++ b/drivers/acpi/acpica/hwgpe.c
@@ -82,7 +82,7 @@ acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
 
 	/* Get current value of the enable register that contains this GPE */
 
-	status = acpi_read(&enable_mask, &gpe_register_info->enable_address);
+	status = acpi_hw_read(&enable_mask, &gpe_register_info->enable_address);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -95,7 +95,7 @@ acpi_status acpi_hw_low_disable_gpe(struct acpi_gpe_event_info *gpe_event_info)
 
 	/* Write the updated enable mask */
 
-	status = acpi_write(enable_mask, &gpe_register_info->enable_address);
+	status = acpi_hw_write(enable_mask, &gpe_register_info->enable_address);
 	return (status);
 }
 
@@ -130,8 +130,8 @@ acpi_hw_write_gpe_enable_reg(struct acpi_gpe_event_info * gpe_event_info)
 
 	/* Write the entire GPE (runtime) enable register */
 
-	status = acpi_write(gpe_register_info->enable_for_run,
-			    &gpe_register_info->enable_address);
+	status = acpi_hw_write(gpe_register_info->enable_for_run,
+			       &gpe_register_info->enable_address);
 
 	return (status);
 }
@@ -163,8 +163,8 @@ acpi_status acpi_hw_clear_gpe(struct acpi_gpe_event_info * gpe_event_info)
 	 * Write a one to the appropriate bit in the status register to
 	 * clear this GPE.
 	 */
-	status = acpi_write(register_bit,
-			    &gpe_event_info->register_info->status_address);
+	status = acpi_hw_write(register_bit,
+			       &gpe_event_info->register_info->status_address);
 
 	return (status);
 }
@@ -222,7 +222,7 @@ acpi_hw_get_gpe_status(struct acpi_gpe_event_info * gpe_event_info,
 
 	/* GPE currently active (status bit == 1)? */
 
-	status = acpi_read(&in_byte, &gpe_register_info->status_address);
+	status = acpi_hw_read(&in_byte, &gpe_register_info->status_address);
 	if (ACPI_FAILURE(status)) {
 		goto unlock_and_exit;
 	}
@@ -266,8 +266,8 @@ acpi_hw_disable_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 		/* Disable all GPEs in this register */
 
 		status =
-		    acpi_write(0x00,
-			       &gpe_block->register_info[i].enable_address);
+		    acpi_hw_write(0x00,
+				  &gpe_block->register_info[i].enable_address);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
@@ -303,8 +303,8 @@ acpi_hw_clear_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 		/* Clear status on all GPEs in this register */
 
 		status =
-		    acpi_write(0xFF,
-			       &gpe_block->register_info[i].status_address);
+		    acpi_hw_write(0xFF,
+				  &gpe_block->register_info[i].status_address);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
@@ -345,9 +345,9 @@ acpi_hw_enable_runtime_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 
 		/* Enable all "runtime" GPEs in this register */
 
-		status = acpi_write(gpe_block->register_info[i].enable_for_run,
-				    &gpe_block->register_info[i].
-				    enable_address);
+		status =
+		    acpi_hw_write(gpe_block->register_info[i].enable_for_run,
+				  &gpe_block->register_info[i].enable_address);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
@@ -387,9 +387,9 @@ acpi_hw_enable_wakeup_gpe_block(struct acpi_gpe_xrupt_info *gpe_xrupt_info,
 
 		/* Enable all "wake" GPEs in this register */
 
-		status = acpi_write(gpe_block->register_info[i].enable_for_wake,
-				    &gpe_block->register_info[i].
-				    enable_address);
+		status =
+		    acpi_hw_write(gpe_block->register_info[i].enable_for_wake,
+				  &gpe_block->register_info[i].enable_address);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
diff --git a/drivers/acpi/acpica/hwregs.c b/drivers/acpi/acpica/hwregs.c
index 23d5505cb1f7..15c9ed2be853 100644
--- a/drivers/acpi/acpica/hwregs.c
+++ b/drivers/acpi/acpica/hwregs.c
@@ -62,6 +62,184 @@ acpi_hw_write_multiple(u32 value,
 		       struct acpi_generic_address *register_a,
 		       struct acpi_generic_address *register_b);
 
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_validate_register
+ *
+ * PARAMETERS:  Reg                 - GAS register structure
+ *              max_bit_width       - Max bit_width supported (32 or 64)
+ *              Address             - Pointer to where the gas->address
+ *                                    is returned
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Validate the contents of a GAS register. Checks the GAS
+ *              pointer, Address, space_id, bit_width, and bit_offset.
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_hw_validate_register(struct acpi_generic_address *reg,
+			  u8 max_bit_width, u64 *address)
+{
+
+	/* Must have a valid pointer to a GAS structure */
+
+	if (!reg) {
+		return (AE_BAD_PARAMETER);
+	}
+
+	/*
+	 * Copy the target address. This handles possible alignment issues.
+	 * Address must not be null. A null address also indicates an optional
+	 * ACPI register that is not supported, so no error message.
+	 */
+	ACPI_MOVE_64_TO_64(address, &reg->address);
+	if (!(*address)) {
+		return (AE_BAD_ADDRESS);
+	}
+
+	/* Validate the space_iD */
+
+	if ((reg->space_id != ACPI_ADR_SPACE_SYSTEM_MEMORY) &&
+	    (reg->space_id != ACPI_ADR_SPACE_SYSTEM_IO)) {
+		ACPI_ERROR((AE_INFO,
+			    "Unsupported address space: 0x%X", reg->space_id));
+		return (AE_SUPPORT);
+	}
+
+	/* Validate the bit_width */
+
+	if ((reg->bit_width != 8) &&
+	    (reg->bit_width != 16) &&
+	    (reg->bit_width != 32) && (reg->bit_width != max_bit_width)) {
+		ACPI_ERROR((AE_INFO,
+			    "Unsupported register bit width: 0x%X",
+			    reg->bit_width));
+		return (AE_SUPPORT);
+	}
+
+	/* Validate the bit_offset. Just a warning for now. */
+
+	if (reg->bit_offset != 0) {
+		ACPI_WARNING((AE_INFO,
+			      "Unsupported register bit offset: 0x%X",
+			      reg->bit_offset));
+	}
+
+	return (AE_OK);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_read
+ *
+ * PARAMETERS:  Value               - Where the value is returned
+ *              Reg                 - GAS register structure
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Read from either memory or IO space. This is a 32-bit max
+ *              version of acpi_read, used internally since the overhead of
+ *              64-bit values is not needed.
+ *
+ * LIMITATIONS: <These limitations also apply to acpi_hw_write>
+ *      bit_width must be exactly 8, 16, or 32.
+ *      space_iD must be system_memory or system_iO.
+ *      bit_offset and access_width are currently ignored, as there has
+ *          not been a need to implement these.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_read(u32 *value, struct acpi_generic_address *reg)
+{
+	u64 address;
+	acpi_status status;
+
+	ACPI_FUNCTION_NAME(hw_read);
+
+	/* Validate contents of the GAS register */
+
+	status = acpi_hw_validate_register(reg, 32, &address);
+	if (ACPI_FAILURE(status)) {
+		return (status);
+	}
+
+	/* Initialize entire 32-bit return value to zero */
+
+	*value = 0;
+
+	/*
+	 * Two address spaces supported: Memory or IO. PCI_Config is
+	 * not supported here because the GAS structure is insufficient
+	 */
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+		status = acpi_os_read_memory((acpi_physical_address)
+					     address, value, reg->bit_width);
+	} else {		/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
+
+		status = acpi_hw_read_port((acpi_io_address)
+					   address, value, reg->bit_width);
+	}
+
+	ACPI_DEBUG_PRINT((ACPI_DB_IO,
+			  "Read:  %8.8X width %2d from %8.8X%8.8X (%s)\n",
+			  *value, reg->bit_width, ACPI_FORMAT_UINT64(address),
+			  acpi_ut_get_region_name(reg->space_id)));
+
+	return (status);
+}
+
+/******************************************************************************
+ *
+ * FUNCTION:    acpi_hw_write
+ *
+ * PARAMETERS:  Value               - Value to be written
+ *              Reg                 - GAS register structure
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Write to either memory or IO space. This is a 32-bit max
+ *              version of acpi_write, used internally since the overhead of
+ *              64-bit values is not needed.
+ *
+ ******************************************************************************/
+
+acpi_status acpi_hw_write(u32 value, struct acpi_generic_address *reg)
+{
+	u64 address;
+	acpi_status status;
+
+	ACPI_FUNCTION_NAME(hw_write);
+
+	/* Validate contents of the GAS register */
+
+	status = acpi_hw_validate_register(reg, 32, &address);
+	if (ACPI_FAILURE(status)) {
+		return (status);
+	}
+
+	/*
+	 * Two address spaces supported: Memory or IO. PCI_Config is
+	 * not supported here because the GAS structure is insufficient
+	 */
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+		status = acpi_os_write_memory((acpi_physical_address)
+					      address, value, reg->bit_width);
+	} else {		/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
+
+		status = acpi_hw_write_port((acpi_io_address)
+					    address, value, reg->bit_width);
+	}
+
+	ACPI_DEBUG_PRINT((ACPI_DB_IO,
+			  "Wrote: %8.8X width %2d   to %8.8X%8.8X (%s)\n",
+			  value, reg->bit_width, ACPI_FORMAT_UINT64(address),
+			  acpi_ut_get_region_name(reg->space_id)));
+
+	return (status);
+}
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_hw_clear_acpi_status
@@ -152,15 +330,16 @@ acpi_status acpi_hw_write_pm1_control(u32 pm1a_control, u32 pm1b_control)
 
 	ACPI_FUNCTION_TRACE(hw_write_pm1_control);
 
-	status = acpi_write(pm1a_control, &acpi_gbl_FADT.xpm1a_control_block);
+	status =
+	    acpi_hw_write(pm1a_control, &acpi_gbl_FADT.xpm1a_control_block);
 	if (ACPI_FAILURE(status)) {
 		return_ACPI_STATUS(status);
 	}
 
 	if (acpi_gbl_FADT.xpm1b_control_block.address) {
 		status =
-		    acpi_write(pm1b_control,
-			       &acpi_gbl_FADT.xpm1b_control_block);
+		    acpi_hw_write(pm1b_control,
+				  &acpi_gbl_FADT.xpm1b_control_block);
 	}
 	return_ACPI_STATUS(status);
 }
@@ -218,12 +397,13 @@ acpi_hw_register_read(u32 register_id, u32 * return_value)
 
 	case ACPI_REGISTER_PM2_CONTROL:	/* 8-bit access */
 
-		status = acpi_read(&value, &acpi_gbl_FADT.xpm2_control_block);
+		status =
+		    acpi_hw_read(&value, &acpi_gbl_FADT.xpm2_control_block);
 		break;
 
 	case ACPI_REGISTER_PM_TIMER:	/* 32-bit access */
 
-		status = acpi_read(&value, &acpi_gbl_FADT.xpm_timer_block);
+		status = acpi_hw_read(&value, &acpi_gbl_FADT.xpm_timer_block);
 		break;
 
 	case ACPI_REGISTER_SMI_COMMAND_BLOCK:	/* 8-bit access */
@@ -340,7 +520,8 @@ acpi_status acpi_hw_register_write(u32 register_id, u32 value)
 		 * as per the ACPI spec.
 		 */
 		status =
-		    acpi_read(&read_value, &acpi_gbl_FADT.xpm2_control_block);
+		    acpi_hw_read(&read_value,
+				 &acpi_gbl_FADT.xpm2_control_block);
 		if (ACPI_FAILURE(status)) {
 			goto exit;
 		}
@@ -350,12 +531,13 @@ acpi_status acpi_hw_register_write(u32 register_id, u32 value)
 		ACPI_INSERT_BITS(value, ACPI_PM2_CONTROL_PRESERVED_BITS,
 				 read_value);
 
-		status = acpi_write(value, &acpi_gbl_FADT.xpm2_control_block);
+		status =
+		    acpi_hw_write(value, &acpi_gbl_FADT.xpm2_control_block);
 		break;
 
 	case ACPI_REGISTER_PM_TIMER:	/* 32-bit access */
 
-		status = acpi_write(value, &acpi_gbl_FADT.xpm_timer_block);
+		status = acpi_hw_write(value, &acpi_gbl_FADT.xpm_timer_block);
 		break;
 
 	case ACPI_REGISTER_SMI_COMMAND_BLOCK:	/* 8-bit access */
@@ -401,7 +583,7 @@ acpi_hw_read_multiple(u32 *value,
 
 	/* The first register is always required */
 
-	status = acpi_read(&value_a, register_a);
+	status = acpi_hw_read(&value_a, register_a);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -409,7 +591,7 @@ acpi_hw_read_multiple(u32 *value,
 	/* Second register is optional */
 
 	if (register_b->address) {
-		status = acpi_read(&value_b, register_b);
+		status = acpi_hw_read(&value_b, register_b);
 		if (ACPI_FAILURE(status)) {
 			return (status);
 		}
@@ -452,7 +634,7 @@ acpi_hw_write_multiple(u32 value,
 
 	/* The first register is always required */
 
-	status = acpi_write(value, register_a);
+	status = acpi_hw_write(value, register_a);
 	if (ACPI_FAILURE(status)) {
 		return (status);
 	}
@@ -470,7 +652,7 @@ acpi_hw_write_multiple(u32 value,
 	 * and writes have no side effects"
 	 */
 	if (register_b->address) {
-		status = acpi_write(value, register_b);
+		status = acpi_hw_write(value, register_b);
 	}
 
 	return (status);
diff --git a/drivers/acpi/acpica/hwtimer.c b/drivers/acpi/acpica/hwtimer.c
index b7f522c8f023..6b282e85d039 100644
--- a/drivers/acpi/acpica/hwtimer.c
+++ b/drivers/acpi/acpica/hwtimer.c
@@ -100,7 +100,7 @@ acpi_status acpi_get_timer(u32 * ticks)
 	}
 
 	status =
-	    acpi_hw_low_level_read(32, ticks, &acpi_gbl_FADT.xpm_timer_block);
+	    acpi_hw_read(ticks, &acpi_gbl_FADT.xpm_timer_block);
 
 	return_ACPI_STATUS(status);
 }
diff --git a/drivers/acpi/acpica/hwxface.c b/drivers/acpi/acpica/hwxface.c
index 9829979f2bdd..647c7b6e6756 100644
--- a/drivers/acpi/acpica/hwxface.c
+++ b/drivers/acpi/acpica/hwxface.c
@@ -78,9 +78,22 @@ acpi_status acpi_reset(void)
 		return_ACPI_STATUS(AE_NOT_EXIST);
 	}
 
-	/* Write the reset value to the reset register */
+	if (reset_reg->space_id == ACPI_ADR_SPACE_SYSTEM_IO) {
+		/*
+		 * For I/O space, write directly to the OSL. This bypasses the port
+		 * validation mechanism, which may block a valid write to the reset
+		 * register.
+		 */
+		status =
+		    acpi_os_write_port((acpi_io_address) reset_reg->address,
+				       acpi_gbl_FADT.reset_value,
+				       reset_reg->bit_width);
+	} else {
+		/* Write the reset value to the reset register */
+
+		status = acpi_hw_write(acpi_gbl_FADT.reset_value, reset_reg);
+	}
 
-	status = acpi_write(acpi_gbl_FADT.reset_value, reset_reg);
 	return_ACPI_STATUS(status);
 }
 
@@ -97,67 +110,92 @@ ACPI_EXPORT_SYMBOL(acpi_reset)
  *
  * DESCRIPTION: Read from either memory or IO space.
  *
+ * LIMITATIONS: <These limitations also apply to acpi_write>
+ *      bit_width must be exactly 8, 16, 32, or 64.
+ *      space_iD must be system_memory or system_iO.
+ *      bit_offset and access_width are currently ignored, as there has
+ *          not been a need to implement these.
+ *
  ******************************************************************************/
-acpi_status acpi_read(u32 *value, struct acpi_generic_address *reg)
+acpi_status acpi_read(u64 *return_value, struct acpi_generic_address *reg)
 {
+	u32 value;
 	u32 width;
 	u64 address;
 	acpi_status status;
 
 	ACPI_FUNCTION_NAME(acpi_read);
 
-	/*
-	 * Must have a valid pointer to a GAS structure, and a non-zero address
-	 * within.
-	 */
-	if (!reg) {
+	if (!return_value) {
 		return (AE_BAD_PARAMETER);
 	}
 
-	/* Get a local copy of the address. Handles possible alignment issues */
+	/* Validate contents of the GAS register. Allow 64-bit transfers */
 
-	ACPI_MOVE_64_TO_64(&address, &reg->address);
-	if (!address) {
-		return (AE_BAD_ADDRESS);
+	status = acpi_hw_validate_register(reg, 64, &address);
+	if (ACPI_FAILURE(status)) {
+		return (status);
 	}
 
-	/* Supported widths are 8/16/32 */
-
 	width = reg->bit_width;
-	if ((width != 8) && (width != 16) && (width != 32)) {
-		return (AE_SUPPORT);
+	if (width == 64) {
+		width = 32;	/* Break into two 32-bit transfers */
 	}
 
-	/* Initialize entire 32-bit return value to zero */
+	/* Initialize entire 64-bit return value to zero */
 
-	*value = 0;
+	*return_value = 0;
+	value = 0;
 
 	/*
 	 * Two address spaces supported: Memory or IO. PCI_Config is
 	 * not supported here because the GAS structure is insufficient
 	 */
-	switch (reg->space_id) {
-	case ACPI_ADR_SPACE_SYSTEM_MEMORY:
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+		status = acpi_os_read_memory((acpi_physical_address)
+					     address, &value, width);
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
+		*return_value = value;
 
-		status = acpi_os_read_memory((acpi_physical_address) address,
-					     value, width);
-		break;
+		if (reg->bit_width == 64) {
 
-	case ACPI_ADR_SPACE_SYSTEM_IO:
+			/* Read the top 32 bits */
 
-		status =
-		    acpi_hw_read_port((acpi_io_address) address, value, width);
-		break;
+			status = acpi_os_read_memory((acpi_physical_address)
+						     (address + 4), &value, 32);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+			*return_value |= ((u64)value << 32);
+		}
+	} else {		/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
 
-	default:
-		ACPI_ERROR((AE_INFO,
-			    "Unsupported address space: %X", reg->space_id));
-		return (AE_BAD_PARAMETER);
+		status = acpi_hw_read_port((acpi_io_address)
+					   address, &value, width);
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
+		*return_value = value;
+
+		if (reg->bit_width == 64) {
+
+			/* Read the top 32 bits */
+
+			status = acpi_hw_read_port((acpi_io_address)
+						   (address + 4), &value, 32);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+			*return_value |= ((u64)value << 32);
+		}
 	}
 
 	ACPI_DEBUG_PRINT((ACPI_DB_IO,
-			  "Read:  %8.8X width %2d from %8.8X%8.8X (%s)\n",
-			  *value, width, ACPI_FORMAT_UINT64(address),
+			  "Read:  %8.8X%8.8X width %2d from %8.8X%8.8X (%s)\n",
+			  ACPI_FORMAT_UINT64(*return_value), reg->bit_width,
+			  ACPI_FORMAT_UINT64(address),
 			  acpi_ut_get_region_name(reg->space_id)));
 
 	return (status);
@@ -169,7 +207,7 @@ ACPI_EXPORT_SYMBOL(acpi_read)
  *
  * FUNCTION:    acpi_write
  *
- * PARAMETERS:  Value               - To be written
+ * PARAMETERS:  Value               - Value to be written
  *              Reg                 - GAS register structure
  *
  * RETURN:      Status
@@ -177,7 +215,7 @@ ACPI_EXPORT_SYMBOL(acpi_read)
  * DESCRIPTION: Write to either memory or IO space.
  *
  ******************************************************************************/
-acpi_status acpi_write(u32 value, struct acpi_generic_address *reg)
+acpi_status acpi_write(u64 value, struct acpi_generic_address *reg)
 {
 	u32 width;
 	u64 address;
@@ -185,54 +223,61 @@ acpi_status acpi_write(u32 value, struct acpi_generic_address *reg)
 
 	ACPI_FUNCTION_NAME(acpi_write);
 
-	/*
-	 * Must have a valid pointer to a GAS structure, and a non-zero address
-	 * within.
-	 */
-	if (!reg) {
-		return (AE_BAD_PARAMETER);
-	}
-
-	/* Get a local copy of the address. Handles possible alignment issues */
+	/* Validate contents of the GAS register. Allow 64-bit transfers */
 
-	ACPI_MOVE_64_TO_64(&address, &reg->address);
-	if (!address) {
-		return (AE_BAD_ADDRESS);
+	status = acpi_hw_validate_register(reg, 64, &address);
+	if (ACPI_FAILURE(status)) {
+		return (status);
 	}
 
-	/* Supported widths are 8/16/32 */
-
 	width = reg->bit_width;
-	if ((width != 8) && (width != 16) && (width != 32)) {
-		return (AE_SUPPORT);
+	if (width == 64) {
+		width = 32;	/* Break into two 32-bit transfers */
 	}
 
 	/*
-	 * Two address spaces supported: Memory or IO.
-	 * PCI_Config is not supported here because the GAS struct is insufficient
+	 * Two address spaces supported: Memory or IO. PCI_Config is
+	 * not supported here because the GAS structure is insufficient
 	 */
-	switch (reg->space_id) {
-	case ACPI_ADR_SPACE_SYSTEM_MEMORY:
-
-		status = acpi_os_write_memory((acpi_physical_address) address,
-					      value, width);
-		break;
+	if (reg->space_id == ACPI_ADR_SPACE_SYSTEM_MEMORY) {
+		status = acpi_os_write_memory((acpi_physical_address)
+					      address, ACPI_LODWORD(value),
+					      width);
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
 
-	case ACPI_ADR_SPACE_SYSTEM_IO:
+		if (reg->bit_width == 64) {
+			status = acpi_os_write_memory((acpi_physical_address)
+						      (address + 4),
+						      ACPI_HIDWORD(value), 32);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+		}
+	} else {		/* ACPI_ADR_SPACE_SYSTEM_IO, validated earlier */
 
-		status = acpi_hw_write_port((acpi_io_address) address, value,
+		status = acpi_hw_write_port((acpi_io_address)
+					    address, ACPI_LODWORD(value),
 					    width);
-		break;
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
 
-	default:
-		ACPI_ERROR((AE_INFO,
-			    "Unsupported address space: %X", reg->space_id));
-		return (AE_BAD_PARAMETER);
+		if (reg->bit_width == 64) {
+			status = acpi_hw_write_port((acpi_io_address)
+						    (address + 4),
+						    ACPI_HIDWORD(value), 32);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+		}
 	}
 
 	ACPI_DEBUG_PRINT((ACPI_DB_IO,
-			  "Wrote: %8.8X width %2d   to %8.8X%8.8X (%s)\n",
-			  value, width, ACPI_FORMAT_UINT64(address),
+			  "Wrote: %8.8X%8.8X width %2d   to %8.8X%8.8X (%s)\n",
+			  ACPI_FORMAT_UINT64(value), reg->bit_width,
+			  ACPI_FORMAT_UINT64(address),
 			  acpi_ut_get_region_name(reg->space_id)));
 
 	return (status);
diff --git a/drivers/acpi/acpica/nsalloc.c b/drivers/acpi/acpica/nsalloc.c
index efc971ab7d65..8a58a1b85aa0 100644
--- a/drivers/acpi/acpica/nsalloc.c
+++ b/drivers/acpi/acpica/nsalloc.c
@@ -96,17 +96,68 @@ struct acpi_namespace_node *acpi_ns_create_node(u32 name)
  *
  * RETURN:      None
  *
- * DESCRIPTION: Delete a namespace node
+ * DESCRIPTION: Delete a namespace node. All node deletions must come through
+ *              here. Detaches any attached objects, including any attached
+ *              data. If a handler is associated with attached data, it is
+ *              invoked before the node is deleted.
  *
  ******************************************************************************/
 
 void acpi_ns_delete_node(struct acpi_namespace_node *node)
 {
+	union acpi_operand_object *obj_desc;
+
+	ACPI_FUNCTION_NAME(ns_delete_node);
+
+	/* Detach an object if there is one */
+
+	acpi_ns_detach_object(node);
+
+	/*
+	 * Delete an attached data object if present (an object that was created
+	 * and attached via acpi_attach_data). Note: After any normal object is
+	 * detached above, the only possible remaining object is a data object.
+	 */
+	obj_desc = node->object;
+	if (obj_desc && (obj_desc->common.type == ACPI_TYPE_LOCAL_DATA)) {
+
+		/* Invoke the attached data deletion handler if present */
+
+		if (obj_desc->data.handler) {
+			obj_desc->data.handler(node, obj_desc->data.pointer);
+		}
+
+		acpi_ut_remove_reference(obj_desc);
+	}
+
+	/* Now we can delete the node */
+
+	(void)acpi_os_release_object(acpi_gbl_namespace_cache, node);
+
+	ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_freed++);
+	ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS, "Node %p, Remaining %X\n",
+			  node, acpi_gbl_current_node_count));
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_remove_node
+ *
+ * PARAMETERS:  Node            - Node to be removed/deleted
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Remove (unlink) and delete a namespace node
+ *
+ ******************************************************************************/
+
+void acpi_ns_remove_node(struct acpi_namespace_node *node)
+{
 	struct acpi_namespace_node *parent_node;
 	struct acpi_namespace_node *prev_node;
 	struct acpi_namespace_node *next_node;
 
-	ACPI_FUNCTION_TRACE_PTR(ns_delete_node, node);
+	ACPI_FUNCTION_TRACE_PTR(ns_remove_node, node);
 
 	parent_node = acpi_ns_get_parent_node(node);
 
@@ -142,12 +193,9 @@ void acpi_ns_delete_node(struct acpi_namespace_node *node)
 		}
 	}
 
-	ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_freed++);
-
-	/* Detach an object if there is one, then delete the node */
+	/* Delete the node and any attached objects */
 
-	acpi_ns_detach_object(node);
-	(void)acpi_os_release_object(acpi_gbl_namespace_cache, node);
+	acpi_ns_delete_node(node);
 	return_VOID;
 }
 
@@ -273,25 +321,11 @@ void acpi_ns_delete_children(struct acpi_namespace_node *parent_node)
 				    parent_node, child_node));
 		}
 
-		/* Now we can free this child object */
-
-		ACPI_MEM_TRACKING(acpi_gbl_ns_node_list->total_freed++);
-
-		ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
-				  "Object %p, Remaining %X\n", child_node,
-				  acpi_gbl_current_node_count));
-
-		/* Detach an object if there is one, then free the child node */
-
-		acpi_ns_detach_object(child_node);
-
-		/* Now we can delete the node */
-
-		(void)acpi_os_release_object(acpi_gbl_namespace_cache,
-					     child_node);
-
-		/* And move on to the next child in the list */
-
+		/*
+		 * Delete this child node and move on to the next child in the list.
+		 * No need to unlink the node since we are deleting the entire branch.
+		 */
+		acpi_ns_delete_node(child_node);
 		child_node = next_node;
 
 	} while (!(flags & ANOBJ_END_OF_PEER_LIST));
@@ -433,7 +467,7 @@ void acpi_ns_delete_namespace_by_owner(acpi_owner_id owner_id)
 
 		if (deletion_node) {
 			acpi_ns_delete_children(deletion_node);
-			acpi_ns_delete_node(deletion_node);
+			acpi_ns_remove_node(deletion_node);
 			deletion_node = NULL;
 		}
 
diff --git a/drivers/acpi/acpica/nsdumpdv.c b/drivers/acpi/acpica/nsdumpdv.c
index 41994fe7fbb8..0fe87f1aef16 100644
--- a/drivers/acpi/acpica/nsdumpdv.c
+++ b/drivers/acpi/acpica/nsdumpdv.c
@@ -70,7 +70,6 @@ static acpi_status
 acpi_ns_dump_one_device(acpi_handle obj_handle,
 			u32 level, void *context, void **return_value)
 {
-	struct acpi_buffer buffer;
 	struct acpi_device_info *info;
 	acpi_status status;
 	u32 i;
@@ -80,17 +79,15 @@ acpi_ns_dump_one_device(acpi_handle obj_handle,
 	status =
 	    acpi_ns_dump_one_object(obj_handle, level, context, return_value);
 
-	buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
-	status = acpi_get_object_info(obj_handle, &buffer);
+	status = acpi_get_object_info(obj_handle, &info);
 	if (ACPI_SUCCESS(status)) {
-		info = buffer.pointer;
 		for (i = 0; i < level; i++) {
 			ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES, " "));
 		}
 
 		ACPI_DEBUG_PRINT_RAW((ACPI_DB_TABLES,
 				      "    HID: %s, ADR: %8.8X%8.8X, Status: %X\n",
-				      info->hardware_id.value,
+				      info->hardware_id.string,
 				      ACPI_FORMAT_UINT64(info->address),
 				      info->current_status));
 		ACPI_FREE(info);
diff --git a/drivers/acpi/acpica/nseval.c b/drivers/acpi/acpica/nseval.c
index 8e7dec1176c9..846d1132feb1 100644
--- a/drivers/acpi/acpica/nseval.c
+++ b/drivers/acpi/acpica/nseval.c
@@ -50,6 +50,11 @@
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nseval")
 
+/* Local prototypes */
+static void
+acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
+			 struct acpi_evaluate_info *info);
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_evaluate
@@ -76,6 +81,7 @@ ACPI_MODULE_NAME("nseval")
  * MUTEX:       Locks interpreter
  *
  ******************************************************************************/
+
 acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
 {
 	acpi_status status;
@@ -276,3 +282,134 @@ acpi_status acpi_ns_evaluate(struct acpi_evaluate_info * info)
 	 */
 	return_ACPI_STATUS(status);
 }
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_exec_module_code_list
+ *
+ * PARAMETERS:  None
+ *
+ * RETURN:      None. Exceptions during method execution are ignored, since
+ *              we cannot abort a table load.
+ *
+ * DESCRIPTION: Execute all elements of the global module-level code list.
+ *              Each element is executed as a single control method.
+ *
+ ******************************************************************************/
+
+void acpi_ns_exec_module_code_list(void)
+{
+	union acpi_operand_object *prev;
+	union acpi_operand_object *next;
+	struct acpi_evaluate_info *info;
+	u32 method_count = 0;
+
+	ACPI_FUNCTION_TRACE(ns_exec_module_code_list);
+
+	/* Exit now if the list is empty */
+
+	next = acpi_gbl_module_code_list;
+	if (!next) {
+		return_VOID;
+	}
+
+	/* Allocate the evaluation information block */
+
+	info = ACPI_ALLOCATE(sizeof(struct acpi_evaluate_info));
+	if (!info) {
+		return_VOID;
+	}
+
+	/* Walk the list, executing each "method" */
+
+	while (next) {
+		prev = next;
+		next = next->method.mutex;
+
+		/* Clear the link field and execute the method */
+
+		prev->method.mutex = NULL;
+		acpi_ns_exec_module_code(prev, info);
+		method_count++;
+
+		/* Delete the (temporary) method object */
+
+		acpi_ut_remove_reference(prev);
+	}
+
+	ACPI_INFO((AE_INFO,
+		   "Executed %u blocks of module-level executable AML code",
+		   method_count));
+
+	ACPI_FREE(info);
+	acpi_gbl_module_code_list = NULL;
+	return_VOID;
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_exec_module_code
+ *
+ * PARAMETERS:  method_obj          - Object container for the module-level code
+ *              Info                - Info block for method evaluation
+ *
+ * RETURN:      None. Exceptions during method execution are ignored, since
+ *              we cannot abort a table load.
+ *
+ * DESCRIPTION: Execute a control method containing a block of module-level
+ *              executable AML code. The control method is temporarily
+ *              installed to the root node, then evaluated.
+ *
+ ******************************************************************************/
+
+static void
+acpi_ns_exec_module_code(union acpi_operand_object *method_obj,
+			 struct acpi_evaluate_info *info)
+{
+	union acpi_operand_object *root_obj;
+	acpi_status status;
+
+	ACPI_FUNCTION_TRACE(ns_exec_module_code);
+
+	/* Initialize the evaluation information block */
+
+	ACPI_MEMSET(info, 0, sizeof(struct acpi_evaluate_info));
+	info->prefix_node = acpi_gbl_root_node;
+
+	/*
+	 * Get the currently attached root object. Add a reference, because the
+	 * ref count will be decreased when the method object is installed to
+	 * the root node.
+	 */
+	root_obj = acpi_ns_get_attached_object(acpi_gbl_root_node);
+	acpi_ut_add_reference(root_obj);
+
+	/* Install the method (module-level code) in the root node */
+
+	status = acpi_ns_attach_object(acpi_gbl_root_node, method_obj,
+				       ACPI_TYPE_METHOD);
+	if (ACPI_FAILURE(status)) {
+		goto exit;
+	}
+
+	/* Execute the root node as a control method */
+
+	status = acpi_ns_evaluate(info);
+
+	ACPI_DEBUG_PRINT((ACPI_DB_INIT, "Executed module-level code at %p\n",
+			  method_obj->method.aml_start));
+
+	/* Detach the temporary method object */
+
+	acpi_ns_detach_object(acpi_gbl_root_node);
+
+	/* Restore the original root object */
+
+	status =
+	    acpi_ns_attach_object(acpi_gbl_root_node, root_obj,
+				  ACPI_TYPE_DEVICE);
+
+      exit:
+	acpi_ut_remove_reference(root_obj);
+	return_VOID;
+}
diff --git a/drivers/acpi/acpica/nsinit.c b/drivers/acpi/acpica/nsinit.c
index 2adfcf329e15..1d5b360eb25b 100644
--- a/drivers/acpi/acpica/nsinit.c
+++ b/drivers/acpi/acpica/nsinit.c
@@ -170,6 +170,21 @@ acpi_status acpi_ns_initialize_devices(void)
 		goto error_exit;
 	}
 
+	/*
+	 * Execute the "global" _INI method that may appear at the root. This
+	 * support is provided for Windows compatibility (Vista+) and is not
+	 * part of the ACPI specification.
+	 */
+	info.evaluate_info->prefix_node = acpi_gbl_root_node;
+	info.evaluate_info->pathname = METHOD_NAME__INI;
+	info.evaluate_info->parameters = NULL;
+	info.evaluate_info->flags = ACPI_IGNORE_RETURN_VALUE;
+
+	status = acpi_ns_evaluate(info.evaluate_info);
+	if (ACPI_SUCCESS(status)) {
+		info.num_INI++;
+	}
+
 	/* Walk namespace to execute all _INIs on present devices */
 
 	status = acpi_ns_walk_namespace(ACPI_TYPE_ANY, ACPI_ROOT_OBJECT,
diff --git a/drivers/acpi/acpica/nsload.c b/drivers/acpi/acpica/nsload.c
index dcd7a6adbbbc..a7234e60e985 100644
--- a/drivers/acpi/acpica/nsload.c
+++ b/drivers/acpi/acpica/nsload.c
@@ -270,8 +270,7 @@ static acpi_status acpi_ns_delete_subtree(acpi_handle start_handle)
 
 	/* Now delete the starting object, and we are done */
 
-	acpi_ns_delete_node(child_handle);
-
+	acpi_ns_remove_node(child_handle);
 	return_ACPI_STATUS(AE_OK);
 }
 
diff --git a/drivers/acpi/acpica/nspredef.c b/drivers/acpi/acpica/nspredef.c
index 7f8e066b12a3..f8427afeebdf 100644
--- a/drivers/acpi/acpica/nspredef.c
+++ b/drivers/acpi/acpica/nspredef.c
@@ -42,6 +42,8 @@
  * POSSIBILITY OF SUCH DAMAGES.
  */
 
+#define ACPI_CREATE_PREDEFINED_TABLE
+
 #include <acpi/acpi.h>
 #include "accommon.h"
 #include "acnamesp.h"
@@ -72,30 +74,31 @@ ACPI_MODULE_NAME("nspredef")
  ******************************************************************************/
 /* Local prototypes */
 static acpi_status
-acpi_ns_check_package(char *pathname,
-		      union acpi_operand_object **return_object_ptr,
-		      const union acpi_predefined_info *predefined);
+acpi_ns_check_package(struct acpi_predefined_data *data,
+		      union acpi_operand_object **return_object_ptr);
+
+static acpi_status
+acpi_ns_check_package_list(struct acpi_predefined_data *data,
+			   const union acpi_predefined_info *package,
+			   union acpi_operand_object **elements, u32 count);
 
 static acpi_status
-acpi_ns_check_package_elements(char *pathname,
+acpi_ns_check_package_elements(struct acpi_predefined_data *data,
 			       union acpi_operand_object **elements,
 			       u8 type1,
 			       u32 count1,
 			       u8 type2, u32 count2, u32 start_index);
 
 static acpi_status
-acpi_ns_check_object_type(char *pathname,
+acpi_ns_check_object_type(struct acpi_predefined_data *data,
 			  union acpi_operand_object **return_object_ptr,
 			  u32 expected_btypes, u32 package_index);
 
 static acpi_status
-acpi_ns_check_reference(char *pathname,
+acpi_ns_check_reference(struct acpi_predefined_data *data,
 			union acpi_operand_object *return_object);
 
-static acpi_status
-acpi_ns_repair_object(u32 expected_btypes,
-		      u32 package_index,
-		      union acpi_operand_object **return_object_ptr);
+static void acpi_ns_get_expected_types(char *buffer, u32 expected_btypes);
 
 /*
  * Names for the types that can be returned by the predefined objects.
@@ -109,13 +112,13 @@ static const char *acpi_rtype_names[] = {
 	"/Reference",
 };
 
-#define ACPI_NOT_PACKAGE    ACPI_UINT32_MAX
-
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_check_predefined_names
  *
  * PARAMETERS:  Node            - Namespace node for the method/object
+ *              user_param_count - Number of parameters actually passed
+ *              return_status   - Status from the object evaluation
  *              return_object_ptr - Pointer to the object returned from the
  *                                evaluation of a method or object
  *
@@ -135,12 +138,13 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
 	acpi_status status = AE_OK;
 	const union acpi_predefined_info *predefined;
 	char *pathname;
+	struct acpi_predefined_data *data;
 
 	/* Match the name for this method/object against the predefined list */
 
 	predefined = acpi_ns_check_for_predefined_name(node);
 
-	/* Get the full pathname to the object, for use in error messages */
+	/* Get the full pathname to the object, for use in warning messages */
 
 	pathname = acpi_ns_get_external_pathname(node);
 	if (!pathname) {
@@ -158,28 +162,17 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
 	/* If not a predefined name, we cannot validate the return object */
 
 	if (!predefined) {
-		goto exit;
-	}
-
-	/* If the method failed, we cannot validate the return object */
-
-	if ((return_status != AE_OK) && (return_status != AE_CTRL_RETURN_VALUE)) {
-		goto exit;
+		goto cleanup;
 	}
 
 	/*
-	 * Only validate the return value on the first successful evaluation of
-	 * the method. This ensures that any warnings will only be emitted during
-	 * the very first evaluation of the method/object.
+	 * If the method failed or did not actually return an object, we cannot
+	 * validate the return object
 	 */
-	if (node->flags & ANOBJ_EVALUATED) {
-		goto exit;
+	if ((return_status != AE_OK) && (return_status != AE_CTRL_RETURN_VALUE)) {
+		goto cleanup;
 	}
 
-	/* Mark the node as having been successfully evaluated */
-
-	node->flags |= ANOBJ_EVALUATED;
-
 	/*
 	 * If there is no return value, check if we require a return value for
 	 * this predefined name. Either one return value is expected, or none,
@@ -190,46 +183,67 @@ acpi_ns_check_predefined_names(struct acpi_namespace_node *node,
 	if (!return_object) {
 		if ((predefined->info.expected_btypes) &&
 		    (!(predefined->info.expected_btypes & ACPI_RTYPE_NONE))) {
-			ACPI_ERROR((AE_INFO,
-				    "%s: Missing expected return value",
-				    pathname));
+			ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+					      ACPI_WARN_ALWAYS,
+					      "Missing expected return value"));
 
 			status = AE_AML_NO_RETURN_VALUE;
 		}
-		goto exit;
+		goto cleanup;
 	}
 
 	/*
-	 * We have a return value, but if one wasn't expected, just exit, this is
-	 * not a problem
+	 * 1) We have a return value, but if one wasn't expected, just exit, this is
+	 * not a problem. For example, if the "Implicit Return" feature is
+	 * enabled, methods will always return a value.
 	 *
-	 * For example, if the "Implicit Return" feature is enabled, methods will
-	 * always return a value
+	 * 2) If the return value can be of any type, then we cannot perform any
+	 * validation, exit.
 	 */
-	if (!predefined->info.expected_btypes) {
-		goto exit;
+	if ((!predefined->info.expected_btypes) ||
+	    (predefined->info.expected_btypes == ACPI_RTYPE_ALL)) {
+		goto cleanup;
 	}
 
+	/* Create the parameter data block for object validation */
+
+	data = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_predefined_data));
+	if (!data) {
+		goto cleanup;
+	}
+	data->predefined = predefined;
+	data->node_flags = node->flags;
+	data->pathname = pathname;
+
 	/*
 	 * Check that the type of the return object is what is expected for
 	 * this predefined name
 	 */
-	status = acpi_ns_check_object_type(pathname, return_object_ptr,
+	status = acpi_ns_check_object_type(data, return_object_ptr,
 					   predefined->info.expected_btypes,
-					   ACPI_NOT_PACKAGE);
+					   ACPI_NOT_PACKAGE_ELEMENT);
 	if (ACPI_FAILURE(status)) {
-		goto exit;
+		goto check_validation_status;
 	}
 
 	/* For returned Package objects, check the type of all sub-objects */
 
 	if (return_object->common.type == ACPI_TYPE_PACKAGE) {
-		status =
-		    acpi_ns_check_package(pathname, return_object_ptr,
-					  predefined);
+		status = acpi_ns_check_package(data, return_object_ptr);
+	}
+
+check_validation_status:
+	/*
+	 * If the object validation failed or if we successfully repaired one
+	 * or more objects, mark the parent node to suppress further warning
+	 * messages during the next evaluation of the same method/object.
+	 */
+	if (ACPI_FAILURE(status) || (data->flags & ACPI_OBJECT_REPAIRED)) {
+		node->flags |= ANOBJ_EVALUATED;
 	}
+	ACPI_FREE(data);
 
-      exit:
+cleanup:
 	ACPI_FREE(pathname);
 	return (status);
 }
@@ -268,64 +282,58 @@ acpi_ns_check_parameter_count(char *pathname,
 		param_count = node->object->method.param_count;
 	}
 
-	/* Argument count check for non-predefined methods/objects */
-
 	if (!predefined) {
 		/*
+		 * Check the parameter count for non-predefined methods/objects.
+		 *
 		 * Warning if too few or too many arguments have been passed by the
 		 * caller. An incorrect number of arguments may not cause the method
 		 * to fail. However, the method will fail if there are too few
 		 * arguments and the method attempts to use one of the missing ones.
 		 */
 		if (user_param_count < param_count) {
-			ACPI_WARNING((AE_INFO,
-				      "%s: Insufficient arguments - needs %d, found %d",
-				      pathname, param_count, user_param_count));
+			ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+					      ACPI_WARN_ALWAYS,
+					      "Insufficient arguments - needs %u, found %u",
+					      param_count, user_param_count));
 		} else if (user_param_count > param_count) {
-			ACPI_WARNING((AE_INFO,
-				      "%s: Excess arguments - needs %d, found %d",
-				      pathname, param_count, user_param_count));
+			ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+					      ACPI_WARN_ALWAYS,
+					      "Excess arguments - needs %u, found %u",
+					      param_count, user_param_count));
 		}
 		return;
 	}
 
-	/* Allow two different legal argument counts (_SCP, etc.) */
-
+	/*
+	 * Validate the user-supplied parameter count.
+	 * Allow two different legal argument counts (_SCP, etc.)
+	 */
 	required_params_current = predefined->info.param_count & 0x0F;
 	required_params_old = predefined->info.param_count >> 4;
 
 	if (user_param_count != ACPI_UINT32_MAX) {
-
-		/* Validate the user-supplied parameter count */
-
 		if ((user_param_count != required_params_current) &&
 		    (user_param_count != required_params_old)) {
-			ACPI_WARNING((AE_INFO,
-				      "%s: Parameter count mismatch - "
-				      "caller passed %d, ACPI requires %d",
-				      pathname, user_param_count,
-				      required_params_current));
+			ACPI_WARN_PREDEFINED((AE_INFO, pathname,
+					      ACPI_WARN_ALWAYS,
+					      "Parameter count mismatch - "
+					      "caller passed %u, ACPI requires %u",
+					      user_param_count,
+					      required_params_current));
 		}
 	}
 
 	/*
-	 * Only validate the argument count on the first successful evaluation of
-	 * the method. This ensures that any warnings will only be emitted during
-	 * the very first evaluation of the method/object.
-	 */
-	if (node->flags & ANOBJ_EVALUATED) {
-		return;
-	}
-
-	/*
 	 * Check that the ASL-defined parameter count is what is expected for
-	 * this predefined name.
+	 * this predefined name (parameter count as defined by the ACPI
+	 * specification)
 	 */
 	if ((param_count != required_params_current) &&
 	    (param_count != required_params_old)) {
-		ACPI_WARNING((AE_INFO,
-			      "%s: Parameter count mismatch - ASL declared %d, ACPI requires %d",
-			      pathname, param_count, required_params_current));
+		ACPI_WARN_PREDEFINED((AE_INFO, pathname, node->flags,
+				      "Parameter count mismatch - ASL declared %u, ACPI requires %u",
+				      param_count, required_params_current));
 	}
 }
 
@@ -358,9 +366,6 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
 	this_name = predefined_names;
 	while (this_name->info.name[0]) {
 		if (ACPI_COMPARE_NAME(node->name.ascii, this_name->info.name)) {
-
-			/* Return pointer to this table entry */
-
 			return (this_name);
 		}
 
@@ -375,17 +380,16 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
 		this_name++;
 	}
 
-	return (NULL);
+	return (NULL);		/* Not found */
 }
 
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ns_check_package
  *
- * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
+ * PARAMETERS:  Data            - Pointer to validation data structure
  *              return_object_ptr - Pointer to the object returned from the
  *                                evaluation of a method or object
- *              Predefined      - Pointer to entry in predefined name table
  *
  * RETURN:      Status
  *
@@ -395,30 +399,26 @@ const union acpi_predefined_info *acpi_ns_check_for_predefined_name(struct
  ******************************************************************************/
 
 static acpi_status
-acpi_ns_check_package(char *pathname,
-		      union acpi_operand_object **return_object_ptr,
-		      const union acpi_predefined_info *predefined)
+acpi_ns_check_package(struct acpi_predefined_data *data,
+		      union acpi_operand_object **return_object_ptr)
 {
 	union acpi_operand_object *return_object = *return_object_ptr;
 	const union acpi_predefined_info *package;
-	union acpi_operand_object *sub_package;
 	union acpi_operand_object **elements;
-	union acpi_operand_object **sub_elements;
-	acpi_status status;
+	acpi_status status = AE_OK;
 	u32 expected_count;
 	u32 count;
 	u32 i;
-	u32 j;
 
 	ACPI_FUNCTION_NAME(ns_check_package);
 
 	/* The package info for this name is in the next table entry */
 
-	package = predefined + 1;
+	package = data->predefined + 1;
 
 	ACPI_DEBUG_PRINT((ACPI_DB_NAMES,
 			  "%s Validating return Package of Type %X, Count %X\n",
-			  pathname, package->ret_info.type,
+			  data->pathname, package->ret_info.type,
 			  return_object->package.count));
 
 	/* Extract package count and elements array */
@@ -429,9 +429,8 @@ acpi_ns_check_package(char *pathname,
 	/* The package must have at least one element, else invalid */
 
 	if (!count) {
-		ACPI_WARNING((AE_INFO,
-			      "%s: Return Package has no elements (empty)",
-			      pathname));
+		ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+				      "Return Package has no elements (empty)"));
 
 		return (AE_AML_OPERAND_VALUE);
 	}
@@ -456,15 +455,16 @@ acpi_ns_check_package(char *pathname,
 		if (count < expected_count) {
 			goto package_too_small;
 		} else if (count > expected_count) {
-			ACPI_WARNING((AE_INFO,
-				      "%s: Return Package is larger than needed - "
-				      "found %u, expected %u", pathname, count,
-				      expected_count));
+			ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
+					      data->node_flags,
+					      "Return Package is larger than needed - "
+					      "found %u, expected %u", count,
+					      expected_count));
 		}
 
 		/* Validate all elements of the returned package */
 
-		status = acpi_ns_check_package_elements(pathname, elements,
+		status = acpi_ns_check_package_elements(data, elements,
 							package->ret_info.
 							object_type1,
 							package->ret_info.
@@ -473,9 +473,6 @@ acpi_ns_check_package(char *pathname,
 							object_type2,
 							package->ret_info.
 							count2, 0);
-		if (ACPI_FAILURE(status)) {
-			return (status);
-		}
 		break;
 
 	case ACPI_PTYPE1_VAR:
@@ -485,7 +482,7 @@ acpi_ns_check_package(char *pathname,
 		 * elements must be of the same type
 		 */
 		for (i = 0; i < count; i++) {
-			status = acpi_ns_check_object_type(pathname, elements,
+			status = acpi_ns_check_object_type(data, elements,
 							   package->ret_info.
 							   object_type1, i);
 			if (ACPI_FAILURE(status)) {
@@ -517,8 +514,7 @@ acpi_ns_check_package(char *pathname,
 				/* These are the required package elements (0, 1, or 2) */
 
 				status =
-				    acpi_ns_check_object_type(pathname,
-							      elements,
+				    acpi_ns_check_object_type(data, elements,
 							      package->
 							      ret_info3.
 							      object_type[i],
@@ -530,8 +526,7 @@ acpi_ns_check_package(char *pathname,
 				/* These are the optional package elements */
 
 				status =
-				    acpi_ns_check_object_type(pathname,
-							      elements,
+				    acpi_ns_check_object_type(data, elements,
 							      package->
 							      ret_info3.
 							      tail_object_type,
@@ -544,11 +539,30 @@ acpi_ns_check_package(char *pathname,
 		}
 		break;
 
+	case ACPI_PTYPE2_REV_FIXED:
+
+		/* First element is the (Integer) revision */
+
+		status = acpi_ns_check_object_type(data, elements,
+						   ACPI_RTYPE_INTEGER, 0);
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
+
+		elements++;
+		count--;
+
+		/* Examine the sub-packages */
+
+		status =
+		    acpi_ns_check_package_list(data, package, elements, count);
+		break;
+
 	case ACPI_PTYPE2_PKG_COUNT:
 
 		/* First element is the (Integer) count of sub-packages to follow */
 
-		status = acpi_ns_check_object_type(pathname, elements,
+		status = acpi_ns_check_object_type(data, elements,
 						   ACPI_RTYPE_INTEGER, 0);
 		if (ACPI_FAILURE(status)) {
 			return (status);
@@ -566,9 +580,11 @@ acpi_ns_check_package(char *pathname,
 		count = expected_count;
 		elements++;
 
-		/* Now we can walk the sub-packages */
+		/* Examine the sub-packages */
 
-		/*lint -fallthrough */
+		status =
+		    acpi_ns_check_package_list(data, package, elements, count);
+		break;
 
 	case ACPI_PTYPE2:
 	case ACPI_PTYPE2_FIXED:
@@ -576,176 +592,240 @@ acpi_ns_check_package(char *pathname,
 	case ACPI_PTYPE2_COUNT:
 
 		/*
-		 * These types all return a single package that consists of a variable
-		 * number of sub-packages
+		 * These types all return a single Package that consists of a
+		 * variable number of sub-Packages.
+		 *
+		 * First, ensure that the first element is a sub-Package. If not,
+		 * the BIOS may have incorrectly returned the object as a single
+		 * package instead of a Package of Packages (a common error if
+		 * there is only one entry). We may be able to repair this by
+		 * wrapping the returned Package with a new outer Package.
 		 */
-		for (i = 0; i < count; i++) {
-			sub_package = *elements;
-			sub_elements = sub_package->package.elements;
+		if ((*elements)->common.type != ACPI_TYPE_PACKAGE) {
 
-			/* Each sub-object must be of type Package */
+			/* Create the new outer package and populate it */
 
 			status =
-			    acpi_ns_check_object_type(pathname, &sub_package,
-						      ACPI_RTYPE_PACKAGE, i);
+			    acpi_ns_repair_package_list(data,
+							return_object_ptr);
 			if (ACPI_FAILURE(status)) {
 				return (status);
 			}
 
-			/* Examine the different types of sub-packages */
+			/* Update locals to point to the new package (of 1 element) */
 
-			switch (package->ret_info.type) {
-			case ACPI_PTYPE2:
-			case ACPI_PTYPE2_PKG_COUNT:
+			return_object = *return_object_ptr;
+			elements = return_object->package.elements;
+			count = 1;
+		}
 
-				/* Each subpackage has a fixed number of elements */
+		/* Examine the sub-packages */
 
-				expected_count =
-				    package->ret_info.count1 +
-				    package->ret_info.count2;
-				if (sub_package->package.count !=
-				    expected_count) {
-					count = sub_package->package.count;
-					goto package_too_small;
-				}
+		status =
+		    acpi_ns_check_package_list(data, package, elements, count);
+		break;
 
-				status =
-				    acpi_ns_check_package_elements(pathname,
-								   sub_elements,
-								   package->
-								   ret_info.
-								   object_type1,
-								   package->
-								   ret_info.
-								   count1,
-								   package->
-								   ret_info.
-								   object_type2,
-								   package->
-								   ret_info.
-								   count2, 0);
-				if (ACPI_FAILURE(status)) {
-					return (status);
-				}
-				break;
+	default:
 
-			case ACPI_PTYPE2_FIXED:
+		/* Should not get here if predefined info table is correct */
 
-				/* Each sub-package has a fixed length */
+		ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+				      "Invalid internal return type in table entry: %X",
+				      package->ret_info.type));
 
-				expected_count = package->ret_info2.count;
-				if (sub_package->package.count < expected_count) {
-					count = sub_package->package.count;
-					goto package_too_small;
-				}
+		return (AE_AML_INTERNAL);
+	}
 
-				/* Check the type of each sub-package element */
+	return (status);
 
-				for (j = 0; j < expected_count; j++) {
-					status =
-					    acpi_ns_check_object_type(pathname,
-						&sub_elements[j],
-						package->ret_info2.object_type[j], j);
-					if (ACPI_FAILURE(status)) {
-						return (status);
-					}
-				}
-				break;
+package_too_small:
 
-			case ACPI_PTYPE2_MIN:
+	/* Error exit for the case with an incorrect package count */
 
-				/* Each sub-package has a variable but minimum length */
+	ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+			      "Return Package is too small - found %u elements, expected %u",
+			      count, expected_count));
 
-				expected_count = package->ret_info.count1;
-				if (sub_package->package.count < expected_count) {
-					count = sub_package->package.count;
-					goto package_too_small;
-				}
+	return (AE_AML_OPERAND_VALUE);
+}
 
-				/* Check the type of each sub-package element */
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_check_package_list
+ *
+ * PARAMETERS:  Data            - Pointer to validation data structure
+ *              Package         - Pointer to package-specific info for method
+ *              Elements        - Element list of parent package. All elements
+ *                                of this list should be of type Package.
+ *              Count           - Count of subpackages
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Examine a list of subpackages
+ *
+ ******************************************************************************/
 
-				status =
-				    acpi_ns_check_package_elements(pathname,
-								   sub_elements,
-								   package->
-								   ret_info.
-								   object_type1,
-								   sub_package->
-								   package.
-								   count, 0, 0,
-								   0);
-				if (ACPI_FAILURE(status)) {
-					return (status);
-				}
-				break;
+static acpi_status
+acpi_ns_check_package_list(struct acpi_predefined_data *data,
+			   const union acpi_predefined_info *package,
+			   union acpi_operand_object **elements, u32 count)
+{
+	union acpi_operand_object *sub_package;
+	union acpi_operand_object **sub_elements;
+	acpi_status status;
+	u32 expected_count;
+	u32 i;
+	u32 j;
 
-			case ACPI_PTYPE2_COUNT:
+	/* Validate each sub-Package in the parent Package */
 
-				/* First element is the (Integer) count of elements to follow */
+	for (i = 0; i < count; i++) {
+		sub_package = *elements;
+		sub_elements = sub_package->package.elements;
 
-				status =
-				    acpi_ns_check_object_type(pathname,
-							      sub_elements,
-							      ACPI_RTYPE_INTEGER,
-							      0);
-				if (ACPI_FAILURE(status)) {
-					return (status);
-				}
+		/* Each sub-object must be of type Package */
 
-				/* Make sure package is large enough for the Count */
+		status = acpi_ns_check_object_type(data, &sub_package,
+						   ACPI_RTYPE_PACKAGE, i);
+		if (ACPI_FAILURE(status)) {
+			return (status);
+		}
 
-				expected_count =
-				    (u32) (*sub_elements)->integer.value;
-				if (sub_package->package.count < expected_count) {
-					count = sub_package->package.count;
-					goto package_too_small;
-				}
+		/* Examine the different types of expected sub-packages */
+
+		switch (package->ret_info.type) {
+		case ACPI_PTYPE2:
+		case ACPI_PTYPE2_PKG_COUNT:
+		case ACPI_PTYPE2_REV_FIXED:
+
+			/* Each subpackage has a fixed number of elements */
+
+			expected_count =
+			    package->ret_info.count1 + package->ret_info.count2;
+			if (sub_package->package.count < expected_count) {
+				goto package_too_small;
+			}
+
+			status =
+			    acpi_ns_check_package_elements(data, sub_elements,
+							   package->ret_info.
+							   object_type1,
+							   package->ret_info.
+							   count1,
+							   package->ret_info.
+							   object_type2,
+							   package->ret_info.
+							   count2, 0);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+			break;
 
-				/* Check the type of each sub-package element */
+		case ACPI_PTYPE2_FIXED:
 
+			/* Each sub-package has a fixed length */
+
+			expected_count = package->ret_info2.count;
+			if (sub_package->package.count < expected_count) {
+				goto package_too_small;
+			}
+
+			/* Check the type of each sub-package element */
+
+			for (j = 0; j < expected_count; j++) {
 				status =
-				    acpi_ns_check_package_elements(pathname,
-								   (sub_elements
-								    + 1),
-								   package->
-								   ret_info.
-								   object_type1,
-								   (expected_count
-								    - 1), 0, 0,
-								   1);
+				    acpi_ns_check_object_type(data,
+							      &sub_elements[j],
+							      package->
+							      ret_info2.
+							      object_type[j],
+							      j);
 				if (ACPI_FAILURE(status)) {
 					return (status);
 				}
-				break;
+			}
+			break;
+
+		case ACPI_PTYPE2_MIN:
 
-			default:
-				break;
+			/* Each sub-package has a variable but minimum length */
+
+			expected_count = package->ret_info.count1;
+			if (sub_package->package.count < expected_count) {
+				goto package_too_small;
 			}
 
-			elements++;
-		}
-		break;
+			/* Check the type of each sub-package element */
 
-	default:
+			status =
+			    acpi_ns_check_package_elements(data, sub_elements,
+							   package->ret_info.
+							   object_type1,
+							   sub_package->package.
+							   count, 0, 0, 0);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+			break;
 
-		/* Should not get here if predefined info table is correct */
+		case ACPI_PTYPE2_COUNT:
+
+			/*
+			 * First element is the (Integer) count of elements, including
+			 * the count field.
+			 */
+			status = acpi_ns_check_object_type(data, sub_elements,
+							   ACPI_RTYPE_INTEGER,
+							   0);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
 
-		ACPI_WARNING((AE_INFO,
-			      "%s: Invalid internal return type in table entry: %X",
-			      pathname, package->ret_info.type));
+			/*
+			 * Make sure package is large enough for the Count and is
+			 * is as large as the minimum size
+			 */
+			expected_count = (u32)(*sub_elements)->integer.value;
+			if (sub_package->package.count < expected_count) {
+				goto package_too_small;
+			}
+			if (sub_package->package.count <
+			    package->ret_info.count1) {
+				expected_count = package->ret_info.count1;
+				goto package_too_small;
+			}
 
-		return (AE_AML_INTERNAL);
+			/* Check the type of each sub-package element */
+
+			status =
+			    acpi_ns_check_package_elements(data,
+							   (sub_elements + 1),
+							   package->ret_info.
+							   object_type1,
+							   (expected_count - 1),
+							   0, 0, 1);
+			if (ACPI_FAILURE(status)) {
+				return (status);
+			}
+			break;
+
+		default:	/* Should not get here, type was validated by caller */
+
+			return (AE_AML_INTERNAL);
+		}
+
+		elements++;
 	}
 
 	return (AE_OK);
 
-      package_too_small:
+package_too_small:
 
-	/* Error exit for the case with an incorrect package count */
+	/* The sub-package count was smaller than required */
 
-	ACPI_WARNING((AE_INFO, "%s: Return Package is too small - "
-		      "found %u, expected %u", pathname, count,
-		      expected_count));
+	ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+			      "Return Sub-Package[%u] is too small - found %u elements, expected %u",
+			      i, sub_package->package.count, expected_count));
 
 	return (AE_AML_OPERAND_VALUE);
 }
@@ -754,7 +834,7 @@ acpi_ns_check_package(char *pathname,
  *
  * FUNCTION:    acpi_ns_check_package_elements
  *
- * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
+ * PARAMETERS:  Data            - Pointer to validation data structure
  *              Elements        - Pointer to the package elements array
  *              Type1           - Object type for first group
  *              Count1          - Count for first group
@@ -770,7 +850,7 @@ acpi_ns_check_package(char *pathname,
  ******************************************************************************/
 
 static acpi_status
-acpi_ns_check_package_elements(char *pathname,
+acpi_ns_check_package_elements(struct acpi_predefined_data *data,
 			       union acpi_operand_object **elements,
 			       u8 type1,
 			       u32 count1,
@@ -786,7 +866,7 @@ acpi_ns_check_package_elements(char *pathname,
 	 * The second group can have a count of zero.
 	 */
 	for (i = 0; i < count1; i++) {
-		status = acpi_ns_check_object_type(pathname, this_element,
+		status = acpi_ns_check_object_type(data, this_element,
 						   type1, i + start_index);
 		if (ACPI_FAILURE(status)) {
 			return (status);
@@ -795,7 +875,7 @@ acpi_ns_check_package_elements(char *pathname,
 	}
 
 	for (i = 0; i < count2; i++) {
-		status = acpi_ns_check_object_type(pathname, this_element,
+		status = acpi_ns_check_object_type(data, this_element,
 						   type2,
 						   (i + count1 + start_index));
 		if (ACPI_FAILURE(status)) {
@@ -811,12 +891,13 @@ acpi_ns_check_package_elements(char *pathname,
  *
  * FUNCTION:    acpi_ns_check_object_type
  *
- * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
+ * PARAMETERS:  Data            - Pointer to validation data structure
  *              return_object_ptr - Pointer to the object returned from the
  *                                evaluation of a method or object
  *              expected_btypes - Bitmap of expected return type(s)
  *              package_index   - Index of object within parent package (if
- *                                applicable - ACPI_NOT_PACKAGE otherwise)
+ *                                applicable - ACPI_NOT_PACKAGE_ELEMENT
+ *                                otherwise)
  *
  * RETURN:      Status
  *
@@ -826,7 +907,7 @@ acpi_ns_check_package_elements(char *pathname,
  ******************************************************************************/
 
 static acpi_status
-acpi_ns_check_object_type(char *pathname,
+acpi_ns_check_object_type(struct acpi_predefined_data *data,
 			  union acpi_operand_object **return_object_ptr,
 			  u32 expected_btypes, u32 package_index)
 {
@@ -834,9 +915,6 @@ acpi_ns_check_object_type(char *pathname,
 	acpi_status status = AE_OK;
 	u32 return_btype;
 	char type_buffer[48];	/* Room for 5 types */
-	u32 this_rtype;
-	u32 i;
-	u32 j;
 
 	/*
 	 * If we get a NULL return_object here, it is a NULL package element,
@@ -849,10 +927,11 @@ acpi_ns_check_object_type(char *pathname,
 	/* A Namespace node should not get here, but make sure */
 
 	if (ACPI_GET_DESCRIPTOR_TYPE(return_object) == ACPI_DESC_TYPE_NAMED) {
-		ACPI_WARNING((AE_INFO,
-			      "%s: Invalid return type - Found a Namespace node [%4.4s] type %s",
-			      pathname, return_object->node.name.ascii,
-			      acpi_ut_get_type_name(return_object->node.type)));
+		ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+				      "Invalid return type - Found a Namespace node [%4.4s] type %s",
+				      return_object->node.name.ascii,
+				      acpi_ut_get_type_name(return_object->node.
+							    type)));
 		return (AE_AML_OPERAND_TYPE);
 	}
 
@@ -897,10 +976,11 @@ acpi_ns_check_object_type(char *pathname,
 
 		/* Type mismatch -- attempt repair of the returned object */
 
-		status = acpi_ns_repair_object(expected_btypes, package_index,
+		status = acpi_ns_repair_object(data, expected_btypes,
+					       package_index,
 					       return_object_ptr);
 		if (ACPI_SUCCESS(status)) {
-			return (status);
+			return (AE_OK);	/* Repair was successful */
 		}
 		goto type_error_exit;
 	}
@@ -908,7 +988,7 @@ acpi_ns_check_object_type(char *pathname,
 	/* For reference objects, check that the reference type is correct */
 
 	if (return_object->common.type == ACPI_TYPE_LOCAL_REFERENCE) {
-		status = acpi_ns_check_reference(pathname, return_object);
+		status = acpi_ns_check_reference(data, return_object);
 	}
 
 	return (status);
@@ -917,33 +997,19 @@ acpi_ns_check_object_type(char *pathname,
 
 	/* Create a string with all expected types for this predefined object */
 
-	j = 1;
-	type_buffer[0] = 0;
-	this_rtype = ACPI_RTYPE_INTEGER;
-
-	for (i = 0; i < ACPI_NUM_RTYPES; i++) {
-
-		/* If one of the expected types, concatenate the name of this type */
-
-		if (expected_btypes & this_rtype) {
-			ACPI_STRCAT(type_buffer, &acpi_rtype_names[i][j]);
-			j = 0;	/* Use name separator from now on */
-		}
-		this_rtype <<= 1;	/* Next Rtype */
-	}
+	acpi_ns_get_expected_types(type_buffer, expected_btypes);
 
-	if (package_index == ACPI_NOT_PACKAGE) {
-		ACPI_WARNING((AE_INFO,
-			      "%s: Return type mismatch - found %s, expected %s",
-			      pathname,
-			      acpi_ut_get_object_type_name(return_object),
-			      type_buffer));
+	if (package_index == ACPI_NOT_PACKAGE_ELEMENT) {
+		ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+				      "Return type mismatch - found %s, expected %s",
+				      acpi_ut_get_object_type_name
+				      (return_object), type_buffer));
 	} else {
-		ACPI_WARNING((AE_INFO,
-			      "%s: Return Package type mismatch at index %u - "
-			      "found %s, expected %s", pathname, package_index,
-			      acpi_ut_get_object_type_name(return_object),
-			      type_buffer));
+		ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+				      "Return Package type mismatch at index %u - "
+				      "found %s, expected %s", package_index,
+				      acpi_ut_get_object_type_name
+				      (return_object), type_buffer));
 	}
 
 	return (AE_AML_OPERAND_TYPE);
@@ -953,7 +1019,7 @@ acpi_ns_check_object_type(char *pathname,
  *
  * FUNCTION:    acpi_ns_check_reference
  *
- * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
+ * PARAMETERS:  Data            - Pointer to validation data structure
  *              return_object   - Object returned from the evaluation of a
  *                                method or object
  *
@@ -966,7 +1032,7 @@ acpi_ns_check_object_type(char *pathname,
  ******************************************************************************/
 
 static acpi_status
-acpi_ns_check_reference(char *pathname,
+acpi_ns_check_reference(struct acpi_predefined_data *data,
 			union acpi_operand_object *return_object)
 {
 
@@ -979,94 +1045,46 @@ acpi_ns_check_reference(char *pathname,
 		return (AE_OK);
 	}
 
-	ACPI_WARNING((AE_INFO,
-		      "%s: Return type mismatch - "
-		      "unexpected reference object type [%s] %2.2X",
-		      pathname, acpi_ut_get_reference_name(return_object),
-		      return_object->reference.class));
+	ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+			      "Return type mismatch - unexpected reference object type [%s] %2.2X",
+			      acpi_ut_get_reference_name(return_object),
+			      return_object->reference.class));
 
 	return (AE_AML_OPERAND_TYPE);
 }
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ns_repair_object
+ * FUNCTION:    acpi_ns_get_expected_types
  *
- * PARAMETERS:  Pathname        - Full pathname to the node (for error msgs)
- *              package_index   - Used to determine if target is in a package
- *              return_object_ptr - Pointer to the object returned from the
- *                                evaluation of a method or object
+ * PARAMETERS:  Buffer          - Pointer to where the string is returned
+ *              expected_btypes - Bitmap of expected return type(s)
  *
- * RETURN:      Status. AE_OK if repair was successful.
+ * RETURN:      Buffer is populated with type names.
  *
- * DESCRIPTION: Attempt to repair/convert a return object of a type that was
- *              not expected.
+ * DESCRIPTION: Translate the expected types bitmap into a string of ascii
+ *              names of expected types, for use in warning messages.
  *
  ******************************************************************************/
 
-static acpi_status
-acpi_ns_repair_object(u32 expected_btypes,
-		      u32 package_index,
-		      union acpi_operand_object **return_object_ptr)
+static void acpi_ns_get_expected_types(char *buffer, u32 expected_btypes)
 {
-	union acpi_operand_object *return_object = *return_object_ptr;
-	union acpi_operand_object *new_object;
-	acpi_size length;
-
-	switch (return_object->common.type) {
-	case ACPI_TYPE_BUFFER:
-
-		if (!(expected_btypes & ACPI_RTYPE_STRING)) {
-			return (AE_AML_OPERAND_TYPE);
-		}
-
-		/*
-		 * Have a Buffer, expected a String, convert. Use a to_string
-		 * conversion, no transform performed on the buffer data. The best
-		 * example of this is the _BIF method, where the string data from
-		 * the battery is often (incorrectly) returned as buffer object(s).
-		 */
-		length = 0;
-		while ((length < return_object->buffer.length) &&
-		       (return_object->buffer.pointer[length])) {
-			length++;
-		}
-
-		/* Allocate a new string object */
-
-		new_object = acpi_ut_create_string_object(length);
-		if (!new_object) {
-			return (AE_NO_MEMORY);
-		}
+	u32 this_rtype;
+	u32 i;
+	u32 j;
 
-		/*
-		 * Copy the raw buffer data with no transform. String is already NULL
-		 * terminated at Length+1.
-		 */
-		ACPI_MEMCPY(new_object->string.pointer,
-			    return_object->buffer.pointer, length);
+	j = 1;
+	buffer[0] = 0;
+	this_rtype = ACPI_RTYPE_INTEGER;
 
-		/* Install the new return object */
+	for (i = 0; i < ACPI_NUM_RTYPES; i++) {
 
-		acpi_ut_remove_reference(return_object);
-		*return_object_ptr = new_object;
+		/* If one of the expected types, concatenate the name of this type */
 
-		/*
-		 * If the object is a package element, we need to:
-		 * 1. Decrement the reference count of the orignal object, it was
-		 *    incremented when building the package
-		 * 2. Increment the reference count of the new object, it will be
-		 *    decremented when releasing the package
-		 */
-		if (package_index != ACPI_NOT_PACKAGE) {
-			acpi_ut_remove_reference(return_object);
-			acpi_ut_add_reference(new_object);
+		if (expected_btypes & this_rtype) {
+			ACPI_STRCAT(buffer, &acpi_rtype_names[i][j]);
+			j = 0;	/* Use name separator from now on */
 		}
-		return (AE_OK);
-
-	default:
-		break;
+		this_rtype <<= 1;	/* Next Rtype */
 	}
-
-	return (AE_AML_OPERAND_TYPE);
 }
diff --git a/drivers/acpi/acpica/nsrepair.c b/drivers/acpi/acpica/nsrepair.c
new file mode 100644
index 000000000000..db2b2a99c3a8
--- /dev/null
+++ b/drivers/acpi/acpica/nsrepair.c
@@ -0,0 +1,203 @@
+/******************************************************************************
+ *
+ * Module Name: nsrepair - Repair for objects returned by predefined methods
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2009, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acnamesp.h"
+#include "acpredef.h"
+
+#define _COMPONENT          ACPI_NAMESPACE
+ACPI_MODULE_NAME("nsrepair")
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_repair_object
+ *
+ * PARAMETERS:  Data                - Pointer to validation data structure
+ *              expected_btypes     - Object types expected
+ *              package_index       - Index of object within parent package (if
+ *                                    applicable - ACPI_NOT_PACKAGE_ELEMENT
+ *                                    otherwise)
+ *              return_object_ptr   - Pointer to the object returned from the
+ *                                    evaluation of a method or object
+ *
+ * RETURN:      Status. AE_OK if repair was successful.
+ *
+ * DESCRIPTION: Attempt to repair/convert a return object of a type that was
+ *              not expected.
+ *
+ ******************************************************************************/
+acpi_status
+acpi_ns_repair_object(struct acpi_predefined_data *data,
+		      u32 expected_btypes,
+		      u32 package_index,
+		      union acpi_operand_object **return_object_ptr)
+{
+	union acpi_operand_object *return_object = *return_object_ptr;
+	union acpi_operand_object *new_object;
+	acpi_size length;
+
+	switch (return_object->common.type) {
+	case ACPI_TYPE_BUFFER:
+
+		/* Does the method/object legally return a string? */
+
+		if (!(expected_btypes & ACPI_RTYPE_STRING)) {
+			return (AE_AML_OPERAND_TYPE);
+		}
+
+		/*
+		 * Have a Buffer, expected a String, convert. Use a to_string
+		 * conversion, no transform performed on the buffer data. The best
+		 * example of this is the _BIF method, where the string data from
+		 * the battery is often (incorrectly) returned as buffer object(s).
+		 */
+		length = 0;
+		while ((length < return_object->buffer.length) &&
+		       (return_object->buffer.pointer[length])) {
+			length++;
+		}
+
+		/* Allocate a new string object */
+
+		new_object = acpi_ut_create_string_object(length);
+		if (!new_object) {
+			return (AE_NO_MEMORY);
+		}
+
+		/*
+		 * Copy the raw buffer data with no transform. String is already NULL
+		 * terminated at Length+1.
+		 */
+		ACPI_MEMCPY(new_object->string.pointer,
+			    return_object->buffer.pointer, length);
+
+		/*
+		 * If the original object is a package element, we need to:
+		 * 1. Set the reference count of the new object to match the
+		 *    reference count of the old object.
+		 * 2. Decrement the reference count of the original object.
+		 */
+		if (package_index != ACPI_NOT_PACKAGE_ELEMENT) {
+			new_object->common.reference_count =
+			    return_object->common.reference_count;
+
+			if (return_object->common.reference_count > 1) {
+				return_object->common.reference_count--;
+			}
+
+			ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
+					      data->node_flags,
+					      "Converted Buffer to expected String at index %u",
+					      package_index));
+		} else {
+			ACPI_WARN_PREDEFINED((AE_INFO, data->pathname,
+					      data->node_flags,
+					      "Converted Buffer to expected String"));
+		}
+
+		/* Delete old object, install the new return object */
+
+		acpi_ut_remove_reference(return_object);
+		*return_object_ptr = new_object;
+		data->flags |= ACPI_OBJECT_REPAIRED;
+		return (AE_OK);
+
+	default:
+		break;
+	}
+
+	return (AE_AML_OPERAND_TYPE);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ns_repair_package_list
+ *
+ * PARAMETERS:  Data                - Pointer to validation data structure
+ *              obj_desc_ptr        - Pointer to the object to repair. The new
+ *                                    package object is returned here,
+ *                                    overwriting the old object.
+ *
+ * RETURN:      Status, new object in *obj_desc_ptr
+ *
+ * DESCRIPTION: Repair a common problem with objects that are defined to return
+ *              a variable-length Package of Packages. If the variable-length
+ *              is one, some BIOS code mistakenly simply declares a single
+ *              Package instead of a Package with one sub-Package. This
+ *              function attempts to repair this error by wrapping a Package
+ *              object around the original Package, creating the correct
+ *              Package with one sub-Package.
+ *
+ *              Names that can be repaired in this manner include:
+ *              _ALR, _CSD, _HPX, _MLS, _PRT, _PSS, _TRT, TSS
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ns_repair_package_list(struct acpi_predefined_data *data,
+			    union acpi_operand_object **obj_desc_ptr)
+{
+	union acpi_operand_object *pkg_obj_desc;
+
+	/*
+	 * Create the new outer package and populate it. The new package will
+	 * have a single element, the lone subpackage.
+	 */
+	pkg_obj_desc = acpi_ut_create_package_object(1);
+	if (!pkg_obj_desc) {
+		return (AE_NO_MEMORY);
+	}
+
+	pkg_obj_desc->package.elements[0] = *obj_desc_ptr;
+
+	/* Return the new object in the object pointer */
+
+	*obj_desc_ptr = pkg_obj_desc;
+	data->flags |= ACPI_OBJECT_REPAIRED;
+
+	ACPI_WARN_PREDEFINED((AE_INFO, data->pathname, data->node_flags,
+			      "Incorrectly formed Package, attempting repair"));
+
+	return (AE_OK);
+}
diff --git a/drivers/acpi/acpica/nsutils.c b/drivers/acpi/acpica/nsutils.c
index 78277ed08339..ea55ab4f9849 100644
--- a/drivers/acpi/acpica/nsutils.c
+++ b/drivers/acpi/acpica/nsutils.c
@@ -88,7 +88,8 @@ acpi_ns_report_error(const char *module_name,
 
 		/* There is a non-ascii character in the name */
 
-		ACPI_MOVE_32_TO_32(&bad_name, internal_name);
+		ACPI_MOVE_32_TO_32(&bad_name,
+				   ACPI_CAST_PTR(u32, internal_name));
 		acpi_os_printf("[0x%4.4X] (NON-ASCII)", bad_name);
 	} else {
 		/* Convert path to external format */
@@ -836,7 +837,7 @@ acpi_ns_get_node(struct acpi_namespace_node *prefix_node,
 	acpi_status status;
 	char *internal_path;
 
-	ACPI_FUNCTION_TRACE_PTR(ns_get_node, pathname);
+	ACPI_FUNCTION_TRACE_PTR(ns_get_node, ACPI_CAST_PTR(char, pathname));
 
 	if (!pathname) {
 		*return_node = prefix_node;
diff --git a/drivers/acpi/acpica/nsxfeval.c b/drivers/acpi/acpica/nsxfeval.c
index daf4ad37896d..4929dbdbc8f0 100644
--- a/drivers/acpi/acpica/nsxfeval.c
+++ b/drivers/acpi/acpica/nsxfeval.c
@@ -535,10 +535,11 @@ acpi_ns_get_device_callback(acpi_handle obj_handle,
 	acpi_status status;
 	struct acpi_namespace_node *node;
 	u32 flags;
-	struct acpica_device_id hid;
-	struct acpi_compatible_id_list *cid;
+	struct acpica_device_id *hid;
+	struct acpica_device_id_list *cid;
 	u32 i;
-	int found;
+	u8 found;
+	int no_match;
 
 	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
 	if (ACPI_FAILURE(status)) {
@@ -582,10 +583,14 @@ acpi_ns_get_device_callback(acpi_handle obj_handle,
 			return (AE_CTRL_DEPTH);
 		}
 
-		if (ACPI_STRNCMP(hid.value, info->hid, sizeof(hid.value)) != 0) {
-
-			/* Get the list of Compatible IDs */
+		no_match = ACPI_STRCMP(hid->string, info->hid);
+		ACPI_FREE(hid);
 
+		if (no_match) {
+			/*
+			 * HID does not match, attempt match within the
+			 * list of Compatible IDs (CIDs)
+			 */
 			status = acpi_ut_execute_CID(node, &cid);
 			if (status == AE_NOT_FOUND) {
 				return (AE_OK);
@@ -597,10 +602,8 @@ acpi_ns_get_device_callback(acpi_handle obj_handle,
 
 			found = 0;
 			for (i = 0; i < cid->count; i++) {
-				if (ACPI_STRNCMP(cid->id[i].value, info->hid,
-						 sizeof(struct
-							acpi_compatible_id)) ==
-				    0) {
+				if (ACPI_STRCMP(cid->ids[i].string, info->hid)
+				    == 0) {
 					found = 1;
 					break;
 				}
diff --git a/drivers/acpi/acpica/nsxfname.c b/drivers/acpi/acpica/nsxfname.c
index f23593d6add4..ddc84af6336e 100644
--- a/drivers/acpi/acpica/nsxfname.c
+++ b/drivers/acpi/acpica/nsxfname.c
@@ -51,6 +51,11 @@
 #define _COMPONENT          ACPI_NAMESPACE
 ACPI_MODULE_NAME("nsxfname")
 
+/* Local prototypes */
+static char *acpi_ns_copy_device_id(struct acpica_device_id *dest,
+				    struct acpica_device_id *source,
+				    char *string_area);
+
 /******************************************************************************
  *
  * FUNCTION:    acpi_get_handle
@@ -68,6 +73,7 @@ ACPI_MODULE_NAME("nsxfname")
  *              namespace handle.
  *
  ******************************************************************************/
+
 acpi_status
 acpi_get_handle(acpi_handle parent,
 		acpi_string pathname, acpi_handle * ret_handle)
@@ -210,10 +216,38 @@ ACPI_EXPORT_SYMBOL(acpi_get_name)
 
 /******************************************************************************
  *
+ * FUNCTION:    acpi_ns_copy_device_id
+ *
+ * PARAMETERS:  Dest                - Pointer to the destination DEVICE_ID
+ *              Source              - Pointer to the source DEVICE_ID
+ *              string_area         - Pointer to where to copy the dest string
+ *
+ * RETURN:      Pointer to the next string area
+ *
+ * DESCRIPTION: Copy a single DEVICE_ID, including the string data.
+ *
+ ******************************************************************************/
+static char *acpi_ns_copy_device_id(struct acpica_device_id *dest,
+				    struct acpica_device_id *source,
+				    char *string_area)
+{
+	/* Create the destination DEVICE_ID */
+
+	dest->string = string_area;
+	dest->length = source->length;
+
+	/* Copy actual string and return a pointer to the next string area */
+
+	ACPI_MEMCPY(string_area, source->string, source->length);
+	return (string_area + source->length);
+}
+
+/******************************************************************************
+ *
  * FUNCTION:    acpi_get_object_info
  *
- * PARAMETERS:  Handle          - Object Handle
- *              Buffer          - Where the info is returned
+ * PARAMETERS:  Handle              - Object Handle
+ *              return_buffer       - Where the info is returned
  *
  * RETURN:      Status
  *
@@ -221,33 +255,37 @@ ACPI_EXPORT_SYMBOL(acpi_get_name)
  *              namespace node and possibly by running several standard
  *              control methods (Such as in the case of a device.)
  *
+ * For Device and Processor objects, run the Device _HID, _UID, _CID, _STA,
+ * _ADR, _sx_w, and _sx_d methods.
+ *
+ * Note: Allocates the return buffer, must be freed by the caller.
+ *
  ******************************************************************************/
+
 acpi_status
-acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
+acpi_get_object_info(acpi_handle handle,
+		     struct acpi_device_info **return_buffer)
 {
-	acpi_status status;
 	struct acpi_namespace_node *node;
 	struct acpi_device_info *info;
-	struct acpi_device_info *return_info;
-	struct acpi_compatible_id_list *cid_list = NULL;
-	acpi_size size;
+	struct acpica_device_id_list *cid_list = NULL;
+	struct acpica_device_id *hid = NULL;
+	struct acpica_device_id *uid = NULL;
+	char *next_id_string;
+	acpi_object_type type;
+	acpi_name name;
+	u8 param_count = 0;
+	u8 valid = 0;
+	u32 info_size;
+	u32 i;
+	acpi_status status;
 
 	/* Parameter validation */
 
-	if (!handle || !buffer) {
+	if (!handle || !return_buffer) {
 		return (AE_BAD_PARAMETER);
 	}
 
-	status = acpi_ut_validate_buffer(buffer);
-	if (ACPI_FAILURE(status)) {
-		return (status);
-	}
-
-	info = ACPI_ALLOCATE_ZEROED(sizeof(struct acpi_device_info));
-	if (!info) {
-		return (AE_NO_MEMORY);
-	}
-
 	status = acpi_ut_acquire_mutex(ACPI_MTX_NAMESPACE);
 	if (ACPI_FAILURE(status)) {
 		goto cleanup;
@@ -256,66 +294,91 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
 	node = acpi_ns_map_handle_to_node(handle);
 	if (!node) {
 		(void)acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
-		status = AE_BAD_PARAMETER;
-		goto cleanup;
+		return (AE_BAD_PARAMETER);
 	}
 
-	/* Init return structure */
-
-	size = sizeof(struct acpi_device_info);
+	/* Get the namespace node data while the namespace is locked */
 
-	info->type = node->type;
-	info->name = node->name.integer;
-	info->valid = 0;
+	info_size = sizeof(struct acpi_device_info);
+	type = node->type;
+	name = node->name.integer;
 
 	if (node->type == ACPI_TYPE_METHOD) {
-		info->param_count = node->object->method.param_count;
+		param_count = node->object->method.param_count;
 	}
 
 	status = acpi_ut_release_mutex(ACPI_MTX_NAMESPACE);
 	if (ACPI_FAILURE(status)) {
-		goto cleanup;
+		return (status);
 	}
 
-	/* If not a device, we are all done */
-
-	if (info->type == ACPI_TYPE_DEVICE) {
+	if ((type == ACPI_TYPE_DEVICE) || (type == ACPI_TYPE_PROCESSOR)) {
 		/*
-		 * Get extra info for ACPI Devices objects only:
-		 * Run the Device _HID, _UID, _CID, _STA, _ADR and _sx_d methods.
+		 * Get extra info for ACPI Device/Processor objects only:
+		 * Run the Device _HID, _UID, and _CID methods.
 		 *
 		 * Note: none of these methods are required, so they may or may
-		 * not be present for this device.  The Info->Valid bitfield is used
-		 * to indicate which methods were found and ran successfully.
+		 * not be present for this device. The Info->Valid bitfield is used
+		 * to indicate which methods were found and run successfully.
 		 */
 
 		/* Execute the Device._HID method */
 
-		status = acpi_ut_execute_HID(node, &info->hardware_id);
+		status = acpi_ut_execute_HID(node, &hid);
 		if (ACPI_SUCCESS(status)) {
-			info->valid |= ACPI_VALID_HID;
+			info_size += hid->length;
+			valid |= ACPI_VALID_HID;
 		}
 
 		/* Execute the Device._UID method */
 
-		status = acpi_ut_execute_UID(node, &info->unique_id);
+		status = acpi_ut_execute_UID(node, &uid);
 		if (ACPI_SUCCESS(status)) {
-			info->valid |= ACPI_VALID_UID;
+			info_size += uid->length;
+			valid |= ACPI_VALID_UID;
 		}
 
 		/* Execute the Device._CID method */
 
 		status = acpi_ut_execute_CID(node, &cid_list);
 		if (ACPI_SUCCESS(status)) {
-			size += cid_list->size;
-			info->valid |= ACPI_VALID_CID;
+
+			/* Add size of CID strings and CID pointer array */
+
+			info_size +=
+			    (cid_list->list_size -
+			     sizeof(struct acpica_device_id_list));
+			valid |= ACPI_VALID_CID;
 		}
+	}
+
+	/*
+	 * Now that we have the variable-length data, we can allocate the
+	 * return buffer
+	 */
+	info = ACPI_ALLOCATE_ZEROED(info_size);
+	if (!info) {
+		status = AE_NO_MEMORY;
+		goto cleanup;
+	}
+
+	/* Get the fixed-length data */
+
+	if ((type == ACPI_TYPE_DEVICE) || (type == ACPI_TYPE_PROCESSOR)) {
+		/*
+		 * Get extra info for ACPI Device/Processor objects only:
+		 * Run the _STA, _ADR and, sx_w, and _sx_d methods.
+		 *
+		 * Note: none of these methods are required, so they may or may
+		 * not be present for this device. The Info->Valid bitfield is used
+		 * to indicate which methods were found and run successfully.
+		 */
 
 		/* Execute the Device._STA method */
 
 		status = acpi_ut_execute_STA(node, &info->current_status);
 		if (ACPI_SUCCESS(status)) {
-			info->valid |= ACPI_VALID_STA;
+			valid |= ACPI_VALID_STA;
 		}
 
 		/* Execute the Device._ADR method */
@@ -323,36 +386,100 @@ acpi_get_object_info(acpi_handle handle, struct acpi_buffer * buffer)
 		status = acpi_ut_evaluate_numeric_object(METHOD_NAME__ADR, node,
 							 &info->address);
 		if (ACPI_SUCCESS(status)) {
-			info->valid |= ACPI_VALID_ADR;
+			valid |= ACPI_VALID_ADR;
+		}
+
+		/* Execute the Device._sx_w methods */
+
+		status = acpi_ut_execute_power_methods(node,
+						       acpi_gbl_lowest_dstate_names,
+						       ACPI_NUM_sx_w_METHODS,
+						       info->lowest_dstates);
+		if (ACPI_SUCCESS(status)) {
+			valid |= ACPI_VALID_SXWS;
 		}
 
 		/* Execute the Device._sx_d methods */
 
-		status = acpi_ut_execute_sxds(node, info->highest_dstates);
+		status = acpi_ut_execute_power_methods(node,
+						       acpi_gbl_highest_dstate_names,
+						       ACPI_NUM_sx_d_METHODS,
+						       info->highest_dstates);
 		if (ACPI_SUCCESS(status)) {
-			info->valid |= ACPI_VALID_SXDS;
+			valid |= ACPI_VALID_SXDS;
 		}
 	}
 
-	/* Validate/Allocate/Clear caller buffer */
+	/*
+	 * Create a pointer to the string area of the return buffer.
+	 * Point to the end of the base struct acpi_device_info structure.
+	 */
+	next_id_string = ACPI_CAST_PTR(char, info->compatible_id_list.ids);
+	if (cid_list) {
 
-	status = acpi_ut_initialize_buffer(buffer, size);
-	if (ACPI_FAILURE(status)) {
-		goto cleanup;
+		/* Point past the CID DEVICE_ID array */
+
+		next_id_string +=
+		    ((acpi_size) cid_list->count *
+		     sizeof(struct acpica_device_id));
 	}
 
-	/* Populate the return buffer */
+	/*
+	 * Copy the HID, UID, and CIDs to the return buffer. The variable-length
+	 * strings are copied to the reserved area at the end of the buffer.
+	 *
+	 * For HID and CID, check if the ID is a PCI Root Bridge.
+	 */
+	if (hid) {
+		next_id_string = acpi_ns_copy_device_id(&info->hardware_id,
+							hid, next_id_string);
+
+		if (acpi_ut_is_pci_root_bridge(hid->string)) {
+			info->flags |= ACPI_PCI_ROOT_BRIDGE;
+		}
+	}
 
-	return_info = buffer->pointer;
-	ACPI_MEMCPY(return_info, info, sizeof(struct acpi_device_info));
+	if (uid) {
+		next_id_string = acpi_ns_copy_device_id(&info->unique_id,
+							uid, next_id_string);
+	}
 
 	if (cid_list) {
-		ACPI_MEMCPY(&return_info->compatibility_id, cid_list,
-			    cid_list->size);
+		info->compatible_id_list.count = cid_list->count;
+		info->compatible_id_list.list_size = cid_list->list_size;
+
+		/* Copy each CID */
+
+		for (i = 0; i < cid_list->count; i++) {
+			next_id_string =
+			    acpi_ns_copy_device_id(&info->compatible_id_list.
+						   ids[i], &cid_list->ids[i],
+						   next_id_string);
+
+			if (acpi_ut_is_pci_root_bridge(cid_list->ids[i].string)) {
+				info->flags |= ACPI_PCI_ROOT_BRIDGE;
+			}
+		}
 	}
 
+	/* Copy the fixed-length data */
+
+	info->info_size = info_size;
+	info->type = type;
+	info->name = name;
+	info->param_count = param_count;
+	info->valid = valid;
+
+	*return_buffer = info;
+	status = AE_OK;
+
       cleanup:
-	ACPI_FREE(info);
+	if (hid) {
+		ACPI_FREE(hid);
+	}
+	if (uid) {
+		ACPI_FREE(uid);
+	}
 	if (cid_list) {
 		ACPI_FREE(cid_list);
 	}
diff --git a/drivers/acpi/acpica/psloop.c b/drivers/acpi/acpica/psloop.c
index c5f6ce19a401..cd7995b3aed4 100644
--- a/drivers/acpi/acpica/psloop.c
+++ b/drivers/acpi/acpica/psloop.c
@@ -86,6 +86,9 @@ static acpi_status
 acpi_ps_complete_final_op(struct acpi_walk_state *walk_state,
 			  union acpi_parse_object *op, acpi_status status);
 
+static void
+acpi_ps_link_module_code(u8 *aml_start, u32 aml_length, acpi_owner_id owner_id);
+
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ps_get_aml_opcode
@@ -390,6 +393,7 @@ acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
 {
 	acpi_status status = AE_OK;
 	union acpi_parse_object *arg = NULL;
+	const struct acpi_opcode_info *op_info;
 
 	ACPI_FUNCTION_TRACE_PTR(ps_get_arguments, walk_state);
 
@@ -449,13 +453,11 @@ acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
 			INCREMENT_ARG_LIST(walk_state->arg_types);
 		}
 
-		/* Special processing for certain opcodes */
-
-		/* TBD (remove): Temporary mechanism to disable this code if needed */
-
-#ifdef ACPI_ENABLE_MODULE_LEVEL_CODE
-
-		if ((walk_state->pass_number <= ACPI_IMODE_LOAD_PASS1) &&
+		/*
+		 * Handle executable code at "module-level". This refers to
+		 * executable opcodes that appear outside of any control method.
+		 */
+		if ((walk_state->pass_number <= ACPI_IMODE_LOAD_PASS2) &&
 		    ((walk_state->parse_flags & ACPI_PARSE_DISASSEMBLE) == 0)) {
 			/*
 			 * We want to skip If/Else/While constructs during Pass1 because we
@@ -469,6 +471,23 @@ acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
 			case AML_ELSE_OP:
 			case AML_WHILE_OP:
 
+				/*
+				 * Currently supported module-level opcodes are:
+				 * IF/ELSE/WHILE. These appear to be the most common,
+				 * and easiest to support since they open an AML
+				 * package.
+				 */
+				if (walk_state->pass_number ==
+				    ACPI_IMODE_LOAD_PASS1) {
+					acpi_ps_link_module_code(aml_op_start,
+								 walk_state->
+								 parser_state.
+								 pkg_end -
+								 aml_op_start,
+								 walk_state->
+								 owner_id);
+				}
+
 				ACPI_DEBUG_PRINT((ACPI_DB_PARSE,
 						  "Pass1: Skipping an If/Else/While body\n"));
 
@@ -480,10 +499,34 @@ acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
 				break;
 
 			default:
+				/*
+				 * Check for an unsupported executable opcode at module
+				 * level. We must be in PASS1, the parent must be a SCOPE,
+				 * The opcode class must be EXECUTE, and the opcode must
+				 * not be an argument to another opcode.
+				 */
+				if ((walk_state->pass_number ==
+				     ACPI_IMODE_LOAD_PASS1)
+				    && (op->common.parent->common.aml_opcode ==
+					AML_SCOPE_OP)) {
+					op_info =
+					    acpi_ps_get_opcode_info(op->common.
+								    aml_opcode);
+					if ((op_info->class ==
+					     AML_CLASS_EXECUTE) && (!arg)) {
+						ACPI_WARNING((AE_INFO,
+							      "Detected an unsupported executable opcode "
+							      "at module-level: [0x%.4X] at table offset 0x%.4X",
+							      op->common.aml_opcode,
+							      (u32)((aml_op_start - walk_state->parser_state.aml_start)
+								+ sizeof(struct acpi_table_header))));
+					}
+				}
 				break;
 			}
 		}
-#endif
+
+		/* Special processing for certain opcodes */
 
 		switch (op->common.aml_opcode) {
 		case AML_METHOD_OP:
@@ -553,6 +596,66 @@ acpi_ps_get_arguments(struct acpi_walk_state *walk_state,
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_ps_link_module_code
+ *
+ * PARAMETERS:  aml_start           - Pointer to the AML
+ *              aml_length          - Length of executable AML
+ *              owner_id            - owner_id of module level code
+ *
+ * RETURN:      None.
+ *
+ * DESCRIPTION: Wrap the module-level code with a method object and link the
+ *              object to the global list. Note, the mutex field of the method
+ *              object is used to link multiple module-level code objects.
+ *
+ ******************************************************************************/
+
+static void
+acpi_ps_link_module_code(u8 *aml_start, u32 aml_length, acpi_owner_id owner_id)
+{
+	union acpi_operand_object *prev;
+	union acpi_operand_object *next;
+	union acpi_operand_object *method_obj;
+
+	/* Get the tail of the list */
+
+	prev = next = acpi_gbl_module_code_list;
+	while (next) {
+		prev = next;
+		next = next->method.mutex;
+	}
+
+	/*
+	 * Insert the module level code into the list. Merge it if it is
+	 * adjacent to the previous element.
+	 */
+	if (!prev ||
+	    ((prev->method.aml_start + prev->method.aml_length) != aml_start)) {
+
+		/* Create, initialize, and link a new temporary method object */
+
+		method_obj = acpi_ut_create_internal_object(ACPI_TYPE_METHOD);
+		if (!method_obj) {
+			return;
+		}
+
+		method_obj->method.aml_start = aml_start;
+		method_obj->method.aml_length = aml_length;
+		method_obj->method.owner_id = owner_id;
+		method_obj->method.flags |= AOPOBJ_MODULE_LEVEL;
+
+		if (!prev) {
+			acpi_gbl_module_code_list = method_obj;
+		} else {
+			prev->method.mutex = method_obj;
+		}
+	} else {
+		prev->method.aml_length += aml_length;
+	}
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_ps_complete_op
  *
  * PARAMETERS:  walk_state          - Current state
diff --git a/drivers/acpi/acpica/psxface.c b/drivers/acpi/acpica/psxface.c
index ff06032c0f06..dd9731c29a79 100644
--- a/drivers/acpi/acpica/psxface.c
+++ b/drivers/acpi/acpica/psxface.c
@@ -280,6 +280,10 @@ acpi_status acpi_ps_execute_method(struct acpi_evaluate_info *info)
 		goto cleanup;
 	}
 
+	if (info->obj_desc->method.flags & AOPOBJ_MODULE_LEVEL) {
+		walk_state->parse_flags |= ACPI_PARSE_MODULE_LEVEL;
+	}
+
 	/* Invoke an internal method if necessary */
 
 	if (info->obj_desc->method.method_flags & AML_METHOD_INTERNAL_ONLY) {
diff --git a/drivers/acpi/acpica/tbfadt.c b/drivers/acpi/acpica/tbfadt.c
index 82b02dcb942e..c016335fb759 100644
--- a/drivers/acpi/acpica/tbfadt.c
+++ b/drivers/acpi/acpica/tbfadt.c
@@ -275,7 +275,6 @@ void acpi_tb_parse_fadt(u32 table_index)
 
 void acpi_tb_create_local_fadt(struct acpi_table_header *table, u32 length)
 {
-
 	/*
 	 * Check if the FADT is larger than the largest table that we expect
 	 * (the ACPI 2.0/3.0 version). If so, truncate the table, and issue
diff --git a/drivers/acpi/acpica/tbutils.c b/drivers/acpi/acpica/tbutils.c
index ef7d2c2d8f0b..1f15497f00d1 100644
--- a/drivers/acpi/acpica/tbutils.c
+++ b/drivers/acpi/acpica/tbutils.c
@@ -49,6 +49,12 @@
 ACPI_MODULE_NAME("tbutils")
 
 /* Local prototypes */
+static void acpi_tb_fix_string(char *string, acpi_size length);
+
+static void
+acpi_tb_cleanup_table_header(struct acpi_table_header *out_header,
+			     struct acpi_table_header *header);
+
 static acpi_physical_address
 acpi_tb_get_root_table_entry(u8 *table_entry, u32 table_entry_size);
 
@@ -161,6 +167,59 @@ u8 acpi_tb_tables_loaded(void)
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_tb_fix_string
+ *
+ * PARAMETERS:  String              - String to be repaired
+ *              Length              - Maximum length
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Replace every non-printable or non-ascii byte in the string
+ *              with a question mark '?'.
+ *
+ ******************************************************************************/
+
+static void acpi_tb_fix_string(char *string, acpi_size length)
+{
+
+	while (length && *string) {
+		if (!ACPI_IS_PRINT(*string)) {
+			*string = '?';
+		}
+		string++;
+		length--;
+	}
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_tb_cleanup_table_header
+ *
+ * PARAMETERS:  out_header          - Where the cleaned header is returned
+ *              Header              - Input ACPI table header
+ *
+ * RETURN:      Returns the cleaned header in out_header
+ *
+ * DESCRIPTION: Copy the table header and ensure that all "string" fields in
+ *              the header consist of printable characters.
+ *
+ ******************************************************************************/
+
+static void
+acpi_tb_cleanup_table_header(struct acpi_table_header *out_header,
+			     struct acpi_table_header *header)
+{
+
+	ACPI_MEMCPY(out_header, header, sizeof(struct acpi_table_header));
+
+	acpi_tb_fix_string(out_header->signature, ACPI_NAME_SIZE);
+	acpi_tb_fix_string(out_header->oem_id, ACPI_OEM_ID_SIZE);
+	acpi_tb_fix_string(out_header->oem_table_id, ACPI_OEM_TABLE_ID_SIZE);
+	acpi_tb_fix_string(out_header->asl_compiler_id, ACPI_NAME_SIZE);
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_tb_print_table_header
  *
  * PARAMETERS:  Address             - Table physical address
@@ -176,6 +235,7 @@ void
 acpi_tb_print_table_header(acpi_physical_address address,
 			   struct acpi_table_header *header)
 {
+	struct acpi_table_header local_header;
 
 	/*
 	 * The reason that the Address is cast to a void pointer is so that we
@@ -192,6 +252,11 @@ acpi_tb_print_table_header(acpi_physical_address address,
 
 		/* RSDP has no common fields */
 
+		ACPI_MEMCPY(local_header.oem_id,
+			    ACPI_CAST_PTR(struct acpi_table_rsdp,
+					  header)->oem_id, ACPI_OEM_ID_SIZE);
+		acpi_tb_fix_string(local_header.oem_id, ACPI_OEM_ID_SIZE);
+
 		ACPI_INFO((AE_INFO, "RSDP %p %05X (v%.2d %6.6s)",
 			   ACPI_CAST_PTR (void, address),
 			   (ACPI_CAST_PTR(struct acpi_table_rsdp, header)->
@@ -200,18 +265,21 @@ acpi_tb_print_table_header(acpi_physical_address address,
 					       header)->length : 20,
 			   ACPI_CAST_PTR(struct acpi_table_rsdp,
 					 header)->revision,
-			   ACPI_CAST_PTR(struct acpi_table_rsdp,
-					 header)->oem_id));
+			   local_header.oem_id));
 	} else {
 		/* Standard ACPI table with full common header */
 
+		acpi_tb_cleanup_table_header(&local_header, header);
+
 		ACPI_INFO((AE_INFO,
 			   "%4.4s %p %05X (v%.2d %6.6s %8.8s %08X %4.4s %08X)",
-			   header->signature, ACPI_CAST_PTR (void, address),
-			   header->length, header->revision, header->oem_id,
-			   header->oem_table_id, header->oem_revision,
-			   header->asl_compiler_id,
-			   header->asl_compiler_revision));
+			   local_header.signature, ACPI_CAST_PTR(void, address),
+			   local_header.length, local_header.revision,
+			   local_header.oem_id, local_header.oem_table_id,
+			   local_header.oem_revision,
+			   local_header.asl_compiler_id,
+			   local_header.asl_compiler_revision));
+
 	}
 }
 
diff --git a/drivers/acpi/acpica/utdelete.c b/drivers/acpi/acpica/utdelete.c
index bc1710315088..96e26e70c63d 100644
--- a/drivers/acpi/acpica/utdelete.c
+++ b/drivers/acpi/acpica/utdelete.c
@@ -215,6 +215,12 @@ static void acpi_ut_delete_internal_obj(union acpi_operand_object *object)
 		ACPI_DEBUG_PRINT((ACPI_DB_ALLOCATIONS,
 				  "***** Region %p\n", object));
 
+		/* Invalidate the region address/length via the host OS */
+
+		acpi_os_invalidate_address(object->region.space_id,
+					  object->region.address,
+					  (acpi_size) object->region.length);
+
 		second_desc = acpi_ns_get_secondary_object(object);
 		if (second_desc) {
 			/*
diff --git a/drivers/acpi/acpica/uteval.c b/drivers/acpi/acpica/uteval.c
index 006b16c26017..5d54e36ab453 100644
--- a/drivers/acpi/acpica/uteval.c
+++ b/drivers/acpi/acpica/uteval.c
@@ -44,19 +44,10 @@
 #include <acpi/acpi.h>
 #include "accommon.h"
 #include "acnamesp.h"
-#include "acinterp.h"
 
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("uteval")
 
-/* Local prototypes */
-static void
-acpi_ut_copy_id_string(char *destination, char *source, acpi_size max_length);
-
-static acpi_status
-acpi_ut_translate_one_cid(union acpi_operand_object *obj_desc,
-			  struct acpi_compatible_id *one_cid);
-
 /*
  * Strings supported by the _OSI predefined (internal) method.
  *
@@ -78,6 +69,9 @@ static struct acpi_interface_info acpi_interfaces_supported[] = {
 	{"Windows 2001 SP2", ACPI_OSI_WIN_XP_SP2},	/* Windows XP SP2 */
 	{"Windows 2001.1 SP1", ACPI_OSI_WINSRV_2003_SP1},	/* Windows Server 2003 SP1 - Added 03/2006 */
 	{"Windows 2006", ACPI_OSI_WIN_VISTA},	/* Windows Vista - Added 03/2006 */
+	{"Windows 2006.1", ACPI_OSI_WINSRV_2008},	/* Windows Server 2008 - Added 09/2009 */
+	{"Windows 2006 SP1", ACPI_OSI_WIN_VISTA_SP1},	/* Windows Vista SP1 - Added 09/2009 */
+	{"Windows 2009", ACPI_OSI_WIN_7},	/* Windows 7 and Server 2008 R2 - Added 09/2009 */
 
 	/* Feature Group Strings */
 
@@ -213,7 +207,7 @@ acpi_status acpi_osi_invalidate(char *interface)
  * RETURN:      Status
  *
  * DESCRIPTION: Evaluates a namespace object and verifies the type of the
- *              return object.  Common code that simplifies accessing objects
+ *              return object. Common code that simplifies accessing objects
  *              that have required return objects of fixed types.
  *
  *              NOTE: Internal function, no parameter validation
@@ -298,7 +292,7 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
 
 	if ((acpi_gbl_enable_interpreter_slack) && (!expected_return_btypes)) {
 		/*
-		 * We received a return object, but one was not expected.  This can
+		 * We received a return object, but one was not expected. This can
 		 * happen frequently if the "implicit return" feature is enabled.
 		 * Just delete the return object and return AE_OK.
 		 */
@@ -340,12 +334,12 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
  *
  * PARAMETERS:  object_name         - Object name to be evaluated
  *              device_node         - Node for the device
- *              Address             - Where the value is returned
+ *              Value               - Where the value is returned
  *
  * RETURN:      Status
  *
  * DESCRIPTION: Evaluates a numeric namespace object for a selected device
- *              and stores result in *Address.
+ *              and stores result in *Value.
  *
  *              NOTE: Internal function, no parameter validation
  *
@@ -354,7 +348,7 @@ acpi_ut_evaluate_object(struct acpi_namespace_node *prefix_node,
 acpi_status
 acpi_ut_evaluate_numeric_object(char *object_name,
 				struct acpi_namespace_node *device_node,
-				acpi_integer * address)
+				acpi_integer *value)
 {
 	union acpi_operand_object *obj_desc;
 	acpi_status status;
@@ -369,295 +363,7 @@ acpi_ut_evaluate_numeric_object(char *object_name,
 
 	/* Get the returned Integer */
 
-	*address = obj_desc->integer.value;
-
-	/* On exit, we must delete the return object */
-
-	acpi_ut_remove_reference(obj_desc);
-	return_ACPI_STATUS(status);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_copy_id_string
- *
- * PARAMETERS:  Destination         - Where to copy the string
- *              Source              - Source string
- *              max_length          - Length of the destination buffer
- *
- * RETURN:      None
- *
- * DESCRIPTION: Copies an ID string for the _HID, _CID, and _UID methods.
- *              Performs removal of a leading asterisk if present -- workaround
- *              for a known issue on a bunch of machines.
- *
- ******************************************************************************/
-
-static void
-acpi_ut_copy_id_string(char *destination, char *source, acpi_size max_length)
-{
-
-	/*
-	 * Workaround for ID strings that have a leading asterisk. This construct
-	 * is not allowed by the ACPI specification  (ID strings must be
-	 * alphanumeric), but enough existing machines have this embedded in their
-	 * ID strings that the following code is useful.
-	 */
-	if (*source == '*') {
-		source++;
-	}
-
-	/* Do the actual copy */
-
-	ACPI_STRNCPY(destination, source, max_length);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_execute_HID
- *
- * PARAMETERS:  device_node         - Node for the device
- *              Hid                 - Where the HID is returned
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Executes the _HID control method that returns the hardware
- *              ID of the device.
- *
- *              NOTE: Internal function, no parameter validation
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
-		    struct acpica_device_id *hid)
-{
-	union acpi_operand_object *obj_desc;
-	acpi_status status;
-
-	ACPI_FUNCTION_TRACE(ut_execute_HID);
-
-	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__HID,
-					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING,
-					 &obj_desc);
-	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
-	}
-
-	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
-
-		/* Convert the Numeric HID to string */
-
-		acpi_ex_eisa_id_to_string((u32) obj_desc->integer.value,
-					  hid->value);
-	} else {
-		/* Copy the String HID from the returned object */
-
-		acpi_ut_copy_id_string(hid->value, obj_desc->string.pointer,
-				       sizeof(hid->value));
-	}
-
-	/* On exit, we must delete the return object */
-
-	acpi_ut_remove_reference(obj_desc);
-	return_ACPI_STATUS(status);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_translate_one_cid
- *
- * PARAMETERS:  obj_desc            - _CID object, must be integer or string
- *              one_cid             - Where the CID string is returned
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Return a numeric or string _CID value as a string.
- *              (Compatible ID)
- *
- *              NOTE:  Assumes a maximum _CID string length of
- *                     ACPI_MAX_CID_LENGTH.
- *
- ******************************************************************************/
-
-static acpi_status
-acpi_ut_translate_one_cid(union acpi_operand_object *obj_desc,
-			  struct acpi_compatible_id *one_cid)
-{
-
-	switch (obj_desc->common.type) {
-	case ACPI_TYPE_INTEGER:
-
-		/* Convert the Numeric CID to string */
-
-		acpi_ex_eisa_id_to_string((u32) obj_desc->integer.value,
-					  one_cid->value);
-		return (AE_OK);
-
-	case ACPI_TYPE_STRING:
-
-		if (obj_desc->string.length > ACPI_MAX_CID_LENGTH) {
-			return (AE_AML_STRING_LIMIT);
-		}
-
-		/* Copy the String CID from the returned object */
-
-		acpi_ut_copy_id_string(one_cid->value, obj_desc->string.pointer,
-				       ACPI_MAX_CID_LENGTH);
-		return (AE_OK);
-
-	default:
-
-		return (AE_TYPE);
-	}
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_execute_CID
- *
- * PARAMETERS:  device_node         - Node for the device
- *              return_cid_list     - Where the CID list is returned
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Executes the _CID control method that returns one or more
- *              compatible hardware IDs for the device.
- *
- *              NOTE: Internal function, no parameter validation
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_execute_CID(struct acpi_namespace_node * device_node,
-		    struct acpi_compatible_id_list ** return_cid_list)
-{
-	union acpi_operand_object *obj_desc;
-	acpi_status status;
-	u32 count;
-	u32 size;
-	struct acpi_compatible_id_list *cid_list;
-	u32 i;
-
-	ACPI_FUNCTION_TRACE(ut_execute_CID);
-
-	/* Evaluate the _CID method for this device */
-
-	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__CID,
-					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING
-					 | ACPI_BTYPE_PACKAGE, &obj_desc);
-	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
-	}
-
-	/* Get the number of _CIDs returned */
-
-	count = 1;
-	if (obj_desc->common.type == ACPI_TYPE_PACKAGE) {
-		count = obj_desc->package.count;
-	}
-
-	/* Allocate a worst-case buffer for the _CIDs */
-
-	size = (((count - 1) * sizeof(struct acpi_compatible_id)) +
-		sizeof(struct acpi_compatible_id_list));
-
-	cid_list = ACPI_ALLOCATE_ZEROED((acpi_size) size);
-	if (!cid_list) {
-		return_ACPI_STATUS(AE_NO_MEMORY);
-	}
-
-	/* Init CID list */
-
-	cid_list->count = count;
-	cid_list->size = size;
-
-	/*
-	 *  A _CID can return either a single compatible ID or a package of
-	 *  compatible IDs.  Each compatible ID can be one of the following:
-	 *  1) Integer (32 bit compressed EISA ID) or
-	 *  2) String (PCI ID format, e.g. "PCI\VEN_vvvv&DEV_dddd&SUBSYS_ssssssss")
-	 */
-
-	/* The _CID object can be either a single CID or a package (list) of CIDs */
-
-	if (obj_desc->common.type == ACPI_TYPE_PACKAGE) {
-
-		/* Translate each package element */
-
-		for (i = 0; i < count; i++) {
-			status =
-			    acpi_ut_translate_one_cid(obj_desc->package.
-						      elements[i],
-						      &cid_list->id[i]);
-			if (ACPI_FAILURE(status)) {
-				break;
-			}
-		}
-	} else {
-		/* Only one CID, translate to a string */
-
-		status = acpi_ut_translate_one_cid(obj_desc, cid_list->id);
-	}
-
-	/* Cleanup on error */
-
-	if (ACPI_FAILURE(status)) {
-		ACPI_FREE(cid_list);
-	} else {
-		*return_cid_list = cid_list;
-	}
-
-	/* On exit, we must delete the _CID return object */
-
-	acpi_ut_remove_reference(obj_desc);
-	return_ACPI_STATUS(status);
-}
-
-/*******************************************************************************
- *
- * FUNCTION:    acpi_ut_execute_UID
- *
- * PARAMETERS:  device_node         - Node for the device
- *              Uid                 - Where the UID is returned
- *
- * RETURN:      Status
- *
- * DESCRIPTION: Executes the _UID control method that returns the hardware
- *              ID of the device.
- *
- *              NOTE: Internal function, no parameter validation
- *
- ******************************************************************************/
-
-acpi_status
-acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
-		    struct acpica_device_id *uid)
-{
-	union acpi_operand_object *obj_desc;
-	acpi_status status;
-
-	ACPI_FUNCTION_TRACE(ut_execute_UID);
-
-	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__UID,
-					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING,
-					 &obj_desc);
-	if (ACPI_FAILURE(status)) {
-		return_ACPI_STATUS(status);
-	}
-
-	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
-
-		/* Convert the Numeric UID to string */
-
-		acpi_ex_unsigned_integer_to_string(obj_desc->integer.value,
-						   uid->value);
-	} else {
-		/* Copy the String UID from the returned object */
-
-		acpi_ut_copy_id_string(uid->value, obj_desc->string.pointer,
-				       sizeof(uid->value));
-	}
+	*value = obj_desc->integer.value;
 
 	/* On exit, we must delete the return object */
 
@@ -716,60 +422,64 @@ acpi_ut_execute_STA(struct acpi_namespace_node *device_node, u32 * flags)
 
 /*******************************************************************************
  *
- * FUNCTION:    acpi_ut_execute_Sxds
+ * FUNCTION:    acpi_ut_execute_power_methods
  *
  * PARAMETERS:  device_node         - Node for the device
- *              Flags               - Where the status flags are returned
+ *              method_names        - Array of power method names
+ *              method_count        - Number of methods to execute
+ *              out_values          - Where the power method values are returned
  *
- * RETURN:      Status
+ * RETURN:      Status, out_values
  *
- * DESCRIPTION: Executes _STA for selected device and stores results in
- *              *Flags.
+ * DESCRIPTION: Executes the specified power methods for the device and returns
+ *              the result(s).
  *
  *              NOTE: Internal function, no parameter validation
  *
- ******************************************************************************/
+******************************************************************************/
 
 acpi_status
-acpi_ut_execute_sxds(struct acpi_namespace_node *device_node, u8 * highest)
+acpi_ut_execute_power_methods(struct acpi_namespace_node *device_node,
+			      const char **method_names,
+			      u8 method_count, u8 *out_values)
 {
 	union acpi_operand_object *obj_desc;
 	acpi_status status;
+	acpi_status final_status = AE_NOT_FOUND;
 	u32 i;
 
-	ACPI_FUNCTION_TRACE(ut_execute_sxds);
+	ACPI_FUNCTION_TRACE(ut_execute_power_methods);
 
-	for (i = 0; i < 4; i++) {
-		highest[i] = 0xFF;
+	for (i = 0; i < method_count; i++) {
+		/*
+		 * Execute the power method (_sx_d or _sx_w). The only allowable
+		 * return type is an Integer.
+		 */
 		status = acpi_ut_evaluate_object(device_node,
 						 ACPI_CAST_PTR(char,
-							       acpi_gbl_highest_dstate_names
-							       [i]),
+							       method_names[i]),
 						 ACPI_BTYPE_INTEGER, &obj_desc);
-		if (ACPI_FAILURE(status)) {
-			if (status != AE_NOT_FOUND) {
-				ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
-						  "%s on Device %4.4s, %s\n",
-						  ACPI_CAST_PTR(char,
-								acpi_gbl_highest_dstate_names
-								[i]),
-						  acpi_ut_get_node_name
-						  (device_node),
-						  acpi_format_exception
-						  (status)));
-
-				return_ACPI_STATUS(status);
-			}
-		} else {
-			/* Extract the Dstate value */
-
-			highest[i] = (u8) obj_desc->integer.value;
+		if (ACPI_SUCCESS(status)) {
+			out_values[i] = (u8)obj_desc->integer.value;
 
 			/* Delete the return object */
 
 			acpi_ut_remove_reference(obj_desc);
+			final_status = AE_OK;	/* At least one value is valid */
+			continue;
 		}
+
+		out_values[i] = ACPI_UINT8_MAX;
+		if (status == AE_NOT_FOUND) {
+			continue;	/* Ignore if not found */
+		}
+
+		ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
+				  "Failed %s on Device %4.4s, %s\n",
+				  ACPI_CAST_PTR(char, method_names[i]),
+				  acpi_ut_get_node_name(device_node),
+				  acpi_format_exception(status)));
 	}
 
-	return_ACPI_STATUS(AE_OK);
+	return_ACPI_STATUS(final_status);
 }
diff --git a/drivers/acpi/acpica/utglobal.c b/drivers/acpi/acpica/utglobal.c
index 59e46f257c02..3f2c68f4e959 100644
--- a/drivers/acpi/acpica/utglobal.c
+++ b/drivers/acpi/acpica/utglobal.c
@@ -90,7 +90,15 @@ const char *acpi_gbl_sleep_state_names[ACPI_S_STATE_COUNT] = {
 	"\\_S5_"
 };
 
-const char *acpi_gbl_highest_dstate_names[4] = {
+const char *acpi_gbl_lowest_dstate_names[ACPI_NUM_sx_w_METHODS] = {
+	"_S0W",
+	"_S1W",
+	"_S2W",
+	"_S3W",
+	"_S4W"
+};
+
+const char *acpi_gbl_highest_dstate_names[ACPI_NUM_sx_d_METHODS] = {
 	"_S1D",
 	"_S2D",
 	"_S3D",
@@ -351,6 +359,7 @@ const char *acpi_gbl_region_types[ACPI_NUM_PREDEFINED_REGIONS] = {
 	"SMBus",
 	"SystemCMOS",
 	"PCIBARTarget",
+	"IPMI",
 	"DataTable"
 };
 
@@ -798,6 +807,7 @@ acpi_status acpi_ut_init_globals(void)
 
 	/* Namespace */
 
+	acpi_gbl_module_code_list = NULL;
 	acpi_gbl_root_node = NULL;
 	acpi_gbl_root_node_struct.name.integer = ACPI_ROOT_NAME;
 	acpi_gbl_root_node_struct.descriptor_type = ACPI_DESC_TYPE_NAMED;
diff --git a/drivers/acpi/acpica/utids.c b/drivers/acpi/acpica/utids.c
new file mode 100644
index 000000000000..52eaae404554
--- /dev/null
+++ b/drivers/acpi/acpica/utids.c
@@ -0,0 +1,382 @@
+/******************************************************************************
+ *
+ * Module Name: utids - support for device IDs - HID, UID, CID
+ *
+ *****************************************************************************/
+
+/*
+ * Copyright (C) 2000 - 2009, Intel Corp.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions, and the following disclaimer,
+ *    without modification.
+ * 2. Redistributions in binary form must reproduce at minimum a disclaimer
+ *    substantially similar to the "NO WARRANTY" disclaimer below
+ *    ("Disclaimer") and any redistribution must be conditioned upon
+ *    including a substantially similar Disclaimer requirement for further
+ *    binary redistribution.
+ * 3. Neither the names of the above-listed copyright holders nor the names
+ *    of any contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * Alternatively, this software may be distributed under the terms of the
+ * GNU General Public License ("GPL") version 2 as published by the Free
+ * Software Foundation.
+ *
+ * NO WARRANTY
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
+ * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING
+ * IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGES.
+ */
+
+#include <acpi/acpi.h>
+#include "accommon.h"
+#include "acinterp.h"
+
+#define _COMPONENT          ACPI_UTILITIES
+ACPI_MODULE_NAME("utids")
+
+/* Local prototypes */
+static void acpi_ut_copy_id_string(char *destination, char *source);
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_copy_id_string
+ *
+ * PARAMETERS:  Destination         - Where to copy the string
+ *              Source              - Source string
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Copies an ID string for the _HID, _CID, and _UID methods.
+ *              Performs removal of a leading asterisk if present -- workaround
+ *              for a known issue on a bunch of machines.
+ *
+ ******************************************************************************/
+
+static void acpi_ut_copy_id_string(char *destination, char *source)
+{
+
+	/*
+	 * Workaround for ID strings that have a leading asterisk. This construct
+	 * is not allowed by the ACPI specification  (ID strings must be
+	 * alphanumeric), but enough existing machines have this embedded in their
+	 * ID strings that the following code is useful.
+	 */
+	if (*source == '*') {
+		source++;
+	}
+
+	/* Do the actual copy */
+
+	ACPI_STRCPY(destination, source);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_execute_HID
+ *
+ * PARAMETERS:  device_node         - Node for the device
+ *              return_id           - Where the string HID is returned
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Executes the _HID control method that returns the hardware
+ *              ID of the device. The HID is either an 32-bit encoded EISAID
+ *              Integer or a String. A string is always returned. An EISAID
+ *              is converted to a string.
+ *
+ *              NOTE: Internal function, no parameter validation
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ut_execute_HID(struct acpi_namespace_node *device_node,
+		    struct acpica_device_id **return_id)
+{
+	union acpi_operand_object *obj_desc;
+	struct acpica_device_id *hid;
+	u32 length;
+	acpi_status status;
+
+	ACPI_FUNCTION_TRACE(ut_execute_HID);
+
+	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__HID,
+					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING,
+					 &obj_desc);
+	if (ACPI_FAILURE(status)) {
+		return_ACPI_STATUS(status);
+	}
+
+	/* Get the size of the String to be returned, includes null terminator */
+
+	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
+		length = ACPI_EISAID_STRING_SIZE;
+	} else {
+		length = obj_desc->string.length + 1;
+	}
+
+	/* Allocate a buffer for the HID */
+
+	hid =
+	    ACPI_ALLOCATE_ZEROED(sizeof(struct acpica_device_id) +
+				 (acpi_size) length);
+	if (!hid) {
+		status = AE_NO_MEMORY;
+		goto cleanup;
+	}
+
+	/* Area for the string starts after DEVICE_ID struct */
+
+	hid->string = ACPI_ADD_PTR(char, hid, sizeof(struct acpica_device_id));
+
+	/* Convert EISAID to a string or simply copy existing string */
+
+	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
+		acpi_ex_eisa_id_to_string(hid->string, obj_desc->integer.value);
+	} else {
+		acpi_ut_copy_id_string(hid->string, obj_desc->string.pointer);
+	}
+
+	hid->length = length;
+	*return_id = hid;
+
+cleanup:
+
+	/* On exit, we must delete the return object */
+
+	acpi_ut_remove_reference(obj_desc);
+	return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_execute_UID
+ *
+ * PARAMETERS:  device_node         - Node for the device
+ *              return_id           - Where the string UID is returned
+ *
+ * RETURN:      Status
+ *
+ * DESCRIPTION: Executes the _UID control method that returns the unique
+ *              ID of the device. The UID is either a 64-bit Integer (NOT an
+ *              EISAID) or a string. Always returns a string. A 64-bit integer
+ *              is converted to a decimal string.
+ *
+ *              NOTE: Internal function, no parameter validation
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ut_execute_UID(struct acpi_namespace_node *device_node,
+		    struct acpica_device_id **return_id)
+{
+	union acpi_operand_object *obj_desc;
+	struct acpica_device_id *uid;
+	u32 length;
+	acpi_status status;
+
+	ACPI_FUNCTION_TRACE(ut_execute_UID);
+
+	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__UID,
+					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING,
+					 &obj_desc);
+	if (ACPI_FAILURE(status)) {
+		return_ACPI_STATUS(status);
+	}
+
+	/* Get the size of the String to be returned, includes null terminator */
+
+	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
+		length = ACPI_MAX64_DECIMAL_DIGITS + 1;
+	} else {
+		length = obj_desc->string.length + 1;
+	}
+
+	/* Allocate a buffer for the UID */
+
+	uid =
+	    ACPI_ALLOCATE_ZEROED(sizeof(struct acpica_device_id) +
+				 (acpi_size) length);
+	if (!uid) {
+		status = AE_NO_MEMORY;
+		goto cleanup;
+	}
+
+	/* Area for the string starts after DEVICE_ID struct */
+
+	uid->string = ACPI_ADD_PTR(char, uid, sizeof(struct acpica_device_id));
+
+	/* Convert an Integer to string, or just copy an existing string */
+
+	if (obj_desc->common.type == ACPI_TYPE_INTEGER) {
+		acpi_ex_integer_to_string(uid->string, obj_desc->integer.value);
+	} else {
+		acpi_ut_copy_id_string(uid->string, obj_desc->string.pointer);
+	}
+
+	uid->length = length;
+	*return_id = uid;
+
+cleanup:
+
+	/* On exit, we must delete the return object */
+
+	acpi_ut_remove_reference(obj_desc);
+	return_ACPI_STATUS(status);
+}
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_execute_CID
+ *
+ * PARAMETERS:  device_node         - Node for the device
+ *              return_cid_list     - Where the CID list is returned
+ *
+ * RETURN:      Status, list of CID strings
+ *
+ * DESCRIPTION: Executes the _CID control method that returns one or more
+ *              compatible hardware IDs for the device.
+ *
+ *              NOTE: Internal function, no parameter validation
+ *
+ * A _CID method can return either a single compatible ID or a package of
+ * compatible IDs. Each compatible ID can be one of the following:
+ * 1) Integer (32 bit compressed EISA ID) or
+ * 2) String (PCI ID format, e.g. "PCI\VEN_vvvv&DEV_dddd&SUBSYS_ssssssss")
+ *
+ * The Integer CIDs are converted to string format by this function.
+ *
+ ******************************************************************************/
+
+acpi_status
+acpi_ut_execute_CID(struct acpi_namespace_node *device_node,
+		    struct acpica_device_id_list **return_cid_list)
+{
+	union acpi_operand_object **cid_objects;
+	union acpi_operand_object *obj_desc;
+	struct acpica_device_id_list *cid_list;
+	char *next_id_string;
+	u32 string_area_size;
+	u32 length;
+	u32 cid_list_size;
+	acpi_status status;
+	u32 count;
+	u32 i;
+
+	ACPI_FUNCTION_TRACE(ut_execute_CID);
+
+	/* Evaluate the _CID method for this device */
+
+	status = acpi_ut_evaluate_object(device_node, METHOD_NAME__CID,
+					 ACPI_BTYPE_INTEGER | ACPI_BTYPE_STRING
+					 | ACPI_BTYPE_PACKAGE, &obj_desc);
+	if (ACPI_FAILURE(status)) {
+		return_ACPI_STATUS(status);
+	}
+
+	/*
+	 * Get the count and size of the returned _CIDs. _CID can return either
+	 * a Package of Integers/Strings or a single Integer or String.
+	 * Note: This section also validates that all CID elements are of the
+	 * correct type (Integer or String).
+	 */
+	if (obj_desc->common.type == ACPI_TYPE_PACKAGE) {
+		count = obj_desc->package.count;
+		cid_objects = obj_desc->package.elements;
+	} else {		/* Single Integer or String CID */
+
+		count = 1;
+		cid_objects = &obj_desc;
+	}
+
+	string_area_size = 0;
+	for (i = 0; i < count; i++) {
+
+		/* String lengths include null terminator */
+
+		switch (cid_objects[i]->common.type) {
+		case ACPI_TYPE_INTEGER:
+			string_area_size += ACPI_EISAID_STRING_SIZE;
+			break;
+
+		case ACPI_TYPE_STRING:
+			string_area_size += cid_objects[i]->string.length + 1;
+			break;
+
+		default:
+			status = AE_TYPE;
+			goto cleanup;
+		}
+	}
+
+	/*
+	 * Now that we know the length of the CIDs, allocate return buffer:
+	 * 1) Size of the base structure +
+	 * 2) Size of the CID DEVICE_ID array +
+	 * 3) Size of the actual CID strings
+	 */
+	cid_list_size = sizeof(struct acpica_device_id_list) +
+	    ((count - 1) * sizeof(struct acpica_device_id)) + string_area_size;
+
+	cid_list = ACPI_ALLOCATE_ZEROED(cid_list_size);
+	if (!cid_list) {
+		status = AE_NO_MEMORY;
+		goto cleanup;
+	}
+
+	/* Area for CID strings starts after the CID DEVICE_ID array */
+
+	next_id_string = ACPI_CAST_PTR(char, cid_list->ids) +
+	    ((acpi_size) count * sizeof(struct acpica_device_id));
+
+	/* Copy/convert the CIDs to the return buffer */
+
+	for (i = 0; i < count; i++) {
+		if (cid_objects[i]->common.type == ACPI_TYPE_INTEGER) {
+
+			/* Convert the Integer (EISAID) CID to a string */
+
+			acpi_ex_eisa_id_to_string(next_id_string,
+						  cid_objects[i]->integer.
+						  value);
+			length = ACPI_EISAID_STRING_SIZE;
+		} else {	/* ACPI_TYPE_STRING */
+
+			/* Copy the String CID from the returned object */
+
+			acpi_ut_copy_id_string(next_id_string,
+					       cid_objects[i]->string.pointer);
+			length = cid_objects[i]->string.length + 1;
+		}
+
+		cid_list->ids[i].string = next_id_string;
+		cid_list->ids[i].length = length;
+		next_id_string += length;
+	}
+
+	/* Finish the CID list */
+
+	cid_list->count = count;
+	cid_list->list_size = cid_list_size;
+	*return_cid_list = cid_list;
+
+cleanup:
+
+	/* On exit, we must delete the _CID return object */
+
+	acpi_ut_remove_reference(obj_desc);
+	return_ACPI_STATUS(status);
+}
diff --git a/drivers/acpi/acpica/utinit.c b/drivers/acpi/acpica/utinit.c
index a54ca84eb362..9d0919ebf7b0 100644
--- a/drivers/acpi/acpica/utinit.c
+++ b/drivers/acpi/acpica/utinit.c
@@ -99,33 +99,19 @@ static void acpi_ut_terminate(void)
  *
  * FUNCTION:    acpi_ut_subsystem_shutdown
  *
- * PARAMETERS:  none
+ * PARAMETERS:  None
  *
- * RETURN:      none
+ * RETURN:      None
  *
- * DESCRIPTION: Shutdown the various subsystems.  Don't delete the mutex
- *              objects here -- because the AML debugger may be still running.
+ * DESCRIPTION: Shutdown the various components. Do not delete the mutex
+ *              objects here, because the AML debugger may be still running.
  *
  ******************************************************************************/
 
 void acpi_ut_subsystem_shutdown(void)
 {
-
 	ACPI_FUNCTION_TRACE(ut_subsystem_shutdown);
 
-	/* Just exit if subsystem is already shutdown */
-
-	if (acpi_gbl_shutdown) {
-		ACPI_ERROR((AE_INFO, "ACPI Subsystem is already terminated"));
-		return_VOID;
-	}
-
-	/* Subsystem appears active, go ahead and shut it down */
-
-	acpi_gbl_shutdown = TRUE;
-	acpi_gbl_startup_flags = 0;
-	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
-
 #ifndef ACPI_ASL_COMPILER
 
 	/* Close the acpi_event Handling */
diff --git a/drivers/acpi/acpica/utmisc.c b/drivers/acpi/acpica/utmisc.c
index fbe782348b0b..61f6315fce9f 100644
--- a/drivers/acpi/acpica/utmisc.c
+++ b/drivers/acpi/acpica/utmisc.c
@@ -50,6 +50,11 @@
 #define _COMPONENT          ACPI_UTILITIES
 ACPI_MODULE_NAME("utmisc")
 
+/*
+ * Common suffix for messages
+ */
+#define ACPI_COMMON_MSG_SUFFIX \
+	acpi_os_printf(" (%8.8X/%s-%u)\n", ACPI_CA_VERSION, module_name, line_number)
 /*******************************************************************************
  *
  * FUNCTION:    acpi_ut_validate_exception
@@ -120,6 +125,34 @@ const char *acpi_ut_validate_exception(acpi_status status)
 
 /*******************************************************************************
  *
+ * FUNCTION:    acpi_ut_is_pci_root_bridge
+ *
+ * PARAMETERS:  Id              - The HID/CID in string format
+ *
+ * RETURN:      TRUE if the Id is a match for a PCI/PCI-Express Root Bridge
+ *
+ * DESCRIPTION: Determine if the input ID is a PCI Root Bridge ID.
+ *
+ ******************************************************************************/
+
+u8 acpi_ut_is_pci_root_bridge(char *id)
+{
+
+	/*
+	 * Check if this is a PCI root bridge.
+	 * ACPI 3.0+: check for a PCI Express root also.
+	 */
+	if (!(ACPI_STRCMP(id,
+			  PCI_ROOT_HID_STRING)) ||
+	    !(ACPI_STRCMP(id, PCI_EXPRESS_ROOT_HID_STRING))) {
+		return (TRUE);
+	}
+
+	return (FALSE);
+}
+
+/*******************************************************************************
+ *
  * FUNCTION:    acpi_ut_is_aml_table
  *
  * PARAMETERS:  Table               - An ACPI table
@@ -1037,8 +1070,7 @@ acpi_error(const char *module_name, u32 line_number, const char *format, ...)
 
 	va_start(args, format);
 	acpi_os_vprintf(format, args);
-	acpi_os_printf(" %8.8X %s-%u\n", ACPI_CA_VERSION, module_name,
-		       line_number);
+	ACPI_COMMON_MSG_SUFFIX;
 	va_end(args);
 }
 
@@ -1052,8 +1084,7 @@ acpi_exception(const char *module_name,
 
 	va_start(args, format);
 	acpi_os_vprintf(format, args);
-	acpi_os_printf(" %8.8X %s-%u\n", ACPI_CA_VERSION, module_name,
-		       line_number);
+	ACPI_COMMON_MSG_SUFFIX;
 	va_end(args);
 }
 
@@ -1066,8 +1097,7 @@ acpi_warning(const char *module_name, u32 line_number, const char *format, ...)
 
 	va_start(args, format);
 	acpi_os_vprintf(format, args);
-	acpi_os_printf(" %8.8X %s-%u\n", ACPI_CA_VERSION, module_name,
-		       line_number);
+	ACPI_COMMON_MSG_SUFFIX;
 	va_end(args);
 }
 
@@ -1088,3 +1118,46 @@ ACPI_EXPORT_SYMBOL(acpi_error)
 ACPI_EXPORT_SYMBOL(acpi_exception)
 ACPI_EXPORT_SYMBOL(acpi_warning)
 ACPI_EXPORT_SYMBOL(acpi_info)
+
+/*******************************************************************************
+ *
+ * FUNCTION:    acpi_ut_predefined_warning
+ *
+ * PARAMETERS:  module_name     - Caller's module name (for error output)
+ *              line_number     - Caller's line number (for error output)
+ *              Pathname        - Full pathname to the node
+ *              node_flags      - From Namespace node for the method/object
+ *              Format          - Printf format string + additional args
+ *
+ * RETURN:      None
+ *
+ * DESCRIPTION: Warnings for the predefined validation module. Messages are
+ *              only emitted the first time a problem with a particular
+ *              method/object is detected. This prevents a flood of error
+ *              messages for methods that are repeatedly evaluated.
+ *
+******************************************************************************/
+
+void ACPI_INTERNAL_VAR_XFACE
+acpi_ut_predefined_warning(const char *module_name,
+			   u32 line_number,
+			   char *pathname,
+			   u8 node_flags, const char *format, ...)
+{
+	va_list args;
+
+	/*
+	 * Warning messages for this method/object will be disabled after the
+	 * first time a validation fails or an object is successfully repaired.
+	 */
+	if (node_flags & ANOBJ_EVALUATED) {
+		return;
+	}
+
+	acpi_os_printf("ACPI Warning for %s: ", pathname);
+
+	va_start(args, format);
+	acpi_os_vprintf(format, args);
+	ACPI_COMMON_MSG_SUFFIX;
+	va_end(args);
+}
diff --git a/drivers/acpi/acpica/utxface.c b/drivers/acpi/acpica/utxface.c
index 078a22728c6b..b1f5f680bc78 100644
--- a/drivers/acpi/acpica/utxface.c
+++ b/drivers/acpi/acpica/utxface.c
@@ -251,6 +251,16 @@ acpi_status acpi_initialize_objects(u32 flags)
 	}
 
 	/*
+	 * Execute any module-level code that was detected during the table load
+	 * phase. Although illegal since ACPI 2.0, there are many machines that
+	 * contain this type of code. Each block of detected executable AML code
+	 * outside of any control method is wrapped with a temporary control
+	 * method object and placed on a global list. The methods on this list
+	 * are executed below.
+	 */
+	acpi_ns_exec_module_code_list();
+
+	/*
 	 * Initialize the objects that remain uninitialized. This runs the
 	 * executable AML that may be part of the declaration of these objects:
 	 * operation_regions, buffer_fields, Buffers, and Packages.
@@ -318,7 +328,7 @@ ACPI_EXPORT_SYMBOL(acpi_initialize_objects)
  *
  * RETURN:      Status
  *
- * DESCRIPTION: Shutdown the ACPI subsystem.  Release all resources.
+ * DESCRIPTION: Shutdown the ACPICA subsystem and release all resources.
  *
  ******************************************************************************/
 acpi_status acpi_terminate(void)
@@ -327,6 +337,19 @@ acpi_status acpi_terminate(void)
 
 	ACPI_FUNCTION_TRACE(acpi_terminate);
 
+	/* Just exit if subsystem is already shutdown */
+
+	if (acpi_gbl_shutdown) {
+		ACPI_ERROR((AE_INFO, "ACPI Subsystem is already terminated"));
+		return_ACPI_STATUS(AE_OK);
+	}
+
+	/* Subsystem appears active, go ahead and shut it down */
+
+	acpi_gbl_shutdown = TRUE;
+	acpi_gbl_startup_flags = 0;
+	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Shutting down ACPI Subsystem\n"));
+
 	/* Terminate the AML Debugger if present */
 
 	ACPI_DEBUGGER_EXEC(acpi_gbl_db_terminate_threads = TRUE);
@@ -353,6 +376,7 @@ acpi_status acpi_terminate(void)
 }
 
 ACPI_EXPORT_SYMBOL(acpi_terminate)
+
 #ifndef ACPI_ASL_COMPILER
 #ifdef ACPI_FUTURE_USAGE
 /*******************************************************************************
diff --git a/drivers/acpi/battery.c b/drivers/acpi/battery.c
index 58b4517ce712..3f4602b8f287 100644
--- a/drivers/acpi/battery.c
+++ b/drivers/acpi/battery.c
@@ -31,6 +31,7 @@
 #include <linux/types.h>
 #include <linux/jiffies.h>
 #include <linux/async.h>
+#include <linux/dmi.h>
 
 #ifdef CONFIG_ACPI_PROCFS_POWER
 #include <linux/proc_fs.h>
@@ -45,6 +46,8 @@
 #include <linux/power_supply.h>
 #endif
 
+#define PREFIX "ACPI: "
+
 #define ACPI_BATTERY_VALUE_UNKNOWN 0xFFFFFFFF
 
 #define ACPI_BATTERY_CLASS		"battery"
@@ -85,6 +88,10 @@ static const struct acpi_device_id battery_device_ids[] = {
 
 MODULE_DEVICE_TABLE(acpi, battery_device_ids);
 
+/* For buggy DSDTs that report negative 16-bit values for either charging
+ * or discharging current and/or report 0 as 65536 due to bad math.
+ */
+#define QUIRK_SIGNED16_CURRENT 0x0001
 
 struct acpi_battery {
 	struct mutex lock;
@@ -112,6 +119,7 @@ struct acpi_battery {
 	int state;
 	int power_unit;
 	u8 alarm_present;
+	long quirks;
 };
 
 #define to_acpi_battery(x) container_of(x, struct acpi_battery, bat);
@@ -390,6 +398,11 @@ static int acpi_battery_get_state(struct acpi_battery *battery)
 				 state_offsets, ARRAY_SIZE(state_offsets));
 	battery->update_time = jiffies;
 	kfree(buffer.pointer);
+
+	if ((battery->quirks & QUIRK_SIGNED16_CURRENT) &&
+	    battery->rate_now != -1)
+		battery->rate_now = abs((s16)battery->rate_now);
+
 	return result;
 }
 
@@ -495,6 +508,14 @@ static void sysfs_remove_battery(struct acpi_battery *battery)
 }
 #endif
 
+static void acpi_battery_quirks(struct acpi_battery *battery)
+{
+	battery->quirks = 0;
+	if (dmi_name_in_vendors("Acer") && battery->power_unit) {
+		battery->quirks |= QUIRK_SIGNED16_CURRENT;
+	}
+}
+
 static int acpi_battery_update(struct acpi_battery *battery)
 {
 	int result, old_present = acpi_battery_present(battery);
@@ -513,6 +534,7 @@ static int acpi_battery_update(struct acpi_battery *battery)
 		result = acpi_battery_get_info(battery);
 		if (result)
 			return result;
+		acpi_battery_quirks(battery);
 		acpi_battery_init_alarm(battery);
 	}
 #ifdef CONFIG_ACPI_SYSFS_POWER
diff --git a/drivers/acpi/blacklist.c b/drivers/acpi/blacklist.c
index 0c4ca4d318b3..23e5a0519af5 100644
--- a/drivers/acpi/blacklist.c
+++ b/drivers/acpi/blacklist.c
@@ -34,6 +34,8 @@
 #include <acpi/acpi_bus.h>
 #include <linux/dmi.h>
 
+#include "internal.h"
+
 enum acpi_blacklist_predicates {
 	all_versions,
 	less_than_or_equal,
@@ -222,6 +224,7 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
 	 * _OSI(Linux) helps sound
 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad R61"),
 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T61"),
+	 * T400, T500
 	 * _OSI(Linux) has Linux specific hooks
 	 * DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
 	 * _OSI(Linux) is a NOP:
@@ -252,6 +255,22 @@ static struct dmi_system_id acpi_osi_dmi_table[] __initdata = {
 		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad X61"),
 		},
 	},
+	{
+	.callback = dmi_enable_osi_linux,
+	.ident = "Lenovo ThinkPad T400",
+	.matches = {
+		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T400"),
+		},
+	},
+	{
+	.callback = dmi_enable_osi_linux,
+	.ident = "Lenovo ThinkPad T500",
+	.matches = {
+		     DMI_MATCH(DMI_SYS_VENDOR, "LENOVO"),
+		     DMI_MATCH(DMI_PRODUCT_VERSION, "ThinkPad T500"),
+		},
+	},
 	{}
 };
 
diff --git a/drivers/acpi/bus.c b/drivers/acpi/bus.c
index 2876fc70c3a9..741191524353 100644
--- a/drivers/acpi/bus.c
+++ b/drivers/acpi/bus.c
@@ -38,6 +38,7 @@
 #include <linux/pci.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
+#include <linux/dmi.h>
 
 #include "internal.h"
 
@@ -93,36 +94,33 @@ int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device)
 
 EXPORT_SYMBOL(acpi_bus_get_device);
 
-int acpi_bus_get_status(struct acpi_device *device)
+acpi_status acpi_bus_get_status_handle(acpi_handle handle,
+				       unsigned long long *sta)
 {
-	acpi_status status = AE_OK;
-	unsigned long long sta = 0;
-
+	acpi_status status;
 
-	if (!device)
-		return -EINVAL;
+	status = acpi_evaluate_integer(handle, "_STA", NULL, sta);
+	if (ACPI_SUCCESS(status))
+		return AE_OK;
 
-	/*
-	 * Evaluate _STA if present.
-	 */
-	if (device->flags.dynamic_status) {
-		status =
-		    acpi_evaluate_integer(device->handle, "_STA", NULL, &sta);
-		if (ACPI_FAILURE(status))
-			return -ENODEV;
-		STRUCT_TO_INT(device->status) = (int)sta;
+	if (status == AE_NOT_FOUND) {
+		*sta = ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED |
+		       ACPI_STA_DEVICE_UI      | ACPI_STA_DEVICE_FUNCTIONING;
+		return AE_OK;
 	}
+	return status;
+}
 
-	/*
-	 * According to ACPI spec some device can be present and functional
-	 * even if the parent is not present but functional.
-	 * In such conditions the child device should not inherit the status
-	 * from the parent.
-	 */
-	else
-		STRUCT_TO_INT(device->status) =
-		    ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED |
-		    ACPI_STA_DEVICE_UI      | ACPI_STA_DEVICE_FUNCTIONING;
+int acpi_bus_get_status(struct acpi_device *device)
+{
+	acpi_status status;
+	unsigned long long sta;
+
+	status = acpi_bus_get_status_handle(device->handle, &sta);
+	if (ACPI_FAILURE(status))
+		return -ENODEV;
+
+	STRUCT_TO_INT(device->status) = (int) sta;
 
 	if (device->status.functional && !device->status.present) {
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]: "
@@ -134,14 +132,12 @@ int acpi_bus_get_status(struct acpi_device *device)
 	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Device [%s] status [%08x]\n",
 			  device->pnp.bus_id,
 			  (u32) STRUCT_TO_INT(device->status)));
-
 	return 0;
 }
-
 EXPORT_SYMBOL(acpi_bus_get_status);
 
 void acpi_bus_private_data_handler(acpi_handle handle,
-				   u32 function, void *context)
+				   void *context)
 {
 	return;
 }
diff --git a/drivers/acpi/button.c b/drivers/acpi/button.c
index 9195deba9d94..0c9c6a9a002c 100644
--- a/drivers/acpi/button.c
+++ b/drivers/acpi/button.c
@@ -33,6 +33,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_BUTTON_CLASS		"button"
 #define ACPI_BUTTON_FILE_INFO		"info"
 #define ACPI_BUTTON_FILE_STATE		"state"
@@ -113,6 +115,9 @@ static const struct file_operations acpi_button_state_fops = {
 	.release = single_release,
 };
 
+static BLOCKING_NOTIFIER_HEAD(acpi_lid_notifier);
+static struct acpi_device *lid_device;
+
 /* --------------------------------------------------------------------------
                               FS Interface (/proc)
    -------------------------------------------------------------------------- */
@@ -229,11 +234,41 @@ static int acpi_button_remove_fs(struct acpi_device *device)
 /* --------------------------------------------------------------------------
                                 Driver Interface
    -------------------------------------------------------------------------- */
+int acpi_lid_notifier_register(struct notifier_block *nb)
+{
+	return blocking_notifier_chain_register(&acpi_lid_notifier, nb);
+}
+EXPORT_SYMBOL(acpi_lid_notifier_register);
+
+int acpi_lid_notifier_unregister(struct notifier_block *nb)
+{
+	return blocking_notifier_chain_unregister(&acpi_lid_notifier, nb);
+}
+EXPORT_SYMBOL(acpi_lid_notifier_unregister);
+
+int acpi_lid_open(void)
+{
+	acpi_status status;
+	unsigned long long state;
+
+	if (!lid_device)
+		return -ENODEV;
+
+	status = acpi_evaluate_integer(lid_device->handle, "_LID", NULL,
+				       &state);
+	if (ACPI_FAILURE(status))
+		return -ENODEV;
+
+	return !!state;
+}
+EXPORT_SYMBOL(acpi_lid_open);
+
 static int acpi_lid_send_state(struct acpi_device *device)
 {
 	struct acpi_button *button = acpi_driver_data(device);
 	unsigned long long state;
 	acpi_status status;
+	int ret;
 
 	status = acpi_evaluate_integer(device->handle, "_LID", NULL, &state);
 	if (ACPI_FAILURE(status))
@@ -242,7 +277,12 @@ static int acpi_lid_send_state(struct acpi_device *device)
 	/* input layer checks if event is redundant */
 	input_report_switch(button->input, SW_LID, !state);
 	input_sync(button->input);
-	return 0;
+
+	ret = blocking_notifier_call_chain(&acpi_lid_notifier, state, device);
+	if (ret == NOTIFY_DONE)
+		ret = blocking_notifier_call_chain(&acpi_lid_notifier, state,
+						   device);
+	return ret;
 }
 
 static void acpi_button_notify(struct acpi_device *device, u32 event)
@@ -364,8 +404,14 @@ static int acpi_button_add(struct acpi_device *device)
 	error = input_register_device(input);
 	if (error)
 		goto err_remove_fs;
-	if (button->type == ACPI_BUTTON_TYPE_LID)
+	if (button->type == ACPI_BUTTON_TYPE_LID) {
 		acpi_lid_send_state(device);
+		/*
+		 * This assumes there's only one lid device, or if there are
+		 * more we only care about the last one...
+		 */
+		lid_device = device;
+	}
 
 	if (device->wakeup.flags.valid) {
 		/* Button's GPE is run-wake GPE */
diff --git a/drivers/acpi/cm_sbs.c b/drivers/acpi/cm_sbs.c
index 332fe4b21708..6c9ee68e46fb 100644
--- a/drivers/acpi/cm_sbs.c
+++ b/drivers/acpi/cm_sbs.c
@@ -28,6 +28,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 ACPI_MODULE_NAME("cm_sbs");
 #define ACPI_AC_CLASS		"ac_adapter"
 #define ACPI_BATTERY_CLASS	"battery"
diff --git a/drivers/acpi/container.c b/drivers/acpi/container.c
index fe0cdf83641a..642bb305cb65 100644
--- a/drivers/acpi/container.c
+++ b/drivers/acpi/container.c
@@ -35,6 +35,8 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/container.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_CONTAINER_DEVICE_NAME	"ACPI container device"
 #define ACPI_CONTAINER_CLASS		"container"
 
@@ -200,20 +202,17 @@ container_walk_namespace_cb(acpi_handle handle,
 			    u32 lvl, void *context, void **rv)
 {
 	char *hid = NULL;
-	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	struct acpi_device_info *info;
 	acpi_status status;
 	int *action = context;
 
-
-	status = acpi_get_object_info(handle, &buffer);
-	if (ACPI_FAILURE(status) || !buffer.pointer) {
+	status = acpi_get_object_info(handle, &info);
+	if (ACPI_FAILURE(status)) {
 		return AE_OK;
 	}
 
-	info = buffer.pointer;
 	if (info->valid & ACPI_VALID_HID)
-		hid = info->hardware_id.value;
+		hid = info->hardware_id.string;
 
 	if (hid == NULL) {
 		goto end;
@@ -240,7 +239,7 @@ container_walk_namespace_cb(acpi_handle handle,
 	}
 
       end:
-	kfree(buffer.pointer);
+	kfree(info);
 
 	return AE_OK;
 }
diff --git a/drivers/acpi/debug.c b/drivers/acpi/debug.c
index a8287be0870e..8a690c3b8e23 100644
--- a/drivers/acpi/debug.c
+++ b/drivers/acpi/debug.c
@@ -3,6 +3,7 @@
  */
 
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
@@ -201,72 +202,54 @@ module_param_call(trace_state, param_set_trace_state, param_get_trace_state,
 #define ACPI_SYSTEM_FILE_DEBUG_LAYER	"debug_layer"
 #define ACPI_SYSTEM_FILE_DEBUG_LEVEL		"debug_level"
 
-static int
-acpi_system_read_debug(char *page,
-		       char **start, off_t off, int count, int *eof, void *data)
+static int acpi_system_debug_proc_show(struct seq_file *m, void *v)
 {
-	char *p = page;
-	int size = 0;
 	unsigned int i;
 
-	if (off != 0)
-		goto end;
+	seq_printf(m, "%-25s\tHex        SET\n", "Description");
 
-	p += sprintf(p, "%-25s\tHex        SET\n", "Description");
-
-	switch ((unsigned long)data) {
+	switch ((unsigned long)m->private) {
 	case 0:
 		for (i = 0; i < ARRAY_SIZE(acpi_debug_layers); i++) {
-			p += sprintf(p, "%-25s\t0x%08lX [%c]\n",
+			seq_printf(m, "%-25s\t0x%08lX [%c]\n",
 				     acpi_debug_layers[i].name,
 				     acpi_debug_layers[i].value,
 				     (acpi_dbg_layer & acpi_debug_layers[i].
 				      value) ? '*' : ' ');
 		}
-		p += sprintf(p, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS",
+		seq_printf(m, "%-25s\t0x%08X [%c]\n", "ACPI_ALL_DRIVERS",
 			     ACPI_ALL_DRIVERS,
 			     (acpi_dbg_layer & ACPI_ALL_DRIVERS) ==
 			     ACPI_ALL_DRIVERS ? '*' : (acpi_dbg_layer &
 						       ACPI_ALL_DRIVERS) ==
 			     0 ? ' ' : '-');
-		p += sprintf(p,
+		seq_printf(m,
 			     "--\ndebug_layer = 0x%08X (* = enabled, - = partial)\n",
 			     acpi_dbg_layer);
 		break;
 	case 1:
 		for (i = 0; i < ARRAY_SIZE(acpi_debug_levels); i++) {
-			p += sprintf(p, "%-25s\t0x%08lX [%c]\n",
+			seq_printf(m, "%-25s\t0x%08lX [%c]\n",
 				     acpi_debug_levels[i].name,
 				     acpi_debug_levels[i].value,
 				     (acpi_dbg_level & acpi_debug_levels[i].
 				      value) ? '*' : ' ');
 		}
-		p += sprintf(p, "--\ndebug_level = 0x%08X (* = enabled)\n",
+		seq_printf(m, "--\ndebug_level = 0x%08X (* = enabled)\n",
 			     acpi_dbg_level);
 		break;
-	default:
-		p += sprintf(p, "Invalid debug option\n");
-		break;
 	}
+	return 0;
+}
 
-      end:
-	size = (p - page);
-	if (size <= off + count)
-		*eof = 1;
-	*start = page + off;
-	size -= off;
-	if (size > count)
-		size = count;
-	if (size < 0)
-		size = 0;
-
-	return size;
+static int acpi_system_debug_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, acpi_system_debug_proc_show, PDE(inode)->data);
 }
 
-static int
-acpi_system_write_debug(struct file *file,
+static ssize_t acpi_system_debug_proc_write(struct file *file,
 			const char __user * buffer,
-			unsigned long count, void *data)
+			size_t count, loff_t *pos)
 {
 	char debug_string[12] = { '\0' };
 
@@ -279,7 +262,7 @@ acpi_system_write_debug(struct file *file,
 
 	debug_string[count] = '\0';
 
-	switch ((unsigned long)data) {
+	switch ((unsigned long)PDE(file->f_path.dentry->d_inode)->data) {
 	case 0:
 		acpi_dbg_layer = simple_strtoul(debug_string, NULL, 0);
 		break;
@@ -292,6 +275,15 @@ acpi_system_write_debug(struct file *file,
 
 	return count;
 }
+
+static const struct file_operations acpi_system_debug_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= acpi_system_debug_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= acpi_system_debug_proc_write,
+};
 #endif
 
 int __init acpi_debug_init(void)
@@ -303,24 +295,18 @@ int __init acpi_debug_init(void)
 
 	/* 'debug_layer' [R/W] */
 	name = ACPI_SYSTEM_FILE_DEBUG_LAYER;
-	entry =
-	    create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR,
-				   acpi_root_dir, acpi_system_read_debug,
-				   (void *)0);
-	if (entry)
-		entry->write_proc = acpi_system_write_debug;
-	else
+	entry = proc_create_data(name, S_IFREG | S_IRUGO | S_IWUSR,
+				 acpi_root_dir, &acpi_system_debug_proc_fops,
+				 (void *)0);
+	if (!entry)
 		goto Error;
 
 	/* 'debug_level' [R/W] */
 	name = ACPI_SYSTEM_FILE_DEBUG_LEVEL;
-	entry =
-	    create_proc_read_entry(name, S_IFREG | S_IRUGO | S_IWUSR,
-				   acpi_root_dir, acpi_system_read_debug,
-				   (void *)1);
-	if (entry)
-		entry->write_proc = acpi_system_write_debug;
-	else
+	entry = proc_create_data(name, S_IFREG | S_IRUGO | S_IWUSR,
+				 acpi_root_dir, &acpi_system_debug_proc_fops,
+				 (void *)1);
+	if (!entry)
 		goto Error;
 
       Done:
diff --git a/drivers/acpi/dock.c b/drivers/acpi/dock.c
index efb959d6c8a9..7338b6a3e049 100644
--- a/drivers/acpi/dock.c
+++ b/drivers/acpi/dock.c
@@ -33,6 +33,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_DOCK_DRIVER_DESCRIPTION "ACPI Dock Station Driver"
 
 ACPI_MODULE_NAME("dock");
@@ -65,7 +67,7 @@ struct dock_station {
 	struct list_head dependent_devices;
 	struct list_head hotplug_devices;
 
-	struct list_head sibiling;
+	struct list_head sibling;
 	struct platform_device *dock_device;
 };
 static LIST_HEAD(dock_stations);
@@ -231,18 +233,16 @@ static int is_ata(acpi_handle handle)
 static int is_battery(acpi_handle handle)
 {
 	struct acpi_device_info *info;
-	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
 	int ret = 1;
 
-	if (!ACPI_SUCCESS(acpi_get_object_info(handle, &buffer)))
+	if (!ACPI_SUCCESS(acpi_get_object_info(handle, &info)))
 		return 0;
-	info = buffer.pointer;
 	if (!(info->valid & ACPI_VALID_HID))
 		ret = 0;
 	else
-		ret = !strcmp("PNP0C0A", info->hardware_id.value);
+		ret = !strcmp("PNP0C0A", info->hardware_id.string);
 
-	kfree(buffer.pointer);
+	kfree(info);
 	return ret;
 }
 
@@ -275,7 +275,7 @@ int is_dock_device(acpi_handle handle)
 
 	if (is_dock(handle))
 		return 1;
-	list_for_each_entry(dock_station, &dock_stations, sibiling) {
+	list_for_each_entry(dock_station, &dock_stations, sibling) {
 		if (find_dock_dependent_device(dock_station, handle))
 			return 1;
 	}
@@ -619,7 +619,7 @@ register_hotplug_dock_device(acpi_handle handle, struct acpi_dock_ops *ops,
 	 * make sure this handle is for a device dependent on the dock,
 	 * this would include the dock station itself
 	 */
-	list_for_each_entry(dock_station, &dock_stations, sibiling) {
+	list_for_each_entry(dock_station, &dock_stations, sibling) {
 		/*
 		 * An ATA bay can be in a dock and itself can be ejected
 		 * seperately, so there are two 'dock stations' which need the
@@ -651,7 +651,7 @@ void unregister_hotplug_dock_device(acpi_handle handle)
 	if (!dock_station_count)
 		return;
 
-	list_for_each_entry(dock_station, &dock_stations, sibiling) {
+	list_for_each_entry(dock_station, &dock_stations, sibling) {
 		dd = find_dock_dependent_device(dock_station, handle);
 		if (dd)
 			dock_del_hotplug_device(dock_station, dd);
@@ -787,7 +787,7 @@ static int acpi_dock_notifier_call(struct notifier_block *this,
 	if (event != ACPI_NOTIFY_BUS_CHECK && event != ACPI_NOTIFY_DEVICE_CHECK
 	   && event != ACPI_NOTIFY_EJECT_REQUEST)
 		return 0;
-	list_for_each_entry(dock_station, &dock_stations, sibiling) {
+	list_for_each_entry(dock_station, &dock_stations, sibling) {
 		if (dock_station->handle == handle) {
 			struct dock_data *dock_data;
 
@@ -958,7 +958,7 @@ static int dock_add(acpi_handle handle)
 	dock_station->last_dock_time = jiffies - HZ;
 	INIT_LIST_HEAD(&dock_station->dependent_devices);
 	INIT_LIST_HEAD(&dock_station->hotplug_devices);
-	INIT_LIST_HEAD(&dock_station->sibiling);
+	INIT_LIST_HEAD(&dock_station->sibling);
 	spin_lock_init(&dock_station->dd_lock);
 	mutex_init(&dock_station->hp_lock);
 	ATOMIC_INIT_NOTIFIER_HEAD(&dock_notifier_list);
@@ -1044,7 +1044,7 @@ static int dock_add(acpi_handle handle)
 	add_dock_dependent_device(dock_station, dd);
 
 	dock_station_count++;
-	list_add(&dock_station->sibiling, &dock_stations);
+	list_add(&dock_station->sibling, &dock_stations);
 	return 0;
 
 dock_add_err_unregister:
@@ -1149,7 +1149,7 @@ static void __exit dock_exit(void)
 	struct dock_station *tmp;
 
 	unregister_acpi_bus_notifier(&dock_acpi_notifier);
-	list_for_each_entry_safe(dock_station, tmp, &dock_stations, sibiling)
+	list_for_each_entry_safe(dock_station, tmp, &dock_stations, sibling)
 		dock_remove(dock_station);
 }
 
diff --git a/drivers/acpi/ec.c b/drivers/acpi/ec.c
index 391f331674c7..baef28c1e630 100644
--- a/drivers/acpi/ec.c
+++ b/drivers/acpi/ec.c
@@ -42,12 +42,12 @@
 #include <asm/io.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
+#include <linux/dmi.h>
 
 #define ACPI_EC_CLASS			"embedded_controller"
 #define ACPI_EC_DEVICE_NAME		"Embedded Controller"
 #define ACPI_EC_FILE_INFO		"info"
 
-#undef PREFIX
 #define PREFIX				"ACPI: EC: "
 
 /* EC status register */
@@ -68,15 +68,13 @@ enum ec_command {
 #define ACPI_EC_DELAY		500	/* Wait 500ms max. during EC ops */
 #define ACPI_EC_UDELAY_GLK	1000	/* Wait 1ms max. to get global lock */
 #define ACPI_EC_CDELAY		10	/* Wait 10us before polling EC */
+#define ACPI_EC_MSI_UDELAY	550	/* Wait 550us for MSI EC */
 
 #define ACPI_EC_STORM_THRESHOLD 8	/* number of false interrupts
 					   per one transaction */
 
 enum {
 	EC_FLAGS_QUERY_PENDING,		/* Query is pending */
-	EC_FLAGS_GPE_MODE,		/* Expect GPE to be sent
-					 * for status change */
-	EC_FLAGS_NO_GPE,		/* Don't use GPE mode */
 	EC_FLAGS_GPE_STORM,		/* GPE storm detected */
 	EC_FLAGS_HANDLERS_INSTALLED	/* Handlers for GPE and
 					 * OpReg are installed */
@@ -121,6 +119,8 @@ static struct acpi_ec {
 } *boot_ec, *first_ec;
 
 static int EC_FLAGS_MSI; /* Out-of-spec MSI controller */
+static int EC_FLAGS_VALIDATE_ECDT; /* ASUStec ECDTs need to be validated */
+static int EC_FLAGS_SKIP_DSDT_SCAN; /* Not all BIOS survive early DSDT scan */
 
 /* --------------------------------------------------------------------------
                              Transaction Management
@@ -170,7 +170,7 @@ static void start_transaction(struct acpi_ec *ec)
 	acpi_ec_write_cmd(ec, ec->curr->command);
 }
 
-static void gpe_transaction(struct acpi_ec *ec, u8 status)
+static void advance_transaction(struct acpi_ec *ec, u8 status)
 {
 	unsigned long flags;
 	spin_lock_irqsave(&ec->curr_lock, flags);
@@ -201,29 +201,6 @@ unlock:
 	spin_unlock_irqrestore(&ec->curr_lock, flags);
 }
 
-static int acpi_ec_wait(struct acpi_ec *ec)
-{
-	if (wait_event_timeout(ec->wait, ec_transaction_done(ec),
-			       msecs_to_jiffies(ACPI_EC_DELAY)))
-		return 0;
-	/* try restart command if we get any false interrupts */
-	if (ec->curr->irq_count &&
-	    (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF) == 0) {
-		pr_debug(PREFIX "controller reset, restart transaction\n");
-		start_transaction(ec);
-		if (wait_event_timeout(ec->wait, ec_transaction_done(ec),
-					msecs_to_jiffies(ACPI_EC_DELAY)))
-			return 0;
-	}
-	/* missing GPEs, switch back to poll mode */
-	if (printk_ratelimit())
-		pr_info(PREFIX "missing confirmations, "
-				"switch off interrupt mode.\n");
-	set_bit(EC_FLAGS_NO_GPE, &ec->flags);
-	clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
-	return 1;
-}
-
 static void acpi_ec_gpe_query(void *ec_cxt);
 
 static int ec_check_sci(struct acpi_ec *ec, u8 state)
@@ -236,43 +213,49 @@ static int ec_check_sci(struct acpi_ec *ec, u8 state)
 	return 0;
 }
 
-static void ec_delay(void)
-{
-	/* EC in MSI notebooks don't tolerate delays other than 550 usec */
-	if (EC_FLAGS_MSI)
-		udelay(ACPI_EC_DELAY);
-	else
-		/* Use shortest sleep available */
-		msleep(1);
-}
-
 static int ec_poll(struct acpi_ec *ec)
 {
-	unsigned long delay = jiffies + msecs_to_jiffies(ACPI_EC_DELAY);
-	udelay(ACPI_EC_CDELAY);
-	while (time_before(jiffies, delay)) {
-		gpe_transaction(ec, acpi_ec_read_status(ec));
-		ec_delay();
-		if (ec_transaction_done(ec))
-			return 0;
+	unsigned long flags;
+	int repeat = 2; /* number of command restarts */
+	while (repeat--) {
+		unsigned long delay = jiffies +
+			msecs_to_jiffies(ACPI_EC_DELAY);
+		do {
+			/* don't sleep with disabled interrupts */
+			if (EC_FLAGS_MSI || irqs_disabled()) {
+				udelay(ACPI_EC_MSI_UDELAY);
+				if (ec_transaction_done(ec))
+					return 0;
+			} else {
+				if (wait_event_timeout(ec->wait,
+						ec_transaction_done(ec),
+						msecs_to_jiffies(1)))
+					return 0;
+			}
+			advance_transaction(ec, acpi_ec_read_status(ec));
+		} while (time_before(jiffies, delay));
+		if (acpi_ec_read_status(ec) & ACPI_EC_FLAG_IBF)
+			break;
+		pr_debug(PREFIX "controller reset, restart transaction\n");
+		spin_lock_irqsave(&ec->curr_lock, flags);
+		start_transaction(ec);
+		spin_unlock_irqrestore(&ec->curr_lock, flags);
 	}
 	return -ETIME;
 }
 
 static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
-					struct transaction *t,
-					int force_poll)
+					struct transaction *t)
 {
 	unsigned long tmp;
 	int ret = 0;
 	pr_debug(PREFIX "transaction start\n");
 	/* disable GPE during transaction if storm is detected */
 	if (test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
-		clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
 		acpi_disable_gpe(NULL, ec->gpe);
 	}
 	if (EC_FLAGS_MSI)
-		udelay(ACPI_EC_DELAY);
+		udelay(ACPI_EC_MSI_UDELAY);
 	/* start transaction */
 	spin_lock_irqsave(&ec->curr_lock, tmp);
 	/* following two actions should be kept atomic */
@@ -281,11 +264,7 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
 	if (ec->curr->command == ACPI_EC_COMMAND_QUERY)
 		clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
 	spin_unlock_irqrestore(&ec->curr_lock, tmp);
-	/* if we selected poll mode or failed in GPE-mode do a poll loop */
-	if (force_poll ||
-	    !test_bit(EC_FLAGS_GPE_MODE, &ec->flags) ||
-	    acpi_ec_wait(ec))
-		ret = ec_poll(ec);
+	ret = ec_poll(ec);
 	pr_debug(PREFIX "transaction end\n");
 	spin_lock_irqsave(&ec->curr_lock, tmp);
 	ec->curr = NULL;
@@ -295,8 +274,7 @@ static int acpi_ec_transaction_unlocked(struct acpi_ec *ec,
 		ec_check_sci(ec, acpi_ec_read_status(ec));
 		/* it is safe to enable GPE outside of transaction */
 		acpi_enable_gpe(NULL, ec->gpe);
-	} else if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags) &&
-		   t->irq_count > ACPI_EC_STORM_THRESHOLD) {
+	} else if (t->irq_count > ACPI_EC_STORM_THRESHOLD) {
 		pr_info(PREFIX "GPE storm detected, "
 			"transactions will use polling mode\n");
 		set_bit(EC_FLAGS_GPE_STORM, &ec->flags);
@@ -314,16 +292,14 @@ static int ec_wait_ibf0(struct acpi_ec *ec)
 {
 	unsigned long delay = jiffies + msecs_to_jiffies(ACPI_EC_DELAY);
 	/* interrupt wait manually if GPE mode is not active */
-	unsigned long timeout = test_bit(EC_FLAGS_GPE_MODE, &ec->flags) ?
-		msecs_to_jiffies(ACPI_EC_DELAY) : msecs_to_jiffies(1);
 	while (time_before(jiffies, delay))
-		if (wait_event_timeout(ec->wait, ec_check_ibf0(ec), timeout))
+		if (wait_event_timeout(ec->wait, ec_check_ibf0(ec),
+					msecs_to_jiffies(1)))
 			return 0;
 	return -ETIME;
 }
 
-static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t,
-			       int force_poll)
+static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t)
 {
 	int status;
 	u32 glk;
@@ -345,7 +321,7 @@ static int acpi_ec_transaction(struct acpi_ec *ec, struct transaction *t,
 		status = -ETIME;
 		goto end;
 	}
-	status = acpi_ec_transaction_unlocked(ec, t, force_poll);
+	status = acpi_ec_transaction_unlocked(ec, t);
 end:
 	if (ec->global_lock)
 		acpi_release_global_lock(glk);
@@ -354,10 +330,6 @@ unlock:
 	return status;
 }
 
-/*
- * Note: samsung nv5000 doesn't work with ec burst mode.
- * http://bugzilla.kernel.org/show_bug.cgi?id=4980
- */
 static int acpi_ec_burst_enable(struct acpi_ec *ec)
 {
 	u8 d;
@@ -365,7 +337,7 @@ static int acpi_ec_burst_enable(struct acpi_ec *ec)
 				.wdata = NULL, .rdata = &d,
 				.wlen = 0, .rlen = 1};
 
-	return acpi_ec_transaction(ec, &t, 0);
+	return acpi_ec_transaction(ec, &t);
 }
 
 static int acpi_ec_burst_disable(struct acpi_ec *ec)
@@ -375,7 +347,7 @@ static int acpi_ec_burst_disable(struct acpi_ec *ec)
 				.wlen = 0, .rlen = 0};
 
 	return (acpi_ec_read_status(ec) & ACPI_EC_FLAG_BURST) ?
-				acpi_ec_transaction(ec, &t, 0) : 0;
+				acpi_ec_transaction(ec, &t) : 0;
 }
 
 static int acpi_ec_read(struct acpi_ec *ec, u8 address, u8 * data)
@@ -386,7 +358,7 @@ static int acpi_ec_read(struct acpi_ec *ec, u8 address, u8 * data)
 				.wdata = &address, .rdata = &d,
 				.wlen = 1, .rlen = 1};
 
-	result = acpi_ec_transaction(ec, &t, 0);
+	result = acpi_ec_transaction(ec, &t);
 	*data = d;
 	return result;
 }
@@ -398,7 +370,7 @@ static int acpi_ec_write(struct acpi_ec *ec, u8 address, u8 data)
 				.wdata = wdata, .rdata = NULL,
 				.wlen = 2, .rlen = 0};
 
-	return acpi_ec_transaction(ec, &t, 0);
+	return acpi_ec_transaction(ec, &t);
 }
 
 /*
@@ -466,7 +438,7 @@ int ec_transaction(u8 command,
 	if (!first_ec)
 		return -ENODEV;
 
-	return acpi_ec_transaction(first_ec, &t, force_poll);
+	return acpi_ec_transaction(first_ec, &t);
 }
 
 EXPORT_SYMBOL(ec_transaction);
@@ -487,7 +459,7 @@ static int acpi_ec_query(struct acpi_ec *ec, u8 * data)
 	 * bit to be cleared (and thus clearing the interrupt source).
 	 */
 
-	result = acpi_ec_transaction(ec, &t, 0);
+	result = acpi_ec_transaction(ec, &t);
 	if (result)
 		return result;
 
@@ -570,28 +542,10 @@ static u32 acpi_ec_gpe_handler(void *data)
 	pr_debug(PREFIX "~~~> interrupt\n");
 	status = acpi_ec_read_status(ec);
 
-	if (test_bit(EC_FLAGS_GPE_MODE, &ec->flags)) {
-		gpe_transaction(ec, status);
-		if (ec_transaction_done(ec) &&
-		    (status & ACPI_EC_FLAG_IBF) == 0)
-			wake_up(&ec->wait);
-	}
-
+	advance_transaction(ec, status);
+	if (ec_transaction_done(ec) && (status & ACPI_EC_FLAG_IBF) == 0)
+		wake_up(&ec->wait);
 	ec_check_sci(ec, status);
-	if (!test_bit(EC_FLAGS_GPE_MODE, &ec->flags) &&
-	    !test_bit(EC_FLAGS_NO_GPE, &ec->flags)) {
-		/* this is non-query, must be confirmation */
-		if (!test_bit(EC_FLAGS_GPE_STORM, &ec->flags)) {
-			if (printk_ratelimit())
-				pr_info(PREFIX "non-query interrupt received,"
-					" switching to interrupt mode\n");
-		} else {
-			/* hush, STORM switches the mode every transaction */
-			pr_debug(PREFIX "non-query interrupt received,"
-				" switching to interrupt mode\n");
-		}
-		set_bit(EC_FLAGS_GPE_MODE, &ec->flags);
-	}
 	return ACPI_INTERRUPT_HANDLED;
 }
 
@@ -617,7 +571,8 @@ acpi_ec_space_handler(u32 function, acpi_physical_address address,
 	if (bits != 8 && acpi_strict)
 		return AE_BAD_PARAMETER;
 
-	acpi_ec_burst_enable(ec);
+	if (EC_FLAGS_MSI)
+		acpi_ec_burst_enable(ec);
 
 	if (function == ACPI_READ) {
 		result = acpi_ec_read(ec, address, &temp);
@@ -638,7 +593,8 @@ acpi_ec_space_handler(u32 function, acpi_physical_address address,
 		}
 	}
 
-	acpi_ec_burst_disable(ec);
+	if (EC_FLAGS_MSI)
+		acpi_ec_burst_disable(ec);
 
 	switch (result) {
 	case -EINVAL:
@@ -788,6 +744,42 @@ ec_parse_device(acpi_handle handle, u32 Level, void *context, void **retval)
 	return AE_CTRL_TERMINATE;
 }
 
+static int ec_install_handlers(struct acpi_ec *ec)
+{
+	acpi_status status;
+	if (test_bit(EC_FLAGS_HANDLERS_INSTALLED, &ec->flags))
+		return 0;
+	status = acpi_install_gpe_handler(NULL, ec->gpe,
+				  ACPI_GPE_EDGE_TRIGGERED,
+				  &acpi_ec_gpe_handler, ec);
+	if (ACPI_FAILURE(status))
+		return -ENODEV;
+	acpi_set_gpe_type(NULL, ec->gpe, ACPI_GPE_TYPE_RUNTIME);
+	acpi_enable_gpe(NULL, ec->gpe);
+	status = acpi_install_address_space_handler(ec->handle,
+						    ACPI_ADR_SPACE_EC,
+						    &acpi_ec_space_handler,
+						    NULL, ec);
+	if (ACPI_FAILURE(status)) {
+		if (status == AE_NOT_FOUND) {
+			/*
+			 * Maybe OS fails in evaluating the _REG object.
+			 * The AE_NOT_FOUND error will be ignored and OS
+			 * continue to initialize EC.
+			 */
+			printk(KERN_ERR "Fail in evaluating the _REG object"
+				" of EC device. Broken bios is suspected.\n");
+		} else {
+			acpi_remove_gpe_handler(NULL, ec->gpe,
+				&acpi_ec_gpe_handler);
+			return -ENODEV;
+		}
+	}
+
+	set_bit(EC_FLAGS_HANDLERS_INSTALLED, &ec->flags);
+	return 0;
+}
+
 static void ec_remove_handlers(struct acpi_ec *ec)
 {
 	if (ACPI_FAILURE(acpi_remove_address_space_handler(ec->handle,
@@ -802,9 +794,8 @@ static void ec_remove_handlers(struct acpi_ec *ec)
 static int acpi_ec_add(struct acpi_device *device)
 {
 	struct acpi_ec *ec = NULL;
+	int ret;
 
-	if (!device)
-		return -EINVAL;
 	strcpy(acpi_device_name(device), ACPI_EC_DEVICE_NAME);
 	strcpy(acpi_device_class(device), ACPI_EC_CLASS);
 
@@ -837,9 +828,12 @@ static int acpi_ec_add(struct acpi_device *device)
 	acpi_ec_add_fs(device);
 	pr_info(PREFIX "GPE = 0x%lx, I/O: command/status = 0x%lx, data = 0x%lx\n",
 			  ec->gpe, ec->command_addr, ec->data_addr);
-	pr_info(PREFIX "driver started in %s mode\n",
-		(test_bit(EC_FLAGS_GPE_MODE, &ec->flags))?"interrupt":"poll");
-	return 0;
+
+	ret = ec_install_handlers(ec);
+
+	/* EC is fully operational, allow queries */
+	clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
+	return ret;
 }
 
 static int acpi_ec_remove(struct acpi_device *device, int type)
@@ -851,6 +845,7 @@ static int acpi_ec_remove(struct acpi_device *device, int type)
 		return -EINVAL;
 
 	ec = acpi_driver_data(device);
+	ec_remove_handlers(ec);
 	mutex_lock(&ec->lock);
 	list_for_each_entry_safe(handler, tmp, &ec->list, node) {
 		list_del(&handler->node);
@@ -888,91 +883,60 @@ ec_parse_io_ports(struct acpi_resource *resource, void *context)
 	return AE_OK;
 }
 
-static int ec_install_handlers(struct acpi_ec *ec)
+int __init acpi_boot_ec_enable(void)
 {
-	acpi_status status;
-	if (test_bit(EC_FLAGS_HANDLERS_INSTALLED, &ec->flags))
+	if (!boot_ec || test_bit(EC_FLAGS_HANDLERS_INSTALLED, &boot_ec->flags))
+		return 0;
+	if (!ec_install_handlers(boot_ec)) {
+		first_ec = boot_ec;
 		return 0;
-	status = acpi_install_gpe_handler(NULL, ec->gpe,
-				  ACPI_GPE_EDGE_TRIGGERED,
-				  &acpi_ec_gpe_handler, ec);
-	if (ACPI_FAILURE(status))
-		return -ENODEV;
-	acpi_set_gpe_type(NULL, ec->gpe, ACPI_GPE_TYPE_RUNTIME);
-	acpi_enable_gpe(NULL, ec->gpe);
-	status = acpi_install_address_space_handler(ec->handle,
-						    ACPI_ADR_SPACE_EC,
-						    &acpi_ec_space_handler,
-						    NULL, ec);
-	if (ACPI_FAILURE(status)) {
-		if (status == AE_NOT_FOUND) {
-			/*
-			 * Maybe OS fails in evaluating the _REG object.
-			 * The AE_NOT_FOUND error will be ignored and OS
-			 * continue to initialize EC.
-			 */
-			printk(KERN_ERR "Fail in evaluating the _REG object"
-				" of EC device. Broken bios is suspected.\n");
-		} else {
-			acpi_remove_gpe_handler(NULL, ec->gpe,
-				&acpi_ec_gpe_handler);
-			return -ENODEV;
-		}
 	}
-
-	set_bit(EC_FLAGS_HANDLERS_INSTALLED, &ec->flags);
-	return 0;
+	return -EFAULT;
 }
 
-static int acpi_ec_start(struct acpi_device *device)
-{
-	struct acpi_ec *ec;
-	int ret = 0;
-
-	if (!device)
-		return -EINVAL;
-
-	ec = acpi_driver_data(device);
-
-	if (!ec)
-		return -EINVAL;
-
-	ret = ec_install_handlers(ec);
+static const struct acpi_device_id ec_device_ids[] = {
+	{"PNP0C09", 0},
+	{"", 0},
+};
 
-	/* EC is fully operational, allow queries */
-	clear_bit(EC_FLAGS_QUERY_PENDING, &ec->flags);
-	return ret;
+/* Some BIOS do not survive early DSDT scan, skip it */
+static int ec_skip_dsdt_scan(const struct dmi_system_id *id)
+{
+	EC_FLAGS_SKIP_DSDT_SCAN = 1;
+	return 0;
 }
 
-static int acpi_ec_stop(struct acpi_device *device, int type)
+/* ASUStek often supplies us with broken ECDT, validate it */
+static int ec_validate_ecdt(const struct dmi_system_id *id)
 {
-	struct acpi_ec *ec;
-	if (!device)
-		return -EINVAL;
-	ec = acpi_driver_data(device);
-	if (!ec)
-		return -EINVAL;
-	ec_remove_handlers(ec);
-
+	EC_FLAGS_VALIDATE_ECDT = 1;
 	return 0;
 }
 
-int __init acpi_boot_ec_enable(void)
+/* MSI EC needs special treatment, enable it */
+static int ec_flag_msi(const struct dmi_system_id *id)
 {
-	if (!boot_ec || test_bit(EC_FLAGS_HANDLERS_INSTALLED, &boot_ec->flags))
-		return 0;
-	if (!ec_install_handlers(boot_ec)) {
-		first_ec = boot_ec;
-		return 0;
-	}
-	return -EFAULT;
+	EC_FLAGS_MSI = 1;
+	EC_FLAGS_VALIDATE_ECDT = 1;
+	return 0;
 }
 
-static const struct acpi_device_id ec_device_ids[] = {
-	{"PNP0C09", 0},
-	{"", 0},
+static struct dmi_system_id __initdata ec_dmi_table[] = {
+	{
+	ec_skip_dsdt_scan, "Compal JFL92", {
+	DMI_MATCH(DMI_BIOS_VENDOR, "COMPAL"),
+	DMI_MATCH(DMI_BOARD_NAME, "JFL92") }, NULL},
+	{
+	ec_flag_msi, "MSI hardware", {
+	DMI_MATCH(DMI_BIOS_VENDOR, "Micro-Star"),
+	DMI_MATCH(DMI_CHASSIS_VENDOR, "MICRO-Star") }, NULL},
+	{
+	ec_validate_ecdt, "ASUS hardware", {
+	DMI_MATCH(DMI_BIOS_VENDOR, "ASUS") }, NULL},
+	{},
 };
 
+
 int __init acpi_ec_ecdt_probe(void)
 {
 	acpi_status status;
@@ -985,11 +949,7 @@ int __init acpi_ec_ecdt_probe(void)
 	/*
 	 * Generate a boot ec context
 	 */
-	if (dmi_name_in_vendors("Micro-Star") ||
-	    dmi_name_in_vendors("Notebook")) {
-		pr_info(PREFIX "Enabling special treatment for EC from MSI.\n");
-		EC_FLAGS_MSI = 1;
-	}
+	dmi_check_system(ec_dmi_table);
 	status = acpi_get_table(ACPI_SIG_ECDT, 1,
 				(struct acpi_table_header **)&ecdt_ptr);
 	if (ACPI_SUCCESS(status)) {
@@ -1000,7 +960,7 @@ int __init acpi_ec_ecdt_probe(void)
 		boot_ec->handle = ACPI_ROOT_OBJECT;
 		acpi_get_handle(ACPI_ROOT_OBJECT, ecdt_ptr->id, &boot_ec->handle);
 		/* Don't trust ECDT, which comes from ASUSTek */
-		if (!dmi_name_in_vendors("ASUS") && EC_FLAGS_MSI == 0)
+		if (!EC_FLAGS_VALIDATE_ECDT)
 			goto install;
 		saved_ec = kmalloc(sizeof(struct acpi_ec), GFP_KERNEL);
 		if (!saved_ec)
@@ -1008,6 +968,10 @@ int __init acpi_ec_ecdt_probe(void)
 		memcpy(saved_ec, boot_ec, sizeof(struct acpi_ec));
 	/* fall through */
 	}
+
+	if (EC_FLAGS_SKIP_DSDT_SCAN)
+		return -ENODEV;
+
 	/* This workaround is needed only on some broken machines,
 	 * which require early EC, but fail to provide ECDT */
 	printk(KERN_DEBUG PREFIX "Look up EC in DSDT\n");
@@ -1054,8 +1018,6 @@ static int acpi_ec_suspend(struct acpi_device *device, pm_message_t state)
 {
 	struct acpi_ec *ec = acpi_driver_data(device);
 	/* Stop using GPE */
-	set_bit(EC_FLAGS_NO_GPE, &ec->flags);
-	clear_bit(EC_FLAGS_GPE_MODE, &ec->flags);
 	acpi_disable_gpe(NULL, ec->gpe);
 	return 0;
 }
@@ -1064,8 +1026,6 @@ static int acpi_ec_resume(struct acpi_device *device)
 {
 	struct acpi_ec *ec = acpi_driver_data(device);
 	/* Enable use of GPE back */
-	clear_bit(EC_FLAGS_NO_GPE, &ec->flags);
-	set_bit(EC_FLAGS_GPE_MODE, &ec->flags);
 	acpi_enable_gpe(NULL, ec->gpe);
 	return 0;
 }
@@ -1077,8 +1037,6 @@ static struct acpi_driver acpi_ec_driver = {
 	.ops = {
 		.add = acpi_ec_add,
 		.remove = acpi_ec_remove,
-		.start = acpi_ec_start,
-		.stop = acpi_ec_stop,
 		.suspend = acpi_ec_suspend,
 		.resume = acpi_ec_resume,
 		},
diff --git a/drivers/acpi/event.c b/drivers/acpi/event.c
index aeb7e5fb4a04..c511071bfd79 100644
--- a/drivers/acpi/event.c
+++ b/drivers/acpi/event.c
@@ -14,6 +14,8 @@
 #include <net/netlink.h>
 #include <net/genetlink.h>
 
+#include "internal.h"
+
 #define _COMPONENT		ACPI_SYSTEM_COMPONENT
 ACPI_MODULE_NAME("event");
 
diff --git a/drivers/acpi/fan.c b/drivers/acpi/fan.c
index 53698ea08371..f419849a0d3f 100644
--- a/drivers/acpi/fan.c
+++ b/drivers/acpi/fan.c
@@ -34,6 +34,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_FAN_CLASS			"fan"
 #define ACPI_FAN_FILE_STATE		"state"
 
diff --git a/drivers/acpi/glue.c b/drivers/acpi/glue.c
index a8a5c29958c8..c6645f26224b 100644
--- a/drivers/acpi/glue.c
+++ b/drivers/acpi/glue.c
@@ -12,6 +12,8 @@
 #include <linux/rwsem.h>
 #include <linux/acpi.h>
 
+#include "internal.h"
+
 #define ACPI_GLUE_DEBUG	0
 #if ACPI_GLUE_DEBUG
 #define DBG(x...) printk(PREFIX x)
@@ -93,15 +95,13 @@ do_acpi_find_child(acpi_handle handle, u32 lvl, void *context, void **rv)
 {
 	acpi_status status;
 	struct acpi_device_info *info;
-	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	struct acpi_find_child *find = context;
 
-	status = acpi_get_object_info(handle, &buffer);
+	status = acpi_get_object_info(handle, &info);
 	if (ACPI_SUCCESS(status)) {
-		info = buffer.pointer;
 		if (info->address == find->address)
 			find->handle = handle;
-		kfree(buffer.pointer);
+		kfree(info);
 	}
 	return AE_OK;
 }
@@ -121,7 +121,7 @@ EXPORT_SYMBOL(acpi_get_child);
 
 /* Link ACPI devices with physical devices */
 static void acpi_glue_data_handler(acpi_handle handle,
-				   u32 function, void *context)
+				   void *context)
 {
 	/* we provide an empty handler */
 }
diff --git a/drivers/acpi/internal.h b/drivers/acpi/internal.h
index 11a69b53004e..074cf8682d52 100644
--- a/drivers/acpi/internal.h
+++ b/drivers/acpi/internal.h
@@ -1,4 +1,24 @@
-/* For use by Linux/ACPI infrastructure, not drivers */
+/*
+ * acpi/internal.h
+ * For use by Linux/ACPI infrastructure, not drivers
+ *
+ * Copyright (c) 2009, Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+
+#define PREFIX "ACPI: "
 
 int init_acpi_device_notify(void);
 int acpi_scan_init(void);
diff --git a/drivers/acpi/numa.c b/drivers/acpi/numa.c
index d440ccd27d91..202dd0c976a3 100644
--- a/drivers/acpi/numa.c
+++ b/drivers/acpi/numa.c
@@ -30,6 +30,8 @@
 #include <linux/acpi.h>
 #include <acpi/acpi_bus.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_NUMA	0x80000000
 #define _COMPONENT	ACPI_NUMA
 ACPI_MODULE_NAME("numa");
diff --git a/drivers/acpi/osl.c b/drivers/acpi/osl.c
index 5691f165a952..7c1c59ea9ec6 100644
--- a/drivers/acpi/osl.c
+++ b/drivers/acpi/osl.c
@@ -58,6 +58,7 @@ struct acpi_os_dpc {
 	acpi_osd_exec_callback function;
 	void *context;
 	struct work_struct work;
+	int wait;
 };
 
 #ifdef CONFIG_ACPI_CUSTOM_DSDT
@@ -88,6 +89,7 @@ struct acpi_res_list {
 	char name[5];   /* only can have a length of 4 chars, make use of this
 			   one instead of res->name, no need to kalloc then */
 	struct list_head resource_list;
+	int count;
 };
 
 static LIST_HEAD(resource_list_head);
@@ -191,7 +193,7 @@ acpi_status __init acpi_os_initialize(void)
 
 static void bind_to_cpu0(struct work_struct *work)
 {
-	set_cpus_allowed(current, cpumask_of_cpu(0));
+	set_cpus_allowed_ptr(current, cpumask_of(0));
 	kfree(work);
 }
 
@@ -697,31 +699,12 @@ void acpi_os_derive_pci_id(acpi_handle rhandle,	/* upper bound  */
 static void acpi_os_execute_deferred(struct work_struct *work)
 {
 	struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
-	if (!dpc) {
-		printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
-		return;
-	}
-
-	dpc->function(dpc->context);
-	kfree(dpc);
-
-	return;
-}
-
-static void acpi_os_execute_hp_deferred(struct work_struct *work)
-{
-	struct acpi_os_dpc *dpc = container_of(work, struct acpi_os_dpc, work);
-	if (!dpc) {
-		printk(KERN_ERR PREFIX "Invalid (NULL) context\n");
-		return;
-	}
 
-	acpi_os_wait_events_complete(NULL);
+	if (dpc->wait)
+		acpi_os_wait_events_complete(NULL);
 
 	dpc->function(dpc->context);
 	kfree(dpc);
-
-	return;
 }
 
 /*******************************************************************************
@@ -745,15 +728,11 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
 	acpi_status status = AE_OK;
 	struct acpi_os_dpc *dpc;
 	struct workqueue_struct *queue;
-	work_func_t func;
 	int ret;
 	ACPI_DEBUG_PRINT((ACPI_DB_EXEC,
 			  "Scheduling function [%p(%p)] for deferred execution.\n",
 			  function, context));
 
-	if (!function)
-		return AE_BAD_PARAMETER;
-
 	/*
 	 * Allocate/initialize DPC structure.  Note that this memory will be
 	 * freed by the callee.  The kernel handles the work_struct list  in a
@@ -778,8 +757,8 @@ static acpi_status __acpi_os_execute(acpi_execute_type type,
 	 */
 	queue = hp ? kacpi_hotplug_wq :
 		(type == OSL_NOTIFY_HANDLER ? kacpi_notify_wq : kacpid_wq);
-	func = hp ? acpi_os_execute_hp_deferred : acpi_os_execute_deferred;
-	INIT_WORK(&dpc->work, func);
+	dpc->wait = hp ? 1 : 0;
+	INIT_WORK(&dpc->work, acpi_os_execute_deferred);
 	ret = queue_work(queue, &dpc->work);
 
 	if (!ret) {
@@ -1182,7 +1161,13 @@ int acpi_check_resource_conflict(struct resource *res)
 			       res_list_elem->name,
 			       (long long) res_list_elem->start,
 			       (long long) res_list_elem->end);
-			printk(KERN_INFO "ACPI: Device needs an ACPI driver\n");
+			if (acpi_enforce_resources == ENFORCE_RESOURCES_LAX)
+				printk(KERN_NOTICE "ACPI: This conflict may"
+				       " cause random problems and system"
+				       " instability\n");
+			printk(KERN_INFO "ACPI: If an ACPI driver is available"
+			       " for this device, you should use it instead of"
+			       " the native driver\n");
 		}
 		if (acpi_enforce_resources == ENFORCE_RESOURCES_STRICT)
 			return -EBUSY;
@@ -1358,6 +1343,89 @@ acpi_os_validate_interface (char *interface)
 	return AE_SUPPORT;
 }
 
+static inline int acpi_res_list_add(struct acpi_res_list *res)
+{
+	struct acpi_res_list *res_list_elem;
+
+	list_for_each_entry(res_list_elem, &resource_list_head,
+			    resource_list) {
+
+		if (res->resource_type == res_list_elem->resource_type &&
+		    res->start == res_list_elem->start &&
+		    res->end == res_list_elem->end) {
+
+			/*
+			 * The Region(addr,len) already exist in the list,
+			 * just increase the count
+			 */
+
+			res_list_elem->count++;
+			return 0;
+		}
+	}
+
+	res->count = 1;
+	list_add(&res->resource_list, &resource_list_head);
+	return 1;
+}
+
+static inline void acpi_res_list_del(struct acpi_res_list *res)
+{
+	struct acpi_res_list *res_list_elem;
+
+	list_for_each_entry(res_list_elem, &resource_list_head,
+			    resource_list) {
+
+		if (res->resource_type == res_list_elem->resource_type &&
+		    res->start == res_list_elem->start &&
+		    res->end == res_list_elem->end) {
+
+			/*
+			 * If the res count is decreased to 0,
+			 * remove and free it
+			 */
+
+			if (--res_list_elem->count == 0) {
+				list_del(&res_list_elem->resource_list);
+				kfree(res_list_elem);
+			}
+			return;
+		}
+	}
+}
+
+acpi_status
+acpi_os_invalidate_address(
+    u8                   space_id,
+    acpi_physical_address   address,
+    acpi_size               length)
+{
+	struct acpi_res_list res;
+
+	switch (space_id) {
+	case ACPI_ADR_SPACE_SYSTEM_IO:
+	case ACPI_ADR_SPACE_SYSTEM_MEMORY:
+		/* Only interference checks against SystemIO and SytemMemory
+		   are needed */
+		res.start = address;
+		res.end = address + length - 1;
+		res.resource_type = space_id;
+		spin_lock(&acpi_res_lock);
+		acpi_res_list_del(&res);
+		spin_unlock(&acpi_res_lock);
+		break;
+	case ACPI_ADR_SPACE_PCI_CONFIG:
+	case ACPI_ADR_SPACE_EC:
+	case ACPI_ADR_SPACE_SMBUS:
+	case ACPI_ADR_SPACE_CMOS:
+	case ACPI_ADR_SPACE_PCI_BAR_TARGET:
+	case ACPI_ADR_SPACE_DATA_TABLE:
+	case ACPI_ADR_SPACE_FIXED_HARDWARE:
+		break;
+	}
+	return AE_OK;
+}
+
 /******************************************************************************
  *
  * FUNCTION:    acpi_os_validate_address
@@ -1382,6 +1450,7 @@ acpi_os_validate_address (
     char *name)
 {
 	struct acpi_res_list *res;
+	int added;
 	if (acpi_enforce_resources == ENFORCE_RESOURCES_NO)
 		return AE_OK;
 
@@ -1399,14 +1468,17 @@ acpi_os_validate_address (
 		res->end = address + length - 1;
 		res->resource_type = space_id;
 		spin_lock(&acpi_res_lock);
-		list_add(&res->resource_list, &resource_list_head);
+		added = acpi_res_list_add(res);
 		spin_unlock(&acpi_res_lock);
-		pr_debug("Added %s resource: start: 0x%llx, end: 0x%llx, "
-			 "name: %s\n", (space_id == ACPI_ADR_SPACE_SYSTEM_IO)
+		pr_debug("%s %s resource: start: 0x%llx, end: 0x%llx, "
+			 "name: %s\n", added ? "Added" : "Already exist",
+			 (space_id == ACPI_ADR_SPACE_SYSTEM_IO)
 			 ? "SystemIO" : "System Memory",
 			 (unsigned long long)res->start,
 			 (unsigned long long)res->end,
 			 res->name);
+		if (!added)
+			kfree(res);
 		break;
 	case ACPI_ADR_SPACE_PCI_CONFIG:
 	case ACPI_ADR_SPACE_EC:
diff --git a/drivers/acpi/pci_irq.c b/drivers/acpi/pci_irq.c
index b794eb88ab90..843699ed93f2 100644
--- a/drivers/acpi/pci_irq.c
+++ b/drivers/acpi/pci_irq.c
@@ -40,6 +40,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT		ACPI_PCI_COMPONENT
 ACPI_MODULE_NAME("pci_irq");
 
diff --git a/drivers/acpi/pci_link.c b/drivers/acpi/pci_link.c
index 16e0f9d3d17c..394ae89409c2 100644
--- a/drivers/acpi/pci_link.c
+++ b/drivers/acpi/pci_link.c
@@ -43,6 +43,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT			ACPI_PCI_COMPONENT
 ACPI_MODULE_NAME("pci_link");
 #define ACPI_PCI_LINK_CLASS		"pci_irq_routing"
diff --git a/drivers/acpi/pci_root.c b/drivers/acpi/pci_root.c
index 31b961c2f22f..1af808171d46 100644
--- a/drivers/acpi/pci_root.c
+++ b/drivers/acpi/pci_root.c
@@ -36,6 +36,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT		ACPI_PCI_COMPONENT
 ACPI_MODULE_NAME("pci_root");
 #define ACPI_PCI_ROOT_CLASS		"pci_bridge"
@@ -387,6 +389,17 @@ struct pci_dev *acpi_get_pci_dev(acpi_handle handle)
 
 		pbus = pdev->subordinate;
 		pci_dev_put(pdev);
+
+		/*
+		 * This function may be called for a non-PCI device that has a
+		 * PCI parent (eg. a disk under a PCI SATA controller).  In that
+		 * case pdev->subordinate will be NULL for the parent.
+		 */
+		if (!pbus) {
+			dev_dbg(&pdev->dev, "Not a PCI-to-PCI bridge\n");
+			pdev = NULL;
+			break;
+		}
 	}
 out:
 	list_for_each_entry_safe(node, tmp, &device_list, node)
diff --git a/drivers/acpi/pci_slot.c b/drivers/acpi/pci_slot.c
index 12158e0d009b..45da2bae36c8 100644
--- a/drivers/acpi/pci_slot.c
+++ b/drivers/acpi/pci_slot.c
@@ -31,6 +31,7 @@
 #include <linux/acpi.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
+#include <linux/dmi.h>
 
 static int debug;
 static int check_sta_before_sun;
@@ -57,7 +58,7 @@ ACPI_MODULE_NAME("pci_slot");
 				MY_NAME , ## arg);		\
 	} while (0)
 
-#define SLOT_NAME_SIZE 20		/* Inspired by #define in acpiphp.h */
+#define SLOT_NAME_SIZE 21		/* Inspired by #define in acpiphp.h */
 
 struct acpi_pci_slot {
 	acpi_handle root_handle;	/* handle of the root bridge */
@@ -149,7 +150,7 @@ register_slot(acpi_handle handle, u32 lvl, void *context, void **rv)
 		return AE_OK;
 	}
 
-	snprintf(name, sizeof(name), "%u", (u32)sun);
+	snprintf(name, sizeof(name), "%llu", sun);
 	pci_slot = pci_create_slot(pci_bus, device, name, NULL);
 	if (IS_ERR(pci_slot)) {
 		err("pci_create_slot returned %ld\n", PTR_ERR(pci_slot));
diff --git a/drivers/acpi/power.c b/drivers/acpi/power.c
index 5a09bf392ec1..22b297916519 100644
--- a/drivers/acpi/power.c
+++ b/drivers/acpi/power.c
@@ -43,9 +43,10 @@
 #include <linux/seq_file.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
-
 #include "sleep.h"
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT			ACPI_POWER_COMPONENT
 ACPI_MODULE_NAME("power");
 #define ACPI_POWER_CLASS		"power_resource"
diff --git a/drivers/acpi/power_meter.c b/drivers/acpi/power_meter.c
new file mode 100644
index 000000000000..2ef7030a0c28
--- /dev/null
+++ b/drivers/acpi/power_meter.c
@@ -0,0 +1,1022 @@
+/*
+ * A hwmon driver for ACPI 4.0 power meters
+ * Copyright (C) 2009 IBM
+ *
+ * Author: Darrick J. Wong <djwong@us.ibm.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/module.h>
+#include <linux/hwmon.h>
+#include <linux/hwmon-sysfs.h>
+#include <linux/jiffies.h>
+#include <linux/mutex.h>
+#include <linux/dmi.h>
+#include <linux/kdev_t.h>
+#include <linux/sched.h>
+#include <linux/time.h>
+#include <acpi/acpi_drivers.h>
+#include <acpi/acpi_bus.h>
+
+#define ACPI_POWER_METER_NAME		"power_meter"
+ACPI_MODULE_NAME(ACPI_POWER_METER_NAME);
+#define ACPI_POWER_METER_DEVICE_NAME	"Power Meter"
+#define ACPI_POWER_METER_CLASS		"power_meter_resource"
+
+#define NUM_SENSORS			17
+
+#define POWER_METER_CAN_MEASURE	(1 << 0)
+#define POWER_METER_CAN_TRIP	(1 << 1)
+#define POWER_METER_CAN_CAP	(1 << 2)
+#define POWER_METER_CAN_NOTIFY	(1 << 3)
+#define POWER_METER_IS_BATTERY	(1 << 8)
+#define UNKNOWN_HYSTERESIS	0xFFFFFFFF
+
+#define METER_NOTIFY_CONFIG	0x80
+#define METER_NOTIFY_TRIP	0x81
+#define METER_NOTIFY_CAP	0x82
+#define METER_NOTIFY_CAPPING	0x83
+#define METER_NOTIFY_INTERVAL	0x84
+
+#define POWER_AVERAGE_NAME	"power1_average"
+#define POWER_CAP_NAME		"power1_cap"
+#define POWER_AVG_INTERVAL_NAME	"power1_average_interval"
+#define POWER_ALARM_NAME	"power1_alarm"
+
+static int cap_in_hardware;
+static int force_cap_on;
+
+static int can_cap_in_hardware(void)
+{
+	return force_cap_on || cap_in_hardware;
+}
+
+static struct acpi_device_id power_meter_ids[] = {
+	{"ACPI000D", 0},
+	{"", 0},
+};
+MODULE_DEVICE_TABLE(acpi, power_meter_ids);
+
+struct acpi_power_meter_capabilities {
+	acpi_integer		flags;
+	acpi_integer		units;
+	acpi_integer		type;
+	acpi_integer		accuracy;
+	acpi_integer		sampling_time;
+	acpi_integer		min_avg_interval;
+	acpi_integer		max_avg_interval;
+	acpi_integer		hysteresis;
+	acpi_integer		configurable_cap;
+	acpi_integer		min_cap;
+	acpi_integer		max_cap;
+};
+
+struct acpi_power_meter_resource {
+	struct acpi_device	*acpi_dev;
+	acpi_bus_id		name;
+	struct mutex		lock;
+	struct device		*hwmon_dev;
+	struct acpi_power_meter_capabilities	caps;
+	acpi_string		model_number;
+	acpi_string		serial_number;
+	acpi_string		oem_info;
+	acpi_integer		power;
+	acpi_integer		cap;
+	acpi_integer		avg_interval;
+	int			sensors_valid;
+	unsigned long		sensors_last_updated;
+	struct sensor_device_attribute	sensors[NUM_SENSORS];
+	int			num_sensors;
+	int			trip[2];
+	int			num_domain_devices;
+	struct acpi_device	**domain_devices;
+	struct kobject		*holders_dir;
+};
+
+struct ro_sensor_template {
+	char *label;
+	ssize_t (*show)(struct device *dev,
+			struct device_attribute *devattr,
+			char *buf);
+	int index;
+};
+
+struct rw_sensor_template {
+	char *label;
+	ssize_t (*show)(struct device *dev,
+			struct device_attribute *devattr,
+			char *buf);
+	ssize_t (*set)(struct device *dev,
+		       struct device_attribute *devattr,
+		       const char *buf, size_t count);
+	int index;
+};
+
+/* Averaging interval */
+static int update_avg_interval(struct acpi_power_meter_resource *resource)
+{
+	unsigned long long data;
+	acpi_status status;
+
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_GAI",
+				       NULL, &data);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _GAI"));
+		return -ENODEV;
+	}
+
+	resource->avg_interval = data;
+	return 0;
+}
+
+static ssize_t show_avg_interval(struct device *dev,
+				 struct device_attribute *devattr,
+				 char *buf)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+
+	mutex_lock(&resource->lock);
+	update_avg_interval(resource);
+	mutex_unlock(&resource->lock);
+
+	return sprintf(buf, "%llu\n", resource->avg_interval);
+}
+
+static ssize_t set_avg_interval(struct device *dev,
+				struct device_attribute *devattr,
+				const char *buf, size_t count)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	union acpi_object arg0 = { ACPI_TYPE_INTEGER };
+	struct acpi_object_list args = { 1, &arg0 };
+	int res;
+	unsigned long temp;
+	unsigned long long data;
+	acpi_status status;
+
+	res = strict_strtoul(buf, 10, &temp);
+	if (res)
+		return res;
+
+	if (temp > resource->caps.max_avg_interval ||
+	    temp < resource->caps.min_avg_interval)
+		return -EINVAL;
+	arg0.integer.value = temp;
+
+	mutex_lock(&resource->lock);
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_PAI",
+				       &args, &data);
+	if (!ACPI_FAILURE(status))
+		resource->avg_interval = temp;
+	mutex_unlock(&resource->lock);
+
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PAI"));
+		return -EINVAL;
+	}
+
+	/* _PAI returns 0 on success, nonzero otherwise */
+	if (data)
+		return -EINVAL;
+
+	return count;
+}
+
+/* Cap functions */
+static int update_cap(struct acpi_power_meter_resource *resource)
+{
+	unsigned long long data;
+	acpi_status status;
+
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_GHL",
+				       NULL, &data);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _GHL"));
+		return -ENODEV;
+	}
+
+	resource->cap = data;
+	return 0;
+}
+
+static ssize_t show_cap(struct device *dev,
+			struct device_attribute *devattr,
+			char *buf)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+
+	mutex_lock(&resource->lock);
+	update_cap(resource);
+	mutex_unlock(&resource->lock);
+
+	return sprintf(buf, "%llu\n", resource->cap * 1000);
+}
+
+static ssize_t set_cap(struct device *dev, struct device_attribute *devattr,
+		       const char *buf, size_t count)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	union acpi_object arg0 = { ACPI_TYPE_INTEGER };
+	struct acpi_object_list args = { 1, &arg0 };
+	int res;
+	unsigned long temp;
+	unsigned long long data;
+	acpi_status status;
+
+	res = strict_strtoul(buf, 10, &temp);
+	if (res)
+		return res;
+
+	temp /= 1000;
+	if (temp > resource->caps.max_cap || temp < resource->caps.min_cap)
+		return -EINVAL;
+	arg0.integer.value = temp;
+
+	mutex_lock(&resource->lock);
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_SHL",
+				       &args, &data);
+	if (!ACPI_FAILURE(status))
+		resource->cap = temp;
+	mutex_unlock(&resource->lock);
+
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _SHL"));
+		return -EINVAL;
+	}
+
+	/* _SHL returns 0 on success, nonzero otherwise */
+	if (data)
+		return -EINVAL;
+
+	return count;
+}
+
+/* Power meter trip points */
+static int set_acpi_trip(struct acpi_power_meter_resource *resource)
+{
+	union acpi_object arg_objs[] = {
+		{ACPI_TYPE_INTEGER},
+		{ACPI_TYPE_INTEGER}
+	};
+	struct acpi_object_list args = { 2, arg_objs };
+	unsigned long long data;
+	acpi_status status;
+
+	/* Both trip levels must be set */
+	if (resource->trip[0] < 0 || resource->trip[1] < 0)
+		return 0;
+
+	/* This driver stores min, max; ACPI wants max, min. */
+	arg_objs[0].integer.value = resource->trip[1];
+	arg_objs[1].integer.value = resource->trip[0];
+
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_PTP",
+				       &args, &data);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PTP"));
+		return -EINVAL;
+	}
+
+	/* _PTP returns 0 on success, nonzero otherwise */
+	if (data)
+		return -EINVAL;
+
+	return 0;
+}
+
+static ssize_t set_trip(struct device *dev, struct device_attribute *devattr,
+			const char *buf, size_t count)
+{
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	int res;
+	unsigned long temp;
+
+	res = strict_strtoul(buf, 10, &temp);
+	if (res)
+		return res;
+
+	temp /= 1000;
+	if (temp < 0)
+		return -EINVAL;
+
+	mutex_lock(&resource->lock);
+	resource->trip[attr->index - 7] = temp;
+	res = set_acpi_trip(resource);
+	mutex_unlock(&resource->lock);
+
+	if (res)
+		return res;
+
+	return count;
+}
+
+/* Power meter */
+static int update_meter(struct acpi_power_meter_resource *resource)
+{
+	unsigned long long data;
+	acpi_status status;
+	unsigned long local_jiffies = jiffies;
+
+	if (time_before(local_jiffies, resource->sensors_last_updated +
+			msecs_to_jiffies(resource->caps.sampling_time)) &&
+			resource->sensors_valid)
+		return 0;
+
+	status = acpi_evaluate_integer(resource->acpi_dev->handle, "_PMM",
+				       NULL, &data);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PMM"));
+		return -ENODEV;
+	}
+
+	resource->power = data;
+	resource->sensors_valid = 1;
+	resource->sensors_last_updated = jiffies;
+	return 0;
+}
+
+static ssize_t show_power(struct device *dev,
+			  struct device_attribute *devattr,
+			  char *buf)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+
+	mutex_lock(&resource->lock);
+	update_meter(resource);
+	mutex_unlock(&resource->lock);
+
+	return sprintf(buf, "%llu\n", resource->power * 1000);
+}
+
+/* Miscellaneous */
+static ssize_t show_str(struct device *dev,
+			struct device_attribute *devattr,
+			char *buf)
+{
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	acpi_string val;
+
+	switch (attr->index) {
+	case 0:
+		val = resource->model_number;
+		break;
+	case 1:
+		val = resource->serial_number;
+		break;
+	case 2:
+		val = resource->oem_info;
+		break;
+	default:
+		BUG();
+	}
+
+	return sprintf(buf, "%s\n", val);
+}
+
+static ssize_t show_val(struct device *dev,
+			struct device_attribute *devattr,
+			char *buf)
+{
+	struct sensor_device_attribute *attr = to_sensor_dev_attr(devattr);
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	acpi_integer val = 0;
+
+	switch (attr->index) {
+	case 0:
+		val = resource->caps.min_avg_interval;
+		break;
+	case 1:
+		val = resource->caps.max_avg_interval;
+		break;
+	case 2:
+		val = resource->caps.min_cap * 1000;
+		break;
+	case 3:
+		val = resource->caps.max_cap * 1000;
+		break;
+	case 4:
+		if (resource->caps.hysteresis == UNKNOWN_HYSTERESIS)
+			return sprintf(buf, "unknown\n");
+
+		val = resource->caps.hysteresis * 1000;
+		break;
+	case 5:
+		if (resource->caps.flags & POWER_METER_IS_BATTERY)
+			val = 1;
+		else
+			val = 0;
+		break;
+	case 6:
+		if (resource->power > resource->cap)
+			val = 1;
+		else
+			val = 0;
+		break;
+	case 7:
+	case 8:
+		if (resource->trip[attr->index - 7] < 0)
+			return sprintf(buf, "unknown\n");
+
+		val = resource->trip[attr->index - 7] * 1000;
+		break;
+	default:
+		BUG();
+	}
+
+	return sprintf(buf, "%llu\n", val);
+}
+
+static ssize_t show_accuracy(struct device *dev,
+			     struct device_attribute *devattr,
+			     char *buf)
+{
+	struct acpi_device *acpi_dev = to_acpi_device(dev);
+	struct acpi_power_meter_resource *resource = acpi_dev->driver_data;
+	unsigned int acc = resource->caps.accuracy;
+
+	return sprintf(buf, "%u.%u%%\n", acc / 1000, acc % 1000);
+}
+
+static ssize_t show_name(struct device *dev,
+			 struct device_attribute *devattr,
+			 char *buf)
+{
+	return sprintf(buf, "%s\n", ACPI_POWER_METER_NAME);
+}
+
+/* Sensor descriptions.  If you add a sensor, update NUM_SENSORS above! */
+static struct ro_sensor_template meter_ro_attrs[] = {
+{POWER_AVERAGE_NAME, show_power, 0},
+{"power1_accuracy", show_accuracy, 0},
+{"power1_average_interval_min", show_val, 0},
+{"power1_average_interval_max", show_val, 1},
+{"power1_is_battery", show_val, 5},
+{NULL, NULL, 0},
+};
+
+static struct rw_sensor_template meter_rw_attrs[] = {
+{POWER_AVG_INTERVAL_NAME, show_avg_interval, set_avg_interval, 0},
+{NULL, NULL, NULL, 0},
+};
+
+static struct ro_sensor_template misc_cap_attrs[] = {
+{"power1_cap_min", show_val, 2},
+{"power1_cap_max", show_val, 3},
+{"power1_cap_hyst", show_val, 4},
+{POWER_ALARM_NAME, show_val, 6},
+{NULL, NULL, 0},
+};
+
+static struct ro_sensor_template ro_cap_attrs[] = {
+{POWER_CAP_NAME, show_cap, 0},
+{NULL, NULL, 0},
+};
+
+static struct rw_sensor_template rw_cap_attrs[] = {
+{POWER_CAP_NAME, show_cap, set_cap, 0},
+{NULL, NULL, NULL, 0},
+};
+
+static struct rw_sensor_template trip_attrs[] = {
+{"power1_average_min", show_val, set_trip, 7},
+{"power1_average_max", show_val, set_trip, 8},
+{NULL, NULL, NULL, 0},
+};
+
+static struct ro_sensor_template misc_attrs[] = {
+{"name", show_name, 0},
+{"power1_model_number", show_str, 0},
+{"power1_oem_info", show_str, 2},
+{"power1_serial_number", show_str, 1},
+{NULL, NULL, 0},
+};
+
+/* Read power domain data */
+static void remove_domain_devices(struct acpi_power_meter_resource *resource)
+{
+	int i;
+
+	if (!resource->num_domain_devices)
+		return;
+
+	for (i = 0; i < resource->num_domain_devices; i++) {
+		struct acpi_device *obj = resource->domain_devices[i];
+		if (!obj)
+			continue;
+
+		sysfs_remove_link(resource->holders_dir,
+				  kobject_name(&obj->dev.kobj));
+		put_device(&obj->dev);
+	}
+
+	kfree(resource->domain_devices);
+	kobject_put(resource->holders_dir);
+}
+
+static int read_domain_devices(struct acpi_power_meter_resource *resource)
+{
+	int res = 0;
+	int i;
+	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+	union acpi_object *pss;
+	acpi_status status;
+
+	status = acpi_evaluate_object(resource->acpi_dev->handle, "_PMD", NULL,
+				      &buffer);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PMD"));
+		return -ENODEV;
+	}
+
+	pss = buffer.pointer;
+	if (!pss ||
+	    pss->type != ACPI_TYPE_PACKAGE) {
+		dev_err(&resource->acpi_dev->dev, ACPI_POWER_METER_NAME
+			"Invalid _PMD data\n");
+		res = -EFAULT;
+		goto end;
+	}
+
+	if (!pss->package.count)
+		goto end;
+
+	resource->domain_devices = kzalloc(sizeof(struct acpi_device *) *
+					   pss->package.count, GFP_KERNEL);
+	if (!resource->domain_devices) {
+		res = -ENOMEM;
+		goto end;
+	}
+
+	resource->holders_dir = kobject_create_and_add("measures",
+					&resource->acpi_dev->dev.kobj);
+	if (!resource->holders_dir) {
+		res = -ENOMEM;
+		goto exit_free;
+	}
+
+	resource->num_domain_devices = pss->package.count;
+
+	for (i = 0; i < pss->package.count; i++) {
+		struct acpi_device *obj;
+		union acpi_object *element = &(pss->package.elements[i]);
+
+		/* Refuse non-references */
+		if (element->type != ACPI_TYPE_LOCAL_REFERENCE)
+			continue;
+
+		/* Create a symlink to domain objects */
+		resource->domain_devices[i] = NULL;
+		status = acpi_bus_get_device(element->reference.handle,
+					     &resource->domain_devices[i]);
+		if (ACPI_FAILURE(status))
+			continue;
+
+		obj = resource->domain_devices[i];
+		get_device(&obj->dev);
+
+		res = sysfs_create_link(resource->holders_dir, &obj->dev.kobj,
+				      kobject_name(&obj->dev.kobj));
+		if (res) {
+			put_device(&obj->dev);
+			resource->domain_devices[i] = NULL;
+		}
+	}
+
+	res = 0;
+	goto end;
+
+exit_free:
+	kfree(resource->domain_devices);
+end:
+	kfree(buffer.pointer);
+	return res;
+}
+
+/* Registration and deregistration */
+static int register_ro_attrs(struct acpi_power_meter_resource *resource,
+			     struct ro_sensor_template *ro)
+{
+	struct device *dev = &resource->acpi_dev->dev;
+	struct sensor_device_attribute *sensors =
+		&resource->sensors[resource->num_sensors];
+	int res = 0;
+
+	while (ro->label) {
+		sensors->dev_attr.attr.name = ro->label;
+		sensors->dev_attr.attr.mode = S_IRUGO;
+		sensors->dev_attr.show = ro->show;
+		sensors->index = ro->index;
+
+		res = device_create_file(dev, &sensors->dev_attr);
+		if (res) {
+			sensors->dev_attr.attr.name = NULL;
+			goto error;
+		}
+		sensors++;
+		resource->num_sensors++;
+		ro++;
+	}
+
+error:
+	return res;
+}
+
+static int register_rw_attrs(struct acpi_power_meter_resource *resource,
+			     struct rw_sensor_template *rw)
+{
+	struct device *dev = &resource->acpi_dev->dev;
+	struct sensor_device_attribute *sensors =
+		&resource->sensors[resource->num_sensors];
+	int res = 0;
+
+	while (rw->label) {
+		sensors->dev_attr.attr.name = rw->label;
+		sensors->dev_attr.attr.mode = S_IRUGO | S_IWUSR;
+		sensors->dev_attr.show = rw->show;
+		sensors->dev_attr.store = rw->set;
+		sensors->index = rw->index;
+
+		res = device_create_file(dev, &sensors->dev_attr);
+		if (res) {
+			sensors->dev_attr.attr.name = NULL;
+			goto error;
+		}
+		sensors++;
+		resource->num_sensors++;
+		rw++;
+	}
+
+error:
+	return res;
+}
+
+static void remove_attrs(struct acpi_power_meter_resource *resource)
+{
+	int i;
+
+	for (i = 0; i < resource->num_sensors; i++) {
+		if (!resource->sensors[i].dev_attr.attr.name)
+			continue;
+		device_remove_file(&resource->acpi_dev->dev,
+				   &resource->sensors[i].dev_attr);
+	}
+
+	remove_domain_devices(resource);
+
+	resource->num_sensors = 0;
+}
+
+static int setup_attrs(struct acpi_power_meter_resource *resource)
+{
+	int res = 0;
+
+	res = read_domain_devices(resource);
+	if (res)
+		return res;
+
+	if (resource->caps.flags & POWER_METER_CAN_MEASURE) {
+		res = register_ro_attrs(resource, meter_ro_attrs);
+		if (res)
+			goto error;
+		res = register_rw_attrs(resource, meter_rw_attrs);
+		if (res)
+			goto error;
+	}
+
+	if (resource->caps.flags & POWER_METER_CAN_CAP) {
+		if (!can_cap_in_hardware()) {
+			dev_err(&resource->acpi_dev->dev,
+				"Ignoring unsafe software power cap!\n");
+			goto skip_unsafe_cap;
+		}
+
+		if (resource->caps.configurable_cap) {
+			res = register_rw_attrs(resource, rw_cap_attrs);
+			if (res)
+				goto error;
+		} else {
+			res = register_ro_attrs(resource, ro_cap_attrs);
+			if (res)
+				goto error;
+		}
+		res = register_ro_attrs(resource, misc_cap_attrs);
+		if (res)
+			goto error;
+	}
+skip_unsafe_cap:
+
+	if (resource->caps.flags & POWER_METER_CAN_TRIP) {
+		res = register_rw_attrs(resource, trip_attrs);
+		if (res)
+			goto error;
+	}
+
+	res = register_ro_attrs(resource, misc_attrs);
+	if (res)
+		goto error;
+
+	return res;
+error:
+	remove_domain_devices(resource);
+	remove_attrs(resource);
+	return res;
+}
+
+static void free_capabilities(struct acpi_power_meter_resource *resource)
+{
+	acpi_string *str;
+	int i;
+
+	str = &resource->model_number;
+	for (i = 0; i < 3; i++, str++)
+		kfree(*str);
+}
+
+static int read_capabilities(struct acpi_power_meter_resource *resource)
+{
+	int res = 0;
+	int i;
+	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+	struct acpi_buffer state = { 0, NULL };
+	struct acpi_buffer format = { sizeof("NNNNNNNNNNN"), "NNNNNNNNNNN" };
+	union acpi_object *pss;
+	acpi_string *str;
+	acpi_status status;
+
+	status = acpi_evaluate_object(resource->acpi_dev->handle, "_PMC", NULL,
+				      &buffer);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Evaluating _PMC"));
+		return -ENODEV;
+	}
+
+	pss = buffer.pointer;
+	if (!pss ||
+	    pss->type != ACPI_TYPE_PACKAGE ||
+	    pss->package.count != 14) {
+		dev_err(&resource->acpi_dev->dev, ACPI_POWER_METER_NAME
+			"Invalid _PMC data\n");
+		res = -EFAULT;
+		goto end;
+	}
+
+	/* Grab all the integer data at once */
+	state.length = sizeof(struct acpi_power_meter_capabilities);
+	state.pointer = &resource->caps;
+
+	status = acpi_extract_package(pss, &format, &state);
+	if (ACPI_FAILURE(status)) {
+		ACPI_EXCEPTION((AE_INFO, status, "Invalid data"));
+		res = -EFAULT;
+		goto end;
+	}
+
+	if (resource->caps.units) {
+		dev_err(&resource->acpi_dev->dev, ACPI_POWER_METER_NAME
+			"Unknown units %llu.\n",
+			resource->caps.units);
+		res = -EINVAL;
+		goto end;
+	}
+
+	/* Grab the string data */
+	str = &resource->model_number;
+
+	for (i = 11; i < 14; i++) {
+		union acpi_object *element = &(pss->package.elements[i]);
+
+		if (element->type != ACPI_TYPE_STRING) {
+			res = -EINVAL;
+			goto error;
+		}
+
+		*str = kzalloc(sizeof(u8) * (element->string.length + 1),
+			       GFP_KERNEL);
+		if (!*str) {
+			res = -ENOMEM;
+			goto error;
+		}
+
+		strncpy(*str, element->string.pointer, element->string.length);
+		str++;
+	}
+
+	dev_info(&resource->acpi_dev->dev, "Found ACPI power meter.\n");
+	goto end;
+error:
+	str = &resource->model_number;
+	for (i = 0; i < 3; i++, str++)
+		kfree(*str);
+end:
+	kfree(buffer.pointer);
+	return res;
+}
+
+/* Handle ACPI event notifications */
+static void acpi_power_meter_notify(struct acpi_device *device, u32 event)
+{
+	struct acpi_power_meter_resource *resource;
+	int res;
+
+	if (!device || !acpi_driver_data(device))
+		return;
+
+	resource = acpi_driver_data(device);
+
+	mutex_lock(&resource->lock);
+	switch (event) {
+	case METER_NOTIFY_CONFIG:
+		free_capabilities(resource);
+		res = read_capabilities(resource);
+		if (res)
+			break;
+
+		remove_attrs(resource);
+		setup_attrs(resource);
+		break;
+	case METER_NOTIFY_TRIP:
+		sysfs_notify(&device->dev.kobj, NULL, POWER_AVERAGE_NAME);
+		update_meter(resource);
+		break;
+	case METER_NOTIFY_CAP:
+		sysfs_notify(&device->dev.kobj, NULL, POWER_CAP_NAME);
+		update_cap(resource);
+		break;
+	case METER_NOTIFY_INTERVAL:
+		sysfs_notify(&device->dev.kobj, NULL, POWER_AVG_INTERVAL_NAME);
+		update_avg_interval(resource);
+		break;
+	case METER_NOTIFY_CAPPING:
+		sysfs_notify(&device->dev.kobj, NULL, POWER_ALARM_NAME);
+		dev_info(&device->dev, "Capping in progress.\n");
+		break;
+	default:
+		BUG();
+	}
+	mutex_unlock(&resource->lock);
+
+	acpi_bus_generate_netlink_event(ACPI_POWER_METER_CLASS,
+					dev_name(&device->dev), event, 0);
+}
+
+static int acpi_power_meter_add(struct acpi_device *device)
+{
+	int res;
+	struct acpi_power_meter_resource *resource;
+
+	if (!device)
+		return -EINVAL;
+
+	resource = kzalloc(sizeof(struct acpi_power_meter_resource),
+			   GFP_KERNEL);
+	if (!resource)
+		return -ENOMEM;
+
+	resource->sensors_valid = 0;
+	resource->acpi_dev = device;
+	mutex_init(&resource->lock);
+	strcpy(acpi_device_name(device), ACPI_POWER_METER_DEVICE_NAME);
+	strcpy(acpi_device_class(device), ACPI_POWER_METER_CLASS);
+	device->driver_data = resource;
+
+	free_capabilities(resource);
+	res = read_capabilities(resource);
+	if (res)
+		goto exit_free;
+
+	resource->trip[0] = resource->trip[1] = -1;
+
+	res = setup_attrs(resource);
+	if (res)
+		goto exit_free;
+
+	resource->hwmon_dev = hwmon_device_register(&device->dev);
+	if (IS_ERR(resource->hwmon_dev)) {
+		res = PTR_ERR(resource->hwmon_dev);
+		goto exit_remove;
+	}
+
+	res = 0;
+	goto exit;
+
+exit_remove:
+	remove_attrs(resource);
+exit_free:
+	kfree(resource);
+exit:
+	return res;
+}
+
+static int acpi_power_meter_remove(struct acpi_device *device, int type)
+{
+	struct acpi_power_meter_resource *resource;
+
+	if (!device || !acpi_driver_data(device))
+		return -EINVAL;
+
+	resource = acpi_driver_data(device);
+	hwmon_device_unregister(resource->hwmon_dev);
+
+	free_capabilities(resource);
+	remove_attrs(resource);
+
+	kfree(resource);
+	return 0;
+}
+
+static int acpi_power_meter_resume(struct acpi_device *device)
+{
+	struct acpi_power_meter_resource *resource;
+
+	if (!device || !acpi_driver_data(device))
+		return -EINVAL;
+
+	resource = acpi_driver_data(device);
+	free_capabilities(resource);
+	read_capabilities(resource);
+
+	return 0;
+}
+
+static struct acpi_driver acpi_power_meter_driver = {
+	.name = "power_meter",
+	.class = ACPI_POWER_METER_CLASS,
+	.ids = power_meter_ids,
+	.ops = {
+		.add = acpi_power_meter_add,
+		.remove = acpi_power_meter_remove,
+		.resume = acpi_power_meter_resume,
+		.notify = acpi_power_meter_notify,
+		},
+};
+
+/* Module init/exit routines */
+static int __init enable_cap_knobs(const struct dmi_system_id *d)
+{
+	cap_in_hardware = 1;
+	return 0;
+}
+
+static struct dmi_system_id __initdata pm_dmi_table[] = {
+	{
+		enable_cap_knobs, "IBM Active Energy Manager",
+		{
+			DMI_MATCH(DMI_SYS_VENDOR, "IBM")
+		},
+	},
+	{}
+};
+
+static int __init acpi_power_meter_init(void)
+{
+	int result;
+
+	if (acpi_disabled)
+		return -ENODEV;
+
+	dmi_check_system(pm_dmi_table);
+
+	result = acpi_bus_register_driver(&acpi_power_meter_driver);
+	if (result < 0)
+		return -ENODEV;
+
+	return 0;
+}
+
+static void __exit acpi_power_meter_exit(void)
+{
+	acpi_bus_unregister_driver(&acpi_power_meter_driver);
+}
+
+MODULE_AUTHOR("Darrick J. Wong <djwong@us.ibm.com>");
+MODULE_DESCRIPTION("ACPI 4.0 power meter driver");
+MODULE_LICENSE("GPL");
+
+module_param(force_cap_on, bool, 0644);
+MODULE_PARM_DESC(force_cap_on, "Enable power cap even it is unsafe to do so.");
+
+module_init(acpi_power_meter_init);
+module_exit(acpi_power_meter_exit);
diff --git a/drivers/acpi/proc.c b/drivers/acpi/proc.c
index d0d550d22a6d..d0d25e2e1ced 100644
--- a/drivers/acpi/proc.c
+++ b/drivers/acpi/proc.c
@@ -393,11 +393,13 @@ acpi_system_write_wakeup_device(struct file *file,
 	struct list_head *node, *next;
 	char strbuf[5];
 	char str[5] = "";
-	int len = count;
+	unsigned int len = count;
 	struct acpi_device *found_dev = NULL;
 
 	if (len > 4)
 		len = 4;
+	if (len < 0)
+		return -EFAULT;
 
 	if (copy_from_user(strbuf, buffer, len))
 		return -EFAULT;
diff --git a/drivers/acpi/processor_core.c b/drivers/acpi/processor_core.c
index 2cc4b3033872..ec742a4e5635 100644
--- a/drivers/acpi/processor_core.c
+++ b/drivers/acpi/processor_core.c
@@ -59,6 +59,8 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/processor.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_PROCESSOR_CLASS		"processor"
 #define ACPI_PROCESSOR_DEVICE_NAME	"Processor"
 #define ACPI_PROCESSOR_FILE_INFO	"info"
@@ -79,9 +81,10 @@ MODULE_DESCRIPTION("ACPI Processor Driver");
 MODULE_LICENSE("GPL");
 
 static int acpi_processor_add(struct acpi_device *device);
-static int acpi_processor_start(struct acpi_device *device);
 static int acpi_processor_remove(struct acpi_device *device, int type);
+#ifdef CONFIG_ACPI_PROCFS
 static int acpi_processor_info_open_fs(struct inode *inode, struct file *file);
+#endif
 static void acpi_processor_notify(struct acpi_device *device, u32 event);
 static acpi_status acpi_processor_hotadd_init(acpi_handle handle, int *p_cpu);
 static int acpi_processor_handle_eject(struct acpi_processor *pr);
@@ -101,7 +104,6 @@ static struct acpi_driver acpi_processor_driver = {
 	.ops = {
 		.add = acpi_processor_add,
 		.remove = acpi_processor_remove,
-		.start = acpi_processor_start,
 		.suspend = acpi_processor_suspend,
 		.resume = acpi_processor_resume,
 		.notify = acpi_processor_notify,
@@ -110,7 +112,7 @@ static struct acpi_driver acpi_processor_driver = {
 
 #define INSTALL_NOTIFY_HANDLER		1
 #define UNINSTALL_NOTIFY_HANDLER	2
-
+#ifdef CONFIG_ACPI_PROCFS
 static const struct file_operations acpi_processor_info_fops = {
 	.owner = THIS_MODULE,
 	.open = acpi_processor_info_open_fs,
@@ -118,6 +120,7 @@ static const struct file_operations acpi_processor_info_fops = {
 	.llseek = seq_lseek,
 	.release = single_release,
 };
+#endif
 
 DEFINE_PER_CPU(struct acpi_processor *, processors);
 struct acpi_processor_errata errata __read_mostly;
@@ -316,6 +319,7 @@ static int acpi_processor_set_pdc(struct acpi_processor *pr)
                               FS Interface (/proc)
    -------------------------------------------------------------------------- */
 
+#ifdef CONFIG_ACPI_PROCFS
 static struct proc_dir_entry *acpi_processor_dir = NULL;
 
 static int acpi_processor_info_seq_show(struct seq_file *seq, void *offset)
@@ -388,7 +392,6 @@ static int acpi_processor_add_fs(struct acpi_device *device)
 		return -EIO;
 	return 0;
 }
-
 static int acpi_processor_remove_fs(struct acpi_device *device)
 {
 
@@ -405,6 +408,16 @@ static int acpi_processor_remove_fs(struct acpi_device *device)
 
 	return 0;
 }
+#else
+static inline int acpi_processor_add_fs(struct acpi_device *device)
+{
+	return 0;
+}
+static inline int acpi_processor_remove_fs(struct acpi_device *device)
+{
+	return 0;
+}
+#endif
 
 /* Use the acpiid in MADT to map cpus in case of SMP */
 
@@ -698,92 +711,6 @@ static int acpi_processor_get_info(struct acpi_device *device)
 
 static DEFINE_PER_CPU(void *, processor_device_array);
 
-static int __cpuinit acpi_processor_start(struct acpi_device *device)
-{
-	int result = 0;
-	struct acpi_processor *pr;
-	struct sys_device *sysdev;
-
-	pr = acpi_driver_data(device);
-
-	result = acpi_processor_get_info(device);
-	if (result) {
-		/* Processor is physically not present */
-		return 0;
-	}
-
-	BUG_ON((pr->id >= nr_cpu_ids) || (pr->id < 0));
-
-	/*
-	 * Buggy BIOS check
-	 * ACPI id of processors can be reported wrongly by the BIOS.
-	 * Don't trust it blindly
-	 */
-	if (per_cpu(processor_device_array, pr->id) != NULL &&
-	    per_cpu(processor_device_array, pr->id) != device) {
-		printk(KERN_WARNING "BIOS reported wrong ACPI id "
-			"for the processor\n");
-		return -ENODEV;
-	}
-	per_cpu(processor_device_array, pr->id) = device;
-
-	per_cpu(processors, pr->id) = pr;
-
-	result = acpi_processor_add_fs(device);
-	if (result)
-		goto end;
-
-	sysdev = get_cpu_sysdev(pr->id);
-	if (sysfs_create_link(&device->dev.kobj, &sysdev->kobj, "sysdev"))
-		return -EFAULT;
-
-	/* _PDC call should be done before doing anything else (if reqd.). */
-	arch_acpi_processor_init_pdc(pr);
-	acpi_processor_set_pdc(pr);
-	arch_acpi_processor_cleanup_pdc(pr);
-
-#ifdef CONFIG_CPU_FREQ
-	acpi_processor_ppc_has_changed(pr);
-#endif
-	acpi_processor_get_throttling_info(pr);
-	acpi_processor_get_limit_info(pr);
-
-
-	acpi_processor_power_init(pr, device);
-
-	pr->cdev = thermal_cooling_device_register("Processor", device,
-						&processor_cooling_ops);
-	if (IS_ERR(pr->cdev)) {
-		result = PTR_ERR(pr->cdev);
-		goto end;
-	}
-
-	dev_info(&device->dev, "registered as cooling_device%d\n",
-		 pr->cdev->id);
-
-	result = sysfs_create_link(&device->dev.kobj,
-				   &pr->cdev->device.kobj,
-				   "thermal_cooling");
-	if (result)
-		printk(KERN_ERR PREFIX "Create sysfs link\n");
-	result = sysfs_create_link(&pr->cdev->device.kobj,
-				   &device->dev.kobj,
-				   "device");
-	if (result)
-		printk(KERN_ERR PREFIX "Create sysfs link\n");
-
-	if (pr->flags.throttling) {
-		printk(KERN_INFO PREFIX "%s [%s] (supports",
-		       acpi_device_name(device), acpi_device_bid(device));
-		printk(" %d throttling states", pr->throttling.state_count);
-		printk(")\n");
-	}
-
-      end:
-
-	return result;
-}
-
 static void acpi_processor_notify(struct acpi_device *device, u32 event)
 {
 	struct acpi_processor *pr = acpi_driver_data(device);
@@ -843,13 +770,11 @@ static struct notifier_block acpi_cpu_notifier =
 	    .notifier_call = acpi_cpu_soft_notify,
 };
 
-static int acpi_processor_add(struct acpi_device *device)
+static int __cpuinit acpi_processor_add(struct acpi_device *device)
 {
 	struct acpi_processor *pr = NULL;
-
-
-	if (!device)
-		return -EINVAL;
+	int result = 0;
+	struct sys_device *sysdev;
 
 	pr = kzalloc(sizeof(struct acpi_processor), GFP_KERNEL);
 	if (!pr)
@@ -865,7 +790,93 @@ static int acpi_processor_add(struct acpi_device *device)
 	strcpy(acpi_device_class(device), ACPI_PROCESSOR_CLASS);
 	device->driver_data = pr;
 
+	result = acpi_processor_get_info(device);
+	if (result) {
+		/* Processor is physically not present */
+		return 0;
+	}
+
+	BUG_ON((pr->id >= nr_cpu_ids) || (pr->id < 0));
+
+	/*
+	 * Buggy BIOS check
+	 * ACPI id of processors can be reported wrongly by the BIOS.
+	 * Don't trust it blindly
+	 */
+	if (per_cpu(processor_device_array, pr->id) != NULL &&
+	    per_cpu(processor_device_array, pr->id) != device) {
+		printk(KERN_WARNING "BIOS reported wrong ACPI id "
+			"for the processor\n");
+		result = -ENODEV;
+		goto err_free_cpumask;
+	}
+	per_cpu(processor_device_array, pr->id) = device;
+
+	per_cpu(processors, pr->id) = pr;
+
+	result = acpi_processor_add_fs(device);
+	if (result)
+		goto err_free_cpumask;
+
+	sysdev = get_cpu_sysdev(pr->id);
+	if (sysfs_create_link(&device->dev.kobj, &sysdev->kobj, "sysdev")) {
+		result = -EFAULT;
+		goto err_remove_fs;
+	}
+
+	/* _PDC call should be done before doing anything else (if reqd.). */
+	arch_acpi_processor_init_pdc(pr);
+	acpi_processor_set_pdc(pr);
+	arch_acpi_processor_cleanup_pdc(pr);
+
+#ifdef CONFIG_CPU_FREQ
+	acpi_processor_ppc_has_changed(pr);
+#endif
+	acpi_processor_get_throttling_info(pr);
+	acpi_processor_get_limit_info(pr);
+
+
+	acpi_processor_power_init(pr, device);
+
+	pr->cdev = thermal_cooling_device_register("Processor", device,
+						&processor_cooling_ops);
+	if (IS_ERR(pr->cdev)) {
+		result = PTR_ERR(pr->cdev);
+		goto err_power_exit;
+	}
+
+	dev_info(&device->dev, "registered as cooling_device%d\n",
+		 pr->cdev->id);
+
+	result = sysfs_create_link(&device->dev.kobj,
+				   &pr->cdev->device.kobj,
+				   "thermal_cooling");
+	if (result) {
+		printk(KERN_ERR PREFIX "Create sysfs link\n");
+		goto err_thermal_unregister;
+	}
+	result = sysfs_create_link(&pr->cdev->device.kobj,
+				   &device->dev.kobj,
+				   "device");
+	if (result) {
+		printk(KERN_ERR PREFIX "Create sysfs link\n");
+		goto err_remove_sysfs;
+	}
+
 	return 0;
+
+err_remove_sysfs:
+	sysfs_remove_link(&device->dev.kobj, "thermal_cooling");
+err_thermal_unregister:
+	thermal_cooling_device_unregister(pr->cdev);
+err_power_exit:
+	acpi_processor_power_exit(pr, device);
+err_remove_fs:
+	acpi_processor_remove_fs(device);
+err_free_cpumask:
+	free_cpumask_var(pr->throttling.shared_cpu_map);
+
+	return result;
 }
 
 static int acpi_processor_remove(struct acpi_device *device, int type)
@@ -942,7 +953,6 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
 {
 	acpi_handle phandle;
 	struct acpi_device *pdev;
-	struct acpi_processor *pr;
 
 
 	if (acpi_get_parent(handle, &phandle)) {
@@ -957,15 +967,6 @@ int acpi_processor_device_add(acpi_handle handle, struct acpi_device **device)
 		return -ENODEV;
 	}
 
-	acpi_bus_start(*device);
-
-	pr = acpi_driver_data(*device);
-	if (!pr)
-		return -ENODEV;
-
-	if ((pr->id >= 0) && (pr->id < nr_cpu_ids)) {
-		kobject_uevent(&(*device)->dev.kobj, KOBJ_ONLINE);
-	}
 	return 0;
 }
 
@@ -995,25 +996,6 @@ static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
 					    "Unable to add the device\n");
 			break;
 		}
-
-		pr = acpi_driver_data(device);
-		if (!pr) {
-			printk(KERN_ERR PREFIX "Driver data is NULL\n");
-			break;
-		}
-
-		if (pr->id >= 0 && (pr->id < nr_cpu_ids)) {
-			kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
-			break;
-		}
-
-		result = acpi_processor_start(device);
-		if ((!result) && ((pr->id >= 0) && (pr->id < nr_cpu_ids))) {
-			kobject_uevent(&device->dev.kobj, KOBJ_ONLINE);
-		} else {
-			printk(KERN_ERR PREFIX "Device [%s] failed to start\n",
-				    acpi_device_bid(device));
-		}
 		break;
 	case ACPI_NOTIFY_EJECT_REQUEST:
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
@@ -1030,9 +1012,6 @@ static void __ref acpi_processor_hotplug_notify(acpi_handle handle,
 				    "Driver data is NULL, dropping EJECT\n");
 			return;
 		}
-
-		if ((pr->id < nr_cpu_ids) && (cpu_present(pr->id)))
-			kobject_uevent(&device->dev.kobj, KOBJ_OFFLINE);
 		break;
 	default:
 		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
@@ -1161,11 +1140,11 @@ static int __init acpi_processor_init(void)
 				(struct acpi_table_header **)&madt)))
 		madt = NULL;
 #endif
-
+#ifdef CONFIG_ACPI_PROCFS
 	acpi_processor_dir = proc_mkdir(ACPI_PROCESSOR_CLASS, acpi_root_dir);
 	if (!acpi_processor_dir)
 		return -ENOMEM;
-
+#endif
 	/*
 	 * Check whether the system is DMI table. If yes, OSPM
 	 * should not use mwait for CPU-states.
@@ -1193,7 +1172,9 @@ out_cpuidle:
 	cpuidle_unregister_driver(&acpi_idle_driver);
 
 out_proc:
+#ifdef CONFIG_ACPI_PROCFS
 	remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
+#endif
 
 	return result;
 }
@@ -1213,7 +1194,9 @@ static void __exit acpi_processor_exit(void)
 
 	cpuidle_unregister_driver(&acpi_idle_driver);
 
+#ifdef CONFIG_ACPI_PROCFS
 	remove_proc_entry(ACPI_PROCESSOR_CLASS, acpi_root_dir);
+#endif
 
 	return;
 }
diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c
index 66393d5c4c7c..bbd066e7f854 100644
--- a/drivers/acpi/processor_idle.c
+++ b/drivers/acpi/processor_idle.c
@@ -60,6 +60,8 @@
 #include <acpi/processor.h>
 #include <asm/processor.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_PROCESSOR_CLASS            "processor"
 #define _COMPONENT              ACPI_PROCESSOR_COMPONENT
 ACPI_MODULE_NAME("processor_idle");
@@ -680,6 +682,7 @@ static int acpi_processor_get_power_info(struct acpi_processor *pr)
 	return 0;
 }
 
+#ifdef CONFIG_ACPI_PROCFS
 static int acpi_processor_power_seq_show(struct seq_file *seq, void *offset)
 {
 	struct acpi_processor *pr = seq->private;
@@ -759,7 +762,7 @@ static const struct file_operations acpi_processor_power_fops = {
 	.llseek = seq_lseek,
 	.release = single_release,
 };
-
+#endif
 
 /**
  * acpi_idle_bm_check - checks if bus master activity was detected
@@ -1160,8 +1163,9 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr,
 {
 	acpi_status status = 0;
 	static int first_run;
+#ifdef CONFIG_ACPI_PROCFS
 	struct proc_dir_entry *entry = NULL;
-	unsigned int i;
+#endif
 
 	if (boot_option_idle_override)
 		return 0;
@@ -1209,15 +1213,8 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr,
 		acpi_processor_setup_cpuidle(pr);
 		if (cpuidle_register_device(&pr->power.dev))
 			return -EIO;
-
-		printk(KERN_INFO PREFIX "CPU%d (power states:", pr->id);
-		for (i = 1; i <= pr->power.count; i++)
-			if (pr->power.states[i].valid)
-				printk(" C%d[C%d]", i,
-				       pr->power.states[i].type);
-		printk(")\n");
 	}
-
+#ifdef CONFIG_ACPI_PROCFS
 	/* 'power' [R] */
 	entry = proc_create_data(ACPI_PROCESSOR_FILE_POWER,
 				 S_IRUGO, acpi_device_dir(device),
@@ -1225,6 +1222,7 @@ int __cpuinit acpi_processor_power_init(struct acpi_processor *pr,
 				 acpi_driver_data(device));
 	if (!entry)
 		return -EIO;
+#endif
 	return 0;
 }
 
@@ -1237,9 +1235,11 @@ int acpi_processor_power_exit(struct acpi_processor *pr,
 	cpuidle_unregister_device(&pr->power.dev);
 	pr->flags.power_setup_done = 0;
 
+#ifdef CONFIG_ACPI_PROCFS
 	if (acpi_device_dir(device))
 		remove_proc_entry(ACPI_PROCESSOR_FILE_POWER,
 				  acpi_device_dir(device));
+#endif
 
 	return 0;
 }
diff --git a/drivers/acpi/processor_perflib.c b/drivers/acpi/processor_perflib.c
index 60e543d3234e..8ba0ed0b9ddb 100644
--- a/drivers/acpi/processor_perflib.c
+++ b/drivers/acpi/processor_perflib.c
@@ -39,6 +39,8 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/processor.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_PROCESSOR_CLASS		"processor"
 #define ACPI_PROCESSOR_FILE_PERFORMANCE	"performance"
 #define _COMPONENT		ACPI_PROCESSOR_COMPONENT
@@ -509,7 +511,7 @@ int acpi_processor_preregister_performance(
 	struct acpi_processor *match_pr;
 	struct acpi_psd_package *match_pdomain;
 
-	if (!alloc_cpumask_var(&covered_cpus, GFP_KERNEL))
+	if (!zalloc_cpumask_var(&covered_cpus, GFP_KERNEL))
 		return -ENOMEM;
 
 	mutex_lock(&performance_mutex);
@@ -556,7 +558,6 @@ int acpi_processor_preregister_performance(
 	 * Now that we have _PSD data from all CPUs, lets setup P-state 
 	 * domain info.
 	 */
-	cpumask_clear(covered_cpus);
 	for_each_possible_cpu(i) {
 		pr = per_cpu(processors, i);
 		if (!pr)
diff --git a/drivers/acpi/processor_thermal.c b/drivers/acpi/processor_thermal.c
index 31adda1099e0..140c5c5b423c 100644
--- a/drivers/acpi/processor_thermal.c
+++ b/drivers/acpi/processor_thermal.c
@@ -40,6 +40,8 @@
 #include <acpi/processor.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_PROCESSOR_CLASS            "processor"
 #define _COMPONENT              ACPI_PROCESSOR_COMPONENT
 ACPI_MODULE_NAME("processor_thermal");
@@ -438,7 +440,7 @@ struct thermal_cooling_device_ops processor_cooling_ops = {
 };
 
 /* /proc interface */
-
+#ifdef CONFIG_ACPI_PROCFS
 static int acpi_processor_limit_seq_show(struct seq_file *seq, void *offset)
 {
 	struct acpi_processor *pr = (struct acpi_processor *)seq->private;
@@ -517,3 +519,4 @@ const struct file_operations acpi_processor_limit_fops = {
 	.llseek = seq_lseek,
 	.release = single_release,
 };
+#endif
diff --git a/drivers/acpi/processor_throttling.c b/drivers/acpi/processor_throttling.c
index ae39797aab55..1c5d7a8b2fdf 100644
--- a/drivers/acpi/processor_throttling.c
+++ b/drivers/acpi/processor_throttling.c
@@ -41,6 +41,8 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/processor.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_PROCESSOR_CLASS            "processor"
 #define _COMPONENT              ACPI_PROCESSOR_COMPONENT
 ACPI_MODULE_NAME("processor_throttling");
@@ -75,7 +77,7 @@ static int acpi_processor_update_tsd_coord(void)
 	struct acpi_tsd_package *pdomain, *match_pdomain;
 	struct acpi_processor_throttling *pthrottling, *match_pthrottling;
 
-	if (!alloc_cpumask_var(&covered_cpus, GFP_KERNEL))
+	if (!zalloc_cpumask_var(&covered_cpus, GFP_KERNEL))
 		return -ENOMEM;
 
 	/*
@@ -103,7 +105,6 @@ static int acpi_processor_update_tsd_coord(void)
 	if (retval)
 		goto err_ret;
 
-	cpumask_clear(covered_cpus);
 	for_each_possible_cpu(i) {
 		pr = per_cpu(processors, i);
 		if (!pr)
@@ -1132,15 +1133,15 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
 	int result = 0;
 	struct acpi_processor_throttling *pthrottling;
 
+	if (!pr)
+		return -EINVAL;
+
 	ACPI_DEBUG_PRINT((ACPI_DB_INFO,
 			  "pblk_address[0x%08x] duty_offset[%d] duty_width[%d]\n",
 			  pr->throttling.address,
 			  pr->throttling.duty_offset,
 			  pr->throttling.duty_width));
 
-	if (!pr)
-		return -EINVAL;
-
 	/*
 	 * Evaluate _PTC, _TSS and _TPC
 	 * They must all be present or none of them can be used.
@@ -1216,7 +1217,7 @@ int acpi_processor_get_throttling_info(struct acpi_processor *pr)
 }
 
 /* proc interface */
-
+#ifdef CONFIG_ACPI_PROCFS
 static int acpi_processor_throttling_seq_show(struct seq_file *seq,
 					      void *offset)
 {
@@ -1324,3 +1325,4 @@ const struct file_operations acpi_processor_throttling_fops = {
 	.llseek = seq_lseek,
 	.release = single_release,
 };
+#endif
diff --git a/drivers/acpi/sbs.c b/drivers/acpi/sbs.c
index 4b214b74ebaa..52b9db8afc20 100644
--- a/drivers/acpi/sbs.c
+++ b/drivers/acpi/sbs.c
@@ -46,6 +46,8 @@
 
 #include "sbshc.h"
 
+#define PREFIX "ACPI: "
+
 #define ACPI_SBS_CLASS			"sbs"
 #define ACPI_AC_CLASS			"ac_adapter"
 #define ACPI_BATTERY_CLASS		"battery"
diff --git a/drivers/acpi/sbshc.c b/drivers/acpi/sbshc.c
index 0619734895b2..d9339806df45 100644
--- a/drivers/acpi/sbshc.c
+++ b/drivers/acpi/sbshc.c
@@ -15,6 +15,8 @@
 #include <linux/interrupt.h>
 #include "sbshc.h"
 
+#define PREFIX "ACPI: "
+
 #define ACPI_SMB_HC_CLASS	"smbus_host_controller"
 #define ACPI_SMB_HC_DEVICE_NAME	"ACPI SMBus HC"
 
diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
index 318b1ea7a5bf..14a7481c97d7 100644
--- a/drivers/acpi/scan.c
+++ b/drivers/acpi/scan.c
@@ -22,6 +22,8 @@ extern struct acpi_device *acpi_root;
 #define ACPI_BUS_HID			"LNXSYBUS"
 #define ACPI_BUS_DEVICE_NAME		"System Bus"
 
+#define ACPI_IS_ROOT_DEVICE(device)    (!(device)->parent)
+
 static LIST_HEAD(acpi_device_list);
 static LIST_HEAD(acpi_bus_id_list);
 DEFINE_MUTEX(acpi_device_lock);
@@ -43,40 +45,19 @@ static int create_modalias(struct acpi_device *acpi_dev, char *modalias,
 {
 	int len;
 	int count;
-
-	if (!acpi_dev->flags.hardware_id && !acpi_dev->flags.compatible_ids)
-		return -ENODEV;
+	struct acpi_hardware_id *id;
 
 	len = snprintf(modalias, size, "acpi:");
 	size -= len;
 
-	if (acpi_dev->flags.hardware_id) {
-		count = snprintf(&modalias[len], size, "%s:",
-				 acpi_dev->pnp.hardware_id);
+	list_for_each_entry(id, &acpi_dev->pnp.ids, list) {
+		count = snprintf(&modalias[len], size, "%s:", id->id);
 		if (count < 0 || count >= size)
 			return -EINVAL;
 		len += count;
 		size -= count;
 	}
 
-	if (acpi_dev->flags.compatible_ids) {
-		struct acpi_compatible_id_list *cid_list;
-		int i;
-
-		cid_list = acpi_dev->pnp.cid_list;
-		for (i = 0; i < cid_list->count; i++) {
-			count = snprintf(&modalias[len], size, "%s:",
-					 cid_list->id[i].value);
-			if (count < 0 || count >= size) {
-				printk(KERN_ERR PREFIX "%s cid[%i] exceeds event buffer size",
-				       acpi_dev->pnp.device_name, i);
-				break;
-			}
-			len += count;
-			size -= count;
-		}
-	}
-
 	modalias[len] = '\0';
 	return len;
 }
@@ -183,7 +164,7 @@ static ssize_t
 acpi_device_hid_show(struct device *dev, struct device_attribute *attr, char *buf) {
 	struct acpi_device *acpi_dev = to_acpi_device(dev);
 
-	return sprintf(buf, "%s\n", acpi_dev->pnp.hardware_id);
+	return sprintf(buf, "%s\n", acpi_device_hid(acpi_dev));
 }
 static DEVICE_ATTR(hid, 0444, acpi_device_hid_show, NULL);
 
@@ -219,17 +200,13 @@ static int acpi_device_setup_files(struct acpi_device *dev)
 			goto end;
 	}
 
-	if (dev->flags.hardware_id) {
-		result = device_create_file(&dev->dev, &dev_attr_hid);
-		if (result)
-			goto end;
-	}
+	result = device_create_file(&dev->dev, &dev_attr_hid);
+	if (result)
+		goto end;
 
-	if (dev->flags.hardware_id || dev->flags.compatible_ids) {
-		result = device_create_file(&dev->dev, &dev_attr_modalias);
-		if (result)
-			goto end;
-	}
+	result = device_create_file(&dev->dev, &dev_attr_modalias);
+	if (result)
+		goto end;
 
         /*
          * If device has _EJ0, 'eject' file is created that is used to trigger
@@ -255,11 +232,8 @@ static void acpi_device_remove_files(struct acpi_device *dev)
 	if (ACPI_SUCCESS(status))
 		device_remove_file(&dev->dev, &dev_attr_eject);
 
-	if (dev->flags.hardware_id || dev->flags.compatible_ids)
-		device_remove_file(&dev->dev, &dev_attr_modalias);
-
-	if (dev->flags.hardware_id)
-		device_remove_file(&dev->dev, &dev_attr_hid);
+	device_remove_file(&dev->dev, &dev_attr_modalias);
+	device_remove_file(&dev->dev, &dev_attr_hid);
 	if (dev->handle)
 		device_remove_file(&dev->dev, &dev_attr_path);
 }
@@ -271,6 +245,7 @@ int acpi_match_device_ids(struct acpi_device *device,
 			  const struct acpi_device_id *ids)
 {
 	const struct acpi_device_id *id;
+	struct acpi_hardware_id *hwid;
 
 	/*
 	 * If the device is not present, it is unnecessary to load device
@@ -279,36 +254,30 @@ int acpi_match_device_ids(struct acpi_device *device,
 	if (!device->status.present)
 		return -ENODEV;
 
-	if (device->flags.hardware_id) {
-		for (id = ids; id->id[0]; id++) {
-			if (!strcmp((char*)id->id, device->pnp.hardware_id))
+	for (id = ids; id->id[0]; id++)
+		list_for_each_entry(hwid, &device->pnp.ids, list)
+			if (!strcmp((char *) id->id, hwid->id))
 				return 0;
-		}
-	}
-
-	if (device->flags.compatible_ids) {
-		struct acpi_compatible_id_list *cid_list = device->pnp.cid_list;
-		int i;
-
-		for (id = ids; id->id[0]; id++) {
-			/* compare multiple _CID entries against driver ids */
-			for (i = 0; i < cid_list->count; i++) {
-				if (!strcmp((char*)id->id,
-					    cid_list->id[i].value))
-					return 0;
-			}
-		}
-	}
 
 	return -ENOENT;
 }
 EXPORT_SYMBOL(acpi_match_device_ids);
 
+static void acpi_free_ids(struct acpi_device *device)
+{
+	struct acpi_hardware_id *id, *tmp;
+
+	list_for_each_entry_safe(id, tmp, &device->pnp.ids, list) {
+		kfree(id->id);
+		kfree(id);
+	}
+}
+
 static void acpi_device_release(struct device *dev)
 {
 	struct acpi_device *acpi_dev = to_acpi_device(dev);
 
-	kfree(acpi_dev->pnp.cid_list);
+	acpi_free_ids(acpi_dev);
 	kfree(acpi_dev);
 }
 
@@ -366,22 +335,21 @@ static acpi_status acpi_device_notify_fixed(void *data)
 {
 	struct acpi_device *device = data;
 
-	acpi_device_notify(device->handle, ACPI_FIXED_HARDWARE_EVENT, device);
+	/* Fixed hardware devices have no handles */
+	acpi_device_notify(NULL, ACPI_FIXED_HARDWARE_EVENT, device);
 	return AE_OK;
 }
 
 static int acpi_device_install_notify_handler(struct acpi_device *device)
 {
 	acpi_status status;
-	char *hid;
 
-	hid = acpi_device_hid(device);
-	if (!strcmp(hid, ACPI_BUTTON_HID_POWERF))
+	if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON)
 		status =
 		    acpi_install_fixed_event_handler(ACPI_EVENT_POWER_BUTTON,
 						     acpi_device_notify_fixed,
 						     device);
-	else if (!strcmp(hid, ACPI_BUTTON_HID_SLEEPF))
+	else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON)
 		status =
 		    acpi_install_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON,
 						     acpi_device_notify_fixed,
@@ -399,10 +367,10 @@ static int acpi_device_install_notify_handler(struct acpi_device *device)
 
 static void acpi_device_remove_notify_handler(struct acpi_device *device)
 {
-	if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_POWERF))
+	if (device->device_type == ACPI_BUS_TYPE_POWER_BUTTON)
 		acpi_remove_fixed_event_handler(ACPI_EVENT_POWER_BUTTON,
 						acpi_device_notify_fixed);
-	else if (!strcmp(acpi_device_hid(device), ACPI_BUTTON_HID_SLEEPF))
+	else if (device->device_type == ACPI_BUS_TYPE_SLEEP_BUTTON)
 		acpi_remove_fixed_event_handler(ACPI_EVENT_SLEEP_BUTTON,
 						acpi_device_notify_fixed);
 	else
@@ -426,9 +394,6 @@ static int acpi_device_probe(struct device * dev)
 		if (acpi_drv->ops.notify) {
 			ret = acpi_device_install_notify_handler(acpi_dev);
 			if (ret) {
-				if (acpi_drv->ops.stop)
-					acpi_drv->ops.stop(acpi_dev,
-						   acpi_dev->removal_type);
 				if (acpi_drv->ops.remove)
 					acpi_drv->ops.remove(acpi_dev,
 						     acpi_dev->removal_type);
@@ -452,8 +417,6 @@ static int acpi_device_remove(struct device * dev)
 	if (acpi_drv) {
 		if (acpi_drv->ops.notify)
 			acpi_device_remove_notify_handler(acpi_dev);
-		if (acpi_drv->ops.stop)
-			acpi_drv->ops.stop(acpi_dev, acpi_dev->removal_type);
 		if (acpi_drv->ops.remove)
 			acpi_drv->ops.remove(acpi_dev, acpi_dev->removal_type);
 	}
@@ -474,12 +437,12 @@ struct bus_type acpi_bus_type = {
 	.uevent		= acpi_device_uevent,
 };
 
-static int acpi_device_register(struct acpi_device *device,
-				 struct acpi_device *parent)
+static int acpi_device_register(struct acpi_device *device)
 {
 	int result;
 	struct acpi_device_bus_id *acpi_device_bus_id, *new_bus_id;
 	int found = 0;
+
 	/*
 	 * Linkage
 	 * -------
@@ -501,8 +464,9 @@ static int acpi_device_register(struct acpi_device *device,
 	 * If failed, create one and link it into acpi_bus_id_list
 	 */
 	list_for_each_entry(acpi_device_bus_id, &acpi_bus_id_list, node) {
-		if(!strcmp(acpi_device_bus_id->bus_id, device->flags.hardware_id? device->pnp.hardware_id : "device")) {
-			acpi_device_bus_id->instance_no ++;
+		if (!strcmp(acpi_device_bus_id->bus_id,
+			    acpi_device_hid(device))) {
+			acpi_device_bus_id->instance_no++;
 			found = 1;
 			kfree(new_bus_id);
 			break;
@@ -510,7 +474,7 @@ static int acpi_device_register(struct acpi_device *device,
 	}
 	if (!found) {
 		acpi_device_bus_id = new_bus_id;
-		strcpy(acpi_device_bus_id->bus_id, device->flags.hardware_id ? device->pnp.hardware_id : "device");
+		strcpy(acpi_device_bus_id->bus_id, acpi_device_hid(device));
 		acpi_device_bus_id->instance_no = 0;
 		list_add_tail(&acpi_device_bus_id->node, &acpi_bus_id_list);
 	}
@@ -524,7 +488,7 @@ static int acpi_device_register(struct acpi_device *device,
 	mutex_unlock(&acpi_device_lock);
 
 	if (device->parent)
-		device->dev.parent = &parent->dev;
+		device->dev.parent = &device->parent->dev;
 	device->dev.bus = &acpi_bus_type;
 	device->dev.release = &acpi_device_release;
 	result = device_register(&device->dev);
@@ -664,6 +628,33 @@ EXPORT_SYMBOL(acpi_bus_unregister_driver);
 /* --------------------------------------------------------------------------
                                  Device Enumeration
    -------------------------------------------------------------------------- */
+static struct acpi_device *acpi_bus_get_parent(acpi_handle handle)
+{
+	acpi_status status;
+	int ret;
+	struct acpi_device *device;
+
+	/*
+	 * Fixed hardware devices do not appear in the namespace and do not
+	 * have handles, but we fabricate acpi_devices for them, so we have
+	 * to deal with them specially.
+	 */
+	if (handle == NULL)
+		return acpi_root;
+
+	do {
+		status = acpi_get_parent(handle, &handle);
+		if (status == AE_NULL_ENTRY)
+			return NULL;
+		if (ACPI_FAILURE(status))
+			return acpi_root;
+
+		ret = acpi_bus_get_device(handle, &device);
+		if (ret == 0)
+			return device;
+	} while (1);
+}
+
 acpi_status
 acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd)
 {
@@ -687,7 +678,7 @@ acpi_bus_get_ejd(acpi_handle handle, acpi_handle *ejd)
 }
 EXPORT_SYMBOL_GPL(acpi_bus_get_ejd);
 
-void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context)
+void acpi_bus_data_handler(acpi_handle handle, void *context)
 {
 
 	/* TBD */
@@ -876,11 +867,6 @@ static int acpi_bus_get_flags(struct acpi_device *device)
 	if (ACPI_SUCCESS(status))
 		device->flags.dynamic_status = 1;
 
-	/* Presence of _CID indicates 'compatible_ids' */
-	status = acpi_get_handle(device->handle, "_CID", &temp);
-	if (ACPI_SUCCESS(status))
-		device->flags.compatible_ids = 1;
-
 	/* Presence of _RMV indicates 'removable' */
 	status = acpi_get_handle(device->handle, "_RMV", &temp);
 	if (ACPI_SUCCESS(status))
@@ -918,8 +904,7 @@ static int acpi_bus_get_flags(struct acpi_device *device)
 	return 0;
 }
 
-static void acpi_device_get_busid(struct acpi_device *device,
-				  acpi_handle handle, int type)
+static void acpi_device_get_busid(struct acpi_device *device)
 {
 	char bus_id[5] = { '?', 0 };
 	struct acpi_buffer buffer = { sizeof(bus_id), bus_id };
@@ -931,10 +916,12 @@ static void acpi_device_get_busid(struct acpi_device *device,
 	 * The device's Bus ID is simply the object name.
 	 * TBD: Shouldn't this value be unique (within the ACPI namespace)?
 	 */
-	switch (type) {
-	case ACPI_BUS_TYPE_SYSTEM:
+	if (ACPI_IS_ROOT_DEVICE(device)) {
 		strcpy(device->pnp.bus_id, "ACPI");
-		break;
+		return;
+	}
+
+	switch (device->device_type) {
 	case ACPI_BUS_TYPE_POWER_BUTTON:
 		strcpy(device->pnp.bus_id, "PWRF");
 		break;
@@ -942,7 +929,7 @@ static void acpi_device_get_busid(struct acpi_device *device,
 		strcpy(device->pnp.bus_id, "SLPF");
 		break;
 	default:
-		acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer);
+		acpi_get_name(device->handle, ACPI_SINGLE_NAME, &buffer);
 		/* Clean up trailing underscores (if any) */
 		for (i = 3; i > 1; i--) {
 			if (bus_id[i] == '_')
@@ -1000,157 +987,134 @@ static int acpi_dock_match(struct acpi_device *device)
 	return acpi_get_handle(device->handle, "_DCK", &tmp);
 }
 
-static void acpi_device_set_id(struct acpi_device *device,
-			       struct acpi_device *parent, acpi_handle handle,
-			       int type)
+char *acpi_device_hid(struct acpi_device *device)
+{
+	struct acpi_hardware_id *hid;
+
+	hid = list_first_entry(&device->pnp.ids, struct acpi_hardware_id, list);
+	return hid->id;
+}
+EXPORT_SYMBOL(acpi_device_hid);
+
+static void acpi_add_id(struct acpi_device *device, const char *dev_id)
+{
+	struct acpi_hardware_id *id;
+
+	id = kmalloc(sizeof(*id), GFP_KERNEL);
+	if (!id)
+		return;
+
+	id->id = kmalloc(strlen(dev_id) + 1, GFP_KERNEL);
+	if (!id->id) {
+		kfree(id);
+		return;
+	}
+
+	strcpy(id->id, dev_id);
+	list_add_tail(&id->list, &device->pnp.ids);
+}
+
+static void acpi_device_set_id(struct acpi_device *device)
 {
-	struct acpi_device_info *info;
-	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
-	char *hid = NULL;
-	char *uid = NULL;
-	struct acpi_compatible_id_list *cid_list = NULL;
-	const char *cid_add = NULL;
 	acpi_status status;
+	struct acpi_device_info *info;
+	struct acpica_device_id_list *cid_list;
+	int i;
 
-	switch (type) {
+	switch (device->device_type) {
 	case ACPI_BUS_TYPE_DEVICE:
-		status = acpi_get_object_info(handle, &buffer);
+		if (ACPI_IS_ROOT_DEVICE(device)) {
+			acpi_add_id(device, ACPI_SYSTEM_HID);
+			break;
+		} else if (ACPI_IS_ROOT_DEVICE(device->parent)) {
+			/* \_SB_, the only root-level namespace device */
+			acpi_add_id(device, ACPI_BUS_HID);
+			strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME);
+			strcpy(device->pnp.device_class, ACPI_BUS_CLASS);
+			break;
+		}
+
+		status = acpi_get_object_info(device->handle, &info);
 		if (ACPI_FAILURE(status)) {
 			printk(KERN_ERR PREFIX "%s: Error reading device info\n", __func__);
 			return;
 		}
 
-		info = buffer.pointer;
 		if (info->valid & ACPI_VALID_HID)
-			hid = info->hardware_id.value;
-		if (info->valid & ACPI_VALID_UID)
-			uid = info->unique_id.value;
-		if (info->valid & ACPI_VALID_CID)
-			cid_list = &info->compatibility_id;
+			acpi_add_id(device, info->hardware_id.string);
+		if (info->valid & ACPI_VALID_CID) {
+			cid_list = &info->compatible_id_list;
+			for (i = 0; i < cid_list->count; i++)
+				acpi_add_id(device, cid_list->ids[i].string);
+		}
 		if (info->valid & ACPI_VALID_ADR) {
 			device->pnp.bus_address = info->address;
 			device->flags.bus_address = 1;
 		}
 
-		/* If we have a video/bay/dock device, add our selfdefined
-		   HID to the CID list. Like that the video/bay/dock drivers
-		   will get autoloaded and the device might still match
-		   against another driver.
-		*/
+		kfree(info);
+
+		/*
+		 * Some devices don't reliably have _HIDs & _CIDs, so add
+		 * synthetic HIDs to make sure drivers can find them.
+		 */
 		if (acpi_is_video_device(device))
-			cid_add = ACPI_VIDEO_HID;
+			acpi_add_id(device, ACPI_VIDEO_HID);
 		else if (ACPI_SUCCESS(acpi_bay_match(device)))
-			cid_add = ACPI_BAY_HID;
+			acpi_add_id(device, ACPI_BAY_HID);
 		else if (ACPI_SUCCESS(acpi_dock_match(device)))
-			cid_add = ACPI_DOCK_HID;
+			acpi_add_id(device, ACPI_DOCK_HID);
 
 		break;
 	case ACPI_BUS_TYPE_POWER:
-		hid = ACPI_POWER_HID;
+		acpi_add_id(device, ACPI_POWER_HID);
 		break;
 	case ACPI_BUS_TYPE_PROCESSOR:
-		hid = ACPI_PROCESSOR_OBJECT_HID;
-		break;
-	case ACPI_BUS_TYPE_SYSTEM:
-		hid = ACPI_SYSTEM_HID;
+		acpi_add_id(device, ACPI_PROCESSOR_OBJECT_HID);
 		break;
 	case ACPI_BUS_TYPE_THERMAL:
-		hid = ACPI_THERMAL_HID;
+		acpi_add_id(device, ACPI_THERMAL_HID);
 		break;
 	case ACPI_BUS_TYPE_POWER_BUTTON:
-		hid = ACPI_BUTTON_HID_POWERF;
+		acpi_add_id(device, ACPI_BUTTON_HID_POWERF);
 		break;
 	case ACPI_BUS_TYPE_SLEEP_BUTTON:
-		hid = ACPI_BUTTON_HID_SLEEPF;
+		acpi_add_id(device, ACPI_BUTTON_HID_SLEEPF);
 		break;
 	}
 
 	/*
-	 * \_SB
-	 * ----
-	 * Fix for the system root bus device -- the only root-level device.
+	 * We build acpi_devices for some objects that don't have _HID or _CID,
+	 * e.g., PCI bridges and slots.  Drivers can't bind to these objects,
+	 * but we do use them indirectly by traversing the acpi_device tree.
+	 * This generic ID isn't useful for driver binding, but it provides
+	 * the useful property that "every acpi_device has an ID."
 	 */
-	if (((acpi_handle)parent == ACPI_ROOT_OBJECT) && (type == ACPI_BUS_TYPE_DEVICE)) {
-		hid = ACPI_BUS_HID;
-		strcpy(device->pnp.device_name, ACPI_BUS_DEVICE_NAME);
-		strcpy(device->pnp.device_class, ACPI_BUS_CLASS);
-	}
-
-	if (hid) {
-		strcpy(device->pnp.hardware_id, hid);
-		device->flags.hardware_id = 1;
-	}
-	if (uid) {
-		strcpy(device->pnp.unique_id, uid);
-		device->flags.unique_id = 1;
-	}
-	if (cid_list || cid_add) {
-		struct  acpi_compatible_id_list *list;
-		int size = 0;
-		int count = 0;
-
-		if (cid_list) {
-			size = cid_list->size;
-		} else if (cid_add) {
-			size = sizeof(struct acpi_compatible_id_list);
-			cid_list = ACPI_ALLOCATE_ZEROED((acpi_size) size);
-			if (!cid_list) {
-				printk(KERN_ERR "Memory allocation error\n");
-				kfree(buffer.pointer);
-				return;
-			} else {
-				cid_list->count = 0;
-				cid_list->size = size;
-			}
-		}
-		if (cid_add)
-			size += sizeof(struct acpi_compatible_id);
-		list = kmalloc(size, GFP_KERNEL);
-
-		if (list) {
-			if (cid_list) {
-				memcpy(list, cid_list, cid_list->size);
-				count = cid_list->count;
-			}
-			if (cid_add) {
-				strncpy(list->id[count].value, cid_add,
-					ACPI_MAX_CID_LENGTH);
-				count++;
-				device->flags.compatible_ids = 1;
-			}
-			list->size = size;
-			list->count = count;
-			device->pnp.cid_list = list;
-		} else
-			printk(KERN_ERR PREFIX "Memory allocation error\n");
-	}
-
-	kfree(buffer.pointer);
+	if (list_empty(&device->pnp.ids))
+		acpi_add_id(device, "device");
 }
 
-static int acpi_device_set_context(struct acpi_device *device, int type)
+static int acpi_device_set_context(struct acpi_device *device)
 {
-	acpi_status status = AE_OK;
-	int result = 0;
+	acpi_status status;
+
 	/*
 	 * Context
 	 * -------
 	 * Attach this 'struct acpi_device' to the ACPI object.  This makes
-	 * resolutions from handle->device very efficient.  Note that we need
-	 * to be careful with fixed-feature devices as they all attach to the
-	 * root object.
+	 * resolutions from handle->device very efficient.  Fixed hardware
+	 * devices have no handles, so we skip them.
 	 */
-	if (type != ACPI_BUS_TYPE_POWER_BUTTON &&
-	    type != ACPI_BUS_TYPE_SLEEP_BUTTON) {
-		status = acpi_attach_data(device->handle,
-					  acpi_bus_data_handler, device);
+	if (!device->handle)
+		return 0;
 
-		if (ACPI_FAILURE(status)) {
-			printk(KERN_ERR PREFIX "Error attaching device data\n");
-			result = -ENODEV;
-		}
-	}
-	return result;
+	status = acpi_attach_data(device->handle,
+				  acpi_bus_data_handler, device);
+	if (ACPI_SUCCESS(status))
+		return 0;
+
+	printk(KERN_ERR PREFIX "Error attaching device data\n");
+	return -ENODEV;
 }
 
 static int acpi_bus_remove(struct acpi_device *dev, int rmdevice)
@@ -1176,17 +1140,14 @@ static int acpi_bus_remove(struct acpi_device *dev, int rmdevice)
 	return 0;
 }
 
-static int
-acpi_add_single_object(struct acpi_device **child,
-		       struct acpi_device *parent, acpi_handle handle, int type,
-			struct acpi_bus_ops *ops)
+static int acpi_add_single_object(struct acpi_device **child,
+				  acpi_handle handle, int type,
+				  unsigned long long sta,
+				  struct acpi_bus_ops *ops)
 {
-	int result = 0;
-	struct acpi_device *device = NULL;
-
-
-	if (!child)
-		return -EINVAL;
+	int result;
+	struct acpi_device *device;
+	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 
 	device = kzalloc(sizeof(struct acpi_device), GFP_KERNEL);
 	if (!device) {
@@ -1194,85 +1155,31 @@ acpi_add_single_object(struct acpi_device **child,
 		return -ENOMEM;
 	}
 
+	INIT_LIST_HEAD(&device->pnp.ids);
+	device->device_type = type;
 	device->handle = handle;
-	device->parent = parent;
+	device->parent = acpi_bus_get_parent(handle);
 	device->bus_ops = *ops; /* workround for not call .start */
+	STRUCT_TO_INT(device->status) = sta;
 
-
-	acpi_device_get_busid(device, handle, type);
+	acpi_device_get_busid(device);
 
 	/*
 	 * Flags
 	 * -----
-	 * Get prior to calling acpi_bus_get_status() so we know whether
-	 * or not _STA is present.  Note that we only look for object
-	 * handles -- cannot evaluate objects until we know the device is
-	 * present and properly initialized.
+	 * Note that we only look for object handles -- cannot evaluate objects
+	 * until we know the device is present and properly initialized.
 	 */
 	result = acpi_bus_get_flags(device);
 	if (result)
 		goto end;
 
 	/*
-	 * Status
-	 * ------
-	 * See if the device is present.  We always assume that non-Device
-	 * and non-Processor objects (e.g. thermal zones, power resources,
-	 * etc.) are present, functioning, etc. (at least when parent object
-	 * is present).  Note that _STA has a different meaning for some
-	 * objects (e.g. power resources) so we need to be careful how we use
-	 * it.
-	 */
-	switch (type) {
-	case ACPI_BUS_TYPE_PROCESSOR:
-	case ACPI_BUS_TYPE_DEVICE:
-		result = acpi_bus_get_status(device);
-		if (ACPI_FAILURE(result)) {
-			result = -ENODEV;
-			goto end;
-		}
-		/*
-		 * When the device is neither present nor functional, the
-		 * device should not be added to Linux ACPI device tree.
-		 * When the status of the device is not present but functinal,
-		 * it should be added to Linux ACPI tree. For example : bay
-		 * device , dock device.
-		 * In such conditions it is unncessary to check whether it is
-		 * bay device or dock device.
-		 */
-		if (!device->status.present && !device->status.functional) {
-			result = -ENODEV;
-			goto end;
-		}
-		break;
-	default:
-		STRUCT_TO_INT(device->status) =
-		    ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED |
-		    ACPI_STA_DEVICE_UI      | ACPI_STA_DEVICE_FUNCTIONING;
-		break;
-	}
-
-	/*
 	 * Initialize Device
 	 * -----------------
 	 * TBD: Synch with Core's enumeration/initialization process.
 	 */
-
-	/*
-	 * Hardware ID, Unique ID, & Bus Address
-	 * -------------------------------------
-	 */
-	acpi_device_set_id(device, parent, handle, type);
-
-	/*
-	 * The ACPI device is attached to acpi handle before getting
-	 * the power/wakeup/peformance flags. Otherwise OS can't get
-	 * the corresponding ACPI device by the acpi handle in the course
-	 * of getting the power/wakeup/performance flags.
-	 */
-	result = acpi_device_set_context(device, type);
-	if (result)
-		goto end;
+	acpi_device_set_id(device);
 
 	/*
 	 * Power Management
@@ -1304,8 +1211,10 @@ acpi_add_single_object(struct acpi_device **child,
 			goto end;
 	}
 
+	if ((result = acpi_device_set_context(device)))
+		goto end;
 
-	result = acpi_device_register(device, parent);
+	result = acpi_device_register(device);
 
 	/*
 	 * Bind _ADR-Based Devices when hot add
@@ -1316,130 +1225,117 @@ acpi_add_single_object(struct acpi_device **child,
 	}
 
 end:
-	if (!result)
+	if (!result) {
+		acpi_get_name(handle, ACPI_FULL_PATHNAME, &buffer);
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO,
+			"Adding %s [%s] parent %s\n", dev_name(&device->dev),
+			 (char *) buffer.pointer,
+			 device->parent ? dev_name(&device->parent->dev) :
+					  "(null)"));
+		kfree(buffer.pointer);
 		*child = device;
-	else {
-		kfree(device->pnp.cid_list);
-		kfree(device);
-	}
+	} else
+		acpi_device_release(&device->dev);
 
 	return result;
 }
 
-static int acpi_bus_scan(struct acpi_device *start, struct acpi_bus_ops *ops)
-{
-	acpi_status status = AE_OK;
-	struct acpi_device *parent = NULL;
-	struct acpi_device *child = NULL;
-	acpi_handle phandle = NULL;
-	acpi_handle chandle = NULL;
-	acpi_object_type type = 0;
-	u32 level = 1;
+#define ACPI_STA_DEFAULT (ACPI_STA_DEVICE_PRESENT | ACPI_STA_DEVICE_ENABLED | \
+			  ACPI_STA_DEVICE_UI      | ACPI_STA_DEVICE_FUNCTIONING)
 
+static int acpi_bus_type_and_status(acpi_handle handle, int *type,
+				    unsigned long long *sta)
+{
+	acpi_status status;
+	acpi_object_type acpi_type;
 
-	if (!start)
-		return -EINVAL;
-
-	parent = start;
-	phandle = start->handle;
+	status = acpi_get_type(handle, &acpi_type);
+	if (ACPI_FAILURE(status))
+		return -ENODEV;
 
-	/*
-	 * Parse through the ACPI namespace, identify all 'devices', and
-	 * create a new 'struct acpi_device' for each.
-	 */
-	while ((level > 0) && parent) {
+	switch (acpi_type) {
+	case ACPI_TYPE_ANY:		/* for ACPI_ROOT_OBJECT */
+	case ACPI_TYPE_DEVICE:
+		*type = ACPI_BUS_TYPE_DEVICE;
+		status = acpi_bus_get_status_handle(handle, sta);
+		if (ACPI_FAILURE(status))
+			return -ENODEV;
+		break;
+	case ACPI_TYPE_PROCESSOR:
+		*type = ACPI_BUS_TYPE_PROCESSOR;
+		status = acpi_bus_get_status_handle(handle, sta);
+		if (ACPI_FAILURE(status))
+			return -ENODEV;
+		break;
+	case ACPI_TYPE_THERMAL:
+		*type = ACPI_BUS_TYPE_THERMAL;
+		*sta = ACPI_STA_DEFAULT;
+		break;
+	case ACPI_TYPE_POWER:
+		*type = ACPI_BUS_TYPE_POWER;
+		*sta = ACPI_STA_DEFAULT;
+		break;
+	default:
+		return -ENODEV;
+	}
 
-		status = acpi_get_next_object(ACPI_TYPE_ANY, phandle,
-					      chandle, &chandle);
+	return 0;
+}
 
-		/*
-		 * If this scope is exhausted then move our way back up.
-		 */
-		if (ACPI_FAILURE(status)) {
-			level--;
-			chandle = phandle;
-			acpi_get_parent(phandle, &phandle);
-			if (parent->parent)
-				parent = parent->parent;
-			continue;
-		}
+static acpi_status acpi_bus_check_add(acpi_handle handle, u32 lvl,
+				      void *context, void **return_value)
+{
+	struct acpi_bus_ops *ops = context;
+	int type;
+	unsigned long long sta;
+	struct acpi_device *device;
+	acpi_status status;
+	int result;
 
-		status = acpi_get_type(chandle, &type);
-		if (ACPI_FAILURE(status))
-			continue;
+	result = acpi_bus_type_and_status(handle, &type, &sta);
+	if (result)
+		return AE_OK;
 
-		/*
-		 * If this is a scope object then parse it (depth-first).
-		 */
-		if (type == ACPI_TYPE_LOCAL_SCOPE) {
-			level++;
-			phandle = chandle;
-			chandle = NULL;
-			continue;
-		}
+	if (!(sta & ACPI_STA_DEVICE_PRESENT) &&
+	    !(sta & ACPI_STA_DEVICE_FUNCTIONING))
+		return AE_CTRL_DEPTH;
 
-		/*
-		 * We're only interested in objects that we consider 'devices'.
-		 */
-		switch (type) {
-		case ACPI_TYPE_DEVICE:
-			type = ACPI_BUS_TYPE_DEVICE;
-			break;
-		case ACPI_TYPE_PROCESSOR:
-			type = ACPI_BUS_TYPE_PROCESSOR;
-			break;
-		case ACPI_TYPE_THERMAL:
-			type = ACPI_BUS_TYPE_THERMAL;
-			break;
-		case ACPI_TYPE_POWER:
-			type = ACPI_BUS_TYPE_POWER;
-			break;
-		default:
-			continue;
-		}
+	/*
+	 * We may already have an acpi_device from a previous enumeration.  If
+	 * so, we needn't add it again, but we may still have to start it.
+	 */
+	device = NULL;
+	acpi_bus_get_device(handle, &device);
+	if (ops->acpi_op_add && !device)
+		acpi_add_single_object(&device, handle, type, sta, ops);
 
-		if (ops->acpi_op_add)
-			status = acpi_add_single_object(&child, parent,
-				chandle, type, ops);
-		else
-			status = acpi_bus_get_device(chandle, &child);
+	if (!device)
+		return AE_CTRL_DEPTH;
 
+	if (ops->acpi_op_start && !(ops->acpi_op_add)) {
+		status = acpi_start_single_object(device);
 		if (ACPI_FAILURE(status))
-			continue;
+			return AE_CTRL_DEPTH;
+	}
 
-		if (ops->acpi_op_start && !(ops->acpi_op_add)) {
-			status = acpi_start_single_object(child);
-			if (ACPI_FAILURE(status))
-				continue;
-		}
+	if (!*return_value)
+		*return_value = device;
+	return AE_OK;
+}
 
-		/*
-		 * If the device is present, enabled, and functioning then
-		 * parse its scope (depth-first).  Note that we need to
-		 * represent absent devices to facilitate PnP notifications
-		 * -- but only the subtree head (not all of its children,
-		 * which will be enumerated when the parent is inserted).
-		 *
-		 * TBD: Need notifications and other detection mechanisms
-		 *      in place before we can fully implement this.
-		 */
-		 /*
-		 * When the device is not present but functional, it is also
-		 * necessary to scan the children of this device.
-		 */
-		if (child->status.present || (!child->status.present &&
-					child->status.functional)) {
-			status = acpi_get_next_object(ACPI_TYPE_ANY, chandle,
-						      NULL, NULL);
-			if (ACPI_SUCCESS(status)) {
-				level++;
-				phandle = chandle;
-				chandle = NULL;
-				parent = child;
-			}
-		}
-	}
+static int acpi_bus_scan(acpi_handle handle, struct acpi_bus_ops *ops,
+			 struct acpi_device **child)
+{
+	acpi_status status;
+	void *device = NULL;
+
+	status = acpi_bus_check_add(handle, 0, ops, &device);
+	if (ACPI_SUCCESS(status))
+		acpi_walk_namespace(ACPI_TYPE_ANY, handle, ACPI_UINT32_MAX,
+				    acpi_bus_check_add, ops, &device);
 
+	if (child)
+		*child = device;
 	return 0;
 }
 
@@ -1447,36 +1343,25 @@ int
 acpi_bus_add(struct acpi_device **child,
 	     struct acpi_device *parent, acpi_handle handle, int type)
 {
-	int result;
 	struct acpi_bus_ops ops;
 
 	memset(&ops, 0, sizeof(ops));
 	ops.acpi_op_add = 1;
 
-	result = acpi_add_single_object(child, parent, handle, type, &ops);
-	if (!result)
-		result = acpi_bus_scan(*child, &ops);
-
-	return result;
+	acpi_bus_scan(handle, &ops, child);
+	return 0;
 }
 EXPORT_SYMBOL(acpi_bus_add);
 
 int acpi_bus_start(struct acpi_device *device)
 {
-	int result;
 	struct acpi_bus_ops ops;
 
+	memset(&ops, 0, sizeof(ops));
+	ops.acpi_op_start = 1;
 
-	if (!device)
-		return -EINVAL;
-
-	result = acpi_start_single_object(device);
-	if (!result) {
-		memset(&ops, 0, sizeof(ops));
-		ops.acpi_op_start = 1;
-		result = acpi_bus_scan(device, &ops);
-	}
-	return result;
+	acpi_bus_scan(device->handle, &ops, NULL);
+	return 0;
 }
 EXPORT_SYMBOL(acpi_bus_start);
 
@@ -1535,15 +1420,12 @@ int acpi_bus_trim(struct acpi_device *start, int rmdevice)
 }
 EXPORT_SYMBOL_GPL(acpi_bus_trim);
 
-static int acpi_bus_scan_fixed(struct acpi_device *root)
+static int acpi_bus_scan_fixed(void)
 {
 	int result = 0;
 	struct acpi_device *device = NULL;
 	struct acpi_bus_ops ops;
 
-	if (!root)
-		return -ENODEV;
-
 	memset(&ops, 0, sizeof(ops));
 	ops.acpi_op_add = 1;
 	ops.acpi_op_start = 1;
@@ -1552,16 +1434,16 @@ static int acpi_bus_scan_fixed(struct acpi_device *root)
 	 * Enumerate all fixed-feature devices.
 	 */
 	if ((acpi_gbl_FADT.flags & ACPI_FADT_POWER_BUTTON) == 0) {
-		result = acpi_add_single_object(&device, acpi_root,
-						NULL,
+		result = acpi_add_single_object(&device, NULL,
 						ACPI_BUS_TYPE_POWER_BUTTON,
+						ACPI_STA_DEFAULT,
 						&ops);
 	}
 
 	if ((acpi_gbl_FADT.flags & ACPI_FADT_SLEEP_BUTTON) == 0) {
-		result = acpi_add_single_object(&device, acpi_root,
-						NULL,
+		result = acpi_add_single_object(&device, NULL,
 						ACPI_BUS_TYPE_SLEEP_BUTTON,
+						ACPI_STA_DEFAULT,
 						&ops);
 	}
 
@@ -1584,24 +1466,15 @@ int __init acpi_scan_init(void)
 	}
 
 	/*
-	 * Create the root device in the bus's device tree
-	 */
-	result = acpi_add_single_object(&acpi_root, NULL, ACPI_ROOT_OBJECT,
-					ACPI_BUS_TYPE_SYSTEM, &ops);
-	if (result)
-		goto Done;
-
-	/*
 	 * Enumerate devices in the ACPI namespace.
 	 */
-	result = acpi_bus_scan_fixed(acpi_root);
+	result = acpi_bus_scan(ACPI_ROOT_OBJECT, &ops, &acpi_root);
 
 	if (!result)
-		result = acpi_bus_scan(acpi_root, &ops);
+		result = acpi_bus_scan_fixed();
 
 	if (result)
 		acpi_device_unregister(acpi_root, ACPI_BUS_REMOVAL_NORMAL);
 
-Done:
 	return result;
 }
diff --git a/drivers/acpi/sleep.c b/drivers/acpi/sleep.c
index feece693d773..5f2c379ab7bf 100644
--- a/drivers/acpi/sleep.c
+++ b/drivers/acpi/sleep.c
@@ -405,6 +405,46 @@ static struct dmi_system_id __initdata acpisleep_dmi_table[] = {
 		},
 	},
 	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Hewlett-Packard HP Pavilion dv3 Notebook PC",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv3 Notebook PC"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Hewlett-Packard Pavilion dv4",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv4"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Hewlett-Packard Pavilion dv7",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "HP Pavilion dv7"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Hewlett-Packard Compaq Presario C700 Notebook PC",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Compaq Presario C700 Notebook PC"),
+		},
+	},
+	{
+	.callback = init_set_sci_en_on_resume,
+	.ident = "Hewlett-Packard Compaq Presario CQ40 Notebook PC",
+	.matches = {
+		DMI_MATCH(DMI_SYS_VENDOR, "Hewlett-Packard"),
+		DMI_MATCH(DMI_PRODUCT_NAME, "Compaq Presario CQ40 Notebook PC"),
+		},
+	},
+	{
 	.callback = init_old_suspend_ordering,
 	.ident = "Panasonic CF51-2L",
 	.matches = {
diff --git a/drivers/acpi/system.c b/drivers/acpi/system.c
index 9c61ab2177cf..d11282975f35 100644
--- a/drivers/acpi/system.c
+++ b/drivers/acpi/system.c
@@ -31,6 +31,8 @@
 
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define _COMPONENT		ACPI_SYSTEM_COMPONENT
 ACPI_MODULE_NAME("system");
 
diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c
index 646d39c031ca..f336bca7c450 100644
--- a/drivers/acpi/tables.c
+++ b/drivers/acpi/tables.c
@@ -213,6 +213,9 @@ acpi_table_parse_entries(char *id,
 	unsigned long table_end;
 	acpi_size tbl_size;
 
+	if (acpi_disabled)
+		return -ENODEV;
+
 	if (!handler)
 		return -EINVAL;
 
@@ -277,6 +280,9 @@ int __init acpi_table_parse(char *id, acpi_table_handler handler)
 	struct acpi_table_header *table = NULL;
 	acpi_size tbl_size;
 
+	if (acpi_disabled)
+		return -ENODEV;
+
 	if (!handler)
 		return -EINVAL;
 
diff --git a/drivers/acpi/thermal.c b/drivers/acpi/thermal.c
index 564ea1424288..65f67815902a 100644
--- a/drivers/acpi/thermal.c
+++ b/drivers/acpi/thermal.c
@@ -47,6 +47,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_THERMAL_CLASS		"thermal_zone"
 #define ACPI_THERMAL_DEVICE_NAME	"Thermal Zone"
 #define ACPI_THERMAL_FILE_STATE		"state"
diff --git a/drivers/acpi/utils.c b/drivers/acpi/utils.c
index f844941089bb..811fec10462b 100644
--- a/drivers/acpi/utils.c
+++ b/drivers/acpi/utils.c
@@ -30,6 +30,8 @@
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#include "internal.h"
+
 #define _COMPONENT		ACPI_BUS_COMPONENT
 ACPI_MODULE_NAME("utils");
 
diff --git a/drivers/acpi/video.c b/drivers/acpi/video.c
index 60ea984c84a0..05dff631591c 100644
--- a/drivers/acpi/video.c
+++ b/drivers/acpi/video.c
@@ -40,10 +40,12 @@
 #include <linux/pci.h>
 #include <linux/pci_ids.h>
 #include <asm/uaccess.h>
-
+#include <linux/dmi.h>
 #include <acpi/acpi_bus.h>
 #include <acpi/acpi_drivers.h>
 
+#define PREFIX "ACPI: "
+
 #define ACPI_VIDEO_CLASS		"video"
 #define ACPI_VIDEO_BUS_NAME		"Video Bus"
 #define ACPI_VIDEO_DEVICE_NAME		"Video Device"
@@ -198,7 +200,7 @@ struct acpi_video_device {
 	struct acpi_device *dev;
 	struct acpi_video_device_brightness *brightness;
 	struct backlight_device *backlight;
-	struct thermal_cooling_device *cdev;
+	struct thermal_cooling_device *cooling_dev;
 	struct output_device *output_dev;
 };
 
@@ -283,7 +285,7 @@ static int acpi_video_device_brightness_open_fs(struct inode *inode,
 						struct file *file);
 static ssize_t acpi_video_device_write_brightness(struct file *file,
 	const char __user *buffer, size_t count, loff_t *data);
-static struct file_operations acpi_video_device_brightness_fops = {
+static const struct file_operations acpi_video_device_brightness_fops = {
 	.owner = THIS_MODULE,
 	.open = acpi_video_device_brightness_open_fs,
 	.read = seq_read,
@@ -387,20 +389,20 @@ static struct output_properties acpi_output_properties = {
 
 
 /* thermal cooling device callbacks */
-static int video_get_max_state(struct thermal_cooling_device *cdev, unsigned
+static int video_get_max_state(struct thermal_cooling_device *cooling_dev, unsigned
 			       long *state)
 {
-	struct acpi_device *device = cdev->devdata;
+	struct acpi_device *device = cooling_dev->devdata;
 	struct acpi_video_device *video = acpi_driver_data(device);
 
 	*state = video->brightness->count - 3;
 	return 0;
 }
 
-static int video_get_cur_state(struct thermal_cooling_device *cdev, unsigned
+static int video_get_cur_state(struct thermal_cooling_device *cooling_dev, unsigned
 			       long *state)
 {
-	struct acpi_device *device = cdev->devdata;
+	struct acpi_device *device = cooling_dev->devdata;
 	struct acpi_video_device *video = acpi_driver_data(device);
 	unsigned long long level;
 	int offset;
@@ -417,9 +419,9 @@ static int video_get_cur_state(struct thermal_cooling_device *cdev, unsigned
 }
 
 static int
-video_set_cur_state(struct thermal_cooling_device *cdev, unsigned long state)
+video_set_cur_state(struct thermal_cooling_device *cooling_dev, unsigned long state)
 {
-	struct acpi_device *device = cdev->devdata;
+	struct acpi_device *device = cooling_dev->devdata;
 	struct acpi_video_device *video = acpi_driver_data(device);
 	int level;
 
@@ -603,6 +605,7 @@ acpi_video_device_lcd_get_level_current(struct acpi_video_device *device,
 					unsigned long long *level)
 {
 	acpi_status status = AE_OK;
+	int i;
 
 	if (device->cap._BQC || device->cap._BCQ) {
 		char *buf = device->cap._BQC ? "_BQC" : "_BCQ";
@@ -618,8 +621,15 @@ acpi_video_device_lcd_get_level_current(struct acpi_video_device *device,
 
 			}
 			*level += bqc_offset_aml_bug_workaround;
-			device->brightness->curr = *level;
-			return 0;
+			for (i = 2; i < device->brightness->count; i++)
+				if (device->brightness->levels[i] == *level) {
+					device->brightness->curr = *level;
+					return 0;
+			}
+			/* BQC returned an invalid level. Stop using it.  */
+			ACPI_WARNING((AE_INFO, "%s returned an invalid level",
+						buf));
+			device->cap._BQC = device->cap._BCQ = 0;
 		} else {
 			/* Fixme:
 			 * should we return an error or ignore this failure?
@@ -870,7 +880,7 @@ acpi_video_init_brightness(struct acpi_video_device *device)
 	br->flags._BCM_use_index = br->flags._BCL_use_index;
 
 	/* _BQC uses INDEX while _BCL uses VALUE in some laptops */
-	br->curr = level_old = max_level;
+	br->curr = level = max_level;
 
 	if (!device->cap._BQC)
 		goto set_level;
@@ -892,15 +902,25 @@ acpi_video_init_brightness(struct acpi_video_device *device)
 
 	br->flags._BQC_use_index = (level == max_level ? 0 : 1);
 
-	if (!br->flags._BQC_use_index)
+	if (!br->flags._BQC_use_index) {
+		/*
+		 * Set the backlight to the initial state.
+		 * On some buggy laptops, _BQC returns an uninitialized value
+		 * when invoked for the first time, i.e. level_old is invalid.
+		 * set the backlight to max_level in this case
+		 */
+		for (i = 2; i < br->count; i++)
+			if (level_old == br->levels[i])
+				level = level_old;
 		goto set_level;
+	}
 
 	if (br->flags._BCL_reversed)
 		level_old = (br->count - 1) - level_old;
-	level_old = br->levels[level_old];
+	level = br->levels[level_old];
 
 set_level:
-	result = acpi_video_device_lcd_set_level(device, level_old);
+	result = acpi_video_device_lcd_set_level(device, level);
 	if (result)
 		goto out_free_levels;
 
@@ -934,9 +954,6 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
 {
 	acpi_handle h_dummy1;
 
-
-	memset(&device->cap, 0, sizeof(device->cap));
-
 	if (ACPI_SUCCESS(acpi_get_handle(device->dev->handle, "_ADR", &h_dummy1))) {
 		device->cap._ADR = 1;
 	}
@@ -990,19 +1007,29 @@ static void acpi_video_device_find_cap(struct acpi_video_device *device)
 		if (result)
 			printk(KERN_ERR PREFIX "Create sysfs link\n");
 
-		device->cdev = thermal_cooling_device_register("LCD",
+		device->cooling_dev = thermal_cooling_device_register("LCD",
 					device->dev, &video_cooling_ops);
-		if (IS_ERR(device->cdev))
+		if (IS_ERR(device->cooling_dev)) {
+			/*
+			 * Set cooling_dev to NULL so we don't crash trying to
+			 * free it.
+			 * Also, why the hell we are returning early and
+			 * not attempt to register video output if cooling
+			 * device registration failed?
+			 * -- dtor
+			 */
+			device->cooling_dev = NULL;
 			return;
+		}
 
 		dev_info(&device->dev->dev, "registered as cooling_device%d\n",
-			 device->cdev->id);
+			 device->cooling_dev->id);
 		result = sysfs_create_link(&device->dev->dev.kobj,
-				&device->cdev->device.kobj,
+				&device->cooling_dev->device.kobj,
 				"thermal_cooling");
 		if (result)
 			printk(KERN_ERR PREFIX "Create sysfs link\n");
-		result = sysfs_create_link(&device->cdev->device.kobj,
+		result = sysfs_create_link(&device->cooling_dev->device.kobj,
 				&device->dev->dev.kobj, "device");
 		if (result)
 			printk(KERN_ERR PREFIX "Create sysfs link\n");
@@ -1039,7 +1066,6 @@ static void acpi_video_bus_find_cap(struct acpi_video_bus *video)
 {
 	acpi_handle h_dummy1;
 
-	memset(&video->cap, 0, sizeof(video->cap));
 	if (ACPI_SUCCESS(acpi_get_handle(video->device->handle, "_DOS", &h_dummy1))) {
 		video->cap._DOS = 1;
 	}
@@ -1083,7 +1109,12 @@ static int acpi_video_bus_check(struct acpi_video_bus *video)
 	 */
 
 	/* Does this device support video switching? */
-	if (video->cap._DOS) {
+	if (video->cap._DOS || video->cap._DOD) {
+		if (!video->cap._DOS) {
+			printk(KERN_WARNING FW_BUG
+				"ACPI(%s) defines _DOD but not _DOS\n",
+				acpi_device_bid(video->device));
+		}
 		video->flags.multihead = 1;
 		status = 0;
 	}
@@ -1192,7 +1223,7 @@ acpi_video_device_write_state(struct file *file,
 	u32 state = 0;
 
 
-	if (!dev || count + 1 > sizeof str)
+	if (!dev || count >= sizeof(str))
 		return -EINVAL;
 
 	if (copy_from_user(str, buffer, count))
@@ -1249,7 +1280,7 @@ acpi_video_device_write_brightness(struct file *file,
 	int i;
 
 
-	if (!dev || !dev->brightness || count + 1 > sizeof str)
+	if (!dev || !dev->brightness || count >= sizeof(str))
 		return -EINVAL;
 
 	if (copy_from_user(str, buffer, count))
@@ -1531,7 +1562,7 @@ acpi_video_bus_write_POST(struct file *file,
 	unsigned long long opt, options;
 
 
-	if (!video || count + 1 > sizeof str)
+	if (!video || count >= sizeof(str))
 		return -EINVAL;
 
 	status = acpi_video_bus_POST_options(video, &options);
@@ -1571,7 +1602,7 @@ acpi_video_bus_write_DOS(struct file *file,
 	unsigned long opt;
 
 
-	if (!video || count + 1 > sizeof str)
+	if (!video || count >= sizeof(str))
 		return -EINVAL;
 
 	if (copy_from_user(str, buffer, count))
@@ -1960,6 +1991,10 @@ acpi_video_switch_brightness(struct acpi_video_device *device, int event)
 
 	result = acpi_video_device_lcd_set_level(device, level_next);
 
+	if (!result)
+		backlight_force_update(device->backlight,
+				       BACKLIGHT_UPDATE_HOTKEY);
+
 out:
 	if (result)
 		printk(KERN_ERR PREFIX "Failed to switch the brightness\n");
@@ -2009,13 +2044,13 @@ static int acpi_video_bus_put_one_device(struct acpi_video_device *device)
 		backlight_device_unregister(device->backlight);
 		device->backlight = NULL;
 	}
-	if (device->cdev) {
+	if (device->cooling_dev) {
 		sysfs_remove_link(&device->dev->dev.kobj,
 				  "thermal_cooling");
-		sysfs_remove_link(&device->cdev->device.kobj,
+		sysfs_remove_link(&device->cooling_dev->device.kobj,
 				  "device");
-		thermal_cooling_device_unregister(device->cdev);
-		device->cdev = NULL;
+		thermal_cooling_device_unregister(device->cooling_dev);
+		device->cooling_dev = NULL;
 	}
 	video_output_unregister(device->output_dev);
 
diff --git a/drivers/acpi/video_detect.c b/drivers/acpi/video_detect.c
index 7cd2b63435ea..575593a8b4e6 100644
--- a/drivers/acpi/video_detect.c
+++ b/drivers/acpi/video_detect.c
@@ -38,6 +38,8 @@
 #include <linux/dmi.h>
 #include <linux/pci.h>
 
+#define PREFIX "ACPI: "
+
 ACPI_MODULE_NAME("video");
 #define _COMPONENT		ACPI_VIDEO_COMPONENT
 
@@ -82,7 +84,7 @@ long acpi_is_video_device(struct acpi_device *device)
 		return 0;
 
 	/* Does this device able to support video switching ? */
-	if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) &&
+	if (ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOD", &h_dummy)) ||
 	    ACPI_SUCCESS(acpi_get_handle(device->handle, "_DOS", &h_dummy)))
 		video_caps |= ACPI_VIDEO_OUTPUT_SWITCHING;
 
diff --git a/drivers/ata/ahci.c b/drivers/ata/ahci.c
index acd1162712b1..a3241a1a710b 100644
--- a/drivers/ata/ahci.c
+++ b/drivers/ata/ahci.c
@@ -122,6 +122,7 @@ enum {
 	HOST_VERSION		= 0x10, /* AHCI spec. version compliancy */
 	HOST_EM_LOC		= 0x1c, /* Enclosure Management location */
 	HOST_EM_CTL		= 0x20, /* Enclosure Management Control */
+	HOST_CAP2		= 0x24, /* host capabilities, extended */
 
 	/* HOST_CTL bits */
 	HOST_RESET		= (1 << 0),  /* reset controller; self-clear */
@@ -129,16 +130,29 @@ enum {
 	HOST_AHCI_EN		= (1 << 31), /* AHCI enabled */
 
 	/* HOST_CAP bits */
+	HOST_CAP_SXS		= (1 << 5),  /* Supports External SATA */
 	HOST_CAP_EMS		= (1 << 6),  /* Enclosure Management support */
-	HOST_CAP_SSC		= (1 << 14), /* Slumber capable */
+	HOST_CAP_CCC		= (1 << 7),  /* Command Completion Coalescing */
+	HOST_CAP_PART		= (1 << 13), /* Partial state capable */
+	HOST_CAP_SSC		= (1 << 14), /* Slumber state capable */
+	HOST_CAP_PIO_MULTI	= (1 << 15), /* PIO multiple DRQ support */
+	HOST_CAP_FBS		= (1 << 16), /* FIS-based switching support */
 	HOST_CAP_PMP		= (1 << 17), /* Port Multiplier support */
+	HOST_CAP_ONLY		= (1 << 18), /* Supports AHCI mode only */
 	HOST_CAP_CLO		= (1 << 24), /* Command List Override support */
+	HOST_CAP_LED		= (1 << 25), /* Supports activity LED */
 	HOST_CAP_ALPM		= (1 << 26), /* Aggressive Link PM support */
 	HOST_CAP_SSS		= (1 << 27), /* Staggered Spin-up */
+	HOST_CAP_MPS		= (1 << 28), /* Mechanical presence switch */
 	HOST_CAP_SNTF		= (1 << 29), /* SNotification register */
 	HOST_CAP_NCQ		= (1 << 30), /* Native Command Queueing */
 	HOST_CAP_64		= (1 << 31), /* PCI DAC (64-bit DMA) support */
 
+	/* HOST_CAP2 bits */
+	HOST_CAP2_BOH		= (1 << 0),  /* BIOS/OS handoff supported */
+	HOST_CAP2_NVMHCI	= (1 << 1),  /* NVMHCI supported */
+	HOST_CAP2_APST		= (1 << 2),  /* Automatic partial to slumber */
+
 	/* registers for each SATA port */
 	PORT_LST_ADDR		= 0x00, /* command list DMA addr */
 	PORT_LST_ADDR_HI	= 0x04, /* command list DMA addr hi */
@@ -267,8 +281,10 @@ struct ahci_em_priv {
 struct ahci_host_priv {
 	unsigned int		flags;		/* AHCI_HFLAG_* */
 	u32			cap;		/* cap to use */
+	u32			cap2;		/* cap2 to use */
 	u32			port_map;	/* port map to use */
 	u32			saved_cap;	/* saved initial cap */
+	u32			saved_cap2;	/* saved initial cap2 */
 	u32			saved_port_map;	/* saved initial port_map */
 	u32 			em_loc; /* enclosure management location */
 };
@@ -331,12 +347,15 @@ static void ahci_init_sw_activity(struct ata_link *link);
 
 static ssize_t ahci_show_host_caps(struct device *dev,
 				   struct device_attribute *attr, char *buf);
+static ssize_t ahci_show_host_cap2(struct device *dev,
+				   struct device_attribute *attr, char *buf);
 static ssize_t ahci_show_host_version(struct device *dev,
 				      struct device_attribute *attr, char *buf);
 static ssize_t ahci_show_port_cmd(struct device *dev,
 				  struct device_attribute *attr, char *buf);
 
 DEVICE_ATTR(ahci_host_caps, S_IRUGO, ahci_show_host_caps, NULL);
+DEVICE_ATTR(ahci_host_cap2, S_IRUGO, ahci_show_host_cap2, NULL);
 DEVICE_ATTR(ahci_host_version, S_IRUGO, ahci_show_host_version, NULL);
 DEVICE_ATTR(ahci_port_cmd, S_IRUGO, ahci_show_port_cmd, NULL);
 
@@ -345,6 +364,7 @@ static struct device_attribute *ahci_shost_attrs[] = {
 	&dev_attr_em_message_type,
 	&dev_attr_em_message,
 	&dev_attr_ahci_host_caps,
+	&dev_attr_ahci_host_cap2,
 	&dev_attr_ahci_host_version,
 	&dev_attr_ahci_port_cmd,
 	NULL
@@ -447,7 +467,8 @@ static const struct ata_port_info ahci_port_info[] = {
 	[board_ahci_sb600] =
 	{
 		AHCI_HFLAGS	(AHCI_HFLAG_IGN_SERR_INTERNAL |
-				 AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255),
+				 AHCI_HFLAG_NO_MSI | AHCI_HFLAG_SECT255 |
+				 AHCI_HFLAG_32BIT_ONLY),
 		.flags		= AHCI_FLAG_COMMON,
 		.pio_mask	= ATA_PIO4,
 		.udma_mask	= ATA_UDMA6,
@@ -554,7 +575,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 	{ PCI_VDEVICE(ATI, 0x4395), board_ahci_sb700 }, /* ATI SB700/800 */
 
 	/* AMD */
-	{ PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD SB900 */
+	{ PCI_VDEVICE(AMD, 0x7800), board_ahci }, /* AMD Hudson-2 */
 	/* AMD is using RAID class only for ahci controllers */
 	{ PCI_VENDOR_ID_AMD, PCI_ANY_ID, PCI_ANY_ID, PCI_ANY_ID,
 	  PCI_CLASS_STORAGE_RAID << 8, 0xffffff, board_ahci },
@@ -584,6 +605,7 @@ static const struct pci_device_id ahci_pci_tbl[] = {
 	{ PCI_VDEVICE(NVIDIA, 0x0559), board_ahci_yesncq },	/* MCP67 */
 	{ PCI_VDEVICE(NVIDIA, 0x055a), board_ahci_yesncq },	/* MCP67 */
 	{ PCI_VDEVICE(NVIDIA, 0x055b), board_ahci_yesncq },	/* MCP67 */
+	{ PCI_VDEVICE(NVIDIA, 0x0580), board_ahci_yesncq },	/* Linux ID */
 	{ PCI_VDEVICE(NVIDIA, 0x07f0), board_ahci_yesncq },	/* MCP73 */
 	{ PCI_VDEVICE(NVIDIA, 0x07f1), board_ahci_yesncq },	/* MCP73 */
 	{ PCI_VDEVICE(NVIDIA, 0x07f2), board_ahci_yesncq },	/* MCP73 */
@@ -732,6 +754,16 @@ static ssize_t ahci_show_host_caps(struct device *dev,
 	return sprintf(buf, "%x\n", hpriv->cap);
 }
 
+static ssize_t ahci_show_host_cap2(struct device *dev,
+				   struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct ata_port *ap = ata_shost_to_port(shost);
+	struct ahci_host_priv *hpriv = ap->host->private_data;
+
+	return sprintf(buf, "%x\n", hpriv->cap2);
+}
+
 static ssize_t ahci_show_host_version(struct device *dev,
 				   struct device_attribute *attr, char *buf)
 {
@@ -771,7 +803,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
 				     struct ahci_host_priv *hpriv)
 {
 	void __iomem *mmio = pcim_iomap_table(pdev)[AHCI_PCI_BAR];
-	u32 cap, port_map;
+	u32 cap, cap2, vers, port_map;
 	int i;
 	int mv;
 
@@ -784,6 +816,14 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
 	hpriv->saved_cap = cap = readl(mmio + HOST_CAP);
 	hpriv->saved_port_map = port_map = readl(mmio + HOST_PORTS_IMPL);
 
+	/* CAP2 register is only defined for AHCI 1.2 and later */
+	vers = readl(mmio + HOST_VERSION);
+	if ((vers >> 16) > 1 ||
+	   ((vers >> 16) == 1 && (vers & 0xFFFF) >= 0x200))
+		hpriv->saved_cap2 = cap2 = readl(mmio + HOST_CAP2);
+	else
+		hpriv->saved_cap2 = cap2 = 0;
+
 	/* some chips have errata preventing 64bit use */
 	if ((cap & HOST_CAP_64) && (hpriv->flags & AHCI_HFLAG_32BIT_ONLY)) {
 		dev_printk(KERN_INFO, &pdev->dev,
@@ -869,6 +909,7 @@ static void ahci_save_initial_config(struct pci_dev *pdev,
 
 	/* record values to use during operation */
 	hpriv->cap = cap;
+	hpriv->cap2 = cap2;
 	hpriv->port_map = port_map;
 }
 
@@ -887,6 +928,8 @@ static void ahci_restore_initial_config(struct ata_host *host)
 	void __iomem *mmio = host->iomap[AHCI_PCI_BAR];
 
 	writel(hpriv->saved_cap, mmio + HOST_CAP);
+	if (hpriv->saved_cap2)
+		writel(hpriv->saved_cap2, mmio + HOST_CAP2);
 	writel(hpriv->saved_port_map, mmio + HOST_PORTS_IMPL);
 	(void) readl(mmio + HOST_PORTS_IMPL);	/* flush */
 }
@@ -2534,13 +2577,14 @@ static void ahci_print_info(struct ata_host *host)
 	struct ahci_host_priv *hpriv = host->private_data;
 	struct pci_dev *pdev = to_pci_dev(host->dev);
 	void __iomem *mmio = host->iomap[AHCI_PCI_BAR];
-	u32 vers, cap, impl, speed;
+	u32 vers, cap, cap2, impl, speed;
 	const char *speed_s;
 	u16 cc;
 	const char *scc_s;
 
 	vers = readl(mmio + HOST_VERSION);
 	cap = hpriv->cap;
+	cap2 = hpriv->cap2;
 	impl = hpriv->port_map;
 
 	speed = (cap >> 20) & 0xf;
@@ -2583,25 +2627,29 @@ static void ahci_print_info(struct ata_host *host)
 		"flags: "
 		"%s%s%s%s%s%s%s"
 		"%s%s%s%s%s%s%s"
-		"%s\n"
+		"%s%s%s%s%s%s\n"
 		,
 
-		cap & (1 << 31) ? "64bit " : "",
-		cap & (1 << 30) ? "ncq " : "",
-		cap & (1 << 29) ? "sntf " : "",
-		cap & (1 << 28) ? "ilck " : "",
-		cap & (1 << 27) ? "stag " : "",
-		cap & (1 << 26) ? "pm " : "",
-		cap & (1 << 25) ? "led " : "",
-
-		cap & (1 << 24) ? "clo " : "",
-		cap & (1 << 19) ? "nz " : "",
-		cap & (1 << 18) ? "only " : "",
-		cap & (1 << 17) ? "pmp " : "",
-		cap & (1 << 15) ? "pio " : "",
-		cap & (1 << 14) ? "slum " : "",
-		cap & (1 << 13) ? "part " : "",
-		cap & (1 << 6) ? "ems ": ""
+		cap & HOST_CAP_64 ? "64bit " : "",
+		cap & HOST_CAP_NCQ ? "ncq " : "",
+		cap & HOST_CAP_SNTF ? "sntf " : "",
+		cap & HOST_CAP_MPS ? "ilck " : "",
+		cap & HOST_CAP_SSS ? "stag " : "",
+		cap & HOST_CAP_ALPM ? "pm " : "",
+		cap & HOST_CAP_LED ? "led " : "",
+		cap & HOST_CAP_CLO ? "clo " : "",
+		cap & HOST_CAP_ONLY ? "only " : "",
+		cap & HOST_CAP_PMP ? "pmp " : "",
+		cap & HOST_CAP_FBS ? "fbs " : "",
+		cap & HOST_CAP_PIO_MULTI ? "pio " : "",
+		cap & HOST_CAP_SSC ? "slum " : "",
+		cap & HOST_CAP_PART ? "part " : "",
+		cap & HOST_CAP_CCC ? "ccc " : "",
+		cap & HOST_CAP_EMS ? "ems " : "",
+		cap & HOST_CAP_SXS ? "sxs " : "",
+		cap2 & HOST_CAP2_APST ? "apst " : "",
+		cap2 & HOST_CAP2_NVMHCI ? "nvmp " : "",
+		cap2 & HOST_CAP2_BOH ? "boh " : ""
 		);
 }
 
@@ -2650,17 +2698,15 @@ static void ahci_p5wdh_workaround(struct ata_host *host)
 	}
 }
 
-/*
- * SB600 ahci controller on certain boards can't do 64bit DMA with
- * older BIOS.
- */
-static bool ahci_sb600_32bit_only(struct pci_dev *pdev)
+/* only some SB600 ahci controllers can do 64bit DMA */
+static bool ahci_sb600_enable_64bit(struct pci_dev *pdev)
 {
 	static const struct dmi_system_id sysids[] = {
 		/*
 		 * The oldest version known to be broken is 0901 and
 		 * working is 1501 which was released on 2007-10-26.
-		 * Force 32bit DMA on anything older than 1501.
+		 * Enable 64bit DMA on 1501 and anything newer.
+		 *
 		 * Please read bko#9412 for more info.
 		 */
 		{
@@ -2673,46 +2719,57 @@ static bool ahci_sb600_32bit_only(struct pci_dev *pdev)
 			.driver_data = "20071026",	/* yyyymmdd */
 		},
 		/*
-		 * It's yet unknown whether more recent BIOS fixes the
-		 * problem.  Blacklist the whole board for the time
-		 * being.  Please read the following thread for more
-		 * info.
+		 * All BIOS versions for the MSI K9A2 Platinum (MS-7376)
+		 * support 64bit DMA.
 		 *
-		 * http://thread.gmane.org/gmane.linux.ide/42326
+		 * BIOS versions earlier than 1.5 had the Manufacturer DMI
+		 * fields as "MICRO-STAR INTERANTIONAL CO.,LTD".
+		 * This spelling mistake was fixed in BIOS version 1.5, so
+		 * 1.5 and later have the Manufacturer as
+		 * "MICRO-STAR INTERNATIONAL CO.,LTD".
+		 * So try to match on DMI_BOARD_VENDOR of "MICRO-STAR INTER".
+		 *
+		 * BIOS versions earlier than 1.9 had a Board Product Name
+		 * DMI field of "MS-7376". This was changed to be
+		 * "K9A2 Platinum (MS-7376)" in version 1.9, but we can still
+		 * match on DMI_BOARD_NAME of "MS-7376".
 		 */
 		{
-			.ident = "Gigabyte GA-MA69VM-S2",
+			.ident = "MSI K9A2 Platinum",
 			.matches = {
 				DMI_MATCH(DMI_BOARD_VENDOR,
-					  "Gigabyte Technology Co., Ltd."),
-				DMI_MATCH(DMI_BOARD_NAME, "GA-MA69VM-S2"),
+					  "MICRO-STAR INTER"),
+				DMI_MATCH(DMI_BOARD_NAME, "MS-7376"),
 			},
 		},
 		{ }
 	};
 	const struct dmi_system_id *match;
+	int year, month, date;
+	char buf[9];
 
 	match = dmi_first_match(sysids);
 	if (pdev->bus->number != 0 || pdev->devfn != PCI_DEVFN(0x12, 0) ||
 	    !match)
 		return false;
 
-	if (match->driver_data) {
-		int year, month, date;
-		char buf[9];
-
-		dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
-		snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
+	if (!match->driver_data)
+		goto enable_64bit;
 
-		if (strcmp(buf, match->driver_data) >= 0)
-			return false;
+	dmi_get_date(DMI_BIOS_DATE, &year, &month, &date);
+	snprintf(buf, sizeof(buf), "%04d%02d%02d", year, month, date);
 
+	if (strcmp(buf, match->driver_data) >= 0)
+		goto enable_64bit;
+	else {
 		dev_printk(KERN_WARNING, &pdev->dev, "%s: BIOS too old, "
 			   "forcing 32bit DMA, update BIOS\n", match->ident);
-	} else
-		dev_printk(KERN_WARNING, &pdev->dev, "%s: this board can't "
-			   "do 64bit DMA, forcing 32bit\n", match->ident);
+		return false;
+	}
 
+enable_64bit:
+	dev_printk(KERN_WARNING, &pdev->dev, "%s: enabling 64bit DMA\n",
+		   match->ident);
 	return true;
 }
 
@@ -2858,6 +2915,55 @@ static bool ahci_broken_online(struct pci_dev *pdev)
 	return pdev->bus->number == (val >> 8) && pdev->devfn == (val & 0xff);
 }
 
+#ifdef CONFIG_ATA_ACPI
+static void ahci_gtf_filter_workaround(struct ata_host *host)
+{
+	static const struct dmi_system_id sysids[] = {
+		/*
+		 * Aspire 3810T issues a bunch of SATA enable commands
+		 * via _GTF including an invalid one and one which is
+		 * rejected by the device.  Among the successful ones
+		 * is FPDMA non-zero offset enable which when enabled
+		 * only on the drive side leads to NCQ command
+		 * failures.  Filter it out.
+		 */
+		{
+			.ident = "Aspire 3810T",
+			.matches = {
+				DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+				DMI_MATCH(DMI_PRODUCT_NAME, "Aspire 3810T"),
+			},
+			.driver_data = (void *)ATA_ACPI_FILTER_FPDMA_OFFSET,
+		},
+		{ }
+	};
+	const struct dmi_system_id *dmi = dmi_first_match(sysids);
+	unsigned int filter;
+	int i;
+
+	if (!dmi)
+		return;
+
+	filter = (unsigned long)dmi->driver_data;
+	dev_printk(KERN_INFO, host->dev,
+		   "applying extra ACPI _GTF filter 0x%x for %s\n",
+		   filter, dmi->ident);
+
+	for (i = 0; i < host->n_ports; i++) {
+		struct ata_port *ap = host->ports[i];
+		struct ata_link *link;
+		struct ata_device *dev;
+
+		ata_for_each_link(link, ap, EDGE)
+			ata_for_each_dev(dev, link, ALL)
+				dev->gtf_filter |= filter;
+	}
+}
+#else
+static inline void ahci_gtf_filter_workaround(struct ata_host *host)
+{}
+#endif
+
 static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
 	static int printed_version;
@@ -2926,9 +3032,9 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	if (board_id == board_ahci_sb700 && pdev->revision >= 0x40)
 		hpriv->flags &= ~AHCI_HFLAG_IGN_SERR_INTERNAL;
 
-	/* apply sb600 32bit only quirk */
-	if (ahci_sb600_32bit_only(pdev))
-		hpriv->flags |= AHCI_HFLAG_32BIT_ONLY;
+	/* only some SB600s can do 64bit DMA */
+	if (ahci_sb600_enable_64bit(pdev))
+		hpriv->flags &= ~AHCI_HFLAG_32BIT_ONLY;
 
 	if ((hpriv->flags & AHCI_HFLAG_NO_MSI) || pci_enable_msi(pdev))
 		pci_intx(pdev, 1);
@@ -3023,6 +3129,9 @@ static int ahci_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	/* apply workaround for ASUS P5W DH Deluxe mainboard */
 	ahci_p5wdh_workaround(host);
 
+	/* apply gtf filter quirk */
+	ahci_gtf_filter_workaround(host);
+
 	/* initialize adapter */
 	rc = ahci_configure_dma_masks(pdev, hpriv->cap & HOST_CAP_64);
 	if (rc)
diff --git a/drivers/ata/libata-acpi.c b/drivers/ata/libata-acpi.c
index 01964b6e6f6b..b0882cddfd4c 100644
--- a/drivers/ata/libata-acpi.c
+++ b/drivers/ata/libata-acpi.c
@@ -20,19 +20,9 @@
 
 #include <acpi/acpi_bus.h>
 
-enum {
-	ATA_ACPI_FILTER_SETXFER	= 1 << 0,
-	ATA_ACPI_FILTER_LOCK	= 1 << 1,
-	ATA_ACPI_FILTER_DIPM	= 1 << 2,
-
-	ATA_ACPI_FILTER_DEFAULT	= ATA_ACPI_FILTER_SETXFER |
-				  ATA_ACPI_FILTER_LOCK |
-				  ATA_ACPI_FILTER_DIPM,
-};
-
-static unsigned int ata_acpi_gtf_filter = ATA_ACPI_FILTER_DEFAULT;
+unsigned int ata_acpi_gtf_filter = ATA_ACPI_FILTER_DEFAULT;
 module_param_named(acpi_gtf_filter, ata_acpi_gtf_filter, int, 0644);
-MODULE_PARM_DESC(acpi_gtf_filter, "filter mask for ACPI _GTF commands, set to filter out (0x1=set xfermode, 0x2=lock/freeze lock, 0x4=DIPM)");
+MODULE_PARM_DESC(acpi_gtf_filter, "filter mask for ACPI _GTF commands, set to filter out (0x1=set xfermode, 0x2=lock/freeze lock, 0x4=DIPM, 0x8=FPDMA non-zero offset, 0x10=FPDMA DMA Setup FIS auto-activate)");
 
 #define NO_PORT_MULT		0xffff
 #define SATA_ADR(root, pmp)	(((root) << 16) | (pmp))
@@ -613,10 +603,11 @@ static void ata_acpi_gtf_to_tf(struct ata_device *dev,
 	tf->command = gtf->tf[6];	/* 0x1f7 */
 }
 
-static int ata_acpi_filter_tf(const struct ata_taskfile *tf,
+static int ata_acpi_filter_tf(struct ata_device *dev,
+			      const struct ata_taskfile *tf,
 			      const struct ata_taskfile *ptf)
 {
-	if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_SETXFER) {
+	if (dev->gtf_filter & ATA_ACPI_FILTER_SETXFER) {
 		/* libata doesn't use ACPI to configure transfer mode.
 		 * It will only confuse device configuration.  Skip.
 		 */
@@ -625,7 +616,7 @@ static int ata_acpi_filter_tf(const struct ata_taskfile *tf,
 			return 1;
 	}
 
-	if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_LOCK) {
+	if (dev->gtf_filter & ATA_ACPI_FILTER_LOCK) {
 		/* BIOS writers, sorry but we don't wanna lock
 		 * features unless the user explicitly said so.
 		 */
@@ -647,12 +638,23 @@ static int ata_acpi_filter_tf(const struct ata_taskfile *tf,
 			return 1;
 	}
 
-	if (ata_acpi_gtf_filter & ATA_ACPI_FILTER_DIPM) {
+	if (tf->command == ATA_CMD_SET_FEATURES &&
+	    tf->feature == SETFEATURES_SATA_ENABLE) {
 		/* inhibit enabling DIPM */
-		if (tf->command == ATA_CMD_SET_FEATURES &&
-		    tf->feature == SETFEATURES_SATA_ENABLE &&
+		if (dev->gtf_filter & ATA_ACPI_FILTER_DIPM &&
 		    tf->nsect == SATA_DIPM)
 			return 1;
+
+		/* inhibit FPDMA non-zero offset */
+		if (dev->gtf_filter & ATA_ACPI_FILTER_FPDMA_OFFSET &&
+		    (tf->nsect == SATA_FPDMA_OFFSET ||
+		     tf->nsect == SATA_FPDMA_IN_ORDER))
+			return 1;
+
+		/* inhibit FPDMA auto activation */
+		if (dev->gtf_filter & ATA_ACPI_FILTER_FPDMA_AA &&
+		    tf->nsect == SATA_FPDMA_AA)
+			return 1;
 	}
 
 	return 0;
@@ -704,7 +706,7 @@ static int ata_acpi_run_tf(struct ata_device *dev,
 		pptf = &ptf;
 	}
 
-	if (!ata_acpi_filter_tf(&tf, pptf)) {
+	if (!ata_acpi_filter_tf(dev, &tf, pptf)) {
 		rtf = tf;
 		err_mask = ata_exec_internal(dev, &rtf, NULL,
 					     DMA_NONE, NULL, 0, 0);
diff --git a/drivers/ata/libata-core.c b/drivers/ata/libata-core.c
index 0ddaf43d68c6..dc72690ed5db 100644
--- a/drivers/ata/libata-core.c
+++ b/drivers/ata/libata-core.c
@@ -4919,10 +4919,11 @@ struct ata_queued_cmd *ata_qc_new_init(struct ata_device *dev)
  */
 void ata_qc_free(struct ata_queued_cmd *qc)
 {
-	struct ata_port *ap = qc->ap;
+	struct ata_port *ap;
 	unsigned int tag;
 
 	WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */
+	ap = qc->ap;
 
 	qc->flags = 0;
 	tag = qc->tag;
@@ -4934,11 +4935,13 @@ void ata_qc_free(struct ata_queued_cmd *qc)
 
 void __ata_qc_complete(struct ata_queued_cmd *qc)
 {
-	struct ata_port *ap = qc->ap;
-	struct ata_link *link = qc->dev->link;
+	struct ata_port *ap;
+	struct ata_link *link;
 
 	WARN_ON_ONCE(qc == NULL); /* ata_qc_from_tag _might_ return NULL */
 	WARN_ON_ONCE(!(qc->flags & ATA_QCFLAG_ACTIVE));
+	ap = qc->ap;
+	link = qc->dev->link;
 
 	if (likely(qc->flags & ATA_QCFLAG_DMAMAP))
 		ata_sg_clean(qc);
@@ -5028,12 +5031,14 @@ void ata_qc_complete(struct ata_queued_cmd *qc)
 			qc->flags |= ATA_QCFLAG_FAILED;
 
 		if (unlikely(qc->flags & ATA_QCFLAG_FAILED)) {
-			if (!ata_tag_internal(qc->tag)) {
-				/* always fill result TF for failed qc */
-				fill_result_tf(qc);
+			/* always fill result TF for failed qc */
+			fill_result_tf(qc);
+
+			if (!ata_tag_internal(qc->tag))
 				ata_qc_schedule_eh(qc);
-				return;
-			}
+			else
+				__ata_qc_complete(qc);
+			return;
 		}
 
 		WARN_ON_ONCE(ap->pflags & ATA_PFLAG_FROZEN);
@@ -5591,6 +5596,9 @@ void ata_link_init(struct ata_port *ap, struct ata_link *link, int pmp)
 
 		dev->link = link;
 		dev->devno = dev - link->device;
+#ifdef CONFIG_ATA_ACPI
+		dev->gtf_filter = ata_acpi_gtf_filter;
+#endif
 		ata_dev_init(dev);
 	}
 }
diff --git a/drivers/ata/libata-eh.c b/drivers/ata/libata-eh.c
index a04488f0de88..bba2ae5df1c2 100644
--- a/drivers/ata/libata-eh.c
+++ b/drivers/ata/libata-eh.c
@@ -2667,14 +2667,14 @@ int ata_eh_reset(struct ata_link *link, int classify,
 		dev->pio_mode = XFER_PIO_0;
 		dev->flags &= ~ATA_DFLAG_SLEEPING;
 
-		if (!ata_phys_link_offline(ata_dev_phys_link(dev))) {
-			/* apply class override */
-			if (lflags & ATA_LFLAG_ASSUME_ATA)
-				classes[dev->devno] = ATA_DEV_ATA;
-			else if (lflags & ATA_LFLAG_ASSUME_SEMB)
-				classes[dev->devno] = ATA_DEV_SEMB_UNSUP;
-		} else
-			classes[dev->devno] = ATA_DEV_NONE;
+		if (ata_phys_link_offline(ata_dev_phys_link(dev)))
+			continue;
+
+		/* apply class override */
+		if (lflags & ATA_LFLAG_ASSUME_ATA)
+			classes[dev->devno] = ATA_DEV_ATA;
+		else if (lflags & ATA_LFLAG_ASSUME_SEMB)
+			classes[dev->devno] = ATA_DEV_SEMB_UNSUP;
 	}
 
 	/* record current link speed */
@@ -2713,34 +2713,48 @@ int ata_eh_reset(struct ata_link *link, int classify,
 	ap->pflags &= ~ATA_PFLAG_EH_PENDING;
 	spin_unlock_irqrestore(link->ap->lock, flags);
 
-	/* Make sure onlineness and classification result correspond.
+	/*
+	 * Make sure onlineness and classification result correspond.
 	 * Hotplug could have happened during reset and some
 	 * controllers fail to wait while a drive is spinning up after
 	 * being hotplugged causing misdetection.  By cross checking
-	 * link onlineness and classification result, those conditions
-	 * can be reliably detected and retried.
+	 * link on/offlineness and classification result, those
+	 * conditions can be reliably detected and retried.
 	 */
 	nr_unknown = 0;
 	ata_for_each_dev(dev, link, ALL) {
-		/* convert all ATA_DEV_UNKNOWN to ATA_DEV_NONE */
-		if (classes[dev->devno] == ATA_DEV_UNKNOWN) {
-			classes[dev->devno] = ATA_DEV_NONE;
-			if (ata_phys_link_online(ata_dev_phys_link(dev)))
+		if (ata_phys_link_online(ata_dev_phys_link(dev))) {
+			if (classes[dev->devno] == ATA_DEV_UNKNOWN) {
+				ata_dev_printk(dev, KERN_DEBUG, "link online "
+					       "but device misclassifed\n");
+				classes[dev->devno] = ATA_DEV_NONE;
 				nr_unknown++;
+			}
+		} else if (ata_phys_link_offline(ata_dev_phys_link(dev))) {
+			if (ata_class_enabled(classes[dev->devno]))
+				ata_dev_printk(dev, KERN_DEBUG, "link offline, "
+					       "clearing class %d to NONE\n",
+					       classes[dev->devno]);
+			classes[dev->devno] = ATA_DEV_NONE;
+		} else if (classes[dev->devno] == ATA_DEV_UNKNOWN) {
+			ata_dev_printk(dev, KERN_DEBUG, "link status unknown, "
+				       "clearing UNKNOWN to NONE\n");
+			classes[dev->devno] = ATA_DEV_NONE;
 		}
 	}
 
 	if (classify && nr_unknown) {
 		if (try < max_tries) {
 			ata_link_printk(link, KERN_WARNING, "link online but "
-				       "device misclassified, retrying\n");
+					"%d devices misclassified, retrying\n",
+					nr_unknown);
 			failed_link = link;
 			rc = -EAGAIN;
 			goto fail;
 		}
 		ata_link_printk(link, KERN_WARNING,
-			       "link online but device misclassified, "
-			       "device detection might fail\n");
+				"link online but %d devices misclassified, "
+				"device detection might fail\n", nr_unknown);
 	}
 
 	/* reset successful, schedule revalidation */
@@ -2967,12 +2981,14 @@ static int ata_eh_revalidate_and_attach(struct ata_link *link,
 	 * device detection messages backwards.
 	 */
 	ata_for_each_dev(dev, link, ALL) {
-		if (!(new_mask & (1 << dev->devno)) ||
-		    dev->class == ATA_DEV_PMP)
+		if (!(new_mask & (1 << dev->devno)))
 			continue;
 
 		dev->class = ehc->classes[dev->devno];
 
+		if (dev->class == ATA_DEV_PMP)
+			continue;
+
 		ehc->i.flags |= ATA_EHI_PRINTINFO;
 		rc = ata_dev_configure(dev);
 		ehc->i.flags &= ~ATA_EHI_PRINTINFO;
diff --git a/drivers/ata/libata.h b/drivers/ata/libata.h
index be8e2628f82c..823e63096362 100644
--- a/drivers/ata/libata.h
+++ b/drivers/ata/libata.h
@@ -118,6 +118,8 @@ extern void ata_lpm_schedule(struct ata_port *ap, enum link_pm);
 
 /* libata-acpi.c */
 #ifdef CONFIG_ATA_ACPI
+extern unsigned int ata_acpi_gtf_filter;
+
 extern void ata_acpi_associate_sata_port(struct ata_port *ap);
 extern void ata_acpi_associate(struct ata_host *host);
 extern void ata_acpi_dissociate(struct ata_host *host);
diff --git a/drivers/ata/pata_ali.c b/drivers/ata/pata_ali.c
index fc9c5d6d7d80..1432dc9d0ab8 100644
--- a/drivers/ata/pata_ali.c
+++ b/drivers/ata/pata_ali.c
@@ -290,7 +290,7 @@ static void ali_warn_atapi_dma(struct ata_device *adev)
 
 	if (print_info && adev->class == ATA_DEV_ATAPI && !ali_atapi_dma) {
 		ata_dev_printk(adev, KERN_WARNING,
-			       "WARNING: ATAPI DMA disabled for reliablity issues.  It can be enabled\n");
+			       "WARNING: ATAPI DMA disabled for reliability issues.  It can be enabled\n");
 		ata_dev_printk(adev, KERN_WARNING,
 			       "WARNING: via pata_ali.atapi_dma modparam or corresponding sysfs node.\n");
 	}
diff --git a/drivers/ata/pata_atiixp.c b/drivers/ata/pata_atiixp.c
index aa4b3f6ae771..ae4454d4e955 100644
--- a/drivers/ata/pata_atiixp.c
+++ b/drivers/ata/pata_atiixp.c
@@ -246,7 +246,7 @@ static const struct pci_device_id atiixp[] = {
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), },
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), },
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), },
-	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), },
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), },
 
 	{ },
 };
diff --git a/drivers/ata/pata_atp867x.c b/drivers/ata/pata_atp867x.c
index 7990de925d2e..6fe7ded40c6a 100644
--- a/drivers/ata/pata_atp867x.c
+++ b/drivers/ata/pata_atp867x.c
@@ -118,20 +118,13 @@ struct atp867x_priv {
 	int		pci66mhz;
 };
 
-static inline u8 atp867x_speed_to_mode(u8 speed)
-{
-	return speed - XFER_UDMA_0 + 1;
-}
-
 static void atp867x_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 {
 	struct pci_dev *pdev	= to_pci_dev(ap->host->dev);
 	struct atp867x_priv *dp = ap->private_data;
 	u8 speed = adev->dma_mode;
 	u8 b;
-	u8 mode;
-
-	mode = atp867x_speed_to_mode(speed);
+	u8 mode = speed - XFER_UDMA_0 + 1;
 
 	/*
 	 * Doc 6.6.9: decrease the udma mode value by 1 for safer UDMA speed
@@ -156,25 +149,38 @@ static void atp867x_set_dmamode(struct ata_port *ap, struct ata_device *adev)
 	iowrite8(b, dp->dma_mode);
 }
 
-static int atp867x_get_active_clocks_shifted(unsigned int clk)
+static int atp867x_get_active_clocks_shifted(struct ata_port *ap,
+	unsigned int clk)
 {
+	struct atp867x_priv *dp = ap->private_data;
 	unsigned char clocks = clk;
 
+	/*
+	 * Doc 6.6.9: increase the clock value by 1 for safer PIO speed
+	 * on 66MHz bus
+	 */
+	if (dp->pci66mhz)
+		clocks++;
+
 	switch (clocks) {
 	case 0:
 		clocks = 1;
 		break;
-	case 1 ... 7:
-		break;
-	case 8 ... 12:
-		clocks = 7;
+	case 1 ... 6:
 		break;
 	default:
 		printk(KERN_WARNING "ATP867X: active %dclk is invalid. "
-			"Using default 8clk.\n", clk);
-		clocks = 0;	/* 8 clk */
+			"Using 12clk.\n", clk);
+	case 9 ... 12:
+		clocks = 7;	/* 12 clk */
 		break;
+	case 7:
+	case 8:	/* default 8 clk */
+		clocks = 0;
+		goto active_clock_shift_done;
 	}
+
+active_clock_shift_done:
 	return clocks << ATP867X_IO_PIOSPD_ACTIVE_SHIFT;
 }
 
@@ -188,20 +194,20 @@ static int atp867x_get_recover_clocks_shifted(unsigned int clk)
 		break;
 	case 1 ... 11:
 		break;
-	case 12:
-		clocks = 0;
-		break;
-	case 13: case 14:
-		--clocks;
+	case 13:
+	case 14:
+		--clocks;	/* by the spec */
 		break;
 	case 15:
 		break;
 	default:
 		printk(KERN_WARNING "ATP867X: recover %dclk is invalid. "
-			"Using default 15clk.\n", clk);
-		clocks = 0;	/* 12 clk */
+			"Using default 12clk.\n", clk);
+	case 12:	/* default 12 clk */
+		clocks = 0;
 		break;
 	}
+
 	return clocks << ATP867X_IO_PIOSPD_RECOVER_SHIFT;
 }
 
@@ -230,25 +236,38 @@ static void atp867x_set_piomode(struct ata_port *ap, struct ata_device *adev)
 		b = (b & ~ATP867X_IO_DMAMODE_MSTR_MASK);
 	iowrite8(b, dp->dma_mode);
 
-	b = atp867x_get_active_clocks_shifted(t.active) |
-		atp867x_get_recover_clocks_shifted(t.recover);
-	if (dp->pci66mhz)
-		b += 0x10;
+	b = atp867x_get_active_clocks_shifted(ap, t.active) |
+	    atp867x_get_recover_clocks_shifted(t.recover);
 
 	if (adev->devno & 1)
 		iowrite8(b, dp->slave_piospd);
 	else
 		iowrite8(b, dp->mstr_piospd);
 
-	/*
-	 * use the same value for comand timing as for PIO timimg
-	 */
+	b = atp867x_get_active_clocks_shifted(ap, t.act8b) |
+	    atp867x_get_recover_clocks_shifted(t.rec8b);
+
 	iowrite8(b, dp->eightb_piospd);
 }
 
+static int atp867x_cable_override(struct pci_dev *pdev)
+{
+	if (pdev->subsystem_vendor == PCI_VENDOR_ID_ARTOP &&
+		(pdev->subsystem_device == PCI_DEVICE_ID_ARTOP_ATP867A ||
+		 pdev->subsystem_device == PCI_DEVICE_ID_ARTOP_ATP867B)) {
+		return 1;
+	}
+	return 0;
+}
+
 static int atp867x_cable_detect(struct ata_port *ap)
 {
-	return ATA_CBL_PATA40_SHORT;
+	struct pci_dev *pdev = to_pci_dev(ap->host->dev);
+
+	if (atp867x_cable_override(pdev))
+		return ATA_CBL_PATA40_SHORT;
+
+	return ATA_CBL_PATA_UNK;
 }
 
 static struct scsi_host_template atp867x_sht = {
@@ -471,7 +490,6 @@ static int atp867x_init_one(struct pci_dev *pdev,
 	static const struct ata_port_info info_867x = {
 		.flags		= ATA_FLAG_SLAVE_POSS,
 		.pio_mask	= ATA_PIO4,
-		.mwdma_mask	= ATA_MWDMA2,
 		.udma_mask 	= ATA_UDMA6,
 		.port_ops	= &atp867x_ops,
 	};
@@ -515,6 +533,23 @@ err_out:
 	return rc;
 }
 
+#ifdef CONFIG_PM
+static int atp867x_reinit_one(struct pci_dev *pdev)
+{
+	struct ata_host *host = dev_get_drvdata(&pdev->dev);
+	int rc;
+
+	rc = ata_pci_device_do_resume(pdev);
+	if (rc)
+		return rc;
+
+	atp867x_fixup(host);
+
+	ata_host_resume(host);
+	return 0;
+}
+#endif
+
 static struct pci_device_id atp867x_pci_tbl[] = {
 	{ PCI_VDEVICE(ARTOP, PCI_DEVICE_ID_ARTOP_ATP867A),	0 },
 	{ PCI_VDEVICE(ARTOP, PCI_DEVICE_ID_ARTOP_ATP867B),	0 },
@@ -526,6 +561,10 @@ static struct pci_driver atp867x_driver = {
 	.id_table 	= atp867x_pci_tbl,
 	.probe 		= atp867x_init_one,
 	.remove		= ata_pci_remove_one,
+#ifdef CONFIG_PM
+	.suspend	= ata_pci_device_suspend,
+	.resume		= atp867x_reinit_one,
+#endif
 };
 
 static int __init atp867x_init(void)
diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c
index 122c786449a9..d0a7df2e5ca7 100644
--- a/drivers/ata/pata_hpt37x.c
+++ b/drivers/ata/pata_hpt37x.c
@@ -624,7 +624,7 @@ static struct ata_port_operations hpt374_fn1_port_ops = {
 };
 
 /**
- *	htp37x_clock_slot	-	Turn timing to PC clock entry
+ *	hpt37x_clock_slot	-	Turn timing to PC clock entry
  *	@freq: Reported frequency timing
  *	@base: Base timing
  *
diff --git a/drivers/ata/pata_sc1200.c b/drivers/ata/pata_sc1200.c
index f49814d6fd2e..3bbed8322ecf 100644
--- a/drivers/ata/pata_sc1200.c
+++ b/drivers/ata/pata_sc1200.c
@@ -235,8 +235,7 @@ static int sc1200_init_one(struct pci_dev *dev, const struct pci_device_id *id)
 		.udma_mask = ATA_UDMA2,
 		.port_ops = &sc1200_port_ops
 	};
-	/* Can't enable port 2 yet, see top comments */
-	const struct ata_port_info *ppi[] = { &info, };
+	const struct ata_port_info *ppi[] = { &info, NULL };
 
 	return ata_pci_sff_init_one(dev, ppi, &sc1200_sht, NULL);
 }
diff --git a/drivers/ata/pata_via.c b/drivers/ata/pata_via.c
index 45657cacec43..88984b803d6d 100644
--- a/drivers/ata/pata_via.c
+++ b/drivers/ata/pata_via.c
@@ -111,7 +111,7 @@ static const struct via_isa_bridge {
 	{ "vt8251",	PCI_DEVICE_ID_VIA_8251,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
 	{ "cx700",	PCI_DEVICE_ID_VIA_CX700,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_SATA_PATA },
 	{ "vt6410",	PCI_DEVICE_ID_VIA_6410,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
-	{ "vt6415",	PCI_DEVICE_ID_VIA_6415,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
+	{ "vt6415",	PCI_DEVICE_ID_VIA_6415,     0x00, 0xff, VIA_UDMA_133 | VIA_BAD_AST | VIA_NO_ENABLES },
 	{ "vt8237a",	PCI_DEVICE_ID_VIA_8237A,    0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
 	{ "vt8237",	PCI_DEVICE_ID_VIA_8237,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
 	{ "vt8235",	PCI_DEVICE_ID_VIA_8235,     0x00, 0x2f, VIA_UDMA_133 | VIA_BAD_AST },
diff --git a/drivers/ata/sata_fsl.c b/drivers/ata/sata_fsl.c
index d344db42a002..172b57e6543f 100644
--- a/drivers/ata/sata_fsl.c
+++ b/drivers/ata/sata_fsl.c
@@ -707,34 +707,17 @@ static unsigned int sata_fsl_dev_classify(struct ata_port *ap)
 	return ata_dev_classify(&tf);
 }
 
-static int sata_fsl_prereset(struct ata_link *link, unsigned long deadline)
-{
-	/* FIXME: Never skip softreset, sata_fsl_softreset() is
-	 * combination of soft and hard resets.  sata_fsl_softreset()
-	 * needs to be splitted into soft and hard resets.
-	 */
-	return 0;
-}
-
-static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
+static int sata_fsl_hardreset(struct ata_link *link, unsigned int *class,
 					unsigned long deadline)
 {
 	struct ata_port *ap = link->ap;
-	struct sata_fsl_port_priv *pp = ap->private_data;
 	struct sata_fsl_host_priv *host_priv = ap->host->private_data;
 	void __iomem *hcr_base = host_priv->hcr_base;
-	int pmp = sata_srst_pmp(link);
 	u32 temp;
-	struct ata_taskfile tf;
-	u8 *cfis;
-	u32 Serror;
 	int i = 0;
 	unsigned long start_jiffies;
 
-	DPRINTK("in xx_softreset\n");
-
-	if (pmp != SATA_PMP_CTRL_PORT)
-		goto issue_srst;
+	DPRINTK("in xx_hardreset\n");
 
 try_offline_again:
 	/*
@@ -749,7 +732,7 @@ try_offline_again:
 
 	if (temp & ONLINE) {
 		ata_port_printk(ap, KERN_ERR,
-				"Softreset failed, not off-lined %d\n", i);
+				"Hardreset failed, not off-lined %d\n", i);
 
 		/*
 		 * Try to offline controller atleast twice
@@ -761,7 +744,7 @@ try_offline_again:
 			goto try_offline_again;
 	}
 
-	DPRINTK("softreset, controller off-lined\n");
+	DPRINTK("hardreset, controller off-lined\n");
 	VPRINTK("HStatus = 0x%x\n", ioread32(hcr_base + HSTATUS));
 	VPRINTK("HControl = 0x%x\n", ioread32(hcr_base + HCONTROL));
 
@@ -786,11 +769,11 @@ try_offline_again:
 
 	if (!(temp & ONLINE)) {
 		ata_port_printk(ap, KERN_ERR,
-				"Softreset failed, not on-lined\n");
+				"Hardreset failed, not on-lined\n");
 		goto err;
 	}
 
-	DPRINTK("softreset, controller off-lined & on-lined\n");
+	DPRINTK("hardreset, controller off-lined & on-lined\n");
 	VPRINTK("HStatus = 0x%x\n", ioread32(hcr_base + HSTATUS));
 	VPRINTK("HControl = 0x%x\n", ioread32(hcr_base + HCONTROL));
 
@@ -806,7 +789,7 @@ try_offline_again:
 				"No Device OR PHYRDY change,Hstatus = 0x%x\n",
 				ioread32(hcr_base + HSTATUS));
 		*class = ATA_DEV_NONE;
-		goto out;
+		return 0;
 	}
 
 	/*
@@ -819,11 +802,44 @@ try_offline_again:
 	if ((temp & 0xFF) != 0x18) {
 		ata_port_printk(ap, KERN_WARNING, "No Signature Update\n");
 		*class = ATA_DEV_NONE;
-		goto out;
+		goto do_followup_srst;
 	} else {
 		ata_port_printk(ap, KERN_INFO,
 				"Signature Update detected @ %d msecs\n",
 				jiffies_to_msecs(jiffies - start_jiffies));
+		*class = sata_fsl_dev_classify(ap);
+		return 0;
+	}
+
+do_followup_srst:
+	/*
+	 * request libATA to perform follow-up softreset
+	 */
+	return -EAGAIN;
+
+err:
+	return -EIO;
+}
+
+static int sata_fsl_softreset(struct ata_link *link, unsigned int *class,
+					unsigned long deadline)
+{
+	struct ata_port *ap = link->ap;
+	struct sata_fsl_port_priv *pp = ap->private_data;
+	struct sata_fsl_host_priv *host_priv = ap->host->private_data;
+	void __iomem *hcr_base = host_priv->hcr_base;
+	int pmp = sata_srst_pmp(link);
+	u32 temp;
+	struct ata_taskfile tf;
+	u8 *cfis;
+	u32 Serror;
+
+	DPRINTK("in xx_softreset\n");
+
+	if (ata_link_offline(link)) {
+		DPRINTK("PHY reports no device\n");
+		*class = ATA_DEV_NONE;
+		return 0;
 	}
 
 	/*
@@ -834,7 +850,6 @@ try_offline_again:
 	 * reached here, we can send a command to the target device
 	 */
 
-issue_srst:
 	DPRINTK("Sending SRST/device reset\n");
 
 	ata_tf_init(link->device, &tf);
@@ -860,6 +875,8 @@ issue_srst:
 		ioread32(CA + hcr_base), ioread32(CC + hcr_base));
 
 	iowrite32(0xFFFF, CC + hcr_base);
+	if (pmp != SATA_PMP_CTRL_PORT)
+		iowrite32(pmp, CQPMP + hcr_base);
 	iowrite32(1, CQ + hcr_base);
 
 	temp = ata_wait_register(CQ + hcr_base, 0x1, 0x1, 1, 5000);
@@ -926,7 +943,6 @@ issue_srst:
 		VPRINTK("cereg = 0x%x\n", ioread32(hcr_base + CE));
 	}
 
-out:
 	return 0;
 
 err:
@@ -988,18 +1004,6 @@ static void sata_fsl_error_intr(struct ata_port *ap)
 		ehi->err_mask |= AC_ERR_ATA_BUS;
 		ehi->action |= ATA_EH_SOFTRESET;
 
-		/*
-		 * Ignore serror in case of fatal errors as we always want
-		 * to do a soft-reset of the FSL SATA controller. Analyzing
-		 * serror may cause libata to schedule a hard-reset action,
-		 * and hard-reset currently does not do controller
-		 * offline/online, causing command timeouts and leads to an
-		 * un-recoverable state, hence make libATA ignore
-		 * autopsy in case of fatal errors.
-		 */
-
-		ehi->flags |= ATA_EHI_NO_AUTOPSY;
-
 		freeze = 1;
 	}
 
@@ -1267,8 +1271,8 @@ static struct ata_port_operations sata_fsl_ops = {
 
 	.freeze = sata_fsl_freeze,
 	.thaw = sata_fsl_thaw,
-	.prereset = sata_fsl_prereset,
 	.softreset = sata_fsl_softreset,
+	.hardreset = sata_fsl_hardreset,
 	.pmp_softreset = sata_fsl_softreset,
 	.error_handler = sata_fsl_error_handler,
 	.post_internal_cmd = sata_fsl_post_internal_cmd,
diff --git a/drivers/ata/sata_mv.c b/drivers/ata/sata_mv.c
index 17f9ff9067a2..6f5093b7c8c5 100644
--- a/drivers/ata/sata_mv.c
+++ b/drivers/ata/sata_mv.c
@@ -1382,6 +1382,25 @@ static int mv_qc_defer(struct ata_queued_cmd *qc)
 	 */
 	if (pp->pp_flags & MV_PP_FLAG_DELAYED_EH)
 		return ATA_DEFER_PORT;
+
+	/* PIO commands need exclusive link: no other commands [DMA or PIO]
+	 * can run concurrently.
+	 * set excl_link when we want to send a PIO command in DMA mode
+	 * or a non-NCQ command in NCQ mode.
+	 * When we receive a command from that link, and there are no
+	 * outstanding commands, mark a flag to clear excl_link and let
+	 * the command go through.
+	 */
+	if (unlikely(ap->excl_link)) {
+		if (link == ap->excl_link) {
+			if (ap->nr_active_links)
+				return ATA_DEFER_PORT;
+			qc->flags |= ATA_QCFLAG_CLEAR_EXCL;
+			return 0;
+		} else
+			return ATA_DEFER_PORT;
+	}
+
 	/*
 	 * If the port is completely idle, then allow the new qc.
 	 */
@@ -1395,8 +1414,14 @@ static int mv_qc_defer(struct ata_queued_cmd *qc)
 	 * doesn't allow it.
 	 */
 	if ((pp->pp_flags & MV_PP_FLAG_EDMA_EN) &&
-	    (pp->pp_flags & MV_PP_FLAG_NCQ_EN) && ata_is_ncq(qc->tf.protocol))
-		return 0;
+	    (pp->pp_flags & MV_PP_FLAG_NCQ_EN)) {
+		if (ata_is_ncq(qc->tf.protocol))
+			return 0;
+		else {
+			ap->excl_link = link;
+			return ATA_DEFER_PORT;
+		}
+	}
 
 	return ATA_DEFER_PORT;
 }
diff --git a/drivers/ata/sata_nv.c b/drivers/ata/sata_nv.c
index 86a40582999c..1eb4e020eb5c 100644
--- a/drivers/ata/sata_nv.c
+++ b/drivers/ata/sata_nv.c
@@ -1594,9 +1594,21 @@ static int nv_hardreset(struct ata_link *link, unsigned int *class,
 	    !ata_dev_enabled(link->device))
 		sata_link_hardreset(link, sata_deb_timing_hotplug, deadline,
 				    NULL, NULL);
-	else if (!(ehc->i.flags & ATA_EHI_QUIET))
-		ata_link_printk(link, KERN_INFO,
-				"nv: skipping hardreset on occupied port\n");
+	else {
+		const unsigned long *timing = sata_ehc_deb_timing(ehc);
+		int rc;
+
+		if (!(ehc->i.flags & ATA_EHI_QUIET))
+			ata_link_printk(link, KERN_INFO, "nv: skipping "
+					"hardreset on occupied port\n");
+
+		/* make sure the link is online */
+		rc = sata_link_resume(link, timing, deadline);
+		/* whine about phy resume failure but proceed */
+		if (rc && rc != -EOPNOTSUPP)
+			ata_link_printk(link, KERN_WARNING, "failed to resume "
+					"link (errno=%d)\n", rc);
+	}
 
 	/* device signature acquisition is unreliable */
 	return -EAGAIN;
diff --git a/drivers/ata/sata_via.c b/drivers/ata/sata_via.c
index bdd43c7f432e..02efd9a83d26 100644
--- a/drivers/ata/sata_via.c
+++ b/drivers/ata/sata_via.c
@@ -93,7 +93,6 @@ static const struct pci_device_id svia_pci_tbl[] = {
 	{ PCI_VDEVICE(VIA, 0x7372), vt6420 },
 	{ PCI_VDEVICE(VIA, 0x5287), vt8251 }, /* 2 sata chnls (Master/Slave) */
 	{ PCI_VDEVICE(VIA, 0x9000), vt8251 },
-	{ PCI_VDEVICE(VIA, 0x9040), vt8251 },
 
 	{ }	/* terminate list */
 };
diff --git a/drivers/atm/ambassador.c b/drivers/atm/ambassador.c
index 703364b52170..66e181345b3a 100644
--- a/drivers/atm/ambassador.c
+++ b/drivers/atm/ambassador.c
@@ -1306,14 +1306,6 @@ static void amb_close (struct atm_vcc * atm_vcc) {
   return;
 }
 
-/********** Set socket options for a VC **********/
-
-// int amb_getsockopt (struct atm_vcc * atm_vcc, int level, int optname, void * optval, int optlen);
-
-/********** Set socket options for a VC **********/
-
-// int amb_setsockopt (struct atm_vcc * atm_vcc, int level, int optname, void * optval, int optlen);
-
 /********** Send **********/
 
 static int amb_send (struct atm_vcc * atm_vcc, struct sk_buff * skb) {
diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c
index 5503bfc8e132..0c3026145443 100644
--- a/drivers/atm/eni.c
+++ b/drivers/atm/eni.c
@@ -2031,7 +2031,7 @@ static int eni_getsockopt(struct atm_vcc *vcc,int level,int optname,
 
 
 static int eni_setsockopt(struct atm_vcc *vcc,int level,int optname,
-    void __user *optval,int optlen)
+    void __user *optval,unsigned int optlen)
 {
 	return -EINVAL;
 }
diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c
index b119640e1ee9..cd5049af47a9 100644
--- a/drivers/atm/firestream.c
+++ b/drivers/atm/firestream.c
@@ -1244,7 +1244,7 @@ static int fs_getsockopt(struct atm_vcc *vcc,int level,int optname,
 
 
 static int fs_setsockopt(struct atm_vcc *vcc,int level,int optname,
-			 void __user *optval,int optlen)
+			 void __user *optval,unsigned int optlen)
 {
 	func_enter ();
 	func_exit ();
diff --git a/drivers/atm/fore200e.c b/drivers/atm/fore200e.c
index 10f000dbe448..f766cc46b4c4 100644
--- a/drivers/atm/fore200e.c
+++ b/drivers/atm/fore200e.c
@@ -1795,7 +1795,7 @@ fore200e_getsockopt(struct atm_vcc* vcc, int level, int optname, void __user *op
 
 
 static int
-fore200e_setsockopt(struct atm_vcc* vcc, int level, int optname, void __user *optval, int optlen)
+fore200e_setsockopt(struct atm_vcc* vcc, int level, int optname, void __user *optval, unsigned int optlen)
 {
     /* struct fore200e* fore200e = FORE200E_DEV(vcc->dev); */
     
diff --git a/drivers/atm/he.c b/drivers/atm/he.c
index 2de64065aa1b..70667033a568 100644
--- a/drivers/atm/he.c
+++ b/drivers/atm/he.c
@@ -790,11 +790,15 @@ he_init_group(struct he_dev *he_dev, int group)
 	he_dev->rbps_base = pci_alloc_consistent(he_dev->pci_dev,
 		CONFIG_RBPS_SIZE * sizeof(struct he_rbp), &he_dev->rbps_phys);
 	if (he_dev->rbps_base == NULL) {
-		hprintk("failed to alloc rbps\n");
-		return -ENOMEM;
+		hprintk("failed to alloc rbps_base\n");
+		goto out_destroy_rbps_pool;
 	}
 	memset(he_dev->rbps_base, 0, CONFIG_RBPS_SIZE * sizeof(struct he_rbp));
 	he_dev->rbps_virt = kmalloc(CONFIG_RBPS_SIZE * sizeof(struct he_virt), GFP_KERNEL);
+	if (he_dev->rbps_virt == NULL) {
+		hprintk("failed to alloc rbps_virt\n");
+		goto out_free_rbps_base;
+	}
 
 	for (i = 0; i < CONFIG_RBPS_SIZE; ++i) {
 		dma_addr_t dma_handle;
@@ -802,7 +806,7 @@ he_init_group(struct he_dev *he_dev, int group)
 
 		cpuaddr = pci_pool_alloc(he_dev->rbps_pool, GFP_KERNEL|GFP_DMA, &dma_handle);
 		if (cpuaddr == NULL)
-			return -ENOMEM;
+			goto out_free_rbps_virt;
 
 		he_dev->rbps_virt[i].virt = cpuaddr;
 		he_dev->rbps_base[i].status = RBP_LOANED | RBP_SMALLBUF | (i << RBP_INDEX_OFF);
@@ -827,17 +831,21 @@ he_init_group(struct he_dev *he_dev, int group)
 			CONFIG_RBPL_BUFSIZE, 8, 0);
 	if (he_dev->rbpl_pool == NULL) {
 		hprintk("unable to create rbpl pool\n");
-		return -ENOMEM;
+		goto out_free_rbps_virt;
 	}
 
 	he_dev->rbpl_base = pci_alloc_consistent(he_dev->pci_dev,
 		CONFIG_RBPL_SIZE * sizeof(struct he_rbp), &he_dev->rbpl_phys);
 	if (he_dev->rbpl_base == NULL) {
-		hprintk("failed to alloc rbpl\n");
-		return -ENOMEM;
+		hprintk("failed to alloc rbpl_base\n");
+		goto out_destroy_rbpl_pool;
 	}
 	memset(he_dev->rbpl_base, 0, CONFIG_RBPL_SIZE * sizeof(struct he_rbp));
 	he_dev->rbpl_virt = kmalloc(CONFIG_RBPL_SIZE * sizeof(struct he_virt), GFP_KERNEL);
+	if (he_dev->rbpl_virt == NULL) {
+		hprintk("failed to alloc rbpl_virt\n");
+		goto out_free_rbpl_base;
+	}
 
 	for (i = 0; i < CONFIG_RBPL_SIZE; ++i) {
 		dma_addr_t dma_handle;
@@ -845,7 +853,7 @@ he_init_group(struct he_dev *he_dev, int group)
 
 		cpuaddr = pci_pool_alloc(he_dev->rbpl_pool, GFP_KERNEL|GFP_DMA, &dma_handle);
 		if (cpuaddr == NULL)
-			return -ENOMEM;
+			goto out_free_rbpl_virt;
 
 		he_dev->rbpl_virt[i].virt = cpuaddr;
 		he_dev->rbpl_base[i].status = RBP_LOANED | (i << RBP_INDEX_OFF);
@@ -870,7 +878,7 @@ he_init_group(struct he_dev *he_dev, int group)
 		CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq), &he_dev->rbrq_phys);
 	if (he_dev->rbrq_base == NULL) {
 		hprintk("failed to allocate rbrq\n");
-		return -ENOMEM;
+		goto out_free_rbpl_virt;
 	}
 	memset(he_dev->rbrq_base, 0, CONFIG_RBRQ_SIZE * sizeof(struct he_rbrq));
 
@@ -894,7 +902,7 @@ he_init_group(struct he_dev *he_dev, int group)
 		CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq), &he_dev->tbrq_phys);
 	if (he_dev->tbrq_base == NULL) {
 		hprintk("failed to allocate tbrq\n");
-		return -ENOMEM;
+		goto out_free_rbpq_base;
 	}
 	memset(he_dev->tbrq_base, 0, CONFIG_TBRQ_SIZE * sizeof(struct he_tbrq));
 
@@ -906,6 +914,39 @@ he_init_group(struct he_dev *he_dev, int group)
 	he_writel(he_dev, CONFIG_TBRQ_THRESH, G0_TBRQ_THRESH + (group * 16));
 
 	return 0;
+
+out_free_rbpq_base:
+	pci_free_consistent(he_dev->pci_dev, CONFIG_RBRQ_SIZE *
+			sizeof(struct he_rbrq), he_dev->rbrq_base,
+			he_dev->rbrq_phys);
+	i = CONFIG_RBPL_SIZE;
+out_free_rbpl_virt:
+	while (i--)
+		pci_pool_free(he_dev->rbpl_pool, he_dev->rbpl_virt[i].virt,
+				he_dev->rbpl_base[i].phys);
+	kfree(he_dev->rbpl_virt);
+
+out_free_rbpl_base:
+	pci_free_consistent(he_dev->pci_dev, CONFIG_RBPL_SIZE *
+			sizeof(struct he_rbp), he_dev->rbpl_base,
+			he_dev->rbpl_phys);
+out_destroy_rbpl_pool:
+	pci_pool_destroy(he_dev->rbpl_pool);
+
+	i = CONFIG_RBPS_SIZE;
+out_free_rbps_virt:
+	while (i--)
+		pci_pool_free(he_dev->rbps_pool, he_dev->rbps_virt[i].virt,
+				he_dev->rbps_base[i].phys);
+	kfree(he_dev->rbps_virt);
+
+out_free_rbps_base:
+	pci_free_consistent(he_dev->pci_dev, CONFIG_RBPS_SIZE *
+			sizeof(struct he_rbp), he_dev->rbps_base,
+			he_dev->rbps_phys);
+out_destroy_rbps_pool:
+	pci_pool_destroy(he_dev->rbps_pool);
+	return -ENOMEM;
 }
 
 static int __devinit
diff --git a/drivers/atm/horizon.c b/drivers/atm/horizon.c
index 01ce241dbeae..4e49021e67ee 100644
--- a/drivers/atm/horizon.c
+++ b/drivers/atm/horizon.c
@@ -2590,7 +2590,7 @@ static int hrz_getsockopt (struct atm_vcc * atm_vcc, int level, int optname,
 }
 
 static int hrz_setsockopt (struct atm_vcc * atm_vcc, int level, int optname,
-			   void *optval, int optlen) {
+			   void *optval, unsigned int optlen) {
   hrz_dev * dev = HRZ_DEV(atm_vcc->dev);
   PRINTD (DBG_FLOW|DBG_VCC, "hrz_setsockopt");
   switch (level) {
diff --git a/drivers/atm/iphase.c b/drivers/atm/iphase.c
index 78c9736c3579..b2c1b37ab2e4 100644
--- a/drivers/atm/iphase.c
+++ b/drivers/atm/iphase.c
@@ -2862,7 +2862,7 @@ static int ia_getsockopt(struct atm_vcc *vcc, int level, int optname,
 }  
   
 static int ia_setsockopt(struct atm_vcc *vcc, int level, int optname,   
-	void __user *optval, int optlen)  
+	void __user *optval, unsigned int optlen)  
 {  
 	IF_EVENT(printk(">ia_setsockopt\n");)  
 	return -EINVAL;  
diff --git a/drivers/atm/solos-attrlist.c b/drivers/atm/solos-attrlist.c
index efa2808dd94d..1a9332e4efe0 100644
--- a/drivers/atm/solos-attrlist.c
+++ b/drivers/atm/solos-attrlist.c
@@ -25,6 +25,10 @@ SOLOS_ATTR_RO(RSCorrectedErrorsUp)
 SOLOS_ATTR_RO(RSUnCorrectedErrorsUp)
 SOLOS_ATTR_RO(InterleaveRDn)
 SOLOS_ATTR_RO(InterleaveRUp)
+SOLOS_ATTR_RO(BisRDn)
+SOLOS_ATTR_RO(BisRUp)
+SOLOS_ATTR_RO(INPdown)
+SOLOS_ATTR_RO(INPup)
 SOLOS_ATTR_RO(ShowtimeStart)
 SOLOS_ATTR_RO(ATURVendor)
 SOLOS_ATTR_RO(ATUCCountry)
@@ -62,6 +66,13 @@ SOLOS_ATTR_RW(Defaults)
 SOLOS_ATTR_RW(LineMode)
 SOLOS_ATTR_RW(Profile)
 SOLOS_ATTR_RW(DetectNoise)
+SOLOS_ATTR_RW(BisAForceSNRMarginDn)
+SOLOS_ATTR_RW(BisMForceSNRMarginDn)
+SOLOS_ATTR_RW(BisAMaxMargin)
+SOLOS_ATTR_RW(BisMMaxMargin)
+SOLOS_ATTR_RW(AnnexAForceSNRMarginDn)
+SOLOS_ATTR_RW(AnnexAMaxMargin)
+SOLOS_ATTR_RW(AnnexMMaxMargin)
 SOLOS_ATTR_RO(SupportedAnnexes)
 SOLOS_ATTR_RO(Status)
 SOLOS_ATTR_RO(TotalStart)
diff --git a/drivers/atm/solos-pci.c b/drivers/atm/solos-pci.c
index 307321b32cb3..c5f5186d62a3 100644
--- a/drivers/atm/solos-pci.c
+++ b/drivers/atm/solos-pci.c
@@ -59,21 +59,29 @@
 #define RX_DMA_ADDR(port)	(0x30 + (4 * (port)))
 
 #define DATA_RAM_SIZE	32768
-#define BUF_SIZE	4096
+#define BUF_SIZE	2048
+#define OLD_BUF_SIZE	4096 /* For FPGA versions <= 2*/
 #define FPGA_PAGE	528 /* FPGA flash page size*/
 #define SOLOS_PAGE	512 /* Solos flash page size*/
 #define FPGA_BLOCK	(FPGA_PAGE * 8) /* FPGA flash block size*/
 #define SOLOS_BLOCK	(SOLOS_PAGE * 8) /* Solos flash block size*/
 
-#define RX_BUF(card, nr) ((card->buffers) + (nr)*BUF_SIZE*2)
-#define TX_BUF(card, nr) ((card->buffers) + (nr)*BUF_SIZE*2 + BUF_SIZE)
+#define RX_BUF(card, nr) ((card->buffers) + (nr)*(card->buffer_size)*2)
+#define TX_BUF(card, nr) ((card->buffers) + (nr)*(card->buffer_size)*2 + (card->buffer_size))
+#define FLASH_BUF ((card->buffers) + 4*(card->buffer_size)*2)
 
 #define RX_DMA_SIZE	2048
 
+#define FPGA_VERSION(a,b) (((a) << 8) + (b))
+#define LEGACY_BUFFERS	2
+#define DMA_SUPPORTED	4
+
 static int reset = 0;
 static int atmdebug = 0;
 static int firmware_upgrade = 0;
 static int fpga_upgrade = 0;
+static int db_firmware_upgrade = 0;
+static int db_fpga_upgrade = 0;
 
 struct pkt_hdr {
 	__le16 size;
@@ -116,6 +124,8 @@ struct solos_card {
 	wait_queue_head_t param_wq;
 	wait_queue_head_t fw_wq;
 	int using_dma;
+	int fpga_version;
+	int buffer_size;
 };
 
 
@@ -136,10 +146,14 @@ MODULE_PARM_DESC(reset, "Reset Solos chips on startup");
 MODULE_PARM_DESC(atmdebug, "Print ATM data");
 MODULE_PARM_DESC(firmware_upgrade, "Initiate Solos firmware upgrade");
 MODULE_PARM_DESC(fpga_upgrade, "Initiate FPGA upgrade");
+MODULE_PARM_DESC(db_firmware_upgrade, "Initiate daughter board Solos firmware upgrade");
+MODULE_PARM_DESC(db_fpga_upgrade, "Initiate daughter board FPGA upgrade");
 module_param(reset, int, 0444);
 module_param(atmdebug, int, 0644);
 module_param(firmware_upgrade, int, 0444);
 module_param(fpga_upgrade, int, 0444);
+module_param(db_firmware_upgrade, int, 0444);
+module_param(db_fpga_upgrade, int, 0444);
 
 static void fpga_queue(struct solos_card *card, int port, struct sk_buff *skb,
 		       struct atm_vcc *vcc);
@@ -517,10 +531,32 @@ static int flash_upgrade(struct solos_card *card, int chip)
 	if (chip == 0) {
 		fw_name = "solos-FPGA.bin";
 		blocksize = FPGA_BLOCK;
-	} else {
+	} 
+	
+	if (chip == 1) {
 		fw_name = "solos-Firmware.bin";
 		blocksize = SOLOS_BLOCK;
 	}
+	
+	if (chip == 2){
+		if (card->fpga_version > LEGACY_BUFFERS){
+			fw_name = "solos-db-FPGA.bin";
+			blocksize = FPGA_BLOCK;
+		} else {
+			dev_info(&card->dev->dev, "FPGA version doesn't support daughter board upgrades\n");
+			return -EPERM;
+		}
+	}
+	
+	if (chip == 3){
+		if (card->fpga_version > LEGACY_BUFFERS){
+			fw_name = "solos-Firmware.bin";
+			blocksize = SOLOS_BLOCK;
+		} else {
+		dev_info(&card->dev->dev, "FPGA version doesn't support daughter board upgrades\n");
+		return -EPERM;
+		}
+	}
 
 	if (request_firmware(&fw, fw_name, &card->dev->dev))
 		return -ENOENT;
@@ -536,8 +572,10 @@ static int flash_upgrade(struct solos_card *card, int chip)
 	data32 = ioread32(card->config_regs + FPGA_MODE); 
 
 	/* Set mode to Chip Erase */
-	dev_info(&card->dev->dev, "Set FPGA Flash mode to %s Chip Erase\n",
-		 chip?"Solos":"FPGA");
+	if(chip == 0 || chip == 2)
+		dev_info(&card->dev->dev, "Set FPGA Flash mode to FPGA Chip Erase\n");
+	if(chip == 1 || chip == 3)
+		dev_info(&card->dev->dev, "Set FPGA Flash mode to Solos Chip Erase\n");
 	iowrite32((chip * 2), card->config_regs + FLASH_MODE);
 
 
@@ -557,7 +595,10 @@ static int flash_upgrade(struct solos_card *card, int chip)
 		/* Copy block to buffer, swapping each 16 bits */
 		for(i = 0; i < blocksize; i += 4) {
 			uint32_t word = swahb32p((uint32_t *)(fw->data + offset + i));
-			iowrite32(word, RX_BUF(card, 3) + i);
+			if(card->fpga_version > LEGACY_BUFFERS)
+				iowrite32(word, FLASH_BUF + i);
+			else
+				iowrite32(word, RX_BUF(card, 3) + i);
 		}
 
 		/* Specify block number and then trigger flash write */
@@ -630,6 +671,10 @@ void solos_bh(unsigned long card_arg)
 				memcpy_fromio(header, RX_BUF(card, port), sizeof(*header));
 
 				size = le16_to_cpu(header->size);
+				if (size > (card->buffer_size - sizeof(*header))){
+					dev_warn(&card->dev->dev, "Invalid buffer size\n");
+					continue;
+				}
 
 				skb = alloc_skb(size + 1, GFP_ATOMIC);
 				if (!skb) {
@@ -1094,12 +1139,18 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	fpga_ver = (data32 & 0x0000FFFF);
 	major_ver = ((data32 & 0xFF000000) >> 24);
 	minor_ver = ((data32 & 0x00FF0000) >> 16);
+	card->fpga_version = FPGA_VERSION(major_ver,minor_ver);
+	if (card->fpga_version > LEGACY_BUFFERS)
+		card->buffer_size = BUF_SIZE;
+	else
+		card->buffer_size = OLD_BUF_SIZE;
 	dev_info(&dev->dev, "Solos FPGA Version %d.%02d svn-%d\n",
 		 major_ver, minor_ver, fpga_ver);
 
-	if (0 && fpga_ver > 27)
+	if (card->fpga_version >= DMA_SUPPORTED){
 		card->using_dma = 1;
-	else {
+	} else {
+		card->using_dma = 0;
 		/* Set RX empty flag for all ports */
 		iowrite32(0xF0, card->config_regs + FLAGS_ADDR);
 	}
@@ -1131,6 +1182,12 @@ static int fpga_probe(struct pci_dev *dev, const struct pci_device_id *id)
 	if (firmware_upgrade)
 		flash_upgrade(card, 1);
 
+	if (db_fpga_upgrade)
+		flash_upgrade(card, 2);
+
+	if (db_firmware_upgrade)
+		flash_upgrade(card, 3);
+
 	err = atm_init(card);
 	if (err)
 		goto out_free_irq;
diff --git a/drivers/atm/zatm.c b/drivers/atm/zatm.c
index 752b1ba81f7e..2e9635be048c 100644
--- a/drivers/atm/zatm.c
+++ b/drivers/atm/zatm.c
@@ -1517,7 +1517,7 @@ static int zatm_getsockopt(struct atm_vcc *vcc,int level,int optname,
 
 
 static int zatm_setsockopt(struct atm_vcc *vcc,int level,int optname,
-    void __user *optval,int optlen)
+    void __user *optval,unsigned int optlen)
 {
 	return -EINVAL;
 }
diff --git a/drivers/base/bus.c b/drivers/base/bus.c
index 973bf2ad4e0d..63c143e54a57 100644
--- a/drivers/base/bus.c
+++ b/drivers/base/bus.c
@@ -689,15 +689,19 @@ int bus_add_driver(struct device_driver *drv)
 		printk(KERN_ERR "%s: driver_add_attrs(%s) failed\n",
 			__func__, drv->name);
 	}
-	error = add_bind_files(drv);
-	if (error) {
-		/* Ditto */
-		printk(KERN_ERR "%s: add_bind_files(%s) failed\n",
-			__func__, drv->name);
+
+	if (!drv->suppress_bind_attrs) {
+		error = add_bind_files(drv);
+		if (error) {
+			/* Ditto */
+			printk(KERN_ERR "%s: add_bind_files(%s) failed\n",
+				__func__, drv->name);
+		}
 	}
 
 	kobject_uevent(&priv->kobj, KOBJ_ADD);
 	return 0;
+
 out_unregister:
 	kfree(drv->p);
 	drv->p = NULL;
@@ -720,7 +724,8 @@ void bus_remove_driver(struct device_driver *drv)
 	if (!drv->bus)
 		return;
 
-	remove_bind_files(drv);
+	if (!drv->suppress_bind_attrs)
+		remove_bind_files(drv);
 	driver_remove_attrs(drv->bus, drv);
 	driver_remove_file(drv, &driver_attr_uevent);
 	klist_remove(&drv->p->knode_bus);
diff --git a/drivers/base/core.c b/drivers/base/core.c
index 390e664ec1c7..6bee6af8d8e1 100644
--- a/drivers/base/core.c
+++ b/drivers/base/core.c
@@ -166,13 +166,16 @@ static int dev_uevent(struct kset *kset, struct kobject *kobj,
 	if (MAJOR(dev->devt)) {
 		const char *tmp;
 		const char *name;
+		mode_t mode = 0;
 
 		add_uevent_var(env, "MAJOR=%u", MAJOR(dev->devt));
 		add_uevent_var(env, "MINOR=%u", MINOR(dev->devt));
-		name = device_get_nodename(dev, &tmp);
+		name = device_get_devnode(dev, &mode, &tmp);
 		if (name) {
 			add_uevent_var(env, "DEVNAME=%s", name);
 			kfree(tmp);
+			if (mode)
+				add_uevent_var(env, "DEVMODE=%#o", mode & 0777);
 		}
 	}
 
@@ -1148,8 +1151,9 @@ static struct device *next_device(struct klist_iter *i)
 }
 
 /**
- * device_get_nodename - path of device node file
+ * device_get_devnode - path of device node file
  * @dev: device
+ * @mode: returned file access mode
  * @tmp: possibly allocated string
  *
  * Return the relative path of a possible device node.
@@ -1157,21 +1161,22 @@ static struct device *next_device(struct klist_iter *i)
  * a name. This memory is returned in tmp and needs to be
  * freed by the caller.
  */
-const char *device_get_nodename(struct device *dev, const char **tmp)
+const char *device_get_devnode(struct device *dev,
+			       mode_t *mode, const char **tmp)
 {
 	char *s;
 
 	*tmp = NULL;
 
 	/* the device type may provide a specific name */
-	if (dev->type && dev->type->nodename)
-		*tmp = dev->type->nodename(dev);
+	if (dev->type && dev->type->devnode)
+		*tmp = dev->type->devnode(dev, mode);
 	if (*tmp)
 		return *tmp;
 
 	/* the class may provide a specific name */
-	if (dev->class && dev->class->nodename)
-		*tmp = dev->class->nodename(dev);
+	if (dev->class && dev->class->devnode)
+		*tmp = dev->class->devnode(dev, mode);
 	if (*tmp)
 		return *tmp;
 
diff --git a/drivers/base/devtmpfs.c b/drivers/base/devtmpfs.c
index fd488ad4263a..a1cb5afe6801 100644
--- a/drivers/base/devtmpfs.c
+++ b/drivers/base/devtmpfs.c
@@ -6,9 +6,10 @@
  * During bootup, before any driver core device is registered,
  * devtmpfs, a tmpfs-based filesystem is created. Every driver-core
  * device which requests a device node, will add a node in this
- * filesystem. The node is named after the the name of the device,
- * or the susbsytem can provide a custom name. All devices are
- * owned by root and have a mode of 0600.
+ * filesystem.
+ * By default, all devices are named after the the name of the
+ * device, owned by root and have a default mode of 0600. Subsystems
+ * can overwrite the default setting if needed.
  */
 
 #include <linux/kernel.h>
@@ -20,6 +21,7 @@
 #include <linux/fs.h>
 #include <linux/shmem_fs.h>
 #include <linux/cred.h>
+#include <linux/sched.h>
 #include <linux/init_task.h>
 
 static struct vfsmount *dev_mnt;
@@ -134,7 +136,7 @@ int devtmpfs_create_node(struct device *dev)
 	const char *tmp = NULL;
 	const char *nodename;
 	const struct cred *curr_cred;
-	mode_t mode;
+	mode_t mode = 0;
 	struct nameidata nd;
 	struct dentry *dentry;
 	int err;
@@ -142,14 +144,16 @@ int devtmpfs_create_node(struct device *dev)
 	if (!dev_mnt)
 		return 0;
 
-	nodename = device_get_nodename(dev, &tmp);
+	nodename = device_get_devnode(dev, &mode, &tmp);
 	if (!nodename)
 		return -ENOMEM;
 
+	if (mode == 0)
+		mode = 0600;
 	if (is_blockdev(dev))
-		mode = S_IFBLK|0600;
+		mode |= S_IFBLK;
 	else
-		mode = S_IFCHR|0600;
+		mode |= S_IFCHR;
 
 	curr_cred = override_creds(&init_cred);
 	err = vfs_path_lookup(dev_mnt->mnt_root, dev_mnt,
@@ -165,8 +169,12 @@ int devtmpfs_create_node(struct device *dev)
 
 	dentry = lookup_create(&nd, 0);
 	if (!IS_ERR(dentry)) {
+		int umask;
+
+		umask = sys_umask(0000);
 		err = vfs_mknod(nd.path.dentry->d_inode,
 				dentry, mode, dev->devt);
+		sys_umask(umask);
 		/* mark as kernel created inode */
 		if (!err)
 			dentry->d_inode->i_private = &dev_mnt;
@@ -271,7 +279,7 @@ int devtmpfs_delete_node(struct device *dev)
 	if (!dev_mnt)
 		return 0;
 
-	nodename = device_get_nodename(dev, &tmp);
+	nodename = device_get_devnode(dev, NULL, &tmp);
 	if (!nodename)
 		return -ENOMEM;
 
diff --git a/drivers/base/driver.c b/drivers/base/driver.c
index ed2ebd3c287d..f367885a7646 100644
--- a/drivers/base/driver.c
+++ b/drivers/base/driver.c
@@ -236,7 +236,7 @@ int driver_register(struct device_driver *drv)
 		put_driver(other);
 		printk(KERN_ERR "Error: Driver '%s' is already registered, "
 			"aborting...\n", drv->name);
-		return -EEXIST;
+		return -EBUSY;
 	}
 
 	ret = bus_add_driver(drv);
diff --git a/drivers/base/node.c b/drivers/base/node.c
index 91d4087b4039..1fe5536d404f 100644
--- a/drivers/base/node.c
+++ b/drivers/base/node.c
@@ -85,6 +85,8 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       "Node %d FilePages:      %8lu kB\n"
 		       "Node %d Mapped:         %8lu kB\n"
 		       "Node %d AnonPages:      %8lu kB\n"
+		       "Node %d Shmem:          %8lu kB\n"
+		       "Node %d KernelStack:    %8lu kB\n"
 		       "Node %d PageTables:     %8lu kB\n"
 		       "Node %d NFS_Unstable:   %8lu kB\n"
 		       "Node %d Bounce:         %8lu kB\n"
@@ -116,6 +118,9 @@ static ssize_t node_read_meminfo(struct sys_device * dev,
 		       nid, K(node_page_state(nid, NR_FILE_PAGES)),
 		       nid, K(node_page_state(nid, NR_FILE_MAPPED)),
 		       nid, K(node_page_state(nid, NR_ANON_PAGES)),
+		       nid, K(node_page_state(nid, NR_SHMEM)),
+		       nid, node_page_state(nid, NR_KERNEL_STACK) *
+				THREAD_SIZE / 1024,
 		       nid, K(node_page_state(nid, NR_PAGETABLE)),
 		       nid, K(node_page_state(nid, NR_UNSTABLE_NFS)),
 		       nid, K(node_page_state(nid, NR_BOUNCE)),
diff --git a/drivers/base/platform.c b/drivers/base/platform.c
index ed156a13aa40..4fa954b07ac4 100644
--- a/drivers/base/platform.c
+++ b/drivers/base/platform.c
@@ -521,11 +521,15 @@ int __init_or_module platform_driver_probe(struct platform_driver *drv,
 {
 	int retval, code;
 
+	/* make sure driver won't have bind/unbind attributes */
+	drv->driver.suppress_bind_attrs = true;
+
 	/* temporary section violation during probe() */
 	drv->probe = probe;
 	retval = code = platform_driver_register(drv);
 
-	/* Fixup that section violation, being paranoid about code scanning
+	/*
+	 * Fixup that section violation, being paranoid about code scanning
 	 * the list of drivers in order to probe new devices.  Check to see
 	 * if the probe was successful, and make sure any forced probes of
 	 * new devices fail.
diff --git a/drivers/base/power/main.c b/drivers/base/power/main.c
index e0dc4071e088..8aa2443182d5 100644
--- a/drivers/base/power/main.c
+++ b/drivers/base/power/main.c
@@ -511,6 +511,7 @@ static void dpm_complete(pm_message_t state)
 
 	INIT_LIST_HEAD(&list);
 	mutex_lock(&dpm_list_mtx);
+	transition_started = false;
 	while (!list_empty(&dpm_list)) {
 		struct device *dev = to_device(dpm_list.prev);
 
diff --git a/drivers/base/power/runtime.c b/drivers/base/power/runtime.c
index 38556f6cc22d..846d89e3d122 100644
--- a/drivers/base/power/runtime.c
+++ b/drivers/base/power/runtime.c
@@ -51,8 +51,6 @@ static int __pm_runtime_idle(struct device *dev)
 {
 	int retval = 0;
 
-	dev_dbg(dev, "__pm_runtime_idle()!\n");
-
 	if (dev->power.runtime_error)
 		retval = -EINVAL;
 	else if (dev->power.idle_notification)
@@ -93,8 +91,6 @@ static int __pm_runtime_idle(struct device *dev)
 	wake_up_all(&dev->power.wait_queue);
 
  out:
-	dev_dbg(dev, "__pm_runtime_idle() returns %d!\n", retval);
-
 	return retval;
 }
 
@@ -332,11 +328,11 @@ int __pm_runtime_resume(struct device *dev, bool from_wq)
 		 * necessary.
 		 */
 		parent = dev->parent;
-		spin_unlock_irq(&dev->power.lock);
+		spin_unlock(&dev->power.lock);
 
 		pm_runtime_get_noresume(parent);
 
-		spin_lock_irq(&parent->power.lock);
+		spin_lock(&parent->power.lock);
 		/*
 		 * We can resume if the parent's run-time PM is disabled or it
 		 * is set to ignore children.
@@ -347,9 +343,9 @@ int __pm_runtime_resume(struct device *dev, bool from_wq)
 			if (parent->power.runtime_status != RPM_ACTIVE)
 				retval = -EBUSY;
 		}
-		spin_unlock_irq(&parent->power.lock);
+		spin_unlock(&parent->power.lock);
 
-		spin_lock_irq(&dev->power.lock);
+		spin_lock(&dev->power.lock);
 		if (retval)
 			goto out;
 		goto repeat;
@@ -781,7 +777,7 @@ int __pm_runtime_set_status(struct device *dev, unsigned int status)
 	}
 
 	if (parent) {
-		spin_lock_irq(&parent->power.lock);
+		spin_lock(&parent->power.lock);
 
 		/*
 		 * It is invalid to put an active child under a parent that is
@@ -797,7 +793,7 @@ int __pm_runtime_set_status(struct device *dev, unsigned int status)
 				atomic_inc(&parent->power.child_count);
 		}
 
-		spin_unlock_irq(&parent->power.lock);
+		spin_unlock(&parent->power.lock);
 
 		if (error)
 			goto out;
diff --git a/drivers/block/DAC960.c b/drivers/block/DAC960.c
index 1e6b7c14f697..eb4fa1943944 100644
--- a/drivers/block/DAC960.c
+++ b/drivers/block/DAC960.c
@@ -38,6 +38,7 @@
 #include <linux/slab.h>
 #include <linux/smp_lock.h>
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/reboot.h>
 #include <linux/spinlock.h>
 #include <linux/timer.h>
@@ -152,7 +153,7 @@ static int DAC960_revalidate_disk(struct gendisk *disk)
 	return 0;
 }
 
-static struct block_device_operations DAC960_BlockDeviceOperations = {
+static const struct block_device_operations DAC960_BlockDeviceOperations = {
 	.owner			= THIS_MODULE,
 	.open			= DAC960_open,
 	.getgeo			= DAC960_getgeo,
@@ -6422,16 +6423,10 @@ static bool DAC960_V2_ExecuteUserCommand(DAC960_Controller_T *Controller,
   return true;
 }
 
-
-/*
-  DAC960_ProcReadStatus implements reading /proc/rd/status.
-*/
-
-static int DAC960_ProcReadStatus(char *Page, char **Start, off_t Offset,
-				 int Count, int *EOF, void *Data)
+static int dac960_proc_show(struct seq_file *m, void *v)
 {
   unsigned char *StatusMessage = "OK\n";
-  int ControllerNumber, BytesAvailable;
+  int ControllerNumber;
   for (ControllerNumber = 0;
        ControllerNumber < DAC960_ControllerCount;
        ControllerNumber++)
@@ -6444,52 +6439,49 @@ static int DAC960_ProcReadStatus(char *Page, char **Start, off_t Offset,
 	  break;
 	}
     }
-  BytesAvailable = strlen(StatusMessage) - Offset;
-  if (Count >= BytesAvailable)
-    {
-      Count = BytesAvailable;
-      *EOF = true;
-    }
-  if (Count <= 0) return 0;
-  *Start = Page;
-  memcpy(Page, &StatusMessage[Offset], Count);
-  return Count;
+  seq_puts(m, StatusMessage);
+  return 0;
 }
 
+static int dac960_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, dac960_proc_show, NULL);
+}
 
-/*
-  DAC960_ProcReadInitialStatus implements reading /proc/rd/cN/initial_status.
-*/
+static const struct file_operations dac960_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= dac960_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 
-static int DAC960_ProcReadInitialStatus(char *Page, char **Start, off_t Offset,
-					int Count, int *EOF, void *Data)
+static int dac960_initial_status_proc_show(struct seq_file *m, void *v)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) Data;
-  int BytesAvailable = Controller->InitialStatusLength - Offset;
-  if (Count >= BytesAvailable)
-    {
-      Count = BytesAvailable;
-      *EOF = true;
-    }
-  if (Count <= 0) return 0;
-  *Start = Page;
-  memcpy(Page, &Controller->CombinedStatusBuffer[Offset], Count);
-  return Count;
+	DAC960_Controller_T *Controller = (DAC960_Controller_T *)m->private;
+	seq_printf(m, "%.*s", Controller->InitialStatusLength, Controller->CombinedStatusBuffer);
+	return 0;
 }
 
+static int dac960_initial_status_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, dac960_initial_status_proc_show, PDE(inode)->data);
+}
 
-/*
-  DAC960_ProcReadCurrentStatus implements reading /proc/rd/cN/current_status.
-*/
+static const struct file_operations dac960_initial_status_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= dac960_initial_status_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 
-static int DAC960_ProcReadCurrentStatus(char *Page, char **Start, off_t Offset,
-					int Count, int *EOF, void *Data)
+static int dac960_current_status_proc_show(struct seq_file *m, void *v)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) Data;
+  DAC960_Controller_T *Controller = (DAC960_Controller_T *) m->private;
   unsigned char *StatusMessage =
     "No Rebuild or Consistency Check in Progress\n";
   int ProgressMessageLength = strlen(StatusMessage);
-  int BytesAvailable;
   if (jiffies != Controller->LastCurrentStatusTime)
     {
       Controller->CurrentStatusLength = 0;
@@ -6513,56 +6505,48 @@ static int DAC960_ProcReadCurrentStatus(char *Page, char **Start, off_t Offset,
 	}
       Controller->LastCurrentStatusTime = jiffies;
     }
-  BytesAvailable = Controller->CurrentStatusLength - Offset;
-  if (Count >= BytesAvailable)
-    {
-      Count = BytesAvailable;
-      *EOF = true;
-    }
-  if (Count <= 0) return 0;
-  *Start = Page;
-  memcpy(Page, &Controller->CurrentStatusBuffer[Offset], Count);
-  return Count;
+	seq_printf(m, "%.*s", Controller->CurrentStatusLength, Controller->CurrentStatusBuffer);
+	return 0;
 }
 
+static int dac960_current_status_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, dac960_current_status_proc_show, PDE(inode)->data);
+}
 
-/*
-  DAC960_ProcReadUserCommand implements reading /proc/rd/cN/user_command.
-*/
+static const struct file_operations dac960_current_status_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= dac960_current_status_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 
-static int DAC960_ProcReadUserCommand(char *Page, char **Start, off_t Offset,
-				      int Count, int *EOF, void *Data)
+static int dac960_user_command_proc_show(struct seq_file *m, void *v)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) Data;
-  int BytesAvailable = Controller->UserStatusLength - Offset;
-  if (Count >= BytesAvailable)
-    {
-      Count = BytesAvailable;
-      *EOF = true;
-    }
-  if (Count <= 0) return 0;
-  *Start = Page;
-  memcpy(Page, &Controller->UserStatusBuffer[Offset], Count);
-  return Count;
-}
+	DAC960_Controller_T *Controller = (DAC960_Controller_T *)m->private;
 
+	seq_printf(m, "%.*s", Controller->UserStatusLength, Controller->UserStatusBuffer);
+	return 0;
+}
 
-/*
-  DAC960_ProcWriteUserCommand implements writing /proc/rd/cN/user_command.
-*/
+static int dac960_user_command_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, dac960_user_command_proc_show, PDE(inode)->data);
+}
 
-static int DAC960_ProcWriteUserCommand(struct file *file,
+static ssize_t dac960_user_command_proc_write(struct file *file,
 				       const char __user *Buffer,
-				       unsigned long Count, void *Data)
+				       size_t Count, loff_t *pos)
 {
-  DAC960_Controller_T *Controller = (DAC960_Controller_T *) Data;
+  DAC960_Controller_T *Controller = (DAC960_Controller_T *) PDE(file->f_path.dentry->d_inode)->data;
   unsigned char CommandBuffer[80];
   int Length;
   if (Count > sizeof(CommandBuffer)-1) return -EINVAL;
   if (copy_from_user(CommandBuffer, Buffer, Count)) return -EFAULT;
   CommandBuffer[Count] = '\0';
   Length = strlen(CommandBuffer);
-  if (CommandBuffer[Length-1] == '\n')
+  if (Length > 0 && CommandBuffer[Length-1] == '\n')
     CommandBuffer[--Length] = '\0';
   if (Controller->FirmwareType == DAC960_V1_Controller)
     return (DAC960_V1_ExecuteUserCommand(Controller, CommandBuffer)
@@ -6572,6 +6556,14 @@ static int DAC960_ProcWriteUserCommand(struct file *file,
 	    ? Count : -EBUSY);
 }
 
+static const struct file_operations dac960_user_command_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= dac960_user_command_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= dac960_user_command_proc_write,
+};
 
 /*
   DAC960_CreateProcEntries creates the /proc/rd/... entries for the
@@ -6586,23 +6578,17 @@ static void DAC960_CreateProcEntries(DAC960_Controller_T *Controller)
 
 	if (DAC960_ProcDirectoryEntry == NULL) {
   		DAC960_ProcDirectoryEntry = proc_mkdir("rd", NULL);
-  		StatusProcEntry = create_proc_read_entry("status", 0,
+  		StatusProcEntry = proc_create("status", 0,
 					   DAC960_ProcDirectoryEntry,
-					   DAC960_ProcReadStatus, NULL);
+					   &dac960_proc_fops);
 	}
 
       sprintf(Controller->ControllerName, "c%d", Controller->ControllerNumber);
       ControllerProcEntry = proc_mkdir(Controller->ControllerName,
 				       DAC960_ProcDirectoryEntry);
-      create_proc_read_entry("initial_status", 0, ControllerProcEntry,
-			     DAC960_ProcReadInitialStatus, Controller);
-      create_proc_read_entry("current_status", 0, ControllerProcEntry,
-			     DAC960_ProcReadCurrentStatus, Controller);
-      UserCommandProcEntry =
-	create_proc_read_entry("user_command", S_IWUSR | S_IRUSR,
-			       ControllerProcEntry, DAC960_ProcReadUserCommand,
-			       Controller);
-      UserCommandProcEntry->write_proc = DAC960_ProcWriteUserCommand;
+      proc_create_data("initial_status", 0, ControllerProcEntry, &dac960_initial_status_proc_fops, Controller);
+      proc_create_data("current_status", 0, ControllerProcEntry, &dac960_current_status_proc_fops, Controller);
+      UserCommandProcEntry = proc_create_data("user_command", S_IWUSR | S_IRUSR, ControllerProcEntry, &dac960_user_command_proc_fops, Controller);
       Controller->ControllerProcEntry = ControllerProcEntry;
 }
 
@@ -6653,7 +6639,7 @@ static long DAC960_gam_ioctl(struct file *file, unsigned int Request,
 	else ErrorCode = get_user(ControllerNumber,
 			     &UserSpaceControllerInfo->ControllerNumber);
 	if (ErrorCode != 0)
-		break;;
+		break;
 	ErrorCode = -ENXIO;
 	if (ControllerNumber < 0 ||
 	    ControllerNumber > DAC960_ControllerCount - 1) {
@@ -6661,7 +6647,7 @@ static long DAC960_gam_ioctl(struct file *file, unsigned int Request,
 	}
 	Controller = DAC960_Controllers[ControllerNumber];
 	if (Controller == NULL)
-		break;;
+		break;
 	memset(&ControllerInfo, 0, sizeof(DAC960_ControllerInfo_T));
 	ControllerInfo.ControllerNumber = ControllerNumber;
 	ControllerInfo.FirmwareType = Controller->FirmwareType;
@@ -7210,7 +7196,7 @@ static struct pci_driver DAC960_pci_driver = {
 	.remove		= DAC960_Remove,
 };
 
-static int DAC960_init_module(void)
+static int __init DAC960_init_module(void)
 {
 	int ret;
 
@@ -7222,7 +7208,7 @@ static int DAC960_init_module(void)
 	return ret;
 }
 
-static void DAC960_cleanup_module(void)
+static void __exit DAC960_cleanup_module(void)
 {
 	int i;
 
diff --git a/drivers/block/amiflop.c b/drivers/block/amiflop.c
index 2f07b7c99a95..055225839024 100644
--- a/drivers/block/amiflop.c
+++ b/drivers/block/amiflop.c
@@ -1632,7 +1632,7 @@ static int amiga_floppy_change(struct gendisk *disk)
 	return 0;
 }
 
-static struct block_device_operations floppy_fops = {
+static const struct block_device_operations floppy_fops = {
 	.owner		= THIS_MODULE,
 	.open		= floppy_open,
 	.release	= floppy_release,
diff --git a/drivers/block/aoe/aoeblk.c b/drivers/block/aoe/aoeblk.c
index b6cd571adbf2..3af97d4da2db 100644
--- a/drivers/block/aoe/aoeblk.c
+++ b/drivers/block/aoe/aoeblk.c
@@ -237,7 +237,7 @@ aoeblk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations aoe_bdops = {
+static const struct block_device_operations aoe_bdops = {
 	.open = aoeblk_open,
 	.release = aoeblk_release,
 	.getgeo = aoeblk_getgeo,
diff --git a/drivers/block/aoe/aoechr.c b/drivers/block/aoe/aoechr.c
index 19888354188f..62141ec09a22 100644
--- a/drivers/block/aoe/aoechr.c
+++ b/drivers/block/aoe/aoechr.c
@@ -266,7 +266,7 @@ static const struct file_operations aoe_fops = {
 	.owner = THIS_MODULE,
 };
 
-static char *aoe_nodename(struct device *dev)
+static char *aoe_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "etherd/%s", dev_name(dev));
 }
@@ -288,7 +288,7 @@ aoechr_init(void)
 		unregister_chrdev(AOE_MAJOR, "aoechr");
 		return PTR_ERR(aoe_class);
 	}
-	aoe_class->nodename = aoe_nodename;
+	aoe_class->devnode = aoe_devnode;
 
 	for (i = 0; i < ARRAY_SIZE(chardevs); ++i)
 		device_create(aoe_class, NULL,
diff --git a/drivers/block/ataflop.c b/drivers/block/ataflop.c
index 3ff02941b3dd..847a9e57570a 100644
--- a/drivers/block/ataflop.c
+++ b/drivers/block/ataflop.c
@@ -1856,7 +1856,7 @@ static int floppy_release(struct gendisk *disk, fmode_t mode)
 	return 0;
 }
 
-static struct block_device_operations floppy_fops = {
+static const struct block_device_operations floppy_fops = {
 	.owner		= THIS_MODULE,
 	.open		= floppy_open,
 	.release	= floppy_release,
diff --git a/drivers/block/brd.c b/drivers/block/brd.c
index 4bf8705b3ace..4f688434daf1 100644
--- a/drivers/block/brd.c
+++ b/drivers/block/brd.c
@@ -375,7 +375,7 @@ static int brd_ioctl(struct block_device *bdev, fmode_t mode,
 	return error;
 }
 
-static struct block_device_operations brd_fops = {
+static const struct block_device_operations brd_fops = {
 	.owner =		THIS_MODULE,
 	.locked_ioctl =		brd_ioctl,
 #ifdef CONFIG_BLK_DEV_XIP
diff --git a/drivers/block/cciss.c b/drivers/block/cciss.c
index d8372b432826..92b126394fa1 100644
--- a/drivers/block/cciss.c
+++ b/drivers/block/cciss.c
@@ -36,9 +36,11 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/init.h>
+#include <linux/jiffies.h>
 #include <linux/hdreg.h>
 #include <linux/spinlock.h>
 #include <linux/compat.h>
+#include <linux/mutex.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
 
@@ -66,6 +68,12 @@ MODULE_SUPPORTED_DEVICE("HP SA5i SA5i+ SA532 SA5300 SA5312 SA641 SA642 SA6400"
 MODULE_VERSION("3.6.20");
 MODULE_LICENSE("GPL");
 
+static int cciss_allow_hpsa;
+module_param(cciss_allow_hpsa, int, S_IRUGO|S_IWUSR);
+MODULE_PARM_DESC(cciss_allow_hpsa,
+	"Prevent cciss driver from accessing hardware known to be "
+	" supported by the hpsa driver");
+
 #include "cciss_cmd.h"
 #include "cciss.h"
 #include <linux/cciss_ioctl.h>
@@ -99,8 +107,6 @@ static const struct pci_device_id cciss_pci_device_id[] = {
 	{PCI_VENDOR_ID_HP,     PCI_DEVICE_ID_HP_CISSE,     0x103C, 0x3249},
 	{PCI_VENDOR_ID_HP,     PCI_DEVICE_ID_HP_CISSE,     0x103C, 0x324A},
 	{PCI_VENDOR_ID_HP,     PCI_DEVICE_ID_HP_CISSE,     0x103C, 0x324B},
-	{PCI_VENDOR_ID_HP,     PCI_ANY_ID,	PCI_ANY_ID, PCI_ANY_ID,
-		PCI_CLASS_STORAGE_RAID << 8, 0xffff << 8, 0},
 	{0,}
 };
 
@@ -121,8 +127,6 @@ static struct board_type products[] = {
 	{0x409D0E11, "Smart Array 6400 EM", &SA5_access},
 	{0x40910E11, "Smart Array 6i", &SA5_access},
 	{0x3225103C, "Smart Array P600", &SA5_access},
-	{0x3223103C, "Smart Array P800", &SA5_access},
-	{0x3234103C, "Smart Array P400", &SA5_access},
 	{0x3235103C, "Smart Array P400i", &SA5_access},
 	{0x3211103C, "Smart Array E200i", &SA5_access},
 	{0x3212103C, "Smart Array E200", &SA5_access},
@@ -130,6 +134,10 @@ static struct board_type products[] = {
 	{0x3214103C, "Smart Array E200i", &SA5_access},
 	{0x3215103C, "Smart Array E200i", &SA5_access},
 	{0x3237103C, "Smart Array E500", &SA5_access},
+/* controllers below this line are also supported by the hpsa driver. */
+#define HPSA_BOUNDARY 0x3223103C
+	{0x3223103C, "Smart Array P800", &SA5_access},
+	{0x3234103C, "Smart Array P400", &SA5_access},
 	{0x323D103C, "Smart Array P700m", &SA5_access},
 	{0x3241103C, "Smart Array P212", &SA5_access},
 	{0x3243103C, "Smart Array P410", &SA5_access},
@@ -138,7 +146,6 @@ static struct board_type products[] = {
 	{0x3249103C, "Smart Array P812", &SA5_access},
 	{0x324A103C, "Smart Array P712m", &SA5_access},
 	{0x324B103C, "Smart Array P711m", &SA5_access},
-	{0xFFFF103C, "Unknown Smart Array", &SA5_access},
 };
 
 /* How long to wait (in milliseconds) for board to go into simple mode */
@@ -155,6 +162,10 @@ static struct board_type products[] = {
 
 static ctlr_info_t *hba[MAX_CTLR];
 
+static struct task_struct *cciss_scan_thread;
+static DEFINE_MUTEX(scan_mutex);
+static LIST_HEAD(scan_q);
+
 static void do_cciss_request(struct request_queue *q);
 static irqreturn_t do_cciss_intr(int irq, void *dev_id);
 static int cciss_open(struct block_device *bdev, fmode_t mode);
@@ -164,9 +175,9 @@ static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
 static int cciss_getgeo(struct block_device *bdev, struct hd_geometry *geo);
 
 static int cciss_revalidate(struct gendisk *disk);
-static int rebuild_lun_table(ctlr_info_t *h, int first_time);
+static int rebuild_lun_table(ctlr_info_t *h, int first_time, int via_ioctl);
 static int deregister_disk(ctlr_info_t *h, int drv_index,
-			   int clear_all);
+			   int clear_all, int via_ioctl);
 
 static void cciss_read_capacity(int ctlr, int logvol, int withirq,
 			sector_t *total_size, unsigned int *block_size);
@@ -189,8 +200,13 @@ static int sendcmd_withirq_core(ctlr_info_t *h, CommandList_struct *c,
 static int process_sendcmd_error(ctlr_info_t *h, CommandList_struct *c);
 
 static void fail_all_cmds(unsigned long ctlr);
+static int add_to_scan_list(struct ctlr_info *h);
 static int scan_thread(void *data);
 static int check_for_unit_attention(ctlr_info_t *h, CommandList_struct *c);
+static void cciss_hba_release(struct device *dev);
+static void cciss_device_release(struct device *dev);
+static void cciss_free_gendisk(ctlr_info_t *h, int drv_index);
+static void cciss_free_drive_info(ctlr_info_t *h, int drv_index);
 
 #ifdef CONFIG_PROC_FS
 static void cciss_procinit(int i);
@@ -205,7 +221,7 @@ static int cciss_compat_ioctl(struct block_device *, fmode_t,
 			      unsigned, unsigned long);
 #endif
 
-static struct block_device_operations cciss_fops = {
+static const struct block_device_operations cciss_fops = {
 	.owner = THIS_MODULE,
 	.open = cciss_open,
 	.release = cciss_release,
@@ -245,7 +261,10 @@ static inline void removeQ(CommandList_struct *c)
 
 #include "cciss_scsi.c"		/* For SCSI tape support */
 
-#define RAID_UNKNOWN 6
+static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG",
+	"UNKNOWN"
+};
+#define RAID_UNKNOWN (sizeof(raid_label) / sizeof(raid_label[0])-1)
 
 #ifdef CONFIG_PROC_FS
 
@@ -255,9 +274,6 @@ static inline void removeQ(CommandList_struct *c)
 #define ENG_GIG 1000000000
 #define ENG_GIG_FACTOR (ENG_GIG/512)
 #define ENGAGE_SCSI	"engage scsi"
-static const char *raid_label[] = { "0", "4", "1(1+0)", "5", "5+1", "ADG",
-	"UNKNOWN"
-};
 
 static struct proc_dir_entry *proc_cciss;
 
@@ -318,7 +334,7 @@ static int cciss_seq_show(struct seq_file *seq, void *v)
 	ctlr_info_t *h = seq->private;
 	unsigned ctlr = h->ctlr;
 	loff_t *pos = v;
-	drive_info_struct *drv = &h->drv[*pos];
+	drive_info_struct *drv = h->drv[*pos];
 
 	if (*pos > h->highest_lun)
 		return 0;
@@ -331,7 +347,7 @@ static int cciss_seq_show(struct seq_file *seq, void *v)
 	vol_sz_frac *= 100;
 	sector_div(vol_sz_frac, ENG_GIG_FACTOR);
 
-	if (drv->raid_level > 5)
+	if (drv->raid_level < 0 || drv->raid_level > RAID_UNKNOWN)
 		drv->raid_level = RAID_UNKNOWN;
 	seq_printf(seq, "cciss/c%dd%d:"
 			"\t%4u.%02uGB\tRAID %s\n",
@@ -363,7 +379,7 @@ static void cciss_seq_stop(struct seq_file *seq, void *v)
 	h->busy_configuring = 0;
 }
 
-static struct seq_operations cciss_seq_ops = {
+static const struct seq_operations cciss_seq_ops = {
 	.start = cciss_seq_start,
 	.show  = cciss_seq_show,
 	.next  = cciss_seq_next,
@@ -426,7 +442,7 @@ out:
 	return err;
 }
 
-static struct file_operations cciss_proc_fops = {
+static const struct file_operations cciss_proc_fops = {
 	.owner	 = THIS_MODULE,
 	.open    = cciss_seq_open,
 	.read    = seq_read,
@@ -454,9 +470,19 @@ static void __devinit cciss_procinit(int i)
 #define to_hba(n) container_of(n, struct ctlr_info, dev)
 #define to_drv(n) container_of(n, drive_info_struct, dev)
 
-static struct device_type cciss_host_type = {
-	.name		= "cciss_host",
-};
+static ssize_t host_store_rescan(struct device *dev,
+				 struct device_attribute *attr,
+				 const char *buf, size_t count)
+{
+	struct ctlr_info *h = to_hba(dev);
+
+	add_to_scan_list(h);
+	wake_up_process(cciss_scan_thread);
+	wait_for_completion_interruptible(&h->scan_wait);
+
+	return count;
+}
+static DEVICE_ATTR(rescan, S_IWUSR, NULL, host_store_rescan);
 
 static ssize_t dev_show_unique_id(struct device *dev,
 				 struct device_attribute *attr,
@@ -486,7 +512,7 @@ static ssize_t dev_show_unique_id(struct device *dev,
 				sn[8], sn[9], sn[10], sn[11],
 				sn[12], sn[13], sn[14], sn[15]);
 }
-DEVICE_ATTR(unique_id, S_IRUGO, dev_show_unique_id, NULL);
+static DEVICE_ATTR(unique_id, S_IRUGO, dev_show_unique_id, NULL);
 
 static ssize_t dev_show_vendor(struct device *dev,
 			       struct device_attribute *attr,
@@ -510,7 +536,7 @@ static ssize_t dev_show_vendor(struct device *dev,
 	else
 		return snprintf(buf, sizeof(vendor) + 1, "%s\n", drv->vendor);
 }
-DEVICE_ATTR(vendor, S_IRUGO, dev_show_vendor, NULL);
+static DEVICE_ATTR(vendor, S_IRUGO, dev_show_vendor, NULL);
 
 static ssize_t dev_show_model(struct device *dev,
 			      struct device_attribute *attr,
@@ -534,7 +560,7 @@ static ssize_t dev_show_model(struct device *dev,
 	else
 		return snprintf(buf, sizeof(model) + 1, "%s\n", drv->model);
 }
-DEVICE_ATTR(model, S_IRUGO, dev_show_model, NULL);
+static DEVICE_ATTR(model, S_IRUGO, dev_show_model, NULL);
 
 static ssize_t dev_show_rev(struct device *dev,
 			    struct device_attribute *attr,
@@ -558,13 +584,103 @@ static ssize_t dev_show_rev(struct device *dev,
 	else
 		return snprintf(buf, sizeof(rev) + 1, "%s\n", drv->rev);
 }
-DEVICE_ATTR(rev, S_IRUGO, dev_show_rev, NULL);
+static DEVICE_ATTR(rev, S_IRUGO, dev_show_rev, NULL);
+
+static ssize_t cciss_show_lunid(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
+	drive_info_struct *drv = to_drv(dev);
+	struct ctlr_info *h = to_hba(drv->dev.parent);
+	unsigned long flags;
+	unsigned char lunid[8];
+
+	spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+	if (h->busy_configuring) {
+		spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+		return -EBUSY;
+	}
+	if (!drv->heads) {
+		spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+		return -ENOTTY;
+	}
+	memcpy(lunid, drv->LunID, sizeof(lunid));
+	spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+	return snprintf(buf, 20, "0x%02x%02x%02x%02x%02x%02x%02x%02x\n",
+		lunid[0], lunid[1], lunid[2], lunid[3],
+		lunid[4], lunid[5], lunid[6], lunid[7]);
+}
+static DEVICE_ATTR(lunid, S_IRUGO, cciss_show_lunid, NULL);
+
+static ssize_t cciss_show_raid_level(struct device *dev,
+				     struct device_attribute *attr, char *buf)
+{
+	drive_info_struct *drv = to_drv(dev);
+	struct ctlr_info *h = to_hba(drv->dev.parent);
+	int raid;
+	unsigned long flags;
+
+	spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+	if (h->busy_configuring) {
+		spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+		return -EBUSY;
+	}
+	raid = drv->raid_level;
+	spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+	if (raid < 0 || raid > RAID_UNKNOWN)
+		raid = RAID_UNKNOWN;
+
+	return snprintf(buf, strlen(raid_label[raid]) + 7, "RAID %s\n",
+			raid_label[raid]);
+}
+static DEVICE_ATTR(raid_level, S_IRUGO, cciss_show_raid_level, NULL);
+
+static ssize_t cciss_show_usage_count(struct device *dev,
+				      struct device_attribute *attr, char *buf)
+{
+	drive_info_struct *drv = to_drv(dev);
+	struct ctlr_info *h = to_hba(drv->dev.parent);
+	unsigned long flags;
+	int count;
+
+	spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
+	if (h->busy_configuring) {
+		spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+		return -EBUSY;
+	}
+	count = drv->usage_count;
+	spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
+	return snprintf(buf, 20, "%d\n", count);
+}
+static DEVICE_ATTR(usage_count, S_IRUGO, cciss_show_usage_count, NULL);
+
+static struct attribute *cciss_host_attrs[] = {
+	&dev_attr_rescan.attr,
+	NULL
+};
+
+static struct attribute_group cciss_host_attr_group = {
+	.attrs = cciss_host_attrs,
+};
+
+static const struct attribute_group *cciss_host_attr_groups[] = {
+	&cciss_host_attr_group,
+	NULL
+};
+
+static struct device_type cciss_host_type = {
+	.name		= "cciss_host",
+	.groups		= cciss_host_attr_groups,
+	.release	= cciss_hba_release,
+};
 
 static struct attribute *cciss_dev_attrs[] = {
 	&dev_attr_unique_id.attr,
 	&dev_attr_model.attr,
 	&dev_attr_vendor.attr,
 	&dev_attr_rev.attr,
+	&dev_attr_lunid.attr,
+	&dev_attr_raid_level.attr,
+	&dev_attr_usage_count.attr,
 	NULL
 };
 
@@ -580,12 +696,24 @@ static const struct attribute_group *cciss_dev_attr_groups[] = {
 static struct device_type cciss_dev_type = {
 	.name		= "cciss_device",
 	.groups		= cciss_dev_attr_groups,
+	.release	= cciss_device_release,
 };
 
 static struct bus_type cciss_bus_type = {
 	.name		= "cciss",
 };
 
+/*
+ * cciss_hba_release is called when the reference count
+ * of h->dev goes to zero.
+ */
+static void cciss_hba_release(struct device *dev)
+{
+	/*
+	 * nothing to do, but need this to avoid a warning
+	 * about not having a release handler from lib/kref.c.
+	 */
+}
 
 /*
  * Initialize sysfs entry for each controller.  This sets up and registers
@@ -609,6 +737,16 @@ static int cciss_create_hba_sysfs_entry(struct ctlr_info *h)
 static void cciss_destroy_hba_sysfs_entry(struct ctlr_info *h)
 {
 	device_del(&h->dev);
+	put_device(&h->dev); /* final put. */
+}
+
+/* cciss_device_release is called when the reference count
+ * of h->drv[x]dev goes to zero.
+ */
+static void cciss_device_release(struct device *dev)
+{
+	drive_info_struct *drv = to_drv(dev);
+	kfree(drv);
 }
 
 /*
@@ -617,24 +755,39 @@ static void cciss_destroy_hba_sysfs_entry(struct ctlr_info *h)
  * /sys/bus/pci/devices/<dev/ccis#/. We also create a link from
  * /sys/block/cciss!c#d# to this entry.
  */
-static int cciss_create_ld_sysfs_entry(struct ctlr_info *h,
-				       drive_info_struct *drv,
+static long cciss_create_ld_sysfs_entry(struct ctlr_info *h,
 				       int drv_index)
 {
-	device_initialize(&drv->dev);
-	drv->dev.type = &cciss_dev_type;
-	drv->dev.bus = &cciss_bus_type;
-	dev_set_name(&drv->dev, "c%dd%d", h->ctlr, drv_index);
-	drv->dev.parent = &h->dev;
-	return device_add(&drv->dev);
+	struct device *dev;
+
+	if (h->drv[drv_index]->device_initialized)
+		return 0;
+
+	dev = &h->drv[drv_index]->dev;
+	device_initialize(dev);
+	dev->type = &cciss_dev_type;
+	dev->bus = &cciss_bus_type;
+	dev_set_name(dev, "c%dd%d", h->ctlr, drv_index);
+	dev->parent = &h->dev;
+	h->drv[drv_index]->device_initialized = 1;
+	return device_add(dev);
 }
 
 /*
  * Remove sysfs entries for a logical drive.
  */
-static void cciss_destroy_ld_sysfs_entry(drive_info_struct *drv)
+static void cciss_destroy_ld_sysfs_entry(struct ctlr_info *h, int drv_index,
+	int ctlr_exiting)
 {
-	device_del(&drv->dev);
+	struct device *dev = &h->drv[drv_index]->dev;
+
+	/* special case for c*d0, we only destroy it on controller exit */
+	if (drv_index == 0 && !ctlr_exiting)
+		return;
+
+	device_del(dev);
+	put_device(dev); /* the "final" put. */
+	h->drv[drv_index] = NULL;
 }
 
 /*
@@ -751,7 +904,7 @@ static int cciss_open(struct block_device *bdev, fmode_t mode)
 	printk(KERN_DEBUG "cciss_open %s\n", bdev->bd_disk->disk_name);
 #endif				/* CCISS_DEBUG */
 
-	if (host->busy_initializing || drv->busy_configuring)
+	if (drv->busy_configuring)
 		return -EBUSY;
 	/*
 	 * Root is allowed to open raw volume zero even if it's not configured
@@ -767,7 +920,8 @@ static int cciss_open(struct block_device *bdev, fmode_t mode)
 			if (MINOR(bdev->bd_dev) & 0x0f) {
 				return -ENXIO;
 				/* if it is, make sure we have a LUN ID */
-			} else if (drv->LunID == 0) {
+			} else if (memcmp(drv->LunID, CTLR_LUNID,
+				sizeof(drv->LunID))) {
 				return -ENXIO;
 			}
 		}
@@ -1132,12 +1286,13 @@ static int cciss_ioctl(struct block_device *bdev, fmode_t mode,
 	case CCISS_DEREGDISK:
 	case CCISS_REGNEWD:
 	case CCISS_REVALIDVOLS:
-		return rebuild_lun_table(host, 0);
+		return rebuild_lun_table(host, 0, 1);
 
 	case CCISS_GETLUNINFO:{
 			LogvolInfo_struct luninfo;
 
-			luninfo.LunID = drv->LunID;
+			memcpy(&luninfo.LunID, drv->LunID,
+				sizeof(luninfo.LunID));
 			luninfo.num_opens = drv->usage_count;
 			luninfo.num_parts = 0;
 			if (copy_to_user(argp, &luninfo,
@@ -1475,7 +1630,10 @@ static void cciss_check_queues(ctlr_info_t *h)
 		/* make sure the disk has been added and the drive is real
 		 * because this can be called from the middle of init_one.
 		 */
-		if (!(h->drv[curr_queue].queue) || !(h->drv[curr_queue].heads))
+		if (!h->drv[curr_queue])
+			continue;
+		if (!(h->drv[curr_queue]->queue) ||
+			!(h->drv[curr_queue]->heads))
 			continue;
 		blk_start_queue(h->gendisk[curr_queue]->queue);
 
@@ -1532,13 +1690,11 @@ static void cciss_softirq_done(struct request *rq)
 	spin_unlock_irqrestore(&h->lock, flags);
 }
 
-static void log_unit_to_scsi3addr(ctlr_info_t *h, unsigned char scsi3addr[],
-	uint32_t log_unit)
+static inline void log_unit_to_scsi3addr(ctlr_info_t *h,
+	unsigned char scsi3addr[], uint32_t log_unit)
 {
-	log_unit = h->drv[log_unit].LunID & 0x03fff;
-	memset(&scsi3addr[4], 0, 4);
-	memcpy(&scsi3addr[0], &log_unit, 4);
-	scsi3addr[3] |= 0x40;
+	memcpy(scsi3addr, h->drv[log_unit]->LunID,
+		sizeof(h->drv[log_unit]->LunID));
 }
 
 /* This function gets the SCSI vendor, model, and revision of a logical drive
@@ -1615,16 +1771,23 @@ static void cciss_get_serial_no(int ctlr, int logvol, int withirq,
 	return;
 }
 
-static void cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
+/*
+ * cciss_add_disk sets up the block device queue for a logical drive
+ */
+static int cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
 				int drv_index)
 {
 	disk->queue = blk_init_queue(do_cciss_request, &h->lock);
+	if (!disk->queue)
+		goto init_queue_failure;
 	sprintf(disk->disk_name, "cciss/c%dd%d", h->ctlr, drv_index);
 	disk->major = h->major;
 	disk->first_minor = drv_index << NWD_SHIFT;
 	disk->fops = &cciss_fops;
-	disk->private_data = &h->drv[drv_index];
-	disk->driverfs_dev = &h->drv[drv_index].dev;
+	if (cciss_create_ld_sysfs_entry(h, drv_index))
+		goto cleanup_queue;
+	disk->private_data = h->drv[drv_index];
+	disk->driverfs_dev = &h->drv[drv_index]->dev;
 
 	/* Set up queue information */
 	blk_queue_bounce_limit(disk->queue, h->pdev->dma_mask);
@@ -1642,14 +1805,21 @@ static void cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
 	disk->queue->queuedata = h;
 
 	blk_queue_logical_block_size(disk->queue,
-				     h->drv[drv_index].block_size);
+				     h->drv[drv_index]->block_size);
 
 	/* Make sure all queue data is written out before */
-	/* setting h->drv[drv_index].queue, as setting this */
+	/* setting h->drv[drv_index]->queue, as setting this */
 	/* allows the interrupt handler to start the queue */
 	wmb();
-	h->drv[drv_index].queue = disk->queue;
+	h->drv[drv_index]->queue = disk->queue;
 	add_disk(disk);
+	return 0;
+
+cleanup_queue:
+	blk_cleanup_queue(disk->queue);
+	disk->queue = NULL;
+init_queue_failure:
+	return -1;
 }
 
 /* This function will check the usage_count of the drive to be updated/added.
@@ -1662,7 +1832,8 @@ static void cciss_add_disk(ctlr_info_t *h, struct gendisk *disk,
  * is also the controller node.  Any changes to disk 0 will show up on
  * the next reboot.
  */
-static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
+static void cciss_update_drive_info(int ctlr, int drv_index, int first_time,
+	int via_ioctl)
 {
 	ctlr_info_t *h = hba[ctlr];
 	struct gendisk *disk;
@@ -1672,21 +1843,13 @@ static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
 	unsigned long flags = 0;
 	int ret = 0;
 	drive_info_struct *drvinfo;
-	int was_only_controller_node;
 
 	/* Get information about the disk and modify the driver structure */
 	inq_buff = kmalloc(sizeof(InquiryData_struct), GFP_KERNEL);
-	drvinfo = kmalloc(sizeof(*drvinfo), GFP_KERNEL);
+	drvinfo = kzalloc(sizeof(*drvinfo), GFP_KERNEL);
 	if (inq_buff == NULL || drvinfo == NULL)
 		goto mem_msg;
 
-	/* See if we're trying to update the "controller node"
-	 * this will happen the when the first logical drive gets
-	 * created by ACU.
-	 */
-	was_only_controller_node = (drv_index == 0 &&
-				h->drv[0].raid_level == -1);
-
 	/* testing to see if 16-byte CDBs are already being used */
 	if (h->cciss_read == CCISS_READ_16) {
 		cciss_read_capacity_16(h->ctlr, drv_index, 1,
@@ -1719,16 +1882,19 @@ static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
 				drvinfo->model, drvinfo->rev);
 	cciss_get_serial_no(ctlr, drv_index, 1, drvinfo->serial_no,
 			sizeof(drvinfo->serial_no));
+	/* Save the lunid in case we deregister the disk, below. */
+	memcpy(drvinfo->LunID, h->drv[drv_index]->LunID,
+		sizeof(drvinfo->LunID));
 
 	/* Is it the same disk we already know, and nothing's changed? */
-	if (h->drv[drv_index].raid_level != -1 &&
+	if (h->drv[drv_index]->raid_level != -1 &&
 		((memcmp(drvinfo->serial_no,
-				h->drv[drv_index].serial_no, 16) == 0) &&
-		drvinfo->block_size == h->drv[drv_index].block_size &&
-		drvinfo->nr_blocks == h->drv[drv_index].nr_blocks &&
-		drvinfo->heads == h->drv[drv_index].heads &&
-		drvinfo->sectors == h->drv[drv_index].sectors &&
-		drvinfo->cylinders == h->drv[drv_index].cylinders))
+				h->drv[drv_index]->serial_no, 16) == 0) &&
+		drvinfo->block_size == h->drv[drv_index]->block_size &&
+		drvinfo->nr_blocks == h->drv[drv_index]->nr_blocks &&
+		drvinfo->heads == h->drv[drv_index]->heads &&
+		drvinfo->sectors == h->drv[drv_index]->sectors &&
+		drvinfo->cylinders == h->drv[drv_index]->cylinders))
 			/* The disk is unchanged, nothing to update */
 			goto freeret;
 
@@ -1738,18 +1904,17 @@ static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
 	 * If the disk already exists then deregister it before proceeding
 	 * (unless it's the first disk (for the controller node).
 	 */
-	if (h->drv[drv_index].raid_level != -1 && drv_index != 0) {
+	if (h->drv[drv_index]->raid_level != -1 && drv_index != 0) {
 		printk(KERN_WARNING "disk %d has changed.\n", drv_index);
 		spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
-		h->drv[drv_index].busy_configuring = 1;
+		h->drv[drv_index]->busy_configuring = 1;
 		spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
 
-		/* deregister_disk sets h->drv[drv_index].queue = NULL
+		/* deregister_disk sets h->drv[drv_index]->queue = NULL
 		 * which keeps the interrupt handler from starting
 		 * the queue.
 		 */
-		ret = deregister_disk(h, drv_index, 0);
-		h->drv[drv_index].busy_configuring = 0;
+		ret = deregister_disk(h, drv_index, 0, via_ioctl);
 	}
 
 	/* If the disk is in use return */
@@ -1757,22 +1922,31 @@ static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
 		goto freeret;
 
 	/* Save the new information from cciss_geometry_inquiry
-	 * and serial number inquiry.
+	 * and serial number inquiry.  If the disk was deregistered
+	 * above, then h->drv[drv_index] will be NULL.
 	 */
-	h->drv[drv_index].block_size = drvinfo->block_size;
-	h->drv[drv_index].nr_blocks = drvinfo->nr_blocks;
-	h->drv[drv_index].heads = drvinfo->heads;
-	h->drv[drv_index].sectors = drvinfo->sectors;
-	h->drv[drv_index].cylinders = drvinfo->cylinders;
-	h->drv[drv_index].raid_level = drvinfo->raid_level;
-	memcpy(h->drv[drv_index].serial_no, drvinfo->serial_no, 16);
-	memcpy(h->drv[drv_index].vendor, drvinfo->vendor, VENDOR_LEN + 1);
-	memcpy(h->drv[drv_index].model, drvinfo->model, MODEL_LEN + 1);
-	memcpy(h->drv[drv_index].rev, drvinfo->rev, REV_LEN + 1);
+	if (h->drv[drv_index] == NULL) {
+		drvinfo->device_initialized = 0;
+		h->drv[drv_index] = drvinfo;
+		drvinfo = NULL; /* so it won't be freed below. */
+	} else {
+		/* special case for cxd0 */
+		h->drv[drv_index]->block_size = drvinfo->block_size;
+		h->drv[drv_index]->nr_blocks = drvinfo->nr_blocks;
+		h->drv[drv_index]->heads = drvinfo->heads;
+		h->drv[drv_index]->sectors = drvinfo->sectors;
+		h->drv[drv_index]->cylinders = drvinfo->cylinders;
+		h->drv[drv_index]->raid_level = drvinfo->raid_level;
+		memcpy(h->drv[drv_index]->serial_no, drvinfo->serial_no, 16);
+		memcpy(h->drv[drv_index]->vendor, drvinfo->vendor,
+			VENDOR_LEN + 1);
+		memcpy(h->drv[drv_index]->model, drvinfo->model, MODEL_LEN + 1);
+		memcpy(h->drv[drv_index]->rev, drvinfo->rev, REV_LEN + 1);
+	}
 
 	++h->num_luns;
 	disk = h->gendisk[drv_index];
-	set_capacity(disk, h->drv[drv_index].nr_blocks);
+	set_capacity(disk, h->drv[drv_index]->nr_blocks);
 
 	/* If it's not disk 0 (drv_index != 0)
 	 * or if it was disk 0, but there was previously
@@ -1780,8 +1954,15 @@ static void cciss_update_drive_info(int ctlr, int drv_index, int first_time)
 	 * (raid_leve == -1) then we want to update the
 	 * logical drive's information.
 	 */
-	if (drv_index || first_time)
-		cciss_add_disk(h, disk, drv_index);
+	if (drv_index || first_time) {
+		if (cciss_add_disk(h, disk, drv_index) != 0) {
+			cciss_free_gendisk(h, drv_index);
+			cciss_free_drive_info(h, drv_index);
+			printk(KERN_WARNING "cciss:%d could not update "
+				"disk %d\n", h->ctlr, drv_index);
+			--h->num_luns;
+		}
+	}
 
 freeret:
 	kfree(inq_buff);
@@ -1793,28 +1974,70 @@ mem_msg:
 }
 
 /* This function will find the first index of the controllers drive array
- * that has a -1 for the raid_level and will return that index.  This is
- * where new drives will be added.  If the index to be returned is greater
- * than the highest_lun index for the controller then highest_lun is set
- * to this new index.  If there are no available indexes then -1 is returned.
- * "controller_node" is used to know if this is a real logical drive, or just
- * the controller node, which determines if this counts towards highest_lun.
+ * that has a null drv pointer and allocate the drive info struct and
+ * will return that index   This is where new drives will be added.
+ * If the index to be returned is greater than the highest_lun index for
+ * the controller then highest_lun is set * to this new index.
+ * If there are no available indexes or if tha allocation fails, then -1
+ * is returned.  * "controller_node" is used to know if this is a real
+ * logical drive, or just the controller node, which determines if this
+ * counts towards highest_lun.
  */
-static int cciss_find_free_drive_index(int ctlr, int controller_node)
+static int cciss_alloc_drive_info(ctlr_info_t *h, int controller_node)
 {
 	int i;
+	drive_info_struct *drv;
 
+	/* Search for an empty slot for our drive info */
 	for (i = 0; i < CISS_MAX_LUN; i++) {
-		if (hba[ctlr]->drv[i].raid_level == -1) {
-			if (i > hba[ctlr]->highest_lun)
-				if (!controller_node)
-					hba[ctlr]->highest_lun = i;
+
+		/* if not cxd0 case, and it's occupied, skip it. */
+		if (h->drv[i] && i != 0)
+			continue;
+		/*
+		 * If it's cxd0 case, and drv is alloc'ed already, and a
+		 * disk is configured there, skip it.
+		 */
+		if (i == 0 && h->drv[i] && h->drv[i]->raid_level != -1)
+			continue;
+
+		/*
+		 * We've found an empty slot.  Update highest_lun
+		 * provided this isn't just the fake cxd0 controller node.
+		 */
+		if (i > h->highest_lun && !controller_node)
+			h->highest_lun = i;
+
+		/* If adding a real disk at cxd0, and it's already alloc'ed */
+		if (i == 0 && h->drv[i] != NULL)
 			return i;
-		}
+
+		/*
+		 * Found an empty slot, not already alloc'ed.  Allocate it.
+		 * Mark it with raid_level == -1, so we know it's new later on.
+		 */
+		drv = kzalloc(sizeof(*drv), GFP_KERNEL);
+		if (!drv)
+			return -1;
+		drv->raid_level = -1; /* so we know it's new */
+		h->drv[i] = drv;
+		return i;
 	}
 	return -1;
 }
 
+static void cciss_free_drive_info(ctlr_info_t *h, int drv_index)
+{
+	kfree(h->drv[drv_index]);
+	h->drv[drv_index] = NULL;
+}
+
+static void cciss_free_gendisk(ctlr_info_t *h, int drv_index)
+{
+	put_disk(h->gendisk[drv_index]);
+	h->gendisk[drv_index] = NULL;
+}
+
 /* cciss_add_gendisk finds a free hba[]->drv structure
  * and allocates a gendisk if needed, and sets the lunid
  * in the drvinfo structure.   It returns the index into
@@ -1824,13 +2047,15 @@ static int cciss_find_free_drive_index(int ctlr, int controller_node)
  * a means to talk to the controller in case no logical
  * drives have yet been configured.
  */
-static int cciss_add_gendisk(ctlr_info_t *h, __u32 lunid, int controller_node)
+static int cciss_add_gendisk(ctlr_info_t *h, unsigned char lunid[],
+	int controller_node)
 {
 	int drv_index;
 
-	drv_index = cciss_find_free_drive_index(h->ctlr, controller_node);
+	drv_index = cciss_alloc_drive_info(h, controller_node);
 	if (drv_index == -1)
 		return -1;
+
 	/*Check if the gendisk needs to be allocated */
 	if (!h->gendisk[drv_index]) {
 		h->gendisk[drv_index] =
@@ -1839,23 +2064,24 @@ static int cciss_add_gendisk(ctlr_info_t *h, __u32 lunid, int controller_node)
 			printk(KERN_ERR "cciss%d: could not "
 				"allocate a new disk %d\n",
 				h->ctlr, drv_index);
-			return -1;
+			goto err_free_drive_info;
 		}
 	}
-	h->drv[drv_index].LunID = lunid;
-	if (cciss_create_ld_sysfs_entry(h, &h->drv[drv_index], drv_index))
+	memcpy(h->drv[drv_index]->LunID, lunid,
+		sizeof(h->drv[drv_index]->LunID));
+	if (cciss_create_ld_sysfs_entry(h, drv_index))
 		goto err_free_disk;
-
 	/* Don't need to mark this busy because nobody */
 	/* else knows about this disk yet to contend */
 	/* for access to it. */
-	h->drv[drv_index].busy_configuring = 0;
+	h->drv[drv_index]->busy_configuring = 0;
 	wmb();
 	return drv_index;
 
 err_free_disk:
-	put_disk(h->gendisk[drv_index]);
-	h->gendisk[drv_index] = NULL;
+	cciss_free_gendisk(h, drv_index);
+err_free_drive_info:
+	cciss_free_drive_info(h, drv_index);
 	return -1;
 }
 
@@ -1872,21 +2098,25 @@ static void cciss_add_controller_node(ctlr_info_t *h)
 	if (h->gendisk[0] != NULL) /* already did this? Then bail. */
 		return;
 
-	drv_index = cciss_add_gendisk(h, 0, 1);
-	if (drv_index == -1) {
-		printk(KERN_WARNING "cciss%d: could not "
-			"add disk 0.\n", h->ctlr);
-		return;
-	}
-	h->drv[drv_index].block_size = 512;
-	h->drv[drv_index].nr_blocks = 0;
-	h->drv[drv_index].heads = 0;
-	h->drv[drv_index].sectors = 0;
-	h->drv[drv_index].cylinders = 0;
-	h->drv[drv_index].raid_level = -1;
-	memset(h->drv[drv_index].serial_no, 0, 16);
+	drv_index = cciss_add_gendisk(h, CTLR_LUNID, 1);
+	if (drv_index == -1)
+		goto error;
+	h->drv[drv_index]->block_size = 512;
+	h->drv[drv_index]->nr_blocks = 0;
+	h->drv[drv_index]->heads = 0;
+	h->drv[drv_index]->sectors = 0;
+	h->drv[drv_index]->cylinders = 0;
+	h->drv[drv_index]->raid_level = -1;
+	memset(h->drv[drv_index]->serial_no, 0, 16);
 	disk = h->gendisk[drv_index];
-	cciss_add_disk(h, disk, drv_index);
+	if (cciss_add_disk(h, disk, drv_index) == 0)
+		return;
+	cciss_free_gendisk(h, drv_index);
+	cciss_free_drive_info(h, drv_index);
+error:
+	printk(KERN_WARNING "cciss%d: could not "
+		"add disk 0.\n", h->ctlr);
+	return;
 }
 
 /* This function will add and remove logical drives from the Logical
@@ -1897,7 +2127,8 @@ static void cciss_add_controller_node(ctlr_info_t *h)
  * INPUT
  * h		= The controller to perform the operations on
  */
-static int rebuild_lun_table(ctlr_info_t *h, int first_time)
+static int rebuild_lun_table(ctlr_info_t *h, int first_time,
+	int via_ioctl)
 {
 	int ctlr = h->ctlr;
 	int num_luns;
@@ -1907,7 +2138,7 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 	int i;
 	int drv_found;
 	int drv_index = 0;
-	__u32 lunid = 0;
+	unsigned char lunid[8] = CTLR_LUNID;
 	unsigned long flags;
 
 	if (!capable(CAP_SYS_RAWIO))
@@ -1960,13 +2191,13 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 		drv_found = 0;
 
 		/* skip holes in the array from already deleted drives */
-		if (h->drv[i].raid_level == -1)
+		if (h->drv[i] == NULL)
 			continue;
 
 		for (j = 0; j < num_luns; j++) {
-			memcpy(&lunid, &ld_buff->LUN[j][0], 4);
-			lunid = le32_to_cpu(lunid);
-			if (h->drv[i].LunID == lunid) {
+			memcpy(lunid, &ld_buff->LUN[j][0], sizeof(lunid));
+			if (memcmp(h->drv[i]->LunID, lunid,
+				sizeof(lunid)) == 0) {
 				drv_found = 1;
 				break;
 			}
@@ -1974,11 +2205,11 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 		if (!drv_found) {
 			/* Deregister it from the OS, it's gone. */
 			spin_lock_irqsave(CCISS_LOCK(h->ctlr), flags);
-			h->drv[i].busy_configuring = 1;
+			h->drv[i]->busy_configuring = 1;
 			spin_unlock_irqrestore(CCISS_LOCK(h->ctlr), flags);
-			return_code = deregister_disk(h, i, 1);
-			cciss_destroy_ld_sysfs_entry(&h->drv[i]);
-			h->drv[i].busy_configuring = 0;
+			return_code = deregister_disk(h, i, 1, via_ioctl);
+			if (h->drv[i] != NULL)
+				h->drv[i]->busy_configuring = 0;
 		}
 	}
 
@@ -1992,17 +2223,16 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 
 		drv_found = 0;
 
-		memcpy(&lunid, &ld_buff->LUN[i][0], 4);
-		lunid = le32_to_cpu(lunid);
-
+		memcpy(lunid, &ld_buff->LUN[i][0], sizeof(lunid));
 		/* Find if the LUN is already in the drive array
 		 * of the driver.  If so then update its info
 		 * if not in use.  If it does not exist then find
 		 * the first free index and add it.
 		 */
 		for (j = 0; j <= h->highest_lun; j++) {
-			if (h->drv[j].raid_level != -1 &&
-				h->drv[j].LunID == lunid) {
+			if (h->drv[j] != NULL &&
+				memcmp(h->drv[j]->LunID, lunid,
+					sizeof(h->drv[j]->LunID)) == 0) {
 				drv_index = j;
 				drv_found = 1;
 				break;
@@ -2015,7 +2245,8 @@ static int rebuild_lun_table(ctlr_info_t *h, int first_time)
 			if (drv_index == -1)
 				goto freeret;
 		}
-		cciss_update_drive_info(ctlr, drv_index, first_time);
+		cciss_update_drive_info(ctlr, drv_index, first_time,
+			via_ioctl);
 	}		/* end for */
 
 freeret:
@@ -2032,6 +2263,25 @@ mem_msg:
 	goto freeret;
 }
 
+static void cciss_clear_drive_info(drive_info_struct *drive_info)
+{
+	/* zero out the disk size info */
+	drive_info->nr_blocks = 0;
+	drive_info->block_size = 0;
+	drive_info->heads = 0;
+	drive_info->sectors = 0;
+	drive_info->cylinders = 0;
+	drive_info->raid_level = -1;
+	memset(drive_info->serial_no, 0, sizeof(drive_info->serial_no));
+	memset(drive_info->model, 0, sizeof(drive_info->model));
+	memset(drive_info->rev, 0, sizeof(drive_info->rev));
+	memset(drive_info->vendor, 0, sizeof(drive_info->vendor));
+	/*
+	 * don't clear the LUNID though, we need to remember which
+	 * one this one is.
+	 */
+}
+
 /* This function will deregister the disk and it's queue from the
  * kernel.  It must be called with the controller lock held and the
  * drv structures busy_configuring flag set.  It's parameters are:
@@ -2046,43 +2296,48 @@ mem_msg:
  *             the disk in preparation for re-adding it.  In this case
  *             the highest_lun should be left unchanged and the LunID
  *             should not be cleared.
+ * via_ioctl
+ *    This indicates whether we've reached this path via ioctl.
+ *    This affects the maximum usage count allowed for c0d0 to be messed with.
+ *    If this path is reached via ioctl(), then the max_usage_count will
+ *    be 1, as the process calling ioctl() has got to have the device open.
+ *    If we get here via sysfs, then the max usage count will be zero.
 */
 static int deregister_disk(ctlr_info_t *h, int drv_index,
-			   int clear_all)
+			   int clear_all, int via_ioctl)
 {
 	int i;
 	struct gendisk *disk;
 	drive_info_struct *drv;
+	int recalculate_highest_lun;
 
 	if (!capable(CAP_SYS_RAWIO))
 		return -EPERM;
 
-	drv = &h->drv[drv_index];
+	drv = h->drv[drv_index];
 	disk = h->gendisk[drv_index];
 
 	/* make sure logical volume is NOT is use */
 	if (clear_all || (h->gendisk[0] == disk)) {
-		if (drv->usage_count > 1)
+		if (drv->usage_count > via_ioctl)
 			return -EBUSY;
 	} else if (drv->usage_count > 0)
 		return -EBUSY;
 
+	recalculate_highest_lun = (drv == h->drv[h->highest_lun]);
+
 	/* invalidate the devices and deregister the disk.  If it is disk
 	 * zero do not deregister it but just zero out it's values.  This
 	 * allows us to delete disk zero but keep the controller registered.
 	 */
 	if (h->gendisk[0] != disk) {
 		struct request_queue *q = disk->queue;
-		if (disk->flags & GENHD_FL_UP)
+		if (disk->flags & GENHD_FL_UP) {
+			cciss_destroy_ld_sysfs_entry(h, drv_index, 0);
 			del_gendisk(disk);
-		if (q) {
-			blk_cleanup_queue(q);
-			/* Set drv->queue to NULL so that we do not try
-			 * to call blk_start_queue on this queue in the
-			 * interrupt handler
-			 */
-			drv->queue = NULL;
 		}
+		if (q)
+			blk_cleanup_queue(q);
 		/* If clear_all is set then we are deleting the logical
 		 * drive, not just refreshing its info.  For drives
 		 * other than disk 0 we will call put_disk.  We do not
@@ -2105,34 +2360,20 @@ static int deregister_disk(ctlr_info_t *h, int drv_index,
 		}
 	} else {
 		set_capacity(disk, 0);
+		cciss_clear_drive_info(drv);
 	}
 
 	--h->num_luns;
-	/* zero out the disk size info */
-	drv->nr_blocks = 0;
-	drv->block_size = 0;
-	drv->heads = 0;
-	drv->sectors = 0;
-	drv->cylinders = 0;
-	drv->raid_level = -1;	/* This can be used as a flag variable to
-				 * indicate that this element of the drive
-				 * array is free.
-				 */
-
-	if (clear_all) {
-		/* check to see if it was the last disk */
-		if (drv == h->drv + h->highest_lun) {
-			/* if so, find the new hightest lun */
-			int i, newhighest = -1;
-			for (i = 0; i <= h->highest_lun; i++) {
-				/* if the disk has size > 0, it is available */
-				if (h->drv[i].heads)
-					newhighest = i;
-			}
-			h->highest_lun = newhighest;
-		}
 
-		drv->LunID = 0;
+	/* if it was the last disk, find the new hightest lun */
+	if (clear_all && recalculate_highest_lun) {
+		int i, newhighest = -1;
+		for (i = 0; i <= h->highest_lun; i++) {
+			/* if the disk has size > 0, it is available */
+			if (h->drv[i] && h->drv[i]->heads)
+				newhighest = i;
+		}
+		h->highest_lun = newhighest;
 	}
 	return 0;
 }
@@ -2479,8 +2720,6 @@ static void cciss_geometry_inquiry(int ctlr, int logvol,
 	} else {		/* Get geometry failed */
 		printk(KERN_WARNING "cciss: reading geometry failed\n");
 	}
-	printk(KERN_INFO "      heads=%d, sectors=%d, cylinders=%d\n\n",
-	       drv->heads, drv->sectors, drv->cylinders);
 }
 
 static void
@@ -2514,9 +2753,6 @@ cciss_read_capacity(int ctlr, int logvol, int withirq, sector_t *total_size,
 		*total_size = 0;
 		*block_size = BLOCK_SIZE;
 	}
-	if (*total_size != 0)
-		printk(KERN_INFO "      blocks= %llu block_size= %d\n",
-		(unsigned long long)*total_size+1, *block_size);
 	kfree(buf);
 }
 
@@ -2568,7 +2804,8 @@ static int cciss_revalidate(struct gendisk *disk)
 	InquiryData_struct *inq_buff = NULL;
 
 	for (logvol = 0; logvol < CISS_MAX_LUN; logvol++) {
-		if (h->drv[logvol].LunID == drv->LunID) {
+		if (memcmp(h->drv[logvol]->LunID, drv->LunID,
+			sizeof(drv->LunID)) == 0) {
 			FOUND = 1;
 			break;
 		}
@@ -3053,8 +3290,7 @@ static void do_cciss_request(struct request_queue *q)
 	/* The first 2 bits are reserved for controller error reporting. */
 	c->Header.Tag.lower = (c->cmdindex << 3);
 	c->Header.Tag.lower |= 0x04;	/* flag for direct lookup. */
-	c->Header.LUN.LogDev.VolId = drv->LunID;
-	c->Header.LUN.LogDev.Mode = 1;
+	memcpy(&c->Header.LUN, drv->LunID, sizeof(drv->LunID));
 	c->Request.CDBLen = 10;	// 12 byte commands not in FW yet;
 	c->Request.Type.Type = TYPE_CMD;	// It is a command.
 	c->Request.Type.Attribute = ATTR_SIMPLE;
@@ -3232,20 +3468,121 @@ static irqreturn_t do_cciss_intr(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
+/**
+ * add_to_scan_list() - add controller to rescan queue
+ * @h:		      Pointer to the controller.
+ *
+ * Adds the controller to the rescan queue if not already on the queue.
+ *
+ * returns 1 if added to the queue, 0 if skipped (could be on the
+ * queue already, or the controller could be initializing or shutting
+ * down).
+ **/
+static int add_to_scan_list(struct ctlr_info *h)
+{
+	struct ctlr_info *test_h;
+	int found = 0;
+	int ret = 0;
+
+	if (h->busy_initializing)
+		return 0;
+
+	if (!mutex_trylock(&h->busy_shutting_down))
+		return 0;
+
+	mutex_lock(&scan_mutex);
+	list_for_each_entry(test_h, &scan_q, scan_list) {
+		if (test_h == h) {
+			found = 1;
+			break;
+		}
+	}
+	if (!found && !h->busy_scanning) {
+		INIT_COMPLETION(h->scan_wait);
+		list_add_tail(&h->scan_list, &scan_q);
+		ret = 1;
+	}
+	mutex_unlock(&scan_mutex);
+	mutex_unlock(&h->busy_shutting_down);
+
+	return ret;
+}
+
+/**
+ * remove_from_scan_list() - remove controller from rescan queue
+ * @h:			   Pointer to the controller.
+ *
+ * Removes the controller from the rescan queue if present. Blocks if
+ * the controller is currently conducting a rescan.
+ **/
+static void remove_from_scan_list(struct ctlr_info *h)
+{
+	struct ctlr_info *test_h, *tmp_h;
+	int scanning = 0;
+
+	mutex_lock(&scan_mutex);
+	list_for_each_entry_safe(test_h, tmp_h, &scan_q, scan_list) {
+		if (test_h == h) {
+			list_del(&h->scan_list);
+			complete_all(&h->scan_wait);
+			mutex_unlock(&scan_mutex);
+			return;
+		}
+	}
+	if (&h->busy_scanning)
+		scanning = 0;
+	mutex_unlock(&scan_mutex);
+
+	if (scanning)
+		wait_for_completion(&h->scan_wait);
+}
+
+/**
+ * scan_thread() - kernel thread used to rescan controllers
+ * @data:	 Ignored.
+ *
+ * A kernel thread used scan for drive topology changes on
+ * controllers. The thread processes only one controller at a time
+ * using a queue.  Controllers are added to the queue using
+ * add_to_scan_list() and removed from the queue either after done
+ * processing or using remove_from_scan_list().
+ *
+ * returns 0.
+ **/
 static int scan_thread(void *data)
 {
-	ctlr_info_t *h = data;
-	int rc;
-	DECLARE_COMPLETION_ONSTACK(wait);
-	h->rescan_wait = &wait;
+	struct ctlr_info *h;
 
-	for (;;) {
-		rc = wait_for_completion_interruptible(&wait);
+	while (1) {
+		set_current_state(TASK_INTERRUPTIBLE);
+		schedule();
 		if (kthread_should_stop())
 			break;
-		if (!rc)
-			rebuild_lun_table(h, 0);
+
+		while (1) {
+			mutex_lock(&scan_mutex);
+			if (list_empty(&scan_q)) {
+				mutex_unlock(&scan_mutex);
+				break;
+			}
+
+			h = list_entry(scan_q.next,
+				       struct ctlr_info,
+				       scan_list);
+			list_del(&h->scan_list);
+			h->busy_scanning = 1;
+			mutex_unlock(&scan_mutex);
+
+			if (h) {
+				rebuild_lun_table(h, 0, 0);
+				complete_all(&h->scan_wait);
+				mutex_lock(&scan_mutex);
+				h->busy_scanning = 0;
+				mutex_unlock(&scan_mutex);
+			}
+		}
 	}
+
 	return 0;
 }
 
@@ -3268,8 +3605,8 @@ static int check_for_unit_attention(ctlr_info_t *h, CommandList_struct *c)
 	case REPORT_LUNS_CHANGED:
 		printk(KERN_WARNING "cciss%d: report LUN data "
 			"changed\n", h->ctlr);
-		if (h->rescan_wait)
-			complete(h->rescan_wait);
+		add_to_scan_list(h);
+		wake_up_process(cciss_scan_thread);
 		return 1;
 	break;
 	case POWER_OR_RESET:
@@ -3422,7 +3759,27 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 	__u64 cfg_offset;
 	__u32 cfg_base_addr;
 	__u64 cfg_base_addr_index;
-	int i, err;
+	int i, prod_index, err;
+
+	subsystem_vendor_id = pdev->subsystem_vendor;
+	subsystem_device_id = pdev->subsystem_device;
+	board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) |
+		    subsystem_vendor_id);
+
+	for (i = 0; i < ARRAY_SIZE(products); i++) {
+		/* Stand aside for hpsa driver on request */
+		if (cciss_allow_hpsa && products[i].board_id == HPSA_BOUNDARY)
+			return -ENODEV;
+		if (board_id == products[i].board_id)
+			break;
+	}
+	prod_index = i;
+	if (prod_index == ARRAY_SIZE(products)) {
+		dev_warn(&pdev->dev,
+			"unrecognized board ID: 0x%08lx, ignoring.\n",
+			(unsigned long) board_id);
+		return -ENODEV;
+	}
 
 	/* check to see if controller has been disabled */
 	/* BEFORE trying to enable it */
@@ -3446,11 +3803,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 		return err;
 	}
 
-	subsystem_vendor_id = pdev->subsystem_vendor;
-	subsystem_device_id = pdev->subsystem_device;
-	board_id = (((__u32) (subsystem_device_id << 16) & 0xffff0000) |
-		    subsystem_vendor_id);
-
 #ifdef CCISS_DEBUG
 	printk("command = %x\n", command);
 	printk("irq = %x\n", pdev->irq);
@@ -3489,7 +3841,7 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 		if (scratchpad == CCISS_FIRMWARE_READY)
 			break;
 		set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(HZ / 10);	/* wait 100ms */
+		schedule_timeout(msecs_to_jiffies(100));	/* wait 100ms */
 	}
 	if (scratchpad != CCISS_FIRMWARE_READY) {
 		printk(KERN_WARNING "cciss: Board not ready.  Timed out.\n");
@@ -3536,14 +3888,9 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 	 * leave a little room for ioctl calls.
 	 */
 	c->max_commands = readl(&(c->cfgtable->CmdsOutMax));
-	for (i = 0; i < ARRAY_SIZE(products); i++) {
-		if (board_id == products[i].board_id) {
-			c->product_name = products[i].product_name;
-			c->access = *(products[i].access);
-			c->nr_cmds = c->max_commands - 4;
-			break;
-		}
-	}
+	c->product_name = products[prod_index].product_name;
+	c->access = *(products[prod_index].access);
+	c->nr_cmds = c->max_commands - 4;
 	if ((readb(&c->cfgtable->Signature[0]) != 'C') ||
 	    (readb(&c->cfgtable->Signature[1]) != 'I') ||
 	    (readb(&c->cfgtable->Signature[2]) != 'S') ||
@@ -3552,27 +3899,6 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 		err = -ENODEV;
 		goto err_out_free_res;
 	}
-	/* We didn't find the controller in our list. We know the
-	 * signature is valid. If it's an HP device let's try to
-	 * bind to the device and fire it up. Otherwise we bail.
-	 */
-	if (i == ARRAY_SIZE(products)) {
-		if (subsystem_vendor_id == PCI_VENDOR_ID_HP) {
-			c->product_name = products[i-1].product_name;
-			c->access = *(products[i-1].access);
-			c->nr_cmds = c->max_commands - 4;
-			printk(KERN_WARNING "cciss: This is an unknown "
-				"Smart Array controller.\n"
-				"cciss: Please update to the latest driver "
-				"available from www.hp.com.\n");
-		} else {
-			printk(KERN_WARNING "cciss: Sorry, I don't know how"
-				" to access the Smart Array controller %08lx\n"
-					, (unsigned long)board_id);
-			err = -ENODEV;
-			goto err_out_free_res;
-		}
-	}
 #ifdef CONFIG_X86
 	{
 		/* Need to enable prefetch in the SCSI core for 6400 in x86 */
@@ -3615,7 +3941,7 @@ static int __devinit cciss_pci_init(ctlr_info_t *c, struct pci_dev *pdev)
 			break;
 		/* delay and try again */
 		set_current_state(TASK_INTERRUPTIBLE);
-		schedule_timeout(10);
+		schedule_timeout(msecs_to_jiffies(1));
 	}
 
 #ifdef CCISS_DEBUG
@@ -3669,15 +3995,16 @@ Enomem:
 	return -1;
 }
 
-static void free_hba(int i)
+static void free_hba(int n)
 {
-	ctlr_info_t *p = hba[i];
-	int n;
+	ctlr_info_t *h = hba[n];
+	int i;
 
-	hba[i] = NULL;
-	for (n = 0; n < CISS_MAX_LUN; n++)
-		put_disk(p->gendisk[n]);
-	kfree(p);
+	hba[n] = NULL;
+	for (i = 0; i < h->highest_lun + 1; i++)
+		if (h->gendisk[i] != NULL)
+			put_disk(h->gendisk[i]);
+	kfree(h);
 }
 
 /* Send a message CDB to the firmware. */
@@ -3918,14 +4245,17 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 	hba[i]->busy_initializing = 1;
 	INIT_HLIST_HEAD(&hba[i]->cmpQ);
 	INIT_HLIST_HEAD(&hba[i]->reqQ);
+	mutex_init(&hba[i]->busy_shutting_down);
 
 	if (cciss_pci_init(hba[i], pdev) != 0)
-		goto clean0;
+		goto clean_no_release_regions;
 
 	sprintf(hba[i]->devname, "cciss%d", i);
 	hba[i]->ctlr = i;
 	hba[i]->pdev = pdev;
 
+	init_completion(&hba[i]->scan_wait);
+
 	if (cciss_create_hba_sysfs_entry(hba[i]))
 		goto clean0;
 
@@ -4001,8 +4331,7 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 	hba[i]->num_luns = 0;
 	hba[i]->highest_lun = -1;
 	for (j = 0; j < CISS_MAX_LUN; j++) {
-		hba[i]->drv[j].raid_level = -1;
-		hba[i]->drv[j].queue = NULL;
+		hba[i]->drv[j] = NULL;
 		hba[i]->gendisk[j] = NULL;
 	}
 
@@ -4035,14 +4364,8 @@ static int __devinit cciss_init_one(struct pci_dev *pdev,
 
 	hba[i]->cciss_max_sectors = 2048;
 
+	rebuild_lun_table(hba[i], 1, 0);
 	hba[i]->busy_initializing = 0;
-
-	rebuild_lun_table(hba[i], 1);
-	hba[i]->cciss_scan_thread = kthread_run(scan_thread, hba[i],
-				"cciss_scan%02d", i);
-	if (IS_ERR(hba[i]->cciss_scan_thread))
-		return PTR_ERR(hba[i]->cciss_scan_thread);
-
 	return 1;
 
 clean4:
@@ -4062,18 +4385,14 @@ clean2:
 clean1:
 	cciss_destroy_hba_sysfs_entry(hba[i]);
 clean0:
+	pci_release_regions(pdev);
+clean_no_release_regions:
 	hba[i]->busy_initializing = 0;
-	/* cleanup any queues that may have been initialized */
-	for (j=0; j <= hba[i]->highest_lun; j++){
-		drive_info_struct *drv = &(hba[i]->drv[j]);
-		if (drv->queue)
-			blk_cleanup_queue(drv->queue);
-	}
+
 	/*
 	 * Deliberately omit pci_disable_device(): it does something nasty to
 	 * Smart Array controllers that pci_enable_device does not undo
 	 */
-	pci_release_regions(pdev);
 	pci_set_drvdata(pdev, NULL);
 	free_hba(i);
 	return -1;
@@ -4125,8 +4444,9 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
 		return;
 	}
 
-	kthread_stop(hba[i]->cciss_scan_thread);
+	mutex_lock(&hba[i]->busy_shutting_down);
 
+	remove_from_scan_list(hba[i]);
 	remove_proc_entry(hba[i]->devname, proc_cciss);
 	unregister_blkdev(hba[i]->major, hba[i]->devname);
 
@@ -4136,8 +4456,10 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
 		if (disk) {
 			struct request_queue *q = disk->queue;
 
-			if (disk->flags & GENHD_FL_UP)
+			if (disk->flags & GENHD_FL_UP) {
+				cciss_destroy_ld_sysfs_entry(hba[i], j, 1);
 				del_gendisk(disk);
+			}
 			if (q)
 				blk_cleanup_queue(q);
 		}
@@ -4170,6 +4492,7 @@ static void __devexit cciss_remove_one(struct pci_dev *pdev)
 	pci_release_regions(pdev);
 	pci_set_drvdata(pdev, NULL);
 	cciss_destroy_hba_sysfs_entry(hba[i]);
+	mutex_unlock(&hba[i]->busy_shutting_down);
 	free_hba(i);
 }
 
@@ -4202,15 +4525,25 @@ static int __init cciss_init(void)
 	if (err)
 		return err;
 
+	/* Start the scan thread */
+	cciss_scan_thread = kthread_run(scan_thread, NULL, "cciss_scan");
+	if (IS_ERR(cciss_scan_thread)) {
+		err = PTR_ERR(cciss_scan_thread);
+		goto err_bus_unregister;
+	}
+
 	/* Register for our PCI devices */
 	err = pci_register_driver(&cciss_pci_driver);
 	if (err)
-		goto err_bus_register;
+		goto err_thread_stop;
 
-	return 0;
+	return err;
 
-err_bus_register:
+err_thread_stop:
+	kthread_stop(cciss_scan_thread);
+err_bus_unregister:
 	bus_unregister(&cciss_bus_type);
+
 	return err;
 }
 
@@ -4227,6 +4560,7 @@ static void __exit cciss_cleanup(void)
 			cciss_remove_one(hba[i]->pdev);
 		}
 	}
+	kthread_stop(cciss_scan_thread);
 	remove_proc_entry("driver/cciss", NULL);
 	bus_unregister(&cciss_bus_type);
 }
diff --git a/drivers/block/cciss.h b/drivers/block/cciss.h
index 06a5db25b298..31524cf42c77 100644
--- a/drivers/block/cciss.h
+++ b/drivers/block/cciss.h
@@ -2,6 +2,7 @@
 #define CCISS_H
 
 #include <linux/genhd.h>
+#include <linux/mutex.h>
 
 #include "cciss_cmd.h"
 
@@ -29,7 +30,7 @@ struct access_method {
 };
 typedef struct _drive_info_struct
 {
- 	__u32   LunID;	
+	unsigned char LunID[8];
 	int 	usage_count;
 	struct request_queue *queue;
 	sector_t nr_blocks;
@@ -51,6 +52,7 @@ typedef struct _drive_info_struct
 	char vendor[VENDOR_LEN + 1]; /* SCSI vendor string */
 	char model[MODEL_LEN + 1];   /* SCSI model string */
 	char rev[REV_LEN + 1];       /* SCSI revision string */
+	char device_initialized;     /* indicates whether dev is initialized */
 } drive_info_struct;
 
 struct ctlr_info 
@@ -86,7 +88,7 @@ struct ctlr_info
 	BYTE	cciss_read_capacity;
 
 	// information about each logical volume
-	drive_info_struct drv[CISS_MAX_LUN];
+	drive_info_struct *drv[CISS_MAX_LUN];
 
 	struct access_method access;
 
@@ -108,6 +110,8 @@ struct ctlr_info
 	int			nr_frees; 
 	int			busy_configuring;
 	int			busy_initializing;
+	int			busy_scanning;
+	struct mutex		busy_shutting_down;
 
 	/* This element holds the zero based queue number of the last
 	 * queue to be started.  It is used for fairness.
@@ -122,8 +126,8 @@ struct ctlr_info
 	/* and saved for later processing */
 #endif
 	unsigned char alive;
-	struct completion *rescan_wait;
-	struct task_struct *cciss_scan_thread;
+	struct list_head scan_list;
+	struct completion scan_wait;
 	struct device dev;
 };
 
diff --git a/drivers/block/cpqarray.c b/drivers/block/cpqarray.c
index 44fa2018f6b0..6422651ec364 100644
--- a/drivers/block/cpqarray.c
+++ b/drivers/block/cpqarray.c
@@ -32,6 +32,7 @@
 #include <linux/blkpg.h>
 #include <linux/timer.h>
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <linux/init.h>
 #include <linux/hdreg.h>
 #include <linux/spinlock.h>
@@ -177,7 +178,6 @@ static int cpqarray_register_ctlr(int ctlr, struct pci_dev *pdev);
 
 #ifdef CONFIG_PROC_FS
 static void ida_procinit(int i);
-static int ida_proc_get_info(char *buffer, char **start, off_t offset, int length, int *eof, void *data);
 #else
 static void ida_procinit(int i) {}
 #endif
@@ -193,7 +193,7 @@ static inline ctlr_info_t *get_host(struct gendisk *disk)
 }
 
 
-static struct block_device_operations ida_fops  = {
+static const struct block_device_operations ida_fops  = {
 	.owner		= THIS_MODULE,
 	.open		= ida_open,
 	.release	= ida_release,
@@ -206,6 +206,7 @@ static struct block_device_operations ida_fops  = {
 #ifdef CONFIG_PROC_FS
 
 static struct proc_dir_entry *proc_array;
+static const struct file_operations ida_proc_fops;
 
 /*
  * Get us a file in /proc/array that says something about each controller.
@@ -218,19 +219,16 @@ static void __init ida_procinit(int i)
 		if (!proc_array) return;
 	}
 
-	create_proc_read_entry(hba[i]->devname, 0, proc_array,
-			       ida_proc_get_info, hba[i]);
+	proc_create_data(hba[i]->devname, 0, proc_array, &ida_proc_fops, hba[i]);
 }
 
 /*
  * Report information about this controller.
  */
-static int ida_proc_get_info(char *buffer, char **start, off_t offset, int length, int *eof, void *data)
+static int ida_proc_show(struct seq_file *m, void *v)
 {
-	off_t pos = 0;
-	off_t len = 0;
-	int size, i, ctlr;
-	ctlr_info_t *h = (ctlr_info_t*)data;
+	int i, ctlr;
+	ctlr_info_t *h = (ctlr_info_t*)m->private;
 	drv_info_t *drv;
 #ifdef CPQ_PROC_PRINT_QUEUES
 	cmdlist_t *c;
@@ -238,7 +236,7 @@ static int ida_proc_get_info(char *buffer, char **start, off_t offset, int lengt
 #endif
 
 	ctlr = h->ctlr;
-	size = sprintf(buffer, "%s:  Compaq %s Controller\n"
+	seq_printf(m, "%s:  Compaq %s Controller\n"
 		"       Board ID: 0x%08lx\n"
 		"       Firmware Revision: %c%c%c%c\n"
 		"       Controller Sig: 0x%08lx\n"
@@ -258,55 +256,54 @@ static int ida_proc_get_info(char *buffer, char **start, off_t offset, int lengt
 		h->log_drives, h->phys_drives,
 		h->Qdepth, h->maxQsinceinit);
 
-	pos += size; len += size;
-	
-	size = sprintf(buffer+len, "Logical Drive Info:\n");
-	pos += size; len += size;
+	seq_puts(m, "Logical Drive Info:\n");
 
 	for(i=0; i<h->log_drives; i++) {
 		drv = &h->drv[i];
-		size = sprintf(buffer+len, "ida/c%dd%d: blksz=%d nr_blks=%d\n",
+		seq_printf(m, "ida/c%dd%d: blksz=%d nr_blks=%d\n",
 				ctlr, i, drv->blk_size, drv->nr_blks);
-		pos += size; len += size;
 	}
 
 #ifdef CPQ_PROC_PRINT_QUEUES
 	spin_lock_irqsave(IDA_LOCK(h->ctlr), flags); 
-	size = sprintf(buffer+len, "\nCurrent Queues:\n");
-	pos += size; len += size;
+	seq_puts(m, "\nCurrent Queues:\n");
 
 	c = h->reqQ;
-	size = sprintf(buffer+len, "reqQ = %p", c); pos += size; len += size;
+	seq_printf(m, "reqQ = %p", c);
 	if (c) c=c->next;
 	while(c && c != h->reqQ) {
-		size = sprintf(buffer+len, "->%p", c);
-		pos += size; len += size;
+		seq_printf(m, "->%p", c);
 		c=c->next;
 	}
 
 	c = h->cmpQ;
-	size = sprintf(buffer+len, "\ncmpQ = %p", c); pos += size; len += size;
+	seq_printf(m, "\ncmpQ = %p", c);
 	if (c) c=c->next;
 	while(c && c != h->cmpQ) {
-		size = sprintf(buffer+len, "->%p", c);
-		pos += size; len += size;
+		seq_printf(m, "->%p", c);
 		c=c->next;
 	}
 
-	size = sprintf(buffer+len, "\n"); pos += size; len += size;
+	seq_putc(m, '\n');
 	spin_unlock_irqrestore(IDA_LOCK(h->ctlr), flags); 
 #endif
-	size = sprintf(buffer+len, "nr_allocs = %d\nnr_frees = %d\n",
+	seq_printf(m, "nr_allocs = %d\nnr_frees = %d\n",
 			h->nr_allocs, h->nr_frees);
-	pos += size; len += size;
-
-	*eof = 1;
-	*start = buffer+offset;
-	len -= offset;
-	if (len>length)
-		len = length;
-	return len;
+	return 0;
+}
+
+static int ida_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, ida_proc_show, PDE(inode)->data);
 }
+
+static const struct file_operations ida_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= ida_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 #endif /* CONFIG_PROC_FS */
 
 module_param_array(eisa, int, NULL, 0);
diff --git a/drivers/block/floppy.c b/drivers/block/floppy.c
index 2b387c2260d8..5c01f747571b 100644
--- a/drivers/block/floppy.c
+++ b/drivers/block/floppy.c
@@ -3907,7 +3907,7 @@ static int floppy_revalidate(struct gendisk *disk)
 	return res;
 }
 
-static struct block_device_operations floppy_fops = {
+static const struct block_device_operations floppy_fops = {
 	.owner			= THIS_MODULE,
 	.open			= floppy_open,
 	.release		= floppy_release,
diff --git a/drivers/block/hd.c b/drivers/block/hd.c
index f9d01608cbe2..d5cdce08ffd2 100644
--- a/drivers/block/hd.c
+++ b/drivers/block/hd.c
@@ -692,7 +692,7 @@ static irqreturn_t hd_interrupt(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-static struct block_device_operations hd_fops = {
+static const struct block_device_operations hd_fops = {
 	.getgeo =	hd_getgeo,
 };
 
diff --git a/drivers/block/loop.c b/drivers/block/loop.c
index bbb79441d895..bd112c8c7bcd 100644
--- a/drivers/block/loop.c
+++ b/drivers/block/loop.c
@@ -949,7 +949,7 @@ static int loop_clr_fd(struct loop_device *lo, struct block_device *bdev)
 	lo->lo_state = Lo_unbound;
 	/* This is safe: open() is still holding a reference. */
 	module_put(THIS_MODULE);
-	if (max_part > 0)
+	if (max_part > 0 && bdev)
 		ioctl_by_bdev(bdev, BLKRRPART, 0);
 	mutex_unlock(&lo->lo_ctl_mutex);
 	/*
@@ -1438,7 +1438,7 @@ out_unlocked:
 	return 0;
 }
 
-static struct block_device_operations lo_fops = {
+static const struct block_device_operations lo_fops = {
 	.owner =	THIS_MODULE,
 	.open =		lo_open,
 	.release =	lo_release,
diff --git a/drivers/block/mg_disk.c b/drivers/block/mg_disk.c
index 6d7fbaa92248..e0339aaa1815 100644
--- a/drivers/block/mg_disk.c
+++ b/drivers/block/mg_disk.c
@@ -775,7 +775,7 @@ static int mg_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations mg_disk_ops = {
+static const struct block_device_operations mg_disk_ops = {
 	.getgeo = mg_getgeo
 };
 
diff --git a/drivers/block/nbd.c b/drivers/block/nbd.c
index 5d23ffad7c77..cc923a5b430c 100644
--- a/drivers/block/nbd.c
+++ b/drivers/block/nbd.c
@@ -722,7 +722,7 @@ static int nbd_ioctl(struct block_device *bdev, fmode_t mode,
 	return error;
 }
 
-static struct block_device_operations nbd_fops =
+static const struct block_device_operations nbd_fops =
 {
 	.owner =	THIS_MODULE,
 	.locked_ioctl =	nbd_ioctl,
diff --git a/drivers/block/osdblk.c b/drivers/block/osdblk.c
index 13c1aee6aa3f..a808b1530b3b 100644
--- a/drivers/block/osdblk.c
+++ b/drivers/block/osdblk.c
@@ -125,7 +125,7 @@ static struct class *class_osdblk;		/* /sys/class/osdblk */
 static DEFINE_MUTEX(ctl_mutex);	/* Serialize open/close/setup/teardown */
 static LIST_HEAD(osdblkdev_list);
 
-static struct block_device_operations osdblk_bd_ops = {
+static const struct block_device_operations osdblk_bd_ops = {
 	.owner		= THIS_MODULE,
 };
 
diff --git a/drivers/block/paride/pcd.c b/drivers/block/paride/pcd.c
index 9f3518c515a1..8866ca369d5e 100644
--- a/drivers/block/paride/pcd.c
+++ b/drivers/block/paride/pcd.c
@@ -247,7 +247,7 @@ static int pcd_block_media_changed(struct gendisk *disk)
 	return cdrom_media_changed(&cd->info);
 }
 
-static struct block_device_operations pcd_bdops = {
+static const struct block_device_operations pcd_bdops = {
 	.owner		= THIS_MODULE,
 	.open		= pcd_block_open,
 	.release	= pcd_block_release,
diff --git a/drivers/block/paride/pd.c b/drivers/block/paride/pd.c
index bf5955b3d873..569e39e8f114 100644
--- a/drivers/block/paride/pd.c
+++ b/drivers/block/paride/pd.c
@@ -807,7 +807,7 @@ static int pd_revalidate(struct gendisk *p)
 	return 0;
 }
 
-static struct block_device_operations pd_fops = {
+static const struct block_device_operations pd_fops = {
 	.owner		= THIS_MODULE,
 	.open		= pd_open,
 	.release	= pd_release,
diff --git a/drivers/block/paride/pf.c b/drivers/block/paride/pf.c
index 68a90834e993..ea54ea393553 100644
--- a/drivers/block/paride/pf.c
+++ b/drivers/block/paride/pf.c
@@ -262,7 +262,7 @@ static char *pf_buf;		/* buffer for request in progress */
 
 /* kernel glue structures */
 
-static struct block_device_operations pf_fops = {
+static const struct block_device_operations pf_fops = {
 	.owner		= THIS_MODULE,
 	.open		= pf_open,
 	.release	= pf_release,
diff --git a/drivers/block/pktcdvd.c b/drivers/block/pktcdvd.c
index 95f11cdef203..2ddf03ae034e 100644
--- a/drivers/block/pktcdvd.c
+++ b/drivers/block/pktcdvd.c
@@ -2849,7 +2849,7 @@ static int pkt_media_changed(struct gendisk *disk)
 	return attached_disk->fops->media_changed(attached_disk);
 }
 
-static struct block_device_operations pktcdvd_ops = {
+static const struct block_device_operations pktcdvd_ops = {
 	.owner =		THIS_MODULE,
 	.open =			pkt_open,
 	.release =		pkt_close,
@@ -2857,7 +2857,7 @@ static struct block_device_operations pktcdvd_ops = {
 	.media_changed =	pkt_media_changed,
 };
 
-static char *pktcdvd_nodename(struct gendisk *gd)
+static char *pktcdvd_devnode(struct gendisk *gd, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "pktcdvd/%s", gd->disk_name);
 }
@@ -2914,7 +2914,7 @@ static int pkt_setup_dev(dev_t dev, dev_t* pkt_dev)
 	disk->fops = &pktcdvd_ops;
 	disk->flags = GENHD_FL_REMOVABLE;
 	strcpy(disk->disk_name, pd->name);
-	disk->nodename = pktcdvd_nodename;
+	disk->devnode = pktcdvd_devnode;
 	disk->private_data = pd;
 	disk->queue = blk_alloc_queue(GFP_KERNEL);
 	if (!disk->queue)
@@ -3070,7 +3070,7 @@ static const struct file_operations pkt_ctl_fops = {
 static struct miscdevice pkt_misc = {
 	.minor 		= MISC_DYNAMIC_MINOR,
 	.name  		= DRIVER_NAME,
-	.name  		= "pktcdvd/control",
+	.nodename	= "pktcdvd/control",
 	.fops  		= &pkt_ctl_fops
 };
 
diff --git a/drivers/block/ps3disk.c b/drivers/block/ps3disk.c
index 34cbb7f3efa8..03a130dca8ab 100644
--- a/drivers/block/ps3disk.c
+++ b/drivers/block/ps3disk.c
@@ -82,7 +82,7 @@ enum lv1_ata_in_out {
 static int ps3disk_major;
 
 
-static struct block_device_operations ps3disk_fops = {
+static const struct block_device_operations ps3disk_fops = {
 	.owner		= THIS_MODULE,
 };
 
diff --git a/drivers/block/ps3vram.c b/drivers/block/ps3vram.c
index c8753a9ed290..3bb7c47c869f 100644
--- a/drivers/block/ps3vram.c
+++ b/drivers/block/ps3vram.c
@@ -88,7 +88,7 @@ struct ps3vram_priv {
 static int ps3vram_major;
 
 
-static struct block_device_operations ps3vram_fops = {
+static const struct block_device_operations ps3vram_fops = {
 	.owner		= THIS_MODULE,
 };
 
diff --git a/drivers/block/sunvdc.c b/drivers/block/sunvdc.c
index cbfd9c0aef03..411f064760b4 100644
--- a/drivers/block/sunvdc.c
+++ b/drivers/block/sunvdc.c
@@ -103,7 +103,7 @@ static int vdc_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations vdc_fops = {
+static const struct block_device_operations vdc_fops = {
 	.owner		= THIS_MODULE,
 	.getgeo		= vdc_getgeo,
 };
diff --git a/drivers/block/swim.c b/drivers/block/swim.c
index cf7877fb8a7d..8f569e3df890 100644
--- a/drivers/block/swim.c
+++ b/drivers/block/swim.c
@@ -748,7 +748,7 @@ static int floppy_revalidate(struct gendisk *disk)
 	return !fs->disk_in;
 }
 
-static struct block_device_operations floppy_fops = {
+static const struct block_device_operations floppy_fops = {
 	.owner		 = THIS_MODULE,
 	.open		 = floppy_open,
 	.release	 = floppy_release,
diff --git a/drivers/block/swim3.c b/drivers/block/swim3.c
index 80df93e3cdd0..6380ad8d91bd 100644
--- a/drivers/block/swim3.c
+++ b/drivers/block/swim3.c
@@ -998,7 +998,7 @@ static int floppy_revalidate(struct gendisk *disk)
 	return ret;
 }
 
-static struct block_device_operations floppy_fops = {
+static const struct block_device_operations floppy_fops = {
 	.open		= floppy_open,
 	.release	= floppy_release,
 	.locked_ioctl	= floppy_ioctl,
@@ -1062,7 +1062,7 @@ static int swim3_add_device(struct macio_dev *mdev, int index)
 		goto out_release;
 	}
 	fs->swim3_intr = macio_irq(mdev, 0);
-	fs->dma_intr = macio_irq(mdev, 1);;
+	fs->dma_intr = macio_irq(mdev, 1);
 	fs->cur_cyl = -1;
 	fs->cur_sector = -1;
 	fs->secpercyl = 36;
diff --git a/drivers/block/sx8.c b/drivers/block/sx8.c
index f5cd2e83ebcc..a7c4184f4a63 100644
--- a/drivers/block/sx8.c
+++ b/drivers/block/sx8.c
@@ -423,7 +423,7 @@ static struct pci_driver carm_driver = {
 	.remove		= carm_remove_one,
 };
 
-static struct block_device_operations carm_bd_ops = {
+static const struct block_device_operations carm_bd_ops = {
 	.owner		= THIS_MODULE,
 	.getgeo		= carm_bdev_getgeo,
 };
diff --git a/drivers/block/ub.c b/drivers/block/ub.c
index cc54473b8e77..c739b203fe91 100644
--- a/drivers/block/ub.c
+++ b/drivers/block/ub.c
@@ -1789,7 +1789,7 @@ static int ub_bd_media_changed(struct gendisk *disk)
 	return lun->changed;
 }
 
-static struct block_device_operations ub_bd_fops = {
+static const struct block_device_operations ub_bd_fops = {
 	.owner		= THIS_MODULE,
 	.open		= ub_bd_open,
 	.release	= ub_bd_release,
diff --git a/drivers/block/umem.c b/drivers/block/umem.c
index 858c34dd032d..ad1ba393801a 100644
--- a/drivers/block/umem.c
+++ b/drivers/block/umem.c
@@ -140,7 +140,6 @@ struct cardinfo {
 };
 
 static struct cardinfo cards[MM_MAXCARDS];
-static struct block_device_operations mm_fops;
 static struct timer_list battery_timer;
 
 static int num_cards;
@@ -789,7 +788,7 @@ static int mm_check_change(struct gendisk *disk)
 	return 0;
 }
 
-static struct block_device_operations mm_fops = {
+static const struct block_device_operations mm_fops = {
 	.owner		= THIS_MODULE,
 	.getgeo		= mm_getgeo,
 	.revalidate_disk = mm_revalidate,
diff --git a/drivers/block/viodasd.c b/drivers/block/viodasd.c
index b441ce3832e9..a8c8b56b275e 100644
--- a/drivers/block/viodasd.c
+++ b/drivers/block/viodasd.c
@@ -219,7 +219,7 @@ static int viodasd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 /*
  * Our file operations table
  */
-static struct block_device_operations viodasd_fops = {
+static const struct block_device_operations viodasd_fops = {
 	.owner = THIS_MODULE,
 	.open = viodasd_open,
 	.release = viodasd_release,
diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c
index aa1a3d5a3e2b..51042f0ba7e1 100644
--- a/drivers/block/virtio_blk.c
+++ b/drivers/block/virtio_blk.c
@@ -91,15 +91,26 @@ static bool do_req(struct request_queue *q, struct virtio_blk *vblk,
 		return false;
 
 	vbr->req = req;
-	if (blk_fs_request(vbr->req)) {
+	switch (req->cmd_type) {
+	case REQ_TYPE_FS:
 		vbr->out_hdr.type = 0;
 		vbr->out_hdr.sector = blk_rq_pos(vbr->req);
 		vbr->out_hdr.ioprio = req_get_ioprio(vbr->req);
-	} else if (blk_pc_request(vbr->req)) {
+		break;
+	case REQ_TYPE_BLOCK_PC:
 		vbr->out_hdr.type = VIRTIO_BLK_T_SCSI_CMD;
 		vbr->out_hdr.sector = 0;
 		vbr->out_hdr.ioprio = req_get_ioprio(vbr->req);
-	} else {
+		break;
+	case REQ_TYPE_LINUX_BLOCK:
+		if (req->cmd[0] == REQ_LB_OP_FLUSH) {
+			vbr->out_hdr.type = VIRTIO_BLK_T_FLUSH;
+			vbr->out_hdr.sector = 0;
+			vbr->out_hdr.ioprio = req_get_ioprio(vbr->req);
+			break;
+		}
+		/*FALLTHRU*/
+	default:
 		/* We don't put anything else in the queue. */
 		BUG();
 	}
@@ -139,7 +150,7 @@ static bool do_req(struct request_queue *q, struct virtio_blk *vblk,
 		}
 	}
 
-	if (vblk->vq->vq_ops->add_buf(vblk->vq, vblk->sg, out, in, vbr)) {
+	if (vblk->vq->vq_ops->add_buf(vblk->vq, vblk->sg, out, in, vbr) < 0) {
 		mempool_free(vbr, vblk->pool);
 		return false;
 	}
@@ -171,32 +182,10 @@ static void do_virtblk_request(struct request_queue *q)
 		vblk->vq->vq_ops->kick(vblk->vq);
 }
 
-/* return ATA identify data
- */
-static int virtblk_identify(struct gendisk *disk, void *argp)
+static void virtblk_prepare_flush(struct request_queue *q, struct request *req)
 {
-	struct virtio_blk *vblk = disk->private_data;
-	void *opaque;
-	int err = -ENOMEM;
-
-	opaque = kmalloc(VIRTIO_BLK_ID_BYTES, GFP_KERNEL);
-	if (!opaque)
-		goto out;
-
-	err = virtio_config_buf(vblk->vdev, VIRTIO_BLK_F_IDENTIFY,
-		offsetof(struct virtio_blk_config, identify), opaque,
-		VIRTIO_BLK_ID_BYTES);
-
-	if (err)
-		goto out_kfree;
-
-	if (copy_to_user(argp, opaque, VIRTIO_BLK_ID_BYTES))
-		err = -EFAULT;
-
-out_kfree:
-	kfree(opaque);
-out:
-	return err;
+	req->cmd_type = REQ_TYPE_LINUX_BLOCK;
+	req->cmd[0] = REQ_LB_OP_FLUSH;
 }
 
 static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
@@ -204,10 +193,6 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
 {
 	struct gendisk *disk = bdev->bd_disk;
 	struct virtio_blk *vblk = disk->private_data;
-	void __user *argp = (void __user *)data;
-
-	if (cmd == HDIO_GET_IDENTITY)
-		return virtblk_identify(disk, argp);
 
 	/*
 	 * Only allow the generic SCSI ioctls if the host can support it.
@@ -215,7 +200,8 @@ static int virtblk_ioctl(struct block_device *bdev, fmode_t mode,
 	if (!virtio_has_feature(vblk->vdev, VIRTIO_BLK_F_SCSI))
 		return -ENOTTY;
 
-	return scsi_cmd_ioctl(disk->queue, disk, mode, cmd, argp);
+	return scsi_cmd_ioctl(disk->queue, disk, mode, cmd,
+			      (void __user *)data);
 }
 
 /* We provide getgeo only to please some old bootloader/partitioning tools */
@@ -243,7 +229,7 @@ static int virtblk_getgeo(struct block_device *bd, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations virtblk_fops = {
+static const struct block_device_operations virtblk_fops = {
 	.locked_ioctl = virtblk_ioctl,
 	.owner  = THIS_MODULE,
 	.getgeo = virtblk_getgeo,
@@ -314,7 +300,6 @@ static int __devinit virtblk_probe(struct virtio_device *vdev)
 	}
 
 	vblk->disk->queue->queuedata = vblk;
-	queue_flag_set_unlocked(QUEUE_FLAG_VIRT, vblk->disk->queue);
 
 	if (index < 26) {
 		sprintf(vblk->disk->disk_name, "vd%c", 'a' + index % 26);
@@ -337,7 +322,10 @@ static int __devinit virtblk_probe(struct virtio_device *vdev)
 	index++;
 
 	/* If barriers are supported, tell block layer that queue is ordered */
-	if (virtio_has_feature(vdev, VIRTIO_BLK_F_BARRIER))
+	if (virtio_has_feature(vdev, VIRTIO_BLK_F_FLUSH))
+		blk_queue_ordered(vblk->disk->queue, QUEUE_ORDERED_DRAIN_FLUSH,
+				  virtblk_prepare_flush);
+	else if (virtio_has_feature(vdev, VIRTIO_BLK_F_BARRIER))
 		blk_queue_ordered(vblk->disk->queue, QUEUE_ORDERED_TAG, NULL);
 
 	/* If disk is read-only in the host, the guest should obey */
@@ -424,7 +412,7 @@ static struct virtio_device_id id_table[] = {
 static unsigned int features[] = {
 	VIRTIO_BLK_F_BARRIER, VIRTIO_BLK_F_SEG_MAX, VIRTIO_BLK_F_SIZE_MAX,
 	VIRTIO_BLK_F_GEOMETRY, VIRTIO_BLK_F_RO, VIRTIO_BLK_F_BLK_SIZE,
-	VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_IDENTIFY
+	VIRTIO_BLK_F_SCSI, VIRTIO_BLK_F_FLUSH
 };
 
 /*
diff --git a/drivers/block/xd.c b/drivers/block/xd.c
index ce2429219925..0877d3628fda 100644
--- a/drivers/block/xd.c
+++ b/drivers/block/xd.c
@@ -130,7 +130,7 @@ static struct gendisk *xd_gendisk[2];
 
 static int xd_getgeo(struct block_device *bdev, struct hd_geometry *geo);
 
-static struct block_device_operations xd_fops = {
+static const struct block_device_operations xd_fops = {
 	.owner	= THIS_MODULE,
 	.locked_ioctl	= xd_ioctl,
 	.getgeo = xd_getgeo,
diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c
index e53284767f7c..b8578bb3f4c9 100644
--- a/drivers/block/xen-blkfront.c
+++ b/drivers/block/xen-blkfront.c
@@ -65,7 +65,7 @@ struct blk_shadow {
 	unsigned long frame[BLKIF_MAX_SEGMENTS_PER_REQUEST];
 };
 
-static struct block_device_operations xlvbd_block_fops;
+static const struct block_device_operations xlvbd_block_fops;
 
 #define BLK_RING_SIZE __RING_SIZE((struct blkif_sring *)0, PAGE_SIZE)
 
@@ -1039,7 +1039,7 @@ static int blkif_release(struct gendisk *disk, fmode_t mode)
 	return 0;
 }
 
-static struct block_device_operations xlvbd_block_fops =
+static const struct block_device_operations xlvbd_block_fops =
 {
 	.owner = THIS_MODULE,
 	.open = blkif_open,
diff --git a/drivers/block/xsysace.c b/drivers/block/xsysace.c
index b20abe102a2b..e5c5415eb45e 100644
--- a/drivers/block/xsysace.c
+++ b/drivers/block/xsysace.c
@@ -941,7 +941,7 @@ static int ace_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations ace_fops = {
+static const struct block_device_operations ace_fops = {
 	.owner = THIS_MODULE,
 	.open = ace_open,
 	.release = ace_release,
diff --git a/drivers/block/z2ram.c b/drivers/block/z2ram.c
index b2590409f25e..64f941e0f14b 100644
--- a/drivers/block/z2ram.c
+++ b/drivers/block/z2ram.c
@@ -64,7 +64,6 @@ static int current_device   = -1;
 
 static DEFINE_SPINLOCK(z2ram_lock);
 
-static struct block_device_operations z2_fops;
 static struct gendisk *z2ram_gendisk;
 
 static void do_z2_request(struct request_queue *q)
@@ -315,7 +314,7 @@ z2_release(struct gendisk *disk, fmode_t mode)
     return 0;
 }
 
-static struct block_device_operations z2_fops =
+static const struct block_device_operations z2_fops =
 {
 	.owner		= THIS_MODULE,
 	.open		= z2_open,
diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
index 7ba91aa3fe8b..44bc8bbabf54 100644
--- a/drivers/bluetooth/btusb.c
+++ b/drivers/bluetooth/btusb.c
@@ -591,6 +591,7 @@ static int btusb_close(struct hci_dev *hdev)
 		return 0;
 
 	cancel_work_sync(&data->work);
+	cancel_work_sync(&data->waker);
 
 	clear_bit(BTUSB_ISOC_RUNNING, &data->flags);
 	clear_bit(BTUSB_BULK_RUNNING, &data->flags);
@@ -599,11 +600,13 @@ static int btusb_close(struct hci_dev *hdev)
 	btusb_stop_traffic(data);
 	err = usb_autopm_get_interface(data->intf);
 	if (err < 0)
-		return 0;
+		goto failed;
 
 	data->intf->needs_remote_wakeup = 0;
 	usb_autopm_put_interface(data->intf);
 
+failed:
+	usb_scuttle_anchored_urbs(&data->deferred);
 	return 0;
 }
 
diff --git a/drivers/cdrom/cdrom.c b/drivers/cdrom/cdrom.c
index 71d1b9bab70b..614da5b8613a 100644
--- a/drivers/cdrom/cdrom.c
+++ b/drivers/cdrom/cdrom.c
@@ -3412,7 +3412,7 @@ static int cdrom_print_info(const char *header, int val, char *info,
 	return 0;
 }
 
-static int cdrom_sysctl_info(ctl_table *ctl, int write, struct file * filp,
+static int cdrom_sysctl_info(ctl_table *ctl, int write,
                            void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int pos;
@@ -3489,7 +3489,7 @@ static int cdrom_sysctl_info(ctl_table *ctl, int write, struct file * filp,
 		goto done;
 doit:
 	mutex_unlock(&cdrom_mutex);
-	return proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	return proc_dostring(ctl, write, buffer, lenp, ppos);
 done:
 	printk(KERN_INFO "cdrom: info buffer too small\n");
 	goto doit;
@@ -3525,12 +3525,12 @@ static void cdrom_update_settings(void)
 	mutex_unlock(&cdrom_mutex);
 }
 
-static int cdrom_sysctl_handler(ctl_table *ctl, int write, struct file * filp,
+static int cdrom_sysctl_handler(ctl_table *ctl, int write,
 				void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int ret;
 	
-	ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write) {
 	
diff --git a/drivers/cdrom/gdrom.c b/drivers/cdrom/gdrom.c
index b5621f27c4be..a762283d2a21 100644
--- a/drivers/cdrom/gdrom.c
+++ b/drivers/cdrom/gdrom.c
@@ -512,7 +512,7 @@ static int gdrom_bdops_ioctl(struct block_device *bdev, fmode_t mode,
 	return cdrom_ioctl(gd.cd_info, bdev, mode, cmd, arg);
 }
 
-static struct block_device_operations gdrom_bdops = {
+static const struct block_device_operations gdrom_bdops = {
 	.owner			= THIS_MODULE,
 	.open			= gdrom_bdops_open,
 	.release		= gdrom_bdops_release,
diff --git a/drivers/cdrom/viocd.c b/drivers/cdrom/viocd.c
index 0fff646cc2f0..57ca69e0ac55 100644
--- a/drivers/cdrom/viocd.c
+++ b/drivers/cdrom/viocd.c
@@ -177,7 +177,7 @@ static int viocd_blk_media_changed(struct gendisk *disk)
 	return cdrom_media_changed(&di->viocd_info);
 }
 
-struct block_device_operations viocd_fops = {
+static const struct block_device_operations viocd_fops = {
 	.owner =		THIS_MODULE,
 	.open =			viocd_blk_open,
 	.release =		viocd_blk_release,
diff --git a/drivers/char/Kconfig b/drivers/char/Kconfig
index 6a06913b01d3..6aad99ec4e0f 100644
--- a/drivers/char/Kconfig
+++ b/drivers/char/Kconfig
@@ -323,7 +323,7 @@ config SPECIALIX
 
 config SX
 	tristate "Specialix SX (and SI) card support"
-	depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA)
+	depends on SERIAL_NONSTANDARD && (PCI || EISA || ISA) && BROKEN
 	help
 	  This is a driver for the SX and SI multiport serial cards.
 	  Please read the file <file:Documentation/serial/sx.txt> for details.
@@ -334,7 +334,7 @@ config SX
 
 config RIO
 	tristate "Specialix RIO system support"
-	depends on SERIAL_NONSTANDARD
+	depends on SERIAL_NONSTANDARD && BROKEN
 	help
 	  This is a driver for the Specialix RIO, a smart serial card which
 	  drives an outboard box that can support up to 128 ports.  Product
@@ -395,7 +395,7 @@ config NOZOMI
 
 config A2232
 	tristate "Commodore A2232 serial support (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && ZORRO && BROKEN_ON_SMP
+	depends on EXPERIMENTAL && ZORRO && BROKEN
 	---help---
 	  This option supports the 2232 7-port serial card shipped with the
 	  Amiga 2000 and other Zorro-bus machines, dating from 1989.  At
@@ -1087,6 +1087,14 @@ config MMTIMER
 	  The mmtimer device allows direct userspace access to the
 	  Altix system timer.
 
+config UV_MMTIMER
+	tristate "UV_MMTIMER Memory mapped RTC for SGI UV"
+	depends on X86_UV
+	default m
+	help
+	  The uv_mmtimer device allows direct userspace access to the
+	  UV system timer.
+
 source "drivers/char/tpm/Kconfig"
 
 config TELCLOCK
diff --git a/drivers/char/Makefile b/drivers/char/Makefile
index 66f779ad4f4c..19a79dd79eee 100644
--- a/drivers/char/Makefile
+++ b/drivers/char/Makefile
@@ -58,6 +58,7 @@ obj-$(CONFIG_RAW_DRIVER)	+= raw.o
 obj-$(CONFIG_SGI_SNSC)		+= snsc.o snsc_event.o
 obj-$(CONFIG_MSPEC)		+= mspec.o
 obj-$(CONFIG_MMTIMER)		+= mmtimer.o
+obj-$(CONFIG_UV_MMTIMER)	+= uv_mmtimer.o
 obj-$(CONFIG_VIOTAPE)		+= viotape.o
 obj-$(CONFIG_HVCS)		+= hvcs.o
 obj-$(CONFIG_IBM_BSR)		+= bsr.o
diff --git a/drivers/char/agp/agp.h b/drivers/char/agp/agp.h
index d6f36c004d9b..870f12cfed93 100644
--- a/drivers/char/agp/agp.h
+++ b/drivers/char/agp/agp.h
@@ -131,7 +131,7 @@ struct agp_bridge_driver {
 struct agp_bridge_data {
 	const struct agp_version *version;
 	const struct agp_bridge_driver *driver;
-	struct vm_operations_struct *vm_ops;
+	const struct vm_operations_struct *vm_ops;
 	void *previous_size;
 	void *current_size;
 	void *dev_private_data;
diff --git a/drivers/char/agp/alpha-agp.c b/drivers/char/agp/alpha-agp.c
index 5ea4da8e9954..dd84af4d4f7e 100644
--- a/drivers/char/agp/alpha-agp.c
+++ b/drivers/char/agp/alpha-agp.c
@@ -40,7 +40,7 @@ static struct aper_size_info_fixed alpha_core_agp_sizes[] =
 	{ 0, 0, 0 }, /* filled in by alpha_core_agp_setup */
 };
 
-struct vm_operations_struct alpha_core_agp_vm_ops = {
+static const struct vm_operations_struct alpha_core_agp_vm_ops = {
 	.fault = alpha_core_agp_vm_fault,
 };
 
diff --git a/drivers/char/agp/backend.c b/drivers/char/agp/backend.c
index ad87753f6de4..a56ca080e108 100644
--- a/drivers/char/agp/backend.c
+++ b/drivers/char/agp/backend.c
@@ -114,9 +114,9 @@ static int agp_find_max(void)
 	long memory, index, result;
 
 #if PAGE_SHIFT < 20
-	memory = num_physpages >> (20 - PAGE_SHIFT);
+	memory = totalram_pages >> (20 - PAGE_SHIFT);
 #else
-	memory = num_physpages << (PAGE_SHIFT - 20);
+	memory = totalram_pages << (PAGE_SHIFT - 20);
 #endif
 	index = 1;
 
diff --git a/drivers/char/agp/hp-agp.c b/drivers/char/agp/hp-agp.c
index 501e293e5ad0..9047b2714653 100644
--- a/drivers/char/agp/hp-agp.c
+++ b/drivers/char/agp/hp-agp.c
@@ -476,7 +476,6 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret)
 {
 	acpi_handle handle, parent;
 	acpi_status status;
-	struct acpi_buffer buffer;
 	struct acpi_device_info *info;
 	u64 lba_hpa, sba_hpa, length;
 	int match;
@@ -488,13 +487,11 @@ zx1_gart_probe (acpi_handle obj, u32 depth, void *context, void **ret)
 	/* Look for an enclosing IOC scope and find its CSR space */
 	handle = obj;
 	do {
-		buffer.length = ACPI_ALLOCATE_LOCAL_BUFFER;
-		status = acpi_get_object_info(handle, &buffer);
+		status = acpi_get_object_info(handle, &info);
 		if (ACPI_SUCCESS(status)) {
 			/* TBD check _CID also */
-			info = buffer.pointer;
-			info->hardware_id.value[sizeof(info->hardware_id)-1] = '\0';
-			match = (strcmp(info->hardware_id.value, "HWP0001") == 0);
+			info->hardware_id.string[sizeof(info->hardware_id.length)-1] = '\0';
+			match = (strcmp(info->hardware_id.string, "HWP0001") == 0);
 			kfree(info);
 			if (match) {
 				status = hp_acpi_csr_space(handle, &sba_hpa, &length);
diff --git a/drivers/char/agp/intel-agp.c b/drivers/char/agp/intel-agp.c
index 1540e693d91e..3cb56a049e24 100644
--- a/drivers/char/agp/intel-agp.c
+++ b/drivers/char/agp/intel-agp.c
@@ -46,6 +46,8 @@
 #define PCI_DEVICE_ID_INTEL_Q35_IG          0x29B2
 #define PCI_DEVICE_ID_INTEL_Q33_HB          0x29D0
 #define PCI_DEVICE_ID_INTEL_Q33_IG          0x29D2
+#define PCI_DEVICE_ID_INTEL_B43_HB          0x2E40
+#define PCI_DEVICE_ID_INTEL_B43_IG          0x2E42
 #define PCI_DEVICE_ID_INTEL_GM45_HB         0x2A40
 #define PCI_DEVICE_ID_INTEL_GM45_IG         0x2A42
 #define PCI_DEVICE_ID_INTEL_IGD_E_HB        0x2E00
@@ -60,6 +62,7 @@
 #define PCI_DEVICE_ID_INTEL_IGDNG_D_IG	    0x0042
 #define PCI_DEVICE_ID_INTEL_IGDNG_M_HB	    0x0044
 #define PCI_DEVICE_ID_INTEL_IGDNG_MA_HB	    0x0062
+#define PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB    0x006a
 #define PCI_DEVICE_ID_INTEL_IGDNG_M_IG	    0x0046
 
 /* cover 915 and 945 variants */
@@ -91,9 +94,11 @@
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G45_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_GM45_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_G41_HB || \
+		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_B43_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_D_HB || \
 		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_M_HB || \
-		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MA_HB)
+		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MA_HB || \
+		agp_bridge->dev->device == PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB)
 
 extern int agp_memory_reserved;
 
@@ -804,23 +809,39 @@ static void intel_i830_setup_flush(void)
 	if (!intel_private.i8xx_page)
 		return;
 
-	/* make page uncached */
-	map_page_into_agp(intel_private.i8xx_page);
-
 	intel_private.i8xx_flush_page = kmap(intel_private.i8xx_page);
 	if (!intel_private.i8xx_flush_page)
 		intel_i830_fini_flush();
 }
 
+static void
+do_wbinvd(void *null)
+{
+	wbinvd();
+}
+
+/* The chipset_flush interface needs to get data that has already been
+ * flushed out of the CPU all the way out to main memory, because the GPU
+ * doesn't snoop those buffers.
+ *
+ * The 8xx series doesn't have the same lovely interface for flushing the
+ * chipset write buffers that the later chips do. According to the 865
+ * specs, it's 64 octwords, or 1KB.  So, to get those previous things in
+ * that buffer out, we just fill 1KB and clflush it out, on the assumption
+ * that it'll push whatever was in there out.  It appears to work.
+ */
 static void intel_i830_chipset_flush(struct agp_bridge_data *bridge)
 {
 	unsigned int *pg = intel_private.i8xx_flush_page;
-	int i;
 
-	for (i = 0; i < 256; i += 2)
-		*(pg + i) = i;
+	memset(pg, 0, 1024);
 
-	wmb();
+	if (cpu_has_clflush) {
+		clflush_cache_range(pg, 1024);
+	} else {
+		if (on_each_cpu(do_wbinvd, NULL, 1) != 0)
+			printk(KERN_ERR "Timed out waiting for cache flush.\n");
+	}
 }
 
 /* The intel i830 automatically initializes the agp aperture during POST.
@@ -1142,12 +1163,6 @@ static int intel_i915_configure(void)
 
 	intel_i9xx_setup_flush();
 
-#ifdef USE_PCI_DMA_API 
-	if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
-		dev_err(&intel_private.pcidev->dev,
-			"set gfx device dma mask 36bit failed!\n");
-#endif
-
 	return 0;
 }
 
@@ -1341,9 +1356,11 @@ static void intel_i965_get_gtt_range(int *gtt_offset, int *gtt_size)
 	case PCI_DEVICE_ID_INTEL_Q45_HB:
 	case PCI_DEVICE_ID_INTEL_G45_HB:
 	case PCI_DEVICE_ID_INTEL_G41_HB:
+	case PCI_DEVICE_ID_INTEL_B43_HB:
 	case PCI_DEVICE_ID_INTEL_IGDNG_D_HB:
 	case PCI_DEVICE_ID_INTEL_IGDNG_M_HB:
 	case PCI_DEVICE_ID_INTEL_IGDNG_MA_HB:
+	case PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB:
 		*gtt_offset = *gtt_size = MB(2);
 		break;
 	default:
@@ -2335,6 +2352,8 @@ static const struct intel_driver_description {
 	    "Q45/Q43", NULL, &intel_i965_driver },
 	{ PCI_DEVICE_ID_INTEL_G45_HB, PCI_DEVICE_ID_INTEL_G45_IG, 0,
 	    "G45/G43", NULL, &intel_i965_driver },
+	{ PCI_DEVICE_ID_INTEL_B43_HB, PCI_DEVICE_ID_INTEL_B43_IG, 0,
+	    "B43", NULL, &intel_i965_driver },
 	{ PCI_DEVICE_ID_INTEL_G41_HB, PCI_DEVICE_ID_INTEL_G41_IG, 0,
 	    "G41", NULL, &intel_i965_driver },
 	{ PCI_DEVICE_ID_INTEL_IGDNG_D_HB, PCI_DEVICE_ID_INTEL_IGDNG_D_IG, 0,
@@ -2343,6 +2362,8 @@ static const struct intel_driver_description {
 	    "IGDNG/M", NULL, &intel_i965_driver },
 	{ PCI_DEVICE_ID_INTEL_IGDNG_MA_HB, PCI_DEVICE_ID_INTEL_IGDNG_M_IG, 0,
 	    "IGDNG/MA", NULL, &intel_i965_driver },
+	{ PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB, PCI_DEVICE_ID_INTEL_IGDNG_M_IG, 0,
+	    "IGDNG/MC2", NULL, &intel_i965_driver },
 	{ 0, 0, 0, NULL, NULL, NULL }
 };
 
@@ -2434,6 +2455,11 @@ static int __devinit agp_intel_probe(struct pci_dev *pdev,
 				&bridge->mode);
 	}
 
+	if (bridge->driver->mask_memory == intel_i965_mask_memory)
+		if (pci_set_dma_mask(intel_private.pcidev, DMA_BIT_MASK(36)))
+			dev_err(&intel_private.pcidev->dev,
+				"set gfx device dma mask 36bit failed!\n");
+
 	pci_set_drvdata(pdev, bridge);
 	return agp_add_bridge(bridge);
 }
@@ -2535,9 +2561,11 @@ static struct pci_device_id agp_intel_pci_table[] = {
 	ID(PCI_DEVICE_ID_INTEL_Q45_HB),
 	ID(PCI_DEVICE_ID_INTEL_G45_HB),
 	ID(PCI_DEVICE_ID_INTEL_G41_HB),
+	ID(PCI_DEVICE_ID_INTEL_B43_HB),
 	ID(PCI_DEVICE_ID_INTEL_IGDNG_D_HB),
 	ID(PCI_DEVICE_ID_INTEL_IGDNG_M_HB),
 	ID(PCI_DEVICE_ID_INTEL_IGDNG_MA_HB),
+	ID(PCI_DEVICE_ID_INTEL_IGDNG_MC2_HB),
 	{ }
 };
 
diff --git a/drivers/char/agp/parisc-agp.c b/drivers/char/agp/parisc-agp.c
index 60ab75104da9..1c129211302d 100644
--- a/drivers/char/agp/parisc-agp.c
+++ b/drivers/char/agp/parisc-agp.c
@@ -217,7 +217,7 @@ static const struct agp_bridge_driver parisc_agp_driver = {
 	.configure		= parisc_agp_configure,
 	.fetch_size		= parisc_agp_fetch_size,
 	.tlb_flush		= parisc_agp_tlbflush,
-	.mask_memory		= parisc_agp_page_mask_memory,
+	.mask_memory		= parisc_agp_mask_memory,
 	.masks			= parisc_agp_masks,
 	.agp_enable		= parisc_agp_enable,
 	.cache_flush		= global_cache_flush,
diff --git a/drivers/char/agp/uninorth-agp.c b/drivers/char/agp/uninorth-agp.c
index 20ef1bf5e726..703959eba45a 100644
--- a/drivers/char/agp/uninorth-agp.c
+++ b/drivers/char/agp/uninorth-agp.c
@@ -270,7 +270,7 @@ static void uninorth_agp_enable(struct agp_bridge_data *bridge, u32 mode)
 
 	if ((uninorth_rev >= 0x30) && (uninorth_rev <= 0x33)) {
 		/*
-		 * We need to to set REQ_DEPTH to 7 for U3 versions 1.0, 2.1,
+		 * We need to set REQ_DEPTH to 7 for U3 versions 1.0, 2.1,
 		 * 2.2 and 2.3, Darwin do so.
 		 */
 		if ((command >> AGPSTAT_RQ_DEPTH_SHIFT) > 7)
diff --git a/drivers/char/apm-emulation.c b/drivers/char/apm-emulation.c
index aaca40283be9..4f568cb9af3f 100644
--- a/drivers/char/apm-emulation.c
+++ b/drivers/char/apm-emulation.c
@@ -393,7 +393,7 @@ static int apm_open(struct inode * inode, struct file * filp)
 	return as ? 0 : -ENOMEM;
 }
 
-static struct file_operations apm_bios_fops = {
+static const struct file_operations apm_bios_fops = {
 	.owner		= THIS_MODULE,
 	.read		= apm_read,
 	.poll		= apm_poll,
diff --git a/drivers/char/applicom.c b/drivers/char/applicom.c
index 73a0765344b6..fe2cb2f5db17 100644
--- a/drivers/char/applicom.c
+++ b/drivers/char/applicom.c
@@ -23,6 +23,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/errno.h>
 #include <linux/miscdevice.h>
diff --git a/drivers/char/bfin-otp.c b/drivers/char/bfin-otp.c
index 0a01329451e4..836d4f0a876f 100644
--- a/drivers/char/bfin-otp.c
+++ b/drivers/char/bfin-otp.c
@@ -1,8 +1,7 @@
 /*
  * Blackfin On-Chip OTP Memory Interface
- *  Supports BF52x/BF54x
  *
- * Copyright 2007-2008 Analog Devices Inc.
+ * Copyright 2007-2009 Analog Devices Inc.
  *
  * Enter bugs at http://blackfin.uclinux.org/
  *
@@ -17,8 +16,10 @@
 #include <linux/module.h>
 #include <linux/mutex.h>
 #include <linux/types.h>
+#include <mtd/mtd-abi.h>
 
 #include <asm/blackfin.h>
+#include <asm/bfrom.h>
 #include <asm/uaccess.h>
 
 #define stamp(fmt, args...) pr_debug("%s:%i: " fmt "\n", __func__, __LINE__, ## args)
@@ -30,39 +31,6 @@
 
 static DEFINE_MUTEX(bfin_otp_lock);
 
-/* OTP Boot ROM functions */
-#define _BOOTROM_OTP_COMMAND           0xEF000018
-#define _BOOTROM_OTP_READ              0xEF00001A
-#define _BOOTROM_OTP_WRITE             0xEF00001C
-
-static u32 (* const otp_command)(u32 command, u32 value) = (void *)_BOOTROM_OTP_COMMAND;
-static u32 (* const otp_read)(u32 page, u32 flags, u64 *page_content) = (void *)_BOOTROM_OTP_READ;
-static u32 (* const otp_write)(u32 page, u32 flags, u64 *page_content) = (void *)_BOOTROM_OTP_WRITE;
-
-/* otp_command(): defines for "command" */
-#define OTP_INIT             0x00000001
-#define OTP_CLOSE            0x00000002
-
-/* otp_{read,write}(): defines for "flags" */
-#define OTP_LOWER_HALF       0x00000000 /* select upper/lower 64-bit half (bit 0) */
-#define OTP_UPPER_HALF       0x00000001
-#define OTP_NO_ECC           0x00000010 /* do not use ECC */
-#define OTP_LOCK             0x00000020 /* sets page protection bit for page */
-#define OTP_ACCESS_READ      0x00001000
-#define OTP_ACCESS_READWRITE 0x00002000
-
-/* Return values for all functions */
-#define OTP_SUCCESS          0x00000000
-#define OTP_MASTER_ERROR     0x001
-#define OTP_WRITE_ERROR      0x003
-#define OTP_READ_ERROR       0x005
-#define OTP_ACC_VIO_ERROR    0x009
-#define OTP_DATA_MULT_ERROR  0x011
-#define OTP_ECC_MULT_ERROR   0x021
-#define OTP_PREV_WR_ERROR    0x041
-#define OTP_DATA_SB_WARN     0x100
-#define OTP_ECC_SB_WARN      0x200
-
 /**
  *	bfin_otp_read - Read OTP pages
  *
@@ -86,9 +54,11 @@ static ssize_t bfin_otp_read(struct file *file, char __user *buff, size_t count,
 	page = *pos / (sizeof(u64) * 2);
 	while (bytes_done < count) {
 		flags = (*pos % (sizeof(u64) * 2) ? OTP_UPPER_HALF : OTP_LOWER_HALF);
-		stamp("processing page %i (%s)", page, (flags == OTP_UPPER_HALF ? "upper" : "lower"));
-		ret = otp_read(page, flags, &content);
+		stamp("processing page %i (0x%x:%s)", page, flags,
+			(flags & OTP_UPPER_HALF ? "upper" : "lower"));
+		ret = bfrom_OtpRead(page, flags, &content);
 		if (ret & OTP_MASTER_ERROR) {
+			stamp("error from otp: 0x%x", ret);
 			bytes_done = -EIO;
 			break;
 		}
@@ -96,7 +66,7 @@ static ssize_t bfin_otp_read(struct file *file, char __user *buff, size_t count,
 			bytes_done = -EFAULT;
 			break;
 		}
-		if (flags == OTP_UPPER_HALF)
+		if (flags & OTP_UPPER_HALF)
 			++page;
 		bytes_done += sizeof(content);
 		*pos += sizeof(content);
@@ -108,14 +78,53 @@ static ssize_t bfin_otp_read(struct file *file, char __user *buff, size_t count,
 }
 
 #ifdef CONFIG_BFIN_OTP_WRITE_ENABLE
+static bool allow_writes;
+
+/**
+ *	bfin_otp_init_timing - setup OTP timing parameters
+ *
+ *	Required before doing any write operation.  Algorithms from HRM.
+ */
+static u32 bfin_otp_init_timing(void)
+{
+	u32 tp1, tp2, tp3, timing;
+
+	tp1 = get_sclk() / 1000000;
+	tp2 = (2 * get_sclk() / 10000000) << 8;
+	tp3 = (0x1401) << 15;
+	timing = tp1 | tp2 | tp3;
+	if (bfrom_OtpCommand(OTP_INIT, timing))
+		return 0;
+
+	return timing;
+}
+
+/**
+ *	bfin_otp_deinit_timing - set timings to only allow reads
+ *
+ *	Should be called after all writes are done.
+ */
+static void bfin_otp_deinit_timing(u32 timing)
+{
+	/* mask bits [31:15] so that any attempts to write fail */
+	bfrom_OtpCommand(OTP_CLOSE, 0);
+	bfrom_OtpCommand(OTP_INIT, timing & ~(-1 << 15));
+	bfrom_OtpCommand(OTP_CLOSE, 0);
+}
+
 /**
- *	bfin_otp_write - Write OTP pages
+ *	bfin_otp_write - write OTP pages
  *
  *	All writes must be in half page chunks (half page == 64 bits).
  */
 static ssize_t bfin_otp_write(struct file *filp, const char __user *buff, size_t count, loff_t *pos)
 {
-	stampit();
+	ssize_t bytes_done;
+	u32 timing, page, base_flags, flags, ret;
+	u64 content;
+
+	if (!allow_writes)
+		return -EACCES;
 
 	if (count % sizeof(u64))
 		return -EMSGSIZE;
@@ -123,20 +132,96 @@ static ssize_t bfin_otp_write(struct file *filp, const char __user *buff, size_t
 	if (mutex_lock_interruptible(&bfin_otp_lock))
 		return -ERESTARTSYS;
 
-	/* need otp_init() documentation before this can be implemented */
+	stampit();
+
+	timing = bfin_otp_init_timing();
+	if (timing == 0) {
+		mutex_unlock(&bfin_otp_lock);
+		return -EIO;
+	}
+
+	base_flags = OTP_CHECK_FOR_PREV_WRITE;
+
+	bytes_done = 0;
+	page = *pos / (sizeof(u64) * 2);
+	while (bytes_done < count) {
+		flags = base_flags | (*pos % (sizeof(u64) * 2) ? OTP_UPPER_HALF : OTP_LOWER_HALF);
+		stamp("processing page %i (0x%x:%s) from %p", page, flags,
+			(flags & OTP_UPPER_HALF ? "upper" : "lower"), buff + bytes_done);
+		if (copy_from_user(&content, buff + bytes_done, sizeof(content))) {
+			bytes_done = -EFAULT;
+			break;
+		}
+		ret = bfrom_OtpWrite(page, flags, &content);
+		if (ret & OTP_MASTER_ERROR) {
+			stamp("error from otp: 0x%x", ret);
+			bytes_done = -EIO;
+			break;
+		}
+		if (flags & OTP_UPPER_HALF)
+			++page;
+		bytes_done += sizeof(content);
+		*pos += sizeof(content);
+	}
+
+	bfin_otp_deinit_timing(timing);
 
 	mutex_unlock(&bfin_otp_lock);
 
+	return bytes_done;
+}
+
+static long bfin_otp_ioctl(struct file *filp, unsigned cmd, unsigned long arg)
+{
+	stampit();
+
+	switch (cmd) {
+	case OTPLOCK: {
+		u32 timing;
+		int ret = -EIO;
+
+		if (!allow_writes)
+			return -EACCES;
+
+		if (mutex_lock_interruptible(&bfin_otp_lock))
+			return -ERESTARTSYS;
+
+		timing = bfin_otp_init_timing();
+		if (timing) {
+			u32 otp_result = bfrom_OtpWrite(arg, OTP_LOCK, NULL);
+			stamp("locking page %lu resulted in 0x%x", arg, otp_result);
+			if (!(otp_result & OTP_MASTER_ERROR))
+				ret = 0;
+
+			bfin_otp_deinit_timing(timing);
+		}
+
+		mutex_unlock(&bfin_otp_lock);
+
+		return ret;
+	}
+
+	case MEMLOCK:
+		allow_writes = false;
+		return 0;
+
+	case MEMUNLOCK:
+		allow_writes = true;
+		return 0;
+	}
+
 	return -EINVAL;
 }
 #else
 # define bfin_otp_write NULL
+# define bfin_otp_ioctl NULL
 #endif
 
-static struct file_operations bfin_otp_fops = {
-	.owner    = THIS_MODULE,
-	.read     = bfin_otp_read,
-	.write    = bfin_otp_write,
+static const struct file_operations bfin_otp_fops = {
+	.owner          = THIS_MODULE,
+	.unlocked_ioctl = bfin_otp_ioctl,
+	.read           = bfin_otp_read,
+	.write          = bfin_otp_write,
 };
 
 static struct miscdevice bfin_otp_misc_device = {
diff --git a/drivers/char/cyclades.c b/drivers/char/cyclades.c
index 2dafc2da0648..4254457d3911 100644
--- a/drivers/char/cyclades.c
+++ b/drivers/char/cyclades.c
@@ -11,7 +11,7 @@
  * Initially written by Randolph Bentson <bentson@grieg.seaslug.org>.
  * Modified and maintained by Marcio Saito <marcio@cyclades.com>.
  *
- * Copyright (C) 2007 Jiri Slaby <jirislaby@gmail.com>
+ * Copyright (C) 2007-2009 Jiri Slaby <jirislaby@gmail.com>
  *
  * Much of the design and some of the code came from serial.c
  * which was copyright (C) 1991, 1992  Linus Torvalds.  It was
@@ -19,577 +19,9 @@
  * and then fixed as suggested by Michael K. Johnson 12/12/92.
  * Converted to pci probing and cleaned up by Jiri Slaby.
  *
- * This version supports shared IRQ's (only for PCI boards).
- *
- * Prevent users from opening non-existing Z ports.
- *
- * Revision 2.3.2.8   2000/07/06 18:14:16 ivan
- * Fixed the PCI detection function to work properly on Alpha systems.
- * Implemented support for TIOCSERGETLSR ioctl.
- * Implemented full support for non-standard baud rates.
- *
- * Revision 2.3.2.7   2000/06/01 18:26:34 ivan
- * Request PLX I/O region, although driver doesn't use it, to avoid
- * problems with other drivers accessing it.
- * Removed count for on-board buffer characters in cy_chars_in_buffer
- * (Cyclades-Z only).
- *
- * Revision 2.3.2.6   2000/05/05 13:56:05 ivan
- * Driver now reports physical instead of virtual memory addresses.
- * Masks were added to some Cyclades-Z read accesses.
- * Implemented workaround for PLX9050 bug that would cause a system lockup
- * in certain systems, depending on the MMIO addresses allocated to the
- * board.
- * Changed the Tx interrupt programming in the CD1400 chips to boost up
- * performance (Cyclom-Y only).
- * Code is now compliant with the new module interface (module_[init|exit]).
- * Make use of the PCI helper functions to access PCI resources.
- * Did some code "housekeeping".
- *
- * Revision 2.3.2.5   2000/01/19 14:35:33 ivan
- * Fixed bug in cy_set_termios on CRTSCTS flag turnoff.
- *
- * Revision 2.3.2.4   2000/01/17 09:19:40 ivan
- * Fixed SMP locking in Cyclom-Y interrupt handler.
- *
- * Revision 2.3.2.3   1999/12/28 12:11:39 ivan
- * Added a new cyclades_card field called nports to allow the driver to
- * know the exact number of ports found by the Z firmware after its load;
- * RX buffer contention prevention logic on interrupt op mode revisited
- * (Cyclades-Z only);
- * Revisited printk's for Z debug;
- * Driver now makes sure that the constant SERIAL_XMIT_SIZE is defined;
- *
- * Revision 2.3.2.2   1999/10/01 11:27:43 ivan
- * Fixed bug in cyz_poll that would make all ports but port 0
- * unable to transmit/receive data (Cyclades-Z only);
- * Implemented logic to prevent the RX buffer from being stuck with data
- * due to a driver / firmware race condition in interrupt op mode
- * (Cyclades-Z only);
- * Fixed bug in block_til_ready logic that would lead to a system crash;
- * Revisited cy_close spinlock usage;
- *
- * Revision 2.3.2.1   1999/09/28 11:01:22 ivan
- * Revisited CONFIG_PCI conditional compilation for PCI board support;
- * Implemented TIOCGICOUNT and TIOCMIWAIT ioctl support;
- * _Major_ cleanup on the Cyclades-Z interrupt support code / logic;
- * Removed CTS handling from the driver -- this is now completely handled
- * by the firmware (Cyclades-Z only);
- * Flush RX on-board buffers on a port open (Cyclades-Z only);
- * Fixed handling of ASYNC_SPD_* TTY flags;
- * Module unload now unmaps all memory area allocated by ioremap;
- *
- * Revision 2.3.1.1   1999/07/15 16:45:53 ivan
- * Removed CY_PROC conditional compilation;
- * Implemented SMP-awareness for the driver;
- * Implemented a new ISA IRQ autoprobe that uses the irq_probe_[on|off]
- * functions;
- * The driver now accepts memory addresses (maddr=0xMMMMM) and IRQs
- * (irq=NN) as parameters (only for ISA boards);
- * Fixed bug in set_line_char that would prevent the Cyclades-Z
- * ports from being configured at speeds above 115.2Kbps;
- * Fixed bug in cy_set_termios that would prevent XON/XOFF flow control
- * switching from working properly;
- * The driver now only prints IRQ info for the Cyclades-Z if it's
- * configured to work in interrupt mode;
- *
- * Revision 2.2.2.3   1999/06/28 11:13:29 ivan
- * Added support for interrupt mode operation for the Z cards;
- * Removed the driver inactivity control for the Z;
- * Added a missing MOD_DEC_USE_COUNT in the cy_open function for when
- * the Z firmware is not loaded yet;
- * Replaced the "manual" Z Tx flush buffer by a call to a FW command of
- * same functionality;
- * Implemented workaround for IRQ setting loss on the PCI configuration
- * registers after a PCI bridge EEPROM reload (affects PLX9060 only);
- *
- * Revision 2.2.2.2  1999/05/14 17:18:15 ivan
- * /proc entry location changed to /proc/tty/driver/cyclades;
- * Added support to shared IRQ's (only for PCI boards);
- * Added support for Cobalt Qube2 systems;
- * IRQ [de]allocation scheme revisited;
- * BREAK implementation changed in order to make use of the 'break_ctl'
- * TTY facility;
- * Fixed typo in TTY structure field 'driver_name';
- * Included a PCI bridge reset and EEPROM reload in the board
- * initialization code (for both Y and Z series).
- *
- * Revision 2.2.2.1  1999/04/08 16:17:43 ivan
- * Fixed a bug in cy_wait_until_sent that was preventing the port to be
- * closed properly after a SIGINT;
- * Module usage counter scheme revisited;
- * Added support to the upcoming Y PCI boards (i.e., support to additional
- * PCI Device ID's).
- *
- * Revision 2.2.1.10 1999/01/20 16:14:29 ivan
- * Removed all unnecessary page-alignement operations in ioremap calls
- * (ioremap is currently safe for these operations).
- *
- * Revision 2.2.1.9  1998/12/30 18:18:30 ivan
- * Changed access to PLX PCI bridge registers from I/O to MMIO, in
- * order to make PLX9050-based boards work with certain motherboards.
- *
- * Revision 2.2.1.8  1998/11/13 12:46:20 ivan
- * cy_close function now resets (correctly) the tty->closing flag;
- * JIFFIES_DIFF macro fixed.
- *
- * Revision 2.2.1.7  1998/09/03 12:07:28 ivan
- * Fixed bug in cy_close function, which was not informing HW of
- * which port should have the reception disabled before doing so;
- * fixed Cyclom-8YoP hardware detection bug.
- *
- * Revision 2.2.1.6  1998/08/20 17:15:39 ivan
- * Fixed bug in cy_close function, which causes malfunction
- * of one of the first 4 ports when a higher port is closed
- * (Cyclom-Y only).
- *
- * Revision 2.2.1.5  1998/08/10 18:10:28 ivan
- * Fixed Cyclom-4Yo hardware detection bug.
- *
- * Revision 2.2.1.4  1998/08/04 11:02:50 ivan
- * /proc/cyclades implementation with great collaboration of
- * Marc Lewis <marc@blarg.net>;
- * cyy_interrupt was changed to avoid occurrence of kernel oopses
- * during PPP operation.
- *
- * Revision 2.2.1.3  1998/06/01 12:09:10 ivan
- * General code review in order to comply with 2.1 kernel standards;
- * data loss prevention for slow devices revisited (cy_wait_until_sent
- * was created);
- * removed conditional compilation for new/old PCI structure support
- * (now the driver only supports the new PCI structure).
- *
- * Revision 2.2.1.1  1998/03/19 16:43:12 ivan
- * added conditional compilation for new/old PCI structure support;
- * removed kernel series (2.0.x / 2.1.x) conditional compilation.
- *
- * Revision 2.1.1.3  1998/03/16 18:01:12 ivan
- * cleaned up the data loss fix;
- * fixed XON/XOFF handling once more (Cyclades-Z);
- * general review of the driver routines;
- * introduction of a mechanism to prevent data loss with slow
- * printers, by forcing a delay before closing the port.
- *
- * Revision 2.1.1.2  1998/02/17 16:50:00 ivan
- * fixed detection/handling of new CD1400 in Ye boards;
- * fixed XON/XOFF handling (Cyclades-Z);
- * fixed data loss caused by a premature port close;
- * introduction of a flag that holds the CD1400 version ID per port
- * (used by the CYGETCD1400VER new ioctl).
- *
- * Revision 2.1.1.1  1997/12/03 17:31:19 ivan
- * Code review for the module cleanup routine;
- * fixed RTS and DTR status report for new CD1400's in get_modem_info;
- * includes anonymous changes regarding signal_pending.
- *
- * Revision 2.1  1997/11/01 17:42:41 ivan
- * Changes in the driver to support Alpha systems (except 8Zo V_1);
- * BREAK fix for the Cyclades-Z boards;
- * driver inactivity control by FW implemented;
- * introduction of flag that allows driver to take advantage of
- * a special CD1400 feature related to HW flow control;
- * added support for the CD1400  rev. J (Cyclom-Y boards);
- * introduction of ioctls to:
- *  - control the rtsdtr_inv flag (Cyclom-Y);
- *  - control the rflow flag (Cyclom-Y);
- *  - adjust the polling interval (Cyclades-Z);
- *
- * Revision 1.36.4.33  1997/06/27 19:00:00  ivan
- * Fixes related to kernel version conditional
- * compilation.
- *
- * Revision 1.36.4.32  1997/06/14 19:30:00  ivan
- * Compatibility issues between kernels 2.0.x and
- * 2.1.x (mainly related to clear_bit function).
- *
- * Revision 1.36.4.31  1997/06/03 15:30:00  ivan
- * Changes to define the memory window according to the
- * board type.
- *
- * Revision 1.36.4.30  1997/05/16 15:30:00  daniel
- * Changes to support new cycladesZ boards.
- *
- * Revision 1.36.4.29  1997/05/12 11:30:00  daniel
- * Merge of Bentson's and Daniel's version 1.36.4.28.
- * Corrects bug in cy_detect_pci: check if there are more
- * ports than the number of static structs allocated.
- * Warning message during initialization if this driver is
- * used with the new generation of cycladesZ boards.  Those
- * will be supported only in next release of the driver.
- * Corrects bug in cy_detect_pci and cy_detect_isa that
- * returned wrong number of VALID boards, when a cyclomY
- * was found with no serial modules connected.
- * Changes to use current (2.1.x) kernel subroutine names
- * and created macros for compilation with 2.0.x kernel,
- * instead of the other way around.
- *
- * Revision 1.36.4.28  1997/05/?? ??:00:00  bentson
- * Change queue_task_irq_off to queue_task_irq.
- * The inline function queue_task_irq_off (tqueue.h)
- * was removed from latest releases of 2.1.x kernel.
- * Use of macro __init to mark the initialization
- * routines, so memory can be reused.
- * Also incorporate implementation of critical region
- * in function cleanup_module() created by anonymous
- * linuxer.
- *
- * Revision 1.36.4.28  1997/04/25 16:00:00  daniel
- * Change to support new firmware that solves DCD problem:
- * application could fail to receive SIGHUP signal when DCD
- * varying too fast.
- *
- * Revision 1.36.4.27  1997/03/26 10:30:00  daniel
- * Changed for support linux versions 2.1.X.
- * Backward compatible with linux versions 2.0.X.
- * Corrected illegal use of filler field in
- * CH_CTRL struct.
- * Deleted some debug messages.
- *
- * Revision 1.36.4.26  1997/02/27 12:00:00  daniel
- * Included check for NULL tty pointer in cyz_poll.
- *
- * Revision 1.36.4.25  1997/02/26 16:28:30  bentson
- * Bill Foster at Blarg! Online services noticed that
- * some of the switch elements of -Z modem control
- * lacked a closing "break;"
- *
- * Revision 1.36.4.24  1997/02/24 11:00:00  daniel
- * Changed low water threshold for buffer xmit_buf
- *
- * Revision 1.36.4.23  1996/12/02 21:50:16  bentson
- * Marcio provided fix to modem status fetch for -Z
- *
- * Revision 1.36.4.22  1996/10/28 22:41:17  bentson
- * improve mapping of -Z control page (thanks to Steve
- * Price <stevep@fa.tdktca.com> for help on this)
- *
- * Revision 1.36.4.21  1996/09/10 17:00:10  bentson
- * shift from CPU-bound to memcopy in cyz_polling operation
- *
- * Revision 1.36.4.20  1996/09/09 18:30:32  Bentson
- * Added support to set and report higher speeds.
- *
- * Revision 1.36.4.19c  1996/08/09 10:00:00  Marcio Saito
- * Some fixes in the HW flow control for the BETA release.
- * Don't try to register the IRQ.
- *
- * Revision 1.36.4.19  1996/08/08 16:23:18  Bentson
- * make sure "cyc" appears in all kernel messages; all soft interrupts
- * handled by same routine; recognize out-of-band reception; comment
- * out some diagnostic messages; leave RTS/CTS flow control to hardware;
- * fix race condition in -Z buffer management; only -Y needs to explicitly
- * flush chars; tidy up some startup messages;
- *
- * Revision 1.36.4.18  1996/07/25 18:57:31  bentson
- * shift MOD_INC_USE_COUNT location to match
- * serial.c; purge some diagnostic messages;
- *
- * Revision 1.36.4.17  1996/07/25 18:01:08  bentson
- * enable modem status messages and fetch & process them; note
- * time of last activity type for each port; set_line_char now
- * supports more than line 0 and treats 0 baud correctly;
- * get_modem_info senses rs_status;
- *
- * Revision 1.36.4.16  1996/07/20 08:43:15  bentson
- * barely works--now's time to turn on
- * more features 'til it breaks
- *
- * Revision 1.36.4.15  1996/07/19 22:30:06  bentson
- * check more -Z board status; shorten boot message
- *
- * Revision 1.36.4.14  1996/07/19 22:20:37  bentson
- * fix reference to ch_ctrl in startup; verify return
- * values from cyz_issue_cmd and cyz_update_channel;
- * more stuff to get modem control correct;
- *
- * Revision 1.36.4.13  1996/07/11 19:53:33  bentson
- * more -Z stuff folded in; re-order changes to put -Z stuff
- * after -Y stuff (to make changes clearer)
- *
- * Revision 1.36.4.12  1996/07/11 15:40:55  bentson
- * Add code to poll Cyclades-Z.  Add code to get & set RS-232 control.
- * Add code to send break.  Clear firmware ID word at startup (so
- * that other code won't talk to inactive board).
- *
- * Revision 1.36.4.11  1996/07/09 05:28:29  bentson
- * add code for -Z in set_line_char
- *
- * Revision 1.36.4.10  1996/07/08 19:28:37  bentson
- * fold more -Z stuff (or in some cases, error messages)
- * into driver; add text to "don't know what to do" messages.
- *
- * Revision 1.36.4.9  1996/07/08 18:38:38  bentson
- * moved compile-time flags near top of file; cosmetic changes
- * to narrow text (to allow 2-up printing); changed many declarations
- * to "static" to limit external symbols; shuffled code order to
- * coalesce -Y and -Z specific code, also to put internal functions
- * in order of tty_driver structure; added code to recognize -Z
- * ports (and for moment, do nothing or report error); add cy_startup
- * to parse boot command line for extra base addresses for ISA probes;
- *
- * Revision 1.36.4.8  1996/06/25 17:40:19  bentson
- * reorder some code, fix types of some vars (int vs. long),
- * add cy_setup to support user declared ISA addresses
- *
- * Revision 1.36.4.7  1996/06/21 23:06:18  bentson
- * dump ioctl based firmware load (it's now a user level
- * program); ensure uninitialzed ports cannot be used
- *
- * Revision 1.36.4.6  1996/06/20 23:17:19  bentson
- * rename vars and restructure some code
- *
- * Revision 1.36.4.5  1996/06/14 15:09:44  bentson
- * get right status back after boot load
- *
- * Revision 1.36.4.4  1996/06/13 19:51:44  bentson
- * successfully loads firmware
- *
- * Revision 1.36.4.3  1996/06/13 06:08:33  bentson
- * add more of the code for the boot/load ioctls
- *
- * Revision 1.36.4.2  1996/06/11 21:00:51  bentson
- * start to add Z functionality--starting with ioctl
- * for loading firmware
- *
- * Revision 1.36.4.1  1996/06/10 18:03:02  bentson
- * added code to recognize Z/PCI card at initialization; report
- * presence, but card is not initialized (because firmware needs
- * to be loaded)
- *
- * Revision 1.36.3.8  1996/06/07 16:29:00  bentson
- * starting minor number at zero; added missing verify_area
- * as noted by Heiko Eißfeldt <heiko@colossus.escape.de>
- *
- * Revision 1.36.3.7  1996/04/19 21:06:18  bentson
- * remove unneeded boot message & fix CLOCAL hardware flow
- * control (Miquel van Smoorenburg <miquels@Q.cistron.nl>);
- * remove unused diagnostic statements; minor 0 is first;
- *
- * Revision 1.36.3.6  1996/03/13 13:21:17  marcio
- * The kernel function vremap (available only in later 1.3.xx kernels)
- * allows the access to memory addresses above the RAM. This revision
- * of the driver supports PCI boards below 1Mb (device id 0x100) and
- * above 1Mb (device id 0x101).
- *
- * Revision 1.36.3.5  1996/03/07 15:20:17  bentson
- * Some global changes to interrupt handling spilled into
- * this driver--mostly unused arguments in system function
- * calls.  Also added change by Marcio Saito which should
- * reduce lost interrupts at startup by fast processors.
- *
- * Revision 1.36.3.4  1995/11/13  20:45:10  bentson
- * Changes by Corey Minyard <minyard@wf-rch.cirr.com> distributed
- * in 1.3.41 kernel to remove a possible race condition, extend
- * some error messages, and let the driver run as a loadable module
- * Change by Alan Wendt <alan@ez0.ezlink.com> to remove a
- * possible race condition.
- * Change by Marcio Saito <marcio@cyclades.com> to fix PCI addressing.
- *
- * Revision 1.36.3.3  1995/11/13  19:44:48  bentson
- * Changes by Linus Torvalds in 1.3.33 kernel distribution
- * required due to reordering of driver initialization.
- * Drivers are now initialized *after* memory management.
- *
- * Revision 1.36.3.2  1995/09/08  22:07:14  bentson
- * remove printk from ISR; fix typo
- *
- * Revision 1.36.3.1  1995/09/01  12:00:42  marcio
- * Minor fixes in the PCI board support. PCI function calls in
- * conditional compilation (CONFIG_PCI). Thanks to Jim Duncan
- * <duncan@okay.com>. "bad serial count" message removed.
- *
- * Revision 1.36.3  1995/08/22  09:19:42  marcio
- * Cyclom-Y/PCI support added. Changes in the cy_init routine and
- * board initialization. Changes in the boot messages. The driver
- * supports up to 4 boards and 64 ports by default.
- *
- * Revision 1.36.1.4  1995/03/29  06:14:14  bentson
- * disambiguate between Cyclom-16Y and Cyclom-32Ye;
- *
- * Revision 1.36.1.3  1995/03/23  22:15:35  bentson
- * add missing break in modem control block in ioctl switch statement
- * (discovered by Michael Edward Chastain <mec@jobe.shell.portal.com>);
- *
- * Revision 1.36.1.2  1995/03/22  19:16:22  bentson
- * make sure CTS flow control is set as soon as possible (thanks
- * to note from David Lambert <lambert@chesapeake.rps.slb.com>);
- *
- * Revision 1.36.1.1  1995/03/13  15:44:43  bentson
- * initialize defaults for receive threshold and stale data timeout;
- * cosmetic changes;
- *
- * Revision 1.36  1995/03/10  23:33:53  bentson
- * added support of chips 4-7 in 32 port Cyclom-Ye;
- * fix cy_interrupt pointer dereference problem
- * (Joe Portman <baron@aa.net>);
- * give better error response if open is attempted on non-existent port
- * (Zachariah Vaum <jchryslr@netcom.com>);
- * correct command timeout (Kenneth Lerman <lerman@@seltd.newnet.com>);
- * conditional compilation for -16Y on systems with fast, noisy bus;
- * comment out diagnostic print function;
- * cleaned up table of base addresses;
- * set receiver time-out period register to correct value,
- * set receive threshold to better default values,
- * set chip timer to more accurate 200 Hz ticking,
- * add code to monitor and modify receive parameters
- * (Rik Faith <faith@cs.unc.edu> Nick Simicich
- * <njs@scifi.emi.net>);
- *
- * Revision 1.35  1994/12/16  13:54:18  steffen
- * additional patch by Marcio Saito for board detection
- * Accidently left out in 1.34
- *
- * Revision 1.34  1994/12/10  12:37:12  steffen
- * This is the corrected version as suggested by Marcio Saito
- *
- * Revision 1.33  1994/12/01  22:41:18  bentson
- * add hooks to support more high speeds directly; add tytso
- * patch regarding CLOCAL wakeups
- *
- * Revision 1.32  1994/11/23  19:50:04  bentson
- * allow direct kernel control of higher signalling rates;
- * look for cards at additional locations
- *
- * Revision 1.31  1994/11/16  04:33:28  bentson
- * ANOTHER fix from Corey Minyard, minyard@wf-rch.cirr.com--
- * a problem in chars_in_buffer has been resolved by some
- * small changes;  this should yield smoother output
- *
- * Revision 1.30  1994/11/16  04:28:05  bentson
- * Fix from Corey Minyard, Internet: minyard@metronet.com,
- * UUCP: minyard@wf-rch.cirr.com, WORK: minyardbnr.ca, to
- * cy_hangup that appears to clear up much (all?) of the
- * DTR glitches; also he's added/cleaned-up diagnostic messages
- *
- * Revision 1.29  1994/11/16  04:16:07  bentson
- * add change proposed by Ralph Sims, ralphs@halcyon.com, to
- * operate higher speeds in same way as other serial ports;
- * add more serial ports (for up to two 16-port muxes).
- *
- * Revision 1.28  1994/11/04  00:13:16  root
- * turn off diagnostic messages
- *
- * Revision 1.27  1994/11/03  23:46:37  root
- * bunch of changes to bring driver into greater conformance
- * with the serial.c driver (looking for missed fixes)
- *
- * Revision 1.26  1994/11/03  22:40:36  root
- * automatic interrupt probing fixed.
- *
- * Revision 1.25  1994/11/03  20:17:02  root
- * start to implement auto-irq
- *
- * Revision 1.24  1994/11/03  18:01:55  root
- * still working on modem signals--trying not to drop DTR
- * during the getty/login processes
- *
- * Revision 1.23  1994/11/03  17:51:36  root
- * extend baud rate support; set receive threshold as function
- * of baud rate; fix some problems with RTS/CTS;
- *
- * Revision 1.22  1994/11/02  18:05:35  root
- * changed arguments to udelay to type long to get
- * delays to be of correct duration
- *
- * Revision 1.21  1994/11/02  17:37:30  root
- * employ udelay (after calibrating loops_per_second earlier
- * in init/main.c) instead of using home-grown delay routines
- *
- * Revision 1.20  1994/11/02  03:11:38  root
- * cy_chars_in_buffer forces a return value of 0 to let
- * login work (don't know why it does); some functions
- * that were returning EFAULT, now executes the code;
- * more work on deciding when to disable xmit interrupts;
- *
- * Revision 1.19  1994/11/01  20:10:14  root
- * define routine to start transmission interrupts (by enabling
- * transmit interrupts); directly enable/disable modem interrupts;
- *
- * Revision 1.18  1994/11/01  18:40:45  bentson
- * Don't always enable transmit interrupts in startup; interrupt on
- * TxMpty instead of TxRdy to help characters get out before shutdown;
- * restructure xmit interrupt to check for chars first and quit if
- * none are ready to go; modem status (MXVRx) is upright, _not_ inverted
- * (to my view);
- *
- * Revision 1.17  1994/10/30  04:39:45  bentson
- * rename serial_driver and callout_driver to cy_serial_driver and
- * cy_callout_driver to avoid linkage interference; initialize
- * info->type to PORT_CIRRUS; ruggedize paranoia test; elide ->port
- * from cyclades_port structure; add paranoia check to cy_close;
- *
- * Revision 1.16  1994/10/30  01:14:33  bentson
- * change major numbers; add some _early_ return statements;
- *
- * Revision 1.15  1994/10/29  06:43:15  bentson
- * final tidying up for clean compile;  enable some error reporting
- *
- * Revision 1.14  1994/10/28  20:30:22  Bentson
- * lots of changes to drag the driver towards the new tty_io
- * structures and operation.  not expected to work, but may
- * compile cleanly.
- *
- * Revision 1.13  1994/07/21  23:08:57  Bentson
- * add some diagnostic cruft; support 24 lines (for testing
- * both -8Y and -16Y cards; be more thorough in servicing all
- * chips during interrupt; add "volatile" a few places to
- * circumvent compiler optimizations; fix base & offset
- * computations in block_til_ready (was causing chip 0 to
- * stop operation)
- *
- * Revision 1.12  1994/07/19  16:42:11  Bentson
- * add some hackery for kernel version 1.1.8; expand
- * error messages; refine timing for delay loops and
- * declare loop params volatile
- *
- * Revision 1.11  1994/06/11  21:53:10  bentson
- * get use of save_car right in transmit interrupt service
- *
- * Revision 1.10.1.1  1994/06/11  21:31:18  bentson
- * add some diagnostic printing; try to fix save_car stuff
- *
- * Revision 1.10  1994/06/11  20:36:08  bentson
- * clean up compiler warnings
- *
- * Revision 1.9  1994/06/11  19:42:46  bentson
- * added a bunch of code to support modem signalling
- *
- * Revision 1.8  1994/06/11  17:57:07  bentson
- * recognize break & parity error
- *
- * Revision 1.7  1994/06/05  05:51:34  bentson
- * Reorder baud table to be monotonic; add cli to CP; discard
- * incoming characters and status if the line isn't open; start to
- * fold code into cy_throttle; start to port get_serial_info,
- * set_serial_info, get_modem_info, set_modem_info, and send_break
- * from serial.c; expand cy_ioctl; relocate and expand config_setup;
- * get flow control characters from tty struct; invalidate ports w/o
- * hardware;
- *
- * Revision 1.6  1994/05/31  18:42:21  bentson
- * add a loop-breaker in the interrupt service routine;
- * note when port is initialized so that it can be shut
- * down under the right conditions; receive works without
- * any obvious errors
- *
- * Revision 1.5  1994/05/30  00:55:02  bentson
- * transmit works without obvious errors
- *
- * Revision 1.4  1994/05/27  18:46:27  bentson
- * incorporated more code from lib_y.c; can now print short
- * strings under interrupt control to port zero; seems to
- * select ports/channels/lines correctly
- *
- * Revision 1.3  1994/05/25  22:12:44  bentson
- * shifting from multi-port on a card to proper multiplexor
- * data structures;  added skeletons of most routines
- *
- * Revision 1.2  1994/05/19  13:21:43  bentson
- * start to crib from other sources
- *
  */
 
-#define CY_VERSION	"2.5"
+#define CY_VERSION	"2.6"
 
 /* If you need to install more boards than NR_CARDS, change the constant
    in the definition below. No other change is necessary to support up to
@@ -648,9 +80,7 @@
 #include <linux/firmware.h>
 #include <linux/device.h>
 
-#include <asm/system.h>
 #include <linux/io.h>
-#include <asm/irq.h>
 #include <linux/uaccess.h>
 
 #include <linux/kernel.h>
@@ -660,13 +90,11 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 
-static void cy_throttle(struct tty_struct *tty);
 static void cy_send_xchar(struct tty_struct *tty, char ch);
 
 #ifndef SERIAL_XMIT_SIZE
 #define	SERIAL_XMIT_SIZE	(min(PAGE_SIZE, 4096))
 #endif
-#define WAKEUP_CHARS		256
 
 #define STD_COM_FLAGS (0)
 
@@ -756,25 +184,25 @@ static int cy_next_channel;	/* next minor available */
  *                                               HI            VHI
  *     20
  */
-static int baud_table[] = {
+static const int baud_table[] = {
 	0, 50, 75, 110, 134, 150, 200, 300, 600, 1200,
 	1800, 2400, 4800, 9600, 19200, 38400, 57600, 76800, 115200, 150000,
 	230400, 0
 };
 
-static char baud_co_25[] = {	/* 25 MHz clock option table */
+static const char baud_co_25[] = {	/* 25 MHz clock option table */
 	/* value =>    00    01   02    03    04 */
 	/* divide by    8    32   128   512  2048 */
 	0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 0x03, 0x03, 0x03, 0x02,
 	0x02, 0x02, 0x01, 0x01, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
 
-static char baud_bpr_25[] = {	/* 25 MHz baud rate period table */
+static const char baud_bpr_25[] = {	/* 25 MHz baud rate period table */
 	0x00, 0xf5, 0xa3, 0x6f, 0x5c, 0x51, 0xf5, 0xa3, 0x51, 0xa3,
 	0x6d, 0x51, 0xa3, 0x51, 0xa3, 0x51, 0x36, 0x29, 0x1b, 0x15
 };
 
-static char baud_co_60[] = {	/* 60 MHz clock option table (CD1400 J) */
+static const char baud_co_60[] = {	/* 60 MHz clock option table (CD1400 J) */
 	/* value =>    00    01   02    03    04 */
 	/* divide by    8    32   128   512  2048 */
 	0x00, 0x00, 0x00, 0x04, 0x04, 0x04, 0x04, 0x04, 0x03, 0x03,
@@ -782,13 +210,13 @@ static char baud_co_60[] = {	/* 60 MHz clock option table (CD1400 J) */
 	0x00
 };
 
-static char baud_bpr_60[] = {	/* 60 MHz baud rate period table (CD1400 J) */
+static const char baud_bpr_60[] = {	/* 60 MHz baud rate period table (CD1400 J) */
 	0x00, 0x82, 0x21, 0xff, 0xdb, 0xc3, 0x92, 0x62, 0xc3, 0x62,
 	0x41, 0xc3, 0x62, 0xc3, 0x62, 0xc3, 0x82, 0x62, 0x41, 0x32,
 	0x21
 };
 
-static char baud_cor3[] = {	/* receive threshold */
+static const char baud_cor3[] = {	/* receive threshold */
 	0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
 	0x0a, 0x0a, 0x0a, 0x09, 0x09, 0x08, 0x08, 0x08, 0x08, 0x07,
 	0x07
@@ -805,7 +233,7 @@ static char baud_cor3[] = {	/* receive threshold */
  * cables.
  */
 
-static char rflow_thr[] = {	/* rflow threshold */
+static const char rflow_thr[] = {	/* rflow threshold */
 	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
 	0x00, 0x00, 0x00, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a, 0x0a,
 	0x0a
@@ -814,7 +242,7 @@ static char rflow_thr[] = {	/* rflow threshold */
 /*  The Cyclom-Ye has placed the sequential chips in non-sequential
  *  address order.  This look-up table overcomes that problem.
  */
-static int cy_chip_offset[] = { 0x0000,
+static const unsigned int cy_chip_offset[] = { 0x0000,
 	0x0400,
 	0x0800,
 	0x0C00,
@@ -827,7 +255,7 @@ static int cy_chip_offset[] = { 0x0000,
 /* PCI related definitions */
 
 #ifdef CONFIG_PCI
-static struct pci_device_id cy_pci_dev_id[] __devinitdata = {
+static const struct pci_device_id cy_pci_dev_id[] = {
 	/* PCI < 1Mb */
 	{ PCI_DEVICE(PCI_VENDOR_ID_CYCLADES, PCI_DEVICE_ID_CYCLOM_Y_Lo) },
 	/* PCI > 1Mb */
@@ -850,7 +278,7 @@ MODULE_DEVICE_TABLE(pci, cy_pci_dev_id);
 #endif
 
 static void cy_start(struct tty_struct *);
-static void set_line_char(struct cyclades_port *);
+static void cy_set_line_char(struct cyclades_port *, struct tty_struct *);
 static int cyz_issue_cmd(struct cyclades_card *, __u32, __u8, __u32);
 #ifdef CONFIG_ISA
 static unsigned detect_isa_irq(void __iomem *);
@@ -869,6 +297,20 @@ static void cyz_rx_restart(unsigned long);
 static struct timer_list cyz_rx_full_timer[NR_PORTS];
 #endif				/* CONFIG_CYZ_INTR */
 
+static inline void cyy_writeb(struct cyclades_port *port, u32 reg, u8 val)
+{
+	struct cyclades_card *card = port->card;
+
+	cy_writeb(port->u.cyy.base_addr + (reg << card->bus_index), val);
+}
+
+static inline u8 cyy_readb(struct cyclades_port *port, u32 reg)
+{
+	struct cyclades_card *card = port->card;
+
+	return readb(port->u.cyy.base_addr + (reg << card->bus_index));
+}
+
 static inline bool cy_is_Z(struct cyclades_card *card)
 {
 	return card->num_chips == (unsigned int)-1;
@@ -893,7 +335,7 @@ static inline bool cyz_is_loaded(struct cyclades_card *card)
 }
 
 static inline int serial_paranoia_check(struct cyclades_port *info,
-		char *name, const char *routine)
+		const char *name, const char *routine)
 {
 #ifdef SERIAL_PARANOIA_CHECK
 	if (!info) {
@@ -909,7 +351,7 @@ static inline int serial_paranoia_check(struct cyclades_port *info,
 	}
 #endif
 	return 0;
-}				/* serial_paranoia_check */
+}
 
 /***********************************************************/
 /********* Start of block of Cyclom-Y specific code ********/
@@ -921,13 +363,14 @@ static inline int serial_paranoia_check(struct cyclades_port *info,
 
    This function is only called from inside spinlock-protected code.
  */
-static int cyy_issue_cmd(void __iomem *base_addr, u_char cmd, int index)
+static int __cyy_issue_cmd(void __iomem *base_addr, u8 cmd, int index)
 {
+	void __iomem *ccr = base_addr + (CyCCR << index);
 	unsigned int i;
 
 	/* Check to see that the previous command has completed */
 	for (i = 0; i < 100; i++) {
-		if (readb(base_addr + (CyCCR << index)) == 0)
+		if (readb(ccr) == 0)
 			break;
 		udelay(10L);
 	}
@@ -937,10 +380,16 @@ static int cyy_issue_cmd(void __iomem *base_addr, u_char cmd, int index)
 		return -1;
 
 	/* Issue the new command */
-	cy_writeb(base_addr + (CyCCR << index), cmd);
+	cy_writeb(ccr, cmd);
 
 	return 0;
-}				/* cyy_issue_cmd */
+}
+
+static inline int cyy_issue_cmd(struct cyclades_port *port, u8 cmd)
+{
+	return __cyy_issue_cmd(port->u.cyy.base_addr, cmd,
+			port->card->bus_index);
+}
 
 #ifdef CONFIG_ISA
 /* ISA interrupt detection code */
@@ -960,12 +409,12 @@ static unsigned detect_isa_irq(void __iomem *address)
 
 	irqs = probe_irq_on();
 	/* Wait ... */
-	udelay(5000L);
+	msleep(5);
 
 	/* Enable the Tx interrupts on the CD1400 */
 	local_irq_save(flags);
 	cy_writeb(address + (CyCAR << index), 0);
-	cyy_issue_cmd(address, CyCHAN_CTL | CyENB_XMTR, index);
+	__cyy_issue_cmd(address, CyCHAN_CTL | CyENB_XMTR, index);
 
 	cy_writeb(address + (CyCAR << index), 0);
 	cy_writeb(address + (CySRER << index),
@@ -973,7 +422,7 @@ static unsigned detect_isa_irq(void __iomem *address)
 	local_irq_restore(flags);
 
 	/* Wait ... */
-	udelay(5000L);
+	msleep(5);
 
 	/* Check which interrupt is in use */
 	irq = probe_irq_off(irqs);
@@ -999,7 +448,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 	struct cyclades_port *info;
 	struct tty_struct *tty;
 	int len, index = cinfo->bus_index;
-	u8 save_xir, channel, save_car, data, char_count;
+	u8 ivr, save_xir, channel, save_car, data, char_count;
 
 #ifdef CY_DEBUG_INTERRUPTS
 	printk(KERN_DEBUG "cyy_interrupt: rcvd intr, chip %d\n", chip);
@@ -1008,26 +457,25 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 	save_xir = readb(base_addr + (CyRIR << index));
 	channel = save_xir & CyIRChannel;
 	info = &cinfo->ports[channel + chip * 4];
-	save_car = readb(base_addr + (CyCAR << index));
-	cy_writeb(base_addr + (CyCAR << index), save_xir);
+	save_car = cyy_readb(info, CyCAR);
+	cyy_writeb(info, CyCAR, save_xir);
+	ivr = cyy_readb(info, CyRIVR) & CyIVRMask;
 
+	tty = tty_port_tty_get(&info->port);
 	/* if there is nowhere to put the data, discard it */
-	if (info->port.tty == NULL) {
-		if ((readb(base_addr + (CyRIVR << index)) & CyIVRMask) ==
-				CyIVRRxEx) {	/* exception */
-			data = readb(base_addr + (CyRDSR << index));
+	if (tty == NULL) {
+		if (ivr == CyIVRRxEx) {	/* exception */
+			data = cyy_readb(info, CyRDSR);
 		} else {	/* normal character reception */
-			char_count = readb(base_addr + (CyRDCR << index));
+			char_count = cyy_readb(info, CyRDCR);
 			while (char_count--)
-				data = readb(base_addr + (CyRDSR << index));
+				data = cyy_readb(info, CyRDSR);
 		}
 		goto end;
 	}
 	/* there is an open port for this data */
-	tty = info->port.tty;
-	if ((readb(base_addr + (CyRIVR << index)) & CyIVRMask) ==
-			CyIVRRxEx) {	/* exception */
-		data = readb(base_addr + (CyRDSR << index));
+	if (ivr == CyIVRRxEx) {	/* exception */
+		data = cyy_readb(info, CyRDSR);
 
 		/* For statistics only */
 		if (data & CyBREAK)
@@ -1041,28 +489,29 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 
 		if (data & info->ignore_status_mask) {
 			info->icount.rx++;
+			tty_kref_put(tty);
 			return;
 		}
 		if (tty_buffer_request_room(tty, 1)) {
 			if (data & info->read_status_mask) {
 				if (data & CyBREAK) {
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_BREAK);
+						cyy_readb(info, CyRDSR),
+						TTY_BREAK);
 					info->icount.rx++;
 					if (info->port.flags & ASYNC_SAK)
 						do_SAK(tty);
 				} else if (data & CyFRAME) {
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_FRAME);
+						cyy_readb(info, CyRDSR),
+						TTY_FRAME);
 					info->icount.rx++;
 					info->idle_stats.frame_errs++;
 				} else if (data & CyPARITY) {
 					/* Pieces of seven... */
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_PARITY);
+						cyy_readb(info, CyRDSR),
+						TTY_PARITY);
 					info->icount.rx++;
 					info->idle_stats.parity_errs++;
 				} else if (data & CyOVERRUN) {
@@ -1074,8 +523,8 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 					   the next incoming character.
 					 */
 					tty_insert_flip_char(tty,
-						readb(base_addr + (CyRDSR <<
-							index)), TTY_FRAME);
+						cyy_readb(info, CyRDSR),
+						TTY_FRAME);
 					info->icount.rx++;
 					info->idle_stats.overruns++;
 				/* These two conditions may imply */
@@ -1099,7 +548,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 		}
 	} else {	/* normal character reception */
 		/* load # chars available from the chip */
-		char_count = readb(base_addr + (CyRDCR << index));
+		char_count = cyy_readb(info, CyRDCR);
 
 #ifdef CY_ENABLE_MONITORING
 		++info->mon.int_count;
@@ -1110,7 +559,7 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 #endif
 		len = tty_buffer_request_room(tty, char_count);
 		while (len--) {
-			data = readb(base_addr + (CyRDSR << index));
+			data = cyy_readb(info, CyRDSR);
 			tty_insert_flip_char(tty, data, TTY_NORMAL);
 			info->idle_stats.recv_bytes++;
 			info->icount.rx++;
@@ -1121,16 +570,18 @@ static void cyy_chip_rx(struct cyclades_card *cinfo, int chip,
 		info->idle_stats.recv_idle = jiffies;
 	}
 	tty_schedule_flip(tty);
+	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyRIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyRIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 		void __iomem *base_addr)
 {
 	struct cyclades_port *info;
+	struct tty_struct *tty;
 	int char_count, index = cinfo->bus_index;
 	u8 save_xir, channel, save_car, outch;
 
@@ -1154,9 +605,9 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 		goto end;
 	}
 	info = &cinfo->ports[channel + chip * 4];
-	if (info->port.tty == NULL) {
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyTxRdy);
+	tty = tty_port_tty_get(&info->port);
+	if (tty == NULL) {
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyTxRdy);
 		goto end;
 	}
 
@@ -1165,7 +616,7 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	if (info->x_char) {	/* send special char */
 		outch = info->x_char;
-		cy_writeb(base_addr + (CyTDR << index), outch);
+		cyy_writeb(info, CyTDR, outch);
 		char_count--;
 		info->icount.tx++;
 		info->x_char = 0;
@@ -1173,14 +624,14 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	if (info->breakon || info->breakoff) {
 		if (info->breakon) {
-			cy_writeb(base_addr + (CyTDR << index), 0);
-			cy_writeb(base_addr + (CyTDR << index), 0x81);
+			cyy_writeb(info, CyTDR, 0);
+			cyy_writeb(info, CyTDR, 0x81);
 			info->breakon = 0;
 			char_count -= 2;
 		}
 		if (info->breakoff) {
-			cy_writeb(base_addr + (CyTDR << index), 0);
-			cy_writeb(base_addr + (CyTDR << index), 0x83);
+			cyy_writeb(info, CyTDR, 0);
+			cyy_writeb(info, CyTDR, 0x83);
 			info->breakoff = 0;
 			char_count -= 2;
 		}
@@ -1188,27 +639,23 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 
 	while (char_count-- > 0) {
 		if (!info->xmit_cnt) {
-			if (readb(base_addr + (CySRER << index)) & CyTxMpty) {
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) &
-						~CyTxMpty);
+			if (cyy_readb(info, CySRER) & CyTxMpty) {
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) & ~CyTxMpty);
 			} else {
-				cy_writeb(base_addr + (CySRER << index),
-					(readb(base_addr + (CySRER << index)) &
-						~CyTxRdy) | CyTxMpty);
+				cyy_writeb(info, CySRER, CyTxMpty |
+					(cyy_readb(info, CySRER) & ~CyTxRdy));
 			}
 			goto done;
 		}
 		if (info->port.xmit_buf == NULL) {
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) &
-					~CyTxRdy);
+			cyy_writeb(info, CySRER,
+				cyy_readb(info, CySRER) & ~CyTxRdy);
 			goto done;
 		}
-		if (info->port.tty->stopped || info->port.tty->hw_stopped) {
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) &
-					~CyTxRdy);
+		if (tty->stopped || tty->hw_stopped) {
+			cyy_writeb(info, CySRER,
+				cyy_readb(info, CySRER) & ~CyTxRdy);
 			goto done;
 		}
 		/* Because the Embedded Transmit Commands have been enabled,
@@ -1225,15 +672,15 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 			info->xmit_cnt--;
 			info->xmit_tail = (info->xmit_tail + 1) &
 					(SERIAL_XMIT_SIZE - 1);
-			cy_writeb(base_addr + (CyTDR << index), outch);
+			cyy_writeb(info, CyTDR, outch);
 			info->icount.tx++;
 		} else {
 			if (char_count > 1) {
 				info->xmit_cnt--;
 				info->xmit_tail = (info->xmit_tail + 1) &
 					(SERIAL_XMIT_SIZE - 1);
-				cy_writeb(base_addr + (CyTDR << index), outch);
-				cy_writeb(base_addr + (CyTDR << index), 0);
+				cyy_writeb(info, CyTDR, outch);
+				cyy_writeb(info, CyTDR, 0);
 				info->icount.tx++;
 				char_count--;
 			}
@@ -1241,17 +688,19 @@ static void cyy_chip_tx(struct cyclades_card *cinfo, unsigned int chip,
 	}
 
 done:
-	tty_wakeup(info->port.tty);
+	tty_wakeup(tty);
+	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyTIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyTIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 		void __iomem *base_addr)
 {
 	struct cyclades_port *info;
+	struct tty_struct *tty;
 	int index = cinfo->bus_index;
 	u8 save_xir, channel, save_car, mdm_change, mdm_status;
 
@@ -1259,13 +708,14 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 	save_xir = readb(base_addr + (CyMIR << index));
 	channel = save_xir & CyIRChannel;
 	info = &cinfo->ports[channel + chip * 4];
-	save_car = readb(base_addr + (CyCAR << index));
-	cy_writeb(base_addr + (CyCAR << index), save_xir);
+	save_car = cyy_readb(info, CyCAR);
+	cyy_writeb(info, CyCAR, save_xir);
 
-	mdm_change = readb(base_addr + (CyMISR << index));
-	mdm_status = readb(base_addr + (CyMSVR1 << index));
+	mdm_change = cyy_readb(info, CyMISR);
+	mdm_status = cyy_readb(info, CyMSVR1);
 
-	if (!info->port.tty)
+	tty = tty_port_tty_get(&info->port);
+	if (!tty)
 		goto end;
 
 	if (mdm_change & CyANY_DELTA) {
@@ -1279,35 +729,32 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 		if (mdm_change & CyRI)
 			info->icount.rng++;
 
-		wake_up_interruptible(&info->delta_msr_wait);
+		wake_up_interruptible(&info->port.delta_msr_wait);
 	}
 
 	if ((mdm_change & CyDCD) && (info->port.flags & ASYNC_CHECK_CD)) {
-		if (!(mdm_status & CyDCD)) {
-			tty_hangup(info->port.tty);
-			info->port.flags &= ~ASYNC_NORMAL_ACTIVE;
-		}
-		wake_up_interruptible(&info->port.open_wait);
+		if (mdm_status & CyDCD)
+			wake_up_interruptible(&info->port.open_wait);
+		else
+			tty_hangup(tty);
 	}
 	if ((mdm_change & CyCTS) && (info->port.flags & ASYNC_CTS_FLOW)) {
-		if (info->port.tty->hw_stopped) {
+		if (tty->hw_stopped) {
 			if (mdm_status & CyCTS) {
 				/* cy_start isn't used
 				   because... !!! */
-				info->port.tty->hw_stopped = 0;
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) |
-						CyTxRdy);
-				tty_wakeup(info->port.tty);
+				tty->hw_stopped = 0;
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) | CyTxRdy);
+				tty_wakeup(tty);
 			}
 		} else {
 			if (!(mdm_status & CyCTS)) {
 				/* cy_stop isn't used
 				   because ... !!! */
-				info->port.tty->hw_stopped = 1;
-				cy_writeb(base_addr + (CySRER << index),
-					readb(base_addr + (CySRER << index)) &
-						~CyTxRdy);
+				tty->hw_stopped = 1;
+				cyy_writeb(info, CySRER,
+					cyy_readb(info, CySRER) & ~CyTxRdy);
 			}
 		}
 	}
@@ -1315,10 +762,11 @@ static void cyy_chip_modem(struct cyclades_card *cinfo, int chip,
 	}
 	if (mdm_change & CyRI) {
 	}*/
+	tty_kref_put(tty);
 end:
 	/* end of service */
-	cy_writeb(base_addr + (CyMIR << index), save_xir & 0x3f);
-	cy_writeb(base_addr + (CyCAR << index), save_car);
+	cyy_writeb(info, CyMIR, save_xir & 0x3f);
+	cyy_writeb(info, CyCAR, save_car);
 }
 
 /* The real interrupt service routine is called
@@ -1389,6 +837,56 @@ static irqreturn_t cyy_interrupt(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }				/* cyy_interrupt */
 
+static void cyy_change_rts_dtr(struct cyclades_port *info, unsigned int set,
+		unsigned int clear)
+{
+	struct cyclades_card *card = info->card;
+	int channel = info->line - card->first_line;
+	u32 rts, dtr, msvrr, msvrd;
+
+	channel &= 0x03;
+
+	if (info->rtsdtr_inv) {
+		msvrr = CyMSVR2;
+		msvrd = CyMSVR1;
+		rts = CyDTR;
+		dtr = CyRTS;
+	} else {
+		msvrr = CyMSVR1;
+		msvrd = CyMSVR2;
+		rts = CyRTS;
+		dtr = CyDTR;
+	}
+	if (set & TIOCM_RTS) {
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrr, rts);
+	}
+	if (clear & TIOCM_RTS) {
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrr, ~rts);
+	}
+	if (set & TIOCM_DTR) {
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrd, dtr);
+#ifdef CY_DEBUG_DTR
+		printk(KERN_DEBUG "cyc:set_modem_info raising DTR\n");
+		printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
+			cyy_readb(info, CyMSVR1),
+			cyy_readb(info, CyMSVR2));
+#endif
+	}
+	if (clear & TIOCM_DTR) {
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, msvrd, ~dtr);
+#ifdef CY_DEBUG_DTR
+		printk(KERN_DEBUG "cyc:set_modem_info dropping DTR\n");
+		printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
+			cyy_readb(info, CyMSVR1),
+			cyy_readb(info, CyMSVR2));
+#endif
+	}
+}
+
 /***********************************************************/
 /********* End of block of Cyclom-Y specific code **********/
 /******** Start of block of Cyclades-Z specific code *******/
@@ -1398,15 +896,9 @@ static int
 cyz_fetch_msg(struct cyclades_card *cinfo,
 		__u32 *channel, __u8 *cmd, __u32 *param)
 {
-	struct FIRM_ID __iomem *firm_id;
-	struct ZFW_CTRL __iomem *zfw_ctrl;
-	struct BOARD_CTRL __iomem *board_ctrl;
+	struct BOARD_CTRL __iomem *board_ctrl = cinfo->board_ctrl;
 	unsigned long loc_doorbell;
 
-	firm_id = cinfo->base_addr + ID_ADDRESS;
-	zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
-	board_ctrl = &zfw_ctrl->board_ctrl;
-
 	loc_doorbell = readl(&cinfo->ctl_addr.p9060->loc_doorbell);
 	if (loc_doorbell) {
 		*cmd = (char)(0xff & loc_doorbell);
@@ -1422,19 +914,13 @@ static int
 cyz_issue_cmd(struct cyclades_card *cinfo,
 		__u32 channel, __u8 cmd, __u32 param)
 {
-	struct FIRM_ID __iomem *firm_id;
-	struct ZFW_CTRL __iomem *zfw_ctrl;
-	struct BOARD_CTRL __iomem *board_ctrl;
+	struct BOARD_CTRL __iomem *board_ctrl = cinfo->board_ctrl;
 	__u32 __iomem *pci_doorbell;
 	unsigned int index;
 
-	firm_id = cinfo->base_addr + ID_ADDRESS;
 	if (!cyz_is_loaded(cinfo))
 		return -1;
 
-	zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
-	board_ctrl = &zfw_ctrl->board_ctrl;
-
 	index = 0;
 	pci_doorbell = &cinfo->ctl_addr.p9060->pci_doorbell;
 	while ((readl(pci_doorbell) & 0xff) != 0) {
@@ -1449,11 +935,10 @@ cyz_issue_cmd(struct cyclades_card *cinfo,
 	return 0;
 }				/* cyz_issue_cmd */
 
-static void cyz_handle_rx(struct cyclades_port *info,
-		struct BUF_CTRL __iomem *buf_ctrl)
+static void cyz_handle_rx(struct cyclades_port *info, struct tty_struct *tty)
 {
+	struct BUF_CTRL __iomem *buf_ctrl = info->u.cyz.buf_ctrl;
 	struct cyclades_card *cinfo = info->card;
-	struct tty_struct *tty = info->port.tty;
 	unsigned int char_count;
 	int len;
 #ifdef BLOCKMOVE
@@ -1542,11 +1027,10 @@ static void cyz_handle_rx(struct cyclades_port *info,
 	}
 }
 
-static void cyz_handle_tx(struct cyclades_port *info,
-		struct BUF_CTRL __iomem *buf_ctrl)
+static void cyz_handle_tx(struct cyclades_port *info, struct tty_struct *tty)
 {
+	struct BUF_CTRL __iomem *buf_ctrl = info->u.cyz.buf_ctrl;
 	struct cyclades_card *cinfo = info->card;
-	struct tty_struct *tty = info->port.tty;
 	u8 data;
 	unsigned int char_count;
 #ifdef BLOCKMOVE
@@ -1621,34 +1105,24 @@ ztxdone:
 
 static void cyz_handle_cmd(struct cyclades_card *cinfo)
 {
+	struct BOARD_CTRL __iomem *board_ctrl = cinfo->board_ctrl;
 	struct tty_struct *tty;
 	struct cyclades_port *info;
-	static struct FIRM_ID __iomem *firm_id;
-	static struct ZFW_CTRL __iomem *zfw_ctrl;
-	static struct BOARD_CTRL __iomem *board_ctrl;
-	static struct CH_CTRL __iomem *ch_ctrl;
-	static struct BUF_CTRL __iomem *buf_ctrl;
 	__u32 channel, param, fw_ver;
 	__u8 cmd;
 	int special_count;
 	int delta_count;
 
-	firm_id = cinfo->base_addr + ID_ADDRESS;
-	zfw_ctrl = cinfo->base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
-	board_ctrl = &zfw_ctrl->board_ctrl;
 	fw_ver = readl(&board_ctrl->fw_version);
 
 	while (cyz_fetch_msg(cinfo, &channel, &cmd, &param) == 1) {
 		special_count = 0;
 		delta_count = 0;
 		info = &cinfo->ports[channel];
-		tty = info->port.tty;
+		tty = tty_port_tty_get(&info->port);
 		if (tty == NULL)
 			continue;
 
-		ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
-		buf_ctrl = &(zfw_ctrl->buf_ctrl[channel]);
-
 		switch (cmd) {
 		case C_CM_PR_ERROR:
 			tty_insert_flip_char(tty, 0, TTY_PARITY);
@@ -1669,15 +1143,12 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo)
 			info->icount.dcd++;
 			delta_count++;
 			if (info->port.flags & ASYNC_CHECK_CD) {
-				if ((fw_ver > 241 ? ((u_long) param) :
-						readl(&ch_ctrl->rs_status)) &
-						C_RS_DCD) {
+				u32 dcd = fw_ver > 241 ? param :
+					readl(&info->u.cyz.ch_ctrl->rs_status);
+				if (dcd & C_RS_DCD)
 					wake_up_interruptible(&info->port.open_wait);
-				} else {
-					tty_hangup(info->port.tty);
-					wake_up_interruptible(&info->port.open_wait);
-					info->port.flags &= ~ASYNC_NORMAL_ACTIVE;
-				}
+				else
+					tty_hangup(tty);
 			}
 			break;
 		case C_CM_MCTS:
@@ -1706,7 +1177,7 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo)
 			printk(KERN_DEBUG "cyz_interrupt: rcvd intr, card %d, "
 					"port %ld\n", info->card, channel);
 #endif
-			cyz_handle_rx(info, buf_ctrl);
+			cyz_handle_rx(info, tty);
 			break;
 		case C_CM_TXBEMPTY:
 		case C_CM_TXLOWWM:
@@ -1716,7 +1187,7 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo)
 			printk(KERN_DEBUG "cyz_interrupt: xmit intr, card %d, "
 					"port %ld\n", info->card, channel);
 #endif
-			cyz_handle_tx(info, buf_ctrl);
+			cyz_handle_tx(info, tty);
 			break;
 #endif				/* CONFIG_CYZ_INTR */
 		case C_CM_FATAL:
@@ -1726,9 +1197,10 @@ static void cyz_handle_cmd(struct cyclades_card *cinfo)
 			break;
 		}
 		if (delta_count)
-			wake_up_interruptible(&info->delta_msr_wait);
+			wake_up_interruptible(&info->port.delta_msr_wait);
 		if (special_count)
 			tty_schedule_flip(tty);
+		tty_kref_put(tty);
 	}
 }
 
@@ -1774,10 +1246,6 @@ static void cyz_poll(unsigned long arg)
 {
 	struct cyclades_card *cinfo;
 	struct cyclades_port *info;
-	struct tty_struct *tty;
-	struct FIRM_ID __iomem *firm_id;
-	struct ZFW_CTRL __iomem *zfw_ctrl;
-	struct BUF_CTRL __iomem *buf_ctrl;
 	unsigned long expires = jiffies + HZ;
 	unsigned int port, card;
 
@@ -1789,10 +1257,6 @@ static void cyz_poll(unsigned long arg)
 		if (!cyz_is_loaded(cinfo))
 			continue;
 
-		firm_id = cinfo->base_addr + ID_ADDRESS;
-		zfw_ctrl = cinfo->base_addr +
-				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-
 	/* Skip first polling cycle to avoid racing conditions with the FW */
 		if (!cinfo->intr_enabled) {
 			cinfo->intr_enabled = 1;
@@ -1802,13 +1266,17 @@ static void cyz_poll(unsigned long arg)
 		cyz_handle_cmd(cinfo);
 
 		for (port = 0; port < cinfo->nports; port++) {
+			struct tty_struct *tty;
+
 			info = &cinfo->ports[port];
-			tty = info->port.tty;
-			buf_ctrl = &(zfw_ctrl->buf_ctrl[port]);
+			tty = tty_port_tty_get(&info->port);
+			/* OK to pass NULL to the handle functions below.
+			   They need to drop the data in that case. */
 
 			if (!info->throttle)
-				cyz_handle_rx(info, buf_ctrl);
-			cyz_handle_tx(info, buf_ctrl);
+				cyz_handle_rx(info, tty);
+			cyz_handle_tx(info, tty);
+			tty_kref_put(tty);
 		}
 		/* poll every 'cyz_polling_cycle' period */
 		expires = jiffies + cyz_polling_cycle;
@@ -1824,13 +1292,12 @@ static void cyz_poll(unsigned long arg)
 /* This is called whenever a port becomes active;
    interrupts are enabled and DTR & RTS are turned on.
  */
-static int startup(struct cyclades_port *info)
+static int cy_startup(struct cyclades_port *info, struct tty_struct *tty)
 {
 	struct cyclades_card *card;
 	unsigned long flags;
 	int retval = 0;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned long page;
 
 	card = info->card;
@@ -1842,15 +1309,11 @@ static int startup(struct cyclades_port *info)
 
 	spin_lock_irqsave(&card->card_lock, flags);
 
-	if (info->port.flags & ASYNC_INITIALIZED) {
-		free_page(page);
+	if (info->port.flags & ASYNC_INITIALIZED)
 		goto errout;
-	}
 
 	if (!info->type) {
-		if (info->port.tty)
-			set_bit(TTY_IO_ERROR, &info->port.tty->flags);
-		free_page(page);
+		set_bit(TTY_IO_ERROR, &tty->flags);
 		goto errout;
 	}
 
@@ -1861,96 +1324,53 @@ static int startup(struct cyclades_port *info)
 
 	spin_unlock_irqrestore(&card->card_lock, flags);
 
-	set_line_char(info);
+	cy_set_line_char(info, tty);
 
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
 		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
 
-#ifdef CY_DEBUG_OPEN
-		printk(KERN_DEBUG "cyc startup card %d, chip %d, channel %d, "
-				"base_addr %p\n",
-				card, chip, channel, base_addr);
-#endif
 		spin_lock_irqsave(&card->card_lock, flags);
 
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
+		cyy_writeb(info, CyCAR, channel);
 
-		cy_writeb(base_addr + (CyRTPR << index),
+		cyy_writeb(info, CyRTPR,
 			(info->default_timeout ? info->default_timeout : 0x02));
 		/* 10ms rx timeout */
 
-		cyy_issue_cmd(base_addr, CyCHAN_CTL | CyENB_RCVR | CyENB_XMTR,
-				index);
-
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		cy_writeb(base_addr + (CyMSVR1 << index), CyRTS);
-		cy_writeb(base_addr + (CyMSVR2 << index), CyDTR);
-
-#ifdef CY_DEBUG_DTR
-		printk(KERN_DEBUG "cyc:startup raising DTR\n");
-		printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-			readb(base_addr + (CyMSVR1 << index)),
-			readb(base_addr + (CyMSVR2 << index)));
-#endif
-
-		cy_writeb(base_addr + (CySRER << index),
-			readb(base_addr + (CySRER << index)) | CyRxData);
-		info->port.flags |= ASYNC_INITIALIZED;
-
-		if (info->port.tty)
-			clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
-		info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
-		info->breakon = info->breakoff = 0;
-		memset((char *)&info->idle_stats, 0, sizeof(info->idle_stats));
-		info->idle_stats.in_use =
-		info->idle_stats.recv_idle =
-		info->idle_stats.xmit_idle = jiffies;
+		cyy_issue_cmd(info, CyCHAN_CTL | CyENB_RCVR | CyENB_XMTR);
 
-		spin_unlock_irqrestore(&card->card_lock, flags);
+		cyy_change_rts_dtr(info, TIOCM_RTS | TIOCM_DTR, 0);
 
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyRxData);
 	} else {
-		struct FIRM_ID __iomem *firm_id;
-		struct ZFW_CTRL __iomem *zfw_ctrl;
-		struct BOARD_CTRL __iomem *board_ctrl;
-		struct CH_CTRL __iomem *ch_ctrl;
+		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
 
-		base_addr = card->base_addr;
-
-		firm_id = base_addr + ID_ADDRESS;
 		if (!cyz_is_loaded(card))
 			return -ENODEV;
 
-		zfw_ctrl = card->base_addr +
-				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-		board_ctrl = &zfw_ctrl->board_ctrl;
-		ch_ctrl = zfw_ctrl->ch_ctrl;
-
 #ifdef CY_DEBUG_OPEN
 		printk(KERN_DEBUG "cyc startup Z card %d, channel %d, "
-			"base_addr %p\n", card, channel, base_addr);
+			"base_addr %p\n", card, channel, card->base_addr);
 #endif
 		spin_lock_irqsave(&card->card_lock, flags);
 
-		cy_writel(&ch_ctrl[channel].op_mode, C_CH_ENABLE);
+		cy_writel(&ch_ctrl->op_mode, C_CH_ENABLE);
 #ifdef Z_WAKE
 #ifdef CONFIG_CYZ_INTR
-		cy_writel(&ch_ctrl[channel].intr_enable,
+		cy_writel(&ch_ctrl->intr_enable,
 			  C_IN_TXBEMPTY | C_IN_TXLOWWM | C_IN_RXHIWM |
 			  C_IN_RXNNDT | C_IN_IOCTLW | C_IN_MDCD);
 #else
-		cy_writel(&ch_ctrl[channel].intr_enable,
+		cy_writel(&ch_ctrl->intr_enable,
 			  C_IN_IOCTLW | C_IN_MDCD);
 #endif				/* CONFIG_CYZ_INTR */
 #else
 #ifdef CONFIG_CYZ_INTR
-		cy_writel(&ch_ctrl[channel].intr_enable,
+		cy_writel(&ch_ctrl->intr_enable,
 			  C_IN_TXBEMPTY | C_IN_TXLOWWM | C_IN_RXHIWM |
 			  C_IN_RXNNDT | C_IN_MDCD);
 #else
-		cy_writel(&ch_ctrl[channel].intr_enable, C_IN_MDCD);
+		cy_writel(&ch_ctrl->intr_enable, C_IN_MDCD);
 #endif				/* CONFIG_CYZ_INTR */
 #endif				/* Z_WAKE */
 
@@ -1969,32 +1389,22 @@ static int startup(struct cyclades_port *info)
 
 		/* set timeout !!! */
 		/* set RTS and DTR !!! */
-		cy_writel(&ch_ctrl[channel].rs_control,
-			readl(&ch_ctrl[channel].rs_control) | C_RS_RTS |
-			C_RS_DTR);
-		retval = cyz_issue_cmd(card, channel, C_CM_IOCTLM, 0L);
-		if (retval != 0) {
-			printk(KERN_ERR "cyc:startup(3) retval on ttyC%d was "
-				"%x\n", info->line, retval);
-		}
-#ifdef CY_DEBUG_DTR
-		printk(KERN_DEBUG "cyc:startup raising Z DTR\n");
-#endif
+		tty_port_raise_dtr_rts(&info->port);
 
 		/* enable send, recv, modem !!! */
+	}
 
-		info->port.flags |= ASYNC_INITIALIZED;
-		if (info->port.tty)
-			clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
-		info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
-		info->breakon = info->breakoff = 0;
-		memset((char *)&info->idle_stats, 0, sizeof(info->idle_stats));
-		info->idle_stats.in_use =
-		info->idle_stats.recv_idle =
-		info->idle_stats.xmit_idle = jiffies;
+	info->port.flags |= ASYNC_INITIALIZED;
 
-		spin_unlock_irqrestore(&card->card_lock, flags);
-	}
+	clear_bit(TTY_IO_ERROR, &tty->flags);
+	info->xmit_cnt = info->xmit_head = info->xmit_tail = 0;
+	info->breakon = info->breakoff = 0;
+	memset((char *)&info->idle_stats, 0, sizeof(info->idle_stats));
+	info->idle_stats.in_use =
+	info->idle_stats.recv_idle =
+	info->idle_stats.xmit_idle = jiffies;
+
+	spin_unlock_irqrestore(&card->card_lock, flags);
 
 #ifdef CY_DEBUG_OPEN
 	printk(KERN_DEBUG "cyc startup done\n");
@@ -2003,28 +1413,20 @@ static int startup(struct cyclades_port *info)
 
 errout:
 	spin_unlock_irqrestore(&card->card_lock, flags);
+	free_page(page);
 	return retval;
 }				/* startup */
 
 static void start_xmit(struct cyclades_port *info)
 {
-	struct cyclades_card *card;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel = info->line - card->first_line;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), channel);
-		cy_writeb(base_addr + (CySRER << index),
-			readb(base_addr + (CySRER << index)) | CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyTxRdy);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	} else {
 #ifdef CONFIG_CYZ_INTR
@@ -2047,12 +1449,11 @@ static void start_xmit(struct cyclades_port *info)
  * This routine shuts down a serial port; interrupts are disabled,
  * and DTR is dropped if the hangup on close termio flag is on.
  */
-static void shutdown(struct cyclades_port *info)
+static void cy_shutdown(struct cyclades_port *info, struct tty_struct *tty)
 {
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 
 	if (!(info->port.flags & ASYNC_INITIALIZED))
 		return;
@@ -2060,21 +1461,10 @@ static void shutdown(struct cyclades_port *info)
 	card = info->card;
 	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-#ifdef CY_DEBUG_OPEN
-		printk(KERN_DEBUG "cyc shutdown Y card %d, chip %d, "
-				"channel %d, base_addr %p\n",
-				card, chip, channel, base_addr);
-#endif
-
 		spin_lock_irqsave(&card->card_lock, flags);
 
 		/* Clear delta_msr_wait queue to avoid mem leaks. */
-		wake_up_interruptible(&info->delta_msr_wait);
+		wake_up_interruptible(&info->port.delta_msr_wait);
 
 		if (info->port.xmit_buf) {
 			unsigned char *temp;
@@ -2082,47 +1472,25 @@ static void shutdown(struct cyclades_port *info)
 			info->port.xmit_buf = NULL;
 			free_page((unsigned long)temp);
 		}
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) {
-			cy_writeb(base_addr + (CyMSVR1 << index), ~CyRTS);
-			cy_writeb(base_addr + (CyMSVR2 << index), ~CyDTR);
-#ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc shutdown dropping DTR\n");
-			printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-				readb(base_addr + (CyMSVR1 << index)),
-				readb(base_addr + (CyMSVR2 << index)));
-#endif
-		}
-		cyy_issue_cmd(base_addr, CyCHAN_CTL | CyDIS_RCVR, index);
+		if (tty->termios->c_cflag & HUPCL)
+			cyy_change_rts_dtr(info, 0, TIOCM_RTS | TIOCM_DTR);
+
+		cyy_issue_cmd(info, CyCHAN_CTL | CyDIS_RCVR);
 		/* it may be appropriate to clear _XMIT at
 		   some later date (after testing)!!! */
 
-		if (info->port.tty)
-			set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+		set_bit(TTY_IO_ERROR, &tty->flags);
 		info->port.flags &= ~ASYNC_INITIALIZED;
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	} else {
-		struct FIRM_ID __iomem *firm_id;
-		struct ZFW_CTRL __iomem *zfw_ctrl;
-		struct BOARD_CTRL __iomem *board_ctrl;
-		struct CH_CTRL __iomem *ch_ctrl;
-		int retval;
-
-		base_addr = card->base_addr;
 #ifdef CY_DEBUG_OPEN
 		printk(KERN_DEBUG "cyc shutdown Z card %d, channel %d, "
-			"base_addr %p\n", card, channel, base_addr);
+			"base_addr %p\n", card, channel, card->base_addr);
 #endif
 
-		firm_id = base_addr + ID_ADDRESS;
 		if (!cyz_is_loaded(card))
 			return;
 
-		zfw_ctrl = card->base_addr +
-				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-		board_ctrl = &zfw_ctrl->board_ctrl;
-		ch_ctrl = zfw_ctrl->ch_ctrl;
-
 		spin_lock_irqsave(&card->card_lock, flags);
 
 		if (info->port.xmit_buf) {
@@ -2132,23 +1500,10 @@ static void shutdown(struct cyclades_port *info)
 			free_page((unsigned long)temp);
 		}
 
-		if (!info->port.tty || (info->port.tty->termios->c_cflag & HUPCL)) {
-			cy_writel(&ch_ctrl[channel].rs_control,
-				(__u32)(readl(&ch_ctrl[channel].rs_control) &
-					~(C_RS_RTS | C_RS_DTR)));
-			retval = cyz_issue_cmd(info->card, channel,
-					C_CM_IOCTLM, 0L);
-			if (retval != 0) {
-				printk(KERN_ERR"cyc:shutdown retval on ttyC%d "
-					"was %x\n", info->line, retval);
-			}
-#ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc:shutdown dropping Z DTR\n");
-#endif
-		}
+		if (tty->termios->c_cflag & HUPCL)
+			tty_port_lower_dtr_rts(&info->port);
 
-		if (info->port.tty)
-			set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+		set_bit(TTY_IO_ERROR, &tty->flags);
 		info->port.flags &= ~ASYNC_INITIALIZED;
 
 		spin_unlock_irqrestore(&card->card_lock, flags);
@@ -2165,199 +1520,6 @@ static void shutdown(struct cyclades_port *info)
  * ------------------------------------------------------------
  */
 
-static int
-block_til_ready(struct tty_struct *tty, struct file *filp,
-		struct cyclades_port *info)
-{
-	DECLARE_WAITQUEUE(wait, current);
-	struct cyclades_card *cinfo;
-	unsigned long flags;
-	int chip, channel, index;
-	int retval;
-	void __iomem *base_addr;
-
-	cinfo = info->card;
-	channel = info->line - cinfo->first_line;
-
-	/*
-	 * If the device is in the middle of being closed, then block
-	 * until it's done, and then try again.
-	 */
-	if (tty_hung_up_p(filp) || (info->port.flags & ASYNC_CLOSING)) {
-		wait_event_interruptible(info->port.close_wait,
-				!(info->port.flags & ASYNC_CLOSING));
-		return (info->port.flags & ASYNC_HUP_NOTIFY) ? -EAGAIN: -ERESTARTSYS;
-	}
-
-	/*
-	 * If non-blocking mode is set, then make the check up front
-	 * and then exit.
-	 */
-	if ((filp->f_flags & O_NONBLOCK) ||
-					(tty->flags & (1 << TTY_IO_ERROR))) {
-		info->port.flags |= ASYNC_NORMAL_ACTIVE;
-		return 0;
-	}
-
-	/*
-	 * Block waiting for the carrier detect and the line to become
-	 * free (i.e., not in use by the callout).  While we are in
-	 * this loop, info->port.count is dropped by one, so that
-	 * cy_close() knows when to free things.  We restore it upon
-	 * exit, either normal or abnormal.
-	 */
-	retval = 0;
-	add_wait_queue(&info->port.open_wait, &wait);
-#ifdef CY_DEBUG_OPEN
-	printk(KERN_DEBUG "cyc block_til_ready before block: ttyC%d, "
-		"count = %d\n", info->line, info->port.count);
-#endif
-	spin_lock_irqsave(&cinfo->card_lock, flags);
-	if (!tty_hung_up_p(filp))
-		info->port.count--;
-	spin_unlock_irqrestore(&cinfo->card_lock, flags);
-#ifdef CY_DEBUG_COUNT
-	printk(KERN_DEBUG "cyc block_til_ready: (%d): decrementing count to "
-		"%d\n", current->pid, info->port.count);
-#endif
-	info->port.blocked_open++;
-
-	if (!cy_is_Z(cinfo)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = cinfo->bus_index;
-		base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
-
-		while (1) {
-			spin_lock_irqsave(&cinfo->card_lock, flags);
-			if ((tty->termios->c_cflag & CBAUD)) {
-				cy_writeb(base_addr + (CyCAR << index),
-					  (u_char) channel);
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  CyRTS);
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  CyDTR);
-#ifdef CY_DEBUG_DTR
-				printk(KERN_DEBUG "cyc:block_til_ready raising "
-					"DTR\n");
-				printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-					readb(base_addr + (CyMSVR1 << index)),
-					readb(base_addr + (CyMSVR2 << index)));
-#endif
-			}
-			spin_unlock_irqrestore(&cinfo->card_lock, flags);
-
-			set_current_state(TASK_INTERRUPTIBLE);
-			if (tty_hung_up_p(filp) ||
-					!(info->port.flags & ASYNC_INITIALIZED)) {
-				retval = ((info->port.flags & ASYNC_HUP_NOTIFY) ?
-					  -EAGAIN : -ERESTARTSYS);
-				break;
-			}
-
-			spin_lock_irqsave(&cinfo->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (!(info->port.flags & ASYNC_CLOSING) && (C_CLOCAL(tty) ||
-					(readb(base_addr +
-						(CyMSVR1 << index)) & CyDCD))) {
-				spin_unlock_irqrestore(&cinfo->card_lock, flags);
-				break;
-			}
-			spin_unlock_irqrestore(&cinfo->card_lock, flags);
-
-			if (signal_pending(current)) {
-				retval = -ERESTARTSYS;
-				break;
-			}
-#ifdef CY_DEBUG_OPEN
-			printk(KERN_DEBUG "cyc block_til_ready blocking: "
-				"ttyC%d, count = %d\n",
-				info->line, info->port.count);
-#endif
-			schedule();
-		}
-	} else {
-		struct FIRM_ID __iomem *firm_id;
-		struct ZFW_CTRL __iomem *zfw_ctrl;
-		struct BOARD_CTRL __iomem *board_ctrl;
-		struct CH_CTRL __iomem *ch_ctrl;
-
-		base_addr = cinfo->base_addr;
-		firm_id = base_addr + ID_ADDRESS;
-		if (!cyz_is_loaded(cinfo)) {
-			__set_current_state(TASK_RUNNING);
-			remove_wait_queue(&info->port.open_wait, &wait);
-			return -EINVAL;
-		}
-
-		zfw_ctrl = base_addr + (readl(&firm_id->zfwctrl_addr)
-								& 0xfffff);
-		board_ctrl = &zfw_ctrl->board_ctrl;
-		ch_ctrl = zfw_ctrl->ch_ctrl;
-
-		while (1) {
-			if ((tty->termios->c_cflag & CBAUD)) {
-				cy_writel(&ch_ctrl[channel].rs_control,
-					readl(&ch_ctrl[channel].rs_control) |
-					C_RS_RTS | C_RS_DTR);
-				retval = cyz_issue_cmd(cinfo,
-					channel, C_CM_IOCTLM, 0L);
-				if (retval != 0) {
-					printk(KERN_ERR "cyc:block_til_ready "
-						"retval on ttyC%d was %x\n",
-						info->line, retval);
-				}
-#ifdef CY_DEBUG_DTR
-				printk(KERN_DEBUG "cyc:block_til_ready raising "
-					"Z DTR\n");
-#endif
-			}
-
-			set_current_state(TASK_INTERRUPTIBLE);
-			if (tty_hung_up_p(filp) ||
-					!(info->port.flags & ASYNC_INITIALIZED)) {
-				retval = ((info->port.flags & ASYNC_HUP_NOTIFY) ?
-					  -EAGAIN : -ERESTARTSYS);
-				break;
-			}
-			if (!(info->port.flags & ASYNC_CLOSING) && (C_CLOCAL(tty) ||
-					(readl(&ch_ctrl[channel].rs_status) &
-						C_RS_DCD))) {
-				break;
-			}
-			if (signal_pending(current)) {
-				retval = -ERESTARTSYS;
-				break;
-			}
-#ifdef CY_DEBUG_OPEN
-			printk(KERN_DEBUG "cyc block_til_ready blocking: "
-				"ttyC%d, count = %d\n",
-				info->line, info->port.count);
-#endif
-			schedule();
-		}
-	}
-	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(&info->port.open_wait, &wait);
-	if (!tty_hung_up_p(filp)) {
-		info->port.count++;
-#ifdef CY_DEBUG_COUNT
-		printk(KERN_DEBUG "cyc:block_til_ready (%d): incrementing "
-			"count to %d\n", current->pid, info->port.count);
-#endif
-	}
-	info->port.blocked_open--;
-#ifdef CY_DEBUG_OPEN
-	printk(KERN_DEBUG "cyc:block_til_ready after blocking: ttyC%d, "
-		"count = %d\n", info->line, info->port.count);
-#endif
-	if (retval)
-		return retval;
-	info->port.flags |= ASYNC_NORMAL_ACTIVE;
-	return 0;
-}				/* block_til_ready */
-
 /*
  * This routine is called whenever a serial port is opened.  It
  * performs the serial-specific initialization for the tty structure.
@@ -2436,7 +1598,6 @@ static int cy_open(struct tty_struct *tty, struct file *filp)
 	printk(KERN_DEBUG "cyc:cy_open ttyC%d\n", info->line);
 #endif
 	tty->driver_data = info;
-	info->port.tty = tty;
 	if (serial_paranoia_check(info, tty->name, "cy_open"))
 		return -ENODEV;
 
@@ -2462,11 +1623,11 @@ static int cy_open(struct tty_struct *tty, struct file *filp)
 	/*
 	 * Start up serial port
 	 */
-	retval = startup(info);
+	retval = cy_startup(info, tty);
 	if (retval)
 		return retval;
 
-	retval = block_til_ready(tty, filp, info);
+	retval = tty_port_block_til_ready(&info->port, tty, filp);
 	if (retval) {
 #ifdef CY_DEBUG_OPEN
 		printk(KERN_DEBUG "cyc:cy_open returning after block_til_ready "
@@ -2476,6 +1637,7 @@ static int cy_open(struct tty_struct *tty, struct file *filp)
 	}
 
 	info->throttle = 0;
+	tty_port_tty_set(&info->port, tty);
 
 #ifdef CY_DEBUG_OPEN
 	printk(KERN_DEBUG "cyc:cy_open done\n");
@@ -2490,8 +1652,6 @@ static void cy_wait_until_sent(struct tty_struct *tty, int timeout)
 {
 	struct cyclades_card *card;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
 	unsigned long orig_jiffies;
 	int char_time;
 
@@ -2535,13 +1695,8 @@ static void cy_wait_until_sent(struct tty_struct *tty, int timeout)
 		timeout, char_time, jiffies);
 #endif
 	card = info->card;
-	channel = (info->line) - (card->first_line);
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-		while (readb(base_addr + (CySRER << index)) & CyTxRdy) {
+		while (cyy_readb(info, CySRER) & CyTxRdy) {
 #ifdef CY_DEBUG_WAIT_UNTIL_SENT
 			printk(KERN_DEBUG "Not clean (jiff=%lu)...", jiffies);
 #endif
@@ -2595,103 +1750,37 @@ static void cy_flush_buffer(struct tty_struct *tty)
 }				/* cy_flush_buffer */
 
 
-/*
- * This routine is called when a particular tty device is closed.
- */
-static void cy_close(struct tty_struct *tty, struct file *filp)
+static void cy_do_close(struct tty_port *port)
 {
-	struct cyclades_port *info = tty->driver_data;
+	struct cyclades_port *info = container_of(port, struct cyclades_port,
+								port);
 	struct cyclades_card *card;
 	unsigned long flags;
-
-#ifdef CY_DEBUG_OTHER
-	printk(KERN_DEBUG "cyc:cy_close ttyC%d\n", info->line);
-#endif
-
-	if (!info || serial_paranoia_check(info, tty->name, "cy_close"))
-		return;
+	int channel;
 
 	card = info->card;
-
-	spin_lock_irqsave(&card->card_lock, flags);
-	/* If the TTY is being hung up, nothing to do */
-	if (tty_hung_up_p(filp)) {
-		spin_unlock_irqrestore(&card->card_lock, flags);
-		return;
-	}
-#ifdef CY_DEBUG_OPEN
-	printk(KERN_DEBUG "cyc:cy_close ttyC%d, count = %d\n", info->line,
-		info->port.count);
-#endif
-	if ((tty->count == 1) && (info->port.count != 1)) {
-		/*
-		 * Uh, oh.  tty->count is 1, which means that the tty
-		 * structure will be freed.  Info->count should always
-		 * be one in these conditions.  If it's greater than
-		 * one, we've got real problems, since it means the
-		 * serial port won't be shutdown.
-		 */
-		printk(KERN_ERR "cyc:cy_close: bad serial port count; "
-			"tty->count is 1, info->port.count is %d\n", info->port.count);
-		info->port.count = 1;
-	}
-#ifdef CY_DEBUG_COUNT
-	printk(KERN_DEBUG  "cyc:cy_close at (%d): decrementing count to %d\n",
-		current->pid, info->port.count - 1);
-#endif
-	if (--info->port.count < 0) {
-#ifdef CY_DEBUG_COUNT
-		printk(KERN_DEBUG "cyc:cyc_close setting count to 0\n");
-#endif
-		info->port.count = 0;
-	}
-	if (info->port.count) {
-		spin_unlock_irqrestore(&card->card_lock, flags);
-		return;
-	}
-	info->port.flags |= ASYNC_CLOSING;
-
-	/*
-	 * Now we wait for the transmit buffer to clear; and we notify
-	 * the line discipline to only process XON/XOFF characters.
-	 */
-	tty->closing = 1;
-	spin_unlock_irqrestore(&card->card_lock, flags);
-	if (info->port.closing_wait != CY_CLOSING_WAIT_NONE)
-		tty_wait_until_sent(tty, info->port.closing_wait);
-
+	channel = info->line - card->first_line;
 	spin_lock_irqsave(&card->card_lock, flags);
 
 	if (!cy_is_Z(card)) {
-		int channel = info->line - card->first_line;
-		int index = card->bus_index;
-		void __iomem *base_addr = card->base_addr +
-			(cy_chip_offset[channel >> 2] << index);
 		/* Stop accepting input */
-		channel &= 0x03;
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyRxData);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyRxData);
 		if (info->port.flags & ASYNC_INITIALIZED) {
 			/* Waiting for on-board buffers to be empty before
 			   closing the port */
 			spin_unlock_irqrestore(&card->card_lock, flags);
-			cy_wait_until_sent(tty, info->timeout);
+			cy_wait_until_sent(port->tty, info->timeout);
 			spin_lock_irqsave(&card->card_lock, flags);
 		}
 	} else {
 #ifdef Z_WAKE
 		/* Waiting for on-board buffers to be empty before closing
 		   the port */
-		void __iomem *base_addr = card->base_addr;
-		struct FIRM_ID __iomem *firm_id = base_addr + ID_ADDRESS;
-		struct ZFW_CTRL __iomem *zfw_ctrl =
-		    base_addr + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
-		struct CH_CTRL __iomem *ch_ctrl = zfw_ctrl->ch_ctrl;
-		int channel = info->line - card->first_line;
+		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
 		int retval;
 
-		if (readl(&ch_ctrl[channel].flow_status) != C_FS_TXIDLE) {
+		if (readl(&ch_ctrl->flow_status) != C_FS_TXIDLE) {
 			retval = cyz_issue_cmd(card, channel, C_CM_IOCTLW, 0L);
 			if (retval != 0) {
 				printk(KERN_DEBUG "cyc:cy_close retval on "
@@ -2703,32 +1792,19 @@ static void cy_close(struct tty_struct *tty, struct file *filp)
 		}
 #endif
 	}
-
 	spin_unlock_irqrestore(&card->card_lock, flags);
-	shutdown(info);
-	cy_flush_buffer(tty);
-	tty_ldisc_flush(tty);
-	spin_lock_irqsave(&card->card_lock, flags);
-
-	tty->closing = 0;
-	info->port.tty = NULL;
-	if (info->port.blocked_open) {
-		spin_unlock_irqrestore(&card->card_lock, flags);
-		if (info->port.close_delay) {
-			msleep_interruptible(jiffies_to_msecs
-						(info->port.close_delay));
-		}
-		wake_up_interruptible(&info->port.open_wait);
-		spin_lock_irqsave(&card->card_lock, flags);
-	}
-	info->port.flags &= ~(ASYNC_NORMAL_ACTIVE | ASYNC_CLOSING);
-	wake_up_interruptible(&info->port.close_wait);
-
-#ifdef CY_DEBUG_OTHER
-	printk(KERN_DEBUG "cyc:cy_close done\n");
-#endif
+	cy_shutdown(info, port->tty);
+}
 
-	spin_unlock_irqrestore(&card->card_lock, flags);
+/*
+ * This routine is called when a particular tty device is closed.
+ */
+static void cy_close(struct tty_struct *tty, struct file *filp)
+{
+	struct cyclades_port *info = tty->driver_data;
+	if (!info || serial_paranoia_check(info, tty->name, "cy_close"))
+		return;
+	tty_port_close(&info->port, tty, filp);
 }				/* cy_close */
 
 /* This routine gets called when tty_write has put something into
@@ -2871,18 +1947,13 @@ static int cy_write_room(struct tty_struct *tty)
 
 static int cy_chars_in_buffer(struct tty_struct *tty)
 {
-	struct cyclades_card *card;
 	struct cyclades_port *info = tty->driver_data;
-	int channel;
 
 	if (serial_paranoia_check(info, tty->name, "cy_chars_in_buffer"))
 		return 0;
 
-	card = info->card;
-	channel = (info->line) - (card->first_line);
-
 #ifdef Z_EXT_CHARS_IN_BUFFER
-	if (!cy_is_Z(card)) {
+	if (!cy_is_Z(info->card)) {
 #endif				/* Z_EXT_CHARS_IN_BUFFER */
 #ifdef CY_DEBUG_IO
 		printk(KERN_DEBUG "cyc:cy_chars_in_buffer ttyC%d %d\n",
@@ -2891,20 +1962,11 @@ static int cy_chars_in_buffer(struct tty_struct *tty)
 		return info->xmit_cnt;
 #ifdef Z_EXT_CHARS_IN_BUFFER
 	} else {
-		static struct FIRM_ID *firm_id;
-		static struct ZFW_CTRL *zfw_ctrl;
-		static struct CH_CTRL *ch_ctrl;
-		static struct BUF_CTRL *buf_ctrl;
+		struct BUF_CTRL __iomem *buf_ctrl = info->u.cyz.buf_ctrl;
 		int char_count;
 		__u32 tx_put, tx_get, tx_bufsize;
 
 		lock_kernel();
-		firm_id = card->base_addr + ID_ADDRESS;
-		zfw_ctrl = card->base_addr +
-			(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-		ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
-		buf_ctrl = &(zfw_ctrl->buf_ctrl[channel]);
-
 		tx_get = readl(&buf_ctrl->tx_get);
 		tx_put = readl(&buf_ctrl->tx_put);
 		tx_bufsize = readl(&buf_ctrl->tx_bufsize);
@@ -2957,48 +2019,44 @@ static void cyy_baud_calc(struct cyclades_port *info, __u32 baud)
  * This routine finds or computes the various line characteristics.
  * It used to be called config_setup
  */
-static void set_line_char(struct cyclades_port *info)
+static void cy_set_line_char(struct cyclades_port *info, struct tty_struct *tty)
 {
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned cflag, iflag;
 	int baud, baud_rate = 0;
 	int i;
 
-	if (!info->port.tty || !info->port.tty->termios)
+	if (!tty->termios) /* XXX can this happen at all? */
 		return;
 
 	if (info->line == -1)
 		return;
 
-	cflag = info->port.tty->termios->c_cflag;
-	iflag = info->port.tty->termios->c_iflag;
+	cflag = tty->termios->c_cflag;
+	iflag = tty->termios->c_iflag;
 
 	/*
 	 * Set up the tty->alt_speed kludge
 	 */
-	if (info->port.tty) {
-		if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
-			info->port.tty->alt_speed = 57600;
-		if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
-			info->port.tty->alt_speed = 115200;
-		if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
-			info->port.tty->alt_speed = 230400;
-		if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
-			info->port.tty->alt_speed = 460800;
-	}
+	if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_HI)
+		tty->alt_speed = 57600;
+	if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_VHI)
+		tty->alt_speed = 115200;
+	if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_SHI)
+		tty->alt_speed = 230400;
+	if ((info->port.flags & ASYNC_SPD_MASK) == ASYNC_SPD_WARP)
+		tty->alt_speed = 460800;
 
 	card = info->card;
 	channel = info->line - card->first_line;
 
 	if (!cy_is_Z(card)) {
-
-		index = card->bus_index;
+		u32 cflags;
 
 		/* baud rate */
-		baud = tty_get_baud_rate(info->port.tty);
+		baud = tty_get_baud_rate(tty);
 		if (baud == 38400 && (info->port.flags & ASYNC_SPD_MASK) ==
 				ASYNC_SPD_CUST) {
 			if (info->custom_divisor)
@@ -3107,124 +2165,68 @@ static void set_line_char(struct cyclades_port *info)
 	    cable.  Contact Marcio Saito for details.
 	 ***********************************************/
 
-		chip = channel >> 2;
 		channel &= 0x03;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
+		cyy_writeb(info, CyCAR, channel);
 
 		/* tx and rx baud rate */
 
-		cy_writeb(base_addr + (CyTCOR << index), info->tco);
-		cy_writeb(base_addr + (CyTBPR << index), info->tbpr);
-		cy_writeb(base_addr + (CyRCOR << index), info->rco);
-		cy_writeb(base_addr + (CyRBPR << index), info->rbpr);
+		cyy_writeb(info, CyTCOR, info->tco);
+		cyy_writeb(info, CyTBPR, info->tbpr);
+		cyy_writeb(info, CyRCOR, info->rco);
+		cyy_writeb(info, CyRBPR, info->rbpr);
 
 		/* set line characteristics  according configuration */
 
-		cy_writeb(base_addr + (CySCHR1 << index),
-			  START_CHAR(info->port.tty));
-		cy_writeb(base_addr + (CySCHR2 << index), STOP_CHAR(info->port.tty));
-		cy_writeb(base_addr + (CyCOR1 << index), info->cor1);
-		cy_writeb(base_addr + (CyCOR2 << index), info->cor2);
-		cy_writeb(base_addr + (CyCOR3 << index), info->cor3);
-		cy_writeb(base_addr + (CyCOR4 << index), info->cor4);
-		cy_writeb(base_addr + (CyCOR5 << index), info->cor5);
+		cyy_writeb(info, CySCHR1, START_CHAR(tty));
+		cyy_writeb(info, CySCHR2, STOP_CHAR(tty));
+		cyy_writeb(info, CyCOR1, info->cor1);
+		cyy_writeb(info, CyCOR2, info->cor2);
+		cyy_writeb(info, CyCOR3, info->cor3);
+		cyy_writeb(info, CyCOR4, info->cor4);
+		cyy_writeb(info, CyCOR5, info->cor5);
 
-		cyy_issue_cmd(base_addr, CyCOR_CHANGE | CyCOR1ch | CyCOR2ch |
-				CyCOR3ch, index);
+		cyy_issue_cmd(info, CyCOR_CHANGE | CyCOR1ch | CyCOR2ch |
+				CyCOR3ch);
 
 		/* !!! Is this needed? */
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		cy_writeb(base_addr + (CyRTPR << index),
+		cyy_writeb(info, CyCAR, channel);
+		cyy_writeb(info, CyRTPR,
 			(info->default_timeout ? info->default_timeout : 0x02));
 		/* 10ms rx timeout */
 
-		if (C_CLOCAL(info->port.tty)) {
-			/* without modem intr */
-			cy_writeb(base_addr + (CySRER << index),
-				readb(base_addr + (CySRER << index)) | CyMdmCh);
-			/* act on 1->0 modem transitions */
-			if ((cflag & CRTSCTS) && info->rflow) {
-				cy_writeb(base_addr + (CyMCOR1 << index),
-					  (CyCTS | rflow_thr[i]));
-			} else {
-				cy_writeb(base_addr + (CyMCOR1 << index),
-					  CyCTS);
-			}
-			/* act on 0->1 modem transitions */
-			cy_writeb(base_addr + (CyMCOR2 << index), CyCTS);
-		} else {
-			/* without modem intr */
-			cy_writeb(base_addr + (CySRER << index),
-				  readb(base_addr +
-					   (CySRER << index)) | CyMdmCh);
-			/* act on 1->0 modem transitions */
-			if ((cflag & CRTSCTS) && info->rflow) {
-				cy_writeb(base_addr + (CyMCOR1 << index),
-					  (CyDSR | CyCTS | CyRI | CyDCD |
-					   rflow_thr[i]));
-			} else {
-				cy_writeb(base_addr + (CyMCOR1 << index),
-					  CyDSR | CyCTS | CyRI | CyDCD);
-			}
-			/* act on 0->1 modem transitions */
-			cy_writeb(base_addr + (CyMCOR2 << index),
-				  CyDSR | CyCTS | CyRI | CyDCD);
-		}
+		cflags = CyCTS;
+		if (!C_CLOCAL(tty))
+			cflags |= CyDSR | CyRI | CyDCD;
+		/* without modem intr */
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyMdmCh);
+		/* act on 1->0 modem transitions */
+		if ((cflag & CRTSCTS) && info->rflow)
+			cyy_writeb(info, CyMCOR1, cflags | rflow_thr[i]);
+		else
+			cyy_writeb(info, CyMCOR1, cflags);
+		/* act on 0->1 modem transitions */
+		cyy_writeb(info, CyMCOR2, cflags);
 
-		if (i == 0) {	/* baud rate is zero, turn off line */
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  ~CyRTS);
-			} else {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  ~CyDTR);
-			}
-#ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc:set_line_char dropping DTR\n");
-			printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-				readb(base_addr + (CyMSVR1 << index)),
-				readb(base_addr + (CyMSVR2 << index)));
-#endif
-		} else {
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  CyRTS);
-			} else {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  CyDTR);
-			}
-#ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc:set_line_char raising DTR\n");
-			printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-				readb(base_addr + (CyMSVR1 << index)),
-				readb(base_addr + (CyMSVR2 << index)));
-#endif
-		}
+		if (i == 0)	/* baud rate is zero, turn off line */
+			cyy_change_rts_dtr(info, 0, TIOCM_DTR);
+		else
+			cyy_change_rts_dtr(info, TIOCM_DTR, 0);
 
-		if (info->port.tty)
-			clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
+		clear_bit(TTY_IO_ERROR, &tty->flags);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 
 	} else {
-		struct FIRM_ID __iomem *firm_id;
-		struct ZFW_CTRL __iomem *zfw_ctrl;
-		struct CH_CTRL __iomem *ch_ctrl;
+		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
 		__u32 sw_flow;
 		int retval;
 
-		firm_id = card->base_addr + ID_ADDRESS;
 		if (!cyz_is_loaded(card))
 			return;
 
-		zfw_ctrl = card->base_addr +
-			(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-		ch_ctrl = &(zfw_ctrl->ch_ctrl[channel]);
-
 		/* baud rate */
-		baud = tty_get_baud_rate(info->port.tty);
+		baud = tty_get_baud_rate(tty);
 		if (baud == 38400 && (info->port.flags & ASYNC_SPD_MASK) ==
 				ASYNC_SPD_CUST) {
 			if (info->custom_divisor)
@@ -3335,45 +2337,38 @@ static void set_line_char(struct cyclades_port *info)
 				"was %x\n", info->line, retval);
 		}
 
-		if (info->port.tty)
-			clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
+		clear_bit(TTY_IO_ERROR, &tty->flags);
 	}
 }				/* set_line_char */
 
-static int
-get_serial_info(struct cyclades_port *info,
+static int cy_get_serial_info(struct cyclades_port *info,
 		struct serial_struct __user *retinfo)
 {
-	struct serial_struct tmp;
 	struct cyclades_card *cinfo = info->card;
-
-	if (!retinfo)
-		return -EFAULT;
-	memset(&tmp, 0, sizeof(tmp));
-	tmp.type = info->type;
-	tmp.line = info->line;
-	tmp.port = (info->card - cy_card) * 0x100 + info->line -
-		cinfo->first_line;
-	tmp.irq = cinfo->irq;
-	tmp.flags = info->port.flags;
-	tmp.close_delay = info->port.close_delay;
-	tmp.closing_wait = info->port.closing_wait;
-	tmp.baud_base = info->baud;
-	tmp.custom_divisor = info->custom_divisor;
-	tmp.hub6 = 0;		/*!!! */
+	struct serial_struct tmp = {
+		.type = info->type,
+		.line = info->line,
+		.port = (info->card - cy_card) * 0x100 + info->line -
+			cinfo->first_line,
+		.irq = cinfo->irq,
+		.flags = info->port.flags,
+		.close_delay = info->port.close_delay,
+		.closing_wait = info->port.closing_wait,
+		.baud_base = info->baud,
+		.custom_divisor = info->custom_divisor,
+		.hub6 = 0,		/*!!! */
+	};
 	return copy_to_user(retinfo, &tmp, sizeof(*retinfo)) ? -EFAULT : 0;
-}				/* get_serial_info */
+}
 
 static int
-set_serial_info(struct cyclades_port *info,
+cy_set_serial_info(struct cyclades_port *info, struct tty_struct *tty,
 		struct serial_struct __user *new_info)
 {
 	struct serial_struct new_serial;
-	struct cyclades_port old_info;
 
 	if (copy_from_user(&new_serial, new_info, sizeof(new_serial)))
 		return -EFAULT;
-	old_info = *info;
 
 	if (!capable(CAP_SYS_ADMIN)) {
 		if (new_serial.close_delay != info->port.close_delay ||
@@ -3403,10 +2398,10 @@ set_serial_info(struct cyclades_port *info,
 
 check_and_exit:
 	if (info->port.flags & ASYNC_INITIALIZED) {
-		set_line_char(info);
+		cy_set_line_char(info, tty);
 		return 0;
 	} else {
-		return startup(info);
+		return cy_startup(info, tty);
 	}
 }				/* set_serial_info */
 
@@ -3422,24 +2417,14 @@ check_and_exit:
  */
 static int get_lsr_info(struct cyclades_port *info, unsigned int __user *value)
 {
-	struct cyclades_card *card;
-	int chip, channel, index;
-	unsigned char status;
+	struct cyclades_card *card = info->card;
 	unsigned int result;
 	unsigned long flags;
-	void __iomem *base_addr;
+	u8 status;
 
-	card = info->card;
-	channel = (info->line) - (card->first_line);
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		status = readb(base_addr + (CySRER << index)) &
-				(CyTxRdy | CyTxMpty);
+		status = cyy_readb(info, CySRER) & (CyTxRdy | CyTxMpty);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 		result = (status ? 0 : TIOCSER_TEMT);
 	} else {
@@ -3453,34 +2438,23 @@ static int cy_tiocmget(struct tty_struct *tty, struct file *file)
 {
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
-	int chip, channel, index;
-	void __iomem *base_addr;
-	unsigned long flags;
-	unsigned char status;
-	unsigned long lstatus;
-	unsigned int result;
-	struct FIRM_ID __iomem *firm_id;
-	struct ZFW_CTRL __iomem *zfw_ctrl;
-	struct BOARD_CTRL __iomem *board_ctrl;
-	struct CH_CTRL __iomem *ch_ctrl;
+	int result;
 
 	if (serial_paranoia_check(info, tty->name, __func__))
 		return -ENODEV;
 
-	lock_kernel();
-
 	card = info->card;
-	channel = info->line - card->first_line;
+
+	lock_kernel();
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
+		unsigned long flags;
+		int channel = info->line - card->first_line;
+		u8 status;
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index), (u_char) channel);
-		status = readb(base_addr + (CyMSVR1 << index));
-		status |= readb(base_addr + (CyMSVR2 << index));
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		status = cyy_readb(info, CyMSVR1);
+		status |= cyy_readb(info, CyMSVR2);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 
 		if (info->rtsdtr_inv) {
@@ -3495,27 +2469,22 @@ static int cy_tiocmget(struct tty_struct *tty, struct file *file)
 			((status & CyDSR) ? TIOCM_DSR : 0) |
 			((status & CyCTS) ? TIOCM_CTS : 0);
 	} else {
-		base_addr = card->base_addr;
-		firm_id = card->base_addr + ID_ADDRESS;
-		if (cyz_is_loaded(card)) {
-			zfw_ctrl = card->base_addr +
-				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-			board_ctrl = &zfw_ctrl->board_ctrl;
-			ch_ctrl = zfw_ctrl->ch_ctrl;
-			lstatus = readl(&ch_ctrl[channel].rs_status);
-			result = ((lstatus & C_RS_RTS) ? TIOCM_RTS : 0) |
-				((lstatus & C_RS_DTR) ? TIOCM_DTR : 0) |
-				((lstatus & C_RS_DCD) ? TIOCM_CAR : 0) |
-				((lstatus & C_RS_RI) ? TIOCM_RNG : 0) |
-				((lstatus & C_RS_DSR) ? TIOCM_DSR : 0) |
-				((lstatus & C_RS_CTS) ? TIOCM_CTS : 0);
-		} else {
-			result = 0;
-			unlock_kernel();
-			return -ENODEV;
+		u32 lstatus;
+
+		if (!cyz_is_loaded(card)) {
+			result = -ENODEV;
+			goto end;
 		}
 
+		lstatus = readl(&info->u.cyz.ch_ctrl->rs_status);
+		result = ((lstatus & C_RS_RTS) ? TIOCM_RTS : 0) |
+			((lstatus & C_RS_DTR) ? TIOCM_DTR : 0) |
+			((lstatus & C_RS_DCD) ? TIOCM_CAR : 0) |
+			((lstatus & C_RS_RI) ? TIOCM_RNG : 0) |
+			((lstatus & C_RS_DSR) ? TIOCM_DSR : 0) |
+			((lstatus & C_RS_CTS) ? TIOCM_CTS : 0);
 	}
+end:
 	unlock_kernel();
 	return result;
 }				/* cy_tiomget */
@@ -3526,150 +2495,53 @@ cy_tiocmset(struct tty_struct *tty, struct file *file,
 {
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
-	int chip, channel, index;
-	void __iomem *base_addr;
 	unsigned long flags;
-	struct FIRM_ID __iomem *firm_id;
-	struct ZFW_CTRL __iomem *zfw_ctrl;
-	struct BOARD_CTRL __iomem *board_ctrl;
-	struct CH_CTRL __iomem *ch_ctrl;
-	int retval;
 
 	if (serial_paranoia_check(info, tty->name, __func__))
 		return -ENODEV;
 
 	card = info->card;
-	channel = (info->line) - (card->first_line);
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
+		spin_lock_irqsave(&card->card_lock, flags);
+		cyy_change_rts_dtr(info, set, clear);
+		spin_unlock_irqrestore(&card->card_lock, flags);
+	} else {
+		struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
+		int retval, channel = info->line - card->first_line;
+		u32 rs;
 
-		if (set & TIOCM_RTS) {
-			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  CyDTR);
-			} else {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  CyRTS);
-			}
-			spin_unlock_irqrestore(&card->card_lock, flags);
-		}
-		if (clear & TIOCM_RTS) {
-			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  ~CyDTR);
-			} else {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  ~CyRTS);
-			}
-			spin_unlock_irqrestore(&card->card_lock, flags);
-		}
+		if (!cyz_is_loaded(card))
+			return -ENODEV;
+
+		spin_lock_irqsave(&card->card_lock, flags);
+		rs = readl(&ch_ctrl->rs_control);
+		if (set & TIOCM_RTS)
+			rs |= C_RS_RTS;
+		if (clear & TIOCM_RTS)
+			rs &= ~C_RS_RTS;
 		if (set & TIOCM_DTR) {
-			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  CyRTS);
-			} else {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  CyDTR);
-			}
+			rs |= C_RS_DTR;
 #ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc:set_modem_info raising DTR\n");
-			printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-				readb(base_addr + (CyMSVR1 << index)),
-				readb(base_addr + (CyMSVR2 << index)));
+			printk(KERN_DEBUG "cyc:set_modem_info raising Z DTR\n");
 #endif
-			spin_unlock_irqrestore(&card->card_lock, flags);
 		}
 		if (clear & TIOCM_DTR) {
-			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  ~CyRTS);
-			} else {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  ~CyDTR);
-			}
-
+			rs &= ~C_RS_DTR;
 #ifdef CY_DEBUG_DTR
-			printk(KERN_DEBUG "cyc:set_modem_info dropping DTR\n");
-			printk(KERN_DEBUG "     status: 0x%x, 0x%x\n",
-				readb(base_addr + (CyMSVR1 << index)),
-				readb(base_addr + (CyMSVR2 << index)));
+			printk(KERN_DEBUG "cyc:set_modem_info clearing "
+				"Z DTR\n");
 #endif
-			spin_unlock_irqrestore(&card->card_lock, flags);
 		}
-	} else {
-		base_addr = card->base_addr;
-
-		firm_id = card->base_addr + ID_ADDRESS;
-		if (cyz_is_loaded(card)) {
-			zfw_ctrl = card->base_addr +
-				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
-			board_ctrl = &zfw_ctrl->board_ctrl;
-			ch_ctrl = zfw_ctrl->ch_ctrl;
-
-			if (set & TIOCM_RTS) {
-				spin_lock_irqsave(&card->card_lock, flags);
-				cy_writel(&ch_ctrl[channel].rs_control,
-					readl(&ch_ctrl[channel].rs_control) |
-					C_RS_RTS);
-				spin_unlock_irqrestore(&card->card_lock, flags);
-			}
-			if (clear & TIOCM_RTS) {
-				spin_lock_irqsave(&card->card_lock, flags);
-				cy_writel(&ch_ctrl[channel].rs_control,
-					readl(&ch_ctrl[channel].rs_control) &
-					~C_RS_RTS);
-				spin_unlock_irqrestore(&card->card_lock, flags);
-			}
-			if (set & TIOCM_DTR) {
-				spin_lock_irqsave(&card->card_lock, flags);
-				cy_writel(&ch_ctrl[channel].rs_control,
-					readl(&ch_ctrl[channel].rs_control) |
-					C_RS_DTR);
-#ifdef CY_DEBUG_DTR
-				printk(KERN_DEBUG "cyc:set_modem_info raising "
-					"Z DTR\n");
-#endif
-				spin_unlock_irqrestore(&card->card_lock, flags);
-			}
-			if (clear & TIOCM_DTR) {
-				spin_lock_irqsave(&card->card_lock, flags);
-				cy_writel(&ch_ctrl[channel].rs_control,
-					readl(&ch_ctrl[channel].rs_control) &
-					~C_RS_DTR);
-#ifdef CY_DEBUG_DTR
-				printk(KERN_DEBUG "cyc:set_modem_info clearing "
-					"Z DTR\n");
-#endif
-				spin_unlock_irqrestore(&card->card_lock, flags);
-			}
-		} else {
-			return -ENODEV;
-		}
-		spin_lock_irqsave(&card->card_lock, flags);
+		cy_writel(&ch_ctrl->rs_control, rs);
 		retval = cyz_issue_cmd(card, channel, C_CM_IOCTLM, 0L);
+		spin_unlock_irqrestore(&card->card_lock, flags);
 		if (retval != 0) {
 			printk(KERN_ERR "cyc:set_modem_info retval on ttyC%d "
 				"was %x\n", info->line, retval);
 		}
-		spin_unlock_irqrestore(&card->card_lock, flags);
 	}
 	return 0;
-}				/* cy_tiocmset */
+}
 
 /*
  * cy_break() --- routine which turns the break handling on or off
@@ -3734,41 +2606,18 @@ static int cy_break(struct tty_struct *tty, int break_state)
 	return retval;
 }				/* cy_break */
 
-static int get_mon_info(struct cyclades_port *info,
-				struct cyclades_monitor __user *mon)
-{
-
-	if (copy_to_user(mon, &info->mon, sizeof(struct cyclades_monitor)))
-		return -EFAULT;
-	info->mon.int_count = 0;
-	info->mon.char_count = 0;
-	info->mon.char_max = 0;
-	info->mon.char_last = 0;
-	return 0;
-}				/* get_mon_info */
-
 static int set_threshold(struct cyclades_port *info, unsigned long value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr =
-		    card->base_addr + (cy_chip_offset[chip] << index);
-
 		info->cor3 &= ~CyREC_FIFO;
 		info->cor3 |= value & CyREC_FIFO;
 
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyCOR3 << index), info->cor3);
-		cyy_issue_cmd(base_addr, CyCOR_CHANGE | CyCOR3ch, index);
+		cyy_writeb(info, CyCOR3, info->cor3);
+		cyy_issue_cmd(info, CyCOR_CHANGE | CyCOR3ch);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	}
 	return 0;
@@ -3777,55 +2626,23 @@ static int set_threshold(struct cyclades_port *info, unsigned long value)
 static int get_threshold(struct cyclades_port *info,
 						unsigned long __user *value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
-	unsigned long tmp;
+	struct cyclades_card *card = info->card;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-		tmp = readb(base_addr + (CyCOR3 << index)) & CyREC_FIFO;
+		u8 tmp = cyy_readb(info, CyCOR3) & CyREC_FIFO;
 		return put_user(tmp, value);
 	}
 	return 0;
 }				/* get_threshold */
 
-static int set_default_threshold(struct cyclades_port *info,
-							unsigned long value)
-{
-	info->default_threshold = value & 0x0f;
-	return 0;
-}				/* set_default_threshold */
-
-static int get_default_threshold(struct cyclades_port *info,
-						unsigned long __user *value)
-{
-	return put_user(info->default_threshold, value);
-}				/* get_default_threshold */
-
 static int set_timeout(struct cyclades_port *info, unsigned long value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
+	struct cyclades_card *card = info->card;
 	unsigned long flags;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&card->card_lock, flags);
-		cy_writeb(base_addr + (CyRTPR << index), value & 0xff);
+		cyy_writeb(info, CyRTPR, value & 0xff);
 		spin_unlock_irqrestore(&card->card_lock, flags);
 	}
 	return 0;
@@ -3834,36 +2651,35 @@ static int set_timeout(struct cyclades_port *info, unsigned long value)
 static int get_timeout(struct cyclades_port *info,
 						unsigned long __user *value)
 {
-	struct cyclades_card *card;
-	void __iomem *base_addr;
-	int channel, chip, index;
-	unsigned long tmp;
+	struct cyclades_card *card = info->card;
 
-	card = info->card;
-	channel = info->line - card->first_line;
 	if (!cy_is_Z(card)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		index = card->bus_index;
-		base_addr = card->base_addr + (cy_chip_offset[chip] << index);
-
-		tmp = readb(base_addr + (CyRTPR << index));
+		u8 tmp = cyy_readb(info, CyRTPR);
 		return put_user(tmp, value);
 	}
 	return 0;
 }				/* get_timeout */
 
-static int set_default_timeout(struct cyclades_port *info, unsigned long value)
+static int cy_cflags_changed(struct cyclades_port *info, unsigned long arg,
+		struct cyclades_icount *cprev)
 {
-	info->default_timeout = value & 0xff;
-	return 0;
-}				/* set_default_timeout */
+	struct cyclades_icount cnow;
+	unsigned long flags;
+	int ret;
 
-static int get_default_timeout(struct cyclades_port *info,
-					unsigned long __user *value)
-{
-	return put_user(info->default_timeout, value);
-}				/* get_default_timeout */
+	spin_lock_irqsave(&info->card->card_lock, flags);
+	cnow = info->icount;	/* atomic copy */
+	spin_unlock_irqrestore(&info->card->card_lock, flags);
+
+	ret =	((arg & TIOCM_RNG) && (cnow.rng != cprev->rng)) ||
+		((arg & TIOCM_DSR) && (cnow.dsr != cprev->dsr)) ||
+		((arg & TIOCM_CD)  && (cnow.dcd != cprev->dcd)) ||
+		((arg & TIOCM_CTS) && (cnow.cts != cprev->cts));
+
+	*cprev = cnow;
+
+	return ret;
+}
 
 /*
  * This routine allows the tty driver to implement device-
@@ -3875,8 +2691,7 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 	 unsigned int cmd, unsigned long arg)
 {
 	struct cyclades_port *info = tty->driver_data;
-	struct cyclades_icount cprev, cnow;	/* kernel counter temps */
-	struct serial_icounter_struct __user *p_cuser;	/* user space */
+	struct cyclades_icount cnow;	/* kernel counter temps */
 	int ret_val = 0;
 	unsigned long flags;
 	void __user *argp = (void __user *)arg;
@@ -3892,7 +2707,11 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 
 	switch (cmd) {
 	case CYGETMON:
-		ret_val = get_mon_info(info, argp);
+		if (copy_to_user(argp, &info->mon, sizeof(info->mon))) {
+			ret_val = -EFAULT;
+			break;
+		}
+		memset(&info->mon, 0, sizeof(info->mon));
 		break;
 	case CYGETTHRESH:
 		ret_val = get_threshold(info, argp);
@@ -3901,10 +2720,11 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 		ret_val = set_threshold(info, arg);
 		break;
 	case CYGETDEFTHRESH:
-		ret_val = get_default_threshold(info, argp);
+		ret_val = put_user(info->default_threshold,
+				(unsigned long __user *)argp);
 		break;
 	case CYSETDEFTHRESH:
-		ret_val = set_default_threshold(info, arg);
+		info->default_threshold = arg & 0x0f;
 		break;
 	case CYGETTIMEOUT:
 		ret_val = get_timeout(info, argp);
@@ -3913,21 +2733,20 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 		ret_val = set_timeout(info, arg);
 		break;
 	case CYGETDEFTIMEOUT:
-		ret_val = get_default_timeout(info, argp);
+		ret_val = put_user(info->default_timeout,
+				(unsigned long __user *)argp);
 		break;
 	case CYSETDEFTIMEOUT:
-		ret_val = set_default_timeout(info, arg);
+		info->default_timeout = arg & 0xff;
 		break;
 	case CYSETRFLOW:
 		info->rflow = (int)arg;
-		ret_val = 0;
 		break;
 	case CYGETRFLOW:
 		ret_val = info->rflow;
 		break;
 	case CYSETRTSDTR_INV:
 		info->rtsdtr_inv = (int)arg;
-		ret_val = 0;
 		break;
 	case CYGETRTSDTR_INV:
 		ret_val = info->rtsdtr_inv;
@@ -3938,7 +2757,6 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 #ifndef CONFIG_CYZ_INTR
 	case CYZSETPOLLCYCLE:
 		cyz_polling_cycle = (arg * HZ) / 1000;
-		ret_val = 0;
 		break;
 	case CYZGETPOLLCYCLE:
 		ret_val = (cyz_polling_cycle * 1000) / HZ;
@@ -3946,16 +2764,15 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 #endif				/* CONFIG_CYZ_INTR */
 	case CYSETWAIT:
 		info->port.closing_wait = (unsigned short)arg * HZ / 100;
-		ret_val = 0;
 		break;
 	case CYGETWAIT:
 		ret_val = info->port.closing_wait / (HZ / 100);
 		break;
 	case TIOCGSERIAL:
-		ret_val = get_serial_info(info, argp);
+		ret_val = cy_get_serial_info(info, argp);
 		break;
 	case TIOCSSERIAL:
-		ret_val = set_serial_info(info, argp);
+		ret_val = cy_set_serial_info(info, tty, argp);
 		break;
 	case TIOCSERGETLSR:	/* Get line status register */
 		ret_val = get_lsr_info(info, argp);
@@ -3971,17 +2788,8 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 		/* note the counters on entry */
 		cnow = info->icount;
 		spin_unlock_irqrestore(&info->card->card_lock, flags);
-		ret_val = wait_event_interruptible(info->delta_msr_wait, ({
-			cprev = cnow;
-			spin_lock_irqsave(&info->card->card_lock, flags);
-			cnow = info->icount;	/* atomic copy */
-			spin_unlock_irqrestore(&info->card->card_lock, flags);
-
-			((arg & TIOCM_RNG) && (cnow.rng != cprev.rng)) ||
-			((arg & TIOCM_DSR) && (cnow.dsr != cprev.dsr)) ||
-			((arg & TIOCM_CD)  && (cnow.dcd != cprev.dcd)) ||
-			((arg & TIOCM_CTS) && (cnow.cts != cprev.cts));
-		}));
+		ret_val = wait_event_interruptible(info->port.delta_msr_wait,
+				cy_cflags_changed(info, arg, &cnow));
 		break;
 
 		/*
@@ -3990,46 +2798,29 @@ cy_ioctl(struct tty_struct *tty, struct file *file,
 		 * NB: both 1->0 and 0->1 transitions are counted except for
 		 *     RI where only 0->1 is counted.
 		 */
-	case TIOCGICOUNT:
+	case TIOCGICOUNT: {
+		struct serial_icounter_struct sic = { };
+
 		spin_lock_irqsave(&info->card->card_lock, flags);
 		cnow = info->icount;
 		spin_unlock_irqrestore(&info->card->card_lock, flags);
-		p_cuser = argp;
-		ret_val = put_user(cnow.cts, &p_cuser->cts);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.dsr, &p_cuser->dsr);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.rng, &p_cuser->rng);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.dcd, &p_cuser->dcd);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.rx, &p_cuser->rx);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.tx, &p_cuser->tx);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.frame, &p_cuser->frame);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.overrun, &p_cuser->overrun);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.parity, &p_cuser->parity);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.brk, &p_cuser->brk);
-		if (ret_val)
-			break;
-		ret_val = put_user(cnow.buf_overrun, &p_cuser->buf_overrun);
-		if (ret_val)
-			break;
-		ret_val = 0;
+
+		sic.cts = cnow.cts;
+		sic.dsr = cnow.dsr;
+		sic.rng = cnow.rng;
+		sic.dcd = cnow.dcd;
+		sic.rx = cnow.rx;
+		sic.tx = cnow.tx;
+		sic.frame = cnow.frame;
+		sic.overrun = cnow.overrun;
+		sic.parity = cnow.parity;
+		sic.brk = cnow.brk;
+		sic.buf_overrun = cnow.buf_overrun;
+
+		if (copy_to_user(argp, &sic, sizeof(sic)))
+			ret_val = -EFAULT;
 		break;
+	}
 	default:
 		ret_val = -ENOIOCTLCMD;
 	}
@@ -4055,7 +2846,7 @@ static void cy_set_termios(struct tty_struct *tty, struct ktermios *old_termios)
 	printk(KERN_DEBUG "cyc:cy_set_termios ttyC%d\n", info->line);
 #endif
 
-	set_line_char(info);
+	cy_set_line_char(info, tty);
 
 	if ((old_termios->c_cflag & CRTSCTS) &&
 			!(tty->termios->c_cflag & CRTSCTS)) {
@@ -4112,8 +2903,6 @@ static void cy_throttle(struct tty_struct *tty)
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
 
 #ifdef CY_DEBUG_THROTTLE
 	char buf[64];
@@ -4135,24 +2924,9 @@ static void cy_throttle(struct tty_struct *tty)
 	}
 
 	if (tty->termios->c_cflag & CRTSCTS) {
-		channel = info->line - card->first_line;
 		if (!cy_is_Z(card)) {
-			chip = channel >> 2;
-			channel &= 0x03;
-			index = card->bus_index;
-			base_addr = card->base_addr +
-				(cy_chip_offset[chip] << index);
-
 			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  ~CyDTR);
-			} else {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  ~CyRTS);
-			}
+			cyy_change_rts_dtr(info, 0, TIOCM_RTS);
 			spin_unlock_irqrestore(&card->card_lock, flags);
 		} else {
 			info->throttle = 1;
@@ -4170,8 +2944,6 @@ static void cy_unthrottle(struct tty_struct *tty)
 	struct cyclades_port *info = tty->driver_data;
 	struct cyclades_card *card;
 	unsigned long flags;
-	void __iomem *base_addr;
-	int chip, channel, index;
 
 #ifdef CY_DEBUG_THROTTLE
 	char buf[64];
@@ -4192,24 +2964,9 @@ static void cy_unthrottle(struct tty_struct *tty)
 
 	if (tty->termios->c_cflag & CRTSCTS) {
 		card = info->card;
-		channel = info->line - card->first_line;
 		if (!cy_is_Z(card)) {
-			chip = channel >> 2;
-			channel &= 0x03;
-			index = card->bus_index;
-			base_addr = card->base_addr +
-				(cy_chip_offset[chip] << index);
-
 			spin_lock_irqsave(&card->card_lock, flags);
-			cy_writeb(base_addr + (CyCAR << index),
-				  (u_char) channel);
-			if (info->rtsdtr_inv) {
-				cy_writeb(base_addr + (CyMSVR2 << index),
-					  CyDTR);
-			} else {
-				cy_writeb(base_addr + (CyMSVR1 << index),
-					  CyRTS);
-			}
+			cyy_change_rts_dtr(info, TIOCM_RTS, 0);
 			spin_unlock_irqrestore(&card->card_lock, flags);
 		} else {
 			info->throttle = 0;
@@ -4224,8 +2981,7 @@ static void cy_stop(struct tty_struct *tty)
 {
 	struct cyclades_card *cinfo;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned long flags;
 
 #ifdef CY_DEBUG_OTHER
@@ -4238,16 +2994,9 @@ static void cy_stop(struct tty_struct *tty)
 	cinfo = info->card;
 	channel = info->line - cinfo->first_line;
 	if (!cy_is_Z(cinfo)) {
-		index = cinfo->bus_index;
-		chip = channel >> 2;
-		channel &= 0x03;
-		base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&cinfo->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index),
-			(u_char)(channel & 0x0003)); /* index channel */
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) & ~CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) & ~CyTxRdy);
 		spin_unlock_irqrestore(&cinfo->card_lock, flags);
 	}
 }				/* cy_stop */
@@ -4256,8 +3005,7 @@ static void cy_start(struct tty_struct *tty)
 {
 	struct cyclades_card *cinfo;
 	struct cyclades_port *info = tty->driver_data;
-	void __iomem *base_addr;
-	int chip, channel, index;
+	int channel;
 	unsigned long flags;
 
 #ifdef CY_DEBUG_OTHER
@@ -4269,17 +3017,10 @@ static void cy_start(struct tty_struct *tty)
 
 	cinfo = info->card;
 	channel = info->line - cinfo->first_line;
-	index = cinfo->bus_index;
 	if (!cy_is_Z(cinfo)) {
-		chip = channel >> 2;
-		channel &= 0x03;
-		base_addr = cinfo->base_addr + (cy_chip_offset[chip] << index);
-
 		spin_lock_irqsave(&cinfo->card_lock, flags);
-		cy_writeb(base_addr + (CyCAR << index),
-			(u_char) (channel & 0x0003));	/* index channel */
-		cy_writeb(base_addr + (CySRER << index),
-			  readb(base_addr + (CySRER << index)) | CyTxRdy);
+		cyy_writeb(info, CyCAR, channel & 0x03);
+		cyy_writeb(info, CySRER, cyy_readb(info, CySRER) | CyTxRdy);
 		spin_unlock_irqrestore(&cinfo->card_lock, flags);
 	}
 }				/* cy_start */
@@ -4299,17 +3040,84 @@ static void cy_hangup(struct tty_struct *tty)
 		return;
 
 	cy_flush_buffer(tty);
-	shutdown(info);
-	info->port.count = 0;
-#ifdef CY_DEBUG_COUNT
-	printk(KERN_DEBUG "cyc:cy_hangup (%d): setting count to 0\n",
-		current->pid);
-#endif
-	info->port.tty = NULL;
-	info->port.flags &= ~ASYNC_NORMAL_ACTIVE;
-	wake_up_interruptible(&info->port.open_wait);
+	cy_shutdown(info, tty);
+	tty_port_hangup(&info->port);
 }				/* cy_hangup */
 
+static int cyy_carrier_raised(struct tty_port *port)
+{
+	struct cyclades_port *info = container_of(port, struct cyclades_port,
+			port);
+	struct cyclades_card *cinfo = info->card;
+	unsigned long flags;
+	int channel = info->line - cinfo->first_line;
+	u32 cd;
+
+	spin_lock_irqsave(&cinfo->card_lock, flags);
+	cyy_writeb(info, CyCAR, channel & 0x03);
+	cd = cyy_readb(info, CyMSVR1) & CyDCD;
+	spin_unlock_irqrestore(&cinfo->card_lock, flags);
+
+	return cd;
+}
+
+static void cyy_dtr_rts(struct tty_port *port, int raise)
+{
+	struct cyclades_port *info = container_of(port, struct cyclades_port,
+			port);
+	struct cyclades_card *cinfo = info->card;
+	unsigned long flags;
+
+	spin_lock_irqsave(&cinfo->card_lock, flags);
+	cyy_change_rts_dtr(info, raise ? TIOCM_RTS | TIOCM_DTR : 0,
+			raise ? 0 : TIOCM_RTS | TIOCM_DTR);
+	spin_unlock_irqrestore(&cinfo->card_lock, flags);
+}
+
+static int cyz_carrier_raised(struct tty_port *port)
+{
+	struct cyclades_port *info = container_of(port, struct cyclades_port,
+			port);
+
+	return readl(&info->u.cyz.ch_ctrl->rs_status) & C_RS_DCD;
+}
+
+static void cyz_dtr_rts(struct tty_port *port, int raise)
+{
+	struct cyclades_port *info = container_of(port, struct cyclades_port,
+			port);
+	struct cyclades_card *cinfo = info->card;
+	struct CH_CTRL __iomem *ch_ctrl = info->u.cyz.ch_ctrl;
+	int ret, channel = info->line - cinfo->first_line;
+	u32 rs;
+
+	rs = readl(&ch_ctrl->rs_control);
+	if (raise)
+		rs |= C_RS_RTS | C_RS_DTR;
+	else
+		rs &= ~(C_RS_RTS | C_RS_DTR);
+	cy_writel(&ch_ctrl->rs_control, rs);
+	ret = cyz_issue_cmd(cinfo, channel, C_CM_IOCTLM, 0L);
+	if (ret != 0)
+		printk(KERN_ERR "%s: retval on ttyC%d was %x\n",
+				__func__, info->line, ret);
+#ifdef CY_DEBUG_DTR
+	printk(KERN_DEBUG "%s: raising Z DTR\n", __func__);
+#endif
+}
+
+static const struct tty_port_operations cyy_port_ops = {
+	.carrier_raised = cyy_carrier_raised,
+	.dtr_rts = cyy_dtr_rts,
+	.shutdown = cy_do_close,
+};
+
+static const struct tty_port_operations cyz_port_ops = {
+	.carrier_raised = cyz_carrier_raised,
+	.dtr_rts = cyz_dtr_rts,
+	.shutdown = cy_do_close,
+};
+
 /*
  * ---------------------------------------------------------------------
  * cy_init() and friends
@@ -4321,8 +3129,7 @@ static void cy_hangup(struct tty_struct *tty)
 static int __devinit cy_init_card(struct cyclades_card *cinfo)
 {
 	struct cyclades_port *info;
-	unsigned int port;
-	unsigned short chip_number;
+	unsigned int channel, port;
 
 	spin_lock_init(&cinfo->card_lock);
 	cinfo->intr_enabled = 0;
@@ -4334,9 +3141,9 @@ static int __devinit cy_init_card(struct cyclades_card *cinfo)
 		return -ENOMEM;
 	}
 
-	for (port = cinfo->first_line; port < cinfo->first_line + cinfo->nports;
-			port++) {
-		info = &cinfo->ports[port - cinfo->first_line];
+	for (channel = 0, port = cinfo->first_line; channel < cinfo->nports;
+			channel++, port++) {
+		info = &cinfo->ports[channel];
 		tty_port_init(&info->port);
 		info->magic = CYCLADES_MAGIC;
 		info->card = cinfo;
@@ -4346,10 +3153,19 @@ static int __devinit cy_init_card(struct cyclades_card *cinfo)
 		info->port.close_delay = 5 * HZ / 10;
 		info->port.flags = STD_COM_FLAGS;
 		init_completion(&info->shutdown_wait);
-		init_waitqueue_head(&info->delta_msr_wait);
 
 		if (cy_is_Z(cinfo)) {
+			struct FIRM_ID *firm_id = cinfo->base_addr + ID_ADDRESS;
+			struct ZFW_CTRL *zfw_ctrl;
+
+			info->port.ops = &cyz_port_ops;
 			info->type = PORT_STARTECH;
+
+			zfw_ctrl = cinfo->base_addr +
+				(readl(&firm_id->zfwctrl_addr) & 0xfffff);
+			info->u.cyz.ch_ctrl = &zfw_ctrl->ch_ctrl[channel];
+			info->u.cyz.buf_ctrl = &zfw_ctrl->buf_ctrl[channel];
+
 			if (cinfo->hw_ver == ZO_V1)
 				info->xmit_fifo_size = CYZ_FIFO_SIZE;
 			else
@@ -4359,17 +3175,20 @@ static int __devinit cy_init_card(struct cyclades_card *cinfo)
 				cyz_rx_restart, (unsigned long)info);
 #endif
 		} else {
+			unsigned short chip_number;
 			int index = cinfo->bus_index;
+
+			info->port.ops = &cyy_port_ops;
 			info->type = PORT_CIRRUS;
 			info->xmit_fifo_size = CyMAX_CHAR_FIFO;
 			info->cor1 = CyPARITY_NONE | Cy_1_STOP | Cy_8_BITS;
 			info->cor2 = CyETC;
 			info->cor3 = 0x08;	/* _very_ small rcv threshold */
 
-			chip_number = (port - cinfo->first_line) / 4;
-			info->chip_rev = readb(cinfo->base_addr +
-				      (cy_chip_offset[chip_number] << index) +
-				      (CyGFRCR << index));
+			chip_number = channel / CyPORTS_PER_CHIP;
+			info->u.cyy.base_addr = cinfo->base_addr +
+				(cy_chip_offset[chip_number] << index);
+			info->chip_rev = cyy_readb(info, CyGFRCR);
 
 			if (info->chip_rev >= CD1400_REV_J) {
 				/* It is a CD1400 rev. J or later */
@@ -4535,7 +3354,7 @@ static int __init cy_detect_isa(void)
 			continue;
 		}
 #ifdef MODULE
-		if (isparam && irq[i])
+		if (isparam && i < NR_CARDS && irq[i])
 			cy_isa_irq = irq[i];
 		else
 #endif
@@ -5060,8 +3879,14 @@ static int __devinit cy_pci_probe(struct pci_dev *pdev,
 		}
 		cy_card[card_no].num_chips = nchan / CyPORTS_PER_CHIP;
 	} else {
+		struct FIRM_ID __iomem *firm_id = addr2 + ID_ADDRESS;
+		struct ZFW_CTRL __iomem *zfw_ctrl;
+
+		zfw_ctrl = addr2 + (readl(&firm_id->zfwctrl_addr) & 0xfffff);
+
 		cy_card[card_no].hw_ver = mailbox;
 		cy_card[card_no].num_chips = (unsigned int)-1;
+		cy_card[card_no].board_ctrl = &zfw_ctrl->board_ctrl;
 #ifdef CONFIG_CYZ_INTR
 		/* allocate IRQ only if board has an IRQ */
 		if (irq != 0 && irq != 255) {
@@ -5191,18 +4016,30 @@ static int cyclades_proc_show(struct seq_file *m, void *v)
 		for (j = 0; j < cy_card[i].nports; j++) {
 			info = &cy_card[i].ports[j];
 
-			if (info->port.count)
+			if (info->port.count) {
+				/* XXX is the ldisc num worth this? */
+				struct tty_struct *tty;
+				struct tty_ldisc *ld;
+				int num = 0;
+				tty = tty_port_tty_get(&info->port);
+				if (tty) {
+					ld = tty_ldisc_ref(tty);
+					if (ld) {
+						num = ld->ops->num;
+						tty_ldisc_deref(ld);
+					}
+					tty_kref_put(tty);
+				}
 				seq_printf(m, "%3d %8lu %10lu %8lu "
-					"%10lu %8lu %9lu %6ld\n", info->line,
+					"%10lu %8lu %9lu %6d\n", info->line,
 					(cur_jifs - info->idle_stats.in_use) /
 					HZ, info->idle_stats.xmit_bytes,
 					(cur_jifs - info->idle_stats.xmit_idle)/
 					HZ, info->idle_stats.recv_bytes,
 					(cur_jifs - info->idle_stats.recv_idle)/
 					HZ, info->idle_stats.overruns,
-					/* FIXME: double check locking */
-					(long)info->port.tty->ldisc->ops->num);
-			else
+					num);
+			} else
 				seq_printf(m, "%3d %8lu %10lu %8lu "
 					"%10lu %8lu %9lu %6ld\n",
 					info->line, 0L, 0L, 0L, 0L, 0L, 0L, 0L);
diff --git a/drivers/char/dtlk.c b/drivers/char/dtlk.c
index 52e06589821d..045c930e6320 100644
--- a/drivers/char/dtlk.c
+++ b/drivers/char/dtlk.c
@@ -56,6 +56,7 @@
 #include <linux/errno.h>	/* for -EBUSY */
 #include <linux/ioport.h>	/* for request_region */
 #include <linux/delay.h>	/* for loops_per_jiffy */
+#include <linux/sched.h>
 #include <linux/smp_lock.h>	/* cycle_kernel_lock() */
 #include <asm/io.h>		/* for inb_p, outb_p, inb, outb, etc. */
 #include <asm/uaccess.h>	/* for get_user, etc. */
diff --git a/drivers/char/epca.c b/drivers/char/epca.c
index ff647ca1c489..dde5134713e2 100644
--- a/drivers/char/epca.c
+++ b/drivers/char/epca.c
@@ -30,6 +30,7 @@
 #include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/init.h>
+#include <linux/sched.h>
 #include <linux/serial.h>
 #include <linux/delay.h>
 #include <linux/ctype.h>
@@ -2239,7 +2240,7 @@ static void do_softint(struct work_struct *work)
 	struct channel *ch = container_of(work, struct channel, tqueue);
 	/* Called in response to a modem change event */
 	if (ch && ch->magic == EPCA_MAGIC) {
-		struct tty_struct *tty = tty_port_tty_get(&ch->port);;
+		struct tty_struct *tty = tty_port_tty_get(&ch->port);
 
 		if (tty && tty->driver_data) {
 			if (test_and_clear_bit(EPCA_EVENT_HANGUP, &ch->event)) {
diff --git a/drivers/char/esp.c b/drivers/char/esp.c
index a5c59fc2b0ff..b19d43cd9542 100644
--- a/drivers/char/esp.c
+++ b/drivers/char/esp.c
@@ -572,7 +572,7 @@ static void check_modem_status(struct esp_struct *info)
 			info->icount.dcd++;
 		if (status & UART_MSR_DCTS)
 			info->icount.cts++;
-		wake_up_interruptible(&info->delta_msr_wait);
+		wake_up_interruptible(&info->port.delta_msr_wait);
 	}
 
 	if ((info->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
@@ -927,7 +927,7 @@ static void shutdown(struct esp_struct *info)
 	 * clear delta_msr_wait queue to avoid mem leaks: we may free the irq
 	 * here so the queue might never be waken up
 	 */
-	wake_up_interruptible(&info->delta_msr_wait);
+	wake_up_interruptible(&info->port.delta_msr_wait);
 	wake_up_interruptible(&info->break_wait);
 
 	/* stop a DMA transfer on the port being closed */
@@ -1800,7 +1800,7 @@ static int rs_ioctl(struct tty_struct *tty, struct file *file,
 		spin_unlock_irqrestore(&info->lock, flags);
 		while (1) {
 			/* FIXME: convert to new style wakeup */
-			interruptible_sleep_on(&info->delta_msr_wait);
+			interruptible_sleep_on(&info->port.delta_msr_wait);
 			/* see if a signal did it */
 			if (signal_pending(current))
 				return -ERESTARTSYS;
@@ -2452,7 +2452,6 @@ static int __init espserial_init(void)
 		info->config.flow_off = flow_off;
 		info->config.pio_threshold = pio_threshold;
 		info->next_port = ports;
-		init_waitqueue_head(&info->delta_msr_wait);
 		init_waitqueue_head(&info->break_wait);
 		ports = info;
 		printk(KERN_INFO "ttyP%d at 0x%04x (irq = %d) is an ESP ",
diff --git a/drivers/char/generic_serial.c b/drivers/char/generic_serial.c
index 9e4e569dc00d..d400cbd280f2 100644
--- a/drivers/char/generic_serial.c
+++ b/drivers/char/generic_serial.c
@@ -22,6 +22,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/tty.h>
+#include <linux/sched.h>
 #include <linux/serial.h>
 #include <linux/mm.h>
 #include <linux/generic_serial.h>
diff --git a/drivers/char/genrtc.c b/drivers/char/genrtc.c
index aac0985a572b..31e7c91c2d9d 100644
--- a/drivers/char/genrtc.c
+++ b/drivers/char/genrtc.c
@@ -43,6 +43,7 @@
 #define RTC_VERSION	"1.07"
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/errno.h>
 #include <linux/miscdevice.h>
 #include <linux/fcntl.h>
diff --git a/drivers/char/hpet.c b/drivers/char/hpet.c
index 4a9f3492b921..70a770ac0138 100644
--- a/drivers/char/hpet.c
+++ b/drivers/char/hpet.c
@@ -166,9 +166,8 @@ static irqreturn_t hpet_interrupt(int irq, void *data)
 		unsigned long m, t;
 
 		t = devp->hd_ireqfreq;
-		m = read_counter(&devp->hd_hpet->hpet_mc);
-		write_counter(t + m + devp->hd_hpets->hp_delta,
-			      &devp->hd_timer->hpet_compare);
+		m = read_counter(&devp->hd_timer->hpet_compare);
+		write_counter(t + m, &devp->hd_timer->hpet_compare);
 	}
 
 	if (devp->hd_flags & HPET_SHARED_IRQ)
@@ -504,21 +503,25 @@ static int hpet_ioctl_ieon(struct hpet_dev *devp)
 	g = v | Tn_32MODE_CNF_MASK | Tn_INT_ENB_CNF_MASK;
 
 	if (devp->hd_flags & HPET_PERIODIC) {
-		write_counter(t, &timer->hpet_compare);
 		g |= Tn_TYPE_CNF_MASK;
-		v |= Tn_TYPE_CNF_MASK;
-		writeq(v, &timer->hpet_config);
-		v |= Tn_VAL_SET_CNF_MASK;
+		v |= Tn_TYPE_CNF_MASK | Tn_VAL_SET_CNF_MASK;
 		writeq(v, &timer->hpet_config);
 		local_irq_save(flags);
 
-		/* NOTE:  what we modify here is a hidden accumulator
+		/*
+		 * NOTE: First we modify the hidden accumulator
 		 * register supported by periodic-capable comparators.
 		 * We never want to modify the (single) counter; that
-		 * would affect all the comparators.
+		 * would affect all the comparators. The value written
+		 * is the counter value when the first interrupt is due.
 		 */
 		m = read_counter(&hpet->hpet_mc);
 		write_counter(t + m + hpetp->hp_delta, &timer->hpet_compare);
+		/*
+		 * Then we modify the comparator, indicating the period
+		 * for subsequent interrupt.
+		 */
+		write_counter(t, &timer->hpet_compare);
 	} else {
 		local_irq_save(flags);
 		m = read_counter(&hpet->hpet_mc);
diff --git a/drivers/char/hvc_console.c b/drivers/char/hvc_console.c
index 25ce15bb1c08..a632f25f144a 100644
--- a/drivers/char/hvc_console.c
+++ b/drivers/char/hvc_console.c
@@ -678,7 +678,7 @@ int hvc_poll(struct hvc_struct *hp)
 EXPORT_SYMBOL_GPL(hvc_poll);
 
 /**
- * hvc_resize() - Update terminal window size information.
+ * __hvc_resize() - Update terminal window size information.
  * @hp:		HVC console pointer
  * @ws:		Terminal window size structure
  *
@@ -687,12 +687,12 @@ EXPORT_SYMBOL_GPL(hvc_poll);
  *
  * Locking:	Locking free; the function MUST be called holding hp->lock
  */
-void hvc_resize(struct hvc_struct *hp, struct winsize ws)
+void __hvc_resize(struct hvc_struct *hp, struct winsize ws)
 {
 	hp->ws = ws;
 	schedule_work(&hp->tty_resize);
 }
-EXPORT_SYMBOL_GPL(hvc_resize);
+EXPORT_SYMBOL_GPL(__hvc_resize);
 
 /*
  * This kthread is either polling or interrupt driven.  This is determined by
diff --git a/drivers/char/hvc_console.h b/drivers/char/hvc_console.h
index 3c85d78c975c..10950ca706d8 100644
--- a/drivers/char/hvc_console.h
+++ b/drivers/char/hvc_console.h
@@ -28,6 +28,7 @@
 #define HVC_CONSOLE_H
 #include <linux/kref.h>
 #include <linux/tty.h>
+#include <linux/spinlock.h>
 
 /*
  * This is the max number of console adapters that can/will be found as
@@ -88,7 +89,16 @@ int hvc_poll(struct hvc_struct *hp);
 void hvc_kick(void);
 
 /* Resize hvc tty terminal window */
-extern void hvc_resize(struct hvc_struct *hp, struct winsize ws);
+extern void __hvc_resize(struct hvc_struct *hp, struct winsize ws);
+
+static inline void hvc_resize(struct hvc_struct *hp, struct winsize ws)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&hp->lock, flags);
+	__hvc_resize(hp, ws);
+	spin_unlock_irqrestore(&hp->lock, flags);
+}
 
 /* default notifier for irq based notification */
 extern int notifier_add_irq(struct hvc_struct *hp, int data);
diff --git a/drivers/char/hvc_iucv.c b/drivers/char/hvc_iucv.c
index 0ecac7e532f6..b8a5d654d3d0 100644
--- a/drivers/char/hvc_iucv.c
+++ b/drivers/char/hvc_iucv.c
@@ -273,7 +273,9 @@ static int hvc_iucv_write(struct hvc_iucv_private *priv,
 	case MSG_TYPE_WINSIZE:
 		if (rb->mbuf->datalen != sizeof(struct winsize))
 			break;
-		hvc_resize(priv->hvc, *((struct winsize *) rb->mbuf->data));
+		/* The caller must ensure that the hvc is locked, which
+		 * is the case when called from hvc_iucv_get_chars() */
+		__hvc_resize(priv->hvc, *((struct winsize *) rb->mbuf->data));
 		break;
 
 	case MSG_TYPE_ERROR:	/* ignored ... */
diff --git a/drivers/char/hvc_xen.c b/drivers/char/hvc_xen.c
index eba999f8598d..a6ee32b599a8 100644
--- a/drivers/char/hvc_xen.c
+++ b/drivers/char/hvc_xen.c
@@ -55,7 +55,7 @@ static inline void notify_daemon(void)
 	notify_remote_via_evtchn(xen_start_info->console.domU.evtchn);
 }
 
-static int write_console(uint32_t vtermno, const char *data, int len)
+static int __write_console(const char *data, int len)
 {
 	struct xencons_interface *intf = xencons_interface();
 	XENCONS_RING_IDX cons, prod;
@@ -76,6 +76,29 @@ static int write_console(uint32_t vtermno, const char *data, int len)
 	return sent;
 }
 
+static int write_console(uint32_t vtermno, const char *data, int len)
+{
+	int ret = len;
+
+	/*
+	 * Make sure the whole buffer is emitted, polling if
+	 * necessary.  We don't ever want to rely on the hvc daemon
+	 * because the most interesting console output is when the
+	 * kernel is crippled.
+	 */
+	while (len) {
+		int sent = __write_console(data, len);
+		
+		data += sent;
+		len -= sent;
+
+		if (unlikely(len))
+			HYPERVISOR_sched_op(SCHEDOP_yield, NULL);
+	}
+
+	return ret;
+}
+
 static int read_console(uint32_t vtermno, char *buf, int len)
 {
 	struct xencons_interface *intf = xencons_interface();
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index 82367262f3a8..5c2d13c6e189 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -174,7 +174,7 @@ static const struct file_operations rng_chrdev_ops = {
 static struct miscdevice rng_miscdev = {
 	.minor		= RNG_MISCDEV_MINOR,
 	.name		= RNG_MODULE_NAME,
-	.devnode	= "hwrng",
+	.nodename	= "hwrng",
 	.fops		= &rng_chrdev_ops,
 };
 
diff --git a/drivers/char/hw_random/omap-rng.c b/drivers/char/hw_random/omap-rng.c
index 00dd3de1be51..06aad0831c73 100644
--- a/drivers/char/hw_random/omap-rng.c
+++ b/drivers/char/hw_random/omap-rng.c
@@ -116,7 +116,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev)
 	if (!res)
 		return -ENOENT;
 
-	mem = request_mem_region(res->start, res->end - res->start + 1,
+	mem = request_mem_region(res->start, resource_size(res),
 				 pdev->name);
 	if (mem == NULL) {
 		ret = -EBUSY;
@@ -124,7 +124,7 @@ static int __devinit omap_rng_probe(struct platform_device *pdev)
 	}
 
 	dev_set_drvdata(&pdev->dev, mem);
-	rng_base = ioremap(res->start, res->end - res->start + 1);
+	rng_base = ioremap(res->start, resource_size(res));
 	if (!rng_base) {
 		ret = -ENOMEM;
 		goto err_ioremap;
diff --git a/drivers/char/hw_random/virtio-rng.c b/drivers/char/hw_random/virtio-rng.c
index 32216b623248..915157fcff98 100644
--- a/drivers/char/hw_random/virtio-rng.c
+++ b/drivers/char/hw_random/virtio-rng.c
@@ -51,7 +51,7 @@ static void register_buffer(void)
 
 	sg_init_one(&sg, random_data+data_left, RANDOM_DATA_SIZE-data_left);
 	/* There should always be room for one buffer. */
-	if (vq->vq_ops->add_buf(vq, &sg, 0, 1, random_data) != 0)
+	if (vq->vq_ops->add_buf(vq, &sg, 0, 1, random_data) < 0)
 		BUG();
 	vq->vq_ops->kick(vq);
 }
@@ -116,7 +116,7 @@ static int virtrng_probe(struct virtio_device *vdev)
 	return 0;
 }
 
-static void virtrng_remove(struct virtio_device *vdev)
+static void __devexit virtrng_remove(struct virtio_device *vdev)
 {
 	vdev->config->reset(vdev);
 	hwrng_unregister(&virtio_hwrng);
diff --git a/drivers/char/ipmi/ipmi_devintf.c b/drivers/char/ipmi/ipmi_devintf.c
index 41fc11dc921c..65545de3dbf4 100644
--- a/drivers/char/ipmi/ipmi_devintf.c
+++ b/drivers/char/ipmi/ipmi_devintf.c
@@ -36,6 +36,7 @@
 #include <linux/errno.h>
 #include <asm/system.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/ipmi.h>
diff --git a/drivers/char/ipmi/ipmi_msghandler.c b/drivers/char/ipmi/ipmi_msghandler.c
index 09050797c76a..ec5e3f8df648 100644
--- a/drivers/char/ipmi/ipmi_msghandler.c
+++ b/drivers/char/ipmi/ipmi_msghandler.c
@@ -35,6 +35,7 @@
 #include <linux/errno.h>
 #include <asm/system.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/mutex.h>
 #include <linux/slab.h>
diff --git a/drivers/char/ipmi/ipmi_poweroff.c b/drivers/char/ipmi/ipmi_poweroff.c
index a261bd735dfb..2e66b5f773dd 100644
--- a/drivers/char/ipmi/ipmi_poweroff.c
+++ b/drivers/char/ipmi/ipmi_poweroff.c
@@ -691,7 +691,7 @@ static struct ctl_table_header *ipmi_table_header;
 /*
  * Startup and shutdown functions.
  */
-static int ipmi_poweroff_init(void)
+static int __init ipmi_poweroff_init(void)
 {
 	int rv;
 
@@ -725,7 +725,7 @@ static int ipmi_poweroff_init(void)
 }
 
 #ifdef MODULE
-static __exit void ipmi_poweroff_cleanup(void)
+static void __exit ipmi_poweroff_cleanup(void)
 {
 	int rv;
 
diff --git a/drivers/char/isicom.c b/drivers/char/isicom.c
index 4f1f4cd670da..426bfdd7f3e0 100644
--- a/drivers/char/isicom.c
+++ b/drivers/char/isicom.c
@@ -846,37 +846,53 @@ static int isicom_carrier_raised(struct tty_port *port)
 	return (ip->status & ISI_DCD)?1 : 0;
 }
 
-static int isicom_open(struct tty_struct *tty, struct file *filp)
+static struct tty_port *isicom_find_port(struct tty_struct *tty)
 {
 	struct isi_port *port;
 	struct isi_board *card;
 	unsigned int board;
-	int error, line;
+	int line = tty->index;
 
-	line = tty->index;
 	if (line < 0 || line > PORT_COUNT-1)
-		return -ENODEV;
+		return NULL;
 	board = BOARD(line);
 	card = &isi_card[board];
 
 	if (!(card->status & FIRMWARE_LOADED))
-		return -ENODEV;
+		return NULL;
 
 	/*  open on a port greater than the port count for the card !!! */
 	if (line > ((board * 16) + card->port_count - 1))
-		return -ENODEV;
+		return NULL;
 
 	port = &isi_ports[line];
 	if (isicom_paranoia_check(port, tty->name, "isicom_open"))
-		return -ENODEV;
+		return NULL;
 
+	return &port->port;
+}
+	
+static int isicom_open(struct tty_struct *tty, struct file *filp)
+{
+	struct isi_port *port;
+	struct isi_board *card;
+	struct tty_port *tport;
+	int error = 0;
+
+	tport = isicom_find_port(tty);
+	if (tport == NULL)
+		return -ENODEV;
+	port = container_of(tport, struct isi_port, port);
+	card = &isi_card[BOARD(tty->index)];
 	isicom_setup_board(card);
 
 	/* FIXME: locking on port.count etc */
 	port->port.count++;
 	tty->driver_data = port;
 	tty_port_tty_set(&port->port, tty);
-	error = isicom_setup_port(tty);
+	/* FIXME: Locking on Initialized flag */
+	if (!test_bit(ASYNCB_INITIALIZED, &tport->flags))
+		error = isicom_setup_port(tty);
 	if (error == 0)
 		error = tty_port_block_til_ready(&port->port, tty, filp);
 	return error;
@@ -952,19 +968,12 @@ static void isicom_flush_buffer(struct tty_struct *tty)
 	tty_wakeup(tty);
 }
 
-static void isicom_close(struct tty_struct *tty, struct file *filp)
+static void isicom_close_port(struct tty_port *port)
 {
-	struct isi_port *ip = tty->driver_data;
-	struct tty_port *port = &ip->port;
-	struct isi_board *card;
+	struct isi_port *ip = container_of(port, struct isi_port, port);
+	struct isi_board *card = ip->card;
 	unsigned long flags;
 
-	BUG_ON(!ip);
-
-	card = ip->card;
-	if (isicom_paranoia_check(ip, tty->name, "isicom_close"))
-		return;
-
 	/* indicate to the card that no more data can be received
 	   on this port */
 	spin_lock_irqsave(&card->card_lock, flags);
@@ -974,9 +983,19 @@ static void isicom_close(struct tty_struct *tty, struct file *filp)
 	}
 	isicom_shutdown_port(ip);
 	spin_unlock_irqrestore(&card->card_lock, flags);
+}
+
+static void isicom_close(struct tty_struct *tty, struct file *filp)
+{
+	struct isi_port *ip = tty->driver_data;
+	struct tty_port *port = &ip->port;
+	if (isicom_paranoia_check(ip, tty->name, "isicom_close"))
+		return;
 
+	if (tty_port_close_start(port, tty, filp) == 0)
+		return;
+	isicom_close_port(port);
 	isicom_flush_buffer(tty);
-	
 	tty_port_close_end(port, tty);
 }
 
diff --git a/drivers/char/istallion.c b/drivers/char/istallion.c
index ab2f3349c5c4..402838f4083e 100644
--- a/drivers/char/istallion.c
+++ b/drivers/char/istallion.c
@@ -19,6 +19,7 @@
 /*****************************************************************************/
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/smp_lock.h>
 #include <linux/interrupt.h>
diff --git a/drivers/char/keyboard.c b/drivers/char/keyboard.c
index 737be953cc58..950837cf9e9c 100644
--- a/drivers/char/keyboard.c
+++ b/drivers/char/keyboard.c
@@ -1249,7 +1249,7 @@ static void kbd_keycode(unsigned int keycode, int down, int hw_raw)
 
 	if (keycode >= NR_KEYS)
 		if (keycode >= KEY_BRL_DOT1 && keycode <= KEY_BRL_DOT8)
-			keysym = K(KT_BRL, keycode - KEY_BRL_DOT1 + 1);
+			keysym = U(K(KT_BRL, keycode - KEY_BRL_DOT1 + 1));
 		else
 			return;
 	else
diff --git a/drivers/char/mem.c b/drivers/char/mem.c
index 0491cdf63f2a..a074fceb67d3 100644
--- a/drivers/char/mem.c
+++ b/drivers/char/mem.c
@@ -301,7 +301,7 @@ static inline int private_mapping_ok(struct vm_area_struct *vma)
 }
 #endif
 
-static struct vm_operations_struct mmap_mem_ops = {
+static const struct vm_operations_struct mmap_mem_ops = {
 #ifdef CONFIG_HAVE_IOREMAP_PROT
 	.access = generic_access_phys
 #endif
@@ -690,7 +690,7 @@ static ssize_t read_zero(struct file * file, char __user * buf,
 
 		if (chunk > PAGE_SIZE)
 			chunk = PAGE_SIZE;	/* Just for latency reasons */
-		unwritten = clear_user(buf, chunk);
+		unwritten = __clear_user(buf, chunk);
 		written += chunk - unwritten;
 		if (unwritten)
 			break;
@@ -866,24 +866,25 @@ static const struct file_operations kmsg_fops = {
 
 static const struct memdev {
 	const char *name;
+	mode_t mode;
 	const struct file_operations *fops;
 	struct backing_dev_info *dev_info;
 } devlist[] = {
-	[ 1] = { "mem", &mem_fops, &directly_mappable_cdev_bdi },
+	 [1] = { "mem", 0, &mem_fops, &directly_mappable_cdev_bdi },
 #ifdef CONFIG_DEVKMEM
-	[ 2] = { "kmem", &kmem_fops, &directly_mappable_cdev_bdi },
+	 [2] = { "kmem", 0, &kmem_fops, &directly_mappable_cdev_bdi },
 #endif
-	[ 3] = {"null", &null_fops, NULL },
+	 [3] = { "null", 0666, &null_fops, NULL },
 #ifdef CONFIG_DEVPORT
-	[ 4] = { "port", &port_fops, NULL },
+	 [4] = { "port", 0, &port_fops, NULL },
 #endif
-	[ 5] = { "zero", &zero_fops, &zero_bdi },
-	[ 7] = { "full", &full_fops, NULL },
-	[ 8] = { "random", &random_fops, NULL },
-	[ 9] = { "urandom", &urandom_fops, NULL },
-	[11] = { "kmsg", &kmsg_fops, NULL },
+	 [5] = { "zero", 0666, &zero_fops, &zero_bdi },
+	 [7] = { "full", 0666, &full_fops, NULL },
+	 [8] = { "random", 0666, &random_fops, NULL },
+	 [9] = { "urandom", 0666, &urandom_fops, NULL },
+	[11] = { "kmsg", 0, &kmsg_fops, NULL },
 #ifdef CONFIG_CRASH_DUMP
-	[12] = { "oldmem", &oldmem_fops, NULL },
+	[12] = { "oldmem", 0, &oldmem_fops, NULL },
 #endif
 };
 
@@ -920,6 +921,13 @@ static const struct file_operations memory_fops = {
 	.open		= memory_open,
 };
 
+static char *mem_devnode(struct device *dev, mode_t *mode)
+{
+	if (mode && devlist[MINOR(dev->devt)].mode)
+		*mode = devlist[MINOR(dev->devt)].mode;
+	return NULL;
+}
+
 static struct class *mem_class;
 
 static int __init chr_dev_init(void)
@@ -935,6 +943,7 @@ static int __init chr_dev_init(void)
 		printk("unable to get major %d for memory devs\n", MEM_MAJOR);
 
 	mem_class = class_create(THIS_MODULE, "mem");
+	mem_class->devnode = mem_devnode;
 	for (minor = 1; minor < ARRAY_SIZE(devlist); minor++) {
 		if (!devlist[minor].name)
 			continue;
diff --git a/drivers/char/misc.c b/drivers/char/misc.c
index 62c99fa59e2b..07fa612a58d5 100644
--- a/drivers/char/misc.c
+++ b/drivers/char/misc.c
@@ -91,7 +91,7 @@ static int misc_seq_show(struct seq_file *seq, void *v)
 }
 
 
-static struct seq_operations misc_seq_ops = {
+static const struct seq_operations misc_seq_ops = {
 	.start = misc_seq_start,
 	.next  = misc_seq_next,
 	.stop  = misc_seq_stop,
@@ -263,12 +263,14 @@ int misc_deregister(struct miscdevice *misc)
 EXPORT_SYMBOL(misc_register);
 EXPORT_SYMBOL(misc_deregister);
 
-static char *misc_nodename(struct device *dev)
+static char *misc_devnode(struct device *dev, mode_t *mode)
 {
 	struct miscdevice *c = dev_get_drvdata(dev);
 
-	if (c->devnode)
-		return kstrdup(c->devnode, GFP_KERNEL);
+	if (mode && c->mode)
+		*mode = c->mode;
+	if (c->nodename)
+		return kstrdup(c->nodename, GFP_KERNEL);
 	return NULL;
 }
 
@@ -287,7 +289,7 @@ static int __init misc_init(void)
 	err = -EIO;
 	if (register_chrdev(MISC_MAJOR,"misc",&misc_fops))
 		goto fail_printk;
-	misc_class->nodename = misc_nodename;
+	misc_class->devnode = misc_devnode;
 	return 0;
 
 fail_printk:
diff --git a/drivers/char/mspec.c b/drivers/char/mspec.c
index 30f095a8c2d4..1997270bb6f4 100644
--- a/drivers/char/mspec.c
+++ b/drivers/char/mspec.c
@@ -239,7 +239,7 @@ mspec_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return VM_FAULT_NOPAGE;
 }
 
-static struct vm_operations_struct mspec_vm_ops = {
+static const struct vm_operations_struct mspec_vm_ops = {
 	.open = mspec_open,
 	.close = mspec_close,
 	.fault = mspec_fault,
diff --git a/drivers/char/mwave/mwavedd.c b/drivers/char/mwave/mwavedd.c
index 94ad2c3bfc4a..a4ec50c95072 100644
--- a/drivers/char/mwave/mwavedd.c
+++ b/drivers/char/mwave/mwavedd.c
@@ -281,12 +281,6 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
 		case IOCTL_MW_REGISTER_IPC: {
 			unsigned int ipcnum = (unsigned int) ioarg;
 	
-			PRINTK_3(TRACE_MWAVE,
-				"mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
-				" ipcnum %x entry usIntCount %x\n",
-				ipcnum,
-				pDrvData->IPCs[ipcnum].usIntCount);
-	
 			if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
 				PRINTK_ERROR(KERN_ERR_MWAVE
 						"mwavedd::mwave_ioctl:"
@@ -295,6 +289,12 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
 						ipcnum);
 				return -EINVAL;
 			}
+			PRINTK_3(TRACE_MWAVE,
+				"mwavedd::mwave_ioctl IOCTL_MW_REGISTER_IPC"
+				" ipcnum %x entry usIntCount %x\n",
+				ipcnum,
+				pDrvData->IPCs[ipcnum].usIntCount);
+
 			lock_kernel();
 			pDrvData->IPCs[ipcnum].bIsHere = FALSE;
 			pDrvData->IPCs[ipcnum].bIsEnabled = TRUE;
@@ -310,11 +310,6 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
 		case IOCTL_MW_GET_IPC: {
 			unsigned int ipcnum = (unsigned int) ioarg;
 	
-			PRINTK_3(TRACE_MWAVE,
-				"mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
-				" ipcnum %x, usIntCount %x\n",
-				ipcnum,
-				pDrvData->IPCs[ipcnum].usIntCount);
 			if (ipcnum >= ARRAY_SIZE(pDrvData->IPCs)) {
 				PRINTK_ERROR(KERN_ERR_MWAVE
 						"mwavedd::mwave_ioctl:"
@@ -322,6 +317,11 @@ static long mwave_ioctl(struct file *file, unsigned int iocmd,
 						" Invalid ipcnum %x\n", ipcnum);
 				return -EINVAL;
 			}
+			PRINTK_3(TRACE_MWAVE,
+				"mwavedd::mwave_ioctl IOCTL_MW_GET_IPC"
+				" ipcnum %x, usIntCount %x\n",
+				ipcnum,
+				pDrvData->IPCs[ipcnum].usIntCount);
 	
 			lock_kernel();
 			if (pDrvData->IPCs[ipcnum].bIsEnabled == TRUE) {
diff --git a/drivers/char/mxser.c b/drivers/char/mxser.c
index dbf8d52f31d0..5e28d39b9e81 100644
--- a/drivers/char/mxser.c
+++ b/drivers/char/mxser.c
@@ -48,7 +48,7 @@
 
 #include "mxser.h"
 
-#define	MXSER_VERSION	"2.0.4"		/* 1.12 */
+#define	MXSER_VERSION	"2.0.5"		/* 1.14 */
 #define	MXSERMAJOR	 174
 
 #define MXSER_BOARDS		4	/* Max. boards */
@@ -69,6 +69,7 @@
 #define PCI_DEVICE_ID_POS104UL	0x1044
 #define PCI_DEVICE_ID_CB108	0x1080
 #define PCI_DEVICE_ID_CP102UF	0x1023
+#define PCI_DEVICE_ID_CP112UL	0x1120
 #define PCI_DEVICE_ID_CB114	0x1142
 #define PCI_DEVICE_ID_CP114UL	0x1143
 #define PCI_DEVICE_ID_CB134I	0x1341
@@ -139,7 +140,8 @@ static const struct mxser_cardinfo mxser_cards[] = {
 	{ "CP-138U series",	8, },
 	{ "POS-104UL series",	4, },
 	{ "CP-114UL series",	4, },
-/*30*/	{ "CP-102UF series",	2, }
+/*30*/	{ "CP-102UF series",	2, },
+	{ "CP-112UL series",	2, },
 };
 
 /* driver_data correspond to the lines in the structure above
@@ -170,6 +172,7 @@ static struct pci_device_id mxser_pcibrds[] = {
 	{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_POS104UL),	.driver_data = 28 },
 	{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP114UL),	.driver_data = 29 },
 	{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP102UF),	.driver_data = 30 },
+	{ PCI_VDEVICE(MOXA, PCI_DEVICE_ID_CP112UL),	.driver_data = 31 },
 	{ }
 };
 MODULE_DEVICE_TABLE(pci, mxser_pcibrds);
@@ -258,7 +261,6 @@ struct mxser_port {
 	struct mxser_mon mon_data;
 
 	spinlock_t slock;
-	wait_queue_head_t delta_msr_wait;
 };
 
 struct mxser_board {
@@ -818,7 +820,7 @@ static void mxser_check_modem_status(struct tty_struct *tty,
 	if (status & UART_MSR_DCTS)
 		port->icount.cts++;
 	port->mon_data.modem_status = status;
-	wake_up_interruptible(&port->delta_msr_wait);
+	wake_up_interruptible(&port->port.delta_msr_wait);
 
 	if ((port->port.flags & ASYNC_CHECK_CD) && (status & UART_MSR_DDCD)) {
 		if (status & UART_MSR_DCD)
@@ -973,7 +975,7 @@ static void mxser_shutdown(struct tty_struct *tty)
 	 * clear delta_msr_wait queue to avoid mem leaks: we may free the irq
 	 * here so the queue might never be waken up
 	 */
-	wake_up_interruptible(&info->delta_msr_wait);
+	wake_up_interruptible(&info->port.delta_msr_wait);
 
 	/*
 	 * Free the IRQ, if necessary
@@ -1073,34 +1075,17 @@ static void mxser_flush_buffer(struct tty_struct *tty)
 }
 
 
-/*
- * This routine is called when the serial port gets closed.  First, we
- * wait for the last remaining data to be sent.  Then, we unlink its
- * async structure from the interrupt chain if necessary, and we free
- * that IRQ if nothing is left in the chain.
- */
-static void mxser_close(struct tty_struct *tty, struct file *filp)
+static void mxser_close_port(struct tty_struct *tty, struct tty_port *port)
 {
-	struct mxser_port *info = tty->driver_data;
-	struct tty_port *port = &info->port;
-
+	struct mxser_port *info = container_of(port, struct mxser_port, port);
 	unsigned long timeout;
-
-	if (tty->index == MXSER_PORTS)
-		return;
-	if (!info)
-		return;
-
-	if (tty_port_close_start(port, tty, filp) == 0)
-		return;
-
 	/*
 	 * Save the termios structure, since this port may have
 	 * separate termios for callout and dialin.
 	 *
 	 * FIXME: Can this go ?
 	 */
-	if (info->port.flags & ASYNC_NORMAL_ACTIVE)
+	if (port->flags & ASYNC_NORMAL_ACTIVE)
 		info->normal_termios = *tty->termios;
 	/*
 	 * At this point we stop accepting input.  To do this, we
@@ -1112,7 +1097,7 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
 	if (info->board->chip_flag)
 		info->IER &= ~MOXA_MUST_RECV_ISR;
 
-	if (info->port.flags & ASYNC_INITIALIZED) {
+	if (port->flags & ASYNC_INITIALIZED) {
 		outb(info->IER, info->ioaddr + UART_IER);
 		/*
 		 * Before we drop DTR, make sure the UART transmitter
@@ -1127,8 +1112,26 @@ static void mxser_close(struct tty_struct *tty, struct file *filp)
 		}
 	}
 	mxser_shutdown(tty);
-	mxser_flush_buffer(tty);
 
+}
+
+/*
+ * This routine is called when the serial port gets closed.  First, we
+ * wait for the last remaining data to be sent.  Then, we unlink its
+ * async structure from the interrupt chain if necessary, and we free
+ * that IRQ if nothing is left in the chain.
+ */
+static void mxser_close(struct tty_struct *tty, struct file *filp)
+{
+	struct mxser_port *info = tty->driver_data;
+	struct tty_port *port = &info->port;
+
+	if (tty->index == MXSER_PORTS)
+		return;
+	if (tty_port_close_start(port, tty, filp) == 0)
+		return;
+	mxser_close_port(tty, port);
+	mxser_flush_buffer(tty);
 	/* Right now the tty_port set is done outside of the close_end helper
 	   as we don't yet have everyone using refcounts */	
 	tty_port_close_end(port, tty);
@@ -1761,7 +1764,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file,
 		cnow = info->icount;	/* note the counters on entry */
 		spin_unlock_irqrestore(&info->slock, flags);
 
-		return wait_event_interruptible(info->delta_msr_wait,
+		return wait_event_interruptible(info->port.delta_msr_wait,
 				mxser_cflags_changed(info, arg, &cnow));
 	/*
 	 * Get counter of input serial line interrupts (DCD,RI,DSR,CTS)
@@ -1803,7 +1806,7 @@ static int mxser_ioctl(struct tty_struct *tty, struct file *file,
 
 		lock_kernel();
 		len = mxser_chars_in_buffer(tty);
-		lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_TEMT;
+		lsr = inb(info->ioaddr + UART_LSR) & UART_LSR_THRE;
 		len += (lsr ? 0 : 1);
 		unlock_kernel();
 
@@ -2413,7 +2416,6 @@ static int __devinit mxser_initbrd(struct mxser_board *brd,
 		info->port.close_delay = 5 * HZ / 10;
 		info->port.closing_wait = 30 * HZ;
 		info->normal_termios = mxvar_sdriver->init_termios;
-		init_waitqueue_head(&info->delta_msr_wait);
 		memset(&info->mon_data, 0, sizeof(struct mxser_mon));
 		info->err_shadow = 0;
 		spin_lock_init(&info->slock);
diff --git a/drivers/char/n_tty.c b/drivers/char/n_tty.c
index 4e28b35024ec..2e50f4dfc79c 100644
--- a/drivers/char/n_tty.c
+++ b/drivers/char/n_tty.c
@@ -272,7 +272,8 @@ static inline int is_continuation(unsigned char c, struct tty_struct *tty)
  *
  *	This is a helper function that handles one output character
  *	(including special characters like TAB, CR, LF, etc.),
- *	putting the results in the tty driver's write buffer.
+ *	doing OPOST processing and putting the results in the
+ *	tty driver's write buffer.
  *
  *	Note that Linux currently ignores TABDLY, CRDLY, VTDLY, FFDLY
  *	and NLDLY.  They simply aren't relevant in the world today.
@@ -350,8 +351,9 @@ static int do_output_char(unsigned char c, struct tty_struct *tty, int space)
  *	@c: character (or partial unicode symbol)
  *	@tty: terminal device
  *
- *	Perform OPOST processing.  Returns -1 when the output device is
- *	full and the character must be retried.
+ *	Output one character with OPOST processing.
+ *	Returns -1 when the output device is full and the character
+ *	must be retried.
  *
  *	Locking: output_lock to protect column state and space left
  *		 (also, this is called from n_tty_write under the
@@ -377,8 +379,11 @@ static int process_output(unsigned char c, struct tty_struct *tty)
 /**
  *	process_output_block		-	block post processor
  *	@tty: terminal device
- *	@inbuf: user buffer
- *	@nr: number of bytes
+ *	@buf: character buffer
+ *	@nr: number of bytes to output
+ *
+ *	Output a block of characters with OPOST processing.
+ *	Returns the number of characters output.
  *
  *	This path is used to speed up block console writes, among other
  *	things when processing blocks of output data. It handles only
@@ -571,33 +576,23 @@ static void process_echoes(struct tty_struct *tty)
 				break;
 
 			default:
-				if (iscntrl(op)) {
-					if (L_ECHOCTL(tty)) {
-						/*
-						 * Ensure there is enough space
-						 * for the whole ctrl pair.
-						 */
-						if (space < 2) {
-							no_space_left = 1;
-							break;
-						}
-						tty_put_char(tty, '^');
-						tty_put_char(tty, op ^ 0100);
-						tty->column += 2;
-						space -= 2;
-					} else {
-						if (!space) {
-							no_space_left = 1;
-							break;
-						}
-						tty_put_char(tty, op);
-						space--;
-					}
-				}
 				/*
-				 * If above falls through, this was an
-				 * undefined op.
+				 * If the op is not a special byte code,
+				 * it is a ctrl char tagged to be echoed
+				 * as "^X" (where X is the letter
+				 * representing the control char).
+				 * Note that we must ensure there is
+				 * enough space for the whole ctrl pair.
+				 *
 				 */
+				if (space < 2) {
+					no_space_left = 1;
+					break;
+				}
+				tty_put_char(tty, '^');
+				tty_put_char(tty, op ^ 0100);
+				tty->column += 2;
+				space -= 2;
 				cp += 2;
 				nr -= 2;
 			}
@@ -605,12 +600,18 @@ static void process_echoes(struct tty_struct *tty)
 			if (no_space_left)
 				break;
 		} else {
-			int retval;
-
-			retval = do_output_char(c, tty, space);
-			if (retval < 0)
-				break;
-			space -= retval;
+			if (O_OPOST(tty) &&
+			    !(test_bit(TTY_HW_COOK_OUT, &tty->flags))) {
+				int retval = do_output_char(c, tty, space);
+				if (retval < 0)
+					break;
+				space -= retval;
+			} else {
+				if (!space)
+					break;
+				tty_put_char(tty, c);
+				space -= 1;
+			}
 			cp += 1;
 			nr -= 1;
 		}
@@ -798,8 +799,8 @@ static void echo_char_raw(unsigned char c, struct tty_struct *tty)
  *	Echo user input back onto the screen. This must be called only when
  *	L_ECHO(tty) is true. Called from the driver receive_buf path.
  *
- *	This variant tags control characters to be possibly echoed as
- *	as "^X" (where X is the letter representing the control char).
+ *	This variant tags control characters to be echoed as "^X"
+ *	(where X is the letter representing the control char).
  *
  *	Locking: echo_lock to protect the echo buffer
  */
@@ -812,7 +813,7 @@ static void echo_char(unsigned char c, struct tty_struct *tty)
 		add_echo_byte(ECHO_OP_START, tty);
 		add_echo_byte(ECHO_OP_START, tty);
 	} else {
-		if (iscntrl(c) && c != '\t')
+		if (L_ECHOCTL(tty) && iscntrl(c) && c != '\t')
 			add_echo_byte(ECHO_OP_START, tty);
 		add_echo_byte(c, tty);
 	}
diff --git a/drivers/char/nozomi.c b/drivers/char/nozomi.c
index ec58d8c387ff..d3400b20444f 100644
--- a/drivers/char/nozomi.c
+++ b/drivers/char/nozomi.c
@@ -48,6 +48,7 @@
 #include <linux/tty.h>
 #include <linux/tty_driver.h>
 #include <linux/tty_flip.h>
+#include <linux/sched.h>
 #include <linux/serial.h>
 #include <linux/interrupt.h>
 #include <linux/kmod.h>
diff --git a/drivers/char/pcmcia/cm4000_cs.c b/drivers/char/pcmcia/cm4000_cs.c
index 881934c068c8..c250a31efa53 100644
--- a/drivers/char/pcmcia/cm4000_cs.c
+++ b/drivers/char/pcmcia/cm4000_cs.c
@@ -1017,7 +1017,7 @@ static ssize_t cmm_read(struct file *filp, __user char *buf, size_t count,
 		}
 	}
 
-	if (dev->proto == 0 && count > dev->rlen - dev->rpos) {
+	if (dev->proto == 0 && count > dev->rlen - dev->rpos && i) {
 		DEBUGP(4, dev, "T=0 and count > buffer\n");
 		dev->rbuf[i] = dev->rbuf[i - 1];
 		dev->rbuf[i - 1] = dev->procbyte;
diff --git a/drivers/char/pty.c b/drivers/char/pty.c
index 53761cefa915..62f282e67638 100644
--- a/drivers/char/pty.c
+++ b/drivers/char/pty.c
@@ -18,6 +18,7 @@
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
 #include <linux/fcntl.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/major.h>
 #include <linux/mm.h>
@@ -261,6 +262,9 @@ done:
 	return 0;
 }
 
+/* Traditional BSD devices */
+#ifdef CONFIG_LEGACY_PTYS
+
 static int pty_install(struct tty_driver *driver, struct tty_struct *tty)
 {
 	struct tty_struct *o_tty;
@@ -310,24 +314,6 @@ free_mem_out:
 	return -ENOMEM;
 }
 
-
-static const struct tty_operations pty_ops = {
-	.install = pty_install,
-	.open = pty_open,
-	.close = pty_close,
-	.write = pty_write,
-	.write_room = pty_write_room,
-	.flush_buffer = pty_flush_buffer,
-	.chars_in_buffer = pty_chars_in_buffer,
-	.unthrottle = pty_unthrottle,
-	.set_termios = pty_set_termios,
-	.resize = pty_resize
-};
-
-/* Traditional BSD devices */
-#ifdef CONFIG_LEGACY_PTYS
-static struct tty_driver *pty_driver, *pty_slave_driver;
-
 static int pty_bsd_ioctl(struct tty_struct *tty, struct file *file,
 			 unsigned int cmd, unsigned long arg)
 {
@@ -341,7 +327,12 @@ static int pty_bsd_ioctl(struct tty_struct *tty, struct file *file,
 static int legacy_count = CONFIG_LEGACY_PTY_COUNT;
 module_param(legacy_count, int, 0);
 
-static const struct tty_operations pty_ops_bsd = {
+/*
+ * The master side of a pty can do TIOCSPTLCK and thus
+ * has pty_bsd_ioctl.
+ */
+static const struct tty_operations master_pty_ops_bsd = {
+	.install = pty_install,
 	.open = pty_open,
 	.close = pty_close,
 	.write = pty_write,
@@ -354,8 +345,23 @@ static const struct tty_operations pty_ops_bsd = {
 	.resize = pty_resize
 };
 
+static const struct tty_operations slave_pty_ops_bsd = {
+	.install = pty_install,
+	.open = pty_open,
+	.close = pty_close,
+	.write = pty_write,
+	.write_room = pty_write_room,
+	.flush_buffer = pty_flush_buffer,
+	.chars_in_buffer = pty_chars_in_buffer,
+	.unthrottle = pty_unthrottle,
+	.set_termios = pty_set_termios,
+	.resize = pty_resize
+};
+
 static void __init legacy_pty_init(void)
 {
+	struct tty_driver *pty_driver, *pty_slave_driver;
+
 	if (legacy_count <= 0)
 		return;
 
@@ -383,7 +389,7 @@ static void __init legacy_pty_init(void)
 	pty_driver->init_termios.c_ospeed = 38400;
 	pty_driver->flags = TTY_DRIVER_RESET_TERMIOS | TTY_DRIVER_REAL_RAW;
 	pty_driver->other = pty_slave_driver;
-	tty_set_operations(pty_driver, &pty_ops);
+	tty_set_operations(pty_driver, &master_pty_ops_bsd);
 
 	pty_slave_driver->owner = THIS_MODULE;
 	pty_slave_driver->driver_name = "pty_slave";
@@ -399,7 +405,7 @@ static void __init legacy_pty_init(void)
 	pty_slave_driver->flags = TTY_DRIVER_RESET_TERMIOS |
 					TTY_DRIVER_REAL_RAW;
 	pty_slave_driver->other = pty_driver;
-	tty_set_operations(pty_slave_driver, &pty_ops);
+	tty_set_operations(pty_slave_driver, &slave_pty_ops_bsd);
 
 	if (tty_register_driver(pty_driver))
 		panic("Couldn't register pty driver");
diff --git a/drivers/char/random.c b/drivers/char/random.c
index d8a9255e1a3f..04b505e5a5e2 100644
--- a/drivers/char/random.c
+++ b/drivers/char/random.c
@@ -1231,7 +1231,7 @@ static char sysctl_bootid[16];
  * as an ASCII string in the standard UUID format.  If accesses via the
  * sysctl system call, it is returned as 16 bytes of binary data.
  */
-static int proc_do_uuid(ctl_table *table, int write, struct file *filp,
+static int proc_do_uuid(ctl_table *table, int write,
 			void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	ctl_table fake_table;
@@ -1254,7 +1254,7 @@ static int proc_do_uuid(ctl_table *table, int write, struct file *filp,
 	fake_table.data = buf;
 	fake_table.maxlen = sizeof(buf);
 
-	return proc_dostring(&fake_table, write, filp, buffer, lenp, ppos);
+	return proc_dostring(&fake_table, write, buffer, lenp, ppos);
 }
 
 static int uuid_strategy(ctl_table *table,
diff --git a/drivers/char/raw.c b/drivers/char/raw.c
index 40268db02e22..64acd05f71c8 100644
--- a/drivers/char/raw.c
+++ b/drivers/char/raw.c
@@ -261,7 +261,7 @@ static const struct file_operations raw_ctl_fops = {
 
 static struct cdev raw_cdev;
 
-static char *raw_nodename(struct device *dev)
+static char *raw_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "raw/%s", dev_name(dev));
 }
@@ -289,7 +289,7 @@ static int __init raw_init(void)
 		ret = PTR_ERR(raw_class);
 		goto error_region;
 	}
-	raw_class->nodename = raw_nodename;
+	raw_class->devnode = raw_devnode;
 	device_create(raw_class, NULL, MKDEV(RAW_MAJOR, 0), NULL, "rawctl");
 
 	return 0;
diff --git a/drivers/char/rio/riocmd.c b/drivers/char/rio/riocmd.c
index 01f2654d5a2e..f121357e5af0 100644
--- a/drivers/char/rio/riocmd.c
+++ b/drivers/char/rio/riocmd.c
@@ -32,6 +32,7 @@
 */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/errno.h>
 #include <linux/tty.h>
diff --git a/drivers/char/rio/rioctrl.c b/drivers/char/rio/rioctrl.c
index eecee0f576d2..780506326a73 100644
--- a/drivers/char/rio/rioctrl.c
+++ b/drivers/char/rio/rioctrl.c
@@ -31,6 +31,7 @@
 */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/errno.h>
 #include <asm/io.h>
@@ -873,7 +874,7 @@ int riocontrol(struct rio_info *p, dev_t dev, int cmd, unsigned long arg, int su
 		/*
 		 ** It is important that the product code is an unsigned object!
 		 */
-		if (DownLoad.ProductCode > MAX_PRODUCT) {
+		if (DownLoad.ProductCode >= MAX_PRODUCT) {
 			rio_dprintk(RIO_DEBUG_CTRL, "RIO_DOWNLOAD: Bad product code %d passed\n", DownLoad.ProductCode);
 			p->RIOError.Error = NO_SUCH_PRODUCT;
 			return -ENXIO;
diff --git a/drivers/char/rio/riotty.c b/drivers/char/rio/riotty.c
index 2fb49e89b324..47fab7c33073 100644
--- a/drivers/char/rio/riotty.c
+++ b/drivers/char/rio/riotty.c
@@ -33,6 +33,7 @@
 #define __EXPLICIT_DEF_H__
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/errno.h>
 #include <linux/tty.h>
diff --git a/drivers/char/riscom8.c b/drivers/char/riscom8.c
index 171711acf5cd..3cfa22d469e0 100644
--- a/drivers/char/riscom8.c
+++ b/drivers/char/riscom8.c
@@ -343,7 +343,7 @@ static void rc_receive_exc(struct riscom_board const *bp)
 	if (port == NULL)
 		return;
 
-	tty = port->port.tty;
+	tty = tty_port_tty_get(&port->port);
 
 #ifdef RC_REPORT_OVERRUN
 	status = rc_in(bp, CD180_RCSR);
@@ -355,18 +355,18 @@ static void rc_receive_exc(struct riscom_board const *bp)
 #endif
 	ch = rc_in(bp, CD180_RDR);
 	if (!status)
-		return;
+		goto out;
 	if (status & RCSR_TOUT)  {
 		printk(KERN_WARNING "rc%d: port %d: Receiver timeout. "
 				    "Hardware problems ?\n",
 		       board_No(bp), port_No(port));
-		return;
+		goto out;
 
 	} else if (status & RCSR_BREAK)  {
 		printk(KERN_INFO "rc%d: port %d: Handling break...\n",
 		       board_No(bp), port_No(port));
 		flag = TTY_BREAK;
-		if (port->port.flags & ASYNC_SAK)
+		if (tty && (port->port.flags & ASYNC_SAK))
 			do_SAK(tty);
 
 	} else if (status & RCSR_PE)
@@ -380,8 +380,12 @@ static void rc_receive_exc(struct riscom_board const *bp)
 	else
 		flag = TTY_NORMAL;
 
-	tty_insert_flip_char(tty, ch, flag);
-	tty_flip_buffer_push(tty);
+	if (tty) {
+		tty_insert_flip_char(tty, ch, flag);
+		tty_flip_buffer_push(tty);
+	}
+out:
+	tty_kref_put(tty);
 }
 
 static void rc_receive(struct riscom_board const *bp)
@@ -394,7 +398,7 @@ static void rc_receive(struct riscom_board const *bp)
 	if (port == NULL)
 		return;
 
-	tty = port->port.tty;
+	tty = tty_port_tty_get(&port->port);
 
 	count = rc_in(bp, CD180_RDCR);
 
@@ -403,15 +407,14 @@ static void rc_receive(struct riscom_board const *bp)
 #endif
 
 	while (count--)  {
-		if (tty_buffer_request_room(tty, 1) == 0)  {
-			printk(KERN_WARNING "rc%d: port %d: Working around "
-					    "flip buffer overflow.\n",
-			       board_No(bp), port_No(port));
-			break;
-		}
-		tty_insert_flip_char(tty, rc_in(bp, CD180_RDR), TTY_NORMAL);
+		u8 ch = rc_in(bp, CD180_RDR);
+		if (tty)
+			tty_insert_flip_char(tty, ch, TTY_NORMAL);
+	}
+	if (tty) {
+		tty_flip_buffer_push(tty);
+		tty_kref_put(tty);
 	}
-	tty_flip_buffer_push(tty);
 }
 
 static void rc_transmit(struct riscom_board const *bp)
@@ -424,22 +427,22 @@ static void rc_transmit(struct riscom_board const *bp)
 	if (port == NULL)
 		return;
 
-	tty = port->port.tty;
+	tty = tty_port_tty_get(&port->port);
 
 	if (port->IER & IER_TXEMPTY) {
 		/* FIFO drained */
 		rc_out(bp, CD180_CAR, port_No(port));
 		port->IER &= ~IER_TXEMPTY;
 		rc_out(bp, CD180_IER, port->IER);
-		return;
+		goto out;
 	}
 
 	if ((port->xmit_cnt <= 0 && !port->break_length)
-	    || tty->stopped || tty->hw_stopped)  {
+	    || (tty && (tty->stopped || tty->hw_stopped)))  {
 		rc_out(bp, CD180_CAR, port_No(port));
 		port->IER &= ~IER_TXRDY;
 		rc_out(bp, CD180_IER, port->IER);
-		return;
+		goto out;
 	}
 
 	if (port->break_length)  {
@@ -464,7 +467,7 @@ static void rc_transmit(struct riscom_board const *bp)
 			rc_out(bp, CD180_CCR, CCR_CORCHG2);
 			port->break_length = 0;
 		}
-		return;
+		goto out;
 	}
 
 	count = CD180_NFIFO;
@@ -480,8 +483,10 @@ static void rc_transmit(struct riscom_board const *bp)
 		port->IER &= ~IER_TXRDY;
 		rc_out(bp, CD180_IER, port->IER);
 	}
-	if (port->xmit_cnt <= port->wakeup_chars)
+	if (tty && port->xmit_cnt <= port->wakeup_chars)
 		tty_wakeup(tty);
+out:
+	tty_kref_put(tty);
 }
 
 static void rc_check_modem(struct riscom_board const *bp)
@@ -494,37 +499,43 @@ static void rc_check_modem(struct riscom_board const *bp)
 	if (port == NULL)
 		return;
 
-	tty = port->port.tty;
+	tty = tty_port_tty_get(&port->port);
 
 	mcr = rc_in(bp, CD180_MCR);
 	if (mcr & MCR_CDCHG) {
 		if (rc_in(bp, CD180_MSVR) & MSVR_CD)
 			wake_up_interruptible(&port->port.open_wait);
-		else
+		else if (tty)
 			tty_hangup(tty);
 	}
 
 #ifdef RISCOM_BRAIN_DAMAGED_CTS
 	if (mcr & MCR_CTSCHG)  {
 		if (rc_in(bp, CD180_MSVR) & MSVR_CTS)  {
-			tty->hw_stopped = 0;
 			port->IER |= IER_TXRDY;
-			if (port->xmit_cnt <= port->wakeup_chars)
-				tty_wakeup(tty);
+			if (tty) {
+				tty->hw_stopped = 0;
+				if (port->xmit_cnt <= port->wakeup_chars)
+					tty_wakeup(tty);
+			}
 		} else  {
-			tty->hw_stopped = 1;
+			if (tty)
+				tty->hw_stopped = 1;
 			port->IER &= ~IER_TXRDY;
 		}
 		rc_out(bp, CD180_IER, port->IER);
 	}
 	if (mcr & MCR_DSRCHG)  {
 		if (rc_in(bp, CD180_MSVR) & MSVR_DSR)  {
-			tty->hw_stopped = 0;
 			port->IER |= IER_TXRDY;
-			if (port->xmit_cnt <= port->wakeup_chars)
-				tty_wakeup(tty);
+			if (tty) {
+				tty->hw_stopped = 0;
+				if (port->xmit_cnt <= port->wakeup_chars)
+					tty_wakeup(tty);
+			}
 		} else  {
-			tty->hw_stopped = 1;
+			if (tty)
+				tty->hw_stopped = 1;
 			port->IER &= ~IER_TXRDY;
 		}
 		rc_out(bp, CD180_IER, port->IER);
@@ -533,6 +544,7 @@ static void rc_check_modem(struct riscom_board const *bp)
 
 	/* Clear change bits */
 	rc_out(bp, CD180_MCR, 0);
+	tty_kref_put(tty);
 }
 
 /* The main interrupt processing routine */
@@ -632,9 +644,9 @@ static void rc_shutdown_board(struct riscom_board *bp)
  * Setting up port characteristics.
  * Must be called with disabled interrupts
  */
-static void rc_change_speed(struct riscom_board *bp, struct riscom_port *port)
+static void rc_change_speed(struct tty_struct *tty, struct riscom_board *bp,
+						struct riscom_port *port)
 {
-	struct tty_struct *tty = port->port.tty;
 	unsigned long baud;
 	long tmp;
 	unsigned char cor1 = 0, cor3 = 0;
@@ -781,7 +793,8 @@ static void rc_change_speed(struct riscom_board *bp, struct riscom_port *port)
 }
 
 /* Must be called with interrupts enabled */
-static int rc_setup_port(struct riscom_board *bp, struct riscom_port *port)
+static int rc_setup_port(struct tty_struct *tty, struct riscom_board *bp,
+						struct riscom_port *port)
 {
 	unsigned long flags;
 
@@ -793,11 +806,11 @@ static int rc_setup_port(struct riscom_board *bp, struct riscom_port *port)
 
 	spin_lock_irqsave(&riscom_lock, flags);
 
-	clear_bit(TTY_IO_ERROR, &port->port.tty->flags);
+	clear_bit(TTY_IO_ERROR, &tty->flags);
 	if (port->port.count == 1)
 		bp->count++;
 	port->xmit_cnt = port->xmit_head = port->xmit_tail = 0;
-	rc_change_speed(bp, port);
+	rc_change_speed(tty, bp, port);
 	port->port.flags |= ASYNC_INITIALIZED;
 
 	spin_unlock_irqrestore(&riscom_lock, flags);
@@ -898,9 +911,9 @@ static int rc_open(struct tty_struct *tty, struct file *filp)
 
 	port->port.count++;
 	tty->driver_data = port;
-	port->port.tty = tty;
+	tty_port_tty_set(&port->port, tty);
 
-	error = rc_setup_port(bp, port);
+	error = rc_setup_port(tty, bp, port);
 	if (error == 0)
 		error = tty_port_block_til_ready(&port->port, tty, filp);
 	return error;
@@ -921,20 +934,12 @@ static void rc_flush_buffer(struct tty_struct *tty)
 	tty_wakeup(tty);
 }
 
-static void rc_close(struct tty_struct *tty, struct file *filp)
+static void rc_close_port(struct tty_port *port)
 {
-	struct riscom_port *port = tty->driver_data;
-	struct riscom_board *bp;
 	unsigned long flags;
+	struct riscom_port *rp = container_of(port, struct riscom_port, port);
+	struct riscom_board *bp = port_Board(rp);
 	unsigned long timeout;
-
-	if (!port || rc_paranoia_check(port, tty->name, "close"))
-		return;
-
-	bp = port_Board(port);
-	
-	if (tty_port_close_start(&port->port, tty, filp) == 0)
-		return;
 	
 	/*
 	 * At this point we stop accepting input.  To do this, we
@@ -944,31 +949,37 @@ static void rc_close(struct tty_struct *tty, struct file *filp)
 	 */
 
 	spin_lock_irqsave(&riscom_lock, flags);
-	port->IER &= ~IER_RXD;
-	if (port->port.flags & ASYNC_INITIALIZED) {
-		port->IER &= ~IER_TXRDY;
-		port->IER |= IER_TXEMPTY;
-		rc_out(bp, CD180_CAR, port_No(port));
-		rc_out(bp, CD180_IER, port->IER);
+	rp->IER &= ~IER_RXD;
+	if (port->flags & ASYNC_INITIALIZED) {
+		rp->IER &= ~IER_TXRDY;
+		rp->IER |= IER_TXEMPTY;
+		rc_out(bp, CD180_CAR, port_No(rp));
+		rc_out(bp, CD180_IER, rp->IER);
 		/*
 		 * Before we drop DTR, make sure the UART transmitter
 		 * has completely drained; this is especially
 		 * important if there is a transmit FIFO!
 		 */
 		timeout = jiffies + HZ;
-		while (port->IER & IER_TXEMPTY) {
+		while (rp->IER & IER_TXEMPTY) {
 			spin_unlock_irqrestore(&riscom_lock, flags);
-			msleep_interruptible(jiffies_to_msecs(port->timeout));
+			msleep_interruptible(jiffies_to_msecs(rp->timeout));
 			spin_lock_irqsave(&riscom_lock, flags);
 			if (time_after(jiffies, timeout))
 				break;
 		}
 	}
-	rc_shutdown_port(tty, bp, port);
-	rc_flush_buffer(tty);
+	rc_shutdown_port(port->tty, bp, rp);
 	spin_unlock_irqrestore(&riscom_lock, flags);
+}
+
+static void rc_close(struct tty_struct *tty, struct file *filp)
+{
+	struct riscom_port *port = tty->driver_data;
 
-	tty_port_close_end(&port->port, tty);
+	if (!port || rc_paranoia_check(port, tty->name, "close"))
+		return;
+	tty_port_close(&port->port, tty, filp);
 }
 
 static int rc_write(struct tty_struct *tty,
@@ -1170,7 +1181,7 @@ static int rc_send_break(struct tty_struct *tty, int length)
 	return 0;
 }
 
-static int rc_set_serial_info(struct riscom_port *port,
+static int rc_set_serial_info(struct tty_struct *tty, struct riscom_port *port,
 				     struct serial_struct __user *newinfo)
 {
 	struct serial_struct tmp;
@@ -1180,17 +1191,6 @@ static int rc_set_serial_info(struct riscom_port *port,
 	if (copy_from_user(&tmp, newinfo, sizeof(tmp)))
 		return -EFAULT;
 
-#if 0
-	if ((tmp.irq != bp->irq) ||
-	    (tmp.port != bp->base) ||
-	    (tmp.type != PORT_CIRRUS) ||
-	    (tmp.baud_base != (RC_OSCFREQ + CD180_TPC/2) / CD180_TPC) ||
-	    (tmp.custom_divisor != 0) ||
-	    (tmp.xmit_fifo_size != CD180_NFIFO) ||
-	    (tmp.flags & ~RISCOM_LEGAL_FLAGS))
-		return -EINVAL;
-#endif
-
 	change_speed = ((port->port.flags & ASYNC_SPD_MASK) !=
 			(tmp.flags & ASYNC_SPD_MASK));
 
@@ -1212,7 +1212,7 @@ static int rc_set_serial_info(struct riscom_port *port,
 		unsigned long flags;
 
 		spin_lock_irqsave(&riscom_lock, flags);
-		rc_change_speed(bp, port);
+		rc_change_speed(tty, bp, port);
 		spin_unlock_irqrestore(&riscom_lock, flags);
 	}
 	return 0;
@@ -1255,7 +1255,7 @@ static int rc_ioctl(struct tty_struct *tty, struct file *filp,
 		break;
 	case TIOCSSERIAL:
 		lock_kernel();
-		retval = rc_set_serial_info(port, argp);
+		retval = rc_set_serial_info(tty, port, argp);
 		unlock_kernel();
 		break;
 	default:
@@ -1350,21 +1350,12 @@ static void rc_start(struct tty_struct *tty)
 static void rc_hangup(struct tty_struct *tty)
 {
 	struct riscom_port *port = tty->driver_data;
-	struct riscom_board *bp;
-	unsigned long flags;
 
 	if (rc_paranoia_check(port, tty->name, "rc_hangup"))
 		return;
 
-	bp = port_Board(port);
-
-	rc_shutdown_port(tty, bp, port);
-	spin_lock_irqsave(&port->port.lock, flags);
-	port->port.count = 0;
-	port->port.flags &= ~ASYNC_NORMAL_ACTIVE;
-	port->port.tty = NULL;
-	wake_up_interruptible(&port->port.open_wait);
-	spin_unlock_irqrestore(&port->port.lock, flags);
+	rc_shutdown_port(tty, port_Board(port), port);
+	tty_port_hangup(&port->port);
 }
 
 static void rc_set_termios(struct tty_struct *tty,
@@ -1377,7 +1368,7 @@ static void rc_set_termios(struct tty_struct *tty,
 		return;
 
 	spin_lock_irqsave(&riscom_lock, flags);
-	rc_change_speed(port_Board(port), port);
+	rc_change_speed(tty, port_Board(port), port);
 	spin_unlock_irqrestore(&riscom_lock, flags);
 
 	if ((old_termios->c_cflag & CRTSCTS) &&
@@ -1410,6 +1401,7 @@ static const struct tty_operations riscom_ops = {
 
 static const struct tty_port_operations riscom_port_ops = {
 	.carrier_raised = carrier_raised,
+	.shutdown = rc_close_port,
 };
 
 
diff --git a/drivers/char/rtc.c b/drivers/char/rtc.c
index e0d0f8b2696b..bc4ab3e54550 100644
--- a/drivers/char/rtc.c
+++ b/drivers/char/rtc.c
@@ -74,6 +74,7 @@
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
 #include <linux/spinlock.h>
+#include <linux/sched.h>
 #include <linux/sysctl.h>
 #include <linux/wait.h>
 #include <linux/bcd.h>
diff --git a/drivers/char/ser_a2232.c b/drivers/char/ser_a2232.c
index 33a2b531802e..9610861d1f5f 100644
--- a/drivers/char/ser_a2232.c
+++ b/drivers/char/ser_a2232.c
@@ -89,6 +89,7 @@
 #include <linux/interrupt.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
+#include <linux/sched.h>
 #include <linux/tty.h>
 
 #include <asm/setup.h>
diff --git a/drivers/char/serial167.c b/drivers/char/serial167.c
index 5942a9d674c0..452370af95de 100644
--- a/drivers/char/serial167.c
+++ b/drivers/char/serial167.c
@@ -220,8 +220,7 @@ static inline int serial_paranoia_check(struct cyclades_port *info, char *name,
 		return 1;
 	}
 
-	if ((long)info < (long)(&cy_port[0])
-	    || (long)(&cy_port[NR_PORTS]) < (long)info) {
+	if (info < &cy_port[0] || info >= &cy_port[NR_PORTS]) {
 		printk("Warning: cyclades_port out of range for (%s) in %s\n",
 				name, routine);
 		return 1;
@@ -520,15 +519,13 @@ static irqreturn_t cd2401_tx_interrupt(int irq, void *dev_id)
 		panic("TxInt on debug port!!!");
 	}
 #endif
-
-	info = &cy_port[channel];
-
 	/* validate the port number (as configured and open) */
 	if ((channel < 0) || (NR_PORTS <= channel)) {
 		base_addr[CyIER] &= ~(CyTxMpty | CyTxRdy);
 		base_addr[CyTEOIR] = CyNOTRANS;
 		return IRQ_HANDLED;
 	}
+	info = &cy_port[channel];
 	info->last_active = jiffies;
 	if (info->tty == 0) {
 		base_addr[CyIER] &= ~(CyTxMpty | CyTxRdy);
diff --git a/drivers/char/sonypi.c b/drivers/char/sonypi.c
index fd3dced97776..8c262aaf7c26 100644
--- a/drivers/char/sonypi.c
+++ b/drivers/char/sonypi.c
@@ -36,6 +36,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/input.h>
 #include <linux/pci.h>
 #include <linux/init.h>
diff --git a/drivers/char/stallion.c b/drivers/char/stallion.c
index 53e504f41b20..db6dcfa35ba0 100644
--- a/drivers/char/stallion.c
+++ b/drivers/char/stallion.c
@@ -27,6 +27,7 @@
 /*****************************************************************************/
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/tty.h>
diff --git a/drivers/char/sysrq.c b/drivers/char/sysrq.c
index 50eecfe1d724..44203ff599da 100644
--- a/drivers/char/sysrq.c
+++ b/drivers/char/sysrq.c
@@ -26,7 +26,7 @@
 #include <linux/proc_fs.h>
 #include <linux/nmi.h>
 #include <linux/quotaops.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/suspend.h>
@@ -252,7 +252,7 @@ static void sysrq_handle_showregs(int key, struct tty_struct *tty)
 	struct pt_regs *regs = get_irq_regs();
 	if (regs)
 		show_regs(regs);
-	perf_counter_print_debug();
+	perf_event_print_debug();
 }
 static struct sysrq_key_op sysrq_showregs_op = {
 	.handler	= sysrq_handle_showregs,
diff --git a/drivers/char/tlclk.c b/drivers/char/tlclk.c
index 8f2284be68e1..80ea6bcfffdc 100644
--- a/drivers/char/tlclk.c
+++ b/drivers/char/tlclk.c
@@ -32,6 +32,7 @@
 #include <linux/kernel.h>	/* printk() */
 #include <linux/fs.h>		/* everything... */
 #include <linux/errno.h>	/* error codes */
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/ioport.h>
 #include <linux/interrupt.h>
diff --git a/drivers/char/tpm/tpm.c b/drivers/char/tpm/tpm.c
index b0603b2e5684..47c2d2763456 100644
--- a/drivers/char/tpm/tpm.c
+++ b/drivers/char/tpm/tpm.c
@@ -696,8 +696,7 @@ int __tpm_pcr_read(struct tpm_chip *chip, int pcr_idx, u8 *res_buf)
 
 	cmd.header.in = pcrread_header;
 	cmd.params.pcrread_in.pcr_idx = cpu_to_be32(pcr_idx);
-	BUILD_BUG_ON(cmd.header.in.length > READ_PCR_RESULT_SIZE);
-	rc = transmit_cmd(chip, &cmd, cmd.header.in.length,
+	rc = transmit_cmd(chip, &cmd, READ_PCR_RESULT_SIZE,
 			  "attempting to read a pcr value");
 
 	if (rc == 0)
@@ -742,7 +741,7 @@ EXPORT_SYMBOL_GPL(tpm_pcr_read);
  * the module usage count.
  */
 #define TPM_ORD_PCR_EXTEND cpu_to_be32(20)
-#define EXTEND_PCR_SIZE 34
+#define EXTEND_PCR_RESULT_SIZE 34
 static struct tpm_input_header pcrextend_header = {
 	.tag = TPM_TAG_RQU_COMMAND,
 	.length = cpu_to_be32(34),
@@ -760,10 +759,9 @@ int tpm_pcr_extend(u32 chip_num, int pcr_idx, const u8 *hash)
 		return -ENODEV;
 
 	cmd.header.in = pcrextend_header;
-	BUILD_BUG_ON(be32_to_cpu(cmd.header.in.length) > EXTEND_PCR_SIZE);
 	cmd.params.pcrextend_in.pcr_idx = cpu_to_be32(pcr_idx);
 	memcpy(cmd.params.pcrextend_in.hash, hash, TPM_DIGEST_SIZE);
-	rc = transmit_cmd(chip, &cmd, cmd.header.in.length,
+	rc = transmit_cmd(chip, &cmd, EXTEND_PCR_RESULT_SIZE,
 			  "attempting extend a PCR value");
 
 	module_put(chip->dev->driver->owner);
diff --git a/drivers/char/tpm/tpm_bios.c b/drivers/char/tpm/tpm_bios.c
index 0c2f55a38b95..bf2170fb1cdd 100644
--- a/drivers/char/tpm/tpm_bios.c
+++ b/drivers/char/tpm/tpm_bios.c
@@ -343,14 +343,14 @@ static int tpm_ascii_bios_measurements_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations tpm_ascii_b_measurments_seqops = {
+static const struct seq_operations tpm_ascii_b_measurments_seqops = {
 	.start = tpm_bios_measurements_start,
 	.next = tpm_bios_measurements_next,
 	.stop = tpm_bios_measurements_stop,
 	.show = tpm_ascii_bios_measurements_show,
 };
 
-static struct seq_operations tpm_binary_b_measurments_seqops = {
+static const struct seq_operations tpm_binary_b_measurments_seqops = {
 	.start = tpm_bios_measurements_start,
 	.next = tpm_bios_measurements_next,
 	.stop = tpm_bios_measurements_stop,
diff --git a/drivers/char/tty_buffer.c b/drivers/char/tty_buffer.c
index 3108991c5c8b..66fa4e10d76b 100644
--- a/drivers/char/tty_buffer.c
+++ b/drivers/char/tty_buffer.c
@@ -402,28 +402,26 @@ static void flush_to_ldisc(struct work_struct *work)
 		container_of(work, struct tty_struct, buf.work.work);
 	unsigned long 	flags;
 	struct tty_ldisc *disc;
-	struct tty_buffer *tbuf, *head;
-	char *char_buf;
-	unsigned char *flag_buf;
 
 	disc = tty_ldisc_ref(tty);
 	if (disc == NULL)	/*  !TTY_LDISC */
 		return;
 
 	spin_lock_irqsave(&tty->buf.lock, flags);
-	/* So we know a flush is running */
-	set_bit(TTY_FLUSHING, &tty->flags);
-	head = tty->buf.head;
-	if (head != NULL) {
-		tty->buf.head = NULL;
-		for (;;) {
-			int count = head->commit - head->read;
+
+	if (!test_and_set_bit(TTY_FLUSHING, &tty->flags)) {
+		struct tty_buffer *head;
+		while ((head = tty->buf.head) != NULL) {
+			int count;
+			char *char_buf;
+			unsigned char *flag_buf;
+
+			count = head->commit - head->read;
 			if (!count) {
 				if (head->next == NULL)
 					break;
-				tbuf = head;
-				head = head->next;
-				tty_buffer_free(tty, tbuf);
+				tty->buf.head = head->next;
+				tty_buffer_free(tty, head);
 				continue;
 			}
 			/* Ldisc or user is trying to flush the buffers
@@ -445,9 +443,9 @@ static void flush_to_ldisc(struct work_struct *work)
 							flag_buf, count);
 			spin_lock_irqsave(&tty->buf.lock, flags);
 		}
-		/* Restore the queue head */
-		tty->buf.head = head;
+		clear_bit(TTY_FLUSHING, &tty->flags);
 	}
+
 	/* We may have a deferred request to flush the input buffer,
 	   if so pull the chain under the lock and empty the queue */
 	if (test_bit(TTY_FLUSHPENDING, &tty->flags)) {
@@ -455,7 +453,6 @@ static void flush_to_ldisc(struct work_struct *work)
 		clear_bit(TTY_FLUSHPENDING, &tty->flags);
 		wake_up(&tty->read_wait);
 	}
-	clear_bit(TTY_FLUSHING, &tty->flags);
 	spin_unlock_irqrestore(&tty->buf.lock, flags);
 
 	tty_ldisc_deref(disc);
@@ -471,7 +468,7 @@ static void flush_to_ldisc(struct work_struct *work)
  */
 void tty_flush_to_ldisc(struct tty_struct *tty)
 {
-	flush_to_ldisc(&tty->buf.work.work);
+	flush_delayed_work(&tty->buf.work);
 }
 
 /**
diff --git a/drivers/char/tty_io.c b/drivers/char/tty_io.c
index a3afa0c387cd..59499ee0fe6a 100644
--- a/drivers/char/tty_io.c
+++ b/drivers/char/tty_io.c
@@ -1184,6 +1184,7 @@ int tty_init_termios(struct tty_struct *tty)
 	tty->termios->c_ospeed = tty_termios_baud_rate(tty->termios);
 	return 0;
 }
+EXPORT_SYMBOL_GPL(tty_init_termios);
 
 /**
  *	tty_driver_install_tty() - install a tty entry in the driver
@@ -1386,16 +1387,19 @@ EXPORT_SYMBOL(tty_shutdown);
  *		tty_mutex - sometimes only
  *		takes the file list lock internally when working on the list
  *	of ttys that the driver keeps.
+ *
+ *	This method gets called from a work queue so that the driver private
+ *	cleanup ops can sleep (needed for USB at least)
  */
-static void release_one_tty(struct kref *kref)
+static void release_one_tty(struct work_struct *work)
 {
-	struct tty_struct *tty = container_of(kref, struct tty_struct, kref);
+	struct tty_struct *tty =
+		container_of(work, struct tty_struct, hangup_work);
 	struct tty_driver *driver = tty->driver;
 
-	if (tty->ops->shutdown)
-		tty->ops->shutdown(tty);
-	else
-		tty_shutdown(tty);
+	if (tty->ops->cleanup)
+		tty->ops->cleanup(tty);
+
 	tty->magic = 0;
 	tty_driver_kref_put(driver);
 	module_put(driver->owner);
@@ -1407,6 +1411,21 @@ static void release_one_tty(struct kref *kref)
 	free_tty_struct(tty);
 }
 
+static void queue_release_one_tty(struct kref *kref)
+{
+	struct tty_struct *tty = container_of(kref, struct tty_struct, kref);
+
+	if (tty->ops->shutdown)
+		tty->ops->shutdown(tty);
+	else
+		tty_shutdown(tty);
+
+	/* The hangup queue is now free so we can reuse it rather than
+	   waste a chunk of memory for each port */
+	INIT_WORK(&tty->hangup_work, release_one_tty);
+	schedule_work(&tty->hangup_work);
+}
+
 /**
  *	tty_kref_put		-	release a tty kref
  *	@tty: tty device
@@ -1418,7 +1437,7 @@ static void release_one_tty(struct kref *kref)
 void tty_kref_put(struct tty_struct *tty)
 {
 	if (tty)
-		kref_put(&tty->kref, release_one_tty);
+		kref_put(&tty->kref, queue_release_one_tty);
 }
 EXPORT_SYMBOL(tty_kref_put);
 
@@ -2085,7 +2104,7 @@ static int tioccons(struct file *file)
  *	the generic functionality existed. This piece of history is preserved
  *	in the expected tty API of posix OS's.
  *
- *	Locking: none, the open fle handle ensures it won't go away.
+ *	Locking: none, the open file handle ensures it won't go away.
  */
 
 static int fionbio(struct file *file, int __user *p)
@@ -3056,11 +3075,22 @@ void __init console_init(void)
 	}
 }
 
+static char *tty_devnode(struct device *dev, mode_t *mode)
+{
+	if (!mode)
+		return NULL;
+	if (dev->devt == MKDEV(TTYAUX_MAJOR, 0) ||
+	    dev->devt == MKDEV(TTYAUX_MAJOR, 2))
+		*mode = 0666;
+	return NULL;
+}
+
 static int __init tty_class_init(void)
 {
 	tty_class = class_create(THIS_MODULE, "tty");
 	if (IS_ERR(tty_class))
 		return PTR_ERR(tty_class);
+	tty_class->devnode = tty_devnode;
 	return 0;
 }
 
diff --git a/drivers/char/tty_ioctl.c b/drivers/char/tty_ioctl.c
index ad6ba4ed2808..8e67d5c642a4 100644
--- a/drivers/char/tty_ioctl.c
+++ b/drivers/char/tty_ioctl.c
@@ -393,9 +393,7 @@ void tty_termios_encode_baud_rate(struct ktermios *termios,
 		termios->c_cflag |= (BOTHER << IBSHIFT);
 #else
 	if (ifound == -1 || ofound == -1) {
-		static int warned;
-		if (!warned++)
-			printk(KERN_WARNING "tty: Unable to return correct "
+		printk_once(KERN_WARNING "tty: Unable to return correct "
 			  "speed data as your architecture needs updating.\n");
 	}
 #endif
diff --git a/drivers/char/tty_ldisc.c b/drivers/char/tty_ldisc.c
index e48af9f79219..feb55075819b 100644
--- a/drivers/char/tty_ldisc.c
+++ b/drivers/char/tty_ldisc.c
@@ -145,48 +145,33 @@ int tty_unregister_ldisc(int disc)
 }
 EXPORT_SYMBOL(tty_unregister_ldisc);
 
-
-/**
- *	tty_ldisc_try_get	-	try and reference an ldisc
- *	@disc: ldisc number
- *
- *	Attempt to open and lock a line discipline into place. Return
- *	the line discipline refcounted or an error.
- */
-
-static struct tty_ldisc *tty_ldisc_try_get(int disc)
+static struct tty_ldisc_ops *get_ldops(int disc)
 {
 	unsigned long flags;
-	struct tty_ldisc *ld;
-	struct tty_ldisc_ops *ldops;
-	int err = -EINVAL;
-
-	ld = kmalloc(sizeof(struct tty_ldisc), GFP_KERNEL);
-	if (ld == NULL)
-		return ERR_PTR(-ENOMEM);
+	struct tty_ldisc_ops *ldops, *ret;
 
 	spin_lock_irqsave(&tty_ldisc_lock, flags);
-	ld->ops = NULL;
+	ret = ERR_PTR(-EINVAL);
 	ldops = tty_ldiscs[disc];
-	/* Check the entry is defined */
 	if (ldops) {
-		/* If the module is being unloaded we can't use it */
-		if (!try_module_get(ldops->owner))
-			err = -EAGAIN;
-		else {
-			/* lock it */
+		ret = ERR_PTR(-EAGAIN);
+		if (try_module_get(ldops->owner)) {
 			ldops->refcount++;
-			ld->ops = ldops;
-			atomic_set(&ld->users, 1);
-			err = 0;
+			ret = ldops;
 		}
 	}
 	spin_unlock_irqrestore(&tty_ldisc_lock, flags);
-	if (err) {
-		kfree(ld);
-		return ERR_PTR(err);
-	}
-	return ld;
+	return ret;
+}
+
+static void put_ldops(struct tty_ldisc_ops *ldops)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&tty_ldisc_lock, flags);
+	ldops->refcount--;
+	module_put(ldops->owner);
+	spin_unlock_irqrestore(&tty_ldisc_lock, flags);
 }
 
 /**
@@ -205,14 +190,31 @@ static struct tty_ldisc *tty_ldisc_try_get(int disc)
 static struct tty_ldisc *tty_ldisc_get(int disc)
 {
 	struct tty_ldisc *ld;
+	struct tty_ldisc_ops *ldops;
 
 	if (disc < N_TTY || disc >= NR_LDISCS)
 		return ERR_PTR(-EINVAL);
-	ld = tty_ldisc_try_get(disc);
-	if (IS_ERR(ld)) {
+
+	/*
+	 * Get the ldisc ops - we may need to request them to be loaded
+	 * dynamically and try again.
+	 */
+	ldops = get_ldops(disc);
+	if (IS_ERR(ldops)) {
 		request_module("tty-ldisc-%d", disc);
-		ld = tty_ldisc_try_get(disc);
+		ldops = get_ldops(disc);
+		if (IS_ERR(ldops))
+			return ERR_CAST(ldops);
 	}
+
+	ld = kmalloc(sizeof(struct tty_ldisc), GFP_KERNEL);
+	if (ld == NULL) {
+		put_ldops(ldops);
+		return ERR_PTR(-ENOMEM);
+	}
+
+	ld->ops = ldops;
+	atomic_set(&ld->users, 1);
 	return ld;
 }
 
@@ -234,13 +236,13 @@ static void tty_ldiscs_seq_stop(struct seq_file *m, void *v)
 static int tty_ldiscs_seq_show(struct seq_file *m, void *v)
 {
 	int i = *(loff_t *)v;
-	struct tty_ldisc *ld;
+	struct tty_ldisc_ops *ldops;
 
-	ld = tty_ldisc_try_get(i);
-	if (IS_ERR(ld))
+	ldops = get_ldops(i);
+	if (IS_ERR(ldops))
 		return 0;
-	seq_printf(m, "%-10s %2d\n", ld->ops->name ? ld->ops->name : "???", i);
-	put_ldisc(ld);
+	seq_printf(m, "%-10s %2d\n", ldops->name ? ldops->name : "???", i);
+	put_ldops(ldops);
 	return 0;
 }
 
@@ -516,7 +518,7 @@ static void tty_ldisc_restore(struct tty_struct *tty, struct tty_ldisc *old)
 static int tty_ldisc_halt(struct tty_struct *tty)
 {
 	clear_bit(TTY_LDISC, &tty->flags);
-	return cancel_delayed_work(&tty->buf.work);
+	return cancel_delayed_work_sync(&tty->buf.work);
 }
 
 /**
@@ -754,12 +756,9 @@ void tty_ldisc_hangup(struct tty_struct *tty)
 	 * N_TTY.
 	 */
 	if (tty->driver->flags & TTY_DRIVER_RESET_TERMIOS) {
-		/* Make sure the old ldisc is quiescent */
-		tty_ldisc_halt(tty);
-		flush_scheduled_work();
-
 		/* Avoid racing set_ldisc or tty_ldisc_release */
 		mutex_lock(&tty->ldisc_mutex);
+		tty_ldisc_halt(tty);
 		if (tty->ldisc) {	/* Not yet closed */
 			/* Switch back to N_TTY */
 			tty_ldisc_reinit(tty);
diff --git a/drivers/char/tty_port.c b/drivers/char/tty_port.c
index 9769b1149f76..2e8552dc5eda 100644
--- a/drivers/char/tty_port.c
+++ b/drivers/char/tty_port.c
@@ -23,6 +23,7 @@ void tty_port_init(struct tty_port *port)
 	memset(port, 0, sizeof(*port));
 	init_waitqueue_head(&port->open_wait);
 	init_waitqueue_head(&port->close_wait);
+	init_waitqueue_head(&port->delta_msr_wait);
 	mutex_init(&port->mutex);
 	spin_lock_init(&port->lock);
 	port->close_delay = (50 * HZ) / 100;
@@ -96,6 +97,14 @@ void tty_port_tty_set(struct tty_port *port, struct tty_struct *tty)
 }
 EXPORT_SYMBOL(tty_port_tty_set);
 
+static void tty_port_shutdown(struct tty_port *port)
+{
+	if (port->ops->shutdown &&
+		test_and_clear_bit(ASYNCB_INITIALIZED, &port->flags))
+			port->ops->shutdown(port);
+
+}
+
 /**
  *	tty_port_hangup		-	hangup helper
  *	@port: tty port
@@ -116,6 +125,8 @@ void tty_port_hangup(struct tty_port *port)
 	port->tty = NULL;
 	spin_unlock_irqrestore(&port->lock, flags);
 	wake_up_interruptible(&port->open_wait);
+	wake_up_interruptible(&port->delta_msr_wait);
+	tty_port_shutdown(port);
 }
 EXPORT_SYMBOL(tty_port_hangup);
 
@@ -210,6 +221,9 @@ int tty_port_block_til_ready(struct tty_port *port,
 	   the port has just hung up or is in another error state */
 	if ((filp->f_flags & O_NONBLOCK) ||
 			(tty->flags & (1 << TTY_IO_ERROR))) {
+		/* Indicate we are open */
+		if (tty->termios->c_cflag & CBAUD)
+			tty_port_raise_dtr_rts(port);
 		port->flags |= ASYNC_NORMAL_ACTIVE;
 		return 0;
 	}
@@ -296,15 +310,17 @@ int tty_port_close_start(struct tty_port *port, struct tty_struct *tty, struct f
 
 	if (port->count) {
 		spin_unlock_irqrestore(&port->lock, flags);
+		if (port->ops->drop)
+			port->ops->drop(port);
 		return 0;
 	}
-	port->flags |= ASYNC_CLOSING;
+	set_bit(ASYNCB_CLOSING, &port->flags);
 	tty->closing = 1;
 	spin_unlock_irqrestore(&port->lock, flags);
 	/* Don't block on a stalled port, just pull the chain */
 	if (tty->flow_stopped)
 		tty_driver_flush_buffer(tty);
-	if (port->flags & ASYNC_INITIALIZED &&
+	if (test_bit(ASYNCB_INITIALIZED, &port->flags) &&
 			port->closing_wait != ASYNC_CLOSING_WAIT_NONE)
 		tty_wait_until_sent(tty, port->closing_wait);
 	if (port->drain_delay) {
@@ -318,6 +334,9 @@ int tty_port_close_start(struct tty_port *port, struct tty_struct *tty, struct f
 			timeout = 2 * HZ;
 		schedule_timeout_interruptible(timeout);
 	}
+	/* Don't call port->drop for the last reference. Callers will want
+	   to drop the last active reference in ->shutdown() or the tty
+	   shutdown path */
 	return 1;
 }
 EXPORT_SYMBOL(tty_port_close_start);
@@ -348,3 +367,14 @@ void tty_port_close_end(struct tty_port *port, struct tty_struct *tty)
 	spin_unlock_irqrestore(&port->lock, flags);
 }
 EXPORT_SYMBOL(tty_port_close_end);
+
+void tty_port_close(struct tty_port *port, struct tty_struct *tty,
+							struct file *filp)
+{
+	if (tty_port_close_start(port, tty, filp) == 0)
+		return;
+	tty_port_shutdown(port);
+	tty_port_close_end(port, tty);
+	tty_port_tty_set(port, NULL);
+}
+EXPORT_SYMBOL(tty_port_close);
diff --git a/drivers/char/uv_mmtimer.c b/drivers/char/uv_mmtimer.c
new file mode 100644
index 000000000000..867b67be9f0a
--- /dev/null
+++ b/drivers/char/uv_mmtimer.c
@@ -0,0 +1,216 @@
+/*
+ * Timer device implementation for SGI UV platform.
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (c) 2009 Silicon Graphics, Inc.  All rights reserved.
+ *
+ */
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+#include <linux/ioctl.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/mm.h>
+#include <linux/fs.h>
+#include <linux/mmtimer.h>
+#include <linux/miscdevice.h>
+#include <linux/posix-timers.h>
+#include <linux/interrupt.h>
+#include <linux/time.h>
+#include <linux/math64.h>
+#include <linux/smp_lock.h>
+
+#include <asm/genapic.h>
+#include <asm/uv/uv_hub.h>
+#include <asm/uv/bios.h>
+#include <asm/uv/uv.h>
+
+MODULE_AUTHOR("Dimitri Sivanich <sivanich@sgi.com>");
+MODULE_DESCRIPTION("SGI UV Memory Mapped RTC Timer");
+MODULE_LICENSE("GPL");
+
+/* name of the device, usually in /dev */
+#define UV_MMTIMER_NAME "mmtimer"
+#define UV_MMTIMER_DESC "SGI UV Memory Mapped RTC Timer"
+#define UV_MMTIMER_VERSION "1.0"
+
+static long uv_mmtimer_ioctl(struct file *file, unsigned int cmd,
+						unsigned long arg);
+static int uv_mmtimer_mmap(struct file *file, struct vm_area_struct *vma);
+
+/*
+ * Period in femtoseconds (10^-15 s)
+ */
+static unsigned long uv_mmtimer_femtoperiod;
+
+static const struct file_operations uv_mmtimer_fops = {
+	.owner = THIS_MODULE,
+	.mmap =	uv_mmtimer_mmap,
+	.unlocked_ioctl = uv_mmtimer_ioctl,
+};
+
+/**
+ * uv_mmtimer_ioctl - ioctl interface for /dev/uv_mmtimer
+ * @file: file structure for the device
+ * @cmd: command to execute
+ * @arg: optional argument to command
+ *
+ * Executes the command specified by @cmd.  Returns 0 for success, < 0 for
+ * failure.
+ *
+ * Valid commands:
+ *
+ * %MMTIMER_GETOFFSET - Should return the offset (relative to the start
+ * of the page where the registers are mapped) for the counter in question.
+ *
+ * %MMTIMER_GETRES - Returns the resolution of the clock in femto (10^-15)
+ * seconds
+ *
+ * %MMTIMER_GETFREQ - Copies the frequency of the clock in Hz to the address
+ * specified by @arg
+ *
+ * %MMTIMER_GETBITS - Returns the number of bits in the clock's counter
+ *
+ * %MMTIMER_MMAPAVAIL - Returns 1 if registers can be mmap'd into userspace
+ *
+ * %MMTIMER_GETCOUNTER - Gets the current value in the counter and places it
+ * in the address specified by @arg.
+ */
+static long uv_mmtimer_ioctl(struct file *file, unsigned int cmd,
+						unsigned long arg)
+{
+	int ret = 0;
+
+	switch (cmd) {
+	case MMTIMER_GETOFFSET:	/* offset of the counter */
+		/*
+		 * UV RTC register is on its own page
+		 */
+		if (PAGE_SIZE <= (1 << 16))
+			ret = ((UV_LOCAL_MMR_BASE | UVH_RTC) & (PAGE_SIZE-1))
+				/ 8;
+		else
+			ret = -ENOSYS;
+		break;
+
+	case MMTIMER_GETRES: /* resolution of the clock in 10^-15 s */
+		if (copy_to_user((unsigned long __user *)arg,
+				&uv_mmtimer_femtoperiod, sizeof(unsigned long)))
+			ret = -EFAULT;
+		break;
+
+	case MMTIMER_GETFREQ: /* frequency in Hz */
+		if (copy_to_user((unsigned long __user *)arg,
+				&sn_rtc_cycles_per_second,
+				sizeof(unsigned long)))
+			ret = -EFAULT;
+		break;
+
+	case MMTIMER_GETBITS: /* number of bits in the clock */
+		ret = hweight64(UVH_RTC_REAL_TIME_CLOCK_MASK);
+		break;
+
+	case MMTIMER_MMAPAVAIL: /* can we mmap the clock into userspace? */
+		ret = (PAGE_SIZE <= (1 << 16)) ? 1 : 0;
+		break;
+
+	case MMTIMER_GETCOUNTER:
+		if (copy_to_user((unsigned long __user *)arg,
+				(unsigned long *)uv_local_mmr_address(UVH_RTC),
+				sizeof(unsigned long)))
+			ret = -EFAULT;
+		break;
+	default:
+		ret = -ENOTTY;
+		break;
+	}
+	return ret;
+}
+
+/**
+ * uv_mmtimer_mmap - maps the clock's registers into userspace
+ * @file: file structure for the device
+ * @vma: VMA to map the registers into
+ *
+ * Calls remap_pfn_range() to map the clock's registers into
+ * the calling process' address space.
+ */
+static int uv_mmtimer_mmap(struct file *file, struct vm_area_struct *vma)
+{
+	unsigned long uv_mmtimer_addr;
+
+	if (vma->vm_end - vma->vm_start != PAGE_SIZE)
+		return -EINVAL;
+
+	if (vma->vm_flags & VM_WRITE)
+		return -EPERM;
+
+	if (PAGE_SIZE > (1 << 16))
+		return -ENOSYS;
+
+	vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot);
+
+	uv_mmtimer_addr = UV_LOCAL_MMR_BASE | UVH_RTC;
+	uv_mmtimer_addr &= ~(PAGE_SIZE - 1);
+	uv_mmtimer_addr &= 0xfffffffffffffffUL;
+
+	if (remap_pfn_range(vma, vma->vm_start, uv_mmtimer_addr >> PAGE_SHIFT,
+					PAGE_SIZE, vma->vm_page_prot)) {
+		printk(KERN_ERR "remap_pfn_range failed in uv_mmtimer_mmap\n");
+		return -EAGAIN;
+	}
+
+	return 0;
+}
+
+static struct miscdevice uv_mmtimer_miscdev = {
+	MISC_DYNAMIC_MINOR,
+	UV_MMTIMER_NAME,
+	&uv_mmtimer_fops
+};
+
+
+/**
+ * uv_mmtimer_init - device initialization routine
+ *
+ * Does initial setup for the uv_mmtimer device.
+ */
+static int __init uv_mmtimer_init(void)
+{
+	if (!is_uv_system()) {
+		printk(KERN_ERR "%s: Hardware unsupported\n", UV_MMTIMER_NAME);
+		return -1;
+	}
+
+	/*
+	 * Sanity check the cycles/sec variable
+	 */
+	if (sn_rtc_cycles_per_second < 100000) {
+		printk(KERN_ERR "%s: unable to determine clock frequency\n",
+		       UV_MMTIMER_NAME);
+		return -1;
+	}
+
+	uv_mmtimer_femtoperiod = ((unsigned long)1E15 +
+				sn_rtc_cycles_per_second / 2) /
+				sn_rtc_cycles_per_second;
+
+	if (misc_register(&uv_mmtimer_miscdev)) {
+		printk(KERN_ERR "%s: failed to register device\n",
+		       UV_MMTIMER_NAME);
+		return -1;
+	}
+
+	printk(KERN_INFO "%s: v%s, %ld MHz\n", UV_MMTIMER_DESC,
+		UV_MMTIMER_VERSION,
+		sn_rtc_cycles_per_second/(unsigned long)1E6);
+
+	return 0;
+}
+
+module_init(uv_mmtimer_init);
diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c
index c74dacfa6795..a035ae39a359 100644
--- a/drivers/char/virtio_console.c
+++ b/drivers/char/virtio_console.c
@@ -65,7 +65,7 @@ static int put_chars(u32 vtermno, const char *buf, int count)
 
 	/* add_buf wants a token to identify this buffer: we hand it any
 	 * non-NULL pointer, since there's only ever one buffer. */
-	if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) == 0) {
+	if (out_vq->vq_ops->add_buf(out_vq, sg, 1, 0, (void *)1) >= 0) {
 		/* Tell Host to go! */
 		out_vq->vq_ops->kick(out_vq);
 		/* Chill out until it's done with the buffer. */
@@ -85,7 +85,7 @@ static void add_inbuf(void)
 	sg_init_one(sg, inbuf, PAGE_SIZE);
 
 	/* We should always be able to add one buffer to an empty queue. */
-	if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) != 0)
+	if (in_vq->vq_ops->add_buf(in_vq, sg, 0, 1, inbuf) < 0)
 		BUG();
 	in_vq->vq_ops->kick(in_vq);
 }
diff --git a/drivers/char/vt.c b/drivers/char/vt.c
index 6aa88f50b039..0c80c68cd047 100644
--- a/drivers/char/vt.c
+++ b/drivers/char/vt.c
@@ -252,7 +252,6 @@ static void notify_update(struct vc_data *vc)
 	struct vt_notifier_param param = { .vc = vc };
 	atomic_notifier_call_chain(&vt_notifier_list, VT_UPDATE, &param);
 }
-
 /*
  *	Low-Level Functions
  */
@@ -935,6 +934,7 @@ static int vc_do_resize(struct tty_struct *tty, struct vc_data *vc,
 
 	if (CON_IS_VISIBLE(vc))
 		update_screen(vc);
+	vt_event_post(VT_EVENT_RESIZE, vc->vc_num, vc->vc_num);
 	return err;
 }
 
@@ -2129,11 +2129,7 @@ static int do_con_write(struct tty_struct *tty, const unsigned char *buf, int co
 	currcons = vc->vc_num;
 	if (!vc_cons_allocated(currcons)) {
 	    /* could this happen? */
-	    static int error = 0;
-	    if (!error) {
-		error = 1;
-		printk("con_write: tty %d not allocated\n", currcons+1);
-	    }
+		printk_once("con_write: tty %d not allocated\n", currcons+1);
 	    release_console_sem();
 	    return 0;
 	}
@@ -2910,6 +2906,9 @@ static const struct tty_operations con_ops = {
 	.flush_chars = con_flush_chars,
 	.chars_in_buffer = con_chars_in_buffer,
 	.ioctl = vt_ioctl,
+#ifdef CONFIG_COMPAT
+	.compat_ioctl = vt_compat_ioctl,
+#endif
 	.stop = con_stop,
 	.start = con_start,
 	.throttle = con_throttle,
@@ -2955,7 +2954,6 @@ int __init vty_init(const struct file_operations *console_fops)
 }
 
 #ifndef VT_SINGLE_DRIVER
-#include <linux/device.h>
 
 static struct class *vtconsole_class;
 
@@ -3638,6 +3636,7 @@ void do_blank_screen(int entering_gfx)
 		blank_state = blank_vesa_wait;
 		mod_timer(&console_timer, jiffies + vesa_off_interval);
 	}
+	vt_event_post(VT_EVENT_BLANK, vc->vc_num, vc->vc_num);
 }
 EXPORT_SYMBOL(do_blank_screen);
 
@@ -3682,6 +3681,7 @@ void do_unblank_screen(int leaving_gfx)
 		console_blank_hook(0);
 	set_palette(vc);
 	set_cursor(vc);
+	vt_event_post(VT_EVENT_UNBLANK, vc->vc_num, vc->vc_num);
 }
 EXPORT_SYMBOL(do_unblank_screen);
 
diff --git a/drivers/char/vt_ioctl.c b/drivers/char/vt_ioctl.c
index 95189f288f8c..6aa10284104a 100644
--- a/drivers/char/vt_ioctl.c
+++ b/drivers/char/vt_ioctl.c
@@ -16,6 +16,8 @@
 #include <linux/tty.h>
 #include <linux/timer.h>
 #include <linux/kernel.h>
+#include <linux/compat.h>
+#include <linux/module.h>
 #include <linux/kd.h>
 #include <linux/vt.h>
 #include <linux/string.h>
@@ -62,6 +64,133 @@ extern struct tty_driver *console_driver;
 static void complete_change_console(struct vc_data *vc);
 
 /*
+ *	User space VT_EVENT handlers
+ */
+
+struct vt_event_wait {
+	struct list_head list;
+	struct vt_event event;
+	int done;
+};
+
+static LIST_HEAD(vt_events);
+static DEFINE_SPINLOCK(vt_event_lock);
+static DECLARE_WAIT_QUEUE_HEAD(vt_event_waitqueue);
+
+/**
+ *	vt_event_post
+ *	@event: the event that occurred
+ *	@old: old console
+ *	@new: new console
+ *
+ *	Post an VT event to interested VT handlers
+ */
+
+void vt_event_post(unsigned int event, unsigned int old, unsigned int new)
+{
+	struct list_head *pos, *head;
+	unsigned long flags;
+	int wake = 0;
+
+	spin_lock_irqsave(&vt_event_lock, flags);
+	head = &vt_events;
+
+	list_for_each(pos, head) {
+		struct vt_event_wait *ve = list_entry(pos,
+						struct vt_event_wait, list);
+		if (!(ve->event.event & event))
+			continue;
+		ve->event.event = event;
+		/* kernel view is consoles 0..n-1, user space view is
+		   console 1..n with 0 meaning current, so we must bias */
+		ve->event.oldev = old + 1;
+		ve->event.newev = new + 1;
+		wake = 1;
+		ve->done = 1;
+	}
+	spin_unlock_irqrestore(&vt_event_lock, flags);
+	if (wake)
+		wake_up_interruptible(&vt_event_waitqueue);
+}
+
+/**
+ *	vt_event_wait		-	wait for an event
+ *	@vw: our event
+ *
+ *	Waits for an event to occur which completes our vt_event_wait
+ *	structure. On return the structure has wv->done set to 1 for success
+ *	or 0 if some event such as a signal ended the wait.
+ */
+
+static void vt_event_wait(struct vt_event_wait *vw)
+{
+	unsigned long flags;
+	/* Prepare the event */
+	INIT_LIST_HEAD(&vw->list);
+	vw->done = 0;
+	/* Queue our event */
+	spin_lock_irqsave(&vt_event_lock, flags);
+	list_add(&vw->list, &vt_events);
+	spin_unlock_irqrestore(&vt_event_lock, flags);
+	/* Wait for it to pass */
+	wait_event_interruptible(vt_event_waitqueue, vw->done);
+	/* Dequeue it */
+	spin_lock_irqsave(&vt_event_lock, flags);
+	list_del(&vw->list);
+	spin_unlock_irqrestore(&vt_event_lock, flags);
+}
+
+/**
+ *	vt_event_wait_ioctl	-	event ioctl handler
+ *	@arg: argument to ioctl
+ *
+ *	Implement the VT_WAITEVENT ioctl using the VT event interface
+ */
+
+static int vt_event_wait_ioctl(struct vt_event __user *event)
+{
+	struct vt_event_wait vw;
+
+	if (copy_from_user(&vw.event, event, sizeof(struct vt_event)))
+		return -EFAULT;
+	/* Highest supported event for now */
+	if (vw.event.event & ~VT_MAX_EVENT)
+		return -EINVAL;
+
+	vt_event_wait(&vw);
+	/* If it occurred report it */
+	if (vw.done) {
+		if (copy_to_user(event, &vw.event, sizeof(struct vt_event)))
+			return -EFAULT;
+		return 0;
+	}
+	return -EINTR;
+}
+
+/**
+ *	vt_waitactive	-	active console wait
+ *	@event: event code
+ *	@n: new console
+ *
+ *	Helper for event waits. Used to implement the legacy
+ *	event waiting ioctls in terms of events
+ */
+
+int vt_waitactive(int n)
+{
+	struct vt_event_wait vw;
+	do {
+		if (n == fg_console + 1)
+			break;
+		vw.event.event = VT_EVENT_SWITCH;
+		vt_event_wait(&vw);
+		if (vw.done == 0)
+			return -EINTR;
+	} while (vw.event.newev != n);
+	return 0;
+}
+
+/*
  * these are the valid i/o ports we're allowed to change. they map all the
  * video ports
  */
@@ -360,6 +489,8 @@ do_unimap_ioctl(int cmd, struct unimapdesc __user *user_ud, int perm, struct vc_
 	return 0;
 }
 
+
+
 /*
  * We handle the console-specific ioctl's here.  We allow the
  * capability to modify any console, not just the fg_console. 
@@ -842,6 +973,43 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
 		}
 		break;
 
+	case VT_SETACTIVATE:
+	{
+		struct vt_setactivate vsa;
+
+		if (!perm)
+			goto eperm;
+
+		if (copy_from_user(&vsa, (struct vt_setactivate __user *)arg,
+					sizeof(struct vt_setactivate))) {
+			ret = -EFAULT;
+			goto out;
+		}
+		if (vsa.console == 0 || vsa.console > MAX_NR_CONSOLES)
+			ret = -ENXIO;
+		else {
+			vsa.console--;
+			acquire_console_sem();
+			ret = vc_allocate(vsa.console);
+			if (ret == 0) {
+				struct vc_data *nvc;
+				/* This is safe providing we don't drop the
+				   console sem between vc_allocate and
+				   finishing referencing nvc */
+				nvc = vc_cons[vsa.console].d;
+				nvc->vt_mode = vsa.mode;
+				nvc->vt_mode.frsig = 0;
+				put_pid(nvc->vt_pid);
+				nvc->vt_pid = get_pid(task_pid(current));
+			}
+			release_console_sem();
+			if (ret)
+				break;
+			/* Commence switch and lock */
+			set_console(arg);
+		}
+	}
+
 	/*
 	 * wait until the specified VT has been activated
 	 */
@@ -851,7 +1019,7 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
 		if (arg == 0 || arg > MAX_NR_CONSOLES)
 			ret = -ENXIO;
 		else
-			ret = vt_waitactive(arg - 1);
+			ret = vt_waitactive(arg);
 		break;
 
 	/*
@@ -1159,6 +1327,9 @@ int vt_ioctl(struct tty_struct *tty, struct file * file,
 		ret = put_user(vc->vc_hi_font_mask,
 					(unsigned short __user *)arg);
 		break;
+	case VT_WAITEVENT:
+		ret = vt_event_wait_ioctl((struct vt_event __user *)arg);
+		break;
 	default:
 		ret = -ENOIOCTLCMD;
 	}
@@ -1170,54 +1341,6 @@ eperm:
 	goto out;
 }
 
-/*
- * Sometimes we want to wait until a particular VT has been activated. We
- * do it in a very simple manner. Everybody waits on a single queue and
- * get woken up at once. Those that are satisfied go on with their business,
- * while those not ready go back to sleep. Seems overkill to add a wait
- * to each vt just for this - usually this does nothing!
- */
-static DECLARE_WAIT_QUEUE_HEAD(vt_activate_queue);
-
-/*
- * Sleeps until a vt is activated, or the task is interrupted. Returns
- * 0 if activation, -EINTR if interrupted by a signal handler.
- */
-int vt_waitactive(int vt)
-{
-	int retval;
-	DECLARE_WAITQUEUE(wait, current);
-
-	add_wait_queue(&vt_activate_queue, &wait);
-	for (;;) {
-		retval = 0;
-
-		/*
-		 * Synchronize with redraw_screen(). By acquiring the console
-		 * semaphore we make sure that the console switch is completed
-		 * before we return. If we didn't wait for the semaphore, we
-		 * could return at a point where fg_console has already been
-		 * updated, but the console switch hasn't been completed.
-		 */
-		acquire_console_sem();
-		set_current_state(TASK_INTERRUPTIBLE);
-		if (vt == fg_console) {
-			release_console_sem();
-			break;
-		}
-		release_console_sem();
-		retval = -ERESTARTNOHAND;
-		if (signal_pending(current))
-			break;
-		schedule();
-	}
-	remove_wait_queue(&vt_activate_queue, &wait);
-	__set_current_state(TASK_RUNNING);
-	return retval;
-}
-
-#define vt_wake_waitactive() wake_up(&vt_activate_queue)
-
 void reset_vc(struct vc_data *vc)
 {
 	vc->vc_mode = KD_TEXT;
@@ -1256,12 +1379,216 @@ void vc_SAK(struct work_struct *work)
 	release_console_sem();
 }
 
+#ifdef CONFIG_COMPAT
+
+struct compat_consolefontdesc {
+	unsigned short charcount;       /* characters in font (256 or 512) */
+	unsigned short charheight;      /* scan lines per character (1-32) */
+	compat_caddr_t chardata;	/* font data in expanded form */
+};
+
+static inline int
+compat_fontx_ioctl(int cmd, struct compat_consolefontdesc __user *user_cfd,
+			 int perm, struct console_font_op *op)
+{
+	struct compat_consolefontdesc cfdarg;
+	int i;
+
+	if (copy_from_user(&cfdarg, user_cfd, sizeof(struct compat_consolefontdesc)))
+		return -EFAULT;
+
+	switch (cmd) {
+	case PIO_FONTX:
+		if (!perm)
+			return -EPERM;
+		op->op = KD_FONT_OP_SET;
+		op->flags = KD_FONT_FLAG_OLD;
+		op->width = 8;
+		op->height = cfdarg.charheight;
+		op->charcount = cfdarg.charcount;
+		op->data = compat_ptr(cfdarg.chardata);
+		return con_font_op(vc_cons[fg_console].d, op);
+	case GIO_FONTX:
+		op->op = KD_FONT_OP_GET;
+		op->flags = KD_FONT_FLAG_OLD;
+		op->width = 8;
+		op->height = cfdarg.charheight;
+		op->charcount = cfdarg.charcount;
+		op->data = compat_ptr(cfdarg.chardata);
+		i = con_font_op(vc_cons[fg_console].d, op);
+		if (i)
+			return i;
+		cfdarg.charheight = op->height;
+		cfdarg.charcount = op->charcount;
+		if (copy_to_user(user_cfd, &cfdarg, sizeof(struct compat_consolefontdesc)))
+			return -EFAULT;
+		return 0;
+	}
+	return -EINVAL;
+}
+
+struct compat_console_font_op {
+	compat_uint_t op;        /* operation code KD_FONT_OP_* */
+	compat_uint_t flags;     /* KD_FONT_FLAG_* */
+	compat_uint_t width, height;     /* font size */
+	compat_uint_t charcount;
+	compat_caddr_t data;    /* font data with height fixed to 32 */
+};
+
+static inline int
+compat_kdfontop_ioctl(struct compat_console_font_op __user *fontop,
+			 int perm, struct console_font_op *op, struct vc_data *vc)
+{
+	int i;
+
+	if (copy_from_user(op, fontop, sizeof(struct compat_console_font_op)))
+		return -EFAULT;
+	if (!perm && op->op != KD_FONT_OP_GET)
+		return -EPERM;
+	op->data = compat_ptr(((struct compat_console_font_op *)op)->data);
+	op->flags |= KD_FONT_FLAG_OLD;
+	i = con_font_op(vc, op);
+	if (i)
+		return i;
+	((struct compat_console_font_op *)op)->data = (unsigned long)op->data;
+	if (copy_to_user(fontop, op, sizeof(struct compat_console_font_op)))
+		return -EFAULT;
+	return 0;
+}
+
+struct compat_unimapdesc {
+	unsigned short entry_ct;
+	compat_caddr_t entries;
+};
+
+static inline int
+compat_unimap_ioctl(unsigned int cmd, struct compat_unimapdesc __user *user_ud,
+			 int perm, struct vc_data *vc)
+{
+	struct compat_unimapdesc tmp;
+	struct unipair __user *tmp_entries;
+
+	if (copy_from_user(&tmp, user_ud, sizeof tmp))
+		return -EFAULT;
+	tmp_entries = compat_ptr(tmp.entries);
+	if (tmp_entries)
+		if (!access_ok(VERIFY_WRITE, tmp_entries,
+				tmp.entry_ct*sizeof(struct unipair)))
+			return -EFAULT;
+	switch (cmd) {
+	case PIO_UNIMAP:
+		if (!perm)
+			return -EPERM;
+		return con_set_unimap(vc, tmp.entry_ct, tmp_entries);
+	case GIO_UNIMAP:
+		if (!perm && fg_console != vc->vc_num)
+			return -EPERM;
+		return con_get_unimap(vc, tmp.entry_ct, &(user_ud->entry_ct), tmp_entries);
+	}
+	return 0;
+}
+
+long vt_compat_ioctl(struct tty_struct *tty, struct file * file,
+	     unsigned int cmd, unsigned long arg)
+{
+	struct vc_data *vc = tty->driver_data;
+	struct console_font_op op;	/* used in multiple places here */
+	struct kbd_struct *kbd;
+	unsigned int console;
+	void __user *up = (void __user *)arg;
+	int perm;
+	int ret = 0;
+
+	console = vc->vc_num;
+
+	lock_kernel();
+
+	if (!vc_cons_allocated(console)) { 	/* impossible? */
+		ret = -ENOIOCTLCMD;
+		goto out;
+	}
+
+	/*
+	 * To have permissions to do most of the vt ioctls, we either have
+	 * to be the owner of the tty, or have CAP_SYS_TTY_CONFIG.
+	 */
+	perm = 0;
+	if (current->signal->tty == tty || capable(CAP_SYS_TTY_CONFIG))
+		perm = 1;
+
+	kbd = kbd_table + console;
+	switch (cmd) {
+	/*
+	 * these need special handlers for incompatible data structures
+	 */
+	case PIO_FONTX:
+	case GIO_FONTX:
+		ret = compat_fontx_ioctl(cmd, up, perm, &op);
+		break;
+
+	case KDFONTOP:
+		ret = compat_kdfontop_ioctl(up, perm, &op, vc);
+		break;
+
+	case PIO_UNIMAP:
+	case GIO_UNIMAP:
+		ret = compat_unimap_ioctl(cmd, up, perm, vc);
+		break;
+
+	/*
+	 * all these treat 'arg' as an integer
+	 */
+	case KIOCSOUND:
+	case KDMKTONE:
+#ifdef CONFIG_X86
+	case KDADDIO:
+	case KDDELIO:
+#endif
+	case KDSETMODE:
+	case KDMAPDISP:
+	case KDUNMAPDISP:
+	case KDSKBMODE:
+	case KDSKBMETA:
+	case KDSKBLED:
+	case KDSETLED:
+	case KDSIGACCEPT:
+	case VT_ACTIVATE:
+	case VT_WAITACTIVE:
+	case VT_RELDISP:
+	case VT_DISALLOCATE:
+	case VT_RESIZE:
+	case VT_RESIZEX:
+		goto fallback;
+
+	/*
+	 * the rest has a compatible data structure behind arg,
+	 * but we have to convert it to a proper 64 bit pointer.
+	 */
+	default:
+		arg = (unsigned long)compat_ptr(arg);
+		goto fallback;
+	}
+out:
+	unlock_kernel();
+	return ret;
+
+fallback:
+	unlock_kernel();
+	return vt_ioctl(tty, file, cmd, arg);
+}
+
+
+#endif /* CONFIG_COMPAT */
+
+
 /*
- * Performs the back end of a vt switch
+ * Performs the back end of a vt switch. Called under the console
+ * semaphore.
  */
 static void complete_change_console(struct vc_data *vc)
 {
 	unsigned char old_vc_mode;
+	int old = fg_console;
 
 	last_console = fg_console;
 
@@ -1325,7 +1652,7 @@ static void complete_change_console(struct vc_data *vc)
 	/*
 	 * Wake anyone waiting for their VT to activate
 	 */
-	vt_wake_waitactive();
+	vt_event_post(VT_EVENT_SWITCH, old, vc->vc_num);
 	return;
 }
 
@@ -1398,3 +1725,58 @@ void change_console(struct vc_data *new_vc)
 
 	complete_change_console(new_vc);
 }
+
+/* Perform a kernel triggered VT switch for suspend/resume */
+
+static int disable_vt_switch;
+
+int vt_move_to_console(unsigned int vt, int alloc)
+{
+	int prev;
+
+	acquire_console_sem();
+	/* Graphics mode - up to X */
+	if (disable_vt_switch) {
+		release_console_sem();
+		return 0;
+	}
+	prev = fg_console;
+
+	if (alloc && vc_allocate(vt)) {
+		/* we can't have a free VC for now. Too bad,
+		 * we don't want to mess the screen for now. */
+		release_console_sem();
+		return -ENOSPC;
+	}
+
+	if (set_console(vt)) {
+		/*
+		 * We're unable to switch to the SUSPEND_CONSOLE.
+		 * Let the calling function know so it can decide
+		 * what to do.
+		 */
+		release_console_sem();
+		return -EIO;
+	}
+	release_console_sem();
+	if (vt_waitactive(vt + 1)) {
+		pr_debug("Suspend: Can't switch VCs.");
+		return -EINTR;
+	}
+	return prev;
+}
+
+/*
+ * Normally during a suspend, we allocate a new console and switch to it.
+ * When we resume, we switch back to the original console.  This switch
+ * can be slow, so on systems where the framebuffer can handle restoration
+ * of video registers anyways, there's little point in doing the console
+ * switch.  This function allows you to disable it by passing it '0'.
+ */
+void pm_set_vt_switch(int do_switch)
+{
+	acquire_console_sem();
+	disable_vt_switch = !do_switch;
+	release_console_sem();
+}
+EXPORT_SYMBOL(pm_set_vt_switch);
diff --git a/drivers/char/xilinx_hwicap/xilinx_hwicap.c b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
index f40ab699860f..4846d50199f3 100644
--- a/drivers/char/xilinx_hwicap/xilinx_hwicap.c
+++ b/drivers/char/xilinx_hwicap/xilinx_hwicap.c
@@ -559,7 +559,7 @@ static int hwicap_release(struct inode *inode, struct file *file)
 	return status;
 }
 
-static struct file_operations hwicap_fops = {
+static const struct file_operations hwicap_fops = {
 	.owner = THIS_MODULE,
 	.write = hwicap_write,
 	.read = hwicap_read,
diff --git a/drivers/connector/cn_proc.c b/drivers/connector/cn_proc.c
index 85e5dc0431fe..60697909ebdb 100644
--- a/drivers/connector/cn_proc.c
+++ b/drivers/connector/cn_proc.c
@@ -139,6 +139,31 @@ void proc_id_connector(struct task_struct *task, int which_id)
 	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
 }
 
+void proc_sid_connector(struct task_struct *task)
+{
+	struct cn_msg *msg;
+	struct proc_event *ev;
+	struct timespec ts;
+	__u8 buffer[CN_PROC_MSG_SIZE];
+
+	if (atomic_read(&proc_event_num_listeners) < 1)
+		return;
+
+	msg = (struct cn_msg *)buffer;
+	ev = (struct proc_event *)msg->data;
+	get_seq(&msg->seq, &ev->cpu);
+	ktime_get_ts(&ts); /* get high res monotonic timestamp */
+	put_unaligned(timespec_to_ns(&ts), (__u64 *)&ev->timestamp_ns);
+	ev->what = PROC_EVENT_SID;
+	ev->event_data.sid.process_pid = task->pid;
+	ev->event_data.sid.process_tgid = task->tgid;
+
+	memcpy(&msg->id, &cn_proc_event_id, sizeof(msg->id));
+	msg->ack = 0; /* not used */
+	msg->len = sizeof(*ev);
+	cn_netlink_send(msg, CN_IDX_PROC, GFP_KERNEL);
+}
+
 void proc_exit_connector(struct task_struct *task)
 {
 	struct cn_msg *msg;
@@ -202,7 +227,8 @@ static void cn_proc_ack(int err, int rcvd_seq, int rcvd_ack)
  * cn_proc_mcast_ctl
  * @data: message sent from userspace via the connector
  */
-static void cn_proc_mcast_ctl(struct cn_msg *msg)
+static void cn_proc_mcast_ctl(struct cn_msg *msg,
+			      struct netlink_skb_parms *nsp)
 {
 	enum proc_cn_mcast_op *mc_op = NULL;
 	int err = 0;
diff --git a/drivers/connector/cn_queue.c b/drivers/connector/cn_queue.c
index 4a1dfe1f4ba9..210338ea222f 100644
--- a/drivers/connector/cn_queue.c
+++ b/drivers/connector/cn_queue.c
@@ -78,18 +78,20 @@ void cn_queue_wrapper(struct work_struct *work)
 	struct cn_callback_entry *cbq =
 		container_of(work, struct cn_callback_entry, work);
 	struct cn_callback_data *d = &cbq->data;
+	struct cn_msg *msg = NLMSG_DATA(nlmsg_hdr(d->skb));
+	struct netlink_skb_parms *nsp = &NETLINK_CB(d->skb);
 
-	d->callback(d->callback_priv);
+	d->callback(msg, nsp);
 
-	d->destruct_data(d->ddata);
-	d->ddata = NULL;
+	kfree_skb(d->skb);
+	d->skb = NULL;
 
 	kfree(d->free);
 }
 
 static struct cn_callback_entry *
 cn_queue_alloc_callback_entry(char *name, struct cb_id *id,
-			      void (*callback)(struct cn_msg *))
+			      void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	struct cn_callback_entry *cbq;
 
@@ -123,7 +125,7 @@ int cn_cb_equal(struct cb_id *i1, struct cb_id *i2)
 }
 
 int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id,
-			  void (*callback)(struct cn_msg *))
+			  void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	struct cn_callback_entry *cbq, *__cbq;
 	int found = 0;
diff --git a/drivers/connector/connector.c b/drivers/connector/connector.c
index 74f52af79563..f06024668f99 100644
--- a/drivers/connector/connector.c
+++ b/drivers/connector/connector.c
@@ -129,21 +129,19 @@ EXPORT_SYMBOL_GPL(cn_netlink_send);
 /*
  * Callback helper - queues work and setup destructor for given data.
  */
-static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), void *data)
+static int cn_call_callback(struct sk_buff *skb)
 {
 	struct cn_callback_entry *__cbq, *__new_cbq;
 	struct cn_dev *dev = &cdev;
+	struct cn_msg *msg = NLMSG_DATA(nlmsg_hdr(skb));
 	int err = -ENODEV;
 
 	spin_lock_bh(&dev->cbdev->queue_lock);
 	list_for_each_entry(__cbq, &dev->cbdev->queue_list, callback_entry) {
 		if (cn_cb_equal(&__cbq->id.id, &msg->id)) {
 			if (likely(!work_pending(&__cbq->work) &&
-					__cbq->data.ddata == NULL)) {
-				__cbq->data.callback_priv = msg;
-
-				__cbq->data.ddata = data;
-				__cbq->data.destruct_data = destruct_data;
+					__cbq->data.skb == NULL)) {
+				__cbq->data.skb = skb;
 
 				if (queue_cn_work(__cbq, &__cbq->work))
 					err = 0;
@@ -156,10 +154,8 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v
 				__new_cbq = kzalloc(sizeof(struct cn_callback_entry), GFP_ATOMIC);
 				if (__new_cbq) {
 					d = &__new_cbq->data;
-					d->callback_priv = msg;
+					d->skb = skb;
 					d->callback = __cbq->data.callback;
-					d->ddata = data;
-					d->destruct_data = destruct_data;
 					d->free = __new_cbq;
 
 					__new_cbq->pdev = __cbq->pdev;
@@ -191,7 +187,6 @@ static int cn_call_callback(struct cn_msg *msg, void (*destruct_data)(void *), v
  */
 static void cn_rx_skb(struct sk_buff *__skb)
 {
-	struct cn_msg *msg;
 	struct nlmsghdr *nlh;
 	int err;
 	struct sk_buff *skb;
@@ -208,8 +203,7 @@ static void cn_rx_skb(struct sk_buff *__skb)
 			return;
 		}
 
-		msg = NLMSG_DATA(nlh);
-		err = cn_call_callback(msg, (void (*)(void *))kfree_skb, skb);
+		err = cn_call_callback(skb);
 		if (err < 0)
 			kfree_skb(skb);
 	}
@@ -270,7 +264,7 @@ static void cn_notify(struct cb_id *id, u32 notify_event)
  * May sleep.
  */
 int cn_add_callback(struct cb_id *id, char *name,
-		    void (*callback)(struct cn_msg *))
+		    void (*callback)(struct cn_msg *, struct netlink_skb_parms *))
 {
 	int err;
 	struct cn_dev *dev = &cdev;
@@ -352,7 +346,7 @@ static int cn_ctl_msg_equals(struct cn_ctl_msg *m1, struct cn_ctl_msg *m2)
  *
  * Used for notification of a request's processing.
  */
-static void cn_callback(struct cn_msg *msg)
+static void cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	struct cn_ctl_msg *ctl;
 	struct cn_ctl_entry *ent;
diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c
index 3938c7817095..ff57c40e9b8b 100644
--- a/drivers/cpufreq/cpufreq.c
+++ b/drivers/cpufreq/cpufreq.c
@@ -41,7 +41,7 @@ static struct cpufreq_driver *cpufreq_driver;
 static DEFINE_PER_CPU(struct cpufreq_policy *, cpufreq_cpu_data);
 #ifdef CONFIG_HOTPLUG_CPU
 /* This one keeps track of the previously set governor of a removed CPU */
-static DEFINE_PER_CPU(struct cpufreq_governor *, cpufreq_cpu_governor);
+static DEFINE_PER_CPU(char[CPUFREQ_NAME_LEN], cpufreq_cpu_governor);
 #endif
 static DEFINE_SPINLOCK(cpufreq_driver_lock);
 
@@ -774,10 +774,12 @@ int cpufreq_add_dev_policy(unsigned int cpu, struct cpufreq_policy *policy,
 #ifdef CONFIG_SMP
 	unsigned long flags;
 	unsigned int j;
-
 #ifdef CONFIG_HOTPLUG_CPU
-	if (per_cpu(cpufreq_cpu_governor, cpu)) {
-		policy->governor = per_cpu(cpufreq_cpu_governor, cpu);
+	struct cpufreq_governor *gov;
+
+	gov = __find_governor(per_cpu(cpufreq_cpu_governor, cpu));
+	if (gov) {
+		policy->governor = gov;
 		dprintk("Restoring governor %s for cpu %d\n",
 		       policy->governor->name, cpu);
 	}
@@ -949,10 +951,13 @@ err_out_kobj_put:
 static int cpufreq_add_dev(struct sys_device *sys_dev)
 {
 	unsigned int cpu = sys_dev->id;
-	int ret = 0;
+	int ret = 0, found = 0;
 	struct cpufreq_policy *policy;
 	unsigned long flags;
 	unsigned int j;
+#ifdef CONFIG_HOTPLUG_CPU
+	int sibling;
+#endif
 
 	if (cpu_is_offline(cpu))
 		return 0;
@@ -999,7 +1004,19 @@ static int cpufreq_add_dev(struct sys_device *sys_dev)
 	INIT_WORK(&policy->update, handle_update);
 
 	/* Set governor before ->init, so that driver could check it */
-	policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
+#ifdef CONFIG_HOTPLUG_CPU
+	for_each_online_cpu(sibling) {
+		struct cpufreq_policy *cp = per_cpu(cpufreq_cpu_data, sibling);
+		if (cp && cp->governor &&
+		    (cpumask_test_cpu(cpu, cp->related_cpus))) {
+			policy->governor = cp->governor;
+			found = 1;
+			break;
+		}
+	}
+#endif
+	if (!found)
+		policy->governor = CPUFREQ_DEFAULT_GOVERNOR;
 	/* call driver. From then on the cpufreq must be able
 	 * to accept all calls to ->verify and ->setpolicy for this CPU
 	 */
@@ -1111,7 +1128,8 @@ static int __cpufreq_remove_dev(struct sys_device *sys_dev)
 #ifdef CONFIG_SMP
 
 #ifdef CONFIG_HOTPLUG_CPU
-	per_cpu(cpufreq_cpu_governor, cpu) = data->governor;
+	strncpy(per_cpu(cpufreq_cpu_governor, cpu), data->governor->name,
+			CPUFREQ_NAME_LEN);
 #endif
 
 	/* if we have other CPUs still registered, we need to unlink them,
@@ -1135,7 +1153,8 @@ static int __cpufreq_remove_dev(struct sys_device *sys_dev)
 				continue;
 			dprintk("removing link for cpu %u\n", j);
 #ifdef CONFIG_HOTPLUG_CPU
-			per_cpu(cpufreq_cpu_governor, j) = data->governor;
+			strncpy(per_cpu(cpufreq_cpu_governor, j),
+				data->governor->name, CPUFREQ_NAME_LEN);
 #endif
 			cpu_sys_dev = get_cpu_sysdev(j);
 			sysfs_remove_link(&cpu_sys_dev->kobj, "cpufreq");
@@ -1606,9 +1625,22 @@ EXPORT_SYMBOL_GPL(cpufreq_register_governor);
 
 void cpufreq_unregister_governor(struct cpufreq_governor *governor)
 {
+#ifdef CONFIG_HOTPLUG_CPU
+	int cpu;
+#endif
+
 	if (!governor)
 		return;
 
+#ifdef CONFIG_HOTPLUG_CPU
+	for_each_present_cpu(cpu) {
+		if (cpu_online(cpu))
+			continue;
+		if (!strcmp(per_cpu(cpufreq_cpu_governor, cpu), governor->name))
+			strcpy(per_cpu(cpufreq_cpu_governor, cpu), "\0");
+	}
+#endif
+
 	mutex_lock(&cpufreq_governor_mutex);
 	list_del(&governor->governor_list);
 	mutex_unlock(&cpufreq_governor_mutex);
diff --git a/drivers/cpufreq/cpufreq_conservative.c b/drivers/cpufreq/cpufreq_conservative.c
index bc33ddc9c97c..c7b081b839ff 100644
--- a/drivers/cpufreq/cpufreq_conservative.c
+++ b/drivers/cpufreq/cpufreq_conservative.c
@@ -116,9 +116,9 @@ static inline cputime64_t get_cpu_idle_time_jiffy(unsigned int cpu,
 
 	idle_time = cputime64_sub(cur_wall_time, busy_time);
 	if (wall)
-		*wall = cur_wall_time;
+		*wall = (cputime64_t)jiffies_to_usecs(cur_wall_time);
 
-	return idle_time;
+	return (cputime64_t)jiffies_to_usecs(idle_time);;
 }
 
 static inline cputime64_t get_cpu_idle_time(unsigned int cpu, cputime64_t *wall)
diff --git a/drivers/cpufreq/cpufreq_ondemand.c b/drivers/cpufreq/cpufreq_ondemand.c
index 071699de50ee..4b34ade2332b 100644
--- a/drivers/cpufreq/cpufreq_ondemand.c
+++ b/drivers/cpufreq/cpufreq_ondemand.c
@@ -133,9 +133,9 @@ static inline cputime64_t get_cpu_idle_time_jiffy(unsigned int cpu,
 
 	idle_time = cputime64_sub(cur_wall_time, busy_time);
 	if (wall)
-		*wall = cur_wall_time;
+		*wall = (cputime64_t)jiffies_to_usecs(cur_wall_time);
 
-	return idle_time;
+	return (cputime64_t)jiffies_to_usecs(idle_time);
 }
 
 static inline cputime64_t get_cpu_idle_time(unsigned int cpu, cputime64_t *wall)
diff --git a/drivers/cpuidle/cpuidle.c b/drivers/cpuidle/cpuidle.c
index 8504a2108557..12fdd3987a36 100644
--- a/drivers/cpuidle/cpuidle.c
+++ b/drivers/cpuidle/cpuidle.c
@@ -17,6 +17,7 @@
 #include <linux/cpuidle.h>
 #include <linux/ktime.h>
 #include <linux/hrtimer.h>
+#include <trace/events/power.h>
 
 #include "cpuidle.h"
 
@@ -75,8 +76,11 @@ static void cpuidle_idle_call(void)
 #endif
 	/* ask the governor for the next state */
 	next_state = cpuidle_curr_governor->select(dev);
-	if (need_resched())
+	if (need_resched()) {
+		local_irq_enable();
 		return;
+	}
+
 	target_state = &dev->states[next_state];
 
 	/* enter the state and update stats */
@@ -91,6 +95,7 @@ static void cpuidle_idle_call(void)
 	/* give the governor an opportunity to reflect on the outcome */
 	if (cpuidle_curr_governor->reflect)
 		cpuidle_curr_governor->reflect(dev);
+	trace_power_end(0);
 }
 
 /**
diff --git a/drivers/cpuidle/governors/menu.c b/drivers/cpuidle/governors/menu.c
index f1df59f59a37..68104434ebb5 100644
--- a/drivers/cpuidle/governors/menu.c
+++ b/drivers/cpuidle/governors/menu.c
@@ -2,8 +2,12 @@
  * menu.c - the menu idle governor
  *
  * Copyright (C) 2006-2007 Adam Belay <abelay@novell.com>
+ * Copyright (C) 2009 Intel Corporation
+ * Author:
+ *        Arjan van de Ven <arjan@linux.intel.com>
  *
- * This code is licenced under the GPL.
+ * This code is licenced under the GPL version 2 as described
+ * in the COPYING file that acompanies the Linux Kernel.
  */
 
 #include <linux/kernel.h>
@@ -13,22 +17,158 @@
 #include <linux/ktime.h>
 #include <linux/hrtimer.h>
 #include <linux/tick.h>
+#include <linux/sched.h>
 
-#define BREAK_FUZZ	4	/* 4 us */
-#define PRED_HISTORY_PCT	50
+#define BUCKETS 12
+#define RESOLUTION 1024
+#define DECAY 4
+#define MAX_INTERESTING 50000
+
+/*
+ * Concepts and ideas behind the menu governor
+ *
+ * For the menu governor, there are 3 decision factors for picking a C
+ * state:
+ * 1) Energy break even point
+ * 2) Performance impact
+ * 3) Latency tolerance (from pmqos infrastructure)
+ * These these three factors are treated independently.
+ *
+ * Energy break even point
+ * -----------------------
+ * C state entry and exit have an energy cost, and a certain amount of time in
+ * the  C state is required to actually break even on this cost. CPUIDLE
+ * provides us this duration in the "target_residency" field. So all that we
+ * need is a good prediction of how long we'll be idle. Like the traditional
+ * menu governor, we start with the actual known "next timer event" time.
+ *
+ * Since there are other source of wakeups (interrupts for example) than
+ * the next timer event, this estimation is rather optimistic. To get a
+ * more realistic estimate, a correction factor is applied to the estimate,
+ * that is based on historic behavior. For example, if in the past the actual
+ * duration always was 50% of the next timer tick, the correction factor will
+ * be 0.5.
+ *
+ * menu uses a running average for this correction factor, however it uses a
+ * set of factors, not just a single factor. This stems from the realization
+ * that the ratio is dependent on the order of magnitude of the expected
+ * duration; if we expect 500 milliseconds of idle time the likelihood of
+ * getting an interrupt very early is much higher than if we expect 50 micro
+ * seconds of idle time. A second independent factor that has big impact on
+ * the actual factor is if there is (disk) IO outstanding or not.
+ * (as a special twist, we consider every sleep longer than 50 milliseconds
+ * as perfect; there are no power gains for sleeping longer than this)
+ *
+ * For these two reasons we keep an array of 12 independent factors, that gets
+ * indexed based on the magnitude of the expected duration as well as the
+ * "is IO outstanding" property.
+ *
+ * Limiting Performance Impact
+ * ---------------------------
+ * C states, especially those with large exit latencies, can have a real
+ * noticable impact on workloads, which is not acceptable for most sysadmins,
+ * and in addition, less performance has a power price of its own.
+ *
+ * As a general rule of thumb, menu assumes that the following heuristic
+ * holds:
+ *     The busier the system, the less impact of C states is acceptable
+ *
+ * This rule-of-thumb is implemented using a performance-multiplier:
+ * If the exit latency times the performance multiplier is longer than
+ * the predicted duration, the C state is not considered a candidate
+ * for selection due to a too high performance impact. So the higher
+ * this multiplier is, the longer we need to be idle to pick a deep C
+ * state, and thus the less likely a busy CPU will hit such a deep
+ * C state.
+ *
+ * Two factors are used in determing this multiplier:
+ * a value of 10 is added for each point of "per cpu load average" we have.
+ * a value of 5 points is added for each process that is waiting for
+ * IO on this CPU.
+ * (these values are experimentally determined)
+ *
+ * The load average factor gives a longer term (few seconds) input to the
+ * decision, while the iowait value gives a cpu local instantanious input.
+ * The iowait factor may look low, but realize that this is also already
+ * represented in the system load average.
+ *
+ */
 
 struct menu_device {
 	int		last_state_idx;
+	int             needs_update;
 
 	unsigned int	expected_us;
-	unsigned int	predicted_us;
-	unsigned int    current_predicted_us;
-	unsigned int	last_measured_us;
-	unsigned int	elapsed_us;
+	u64		predicted_us;
+	unsigned int	measured_us;
+	unsigned int	exit_us;
+	unsigned int	bucket;
+	u64		correction_factor[BUCKETS];
 };
 
+
+#define LOAD_INT(x) ((x) >> FSHIFT)
+#define LOAD_FRAC(x) LOAD_INT(((x) & (FIXED_1-1)) * 100)
+
+static int get_loadavg(void)
+{
+	unsigned long this = this_cpu_load();
+
+
+	return LOAD_INT(this) * 10 + LOAD_FRAC(this) / 10;
+}
+
+static inline int which_bucket(unsigned int duration)
+{
+	int bucket = 0;
+
+	/*
+	 * We keep two groups of stats; one with no
+	 * IO pending, one without.
+	 * This allows us to calculate
+	 * E(duration)|iowait
+	 */
+	if (nr_iowait_cpu())
+		bucket = BUCKETS/2;
+
+	if (duration < 10)
+		return bucket;
+	if (duration < 100)
+		return bucket + 1;
+	if (duration < 1000)
+		return bucket + 2;
+	if (duration < 10000)
+		return bucket + 3;
+	if (duration < 100000)
+		return bucket + 4;
+	return bucket + 5;
+}
+
+/*
+ * Return a multiplier for the exit latency that is intended
+ * to take performance requirements into account.
+ * The more performance critical we estimate the system
+ * to be, the higher this multiplier, and thus the higher
+ * the barrier to go to an expensive C state.
+ */
+static inline int performance_multiplier(void)
+{
+	int mult = 1;
+
+	/* for higher loadavg, we are more reluctant */
+
+	mult += 2 * get_loadavg();
+
+	/* for IO wait tasks (per cpu!) we add 5x each */
+	mult += 10 * nr_iowait_cpu();
+
+	return mult;
+}
+
 static DEFINE_PER_CPU(struct menu_device, menu_devices);
 
+static void menu_update(struct cpuidle_device *dev);
+
 /**
  * menu_select - selects the next idle state to enter
  * @dev: the CPU
@@ -38,41 +178,68 @@ static int menu_select(struct cpuidle_device *dev)
 	struct menu_device *data = &__get_cpu_var(menu_devices);
 	int latency_req = pm_qos_requirement(PM_QOS_CPU_DMA_LATENCY);
 	int i;
+	int multiplier;
+
+	data->last_state_idx = 0;
+	data->exit_us = 0;
+
+	if (data->needs_update) {
+		menu_update(dev);
+		data->needs_update = 0;
+	}
 
 	/* Special case when user has set very strict latency requirement */
-	if (unlikely(latency_req == 0)) {
-		data->last_state_idx = 0;
+	if (unlikely(latency_req == 0))
 		return 0;
-	}
 
-	/* determine the expected residency time */
+	/* determine the expected residency time, round up */
 	data->expected_us =
-		(u32) ktime_to_ns(tick_nohz_get_sleep_length()) / 1000;
+	    DIV_ROUND_UP((u32)ktime_to_ns(tick_nohz_get_sleep_length()), 1000);
+
+
+	data->bucket = which_bucket(data->expected_us);
+
+	multiplier = performance_multiplier();
+
+	/*
+	 * if the correction factor is 0 (eg first time init or cpu hotplug
+	 * etc), we actually want to start out with a unity factor.
+	 */
+	if (data->correction_factor[data->bucket] == 0)
+		data->correction_factor[data->bucket] = RESOLUTION * DECAY;
+
+	/* Make sure to round up for half microseconds */
+	data->predicted_us = DIV_ROUND_CLOSEST(
+		data->expected_us * data->correction_factor[data->bucket],
+		RESOLUTION * DECAY);
+
+	/*
+	 * We want to default to C1 (hlt), not to busy polling
+	 * unless the timer is happening really really soon.
+	 */
+	if (data->expected_us > 5)
+		data->last_state_idx = CPUIDLE_DRIVER_STATE_START;
 
-	/* Recalculate predicted_us based on prediction_history_pct */
-	data->predicted_us *= PRED_HISTORY_PCT;
-	data->predicted_us += (100 - PRED_HISTORY_PCT) *
-				data->current_predicted_us;
-	data->predicted_us /= 100;
 
 	/* find the deepest idle state that satisfies our constraints */
-	for (i = CPUIDLE_DRIVER_STATE_START + 1; i < dev->state_count; i++) {
+	for (i = CPUIDLE_DRIVER_STATE_START; i < dev->state_count; i++) {
 		struct cpuidle_state *s = &dev->states[i];
 
-		if (s->target_residency > data->expected_us)
-			break;
 		if (s->target_residency > data->predicted_us)
 			break;
 		if (s->exit_latency > latency_req)
 			break;
+		if (s->exit_latency * multiplier > data->predicted_us)
+			break;
+		data->exit_us = s->exit_latency;
+		data->last_state_idx = i;
 	}
 
-	data->last_state_idx = i - 1;
-	return i - 1;
+	return data->last_state_idx;
 }
 
 /**
- * menu_reflect - attempts to guess what happened after entry
+ * menu_reflect - records that data structures need update
  * @dev: the CPU
  *
  * NOTE: it's important to be fast here because this operation will add to
@@ -81,39 +248,63 @@ static int menu_select(struct cpuidle_device *dev)
 static void menu_reflect(struct cpuidle_device *dev)
 {
 	struct menu_device *data = &__get_cpu_var(menu_devices);
+	data->needs_update = 1;
+}
+
+/**
+ * menu_update - attempts to guess what happened after entry
+ * @dev: the CPU
+ */
+static void menu_update(struct cpuidle_device *dev)
+{
+	struct menu_device *data = &__get_cpu_var(menu_devices);
 	int last_idx = data->last_state_idx;
 	unsigned int last_idle_us = cpuidle_get_last_residency(dev);
 	struct cpuidle_state *target = &dev->states[last_idx];
 	unsigned int measured_us;
+	u64 new_factor;
 
 	/*
 	 * Ugh, this idle state doesn't support residency measurements, so we
 	 * are basically lost in the dark.  As a compromise, assume we slept
-	 * for one full standard timer tick.  However, be aware that this
-	 * could potentially result in a suboptimal state transition.
+	 * for the whole expected time.
 	 */
 	if (unlikely(!(target->flags & CPUIDLE_FLAG_TIME_VALID)))
-		last_idle_us = USEC_PER_SEC / HZ;
+		last_idle_us = data->expected_us;
+
+
+	measured_us = last_idle_us;
 
 	/*
-	 * measured_us and elapsed_us are the cumulative idle time, since the
-	 * last time we were woken out of idle by an interrupt.
+	 * We correct for the exit latency; we are assuming here that the
+	 * exit latency happens after the event that we're interested in.
 	 */
-	if (data->elapsed_us <= data->elapsed_us + last_idle_us)
-		measured_us = data->elapsed_us + last_idle_us;
+	if (measured_us > data->exit_us)
+		measured_us -= data->exit_us;
+
+
+	/* update our correction ratio */
+
+	new_factor = data->correction_factor[data->bucket]
+			* (DECAY - 1) / DECAY;
+
+	if (data->expected_us > 0 && data->measured_us < MAX_INTERESTING)
+		new_factor += RESOLUTION * measured_us / data->expected_us;
 	else
-		measured_us = -1;
+		/*
+		 * we were idle so long that we count it as a perfect
+		 * prediction
+		 */
+		new_factor += RESOLUTION;
 
-	/* Predict time until next break event */
-	data->current_predicted_us = max(measured_us, data->last_measured_us);
+	/*
+	 * We don't want 0 as factor; we always want at least
+	 * a tiny bit of estimated time.
+	 */
+	if (new_factor == 0)
+		new_factor = 1;
 
-	if (last_idle_us + BREAK_FUZZ <
-	    data->expected_us - target->exit_latency) {
-		data->last_measured_us = measured_us;
-		data->elapsed_us = 0;
-	} else {
-		data->elapsed_us = measured_us;
-	}
+	data->correction_factor[data->bucket] = new_factor;
 }
 
 /**
diff --git a/drivers/crypto/padlock-aes.c b/drivers/crypto/padlock-aes.c
index a9952b1236b0..84c51e177269 100644
--- a/drivers/crypto/padlock-aes.c
+++ b/drivers/crypto/padlock-aes.c
@@ -236,7 +236,7 @@ static inline void ecb_crypt(const u8 *in, u8 *out, u32 *key,
 	/* Padlock in ECB mode fetches at least ecb_fetch_bytes of data.
 	 * We could avoid some copying here but it's probably not worth it.
 	 */
-	if (unlikely(((unsigned long)in & PAGE_SIZE) + ecb_fetch_bytes > PAGE_SIZE)) {
+	if (unlikely(((unsigned long)in & ~PAGE_MASK) + ecb_fetch_bytes > PAGE_SIZE)) {
 		ecb_crypt_copy(in, out, key, cword, count);
 		return;
 	}
@@ -248,7 +248,7 @@ static inline u8 *cbc_crypt(const u8 *in, u8 *out, u32 *key,
 			    u8 *iv, struct cword *cword, int count)
 {
 	/* Padlock in CBC mode fetches at least cbc_fetch_bytes of data. */
-	if (unlikely(((unsigned long)in & PAGE_SIZE) + cbc_fetch_bytes > PAGE_SIZE))
+	if (unlikely(((unsigned long)in & ~PAGE_MASK) + cbc_fetch_bytes > PAGE_SIZE))
 		return cbc_crypt_copy(in, out, key, iv, cword, count);
 
 	return rep_xcrypt_cbc(in, out, key, iv, cword, count);
diff --git a/drivers/dca/dca-core.c b/drivers/dca/dca-core.c
index 25b743abfb59..52e6bb70a490 100644
--- a/drivers/dca/dca-core.c
+++ b/drivers/dca/dca-core.c
@@ -28,7 +28,7 @@
 #include <linux/device.h>
 #include <linux/dca.h>
 
-#define DCA_VERSION "1.8"
+#define DCA_VERSION "1.12.1"
 
 MODULE_VERSION(DCA_VERSION);
 MODULE_LICENSE("GPL");
@@ -36,20 +36,92 @@ MODULE_AUTHOR("Intel Corporation");
 
 static DEFINE_SPINLOCK(dca_lock);
 
-static LIST_HEAD(dca_providers);
+static LIST_HEAD(dca_domains);
 
-static struct dca_provider *dca_find_provider_by_dev(struct device *dev)
+static struct pci_bus *dca_pci_rc_from_dev(struct device *dev)
 {
-	struct dca_provider *dca, *ret = NULL;
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct pci_bus *bus = pdev->bus;
 
-	list_for_each_entry(dca, &dca_providers, node) {
-		if ((!dev) || (dca->ops->dev_managed(dca, dev))) {
-			ret = dca;
-			break;
-		}
+	while (bus->parent)
+		bus = bus->parent;
+
+	return bus;
+}
+
+static struct dca_domain *dca_allocate_domain(struct pci_bus *rc)
+{
+	struct dca_domain *domain;
+
+	domain = kzalloc(sizeof(*domain), GFP_NOWAIT);
+	if (!domain)
+		return NULL;
+
+	INIT_LIST_HEAD(&domain->dca_providers);
+	domain->pci_rc = rc;
+
+	return domain;
+}
+
+static void dca_free_domain(struct dca_domain *domain)
+{
+	list_del(&domain->node);
+	kfree(domain);
+}
+
+static struct dca_domain *dca_find_domain(struct pci_bus *rc)
+{
+	struct dca_domain *domain;
+
+	list_for_each_entry(domain, &dca_domains, node)
+		if (domain->pci_rc == rc)
+			return domain;
+
+	return NULL;
+}
+
+static struct dca_domain *dca_get_domain(struct device *dev)
+{
+	struct pci_bus *rc;
+	struct dca_domain *domain;
+
+	rc = dca_pci_rc_from_dev(dev);
+	domain = dca_find_domain(rc);
+
+	if (!domain) {
+		domain = dca_allocate_domain(rc);
+		if (domain)
+			list_add(&domain->node, &dca_domains);
+	}
+
+	return domain;
+}
+
+static struct dca_provider *dca_find_provider_by_dev(struct device *dev)
+{
+	struct dca_provider *dca;
+	struct pci_bus *rc;
+	struct dca_domain *domain;
+
+	if (dev) {
+		rc = dca_pci_rc_from_dev(dev);
+		domain = dca_find_domain(rc);
+		if (!domain)
+			return NULL;
+	} else {
+		if (!list_empty(&dca_domains))
+			domain = list_first_entry(&dca_domains,
+						  struct dca_domain,
+						  node);
+		else
+			return NULL;
 	}
 
-	return ret;
+	list_for_each_entry(dca, &domain->dca_providers, node)
+		if ((!dev) || (dca->ops->dev_managed(dca, dev)))
+			return dca;
+
+	return NULL;
 }
 
 /**
@@ -61,6 +133,8 @@ int dca_add_requester(struct device *dev)
 	struct dca_provider *dca;
 	int err, slot = -ENODEV;
 	unsigned long flags;
+	struct pci_bus *pci_rc;
+	struct dca_domain *domain;
 
 	if (!dev)
 		return -EFAULT;
@@ -74,7 +148,14 @@ int dca_add_requester(struct device *dev)
 		return -EEXIST;
 	}
 
-	list_for_each_entry(dca, &dca_providers, node) {
+	pci_rc = dca_pci_rc_from_dev(dev);
+	domain = dca_find_domain(pci_rc);
+	if (!domain) {
+		spin_unlock_irqrestore(&dca_lock, flags);
+		return -ENODEV;
+	}
+
+	list_for_each_entry(dca, &domain->dca_providers, node) {
 		slot = dca->ops->add_requester(dca, dev);
 		if (slot >= 0)
 			break;
@@ -222,13 +303,19 @@ int register_dca_provider(struct dca_provider *dca, struct device *dev)
 {
 	int err;
 	unsigned long flags;
+	struct dca_domain *domain;
 
 	err = dca_sysfs_add_provider(dca, dev);
 	if (err)
 		return err;
 
 	spin_lock_irqsave(&dca_lock, flags);
-	list_add(&dca->node, &dca_providers);
+	domain = dca_get_domain(dev);
+	if (!domain) {
+		spin_unlock_irqrestore(&dca_lock, flags);
+		return -ENODEV;
+	}
+	list_add(&dca->node, &domain->dca_providers);
 	spin_unlock_irqrestore(&dca_lock, flags);
 
 	blocking_notifier_call_chain(&dca_provider_chain,
@@ -241,15 +328,24 @@ EXPORT_SYMBOL_GPL(register_dca_provider);
  * unregister_dca_provider - remove a dca provider
  * @dca - struct created by alloc_dca_provider()
  */
-void unregister_dca_provider(struct dca_provider *dca)
+void unregister_dca_provider(struct dca_provider *dca, struct device *dev)
 {
 	unsigned long flags;
+	struct pci_bus *pci_rc;
+	struct dca_domain *domain;
 
 	blocking_notifier_call_chain(&dca_provider_chain,
 				     DCA_PROVIDER_REMOVE, NULL);
 
 	spin_lock_irqsave(&dca_lock, flags);
+
 	list_del(&dca->node);
+
+	pci_rc = dca_pci_rc_from_dev(dev);
+	domain = dca_find_domain(pci_rc);
+	if (list_empty(&domain->dca_providers))
+		dca_free_domain(domain);
+
 	spin_unlock_irqrestore(&dca_lock, flags);
 
 	dca_sysfs_remove_provider(dca);
@@ -276,7 +372,7 @@ EXPORT_SYMBOL_GPL(dca_unregister_notify);
 
 static int __init dca_init(void)
 {
-	printk(KERN_ERR "dca service started, version %s\n", DCA_VERSION);
+	pr_info("dca service started, version %s\n", DCA_VERSION);
 	return dca_sysfs_init();
 }
 
diff --git a/drivers/dma/Kconfig b/drivers/dma/Kconfig
index 81e1020fb514..b401dadad4a8 100644
--- a/drivers/dma/Kconfig
+++ b/drivers/dma/Kconfig
@@ -17,11 +17,17 @@ if DMADEVICES
 
 comment "DMA Devices"
 
+config ASYNC_TX_DISABLE_CHANNEL_SWITCH
+	bool
+
 config INTEL_IOATDMA
 	tristate "Intel I/OAT DMA support"
 	depends on PCI && X86
 	select DMA_ENGINE
 	select DCA
+	select ASYNC_TX_DISABLE_CHANNEL_SWITCH
+	select ASYNC_TX_DISABLE_PQ_VAL_DMA
+	select ASYNC_TX_DISABLE_XOR_VAL_DMA
 	help
 	  Enable support for the Intel(R) I/OAT DMA engine present
 	  in recent Intel Xeon chipsets.
@@ -97,6 +103,14 @@ config TXX9_DMAC
 	  Support the TXx9 SoC internal DMA controller.  This can be
 	  integrated in chips such as the Toshiba TX4927/38/39.
 
+config SH_DMAE
+	tristate "Renesas SuperH DMAC support"
+	depends on SUPERH && SH_DMA
+	depends on !SH_DMA_API
+	select DMA_ENGINE
+	help
+	  Enable support for the Renesas SuperH DMA controllers.
+
 config DMA_ENGINE
 	bool
 
@@ -116,7 +130,7 @@ config NET_DMA
 
 config ASYNC_TX_DMA
 	bool "Async_tx: Offload support for the async_tx api"
-	depends on DMA_ENGINE && !HIGHMEM64G
+	depends on DMA_ENGINE
 	help
 	  This allows the async_tx api to take advantage of offload engines for
 	  memcpy, memset, xor, and raid6 p+q operations.  If your platform has
diff --git a/drivers/dma/Makefile b/drivers/dma/Makefile
index 40e1e0083571..eca71ba78ae9 100644
--- a/drivers/dma/Makefile
+++ b/drivers/dma/Makefile
@@ -1,8 +1,7 @@
 obj-$(CONFIG_DMA_ENGINE) += dmaengine.o
 obj-$(CONFIG_NET_DMA) += iovlock.o
 obj-$(CONFIG_DMATEST) += dmatest.o
-obj-$(CONFIG_INTEL_IOATDMA) += ioatdma.o
-ioatdma-objs := ioat.o ioat_dma.o ioat_dca.o
+obj-$(CONFIG_INTEL_IOATDMA) += ioat/
 obj-$(CONFIG_INTEL_IOP_ADMA) += iop-adma.o
 obj-$(CONFIG_FSL_DMA) += fsldma.o
 obj-$(CONFIG_MV_XOR) += mv_xor.o
@@ -10,3 +9,4 @@ obj-$(CONFIG_DW_DMAC) += dw_dmac.o
 obj-$(CONFIG_AT_HDMAC) += at_hdmac.o
 obj-$(CONFIG_MX3_IPU) += ipu/
 obj-$(CONFIG_TXX9_DMAC) += txx9dmac.o
+obj-$(CONFIG_SH_DMAE) += shdma.o
diff --git a/drivers/dma/at_hdmac.c b/drivers/dma/at_hdmac.c
index c8522e6f1ad2..7585c4164bd5 100644
--- a/drivers/dma/at_hdmac.c
+++ b/drivers/dma/at_hdmac.c
@@ -87,6 +87,7 @@ static struct at_desc *atc_alloc_descriptor(struct dma_chan *chan,
 	desc = dma_pool_alloc(atdma->dma_desc_pool, gfp_flags, &phys);
 	if (desc) {
 		memset(desc, 0, sizeof(struct at_desc));
+		INIT_LIST_HEAD(&desc->tx_list);
 		dma_async_tx_descriptor_init(&desc->txd, chan);
 		/* txd.flags will be overwritten in prep functions */
 		desc->txd.flags = DMA_CTRL_ACK;
@@ -150,11 +151,11 @@ static void atc_desc_put(struct at_dma_chan *atchan, struct at_desc *desc)
 		struct at_desc *child;
 
 		spin_lock_bh(&atchan->lock);
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			dev_vdbg(chan2dev(&atchan->chan_common),
 					"moving child desc %p to freelist\n",
 					child);
-		list_splice_init(&desc->txd.tx_list, &atchan->free_list);
+		list_splice_init(&desc->tx_list, &atchan->free_list);
 		dev_vdbg(chan2dev(&atchan->chan_common),
 			 "moving desc %p to freelist\n", desc);
 		list_add(&desc->desc_node, &atchan->free_list);
@@ -247,30 +248,33 @@ atc_chain_complete(struct at_dma_chan *atchan, struct at_desc *desc)
 	param = txd->callback_param;
 
 	/* move children to free_list */
-	list_splice_init(&txd->tx_list, &atchan->free_list);
+	list_splice_init(&desc->tx_list, &atchan->free_list);
 	/* move myself to free_list */
 	list_move(&desc->desc_node, &atchan->free_list);
 
 	/* unmap dma addresses */
-	if (!(txd->flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
-		if (txd->flags & DMA_COMPL_DEST_UNMAP_SINGLE)
-			dma_unmap_single(chan2parent(&atchan->chan_common),
-					desc->lli.daddr,
-					desc->len, DMA_FROM_DEVICE);
-		else
-			dma_unmap_page(chan2parent(&atchan->chan_common),
-					desc->lli.daddr,
-					desc->len, DMA_FROM_DEVICE);
-	}
-	if (!(txd->flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
-		if (txd->flags & DMA_COMPL_SRC_UNMAP_SINGLE)
-			dma_unmap_single(chan2parent(&atchan->chan_common),
-					desc->lli.saddr,
-					desc->len, DMA_TO_DEVICE);
-		else
-			dma_unmap_page(chan2parent(&atchan->chan_common),
-					desc->lli.saddr,
-					desc->len, DMA_TO_DEVICE);
+	if (!atchan->chan_common.private) {
+		struct device *parent = chan2parent(&atchan->chan_common);
+		if (!(txd->flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
+			if (txd->flags & DMA_COMPL_DEST_UNMAP_SINGLE)
+				dma_unmap_single(parent,
+						desc->lli.daddr,
+						desc->len, DMA_FROM_DEVICE);
+			else
+				dma_unmap_page(parent,
+						desc->lli.daddr,
+						desc->len, DMA_FROM_DEVICE);
+		}
+		if (!(txd->flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+			if (txd->flags & DMA_COMPL_SRC_UNMAP_SINGLE)
+				dma_unmap_single(parent,
+						desc->lli.saddr,
+						desc->len, DMA_TO_DEVICE);
+			else
+				dma_unmap_page(parent,
+						desc->lli.saddr,
+						desc->len, DMA_TO_DEVICE);
+		}
 	}
 
 	/*
@@ -334,7 +338,7 @@ static void atc_cleanup_descriptors(struct at_dma_chan *atchan)
 			/* This one is currently in progress */
 			return;
 
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			if (!(child->lli.ctrla & ATC_DONE))
 				/* Currently in progress */
 				return;
@@ -407,7 +411,7 @@ static void atc_handle_error(struct at_dma_chan *atchan)
 	dev_crit(chan2dev(&atchan->chan_common),
 			"  cookie: %d\n", bad_desc->txd.cookie);
 	atc_dump_lli(atchan, &bad_desc->lli);
-	list_for_each_entry(child, &bad_desc->txd.tx_list, desc_node)
+	list_for_each_entry(child, &bad_desc->tx_list, desc_node)
 		atc_dump_lli(atchan, &child->lli);
 
 	/* Pretend the descriptor completed successfully */
@@ -587,7 +591,7 @@ atc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
 			prev->lli.dscr = desc->txd.phys;
 			/* insert the link descriptor to the LD ring */
 			list_add_tail(&desc->desc_node,
-					&first->txd.tx_list);
+					&first->tx_list);
 		}
 		prev = desc;
 	}
@@ -646,8 +650,6 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 
 	reg_width = atslave->reg_width;
 
-	sg_len = dma_map_sg(chan2parent(chan), sgl, sg_len, direction);
-
 	ctrla = ATC_DEFAULT_CTRLA | atslave->ctrla;
 	ctrlb = ATC_DEFAULT_CTRLB | ATC_IEN;
 
@@ -687,7 +689,7 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 				prev->lli.dscr = desc->txd.phys;
 				/* insert the link descriptor to the LD ring */
 				list_add_tail(&desc->desc_node,
-						&first->txd.tx_list);
+						&first->tx_list);
 			}
 			prev = desc;
 			total_len += len;
@@ -729,7 +731,7 @@ atc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 				prev->lli.dscr = desc->txd.phys;
 				/* insert the link descriptor to the LD ring */
 				list_add_tail(&desc->desc_node,
-						&first->txd.tx_list);
+						&first->tx_list);
 			}
 			prev = desc;
 			total_len += len;
diff --git a/drivers/dma/at_hdmac_regs.h b/drivers/dma/at_hdmac_regs.h
index 4c972afc49ec..495457e3dc4b 100644
--- a/drivers/dma/at_hdmac_regs.h
+++ b/drivers/dma/at_hdmac_regs.h
@@ -165,6 +165,7 @@ struct at_desc {
 	struct at_lli			lli;
 
 	/* THEN values for driver housekeeping */
+	struct list_head		tx_list;
 	struct dma_async_tx_descriptor	txd;
 	struct list_head		desc_node;
 	size_t				len;
diff --git a/drivers/dma/dmaengine.c b/drivers/dma/dmaengine.c
index 5a87384ea4ff..8f99354082ce 100644
--- a/drivers/dma/dmaengine.c
+++ b/drivers/dma/dmaengine.c
@@ -608,6 +608,50 @@ void dmaengine_put(void)
 }
 EXPORT_SYMBOL(dmaengine_put);
 
+static bool device_has_all_tx_types(struct dma_device *device)
+{
+	/* A device that satisfies this test has channels that will never cause
+	 * an async_tx channel switch event as all possible operation types can
+	 * be handled.
+	 */
+	#ifdef CONFIG_ASYNC_TX_DMA
+	if (!dma_has_cap(DMA_INTERRUPT, device->cap_mask))
+		return false;
+	#endif
+
+	#if defined(CONFIG_ASYNC_MEMCPY) || defined(CONFIG_ASYNC_MEMCPY_MODULE)
+	if (!dma_has_cap(DMA_MEMCPY, device->cap_mask))
+		return false;
+	#endif
+
+	#if defined(CONFIG_ASYNC_MEMSET) || defined(CONFIG_ASYNC_MEMSET_MODULE)
+	if (!dma_has_cap(DMA_MEMSET, device->cap_mask))
+		return false;
+	#endif
+
+	#if defined(CONFIG_ASYNC_XOR) || defined(CONFIG_ASYNC_XOR_MODULE)
+	if (!dma_has_cap(DMA_XOR, device->cap_mask))
+		return false;
+
+	#ifndef CONFIG_ASYNC_TX_DISABLE_XOR_VAL_DMA
+	if (!dma_has_cap(DMA_XOR_VAL, device->cap_mask))
+		return false;
+	#endif
+	#endif
+
+	#if defined(CONFIG_ASYNC_PQ) || defined(CONFIG_ASYNC_PQ_MODULE)
+	if (!dma_has_cap(DMA_PQ, device->cap_mask))
+		return false;
+
+	#ifndef CONFIG_ASYNC_TX_DISABLE_PQ_VAL_DMA
+	if (!dma_has_cap(DMA_PQ_VAL, device->cap_mask))
+		return false;
+	#endif
+	#endif
+
+	return true;
+}
+
 static int get_dma_id(struct dma_device *device)
 {
 	int rc;
@@ -644,8 +688,12 @@ int dma_async_device_register(struct dma_device *device)
 		!device->device_prep_dma_memcpy);
 	BUG_ON(dma_has_cap(DMA_XOR, device->cap_mask) &&
 		!device->device_prep_dma_xor);
-	BUG_ON(dma_has_cap(DMA_ZERO_SUM, device->cap_mask) &&
-		!device->device_prep_dma_zero_sum);
+	BUG_ON(dma_has_cap(DMA_XOR_VAL, device->cap_mask) &&
+		!device->device_prep_dma_xor_val);
+	BUG_ON(dma_has_cap(DMA_PQ, device->cap_mask) &&
+		!device->device_prep_dma_pq);
+	BUG_ON(dma_has_cap(DMA_PQ_VAL, device->cap_mask) &&
+		!device->device_prep_dma_pq_val);
 	BUG_ON(dma_has_cap(DMA_MEMSET, device->cap_mask) &&
 		!device->device_prep_dma_memset);
 	BUG_ON(dma_has_cap(DMA_INTERRUPT, device->cap_mask) &&
@@ -661,6 +709,12 @@ int dma_async_device_register(struct dma_device *device)
 	BUG_ON(!device->device_issue_pending);
 	BUG_ON(!device->dev);
 
+	/* note: this only matters in the
+	 * CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH=y case
+	 */
+	if (device_has_all_tx_types(device))
+		dma_cap_set(DMA_ASYNC_TX, device->cap_mask);
+
 	idr_ref = kmalloc(sizeof(*idr_ref), GFP_KERNEL);
 	if (!idr_ref)
 		return -ENOMEM;
@@ -933,55 +987,29 @@ void dma_async_tx_descriptor_init(struct dma_async_tx_descriptor *tx,
 {
 	tx->chan = chan;
 	spin_lock_init(&tx->lock);
-	INIT_LIST_HEAD(&tx->tx_list);
 }
 EXPORT_SYMBOL(dma_async_tx_descriptor_init);
 
 /* dma_wait_for_async_tx - spin wait for a transaction to complete
  * @tx: in-flight transaction to wait on
- *
- * This routine assumes that tx was obtained from a call to async_memcpy,
- * async_xor, async_memset, etc which ensures that tx is "in-flight" (prepped
- * and submitted).  Walking the parent chain is only meant to cover for DMA
- * drivers that do not implement the DMA_INTERRUPT capability and may race with
- * the driver's descriptor cleanup routine.
  */
 enum dma_status
 dma_wait_for_async_tx(struct dma_async_tx_descriptor *tx)
 {
-	enum dma_status status;
-	struct dma_async_tx_descriptor *iter;
-	struct dma_async_tx_descriptor *parent;
+	unsigned long dma_sync_wait_timeout = jiffies + msecs_to_jiffies(5000);
 
 	if (!tx)
 		return DMA_SUCCESS;
 
-	WARN_ONCE(tx->parent, "%s: speculatively walking dependency chain for"
-		  " %s\n", __func__, dma_chan_name(tx->chan));
-
-	/* poll through the dependency chain, return when tx is complete */
-	do {
-		iter = tx;
-
-		/* find the root of the unsubmitted dependency chain */
-		do {
-			parent = iter->parent;
-			if (!parent)
-				break;
-			else
-				iter = parent;
-		} while (parent);
-
-		/* there is a small window for ->parent == NULL and
-		 * ->cookie == -EBUSY
-		 */
-		while (iter->cookie == -EBUSY)
-			cpu_relax();
-
-		status = dma_sync_wait(iter->chan, iter->cookie);
-	} while (status == DMA_IN_PROGRESS || (iter != tx));
-
-	return status;
+	while (tx->cookie == -EBUSY) {
+		if (time_after_eq(jiffies, dma_sync_wait_timeout)) {
+			pr_err("%s timeout waiting for descriptor submission\n",
+				__func__);
+			return DMA_ERROR;
+		}
+		cpu_relax();
+	}
+	return dma_sync_wait(tx->chan, tx->cookie);
 }
 EXPORT_SYMBOL_GPL(dma_wait_for_async_tx);
 
diff --git a/drivers/dma/dmatest.c b/drivers/dma/dmatest.c
index d93017fc7872..a32a4cf7b1e0 100644
--- a/drivers/dma/dmatest.c
+++ b/drivers/dma/dmatest.c
@@ -48,6 +48,11 @@ module_param(xor_sources, uint, S_IRUGO);
 MODULE_PARM_DESC(xor_sources,
 		"Number of xor source buffers (default: 3)");
 
+static unsigned int pq_sources = 3;
+module_param(pq_sources, uint, S_IRUGO);
+MODULE_PARM_DESC(pq_sources,
+		"Number of p+q source buffers (default: 3)");
+
 /*
  * Initialization patterns. All bytes in the source buffer has bit 7
  * set, all bytes in the destination buffer has bit 7 cleared.
@@ -232,6 +237,7 @@ static int dmatest_func(void *data)
 	dma_cookie_t		cookie;
 	enum dma_status		status;
 	enum dma_ctrl_flags 	flags;
+	u8			pq_coefs[pq_sources];
 	int			ret;
 	int			src_cnt;
 	int			dst_cnt;
@@ -248,6 +254,11 @@ static int dmatest_func(void *data)
 	else if (thread->type == DMA_XOR) {
 		src_cnt = xor_sources | 1; /* force odd to ensure dst = src */
 		dst_cnt = 1;
+	} else if (thread->type == DMA_PQ) {
+		src_cnt = pq_sources | 1; /* force odd to ensure dst = src */
+		dst_cnt = 2;
+		for (i = 0; i < pq_sources; i++)
+			pq_coefs[i] = 1;
 	} else
 		goto err_srcs;
 
@@ -283,6 +294,7 @@ static int dmatest_func(void *data)
 		dma_addr_t dma_dsts[dst_cnt];
 		struct completion cmp;
 		unsigned long tmo = msecs_to_jiffies(3000);
+		u8 align = 0;
 
 		total_tests++;
 
@@ -290,6 +302,18 @@ static int dmatest_func(void *data)
 		src_off = dmatest_random() % (test_buf_size - len + 1);
 		dst_off = dmatest_random() % (test_buf_size - len + 1);
 
+		/* honor alignment restrictions */
+		if (thread->type == DMA_MEMCPY)
+			align = dev->copy_align;
+		else if (thread->type == DMA_XOR)
+			align = dev->xor_align;
+		else if (thread->type == DMA_PQ)
+			align = dev->pq_align;
+
+		len = (len >> align) << align;
+		src_off = (src_off >> align) << align;
+		dst_off = (dst_off >> align) << align;
+
 		dmatest_init_srcs(thread->srcs, src_off, len);
 		dmatest_init_dsts(thread->dsts, dst_off, len);
 
@@ -306,6 +330,7 @@ static int dmatest_func(void *data)
 						     DMA_BIDIRECTIONAL);
 		}
 
+
 		if (thread->type == DMA_MEMCPY)
 			tx = dev->device_prep_dma_memcpy(chan,
 							 dma_dsts[0] + dst_off,
@@ -316,6 +341,15 @@ static int dmatest_func(void *data)
 						      dma_dsts[0] + dst_off,
 						      dma_srcs, xor_sources,
 						      len, flags);
+		else if (thread->type == DMA_PQ) {
+			dma_addr_t dma_pq[dst_cnt];
+
+			for (i = 0; i < dst_cnt; i++)
+				dma_pq[i] = dma_dsts[i] + dst_off;
+			tx = dev->device_prep_dma_pq(chan, dma_pq, dma_srcs,
+						     pq_sources, pq_coefs,
+						     len, flags);
+		}
 
 		if (!tx) {
 			for (i = 0; i < src_cnt; i++)
@@ -459,6 +493,8 @@ static int dmatest_add_threads(struct dmatest_chan *dtc, enum dma_transaction_ty
 		op = "copy";
 	else if (type == DMA_XOR)
 		op = "xor";
+	else if (type == DMA_PQ)
+		op = "pq";
 	else
 		return -EINVAL;
 
@@ -514,6 +550,10 @@ static int dmatest_add_channel(struct dma_chan *chan)
 		cnt = dmatest_add_threads(dtc, DMA_XOR);
 		thread_count += cnt > 0 ? cnt : 0;
 	}
+	if (dma_has_cap(DMA_PQ, dma_dev->cap_mask)) {
+		cnt = dmatest_add_threads(dtc, DMA_PQ);
+		thread_count += cnt > 0 ?: 0;
+	}
 
 	pr_info("dmatest: Started %u threads using %s\n",
 		thread_count, dma_chan_name(chan));
diff --git a/drivers/dma/dw_dmac.c b/drivers/dma/dw_dmac.c
index 933c143b6a74..2eea823516a7 100644
--- a/drivers/dma/dw_dmac.c
+++ b/drivers/dma/dw_dmac.c
@@ -116,7 +116,7 @@ static void dwc_sync_desc_for_cpu(struct dw_dma_chan *dwc, struct dw_desc *desc)
 {
 	struct dw_desc	*child;
 
-	list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+	list_for_each_entry(child, &desc->tx_list, desc_node)
 		dma_sync_single_for_cpu(chan2parent(&dwc->chan),
 				child->txd.phys, sizeof(child->lli),
 				DMA_TO_DEVICE);
@@ -137,11 +137,11 @@ static void dwc_desc_put(struct dw_dma_chan *dwc, struct dw_desc *desc)
 		dwc_sync_desc_for_cpu(dwc, desc);
 
 		spin_lock_bh(&dwc->lock);
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			dev_vdbg(chan2dev(&dwc->chan),
 					"moving child desc %p to freelist\n",
 					child);
-		list_splice_init(&desc->txd.tx_list, &dwc->free_list);
+		list_splice_init(&desc->tx_list, &dwc->free_list);
 		dev_vdbg(chan2dev(&dwc->chan), "moving desc %p to freelist\n", desc);
 		list_add(&desc->desc_node, &dwc->free_list);
 		spin_unlock_bh(&dwc->lock);
@@ -209,19 +209,28 @@ dwc_descriptor_complete(struct dw_dma_chan *dwc, struct dw_desc *desc)
 	param = txd->callback_param;
 
 	dwc_sync_desc_for_cpu(dwc, desc);
-	list_splice_init(&txd->tx_list, &dwc->free_list);
+	list_splice_init(&desc->tx_list, &dwc->free_list);
 	list_move(&desc->desc_node, &dwc->free_list);
 
-	/*
-	 * We use dma_unmap_page() regardless of how the buffers were
-	 * mapped before they were submitted...
-	 */
-	if (!(txd->flags & DMA_COMPL_SKIP_DEST_UNMAP))
-		dma_unmap_page(chan2parent(&dwc->chan), desc->lli.dar,
-			       desc->len, DMA_FROM_DEVICE);
-	if (!(txd->flags & DMA_COMPL_SKIP_SRC_UNMAP))
-		dma_unmap_page(chan2parent(&dwc->chan), desc->lli.sar,
-			       desc->len, DMA_TO_DEVICE);
+	if (!dwc->chan.private) {
+		struct device *parent = chan2parent(&dwc->chan);
+		if (!(txd->flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
+			if (txd->flags & DMA_COMPL_DEST_UNMAP_SINGLE)
+				dma_unmap_single(parent, desc->lli.dar,
+						desc->len, DMA_FROM_DEVICE);
+			else
+				dma_unmap_page(parent, desc->lli.dar,
+						desc->len, DMA_FROM_DEVICE);
+		}
+		if (!(txd->flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+			if (txd->flags & DMA_COMPL_SRC_UNMAP_SINGLE)
+				dma_unmap_single(parent, desc->lli.sar,
+						desc->len, DMA_TO_DEVICE);
+			else
+				dma_unmap_page(parent, desc->lli.sar,
+						desc->len, DMA_TO_DEVICE);
+		}
+	}
 
 	/*
 	 * The API requires that no submissions are done from a
@@ -289,7 +298,7 @@ static void dwc_scan_descriptors(struct dw_dma *dw, struct dw_dma_chan *dwc)
 			/* This one is currently in progress */
 			return;
 
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			if (child->lli.llp == llp)
 				/* Currently in progress */
 				return;
@@ -356,7 +365,7 @@ static void dwc_handle_error(struct dw_dma *dw, struct dw_dma_chan *dwc)
 	dev_printk(KERN_CRIT, chan2dev(&dwc->chan),
 			"  cookie: %d\n", bad_desc->txd.cookie);
 	dwc_dump_lli(dwc, &bad_desc->lli);
-	list_for_each_entry(child, &bad_desc->txd.tx_list, desc_node)
+	list_for_each_entry(child, &bad_desc->tx_list, desc_node)
 		dwc_dump_lli(dwc, &child->lli);
 
 	/* Pretend the descriptor completed successfully */
@@ -608,7 +617,7 @@ dwc_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
 					prev->txd.phys, sizeof(prev->lli),
 					DMA_TO_DEVICE);
 			list_add_tail(&desc->desc_node,
-					&first->txd.tx_list);
+					&first->tx_list);
 		}
 		prev = desc;
 	}
@@ -658,8 +667,6 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 	reg_width = dws->reg_width;
 	prev = first = NULL;
 
-	sg_len = dma_map_sg(chan2parent(chan), sgl, sg_len, direction);
-
 	switch (direction) {
 	case DMA_TO_DEVICE:
 		ctllo = (DWC_DEFAULT_CTLLO
@@ -700,7 +707,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 						sizeof(prev->lli),
 						DMA_TO_DEVICE);
 				list_add_tail(&desc->desc_node,
-						&first->txd.tx_list);
+						&first->tx_list);
 			}
 			prev = desc;
 			total_len += len;
@@ -746,7 +753,7 @@ dwc_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 						sizeof(prev->lli),
 						DMA_TO_DEVICE);
 				list_add_tail(&desc->desc_node,
-						&first->txd.tx_list);
+						&first->tx_list);
 			}
 			prev = desc;
 			total_len += len;
@@ -902,6 +909,7 @@ static int dwc_alloc_chan_resources(struct dma_chan *chan)
 			break;
 		}
 
+		INIT_LIST_HEAD(&desc->tx_list);
 		dma_async_tx_descriptor_init(&desc->txd, chan);
 		desc->txd.tx_submit = dwc_tx_submit;
 		desc->txd.flags = DMA_CTRL_ACK;
diff --git a/drivers/dma/dw_dmac_regs.h b/drivers/dma/dw_dmac_regs.h
index 13a580767031..d9a939f67f46 100644
--- a/drivers/dma/dw_dmac_regs.h
+++ b/drivers/dma/dw_dmac_regs.h
@@ -217,6 +217,7 @@ struct dw_desc {
 
 	/* THEN values for driver housekeeping */
 	struct list_head		desc_node;
+	struct list_head		tx_list;
 	struct dma_async_tx_descriptor	txd;
 	size_t				len;
 };
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index ef87a8984145..296f9e747fac 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -34,6 +34,7 @@
 #include <linux/dmapool.h>
 #include <linux/of_platform.h>
 
+#include <asm/fsldma.h>
 #include "fsldma.h"
 
 static void dma_init(struct fsl_dma_chan *fsl_chan)
@@ -280,28 +281,40 @@ static void fsl_chan_set_dest_loop_size(struct fsl_dma_chan *fsl_chan, int size)
 }
 
 /**
- * fsl_chan_toggle_ext_pause - Toggle channel external pause status
+ * fsl_chan_set_request_count - Set DMA Request Count for external control
  * @fsl_chan : Freescale DMA channel
- * @size     : Pause control size, 0 for disable external pause control.
- *             The maximum is 1024.
+ * @size     : Number of bytes to transfer in a single request
+ *
+ * The Freescale DMA channel can be controlled by the external signal DREQ#.
+ * The DMA request count is how many bytes are allowed to transfer before
+ * pausing the channel, after which a new assertion of DREQ# resumes channel
+ * operation.
  *
- * The Freescale DMA channel can be controlled by the external
- * signal DREQ#. The pause control size is how many bytes are allowed
- * to transfer before pausing the channel, after which a new assertion
- * of DREQ# resumes channel operation.
+ * A size of 0 disables external pause control. The maximum size is 1024.
  */
-static void fsl_chan_toggle_ext_pause(struct fsl_dma_chan *fsl_chan, int size)
+static void fsl_chan_set_request_count(struct fsl_dma_chan *fsl_chan, int size)
 {
-	if (size > 1024)
-		return;
+	BUG_ON(size > 1024);
+	DMA_OUT(fsl_chan, &fsl_chan->reg_base->mr,
+		DMA_IN(fsl_chan, &fsl_chan->reg_base->mr, 32)
+			| ((__ilog2(size) << 24) & 0x0f000000),
+		32);
+}
 
-	if (size) {
-		DMA_OUT(fsl_chan, &fsl_chan->reg_base->mr,
-			DMA_IN(fsl_chan, &fsl_chan->reg_base->mr, 32)
-				| ((__ilog2(size) << 24) & 0x0f000000),
-			32);
+/**
+ * fsl_chan_toggle_ext_pause - Toggle channel external pause status
+ * @fsl_chan : Freescale DMA channel
+ * @enable   : 0 is disabled, 1 is enabled.
+ *
+ * The Freescale DMA channel can be controlled by the external signal DREQ#.
+ * The DMA Request Count feature should be used in addition to this feature
+ * to set the number of bytes to transfer before pausing the channel.
+ */
+static void fsl_chan_toggle_ext_pause(struct fsl_dma_chan *fsl_chan, int enable)
+{
+	if (enable)
 		fsl_chan->feature |= FSL_DMA_CHAN_PAUSE_EXT;
-	} else
+	else
 		fsl_chan->feature &= ~FSL_DMA_CHAN_PAUSE_EXT;
 }
 
@@ -326,7 +339,8 @@ static void fsl_chan_toggle_ext_start(struct fsl_dma_chan *fsl_chan, int enable)
 static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx)
 {
 	struct fsl_dma_chan *fsl_chan = to_fsl_chan(tx->chan);
-	struct fsl_desc_sw *desc;
+	struct fsl_desc_sw *desc = tx_to_fsl_desc(tx);
+	struct fsl_desc_sw *child;
 	unsigned long flags;
 	dma_cookie_t cookie;
 
@@ -334,7 +348,7 @@ static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx)
 	spin_lock_irqsave(&fsl_chan->desc_lock, flags);
 
 	cookie = fsl_chan->common.cookie;
-	list_for_each_entry(desc, &tx->tx_list, node) {
+	list_for_each_entry(child, &desc->tx_list, node) {
 		cookie++;
 		if (cookie < 0)
 			cookie = 1;
@@ -343,8 +357,8 @@ static dma_cookie_t fsl_dma_tx_submit(struct dma_async_tx_descriptor *tx)
 	}
 
 	fsl_chan->common.cookie = cookie;
-	append_ld_queue(fsl_chan, tx_to_fsl_desc(tx));
-	list_splice_init(&tx->tx_list, fsl_chan->ld_queue.prev);
+	append_ld_queue(fsl_chan, desc);
+	list_splice_init(&desc->tx_list, fsl_chan->ld_queue.prev);
 
 	spin_unlock_irqrestore(&fsl_chan->desc_lock, flags);
 
@@ -366,6 +380,7 @@ static struct fsl_desc_sw *fsl_dma_alloc_descriptor(
 	desc_sw = dma_pool_alloc(fsl_chan->desc_pool, GFP_ATOMIC, &pdesc);
 	if (desc_sw) {
 		memset(desc_sw, 0, sizeof(struct fsl_desc_sw));
+		INIT_LIST_HEAD(&desc_sw->tx_list);
 		dma_async_tx_descriptor_init(&desc_sw->async_tx,
 						&fsl_chan->common);
 		desc_sw->async_tx.tx_submit = fsl_dma_tx_submit;
@@ -455,7 +470,7 @@ fsl_dma_prep_interrupt(struct dma_chan *chan, unsigned long flags)
 	new->async_tx.flags = flags;
 
 	/* Insert the link descriptor to the LD ring */
-	list_add_tail(&new->node, &new->async_tx.tx_list);
+	list_add_tail(&new->node, &new->tx_list);
 
 	/* Set End-of-link to the last link descriptor of new list*/
 	set_ld_eol(fsl_chan, new);
@@ -513,7 +528,7 @@ static struct dma_async_tx_descriptor *fsl_dma_prep_memcpy(
 		dma_dest += copy;
 
 		/* Insert the link descriptor to the LD ring */
-		list_add_tail(&new->node, &first->async_tx.tx_list);
+		list_add_tail(&new->node, &first->tx_list);
 	} while (len);
 
 	new->async_tx.flags = flags; /* client is in control of this ack */
@@ -528,7 +543,7 @@ fail:
 	if (!first)
 		return NULL;
 
-	list = &first->async_tx.tx_list;
+	list = &first->tx_list;
 	list_for_each_entry_safe_reverse(new, prev, list, node) {
 		list_del(&new->node);
 		dma_pool_free(fsl_chan->desc_pool, new, new->async_tx.phys);
@@ -538,6 +553,229 @@ fail:
 }
 
 /**
+ * fsl_dma_prep_slave_sg - prepare descriptors for a DMA_SLAVE transaction
+ * @chan: DMA channel
+ * @sgl: scatterlist to transfer to/from
+ * @sg_len: number of entries in @scatterlist
+ * @direction: DMA direction
+ * @flags: DMAEngine flags
+ *
+ * Prepare a set of descriptors for a DMA_SLAVE transaction. Following the
+ * DMA_SLAVE API, this gets the device-specific information from the
+ * chan->private variable.
+ */
+static struct dma_async_tx_descriptor *fsl_dma_prep_slave_sg(
+	struct dma_chan *chan, struct scatterlist *sgl, unsigned int sg_len,
+	enum dma_data_direction direction, unsigned long flags)
+{
+	struct fsl_dma_chan *fsl_chan;
+	struct fsl_desc_sw *first = NULL, *prev = NULL, *new = NULL;
+	struct fsl_dma_slave *slave;
+	struct list_head *tx_list;
+	size_t copy;
+
+	int i;
+	struct scatterlist *sg;
+	size_t sg_used;
+	size_t hw_used;
+	struct fsl_dma_hw_addr *hw;
+	dma_addr_t dma_dst, dma_src;
+
+	if (!chan)
+		return NULL;
+
+	if (!chan->private)
+		return NULL;
+
+	fsl_chan = to_fsl_chan(chan);
+	slave = chan->private;
+
+	if (list_empty(&slave->addresses))
+		return NULL;
+
+	hw = list_first_entry(&slave->addresses, struct fsl_dma_hw_addr, entry);
+	hw_used = 0;
+
+	/*
+	 * Build the hardware transaction to copy from the scatterlist to
+	 * the hardware, or from the hardware to the scatterlist
+	 *
+	 * If you are copying from the hardware to the scatterlist and it
+	 * takes two hardware entries to fill an entire page, then both
+	 * hardware entries will be coalesced into the same page
+	 *
+	 * If you are copying from the scatterlist to the hardware and a
+	 * single page can fill two hardware entries, then the data will
+	 * be read out of the page into the first hardware entry, and so on
+	 */
+	for_each_sg(sgl, sg, sg_len, i) {
+		sg_used = 0;
+
+		/* Loop until the entire scatterlist entry is used */
+		while (sg_used < sg_dma_len(sg)) {
+
+			/*
+			 * If we've used up the current hardware address/length
+			 * pair, we need to load a new one
+			 *
+			 * This is done in a while loop so that descriptors with
+			 * length == 0 will be skipped
+			 */
+			while (hw_used >= hw->length) {
+
+				/*
+				 * If the current hardware entry is the last
+				 * entry in the list, we're finished
+				 */
+				if (list_is_last(&hw->entry, &slave->addresses))
+					goto finished;
+
+				/* Get the next hardware address/length pair */
+				hw = list_entry(hw->entry.next,
+						struct fsl_dma_hw_addr, entry);
+				hw_used = 0;
+			}
+
+			/* Allocate the link descriptor from DMA pool */
+			new = fsl_dma_alloc_descriptor(fsl_chan);
+			if (!new) {
+				dev_err(fsl_chan->dev, "No free memory for "
+						       "link descriptor\n");
+				goto fail;
+			}
+#ifdef FSL_DMA_LD_DEBUG
+			dev_dbg(fsl_chan->dev, "new link desc alloc %p\n", new);
+#endif
+
+			/*
+			 * Calculate the maximum number of bytes to transfer,
+			 * making sure it is less than the DMA controller limit
+			 */
+			copy = min_t(size_t, sg_dma_len(sg) - sg_used,
+					     hw->length - hw_used);
+			copy = min_t(size_t, copy, FSL_DMA_BCR_MAX_CNT);
+
+			/*
+			 * DMA_FROM_DEVICE
+			 * from the hardware to the scatterlist
+			 *
+			 * DMA_TO_DEVICE
+			 * from the scatterlist to the hardware
+			 */
+			if (direction == DMA_FROM_DEVICE) {
+				dma_src = hw->address + hw_used;
+				dma_dst = sg_dma_address(sg) + sg_used;
+			} else {
+				dma_src = sg_dma_address(sg) + sg_used;
+				dma_dst = hw->address + hw_used;
+			}
+
+			/* Fill in the descriptor */
+			set_desc_cnt(fsl_chan, &new->hw, copy);
+			set_desc_src(fsl_chan, &new->hw, dma_src);
+			set_desc_dest(fsl_chan, &new->hw, dma_dst);
+
+			/*
+			 * If this is not the first descriptor, chain the
+			 * current descriptor after the previous descriptor
+			 */
+			if (!first) {
+				first = new;
+			} else {
+				set_desc_next(fsl_chan, &prev->hw,
+					      new->async_tx.phys);
+			}
+
+			new->async_tx.cookie = 0;
+			async_tx_ack(&new->async_tx);
+
+			prev = new;
+			sg_used += copy;
+			hw_used += copy;
+
+			/* Insert the link descriptor into the LD ring */
+			list_add_tail(&new->node, &first->tx_list);
+		}
+	}
+
+finished:
+
+	/* All of the hardware address/length pairs had length == 0 */
+	if (!first || !new)
+		return NULL;
+
+	new->async_tx.flags = flags;
+	new->async_tx.cookie = -EBUSY;
+
+	/* Set End-of-link to the last link descriptor of new list */
+	set_ld_eol(fsl_chan, new);
+
+	/* Enable extra controller features */
+	if (fsl_chan->set_src_loop_size)
+		fsl_chan->set_src_loop_size(fsl_chan, slave->src_loop_size);
+
+	if (fsl_chan->set_dest_loop_size)
+		fsl_chan->set_dest_loop_size(fsl_chan, slave->dst_loop_size);
+
+	if (fsl_chan->toggle_ext_start)
+		fsl_chan->toggle_ext_start(fsl_chan, slave->external_start);
+
+	if (fsl_chan->toggle_ext_pause)
+		fsl_chan->toggle_ext_pause(fsl_chan, slave->external_pause);
+
+	if (fsl_chan->set_request_count)
+		fsl_chan->set_request_count(fsl_chan, slave->request_count);
+
+	return &first->async_tx;
+
+fail:
+	/* If first was not set, then we failed to allocate the very first
+	 * descriptor, and we're done */
+	if (!first)
+		return NULL;
+
+	/*
+	 * First is set, so all of the descriptors we allocated have been added
+	 * to first->tx_list, INCLUDING "first" itself. Therefore we
+	 * must traverse the list backwards freeing each descriptor in turn
+	 *
+	 * We're re-using variables for the loop, oh well
+	 */
+	tx_list = &first->tx_list;
+	list_for_each_entry_safe_reverse(new, prev, tx_list, node) {
+		list_del_init(&new->node);
+		dma_pool_free(fsl_chan->desc_pool, new, new->async_tx.phys);
+	}
+
+	return NULL;
+}
+
+static void fsl_dma_device_terminate_all(struct dma_chan *chan)
+{
+	struct fsl_dma_chan *fsl_chan;
+	struct fsl_desc_sw *desc, *tmp;
+	unsigned long flags;
+
+	if (!chan)
+		return;
+
+	fsl_chan = to_fsl_chan(chan);
+
+	/* Halt the DMA engine */
+	dma_halt(fsl_chan);
+
+	spin_lock_irqsave(&fsl_chan->desc_lock, flags);
+
+	/* Remove and free all of the descriptors in the LD queue */
+	list_for_each_entry_safe(desc, tmp, &fsl_chan->ld_queue, node) {
+		list_del(&desc->node);
+		dma_pool_free(fsl_chan->desc_pool, desc, desc->async_tx.phys);
+	}
+
+	spin_unlock_irqrestore(&fsl_chan->desc_lock, flags);
+}
+
+/**
  * fsl_dma_update_completed_cookie - Update the completed cookie.
  * @fsl_chan : Freescale DMA channel
  */
@@ -883,6 +1121,7 @@ static int __devinit fsl_dma_chan_probe(struct fsl_dma_device *fdev,
 		new_fsl_chan->toggle_ext_start = fsl_chan_toggle_ext_start;
 		new_fsl_chan->set_src_loop_size = fsl_chan_set_src_loop_size;
 		new_fsl_chan->set_dest_loop_size = fsl_chan_set_dest_loop_size;
+		new_fsl_chan->set_request_count = fsl_chan_set_request_count;
 	}
 
 	spin_lock_init(&new_fsl_chan->desc_lock);
@@ -962,12 +1201,15 @@ static int __devinit of_fsl_dma_probe(struct of_device *dev,
 
 	dma_cap_set(DMA_MEMCPY, fdev->common.cap_mask);
 	dma_cap_set(DMA_INTERRUPT, fdev->common.cap_mask);
+	dma_cap_set(DMA_SLAVE, fdev->common.cap_mask);
 	fdev->common.device_alloc_chan_resources = fsl_dma_alloc_chan_resources;
 	fdev->common.device_free_chan_resources = fsl_dma_free_chan_resources;
 	fdev->common.device_prep_dma_interrupt = fsl_dma_prep_interrupt;
 	fdev->common.device_prep_dma_memcpy = fsl_dma_prep_memcpy;
 	fdev->common.device_is_tx_complete = fsl_dma_is_complete;
 	fdev->common.device_issue_pending = fsl_dma_memcpy_issue_pending;
+	fdev->common.device_prep_slave_sg = fsl_dma_prep_slave_sg;
+	fdev->common.device_terminate_all = fsl_dma_device_terminate_all;
 	fdev->common.dev = &dev->dev;
 
 	fdev->irq = irq_of_parse_and_map(dev->node, 0);
diff --git a/drivers/dma/fsldma.h b/drivers/dma/fsldma.h
index dc7f26865797..0df14cbb8ca3 100644
--- a/drivers/dma/fsldma.h
+++ b/drivers/dma/fsldma.h
@@ -90,6 +90,7 @@ struct fsl_dma_ld_hw {
 struct fsl_desc_sw {
 	struct fsl_dma_ld_hw hw;
 	struct list_head node;
+	struct list_head tx_list;
 	struct dma_async_tx_descriptor async_tx;
 	struct list_head *ld;
 	void *priv;
@@ -143,10 +144,11 @@ struct fsl_dma_chan {
 	struct tasklet_struct tasklet;
 	u32 feature;
 
-	void (*toggle_ext_pause)(struct fsl_dma_chan *fsl_chan, int size);
+	void (*toggle_ext_pause)(struct fsl_dma_chan *fsl_chan, int enable);
 	void (*toggle_ext_start)(struct fsl_dma_chan *fsl_chan, int enable);
 	void (*set_src_loop_size)(struct fsl_dma_chan *fsl_chan, int size);
 	void (*set_dest_loop_size)(struct fsl_dma_chan *fsl_chan, int size);
+	void (*set_request_count)(struct fsl_dma_chan *fsl_chan, int size);
 };
 
 #define to_fsl_chan(chan) container_of(chan, struct fsl_dma_chan, common)
diff --git a/drivers/dma/ioat.c b/drivers/dma/ioat.c
deleted file mode 100644
index 2225bb6ba3d1..000000000000
--- a/drivers/dma/ioat.c
+++ /dev/null
@@ -1,202 +0,0 @@
-/*
- * Intel I/OAT DMA Linux driver
- * Copyright(c) 2007 - 2009 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * The full GNU General Public License is included in this distribution in
- * the file called "COPYING".
- *
- */
-
-/*
- * This driver supports an Intel I/OAT DMA engine, which does asynchronous
- * copy operations.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/pci.h>
-#include <linux/interrupt.h>
-#include <linux/dca.h>
-#include "ioatdma.h"
-#include "ioatdma_registers.h"
-#include "ioatdma_hw.h"
-
-MODULE_VERSION(IOAT_DMA_VERSION);
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Intel Corporation");
-
-static struct pci_device_id ioat_pci_tbl[] = {
-	/* I/OAT v1 platforms */
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_CNB)  },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_SCNB) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_UNISYS, PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR) },
-
-	/* I/OAT v2 platforms */
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_SNB) },
-
-	/* I/OAT v3 platforms */
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG0) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG1) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG2) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG3) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG4) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG5) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG6) },
-	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG7) },
-	{ 0, }
-};
-
-struct ioat_device {
-	struct pci_dev		*pdev;
-	void __iomem		*iobase;
-	struct ioatdma_device	*dma;
-	struct dca_provider	*dca;
-};
-
-static int __devinit ioat_probe(struct pci_dev *pdev,
-				const struct pci_device_id *id);
-static void __devexit ioat_remove(struct pci_dev *pdev);
-
-static int ioat_dca_enabled = 1;
-module_param(ioat_dca_enabled, int, 0644);
-MODULE_PARM_DESC(ioat_dca_enabled, "control support of dca service (default: 1)");
-
-static struct pci_driver ioat_pci_driver = {
-	.name		= "ioatdma",
-	.id_table	= ioat_pci_tbl,
-	.probe		= ioat_probe,
-	.remove		= __devexit_p(ioat_remove),
-};
-
-static int __devinit ioat_probe(struct pci_dev *pdev,
-				const struct pci_device_id *id)
-{
-	void __iomem *iobase;
-	struct ioat_device *device;
-	unsigned long mmio_start, mmio_len;
-	int err;
-
-	err = pci_enable_device(pdev);
-	if (err)
-		goto err_enable_device;
-
-	err = pci_request_regions(pdev, ioat_pci_driver.name);
-	if (err)
-		goto err_request_regions;
-
-	err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
-	if (err)
-		err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
-	if (err)
-		goto err_set_dma_mask;
-
-	err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
-	if (err)
-		err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
-	if (err)
-		goto err_set_dma_mask;
-
-	mmio_start = pci_resource_start(pdev, 0);
-	mmio_len = pci_resource_len(pdev, 0);
-	iobase = ioremap(mmio_start, mmio_len);
-	if (!iobase) {
-		err = -ENOMEM;
-		goto err_ioremap;
-	}
-
-	device = kzalloc(sizeof(*device), GFP_KERNEL);
-	if (!device) {
-		err = -ENOMEM;
-		goto err_kzalloc;
-	}
-	device->pdev = pdev;
-	pci_set_drvdata(pdev, device);
-	device->iobase = iobase;
-
-	pci_set_master(pdev);
-
-	switch (readb(iobase + IOAT_VER_OFFSET)) {
-	case IOAT_VER_1_2:
-		device->dma = ioat_dma_probe(pdev, iobase);
-		if (device->dma && ioat_dca_enabled)
-			device->dca = ioat_dca_init(pdev, iobase);
-		break;
-	case IOAT_VER_2_0:
-		device->dma = ioat_dma_probe(pdev, iobase);
-		if (device->dma && ioat_dca_enabled)
-			device->dca = ioat2_dca_init(pdev, iobase);
-		break;
-	case IOAT_VER_3_0:
-		device->dma = ioat_dma_probe(pdev, iobase);
-		if (device->dma && ioat_dca_enabled)
-			device->dca = ioat3_dca_init(pdev, iobase);
-		break;
-	default:
-		err = -ENODEV;
-		break;
-	}
-	if (!device->dma)
-		err = -ENODEV;
-
-	if (err)
-		goto err_version;
-
-	return 0;
-
-err_version:
-	kfree(device);
-err_kzalloc:
-	iounmap(iobase);
-err_ioremap:
-err_set_dma_mask:
-	pci_release_regions(pdev);
-	pci_disable_device(pdev);
-err_request_regions:
-err_enable_device:
-	return err;
-}
-
-static void __devexit ioat_remove(struct pci_dev *pdev)
-{
-	struct ioat_device *device = pci_get_drvdata(pdev);
-
-	dev_err(&pdev->dev, "Removing dma and dca services\n");
-	if (device->dca) {
-		unregister_dca_provider(device->dca);
-		free_dca_provider(device->dca);
-		device->dca = NULL;
-	}
-
-	if (device->dma) {
-		ioat_dma_remove(device->dma);
-		device->dma = NULL;
-	}
-
-	kfree(device);
-}
-
-static int __init ioat_init_module(void)
-{
-	return pci_register_driver(&ioat_pci_driver);
-}
-module_init(ioat_init_module);
-
-static void __exit ioat_exit_module(void)
-{
-	pci_unregister_driver(&ioat_pci_driver);
-}
-module_exit(ioat_exit_module);
diff --git a/drivers/dma/ioat/Makefile b/drivers/dma/ioat/Makefile
new file mode 100644
index 000000000000..8997d3fb9051
--- /dev/null
+++ b/drivers/dma/ioat/Makefile
@@ -0,0 +1,2 @@
+obj-$(CONFIG_INTEL_IOATDMA) += ioatdma.o
+ioatdma-objs := pci.o dma.o dma_v2.o dma_v3.o dca.o
diff --git a/drivers/dma/ioat_dca.c b/drivers/dma/ioat/dca.c
index c012a1e15043..abd9038e06b1 100644
--- a/drivers/dma/ioat_dca.c
+++ b/drivers/dma/ioat/dca.c
@@ -33,8 +33,8 @@
 #define cpu_physical_id(cpu) (cpuid_ebx(1) >> 24)
 #endif
 
-#include "ioatdma.h"
-#include "ioatdma_registers.h"
+#include "dma.h"
+#include "registers.h"
 
 /*
  * Bit 7 of a tag map entry is the "valid" bit, if it is set then bits 0:6
@@ -98,17 +98,17 @@ static int dca_enabled_in_bios(struct pci_dev *pdev)
 	cpuid_level_9 = cpuid_eax(9);
 	res = test_bit(0, &cpuid_level_9);
 	if (!res)
-		dev_err(&pdev->dev, "DCA is disabled in BIOS\n");
+		dev_dbg(&pdev->dev, "DCA is disabled in BIOS\n");
 
 	return res;
 }
 
-static int system_has_dca_enabled(struct pci_dev *pdev)
+int system_has_dca_enabled(struct pci_dev *pdev)
 {
 	if (boot_cpu_has(X86_FEATURE_DCA))
 		return dca_enabled_in_bios(pdev);
 
-	dev_err(&pdev->dev, "boot cpu doesn't have X86_FEATURE_DCA\n");
+	dev_dbg(&pdev->dev, "boot cpu doesn't have X86_FEATURE_DCA\n");
 	return 0;
 }
 
@@ -242,7 +242,8 @@ static struct dca_ops ioat_dca_ops = {
 };
 
 
-struct dca_provider *ioat_dca_init(struct pci_dev *pdev, void __iomem *iobase)
+struct dca_provider * __devinit
+ioat_dca_init(struct pci_dev *pdev, void __iomem *iobase)
 {
 	struct dca_provider *dca;
 	struct ioat_dca_priv *ioatdca;
@@ -407,7 +408,8 @@ static int ioat2_dca_count_dca_slots(void __iomem *iobase, u16 dca_offset)
 	return slots;
 }
 
-struct dca_provider *ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase)
+struct dca_provider * __devinit
+ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase)
 {
 	struct dca_provider *dca;
 	struct ioat_dca_priv *ioatdca;
@@ -602,7 +604,8 @@ static int ioat3_dca_count_dca_slots(void *iobase, u16 dca_offset)
 	return slots;
 }
 
-struct dca_provider *ioat3_dca_init(struct pci_dev *pdev, void __iomem *iobase)
+struct dca_provider * __devinit
+ioat3_dca_init(struct pci_dev *pdev, void __iomem *iobase)
 {
 	struct dca_provider *dca;
 	struct ioat_dca_priv *ioatdca;
diff --git a/drivers/dma/ioat/dma.c b/drivers/dma/ioat/dma.c
new file mode 100644
index 000000000000..c524d36d3c2e
--- /dev/null
+++ b/drivers/dma/ioat/dma.c
@@ -0,0 +1,1238 @@
+/*
+ * Intel I/OAT DMA Linux driver
+ * Copyright(c) 2004 - 2009 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ */
+
+/*
+ * This driver supports an Intel I/OAT DMA engine, which does asynchronous
+ * copy operations.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/dmaengine.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/workqueue.h>
+#include <linux/i7300_idle.h>
+#include "dma.h"
+#include "registers.h"
+#include "hw.h"
+
+int ioat_pending_level = 4;
+module_param(ioat_pending_level, int, 0644);
+MODULE_PARM_DESC(ioat_pending_level,
+		 "high-water mark for pushing ioat descriptors (default: 4)");
+
+/* internal functions */
+static void ioat1_cleanup(struct ioat_dma_chan *ioat);
+static void ioat1_dma_start_null_desc(struct ioat_dma_chan *ioat);
+
+/**
+ * ioat_dma_do_interrupt - handler used for single vector interrupt mode
+ * @irq: interrupt id
+ * @data: interrupt data
+ */
+static irqreturn_t ioat_dma_do_interrupt(int irq, void *data)
+{
+	struct ioatdma_device *instance = data;
+	struct ioat_chan_common *chan;
+	unsigned long attnstatus;
+	int bit;
+	u8 intrctrl;
+
+	intrctrl = readb(instance->reg_base + IOAT_INTRCTRL_OFFSET);
+
+	if (!(intrctrl & IOAT_INTRCTRL_MASTER_INT_EN))
+		return IRQ_NONE;
+
+	if (!(intrctrl & IOAT_INTRCTRL_INT_STATUS)) {
+		writeb(intrctrl, instance->reg_base + IOAT_INTRCTRL_OFFSET);
+		return IRQ_NONE;
+	}
+
+	attnstatus = readl(instance->reg_base + IOAT_ATTNSTATUS_OFFSET);
+	for_each_bit(bit, &attnstatus, BITS_PER_LONG) {
+		chan = ioat_chan_by_index(instance, bit);
+		tasklet_schedule(&chan->cleanup_task);
+	}
+
+	writeb(intrctrl, instance->reg_base + IOAT_INTRCTRL_OFFSET);
+	return IRQ_HANDLED;
+}
+
+/**
+ * ioat_dma_do_interrupt_msix - handler used for vector-per-channel interrupt mode
+ * @irq: interrupt id
+ * @data: interrupt data
+ */
+static irqreturn_t ioat_dma_do_interrupt_msix(int irq, void *data)
+{
+	struct ioat_chan_common *chan = data;
+
+	tasklet_schedule(&chan->cleanup_task);
+
+	return IRQ_HANDLED;
+}
+
+static void ioat1_cleanup_tasklet(unsigned long data);
+
+/* common channel initialization */
+void ioat_init_channel(struct ioatdma_device *device,
+		       struct ioat_chan_common *chan, int idx,
+		       void (*timer_fn)(unsigned long),
+		       void (*tasklet)(unsigned long),
+		       unsigned long ioat)
+{
+	struct dma_device *dma = &device->common;
+
+	chan->device = device;
+	chan->reg_base = device->reg_base + (0x80 * (idx + 1));
+	spin_lock_init(&chan->cleanup_lock);
+	chan->common.device = dma;
+	list_add_tail(&chan->common.device_node, &dma->channels);
+	device->idx[idx] = chan;
+	init_timer(&chan->timer);
+	chan->timer.function = timer_fn;
+	chan->timer.data = ioat;
+	tasklet_init(&chan->cleanup_task, tasklet, ioat);
+	tasklet_disable(&chan->cleanup_task);
+}
+
+static void ioat1_timer_event(unsigned long data);
+
+/**
+ * ioat1_dma_enumerate_channels - find and initialize the device's channels
+ * @device: the device to be enumerated
+ */
+static int ioat1_enumerate_channels(struct ioatdma_device *device)
+{
+	u8 xfercap_scale;
+	u32 xfercap;
+	int i;
+	struct ioat_dma_chan *ioat;
+	struct device *dev = &device->pdev->dev;
+	struct dma_device *dma = &device->common;
+
+	INIT_LIST_HEAD(&dma->channels);
+	dma->chancnt = readb(device->reg_base + IOAT_CHANCNT_OFFSET);
+	dma->chancnt &= 0x1f; /* bits [4:0] valid */
+	if (dma->chancnt > ARRAY_SIZE(device->idx)) {
+		dev_warn(dev, "(%d) exceeds max supported channels (%zu)\n",
+			 dma->chancnt, ARRAY_SIZE(device->idx));
+		dma->chancnt = ARRAY_SIZE(device->idx);
+	}
+	xfercap_scale = readb(device->reg_base + IOAT_XFERCAP_OFFSET);
+	xfercap_scale &= 0x1f; /* bits [4:0] valid */
+	xfercap = (xfercap_scale == 0 ? -1 : (1UL << xfercap_scale));
+	dev_dbg(dev, "%s: xfercap = %d\n", __func__, xfercap);
+
+#ifdef  CONFIG_I7300_IDLE_IOAT_CHANNEL
+	if (i7300_idle_platform_probe(NULL, NULL, 1) == 0)
+		dma->chancnt--;
+#endif
+	for (i = 0; i < dma->chancnt; i++) {
+		ioat = devm_kzalloc(dev, sizeof(*ioat), GFP_KERNEL);
+		if (!ioat)
+			break;
+
+		ioat_init_channel(device, &ioat->base, i,
+				  ioat1_timer_event,
+				  ioat1_cleanup_tasklet,
+				  (unsigned long) ioat);
+		ioat->xfercap = xfercap;
+		spin_lock_init(&ioat->desc_lock);
+		INIT_LIST_HEAD(&ioat->free_desc);
+		INIT_LIST_HEAD(&ioat->used_desc);
+	}
+	dma->chancnt = i;
+	return i;
+}
+
+/**
+ * ioat_dma_memcpy_issue_pending - push potentially unrecognized appended
+ *                                 descriptors to hw
+ * @chan: DMA channel handle
+ */
+static inline void
+__ioat1_dma_memcpy_issue_pending(struct ioat_dma_chan *ioat)
+{
+	void __iomem *reg_base = ioat->base.reg_base;
+
+	dev_dbg(to_dev(&ioat->base), "%s: pending: %d\n",
+		__func__, ioat->pending);
+	ioat->pending = 0;
+	writeb(IOAT_CHANCMD_APPEND, reg_base + IOAT1_CHANCMD_OFFSET);
+}
+
+static void ioat1_dma_memcpy_issue_pending(struct dma_chan *chan)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(chan);
+
+	if (ioat->pending > 0) {
+		spin_lock_bh(&ioat->desc_lock);
+		__ioat1_dma_memcpy_issue_pending(ioat);
+		spin_unlock_bh(&ioat->desc_lock);
+	}
+}
+
+/**
+ * ioat1_reset_channel - restart a channel
+ * @ioat: IOAT DMA channel handle
+ */
+static void ioat1_reset_channel(struct ioat_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	void __iomem *reg_base = chan->reg_base;
+	u32 chansts, chanerr;
+
+	dev_warn(to_dev(chan), "reset\n");
+	chanerr = readl(reg_base + IOAT_CHANERR_OFFSET);
+	chansts = *chan->completion & IOAT_CHANSTS_STATUS;
+	if (chanerr) {
+		dev_err(to_dev(chan),
+			"chan%d, CHANSTS = 0x%08x CHANERR = 0x%04x, clearing\n",
+			chan_num(chan), chansts, chanerr);
+		writel(chanerr, reg_base + IOAT_CHANERR_OFFSET);
+	}
+
+	/*
+	 * whack it upside the head with a reset
+	 * and wait for things to settle out.
+	 * force the pending count to a really big negative
+	 * to make sure no one forces an issue_pending
+	 * while we're waiting.
+	 */
+
+	ioat->pending = INT_MIN;
+	writeb(IOAT_CHANCMD_RESET,
+	       reg_base + IOAT_CHANCMD_OFFSET(chan->device->version));
+	set_bit(IOAT_RESET_PENDING, &chan->state);
+	mod_timer(&chan->timer, jiffies + RESET_DELAY);
+}
+
+static dma_cookie_t ioat1_tx_submit(struct dma_async_tx_descriptor *tx)
+{
+	struct dma_chan *c = tx->chan;
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+	struct ioat_desc_sw *desc = tx_to_ioat_desc(tx);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_desc_sw *first;
+	struct ioat_desc_sw *chain_tail;
+	dma_cookie_t cookie;
+
+	spin_lock_bh(&ioat->desc_lock);
+	/* cookie incr and addition to used_list must be atomic */
+	cookie = c->cookie;
+	cookie++;
+	if (cookie < 0)
+		cookie = 1;
+	c->cookie = cookie;
+	tx->cookie = cookie;
+	dev_dbg(to_dev(&ioat->base), "%s: cookie: %d\n", __func__, cookie);
+
+	/* write address into NextDescriptor field of last desc in chain */
+	first = to_ioat_desc(desc->tx_list.next);
+	chain_tail = to_ioat_desc(ioat->used_desc.prev);
+	/* make descriptor updates globally visible before chaining */
+	wmb();
+	chain_tail->hw->next = first->txd.phys;
+	list_splice_tail_init(&desc->tx_list, &ioat->used_desc);
+	dump_desc_dbg(ioat, chain_tail);
+	dump_desc_dbg(ioat, first);
+
+	if (!test_and_set_bit(IOAT_COMPLETION_PENDING, &chan->state))
+		mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+
+	ioat->active += desc->hw->tx_cnt;
+	ioat->pending += desc->hw->tx_cnt;
+	if (ioat->pending >= ioat_pending_level)
+		__ioat1_dma_memcpy_issue_pending(ioat);
+	spin_unlock_bh(&ioat->desc_lock);
+
+	return cookie;
+}
+
+/**
+ * ioat_dma_alloc_descriptor - allocate and return a sw and hw descriptor pair
+ * @ioat: the channel supplying the memory pool for the descriptors
+ * @flags: allocation flags
+ */
+static struct ioat_desc_sw *
+ioat_dma_alloc_descriptor(struct ioat_dma_chan *ioat, gfp_t flags)
+{
+	struct ioat_dma_descriptor *desc;
+	struct ioat_desc_sw *desc_sw;
+	struct ioatdma_device *ioatdma_device;
+	dma_addr_t phys;
+
+	ioatdma_device = ioat->base.device;
+	desc = pci_pool_alloc(ioatdma_device->dma_pool, flags, &phys);
+	if (unlikely(!desc))
+		return NULL;
+
+	desc_sw = kzalloc(sizeof(*desc_sw), flags);
+	if (unlikely(!desc_sw)) {
+		pci_pool_free(ioatdma_device->dma_pool, desc, phys);
+		return NULL;
+	}
+
+	memset(desc, 0, sizeof(*desc));
+
+	INIT_LIST_HEAD(&desc_sw->tx_list);
+	dma_async_tx_descriptor_init(&desc_sw->txd, &ioat->base.common);
+	desc_sw->txd.tx_submit = ioat1_tx_submit;
+	desc_sw->hw = desc;
+	desc_sw->txd.phys = phys;
+	set_desc_id(desc_sw, -1);
+
+	return desc_sw;
+}
+
+static int ioat_initial_desc_count = 256;
+module_param(ioat_initial_desc_count, int, 0644);
+MODULE_PARM_DESC(ioat_initial_desc_count,
+		 "ioat1: initial descriptors per channel (default: 256)");
+/**
+ * ioat1_dma_alloc_chan_resources - returns the number of allocated descriptors
+ * @chan: the channel to be filled out
+ */
+static int ioat1_dma_alloc_chan_resources(struct dma_chan *c)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_desc_sw *desc;
+	u32 chanerr;
+	int i;
+	LIST_HEAD(tmp_list);
+
+	/* have we already been set up? */
+	if (!list_empty(&ioat->free_desc))
+		return ioat->desccount;
+
+	/* Setup register to interrupt and write completion status on error */
+	writew(IOAT_CHANCTRL_RUN, chan->reg_base + IOAT_CHANCTRL_OFFSET);
+
+	chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+	if (chanerr) {
+		dev_err(to_dev(chan), "CHANERR = %x, clearing\n", chanerr);
+		writel(chanerr, chan->reg_base + IOAT_CHANERR_OFFSET);
+	}
+
+	/* Allocate descriptors */
+	for (i = 0; i < ioat_initial_desc_count; i++) {
+		desc = ioat_dma_alloc_descriptor(ioat, GFP_KERNEL);
+		if (!desc) {
+			dev_err(to_dev(chan), "Only %d initial descriptors\n", i);
+			break;
+		}
+		set_desc_id(desc, i);
+		list_add_tail(&desc->node, &tmp_list);
+	}
+	spin_lock_bh(&ioat->desc_lock);
+	ioat->desccount = i;
+	list_splice(&tmp_list, &ioat->free_desc);
+	spin_unlock_bh(&ioat->desc_lock);
+
+	/* allocate a completion writeback area */
+	/* doing 2 32bit writes to mmio since 1 64b write doesn't work */
+	chan->completion = pci_pool_alloc(chan->device->completion_pool,
+					  GFP_KERNEL, &chan->completion_dma);
+	memset(chan->completion, 0, sizeof(*chan->completion));
+	writel(((u64) chan->completion_dma) & 0x00000000FFFFFFFF,
+	       chan->reg_base + IOAT_CHANCMP_OFFSET_LOW);
+	writel(((u64) chan->completion_dma) >> 32,
+	       chan->reg_base + IOAT_CHANCMP_OFFSET_HIGH);
+
+	tasklet_enable(&chan->cleanup_task);
+	ioat1_dma_start_null_desc(ioat);  /* give chain to dma device */
+	dev_dbg(to_dev(chan), "%s: allocated %d descriptors\n",
+		__func__, ioat->desccount);
+	return ioat->desccount;
+}
+
+/**
+ * ioat1_dma_free_chan_resources - release all the descriptors
+ * @chan: the channel to be cleaned
+ */
+static void ioat1_dma_free_chan_resources(struct dma_chan *c)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioatdma_device *ioatdma_device = chan->device;
+	struct ioat_desc_sw *desc, *_desc;
+	int in_use_descs = 0;
+
+	/* Before freeing channel resources first check
+	 * if they have been previously allocated for this channel.
+	 */
+	if (ioat->desccount == 0)
+		return;
+
+	tasklet_disable(&chan->cleanup_task);
+	del_timer_sync(&chan->timer);
+	ioat1_cleanup(ioat);
+
+	/* Delay 100ms after reset to allow internal DMA logic to quiesce
+	 * before removing DMA descriptor resources.
+	 */
+	writeb(IOAT_CHANCMD_RESET,
+	       chan->reg_base + IOAT_CHANCMD_OFFSET(chan->device->version));
+	mdelay(100);
+
+	spin_lock_bh(&ioat->desc_lock);
+	list_for_each_entry_safe(desc, _desc, &ioat->used_desc, node) {
+		dev_dbg(to_dev(chan), "%s: freeing %d from used list\n",
+			__func__, desc_id(desc));
+		dump_desc_dbg(ioat, desc);
+		in_use_descs++;
+		list_del(&desc->node);
+		pci_pool_free(ioatdma_device->dma_pool, desc->hw,
+			      desc->txd.phys);
+		kfree(desc);
+	}
+	list_for_each_entry_safe(desc, _desc,
+				 &ioat->free_desc, node) {
+		list_del(&desc->node);
+		pci_pool_free(ioatdma_device->dma_pool, desc->hw,
+			      desc->txd.phys);
+		kfree(desc);
+	}
+	spin_unlock_bh(&ioat->desc_lock);
+
+	pci_pool_free(ioatdma_device->completion_pool,
+		      chan->completion,
+		      chan->completion_dma);
+
+	/* one is ok since we left it on there on purpose */
+	if (in_use_descs > 1)
+		dev_err(to_dev(chan), "Freeing %d in use descriptors!\n",
+			in_use_descs - 1);
+
+	chan->last_completion = 0;
+	chan->completion_dma = 0;
+	ioat->pending = 0;
+	ioat->desccount = 0;
+}
+
+/**
+ * ioat1_dma_get_next_descriptor - return the next available descriptor
+ * @ioat: IOAT DMA channel handle
+ *
+ * Gets the next descriptor from the chain, and must be called with the
+ * channel's desc_lock held.  Allocates more descriptors if the channel
+ * has run out.
+ */
+static struct ioat_desc_sw *
+ioat1_dma_get_next_descriptor(struct ioat_dma_chan *ioat)
+{
+	struct ioat_desc_sw *new;
+
+	if (!list_empty(&ioat->free_desc)) {
+		new = to_ioat_desc(ioat->free_desc.next);
+		list_del(&new->node);
+	} else {
+		/* try to get another desc */
+		new = ioat_dma_alloc_descriptor(ioat, GFP_ATOMIC);
+		if (!new) {
+			dev_err(to_dev(&ioat->base), "alloc failed\n");
+			return NULL;
+		}
+	}
+	dev_dbg(to_dev(&ioat->base), "%s: allocated: %d\n",
+		__func__, desc_id(new));
+	prefetch(new->hw);
+	return new;
+}
+
+static struct dma_async_tx_descriptor *
+ioat1_dma_prep_memcpy(struct dma_chan *c, dma_addr_t dma_dest,
+		      dma_addr_t dma_src, size_t len, unsigned long flags)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+	struct ioat_desc_sw *desc;
+	size_t copy;
+	LIST_HEAD(chain);
+	dma_addr_t src = dma_src;
+	dma_addr_t dest = dma_dest;
+	size_t total_len = len;
+	struct ioat_dma_descriptor *hw = NULL;
+	int tx_cnt = 0;
+
+	spin_lock_bh(&ioat->desc_lock);
+	desc = ioat1_dma_get_next_descriptor(ioat);
+	do {
+		if (!desc)
+			break;
+
+		tx_cnt++;
+		copy = min_t(size_t, len, ioat->xfercap);
+
+		hw = desc->hw;
+		hw->size = copy;
+		hw->ctl = 0;
+		hw->src_addr = src;
+		hw->dst_addr = dest;
+
+		list_add_tail(&desc->node, &chain);
+
+		len -= copy;
+		dest += copy;
+		src += copy;
+		if (len) {
+			struct ioat_desc_sw *next;
+
+			async_tx_ack(&desc->txd);
+			next = ioat1_dma_get_next_descriptor(ioat);
+			hw->next = next ? next->txd.phys : 0;
+			dump_desc_dbg(ioat, desc);
+			desc = next;
+		} else
+			hw->next = 0;
+	} while (len);
+
+	if (!desc) {
+		struct ioat_chan_common *chan = &ioat->base;
+
+		dev_err(to_dev(chan),
+			"chan%d - get_next_desc failed\n", chan_num(chan));
+		list_splice(&chain, &ioat->free_desc);
+		spin_unlock_bh(&ioat->desc_lock);
+		return NULL;
+	}
+	spin_unlock_bh(&ioat->desc_lock);
+
+	desc->txd.flags = flags;
+	desc->len = total_len;
+	list_splice(&chain, &desc->tx_list);
+	hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+	hw->ctl_f.compl_write = 1;
+	hw->tx_cnt = tx_cnt;
+	dump_desc_dbg(ioat, desc);
+
+	return &desc->txd;
+}
+
+static void ioat1_cleanup_tasklet(unsigned long data)
+{
+	struct ioat_dma_chan *chan = (void *)data;
+
+	ioat1_cleanup(chan);
+	writew(IOAT_CHANCTRL_RUN, chan->base.reg_base + IOAT_CHANCTRL_OFFSET);
+}
+
+void ioat_dma_unmap(struct ioat_chan_common *chan, enum dma_ctrl_flags flags,
+		    size_t len, struct ioat_dma_descriptor *hw)
+{
+	struct pci_dev *pdev = chan->device->pdev;
+	size_t offset = len - hw->size;
+
+	if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP))
+		ioat_unmap(pdev, hw->dst_addr - offset, len,
+			   PCI_DMA_FROMDEVICE, flags, 1);
+
+	if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP))
+		ioat_unmap(pdev, hw->src_addr - offset, len,
+			   PCI_DMA_TODEVICE, flags, 0);
+}
+
+unsigned long ioat_get_current_completion(struct ioat_chan_common *chan)
+{
+	unsigned long phys_complete;
+	u64 completion;
+
+	completion = *chan->completion;
+	phys_complete = ioat_chansts_to_addr(completion);
+
+	dev_dbg(to_dev(chan), "%s: phys_complete: %#llx\n", __func__,
+		(unsigned long long) phys_complete);
+
+	if (is_ioat_halted(completion)) {
+		u32 chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+		dev_err(to_dev(chan), "Channel halted, chanerr = %x\n",
+			chanerr);
+
+		/* TODO do something to salvage the situation */
+	}
+
+	return phys_complete;
+}
+
+bool ioat_cleanup_preamble(struct ioat_chan_common *chan,
+			   unsigned long *phys_complete)
+{
+	*phys_complete = ioat_get_current_completion(chan);
+	if (*phys_complete == chan->last_completion)
+		return false;
+	clear_bit(IOAT_COMPLETION_ACK, &chan->state);
+	mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+
+	return true;
+}
+
+static void __cleanup(struct ioat_dma_chan *ioat, unsigned long phys_complete)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	struct list_head *_desc, *n;
+	struct dma_async_tx_descriptor *tx;
+
+	dev_dbg(to_dev(chan), "%s: phys_complete: %lx\n",
+		 __func__, phys_complete);
+	list_for_each_safe(_desc, n, &ioat->used_desc) {
+		struct ioat_desc_sw *desc;
+
+		prefetch(n);
+		desc = list_entry(_desc, typeof(*desc), node);
+		tx = &desc->txd;
+		/*
+		 * Incoming DMA requests may use multiple descriptors,
+		 * due to exceeding xfercap, perhaps. If so, only the
+		 * last one will have a cookie, and require unmapping.
+		 */
+		dump_desc_dbg(ioat, desc);
+		if (tx->cookie) {
+			chan->completed_cookie = tx->cookie;
+			tx->cookie = 0;
+			ioat_dma_unmap(chan, tx->flags, desc->len, desc->hw);
+			ioat->active -= desc->hw->tx_cnt;
+			if (tx->callback) {
+				tx->callback(tx->callback_param);
+				tx->callback = NULL;
+			}
+		}
+
+		if (tx->phys != phys_complete) {
+			/*
+			 * a completed entry, but not the last, so clean
+			 * up if the client is done with the descriptor
+			 */
+			if (async_tx_test_ack(tx))
+				list_move_tail(&desc->node, &ioat->free_desc);
+		} else {
+			/*
+			 * last used desc. Do not remove, so we can
+			 * append from it.
+			 */
+
+			/* if nothing else is pending, cancel the
+			 * completion timeout
+			 */
+			if (n == &ioat->used_desc) {
+				dev_dbg(to_dev(chan),
+					"%s cancel completion timeout\n",
+					__func__);
+				clear_bit(IOAT_COMPLETION_PENDING, &chan->state);
+			}
+
+			/* TODO check status bits? */
+			break;
+		}
+	}
+
+	chan->last_completion = phys_complete;
+}
+
+/**
+ * ioat1_cleanup - cleanup up finished descriptors
+ * @chan: ioat channel to be cleaned up
+ *
+ * To prevent lock contention we defer cleanup when the locks are
+ * contended with a terminal timeout that forces cleanup and catches
+ * completion notification errors.
+ */
+static void ioat1_cleanup(struct ioat_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	unsigned long phys_complete;
+
+	prefetch(chan->completion);
+
+	if (!spin_trylock_bh(&chan->cleanup_lock))
+		return;
+
+	if (!ioat_cleanup_preamble(chan, &phys_complete)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	if (!spin_trylock_bh(&ioat->desc_lock)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	__cleanup(ioat, phys_complete);
+
+	spin_unlock_bh(&ioat->desc_lock);
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+static void ioat1_timer_event(unsigned long data)
+{
+	struct ioat_dma_chan *ioat = (void *) data;
+	struct ioat_chan_common *chan = &ioat->base;
+
+	dev_dbg(to_dev(chan), "%s: state: %lx\n", __func__, chan->state);
+
+	spin_lock_bh(&chan->cleanup_lock);
+	if (test_and_clear_bit(IOAT_RESET_PENDING, &chan->state)) {
+		struct ioat_desc_sw *desc;
+
+		spin_lock_bh(&ioat->desc_lock);
+
+		/* restart active descriptors */
+		desc = to_ioat_desc(ioat->used_desc.prev);
+		ioat_set_chainaddr(ioat, desc->txd.phys);
+		ioat_start(chan);
+
+		ioat->pending = 0;
+		set_bit(IOAT_COMPLETION_PENDING, &chan->state);
+		mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+		spin_unlock_bh(&ioat->desc_lock);
+	} else if (test_bit(IOAT_COMPLETION_PENDING, &chan->state)) {
+		unsigned long phys_complete;
+
+		spin_lock_bh(&ioat->desc_lock);
+		/* if we haven't made progress and we have already
+		 * acknowledged a pending completion once, then be more
+		 * forceful with a restart
+		 */
+		if (ioat_cleanup_preamble(chan, &phys_complete))
+			__cleanup(ioat, phys_complete);
+		else if (test_bit(IOAT_COMPLETION_ACK, &chan->state))
+			ioat1_reset_channel(ioat);
+		else {
+			u64 status = ioat_chansts(chan);
+
+			/* manually update the last completion address */
+			if (ioat_chansts_to_addr(status) != 0)
+				*chan->completion = status;
+
+			set_bit(IOAT_COMPLETION_ACK, &chan->state);
+			mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+		}
+		spin_unlock_bh(&ioat->desc_lock);
+	}
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+static enum dma_status
+ioat1_dma_is_complete(struct dma_chan *c, dma_cookie_t cookie,
+		      dma_cookie_t *done, dma_cookie_t *used)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+
+	if (ioat_is_complete(c, cookie, done, used) == DMA_SUCCESS)
+		return DMA_SUCCESS;
+
+	ioat1_cleanup(ioat);
+
+	return ioat_is_complete(c, cookie, done, used);
+}
+
+static void ioat1_dma_start_null_desc(struct ioat_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_desc_sw *desc;
+	struct ioat_dma_descriptor *hw;
+
+	spin_lock_bh(&ioat->desc_lock);
+
+	desc = ioat1_dma_get_next_descriptor(ioat);
+
+	if (!desc) {
+		dev_err(to_dev(chan),
+			"Unable to start null desc - get next desc failed\n");
+		spin_unlock_bh(&ioat->desc_lock);
+		return;
+	}
+
+	hw = desc->hw;
+	hw->ctl = 0;
+	hw->ctl_f.null = 1;
+	hw->ctl_f.int_en = 1;
+	hw->ctl_f.compl_write = 1;
+	/* set size to non-zero value (channel returns error when size is 0) */
+	hw->size = NULL_DESC_BUFFER_SIZE;
+	hw->src_addr = 0;
+	hw->dst_addr = 0;
+	async_tx_ack(&desc->txd);
+	hw->next = 0;
+	list_add_tail(&desc->node, &ioat->used_desc);
+	dump_desc_dbg(ioat, desc);
+
+	ioat_set_chainaddr(ioat, desc->txd.phys);
+	ioat_start(chan);
+	spin_unlock_bh(&ioat->desc_lock);
+}
+
+/*
+ * Perform a IOAT transaction to verify the HW works.
+ */
+#define IOAT_TEST_SIZE 2000
+
+static void __devinit ioat_dma_test_callback(void *dma_async_param)
+{
+	struct completion *cmp = dma_async_param;
+
+	complete(cmp);
+}
+
+/**
+ * ioat_dma_self_test - Perform a IOAT transaction to verify the HW works.
+ * @device: device to be tested
+ */
+int __devinit ioat_dma_self_test(struct ioatdma_device *device)
+{
+	int i;
+	u8 *src;
+	u8 *dest;
+	struct dma_device *dma = &device->common;
+	struct device *dev = &device->pdev->dev;
+	struct dma_chan *dma_chan;
+	struct dma_async_tx_descriptor *tx;
+	dma_addr_t dma_dest, dma_src;
+	dma_cookie_t cookie;
+	int err = 0;
+	struct completion cmp;
+	unsigned long tmo;
+	unsigned long flags;
+
+	src = kzalloc(sizeof(u8) * IOAT_TEST_SIZE, GFP_KERNEL);
+	if (!src)
+		return -ENOMEM;
+	dest = kzalloc(sizeof(u8) * IOAT_TEST_SIZE, GFP_KERNEL);
+	if (!dest) {
+		kfree(src);
+		return -ENOMEM;
+	}
+
+	/* Fill in src buffer */
+	for (i = 0; i < IOAT_TEST_SIZE; i++)
+		src[i] = (u8)i;
+
+	/* Start copy, using first DMA channel */
+	dma_chan = container_of(dma->channels.next, struct dma_chan,
+				device_node);
+	if (dma->device_alloc_chan_resources(dma_chan) < 1) {
+		dev_err(dev, "selftest cannot allocate chan resource\n");
+		err = -ENODEV;
+		goto out;
+	}
+
+	dma_src = dma_map_single(dev, src, IOAT_TEST_SIZE, DMA_TO_DEVICE);
+	dma_dest = dma_map_single(dev, dest, IOAT_TEST_SIZE, DMA_FROM_DEVICE);
+	flags = DMA_COMPL_SRC_UNMAP_SINGLE | DMA_COMPL_DEST_UNMAP_SINGLE |
+		DMA_PREP_INTERRUPT;
+	tx = device->common.device_prep_dma_memcpy(dma_chan, dma_dest, dma_src,
+						   IOAT_TEST_SIZE, flags);
+	if (!tx) {
+		dev_err(dev, "Self-test prep failed, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	async_tx_ack(tx);
+	init_completion(&cmp);
+	tx->callback = ioat_dma_test_callback;
+	tx->callback_param = &cmp;
+	cookie = tx->tx_submit(tx);
+	if (cookie < 0) {
+		dev_err(dev, "Self-test setup failed, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	dma->device_issue_pending(dma_chan);
+
+	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+
+	if (tmo == 0 ||
+	    dma->device_is_tx_complete(dma_chan, cookie, NULL, NULL)
+					!= DMA_SUCCESS) {
+		dev_err(dev, "Self-test copy timed out, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	if (memcmp(src, dest, IOAT_TEST_SIZE)) {
+		dev_err(dev, "Self-test copy failed compare, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+free_resources:
+	dma->device_free_chan_resources(dma_chan);
+out:
+	kfree(src);
+	kfree(dest);
+	return err;
+}
+
+static char ioat_interrupt_style[32] = "msix";
+module_param_string(ioat_interrupt_style, ioat_interrupt_style,
+		    sizeof(ioat_interrupt_style), 0644);
+MODULE_PARM_DESC(ioat_interrupt_style,
+		 "set ioat interrupt style: msix (default), "
+		 "msix-single-vector, msi, intx)");
+
+/**
+ * ioat_dma_setup_interrupts - setup interrupt handler
+ * @device: ioat device
+ */
+static int ioat_dma_setup_interrupts(struct ioatdma_device *device)
+{
+	struct ioat_chan_common *chan;
+	struct pci_dev *pdev = device->pdev;
+	struct device *dev = &pdev->dev;
+	struct msix_entry *msix;
+	int i, j, msixcnt;
+	int err = -EINVAL;
+	u8 intrctrl = 0;
+
+	if (!strcmp(ioat_interrupt_style, "msix"))
+		goto msix;
+	if (!strcmp(ioat_interrupt_style, "msix-single-vector"))
+		goto msix_single_vector;
+	if (!strcmp(ioat_interrupt_style, "msi"))
+		goto msi;
+	if (!strcmp(ioat_interrupt_style, "intx"))
+		goto intx;
+	dev_err(dev, "invalid ioat_interrupt_style %s\n", ioat_interrupt_style);
+	goto err_no_irq;
+
+msix:
+	/* The number of MSI-X vectors should equal the number of channels */
+	msixcnt = device->common.chancnt;
+	for (i = 0; i < msixcnt; i++)
+		device->msix_entries[i].entry = i;
+
+	err = pci_enable_msix(pdev, device->msix_entries, msixcnt);
+	if (err < 0)
+		goto msi;
+	if (err > 0)
+		goto msix_single_vector;
+
+	for (i = 0; i < msixcnt; i++) {
+		msix = &device->msix_entries[i];
+		chan = ioat_chan_by_index(device, i);
+		err = devm_request_irq(dev, msix->vector,
+				       ioat_dma_do_interrupt_msix, 0,
+				       "ioat-msix", chan);
+		if (err) {
+			for (j = 0; j < i; j++) {
+				msix = &device->msix_entries[j];
+				chan = ioat_chan_by_index(device, j);
+				devm_free_irq(dev, msix->vector, chan);
+			}
+			goto msix_single_vector;
+		}
+	}
+	intrctrl |= IOAT_INTRCTRL_MSIX_VECTOR_CONTROL;
+	goto done;
+
+msix_single_vector:
+	msix = &device->msix_entries[0];
+	msix->entry = 0;
+	err = pci_enable_msix(pdev, device->msix_entries, 1);
+	if (err)
+		goto msi;
+
+	err = devm_request_irq(dev, msix->vector, ioat_dma_do_interrupt, 0,
+			       "ioat-msix", device);
+	if (err) {
+		pci_disable_msix(pdev);
+		goto msi;
+	}
+	goto done;
+
+msi:
+	err = pci_enable_msi(pdev);
+	if (err)
+		goto intx;
+
+	err = devm_request_irq(dev, pdev->irq, ioat_dma_do_interrupt, 0,
+			       "ioat-msi", device);
+	if (err) {
+		pci_disable_msi(pdev);
+		goto intx;
+	}
+	goto done;
+
+intx:
+	err = devm_request_irq(dev, pdev->irq, ioat_dma_do_interrupt,
+			       IRQF_SHARED, "ioat-intx", device);
+	if (err)
+		goto err_no_irq;
+
+done:
+	if (device->intr_quirk)
+		device->intr_quirk(device);
+	intrctrl |= IOAT_INTRCTRL_MASTER_INT_EN;
+	writeb(intrctrl, device->reg_base + IOAT_INTRCTRL_OFFSET);
+	return 0;
+
+err_no_irq:
+	/* Disable all interrupt generation */
+	writeb(0, device->reg_base + IOAT_INTRCTRL_OFFSET);
+	dev_err(dev, "no usable interrupts\n");
+	return err;
+}
+
+static void ioat_disable_interrupts(struct ioatdma_device *device)
+{
+	/* Disable all interrupt generation */
+	writeb(0, device->reg_base + IOAT_INTRCTRL_OFFSET);
+}
+
+int __devinit ioat_probe(struct ioatdma_device *device)
+{
+	int err = -ENODEV;
+	struct dma_device *dma = &device->common;
+	struct pci_dev *pdev = device->pdev;
+	struct device *dev = &pdev->dev;
+
+	/* DMA coherent memory pool for DMA descriptor allocations */
+	device->dma_pool = pci_pool_create("dma_desc_pool", pdev,
+					   sizeof(struct ioat_dma_descriptor),
+					   64, 0);
+	if (!device->dma_pool) {
+		err = -ENOMEM;
+		goto err_dma_pool;
+	}
+
+	device->completion_pool = pci_pool_create("completion_pool", pdev,
+						  sizeof(u64), SMP_CACHE_BYTES,
+						  SMP_CACHE_BYTES);
+
+	if (!device->completion_pool) {
+		err = -ENOMEM;
+		goto err_completion_pool;
+	}
+
+	device->enumerate_channels(device);
+
+	dma_cap_set(DMA_MEMCPY, dma->cap_mask);
+	dma->dev = &pdev->dev;
+
+	if (!dma->chancnt) {
+		dev_err(dev, "zero channels detected\n");
+		goto err_setup_interrupts;
+	}
+
+	err = ioat_dma_setup_interrupts(device);
+	if (err)
+		goto err_setup_interrupts;
+
+	err = device->self_test(device);
+	if (err)
+		goto err_self_test;
+
+	return 0;
+
+err_self_test:
+	ioat_disable_interrupts(device);
+err_setup_interrupts:
+	pci_pool_destroy(device->completion_pool);
+err_completion_pool:
+	pci_pool_destroy(device->dma_pool);
+err_dma_pool:
+	return err;
+}
+
+int __devinit ioat_register(struct ioatdma_device *device)
+{
+	int err = dma_async_device_register(&device->common);
+
+	if (err) {
+		ioat_disable_interrupts(device);
+		pci_pool_destroy(device->completion_pool);
+		pci_pool_destroy(device->dma_pool);
+	}
+
+	return err;
+}
+
+/* ioat1_intr_quirk - fix up dma ctrl register to enable / disable msi */
+static void ioat1_intr_quirk(struct ioatdma_device *device)
+{
+	struct pci_dev *pdev = device->pdev;
+	u32 dmactrl;
+
+	pci_read_config_dword(pdev, IOAT_PCI_DMACTRL_OFFSET, &dmactrl);
+	if (pdev->msi_enabled)
+		dmactrl |= IOAT_PCI_DMACTRL_MSI_EN;
+	else
+		dmactrl &= ~IOAT_PCI_DMACTRL_MSI_EN;
+	pci_write_config_dword(pdev, IOAT_PCI_DMACTRL_OFFSET, dmactrl);
+}
+
+static ssize_t ring_size_show(struct dma_chan *c, char *page)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+
+	return sprintf(page, "%d\n", ioat->desccount);
+}
+static struct ioat_sysfs_entry ring_size_attr = __ATTR_RO(ring_size);
+
+static ssize_t ring_active_show(struct dma_chan *c, char *page)
+{
+	struct ioat_dma_chan *ioat = to_ioat_chan(c);
+
+	return sprintf(page, "%d\n", ioat->active);
+}
+static struct ioat_sysfs_entry ring_active_attr = __ATTR_RO(ring_active);
+
+static ssize_t cap_show(struct dma_chan *c, char *page)
+{
+	struct dma_device *dma = c->device;
+
+	return sprintf(page, "copy%s%s%s%s%s%s\n",
+		       dma_has_cap(DMA_PQ, dma->cap_mask) ? " pq" : "",
+		       dma_has_cap(DMA_PQ_VAL, dma->cap_mask) ? " pq_val" : "",
+		       dma_has_cap(DMA_XOR, dma->cap_mask) ? " xor" : "",
+		       dma_has_cap(DMA_XOR_VAL, dma->cap_mask) ? " xor_val" : "",
+		       dma_has_cap(DMA_MEMSET, dma->cap_mask)  ? " fill" : "",
+		       dma_has_cap(DMA_INTERRUPT, dma->cap_mask) ? " intr" : "");
+
+}
+struct ioat_sysfs_entry ioat_cap_attr = __ATTR_RO(cap);
+
+static ssize_t version_show(struct dma_chan *c, char *page)
+{
+	struct dma_device *dma = c->device;
+	struct ioatdma_device *device = to_ioatdma_device(dma);
+
+	return sprintf(page, "%d.%d\n",
+		       device->version >> 4, device->version & 0xf);
+}
+struct ioat_sysfs_entry ioat_version_attr = __ATTR_RO(version);
+
+static struct attribute *ioat1_attrs[] = {
+	&ring_size_attr.attr,
+	&ring_active_attr.attr,
+	&ioat_cap_attr.attr,
+	&ioat_version_attr.attr,
+	NULL,
+};
+
+static ssize_t
+ioat_attr_show(struct kobject *kobj, struct attribute *attr, char *page)
+{
+	struct ioat_sysfs_entry *entry;
+	struct ioat_chan_common *chan;
+
+	entry = container_of(attr, struct ioat_sysfs_entry, attr);
+	chan = container_of(kobj, struct ioat_chan_common, kobj);
+
+	if (!entry->show)
+		return -EIO;
+	return entry->show(&chan->common, page);
+}
+
+struct sysfs_ops ioat_sysfs_ops = {
+	.show	= ioat_attr_show,
+};
+
+static struct kobj_type ioat1_ktype = {
+	.sysfs_ops = &ioat_sysfs_ops,
+	.default_attrs = ioat1_attrs,
+};
+
+void ioat_kobject_add(struct ioatdma_device *device, struct kobj_type *type)
+{
+	struct dma_device *dma = &device->common;
+	struct dma_chan *c;
+
+	list_for_each_entry(c, &dma->channels, device_node) {
+		struct ioat_chan_common *chan = to_chan_common(c);
+		struct kobject *parent = &c->dev->device.kobj;
+		int err;
+
+		err = kobject_init_and_add(&chan->kobj, type, parent, "quickdata");
+		if (err) {
+			dev_warn(to_dev(chan),
+				 "sysfs init error (%d), continuing...\n", err);
+			kobject_put(&chan->kobj);
+			set_bit(IOAT_KOBJ_INIT_FAIL, &chan->state);
+		}
+	}
+}
+
+void ioat_kobject_del(struct ioatdma_device *device)
+{
+	struct dma_device *dma = &device->common;
+	struct dma_chan *c;
+
+	list_for_each_entry(c, &dma->channels, device_node) {
+		struct ioat_chan_common *chan = to_chan_common(c);
+
+		if (!test_bit(IOAT_KOBJ_INIT_FAIL, &chan->state)) {
+			kobject_del(&chan->kobj);
+			kobject_put(&chan->kobj);
+		}
+	}
+}
+
+int __devinit ioat1_dma_probe(struct ioatdma_device *device, int dca)
+{
+	struct pci_dev *pdev = device->pdev;
+	struct dma_device *dma;
+	int err;
+
+	device->intr_quirk = ioat1_intr_quirk;
+	device->enumerate_channels = ioat1_enumerate_channels;
+	device->self_test = ioat_dma_self_test;
+	dma = &device->common;
+	dma->device_prep_dma_memcpy = ioat1_dma_prep_memcpy;
+	dma->device_issue_pending = ioat1_dma_memcpy_issue_pending;
+	dma->device_alloc_chan_resources = ioat1_dma_alloc_chan_resources;
+	dma->device_free_chan_resources = ioat1_dma_free_chan_resources;
+	dma->device_is_tx_complete = ioat1_dma_is_complete;
+
+	err = ioat_probe(device);
+	if (err)
+		return err;
+	ioat_set_tcp_copy_break(4096);
+	err = ioat_register(device);
+	if (err)
+		return err;
+	ioat_kobject_add(device, &ioat1_ktype);
+
+	if (dca)
+		device->dca = ioat_dca_init(pdev, device->reg_base);
+
+	return err;
+}
+
+void __devexit ioat_dma_remove(struct ioatdma_device *device)
+{
+	struct dma_device *dma = &device->common;
+
+	ioat_disable_interrupts(device);
+
+	ioat_kobject_del(device);
+
+	dma_async_device_unregister(dma);
+
+	pci_pool_destroy(device->dma_pool);
+	pci_pool_destroy(device->completion_pool);
+
+	INIT_LIST_HEAD(&dma->channels);
+}
diff --git a/drivers/dma/ioat/dma.h b/drivers/dma/ioat/dma.h
new file mode 100644
index 000000000000..45edde996480
--- /dev/null
+++ b/drivers/dma/ioat/dma.h
@@ -0,0 +1,335 @@
+/*
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called COPYING.
+ */
+#ifndef IOATDMA_H
+#define IOATDMA_H
+
+#include <linux/dmaengine.h>
+#include "hw.h"
+#include "registers.h"
+#include <linux/init.h>
+#include <linux/dmapool.h>
+#include <linux/cache.h>
+#include <linux/pci_ids.h>
+#include <net/tcp.h>
+
+#define IOAT_DMA_VERSION  "4.00"
+
+#define IOAT_LOW_COMPLETION_MASK	0xffffffc0
+#define IOAT_DMA_DCA_ANY_CPU		~0
+
+#define to_ioatdma_device(dev) container_of(dev, struct ioatdma_device, common)
+#define to_ioat_desc(lh) container_of(lh, struct ioat_desc_sw, node)
+#define tx_to_ioat_desc(tx) container_of(tx, struct ioat_desc_sw, txd)
+#define to_dev(ioat_chan) (&(ioat_chan)->device->pdev->dev)
+
+#define chan_num(ch) ((int)((ch)->reg_base - (ch)->device->reg_base) / 0x80)
+
+/*
+ * workaround for IOAT ver.3.0 null descriptor issue
+ * (channel returns error when size is 0)
+ */
+#define NULL_DESC_BUFFER_SIZE 1
+
+/**
+ * struct ioatdma_device - internal representation of a IOAT device
+ * @pdev: PCI-Express device
+ * @reg_base: MMIO register space base address
+ * @dma_pool: for allocating DMA descriptors
+ * @common: embedded struct dma_device
+ * @version: version of ioatdma device
+ * @msix_entries: irq handlers
+ * @idx: per channel data
+ * @dca: direct cache access context
+ * @intr_quirk: interrupt setup quirk (for ioat_v1 devices)
+ * @enumerate_channels: hw version specific channel enumeration
+ * @cleanup_tasklet: select between the v2 and v3 cleanup routines
+ * @timer_fn: select between the v2 and v3 timer watchdog routines
+ * @self_test: hardware version specific self test for each supported op type
+ *
+ * Note: the v3 cleanup routine supports raid operations
+ */
+struct ioatdma_device {
+	struct pci_dev *pdev;
+	void __iomem *reg_base;
+	struct pci_pool *dma_pool;
+	struct pci_pool *completion_pool;
+	struct dma_device common;
+	u8 version;
+	struct msix_entry msix_entries[4];
+	struct ioat_chan_common *idx[4];
+	struct dca_provider *dca;
+	void (*intr_quirk)(struct ioatdma_device *device);
+	int (*enumerate_channels)(struct ioatdma_device *device);
+	void (*cleanup_tasklet)(unsigned long data);
+	void (*timer_fn)(unsigned long data);
+	int (*self_test)(struct ioatdma_device *device);
+};
+
+struct ioat_chan_common {
+	struct dma_chan common;
+	void __iomem *reg_base;
+	unsigned long last_completion;
+	spinlock_t cleanup_lock;
+	dma_cookie_t completed_cookie;
+	unsigned long state;
+	#define IOAT_COMPLETION_PENDING 0
+	#define IOAT_COMPLETION_ACK 1
+	#define IOAT_RESET_PENDING 2
+	#define IOAT_KOBJ_INIT_FAIL 3
+	struct timer_list timer;
+	#define COMPLETION_TIMEOUT msecs_to_jiffies(100)
+	#define IDLE_TIMEOUT msecs_to_jiffies(2000)
+	#define RESET_DELAY msecs_to_jiffies(100)
+	struct ioatdma_device *device;
+	dma_addr_t completion_dma;
+	u64 *completion;
+	struct tasklet_struct cleanup_task;
+	struct kobject kobj;
+};
+
+struct ioat_sysfs_entry {
+	struct attribute attr;
+	ssize_t (*show)(struct dma_chan *, char *);
+};
+
+/**
+ * struct ioat_dma_chan - internal representation of a DMA channel
+ */
+struct ioat_dma_chan {
+	struct ioat_chan_common base;
+
+	size_t xfercap;	/* XFERCAP register value expanded out */
+
+	spinlock_t desc_lock;
+	struct list_head free_desc;
+	struct list_head used_desc;
+
+	int pending;
+	u16 desccount;
+	u16 active;
+};
+
+static inline struct ioat_chan_common *to_chan_common(struct dma_chan *c)
+{
+	return container_of(c, struct ioat_chan_common, common);
+}
+
+static inline struct ioat_dma_chan *to_ioat_chan(struct dma_chan *c)
+{
+	struct ioat_chan_common *chan = to_chan_common(c);
+
+	return container_of(chan, struct ioat_dma_chan, base);
+}
+
+/**
+ * ioat_is_complete - poll the status of an ioat transaction
+ * @c: channel handle
+ * @cookie: transaction identifier
+ * @done: if set, updated with last completed transaction
+ * @used: if set, updated with last used transaction
+ */
+static inline enum dma_status
+ioat_is_complete(struct dma_chan *c, dma_cookie_t cookie,
+		 dma_cookie_t *done, dma_cookie_t *used)
+{
+	struct ioat_chan_common *chan = to_chan_common(c);
+	dma_cookie_t last_used;
+	dma_cookie_t last_complete;
+
+	last_used = c->cookie;
+	last_complete = chan->completed_cookie;
+
+	if (done)
+		*done = last_complete;
+	if (used)
+		*used = last_used;
+
+	return dma_async_is_complete(cookie, last_complete, last_used);
+}
+
+/* wrapper around hardware descriptor format + additional software fields */
+
+/**
+ * struct ioat_desc_sw - wrapper around hardware descriptor
+ * @hw: hardware DMA descriptor (for memcpy)
+ * @node: this descriptor will either be on the free list,
+ *     or attached to a transaction list (tx_list)
+ * @txd: the generic software descriptor for all engines
+ * @id: identifier for debug
+ */
+struct ioat_desc_sw {
+	struct ioat_dma_descriptor *hw;
+	struct list_head node;
+	size_t len;
+	struct list_head tx_list;
+	struct dma_async_tx_descriptor txd;
+	#ifdef DEBUG
+	int id;
+	#endif
+};
+
+#ifdef DEBUG
+#define set_desc_id(desc, i) ((desc)->id = (i))
+#define desc_id(desc) ((desc)->id)
+#else
+#define set_desc_id(desc, i)
+#define desc_id(desc) (0)
+#endif
+
+static inline void
+__dump_desc_dbg(struct ioat_chan_common *chan, struct ioat_dma_descriptor *hw,
+		struct dma_async_tx_descriptor *tx, int id)
+{
+	struct device *dev = to_dev(chan);
+
+	dev_dbg(dev, "desc[%d]: (%#llx->%#llx) cookie: %d flags: %#x"
+		" ctl: %#x (op: %d int_en: %d compl: %d)\n", id,
+		(unsigned long long) tx->phys,
+		(unsigned long long) hw->next, tx->cookie, tx->flags,
+		hw->ctl, hw->ctl_f.op, hw->ctl_f.int_en, hw->ctl_f.compl_write);
+}
+
+#define dump_desc_dbg(c, d) \
+	({ if (d) __dump_desc_dbg(&c->base, d->hw, &d->txd, desc_id(d)); 0; })
+
+static inline void ioat_set_tcp_copy_break(unsigned long copybreak)
+{
+	#ifdef CONFIG_NET_DMA
+	sysctl_tcp_dma_copybreak = copybreak;
+	#endif
+}
+
+static inline struct ioat_chan_common *
+ioat_chan_by_index(struct ioatdma_device *device, int index)
+{
+	return device->idx[index];
+}
+
+static inline u64 ioat_chansts(struct ioat_chan_common *chan)
+{
+	u8 ver = chan->device->version;
+	u64 status;
+	u32 status_lo;
+
+	/* We need to read the low address first as this causes the
+	 * chipset to latch the upper bits for the subsequent read
+	 */
+	status_lo = readl(chan->reg_base + IOAT_CHANSTS_OFFSET_LOW(ver));
+	status = readl(chan->reg_base + IOAT_CHANSTS_OFFSET_HIGH(ver));
+	status <<= 32;
+	status |= status_lo;
+
+	return status;
+}
+
+static inline void ioat_start(struct ioat_chan_common *chan)
+{
+	u8 ver = chan->device->version;
+
+	writeb(IOAT_CHANCMD_START, chan->reg_base + IOAT_CHANCMD_OFFSET(ver));
+}
+
+static inline u64 ioat_chansts_to_addr(u64 status)
+{
+	return status & IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR;
+}
+
+static inline u32 ioat_chanerr(struct ioat_chan_common *chan)
+{
+	return readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+}
+
+static inline void ioat_suspend(struct ioat_chan_common *chan)
+{
+	u8 ver = chan->device->version;
+
+	writeb(IOAT_CHANCMD_SUSPEND, chan->reg_base + IOAT_CHANCMD_OFFSET(ver));
+}
+
+static inline void ioat_set_chainaddr(struct ioat_dma_chan *ioat, u64 addr)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+
+	writel(addr & 0x00000000FFFFFFFF,
+	       chan->reg_base + IOAT1_CHAINADDR_OFFSET_LOW);
+	writel(addr >> 32,
+	       chan->reg_base + IOAT1_CHAINADDR_OFFSET_HIGH);
+}
+
+static inline bool is_ioat_active(unsigned long status)
+{
+	return ((status & IOAT_CHANSTS_STATUS) == IOAT_CHANSTS_ACTIVE);
+}
+
+static inline bool is_ioat_idle(unsigned long status)
+{
+	return ((status & IOAT_CHANSTS_STATUS) == IOAT_CHANSTS_DONE);
+}
+
+static inline bool is_ioat_halted(unsigned long status)
+{
+	return ((status & IOAT_CHANSTS_STATUS) == IOAT_CHANSTS_HALTED);
+}
+
+static inline bool is_ioat_suspended(unsigned long status)
+{
+	return ((status & IOAT_CHANSTS_STATUS) == IOAT_CHANSTS_SUSPENDED);
+}
+
+/* channel was fatally programmed */
+static inline bool is_ioat_bug(unsigned long err)
+{
+	return !!err;
+}
+
+static inline void ioat_unmap(struct pci_dev *pdev, dma_addr_t addr, size_t len,
+			      int direction, enum dma_ctrl_flags flags, bool dst)
+{
+	if ((dst && (flags & DMA_COMPL_DEST_UNMAP_SINGLE)) ||
+	    (!dst && (flags & DMA_COMPL_SRC_UNMAP_SINGLE)))
+		pci_unmap_single(pdev, addr, len, direction);
+	else
+		pci_unmap_page(pdev, addr, len, direction);
+}
+
+int __devinit ioat_probe(struct ioatdma_device *device);
+int __devinit ioat_register(struct ioatdma_device *device);
+int __devinit ioat1_dma_probe(struct ioatdma_device *dev, int dca);
+int __devinit ioat_dma_self_test(struct ioatdma_device *device);
+void __devexit ioat_dma_remove(struct ioatdma_device *device);
+struct dca_provider * __devinit ioat_dca_init(struct pci_dev *pdev,
+					      void __iomem *iobase);
+unsigned long ioat_get_current_completion(struct ioat_chan_common *chan);
+void ioat_init_channel(struct ioatdma_device *device,
+		       struct ioat_chan_common *chan, int idx,
+		       void (*timer_fn)(unsigned long),
+		       void (*tasklet)(unsigned long),
+		       unsigned long ioat);
+void ioat_dma_unmap(struct ioat_chan_common *chan, enum dma_ctrl_flags flags,
+		    size_t len, struct ioat_dma_descriptor *hw);
+bool ioat_cleanup_preamble(struct ioat_chan_common *chan,
+			   unsigned long *phys_complete);
+void ioat_kobject_add(struct ioatdma_device *device, struct kobj_type *type);
+void ioat_kobject_del(struct ioatdma_device *device);
+extern struct sysfs_ops ioat_sysfs_ops;
+extern struct ioat_sysfs_entry ioat_version_attr;
+extern struct ioat_sysfs_entry ioat_cap_attr;
+#endif /* IOATDMA_H */
diff --git a/drivers/dma/ioat/dma_v2.c b/drivers/dma/ioat/dma_v2.c
new file mode 100644
index 000000000000..8f1f7f05deaa
--- /dev/null
+++ b/drivers/dma/ioat/dma_v2.c
@@ -0,0 +1,873 @@
+/*
+ * Intel I/OAT DMA Linux driver
+ * Copyright(c) 2004 - 2009 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ */
+
+/*
+ * This driver supports an Intel I/OAT DMA engine (versions >= 2), which
+ * does asynchronous data movement and checksumming operations.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/dmaengine.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/workqueue.h>
+#include <linux/i7300_idle.h>
+#include "dma.h"
+#include "dma_v2.h"
+#include "registers.h"
+#include "hw.h"
+
+int ioat_ring_alloc_order = 8;
+module_param(ioat_ring_alloc_order, int, 0644);
+MODULE_PARM_DESC(ioat_ring_alloc_order,
+		 "ioat2+: allocate 2^n descriptors per channel"
+		 " (default: 8 max: 16)");
+static int ioat_ring_max_alloc_order = IOAT_MAX_ORDER;
+module_param(ioat_ring_max_alloc_order, int, 0644);
+MODULE_PARM_DESC(ioat_ring_max_alloc_order,
+		 "ioat2+: upper limit for ring size (default: 16)");
+
+void __ioat2_issue_pending(struct ioat2_dma_chan *ioat)
+{
+	void * __iomem reg_base = ioat->base.reg_base;
+
+	ioat->pending = 0;
+	ioat->dmacount += ioat2_ring_pending(ioat);
+	ioat->issued = ioat->head;
+	/* make descriptor updates globally visible before notifying channel */
+	wmb();
+	writew(ioat->dmacount, reg_base + IOAT_CHAN_DMACOUNT_OFFSET);
+	dev_dbg(to_dev(&ioat->base),
+		"%s: head: %#x tail: %#x issued: %#x count: %#x\n",
+		__func__, ioat->head, ioat->tail, ioat->issued, ioat->dmacount);
+}
+
+void ioat2_issue_pending(struct dma_chan *chan)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(chan);
+
+	spin_lock_bh(&ioat->ring_lock);
+	if (ioat->pending == 1)
+		__ioat2_issue_pending(ioat);
+	spin_unlock_bh(&ioat->ring_lock);
+}
+
+/**
+ * ioat2_update_pending - log pending descriptors
+ * @ioat: ioat2+ channel
+ *
+ * set pending to '1' unless pending is already set to '2', pending == 2
+ * indicates that submission is temporarily blocked due to an in-flight
+ * reset.  If we are already above the ioat_pending_level threshold then
+ * just issue pending.
+ *
+ * called with ring_lock held
+ */
+static void ioat2_update_pending(struct ioat2_dma_chan *ioat)
+{
+	if (unlikely(ioat->pending == 2))
+		return;
+	else if (ioat2_ring_pending(ioat) > ioat_pending_level)
+		__ioat2_issue_pending(ioat);
+	else
+		ioat->pending = 1;
+}
+
+static void __ioat2_start_null_desc(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_ring_ent *desc;
+	struct ioat_dma_descriptor *hw;
+	int idx;
+
+	if (ioat2_ring_space(ioat) < 1) {
+		dev_err(to_dev(&ioat->base),
+			"Unable to start null desc - ring full\n");
+		return;
+	}
+
+	dev_dbg(to_dev(&ioat->base), "%s: head: %#x tail: %#x issued: %#x\n",
+		__func__, ioat->head, ioat->tail, ioat->issued);
+	idx = ioat2_desc_alloc(ioat, 1);
+	desc = ioat2_get_ring_ent(ioat, idx);
+
+	hw = desc->hw;
+	hw->ctl = 0;
+	hw->ctl_f.null = 1;
+	hw->ctl_f.int_en = 1;
+	hw->ctl_f.compl_write = 1;
+	/* set size to non-zero value (channel returns error when size is 0) */
+	hw->size = NULL_DESC_BUFFER_SIZE;
+	hw->src_addr = 0;
+	hw->dst_addr = 0;
+	async_tx_ack(&desc->txd);
+	ioat2_set_chainaddr(ioat, desc->txd.phys);
+	dump_desc_dbg(ioat, desc);
+	__ioat2_issue_pending(ioat);
+}
+
+static void ioat2_start_null_desc(struct ioat2_dma_chan *ioat)
+{
+	spin_lock_bh(&ioat->ring_lock);
+	__ioat2_start_null_desc(ioat);
+	spin_unlock_bh(&ioat->ring_lock);
+}
+
+static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	struct dma_async_tx_descriptor *tx;
+	struct ioat_ring_ent *desc;
+	bool seen_current = false;
+	u16 active;
+	int i;
+
+	dev_dbg(to_dev(chan), "%s: head: %#x tail: %#x issued: %#x\n",
+		__func__, ioat->head, ioat->tail, ioat->issued);
+
+	active = ioat2_ring_active(ioat);
+	for (i = 0; i < active && !seen_current; i++) {
+		prefetch(ioat2_get_ring_ent(ioat, ioat->tail + i + 1));
+		desc = ioat2_get_ring_ent(ioat, ioat->tail + i);
+		tx = &desc->txd;
+		dump_desc_dbg(ioat, desc);
+		if (tx->cookie) {
+			ioat_dma_unmap(chan, tx->flags, desc->len, desc->hw);
+			chan->completed_cookie = tx->cookie;
+			tx->cookie = 0;
+			if (tx->callback) {
+				tx->callback(tx->callback_param);
+				tx->callback = NULL;
+			}
+		}
+
+		if (tx->phys == phys_complete)
+			seen_current = true;
+	}
+	ioat->tail += i;
+	BUG_ON(!seen_current); /* no active descs have written a completion? */
+
+	chan->last_completion = phys_complete;
+	if (ioat->head == ioat->tail) {
+		dev_dbg(to_dev(chan), "%s: cancel completion timeout\n",
+			__func__);
+		clear_bit(IOAT_COMPLETION_PENDING, &chan->state);
+		mod_timer(&chan->timer, jiffies + IDLE_TIMEOUT);
+	}
+}
+
+/**
+ * ioat2_cleanup - clean finished descriptors (advance tail pointer)
+ * @chan: ioat channel to be cleaned up
+ */
+static void ioat2_cleanup(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	unsigned long phys_complete;
+
+	prefetch(chan->completion);
+
+	if (!spin_trylock_bh(&chan->cleanup_lock))
+		return;
+
+	if (!ioat_cleanup_preamble(chan, &phys_complete)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	if (!spin_trylock_bh(&ioat->ring_lock)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	__cleanup(ioat, phys_complete);
+
+	spin_unlock_bh(&ioat->ring_lock);
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+void ioat2_cleanup_tasklet(unsigned long data)
+{
+	struct ioat2_dma_chan *ioat = (void *) data;
+
+	ioat2_cleanup(ioat);
+	writew(IOAT_CHANCTRL_RUN, ioat->base.reg_base + IOAT_CHANCTRL_OFFSET);
+}
+
+void __ioat2_restart_chan(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+
+	/* set the tail to be re-issued */
+	ioat->issued = ioat->tail;
+	ioat->dmacount = 0;
+	set_bit(IOAT_COMPLETION_PENDING, &chan->state);
+	mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+
+	dev_dbg(to_dev(chan),
+		"%s: head: %#x tail: %#x issued: %#x count: %#x\n",
+		__func__, ioat->head, ioat->tail, ioat->issued, ioat->dmacount);
+
+	if (ioat2_ring_pending(ioat)) {
+		struct ioat_ring_ent *desc;
+
+		desc = ioat2_get_ring_ent(ioat, ioat->tail);
+		ioat2_set_chainaddr(ioat, desc->txd.phys);
+		__ioat2_issue_pending(ioat);
+	} else
+		__ioat2_start_null_desc(ioat);
+}
+
+static void ioat2_restart_channel(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	unsigned long phys_complete;
+	u32 status;
+
+	status = ioat_chansts(chan);
+	if (is_ioat_active(status) || is_ioat_idle(status))
+		ioat_suspend(chan);
+	while (is_ioat_active(status) || is_ioat_idle(status)) {
+		status = ioat_chansts(chan);
+		cpu_relax();
+	}
+
+	if (ioat_cleanup_preamble(chan, &phys_complete))
+		__cleanup(ioat, phys_complete);
+
+	__ioat2_restart_chan(ioat);
+}
+
+void ioat2_timer_event(unsigned long data)
+{
+	struct ioat2_dma_chan *ioat = (void *) data;
+	struct ioat_chan_common *chan = &ioat->base;
+
+	spin_lock_bh(&chan->cleanup_lock);
+	if (test_bit(IOAT_COMPLETION_PENDING, &chan->state)) {
+		unsigned long phys_complete;
+		u64 status;
+
+		spin_lock_bh(&ioat->ring_lock);
+		status = ioat_chansts(chan);
+
+		/* when halted due to errors check for channel
+		 * programming errors before advancing the completion state
+		 */
+		if (is_ioat_halted(status)) {
+			u32 chanerr;
+
+			chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+			dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
+				__func__, chanerr);
+			BUG_ON(is_ioat_bug(chanerr));
+		}
+
+		/* if we haven't made progress and we have already
+		 * acknowledged a pending completion once, then be more
+		 * forceful with a restart
+		 */
+		if (ioat_cleanup_preamble(chan, &phys_complete))
+			__cleanup(ioat, phys_complete);
+		else if (test_bit(IOAT_COMPLETION_ACK, &chan->state))
+			ioat2_restart_channel(ioat);
+		else {
+			set_bit(IOAT_COMPLETION_ACK, &chan->state);
+			mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+		}
+		spin_unlock_bh(&ioat->ring_lock);
+	} else {
+		u16 active;
+
+		/* if the ring is idle, empty, and oversized try to step
+		 * down the size
+		 */
+		spin_lock_bh(&ioat->ring_lock);
+		active = ioat2_ring_active(ioat);
+		if (active == 0 && ioat->alloc_order > ioat_get_alloc_order())
+			reshape_ring(ioat, ioat->alloc_order-1);
+		spin_unlock_bh(&ioat->ring_lock);
+
+		/* keep shrinking until we get back to our minimum
+		 * default size
+		 */
+		if (ioat->alloc_order > ioat_get_alloc_order())
+			mod_timer(&chan->timer, jiffies + IDLE_TIMEOUT);
+	}
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+/**
+ * ioat2_enumerate_channels - find and initialize the device's channels
+ * @device: the device to be enumerated
+ */
+int ioat2_enumerate_channels(struct ioatdma_device *device)
+{
+	struct ioat2_dma_chan *ioat;
+	struct device *dev = &device->pdev->dev;
+	struct dma_device *dma = &device->common;
+	u8 xfercap_log;
+	int i;
+
+	INIT_LIST_HEAD(&dma->channels);
+	dma->chancnt = readb(device->reg_base + IOAT_CHANCNT_OFFSET);
+	dma->chancnt &= 0x1f; /* bits [4:0] valid */
+	if (dma->chancnt > ARRAY_SIZE(device->idx)) {
+		dev_warn(dev, "(%d) exceeds max supported channels (%zu)\n",
+			 dma->chancnt, ARRAY_SIZE(device->idx));
+		dma->chancnt = ARRAY_SIZE(device->idx);
+	}
+	xfercap_log = readb(device->reg_base + IOAT_XFERCAP_OFFSET);
+	xfercap_log &= 0x1f; /* bits [4:0] valid */
+	if (xfercap_log == 0)
+		return 0;
+	dev_dbg(dev, "%s: xfercap = %d\n", __func__, 1 << xfercap_log);
+
+	/* FIXME which i/oat version is i7300? */
+#ifdef CONFIG_I7300_IDLE_IOAT_CHANNEL
+	if (i7300_idle_platform_probe(NULL, NULL, 1) == 0)
+		dma->chancnt--;
+#endif
+	for (i = 0; i < dma->chancnt; i++) {
+		ioat = devm_kzalloc(dev, sizeof(*ioat), GFP_KERNEL);
+		if (!ioat)
+			break;
+
+		ioat_init_channel(device, &ioat->base, i,
+				  device->timer_fn,
+				  device->cleanup_tasklet,
+				  (unsigned long) ioat);
+		ioat->xfercap_log = xfercap_log;
+		spin_lock_init(&ioat->ring_lock);
+	}
+	dma->chancnt = i;
+	return i;
+}
+
+static dma_cookie_t ioat2_tx_submit_unlock(struct dma_async_tx_descriptor *tx)
+{
+	struct dma_chan *c = tx->chan;
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	dma_cookie_t cookie = c->cookie;
+
+	cookie++;
+	if (cookie < 0)
+		cookie = 1;
+	tx->cookie = cookie;
+	c->cookie = cookie;
+	dev_dbg(to_dev(&ioat->base), "%s: cookie: %d\n", __func__, cookie);
+
+	if (!test_and_set_bit(IOAT_COMPLETION_PENDING, &chan->state))
+		mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+	ioat2_update_pending(ioat);
+	spin_unlock_bh(&ioat->ring_lock);
+
+	return cookie;
+}
+
+static struct ioat_ring_ent *ioat2_alloc_ring_ent(struct dma_chan *chan, gfp_t flags)
+{
+	struct ioat_dma_descriptor *hw;
+	struct ioat_ring_ent *desc;
+	struct ioatdma_device *dma;
+	dma_addr_t phys;
+
+	dma = to_ioatdma_device(chan->device);
+	hw = pci_pool_alloc(dma->dma_pool, flags, &phys);
+	if (!hw)
+		return NULL;
+	memset(hw, 0, sizeof(*hw));
+
+	desc = kmem_cache_alloc(ioat2_cache, flags);
+	if (!desc) {
+		pci_pool_free(dma->dma_pool, hw, phys);
+		return NULL;
+	}
+	memset(desc, 0, sizeof(*desc));
+
+	dma_async_tx_descriptor_init(&desc->txd, chan);
+	desc->txd.tx_submit = ioat2_tx_submit_unlock;
+	desc->hw = hw;
+	desc->txd.phys = phys;
+	return desc;
+}
+
+static void ioat2_free_ring_ent(struct ioat_ring_ent *desc, struct dma_chan *chan)
+{
+	struct ioatdma_device *dma;
+
+	dma = to_ioatdma_device(chan->device);
+	pci_pool_free(dma->dma_pool, desc->hw, desc->txd.phys);
+	kmem_cache_free(ioat2_cache, desc);
+}
+
+static struct ioat_ring_ent **ioat2_alloc_ring(struct dma_chan *c, int order, gfp_t flags)
+{
+	struct ioat_ring_ent **ring;
+	int descs = 1 << order;
+	int i;
+
+	if (order > ioat_get_max_alloc_order())
+		return NULL;
+
+	/* allocate the array to hold the software ring */
+	ring = kcalloc(descs, sizeof(*ring), flags);
+	if (!ring)
+		return NULL;
+	for (i = 0; i < descs; i++) {
+		ring[i] = ioat2_alloc_ring_ent(c, flags);
+		if (!ring[i]) {
+			while (i--)
+				ioat2_free_ring_ent(ring[i], c);
+			kfree(ring);
+			return NULL;
+		}
+		set_desc_id(ring[i], i);
+	}
+
+	/* link descs */
+	for (i = 0; i < descs-1; i++) {
+		struct ioat_ring_ent *next = ring[i+1];
+		struct ioat_dma_descriptor *hw = ring[i]->hw;
+
+		hw->next = next->txd.phys;
+	}
+	ring[i]->hw->next = ring[0]->txd.phys;
+
+	return ring;
+}
+
+/* ioat2_alloc_chan_resources - allocate/initialize ioat2 descriptor ring
+ * @chan: channel to be initialized
+ */
+int ioat2_alloc_chan_resources(struct dma_chan *c)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_ring_ent **ring;
+	u32 chanerr;
+	int order;
+
+	/* have we already been set up? */
+	if (ioat->ring)
+		return 1 << ioat->alloc_order;
+
+	/* Setup register to interrupt and write completion status on error */
+	writew(IOAT_CHANCTRL_RUN, chan->reg_base + IOAT_CHANCTRL_OFFSET);
+
+	chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+	if (chanerr) {
+		dev_err(to_dev(chan), "CHANERR = %x, clearing\n", chanerr);
+		writel(chanerr, chan->reg_base + IOAT_CHANERR_OFFSET);
+	}
+
+	/* allocate a completion writeback area */
+	/* doing 2 32bit writes to mmio since 1 64b write doesn't work */
+	chan->completion = pci_pool_alloc(chan->device->completion_pool,
+					  GFP_KERNEL, &chan->completion_dma);
+	if (!chan->completion)
+		return -ENOMEM;
+
+	memset(chan->completion, 0, sizeof(*chan->completion));
+	writel(((u64) chan->completion_dma) & 0x00000000FFFFFFFF,
+	       chan->reg_base + IOAT_CHANCMP_OFFSET_LOW);
+	writel(((u64) chan->completion_dma) >> 32,
+	       chan->reg_base + IOAT_CHANCMP_OFFSET_HIGH);
+
+	order = ioat_get_alloc_order();
+	ring = ioat2_alloc_ring(c, order, GFP_KERNEL);
+	if (!ring)
+		return -ENOMEM;
+
+	spin_lock_bh(&ioat->ring_lock);
+	ioat->ring = ring;
+	ioat->head = 0;
+	ioat->issued = 0;
+	ioat->tail = 0;
+	ioat->pending = 0;
+	ioat->alloc_order = order;
+	spin_unlock_bh(&ioat->ring_lock);
+
+	tasklet_enable(&chan->cleanup_task);
+	ioat2_start_null_desc(ioat);
+
+	return 1 << ioat->alloc_order;
+}
+
+bool reshape_ring(struct ioat2_dma_chan *ioat, int order)
+{
+	/* reshape differs from normal ring allocation in that we want
+	 * to allocate a new software ring while only
+	 * extending/truncating the hardware ring
+	 */
+	struct ioat_chan_common *chan = &ioat->base;
+	struct dma_chan *c = &chan->common;
+	const u16 curr_size = ioat2_ring_mask(ioat) + 1;
+	const u16 active = ioat2_ring_active(ioat);
+	const u16 new_size = 1 << order;
+	struct ioat_ring_ent **ring;
+	u16 i;
+
+	if (order > ioat_get_max_alloc_order())
+		return false;
+
+	/* double check that we have at least 1 free descriptor */
+	if (active == curr_size)
+		return false;
+
+	/* when shrinking, verify that we can hold the current active
+	 * set in the new ring
+	 */
+	if (active >= new_size)
+		return false;
+
+	/* allocate the array to hold the software ring */
+	ring = kcalloc(new_size, sizeof(*ring), GFP_NOWAIT);
+	if (!ring)
+		return false;
+
+	/* allocate/trim descriptors as needed */
+	if (new_size > curr_size) {
+		/* copy current descriptors to the new ring */
+		for (i = 0; i < curr_size; i++) {
+			u16 curr_idx = (ioat->tail+i) & (curr_size-1);
+			u16 new_idx = (ioat->tail+i) & (new_size-1);
+
+			ring[new_idx] = ioat->ring[curr_idx];
+			set_desc_id(ring[new_idx], new_idx);
+		}
+
+		/* add new descriptors to the ring */
+		for (i = curr_size; i < new_size; i++) {
+			u16 new_idx = (ioat->tail+i) & (new_size-1);
+
+			ring[new_idx] = ioat2_alloc_ring_ent(c, GFP_NOWAIT);
+			if (!ring[new_idx]) {
+				while (i--) {
+					u16 new_idx = (ioat->tail+i) & (new_size-1);
+
+					ioat2_free_ring_ent(ring[new_idx], c);
+				}
+				kfree(ring);
+				return false;
+			}
+			set_desc_id(ring[new_idx], new_idx);
+		}
+
+		/* hw link new descriptors */
+		for (i = curr_size-1; i < new_size; i++) {
+			u16 new_idx = (ioat->tail+i) & (new_size-1);
+			struct ioat_ring_ent *next = ring[(new_idx+1) & (new_size-1)];
+			struct ioat_dma_descriptor *hw = ring[new_idx]->hw;
+
+			hw->next = next->txd.phys;
+		}
+	} else {
+		struct ioat_dma_descriptor *hw;
+		struct ioat_ring_ent *next;
+
+		/* copy current descriptors to the new ring, dropping the
+		 * removed descriptors
+		 */
+		for (i = 0; i < new_size; i++) {
+			u16 curr_idx = (ioat->tail+i) & (curr_size-1);
+			u16 new_idx = (ioat->tail+i) & (new_size-1);
+
+			ring[new_idx] = ioat->ring[curr_idx];
+			set_desc_id(ring[new_idx], new_idx);
+		}
+
+		/* free deleted descriptors */
+		for (i = new_size; i < curr_size; i++) {
+			struct ioat_ring_ent *ent;
+
+			ent = ioat2_get_ring_ent(ioat, ioat->tail+i);
+			ioat2_free_ring_ent(ent, c);
+		}
+
+		/* fix up hardware ring */
+		hw = ring[(ioat->tail+new_size-1) & (new_size-1)]->hw;
+		next = ring[(ioat->tail+new_size) & (new_size-1)];
+		hw->next = next->txd.phys;
+	}
+
+	dev_dbg(to_dev(chan), "%s: allocated %d descriptors\n",
+		__func__, new_size);
+
+	kfree(ioat->ring);
+	ioat->ring = ring;
+	ioat->alloc_order = order;
+
+	return true;
+}
+
+/**
+ * ioat2_alloc_and_lock - common descriptor alloc boilerplate for ioat2,3 ops
+ * @idx: gets starting descriptor index on successful allocation
+ * @ioat: ioat2,3 channel (ring) to operate on
+ * @num_descs: allocation length
+ */
+int ioat2_alloc_and_lock(u16 *idx, struct ioat2_dma_chan *ioat, int num_descs)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+
+	spin_lock_bh(&ioat->ring_lock);
+	/* never allow the last descriptor to be consumed, we need at
+	 * least one free at all times to allow for on-the-fly ring
+	 * resizing.
+	 */
+	while (unlikely(ioat2_ring_space(ioat) <= num_descs)) {
+		if (reshape_ring(ioat, ioat->alloc_order + 1) &&
+		    ioat2_ring_space(ioat) > num_descs)
+				break;
+
+		if (printk_ratelimit())
+			dev_dbg(to_dev(chan),
+				"%s: ring full! num_descs: %d (%x:%x:%x)\n",
+				__func__, num_descs, ioat->head, ioat->tail,
+				ioat->issued);
+		spin_unlock_bh(&ioat->ring_lock);
+
+		/* progress reclaim in the allocation failure case we
+		 * may be called under bh_disabled so we need to trigger
+		 * the timer event directly
+		 */
+		spin_lock_bh(&chan->cleanup_lock);
+		if (jiffies > chan->timer.expires &&
+		    timer_pending(&chan->timer)) {
+			struct ioatdma_device *device = chan->device;
+
+			mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+			spin_unlock_bh(&chan->cleanup_lock);
+			device->timer_fn((unsigned long) ioat);
+		} else
+			spin_unlock_bh(&chan->cleanup_lock);
+		return -ENOMEM;
+	}
+
+	dev_dbg(to_dev(chan), "%s: num_descs: %d (%x:%x:%x)\n",
+		__func__, num_descs, ioat->head, ioat->tail, ioat->issued);
+
+	*idx = ioat2_desc_alloc(ioat, num_descs);
+	return 0;  /* with ioat->ring_lock held */
+}
+
+struct dma_async_tx_descriptor *
+ioat2_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest,
+			   dma_addr_t dma_src, size_t len, unsigned long flags)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_dma_descriptor *hw;
+	struct ioat_ring_ent *desc;
+	dma_addr_t dst = dma_dest;
+	dma_addr_t src = dma_src;
+	size_t total_len = len;
+	int num_descs;
+	u16 idx;
+	int i;
+
+	num_descs = ioat2_xferlen_to_descs(ioat, len);
+	if (likely(num_descs) &&
+	    ioat2_alloc_and_lock(&idx, ioat, num_descs) == 0)
+		/* pass */;
+	else
+		return NULL;
+	i = 0;
+	do {
+		size_t copy = min_t(size_t, len, 1 << ioat->xfercap_log);
+
+		desc = ioat2_get_ring_ent(ioat, idx + i);
+		hw = desc->hw;
+
+		hw->size = copy;
+		hw->ctl = 0;
+		hw->src_addr = src;
+		hw->dst_addr = dst;
+
+		len -= copy;
+		dst += copy;
+		src += copy;
+		dump_desc_dbg(ioat, desc);
+	} while (++i < num_descs);
+
+	desc->txd.flags = flags;
+	desc->len = total_len;
+	hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+	hw->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
+	hw->ctl_f.compl_write = 1;
+	dump_desc_dbg(ioat, desc);
+	/* we leave the channel locked to ensure in order submission */
+
+	return &desc->txd;
+}
+
+/**
+ * ioat2_free_chan_resources - release all the descriptors
+ * @chan: the channel to be cleaned
+ */
+void ioat2_free_chan_resources(struct dma_chan *c)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioatdma_device *device = chan->device;
+	struct ioat_ring_ent *desc;
+	const u16 total_descs = 1 << ioat->alloc_order;
+	int descs;
+	int i;
+
+	/* Before freeing channel resources first check
+	 * if they have been previously allocated for this channel.
+	 */
+	if (!ioat->ring)
+		return;
+
+	tasklet_disable(&chan->cleanup_task);
+	del_timer_sync(&chan->timer);
+	device->cleanup_tasklet((unsigned long) ioat);
+
+	/* Delay 100ms after reset to allow internal DMA logic to quiesce
+	 * before removing DMA descriptor resources.
+	 */
+	writeb(IOAT_CHANCMD_RESET,
+	       chan->reg_base + IOAT_CHANCMD_OFFSET(chan->device->version));
+	mdelay(100);
+
+	spin_lock_bh(&ioat->ring_lock);
+	descs = ioat2_ring_space(ioat);
+	dev_dbg(to_dev(chan), "freeing %d idle descriptors\n", descs);
+	for (i = 0; i < descs; i++) {
+		desc = ioat2_get_ring_ent(ioat, ioat->head + i);
+		ioat2_free_ring_ent(desc, c);
+	}
+
+	if (descs < total_descs)
+		dev_err(to_dev(chan), "Freeing %d in use descriptors!\n",
+			total_descs - descs);
+
+	for (i = 0; i < total_descs - descs; i++) {
+		desc = ioat2_get_ring_ent(ioat, ioat->tail + i);
+		dump_desc_dbg(ioat, desc);
+		ioat2_free_ring_ent(desc, c);
+	}
+
+	kfree(ioat->ring);
+	ioat->ring = NULL;
+	ioat->alloc_order = 0;
+	pci_pool_free(device->completion_pool, chan->completion,
+		      chan->completion_dma);
+	spin_unlock_bh(&ioat->ring_lock);
+
+	chan->last_completion = 0;
+	chan->completion_dma = 0;
+	ioat->pending = 0;
+	ioat->dmacount = 0;
+}
+
+enum dma_status
+ioat2_is_complete(struct dma_chan *c, dma_cookie_t cookie,
+		     dma_cookie_t *done, dma_cookie_t *used)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioatdma_device *device = ioat->base.device;
+
+	if (ioat_is_complete(c, cookie, done, used) == DMA_SUCCESS)
+		return DMA_SUCCESS;
+
+	device->cleanup_tasklet((unsigned long) ioat);
+
+	return ioat_is_complete(c, cookie, done, used);
+}
+
+static ssize_t ring_size_show(struct dma_chan *c, char *page)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+
+	return sprintf(page, "%d\n", (1 << ioat->alloc_order) & ~1);
+}
+static struct ioat_sysfs_entry ring_size_attr = __ATTR_RO(ring_size);
+
+static ssize_t ring_active_show(struct dma_chan *c, char *page)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+
+	/* ...taken outside the lock, no need to be precise */
+	return sprintf(page, "%d\n", ioat2_ring_active(ioat));
+}
+static struct ioat_sysfs_entry ring_active_attr = __ATTR_RO(ring_active);
+
+static struct attribute *ioat2_attrs[] = {
+	&ring_size_attr.attr,
+	&ring_active_attr.attr,
+	&ioat_cap_attr.attr,
+	&ioat_version_attr.attr,
+	NULL,
+};
+
+struct kobj_type ioat2_ktype = {
+	.sysfs_ops = &ioat_sysfs_ops,
+	.default_attrs = ioat2_attrs,
+};
+
+int __devinit ioat2_dma_probe(struct ioatdma_device *device, int dca)
+{
+	struct pci_dev *pdev = device->pdev;
+	struct dma_device *dma;
+	struct dma_chan *c;
+	struct ioat_chan_common *chan;
+	int err;
+
+	device->enumerate_channels = ioat2_enumerate_channels;
+	device->cleanup_tasklet = ioat2_cleanup_tasklet;
+	device->timer_fn = ioat2_timer_event;
+	device->self_test = ioat_dma_self_test;
+	dma = &device->common;
+	dma->device_prep_dma_memcpy = ioat2_dma_prep_memcpy_lock;
+	dma->device_issue_pending = ioat2_issue_pending;
+	dma->device_alloc_chan_resources = ioat2_alloc_chan_resources;
+	dma->device_free_chan_resources = ioat2_free_chan_resources;
+	dma->device_is_tx_complete = ioat2_is_complete;
+
+	err = ioat_probe(device);
+	if (err)
+		return err;
+	ioat_set_tcp_copy_break(2048);
+
+	list_for_each_entry(c, &dma->channels, device_node) {
+		chan = to_chan_common(c);
+		writel(IOAT_DCACTRL_CMPL_WRITE_ENABLE | IOAT_DMA_DCA_ANY_CPU,
+		       chan->reg_base + IOAT_DCACTRL_OFFSET);
+	}
+
+	err = ioat_register(device);
+	if (err)
+		return err;
+
+	ioat_kobject_add(device, &ioat2_ktype);
+
+	if (dca)
+		device->dca = ioat2_dca_init(pdev, device->reg_base);
+
+	return err;
+}
diff --git a/drivers/dma/ioat/dma_v2.h b/drivers/dma/ioat/dma_v2.h
new file mode 100644
index 000000000000..1d849ef74d5f
--- /dev/null
+++ b/drivers/dma/ioat/dma_v2.h
@@ -0,0 +1,190 @@
+/*
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called COPYING.
+ */
+#ifndef IOATDMA_V2_H
+#define IOATDMA_V2_H
+
+#include <linux/dmaengine.h>
+#include "dma.h"
+#include "hw.h"
+
+
+extern int ioat_pending_level;
+extern int ioat_ring_alloc_order;
+
+/*
+ * workaround for IOAT ver.3.0 null descriptor issue
+ * (channel returns error when size is 0)
+ */
+#define NULL_DESC_BUFFER_SIZE 1
+
+#define IOAT_MAX_ORDER 16
+#define ioat_get_alloc_order() \
+	(min(ioat_ring_alloc_order, IOAT_MAX_ORDER))
+#define ioat_get_max_alloc_order() \
+	(min(ioat_ring_max_alloc_order, IOAT_MAX_ORDER))
+
+/* struct ioat2_dma_chan - ioat v2 / v3 channel attributes
+ * @base: common ioat channel parameters
+ * @xfercap_log; log2 of channel max transfer length (for fast division)
+ * @head: allocated index
+ * @issued: hardware notification point
+ * @tail: cleanup index
+ * @pending: lock free indicator for issued != head
+ * @dmacount: identical to 'head' except for occasionally resetting to zero
+ * @alloc_order: log2 of the number of allocated descriptors
+ * @ring: software ring buffer implementation of hardware ring
+ * @ring_lock: protects ring attributes
+ */
+struct ioat2_dma_chan {
+	struct ioat_chan_common base;
+	size_t xfercap_log;
+	u16 head;
+	u16 issued;
+	u16 tail;
+	u16 dmacount;
+	u16 alloc_order;
+	int pending;
+	struct ioat_ring_ent **ring;
+	spinlock_t ring_lock;
+};
+
+static inline struct ioat2_dma_chan *to_ioat2_chan(struct dma_chan *c)
+{
+	struct ioat_chan_common *chan = to_chan_common(c);
+
+	return container_of(chan, struct ioat2_dma_chan, base);
+}
+
+static inline u16 ioat2_ring_mask(struct ioat2_dma_chan *ioat)
+{
+	return (1 << ioat->alloc_order) - 1;
+}
+
+/* count of descriptors in flight with the engine */
+static inline u16 ioat2_ring_active(struct ioat2_dma_chan *ioat)
+{
+	return (ioat->head - ioat->tail) & ioat2_ring_mask(ioat);
+}
+
+/* count of descriptors pending submission to hardware */
+static inline u16 ioat2_ring_pending(struct ioat2_dma_chan *ioat)
+{
+	return (ioat->head - ioat->issued) & ioat2_ring_mask(ioat);
+}
+
+static inline u16 ioat2_ring_space(struct ioat2_dma_chan *ioat)
+{
+	u16 num_descs = ioat2_ring_mask(ioat) + 1;
+	u16 active = ioat2_ring_active(ioat);
+
+	BUG_ON(active > num_descs);
+
+	return num_descs - active;
+}
+
+/* assumes caller already checked space */
+static inline u16 ioat2_desc_alloc(struct ioat2_dma_chan *ioat, u16 len)
+{
+	ioat->head += len;
+	return ioat->head - len;
+}
+
+static inline u16 ioat2_xferlen_to_descs(struct ioat2_dma_chan *ioat, size_t len)
+{
+	u16 num_descs = len >> ioat->xfercap_log;
+
+	num_descs += !!(len & ((1 << ioat->xfercap_log) - 1));
+	return num_descs;
+}
+
+/**
+ * struct ioat_ring_ent - wrapper around hardware descriptor
+ * @hw: hardware DMA descriptor (for memcpy)
+ * @fill: hardware fill descriptor
+ * @xor: hardware xor descriptor
+ * @xor_ex: hardware xor extension descriptor
+ * @pq: hardware pq descriptor
+ * @pq_ex: hardware pq extension descriptor
+ * @pqu: hardware pq update descriptor
+ * @raw: hardware raw (un-typed) descriptor
+ * @txd: the generic software descriptor for all engines
+ * @len: total transaction length for unmap
+ * @result: asynchronous result of validate operations
+ * @id: identifier for debug
+ */
+
+struct ioat_ring_ent {
+	union {
+		struct ioat_dma_descriptor *hw;
+		struct ioat_fill_descriptor *fill;
+		struct ioat_xor_descriptor *xor;
+		struct ioat_xor_ext_descriptor *xor_ex;
+		struct ioat_pq_descriptor *pq;
+		struct ioat_pq_ext_descriptor *pq_ex;
+		struct ioat_pq_update_descriptor *pqu;
+		struct ioat_raw_descriptor *raw;
+	};
+	size_t len;
+	struct dma_async_tx_descriptor txd;
+	enum sum_check_flags *result;
+	#ifdef DEBUG
+	int id;
+	#endif
+};
+
+static inline struct ioat_ring_ent *
+ioat2_get_ring_ent(struct ioat2_dma_chan *ioat, u16 idx)
+{
+	return ioat->ring[idx & ioat2_ring_mask(ioat)];
+}
+
+static inline void ioat2_set_chainaddr(struct ioat2_dma_chan *ioat, u64 addr)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+
+	writel(addr & 0x00000000FFFFFFFF,
+	       chan->reg_base + IOAT2_CHAINADDR_OFFSET_LOW);
+	writel(addr >> 32,
+	       chan->reg_base + IOAT2_CHAINADDR_OFFSET_HIGH);
+}
+
+int __devinit ioat2_dma_probe(struct ioatdma_device *dev, int dca);
+int __devinit ioat3_dma_probe(struct ioatdma_device *dev, int dca);
+struct dca_provider * __devinit ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase);
+struct dca_provider * __devinit ioat3_dca_init(struct pci_dev *pdev, void __iomem *iobase);
+int ioat2_alloc_and_lock(u16 *idx, struct ioat2_dma_chan *ioat, int num_descs);
+int ioat2_enumerate_channels(struct ioatdma_device *device);
+struct dma_async_tx_descriptor *
+ioat2_dma_prep_memcpy_lock(struct dma_chan *c, dma_addr_t dma_dest,
+			   dma_addr_t dma_src, size_t len, unsigned long flags);
+void ioat2_issue_pending(struct dma_chan *chan);
+int ioat2_alloc_chan_resources(struct dma_chan *c);
+void ioat2_free_chan_resources(struct dma_chan *c);
+enum dma_status ioat2_is_complete(struct dma_chan *c, dma_cookie_t cookie,
+				  dma_cookie_t *done, dma_cookie_t *used);
+void __ioat2_restart_chan(struct ioat2_dma_chan *ioat);
+bool reshape_ring(struct ioat2_dma_chan *ioat, int order);
+void __ioat2_issue_pending(struct ioat2_dma_chan *ioat);
+void ioat2_cleanup_tasklet(unsigned long data);
+void ioat2_timer_event(unsigned long data);
+extern struct kobj_type ioat2_ktype;
+extern struct kmem_cache *ioat2_cache;
+#endif /* IOATDMA_V2_H */
diff --git a/drivers/dma/ioat/dma_v3.c b/drivers/dma/ioat/dma_v3.c
new file mode 100644
index 000000000000..42f6f10fb0cc
--- /dev/null
+++ b/drivers/dma/ioat/dma_v3.c
@@ -0,0 +1,1253 @@
+/*
+ * This file is provided under a dual BSD/GPLv2 license.  When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2004-2009 Intel Corporation. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ *   * Redistributions of source code must retain the above copyright
+ *     notice, this list of conditions and the following disclaimer.
+ *   * Redistributions in binary form must reproduce the above copyright
+ *     notice, this list of conditions and the following disclaimer in
+ *     the documentation and/or other materials provided with the
+ *     distribution.
+ *   * Neither the name of Intel Corporation nor the names of its
+ *     contributors may be used to endorse or promote products derived
+ *     from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/*
+ * Support routines for v3+ hardware
+ */
+
+#include <linux/pci.h>
+#include <linux/dmaengine.h>
+#include <linux/dma-mapping.h>
+#include "registers.h"
+#include "hw.h"
+#include "dma.h"
+#include "dma_v2.h"
+
+/* ioat hardware assumes at least two sources for raid operations */
+#define src_cnt_to_sw(x) ((x) + 2)
+#define src_cnt_to_hw(x) ((x) - 2)
+
+/* provide a lookup table for setting the source address in the base or
+ * extended descriptor of an xor or pq descriptor
+ */
+static const u8 xor_idx_to_desc __read_mostly = 0xd0;
+static const u8 xor_idx_to_field[] __read_mostly = { 1, 4, 5, 6, 7, 0, 1, 2 };
+static const u8 pq_idx_to_desc __read_mostly = 0xf8;
+static const u8 pq_idx_to_field[] __read_mostly = { 1, 4, 5, 0, 1, 2, 4, 5 };
+
+static dma_addr_t xor_get_src(struct ioat_raw_descriptor *descs[2], int idx)
+{
+	struct ioat_raw_descriptor *raw = descs[xor_idx_to_desc >> idx & 1];
+
+	return raw->field[xor_idx_to_field[idx]];
+}
+
+static void xor_set_src(struct ioat_raw_descriptor *descs[2],
+			dma_addr_t addr, u32 offset, int idx)
+{
+	struct ioat_raw_descriptor *raw = descs[xor_idx_to_desc >> idx & 1];
+
+	raw->field[xor_idx_to_field[idx]] = addr + offset;
+}
+
+static dma_addr_t pq_get_src(struct ioat_raw_descriptor *descs[2], int idx)
+{
+	struct ioat_raw_descriptor *raw = descs[pq_idx_to_desc >> idx & 1];
+
+	return raw->field[pq_idx_to_field[idx]];
+}
+
+static void pq_set_src(struct ioat_raw_descriptor *descs[2],
+		       dma_addr_t addr, u32 offset, u8 coef, int idx)
+{
+	struct ioat_pq_descriptor *pq = (struct ioat_pq_descriptor *) descs[0];
+	struct ioat_raw_descriptor *raw = descs[pq_idx_to_desc >> idx & 1];
+
+	raw->field[pq_idx_to_field[idx]] = addr + offset;
+	pq->coef[idx] = coef;
+}
+
+static void ioat3_dma_unmap(struct ioat2_dma_chan *ioat,
+			    struct ioat_ring_ent *desc, int idx)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	struct pci_dev *pdev = chan->device->pdev;
+	size_t len = desc->len;
+	size_t offset = len - desc->hw->size;
+	struct dma_async_tx_descriptor *tx = &desc->txd;
+	enum dma_ctrl_flags flags = tx->flags;
+
+	switch (desc->hw->ctl_f.op) {
+	case IOAT_OP_COPY:
+		if (!desc->hw->ctl_f.null) /* skip 'interrupt' ops */
+			ioat_dma_unmap(chan, flags, len, desc->hw);
+		break;
+	case IOAT_OP_FILL: {
+		struct ioat_fill_descriptor *hw = desc->fill;
+
+		if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP))
+			ioat_unmap(pdev, hw->dst_addr - offset, len,
+				   PCI_DMA_FROMDEVICE, flags, 1);
+		break;
+	}
+	case IOAT_OP_XOR_VAL:
+	case IOAT_OP_XOR: {
+		struct ioat_xor_descriptor *xor = desc->xor;
+		struct ioat_ring_ent *ext;
+		struct ioat_xor_ext_descriptor *xor_ex = NULL;
+		int src_cnt = src_cnt_to_sw(xor->ctl_f.src_cnt);
+		struct ioat_raw_descriptor *descs[2];
+		int i;
+
+		if (src_cnt > 5) {
+			ext = ioat2_get_ring_ent(ioat, idx + 1);
+			xor_ex = ext->xor_ex;
+		}
+
+		if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+			descs[0] = (struct ioat_raw_descriptor *) xor;
+			descs[1] = (struct ioat_raw_descriptor *) xor_ex;
+			for (i = 0; i < src_cnt; i++) {
+				dma_addr_t src = xor_get_src(descs, i);
+
+				ioat_unmap(pdev, src - offset, len,
+					   PCI_DMA_TODEVICE, flags, 0);
+			}
+
+			/* dest is a source in xor validate operations */
+			if (xor->ctl_f.op == IOAT_OP_XOR_VAL) {
+				ioat_unmap(pdev, xor->dst_addr - offset, len,
+					   PCI_DMA_TODEVICE, flags, 1);
+				break;
+			}
+		}
+
+		if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP))
+			ioat_unmap(pdev, xor->dst_addr - offset, len,
+				   PCI_DMA_FROMDEVICE, flags, 1);
+		break;
+	}
+	case IOAT_OP_PQ_VAL:
+	case IOAT_OP_PQ: {
+		struct ioat_pq_descriptor *pq = desc->pq;
+		struct ioat_ring_ent *ext;
+		struct ioat_pq_ext_descriptor *pq_ex = NULL;
+		int src_cnt = src_cnt_to_sw(pq->ctl_f.src_cnt);
+		struct ioat_raw_descriptor *descs[2];
+		int i;
+
+		if (src_cnt > 3) {
+			ext = ioat2_get_ring_ent(ioat, idx + 1);
+			pq_ex = ext->pq_ex;
+		}
+
+		/* in the 'continue' case don't unmap the dests as sources */
+		if (dmaf_p_disabled_continue(flags))
+			src_cnt--;
+		else if (dmaf_continue(flags))
+			src_cnt -= 3;
+
+		if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+			descs[0] = (struct ioat_raw_descriptor *) pq;
+			descs[1] = (struct ioat_raw_descriptor *) pq_ex;
+			for (i = 0; i < src_cnt; i++) {
+				dma_addr_t src = pq_get_src(descs, i);
+
+				ioat_unmap(pdev, src - offset, len,
+					   PCI_DMA_TODEVICE, flags, 0);
+			}
+
+			/* the dests are sources in pq validate operations */
+			if (pq->ctl_f.op == IOAT_OP_XOR_VAL) {
+				if (!(flags & DMA_PREP_PQ_DISABLE_P))
+					ioat_unmap(pdev, pq->p_addr - offset,
+						   len, PCI_DMA_TODEVICE, flags, 0);
+				if (!(flags & DMA_PREP_PQ_DISABLE_Q))
+					ioat_unmap(pdev, pq->q_addr - offset,
+						   len, PCI_DMA_TODEVICE, flags, 0);
+				break;
+			}
+		}
+
+		if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
+			if (!(flags & DMA_PREP_PQ_DISABLE_P))
+				ioat_unmap(pdev, pq->p_addr - offset, len,
+					   PCI_DMA_BIDIRECTIONAL, flags, 1);
+			if (!(flags & DMA_PREP_PQ_DISABLE_Q))
+				ioat_unmap(pdev, pq->q_addr - offset, len,
+					   PCI_DMA_BIDIRECTIONAL, flags, 1);
+		}
+		break;
+	}
+	default:
+		dev_err(&pdev->dev, "%s: unknown op type: %#x\n",
+			__func__, desc->hw->ctl_f.op);
+	}
+}
+
+static bool desc_has_ext(struct ioat_ring_ent *desc)
+{
+	struct ioat_dma_descriptor *hw = desc->hw;
+
+	if (hw->ctl_f.op == IOAT_OP_XOR ||
+	    hw->ctl_f.op == IOAT_OP_XOR_VAL) {
+		struct ioat_xor_descriptor *xor = desc->xor;
+
+		if (src_cnt_to_sw(xor->ctl_f.src_cnt) > 5)
+			return true;
+	} else if (hw->ctl_f.op == IOAT_OP_PQ ||
+		   hw->ctl_f.op == IOAT_OP_PQ_VAL) {
+		struct ioat_pq_descriptor *pq = desc->pq;
+
+		if (src_cnt_to_sw(pq->ctl_f.src_cnt) > 3)
+			return true;
+	}
+
+	return false;
+}
+
+/**
+ * __cleanup - reclaim used descriptors
+ * @ioat: channel (ring) to clean
+ *
+ * The difference from the dma_v2.c __cleanup() is that this routine
+ * handles extended descriptors and dma-unmapping raid operations.
+ */
+static void __cleanup(struct ioat2_dma_chan *ioat, unsigned long phys_complete)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_ring_ent *desc;
+	bool seen_current = false;
+	u16 active;
+	int i;
+
+	dev_dbg(to_dev(chan), "%s: head: %#x tail: %#x issued: %#x\n",
+		__func__, ioat->head, ioat->tail, ioat->issued);
+
+	active = ioat2_ring_active(ioat);
+	for (i = 0; i < active && !seen_current; i++) {
+		struct dma_async_tx_descriptor *tx;
+
+		prefetch(ioat2_get_ring_ent(ioat, ioat->tail + i + 1));
+		desc = ioat2_get_ring_ent(ioat, ioat->tail + i);
+		dump_desc_dbg(ioat, desc);
+		tx = &desc->txd;
+		if (tx->cookie) {
+			chan->completed_cookie = tx->cookie;
+			ioat3_dma_unmap(ioat, desc, ioat->tail + i);
+			tx->cookie = 0;
+			if (tx->callback) {
+				tx->callback(tx->callback_param);
+				tx->callback = NULL;
+			}
+		}
+
+		if (tx->phys == phys_complete)
+			seen_current = true;
+
+		/* skip extended descriptors */
+		if (desc_has_ext(desc)) {
+			BUG_ON(i + 1 >= active);
+			i++;
+		}
+	}
+	ioat->tail += i;
+	BUG_ON(!seen_current); /* no active descs have written a completion? */
+	chan->last_completion = phys_complete;
+	if (ioat->head == ioat->tail) {
+		dev_dbg(to_dev(chan), "%s: cancel completion timeout\n",
+			__func__);
+		clear_bit(IOAT_COMPLETION_PENDING, &chan->state);
+		mod_timer(&chan->timer, jiffies + IDLE_TIMEOUT);
+	}
+}
+
+static void ioat3_cleanup(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	unsigned long phys_complete;
+
+	prefetch(chan->completion);
+
+	if (!spin_trylock_bh(&chan->cleanup_lock))
+		return;
+
+	if (!ioat_cleanup_preamble(chan, &phys_complete)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	if (!spin_trylock_bh(&ioat->ring_lock)) {
+		spin_unlock_bh(&chan->cleanup_lock);
+		return;
+	}
+
+	__cleanup(ioat, phys_complete);
+
+	spin_unlock_bh(&ioat->ring_lock);
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+static void ioat3_cleanup_tasklet(unsigned long data)
+{
+	struct ioat2_dma_chan *ioat = (void *) data;
+
+	ioat3_cleanup(ioat);
+	writew(IOAT_CHANCTRL_RUN | IOAT3_CHANCTRL_COMPL_DCA_EN,
+	       ioat->base.reg_base + IOAT_CHANCTRL_OFFSET);
+}
+
+static void ioat3_restart_channel(struct ioat2_dma_chan *ioat)
+{
+	struct ioat_chan_common *chan = &ioat->base;
+	unsigned long phys_complete;
+	u32 status;
+
+	status = ioat_chansts(chan);
+	if (is_ioat_active(status) || is_ioat_idle(status))
+		ioat_suspend(chan);
+	while (is_ioat_active(status) || is_ioat_idle(status)) {
+		status = ioat_chansts(chan);
+		cpu_relax();
+	}
+
+	if (ioat_cleanup_preamble(chan, &phys_complete))
+		__cleanup(ioat, phys_complete);
+
+	__ioat2_restart_chan(ioat);
+}
+
+static void ioat3_timer_event(unsigned long data)
+{
+	struct ioat2_dma_chan *ioat = (void *) data;
+	struct ioat_chan_common *chan = &ioat->base;
+
+	spin_lock_bh(&chan->cleanup_lock);
+	if (test_bit(IOAT_COMPLETION_PENDING, &chan->state)) {
+		unsigned long phys_complete;
+		u64 status;
+
+		spin_lock_bh(&ioat->ring_lock);
+		status = ioat_chansts(chan);
+
+		/* when halted due to errors check for channel
+		 * programming errors before advancing the completion state
+		 */
+		if (is_ioat_halted(status)) {
+			u32 chanerr;
+
+			chanerr = readl(chan->reg_base + IOAT_CHANERR_OFFSET);
+			dev_err(to_dev(chan), "%s: Channel halted (%x)\n",
+				__func__, chanerr);
+			BUG_ON(is_ioat_bug(chanerr));
+		}
+
+		/* if we haven't made progress and we have already
+		 * acknowledged a pending completion once, then be more
+		 * forceful with a restart
+		 */
+		if (ioat_cleanup_preamble(chan, &phys_complete))
+			__cleanup(ioat, phys_complete);
+		else if (test_bit(IOAT_COMPLETION_ACK, &chan->state))
+			ioat3_restart_channel(ioat);
+		else {
+			set_bit(IOAT_COMPLETION_ACK, &chan->state);
+			mod_timer(&chan->timer, jiffies + COMPLETION_TIMEOUT);
+		}
+		spin_unlock_bh(&ioat->ring_lock);
+	} else {
+		u16 active;
+
+		/* if the ring is idle, empty, and oversized try to step
+		 * down the size
+		 */
+		spin_lock_bh(&ioat->ring_lock);
+		active = ioat2_ring_active(ioat);
+		if (active == 0 && ioat->alloc_order > ioat_get_alloc_order())
+			reshape_ring(ioat, ioat->alloc_order-1);
+		spin_unlock_bh(&ioat->ring_lock);
+
+		/* keep shrinking until we get back to our minimum
+		 * default size
+		 */
+		if (ioat->alloc_order > ioat_get_alloc_order())
+			mod_timer(&chan->timer, jiffies + IDLE_TIMEOUT);
+	}
+	spin_unlock_bh(&chan->cleanup_lock);
+}
+
+static enum dma_status
+ioat3_is_complete(struct dma_chan *c, dma_cookie_t cookie,
+		  dma_cookie_t *done, dma_cookie_t *used)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+
+	if (ioat_is_complete(c, cookie, done, used) == DMA_SUCCESS)
+		return DMA_SUCCESS;
+
+	ioat3_cleanup(ioat);
+
+	return ioat_is_complete(c, cookie, done, used);
+}
+
+static struct dma_async_tx_descriptor *
+ioat3_prep_memset_lock(struct dma_chan *c, dma_addr_t dest, int value,
+		       size_t len, unsigned long flags)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_ring_ent *desc;
+	size_t total_len = len;
+	struct ioat_fill_descriptor *fill;
+	int num_descs;
+	u64 src_data = (0x0101010101010101ULL) * (value & 0xff);
+	u16 idx;
+	int i;
+
+	num_descs = ioat2_xferlen_to_descs(ioat, len);
+	if (likely(num_descs) &&
+	    ioat2_alloc_and_lock(&idx, ioat, num_descs) == 0)
+		/* pass */;
+	else
+		return NULL;
+	i = 0;
+	do {
+		size_t xfer_size = min_t(size_t, len, 1 << ioat->xfercap_log);
+
+		desc = ioat2_get_ring_ent(ioat, idx + i);
+		fill = desc->fill;
+
+		fill->size = xfer_size;
+		fill->src_data = src_data;
+		fill->dst_addr = dest;
+		fill->ctl = 0;
+		fill->ctl_f.op = IOAT_OP_FILL;
+
+		len -= xfer_size;
+		dest += xfer_size;
+		dump_desc_dbg(ioat, desc);
+	} while (++i < num_descs);
+
+	desc->txd.flags = flags;
+	desc->len = total_len;
+	fill->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+	fill->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
+	fill->ctl_f.compl_write = 1;
+	dump_desc_dbg(ioat, desc);
+
+	/* we leave the channel locked to ensure in order submission */
+	return &desc->txd;
+}
+
+static struct dma_async_tx_descriptor *
+__ioat3_prep_xor_lock(struct dma_chan *c, enum sum_check_flags *result,
+		      dma_addr_t dest, dma_addr_t *src, unsigned int src_cnt,
+		      size_t len, unsigned long flags)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_ring_ent *compl_desc;
+	struct ioat_ring_ent *desc;
+	struct ioat_ring_ent *ext;
+	size_t total_len = len;
+	struct ioat_xor_descriptor *xor;
+	struct ioat_xor_ext_descriptor *xor_ex = NULL;
+	struct ioat_dma_descriptor *hw;
+	u32 offset = 0;
+	int num_descs;
+	int with_ext;
+	int i;
+	u16 idx;
+	u8 op = result ? IOAT_OP_XOR_VAL : IOAT_OP_XOR;
+
+	BUG_ON(src_cnt < 2);
+
+	num_descs = ioat2_xferlen_to_descs(ioat, len);
+	/* we need 2x the number of descriptors to cover greater than 5
+	 * sources
+	 */
+	if (src_cnt > 5) {
+		with_ext = 1;
+		num_descs *= 2;
+	} else
+		with_ext = 0;
+
+	/* completion writes from the raid engine may pass completion
+	 * writes from the legacy engine, so we need one extra null
+	 * (legacy) descriptor to ensure all completion writes arrive in
+	 * order.
+	 */
+	if (likely(num_descs) &&
+	    ioat2_alloc_and_lock(&idx, ioat, num_descs+1) == 0)
+		/* pass */;
+	else
+		return NULL;
+	i = 0;
+	do {
+		struct ioat_raw_descriptor *descs[2];
+		size_t xfer_size = min_t(size_t, len, 1 << ioat->xfercap_log);
+		int s;
+
+		desc = ioat2_get_ring_ent(ioat, idx + i);
+		xor = desc->xor;
+
+		/* save a branch by unconditionally retrieving the
+		 * extended descriptor xor_set_src() knows to not write
+		 * to it in the single descriptor case
+		 */
+		ext = ioat2_get_ring_ent(ioat, idx + i + 1);
+		xor_ex = ext->xor_ex;
+
+		descs[0] = (struct ioat_raw_descriptor *) xor;
+		descs[1] = (struct ioat_raw_descriptor *) xor_ex;
+		for (s = 0; s < src_cnt; s++)
+			xor_set_src(descs, src[s], offset, s);
+		xor->size = xfer_size;
+		xor->dst_addr = dest + offset;
+		xor->ctl = 0;
+		xor->ctl_f.op = op;
+		xor->ctl_f.src_cnt = src_cnt_to_hw(src_cnt);
+
+		len -= xfer_size;
+		offset += xfer_size;
+		dump_desc_dbg(ioat, desc);
+	} while ((i += 1 + with_ext) < num_descs);
+
+	/* last xor descriptor carries the unmap parameters and fence bit */
+	desc->txd.flags = flags;
+	desc->len = total_len;
+	if (result)
+		desc->result = result;
+	xor->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
+
+	/* completion descriptor carries interrupt bit */
+	compl_desc = ioat2_get_ring_ent(ioat, idx + i);
+	compl_desc->txd.flags = flags & DMA_PREP_INTERRUPT;
+	hw = compl_desc->hw;
+	hw->ctl = 0;
+	hw->ctl_f.null = 1;
+	hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+	hw->ctl_f.compl_write = 1;
+	hw->size = NULL_DESC_BUFFER_SIZE;
+	dump_desc_dbg(ioat, compl_desc);
+
+	/* we leave the channel locked to ensure in order submission */
+	return &compl_desc->txd;
+}
+
+static struct dma_async_tx_descriptor *
+ioat3_prep_xor(struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src,
+	       unsigned int src_cnt, size_t len, unsigned long flags)
+{
+	return __ioat3_prep_xor_lock(chan, NULL, dest, src, src_cnt, len, flags);
+}
+
+struct dma_async_tx_descriptor *
+ioat3_prep_xor_val(struct dma_chan *chan, dma_addr_t *src,
+		    unsigned int src_cnt, size_t len,
+		    enum sum_check_flags *result, unsigned long flags)
+{
+	/* the cleanup routine only sets bits on validate failure, it
+	 * does not clear bits on validate success... so clear it here
+	 */
+	*result = 0;
+
+	return __ioat3_prep_xor_lock(chan, result, src[0], &src[1],
+				     src_cnt - 1, len, flags);
+}
+
+static void
+dump_pq_desc_dbg(struct ioat2_dma_chan *ioat, struct ioat_ring_ent *desc, struct ioat_ring_ent *ext)
+{
+	struct device *dev = to_dev(&ioat->base);
+	struct ioat_pq_descriptor *pq = desc->pq;
+	struct ioat_pq_ext_descriptor *pq_ex = ext ? ext->pq_ex : NULL;
+	struct ioat_raw_descriptor *descs[] = { (void *) pq, (void *) pq_ex };
+	int src_cnt = src_cnt_to_sw(pq->ctl_f.src_cnt);
+	int i;
+
+	dev_dbg(dev, "desc[%d]: (%#llx->%#llx) flags: %#x"
+		" sz: %#x ctl: %#x (op: %d int: %d compl: %d pq: '%s%s' src_cnt: %d)\n",
+		desc_id(desc), (unsigned long long) desc->txd.phys,
+		(unsigned long long) (pq_ex ? pq_ex->next : pq->next),
+		desc->txd.flags, pq->size, pq->ctl, pq->ctl_f.op, pq->ctl_f.int_en,
+		pq->ctl_f.compl_write,
+		pq->ctl_f.p_disable ? "" : "p", pq->ctl_f.q_disable ? "" : "q",
+		pq->ctl_f.src_cnt);
+	for (i = 0; i < src_cnt; i++)
+		dev_dbg(dev, "\tsrc[%d]: %#llx coef: %#x\n", i,
+			(unsigned long long) pq_get_src(descs, i), pq->coef[i]);
+	dev_dbg(dev, "\tP: %#llx\n", pq->p_addr);
+	dev_dbg(dev, "\tQ: %#llx\n", pq->q_addr);
+}
+
+static struct dma_async_tx_descriptor *
+__ioat3_prep_pq_lock(struct dma_chan *c, enum sum_check_flags *result,
+		     const dma_addr_t *dst, const dma_addr_t *src,
+		     unsigned int src_cnt, const unsigned char *scf,
+		     size_t len, unsigned long flags)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_chan_common *chan = &ioat->base;
+	struct ioat_ring_ent *compl_desc;
+	struct ioat_ring_ent *desc;
+	struct ioat_ring_ent *ext;
+	size_t total_len = len;
+	struct ioat_pq_descriptor *pq;
+	struct ioat_pq_ext_descriptor *pq_ex = NULL;
+	struct ioat_dma_descriptor *hw;
+	u32 offset = 0;
+	int num_descs;
+	int with_ext;
+	int i, s;
+	u16 idx;
+	u8 op = result ? IOAT_OP_PQ_VAL : IOAT_OP_PQ;
+
+	dev_dbg(to_dev(chan), "%s\n", __func__);
+	/* the engine requires at least two sources (we provide
+	 * at least 1 implied source in the DMA_PREP_CONTINUE case)
+	 */
+	BUG_ON(src_cnt + dmaf_continue(flags) < 2);
+
+	num_descs = ioat2_xferlen_to_descs(ioat, len);
+	/* we need 2x the number of descriptors to cover greater than 3
+	 * sources
+	 */
+	if (src_cnt > 3 || flags & DMA_PREP_CONTINUE) {
+		with_ext = 1;
+		num_descs *= 2;
+	} else
+		with_ext = 0;
+
+	/* completion writes from the raid engine may pass completion
+	 * writes from the legacy engine, so we need one extra null
+	 * (legacy) descriptor to ensure all completion writes arrive in
+	 * order.
+	 */
+	if (likely(num_descs) &&
+	    ioat2_alloc_and_lock(&idx, ioat, num_descs+1) == 0)
+		/* pass */;
+	else
+		return NULL;
+	i = 0;
+	do {
+		struct ioat_raw_descriptor *descs[2];
+		size_t xfer_size = min_t(size_t, len, 1 << ioat->xfercap_log);
+
+		desc = ioat2_get_ring_ent(ioat, idx + i);
+		pq = desc->pq;
+
+		/* save a branch by unconditionally retrieving the
+		 * extended descriptor pq_set_src() knows to not write
+		 * to it in the single descriptor case
+		 */
+		ext = ioat2_get_ring_ent(ioat, idx + i + with_ext);
+		pq_ex = ext->pq_ex;
+
+		descs[0] = (struct ioat_raw_descriptor *) pq;
+		descs[1] = (struct ioat_raw_descriptor *) pq_ex;
+
+		for (s = 0; s < src_cnt; s++)
+			pq_set_src(descs, src[s], offset, scf[s], s);
+
+		/* see the comment for dma_maxpq in include/linux/dmaengine.h */
+		if (dmaf_p_disabled_continue(flags))
+			pq_set_src(descs, dst[1], offset, 1, s++);
+		else if (dmaf_continue(flags)) {
+			pq_set_src(descs, dst[0], offset, 0, s++);
+			pq_set_src(descs, dst[1], offset, 1, s++);
+			pq_set_src(descs, dst[1], offset, 0, s++);
+		}
+		pq->size = xfer_size;
+		pq->p_addr = dst[0] + offset;
+		pq->q_addr = dst[1] + offset;
+		pq->ctl = 0;
+		pq->ctl_f.op = op;
+		pq->ctl_f.src_cnt = src_cnt_to_hw(s);
+		pq->ctl_f.p_disable = !!(flags & DMA_PREP_PQ_DISABLE_P);
+		pq->ctl_f.q_disable = !!(flags & DMA_PREP_PQ_DISABLE_Q);
+
+		len -= xfer_size;
+		offset += xfer_size;
+	} while ((i += 1 + with_ext) < num_descs);
+
+	/* last pq descriptor carries the unmap parameters and fence bit */
+	desc->txd.flags = flags;
+	desc->len = total_len;
+	if (result)
+		desc->result = result;
+	pq->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
+	dump_pq_desc_dbg(ioat, desc, ext);
+
+	/* completion descriptor carries interrupt bit */
+	compl_desc = ioat2_get_ring_ent(ioat, idx + i);
+	compl_desc->txd.flags = flags & DMA_PREP_INTERRUPT;
+	hw = compl_desc->hw;
+	hw->ctl = 0;
+	hw->ctl_f.null = 1;
+	hw->ctl_f.int_en = !!(flags & DMA_PREP_INTERRUPT);
+	hw->ctl_f.compl_write = 1;
+	hw->size = NULL_DESC_BUFFER_SIZE;
+	dump_desc_dbg(ioat, compl_desc);
+
+	/* we leave the channel locked to ensure in order submission */
+	return &compl_desc->txd;
+}
+
+static struct dma_async_tx_descriptor *
+ioat3_prep_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
+	      unsigned int src_cnt, const unsigned char *scf, size_t len,
+	      unsigned long flags)
+{
+	/* specify valid address for disabled result */
+	if (flags & DMA_PREP_PQ_DISABLE_P)
+		dst[0] = dst[1];
+	if (flags & DMA_PREP_PQ_DISABLE_Q)
+		dst[1] = dst[0];
+
+	/* handle the single source multiply case from the raid6
+	 * recovery path
+	 */
+	if ((flags & DMA_PREP_PQ_DISABLE_P) && src_cnt == 1) {
+		dma_addr_t single_source[2];
+		unsigned char single_source_coef[2];
+
+		BUG_ON(flags & DMA_PREP_PQ_DISABLE_Q);
+		single_source[0] = src[0];
+		single_source[1] = src[0];
+		single_source_coef[0] = scf[0];
+		single_source_coef[1] = 0;
+
+		return __ioat3_prep_pq_lock(chan, NULL, dst, single_source, 2,
+					    single_source_coef, len, flags);
+	} else
+		return __ioat3_prep_pq_lock(chan, NULL, dst, src, src_cnt, scf,
+					    len, flags);
+}
+
+struct dma_async_tx_descriptor *
+ioat3_prep_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
+		  unsigned int src_cnt, const unsigned char *scf, size_t len,
+		  enum sum_check_flags *pqres, unsigned long flags)
+{
+	/* specify valid address for disabled result */
+	if (flags & DMA_PREP_PQ_DISABLE_P)
+		pq[0] = pq[1];
+	if (flags & DMA_PREP_PQ_DISABLE_Q)
+		pq[1] = pq[0];
+
+	/* the cleanup routine only sets bits on validate failure, it
+	 * does not clear bits on validate success... so clear it here
+	 */
+	*pqres = 0;
+
+	return __ioat3_prep_pq_lock(chan, pqres, pq, src, src_cnt, scf, len,
+				    flags);
+}
+
+static struct dma_async_tx_descriptor *
+ioat3_prep_pqxor(struct dma_chan *chan, dma_addr_t dst, dma_addr_t *src,
+		 unsigned int src_cnt, size_t len, unsigned long flags)
+{
+	unsigned char scf[src_cnt];
+	dma_addr_t pq[2];
+
+	memset(scf, 0, src_cnt);
+	pq[0] = dst;
+	flags |= DMA_PREP_PQ_DISABLE_Q;
+	pq[1] = dst; /* specify valid address for disabled result */
+
+	return __ioat3_prep_pq_lock(chan, NULL, pq, src, src_cnt, scf, len,
+				    flags);
+}
+
+struct dma_async_tx_descriptor *
+ioat3_prep_pqxor_val(struct dma_chan *chan, dma_addr_t *src,
+		     unsigned int src_cnt, size_t len,
+		     enum sum_check_flags *result, unsigned long flags)
+{
+	unsigned char scf[src_cnt];
+	dma_addr_t pq[2];
+
+	/* the cleanup routine only sets bits on validate failure, it
+	 * does not clear bits on validate success... so clear it here
+	 */
+	*result = 0;
+
+	memset(scf, 0, src_cnt);
+	pq[0] = src[0];
+	flags |= DMA_PREP_PQ_DISABLE_Q;
+	pq[1] = pq[0]; /* specify valid address for disabled result */
+
+	return __ioat3_prep_pq_lock(chan, result, pq, &src[1], src_cnt - 1, scf,
+				    len, flags);
+}
+
+static struct dma_async_tx_descriptor *
+ioat3_prep_interrupt_lock(struct dma_chan *c, unsigned long flags)
+{
+	struct ioat2_dma_chan *ioat = to_ioat2_chan(c);
+	struct ioat_ring_ent *desc;
+	struct ioat_dma_descriptor *hw;
+	u16 idx;
+
+	if (ioat2_alloc_and_lock(&idx, ioat, 1) == 0)
+		desc = ioat2_get_ring_ent(ioat, idx);
+	else
+		return NULL;
+
+	hw = desc->hw;
+	hw->ctl = 0;
+	hw->ctl_f.null = 1;
+	hw->ctl_f.int_en = 1;
+	hw->ctl_f.fence = !!(flags & DMA_PREP_FENCE);
+	hw->ctl_f.compl_write = 1;
+	hw->size = NULL_DESC_BUFFER_SIZE;
+	hw->src_addr = 0;
+	hw->dst_addr = 0;
+
+	desc->txd.flags = flags;
+	desc->len = 1;
+
+	dump_desc_dbg(ioat, desc);
+
+	/* we leave the channel locked to ensure in order submission */
+	return &desc->txd;
+}
+
+static void __devinit ioat3_dma_test_callback(void *dma_async_param)
+{
+	struct completion *cmp = dma_async_param;
+
+	complete(cmp);
+}
+
+#define IOAT_NUM_SRC_TEST 6 /* must be <= 8 */
+static int __devinit ioat_xor_val_self_test(struct ioatdma_device *device)
+{
+	int i, src_idx;
+	struct page *dest;
+	struct page *xor_srcs[IOAT_NUM_SRC_TEST];
+	struct page *xor_val_srcs[IOAT_NUM_SRC_TEST + 1];
+	dma_addr_t dma_srcs[IOAT_NUM_SRC_TEST + 1];
+	dma_addr_t dma_addr, dest_dma;
+	struct dma_async_tx_descriptor *tx;
+	struct dma_chan *dma_chan;
+	dma_cookie_t cookie;
+	u8 cmp_byte = 0;
+	u32 cmp_word;
+	u32 xor_val_result;
+	int err = 0;
+	struct completion cmp;
+	unsigned long tmo;
+	struct device *dev = &device->pdev->dev;
+	struct dma_device *dma = &device->common;
+
+	dev_dbg(dev, "%s\n", __func__);
+
+	if (!dma_has_cap(DMA_XOR, dma->cap_mask))
+		return 0;
+
+	for (src_idx = 0; src_idx < IOAT_NUM_SRC_TEST; src_idx++) {
+		xor_srcs[src_idx] = alloc_page(GFP_KERNEL);
+		if (!xor_srcs[src_idx]) {
+			while (src_idx--)
+				__free_page(xor_srcs[src_idx]);
+			return -ENOMEM;
+		}
+	}
+
+	dest = alloc_page(GFP_KERNEL);
+	if (!dest) {
+		while (src_idx--)
+			__free_page(xor_srcs[src_idx]);
+		return -ENOMEM;
+	}
+
+	/* Fill in src buffers */
+	for (src_idx = 0; src_idx < IOAT_NUM_SRC_TEST; src_idx++) {
+		u8 *ptr = page_address(xor_srcs[src_idx]);
+		for (i = 0; i < PAGE_SIZE; i++)
+			ptr[i] = (1 << src_idx);
+	}
+
+	for (src_idx = 0; src_idx < IOAT_NUM_SRC_TEST; src_idx++)
+		cmp_byte ^= (u8) (1 << src_idx);
+
+	cmp_word = (cmp_byte << 24) | (cmp_byte << 16) |
+			(cmp_byte << 8) | cmp_byte;
+
+	memset(page_address(dest), 0, PAGE_SIZE);
+
+	dma_chan = container_of(dma->channels.next, struct dma_chan,
+				device_node);
+	if (dma->device_alloc_chan_resources(dma_chan) < 1) {
+		err = -ENODEV;
+		goto out;
+	}
+
+	/* test xor */
+	dest_dma = dma_map_page(dev, dest, 0, PAGE_SIZE, DMA_FROM_DEVICE);
+	for (i = 0; i < IOAT_NUM_SRC_TEST; i++)
+		dma_srcs[i] = dma_map_page(dev, xor_srcs[i], 0, PAGE_SIZE,
+					   DMA_TO_DEVICE);
+	tx = dma->device_prep_dma_xor(dma_chan, dest_dma, dma_srcs,
+				      IOAT_NUM_SRC_TEST, PAGE_SIZE,
+				      DMA_PREP_INTERRUPT);
+
+	if (!tx) {
+		dev_err(dev, "Self-test xor prep failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	async_tx_ack(tx);
+	init_completion(&cmp);
+	tx->callback = ioat3_dma_test_callback;
+	tx->callback_param = &cmp;
+	cookie = tx->tx_submit(tx);
+	if (cookie < 0) {
+		dev_err(dev, "Self-test xor setup failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	dma->device_issue_pending(dma_chan);
+
+	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+
+	if (dma->device_is_tx_complete(dma_chan, cookie, NULL, NULL) != DMA_SUCCESS) {
+		dev_err(dev, "Self-test xor timed out\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	dma_sync_single_for_cpu(dev, dest_dma, PAGE_SIZE, DMA_FROM_DEVICE);
+	for (i = 0; i < (PAGE_SIZE / sizeof(u32)); i++) {
+		u32 *ptr = page_address(dest);
+		if (ptr[i] != cmp_word) {
+			dev_err(dev, "Self-test xor failed compare\n");
+			err = -ENODEV;
+			goto free_resources;
+		}
+	}
+	dma_sync_single_for_device(dev, dest_dma, PAGE_SIZE, DMA_TO_DEVICE);
+
+	/* skip validate if the capability is not present */
+	if (!dma_has_cap(DMA_XOR_VAL, dma_chan->device->cap_mask))
+		goto free_resources;
+
+	/* validate the sources with the destintation page */
+	for (i = 0; i < IOAT_NUM_SRC_TEST; i++)
+		xor_val_srcs[i] = xor_srcs[i];
+	xor_val_srcs[i] = dest;
+
+	xor_val_result = 1;
+
+	for (i = 0; i < IOAT_NUM_SRC_TEST + 1; i++)
+		dma_srcs[i] = dma_map_page(dev, xor_val_srcs[i], 0, PAGE_SIZE,
+					   DMA_TO_DEVICE);
+	tx = dma->device_prep_dma_xor_val(dma_chan, dma_srcs,
+					  IOAT_NUM_SRC_TEST + 1, PAGE_SIZE,
+					  &xor_val_result, DMA_PREP_INTERRUPT);
+	if (!tx) {
+		dev_err(dev, "Self-test zero prep failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	async_tx_ack(tx);
+	init_completion(&cmp);
+	tx->callback = ioat3_dma_test_callback;
+	tx->callback_param = &cmp;
+	cookie = tx->tx_submit(tx);
+	if (cookie < 0) {
+		dev_err(dev, "Self-test zero setup failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	dma->device_issue_pending(dma_chan);
+
+	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+
+	if (dma->device_is_tx_complete(dma_chan, cookie, NULL, NULL) != DMA_SUCCESS) {
+		dev_err(dev, "Self-test validate timed out\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	if (xor_val_result != 0) {
+		dev_err(dev, "Self-test validate failed compare\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	/* skip memset if the capability is not present */
+	if (!dma_has_cap(DMA_MEMSET, dma_chan->device->cap_mask))
+		goto free_resources;
+
+	/* test memset */
+	dma_addr = dma_map_page(dev, dest, 0,
+			PAGE_SIZE, DMA_FROM_DEVICE);
+	tx = dma->device_prep_dma_memset(dma_chan, dma_addr, 0, PAGE_SIZE,
+					 DMA_PREP_INTERRUPT);
+	if (!tx) {
+		dev_err(dev, "Self-test memset prep failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	async_tx_ack(tx);
+	init_completion(&cmp);
+	tx->callback = ioat3_dma_test_callback;
+	tx->callback_param = &cmp;
+	cookie = tx->tx_submit(tx);
+	if (cookie < 0) {
+		dev_err(dev, "Self-test memset setup failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	dma->device_issue_pending(dma_chan);
+
+	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+
+	if (dma->device_is_tx_complete(dma_chan, cookie, NULL, NULL) != DMA_SUCCESS) {
+		dev_err(dev, "Self-test memset timed out\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	for (i = 0; i < PAGE_SIZE/sizeof(u32); i++) {
+		u32 *ptr = page_address(dest);
+		if (ptr[i]) {
+			dev_err(dev, "Self-test memset failed compare\n");
+			err = -ENODEV;
+			goto free_resources;
+		}
+	}
+
+	/* test for non-zero parity sum */
+	xor_val_result = 0;
+	for (i = 0; i < IOAT_NUM_SRC_TEST + 1; i++)
+		dma_srcs[i] = dma_map_page(dev, xor_val_srcs[i], 0, PAGE_SIZE,
+					   DMA_TO_DEVICE);
+	tx = dma->device_prep_dma_xor_val(dma_chan, dma_srcs,
+					  IOAT_NUM_SRC_TEST + 1, PAGE_SIZE,
+					  &xor_val_result, DMA_PREP_INTERRUPT);
+	if (!tx) {
+		dev_err(dev, "Self-test 2nd zero prep failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	async_tx_ack(tx);
+	init_completion(&cmp);
+	tx->callback = ioat3_dma_test_callback;
+	tx->callback_param = &cmp;
+	cookie = tx->tx_submit(tx);
+	if (cookie < 0) {
+		dev_err(dev, "Self-test  2nd zero setup failed\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	dma->device_issue_pending(dma_chan);
+
+	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
+
+	if (dma->device_is_tx_complete(dma_chan, cookie, NULL, NULL) != DMA_SUCCESS) {
+		dev_err(dev, "Self-test 2nd validate timed out\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	if (xor_val_result != SUM_CHECK_P_RESULT) {
+		dev_err(dev, "Self-test validate failed compare\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+free_resources:
+	dma->device_free_chan_resources(dma_chan);
+out:
+	src_idx = IOAT_NUM_SRC_TEST;
+	while (src_idx--)
+		__free_page(xor_srcs[src_idx]);
+	__free_page(dest);
+	return err;
+}
+
+static int __devinit ioat3_dma_self_test(struct ioatdma_device *device)
+{
+	int rc = ioat_dma_self_test(device);
+
+	if (rc)
+		return rc;
+
+	rc = ioat_xor_val_self_test(device);
+	if (rc)
+		return rc;
+
+	return 0;
+}
+
+int __devinit ioat3_dma_probe(struct ioatdma_device *device, int dca)
+{
+	struct pci_dev *pdev = device->pdev;
+	int dca_en = system_has_dca_enabled(pdev);
+	struct dma_device *dma;
+	struct dma_chan *c;
+	struct ioat_chan_common *chan;
+	bool is_raid_device = false;
+	int err;
+	u16 dev_id;
+	u32 cap;
+
+	device->enumerate_channels = ioat2_enumerate_channels;
+	device->self_test = ioat3_dma_self_test;
+	dma = &device->common;
+	dma->device_prep_dma_memcpy = ioat2_dma_prep_memcpy_lock;
+	dma->device_issue_pending = ioat2_issue_pending;
+	dma->device_alloc_chan_resources = ioat2_alloc_chan_resources;
+	dma->device_free_chan_resources = ioat2_free_chan_resources;
+
+	dma_cap_set(DMA_INTERRUPT, dma->cap_mask);
+	dma->device_prep_dma_interrupt = ioat3_prep_interrupt_lock;
+
+	cap = readl(device->reg_base + IOAT_DMA_CAP_OFFSET);
+
+	/* dca is incompatible with raid operations */
+	if (dca_en && (cap & (IOAT_CAP_XOR|IOAT_CAP_PQ)))
+		cap &= ~(IOAT_CAP_XOR|IOAT_CAP_PQ);
+
+	if (cap & IOAT_CAP_XOR) {
+		is_raid_device = true;
+		dma->max_xor = 8;
+		dma->xor_align = 2;
+
+		dma_cap_set(DMA_XOR, dma->cap_mask);
+		dma->device_prep_dma_xor = ioat3_prep_xor;
+
+		dma_cap_set(DMA_XOR_VAL, dma->cap_mask);
+		dma->device_prep_dma_xor_val = ioat3_prep_xor_val;
+	}
+	if (cap & IOAT_CAP_PQ) {
+		is_raid_device = true;
+		dma_set_maxpq(dma, 8, 0);
+		dma->pq_align = 2;
+
+		dma_cap_set(DMA_PQ, dma->cap_mask);
+		dma->device_prep_dma_pq = ioat3_prep_pq;
+
+		dma_cap_set(DMA_PQ_VAL, dma->cap_mask);
+		dma->device_prep_dma_pq_val = ioat3_prep_pq_val;
+
+		if (!(cap & IOAT_CAP_XOR)) {
+			dma->max_xor = 8;
+			dma->xor_align = 2;
+
+			dma_cap_set(DMA_XOR, dma->cap_mask);
+			dma->device_prep_dma_xor = ioat3_prep_pqxor;
+
+			dma_cap_set(DMA_XOR_VAL, dma->cap_mask);
+			dma->device_prep_dma_xor_val = ioat3_prep_pqxor_val;
+		}
+	}
+	if (is_raid_device && (cap & IOAT_CAP_FILL_BLOCK)) {
+		dma_cap_set(DMA_MEMSET, dma->cap_mask);
+		dma->device_prep_dma_memset = ioat3_prep_memset_lock;
+	}
+
+
+	if (is_raid_device) {
+		dma->device_is_tx_complete = ioat3_is_complete;
+		device->cleanup_tasklet = ioat3_cleanup_tasklet;
+		device->timer_fn = ioat3_timer_event;
+	} else {
+		dma->device_is_tx_complete = ioat2_is_complete;
+		device->cleanup_tasklet = ioat2_cleanup_tasklet;
+		device->timer_fn = ioat2_timer_event;
+	}
+
+	#ifdef CONFIG_ASYNC_TX_DISABLE_PQ_VAL_DMA
+	dma_cap_clear(DMA_PQ_VAL, dma->cap_mask);
+	dma->device_prep_dma_pq_val = NULL;
+	#endif
+
+	#ifdef CONFIG_ASYNC_TX_DISABLE_XOR_VAL_DMA
+	dma_cap_clear(DMA_XOR_VAL, dma->cap_mask);
+	dma->device_prep_dma_xor_val = NULL;
+	#endif
+
+	/* -= IOAT ver.3 workarounds =- */
+	/* Write CHANERRMSK_INT with 3E07h to mask out the errors
+	 * that can cause stability issues for IOAT ver.3
+	 */
+	pci_write_config_dword(pdev, IOAT_PCI_CHANERRMASK_INT_OFFSET, 0x3e07);
+
+	/* Clear DMAUNCERRSTS Cfg-Reg Parity Error status bit
+	 * (workaround for spurious config parity error after restart)
+	 */
+	pci_read_config_word(pdev, IOAT_PCI_DEVICE_ID_OFFSET, &dev_id);
+	if (dev_id == PCI_DEVICE_ID_INTEL_IOAT_TBG0)
+		pci_write_config_dword(pdev, IOAT_PCI_DMAUNCERRSTS_OFFSET, 0x10);
+
+	err = ioat_probe(device);
+	if (err)
+		return err;
+	ioat_set_tcp_copy_break(262144);
+
+	list_for_each_entry(c, &dma->channels, device_node) {
+		chan = to_chan_common(c);
+		writel(IOAT_DMA_DCA_ANY_CPU,
+		       chan->reg_base + IOAT_DCACTRL_OFFSET);
+	}
+
+	err = ioat_register(device);
+	if (err)
+		return err;
+
+	ioat_kobject_add(device, &ioat2_ktype);
+
+	if (dca)
+		device->dca = ioat3_dca_init(pdev, device->reg_base);
+
+	return 0;
+}
diff --git a/drivers/dma/ioat/hw.h b/drivers/dma/ioat/hw.h
new file mode 100644
index 000000000000..60e675455b6a
--- /dev/null
+++ b/drivers/dma/ioat/hw.h
@@ -0,0 +1,217 @@
+/*
+ * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation; either version 2 of the License, or (at your option)
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc., 59
+ * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ * The full GNU General Public License is included in this distribution in the
+ * file called COPYING.
+ */
+#ifndef _IOAT_HW_H_
+#define _IOAT_HW_H_
+
+/* PCI Configuration Space Values */
+#define IOAT_PCI_VID            0x8086
+#define IOAT_MMIO_BAR		0
+
+/* CB device ID's */
+#define IOAT_PCI_DID_5000       0x1A38
+#define IOAT_PCI_DID_CNB        0x360B
+#define IOAT_PCI_DID_SCNB       0x65FF
+#define IOAT_PCI_DID_SNB        0x402F
+
+#define IOAT_PCI_RID            0x00
+#define IOAT_PCI_SVID           0x8086
+#define IOAT_PCI_SID            0x8086
+#define IOAT_VER_1_2            0x12    /* Version 1.2 */
+#define IOAT_VER_2_0            0x20    /* Version 2.0 */
+#define IOAT_VER_3_0            0x30    /* Version 3.0 */
+#define IOAT_VER_3_2            0x32    /* Version 3.2 */
+
+int system_has_dca_enabled(struct pci_dev *pdev);
+
+struct ioat_dma_descriptor {
+	uint32_t	size;
+	union {
+		uint32_t ctl;
+		struct {
+			unsigned int int_en:1;
+			unsigned int src_snoop_dis:1;
+			unsigned int dest_snoop_dis:1;
+			unsigned int compl_write:1;
+			unsigned int fence:1;
+			unsigned int null:1;
+			unsigned int src_brk:1;
+			unsigned int dest_brk:1;
+			unsigned int bundle:1;
+			unsigned int dest_dca:1;
+			unsigned int hint:1;
+			unsigned int rsvd2:13;
+			#define IOAT_OP_COPY 0x00
+			unsigned int op:8;
+		} ctl_f;
+	};
+	uint64_t	src_addr;
+	uint64_t	dst_addr;
+	uint64_t	next;
+	uint64_t	rsv1;
+	uint64_t	rsv2;
+	/* store some driver data in an unused portion of the descriptor */
+	union {
+		uint64_t	user1;
+		uint64_t	tx_cnt;
+	};
+	uint64_t	user2;
+};
+
+struct ioat_fill_descriptor {
+	uint32_t	size;
+	union {
+		uint32_t ctl;
+		struct {
+			unsigned int int_en:1;
+			unsigned int rsvd:1;
+			unsigned int dest_snoop_dis:1;
+			unsigned int compl_write:1;
+			unsigned int fence:1;
+			unsigned int rsvd2:2;
+			unsigned int dest_brk:1;
+			unsigned int bundle:1;
+			unsigned int rsvd4:15;
+			#define IOAT_OP_FILL 0x01
+			unsigned int op:8;
+		} ctl_f;
+	};
+	uint64_t	src_data;
+	uint64_t	dst_addr;
+	uint64_t	next;
+	uint64_t	rsv1;
+	uint64_t	next_dst_addr;
+	uint64_t	user1;
+	uint64_t	user2;
+};
+
+struct ioat_xor_descriptor {
+	uint32_t	size;
+	union {
+		uint32_t ctl;
+		struct {
+			unsigned int int_en:1;
+			unsigned int src_snoop_dis:1;
+			unsigned int dest_snoop_dis:1;
+			unsigned int compl_write:1;
+			unsigned int fence:1;
+			unsigned int src_cnt:3;
+			unsigned int bundle:1;
+			unsigned int dest_dca:1;
+			unsigned int hint:1;
+			unsigned int rsvd:13;
+			#define IOAT_OP_XOR 0x87
+			#define IOAT_OP_XOR_VAL 0x88
+			unsigned int op:8;
+		} ctl_f;
+	};
+	uint64_t	src_addr;
+	uint64_t	dst_addr;
+	uint64_t	next;
+	uint64_t	src_addr2;
+	uint64_t	src_addr3;
+	uint64_t	src_addr4;
+	uint64_t	src_addr5;
+};
+
+struct ioat_xor_ext_descriptor {
+	uint64_t	src_addr6;
+	uint64_t	src_addr7;
+	uint64_t	src_addr8;
+	uint64_t	next;
+	uint64_t	rsvd[4];
+};
+
+struct ioat_pq_descriptor {
+	uint32_t	size;
+	union {
+		uint32_t ctl;
+		struct {
+			unsigned int int_en:1;
+			unsigned int src_snoop_dis:1;
+			unsigned int dest_snoop_dis:1;
+			unsigned int compl_write:1;
+			unsigned int fence:1;
+			unsigned int src_cnt:3;
+			unsigned int bundle:1;
+			unsigned int dest_dca:1;
+			unsigned int hint:1;
+			unsigned int p_disable:1;
+			unsigned int q_disable:1;
+			unsigned int rsvd:11;
+			#define IOAT_OP_PQ 0x89
+			#define IOAT_OP_PQ_VAL 0x8a
+			unsigned int op:8;
+		} ctl_f;
+	};
+	uint64_t	src_addr;
+	uint64_t	p_addr;
+	uint64_t	next;
+	uint64_t	src_addr2;
+	uint64_t	src_addr3;
+	uint8_t		coef[8];
+	uint64_t	q_addr;
+};
+
+struct ioat_pq_ext_descriptor {
+	uint64_t	src_addr4;
+	uint64_t	src_addr5;
+	uint64_t	src_addr6;
+	uint64_t	next;
+	uint64_t	src_addr7;
+	uint64_t	src_addr8;
+	uint64_t	rsvd[2];
+};
+
+struct ioat_pq_update_descriptor {
+	uint32_t	size;
+	union {
+		uint32_t ctl;
+		struct {
+			unsigned int int_en:1;
+			unsigned int src_snoop_dis:1;
+			unsigned int dest_snoop_dis:1;
+			unsigned int compl_write:1;
+			unsigned int fence:1;
+			unsigned int src_cnt:3;
+			unsigned int bundle:1;
+			unsigned int dest_dca:1;
+			unsigned int hint:1;
+			unsigned int p_disable:1;
+			unsigned int q_disable:1;
+			unsigned int rsvd:3;
+			unsigned int coef:8;
+			#define IOAT_OP_PQ_UP 0x8b
+			unsigned int op:8;
+		} ctl_f;
+	};
+	uint64_t	src_addr;
+	uint64_t	p_addr;
+	uint64_t	next;
+	uint64_t	src_addr2;
+	uint64_t	p_src;
+	uint64_t	q_src;
+	uint64_t	q_addr;
+};
+
+struct ioat_raw_descriptor {
+	uint64_t	field[8];
+};
+#endif
diff --git a/drivers/dma/ioat/pci.c b/drivers/dma/ioat/pci.c
new file mode 100644
index 000000000000..d545fae30f37
--- /dev/null
+++ b/drivers/dma/ioat/pci.c
@@ -0,0 +1,210 @@
+/*
+ * Intel I/OAT DMA Linux driver
+ * Copyright(c) 2007 - 2009 Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful, but WITHOUT
+ * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+ * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU General Public License along with
+ * this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ */
+
+/*
+ * This driver supports an Intel I/OAT DMA engine, which does asynchronous
+ * copy operations.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/interrupt.h>
+#include <linux/dca.h>
+#include "dma.h"
+#include "dma_v2.h"
+#include "registers.h"
+#include "hw.h"
+
+MODULE_VERSION(IOAT_DMA_VERSION);
+MODULE_LICENSE("Dual BSD/GPL");
+MODULE_AUTHOR("Intel Corporation");
+
+static struct pci_device_id ioat_pci_tbl[] = {
+	/* I/OAT v1 platforms */
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_CNB)  },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_SCNB) },
+	{ PCI_VDEVICE(UNISYS, PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR) },
+
+	/* I/OAT v2 platforms */
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_SNB) },
+
+	/* I/OAT v3 platforms */
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG0) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG1) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG2) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG3) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG4) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG5) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG6) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_TBG7) },
+
+	/* I/OAT v3.2 platforms */
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF0) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF1) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF2) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF3) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF4) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF5) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF6) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF7) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF8) },
+	{ PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_IOAT_JSF9) },
+
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, ioat_pci_tbl);
+
+static int __devinit ioat_pci_probe(struct pci_dev *pdev,
+				    const struct pci_device_id *id);
+static void __devexit ioat_remove(struct pci_dev *pdev);
+
+static int ioat_dca_enabled = 1;
+module_param(ioat_dca_enabled, int, 0644);
+MODULE_PARM_DESC(ioat_dca_enabled, "control support of dca service (default: 1)");
+
+struct kmem_cache *ioat2_cache;
+
+#define DRV_NAME "ioatdma"
+
+static struct pci_driver ioat_pci_driver = {
+	.name		= DRV_NAME,
+	.id_table	= ioat_pci_tbl,
+	.probe		= ioat_pci_probe,
+	.remove		= __devexit_p(ioat_remove),
+};
+
+static struct ioatdma_device *
+alloc_ioatdma(struct pci_dev *pdev, void __iomem *iobase)
+{
+	struct device *dev = &pdev->dev;
+	struct ioatdma_device *d = devm_kzalloc(dev, sizeof(*d), GFP_KERNEL);
+
+	if (!d)
+		return NULL;
+	d->pdev = pdev;
+	d->reg_base = iobase;
+	return d;
+}
+
+static int __devinit ioat_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id)
+{
+	void __iomem * const *iomap;
+	struct device *dev = &pdev->dev;
+	struct ioatdma_device *device;
+	int err;
+
+	err = pcim_enable_device(pdev);
+	if (err)
+		return err;
+
+	err = pcim_iomap_regions(pdev, 1 << IOAT_MMIO_BAR, DRV_NAME);
+	if (err)
+		return err;
+	iomap = pcim_iomap_table(pdev);
+	if (!iomap)
+		return -ENOMEM;
+
+	err = pci_set_dma_mask(pdev, DMA_BIT_MASK(64));
+	if (err)
+		err = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+	if (err)
+		return err;
+
+	err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64));
+	if (err)
+		err = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
+	if (err)
+		return err;
+
+	device = devm_kzalloc(dev, sizeof(*device), GFP_KERNEL);
+	if (!device)
+		return -ENOMEM;
+
+	pci_set_master(pdev);
+
+	device = alloc_ioatdma(pdev, iomap[IOAT_MMIO_BAR]);
+	if (!device)
+		return -ENOMEM;
+	pci_set_drvdata(pdev, device);
+
+	device->version = readb(device->reg_base + IOAT_VER_OFFSET);
+	if (device->version == IOAT_VER_1_2)
+		err = ioat1_dma_probe(device, ioat_dca_enabled);
+	else if (device->version == IOAT_VER_2_0)
+		err = ioat2_dma_probe(device, ioat_dca_enabled);
+	else if (device->version >= IOAT_VER_3_0)
+		err = ioat3_dma_probe(device, ioat_dca_enabled);
+	else
+		return -ENODEV;
+
+	if (err) {
+		dev_err(dev, "Intel(R) I/OAT DMA Engine init failed\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static void __devexit ioat_remove(struct pci_dev *pdev)
+{
+	struct ioatdma_device *device = pci_get_drvdata(pdev);
+
+	if (!device)
+		return;
+
+	dev_err(&pdev->dev, "Removing dma and dca services\n");
+	if (device->dca) {
+		unregister_dca_provider(device->dca, &pdev->dev);
+		free_dca_provider(device->dca);
+		device->dca = NULL;
+	}
+	ioat_dma_remove(device);
+}
+
+static int __init ioat_init_module(void)
+{
+	int err;
+
+	pr_info("%s: Intel(R) QuickData Technology Driver %s\n",
+		DRV_NAME, IOAT_DMA_VERSION);
+
+	ioat2_cache = kmem_cache_create("ioat2", sizeof(struct ioat_ring_ent),
+					0, SLAB_HWCACHE_ALIGN, NULL);
+	if (!ioat2_cache)
+		return -ENOMEM;
+
+	err = pci_register_driver(&ioat_pci_driver);
+	if (err)
+		kmem_cache_destroy(ioat2_cache);
+
+	return err;
+}
+module_init(ioat_init_module);
+
+static void __exit ioat_exit_module(void)
+{
+	pci_unregister_driver(&ioat_pci_driver);
+	kmem_cache_destroy(ioat2_cache);
+}
+module_exit(ioat_exit_module);
diff --git a/drivers/dma/ioatdma_registers.h b/drivers/dma/ioat/registers.h
index 49bc277424f8..f015ec196700 100644
--- a/drivers/dma/ioatdma_registers.h
+++ b/drivers/dma/ioat/registers.h
@@ -64,18 +64,35 @@
 
 #define IOAT_DEVICE_STATUS_OFFSET		0x0E	/* 16-bit */
 #define IOAT_DEVICE_STATUS_DEGRADED_MODE	0x0001
+#define IOAT_DEVICE_MMIO_RESTRICTED		0x0002
+#define IOAT_DEVICE_MEMORY_BYPASS		0x0004
+#define IOAT_DEVICE_ADDRESS_REMAPPING		0x0008
+
+#define IOAT_DMA_CAP_OFFSET			0x10	/* 32-bit */
+#define IOAT_CAP_PAGE_BREAK			0x00000001
+#define IOAT_CAP_CRC				0x00000002
+#define IOAT_CAP_SKIP_MARKER			0x00000004
+#define IOAT_CAP_DCA				0x00000010
+#define IOAT_CAP_CRC_MOVE			0x00000020
+#define IOAT_CAP_FILL_BLOCK			0x00000040
+#define IOAT_CAP_APIC				0x00000080
+#define IOAT_CAP_XOR				0x00000100
+#define IOAT_CAP_PQ				0x00000200
 
 #define IOAT_CHANNEL_MMIO_SIZE			0x80	/* Each Channel MMIO space is this size */
 
 /* DMA Channel Registers */
 #define IOAT_CHANCTRL_OFFSET			0x00	/* 16-bit Channel Control Register */
 #define IOAT_CHANCTRL_CHANNEL_PRIORITY_MASK	0xF000
+#define IOAT3_CHANCTRL_COMPL_DCA_EN		0x0200
 #define IOAT_CHANCTRL_CHANNEL_IN_USE		0x0100
 #define IOAT_CHANCTRL_DESCRIPTOR_ADDR_SNOOP_CONTROL	0x0020
 #define IOAT_CHANCTRL_ERR_INT_EN		0x0010
 #define IOAT_CHANCTRL_ANY_ERR_ABORT_EN		0x0008
 #define IOAT_CHANCTRL_ERR_COMPLETION_EN		0x0004
-#define IOAT_CHANCTRL_INT_DISABLE		0x0001
+#define IOAT_CHANCTRL_INT_REARM			0x0001
+#define IOAT_CHANCTRL_RUN			(IOAT_CHANCTRL_INT_REARM |\
+						 IOAT_CHANCTRL_ANY_ERR_ABORT_EN)
 
 #define IOAT_DMA_COMP_OFFSET			0x02	/* 16-bit DMA channel compatibility */
 #define IOAT_DMA_COMP_V1			0x0001	/* Compatibility with DMA version 1 */
@@ -94,14 +111,14 @@
 #define IOAT2_CHANSTS_OFFSET_HIGH	0x0C
 #define IOAT_CHANSTS_OFFSET_HIGH(ver)		((ver) < IOAT_VER_2_0 \
 						? IOAT1_CHANSTS_OFFSET_HIGH : IOAT2_CHANSTS_OFFSET_HIGH)
-#define IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR	~0x3F
-#define IOAT_CHANSTS_SOFT_ERR			0x0000000000000010
-#define IOAT_CHANSTS_UNAFFILIATED_ERR		0x0000000000000008
-#define IOAT_CHANSTS_DMA_TRANSFER_STATUS	0x0000000000000007
-#define IOAT_CHANSTS_DMA_TRANSFER_STATUS_ACTIVE	0x0
-#define IOAT_CHANSTS_DMA_TRANSFER_STATUS_DONE	0x1
-#define IOAT_CHANSTS_DMA_TRANSFER_STATUS_SUSPENDED	0x2
-#define IOAT_CHANSTS_DMA_TRANSFER_STATUS_HALTED	0x3
+#define IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR	(~0x3fULL)
+#define IOAT_CHANSTS_SOFT_ERR			0x10ULL
+#define IOAT_CHANSTS_UNAFFILIATED_ERR		0x8ULL
+#define IOAT_CHANSTS_STATUS	0x7ULL
+#define IOAT_CHANSTS_ACTIVE	0x0
+#define IOAT_CHANSTS_DONE	0x1
+#define IOAT_CHANSTS_SUSPENDED	0x2
+#define IOAT_CHANSTS_HALTED	0x3
 
 
 
@@ -204,22 +221,27 @@
 #define IOAT_CDAR_OFFSET_HIGH			0x24
 
 #define IOAT_CHANERR_OFFSET			0x28	/* 32-bit Channel Error Register */
-#define IOAT_CHANERR_DMA_TRANSFER_SRC_ADDR_ERR	0x0001
-#define IOAT_CHANERR_DMA_TRANSFER_DEST_ADDR_ERR	0x0002
-#define IOAT_CHANERR_NEXT_DESCRIPTOR_ADDR_ERR	0x0004
-#define IOAT_CHANERR_NEXT_DESCRIPTOR_ALIGNMENT_ERR	0x0008
+#define IOAT_CHANERR_SRC_ADDR_ERR	0x0001
+#define IOAT_CHANERR_DEST_ADDR_ERR	0x0002
+#define IOAT_CHANERR_NEXT_ADDR_ERR	0x0004
+#define IOAT_CHANERR_NEXT_DESC_ALIGN_ERR	0x0008
 #define IOAT_CHANERR_CHAIN_ADDR_VALUE_ERR	0x0010
 #define IOAT_CHANERR_CHANCMD_ERR		0x0020
 #define IOAT_CHANERR_CHIPSET_UNCORRECTABLE_DATA_INTEGRITY_ERR	0x0040
 #define IOAT_CHANERR_DMA_UNCORRECTABLE_DATA_INTEGRITY_ERR	0x0080
 #define IOAT_CHANERR_READ_DATA_ERR		0x0100
 #define IOAT_CHANERR_WRITE_DATA_ERR		0x0200
-#define IOAT_CHANERR_DESCRIPTOR_CONTROL_ERR	0x0400
-#define IOAT_CHANERR_DESCRIPTOR_LENGTH_ERR	0x0800
+#define IOAT_CHANERR_CONTROL_ERR	0x0400
+#define IOAT_CHANERR_LENGTH_ERR	0x0800
 #define IOAT_CHANERR_COMPLETION_ADDR_ERR	0x1000
 #define IOAT_CHANERR_INT_CONFIGURATION_ERR	0x2000
 #define IOAT_CHANERR_SOFT_ERR			0x4000
 #define IOAT_CHANERR_UNAFFILIATED_ERR		0x8000
+#define IOAT_CHANERR_XOR_P_OR_CRC_ERR		0x10000
+#define IOAT_CHANERR_XOR_Q_ERR			0x20000
+#define IOAT_CHANERR_DESCRIPTOR_COUNT_ERR	0x40000
+
+#define IOAT_CHANERR_HANDLE_MASK (IOAT_CHANERR_XOR_P_OR_CRC_ERR | IOAT_CHANERR_XOR_Q_ERR)
 
 #define IOAT_CHANERR_MASK_OFFSET		0x2C	/* 32-bit Channel Error Register */
 
diff --git a/drivers/dma/ioat_dma.c b/drivers/dma/ioat_dma.c
deleted file mode 100644
index a600fc0f7962..000000000000
--- a/drivers/dma/ioat_dma.c
+++ /dev/null
@@ -1,1741 +0,0 @@
-/*
- * Intel I/OAT DMA Linux driver
- * Copyright(c) 2004 - 2009 Intel Corporation.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * The full GNU General Public License is included in this distribution in
- * the file called "COPYING".
- *
- */
-
-/*
- * This driver supports an Intel I/OAT DMA engine, which does asynchronous
- * copy operations.
- */
-
-#include <linux/init.h>
-#include <linux/module.h>
-#include <linux/pci.h>
-#include <linux/interrupt.h>
-#include <linux/dmaengine.h>
-#include <linux/delay.h>
-#include <linux/dma-mapping.h>
-#include <linux/workqueue.h>
-#include <linux/i7300_idle.h>
-#include "ioatdma.h"
-#include "ioatdma_registers.h"
-#include "ioatdma_hw.h"
-
-#define to_ioat_chan(chan) container_of(chan, struct ioat_dma_chan, common)
-#define to_ioatdma_device(dev) container_of(dev, struct ioatdma_device, common)
-#define to_ioat_desc(lh) container_of(lh, struct ioat_desc_sw, node)
-#define tx_to_ioat_desc(tx) container_of(tx, struct ioat_desc_sw, async_tx)
-
-#define chan_num(ch) ((int)((ch)->reg_base - (ch)->device->reg_base) / 0x80)
-static int ioat_pending_level = 4;
-module_param(ioat_pending_level, int, 0644);
-MODULE_PARM_DESC(ioat_pending_level,
-		 "high-water mark for pushing ioat descriptors (default: 4)");
-
-#define RESET_DELAY  msecs_to_jiffies(100)
-#define WATCHDOG_DELAY  round_jiffies(msecs_to_jiffies(2000))
-static void ioat_dma_chan_reset_part2(struct work_struct *work);
-static void ioat_dma_chan_watchdog(struct work_struct *work);
-
-/*
- * workaround for IOAT ver.3.0 null descriptor issue
- * (channel returns error when size is 0)
- */
-#define NULL_DESC_BUFFER_SIZE 1
-
-/* internal functions */
-static void ioat_dma_start_null_desc(struct ioat_dma_chan *ioat_chan);
-static void ioat_dma_memcpy_cleanup(struct ioat_dma_chan *ioat_chan);
-
-static struct ioat_desc_sw *
-ioat1_dma_get_next_descriptor(struct ioat_dma_chan *ioat_chan);
-static struct ioat_desc_sw *
-ioat2_dma_get_next_descriptor(struct ioat_dma_chan *ioat_chan);
-
-static inline struct ioat_dma_chan *ioat_lookup_chan_by_index(
-						struct ioatdma_device *device,
-						int index)
-{
-	return device->idx[index];
-}
-
-/**
- * ioat_dma_do_interrupt - handler used for single vector interrupt mode
- * @irq: interrupt id
- * @data: interrupt data
- */
-static irqreturn_t ioat_dma_do_interrupt(int irq, void *data)
-{
-	struct ioatdma_device *instance = data;
-	struct ioat_dma_chan *ioat_chan;
-	unsigned long attnstatus;
-	int bit;
-	u8 intrctrl;
-
-	intrctrl = readb(instance->reg_base + IOAT_INTRCTRL_OFFSET);
-
-	if (!(intrctrl & IOAT_INTRCTRL_MASTER_INT_EN))
-		return IRQ_NONE;
-
-	if (!(intrctrl & IOAT_INTRCTRL_INT_STATUS)) {
-		writeb(intrctrl, instance->reg_base + IOAT_INTRCTRL_OFFSET);
-		return IRQ_NONE;
-	}
-
-	attnstatus = readl(instance->reg_base + IOAT_ATTNSTATUS_OFFSET);
-	for_each_bit(bit, &attnstatus, BITS_PER_LONG) {
-		ioat_chan = ioat_lookup_chan_by_index(instance, bit);
-		tasklet_schedule(&ioat_chan->cleanup_task);
-	}
-
-	writeb(intrctrl, instance->reg_base + IOAT_INTRCTRL_OFFSET);
-	return IRQ_HANDLED;
-}
-
-/**
- * ioat_dma_do_interrupt_msix - handler used for vector-per-channel interrupt mode
- * @irq: interrupt id
- * @data: interrupt data
- */
-static irqreturn_t ioat_dma_do_interrupt_msix(int irq, void *data)
-{
-	struct ioat_dma_chan *ioat_chan = data;
-
-	tasklet_schedule(&ioat_chan->cleanup_task);
-
-	return IRQ_HANDLED;
-}
-
-static void ioat_dma_cleanup_tasklet(unsigned long data);
-
-/**
- * ioat_dma_enumerate_channels - find and initialize the device's channels
- * @device: the device to be enumerated
- */
-static int ioat_dma_enumerate_channels(struct ioatdma_device *device)
-{
-	u8 xfercap_scale;
-	u32 xfercap;
-	int i;
-	struct ioat_dma_chan *ioat_chan;
-
-	/*
-	 * IOAT ver.3 workarounds
-	 */
-	if (device->version == IOAT_VER_3_0) {
-		u32 chan_err_mask;
-		u16 dev_id;
-		u32 dmauncerrsts;
-
-		/*
-		 * Write CHANERRMSK_INT with 3E07h to mask out the errors
-		 * that can cause stability issues for IOAT ver.3
-		 */
-		chan_err_mask = 0x3E07;
-		pci_write_config_dword(device->pdev,
-			IOAT_PCI_CHANERRMASK_INT_OFFSET,
-			chan_err_mask);
-
-		/*
-		 * Clear DMAUNCERRSTS Cfg-Reg Parity Error status bit
-		 * (workaround for spurious config parity error after restart)
-		 */
-		pci_read_config_word(device->pdev,
-			IOAT_PCI_DEVICE_ID_OFFSET,
-			&dev_id);
-		if (dev_id == PCI_DEVICE_ID_INTEL_IOAT_TBG0) {
-			dmauncerrsts = 0x10;
-			pci_write_config_dword(device->pdev,
-				IOAT_PCI_DMAUNCERRSTS_OFFSET,
-				dmauncerrsts);
-		}
-	}
-
-	device->common.chancnt = readb(device->reg_base + IOAT_CHANCNT_OFFSET);
-	xfercap_scale = readb(device->reg_base + IOAT_XFERCAP_OFFSET);
-	xfercap = (xfercap_scale == 0 ? -1 : (1UL << xfercap_scale));
-
-#ifdef  CONFIG_I7300_IDLE_IOAT_CHANNEL
-	if (i7300_idle_platform_probe(NULL, NULL, 1) == 0) {
-		device->common.chancnt--;
-	}
-#endif
-	for (i = 0; i < device->common.chancnt; i++) {
-		ioat_chan = kzalloc(sizeof(*ioat_chan), GFP_KERNEL);
-		if (!ioat_chan) {
-			device->common.chancnt = i;
-			break;
-		}
-
-		ioat_chan->device = device;
-		ioat_chan->reg_base = device->reg_base + (0x80 * (i + 1));
-		ioat_chan->xfercap = xfercap;
-		ioat_chan->desccount = 0;
-		INIT_DELAYED_WORK(&ioat_chan->work, ioat_dma_chan_reset_part2);
-		if (ioat_chan->device->version == IOAT_VER_2_0)
-			writel(IOAT_DCACTRL_CMPL_WRITE_ENABLE |
-			       IOAT_DMA_DCA_ANY_CPU,
-			       ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
-		else if (ioat_chan->device->version == IOAT_VER_3_0)
-			writel(IOAT_DMA_DCA_ANY_CPU,
-			       ioat_chan->reg_base + IOAT_DCACTRL_OFFSET);
-		spin_lock_init(&ioat_chan->cleanup_lock);
-		spin_lock_init(&ioat_chan->desc_lock);
-		INIT_LIST_HEAD(&ioat_chan->free_desc);
-		INIT_LIST_HEAD(&ioat_chan->used_desc);
-		/* This should be made common somewhere in dmaengine.c */
-		ioat_chan->common.device = &device->common;
-		list_add_tail(&ioat_chan->common.device_node,
-			      &device->common.channels);
-		device->idx[i] = ioat_chan;
-		tasklet_init(&ioat_chan->cleanup_task,
-			     ioat_dma_cleanup_tasklet,
-			     (unsigned long) ioat_chan);
-		tasklet_disable(&ioat_chan->cleanup_task);
-	}
-	return device->common.chancnt;
-}
-
-/**
- * ioat_dma_memcpy_issue_pending - push potentially unrecognized appended
- *                                 descriptors to hw
- * @chan: DMA channel handle
- */
-static inline void __ioat1_dma_memcpy_issue_pending(
-						struct ioat_dma_chan *ioat_chan)
-{
-	ioat_chan->pending = 0;
-	writeb(IOAT_CHANCMD_APPEND, ioat_chan->reg_base + IOAT1_CHANCMD_OFFSET);
-}
-
-static void ioat1_dma_memcpy_issue_pending(struct dma_chan *chan)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-
-	if (ioat_chan->pending > 0) {
-		spin_lock_bh(&ioat_chan->desc_lock);
-		__ioat1_dma_memcpy_issue_pending(ioat_chan);
-		spin_unlock_bh(&ioat_chan->desc_lock);
-	}
-}
-
-static inline void __ioat2_dma_memcpy_issue_pending(
-						struct ioat_dma_chan *ioat_chan)
-{
-	ioat_chan->pending = 0;
-	writew(ioat_chan->dmacount,
-	       ioat_chan->reg_base + IOAT_CHAN_DMACOUNT_OFFSET);
-}
-
-static void ioat2_dma_memcpy_issue_pending(struct dma_chan *chan)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-
-	if (ioat_chan->pending > 0) {
-		spin_lock_bh(&ioat_chan->desc_lock);
-		__ioat2_dma_memcpy_issue_pending(ioat_chan);
-		spin_unlock_bh(&ioat_chan->desc_lock);
-	}
-}
-
-
-/**
- * ioat_dma_chan_reset_part2 - reinit the channel after a reset
- */
-static void ioat_dma_chan_reset_part2(struct work_struct *work)
-{
-	struct ioat_dma_chan *ioat_chan =
-		container_of(work, struct ioat_dma_chan, work.work);
-	struct ioat_desc_sw *desc;
-
-	spin_lock_bh(&ioat_chan->cleanup_lock);
-	spin_lock_bh(&ioat_chan->desc_lock);
-
-	ioat_chan->completion_virt->low = 0;
-	ioat_chan->completion_virt->high = 0;
-	ioat_chan->pending = 0;
-
-	/*
-	 * count the descriptors waiting, and be sure to do it
-	 * right for both the CB1 line and the CB2 ring
-	 */
-	ioat_chan->dmacount = 0;
-	if (ioat_chan->used_desc.prev) {
-		desc = to_ioat_desc(ioat_chan->used_desc.prev);
-		do {
-			ioat_chan->dmacount++;
-			desc = to_ioat_desc(desc->node.next);
-		} while (&desc->node != ioat_chan->used_desc.next);
-	}
-
-	/*
-	 * write the new starting descriptor address
-	 * this puts channel engine into ARMED state
-	 */
-	desc = to_ioat_desc(ioat_chan->used_desc.prev);
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		writel(((u64) desc->async_tx.phys) & 0x00000000FFFFFFFF,
-		       ioat_chan->reg_base + IOAT1_CHAINADDR_OFFSET_LOW);
-		writel(((u64) desc->async_tx.phys) >> 32,
-		       ioat_chan->reg_base + IOAT1_CHAINADDR_OFFSET_HIGH);
-
-		writeb(IOAT_CHANCMD_START, ioat_chan->reg_base
-			+ IOAT_CHANCMD_OFFSET(ioat_chan->device->version));
-		break;
-	case IOAT_VER_2_0:
-		writel(((u64) desc->async_tx.phys) & 0x00000000FFFFFFFF,
-		       ioat_chan->reg_base + IOAT2_CHAINADDR_OFFSET_LOW);
-		writel(((u64) desc->async_tx.phys) >> 32,
-		       ioat_chan->reg_base + IOAT2_CHAINADDR_OFFSET_HIGH);
-
-		/* tell the engine to go with what's left to be done */
-		writew(ioat_chan->dmacount,
-		       ioat_chan->reg_base + IOAT_CHAN_DMACOUNT_OFFSET);
-
-		break;
-	}
-	dev_err(&ioat_chan->device->pdev->dev,
-		"chan%d reset - %d descs waiting, %d total desc\n",
-		chan_num(ioat_chan), ioat_chan->dmacount, ioat_chan->desccount);
-
-	spin_unlock_bh(&ioat_chan->desc_lock);
-	spin_unlock_bh(&ioat_chan->cleanup_lock);
-}
-
-/**
- * ioat_dma_reset_channel - restart a channel
- * @ioat_chan: IOAT DMA channel handle
- */
-static void ioat_dma_reset_channel(struct ioat_dma_chan *ioat_chan)
-{
-	u32 chansts, chanerr;
-
-	if (!ioat_chan->used_desc.prev)
-		return;
-
-	chanerr = readl(ioat_chan->reg_base + IOAT_CHANERR_OFFSET);
-	chansts = (ioat_chan->completion_virt->low
-					& IOAT_CHANSTS_DMA_TRANSFER_STATUS);
-	if (chanerr) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"chan%d, CHANSTS = 0x%08x CHANERR = 0x%04x, clearing\n",
-			chan_num(ioat_chan), chansts, chanerr);
-		writel(chanerr, ioat_chan->reg_base + IOAT_CHANERR_OFFSET);
-	}
-
-	/*
-	 * whack it upside the head with a reset
-	 * and wait for things to settle out.
-	 * force the pending count to a really big negative
-	 * to make sure no one forces an issue_pending
-	 * while we're waiting.
-	 */
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-	ioat_chan->pending = INT_MIN;
-	writeb(IOAT_CHANCMD_RESET,
-	       ioat_chan->reg_base
-	       + IOAT_CHANCMD_OFFSET(ioat_chan->device->version));
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	/* schedule the 2nd half instead of sleeping a long time */
-	schedule_delayed_work(&ioat_chan->work, RESET_DELAY);
-}
-
-/**
- * ioat_dma_chan_watchdog - watch for stuck channels
- */
-static void ioat_dma_chan_watchdog(struct work_struct *work)
-{
-	struct ioatdma_device *device =
-		container_of(work, struct ioatdma_device, work.work);
-	struct ioat_dma_chan *ioat_chan;
-	int i;
-
-	union {
-		u64 full;
-		struct {
-			u32 low;
-			u32 high;
-		};
-	} completion_hw;
-	unsigned long compl_desc_addr_hw;
-
-	for (i = 0; i < device->common.chancnt; i++) {
-		ioat_chan = ioat_lookup_chan_by_index(device, i);
-
-		if (ioat_chan->device->version == IOAT_VER_1_2
-			/* have we started processing anything yet */
-		    && ioat_chan->last_completion
-			/* have we completed any since last watchdog cycle? */
-		    && (ioat_chan->last_completion ==
-				ioat_chan->watchdog_completion)
-			/* has TCP stuck on one cookie since last watchdog? */
-		    && (ioat_chan->watchdog_tcp_cookie ==
-				ioat_chan->watchdog_last_tcp_cookie)
-		    && (ioat_chan->watchdog_tcp_cookie !=
-				ioat_chan->completed_cookie)
-			/* is there something in the chain to be processed? */
-			/* CB1 chain always has at least the last one processed */
-		    && (ioat_chan->used_desc.prev != ioat_chan->used_desc.next)
-		    && ioat_chan->pending == 0) {
-
-			/*
-			 * check CHANSTS register for completed
-			 * descriptor address.
-			 * if it is different than completion writeback,
-			 * it is not zero
-			 * and it has changed since the last watchdog
-			 *     we can assume that channel
-			 *     is still working correctly
-			 *     and the problem is in completion writeback.
-			 *     update completion writeback
-			 *     with actual CHANSTS value
-			 * else
-			 *     try resetting the channel
-			 */
-
-			completion_hw.low = readl(ioat_chan->reg_base +
-				IOAT_CHANSTS_OFFSET_LOW(ioat_chan->device->version));
-			completion_hw.high = readl(ioat_chan->reg_base +
-				IOAT_CHANSTS_OFFSET_HIGH(ioat_chan->device->version));
-#if (BITS_PER_LONG == 64)
-			compl_desc_addr_hw =
-				completion_hw.full
-				& IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR;
-#else
-			compl_desc_addr_hw =
-				completion_hw.low & IOAT_LOW_COMPLETION_MASK;
-#endif
-
-			if ((compl_desc_addr_hw != 0)
-			   && (compl_desc_addr_hw != ioat_chan->watchdog_completion)
-			   && (compl_desc_addr_hw != ioat_chan->last_compl_desc_addr_hw)) {
-				ioat_chan->last_compl_desc_addr_hw = compl_desc_addr_hw;
-				ioat_chan->completion_virt->low = completion_hw.low;
-				ioat_chan->completion_virt->high = completion_hw.high;
-			} else {
-				ioat_dma_reset_channel(ioat_chan);
-				ioat_chan->watchdog_completion = 0;
-				ioat_chan->last_compl_desc_addr_hw = 0;
-			}
-
-		/*
-		 * for version 2.0 if there are descriptors yet to be processed
-		 * and the last completed hasn't changed since the last watchdog
-		 *      if they haven't hit the pending level
-		 *          issue the pending to push them through
-		 *      else
-		 *          try resetting the channel
-		 */
-		} else if (ioat_chan->device->version == IOAT_VER_2_0
-		    && ioat_chan->used_desc.prev
-		    && ioat_chan->last_completion
-		    && ioat_chan->last_completion == ioat_chan->watchdog_completion) {
-
-			if (ioat_chan->pending < ioat_pending_level)
-				ioat2_dma_memcpy_issue_pending(&ioat_chan->common);
-			else {
-				ioat_dma_reset_channel(ioat_chan);
-				ioat_chan->watchdog_completion = 0;
-			}
-		} else {
-			ioat_chan->last_compl_desc_addr_hw = 0;
-			ioat_chan->watchdog_completion
-					= ioat_chan->last_completion;
-		}
-
-		ioat_chan->watchdog_last_tcp_cookie =
-			ioat_chan->watchdog_tcp_cookie;
-	}
-
-	schedule_delayed_work(&device->work, WATCHDOG_DELAY);
-}
-
-static dma_cookie_t ioat1_tx_submit(struct dma_async_tx_descriptor *tx)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(tx->chan);
-	struct ioat_desc_sw *first = tx_to_ioat_desc(tx);
-	struct ioat_desc_sw *prev, *new;
-	struct ioat_dma_descriptor *hw;
-	dma_cookie_t cookie;
-	LIST_HEAD(new_chain);
-	u32 copy;
-	size_t len;
-	dma_addr_t src, dst;
-	unsigned long orig_flags;
-	unsigned int desc_count = 0;
-
-	/* src and dest and len are stored in the initial descriptor */
-	len = first->len;
-	src = first->src;
-	dst = first->dst;
-	orig_flags = first->async_tx.flags;
-	new = first;
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-	prev = to_ioat_desc(ioat_chan->used_desc.prev);
-	prefetch(prev->hw);
-	do {
-		copy = min_t(size_t, len, ioat_chan->xfercap);
-
-		async_tx_ack(&new->async_tx);
-
-		hw = new->hw;
-		hw->size = copy;
-		hw->ctl = 0;
-		hw->src_addr = src;
-		hw->dst_addr = dst;
-		hw->next = 0;
-
-		/* chain together the physical address list for the HW */
-		wmb();
-		prev->hw->next = (u64) new->async_tx.phys;
-
-		len -= copy;
-		dst += copy;
-		src += copy;
-
-		list_add_tail(&new->node, &new_chain);
-		desc_count++;
-		prev = new;
-	} while (len && (new = ioat1_dma_get_next_descriptor(ioat_chan)));
-
-	if (!new) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"tx submit failed\n");
-		spin_unlock_bh(&ioat_chan->desc_lock);
-		return -ENOMEM;
-	}
-
-	hw->ctl = IOAT_DMA_DESCRIPTOR_CTL_CP_STS;
-	if (first->async_tx.callback) {
-		hw->ctl |= IOAT_DMA_DESCRIPTOR_CTL_INT_GN;
-		if (first != new) {
-			/* move callback into to last desc */
-			new->async_tx.callback = first->async_tx.callback;
-			new->async_tx.callback_param
-					= first->async_tx.callback_param;
-			first->async_tx.callback = NULL;
-			first->async_tx.callback_param = NULL;
-		}
-	}
-
-	new->tx_cnt = desc_count;
-	new->async_tx.flags = orig_flags; /* client is in control of this ack */
-
-	/* store the original values for use in later cleanup */
-	if (new != first) {
-		new->src = first->src;
-		new->dst = first->dst;
-		new->len = first->len;
-	}
-
-	/* cookie incr and addition to used_list must be atomic */
-	cookie = ioat_chan->common.cookie;
-	cookie++;
-	if (cookie < 0)
-		cookie = 1;
-	ioat_chan->common.cookie = new->async_tx.cookie = cookie;
-
-	/* write address into NextDescriptor field of last desc in chain */
-	to_ioat_desc(ioat_chan->used_desc.prev)->hw->next =
-							first->async_tx.phys;
-	list_splice_tail(&new_chain, &ioat_chan->used_desc);
-
-	ioat_chan->dmacount += desc_count;
-	ioat_chan->pending += desc_count;
-	if (ioat_chan->pending >= ioat_pending_level)
-		__ioat1_dma_memcpy_issue_pending(ioat_chan);
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	return cookie;
-}
-
-static dma_cookie_t ioat2_tx_submit(struct dma_async_tx_descriptor *tx)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(tx->chan);
-	struct ioat_desc_sw *first = tx_to_ioat_desc(tx);
-	struct ioat_desc_sw *new;
-	struct ioat_dma_descriptor *hw;
-	dma_cookie_t cookie;
-	u32 copy;
-	size_t len;
-	dma_addr_t src, dst;
-	unsigned long orig_flags;
-	unsigned int desc_count = 0;
-
-	/* src and dest and len are stored in the initial descriptor */
-	len = first->len;
-	src = first->src;
-	dst = first->dst;
-	orig_flags = first->async_tx.flags;
-	new = first;
-
-	/*
-	 * ioat_chan->desc_lock is still in force in version 2 path
-	 * it gets unlocked at end of this function
-	 */
-	do {
-		copy = min_t(size_t, len, ioat_chan->xfercap);
-
-		async_tx_ack(&new->async_tx);
-
-		hw = new->hw;
-		hw->size = copy;
-		hw->ctl = 0;
-		hw->src_addr = src;
-		hw->dst_addr = dst;
-
-		len -= copy;
-		dst += copy;
-		src += copy;
-		desc_count++;
-	} while (len && (new = ioat2_dma_get_next_descriptor(ioat_chan)));
-
-	if (!new) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"tx submit failed\n");
-		spin_unlock_bh(&ioat_chan->desc_lock);
-		return -ENOMEM;
-	}
-
-	hw->ctl |= IOAT_DMA_DESCRIPTOR_CTL_CP_STS;
-	if (first->async_tx.callback) {
-		hw->ctl |= IOAT_DMA_DESCRIPTOR_CTL_INT_GN;
-		if (first != new) {
-			/* move callback into to last desc */
-			new->async_tx.callback = first->async_tx.callback;
-			new->async_tx.callback_param
-					= first->async_tx.callback_param;
-			first->async_tx.callback = NULL;
-			first->async_tx.callback_param = NULL;
-		}
-	}
-
-	new->tx_cnt = desc_count;
-	new->async_tx.flags = orig_flags; /* client is in control of this ack */
-
-	/* store the original values for use in later cleanup */
-	if (new != first) {
-		new->src = first->src;
-		new->dst = first->dst;
-		new->len = first->len;
-	}
-
-	/* cookie incr and addition to used_list must be atomic */
-	cookie = ioat_chan->common.cookie;
-	cookie++;
-	if (cookie < 0)
-		cookie = 1;
-	ioat_chan->common.cookie = new->async_tx.cookie = cookie;
-
-	ioat_chan->dmacount += desc_count;
-	ioat_chan->pending += desc_count;
-	if (ioat_chan->pending >= ioat_pending_level)
-		__ioat2_dma_memcpy_issue_pending(ioat_chan);
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	return cookie;
-}
-
-/**
- * ioat_dma_alloc_descriptor - allocate and return a sw and hw descriptor pair
- * @ioat_chan: the channel supplying the memory pool for the descriptors
- * @flags: allocation flags
- */
-static struct ioat_desc_sw *ioat_dma_alloc_descriptor(
-					struct ioat_dma_chan *ioat_chan,
-					gfp_t flags)
-{
-	struct ioat_dma_descriptor *desc;
-	struct ioat_desc_sw *desc_sw;
-	struct ioatdma_device *ioatdma_device;
-	dma_addr_t phys;
-
-	ioatdma_device = to_ioatdma_device(ioat_chan->common.device);
-	desc = pci_pool_alloc(ioatdma_device->dma_pool, flags, &phys);
-	if (unlikely(!desc))
-		return NULL;
-
-	desc_sw = kzalloc(sizeof(*desc_sw), flags);
-	if (unlikely(!desc_sw)) {
-		pci_pool_free(ioatdma_device->dma_pool, desc, phys);
-		return NULL;
-	}
-
-	memset(desc, 0, sizeof(*desc));
-	dma_async_tx_descriptor_init(&desc_sw->async_tx, &ioat_chan->common);
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		desc_sw->async_tx.tx_submit = ioat1_tx_submit;
-		break;
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		desc_sw->async_tx.tx_submit = ioat2_tx_submit;
-		break;
-	}
-
-	desc_sw->hw = desc;
-	desc_sw->async_tx.phys = phys;
-
-	return desc_sw;
-}
-
-static int ioat_initial_desc_count = 256;
-module_param(ioat_initial_desc_count, int, 0644);
-MODULE_PARM_DESC(ioat_initial_desc_count,
-		 "initial descriptors per channel (default: 256)");
-
-/**
- * ioat2_dma_massage_chan_desc - link the descriptors into a circle
- * @ioat_chan: the channel to be massaged
- */
-static void ioat2_dma_massage_chan_desc(struct ioat_dma_chan *ioat_chan)
-{
-	struct ioat_desc_sw *desc, *_desc;
-
-	/* setup used_desc */
-	ioat_chan->used_desc.next = ioat_chan->free_desc.next;
-	ioat_chan->used_desc.prev = NULL;
-
-	/* pull free_desc out of the circle so that every node is a hw
-	 * descriptor, but leave it pointing to the list
-	 */
-	ioat_chan->free_desc.prev->next = ioat_chan->free_desc.next;
-	ioat_chan->free_desc.next->prev = ioat_chan->free_desc.prev;
-
-	/* circle link the hw descriptors */
-	desc = to_ioat_desc(ioat_chan->free_desc.next);
-	desc->hw->next = to_ioat_desc(desc->node.next)->async_tx.phys;
-	list_for_each_entry_safe(desc, _desc, ioat_chan->free_desc.next, node) {
-		desc->hw->next = to_ioat_desc(desc->node.next)->async_tx.phys;
-	}
-}
-
-/**
- * ioat_dma_alloc_chan_resources - returns the number of allocated descriptors
- * @chan: the channel to be filled out
- */
-static int ioat_dma_alloc_chan_resources(struct dma_chan *chan)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-	struct ioat_desc_sw *desc;
-	u16 chanctrl;
-	u32 chanerr;
-	int i;
-	LIST_HEAD(tmp_list);
-
-	/* have we already been set up? */
-	if (!list_empty(&ioat_chan->free_desc))
-		return ioat_chan->desccount;
-
-	/* Setup register to interrupt and write completion status on error */
-	chanctrl = IOAT_CHANCTRL_ERR_INT_EN |
-		IOAT_CHANCTRL_ANY_ERR_ABORT_EN |
-		IOAT_CHANCTRL_ERR_COMPLETION_EN;
-	writew(chanctrl, ioat_chan->reg_base + IOAT_CHANCTRL_OFFSET);
-
-	chanerr = readl(ioat_chan->reg_base + IOAT_CHANERR_OFFSET);
-	if (chanerr) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"CHANERR = %x, clearing\n", chanerr);
-		writel(chanerr, ioat_chan->reg_base + IOAT_CHANERR_OFFSET);
-	}
-
-	/* Allocate descriptors */
-	for (i = 0; i < ioat_initial_desc_count; i++) {
-		desc = ioat_dma_alloc_descriptor(ioat_chan, GFP_KERNEL);
-		if (!desc) {
-			dev_err(&ioat_chan->device->pdev->dev,
-				"Only %d initial descriptors\n", i);
-			break;
-		}
-		list_add_tail(&desc->node, &tmp_list);
-	}
-	spin_lock_bh(&ioat_chan->desc_lock);
-	ioat_chan->desccount = i;
-	list_splice(&tmp_list, &ioat_chan->free_desc);
-	if (ioat_chan->device->version != IOAT_VER_1_2)
-		ioat2_dma_massage_chan_desc(ioat_chan);
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	/* allocate a completion writeback area */
-	/* doing 2 32bit writes to mmio since 1 64b write doesn't work */
-	ioat_chan->completion_virt =
-		pci_pool_alloc(ioat_chan->device->completion_pool,
-			       GFP_KERNEL,
-			       &ioat_chan->completion_addr);
-	memset(ioat_chan->completion_virt, 0,
-	       sizeof(*ioat_chan->completion_virt));
-	writel(((u64) ioat_chan->completion_addr) & 0x00000000FFFFFFFF,
-	       ioat_chan->reg_base + IOAT_CHANCMP_OFFSET_LOW);
-	writel(((u64) ioat_chan->completion_addr) >> 32,
-	       ioat_chan->reg_base + IOAT_CHANCMP_OFFSET_HIGH);
-
-	tasklet_enable(&ioat_chan->cleanup_task);
-	ioat_dma_start_null_desc(ioat_chan);  /* give chain to dma device */
-	return ioat_chan->desccount;
-}
-
-/**
- * ioat_dma_free_chan_resources - release all the descriptors
- * @chan: the channel to be cleaned
- */
-static void ioat_dma_free_chan_resources(struct dma_chan *chan)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-	struct ioatdma_device *ioatdma_device = to_ioatdma_device(chan->device);
-	struct ioat_desc_sw *desc, *_desc;
-	int in_use_descs = 0;
-
-	/* Before freeing channel resources first check
-	 * if they have been previously allocated for this channel.
-	 */
-	if (ioat_chan->desccount == 0)
-		return;
-
-	tasklet_disable(&ioat_chan->cleanup_task);
-	ioat_dma_memcpy_cleanup(ioat_chan);
-
-	/* Delay 100ms after reset to allow internal DMA logic to quiesce
-	 * before removing DMA descriptor resources.
-	 */
-	writeb(IOAT_CHANCMD_RESET,
-	       ioat_chan->reg_base
-			+ IOAT_CHANCMD_OFFSET(ioat_chan->device->version));
-	mdelay(100);
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		list_for_each_entry_safe(desc, _desc,
-					 &ioat_chan->used_desc, node) {
-			in_use_descs++;
-			list_del(&desc->node);
-			pci_pool_free(ioatdma_device->dma_pool, desc->hw,
-				      desc->async_tx.phys);
-			kfree(desc);
-		}
-		list_for_each_entry_safe(desc, _desc,
-					 &ioat_chan->free_desc, node) {
-			list_del(&desc->node);
-			pci_pool_free(ioatdma_device->dma_pool, desc->hw,
-				      desc->async_tx.phys);
-			kfree(desc);
-		}
-		break;
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		list_for_each_entry_safe(desc, _desc,
-					 ioat_chan->free_desc.next, node) {
-			list_del(&desc->node);
-			pci_pool_free(ioatdma_device->dma_pool, desc->hw,
-				      desc->async_tx.phys);
-			kfree(desc);
-		}
-		desc = to_ioat_desc(ioat_chan->free_desc.next);
-		pci_pool_free(ioatdma_device->dma_pool, desc->hw,
-			      desc->async_tx.phys);
-		kfree(desc);
-		INIT_LIST_HEAD(&ioat_chan->free_desc);
-		INIT_LIST_HEAD(&ioat_chan->used_desc);
-		break;
-	}
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	pci_pool_free(ioatdma_device->completion_pool,
-		      ioat_chan->completion_virt,
-		      ioat_chan->completion_addr);
-
-	/* one is ok since we left it on there on purpose */
-	if (in_use_descs > 1)
-		dev_err(&ioat_chan->device->pdev->dev,
-			"Freeing %d in use descriptors!\n",
-			in_use_descs - 1);
-
-	ioat_chan->last_completion = ioat_chan->completion_addr = 0;
-	ioat_chan->pending = 0;
-	ioat_chan->dmacount = 0;
-	ioat_chan->desccount = 0;
-	ioat_chan->watchdog_completion = 0;
-	ioat_chan->last_compl_desc_addr_hw = 0;
-	ioat_chan->watchdog_tcp_cookie =
-		ioat_chan->watchdog_last_tcp_cookie = 0;
-}
-
-/**
- * ioat_dma_get_next_descriptor - return the next available descriptor
- * @ioat_chan: IOAT DMA channel handle
- *
- * Gets the next descriptor from the chain, and must be called with the
- * channel's desc_lock held.  Allocates more descriptors if the channel
- * has run out.
- */
-static struct ioat_desc_sw *
-ioat1_dma_get_next_descriptor(struct ioat_dma_chan *ioat_chan)
-{
-	struct ioat_desc_sw *new;
-
-	if (!list_empty(&ioat_chan->free_desc)) {
-		new = to_ioat_desc(ioat_chan->free_desc.next);
-		list_del(&new->node);
-	} else {
-		/* try to get another desc */
-		new = ioat_dma_alloc_descriptor(ioat_chan, GFP_ATOMIC);
-		if (!new) {
-			dev_err(&ioat_chan->device->pdev->dev,
-				"alloc failed\n");
-			return NULL;
-		}
-	}
-
-	prefetch(new->hw);
-	return new;
-}
-
-static struct ioat_desc_sw *
-ioat2_dma_get_next_descriptor(struct ioat_dma_chan *ioat_chan)
-{
-	struct ioat_desc_sw *new;
-
-	/*
-	 * used.prev points to where to start processing
-	 * used.next points to next free descriptor
-	 * if used.prev == NULL, there are none waiting to be processed
-	 * if used.next == used.prev.prev, there is only one free descriptor,
-	 *      and we need to use it to as a noop descriptor before
-	 *      linking in a new set of descriptors, since the device
-	 *      has probably already read the pointer to it
-	 */
-	if (ioat_chan->used_desc.prev &&
-	    ioat_chan->used_desc.next == ioat_chan->used_desc.prev->prev) {
-
-		struct ioat_desc_sw *desc;
-		struct ioat_desc_sw *noop_desc;
-		int i;
-
-		/* set up the noop descriptor */
-		noop_desc = to_ioat_desc(ioat_chan->used_desc.next);
-		/* set size to non-zero value (channel returns error when size is 0) */
-		noop_desc->hw->size = NULL_DESC_BUFFER_SIZE;
-		noop_desc->hw->ctl = IOAT_DMA_DESCRIPTOR_NUL;
-		noop_desc->hw->src_addr = 0;
-		noop_desc->hw->dst_addr = 0;
-
-		ioat_chan->used_desc.next = ioat_chan->used_desc.next->next;
-		ioat_chan->pending++;
-		ioat_chan->dmacount++;
-
-		/* try to get a few more descriptors */
-		for (i = 16; i; i--) {
-			desc = ioat_dma_alloc_descriptor(ioat_chan, GFP_ATOMIC);
-			if (!desc) {
-				dev_err(&ioat_chan->device->pdev->dev,
-					"alloc failed\n");
-				break;
-			}
-			list_add_tail(&desc->node, ioat_chan->used_desc.next);
-
-			desc->hw->next
-				= to_ioat_desc(desc->node.next)->async_tx.phys;
-			to_ioat_desc(desc->node.prev)->hw->next
-				= desc->async_tx.phys;
-			ioat_chan->desccount++;
-		}
-
-		ioat_chan->used_desc.next = noop_desc->node.next;
-	}
-	new = to_ioat_desc(ioat_chan->used_desc.next);
-	prefetch(new);
-	ioat_chan->used_desc.next = new->node.next;
-
-	if (ioat_chan->used_desc.prev == NULL)
-		ioat_chan->used_desc.prev = &new->node;
-
-	prefetch(new->hw);
-	return new;
-}
-
-static struct ioat_desc_sw *ioat_dma_get_next_descriptor(
-						struct ioat_dma_chan *ioat_chan)
-{
-	if (!ioat_chan)
-		return NULL;
-
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		return ioat1_dma_get_next_descriptor(ioat_chan);
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		return ioat2_dma_get_next_descriptor(ioat_chan);
-	}
-	return NULL;
-}
-
-static struct dma_async_tx_descriptor *ioat1_dma_prep_memcpy(
-						struct dma_chan *chan,
-						dma_addr_t dma_dest,
-						dma_addr_t dma_src,
-						size_t len,
-						unsigned long flags)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-	struct ioat_desc_sw *new;
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-	new = ioat_dma_get_next_descriptor(ioat_chan);
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	if (new) {
-		new->len = len;
-		new->dst = dma_dest;
-		new->src = dma_src;
-		new->async_tx.flags = flags;
-		return &new->async_tx;
-	} else {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"chan%d - get_next_desc failed: %d descs waiting, %d total desc\n",
-			chan_num(ioat_chan), ioat_chan->dmacount, ioat_chan->desccount);
-		return NULL;
-	}
-}
-
-static struct dma_async_tx_descriptor *ioat2_dma_prep_memcpy(
-						struct dma_chan *chan,
-						dma_addr_t dma_dest,
-						dma_addr_t dma_src,
-						size_t len,
-						unsigned long flags)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-	struct ioat_desc_sw *new;
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-	new = ioat2_dma_get_next_descriptor(ioat_chan);
-
-	/*
-	 * leave ioat_chan->desc_lock set in ioat 2 path
-	 * it will get unlocked at end of tx_submit
-	 */
-
-	if (new) {
-		new->len = len;
-		new->dst = dma_dest;
-		new->src = dma_src;
-		new->async_tx.flags = flags;
-		return &new->async_tx;
-	} else {
-		spin_unlock_bh(&ioat_chan->desc_lock);
-		dev_err(&ioat_chan->device->pdev->dev,
-			"chan%d - get_next_desc failed: %d descs waiting, %d total desc\n",
-			chan_num(ioat_chan), ioat_chan->dmacount, ioat_chan->desccount);
-		return NULL;
-	}
-}
-
-static void ioat_dma_cleanup_tasklet(unsigned long data)
-{
-	struct ioat_dma_chan *chan = (void *)data;
-	ioat_dma_memcpy_cleanup(chan);
-	writew(IOAT_CHANCTRL_INT_DISABLE,
-	       chan->reg_base + IOAT_CHANCTRL_OFFSET);
-}
-
-static void
-ioat_dma_unmap(struct ioat_dma_chan *ioat_chan, struct ioat_desc_sw *desc)
-{
-	if (!(desc->async_tx.flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
-		if (desc->async_tx.flags & DMA_COMPL_DEST_UNMAP_SINGLE)
-			pci_unmap_single(ioat_chan->device->pdev,
-					 pci_unmap_addr(desc, dst),
-					 pci_unmap_len(desc, len),
-					 PCI_DMA_FROMDEVICE);
-		else
-			pci_unmap_page(ioat_chan->device->pdev,
-				       pci_unmap_addr(desc, dst),
-				       pci_unmap_len(desc, len),
-				       PCI_DMA_FROMDEVICE);
-	}
-
-	if (!(desc->async_tx.flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
-		if (desc->async_tx.flags & DMA_COMPL_SRC_UNMAP_SINGLE)
-			pci_unmap_single(ioat_chan->device->pdev,
-					 pci_unmap_addr(desc, src),
-					 pci_unmap_len(desc, len),
-					 PCI_DMA_TODEVICE);
-		else
-			pci_unmap_page(ioat_chan->device->pdev,
-				       pci_unmap_addr(desc, src),
-				       pci_unmap_len(desc, len),
-				       PCI_DMA_TODEVICE);
-	}
-}
-
-/**
- * ioat_dma_memcpy_cleanup - cleanup up finished descriptors
- * @chan: ioat channel to be cleaned up
- */
-static void ioat_dma_memcpy_cleanup(struct ioat_dma_chan *ioat_chan)
-{
-	unsigned long phys_complete;
-	struct ioat_desc_sw *desc, *_desc;
-	dma_cookie_t cookie = 0;
-	unsigned long desc_phys;
-	struct ioat_desc_sw *latest_desc;
-
-	prefetch(ioat_chan->completion_virt);
-
-	if (!spin_trylock_bh(&ioat_chan->cleanup_lock))
-		return;
-
-	/* The completion writeback can happen at any time,
-	   so reads by the driver need to be atomic operations
-	   The descriptor physical addresses are limited to 32-bits
-	   when the CPU can only do a 32-bit mov */
-
-#if (BITS_PER_LONG == 64)
-	phys_complete =
-		ioat_chan->completion_virt->full
-		& IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR;
-#else
-	phys_complete =
-		ioat_chan->completion_virt->low & IOAT_LOW_COMPLETION_MASK;
-#endif
-
-	if ((ioat_chan->completion_virt->full
-		& IOAT_CHANSTS_DMA_TRANSFER_STATUS) ==
-				IOAT_CHANSTS_DMA_TRANSFER_STATUS_HALTED) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"Channel halted, chanerr = %x\n",
-			readl(ioat_chan->reg_base + IOAT_CHANERR_OFFSET));
-
-		/* TODO do something to salvage the situation */
-	}
-
-	if (phys_complete == ioat_chan->last_completion) {
-		spin_unlock_bh(&ioat_chan->cleanup_lock);
-		/*
-		 * perhaps we're stuck so hard that the watchdog can't go off?
-		 * try to catch it after 2 seconds
-		 */
-		if (ioat_chan->device->version != IOAT_VER_3_0) {
-			if (time_after(jiffies,
-				       ioat_chan->last_completion_time + HZ*WATCHDOG_DELAY)) {
-				ioat_dma_chan_watchdog(&(ioat_chan->device->work.work));
-				ioat_chan->last_completion_time = jiffies;
-			}
-		}
-		return;
-	}
-	ioat_chan->last_completion_time = jiffies;
-
-	cookie = 0;
-	if (!spin_trylock_bh(&ioat_chan->desc_lock)) {
-		spin_unlock_bh(&ioat_chan->cleanup_lock);
-		return;
-	}
-
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		list_for_each_entry_safe(desc, _desc,
-					 &ioat_chan->used_desc, node) {
-
-			/*
-			 * Incoming DMA requests may use multiple descriptors,
-			 * due to exceeding xfercap, perhaps. If so, only the
-			 * last one will have a cookie, and require unmapping.
-			 */
-			if (desc->async_tx.cookie) {
-				cookie = desc->async_tx.cookie;
-				ioat_dma_unmap(ioat_chan, desc);
-				if (desc->async_tx.callback) {
-					desc->async_tx.callback(desc->async_tx.callback_param);
-					desc->async_tx.callback = NULL;
-				}
-			}
-
-			if (desc->async_tx.phys != phys_complete) {
-				/*
-				 * a completed entry, but not the last, so clean
-				 * up if the client is done with the descriptor
-				 */
-				if (async_tx_test_ack(&desc->async_tx)) {
-					list_move_tail(&desc->node,
-						       &ioat_chan->free_desc);
-				} else
-					desc->async_tx.cookie = 0;
-			} else {
-				/*
-				 * last used desc. Do not remove, so we can
-				 * append from it, but don't look at it next
-				 * time, either
-				 */
-				desc->async_tx.cookie = 0;
-
-				/* TODO check status bits? */
-				break;
-			}
-		}
-		break;
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		/* has some other thread has already cleaned up? */
-		if (ioat_chan->used_desc.prev == NULL)
-			break;
-
-		/* work backwards to find latest finished desc */
-		desc = to_ioat_desc(ioat_chan->used_desc.next);
-		latest_desc = NULL;
-		do {
-			desc = to_ioat_desc(desc->node.prev);
-			desc_phys = (unsigned long)desc->async_tx.phys
-				       & IOAT_CHANSTS_COMPLETED_DESCRIPTOR_ADDR;
-			if (desc_phys == phys_complete) {
-				latest_desc = desc;
-				break;
-			}
-		} while (&desc->node != ioat_chan->used_desc.prev);
-
-		if (latest_desc != NULL) {
-
-			/* work forwards to clear finished descriptors */
-			for (desc = to_ioat_desc(ioat_chan->used_desc.prev);
-			     &desc->node != latest_desc->node.next &&
-			     &desc->node != ioat_chan->used_desc.next;
-			     desc = to_ioat_desc(desc->node.next)) {
-				if (desc->async_tx.cookie) {
-					cookie = desc->async_tx.cookie;
-					desc->async_tx.cookie = 0;
-					ioat_dma_unmap(ioat_chan, desc);
-					if (desc->async_tx.callback) {
-						desc->async_tx.callback(desc->async_tx.callback_param);
-						desc->async_tx.callback = NULL;
-					}
-				}
-			}
-
-			/* move used.prev up beyond those that are finished */
-			if (&desc->node == ioat_chan->used_desc.next)
-				ioat_chan->used_desc.prev = NULL;
-			else
-				ioat_chan->used_desc.prev = &desc->node;
-		}
-		break;
-	}
-
-	spin_unlock_bh(&ioat_chan->desc_lock);
-
-	ioat_chan->last_completion = phys_complete;
-	if (cookie != 0)
-		ioat_chan->completed_cookie = cookie;
-
-	spin_unlock_bh(&ioat_chan->cleanup_lock);
-}
-
-/**
- * ioat_dma_is_complete - poll the status of a IOAT DMA transaction
- * @chan: IOAT DMA channel handle
- * @cookie: DMA transaction identifier
- * @done: if not %NULL, updated with last completed transaction
- * @used: if not %NULL, updated with last used transaction
- */
-static enum dma_status ioat_dma_is_complete(struct dma_chan *chan,
-					    dma_cookie_t cookie,
-					    dma_cookie_t *done,
-					    dma_cookie_t *used)
-{
-	struct ioat_dma_chan *ioat_chan = to_ioat_chan(chan);
-	dma_cookie_t last_used;
-	dma_cookie_t last_complete;
-	enum dma_status ret;
-
-	last_used = chan->cookie;
-	last_complete = ioat_chan->completed_cookie;
-	ioat_chan->watchdog_tcp_cookie = cookie;
-
-	if (done)
-		*done = last_complete;
-	if (used)
-		*used = last_used;
-
-	ret = dma_async_is_complete(cookie, last_complete, last_used);
-	if (ret == DMA_SUCCESS)
-		return ret;
-
-	ioat_dma_memcpy_cleanup(ioat_chan);
-
-	last_used = chan->cookie;
-	last_complete = ioat_chan->completed_cookie;
-
-	if (done)
-		*done = last_complete;
-	if (used)
-		*used = last_used;
-
-	return dma_async_is_complete(cookie, last_complete, last_used);
-}
-
-static void ioat_dma_start_null_desc(struct ioat_dma_chan *ioat_chan)
-{
-	struct ioat_desc_sw *desc;
-
-	spin_lock_bh(&ioat_chan->desc_lock);
-
-	desc = ioat_dma_get_next_descriptor(ioat_chan);
-
-	if (!desc) {
-		dev_err(&ioat_chan->device->pdev->dev,
-			"Unable to start null desc - get next desc failed\n");
-		spin_unlock_bh(&ioat_chan->desc_lock);
-		return;
-	}
-
-	desc->hw->ctl = IOAT_DMA_DESCRIPTOR_NUL
-				| IOAT_DMA_DESCRIPTOR_CTL_INT_GN
-				| IOAT_DMA_DESCRIPTOR_CTL_CP_STS;
-	/* set size to non-zero value (channel returns error when size is 0) */
-	desc->hw->size = NULL_DESC_BUFFER_SIZE;
-	desc->hw->src_addr = 0;
-	desc->hw->dst_addr = 0;
-	async_tx_ack(&desc->async_tx);
-	switch (ioat_chan->device->version) {
-	case IOAT_VER_1_2:
-		desc->hw->next = 0;
-		list_add_tail(&desc->node, &ioat_chan->used_desc);
-
-		writel(((u64) desc->async_tx.phys) & 0x00000000FFFFFFFF,
-		       ioat_chan->reg_base + IOAT1_CHAINADDR_OFFSET_LOW);
-		writel(((u64) desc->async_tx.phys) >> 32,
-		       ioat_chan->reg_base + IOAT1_CHAINADDR_OFFSET_HIGH);
-
-		writeb(IOAT_CHANCMD_START, ioat_chan->reg_base
-			+ IOAT_CHANCMD_OFFSET(ioat_chan->device->version));
-		break;
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		writel(((u64) desc->async_tx.phys) & 0x00000000FFFFFFFF,
-		       ioat_chan->reg_base + IOAT2_CHAINADDR_OFFSET_LOW);
-		writel(((u64) desc->async_tx.phys) >> 32,
-		       ioat_chan->reg_base + IOAT2_CHAINADDR_OFFSET_HIGH);
-
-		ioat_chan->dmacount++;
-		__ioat2_dma_memcpy_issue_pending(ioat_chan);
-		break;
-	}
-	spin_unlock_bh(&ioat_chan->desc_lock);
-}
-
-/*
- * Perform a IOAT transaction to verify the HW works.
- */
-#define IOAT_TEST_SIZE 2000
-
-static void ioat_dma_test_callback(void *dma_async_param)
-{
-	struct completion *cmp = dma_async_param;
-
-	complete(cmp);
-}
-
-/**
- * ioat_dma_self_test - Perform a IOAT transaction to verify the HW works.
- * @device: device to be tested
- */
-static int ioat_dma_self_test(struct ioatdma_device *device)
-{
-	int i;
-	u8 *src;
-	u8 *dest;
-	struct dma_chan *dma_chan;
-	struct dma_async_tx_descriptor *tx;
-	dma_addr_t dma_dest, dma_src;
-	dma_cookie_t cookie;
-	int err = 0;
-	struct completion cmp;
-	unsigned long tmo;
-	unsigned long flags;
-
-	src = kzalloc(sizeof(u8) * IOAT_TEST_SIZE, GFP_KERNEL);
-	if (!src)
-		return -ENOMEM;
-	dest = kzalloc(sizeof(u8) * IOAT_TEST_SIZE, GFP_KERNEL);
-	if (!dest) {
-		kfree(src);
-		return -ENOMEM;
-	}
-
-	/* Fill in src buffer */
-	for (i = 0; i < IOAT_TEST_SIZE; i++)
-		src[i] = (u8)i;
-
-	/* Start copy, using first DMA channel */
-	dma_chan = container_of(device->common.channels.next,
-				struct dma_chan,
-				device_node);
-	if (device->common.device_alloc_chan_resources(dma_chan) < 1) {
-		dev_err(&device->pdev->dev,
-			"selftest cannot allocate chan resource\n");
-		err = -ENODEV;
-		goto out;
-	}
-
-	dma_src = dma_map_single(dma_chan->device->dev, src, IOAT_TEST_SIZE,
-				 DMA_TO_DEVICE);
-	dma_dest = dma_map_single(dma_chan->device->dev, dest, IOAT_TEST_SIZE,
-				  DMA_FROM_DEVICE);
-	flags = DMA_COMPL_SRC_UNMAP_SINGLE | DMA_COMPL_DEST_UNMAP_SINGLE;
-	tx = device->common.device_prep_dma_memcpy(dma_chan, dma_dest, dma_src,
-						   IOAT_TEST_SIZE, flags);
-	if (!tx) {
-		dev_err(&device->pdev->dev,
-			"Self-test prep failed, disabling\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-
-	async_tx_ack(tx);
-	init_completion(&cmp);
-	tx->callback = ioat_dma_test_callback;
-	tx->callback_param = &cmp;
-	cookie = tx->tx_submit(tx);
-	if (cookie < 0) {
-		dev_err(&device->pdev->dev,
-			"Self-test setup failed, disabling\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-	device->common.device_issue_pending(dma_chan);
-
-	tmo = wait_for_completion_timeout(&cmp, msecs_to_jiffies(3000));
-
-	if (tmo == 0 ||
-	    device->common.device_is_tx_complete(dma_chan, cookie, NULL, NULL)
-					!= DMA_SUCCESS) {
-		dev_err(&device->pdev->dev,
-			"Self-test copy timed out, disabling\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-	if (memcmp(src, dest, IOAT_TEST_SIZE)) {
-		dev_err(&device->pdev->dev,
-			"Self-test copy failed compare, disabling\n");
-		err = -ENODEV;
-		goto free_resources;
-	}
-
-free_resources:
-	device->common.device_free_chan_resources(dma_chan);
-out:
-	kfree(src);
-	kfree(dest);
-	return err;
-}
-
-static char ioat_interrupt_style[32] = "msix";
-module_param_string(ioat_interrupt_style, ioat_interrupt_style,
-		    sizeof(ioat_interrupt_style), 0644);
-MODULE_PARM_DESC(ioat_interrupt_style,
-		 "set ioat interrupt style: msix (default), "
-		 "msix-single-vector, msi, intx)");
-
-/**
- * ioat_dma_setup_interrupts - setup interrupt handler
- * @device: ioat device
- */
-static int ioat_dma_setup_interrupts(struct ioatdma_device *device)
-{
-	struct ioat_dma_chan *ioat_chan;
-	int err, i, j, msixcnt;
-	u8 intrctrl = 0;
-
-	if (!strcmp(ioat_interrupt_style, "msix"))
-		goto msix;
-	if (!strcmp(ioat_interrupt_style, "msix-single-vector"))
-		goto msix_single_vector;
-	if (!strcmp(ioat_interrupt_style, "msi"))
-		goto msi;
-	if (!strcmp(ioat_interrupt_style, "intx"))
-		goto intx;
-	dev_err(&device->pdev->dev, "invalid ioat_interrupt_style %s\n",
-		ioat_interrupt_style);
-	goto err_no_irq;
-
-msix:
-	/* The number of MSI-X vectors should equal the number of channels */
-	msixcnt = device->common.chancnt;
-	for (i = 0; i < msixcnt; i++)
-		device->msix_entries[i].entry = i;
-
-	err = pci_enable_msix(device->pdev, device->msix_entries, msixcnt);
-	if (err < 0)
-		goto msi;
-	if (err > 0)
-		goto msix_single_vector;
-
-	for (i = 0; i < msixcnt; i++) {
-		ioat_chan = ioat_lookup_chan_by_index(device, i);
-		err = request_irq(device->msix_entries[i].vector,
-				  ioat_dma_do_interrupt_msix,
-				  0, "ioat-msix", ioat_chan);
-		if (err) {
-			for (j = 0; j < i; j++) {
-				ioat_chan =
-					ioat_lookup_chan_by_index(device, j);
-				free_irq(device->msix_entries[j].vector,
-					 ioat_chan);
-			}
-			goto msix_single_vector;
-		}
-	}
-	intrctrl |= IOAT_INTRCTRL_MSIX_VECTOR_CONTROL;
-	device->irq_mode = msix_multi_vector;
-	goto done;
-
-msix_single_vector:
-	device->msix_entries[0].entry = 0;
-	err = pci_enable_msix(device->pdev, device->msix_entries, 1);
-	if (err)
-		goto msi;
-
-	err = request_irq(device->msix_entries[0].vector, ioat_dma_do_interrupt,
-			  0, "ioat-msix", device);
-	if (err) {
-		pci_disable_msix(device->pdev);
-		goto msi;
-	}
-	device->irq_mode = msix_single_vector;
-	goto done;
-
-msi:
-	err = pci_enable_msi(device->pdev);
-	if (err)
-		goto intx;
-
-	err = request_irq(device->pdev->irq, ioat_dma_do_interrupt,
-			  0, "ioat-msi", device);
-	if (err) {
-		pci_disable_msi(device->pdev);
-		goto intx;
-	}
-	/*
-	 * CB 1.2 devices need a bit set in configuration space to enable MSI
-	 */
-	if (device->version == IOAT_VER_1_2) {
-		u32 dmactrl;
-		pci_read_config_dword(device->pdev,
-				      IOAT_PCI_DMACTRL_OFFSET, &dmactrl);
-		dmactrl |= IOAT_PCI_DMACTRL_MSI_EN;
-		pci_write_config_dword(device->pdev,
-				       IOAT_PCI_DMACTRL_OFFSET, dmactrl);
-	}
-	device->irq_mode = msi;
-	goto done;
-
-intx:
-	err = request_irq(device->pdev->irq, ioat_dma_do_interrupt,
-			  IRQF_SHARED, "ioat-intx", device);
-	if (err)
-		goto err_no_irq;
-	device->irq_mode = intx;
-
-done:
-	intrctrl |= IOAT_INTRCTRL_MASTER_INT_EN;
-	writeb(intrctrl, device->reg_base + IOAT_INTRCTRL_OFFSET);
-	return 0;
-
-err_no_irq:
-	/* Disable all interrupt generation */
-	writeb(0, device->reg_base + IOAT_INTRCTRL_OFFSET);
-	dev_err(&device->pdev->dev, "no usable interrupts\n");
-	device->irq_mode = none;
-	return -1;
-}
-
-/**
- * ioat_dma_remove_interrupts - remove whatever interrupts were set
- * @device: ioat device
- */
-static void ioat_dma_remove_interrupts(struct ioatdma_device *device)
-{
-	struct ioat_dma_chan *ioat_chan;
-	int i;
-
-	/* Disable all interrupt generation */
-	writeb(0, device->reg_base + IOAT_INTRCTRL_OFFSET);
-
-	switch (device->irq_mode) {
-	case msix_multi_vector:
-		for (i = 0; i < device->common.chancnt; i++) {
-			ioat_chan = ioat_lookup_chan_by_index(device, i);
-			free_irq(device->msix_entries[i].vector, ioat_chan);
-		}
-		pci_disable_msix(device->pdev);
-		break;
-	case msix_single_vector:
-		free_irq(device->msix_entries[0].vector, device);
-		pci_disable_msix(device->pdev);
-		break;
-	case msi:
-		free_irq(device->pdev->irq, device);
-		pci_disable_msi(device->pdev);
-		break;
-	case intx:
-		free_irq(device->pdev->irq, device);
-		break;
-	case none:
-		dev_warn(&device->pdev->dev,
-			 "call to %s without interrupts setup\n", __func__);
-	}
-	device->irq_mode = none;
-}
-
-struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev,
-				      void __iomem *iobase)
-{
-	int err;
-	struct ioatdma_device *device;
-
-	device = kzalloc(sizeof(*device), GFP_KERNEL);
-	if (!device) {
-		err = -ENOMEM;
-		goto err_kzalloc;
-	}
-	device->pdev = pdev;
-	device->reg_base = iobase;
-	device->version = readb(device->reg_base + IOAT_VER_OFFSET);
-
-	/* DMA coherent memory pool for DMA descriptor allocations */
-	device->dma_pool = pci_pool_create("dma_desc_pool", pdev,
-					   sizeof(struct ioat_dma_descriptor),
-					   64, 0);
-	if (!device->dma_pool) {
-		err = -ENOMEM;
-		goto err_dma_pool;
-	}
-
-	device->completion_pool = pci_pool_create("completion_pool", pdev,
-						  sizeof(u64), SMP_CACHE_BYTES,
-						  SMP_CACHE_BYTES);
-	if (!device->completion_pool) {
-		err = -ENOMEM;
-		goto err_completion_pool;
-	}
-
-	INIT_LIST_HEAD(&device->common.channels);
-	ioat_dma_enumerate_channels(device);
-
-	device->common.device_alloc_chan_resources =
-						ioat_dma_alloc_chan_resources;
-	device->common.device_free_chan_resources =
-						ioat_dma_free_chan_resources;
-	device->common.dev = &pdev->dev;
-
-	dma_cap_set(DMA_MEMCPY, device->common.cap_mask);
-	device->common.device_is_tx_complete = ioat_dma_is_complete;
-	switch (device->version) {
-	case IOAT_VER_1_2:
-		device->common.device_prep_dma_memcpy = ioat1_dma_prep_memcpy;
-		device->common.device_issue_pending =
-						ioat1_dma_memcpy_issue_pending;
-		break;
-	case IOAT_VER_2_0:
-	case IOAT_VER_3_0:
-		device->common.device_prep_dma_memcpy = ioat2_dma_prep_memcpy;
-		device->common.device_issue_pending =
-						ioat2_dma_memcpy_issue_pending;
-		break;
-	}
-
-	dev_err(&device->pdev->dev,
-		"Intel(R) I/OAT DMA Engine found,"
-		" %d channels, device version 0x%02x, driver version %s\n",
-		device->common.chancnt, device->version, IOAT_DMA_VERSION);
-
-	if (!device->common.chancnt) {
-		dev_err(&device->pdev->dev,
-			"Intel(R) I/OAT DMA Engine problem found: "
-			"zero channels detected\n");
-		goto err_setup_interrupts;
-	}
-
-	err = ioat_dma_setup_interrupts(device);
-	if (err)
-		goto err_setup_interrupts;
-
-	err = ioat_dma_self_test(device);
-	if (err)
-		goto err_self_test;
-
-	ioat_set_tcp_copy_break(device);
-
-	dma_async_device_register(&device->common);
-
-	if (device->version != IOAT_VER_3_0) {
-		INIT_DELAYED_WORK(&device->work, ioat_dma_chan_watchdog);
-		schedule_delayed_work(&device->work,
-				      WATCHDOG_DELAY);
-	}
-
-	return device;
-
-err_self_test:
-	ioat_dma_remove_interrupts(device);
-err_setup_interrupts:
-	pci_pool_destroy(device->completion_pool);
-err_completion_pool:
-	pci_pool_destroy(device->dma_pool);
-err_dma_pool:
-	kfree(device);
-err_kzalloc:
-	dev_err(&pdev->dev,
-		"Intel(R) I/OAT DMA Engine initialization failed\n");
-	return NULL;
-}
-
-void ioat_dma_remove(struct ioatdma_device *device)
-{
-	struct dma_chan *chan, *_chan;
-	struct ioat_dma_chan *ioat_chan;
-
-	if (device->version != IOAT_VER_3_0)
-		cancel_delayed_work(&device->work);
-
-	ioat_dma_remove_interrupts(device);
-
-	dma_async_device_unregister(&device->common);
-
-	pci_pool_destroy(device->dma_pool);
-	pci_pool_destroy(device->completion_pool);
-
-	iounmap(device->reg_base);
-	pci_release_regions(device->pdev);
-	pci_disable_device(device->pdev);
-
-	list_for_each_entry_safe(chan, _chan,
-				 &device->common.channels, device_node) {
-		ioat_chan = to_ioat_chan(chan);
-		list_del(&chan->device_node);
-		kfree(ioat_chan);
-	}
-	kfree(device);
-}
-
diff --git a/drivers/dma/ioatdma.h b/drivers/dma/ioatdma.h
deleted file mode 100644
index a52ff4bd4601..000000000000
--- a/drivers/dma/ioatdma.h
+++ /dev/null
@@ -1,165 +0,0 @@
-/*
- * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- *
- * The full GNU General Public License is included in this distribution in the
- * file called COPYING.
- */
-#ifndef IOATDMA_H
-#define IOATDMA_H
-
-#include <linux/dmaengine.h>
-#include "ioatdma_hw.h"
-#include <linux/init.h>
-#include <linux/dmapool.h>
-#include <linux/cache.h>
-#include <linux/pci_ids.h>
-#include <net/tcp.h>
-
-#define IOAT_DMA_VERSION  "3.64"
-
-enum ioat_interrupt {
-	none = 0,
-	msix_multi_vector = 1,
-	msix_single_vector = 2,
-	msi = 3,
-	intx = 4,
-};
-
-#define IOAT_LOW_COMPLETION_MASK	0xffffffc0
-#define IOAT_DMA_DCA_ANY_CPU		~0
-#define IOAT_WATCHDOG_PERIOD		(2 * HZ)
-
-
-/**
- * struct ioatdma_device - internal representation of a IOAT device
- * @pdev: PCI-Express device
- * @reg_base: MMIO register space base address
- * @dma_pool: for allocating DMA descriptors
- * @common: embedded struct dma_device
- * @version: version of ioatdma device
- * @irq_mode: which style irq to use
- * @msix_entries: irq handlers
- * @idx: per channel data
- */
-
-struct ioatdma_device {
-	struct pci_dev *pdev;
-	void __iomem *reg_base;
-	struct pci_pool *dma_pool;
-	struct pci_pool *completion_pool;
-	struct dma_device common;
-	u8 version;
-	enum ioat_interrupt irq_mode;
-	struct delayed_work work;
-	struct msix_entry msix_entries[4];
-	struct ioat_dma_chan *idx[4];
-};
-
-/**
- * struct ioat_dma_chan - internal representation of a DMA channel
- */
-struct ioat_dma_chan {
-
-	void __iomem *reg_base;
-
-	dma_cookie_t completed_cookie;
-	unsigned long last_completion;
-	unsigned long last_completion_time;
-
-	size_t xfercap;	/* XFERCAP register value expanded out */
-
-	spinlock_t cleanup_lock;
-	spinlock_t desc_lock;
-	struct list_head free_desc;
-	struct list_head used_desc;
-	unsigned long watchdog_completion;
-	int watchdog_tcp_cookie;
-	u32 watchdog_last_tcp_cookie;
-	struct delayed_work work;
-
-	int pending;
-	int dmacount;
-	int desccount;
-
-	struct ioatdma_device *device;
-	struct dma_chan common;
-
-	dma_addr_t completion_addr;
-	union {
-		u64 full; /* HW completion writeback */
-		struct {
-			u32 low;
-			u32 high;
-		};
-	} *completion_virt;
-	unsigned long last_compl_desc_addr_hw;
-	struct tasklet_struct cleanup_task;
-};
-
-/* wrapper around hardware descriptor format + additional software fields */
-
-/**
- * struct ioat_desc_sw - wrapper around hardware descriptor
- * @hw: hardware DMA descriptor
- * @node: this descriptor will either be on the free list,
- *     or attached to a transaction list (async_tx.tx_list)
- * @tx_cnt: number of descriptors required to complete the transaction
- * @async_tx: the generic software descriptor for all engines
- */
-struct ioat_desc_sw {
-	struct ioat_dma_descriptor *hw;
-	struct list_head node;
-	int tx_cnt;
-	size_t len;
-	dma_addr_t src;
-	dma_addr_t dst;
-	struct dma_async_tx_descriptor async_tx;
-};
-
-static inline void ioat_set_tcp_copy_break(struct ioatdma_device *dev)
-{
-	#ifdef CONFIG_NET_DMA
-	switch (dev->version) {
-	case IOAT_VER_1_2:
-		sysctl_tcp_dma_copybreak = 4096;
-		break;
-	case IOAT_VER_2_0:
-		sysctl_tcp_dma_copybreak = 2048;
-		break;
-	case IOAT_VER_3_0:
-		sysctl_tcp_dma_copybreak = 262144;
-		break;
-	}
-	#endif
-}
-
-#if defined(CONFIG_INTEL_IOATDMA) || defined(CONFIG_INTEL_IOATDMA_MODULE)
-struct ioatdma_device *ioat_dma_probe(struct pci_dev *pdev,
-				      void __iomem *iobase);
-void ioat_dma_remove(struct ioatdma_device *device);
-struct dca_provider *ioat_dca_init(struct pci_dev *pdev, void __iomem *iobase);
-struct dca_provider *ioat2_dca_init(struct pci_dev *pdev, void __iomem *iobase);
-struct dca_provider *ioat3_dca_init(struct pci_dev *pdev, void __iomem *iobase);
-#else
-#define ioat_dma_probe(pdev, iobase)    NULL
-#define ioat_dma_remove(device)         do { } while (0)
-#define ioat_dca_init(pdev, iobase)	NULL
-#define ioat2_dca_init(pdev, iobase)	NULL
-#define ioat3_dca_init(pdev, iobase)	NULL
-#endif
-
-#endif /* IOATDMA_H */
diff --git a/drivers/dma/ioatdma_hw.h b/drivers/dma/ioatdma_hw.h
deleted file mode 100644
index afa57eef86c9..000000000000
--- a/drivers/dma/ioatdma_hw.h
+++ /dev/null
@@ -1,70 +0,0 @@
-/*
- * Copyright(c) 2004 - 2009 Intel Corporation. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published by the Free
- * Software Foundation; either version 2 of the License, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program; if not, write to the Free Software Foundation, Inc., 59
- * Temple Place - Suite 330, Boston, MA  02111-1307, USA.
- *
- * The full GNU General Public License is included in this distribution in the
- * file called COPYING.
- */
-#ifndef _IOAT_HW_H_
-#define _IOAT_HW_H_
-
-/* PCI Configuration Space Values */
-#define IOAT_PCI_VID            0x8086
-
-/* CB device ID's */
-#define IOAT_PCI_DID_5000       0x1A38
-#define IOAT_PCI_DID_CNB        0x360B
-#define IOAT_PCI_DID_SCNB       0x65FF
-#define IOAT_PCI_DID_SNB        0x402F
-
-#define IOAT_PCI_RID            0x00
-#define IOAT_PCI_SVID           0x8086
-#define IOAT_PCI_SID            0x8086
-#define IOAT_VER_1_2            0x12    /* Version 1.2 */
-#define IOAT_VER_2_0            0x20    /* Version 2.0 */
-#define IOAT_VER_3_0            0x30    /* Version 3.0 */
-
-struct ioat_dma_descriptor {
-	uint32_t	size;
-	uint32_t	ctl;
-	uint64_t	src_addr;
-	uint64_t	dst_addr;
-	uint64_t	next;
-	uint64_t	rsv1;
-	uint64_t	rsv2;
-	uint64_t	user1;
-	uint64_t	user2;
-};
-
-#define IOAT_DMA_DESCRIPTOR_CTL_INT_GN	0x00000001
-#define IOAT_DMA_DESCRIPTOR_CTL_SRC_SN	0x00000002
-#define IOAT_DMA_DESCRIPTOR_CTL_DST_SN	0x00000004
-#define IOAT_DMA_DESCRIPTOR_CTL_CP_STS	0x00000008
-#define IOAT_DMA_DESCRIPTOR_CTL_FRAME	0x00000010
-#define IOAT_DMA_DESCRIPTOR_NUL		0x00000020
-#define IOAT_DMA_DESCRIPTOR_CTL_SP_BRK	0x00000040
-#define IOAT_DMA_DESCRIPTOR_CTL_DP_BRK	0x00000080
-#define IOAT_DMA_DESCRIPTOR_CTL_BNDL	0x00000100
-#define IOAT_DMA_DESCRIPTOR_CTL_DCA	0x00000200
-#define IOAT_DMA_DESCRIPTOR_CTL_BUFHINT	0x00000400
-
-#define IOAT_DMA_DESCRIPTOR_CTL_OPCODE_CONTEXT	0xFF000000
-#define IOAT_DMA_DESCRIPTOR_CTL_OPCODE_DMA	0x00000000
-
-#define IOAT_DMA_DESCRIPTOR_CTL_CONTEXT_DCA	0x00000001
-#define IOAT_DMA_DESCRIPTOR_CTL_OPCODE_MASK	0xFF000000
-
-#endif
diff --git a/drivers/dma/iop-adma.c b/drivers/dma/iop-adma.c
index 2f052265122f..645ca8d54ec4 100644
--- a/drivers/dma/iop-adma.c
+++ b/drivers/dma/iop-adma.c
@@ -31,6 +31,7 @@
 #include <linux/platform_device.h>
 #include <linux/memory.h>
 #include <linux/ioport.h>
+#include <linux/raid/pq.h>
 
 #include <mach/adma.h>
 
@@ -57,65 +58,110 @@ static void iop_adma_free_slots(struct iop_adma_desc_slot *slot)
 	}
 }
 
+static void
+iop_desc_unmap(struct iop_adma_chan *iop_chan, struct iop_adma_desc_slot *desc)
+{
+	struct dma_async_tx_descriptor *tx = &desc->async_tx;
+	struct iop_adma_desc_slot *unmap = desc->group_head;
+	struct device *dev = &iop_chan->device->pdev->dev;
+	u32 len = unmap->unmap_len;
+	enum dma_ctrl_flags flags = tx->flags;
+	u32 src_cnt;
+	dma_addr_t addr;
+	dma_addr_t dest;
+
+	src_cnt = unmap->unmap_src_cnt;
+	dest = iop_desc_get_dest_addr(unmap, iop_chan);
+	if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
+		enum dma_data_direction dir;
+
+		if (src_cnt > 1) /* is xor? */
+			dir = DMA_BIDIRECTIONAL;
+		else
+			dir = DMA_FROM_DEVICE;
+
+		dma_unmap_page(dev, dest, len, dir);
+	}
+
+	if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+		while (src_cnt--) {
+			addr = iop_desc_get_src_addr(unmap, iop_chan, src_cnt);
+			if (addr == dest)
+				continue;
+			dma_unmap_page(dev, addr, len, DMA_TO_DEVICE);
+		}
+	}
+	desc->group_head = NULL;
+}
+
+static void
+iop_desc_unmap_pq(struct iop_adma_chan *iop_chan, struct iop_adma_desc_slot *desc)
+{
+	struct dma_async_tx_descriptor *tx = &desc->async_tx;
+	struct iop_adma_desc_slot *unmap = desc->group_head;
+	struct device *dev = &iop_chan->device->pdev->dev;
+	u32 len = unmap->unmap_len;
+	enum dma_ctrl_flags flags = tx->flags;
+	u32 src_cnt = unmap->unmap_src_cnt;
+	dma_addr_t pdest = iop_desc_get_dest_addr(unmap, iop_chan);
+	dma_addr_t qdest = iop_desc_get_qdest_addr(unmap, iop_chan);
+	int i;
+
+	if (tx->flags & DMA_PREP_CONTINUE)
+		src_cnt -= 3;
+
+	if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP) && !desc->pq_check_result) {
+		dma_unmap_page(dev, pdest, len, DMA_BIDIRECTIONAL);
+		dma_unmap_page(dev, qdest, len, DMA_BIDIRECTIONAL);
+	}
+
+	if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
+		dma_addr_t addr;
+
+		for (i = 0; i < src_cnt; i++) {
+			addr = iop_desc_get_src_addr(unmap, iop_chan, i);
+			dma_unmap_page(dev, addr, len, DMA_TO_DEVICE);
+		}
+		if (desc->pq_check_result) {
+			dma_unmap_page(dev, pdest, len, DMA_TO_DEVICE);
+			dma_unmap_page(dev, qdest, len, DMA_TO_DEVICE);
+		}
+	}
+
+	desc->group_head = NULL;
+}
+
+
 static dma_cookie_t
 iop_adma_run_tx_complete_actions(struct iop_adma_desc_slot *desc,
 	struct iop_adma_chan *iop_chan, dma_cookie_t cookie)
 {
-	BUG_ON(desc->async_tx.cookie < 0);
-	if (desc->async_tx.cookie > 0) {
-		cookie = desc->async_tx.cookie;
-		desc->async_tx.cookie = 0;
+	struct dma_async_tx_descriptor *tx = &desc->async_tx;
+
+	BUG_ON(tx->cookie < 0);
+	if (tx->cookie > 0) {
+		cookie = tx->cookie;
+		tx->cookie = 0;
 
 		/* call the callback (must not sleep or submit new
 		 * operations to this channel)
 		 */
-		if (desc->async_tx.callback)
-			desc->async_tx.callback(
-				desc->async_tx.callback_param);
+		if (tx->callback)
+			tx->callback(tx->callback_param);
 
 		/* unmap dma addresses
 		 * (unmap_single vs unmap_page?)
 		 */
 		if (desc->group_head && desc->unmap_len) {
-			struct iop_adma_desc_slot *unmap = desc->group_head;
-			struct device *dev =
-				&iop_chan->device->pdev->dev;
-			u32 len = unmap->unmap_len;
-			enum dma_ctrl_flags flags = desc->async_tx.flags;
-			u32 src_cnt;
-			dma_addr_t addr;
-			dma_addr_t dest;
-
-			src_cnt = unmap->unmap_src_cnt;
-			dest = iop_desc_get_dest_addr(unmap, iop_chan);
-			if (!(flags & DMA_COMPL_SKIP_DEST_UNMAP)) {
-				enum dma_data_direction dir;
-
-				if (src_cnt > 1) /* is xor? */
-					dir = DMA_BIDIRECTIONAL;
-				else
-					dir = DMA_FROM_DEVICE;
-
-				dma_unmap_page(dev, dest, len, dir);
-			}
-
-			if (!(flags & DMA_COMPL_SKIP_SRC_UNMAP)) {
-				while (src_cnt--) {
-					addr = iop_desc_get_src_addr(unmap,
-								     iop_chan,
-								     src_cnt);
-					if (addr == dest)
-						continue;
-					dma_unmap_page(dev, addr, len,
-						       DMA_TO_DEVICE);
-				}
-			}
-			desc->group_head = NULL;
+			if (iop_desc_is_pq(desc))
+				iop_desc_unmap_pq(iop_chan, desc);
+			else
+				iop_desc_unmap(iop_chan, desc);
 		}
 	}
 
 	/* run dependent operations */
-	dma_run_dependencies(&desc->async_tx);
+	dma_run_dependencies(tx);
 
 	return cookie;
 }
@@ -287,7 +333,12 @@ static void iop_adma_tasklet(unsigned long data)
 {
 	struct iop_adma_chan *iop_chan = (struct iop_adma_chan *) data;
 
-	spin_lock(&iop_chan->lock);
+	/* lockdep will flag depedency submissions as potentially
+	 * recursive locking, this is not the case as a dependency
+	 * submission will never recurse a channels submit routine.
+	 * There are checks in async_tx.c to prevent this.
+	 */
+	spin_lock_nested(&iop_chan->lock, SINGLE_DEPTH_NESTING);
 	__iop_adma_slot_cleanup(iop_chan);
 	spin_unlock(&iop_chan->lock);
 }
@@ -370,7 +421,7 @@ retry:
 			}
 			alloc_tail->group_head = alloc_start;
 			alloc_tail->async_tx.cookie = -EBUSY;
-			list_splice(&chain, &alloc_tail->async_tx.tx_list);
+			list_splice(&chain, &alloc_tail->tx_list);
 			iop_chan->last_used = last_used;
 			iop_desc_clear_next_desc(alloc_start);
 			iop_desc_clear_next_desc(alloc_tail);
@@ -429,7 +480,7 @@ iop_adma_tx_submit(struct dma_async_tx_descriptor *tx)
 
 	old_chain_tail = list_entry(iop_chan->chain.prev,
 		struct iop_adma_desc_slot, chain_node);
-	list_splice_init(&sw_desc->async_tx.tx_list,
+	list_splice_init(&sw_desc->tx_list,
 			 &old_chain_tail->chain_node);
 
 	/* fix up the hardware chain */
@@ -496,6 +547,7 @@ static int iop_adma_alloc_chan_resources(struct dma_chan *chan)
 
 		dma_async_tx_descriptor_init(&slot->async_tx, chan);
 		slot->async_tx.tx_submit = iop_adma_tx_submit;
+		INIT_LIST_HEAD(&slot->tx_list);
 		INIT_LIST_HEAD(&slot->chain_node);
 		INIT_LIST_HEAD(&slot->slot_node);
 		hw_desc = (char *) iop_chan->device->dma_desc_pool;
@@ -660,9 +712,9 @@ iop_adma_prep_dma_xor(struct dma_chan *chan, dma_addr_t dma_dest,
 }
 
 static struct dma_async_tx_descriptor *
-iop_adma_prep_dma_zero_sum(struct dma_chan *chan, dma_addr_t *dma_src,
-			   unsigned int src_cnt, size_t len, u32 *result,
-			   unsigned long flags)
+iop_adma_prep_dma_xor_val(struct dma_chan *chan, dma_addr_t *dma_src,
+			  unsigned int src_cnt, size_t len, u32 *result,
+			  unsigned long flags)
 {
 	struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
 	struct iop_adma_desc_slot *sw_desc, *grp_start;
@@ -696,6 +748,118 @@ iop_adma_prep_dma_zero_sum(struct dma_chan *chan, dma_addr_t *dma_src,
 	return sw_desc ? &sw_desc->async_tx : NULL;
 }
 
+static struct dma_async_tx_descriptor *
+iop_adma_prep_dma_pq(struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
+		     unsigned int src_cnt, const unsigned char *scf, size_t len,
+		     unsigned long flags)
+{
+	struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
+	struct iop_adma_desc_slot *sw_desc, *g;
+	int slot_cnt, slots_per_op;
+	int continue_srcs;
+
+	if (unlikely(!len))
+		return NULL;
+	BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);
+
+	dev_dbg(iop_chan->device->common.dev,
+		"%s src_cnt: %d len: %u flags: %lx\n",
+		__func__, src_cnt, len, flags);
+
+	if (dmaf_p_disabled_continue(flags))
+		continue_srcs = 1+src_cnt;
+	else if (dmaf_continue(flags))
+		continue_srcs = 3+src_cnt;
+	else
+		continue_srcs = 0+src_cnt;
+
+	spin_lock_bh(&iop_chan->lock);
+	slot_cnt = iop_chan_pq_slot_count(len, continue_srcs, &slots_per_op);
+	sw_desc = iop_adma_alloc_slots(iop_chan, slot_cnt, slots_per_op);
+	if (sw_desc) {
+		int i;
+
+		g = sw_desc->group_head;
+		iop_desc_set_byte_count(g, iop_chan, len);
+
+		/* even if P is disabled its destination address (bits
+		 * [3:0]) must match Q.  It is ok if P points to an
+		 * invalid address, it won't be written.
+		 */
+		if (flags & DMA_PREP_PQ_DISABLE_P)
+			dst[0] = dst[1] & 0x7;
+
+		iop_desc_set_pq_addr(g, dst);
+		sw_desc->unmap_src_cnt = src_cnt;
+		sw_desc->unmap_len = len;
+		sw_desc->async_tx.flags = flags;
+		for (i = 0; i < src_cnt; i++)
+			iop_desc_set_pq_src_addr(g, i, src[i], scf[i]);
+
+		/* if we are continuing a previous operation factor in
+		 * the old p and q values, see the comment for dma_maxpq
+		 * in include/linux/dmaengine.h
+		 */
+		if (dmaf_p_disabled_continue(flags))
+			iop_desc_set_pq_src_addr(g, i++, dst[1], 1);
+		else if (dmaf_continue(flags)) {
+			iop_desc_set_pq_src_addr(g, i++, dst[0], 0);
+			iop_desc_set_pq_src_addr(g, i++, dst[1], 1);
+			iop_desc_set_pq_src_addr(g, i++, dst[1], 0);
+		}
+		iop_desc_init_pq(g, i, flags);
+	}
+	spin_unlock_bh(&iop_chan->lock);
+
+	return sw_desc ? &sw_desc->async_tx : NULL;
+}
+
+static struct dma_async_tx_descriptor *
+iop_adma_prep_dma_pq_val(struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
+			 unsigned int src_cnt, const unsigned char *scf,
+			 size_t len, enum sum_check_flags *pqres,
+			 unsigned long flags)
+{
+	struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
+	struct iop_adma_desc_slot *sw_desc, *g;
+	int slot_cnt, slots_per_op;
+
+	if (unlikely(!len))
+		return NULL;
+	BUG_ON(len > IOP_ADMA_XOR_MAX_BYTE_COUNT);
+
+	dev_dbg(iop_chan->device->common.dev, "%s src_cnt: %d len: %u\n",
+		__func__, src_cnt, len);
+
+	spin_lock_bh(&iop_chan->lock);
+	slot_cnt = iop_chan_pq_zero_sum_slot_count(len, src_cnt + 2, &slots_per_op);
+	sw_desc = iop_adma_alloc_slots(iop_chan, slot_cnt, slots_per_op);
+	if (sw_desc) {
+		/* for validate operations p and q are tagged onto the
+		 * end of the source list
+		 */
+		int pq_idx = src_cnt;
+
+		g = sw_desc->group_head;
+		iop_desc_init_pq_zero_sum(g, src_cnt+2, flags);
+		iop_desc_set_pq_zero_sum_byte_count(g, len);
+		g->pq_check_result = pqres;
+		pr_debug("\t%s: g->pq_check_result: %p\n",
+			__func__, g->pq_check_result);
+		sw_desc->unmap_src_cnt = src_cnt+2;
+		sw_desc->unmap_len = len;
+		sw_desc->async_tx.flags = flags;
+		while (src_cnt--)
+			iop_desc_set_pq_zero_sum_src_addr(g, src_cnt,
+							  src[src_cnt],
+							  scf[src_cnt]);
+		iop_desc_set_pq_zero_sum_addr(g, pq_idx, src);
+	}
+	spin_unlock_bh(&iop_chan->lock);
+
+	return sw_desc ? &sw_desc->async_tx : NULL;
+}
+
 static void iop_adma_free_chan_resources(struct dma_chan *chan)
 {
 	struct iop_adma_chan *iop_chan = to_iop_adma_chan(chan);
@@ -906,7 +1070,7 @@ out:
 
 #define IOP_ADMA_NUM_SRC_TEST 4 /* must be <= 15 */
 static int __devinit
-iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
+iop_adma_xor_val_self_test(struct iop_adma_device *device)
 {
 	int i, src_idx;
 	struct page *dest;
@@ -1002,7 +1166,7 @@ iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
 		PAGE_SIZE, DMA_TO_DEVICE);
 
 	/* skip zero sum if the capability is not present */
-	if (!dma_has_cap(DMA_ZERO_SUM, dma_chan->device->cap_mask))
+	if (!dma_has_cap(DMA_XOR_VAL, dma_chan->device->cap_mask))
 		goto free_resources;
 
 	/* zero sum the sources with the destintation page */
@@ -1016,10 +1180,10 @@ iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
 		dma_srcs[i] = dma_map_page(dma_chan->device->dev,
 					   zero_sum_srcs[i], 0, PAGE_SIZE,
 					   DMA_TO_DEVICE);
-	tx = iop_adma_prep_dma_zero_sum(dma_chan, dma_srcs,
-					IOP_ADMA_NUM_SRC_TEST + 1, PAGE_SIZE,
-					&zero_sum_result,
-					DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
+	tx = iop_adma_prep_dma_xor_val(dma_chan, dma_srcs,
+				       IOP_ADMA_NUM_SRC_TEST + 1, PAGE_SIZE,
+				       &zero_sum_result,
+				       DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
 
 	cookie = iop_adma_tx_submit(tx);
 	iop_adma_issue_pending(dma_chan);
@@ -1072,10 +1236,10 @@ iop_adma_xor_zero_sum_self_test(struct iop_adma_device *device)
 		dma_srcs[i] = dma_map_page(dma_chan->device->dev,
 					   zero_sum_srcs[i], 0, PAGE_SIZE,
 					   DMA_TO_DEVICE);
-	tx = iop_adma_prep_dma_zero_sum(dma_chan, dma_srcs,
-					IOP_ADMA_NUM_SRC_TEST + 1, PAGE_SIZE,
-					&zero_sum_result,
-					DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
+	tx = iop_adma_prep_dma_xor_val(dma_chan, dma_srcs,
+				       IOP_ADMA_NUM_SRC_TEST + 1, PAGE_SIZE,
+				       &zero_sum_result,
+				       DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
 
 	cookie = iop_adma_tx_submit(tx);
 	iop_adma_issue_pending(dma_chan);
@@ -1105,6 +1269,170 @@ out:
 	return err;
 }
 
+#ifdef CONFIG_MD_RAID6_PQ
+static int __devinit
+iop_adma_pq_zero_sum_self_test(struct iop_adma_device *device)
+{
+	/* combined sources, software pq results, and extra hw pq results */
+	struct page *pq[IOP_ADMA_NUM_SRC_TEST+2+2];
+	/* ptr to the extra hw pq buffers defined above */
+	struct page **pq_hw = &pq[IOP_ADMA_NUM_SRC_TEST+2];
+	/* address conversion buffers (dma_map / page_address) */
+	void *pq_sw[IOP_ADMA_NUM_SRC_TEST+2];
+	dma_addr_t pq_src[IOP_ADMA_NUM_SRC_TEST];
+	dma_addr_t pq_dest[2];
+
+	int i;
+	struct dma_async_tx_descriptor *tx;
+	struct dma_chan *dma_chan;
+	dma_cookie_t cookie;
+	u32 zero_sum_result;
+	int err = 0;
+	struct device *dev;
+
+	dev_dbg(device->common.dev, "%s\n", __func__);
+
+	for (i = 0; i < ARRAY_SIZE(pq); i++) {
+		pq[i] = alloc_page(GFP_KERNEL);
+		if (!pq[i]) {
+			while (i--)
+				__free_page(pq[i]);
+			return -ENOMEM;
+		}
+	}
+
+	/* Fill in src buffers */
+	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST; i++) {
+		pq_sw[i] = page_address(pq[i]);
+		memset(pq_sw[i], 0x11111111 * (1<<i), PAGE_SIZE);
+	}
+	pq_sw[i] = page_address(pq[i]);
+	pq_sw[i+1] = page_address(pq[i+1]);
+
+	dma_chan = container_of(device->common.channels.next,
+				struct dma_chan,
+				device_node);
+	if (iop_adma_alloc_chan_resources(dma_chan) < 1) {
+		err = -ENODEV;
+		goto out;
+	}
+
+	dev = dma_chan->device->dev;
+
+	/* initialize the dests */
+	memset(page_address(pq_hw[0]), 0 , PAGE_SIZE);
+	memset(page_address(pq_hw[1]), 0 , PAGE_SIZE);
+
+	/* test pq */
+	pq_dest[0] = dma_map_page(dev, pq_hw[0], 0, PAGE_SIZE, DMA_FROM_DEVICE);
+	pq_dest[1] = dma_map_page(dev, pq_hw[1], 0, PAGE_SIZE, DMA_FROM_DEVICE);
+	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST; i++)
+		pq_src[i] = dma_map_page(dev, pq[i], 0, PAGE_SIZE,
+					 DMA_TO_DEVICE);
+
+	tx = iop_adma_prep_dma_pq(dma_chan, pq_dest, pq_src,
+				  IOP_ADMA_NUM_SRC_TEST, (u8 *)raid6_gfexp,
+				  PAGE_SIZE,
+				  DMA_PREP_INTERRUPT |
+				  DMA_CTRL_ACK);
+
+	cookie = iop_adma_tx_submit(tx);
+	iop_adma_issue_pending(dma_chan);
+	msleep(8);
+
+	if (iop_adma_is_complete(dma_chan, cookie, NULL, NULL) !=
+		DMA_SUCCESS) {
+		dev_err(dev, "Self-test pq timed out, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	raid6_call.gen_syndrome(IOP_ADMA_NUM_SRC_TEST+2, PAGE_SIZE, pq_sw);
+
+	if (memcmp(pq_sw[IOP_ADMA_NUM_SRC_TEST],
+		   page_address(pq_hw[0]), PAGE_SIZE) != 0) {
+		dev_err(dev, "Self-test p failed compare, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+	if (memcmp(pq_sw[IOP_ADMA_NUM_SRC_TEST+1],
+		   page_address(pq_hw[1]), PAGE_SIZE) != 0) {
+		dev_err(dev, "Self-test q failed compare, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	/* test correct zero sum using the software generated pq values */
+	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST + 2; i++)
+		pq_src[i] = dma_map_page(dev, pq[i], 0, PAGE_SIZE,
+					 DMA_TO_DEVICE);
+
+	zero_sum_result = ~0;
+	tx = iop_adma_prep_dma_pq_val(dma_chan, &pq_src[IOP_ADMA_NUM_SRC_TEST],
+				      pq_src, IOP_ADMA_NUM_SRC_TEST,
+				      raid6_gfexp, PAGE_SIZE, &zero_sum_result,
+				      DMA_PREP_INTERRUPT|DMA_CTRL_ACK);
+
+	cookie = iop_adma_tx_submit(tx);
+	iop_adma_issue_pending(dma_chan);
+	msleep(8);
+
+	if (iop_adma_is_complete(dma_chan, cookie, NULL, NULL) !=
+		DMA_SUCCESS) {
+		dev_err(dev, "Self-test pq-zero-sum timed out, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	if (zero_sum_result != 0) {
+		dev_err(dev, "Self-test pq-zero-sum failed to validate: %x\n",
+			zero_sum_result);
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	/* test incorrect zero sum */
+	i = IOP_ADMA_NUM_SRC_TEST;
+	memset(pq_sw[i] + 100, 0, 100);
+	memset(pq_sw[i+1] + 200, 0, 200);
+	for (i = 0; i < IOP_ADMA_NUM_SRC_TEST + 2; i++)
+		pq_src[i] = dma_map_page(dev, pq[i], 0, PAGE_SIZE,
+					 DMA_TO_DEVICE);
+
+	zero_sum_result = 0;
+	tx = iop_adma_prep_dma_pq_val(dma_chan, &pq_src[IOP_ADMA_NUM_SRC_TEST],
+				      pq_src, IOP_ADMA_NUM_SRC_TEST,
+				      raid6_gfexp, PAGE_SIZE, &zero_sum_result,
+				      DMA_PREP_INTERRUPT|DMA_CTRL_ACK);
+
+	cookie = iop_adma_tx_submit(tx);
+	iop_adma_issue_pending(dma_chan);
+	msleep(8);
+
+	if (iop_adma_is_complete(dma_chan, cookie, NULL, NULL) !=
+		DMA_SUCCESS) {
+		dev_err(dev, "Self-test !pq-zero-sum timed out, disabling\n");
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+	if (zero_sum_result != (SUM_CHECK_P_RESULT | SUM_CHECK_Q_RESULT)) {
+		dev_err(dev, "Self-test !pq-zero-sum failed to validate: %x\n",
+			zero_sum_result);
+		err = -ENODEV;
+		goto free_resources;
+	}
+
+free_resources:
+	iop_adma_free_chan_resources(dma_chan);
+out:
+	i = ARRAY_SIZE(pq);
+	while (i--)
+		__free_page(pq[i]);
+	return err;
+}
+#endif
+
 static int __devexit iop_adma_remove(struct platform_device *dev)
 {
 	struct iop_adma_device *device = platform_get_drvdata(dev);
@@ -1192,9 +1520,16 @@ static int __devinit iop_adma_probe(struct platform_device *pdev)
 		dma_dev->max_xor = iop_adma_get_max_xor();
 		dma_dev->device_prep_dma_xor = iop_adma_prep_dma_xor;
 	}
-	if (dma_has_cap(DMA_ZERO_SUM, dma_dev->cap_mask))
-		dma_dev->device_prep_dma_zero_sum =
-			iop_adma_prep_dma_zero_sum;
+	if (dma_has_cap(DMA_XOR_VAL, dma_dev->cap_mask))
+		dma_dev->device_prep_dma_xor_val =
+			iop_adma_prep_dma_xor_val;
+	if (dma_has_cap(DMA_PQ, dma_dev->cap_mask)) {
+		dma_set_maxpq(dma_dev, iop_adma_get_max_pq(), 0);
+		dma_dev->device_prep_dma_pq = iop_adma_prep_dma_pq;
+	}
+	if (dma_has_cap(DMA_PQ_VAL, dma_dev->cap_mask))
+		dma_dev->device_prep_dma_pq_val =
+			iop_adma_prep_dma_pq_val;
 	if (dma_has_cap(DMA_INTERRUPT, dma_dev->cap_mask))
 		dma_dev->device_prep_dma_interrupt =
 			iop_adma_prep_dma_interrupt;
@@ -1248,23 +1583,35 @@ static int __devinit iop_adma_probe(struct platform_device *pdev)
 	}
 
 	if (dma_has_cap(DMA_XOR, dma_dev->cap_mask) ||
-		dma_has_cap(DMA_MEMSET, dma_dev->cap_mask)) {
-		ret = iop_adma_xor_zero_sum_self_test(adev);
+	    dma_has_cap(DMA_MEMSET, dma_dev->cap_mask)) {
+		ret = iop_adma_xor_val_self_test(adev);
 		dev_dbg(&pdev->dev, "xor self test returned %d\n", ret);
 		if (ret)
 			goto err_free_iop_chan;
 	}
 
+	if (dma_has_cap(DMA_PQ, dma_dev->cap_mask) &&
+	    dma_has_cap(DMA_PQ_VAL, dma_dev->cap_mask)) {
+		#ifdef CONFIG_MD_RAID6_PQ
+		ret = iop_adma_pq_zero_sum_self_test(adev);
+		dev_dbg(&pdev->dev, "pq self test returned %d\n", ret);
+		#else
+		/* can not test raid6, so do not publish capability */
+		dma_cap_clear(DMA_PQ, dma_dev->cap_mask);
+		dma_cap_clear(DMA_PQ_VAL, dma_dev->cap_mask);
+		ret = 0;
+		#endif
+		if (ret)
+			goto err_free_iop_chan;
+	}
+
 	dev_printk(KERN_INFO, &pdev->dev, "Intel(R) IOP: "
-	  "( %s%s%s%s%s%s%s%s%s%s)\n",
-	  dma_has_cap(DMA_PQ_XOR, dma_dev->cap_mask) ? "pq_xor " : "",
-	  dma_has_cap(DMA_PQ_UPDATE, dma_dev->cap_mask) ? "pq_update " : "",
-	  dma_has_cap(DMA_PQ_ZERO_SUM, dma_dev->cap_mask) ? "pq_zero_sum " : "",
+	  "( %s%s%s%s%s%s%s)\n",
+	  dma_has_cap(DMA_PQ, dma_dev->cap_mask) ? "pq " : "",
+	  dma_has_cap(DMA_PQ_VAL, dma_dev->cap_mask) ? "pq_val " : "",
 	  dma_has_cap(DMA_XOR, dma_dev->cap_mask) ? "xor " : "",
-	  dma_has_cap(DMA_DUAL_XOR, dma_dev->cap_mask) ? "dual_xor " : "",
-	  dma_has_cap(DMA_ZERO_SUM, dma_dev->cap_mask) ? "xor_zero_sum " : "",
+	  dma_has_cap(DMA_XOR_VAL, dma_dev->cap_mask) ? "xor_val " : "",
 	  dma_has_cap(DMA_MEMSET, dma_dev->cap_mask)  ? "fill " : "",
-	  dma_has_cap(DMA_MEMCPY_CRC32C, dma_dev->cap_mask) ? "cpy+crc " : "",
 	  dma_has_cap(DMA_MEMCPY, dma_dev->cap_mask) ? "cpy " : "",
 	  dma_has_cap(DMA_INTERRUPT, dma_dev->cap_mask) ? "intr " : "");
 
@@ -1296,7 +1643,7 @@ static void iop_chan_start_null_memcpy(struct iop_adma_chan *iop_chan)
 	if (sw_desc) {
 		grp_start = sw_desc->group_head;
 
-		list_splice_init(&sw_desc->async_tx.tx_list, &iop_chan->chain);
+		list_splice_init(&sw_desc->tx_list, &iop_chan->chain);
 		async_tx_ack(&sw_desc->async_tx);
 		iop_desc_init_memcpy(grp_start, 0);
 		iop_desc_set_byte_count(grp_start, iop_chan, 0);
@@ -1352,7 +1699,7 @@ static void iop_chan_start_null_xor(struct iop_adma_chan *iop_chan)
 	sw_desc = iop_adma_alloc_slots(iop_chan, slot_cnt, slots_per_op);
 	if (sw_desc) {
 		grp_start = sw_desc->group_head;
-		list_splice_init(&sw_desc->async_tx.tx_list, &iop_chan->chain);
+		list_splice_init(&sw_desc->tx_list, &iop_chan->chain);
 		async_tx_ack(&sw_desc->async_tx);
 		iop_desc_init_null_xor(grp_start, 2, 0);
 		iop_desc_set_byte_count(grp_start, iop_chan, 0);
diff --git a/drivers/dma/iovlock.c b/drivers/dma/iovlock.c
index 9f6fe46a9b87..c0a272c73682 100644
--- a/drivers/dma/iovlock.c
+++ b/drivers/dma/iovlock.c
@@ -183,6 +183,11 @@ dma_cookie_t dma_memcpy_to_iovec(struct dma_chan *chan, struct iovec *iov,
 					iov_byte_offset,
 					kdata,
 					copy);
+			/* poll for a descriptor slot */
+			if (unlikely(dma_cookie < 0)) {
+				dma_async_issue_pending(chan);
+				continue;
+			}
 
 			len -= copy;
 			iov[iovec_idx].iov_len -= copy;
@@ -248,6 +253,11 @@ dma_cookie_t dma_memcpy_pg_to_iovec(struct dma_chan *chan, struct iovec *iov,
 					page,
 					offset,
 					copy);
+			/* poll for a descriptor slot */
+			if (unlikely(dma_cookie < 0)) {
+				dma_async_issue_pending(chan);
+				continue;
+			}
 
 			len -= copy;
 			iov[iovec_idx].iov_len -= copy;
diff --git a/drivers/dma/mv_xor.c b/drivers/dma/mv_xor.c
index 3f23eabe09f2..466ab10c1ff1 100644
--- a/drivers/dma/mv_xor.c
+++ b/drivers/dma/mv_xor.c
@@ -517,7 +517,7 @@ retry:
 			}
 			alloc_tail->group_head = alloc_start;
 			alloc_tail->async_tx.cookie = -EBUSY;
-			list_splice(&chain, &alloc_tail->async_tx.tx_list);
+			list_splice(&chain, &alloc_tail->tx_list);
 			mv_chan->last_used = last_used;
 			mv_desc_clear_next_desc(alloc_start);
 			mv_desc_clear_next_desc(alloc_tail);
@@ -565,14 +565,14 @@ mv_xor_tx_submit(struct dma_async_tx_descriptor *tx)
 	cookie = mv_desc_assign_cookie(mv_chan, sw_desc);
 
 	if (list_empty(&mv_chan->chain))
-		list_splice_init(&sw_desc->async_tx.tx_list, &mv_chan->chain);
+		list_splice_init(&sw_desc->tx_list, &mv_chan->chain);
 	else {
 		new_hw_chain = 0;
 
 		old_chain_tail = list_entry(mv_chan->chain.prev,
 					    struct mv_xor_desc_slot,
 					    chain_node);
-		list_splice_init(&grp_start->async_tx.tx_list,
+		list_splice_init(&grp_start->tx_list,
 				 &old_chain_tail->chain_node);
 
 		if (!mv_can_chain(grp_start))
@@ -632,6 +632,7 @@ static int mv_xor_alloc_chan_resources(struct dma_chan *chan)
 		slot->async_tx.tx_submit = mv_xor_tx_submit;
 		INIT_LIST_HEAD(&slot->chain_node);
 		INIT_LIST_HEAD(&slot->slot_node);
+		INIT_LIST_HEAD(&slot->tx_list);
 		hw_desc = (char *) mv_chan->device->dma_desc_pool;
 		slot->async_tx.phys =
 			(dma_addr_t) &hw_desc[idx * MV_XOR_SLOT_SIZE];
diff --git a/drivers/dma/mv_xor.h b/drivers/dma/mv_xor.h
index 06cafe1ef521..977b592e976b 100644
--- a/drivers/dma/mv_xor.h
+++ b/drivers/dma/mv_xor.h
@@ -126,9 +126,8 @@ struct mv_xor_chan {
  * @idx: pool index
  * @unmap_src_cnt: number of xor sources
  * @unmap_len: transaction bytecount
+ * @tx_list: list of slots that make up a multi-descriptor transaction
  * @async_tx: support for the async_tx api
- * @group_list: list of slots that make up a multi-descriptor transaction
- *	for example transfer lengths larger than the supported hw max
  * @xor_check_result: result of zero sum
  * @crc32_result: result crc calculation
  */
@@ -145,6 +144,7 @@ struct mv_xor_desc_slot {
 	u16			unmap_src_cnt;
 	u32			value;
 	size_t			unmap_len;
+	struct list_head	tx_list;
 	struct dma_async_tx_descriptor	async_tx;
 	union {
 		u32		*xor_check_result;
diff --git a/drivers/dma/shdma.c b/drivers/dma/shdma.c
new file mode 100644
index 000000000000..034ecf0ace03
--- /dev/null
+++ b/drivers/dma/shdma.c
@@ -0,0 +1,784 @@
+/*
+ * Renesas SuperH DMA Engine support
+ *
+ * base is drivers/dma/flsdma.c
+ *
+ * Copyright (C) 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
+ * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
+ * Copyright (C) 2007 Freescale Semiconductor, Inc. All rights reserved.
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * - DMA of SuperH does not have Hardware DMA chain mode.
+ * - MAX DMA size is 16MB.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/dmaengine.h>
+#include <linux/delay.h>
+#include <linux/dma-mapping.h>
+#include <linux/dmapool.h>
+#include <linux/platform_device.h>
+#include <cpu/dma.h>
+#include <asm/dma-sh.h>
+#include "shdma.h"
+
+/* DMA descriptor control */
+#define DESC_LAST	(-1)
+#define DESC_COMP	(1)
+#define DESC_NCOMP	(0)
+
+#define NR_DESCS_PER_CHANNEL 32
+/*
+ * Define the default configuration for dual address memory-memory transfer.
+ * The 0x400 value represents auto-request, external->external.
+ *
+ * And this driver set 4byte burst mode.
+ * If you want to change mode, you need to change RS_DEFAULT of value.
+ * (ex 1byte burst mode -> (RS_DUAL & ~TS_32)
+ */
+#define RS_DEFAULT  (RS_DUAL)
+
+#define SH_DMAC_CHAN_BASE(id) (dma_base_addr[id])
+static void sh_dmae_writel(struct sh_dmae_chan *sh_dc, u32 data, u32 reg)
+{
+	ctrl_outl(data, (SH_DMAC_CHAN_BASE(sh_dc->id) + reg));
+}
+
+static u32 sh_dmae_readl(struct sh_dmae_chan *sh_dc, u32 reg)
+{
+	return ctrl_inl((SH_DMAC_CHAN_BASE(sh_dc->id) + reg));
+}
+
+static void dmae_init(struct sh_dmae_chan *sh_chan)
+{
+	u32 chcr = RS_DEFAULT; /* default is DUAL mode */
+	sh_dmae_writel(sh_chan, chcr, CHCR);
+}
+
+/*
+ * Reset DMA controller
+ *
+ * SH7780 has two DMAOR register
+ */
+static void sh_dmae_ctl_stop(int id)
+{
+	unsigned short dmaor = dmaor_read_reg(id);
+
+	dmaor &= ~(DMAOR_NMIF | DMAOR_AE);
+	dmaor_write_reg(id, dmaor);
+}
+
+static int sh_dmae_rst(int id)
+{
+	unsigned short dmaor;
+
+	sh_dmae_ctl_stop(id);
+	dmaor = (dmaor_read_reg(id)|DMAOR_INIT);
+
+	dmaor_write_reg(id, dmaor);
+	if ((dmaor_read_reg(id) & (DMAOR_AE | DMAOR_NMIF))) {
+		pr_warning(KERN_ERR "dma-sh: Can't initialize DMAOR.\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int dmae_is_idle(struct sh_dmae_chan *sh_chan)
+{
+	u32 chcr = sh_dmae_readl(sh_chan, CHCR);
+	if (chcr & CHCR_DE) {
+		if (!(chcr & CHCR_TE))
+			return -EBUSY; /* working */
+	}
+	return 0; /* waiting */
+}
+
+static inline unsigned int calc_xmit_shift(struct sh_dmae_chan *sh_chan)
+{
+	u32 chcr = sh_dmae_readl(sh_chan, CHCR);
+	return ts_shift[(chcr & CHCR_TS_MASK) >> CHCR_TS_SHIFT];
+}
+
+static void dmae_set_reg(struct sh_dmae_chan *sh_chan, struct sh_dmae_regs hw)
+{
+	sh_dmae_writel(sh_chan, hw.sar, SAR);
+	sh_dmae_writel(sh_chan, hw.dar, DAR);
+	sh_dmae_writel(sh_chan,
+		(hw.tcr >> calc_xmit_shift(sh_chan)), TCR);
+}
+
+static void dmae_start(struct sh_dmae_chan *sh_chan)
+{
+	u32 chcr = sh_dmae_readl(sh_chan, CHCR);
+
+	chcr |= (CHCR_DE|CHCR_IE);
+	sh_dmae_writel(sh_chan, chcr, CHCR);
+}
+
+static void dmae_halt(struct sh_dmae_chan *sh_chan)
+{
+	u32 chcr = sh_dmae_readl(sh_chan, CHCR);
+
+	chcr &= ~(CHCR_DE | CHCR_TE | CHCR_IE);
+	sh_dmae_writel(sh_chan, chcr, CHCR);
+}
+
+static int dmae_set_chcr(struct sh_dmae_chan *sh_chan, u32 val)
+{
+	int ret = dmae_is_idle(sh_chan);
+	/* When DMA was working, can not set data to CHCR */
+	if (ret)
+		return ret;
+
+	sh_dmae_writel(sh_chan, val, CHCR);
+	return 0;
+}
+
+#define DMARS1_ADDR	0x04
+#define DMARS2_ADDR	0x08
+#define DMARS_SHIFT 8
+#define DMARS_CHAN_MSK 0x01
+static int dmae_set_dmars(struct sh_dmae_chan *sh_chan, u16 val)
+{
+	u32 addr;
+	int shift = 0;
+	int ret = dmae_is_idle(sh_chan);
+	if (ret)
+		return ret;
+
+	if (sh_chan->id & DMARS_CHAN_MSK)
+		shift = DMARS_SHIFT;
+
+	switch (sh_chan->id) {
+	/* DMARS0 */
+	case 0:
+	case 1:
+		addr = SH_DMARS_BASE;
+		break;
+	/* DMARS1 */
+	case 2:
+	case 3:
+		addr = (SH_DMARS_BASE + DMARS1_ADDR);
+		break;
+	/* DMARS2 */
+	case 4:
+	case 5:
+		addr = (SH_DMARS_BASE + DMARS2_ADDR);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	ctrl_outw((val << shift) |
+		(ctrl_inw(addr) & (shift ? 0xFF00 : 0x00FF)),
+		addr);
+
+	return 0;
+}
+
+static dma_cookie_t sh_dmae_tx_submit(struct dma_async_tx_descriptor *tx)
+{
+	struct sh_desc *desc = tx_to_sh_desc(tx);
+	struct sh_dmae_chan *sh_chan = to_sh_chan(tx->chan);
+	dma_cookie_t cookie;
+
+	spin_lock_bh(&sh_chan->desc_lock);
+
+	cookie = sh_chan->common.cookie;
+	cookie++;
+	if (cookie < 0)
+		cookie = 1;
+
+	/* If desc only in the case of 1 */
+	if (desc->async_tx.cookie != -EBUSY)
+		desc->async_tx.cookie = cookie;
+	sh_chan->common.cookie = desc->async_tx.cookie;
+
+	list_splice_init(&desc->tx_list, sh_chan->ld_queue.prev);
+
+	spin_unlock_bh(&sh_chan->desc_lock);
+
+	return cookie;
+}
+
+static struct sh_desc *sh_dmae_get_desc(struct sh_dmae_chan *sh_chan)
+{
+	struct sh_desc *desc, *_desc, *ret = NULL;
+
+	spin_lock_bh(&sh_chan->desc_lock);
+	list_for_each_entry_safe(desc, _desc, &sh_chan->ld_free, node) {
+		if (async_tx_test_ack(&desc->async_tx)) {
+			list_del(&desc->node);
+			ret = desc;
+			break;
+		}
+	}
+	spin_unlock_bh(&sh_chan->desc_lock);
+
+	return ret;
+}
+
+static void sh_dmae_put_desc(struct sh_dmae_chan *sh_chan, struct sh_desc *desc)
+{
+	if (desc) {
+		spin_lock_bh(&sh_chan->desc_lock);
+
+		list_splice_init(&desc->tx_list, &sh_chan->ld_free);
+		list_add(&desc->node, &sh_chan->ld_free);
+
+		spin_unlock_bh(&sh_chan->desc_lock);
+	}
+}
+
+static int sh_dmae_alloc_chan_resources(struct dma_chan *chan)
+{
+	struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
+	struct sh_desc *desc;
+
+	spin_lock_bh(&sh_chan->desc_lock);
+	while (sh_chan->descs_allocated < NR_DESCS_PER_CHANNEL) {
+		spin_unlock_bh(&sh_chan->desc_lock);
+		desc = kzalloc(sizeof(struct sh_desc), GFP_KERNEL);
+		if (!desc) {
+			spin_lock_bh(&sh_chan->desc_lock);
+			break;
+		}
+		dma_async_tx_descriptor_init(&desc->async_tx,
+					&sh_chan->common);
+		desc->async_tx.tx_submit = sh_dmae_tx_submit;
+		desc->async_tx.flags = DMA_CTRL_ACK;
+		INIT_LIST_HEAD(&desc->tx_list);
+		sh_dmae_put_desc(sh_chan, desc);
+
+		spin_lock_bh(&sh_chan->desc_lock);
+		sh_chan->descs_allocated++;
+	}
+	spin_unlock_bh(&sh_chan->desc_lock);
+
+	return sh_chan->descs_allocated;
+}
+
+/*
+ * sh_dma_free_chan_resources - Free all resources of the channel.
+ */
+static void sh_dmae_free_chan_resources(struct dma_chan *chan)
+{
+	struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
+	struct sh_desc *desc, *_desc;
+	LIST_HEAD(list);
+
+	BUG_ON(!list_empty(&sh_chan->ld_queue));
+	spin_lock_bh(&sh_chan->desc_lock);
+
+	list_splice_init(&sh_chan->ld_free, &list);
+	sh_chan->descs_allocated = 0;
+
+	spin_unlock_bh(&sh_chan->desc_lock);
+
+	list_for_each_entry_safe(desc, _desc, &list, node)
+		kfree(desc);
+}
+
+static struct dma_async_tx_descriptor *sh_dmae_prep_memcpy(
+	struct dma_chan *chan, dma_addr_t dma_dest, dma_addr_t dma_src,
+	size_t len, unsigned long flags)
+{
+	struct sh_dmae_chan *sh_chan;
+	struct sh_desc *first = NULL, *prev = NULL, *new;
+	size_t copy_size;
+
+	if (!chan)
+		return NULL;
+
+	if (!len)
+		return NULL;
+
+	sh_chan = to_sh_chan(chan);
+
+	do {
+		/* Allocate the link descriptor from DMA pool */
+		new = sh_dmae_get_desc(sh_chan);
+		if (!new) {
+			dev_err(sh_chan->dev,
+					"No free memory for link descriptor\n");
+			goto err_get_desc;
+		}
+
+		copy_size = min(len, (size_t)SH_DMA_TCR_MAX);
+
+		new->hw.sar = dma_src;
+		new->hw.dar = dma_dest;
+		new->hw.tcr = copy_size;
+		if (!first)
+			first = new;
+
+		new->mark = DESC_NCOMP;
+		async_tx_ack(&new->async_tx);
+
+		prev = new;
+		len -= copy_size;
+		dma_src += copy_size;
+		dma_dest += copy_size;
+		/* Insert the link descriptor to the LD ring */
+		list_add_tail(&new->node, &first->tx_list);
+	} while (len);
+
+	new->async_tx.flags = flags; /* client is in control of this ack */
+	new->async_tx.cookie = -EBUSY; /* Last desc */
+
+	return &first->async_tx;
+
+err_get_desc:
+	sh_dmae_put_desc(sh_chan, first);
+	return NULL;
+
+}
+
+/*
+ * sh_chan_ld_cleanup - Clean up link descriptors
+ *
+ * This function clean up the ld_queue of DMA channel.
+ */
+static void sh_dmae_chan_ld_cleanup(struct sh_dmae_chan *sh_chan)
+{
+	struct sh_desc *desc, *_desc;
+
+	spin_lock_bh(&sh_chan->desc_lock);
+	list_for_each_entry_safe(desc, _desc, &sh_chan->ld_queue, node) {
+		dma_async_tx_callback callback;
+		void *callback_param;
+
+		/* non send data */
+		if (desc->mark == DESC_NCOMP)
+			break;
+
+		/* send data sesc */
+		callback = desc->async_tx.callback;
+		callback_param = desc->async_tx.callback_param;
+
+		/* Remove from ld_queue list */
+		list_splice_init(&desc->tx_list, &sh_chan->ld_free);
+
+		dev_dbg(sh_chan->dev, "link descriptor %p will be recycle.\n",
+				desc);
+
+		list_move(&desc->node, &sh_chan->ld_free);
+		/* Run the link descriptor callback function */
+		if (callback) {
+			spin_unlock_bh(&sh_chan->desc_lock);
+			dev_dbg(sh_chan->dev, "link descriptor %p callback\n",
+					desc);
+			callback(callback_param);
+			spin_lock_bh(&sh_chan->desc_lock);
+		}
+	}
+	spin_unlock_bh(&sh_chan->desc_lock);
+}
+
+static void sh_chan_xfer_ld_queue(struct sh_dmae_chan *sh_chan)
+{
+	struct list_head *ld_node;
+	struct sh_dmae_regs hw;
+
+	/* DMA work check */
+	if (dmae_is_idle(sh_chan))
+		return;
+
+	/* Find the first un-transfer desciptor */
+	for (ld_node = sh_chan->ld_queue.next;
+		(ld_node != &sh_chan->ld_queue)
+			&& (to_sh_desc(ld_node)->mark == DESC_COMP);
+		ld_node = ld_node->next)
+		cpu_relax();
+
+	if (ld_node != &sh_chan->ld_queue) {
+		/* Get the ld start address from ld_queue */
+		hw = to_sh_desc(ld_node)->hw;
+		dmae_set_reg(sh_chan, hw);
+		dmae_start(sh_chan);
+	}
+}
+
+static void sh_dmae_memcpy_issue_pending(struct dma_chan *chan)
+{
+	struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
+	sh_chan_xfer_ld_queue(sh_chan);
+}
+
+static enum dma_status sh_dmae_is_complete(struct dma_chan *chan,
+					dma_cookie_t cookie,
+					dma_cookie_t *done,
+					dma_cookie_t *used)
+{
+	struct sh_dmae_chan *sh_chan = to_sh_chan(chan);
+	dma_cookie_t last_used;
+	dma_cookie_t last_complete;
+
+	sh_dmae_chan_ld_cleanup(sh_chan);
+
+	last_used = chan->cookie;
+	last_complete = sh_chan->completed_cookie;
+	if (last_complete == -EBUSY)
+		last_complete = last_used;
+
+	if (done)
+		*done = last_complete;
+
+	if (used)
+		*used = last_used;
+
+	return dma_async_is_complete(cookie, last_complete, last_used);
+}
+
+static irqreturn_t sh_dmae_interrupt(int irq, void *data)
+{
+	irqreturn_t ret = IRQ_NONE;
+	struct sh_dmae_chan *sh_chan = (struct sh_dmae_chan *)data;
+	u32 chcr = sh_dmae_readl(sh_chan, CHCR);
+
+	if (chcr & CHCR_TE) {
+		/* DMA stop */
+		dmae_halt(sh_chan);
+
+		ret = IRQ_HANDLED;
+		tasklet_schedule(&sh_chan->tasklet);
+	}
+
+	return ret;
+}
+
+#if defined(CONFIG_CPU_SH4)
+static irqreturn_t sh_dmae_err(int irq, void *data)
+{
+	int err = 0;
+	struct sh_dmae_device *shdev = (struct sh_dmae_device *)data;
+
+	/* IRQ Multi */
+	if (shdev->pdata.mode & SHDMA_MIX_IRQ) {
+		int cnt = 0;
+		switch (irq) {
+#if defined(DMTE6_IRQ) && defined(DMAE1_IRQ)
+		case DMTE6_IRQ:
+			cnt++;
+#endif
+		case DMTE0_IRQ:
+			if (dmaor_read_reg(cnt) & (DMAOR_NMIF | DMAOR_AE)) {
+				disable_irq(irq);
+				return IRQ_HANDLED;
+			}
+		default:
+			return IRQ_NONE;
+		}
+	} else {
+		/* reset dma controller */
+		err = sh_dmae_rst(0);
+		if (err)
+			return err;
+		if (shdev->pdata.mode & SHDMA_DMAOR1) {
+			err = sh_dmae_rst(1);
+			if (err)
+				return err;
+		}
+		disable_irq(irq);
+		return IRQ_HANDLED;
+	}
+}
+#endif
+
+static void dmae_do_tasklet(unsigned long data)
+{
+	struct sh_dmae_chan *sh_chan = (struct sh_dmae_chan *)data;
+	struct sh_desc *desc, *_desc, *cur_desc = NULL;
+	u32 sar_buf = sh_dmae_readl(sh_chan, SAR);
+	list_for_each_entry_safe(desc, _desc,
+					&sh_chan->ld_queue, node) {
+		if ((desc->hw.sar + desc->hw.tcr) == sar_buf) {
+			cur_desc = desc;
+			break;
+		}
+	}
+
+	if (cur_desc) {
+		switch (cur_desc->async_tx.cookie) {
+		case 0: /* other desc data */
+			break;
+		case -EBUSY: /* last desc */
+		sh_chan->completed_cookie =
+				cur_desc->async_tx.cookie;
+			break;
+		default: /* first desc ( 0 < )*/
+			sh_chan->completed_cookie =
+				cur_desc->async_tx.cookie - 1;
+			break;
+		}
+		cur_desc->mark = DESC_COMP;
+	}
+	/* Next desc */
+	sh_chan_xfer_ld_queue(sh_chan);
+	sh_dmae_chan_ld_cleanup(sh_chan);
+}
+
+static unsigned int get_dmae_irq(unsigned int id)
+{
+	unsigned int irq = 0;
+	if (id < ARRAY_SIZE(dmte_irq_map))
+		irq = dmte_irq_map[id];
+	return irq;
+}
+
+static int __devinit sh_dmae_chan_probe(struct sh_dmae_device *shdev, int id)
+{
+	int err;
+	unsigned int irq = get_dmae_irq(id);
+	unsigned long irqflags = IRQF_DISABLED;
+	struct sh_dmae_chan *new_sh_chan;
+
+	/* alloc channel */
+	new_sh_chan = kzalloc(sizeof(struct sh_dmae_chan), GFP_KERNEL);
+	if (!new_sh_chan) {
+		dev_err(shdev->common.dev, "No free memory for allocating "
+				"dma channels!\n");
+		return -ENOMEM;
+	}
+
+	new_sh_chan->dev = shdev->common.dev;
+	new_sh_chan->id = id;
+
+	/* Init DMA tasklet */
+	tasklet_init(&new_sh_chan->tasklet, dmae_do_tasklet,
+			(unsigned long)new_sh_chan);
+
+	/* Init the channel */
+	dmae_init(new_sh_chan);
+
+	spin_lock_init(&new_sh_chan->desc_lock);
+
+	/* Init descripter manage list */
+	INIT_LIST_HEAD(&new_sh_chan->ld_queue);
+	INIT_LIST_HEAD(&new_sh_chan->ld_free);
+
+	/* copy struct dma_device */
+	new_sh_chan->common.device = &shdev->common;
+
+	/* Add the channel to DMA device channel list */
+	list_add_tail(&new_sh_chan->common.device_node,
+			&shdev->common.channels);
+	shdev->common.chancnt++;
+
+	if (shdev->pdata.mode & SHDMA_MIX_IRQ) {
+		irqflags = IRQF_SHARED;
+#if defined(DMTE6_IRQ)
+		if (irq >= DMTE6_IRQ)
+			irq = DMTE6_IRQ;
+		else
+#endif
+			irq = DMTE0_IRQ;
+	}
+
+	snprintf(new_sh_chan->dev_id, sizeof(new_sh_chan->dev_id),
+			"sh-dmae%d", new_sh_chan->id);
+
+	/* set up channel irq */
+	err = request_irq(irq, &sh_dmae_interrupt,
+		irqflags, new_sh_chan->dev_id, new_sh_chan);
+	if (err) {
+		dev_err(shdev->common.dev, "DMA channel %d request_irq error "
+			"with return %d\n", id, err);
+		goto err_no_irq;
+	}
+
+	/* CHCR register control function */
+	new_sh_chan->set_chcr = dmae_set_chcr;
+	/* DMARS register control function */
+	new_sh_chan->set_dmars = dmae_set_dmars;
+
+	shdev->chan[id] = new_sh_chan;
+	return 0;
+
+err_no_irq:
+	/* remove from dmaengine device node */
+	list_del(&new_sh_chan->common.device_node);
+	kfree(new_sh_chan);
+	return err;
+}
+
+static void sh_dmae_chan_remove(struct sh_dmae_device *shdev)
+{
+	int i;
+
+	for (i = shdev->common.chancnt - 1 ; i >= 0 ; i--) {
+		if (shdev->chan[i]) {
+			struct sh_dmae_chan *shchan = shdev->chan[i];
+			if (!(shdev->pdata.mode & SHDMA_MIX_IRQ))
+				free_irq(dmte_irq_map[i], shchan);
+
+			list_del(&shchan->common.device_node);
+			kfree(shchan);
+			shdev->chan[i] = NULL;
+		}
+	}
+	shdev->common.chancnt = 0;
+}
+
+static int __init sh_dmae_probe(struct platform_device *pdev)
+{
+	int err = 0, cnt, ecnt;
+	unsigned long irqflags = IRQF_DISABLED;
+#if defined(CONFIG_CPU_SH4)
+	int eirq[] = { DMAE0_IRQ,
+#if defined(DMAE1_IRQ)
+			DMAE1_IRQ
+#endif
+		};
+#endif
+	struct sh_dmae_device *shdev;
+
+	/* get platform data */
+	if (!pdev->dev.platform_data)
+		return -ENODEV;
+
+	shdev = kzalloc(sizeof(struct sh_dmae_device), GFP_KERNEL);
+	if (!shdev) {
+		dev_err(&pdev->dev, "No enough memory\n");
+		return -ENOMEM;
+	}
+
+	/* platform data */
+	memcpy(&shdev->pdata, pdev->dev.platform_data,
+			sizeof(struct sh_dmae_pdata));
+
+	/* reset dma controller */
+	err = sh_dmae_rst(0);
+	if (err)
+		goto rst_err;
+
+	/* SH7780/85/23 has DMAOR1 */
+	if (shdev->pdata.mode & SHDMA_DMAOR1) {
+		err = sh_dmae_rst(1);
+		if (err)
+			goto rst_err;
+	}
+
+	INIT_LIST_HEAD(&shdev->common.channels);
+
+	dma_cap_set(DMA_MEMCPY, shdev->common.cap_mask);
+	shdev->common.device_alloc_chan_resources
+		= sh_dmae_alloc_chan_resources;
+	shdev->common.device_free_chan_resources = sh_dmae_free_chan_resources;
+	shdev->common.device_prep_dma_memcpy = sh_dmae_prep_memcpy;
+	shdev->common.device_is_tx_complete = sh_dmae_is_complete;
+	shdev->common.device_issue_pending = sh_dmae_memcpy_issue_pending;
+	shdev->common.dev = &pdev->dev;
+
+#if defined(CONFIG_CPU_SH4)
+	/* Non Mix IRQ mode SH7722/SH7730 etc... */
+	if (shdev->pdata.mode & SHDMA_MIX_IRQ) {
+		irqflags = IRQF_SHARED;
+		eirq[0] = DMTE0_IRQ;
+#if defined(DMTE6_IRQ) && defined(DMAE1_IRQ)
+		eirq[1] = DMTE6_IRQ;
+#endif
+	}
+
+	for (ecnt = 0 ; ecnt < ARRAY_SIZE(eirq); ecnt++) {
+		err = request_irq(eirq[ecnt], sh_dmae_err,
+			irqflags, "DMAC Address Error", shdev);
+		if (err) {
+			dev_err(&pdev->dev, "DMA device request_irq"
+				"error (irq %d) with return %d\n",
+				eirq[ecnt], err);
+			goto eirq_err;
+		}
+	}
+#endif /* CONFIG_CPU_SH4 */
+
+	/* Create DMA Channel */
+	for (cnt = 0 ; cnt < MAX_DMA_CHANNELS ; cnt++) {
+		err = sh_dmae_chan_probe(shdev, cnt);
+		if (err)
+			goto chan_probe_err;
+	}
+
+	platform_set_drvdata(pdev, shdev);
+	dma_async_device_register(&shdev->common);
+
+	return err;
+
+chan_probe_err:
+	sh_dmae_chan_remove(shdev);
+
+eirq_err:
+	for (ecnt-- ; ecnt >= 0; ecnt--)
+		free_irq(eirq[ecnt], shdev);
+
+rst_err:
+	kfree(shdev);
+
+	return err;
+}
+
+static int __exit sh_dmae_remove(struct platform_device *pdev)
+{
+	struct sh_dmae_device *shdev = platform_get_drvdata(pdev);
+
+	dma_async_device_unregister(&shdev->common);
+
+	if (shdev->pdata.mode & SHDMA_MIX_IRQ) {
+		free_irq(DMTE0_IRQ, shdev);
+#if defined(DMTE6_IRQ)
+		free_irq(DMTE6_IRQ, shdev);
+#endif
+	}
+
+	/* channel data remove */
+	sh_dmae_chan_remove(shdev);
+
+	if (!(shdev->pdata.mode & SHDMA_MIX_IRQ)) {
+		free_irq(DMAE0_IRQ, shdev);
+#if defined(DMAE1_IRQ)
+		free_irq(DMAE1_IRQ, shdev);
+#endif
+	}
+	kfree(shdev);
+
+	return 0;
+}
+
+static void sh_dmae_shutdown(struct platform_device *pdev)
+{
+	struct sh_dmae_device *shdev = platform_get_drvdata(pdev);
+	sh_dmae_ctl_stop(0);
+	if (shdev->pdata.mode & SHDMA_DMAOR1)
+		sh_dmae_ctl_stop(1);
+}
+
+static struct platform_driver sh_dmae_driver = {
+	.remove		= __exit_p(sh_dmae_remove),
+	.shutdown	= sh_dmae_shutdown,
+	.driver = {
+		.name	= "sh-dma-engine",
+	},
+};
+
+static int __init sh_dmae_init(void)
+{
+	return platform_driver_probe(&sh_dmae_driver, sh_dmae_probe);
+}
+module_init(sh_dmae_init);
+
+static void __exit sh_dmae_exit(void)
+{
+	platform_driver_unregister(&sh_dmae_driver);
+}
+module_exit(sh_dmae_exit);
+
+MODULE_AUTHOR("Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>");
+MODULE_DESCRIPTION("Renesas SH DMA Engine driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/dma/shdma.h b/drivers/dma/shdma.h
new file mode 100644
index 000000000000..2b4bc15a2c0a
--- /dev/null
+++ b/drivers/dma/shdma.h
@@ -0,0 +1,64 @@
+/*
+ * Renesas SuperH DMA Engine support
+ *
+ * Copyright (C) 2009 Nobuhiro Iwamatsu <iwamatsu.nobuhiro@renesas.com>
+ * Copyright (C) 2009 Renesas Solutions, Inc. All rights reserved.
+ *
+ * This is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ */
+#ifndef __DMA_SHDMA_H
+#define __DMA_SHDMA_H
+
+#include <linux/device.h>
+#include <linux/dmapool.h>
+#include <linux/dmaengine.h>
+
+#define SH_DMA_TCR_MAX 0x00FFFFFF	/* 16MB */
+
+struct sh_dmae_regs {
+	u32 sar; /* SAR / source address */
+	u32 dar; /* DAR / destination address */
+	u32 tcr; /* TCR / transfer count */
+};
+
+struct sh_desc {
+	struct list_head tx_list;
+	struct sh_dmae_regs hw;
+	struct list_head node;
+	struct dma_async_tx_descriptor async_tx;
+	int mark;
+};
+
+struct sh_dmae_chan {
+	dma_cookie_t completed_cookie;	/* The maximum cookie completed */
+	spinlock_t desc_lock;			/* Descriptor operation lock */
+	struct list_head ld_queue;		/* Link descriptors queue */
+	struct list_head ld_free;		/* Link descriptors free */
+	struct dma_chan common;			/* DMA common channel */
+	struct device *dev;				/* Channel device */
+	struct tasklet_struct tasklet;	/* Tasklet */
+	int descs_allocated;			/* desc count */
+	int id;				/* Raw id of this channel */
+	char dev_id[16];	/* unique name per DMAC of channel */
+
+	/* Set chcr */
+	int (*set_chcr)(struct sh_dmae_chan *sh_chan, u32 regs);
+	/* Set DMA resource */
+	int (*set_dmars)(struct sh_dmae_chan *sh_chan, u16 res);
+};
+
+struct sh_dmae_device {
+	struct dma_device common;
+	struct sh_dmae_chan *chan[MAX_DMA_CHANNELS];
+	struct sh_dmae_pdata pdata;
+};
+
+#define to_sh_chan(chan) container_of(chan, struct sh_dmae_chan, common)
+#define to_sh_desc(lh) container_of(lh, struct sh_desc, node)
+#define tx_to_sh_desc(tx) container_of(tx, struct sh_desc, async_tx)
+
+#endif	/* __DMA_SHDMA_H */
diff --git a/drivers/dma/txx9dmac.c b/drivers/dma/txx9dmac.c
index 7837930146a4..fb6bb64e8861 100644
--- a/drivers/dma/txx9dmac.c
+++ b/drivers/dma/txx9dmac.c
@@ -180,9 +180,8 @@ static struct txx9dmac_desc *txx9dmac_first_queued(struct txx9dmac_chan *dc)
 
 static struct txx9dmac_desc *txx9dmac_last_child(struct txx9dmac_desc *desc)
 {
-	if (!list_empty(&desc->txd.tx_list))
-		desc = list_entry(desc->txd.tx_list.prev,
-				  struct txx9dmac_desc, desc_node);
+	if (!list_empty(&desc->tx_list))
+		desc = list_entry(desc->tx_list.prev, typeof(*desc), desc_node);
 	return desc;
 }
 
@@ -197,6 +196,7 @@ static struct txx9dmac_desc *txx9dmac_desc_alloc(struct txx9dmac_chan *dc,
 	desc = kzalloc(sizeof(*desc), flags);
 	if (!desc)
 		return NULL;
+	INIT_LIST_HEAD(&desc->tx_list);
 	dma_async_tx_descriptor_init(&desc->txd, &dc->chan);
 	desc->txd.tx_submit = txx9dmac_tx_submit;
 	/* txd.flags will be overwritten in prep funcs */
@@ -245,7 +245,7 @@ static void txx9dmac_sync_desc_for_cpu(struct txx9dmac_chan *dc,
 	struct txx9dmac_dev *ddev = dc->ddev;
 	struct txx9dmac_desc *child;
 
-	list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+	list_for_each_entry(child, &desc->tx_list, desc_node)
 		dma_sync_single_for_cpu(chan2parent(&dc->chan),
 				child->txd.phys, ddev->descsize,
 				DMA_TO_DEVICE);
@@ -267,11 +267,11 @@ static void txx9dmac_desc_put(struct txx9dmac_chan *dc,
 		txx9dmac_sync_desc_for_cpu(dc, desc);
 
 		spin_lock_bh(&dc->lock);
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			dev_vdbg(chan2dev(&dc->chan),
 				 "moving child desc %p to freelist\n",
 				 child);
-		list_splice_init(&desc->txd.tx_list, &dc->free_list);
+		list_splice_init(&desc->tx_list, &dc->free_list);
 		dev_vdbg(chan2dev(&dc->chan), "moving desc %p to freelist\n",
 			 desc);
 		list_add(&desc->desc_node, &dc->free_list);
@@ -429,7 +429,7 @@ txx9dmac_descriptor_complete(struct txx9dmac_chan *dc,
 	param = txd->callback_param;
 
 	txx9dmac_sync_desc_for_cpu(dc, desc);
-	list_splice_init(&txd->tx_list, &dc->free_list);
+	list_splice_init(&desc->tx_list, &dc->free_list);
 	list_move(&desc->desc_node, &dc->free_list);
 
 	if (!ds) {
@@ -571,7 +571,7 @@ static void txx9dmac_handle_error(struct txx9dmac_chan *dc, u32 csr)
 		 "Bad descriptor submitted for DMA! (cookie: %d)\n",
 		 bad_desc->txd.cookie);
 	txx9dmac_dump_desc(dc, &bad_desc->hwdesc);
-	list_for_each_entry(child, &bad_desc->txd.tx_list, desc_node)
+	list_for_each_entry(child, &bad_desc->tx_list, desc_node)
 		txx9dmac_dump_desc(dc, &child->hwdesc);
 	/* Pretend the descriptor completed successfully */
 	txx9dmac_descriptor_complete(dc, bad_desc);
@@ -613,7 +613,7 @@ static void txx9dmac_scan_descriptors(struct txx9dmac_chan *dc)
 			return;
 		}
 
-		list_for_each_entry(child, &desc->txd.tx_list, desc_node)
+		list_for_each_entry(child, &desc->tx_list, desc_node)
 			if (desc_read_CHAR(dc, child) == chain) {
 				/* Currently in progress */
 				if (csr & TXX9_DMA_CSR_ABCHC)
@@ -823,8 +823,7 @@ txx9dmac_prep_dma_memcpy(struct dma_chan *chan, dma_addr_t dest, dma_addr_t src,
 			dma_sync_single_for_device(chan2parent(&dc->chan),
 					prev->txd.phys, ddev->descsize,
 					DMA_TO_DEVICE);
-			list_add_tail(&desc->desc_node,
-					&first->txd.tx_list);
+			list_add_tail(&desc->desc_node, &first->tx_list);
 		}
 		prev = desc;
 	}
@@ -919,8 +918,7 @@ txx9dmac_prep_slave_sg(struct dma_chan *chan, struct scatterlist *sgl,
 					prev->txd.phys,
 					ddev->descsize,
 					DMA_TO_DEVICE);
-			list_add_tail(&desc->desc_node,
-					&first->txd.tx_list);
+			list_add_tail(&desc->desc_node, &first->tx_list);
 		}
 		prev = desc;
 	}
diff --git a/drivers/dma/txx9dmac.h b/drivers/dma/txx9dmac.h
index c907ff01d276..365d42366b9f 100644
--- a/drivers/dma/txx9dmac.h
+++ b/drivers/dma/txx9dmac.h
@@ -231,6 +231,7 @@ struct txx9dmac_desc {
 
 	/* THEN values for driver housekeeping */
 	struct list_head		desc_node ____cacheline_aligned;
+	struct list_head		tx_list;
 	struct dma_async_tx_descriptor	txd;
 	size_t				len;
 };
diff --git a/drivers/edac/Kconfig b/drivers/edac/Kconfig
index a3ca18e2d7cf..55c9c59b3f71 100644
--- a/drivers/edac/Kconfig
+++ b/drivers/edac/Kconfig
@@ -47,6 +47,18 @@ config EDAC_DEBUG_VERBOSE
 	  Source file name and line number where debugging message
 	  printed will be added to debugging message.
 
+ config EDAC_DECODE_MCE
+	tristate "Decode MCEs in human-readable form (only on AMD for now)"
+	depends on CPU_SUP_AMD && X86_MCE
+	default y
+	---help---
+	  Enable this option if you want to decode Machine Check Exceptions
+	  occuring on your machine in human-readable form.
+
+	  You should definitely say Y here in case you want to decode MCEs
+	  which occur really early upon boot, before the module infrastructure
+	  has been initialized.
+
 config EDAC_MM_EDAC
 	tristate "Main Memory EDAC (Error Detection And Correction) reporting"
 	help
@@ -59,7 +71,7 @@ config EDAC_MM_EDAC
 
 config EDAC_AMD64
 	tristate "AMD64 (Opteron, Athlon64) K8, F10h, F11h"
-	depends on EDAC_MM_EDAC && K8_NB && X86_64 && PCI && CPU_SUP_AMD
+	depends on EDAC_MM_EDAC && K8_NB && X86_64 && PCI && EDAC_DECODE_MCE
 	help
 	  Support for error detection and correction on the AMD 64
 	  Families of Memory Controllers (K8, F10h and F11h)
@@ -133,6 +145,13 @@ config EDAC_I3000
 	  Support for error detection and correction on the Intel
 	  3000 and 3010 server chipsets.
 
+config EDAC_I3200
+	tristate "Intel 3200"
+	depends on EDAC_MM_EDAC && PCI && X86 && EXPERIMENTAL
+	help
+	  Support for error detection and correction on the Intel
+	  3200 and 3210 server chipsets.
+
 config EDAC_X38
 	tristate "Intel X38"
 	depends on EDAC_MM_EDAC && PCI && X86
@@ -176,11 +195,11 @@ config EDAC_I5100
 	  San Clemente MCH.
 
 config EDAC_MPC85XX
-	tristate "Freescale MPC85xx"
-	depends on EDAC_MM_EDAC && FSL_SOC && MPC85xx
+	tristate "Freescale MPC83xx / MPC85xx"
+	depends on EDAC_MM_EDAC && FSL_SOC && (PPC_83xx || MPC85xx)
 	help
 	  Support for error detection and correction on the Freescale
-	  MPC8560, MPC8540, MPC8548
+	  MPC8349, MPC8560, MPC8540, MPC8548
 
 config EDAC_MV64X60
 	tristate "Marvell MV64x60"
diff --git a/drivers/edac/Makefile b/drivers/edac/Makefile
index cfa033ce53a7..bc5dc232a0fb 100644
--- a/drivers/edac/Makefile
+++ b/drivers/edac/Makefile
@@ -6,7 +6,6 @@
 # GNU General Public License.
 #
 
-
 obj-$(CONFIG_EDAC)			:= edac_stub.o
 obj-$(CONFIG_EDAC_MM_EDAC)		+= edac_core.o
 
@@ -17,9 +16,7 @@ ifdef CONFIG_PCI
 edac_core-objs	+= edac_pci.o edac_pci_sysfs.o
 endif
 
-ifdef CONFIG_CPU_SUP_AMD
-edac_core-objs  += edac_mce_amd.o
-endif
+obj-$(CONFIG_EDAC_DECODE_MCE)		+= edac_mce_amd.o
 
 obj-$(CONFIG_EDAC_AMD76X)		+= amd76x_edac.o
 obj-$(CONFIG_EDAC_CPC925)		+= cpc925_edac.o
@@ -32,6 +29,7 @@ obj-$(CONFIG_EDAC_I82443BXGX)		+= i82443bxgx_edac.o
 obj-$(CONFIG_EDAC_I82875P)		+= i82875p_edac.o
 obj-$(CONFIG_EDAC_I82975X)		+= i82975x_edac.o
 obj-$(CONFIG_EDAC_I3000)		+= i3000_edac.o
+obj-$(CONFIG_EDAC_I3200)		+= i3200_edac.o
 obj-$(CONFIG_EDAC_X38)			+= x38_edac.o
 obj-$(CONFIG_EDAC_I82860)		+= i82860_edac.o
 obj-$(CONFIG_EDAC_R82600)		+= r82600_edac.o
@@ -49,3 +47,4 @@ obj-$(CONFIG_EDAC_CELL)			+= cell_edac.o
 obj-$(CONFIG_EDAC_PPC4XX)		+= ppc4xx_edac.o
 obj-$(CONFIG_EDAC_AMD8111)		+= amd8111_edac.o
 obj-$(CONFIG_EDAC_AMD8131)		+= amd8131_edac.o
+
diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c
index 4e551e63b6dc..a38831c82649 100644
--- a/drivers/edac/amd64_edac.c
+++ b/drivers/edac/amd64_edac.c
@@ -15,8 +15,8 @@ module_param(ecc_enable_override, int, 0644);
 
 /* Lookup table for all possible MC control instances */
 struct amd64_pvt;
-static struct mem_ctl_info *mci_lookup[MAX_NUMNODES];
-static struct amd64_pvt *pvt_lookup[MAX_NUMNODES];
+static struct mem_ctl_info *mci_lookup[EDAC_MAX_NUMNODES];
+static struct amd64_pvt *pvt_lookup[EDAC_MAX_NUMNODES];
 
 /*
  * See F2x80 for K8 and F2x[1,0]80 for Fam10 and later. The table below is only
@@ -189,7 +189,10 @@ static int amd64_get_scrub_rate(struct mem_ctl_info *mci, u32 *bw)
 /* Map from a CSROW entry to the mask entry that operates on it */
 static inline u32 amd64_map_to_dcs_mask(struct amd64_pvt *pvt, int csrow)
 {
-	return csrow >> (pvt->num_dcsm >> 3);
+	if (boot_cpu_data.x86 == 0xf && pvt->ext_model < OPTERON_CPU_REV_F)
+		return csrow;
+	else
+		return csrow >> 1;
 }
 
 /* return the 'base' address the i'th CS entry of the 'dct' DRAM controller */
@@ -279,29 +282,26 @@ static struct mem_ctl_info *find_mc_by_sys_addr(struct mem_ctl_info *mci,
 	intlv_en = pvt->dram_IntlvEn[0];
 
 	if (intlv_en == 0) {
-		for (node_id = 0; ; ) {
+		for (node_id = 0; node_id < DRAM_REG_COUNT; node_id++) {
 			if (amd64_base_limit_match(pvt, sys_addr, node_id))
-				break;
-
-			if (++node_id >= DRAM_REG_COUNT)
-				goto err_no_match;
+				goto found;
 		}
-		goto found;
+		goto err_no_match;
 	}
 
-	if (unlikely((intlv_en != (0x01 << 8)) &&
-		     (intlv_en != (0x03 << 8)) &&
-		     (intlv_en != (0x07 << 8)))) {
+	if (unlikely((intlv_en != 0x01) &&
+		     (intlv_en != 0x03) &&
+		     (intlv_en != 0x07))) {
 		amd64_printk(KERN_WARNING, "junk value of 0x%x extracted from "
 			     "IntlvEn field of DRAM Base Register for node 0: "
-			     "This probably indicates a BIOS bug.\n", intlv_en);
+			     "this probably indicates a BIOS bug.\n", intlv_en);
 		return NULL;
 	}
 
 	bits = (((u32) sys_addr) >> 12) & intlv_en;
 
 	for (node_id = 0; ; ) {
-		if ((pvt->dram_limit[node_id] & intlv_en) == bits)
+		if ((pvt->dram_IntlvSel[node_id] & intlv_en) == bits)
 			break;	/* intlv_sel field matches */
 
 		if (++node_id >= DRAM_REG_COUNT)
@@ -311,10 +311,10 @@ static struct mem_ctl_info *find_mc_by_sys_addr(struct mem_ctl_info *mci,
 	/* sanity test for sys_addr */
 	if (unlikely(!amd64_base_limit_match(pvt, sys_addr, node_id))) {
 		amd64_printk(KERN_WARNING,
-			  "%s(): sys_addr 0x%lx falls outside base/limit "
-			  "address range for node %d with node interleaving "
-			  "enabled.\n", __func__, (unsigned long)sys_addr,
-			  node_id);
+			     "%s(): sys_addr 0x%llx falls outside base/limit "
+			     "address range for node %d with node interleaving "
+			     "enabled.\n",
+			     __func__, sys_addr, node_id);
 		return NULL;
 	}
 
@@ -377,7 +377,7 @@ static int input_addr_to_csrow(struct mem_ctl_info *mci, u64 input_addr)
 	 * base/mask register pair, test the condition shown near the start of
 	 * section 3.5.4 (p. 84, BKDG #26094, K8, revA-E).
 	 */
-	for (csrow = 0; csrow < CHIPSELECT_COUNT; csrow++) {
+	for (csrow = 0; csrow < pvt->cs_count; csrow++) {
 
 		/* This DRAM chip select is disabled on this node */
 		if ((pvt->dcsb0[csrow] & K8_DCSB_CS_ENABLE) == 0)
@@ -734,7 +734,7 @@ static void find_csrow_limits(struct mem_ctl_info *mci, int csrow,
 	u64 base, mask;
 
 	pvt = mci->pvt_info;
-	BUG_ON((csrow < 0) || (csrow >= CHIPSELECT_COUNT));
+	BUG_ON((csrow < 0) || (csrow >= pvt->cs_count));
 
 	base = base_from_dct_base(pvt, csrow);
 	mask = mask_from_dct_mask(pvt, csrow);
@@ -962,35 +962,27 @@ err_reg:
  */
 static void amd64_set_dct_base_and_mask(struct amd64_pvt *pvt)
 {
-	if (pvt->ext_model >= OPTERON_CPU_REV_F) {
+
+	if (boot_cpu_data.x86 == 0xf && pvt->ext_model < OPTERON_CPU_REV_F) {
+		pvt->dcsb_base		= REV_E_DCSB_BASE_BITS;
+		pvt->dcsm_mask		= REV_E_DCSM_MASK_BITS;
+		pvt->dcs_mask_notused	= REV_E_DCS_NOTUSED_BITS;
+		pvt->dcs_shift		= REV_E_DCS_SHIFT;
+		pvt->cs_count		= 8;
+		pvt->num_dcsm		= 8;
+	} else {
 		pvt->dcsb_base		= REV_F_F1Xh_DCSB_BASE_BITS;
 		pvt->dcsm_mask		= REV_F_F1Xh_DCSM_MASK_BITS;
 		pvt->dcs_mask_notused	= REV_F_F1Xh_DCS_NOTUSED_BITS;
 		pvt->dcs_shift		= REV_F_F1Xh_DCS_SHIFT;
 
-		switch (boot_cpu_data.x86) {
-		case 0xf:
-			pvt->num_dcsm = REV_F_DCSM_COUNT;
-			break;
-
-		case 0x10:
-			pvt->num_dcsm = F10_DCSM_COUNT;
-			break;
-
-		case 0x11:
-			pvt->num_dcsm = F11_DCSM_COUNT;
-			break;
-
-		default:
-			amd64_printk(KERN_ERR, "Unsupported family!\n");
-			break;
+		if (boot_cpu_data.x86 == 0x11) {
+			pvt->cs_count = 4;
+			pvt->num_dcsm = 2;
+		} else {
+			pvt->cs_count = 8;
+			pvt->num_dcsm = 4;
 		}
-	} else {
-		pvt->dcsb_base		= REV_E_DCSB_BASE_BITS;
-		pvt->dcsm_mask		= REV_E_DCSM_MASK_BITS;
-		pvt->dcs_mask_notused	= REV_E_DCS_NOTUSED_BITS;
-		pvt->dcs_shift		= REV_E_DCS_SHIFT;
-		pvt->num_dcsm		= REV_E_DCSM_COUNT;
 	}
 }
 
@@ -1003,7 +995,7 @@ static void amd64_read_dct_base_mask(struct amd64_pvt *pvt)
 
 	amd64_set_dct_base_and_mask(pvt);
 
-	for (cs = 0; cs < CHIPSELECT_COUNT; cs++) {
+	for (cs = 0; cs < pvt->cs_count; cs++) {
 		reg = K8_DCSB0 + (cs * 4);
 		err = pci_read_config_dword(pvt->dram_f2_ctl, reg,
 						&pvt->dcsb0[cs]);
@@ -1193,7 +1185,7 @@ static void k8_map_sysaddr_to_csrow(struct mem_ctl_info *mci,
 	 * different from the node that detected the error.
 	 */
 	src_mci = find_mc_by_sys_addr(mci, SystemAddress);
-	if (src_mci) {
+	if (!src_mci) {
 		amd64_mc_printk(mci, KERN_ERR,
 			     "failed to map error address 0x%lx to a node\n",
 			     (unsigned long)SystemAddress);
@@ -1376,8 +1368,8 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
 
 	pvt->dram_IntlvEn[dram] = (low_base >> 8) & 0x7;
 
-	pvt->dram_base[dram] = (((((u64) high_base & 0x000000FF) << 32) |
-				((u64) low_base & 0xFFFF0000))) << 8;
+	pvt->dram_base[dram] = (((u64)high_base & 0x000000FF) << 40) |
+			       (((u64)low_base  & 0xFFFF0000) << 8);
 
 	low_offset = K8_DRAM_LIMIT_LOW + (dram << 3);
 	high_offset = F10_DRAM_LIMIT_HIGH + (dram << 3);
@@ -1398,9 +1390,9 @@ static void f10_read_dram_base_limit(struct amd64_pvt *pvt, int dram)
 	 * Extract address values and form a LIMIT address. Limit is the HIGHEST
 	 * memory location of the region, so low 24 bits need to be all ones.
 	 */
-	low_limit |= 0x0000FFFF;
-	pvt->dram_limit[dram] =
-		((((u64) high_limit << 32) + (u64) low_limit) << 8) | (0xFF);
+	pvt->dram_limit[dram] = (((u64)high_limit & 0x000000FF) << 40) |
+				(((u64) low_limit & 0xFFFF0000) << 8) |
+				0x00FFFFFF;
 }
 
 static void f10_read_dram_ctl_register(struct amd64_pvt *pvt)
@@ -1566,7 +1558,7 @@ static int f10_lookup_addr_in_dct(u32 in_addr, u32 nid, u32 cs)
 
 	debugf1("InputAddr=0x%x  channelselect=%d\n", in_addr, cs);
 
-	for (csrow = 0; csrow < CHIPSELECT_COUNT; csrow++) {
+	for (csrow = 0; csrow < pvt->cs_count; csrow++) {
 
 		cs_base = amd64_get_dct_base(pvt, cs, csrow);
 		if (!(cs_base & K8_DCSB_CS_ENABLE))
@@ -2262,7 +2254,7 @@ static inline void __amd64_decode_bus_error(struct mem_ctl_info *mci,
 {
 	u32 ec  = ERROR_CODE(info->nbsl);
 	u32 xec = EXT_ERROR_CODE(info->nbsl);
-	int ecc_type = info->nbsh & (0x3 << 13);
+	int ecc_type = (info->nbsh >> 13) & 0x3;
 
 	/* Bail early out if this was an 'observed' error */
 	if (PP(ec) == K8_NBSL_PP_OBS)
@@ -2497,7 +2489,7 @@ err_reg:
  * NOTE: CPU Revision Dependent code
  *
  * Input:
- *	@csrow_nr ChipSelect Row Number (0..CHIPSELECT_COUNT-1)
+ *	@csrow_nr ChipSelect Row Number (0..pvt->cs_count-1)
  *	k8 private pointer to -->
  *			DRAM Bank Address mapping register
  *			node_id
@@ -2577,7 +2569,7 @@ static int amd64_init_csrows(struct mem_ctl_info *mci)
 		(pvt->nbcfg & K8_NBCFG_ECC_ENABLE) ? "Enabled" : "Disabled"
 		);
 
-	for (i = 0; i < CHIPSELECT_COUNT; i++) {
+	for (i = 0; i < pvt->cs_count; i++) {
 		csrow = &mci->csrows[i];
 
 		if ((pvt->dcsb0[i] & K8_DCSB_CS_ENABLE) == 0) {
@@ -2988,7 +2980,7 @@ static int amd64_init_2nd_stage(struct amd64_pvt *pvt)
 		goto err_exit;
 
 	ret = -ENOMEM;
-	mci = edac_mc_alloc(0, CHIPSELECT_COUNT, pvt->channel_count, node_id);
+	mci = edac_mc_alloc(0, pvt->cs_count, pvt->channel_count, node_id);
 	if (!mci)
 		goto err_exit;
 
@@ -3171,7 +3163,7 @@ static int __init amd64_edac_init(void)
 	opstate_init();
 
 	if (cache_k8_northbridges() < 0)
-		goto err_exit;
+		return err;
 
 	err = pci_register_driver(&amd64_pci_driver);
 	if (err)
@@ -3197,8 +3189,6 @@ static int __init amd64_edac_init(void)
 
 err_2nd_stage:
 	debugf0("2nd stage failed\n");
-
-err_exit:
 	pci_unregister_driver(&amd64_pci_driver);
 
 	return err;
diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h
index 8ea07e2715dc..c6f359a85207 100644
--- a/drivers/edac/amd64_edac.h
+++ b/drivers/edac/amd64_edac.h
@@ -132,6 +132,8 @@
 #define EDAC_AMD64_VERSION		" Ver: 3.2.0 " __DATE__
 #define EDAC_MOD_STR			"amd64_edac"
 
+#define EDAC_MAX_NUMNODES		8
+
 /* Extended Model from CPUID, for CPU Revision numbers */
 #define OPTERON_CPU_LE_REV_C		0
 #define OPTERON_CPU_REV_D		1
@@ -142,7 +144,7 @@
 #define OPTERON_CPU_REV_FA		5
 
 /* Hardware limit on ChipSelect rows per MC and processors per system */
-#define CHIPSELECT_COUNT		8
+#define MAX_CS_COUNT			8
 #define DRAM_REG_COUNT			8
 
 
@@ -193,7 +195,6 @@
  */
 #define REV_E_DCSB_BASE_BITS		(0xFFE0FE00ULL)
 #define REV_E_DCS_SHIFT			4
-#define REV_E_DCSM_COUNT		8
 
 #define REV_F_F1Xh_DCSB_BASE_BITS	(0x1FF83FE0ULL)
 #define REV_F_F1Xh_DCS_SHIFT		8
@@ -204,9 +205,6 @@
  */
 #define REV_F_DCSB_BASE_BITS		(0x1FF83FE0ULL)
 #define REV_F_DCS_SHIFT			8
-#define REV_F_DCSM_COUNT		4
-#define F10_DCSM_COUNT			4
-#define F11_DCSM_COUNT			2
 
 /* DRAM CS Mask Registers */
 #define K8_DCSM0			0x60
@@ -374,13 +372,11 @@ enum {
 
 #define SET_NB_DRAM_INJECTION_WRITE(word, bits)  \
 					(BIT(((word) & 0xF) + 20) | \
-					BIT(17) |  \
-					((bits) & 0xF))
+					BIT(17) | bits)
 
 #define SET_NB_DRAM_INJECTION_READ(word, bits)  \
 					(BIT(((word) & 0xF) + 20) | \
-					BIT(16) |  \
-					((bits) & 0xF))
+					BIT(16) |  bits)
 
 #define K8_NBCAP			0xE8
 #define K8_NBCAP_CORES			(BIT(12)|BIT(13))
@@ -445,12 +441,12 @@ struct amd64_pvt {
 	u32 dbam1;		/* DRAM Base Address Mapping reg for DCT1 */
 
 	/* DRAM CS Base Address Registers F2x[1,0][5C:40] */
-	u32 dcsb0[CHIPSELECT_COUNT];
-	u32 dcsb1[CHIPSELECT_COUNT];
+	u32 dcsb0[MAX_CS_COUNT];
+	u32 dcsb1[MAX_CS_COUNT];
 
 	/* DRAM CS Mask Registers F2x[1,0][6C:60] */
-	u32 dcsm0[CHIPSELECT_COUNT];
-	u32 dcsm1[CHIPSELECT_COUNT];
+	u32 dcsm0[MAX_CS_COUNT];
+	u32 dcsm1[MAX_CS_COUNT];
 
 	/*
 	 * Decoded parts of DRAM BASE and LIMIT Registers
@@ -470,6 +466,7 @@ struct amd64_pvt {
 	 */
 	u32 dcsb_base;		/* DCSB base bits */
 	u32 dcsm_mask;		/* DCSM mask bits */
+	u32 cs_count;		/* num chip selects (== num DCSB registers) */
 	u32 num_dcsm;		/* Number of DCSM registers */
 	u32 dcs_mask_notused;	/* DCSM notused mask bits */
 	u32 dcs_shift;		/* DCSB and DCSM shift value */
diff --git a/drivers/edac/amd64_edac_inj.c b/drivers/edac/amd64_edac_inj.c
index d3675b76b3a7..29f1f7a612d9 100644
--- a/drivers/edac/amd64_edac_inj.c
+++ b/drivers/edac/amd64_edac_inj.c
@@ -1,5 +1,11 @@
 #include "amd64_edac.h"
 
+static ssize_t amd64_inject_section_show(struct mem_ctl_info *mci, char *buf)
+{
+	struct amd64_pvt *pvt = mci->pvt_info;
+	return sprintf(buf, "0x%x\n", pvt->injection.section);
+}
+
 /*
  * store error injection section value which refers to one of 4 16-byte sections
  * within a 64-byte cacheline
@@ -15,12 +21,26 @@ static ssize_t amd64_inject_section_store(struct mem_ctl_info *mci,
 
 	ret = strict_strtoul(data, 10, &value);
 	if (ret != -EINVAL) {
+
+		if (value > 3) {
+			amd64_printk(KERN_WARNING,
+				     "%s: invalid section 0x%lx\n",
+				     __func__, value);
+			return -EINVAL;
+		}
+
 		pvt->injection.section = (u32) value;
 		return count;
 	}
 	return ret;
 }
 
+static ssize_t amd64_inject_word_show(struct mem_ctl_info *mci, char *buf)
+{
+	struct amd64_pvt *pvt = mci->pvt_info;
+	return sprintf(buf, "0x%x\n", pvt->injection.word);
+}
+
 /*
  * store error injection word value which refers to one of 9 16-bit word of the
  * 16-byte (128-bit + ECC bits) section
@@ -37,14 +57,25 @@ static ssize_t amd64_inject_word_store(struct mem_ctl_info *mci,
 	ret = strict_strtoul(data, 10, &value);
 	if (ret != -EINVAL) {
 
-		value = (value <= 8) ? value : 0;
-		pvt->injection.word = (u32) value;
+		if (value > 8) {
+			amd64_printk(KERN_WARNING,
+				     "%s: invalid word 0x%lx\n",
+				     __func__, value);
+			return -EINVAL;
+		}
 
+		pvt->injection.word = (u32) value;
 		return count;
 	}
 	return ret;
 }
 
+static ssize_t amd64_inject_ecc_vector_show(struct mem_ctl_info *mci, char *buf)
+{
+	struct amd64_pvt *pvt = mci->pvt_info;
+	return sprintf(buf, "0x%x\n", pvt->injection.bit_map);
+}
+
 /*
  * store 16 bit error injection vector which enables injecting errors to the
  * corresponding bit within the error injection word above. When used during a
@@ -60,8 +91,14 @@ static ssize_t amd64_inject_ecc_vector_store(struct mem_ctl_info *mci,
 	ret = strict_strtoul(data, 16, &value);
 	if (ret != -EINVAL) {
 
-		pvt->injection.bit_map = (u32) value & 0xFFFF;
+		if (value & 0xFFFF0000) {
+			amd64_printk(KERN_WARNING,
+				     "%s: invalid EccVector: 0x%lx\n",
+				     __func__, value);
+			return -EINVAL;
+		}
 
+		pvt->injection.bit_map = (u32) value;
 		return count;
 	}
 	return ret;
@@ -147,7 +184,7 @@ struct mcidev_sysfs_attribute amd64_inj_attrs[] = {
 			.name = "inject_section",
 			.mode = (S_IRUGO | S_IWUSR)
 		},
-		.show = NULL,
+		.show = amd64_inject_section_show,
 		.store = amd64_inject_section_store,
 	},
 	{
@@ -155,7 +192,7 @@ struct mcidev_sysfs_attribute amd64_inj_attrs[] = {
 			.name = "inject_word",
 			.mode = (S_IRUGO | S_IWUSR)
 		},
-		.show = NULL,
+		.show = amd64_inject_word_show,
 		.store = amd64_inject_word_store,
 	},
 	{
@@ -163,7 +200,7 @@ struct mcidev_sysfs_attribute amd64_inj_attrs[] = {
 			.name = "inject_ecc_vector",
 			.mode = (S_IRUGO | S_IWUSR)
 		},
-		.show = NULL,
+		.show = amd64_inject_ecc_vector_show,
 		.store = amd64_inject_ecc_vector_store,
 	},
 	{
diff --git a/drivers/edac/cpc925_edac.c b/drivers/edac/cpc925_edac.c
index 8c54196b5aba..3d50274f1348 100644
--- a/drivers/edac/cpc925_edac.c
+++ b/drivers/edac/cpc925_edac.c
@@ -885,14 +885,14 @@ static int __devinit cpc925_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdev->name)) {
 		cpc925_printk(KERN_ERR, "Unable to request mem region\n");
 		res = -EBUSY;
 		goto err1;
 	}
 
-	vbase = devm_ioremap(&pdev->dev, r->start, r->end - r->start + 1);
+	vbase = devm_ioremap(&pdev->dev, r->start, resource_size(r));
 	if (!vbase) {
 		cpc925_printk(KERN_ERR, "Unable to ioremap device\n");
 		res = -ENOMEM;
@@ -953,7 +953,7 @@ err3:
 	cpc925_mc_exit(mci);
 	edac_mc_free(mci);
 err2:
-	devm_release_mem_region(&pdev->dev, r->start, r->end-r->start+1);
+	devm_release_mem_region(&pdev->dev, r->start, resource_size(r));
 err1:
 	devres_release_group(&pdev->dev, cpc925_probe);
 out:
diff --git a/drivers/edac/edac_core.h b/drivers/edac/edac_core.h
index 871c13b4c148..12f355cafdbe 100644
--- a/drivers/edac/edac_core.h
+++ b/drivers/edac/edac_core.h
@@ -286,7 +286,7 @@ enum scrub_type {
  *			is irrespective of the memory devices being mounted
  *			on both sides of the memory stick.
  *
- * Socket set:		All of the memory sticks that are required for for
+ * Socket set:		All of the memory sticks that are required for
  *			a single memory access or all of the memory sticks
  *			spanned by a chip-select row.  A single socket set
  *			has two chip-select rows and if double-sided sticks
diff --git a/drivers/edac/edac_device.c b/drivers/edac/edac_device.c
index b02a6a69a8f0..d5e13c94714f 100644
--- a/drivers/edac/edac_device.c
+++ b/drivers/edac/edac_device.c
@@ -356,7 +356,6 @@ static void complete_edac_device_list_del(struct rcu_head *head)
 
 	edac_dev = container_of(head, struct edac_device_ctl_info, rcu);
 	INIT_LIST_HEAD(&edac_dev->link);
-	complete(&edac_dev->removal_complete);
 }
 
 /*
@@ -369,10 +368,8 @@ static void del_edac_device_from_global_list(struct edac_device_ctl_info
 						*edac_device)
 {
 	list_del_rcu(&edac_device->link);
-
-	init_completion(&edac_device->removal_complete);
 	call_rcu(&edac_device->rcu, complete_edac_device_list_del);
-	wait_for_completion(&edac_device->removal_complete);
+	rcu_barrier();
 }
 
 /*
diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c
index 335b7ebdb11c..b629c41756f0 100644
--- a/drivers/edac/edac_mc.c
+++ b/drivers/edac/edac_mc.c
@@ -418,16 +418,14 @@ static void complete_mc_list_del(struct rcu_head *head)
 
 	mci = container_of(head, struct mem_ctl_info, rcu);
 	INIT_LIST_HEAD(&mci->link);
-	complete(&mci->complete);
 }
 
 static void del_mc_from_global_list(struct mem_ctl_info *mci)
 {
 	atomic_dec(&edac_handlers);
 	list_del_rcu(&mci->link);
-	init_completion(&mci->complete);
 	call_rcu(&mci->rcu, complete_mc_list_del);
-	wait_for_completion(&mci->complete);
+	rcu_barrier();
 }
 
 /**
diff --git a/drivers/edac/edac_mce_amd.c b/drivers/edac/edac_mce_amd.c
index 0c21c370c9dd..713ed7d37247 100644
--- a/drivers/edac/edac_mce_amd.c
+++ b/drivers/edac/edac_mce_amd.c
@@ -3,6 +3,7 @@
 
 static bool report_gart_errors;
 static void (*nb_bus_decoder)(int node_id, struct err_regs *regs);
+static void (*orig_mce_callback)(struct mce *m);
 
 void amd_report_gart_errors(bool v)
 {
@@ -362,7 +363,7 @@ static inline void amd_decode_err_code(unsigned int ec)
 		pr_warning("Huh? Unknown MCE error 0x%x\n", ec);
 }
 
-void decode_mce(struct mce *m)
+static void amd_decode_mce(struct mce *m)
 {
 	struct err_regs regs;
 	int node, ecc;
@@ -420,3 +421,32 @@ void decode_mce(struct mce *m)
 
 	amd_decode_err_code(m->status & 0xffff);
 }
+
+static int __init mce_amd_init(void)
+{
+	/*
+	 * We can decode MCEs for Opteron and later CPUs:
+	 */
+	if ((boot_cpu_data.x86_vendor == X86_VENDOR_AMD) &&
+	    (boot_cpu_data.x86 >= 0xf)) {
+		/* safe the default decode mce callback */
+		orig_mce_callback = x86_mce_decode_callback;
+
+		x86_mce_decode_callback = amd_decode_mce;
+	}
+
+	return 0;
+}
+early_initcall(mce_amd_init);
+
+#ifdef MODULE
+static void __exit mce_amd_exit(void)
+{
+	x86_mce_decode_callback = orig_mce_callback;
+}
+
+MODULE_DESCRIPTION("AMD MCE decoder");
+MODULE_ALIAS("edac-mce-amd");
+MODULE_LICENSE("GPL");
+module_exit(mce_amd_exit);
+#endif
diff --git a/drivers/edac/edac_pci.c b/drivers/edac/edac_pci.c
index 30b585b1d60b..efb5d5650783 100644
--- a/drivers/edac/edac_pci.c
+++ b/drivers/edac/edac_pci.c
@@ -174,7 +174,6 @@ static void complete_edac_pci_list_del(struct rcu_head *head)
 
 	pci = container_of(head, struct edac_pci_ctl_info, rcu);
 	INIT_LIST_HEAD(&pci->link);
-	complete(&pci->complete);
 }
 
 /*
@@ -185,9 +184,8 @@ static void complete_edac_pci_list_del(struct rcu_head *head)
 static void del_edac_pci_from_global_list(struct edac_pci_ctl_info *pci)
 {
 	list_del_rcu(&pci->link);
-	init_completion(&pci->complete);
 	call_rcu(&pci->rcu, complete_edac_pci_list_del);
-	wait_for_completion(&pci->complete);
+	rcu_barrier();
 }
 
 #if 0
diff --git a/drivers/edac/i3200_edac.c b/drivers/edac/i3200_edac.c
new file mode 100644
index 000000000000..fde4db91c4d2
--- /dev/null
+++ b/drivers/edac/i3200_edac.c
@@ -0,0 +1,527 @@
+/*
+ * Intel 3200/3210 Memory Controller kernel module
+ * Copyright (C) 2008-2009 Akamai Technologies, Inc.
+ * Portions by Hitoshi Mitake <h.mitake@gmail.com>.
+ *
+ * This file may be distributed under the terms of the
+ * GNU General Public License.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/pci.h>
+#include <linux/pci_ids.h>
+#include <linux/slab.h>
+#include <linux/edac.h>
+#include <linux/io.h>
+#include "edac_core.h"
+
+#define I3200_REVISION        "1.1"
+
+#define EDAC_MOD_STR        "i3200_edac"
+
+#define PCI_DEVICE_ID_INTEL_3200_HB    0x29f0
+
+#define I3200_RANKS		8
+#define I3200_RANKS_PER_CHANNEL	4
+#define I3200_CHANNELS		2
+
+/* Intel 3200 register addresses - device 0 function 0 - DRAM Controller */
+
+#define I3200_MCHBAR_LOW	0x48	/* MCH Memory Mapped Register BAR */
+#define I3200_MCHBAR_HIGH	0x4c
+#define I3200_MCHBAR_MASK	0xfffffc000ULL	/* bits 35:14 */
+#define I3200_MMR_WINDOW_SIZE	16384
+
+#define I3200_TOM		0xa0	/* Top of Memory (16b)
+		 *
+		 * 15:10 reserved
+		 *  9:0  total populated physical memory
+		 */
+#define I3200_TOM_MASK		0x3ff	/* bits 9:0 */
+#define I3200_TOM_SHIFT		26	/* 64MiB grain */
+
+#define I3200_ERRSTS		0xc8	/* Error Status Register (16b)
+		 *
+		 * 15    reserved
+		 * 14    Isochronous TBWRR Run Behind FIFO Full
+		 *       (ITCV)
+		 * 13    Isochronous TBWRR Run Behind FIFO Put
+		 *       (ITSTV)
+		 * 12    reserved
+		 * 11    MCH Thermal Sensor Event
+		 *       for SMI/SCI/SERR (GTSE)
+		 * 10    reserved
+		 *  9    LOCK to non-DRAM Memory Flag (LCKF)
+		 *  8    reserved
+		 *  7    DRAM Throttle Flag (DTF)
+		 *  6:2  reserved
+		 *  1    Multi-bit DRAM ECC Error Flag (DMERR)
+		 *  0    Single-bit DRAM ECC Error Flag (DSERR)
+		 */
+#define I3200_ERRSTS_UE		0x0002
+#define I3200_ERRSTS_CE		0x0001
+#define I3200_ERRSTS_BITS	(I3200_ERRSTS_UE | I3200_ERRSTS_CE)
+
+
+/* Intel  MMIO register space - device 0 function 0 - MMR space */
+
+#define I3200_C0DRB	0x200	/* Channel 0 DRAM Rank Boundary (16b x 4)
+		 *
+		 * 15:10 reserved
+		 *  9:0  Channel 0 DRAM Rank Boundary Address
+		 */
+#define I3200_C1DRB	0x600	/* Channel 1 DRAM Rank Boundary (16b x 4) */
+#define I3200_DRB_MASK	0x3ff	/* bits 9:0 */
+#define I3200_DRB_SHIFT	26	/* 64MiB grain */
+
+#define I3200_C0ECCERRLOG	0x280	/* Channel 0 ECC Error Log (64b)
+		 *
+		 * 63:48 Error Column Address (ERRCOL)
+		 * 47:32 Error Row Address (ERRROW)
+		 * 31:29 Error Bank Address (ERRBANK)
+		 * 28:27 Error Rank Address (ERRRANK)
+		 * 26:24 reserved
+		 * 23:16 Error Syndrome (ERRSYND)
+		 * 15: 2 reserved
+		 *    1  Multiple Bit Error Status (MERRSTS)
+		 *    0  Correctable Error Status (CERRSTS)
+		 */
+#define I3200_C1ECCERRLOG		0x680	/* Chan 1 ECC Error Log (64b) */
+#define I3200_ECCERRLOG_CE		0x1
+#define I3200_ECCERRLOG_UE		0x2
+#define I3200_ECCERRLOG_RANK_BITS	0x18000000
+#define I3200_ECCERRLOG_RANK_SHIFT	27
+#define I3200_ECCERRLOG_SYNDROME_BITS	0xff0000
+#define I3200_ECCERRLOG_SYNDROME_SHIFT	16
+#define I3200_CAPID0			0xe0	/* P.95 of spec for details */
+
+struct i3200_priv {
+	void __iomem *window;
+};
+
+static int nr_channels;
+
+static int how_many_channels(struct pci_dev *pdev)
+{
+	unsigned char capid0_8b; /* 8th byte of CAPID0 */
+
+	pci_read_config_byte(pdev, I3200_CAPID0 + 8, &capid0_8b);
+	if (capid0_8b & 0x20) { /* check DCD: Dual Channel Disable */
+		debugf0("In single channel mode.\n");
+		return 1;
+	} else {
+		debugf0("In dual channel mode.\n");
+		return 2;
+	}
+}
+
+static unsigned long eccerrlog_syndrome(u64 log)
+{
+	return (log & I3200_ECCERRLOG_SYNDROME_BITS) >>
+		I3200_ECCERRLOG_SYNDROME_SHIFT;
+}
+
+static int eccerrlog_row(int channel, u64 log)
+{
+	u64 rank = ((log & I3200_ECCERRLOG_RANK_BITS) >>
+		I3200_ECCERRLOG_RANK_SHIFT);
+	return rank | (channel * I3200_RANKS_PER_CHANNEL);
+}
+
+enum i3200_chips {
+	I3200 = 0,
+};
+
+struct i3200_dev_info {
+	const char *ctl_name;
+};
+
+struct i3200_error_info {
+	u16 errsts;
+	u16 errsts2;
+	u64 eccerrlog[I3200_CHANNELS];
+};
+
+static const struct i3200_dev_info i3200_devs[] = {
+	[I3200] = {
+		.ctl_name = "i3200"
+	},
+};
+
+static struct pci_dev *mci_pdev;
+static int i3200_registered = 1;
+
+
+static void i3200_clear_error_info(struct mem_ctl_info *mci)
+{
+	struct pci_dev *pdev;
+
+	pdev = to_pci_dev(mci->dev);
+
+	/*
+	 * Clear any error bits.
+	 * (Yes, we really clear bits by writing 1 to them.)
+	 */
+	pci_write_bits16(pdev, I3200_ERRSTS, I3200_ERRSTS_BITS,
+		I3200_ERRSTS_BITS);
+}
+
+static void i3200_get_and_clear_error_info(struct mem_ctl_info *mci,
+		struct i3200_error_info *info)
+{
+	struct pci_dev *pdev;
+	struct i3200_priv *priv = mci->pvt_info;
+	void __iomem *window = priv->window;
+
+	pdev = to_pci_dev(mci->dev);
+
+	/*
+	 * This is a mess because there is no atomic way to read all the
+	 * registers at once and the registers can transition from CE being
+	 * overwritten by UE.
+	 */
+	pci_read_config_word(pdev, I3200_ERRSTS, &info->errsts);
+	if (!(info->errsts & I3200_ERRSTS_BITS))
+		return;
+
+	info->eccerrlog[0] = readq(window + I3200_C0ECCERRLOG);
+	if (nr_channels == 2)
+		info->eccerrlog[1] = readq(window + I3200_C1ECCERRLOG);
+
+	pci_read_config_word(pdev, I3200_ERRSTS, &info->errsts2);
+
+	/*
+	 * If the error is the same for both reads then the first set
+	 * of reads is valid.  If there is a change then there is a CE
+	 * with no info and the second set of reads is valid and
+	 * should be UE info.
+	 */
+	if ((info->errsts ^ info->errsts2) & I3200_ERRSTS_BITS) {
+		info->eccerrlog[0] = readq(window + I3200_C0ECCERRLOG);
+		if (nr_channels == 2)
+			info->eccerrlog[1] = readq(window + I3200_C1ECCERRLOG);
+	}
+
+	i3200_clear_error_info(mci);
+}
+
+static void i3200_process_error_info(struct mem_ctl_info *mci,
+		struct i3200_error_info *info)
+{
+	int channel;
+	u64 log;
+
+	if (!(info->errsts & I3200_ERRSTS_BITS))
+		return;
+
+	if ((info->errsts ^ info->errsts2) & I3200_ERRSTS_BITS) {
+		edac_mc_handle_ce_no_info(mci, "UE overwrote CE");
+		info->errsts = info->errsts2;
+	}
+
+	for (channel = 0; channel < nr_channels; channel++) {
+		log = info->eccerrlog[channel];
+		if (log & I3200_ECCERRLOG_UE) {
+			edac_mc_handle_ue(mci, 0, 0,
+				eccerrlog_row(channel, log),
+				"i3200 UE");
+		} else if (log & I3200_ECCERRLOG_CE) {
+			edac_mc_handle_ce(mci, 0, 0,
+				eccerrlog_syndrome(log),
+				eccerrlog_row(channel, log), 0,
+				"i3200 CE");
+		}
+	}
+}
+
+static void i3200_check(struct mem_ctl_info *mci)
+{
+	struct i3200_error_info info;
+
+	debugf1("MC%d: %s()\n", mci->mc_idx, __func__);
+	i3200_get_and_clear_error_info(mci, &info);
+	i3200_process_error_info(mci, &info);
+}
+
+
+void __iomem *i3200_map_mchbar(struct pci_dev *pdev)
+{
+	union {
+		u64 mchbar;
+		struct {
+			u32 mchbar_low;
+			u32 mchbar_high;
+		};
+	} u;
+	void __iomem *window;
+
+	pci_read_config_dword(pdev, I3200_MCHBAR_LOW, &u.mchbar_low);
+	pci_read_config_dword(pdev, I3200_MCHBAR_HIGH, &u.mchbar_high);
+	u.mchbar &= I3200_MCHBAR_MASK;
+
+	if (u.mchbar != (resource_size_t)u.mchbar) {
+		printk(KERN_ERR
+			"i3200: mmio space beyond accessible range (0x%llx)\n",
+			(unsigned long long)u.mchbar);
+		return NULL;
+	}
+
+	window = ioremap_nocache(u.mchbar, I3200_MMR_WINDOW_SIZE);
+	if (!window)
+		printk(KERN_ERR "i3200: cannot map mmio space at 0x%llx\n",
+			(unsigned long long)u.mchbar);
+
+	return window;
+}
+
+
+static void i3200_get_drbs(void __iomem *window,
+	u16 drbs[I3200_CHANNELS][I3200_RANKS_PER_CHANNEL])
+{
+	int i;
+
+	for (i = 0; i < I3200_RANKS_PER_CHANNEL; i++) {
+		drbs[0][i] = readw(window + I3200_C0DRB + 2*i) & I3200_DRB_MASK;
+		drbs[1][i] = readw(window + I3200_C1DRB + 2*i) & I3200_DRB_MASK;
+	}
+}
+
+static bool i3200_is_stacked(struct pci_dev *pdev,
+	u16 drbs[I3200_CHANNELS][I3200_RANKS_PER_CHANNEL])
+{
+	u16 tom;
+
+	pci_read_config_word(pdev, I3200_TOM, &tom);
+	tom &= I3200_TOM_MASK;
+
+	return drbs[I3200_CHANNELS - 1][I3200_RANKS_PER_CHANNEL - 1] == tom;
+}
+
+static unsigned long drb_to_nr_pages(
+	u16 drbs[I3200_CHANNELS][I3200_RANKS_PER_CHANNEL], bool stacked,
+	int channel, int rank)
+{
+	int n;
+
+	n = drbs[channel][rank];
+	if (rank > 0)
+		n -= drbs[channel][rank - 1];
+	if (stacked && (channel == 1) &&
+	drbs[channel][rank] == drbs[channel][I3200_RANKS_PER_CHANNEL - 1])
+		n -= drbs[0][I3200_RANKS_PER_CHANNEL - 1];
+
+	n <<= (I3200_DRB_SHIFT - PAGE_SHIFT);
+	return n;
+}
+
+static int i3200_probe1(struct pci_dev *pdev, int dev_idx)
+{
+	int rc;
+	int i;
+	struct mem_ctl_info *mci = NULL;
+	unsigned long last_page;
+	u16 drbs[I3200_CHANNELS][I3200_RANKS_PER_CHANNEL];
+	bool stacked;
+	void __iomem *window;
+	struct i3200_priv *priv;
+
+	debugf0("MC: %s()\n", __func__);
+
+	window = i3200_map_mchbar(pdev);
+	if (!window)
+		return -ENODEV;
+
+	i3200_get_drbs(window, drbs);
+	nr_channels = how_many_channels(pdev);
+
+	mci = edac_mc_alloc(sizeof(struct i3200_priv), I3200_RANKS,
+		nr_channels, 0);
+	if (!mci)
+		return -ENOMEM;
+
+	debugf3("MC: %s(): init mci\n", __func__);
+
+	mci->dev = &pdev->dev;
+	mci->mtype_cap = MEM_FLAG_DDR2;
+
+	mci->edac_ctl_cap = EDAC_FLAG_SECDED;
+	mci->edac_cap = EDAC_FLAG_SECDED;
+
+	mci->mod_name = EDAC_MOD_STR;
+	mci->mod_ver = I3200_REVISION;
+	mci->ctl_name = i3200_devs[dev_idx].ctl_name;
+	mci->dev_name = pci_name(pdev);
+	mci->edac_check = i3200_check;
+	mci->ctl_page_to_phys = NULL;
+	priv = mci->pvt_info;
+	priv->window = window;
+
+	stacked = i3200_is_stacked(pdev, drbs);
+
+	/*
+	 * The dram rank boundary (DRB) reg values are boundary addresses
+	 * for each DRAM rank with a granularity of 64MB.  DRB regs are
+	 * cumulative; the last one will contain the total memory
+	 * contained in all ranks.
+	 */
+	last_page = -1UL;
+	for (i = 0; i < mci->nr_csrows; i++) {
+		unsigned long nr_pages;
+		struct csrow_info *csrow = &mci->csrows[i];
+
+		nr_pages = drb_to_nr_pages(drbs, stacked,
+			i / I3200_RANKS_PER_CHANNEL,
+			i % I3200_RANKS_PER_CHANNEL);
+
+		if (nr_pages == 0) {
+			csrow->mtype = MEM_EMPTY;
+			continue;
+		}
+
+		csrow->first_page = last_page + 1;
+		last_page += nr_pages;
+		csrow->last_page = last_page;
+		csrow->nr_pages = nr_pages;
+
+		csrow->grain = nr_pages << PAGE_SHIFT;
+		csrow->mtype = MEM_DDR2;
+		csrow->dtype = DEV_UNKNOWN;
+		csrow->edac_mode = EDAC_UNKNOWN;
+	}
+
+	i3200_clear_error_info(mci);
+
+	rc = -ENODEV;
+	if (edac_mc_add_mc(mci)) {
+		debugf3("MC: %s(): failed edac_mc_add_mc()\n", __func__);
+		goto fail;
+	}
+
+	/* get this far and it's successful */
+	debugf3("MC: %s(): success\n", __func__);
+	return 0;
+
+fail:
+	iounmap(window);
+	if (mci)
+		edac_mc_free(mci);
+
+	return rc;
+}
+
+static int __devinit i3200_init_one(struct pci_dev *pdev,
+		const struct pci_device_id *ent)
+{
+	int rc;
+
+	debugf0("MC: %s()\n", __func__);
+
+	if (pci_enable_device(pdev) < 0)
+		return -EIO;
+
+	rc = i3200_probe1(pdev, ent->driver_data);
+	if (!mci_pdev)
+		mci_pdev = pci_dev_get(pdev);
+
+	return rc;
+}
+
+static void __devexit i3200_remove_one(struct pci_dev *pdev)
+{
+	struct mem_ctl_info *mci;
+	struct i3200_priv *priv;
+
+	debugf0("%s()\n", __func__);
+
+	mci = edac_mc_del_mc(&pdev->dev);
+	if (!mci)
+		return;
+
+	priv = mci->pvt_info;
+	iounmap(priv->window);
+
+	edac_mc_free(mci);
+}
+
+static const struct pci_device_id i3200_pci_tbl[] __devinitdata = {
+	{
+		PCI_VEND_DEV(INTEL, 3200_HB), PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+		I3200},
+	{
+		0,
+	}            /* 0 terminated list. */
+};
+
+MODULE_DEVICE_TABLE(pci, i3200_pci_tbl);
+
+static struct pci_driver i3200_driver = {
+	.name = EDAC_MOD_STR,
+	.probe = i3200_init_one,
+	.remove = __devexit_p(i3200_remove_one),
+	.id_table = i3200_pci_tbl,
+};
+
+static int __init i3200_init(void)
+{
+	int pci_rc;
+
+	debugf3("MC: %s()\n", __func__);
+
+	/* Ensure that the OPSTATE is set correctly for POLL or NMI */
+	opstate_init();
+
+	pci_rc = pci_register_driver(&i3200_driver);
+	if (pci_rc < 0)
+		goto fail0;
+
+	if (!mci_pdev) {
+		i3200_registered = 0;
+		mci_pdev = pci_get_device(PCI_VENDOR_ID_INTEL,
+				PCI_DEVICE_ID_INTEL_3200_HB, NULL);
+		if (!mci_pdev) {
+			debugf0("i3200 pci_get_device fail\n");
+			pci_rc = -ENODEV;
+			goto fail1;
+		}
+
+		pci_rc = i3200_init_one(mci_pdev, i3200_pci_tbl);
+		if (pci_rc < 0) {
+			debugf0("i3200 init fail\n");
+			pci_rc = -ENODEV;
+			goto fail1;
+		}
+	}
+
+	return 0;
+
+fail1:
+	pci_unregister_driver(&i3200_driver);
+
+fail0:
+	if (mci_pdev)
+		pci_dev_put(mci_pdev);
+
+	return pci_rc;
+}
+
+static void __exit i3200_exit(void)
+{
+	debugf3("MC: %s()\n", __func__);
+
+	pci_unregister_driver(&i3200_driver);
+	if (!i3200_registered) {
+		i3200_remove_one(mci_pdev);
+		pci_dev_put(mci_pdev);
+	}
+}
+
+module_init(i3200_init);
+module_exit(i3200_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Akamai Technologies, Inc.");
+MODULE_DESCRIPTION("MC support for Intel 3200 memory hub controllers");
+
+module_param(edac_op_state, int, 0444);
+MODULE_PARM_DESC(edac_op_state, "EDAC Error Reporting state: 0=Poll,1=NMI");
diff --git a/drivers/edac/i5000_edac.c b/drivers/edac/i5000_edac.c
index d335086f4a26..77a9579d7167 100644
--- a/drivers/edac/i5000_edac.c
+++ b/drivers/edac/i5000_edac.c
@@ -1173,7 +1173,7 @@ static void i5000_get_mc_regs(struct mem_ctl_info *mci)
 			pci_read_config_word(pvt->branch_1, where,
 					&pvt->b1_mtr[slot_row]);
 			debugf2("MTR%d where=0x%x B1 value=0x%x\n", slot_row,
-				where, pvt->b0_mtr[slot_row]);
+				where, pvt->b1_mtr[slot_row]);
 		} else {
 			pvt->b1_mtr[slot_row] = 0;
 		}
@@ -1232,7 +1232,7 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
 	struct csrow_info *p_csrow;
 	int empty, channel_count;
 	int max_csrows;
-	int mtr;
+	int mtr, mtr1;
 	int csrow_megs;
 	int channel;
 	int csrow;
@@ -1251,9 +1251,10 @@ static int i5000_init_csrows(struct mem_ctl_info *mci)
 
 		/* use branch 0 for the basis */
 		mtr = pvt->b0_mtr[csrow >> 1];
+		mtr1 = pvt->b1_mtr[csrow >> 1];
 
 		/* if no DIMMS on this row, continue */
-		if (!MTR_DIMMS_PRESENT(mtr))
+		if (!MTR_DIMMS_PRESENT(mtr) && !MTR_DIMMS_PRESENT(mtr1))
 			continue;
 
 		/* FAKE OUT VALUES, FIXME */
diff --git a/drivers/edac/i5400_edac.c b/drivers/edac/i5400_edac.c
index b08b6d8e2dc7..f99d10655ed4 100644
--- a/drivers/edac/i5400_edac.c
+++ b/drivers/edac/i5400_edac.c
@@ -46,9 +46,10 @@
 /* Limits for i5400 */
 #define NUM_MTRS_PER_BRANCH	4
 #define CHANNELS_PER_BRANCH	2
+#define MAX_DIMMS_PER_CHANNEL	NUM_MTRS_PER_BRANCH
 #define	MAX_CHANNELS		4
-#define MAX_DIMMS		(MAX_CHANNELS * 4)	/* Up to 4 DIMM's per channel */
-#define MAX_CSROWS		(MAX_DIMMS * 2)		/* max possible csrows per channel */
+/* max possible csrows per channel */
+#define MAX_CSROWS		(MAX_DIMMS_PER_CHANNEL)
 
 /* Device 16,
  * Function 0: System Address
@@ -331,7 +332,6 @@ static const struct i5400_dev_info i5400_devs[] = {
 
 struct i5400_dimm_info {
 	int megabytes;		/* size, 0 means not present  */
-	int dual_rank;
 };
 
 /* driver private data structure */
@@ -849,11 +849,9 @@ static int determine_mtr(struct i5400_pvt *pvt, int csrow, int channel)
 	int n;
 
 	/* There is one MTR for each slot pair of FB-DIMMs,
-	   Each slot may have one or two ranks (2 csrows),
 	   Each slot pair may be at branch 0 or branch 1.
-	   So, csrow should be divided by eight
 	 */
-	n = csrow >> 3;
+	n = csrow;
 
 	if (n >= NUM_MTRS_PER_BRANCH) {
 		debugf0("ERROR: trying to access an invalid csrow: %d\n",
@@ -905,25 +903,22 @@ static void handle_channel(struct i5400_pvt *pvt, int csrow, int channel,
 		amb_present_reg = determine_amb_present_reg(pvt, channel);
 
 		/* Determine if there is a DIMM present in this DIMM slot */
-		if (amb_present_reg & (1 << (csrow >> 1))) {
-			dinfo->dual_rank = MTR_DIMM_RANK(mtr);
-
-			if (!((dinfo->dual_rank == 0) &&
-				((csrow & 0x1) == 0x1))) {
-				/* Start with the number of bits for a Bank
-				 * on the DRAM */
-				addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr);
-				/* Add thenumber of ROW bits */
-				addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr);
-				/* add the number of COLUMN bits */
-				addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr);
-
-				addrBits += 6;	/* add 64 bits per DIMM */
-				addrBits -= 20;	/* divide by 2^^20 */
-				addrBits -= 3;	/* 8 bits per bytes */
-
-				dinfo->megabytes = 1 << addrBits;
-			}
+		if (amb_present_reg & (1 << csrow)) {
+			/* Start with the number of bits for a Bank
+			 * on the DRAM */
+			addrBits = MTR_DRAM_BANKS_ADDR_BITS(mtr);
+			/* Add thenumber of ROW bits */
+			addrBits += MTR_DIMM_ROWS_ADDR_BITS(mtr);
+			/* add the number of COLUMN bits */
+			addrBits += MTR_DIMM_COLS_ADDR_BITS(mtr);
+			/* add the number of RANK bits */
+			addrBits += MTR_DIMM_RANK(mtr);
+
+			addrBits += 6;	/* add 64 bits per DIMM */
+			addrBits -= 20;	/* divide by 2^^20 */
+			addrBits -= 3;	/* 8 bits per bytes */
+
+			dinfo->megabytes = 1 << addrBits;
 		}
 	}
 }
@@ -951,12 +946,12 @@ static void calculate_dimm_size(struct i5400_pvt *pvt)
 		return;
 	}
 
-	/* Scan all the actual CSROWS (which is # of DIMMS * 2)
+	/* Scan all the actual CSROWS
 	 * and calculate the information for each DIMM
 	 * Start with the highest csrow first, to display it first
 	 * and work toward the 0th csrow
 	 */
-	max_csrows = pvt->maxdimmperch * 2;
+	max_csrows = pvt->maxdimmperch;
 	for (csrow = max_csrows - 1; csrow >= 0; csrow--) {
 
 		/* on an odd csrow, first output a 'boundary' marker,
@@ -1064,7 +1059,7 @@ static void i5400_get_mc_regs(struct mem_ctl_info *mci)
 
 	/* Get the set of MTR[0-3] regs by each branch */
 	for (slot_row = 0; slot_row < NUM_MTRS_PER_BRANCH; slot_row++) {
-		int where = MTR0 + (slot_row * sizeof(u32));
+		int where = MTR0 + (slot_row * sizeof(u16));
 
 		/* Branch 0 set of MTR registers */
 		pci_read_config_word(pvt->branch_0, where,
@@ -1146,7 +1141,7 @@ static int i5400_init_csrows(struct mem_ctl_info *mci)
 	pvt = mci->pvt_info;
 
 	channel_count = pvt->maxch;
-	max_csrows = pvt->maxdimmperch * 2;
+	max_csrows = pvt->maxdimmperch;
 
 	empty = 1;		/* Assume NO memory */
 
@@ -1215,28 +1210,6 @@ static void i5400_enable_error_reporting(struct mem_ctl_info *mci)
 }
 
 /*
- * i5400_get_dimm_and_channel_counts(pdev, &num_csrows, &num_channels)
- *
- *	ask the device how many channels are present and how many CSROWS
- *	 as well
- */
-static void i5400_get_dimm_and_channel_counts(struct pci_dev *pdev,
-					int *num_dimms_per_channel,
-					int *num_channels)
-{
-	u8 value;
-
-	/* Need to retrieve just how many channels and dimms per channel are
-	 * supported on this memory controller
-	 */
-	pci_read_config_byte(pdev, MAXDIMMPERCH, &value);
-	*num_dimms_per_channel = (int)value * 2;
-
-	pci_read_config_byte(pdev, MAXCH, &value);
-	*num_channels = (int)value;
-}
-
-/*
  *	i5400_probe1	Probe for ONE instance of device to see if it is
  *			present.
  *	return:
@@ -1263,22 +1236,16 @@ static int i5400_probe1(struct pci_dev *pdev, int dev_idx)
 	if (PCI_FUNC(pdev->devfn) != 0)
 		return -ENODEV;
 
-	/* Ask the devices for the number of CSROWS and CHANNELS so
-	 * that we can calculate the memory resources, etc
-	 *
-	 * The Chipset will report what it can handle which will be greater
-	 * or equal to what the motherboard manufacturer will implement.
-	 *
-	 * As we don't have a motherboard identification routine to determine
+	/* As we don't have a motherboard identification routine to determine
 	 * actual number of slots/dimms per channel, we thus utilize the
 	 * resource as specified by the chipset. Thus, we might have
 	 * have more DIMMs per channel than actually on the mobo, but this
 	 * allows the driver to support upto the chipset max, without
 	 * some fancy mobo determination.
 	 */
-	i5400_get_dimm_and_channel_counts(pdev, &num_dimms_per_channel,
-					&num_channels);
-	num_csrows = num_dimms_per_channel * 2;
+	num_dimms_per_channel = MAX_DIMMS_PER_CHANNEL;
+	num_channels = MAX_CHANNELS;
+	num_csrows = num_dimms_per_channel;
 
 	debugf0("MC: %s(): Number of - Channels= %d  DIMMS= %d  CSROWS= %d\n",
 		__func__, num_channels, num_dimms_per_channel, num_csrows);
diff --git a/drivers/edac/mpc85xx_edac.c b/drivers/edac/mpc85xx_edac.c
index 3f2ccfc6407c..cf27402af97b 100644
--- a/drivers/edac/mpc85xx_edac.c
+++ b/drivers/edac/mpc85xx_edac.c
@@ -26,7 +26,9 @@
 #include "mpc85xx_edac.h"
 
 static int edac_dev_idx;
+#ifdef CONFIG_PCI
 static int edac_pci_idx;
+#endif
 static int edac_mc_idx;
 
 static u32 orig_ddr_err_disable;
@@ -41,7 +43,9 @@ static u32 orig_pci_err_en;
 #endif
 
 static u32 orig_l2_err_disable;
+#ifdef CONFIG_MPC85xx
 static u32 orig_hid1[2];
+#endif
 
 /************************ MC SYSFS parts ***********************************/
 
@@ -646,6 +650,7 @@ static struct of_device_id mpc85xx_l2_err_of_match[] = {
 	{ .compatible = "fsl,mpc8560-l2-cache-controller", },
 	{ .compatible = "fsl,mpc8568-l2-cache-controller", },
 	{ .compatible = "fsl,mpc8572-l2-cache-controller", },
+	{ .compatible = "fsl,p2020-l2-cache-controller", },
 	{},
 };
 
@@ -788,19 +793,20 @@ static void __devinit mpc85xx_init_csrows(struct mem_ctl_info *mci)
 		csrow = &mci->csrows[index];
 		cs_bnds = in_be32(pdata->mc_vbase + MPC85XX_MC_CS_BNDS_0 +
 				  (index * MPC85XX_MC_CS_BNDS_OFS));
-		start = (cs_bnds & 0xfff0000) << 4;
-		end = ((cs_bnds & 0xfff) << 20);
-		if (start)
-			start |= 0xfffff;
-		if (end)
-			end |= 0xfffff;
+
+		start = (cs_bnds & 0xffff0000) >> 16;
+		end   = (cs_bnds & 0x0000ffff);
 
 		if (start == end)
 			continue;	/* not populated */
 
+		start <<= (24 - PAGE_SHIFT);
+		end   <<= (24 - PAGE_SHIFT);
+		end    |= (1 << (24 - PAGE_SHIFT)) - 1;
+
 		csrow->first_page = start >> PAGE_SHIFT;
 		csrow->last_page = end >> PAGE_SHIFT;
-		csrow->nr_pages = csrow->last_page + 1 - csrow->first_page;
+		csrow->nr_pages = end + 1 - start;
 		csrow->grain = 8;
 		csrow->mtype = mtype;
 		csrow->dtype = DEV_UNKNOWN;
@@ -984,6 +990,8 @@ static struct of_device_id mpc85xx_mc_err_of_match[] = {
 	{ .compatible = "fsl,mpc8560-memory-controller", },
 	{ .compatible = "fsl,mpc8568-memory-controller", },
 	{ .compatible = "fsl,mpc8572-memory-controller", },
+	{ .compatible = "fsl,mpc8349-memory-controller", },
+	{ .compatible = "fsl,p2020-memory-controller", },
 	{},
 };
 
@@ -999,13 +1007,13 @@ static struct of_platform_driver mpc85xx_mc_err_driver = {
 		   },
 };
 
-
+#ifdef CONFIG_MPC85xx
 static void __init mpc85xx_mc_clear_rfxe(void *data)
 {
 	orig_hid1[smp_processor_id()] = mfspr(SPRN_HID1);
 	mtspr(SPRN_HID1, (orig_hid1[smp_processor_id()] & ~0x20000));
 }
-
+#endif
 
 static int __init mpc85xx_mc_init(void)
 {
@@ -1038,26 +1046,32 @@ static int __init mpc85xx_mc_init(void)
 		printk(KERN_WARNING EDAC_MOD_STR "PCI fails to register\n");
 #endif
 
+#ifdef CONFIG_MPC85xx
 	/*
 	 * need to clear HID1[RFXE] to disable machine check int
 	 * so we can catch it
 	 */
 	if (edac_op_state == EDAC_OPSTATE_INT)
 		on_each_cpu(mpc85xx_mc_clear_rfxe, NULL, 0);
+#endif
 
 	return 0;
 }
 
 module_init(mpc85xx_mc_init);
 
+#ifdef CONFIG_MPC85xx
 static void __exit mpc85xx_mc_restore_hid1(void *data)
 {
 	mtspr(SPRN_HID1, orig_hid1[smp_processor_id()]);
 }
+#endif
 
 static void __exit mpc85xx_mc_exit(void)
 {
+#ifdef CONFIG_MPC85xx
 	on_each_cpu(mpc85xx_mc_restore_hid1, NULL, 0);
+#endif
 #ifdef CONFIG_PCI
 	of_unregister_platform_driver(&mpc85xx_pci_err_driver);
 #endif
diff --git a/drivers/edac/mv64x60_edac.c b/drivers/edac/mv64x60_edac.c
index 5131aaae8e03..a6b9fec13a74 100644
--- a/drivers/edac/mv64x60_edac.c
+++ b/drivers/edac/mv64x60_edac.c
@@ -90,7 +90,7 @@ static int __init mv64x60_pci_fixup(struct platform_device *pdev)
 		return -ENOENT;
 	}
 
-	pci_serr = ioremap(r->start, r->end - r->start + 1);
+	pci_serr = ioremap(r->start, resource_size(r));
 	if (!pci_serr)
 		return -ENOMEM;
 
@@ -140,7 +140,7 @@ static int __devinit mv64x60_pci_err_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdata->name)) {
 		printk(KERN_ERR "%s: Error while requesting mem region\n",
 		       __func__);
@@ -150,7 +150,7 @@ static int __devinit mv64x60_pci_err_probe(struct platform_device *pdev)
 
 	pdata->pci_vbase = devm_ioremap(&pdev->dev,
 					r->start,
-					r->end - r->start + 1);
+					resource_size(r));
 	if (!pdata->pci_vbase) {
 		printk(KERN_ERR "%s: Unable to setup PCI err regs\n", __func__);
 		res = -ENOMEM;
@@ -306,7 +306,7 @@ static int __devinit mv64x60_sram_err_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdata->name)) {
 		printk(KERN_ERR "%s: Error while request mem region\n",
 		       __func__);
@@ -316,7 +316,7 @@ static int __devinit mv64x60_sram_err_probe(struct platform_device *pdev)
 
 	pdata->sram_vbase = devm_ioremap(&pdev->dev,
 					 r->start,
-					 r->end - r->start + 1);
+					 resource_size(r));
 	if (!pdata->sram_vbase) {
 		printk(KERN_ERR "%s: Unable to setup SRAM err regs\n",
 		       __func__);
@@ -474,7 +474,7 @@ static int __devinit mv64x60_cpu_err_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdata->name)) {
 		printk(KERN_ERR "%s: Error while requesting mem region\n",
 		       __func__);
@@ -484,7 +484,7 @@ static int __devinit mv64x60_cpu_err_probe(struct platform_device *pdev)
 
 	pdata->cpu_vbase[0] = devm_ioremap(&pdev->dev,
 					   r->start,
-					   r->end - r->start + 1);
+					   resource_size(r));
 	if (!pdata->cpu_vbase[0]) {
 		printk(KERN_ERR "%s: Unable to setup CPU err regs\n", __func__);
 		res = -ENOMEM;
@@ -501,7 +501,7 @@ static int __devinit mv64x60_cpu_err_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdata->name)) {
 		printk(KERN_ERR "%s: Error while requesting mem region\n",
 		       __func__);
@@ -511,7 +511,7 @@ static int __devinit mv64x60_cpu_err_probe(struct platform_device *pdev)
 
 	pdata->cpu_vbase[1] = devm_ioremap(&pdev->dev,
 					   r->start,
-					   r->end - r->start + 1);
+					   resource_size(r));
 	if (!pdata->cpu_vbase[1]) {
 		printk(KERN_ERR "%s: Unable to setup CPU err regs\n", __func__);
 		res = -ENOMEM;
@@ -726,7 +726,7 @@ static int __devinit mv64x60_mc_err_probe(struct platform_device *pdev)
 
 	if (!devm_request_mem_region(&pdev->dev,
 				     r->start,
-				     r->end - r->start + 1,
+				     resource_size(r),
 				     pdata->name)) {
 		printk(KERN_ERR "%s: Error while requesting mem region\n",
 		       __func__);
@@ -736,7 +736,7 @@ static int __devinit mv64x60_mc_err_probe(struct platform_device *pdev)
 
 	pdata->mc_vbase = devm_ioremap(&pdev->dev,
 				       r->start,
-				       r->end - r->start + 1);
+				       resource_size(r));
 	if (!pdata->mc_vbase) {
 		printk(KERN_ERR "%s: Unable to setup MC err regs\n", __func__);
 		res = -ENOMEM;
diff --git a/drivers/firewire/core-card.c b/drivers/firewire/core-card.c
index f74edae5cb4c..e4864e894e4f 100644
--- a/drivers/firewire/core-card.c
+++ b/drivers/firewire/core-card.c
@@ -444,16 +444,13 @@ int fw_card_add(struct fw_card *card,
 	card->guid = guid;
 
 	mutex_lock(&card_mutex);
-	config_rom = generate_config_rom(card, &length);
-	list_add_tail(&card->link, &card_list);
-	mutex_unlock(&card_mutex);
 
+	config_rom = generate_config_rom(card, &length);
 	ret = card->driver->enable(card, config_rom, length);
-	if (ret < 0) {
-		mutex_lock(&card_mutex);
-		list_del(&card->link);
-		mutex_unlock(&card_mutex);
-	}
+	if (ret == 0)
+		list_add_tail(&card->link, &card_list);
+
+	mutex_unlock(&card_mutex);
 
 	return ret;
 }
diff --git a/drivers/firewire/core-cdev.c b/drivers/firewire/core-cdev.c
index ced186d7e9a9..5089331544ed 100644
--- a/drivers/firewire/core-cdev.c
+++ b/drivers/firewire/core-cdev.c
@@ -33,6 +33,7 @@
 #include <linux/mutex.h>
 #include <linux/poll.h>
 #include <linux/preempt.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/time.h>
 #include <linux/uaccess.h>
diff --git a/drivers/firewire/core-transaction.c b/drivers/firewire/core-transaction.c
index 479b22f5a1eb..da628c72a462 100644
--- a/drivers/firewire/core-transaction.c
+++ b/drivers/firewire/core-transaction.c
@@ -834,7 +834,7 @@ static void handle_topology_map(struct fw_card *card, struct fw_request *request
 }
 
 static struct fw_address_handler topology_map = {
-	.length			= 0x200,
+	.length			= 0x400,
 	.address_callback	= handle_topology_map,
 };
 
diff --git a/drivers/firewire/core.h b/drivers/firewire/core.h
index 6052816be353..7ff6e7585152 100644
--- a/drivers/firewire/core.h
+++ b/drivers/firewire/core.h
@@ -96,6 +96,20 @@ int fw_core_initiate_bus_reset(struct fw_card *card, int short_reset);
 int fw_compute_block_crc(u32 *block);
 void fw_schedule_bm_work(struct fw_card *card, unsigned long delay);
 
+static inline struct fw_card *fw_card_get(struct fw_card *card)
+{
+	kref_get(&card->kref);
+
+	return card;
+}
+
+void fw_card_release(struct kref *kref);
+
+static inline void fw_card_put(struct fw_card *card)
+{
+	kref_put(&card->kref, fw_card_release);
+}
+
 
 /* -cdev */
 
diff --git a/drivers/firewire/ohci.c b/drivers/firewire/ohci.c
index 76b321bb73f9..94260aa76aa3 100644
--- a/drivers/firewire/ohci.c
+++ b/drivers/firewire/ohci.c
@@ -275,7 +275,7 @@ static void log_irqs(u32 evt)
 	    !(evt & OHCI1394_busReset))
 		return;
 
-	fw_notify("IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt,
+	fw_notify("IRQ %08x%s%s%s%s%s%s%s%s%s%s%s%s%s%s\n", evt,
 	    evt & OHCI1394_selfIDComplete	? " selfID"		: "",
 	    evt & OHCI1394_RQPkt		? " AR_req"		: "",
 	    evt & OHCI1394_RSPkt		? " AR_resp"		: "",
@@ -286,6 +286,7 @@ static void log_irqs(u32 evt)
 	    evt & OHCI1394_postedWriteErr	? " postedWriteErr"	: "",
 	    evt & OHCI1394_cycleTooLong		? " cycleTooLong"	: "",
 	    evt & OHCI1394_cycle64Seconds	? " cycle64Seconds"	: "",
+	    evt & OHCI1394_cycleInconsistent	? " cycleInconsistent"	: "",
 	    evt & OHCI1394_regAccessFail	? " regAccessFail"	: "",
 	    evt & OHCI1394_busReset		? " busReset"		: "",
 	    evt & ~(OHCI1394_selfIDComplete | OHCI1394_RQPkt |
@@ -293,6 +294,7 @@ static void log_irqs(u32 evt)
 		    OHCI1394_respTxComplete | OHCI1394_isochRx |
 		    OHCI1394_isochTx | OHCI1394_postedWriteErr |
 		    OHCI1394_cycleTooLong | OHCI1394_cycle64Seconds |
+		    OHCI1394_cycleInconsistent |
 		    OHCI1394_regAccessFail | OHCI1394_busReset)
 						? " ?"			: "");
 }
@@ -1279,8 +1281,8 @@ static void bus_reset_tasklet(unsigned long data)
 	 * the inverted quadlets and a header quadlet, we shift one
 	 * bit extra to get the actual number of self IDs.
 	 */
-	self_id_count = (reg >> 3) & 0x3ff;
-	if (self_id_count == 0) {
+	self_id_count = (reg >> 3) & 0xff;
+	if (self_id_count == 0 || self_id_count > 252) {
 		fw_notify("inconsistent self IDs\n");
 		return;
 	}
@@ -1439,6 +1441,17 @@ static irqreturn_t irq_handler(int irq, void *data)
 			  OHCI1394_LinkControl_cycleMaster);
 	}
 
+	if (unlikely(event & OHCI1394_cycleInconsistent)) {
+		/*
+		 * We need to clear this event bit in order to make
+		 * cycleMatch isochronous I/O work.  In theory we should
+		 * stop active cycleMatch iso contexts now and restart
+		 * them at least two cycles later.  (FIXME?)
+		 */
+		if (printk_ratelimit())
+			fw_notify("isochronous cycle inconsistent\n");
+	}
+
 	if (event & OHCI1394_cycle64Seconds) {
 		cycle_time = reg_read(ohci, OHCI1394_IsochronousCycleTimer);
 		if ((cycle_time & 0x80000000) == 0)
@@ -1528,6 +1541,7 @@ static int ohci_enable(struct fw_card *card, u32 *config_rom, size_t length)
 		  OHCI1394_reqTxComplete | OHCI1394_respTxComplete |
 		  OHCI1394_isochRx | OHCI1394_isochTx |
 		  OHCI1394_postedWriteErr | OHCI1394_cycleTooLong |
+		  OHCI1394_cycleInconsistent |
 		  OHCI1394_cycle64Seconds | OHCI1394_regAccessFail |
 		  OHCI1394_masterIntEnable);
 	if (param_debug & OHCI_PARAM_DEBUG_BUSRESETS)
@@ -1890,15 +1904,30 @@ static int handle_it_packet(struct context *context,
 {
 	struct iso_context *ctx =
 		container_of(context, struct iso_context, context);
+	int i;
+	struct descriptor *pd;
 
-	if (last->transfer_status == 0)
-		/* This descriptor isn't done yet, stop iteration. */
+	for (pd = d; pd <= last; pd++)
+		if (pd->transfer_status)
+			break;
+	if (pd > last)
+		/* Descriptor(s) not done yet, stop iteration */
 		return 0;
 
-	if (le16_to_cpu(last->control) & DESCRIPTOR_IRQ_ALWAYS)
+	i = ctx->header_length;
+	if (i + 4 < PAGE_SIZE) {
+		/* Present this value as big-endian to match the receive code */
+		*(__be32 *)(ctx->header + i) = cpu_to_be32(
+				((u32)le16_to_cpu(pd->transfer_status) << 16) |
+				le16_to_cpu(pd->res_count));
+		ctx->header_length += 4;
+	}
+	if (le16_to_cpu(last->control) & DESCRIPTOR_IRQ_ALWAYS) {
 		ctx->base.callback(&ctx->base, le16_to_cpu(last->res_count),
-				   0, NULL, ctx->base.callback_data);
-
+				   ctx->header_length, ctx->header,
+				   ctx->base.callback_data);
+		ctx->header_length = 0;
+	}
 	return 1;
 }
 
diff --git a/drivers/firewire/sbp2.c b/drivers/firewire/sbp2.c
index e5df822a8130..98dbbda3ad41 100644
--- a/drivers/firewire/sbp2.c
+++ b/drivers/firewire/sbp2.c
@@ -188,14 +188,7 @@ static struct fw_device *target_device(struct sbp2_target *tgt)
 /* Impossible login_id, to detect logout attempt before successful login */
 #define INVALID_LOGIN_ID 0x10000
 
-/*
- * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be
- * provided in the config rom. Most devices do provide a value, which
- * we'll use for login management orbs, but with some sane limits.
- */
-#define SBP2_MIN_LOGIN_ORB_TIMEOUT	5000U	/* Timeout in ms */
-#define SBP2_MAX_LOGIN_ORB_TIMEOUT	40000U	/* Timeout in ms */
-#define SBP2_ORB_TIMEOUT		2000U	/* Timeout in ms */
+#define SBP2_ORB_TIMEOUT		2000U		/* Timeout in ms */
 #define SBP2_ORB_NULL			0x80000000
 #define SBP2_RETRY_LIMIT		0xf		/* 15 retries */
 #define SBP2_CYCLE_LIMIT		(0xc8 << 12)	/* 200 125us cycles */
@@ -354,8 +347,7 @@ static const struct {
 	/* DViCO Momobay FX-3A with TSB42AA9A bridge */ {
 		.firmware_revision	= 0x002800,
 		.model			= 0x000000,
-		.workarounds		= SBP2_WORKAROUND_DELAY_INQUIRY |
-					  SBP2_WORKAROUND_POWER_CONDITION,
+		.workarounds		= SBP2_WORKAROUND_POWER_CONDITION,
 	},
 	/* Initio bridges, actually only needed for some older ones */ {
 		.firmware_revision	= 0x000200,
@@ -425,19 +417,20 @@ static void sbp2_status_write(struct fw_card *card, struct fw_request *request,
 	struct sbp2_logical_unit *lu = callback_data;
 	struct sbp2_orb *orb;
 	struct sbp2_status status;
-	size_t header_size;
 	unsigned long flags;
 
 	if (tcode != TCODE_WRITE_BLOCK_REQUEST ||
-	    length == 0 || length > sizeof(status)) {
+	    length < 8 || length > sizeof(status)) {
 		fw_send_response(card, request, RCODE_TYPE_ERROR);
 		return;
 	}
 
-	header_size = min(length, 2 * sizeof(u32));
-	fw_memcpy_from_be32(&status, payload, header_size);
-	if (length > header_size)
-		memcpy(status.data, payload + 8, length - header_size);
+	status.status  = be32_to_cpup(payload);
+	status.orb_low = be32_to_cpup(payload + 4);
+	memset(status.data, 0, sizeof(status.data));
+	if (length > 8)
+		memcpy(status.data, payload + 8, length - 8);
+
 	if (STATUS_GET_SOURCE(status) == 2 || STATUS_GET_SOURCE(status) == 3) {
 		fw_notify("non-orb related status write, not handled\n");
 		fw_send_response(card, request, RCODE_COMPLETE);
@@ -1034,7 +1027,6 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
 {
 	struct fw_csr_iterator ci;
 	int key, value;
-	unsigned int timeout;
 
 	fw_csr_iterator_init(&ci, directory);
 	while (fw_csr_iterator_next(&ci, &key, &value)) {
@@ -1059,17 +1051,7 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
 
 		case SBP2_CSR_UNIT_CHARACTERISTICS:
 			/* the timeout value is stored in 500ms units */
-			timeout = ((unsigned int) value >> 8 & 0xff) * 500;
-			timeout = max(timeout, SBP2_MIN_LOGIN_ORB_TIMEOUT);
-			tgt->mgt_orb_timeout =
-				  min(timeout, SBP2_MAX_LOGIN_ORB_TIMEOUT);
-
-			if (timeout > tgt->mgt_orb_timeout)
-				fw_notify("%s: config rom contains %ds "
-					  "management ORB timeout, limiting "
-					  "to %ds\n", tgt->bus_id,
-					  timeout / 1000,
-					  tgt->mgt_orb_timeout / 1000);
+			tgt->mgt_orb_timeout = (value >> 8 & 0xff) * 500;
 			break;
 
 		case SBP2_CSR_LOGICAL_UNIT_NUMBER:
@@ -1087,6 +1069,22 @@ static int sbp2_scan_unit_dir(struct sbp2_target *tgt, u32 *directory,
 	return 0;
 }
 
+/*
+ * Per section 7.4.8 of the SBP-2 spec, a mgt_ORB_timeout value can be
+ * provided in the config rom. Most devices do provide a value, which
+ * we'll use for login management orbs, but with some sane limits.
+ */
+static void sbp2_clamp_management_orb_timeout(struct sbp2_target *tgt)
+{
+	unsigned int timeout = tgt->mgt_orb_timeout;
+
+	if (timeout > 40000)
+		fw_notify("%s: %ds mgt_ORB_timeout limited to 40s\n",
+			  tgt->bus_id, timeout / 1000);
+
+	tgt->mgt_orb_timeout = clamp_val(timeout, 5000, 40000);
+}
+
 static void sbp2_init_workarounds(struct sbp2_target *tgt, u32 model,
 				  u32 firmware_revision)
 {
@@ -1171,6 +1169,7 @@ static int sbp2_probe(struct device *dev)
 			       &firmware_revision) < 0)
 		goto fail_tgt_put;
 
+	sbp2_clamp_management_orb_timeout(tgt);
 	sbp2_init_workarounds(tgt, model, firmware_revision);
 
 	/*
diff --git a/drivers/firmware/iscsi_ibft.c b/drivers/firmware/iscsi_ibft.c
index 420a96e7f2db..051d1ebbd287 100644
--- a/drivers/firmware/iscsi_ibft.c
+++ b/drivers/firmware/iscsi_ibft.c
@@ -939,7 +939,7 @@ static int __init ibft_init(void)
 
 	if (ibft_addr) {
 		printk(KERN_INFO "iBFT detected at 0x%llx.\n",
-		       (u64)virt_to_phys((void *)ibft_addr));
+		       (u64)isa_virt_to_bus(ibft_addr));
 
 		rc = ibft_check_device();
 		if (rc)
diff --git a/drivers/firmware/iscsi_ibft_find.c b/drivers/firmware/iscsi_ibft_find.c
index d53fbbfefa3e..dfb15c06c88f 100644
--- a/drivers/firmware/iscsi_ibft_find.c
+++ b/drivers/firmware/iscsi_ibft_find.c
@@ -65,10 +65,10 @@ void __init reserve_ibft_region(void)
 		 * so skip that area */
 		if (pos == VGA_MEM)
 			pos += VGA_SIZE;
-		virt = phys_to_virt(pos);
+		virt = isa_bus_to_virt(pos);
 		if (memcmp(virt, IBFT_SIGN, IBFT_SIGN_LEN) == 0) {
 			unsigned long *addr =
-			    (unsigned long *)phys_to_virt(pos + 4);
+			    (unsigned long *)isa_bus_to_virt(pos + 4);
 			len = *addr;
 			/* if the length of the table extends past 1M,
 			 * the table cannot be valid. */
diff --git a/drivers/firmware/memmap.c b/drivers/firmware/memmap.c
index d5ea8a68d338..56f9234781fa 100644
--- a/drivers/firmware/memmap.c
+++ b/drivers/firmware/memmap.c
@@ -164,7 +164,7 @@ int __init firmware_map_add_early(u64 start, u64 end, const char *type)
 {
 	struct firmware_map_entry *entry;
 
-	entry = alloc_bootmem_low(sizeof(struct firmware_map_entry));
+	entry = alloc_bootmem(sizeof(struct firmware_map_entry));
 	if (WARN_ON(!entry))
 		return -ENOMEM;
 
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
index 6b4c484a699a..2ad0128c63c6 100644
--- a/drivers/gpio/Kconfig
+++ b/drivers/gpio/Kconfig
@@ -162,6 +162,16 @@ config GPIO_WM831X
 	  Say yes here to access the GPIO signals of WM831x power management
 	  chips from Wolfson Microelectronics.
 
+config GPIO_ADP5520
+	tristate "GPIO Support for ADP5520 PMIC"
+	depends on PMIC_ADP5520
+	help
+	  This option enables support for on-chip GPIO found
+	  on Analog Devices ADP5520 PMICs.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called adp5520-gpio.
+
 comment "PCI GPIO expanders:"
 
 config GPIO_BT8XX
@@ -180,6 +190,12 @@ config GPIO_BT8XX
 
 	  If unsure, say N.
 
+config GPIO_LANGWELL
+	bool "Intel Moorestown Platform Langwell GPIO support"
+	depends on PCI
+	help
+	  Say Y here to support Intel Moorestown platform GPIO.
+
 comment "SPI GPIO expanders:"
 
 config GPIO_MAX7301
@@ -195,4 +211,23 @@ config GPIO_MCP23S08
 	  SPI driver for Microchip MCP23S08 I/O expander.  This provides
 	  a GPIO interface supporting inputs and outputs.
 
+config GPIO_MC33880
+	tristate "Freescale MC33880 high-side/low-side switch"
+	depends on SPI_MASTER
+	help
+	  SPI driver for Freescale MC33880 high-side/low-side switch.
+	  This provides GPIO interface supporting inputs and outputs.
+
+comment "AC97 GPIO expanders:"
+
+config GPIO_UCB1400
+	bool "Philips UCB1400 GPIO"
+	depends on UCB1400_CORE
+	help
+	  This enables support for the Philips UCB1400 GPIO pins.
+	  The UCB1400 is an AC97 audio codec.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called ucb1400_gpio.
+
 endif
diff --git a/drivers/gpio/Makefile b/drivers/gpio/Makefile
index ea7c745f26a8..00a532c9a1e2 100644
--- a/drivers/gpio/Makefile
+++ b/drivers/gpio/Makefile
@@ -4,13 +4,17 @@ ccflags-$(CONFIG_DEBUG_GPIO)	+= -DDEBUG
 
 obj-$(CONFIG_GPIOLIB)		+= gpiolib.o
 
+obj-$(CONFIG_GPIO_ADP5520)	+= adp5520-gpio.o
+obj-$(CONFIG_GPIO_LANGWELL)	+= langwell_gpio.o
 obj-$(CONFIG_GPIO_MAX7301)	+= max7301.o
 obj-$(CONFIG_GPIO_MAX732X)	+= max732x.o
+obj-$(CONFIG_GPIO_MC33880)	+= mc33880.o
 obj-$(CONFIG_GPIO_MCP23S08)	+= mcp23s08.o
 obj-$(CONFIG_GPIO_PCA953X)	+= pca953x.o
 obj-$(CONFIG_GPIO_PCF857X)	+= pcf857x.o
 obj-$(CONFIG_GPIO_PL061)	+= pl061.o
 obj-$(CONFIG_GPIO_TWL4030)	+= twl4030-gpio.o
+obj-$(CONFIG_GPIO_UCB1400)	+= ucb1400_gpio.o
 obj-$(CONFIG_GPIO_XILINX)	+= xilinx_gpio.o
 obj-$(CONFIG_GPIO_BT8XX)	+= bt8xxgpio.o
 obj-$(CONFIG_GPIO_VR41XX)	+= vr41xx_giu.o
diff --git a/drivers/gpio/adp5520-gpio.c b/drivers/gpio/adp5520-gpio.c
new file mode 100644
index 000000000000..ad05bbc7ffd5
--- /dev/null
+++ b/drivers/gpio/adp5520-gpio.c
@@ -0,0 +1,206 @@
+/*
+ * GPIO driver for Analog Devices ADP5520 MFD PMICs
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/mfd/adp5520.h>
+
+#include <linux/gpio.h>
+
+struct adp5520_gpio {
+	struct device *master;
+	struct gpio_chip gpio_chip;
+	unsigned char lut[ADP5520_MAXGPIOS];
+	unsigned long output;
+};
+
+static int adp5520_gpio_get_value(struct gpio_chip *chip, unsigned off)
+{
+	struct adp5520_gpio *dev;
+	uint8_t reg_val;
+
+	dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+
+	/*
+	 * There are dedicated registers for GPIO IN/OUT.
+	 * Make sure we return the right value, even when configured as output
+	 */
+
+	if (test_bit(off, &dev->output))
+		adp5520_read(dev->master, GPIO_OUT, &reg_val);
+	else
+		adp5520_read(dev->master, GPIO_IN, &reg_val);
+
+	return !!(reg_val & dev->lut[off]);
+}
+
+static void adp5520_gpio_set_value(struct gpio_chip *chip,
+		unsigned off, int val)
+{
+	struct adp5520_gpio *dev;
+	dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+
+	if (val)
+		adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+	else
+		adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+}
+
+static int adp5520_gpio_direction_input(struct gpio_chip *chip, unsigned off)
+{
+	struct adp5520_gpio *dev;
+	dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+
+	clear_bit(off, &dev->output);
+
+	return adp5520_clr_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+}
+
+static int adp5520_gpio_direction_output(struct gpio_chip *chip,
+		unsigned off, int val)
+{
+	struct adp5520_gpio *dev;
+	int ret = 0;
+	dev = container_of(chip, struct adp5520_gpio, gpio_chip);
+
+	set_bit(off, &dev->output);
+
+	if (val)
+		ret |= adp5520_set_bits(dev->master, GPIO_OUT, dev->lut[off]);
+	else
+		ret |= adp5520_clr_bits(dev->master, GPIO_OUT, dev->lut[off]);
+
+	ret |= adp5520_set_bits(dev->master, GPIO_CFG_2, dev->lut[off]);
+
+	return ret;
+}
+
+static int __devinit adp5520_gpio_probe(struct platform_device *pdev)
+{
+	struct adp5520_gpio_platfrom_data *pdata = pdev->dev.platform_data;
+	struct adp5520_gpio *dev;
+	struct gpio_chip *gc;
+	int ret, i, gpios;
+	unsigned char ctl_mask = 0;
+
+	if (pdata == NULL) {
+		dev_err(&pdev->dev, "missing platform data\n");
+		return -ENODEV;
+	}
+
+	if (pdev->id != ID_ADP5520) {
+		dev_err(&pdev->dev, "only ADP5520 supports GPIO\n");
+		return -ENODEV;
+	}
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (dev == NULL) {
+		dev_err(&pdev->dev, "failed to alloc memory\n");
+		return -ENOMEM;
+	}
+
+	dev->master = pdev->dev.parent;
+
+	for (gpios = 0, i = 0; i < ADP5520_MAXGPIOS; i++)
+		if (pdata->gpio_en_mask & (1 << i))
+			dev->lut[gpios++] = 1 << i;
+
+	if (gpios < 1) {
+		ret = -EINVAL;
+		goto err;
+	}
+
+	gc = &dev->gpio_chip;
+	gc->direction_input  = adp5520_gpio_direction_input;
+	gc->direction_output = adp5520_gpio_direction_output;
+	gc->get = adp5520_gpio_get_value;
+	gc->set = adp5520_gpio_set_value;
+	gc->can_sleep = 1;
+
+	gc->base = pdata->gpio_start;
+	gc->ngpio = gpios;
+	gc->label = pdev->name;
+	gc->owner = THIS_MODULE;
+
+	ret = adp5520_clr_bits(dev->master, GPIO_CFG_1,
+		pdata->gpio_en_mask);
+
+	if (pdata->gpio_en_mask & GPIO_C3)
+		ctl_mask |= C3_MODE;
+
+	if (pdata->gpio_en_mask & GPIO_R3)
+		ctl_mask |= R3_MODE;
+
+	if (ctl_mask)
+		ret = adp5520_set_bits(dev->master, LED_CONTROL,
+			ctl_mask);
+
+	ret |= adp5520_set_bits(dev->master, GPIO_PULLUP,
+		pdata->gpio_pullup_mask);
+
+	if (ret) {
+		dev_err(&pdev->dev, "failed to write\n");
+		goto err;
+	}
+
+	ret = gpiochip_add(&dev->gpio_chip);
+	if (ret)
+		goto err;
+
+	platform_set_drvdata(pdev, dev);
+	return 0;
+
+err:
+	kfree(dev);
+	return ret;
+}
+
+static int __devexit adp5520_gpio_remove(struct platform_device *pdev)
+{
+	struct adp5520_gpio *dev;
+	int ret;
+
+	dev = platform_get_drvdata(pdev);
+	ret = gpiochip_remove(&dev->gpio_chip);
+	if (ret) {
+		dev_err(&pdev->dev, "%s failed, %d\n",
+				"gpiochip_remove()", ret);
+		return ret;
+	}
+
+	kfree(dev);
+	return 0;
+}
+
+static struct platform_driver adp5520_gpio_driver = {
+	.driver	= {
+		.name	= "adp5520-gpio",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= adp5520_gpio_probe,
+	.remove		= __devexit_p(adp5520_gpio_remove),
+};
+
+static int __init adp5520_gpio_init(void)
+{
+	return platform_driver_register(&adp5520_gpio_driver);
+}
+module_init(adp5520_gpio_init);
+
+static void __exit adp5520_gpio_exit(void)
+{
+	platform_driver_unregister(&adp5520_gpio_driver);
+}
+module_exit(adp5520_gpio_exit);
+
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("GPIO ADP5520 Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:adp5520-gpio");
diff --git a/drivers/gpio/bt8xxgpio.c b/drivers/gpio/bt8xxgpio.c
index 984b587f0f96..2559f2289409 100644
--- a/drivers/gpio/bt8xxgpio.c
+++ b/drivers/gpio/bt8xxgpio.c
@@ -46,8 +46,7 @@
 #include <linux/module.h>
 #include <linux/pci.h>
 #include <linux/spinlock.h>
-
-#include <asm/gpio.h>
+#include <linux/gpio.h>
 
 /* Steal the hardware definitions from the bttv driver. */
 #include "../media/video/bt8xx/bt848.h"
@@ -331,13 +330,13 @@ static struct pci_driver bt8xxgpio_pci_driver = {
 	.resume		= bt8xxgpio_resume,
 };
 
-static int bt8xxgpio_init(void)
+static int __init bt8xxgpio_init(void)
 {
 	return pci_register_driver(&bt8xxgpio_pci_driver);
 }
 module_init(bt8xxgpio_init)
 
-static void bt8xxgpio_exit(void)
+static void __exit bt8xxgpio_exit(void)
 {
 	pci_unregister_driver(&bt8xxgpio_pci_driver);
 }
diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c
index 51a8d4103be5..50de0f5750d8 100644
--- a/drivers/gpio/gpiolib.c
+++ b/drivers/gpio/gpiolib.c
@@ -1,5 +1,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/interrupt.h>
 #include <linux/irq.h>
 #include <linux/spinlock.h>
 #include <linux/device.h>
@@ -7,6 +8,7 @@
 #include <linux/debugfs.h>
 #include <linux/seq_file.h>
 #include <linux/gpio.h>
+#include <linux/idr.h>
 
 
 /* Optional implementation infrastructure for GPIO interfaces.
@@ -49,6 +51,13 @@ struct gpio_desc {
 #define FLAG_RESERVED	2
 #define FLAG_EXPORT	3	/* protected by sysfs_lock */
 #define FLAG_SYSFS	4	/* exported via /sys/class/gpio/control */
+#define FLAG_TRIG_FALL	5	/* trigger on falling edge */
+#define FLAG_TRIG_RISE	6	/* trigger on rising edge */
+
+#define PDESC_ID_SHIFT	16	/* add new flags before this one */
+
+#define GPIO_FLAGS_MASK		((1 << PDESC_ID_SHIFT) - 1)
+#define GPIO_TRIGGER_MASK	(BIT(FLAG_TRIG_FALL) | BIT(FLAG_TRIG_RISE))
 
 #ifdef CONFIG_DEBUG_FS
 	const char		*label;
@@ -56,6 +65,15 @@ struct gpio_desc {
 };
 static struct gpio_desc gpio_desc[ARCH_NR_GPIOS];
 
+#ifdef CONFIG_GPIO_SYSFS
+struct poll_desc {
+	struct work_struct	work;
+	struct sysfs_dirent	*value_sd;
+};
+
+static struct idr pdesc_idr;
+#endif
+
 static inline void desc_set_label(struct gpio_desc *d, const char *label)
 {
 #ifdef CONFIG_DEBUG_FS
@@ -188,10 +206,10 @@ static DEFINE_MUTEX(sysfs_lock);
  *   /value
  *      * always readable, subject to hardware behavior
  *      * may be writable, as zero/nonzero
- *
- * REVISIT there will likely be an attribute for configuring async
- * notifications, e.g. to specify polling interval or IRQ trigger type
- * that would for example trigger a poll() on the "value".
+ *   /edge
+ *      * configures behavior of poll(2) on /value
+ *      * available only if pin can generate IRQs on input
+ *      * is read/write as "none", "falling", "rising", or "both"
  */
 
 static ssize_t gpio_direction_show(struct device *dev,
@@ -288,6 +306,175 @@ static ssize_t gpio_value_store(struct device *dev,
 static /*const*/ DEVICE_ATTR(value, 0644,
 		gpio_value_show, gpio_value_store);
 
+static irqreturn_t gpio_sysfs_irq(int irq, void *priv)
+{
+	struct work_struct	*work = priv;
+
+	schedule_work(work);
+	return IRQ_HANDLED;
+}
+
+static void gpio_notify_sysfs(struct work_struct *work)
+{
+	struct poll_desc	*pdesc;
+
+	pdesc = container_of(work, struct poll_desc, work);
+	sysfs_notify_dirent(pdesc->value_sd);
+}
+
+static int gpio_setup_irq(struct gpio_desc *desc, struct device *dev,
+		unsigned long gpio_flags)
+{
+	struct poll_desc	*pdesc;
+	unsigned long		irq_flags;
+	int			ret, irq, id;
+
+	if ((desc->flags & GPIO_TRIGGER_MASK) == gpio_flags)
+		return 0;
+
+	irq = gpio_to_irq(desc - gpio_desc);
+	if (irq < 0)
+		return -EIO;
+
+	id = desc->flags >> PDESC_ID_SHIFT;
+	pdesc = idr_find(&pdesc_idr, id);
+	if (pdesc) {
+		free_irq(irq, &pdesc->work);
+		cancel_work_sync(&pdesc->work);
+	}
+
+	desc->flags &= ~GPIO_TRIGGER_MASK;
+
+	if (!gpio_flags) {
+		ret = 0;
+		goto free_sd;
+	}
+
+	irq_flags = IRQF_SHARED;
+	if (test_bit(FLAG_TRIG_FALL, &gpio_flags))
+		irq_flags |= IRQF_TRIGGER_FALLING;
+	if (test_bit(FLAG_TRIG_RISE, &gpio_flags))
+		irq_flags |= IRQF_TRIGGER_RISING;
+
+	if (!pdesc) {
+		pdesc = kmalloc(sizeof(*pdesc), GFP_KERNEL);
+		if (!pdesc) {
+			ret = -ENOMEM;
+			goto err_out;
+		}
+
+		do {
+			ret = -ENOMEM;
+			if (idr_pre_get(&pdesc_idr, GFP_KERNEL))
+				ret = idr_get_new_above(&pdesc_idr,
+						pdesc, 1, &id);
+		} while (ret == -EAGAIN);
+
+		if (ret)
+			goto free_mem;
+
+		desc->flags &= GPIO_FLAGS_MASK;
+		desc->flags |= (unsigned long)id << PDESC_ID_SHIFT;
+
+		if (desc->flags >> PDESC_ID_SHIFT != id) {
+			ret = -ERANGE;
+			goto free_id;
+		}
+
+		pdesc->value_sd = sysfs_get_dirent(dev->kobj.sd, "value");
+		if (!pdesc->value_sd) {
+			ret = -ENODEV;
+			goto free_id;
+		}
+		INIT_WORK(&pdesc->work, gpio_notify_sysfs);
+	}
+
+	ret = request_irq(irq, gpio_sysfs_irq, irq_flags,
+			"gpiolib", &pdesc->work);
+	if (ret)
+		goto free_sd;
+
+	desc->flags |= gpio_flags;
+	return 0;
+
+free_sd:
+	sysfs_put(pdesc->value_sd);
+free_id:
+	idr_remove(&pdesc_idr, id);
+	desc->flags &= GPIO_FLAGS_MASK;
+free_mem:
+	kfree(pdesc);
+err_out:
+	return ret;
+}
+
+static const struct {
+	const char *name;
+	unsigned long flags;
+} trigger_types[] = {
+	{ "none",    0 },
+	{ "falling", BIT(FLAG_TRIG_FALL) },
+	{ "rising",  BIT(FLAG_TRIG_RISE) },
+	{ "both",    BIT(FLAG_TRIG_FALL) | BIT(FLAG_TRIG_RISE) },
+};
+
+static ssize_t gpio_edge_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	const struct gpio_desc	*desc = dev_get_drvdata(dev);
+	ssize_t			status;
+
+	mutex_lock(&sysfs_lock);
+
+	if (!test_bit(FLAG_EXPORT, &desc->flags))
+		status = -EIO;
+	else {
+		int i;
+
+		status = 0;
+		for (i = 0; i < ARRAY_SIZE(trigger_types); i++)
+			if ((desc->flags & GPIO_TRIGGER_MASK)
+					== trigger_types[i].flags) {
+				status = sprintf(buf, "%s\n",
+						 trigger_types[i].name);
+				break;
+			}
+	}
+
+	mutex_unlock(&sysfs_lock);
+	return status;
+}
+
+static ssize_t gpio_edge_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t size)
+{
+	struct gpio_desc	*desc = dev_get_drvdata(dev);
+	ssize_t			status;
+	int			i;
+
+	for (i = 0; i < ARRAY_SIZE(trigger_types); i++)
+		if (sysfs_streq(trigger_types[i].name, buf))
+			goto found;
+	return -EINVAL;
+
+found:
+	mutex_lock(&sysfs_lock);
+
+	if (!test_bit(FLAG_EXPORT, &desc->flags))
+		status = -EIO;
+	else {
+		status = gpio_setup_irq(desc, dev, trigger_types[i].flags);
+		if (!status)
+			status = size;
+	}
+
+	mutex_unlock(&sysfs_lock);
+
+	return status;
+}
+
+static DEVICE_ATTR(edge, 0644, gpio_edge_show, gpio_edge_store);
+
 static const struct attribute *gpio_attrs[] = {
 	&dev_attr_direction.attr,
 	&dev_attr_value.attr,
@@ -473,18 +660,26 @@ int gpio_export(unsigned gpio, bool direction_may_change)
 		struct device	*dev;
 
 		dev = device_create(&gpio_class, desc->chip->dev, MKDEV(0, 0),
-				    desc, ioname ? ioname : "gpio%d", gpio);
-		if (dev) {
+				desc, ioname ? ioname : "gpio%d", gpio);
+		if (!IS_ERR(dev)) {
 			if (direction_may_change)
 				status = sysfs_create_group(&dev->kobj,
 						&gpio_attr_group);
 			else
 				status = device_create_file(dev,
 						&dev_attr_value);
+
+			if (!status && gpio_to_irq(gpio) >= 0
+					&& (direction_may_change
+						|| !test_bit(FLAG_IS_OUT,
+							&desc->flags)))
+				status = device_create_file(dev,
+						&dev_attr_edge);
+
 			if (status != 0)
 				device_unregister(dev);
 		} else
-			status = -ENODEV;
+			status = PTR_ERR(dev);
 		if (status == 0)
 			set_bit(FLAG_EXPORT, &desc->flags);
 	}
@@ -505,6 +700,51 @@ static int match_export(struct device *dev, void *data)
 }
 
 /**
+ * gpio_export_link - create a sysfs link to an exported GPIO node
+ * @dev: device under which to create symlink
+ * @name: name of the symlink
+ * @gpio: gpio to create symlink to, already exported
+ *
+ * Set up a symlink from /sys/.../dev/name to /sys/class/gpio/gpioN
+ * node. Caller is responsible for unlinking.
+ *
+ * Returns zero on success, else an error.
+ */
+int gpio_export_link(struct device *dev, const char *name, unsigned gpio)
+{
+	struct gpio_desc	*desc;
+	int			status = -EINVAL;
+
+	if (!gpio_is_valid(gpio))
+		goto done;
+
+	mutex_lock(&sysfs_lock);
+
+	desc = &gpio_desc[gpio];
+
+	if (test_bit(FLAG_EXPORT, &desc->flags)) {
+		struct device *tdev;
+
+		tdev = class_find_device(&gpio_class, NULL, desc, match_export);
+		if (tdev != NULL) {
+			status = sysfs_create_link(&dev->kobj, &tdev->kobj,
+						name);
+		} else {
+			status = -ENODEV;
+		}
+	}
+
+	mutex_unlock(&sysfs_lock);
+
+done:
+	if (status)
+		pr_debug("%s: gpio%d status %d\n", __func__, gpio, status);
+
+	return status;
+}
+EXPORT_SYMBOL_GPL(gpio_export_link);
+
+/**
  * gpio_unexport - reverse effect of gpio_export()
  * @gpio: gpio to make unavailable
  *
@@ -527,6 +767,7 @@ void gpio_unexport(unsigned gpio)
 
 		dev = class_find_device(&gpio_class, NULL, desc, match_export);
 		if (dev) {
+			gpio_setup_irq(desc, dev, 0);
 			clear_bit(FLAG_EXPORT, &desc->flags);
 			put_device(dev);
 			device_unregister(dev);
@@ -559,11 +800,11 @@ static int gpiochip_export(struct gpio_chip *chip)
 	mutex_lock(&sysfs_lock);
 	dev = device_create(&gpio_class, chip->dev, MKDEV(0, 0), chip,
 				"gpiochip%d", chip->base);
-	if (dev) {
+	if (!IS_ERR(dev)) {
 		status = sysfs_create_group(&dev->kobj,
 				&gpiochip_attr_group);
 	} else
-		status = -ENODEV;
+		status = PTR_ERR(dev);
 	chip->exported = (status == 0);
 	mutex_unlock(&sysfs_lock);
 
@@ -611,6 +852,8 @@ static int __init gpiolib_sysfs_init(void)
 	unsigned long	flags;
 	unsigned	gpio;
 
+	idr_init(&pdesc_idr);
+
 	status = class_register(&gpio_class);
 	if (status < 0)
 		return status;
@@ -1244,7 +1487,7 @@ static int gpiolib_open(struct inode *inode, struct file *file)
 	return single_open(file, gpiolib_show, NULL);
 }
 
-static struct file_operations gpiolib_operations = {
+static const struct file_operations gpiolib_operations = {
 	.open		= gpiolib_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
diff --git a/drivers/gpio/langwell_gpio.c b/drivers/gpio/langwell_gpio.c
new file mode 100644
index 000000000000..5711ce5353c6
--- /dev/null
+++ b/drivers/gpio/langwell_gpio.c
@@ -0,0 +1,297 @@
+/* langwell_gpio.c Moorestown platform Langwell chip GPIO driver
+ * Copyright (c) 2008 - 2009,  Intel Corporation.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* Supports:
+ * Moorestown platform Langwell chip.
+ */
+
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/stddef.h>
+#include <linux/interrupt.h>
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/io.h>
+#include <linux/gpio.h>
+
+struct lnw_gpio_register {
+	u32	GPLR[2];
+	u32	GPDR[2];
+	u32	GPSR[2];
+	u32	GPCR[2];
+	u32	GRER[2];
+	u32	GFER[2];
+	u32	GEDR[2];
+};
+
+struct lnw_gpio {
+	struct gpio_chip		chip;
+	struct lnw_gpio_register 	*reg_base;
+	spinlock_t			lock;
+	unsigned			irq_base;
+};
+
+static int lnw_gpio_get(struct gpio_chip *chip, unsigned offset)
+{
+	struct lnw_gpio *lnw = container_of(chip, struct lnw_gpio, chip);
+	u8 reg = offset / 32;
+	void __iomem *gplr;
+
+	gplr = (void __iomem *)(&lnw->reg_base->GPLR[reg]);
+	return readl(gplr) & BIT(offset % 32);
+}
+
+static void lnw_gpio_set(struct gpio_chip *chip, unsigned offset, int value)
+{
+	struct lnw_gpio *lnw = container_of(chip, struct lnw_gpio, chip);
+	u8 reg = offset / 32;
+	void __iomem *gpsr, *gpcr;
+
+	if (value) {
+		gpsr = (void __iomem *)(&lnw->reg_base->GPSR[reg]);
+		writel(BIT(offset % 32), gpsr);
+	} else {
+		gpcr = (void __iomem *)(&lnw->reg_base->GPCR[reg]);
+		writel(BIT(offset % 32), gpcr);
+	}
+}
+
+static int lnw_gpio_direction_input(struct gpio_chip *chip, unsigned offset)
+{
+	struct lnw_gpio *lnw = container_of(chip, struct lnw_gpio, chip);
+	u8 reg = offset / 32;
+	u32 value;
+	unsigned long flags;
+	void __iomem *gpdr;
+
+	gpdr = (void __iomem *)(&lnw->reg_base->GPDR[reg]);
+	spin_lock_irqsave(&lnw->lock, flags);
+	value = readl(gpdr);
+	value &= ~BIT(offset % 32);
+	writel(value, gpdr);
+	spin_unlock_irqrestore(&lnw->lock, flags);
+	return 0;
+}
+
+static int lnw_gpio_direction_output(struct gpio_chip *chip,
+			unsigned offset, int value)
+{
+	struct lnw_gpio *lnw = container_of(chip, struct lnw_gpio, chip);
+	u8 reg = offset / 32;
+	unsigned long flags;
+	void __iomem *gpdr;
+
+	lnw_gpio_set(chip, offset, value);
+	gpdr = (void __iomem *)(&lnw->reg_base->GPDR[reg]);
+	spin_lock_irqsave(&lnw->lock, flags);
+	value = readl(gpdr);
+	value |= BIT(offset % 32);;
+	writel(value, gpdr);
+	spin_unlock_irqrestore(&lnw->lock, flags);
+	return 0;
+}
+
+static int lnw_gpio_to_irq(struct gpio_chip *chip, unsigned offset)
+{
+	struct lnw_gpio *lnw = container_of(chip, struct lnw_gpio, chip);
+	return lnw->irq_base + offset;
+}
+
+static int lnw_irq_type(unsigned irq, unsigned type)
+{
+	struct lnw_gpio *lnw = get_irq_chip_data(irq);
+	u32 gpio = irq - lnw->irq_base;
+	u8 reg = gpio / 32;
+	unsigned long flags;
+	u32 value;
+	void __iomem *grer = (void __iomem *)(&lnw->reg_base->GRER[reg]);
+	void __iomem *gfer = (void __iomem *)(&lnw->reg_base->GFER[reg]);
+
+	if (gpio < 0 || gpio > lnw->chip.ngpio)
+		return -EINVAL;
+	spin_lock_irqsave(&lnw->lock, flags);
+	if (type & IRQ_TYPE_EDGE_RISING)
+		value = readl(grer) | BIT(gpio % 32);
+	else
+		value = readl(grer) & (~BIT(gpio % 32));
+	writel(value, grer);
+
+	if (type & IRQ_TYPE_EDGE_FALLING)
+		value = readl(gfer) | BIT(gpio % 32);
+	else
+		value = readl(gfer) & (~BIT(gpio % 32));
+	writel(value, gfer);
+	spin_unlock_irqrestore(&lnw->lock, flags);
+
+	return 0;
+};
+
+static void lnw_irq_unmask(unsigned irq)
+{
+	struct lnw_gpio *lnw = get_irq_chip_data(irq);
+	u32 gpio = irq - lnw->irq_base;
+	u8 reg = gpio / 32;
+	void __iomem *gedr;
+
+	gedr = (void __iomem *)(&lnw->reg_base->GEDR[reg]);
+	writel(BIT(gpio % 32), gedr);
+};
+
+static void lnw_irq_mask(unsigned irq)
+{
+};
+
+static struct irq_chip lnw_irqchip = {
+	.name		= "LNW-GPIO",
+	.mask		= lnw_irq_mask,
+	.unmask		= lnw_irq_unmask,
+	.set_type	= lnw_irq_type,
+};
+
+static struct pci_device_id lnw_gpio_ids[] = {
+	{ PCI_DEVICE(PCI_VENDOR_ID_INTEL, 0x080f) },
+	{ 0, }
+};
+MODULE_DEVICE_TABLE(pci, lnw_gpio_ids);
+
+static void lnw_irq_handler(unsigned irq, struct irq_desc *desc)
+{
+	struct lnw_gpio *lnw = (struct lnw_gpio *)get_irq_data(irq);
+	u32 reg, gpio;
+	void __iomem *gedr;
+	u32 gedr_v;
+
+	/* check GPIO controller to check which pin triggered the interrupt */
+	for (reg = 0; reg < lnw->chip.ngpio / 32; reg++) {
+		gedr = (void __iomem *)(&lnw->reg_base->GEDR[reg]);
+		gedr_v = readl(gedr);
+		if (!gedr_v)
+			continue;
+		for (gpio = reg*32; gpio < reg*32+32; gpio++) {
+			gedr_v = readl(gedr);
+			if (gedr_v & BIT(gpio % 32)) {
+				pr_debug("pin %d triggered\n", gpio);
+				generic_handle_irq(lnw->irq_base + gpio);
+			}
+		}
+		/* clear the edge detect status bit */
+		writel(gedr_v, gedr);
+	}
+	desc->chip->eoi(irq);
+}
+
+static int __devinit lnw_gpio_probe(struct pci_dev *pdev,
+			const struct pci_device_id *id)
+{
+	void *base;
+	int i;
+	resource_size_t start, len;
+	struct lnw_gpio *lnw;
+	u32 irq_base;
+	u32 gpio_base;
+	int retval = 0;
+
+	retval = pci_enable_device(pdev);
+	if (retval)
+		goto done;
+
+	retval = pci_request_regions(pdev, "langwell_gpio");
+	if (retval) {
+		dev_err(&pdev->dev, "error requesting resources\n");
+		goto err2;
+	}
+	/* get the irq_base from bar1 */
+	start = pci_resource_start(pdev, 1);
+	len = pci_resource_len(pdev, 1);
+	base = ioremap_nocache(start, len);
+	if (!base) {
+		dev_err(&pdev->dev, "error mapping bar1\n");
+		goto err3;
+	}
+	irq_base = *(u32 *)base;
+	gpio_base = *((u32 *)base + 1);
+	/* release the IO mapping, since we already get the info from bar1 */
+	iounmap(base);
+	/* get the register base from bar0 */
+	start = pci_resource_start(pdev, 0);
+	len = pci_resource_len(pdev, 0);
+	base = ioremap_nocache(start, len);
+	if (!base) {
+		dev_err(&pdev->dev, "error mapping bar0\n");
+		retval = -EFAULT;
+		goto err3;
+	}
+
+	lnw = kzalloc(sizeof(struct lnw_gpio), GFP_KERNEL);
+	if (!lnw) {
+		dev_err(&pdev->dev, "can't allocate langwell_gpio chip data\n");
+		retval = -ENOMEM;
+		goto err4;
+	}
+	lnw->reg_base = base;
+	lnw->irq_base = irq_base;
+	lnw->chip.label = dev_name(&pdev->dev);
+	lnw->chip.direction_input = lnw_gpio_direction_input;
+	lnw->chip.direction_output = lnw_gpio_direction_output;
+	lnw->chip.get = lnw_gpio_get;
+	lnw->chip.set = lnw_gpio_set;
+	lnw->chip.to_irq = lnw_gpio_to_irq;
+	lnw->chip.base = gpio_base;
+	lnw->chip.ngpio = 64;
+	lnw->chip.can_sleep = 0;
+	pci_set_drvdata(pdev, lnw);
+	retval = gpiochip_add(&lnw->chip);
+	if (retval) {
+		dev_err(&pdev->dev, "langwell gpiochip_add error %d\n", retval);
+		goto err5;
+	}
+	set_irq_data(pdev->irq, lnw);
+	set_irq_chained_handler(pdev->irq, lnw_irq_handler);
+	for (i = 0; i < lnw->chip.ngpio; i++) {
+		set_irq_chip_and_handler_name(i + lnw->irq_base, &lnw_irqchip,
+					handle_simple_irq, "demux");
+		set_irq_chip_data(i + lnw->irq_base, lnw);
+	}
+
+	spin_lock_init(&lnw->lock);
+	goto done;
+err5:
+	kfree(lnw);
+err4:
+	iounmap(base);
+err3:
+	pci_release_regions(pdev);
+err2:
+	pci_disable_device(pdev);
+done:
+	return retval;
+}
+
+static struct pci_driver lnw_gpio_driver = {
+	.name		= "langwell_gpio",
+	.id_table	= lnw_gpio_ids,
+	.probe		= lnw_gpio_probe,
+};
+
+static int __init lnw_gpio_init(void)
+{
+	return pci_register_driver(&lnw_gpio_driver);
+}
+
+device_initcall(lnw_gpio_init);
diff --git a/drivers/gpio/max7301.c b/drivers/gpio/max7301.c
index 7b82eaae2621..480956f1ca50 100644
--- a/drivers/gpio/max7301.c
+++ b/drivers/gpio/max7301.c
@@ -339,3 +339,4 @@ module_exit(max7301_exit);
 MODULE_AUTHOR("Juergen Beisert");
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("MAX7301 SPI based GPIO-Expander");
+MODULE_ALIAS("spi:" DRIVER_NAME);
diff --git a/drivers/gpio/mc33880.c b/drivers/gpio/mc33880.c
new file mode 100644
index 000000000000..e7d01bd8fdb3
--- /dev/null
+++ b/drivers/gpio/mc33880.c
@@ -0,0 +1,196 @@
+/*
+ * mc33880.c MC33880 high-side/low-side switch GPIO driver
+ * Copyright (c) 2009 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* Supports:
+ * Freescale MC33880 high-side/low-side switch
+ */
+
+#include <linux/init.h>
+#include <linux/mutex.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/mc33880.h>
+#include <linux/gpio.h>
+
+#define DRIVER_NAME "mc33880"
+
+/*
+ * Pin configurations, see MAX7301 datasheet page 6
+ */
+#define PIN_CONFIG_MASK 0x03
+#define PIN_CONFIG_IN_PULLUP 0x03
+#define PIN_CONFIG_IN_WO_PULLUP 0x02
+#define PIN_CONFIG_OUT 0x01
+
+#define PIN_NUMBER 8
+
+
+/*
+ * Some registers must be read back to modify.
+ * To save time we cache them here in memory
+ */
+struct mc33880 {
+	struct mutex	lock;	/* protect from simultanous accesses */
+	u8		port_config;
+	struct gpio_chip chip;
+	struct spi_device *spi;
+};
+
+static int mc33880_write_config(struct mc33880 *mc)
+{
+	return spi_write(mc->spi, &mc->port_config, sizeof(mc->port_config));
+}
+
+
+static int __mc33880_set(struct mc33880 *mc, unsigned offset, int value)
+{
+	if (value)
+		mc->port_config |= 1 << offset;
+	else
+		mc->port_config &= ~(1 << offset);
+
+	return mc33880_write_config(mc);
+}
+
+
+static void mc33880_set(struct gpio_chip *chip, unsigned offset, int value)
+{
+	struct mc33880 *mc = container_of(chip, struct mc33880, chip);
+
+	mutex_lock(&mc->lock);
+
+	__mc33880_set(mc, offset, value);
+
+	mutex_unlock(&mc->lock);
+}
+
+static int __devinit mc33880_probe(struct spi_device *spi)
+{
+	struct mc33880 *mc;
+	struct mc33880_platform_data *pdata;
+	int ret;
+
+	pdata = spi->dev.platform_data;
+	if (!pdata || !pdata->base) {
+		dev_dbg(&spi->dev, "incorrect or missing platform data\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * bits_per_word cannot be configured in platform data
+	 */
+	spi->bits_per_word = 8;
+
+	ret = spi_setup(spi);
+	if (ret < 0)
+		return ret;
+
+	mc = kzalloc(sizeof(struct mc33880), GFP_KERNEL);
+	if (!mc)
+		return -ENOMEM;
+
+	mutex_init(&mc->lock);
+
+	dev_set_drvdata(&spi->dev, mc);
+
+	mc->spi = spi;
+
+	mc->chip.label = DRIVER_NAME,
+	mc->chip.set = mc33880_set;
+	mc->chip.base = pdata->base;
+	mc->chip.ngpio = PIN_NUMBER;
+	mc->chip.can_sleep = 1;
+	mc->chip.dev = &spi->dev;
+	mc->chip.owner = THIS_MODULE;
+
+	mc->port_config = 0x00;
+	/* write twice, because during initialisation the first setting
+	 * is just for testing SPI communication, and the second is the
+	 * "real" configuration
+	 */
+	ret = mc33880_write_config(mc);
+	mc->port_config = 0x00;
+	if (!ret)
+		ret = mc33880_write_config(mc);
+
+	if (ret) {
+		printk(KERN_ERR "Failed writing to " DRIVER_NAME ": %d\n", ret);
+		goto exit_destroy;
+	}
+
+	ret = gpiochip_add(&mc->chip);
+	if (ret)
+		goto exit_destroy;
+
+	return ret;
+
+exit_destroy:
+	dev_set_drvdata(&spi->dev, NULL);
+	mutex_destroy(&mc->lock);
+	kfree(mc);
+	return ret;
+}
+
+static int mc33880_remove(struct spi_device *spi)
+{
+	struct mc33880 *mc;
+	int ret;
+
+	mc = dev_get_drvdata(&spi->dev);
+	if (mc == NULL)
+		return -ENODEV;
+
+	dev_set_drvdata(&spi->dev, NULL);
+
+	ret = gpiochip_remove(&mc->chip);
+	if (!ret) {
+		mutex_destroy(&mc->lock);
+		kfree(mc);
+	} else
+		dev_err(&spi->dev, "Failed to remove the GPIO controller: %d\n",
+			ret);
+
+	return ret;
+}
+
+static struct spi_driver mc33880_driver = {
+	.driver = {
+		.name		= DRIVER_NAME,
+		.owner		= THIS_MODULE,
+	},
+	.probe		= mc33880_probe,
+	.remove		= __devexit_p(mc33880_remove),
+};
+
+static int __init mc33880_init(void)
+{
+	return spi_register_driver(&mc33880_driver);
+}
+/* register after spi postcore initcall and before
+ * subsys initcalls that may rely on these GPIOs
+ */
+subsys_initcall(mc33880_init);
+
+static void __exit mc33880_exit(void)
+{
+	spi_unregister_driver(&mc33880_driver);
+}
+module_exit(mc33880_exit);
+
+MODULE_AUTHOR("Mocean Laboratories <info@mocean-labs.com>");
+MODULE_LICENSE("GPL v2");
+
diff --git a/drivers/gpio/mcp23s08.c b/drivers/gpio/mcp23s08.c
index f6fae0e50e65..cd651ec8d034 100644
--- a/drivers/gpio/mcp23s08.c
+++ b/drivers/gpio/mcp23s08.c
@@ -6,12 +6,10 @@
 #include <linux/device.h>
 #include <linux/workqueue.h>
 #include <linux/mutex.h>
-
+#include <linux/gpio.h>
 #include <linux/spi/spi.h>
 #include <linux/spi/mcp23s08.h>
 
-#include <asm/gpio.h>
-
 
 /* Registers are all 8 bits wide.
  *
@@ -433,3 +431,4 @@ static void __exit mcp23s08_exit(void)
 module_exit(mcp23s08_exit);
 
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:mcp23s08");
diff --git a/drivers/gpio/pca953x.c b/drivers/gpio/pca953x.c
index cdb6574d25a6..6a2fb3fbb3d9 100644
--- a/drivers/gpio/pca953x.c
+++ b/drivers/gpio/pca953x.c
@@ -13,6 +13,7 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/i2c/pca953x.h>
 #ifdef CONFIG_OF_GPIO
@@ -20,8 +21,6 @@
 #include <linux/of_gpio.h>
 #endif
 
-#include <asm/gpio.h>
-
 #define PCA953X_INPUT          0
 #define PCA953X_OUTPUT         1
 #define PCA953X_INVERT         2
@@ -40,6 +39,7 @@ static const struct i2c_device_id pca953x_id[] = {
 	{ "pca9557", 8, },
 
 	{ "max7310", 8, },
+	{ "max7315", 8, },
 	{ "pca6107", 8, },
 	{ "tca6408", 8, },
 	{ "tca6416", 16, },
diff --git a/drivers/gpio/pcf857x.c b/drivers/gpio/pcf857x.c
index 9525724be731..29f19ce3e80f 100644
--- a/drivers/gpio/pcf857x.c
+++ b/drivers/gpio/pcf857x.c
@@ -20,14 +20,14 @@
 
 #include <linux/kernel.h>
 #include <linux/slab.h>
+#include <linux/gpio.h>
 #include <linux/i2c.h>
 #include <linux/i2c/pcf857x.h>
 
-#include <asm/gpio.h>
-
 
 static const struct i2c_device_id pcf857x_id[] = {
 	{ "pcf8574", 8 },
+	{ "pcf8574a", 8 },
 	{ "pca8574", 8 },
 	{ "pca9670", 8 },
 	{ "pca9672", 8 },
diff --git a/drivers/gpio/twl4030-gpio.c b/drivers/gpio/twl4030-gpio.c
index afad14792141..49384a7c5492 100644
--- a/drivers/gpio/twl4030-gpio.c
+++ b/drivers/gpio/twl4030-gpio.c
@@ -460,7 +460,8 @@ no_irqs:
 	return ret;
 }
 
-static int __devexit gpio_twl4030_remove(struct platform_device *pdev)
+/* Cannot use __devexit as gpio_twl4030_probe() calls us */
+static int gpio_twl4030_remove(struct platform_device *pdev)
 {
 	struct twl4030_gpio_platform_data *pdata = pdev->dev.platform_data;
 	int status;
@@ -493,7 +494,7 @@ static struct platform_driver gpio_twl4030_driver = {
 	.driver.name	= "twl4030_gpio",
 	.driver.owner	= THIS_MODULE,
 	.probe		= gpio_twl4030_probe,
-	.remove		= __devexit_p(gpio_twl4030_remove),
+	.remove		= gpio_twl4030_remove,
 };
 
 static int __init gpio_twl4030_init(void)
diff --git a/drivers/gpio/ucb1400_gpio.c b/drivers/gpio/ucb1400_gpio.c
new file mode 100644
index 000000000000..50e6bd1392ce
--- /dev/null
+++ b/drivers/gpio/ucb1400_gpio.c
@@ -0,0 +1,125 @@
+/*
+ * Philips UCB1400 GPIO driver
+ *
+ * Author: Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/ucb1400.h>
+
+struct ucb1400_gpio_data *ucbdata;
+
+static int ucb1400_gpio_dir_in(struct gpio_chip *gc, unsigned off)
+{
+	struct ucb1400_gpio *gpio;
+	gpio = container_of(gc, struct ucb1400_gpio, gc);
+	ucb1400_gpio_set_direction(gpio->ac97, off, 0);
+	return 0;
+}
+
+static int ucb1400_gpio_dir_out(struct gpio_chip *gc, unsigned off, int val)
+{
+	struct ucb1400_gpio *gpio;
+	gpio = container_of(gc, struct ucb1400_gpio, gc);
+	ucb1400_gpio_set_direction(gpio->ac97, off, 1);
+	ucb1400_gpio_set_value(gpio->ac97, off, val);
+	return 0;
+}
+
+static int ucb1400_gpio_get(struct gpio_chip *gc, unsigned off)
+{
+	struct ucb1400_gpio *gpio;
+	gpio = container_of(gc, struct ucb1400_gpio, gc);
+	return ucb1400_gpio_get_value(gpio->ac97, off);
+}
+
+static void ucb1400_gpio_set(struct gpio_chip *gc, unsigned off, int val)
+{
+	struct ucb1400_gpio *gpio;
+	gpio = container_of(gc, struct ucb1400_gpio, gc);
+	ucb1400_gpio_set_value(gpio->ac97, off, val);
+}
+
+static int ucb1400_gpio_probe(struct platform_device *dev)
+{
+	struct ucb1400_gpio *ucb = dev->dev.platform_data;
+	int err = 0;
+
+	if (!(ucbdata && ucbdata->gpio_offset)) {
+		err = -EINVAL;
+		goto err;
+	}
+
+	platform_set_drvdata(dev, ucb);
+
+	ucb->gc.label = "ucb1400_gpio";
+	ucb->gc.base = ucbdata->gpio_offset;
+	ucb->gc.ngpio = 10;
+	ucb->gc.owner = THIS_MODULE;
+
+	ucb->gc.direction_input = ucb1400_gpio_dir_in;
+	ucb->gc.direction_output = ucb1400_gpio_dir_out;
+	ucb->gc.get = ucb1400_gpio_get;
+	ucb->gc.set = ucb1400_gpio_set;
+	ucb->gc.can_sleep = 1;
+
+	err = gpiochip_add(&ucb->gc);
+	if (err)
+		goto err;
+
+	if (ucbdata && ucbdata->gpio_setup)
+		err = ucbdata->gpio_setup(&dev->dev, ucb->gc.ngpio);
+
+err:
+	return err;
+
+}
+
+static int ucb1400_gpio_remove(struct platform_device *dev)
+{
+	int err = 0;
+	struct ucb1400_gpio *ucb = platform_get_drvdata(dev);
+
+	if (ucbdata && ucbdata->gpio_teardown) {
+		err = ucbdata->gpio_teardown(&dev->dev, ucb->gc.ngpio);
+		if (err)
+			return err;
+	}
+
+	err = gpiochip_remove(&ucb->gc);
+	return err;
+}
+
+static struct platform_driver ucb1400_gpio_driver = {
+	.probe	= ucb1400_gpio_probe,
+	.remove	= ucb1400_gpio_remove,
+	.driver	= {
+		.name	= "ucb1400_gpio"
+	},
+};
+
+static int __init ucb1400_gpio_init(void)
+{
+	return platform_driver_register(&ucb1400_gpio_driver);
+}
+
+static void __exit ucb1400_gpio_exit(void)
+{
+	platform_driver_unregister(&ucb1400_gpio_driver);
+}
+
+void __init ucb1400_gpio_set_data(struct ucb1400_gpio_data *data)
+{
+	ucbdata = data;
+}
+
+module_init(ucb1400_gpio_init);
+module_exit(ucb1400_gpio_exit);
+
+MODULE_DESCRIPTION("Philips UCB1400 GPIO driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/gpu/drm/Kconfig b/drivers/gpu/drm/Kconfig
index 39b393d38bb3..96eddd17e050 100644
--- a/drivers/gpu/drm/Kconfig
+++ b/drivers/gpu/drm/Kconfig
@@ -18,6 +18,14 @@ menuconfig DRM
 	  details.  You should also select and configure AGP
 	  (/dev/agpgart) support.
 
+config DRM_KMS_HELPER
+	tristate
+	depends on DRM
+	select FB
+	select FRAMEBUFFER_CONSOLE if !EMBEDDED
+	help
+	  FB and CRTC helpers for KMS drivers.
+
 config DRM_TTM
 	tristate
 	depends on DRM
@@ -36,6 +44,7 @@ config DRM_TDFX
 config DRM_R128
 	tristate "ATI Rage 128"
 	depends on DRM && PCI
+	select FW_LOADER
 	help
 	  Choose this option if you have an ATI Rage 128 graphics card.  If M
 	  is selected, the module will be called r128.  AGP support for
@@ -47,8 +56,9 @@ config DRM_RADEON
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT
-	select FB
-	select FRAMEBUFFER_CONSOLE if !EMBEDDED
+	select FW_LOADER
+        select DRM_KMS_HELPER
+        select DRM_TTM
 	help
 	  Choose this option if you have an ATI Radeon graphics card.  There
 	  are both PCI and AGP versions.  You don't need to choose this to
@@ -82,17 +92,18 @@ config DRM_I830
 config DRM_I915
 	tristate "i915 driver"
 	depends on AGP_INTEL
+	select SHMEM
+	select DRM_KMS_HELPER
 	select FB_CFB_FILLRECT
 	select FB_CFB_COPYAREA
 	select FB_CFB_IMAGEBLIT
-	select FB
-	select FRAMEBUFFER_CONSOLE if !EMBEDDED
 	# i915 depends on ACPI_VIDEO when ACPI is enabled
 	# but for select to work, need to select ACPI_VIDEO's dependencies, ick
 	select VIDEO_OUTPUT_CONTROL if ACPI
 	select BACKLIGHT_CLASS_DEVICE if ACPI
 	select INPUT if ACPI
 	select ACPI_VIDEO if ACPI
+	select ACPI_BUTTON if ACPI
 	help
 	  Choose this option if you have a system that has Intel 830M, 845G,
 	  852GM, 855GM 865G or 915G integrated graphics.  If M is selected, the
@@ -116,6 +127,7 @@ endchoice
 config DRM_MGA
 	tristate "Matrox g200/g400"
 	depends on DRM
+	select FW_LOADER
 	help
 	  Choose this option if you have a Matrox G200, G400 or G450 graphics
 	  card.  If M is selected, the module will be called mga.  AGP
diff --git a/drivers/gpu/drm/Makefile b/drivers/gpu/drm/Makefile
index fe23f29f7cba..3c8827a7aabd 100644
--- a/drivers/gpu/drm/Makefile
+++ b/drivers/gpu/drm/Makefile
@@ -10,11 +10,15 @@ drm-y       :=	drm_auth.o drm_bufs.o drm_cache.o \
 		drm_lock.o drm_memory.o drm_proc.o drm_stub.o drm_vm.o \
 		drm_agpsupport.o drm_scatter.o ati_pcigart.o drm_pci.o \
 		drm_sysfs.o drm_hashtab.o drm_sman.o drm_mm.o \
-		drm_crtc.o drm_crtc_helper.o drm_modes.o drm_edid.o \
-		drm_info.o drm_debugfs.o
+		drm_crtc.o drm_modes.o drm_edid.o \
+		drm_info.o drm_debugfs.o drm_encoder_slave.o
 
 drm-$(CONFIG_COMPAT) += drm_ioc32.o
 
+drm_kms_helper-y := drm_fb_helper.o drm_crtc_helper.o
+
+obj-$(CONFIG_DRM_KMS_HELPER) += drm_kms_helper.o
+
 obj-$(CONFIG_DRM)	+= drm.o
 obj-$(CONFIG_DRM_TTM)	+= ttm/
 obj-$(CONFIG_DRM_TDFX)	+= tdfx/
diff --git a/drivers/gpu/drm/drm_bufs.c b/drivers/gpu/drm/drm_bufs.c
index 6246e3f3dad7..3d09e304f6f4 100644
--- a/drivers/gpu/drm/drm_bufs.c
+++ b/drivers/gpu/drm/drm_bufs.c
@@ -310,10 +310,10 @@ static int drm_addmap_core(struct drm_device * dev, resource_size_t offset,
 			  (unsigned long long)map->offset, map->size);
 
 		break;
+	}
 	case _DRM_GEM:
-		DRM_ERROR("tried to rmmap GEM object\n");
+		DRM_ERROR("tried to addmap GEM object\n");
 		break;
-	}
 	case _DRM_SCATTER_GATHER:
 		if (!dev->sg) {
 			kfree(map);
diff --git a/drivers/gpu/drm/drm_cache.c b/drivers/gpu/drm/drm_cache.c
index 0e994a0e46d4..0e3bd5b54b78 100644
--- a/drivers/gpu/drm/drm_cache.c
+++ b/drivers/gpu/drm/drm_cache.c
@@ -45,6 +45,23 @@ drm_clflush_page(struct page *page)
 		clflush(page_virtual + i);
 	kunmap_atomic(page_virtual, KM_USER0);
 }
+
+static void drm_cache_flush_clflush(struct page *pages[],
+				    unsigned long num_pages)
+{
+	unsigned long i;
+
+	mb();
+	for (i = 0; i < num_pages; i++)
+		drm_clflush_page(*pages++);
+	mb();
+}
+
+static void
+drm_clflush_ipi_handler(void *null)
+{
+	wbinvd();
+}
 #endif
 
 void
@@ -53,17 +70,30 @@ drm_clflush_pages(struct page *pages[], unsigned long num_pages)
 
 #if defined(CONFIG_X86)
 	if (cpu_has_clflush) {
-		unsigned long i;
-
-		mb();
-		for (i = 0; i < num_pages; ++i)
-			drm_clflush_page(*pages++);
-		mb();
-
+		drm_cache_flush_clflush(pages, num_pages);
 		return;
 	}
 
-	wbinvd();
+	if (on_each_cpu(drm_clflush_ipi_handler, NULL, 1) != 0)
+		printk(KERN_ERR "Timed out waiting for cache flush.\n");
+
+#elif defined(__powerpc__)
+	unsigned long i;
+	for (i = 0; i < num_pages; i++) {
+		struct page *page = pages[i];
+		void *page_virtual;
+
+		if (unlikely(page == NULL))
+			continue;
+
+		page_virtual = kmap_atomic(page, KM_USER0);
+		flush_dcache_range((unsigned long)page_virtual,
+				   (unsigned long)page_virtual + PAGE_SIZE);
+		kunmap_atomic(page_virtual, KM_USER0);
+	}
+#else
+	printk(KERN_ERR "Architecture has no drm_cache.c support\n");
+	WARN_ON_ONCE(1);
 #endif
 }
 EXPORT_SYMBOL(drm_clflush_pages);
diff --git a/drivers/gpu/drm/drm_crtc.c b/drivers/gpu/drm/drm_crtc.c
index 2f631c75f704..5cae0b3eee9b 100644
--- a/drivers/gpu/drm/drm_crtc.c
+++ b/drivers/gpu/drm/drm_crtc.c
@@ -68,10 +68,10 @@ DRM_ENUM_NAME_FN(drm_get_dpms_name, drm_dpms_enum_list)
  */
 static struct drm_prop_enum_list drm_scaling_mode_enum_list[] =
 {
-	{ DRM_MODE_SCALE_NON_GPU, "Non-GPU" },
-	{ DRM_MODE_SCALE_FULLSCREEN, "Fullscreen" },
-	{ DRM_MODE_SCALE_NO_SCALE, "No scale" },
-	{ DRM_MODE_SCALE_ASPECT, "Aspect" },
+	{ DRM_MODE_SCALE_NONE, "None" },
+	{ DRM_MODE_SCALE_FULLSCREEN, "Full" },
+	{ DRM_MODE_SCALE_CENTER, "Center" },
+	{ DRM_MODE_SCALE_ASPECT, "Full aspect" },
 };
 
 static struct drm_prop_enum_list drm_dithering_mode_enum_list[] =
@@ -108,6 +108,7 @@ static struct drm_prop_enum_list drm_tv_select_enum_list[] =
 	{ DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */
 	{ DRM_MODE_SUBCONNECTOR_SVIDEO,    "SVIDEO"    }, /* TV-out */
 	{ DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */
+	{ DRM_MODE_SUBCONNECTOR_SCART,     "SCART"     }, /* TV-out */
 };
 
 DRM_ENUM_NAME_FN(drm_get_tv_select_name, drm_tv_select_enum_list)
@@ -118,6 +119,7 @@ static struct drm_prop_enum_list drm_tv_subconnector_enum_list[] =
 	{ DRM_MODE_SUBCONNECTOR_Composite, "Composite" }, /* TV-out */
 	{ DRM_MODE_SUBCONNECTOR_SVIDEO,    "SVIDEO"    }, /* TV-out */
 	{ DRM_MODE_SUBCONNECTOR_Component, "Component" }, /* TV-out */
+	{ DRM_MODE_SUBCONNECTOR_SCART,     "SCART"     }, /* TV-out */
 };
 
 DRM_ENUM_NAME_FN(drm_get_tv_subconnector_name,
@@ -146,6 +148,7 @@ static struct drm_conn_prop_enum_list drm_connector_enum_list[] =
 	{ DRM_MODE_CONNECTOR_DisplayPort, "DisplayPort", 0 },
 	{ DRM_MODE_CONNECTOR_HDMIA, "HDMI Type A", 0 },
 	{ DRM_MODE_CONNECTOR_HDMIB, "HDMI Type B", 0 },
+	{ DRM_MODE_CONNECTOR_TV, "TV", 0 },
 };
 
 static struct drm_prop_enum_list drm_encoder_enum_list[] =
@@ -165,6 +168,7 @@ char *drm_get_encoder_name(struct drm_encoder *encoder)
 		 encoder->base.id);
 	return buf;
 }
+EXPORT_SYMBOL(drm_get_encoder_name);
 
 char *drm_get_connector_name(struct drm_connector *connector)
 {
@@ -478,6 +482,7 @@ void drm_connector_cleanup(struct drm_connector *connector)
 	list_for_each_entry_safe(mode, t, &connector->user_modes, head)
 		drm_mode_remove(connector, mode);
 
+	kfree(connector->fb_helper_private);
 	mutex_lock(&dev->mode_config.mutex);
 	drm_mode_object_put(dev, &connector->base);
 	list_del(&connector->head);
@@ -699,6 +704,42 @@ int drm_mode_create_tv_properties(struct drm_device *dev, int num_modes,
 		drm_property_add_enum(dev->mode_config.tv_mode_property, i,
 				      i, modes[i]);
 
+	dev->mode_config.tv_brightness_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "brightness", 2);
+	dev->mode_config.tv_brightness_property->values[0] = 0;
+	dev->mode_config.tv_brightness_property->values[1] = 100;
+
+	dev->mode_config.tv_contrast_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "contrast", 2);
+	dev->mode_config.tv_contrast_property->values[0] = 0;
+	dev->mode_config.tv_contrast_property->values[1] = 100;
+
+	dev->mode_config.tv_flicker_reduction_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "flicker reduction", 2);
+	dev->mode_config.tv_flicker_reduction_property->values[0] = 0;
+	dev->mode_config.tv_flicker_reduction_property->values[1] = 100;
+
+	dev->mode_config.tv_overscan_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "overscan", 2);
+	dev->mode_config.tv_overscan_property->values[0] = 0;
+	dev->mode_config.tv_overscan_property->values[1] = 100;
+
+	dev->mode_config.tv_saturation_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "saturation", 2);
+	dev->mode_config.tv_saturation_property->values[0] = 0;
+	dev->mode_config.tv_saturation_property->values[1] = 100;
+
+	dev->mode_config.tv_hue_property =
+		drm_property_create(dev, DRM_MODE_PROP_RANGE,
+				    "hue", 2);
+	dev->mode_config.tv_hue_property->values[0] = 0;
+	dev->mode_config.tv_hue_property->values[1] = 100;
+
 	return 0;
 }
 EXPORT_SYMBOL(drm_mode_create_tv_properties);
@@ -1044,7 +1085,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 		if (file_priv->master->minor->type == DRM_MINOR_CONTROL) {
 			list_for_each_entry(crtc, &dev->mode_config.crtc_list,
 					    head) {
-				DRM_DEBUG("CRTC ID is %d\n", crtc->base.id);
+				DRM_DEBUG_KMS("CRTC ID is %d\n", crtc->base.id);
 				if (put_user(crtc->base.id, crtc_id + copied)) {
 					ret = -EFAULT;
 					goto out;
@@ -1072,7 +1113,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 			list_for_each_entry(encoder,
 					    &dev->mode_config.encoder_list,
 					    head) {
-				DRM_DEBUG("ENCODER ID is %d\n",
+				DRM_DEBUG_KMS("ENCODER ID is %d\n",
 					  encoder->base.id);
 				if (put_user(encoder->base.id, encoder_id +
 					     copied)) {
@@ -1103,7 +1144,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 			list_for_each_entry(connector,
 					    &dev->mode_config.connector_list,
 					    head) {
-				DRM_DEBUG("CONNECTOR ID is %d\n",
+				DRM_DEBUG_KMS("CONNECTOR ID is %d\n",
 					  connector->base.id);
 				if (put_user(connector->base.id,
 					     connector_id + copied)) {
@@ -1127,7 +1168,7 @@ int drm_mode_getresources(struct drm_device *dev, void *data,
 	}
 	card_res->count_connectors = connector_count;
 
-	DRM_DEBUG("Counted %d %d %d\n", card_res->count_crtcs,
+	DRM_DEBUG_KMS("Counted %d %d %d\n", card_res->count_crtcs,
 		  card_res->count_connectors, card_res->count_encoders);
 
 out:
@@ -1230,7 +1271,7 @@ int drm_mode_getconnector(struct drm_device *dev, void *data,
 
 	memset(&u_mode, 0, sizeof(struct drm_mode_modeinfo));
 
-	DRM_DEBUG("connector id %d:\n", out_resp->connector_id);
+	DRM_DEBUG_KMS("connector id %d:\n", out_resp->connector_id);
 
 	mutex_lock(&dev->mode_config.mutex);
 
@@ -1406,7 +1447,7 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	obj = drm_mode_object_find(dev, crtc_req->crtc_id,
 				   DRM_MODE_OBJECT_CRTC);
 	if (!obj) {
-		DRM_DEBUG("Unknown CRTC ID %d\n", crtc_req->crtc_id);
+		DRM_DEBUG_KMS("Unknown CRTC ID %d\n", crtc_req->crtc_id);
 		ret = -EINVAL;
 		goto out;
 	}
@@ -1419,7 +1460,8 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 			list_for_each_entry(crtcfb,
 					    &dev->mode_config.crtc_list, head) {
 				if (crtcfb == crtc) {
-					DRM_DEBUG("Using current fb for setmode\n");
+					DRM_DEBUG_KMS("Using current fb for "
+							"setmode\n");
 					fb = crtc->fb;
 				}
 			}
@@ -1427,7 +1469,8 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 			obj = drm_mode_object_find(dev, crtc_req->fb_id,
 						   DRM_MODE_OBJECT_FB);
 			if (!obj) {
-				DRM_DEBUG("Unknown FB ID%d\n", crtc_req->fb_id);
+				DRM_DEBUG_KMS("Unknown FB ID%d\n",
+						crtc_req->fb_id);
 				ret = -EINVAL;
 				goto out;
 			}
@@ -1440,13 +1483,13 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 	}
 
 	if (crtc_req->count_connectors == 0 && mode) {
-		DRM_DEBUG("Count connectors is 0 but mode set\n");
+		DRM_DEBUG_KMS("Count connectors is 0 but mode set\n");
 		ret = -EINVAL;
 		goto out;
 	}
 
 	if (crtc_req->count_connectors > 0 && (!mode || !fb)) {
-		DRM_DEBUG("Count connectors is %d but no mode or fb set\n",
+		DRM_DEBUG_KMS("Count connectors is %d but no mode or fb set\n",
 			  crtc_req->count_connectors);
 		ret = -EINVAL;
 		goto out;
@@ -1479,7 +1522,8 @@ int drm_mode_setcrtc(struct drm_device *dev, void *data,
 			obj = drm_mode_object_find(dev, out_id,
 						   DRM_MODE_OBJECT_CONNECTOR);
 			if (!obj) {
-				DRM_DEBUG("Connector id %d unknown\n", out_id);
+				DRM_DEBUG_KMS("Connector id %d unknown\n",
+						out_id);
 				ret = -EINVAL;
 				goto out;
 			}
@@ -1512,8 +1556,6 @@ int drm_mode_cursor_ioctl(struct drm_device *dev,
 	struct drm_crtc *crtc;
 	int ret = 0;
 
-	DRM_DEBUG("\n");
-
 	if (!req->flags) {
 		DRM_ERROR("no operation set\n");
 		return -EINVAL;
@@ -1522,7 +1564,7 @@ int drm_mode_cursor_ioctl(struct drm_device *dev,
 	mutex_lock(&dev->mode_config.mutex);
 	obj = drm_mode_object_find(dev, req->crtc_id, DRM_MODE_OBJECT_CRTC);
 	if (!obj) {
-		DRM_DEBUG("Unknown CRTC ID %d\n", req->crtc_id);
+		DRM_DEBUG_KMS("Unknown CRTC ID %d\n", req->crtc_id);
 		ret = -EINVAL;
 		goto out;
 	}
diff --git a/drivers/gpu/drm/drm_crtc_helper.c b/drivers/gpu/drm/drm_crtc_helper.c
index 6aaa2cb23365..bbfd110a7168 100644
--- a/drivers/gpu/drm/drm_crtc_helper.c
+++ b/drivers/gpu/drm/drm_crtc_helper.c
@@ -32,15 +32,7 @@
 #include "drmP.h"
 #include "drm_crtc.h"
 #include "drm_crtc_helper.h"
-
-/*
- * Detailed mode info for 800x600@60Hz
- */
-static struct drm_display_mode std_modes[] = {
-	{ DRM_MODE("800x600", DRM_MODE_TYPE_DEFAULT, 40000, 800, 840,
-		   968, 1056, 0, 600, 601, 605, 628, 0,
-		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
-};
+#include "drm_fb_helper.h"
 
 static void drm_mode_validate_flag(struct drm_connector *connector,
 				   int flags)
@@ -94,23 +86,33 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
 	int count = 0;
 	int mode_flags = 0;
 
-	DRM_DEBUG("%s\n", drm_get_connector_name(connector));
+	DRM_DEBUG_KMS("%s\n", drm_get_connector_name(connector));
 	/* set all modes to the unverified state */
 	list_for_each_entry_safe(mode, t, &connector->modes, head)
 		mode->status = MODE_UNVERIFIED;
 
-	connector->status = connector->funcs->detect(connector);
+	if (connector->force) {
+		if (connector->force == DRM_FORCE_ON)
+			connector->status = connector_status_connected;
+		else
+			connector->status = connector_status_disconnected;
+		if (connector->funcs->force)
+			connector->funcs->force(connector);
+	} else
+		connector->status = connector->funcs->detect(connector);
 
 	if (connector->status == connector_status_disconnected) {
-		DRM_DEBUG("%s is disconnected\n",
+		DRM_DEBUG_KMS("%s is disconnected\n",
 			  drm_get_connector_name(connector));
-		/* TODO set EDID to NULL */
-		return 0;
+		goto prune;
 	}
 
 	count = (*connector_funcs->get_modes)(connector);
-	if (!count)
-		return 0;
+	if (!count) {
+		count = drm_add_modes_noedid(connector, 800, 600);
+		if (!count)
+			return 0;
+	}
 
 	drm_mode_connector_list_update(connector);
 
@@ -130,7 +132,7 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
 								   mode);
 	}
 
-
+prune:
 	drm_mode_prune_invalid(dev, &connector->modes, true);
 
 	if (list_empty(&connector->modes))
@@ -138,7 +140,8 @@ int drm_helper_probe_single_connector_modes(struct drm_connector *connector,
 
 	drm_mode_sort(&connector->modes);
 
-	DRM_DEBUG("Probed modes for %s\n", drm_get_connector_name(connector));
+	DRM_DEBUG_KMS("Probed modes for %s\n",
+				drm_get_connector_name(connector));
 	list_for_each_entry_safe(mode, t, &connector->modes, head) {
 		mode->vrefresh = drm_mode_vrefresh(mode);
 
@@ -165,39 +168,6 @@ int drm_helper_probe_connector_modes(struct drm_device *dev, uint32_t maxX,
 }
 EXPORT_SYMBOL(drm_helper_probe_connector_modes);
 
-static void drm_helper_add_std_modes(struct drm_device *dev,
-				     struct drm_connector *connector)
-{
-	struct drm_display_mode *mode, *t;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(std_modes); i++) {
-		struct drm_display_mode *stdmode;
-
-		/*
-		 * When no valid EDID modes are available we end up
-		 * here and bailed in the past, now we add some standard
-		 * modes and move on.
-		 */
-		stdmode = drm_mode_duplicate(dev, &std_modes[i]);
-		drm_mode_probed_add(connector, stdmode);
-		drm_mode_list_concat(&connector->probed_modes,
-				     &connector->modes);
-
-		DRM_DEBUG("Adding mode %s to %s\n", stdmode->name,
-			  drm_get_connector_name(connector));
-	}
-	drm_mode_sort(&connector->modes);
-
-	DRM_DEBUG("Added std modes on %s\n", drm_get_connector_name(connector));
-	list_for_each_entry_safe(mode, t, &connector->modes, head) {
-		mode->vrefresh = drm_mode_vrefresh(mode);
-
-		drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
-		drm_mode_debug_printmodeline(mode);
-	}
-}
-
 /**
  * drm_helper_encoder_in_use - check if a given encoder is in use
  * @encoder: encoder to check
@@ -258,13 +228,27 @@ EXPORT_SYMBOL(drm_helper_crtc_in_use);
 void drm_helper_disable_unused_functions(struct drm_device *dev)
 {
 	struct drm_encoder *encoder;
+	struct drm_connector *connector;
 	struct drm_encoder_helper_funcs *encoder_funcs;
 	struct drm_crtc *crtc;
 
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		if (!connector->encoder)
+			continue;
+		if (connector->status == connector_status_disconnected)
+			connector->encoder = NULL;
+	}
+
 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
 		encoder_funcs = encoder->helper_private;
-		if (!drm_helper_encoder_in_use(encoder))
-			(*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF);
+		if (!drm_helper_encoder_in_use(encoder)) {
+			if (encoder_funcs->disable)
+				(*encoder_funcs->disable)(encoder);
+			else
+				(*encoder_funcs->dpms)(encoder, DRM_MODE_DPMS_OFF);
+			/* disconnector encoder from any connector */
+			encoder->crtc = NULL;
+		}
 	}
 
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
@@ -292,6 +276,66 @@ static struct drm_display_mode *drm_has_preferred_mode(struct drm_connector *con
 	return NULL;
 }
 
+static bool drm_has_cmdline_mode(struct drm_connector *connector)
+{
+	struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private;
+	struct drm_fb_helper_cmdline_mode *cmdline_mode;
+
+	if (!fb_help_conn)
+		return false;
+
+	cmdline_mode = &fb_help_conn->cmdline_mode;
+	return cmdline_mode->specified;
+}
+
+static struct drm_display_mode *drm_pick_cmdline_mode(struct drm_connector *connector, int width, int height)
+{
+	struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private;
+	struct drm_fb_helper_cmdline_mode *cmdline_mode;
+	struct drm_display_mode *mode = NULL;
+
+	if (!fb_help_conn)
+		return mode;
+
+	cmdline_mode = &fb_help_conn->cmdline_mode;
+	if (cmdline_mode->specified == false)
+		return mode;
+
+	/* attempt to find a matching mode in the list of modes
+	 *  we have gotten so far, if not add a CVT mode that conforms
+	 */
+	if (cmdline_mode->rb || cmdline_mode->margins)
+		goto create_mode;
+
+	list_for_each_entry(mode, &connector->modes, head) {
+		/* check width/height */
+		if (mode->hdisplay != cmdline_mode->xres ||
+		    mode->vdisplay != cmdline_mode->yres)
+			continue;
+
+		if (cmdline_mode->refresh_specified) {
+			if (mode->vrefresh != cmdline_mode->refresh)
+				continue;
+		}
+
+		if (cmdline_mode->interlace) {
+			if (!(mode->flags & DRM_MODE_FLAG_INTERLACE))
+				continue;
+		}
+		return mode;
+	}
+
+create_mode:
+	mode = drm_cvt_mode(connector->dev, cmdline_mode->xres,
+			    cmdline_mode->yres,
+			    cmdline_mode->refresh_specified ? cmdline_mode->refresh : 60,
+			    cmdline_mode->rb, cmdline_mode->interlace,
+			    cmdline_mode->margins);
+	drm_mode_set_crtcinfo(mode, CRTC_INTERLACE_HALVE_V);
+	list_add(&mode->head, &connector->modes);
+	return mode;
+}
+
 static bool drm_connector_enabled(struct drm_connector *connector, bool strict)
 {
 	bool enable;
@@ -312,7 +356,7 @@ static void drm_enable_connectors(struct drm_device *dev, bool *enabled)
 
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 		enabled[i] = drm_connector_enabled(connector, true);
-		DRM_DEBUG("connector %d enabled? %s\n", connector->base.id,
+		DRM_DEBUG_KMS("connector %d enabled? %s\n", connector->base.id,
 			  enabled[i] ? "yes" : "no");
 		any_enabled |= enabled[i];
 		i++;
@@ -342,16 +386,22 @@ static bool drm_target_preferred(struct drm_device *dev,
 			continue;
 		}
 
-		DRM_DEBUG("looking for preferred mode on connector %d\n",
-			  connector->base.id);
+		DRM_DEBUG_KMS("looking for cmdline mode on connector %d\n",
+			      connector->base.id);
 
-		modes[i] = drm_has_preferred_mode(connector, width, height);
+		/* got for command line mode first */
+		modes[i] = drm_pick_cmdline_mode(connector, width, height);
+		if (!modes[i]) {
+			DRM_DEBUG_KMS("looking for preferred mode on connector %d\n",
+				      connector->base.id);
+			modes[i] = drm_has_preferred_mode(connector, width, height);
+		}
 		/* No preferred modes, pick one off the list */
 		if (!modes[i] && !list_empty(&connector->modes)) {
 			list_for_each_entry(modes[i], &connector->modes, head)
 				break;
 		}
-		DRM_DEBUG("found mode %s\n", modes[i] ? modes[i]->name :
+		DRM_DEBUG_KMS("found mode %s\n", modes[i] ? modes[i]->name :
 			  "none");
 		i++;
 	}
@@ -394,6 +444,8 @@ static int drm_pick_crtcs(struct drm_device *dev,
 	my_score = 1;
 	if (connector->status == connector_status_connected)
 		my_score++;
+	if (drm_has_cmdline_mode(connector))
+		my_score++;
 	if (drm_has_preferred_mode(connector, width, height))
 		my_score++;
 
@@ -409,7 +461,7 @@ static int drm_pick_crtcs(struct drm_device *dev,
 	c = 0;
 	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
 
-		if ((connector->encoder->possible_crtcs & (1 << c)) == 0) {
+		if ((encoder->possible_crtcs & (1 << c)) == 0) {
 			c++;
 			continue;
 		}
@@ -452,7 +504,7 @@ static void drm_setup_crtcs(struct drm_device *dev)
 	int width, height;
 	int i, ret;
 
-	DRM_DEBUG("\n");
+	DRM_DEBUG_KMS("\n");
 
 	width = dev->mode_config.max_width;
 	height = dev->mode_config.max_height;
@@ -475,7 +527,7 @@ static void drm_setup_crtcs(struct drm_device *dev)
 	if (!ret)
 		DRM_ERROR("Unable to find initial modes\n");
 
-	DRM_DEBUG("picking CRTCs for %dx%d config\n", width, height);
+	DRM_DEBUG_KMS("picking CRTCs for %dx%d config\n", width, height);
 
 	drm_pick_crtcs(dev, crtcs, modes, 0, width, height);
 
@@ -490,12 +542,14 @@ static void drm_setup_crtcs(struct drm_device *dev)
 		}
 
 		if (mode && crtc) {
-			DRM_DEBUG("desired mode %s set on crtc %d\n",
+			DRM_DEBUG_KMS("desired mode %s set on crtc %d\n",
 				  mode->name, crtc->base.id);
 			crtc->desired_mode = mode;
 			connector->encoder->crtc = crtc;
-		} else
+		} else {
 			connector->encoder->crtc = NULL;
+			connector->encoder = NULL;
+		}
 		i++;
 	}
 
@@ -702,18 +756,17 @@ EXPORT_SYMBOL(drm_crtc_helper_set_mode);
 int drm_crtc_helper_set_config(struct drm_mode_set *set)
 {
 	struct drm_device *dev;
-	struct drm_crtc **save_crtcs, *new_crtc;
-	struct drm_encoder **save_encoders, *new_encoder;
+	struct drm_crtc *save_crtcs, *new_crtc, *crtc;
+	struct drm_encoder *save_encoders, *new_encoder, *encoder;
 	struct drm_framebuffer *old_fb = NULL;
-	bool save_enabled;
 	bool mode_changed = false; /* if true do a full mode set */
 	bool fb_changed = false; /* if true and !mode_changed just do a flip */
-	struct drm_connector *connector;
+	struct drm_connector *save_connectors, *connector;
 	int count = 0, ro, fail = 0;
 	struct drm_crtc_helper_funcs *crtc_funcs;
 	int ret = 0;
 
-	DRM_DEBUG("\n");
+	DRM_DEBUG_KMS("\n");
 
 	if (!set)
 		return -EINVAL;
@@ -726,37 +779,60 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 
 	crtc_funcs = set->crtc->helper_private;
 
-	DRM_DEBUG("crtc: %p %d fb: %p connectors: %p num_connectors: %d (x, y) (%i, %i)\n",
+	DRM_DEBUG_KMS("crtc: %p %d fb: %p connectors: %p num_connectors:"
+			" %d (x, y) (%i, %i)\n",
 		  set->crtc, set->crtc->base.id, set->fb, set->connectors,
 		  (int)set->num_connectors, set->x, set->y);
 
 	dev = set->crtc->dev;
 
-	/* save previous config */
-	save_enabled = set->crtc->enabled;
-
-	/*
-	 * We do mode_config.num_connectors here since we'll look at the
-	 * CRTC and encoder associated with each connector later.
-	 */
-	save_crtcs = kzalloc(dev->mode_config.num_connector *
-			     sizeof(struct drm_crtc *), GFP_KERNEL);
+	/* Allocate space for the backup of all (non-pointer) crtc, encoder and
+	 * connector data. */
+	save_crtcs = kzalloc(dev->mode_config.num_crtc *
+			     sizeof(struct drm_crtc), GFP_KERNEL);
 	if (!save_crtcs)
 		return -ENOMEM;
 
-	save_encoders = kzalloc(dev->mode_config.num_connector *
-				sizeof(struct drm_encoders *), GFP_KERNEL);
+	save_encoders = kzalloc(dev->mode_config.num_encoder *
+				sizeof(struct drm_encoder), GFP_KERNEL);
 	if (!save_encoders) {
 		kfree(save_crtcs);
 		return -ENOMEM;
 	}
 
+	save_connectors = kzalloc(dev->mode_config.num_connector *
+				sizeof(struct drm_connector), GFP_KERNEL);
+	if (!save_connectors) {
+		kfree(save_crtcs);
+		kfree(save_encoders);
+		return -ENOMEM;
+	}
+
+	/* Copy data. Note that driver private data is not affected.
+	 * Should anything bad happen only the expected state is
+	 * restored, not the drivers personal bookkeeping.
+	 */
+	count = 0;
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		save_crtcs[count++] = *crtc;
+	}
+
+	count = 0;
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		save_encoders[count++] = *encoder;
+	}
+
+	count = 0;
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		save_connectors[count++] = *connector;
+	}
+
 	/* We should be able to check here if the fb has the same properties
 	 * and then just flip_or_move it */
 	if (set->crtc->fb != set->fb) {
 		/* If we have no fb then treat it as a full mode set */
 		if (set->crtc->fb == NULL) {
-			DRM_DEBUG("crtc has no fb, full mode set\n");
+			DRM_DEBUG_KMS("crtc has no fb, full mode set\n");
 			mode_changed = true;
 		} else if (set->fb == NULL) {
 			mode_changed = true;
@@ -772,7 +848,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		fb_changed = true;
 
 	if (set->mode && !drm_mode_equal(set->mode, &set->crtc->mode)) {
-		DRM_DEBUG("modes are different, full mode set\n");
+		DRM_DEBUG_KMS("modes are different, full mode set\n");
 		drm_mode_debug_printmodeline(&set->crtc->mode);
 		drm_mode_debug_printmodeline(set->mode);
 		mode_changed = true;
@@ -783,7 +859,6 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
 		struct drm_connector_helper_funcs *connector_funcs =
 			connector->helper_private;
-		save_encoders[count++] = connector->encoder;
 		new_encoder = connector->encoder;
 		for (ro = 0; ro < set->num_connectors; ro++) {
 			if (set->connectors[ro] == connector) {
@@ -798,15 +873,20 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		}
 
 		if (new_encoder != connector->encoder) {
-			DRM_DEBUG("encoder changed, full mode switch\n");
+			DRM_DEBUG_KMS("encoder changed, full mode switch\n");
 			mode_changed = true;
+			/* If the encoder is reused for another connector, then
+			 * the appropriate crtc will be set later.
+			 */
+			if (connector->encoder)
+				connector->encoder->crtc = NULL;
 			connector->encoder = new_encoder;
 		}
 	}
 
 	if (fail) {
 		ret = -EINVAL;
-		goto fail_no_encoder;
+		goto fail;
 	}
 
 	count = 0;
@@ -814,8 +894,6 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		if (!connector->encoder)
 			continue;
 
-		save_crtcs[count++] = connector->encoder->crtc;
-
 		if (connector->encoder->crtc == set->crtc)
 			new_crtc = NULL;
 		else
@@ -830,14 +908,14 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		if (new_crtc &&
 		    !drm_encoder_crtc_ok(connector->encoder, new_crtc)) {
 			ret = -EINVAL;
-			goto fail_set_mode;
+			goto fail;
 		}
 		if (new_crtc != connector->encoder->crtc) {
-			DRM_DEBUG("crtc changed, full mode switch\n");
+			DRM_DEBUG_KMS("crtc changed, full mode switch\n");
 			mode_changed = true;
 			connector->encoder->crtc = new_crtc;
 		}
-		DRM_DEBUG("setting connector %d crtc to %p\n",
+		DRM_DEBUG_KMS("setting connector %d crtc to %p\n",
 			  connector->base.id, new_crtc);
 	}
 
@@ -850,7 +928,8 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		set->crtc->fb = set->fb;
 		set->crtc->enabled = (set->mode != NULL);
 		if (set->mode != NULL) {
-			DRM_DEBUG("attempting to set mode from userspace\n");
+			DRM_DEBUG_KMS("attempting to set mode from"
+					" userspace\n");
 			drm_mode_debug_printmodeline(set->mode);
 			if (!drm_crtc_helper_set_mode(set->crtc, set->mode,
 						      set->x, set->y,
@@ -858,7 +937,7 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 				DRM_ERROR("failed to set mode on crtc %p\n",
 					  set->crtc);
 				ret = -EINVAL;
-				goto fail_set_mode;
+				goto fail;
 			}
 			/* TODO are these needed? */
 			set->crtc->desired_x = set->x;
@@ -867,43 +946,50 @@ int drm_crtc_helper_set_config(struct drm_mode_set *set)
 		}
 		drm_helper_disable_unused_functions(dev);
 	} else if (fb_changed) {
+		set->crtc->x = set->x;
+		set->crtc->y = set->y;
+
 		old_fb = set->crtc->fb;
 		if (set->crtc->fb != set->fb)
 			set->crtc->fb = set->fb;
 		ret = crtc_funcs->mode_set_base(set->crtc,
 						set->x, set->y, old_fb);
 		if (ret != 0)
-		    goto fail_set_mode;
+			goto fail;
 	}
 
+	kfree(save_connectors);
 	kfree(save_encoders);
 	kfree(save_crtcs);
 	return 0;
 
-fail_set_mode:
-	set->crtc->enabled = save_enabled;
-	set->crtc->fb = old_fb;
+fail:
+	/* Restore all previous data. */
 	count = 0;
-	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		if (!connector->encoder)
-			continue;
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		*crtc = save_crtcs[count++];
+	}
 
-		connector->encoder->crtc = save_crtcs[count++];
+	count = 0;
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		*encoder = save_encoders[count++];
 	}
-fail_no_encoder:
-	kfree(save_crtcs);
+
 	count = 0;
 	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		connector->encoder = save_encoders[count++];
+		*connector = save_connectors[count++];
 	}
+
+	kfree(save_connectors);
 	kfree(save_encoders);
+	kfree(save_crtcs);
 	return ret;
 }
 EXPORT_SYMBOL(drm_crtc_helper_set_config);
 
 bool drm_helper_plugged_event(struct drm_device *dev)
 {
-	DRM_DEBUG("\n");
+	DRM_DEBUG_KMS("\n");
 
 	drm_helper_probe_connector_modes(dev, dev->mode_config.max_width,
 					 dev->mode_config.max_height);
@@ -932,24 +1018,18 @@ bool drm_helper_plugged_event(struct drm_device *dev)
  */
 bool drm_helper_initial_config(struct drm_device *dev)
 {
-	struct drm_connector *connector;
 	int count = 0;
 
+	drm_fb_helper_parse_command_line(dev);
+
 	count = drm_helper_probe_connector_modes(dev,
 						 dev->mode_config.max_width,
 						 dev->mode_config.max_height);
 
 	/*
-	 * None of the available connectors had any modes, so add some
-	 * and try to light them up anyway
+	 * we shouldn't end up with no modes here.
 	 */
-	if (!count) {
-		DRM_ERROR("connectors have no modes, using standard modes\n");
-		list_for_each_entry(connector,
-				    &dev->mode_config.connector_list,
-				    head)
-			drm_helper_add_std_modes(dev, connector);
-	}
+	WARN(!count, "No connectors reported connected with modes\n");
 
 	drm_setup_crtcs(dev);
 
diff --git a/drivers/gpu/drm/drm_drv.c b/drivers/gpu/drm/drm_drv.c
index b39d7bfc0c9c..a75ca63deea6 100644
--- a/drivers/gpu/drm/drm_drv.c
+++ b/drivers/gpu/drm/drm_drv.c
@@ -63,12 +63,12 @@ static struct drm_ioctl_desc drm_ioctls[] = {
 	DRM_IOCTL_DEF(DRM_IOCTL_GET_MAP, drm_getmap, 0),
 	DRM_IOCTL_DEF(DRM_IOCTL_GET_CLIENT, drm_getclient, 0),
 	DRM_IOCTL_DEF(DRM_IOCTL_GET_STATS, drm_getstats, 0),
-	DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER|DRM_ROOT_ONLY),
+	DRM_IOCTL_DEF(DRM_IOCTL_SET_VERSION, drm_setversion, DRM_MASTER),
 
 	DRM_IOCTL_DEF(DRM_IOCTL_SET_UNIQUE, drm_setunique, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
 	DRM_IOCTL_DEF(DRM_IOCTL_BLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
 	DRM_IOCTL_DEF(DRM_IOCTL_UNBLOCK, drm_noop, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
-	DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
+	DRM_IOCTL_DEF(DRM_IOCTL_AUTH_MAGIC, drm_authmagic, DRM_AUTH|DRM_MASTER),
 
 	DRM_IOCTL_DEF(DRM_IOCTL_ADD_MAP, drm_addmap_ioctl, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY),
 	DRM_IOCTL_DEF(DRM_IOCTL_RM_MAP, drm_rmmap_ioctl, DRM_AUTH),
diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c
index 7f2728bbc16c..b54ba63d506e 100644
--- a/drivers/gpu/drm/drm_edid.c
+++ b/drivers/gpu/drm/drm_edid.c
@@ -60,6 +60,12 @@
 #define EDID_QUIRK_FIRST_DETAILED_PREFERRED	(1 << 5)
 /* use +hsync +vsync for detailed mode */
 #define EDID_QUIRK_DETAILED_SYNC_PP		(1 << 6)
+/* define the number of Extension EDID block */
+#define MAX_EDID_EXT_NUM 4
+
+#define LEVEL_DMT	0
+#define LEVEL_GTF	1
+#define LEVEL_CVT	2
 
 static struct edid_quirk {
 	char *vendor;
@@ -103,7 +109,9 @@ static struct edid_quirk {
 
 
 /* Valid EDID header has these bytes */
-static u8 edid_header[] = { 0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00 };
+static const u8 edid_header[] = {
+	0x00, 0xff, 0xff, 0xff, 0xff, 0xff, 0xff, 0x00
+};
 
 /**
  * edid_is_valid - sanity check EDID data
@@ -237,39 +245,345 @@ static void edid_fixup_preferred(struct drm_connector *connector,
 	preferred_mode->type |= DRM_MODE_TYPE_PREFERRED;
 }
 
+/*
+ * Add the Autogenerated from the DMT spec.
+ * This table is copied from xfree86/modes/xf86EdidModes.c.
+ * But the mode with Reduced blank feature is deleted.
+ */
+static struct drm_display_mode drm_dmt_modes[] = {
+	/* 640x350@85Hz */
+	{ DRM_MODE("640x350", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
+		   736, 832, 0, 350, 382, 385, 445, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 640x400@85Hz */
+	{ DRM_MODE("640x400", DRM_MODE_TYPE_DRIVER, 31500, 640, 672,
+		   736, 832, 0, 400, 401, 404, 445, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 720x400@85Hz */
+	{ DRM_MODE("720x400", DRM_MODE_TYPE_DRIVER, 35500, 720, 756,
+		   828, 936, 0, 400, 401, 404, 446, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 640x480@60Hz */
+	{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 25175, 640, 656,
+		   752, 800, 0, 480, 489, 492, 525, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 640x480@72Hz */
+	{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 664,
+		   704, 832, 0, 480, 489, 492, 520, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 640x480@75Hz */
+	{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 31500, 640, 656,
+		   720, 840, 0, 480, 481, 484, 500, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 640x480@85Hz */
+	{ DRM_MODE("640x480", DRM_MODE_TYPE_DRIVER, 36000, 640, 696,
+		   752, 832, 0, 480, 481, 484, 509, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 800x600@56Hz */
+	{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 36000, 800, 824,
+		   896, 1024, 0, 600, 601, 603, 625, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 800x600@60Hz */
+	{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 40000, 800, 840,
+		   968, 1056, 0, 600, 601, 605, 628, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 800x600@72Hz */
+	{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 50000, 800, 856,
+		   976, 1040, 0, 600, 637, 643, 666, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 800x600@75Hz */
+	{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 49500, 800, 816,
+		   896, 1056, 0, 600, 601, 604, 625, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 800x600@85Hz */
+	{ DRM_MODE("800x600", DRM_MODE_TYPE_DRIVER, 56250, 800, 832,
+		   896, 1048, 0, 600, 601, 604, 631, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 848x480@60Hz */
+	{ DRM_MODE("848x480", DRM_MODE_TYPE_DRIVER, 33750, 848, 864,
+		   976, 1088, 0, 480, 486, 494, 517, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1024x768@43Hz, interlace */
+	{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 44900, 1024, 1032,
+		   1208, 1264, 0, 768, 768, 772, 817, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC |
+			DRM_MODE_FLAG_INTERLACE) },
+	/* 1024x768@60Hz */
+	{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 65000, 1024, 1048,
+		   1184, 1344, 0, 768, 771, 777, 806, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 1024x768@70Hz */
+	{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 75000, 1024, 1048,
+		   1184, 1328, 0, 768, 771, 777, 806, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 1024x768@75Hz */
+	{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 78750, 1024, 1040,
+		   1136, 1312, 0, 768, 769, 772, 800, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1024x768@85Hz */
+	{ DRM_MODE("1024x768", DRM_MODE_TYPE_DRIVER, 94500, 1024, 1072,
+		   1072, 1376, 0, 768, 769, 772, 808, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1152x864@75Hz */
+	{ DRM_MODE("1152x864", DRM_MODE_TYPE_DRIVER, 108000, 1152, 1216,
+		   1344, 1600, 0, 864, 865, 868, 900, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x768@60Hz */
+	{ DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 79500, 1280, 1344,
+		   1472, 1664, 0, 768, 771, 778, 798, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x768@75Hz */
+	{ DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 102250, 1280, 1360,
+		   1488, 1696, 0, 768, 771, 778, 805, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 1280x768@85Hz */
+	{ DRM_MODE("1280x768", DRM_MODE_TYPE_DRIVER, 117500, 1280, 1360,
+		   1496, 1712, 0, 768, 771, 778, 809, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x800@60Hz */
+	{ DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 83500, 1280, 1352,
+		   1480, 1680, 0, 800, 803, 809, 831, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_NVSYNC) },
+	/* 1280x800@75Hz */
+	{ DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 106500, 1280, 1360,
+		   1488, 1696, 0, 800, 803, 809, 838, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x800@85Hz */
+	{ DRM_MODE("1280x800", DRM_MODE_TYPE_DRIVER, 122500, 1280, 1360,
+		   1496, 1712, 0, 800, 803, 809, 843, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x960@60Hz */
+	{ DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1376,
+		   1488, 1800, 0, 960, 961, 964, 1000, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x960@85Hz */
+	{ DRM_MODE("1280x960", DRM_MODE_TYPE_DRIVER, 148500, 1280, 1344,
+		   1504, 1728, 0, 960, 961, 964, 1011, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x1024@60Hz */
+	{ DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 108000, 1280, 1328,
+		   1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x1024@75Hz */
+	{ DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 135000, 1280, 1296,
+		   1440, 1688, 0, 1024, 1025, 1028, 1066, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1280x1024@85Hz */
+	{ DRM_MODE("1280x1024", DRM_MODE_TYPE_DRIVER, 157500, 1280, 1344,
+		   1504, 1728, 0, 1024, 1025, 1028, 1072, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1360x768@60Hz */
+	{ DRM_MODE("1360x768", DRM_MODE_TYPE_DRIVER, 85500, 1360, 1424,
+		   1536, 1792, 0, 768, 771, 777, 795, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x1050@60Hz */
+	{ DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 121750, 1400, 1488,
+		   1632, 1864, 0, 1050, 1053, 1057, 1089, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x1050@75Hz */
+	{ DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 156000, 1400, 1504,
+		   1648, 1896, 0, 1050, 1053, 1057, 1099, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x1050@85Hz */
+	{ DRM_MODE("1400x1050", DRM_MODE_TYPE_DRIVER, 179500, 1400, 1504,
+		   1656, 1912, 0, 1050, 1053, 1057, 1105, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x900@60Hz */
+	{ DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 106500, 1440, 1520,
+		   1672, 1904, 0, 900, 903, 909, 934, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x900@75Hz */
+	{ DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 136750, 1440, 1536,
+		   1688, 1936, 0, 900, 903, 909, 942, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1440x900@85Hz */
+	{ DRM_MODE("1440x900", DRM_MODE_TYPE_DRIVER, 157000, 1440, 1544,
+		   1696, 1952, 0, 900, 903, 909, 948, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1600x1200@60Hz */
+	{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 162000, 1600, 1664,
+		   1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1600x1200@65Hz */
+	{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 175500, 1600, 1664,
+		   1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1600x1200@70Hz */
+	{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 189000, 1600, 1664,
+		   1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1600x1200@75Hz */
+	{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 2025000, 1600, 1664,
+		   1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1600x1200@85Hz */
+	{ DRM_MODE("1600x1200", DRM_MODE_TYPE_DRIVER, 229500, 1600, 1664,
+		   1856, 2160, 0, 1200, 1201, 1204, 1250, 0,
+		   DRM_MODE_FLAG_PHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1680x1050@60Hz */
+	{ DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 146250, 1680, 1784,
+		   1960, 2240, 0, 1050, 1053, 1059, 1089, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1680x1050@75Hz */
+	{ DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 187000, 1680, 1800,
+		   1976, 2272, 0, 1050, 1053, 1059, 1099, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1680x1050@85Hz */
+	{ DRM_MODE("1680x1050", DRM_MODE_TYPE_DRIVER, 214750, 1680, 1808,
+		   1984, 2288, 0, 1050, 1053, 1059, 1105, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1792x1344@60Hz */
+	{ DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 204750, 1792, 1920,
+		   2120, 2448, 0, 1344, 1345, 1348, 1394, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1729x1344@75Hz */
+	{ DRM_MODE("1792x1344", DRM_MODE_TYPE_DRIVER, 261000, 1792, 1888,
+		   2104, 2456, 0, 1344, 1345, 1348, 1417, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1853x1392@60Hz */
+	{ DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 218250, 1856, 1952,
+		   2176, 2528, 0, 1392, 1393, 1396, 1439, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1856x1392@75Hz */
+	{ DRM_MODE("1856x1392", DRM_MODE_TYPE_DRIVER, 288000, 1856, 1984,
+		   2208, 2560, 0, 1392, 1395, 1399, 1500, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1920x1200@60Hz */
+	{ DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 193250, 1920, 2056,
+		   2256, 2592, 0, 1200, 1203, 1209, 1245, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1920x1200@75Hz */
+	{ DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 245250, 1920, 2056,
+		   2264, 2608, 0, 1200, 1203, 1209, 1255, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1920x1200@85Hz */
+	{ DRM_MODE("1920x1200", DRM_MODE_TYPE_DRIVER, 281250, 1920, 2064,
+		   2272, 2624, 0, 1200, 1203, 1209, 1262, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1920x1440@60Hz */
+	{ DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 234000, 1920, 2048,
+		   2256, 2600, 0, 1440, 1441, 1444, 1500, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 1920x1440@75Hz */
+	{ DRM_MODE("1920x1440", DRM_MODE_TYPE_DRIVER, 297000, 1920, 2064,
+		   2288, 2640, 0, 1440, 1441, 1444, 1500, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 2560x1600@60Hz */
+	{ DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 348500, 2560, 2752,
+		   3032, 3504, 0, 1600, 1603, 1609, 1658, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 2560x1600@75HZ */
+	{ DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 443250, 2560, 2768,
+		   3048, 3536, 0, 1600, 1603, 1609, 1672, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+	/* 2560x1600@85HZ */
+	{ DRM_MODE("2560x1600", DRM_MODE_TYPE_DRIVER, 505250, 2560, 2768,
+		   3048, 3536, 0, 1600, 1603, 1609, 1682, 0,
+		   DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC) },
+};
+
+static struct drm_display_mode *drm_find_dmt(struct drm_device *dev,
+			int hsize, int vsize, int fresh)
+{
+	int i, count;
+	struct drm_display_mode *ptr, *mode;
+
+	count = sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode);
+	mode = NULL;
+	for (i = 0; i < count; i++) {
+		ptr = &drm_dmt_modes[i];
+		if (hsize == ptr->hdisplay &&
+			vsize == ptr->vdisplay &&
+			fresh == drm_mode_vrefresh(ptr)) {
+			/* get the expected default mode */
+			mode = drm_mode_duplicate(dev, ptr);
+			break;
+		}
+	}
+	return mode;
+}
+
+/*
+ * 0 is reserved.  The spec says 0x01 fill for unused timings.  Some old
+ * monitors fill with ascii space (0x20) instead.
+ */
+static int
+bad_std_timing(u8 a, u8 b)
+{
+	return (a == 0x00 && b == 0x00) ||
+	       (a == 0x01 && b == 0x01) ||
+	       (a == 0x20 && b == 0x20);
+}
+
 /**
  * drm_mode_std - convert standard mode info (width, height, refresh) into mode
  * @t: standard timing params
+ * @timing_level: standard timing level
  *
  * Take the standard timing params (in this case width, aspect, and refresh)
- * and convert them into a real mode using CVT.
+ * and convert them into a real mode using CVT/GTF/DMT.
  *
  * Punts for now, but should eventually use the FB layer's CVT based mode
  * generation code.
  */
 struct drm_display_mode *drm_mode_std(struct drm_device *dev,
-				      struct std_timing *t)
+				      struct std_timing *t,
+				      int revision,
+				      int timing_level)
 {
 	struct drm_display_mode *mode;
-	int hsize = t->hsize * 8 + 248, vsize;
+	int hsize, vsize;
+	int vrefresh_rate;
 	unsigned aspect_ratio = (t->vfreq_aspect & EDID_TIMING_ASPECT_MASK)
 		>> EDID_TIMING_ASPECT_SHIFT;
+	unsigned vfreq = (t->vfreq_aspect & EDID_TIMING_VFREQ_MASK)
+		>> EDID_TIMING_VFREQ_SHIFT;
 
-	mode = drm_mode_create(dev);
-	if (!mode)
+	if (bad_std_timing(t->hsize, t->vfreq_aspect))
 		return NULL;
 
-	if (aspect_ratio == 0)
-		vsize = (hsize * 10) / 16;
-	else if (aspect_ratio == 1)
+	/* According to the EDID spec, the hdisplay = hsize * 8 + 248 */
+	hsize = t->hsize * 8 + 248;
+	/* vrefresh_rate = vfreq + 60 */
+	vrefresh_rate = vfreq + 60;
+	/* the vdisplay is calculated based on the aspect ratio */
+	if (aspect_ratio == 0) {
+		if (revision < 3)
+			vsize = hsize;
+		else
+			vsize = (hsize * 10) / 16;
+	} else if (aspect_ratio == 1)
 		vsize = (hsize * 3) / 4;
 	else if (aspect_ratio == 2)
 		vsize = (hsize * 4) / 5;
 	else
 		vsize = (hsize * 9) / 16;
-
-	drm_mode_set_name(mode);
-
+	/* HDTV hack */
+	if (hsize == 1360 && vsize == 765 && vrefresh_rate == 60) {
+		mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
+				    false);
+		mode->hdisplay = 1366;
+		mode->vsync_start = mode->vsync_start - 1;
+		mode->vsync_end = mode->vsync_end - 1;
+		return mode;
+	}
+	mode = NULL;
+	/* check whether it can be found in default mode table */
+	mode = drm_find_dmt(dev, hsize, vsize, vrefresh_rate);
+	if (mode)
+		return mode;
+
+	switch (timing_level) {
+	case LEVEL_DMT:
+		break;
+	case LEVEL_GTF:
+		mode = drm_gtf_mode(dev, hsize, vsize, vrefresh_rate, 0, 0);
+		break;
+	case LEVEL_CVT:
+		mode = drm_cvt_mode(dev, hsize, vsize, vrefresh_rate, 0, 0,
+				    false);
+		break;
+	}
 	return mode;
 }
 
@@ -312,6 +626,12 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
 		return NULL;
 	}
 
+	/* it is incorrect if hsync/vsync width is zero */
+	if (!hsync_pulse_width || !vsync_pulse_width) {
+		DRM_DEBUG_KMS("Incorrect Detailed timing. "
+				"Wrong Hsync/Vsync pulse width\n");
+		return NULL;
+	}
 	mode = drm_mode_create(dev);
 	if (!mode)
 		return NULL;
@@ -333,6 +653,21 @@ static struct drm_display_mode *drm_mode_detailed(struct drm_device *dev,
 	mode->vsync_end = mode->vsync_start + vsync_pulse_width;
 	mode->vtotal = mode->vdisplay + vblank;
 
+	/* perform the basic check for the detailed timing */
+	if (mode->hsync_end > mode->htotal ||
+		mode->vsync_end > mode->vtotal) {
+		drm_mode_destroy(dev, mode);
+		DRM_DEBUG_KMS("Incorrect detailed timing. "
+				"Sync is beyond the blank.\n");
+		return NULL;
+	}
+
+	/* Some EDIDs have bogus h/vtotal values */
+	if (mode->hsync_end > mode->htotal)
+		mode->htotal = mode->hsync_end + 1;
+	if (mode->vsync_end > mode->vtotal)
+		mode->vtotal = mode->vsync_end + 1;
+
 	drm_mode_set_name(mode);
 
 	if (pt->misc & DRM_EDID_PT_INTERLACED)
@@ -451,6 +786,19 @@ static int add_established_modes(struct drm_connector *connector, struct edid *e
 
 	return modes;
 }
+/**
+ * stanard_timing_level - get std. timing level(CVT/GTF/DMT)
+ * @edid: EDID block to scan
+ */
+static int standard_timing_level(struct edid *edid)
+{
+	if (edid->revision >= 2) {
+		if (edid->revision >= 4 && (edid->features & DRM_EDID_FEATURE_DEFAULT_GTF))
+			return LEVEL_CVT;
+		return LEVEL_GTF;
+	}
+	return LEVEL_DMT;
+}
 
 /**
  * add_standard_modes - get std. modes from EDID and add them
@@ -463,6 +811,9 @@ static int add_standard_modes(struct drm_connector *connector, struct edid *edid
 {
 	struct drm_device *dev = connector->dev;
 	int i, modes = 0;
+	int timing_level;
+
+	timing_level = standard_timing_level(edid);
 
 	for (i = 0; i < EDID_STD_TIMINGS; i++) {
 		struct std_timing *t = &edid->standard_timings[i];
@@ -472,7 +823,8 @@ static int add_standard_modes(struct drm_connector *connector, struct edid *edid
 		if (t->hsize == 1 && t->vfreq_aspect == 1)
 			continue;
 
-		newmode = drm_mode_std(dev, &edid->standard_timings[i]);
+		newmode = drm_mode_std(dev, &edid->standard_timings[i],
+				       edid->revision, timing_level);
 		if (newmode) {
 			drm_mode_probed_add(connector, newmode);
 			modes++;
@@ -496,6 +848,9 @@ static int add_detailed_info(struct drm_connector *connector,
 {
 	struct drm_device *dev = connector->dev;
 	int i, j, modes = 0;
+	int timing_level;
+
+	timing_level = standard_timing_level(edid);
 
 	for (i = 0; i < EDID_DETAILED_TIMINGS; i++) {
 		struct detailed_timing *timing = &edid->detailed_timings[i];
@@ -519,13 +874,14 @@ static int add_detailed_info(struct drm_connector *connector,
 			case EDID_DETAIL_MONITOR_CPDATA:
 				break;
 			case EDID_DETAIL_STD_MODES:
-				/* Five modes per detailed section */
-				for (j = 0; j < 5; i++) {
+				for (j = 0; j < 6; i++) {
 					struct std_timing *std;
 					struct drm_display_mode *newmode;
 
 					std = &data->data.timings[j];
-					newmode = drm_mode_std(dev, std);
+					newmode = drm_mode_std(dev, std,
+							       edid->revision,
+							       timing_level);
 					if (newmode) {
 						drm_mode_probed_add(connector, newmode);
 						modes++;
@@ -551,6 +907,124 @@ static int add_detailed_info(struct drm_connector *connector,
 
 	return modes;
 }
+/**
+ * add_detailed_mode_eedid - get detailed mode info from addtional timing
+ * 			EDID block
+ * @connector: attached connector
+ * @edid: EDID block to scan(It is only to get addtional timing EDID block)
+ * @quirks: quirks to apply
+ *
+ * Some of the detailed timing sections may contain mode information.  Grab
+ * it and add it to the list.
+ */
+static int add_detailed_info_eedid(struct drm_connector *connector,
+			     struct edid *edid, u32 quirks)
+{
+	struct drm_device *dev = connector->dev;
+	int i, j, modes = 0;
+	char *edid_ext = NULL;
+	struct detailed_timing *timing;
+	struct detailed_non_pixel *data;
+	struct drm_display_mode *newmode;
+	int edid_ext_num;
+	int start_offset, end_offset;
+	int timing_level;
+
+	if (edid->version == 1 && edid->revision < 3) {
+		/* If the EDID version is less than 1.3, there is no
+		 * extension EDID.
+		 */
+		return 0;
+	}
+	if (!edid->extensions) {
+		/* if there is no extension EDID, it is unnecessary to
+		 * parse the E-EDID to get detailed info
+		 */
+		return 0;
+	}
+
+	/* Chose real EDID extension number */
+	edid_ext_num = edid->extensions > MAX_EDID_EXT_NUM ?
+		       MAX_EDID_EXT_NUM : edid->extensions;
+
+	/* Find CEA extension */
+	for (i = 0; i < edid_ext_num; i++) {
+		edid_ext = (char *)edid + EDID_LENGTH * (i + 1);
+		/* This block is CEA extension */
+		if (edid_ext[0] == 0x02)
+			break;
+	}
+
+	if (i == edid_ext_num) {
+		/* if there is no additional timing EDID block, return */
+		return 0;
+	}
+
+	/* Get the start offset of detailed timing block */
+	start_offset = edid_ext[2];
+	if (start_offset == 0) {
+		/* If the start_offset is zero, it means that neither detailed
+		 * info nor data block exist. In such case it is also
+		 * unnecessary to parse the detailed timing info.
+		 */
+		return 0;
+	}
+
+	timing_level = standard_timing_level(edid);
+	end_offset = EDID_LENGTH;
+	end_offset -= sizeof(struct detailed_timing);
+	for (i = start_offset; i < end_offset;
+			i += sizeof(struct detailed_timing)) {
+		timing = (struct detailed_timing *)(edid_ext + i);
+		data = &timing->data.other_data;
+		/* Detailed mode timing */
+		if (timing->pixel_clock) {
+			newmode = drm_mode_detailed(dev, edid, timing, quirks);
+			if (!newmode)
+				continue;
+
+			drm_mode_probed_add(connector, newmode);
+
+			modes++;
+			continue;
+		}
+
+		/* Other timing or info */
+		switch (data->type) {
+		case EDID_DETAIL_MONITOR_SERIAL:
+			break;
+		case EDID_DETAIL_MONITOR_STRING:
+			break;
+		case EDID_DETAIL_MONITOR_RANGE:
+			/* Get monitor range data */
+			break;
+		case EDID_DETAIL_MONITOR_NAME:
+			break;
+		case EDID_DETAIL_MONITOR_CPDATA:
+			break;
+		case EDID_DETAIL_STD_MODES:
+			/* Five modes per detailed section */
+			for (j = 0; j < 5; i++) {
+				struct std_timing *std;
+				struct drm_display_mode *newmode;
+
+				std = &data->data.timings[j];
+				newmode = drm_mode_std(dev, std,
+						       edid->revision,
+						       timing_level);
+				if (newmode) {
+					drm_mode_probed_add(connector, newmode);
+					modes++;
+				}
+			}
+			break;
+		default:
+			break;
+		}
+	}
+
+	return modes;
+}
 
 #define DDC_ADDR 0x50
 /**
@@ -584,7 +1058,6 @@ int drm_do_probe_ddc_edid(struct i2c_adapter *adapter,
 	if (i2c_transfer(adapter, msgs, 2) == 2)
 		return 0;
 
-	dev_info(&adapter->dev, "unable to read EDID block.\n");
 	return -1;
 }
 EXPORT_SYMBOL(drm_do_probe_ddc_edid);
@@ -597,8 +1070,6 @@ static int drm_ddc_read_edid(struct drm_connector *connector,
 
 	ret = drm_do_probe_ddc_edid(adapter, buf, len);
 	if (ret != 0) {
-		dev_info(&connector->dev->pdev->dev, "%s: no EDID data\n",
-			 drm_get_connector_name(connector));
 		goto end;
 	}
 	if (!edid_is_valid((struct edid *)buf)) {
@@ -610,7 +1081,6 @@ end:
 	return ret;
 }
 
-#define MAX_EDID_EXT_NUM 4
 /**
  * drm_get_edid - get EDID data, if available
  * @connector: connector we're probing
@@ -763,6 +1233,7 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
 	num_modes += add_established_modes(connector, edid);
 	num_modes += add_standard_modes(connector, edid);
 	num_modes += add_detailed_info(connector, edid, quirks);
+	num_modes += add_detailed_info_eedid(connector, edid, quirks);
 
 	if (quirks & (EDID_QUIRK_PREFER_LARGE_60 | EDID_QUIRK_PREFER_LARGE_75))
 		edid_fixup_preferred(connector, quirks);
@@ -788,3 +1259,49 @@ int drm_add_edid_modes(struct drm_connector *connector, struct edid *edid)
 	return num_modes;
 }
 EXPORT_SYMBOL(drm_add_edid_modes);
+
+/**
+ * drm_add_modes_noedid - add modes for the connectors without EDID
+ * @connector: connector we're probing
+ * @hdisplay: the horizontal display limit
+ * @vdisplay: the vertical display limit
+ *
+ * Add the specified modes to the connector's mode list. Only when the
+ * hdisplay/vdisplay is not beyond the given limit, it will be added.
+ *
+ * Return number of modes added or 0 if we couldn't find any.
+ */
+int drm_add_modes_noedid(struct drm_connector *connector,
+			int hdisplay, int vdisplay)
+{
+	int i, count, num_modes = 0;
+	struct drm_display_mode *mode, *ptr;
+	struct drm_device *dev = connector->dev;
+
+	count = sizeof(drm_dmt_modes) / sizeof(struct drm_display_mode);
+	if (hdisplay < 0)
+		hdisplay = 0;
+	if (vdisplay < 0)
+		vdisplay = 0;
+
+	for (i = 0; i < count; i++) {
+		ptr = &drm_dmt_modes[i];
+		if (hdisplay && vdisplay) {
+			/*
+			 * Only when two are valid, they will be used to check
+			 * whether the mode should be added to the mode list of
+			 * the connector.
+			 */
+			if (ptr->hdisplay > hdisplay ||
+					ptr->vdisplay > vdisplay)
+				continue;
+		}
+		mode = drm_mode_duplicate(dev, ptr);
+		if (mode) {
+			drm_mode_probed_add(connector, mode);
+			num_modes++;
+		}
+	}
+	return num_modes;
+}
+EXPORT_SYMBOL(drm_add_modes_noedid);
diff --git a/drivers/gpu/drm/drm_encoder_slave.c b/drivers/gpu/drm/drm_encoder_slave.c
new file mode 100644
index 000000000000..f0184696edf3
--- /dev/null
+++ b/drivers/gpu/drm/drm_encoder_slave.c
@@ -0,0 +1,116 @@
+/*
+ * Copyright (C) 2009 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#include "drm_encoder_slave.h"
+
+/**
+ * drm_i2c_encoder_init - Initialize an I2C slave encoder
+ * @dev:	DRM device.
+ * @encoder:    Encoder to be attached to the I2C device. You aren't
+ *		required to have called drm_encoder_init() before.
+ * @adap:	I2C adapter that will be used to communicate with
+ *		the device.
+ * @info:	Information that will be used to create the I2C device.
+ *		Required fields are @addr and @type.
+ *
+ * Create an I2C device on the specified bus (the module containing its
+ * driver is transparently loaded) and attach it to the specified
+ * &drm_encoder_slave. The @slave_funcs field will be initialized with
+ * the hooks provided by the slave driver.
+ *
+ * Returns 0 on success or a negative errno on failure, in particular,
+ * -ENODEV is returned when no matching driver is found.
+ */
+int drm_i2c_encoder_init(struct drm_device *dev,
+			 struct drm_encoder_slave *encoder,
+			 struct i2c_adapter *adap,
+			 const struct i2c_board_info *info)
+{
+	char modalias[sizeof(I2C_MODULE_PREFIX)
+		      + I2C_NAME_SIZE];
+	struct module *module = NULL;
+	struct i2c_client *client;
+	struct drm_i2c_encoder_driver *encoder_drv;
+	int err = 0;
+
+	snprintf(modalias, sizeof(modalias),
+		 "%s%s", I2C_MODULE_PREFIX, info->type);
+	request_module(modalias);
+
+	client = i2c_new_device(adap, info);
+	if (!client) {
+		err = -ENOMEM;
+		goto fail;
+	}
+
+	if (!client->driver) {
+		err = -ENODEV;
+		goto fail_unregister;
+	}
+
+	module = client->driver->driver.owner;
+	if (!try_module_get(module)) {
+		err = -ENODEV;
+		goto fail_unregister;
+	}
+
+	encoder->bus_priv = client;
+
+	encoder_drv = to_drm_i2c_encoder_driver(client->driver);
+
+	err = encoder_drv->encoder_init(client, dev, encoder);
+	if (err)
+		goto fail_unregister;
+
+	return 0;
+
+fail_unregister:
+	i2c_unregister_device(client);
+	module_put(module);
+fail:
+	return err;
+}
+EXPORT_SYMBOL(drm_i2c_encoder_init);
+
+/**
+ * drm_i2c_encoder_destroy - Unregister the I2C device backing an encoder
+ * @drm_encoder:	Encoder to be unregistered.
+ *
+ * This should be called from the @destroy method of an I2C slave
+ * encoder driver once I2C access is no longer needed.
+ */
+void drm_i2c_encoder_destroy(struct drm_encoder *drm_encoder)
+{
+	struct drm_encoder_slave *encoder = to_encoder_slave(drm_encoder);
+	struct i2c_client *client = drm_i2c_encoder_get_client(drm_encoder);
+	struct module *module = client->driver->driver.owner;
+
+	i2c_unregister_device(client);
+	encoder->bus_priv = NULL;
+
+	module_put(module);
+}
+EXPORT_SYMBOL(drm_i2c_encoder_destroy);
diff --git a/drivers/gpu/drm/drm_fb_helper.c b/drivers/gpu/drm/drm_fb_helper.c
new file mode 100644
index 000000000000..65ef011fa8ba
--- /dev/null
+++ b/drivers/gpu/drm/drm_fb_helper.c
@@ -0,0 +1,1030 @@
+/*
+ * Copyright (c) 2006-2009 Red Hat Inc.
+ * Copyright (c) 2006-2008 Intel Corporation
+ * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
+ *
+ * DRM framebuffer helper functions
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ *
+ * Authors:
+ *      Dave Airlie <airlied@linux.ie>
+ *      Jesse Barnes <jesse.barnes@intel.com>
+ */
+#include <linux/sysrq.h>
+#include <linux/fb.h>
+#include "drmP.h"
+#include "drm_crtc.h"
+#include "drm_fb_helper.h"
+#include "drm_crtc_helper.h"
+
+MODULE_AUTHOR("David Airlie, Jesse Barnes");
+MODULE_DESCRIPTION("DRM KMS helper");
+MODULE_LICENSE("GPL and additional rights");
+
+static LIST_HEAD(kernel_fb_helper_list);
+
+int drm_fb_helper_add_connector(struct drm_connector *connector)
+{
+	connector->fb_helper_private = kzalloc(sizeof(struct drm_fb_helper_connector), GFP_KERNEL);
+	if (!connector->fb_helper_private)
+		return -ENOMEM;
+
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_add_connector);
+
+static int my_atoi(const char *name)
+{
+	int val = 0;
+
+	for (;; name++) {
+		switch (*name) {
+		case '0' ... '9':
+			val = 10*val+(*name-'0');
+			break;
+		default:
+			return val;
+		}
+	}
+}
+
+/**
+ * drm_fb_helper_connector_parse_command_line - parse command line for connector
+ * @connector - connector to parse line for
+ * @mode_option - per connector mode option
+ *
+ * This parses the connector specific then generic command lines for
+ * modes and options to configure the connector.
+ *
+ * This uses the same parameters as the fb modedb.c, except for extra
+ *	<xres>x<yres>[M][R][-<bpp>][@<refresh>][i][m][eDd]
+ *
+ * enable/enable Digital/disable bit at the end
+ */
+static bool drm_fb_helper_connector_parse_command_line(struct drm_connector *connector,
+						       const char *mode_option)
+{
+	const char *name;
+	unsigned int namelen;
+	int res_specified = 0, bpp_specified = 0, refresh_specified = 0;
+	unsigned int xres = 0, yres = 0, bpp = 32, refresh = 0;
+	int yres_specified = 0, cvt = 0, rb = 0, interlace = 0, margins = 0;
+	int i;
+	enum drm_connector_force force = DRM_FORCE_UNSPECIFIED;
+	struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private;
+	struct drm_fb_helper_cmdline_mode *cmdline_mode;
+
+	if (!fb_help_conn)
+		return false;
+
+	cmdline_mode = &fb_help_conn->cmdline_mode;
+	if (!mode_option)
+		mode_option = fb_mode_option;
+
+	if (!mode_option) {
+		cmdline_mode->specified = false;
+		return false;
+	}
+
+	name = mode_option;
+	namelen = strlen(name);
+	for (i = namelen-1; i >= 0; i--) {
+		switch (name[i]) {
+		case '@':
+			namelen = i;
+			if (!refresh_specified && !bpp_specified &&
+			    !yres_specified) {
+				refresh = my_atoi(&name[i+1]);
+				refresh_specified = 1;
+				if (cvt || rb)
+					cvt = 0;
+			} else
+				goto done;
+			break;
+		case '-':
+			namelen = i;
+			if (!bpp_specified && !yres_specified) {
+				bpp = my_atoi(&name[i+1]);
+				bpp_specified = 1;
+				if (cvt || rb)
+					cvt = 0;
+			} else
+				goto done;
+			break;
+		case 'x':
+			if (!yres_specified) {
+				yres = my_atoi(&name[i+1]);
+				yres_specified = 1;
+			} else
+				goto done;
+		case '0' ... '9':
+			break;
+		case 'M':
+			if (!yres_specified)
+				cvt = 1;
+			break;
+		case 'R':
+			if (!cvt)
+				rb = 1;
+			break;
+		case 'm':
+			if (!cvt)
+				margins = 1;
+			break;
+		case 'i':
+			if (!cvt)
+				interlace = 1;
+			break;
+		case 'e':
+			force = DRM_FORCE_ON;
+			break;
+		case 'D':
+			if ((connector->connector_type != DRM_MODE_CONNECTOR_DVII) ||
+			    (connector->connector_type != DRM_MODE_CONNECTOR_HDMIB))
+				force = DRM_FORCE_ON;
+			else
+				force = DRM_FORCE_ON_DIGITAL;
+			break;
+		case 'd':
+			force = DRM_FORCE_OFF;
+			break;
+		default:
+			goto done;
+		}
+	}
+	if (i < 0 && yres_specified) {
+		xres = my_atoi(name);
+		res_specified = 1;
+	}
+done:
+
+	DRM_DEBUG_KMS("cmdline mode for connector %s %dx%d@%dHz%s%s%s\n",
+		drm_get_connector_name(connector), xres, yres,
+		(refresh) ? refresh : 60, (rb) ? " reduced blanking" :
+		"", (margins) ? " with margins" : "", (interlace) ?
+		" interlaced" : "");
+
+	if (force) {
+		const char *s;
+		switch (force) {
+		case DRM_FORCE_OFF: s = "OFF"; break;
+		case DRM_FORCE_ON_DIGITAL: s = "ON - dig"; break;
+		default:
+		case DRM_FORCE_ON: s = "ON"; break;
+		}
+
+		DRM_INFO("forcing %s connector %s\n",
+			 drm_get_connector_name(connector), s);
+		connector->force = force;
+	}
+
+	if (res_specified) {
+		cmdline_mode->specified = true;
+		cmdline_mode->xres = xres;
+		cmdline_mode->yres = yres;
+	}
+
+	if (refresh_specified) {
+		cmdline_mode->refresh_specified = true;
+		cmdline_mode->refresh = refresh;
+	}
+
+	if (bpp_specified) {
+		cmdline_mode->bpp_specified = true;
+		cmdline_mode->bpp = bpp;
+	}
+	cmdline_mode->rb = rb ? true : false;
+	cmdline_mode->cvt = cvt  ? true : false;
+	cmdline_mode->interlace = interlace ? true : false;
+
+	return true;
+}
+
+int drm_fb_helper_parse_command_line(struct drm_device *dev)
+{
+	struct drm_connector *connector;
+
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		char *option = NULL;
+
+		/* do something on return - turn off connector maybe */
+		if (fb_get_options(drm_get_connector_name(connector), &option))
+			continue;
+
+		drm_fb_helper_connector_parse_command_line(connector, option);
+	}
+	return 0;
+}
+
+bool drm_fb_helper_force_kernel_mode(void)
+{
+	int i = 0;
+	bool ret, error = false;
+	struct drm_fb_helper *helper;
+
+	if (list_empty(&kernel_fb_helper_list))
+		return false;
+
+	list_for_each_entry(helper, &kernel_fb_helper_list, kernel_fb_list) {
+		for (i = 0; i < helper->crtc_count; i++) {
+			struct drm_mode_set *mode_set = &helper->crtc_info[i].mode_set;
+			ret = drm_crtc_helper_set_config(mode_set);
+			if (ret)
+				error = true;
+		}
+	}
+	return error;
+}
+
+int drm_fb_helper_panic(struct notifier_block *n, unsigned long ununsed,
+			void *panic_str)
+{
+	DRM_ERROR("panic occurred, switching back to text console\n");
+	return drm_fb_helper_force_kernel_mode();
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_panic);
+
+static struct notifier_block paniced = {
+	.notifier_call = drm_fb_helper_panic,
+};
+
+/**
+ * drm_fb_helper_restore - restore the framebuffer console (kernel) config
+ *
+ * Restore's the kernel's fbcon mode, used for lastclose & panic paths.
+ */
+void drm_fb_helper_restore(void)
+{
+	bool ret;
+	ret = drm_fb_helper_force_kernel_mode();
+	if (ret == true)
+		DRM_ERROR("Failed to restore crtc configuration\n");
+}
+EXPORT_SYMBOL(drm_fb_helper_restore);
+
+#ifdef CONFIG_MAGIC_SYSRQ
+static void drm_fb_helper_restore_work_fn(struct work_struct *ignored)
+{
+	drm_fb_helper_restore();
+}
+static DECLARE_WORK(drm_fb_helper_restore_work, drm_fb_helper_restore_work_fn);
+
+static void drm_fb_helper_sysrq(int dummy1, struct tty_struct *dummy3)
+{
+	schedule_work(&drm_fb_helper_restore_work);
+}
+
+static struct sysrq_key_op sysrq_drm_fb_helper_restore_op = {
+	.handler = drm_fb_helper_sysrq,
+	.help_msg = "force-fb(V)",
+	.action_msg = "Restore framebuffer console",
+};
+#endif
+
+static void drm_fb_helper_on(struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	struct drm_crtc *crtc;
+	struct drm_encoder *encoder;
+	int i;
+
+	/*
+	 * For each CRTC in this fb, turn the crtc on then,
+	 * find all associated encoders and turn them on.
+	 */
+	for (i = 0; i < fb_helper->crtc_count; i++) {
+		list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+			struct drm_crtc_helper_funcs *crtc_funcs =
+				crtc->helper_private;
+
+			/* Only mess with CRTCs in this fb */
+			if (crtc->base.id != fb_helper->crtc_info[i].crtc_id ||
+			    !crtc->enabled)
+				continue;
+
+			mutex_lock(&dev->mode_config.mutex);
+			crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
+			mutex_unlock(&dev->mode_config.mutex);
+
+			/* Found a CRTC on this fb, now find encoders */
+			list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+				if (encoder->crtc == crtc) {
+					struct drm_encoder_helper_funcs *encoder_funcs;
+
+					encoder_funcs = encoder->helper_private;
+					mutex_lock(&dev->mode_config.mutex);
+					encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
+					mutex_unlock(&dev->mode_config.mutex);
+				}
+			}
+		}
+	}
+}
+
+static void drm_fb_helper_off(struct fb_info *info, int dpms_mode)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	struct drm_crtc *crtc;
+	struct drm_encoder *encoder;
+	int i;
+
+	/*
+	 * For each CRTC in this fb, find all associated encoders
+	 * and turn them off, then turn off the CRTC.
+	 */
+	for (i = 0; i < fb_helper->crtc_count; i++) {
+		list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+			struct drm_crtc_helper_funcs *crtc_funcs =
+				crtc->helper_private;
+
+			/* Only mess with CRTCs in this fb */
+			if (crtc->base.id != fb_helper->crtc_info[i].crtc_id ||
+			    !crtc->enabled)
+				continue;
+
+			/* Found a CRTC on this fb, now find encoders */
+			list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+				if (encoder->crtc == crtc) {
+					struct drm_encoder_helper_funcs *encoder_funcs;
+
+					encoder_funcs = encoder->helper_private;
+					mutex_lock(&dev->mode_config.mutex);
+					encoder_funcs->dpms(encoder, dpms_mode);
+					mutex_unlock(&dev->mode_config.mutex);
+				}
+			}
+			if (dpms_mode == DRM_MODE_DPMS_OFF) {
+				mutex_lock(&dev->mode_config.mutex);
+				crtc_funcs->dpms(crtc, dpms_mode);
+				mutex_unlock(&dev->mode_config.mutex);
+			}
+		}
+	}
+}
+
+int drm_fb_helper_blank(int blank, struct fb_info *info)
+{
+	switch (blank) {
+	case FB_BLANK_UNBLANK:
+		drm_fb_helper_on(info);
+		break;
+	case FB_BLANK_NORMAL:
+		drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY);
+		break;
+	case FB_BLANK_HSYNC_SUSPEND:
+		drm_fb_helper_off(info, DRM_MODE_DPMS_STANDBY);
+		break;
+	case FB_BLANK_VSYNC_SUSPEND:
+		drm_fb_helper_off(info, DRM_MODE_DPMS_SUSPEND);
+		break;
+	case FB_BLANK_POWERDOWN:
+		drm_fb_helper_off(info, DRM_MODE_DPMS_OFF);
+		break;
+	}
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_blank);
+
+static void drm_fb_helper_crtc_free(struct drm_fb_helper *helper)
+{
+	int i;
+
+	for (i = 0; i < helper->crtc_count; i++)
+		kfree(helper->crtc_info[i].mode_set.connectors);
+	kfree(helper->crtc_info);
+}
+
+int drm_fb_helper_init_crtc_count(struct drm_fb_helper *helper, int crtc_count, int max_conn_count)
+{
+	struct drm_device *dev = helper->dev;
+	struct drm_crtc *crtc;
+	int ret = 0;
+	int i;
+
+	helper->crtc_info = kcalloc(crtc_count, sizeof(struct drm_fb_helper_crtc), GFP_KERNEL);
+	if (!helper->crtc_info)
+		return -ENOMEM;
+
+	helper->crtc_count = crtc_count;
+
+	for (i = 0; i < crtc_count; i++) {
+		helper->crtc_info[i].mode_set.connectors =
+			kcalloc(max_conn_count,
+				sizeof(struct drm_connector *),
+				GFP_KERNEL);
+
+		if (!helper->crtc_info[i].mode_set.connectors) {
+			ret = -ENOMEM;
+			goto out_free;
+		}
+		helper->crtc_info[i].mode_set.num_connectors = 0;
+	}
+
+	i = 0;
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		helper->crtc_info[i].crtc_id = crtc->base.id;
+		helper->crtc_info[i].mode_set.crtc = crtc;
+		i++;
+	}
+	helper->conn_limit = max_conn_count;
+	return 0;
+out_free:
+	drm_fb_helper_crtc_free(helper);
+	return -ENOMEM;
+}
+EXPORT_SYMBOL(drm_fb_helper_init_crtc_count);
+
+static int setcolreg(struct drm_crtc *crtc, u16 red, u16 green,
+		     u16 blue, u16 regno, struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_framebuffer *fb = fb_helper->fb;
+	int pindex;
+
+	if (info->fix.visual == FB_VISUAL_TRUECOLOR) {
+		u32 *palette;
+		u32 value;
+		/* place color in psuedopalette */
+		if (regno > 16)
+			return -EINVAL;
+		palette = (u32 *)info->pseudo_palette;
+		red >>= (16 - info->var.red.length);
+		green >>= (16 - info->var.green.length);
+		blue >>= (16 - info->var.blue.length);
+		value = (red << info->var.red.offset) |
+			(green << info->var.green.offset) |
+			(blue << info->var.blue.offset);
+		palette[regno] = value;
+		return 0;
+	}
+
+	pindex = regno;
+
+	if (fb->bits_per_pixel == 16) {
+		pindex = regno << 3;
+
+		if (fb->depth == 16 && regno > 63)
+			return -EINVAL;
+		if (fb->depth == 15 && regno > 31)
+			return -EINVAL;
+
+		if (fb->depth == 16) {
+			u16 r, g, b;
+			int i;
+			if (regno < 32) {
+				for (i = 0; i < 8; i++)
+					fb_helper->funcs->gamma_set(crtc, red,
+						green, blue, pindex + i);
+			}
+
+			fb_helper->funcs->gamma_get(crtc, &r,
+						    &g, &b,
+						    pindex >> 1);
+
+			for (i = 0; i < 4; i++)
+				fb_helper->funcs->gamma_set(crtc, r,
+							    green, b,
+							    (pindex >> 1) + i);
+		}
+	}
+
+	if (fb->depth != 16)
+		fb_helper->funcs->gamma_set(crtc, red, green, blue, pindex);
+	return 0;
+}
+
+int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	u16 *red, *green, *blue, *transp;
+	struct drm_crtc *crtc;
+	int i, rc = 0;
+	int start;
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+		for (i = 0; i < fb_helper->crtc_count; i++) {
+			if (crtc->base.id == fb_helper->crtc_info[i].crtc_id)
+				break;
+		}
+		if (i == fb_helper->crtc_count)
+			continue;
+
+		red = cmap->red;
+		green = cmap->green;
+		blue = cmap->blue;
+		transp = cmap->transp;
+		start = cmap->start;
+
+		for (i = 0; i < cmap->len; i++) {
+			u16 hred, hgreen, hblue, htransp = 0xffff;
+
+			hred = *red++;
+			hgreen = *green++;
+			hblue = *blue++;
+
+			if (transp)
+				htransp = *transp++;
+
+			rc = setcolreg(crtc, hred, hgreen, hblue, start++, info);
+			if (rc)
+				return rc;
+		}
+		crtc_funcs->load_lut(crtc);
+	}
+	return rc;
+}
+EXPORT_SYMBOL(drm_fb_helper_setcmap);
+
+int drm_fb_helper_setcolreg(unsigned regno,
+			    unsigned red,
+			    unsigned green,
+			    unsigned blue,
+			    unsigned transp,
+			    struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	struct drm_crtc *crtc;
+	int i;
+	int ret;
+
+	if (regno > 255)
+		return 1;
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
+		for (i = 0; i < fb_helper->crtc_count; i++) {
+			if (crtc->base.id == fb_helper->crtc_info[i].crtc_id)
+				break;
+		}
+		if (i == fb_helper->crtc_count)
+			continue;
+
+		ret = setcolreg(crtc, red, green, blue, regno, info);
+		if (ret)
+			return ret;
+
+		crtc_funcs->load_lut(crtc);
+	}
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_setcolreg);
+
+int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
+			    struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_framebuffer *fb = fb_helper->fb;
+	int depth;
+
+	if (var->pixclock != 0)
+		return -EINVAL;
+
+	/* Need to resize the fb object !!! */
+	if (var->xres > fb->width || var->yres > fb->height) {
+		DRM_ERROR("Requested width/height is greater than current fb "
+			   "object %dx%d > %dx%d\n", var->xres, var->yres,
+			   fb->width, fb->height);
+		DRM_ERROR("Need resizing code.\n");
+		return -EINVAL;
+	}
+
+	switch (var->bits_per_pixel) {
+	case 16:
+		depth = (var->green.length == 6) ? 16 : 15;
+		break;
+	case 32:
+		depth = (var->transp.length > 0) ? 32 : 24;
+		break;
+	default:
+		depth = var->bits_per_pixel;
+		break;
+	}
+
+	switch (depth) {
+	case 8:
+		var->red.offset = 0;
+		var->green.offset = 0;
+		var->blue.offset = 0;
+		var->red.length = 8;
+		var->green.length = 8;
+		var->blue.length = 8;
+		var->transp.length = 0;
+		var->transp.offset = 0;
+		break;
+	case 15:
+		var->red.offset = 10;
+		var->green.offset = 5;
+		var->blue.offset = 0;
+		var->red.length = 5;
+		var->green.length = 5;
+		var->blue.length = 5;
+		var->transp.length = 1;
+		var->transp.offset = 15;
+		break;
+	case 16:
+		var->red.offset = 11;
+		var->green.offset = 5;
+		var->blue.offset = 0;
+		var->red.length = 5;
+		var->green.length = 6;
+		var->blue.length = 5;
+		var->transp.length = 0;
+		var->transp.offset = 0;
+		break;
+	case 24:
+		var->red.offset = 16;
+		var->green.offset = 8;
+		var->blue.offset = 0;
+		var->red.length = 8;
+		var->green.length = 8;
+		var->blue.length = 8;
+		var->transp.length = 0;
+		var->transp.offset = 0;
+		break;
+	case 32:
+		var->red.offset = 16;
+		var->green.offset = 8;
+		var->blue.offset = 0;
+		var->red.length = 8;
+		var->green.length = 8;
+		var->blue.length = 8;
+		var->transp.length = 8;
+		var->transp.offset = 24;
+		break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_check_var);
+
+/* this will let fbcon do the mode init */
+int drm_fb_helper_set_par(struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	struct fb_var_screeninfo *var = &info->var;
+	struct drm_crtc *crtc;
+	int ret;
+	int i;
+
+	if (var->pixclock != 0) {
+		DRM_ERROR("PIXEL CLCOK SET\n");
+		return -EINVAL;
+	}
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+
+		for (i = 0; i < fb_helper->crtc_count; i++) {
+			if (crtc->base.id == fb_helper->crtc_info[i].crtc_id)
+				break;
+		}
+		if (i == fb_helper->crtc_count)
+			continue;
+
+		if (crtc->fb == fb_helper->crtc_info[i].mode_set.fb) {
+			mutex_lock(&dev->mode_config.mutex);
+			ret = crtc->funcs->set_config(&fb_helper->crtc_info[i].mode_set);
+			mutex_unlock(&dev->mode_config.mutex);
+			if (ret)
+				return ret;
+		}
+	}
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_set_par);
+
+int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,
+			      struct fb_info *info)
+{
+	struct drm_fb_helper *fb_helper = info->par;
+	struct drm_device *dev = fb_helper->dev;
+	struct drm_mode_set *modeset;
+	struct drm_crtc *crtc;
+	int ret = 0;
+	int i;
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		for (i = 0; i < fb_helper->crtc_count; i++) {
+			if (crtc->base.id == fb_helper->crtc_info[i].crtc_id)
+				break;
+		}
+
+		if (i == fb_helper->crtc_count)
+			continue;
+
+		modeset = &fb_helper->crtc_info[i].mode_set;
+
+		modeset->x = var->xoffset;
+		modeset->y = var->yoffset;
+
+		if (modeset->num_connectors) {
+			mutex_lock(&dev->mode_config.mutex);
+			ret = crtc->funcs->set_config(modeset);
+			mutex_unlock(&dev->mode_config.mutex);
+			if (!ret) {
+				info->var.xoffset = var->xoffset;
+				info->var.yoffset = var->yoffset;
+			}
+		}
+	}
+	return ret;
+}
+EXPORT_SYMBOL(drm_fb_helper_pan_display);
+
+int drm_fb_helper_single_fb_probe(struct drm_device *dev,
+				  int preferred_bpp,
+				  int (*fb_create)(struct drm_device *dev,
+						   uint32_t fb_width,
+						   uint32_t fb_height,
+						   uint32_t surface_width,
+						   uint32_t surface_height,
+						   uint32_t surface_depth,
+						   uint32_t surface_bpp,
+						   struct drm_framebuffer **fb_ptr))
+{
+	struct drm_crtc *crtc;
+	struct drm_connector *connector;
+	unsigned int fb_width = (unsigned)-1, fb_height = (unsigned)-1;
+	unsigned int surface_width = 0, surface_height = 0;
+	int new_fb = 0;
+	int crtc_count = 0;
+	int ret, i, conn_count = 0;
+	struct fb_info *info;
+	struct drm_framebuffer *fb;
+	struct drm_mode_set *modeset = NULL;
+	struct drm_fb_helper *fb_helper;
+	uint32_t surface_depth = 24, surface_bpp = 32;
+
+	/* if driver picks 8 or 16 by default use that
+	   for both depth/bpp */
+	if (preferred_bpp != surface_bpp) {
+		surface_depth = surface_bpp = preferred_bpp;
+	}
+	/* first up get a count of crtcs now in use and new min/maxes width/heights */
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		struct drm_fb_helper_connector *fb_help_conn = connector->fb_helper_private;
+
+		struct drm_fb_helper_cmdline_mode *cmdline_mode;
+
+		if (!fb_help_conn)
+			continue;
+		
+		cmdline_mode = &fb_help_conn->cmdline_mode;
+
+		if (cmdline_mode->bpp_specified) {
+			switch (cmdline_mode->bpp) {
+			case 8:
+				surface_depth = surface_bpp = 8;
+				break;
+			case 15:
+				surface_depth = 15;
+				surface_bpp = 16;
+				break;
+			case 16:
+				surface_depth = surface_bpp = 16;
+				break;
+			case 24:
+				surface_depth = surface_bpp = 24;
+				break;
+			case 32:
+				surface_depth = 24;
+				surface_bpp = 32;
+				break;
+			}
+			break;
+		}
+	}
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		if (drm_helper_crtc_in_use(crtc)) {
+			if (crtc->desired_mode) {
+				if (crtc->desired_mode->hdisplay < fb_width)
+					fb_width = crtc->desired_mode->hdisplay;
+
+				if (crtc->desired_mode->vdisplay < fb_height)
+					fb_height = crtc->desired_mode->vdisplay;
+
+				if (crtc->desired_mode->hdisplay > surface_width)
+					surface_width = crtc->desired_mode->hdisplay;
+
+				if (crtc->desired_mode->vdisplay > surface_height)
+					surface_height = crtc->desired_mode->vdisplay;
+			}
+			crtc_count++;
+		}
+	}
+
+	if (crtc_count == 0 || fb_width == -1 || fb_height == -1) {
+		/* hmm everyone went away - assume VGA cable just fell out
+		   and will come back later. */
+		return 0;
+	}
+
+	/* do we have an fb already? */
+	if (list_empty(&dev->mode_config.fb_kernel_list)) {
+		ret = (*fb_create)(dev, fb_width, fb_height, surface_width,
+				   surface_height, surface_depth, surface_bpp,
+				   &fb);
+		if (ret)
+			return -EINVAL;
+		new_fb = 1;
+	} else {
+		fb = list_first_entry(&dev->mode_config.fb_kernel_list,
+				      struct drm_framebuffer, filp_head);
+
+		/* if someone hotplugs something bigger than we have already allocated, we are pwned.
+		   As really we can't resize an fbdev that is in the wild currently due to fbdev
+		   not really being designed for the lower layers moving stuff around under it.
+		   - so in the grand style of things - punt. */
+		if ((fb->width < surface_width) ||
+		    (fb->height < surface_height)) {
+			DRM_ERROR("Framebuffer not large enough to scale console onto.\n");
+			return -EINVAL;
+		}
+	}
+
+	info = fb->fbdev;
+	fb_helper = info->par;
+
+	crtc_count = 0;
+	/* okay we need to setup new connector sets in the crtcs */
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		modeset = &fb_helper->crtc_info[crtc_count].mode_set;
+		modeset->fb = fb;
+		conn_count = 0;
+		list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+			if (connector->encoder)
+				if (connector->encoder->crtc == modeset->crtc) {
+					modeset->connectors[conn_count] = connector;
+					conn_count++;
+					if (conn_count > fb_helper->conn_limit)
+						BUG();
+				}
+		}
+
+		for (i = conn_count; i < fb_helper->conn_limit; i++)
+			modeset->connectors[i] = NULL;
+
+		modeset->crtc = crtc;
+		crtc_count++;
+
+		modeset->num_connectors = conn_count;
+		if (modeset->crtc->desired_mode) {
+			if (modeset->mode)
+				drm_mode_destroy(dev, modeset->mode);
+			modeset->mode = drm_mode_duplicate(dev,
+							   modeset->crtc->desired_mode);
+		}
+	}
+	fb_helper->crtc_count = crtc_count;
+	fb_helper->fb = fb;
+
+	if (new_fb) {
+		info->var.pixclock = 0;
+		if (register_framebuffer(info) < 0)
+			return -EINVAL;
+	} else {
+		drm_fb_helper_set_par(info);
+	}
+	printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node,
+	       info->fix.id);
+
+	/* Switch back to kernel console on panic */
+	/* multi card linked list maybe */
+	if (list_empty(&kernel_fb_helper_list)) {
+		printk(KERN_INFO "registered panic notifier\n");
+		atomic_notifier_chain_register(&panic_notifier_list,
+					       &paniced);
+		register_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
+	}
+	list_add(&fb_helper->kernel_fb_list, &kernel_fb_helper_list);
+	return 0;
+}
+EXPORT_SYMBOL(drm_fb_helper_single_fb_probe);
+
+void drm_fb_helper_free(struct drm_fb_helper *helper)
+{
+	list_del(&helper->kernel_fb_list);
+	if (list_empty(&kernel_fb_helper_list)) {
+		printk(KERN_INFO "unregistered panic notifier\n");
+		atomic_notifier_chain_unregister(&panic_notifier_list,
+						 &paniced);
+		unregister_sysrq_key('v', &sysrq_drm_fb_helper_restore_op);
+	}
+	drm_fb_helper_crtc_free(helper);
+}
+EXPORT_SYMBOL(drm_fb_helper_free);
+
+void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
+			    uint32_t depth)
+{
+	info->fix.type = FB_TYPE_PACKED_PIXELS;
+	info->fix.visual = depth == 8 ? FB_VISUAL_PSEUDOCOLOR :
+		FB_VISUAL_TRUECOLOR;
+	info->fix.type_aux = 0;
+	info->fix.xpanstep = 1; /* doing it in hw */
+	info->fix.ypanstep = 1; /* doing it in hw */
+	info->fix.ywrapstep = 0;
+	info->fix.accel = FB_ACCEL_NONE;
+	info->fix.type_aux = 0;
+
+	info->fix.line_length = pitch;
+	return;
+}
+EXPORT_SYMBOL(drm_fb_helper_fill_fix);
+
+void drm_fb_helper_fill_var(struct fb_info *info, struct drm_framebuffer *fb,
+			    uint32_t fb_width, uint32_t fb_height)
+{
+	info->pseudo_palette = fb->pseudo_palette;
+	info->var.xres_virtual = fb->width;
+	info->var.yres_virtual = fb->height;
+	info->var.bits_per_pixel = fb->bits_per_pixel;
+	info->var.xoffset = 0;
+	info->var.yoffset = 0;
+	info->var.activate = FB_ACTIVATE_NOW;
+	info->var.height = -1;
+	info->var.width = -1;
+
+	switch (fb->depth) {
+	case 8:
+		info->var.red.offset = 0;
+		info->var.green.offset = 0;
+		info->var.blue.offset = 0;
+		info->var.red.length = 8; /* 8bit DAC */
+		info->var.green.length = 8;
+		info->var.blue.length = 8;
+		info->var.transp.offset = 0;
+		info->var.transp.length = 0;
+		break;
+	case 15:
+		info->var.red.offset = 10;
+		info->var.green.offset = 5;
+		info->var.blue.offset = 0;
+		info->var.red.length = 5;
+		info->var.green.length = 5;
+		info->var.blue.length = 5;
+		info->var.transp.offset = 15;
+		info->var.transp.length = 1;
+		break;
+	case 16:
+		info->var.red.offset = 11;
+		info->var.green.offset = 5;
+		info->var.blue.offset = 0;
+		info->var.red.length = 5;
+		info->var.green.length = 6;
+		info->var.blue.length = 5;
+		info->var.transp.offset = 0;
+		break;
+	case 24:
+		info->var.red.offset = 16;
+		info->var.green.offset = 8;
+		info->var.blue.offset = 0;
+		info->var.red.length = 8;
+		info->var.green.length = 8;
+		info->var.blue.length = 8;
+		info->var.transp.offset = 0;
+		info->var.transp.length = 0;
+		break;
+	case 32:
+		info->var.red.offset = 16;
+		info->var.green.offset = 8;
+		info->var.blue.offset = 0;
+		info->var.red.length = 8;
+		info->var.green.length = 8;
+		info->var.blue.length = 8;
+		info->var.transp.offset = 24;
+		info->var.transp.length = 8;
+		break;
+	default:
+		break;
+	}
+
+	info->var.xres = fb_width;
+	info->var.yres = fb_height;
+}
+EXPORT_SYMBOL(drm_fb_helper_fill_var);
diff --git a/drivers/gpu/drm/drm_gem.c b/drivers/gpu/drm/drm_gem.c
index ffe8f4394d50..e9dbb481c469 100644
--- a/drivers/gpu/drm/drm_gem.c
+++ b/drivers/gpu/drm/drm_gem.c
@@ -142,6 +142,19 @@ drm_gem_object_alloc(struct drm_device *dev, size_t size)
 	if (IS_ERR(obj->filp))
 		goto free;
 
+	/* Basically we want to disable the OOM killer and handle ENOMEM
+	 * ourselves by sacrificing pages from cached buffers.
+	 * XXX shmem_file_[gs]et_gfp_mask()
+	 */
+	mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping,
+			     GFP_HIGHUSER |
+			     __GFP_COLD |
+			     __GFP_FS |
+			     __GFP_RECLAIMABLE |
+			     __GFP_NORETRY |
+			     __GFP_NOWARN |
+			     __GFP_NOMEMALLOC);
+
 	kref_init(&obj->refcount);
 	kref_init(&obj->handlecount);
 	obj->size = size;
@@ -164,7 +177,7 @@ EXPORT_SYMBOL(drm_gem_object_alloc);
  * Removes the mapping from handle to filp for this object.
  */
 static int
-drm_gem_handle_delete(struct drm_file *filp, int handle)
+drm_gem_handle_delete(struct drm_file *filp, u32 handle)
 {
 	struct drm_device *dev;
 	struct drm_gem_object *obj;
@@ -207,7 +220,7 @@ drm_gem_handle_delete(struct drm_file *filp, int handle)
 int
 drm_gem_handle_create(struct drm_file *file_priv,
 		       struct drm_gem_object *obj,
-		       int *handlep)
+		       u32 *handlep)
 {
 	int	ret;
 
@@ -221,7 +234,7 @@ again:
 
 	/* do the allocation under our spinlock */
 	spin_lock(&file_priv->table_lock);
-	ret = idr_get_new_above(&file_priv->object_idr, obj, 1, handlep);
+	ret = idr_get_new_above(&file_priv->object_idr, obj, 1, (int *)handlep);
 	spin_unlock(&file_priv->table_lock);
 	if (ret == -EAGAIN)
 		goto again;
@@ -237,7 +250,7 @@ EXPORT_SYMBOL(drm_gem_handle_create);
 /** Returns a reference to the object named by the handle. */
 struct drm_gem_object *
 drm_gem_object_lookup(struct drm_device *dev, struct drm_file *filp,
-		      int handle)
+		      u32 handle)
 {
 	struct drm_gem_object *obj;
 
@@ -344,7 +357,7 @@ drm_gem_open_ioctl(struct drm_device *dev, void *data,
 	struct drm_gem_open *args = data;
 	struct drm_gem_object *obj;
 	int ret;
-	int handle;
+	u32 handle;
 
 	if (!(dev->driver->driver_features & DRIVER_GEM))
 		return -ENODEV;
@@ -539,8 +552,7 @@ int drm_gem_mmap(struct file *filp, struct vm_area_struct *vma)
 	vma->vm_flags |= VM_RESERVED | VM_IO | VM_PFNMAP | VM_DONTEXPAND;
 	vma->vm_ops = obj->dev->driver->gem_vm_ops;
 	vma->vm_private_data = map->handle;
-	/* FIXME: use pgprot_writecombine when available */
-	vma->vm_page_prot = pgprot_writecombine(vma->vm_page_prot);
+	vma->vm_page_prot =  pgprot_writecombine(vm_get_page_prot(vma->vm_flags));
 
 	/* Take a ref for this mapping of the object, so that the fault
 	 * handler can dereference the mmap offset's pointer to the object.
diff --git a/drivers/gpu/drm/drm_irq.c b/drivers/gpu/drm/drm_irq.c
index f85aaf21e783..0a6f0b3bdc78 100644
--- a/drivers/gpu/drm/drm_irq.c
+++ b/drivers/gpu/drm/drm_irq.c
@@ -37,6 +37,7 @@
 
 #include <linux/interrupt.h>	/* For task queue support */
 
+#include <linux/vgaarb.h>
 /**
  * Get interrupt from bus id.
  *
@@ -171,6 +172,26 @@ err:
 }
 EXPORT_SYMBOL(drm_vblank_init);
 
+static void drm_irq_vgaarb_nokms(void *cookie, bool state)
+{
+	struct drm_device *dev = cookie;
+
+	if (dev->driver->vgaarb_irq) {
+		dev->driver->vgaarb_irq(dev, state);
+		return;
+	}
+
+	if (!dev->irq_enabled)
+		return;
+
+	if (state)
+		dev->driver->irq_uninstall(dev);
+	else {
+		dev->driver->irq_preinstall(dev);
+		dev->driver->irq_postinstall(dev);
+	}
+}
+
 /**
  * Install IRQ handler.
  *
@@ -231,6 +252,9 @@ int drm_irq_install(struct drm_device *dev)
 		return ret;
 	}
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		vga_client_register(dev->pdev, (void *)dev, drm_irq_vgaarb_nokms, NULL);
+
 	/* After installing handler */
 	ret = dev->driver->irq_postinstall(dev);
 	if (ret < 0) {
@@ -279,6 +303,9 @@ int drm_irq_uninstall(struct drm_device * dev)
 
 	DRM_DEBUG("irq=%d\n", dev->pdev->irq);
 
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		vga_client_register(dev->pdev, NULL, NULL, NULL);
+
 	dev->driver->irq_uninstall(dev);
 
 	free_irq(dev->pdev->irq, dev);
diff --git a/drivers/gpu/drm/drm_mm.c b/drivers/gpu/drm/drm_mm.c
index 3e47869d6dae..97dc5a4f0de4 100644
--- a/drivers/gpu/drm/drm_mm.c
+++ b/drivers/gpu/drm/drm_mm.c
@@ -44,6 +44,7 @@
 #include "drmP.h"
 #include "drm_mm.h"
 #include <linux/slab.h>
+#include <linux/seq_file.h>
 
 #define MM_UNUSED_TARGET 4
 
@@ -102,6 +103,11 @@ static struct drm_mm_node *drm_mm_kmalloc(struct drm_mm *mm, int atomic)
 	return child;
 }
 
+/* drm_mm_pre_get() - pre allocate drm_mm_node structure
+ * drm_mm:	memory manager struct we are pre-allocating for
+ *
+ * Returns 0 on success or -ENOMEM if allocation fails.
+ */
 int drm_mm_pre_get(struct drm_mm *mm)
 {
 	struct drm_mm_node *node;
@@ -252,12 +258,14 @@ void drm_mm_put_block(struct drm_mm_node *cur)
 				prev_node->size += next_node->size;
 				list_del(&next_node->ml_entry);
 				list_del(&next_node->fl_entry);
+				spin_lock(&mm->unused_lock);
 				if (mm->num_unused < MM_UNUSED_TARGET) {
 					list_add(&next_node->fl_entry,
 						 &mm->unused_nodes);
 					++mm->num_unused;
 				} else
 					kfree(next_node);
+				spin_unlock(&mm->unused_lock);
 			} else {
 				next_node->size += cur->size;
 				next_node->start = cur->start;
@@ -270,11 +278,13 @@ void drm_mm_put_block(struct drm_mm_node *cur)
 		list_add(&cur->fl_entry, &mm->fl_entry);
 	} else {
 		list_del(&cur->ml_entry);
+		spin_lock(&mm->unused_lock);
 		if (mm->num_unused < MM_UNUSED_TARGET) {
 			list_add(&cur->fl_entry, &mm->unused_nodes);
 			++mm->num_unused;
 		} else
 			kfree(cur);
+		spin_unlock(&mm->unused_lock);
 	}
 }
 
@@ -370,3 +380,23 @@ void drm_mm_takedown(struct drm_mm * mm)
 	BUG_ON(mm->num_unused != 0);
 }
 EXPORT_SYMBOL(drm_mm_takedown);
+
+#if defined(CONFIG_DEBUG_FS)
+int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm)
+{
+	struct drm_mm_node *entry;
+	int total_used = 0, total_free = 0, total = 0;
+
+	list_for_each_entry(entry, &mm->ml_entry, ml_entry) {
+		seq_printf(m, "0x%08lx-0x%08lx: 0x%08lx: %s\n", entry->start, entry->start + entry->size, entry->size, entry->free ? "free" : "used");
+		total += entry->size;
+		if (entry->free)
+			total_free += entry->size;
+		else
+			total_used += entry->size;
+	}
+	seq_printf(m, "total: %d, used %d free %d\n", total, total_free, total_used);
+	return 0;
+}
+EXPORT_SYMBOL(drm_mm_dump_table);
+#endif
diff --git a/drivers/gpu/drm/drm_modes.c b/drivers/gpu/drm/drm_modes.c
index 7914097b09c6..51f677215f1d 100644
--- a/drivers/gpu/drm/drm_modes.c
+++ b/drivers/gpu/drm/drm_modes.c
@@ -8,6 +8,8 @@
  * Copyright © 2007 Dave Airlie
  * Copyright © 2007-2008 Intel Corporation
  *   Jesse Barnes <jesse.barnes@intel.com>
+ * Copyright 2005-2006 Luc Verhaegen
+ * Copyright (c) 2001, Andy Ritger  aritger@nvidia.com
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
  * copy of this software and associated documentation files (the "Software"),
@@ -38,7 +40,6 @@
 #include "drm.h"
 #include "drm_crtc.h"
 
-#define DRM_MODESET_DEBUG	"drm_mode"
 /**
  * drm_mode_debug_printmodeline - debug print a mode
  * @dev: DRM device
@@ -51,8 +52,8 @@
  */
 void drm_mode_debug_printmodeline(struct drm_display_mode *mode)
 {
-	DRM_DEBUG_MODE(DRM_MODESET_DEBUG,
-		"Modeline %d:\"%s\" %d %d %d %d %d %d %d %d %d %d 0x%x 0x%x\n",
+	DRM_DEBUG_KMS("Modeline %d:\"%s\" %d %d %d %d %d %d %d %d %d %d "
+			"0x%x 0x%x\n",
 		mode->base.id, mode->name, mode->vrefresh, mode->clock,
 		mode->hdisplay, mode->hsync_start,
 		mode->hsync_end, mode->htotal,
@@ -62,6 +63,419 @@ void drm_mode_debug_printmodeline(struct drm_display_mode *mode)
 EXPORT_SYMBOL(drm_mode_debug_printmodeline);
 
 /**
+ * drm_cvt_mode -create a modeline based on CVT algorithm
+ * @dev: DRM device
+ * @hdisplay: hdisplay size
+ * @vdisplay: vdisplay size
+ * @vrefresh  : vrefresh rate
+ * @reduced : Whether the GTF calculation is simplified
+ * @interlaced:Whether the interlace is supported
+ *
+ * LOCKING:
+ * none.
+ *
+ * return the modeline based on CVT algorithm
+ *
+ * This function is called to generate the modeline based on CVT algorithm
+ * according to the hdisplay, vdisplay, vrefresh.
+ * It is based from the VESA(TM) Coordinated Video Timing Generator by
+ * Graham Loveridge April 9, 2003 available at
+ * http://www.vesa.org/public/CVT/CVTd6r1.xls
+ *
+ * And it is copied from xf86CVTmode in xserver/hw/xfree86/modes/xf86cvt.c.
+ * What I have done is to translate it by using integer calculation.
+ */
+#define HV_FACTOR			1000
+struct drm_display_mode *drm_cvt_mode(struct drm_device *dev, int hdisplay,
+				      int vdisplay, int vrefresh,
+				      bool reduced, bool interlaced, bool margins)
+{
+	/* 1) top/bottom margin size (% of height) - default: 1.8, */
+#define	CVT_MARGIN_PERCENTAGE		18
+	/* 2) character cell horizontal granularity (pixels) - default 8 */
+#define	CVT_H_GRANULARITY		8
+	/* 3) Minimum vertical porch (lines) - default 3 */
+#define	CVT_MIN_V_PORCH			3
+	/* 4) Minimum number of vertical back porch lines - default 6 */
+#define	CVT_MIN_V_BPORCH		6
+	/* Pixel Clock step (kHz) */
+#define CVT_CLOCK_STEP			250
+	struct drm_display_mode *drm_mode;
+	unsigned int vfieldrate, hperiod;
+	int hdisplay_rnd, hmargin, vdisplay_rnd, vmargin, vsync;
+	int interlace;
+
+	/* allocate the drm_display_mode structure. If failure, we will
+	 * return directly
+	 */
+	drm_mode = drm_mode_create(dev);
+	if (!drm_mode)
+		return NULL;
+
+	/* the CVT default refresh rate is 60Hz */
+	if (!vrefresh)
+		vrefresh = 60;
+
+	/* the required field fresh rate */
+	if (interlaced)
+		vfieldrate = vrefresh * 2;
+	else
+		vfieldrate = vrefresh;
+
+	/* horizontal pixels */
+	hdisplay_rnd = hdisplay - (hdisplay % CVT_H_GRANULARITY);
+
+	/* determine the left&right borders */
+	hmargin = 0;
+	if (margins) {
+		hmargin = hdisplay_rnd * CVT_MARGIN_PERCENTAGE / 1000;
+		hmargin -= hmargin % CVT_H_GRANULARITY;
+	}
+	/* find the total active pixels */
+	drm_mode->hdisplay = hdisplay_rnd + 2 * hmargin;
+
+	/* find the number of lines per field */
+	if (interlaced)
+		vdisplay_rnd = vdisplay / 2;
+	else
+		vdisplay_rnd = vdisplay;
+
+	/* find the top & bottom borders */
+	vmargin = 0;
+	if (margins)
+		vmargin = vdisplay_rnd * CVT_MARGIN_PERCENTAGE / 1000;
+
+	drm_mode->vdisplay = vdisplay + 2 * vmargin;
+
+	/* Interlaced */
+	if (interlaced)
+		interlace = 1;
+	else
+		interlace = 0;
+
+	/* Determine VSync Width from aspect ratio */
+	if (!(vdisplay % 3) && ((vdisplay * 4 / 3) == hdisplay))
+		vsync = 4;
+	else if (!(vdisplay % 9) && ((vdisplay * 16 / 9) == hdisplay))
+		vsync = 5;
+	else if (!(vdisplay % 10) && ((vdisplay * 16 / 10) == hdisplay))
+		vsync = 6;
+	else if (!(vdisplay % 4) && ((vdisplay * 5 / 4) == hdisplay))
+		vsync = 7;
+	else if (!(vdisplay % 9) && ((vdisplay * 15 / 9) == hdisplay))
+		vsync = 7;
+	else /* custom */
+		vsync = 10;
+
+	if (!reduced) {
+		/* simplify the GTF calculation */
+		/* 4) Minimum time of vertical sync + back porch interval (µs)
+		 * default 550.0
+		 */
+		int tmp1, tmp2;
+#define CVT_MIN_VSYNC_BP	550
+		/* 3) Nominal HSync width (% of line period) - default 8 */
+#define CVT_HSYNC_PERCENTAGE	8
+		unsigned int hblank_percentage;
+		int vsyncandback_porch, vback_porch, hblank;
+
+		/* estimated the horizontal period */
+		tmp1 = HV_FACTOR * 1000000  -
+				CVT_MIN_VSYNC_BP * HV_FACTOR * vfieldrate;
+		tmp2 = (vdisplay_rnd + 2 * vmargin + CVT_MIN_V_PORCH) * 2 +
+				interlace;
+		hperiod = tmp1 * 2 / (tmp2 * vfieldrate);
+
+		tmp1 = CVT_MIN_VSYNC_BP * HV_FACTOR / hperiod + 1;
+		/* 9. Find number of lines in sync + backporch */
+		if (tmp1 < (vsync + CVT_MIN_V_PORCH))
+			vsyncandback_porch = vsync + CVT_MIN_V_PORCH;
+		else
+			vsyncandback_porch = tmp1;
+		/* 10. Find number of lines in back porch */
+		vback_porch = vsyncandback_porch - vsync;
+		drm_mode->vtotal = vdisplay_rnd + 2 * vmargin +
+				vsyncandback_porch + CVT_MIN_V_PORCH;
+		/* 5) Definition of Horizontal blanking time limitation */
+		/* Gradient (%/kHz) - default 600 */
+#define CVT_M_FACTOR	600
+		/* Offset (%) - default 40 */
+#define CVT_C_FACTOR	40
+		/* Blanking time scaling factor - default 128 */
+#define CVT_K_FACTOR	128
+		/* Scaling factor weighting - default 20 */
+#define CVT_J_FACTOR	20
+#define CVT_M_PRIME	(CVT_M_FACTOR * CVT_K_FACTOR / 256)
+#define CVT_C_PRIME	((CVT_C_FACTOR - CVT_J_FACTOR) * CVT_K_FACTOR / 256 + \
+			 CVT_J_FACTOR)
+		/* 12. Find ideal blanking duty cycle from formula */
+		hblank_percentage = CVT_C_PRIME * HV_FACTOR - CVT_M_PRIME *
+					hperiod / 1000;
+		/* 13. Blanking time */
+		if (hblank_percentage < 20 * HV_FACTOR)
+			hblank_percentage = 20 * HV_FACTOR;
+		hblank = drm_mode->hdisplay * hblank_percentage /
+			 (100 * HV_FACTOR - hblank_percentage);
+		hblank -= hblank % (2 * CVT_H_GRANULARITY);
+		/* 14. find the total pixes per line */
+		drm_mode->htotal = drm_mode->hdisplay + hblank;
+		drm_mode->hsync_end = drm_mode->hdisplay + hblank / 2;
+		drm_mode->hsync_start = drm_mode->hsync_end -
+			(drm_mode->htotal * CVT_HSYNC_PERCENTAGE) / 100;
+		drm_mode->hsync_start += CVT_H_GRANULARITY -
+			drm_mode->hsync_start % CVT_H_GRANULARITY;
+		/* fill the Vsync values */
+		drm_mode->vsync_start = drm_mode->vdisplay + CVT_MIN_V_PORCH;
+		drm_mode->vsync_end = drm_mode->vsync_start + vsync;
+	} else {
+		/* Reduced blanking */
+		/* Minimum vertical blanking interval time (µs)- default 460 */
+#define CVT_RB_MIN_VBLANK	460
+		/* Fixed number of clocks for horizontal sync */
+#define CVT_RB_H_SYNC		32
+		/* Fixed number of clocks for horizontal blanking */
+#define CVT_RB_H_BLANK		160
+		/* Fixed number of lines for vertical front porch - default 3*/
+#define CVT_RB_VFPORCH		3
+		int vbilines;
+		int tmp1, tmp2;
+		/* 8. Estimate Horizontal period. */
+		tmp1 = HV_FACTOR * 1000000 -
+			CVT_RB_MIN_VBLANK * HV_FACTOR * vfieldrate;
+		tmp2 = vdisplay_rnd + 2 * vmargin;
+		hperiod = tmp1 / (tmp2 * vfieldrate);
+		/* 9. Find number of lines in vertical blanking */
+		vbilines = CVT_RB_MIN_VBLANK * HV_FACTOR / hperiod + 1;
+		/* 10. Check if vertical blanking is sufficient */
+		if (vbilines < (CVT_RB_VFPORCH + vsync + CVT_MIN_V_BPORCH))
+			vbilines = CVT_RB_VFPORCH + vsync + CVT_MIN_V_BPORCH;
+		/* 11. Find total number of lines in vertical field */
+		drm_mode->vtotal = vdisplay_rnd + 2 * vmargin + vbilines;
+		/* 12. Find total number of pixels in a line */
+		drm_mode->htotal = drm_mode->hdisplay + CVT_RB_H_BLANK;
+		/* Fill in HSync values */
+		drm_mode->hsync_end = drm_mode->hdisplay + CVT_RB_H_BLANK / 2;
+		drm_mode->hsync_start = drm_mode->hsync_end = CVT_RB_H_SYNC;
+	}
+	/* 15/13. Find pixel clock frequency (kHz for xf86) */
+	drm_mode->clock = drm_mode->htotal * HV_FACTOR * 1000 / hperiod;
+	drm_mode->clock -= drm_mode->clock % CVT_CLOCK_STEP;
+	/* 18/16. Find actual vertical frame frequency */
+	/* ignore - just set the mode flag for interlaced */
+	if (interlaced)
+		drm_mode->vtotal *= 2;
+	/* Fill the mode line name */
+	drm_mode_set_name(drm_mode);
+	if (reduced)
+		drm_mode->flags |= (DRM_MODE_FLAG_PHSYNC |
+					DRM_MODE_FLAG_NVSYNC);
+	else
+		drm_mode->flags |= (DRM_MODE_FLAG_PVSYNC |
+					DRM_MODE_FLAG_NHSYNC);
+	if (interlaced)
+		drm_mode->flags |= DRM_MODE_FLAG_INTERLACE;
+
+    return drm_mode;
+}
+EXPORT_SYMBOL(drm_cvt_mode);
+
+/**
+ * drm_gtf_mode - create the modeline based on GTF algorithm
+ *
+ * @dev		:drm device
+ * @hdisplay	:hdisplay size
+ * @vdisplay	:vdisplay size
+ * @vrefresh	:vrefresh rate.
+ * @interlaced	:whether the interlace is supported
+ * @margins	:whether the margin is supported
+ *
+ * LOCKING.
+ * none.
+ *
+ * return the modeline based on GTF algorithm
+ *
+ * This function is to create the modeline based on the GTF algorithm.
+ * Generalized Timing Formula is derived from:
+ *	GTF Spreadsheet by Andy Morrish (1/5/97)
+ *	available at http://www.vesa.org
+ *
+ * And it is copied from the file of xserver/hw/xfree86/modes/xf86gtf.c.
+ * What I have done is to translate it by using integer calculation.
+ * I also refer to the function of fb_get_mode in the file of
+ * drivers/video/fbmon.c
+ */
+struct drm_display_mode *drm_gtf_mode(struct drm_device *dev, int hdisplay,
+				      int vdisplay, int vrefresh,
+				      bool interlaced, int margins)
+{
+	/* 1) top/bottom margin size (% of height) - default: 1.8, */
+#define	GTF_MARGIN_PERCENTAGE		18
+	/* 2) character cell horizontal granularity (pixels) - default 8 */
+#define	GTF_CELL_GRAN			8
+	/* 3) Minimum vertical porch (lines) - default 3 */
+#define	GTF_MIN_V_PORCH			1
+	/* width of vsync in lines */
+#define V_SYNC_RQD			3
+	/* width of hsync as % of total line */
+#define H_SYNC_PERCENT			8
+	/* min time of vsync + back porch (microsec) */
+#define MIN_VSYNC_PLUS_BP		550
+	/* blanking formula gradient */
+#define GTF_M				600
+	/* blanking formula offset */
+#define GTF_C				40
+	/* blanking formula scaling factor */
+#define GTF_K				128
+	/* blanking formula scaling factor */
+#define GTF_J				20
+	/* C' and M' are part of the Blanking Duty Cycle computation */
+#define GTF_C_PRIME		(((GTF_C - GTF_J) * GTF_K / 256) + GTF_J)
+#define GTF_M_PRIME		(GTF_K * GTF_M / 256)
+	struct drm_display_mode *drm_mode;
+	unsigned int hdisplay_rnd, vdisplay_rnd, vfieldrate_rqd;
+	int top_margin, bottom_margin;
+	int interlace;
+	unsigned int hfreq_est;
+	int vsync_plus_bp, vback_porch;
+	unsigned int vtotal_lines, vfieldrate_est, hperiod;
+	unsigned int vfield_rate, vframe_rate;
+	int left_margin, right_margin;
+	unsigned int total_active_pixels, ideal_duty_cycle;
+	unsigned int hblank, total_pixels, pixel_freq;
+	int hsync, hfront_porch, vodd_front_porch_lines;
+	unsigned int tmp1, tmp2;
+
+	drm_mode = drm_mode_create(dev);
+	if (!drm_mode)
+		return NULL;
+
+	/* 1. In order to give correct results, the number of horizontal
+	 * pixels requested is first processed to ensure that it is divisible
+	 * by the character size, by rounding it to the nearest character
+	 * cell boundary:
+	 */
+	hdisplay_rnd = (hdisplay + GTF_CELL_GRAN / 2) / GTF_CELL_GRAN;
+	hdisplay_rnd = hdisplay_rnd * GTF_CELL_GRAN;
+
+	/* 2. If interlace is requested, the number of vertical lines assumed
+	 * by the calculation must be halved, as the computation calculates
+	 * the number of vertical lines per field.
+	 */
+	if (interlaced)
+		vdisplay_rnd = vdisplay / 2;
+	else
+		vdisplay_rnd = vdisplay;
+
+	/* 3. Find the frame rate required: */
+	if (interlaced)
+		vfieldrate_rqd = vrefresh * 2;
+	else
+		vfieldrate_rqd = vrefresh;
+
+	/* 4. Find number of lines in Top margin: */
+	top_margin = 0;
+	if (margins)
+		top_margin = (vdisplay_rnd * GTF_MARGIN_PERCENTAGE + 500) /
+				1000;
+	/* 5. Find number of lines in bottom margin: */
+	bottom_margin = top_margin;
+
+	/* 6. If interlace is required, then set variable interlace: */
+	if (interlaced)
+		interlace = 1;
+	else
+		interlace = 0;
+
+	/* 7. Estimate the Horizontal frequency */
+	{
+		tmp1 = (1000000  - MIN_VSYNC_PLUS_BP * vfieldrate_rqd) / 500;
+		tmp2 = (vdisplay_rnd + 2 * top_margin + GTF_MIN_V_PORCH) *
+				2 + interlace;
+		hfreq_est = (tmp2 * 1000 * vfieldrate_rqd) / tmp1;
+	}
+
+	/* 8. Find the number of lines in V sync + back porch */
+	/* [V SYNC+BP] = RINT(([MIN VSYNC+BP] * hfreq_est / 1000000)) */
+	vsync_plus_bp = MIN_VSYNC_PLUS_BP * hfreq_est / 1000;
+	vsync_plus_bp = (vsync_plus_bp + 500) / 1000;
+	/*  9. Find the number of lines in V back porch alone: */
+	vback_porch = vsync_plus_bp - V_SYNC_RQD;
+	/*  10. Find the total number of lines in Vertical field period: */
+	vtotal_lines = vdisplay_rnd + top_margin + bottom_margin +
+			vsync_plus_bp + GTF_MIN_V_PORCH;
+	/*  11. Estimate the Vertical field frequency: */
+	vfieldrate_est = hfreq_est / vtotal_lines;
+	/*  12. Find the actual horizontal period: */
+	hperiod = 1000000 / (vfieldrate_rqd * vtotal_lines);
+
+	/*  13. Find the actual Vertical field frequency: */
+	vfield_rate = hfreq_est / vtotal_lines;
+	/*  14. Find the Vertical frame frequency: */
+	if (interlaced)
+		vframe_rate = vfield_rate / 2;
+	else
+		vframe_rate = vfield_rate;
+	/*  15. Find number of pixels in left margin: */
+	if (margins)
+		left_margin = (hdisplay_rnd * GTF_MARGIN_PERCENTAGE + 500) /
+				1000;
+	else
+		left_margin = 0;
+
+	/* 16.Find number of pixels in right margin: */
+	right_margin = left_margin;
+	/* 17.Find total number of active pixels in image and left and right */
+	total_active_pixels = hdisplay_rnd + left_margin + right_margin;
+	/* 18.Find the ideal blanking duty cycle from blanking duty cycle */
+	ideal_duty_cycle = GTF_C_PRIME * 1000 -
+				(GTF_M_PRIME * 1000000 / hfreq_est);
+	/* 19.Find the number of pixels in the blanking time to the nearest
+	 * double character cell: */
+	hblank = total_active_pixels * ideal_duty_cycle /
+			(100000 - ideal_duty_cycle);
+	hblank = (hblank + GTF_CELL_GRAN) / (2 * GTF_CELL_GRAN);
+	hblank = hblank * 2 * GTF_CELL_GRAN;
+	/* 20.Find total number of pixels: */
+	total_pixels = total_active_pixels + hblank;
+	/* 21.Find pixel clock frequency: */
+	pixel_freq = total_pixels * hfreq_est / 1000;
+	/* Stage 1 computations are now complete; I should really pass
+	 * the results to another function and do the Stage 2 computations,
+	 * but I only need a few more values so I'll just append the
+	 * computations here for now */
+	/* 17. Find the number of pixels in the horizontal sync period: */
+	hsync = H_SYNC_PERCENT * total_pixels / 100;
+	hsync = (hsync + GTF_CELL_GRAN / 2) / GTF_CELL_GRAN;
+	hsync = hsync * GTF_CELL_GRAN;
+	/* 18. Find the number of pixels in horizontal front porch period */
+	hfront_porch = hblank / 2 - hsync;
+	/*  36. Find the number of lines in the odd front porch period: */
+	vodd_front_porch_lines = GTF_MIN_V_PORCH ;
+
+	/* finally, pack the results in the mode struct */
+	drm_mode->hdisplay = hdisplay_rnd;
+	drm_mode->hsync_start = hdisplay_rnd + hfront_porch;
+	drm_mode->hsync_end = drm_mode->hsync_start + hsync;
+	drm_mode->htotal = total_pixels;
+	drm_mode->vdisplay = vdisplay_rnd;
+	drm_mode->vsync_start = vdisplay_rnd + vodd_front_porch_lines;
+	drm_mode->vsync_end = drm_mode->vsync_start + V_SYNC_RQD;
+	drm_mode->vtotal = vtotal_lines;
+
+	drm_mode->clock = pixel_freq;
+
+	drm_mode_set_name(drm_mode);
+	drm_mode->flags = DRM_MODE_FLAG_NHSYNC | DRM_MODE_FLAG_PVSYNC;
+
+	if (interlaced) {
+		drm_mode->vtotal *= 2;
+		drm_mode->flags |= DRM_MODE_FLAG_INTERLACE;
+	}
+
+	return drm_mode;
+}
+EXPORT_SYMBOL(drm_gtf_mode);
+/**
  * drm_mode_set_name - set the name on a mode
  * @mode: name will be set in this mode
  *
@@ -151,7 +565,9 @@ EXPORT_SYMBOL(drm_mode_height);
  * FIXME: why is this needed?  shouldn't vrefresh be set already?
  *
  * RETURNS:
- * Vertical refresh rate of @mode x 1000. For precision reasons.
+ * Vertical refresh rate. It will be the result of actual value plus 0.5.
+ * If it is 70.288, it will return 70Hz.
+ * If it is 59.6, it will return 60Hz.
  */
 int drm_mode_vrefresh(struct drm_display_mode *mode)
 {
@@ -161,14 +577,13 @@ int drm_mode_vrefresh(struct drm_display_mode *mode)
 	if (mode->vrefresh > 0)
 		refresh = mode->vrefresh;
 	else if (mode->htotal > 0 && mode->vtotal > 0) {
+		int vtotal;
+		vtotal = mode->vtotal;
 		/* work out vrefresh the value will be x1000 */
 		calc_val = (mode->clock * 1000);
-
 		calc_val /= mode->htotal;
-		calc_val *= 1000;
-		calc_val /= mode->vtotal;
+		refresh = (calc_val + vtotal / 2) / vtotal;
 
-		refresh = calc_val;
 		if (mode->flags & DRM_MODE_FLAG_INTERLACE)
 			refresh *= 2;
 		if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
@@ -403,8 +818,7 @@ void drm_mode_prune_invalid(struct drm_device *dev,
 			list_del(&mode->head);
 			if (verbose) {
 				drm_mode_debug_printmodeline(mode);
-				DRM_DEBUG_MODE(DRM_MODESET_DEBUG,
-					"Not using %s mode %d\n",
+				DRM_DEBUG_KMS("Not using %s mode %d\n",
 					mode->name, mode->status);
 			}
 			drm_mode_destroy(dev, mode);
diff --git a/drivers/gpu/drm/drm_proc.c b/drivers/gpu/drm/drm_proc.c
index bbd4b3d1074a..d379c4f2892f 100644
--- a/drivers/gpu/drm/drm_proc.c
+++ b/drivers/gpu/drm/drm_proc.c
@@ -106,20 +106,25 @@ int drm_proc_create_files(struct drm_info_list *files, int count,
 			continue;
 
 		tmp = kmalloc(sizeof(struct drm_info_node), GFP_KERNEL);
-		ent = create_proc_entry(files[i].name, S_IFREG | S_IRUGO, root);
+		if (tmp == NULL) {
+			ret = -1;
+			goto fail;
+		}
+		tmp->minor = minor;
+		tmp->info_ent = &files[i];
+		list_add(&tmp->list, &minor->proc_nodes.list);
+
+		ent = proc_create_data(files[i].name, S_IRUGO, root,
+				       &drm_proc_fops, tmp);
 		if (!ent) {
 			DRM_ERROR("Cannot create /proc/dri/%s/%s\n",
 				  name, files[i].name);
+			list_del(&tmp->list);
 			kfree(tmp);
 			ret = -1;
 			goto fail;
 		}
 
-		ent->proc_fops = &drm_proc_fops;
-		ent->data = tmp;
-		tmp->minor = minor;
-		tmp->info_ent = &files[i];
-		list_add(&(tmp->list), &(minor->proc_nodes.list));
 	}
 	return 0;
 
diff --git a/drivers/gpu/drm/drm_sysfs.c b/drivers/gpu/drm/drm_sysfs.c
index f7a615b80c70..7e42b7e9d43a 100644
--- a/drivers/gpu/drm/drm_sysfs.c
+++ b/drivers/gpu/drm/drm_sysfs.c
@@ -16,6 +16,7 @@
 #include <linux/kdev_t.h>
 #include <linux/err.h>
 
+#include "drm_sysfs.h"
 #include "drm_core.h"
 #include "drmP.h"
 
@@ -76,7 +77,7 @@ static ssize_t version_show(struct class *dev, char *buf)
 		       CORE_MINOR, CORE_PATCHLEVEL, CORE_DATE);
 }
 
-static char *drm_nodename(struct device *dev)
+static char *drm_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "dri/%s", dev_name(dev));
 }
@@ -112,7 +113,7 @@ struct class *drm_sysfs_create(struct module *owner, char *name)
 	if (err)
 		goto err_out_class;
 
-	class->nodename = drm_nodename;
+	class->devnode = drm_devnode;
 
 	return class;
 
@@ -253,6 +254,7 @@ static ssize_t subconnector_show(struct device *device,
 		case DRM_MODE_CONNECTOR_Composite:
 		case DRM_MODE_CONNECTOR_SVIDEO:
 		case DRM_MODE_CONNECTOR_Component:
+		case DRM_MODE_CONNECTOR_TV:
 			prop = dev->mode_config.tv_subconnector_property;
 			is_tv = 1;
 			break;
@@ -293,6 +295,7 @@ static ssize_t select_subconnector_show(struct device *device,
 		case DRM_MODE_CONNECTOR_Composite:
 		case DRM_MODE_CONNECTOR_SVIDEO:
 		case DRM_MODE_CONNECTOR_Component:
+		case DRM_MODE_CONNECTOR_TV:
 			prop = dev->mode_config.tv_select_subconnector_property;
 			is_tv = 1;
 			break;
@@ -391,6 +394,7 @@ int drm_sysfs_connector_add(struct drm_connector *connector)
 		case DRM_MODE_CONNECTOR_Composite:
 		case DRM_MODE_CONNECTOR_SVIDEO:
 		case DRM_MODE_CONNECTOR_Component:
+		case DRM_MODE_CONNECTOR_TV:
 			for (i = 0; i < ARRAY_SIZE(connector_attrs_opt1); i++) {
 				ret = device_create_file(&connector->kdev, &connector_attrs_opt1[i]);
 				if (ret)
@@ -519,3 +523,27 @@ void drm_sysfs_device_remove(struct drm_minor *minor)
 {
 	device_unregister(&minor->kdev);
 }
+
+
+/**
+ * drm_class_device_register - Register a struct device in the drm class.
+ *
+ * @dev: pointer to struct device to register.
+ *
+ * @dev should have all relevant members pre-filled with the exception
+ * of the class member. In particular, the device_type member must
+ * be set.
+ */
+
+int drm_class_device_register(struct device *dev)
+{
+	dev->class = drm_class;
+	return device_register(dev);
+}
+EXPORT_SYMBOL_GPL(drm_class_device_register);
+
+void drm_class_device_unregister(struct device *dev)
+{
+	return device_unregister(dev);
+}
+EXPORT_SYMBOL_GPL(drm_class_device_unregister);
diff --git a/drivers/gpu/drm/drm_vm.c b/drivers/gpu/drm/drm_vm.c
index 7e1fbe5d4779..4ac900f4647f 100644
--- a/drivers/gpu/drm/drm_vm.c
+++ b/drivers/gpu/drm/drm_vm.c
@@ -369,28 +369,28 @@ static int drm_vm_sg_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 }
 
 /** AGP virtual memory operations */
-static struct vm_operations_struct drm_vm_ops = {
+static const struct vm_operations_struct drm_vm_ops = {
 	.fault = drm_vm_fault,
 	.open = drm_vm_open,
 	.close = drm_vm_close,
 };
 
 /** Shared virtual memory operations */
-static struct vm_operations_struct drm_vm_shm_ops = {
+static const struct vm_operations_struct drm_vm_shm_ops = {
 	.fault = drm_vm_shm_fault,
 	.open = drm_vm_open,
 	.close = drm_vm_shm_close,
 };
 
 /** DMA virtual memory operations */
-static struct vm_operations_struct drm_vm_dma_ops = {
+static const struct vm_operations_struct drm_vm_dma_ops = {
 	.fault = drm_vm_dma_fault,
 	.open = drm_vm_open,
 	.close = drm_vm_close,
 };
 
 /** Scatter-gather virtual memory operations */
-static struct vm_operations_struct drm_vm_sg_ops = {
+static const struct vm_operations_struct drm_vm_sg_ops = {
 	.fault = drm_vm_sg_fault,
 	.open = drm_vm_open,
 	.close = drm_vm_close,
diff --git a/drivers/gpu/drm/i915/Makefile b/drivers/gpu/drm/i915/Makefile
index 30d6b99fb302..fa7b9be096bc 100644
--- a/drivers/gpu/drm/i915/Makefile
+++ b/drivers/gpu/drm/i915/Makefile
@@ -4,11 +4,12 @@
 
 ccflags-y := -Iinclude/drm
 i915-y := i915_drv.o i915_dma.o i915_irq.o i915_mem.o \
+	  i915_debugfs.o \
           i915_suspend.o \
 	  i915_gem.o \
 	  i915_gem_debug.o \
-	  i915_gem_debugfs.o \
 	  i915_gem_tiling.o \
+	  i915_trace_points.o \
 	  intel_display.o \
 	  intel_crt.o \
 	  intel_lvds.o \
diff --git a/drivers/gpu/drm/i915/i915_gem_debugfs.c b/drivers/gpu/drm/i915/i915_debugfs.c
index cb3b97405fbf..26bf0552b3cb 100644
--- a/drivers/gpu/drm/i915/i915_gem_debugfs.c
+++ b/drivers/gpu/drm/i915/i915_debugfs.c
@@ -96,11 +96,13 @@ static int i915_gem_object_list_info(struct seq_file *m, void *data)
 	{
 		struct drm_gem_object *obj = obj_priv->obj;
 
-		seq_printf(m, "    %p: %s %08x %08x %d",
+		seq_printf(m, "    %p: %s %8zd %08x %08x %d %s",
 			   obj,
 			   get_pin_flag(obj_priv),
+			   obj->size,
 			   obj->read_domains, obj->write_domain,
-			   obj_priv->last_rendering_seqno);
+			   obj_priv->last_rendering_seqno,
+			   obj_priv->dirty ? "dirty" : "");
 
 		if (obj->name)
 			seq_printf(m, " (name: %d)", obj->name);
@@ -158,16 +160,37 @@ static int i915_interrupt_info(struct seq_file *m, void *data)
 	struct drm_device *dev = node->minor->dev;
 	drm_i915_private_t *dev_priv = dev->dev_private;
 
-	seq_printf(m, "Interrupt enable:    %08x\n",
-		   I915_READ(IER));
-	seq_printf(m, "Interrupt identity:  %08x\n",
-		   I915_READ(IIR));
-	seq_printf(m, "Interrupt mask:      %08x\n",
-		   I915_READ(IMR));
-	seq_printf(m, "Pipe A stat:         %08x\n",
-		   I915_READ(PIPEASTAT));
-	seq_printf(m, "Pipe B stat:         %08x\n",
-		   I915_READ(PIPEBSTAT));
+	if (!IS_IGDNG(dev)) {
+		seq_printf(m, "Interrupt enable:    %08x\n",
+			   I915_READ(IER));
+		seq_printf(m, "Interrupt identity:  %08x\n",
+			   I915_READ(IIR));
+		seq_printf(m, "Interrupt mask:      %08x\n",
+			   I915_READ(IMR));
+		seq_printf(m, "Pipe A stat:         %08x\n",
+			   I915_READ(PIPEASTAT));
+		seq_printf(m, "Pipe B stat:         %08x\n",
+			   I915_READ(PIPEBSTAT));
+	} else {
+		seq_printf(m, "North Display Interrupt enable:		%08x\n",
+			   I915_READ(DEIER));
+		seq_printf(m, "North Display Interrupt identity:	%08x\n",
+			   I915_READ(DEIIR));
+		seq_printf(m, "North Display Interrupt mask:		%08x\n",
+			   I915_READ(DEIMR));
+		seq_printf(m, "South Display Interrupt enable:		%08x\n",
+			   I915_READ(SDEIER));
+		seq_printf(m, "South Display Interrupt identity:	%08x\n",
+			   I915_READ(SDEIIR));
+		seq_printf(m, "South Display Interrupt mask:		%08x\n",
+			   I915_READ(SDEIMR));
+		seq_printf(m, "Graphics Interrupt enable:		%08x\n",
+			   I915_READ(GTIER));
+		seq_printf(m, "Graphics Interrupt identity:		%08x\n",
+			   I915_READ(GTIIR));
+		seq_printf(m, "Graphics Interrupt mask:		%08x\n",
+			   I915_READ(GTIMR));
+	}
 	seq_printf(m, "Interrupts received: %d\n",
 		   atomic_read(&dev_priv->irq_received));
 	if (dev_priv->hw_status_page != NULL) {
@@ -244,10 +267,10 @@ static void i915_dump_pages(struct seq_file *m, struct page **pages, int page_co
 	uint32_t *mem;
 
 	for (page = 0; page < page_count; page++) {
-		mem = kmap(pages[page]);
+		mem = kmap_atomic(pages[page], KM_USER0);
 		for (i = 0; i < PAGE_SIZE; i += 4)
 			seq_printf(m, "%08x :  %08x\n", i, mem[i / 4]);
-		kunmap(pages[page]);
+		kunmap_atomic(pages[page], KM_USER0);
 	}
 }
 
@@ -312,15 +335,13 @@ static int i915_ringbuffer_info(struct seq_file *m, void *data)
 	struct drm_info_node *node = (struct drm_info_node *) m->private;
 	struct drm_device *dev = node->minor->dev;
 	drm_i915_private_t *dev_priv = dev->dev_private;
-	unsigned int head, tail, mask;
+	unsigned int head, tail;
 
 	head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
 	tail = I915_READ(PRB0_TAIL) & TAIL_ADDR;
-	mask = dev_priv->ring.tail_mask;
 
 	seq_printf(m, "RingHead :  %08x\n", head);
 	seq_printf(m, "RingTail :  %08x\n", tail);
-	seq_printf(m, "RingMask :  %08x\n", mask);
 	seq_printf(m, "RingSize :  %08lx\n", dev_priv->ring.Size);
 	seq_printf(m, "Acthd :     %08x\n", I915_READ(IS_I965G(dev) ? ACTHD_I965 : ACTHD));
 
@@ -363,7 +384,37 @@ out:
 	return 0;
 }
 
-static struct drm_info_list i915_gem_debugfs_list[] = {
+static int i915_registers_info(struct seq_file *m, void *data) {
+	struct drm_info_node *node = (struct drm_info_node *) m->private;
+	struct drm_device *dev = node->minor->dev;
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	uint32_t reg;
+
+#define DUMP_RANGE(start, end) \
+	for (reg=start; reg < end; reg += 4) \
+	seq_printf(m, "%08x\t%08x\n", reg, I915_READ(reg));
+
+	DUMP_RANGE(0x00000, 0x00fff);   /* VGA registers */
+	DUMP_RANGE(0x02000, 0x02fff);   /* instruction, memory, interrupt control registers */
+	DUMP_RANGE(0x03000, 0x031ff);   /* FENCE and PPGTT control registers */
+	DUMP_RANGE(0x03200, 0x03fff);   /* frame buffer compression registers */
+	DUMP_RANGE(0x05000, 0x05fff);   /* I/O control registers */
+	DUMP_RANGE(0x06000, 0x06fff);   /* clock control registers */
+	DUMP_RANGE(0x07000, 0x07fff);   /* 3D internal debug registers */
+	DUMP_RANGE(0x07400, 0x088ff);   /* GPE debug registers */
+	DUMP_RANGE(0x0a000, 0x0afff);   /* display palette registers */
+	DUMP_RANGE(0x10000, 0x13fff);   /* MMIO MCHBAR */
+	DUMP_RANGE(0x30000, 0x3ffff);   /* overlay registers */
+	DUMP_RANGE(0x60000, 0x6ffff);   /* display engine pipeline registers */
+	DUMP_RANGE(0x70000, 0x72fff);   /* display and cursor registers */
+	DUMP_RANGE(0x73000, 0x73fff);   /* performance counters */
+
+	return 0;
+}
+
+
+static struct drm_info_list i915_debugfs_list[] = {
+	{"i915_regs", i915_registers_info, 0},
 	{"i915_gem_active", i915_gem_object_list_info, 0, (void *) ACTIVE_LIST},
 	{"i915_gem_flushing", i915_gem_object_list_info, 0, (void *) FLUSHING_LIST},
 	{"i915_gem_inactive", i915_gem_object_list_info, 0, (void *) INACTIVE_LIST},
@@ -377,19 +428,19 @@ static struct drm_info_list i915_gem_debugfs_list[] = {
 	{"i915_batchbuffers", i915_batchbuffer_info, 0},
 	{"i915_error_state", i915_error_state, 0},
 };
-#define I915_GEM_DEBUGFS_ENTRIES ARRAY_SIZE(i915_gem_debugfs_list)
+#define I915_DEBUGFS_ENTRIES ARRAY_SIZE(i915_debugfs_list)
 
-int i915_gem_debugfs_init(struct drm_minor *minor)
+int i915_debugfs_init(struct drm_minor *minor)
 {
-	return drm_debugfs_create_files(i915_gem_debugfs_list,
-					I915_GEM_DEBUGFS_ENTRIES,
+	return drm_debugfs_create_files(i915_debugfs_list,
+					I915_DEBUGFS_ENTRIES,
 					minor->debugfs_root, minor);
 }
 
-void i915_gem_debugfs_cleanup(struct drm_minor *minor)
+void i915_debugfs_cleanup(struct drm_minor *minor)
 {
-	drm_debugfs_remove_files(i915_gem_debugfs_list,
-				 I915_GEM_DEBUGFS_ENTRIES, minor);
+	drm_debugfs_remove_files(i915_debugfs_list,
+				 I915_DEBUGFS_ENTRIES, minor);
 }
 
 #endif /* CONFIG_DEBUG_FS */
diff --git a/drivers/gpu/drm/i915/i915_dma.c b/drivers/gpu/drm/i915/i915_dma.c
index 50d1f782768c..e5b138be45fa 100644
--- a/drivers/gpu/drm/i915/i915_dma.c
+++ b/drivers/gpu/drm/i915/i915_dma.c
@@ -29,11 +29,12 @@
 #include "drmP.h"
 #include "drm.h"
 #include "drm_crtc_helper.h"
+#include "drm_fb_helper.h"
 #include "intel_drv.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
-
-#define I915_DRV	"i915_drv"
+#include "i915_trace.h"
+#include <linux/vgaarb.h>
 
 /* Really want an OS-independent resettable timer.  Would like to have
  * this loop run for (eg) 3 sec, but have the timer reset every time
@@ -50,14 +51,18 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
 	u32 last_head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
 	int i;
 
+	trace_i915_ring_wait_begin (dev);
+
 	for (i = 0; i < 100000; i++) {
 		ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
 		acthd = I915_READ(acthd_reg);
 		ring->space = ring->head - (ring->tail + 8);
 		if (ring->space < 0)
 			ring->space += ring->Size;
-		if (ring->space >= n)
+		if (ring->space >= n) {
+			trace_i915_ring_wait_end (dev);
 			return 0;
+		}
 
 		if (dev->primary->master) {
 			struct drm_i915_master_private *master_priv = dev->primary->master->driver_priv;
@@ -77,9 +82,38 @@ int i915_wait_ring(struct drm_device * dev, int n, const char *caller)
 
 	}
 
+	trace_i915_ring_wait_end (dev);
 	return -EBUSY;
 }
 
+/* As a ringbuffer is only allowed to wrap between instructions, fill
+ * the tail with NOOPs.
+ */
+int i915_wrap_ring(struct drm_device *dev)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	volatile unsigned int *virt;
+	int rem;
+
+	rem = dev_priv->ring.Size - dev_priv->ring.tail;
+	if (dev_priv->ring.space < rem) {
+		int ret = i915_wait_ring(dev, rem, __func__);
+		if (ret)
+			return ret;
+	}
+	dev_priv->ring.space -= rem;
+
+	virt = (unsigned int *)
+		(dev_priv->ring.virtual_start + dev_priv->ring.tail);
+	rem /= 4;
+	while (rem--)
+		*virt++ = MI_NOOP;
+
+	dev_priv->ring.tail = 0;
+
+	return 0;
+}
+
 /**
  * Sets up the hardware status page for devices that need a physical address
  * in the register.
@@ -101,7 +135,7 @@ static int i915_init_phys_hws(struct drm_device *dev)
 	memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
 
 	I915_WRITE(HWS_PGA, dev_priv->dma_status_page);
-	DRM_DEBUG_DRIVER(I915_DRV, "Enabled hardware status page\n");
+	DRM_DEBUG_DRIVER("Enabled hardware status page\n");
 	return 0;
 }
 
@@ -187,8 +221,7 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
 		master_priv->sarea_priv = (drm_i915_sarea_t *)
 			((u8 *)master_priv->sarea->handle + init->sarea_priv_offset);
 	} else {
-		DRM_DEBUG_DRIVER(I915_DRV,
-				"sarea not found assuming DRI2 userspace\n");
+		DRM_DEBUG_DRIVER("sarea not found assuming DRI2 userspace\n");
 	}
 
 	if (init->ring_size != 0) {
@@ -200,7 +233,6 @@ static int i915_initialize(struct drm_device * dev, drm_i915_init_t * init)
 		}
 
 		dev_priv->ring.Size = init->ring_size;
-		dev_priv->ring.tail_mask = dev_priv->ring.Size - 1;
 
 		dev_priv->ring.map.offset = init->ring_start;
 		dev_priv->ring.map.size = init->ring_size;
@@ -238,7 +270,7 @@ static int i915_dma_resume(struct drm_device * dev)
 {
 	drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
 
-	DRM_DEBUG_DRIVER(I915_DRV, "%s\n", __func__);
+	DRM_DEBUG_DRIVER("%s\n", __func__);
 
 	if (dev_priv->ring.map.handle == NULL) {
 		DRM_ERROR("can not ioremap virtual address for"
@@ -251,14 +283,14 @@ static int i915_dma_resume(struct drm_device * dev)
 		DRM_ERROR("Can not find hardware status page\n");
 		return -EINVAL;
 	}
-	DRM_DEBUG_DRIVER(I915_DRV, "hw status page @ %p\n",
+	DRM_DEBUG_DRIVER("hw status page @ %p\n",
 				dev_priv->hw_status_page);
 
 	if (dev_priv->status_gfx_addr != 0)
 		I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr);
 	else
 		I915_WRITE(HWS_PGA, dev_priv->dma_status_page);
-	DRM_DEBUG_DRIVER(I915_DRV, "Enabled hardware status page\n");
+	DRM_DEBUG_DRIVER("Enabled hardware status page\n");
 
 	return 0;
 }
@@ -552,7 +584,7 @@ static int i915_dispatch_flip(struct drm_device * dev)
 	if (!master_priv->sarea_priv)
 		return -EINVAL;
 
-	DRM_DEBUG_DRIVER(I915_DRV, "%s: page=%d pfCurrentPage=%d\n",
+	DRM_DEBUG_DRIVER("%s: page=%d pfCurrentPage=%d\n",
 			  __func__,
 			 dev_priv->current_page,
 			 master_priv->sarea_priv->pf_current_page);
@@ -633,8 +665,7 @@ static int i915_batchbuffer(struct drm_device *dev, void *data,
 		return -EINVAL;
 	}
 
-	DRM_DEBUG_DRIVER(I915_DRV,
-			"i915 batchbuffer, start %x used %d cliprects %d\n",
+	DRM_DEBUG_DRIVER("i915 batchbuffer, start %x used %d cliprects %d\n",
 			batch->start, batch->used, batch->num_cliprects);
 
 	RING_LOCK_TEST_WITH_RETURN(dev, file_priv);
@@ -681,8 +712,7 @@ static int i915_cmdbuffer(struct drm_device *dev, void *data,
 	void *batch_data;
 	int ret;
 
-	DRM_DEBUG_DRIVER(I915_DRV,
-			"i915 cmdbuffer, buf %p sz %d cliprects %d\n",
+	DRM_DEBUG_DRIVER("i915 cmdbuffer, buf %p sz %d cliprects %d\n",
 			cmdbuf->buf, cmdbuf->sz, cmdbuf->num_cliprects);
 
 	RING_LOCK_TEST_WITH_RETURN(dev, file_priv);
@@ -735,7 +765,7 @@ static int i915_flip_bufs(struct drm_device *dev, void *data,
 {
 	int ret;
 
-	DRM_DEBUG_DRIVER(I915_DRV, "%s\n", __func__);
+	DRM_DEBUG_DRIVER("%s\n", __func__);
 
 	RING_LOCK_TEST_WITH_RETURN(dev, file_priv);
 
@@ -778,7 +808,7 @@ static int i915_getparam(struct drm_device *dev, void *data,
 		value = dev_priv->num_fence_regs - dev_priv->fence_reg_start;
 		break;
 	default:
-		DRM_DEBUG_DRIVER(I915_DRV, "Unknown parameter %d\n",
+		DRM_DEBUG_DRIVER("Unknown parameter %d\n",
 					param->param);
 		return -EINVAL;
 	}
@@ -819,7 +849,7 @@ static int i915_setparam(struct drm_device *dev, void *data,
 		dev_priv->fence_reg_start = param->value;
 		break;
 	default:
-		DRM_DEBUG_DRIVER(I915_DRV, "unknown parameter %d\n",
+		DRM_DEBUG_DRIVER("unknown parameter %d\n",
 					param->param);
 		return -EINVAL;
 	}
@@ -846,7 +876,7 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
 		return 0;
 	}
 
-	DRM_DEBUG("set status page addr 0x%08x\n", (u32)hws->addr);
+	DRM_DEBUG_DRIVER("set status page addr 0x%08x\n", (u32)hws->addr);
 
 	dev_priv->status_gfx_addr = hws->addr & (0x1ffff<<12);
 
@@ -868,13 +898,25 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
 
 	memset(dev_priv->hw_status_page, 0, PAGE_SIZE);
 	I915_WRITE(HWS_PGA, dev_priv->status_gfx_addr);
-	DRM_DEBUG_DRIVER(I915_DRV, "load hws HWS_PGA with gfx mem 0x%x\n",
+	DRM_DEBUG_DRIVER("load hws HWS_PGA with gfx mem 0x%x\n",
 				dev_priv->status_gfx_addr);
-	DRM_DEBUG_DRIVER(I915_DRV, "load hws at %p\n",
+	DRM_DEBUG_DRIVER("load hws at %p\n",
 				dev_priv->hw_status_page);
 	return 0;
 }
 
+static int i915_get_bridge_dev(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	dev_priv->bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0));
+	if (!dev_priv->bridge_dev) {
+		DRM_ERROR("bridge device not found\n");
+		return -1;
+	}
+	return 0;
+}
+
 /**
  * i915_probe_agp - get AGP bootup configuration
  * @pdev: PCI device
@@ -886,22 +928,16 @@ static int i915_set_status_page(struct drm_device *dev, void *data,
  * how much was set aside so we can use it for our own purposes.
  */
 static int i915_probe_agp(struct drm_device *dev, uint32_t *aperture_size,
-			  uint32_t *preallocated_size)
+			  uint32_t *preallocated_size,
+			  uint32_t *start)
 {
-	struct pci_dev *bridge_dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
 	u16 tmp = 0;
 	unsigned long overhead;
 	unsigned long stolen;
 
-	bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0));
-	if (!bridge_dev) {
-		DRM_ERROR("bridge device not found\n");
-		return -1;
-	}
-
 	/* Get the fb aperture size and "stolen" memory amount. */
-	pci_read_config_word(bridge_dev, INTEL_GMCH_CTRL, &tmp);
-	pci_dev_put(bridge_dev);
+	pci_read_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, &tmp);
 
 	*aperture_size = 1024 * 1024;
 	*preallocated_size = 1024 * 1024;
@@ -980,11 +1016,174 @@ static int i915_probe_agp(struct drm_device *dev, uint32_t *aperture_size,
 		return -1;
 	}
 	*preallocated_size = stolen - overhead;
+	*start = overhead;
 
 	return 0;
 }
 
+#define PTE_ADDRESS_MASK		0xfffff000
+#define PTE_ADDRESS_MASK_HIGH		0x000000f0 /* i915+ */
+#define PTE_MAPPING_TYPE_UNCACHED	(0 << 1)
+#define PTE_MAPPING_TYPE_DCACHE		(1 << 1) /* i830 only */
+#define PTE_MAPPING_TYPE_CACHED		(3 << 1)
+#define PTE_MAPPING_TYPE_MASK		(3 << 1)
+#define PTE_VALID			(1 << 0)
+
+/**
+ * i915_gtt_to_phys - take a GTT address and turn it into a physical one
+ * @dev: drm device
+ * @gtt_addr: address to translate
+ *
+ * Some chip functions require allocations from stolen space but need the
+ * physical address of the memory in question.  We use this routine
+ * to get a physical address suitable for register programming from a given
+ * GTT address.
+ */
+static unsigned long i915_gtt_to_phys(struct drm_device *dev,
+				      unsigned long gtt_addr)
+{
+	unsigned long *gtt;
+	unsigned long entry, phys;
+	int gtt_bar = IS_I9XX(dev) ? 0 : 1;
+	int gtt_offset, gtt_size;
+
+	if (IS_I965G(dev)) {
+		if (IS_G4X(dev) || IS_IGDNG(dev)) {
+			gtt_offset = 2*1024*1024;
+			gtt_size = 2*1024*1024;
+		} else {
+			gtt_offset = 512*1024;
+			gtt_size = 512*1024;
+		}
+	} else {
+		gtt_bar = 3;
+		gtt_offset = 0;
+		gtt_size = pci_resource_len(dev->pdev, gtt_bar);
+	}
+
+	gtt = ioremap_wc(pci_resource_start(dev->pdev, gtt_bar) + gtt_offset,
+			 gtt_size);
+	if (!gtt) {
+		DRM_ERROR("ioremap of GTT failed\n");
+		return 0;
+	}
+
+	entry = *(volatile u32 *)(gtt + (gtt_addr / 1024));
+
+	DRM_DEBUG("GTT addr: 0x%08lx, PTE: 0x%08lx\n", gtt_addr, entry);
+
+	/* Mask out these reserved bits on this hardware. */
+	if (!IS_I9XX(dev) || IS_I915G(dev) || IS_I915GM(dev) ||
+	    IS_I945G(dev) || IS_I945GM(dev)) {
+		entry &= ~PTE_ADDRESS_MASK_HIGH;
+	}
+
+	/* If it's not a mapping type we know, then bail. */
+	if ((entry & PTE_MAPPING_TYPE_MASK) != PTE_MAPPING_TYPE_UNCACHED &&
+	    (entry & PTE_MAPPING_TYPE_MASK) != PTE_MAPPING_TYPE_CACHED)	{
+		iounmap(gtt);
+		return 0;
+	}
+
+	if (!(entry & PTE_VALID)) {
+		DRM_ERROR("bad GTT entry in stolen space\n");
+		iounmap(gtt);
+		return 0;
+	}
+
+	iounmap(gtt);
+
+	phys =(entry & PTE_ADDRESS_MASK) |
+		((uint64_t)(entry & PTE_ADDRESS_MASK_HIGH) << (32 - 4));
+
+	DRM_DEBUG("GTT addr: 0x%08lx, phys addr: 0x%08lx\n", gtt_addr, phys);
+
+	return phys;
+}
+
+static void i915_warn_stolen(struct drm_device *dev)
+{
+	DRM_ERROR("not enough stolen space for compressed buffer, disabling\n");
+	DRM_ERROR("hint: you may be able to increase stolen memory size in the BIOS to avoid this\n");
+}
+
+static void i915_setup_compression(struct drm_device *dev, int size)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_mm_node *compressed_fb, *compressed_llb;
+	unsigned long cfb_base, ll_base;
+
+	/* Leave 1M for line length buffer & misc. */
+	compressed_fb = drm_mm_search_free(&dev_priv->vram, size, 4096, 0);
+	if (!compressed_fb) {
+		i915_warn_stolen(dev);
+		return;
+	}
+
+	compressed_fb = drm_mm_get_block(compressed_fb, size, 4096);
+	if (!compressed_fb) {
+		i915_warn_stolen(dev);
+		return;
+	}
+
+	cfb_base = i915_gtt_to_phys(dev, compressed_fb->start);
+	if (!cfb_base) {
+		DRM_ERROR("failed to get stolen phys addr, disabling FBC\n");
+		drm_mm_put_block(compressed_fb);
+	}
+
+	if (!IS_GM45(dev)) {
+		compressed_llb = drm_mm_search_free(&dev_priv->vram, 4096,
+						    4096, 0);
+		if (!compressed_llb) {
+			i915_warn_stolen(dev);
+			return;
+		}
+
+		compressed_llb = drm_mm_get_block(compressed_llb, 4096, 4096);
+		if (!compressed_llb) {
+			i915_warn_stolen(dev);
+			return;
+		}
+
+		ll_base = i915_gtt_to_phys(dev, compressed_llb->start);
+		if (!ll_base) {
+			DRM_ERROR("failed to get stolen phys addr, disabling FBC\n");
+			drm_mm_put_block(compressed_fb);
+			drm_mm_put_block(compressed_llb);
+		}
+	}
+
+	dev_priv->cfb_size = size;
+
+	if (IS_GM45(dev)) {
+		g4x_disable_fbc(dev);
+		I915_WRITE(DPFC_CB_BASE, compressed_fb->start);
+	} else {
+		i8xx_disable_fbc(dev);
+		I915_WRITE(FBC_CFB_BASE, cfb_base);
+		I915_WRITE(FBC_LL_BASE, ll_base);
+	}
+
+	DRM_DEBUG("FBC base 0x%08lx, ll base 0x%08lx, size %dM\n", cfb_base,
+		  ll_base, size >> 20);
+}
+
+/* true = enable decode, false = disable decoder */
+static unsigned int i915_vga_set_decode(void *cookie, bool state)
+{
+	struct drm_device *dev = cookie;
+
+	intel_modeset_vga_set_state(dev, state);
+	if (state)
+		return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
+		       VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+	else
+		return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+}
+
 static int i915_load_modeset_init(struct drm_device *dev,
+				  unsigned long prealloc_start,
 				  unsigned long prealloc_size,
 				  unsigned long agp_size)
 {
@@ -1005,6 +1204,10 @@ static int i915_load_modeset_init(struct drm_device *dev,
 
 	/* Basic memrange allocator for stolen space (aka vram) */
 	drm_mm_init(&dev_priv->vram, 0, prealloc_size);
+	DRM_INFO("set up %ldM of stolen space\n", prealloc_size / (1024*1024));
+
+	/* We're off and running w/KMS */
+	dev_priv->mm.suspended = 0;
 
 	/* Let GEM Manage from end of prealloc space to end of aperture.
 	 *
@@ -1017,10 +1220,24 @@ static int i915_load_modeset_init(struct drm_device *dev,
 	 */
 	i915_gem_do_init(dev, prealloc_size, agp_size - 4096);
 
+	mutex_lock(&dev->struct_mutex);
 	ret = i915_gem_init_ringbuffer(dev);
+	mutex_unlock(&dev->struct_mutex);
 	if (ret)
 		goto out;
 
+	/* Try to set up FBC with a reasonable compressed buffer size */
+	if (I915_HAS_FBC(dev) && i915_powersave) {
+		int cfb_size;
+
+		/* Try to get an 8M buffer... */
+		if (prealloc_size > (9*1024*1024))
+			cfb_size = 8*1024*1024;
+		else /* fall back to 7/8 of the stolen space */
+			cfb_size = prealloc_size * 7 / 8;
+		i915_setup_compression(dev, cfb_size);
+	}
+
 	/* Allow hardware batchbuffers unless told otherwise.
 	 */
 	dev_priv->allow_batchbuffer = 1;
@@ -1029,6 +1246,11 @@ static int i915_load_modeset_init(struct drm_device *dev,
 	if (ret)
 		DRM_INFO("failed to find VBIOS tables\n");
 
+	/* if we have > 1 VGA cards, then disable the radeon VGA resources */
+	ret = vga_client_register(dev->pdev, dev, NULL, i915_vga_set_decode);
+	if (ret)
+		goto destroy_ringbuffer;
+
 	ret = drm_irq_install(dev);
 	if (ret)
 		goto destroy_ringbuffer;
@@ -1133,7 +1355,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	resource_size_t base, size;
 	int ret = 0, mmio_bar = IS_I9XX(dev) ? 0 : 1;
-	uint32_t agp_size, prealloc_size;
+	uint32_t agp_size, prealloc_size, prealloc_start;
 
 	/* i915 has 4 more counters */
 	dev->counters += 4;
@@ -1153,11 +1375,16 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	base = drm_get_resource_start(dev, mmio_bar);
 	size = drm_get_resource_len(dev, mmio_bar);
 
+	if (i915_get_bridge_dev(dev)) {
+		ret = -EIO;
+		goto free_priv;
+	}
+
 	dev_priv->regs = ioremap(base, size);
 	if (!dev_priv->regs) {
 		DRM_ERROR("failed to map registers\n");
 		ret = -EIO;
-		goto free_priv;
+		goto put_bridge;
 	}
 
         dev_priv->mm.gtt_mapping =
@@ -1182,7 +1409,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 			 "performance may suffer.\n");
 	}
 
-	ret = i915_probe_agp(dev, &agp_size, &prealloc_size);
+	ret = i915_probe_agp(dev, &agp_size, &prealloc_size, &prealloc_start);
 	if (ret)
 		goto out_iomapfree;
 
@@ -1240,6 +1467,7 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	spin_lock_init(&dev_priv->user_irq_lock);
 	spin_lock_init(&dev_priv->error_lock);
 	dev_priv->user_irq_refcount = 0;
+	dev_priv->trace_irq_seqno = 0;
 
 	ret = drm_vblank_init(dev, I915_NUM_PIPE);
 
@@ -1248,8 +1476,12 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 		return ret;
 	}
 
+	/* Start out suspended */
+	dev_priv->mm.suspended = 1;
+
 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
-		ret = i915_load_modeset_init(dev, prealloc_size, agp_size);
+		ret = i915_load_modeset_init(dev, prealloc_start,
+					     prealloc_size, agp_size);
 		if (ret < 0) {
 			DRM_ERROR("failed to init modeset\n");
 			goto out_workqueue_free;
@@ -1261,6 +1493,8 @@ int i915_driver_load(struct drm_device *dev, unsigned long flags)
 	if (!IS_IGDNG(dev))
 		intel_opregion_init(dev, 0);
 
+	setup_timer(&dev_priv->hangcheck_timer, i915_hangcheck_elapsed,
+		    (unsigned long) dev);
 	return 0;
 
 out_workqueue_free:
@@ -1269,6 +1503,8 @@ out_iomapfree:
 	io_mapping_free(dev_priv->mm.gtt_mapping);
 out_rmmap:
 	iounmap(dev_priv->regs);
+put_bridge:
+	pci_dev_put(dev_priv->bridge_dev);
 free_priv:
 	kfree(dev_priv);
 	return ret;
@@ -1279,6 +1515,7 @@ int i915_driver_unload(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
 	destroy_workqueue(dev_priv->wq);
+	del_timer_sync(&dev_priv->hangcheck_timer);
 
 	io_mapping_free(dev_priv->mm.gtt_mapping);
 	if (dev_priv->mm.gtt_mtrr >= 0) {
@@ -1289,6 +1526,7 @@ int i915_driver_unload(struct drm_device *dev)
 
 	if (drm_core_check_feature(dev, DRIVER_MODESET)) {
 		drm_irq_uninstall(dev);
+		vga_client_register(dev->pdev, NULL, NULL, NULL);
 	}
 
 	if (dev->pdev->msi_enabled)
@@ -1312,6 +1550,7 @@ int i915_driver_unload(struct drm_device *dev)
 		i915_gem_lastclose(dev);
 	}
 
+	pci_dev_put(dev_priv->bridge_dev);
 	kfree(dev->dev_private);
 
 	return 0;
@@ -1321,7 +1560,7 @@ int i915_driver_open(struct drm_device *dev, struct drm_file *file_priv)
 {
 	struct drm_i915_file_private *i915_file_priv;
 
-	DRM_DEBUG_DRIVER(I915_DRV, "\n");
+	DRM_DEBUG_DRIVER("\n");
 	i915_file_priv = (struct drm_i915_file_private *)
 	    kmalloc(sizeof(*i915_file_priv), GFP_KERNEL);
 
@@ -1352,7 +1591,7 @@ void i915_driver_lastclose(struct drm_device * dev)
 	drm_i915_private_t *dev_priv = dev->dev_private;
 
 	if (!dev_priv || drm_core_check_feature(dev, DRIVER_MODESET)) {
-		intelfb_restore();
+		drm_fb_helper_restore();
 		return;
 	}
 
@@ -1416,6 +1655,7 @@ struct drm_ioctl_desc i915_ioctls[] = {
 	DRM_IOCTL_DEF(DRM_I915_GEM_GET_TILING, i915_gem_get_tiling, 0),
 	DRM_IOCTL_DEF(DRM_I915_GEM_GET_APERTURE, i915_gem_get_aperture_ioctl, 0),
 	DRM_IOCTL_DEF(DRM_I915_GET_PIPE_FROM_CRTC_ID, intel_get_pipe_from_crtc_id, 0),
+	DRM_IOCTL_DEF(DRM_I915_GEM_MADVISE, i915_gem_madvise_ioctl, 0),
 };
 
 int i915_max_ioctl = DRM_ARRAY_SIZE(i915_ioctls);
diff --git a/drivers/gpu/drm/i915/i915_drv.c b/drivers/gpu/drm/i915/i915_drv.c
index fc4b68aa2d05..7f436ec075f6 100644
--- a/drivers/gpu/drm/i915/i915_drv.c
+++ b/drivers/gpu/drm/i915/i915_drv.c
@@ -37,12 +37,15 @@
 #include <linux/console.h>
 #include "drm_crtc_helper.h"
 
-static unsigned int i915_modeset = -1;
+static int i915_modeset = -1;
 module_param_named(modeset, i915_modeset, int, 0400);
 
 unsigned int i915_fbpercrtc = 0;
 module_param_named(fbpercrtc, i915_fbpercrtc, int, 0400);
 
+unsigned int i915_powersave = 1;
+module_param_named(powersave, i915_powersave, int, 0400);
+
 static struct drm_driver driver;
 
 static struct pci_device_id pciidlist[] = {
@@ -86,6 +89,9 @@ static int i915_suspend(struct drm_device *dev, pm_message_t state)
 		pci_set_power_state(dev->pdev, PCI_D3hot);
 	}
 
+	/* Modeset on resume, not lid events */
+	dev_priv->modeset_on_lid = 0;
+
 	return 0;
 }
 
@@ -94,8 +100,6 @@ static int i915_resume(struct drm_device *dev)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	int ret = 0;
 
-	pci_set_power_state(dev->pdev, PCI_D0);
-	pci_restore_state(dev->pdev);
 	if (pci_enable_device(dev->pdev))
 		return -1;
 	pci_set_master(dev->pdev);
@@ -121,9 +125,135 @@ static int i915_resume(struct drm_device *dev)
 		drm_helper_resume_force_mode(dev);
 	}
 
+	dev_priv->modeset_on_lid = 0;
+
 	return ret;
 }
 
+/**
+ * i965_reset - reset chip after a hang
+ * @dev: drm device to reset
+ * @flags: reset domains
+ *
+ * Reset the chip.  Useful if a hang is detected. Returns zero on successful
+ * reset or otherwise an error code.
+ *
+ * Procedure is fairly simple:
+ *   - reset the chip using the reset reg
+ *   - re-init context state
+ *   - re-init hardware status page
+ *   - re-init ring buffer
+ *   - re-init interrupt state
+ *   - re-init display
+ */
+int i965_reset(struct drm_device *dev, u8 flags)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	unsigned long timeout;
+	u8 gdrst;
+	/*
+	 * We really should only reset the display subsystem if we actually
+	 * need to
+	 */
+	bool need_display = true;
+
+	mutex_lock(&dev->struct_mutex);
+
+	/*
+	 * Clear request list
+	 */
+	i915_gem_retire_requests(dev);
+
+	if (need_display)
+		i915_save_display(dev);
+
+	if (IS_I965G(dev) || IS_G4X(dev)) {
+		/*
+		 * Set the domains we want to reset, then the reset bit (bit 0).
+		 * Clear the reset bit after a while and wait for hardware status
+		 * bit (bit 1) to be set
+		 */
+		pci_read_config_byte(dev->pdev, GDRST, &gdrst);
+		pci_write_config_byte(dev->pdev, GDRST, gdrst | flags | ((flags == GDRST_FULL) ? 0x1 : 0x0));
+		udelay(50);
+		pci_write_config_byte(dev->pdev, GDRST, gdrst & 0xfe);
+
+		/* ...we don't want to loop forever though, 500ms should be plenty */
+	       timeout = jiffies + msecs_to_jiffies(500);
+		do {
+			udelay(100);
+			pci_read_config_byte(dev->pdev, GDRST, &gdrst);
+		} while ((gdrst & 0x1) && time_after(timeout, jiffies));
+
+		if (gdrst & 0x1) {
+			WARN(true, "i915: Failed to reset chip\n");
+			mutex_unlock(&dev->struct_mutex);
+			return -EIO;
+		}
+	} else {
+		DRM_ERROR("Error occurred. Don't know how to reset this chip.\n");
+		return -ENODEV;
+	}
+
+	/* Ok, now get things going again... */
+
+	/*
+	 * Everything depends on having the GTT running, so we need to start
+	 * there.  Fortunately we don't need to do this unless we reset the
+	 * chip at a PCI level.
+	 *
+	 * Next we need to restore the context, but we don't use those
+	 * yet either...
+	 *
+	 * Ring buffer needs to be re-initialized in the KMS case, or if X
+	 * was running at the time of the reset (i.e. we weren't VT
+	 * switched away).
+	 */
+	if (drm_core_check_feature(dev, DRIVER_MODESET) ||
+	    !dev_priv->mm.suspended) {
+		drm_i915_ring_buffer_t *ring = &dev_priv->ring;
+		struct drm_gem_object *obj = ring->ring_obj;
+		struct drm_i915_gem_object *obj_priv = obj->driver_private;
+		dev_priv->mm.suspended = 0;
+
+		/* Stop the ring if it's running. */
+		I915_WRITE(PRB0_CTL, 0);
+		I915_WRITE(PRB0_TAIL, 0);
+		I915_WRITE(PRB0_HEAD, 0);
+
+		/* Initialize the ring. */
+		I915_WRITE(PRB0_START, obj_priv->gtt_offset);
+		I915_WRITE(PRB0_CTL,
+			   ((obj->size - 4096) & RING_NR_PAGES) |
+			   RING_NO_REPORT |
+			   RING_VALID);
+		if (!drm_core_check_feature(dev, DRIVER_MODESET))
+			i915_kernel_lost_context(dev);
+		else {
+			ring->head = I915_READ(PRB0_HEAD) & HEAD_ADDR;
+			ring->tail = I915_READ(PRB0_TAIL) & TAIL_ADDR;
+			ring->space = ring->head - (ring->tail + 8);
+			if (ring->space < 0)
+				ring->space += ring->Size;
+		}
+
+		mutex_unlock(&dev->struct_mutex);
+		drm_irq_uninstall(dev);
+		drm_irq_install(dev);
+		mutex_lock(&dev->struct_mutex);
+	}
+
+	/*
+	 * Display needs restore too...
+	 */
+	if (need_display)
+		i915_restore_display(dev);
+
+	mutex_unlock(&dev->struct_mutex);
+	return 0;
+}
+
+
 static int __devinit
 i915_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
 {
@@ -188,8 +318,8 @@ static struct drm_driver driver = {
 	.master_create = i915_master_create,
 	.master_destroy = i915_master_destroy,
 #if defined(CONFIG_DEBUG_FS)
-	.debugfs_init = i915_gem_debugfs_init,
-	.debugfs_cleanup = i915_gem_debugfs_cleanup,
+	.debugfs_init = i915_debugfs_init,
+	.debugfs_cleanup = i915_debugfs_cleanup,
 #endif
 	.gem_init_object = i915_gem_init_object,
 	.gem_free_object = i915_gem_free_object,
@@ -231,6 +361,8 @@ static int __init i915_init(void)
 {
 	driver.num_ioctls = i915_max_ioctl;
 
+	i915_gem_shrinker_init();
+
 	/*
 	 * If CONFIG_DRM_I915_KMS is set, default to KMS unless
 	 * explicitly disabled with the module pararmeter.
@@ -257,6 +389,7 @@ static int __init i915_init(void)
 
 static void __exit i915_exit(void)
 {
+	i915_gem_shrinker_exit();
 	drm_exit(&driver);
 }
 
diff --git a/drivers/gpu/drm/i915/i915_drv.h b/drivers/gpu/drm/i915/i915_drv.h
index 5b4f87e55621..a725f6591192 100644
--- a/drivers/gpu/drm/i915/i915_drv.h
+++ b/drivers/gpu/drm/i915/i915_drv.h
@@ -48,6 +48,11 @@ enum pipe {
 	PIPE_B,
 };
 
+enum plane {
+	PLANE_A = 0,
+	PLANE_B,
+};
+
 #define I915_NUM_PIPE	2
 
 /* Interface history:
@@ -85,7 +90,6 @@ struct drm_i915_gem_phys_object {
 };
 
 typedef struct _drm_i915_ring_buffer {
-	int tail_mask;
 	unsigned long Size;
 	u8 *virtual_start;
 	int head;
@@ -149,6 +153,23 @@ struct drm_i915_error_state {
 	struct timeval time;
 };
 
+struct drm_i915_display_funcs {
+	void (*dpms)(struct drm_crtc *crtc, int mode);
+	bool (*fbc_enabled)(struct drm_crtc *crtc);
+	void (*enable_fbc)(struct drm_crtc *crtc, unsigned long interval);
+	void (*disable_fbc)(struct drm_device *dev);
+	int (*get_display_clock_speed)(struct drm_device *dev);
+	int (*get_fifo_size)(struct drm_device *dev, int plane);
+	void (*update_wm)(struct drm_device *dev, int planea_clock,
+			  int planeb_clock, int sr_hdisplay, int pixel_size);
+	/* clock updates for mode set */
+	/* cursor updates */
+	/* render clock increase/decrease */
+	/* display clock increase/decrease */
+	/* pll clock increase/decrease */
+	/* clock gating init */
+};
+
 typedef struct drm_i915_private {
 	struct drm_device *dev;
 
@@ -156,6 +177,7 @@ typedef struct drm_i915_private {
 
 	void __iomem *regs;
 
+	struct pci_dev *bridge_dev;
 	drm_i915_ring_buffer_t ring;
 
 	drm_dma_handle_t *status_page_dmah;
@@ -180,6 +202,7 @@ typedef struct drm_i915_private {
 	spinlock_t user_irq_lock;
 	/** Refcount for i915_user_irq_get() versus i915_user_irq_put(). */
 	int user_irq_refcount;
+	u32 trace_irq_seqno;
 	/** Cached value of IMR to avoid reads in updating the bitfield */
 	u32 irq_mask_reg;
 	u32 pipestat[2];
@@ -198,10 +221,21 @@ typedef struct drm_i915_private {
 	unsigned int sr01, adpa, ppcr, dvob, dvoc, lvds;
 	int vblank_pipe;
 
+	/* For hangcheck timer */
+#define DRM_I915_HANGCHECK_PERIOD 75 /* in jiffies */
+	struct timer_list hangcheck_timer;
+	int hangcheck_count;
+	uint32_t last_acthd;
+
 	bool cursor_needs_physical;
 
 	struct drm_mm vram;
 
+	unsigned long cfb_size;
+	unsigned long cfb_pitch;
+	int cfb_fence;
+	int cfb_plane;
+
 	int irq_enabled;
 
 	struct intel_opregion opregion;
@@ -222,6 +256,8 @@ typedef struct drm_i915_private {
 	unsigned int edp_support:1;
 	int lvds_ssc_freq;
 
+	struct notifier_block lid_notifier;
+
 	int crt_ddc_bus; /* -1 = unknown, else GPIO to use for CRT DDC */
 	struct drm_i915_fence_reg fence_regs[16]; /* assume 965 */
 	int fence_reg_start; /* 4 if userland hasn't ioctl'd us yet */
@@ -234,7 +270,11 @@ typedef struct drm_i915_private {
 	struct work_struct error_work;
 	struct workqueue_struct *wq;
 
+	/* Display functions */
+	struct drm_i915_display_funcs display;
+
 	/* Register state */
+	bool modeset_on_lid;
 	u8 saveLBB;
 	u32 saveDSPACNTR;
 	u32 saveDSPBCNTR;
@@ -256,6 +296,13 @@ typedef struct drm_i915_private {
 	u32 saveVBLANK_A;
 	u32 saveVSYNC_A;
 	u32 saveBCLRPAT_A;
+	u32 saveTRANSACONF;
+	u32 saveTRANS_HTOTAL_A;
+	u32 saveTRANS_HBLANK_A;
+	u32 saveTRANS_HSYNC_A;
+	u32 saveTRANS_VTOTAL_A;
+	u32 saveTRANS_VBLANK_A;
+	u32 saveTRANS_VSYNC_A;
 	u32 savePIPEASTAT;
 	u32 saveDSPASTRIDE;
 	u32 saveDSPASIZE;
@@ -264,8 +311,11 @@ typedef struct drm_i915_private {
 	u32 saveDSPASURF;
 	u32 saveDSPATILEOFF;
 	u32 savePFIT_PGM_RATIOS;
+	u32 saveBLC_HIST_CTL;
 	u32 saveBLC_PWM_CTL;
 	u32 saveBLC_PWM_CTL2;
+	u32 saveBLC_CPU_PWM_CTL;
+	u32 saveBLC_CPU_PWM_CTL2;
 	u32 saveFPB0;
 	u32 saveFPB1;
 	u32 saveDPLL_B;
@@ -277,6 +327,13 @@ typedef struct drm_i915_private {
 	u32 saveVBLANK_B;
 	u32 saveVSYNC_B;
 	u32 saveBCLRPAT_B;
+	u32 saveTRANSBCONF;
+	u32 saveTRANS_HTOTAL_B;
+	u32 saveTRANS_HBLANK_B;
+	u32 saveTRANS_HSYNC_B;
+	u32 saveTRANS_VTOTAL_B;
+	u32 saveTRANS_VBLANK_B;
+	u32 saveTRANS_VSYNC_B;
 	u32 savePIPEBSTAT;
 	u32 saveDSPBSTRIDE;
 	u32 saveDSPBSIZE;
@@ -302,6 +359,7 @@ typedef struct drm_i915_private {
 	u32 savePFIT_CONTROL;
 	u32 save_palette_a[256];
 	u32 save_palette_b[256];
+	u32 saveDPFC_CB_BASE;
 	u32 saveFBC_CFB_BASE;
 	u32 saveFBC_LL_BASE;
 	u32 saveFBC_CONTROL;
@@ -309,9 +367,15 @@ typedef struct drm_i915_private {
 	u32 saveIER;
 	u32 saveIIR;
 	u32 saveIMR;
+	u32 saveDEIER;
+	u32 saveDEIMR;
+	u32 saveGTIER;
+	u32 saveGTIMR;
+	u32 saveFDI_RXA_IMR;
+	u32 saveFDI_RXB_IMR;
 	u32 saveCACHE_MODE_0;
 	u32 saveD_STATE;
-	u32 saveCG_2D_DIS;
+	u32 saveDSPCLK_GATE_D;
 	u32 saveMI_ARB_STATE;
 	u32 saveSWF0[16];
 	u32 saveSWF1[16];
@@ -342,6 +406,26 @@ typedef struct drm_i915_private {
 	u32 savePIPEB_DP_LINK_M;
 	u32 savePIPEA_DP_LINK_N;
 	u32 savePIPEB_DP_LINK_N;
+	u32 saveFDI_RXA_CTL;
+	u32 saveFDI_TXA_CTL;
+	u32 saveFDI_RXB_CTL;
+	u32 saveFDI_TXB_CTL;
+	u32 savePFA_CTL_1;
+	u32 savePFB_CTL_1;
+	u32 savePFA_WIN_SZ;
+	u32 savePFB_WIN_SZ;
+	u32 savePFA_WIN_POS;
+	u32 savePFB_WIN_POS;
+	u32 savePCH_DREF_CONTROL;
+	u32 saveDISP_ARB_CTL;
+	u32 savePIPEA_DATA_M1;
+	u32 savePIPEA_DATA_N1;
+	u32 savePIPEA_LINK_M1;
+	u32 savePIPEA_LINK_N1;
+	u32 savePIPEB_DATA_M1;
+	u32 savePIPEB_DATA_N1;
+	u32 savePIPEB_LINK_M1;
+	u32 savePIPEB_LINK_N1;
 
 	struct {
 		struct drm_mm gtt_space;
@@ -350,6 +434,15 @@ typedef struct drm_i915_private {
 		int gtt_mtrr;
 
 		/**
+		 * Membership on list of all loaded devices, used to evict
+		 * inactive buffers under memory pressure.
+		 *
+		 * Modifications should only be done whilst holding the
+		 * shrink_list_lock spinlock.
+		 */
+		struct list_head shrink_list;
+
+		/**
 		 * List of objects currently involved in rendering from the
 		 * ringbuffer.
 		 *
@@ -432,7 +525,7 @@ typedef struct drm_i915_private {
 		 * It prevents command submission from occuring and makes
 		 * every pending request fail
 		 */
-		int wedged;
+		atomic_t wedged;
 
 		/** Bit 6 swizzling required for X tiling */
 		uint32_t bit_6_swizzle_x;
@@ -443,6 +536,16 @@ typedef struct drm_i915_private {
 		struct drm_i915_gem_phys_object *phys_objs[I915_MAX_PHYS_OBJECT];
 	} mm;
 	struct sdvo_device_mapping sdvo_mappings[2];
+	/* indicate whether the LVDS_BORDER should be enabled or not */
+	unsigned int lvds_border_bits;
+
+	/* Reclocking support */
+	bool render_reclock_avail;
+	bool lvds_downclock_avail;
+	struct work_struct idle_work;
+	struct timer_list idle_timer;
+	bool busy;
+	u16 orig_clock;
 } drm_i915_private_t;
 
 /** driver private structure attached to each drm_gem_object */
@@ -483,10 +586,7 @@ struct drm_i915_gem_object {
 	 * This is the same as gtt_space->start
 	 */
 	uint32_t gtt_offset;
-	/**
-	 * Required alignment for the object
-	 */
-	uint32_t gtt_alignment;
+
 	/**
 	 * Fake offset for use by mmap(2)
 	 */
@@ -533,6 +633,11 @@ struct drm_i915_gem_object {
 	 * in an execbuffer object list.
 	 */
 	int in_execbuffer;
+
+	/**
+	 * Advice: are the backing pages purgeable?
+	 */
+	int madv;
 };
 
 /**
@@ -575,7 +680,10 @@ enum intel_chip_family {
 extern struct drm_ioctl_desc i915_ioctls[];
 extern int i915_max_ioctl;
 extern unsigned int i915_fbpercrtc;
+extern unsigned int i915_powersave;
 
+extern void i915_save_display(struct drm_device *dev);
+extern void i915_restore_display(struct drm_device *dev);
 extern int i915_master_create(struct drm_device *dev, struct drm_master *master);
 extern void i915_master_destroy(struct drm_device *dev, struct drm_master *master);
 
@@ -595,13 +703,16 @@ extern long i915_compat_ioctl(struct file *filp, unsigned int cmd,
 extern int i915_emit_box(struct drm_device *dev,
 			 struct drm_clip_rect *boxes,
 			 int i, int DR1, int DR4);
+extern int i965_reset(struct drm_device *dev, u8 flags);
 
 /* i915_irq.c */
+void i915_hangcheck_elapsed(unsigned long data);
 extern int i915_irq_emit(struct drm_device *dev, void *data,
 			 struct drm_file *file_priv);
 extern int i915_irq_wait(struct drm_device *dev, void *data,
 			 struct drm_file *file_priv);
 void i915_user_irq_get(struct drm_device *dev);
+void i915_trace_irq_get(struct drm_device *dev, u32 seqno);
 void i915_user_irq_put(struct drm_device *dev);
 extern void i915_enable_interrupt (struct drm_device *dev);
 
@@ -667,6 +778,8 @@ int i915_gem_busy_ioctl(struct drm_device *dev, void *data,
 			struct drm_file *file_priv);
 int i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
 			    struct drm_file *file_priv);
+int i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
+			   struct drm_file *file_priv);
 int i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
 			   struct drm_file *file_priv);
 int i915_gem_leavevt_ioctl(struct drm_device *dev, void *data,
@@ -686,6 +799,7 @@ int i915_gem_object_unbind(struct drm_gem_object *obj);
 void i915_gem_release_mmap(struct drm_gem_object *obj);
 void i915_gem_lastclose(struct drm_device *dev);
 uint32_t i915_get_gem_seqno(struct drm_device *dev);
+bool i915_seqno_passed(uint32_t seq1, uint32_t seq2);
 int i915_gem_object_get_fence_reg(struct drm_gem_object *obj);
 int i915_gem_object_put_fence_reg(struct drm_gem_object *obj);
 void i915_gem_retire_requests(struct drm_device *dev);
@@ -711,6 +825,9 @@ int i915_gem_object_get_pages(struct drm_gem_object *obj);
 void i915_gem_object_put_pages(struct drm_gem_object *obj);
 void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv);
 
+void i915_gem_shrinker_init(void);
+void i915_gem_shrinker_exit(void);
+
 /* i915_gem_tiling.c */
 void i915_gem_detect_bit_6_swizzle(struct drm_device *dev);
 void i915_gem_object_do_bit_17_swizzle(struct drm_gem_object *obj);
@@ -730,8 +847,8 @@ void i915_gem_dump_object(struct drm_gem_object *obj, int len,
 void i915_dump_lru(struct drm_device *dev, const char *where);
 
 /* i915_debugfs.c */
-int i915_gem_debugfs_init(struct drm_minor *minor);
-void i915_gem_debugfs_cleanup(struct drm_minor *minor);
+int i915_debugfs_init(struct drm_minor *minor);
+void i915_debugfs_cleanup(struct drm_minor *minor);
 
 /* i915_suspend.c */
 extern int i915_save_state(struct drm_device *dev);
@@ -757,6 +874,9 @@ static inline void opregion_enable_asle(struct drm_device *dev) { return; }
 /* modesetting */
 extern void intel_modeset_init(struct drm_device *dev);
 extern void intel_modeset_cleanup(struct drm_device *dev);
+extern int intel_modeset_vga_set_state(struct drm_device *dev, bool state);
+extern void i8xx_disable_fbc(struct drm_device *dev);
+extern void g4x_disable_fbc(struct drm_device *dev);
 
 /**
  * Lock test for when it's just for synchronization of ring access.
@@ -781,33 +901,32 @@ extern void intel_modeset_cleanup(struct drm_device *dev);
 
 #define I915_VERBOSE 0
 
-#define RING_LOCALS	unsigned int outring, ringmask, outcount; \
-                        volatile char *virt;
-
-#define BEGIN_LP_RING(n) do {				\
-	if (I915_VERBOSE)				\
-		DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n));	\
-	if (dev_priv->ring.space < (n)*4)		\
-		i915_wait_ring(dev, (n)*4, __func__);		\
-	outcount = 0;					\
-	outring = dev_priv->ring.tail;			\
-	ringmask = dev_priv->ring.tail_mask;		\
-	virt = dev_priv->ring.virtual_start;		\
+#define RING_LOCALS	volatile unsigned int *ring_virt__;
+
+#define BEGIN_LP_RING(n) do {						\
+	int bytes__ = 4*(n);						\
+	if (I915_VERBOSE) DRM_DEBUG("BEGIN_LP_RING(%d)\n", (n));	\
+	/* a wrap must occur between instructions so pad beforehand */	\
+	if (unlikely (dev_priv->ring.tail + bytes__ > dev_priv->ring.Size)) \
+		i915_wrap_ring(dev);					\
+	if (unlikely (dev_priv->ring.space < bytes__))			\
+		i915_wait_ring(dev, bytes__, __func__);			\
+	ring_virt__ = (unsigned int *)					\
+	        (dev_priv->ring.virtual_start + dev_priv->ring.tail);	\
+	dev_priv->ring.tail += bytes__;					\
+	dev_priv->ring.tail &= dev_priv->ring.Size - 1;			\
+	dev_priv->ring.space -= bytes__;				\
 } while (0)
 
-#define OUT_RING(n) do {					\
+#define OUT_RING(n) do {						\
 	if (I915_VERBOSE) DRM_DEBUG("   OUT_RING %x\n", (int)(n));	\
-	*(volatile unsigned int *)(virt + outring) = (n);	\
-        outcount++;						\
-	outring += 4;						\
-	outring &= ringmask;					\
+	*ring_virt__++ = (n);						\
 } while (0)
 
 #define ADVANCE_LP_RING() do {						\
-	if (I915_VERBOSE) DRM_DEBUG("ADVANCE_LP_RING %x\n", outring);	\
-	dev_priv->ring.tail = outring;					\
-	dev_priv->ring.space -= outcount * 4;				\
-	I915_WRITE(PRB0_TAIL, outring);			\
+	if (I915_VERBOSE)						\
+		DRM_DEBUG("ADVANCE_LP_RING %x\n", dev_priv->ring.tail);	\
+	I915_WRITE(PRB0_TAIL, dev_priv->ring.tail);			\
 } while(0)
 
 /**
@@ -830,6 +949,7 @@ extern void intel_modeset_cleanup(struct drm_device *dev);
 #define I915_GEM_HWS_INDEX		0x20
 #define I915_BREADCRUMB_INDEX		0x21
 
+extern int i915_wrap_ring(struct drm_device * dev);
 extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 
 #define IS_I830(dev) ((dev)->pci_device == 0x3577)
@@ -854,6 +974,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 		       (dev)->pci_device == 0x2E12 || \
 		       (dev)->pci_device == 0x2E22 || \
 		       (dev)->pci_device == 0x2E32 || \
+		       (dev)->pci_device == 0x2E42 || \
 		       (dev)->pci_device == 0x0042 || \
 		       (dev)->pci_device == 0x0046)
 
@@ -866,6 +987,7 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 		     (dev)->pci_device == 0x2E12 || \
 		     (dev)->pci_device == 0x2E22 || \
 		     (dev)->pci_device == 0x2E32 || \
+		     (dev)->pci_device == 0x2E42 || \
 		     IS_GM45(dev))
 
 #define IS_IGDG(dev) ((dev)->pci_device == 0xa001)
@@ -899,10 +1021,17 @@ extern int i915_wait_ring(struct drm_device * dev, int n, const char *caller);
 #define SUPPORTS_INTEGRATED_HDMI(dev)	(IS_G4X(dev) || IS_IGDNG(dev))
 #define SUPPORTS_INTEGRATED_DP(dev)	(IS_G4X(dev) || IS_IGDNG(dev))
 #define SUPPORTS_EDP(dev)		(IS_IGDNG_M(dev))
-#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_I965G(dev))
+#define I915_HAS_HOTPLUG(dev) (IS_I945G(dev) || IS_I945GM(dev) || IS_G33(dev) || IS_I965G(dev))
 /* dsparb controlled by hw only */
 #define DSPARB_HWCONTROL(dev) (IS_G4X(dev) || IS_IGDNG(dev))
 
+#define HAS_FW_BLC(dev) (IS_I9XX(dev) || IS_G4X(dev) || IS_IGDNG(dev))
+#define HAS_PIPE_CXSR(dev) (IS_G4X(dev) || IS_IGDNG(dev))
+#define I915_HAS_FBC(dev) (IS_MOBILE(dev) && \
+			   (IS_I9XX(dev) || IS_GM45(dev)) && \
+			   !IS_IGD(dev) && \
+			   !IS_IGDNG(dev))
+
 #define PRIMARY_RINGBUFFER_SIZE         (128*1024)
 
 #endif
diff --git a/drivers/gpu/drm/i915/i915_gem.c b/drivers/gpu/drm/i915/i915_gem.c
index 80e5ba490dc2..abfc27b0c2ea 100644
--- a/drivers/gpu/drm/i915/i915_gem.c
+++ b/drivers/gpu/drm/i915/i915_gem.c
@@ -29,6 +29,8 @@
 #include "drm.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
+#include "i915_trace.h"
+#include "intel_drv.h"
 #include <linux/swap.h>
 #include <linux/pci.h>
 
@@ -47,11 +49,15 @@ static int i915_gem_object_wait_rendering(struct drm_gem_object *obj);
 static int i915_gem_object_bind_to_gtt(struct drm_gem_object *obj,
 					   unsigned alignment);
 static void i915_gem_clear_fence_reg(struct drm_gem_object *obj);
-static int i915_gem_evict_something(struct drm_device *dev);
+static int i915_gem_evict_something(struct drm_device *dev, int min_size);
+static int i915_gem_evict_from_inactive_list(struct drm_device *dev);
 static int i915_gem_phys_pwrite(struct drm_device *dev, struct drm_gem_object *obj,
 				struct drm_i915_gem_pwrite *args,
 				struct drm_file *file_priv);
 
+static LIST_HEAD(shrink_list);
+static DEFINE_SPINLOCK(shrink_list_lock);
+
 int i915_gem_do_init(struct drm_device *dev, unsigned long start,
 		     unsigned long end)
 {
@@ -111,7 +117,8 @@ i915_gem_create_ioctl(struct drm_device *dev, void *data,
 {
 	struct drm_i915_gem_create *args = data;
 	struct drm_gem_object *obj;
-	int handle, ret;
+	int ret;
+	u32 handle;
 
 	args->size = roundup(args->size, PAGE_SIZE);
 
@@ -314,6 +321,45 @@ fail_unlock:
 	return ret;
 }
 
+static inline gfp_t
+i915_gem_object_get_page_gfp_mask (struct drm_gem_object *obj)
+{
+	return mapping_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping);
+}
+
+static inline void
+i915_gem_object_set_page_gfp_mask (struct drm_gem_object *obj, gfp_t gfp)
+{
+	mapping_set_gfp_mask(obj->filp->f_path.dentry->d_inode->i_mapping, gfp);
+}
+
+static int
+i915_gem_object_get_pages_or_evict(struct drm_gem_object *obj)
+{
+	int ret;
+
+	ret = i915_gem_object_get_pages(obj);
+
+	/* If we've insufficient memory to map in the pages, attempt
+	 * to make some space by throwing out some old buffers.
+	 */
+	if (ret == -ENOMEM) {
+		struct drm_device *dev = obj->dev;
+		gfp_t gfp;
+
+		ret = i915_gem_evict_something(dev, obj->size);
+		if (ret)
+			return ret;
+
+		gfp = i915_gem_object_get_page_gfp_mask(obj);
+		i915_gem_object_set_page_gfp_mask(obj, gfp & ~__GFP_NORETRY);
+		ret = i915_gem_object_get_pages(obj);
+		i915_gem_object_set_page_gfp_mask (obj, gfp);
+	}
+
+	return ret;
+}
+
 /**
  * This is the fallback shmem pread path, which allocates temporary storage
  * in kernel space to copy_to_user into outside of the struct_mutex, so we
@@ -365,8 +411,8 @@ i915_gem_shmem_pread_slow(struct drm_device *dev, struct drm_gem_object *obj,
 
 	mutex_lock(&dev->struct_mutex);
 
-	ret = i915_gem_object_get_pages(obj);
-	if (ret != 0)
+	ret = i915_gem_object_get_pages_or_evict(obj);
+	if (ret)
 		goto fail_unlock;
 
 	ret = i915_gem_object_set_cpu_read_domain_range(obj, args->offset,
@@ -840,8 +886,8 @@ i915_gem_shmem_pwrite_slow(struct drm_device *dev, struct drm_gem_object *obj,
 
 	mutex_lock(&dev->struct_mutex);
 
-	ret = i915_gem_object_get_pages(obj);
-	if (ret != 0)
+	ret = i915_gem_object_get_pages_or_evict(obj);
+	if (ret)
 		goto fail_unlock;
 
 	ret = i915_gem_object_set_to_cpu_domain(obj, 1);
@@ -981,6 +1027,7 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_i915_gem_set_domain *args = data;
 	struct drm_gem_object *obj;
+	struct drm_i915_gem_object *obj_priv;
 	uint32_t read_domains = args->read_domains;
 	uint32_t write_domain = args->write_domain;
 	int ret;
@@ -1004,15 +1051,17 @@ i915_gem_set_domain_ioctl(struct drm_device *dev, void *data,
 	obj = drm_gem_object_lookup(dev, file_priv, args->handle);
 	if (obj == NULL)
 		return -EBADF;
+	obj_priv = obj->driver_private;
 
 	mutex_lock(&dev->struct_mutex);
+
+	intel_mark_busy(dev, obj);
+
 #if WATCH_BUF
 	DRM_INFO("set_domain_ioctl %p(%zd), %08x %08x\n",
 		 obj, obj->size, read_domains, write_domain);
 #endif
 	if (read_domains & I915_GEM_DOMAIN_GTT) {
-		struct drm_i915_gem_object *obj_priv = obj->driver_private;
-
 		ret = i915_gem_object_set_to_gtt_domain(obj, write_domain != 0);
 
 		/* Update the LRU on the fence for the CPU access that's
@@ -1150,28 +1199,22 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	/* Now bind it into the GTT if needed */
 	mutex_lock(&dev->struct_mutex);
 	if (!obj_priv->gtt_space) {
-		ret = i915_gem_object_bind_to_gtt(obj, obj_priv->gtt_alignment);
-		if (ret) {
-			mutex_unlock(&dev->struct_mutex);
-			return VM_FAULT_SIGBUS;
-		}
-
-		ret = i915_gem_object_set_to_gtt_domain(obj, write);
-		if (ret) {
-			mutex_unlock(&dev->struct_mutex);
-			return VM_FAULT_SIGBUS;
-		}
+		ret = i915_gem_object_bind_to_gtt(obj, 0);
+		if (ret)
+			goto unlock;
 
 		list_add_tail(&obj_priv->list, &dev_priv->mm.inactive_list);
+
+		ret = i915_gem_object_set_to_gtt_domain(obj, write);
+		if (ret)
+			goto unlock;
 	}
 
 	/* Need a new fence register? */
 	if (obj_priv->tiling_mode != I915_TILING_NONE) {
 		ret = i915_gem_object_get_fence_reg(obj);
-		if (ret) {
-			mutex_unlock(&dev->struct_mutex);
-			return VM_FAULT_SIGBUS;
-		}
+		if (ret)
+			goto unlock;
 	}
 
 	pfn = ((dev->agp->base + obj_priv->gtt_offset) >> PAGE_SHIFT) +
@@ -1179,18 +1222,18 @@ int i915_gem_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 
 	/* Finally, remap it using the new GTT offset */
 	ret = vm_insert_pfn(vma, (unsigned long)vmf->virtual_address, pfn);
-
+unlock:
 	mutex_unlock(&dev->struct_mutex);
 
 	switch (ret) {
+	case 0:
+	case -ERESTARTSYS:
+		return VM_FAULT_NOPAGE;
 	case -ENOMEM:
 	case -EAGAIN:
 		return VM_FAULT_OOM;
-	case -EFAULT:
-	case -EINVAL:
-		return VM_FAULT_SIGBUS;
 	default:
-		return VM_FAULT_NOPAGE;
+		return VM_FAULT_SIGBUS;
 	}
 }
 
@@ -1383,6 +1426,14 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
 
 	obj_priv = obj->driver_private;
 
+	if (obj_priv->madv != I915_MADV_WILLNEED) {
+		DRM_ERROR("Attempting to mmap a purgeable buffer\n");
+		drm_gem_object_unreference(obj);
+		mutex_unlock(&dev->struct_mutex);
+		return -EINVAL;
+	}
+
+
 	if (!obj_priv->mmap_offset) {
 		ret = i915_gem_create_mmap_offset(obj);
 		if (ret) {
@@ -1394,22 +1445,12 @@ i915_gem_mmap_gtt_ioctl(struct drm_device *dev, void *data,
 
 	args->offset = obj_priv->mmap_offset;
 
-	obj_priv->gtt_alignment = i915_gem_get_gtt_alignment(obj);
-
-	/* Make sure the alignment is correct for fence regs etc */
-	if (obj_priv->agp_mem &&
-	    (obj_priv->gtt_offset & (obj_priv->gtt_alignment - 1))) {
-		drm_gem_object_unreference(obj);
-		mutex_unlock(&dev->struct_mutex);
-		return -EINVAL;
-	}
-
 	/*
 	 * Pull it into the GTT so that we have a page list (makes the
 	 * initial fault faster and any subsequent flushing possible).
 	 */
 	if (!obj_priv->agp_mem) {
-		ret = i915_gem_object_bind_to_gtt(obj, obj_priv->gtt_alignment);
+		ret = i915_gem_object_bind_to_gtt(obj, 0);
 		if (ret) {
 			drm_gem_object_unreference(obj);
 			mutex_unlock(&dev->struct_mutex);
@@ -1432,6 +1473,7 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
 	int i;
 
 	BUG_ON(obj_priv->pages_refcount == 0);
+	BUG_ON(obj_priv->madv == __I915_MADV_PURGED);
 
 	if (--obj_priv->pages_refcount != 0)
 		return;
@@ -1439,13 +1481,21 @@ i915_gem_object_put_pages(struct drm_gem_object *obj)
 	if (obj_priv->tiling_mode != I915_TILING_NONE)
 		i915_gem_object_save_bit_17_swizzle(obj);
 
-	for (i = 0; i < page_count; i++)
-		if (obj_priv->pages[i] != NULL) {
-			if (obj_priv->dirty)
-				set_page_dirty(obj_priv->pages[i]);
+	if (obj_priv->madv == I915_MADV_DONTNEED)
+		obj_priv->dirty = 0;
+
+	for (i = 0; i < page_count; i++) {
+		if (obj_priv->pages[i] == NULL)
+			break;
+
+		if (obj_priv->dirty)
+			set_page_dirty(obj_priv->pages[i]);
+
+		if (obj_priv->madv == I915_MADV_WILLNEED)
 			mark_page_accessed(obj_priv->pages[i]);
-			page_cache_release(obj_priv->pages[i]);
-		}
+
+		page_cache_release(obj_priv->pages[i]);
+	}
 	obj_priv->dirty = 0;
 
 	drm_free_large(obj_priv->pages);
@@ -1484,6 +1534,26 @@ i915_gem_object_move_to_flushing(struct drm_gem_object *obj)
 	obj_priv->last_rendering_seqno = 0;
 }
 
+/* Immediately discard the backing storage */
+static void
+i915_gem_object_truncate(struct drm_gem_object *obj)
+{
+	struct drm_i915_gem_object *obj_priv = obj->driver_private;
+	struct inode *inode;
+
+	inode = obj->filp->f_path.dentry->d_inode;
+	if (inode->i_op->truncate)
+		inode->i_op->truncate (inode);
+
+	obj_priv->madv = __I915_MADV_PURGED;
+}
+
+static inline int
+i915_gem_object_is_purgeable(struct drm_i915_gem_object *obj_priv)
+{
+	return obj_priv->madv == I915_MADV_DONTNEED;
+}
+
 static void
 i915_gem_object_move_to_inactive(struct drm_gem_object *obj)
 {
@@ -1572,15 +1642,24 @@ i915_add_request(struct drm_device *dev, struct drm_file *file_priv,
 
 			if ((obj->write_domain & flush_domains) ==
 			    obj->write_domain) {
+				uint32_t old_write_domain = obj->write_domain;
+
 				obj->write_domain = 0;
 				i915_gem_object_move_to_active(obj, seqno);
+
+				trace_i915_gem_object_change_domain(obj,
+								    obj->read_domains,
+								    old_write_domain);
 			}
 		}
 
 	}
 
-	if (was_empty && !dev_priv->mm.suspended)
-		queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
+	if (!dev_priv->mm.suspended) {
+		mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
+		if (was_empty)
+			queue_delayed_work(dev_priv->wq, &dev_priv->mm.retire_work, HZ);
+	}
 	return seqno;
 }
 
@@ -1618,6 +1697,8 @@ i915_gem_retire_request(struct drm_device *dev,
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
 
+	trace_i915_gem_request_retire(dev, request->seqno);
+
 	/* Move any buffers on the active list that are no longer referenced
 	 * by the ringbuffer to the flushing/inactive lists as appropriate.
 	 */
@@ -1666,7 +1747,7 @@ out:
 /**
  * Returns true if seq1 is later than seq2.
  */
-static int
+bool
 i915_seqno_passed(uint32_t seq1, uint32_t seq2)
 {
 	return (int32_t)(seq1 - seq2) >= 0;
@@ -1689,7 +1770,7 @@ i915_gem_retire_requests(struct drm_device *dev)
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	uint32_t seqno;
 
-	if (!dev_priv->hw_status_page)
+	if (!dev_priv->hw_status_page || list_empty(&dev_priv->mm.request_list))
 		return;
 
 	seqno = i915_get_gem_seqno(dev);
@@ -1704,7 +1785,7 @@ i915_gem_retire_requests(struct drm_device *dev)
 		retiring_seqno = request->seqno;
 
 		if (i915_seqno_passed(seqno, retiring_seqno) ||
-		    dev_priv->mm.wedged) {
+		    atomic_read(&dev_priv->mm.wedged)) {
 			i915_gem_retire_request(dev, request);
 
 			list_del(&request->list);
@@ -1713,6 +1794,12 @@ i915_gem_retire_requests(struct drm_device *dev)
 		} else
 			break;
 	}
+
+	if (unlikely (dev_priv->trace_irq_seqno &&
+		      i915_seqno_passed(dev_priv->trace_irq_seqno, seqno))) {
+		i915_user_irq_put(dev);
+		dev_priv->trace_irq_seqno = 0;
+	}
 }
 
 void
@@ -1746,6 +1833,9 @@ i915_wait_request(struct drm_device *dev, uint32_t seqno)
 
 	BUG_ON(seqno == 0);
 
+	if (atomic_read(&dev_priv->mm.wedged))
+		return -EIO;
+
 	if (!i915_seqno_passed(i915_get_gem_seqno(dev), seqno)) {
 		if (IS_IGDNG(dev))
 			ier = I915_READ(DEIER) | I915_READ(GTIER);
@@ -1758,16 +1848,20 @@ i915_wait_request(struct drm_device *dev, uint32_t seqno)
 			i915_driver_irq_postinstall(dev);
 		}
 
+		trace_i915_gem_request_wait_begin(dev, seqno);
+
 		dev_priv->mm.waiting_gem_seqno = seqno;
 		i915_user_irq_get(dev);
 		ret = wait_event_interruptible(dev_priv->irq_queue,
 					       i915_seqno_passed(i915_get_gem_seqno(dev),
 								 seqno) ||
-					       dev_priv->mm.wedged);
+					       atomic_read(&dev_priv->mm.wedged));
 		i915_user_irq_put(dev);
 		dev_priv->mm.waiting_gem_seqno = 0;
+
+		trace_i915_gem_request_wait_end(dev, seqno);
 	}
-	if (dev_priv->mm.wedged)
+	if (atomic_read(&dev_priv->mm.wedged))
 		ret = -EIO;
 
 	if (ret && ret != -ERESTARTSYS)
@@ -1798,6 +1892,8 @@ i915_gem_flush(struct drm_device *dev,
 	DRM_INFO("%s: invalidate %08x flush %08x\n", __func__,
 		  invalidate_domains, flush_domains);
 #endif
+	trace_i915_gem_request_flush(dev, dev_priv->mm.next_gem_seqno,
+				     invalidate_domains, flush_domains);
 
 	if (flush_domains & I915_GEM_DOMAIN_CPU)
 		drm_agp_chipset_flush(dev);
@@ -1910,6 +2006,12 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 		return -EINVAL;
 	}
 
+	/* blow away mappings if mapped through GTT */
+	i915_gem_release_mmap(obj);
+
+	if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
+		i915_gem_clear_fence_reg(obj);
+
 	/* Move the object to the CPU domain to ensure that
 	 * any possible CPU writes while it's not in the GTT
 	 * are flushed when we go to remap it. This will
@@ -1923,21 +2025,16 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 		return ret;
 	}
 
+	BUG_ON(obj_priv->active);
+
 	if (obj_priv->agp_mem != NULL) {
 		drm_unbind_agp(obj_priv->agp_mem);
 		drm_free_agp(obj_priv->agp_mem, obj->size / PAGE_SIZE);
 		obj_priv->agp_mem = NULL;
 	}
 
-	BUG_ON(obj_priv->active);
-
-	/* blow away mappings if mapped through GTT */
-	i915_gem_release_mmap(obj);
-
-	if (obj_priv->fence_reg != I915_FENCE_REG_NONE)
-		i915_gem_clear_fence_reg(obj);
-
 	i915_gem_object_put_pages(obj);
+	BUG_ON(obj_priv->pages_refcount);
 
 	if (obj_priv->gtt_space) {
 		atomic_dec(&dev->gtt_count);
@@ -1951,40 +2048,113 @@ i915_gem_object_unbind(struct drm_gem_object *obj)
 	if (!list_empty(&obj_priv->list))
 		list_del_init(&obj_priv->list);
 
+	if (i915_gem_object_is_purgeable(obj_priv))
+		i915_gem_object_truncate(obj);
+
+	trace_i915_gem_object_unbind(obj);
+
 	return 0;
 }
 
+static struct drm_gem_object *
+i915_gem_find_inactive_object(struct drm_device *dev, int min_size)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	struct drm_i915_gem_object *obj_priv;
+	struct drm_gem_object *best = NULL;
+	struct drm_gem_object *first = NULL;
+
+	/* Try to find the smallest clean object */
+	list_for_each_entry(obj_priv, &dev_priv->mm.inactive_list, list) {
+		struct drm_gem_object *obj = obj_priv->obj;
+		if (obj->size >= min_size) {
+			if ((!obj_priv->dirty ||
+			     i915_gem_object_is_purgeable(obj_priv)) &&
+			    (!best || obj->size < best->size)) {
+				best = obj;
+				if (best->size == min_size)
+					return best;
+			}
+			if (!first)
+			    first = obj;
+		}
+	}
+
+	return best ? best : first;
+}
+
 static int
-i915_gem_evict_something(struct drm_device *dev)
+i915_gem_evict_everything(struct drm_device *dev)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	uint32_t seqno;
+	int ret;
+	bool lists_empty;
+
+	spin_lock(&dev_priv->mm.active_list_lock);
+	lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
+		       list_empty(&dev_priv->mm.flushing_list) &&
+		       list_empty(&dev_priv->mm.active_list));
+	spin_unlock(&dev_priv->mm.active_list_lock);
+
+	if (lists_empty)
+		return -ENOSPC;
+
+	/* Flush everything (on to the inactive lists) and evict */
+	i915_gem_flush(dev, I915_GEM_GPU_DOMAINS, I915_GEM_GPU_DOMAINS);
+	seqno = i915_add_request(dev, NULL, I915_GEM_GPU_DOMAINS);
+	if (seqno == 0)
+		return -ENOMEM;
+
+	ret = i915_wait_request(dev, seqno);
+	if (ret)
+		return ret;
+
+	ret = i915_gem_evict_from_inactive_list(dev);
+	if (ret)
+		return ret;
+
+	spin_lock(&dev_priv->mm.active_list_lock);
+	lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
+		       list_empty(&dev_priv->mm.flushing_list) &&
+		       list_empty(&dev_priv->mm.active_list));
+	spin_unlock(&dev_priv->mm.active_list_lock);
+	BUG_ON(!lists_empty);
+
+	return 0;
+}
+
+static int
+i915_gem_evict_something(struct drm_device *dev, int min_size)
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	struct drm_gem_object *obj;
-	struct drm_i915_gem_object *obj_priv;
-	int ret = 0;
+	int ret;
 
 	for (;;) {
+		i915_gem_retire_requests(dev);
+
 		/* If there's an inactive buffer available now, grab it
 		 * and be done.
 		 */
-		if (!list_empty(&dev_priv->mm.inactive_list)) {
-			obj_priv = list_first_entry(&dev_priv->mm.inactive_list,
-						    struct drm_i915_gem_object,
-						    list);
-			obj = obj_priv->obj;
-			BUG_ON(obj_priv->pin_count != 0);
+		obj = i915_gem_find_inactive_object(dev, min_size);
+		if (obj) {
+			struct drm_i915_gem_object *obj_priv;
+
 #if WATCH_LRU
 			DRM_INFO("%s: evicting %p\n", __func__, obj);
 #endif
+			obj_priv = obj->driver_private;
+			BUG_ON(obj_priv->pin_count != 0);
 			BUG_ON(obj_priv->active);
 
 			/* Wait on the rendering and unbind the buffer. */
-			ret = i915_gem_object_unbind(obj);
-			break;
+			return i915_gem_object_unbind(obj);
 		}
 
 		/* If we didn't get anything, but the ring is still processing
-		 * things, wait for one of those things to finish and hopefully
-		 * leave us a buffer to evict.
+		 * things, wait for the next to finish and hopefully leave us
+		 * a buffer to evict.
 		 */
 		if (!list_empty(&dev_priv->mm.request_list)) {
 			struct drm_i915_gem_request *request;
@@ -1995,16 +2165,9 @@ i915_gem_evict_something(struct drm_device *dev)
 
 			ret = i915_wait_request(dev, request->seqno);
 			if (ret)
-				break;
+				return ret;
 
-			/* if waiting caused an object to become inactive,
-			 * then loop around and wait for it. Otherwise, we
-			 * assume that waiting freed and unbound something,
-			 * so there should now be some space in the GTT
-			 */
-			if (!list_empty(&dev_priv->mm.inactive_list))
-				continue;
-			break;
+			continue;
 		}
 
 		/* If we didn't have anything on the request list but there
@@ -2013,46 +2176,44 @@ i915_gem_evict_something(struct drm_device *dev)
 		 * will get moved to inactive.
 		 */
 		if (!list_empty(&dev_priv->mm.flushing_list)) {
-			obj_priv = list_first_entry(&dev_priv->mm.flushing_list,
-						    struct drm_i915_gem_object,
-						    list);
-			obj = obj_priv->obj;
+			struct drm_i915_gem_object *obj_priv;
 
-			i915_gem_flush(dev,
-				       obj->write_domain,
-				       obj->write_domain);
-			i915_add_request(dev, NULL, obj->write_domain);
+			/* Find an object that we can immediately reuse */
+			list_for_each_entry(obj_priv, &dev_priv->mm.flushing_list, list) {
+				obj = obj_priv->obj;
+				if (obj->size >= min_size)
+					break;
 
-			obj = NULL;
-			continue;
-		}
+				obj = NULL;
+			}
 
-		DRM_ERROR("inactive empty %d request empty %d "
-			  "flushing empty %d\n",
-			  list_empty(&dev_priv->mm.inactive_list),
-			  list_empty(&dev_priv->mm.request_list),
-			  list_empty(&dev_priv->mm.flushing_list));
-		/* If we didn't do any of the above, there's nothing to be done
-		 * and we just can't fit it in.
-		 */
-		return -ENOSPC;
-	}
-	return ret;
-}
+			if (obj != NULL) {
+				uint32_t seqno;
 
-static int
-i915_gem_evict_everything(struct drm_device *dev)
-{
-	int ret;
+				i915_gem_flush(dev,
+					       obj->write_domain,
+					       obj->write_domain);
+				seqno = i915_add_request(dev, NULL, obj->write_domain);
+				if (seqno == 0)
+					return -ENOMEM;
 
-	for (;;) {
-		ret = i915_gem_evict_something(dev);
-		if (ret != 0)
-			break;
+				ret = i915_wait_request(dev, seqno);
+				if (ret)
+					return ret;
+
+				continue;
+			}
+		}
+
+		/* If we didn't do any of the above, there's no single buffer
+		 * large enough to swap out for the new one, so just evict
+		 * everything and start again. (This should be rare.)
+		 */
+		if (!list_empty (&dev_priv->mm.inactive_list))
+			return i915_gem_evict_from_inactive_list(dev);
+		else
+			return i915_gem_evict_everything(dev);
 	}
-	if (ret == -ENOSPC)
-		return 0;
-	return ret;
 }
 
 int
@@ -2075,7 +2236,6 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
 	BUG_ON(obj_priv->pages != NULL);
 	obj_priv->pages = drm_calloc_large(page_count, sizeof(struct page *));
 	if (obj_priv->pages == NULL) {
-		DRM_ERROR("Faled to allocate page list\n");
 		obj_priv->pages_refcount--;
 		return -ENOMEM;
 	}
@@ -2086,7 +2246,6 @@ i915_gem_object_get_pages(struct drm_gem_object *obj)
 		page = read_mapping_page(mapping, i, NULL);
 		if (IS_ERR(page)) {
 			ret = PTR_ERR(page);
-			DRM_ERROR("read_mapping_page failed: %d\n", ret);
 			i915_gem_object_put_pages(obj);
 			return ret;
 		}
@@ -2323,6 +2482,8 @@ i915_gem_object_get_fence_reg(struct drm_gem_object *obj)
 	else
 		i830_write_fence_reg(reg);
 
+	trace_i915_gem_object_get_fence(obj, i, obj_priv->tiling_mode);
+
 	return 0;
 }
 
@@ -2405,10 +2566,17 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
 	struct drm_mm_node *free_space;
-	int page_count, ret;
+	bool retry_alloc = false;
+	int ret;
 
 	if (dev_priv->mm.suspended)
 		return -EBUSY;
+
+	if (obj_priv->madv != I915_MADV_WILLNEED) {
+		DRM_ERROR("Attempting to bind a purgeable object\n");
+		return -EINVAL;
+	}
+
 	if (alignment == 0)
 		alignment = i915_gem_get_gtt_alignment(obj);
 	if (alignment & (i915_gem_get_gtt_alignment(obj) - 1)) {
@@ -2428,30 +2596,16 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
 		}
 	}
 	if (obj_priv->gtt_space == NULL) {
-		bool lists_empty;
-
 		/* If the gtt is empty and we're still having trouble
 		 * fitting our object in, we're out of memory.
 		 */
 #if WATCH_LRU
 		DRM_INFO("%s: GTT full, evicting something\n", __func__);
 #endif
-		spin_lock(&dev_priv->mm.active_list_lock);
-		lists_empty = (list_empty(&dev_priv->mm.inactive_list) &&
-			       list_empty(&dev_priv->mm.flushing_list) &&
-			       list_empty(&dev_priv->mm.active_list));
-		spin_unlock(&dev_priv->mm.active_list_lock);
-		if (lists_empty) {
-			DRM_ERROR("GTT full, but LRU list empty\n");
-			return -ENOSPC;
-		}
-
-		ret = i915_gem_evict_something(dev);
-		if (ret != 0) {
-			if (ret != -ERESTARTSYS)
-				DRM_ERROR("Failed to evict a buffer %d\n", ret);
+		ret = i915_gem_evict_something(dev, obj->size);
+		if (ret)
 			return ret;
-		}
+
 		goto search_free;
 	}
 
@@ -2459,27 +2613,56 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
 	DRM_INFO("Binding object of size %zd at 0x%08x\n",
 		 obj->size, obj_priv->gtt_offset);
 #endif
+	if (retry_alloc) {
+		i915_gem_object_set_page_gfp_mask (obj,
+						   i915_gem_object_get_page_gfp_mask (obj) & ~__GFP_NORETRY);
+	}
 	ret = i915_gem_object_get_pages(obj);
+	if (retry_alloc) {
+		i915_gem_object_set_page_gfp_mask (obj,
+						   i915_gem_object_get_page_gfp_mask (obj) | __GFP_NORETRY);
+	}
 	if (ret) {
 		drm_mm_put_block(obj_priv->gtt_space);
 		obj_priv->gtt_space = NULL;
+
+		if (ret == -ENOMEM) {
+			/* first try to clear up some space from the GTT */
+			ret = i915_gem_evict_something(dev, obj->size);
+			if (ret) {
+				/* now try to shrink everyone else */
+				if (! retry_alloc) {
+				    retry_alloc = true;
+				    goto search_free;
+				}
+
+				return ret;
+			}
+
+			goto search_free;
+		}
+
 		return ret;
 	}
 
-	page_count = obj->size / PAGE_SIZE;
 	/* Create an AGP memory structure pointing at our pages, and bind it
 	 * into the GTT.
 	 */
 	obj_priv->agp_mem = drm_agp_bind_pages(dev,
 					       obj_priv->pages,
-					       page_count,
+					       obj->size >> PAGE_SHIFT,
 					       obj_priv->gtt_offset,
 					       obj_priv->agp_type);
 	if (obj_priv->agp_mem == NULL) {
 		i915_gem_object_put_pages(obj);
 		drm_mm_put_block(obj_priv->gtt_space);
 		obj_priv->gtt_space = NULL;
-		return -ENOMEM;
+
+		ret = i915_gem_evict_something(dev, obj->size);
+		if (ret)
+			return ret;
+
+		goto search_free;
 	}
 	atomic_inc(&dev->gtt_count);
 	atomic_add(obj->size, &dev->gtt_memory);
@@ -2491,6 +2674,8 @@ i915_gem_object_bind_to_gtt(struct drm_gem_object *obj, unsigned alignment)
 	BUG_ON(obj->read_domains & I915_GEM_GPU_DOMAINS);
 	BUG_ON(obj->write_domain & I915_GEM_GPU_DOMAINS);
 
+	trace_i915_gem_object_bind(obj, obj_priv->gtt_offset);
+
 	return 0;
 }
 
@@ -2506,15 +2691,7 @@ i915_gem_clflush_object(struct drm_gem_object *obj)
 	if (obj_priv->pages == NULL)
 		return;
 
-	/* XXX: The 865 in particular appears to be weird in how it handles
-	 * cache flushing.  We haven't figured it out, but the
-	 * clflush+agp_chipset_flush doesn't appear to successfully get the
-	 * data visible to the PGU, while wbinvd + agp_chipset_flush does.
-	 */
-	if (IS_I865G(obj->dev)) {
-		wbinvd();
-		return;
-	}
+	trace_i915_gem_object_clflush(obj);
 
 	drm_clflush_pages(obj_priv->pages, obj->size / PAGE_SIZE);
 }
@@ -2525,21 +2702,29 @@ i915_gem_object_flush_gpu_write_domain(struct drm_gem_object *obj)
 {
 	struct drm_device *dev = obj->dev;
 	uint32_t seqno;
+	uint32_t old_write_domain;
 
 	if ((obj->write_domain & I915_GEM_GPU_DOMAINS) == 0)
 		return;
 
 	/* Queue the GPU write cache flushing we need. */
+	old_write_domain = obj->write_domain;
 	i915_gem_flush(dev, 0, obj->write_domain);
 	seqno = i915_add_request(dev, NULL, obj->write_domain);
 	obj->write_domain = 0;
 	i915_gem_object_move_to_active(obj, seqno);
+
+	trace_i915_gem_object_change_domain(obj,
+					    obj->read_domains,
+					    old_write_domain);
 }
 
 /** Flushes the GTT write domain for the object if it's dirty. */
 static void
 i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj)
 {
+	uint32_t old_write_domain;
+
 	if (obj->write_domain != I915_GEM_DOMAIN_GTT)
 		return;
 
@@ -2547,7 +2732,12 @@ i915_gem_object_flush_gtt_write_domain(struct drm_gem_object *obj)
 	 * to it immediately go to main memory as far as we know, so there's
 	 * no chipset flush.  It also doesn't land in render cache.
 	 */
+	old_write_domain = obj->write_domain;
 	obj->write_domain = 0;
+
+	trace_i915_gem_object_change_domain(obj,
+					    obj->read_domains,
+					    old_write_domain);
 }
 
 /** Flushes the CPU write domain for the object if it's dirty. */
@@ -2555,13 +2745,19 @@ static void
 i915_gem_object_flush_cpu_write_domain(struct drm_gem_object *obj)
 {
 	struct drm_device *dev = obj->dev;
+	uint32_t old_write_domain;
 
 	if (obj->write_domain != I915_GEM_DOMAIN_CPU)
 		return;
 
 	i915_gem_clflush_object(obj);
 	drm_agp_chipset_flush(dev);
+	old_write_domain = obj->write_domain;
 	obj->write_domain = 0;
+
+	trace_i915_gem_object_change_domain(obj,
+					    obj->read_domains,
+					    old_write_domain);
 }
 
 /**
@@ -2574,6 +2770,7 @@ int
 i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
 {
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
+	uint32_t old_write_domain, old_read_domains;
 	int ret;
 
 	/* Not valid to be called on unbound objects. */
@@ -2586,6 +2783,9 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
 	if (ret != 0)
 		return ret;
 
+	old_write_domain = obj->write_domain;
+	old_read_domains = obj->read_domains;
+
 	/* If we're writing through the GTT domain, then CPU and GPU caches
 	 * will need to be invalidated at next use.
 	 */
@@ -2604,6 +2804,10 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
 		obj_priv->dirty = 1;
 	}
 
+	trace_i915_gem_object_change_domain(obj,
+					    old_read_domains,
+					    old_write_domain);
+
 	return 0;
 }
 
@@ -2616,6 +2820,7 @@ i915_gem_object_set_to_gtt_domain(struct drm_gem_object *obj, int write)
 static int
 i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
 {
+	uint32_t old_write_domain, old_read_domains;
 	int ret;
 
 	i915_gem_object_flush_gpu_write_domain(obj);
@@ -2631,6 +2836,9 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
 	 */
 	i915_gem_object_set_to_full_cpu_read_domain(obj);
 
+	old_write_domain = obj->write_domain;
+	old_read_domains = obj->read_domains;
+
 	/* Flush the CPU cache if it's still invalid. */
 	if ((obj->read_domains & I915_GEM_DOMAIN_CPU) == 0) {
 		i915_gem_clflush_object(obj);
@@ -2651,6 +2859,10 @@ i915_gem_object_set_to_cpu_domain(struct drm_gem_object *obj, int write)
 		obj->write_domain = I915_GEM_DOMAIN_CPU;
 	}
 
+	trace_i915_gem_object_change_domain(obj,
+					    old_read_domains,
+					    old_write_domain);
+
 	return 0;
 }
 
@@ -2772,10 +2984,13 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
 	struct drm_i915_gem_object	*obj_priv = obj->driver_private;
 	uint32_t			invalidate_domains = 0;
 	uint32_t			flush_domains = 0;
+	uint32_t			old_read_domains;
 
 	BUG_ON(obj->pending_read_domains & I915_GEM_DOMAIN_CPU);
 	BUG_ON(obj->pending_write_domain == I915_GEM_DOMAIN_CPU);
 
+	intel_mark_busy(dev, obj);
+
 #if WATCH_BUF
 	DRM_INFO("%s: object %p read %08x -> %08x write %08x -> %08x\n",
 		 __func__, obj,
@@ -2816,6 +3031,8 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
 		i915_gem_clflush_object(obj);
 	}
 
+	old_read_domains = obj->read_domains;
+
 	/* The actual obj->write_domain will be updated with
 	 * pending_write_domain after we emit the accumulated flush for all
 	 * of our domain changes in execbuffers (which clears objects'
@@ -2834,6 +3051,10 @@ i915_gem_object_set_to_gpu_domain(struct drm_gem_object *obj)
 		 obj->read_domains, obj->write_domain,
 		 dev->invalidate_domains, dev->flush_domains);
 #endif
+
+	trace_i915_gem_object_change_domain(obj,
+					    old_read_domains,
+					    obj->write_domain);
 }
 
 /**
@@ -2886,6 +3107,7 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
 					  uint64_t offset, uint64_t size)
 {
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
+	uint32_t old_read_domains;
 	int i, ret;
 
 	if (offset == 0 && size == obj->size)
@@ -2932,8 +3154,13 @@ i915_gem_object_set_cpu_read_domain_range(struct drm_gem_object *obj,
 	 */
 	BUG_ON((obj->write_domain & ~I915_GEM_DOMAIN_CPU) != 0);
 
+	old_read_domains = obj->read_domains;
 	obj->read_domains |= I915_GEM_DOMAIN_CPU;
 
+	trace_i915_gem_object_change_domain(obj,
+					    old_read_domains,
+					    obj->write_domain);
+
 	return 0;
 }
 
@@ -2977,6 +3204,21 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
 		}
 		target_obj_priv = target_obj->driver_private;
 
+#if WATCH_RELOC
+		DRM_INFO("%s: obj %p offset %08x target %d "
+			 "read %08x write %08x gtt %08x "
+			 "presumed %08x delta %08x\n",
+			 __func__,
+			 obj,
+			 (int) reloc->offset,
+			 (int) reloc->target_handle,
+			 (int) reloc->read_domains,
+			 (int) reloc->write_domain,
+			 (int) target_obj_priv->gtt_offset,
+			 (int) reloc->presumed_offset,
+			 reloc->delta);
+#endif
+
 		/* The target buffer should have appeared before us in the
 		 * exec_object list, so it should have a GTT space bound by now.
 		 */
@@ -2988,25 +3230,7 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
 			return -EINVAL;
 		}
 
-		if (reloc->offset > obj->size - 4) {
-			DRM_ERROR("Relocation beyond object bounds: "
-				  "obj %p target %d offset %d size %d.\n",
-				  obj, reloc->target_handle,
-				  (int) reloc->offset, (int) obj->size);
-			drm_gem_object_unreference(target_obj);
-			i915_gem_object_unpin(obj);
-			return -EINVAL;
-		}
-		if (reloc->offset & 3) {
-			DRM_ERROR("Relocation not 4-byte aligned: "
-				  "obj %p target %d offset %d.\n",
-				  obj, reloc->target_handle,
-				  (int) reloc->offset);
-			drm_gem_object_unreference(target_obj);
-			i915_gem_object_unpin(obj);
-			return -EINVAL;
-		}
-
+		/* Validate that the target is in a valid r/w GPU domain */
 		if (reloc->write_domain & I915_GEM_DOMAIN_CPU ||
 		    reloc->read_domains & I915_GEM_DOMAIN_CPU) {
 			DRM_ERROR("reloc with read/write CPU domains: "
@@ -3020,7 +3244,6 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
 			i915_gem_object_unpin(obj);
 			return -EINVAL;
 		}
-
 		if (reloc->write_domain && target_obj->pending_write_domain &&
 		    reloc->write_domain != target_obj->pending_write_domain) {
 			DRM_ERROR("Write domain conflict: "
@@ -3035,21 +3258,6 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
 			return -EINVAL;
 		}
 
-#if WATCH_RELOC
-		DRM_INFO("%s: obj %p offset %08x target %d "
-			 "read %08x write %08x gtt %08x "
-			 "presumed %08x delta %08x\n",
-			 __func__,
-			 obj,
-			 (int) reloc->offset,
-			 (int) reloc->target_handle,
-			 (int) reloc->read_domains,
-			 (int) reloc->write_domain,
-			 (int) target_obj_priv->gtt_offset,
-			 (int) reloc->presumed_offset,
-			 reloc->delta);
-#endif
-
 		target_obj->pending_read_domains |= reloc->read_domains;
 		target_obj->pending_write_domain |= reloc->write_domain;
 
@@ -3061,6 +3269,37 @@ i915_gem_object_pin_and_relocate(struct drm_gem_object *obj,
 			continue;
 		}
 
+		/* Check that the relocation address is valid... */
+		if (reloc->offset > obj->size - 4) {
+			DRM_ERROR("Relocation beyond object bounds: "
+				  "obj %p target %d offset %d size %d.\n",
+				  obj, reloc->target_handle,
+				  (int) reloc->offset, (int) obj->size);
+			drm_gem_object_unreference(target_obj);
+			i915_gem_object_unpin(obj);
+			return -EINVAL;
+		}
+		if (reloc->offset & 3) {
+			DRM_ERROR("Relocation not 4-byte aligned: "
+				  "obj %p target %d offset %d.\n",
+				  obj, reloc->target_handle,
+				  (int) reloc->offset);
+			drm_gem_object_unreference(target_obj);
+			i915_gem_object_unpin(obj);
+			return -EINVAL;
+		}
+
+		/* and points to somewhere within the target object. */
+		if (reloc->delta >= target_obj->size) {
+			DRM_ERROR("Relocation beyond target object bounds: "
+				  "obj %p target %d delta %d size %d.\n",
+				  obj, reloc->target_handle,
+				  (int) reloc->delta, (int) target_obj->size);
+			drm_gem_object_unreference(target_obj);
+			i915_gem_object_unpin(obj);
+			return -EINVAL;
+		}
+
 		ret = i915_gem_object_set_to_gtt_domain(obj, 1);
 		if (ret != 0) {
 			drm_gem_object_unreference(target_obj);
@@ -3119,6 +3358,8 @@ i915_dispatch_gem_execbuffer(struct drm_device *dev,
 	exec_start = (uint32_t) exec_offset + exec->batch_start_offset;
 	exec_len = (uint32_t) exec->batch_len;
 
+	trace_i915_gem_request_submit(dev, dev_priv->mm.next_gem_seqno + 1);
+
 	count = nbox ? nbox : 1;
 
 	for (i = 0; i < count; i++) {
@@ -3356,7 +3597,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
 	i915_verify_inactive(dev, __FILE__, __LINE__);
 
-	if (dev_priv->mm.wedged) {
+	if (atomic_read(&dev_priv->mm.wedged)) {
 		DRM_ERROR("Execbuf while wedged\n");
 		mutex_unlock(&dev->struct_mutex);
 		ret = -EIO;
@@ -3414,8 +3655,23 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
 		/* error other than GTT full, or we've already tried again */
 		if (ret != -ENOSPC || pin_tries >= 1) {
-			if (ret != -ERESTARTSYS)
-				DRM_ERROR("Failed to pin buffers %d\n", ret);
+			if (ret != -ERESTARTSYS) {
+				unsigned long long total_size = 0;
+				for (i = 0; i < args->buffer_count; i++)
+					total_size += object_list[i]->size;
+				DRM_ERROR("Failed to pin buffer %d of %d, total %llu bytes: %d\n",
+					  pinned+1, args->buffer_count,
+					  total_size, ret);
+				DRM_ERROR("%d objects [%d pinned], "
+					  "%d object bytes [%d pinned], "
+					  "%d/%d gtt bytes\n",
+					  atomic_read(&dev->object_count),
+					  atomic_read(&dev->pin_count),
+					  atomic_read(&dev->object_memory),
+					  atomic_read(&dev->pin_memory),
+					  atomic_read(&dev->gtt_memory),
+					  dev->gtt_total);
+			}
 			goto err;
 		}
 
@@ -3426,7 +3682,7 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
 		/* evict everyone we can from the aperture */
 		ret = i915_gem_evict_everything(dev);
-		if (ret)
+		if (ret && ret != -ENOSPC)
 			goto err;
 	}
 
@@ -3482,8 +3738,12 @@ i915_gem_execbuffer(struct drm_device *dev, void *data,
 
 	for (i = 0; i < args->buffer_count; i++) {
 		struct drm_gem_object *obj = object_list[i];
+		uint32_t old_write_domain = obj->write_domain;
 
 		obj->write_domain = obj->pending_write_domain;
+		trace_i915_gem_object_change_domain(obj,
+						    obj->read_domains,
+						    old_write_domain);
 	}
 
 	i915_verify_inactive(dev, __FILE__, __LINE__);
@@ -3600,11 +3860,8 @@ i915_gem_object_pin(struct drm_gem_object *obj, uint32_t alignment)
 	i915_verify_inactive(dev, __FILE__, __LINE__);
 	if (obj_priv->gtt_space == NULL) {
 		ret = i915_gem_object_bind_to_gtt(obj, alignment);
-		if (ret != 0) {
-			if (ret != -EBUSY && ret != -ERESTARTSYS)
-				DRM_ERROR("Failure to bind: %d\n", ret);
+		if (ret)
 			return ret;
-		}
 	}
 	/*
 	 * Pre-965 chips need a fence register set up in order to
@@ -3684,6 +3941,13 @@ i915_gem_pin_ioctl(struct drm_device *dev, void *data,
 	}
 	obj_priv = obj->driver_private;
 
+	if (obj_priv->madv != I915_MADV_WILLNEED) {
+		DRM_ERROR("Attempting to pin a purgeable buffer\n");
+		drm_gem_object_unreference(obj);
+		mutex_unlock(&dev->struct_mutex);
+		return -EINVAL;
+	}
+
 	if (obj_priv->pin_filp != NULL && obj_priv->pin_filp != file_priv) {
 		DRM_ERROR("Already pinned in i915_gem_pin_ioctl(): %d\n",
 			  args->handle);
@@ -3796,6 +4060,56 @@ i915_gem_throttle_ioctl(struct drm_device *dev, void *data,
     return i915_gem_ring_throttle(dev, file_priv);
 }
 
+int
+i915_gem_madvise_ioctl(struct drm_device *dev, void *data,
+		       struct drm_file *file_priv)
+{
+	struct drm_i915_gem_madvise *args = data;
+	struct drm_gem_object *obj;
+	struct drm_i915_gem_object *obj_priv;
+
+	switch (args->madv) {
+	case I915_MADV_DONTNEED:
+	case I915_MADV_WILLNEED:
+	    break;
+	default:
+	    return -EINVAL;
+	}
+
+	obj = drm_gem_object_lookup(dev, file_priv, args->handle);
+	if (obj == NULL) {
+		DRM_ERROR("Bad handle in i915_gem_madvise_ioctl(): %d\n",
+			  args->handle);
+		return -EBADF;
+	}
+
+	mutex_lock(&dev->struct_mutex);
+	obj_priv = obj->driver_private;
+
+	if (obj_priv->pin_count) {
+		drm_gem_object_unreference(obj);
+		mutex_unlock(&dev->struct_mutex);
+
+		DRM_ERROR("Attempted i915_gem_madvise_ioctl() on a pinned object\n");
+		return -EINVAL;
+	}
+
+	if (obj_priv->madv != __I915_MADV_PURGED)
+		obj_priv->madv = args->madv;
+
+	/* if the object is no longer bound, discard its backing storage */
+	if (i915_gem_object_is_purgeable(obj_priv) &&
+	    obj_priv->gtt_space == NULL)
+		i915_gem_object_truncate(obj);
+
+	args->retained = obj_priv->madv != __I915_MADV_PURGED;
+
+	drm_gem_object_unreference(obj);
+	mutex_unlock(&dev->struct_mutex);
+
+	return 0;
+}
+
 int i915_gem_init_object(struct drm_gem_object *obj)
 {
 	struct drm_i915_gem_object *obj_priv;
@@ -3820,6 +4134,9 @@ int i915_gem_init_object(struct drm_gem_object *obj)
 	obj_priv->fence_reg = I915_FENCE_REG_NONE;
 	INIT_LIST_HEAD(&obj_priv->list);
 	INIT_LIST_HEAD(&obj_priv->fence_list);
+	obj_priv->madv = I915_MADV_WILLNEED;
+
+	trace_i915_gem_object_create(obj);
 
 	return 0;
 }
@@ -3829,6 +4146,8 @@ void i915_gem_free_object(struct drm_gem_object *obj)
 	struct drm_device *dev = obj->dev;
 	struct drm_i915_gem_object *obj_priv = obj->driver_private;
 
+	trace_i915_gem_object_destroy(obj);
+
 	while (obj_priv->pin_count > 0)
 		i915_gem_object_unpin(obj);
 
@@ -3837,43 +4156,35 @@ void i915_gem_free_object(struct drm_gem_object *obj)
 
 	i915_gem_object_unbind(obj);
 
-	i915_gem_free_mmap_offset(obj);
+	if (obj_priv->mmap_offset)
+		i915_gem_free_mmap_offset(obj);
 
 	kfree(obj_priv->page_cpu_valid);
 	kfree(obj_priv->bit_17);
 	kfree(obj->driver_private);
 }
 
-/** Unbinds all objects that are on the given buffer list. */
+/** Unbinds all inactive objects. */
 static int
-i915_gem_evict_from_list(struct drm_device *dev, struct list_head *head)
+i915_gem_evict_from_inactive_list(struct drm_device *dev)
 {
-	struct drm_gem_object *obj;
-	struct drm_i915_gem_object *obj_priv;
-	int ret;
+	drm_i915_private_t *dev_priv = dev->dev_private;
 
-	while (!list_empty(head)) {
-		obj_priv = list_first_entry(head,
-					    struct drm_i915_gem_object,
-					    list);
-		obj = obj_priv->obj;
+	while (!list_empty(&dev_priv->mm.inactive_list)) {
+		struct drm_gem_object *obj;
+		int ret;
 
-		if (obj_priv->pin_count != 0) {
-			DRM_ERROR("Pinned object in unbind list\n");
-			mutex_unlock(&dev->struct_mutex);
-			return -EINVAL;
-		}
+		obj = list_first_entry(&dev_priv->mm.inactive_list,
+				       struct drm_i915_gem_object,
+				       list)->obj;
 
 		ret = i915_gem_object_unbind(obj);
 		if (ret != 0) {
-			DRM_ERROR("Error unbinding object in LeaveVT: %d\n",
-				  ret);
-			mutex_unlock(&dev->struct_mutex);
+			DRM_ERROR("Error unbinding object: %d\n", ret);
 			return ret;
 		}
 	}
 
-
 	return 0;
 }
 
@@ -3895,6 +4206,7 @@ i915_gem_idle(struct drm_device *dev)
 	 * We need to replace this with a semaphore, or something.
 	 */
 	dev_priv->mm.suspended = 1;
+	del_timer(&dev_priv->hangcheck_timer);
 
 	/* Cancel the retire work handler, wait for it to finish if running
 	 */
@@ -3924,7 +4236,7 @@ i915_gem_idle(struct drm_device *dev)
 		if (last_seqno == cur_seqno) {
 			if (stuck++ > 100) {
 				DRM_ERROR("hardware wedged\n");
-				dev_priv->mm.wedged = 1;
+				atomic_set(&dev_priv->mm.wedged, 1);
 				DRM_WAKEUP(&dev_priv->irq_queue);
 				break;
 			}
@@ -3937,7 +4249,7 @@ i915_gem_idle(struct drm_device *dev)
 	i915_gem_retire_requests(dev);
 
 	spin_lock(&dev_priv->mm.active_list_lock);
-	if (!dev_priv->mm.wedged) {
+	if (!atomic_read(&dev_priv->mm.wedged)) {
 		/* Active and flushing should now be empty as we've
 		 * waited for a sequence higher than any pending execbuffer
 		 */
@@ -3955,29 +4267,41 @@ i915_gem_idle(struct drm_device *dev)
 	 * the GPU domains and just stuff them onto inactive.
 	 */
 	while (!list_empty(&dev_priv->mm.active_list)) {
-		struct drm_i915_gem_object *obj_priv;
+		struct drm_gem_object *obj;
+		uint32_t old_write_domain;
 
-		obj_priv = list_first_entry(&dev_priv->mm.active_list,
-					    struct drm_i915_gem_object,
-					    list);
-		obj_priv->obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
-		i915_gem_object_move_to_inactive(obj_priv->obj);
+		obj = list_first_entry(&dev_priv->mm.active_list,
+				       struct drm_i915_gem_object,
+				       list)->obj;
+		old_write_domain = obj->write_domain;
+		obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
+		i915_gem_object_move_to_inactive(obj);
+
+		trace_i915_gem_object_change_domain(obj,
+						    obj->read_domains,
+						    old_write_domain);
 	}
 	spin_unlock(&dev_priv->mm.active_list_lock);
 
 	while (!list_empty(&dev_priv->mm.flushing_list)) {
-		struct drm_i915_gem_object *obj_priv;
+		struct drm_gem_object *obj;
+		uint32_t old_write_domain;
 
-		obj_priv = list_first_entry(&dev_priv->mm.flushing_list,
-					    struct drm_i915_gem_object,
-					    list);
-		obj_priv->obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
-		i915_gem_object_move_to_inactive(obj_priv->obj);
+		obj = list_first_entry(&dev_priv->mm.flushing_list,
+				       struct drm_i915_gem_object,
+				       list)->obj;
+		old_write_domain = obj->write_domain;
+		obj->write_domain &= ~I915_GEM_GPU_DOMAINS;
+		i915_gem_object_move_to_inactive(obj);
+
+		trace_i915_gem_object_change_domain(obj,
+						    obj->read_domains,
+						    old_write_domain);
 	}
 
 
 	/* Move all inactive buffers out of the GTT. */
-	ret = i915_gem_evict_from_list(dev, &dev_priv->mm.inactive_list);
+	ret = i915_gem_evict_from_inactive_list(dev);
 	WARN_ON(!list_empty(&dev_priv->mm.inactive_list));
 	if (ret) {
 		mutex_unlock(&dev->struct_mutex);
@@ -4093,7 +4417,6 @@ i915_gem_init_ringbuffer(struct drm_device *dev)
 
 	/* Set up the kernel mapping for the ring. */
 	ring->Size = obj->size;
-	ring->tail_mask = obj->size - 1;
 
 	ring->map.offset = dev->agp->base + obj_priv->gtt_offset;
 	ring->map.size = obj->size;
@@ -4200,9 +4523,9 @@ i915_gem_entervt_ioctl(struct drm_device *dev, void *data,
 	if (drm_core_check_feature(dev, DRIVER_MODESET))
 		return 0;
 
-	if (dev_priv->mm.wedged) {
+	if (atomic_read(&dev_priv->mm.wedged)) {
 		DRM_ERROR("Reenabling wedged hardware, good luck\n");
-		dev_priv->mm.wedged = 0;
+		atomic_set(&dev_priv->mm.wedged, 0);
 	}
 
 	mutex_lock(&dev->struct_mutex);
@@ -4268,6 +4591,10 @@ i915_gem_load(struct drm_device *dev)
 			  i915_gem_retire_work_handler);
 	dev_priv->mm.next_gem_seqno = 1;
 
+	spin_lock(&shrink_list_lock);
+	list_add(&dev_priv->mm.shrink_list, &shrink_list);
+	spin_unlock(&shrink_list_lock);
+
 	/* Old X drivers will take 0-2 for front, back, depth buffers */
 	dev_priv->fence_reg_start = 3;
 
@@ -4485,3 +4812,116 @@ void i915_gem_release(struct drm_device * dev, struct drm_file *file_priv)
 		list_del_init(i915_file_priv->mm.request_list.next);
 	mutex_unlock(&dev->struct_mutex);
 }
+
+static int
+i915_gem_shrink(int nr_to_scan, gfp_t gfp_mask)
+{
+	drm_i915_private_t *dev_priv, *next_dev;
+	struct drm_i915_gem_object *obj_priv, *next_obj;
+	int cnt = 0;
+	int would_deadlock = 1;
+
+	/* "fast-path" to count number of available objects */
+	if (nr_to_scan == 0) {
+		spin_lock(&shrink_list_lock);
+		list_for_each_entry(dev_priv, &shrink_list, mm.shrink_list) {
+			struct drm_device *dev = dev_priv->dev;
+
+			if (mutex_trylock(&dev->struct_mutex)) {
+				list_for_each_entry(obj_priv,
+						    &dev_priv->mm.inactive_list,
+						    list)
+					cnt++;
+				mutex_unlock(&dev->struct_mutex);
+			}
+		}
+		spin_unlock(&shrink_list_lock);
+
+		return (cnt / 100) * sysctl_vfs_cache_pressure;
+	}
+
+	spin_lock(&shrink_list_lock);
+
+	/* first scan for clean buffers */
+	list_for_each_entry_safe(dev_priv, next_dev,
+				 &shrink_list, mm.shrink_list) {
+		struct drm_device *dev = dev_priv->dev;
+
+		if (! mutex_trylock(&dev->struct_mutex))
+			continue;
+
+		spin_unlock(&shrink_list_lock);
+
+		i915_gem_retire_requests(dev);
+
+		list_for_each_entry_safe(obj_priv, next_obj,
+					 &dev_priv->mm.inactive_list,
+					 list) {
+			if (i915_gem_object_is_purgeable(obj_priv)) {
+				i915_gem_object_unbind(obj_priv->obj);
+				if (--nr_to_scan <= 0)
+					break;
+			}
+		}
+
+		spin_lock(&shrink_list_lock);
+		mutex_unlock(&dev->struct_mutex);
+
+		would_deadlock = 0;
+
+		if (nr_to_scan <= 0)
+			break;
+	}
+
+	/* second pass, evict/count anything still on the inactive list */
+	list_for_each_entry_safe(dev_priv, next_dev,
+				 &shrink_list, mm.shrink_list) {
+		struct drm_device *dev = dev_priv->dev;
+
+		if (! mutex_trylock(&dev->struct_mutex))
+			continue;
+
+		spin_unlock(&shrink_list_lock);
+
+		list_for_each_entry_safe(obj_priv, next_obj,
+					 &dev_priv->mm.inactive_list,
+					 list) {
+			if (nr_to_scan > 0) {
+				i915_gem_object_unbind(obj_priv->obj);
+				nr_to_scan--;
+			} else
+				cnt++;
+		}
+
+		spin_lock(&shrink_list_lock);
+		mutex_unlock(&dev->struct_mutex);
+
+		would_deadlock = 0;
+	}
+
+	spin_unlock(&shrink_list_lock);
+
+	if (would_deadlock)
+		return -1;
+	else if (cnt > 0)
+		return (cnt / 100) * sysctl_vfs_cache_pressure;
+	else
+		return 0;
+}
+
+static struct shrinker shrinker = {
+	.shrink = i915_gem_shrink,
+	.seeks = DEFAULT_SEEKS,
+};
+
+__init void
+i915_gem_shrinker_init(void)
+{
+    register_shrinker(&shrinker);
+}
+
+__exit void
+i915_gem_shrinker_exit(void)
+{
+    unregister_shrinker(&shrinker);
+}
diff --git a/drivers/gpu/drm/i915/i915_gem_tiling.c b/drivers/gpu/drm/i915/i915_gem_tiling.c
index a2d527b22ec4..200e398453ca 100644
--- a/drivers/gpu/drm/i915/i915_gem_tiling.c
+++ b/drivers/gpu/drm/i915/i915_gem_tiling.c
@@ -94,23 +94,15 @@
 static int
 intel_alloc_mchbar_resource(struct drm_device *dev)
 {
-	struct pci_dev *bridge_dev;
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	int reg = IS_I965G(dev) ? MCHBAR_I965 : MCHBAR_I915;
 	u32 temp_lo, temp_hi = 0;
 	u64 mchbar_addr;
 	int ret = 0;
 
-	bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0));
-	if (!bridge_dev) {
-		DRM_DEBUG("no bridge dev?!\n");
-		ret = -ENODEV;
-		goto out;
-	}
-
 	if (IS_I965G(dev))
-		pci_read_config_dword(bridge_dev, reg + 4, &temp_hi);
-	pci_read_config_dword(bridge_dev, reg, &temp_lo);
+		pci_read_config_dword(dev_priv->bridge_dev, reg + 4, &temp_hi);
+	pci_read_config_dword(dev_priv->bridge_dev, reg, &temp_lo);
 	mchbar_addr = ((u64)temp_hi << 32) | temp_lo;
 
 	/* If ACPI doesn't have it, assume we need to allocate it ourselves */
@@ -118,30 +110,28 @@ intel_alloc_mchbar_resource(struct drm_device *dev)
 	if (mchbar_addr &&
 	    pnp_range_reserved(mchbar_addr, mchbar_addr + MCHBAR_SIZE)) {
 		ret = 0;
-		goto out_put;
+		goto out;
 	}
 #endif
 
 	/* Get some space for it */
-	ret = pci_bus_alloc_resource(bridge_dev->bus, &dev_priv->mch_res,
+	ret = pci_bus_alloc_resource(dev_priv->bridge_dev->bus, &dev_priv->mch_res,
 				     MCHBAR_SIZE, MCHBAR_SIZE,
 				     PCIBIOS_MIN_MEM,
 				     0,   pcibios_align_resource,
-				     bridge_dev);
+				     dev_priv->bridge_dev);
 	if (ret) {
 		DRM_DEBUG("failed bus alloc: %d\n", ret);
 		dev_priv->mch_res.start = 0;
-		goto out_put;
+		goto out;
 	}
 
 	if (IS_I965G(dev))
-		pci_write_config_dword(bridge_dev, reg + 4,
+		pci_write_config_dword(dev_priv->bridge_dev, reg + 4,
 				       upper_32_bits(dev_priv->mch_res.start));
 
-	pci_write_config_dword(bridge_dev, reg,
+	pci_write_config_dword(dev_priv->bridge_dev, reg,
 			       lower_32_bits(dev_priv->mch_res.start));
-out_put:
-	pci_dev_put(bridge_dev);
 out:
 	return ret;
 }
@@ -150,44 +140,36 @@ out:
 static bool
 intel_setup_mchbar(struct drm_device *dev)
 {
-	struct pci_dev *bridge_dev;
+	drm_i915_private_t *dev_priv = dev->dev_private;
 	int mchbar_reg = IS_I965G(dev) ? MCHBAR_I965 : MCHBAR_I915;
 	u32 temp;
 	bool need_disable = false, enabled;
 
-	bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0));
-	if (!bridge_dev) {
-		DRM_DEBUG("no bridge dev?!\n");
-		goto out;
-	}
-
 	if (IS_I915G(dev) || IS_I915GM(dev)) {
-		pci_read_config_dword(bridge_dev, DEVEN_REG, &temp);
+		pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp);
 		enabled = !!(temp & DEVEN_MCHBAR_EN);
 	} else {
-		pci_read_config_dword(bridge_dev, mchbar_reg, &temp);
+		pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp);
 		enabled = temp & 1;
 	}
 
 	/* If it's already enabled, don't have to do anything */
 	if (enabled)
-		goto out_put;
+		goto out;
 
 	if (intel_alloc_mchbar_resource(dev))
-		goto out_put;
+		goto out;
 
 	need_disable = true;
 
 	/* Space is allocated or reserved, so enable it. */
 	if (IS_I915G(dev) || IS_I915GM(dev)) {
-		pci_write_config_dword(bridge_dev, DEVEN_REG,
+		pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG,
 				       temp | DEVEN_MCHBAR_EN);
 	} else {
-		pci_read_config_dword(bridge_dev, mchbar_reg, &temp);
-		pci_write_config_dword(bridge_dev, mchbar_reg, temp | 1);
+		pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp);
+		pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp | 1);
 	}
-out_put:
-	pci_dev_put(bridge_dev);
 out:
 	return need_disable;
 }
@@ -196,25 +178,18 @@ static void
 intel_teardown_mchbar(struct drm_device *dev, bool disable)
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
-	struct pci_dev *bridge_dev;
 	int mchbar_reg = IS_I965G(dev) ? MCHBAR_I965 : MCHBAR_I915;
 	u32 temp;
 
-	bridge_dev = pci_get_bus_and_slot(0, PCI_DEVFN(0,0));
-	if (!bridge_dev) {
-		DRM_DEBUG("no bridge dev?!\n");
-		return;
-	}
-
 	if (disable) {
 		if (IS_I915G(dev) || IS_I915GM(dev)) {
-			pci_read_config_dword(bridge_dev, DEVEN_REG, &temp);
+			pci_read_config_dword(dev_priv->bridge_dev, DEVEN_REG, &temp);
 			temp &= ~DEVEN_MCHBAR_EN;
-			pci_write_config_dword(bridge_dev, DEVEN_REG, temp);
+			pci_write_config_dword(dev_priv->bridge_dev, DEVEN_REG, temp);
 		} else {
-			pci_read_config_dword(bridge_dev, mchbar_reg, &temp);
+			pci_read_config_dword(dev_priv->bridge_dev, mchbar_reg, &temp);
 			temp &= ~1;
-			pci_write_config_dword(bridge_dev, mchbar_reg, temp);
+			pci_write_config_dword(dev_priv->bridge_dev, mchbar_reg, temp);
 		}
 	}
 
@@ -234,7 +209,13 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
 	uint32_t swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN;
 	bool need_disable;
 
-	if (!IS_I9XX(dev)) {
+	if (IS_IGDNG(dev)) {
+		/* On IGDNG whatever DRAM config, GPU always do
+		 * same swizzling setup.
+		 */
+		swizzle_x = I915_BIT_6_SWIZZLE_9_10;
+		swizzle_y = I915_BIT_6_SWIZZLE_9;
+	} else if (!IS_I9XX(dev)) {
 		/* As far as we know, the 865 doesn't have these bit 6
 		 * swizzling issues.
 		 */
@@ -317,13 +298,6 @@ i915_gem_detect_bit_6_swizzle(struct drm_device *dev)
 		}
 	}
 
-	/* FIXME: check with memory config on IGDNG */
-	if (IS_IGDNG(dev)) {
-		DRM_ERROR("disable tiling on IGDNG...\n");
-		swizzle_x = I915_BIT_6_SWIZZLE_UNKNOWN;
-		swizzle_y = I915_BIT_6_SWIZZLE_UNKNOWN;
-	}
-
 	dev_priv->mm.bit_6_swizzle_x = swizzle_x;
 	dev_priv->mm.bit_6_swizzle_y = swizzle_y;
 }
diff --git a/drivers/gpu/drm/i915/i915_irq.c b/drivers/gpu/drm/i915/i915_irq.c
index 7ebc84c2881e..aa7fd82aa6eb 100644
--- a/drivers/gpu/drm/i915/i915_irq.c
+++ b/drivers/gpu/drm/i915/i915_irq.c
@@ -31,6 +31,7 @@
 #include "drm.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
+#include "i915_trace.h"
 #include "intel_drv.h"
 
 #define MAX_NOPID ((u32)~0)
@@ -253,10 +254,15 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
 {
 	drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
 	int ret = IRQ_NONE;
-	u32 de_iir, gt_iir;
+	u32 de_iir, gt_iir, de_ier;
 	u32 new_de_iir, new_gt_iir;
 	struct drm_i915_master_private *master_priv;
 
+	/* disable master interrupt before clearing iir  */
+	de_ier = I915_READ(DEIER);
+	I915_WRITE(DEIER, de_ier & ~DE_MASTER_IRQ_CONTROL);
+	(void)I915_READ(DEIER);
+
 	de_iir = I915_READ(DEIIR);
 	gt_iir = I915_READ(GTIIR);
 
@@ -279,7 +285,9 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
 		}
 
 		if (gt_iir & GT_USER_INTERRUPT) {
-			dev_priv->mm.irq_gem_seqno = i915_get_gem_seqno(dev);
+			u32 seqno = i915_get_gem_seqno(dev);
+			dev_priv->mm.irq_gem_seqno = seqno;
+			trace_i915_gem_request_complete(dev, seqno);
 			DRM_WAKEUP(&dev_priv->irq_queue);
 		}
 
@@ -287,6 +295,9 @@ irqreturn_t igdng_irq_handler(struct drm_device *dev)
 		gt_iir = new_gt_iir;
 	}
 
+	I915_WRITE(DEIER, de_ier);
+	(void)I915_READ(DEIER);
+
 	return ret;
 }
 
@@ -302,12 +313,25 @@ static void i915_error_work_func(struct work_struct *work)
 	drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
 						    error_work);
 	struct drm_device *dev = dev_priv->dev;
-	char *event_string = "ERROR=1";
-	char *envp[] = { event_string, NULL };
+	char *error_event[] = { "ERROR=1", NULL };
+	char *reset_event[] = { "RESET=1", NULL };
+	char *reset_done_event[] = { "ERROR=0", NULL };
 
 	DRM_DEBUG("generating error event\n");
-
-	kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, envp);
+	kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, error_event);
+
+	if (atomic_read(&dev_priv->mm.wedged)) {
+		if (IS_I965G(dev)) {
+			DRM_DEBUG("resetting chip\n");
+			kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_event);
+			if (!i965_reset(dev, GDRST_RENDER)) {
+				atomic_set(&dev_priv->mm.wedged, 0);
+				kobject_uevent_env(&dev->primary->kdev.kobj, KOBJ_CHANGE, reset_done_event);
+			}
+		} else {
+			printk("reboot required\n");
+		}
+	}
 }
 
 /**
@@ -372,7 +396,7 @@ out:
  * so userspace knows something bad happened (should trigger collection
  * of a ring dump etc.).
  */
-static void i915_handle_error(struct drm_device *dev)
+static void i915_handle_error(struct drm_device *dev, bool wedged)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	u32 eir = I915_READ(EIR);
@@ -482,6 +506,16 @@ static void i915_handle_error(struct drm_device *dev)
 		I915_WRITE(IIR, I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT);
 	}
 
+	if (wedged) {
+		atomic_set(&dev_priv->mm.wedged, 1);
+
+		/*
+		 * Wakeup waiting processes so they don't hang
+		 */
+		printk("i915: Waking up sleeping processes\n");
+		DRM_WAKEUP(&dev_priv->irq_queue);
+	}
+
 	queue_work(dev_priv->wq, &dev_priv->error_work);
 }
 
@@ -527,7 +561,7 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 		pipeb_stats = I915_READ(PIPEBSTAT);
 
 		if (iir & I915_RENDER_COMMAND_PARSER_ERROR_INTERRUPT)
-			i915_handle_error(dev);
+			i915_handle_error(dev, false);
 
 		/*
 		 * Clear the PIPE(A|B)STAT regs before the IIR
@@ -565,6 +599,27 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 
 			I915_WRITE(PORT_HOTPLUG_STAT, hotplug_status);
 			I915_READ(PORT_HOTPLUG_STAT);
+
+			/* EOS interrupts occurs */
+			if (IS_IGD(dev) &&
+				(hotplug_status & CRT_EOS_INT_STATUS)) {
+				u32 temp;
+
+				DRM_DEBUG("EOS interrupt occurs\n");
+				/* status is already cleared */
+				temp = I915_READ(ADPA);
+				temp &= ~ADPA_DAC_ENABLE;
+				I915_WRITE(ADPA, temp);
+
+				temp = I915_READ(PORT_HOTPLUG_EN);
+				temp &= ~CRT_EOS_INT_EN;
+				I915_WRITE(PORT_HOTPLUG_EN, temp);
+
+				temp = I915_READ(PORT_HOTPLUG_STAT);
+				if (temp & CRT_EOS_INT_STATUS)
+					I915_WRITE(PORT_HOTPLUG_STAT,
+						CRT_EOS_INT_STATUS);
+			}
 		}
 
 		I915_WRITE(IIR, iir);
@@ -578,8 +633,12 @@ irqreturn_t i915_driver_irq_handler(DRM_IRQ_ARGS)
 		}
 
 		if (iir & I915_USER_INTERRUPT) {
-			dev_priv->mm.irq_gem_seqno = i915_get_gem_seqno(dev);
+			u32 seqno = i915_get_gem_seqno(dev);
+			dev_priv->mm.irq_gem_seqno = seqno;
+			trace_i915_gem_request_complete(dev, seqno);
 			DRM_WAKEUP(&dev_priv->irq_queue);
+			dev_priv->hangcheck_count = 0;
+			mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
 		}
 
 		if (pipea_stats & vblank_status) {
@@ -674,6 +733,16 @@ void i915_user_irq_put(struct drm_device *dev)
 	spin_unlock_irqrestore(&dev_priv->user_irq_lock, irqflags);
 }
 
+void i915_trace_irq_get(struct drm_device *dev, u32 seqno)
+{
+	drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
+
+	if (dev_priv->trace_irq_seqno == 0)
+		i915_user_irq_get(dev);
+
+	dev_priv->trace_irq_seqno = seqno;
+}
+
 static int i915_wait_irq(struct drm_device * dev, int irq_nr)
 {
 	drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private;
@@ -859,6 +928,52 @@ int i915_vblank_swap(struct drm_device *dev, void *data,
 	return -EINVAL;
 }
 
+struct drm_i915_gem_request *i915_get_tail_request(struct drm_device *dev) {
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	return list_entry(dev_priv->mm.request_list.prev, struct drm_i915_gem_request, list);
+}
+
+/**
+ * This is called when the chip hasn't reported back with completed
+ * batchbuffers in a long time. The first time this is called we simply record
+ * ACTHD. If ACTHD hasn't changed by the time the hangcheck timer elapses
+ * again, we assume the chip is wedged and try to fix it.
+ */
+void i915_hangcheck_elapsed(unsigned long data)
+{
+	struct drm_device *dev = (struct drm_device *)data;
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	uint32_t acthd;
+       
+	if (!IS_I965G(dev))
+		acthd = I915_READ(ACTHD);
+	else
+		acthd = I915_READ(ACTHD_I965);
+
+	/* If all work is done then ACTHD clearly hasn't advanced. */
+	if (list_empty(&dev_priv->mm.request_list) ||
+		       i915_seqno_passed(i915_get_gem_seqno(dev), i915_get_tail_request(dev)->seqno)) {
+		dev_priv->hangcheck_count = 0;
+		return;
+	}
+
+	if (dev_priv->last_acthd == acthd && dev_priv->hangcheck_count > 0) {
+		DRM_ERROR("Hangcheck timer elapsed... GPU hung\n");
+		i915_handle_error(dev, true);
+		return;
+	} 
+
+	/* Reset timer case chip hangs without another request being added */
+	mod_timer(&dev_priv->hangcheck_timer, jiffies + DRM_I915_HANGCHECK_PERIOD);
+
+	if (acthd != dev_priv->last_acthd)
+		dev_priv->hangcheck_count = 0;
+	else
+		dev_priv->hangcheck_count++;
+
+	dev_priv->last_acthd = acthd;
+}
+
 /* drm_dma.h hooks
 */
 static void igdng_irq_preinstall(struct drm_device *dev)
diff --git a/drivers/gpu/drm/i915/i915_opregion.c b/drivers/gpu/drm/i915/i915_opregion.c
index e4b4e8898e39..2d5193556d3f 100644
--- a/drivers/gpu/drm/i915/i915_opregion.c
+++ b/drivers/gpu/drm/i915/i915_opregion.c
@@ -148,6 +148,7 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct opregion_asle *asle = dev_priv->opregion.asle;
 	u32 blc_pwm_ctl, blc_pwm_ctl2;
+	u32 max_backlight, level, shift;
 
 	if (!(bclp & ASLE_BCLP_VALID))
 		return ASLE_BACKLIGHT_FAIL;
@@ -157,14 +158,25 @@ static u32 asle_set_backlight(struct drm_device *dev, u32 bclp)
 		return ASLE_BACKLIGHT_FAIL;
 
 	blc_pwm_ctl = I915_READ(BLC_PWM_CTL);
-	blc_pwm_ctl &= ~BACKLIGHT_DUTY_CYCLE_MASK;
 	blc_pwm_ctl2 = I915_READ(BLC_PWM_CTL2);
 
-	if (blc_pwm_ctl2 & BLM_COMBINATION_MODE)
+	if (IS_I965G(dev) && (blc_pwm_ctl2 & BLM_COMBINATION_MODE))
 		pci_write_config_dword(dev->pdev, PCI_LBPC, bclp);
-	else
-		I915_WRITE(BLC_PWM_CTL, blc_pwm_ctl | ((bclp * 0x101)-1));
-
+	else {
+		if (IS_IGD(dev)) {
+			blc_pwm_ctl &= ~(BACKLIGHT_DUTY_CYCLE_MASK - 1);
+			max_backlight = (blc_pwm_ctl & BACKLIGHT_MODULATION_FREQ_MASK) >> 
+					BACKLIGHT_MODULATION_FREQ_SHIFT;
+			shift = BACKLIGHT_DUTY_CYCLE_SHIFT + 1;
+		} else {
+			blc_pwm_ctl &= ~BACKLIGHT_DUTY_CYCLE_MASK;
+			max_backlight = ((blc_pwm_ctl & BACKLIGHT_MODULATION_FREQ_MASK) >> 
+					BACKLIGHT_MODULATION_FREQ_SHIFT) * 2;
+			shift = BACKLIGHT_DUTY_CYCLE_SHIFT;
+		}
+		level = (bclp * max_backlight) / 255;
+		I915_WRITE(BLC_PWM_CTL, blc_pwm_ctl | (level << shift));
+	}
 	asle->cblv = (bclp*0x64)/0xff | ASLE_CBLV_VALID;
 
 	return 0;
diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h
index 2955083aa471..1687edf68795 100644
--- a/drivers/gpu/drm/i915/i915_reg.h
+++ b/drivers/gpu/drm/i915/i915_reg.h
@@ -30,6 +30,7 @@
  * fb aperture size and the amount of pre-reserved memory.
  */
 #define INTEL_GMCH_CTRL		0x52
+#define INTEL_GMCH_VGA_DISABLE  (1 << 1)
 #define INTEL_GMCH_ENABLED	0x4
 #define INTEL_GMCH_MEM_MASK	0x1
 #define INTEL_GMCH_MEM_64M	0x1
@@ -55,7 +56,7 @@
 /* PCI config space */
 
 #define HPLLCC	0xc0 /* 855 only */
-#define   GC_CLOCK_CONTROL_MASK		(3 << 0)
+#define   GC_CLOCK_CONTROL_MASK		(0xf << 0)
 #define   GC_CLOCK_133_200		(0 << 0)
 #define   GC_CLOCK_100_200		(1 << 0)
 #define   GC_CLOCK_100_133		(2 << 0)
@@ -65,7 +66,30 @@
 #define   GC_DISPLAY_CLOCK_190_200_MHZ	(0 << 4)
 #define   GC_DISPLAY_CLOCK_333_MHZ	(4 << 4)
 #define   GC_DISPLAY_CLOCK_MASK		(7 << 4)
+#define   GM45_GC_RENDER_CLOCK_MASK	(0xf << 0)
+#define   GM45_GC_RENDER_CLOCK_266_MHZ	(8 << 0)
+#define   GM45_GC_RENDER_CLOCK_320_MHZ	(9 << 0)
+#define   GM45_GC_RENDER_CLOCK_400_MHZ	(0xb << 0)
+#define   GM45_GC_RENDER_CLOCK_533_MHZ	(0xc << 0)
+#define   I965_GC_RENDER_CLOCK_MASK	(0xf << 0)
+#define   I965_GC_RENDER_CLOCK_267_MHZ	(2 << 0)
+#define   I965_GC_RENDER_CLOCK_333_MHZ	(3 << 0)
+#define   I965_GC_RENDER_CLOCK_444_MHZ	(4 << 0)
+#define   I965_GC_RENDER_CLOCK_533_MHZ	(5 << 0)
+#define   I945_GC_RENDER_CLOCK_MASK	(7 << 0)
+#define   I945_GC_RENDER_CLOCK_166_MHZ	(0 << 0)
+#define   I945_GC_RENDER_CLOCK_200_MHZ	(1 << 0)
+#define   I945_GC_RENDER_CLOCK_250_MHZ	(3 << 0)
+#define   I945_GC_RENDER_CLOCK_400_MHZ	(5 << 0)
+#define   I915_GC_RENDER_CLOCK_MASK	(7 << 0)
+#define   I915_GC_RENDER_CLOCK_166_MHZ	(0 << 0)
+#define   I915_GC_RENDER_CLOCK_200_MHZ	(1 << 0)
+#define   I915_GC_RENDER_CLOCK_333_MHZ	(4 << 0)
 #define LBB	0xf4
+#define GDRST 0xc0
+#define  GDRST_FULL	(0<<2)
+#define  GDRST_RENDER	(1<<2)
+#define  GDRST_MEDIA	(3<<2)
 
 /* VGA stuff */
 
@@ -324,9 +348,37 @@
 #define   FBC_CTL_PLANEA	(0<<0)
 #define   FBC_CTL_PLANEB	(1<<0)
 #define FBC_FENCE_OFF		0x0321b
+#define FBC_TAG			0x03300
 
 #define FBC_LL_SIZE		(1536)
 
+/* Framebuffer compression for GM45+ */
+#define DPFC_CB_BASE		0x3200
+#define DPFC_CONTROL		0x3208
+#define   DPFC_CTL_EN		(1<<31)
+#define   DPFC_CTL_PLANEA	(0<<30)
+#define   DPFC_CTL_PLANEB	(1<<30)
+#define   DPFC_CTL_FENCE_EN	(1<<29)
+#define   DPFC_SR_EN		(1<<10)
+#define   DPFC_CTL_LIMIT_1X	(0<<6)
+#define   DPFC_CTL_LIMIT_2X	(1<<6)
+#define   DPFC_CTL_LIMIT_4X	(2<<6)
+#define DPFC_RECOMP_CTL		0x320c
+#define   DPFC_RECOMP_STALL_EN	(1<<27)
+#define   DPFC_RECOMP_STALL_WM_SHIFT (16)
+#define   DPFC_RECOMP_STALL_WM_MASK (0x07ff0000)
+#define   DPFC_RECOMP_TIMER_COUNT_SHIFT (0)
+#define   DPFC_RECOMP_TIMER_COUNT_MASK (0x0000003f)
+#define DPFC_STATUS		0x3210
+#define   DPFC_INVAL_SEG_SHIFT  (16)
+#define   DPFC_INVAL_SEG_MASK	(0x07ff0000)
+#define   DPFC_COMP_SEG_SHIFT	(0)
+#define   DPFC_COMP_SEG_MASK	(0x000003ff)
+#define DPFC_STATUS2		0x3214
+#define DPFC_FENCE_YOFF		0x3218
+#define DPFC_CHICKEN		0x3224
+#define   DPFC_HT_MODIFY	(1<<31)
+
 /*
  * GPIO regs
  */
@@ -553,9 +605,118 @@
 #define   DPLLA_TEST_M_BYPASS		(1 << 2)
 #define   DPLLA_INPUT_BUFFER_ENABLE	(1 << 0)
 #define D_STATE		0x6104
-#define CG_2D_DIS	0x6200
-#define DPCUNIT_CLOCK_GATE_DISABLE	(1 << 24)
-#define CG_3D_DIS	0x6204
+#define  DSTATE_PLL_D3_OFF			(1<<3)
+#define  DSTATE_GFX_CLOCK_GATING		(1<<1)
+#define  DSTATE_DOT_CLOCK_GATING		(1<<0)
+#define DSPCLK_GATE_D		0x6200
+# define DPUNIT_B_CLOCK_GATE_DISABLE		(1 << 30) /* 965 */
+# define VSUNIT_CLOCK_GATE_DISABLE		(1 << 29) /* 965 */
+# define VRHUNIT_CLOCK_GATE_DISABLE		(1 << 28) /* 965 */
+# define VRDUNIT_CLOCK_GATE_DISABLE		(1 << 27) /* 965 */
+# define AUDUNIT_CLOCK_GATE_DISABLE		(1 << 26) /* 965 */
+# define DPUNIT_A_CLOCK_GATE_DISABLE		(1 << 25) /* 965 */
+# define DPCUNIT_CLOCK_GATE_DISABLE		(1 << 24) /* 965 */
+# define TVRUNIT_CLOCK_GATE_DISABLE		(1 << 23) /* 915-945 */
+# define TVCUNIT_CLOCK_GATE_DISABLE		(1 << 22) /* 915-945 */
+# define TVFUNIT_CLOCK_GATE_DISABLE		(1 << 21) /* 915-945 */
+# define TVEUNIT_CLOCK_GATE_DISABLE		(1 << 20) /* 915-945 */
+# define DVSUNIT_CLOCK_GATE_DISABLE		(1 << 19) /* 915-945 */
+# define DSSUNIT_CLOCK_GATE_DISABLE		(1 << 18) /* 915-945 */
+# define DDBUNIT_CLOCK_GATE_DISABLE		(1 << 17) /* 915-945 */
+# define DPRUNIT_CLOCK_GATE_DISABLE		(1 << 16) /* 915-945 */
+# define DPFUNIT_CLOCK_GATE_DISABLE		(1 << 15) /* 915-945 */
+# define DPBMUNIT_CLOCK_GATE_DISABLE		(1 << 14) /* 915-945 */
+# define DPLSUNIT_CLOCK_GATE_DISABLE		(1 << 13) /* 915-945 */
+# define DPLUNIT_CLOCK_GATE_DISABLE		(1 << 12) /* 915-945 */
+# define DPOUNIT_CLOCK_GATE_DISABLE		(1 << 11)
+# define DPBUNIT_CLOCK_GATE_DISABLE		(1 << 10)
+# define DCUNIT_CLOCK_GATE_DISABLE		(1 << 9)
+# define DPUNIT_CLOCK_GATE_DISABLE		(1 << 8)
+# define VRUNIT_CLOCK_GATE_DISABLE		(1 << 7) /* 915+: reserved */
+# define OVHUNIT_CLOCK_GATE_DISABLE		(1 << 6) /* 830-865 */
+# define DPIOUNIT_CLOCK_GATE_DISABLE		(1 << 6) /* 915-945 */
+# define OVFUNIT_CLOCK_GATE_DISABLE		(1 << 5)
+# define OVBUNIT_CLOCK_GATE_DISABLE		(1 << 4)
+/**
+ * This bit must be set on the 830 to prevent hangs when turning off the
+ * overlay scaler.
+ */
+# define OVRUNIT_CLOCK_GATE_DISABLE		(1 << 3)
+# define OVCUNIT_CLOCK_GATE_DISABLE		(1 << 2)
+# define OVUUNIT_CLOCK_GATE_DISABLE		(1 << 1)
+# define ZVUNIT_CLOCK_GATE_DISABLE		(1 << 0) /* 830 */
+# define OVLUNIT_CLOCK_GATE_DISABLE		(1 << 0) /* 845,865 */
+
+#define RENCLK_GATE_D1		0x6204
+# define BLITTER_CLOCK_GATE_DISABLE		(1 << 13) /* 945GM only */
+# define MPEG_CLOCK_GATE_DISABLE		(1 << 12) /* 945GM only */
+# define PC_FE_CLOCK_GATE_DISABLE		(1 << 11)
+# define PC_BE_CLOCK_GATE_DISABLE		(1 << 10)
+# define WINDOWER_CLOCK_GATE_DISABLE		(1 << 9)
+# define INTERPOLATOR_CLOCK_GATE_DISABLE	(1 << 8)
+# define COLOR_CALCULATOR_CLOCK_GATE_DISABLE	(1 << 7)
+# define MOTION_COMP_CLOCK_GATE_DISABLE		(1 << 6)
+# define MAG_CLOCK_GATE_DISABLE			(1 << 5)
+/** This bit must be unset on 855,865 */
+# define MECI_CLOCK_GATE_DISABLE		(1 << 4)
+# define DCMP_CLOCK_GATE_DISABLE		(1 << 3)
+# define MEC_CLOCK_GATE_DISABLE			(1 << 2)
+# define MECO_CLOCK_GATE_DISABLE		(1 << 1)
+/** This bit must be set on 855,865. */
+# define SV_CLOCK_GATE_DISABLE			(1 << 0)
+# define I915_MPEG_CLOCK_GATE_DISABLE		(1 << 16)
+# define I915_VLD_IP_PR_CLOCK_GATE_DISABLE	(1 << 15)
+# define I915_MOTION_COMP_CLOCK_GATE_DISABLE	(1 << 14)
+# define I915_BD_BF_CLOCK_GATE_DISABLE		(1 << 13)
+# define I915_SF_SE_CLOCK_GATE_DISABLE		(1 << 12)
+# define I915_WM_CLOCK_GATE_DISABLE		(1 << 11)
+# define I915_IZ_CLOCK_GATE_DISABLE		(1 << 10)
+# define I915_PI_CLOCK_GATE_DISABLE		(1 << 9)
+# define I915_DI_CLOCK_GATE_DISABLE		(1 << 8)
+# define I915_SH_SV_CLOCK_GATE_DISABLE		(1 << 7)
+# define I915_PL_DG_QC_FT_CLOCK_GATE_DISABLE	(1 << 6)
+# define I915_SC_CLOCK_GATE_DISABLE		(1 << 5)
+# define I915_FL_CLOCK_GATE_DISABLE		(1 << 4)
+# define I915_DM_CLOCK_GATE_DISABLE		(1 << 3)
+# define I915_PS_CLOCK_GATE_DISABLE		(1 << 2)
+# define I915_CC_CLOCK_GATE_DISABLE		(1 << 1)
+# define I915_BY_CLOCK_GATE_DISABLE		(1 << 0)
+
+# define I965_RCZ_CLOCK_GATE_DISABLE		(1 << 30)
+/** This bit must always be set on 965G/965GM */
+# define I965_RCC_CLOCK_GATE_DISABLE		(1 << 29)
+# define I965_RCPB_CLOCK_GATE_DISABLE		(1 << 28)
+# define I965_DAP_CLOCK_GATE_DISABLE		(1 << 27)
+# define I965_ROC_CLOCK_GATE_DISABLE		(1 << 26)
+# define I965_GW_CLOCK_GATE_DISABLE		(1 << 25)
+# define I965_TD_CLOCK_GATE_DISABLE		(1 << 24)
+/** This bit must always be set on 965G */
+# define I965_ISC_CLOCK_GATE_DISABLE		(1 << 23)
+# define I965_IC_CLOCK_GATE_DISABLE		(1 << 22)
+# define I965_EU_CLOCK_GATE_DISABLE		(1 << 21)
+# define I965_IF_CLOCK_GATE_DISABLE		(1 << 20)
+# define I965_TC_CLOCK_GATE_DISABLE		(1 << 19)
+# define I965_SO_CLOCK_GATE_DISABLE		(1 << 17)
+# define I965_FBC_CLOCK_GATE_DISABLE		(1 << 16)
+# define I965_MARI_CLOCK_GATE_DISABLE		(1 << 15)
+# define I965_MASF_CLOCK_GATE_DISABLE		(1 << 14)
+# define I965_MAWB_CLOCK_GATE_DISABLE		(1 << 13)
+# define I965_EM_CLOCK_GATE_DISABLE		(1 << 12)
+# define I965_UC_CLOCK_GATE_DISABLE		(1 << 11)
+# define I965_SI_CLOCK_GATE_DISABLE		(1 << 6)
+# define I965_MT_CLOCK_GATE_DISABLE		(1 << 5)
+# define I965_PL_CLOCK_GATE_DISABLE		(1 << 4)
+# define I965_DG_CLOCK_GATE_DISABLE		(1 << 3)
+# define I965_QC_CLOCK_GATE_DISABLE		(1 << 2)
+# define I965_FT_CLOCK_GATE_DISABLE		(1 << 1)
+# define I965_DM_CLOCK_GATE_DISABLE		(1 << 0)
+
+#define RENCLK_GATE_D2		0x6208
+#define VF_UNIT_CLOCK_GATE_DISABLE		(1 << 9)
+#define GS_UNIT_CLOCK_GATE_DISABLE		(1 << 7)
+#define CL_UNIT_CLOCK_GATE_DISABLE		(1 << 6)
+#define RAMCLK_GATE_D		0x6210		/* CRL only */
+#define DEUC			0x6214          /* CRL only */
 
 /*
  * Palette regs
@@ -683,6 +844,7 @@
 #define   SDVOB_HOTPLUG_INT_EN			(1 << 26)
 #define   SDVOC_HOTPLUG_INT_EN			(1 << 25)
 #define   TV_HOTPLUG_INT_EN			(1 << 18)
+#define   CRT_EOS_INT_EN			(1 << 10)
 #define   CRT_HOTPLUG_INT_EN			(1 << 9)
 #define   CRT_HOTPLUG_FORCE_DETECT		(1 << 3)
 #define CRT_HOTPLUG_ACTIVATION_PERIOD_32	(0 << 8)
@@ -717,6 +879,7 @@
 #define   DPC_HOTPLUG_INT_STATUS		(1 << 28)
 #define   HDMID_HOTPLUG_INT_STATUS		(1 << 27)
 #define   DPD_HOTPLUG_INT_STATUS		(1 << 27)
+#define   CRT_EOS_INT_STATUS			(1 << 12)
 #define   CRT_HOTPLUG_INT_STATUS		(1 << 11)
 #define   TV_HOTPLUG_INT_STATUS			(1 << 10)
 #define   CRT_HOTPLUG_MONITOR_MASK		(3 << 8)
@@ -805,6 +968,8 @@
 #define   LVDS_PORT_EN			(1 << 31)
 /* Selects pipe B for LVDS data.  Must be set on pre-965. */
 #define   LVDS_PIPEB_SELECT		(1 << 30)
+/* Enable border for unscaled (or aspect-scaled) display */
+#define   LVDS_BORDER_ENABLE		(1 << 15)
 /*
  * Enables the A0-A2 data pairs and CLKA, containing 18 bits of color data per
  * pixel.
@@ -915,6 +1080,8 @@
 #define   BACKLIGHT_DUTY_CYCLE_SHIFT		(0)
 #define   BACKLIGHT_DUTY_CYCLE_MASK		(0xffff)
 
+#define BLC_HIST_CTL		0x61260
+
 /* TV port control */
 #define TV_CTL			0x68000
 /** Enables the TV encoder */
@@ -1586,6 +1753,7 @@
 #define   PIPECONF_PROGRESSIVE	(0 << 21)
 #define   PIPECONF_INTERLACE_W_FIELD_INDICATION	(6 << 21)
 #define   PIPECONF_INTERLACE_FIELD_0_ONLY		(7 << 21)
+#define   PIPECONF_CXSR_DOWNCLOCK	(1<<16)
 #define PIPEASTAT		0x70024
 #define   PIPE_FIFO_UNDERRUN_STATUS		(1UL<<31)
 #define   PIPE_CRC_ERROR_ENABLE			(1UL<<29)
@@ -1616,6 +1784,11 @@
 #define   PIPE_START_VBLANK_INTERRUPT_STATUS	(1UL<<2) /* 965 or later */
 #define   PIPE_VBLANK_INTERRUPT_STATUS		(1UL<<1)
 #define   PIPE_OVERLAY_UPDATED_STATUS		(1UL<<0)
+#define   PIPE_BPC_MASK 			(7 << 5) /* Ironlake */
+#define   PIPE_8BPC				(0 << 5)
+#define   PIPE_10BPC				(1 << 5)
+#define   PIPE_6BPC				(2 << 5)
+#define   PIPE_12BPC				(3 << 5)
 
 #define DSPARB			0x70030
 #define   DSPARB_CSTART_MASK	(0x7f << 7)
@@ -1626,17 +1799,29 @@
 #define   DSPARB_AEND_SHIFT	0
 
 #define DSPFW1			0x70034
+#define   DSPFW_SR_SHIFT	23
+#define   DSPFW_CURSORB_SHIFT	16
+#define   DSPFW_PLANEB_SHIFT	8
 #define DSPFW2			0x70038
+#define   DSPFW_CURSORA_MASK	0x00003f00
+#define   DSPFW_CURSORA_SHIFT	16
 #define DSPFW3			0x7003c
+#define   DSPFW_HPLL_SR_EN	(1<<31)
+#define   DSPFW_CURSOR_SR_SHIFT	24
 #define   IGD_SELF_REFRESH_EN	(1<<30)
 
 /* FIFO watermark sizes etc */
+#define G4X_FIFO_LINE_SIZE	64
 #define I915_FIFO_LINE_SIZE	64
 #define I830_FIFO_LINE_SIZE	32
+
+#define G4X_FIFO_SIZE		127
 #define I945_FIFO_SIZE		127 /* 945 & 965 */
 #define I915_FIFO_SIZE		95
 #define I855GM_FIFO_SIZE	127 /* In cachelines */
 #define I830_FIFO_SIZE		95
+
+#define G4X_MAX_WM		0x3f
 #define I915_MAX_WM		0x3f
 
 #define IGD_DISPLAY_FIFO	512 /* in 64byte unit */
@@ -1733,6 +1918,7 @@
 #define   DISPPLANE_NO_LINE_DOUBLE		0
 #define   DISPPLANE_STEREO_POLARITY_FIRST	0
 #define   DISPPLANE_STEREO_POLARITY_SECOND	(1<<18)
+#define   DISPPLANE_TRICKLE_FEED_DISABLE	(1<<14) /* IGDNG */
 #define   DISPPLANE_TILED			(1<<10)
 #define DSPAADDR		0x70184
 #define DSPASTRIDE		0x70188
@@ -1865,8 +2051,15 @@
 #define PFA_CTL_1               0x68080
 #define PFB_CTL_1               0x68880
 #define  PF_ENABLE              (1<<31)
+#define  PF_FILTER_MASK		(3<<23)
+#define  PF_FILTER_PROGRAMMED	(0<<23)
+#define  PF_FILTER_MED_3x3	(1<<23)
+#define  PF_FILTER_EDGE_ENHANCE	(2<<23)
+#define  PF_FILTER_EDGE_SOFTEN	(3<<23)
 #define PFA_WIN_SZ		0x68074
 #define PFB_WIN_SZ		0x68874
+#define PFA_WIN_POS		0x68070
+#define PFB_WIN_POS		0x68870
 
 /* legacy palette */
 #define LGC_PALETTE_A           0x4a000
@@ -1913,6 +2106,9 @@
 #define GTIIR   0x44018
 #define GTIER   0x4401c
 
+#define DISP_ARB_CTL	0x45000
+#define  DISP_TILE_SURFACE_SWIZZLING	(1<<13)
+
 /* PCH */
 
 /* south display engine interrupt */
@@ -1979,11 +2175,11 @@
 #define  DREF_CPU_SOURCE_OUTPUT_MASK		(3<<13)
 #define  DREF_SSC_SOURCE_DISABLE                (0<<11)
 #define  DREF_SSC_SOURCE_ENABLE                 (2<<11)
-#define  DREF_SSC_SOURCE_MASK			(2<<11)
+#define  DREF_SSC_SOURCE_MASK			(3<<11)
 #define  DREF_NONSPREAD_SOURCE_DISABLE          (0<<9)
 #define  DREF_NONSPREAD_CK505_ENABLE		(1<<9)
 #define  DREF_NONSPREAD_SOURCE_ENABLE           (2<<9)
-#define  DREF_NONSPREAD_SOURCE_MASK		(2<<9)
+#define  DREF_NONSPREAD_SOURCE_MASK		(3<<9)
 #define  DREF_SUPERSPREAD_SOURCE_DISABLE        (0<<7)
 #define  DREF_SUPERSPREAD_SOURCE_ENABLE         (2<<7)
 #define  DREF_SSC4_DOWNSPREAD                   (0<<6)
diff --git a/drivers/gpu/drm/i915/i915_suspend.c b/drivers/gpu/drm/i915/i915_suspend.c
index 1d04e1904ac6..6eec8171a44e 100644
--- a/drivers/gpu/drm/i915/i915_suspend.c
+++ b/drivers/gpu/drm/i915/i915_suspend.c
@@ -32,11 +32,15 @@
 static bool i915_pipe_enabled(struct drm_device *dev, enum pipe pipe)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	u32	dpll_reg;
 
-	if (pipe == PIPE_A)
-		return (I915_READ(DPLL_A) & DPLL_VCO_ENABLE);
-	else
-		return (I915_READ(DPLL_B) & DPLL_VCO_ENABLE);
+	if (IS_IGDNG(dev)) {
+		dpll_reg = (pipe == PIPE_A) ? PCH_DPLL_A: PCH_DPLL_B;
+	} else {
+		dpll_reg = (pipe == PIPE_A) ? DPLL_A: DPLL_B;
+	}
+
+	return (I915_READ(dpll_reg) & DPLL_VCO_ENABLE);
 }
 
 static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
@@ -49,6 +53,9 @@ static void i915_save_palette(struct drm_device *dev, enum pipe pipe)
 	if (!i915_pipe_enabled(dev, pipe))
 		return;
 
+	if (IS_IGDNG(dev))
+		reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B;
+
 	if (pipe == PIPE_A)
 		array = dev_priv->save_palette_a;
 	else
@@ -68,6 +75,9 @@ static void i915_restore_palette(struct drm_device *dev, enum pipe pipe)
 	if (!i915_pipe_enabled(dev, pipe))
 		return;
 
+	if (IS_IGDNG(dev))
+		reg = (pipe == PIPE_A) ? LGC_PALETTE_A : LGC_PALETTE_B;
+
 	if (pipe == PIPE_A)
 		array = dev_priv->save_palette_a;
 	else
@@ -228,13 +238,25 @@ static void i915_save_modeset_reg(struct drm_device *dev)
 
 	if (drm_core_check_feature(dev, DRIVER_MODESET))
 		return;
+
+	if (IS_IGDNG(dev)) {
+		dev_priv->savePCH_DREF_CONTROL = I915_READ(PCH_DREF_CONTROL);
+		dev_priv->saveDISP_ARB_CTL = I915_READ(DISP_ARB_CTL);
+	}
+
 	/* Pipe & plane A info */
 	dev_priv->savePIPEACONF = I915_READ(PIPEACONF);
 	dev_priv->savePIPEASRC = I915_READ(PIPEASRC);
-	dev_priv->saveFPA0 = I915_READ(FPA0);
-	dev_priv->saveFPA1 = I915_READ(FPA1);
-	dev_priv->saveDPLL_A = I915_READ(DPLL_A);
-	if (IS_I965G(dev))
+	if (IS_IGDNG(dev)) {
+		dev_priv->saveFPA0 = I915_READ(PCH_FPA0);
+		dev_priv->saveFPA1 = I915_READ(PCH_FPA1);
+		dev_priv->saveDPLL_A = I915_READ(PCH_DPLL_A);
+	} else {
+		dev_priv->saveFPA0 = I915_READ(FPA0);
+		dev_priv->saveFPA1 = I915_READ(FPA1);
+		dev_priv->saveDPLL_A = I915_READ(DPLL_A);
+	}
+	if (IS_I965G(dev) && !IS_IGDNG(dev))
 		dev_priv->saveDPLL_A_MD = I915_READ(DPLL_A_MD);
 	dev_priv->saveHTOTAL_A = I915_READ(HTOTAL_A);
 	dev_priv->saveHBLANK_A = I915_READ(HBLANK_A);
@@ -242,7 +264,30 @@ static void i915_save_modeset_reg(struct drm_device *dev)
 	dev_priv->saveVTOTAL_A = I915_READ(VTOTAL_A);
 	dev_priv->saveVBLANK_A = I915_READ(VBLANK_A);
 	dev_priv->saveVSYNC_A = I915_READ(VSYNC_A);
-	dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+	if (!IS_IGDNG(dev))
+		dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+
+	if (IS_IGDNG(dev)) {
+		dev_priv->savePIPEA_DATA_M1 = I915_READ(PIPEA_DATA_M1);
+		dev_priv->savePIPEA_DATA_N1 = I915_READ(PIPEA_DATA_N1);
+		dev_priv->savePIPEA_LINK_M1 = I915_READ(PIPEA_LINK_M1);
+		dev_priv->savePIPEA_LINK_N1 = I915_READ(PIPEA_LINK_N1);
+
+		dev_priv->saveFDI_TXA_CTL = I915_READ(FDI_TXA_CTL);
+		dev_priv->saveFDI_RXA_CTL = I915_READ(FDI_RXA_CTL);
+
+		dev_priv->savePFA_CTL_1 = I915_READ(PFA_CTL_1);
+		dev_priv->savePFA_WIN_SZ = I915_READ(PFA_WIN_SZ);
+		dev_priv->savePFA_WIN_POS = I915_READ(PFA_WIN_POS);
+
+		dev_priv->saveTRANSACONF = I915_READ(TRANSACONF);
+		dev_priv->saveTRANS_HTOTAL_A = I915_READ(TRANS_HTOTAL_A);
+		dev_priv->saveTRANS_HBLANK_A = I915_READ(TRANS_HBLANK_A);
+		dev_priv->saveTRANS_HSYNC_A = I915_READ(TRANS_HSYNC_A);
+		dev_priv->saveTRANS_VTOTAL_A = I915_READ(TRANS_VTOTAL_A);
+		dev_priv->saveTRANS_VBLANK_A = I915_READ(TRANS_VBLANK_A);
+		dev_priv->saveTRANS_VSYNC_A = I915_READ(TRANS_VSYNC_A);
+	}
 
 	dev_priv->saveDSPACNTR = I915_READ(DSPACNTR);
 	dev_priv->saveDSPASTRIDE = I915_READ(DSPASTRIDE);
@@ -259,10 +304,16 @@ static void i915_save_modeset_reg(struct drm_device *dev)
 	/* Pipe & plane B info */
 	dev_priv->savePIPEBCONF = I915_READ(PIPEBCONF);
 	dev_priv->savePIPEBSRC = I915_READ(PIPEBSRC);
-	dev_priv->saveFPB0 = I915_READ(FPB0);
-	dev_priv->saveFPB1 = I915_READ(FPB1);
-	dev_priv->saveDPLL_B = I915_READ(DPLL_B);
-	if (IS_I965G(dev))
+	if (IS_IGDNG(dev)) {
+		dev_priv->saveFPB0 = I915_READ(PCH_FPB0);
+		dev_priv->saveFPB1 = I915_READ(PCH_FPB1);
+		dev_priv->saveDPLL_B = I915_READ(PCH_DPLL_B);
+	} else {
+		dev_priv->saveFPB0 = I915_READ(FPB0);
+		dev_priv->saveFPB1 = I915_READ(FPB1);
+		dev_priv->saveDPLL_B = I915_READ(DPLL_B);
+	}
+	if (IS_I965G(dev) && !IS_IGDNG(dev))
 		dev_priv->saveDPLL_B_MD = I915_READ(DPLL_B_MD);
 	dev_priv->saveHTOTAL_B = I915_READ(HTOTAL_B);
 	dev_priv->saveHBLANK_B = I915_READ(HBLANK_B);
@@ -270,7 +321,30 @@ static void i915_save_modeset_reg(struct drm_device *dev)
 	dev_priv->saveVTOTAL_B = I915_READ(VTOTAL_B);
 	dev_priv->saveVBLANK_B = I915_READ(VBLANK_B);
 	dev_priv->saveVSYNC_B = I915_READ(VSYNC_B);
-	dev_priv->saveBCLRPAT_A = I915_READ(BCLRPAT_A);
+	if (!IS_IGDNG(dev))
+		dev_priv->saveBCLRPAT_B = I915_READ(BCLRPAT_B);
+
+	if (IS_IGDNG(dev)) {
+		dev_priv->savePIPEB_DATA_M1 = I915_READ(PIPEB_DATA_M1);
+		dev_priv->savePIPEB_DATA_N1 = I915_READ(PIPEB_DATA_N1);
+		dev_priv->savePIPEB_LINK_M1 = I915_READ(PIPEB_LINK_M1);
+		dev_priv->savePIPEB_LINK_N1 = I915_READ(PIPEB_LINK_N1);
+
+		dev_priv->saveFDI_TXB_CTL = I915_READ(FDI_TXB_CTL);
+		dev_priv->saveFDI_RXB_CTL = I915_READ(FDI_RXB_CTL);
+
+		dev_priv->savePFB_CTL_1 = I915_READ(PFB_CTL_1);
+		dev_priv->savePFB_WIN_SZ = I915_READ(PFB_WIN_SZ);
+		dev_priv->savePFB_WIN_POS = I915_READ(PFB_WIN_POS);
+
+		dev_priv->saveTRANSBCONF = I915_READ(TRANSBCONF);
+		dev_priv->saveTRANS_HTOTAL_B = I915_READ(TRANS_HTOTAL_B);
+		dev_priv->saveTRANS_HBLANK_B = I915_READ(TRANS_HBLANK_B);
+		dev_priv->saveTRANS_HSYNC_B = I915_READ(TRANS_HSYNC_B);
+		dev_priv->saveTRANS_VTOTAL_B = I915_READ(TRANS_VTOTAL_B);
+		dev_priv->saveTRANS_VBLANK_B = I915_READ(TRANS_VBLANK_B);
+		dev_priv->saveTRANS_VSYNC_B = I915_READ(TRANS_VSYNC_B);
+	}
 
 	dev_priv->saveDSPBCNTR = I915_READ(DSPBCNTR);
 	dev_priv->saveDSPBSTRIDE = I915_READ(DSPBSTRIDE);
@@ -285,26 +359,50 @@ static void i915_save_modeset_reg(struct drm_device *dev)
 	dev_priv->savePIPEBSTAT = I915_READ(PIPEBSTAT);
 	return;
 }
+
 static void i915_restore_modeset_reg(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
+	int dpll_a_reg, fpa0_reg, fpa1_reg;
+	int dpll_b_reg, fpb0_reg, fpb1_reg;
 
 	if (drm_core_check_feature(dev, DRIVER_MODESET))
 		return;
 
+	if (IS_IGDNG(dev)) {
+		dpll_a_reg = PCH_DPLL_A;
+		dpll_b_reg = PCH_DPLL_B;
+		fpa0_reg = PCH_FPA0;
+		fpb0_reg = PCH_FPB0;
+		fpa1_reg = PCH_FPA1;
+		fpb1_reg = PCH_FPB1;
+	} else {
+		dpll_a_reg = DPLL_A;
+		dpll_b_reg = DPLL_B;
+		fpa0_reg = FPA0;
+		fpb0_reg = FPB0;
+		fpa1_reg = FPA1;
+		fpb1_reg = FPB1;
+	}
+
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(PCH_DREF_CONTROL, dev_priv->savePCH_DREF_CONTROL);
+		I915_WRITE(DISP_ARB_CTL, dev_priv->saveDISP_ARB_CTL);
+	}
+
 	/* Pipe & plane A info */
 	/* Prime the clock */
 	if (dev_priv->saveDPLL_A & DPLL_VCO_ENABLE) {
-		I915_WRITE(DPLL_A, dev_priv->saveDPLL_A &
+		I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A &
 			   ~DPLL_VCO_ENABLE);
 		DRM_UDELAY(150);
 	}
-	I915_WRITE(FPA0, dev_priv->saveFPA0);
-	I915_WRITE(FPA1, dev_priv->saveFPA1);
+	I915_WRITE(fpa0_reg, dev_priv->saveFPA0);
+	I915_WRITE(fpa1_reg, dev_priv->saveFPA1);
 	/* Actually enable it */
-	I915_WRITE(DPLL_A, dev_priv->saveDPLL_A);
+	I915_WRITE(dpll_a_reg, dev_priv->saveDPLL_A);
 	DRM_UDELAY(150);
-	if (IS_I965G(dev))
+	if (IS_I965G(dev) && !IS_IGDNG(dev))
 		I915_WRITE(DPLL_A_MD, dev_priv->saveDPLL_A_MD);
 	DRM_UDELAY(150);
 
@@ -315,7 +413,30 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
 	I915_WRITE(VTOTAL_A, dev_priv->saveVTOTAL_A);
 	I915_WRITE(VBLANK_A, dev_priv->saveVBLANK_A);
 	I915_WRITE(VSYNC_A, dev_priv->saveVSYNC_A);
-	I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
+	if (!IS_IGDNG(dev))
+		I915_WRITE(BCLRPAT_A, dev_priv->saveBCLRPAT_A);
+
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(PIPEA_DATA_M1, dev_priv->savePIPEA_DATA_M1);
+		I915_WRITE(PIPEA_DATA_N1, dev_priv->savePIPEA_DATA_N1);
+		I915_WRITE(PIPEA_LINK_M1, dev_priv->savePIPEA_LINK_M1);
+		I915_WRITE(PIPEA_LINK_N1, dev_priv->savePIPEA_LINK_N1);
+
+		I915_WRITE(FDI_RXA_CTL, dev_priv->saveFDI_RXA_CTL);
+		I915_WRITE(FDI_TXA_CTL, dev_priv->saveFDI_TXA_CTL);
+
+		I915_WRITE(PFA_CTL_1, dev_priv->savePFA_CTL_1);
+		I915_WRITE(PFA_WIN_SZ, dev_priv->savePFA_WIN_SZ);
+		I915_WRITE(PFA_WIN_POS, dev_priv->savePFA_WIN_POS);
+
+		I915_WRITE(TRANSACONF, dev_priv->saveTRANSACONF);
+		I915_WRITE(TRANS_HTOTAL_A, dev_priv->saveTRANS_HTOTAL_A);
+		I915_WRITE(TRANS_HBLANK_A, dev_priv->saveTRANS_HBLANK_A);
+		I915_WRITE(TRANS_HSYNC_A, dev_priv->saveTRANS_HSYNC_A);
+		I915_WRITE(TRANS_VTOTAL_A, dev_priv->saveTRANS_VTOTAL_A);
+		I915_WRITE(TRANS_VBLANK_A, dev_priv->saveTRANS_VBLANK_A);
+		I915_WRITE(TRANS_VSYNC_A, dev_priv->saveTRANS_VSYNC_A);
+	}
 
 	/* Restore plane info */
 	I915_WRITE(DSPASIZE, dev_priv->saveDSPASIZE);
@@ -337,16 +458,16 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
 
 	/* Pipe & plane B info */
 	if (dev_priv->saveDPLL_B & DPLL_VCO_ENABLE) {
-		I915_WRITE(DPLL_B, dev_priv->saveDPLL_B &
+		I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B &
 			   ~DPLL_VCO_ENABLE);
 		DRM_UDELAY(150);
 	}
-	I915_WRITE(FPB0, dev_priv->saveFPB0);
-	I915_WRITE(FPB1, dev_priv->saveFPB1);
+	I915_WRITE(fpb0_reg, dev_priv->saveFPB0);
+	I915_WRITE(fpb1_reg, dev_priv->saveFPB1);
 	/* Actually enable it */
-	I915_WRITE(DPLL_B, dev_priv->saveDPLL_B);
+	I915_WRITE(dpll_b_reg, dev_priv->saveDPLL_B);
 	DRM_UDELAY(150);
-	if (IS_I965G(dev))
+	if (IS_I965G(dev) && !IS_IGDNG(dev))
 		I915_WRITE(DPLL_B_MD, dev_priv->saveDPLL_B_MD);
 	DRM_UDELAY(150);
 
@@ -357,7 +478,30 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
 	I915_WRITE(VTOTAL_B, dev_priv->saveVTOTAL_B);
 	I915_WRITE(VBLANK_B, dev_priv->saveVBLANK_B);
 	I915_WRITE(VSYNC_B, dev_priv->saveVSYNC_B);
-	I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
+	if (!IS_IGDNG(dev))
+		I915_WRITE(BCLRPAT_B, dev_priv->saveBCLRPAT_B);
+
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(PIPEB_DATA_M1, dev_priv->savePIPEB_DATA_M1);
+		I915_WRITE(PIPEB_DATA_N1, dev_priv->savePIPEB_DATA_N1);
+		I915_WRITE(PIPEB_LINK_M1, dev_priv->savePIPEB_LINK_M1);
+		I915_WRITE(PIPEB_LINK_N1, dev_priv->savePIPEB_LINK_N1);
+
+		I915_WRITE(FDI_RXB_CTL, dev_priv->saveFDI_RXB_CTL);
+		I915_WRITE(FDI_TXB_CTL, dev_priv->saveFDI_TXB_CTL);
+
+		I915_WRITE(PFB_CTL_1, dev_priv->savePFB_CTL_1);
+		I915_WRITE(PFB_WIN_SZ, dev_priv->savePFB_WIN_SZ);
+		I915_WRITE(PFB_WIN_POS, dev_priv->savePFB_WIN_POS);
+
+		I915_WRITE(TRANSBCONF, dev_priv->saveTRANSBCONF);
+		I915_WRITE(TRANS_HTOTAL_B, dev_priv->saveTRANS_HTOTAL_B);
+		I915_WRITE(TRANS_HBLANK_B, dev_priv->saveTRANS_HBLANK_B);
+		I915_WRITE(TRANS_HSYNC_B, dev_priv->saveTRANS_HSYNC_B);
+		I915_WRITE(TRANS_VTOTAL_B, dev_priv->saveTRANS_VTOTAL_B);
+		I915_WRITE(TRANS_VBLANK_B, dev_priv->saveTRANS_VBLANK_B);
+		I915_WRITE(TRANS_VSYNC_B, dev_priv->saveTRANS_VSYNC_B);
+	}
 
 	/* Restore plane info */
 	I915_WRITE(DSPBSIZE, dev_priv->saveDSPBSIZE);
@@ -379,19 +523,10 @@ static void i915_restore_modeset_reg(struct drm_device *dev)
 
 	return;
 }
-int i915_save_state(struct drm_device *dev)
+
+void i915_save_display(struct drm_device *dev)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	int i;
-
-	pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
-
-	/* Render Standby */
-	if (IS_I965G(dev) && IS_MOBILE(dev))
-		dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
-
-	/* Hardware status page */
-	dev_priv->saveHWS = I915_READ(HWS_PGA);
 
 	/* Display arbitration control */
 	dev_priv->saveDSPARB = I915_READ(DSPARB);
@@ -399,6 +534,7 @@ int i915_save_state(struct drm_device *dev)
 	/* This is only meaningful in non-KMS mode */
 	/* Don't save them in KMS mode */
 	i915_save_modeset_reg(dev);
+
 	/* Cursor state */
 	dev_priv->saveCURACNTR = I915_READ(CURACNTR);
 	dev_priv->saveCURAPOS = I915_READ(CURAPOS);
@@ -410,21 +546,43 @@ int i915_save_state(struct drm_device *dev)
 		dev_priv->saveCURSIZE = I915_READ(CURSIZE);
 
 	/* CRT state */
-	dev_priv->saveADPA = I915_READ(ADPA);
+	if (IS_IGDNG(dev)) {
+		dev_priv->saveADPA = I915_READ(PCH_ADPA);
+	} else {
+		dev_priv->saveADPA = I915_READ(ADPA);
+	}
 
 	/* LVDS state */
-	dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
-	dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
-	dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
-	if (IS_I965G(dev))
-		dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
-	if (IS_MOBILE(dev) && !IS_I830(dev))
-		dev_priv->saveLVDS = I915_READ(LVDS);
-	if (!IS_I830(dev) && !IS_845G(dev))
+	if (IS_IGDNG(dev)) {
+		dev_priv->savePP_CONTROL = I915_READ(PCH_PP_CONTROL);
+		dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_PCH_CTL1);
+		dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_PCH_CTL2);
+		dev_priv->saveBLC_CPU_PWM_CTL = I915_READ(BLC_PWM_CPU_CTL);
+		dev_priv->saveBLC_CPU_PWM_CTL2 = I915_READ(BLC_PWM_CPU_CTL2);
+		dev_priv->saveLVDS = I915_READ(PCH_LVDS);
+	} else {
+		dev_priv->savePP_CONTROL = I915_READ(PP_CONTROL);
+		dev_priv->savePFIT_PGM_RATIOS = I915_READ(PFIT_PGM_RATIOS);
+		dev_priv->saveBLC_PWM_CTL = I915_READ(BLC_PWM_CTL);
+		dev_priv->saveBLC_HIST_CTL = I915_READ(BLC_HIST_CTL);
+		if (IS_I965G(dev))
+			dev_priv->saveBLC_PWM_CTL2 = I915_READ(BLC_PWM_CTL2);
+		if (IS_MOBILE(dev) && !IS_I830(dev))
+			dev_priv->saveLVDS = I915_READ(LVDS);
+	}
+
+	if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev))
 		dev_priv->savePFIT_CONTROL = I915_READ(PFIT_CONTROL);
-	dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
-	dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
-	dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
+
+	if (IS_IGDNG(dev)) {
+		dev_priv->savePP_ON_DELAYS = I915_READ(PCH_PP_ON_DELAYS);
+		dev_priv->savePP_OFF_DELAYS = I915_READ(PCH_PP_OFF_DELAYS);
+		dev_priv->savePP_DIVISOR = I915_READ(PCH_PP_DIVISOR);
+	} else {
+		dev_priv->savePP_ON_DELAYS = I915_READ(PP_ON_DELAYS);
+		dev_priv->savePP_OFF_DELAYS = I915_READ(PP_OFF_DELAYS);
+		dev_priv->savePP_DIVISOR = I915_READ(PP_DIVISOR);
+	}
 
 	/* Display Port state */
 	if (SUPPORTS_INTEGRATED_DP(dev)) {
@@ -443,25 +601,162 @@ int i915_save_state(struct drm_device *dev)
 	/* FIXME: save TV & SDVO state */
 
 	/* FBC state */
-	dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE);
-	dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE);
-	dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
-	dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
-
-	/* Interrupt state */
-	dev_priv->saveIIR = I915_READ(IIR);
-	dev_priv->saveIER = I915_READ(IER);
-	dev_priv->saveIMR = I915_READ(IMR);
+	if (IS_GM45(dev)) {
+		dev_priv->saveDPFC_CB_BASE = I915_READ(DPFC_CB_BASE);
+	} else {
+		dev_priv->saveFBC_CFB_BASE = I915_READ(FBC_CFB_BASE);
+		dev_priv->saveFBC_LL_BASE = I915_READ(FBC_LL_BASE);
+		dev_priv->saveFBC_CONTROL2 = I915_READ(FBC_CONTROL2);
+		dev_priv->saveFBC_CONTROL = I915_READ(FBC_CONTROL);
+	}
 
 	/* VGA state */
 	dev_priv->saveVGA0 = I915_READ(VGA0);
 	dev_priv->saveVGA1 = I915_READ(VGA1);
 	dev_priv->saveVGA_PD = I915_READ(VGA_PD);
-	dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
+	if (IS_IGDNG(dev))
+		dev_priv->saveVGACNTRL = I915_READ(CPU_VGACNTRL);
+	else
+		dev_priv->saveVGACNTRL = I915_READ(VGACNTRL);
+
+	i915_save_vga(dev);
+}
+
+void i915_restore_display(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	/* Display arbitration */
+	I915_WRITE(DSPARB, dev_priv->saveDSPARB);
+
+	/* Display port ratios (must be done before clock is set) */
+	if (SUPPORTS_INTEGRATED_DP(dev)) {
+		I915_WRITE(PIPEA_GMCH_DATA_M, dev_priv->savePIPEA_GMCH_DATA_M);
+		I915_WRITE(PIPEB_GMCH_DATA_M, dev_priv->savePIPEB_GMCH_DATA_M);
+		I915_WRITE(PIPEA_GMCH_DATA_N, dev_priv->savePIPEA_GMCH_DATA_N);
+		I915_WRITE(PIPEB_GMCH_DATA_N, dev_priv->savePIPEB_GMCH_DATA_N);
+		I915_WRITE(PIPEA_DP_LINK_M, dev_priv->savePIPEA_DP_LINK_M);
+		I915_WRITE(PIPEB_DP_LINK_M, dev_priv->savePIPEB_DP_LINK_M);
+		I915_WRITE(PIPEA_DP_LINK_N, dev_priv->savePIPEA_DP_LINK_N);
+		I915_WRITE(PIPEB_DP_LINK_N, dev_priv->savePIPEB_DP_LINK_N);
+	}
+
+	/* This is only meaningful in non-KMS mode */
+	/* Don't restore them in KMS mode */
+	i915_restore_modeset_reg(dev);
+
+	/* Cursor state */
+	I915_WRITE(CURAPOS, dev_priv->saveCURAPOS);
+	I915_WRITE(CURACNTR, dev_priv->saveCURACNTR);
+	I915_WRITE(CURABASE, dev_priv->saveCURABASE);
+	I915_WRITE(CURBPOS, dev_priv->saveCURBPOS);
+	I915_WRITE(CURBCNTR, dev_priv->saveCURBCNTR);
+	I915_WRITE(CURBBASE, dev_priv->saveCURBBASE);
+	if (!IS_I9XX(dev))
+		I915_WRITE(CURSIZE, dev_priv->saveCURSIZE);
+
+	/* CRT state */
+	if (IS_IGDNG(dev))
+		I915_WRITE(PCH_ADPA, dev_priv->saveADPA);
+	else
+		I915_WRITE(ADPA, dev_priv->saveADPA);
+
+	/* LVDS state */
+	if (IS_I965G(dev) && !IS_IGDNG(dev))
+		I915_WRITE(BLC_PWM_CTL2, dev_priv->saveBLC_PWM_CTL2);
+
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(PCH_LVDS, dev_priv->saveLVDS);
+	} else if (IS_MOBILE(dev) && !IS_I830(dev))
+		I915_WRITE(LVDS, dev_priv->saveLVDS);
+
+	if (!IS_I830(dev) && !IS_845G(dev) && !IS_IGDNG(dev))
+		I915_WRITE(PFIT_CONTROL, dev_priv->savePFIT_CONTROL);
+
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(BLC_PWM_PCH_CTL1, dev_priv->saveBLC_PWM_CTL);
+		I915_WRITE(BLC_PWM_PCH_CTL2, dev_priv->saveBLC_PWM_CTL2);
+		I915_WRITE(BLC_PWM_CPU_CTL, dev_priv->saveBLC_CPU_PWM_CTL);
+		I915_WRITE(BLC_PWM_CPU_CTL2, dev_priv->saveBLC_CPU_PWM_CTL2);
+		I915_WRITE(PCH_PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
+		I915_WRITE(PCH_PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
+		I915_WRITE(PCH_PP_DIVISOR, dev_priv->savePP_DIVISOR);
+		I915_WRITE(PCH_PP_CONTROL, dev_priv->savePP_CONTROL);
+	} else {
+		I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS);
+		I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
+		I915_WRITE(BLC_HIST_CTL, dev_priv->saveBLC_HIST_CTL);
+		I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
+		I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
+		I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
+		I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
+	}
+
+	/* Display Port state */
+	if (SUPPORTS_INTEGRATED_DP(dev)) {
+		I915_WRITE(DP_B, dev_priv->saveDP_B);
+		I915_WRITE(DP_C, dev_priv->saveDP_C);
+		I915_WRITE(DP_D, dev_priv->saveDP_D);
+	}
+	/* FIXME: restore TV & SDVO state */
+
+	/* FBC info */
+	if (IS_GM45(dev)) {
+		g4x_disable_fbc(dev);
+		I915_WRITE(DPFC_CB_BASE, dev_priv->saveDPFC_CB_BASE);
+	} else {
+		i8xx_disable_fbc(dev);
+		I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE);
+		I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE);
+		I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2);
+		I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL);
+	}
+
+	/* VGA state */
+	if (IS_IGDNG(dev))
+		I915_WRITE(CPU_VGACNTRL, dev_priv->saveVGACNTRL);
+	else
+		I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
+	I915_WRITE(VGA0, dev_priv->saveVGA0);
+	I915_WRITE(VGA1, dev_priv->saveVGA1);
+	I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
+	DRM_UDELAY(150);
+
+	i915_restore_vga(dev);
+}
+
+int i915_save_state(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int i;
+
+	pci_read_config_byte(dev->pdev, LBB, &dev_priv->saveLBB);
+
+	/* Render Standby */
+	if (IS_I965G(dev) && IS_MOBILE(dev))
+		dev_priv->saveRENDERSTANDBY = I915_READ(MCHBAR_RENDER_STANDBY);
+
+	/* Hardware status page */
+	dev_priv->saveHWS = I915_READ(HWS_PGA);
+
+	i915_save_display(dev);
+
+	/* Interrupt state */
+	if (IS_IGDNG(dev)) {
+		dev_priv->saveDEIER = I915_READ(DEIER);
+		dev_priv->saveDEIMR = I915_READ(DEIMR);
+		dev_priv->saveGTIER = I915_READ(GTIER);
+		dev_priv->saveGTIMR = I915_READ(GTIMR);
+		dev_priv->saveFDI_RXA_IMR = I915_READ(FDI_RXA_IMR);
+		dev_priv->saveFDI_RXB_IMR = I915_READ(FDI_RXB_IMR);
+	} else {
+		dev_priv->saveIER = I915_READ(IER);
+		dev_priv->saveIMR = I915_READ(IMR);
+	}
 
 	/* Clock gating state */
 	dev_priv->saveD_STATE = I915_READ(D_STATE);
-	dev_priv->saveCG_2D_DIS = I915_READ(CG_2D_DIS);
+	dev_priv->saveDSPCLK_GATE_D = I915_READ(DSPCLK_GATE_D); /* Not sure about this */
 
 	/* Cache mode state */
 	dev_priv->saveCACHE_MODE_0 = I915_READ(CACHE_MODE_0);
@@ -489,7 +784,6 @@ int i915_save_state(struct drm_device *dev)
 			for (i = 0; i < 8; i++)
 				dev_priv->saveFENCE[i+8] = I915_READ(FENCE_REG_945_8 + (i * 4));
 	}
-	i915_save_vga(dev);
 
 	return 0;
 }
@@ -508,9 +802,6 @@ int i915_restore_state(struct drm_device *dev)
 	/* Hardware status page */
 	I915_WRITE(HWS_PGA, dev_priv->saveHWS);
 
-	/* Display arbitration */
-	I915_WRITE(DSPARB, dev_priv->saveDSPARB);
-
 	/* Fences */
 	if (IS_I965G(dev)) {
 		for (i = 0; i < 16; i++)
@@ -522,73 +813,25 @@ int i915_restore_state(struct drm_device *dev)
 			for (i = 0; i < 8; i++)
 				I915_WRITE(FENCE_REG_945_8 + (i * 4), dev_priv->saveFENCE[i+8]);
 	}
-	
-	/* Display port ratios (must be done before clock is set) */
-	if (SUPPORTS_INTEGRATED_DP(dev)) {
-		I915_WRITE(PIPEA_GMCH_DATA_M, dev_priv->savePIPEA_GMCH_DATA_M);
-		I915_WRITE(PIPEB_GMCH_DATA_M, dev_priv->savePIPEB_GMCH_DATA_M);
-		I915_WRITE(PIPEA_GMCH_DATA_N, dev_priv->savePIPEA_GMCH_DATA_N);
-		I915_WRITE(PIPEB_GMCH_DATA_N, dev_priv->savePIPEB_GMCH_DATA_N);
-		I915_WRITE(PIPEA_DP_LINK_M, dev_priv->savePIPEA_DP_LINK_M);
-		I915_WRITE(PIPEB_DP_LINK_M, dev_priv->savePIPEB_DP_LINK_M);
-		I915_WRITE(PIPEA_DP_LINK_N, dev_priv->savePIPEA_DP_LINK_N);
-		I915_WRITE(PIPEB_DP_LINK_N, dev_priv->savePIPEB_DP_LINK_N);
-	}
-	/* This is only meaningful in non-KMS mode */
-	/* Don't restore them in KMS mode */
-	i915_restore_modeset_reg(dev);
-	/* Cursor state */
-	I915_WRITE(CURAPOS, dev_priv->saveCURAPOS);
-	I915_WRITE(CURACNTR, dev_priv->saveCURACNTR);
-	I915_WRITE(CURABASE, dev_priv->saveCURABASE);
-	I915_WRITE(CURBPOS, dev_priv->saveCURBPOS);
-	I915_WRITE(CURBCNTR, dev_priv->saveCURBCNTR);
-	I915_WRITE(CURBBASE, dev_priv->saveCURBBASE);
-	if (!IS_I9XX(dev))
-		I915_WRITE(CURSIZE, dev_priv->saveCURSIZE);
 
-	/* CRT state */
-	I915_WRITE(ADPA, dev_priv->saveADPA);
+	i915_restore_display(dev);
 
-	/* LVDS state */
-	if (IS_I965G(dev))
-		I915_WRITE(BLC_PWM_CTL2, dev_priv->saveBLC_PWM_CTL2);
-	if (IS_MOBILE(dev) && !IS_I830(dev))
-		I915_WRITE(LVDS, dev_priv->saveLVDS);
-	if (!IS_I830(dev) && !IS_845G(dev))
-		I915_WRITE(PFIT_CONTROL, dev_priv->savePFIT_CONTROL);
-
-	I915_WRITE(PFIT_PGM_RATIOS, dev_priv->savePFIT_PGM_RATIOS);
-	I915_WRITE(BLC_PWM_CTL, dev_priv->saveBLC_PWM_CTL);
-	I915_WRITE(PP_ON_DELAYS, dev_priv->savePP_ON_DELAYS);
-	I915_WRITE(PP_OFF_DELAYS, dev_priv->savePP_OFF_DELAYS);
-	I915_WRITE(PP_DIVISOR, dev_priv->savePP_DIVISOR);
-	I915_WRITE(PP_CONTROL, dev_priv->savePP_CONTROL);
-
-	/* Display Port state */
-	if (SUPPORTS_INTEGRATED_DP(dev)) {
-		I915_WRITE(DP_B, dev_priv->saveDP_B);
-		I915_WRITE(DP_C, dev_priv->saveDP_C);
-		I915_WRITE(DP_D, dev_priv->saveDP_D);
+	/* Interrupt state */
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(DEIER, dev_priv->saveDEIER);
+		I915_WRITE(DEIMR, dev_priv->saveDEIMR);
+		I915_WRITE(GTIER, dev_priv->saveGTIER);
+		I915_WRITE(GTIMR, dev_priv->saveGTIMR);
+		I915_WRITE(FDI_RXA_IMR, dev_priv->saveFDI_RXA_IMR);
+		I915_WRITE(FDI_RXB_IMR, dev_priv->saveFDI_RXB_IMR);
+	} else {
+		I915_WRITE (IER, dev_priv->saveIER);
+		I915_WRITE (IMR,  dev_priv->saveIMR);
 	}
-	/* FIXME: restore TV & SDVO state */
-
-	/* FBC info */
-	I915_WRITE(FBC_CFB_BASE, dev_priv->saveFBC_CFB_BASE);
-	I915_WRITE(FBC_LL_BASE, dev_priv->saveFBC_LL_BASE);
-	I915_WRITE(FBC_CONTROL2, dev_priv->saveFBC_CONTROL2);
-	I915_WRITE(FBC_CONTROL, dev_priv->saveFBC_CONTROL);
-
-	/* VGA state */
-	I915_WRITE(VGACNTRL, dev_priv->saveVGACNTRL);
-	I915_WRITE(VGA0, dev_priv->saveVGA0);
-	I915_WRITE(VGA1, dev_priv->saveVGA1);
-	I915_WRITE(VGA_PD, dev_priv->saveVGA_PD);
-	DRM_UDELAY(150);
 
 	/* Clock gating state */
 	I915_WRITE (D_STATE, dev_priv->saveD_STATE);
-	I915_WRITE (CG_2D_DIS, dev_priv->saveCG_2D_DIS);
+	I915_WRITE (DSPCLK_GATE_D, dev_priv->saveDSPCLK_GATE_D);
 
 	/* Cache mode state */
 	I915_WRITE (CACHE_MODE_0, dev_priv->saveCACHE_MODE_0 | 0xffff0000);
@@ -603,8 +846,6 @@ int i915_restore_state(struct drm_device *dev)
 	for (i = 0; i < 3; i++)
 		I915_WRITE(SWF30 + (i << 2), dev_priv->saveSWF2[i]);
 
-	i915_restore_vga(dev);
-
 	return 0;
 }
 
diff --git a/drivers/gpu/drm/i915/i915_trace.h b/drivers/gpu/drm/i915/i915_trace.h
new file mode 100644
index 000000000000..01840d9bc38f
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_trace.h
@@ -0,0 +1,316 @@
+#if !defined(_I915_TRACE_H_) || defined(TRACE_HEADER_MULTI_READ)
+#define _I915_TRACE_H_
+
+#include <linux/stringify.h>
+#include <linux/types.h>
+#include <linux/tracepoint.h>
+
+#include <drm/drmP.h>
+
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM i915
+#define TRACE_SYSTEM_STRING __stringify(TRACE_SYSTEM)
+#define TRACE_INCLUDE_FILE i915_trace
+
+/* object tracking */
+
+TRACE_EVENT(i915_gem_object_create,
+
+	    TP_PROTO(struct drm_gem_object *obj),
+
+	    TP_ARGS(obj),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     __field(u32, size)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   __entry->size = obj->size;
+			   ),
+
+	    TP_printk("obj=%p, size=%u", __entry->obj, __entry->size)
+);
+
+TRACE_EVENT(i915_gem_object_bind,
+
+	    TP_PROTO(struct drm_gem_object *obj, u32 gtt_offset),
+
+	    TP_ARGS(obj, gtt_offset),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     __field(u32, gtt_offset)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   __entry->gtt_offset = gtt_offset;
+			   ),
+
+	    TP_printk("obj=%p, gtt_offset=%08x",
+		      __entry->obj, __entry->gtt_offset)
+);
+
+TRACE_EVENT(i915_gem_object_clflush,
+
+	    TP_PROTO(struct drm_gem_object *obj),
+
+	    TP_ARGS(obj),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   ),
+
+	    TP_printk("obj=%p", __entry->obj)
+);
+
+TRACE_EVENT(i915_gem_object_change_domain,
+
+	    TP_PROTO(struct drm_gem_object *obj, uint32_t old_read_domains, uint32_t old_write_domain),
+
+	    TP_ARGS(obj, old_read_domains, old_write_domain),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     __field(u32, read_domains)
+			     __field(u32, write_domain)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   __entry->read_domains = obj->read_domains | (old_read_domains << 16);
+			   __entry->write_domain = obj->write_domain | (old_write_domain << 16);
+			   ),
+
+	    TP_printk("obj=%p, read=%04x, write=%04x",
+		      __entry->obj,
+		      __entry->read_domains, __entry->write_domain)
+);
+
+TRACE_EVENT(i915_gem_object_get_fence,
+
+	    TP_PROTO(struct drm_gem_object *obj, int fence, int tiling_mode),
+
+	    TP_ARGS(obj, fence, tiling_mode),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     __field(int, fence)
+			     __field(int, tiling_mode)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   __entry->fence = fence;
+			   __entry->tiling_mode = tiling_mode;
+			   ),
+
+	    TP_printk("obj=%p, fence=%d, tiling=%d",
+		      __entry->obj, __entry->fence, __entry->tiling_mode)
+);
+
+TRACE_EVENT(i915_gem_object_unbind,
+
+	    TP_PROTO(struct drm_gem_object *obj),
+
+	    TP_ARGS(obj),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   ),
+
+	    TP_printk("obj=%p", __entry->obj)
+);
+
+TRACE_EVENT(i915_gem_object_destroy,
+
+	    TP_PROTO(struct drm_gem_object *obj),
+
+	    TP_ARGS(obj),
+
+	    TP_STRUCT__entry(
+			     __field(struct drm_gem_object *, obj)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->obj = obj;
+			   ),
+
+	    TP_printk("obj=%p", __entry->obj)
+);
+
+/* batch tracing */
+
+TRACE_EVENT(i915_gem_request_submit,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno),
+
+	    TP_ARGS(dev, seqno),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   i915_trace_irq_get(dev, seqno);
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno)
+);
+
+TRACE_EVENT(i915_gem_request_flush,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno,
+		     u32 flush_domains, u32 invalidate_domains),
+
+	    TP_ARGS(dev, seqno, flush_domains, invalidate_domains),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     __field(u32, flush_domains)
+			     __field(u32, invalidate_domains)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   __entry->flush_domains = flush_domains;
+			   __entry->invalidate_domains = invalidate_domains;
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u, flush=%04x, invalidate=%04x",
+		      __entry->dev, __entry->seqno,
+		      __entry->flush_domains, __entry->invalidate_domains)
+);
+
+
+TRACE_EVENT(i915_gem_request_complete,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno),
+
+	    TP_ARGS(dev, seqno),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno)
+);
+
+TRACE_EVENT(i915_gem_request_retire,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno),
+
+	    TP_ARGS(dev, seqno),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno)
+);
+
+TRACE_EVENT(i915_gem_request_wait_begin,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno),
+
+	    TP_ARGS(dev, seqno),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno)
+);
+
+TRACE_EVENT(i915_gem_request_wait_end,
+
+	    TP_PROTO(struct drm_device *dev, u32 seqno),
+
+	    TP_ARGS(dev, seqno),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     __field(u32, seqno)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   __entry->seqno = seqno;
+			   ),
+
+	    TP_printk("dev=%u, seqno=%u", __entry->dev, __entry->seqno)
+);
+
+TRACE_EVENT(i915_ring_wait_begin,
+
+	    TP_PROTO(struct drm_device *dev),
+
+	    TP_ARGS(dev),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   ),
+
+	    TP_printk("dev=%u", __entry->dev)
+);
+
+TRACE_EVENT(i915_ring_wait_end,
+
+	    TP_PROTO(struct drm_device *dev),
+
+	    TP_ARGS(dev),
+
+	    TP_STRUCT__entry(
+			     __field(u32, dev)
+			     ),
+
+	    TP_fast_assign(
+			   __entry->dev = dev->primary->index;
+			   ),
+
+	    TP_printk("dev=%u", __entry->dev)
+);
+
+#endif /* _I915_TRACE_H_ */
+
+/* This part must be outside protection */
+#undef TRACE_INCLUDE_PATH
+#define TRACE_INCLUDE_PATH ../../drivers/gpu/drm/i915
+#include <trace/define_trace.h>
diff --git a/drivers/gpu/drm/i915/i915_trace_points.c b/drivers/gpu/drm/i915/i915_trace_points.c
new file mode 100644
index 000000000000..ead876eb6ea0
--- /dev/null
+++ b/drivers/gpu/drm/i915/i915_trace_points.c
@@ -0,0 +1,11 @@
+/*
+ * Copyright © 2009 Intel Corporation
+ *
+ * Authors:
+ *    Chris Wilson <chris@chris-wilson.co.uk>
+ */
+
+#include "i915_drv.h"
+
+#define CREATE_TRACE_POINTS
+#include "i915_trace.h"
diff --git a/drivers/gpu/drm/i915/intel_bios.c b/drivers/gpu/drm/i915/intel_bios.c
index f806fcc54e09..96cd256e60e6 100644
--- a/drivers/gpu/drm/i915/intel_bios.c
+++ b/drivers/gpu/drm/i915/intel_bios.c
@@ -217,6 +217,9 @@ parse_general_features(struct drm_i915_private *dev_priv,
 			if (IS_I85X(dev_priv->dev))
 				dev_priv->lvds_ssc_freq =
 					general->ssc_freq ? 66 : 48;
+			else if (IS_IGDNG(dev_priv->dev))
+				dev_priv->lvds_ssc_freq =
+					general->ssc_freq ? 100 : 120;
 			else
 				dev_priv->lvds_ssc_freq =
 					general->ssc_freq ? 100 : 96;
@@ -348,15 +351,19 @@ parse_driver_features(struct drm_i915_private *dev_priv,
 	struct drm_device *dev = dev_priv->dev;
 	struct bdb_driver_features *driver;
 
-	/* set default for chips without eDP */
-	if (!SUPPORTS_EDP(dev)) {
-		dev_priv->edp_support = 0;
+	driver = find_section(bdb, BDB_DRIVER_FEATURES);
+	if (!driver)
 		return;
-	}
 
-	driver = find_section(bdb, BDB_DRIVER_FEATURES);
-	if (driver && driver->lvds_config == BDB_DRIVER_FEATURE_EDP)
+	if (driver && SUPPORTS_EDP(dev) &&
+	    driver->lvds_config == BDB_DRIVER_FEATURE_EDP) {
 		dev_priv->edp_support = 1;
+	} else {
+		dev_priv->edp_support = 0;
+	}
+
+	if (driver && driver->dual_frequency)
+		dev_priv->render_reclock_avail = true;
 }
 
 /**
diff --git a/drivers/gpu/drm/i915/intel_crt.c b/drivers/gpu/drm/i915/intel_crt.c
index 590f81c8f594..e5051446c48e 100644
--- a/drivers/gpu/drm/i915/intel_crt.c
+++ b/drivers/gpu/drm/i915/intel_crt.c
@@ -64,6 +64,34 @@ static void intel_crt_dpms(struct drm_encoder *encoder, int mode)
 	}
 
 	I915_WRITE(reg, temp);
+
+	if (IS_IGD(dev)) {
+		if (mode == DRM_MODE_DPMS_OFF) {
+			/* turn off DAC */
+			temp = I915_READ(PORT_HOTPLUG_EN);
+			temp &= ~CRT_EOS_INT_EN;
+			I915_WRITE(PORT_HOTPLUG_EN, temp);
+
+			temp = I915_READ(PORT_HOTPLUG_STAT);
+			if (temp & CRT_EOS_INT_STATUS)
+				I915_WRITE(PORT_HOTPLUG_STAT,
+					CRT_EOS_INT_STATUS);
+		} else {
+			/* turn on DAC. EOS interrupt must be enabled after DAC
+			 * is enabled, so it sounds not good to enable it in
+			 * i915_driver_irq_postinstall()
+			 * wait 12.5ms after DAC is enabled
+			 */
+			msleep(13);
+			temp = I915_READ(PORT_HOTPLUG_STAT);
+			if (temp & CRT_EOS_INT_STATUS)
+				I915_WRITE(PORT_HOTPLUG_STAT,
+					CRT_EOS_INT_STATUS);
+			temp = I915_READ(PORT_HOTPLUG_EN);
+			temp |= CRT_EOS_INT_EN;
+			I915_WRITE(PORT_HOTPLUG_EN, temp);
+		}
+	}
 }
 
 static int intel_crt_mode_valid(struct drm_connector *connector,
@@ -151,13 +179,10 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
 {
 	struct drm_device *dev = connector->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
-	u32 adpa, temp;
+	u32 adpa;
 	bool ret;
 
-	temp = adpa = I915_READ(PCH_ADPA);
-
-	adpa &= ~ADPA_DAC_ENABLE;
-	I915_WRITE(PCH_ADPA, adpa);
+	adpa = I915_READ(PCH_ADPA);
 
 	adpa &= ~ADPA_CRT_HOTPLUG_MASK;
 
@@ -184,8 +209,6 @@ static bool intel_igdng_crt_detect_hotplug(struct drm_connector *connector)
 	else
 		ret = false;
 
-	/* restore origin register */
-	I915_WRITE(PCH_ADPA, temp);
 	return ret;
 }
 
@@ -239,8 +262,8 @@ static bool intel_crt_detect_hotplug(struct drm_connector *connector)
 		} while (time_after(timeout, jiffies));
 	}
 
-	if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) ==
-	    CRT_HOTPLUG_MONITOR_COLOR)
+	if ((I915_READ(PORT_HOTPLUG_STAT) & CRT_HOTPLUG_MONITOR_MASK) !=
+	    CRT_HOTPLUG_MONITOR_NONE)
 		return true;
 
 	return false;
diff --git a/drivers/gpu/drm/i915/intel_display.c b/drivers/gpu/drm/i915/intel_display.c
index 748ed50c55ca..099f420de57a 100644
--- a/drivers/gpu/drm/i915/intel_display.c
+++ b/drivers/gpu/drm/i915/intel_display.c
@@ -24,6 +24,8 @@
  *	Eric Anholt <eric@anholt.net>
  */
 
+#include <linux/module.h>
+#include <linux/input.h>
 #include <linux/i2c.h>
 #include <linux/kernel.h>
 #include "drmP.h"
@@ -38,6 +40,7 @@
 
 bool intel_pipe_has_type (struct drm_crtc *crtc, int type);
 static void intel_update_watermarks(struct drm_device *dev);
+static void intel_increase_pllclock(struct drm_crtc *crtc, bool schedule);
 
 typedef struct {
     /* given values */
@@ -67,6 +70,8 @@ struct intel_limit {
     intel_p2_t	    p2;
     bool (* find_pll)(const intel_limit_t *, struct drm_crtc *,
 		      int, int, intel_clock_t *);
+    bool (* find_reduced_pll)(const intel_limit_t *, struct drm_crtc *,
+			      int, int, intel_clock_t *);
 };
 
 #define I8XX_DOT_MIN		  25000
@@ -261,6 +266,9 @@ static bool
 intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 		    int target, int refclk, intel_clock_t *best_clock);
 static bool
+intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
+			    int target, int refclk, intel_clock_t *best_clock);
+static bool
 intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 			int target, int refclk, intel_clock_t *best_clock);
 static bool
@@ -286,6 +294,7 @@ static const intel_limit_t intel_limits_i8xx_dvo = {
 	.p2  = { .dot_limit = I8XX_P2_SLOW_LIMIT,
 		 .p2_slow = I8XX_P2_SLOW,	.p2_fast = I8XX_P2_FAST },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_i8xx_lvds = {
@@ -300,6 +309,7 @@ static const intel_limit_t intel_limits_i8xx_lvds = {
 	.p2  = { .dot_limit = I8XX_P2_SLOW_LIMIT,
 		 .p2_slow = I8XX_P2_LVDS_SLOW,	.p2_fast = I8XX_P2_LVDS_FAST },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 	
 static const intel_limit_t intel_limits_i9xx_sdvo = {
@@ -314,6 +324,7 @@ static const intel_limit_t intel_limits_i9xx_sdvo = {
 	.p2  = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
 		 .p2_slow = I9XX_P2_SDVO_DAC_SLOW,	.p2_fast = I9XX_P2_SDVO_DAC_FAST },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_i9xx_lvds = {
@@ -331,6 +342,7 @@ static const intel_limit_t intel_limits_i9xx_lvds = {
 	.p2  = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
 		 .p2_slow = I9XX_P2_LVDS_SLOW,	.p2_fast = I9XX_P2_LVDS_FAST },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
     /* below parameter and function is for G4X Chipset Family*/
@@ -348,6 +360,7 @@ static const intel_limit_t intel_limits_g4x_sdvo = {
 		 .p2_fast = G4X_P2_SDVO_FAST
 	},
 	.find_pll = intel_g4x_find_best_PLL,
+	.find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_hdmi = {
@@ -364,6 +377,7 @@ static const intel_limit_t intel_limits_g4x_hdmi = {
 		 .p2_fast = G4X_P2_HDMI_DAC_FAST
 	},
 	.find_pll = intel_g4x_find_best_PLL,
+	.find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
@@ -388,6 +402,7 @@ static const intel_limit_t intel_limits_g4x_single_channel_lvds = {
 		 .p2_fast = G4X_P2_SINGLE_CHANNEL_LVDS_FAST
 	},
 	.find_pll = intel_g4x_find_best_PLL,
+	.find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
@@ -412,6 +427,7 @@ static const intel_limit_t intel_limits_g4x_dual_channel_lvds = {
 		 .p2_fast = G4X_P2_DUAL_CHANNEL_LVDS_FAST
 	},
 	.find_pll = intel_g4x_find_best_PLL,
+	.find_reduced_pll = intel_g4x_find_best_PLL,
 };
 
 static const intel_limit_t intel_limits_g4x_display_port = {
@@ -449,6 +465,7 @@ static const intel_limit_t intel_limits_igd_sdvo = {
 	.p2  = { .dot_limit = I9XX_P2_SDVO_DAC_SLOW_LIMIT,
 		 .p2_slow = I9XX_P2_SDVO_DAC_SLOW,	.p2_fast = I9XX_P2_SDVO_DAC_FAST },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_igd_lvds = {
@@ -464,6 +481,7 @@ static const intel_limit_t intel_limits_igd_lvds = {
 	.p2  = { .dot_limit = I9XX_P2_LVDS_SLOW_LIMIT,
 		 .p2_slow = I9XX_P2_LVDS_SLOW,	.p2_fast = I9XX_P2_LVDS_SLOW },
 	.find_pll = intel_find_best_PLL,
+	.find_reduced_pll = intel_find_best_reduced_PLL,
 };
 
 static const intel_limit_t intel_limits_igdng_sdvo = {
@@ -688,15 +706,16 @@ intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 
 	memset (best_clock, 0, sizeof (*best_clock));
 
-	for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {
-		for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; clock.m2++) {
-			/* m1 is always 0 in IGD */
-			if (clock.m2 >= clock.m1 && !IS_IGD(dev))
-				break;
-			for (clock.n = limit->n.min; clock.n <= limit->n.max;
-			     clock.n++) {
-				for (clock.p1 = limit->p1.min;
-				     clock.p1 <= limit->p1.max; clock.p1++) {
+	for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
+		for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max;
+		     clock.m1++) {
+			for (clock.m2 = limit->m2.min;
+			     clock.m2 <= limit->m2.max; clock.m2++) {
+				/* m1 is always 0 in IGD */
+				if (clock.m2 >= clock.m1 && !IS_IGD(dev))
+					break;
+				for (clock.n = limit->n.min;
+				     clock.n <= limit->n.max; clock.n++) {
 					int this_err;
 
 					intel_clock(dev, refclk, &clock);
@@ -717,6 +736,46 @@ intel_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 	return (err != target);
 }
 
+
+static bool
+intel_find_best_reduced_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
+			    int target, int refclk, intel_clock_t *best_clock)
+
+{
+	struct drm_device *dev = crtc->dev;
+	intel_clock_t clock;
+	int err = target;
+	bool found = false;
+
+	memcpy(&clock, best_clock, sizeof(intel_clock_t));
+
+	for (clock.m1 = limit->m1.min; clock.m1 <= limit->m1.max; clock.m1++) {
+		for (clock.m2 = limit->m2.min; clock.m2 <= limit->m2.max; clock.m2++) {
+			/* m1 is always 0 in IGD */
+			if (clock.m2 >= clock.m1 && !IS_IGD(dev))
+				break;
+			for (clock.n = limit->n.min; clock.n <= limit->n.max;
+			     clock.n++) {
+				int this_err;
+
+				intel_clock(dev, refclk, &clock);
+
+				if (!intel_PLL_is_valid(crtc, &clock))
+					continue;
+
+				this_err = abs(clock.dot - target);
+				if (this_err < err) {
+					*best_clock = clock;
+					err = this_err;
+					found = true;
+				}
+			}
+		}
+	}
+
+	return found;
+}
+
 static bool
 intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 			int target, int refclk, intel_clock_t *best_clock)
@@ -747,7 +806,7 @@ intel_g4x_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 	max_n = limit->n.max;
 	/* based on hardware requriment prefer smaller n to precision */
 	for (clock.n = limit->n.min; clock.n <= max_n; clock.n++) {
-		/* based on hardware requirment prefere larger m1,m2, p1 */
+		/* based on hardware requirment prefere larger m1,m2 */
 		for (clock.m1 = limit->m1.max;
 		     clock.m1 >= limit->m1.min; clock.m1--) {
 			for (clock.m2 = limit->m2.max;
@@ -804,10 +863,8 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 	struct drm_device *dev = crtc->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	intel_clock_t clock;
-	int max_n;
-	bool found;
 	int err_most = 47;
-	found = false;
+	int err_min = 10000;
 
 	/* eDP has only 2 clock choice, no n/m/p setting */
 	if (HAS_eDP)
@@ -818,7 +875,7 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 					       refclk, best_clock);
 
 	if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
-		if ((I915_READ(LVDS) & LVDS_CLKB_POWER_MASK) ==
+		if ((I915_READ(PCH_LVDS) & LVDS_CLKB_POWER_MASK) ==
 		    LVDS_CLKB_POWER_UP)
 			clock.p2 = limit->p2.p2_fast;
 		else
@@ -831,16 +888,14 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 	}
 
 	memset(best_clock, 0, sizeof(*best_clock));
-	max_n = limit->n.max;
-	/* based on hardware requriment prefer smaller n to precision */
-	for (clock.n = limit->n.min; clock.n <= max_n; clock.n++) {
-		/* based on hardware requirment prefere larger m1,m2, p1 */
-		for (clock.m1 = limit->m1.max;
-		     clock.m1 >= limit->m1.min; clock.m1--) {
-			for (clock.m2 = limit->m2.max;
-			     clock.m2 >= limit->m2.min; clock.m2--) {
-				for (clock.p1 = limit->p1.max;
-				     clock.p1 >= limit->p1.min; clock.p1--) {
+	for (clock.p1 = limit->p1.max; clock.p1 >= limit->p1.min; clock.p1--) {
+		/* based on hardware requriment prefer smaller n to precision */
+		for (clock.n = limit->n.min; clock.n <= limit->n.max; clock.n++) {
+			/* based on hardware requirment prefere larger m1,m2 */
+			for (clock.m1 = limit->m1.max;
+			     clock.m1 >= limit->m1.min; clock.m1--) {
+				for (clock.m2 = limit->m2.max;
+				     clock.m2 >= limit->m2.min; clock.m2--) {
 					int this_err;
 
 					intel_clock(dev, refclk, &clock);
@@ -849,18 +904,18 @@ intel_igdng_find_best_PLL(const intel_limit_t *limit, struct drm_crtc *crtc,
 					this_err = abs((10000 - (target*10000/clock.dot)));
 					if (this_err < err_most) {
 						*best_clock = clock;
-						err_most = this_err;
-						max_n = clock.n;
-						found = true;
 						/* found on first matching */
 						goto out;
+					} else if (this_err < err_min) {
+						*best_clock = clock;
+						err_min = this_err;
 					}
 				}
 			}
 		}
 	}
 out:
-	return found;
+	return true;
 }
 
 /* DisplayPort has only two frequencies, 162MHz and 270MHz */
@@ -885,6 +940,7 @@ intel_find_pll_g4x_dp(const intel_limit_t *limit, struct drm_crtc *crtc,
     clock.m = 5 * (clock.m1 + 2) + (clock.m2 + 2);
     clock.p = (clock.p1 * clock.p2);
     clock.dot = 96000 * clock.m / (clock.n + 2) / clock.p;
+    clock.vco = 0;
     memcpy(best_clock, &clock, sizeof(intel_clock_t));
     return true;
 }
@@ -896,6 +952,241 @@ intel_wait_for_vblank(struct drm_device *dev)
 	mdelay(20);
 }
 
+/* Parameters have changed, update FBC info */
+static void i8xx_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_framebuffer *fb = crtc->fb;
+	struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+	struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	int plane, i;
+	u32 fbc_ctl, fbc_ctl2;
+
+	dev_priv->cfb_pitch = dev_priv->cfb_size / FBC_LL_SIZE;
+
+	if (fb->pitch < dev_priv->cfb_pitch)
+		dev_priv->cfb_pitch = fb->pitch;
+
+	/* FBC_CTL wants 64B units */
+	dev_priv->cfb_pitch = (dev_priv->cfb_pitch / 64) - 1;
+	dev_priv->cfb_fence = obj_priv->fence_reg;
+	dev_priv->cfb_plane = intel_crtc->plane;
+	plane = dev_priv->cfb_plane == 0 ? FBC_CTL_PLANEA : FBC_CTL_PLANEB;
+
+	/* Clear old tags */
+	for (i = 0; i < (FBC_LL_SIZE / 32) + 1; i++)
+		I915_WRITE(FBC_TAG + (i * 4), 0);
+
+	/* Set it up... */
+	fbc_ctl2 = FBC_CTL_FENCE_DBL | FBC_CTL_IDLE_IMM | plane;
+	if (obj_priv->tiling_mode != I915_TILING_NONE)
+		fbc_ctl2 |= FBC_CTL_CPU_FENCE;
+	I915_WRITE(FBC_CONTROL2, fbc_ctl2);
+	I915_WRITE(FBC_FENCE_OFF, crtc->y);
+
+	/* enable it... */
+	fbc_ctl = FBC_CTL_EN | FBC_CTL_PERIODIC;
+	fbc_ctl |= (dev_priv->cfb_pitch & 0xff) << FBC_CTL_STRIDE_SHIFT;
+	fbc_ctl |= (interval & 0x2fff) << FBC_CTL_INTERVAL_SHIFT;
+	if (obj_priv->tiling_mode != I915_TILING_NONE)
+		fbc_ctl |= dev_priv->cfb_fence;
+	I915_WRITE(FBC_CONTROL, fbc_ctl);
+
+	DRM_DEBUG("enabled FBC, pitch %ld, yoff %d, plane %d, ",
+		  dev_priv->cfb_pitch, crtc->y, dev_priv->cfb_plane);
+}
+
+void i8xx_disable_fbc(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	u32 fbc_ctl;
+
+	if (!I915_HAS_FBC(dev))
+		return;
+
+	/* Disable compression */
+	fbc_ctl = I915_READ(FBC_CONTROL);
+	fbc_ctl &= ~FBC_CTL_EN;
+	I915_WRITE(FBC_CONTROL, fbc_ctl);
+
+	/* Wait for compressing bit to clear */
+	while (I915_READ(FBC_STATUS) & FBC_STAT_COMPRESSING)
+		; /* nothing */
+
+	intel_wait_for_vblank(dev);
+
+	DRM_DEBUG("disabled FBC\n");
+}
+
+static bool i8xx_fbc_enabled(struct drm_crtc *crtc)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	return I915_READ(FBC_CONTROL) & FBC_CTL_EN;
+}
+
+static void g4x_enable_fbc(struct drm_crtc *crtc, unsigned long interval)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_framebuffer *fb = crtc->fb;
+	struct intel_framebuffer *intel_fb = to_intel_framebuffer(fb);
+	struct drm_i915_gem_object *obj_priv = intel_fb->obj->driver_private;
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	int plane = (intel_crtc->plane == 0 ? DPFC_CTL_PLANEA :
+		     DPFC_CTL_PLANEB);
+	unsigned long stall_watermark = 200;
+	u32 dpfc_ctl;
+
+	dev_priv->cfb_pitch = (dev_priv->cfb_pitch / 64) - 1;
+	dev_priv->cfb_fence = obj_priv->fence_reg;
+	dev_priv->cfb_plane = intel_crtc->plane;
+
+	dpfc_ctl = plane | DPFC_SR_EN | DPFC_CTL_LIMIT_1X;
+	if (obj_priv->tiling_mode != I915_TILING_NONE) {
+		dpfc_ctl |= DPFC_CTL_FENCE_EN | dev_priv->cfb_fence;
+		I915_WRITE(DPFC_CHICKEN, DPFC_HT_MODIFY);
+	} else {
+		I915_WRITE(DPFC_CHICKEN, ~DPFC_HT_MODIFY);
+	}
+
+	I915_WRITE(DPFC_CONTROL, dpfc_ctl);
+	I915_WRITE(DPFC_RECOMP_CTL, DPFC_RECOMP_STALL_EN |
+		   (stall_watermark << DPFC_RECOMP_STALL_WM_SHIFT) |
+		   (interval << DPFC_RECOMP_TIMER_COUNT_SHIFT));
+	I915_WRITE(DPFC_FENCE_YOFF, crtc->y);
+
+	/* enable it... */
+	I915_WRITE(DPFC_CONTROL, I915_READ(DPFC_CONTROL) | DPFC_CTL_EN);
+
+	DRM_DEBUG("enabled fbc on plane %d\n", intel_crtc->plane);
+}
+
+void g4x_disable_fbc(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	u32 dpfc_ctl;
+
+	/* Disable compression */
+	dpfc_ctl = I915_READ(DPFC_CONTROL);
+	dpfc_ctl &= ~DPFC_CTL_EN;
+	I915_WRITE(DPFC_CONTROL, dpfc_ctl);
+	intel_wait_for_vblank(dev);
+
+	DRM_DEBUG("disabled FBC\n");
+}
+
+static bool g4x_fbc_enabled(struct drm_crtc *crtc)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	return I915_READ(DPFC_CONTROL) & DPFC_CTL_EN;
+}
+
+/**
+ * intel_update_fbc - enable/disable FBC as needed
+ * @crtc: CRTC to point the compressor at
+ * @mode: mode in use
+ *
+ * Set up the framebuffer compression hardware at mode set time.  We
+ * enable it if possible:
+ *   - plane A only (on pre-965)
+ *   - no pixel mulitply/line duplication
+ *   - no alpha buffer discard
+ *   - no dual wide
+ *   - framebuffer <= 2048 in width, 1536 in height
+ *
+ * We can't assume that any compression will take place (worst case),
+ * so the compressed buffer has to be the same size as the uncompressed
+ * one.  It also must reside (along with the line length buffer) in
+ * stolen memory.
+ *
+ * We need to enable/disable FBC on a global basis.
+ */
+static void intel_update_fbc(struct drm_crtc *crtc,
+			     struct drm_display_mode *mode)
+{
+	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_framebuffer *fb = crtc->fb;
+	struct intel_framebuffer *intel_fb;
+	struct drm_i915_gem_object *obj_priv;
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	int plane = intel_crtc->plane;
+
+	if (!i915_powersave)
+		return;
+
+	if (!dev_priv->display.fbc_enabled ||
+	    !dev_priv->display.enable_fbc ||
+	    !dev_priv->display.disable_fbc)
+		return;
+
+	if (!crtc->fb)
+		return;
+
+	intel_fb = to_intel_framebuffer(fb);
+	obj_priv = intel_fb->obj->driver_private;
+
+	/*
+	 * If FBC is already on, we just have to verify that we can
+	 * keep it that way...
+	 * Need to disable if:
+	 *   - changing FBC params (stride, fence, mode)
+	 *   - new fb is too large to fit in compressed buffer
+	 *   - going to an unsupported config (interlace, pixel multiply, etc.)
+	 */
+	if (intel_fb->obj->size > dev_priv->cfb_size) {
+		DRM_DEBUG("framebuffer too large, disabling compression\n");
+		goto out_disable;
+	}
+	if ((mode->flags & DRM_MODE_FLAG_INTERLACE) ||
+	    (mode->flags & DRM_MODE_FLAG_DBLSCAN)) {
+		DRM_DEBUG("mode incompatible with compression, disabling\n");
+		goto out_disable;
+	}
+	if ((mode->hdisplay > 2048) ||
+	    (mode->vdisplay > 1536)) {
+		DRM_DEBUG("mode too large for compression, disabling\n");
+		goto out_disable;
+	}
+	if ((IS_I915GM(dev) || IS_I945GM(dev)) && plane != 0) {
+		DRM_DEBUG("plane not 0, disabling compression\n");
+		goto out_disable;
+	}
+	if (obj_priv->tiling_mode != I915_TILING_X) {
+		DRM_DEBUG("framebuffer not tiled, disabling compression\n");
+		goto out_disable;
+	}
+
+	if (dev_priv->display.fbc_enabled(crtc)) {
+		/* We can re-enable it in this case, but need to update pitch */
+		if (fb->pitch > dev_priv->cfb_pitch)
+			dev_priv->display.disable_fbc(dev);
+		if (obj_priv->fence_reg != dev_priv->cfb_fence)
+			dev_priv->display.disable_fbc(dev);
+		if (plane != dev_priv->cfb_plane)
+			dev_priv->display.disable_fbc(dev);
+	}
+
+	if (!dev_priv->display.fbc_enabled(crtc)) {
+		/* Now try to turn it back on if possible */
+		dev_priv->display.enable_fbc(crtc, 500);
+	}
+
+	return;
+
+out_disable:
+	DRM_DEBUG("unsupported config, disabling FBC\n");
+	/* Multiple disables should be harmless */
+	if (dev_priv->display.fbc_enabled(crtc))
+		dev_priv->display.disable_fbc(dev);
+}
+
 static int
 intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 		    struct drm_framebuffer *old_fb)
@@ -908,12 +1199,13 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 	struct drm_i915_gem_object *obj_priv;
 	struct drm_gem_object *obj;
 	int pipe = intel_crtc->pipe;
+	int plane = intel_crtc->plane;
 	unsigned long Start, Offset;
-	int dspbase = (pipe == 0 ? DSPAADDR : DSPBADDR);
-	int dspsurf = (pipe == 0 ? DSPASURF : DSPBSURF);
-	int dspstride = (pipe == 0) ? DSPASTRIDE : DSPBSTRIDE;
-	int dsptileoff = (pipe == 0 ? DSPATILEOFF : DSPBTILEOFF);
-	int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
+	int dspbase = (plane == 0 ? DSPAADDR : DSPBADDR);
+	int dspsurf = (plane == 0 ? DSPASURF : DSPBSURF);
+	int dspstride = (plane == 0) ? DSPASTRIDE : DSPBSTRIDE;
+	int dsptileoff = (plane == 0 ? DSPATILEOFF : DSPBTILEOFF);
+	int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
 	u32 dspcntr, alignment;
 	int ret;
 
@@ -923,12 +1215,12 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 		return 0;
 	}
 
-	switch (pipe) {
+	switch (plane) {
 	case 0:
 	case 1:
 		break;
 	default:
-		DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
+		DRM_ERROR("Can't update plane %d in SAREA\n", plane);
 		return -EINVAL;
 	}
 
@@ -966,9 +1258,11 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 		return ret;
 	}
 
-	/* Pre-i965 needs to install a fence for tiled scan-out */
-	if (!IS_I965G(dev) &&
-	    obj_priv->fence_reg == I915_FENCE_REG_NONE &&
+	/* Install a fence for tiled scan-out. Pre-i965 always needs a fence,
+	 * whereas 965+ only requires a fence if using framebuffer compression.
+	 * For simplicity, we always install a fence as the cost is not that onerous.
+	 */
+	if (obj_priv->fence_reg == I915_FENCE_REG_NONE &&
 	    obj_priv->tiling_mode != I915_TILING_NONE) {
 		ret = i915_gem_object_get_fence_reg(obj);
 		if (ret != 0) {
@@ -1008,6 +1302,10 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 			dspcntr &= ~DISPPLANE_TILED;
 	}
 
+	if (IS_IGDNG(dev))
+		/* must disable */
+		dspcntr |= DISPPLANE_TRICKLE_FEED_DISABLE;
+
 	I915_WRITE(dspcntr_reg, dspcntr);
 
 	Start = obj_priv->gtt_offset;
@@ -1026,12 +1324,18 @@ intel_pipe_set_base(struct drm_crtc *crtc, int x, int y,
 		I915_READ(dspbase);
 	}
 
+	if ((IS_I965G(dev) || plane == 0))
+		intel_update_fbc(crtc, &crtc->mode);
+
 	intel_wait_for_vblank(dev);
 
 	if (old_fb) {
 		intel_fb = to_intel_framebuffer(old_fb);
+		obj_priv = intel_fb->obj->driver_private;
 		i915_gem_object_unpin(intel_fb->obj);
 	}
+	intel_increase_pllclock(crtc, true);
+
 	mutex_unlock(&dev->struct_mutex);
 
 	if (!dev->primary->master)
@@ -1154,6 +1458,7 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
 	int transconf_reg = (pipe == 0) ? TRANSACONF : TRANSBCONF;
 	int pf_ctl_reg = (pipe == 0) ? PFA_CTL_1 : PFB_CTL_1;
 	int pf_win_size = (pipe == 0) ? PFA_WIN_SZ : PFB_WIN_SZ;
+	int pf_win_pos = (pipe == 0) ? PFA_WIN_POS : PFB_WIN_POS;
 	int cpu_htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
 	int cpu_hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
 	int cpu_hsync_reg = (pipe == 0) ? HSYNC_A : HSYNC_B;
@@ -1205,6 +1510,19 @@ static void igdng_crtc_dpms(struct drm_crtc *crtc, int mode)
 			}
 		}
 
+		/* Enable panel fitting for LVDS */
+		if (intel_pipe_has_type(crtc, INTEL_OUTPUT_LVDS)) {
+			temp = I915_READ(pf_ctl_reg);
+			I915_WRITE(pf_ctl_reg, temp | PF_ENABLE | PF_FILTER_MED_3x3);
+
+			/* currently full aspect */
+			I915_WRITE(pf_win_pos, 0);
+
+			I915_WRITE(pf_win_size,
+				   (dev_priv->panel_fixed_mode->hdisplay << 16) |
+				   (dev_priv->panel_fixed_mode->vdisplay));
+		}
+
 		/* Enable CPU pipe */
 		temp = I915_READ(pipeconf_reg);
 		if ((temp & PIPEACONF_ENABLE) == 0) {
@@ -1469,9 +1787,10 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_crtc->pipe;
+	int plane = intel_crtc->plane;
 	int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
-	int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
-	int dspbase_reg = (pipe == 0) ? DSPAADDR : DSPBADDR;
+	int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
+	int dspbase_reg = (plane == 0) ? DSPAADDR : DSPBADDR;
 	int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
 	u32 temp;
 
@@ -1482,6 +1801,8 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
 	case DRM_MODE_DPMS_ON:
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
+		intel_update_watermarks(dev);
+
 		/* Enable the DPLL */
 		temp = I915_READ(dpll_reg);
 		if ((temp & DPLL_VCO_ENABLE) == 0) {
@@ -1514,15 +1835,21 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
 
 		intel_crtc_load_lut(crtc);
 
+		if ((IS_I965G(dev) || plane == 0))
+			intel_update_fbc(crtc, &crtc->mode);
+
 		/* Give the overlay scaler a chance to enable if it's on this pipe */
 		//intel_crtc_dpms_video(crtc, true); TODO
-		intel_update_watermarks(dev);
 	break;
 	case DRM_MODE_DPMS_OFF:
 		intel_update_watermarks(dev);
 		/* Give the overlay scaler a chance to disable if it's on this pipe */
 		//intel_crtc_dpms_video(crtc, FALSE); TODO
 
+		if (dev_priv->cfb_plane == plane &&
+		    dev_priv->display.disable_fbc)
+			dev_priv->display.disable_fbc(dev);
+
 		/* Disable the VGA plane that we never use */
 		i915_disable_vga(dev);
 
@@ -1571,15 +1898,15 @@ static void i9xx_crtc_dpms(struct drm_crtc *crtc, int mode)
 static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
 {
 	struct drm_device *dev = crtc->dev;
+	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_i915_master_private *master_priv;
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_crtc->pipe;
 	bool enabled;
 
-	if (IS_IGDNG(dev))
-		igdng_crtc_dpms(crtc, mode);
-	else
-		i9xx_crtc_dpms(crtc, mode);
+	dev_priv->display.dpms(crtc, mode);
+
+	intel_crtc->dpms_mode = mode;
 
 	if (!dev->primary->master)
 		return;
@@ -1603,8 +1930,6 @@ static void intel_crtc_dpms(struct drm_crtc *crtc, int mode)
 		DRM_ERROR("Can't update pipe %d in SAREA\n", pipe);
 		break;
 	}
-
-	intel_crtc->dpms_mode = mode;
 }
 
 static void intel_crtc_prepare (struct drm_crtc *crtc)
@@ -1646,56 +1971,68 @@ static bool intel_crtc_mode_fixup(struct drm_crtc *crtc,
 	return true;
 }
 
+static int i945_get_display_clock_speed(struct drm_device *dev)
+{
+	return 400000;
+}
 
-/** Returns the core display clock speed for i830 - i945 */
-static int intel_get_core_clock_speed(struct drm_device *dev)
+static int i915_get_display_clock_speed(struct drm_device *dev)
 {
+	return 333000;
+}
 
-	/* Core clock values taken from the published datasheets.
-	 * The 830 may go up to 166 Mhz, which we should check.
-	 */
-	if (IS_I945G(dev))
-		return 400000;
-	else if (IS_I915G(dev))
-		return 333000;
-	else if (IS_I945GM(dev) || IS_845G(dev) || IS_IGDGM(dev))
-		return 200000;
-	else if (IS_I915GM(dev)) {
-		u16 gcfgc = 0;
+static int i9xx_misc_get_display_clock_speed(struct drm_device *dev)
+{
+	return 200000;
+}
 
-		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+static int i915gm_get_display_clock_speed(struct drm_device *dev)
+{
+	u16 gcfgc = 0;
 
-		if (gcfgc & GC_LOW_FREQUENCY_ENABLE)
-			return 133000;
-		else {
-			switch (gcfgc & GC_DISPLAY_CLOCK_MASK) {
-			case GC_DISPLAY_CLOCK_333_MHZ:
-				return 333000;
-			default:
-			case GC_DISPLAY_CLOCK_190_200_MHZ:
-				return 190000;
-			}
-		}
-	} else if (IS_I865G(dev))
-		return 266000;
-	else if (IS_I855(dev)) {
-		u16 hpllcc = 0;
-		/* Assume that the hardware is in the high speed state.  This
-		 * should be the default.
-		 */
-		switch (hpllcc & GC_CLOCK_CONTROL_MASK) {
-		case GC_CLOCK_133_200:
-		case GC_CLOCK_100_200:
-			return 200000;
-		case GC_CLOCK_166_250:
-			return 250000;
-		case GC_CLOCK_100_133:
-			return 133000;
+	pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+	if (gcfgc & GC_LOW_FREQUENCY_ENABLE)
+		return 133000;
+	else {
+		switch (gcfgc & GC_DISPLAY_CLOCK_MASK) {
+		case GC_DISPLAY_CLOCK_333_MHZ:
+			return 333000;
+		default:
+		case GC_DISPLAY_CLOCK_190_200_MHZ:
+			return 190000;
 		}
-	} else /* 852, 830 */
+	}
+}
+
+static int i865_get_display_clock_speed(struct drm_device *dev)
+{
+	return 266000;
+}
+
+static int i855_get_display_clock_speed(struct drm_device *dev)
+{
+	u16 hpllcc = 0;
+	/* Assume that the hardware is in the high speed state.  This
+	 * should be the default.
+	 */
+	switch (hpllcc & GC_CLOCK_CONTROL_MASK) {
+	case GC_CLOCK_133_200:
+	case GC_CLOCK_100_200:
+		return 200000;
+	case GC_CLOCK_166_250:
+		return 250000;
+	case GC_CLOCK_100_133:
 		return 133000;
+	}
+
+	/* Shouldn't happen */
+	return 0;
+}
 
-	return 0; /* Silence gcc warning */
+static int i830_get_display_clock_speed(struct drm_device *dev)
+{
+	return 133000;
 }
 
 /**
@@ -1746,7 +2083,7 @@ fdi_reduce_ratio(u32 *num, u32 *den)
 #define LINK_N 0x80000
 
 static void
-igdng_compute_m_n(int bytes_per_pixel, int nlanes,
+igdng_compute_m_n(int bits_per_pixel, int nlanes,
 		int pixel_clock, int link_clock,
 		struct fdi_m_n *m_n)
 {
@@ -1756,7 +2093,8 @@ igdng_compute_m_n(int bytes_per_pixel, int nlanes,
 
 	temp = (u64) DATA_N * pixel_clock;
 	temp = div_u64(temp, link_clock);
-	m_n->gmch_m = div_u64(temp * bytes_per_pixel, nlanes);
+	m_n->gmch_m = div_u64(temp * bits_per_pixel, nlanes);
+	m_n->gmch_m >>= 3; /* convert to bytes_per_pixel */
 	m_n->gmch_n = DATA_N;
 	fdi_reduce_ratio(&m_n->gmch_m, &m_n->gmch_n);
 
@@ -1804,6 +2142,13 @@ static struct intel_watermark_params igd_cursor_hplloff_wm = {
 	IGD_CURSOR_GUARD_WM,
 	IGD_FIFO_LINE_SIZE
 };
+static struct intel_watermark_params g4x_wm_info = {
+	G4X_FIFO_SIZE,
+	G4X_MAX_WM,
+	G4X_MAX_WM,
+	2,
+	G4X_FIFO_LINE_SIZE,
+};
 static struct intel_watermark_params i945_wm_info = {
 	I945_FIFO_SIZE,
 	I915_MAX_WM,
@@ -1858,7 +2203,14 @@ static unsigned long intel_calculate_wm(unsigned long clock_in_khz,
 {
 	long entries_required, wm_size;
 
-	entries_required = (clock_in_khz * pixel_size * latency_ns) / 1000000;
+	/*
+	 * Note: we need to make sure we don't overflow for various clock &
+	 * latency values.
+	 * clocks go from a few thousand to several hundred thousand.
+	 * latency is usually a few thousand
+	 */
+	entries_required = ((clock_in_khz / 1000) * pixel_size * latency_ns) /
+		1000;
 	entries_required /= wm->cacheline_size;
 
 	DRM_DEBUG("FIFO entries required for mode: %d\n", entries_required);
@@ -1923,14 +2275,13 @@ static struct cxsr_latency *intel_get_cxsr_latency(int is_desktop, int fsb,
 	for (i = 0; i < ARRAY_SIZE(cxsr_latency_table); i++) {
 		latency = &cxsr_latency_table[i];
 		if (is_desktop == latency->is_desktop &&
-			fsb == latency->fsb_freq && mem == latency->mem_freq)
-			break;
-	}
-	if (i >= ARRAY_SIZE(cxsr_latency_table)) {
-		DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
-		return NULL;
+		    fsb == latency->fsb_freq && mem == latency->mem_freq)
+			return latency;
 	}
-	return latency;
+
+	DRM_DEBUG("Unknown FSB/MEM found, disable CxSR\n");
+
+	return NULL;
 }
 
 static void igd_disable_cxsr(struct drm_device *dev)
@@ -2021,32 +2372,66 @@ static void igd_enable_cxsr(struct drm_device *dev, unsigned long clock,
  */
 const static int latency_ns = 5000;
 
-static int intel_get_fifo_size(struct drm_device *dev, int plane)
+static int i9xx_get_fifo_size(struct drm_device *dev, int plane)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	uint32_t dsparb = I915_READ(DSPARB);
 	int size;
 
-	if (IS_I9XX(dev)) {
-		if (plane == 0)
-			size = dsparb & 0x7f;
-		else
-			size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
-				(dsparb & 0x7f);
-	} else if (IS_I85X(dev)) {
-		if (plane == 0)
-			size = dsparb & 0x1ff;
-		else
-			size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
-				(dsparb & 0x1ff);
-		size >>= 1; /* Convert to cachelines */
-	} else if (IS_845G(dev)) {
-		size = dsparb & 0x7f;
-		size >>= 2; /* Convert to cachelines */
-	} else {
+	if (plane == 0)
 		size = dsparb & 0x7f;
-		size >>= 1; /* Convert to cachelines */
-	}
+	else
+		size = ((dsparb >> DSPARB_CSTART_SHIFT) & 0x7f) -
+			(dsparb & 0x7f);
+
+	DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
+		  size);
+
+	return size;
+}
+
+static int i85x_get_fifo_size(struct drm_device *dev, int plane)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	uint32_t dsparb = I915_READ(DSPARB);
+	int size;
+
+	if (plane == 0)
+		size = dsparb & 0x1ff;
+	else
+		size = ((dsparb >> DSPARB_BEND_SHIFT) & 0x1ff) -
+			(dsparb & 0x1ff);
+	size >>= 1; /* Convert to cachelines */
+
+	DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
+		  size);
+
+	return size;
+}
+
+static int i845_get_fifo_size(struct drm_device *dev, int plane)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	uint32_t dsparb = I915_READ(DSPARB);
+	int size;
+
+	size = dsparb & 0x7f;
+	size >>= 2; /* Convert to cachelines */
+
+	DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
+		  size);
+
+	return size;
+}
+
+static int i830_get_fifo_size(struct drm_device *dev, int plane)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	uint32_t dsparb = I915_READ(DSPARB);
+	int size;
+
+	size = dsparb & 0x7f;
+	size >>= 1; /* Convert to cachelines */
 
 	DRM_DEBUG("FIFO size - (0x%08x) %s: %d\n", dsparb, plane ? "B" : "A",
 		  size);
@@ -2054,7 +2439,78 @@ static int intel_get_fifo_size(struct drm_device *dev, int plane)
 	return size;
 }
 
-static void i965_update_wm(struct drm_device *dev)
+static void g4x_update_wm(struct drm_device *dev,  int planea_clock,
+			  int planeb_clock, int sr_hdisplay, int pixel_size)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	int total_size, cacheline_size;
+	int planea_wm, planeb_wm, cursora_wm, cursorb_wm, cursor_sr;
+	struct intel_watermark_params planea_params, planeb_params;
+	unsigned long line_time_us;
+	int sr_clock, sr_entries = 0, entries_required;
+
+	/* Create copies of the base settings for each pipe */
+	planea_params = planeb_params = g4x_wm_info;
+
+	/* Grab a couple of global values before we overwrite them */
+	total_size = planea_params.fifo_size;
+	cacheline_size = planea_params.cacheline_size;
+
+	/*
+	 * Note: we need to make sure we don't overflow for various clock &
+	 * latency values.
+	 * clocks go from a few thousand to several hundred thousand.
+	 * latency is usually a few thousand
+	 */
+	entries_required = ((planea_clock / 1000) * pixel_size * latency_ns) /
+		1000;
+	entries_required /= G4X_FIFO_LINE_SIZE;
+	planea_wm = entries_required + planea_params.guard_size;
+
+	entries_required = ((planeb_clock / 1000) * pixel_size * latency_ns) /
+		1000;
+	entries_required /= G4X_FIFO_LINE_SIZE;
+	planeb_wm = entries_required + planeb_params.guard_size;
+
+	cursora_wm = cursorb_wm = 16;
+	cursor_sr = 32;
+
+	DRM_DEBUG("FIFO watermarks - A: %d, B: %d\n", planea_wm, planeb_wm);
+
+	/* Calc sr entries for one plane configs */
+	if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
+		/* self-refresh has much higher latency */
+		const static int sr_latency_ns = 12000;
+
+		sr_clock = planea_clock ? planea_clock : planeb_clock;
+		line_time_us = ((sr_hdisplay * 1000) / sr_clock);
+
+		/* Use ns/us then divide to preserve precision */
+		sr_entries = (((sr_latency_ns / line_time_us) + 1) *
+			      pixel_size * sr_hdisplay) / 1000;
+		sr_entries = roundup(sr_entries / cacheline_size, 1);
+		DRM_DEBUG("self-refresh entries: %d\n", sr_entries);
+		I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN);
+	}
+
+	DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, SR %d\n",
+		  planea_wm, planeb_wm, sr_entries);
+
+	planea_wm &= 0x3f;
+	planeb_wm &= 0x3f;
+
+	I915_WRITE(DSPFW1, (sr_entries << DSPFW_SR_SHIFT) |
+		   (cursorb_wm << DSPFW_CURSORB_SHIFT) |
+		   (planeb_wm << DSPFW_PLANEB_SHIFT) | planea_wm);
+	I915_WRITE(DSPFW2, (I915_READ(DSPFW2) & DSPFW_CURSORA_MASK) |
+		   (cursora_wm << DSPFW_CURSORA_SHIFT));
+	/* HPLL off in SR has some issues on G4x... disable it */
+	I915_WRITE(DSPFW3, (I915_READ(DSPFW3) & ~DSPFW_HPLL_SR_EN) |
+		   (cursor_sr << DSPFW_CURSOR_SR_SHIFT));
+}
+
+static void i965_update_wm(struct drm_device *dev, int unused, int unused2,
+			   int unused3, int unused4)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 
@@ -2090,8 +2546,8 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
 	cacheline_size = planea_params.cacheline_size;
 
 	/* Update per-plane FIFO sizes */
-	planea_params.fifo_size = intel_get_fifo_size(dev, 0);
-	planeb_params.fifo_size = intel_get_fifo_size(dev, 1);
+	planea_params.fifo_size = dev_priv->display.get_fifo_size(dev, 0);
+	planeb_params.fifo_size = dev_priv->display.get_fifo_size(dev, 1);
 
 	planea_wm = intel_calculate_wm(planea_clock, &planea_params,
 				       pixel_size, latency_ns);
@@ -2105,7 +2561,8 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
 	cwm = 2;
 
 	/* Calc sr entries for one plane configs */
-	if (sr_hdisplay && (!planea_clock || !planeb_clock)) {
+	if (HAS_FW_BLC(dev) && sr_hdisplay &&
+	    (!planea_clock || !planeb_clock)) {
 		/* self-refresh has much higher latency */
 		const static int sr_latency_ns = 6000;
 
@@ -2120,8 +2577,7 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
 		srwm = total_size - sr_entries;
 		if (srwm < 0)
 			srwm = 1;
-		if (IS_I9XX(dev))
-			I915_WRITE(FW_BLC_SELF, (srwm & 0x3f));
+		I915_WRITE(FW_BLC_SELF, FW_BLC_SELF_EN | (srwm & 0x3f));
 	}
 
 	DRM_DEBUG("Setting FIFO watermarks - A: %d, B: %d, C: %d, SR %d\n",
@@ -2138,14 +2594,14 @@ static void i9xx_update_wm(struct drm_device *dev, int planea_clock,
 	I915_WRITE(FW_BLC2, fwater_hi);
 }
 
-static void i830_update_wm(struct drm_device *dev, int planea_clock,
-			   int pixel_size)
+static void i830_update_wm(struct drm_device *dev, int planea_clock, int unused,
+			   int unused2, int pixel_size)
 {
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	uint32_t fwater_lo = I915_READ(FW_BLC) & ~0xfff;
 	int planea_wm;
 
-	i830_wm_info.fifo_size = intel_get_fifo_size(dev, 0);
+	i830_wm_info.fifo_size = dev_priv->display.get_fifo_size(dev, 0);
 
 	planea_wm = intel_calculate_wm(planea_clock, &i830_wm_info,
 				       pixel_size, latency_ns);
@@ -2189,13 +2645,14 @@ static void i830_update_wm(struct drm_device *dev, int planea_clock,
   */
 static void intel_update_watermarks(struct drm_device *dev)
 {
+	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct drm_crtc *crtc;
 	struct intel_crtc *intel_crtc;
 	int sr_hdisplay = 0;
 	unsigned long planea_clock = 0, planeb_clock = 0, sr_clock = 0;
 	int enabled = 0, pixel_size = 0;
 
-	if (DSPARB_HWCONTROL(dev))
+	if (!dev_priv->display.update_wm)
 		return;
 
 	/* Get the clock config from both planes */
@@ -2230,13 +2687,8 @@ static void intel_update_watermarks(struct drm_device *dev)
 	else if (IS_IGD(dev))
 		igd_disable_cxsr(dev);
 
-	if (IS_I965G(dev))
-		i965_update_wm(dev);
-	else if (IS_I9XX(dev) || IS_MOBILE(dev))
-		i9xx_update_wm(dev, planea_clock, planeb_clock, sr_hdisplay,
-			       pixel_size);
-	else
-		i830_update_wm(dev, planea_clock, pixel_size);
+	dev_priv->display.update_wm(dev, planea_clock, planeb_clock,
+				    sr_hdisplay, pixel_size);
 }
 
 static int intel_crtc_mode_set(struct drm_crtc *crtc,
@@ -2249,10 +2701,11 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 	int pipe = intel_crtc->pipe;
+	int plane = intel_crtc->plane;
 	int fp_reg = (pipe == 0) ? FPA0 : FPB0;
 	int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
 	int dpll_md_reg = (intel_crtc->pipe == 0) ? DPLL_A_MD : DPLL_B_MD;
-	int dspcntr_reg = (pipe == 0) ? DSPACNTR : DSPBCNTR;
+	int dspcntr_reg = (plane == 0) ? DSPACNTR : DSPBCNTR;
 	int pipeconf_reg = (pipe == 0) ? PIPEACONF : PIPEBCONF;
 	int htot_reg = (pipe == 0) ? HTOTAL_A : HTOTAL_B;
 	int hblank_reg = (pipe == 0) ? HBLANK_A : HBLANK_B;
@@ -2260,13 +2713,13 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 	int vtot_reg = (pipe == 0) ? VTOTAL_A : VTOTAL_B;
 	int vblank_reg = (pipe == 0) ? VBLANK_A : VBLANK_B;
 	int vsync_reg = (pipe == 0) ? VSYNC_A : VSYNC_B;
-	int dspsize_reg = (pipe == 0) ? DSPASIZE : DSPBSIZE;
-	int dsppos_reg = (pipe == 0) ? DSPAPOS : DSPBPOS;
+	int dspsize_reg = (plane == 0) ? DSPASIZE : DSPBSIZE;
+	int dsppos_reg = (plane == 0) ? DSPAPOS : DSPBPOS;
 	int pipesrc_reg = (pipe == 0) ? PIPEASRC : PIPEBSRC;
 	int refclk, num_outputs = 0;
-	intel_clock_t clock;
-	u32 dpll = 0, fp = 0, dspcntr, pipeconf;
-	bool ok, is_sdvo = false, is_dvo = false;
+	intel_clock_t clock, reduced_clock;
+	u32 dpll = 0, fp = 0, fp2 = 0, dspcntr, pipeconf;
+	bool ok, has_reduced_clock = false, is_sdvo = false, is_dvo = false;
 	bool is_crt = false, is_lvds = false, is_tv = false, is_dp = false;
 	bool is_edp = false;
 	struct drm_mode_config *mode_config = &dev->mode_config;
@@ -2349,6 +2802,14 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 		return -EINVAL;
 	}
 
+	if (limit->find_reduced_pll && dev_priv->lvds_downclock_avail) {
+		memcpy(&reduced_clock, &clock, sizeof(intel_clock_t));
+		has_reduced_clock = limit->find_reduced_pll(limit, crtc,
+							    (adjusted_mode->clock*3/4),
+							    refclk,
+							    &reduced_clock);
+	}
+
 	/* SDVO TV has fixed PLL values depend on its clock range,
 	   this mirrors vbios setting. */
 	if (is_sdvo && is_tv) {
@@ -2371,7 +2832,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
 	/* FDI link */
 	if (IS_IGDNG(dev)) {
-		int lane, link_bw;
+		int lane, link_bw, bpp;
 		/* eDP doesn't require FDI link, so just set DP M/N
 		   according to current link config */
 		if (is_edp) {
@@ -2390,14 +2851,83 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 			lane = 4;
 			link_bw = 270000;
 		}
-		igdng_compute_m_n(3, lane, target_clock,
+
+		/* determine panel color depth */
+		temp = I915_READ(pipeconf_reg);
+
+		switch (temp & PIPE_BPC_MASK) {
+		case PIPE_8BPC:
+			bpp = 24;
+			break;
+		case PIPE_10BPC:
+			bpp = 30;
+			break;
+		case PIPE_6BPC:
+			bpp = 18;
+			break;
+		case PIPE_12BPC:
+			bpp = 36;
+			break;
+		default:
+			DRM_ERROR("unknown pipe bpc value\n");
+			bpp = 24;
+		}
+
+		igdng_compute_m_n(bpp, lane, target_clock,
 				  link_bw, &m_n);
 	}
 
-	if (IS_IGD(dev))
+	/* Ironlake: try to setup display ref clock before DPLL
+	 * enabling. This is only under driver's control after
+	 * PCH B stepping, previous chipset stepping should be
+	 * ignoring this setting.
+	 */
+	if (IS_IGDNG(dev)) {
+		temp = I915_READ(PCH_DREF_CONTROL);
+		/* Always enable nonspread source */
+		temp &= ~DREF_NONSPREAD_SOURCE_MASK;
+		temp |= DREF_NONSPREAD_SOURCE_ENABLE;
+		I915_WRITE(PCH_DREF_CONTROL, temp);
+		POSTING_READ(PCH_DREF_CONTROL);
+
+		temp &= ~DREF_SSC_SOURCE_MASK;
+		temp |= DREF_SSC_SOURCE_ENABLE;
+		I915_WRITE(PCH_DREF_CONTROL, temp);
+		POSTING_READ(PCH_DREF_CONTROL);
+
+		udelay(200);
+
+		if (is_edp) {
+			if (dev_priv->lvds_use_ssc) {
+				temp |= DREF_SSC1_ENABLE;
+				I915_WRITE(PCH_DREF_CONTROL, temp);
+				POSTING_READ(PCH_DREF_CONTROL);
+
+				udelay(200);
+
+				temp &= ~DREF_CPU_SOURCE_OUTPUT_MASK;
+				temp |= DREF_CPU_SOURCE_OUTPUT_DOWNSPREAD;
+				I915_WRITE(PCH_DREF_CONTROL, temp);
+				POSTING_READ(PCH_DREF_CONTROL);
+			} else {
+				temp |= DREF_CPU_SOURCE_OUTPUT_NONSPREAD;
+				I915_WRITE(PCH_DREF_CONTROL, temp);
+				POSTING_READ(PCH_DREF_CONTROL);
+			}
+		}
+	}
+
+	if (IS_IGD(dev)) {
 		fp = (1 << clock.n) << 16 | clock.m1 << 8 | clock.m2;
-	else
+		if (has_reduced_clock)
+			fp2 = (1 << reduced_clock.n) << 16 |
+				reduced_clock.m1 << 8 | reduced_clock.m2;
+	} else {
 		fp = clock.n << 16 | clock.m1 << 8 | clock.m2;
+		if (has_reduced_clock)
+			fp2 = reduced_clock.n << 16 | reduced_clock.m1 << 8 |
+				reduced_clock.m2;
+	}
 
 	if (!IS_IGDNG(dev))
 		dpll = DPLL_VGA_MODE_DIS;
@@ -2426,6 +2956,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 			/* also FPA1 */
 			if (IS_IGDNG(dev))
 				dpll |= (1 << (clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
+			if (IS_G4X(dev) && has_reduced_clock)
+				dpll |= (1 << (reduced_clock.p1 - 1)) << DPLL_FPA1_P1_POST_DIV_SHIFT;
 		}
 		switch (clock.p2) {
 		case 5:
@@ -2477,7 +3009,7 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 	   enable color space conversion */
 	if (!IS_IGDNG(dev)) {
 		if (pipe == 0)
-			dspcntr |= DISPPLANE_SEL_PIPE_A;
+			dspcntr &= ~DISPPLANE_SEL_PIPE_MASK;
 		else
 			dspcntr |= DISPPLANE_SEL_PIPE_B;
 	}
@@ -2489,7 +3021,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 		 * XXX: No double-wide on 915GM pipe B. Is that the only reason for the
 		 * pipe == 0 check?
 		 */
-		if (mode->clock > intel_get_core_clock_speed(dev) * 9 / 10)
+		if (mode->clock >
+		    dev_priv->display.get_display_clock_speed(dev) * 9 / 10)
 			pipeconf |= PIPEACONF_DOUBLE_WIDE;
 		else
 			pipeconf &= ~PIPEACONF_DOUBLE_WIDE;
@@ -2534,6 +3067,8 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
 		lvds = I915_READ(lvds_reg);
 		lvds |= LVDS_PORT_EN | LVDS_A0A2_CLKA_POWER_UP | LVDS_PIPEB_SELECT;
+		/* set the corresponsding LVDS_BORDER bit */
+		lvds |= dev_priv->lvds_border_bits;
 		/* Set the B0-B3 data pairs corresponding to whether we're going to
 		 * set the DPLLs for dual-channel mode or not.
 		 */
@@ -2561,9 +3096,12 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 		udelay(150);
 
 		if (IS_I965G(dev) && !IS_IGDNG(dev)) {
-			sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
-			I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
+			if (is_sdvo) {
+				sdvo_pixel_multiply = adjusted_mode->clock / mode->clock;
+				I915_WRITE(dpll_md_reg, (0 << DPLL_MD_UDI_DIVIDER_SHIFT) |
 					((sdvo_pixel_multiply - 1) << DPLL_MD_UDI_MULTIPLIER_SHIFT));
+			} else
+				I915_WRITE(dpll_md_reg, 0);
 		} else {
 			/* write it again -- the BIOS does, after all */
 			I915_WRITE(dpll_reg, dpll);
@@ -2573,6 +3111,22 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 		udelay(150);
 	}
 
+	if (is_lvds && has_reduced_clock && i915_powersave) {
+		I915_WRITE(fp_reg + 4, fp2);
+		intel_crtc->lowfreq_avail = true;
+		if (HAS_PIPE_CXSR(dev)) {
+			DRM_DEBUG("enabling CxSR downclocking\n");
+			pipeconf |= PIPECONF_CXSR_DOWNCLOCK;
+		}
+	} else {
+		I915_WRITE(fp_reg + 4, fp);
+		intel_crtc->lowfreq_avail = false;
+		if (HAS_PIPE_CXSR(dev)) {
+			DRM_DEBUG("disabling CxSR downclocking\n");
+			pipeconf &= ~PIPECONF_CXSR_DOWNCLOCK;
+		}
+	}
+
 	I915_WRITE(htot_reg, (adjusted_mode->crtc_hdisplay - 1) |
 		   ((adjusted_mode->crtc_htotal - 1) << 16));
 	I915_WRITE(hblank_reg, (adjusted_mode->crtc_hblank_start - 1) |
@@ -2616,11 +3170,20 @@ static int intel_crtc_mode_set(struct drm_crtc *crtc,
 
 	intel_wait_for_vblank(dev);
 
+	if (IS_IGDNG(dev)) {
+		/* enable address swizzle for tiling buffer */
+		temp = I915_READ(DISP_ARB_CTL);
+		I915_WRITE(DISP_ARB_CTL, temp | DISP_TILE_SURFACE_SWIZZLING);
+	}
+
 	I915_WRITE(dspcntr_reg, dspcntr);
 
 	/* Flush the plane changes */
 	ret = intel_pipe_set_base(crtc, x, y, old_fb);
 
+	if ((IS_I965G(dev) || plane == 0))
+		intel_update_fbc(crtc, &crtc->mode);
+
 	intel_update_watermarks(dev);
 
 	drm_vblank_post_modeset(dev, pipe);
@@ -2750,6 +3313,7 @@ static int intel_crtc_cursor_set(struct drm_crtc *crtc,
 			i915_gem_object_unpin(intel_crtc->cursor_bo);
 		drm_gem_object_unreference(intel_crtc->cursor_bo);
 	}
+
 	mutex_unlock(&dev->struct_mutex);
 
 	intel_crtc->cursor_addr = addr;
@@ -2769,10 +3333,16 @@ static int intel_crtc_cursor_move(struct drm_crtc *crtc, int x, int y)
 	struct drm_device *dev = crtc->dev;
 	struct drm_i915_private *dev_priv = dev->dev_private;
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	struct intel_framebuffer *intel_fb;
 	int pipe = intel_crtc->pipe;
 	uint32_t temp = 0;
 	uint32_t adder;
 
+	if (crtc->fb) {
+		intel_fb = to_intel_framebuffer(crtc->fb);
+		intel_mark_busy(dev, intel_fb->obj);
+	}
+
 	if (x < 0) {
 		temp |= CURSOR_POS_SIGN << CURSOR_X_SHIFT;
 		x = -x;
@@ -2803,6 +3373,16 @@ void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 	intel_crtc->lut_b[regno] = blue >> 8;
 }
 
+void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+			     u16 *blue, int regno)
+{
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+
+	*red = intel_crtc->lut_r[regno] << 8;
+	*green = intel_crtc->lut_g[regno] << 8;
+	*blue = intel_crtc->lut_b[regno] << 8;
+}
+
 static void intel_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
 				 u16 *blue, uint32_t size)
 {
@@ -3070,12 +3650,319 @@ struct drm_display_mode *intel_crtc_mode_get(struct drm_device *dev,
 	return mode;
 }
 
+#define GPU_IDLE_TIMEOUT 500 /* ms */
+
+/* When this timer fires, we've been idle for awhile */
+static void intel_gpu_idle_timer(unsigned long arg)
+{
+	struct drm_device *dev = (struct drm_device *)arg;
+	drm_i915_private_t *dev_priv = dev->dev_private;
+
+	DRM_DEBUG("idle timer fired, downclocking\n");
+
+	dev_priv->busy = false;
+
+	queue_work(dev_priv->wq, &dev_priv->idle_work);
+}
+
+void intel_increase_renderclock(struct drm_device *dev, bool schedule)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+
+	if (IS_IGDNG(dev))
+		return;
+
+	if (!dev_priv->render_reclock_avail) {
+		DRM_DEBUG("not reclocking render clock\n");
+		return;
+	}
+
+	/* Restore render clock frequency to original value */
+	if (IS_G4X(dev) || IS_I9XX(dev))
+		pci_write_config_word(dev->pdev, GCFGC, dev_priv->orig_clock);
+	else if (IS_I85X(dev))
+		pci_write_config_word(dev->pdev, HPLLCC, dev_priv->orig_clock);
+	DRM_DEBUG("increasing render clock frequency\n");
+
+	/* Schedule downclock */
+	if (schedule)
+		mod_timer(&dev_priv->idle_timer, jiffies +
+			  msecs_to_jiffies(GPU_IDLE_TIMEOUT));
+}
+
+void intel_decrease_renderclock(struct drm_device *dev)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+
+	if (IS_IGDNG(dev))
+		return;
+
+	if (!dev_priv->render_reclock_avail) {
+		DRM_DEBUG("not reclocking render clock\n");
+		return;
+	}
+
+	if (IS_G4X(dev)) {
+		u16 gcfgc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+		/* Down to minimum... */
+		gcfgc &= ~GM45_GC_RENDER_CLOCK_MASK;
+		gcfgc |= GM45_GC_RENDER_CLOCK_266_MHZ;
+
+		pci_write_config_word(dev->pdev, GCFGC, gcfgc);
+	} else if (IS_I965G(dev)) {
+		u16 gcfgc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+		/* Down to minimum... */
+		gcfgc &= ~I965_GC_RENDER_CLOCK_MASK;
+		gcfgc |= I965_GC_RENDER_CLOCK_267_MHZ;
+
+		pci_write_config_word(dev->pdev, GCFGC, gcfgc);
+	} else if (IS_I945G(dev) || IS_I945GM(dev)) {
+		u16 gcfgc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+		/* Down to minimum... */
+		gcfgc &= ~I945_GC_RENDER_CLOCK_MASK;
+		gcfgc |= I945_GC_RENDER_CLOCK_166_MHZ;
+
+		pci_write_config_word(dev->pdev, GCFGC, gcfgc);
+	} else if (IS_I915G(dev)) {
+		u16 gcfgc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+		/* Down to minimum... */
+		gcfgc &= ~I915_GC_RENDER_CLOCK_MASK;
+		gcfgc |= I915_GC_RENDER_CLOCK_166_MHZ;
+
+		pci_write_config_word(dev->pdev, GCFGC, gcfgc);
+	} else if (IS_I85X(dev)) {
+		u16 hpllcc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, HPLLCC, &hpllcc);
+
+		/* Up to maximum... */
+		hpllcc &= ~GC_CLOCK_CONTROL_MASK;
+		hpllcc |= GC_CLOCK_133_200;
+
+		pci_write_config_word(dev->pdev, HPLLCC, hpllcc);
+	}
+	DRM_DEBUG("decreasing render clock frequency\n");
+}
+
+/* Note that no increase function is needed for this - increase_renderclock()
+ *  will also rewrite these bits
+ */
+void intel_decrease_displayclock(struct drm_device *dev)
+{
+	if (IS_IGDNG(dev))
+		return;
+
+	if (IS_I945G(dev) || IS_I945GM(dev) || IS_I915G(dev) ||
+	    IS_I915GM(dev)) {
+		u16 gcfgc;
+
+		/* Adjust render clock... */
+		pci_read_config_word(dev->pdev, GCFGC, &gcfgc);
+
+		/* Down to minimum... */
+		gcfgc &= ~0xf0;
+		gcfgc |= 0x80;
+
+		pci_write_config_word(dev->pdev, GCFGC, gcfgc);
+	}
+}
+
+#define CRTC_IDLE_TIMEOUT 1000 /* ms */
+
+static void intel_crtc_idle_timer(unsigned long arg)
+{
+	struct intel_crtc *intel_crtc = (struct intel_crtc *)arg;
+	struct drm_crtc *crtc = &intel_crtc->base;
+	drm_i915_private_t *dev_priv = crtc->dev->dev_private;
+
+	DRM_DEBUG("idle timer fired, downclocking\n");
+
+	intel_crtc->busy = false;
+
+	queue_work(dev_priv->wq, &dev_priv->idle_work);
+}
+
+static void intel_increase_pllclock(struct drm_crtc *crtc, bool schedule)
+{
+	struct drm_device *dev = crtc->dev;
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	int pipe = intel_crtc->pipe;
+	int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
+	int dpll = I915_READ(dpll_reg);
+
+	if (IS_IGDNG(dev))
+		return;
+
+	if (!dev_priv->lvds_downclock_avail)
+		return;
+
+	if (!HAS_PIPE_CXSR(dev) && (dpll & DISPLAY_RATE_SELECT_FPA1)) {
+		DRM_DEBUG("upclocking LVDS\n");
+
+		/* Unlock panel regs */
+		I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) | (0xabcd << 16));
+
+		dpll &= ~DISPLAY_RATE_SELECT_FPA1;
+		I915_WRITE(dpll_reg, dpll);
+		dpll = I915_READ(dpll_reg);
+		intel_wait_for_vblank(dev);
+		dpll = I915_READ(dpll_reg);
+		if (dpll & DISPLAY_RATE_SELECT_FPA1)
+			DRM_DEBUG("failed to upclock LVDS!\n");
+
+		/* ...and lock them again */
+		I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) & 0x3);
+	}
+
+	/* Schedule downclock */
+	if (schedule)
+		mod_timer(&intel_crtc->idle_timer, jiffies +
+			  msecs_to_jiffies(CRTC_IDLE_TIMEOUT));
+}
+
+static void intel_decrease_pllclock(struct drm_crtc *crtc)
+{
+	struct drm_device *dev = crtc->dev;
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
+	int pipe = intel_crtc->pipe;
+	int dpll_reg = (pipe == 0) ? DPLL_A : DPLL_B;
+	int dpll = I915_READ(dpll_reg);
+
+	if (IS_IGDNG(dev))
+		return;
+
+	if (!dev_priv->lvds_downclock_avail)
+		return;
+
+	/*
+	 * Since this is called by a timer, we should never get here in
+	 * the manual case.
+	 */
+	if (!HAS_PIPE_CXSR(dev) && intel_crtc->lowfreq_avail) {
+		DRM_DEBUG("downclocking LVDS\n");
+
+		/* Unlock panel regs */
+		I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) | (0xabcd << 16));
+
+		dpll |= DISPLAY_RATE_SELECT_FPA1;
+		I915_WRITE(dpll_reg, dpll);
+		dpll = I915_READ(dpll_reg);
+		intel_wait_for_vblank(dev);
+		dpll = I915_READ(dpll_reg);
+		if (!(dpll & DISPLAY_RATE_SELECT_FPA1))
+			DRM_DEBUG("failed to downclock LVDS!\n");
+
+		/* ...and lock them again */
+		I915_WRITE(PP_CONTROL, I915_READ(PP_CONTROL) & 0x3);
+	}
+
+}
+
+/**
+ * intel_idle_update - adjust clocks for idleness
+ * @work: work struct
+ *
+ * Either the GPU or display (or both) went idle.  Check the busy status
+ * here and adjust the CRTC and GPU clocks as necessary.
+ */
+static void intel_idle_update(struct work_struct *work)
+{
+	drm_i915_private_t *dev_priv = container_of(work, drm_i915_private_t,
+						    idle_work);
+	struct drm_device *dev = dev_priv->dev;
+	struct drm_crtc *crtc;
+	struct intel_crtc *intel_crtc;
+
+	if (!i915_powersave)
+		return;
+
+	mutex_lock(&dev->struct_mutex);
+
+	/* GPU isn't processing, downclock it. */
+	if (!dev_priv->busy) {
+		intel_decrease_renderclock(dev);
+		intel_decrease_displayclock(dev);
+	}
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		/* Skip inactive CRTCs */
+		if (!crtc->fb)
+			continue;
+
+		intel_crtc = to_intel_crtc(crtc);
+		if (!intel_crtc->busy)
+			intel_decrease_pllclock(crtc);
+	}
+
+	mutex_unlock(&dev->struct_mutex);
+}
+
+/**
+ * intel_mark_busy - mark the GPU and possibly the display busy
+ * @dev: drm device
+ * @obj: object we're operating on
+ *
+ * Callers can use this function to indicate that the GPU is busy processing
+ * commands.  If @obj matches one of the CRTC objects (i.e. it's a scanout
+ * buffer), we'll also mark the display as busy, so we know to increase its
+ * clock frequency.
+ */
+void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj)
+{
+	drm_i915_private_t *dev_priv = dev->dev_private;
+	struct drm_crtc *crtc = NULL;
+	struct intel_framebuffer *intel_fb;
+	struct intel_crtc *intel_crtc;
+
+	if (!drm_core_check_feature(dev, DRIVER_MODESET))
+		return;
+
+	dev_priv->busy = true;
+	intel_increase_renderclock(dev, true);
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		if (!crtc->fb)
+			continue;
+
+		intel_crtc = to_intel_crtc(crtc);
+		intel_fb = to_intel_framebuffer(crtc->fb);
+		if (intel_fb->obj == obj) {
+			if (!intel_crtc->busy) {
+				/* Non-busy -> busy, upclock */
+				intel_increase_pllclock(crtc, true);
+				intel_crtc->busy = true;
+			} else {
+				/* Busy -> busy, put off timer */
+				mod_timer(&intel_crtc->idle_timer, jiffies +
+					  msecs_to_jiffies(CRTC_IDLE_TIMEOUT));
+			}
+		}
+	}
+}
+
 static void intel_crtc_destroy(struct drm_crtc *crtc)
 {
 	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
 
-	if (intel_crtc->mode_set.mode)
-		drm_mode_destroy(crtc->dev, intel_crtc->mode_set.mode);
 	drm_crtc_cleanup(crtc);
 	kfree(intel_crtc);
 }
@@ -3087,6 +3974,7 @@ static const struct drm_crtc_helper_funcs intel_helper_funcs = {
 	.mode_set_base = intel_pipe_set_base,
 	.prepare = intel_crtc_prepare,
 	.commit = intel_crtc_commit,
+	.load_lut = intel_crtc_load_lut,
 };
 
 static const struct drm_crtc_funcs intel_crtc_funcs = {
@@ -3118,19 +4006,22 @@ static void intel_crtc_init(struct drm_device *dev, int pipe)
 		intel_crtc->lut_b[i] = i;
 	}
 
+	/* Swap pipes & planes for FBC on pre-965 */
+	intel_crtc->pipe = pipe;
+	intel_crtc->plane = pipe;
+	if (IS_MOBILE(dev) && (IS_I9XX(dev) && !IS_I965G(dev))) {
+		DRM_DEBUG("swapping pipes & planes for FBC\n");
+		intel_crtc->plane = ((pipe == 0) ? 1 : 0);
+	}
+
 	intel_crtc->cursor_addr = 0;
 	intel_crtc->dpms_mode = DRM_MODE_DPMS_OFF;
 	drm_crtc_helper_add(&intel_crtc->base, &intel_helper_funcs);
 
-	intel_crtc->mode_set.crtc = &intel_crtc->base;
-	intel_crtc->mode_set.connectors = (struct drm_connector **)(intel_crtc + 1);
-	intel_crtc->mode_set.num_connectors = 0;
-
-	if (i915_fbpercrtc) {
-
+	intel_crtc->busy = false;
 
-
-	}
+	setup_timer(&intel_crtc->idle_timer, intel_crtc_idle_timer,
+		    (unsigned long)intel_crtc);
 }
 
 int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
@@ -3138,30 +4029,26 @@ int intel_get_pipe_from_crtc_id(struct drm_device *dev, void *data,
 {
 	drm_i915_private_t *dev_priv = dev->dev_private;
 	struct drm_i915_get_pipe_from_crtc_id *pipe_from_crtc_id = data;
-	struct drm_crtc *crtc = NULL;
-	int pipe = -1;
+	struct drm_mode_object *drmmode_obj;
+	struct intel_crtc *crtc;
 
 	if (!dev_priv) {
 		DRM_ERROR("called with no initialization\n");
 		return -EINVAL;
 	}
 
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-		if (crtc->base.id == pipe_from_crtc_id->crtc_id) {
-			pipe = intel_crtc->pipe;
-			break;
-		}
-	}
+	drmmode_obj = drm_mode_object_find(dev, pipe_from_crtc_id->crtc_id,
+			DRM_MODE_OBJECT_CRTC);
 
-	if (pipe == -1) {
+	if (!drmmode_obj) {
 		DRM_ERROR("no such CRTC id\n");
 		return -EINVAL;
 	}
 
-	pipe_from_crtc_id->pipe = pipe;
+	crtc = to_intel_crtc(obj_to_crtc(drmmode_obj));
+	pipe_from_crtc_id->pipe = crtc->pipe;
 
-       return 0;
+	return 0;
 }
 
 struct drm_crtc *intel_get_crtc_from_pipe(struct drm_device *dev, int pipe)
@@ -3362,8 +4249,127 @@ static const struct drm_mode_config_funcs intel_mode_funcs = {
 	.fb_changed = intelfb_probe,
 };
 
+void intel_init_clock_gating(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	/*
+	 * Disable clock gating reported to work incorrectly according to the
+	 * specs, but enable as much else as we can.
+	 */
+	if (IS_IGDNG(dev)) {
+		return;
+	} else if (IS_G4X(dev)) {
+		uint32_t dspclk_gate;
+		I915_WRITE(RENCLK_GATE_D1, 0);
+		I915_WRITE(RENCLK_GATE_D2, VF_UNIT_CLOCK_GATE_DISABLE |
+		       GS_UNIT_CLOCK_GATE_DISABLE |
+		       CL_UNIT_CLOCK_GATE_DISABLE);
+		I915_WRITE(RAMCLK_GATE_D, 0);
+		dspclk_gate = VRHUNIT_CLOCK_GATE_DISABLE |
+			OVRUNIT_CLOCK_GATE_DISABLE |
+			OVCUNIT_CLOCK_GATE_DISABLE;
+		if (IS_GM45(dev))
+			dspclk_gate |= DSSUNIT_CLOCK_GATE_DISABLE;
+		I915_WRITE(DSPCLK_GATE_D, dspclk_gate);
+	} else if (IS_I965GM(dev)) {
+		I915_WRITE(RENCLK_GATE_D1, I965_RCC_CLOCK_GATE_DISABLE);
+		I915_WRITE(RENCLK_GATE_D2, 0);
+		I915_WRITE(DSPCLK_GATE_D, 0);
+		I915_WRITE(RAMCLK_GATE_D, 0);
+		I915_WRITE16(DEUC, 0);
+	} else if (IS_I965G(dev)) {
+		I915_WRITE(RENCLK_GATE_D1, I965_RCZ_CLOCK_GATE_DISABLE |
+		       I965_RCC_CLOCK_GATE_DISABLE |
+		       I965_RCPB_CLOCK_GATE_DISABLE |
+		       I965_ISC_CLOCK_GATE_DISABLE |
+		       I965_FBC_CLOCK_GATE_DISABLE);
+		I915_WRITE(RENCLK_GATE_D2, 0);
+	} else if (IS_I9XX(dev)) {
+		u32 dstate = I915_READ(D_STATE);
+
+		dstate |= DSTATE_PLL_D3_OFF | DSTATE_GFX_CLOCK_GATING |
+			DSTATE_DOT_CLOCK_GATING;
+		I915_WRITE(D_STATE, dstate);
+	} else if (IS_I855(dev) || IS_I865G(dev)) {
+		I915_WRITE(RENCLK_GATE_D1, SV_CLOCK_GATE_DISABLE);
+	} else if (IS_I830(dev)) {
+		I915_WRITE(DSPCLK_GATE_D, OVRUNIT_CLOCK_GATE_DISABLE);
+	}
+}
+
+/* Set up chip specific display functions */
+static void intel_init_display(struct drm_device *dev)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+
+	/* We always want a DPMS function */
+	if (IS_IGDNG(dev))
+		dev_priv->display.dpms = igdng_crtc_dpms;
+	else
+		dev_priv->display.dpms = i9xx_crtc_dpms;
+
+	/* Only mobile has FBC, leave pointers NULL for other chips */
+	if (IS_MOBILE(dev)) {
+		if (IS_GM45(dev)) {
+			dev_priv->display.fbc_enabled = g4x_fbc_enabled;
+			dev_priv->display.enable_fbc = g4x_enable_fbc;
+			dev_priv->display.disable_fbc = g4x_disable_fbc;
+		} else if (IS_I965GM(dev) || IS_I945GM(dev) || IS_I915GM(dev)) {
+			dev_priv->display.fbc_enabled = i8xx_fbc_enabled;
+			dev_priv->display.enable_fbc = i8xx_enable_fbc;
+			dev_priv->display.disable_fbc = i8xx_disable_fbc;
+		}
+		/* 855GM needs testing */
+	}
+
+	/* Returns the core display clock speed */
+	if (IS_I945G(dev))
+		dev_priv->display.get_display_clock_speed =
+			i945_get_display_clock_speed;
+	else if (IS_I915G(dev))
+		dev_priv->display.get_display_clock_speed =
+			i915_get_display_clock_speed;
+	else if (IS_I945GM(dev) || IS_845G(dev) || IS_IGDGM(dev))
+		dev_priv->display.get_display_clock_speed =
+			i9xx_misc_get_display_clock_speed;
+	else if (IS_I915GM(dev))
+		dev_priv->display.get_display_clock_speed =
+			i915gm_get_display_clock_speed;
+	else if (IS_I865G(dev))
+		dev_priv->display.get_display_clock_speed =
+			i865_get_display_clock_speed;
+	else if (IS_I855(dev))
+		dev_priv->display.get_display_clock_speed =
+			i855_get_display_clock_speed;
+	else /* 852, 830 */
+		dev_priv->display.get_display_clock_speed =
+			i830_get_display_clock_speed;
+
+	/* For FIFO watermark updates */
+	if (IS_IGDNG(dev))
+		dev_priv->display.update_wm = NULL;
+	else if (IS_G4X(dev))
+		dev_priv->display.update_wm = g4x_update_wm;
+	else if (IS_I965G(dev))
+		dev_priv->display.update_wm = i965_update_wm;
+	else if (IS_I9XX(dev) || IS_MOBILE(dev)) {
+		dev_priv->display.update_wm = i9xx_update_wm;
+		dev_priv->display.get_fifo_size = i9xx_get_fifo_size;
+	} else {
+		if (IS_I85X(dev))
+			dev_priv->display.get_fifo_size = i85x_get_fifo_size;
+		else if (IS_845G(dev))
+			dev_priv->display.get_fifo_size = i845_get_fifo_size;
+		else
+			dev_priv->display.get_fifo_size = i830_get_fifo_size;
+		dev_priv->display.update_wm = i830_update_wm;
+	}
+}
+
 void intel_modeset_init(struct drm_device *dev)
 {
+	struct drm_i915_private *dev_priv = dev->dev_private;
 	int num_pipe;
 	int i;
 
@@ -3374,6 +4380,8 @@ void intel_modeset_init(struct drm_device *dev)
 
 	dev->mode_config.funcs = (void *)&intel_mode_funcs;
 
+	intel_init_display(dev);
+
 	if (IS_I965G(dev)) {
 		dev->mode_config.max_width = 8192;
 		dev->mode_config.max_height = 8192;
@@ -3398,15 +4406,50 @@ void intel_modeset_init(struct drm_device *dev)
 	DRM_DEBUG("%d display pipe%s available.\n",
 		  num_pipe, num_pipe > 1 ? "s" : "");
 
+	if (IS_I85X(dev))
+		pci_read_config_word(dev->pdev, HPLLCC, &dev_priv->orig_clock);
+	else if (IS_I9XX(dev) || IS_G4X(dev))
+		pci_read_config_word(dev->pdev, GCFGC, &dev_priv->orig_clock);
+
 	for (i = 0; i < num_pipe; i++) {
 		intel_crtc_init(dev, i);
 	}
 
 	intel_setup_outputs(dev);
+
+	intel_init_clock_gating(dev);
+
+	INIT_WORK(&dev_priv->idle_work, intel_idle_update);
+	setup_timer(&dev_priv->idle_timer, intel_gpu_idle_timer,
+		    (unsigned long)dev);
 }
 
 void intel_modeset_cleanup(struct drm_device *dev)
 {
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	struct drm_crtc *crtc;
+	struct intel_crtc *intel_crtc;
+
+	mutex_lock(&dev->struct_mutex);
+
+	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
+		/* Skip inactive CRTCs */
+		if (!crtc->fb)
+			continue;
+
+		intel_crtc = to_intel_crtc(crtc);
+		intel_increase_pllclock(crtc, false);
+		del_timer_sync(&intel_crtc->idle_timer);
+	}
+
+	intel_increase_renderclock(dev, false);
+	del_timer_sync(&dev_priv->idle_timer);
+
+	mutex_unlock(&dev->struct_mutex);
+
+	if (dev_priv->display.disable_fbc)
+		dev_priv->display.disable_fbc(dev);
+
 	drm_mode_config_cleanup(dev);
 }
 
@@ -3420,3 +4463,20 @@ struct drm_encoder *intel_best_encoder(struct drm_connector *connector)
 
 	return &intel_output->enc;
 }
+
+/*
+ * set vga decode state - true == enable VGA decode
+ */
+int intel_modeset_vga_set_state(struct drm_device *dev, bool state)
+{
+	struct drm_i915_private *dev_priv = dev->dev_private;
+	u16 gmch_ctrl;
+
+	pci_read_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, &gmch_ctrl);
+	if (state)
+		gmch_ctrl &= ~INTEL_GMCH_VGA_DISABLE;
+	else
+		gmch_ctrl |= INTEL_GMCH_VGA_DISABLE;
+	pci_write_config_word(dev_priv->bridge_dev, INTEL_GMCH_CTRL, gmch_ctrl);
+	return 0;
+}
diff --git a/drivers/gpu/drm/i915/intel_dp.c b/drivers/gpu/drm/i915/intel_dp.c
index 2b914d732076..d83447557f9b 100644
--- a/drivers/gpu/drm/i915/intel_dp.c
+++ b/drivers/gpu/drm/i915/intel_dp.c
@@ -232,7 +232,7 @@ intel_dp_aux_ch(struct intel_output *intel_output,
 	for (try = 0; try < 5; try++) {
 		/* Load the send data into the aux channel data registers */
 		for (i = 0; i < send_bytes; i += 4) {
-			uint32_t    d = pack_aux(send + i, send_bytes - i);;
+			uint32_t    d = pack_aux(send + i, send_bytes - i);
 	
 			I915_WRITE(ch_data + i, d);
 		}
@@ -400,7 +400,7 @@ intel_dp_i2c_init(struct intel_output *intel_output, const char *name)
 {
 	struct intel_dp_priv   *dp_priv = intel_output->dev_priv;
 
-	DRM_ERROR("i2c_init %s\n", name);
+	DRM_DEBUG_KMS("i2c_init %s\n", name);
 	dp_priv->algo.running = false;
 	dp_priv->algo.address = 0;
 	dp_priv->algo.aux_ch = intel_dp_i2c_aux_ch;
diff --git a/drivers/gpu/drm/i915/intel_drv.h b/drivers/gpu/drm/i915/intel_drv.h
index 26a6227c15fe..ef61fe9507e2 100644
--- a/drivers/gpu/drm/i915/intel_drv.h
+++ b/drivers/gpu/drm/i915/intel_drv.h
@@ -28,6 +28,7 @@
 #include <linux/i2c.h>
 #include <linux/i2c-id.h>
 #include <linux/i2c-algo-bit.h>
+#include "i915_drv.h"
 #include "drm_crtc.h"
 
 #include "drm_crtc_helper.h"
@@ -111,15 +112,15 @@ struct intel_output {
 
 struct intel_crtc {
 	struct drm_crtc base;
-	int pipe;
-	int plane;
+	enum pipe pipe;
+	enum plane plane;
 	struct drm_gem_object *cursor_bo;
 	uint32_t cursor_addr;
 	u8 lut_r[256], lut_g[256], lut_b[256];
 	int dpms_mode;
-	struct intel_framebuffer *fbdev_fb;
-	/* a mode_set for fbdev users on this crtc */
-	struct drm_mode_set mode_set;
+	bool busy; /* is scanout buffer being updated frequently? */
+	struct timer_list idle_timer;
+	bool lowfreq_avail;
 };
 
 #define to_intel_crtc(x) container_of(x, struct intel_crtc, base)
@@ -138,6 +139,7 @@ extern void intel_hdmi_init(struct drm_device *dev, int sdvox_reg);
 extern bool intel_sdvo_init(struct drm_device *dev, int output_device);
 extern void intel_dvo_init(struct drm_device *dev);
 extern void intel_tv_init(struct drm_device *dev);
+extern void intel_mark_busy(struct drm_device *dev, struct drm_gem_object *obj);
 extern void intel_lvds_init(struct drm_device *dev);
 extern void intel_dp_init(struct drm_device *dev, int dp_reg);
 void
@@ -173,9 +175,12 @@ extern int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc);
 extern void intelfb_restore(void);
 extern void intel_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 				    u16 blue, int regno);
+extern void intel_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+				    u16 *blue, int regno);
 
 extern int intel_framebuffer_create(struct drm_device *dev,
 				    struct drm_mode_fb_cmd *mode_cmd,
 				    struct drm_framebuffer **fb,
 				    struct drm_gem_object *obj);
+
 #endif /* __INTEL_DRV_H__ */
diff --git a/drivers/gpu/drm/i915/intel_fb.c b/drivers/gpu/drm/i915/intel_fb.c
index 1d30802e773e..2b0fe54cd92c 100644
--- a/drivers/gpu/drm/i915/intel_fb.c
+++ b/drivers/gpu/drm/i915/intel_fb.c
@@ -39,339 +39,36 @@
 #include "drmP.h"
 #include "drm.h"
 #include "drm_crtc.h"
+#include "drm_fb_helper.h"
 #include "intel_drv.h"
 #include "i915_drm.h"
 #include "i915_drv.h"
 
 struct intelfb_par {
-	struct drm_device *dev;
-	struct drm_display_mode *our_mode;
+	struct drm_fb_helper helper;
 	struct intel_framebuffer *intel_fb;
-	int crtc_count;
-	/* crtc currently bound to this */
-	uint32_t crtc_ids[2];
+	struct drm_display_mode *our_mode;
 };
 
-static int intelfb_setcolreg(unsigned regno, unsigned red, unsigned green,
-			unsigned blue, unsigned transp,
-			struct fb_info *info)
-{
-	struct intelfb_par *par = info->par;
-	struct drm_device *dev = par->dev;
-	struct drm_crtc *crtc;
-	int i;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-		struct drm_mode_set *modeset = &intel_crtc->mode_set;
-		struct drm_framebuffer *fb = modeset->fb;
-
-		for (i = 0; i < par->crtc_count; i++)
-			if (crtc->base.id == par->crtc_ids[i])
-				break;
-
-		if (i == par->crtc_count)
-			continue;
-
-
-		if (regno > 255)
-			return 1;
-
-		if (fb->depth == 8) {
-			intel_crtc_fb_gamma_set(crtc, red, green, blue, regno);
-			return 0;
-		}
-
-		if (regno < 16) {
-			switch (fb->depth) {
-			case 15:
-				fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
-					((green & 0xf800) >>  6) |
-					((blue & 0xf800) >> 11);
-				break;
-			case 16:
-				fb->pseudo_palette[regno] = (red & 0xf800) |
-					((green & 0xfc00) >>  5) |
-					((blue  & 0xf800) >> 11);
-				break;
-			case 24:
-			case 32:
-				fb->pseudo_palette[regno] = ((red & 0xff00) << 8) |
-					(green & 0xff00) |
-					((blue  & 0xff00) >> 8);
-				break;
-			}
-		}
-	}
-	return 0;
-}
-
-static int intelfb_check_var(struct fb_var_screeninfo *var,
-			struct fb_info *info)
-{
-	struct intelfb_par *par = info->par;
-	struct intel_framebuffer *intel_fb = par->intel_fb;
-	struct drm_framebuffer *fb = &intel_fb->base;
-	int depth;
-
-	if (var->pixclock == -1 || !var->pixclock)
-		return -EINVAL;
-
-	/* Need to resize the fb object !!! */
-	if (var->xres > fb->width || var->yres > fb->height) {
-		DRM_ERROR("Requested width/height is greater than current fb object %dx%d > %dx%d\n",var->xres,var->yres,fb->width,fb->height);
-		DRM_ERROR("Need resizing code.\n");
-		return -EINVAL;
-	}
-
-	switch (var->bits_per_pixel) {
-	case 16:
-		depth = (var->green.length == 6) ? 16 : 15;
-		break;
-	case 32:
-		depth = (var->transp.length > 0) ? 32 : 24;
-		break;
-	default:
-		depth = var->bits_per_pixel;
-		break;
-	}
-
-	switch (depth) {
-	case 8:
-		var->red.offset = 0;
-		var->green.offset = 0;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 15:
-		var->red.offset = 10;
-		var->green.offset = 5;
-		var->blue.offset = 0;
-		var->red.length = 5;
-		var->green.length = 5;
-		var->blue.length = 5;
-		var->transp.length = 1;
-		var->transp.offset = 15;
-		break;
-	case 16:
-		var->red.offset = 11;
-		var->green.offset = 5;
-		var->blue.offset = 0;
-		var->red.length = 5;
-		var->green.length = 6;
-		var->blue.length = 5;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 24:
-		var->red.offset = 16;
-		var->green.offset = 8;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 32:
-		var->red.offset = 16;
-		var->green.offset = 8;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 8;
-		var->transp.offset = 24;
-		break;
-	default:
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-/* this will let fbcon do the mode init */
-/* FIXME: take mode config lock? */
-static int intelfb_set_par(struct fb_info *info)
-{
-	struct intelfb_par *par = info->par;
-	struct drm_device *dev = par->dev;
-	struct fb_var_screeninfo *var = &info->var;
-	int i;
-
-	DRM_DEBUG("%d %d\n", var->xres, var->pixclock);
-
-	if (var->pixclock != -1) {
-
-		DRM_ERROR("PIXEL CLOCK SET\n");
-		return -EINVAL;
-	} else {
-		struct drm_crtc *crtc;
-		int ret;
-
-		list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-			struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-
-			for (i = 0; i < par->crtc_count; i++)
-				if (crtc->base.id == par->crtc_ids[i])
-					break;
-
-			if (i == par->crtc_count)
-				continue;
-
-			if (crtc->fb == intel_crtc->mode_set.fb) {
-				mutex_lock(&dev->mode_config.mutex);
-				ret = crtc->funcs->set_config(&intel_crtc->mode_set);
-				mutex_unlock(&dev->mode_config.mutex);
-				if (ret)
-					return ret;
-			}
-		}
-		return 0;
-	}
-}
-
-static int intelfb_pan_display(struct fb_var_screeninfo *var,
-				struct fb_info *info)
-{
-	struct intelfb_par *par = info->par;
-	struct drm_device *dev = par->dev;
-	struct drm_mode_set *modeset;
-	struct drm_crtc *crtc;
-	struct intel_crtc *intel_crtc;
-	int ret = 0;
-	int i;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		for (i = 0; i < par->crtc_count; i++)
-			if (crtc->base.id == par->crtc_ids[i])
-				break;
-
-		if (i == par->crtc_count)
-			continue;
-
-		intel_crtc = to_intel_crtc(crtc);
-		modeset = &intel_crtc->mode_set;
-
-		modeset->x = var->xoffset;
-		modeset->y = var->yoffset;
-
-		if (modeset->num_connectors) {
-			mutex_lock(&dev->mode_config.mutex);
-			ret = crtc->funcs->set_config(modeset);
-			mutex_unlock(&dev->mode_config.mutex);
-			if (!ret) {
-				info->var.xoffset = var->xoffset;
-				info->var.yoffset = var->yoffset;
-			}
-		}
-	}
-
-	return ret;
-}
-
-static void intelfb_on(struct fb_info *info)
-{
-	struct intelfb_par *par = info->par;
-	struct drm_device *dev = par->dev;
-	struct drm_crtc *crtc;
-	struct drm_encoder *encoder;
-	int i;
-
-	/*
-	 * For each CRTC in this fb, find all associated encoders
-	 * and turn them off, then turn off the CRTC.
-	 */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
-
-		for (i = 0; i < par->crtc_count; i++)
-			if (crtc->base.id == par->crtc_ids[i])
-				break;
-
-		crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
-
-		/* Found a CRTC on this fb, now find encoders */
-		list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-			if (encoder->crtc == crtc) {
-				struct drm_encoder_helper_funcs *encoder_funcs;
-				encoder_funcs = encoder->helper_private;
-				encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
-			}
-		}
-	}
-}
-
-static void intelfb_off(struct fb_info *info, int dpms_mode)
-{
-	struct intelfb_par *par = info->par;
-	struct drm_device *dev = par->dev;
-	struct drm_crtc *crtc;
-	struct drm_encoder *encoder;
-	int i;
-
-	/*
-	 * For each CRTC in this fb, find all associated encoders
-	 * and turn them off, then turn off the CRTC.
-	 */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
-
-		for (i = 0; i < par->crtc_count; i++)
-			if (crtc->base.id == par->crtc_ids[i])
-				break;
-
-		/* Found a CRTC on this fb, now find encoders */
-		list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-			if (encoder->crtc == crtc) {
-				struct drm_encoder_helper_funcs *encoder_funcs;
-				encoder_funcs = encoder->helper_private;
-				encoder_funcs->dpms(encoder, dpms_mode);
-			}
-		}
-		if (dpms_mode == DRM_MODE_DPMS_OFF)
-			crtc_funcs->dpms(crtc, dpms_mode);
-	}
-}
-
-static int intelfb_blank(int blank, struct fb_info *info)
-{
-	switch (blank) {
-	case FB_BLANK_UNBLANK:
-		intelfb_on(info);
-		break;
-	case FB_BLANK_NORMAL:
-		intelfb_off(info, DRM_MODE_DPMS_STANDBY);
-		break;
-	case FB_BLANK_HSYNC_SUSPEND:
-		intelfb_off(info, DRM_MODE_DPMS_STANDBY);
-		break;
-	case FB_BLANK_VSYNC_SUSPEND:
-		intelfb_off(info, DRM_MODE_DPMS_SUSPEND);
-		break;
-	case FB_BLANK_POWERDOWN:
-		intelfb_off(info, DRM_MODE_DPMS_OFF);
-		break;
-	}
-	return 0;
-}
-
 static struct fb_ops intelfb_ops = {
 	.owner = THIS_MODULE,
-	.fb_check_var = intelfb_check_var,
-	.fb_set_par = intelfb_set_par,
-	.fb_setcolreg = intelfb_setcolreg,
+	.fb_check_var = drm_fb_helper_check_var,
+	.fb_set_par = drm_fb_helper_set_par,
+	.fb_setcolreg = drm_fb_helper_setcolreg,
 	.fb_fillrect = cfb_fillrect,
 	.fb_copyarea = cfb_copyarea,
 	.fb_imageblit = cfb_imageblit,
-	.fb_pan_display = intelfb_pan_display,
-	.fb_blank = intelfb_blank,
+	.fb_pan_display = drm_fb_helper_pan_display,
+	.fb_blank = drm_fb_helper_blank,
+	.fb_setcmap = drm_fb_helper_setcmap,
 };
 
+static struct drm_fb_helper_funcs intel_fb_helper_funcs = {
+	.gamma_set = intel_crtc_fb_gamma_set,
+	.gamma_get = intel_crtc_fb_gamma_get,
+};
+
+
 /**
  * Curretly it is assumed that the old framebuffer is reused.
  *
@@ -412,25 +109,11 @@ int intelfb_resize(struct drm_device *dev, struct drm_crtc *crtc)
 }
 EXPORT_SYMBOL(intelfb_resize);
 
-static struct drm_mode_set kernelfb_mode;
-
-static int intelfb_panic(struct notifier_block *n, unsigned long ununsed,
-			 void *panic_str)
-{
-	DRM_ERROR("panic occurred, switching back to text console\n");
-
-	intelfb_restore();
-	return 0;
-}
-
-static struct notifier_block paniced = {
-	.notifier_call = intelfb_panic,
-};
-
 static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 			  uint32_t fb_height, uint32_t surface_width,
 			  uint32_t surface_height,
-			  struct intel_framebuffer **intel_fb_p)
+			  uint32_t surface_depth, uint32_t surface_bpp,
+			  struct drm_framebuffer **fb_p)
 {
 	struct fb_info *info;
 	struct intelfb_par *par;
@@ -442,12 +125,16 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 	struct device *device = &dev->pdev->dev;
 	int size, ret, mmio_bar = IS_I9XX(dev) ? 0 : 1;
 
+	/* we don't do packed 24bpp */
+	if (surface_bpp == 24)
+		surface_bpp = 32;
+
 	mode_cmd.width = surface_width;
 	mode_cmd.height = surface_height;
 
-	mode_cmd.bpp = 32;
+	mode_cmd.bpp = surface_bpp;
 	mode_cmd.pitch = ALIGN(mode_cmd.width * ((mode_cmd.bpp + 1) / 8), 64);
-	mode_cmd.depth = 24;
+	mode_cmd.depth = surface_depth;
 
 	size = mode_cmd.pitch * mode_cmd.height;
 	size = ALIGN(size, PAGE_SIZE);
@@ -479,7 +166,7 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 	list_add(&fb->filp_head, &dev->mode_config.fb_kernel_list);
 
 	intel_fb = to_intel_framebuffer(fb);
-	*intel_fb_p = intel_fb;
+	*fb_p = fb;
 
 	info = framebuffer_alloc(sizeof(struct intelfb_par), device);
 	if (!info) {
@@ -489,21 +176,19 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 
 	par = info->par;
 
+	par->helper.funcs = &intel_fb_helper_funcs;
+	par->helper.dev = dev;
+	ret = drm_fb_helper_init_crtc_count(&par->helper, 2,
+					    INTELFB_CONN_LIMIT);
+	if (ret)
+		goto out_unref;
+
 	strcpy(info->fix.id, "inteldrmfb");
-	info->fix.type = FB_TYPE_PACKED_PIXELS;
-	info->fix.visual = FB_VISUAL_TRUECOLOR;
-	info->fix.type_aux = 0;
-	info->fix.xpanstep = 1; /* doing it in hw */
-	info->fix.ypanstep = 1; /* doing it in hw */
-	info->fix.ywrapstep = 0;
-	info->fix.accel = FB_ACCEL_I830;
-	info->fix.type_aux = 0;
 
 	info->flags = FBINFO_DEFAULT;
 
 	info->fbops = &intelfb_ops;
 
-	info->fix.line_length = fb->pitch;
 
 	/* setup aperture base/size for vesafb takeover */
 	info->aperture_base = dev->mode_config.fb_base;
@@ -527,18 +212,8 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 
 //	memset(info->screen_base, 0, size);
 
-	info->pseudo_palette = fb->pseudo_palette;
-	info->var.xres_virtual = fb->width;
-	info->var.yres_virtual = fb->height;
-	info->var.bits_per_pixel = fb->bits_per_pixel;
-	info->var.xoffset = 0;
-	info->var.yoffset = 0;
-	info->var.activate = FB_ACTIVATE_NOW;
-	info->var.height = -1;
-	info->var.width = -1;
-
-	info->var.xres = fb_width;
-	info->var.yres = fb_height;
+	drm_fb_helper_fill_fix(info, fb->pitch, fb->depth);
+	drm_fb_helper_fill_var(info, fb, fb_width, fb_height);
 
 	/* FIXME: we really shouldn't expose mmio space at all */
 	info->fix.mmio_start = pci_resource_start(dev->pdev, mmio_bar);
@@ -550,64 +225,9 @@ static int intelfb_create(struct drm_device *dev, uint32_t fb_width,
 	info->pixmap.flags = FB_PIXMAP_SYSTEM;
 	info->pixmap.scan_align = 1;
 
-	switch(fb->depth) {
-	case 8:
-		info->var.red.offset = 0;
-		info->var.green.offset = 0;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8; /* 8bit DAC */
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 0;
-		break;
-	case 15:
-		info->var.red.offset = 10;
-		info->var.green.offset = 5;
-		info->var.blue.offset = 0;
-		info->var.red.length = 5;
-		info->var.green.length = 5;
-		info->var.blue.length = 5;
-		info->var.transp.offset = 15;
-		info->var.transp.length = 1;
-		break;
-	case 16:
-		info->var.red.offset = 11;
-		info->var.green.offset = 5;
-		info->var.blue.offset = 0;
-		info->var.red.length = 5;
-		info->var.green.length = 6;
-		info->var.blue.length = 5;
-		info->var.transp.offset = 0;
-		break;
-	case 24:
-		info->var.red.offset = 16;
-		info->var.green.offset = 8;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 0;
-		break;
-	case 32:
-		info->var.red.offset = 16;
-		info->var.green.offset = 8;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 24;
-		info->var.transp.length = 8;
-		break;
-	default:
-		break;
-	}
-
 	fb->fbdev = info;
 
 	par->intel_fb = intel_fb;
-	par->dev = dev;
 
 	/* To allow resizeing without swapping buffers */
 	DRM_DEBUG("allocated %dx%d fb: 0x%08x, bo %p\n", intel_fb->base.width,
@@ -625,307 +245,12 @@ out:
 	return ret;
 }
 
-static int intelfb_multi_fb_probe_crtc(struct drm_device *dev, struct drm_crtc *crtc)
-{
-	struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-	struct intel_framebuffer *intel_fb;
-	struct drm_framebuffer *fb;
-	struct drm_connector *connector;
-	struct fb_info *info;
-	struct intelfb_par *par;
-	struct drm_mode_set *modeset;
-	unsigned int width, height;
-	int new_fb = 0;
-	int ret, i, conn_count;
-
-	if (!drm_helper_crtc_in_use(crtc))
-		return 0;
-
-	if (!crtc->desired_mode)
-		return 0;
-
-	width = crtc->desired_mode->hdisplay;
-	height = crtc->desired_mode->vdisplay;
-
-	/* is there an fb bound to this crtc already */
-	if (!intel_crtc->mode_set.fb) {
-		ret = intelfb_create(dev, width, height, width, height, &intel_fb);
-		if (ret)
-			return -EINVAL;
-		new_fb = 1;
-	} else {
-		fb = intel_crtc->mode_set.fb;
-		intel_fb = to_intel_framebuffer(fb);
-		if ((intel_fb->base.width < width) || (intel_fb->base.height < height))
-			return -EINVAL;
-	}
-
-	info = intel_fb->base.fbdev;
-	par = info->par;
-
-	modeset = &intel_crtc->mode_set;
-	modeset->fb = &intel_fb->base;
-	conn_count = 0;
-	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
-		if (connector->encoder)
-			if (connector->encoder->crtc == modeset->crtc) {
-				modeset->connectors[conn_count] = connector;
-				conn_count++;
-				if (conn_count > INTELFB_CONN_LIMIT)
-					BUG();
-			}
-	}
-
-	for (i = conn_count; i < INTELFB_CONN_LIMIT; i++)
-		modeset->connectors[i] = NULL;
-
-	par->crtc_ids[0] = crtc->base.id;
-
-	modeset->num_connectors = conn_count;
-	if (modeset->crtc->desired_mode) {
-		if (modeset->mode)
-			drm_mode_destroy(dev, modeset->mode);
-		modeset->mode = drm_mode_duplicate(dev,
-						   modeset->crtc->desired_mode);
-	}
-
-	par->crtc_count = 1;
-
-	if (new_fb) {
-		info->var.pixclock = -1;
-		if (register_framebuffer(info) < 0)
-			return -EINVAL;
-	} else
-		intelfb_set_par(info);
-
-	DRM_INFO("fb%d: %s frame buffer device\n", info->node,
-	       info->fix.id);
-
-	/* Switch back to kernel console on panic */
-	kernelfb_mode = *modeset;
-	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
-	DRM_DEBUG("registered panic notifier\n");
-
-	return 0;
-}
-
-static int intelfb_multi_fb_probe(struct drm_device *dev)
-{
-
-	struct drm_crtc *crtc;
-	int ret = 0;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		ret = intelfb_multi_fb_probe_crtc(dev, crtc);
-		if (ret)
-			return ret;
-	}
-	return ret;
-}
-
-static int intelfb_single_fb_probe(struct drm_device *dev)
-{
-	struct drm_crtc *crtc;
-	struct drm_connector *connector;
-	unsigned int fb_width = (unsigned)-1, fb_height = (unsigned)-1;
-	unsigned int surface_width = 0, surface_height = 0;
-	int new_fb = 0;
-	int crtc_count = 0;
-	int ret, i, conn_count = 0;
-	struct intel_framebuffer *intel_fb;
-	struct fb_info *info;
-	struct intelfb_par *par;
-	struct drm_mode_set *modeset = NULL;
-
-	DRM_DEBUG("\n");
-
-	/* Get a count of crtcs now in use and new min/maxes width/heights */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		if (!drm_helper_crtc_in_use(crtc))
-			continue;
-
-		crtc_count++;
-		if (!crtc->desired_mode)
-			continue;
-
-		/* Smallest mode determines console size... */
-		if (crtc->desired_mode->hdisplay < fb_width)
-			fb_width = crtc->desired_mode->hdisplay;
-
-		if (crtc->desired_mode->vdisplay < fb_height)
-			fb_height = crtc->desired_mode->vdisplay;
-
-		/* ... but largest for memory allocation dimensions */
-		if (crtc->desired_mode->hdisplay > surface_width)
-			surface_width = crtc->desired_mode->hdisplay;
-
-		if (crtc->desired_mode->vdisplay > surface_height)
-			surface_height = crtc->desired_mode->vdisplay;
-	}
-
-	if (crtc_count == 0 || fb_width == -1 || fb_height == -1) {
-		/* hmm everyone went away - assume VGA cable just fell out
-		   and will come back later. */
-		DRM_DEBUG("no CRTCs available?\n");
-		return 0;
-	}
-
-//fail
-	/* Find the fb for our new config */
-	if (list_empty(&dev->mode_config.fb_kernel_list)) {
-		DRM_DEBUG("creating new fb (console size %dx%d, "
-			  "buffer size %dx%d)\n", fb_width, fb_height,
-			  surface_width, surface_height);
-		ret = intelfb_create(dev, fb_width, fb_height, surface_width,
-				     surface_height, &intel_fb);
-		if (ret)
-			return -EINVAL;
-		new_fb = 1;
-	} else {
-		struct drm_framebuffer *fb;
-
-		fb = list_first_entry(&dev->mode_config.fb_kernel_list,
-				      struct drm_framebuffer, filp_head);
-		intel_fb = to_intel_framebuffer(fb);
-
-		/* if someone hotplugs something bigger than we have already
-		 * allocated, we are pwned.  As really we can't resize an
-		 * fbdev that is in the wild currently due to fbdev not really
-		 * being designed for the lower layers moving stuff around
-		 * under it.
-		 * - so in the grand style of things - punt.
-		 */
-		if ((fb->width < surface_width) ||
-		    (fb->height < surface_height)) {
-			DRM_ERROR("fb not large enough for console\n");
-			return -EINVAL;
-		}
-	}
-// fail
-
-	info = intel_fb->base.fbdev;
-	par = info->par;
-
-	crtc_count = 0;
-	/*
-	 * For each CRTC, set up the connector list for the CRTC's mode
-	 * set configuration.
-	 */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct intel_crtc *intel_crtc = to_intel_crtc(crtc);
-
-		modeset = &intel_crtc->mode_set;
-		modeset->fb = &intel_fb->base;
-		conn_count = 0;
-		list_for_each_entry(connector, &dev->mode_config.connector_list,
-				    head) {
-			if (!connector->encoder)
-				continue;
-
-			if(connector->encoder->crtc == modeset->crtc) {
-				modeset->connectors[conn_count++] = connector;
-				if (conn_count > INTELFB_CONN_LIMIT)
-					BUG();
-			}
-		}
-
-		/* Zero out remaining connector pointers */
-		for (i = conn_count; i < INTELFB_CONN_LIMIT; i++)
-			modeset->connectors[i] = NULL;
-
-		par->crtc_ids[crtc_count++] = crtc->base.id;
-
-		modeset->num_connectors = conn_count;
-		if (modeset->crtc->desired_mode) {
-			if (modeset->mode)
-				drm_mode_destroy(dev, modeset->mode);
-			modeset->mode = drm_mode_duplicate(dev,
-							   modeset->crtc->desired_mode);
-		}
-	}
-	par->crtc_count = crtc_count;
-
-	if (new_fb) {
-		info->var.pixclock = -1;
-		if (register_framebuffer(info) < 0)
-			return -EINVAL;
-	} else
-		intelfb_set_par(info);
-
-	DRM_INFO("fb%d: %s frame buffer device\n", info->node,
-	       info->fix.id);
-
-	/* Switch back to kernel console on panic */
-	kernelfb_mode = *modeset;
-	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
-	DRM_DEBUG("registered panic notifier\n");
-
-	return 0;
-}
-
-/**
- * intelfb_restore - restore the framebuffer console (kernel) config
- *
- * Restore's the kernel's fbcon mode, used for lastclose & panic paths.
- */
-void intelfb_restore(void)
-{
-	int ret;
-	if ((ret = drm_crtc_helper_set_config(&kernelfb_mode)) != 0) {
-		DRM_ERROR("Failed to restore crtc configuration: %d\n",
-			  ret);
-	}
-}
-
-static void intelfb_restore_work_fn(struct work_struct *ignored)
-{
-	intelfb_restore();
-}
-static DECLARE_WORK(intelfb_restore_work, intelfb_restore_work_fn);
-
-static void intelfb_sysrq(int dummy1, struct tty_struct *dummy3)
-{
-        schedule_work(&intelfb_restore_work);
-}
-
-static struct sysrq_key_op sysrq_intelfb_restore_op = {
-        .handler = intelfb_sysrq,
-        .help_msg = "force-fb(V)",
-        .action_msg = "Restore framebuffer console",
-};
-
 int intelfb_probe(struct drm_device *dev)
 {
 	int ret;
 
 	DRM_DEBUG("\n");
-
-	/* something has changed in the lower levels of hell - deal with it
-	   here */
-
-	/* two modes : a) 1 fb to rule all crtcs.
-	               b) one fb per crtc.
-	   two actions 1) new connected device
-	               2) device removed.
-	   case a/1 : if the fb surface isn't big enough - resize the surface fb.
-	              if the fb size isn't big enough - resize fb into surface.
-		      if everything big enough configure the new crtc/etc.
-	   case a/2 : undo the configuration
-	              possibly resize down the fb to fit the new configuration.
-           case b/1 : see if it is on a new crtc - setup a new fb and add it.
-	   case b/2 : teardown the new fb.
-	*/
-
-	/* mode a first */
-	/* search for an fb */
-	if (i915_fbpercrtc == 1) {
-		ret = intelfb_multi_fb_probe(dev);
-	} else {
-		ret = intelfb_single_fb_probe(dev);
-	}
-
-	register_sysrq_key('v', &sysrq_intelfb_restore_op);
-
+	ret = drm_fb_helper_single_fb_probe(dev, 32, intelfb_create);
 	return ret;
 }
 EXPORT_SYMBOL(intelfb_probe);
@@ -940,13 +265,14 @@ int intelfb_remove(struct drm_device *dev, struct drm_framebuffer *fb)
 	info = fb->fbdev;
 
 	if (info) {
+		struct intelfb_par *par = info->par;
 		unregister_framebuffer(info);
 		iounmap(info->screen_base);
+		if (info->par)
+			drm_fb_helper_free(&par->helper);
 		framebuffer_release(info);
 	}
 
-	atomic_notifier_chain_unregister(&panic_notifier_list, &paniced);
-	memset(&kernelfb_mode, 0, sizeof(struct drm_mode_set));
 	return 0;
 }
 EXPORT_SYMBOL(intelfb_remove);
diff --git a/drivers/gpu/drm/i915/intel_hdmi.c b/drivers/gpu/drm/i915/intel_hdmi.c
index fa304e136010..c33451aec1bd 100644
--- a/drivers/gpu/drm/i915/intel_hdmi.c
+++ b/drivers/gpu/drm/i915/intel_hdmi.c
@@ -77,14 +77,32 @@ static void intel_hdmi_dpms(struct drm_encoder *encoder, int mode)
 	struct intel_hdmi_priv *hdmi_priv = intel_output->dev_priv;
 	u32 temp;
 
-	if (mode != DRM_MODE_DPMS_ON) {
-		temp = I915_READ(hdmi_priv->sdvox_reg);
+	temp = I915_READ(hdmi_priv->sdvox_reg);
+
+	/* HW workaround, need to toggle enable bit off and on for 12bpc, but
+	 * we do this anyway which shows more stable in testing.
+	 */
+	if (IS_IGDNG(dev)) {
 		I915_WRITE(hdmi_priv->sdvox_reg, temp & ~SDVO_ENABLE);
+		POSTING_READ(hdmi_priv->sdvox_reg);
+	}
+
+	if (mode != DRM_MODE_DPMS_ON) {
+		temp &= ~SDVO_ENABLE;
 	} else {
-		temp = I915_READ(hdmi_priv->sdvox_reg);
-		I915_WRITE(hdmi_priv->sdvox_reg, temp | SDVO_ENABLE);
+		temp |= SDVO_ENABLE;
 	}
+
+	I915_WRITE(hdmi_priv->sdvox_reg, temp);
 	POSTING_READ(hdmi_priv->sdvox_reg);
+
+	/* HW workaround, need to write this twice for issue that may result
+	 * in first write getting masked.
+	 */
+	if (IS_IGDNG(dev)) {
+		I915_WRITE(hdmi_priv->sdvox_reg, temp);
+		POSTING_READ(hdmi_priv->sdvox_reg);
+	}
 }
 
 static void intel_hdmi_save(struct drm_connector *connector)
@@ -223,7 +241,7 @@ void intel_hdmi_init(struct drm_device *dev, int sdvox_reg)
 
 	connector = &intel_output->base;
 	drm_connector_init(dev, connector, &intel_hdmi_connector_funcs,
-			   DRM_MODE_CONNECTOR_DVID);
+			   DRM_MODE_CONNECTOR_HDMIA);
 	drm_connector_helper_add(connector, &intel_hdmi_connector_helper_funcs);
 
 	intel_output->type = INTEL_OUTPUT_HDMI;
diff --git a/drivers/gpu/drm/i915/intel_i2c.c b/drivers/gpu/drm/i915/intel_i2c.c
index 62b8bead7652..c7eab724c418 100644
--- a/drivers/gpu/drm/i915/intel_i2c.c
+++ b/drivers/gpu/drm/i915/intel_i2c.c
@@ -42,11 +42,11 @@ void intel_i2c_quirk_set(struct drm_device *dev, bool enable)
 	if (!IS_IGD(dev))
 		return;
 	if (enable)
-		I915_WRITE(CG_2D_DIS,
-			I915_READ(CG_2D_DIS) | DPCUNIT_CLOCK_GATE_DISABLE);
+		I915_WRITE(DSPCLK_GATE_D,
+			I915_READ(DSPCLK_GATE_D) | DPCUNIT_CLOCK_GATE_DISABLE);
 	else
-		I915_WRITE(CG_2D_DIS,
-			I915_READ(CG_2D_DIS) & (~DPCUNIT_CLOCK_GATE_DISABLE));
+		I915_WRITE(DSPCLK_GATE_D,
+			I915_READ(DSPCLK_GATE_D) & (~DPCUNIT_CLOCK_GATE_DISABLE));
 }
 
 /*
diff --git a/drivers/gpu/drm/i915/intel_lvds.c b/drivers/gpu/drm/i915/intel_lvds.c
index 8df02ef89261..05598ae10c4b 100644
--- a/drivers/gpu/drm/i915/intel_lvds.c
+++ b/drivers/gpu/drm/i915/intel_lvds.c
@@ -27,6 +27,7 @@
  *      Jesse Barnes <jesse.barnes@intel.com>
  */
 
+#include <acpi/button.h>
 #include <linux/dmi.h>
 #include <linux/i2c.h>
 #include "drmP.h"
@@ -38,16 +39,6 @@
 #include "i915_drv.h"
 #include <linux/acpi.h>
 
-#define I915_LVDS "i915_lvds"
-
-/*
- * the following four scaling options are defined.
- * #define DRM_MODE_SCALE_NON_GPU	0
- * #define DRM_MODE_SCALE_FULLSCREEN	1
- * #define DRM_MODE_SCALE_NO_SCALE	2
- * #define DRM_MODE_SCALE_ASPECT	3
- */
-
 /* Private structure for the integrated LVDS support */
 struct intel_lvds_priv {
 	int fitting_mode;
@@ -305,6 +296,10 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
 		goto out;
 	}
 
+	/* full screen scale for now */
+	if (IS_IGDNG(dev))
+		goto out;
+
 	/* 965+ wants fuzzy fitting */
 	if (IS_I965G(dev))
 		pfit_control |= (intel_crtc->pipe << PFIT_PIPE_SHIFT) |
@@ -332,11 +327,13 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
 	 * to register description and PRM.
 	 * Change the value here to see the borders for debugging
 	 */
-	I915_WRITE(BCLRPAT_A, 0);
-	I915_WRITE(BCLRPAT_B, 0);
+	if (!IS_IGDNG(dev)) {
+		I915_WRITE(BCLRPAT_A, 0);
+		I915_WRITE(BCLRPAT_B, 0);
+	}
 
 	switch (lvds_priv->fitting_mode) {
-	case DRM_MODE_SCALE_NO_SCALE:
+	case DRM_MODE_SCALE_CENTER:
 		/*
 		 * For centered modes, we have to calculate border widths &
 		 * heights and modify the values programmed into the CRTC.
@@ -383,7 +380,7 @@ static bool intel_lvds_mode_fixup(struct drm_encoder *encoder,
 				adjusted_mode->crtc_vblank_start + vsync_pos;
 		/* keep the vsync width constant */
 		adjusted_mode->crtc_vsync_end =
-				adjusted_mode->crtc_vblank_start + vsync_width;
+				adjusted_mode->crtc_vsync_start + vsync_width;
 		border = 1;
 		break;
 	case DRM_MODE_SCALE_ASPECT:
@@ -529,6 +526,14 @@ out:
 	lvds_priv->pfit_control = pfit_control;
 	lvds_priv->pfit_pgm_ratios = pfit_pgm_ratios;
 	/*
+	 * When there exists the border, it means that the LVDS_BORDR
+	 * should be enabled.
+	 */
+	if (border)
+		dev_priv->lvds_border_bits |= LVDS_BORDER_ENABLE;
+	else
+		dev_priv->lvds_border_bits &= ~(LVDS_BORDER_ENABLE);
+	/*
 	 * XXX: It would be nice to support lower refresh rates on the
 	 * panels to reduce power consumption, and perhaps match the
 	 * user's requested refresh rate.
@@ -582,7 +587,6 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
 	 * settings.
 	 */
 
-	/* No panel fitting yet, fixme */
 	if (IS_IGDNG(dev))
 		return;
 
@@ -595,15 +599,33 @@ static void intel_lvds_mode_set(struct drm_encoder *encoder,
 	I915_WRITE(PFIT_CONTROL, lvds_priv->pfit_control);
 }
 
+/* Some lid devices report incorrect lid status, assume they're connected */
+static const struct dmi_system_id bad_lid_status[] = {
+	{
+		.ident = "Aspire One",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Aspire one"),
+		},
+	},
+	{ }
+};
+
 /**
  * Detect the LVDS connection.
  *
- * This always returns CONNECTOR_STATUS_CONNECTED.  This connector should only have
- * been set up if the LVDS was actually connected anyway.
+ * Since LVDS doesn't have hotlug, we use the lid as a proxy.  Open means
+ * connected and closed means disconnected.  We also send hotplug events as
+ * needed, using lid status notification from the input layer.
  */
 static enum drm_connector_status intel_lvds_detect(struct drm_connector *connector)
 {
-	return connector_status_connected;
+	enum drm_connector_status status = connector_status_connected;
+
+	if (!acpi_lid_open() && !dmi_check_system(bad_lid_status))
+		status = connector_status_disconnected;
+
+	return status;
 }
 
 /**
@@ -642,6 +664,39 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
 	return 0;
 }
 
+/*
+ * Lid events. Note the use of 'modeset_on_lid':
+ *  - we set it on lid close, and reset it on open
+ *  - we use it as a "only once" bit (ie we ignore
+ *    duplicate events where it was already properly
+ *    set/reset)
+ *  - the suspend/resume paths will also set it to
+ *    zero, since they restore the mode ("lid open").
+ */
+static int intel_lid_notify(struct notifier_block *nb, unsigned long val,
+			    void *unused)
+{
+	struct drm_i915_private *dev_priv =
+		container_of(nb, struct drm_i915_private, lid_notifier);
+	struct drm_device *dev = dev_priv->dev;
+
+	if (!acpi_lid_open()) {
+		dev_priv->modeset_on_lid = 1;
+		return NOTIFY_OK;
+	}
+
+	if (!dev_priv->modeset_on_lid)
+		return NOTIFY_OK;
+
+	dev_priv->modeset_on_lid = 0;
+
+	mutex_lock(&dev->mode_config.mutex);
+	drm_helper_resume_force_mode(dev);
+	mutex_unlock(&dev->mode_config.mutex);
+
+	return NOTIFY_OK;
+}
+
 /**
  * intel_lvds_destroy - unregister and free LVDS structures
  * @connector: connector to free
@@ -651,10 +706,14 @@ static int intel_lvds_get_modes(struct drm_connector *connector)
  */
 static void intel_lvds_destroy(struct drm_connector *connector)
 {
+	struct drm_device *dev = connector->dev;
 	struct intel_output *intel_output = to_intel_output(connector);
+	struct drm_i915_private *dev_priv = dev->dev_private;
 
 	if (intel_output->ddc_bus)
 		intel_i2c_destroy(intel_output->ddc_bus);
+	if (dev_priv->lid_notifier.notifier_call)
+		acpi_lid_notifier_unregister(&dev_priv->lid_notifier);
 	drm_sysfs_connector_remove(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
@@ -672,9 +731,8 @@ static int intel_lvds_set_property(struct drm_connector *connector,
 				connector->encoder) {
 		struct drm_crtc *crtc = connector->encoder->crtc;
 		struct intel_lvds_priv *lvds_priv = intel_output->dev_priv;
-		if (value == DRM_MODE_SCALE_NON_GPU) {
-			DRM_DEBUG_KMS(I915_LVDS,
-					"non_GPU property is unsupported\n");
+		if (value == DRM_MODE_SCALE_NONE) {
+			DRM_DEBUG_KMS("no scaling not supported\n");
 			return 0;
 		}
 		if (lvds_priv->fitting_mode == value) {
@@ -731,8 +789,7 @@ static const struct drm_encoder_funcs intel_lvds_enc_funcs = {
 
 static int __init intel_no_lvds_dmi_callback(const struct dmi_system_id *id)
 {
-	DRM_DEBUG_KMS(I915_LVDS,
-		      "Skipping LVDS initialization for %s\n", id->ident);
+	DRM_DEBUG_KMS("Skipping LVDS initialization for %s\n", id->ident);
 	return 1;
 }
 
@@ -1023,11 +1080,16 @@ out:
 		pwm |= PWM_PCH_ENABLE;
 		I915_WRITE(BLC_PWM_PCH_CTL1, pwm);
 	}
+	dev_priv->lid_notifier.notifier_call = intel_lid_notify;
+	if (acpi_lid_notifier_register(&dev_priv->lid_notifier)) {
+		DRM_DEBUG("lid notifier registration failed\n");
+		dev_priv->lid_notifier.notifier_call = NULL;
+	}
 	drm_sysfs_connector_add(connector);
 	return;
 
 failed:
-	DRM_DEBUG_KMS(I915_LVDS, "No LVDS modes found, disabling.\n");
+	DRM_DEBUG_KMS("No LVDS modes found, disabling.\n");
 	if (intel_output->ddc_bus)
 		intel_i2c_destroy(intel_output->ddc_bus);
 	drm_connector_cleanup(connector);
diff --git a/drivers/gpu/drm/i915/intel_sdvo.c b/drivers/gpu/drm/i915/intel_sdvo.c
index d3b74ba62b4a..083bec2e50f9 100644
--- a/drivers/gpu/drm/i915/intel_sdvo.c
+++ b/drivers/gpu/drm/i915/intel_sdvo.c
@@ -37,7 +37,19 @@
 #include "intel_sdvo_regs.h"
 
 #undef SDVO_DEBUG
-#define I915_SDVO	"i915_sdvo"
+
+static char *tv_format_names[] = {
+	"NTSC_M"   , "NTSC_J"  , "NTSC_443",
+	"PAL_B"    , "PAL_D"   , "PAL_G"   ,
+	"PAL_H"    , "PAL_I"   , "PAL_M"   ,
+	"PAL_N"    , "PAL_NC"  , "PAL_60"  ,
+	"SECAM_B"  , "SECAM_D" , "SECAM_G" ,
+	"SECAM_K"  , "SECAM_K1", "SECAM_L" ,
+	"SECAM_60"
+};
+
+#define TV_FORMAT_NUM  (sizeof(tv_format_names) / sizeof(*tv_format_names))
+
 struct intel_sdvo_priv {
 	u8 slave_addr;
 
@@ -71,6 +83,15 @@ struct intel_sdvo_priv {
 	 */
 	bool is_tv;
 
+	/* This is for current tv format name */
+	char *tv_format_name;
+
+	/* This contains all current supported TV format */
+	char *tv_format_supported[TV_FORMAT_NUM];
+	int   format_supported_num;
+	struct drm_property *tv_format_property;
+	struct drm_property *tv_format_name_property[TV_FORMAT_NUM];
+
 	/**
 	 * This is set if we treat the device as HDMI, instead of DVI.
 	 */
@@ -97,14 +118,6 @@ struct intel_sdvo_priv {
 	 */
 	struct intel_sdvo_sdtv_resolution_reply sdtv_resolutions;
 
-	/**
-	 * Current selected TV format.
-	 *
-	 * This is stored in the same structure that's passed to the device, for
-	 * convenience.
-	 */
-	struct intel_sdvo_tv_format tv_format;
-
 	/*
 	 * supported encoding mode, used to determine whether HDMI is
 	 * supported
@@ -114,11 +127,38 @@ struct intel_sdvo_priv {
 	/* DDC bus used by this SDVO output */
 	uint8_t ddc_bus;
 
+	/* Mac mini hack -- use the same DDC as the analog connector */
+	struct i2c_adapter *analog_ddc_bus;
+
 	int save_sdvo_mult;
 	u16 save_active_outputs;
 	struct intel_sdvo_dtd save_input_dtd_1, save_input_dtd_2;
 	struct intel_sdvo_dtd save_output_dtd[16];
 	u32 save_SDVOX;
+	/* add the property for the SDVO-TV */
+	struct drm_property *left_property;
+	struct drm_property *right_property;
+	struct drm_property *top_property;
+	struct drm_property *bottom_property;
+	struct drm_property *hpos_property;
+	struct drm_property *vpos_property;
+
+	/* add the property for the SDVO-TV/LVDS */
+	struct drm_property *brightness_property;
+	struct drm_property *contrast_property;
+	struct drm_property *saturation_property;
+	struct drm_property *hue_property;
+
+	/* Add variable to record current setting for the above property */
+	u32	left_margin, right_margin, top_margin, bottom_margin;
+	/* this is to get the range of margin.*/
+	u32	max_hscan,  max_vscan;
+	u32	max_hpos, cur_hpos;
+	u32	max_vpos, cur_vpos;
+	u32	cur_brightness, max_brightness;
+	u32	cur_contrast,	max_contrast;
+	u32	cur_saturation, max_saturation;
+	u32	cur_hue,	max_hue;
 };
 
 static bool
@@ -188,7 +228,7 @@ static bool intel_sdvo_read_byte(struct intel_output *intel_output, u8 addr,
 		return true;
 	}
 
-	DRM_DEBUG("i2c transfer returned %d\n", ret);
+	DRM_DEBUG_KMS("i2c transfer returned %d\n", ret);
 	return false;
 }
 
@@ -265,6 +305,31 @@ static const struct _sdvo_cmd_name {
     SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT),
     SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SCALED_HDTV_RESOLUTION_SUPPORT),
     SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS),
+    /* Add the op code for SDVO enhancements */
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_POSITION_V),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_POSITION_V),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_POSITION_V),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_SATURATION),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SATURATION),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_SATURATION),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_HUE),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_HUE),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_HUE),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_CONTRAST),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_CONTRAST),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_CONTRAST),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_BRIGHTNESS),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_BRIGHTNESS),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_BRIGHTNESS),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_H),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_MAX_OVERSCAN_V),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_OVERSCAN_V),
+    SDVO_CMD_NAME_ENTRY(SDVO_CMD_SET_OVERSCAN_V),
     /* HDMI op code */
     SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_SUPP_ENCODE),
     SDVO_CMD_NAME_ENTRY(SDVO_CMD_GET_ENCODE),
@@ -298,7 +363,7 @@ static void intel_sdvo_debug_write(struct intel_output *intel_output, u8 cmd,
 	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
 	int i;
 
-	DRM_DEBUG_KMS(I915_SDVO, "%s: W: %02X ",
+	DRM_DEBUG_KMS("%s: W: %02X ",
 				SDVO_NAME(sdvo_priv), cmd);
 	for (i = 0; i < args_len; i++)
 		DRM_LOG_KMS("%02X ", ((u8 *)args)[i]);
@@ -351,7 +416,7 @@ static void intel_sdvo_debug_response(struct intel_output *intel_output,
 	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
 	int i;
 
-	DRM_DEBUG_KMS(I915_SDVO, "%s: R: ", SDVO_NAME(sdvo_priv));
+	DRM_DEBUG_KMS("%s: R: ", SDVO_NAME(sdvo_priv));
 	for (i = 0; i < response_len; i++)
 		DRM_LOG_KMS("%02X ", ((u8 *)response)[i]);
 	for (; i < 8; i++)
@@ -668,10 +733,10 @@ static int intel_sdvo_get_clock_rate_mult(struct intel_output *intel_output)
 	status = intel_sdvo_read_response(intel_output, &response, 1);
 
 	if (status != SDVO_CMD_STATUS_SUCCESS) {
-		DRM_DEBUG("Couldn't get SDVO clock rate multiplier\n");
+		DRM_DEBUG_KMS("Couldn't get SDVO clock rate multiplier\n");
 		return SDVO_CLOCK_RATE_MULT_1X;
 	} else {
-		DRM_DEBUG("Current clock rate multiplier: %d\n", response);
+		DRM_DEBUG_KMS("Current clock rate multiplier: %d\n", response);
 	}
 
 	return response;
@@ -945,23 +1010,28 @@ static void intel_sdvo_set_avi_infoframe(struct intel_output *output,
 
 static void intel_sdvo_set_tv_format(struct intel_output *output)
 {
+
+	struct intel_sdvo_tv_format format;
 	struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
-	struct intel_sdvo_tv_format *format, unset;
-	u8 status;
+	uint32_t format_map, i;
+	uint8_t status;
 
-	format = &sdvo_priv->tv_format;
-	memset(&unset, 0, sizeof(unset));
-	if (memcmp(format, &unset, sizeof(*format))) {
-		DRM_DEBUG("%s: Choosing default TV format of NTSC-M\n",
-				SDVO_NAME(sdvo_priv));
-		format->ntsc_m = 1;
-		intel_sdvo_write_cmd(output, SDVO_CMD_SET_TV_FORMAT, format,
-				sizeof(*format));
-		status = intel_sdvo_read_response(output, NULL, 0);
-		if (status != SDVO_CMD_STATUS_SUCCESS)
-			DRM_DEBUG("%s: Failed to set TV format\n",
-					SDVO_NAME(sdvo_priv));
-	}
+	for (i = 0; i < TV_FORMAT_NUM; i++)
+		if (tv_format_names[i] == sdvo_priv->tv_format_name)
+			break;
+
+	format_map = 1 << i;
+	memset(&format, 0, sizeof(format));
+	memcpy(&format, &format_map, sizeof(format_map) > sizeof(format) ?
+			sizeof(format) : sizeof(format_map));
+
+	intel_sdvo_write_cmd(output, SDVO_CMD_SET_TV_FORMAT, &format_map,
+			     sizeof(format));
+
+	status = intel_sdvo_read_response(output, NULL, 0);
+	if (status != SDVO_CMD_STATUS_SUCCESS)
+		DRM_DEBUG_KMS("%s: Failed to set TV format\n",
+			  SDVO_NAME(sdvo_priv));
 }
 
 static bool intel_sdvo_mode_fixup(struct drm_encoder *encoder,
@@ -1230,8 +1300,8 @@ static void intel_sdvo_dpms(struct drm_encoder *encoder, int mode)
 		 * a given it the status is a success, we succeeded.
 		 */
 		if (status == SDVO_CMD_STATUS_SUCCESS && !input1) {
-			DRM_DEBUG("First %s output reported failure to sync\n",
-				   SDVO_NAME(sdvo_priv));
+			DRM_DEBUG_KMS("First %s output reported failure to "
+					"sync\n", SDVO_NAME(sdvo_priv));
 		}
 
 		if (0)
@@ -1326,8 +1396,8 @@ static void intel_sdvo_restore(struct drm_connector *connector)
 			intel_wait_for_vblank(dev);
 		status = intel_sdvo_get_trained_inputs(intel_output, &input1, &input2);
 		if (status == SDVO_CMD_STATUS_SUCCESS && !input1)
-			DRM_DEBUG("First %s output reported failure to sync\n",
-				   SDVO_NAME(sdvo_priv));
+			DRM_DEBUG_KMS("First %s output reported failure to "
+					"sync\n", SDVO_NAME(sdvo_priv));
 	}
 
 	intel_sdvo_set_active_outputs(intel_output, sdvo_priv->save_active_outputs);
@@ -1405,7 +1475,7 @@ int intel_sdvo_supports_hotplug(struct drm_connector *connector)
 	u8 response[2];
 	u8 status;
 	struct intel_output *intel_output;
-	DRM_DEBUG("\n");
+	DRM_DEBUG_KMS("\n");
 
 	if (!connector)
 		return 0;
@@ -1478,6 +1548,36 @@ intel_sdvo_multifunc_encoder(struct intel_output *intel_output)
 	return (caps > 1);
 }
 
+static struct drm_connector *
+intel_find_analog_connector(struct drm_device *dev)
+{
+	struct drm_connector *connector;
+	struct intel_output *intel_output;
+
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		intel_output = to_intel_output(connector);
+		if (intel_output->type == INTEL_OUTPUT_ANALOG)
+			return connector;
+	}
+	return NULL;
+}
+
+static int
+intel_analog_is_connected(struct drm_device *dev)
+{
+	struct drm_connector *analog_connector;
+	analog_connector = intel_find_analog_connector(dev);
+
+	if (!analog_connector)
+		return false;
+
+	if (analog_connector->funcs->detect(analog_connector) ==
+			connector_status_disconnected)
+		return false;
+
+	return true;
+}
+
 enum drm_connector_status
 intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
 {
@@ -1488,6 +1588,15 @@ intel_sdvo_hdmi_sink_detect(struct drm_connector *connector, u16 response)
 
 	edid = drm_get_edid(&intel_output->base,
 			    intel_output->ddc_bus);
+
+	/* when there is no edid and no monitor is connected with VGA
+	 * port, try to use the CRT ddc to read the EDID for DVI-connector
+	 */
+	if (edid == NULL &&
+	    sdvo_priv->analog_ddc_bus &&
+	    !intel_analog_is_connected(intel_output->base.dev))
+		edid = drm_get_edid(&intel_output->base,
+				    sdvo_priv->analog_ddc_bus);
 	if (edid != NULL) {
 		/* Don't report the output as connected if it's a DVI-I
 		 * connector with a non-digital EDID coming out.
@@ -1516,10 +1625,11 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
 	struct intel_output *intel_output = to_intel_output(connector);
 	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
 
-	intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
+	intel_sdvo_write_cmd(intel_output,
+			     SDVO_CMD_GET_ATTACHED_DISPLAYS, NULL, 0);
 	status = intel_sdvo_read_response(intel_output, &response, 2);
 
-	DRM_DEBUG("SDVO response %d %d\n", response & 0xff, response >> 8);
+	DRM_DEBUG_KMS("SDVO response %d %d\n", response & 0xff, response >> 8);
 
 	if (status != SDVO_CMD_STATUS_SUCCESS)
 		return connector_status_unknown;
@@ -1540,50 +1650,32 @@ static enum drm_connector_status intel_sdvo_detect(struct drm_connector *connect
 static void intel_sdvo_get_ddc_modes(struct drm_connector *connector)
 {
 	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	int num_modes;
 
 	/* set the bus switch and get the modes */
-	intel_ddc_get_modes(intel_output);
+	num_modes = intel_ddc_get_modes(intel_output);
 
-#if 0
-	struct drm_device *dev = encoder->dev;
-	struct drm_i915_private *dev_priv = dev->dev_private;
-	/* Mac mini hack.  On this device, I get DDC through the analog, which
-	 * load-detects as disconnected.  I fail to DDC through the SDVO DDC,
-	 * but it does load-detect as connected.  So, just steal the DDC bits
-	 * from analog when we fail at finding it the right way.
+	/*
+	 * Mac mini hack.  On this device, the DVI-I connector shares one DDC
+	 * link between analog and digital outputs. So, if the regular SDVO
+	 * DDC fails, check to see if the analog output is disconnected, in
+	 * which case we'll look there for the digital DDC data.
 	 */
-	crt = xf86_config->output[0];
-	intel_output = crt->driver_private;
-	if (intel_output->type == I830_OUTPUT_ANALOG &&
-	    crt->funcs->detect(crt) == XF86OutputStatusDisconnected) {
-		I830I2CInit(pScrn, &intel_output->pDDCBus, GPIOA, "CRTDDC_A");
-		edid_mon = xf86OutputGetEDID(crt, intel_output->pDDCBus);
-		xf86DestroyI2CBusRec(intel_output->pDDCBus, true, true);
-	}
-	if (edid_mon) {
-		xf86OutputSetEDID(output, edid_mon);
-		modes = xf86OutputGetEDIDModes(output);
-	}
-#endif
-}
+	if (num_modes == 0 &&
+	    sdvo_priv->analog_ddc_bus &&
+	    !intel_analog_is_connected(intel_output->base.dev)) {
+		struct i2c_adapter *digital_ddc_bus;
 
-/**
- * This function checks the current TV format, and chooses a default if
- * it hasn't been set.
- */
-static void
-intel_sdvo_check_tv_format(struct intel_output *output)
-{
-	struct intel_sdvo_priv *dev_priv = output->dev_priv;
-	struct intel_sdvo_tv_format format;
-	uint8_t status;
+		/* Switch to the analog ddc bus and try that
+		 */
+		digital_ddc_bus = intel_output->ddc_bus;
+		intel_output->ddc_bus = sdvo_priv->analog_ddc_bus;
 
-	intel_sdvo_write_cmd(output, SDVO_CMD_GET_TV_FORMAT, NULL, 0);
-	status = intel_sdvo_read_response(output, &format, sizeof(format));
-	if (status != SDVO_CMD_STATUS_SUCCESS)
-		return;
+		(void) intel_ddc_get_modes(intel_output);
 
-	memcpy(&dev_priv->tv_format, &format, sizeof(format));
+		intel_output->ddc_bus = digital_ddc_bus;
+	}
 }
 
 /*
@@ -1656,17 +1748,26 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
 	struct intel_output *output = to_intel_output(connector);
 	struct intel_sdvo_priv *sdvo_priv = output->dev_priv;
 	struct intel_sdvo_sdtv_resolution_request tv_res;
-	uint32_t reply = 0;
+	uint32_t reply = 0, format_map = 0;
+	int i;
 	uint8_t status;
-	int i = 0;
 
-	intel_sdvo_check_tv_format(output);
 
 	/* Read the list of supported input resolutions for the selected TV
 	 * format.
 	 */
-	memset(&tv_res, 0, sizeof(tv_res));
-	memcpy(&tv_res, &sdvo_priv->tv_format, sizeof(tv_res));
+	for (i = 0; i < TV_FORMAT_NUM; i++)
+		if (tv_format_names[i] ==  sdvo_priv->tv_format_name)
+			break;
+
+	format_map = (1 << i);
+	memcpy(&tv_res, &format_map,
+	       sizeof(struct intel_sdvo_sdtv_resolution_request) >
+	       sizeof(format_map) ? sizeof(format_map) :
+	       sizeof(struct intel_sdvo_sdtv_resolution_request));
+
+	intel_sdvo_set_target_output(output, sdvo_priv->controlled_output);
+
 	intel_sdvo_write_cmd(output, SDVO_CMD_GET_SDTV_RESOLUTION_SUPPORT,
 			     &tv_res, sizeof(tv_res));
 	status = intel_sdvo_read_response(output, &reply, 3);
@@ -1681,6 +1782,7 @@ static void intel_sdvo_get_tv_modes(struct drm_connector *connector)
 			if (nmode)
 				drm_mode_probed_add(connector, nmode);
 		}
+
 }
 
 static void intel_sdvo_get_lvds_modes(struct drm_connector *connector)
@@ -1739,6 +1841,45 @@ static int intel_sdvo_get_modes(struct drm_connector *connector)
 	return 1;
 }
 
+static
+void intel_sdvo_destroy_enhance_property(struct drm_connector *connector)
+{
+	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct drm_device *dev = connector->dev;
+
+	if (sdvo_priv->is_tv) {
+		if (sdvo_priv->left_property)
+			drm_property_destroy(dev, sdvo_priv->left_property);
+		if (sdvo_priv->right_property)
+			drm_property_destroy(dev, sdvo_priv->right_property);
+		if (sdvo_priv->top_property)
+			drm_property_destroy(dev, sdvo_priv->top_property);
+		if (sdvo_priv->bottom_property)
+			drm_property_destroy(dev, sdvo_priv->bottom_property);
+		if (sdvo_priv->hpos_property)
+			drm_property_destroy(dev, sdvo_priv->hpos_property);
+		if (sdvo_priv->vpos_property)
+			drm_property_destroy(dev, sdvo_priv->vpos_property);
+	}
+	if (sdvo_priv->is_tv) {
+		if (sdvo_priv->saturation_property)
+			drm_property_destroy(dev,
+					sdvo_priv->saturation_property);
+		if (sdvo_priv->contrast_property)
+			drm_property_destroy(dev,
+					sdvo_priv->contrast_property);
+		if (sdvo_priv->hue_property)
+			drm_property_destroy(dev, sdvo_priv->hue_property);
+	}
+	if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
+		if (sdvo_priv->brightness_property)
+			drm_property_destroy(dev,
+					sdvo_priv->brightness_property);
+	}
+	return;
+}
+
 static void intel_sdvo_destroy(struct drm_connector *connector)
 {
 	struct intel_output *intel_output = to_intel_output(connector);
@@ -1748,17 +1889,158 @@ static void intel_sdvo_destroy(struct drm_connector *connector)
 		intel_i2c_destroy(intel_output->i2c_bus);
 	if (intel_output->ddc_bus)
 		intel_i2c_destroy(intel_output->ddc_bus);
+	if (sdvo_priv->analog_ddc_bus)
+		intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
 
 	if (sdvo_priv->sdvo_lvds_fixed_mode != NULL)
 		drm_mode_destroy(connector->dev,
 				 sdvo_priv->sdvo_lvds_fixed_mode);
 
+	if (sdvo_priv->tv_format_property)
+		drm_property_destroy(connector->dev,
+				     sdvo_priv->tv_format_property);
+
+	if (sdvo_priv->is_tv || sdvo_priv->is_lvds)
+		intel_sdvo_destroy_enhance_property(connector);
+
 	drm_sysfs_connector_remove(connector);
 	drm_connector_cleanup(connector);
 
 	kfree(intel_output);
 }
 
+static int
+intel_sdvo_set_property(struct drm_connector *connector,
+			struct drm_property *property,
+			uint64_t val)
+{
+	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct drm_encoder *encoder = &intel_output->enc;
+	struct drm_crtc *crtc = encoder->crtc;
+	int ret = 0;
+	bool changed = false;
+	uint8_t cmd, status;
+	uint16_t temp_value;
+
+	ret = drm_connector_property_set_value(connector, property, val);
+	if (ret < 0)
+		goto out;
+
+	if (property == sdvo_priv->tv_format_property) {
+		if (val >= TV_FORMAT_NUM) {
+			ret = -EINVAL;
+			goto out;
+		}
+		if (sdvo_priv->tv_format_name ==
+		    sdvo_priv->tv_format_supported[val])
+			goto out;
+
+		sdvo_priv->tv_format_name = sdvo_priv->tv_format_supported[val];
+		changed = true;
+	}
+
+	if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
+		cmd = 0;
+		temp_value = val;
+		if (sdvo_priv->left_property == property) {
+			drm_connector_property_set_value(connector,
+				sdvo_priv->right_property, val);
+			if (sdvo_priv->left_margin == temp_value)
+				goto out;
+
+			sdvo_priv->left_margin = temp_value;
+			sdvo_priv->right_margin = temp_value;
+			temp_value = sdvo_priv->max_hscan -
+					sdvo_priv->left_margin;
+			cmd = SDVO_CMD_SET_OVERSCAN_H;
+		} else if (sdvo_priv->right_property == property) {
+			drm_connector_property_set_value(connector,
+				sdvo_priv->left_property, val);
+			if (sdvo_priv->right_margin == temp_value)
+				goto out;
+
+			sdvo_priv->left_margin = temp_value;
+			sdvo_priv->right_margin = temp_value;
+			temp_value = sdvo_priv->max_hscan -
+				sdvo_priv->left_margin;
+			cmd = SDVO_CMD_SET_OVERSCAN_H;
+		} else if (sdvo_priv->top_property == property) {
+			drm_connector_property_set_value(connector,
+				sdvo_priv->bottom_property, val);
+			if (sdvo_priv->top_margin == temp_value)
+				goto out;
+
+			sdvo_priv->top_margin = temp_value;
+			sdvo_priv->bottom_margin = temp_value;
+			temp_value = sdvo_priv->max_vscan -
+					sdvo_priv->top_margin;
+			cmd = SDVO_CMD_SET_OVERSCAN_V;
+		} else if (sdvo_priv->bottom_property == property) {
+			drm_connector_property_set_value(connector,
+				sdvo_priv->top_property, val);
+			if (sdvo_priv->bottom_margin == temp_value)
+				goto out;
+			sdvo_priv->top_margin = temp_value;
+			sdvo_priv->bottom_margin = temp_value;
+			temp_value = sdvo_priv->max_vscan -
+					sdvo_priv->top_margin;
+			cmd = SDVO_CMD_SET_OVERSCAN_V;
+		} else if (sdvo_priv->hpos_property == property) {
+			if (sdvo_priv->cur_hpos == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_POSITION_H;
+			sdvo_priv->cur_hpos = temp_value;
+		} else if (sdvo_priv->vpos_property == property) {
+			if (sdvo_priv->cur_vpos == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_POSITION_V;
+			sdvo_priv->cur_vpos = temp_value;
+		} else if (sdvo_priv->saturation_property == property) {
+			if (sdvo_priv->cur_saturation == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_SATURATION;
+			sdvo_priv->cur_saturation = temp_value;
+		} else if (sdvo_priv->contrast_property == property) {
+			if (sdvo_priv->cur_contrast == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_CONTRAST;
+			sdvo_priv->cur_contrast = temp_value;
+		} else if (sdvo_priv->hue_property == property) {
+			if (sdvo_priv->cur_hue == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_HUE;
+			sdvo_priv->cur_hue = temp_value;
+		} else if (sdvo_priv->brightness_property == property) {
+			if (sdvo_priv->cur_brightness == temp_value)
+				goto out;
+
+			cmd = SDVO_CMD_SET_BRIGHTNESS;
+			sdvo_priv->cur_brightness = temp_value;
+		}
+		if (cmd) {
+			intel_sdvo_write_cmd(intel_output, cmd, &temp_value, 2);
+			status = intel_sdvo_read_response(intel_output,
+								NULL, 0);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO command \n");
+				return -EINVAL;
+			}
+			changed = true;
+		}
+	}
+	if (changed && crtc)
+		drm_crtc_helper_set_mode(crtc, &crtc->mode, crtc->x,
+				crtc->y, crtc->fb);
+out:
+	return ret;
+}
+
 static const struct drm_encoder_helper_funcs intel_sdvo_helper_funcs = {
 	.dpms = intel_sdvo_dpms,
 	.mode_fixup = intel_sdvo_mode_fixup,
@@ -1773,6 +2055,7 @@ static const struct drm_connector_funcs intel_sdvo_connector_funcs = {
 	.restore = intel_sdvo_restore,
 	.detect = intel_sdvo_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
+	.set_property = intel_sdvo_set_property,
 	.destroy = intel_sdvo_destroy,
 };
 
@@ -1991,6 +2274,8 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 		sdvo_priv->controlled_output = SDVO_OUTPUT_RGB1;
 		encoder->encoder_type = DRM_MODE_ENCODER_DAC;
 		connector->connector_type = DRM_MODE_CONNECTOR_VGA;
+		intel_output->clone_mask = (1 << INTEL_SDVO_NON_TV_CLONE_BIT) |
+					(1 << INTEL_ANALOG_CLONE_BIT);
 	} else if (flags & SDVO_OUTPUT_LVDS0) {
 
 		sdvo_priv->controlled_output = SDVO_OUTPUT_LVDS0;
@@ -2013,10 +2298,9 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 
 		sdvo_priv->controlled_output = 0;
 		memcpy(bytes, &sdvo_priv->caps.output_flags, 2);
-		DRM_DEBUG_KMS(I915_SDVO,
-				"%s: Unknown SDVO output type (0x%02x%02x)\n",
-				  SDVO_NAME(sdvo_priv),
-				  bytes[0], bytes[1]);
+		DRM_DEBUG_KMS("%s: Unknown SDVO output type (0x%02x%02x)\n",
+			      SDVO_NAME(sdvo_priv),
+			      bytes[0], bytes[1]);
 		ret = false;
 	}
 	intel_output->crtc_mask = (1 << 0) | (1 << 1);
@@ -2029,6 +2313,359 @@ intel_sdvo_output_setup(struct intel_output *intel_output, uint16_t flags)
 
 }
 
+static void intel_sdvo_tv_create_property(struct drm_connector *connector)
+{
+      struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct intel_sdvo_tv_format format;
+	uint32_t format_map, i;
+	uint8_t status;
+
+	intel_sdvo_set_target_output(intel_output,
+				     sdvo_priv->controlled_output);
+
+	intel_sdvo_write_cmd(intel_output,
+			     SDVO_CMD_GET_SUPPORTED_TV_FORMATS, NULL, 0);
+	status = intel_sdvo_read_response(intel_output,
+					  &format, sizeof(format));
+	if (status != SDVO_CMD_STATUS_SUCCESS)
+		return;
+
+	memcpy(&format_map, &format, sizeof(format) > sizeof(format_map) ?
+	       sizeof(format_map) : sizeof(format));
+
+	if (format_map == 0)
+		return;
+
+	sdvo_priv->format_supported_num = 0;
+	for (i = 0 ; i < TV_FORMAT_NUM; i++)
+		if (format_map & (1 << i)) {
+			sdvo_priv->tv_format_supported
+			[sdvo_priv->format_supported_num++] =
+			tv_format_names[i];
+		}
+
+
+	sdvo_priv->tv_format_property =
+			drm_property_create(
+				connector->dev, DRM_MODE_PROP_ENUM,
+				"mode", sdvo_priv->format_supported_num);
+
+	for (i = 0; i < sdvo_priv->format_supported_num; i++)
+		drm_property_add_enum(
+				sdvo_priv->tv_format_property, i,
+				i, sdvo_priv->tv_format_supported[i]);
+
+	sdvo_priv->tv_format_name = sdvo_priv->tv_format_supported[0];
+	drm_connector_attach_property(
+			connector, sdvo_priv->tv_format_property, 0);
+
+}
+
+static void intel_sdvo_create_enhance_property(struct drm_connector *connector)
+{
+	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_sdvo_priv *sdvo_priv = intel_output->dev_priv;
+	struct intel_sdvo_enhancements_reply sdvo_data;
+	struct drm_device *dev = connector->dev;
+	uint8_t status;
+	uint16_t response, data_value[2];
+
+	intel_sdvo_write_cmd(intel_output, SDVO_CMD_GET_SUPPORTED_ENHANCEMENTS,
+						NULL, 0);
+	status = intel_sdvo_read_response(intel_output, &sdvo_data,
+					sizeof(sdvo_data));
+	if (status != SDVO_CMD_STATUS_SUCCESS) {
+		DRM_DEBUG_KMS(" incorrect response is returned\n");
+		return;
+	}
+	response = *((uint16_t *)&sdvo_data);
+	if (!response) {
+		DRM_DEBUG_KMS("No enhancement is supported\n");
+		return;
+	}
+	if (sdvo_priv->is_tv) {
+		/* when horizontal overscan is supported, Add the left/right
+		 * property
+		 */
+		if (sdvo_data.overscan_h) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_OVERSCAN_H, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO max "
+						"h_overscan\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_OVERSCAN_H, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO h_overscan\n");
+				return;
+			}
+			sdvo_priv->max_hscan = data_value[0];
+			sdvo_priv->left_margin = data_value[0] - response;
+			sdvo_priv->right_margin = sdvo_priv->left_margin;
+			sdvo_priv->left_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"left_margin", 2);
+			sdvo_priv->left_property->values[0] = 0;
+			sdvo_priv->left_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->left_property,
+						sdvo_priv->left_margin);
+			sdvo_priv->right_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"right_margin", 2);
+			sdvo_priv->right_property->values[0] = 0;
+			sdvo_priv->right_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->right_property,
+						sdvo_priv->right_margin);
+			DRM_DEBUG_KMS("h_overscan: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+		if (sdvo_data.overscan_v) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_OVERSCAN_V, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO max "
+						"v_overscan\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_OVERSCAN_V, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO v_overscan\n");
+				return;
+			}
+			sdvo_priv->max_vscan = data_value[0];
+			sdvo_priv->top_margin = data_value[0] - response;
+			sdvo_priv->bottom_margin = sdvo_priv->top_margin;
+			sdvo_priv->top_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"top_margin", 2);
+			sdvo_priv->top_property->values[0] = 0;
+			sdvo_priv->top_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->top_property,
+						sdvo_priv->top_margin);
+			sdvo_priv->bottom_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"bottom_margin", 2);
+			sdvo_priv->bottom_property->values[0] = 0;
+			sdvo_priv->bottom_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->bottom_property,
+						sdvo_priv->bottom_margin);
+			DRM_DEBUG_KMS("v_overscan: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+		if (sdvo_data.position_h) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_POSITION_H, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max h_pos\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_POSITION_H, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get h_postion\n");
+				return;
+			}
+			sdvo_priv->max_hpos = data_value[0];
+			sdvo_priv->cur_hpos = response;
+			sdvo_priv->hpos_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"hpos", 2);
+			sdvo_priv->hpos_property->values[0] = 0;
+			sdvo_priv->hpos_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->hpos_property,
+						sdvo_priv->cur_hpos);
+			DRM_DEBUG_KMS("h_position: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+		if (sdvo_data.position_v) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_POSITION_V, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max v_pos\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_POSITION_V, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get v_postion\n");
+				return;
+			}
+			sdvo_priv->max_vpos = data_value[0];
+			sdvo_priv->cur_vpos = response;
+			sdvo_priv->vpos_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"vpos", 2);
+			sdvo_priv->vpos_property->values[0] = 0;
+			sdvo_priv->vpos_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->vpos_property,
+						sdvo_priv->cur_vpos);
+			DRM_DEBUG_KMS("v_position: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+	}
+	if (sdvo_priv->is_tv) {
+		if (sdvo_data.saturation) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_SATURATION, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max sat\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_SATURATION, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get sat\n");
+				return;
+			}
+			sdvo_priv->max_saturation = data_value[0];
+			sdvo_priv->cur_saturation = response;
+			sdvo_priv->saturation_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"saturation", 2);
+			sdvo_priv->saturation_property->values[0] = 0;
+			sdvo_priv->saturation_property->values[1] =
+							data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->saturation_property,
+						sdvo_priv->cur_saturation);
+			DRM_DEBUG_KMS("saturation: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+		if (sdvo_data.contrast) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_CONTRAST, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max contrast\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_CONTRAST, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get contrast\n");
+				return;
+			}
+			sdvo_priv->max_contrast = data_value[0];
+			sdvo_priv->cur_contrast = response;
+			sdvo_priv->contrast_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"contrast", 2);
+			sdvo_priv->contrast_property->values[0] = 0;
+			sdvo_priv->contrast_property->values[1] = data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->contrast_property,
+						sdvo_priv->cur_contrast);
+			DRM_DEBUG_KMS("contrast: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+		if (sdvo_data.hue) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_HUE, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max hue\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_HUE, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get hue\n");
+				return;
+			}
+			sdvo_priv->max_hue = data_value[0];
+			sdvo_priv->cur_hue = response;
+			sdvo_priv->hue_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"hue", 2);
+			sdvo_priv->hue_property->values[0] = 0;
+			sdvo_priv->hue_property->values[1] =
+							data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->hue_property,
+						sdvo_priv->cur_hue);
+			DRM_DEBUG_KMS("hue: max %d, default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+	}
+	if (sdvo_priv->is_tv || sdvo_priv->is_lvds) {
+		if (sdvo_data.brightness) {
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_MAX_BRIGHTNESS, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&data_value, 4);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO Max bright\n");
+				return;
+			}
+			intel_sdvo_write_cmd(intel_output,
+				SDVO_CMD_GET_BRIGHTNESS, NULL, 0);
+			status = intel_sdvo_read_response(intel_output,
+				&response, 2);
+			if (status != SDVO_CMD_STATUS_SUCCESS) {
+				DRM_DEBUG_KMS("Incorrect SDVO get brigh\n");
+				return;
+			}
+			sdvo_priv->max_brightness = data_value[0];
+			sdvo_priv->cur_brightness = response;
+			sdvo_priv->brightness_property =
+				drm_property_create(dev, DRM_MODE_PROP_RANGE,
+						"brightness", 2);
+			sdvo_priv->brightness_property->values[0] = 0;
+			sdvo_priv->brightness_property->values[1] =
+							data_value[0];
+			drm_connector_attach_property(connector,
+						sdvo_priv->brightness_property,
+						sdvo_priv->cur_brightness);
+			DRM_DEBUG_KMS("brightness: max %d, "
+					"default %d, current %d\n",
+					data_value[0], data_value[1], response);
+		}
+	}
+	return;
+}
+
 bool intel_sdvo_init(struct drm_device *dev, int output_device)
 {
 	struct drm_connector *connector;
@@ -2066,18 +2703,22 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	/* Read the regs to test if we can talk to the device */
 	for (i = 0; i < 0x40; i++) {
 		if (!intel_sdvo_read_byte(intel_output, i, &ch[i])) {
-			DRM_DEBUG_KMS(I915_SDVO,
-					"No SDVO device found on SDVO%c\n",
+			DRM_DEBUG_KMS("No SDVO device found on SDVO%c\n",
 					output_device == SDVOB ? 'B' : 'C');
 			goto err_i2c;
 		}
 	}
 
 	/* setup the DDC bus. */
-	if (output_device == SDVOB)
+	if (output_device == SDVOB) {
 		intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOB DDC BUS");
-	else
+		sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
+						"SDVOB/VGA DDC BUS");
+	} else {
 		intel_output->ddc_bus = intel_i2c_create(dev, GPIOE, "SDVOC DDC BUS");
+		sdvo_priv->analog_ddc_bus = intel_i2c_create(dev, GPIOA,
+						"SDVOC/VGA DDC BUS");
+	}
 
 	if (intel_output->ddc_bus == NULL)
 		goto err_i2c;
@@ -2090,7 +2731,7 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 
 	if (intel_sdvo_output_setup(intel_output,
 				    sdvo_priv->caps.output_flags) != true) {
-		DRM_DEBUG("SDVO output failed to setup on SDVO%c\n",
+		DRM_DEBUG_KMS("SDVO output failed to setup on SDVO%c\n",
 			  output_device == SDVOB ? 'B' : 'C');
 		goto err_i2c;
 	}
@@ -2111,6 +2752,12 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	drm_encoder_helper_add(&intel_output->enc, &intel_sdvo_helper_funcs);
 
 	drm_mode_connector_attach_encoder(&intel_output->base, &intel_output->enc);
+	if (sdvo_priv->is_tv)
+		intel_sdvo_tv_create_property(connector);
+
+	if (sdvo_priv->is_tv || sdvo_priv->is_lvds)
+		intel_sdvo_create_enhance_property(connector);
+
 	drm_sysfs_connector_add(connector);
 
 	intel_sdvo_select_ddc_bus(sdvo_priv);
@@ -2123,7 +2770,7 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 					       &sdvo_priv->pixel_clock_max);
 
 
-	DRM_DEBUG_KMS(I915_SDVO, "%s device VID/DID: %02X:%02X.%02X, "
+	DRM_DEBUG_KMS("%s device VID/DID: %02X:%02X.%02X, "
 			"clock range %dMHz - %dMHz, "
 			"input 1: %c, input 2: %c, "
 			"output 1: %c, output 2: %c\n",
@@ -2143,6 +2790,8 @@ bool intel_sdvo_init(struct drm_device *dev, int output_device)
 	return true;
 
 err_i2c:
+	if (sdvo_priv->analog_ddc_bus != NULL)
+		intel_i2c_destroy(sdvo_priv->analog_ddc_bus);
 	if (intel_output->ddc_bus != NULL)
 		intel_i2c_destroy(intel_output->ddc_bus);
 	if (intel_output->i2c_bus != NULL)
diff --git a/drivers/gpu/drm/i915/intel_tv.c b/drivers/gpu/drm/i915/intel_tv.c
index 5b1c9e9fdba0..9ca917931afb 100644
--- a/drivers/gpu/drm/i915/intel_tv.c
+++ b/drivers/gpu/drm/i915/intel_tv.c
@@ -1082,7 +1082,8 @@ intel_tv_mode_valid(struct drm_connector *connector, struct drm_display_mode *mo
 	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
 
 	/* Ensure TV refresh is close to desired refresh */
-	if (tv_mode && abs(tv_mode->refresh - drm_mode_vrefresh(mode)) < 10)
+	if (tv_mode && abs(tv_mode->refresh - drm_mode_vrefresh(mode) * 1000)
+				< 1000)
 		return MODE_OK;
 	return MODE_CLOCK_RANGE;
 }
@@ -1437,6 +1438,35 @@ intel_tv_detect_type (struct drm_crtc *crtc, struct intel_output *intel_output)
 	return type;
 }
 
+/*
+ * Here we set accurate tv format according to connector type
+ * i.e Component TV should not be assigned by NTSC or PAL
+ */
+static void intel_tv_find_better_format(struct drm_connector *connector)
+{
+	struct intel_output *intel_output = to_intel_output(connector);
+	struct intel_tv_priv *tv_priv = intel_output->dev_priv;
+	const struct tv_mode *tv_mode = intel_tv_mode_find(intel_output);
+	int i;
+
+	if ((tv_priv->type == DRM_MODE_CONNECTOR_Component) ==
+		tv_mode->component_only)
+		return;
+
+
+	for (i = 0; i < sizeof(tv_modes) / sizeof(*tv_modes); i++) {
+		tv_mode = tv_modes + i;
+
+		if ((tv_priv->type == DRM_MODE_CONNECTOR_Component) ==
+			tv_mode->component_only)
+			break;
+	}
+
+	tv_priv->tv_format = tv_mode->name;
+	drm_connector_property_set_value(connector,
+		connector->dev->mode_config.tv_mode_property, i);
+}
+
 /**
  * Detect the TV connection.
  *
@@ -1473,6 +1503,7 @@ intel_tv_detect(struct drm_connector *connector)
 	if (type < 0)
 		return connector_status_disconnected;
 
+	intel_tv_find_better_format(connector);
 	return connector_status_connected;
 }
 
diff --git a/drivers/gpu/drm/mga/mga_dma.c b/drivers/gpu/drm/mga/mga_dma.c
index 6c67a02910c8..3c917fb3a60b 100644
--- a/drivers/gpu/drm/mga/mga_dma.c
+++ b/drivers/gpu/drm/mga/mga_dma.c
@@ -444,7 +444,7 @@ static int mga_do_agp_dma_bootstrap(struct drm_device * dev,
 {
 	drm_mga_private_t *const dev_priv =
 	    (drm_mga_private_t *) dev->dev_private;
-	unsigned int warp_size = mga_warp_microcode_size(dev_priv);
+	unsigned int warp_size = MGA_WARP_UCODE_SIZE;
 	int err;
 	unsigned offset;
 	const unsigned secondary_size = dma_bs->secondary_bin_count
@@ -619,7 +619,7 @@ static int mga_do_pci_dma_bootstrap(struct drm_device * dev,
 {
 	drm_mga_private_t *const dev_priv =
 	    (drm_mga_private_t *) dev->dev_private;
-	unsigned int warp_size = mga_warp_microcode_size(dev_priv);
+	unsigned int warp_size = MGA_WARP_UCODE_SIZE;
 	unsigned int primary_size;
 	unsigned int bin_count;
 	int err;
diff --git a/drivers/gpu/drm/mga/mga_drv.h b/drivers/gpu/drm/mga/mga_drv.h
index 3d264f288237..be6c6b9b0e89 100644
--- a/drivers/gpu/drm/mga/mga_drv.h
+++ b/drivers/gpu/drm/mga/mga_drv.h
@@ -177,7 +177,6 @@ extern void mga_do_dma_wrap_end(drm_mga_private_t * dev_priv);
 extern int mga_freelist_put(struct drm_device * dev, struct drm_buf * buf);
 
 				/* mga_warp.c */
-extern unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv);
 extern int mga_warp_install_microcode(drm_mga_private_t * dev_priv);
 extern int mga_warp_init(drm_mga_private_t * dev_priv);
 
diff --git a/drivers/gpu/drm/mga/mga_state.c b/drivers/gpu/drm/mga/mga_state.c
index b710fab21cb3..a53b848e0f17 100644
--- a/drivers/gpu/drm/mga/mga_state.c
+++ b/drivers/gpu/drm/mga/mga_state.c
@@ -239,7 +239,7 @@ static __inline__ void mga_g200_emit_pipe(drm_mga_private_t * dev_priv)
 		  MGA_WR34, 0x00000000,
 		  MGA_WR42, 0x0000ffff, MGA_WR60, 0x0000ffff);
 
-	/* Padding required to to hardware bug.
+	/* Padding required due to hardware bug.
 	 */
 	DMA_BLOCK(MGA_DMAPAD, 0xffffffff,
 		  MGA_DMAPAD, 0xffffffff,
@@ -317,7 +317,7 @@ static __inline__ void mga_g400_emit_pipe(drm_mga_private_t * dev_priv)
 		  MGA_WR52, MGA_G400_WR_MAGIC,	/* tex1 width        */
 		  MGA_WR60, MGA_G400_WR_MAGIC);	/* tex1 height       */
 
-	/* Padding required to to hardware bug */
+	/* Padding required due to hardware bug */
 	DMA_BLOCK(MGA_DMAPAD, 0xffffffff,
 		  MGA_DMAPAD, 0xffffffff,
 		  MGA_DMAPAD, 0xffffffff,
diff --git a/drivers/gpu/drm/mga/mga_ucode.h b/drivers/gpu/drm/mga/mga_ucode.h
deleted file mode 100644
index b611e27470e1..000000000000
--- a/drivers/gpu/drm/mga/mga_ucode.h
+++ /dev/null
@@ -1,11645 +0,0 @@
-/* mga_ucode.h -- Matrox G200/G400 WARP engine microcode -*- linux-c -*-
- * Created: Thu Jan 11 21:20:43 2001 by gareth@valinux.com
- *
- * Copyright 1999 Matrox Graphics Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included
- * in all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
- * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * MATROX GRAPHICS INC., OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
- * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
- * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
- * OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- * Kernel-based WARP engine management:
- *    Gareth Hughes <gareth@valinux.com>
- */
-
-/*
- * WARP pipes are named according to the functions they perform, where:
- *
- *   - T stands for computation of texture stage 0
- *   - T2 stands for computation of both texture stage 0 and texture stage 1
- *   - G stands for computation of triangle intensity (Gouraud interpolation)
- *   - Z stands for computation of Z buffer interpolation
- *   - S stands for computation of specular highlight
- *   - A stands for computation of the alpha channel
- *   - F stands for computation of vertex fog interpolation
- */
-
-static unsigned char warp_g200_tgz[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x72, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x60, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x03, 0x80, 0x0A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x57, 0x39, 0x20, 0xE9,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0x2B, 0x32, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0xB3, 0x05,
-	0x00, 0xE0,
-	0x16, 0x28, 0x20, 0xE9,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x1E, 0x2B, 0x20, 0xE9,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x85, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x84, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x82, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x7F, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgza[] = {
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x7D, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x6B, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2D, 0x44, 0x4C, 0xB6,
-	0x25, 0x44, 0x54, 0xB6,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x07, 0xC0, 0x44, 0xC6,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x1F, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x3F, 0x3D, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x07, 0x20,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0xB3, 0x05,
-	0x00, 0xE0,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0x26, 0x1F, 0xDF,
-	0x9D, 0x1F, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x9E, 0x3F, 0x4F, 0xE9,
-
-	0x07, 0x07, 0x1F, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x9C, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x7A, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x79, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x77, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x74, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzaf[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x83, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x6F, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0D, 0x21, 0x1A, 0xB6,
-	0x05, 0x21, 0x31, 0xB6,
-
-	0x2D, 0x44, 0x4C, 0xB6,
-	0x25, 0x44, 0x54, 0xB6,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x0D, 0x20,
-	0x05, 0x20,
-	0x2F, 0xC0, 0x21, 0xC6,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x07, 0xC0, 0x44, 0xC6,
-
-	0x17, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x2D, 0x20,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x1F, 0x62, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x07, 0x20,
-
-	0x3F, 0x3D, 0x5D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0xB3, 0x05,
-	0x00, 0xE0,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x35, 0x17, 0x4F, 0xE9,
-
-	0x1F, 0x26, 0x1F, 0xDF,
-	0x9D, 0x1F, 0x4F, 0xE9,
-
-	0x9E, 0x3F, 0x4F, 0xE9,
-	0x39, 0x37, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x17, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x07, 0x07, 0x1F, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x31, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x9C, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x74, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x73, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x71, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6E, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzf[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x7F, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x6B, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0D, 0x21, 0x1A, 0xB6,
-	0x05, 0x21, 0x31, 0xB6,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x0D, 0x20,
-	0x05, 0x20,
-	0x2F, 0xC0, 0x21, 0xC6,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x17, 0x50, 0x56, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0xB3, 0x05,
-	0x00, 0xE0,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x17, 0x26, 0x17, 0xDF,
-	0x35, 0x17, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x39, 0x37, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x17, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x31, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x78, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x77, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x75, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x72, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzs[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x8B, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x77, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2D, 0x21, 0x1A, 0xB0,
-	0x25, 0x21, 0x31, 0xB0,
-
-	0x0D, 0x21, 0x1A, 0xB2,
-	0x05, 0x21, 0x31, 0xB2,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x05, 0x20,
-	0x0D, 0x20,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x2F, 0xC0, 0x21, 0xC0,
-
-	0x16, 0x42, 0x56, 0x9F,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x1E, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x21, 0x31, 0xB4,
-	0x2D, 0x21, 0x1A, 0xB4,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0x05,
-	0x00, 0xE0,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x1E, 0x26, 0x1E, 0xDF,
-
-	0xA7, 0x1E, 0x4F, 0xE9,
-	0x17, 0x26, 0x16, 0xDF,
-
-	0x2D, 0x20,
-	0x00, 0xE0,
-	0xA8, 0x3F, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x1E, 0xAF,
-	0x25, 0x20,
-	0x00, 0xE0,
-
-	0xA4, 0x16, 0x4F, 0xE9,
-	0x0F, 0xC0, 0x21, 0xC2,
-
-	0xA6, 0x80, 0x4F, 0xE9,
-	0x1F, 0x62, 0x57, 0x9F,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x8F, 0x20,
-
-	0xA5, 0x37, 0x4F, 0xE9,
-	0x0F, 0x17, 0x0F, 0xAF,
-
-	0x06, 0xC0, 0x21, 0xC4,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0xA3, 0x80, 0x4F, 0xE9,
-
-	0x06, 0x20,
-	0x00, 0xE0,
-	0x1F, 0x26, 0x1F, 0xDF,
-
-	0xA1, 0x1F, 0x4F, 0xE9,
-	0xA2, 0x3F, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x06, 0x06, 0x1F, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x6C, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6B, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x69, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzsa[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x8F, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x7B, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2D, 0x21, 0x1A, 0xB0,
-	0x25, 0x21, 0x31, 0xB0,
-
-	0x0D, 0x21, 0x1A, 0xB2,
-	0x05, 0x21, 0x31, 0xB2,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x05, 0x20,
-	0x0D, 0x20,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x2F, 0xC0, 0x21, 0xC0,
-
-	0x16, 0x42, 0x56, 0x9F,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x1E, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x21, 0x31, 0xB4,
-	0x2D, 0x21, 0x1A, 0xB4,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0x05,
-	0x00, 0xE0,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0x0D, 0x44, 0x4C, 0xB6,
-	0x05, 0x44, 0x54, 0xB6,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x1E, 0x26, 0x1E, 0xDF,
-
-	0xA7, 0x1E, 0x4F, 0xE9,
-	0x17, 0x26, 0x16, 0xDF,
-
-	0x2D, 0x20,
-	0x00, 0xE0,
-	0xA8, 0x3F, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x1E, 0xAF,
-	0x25, 0x20,
-	0x00, 0xE0,
-
-	0xA4, 0x16, 0x4F, 0xE9,
-	0x0F, 0xC0, 0x21, 0xC2,
-
-	0xA6, 0x80, 0x4F, 0xE9,
-	0x1F, 0x62, 0x57, 0x9F,
-
-	0x0D, 0x20,
-	0x05, 0x20,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x0F, 0x20,
-
-	0x17, 0x50, 0x56, 0x9F,
-	0xA5, 0x37, 0x4F, 0xE9,
-
-	0x06, 0xC0, 0x21, 0xC4,
-	0x0F, 0x17, 0x0F, 0xAF,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2F, 0xC0, 0x44, 0xC6,
-	0xA3, 0x80, 0x4F, 0xE9,
-
-	0x06, 0x20,
-	0x00, 0xE0,
-	0x1F, 0x26, 0x1F, 0xDF,
-
-	0x17, 0x26, 0x17, 0xDF,
-	0x9D, 0x17, 0x4F, 0xE9,
-
-	0xA1, 0x1F, 0x4F, 0xE9,
-	0xA2, 0x3F, 0x4F, 0xE9,
-
-	0x06, 0x06, 0x1F, 0xAF,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x9E, 0x37, 0x4F, 0xE9,
-	0x2F, 0x17, 0x2F, 0xAF,
-
-	0xA0, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x9C, 0x80, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x68, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x67, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x65, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x62, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzsaf[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x94, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x80, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2D, 0x21, 0x1A, 0xB0,
-	0x25, 0x21, 0x31, 0xB0,
-
-	0x0D, 0x21, 0x1A, 0xB2,
-	0x05, 0x21, 0x31, 0xB2,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x05, 0x20,
-	0x0D, 0x20,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x2F, 0xC0, 0x21, 0xC0,
-
-	0x16, 0x42, 0x56, 0x9F,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x1E, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x21, 0x31, 0xB4,
-	0x2D, 0x21, 0x1A, 0xB4,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0x05,
-	0x00, 0xE0,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0x0D, 0x21, 0x1A, 0xB6,
-	0x05, 0x21, 0x31, 0xB6,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x1E, 0x26, 0x1E, 0xDF,
-
-	0xA7, 0x1E, 0x4F, 0xE9,
-	0x17, 0x26, 0x16, 0xDF,
-
-	0x2D, 0x20,
-	0x00, 0xE0,
-	0xA8, 0x3F, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x1E, 0xAF,
-	0x25, 0x20,
-	0x00, 0xE0,
-
-	0xA4, 0x16, 0x4F, 0xE9,
-	0x0F, 0xC0, 0x21, 0xC2,
-
-	0xA6, 0x80, 0x4F, 0xE9,
-	0x1F, 0x62, 0x57, 0x9F,
-
-	0x0D, 0x20,
-	0x05, 0x20,
-	0x2F, 0xC0, 0x21, 0xC6,
-
-	0x2D, 0x44, 0x4C, 0xB6,
-	0x25, 0x44, 0x54, 0xB6,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x0F, 0x20,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x07, 0xC0, 0x44, 0xC6,
-
-	0x17, 0x50, 0x56, 0x9F,
-	0xA5, 0x37, 0x4F, 0xE9,
-
-	0x06, 0xC0, 0x21, 0xC4,
-	0x0F, 0x17, 0x0F, 0xAF,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1E, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x3E, 0x3D, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x07, 0x20,
-
-	0x2F, 0x20,
-	0x00, 0xE0,
-	0xA3, 0x0F, 0x4F, 0xE9,
-
-	0x06, 0x20,
-	0x00, 0xE0,
-	0x1F, 0x26, 0x1F, 0xDF,
-
-	0x17, 0x26, 0x17, 0xDF,
-	0xA1, 0x1F, 0x4F, 0xE9,
-
-	0x1E, 0x26, 0x1E, 0xDF,
-	0x9D, 0x1E, 0x4F, 0xE9,
-
-	0x35, 0x17, 0x4F, 0xE9,
-	0xA2, 0x3F, 0x4F, 0xE9,
-
-	0x06, 0x06, 0x1F, 0xAF,
-	0x39, 0x37, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x17, 0xAF,
-	0x07, 0x07, 0x1E, 0xAF,
-
-	0xA0, 0x80, 0x4F, 0xE9,
-	0x9E, 0x3E, 0x4F, 0xE9,
-
-	0x31, 0x80, 0x4F, 0xE9,
-	0x9C, 0x80, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x63, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x62, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x60, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x5D, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g200_tgzsf[] = {
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x98, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x81, 0x04,
-	0x89, 0x04,
-	0x01, 0x04,
-	0x09, 0x04,
-
-	0xC9, 0x41, 0xC0, 0xEC,
-	0x11, 0x04,
-	0x00, 0xE0,
-
-	0x41, 0xCC, 0x41, 0xCD,
-	0x49, 0xCC, 0x49, 0xCD,
-
-	0xD1, 0x41, 0xC0, 0xEC,
-	0x51, 0xCC, 0x51, 0xCD,
-
-	0x80, 0x04,
-	0x10, 0x04,
-	0x08, 0x04,
-	0x00, 0xE0,
-
-	0x00, 0xCC, 0xC0, 0xCD,
-	0xD1, 0x49, 0xC0, 0xEC,
-
-	0x8A, 0x1F, 0x20, 0xE9,
-	0x8B, 0x3F, 0x20, 0xE9,
-
-	0x41, 0x3C, 0x41, 0xAD,
-	0x49, 0x3C, 0x49, 0xAD,
-
-	0x10, 0xCC, 0x10, 0xCD,
-	0x08, 0xCC, 0x08, 0xCD,
-
-	0xB9, 0x41, 0x49, 0xBB,
-	0x1F, 0xF0, 0x41, 0xCD,
-
-	0x51, 0x3C, 0x51, 0xAD,
-	0x00, 0x98, 0x80, 0xE9,
-
-	0x8F, 0x80, 0x07, 0xEA,
-	0x24, 0x1F, 0x20, 0xE9,
-
-	0x21, 0x45, 0x80, 0xE8,
-	0x1A, 0x4D, 0x80, 0xE8,
-
-	0x31, 0x55, 0x80, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0x41, 0x49, 0xBD,
-	0x1D, 0x41, 0x51, 0xBD,
-
-	0x2E, 0x41, 0x2A, 0xB8,
-	0x34, 0x53, 0xA0, 0xE8,
-
-	0x15, 0x30,
-	0x1D, 0x30,
-	0x58, 0xE3,
-	0x00, 0xE0,
-
-	0xB5, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x24, 0x43, 0xA0, 0xE8,
-	0x2C, 0x4B, 0xA0, 0xE8,
-
-	0x15, 0x72,
-	0x09, 0xE3,
-	0x00, 0xE0,
-	0x1D, 0x72,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0x97, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x6C, 0x64, 0xC8, 0xEC,
-	0x98, 0xE1,
-	0xB5, 0x05,
-
-	0xBD, 0x05,
-	0x2E, 0x30,
-	0x32, 0xC0, 0xA0, 0xE8,
-
-	0x33, 0xC0, 0xA0, 0xE8,
-	0x74, 0x64, 0xC8, 0xEC,
-
-	0x40, 0x3C, 0x40, 0xAD,
-	0x32, 0x6A,
-	0x2A, 0x30,
-
-	0x20, 0x73,
-	0x33, 0x6A,
-	0x00, 0xE0,
-	0x28, 0x73,
-
-	0x1C, 0x72,
-	0x83, 0xE2,
-	0x7B, 0x80, 0x15, 0xEA,
-
-	0xB8, 0x3D, 0x28, 0xDF,
-	0x30, 0x35, 0x20, 0xDF,
-
-	0x40, 0x30,
-	0x00, 0xE0,
-	0xCC, 0xE2,
-	0x64, 0x72,
-
-	0x25, 0x42, 0x52, 0xBF,
-	0x2D, 0x42, 0x4A, 0xBF,
-
-	0x30, 0x2E, 0x30, 0xDF,
-	0x38, 0x2E, 0x38, 0xDF,
-
-	0x18, 0x1D, 0x45, 0xE9,
-	0x1E, 0x15, 0x45, 0xE9,
-
-	0x2B, 0x49, 0x51, 0xBD,
-	0x00, 0xE0,
-	0x1F, 0x73,
-
-	0x38, 0x38, 0x40, 0xAF,
-	0x30, 0x30, 0x40, 0xAF,
-
-	0x24, 0x1F, 0x24, 0xDF,
-	0x1D, 0x32, 0x20, 0xE9,
-
-	0x2C, 0x1F, 0x2C, 0xDF,
-	0x1A, 0x33, 0x20, 0xE9,
-
-	0xB0, 0x10,
-	0x08, 0xE3,
-	0x40, 0x10,
-	0xB8, 0x10,
-
-	0x26, 0xF0, 0x30, 0xCD,
-	0x2F, 0xF0, 0x38, 0xCD,
-
-	0x2B, 0x80, 0x20, 0xE9,
-	0x2A, 0x80, 0x20, 0xE9,
-
-	0xA6, 0x20,
-	0x88, 0xE2,
-	0x00, 0xE0,
-	0xAF, 0x20,
-
-	0x28, 0x2A, 0x26, 0xAF,
-	0x20, 0x2A, 0xC0, 0xAF,
-
-	0x34, 0x1F, 0x34, 0xDF,
-	0x46, 0x24, 0x46, 0xDF,
-
-	0x28, 0x30, 0x80, 0xBF,
-	0x20, 0x38, 0x80, 0xBF,
-
-	0x47, 0x24, 0x47, 0xDF,
-	0x4E, 0x2C, 0x4E, 0xDF,
-
-	0x4F, 0x2C, 0x4F, 0xDF,
-	0x56, 0x34, 0x56, 0xDF,
-
-	0x28, 0x15, 0x28, 0xDF,
-	0x20, 0x1D, 0x20, 0xDF,
-
-	0x57, 0x34, 0x57, 0xDF,
-	0x00, 0xE0,
-	0x1D, 0x05,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x89, 0xE2,
-	0x2B, 0x30,
-
-	0x3F, 0xC1, 0x1D, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x68,
-	0xBF, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x20, 0xC0, 0x20, 0xAF,
-	0x28, 0x05,
-	0x97, 0x74,
-
-	0x00, 0xE0,
-	0x2A, 0x10,
-	0x16, 0xC0, 0x20, 0xE9,
-
-	0x04, 0x80, 0x10, 0xEA,
-	0x8C, 0xE2,
-	0x95, 0x05,
-
-	0x28, 0xC1, 0x28, 0xAD,
-	0x1F, 0xC1, 0x15, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA8, 0x67,
-	0x9F, 0x6B,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x28, 0xC0, 0x28, 0xAD,
-	0x1D, 0x25,
-	0x20, 0x05,
-
-	0x28, 0x32, 0x80, 0xAD,
-	0x40, 0x2A, 0x40, 0xBD,
-
-	0x1C, 0x80, 0x20, 0xE9,
-	0x20, 0x33, 0x20, 0xAD,
-
-	0x20, 0x73,
-	0x00, 0xE0,
-	0xB6, 0x49, 0x51, 0xBB,
-
-	0x26, 0x2F, 0xB0, 0xE8,
-	0x19, 0x20, 0x20, 0xE9,
-
-	0x35, 0x20, 0x35, 0xDF,
-	0x3D, 0x20, 0x3D, 0xDF,
-
-	0x15, 0x20, 0x15, 0xDF,
-	0x1D, 0x20, 0x1D, 0xDF,
-
-	0x26, 0xD0, 0x26, 0xCD,
-	0x29, 0x49, 0x2A, 0xB8,
-
-	0x26, 0x40, 0x80, 0xBD,
-	0x3B, 0x48, 0x50, 0xBD,
-
-	0x3E, 0x54, 0x57, 0x9F,
-	0x00, 0xE0,
-	0x82, 0xE1,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x26, 0x30,
-	0x29, 0x30,
-	0x48, 0x3C, 0x48, 0xAD,
-
-	0x2B, 0x72,
-	0xC2, 0xE1,
-	0x2C, 0xC0, 0x44, 0xC2,
-
-	0x05, 0x24, 0x34, 0xBF,
-	0x0D, 0x24, 0x2C, 0xBF,
-
-	0x2D, 0x46, 0x4E, 0xBF,
-	0x25, 0x46, 0x56, 0xBF,
-
-	0x20, 0x1D, 0x6F, 0x8F,
-	0x32, 0x3E, 0x5F, 0xE9,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x30,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x33, 0x1E, 0x5F, 0xE9,
-
-	0x05, 0x44, 0x54, 0xB2,
-	0x0D, 0x44, 0x4C, 0xB2,
-
-	0x19, 0xC0, 0xB0, 0xE8,
-	0x34, 0xC0, 0x44, 0xC4,
-
-	0x33, 0x73,
-	0x00, 0xE0,
-	0x3E, 0x62, 0x57, 0x9F,
-
-	0x1E, 0xAF, 0x59, 0x9F,
-	0x00, 0xE0,
-	0x0D, 0x20,
-
-	0x84, 0x3E, 0x58, 0xE9,
-	0x28, 0x1D, 0x6F, 0x8F,
-
-	0x05, 0x20,
-	0x00, 0xE0,
-	0x85, 0x1E, 0x58, 0xE9,
-
-	0x9B, 0x3B, 0x33, 0xDF,
-	0x20, 0x20, 0x42, 0xAF,
-
-	0x30, 0x42, 0x56, 0x9F,
-	0x80, 0x3E, 0x57, 0xE9,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x30, 0x80, 0x5F, 0xE9,
-
-	0x28, 0x28, 0x24, 0xAF,
-	0x81, 0x1E, 0x57, 0xE9,
-
-	0x05, 0x47, 0x57, 0xBF,
-	0x0D, 0x47, 0x4F, 0xBF,
-
-	0x88, 0x80, 0x58, 0xE9,
-	0x1B, 0x29, 0x1B, 0xDF,
-
-	0x30, 0x1D, 0x6F, 0x8F,
-	0x3A, 0x30, 0x4F, 0xE9,
-
-	0x1C, 0x30, 0x26, 0xDF,
-	0x09, 0xE3,
-	0x3B, 0x05,
-
-	0x3E, 0x50, 0x56, 0x9F,
-	0x3B, 0x3F, 0x4F, 0xE9,
-
-	0x1E, 0x8F, 0x51, 0x9F,
-	0x00, 0xE0,
-	0xAC, 0x20,
-
-	0x2D, 0x44, 0x4C, 0xB4,
-	0x2C, 0x1C, 0xC0, 0xAF,
-
-	0x25, 0x44, 0x54, 0xB4,
-	0x00, 0xE0,
-	0xC8, 0x30,
-
-	0x30, 0x46, 0x30, 0xAF,
-	0x1B, 0x1B, 0x48, 0xAF,
-
-	0x00, 0xE0,
-	0x25, 0x20,
-	0x38, 0x2C, 0x4F, 0xE9,
-
-	0x86, 0x80, 0x57, 0xE9,
-	0x38, 0x1D, 0x6F, 0x8F,
-
-	0x28, 0x74,
-	0x00, 0xE0,
-	0x0D, 0x44, 0x4C, 0xB0,
-
-	0x05, 0x44, 0x54, 0xB0,
-	0x2D, 0x20,
-	0x9B, 0x10,
-
-	0x82, 0x3E, 0x57, 0xE9,
-	0x32, 0xF0, 0x1B, 0xCD,
-
-	0x1E, 0xBD, 0x59, 0x9F,
-	0x83, 0x1E, 0x57, 0xE9,
-
-	0x38, 0x47, 0x38, 0xAF,
-	0x34, 0x20,
-	0x2A, 0x30,
-
-	0x00, 0xE0,
-	0x0D, 0x20,
-	0x32, 0x20,
-	0x05, 0x20,
-
-	0x87, 0x80, 0x57, 0xE9,
-	0x1F, 0x54, 0x57, 0x9F,
-
-	0x17, 0x42, 0x56, 0x9F,
-	0x00, 0xE0,
-	0x3B, 0x6A,
-
-	0x3F, 0x8F, 0x51, 0x9F,
-	0x37, 0x1E, 0x4F, 0xE9,
-
-	0x37, 0x32, 0x2A, 0xAF,
-	0x00, 0xE0,
-	0x32, 0x00,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x27, 0xC0, 0x44, 0xC0,
-
-	0x36, 0x1F, 0x4F, 0xE9,
-	0x1F, 0x1F, 0x26, 0xDF,
-
-	0x37, 0x1B, 0x37, 0xBF,
-	0x17, 0x26, 0x17, 0xDF,
-
-	0x3E, 0x17, 0x4F, 0xE9,
-	0x3F, 0x3F, 0x4F, 0xE9,
-
-	0x34, 0x1F, 0x34, 0xAF,
-	0x2B, 0x05,
-	0xA7, 0x20,
-
-	0x33, 0x2B, 0x37, 0xDF,
-	0x27, 0x17, 0xC0, 0xAF,
-
-	0x34, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2D, 0x21, 0x1A, 0xB0,
-	0x25, 0x21, 0x31, 0xB0,
-
-	0x0D, 0x21, 0x1A, 0xB2,
-	0x05, 0x21, 0x31, 0xB2,
-
-	0x03, 0x80, 0x2A, 0xEA,
-	0x17, 0xC1, 0x2B, 0xBD,
-
-	0x2D, 0x20,
-	0x25, 0x20,
-	0x05, 0x20,
-	0x0D, 0x20,
-
-	0xB3, 0x68,
-	0x97, 0x25,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0xC0, 0x33, 0xAF,
-	0x2F, 0xC0, 0x21, 0xC0,
-
-	0x16, 0x42, 0x56, 0x9F,
-	0x3C, 0x27, 0x4F, 0xE9,
-
-	0x1E, 0x62, 0x57, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x21, 0x31, 0xB4,
-	0x2D, 0x21, 0x1A, 0xB4,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x33, 0x05,
-	0x00, 0xE0,
-	0x28, 0x19, 0x60, 0xEC,
-
-	0x0D, 0x21, 0x1A, 0xB6,
-	0x05, 0x21, 0x31, 0xB6,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0xE0,
-	0x2F, 0x20,
-
-	0x23, 0x3B, 0x33, 0xAD,
-	0x1E, 0x26, 0x1E, 0xDF,
-
-	0xA7, 0x1E, 0x4F, 0xE9,
-	0x17, 0x26, 0x16, 0xDF,
-
-	0x2D, 0x20,
-	0x00, 0xE0,
-	0xA8, 0x3F, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x1E, 0xAF,
-	0x25, 0x20,
-	0x00, 0xE0,
-
-	0xA4, 0x16, 0x4F, 0xE9,
-	0x0F, 0xC0, 0x21, 0xC2,
-
-	0xA6, 0x80, 0x4F, 0xE9,
-	0x1F, 0x62, 0x57, 0x9F,
-
-	0x0D, 0x20,
-	0x05, 0x20,
-	0x2F, 0xC0, 0x21, 0xC6,
-
-	0x3F, 0x2F, 0x5D, 0x9F,
-	0x00, 0xE0,
-	0x0F, 0x20,
-
-	0x17, 0x50, 0x56, 0x9F,
-	0xA5, 0x37, 0x4F, 0xE9,
-
-	0x06, 0xC0, 0x21, 0xC4,
-	0x0F, 0x17, 0x0F, 0xAF,
-
-	0x37, 0x0F, 0x5C, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2F, 0x20,
-	0x00, 0xE0,
-	0xA3, 0x80, 0x4F, 0xE9,
-
-	0x06, 0x20,
-	0x00, 0xE0,
-	0x1F, 0x26, 0x1F, 0xDF,
-
-	0x17, 0x26, 0x17, 0xDF,
-	0x35, 0x17, 0x4F, 0xE9,
-
-	0xA1, 0x1F, 0x4F, 0xE9,
-	0xA2, 0x3F, 0x4F, 0xE9,
-
-	0x06, 0x06, 0x1F, 0xAF,
-	0x39, 0x37, 0x4F, 0xE9,
-
-	0x2F, 0x2F, 0x17, 0xAF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xA0, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x31, 0x80, 0x4F, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x57, 0x39, 0x20, 0xE9,
-
-	0x16, 0x28, 0x20, 0xE9,
-	0x1D, 0x3B, 0x20, 0xE9,
-
-	0x1E, 0x2B, 0x20, 0xE9,
-	0x2B, 0x32, 0x20, 0xE9,
-
-	0x1C, 0x23, 0x20, 0xE9,
-	0x57, 0x36, 0x20, 0xE9,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x40, 0x40, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x90, 0xE2,
-	0x00, 0xE0,
-
-	0x68, 0xFF, 0x20, 0xEA,
-	0x19, 0xC8, 0xC1, 0xCD,
-
-	0x1F, 0xD7, 0x18, 0xBD,
-	0x3F, 0xD7, 0x22, 0xBD,
-
-	0x9F, 0x41, 0x49, 0xBD,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x25, 0x41, 0x49, 0xBD,
-	0x2D, 0x41, 0x51, 0xBD,
-
-	0x0D, 0x80, 0x07, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x35, 0x40, 0x48, 0xBD,
-	0x3D, 0x40, 0x50, 0xBD,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x25, 0x30,
-	0x2D, 0x30,
-
-	0x35, 0x30,
-	0xB5, 0x30,
-	0xBD, 0x30,
-	0x3D, 0x30,
-
-	0x9C, 0xA7, 0x5B, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x67, 0xFF, 0x0A, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC9, 0x41, 0xC8, 0xEC,
-	0x42, 0xE1,
-	0x00, 0xE0,
-
-	0x65, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xC8, 0x40, 0xC0, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x62, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-};
-
-static unsigned char warp_g400_t2gz[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x78, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x69, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x25, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2A, 0x44, 0x54, 0xB4,
-	0x1A, 0x44, 0x64, 0xB4,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x9F, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xBE, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x7D, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gza[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x7C, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x6D, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x29, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0F, 0xCF, 0x74, 0xC6,
-	0x3D, 0xCF, 0x74, 0xC2,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x0F, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB4,
-	0x02, 0x44, 0x64, 0xB4,
-
-	0x2A, 0x44, 0x54, 0xB6,
-	0x1A, 0x44, 0x64, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x9B, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xBA, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x79, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzaf[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x81, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x72, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x2E, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x0F, 0xCF, 0x74, 0xC6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x0F, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB4,
-	0x02, 0x44, 0x64, 0xB4,
-
-	0x2A, 0x44, 0x54, 0xB6,
-	0x1A, 0x44, 0x64, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x3D, 0xCF, 0x75, 0xC6,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x45, 0x55, 0xB6,
-	0x02, 0x45, 0x65, 0xB6,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x3D, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x96, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xB5, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x74, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzf[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x7D, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x6E, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0F, 0xCF, 0x75, 0xC6,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x28, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x31, 0x0F, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x54, 0xB4,
-	0x02, 0x44, 0x64, 0xB4,
-
-	0x2A, 0x45, 0x55, 0xB6,
-	0x1A, 0x45, 0x65, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x9A, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xBB, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x78, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzs[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x85, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x76, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x0F, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x31, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0F, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB4,
-	0x1A, 0x44, 0x64, 0xB4,
-
-	0x0A, 0x45, 0x55, 0xB0,
-	0x02, 0x45, 0x65, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x55, 0xB2,
-	0x1A, 0x45, 0x65, 0xB2,
-
-	0x0A, 0x45, 0x55, 0xB4,
-	0x02, 0x45, 0x65, 0xB4,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x20,
-	0x1A, 0x20,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA7, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x92, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xB2, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x70, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzsa[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x8A, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x7B, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x0F, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x36, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0F, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB4,
-	0x1A, 0x44, 0x64, 0xB4,
-
-	0x0A, 0x45, 0x55, 0xB0,
-	0x02, 0x45, 0x65, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x55, 0xB2,
-	0x1A, 0x45, 0x65, 0xB2,
-
-	0x0A, 0x45, 0x55, 0xB4,
-	0x02, 0x45, 0x65, 0xB4,
-
-	0x0F, 0xCF, 0x74, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB6,
-	0x1A, 0x44, 0x64, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x8D, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xAD, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x6B, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzsaf[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x8E, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x7F, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x0F, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x3A, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0F, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB4,
-	0x1A, 0x44, 0x64, 0xB4,
-
-	0x0A, 0x45, 0x55, 0xB0,
-	0x02, 0x45, 0x65, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x55, 0xB2,
-	0x1A, 0x45, 0x65, 0xB2,
-
-	0x0A, 0x45, 0x55, 0xB4,
-	0x02, 0x45, 0x65, 0xB4,
-
-	0x0F, 0xCF, 0x74, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB6,
-	0x1A, 0x44, 0x64, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x45, 0x55, 0xB6,
-	0x02, 0x45, 0x65, 0xB6,
-
-	0x3D, 0xCF, 0x75, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x3D, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x89, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xA9, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x67, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_t2gzsf[] = {
-
-	0x00, 0x8A, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x0A, 0x40, 0x50, 0xBF,
-	0x2A, 0x40, 0x60, 0xBF,
-
-	0x32, 0x41, 0x51, 0xBF,
-	0x3A, 0x41, 0x61, 0xBF,
-
-	0xC3, 0x6B,
-	0xD3, 0x6B,
-	0x00, 0x8A, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x23, 0x9F,
-	0x00, 0xE0,
-	0x51, 0x04,
-
-	0x90, 0xE2,
-	0x61, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x51, 0x41, 0xE0, 0xEC,
-	0x39, 0x67, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x63, 0xA0, 0xE8,
-
-	0x61, 0x41, 0xE0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x8A, 0x80, 0x15, 0xEA,
-	0x10, 0x04,
-	0x20, 0x04,
-
-	0x61, 0x51, 0xE0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x52, 0xBF,
-	0x0F, 0x52, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x62, 0xBF,
-	0x1E, 0x51, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x0E, 0x61, 0x60, 0xEA,
-
-	0x32, 0x40, 0x50, 0xBD,
-	0x22, 0x40, 0x60, 0xBD,
-
-	0x12, 0x41, 0x51, 0xBD,
-	0x3A, 0x41, 0x61, 0xBD,
-
-	0xBF, 0x2F, 0x0E, 0xBD,
-	0x97, 0xE2,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x35, 0x48, 0xB1, 0xE8,
-	0x3D, 0x59, 0xB1, 0xE8,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x56, 0x31, 0x56, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x66, 0x31, 0x66, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x57, 0x39, 0x57, 0xBF,
-	0x67, 0x39, 0x67, 0xBF,
-
-	0x7B, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x35, 0x00,
-	0x3D, 0x00,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0x8D, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x75, 0xF8, 0xEC,
-	0x35, 0x20,
-	0x3D, 0x20,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x53, 0x53, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x0E, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x48, 0x35, 0x48, 0xBF,
-	0x58, 0x35, 0x58, 0xBF,
-
-	0x68, 0x35, 0x68, 0xBF,
-	0x49, 0x3D, 0x49, 0xBF,
-
-	0x59, 0x3D, 0x59, 0xBF,
-	0x69, 0x3D, 0x69, 0xBF,
-
-	0x63, 0x63, 0x2D, 0xDF,
-	0x4D, 0x7D, 0xF8, 0xEC,
-
-	0x59, 0xE3,
-	0x00, 0xE0,
-	0xB8, 0x38, 0x33, 0xBF,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x18, 0x3A, 0x41, 0xE9,
-
-	0x3F, 0x53, 0xA0, 0xE8,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x63, 0xA0, 0xE8,
-
-	0x50, 0x70, 0xF8, 0xEC,
-	0x2B, 0x50, 0x3C, 0xE9,
-
-	0x1F, 0x0F, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x59, 0x78, 0xF8, 0xEC,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x56, 0x3F, 0x56, 0xDF,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x66, 0x3D, 0x66, 0xDF,
-
-	0x1D, 0x32, 0x41, 0xE9,
-	0x67, 0x3D, 0x67, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3F, 0x57, 0xDF,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x59, 0x3F, 0x59, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x69, 0x3D, 0x69, 0xDF,
-
-	0x48, 0x37, 0x48, 0xDF,
-	0x58, 0x3F, 0x58, 0xDF,
-
-	0x68, 0x3D, 0x68, 0xDF,
-	0x49, 0x37, 0x49, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x0F, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x54, 0xB0,
-	0x02, 0x44, 0x64, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB2,
-	0x1A, 0x44, 0x64, 0xB2,
-
-	0x36, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0F, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x54, 0xB4,
-	0x1A, 0x44, 0x64, 0xB4,
-
-	0x0A, 0x45, 0x55, 0xB0,
-	0x02, 0x45, 0x65, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x55, 0xB2,
-	0x1A, 0x45, 0x65, 0xB2,
-
-	0x0A, 0x45, 0x55, 0xB4,
-	0x02, 0x45, 0x65, 0xB4,
-
-	0x0F, 0xCF, 0x75, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x31, 0x0F, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x55, 0xB6,
-	0x1A, 0x45, 0x65, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x56, 0xBF,
-	0x1A, 0x46, 0x66, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x57, 0xBF,
-	0x02, 0x47, 0x67, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x53, 0xBF,
-	0x1A, 0x43, 0x63, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x48, 0x58, 0xBF,
-	0x02, 0x48, 0x68, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x2A, 0x49, 0x59, 0xBF,
-	0x1A, 0x49, 0x69, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x82, 0x30, 0x57, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x83, 0x38, 0x57, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x84, 0x31, 0x5E, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x85, 0x39, 0x5E, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x87, 0x77, 0x57, 0xE9,
-	0x8B, 0x3E, 0xBF, 0xEA,
-
-	0x80, 0x30, 0x57, 0xE9,
-	0x81, 0x38, 0x57, 0xE9,
-
-	0x82, 0x31, 0x57, 0xE9,
-	0x86, 0x78, 0x57, 0xE9,
-
-	0x83, 0x39, 0x57, 0xE9,
-	0x87, 0x79, 0x57, 0xE9,
-
-	0x30, 0x1F, 0x5F, 0xE9,
-	0x8A, 0x34, 0x20, 0xE9,
-
-	0x8B, 0x3C, 0x20, 0xE9,
-	0x37, 0x50, 0x60, 0xBD,
-
-	0x57, 0x0D, 0x20, 0xE9,
-	0x35, 0x51, 0x61, 0xBD,
-
-	0x2B, 0x50, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x0E, 0x77,
-
-	0x24, 0x51, 0x20, 0xE9,
-	0x8D, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x0E, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x0B, 0x46, 0xA0, 0xE8,
-	0x1B, 0x56, 0xA0, 0xE8,
-
-	0x2B, 0x66, 0xA0, 0xE8,
-	0x0C, 0x47, 0xA0, 0xE8,
-
-	0x1C, 0x57, 0xA0, 0xE8,
-	0x2C, 0x67, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x57, 0x80, 0x57, 0xCF,
-
-	0x66, 0x33, 0x66, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x67, 0x3B, 0x67, 0xCF,
-
-	0x0B, 0x48, 0xA0, 0xE8,
-	0x1B, 0x58, 0xA0, 0xE8,
-
-	0x2B, 0x68, 0xA0, 0xE8,
-	0x0C, 0x49, 0xA0, 0xE8,
-
-	0x1C, 0x59, 0xA0, 0xE8,
-	0x2C, 0x69, 0xA0, 0xE8,
-
-	0x0B, 0x00,
-	0x1B, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x0C, 0x00,
-	0x1C, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x0B, 0x65,
-	0x1B, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x0C, 0x65,
-	0x1C, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x0B, 0x1B, 0x60, 0xEC,
-	0x34, 0xD7, 0x34, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x0C, 0x1C, 0x60, 0xEC,
-
-	0x3C, 0xD7, 0x3C, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x0B, 0x2B, 0xDE, 0xE8,
-	0x1B, 0x80, 0xDE, 0xE8,
-
-	0x34, 0x80, 0x34, 0xBD,
-	0x3C, 0x80, 0x3C, 0xBD,
-
-	0x33, 0xD7, 0x0B, 0xBD,
-	0x3B, 0xD7, 0x1B, 0xBD,
-
-	0x48, 0x80, 0x48, 0xCF,
-	0x59, 0x80, 0x59, 0xCF,
-
-	0x68, 0x33, 0x68, 0xCF,
-	0x49, 0x3B, 0x49, 0xCF,
-
-	0xAD, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x58, 0x33, 0x58, 0xCF,
-	0x69, 0x3B, 0x69, 0xCF,
-
-	0x6B, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgz[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x58, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x4A, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x1D, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x2A, 0x44, 0x4C, 0xB4,
-	0x1A, 0x44, 0x54, 0xB4,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0xAF, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xD6, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x9D, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgza[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x5C, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x4E, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x27, 0xCF, 0x74, 0xC6,
-	0x3D, 0xCF, 0x74, 0xC2,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x20, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x27, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x4C, 0xB4,
-	0x02, 0x44, 0x54, 0xB4,
-
-	0x2A, 0x44, 0x4C, 0xB6,
-	0x1A, 0x44, 0x54, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0xAB, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xD3, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x99, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzaf[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x61, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x53, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x26, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x27, 0xCF, 0x74, 0xC6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x27, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x4C, 0xB4,
-	0x02, 0x44, 0x54, 0xB4,
-
-	0x2A, 0x44, 0x4C, 0xB6,
-	0x1A, 0x44, 0x54, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x3D, 0xCF, 0x75, 0xC6,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x45, 0x4D, 0xB6,
-	0x02, 0x45, 0x55, 0xB6,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x3D, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0xA6, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xCD, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x94, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzf[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x5D, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x4F, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x34, 0x80, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x27, 0xCF, 0x75, 0xC6,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x20, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x3D, 0xCF, 0x74, 0xC2,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x31, 0x27, 0x20, 0xE9,
-
-	0x0A, 0x44, 0x4C, 0xB4,
-	0x02, 0x44, 0x54, 0xB4,
-
-	0x2A, 0x45, 0x4D, 0xB6,
-	0x1A, 0x45, 0x55, 0xB6,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x38, 0x3D, 0x20, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0xAA, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xD3, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x98, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzs[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x65, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x57, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x27, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x29, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x27, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB4,
-	0x1A, 0x44, 0x54, 0xB4,
-
-	0x0A, 0x45, 0x4D, 0xB0,
-	0x02, 0x45, 0x55, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x4D, 0xB2,
-	0x1A, 0x45, 0x55, 0xB2,
-
-	0x0A, 0x45, 0x4D, 0xB4,
-	0x02, 0x45, 0x55, 0xB4,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x20,
-	0x02, 0x20,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA7, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0xA2, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xCA, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x90, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzsa[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x6A, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x5C, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x27, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x2E, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x27, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB4,
-	0x1A, 0x44, 0x54, 0xB4,
-
-	0x0A, 0x45, 0x4D, 0xB0,
-	0x02, 0x45, 0x55, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x4D, 0xB2,
-	0x1A, 0x45, 0x55, 0xB2,
-
-	0x0A, 0x45, 0x4D, 0xB4,
-	0x02, 0x45, 0x55, 0xB4,
-
-	0x27, 0xCF, 0x74, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB6,
-	0x1A, 0x44, 0x54, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0x9D, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xC5, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x8B, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzsaf[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x6E, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x60, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x27, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x32, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x27, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB4,
-	0x1A, 0x44, 0x54, 0xB4,
-
-	0x0A, 0x45, 0x4D, 0xB0,
-	0x02, 0x45, 0x55, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x4D, 0xB2,
-	0x1A, 0x45, 0x55, 0xB2,
-
-	0x0A, 0x45, 0x4D, 0xB4,
-	0x02, 0x45, 0x55, 0xB4,
-
-	0x27, 0xCF, 0x74, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9C, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB6,
-	0x1A, 0x44, 0x54, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x45, 0x4D, 0xB6,
-	0x02, 0x45, 0x55, 0xB6,
-
-	0x3D, 0xCF, 0x75, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x3D, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x9D, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x9E, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x30, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x38, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0x99, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xC1, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x87, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
-
-static unsigned char warp_g400_tgzsf[] = {
-
-	0x00, 0x88, 0x98, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-	0xFF, 0x80, 0xC0, 0xE9,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x22, 0x40, 0x48, 0xBF,
-	0x2A, 0x40, 0x50, 0xBF,
-
-	0x32, 0x41, 0x49, 0xBF,
-	0x3A, 0x41, 0x51, 0xBF,
-
-	0xC3, 0x6B,
-	0xCB, 0x6B,
-	0x00, 0x88, 0x98, 0xE9,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x96, 0xE2,
-	0x41, 0x04,
-
-	0x7B, 0x43, 0xA0, 0xE8,
-	0x73, 0x4B, 0xA0, 0xE8,
-
-	0xAD, 0xEE, 0x29, 0x9F,
-	0x00, 0xE0,
-	0x49, 0x04,
-
-	0x90, 0xE2,
-	0x51, 0x04,
-	0x31, 0x46, 0xB1, 0xE8,
-
-	0x49, 0x41, 0xC0, 0xEC,
-	0x39, 0x57, 0xB1, 0xE8,
-
-	0x00, 0x04,
-	0x46, 0xE2,
-	0x73, 0x53, 0xA0, 0xE8,
-
-	0x51, 0x41, 0xC0, 0xEC,
-	0x31, 0x00,
-	0x39, 0x00,
-
-	0x6A, 0x80, 0x15, 0xEA,
-	0x08, 0x04,
-	0x10, 0x04,
-
-	0x51, 0x49, 0xC0, 0xEC,
-	0x2F, 0x41, 0x60, 0xEA,
-
-	0x31, 0x20,
-	0x39, 0x20,
-	0x1F, 0x42, 0xA0, 0xE8,
-
-	0x2A, 0x42, 0x4A, 0xBF,
-	0x27, 0x4A, 0xA0, 0xE8,
-
-	0x1A, 0x42, 0x52, 0xBF,
-	0x1E, 0x49, 0x60, 0xEA,
-
-	0x73, 0x7B, 0xC8, 0xEC,
-	0x26, 0x51, 0x60, 0xEA,
-
-	0x32, 0x40, 0x48, 0xBD,
-	0x22, 0x40, 0x50, 0xBD,
-
-	0x12, 0x41, 0x49, 0xBD,
-	0x3A, 0x41, 0x51, 0xBD,
-
-	0xBF, 0x2F, 0x26, 0xBD,
-	0x00, 0xE0,
-	0x7B, 0x72,
-
-	0x32, 0x20,
-	0x22, 0x20,
-	0x12, 0x20,
-	0x3A, 0x20,
-
-	0x46, 0x31, 0x46, 0xBF,
-	0x4E, 0x31, 0x4E, 0xBF,
-
-	0xB3, 0xE2, 0x2D, 0x9F,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x56, 0x31, 0x56, 0xBF,
-	0x47, 0x39, 0x47, 0xBF,
-
-	0x4F, 0x39, 0x4F, 0xBF,
-	0x57, 0x39, 0x57, 0xBF,
-
-	0x5C, 0x80, 0x07, 0xEA,
-	0x24, 0x41, 0x20, 0xE9,
-
-	0x42, 0x73, 0xF8, 0xEC,
-	0x00, 0xE0,
-	0x2D, 0x73,
-
-	0x33, 0x72,
-	0x0C, 0xE3,
-	0xA5, 0x2F, 0x1E, 0xBD,
-
-	0x43, 0x43, 0x2D, 0xDF,
-	0x4B, 0x4B, 0x2D, 0xDF,
-
-	0xAE, 0x1E, 0x26, 0xBD,
-	0x58, 0xE3,
-	0x33, 0x66,
-
-	0x53, 0x53, 0x2D, 0xDF,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0xB8, 0x38, 0x33, 0xBF,
-	0x00, 0xE0,
-	0x59, 0xE3,
-
-	0x1E, 0x12, 0x41, 0xE9,
-	0x1A, 0x22, 0x41, 0xE9,
-
-	0x2B, 0x40, 0x3D, 0xE9,
-	0x3F, 0x4B, 0xA0, 0xE8,
-
-	0x2D, 0x73,
-	0x30, 0x76,
-	0x05, 0x80, 0x3D, 0xEA,
-
-	0x37, 0x43, 0xA0, 0xE8,
-	0x3D, 0x53, 0xA0, 0xE8,
-
-	0x48, 0x70, 0xF8, 0xEC,
-	0x2B, 0x48, 0x3C, 0xE9,
-
-	0x1F, 0x27, 0xBC, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x15, 0xC0, 0x20, 0xE9,
-	0x15, 0xC0, 0x20, 0xE9,
-
-	0x18, 0x3A, 0x41, 0xE9,
-	0x1D, 0x32, 0x41, 0xE9,
-
-	0x2A, 0x40, 0x20, 0xE9,
-	0x56, 0x3D, 0x56, 0xDF,
-
-	0x46, 0x37, 0x46, 0xDF,
-	0x4E, 0x3F, 0x4E, 0xDF,
-
-	0x16, 0x30, 0x20, 0xE9,
-	0x4F, 0x3F, 0x4F, 0xDF,
-
-	0x47, 0x37, 0x47, 0xDF,
-	0x57, 0x3D, 0x57, 0xDF,
-
-	0x32, 0x32, 0x2D, 0xDF,
-	0x22, 0x22, 0x2D, 0xDF,
-
-	0x12, 0x12, 0x2D, 0xDF,
-	0x3A, 0x3A, 0x2D, 0xDF,
-
-	0x27, 0xCF, 0x74, 0xC2,
-	0x37, 0xCF, 0x74, 0xC4,
-
-	0x0A, 0x44, 0x4C, 0xB0,
-	0x02, 0x44, 0x54, 0xB0,
-
-	0x3D, 0xCF, 0x74, 0xC0,
-	0x34, 0x37, 0x20, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x38, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3C, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB2,
-	0x1A, 0x44, 0x54, 0xB2,
-
-	0x2E, 0x80, 0x3A, 0xEA,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x27, 0xCF, 0x75, 0xC0,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x32, 0x31, 0x5F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x33, 0x39, 0x5F, 0xE9,
-
-	0x3D, 0xCF, 0x75, 0xC2,
-	0x37, 0xCF, 0x75, 0xC4,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA6, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA3, 0x3D, 0x20, 0xE9,
-
-	0x2A, 0x44, 0x4C, 0xB4,
-	0x1A, 0x44, 0x54, 0xB4,
-
-	0x0A, 0x45, 0x4D, 0xB0,
-	0x02, 0x45, 0x55, 0xB0,
-
-	0x88, 0x73, 0x5E, 0xE9,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA0, 0x37, 0x20, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x3E, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x3F, 0x38, 0x4F, 0xE9,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x3A, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x3B, 0x39, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x4D, 0xB2,
-	0x1A, 0x45, 0x55, 0xB2,
-
-	0x0A, 0x45, 0x4D, 0xB4,
-	0x02, 0x45, 0x55, 0xB4,
-
-	0x27, 0xCF, 0x75, 0xC6,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0xA7, 0x30, 0x4F, 0xE9,
-	0x0A, 0x20,
-	0x02, 0x20,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x31, 0x27, 0x20, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA8, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x45, 0x4D, 0xB6,
-	0x1A, 0x45, 0x55, 0xB6,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x36, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x37, 0x39, 0x4F, 0xE9,
-
-	0x00, 0x80, 0x00, 0xE8,
-	0x2A, 0x20,
-	0x1A, 0x20,
-
-	0x2A, 0x46, 0x4E, 0xBF,
-	0x1A, 0x46, 0x56, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA4, 0x31, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA5, 0x39, 0x4F, 0xE9,
-
-	0x0A, 0x47, 0x4F, 0xBF,
-	0x02, 0x47, 0x57, 0xBF,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0xA1, 0x30, 0x4F, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0xA2, 0x38, 0x4F, 0xE9,
-
-	0x2A, 0x43, 0x4B, 0xBF,
-	0x1A, 0x43, 0x53, 0xBF,
-
-	0x30, 0x50, 0x2E, 0x9F,
-	0x35, 0x31, 0x4F, 0xE9,
-
-	0x38, 0x21, 0x2C, 0x9F,
-	0x39, 0x39, 0x4F, 0xE9,
-
-	0x31, 0x53, 0x2F, 0x9F,
-	0x80, 0x31, 0x57, 0xE9,
-
-	0x39, 0xE5, 0x2C, 0x9F,
-	0x81, 0x39, 0x57, 0xE9,
-
-	0x37, 0x48, 0x50, 0xBD,
-	0x8A, 0x36, 0x20, 0xE9,
-
-	0x86, 0x76, 0x57, 0xE9,
-	0x8B, 0x3E, 0x20, 0xE9,
-
-	0x82, 0x30, 0x57, 0xE9,
-	0x87, 0x77, 0x57, 0xE9,
-
-	0x83, 0x38, 0x57, 0xE9,
-	0x35, 0x49, 0x51, 0xBD,
-
-	0x84, 0x31, 0x5E, 0xE9,
-	0x30, 0x1F, 0x5F, 0xE9,
-
-	0x85, 0x39, 0x5E, 0xE9,
-	0x57, 0x25, 0x20, 0xE9,
-
-	0x2B, 0x48, 0x20, 0xE9,
-	0x1D, 0x37, 0xE1, 0xEA,
-
-	0x1E, 0x35, 0xE1, 0xEA,
-	0x00, 0xE0,
-	0x26, 0x77,
-
-	0x24, 0x49, 0x20, 0xE9,
-	0x9D, 0xFF, 0x20, 0xEA,
-
-	0x16, 0x26, 0x20, 0xE9,
-	0x57, 0x2E, 0xBF, 0xEA,
-
-	0x1C, 0x46, 0xA0, 0xE8,
-	0x23, 0x4E, 0xA0, 0xE8,
-
-	0x2B, 0x56, 0xA0, 0xE8,
-	0x1D, 0x47, 0xA0, 0xE8,
-
-	0x24, 0x4F, 0xA0, 0xE8,
-	0x2C, 0x57, 0xA0, 0xE8,
-
-	0x1C, 0x00,
-	0x23, 0x00,
-	0x2B, 0x00,
-	0x00, 0xE0,
-
-	0x1D, 0x00,
-	0x24, 0x00,
-	0x2C, 0x00,
-	0x00, 0xE0,
-
-	0x1C, 0x65,
-	0x23, 0x65,
-	0x2B, 0x65,
-	0x00, 0xE0,
-
-	0x1D, 0x65,
-	0x24, 0x65,
-	0x2C, 0x65,
-	0x00, 0xE0,
-
-	0x1C, 0x23, 0x60, 0xEC,
-	0x36, 0xD7, 0x36, 0xAD,
-
-	0x2B, 0x80, 0x60, 0xEC,
-	0x1D, 0x24, 0x60, 0xEC,
-
-	0x3E, 0xD7, 0x3E, 0xAD,
-	0x2C, 0x80, 0x60, 0xEC,
-
-	0x1C, 0x2B, 0xDE, 0xE8,
-	0x23, 0x80, 0xDE, 0xE8,
-
-	0x36, 0x80, 0x36, 0xBD,
-	0x3E, 0x80, 0x3E, 0xBD,
-
-	0x33, 0xD7, 0x1C, 0xBD,
-	0x3B, 0xD7, 0x23, 0xBD,
-
-	0x46, 0x80, 0x46, 0xCF,
-	0x4F, 0x80, 0x4F, 0xCF,
-
-	0x56, 0x33, 0x56, 0xCF,
-	0x47, 0x3B, 0x47, 0xCF,
-
-	0xC5, 0xFF, 0x20, 0xEA,
-	0x00, 0x80, 0x00, 0xE8,
-
-	0x4E, 0x33, 0x4E, 0xCF,
-	0x57, 0x3B, 0x57, 0xCF,
-
-	0x8B, 0xFF, 0x20, 0xEA,
-	0x57, 0xC0, 0xBF, 0xEA,
-
-	0x00, 0x80, 0xA0, 0xE9,
-	0x00, 0x00, 0xD8, 0xEC,
-
-};
diff --git a/drivers/gpu/drm/mga/mga_warp.c b/drivers/gpu/drm/mga/mga_warp.c
index 651b93c8ab5d..9aad4847afdf 100644
--- a/drivers/gpu/drm/mga/mga_warp.c
+++ b/drivers/gpu/drm/mga/mga_warp.c
@@ -27,132 +27,108 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
+#include <linux/firmware.h>
+#include <linux/ihex.h>
+#include <linux/platform_device.h>
+
 #include "drmP.h"
 #include "drm.h"
 #include "mga_drm.h"
 #include "mga_drv.h"
-#include "mga_ucode.h"
+
+#define FIRMWARE_G200 "matrox/g200_warp.fw"
+#define FIRMWARE_G400 "matrox/g400_warp.fw"
+
+MODULE_FIRMWARE(FIRMWARE_G200);
+MODULE_FIRMWARE(FIRMWARE_G400);
 
 #define MGA_WARP_CODE_ALIGN		256	/* in bytes */
 
-#define WARP_UCODE_SIZE( which )					\
-	((sizeof(which) / MGA_WARP_CODE_ALIGN + 1) * MGA_WARP_CODE_ALIGN)
-
-#define WARP_UCODE_INSTALL( which, where )				\
-do {									\
-	DRM_DEBUG( " pcbase = 0x%08lx  vcbase = %p\n", pcbase, vcbase );\
-	dev_priv->warp_pipe_phys[where] = pcbase;			\
-	memcpy( vcbase, which, sizeof(which) );				\
-	pcbase += WARP_UCODE_SIZE( which );				\
-	vcbase += WARP_UCODE_SIZE( which );				\
-} while (0)
-
-static const unsigned int mga_warp_g400_microcode_size =
-    (WARP_UCODE_SIZE(warp_g400_tgz) +
-     WARP_UCODE_SIZE(warp_g400_tgza) +
-     WARP_UCODE_SIZE(warp_g400_tgzaf) +
-     WARP_UCODE_SIZE(warp_g400_tgzf) +
-     WARP_UCODE_SIZE(warp_g400_tgzs) +
-     WARP_UCODE_SIZE(warp_g400_tgzsa) +
-     WARP_UCODE_SIZE(warp_g400_tgzsaf) +
-     WARP_UCODE_SIZE(warp_g400_tgzsf) +
-     WARP_UCODE_SIZE(warp_g400_t2gz) +
-     WARP_UCODE_SIZE(warp_g400_t2gza) +
-     WARP_UCODE_SIZE(warp_g400_t2gzaf) +
-     WARP_UCODE_SIZE(warp_g400_t2gzf) +
-     WARP_UCODE_SIZE(warp_g400_t2gzs) +
-     WARP_UCODE_SIZE(warp_g400_t2gzsa) +
-     WARP_UCODE_SIZE(warp_g400_t2gzsaf) + WARP_UCODE_SIZE(warp_g400_t2gzsf));
-
-static const unsigned int mga_warp_g200_microcode_size =
-    (WARP_UCODE_SIZE(warp_g200_tgz) +
-     WARP_UCODE_SIZE(warp_g200_tgza) +
-     WARP_UCODE_SIZE(warp_g200_tgzaf) +
-     WARP_UCODE_SIZE(warp_g200_tgzf) +
-     WARP_UCODE_SIZE(warp_g200_tgzs) +
-     WARP_UCODE_SIZE(warp_g200_tgzsa) +
-     WARP_UCODE_SIZE(warp_g200_tgzsaf) + WARP_UCODE_SIZE(warp_g200_tgzsf));
-
-unsigned int mga_warp_microcode_size(const drm_mga_private_t * dev_priv)
+#define WARP_UCODE_SIZE(size)		ALIGN(size, MGA_WARP_CODE_ALIGN)
+
+int mga_warp_install_microcode(drm_mga_private_t * dev_priv)
 {
+	unsigned char *vcbase = dev_priv->warp->handle;
+	unsigned long pcbase = dev_priv->warp->offset;
+	const char *firmware_name;
+	struct platform_device *pdev;
+	const struct firmware *fw = NULL;
+	const struct ihex_binrec *rec;
+	unsigned int size;
+	int n_pipes, where;
+	int rc = 0;
+
 	switch (dev_priv->chipset) {
 	case MGA_CARD_TYPE_G400:
 	case MGA_CARD_TYPE_G550:
-		return PAGE_ALIGN(mga_warp_g400_microcode_size);
+		firmware_name = FIRMWARE_G400;
+		n_pipes = MGA_MAX_G400_PIPES;
+		break;
 	case MGA_CARD_TYPE_G200:
-		return PAGE_ALIGN(mga_warp_g200_microcode_size);
+		firmware_name = FIRMWARE_G200;
+		n_pipes = MGA_MAX_G200_PIPES;
+		break;
 	default:
-		return 0;
+		return -EINVAL;
 	}
-}
-
-static int mga_warp_install_g400_microcode(drm_mga_private_t * dev_priv)
-{
-	unsigned char *vcbase = dev_priv->warp->handle;
-	unsigned long pcbase = dev_priv->warp->offset;
-
-	memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys));
-
-	WARP_UCODE_INSTALL(warp_g400_tgz, MGA_WARP_TGZ);
-	WARP_UCODE_INSTALL(warp_g400_tgzf, MGA_WARP_TGZF);
-	WARP_UCODE_INSTALL(warp_g400_tgza, MGA_WARP_TGZA);
-	WARP_UCODE_INSTALL(warp_g400_tgzaf, MGA_WARP_TGZAF);
-	WARP_UCODE_INSTALL(warp_g400_tgzs, MGA_WARP_TGZS);
-	WARP_UCODE_INSTALL(warp_g400_tgzsf, MGA_WARP_TGZSF);
-	WARP_UCODE_INSTALL(warp_g400_tgzsa, MGA_WARP_TGZSA);
-	WARP_UCODE_INSTALL(warp_g400_tgzsaf, MGA_WARP_TGZSAF);
-
-	WARP_UCODE_INSTALL(warp_g400_t2gz, MGA_WARP_T2GZ);
-	WARP_UCODE_INSTALL(warp_g400_t2gzf, MGA_WARP_T2GZF);
-	WARP_UCODE_INSTALL(warp_g400_t2gza, MGA_WARP_T2GZA);
-	WARP_UCODE_INSTALL(warp_g400_t2gzaf, MGA_WARP_T2GZAF);
-	WARP_UCODE_INSTALL(warp_g400_t2gzs, MGA_WARP_T2GZS);
-	WARP_UCODE_INSTALL(warp_g400_t2gzsf, MGA_WARP_T2GZSF);
-	WARP_UCODE_INSTALL(warp_g400_t2gzsa, MGA_WARP_T2GZSA);
-	WARP_UCODE_INSTALL(warp_g400_t2gzsaf, MGA_WARP_T2GZSAF);
-
-	return 0;
-}
-
-static int mga_warp_install_g200_microcode(drm_mga_private_t * dev_priv)
-{
-	unsigned char *vcbase = dev_priv->warp->handle;
-	unsigned long pcbase = dev_priv->warp->offset;
-
-	memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys));
-
-	WARP_UCODE_INSTALL(warp_g200_tgz, MGA_WARP_TGZ);
-	WARP_UCODE_INSTALL(warp_g200_tgzf, MGA_WARP_TGZF);
-	WARP_UCODE_INSTALL(warp_g200_tgza, MGA_WARP_TGZA);
-	WARP_UCODE_INSTALL(warp_g200_tgzaf, MGA_WARP_TGZAF);
-	WARP_UCODE_INSTALL(warp_g200_tgzs, MGA_WARP_TGZS);
-	WARP_UCODE_INSTALL(warp_g200_tgzsf, MGA_WARP_TGZSF);
-	WARP_UCODE_INSTALL(warp_g200_tgzsa, MGA_WARP_TGZSA);
-	WARP_UCODE_INSTALL(warp_g200_tgzsaf, MGA_WARP_TGZSAF);
 
-	return 0;
-}
+	pdev = platform_device_register_simple("mga_warp", 0, NULL, 0);
+	if (IS_ERR(pdev)) {
+		DRM_ERROR("mga: Failed to register microcode\n");
+		return PTR_ERR(pdev);
+	}
+	rc = request_ihex_firmware(&fw, firmware_name, &pdev->dev);
+	platform_device_unregister(pdev);
+	if (rc) {
+		DRM_ERROR("mga: Failed to load microcode \"%s\"\n",
+			  firmware_name);
+		return rc;
+	}
 
-int mga_warp_install_microcode(drm_mga_private_t * dev_priv)
-{
-	const unsigned int size = mga_warp_microcode_size(dev_priv);
+	size = 0;
+	where = 0;
+	for (rec = (const struct ihex_binrec *)fw->data;
+	     rec;
+	     rec = ihex_next_binrec(rec)) {
+		size += WARP_UCODE_SIZE(be16_to_cpu(rec->len));
+		where++;
+	}
 
+	if (where != n_pipes) {
+		DRM_ERROR("mga: Invalid microcode \"%s\"\n", firmware_name);
+		rc = -EINVAL;
+		goto out;
+	}
+	size = PAGE_ALIGN(size);
 	DRM_DEBUG("MGA ucode size = %d bytes\n", size);
 	if (size > dev_priv->warp->size) {
 		DRM_ERROR("microcode too large! (%u > %lu)\n",
 			  size, dev_priv->warp->size);
-		return -ENOMEM;
+		rc = -ENOMEM;
+		goto out;
 	}
 
-	switch (dev_priv->chipset) {
-	case MGA_CARD_TYPE_G400:
-	case MGA_CARD_TYPE_G550:
-		return mga_warp_install_g400_microcode(dev_priv);
-	case MGA_CARD_TYPE_G200:
-		return mga_warp_install_g200_microcode(dev_priv);
-	default:
-		return -EINVAL;
+	memset(dev_priv->warp_pipe_phys, 0, sizeof(dev_priv->warp_pipe_phys));
+
+	where = 0;
+	for (rec = (const struct ihex_binrec *)fw->data;
+	     rec;
+	     rec = ihex_next_binrec(rec)) {
+		unsigned int src_size, dst_size;
+
+		DRM_DEBUG(" pcbase = 0x%08lx  vcbase = %p\n", pcbase, vcbase);
+		dev_priv->warp_pipe_phys[where] = pcbase;
+		src_size = be16_to_cpu(rec->len);
+		dst_size = WARP_UCODE_SIZE(src_size);
+		memcpy(vcbase, rec->data, src_size);
+		pcbase += dst_size;
+		vcbase += dst_size;
+		where++;
 	}
+
+out:
+	release_firmware(fw);
+	return rc;
 }
 
 #define WMISC_EXPECTED		(MGA_WUCODECACHE_ENABLE | MGA_WMASTER_ENABLE)
diff --git a/drivers/gpu/drm/r128/r128_cce.c b/drivers/gpu/drm/r128/r128_cce.c
index c75fd3564040..4c39a407aa4a 100644
--- a/drivers/gpu/drm/r128/r128_cce.c
+++ b/drivers/gpu/drm/r128/r128_cce.c
@@ -29,6 +29,9 @@
  *    Gareth Hughes <gareth@valinux.com>
  */
 
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+
 #include "drmP.h"
 #include "drm.h"
 #include "r128_drm.h"
@@ -36,50 +39,9 @@
 
 #define R128_FIFO_DEBUG		0
 
-/* CCE microcode (from ATI) */
-static u32 r128_cce_microcode[] = {
-	0, 276838400, 0, 268449792, 2, 142, 2, 145, 0, 1076765731, 0,
-	1617039951, 0, 774592877, 0, 1987540286, 0, 2307490946U, 0,
-	599558925, 0, 589505315, 0, 596487092, 0, 589505315, 1,
-	11544576, 1, 206848, 1, 311296, 1, 198656, 2, 912273422, 11,
-	262144, 0, 0, 1, 33559837, 1, 7438, 1, 14809, 1, 6615, 12, 28,
-	1, 6614, 12, 28, 2, 23, 11, 18874368, 0, 16790922, 1, 409600, 9,
-	30, 1, 147854772, 16, 420483072, 3, 8192, 0, 10240, 1, 198656,
-	1, 15630, 1, 51200, 10, 34858, 9, 42, 1, 33559823, 2, 10276, 1,
-	15717, 1, 15718, 2, 43, 1, 15936948, 1, 570480831, 1, 14715071,
-	12, 322123831, 1, 33953125, 12, 55, 1, 33559908, 1, 15718, 2,
-	46, 4, 2099258, 1, 526336, 1, 442623, 4, 4194365, 1, 509952, 1,
-	459007, 3, 0, 12, 92, 2, 46, 12, 176, 1, 15734, 1, 206848, 1,
-	18432, 1, 133120, 1, 100670734, 1, 149504, 1, 165888, 1,
-	15975928, 1, 1048576, 6, 3145806, 1, 15715, 16, 2150645232U, 2,
-	268449859, 2, 10307, 12, 176, 1, 15734, 1, 15735, 1, 15630, 1,
-	15631, 1, 5253120, 6, 3145810, 16, 2150645232U, 1, 15864, 2, 82,
-	1, 343310, 1, 1064207, 2, 3145813, 1, 15728, 1, 7817, 1, 15729,
-	3, 15730, 12, 92, 2, 98, 1, 16168, 1, 16167, 1, 16002, 1, 16008,
-	1, 15974, 1, 15975, 1, 15990, 1, 15976, 1, 15977, 1, 15980, 0,
-	15981, 1, 10240, 1, 5253120, 1, 15720, 1, 198656, 6, 110, 1,
-	180224, 1, 103824738, 2, 112, 2, 3145839, 0, 536885440, 1,
-	114880, 14, 125, 12, 206975, 1, 33559995, 12, 198784, 0,
-	33570236, 1, 15803, 0, 15804, 3, 294912, 1, 294912, 3, 442370,
-	1, 11544576, 0, 811612160, 1, 12593152, 1, 11536384, 1,
-	14024704, 7, 310382726, 0, 10240, 1, 14796, 1, 14797, 1, 14793,
-	1, 14794, 0, 14795, 1, 268679168, 1, 9437184, 1, 268449792, 1,
-	198656, 1, 9452827, 1, 1075854602, 1, 1075854603, 1, 557056, 1,
-	114880, 14, 159, 12, 198784, 1, 1109409213, 12, 198783, 1,
-	1107312059, 12, 198784, 1, 1109409212, 2, 162, 1, 1075854781, 1,
-	1073757627, 1, 1075854780, 1, 540672, 1, 10485760, 6, 3145894,
-	16, 274741248, 9, 168, 3, 4194304, 3, 4209949, 0, 0, 0, 256, 14,
-	174, 1, 114857, 1, 33560007, 12, 176, 0, 10240, 1, 114858, 1,
-	33560018, 1, 114857, 3, 33560007, 1, 16008, 1, 114874, 1,
-	33560360, 1, 114875, 1, 33560154, 0, 15963, 0, 256, 0, 4096, 1,
-	409611, 9, 188, 0, 10240, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0,
-	0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
-};
+#define FIRMWARE_NAME		"r128/r128_cce.bin"
+
+MODULE_FIRMWARE(FIRMWARE_NAME);
 
 static int R128_READ_PLL(struct drm_device * dev, int addr)
 {
@@ -176,20 +138,50 @@ static int r128_do_wait_for_idle(drm_r128_private_t * dev_priv)
  */
 
 /* Load the microcode for the CCE */
-static void r128_cce_load_microcode(drm_r128_private_t * dev_priv)
+static int r128_cce_load_microcode(drm_r128_private_t *dev_priv)
 {
-	int i;
+	struct platform_device *pdev;
+	const struct firmware *fw;
+	const __be32 *fw_data;
+	int rc, i;
 
 	DRM_DEBUG("\n");
 
+	pdev = platform_device_register_simple("r128_cce", 0, NULL, 0);
+	if (IS_ERR(pdev)) {
+		printk(KERN_ERR "r128_cce: Failed to register firmware\n");
+		return PTR_ERR(pdev);
+	}
+	rc = request_firmware(&fw, FIRMWARE_NAME, &pdev->dev);
+	platform_device_unregister(pdev);
+	if (rc) {
+		printk(KERN_ERR "r128_cce: Failed to load firmware \"%s\"\n",
+		       FIRMWARE_NAME);
+		return rc;
+	}
+
+	if (fw->size != 256 * 8) {
+		printk(KERN_ERR
+		       "r128_cce: Bogus length %zu in firmware \"%s\"\n",
+		       fw->size, FIRMWARE_NAME);
+		rc = -EINVAL;
+		goto out_release;
+	}
+
 	r128_do_wait_for_idle(dev_priv);
 
+	fw_data = (const __be32 *)fw->data;
 	R128_WRITE(R128_PM4_MICROCODE_ADDR, 0);
 	for (i = 0; i < 256; i++) {
-		R128_WRITE(R128_PM4_MICROCODE_DATAH, r128_cce_microcode[i * 2]);
+		R128_WRITE(R128_PM4_MICROCODE_DATAH,
+			   be32_to_cpup(&fw_data[i * 2]));
 		R128_WRITE(R128_PM4_MICROCODE_DATAL,
-			   r128_cce_microcode[i * 2 + 1]);
+			   be32_to_cpup(&fw_data[i * 2 + 1]));
 	}
+
+out_release:
+	release_firmware(fw);
+	return rc;
 }
 
 /* Flush any pending commands to the CCE.  This should only be used just
@@ -350,9 +342,15 @@ static void r128_cce_init_ring_buffer(struct drm_device * dev,
 static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init)
 {
 	drm_r128_private_t *dev_priv;
+	int rc;
 
 	DRM_DEBUG("\n");
 
+	if (dev->dev_private) {
+		DRM_DEBUG("called when already initialized\n");
+		return -EINVAL;
+	}
+
 	dev_priv = kzalloc(sizeof(drm_r128_private_t), GFP_KERNEL);
 	if (dev_priv == NULL)
 		return -ENOMEM;
@@ -575,13 +573,18 @@ static int r128_do_init_cce(struct drm_device * dev, drm_r128_init_t * init)
 #endif
 
 	r128_cce_init_ring_buffer(dev, dev_priv);
-	r128_cce_load_microcode(dev_priv);
+	rc = r128_cce_load_microcode(dev_priv);
 
 	dev->dev_private = (void *)dev_priv;
 
 	r128_do_engine_reset(dev);
 
-	return 0;
+	if (rc) {
+		DRM_ERROR("Failed to load firmware!\n");
+		r128_do_cleanup_cce(dev);
+	}
+
+	return rc;
 }
 
 int r128_do_cleanup_cce(struct drm_device * dev)
@@ -649,6 +652,8 @@ int r128_cce_start(struct drm_device *dev, void *data, struct drm_file *file_pri
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	if (dev_priv->cce_running || dev_priv->cce_mode == R128_PM4_NONPM4) {
 		DRM_DEBUG("while CCE running\n");
 		return 0;
@@ -671,6 +676,8 @@ int r128_cce_stop(struct drm_device *dev, void *data, struct drm_file *file_priv
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	/* Flush any pending CCE commands.  This ensures any outstanding
 	 * commands are exectuted by the engine before we turn it off.
 	 */
@@ -708,10 +715,7 @@ int r128_cce_reset(struct drm_device *dev, void *data, struct drm_file *file_pri
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
-	if (!dev_priv) {
-		DRM_DEBUG("called before init done\n");
-		return -EINVAL;
-	}
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
 
 	r128_do_cce_reset(dev_priv);
 
@@ -728,6 +732,8 @@ int r128_cce_idle(struct drm_device *dev, void *data, struct drm_file *file_priv
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	if (dev_priv->cce_running) {
 		r128_do_cce_flush(dev_priv);
 	}
@@ -741,6 +747,8 @@ int r128_engine_reset(struct drm_device *dev, void *data, struct drm_file *file_
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev->dev_private);
+
 	return r128_do_engine_reset(dev);
 }
 
diff --git a/drivers/gpu/drm/r128/r128_drv.h b/drivers/gpu/drm/r128/r128_drv.h
index 797a26c42dab..3c60829d82e9 100644
--- a/drivers/gpu/drm/r128/r128_drv.h
+++ b/drivers/gpu/drm/r128/r128_drv.h
@@ -422,6 +422,14 @@ static __inline__ void r128_update_ring_snapshot(drm_r128_private_t * dev_priv)
  * Misc helper macros
  */
 
+#define DEV_INIT_TEST_WITH_RETURN(_dev_priv)				\
+do {									\
+	if (!_dev_priv) {						\
+		DRM_ERROR("called with no initialization\n");		\
+		return -EINVAL;						\
+	}								\
+} while (0)
+
 #define RING_SPACE_TEST_WITH_RETURN( dev_priv )				\
 do {									\
 	drm_r128_ring_buffer_t *ring = &dev_priv->ring; int i;		\
diff --git a/drivers/gpu/drm/r128/r128_state.c b/drivers/gpu/drm/r128/r128_state.c
index 026a48c95c8f..af2665cf4718 100644
--- a/drivers/gpu/drm/r128/r128_state.c
+++ b/drivers/gpu/drm/r128/r128_state.c
@@ -1244,14 +1244,18 @@ static void r128_cce_dispatch_stipple(struct drm_device * dev, u32 * stipple)
 static int r128_cce_clear(struct drm_device *dev, void *data, struct drm_file *file_priv)
 {
 	drm_r128_private_t *dev_priv = dev->dev_private;
-	drm_r128_sarea_t *sarea_priv = dev_priv->sarea_priv;
+	drm_r128_sarea_t *sarea_priv;
 	drm_r128_clear_t *clear = data;
 	DRM_DEBUG("\n");
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	RING_SPACE_TEST_WITH_RETURN(dev_priv);
 
+	sarea_priv = dev_priv->sarea_priv;
+
 	if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
 		sarea_priv->nbox = R128_NR_SAREA_CLIPRECTS;
 
@@ -1312,6 +1316,8 @@ static int r128_cce_flip(struct drm_device *dev, void *data, struct drm_file *fi
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	RING_SPACE_TEST_WITH_RETURN(dev_priv);
 
 	if (!dev_priv->page_flipping)
@@ -1331,6 +1337,8 @@ static int r128_cce_swap(struct drm_device *dev, void *data, struct drm_file *fi
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	RING_SPACE_TEST_WITH_RETURN(dev_priv);
 
 	if (sarea_priv->nbox > R128_NR_SAREA_CLIPRECTS)
@@ -1354,10 +1362,7 @@ static int r128_cce_vertex(struct drm_device *dev, void *data, struct drm_file *
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
 
 	DRM_DEBUG("pid=%d index=%d count=%d discard=%d\n",
 		  DRM_CURRENTPID, vertex->idx, vertex->count, vertex->discard);
@@ -1410,10 +1415,7 @@ static int r128_cce_indices(struct drm_device *dev, void *data, struct drm_file
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
 
 	DRM_DEBUG("pid=%d buf=%d s=%d e=%d d=%d\n", DRM_CURRENTPID,
 		  elts->idx, elts->start, elts->end, elts->discard);
@@ -1476,6 +1478,8 @@ static int r128_cce_blit(struct drm_device *dev, void *data, struct drm_file *fi
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	DRM_DEBUG("pid=%d index=%d\n", DRM_CURRENTPID, blit->idx);
 
 	if (blit->idx < 0 || blit->idx >= dma->buf_count) {
@@ -1501,6 +1505,8 @@ static int r128_cce_depth(struct drm_device *dev, void *data, struct drm_file *f
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	RING_SPACE_TEST_WITH_RETURN(dev_priv);
 
 	ret = -EINVAL;
@@ -1531,6 +1537,8 @@ static int r128_cce_stipple(struct drm_device *dev, void *data, struct drm_file
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
+
 	if (DRM_COPY_FROM_USER(&mask, stipple->mask, 32 * sizeof(u32)))
 		return -EFAULT;
 
@@ -1555,10 +1563,7 @@ static int r128_cce_indirect(struct drm_device *dev, void *data, struct drm_file
 
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
 
 	DRM_DEBUG("idx=%d s=%d e=%d d=%d\n",
 		  indirect->idx, indirect->start, indirect->end,
@@ -1620,10 +1625,7 @@ static int r128_getparam(struct drm_device *dev, void *data, struct drm_file *fi
 	drm_r128_getparam_t *param = data;
 	int value;
 
-	if (!dev_priv) {
-		DRM_ERROR("called with no initialization\n");
-		return -EINVAL;
-	}
+	DEV_INIT_TEST_WITH_RETURN(dev_priv);
 
 	DRM_DEBUG("pid=%d\n", DRM_CURRENTPID);
 
diff --git a/drivers/gpu/drm/radeon/.gitignore b/drivers/gpu/drm/radeon/.gitignore
new file mode 100644
index 000000000000..403eb3a5891f
--- /dev/null
+++ b/drivers/gpu/drm/radeon/.gitignore
@@ -0,0 +1,3 @@
+mkregtable
+*_reg_safe.h
+
diff --git a/drivers/gpu/drm/radeon/Kconfig b/drivers/gpu/drm/radeon/Kconfig
index 2168d67f09a6..5982321be4d5 100644
--- a/drivers/gpu/drm/radeon/Kconfig
+++ b/drivers/gpu/drm/radeon/Kconfig
@@ -1,7 +1,6 @@
 config DRM_RADEON_KMS
 	bool "Enable modesetting on radeon by default"
 	depends on DRM_RADEON
-	select DRM_TTM
 	help
 	  Choose this option if you want kernel modesetting enabled by default,
 	  and you have a new enough userspace to support this. Running old
diff --git a/drivers/gpu/drm/radeon/Makefile b/drivers/gpu/drm/radeon/Makefile
index 013d38059943..b5713eedd6e1 100644
--- a/drivers/gpu/drm/radeon/Makefile
+++ b/drivers/gpu/drm/radeon/Makefile
@@ -3,18 +3,53 @@
 # Direct Rendering Infrastructure (DRI) in XFree86 4.1.0 and higher.
 
 ccflags-y := -Iinclude/drm
+
+hostprogs-y := mkregtable
+
+quiet_cmd_mkregtable = MKREGTABLE $@
+      cmd_mkregtable = $(obj)/mkregtable $< > $@
+
+$(obj)/rn50_reg_safe.h: $(src)/reg_srcs/rn50 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/r100_reg_safe.h: $(src)/reg_srcs/r100 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/r200_reg_safe.h: $(src)/reg_srcs/r200 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/rv515_reg_safe.h: $(src)/reg_srcs/rv515 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/r300_reg_safe.h: $(src)/reg_srcs/r300 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/rs600_reg_safe.h: $(src)/reg_srcs/rs600 $(obj)/mkregtable
+	$(call if_changed,mkregtable)
+
+$(obj)/r100.o: $(obj)/r100_reg_safe.h $(obj)/rn50_reg_safe.h
+
+$(obj)/r200.o: $(obj)/r200_reg_safe.h
+
+$(obj)/rv515.o: $(obj)/rv515_reg_safe.h
+
+$(obj)/r300.o: $(obj)/r300_reg_safe.h
+
+$(obj)/rs600.o: $(obj)/rs600_reg_safe.h
+
 radeon-y := radeon_drv.o radeon_cp.o radeon_state.o radeon_mem.o \
 	radeon_irq.o r300_cmdbuf.o r600_cp.o
-
-radeon-$(CONFIG_DRM_RADEON_KMS) += radeon_device.o radeon_kms.o \
+# add KMS driver
+radeon-y += radeon_device.o radeon_kms.o \
 	radeon_atombios.o radeon_agp.o atombios_crtc.o radeon_combios.o \
 	atom.o radeon_fence.o radeon_ttm.o radeon_object.o radeon_gart.o \
 	radeon_legacy_crtc.o radeon_legacy_encoders.o radeon_connectors.o \
 	radeon_encoders.o radeon_display.o radeon_cursor.o radeon_i2c.o \
 	radeon_clocks.o radeon_fb.o radeon_gem.o radeon_ring.o radeon_irq_kms.o \
 	radeon_cs.o radeon_bios.o radeon_benchmark.o r100.o r300.o r420.o \
-	rs400.o rs600.o rs690.o rv515.o r520.o r600.o rs780.o rv770.o \
-	radeon_test.o
+	rs400.o rs600.o rs690.o rv515.o r520.o r600.o rv770.o radeon_test.o \
+	r200.o radeon_legacy_tv.o r600_cs.o r600_blit.o r600_blit_shaders.o \
+	r600_blit_kms.o radeon_pm.o
 
 radeon-$(CONFIG_COMPAT) += radeon_ioc32.o
 
diff --git a/drivers/gpu/drm/radeon/atom.c b/drivers/gpu/drm/radeon/atom.c
index 901befe03da2..d67c42555ab9 100644
--- a/drivers/gpu/drm/radeon/atom.c
+++ b/drivers/gpu/drm/radeon/atom.c
@@ -107,6 +107,7 @@ static uint32_t atom_iio_execute(struct atom_context *ctx, int base,
 			base += 3;
 			break;
 		case ATOM_IIO_WRITE:
+			(void)ctx->card->reg_read(ctx->card, CU16(base + 1));
 			ctx->card->reg_write(ctx->card, CU16(base + 1), temp);
 			base += 3;
 			break;
diff --git a/drivers/gpu/drm/radeon/atombios.h b/drivers/gpu/drm/radeon/atombios.h
index cf67928abbc8..c11ddddfb3b6 100644
--- a/drivers/gpu/drm/radeon/atombios.h
+++ b/drivers/gpu/drm/radeon/atombios.h
@@ -2314,7 +2314,7 @@ typedef struct _ATOM_SPREAD_SPECTRUM_ASSIGNMENT {
 	UCHAR ucSS_Step;
 	UCHAR ucSS_Delay;
 	UCHAR ucSS_Id;
-	UCHAR ucRecommandedRef_Div;
+	UCHAR ucRecommendedRef_Div;
 	UCHAR ucSS_Range;	/* it was reserved for V11 */
 } ATOM_SPREAD_SPECTRUM_ASSIGNMENT;
 
@@ -2374,6 +2374,17 @@ typedef struct _ATOM_ANALOG_TV_INFO {
 	ATOM_MODE_TIMING aModeTimings[MAX_SUPPORTED_TV_TIMING];
 } ATOM_ANALOG_TV_INFO;
 
+#define MAX_SUPPORTED_TV_TIMING_V1_2    3
+
+typedef struct _ATOM_ANALOG_TV_INFO_V1_2 {
+	ATOM_COMMON_TABLE_HEADER sHeader;
+	UCHAR                    ucTV_SupportedStandard;
+	UCHAR                    ucTV_BootUpDefaultStandard;
+	UCHAR                    ucExt_TV_ASIC_ID;
+	UCHAR                    ucExt_TV_ASIC_SlaveAddr;
+	ATOM_DTD_FORMAT          aModeTimings[MAX_SUPPORTED_TV_TIMING];
+} ATOM_ANALOG_TV_INFO_V1_2;
+
 /**************************************************************************/
 /*  VRAM usage and their defintions */
 
diff --git a/drivers/gpu/drm/radeon/atombios_crtc.c b/drivers/gpu/drm/radeon/atombios_crtc.c
index 74d034f77c6b..c15287a590ff 100644
--- a/drivers/gpu/drm/radeon/atombios_crtc.c
+++ b/drivers/gpu/drm/radeon/atombios_crtc.c
@@ -89,17 +89,32 @@ static void atombios_scaler_setup(struct drm_crtc *crtc)
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	ENABLE_SCALER_PS_ALLOCATION args;
 	int index = GetIndexIntoMasterTable(COMMAND, EnableScaler);
+
 	/* fixme - fill in enc_priv for atom dac */
 	enum radeon_tv_std tv_std = TV_STD_NTSC;
+	bool is_tv = false, is_cv = false;
+	struct drm_encoder *encoder;
 
 	if (!ASIC_IS_AVIVO(rdev) && radeon_crtc->crtc_id)
 		return;
 
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		/* find tv std */
+		if (encoder->crtc == crtc) {
+			struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+			if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
+				struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
+				tv_std = tv_dac->tv_std;
+				is_tv = true;
+			}
+		}
+	}
+
 	memset(&args, 0, sizeof(args));
 
 	args.ucScaler = radeon_crtc->crtc_id;
 
-	if (radeon_crtc->devices & (ATOM_DEVICE_TV_SUPPORT)) {
+	if (is_tv) {
 		switch (tv_std) {
 		case TV_STD_NTSC:
 		default:
@@ -128,7 +143,7 @@ static void atombios_scaler_setup(struct drm_crtc *crtc)
 			break;
 		}
 		args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
-	} else if (radeon_crtc->devices & (ATOM_DEVICE_CV_SUPPORT)) {
+	} else if (is_cv) {
 		args.ucTVStandard = ATOM_TV_CV;
 		args.ucEnable = SCALER_ENABLE_MULTITAP_MODE;
 	} else {
@@ -151,9 +166,9 @@ static void atombios_scaler_setup(struct drm_crtc *crtc)
 		}
 	}
 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
-	if (radeon_crtc->devices & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT)
-	    && rdev->family >= CHIP_RV515 && rdev->family <= CHIP_RV570) {
-		atom_rv515_force_tv_scaler(rdev);
+	if ((is_tv || is_cv)
+	    && rdev->family >= CHIP_RV515 && rdev->family <= CHIP_R580) {
+		atom_rv515_force_tv_scaler(rdev, radeon_crtc);
 	}
 }
 
@@ -229,18 +244,18 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
 
 	switch (mode) {
 	case DRM_MODE_DPMS_ON:
+		atombios_enable_crtc(crtc, 1);
 		if (ASIC_IS_DCE3(rdev))
 			atombios_enable_crtc_memreq(crtc, 1);
-		atombios_enable_crtc(crtc, 1);
 		atombios_blank_crtc(crtc, 0);
 		break;
 	case DRM_MODE_DPMS_STANDBY:
 	case DRM_MODE_DPMS_SUSPEND:
 	case DRM_MODE_DPMS_OFF:
 		atombios_blank_crtc(crtc, 1);
-		atombios_enable_crtc(crtc, 0);
 		if (ASIC_IS_DCE3(rdev))
 			atombios_enable_crtc_memreq(crtc, 0);
+		atombios_enable_crtc(crtc, 0);
 		break;
 	}
 
@@ -251,59 +266,147 @@ void atombios_crtc_dpms(struct drm_crtc *crtc, int mode)
 
 static void
 atombios_set_crtc_dtd_timing(struct drm_crtc *crtc,
-			     SET_CRTC_USING_DTD_TIMING_PARAMETERS * crtc_param)
+			     struct drm_display_mode *mode)
 {
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
-	SET_CRTC_USING_DTD_TIMING_PARAMETERS conv_param;
+	SET_CRTC_USING_DTD_TIMING_PARAMETERS args;
 	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_UsingDTDTiming);
+	u16 misc = 0;
 
-	conv_param.usH_Size = cpu_to_le16(crtc_param->usH_Size);
-	conv_param.usH_Blanking_Time =
-	    cpu_to_le16(crtc_param->usH_Blanking_Time);
-	conv_param.usV_Size = cpu_to_le16(crtc_param->usV_Size);
-	conv_param.usV_Blanking_Time =
-	    cpu_to_le16(crtc_param->usV_Blanking_Time);
-	conv_param.usH_SyncOffset = cpu_to_le16(crtc_param->usH_SyncOffset);
-	conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth);
-	conv_param.usV_SyncOffset = cpu_to_le16(crtc_param->usV_SyncOffset);
-	conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth);
-	conv_param.susModeMiscInfo.usAccess =
-	    cpu_to_le16(crtc_param->susModeMiscInfo.usAccess);
-	conv_param.ucCRTC = crtc_param->ucCRTC;
+	memset(&args, 0, sizeof(args));
+	args.usH_Size = cpu_to_le16(mode->crtc_hdisplay);
+	args.usH_Blanking_Time =
+		cpu_to_le16(mode->crtc_hblank_end - mode->crtc_hdisplay);
+	args.usV_Size = cpu_to_le16(mode->crtc_vdisplay);
+	args.usV_Blanking_Time =
+	    cpu_to_le16(mode->crtc_vblank_end - mode->crtc_vdisplay);
+	args.usH_SyncOffset =
+		cpu_to_le16(mode->crtc_hsync_start - mode->crtc_hdisplay);
+	args.usH_SyncWidth =
+		cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
+	args.usV_SyncOffset =
+		cpu_to_le16(mode->crtc_vsync_start - mode->crtc_vdisplay);
+	args.usV_SyncWidth =
+		cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
+	/*args.ucH_Border = mode->hborder;*/
+	/*args.ucV_Border = mode->vborder;*/
+
+	if (mode->flags & DRM_MODE_FLAG_NVSYNC)
+		misc |= ATOM_VSYNC_POLARITY;
+	if (mode->flags & DRM_MODE_FLAG_NHSYNC)
+		misc |= ATOM_HSYNC_POLARITY;
+	if (mode->flags & DRM_MODE_FLAG_CSYNC)
+		misc |= ATOM_COMPOSITESYNC;
+	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+		misc |= ATOM_INTERLACE;
+	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+		misc |= ATOM_DOUBLE_CLOCK_MODE;
+
+	args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
+	args.ucCRTC = radeon_crtc->crtc_id;
 
 	printk("executing set crtc dtd timing\n");
-	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param);
+	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
 
-void atombios_crtc_set_timing(struct drm_crtc *crtc,
-			      SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION *
-			      crtc_param)
+static void atombios_crtc_set_timing(struct drm_crtc *crtc,
+				     struct drm_display_mode *mode)
 {
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
-	SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION conv_param;
+	SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION args;
 	int index = GetIndexIntoMasterTable(COMMAND, SetCRTC_Timing);
+	u16 misc = 0;
 
-	conv_param.usH_Total = cpu_to_le16(crtc_param->usH_Total);
-	conv_param.usH_Disp = cpu_to_le16(crtc_param->usH_Disp);
-	conv_param.usH_SyncStart = cpu_to_le16(crtc_param->usH_SyncStart);
-	conv_param.usH_SyncWidth = cpu_to_le16(crtc_param->usH_SyncWidth);
-	conv_param.usV_Total = cpu_to_le16(crtc_param->usV_Total);
-	conv_param.usV_Disp = cpu_to_le16(crtc_param->usV_Disp);
-	conv_param.usV_SyncStart = cpu_to_le16(crtc_param->usV_SyncStart);
-	conv_param.usV_SyncWidth = cpu_to_le16(crtc_param->usV_SyncWidth);
-	conv_param.susModeMiscInfo.usAccess =
-	    cpu_to_le16(crtc_param->susModeMiscInfo.usAccess);
-	conv_param.ucCRTC = crtc_param->ucCRTC;
-	conv_param.ucOverscanRight = crtc_param->ucOverscanRight;
-	conv_param.ucOverscanLeft = crtc_param->ucOverscanLeft;
-	conv_param.ucOverscanBottom = crtc_param->ucOverscanBottom;
-	conv_param.ucOverscanTop = crtc_param->ucOverscanTop;
-	conv_param.ucReserved = crtc_param->ucReserved;
+	memset(&args, 0, sizeof(args));
+	args.usH_Total = cpu_to_le16(mode->crtc_htotal);
+	args.usH_Disp = cpu_to_le16(mode->crtc_hdisplay);
+	args.usH_SyncStart = cpu_to_le16(mode->crtc_hsync_start);
+	args.usH_SyncWidth =
+		cpu_to_le16(mode->crtc_hsync_end - mode->crtc_hsync_start);
+	args.usV_Total = cpu_to_le16(mode->crtc_vtotal);
+	args.usV_Disp = cpu_to_le16(mode->crtc_vdisplay);
+	args.usV_SyncStart = cpu_to_le16(mode->crtc_vsync_start);
+	args.usV_SyncWidth =
+		cpu_to_le16(mode->crtc_vsync_end - mode->crtc_vsync_start);
+
+	if (mode->flags & DRM_MODE_FLAG_NVSYNC)
+		misc |= ATOM_VSYNC_POLARITY;
+	if (mode->flags & DRM_MODE_FLAG_NHSYNC)
+		misc |= ATOM_HSYNC_POLARITY;
+	if (mode->flags & DRM_MODE_FLAG_CSYNC)
+		misc |= ATOM_COMPOSITESYNC;
+	if (mode->flags & DRM_MODE_FLAG_INTERLACE)
+		misc |= ATOM_INTERLACE;
+	if (mode->flags & DRM_MODE_FLAG_DBLSCAN)
+		misc |= ATOM_DOUBLE_CLOCK_MODE;
+
+	args.susModeMiscInfo.usAccess = cpu_to_le16(misc);
+	args.ucCRTC = radeon_crtc->crtc_id;
 
 	printk("executing set crtc timing\n");
-	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&conv_param);
+	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+}
+
+static void atombios_set_ss(struct drm_crtc *crtc, int enable)
+{
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+	struct drm_device *dev = crtc->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct drm_encoder *encoder = NULL;
+	struct radeon_encoder *radeon_encoder = NULL;
+	struct radeon_encoder_atom_dig *dig = NULL;
+	int index = GetIndexIntoMasterTable(COMMAND, EnableSpreadSpectrumOnPPLL);
+	ENABLE_SPREAD_SPECTRUM_ON_PPLL_PS_ALLOCATION args;
+	ENABLE_LVDS_SS_PARAMETERS legacy_args;
+	uint16_t percentage = 0;
+	uint8_t type = 0, step = 0, delay = 0, range = 0;
+
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		if (encoder->crtc == crtc) {
+			radeon_encoder = to_radeon_encoder(encoder);
+			/* only enable spread spectrum on LVDS */
+			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+				dig = radeon_encoder->enc_priv;
+				if (dig && dig->ss) {
+					percentage = dig->ss->percentage;
+					type = dig->ss->type;
+					step = dig->ss->step;
+					delay = dig->ss->delay;
+					range = dig->ss->range;
+				} else if (enable)
+					return;
+			} else if (enable)
+				return;
+			break;
+		}
+	}
+
+	if (!radeon_encoder)
+		return;
+
+	if (ASIC_IS_AVIVO(rdev)) {
+		memset(&args, 0, sizeof(args));
+		args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
+		args.ucSpreadSpectrumType = type;
+		args.ucSpreadSpectrumStep = step;
+		args.ucSpreadSpectrumDelay = delay;
+		args.ucSpreadSpectrumRange = range;
+		args.ucPpll = radeon_crtc->crtc_id ? ATOM_PPLL2 : ATOM_PPLL1;
+		args.ucEnable = enable;
+		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+	} else {
+		memset(&legacy_args, 0, sizeof(legacy_args));
+		legacy_args.usSpreadSpectrumPercentage = cpu_to_le16(percentage);
+		legacy_args.ucSpreadSpectrumType = type;
+		legacy_args.ucSpreadSpectrumStepSize_Delay = (step & 3) << 2;
+		legacy_args.ucSpreadSpectrumStepSize_Delay |= (delay & 7) << 4;
+		legacy_args.ucEnable = enable;
+		atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&legacy_args);
+	}
 }
 
 void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
@@ -314,12 +417,13 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 	struct drm_encoder *encoder = NULL;
 	struct radeon_encoder *radeon_encoder = NULL;
 	uint8_t frev, crev;
-	int index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
+	int index;
 	SET_PIXEL_CLOCK_PS_ALLOCATION args;
 	PIXEL_CLOCK_PARAMETERS *spc1_ptr;
 	PIXEL_CLOCK_PARAMETERS_V2 *spc2_ptr;
 	PIXEL_CLOCK_PARAMETERS_V3 *spc3_ptr;
-	uint32_t sclock = mode->clock;
+	uint32_t pll_clock = mode->clock;
+	uint32_t adjusted_clock;
 	uint32_t ref_div = 0, fb_div = 0, frac_fb_div = 0, post_div = 0;
 	struct radeon_pll *pll;
 	int pll_flags = 0;
@@ -327,8 +431,6 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 	memset(&args, 0, sizeof(args));
 
 	if (ASIC_IS_AVIVO(rdev)) {
-		uint32_t ss_cntl;
-
 		if ((rdev->family == CHIP_RS600) ||
 		    (rdev->family == CHIP_RS690) ||
 		    (rdev->family == CHIP_RS740))
@@ -339,15 +441,6 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 			pll_flags |= RADEON_PLL_PREFER_HIGH_FB_DIV;
 		else
 			pll_flags |= RADEON_PLL_PREFER_LOW_REF_DIV;
-
-		/* disable spread spectrum clocking for now -- thanks Hedy Lamarr */
-		if (radeon_crtc->crtc_id == 0) {
-			ss_cntl = RREG32(AVIVO_P1PLL_INT_SS_CNTL);
-			WREG32(AVIVO_P1PLL_INT_SS_CNTL, ss_cntl & ~1);
-		} else {
-			ss_cntl = RREG32(AVIVO_P2PLL_INT_SS_CNTL);
-			WREG32(AVIVO_P2PLL_INT_SS_CNTL, ss_cntl & ~1);
-		}
 	} else {
 		pll_flags |= RADEON_PLL_LEGACY;
 
@@ -370,17 +463,47 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 					pll_flags |= RADEON_PLL_USE_REF_DIV;
 			}
 			radeon_encoder = to_radeon_encoder(encoder);
+			break;
 		}
 	}
 
+	/* DCE3+ has an AdjustDisplayPll that will adjust the pixel clock
+	 * accordingly based on the encoder/transmitter to work around
+	 * special hw requirements.
+	 */
+	if (ASIC_IS_DCE3(rdev)) {
+		ADJUST_DISPLAY_PLL_PS_ALLOCATION adjust_pll_args;
+
+		if (!encoder)
+			return;
+
+		memset(&adjust_pll_args, 0, sizeof(adjust_pll_args));
+		adjust_pll_args.usPixelClock = cpu_to_le16(mode->clock / 10);
+		adjust_pll_args.ucTransmitterID = radeon_encoder->encoder_id;
+		adjust_pll_args.ucEncodeMode = atombios_get_encoder_mode(encoder);
+
+		index = GetIndexIntoMasterTable(COMMAND, AdjustDisplayPll);
+		atom_execute_table(rdev->mode_info.atom_context,
+				   index, (uint32_t *)&adjust_pll_args);
+		adjusted_clock = le16_to_cpu(adjust_pll_args.usPixelClock) * 10;
+	} else {
+		/* DVO wants 2x pixel clock if the DVO chip is in 12 bit mode */
+		if (ASIC_IS_AVIVO(rdev) &&
+		    (radeon_encoder->encoder_id == ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DVO1))
+			adjusted_clock = mode->clock * 2;
+		else
+			adjusted_clock = mode->clock;
+	}
+
 	if (radeon_crtc->crtc_id == 0)
 		pll = &rdev->clock.p1pll;
 	else
 		pll = &rdev->clock.p2pll;
 
-	radeon_compute_pll(pll, mode->clock, &sclock, &fb_div, &frac_fb_div,
+	radeon_compute_pll(pll, adjusted_clock, &pll_clock, &fb_div, &frac_fb_div,
 			   &ref_div, &post_div, pll_flags);
 
+	index = GetIndexIntoMasterTable(COMMAND, SetPixelClock);
 	atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev,
 			      &crev);
 
@@ -389,7 +512,7 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 		switch (crev) {
 		case 1:
 			spc1_ptr = (PIXEL_CLOCK_PARAMETERS *) & args.sPCLKInput;
-			spc1_ptr->usPixelClock = cpu_to_le16(sclock);
+			spc1_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
 			spc1_ptr->usRefDiv = cpu_to_le16(ref_div);
 			spc1_ptr->usFbDiv = cpu_to_le16(fb_div);
 			spc1_ptr->ucFracFbDiv = frac_fb_div;
@@ -402,7 +525,7 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 		case 2:
 			spc2_ptr =
 			    (PIXEL_CLOCK_PARAMETERS_V2 *) & args.sPCLKInput;
-			spc2_ptr->usPixelClock = cpu_to_le16(sclock);
+			spc2_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
 			spc2_ptr->usRefDiv = cpu_to_le16(ref_div);
 			spc2_ptr->usFbDiv = cpu_to_le16(fb_div);
 			spc2_ptr->ucFracFbDiv = frac_fb_div;
@@ -417,7 +540,7 @@ void atombios_crtc_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 				return;
 			spc3_ptr =
 			    (PIXEL_CLOCK_PARAMETERS_V3 *) & args.sPCLKInput;
-			spc3_ptr->usPixelClock = cpu_to_le16(sclock);
+			spc3_ptr->usPixelClock = cpu_to_le16(mode->clock / 10);
 			spc3_ptr->usRefDiv = cpu_to_le16(ref_div);
 			spc3_ptr->usFbDiv = cpu_to_le16(fb_div);
 			spc3_ptr->ucFracFbDiv = frac_fb_div;
@@ -468,6 +591,11 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 	}
 
 	switch (crtc->fb->bits_per_pixel) {
+	case 8:
+		fb_format =
+		    AVIVO_D1GRPH_CONTROL_DEPTH_8BPP |
+		    AVIVO_D1GRPH_CONTROL_8BPP_INDEXED;
+		break;
 	case 15:
 		fb_format =
 		    AVIVO_D1GRPH_CONTROL_DEPTH_16BPP |
@@ -502,6 +630,16 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 		WREG32(AVIVO_D1VGA_CONTROL, 0);
 	else
 		WREG32(AVIVO_D2VGA_CONTROL, 0);
+
+	if (rdev->family >= CHIP_RV770) {
+		if (radeon_crtc->crtc_id) {
+			WREG32(R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
+			WREG32(R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+		} else {
+			WREG32(R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH, 0);
+			WREG32(R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH, 0);
+		}
+	}
 	WREG32(AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS + radeon_crtc->crtc_offset,
 	       (u32) fb_location);
 	WREG32(AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS +
@@ -538,6 +676,10 @@ int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 		radeon_fb = to_radeon_framebuffer(old_fb);
 		radeon_gem_object_unpin(radeon_fb->obj);
 	}
+
+	/* Bytes per pixel may have changed */
+	radeon_bandwidth_update(rdev);
+
 	return 0;
 }
 
@@ -549,108 +691,24 @@ int atombios_crtc_mode_set(struct drm_crtc *crtc,
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
-	struct drm_encoder *encoder;
-	SET_CRTC_TIMING_PARAMETERS_PS_ALLOCATION crtc_timing;
 
 	/* TODO color tiling */
-	memset(&crtc_timing, 0, sizeof(crtc_timing));
-
-	/* TODO tv */
-	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-
-	}
-
-	crtc_timing.ucCRTC = radeon_crtc->crtc_id;
-	crtc_timing.usH_Total = adjusted_mode->crtc_htotal;
-	crtc_timing.usH_Disp = adjusted_mode->crtc_hdisplay;
-	crtc_timing.usH_SyncStart = adjusted_mode->crtc_hsync_start;
-	crtc_timing.usH_SyncWidth =
-	    adjusted_mode->crtc_hsync_end - adjusted_mode->crtc_hsync_start;
-
-	crtc_timing.usV_Total = adjusted_mode->crtc_vtotal;
-	crtc_timing.usV_Disp = adjusted_mode->crtc_vdisplay;
-	crtc_timing.usV_SyncStart = adjusted_mode->crtc_vsync_start;
-	crtc_timing.usV_SyncWidth =
-	    adjusted_mode->crtc_vsync_end - adjusted_mode->crtc_vsync_start;
-
-	if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
-		crtc_timing.susModeMiscInfo.usAccess |= ATOM_VSYNC_POLARITY;
-
-	if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
-		crtc_timing.susModeMiscInfo.usAccess |= ATOM_HSYNC_POLARITY;
-
-	if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC)
-		crtc_timing.susModeMiscInfo.usAccess |= ATOM_COMPOSITESYNC;
-
-	if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE)
-		crtc_timing.susModeMiscInfo.usAccess |= ATOM_INTERLACE;
-
-	if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
-		crtc_timing.susModeMiscInfo.usAccess |= ATOM_DOUBLE_CLOCK_MODE;
 
+	atombios_set_ss(crtc, 0);
 	atombios_crtc_set_pll(crtc, adjusted_mode);
-	atombios_crtc_set_timing(crtc, &crtc_timing);
+	atombios_set_ss(crtc, 1);
+	atombios_crtc_set_timing(crtc, adjusted_mode);
 
 	if (ASIC_IS_AVIVO(rdev))
 		atombios_crtc_set_base(crtc, x, y, old_fb);
 	else {
-		if (radeon_crtc->crtc_id == 0) {
-			SET_CRTC_USING_DTD_TIMING_PARAMETERS crtc_dtd_timing;
-			memset(&crtc_dtd_timing, 0, sizeof(crtc_dtd_timing));
-
-			/* setup FP shadow regs on R4xx */
-			crtc_dtd_timing.ucCRTC = radeon_crtc->crtc_id;
-			crtc_dtd_timing.usH_Size = adjusted_mode->crtc_hdisplay;
-			crtc_dtd_timing.usV_Size = adjusted_mode->crtc_vdisplay;
-			crtc_dtd_timing.usH_Blanking_Time =
-			    adjusted_mode->crtc_hblank_end -
-			    adjusted_mode->crtc_hdisplay;
-			crtc_dtd_timing.usV_Blanking_Time =
-			    adjusted_mode->crtc_vblank_end -
-			    adjusted_mode->crtc_vdisplay;
-			crtc_dtd_timing.usH_SyncOffset =
-			    adjusted_mode->crtc_hsync_start -
-			    adjusted_mode->crtc_hdisplay;
-			crtc_dtd_timing.usV_SyncOffset =
-			    adjusted_mode->crtc_vsync_start -
-			    adjusted_mode->crtc_vdisplay;
-			crtc_dtd_timing.usH_SyncWidth =
-			    adjusted_mode->crtc_hsync_end -
-			    adjusted_mode->crtc_hsync_start;
-			crtc_dtd_timing.usV_SyncWidth =
-			    adjusted_mode->crtc_vsync_end -
-			    adjusted_mode->crtc_vsync_start;
-			/* crtc_dtd_timing.ucH_Border = adjusted_mode->crtc_hborder; */
-			/* crtc_dtd_timing.ucV_Border = adjusted_mode->crtc_vborder; */
-
-			if (adjusted_mode->flags & DRM_MODE_FLAG_NVSYNC)
-				crtc_dtd_timing.susModeMiscInfo.usAccess |=
-				    ATOM_VSYNC_POLARITY;
-
-			if (adjusted_mode->flags & DRM_MODE_FLAG_NHSYNC)
-				crtc_dtd_timing.susModeMiscInfo.usAccess |=
-				    ATOM_HSYNC_POLARITY;
-
-			if (adjusted_mode->flags & DRM_MODE_FLAG_CSYNC)
-				crtc_dtd_timing.susModeMiscInfo.usAccess |=
-				    ATOM_COMPOSITESYNC;
-
-			if (adjusted_mode->flags & DRM_MODE_FLAG_INTERLACE)
-				crtc_dtd_timing.susModeMiscInfo.usAccess |=
-				    ATOM_INTERLACE;
-
-			if (adjusted_mode->flags & DRM_MODE_FLAG_DBLSCAN)
-				crtc_dtd_timing.susModeMiscInfo.usAccess |=
-				    ATOM_DOUBLE_CLOCK_MODE;
-
-			atombios_set_crtc_dtd_timing(crtc, &crtc_dtd_timing);
-		}
+		if (radeon_crtc->crtc_id == 0)
+			atombios_set_crtc_dtd_timing(crtc, adjusted_mode);
 		radeon_crtc_set_base(crtc, x, y, old_fb);
 		radeon_legacy_atom_set_surface(crtc);
 	}
 	atombios_overscan_setup(crtc, mode, adjusted_mode);
 	atombios_scaler_setup(crtc);
-	radeon_bandwidth_update(rdev);
 	return 0;
 }
 
@@ -682,6 +740,7 @@ static const struct drm_crtc_helper_funcs atombios_helper_funcs = {
 	.mode_set_base = atombios_crtc_set_base,
 	.prepare = atombios_crtc_prepare,
 	.commit = atombios_crtc_commit,
+	.load_lut = radeon_crtc_load_lut,
 };
 
 void radeon_atombios_init_crtc(struct drm_device *dev,
diff --git a/drivers/gpu/drm/radeon/avivod.h b/drivers/gpu/drm/radeon/avivod.h
new file mode 100644
index 000000000000..d4e6e6e4a938
--- /dev/null
+++ b/drivers/gpu/drm/radeon/avivod.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef AVIVOD_H
+#define AVIVOD_H
+
+
+#define	D1CRTC_CONTROL					0x6080
+#define		CRTC_EN						(1 << 0)
+#define	D1CRTC_UPDATE_LOCK				0x60E8
+#define	D1GRPH_PRIMARY_SURFACE_ADDRESS			0x6110
+#define	D1GRPH_SECONDARY_SURFACE_ADDRESS		0x6118
+
+#define	D2CRTC_CONTROL					0x6880
+#define	D2CRTC_UPDATE_LOCK				0x68E8
+#define	D2GRPH_PRIMARY_SURFACE_ADDRESS			0x6910
+#define	D2GRPH_SECONDARY_SURFACE_ADDRESS		0x6918
+
+#define	D1VGA_CONTROL					0x0330
+#define		DVGA_CONTROL_MODE_ENABLE			(1 << 0)
+#define		DVGA_CONTROL_TIMING_SELECT			(1 << 8)
+#define		DVGA_CONTROL_SYNC_POLARITY_SELECT		(1 << 9)
+#define		DVGA_CONTROL_OVERSCAN_TIMING_SELECT		(1 << 10)
+#define		DVGA_CONTROL_OVERSCAN_COLOR_EN			(1 << 16)
+#define		DVGA_CONTROL_ROTATE				(1 << 24)
+#define D2VGA_CONTROL					0x0338
+
+#define	VGA_HDP_CONTROL					0x328
+#define		VGA_MEM_PAGE_SELECT_EN				(1 << 0)
+#define		VGA_MEMORY_DISABLE				(1 << 4)
+#define		VGA_RBBM_LOCK_DISABLE				(1 << 8)
+#define		VGA_SOFT_RESET					(1 << 16)
+#define	VGA_MEMORY_BASE_ADDRESS				0x0310
+#define	VGA_RENDER_CONTROL				0x0300
+#define		VGA_VSTATUS_CNTL_MASK				0x00030000
+
+#endif
diff --git a/drivers/gpu/drm/radeon/mkregtable.c b/drivers/gpu/drm/radeon/mkregtable.c
new file mode 100644
index 000000000000..0d79577c1576
--- /dev/null
+++ b/drivers/gpu/drm/radeon/mkregtable.c
@@ -0,0 +1,720 @@
+/* utility to create the register check tables
+ * this includes inlined list.h safe for userspace.
+ *
+ * Copyright 2009 Jerome Glisse
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Authors:
+ * 	Jerome Glisse
+ * 	Dave Airlie
+ */
+
+#include <sys/types.h>
+#include <stdlib.h>
+#include <string.h>
+#include <stdio.h>
+#include <regex.h>
+#include <libgen.h>
+
+#define offsetof(TYPE, MEMBER) ((size_t) &((TYPE *)0)->MEMBER)
+/**
+ * container_of - cast a member of a structure out to the containing structure
+ * @ptr:    the pointer to the member.
+ * @type:   the type of the container struct this is embedded in.
+ * @member: the name of the member within the struct.
+ *
+ */
+#define container_of(ptr, type, member) ({          \
+	const typeof(((type *)0)->member)*__mptr = (ptr);    \
+		     (type *)((char *)__mptr - offsetof(type, member)); })
+
+/*
+ * Simple doubly linked list implementation.
+ *
+ * Some of the internal functions ("__xxx") are useful when
+ * manipulating whole lists rather than single entries, as
+ * sometimes we already know the next/prev entries and we can
+ * generate better code by using them directly rather than
+ * using the generic single-entry routines.
+ */
+
+struct list_head {
+	struct list_head *next, *prev;
+};
+
+#define LIST_HEAD_INIT(name) { &(name), &(name) }
+
+#define LIST_HEAD(name) \
+	struct list_head name = LIST_HEAD_INIT(name)
+
+static inline void INIT_LIST_HEAD(struct list_head *list)
+{
+	list->next = list;
+	list->prev = list;
+}
+
+/*
+ * Insert a new entry between two known consecutive entries.
+ *
+ * This is only for internal list manipulation where we know
+ * the prev/next entries already!
+ */
+#ifndef CONFIG_DEBUG_LIST
+static inline void __list_add(struct list_head *new,
+			      struct list_head *prev, struct list_head *next)
+{
+	next->prev = new;
+	new->next = next;
+	new->prev = prev;
+	prev->next = new;
+}
+#else
+extern void __list_add(struct list_head *new,
+		       struct list_head *prev, struct list_head *next);
+#endif
+
+/**
+ * list_add - add a new entry
+ * @new: new entry to be added
+ * @head: list head to add it after
+ *
+ * Insert a new entry after the specified head.
+ * This is good for implementing stacks.
+ */
+static inline void list_add(struct list_head *new, struct list_head *head)
+{
+	__list_add(new, head, head->next);
+}
+
+/**
+ * list_add_tail - add a new entry
+ * @new: new entry to be added
+ * @head: list head to add it before
+ *
+ * Insert a new entry before the specified head.
+ * This is useful for implementing queues.
+ */
+static inline void list_add_tail(struct list_head *new, struct list_head *head)
+{
+	__list_add(new, head->prev, head);
+}
+
+/*
+ * Delete a list entry by making the prev/next entries
+ * point to each other.
+ *
+ * This is only for internal list manipulation where we know
+ * the prev/next entries already!
+ */
+static inline void __list_del(struct list_head *prev, struct list_head *next)
+{
+	next->prev = prev;
+	prev->next = next;
+}
+
+/**
+ * list_del - deletes entry from list.
+ * @entry: the element to delete from the list.
+ * Note: list_empty() on entry does not return true after this, the entry is
+ * in an undefined state.
+ */
+#ifndef CONFIG_DEBUG_LIST
+static inline void list_del(struct list_head *entry)
+{
+	__list_del(entry->prev, entry->next);
+	entry->next = (void *)0xDEADBEEF;
+	entry->prev = (void *)0xBEEFDEAD;
+}
+#else
+extern void list_del(struct list_head *entry);
+#endif
+
+/**
+ * list_replace - replace old entry by new one
+ * @old : the element to be replaced
+ * @new : the new element to insert
+ *
+ * If @old was empty, it will be overwritten.
+ */
+static inline void list_replace(struct list_head *old, struct list_head *new)
+{
+	new->next = old->next;
+	new->next->prev = new;
+	new->prev = old->prev;
+	new->prev->next = new;
+}
+
+static inline void list_replace_init(struct list_head *old,
+				     struct list_head *new)
+{
+	list_replace(old, new);
+	INIT_LIST_HEAD(old);
+}
+
+/**
+ * list_del_init - deletes entry from list and reinitialize it.
+ * @entry: the element to delete from the list.
+ */
+static inline void list_del_init(struct list_head *entry)
+{
+	__list_del(entry->prev, entry->next);
+	INIT_LIST_HEAD(entry);
+}
+
+/**
+ * list_move - delete from one list and add as another's head
+ * @list: the entry to move
+ * @head: the head that will precede our entry
+ */
+static inline void list_move(struct list_head *list, struct list_head *head)
+{
+	__list_del(list->prev, list->next);
+	list_add(list, head);
+}
+
+/**
+ * list_move_tail - delete from one list and add as another's tail
+ * @list: the entry to move
+ * @head: the head that will follow our entry
+ */
+static inline void list_move_tail(struct list_head *list,
+				  struct list_head *head)
+{
+	__list_del(list->prev, list->next);
+	list_add_tail(list, head);
+}
+
+/**
+ * list_is_last - tests whether @list is the last entry in list @head
+ * @list: the entry to test
+ * @head: the head of the list
+ */
+static inline int list_is_last(const struct list_head *list,
+			       const struct list_head *head)
+{
+	return list->next == head;
+}
+
+/**
+ * list_empty - tests whether a list is empty
+ * @head: the list to test.
+ */
+static inline int list_empty(const struct list_head *head)
+{
+	return head->next == head;
+}
+
+/**
+ * list_empty_careful - tests whether a list is empty and not being modified
+ * @head: the list to test
+ *
+ * Description:
+ * tests whether a list is empty _and_ checks that no other CPU might be
+ * in the process of modifying either member (next or prev)
+ *
+ * NOTE: using list_empty_careful() without synchronization
+ * can only be safe if the only activity that can happen
+ * to the list entry is list_del_init(). Eg. it cannot be used
+ * if another CPU could re-list_add() it.
+ */
+static inline int list_empty_careful(const struct list_head *head)
+{
+	struct list_head *next = head->next;
+	return (next == head) && (next == head->prev);
+}
+
+/**
+ * list_is_singular - tests whether a list has just one entry.
+ * @head: the list to test.
+ */
+static inline int list_is_singular(const struct list_head *head)
+{
+	return !list_empty(head) && (head->next == head->prev);
+}
+
+static inline void __list_cut_position(struct list_head *list,
+				       struct list_head *head,
+				       struct list_head *entry)
+{
+	struct list_head *new_first = entry->next;
+	list->next = head->next;
+	list->next->prev = list;
+	list->prev = entry;
+	entry->next = list;
+	head->next = new_first;
+	new_first->prev = head;
+}
+
+/**
+ * list_cut_position - cut a list into two
+ * @list: a new list to add all removed entries
+ * @head: a list with entries
+ * @entry: an entry within head, could be the head itself
+ *	and if so we won't cut the list
+ *
+ * This helper moves the initial part of @head, up to and
+ * including @entry, from @head to @list. You should
+ * pass on @entry an element you know is on @head. @list
+ * should be an empty list or a list you do not care about
+ * losing its data.
+ *
+ */
+static inline void list_cut_position(struct list_head *list,
+				     struct list_head *head,
+				     struct list_head *entry)
+{
+	if (list_empty(head))
+		return;
+	if (list_is_singular(head) && (head->next != entry && head != entry))
+		return;
+	if (entry == head)
+		INIT_LIST_HEAD(list);
+	else
+		__list_cut_position(list, head, entry);
+}
+
+static inline void __list_splice(const struct list_head *list,
+				 struct list_head *prev, struct list_head *next)
+{
+	struct list_head *first = list->next;
+	struct list_head *last = list->prev;
+
+	first->prev = prev;
+	prev->next = first;
+
+	last->next = next;
+	next->prev = last;
+}
+
+/**
+ * list_splice - join two lists, this is designed for stacks
+ * @list: the new list to add.
+ * @head: the place to add it in the first list.
+ */
+static inline void list_splice(const struct list_head *list,
+			       struct list_head *head)
+{
+	if (!list_empty(list))
+		__list_splice(list, head, head->next);
+}
+
+/**
+ * list_splice_tail - join two lists, each list being a queue
+ * @list: the new list to add.
+ * @head: the place to add it in the first list.
+ */
+static inline void list_splice_tail(struct list_head *list,
+				    struct list_head *head)
+{
+	if (!list_empty(list))
+		__list_splice(list, head->prev, head);
+}
+
+/**
+ * list_splice_init - join two lists and reinitialise the emptied list.
+ * @list: the new list to add.
+ * @head: the place to add it in the first list.
+ *
+ * The list at @list is reinitialised
+ */
+static inline void list_splice_init(struct list_head *list,
+				    struct list_head *head)
+{
+	if (!list_empty(list)) {
+		__list_splice(list, head, head->next);
+		INIT_LIST_HEAD(list);
+	}
+}
+
+/**
+ * list_splice_tail_init - join two lists and reinitialise the emptied list
+ * @list: the new list to add.
+ * @head: the place to add it in the first list.
+ *
+ * Each of the lists is a queue.
+ * The list at @list is reinitialised
+ */
+static inline void list_splice_tail_init(struct list_head *list,
+					 struct list_head *head)
+{
+	if (!list_empty(list)) {
+		__list_splice(list, head->prev, head);
+		INIT_LIST_HEAD(list);
+	}
+}
+
+/**
+ * list_entry - get the struct for this entry
+ * @ptr:	the &struct list_head pointer.
+ * @type:	the type of the struct this is embedded in.
+ * @member:	the name of the list_struct within the struct.
+ */
+#define list_entry(ptr, type, member) \
+	container_of(ptr, type, member)
+
+/**
+ * list_first_entry - get the first element from a list
+ * @ptr:	the list head to take the element from.
+ * @type:	the type of the struct this is embedded in.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Note, that list is expected to be not empty.
+ */
+#define list_first_entry(ptr, type, member) \
+	list_entry((ptr)->next, type, member)
+
+/**
+ * list_for_each	-	iterate over a list
+ * @pos:	the &struct list_head to use as a loop cursor.
+ * @head:	the head for your list.
+ */
+#define list_for_each(pos, head) \
+	for (pos = (head)->next; prefetch(pos->next), pos != (head); \
+		pos = pos->next)
+
+/**
+ * __list_for_each	-	iterate over a list
+ * @pos:	the &struct list_head to use as a loop cursor.
+ * @head:	the head for your list.
+ *
+ * This variant differs from list_for_each() in that it's the
+ * simplest possible list iteration code, no prefetching is done.
+ * Use this for code that knows the list to be very short (empty
+ * or 1 entry) most of the time.
+ */
+#define __list_for_each(pos, head) \
+	for (pos = (head)->next; pos != (head); pos = pos->next)
+
+/**
+ * list_for_each_prev	-	iterate over a list backwards
+ * @pos:	the &struct list_head to use as a loop cursor.
+ * @head:	the head for your list.
+ */
+#define list_for_each_prev(pos, head) \
+	for (pos = (head)->prev; prefetch(pos->prev), pos != (head); \
+		pos = pos->prev)
+
+/**
+ * list_for_each_safe - iterate over a list safe against removal of list entry
+ * @pos:	the &struct list_head to use as a loop cursor.
+ * @n:		another &struct list_head to use as temporary storage
+ * @head:	the head for your list.
+ */
+#define list_for_each_safe(pos, n, head) \
+	for (pos = (head)->next, n = pos->next; pos != (head); \
+		pos = n, n = pos->next)
+
+/**
+ * list_for_each_prev_safe - iterate over a list backwards safe against removal of list entry
+ * @pos:	the &struct list_head to use as a loop cursor.
+ * @n:		another &struct list_head to use as temporary storage
+ * @head:	the head for your list.
+ */
+#define list_for_each_prev_safe(pos, n, head) \
+	for (pos = (head)->prev, n = pos->prev; \
+	     prefetch(pos->prev), pos != (head); \
+	     pos = n, n = pos->prev)
+
+/**
+ * list_for_each_entry	-	iterate over list of given type
+ * @pos:	the type * to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ */
+#define list_for_each_entry(pos, head, member)				\
+	for (pos = list_entry((head)->next, typeof(*pos), member);	\
+	     &pos->member != (head); 	\
+	     pos = list_entry(pos->member.next, typeof(*pos), member))
+
+/**
+ * list_for_each_entry_reverse - iterate backwards over list of given type.
+ * @pos:	the type * to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ */
+#define list_for_each_entry_reverse(pos, head, member)			\
+	for (pos = list_entry((head)->prev, typeof(*pos), member);	\
+	     prefetch(pos->member.prev), &pos->member != (head); 	\
+	     pos = list_entry(pos->member.prev, typeof(*pos), member))
+
+/**
+ * list_prepare_entry - prepare a pos entry for use in list_for_each_entry_continue()
+ * @pos:	the type * to use as a start point
+ * @head:	the head of the list
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Prepares a pos entry for use as a start point in list_for_each_entry_continue().
+ */
+#define list_prepare_entry(pos, head, member) \
+	((pos) ? : list_entry(head, typeof(*pos), member))
+
+/**
+ * list_for_each_entry_continue - continue iteration over list of given type
+ * @pos:	the type * to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Continue to iterate over list of given type, continuing after
+ * the current position.
+ */
+#define list_for_each_entry_continue(pos, head, member) 		\
+	for (pos = list_entry(pos->member.next, typeof(*pos), member);	\
+	     prefetch(pos->member.next), &pos->member != (head);	\
+	     pos = list_entry(pos->member.next, typeof(*pos), member))
+
+/**
+ * list_for_each_entry_continue_reverse - iterate backwards from the given point
+ * @pos:	the type * to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Start to iterate over list of given type backwards, continuing after
+ * the current position.
+ */
+#define list_for_each_entry_continue_reverse(pos, head, member)		\
+	for (pos = list_entry(pos->member.prev, typeof(*pos), member);	\
+	     prefetch(pos->member.prev), &pos->member != (head);	\
+	     pos = list_entry(pos->member.prev, typeof(*pos), member))
+
+/**
+ * list_for_each_entry_from - iterate over list of given type from the current point
+ * @pos:	the type * to use as a loop cursor.
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Iterate over list of given type, continuing from current position.
+ */
+#define list_for_each_entry_from(pos, head, member) 			\
+	for (; prefetch(pos->member.next), &pos->member != (head);	\
+	     pos = list_entry(pos->member.next, typeof(*pos), member))
+
+/**
+ * list_for_each_entry_safe - iterate over list of given type safe against removal of list entry
+ * @pos:	the type * to use as a loop cursor.
+ * @n:		another type * to use as temporary storage
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ */
+#define list_for_each_entry_safe(pos, n, head, member)			\
+	for (pos = list_entry((head)->next, typeof(*pos), member),	\
+		n = list_entry(pos->member.next, typeof(*pos), member);	\
+	     &pos->member != (head); 					\
+	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
+
+/**
+ * list_for_each_entry_safe_continue
+ * @pos:	the type * to use as a loop cursor.
+ * @n:		another type * to use as temporary storage
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Iterate over list of given type, continuing after current point,
+ * safe against removal of list entry.
+ */
+#define list_for_each_entry_safe_continue(pos, n, head, member) 		\
+	for (pos = list_entry(pos->member.next, typeof(*pos), member), 		\
+		n = list_entry(pos->member.next, typeof(*pos), member);		\
+	     &pos->member != (head);						\
+	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
+
+/**
+ * list_for_each_entry_safe_from
+ * @pos:	the type * to use as a loop cursor.
+ * @n:		another type * to use as temporary storage
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Iterate over list of given type from current point, safe against
+ * removal of list entry.
+ */
+#define list_for_each_entry_safe_from(pos, n, head, member) 			\
+	for (n = list_entry(pos->member.next, typeof(*pos), member);		\
+	     &pos->member != (head);						\
+	     pos = n, n = list_entry(n->member.next, typeof(*n), member))
+
+/**
+ * list_for_each_entry_safe_reverse
+ * @pos:	the type * to use as a loop cursor.
+ * @n:		another type * to use as temporary storage
+ * @head:	the head for your list.
+ * @member:	the name of the list_struct within the struct.
+ *
+ * Iterate backwards over list of given type, safe against removal
+ * of list entry.
+ */
+#define list_for_each_entry_safe_reverse(pos, n, head, member)		\
+	for (pos = list_entry((head)->prev, typeof(*pos), member),	\
+		n = list_entry(pos->member.prev, typeof(*pos), member);	\
+	     &pos->member != (head); 					\
+	     pos = n, n = list_entry(n->member.prev, typeof(*n), member))
+
+struct offset {
+	struct list_head list;
+	unsigned offset;
+};
+
+struct table {
+	struct list_head offsets;
+	unsigned offset_max;
+	unsigned nentry;
+	unsigned *table;
+	char *gpu_prefix;
+};
+
+static struct offset *offset_new(unsigned o)
+{
+	struct offset *offset;
+
+	offset = (struct offset *)malloc(sizeof(struct offset));
+	if (offset) {
+		INIT_LIST_HEAD(&offset->list);
+		offset->offset = o;
+	}
+	return offset;
+}
+
+static void table_offset_add(struct table *t, struct offset *offset)
+{
+	list_add_tail(&offset->list, &t->offsets);
+}
+
+static void table_init(struct table *t)
+{
+	INIT_LIST_HEAD(&t->offsets);
+	t->offset_max = 0;
+	t->nentry = 0;
+	t->table = NULL;
+}
+
+static void table_print(struct table *t)
+{
+	unsigned nlloop, i, j, n, c, id;
+
+	nlloop = (t->nentry + 3) / 4;
+	c = t->nentry;
+	printf("static const unsigned %s_reg_safe_bm[%d] = {\n", t->gpu_prefix,
+	       t->nentry);
+	for (i = 0, id = 0; i < nlloop; i++) {
+		n = 4;
+		if (n > c)
+			n = c;
+		c -= n;
+		for (j = 0; j < n; j++) {
+			if (j == 0)
+				printf("\t");
+			else
+				printf(" ");
+			printf("0x%08X,", t->table[id++]);
+		}
+		printf("\n");
+	}
+	printf("};\n");
+}
+
+static int table_build(struct table *t)
+{
+	struct offset *offset;
+	unsigned i, m;
+
+	t->nentry = ((t->offset_max >> 2) + 31) / 32;
+	t->table = (unsigned *)malloc(sizeof(unsigned) * t->nentry);
+	if (t->table == NULL)
+		return -1;
+	memset(t->table, 0xff, sizeof(unsigned) * t->nentry);
+	list_for_each_entry(offset, &t->offsets, list) {
+		i = (offset->offset >> 2) / 32;
+		m = (offset->offset >> 2) & 31;
+		m = 1 << m;
+		t->table[i] ^= m;
+	}
+	return 0;
+}
+
+static char gpu_name[10];
+static int parser_auth(struct table *t, const char *filename)
+{
+	FILE *file;
+	regex_t mask_rex;
+	regmatch_t match[4];
+	char buf[1024];
+	size_t end;
+	int len;
+	int done = 0;
+	int r;
+	unsigned o;
+	struct offset *offset;
+	char last_reg_s[10];
+	int last_reg;
+
+	if (regcomp
+	    (&mask_rex, "(0x[0-9a-fA-F]*) *([_a-zA-Z0-9]*)", REG_EXTENDED)) {
+		fprintf(stderr, "Failed to compile regular expression\n");
+		return -1;
+	}
+	file = fopen(filename, "r");
+	if (file == NULL) {
+		fprintf(stderr, "Failed to open: %s\n", filename);
+		return -1;
+	}
+	fseek(file, 0, SEEK_END);
+	end = ftell(file);
+	fseek(file, 0, SEEK_SET);
+
+	/* get header */
+	if (fgets(buf, 1024, file) == NULL)
+		return -1;
+
+	/* first line will contain the last register
+	 * and gpu name */
+	sscanf(buf, "%s %s", gpu_name, last_reg_s);
+	t->gpu_prefix = gpu_name;
+	last_reg = strtol(last_reg_s, NULL, 16);
+
+	do {
+		if (fgets(buf, 1024, file) == NULL)
+			return -1;
+		len = strlen(buf);
+		if (ftell(file) == end)
+			done = 1;
+		if (len) {
+			r = regexec(&mask_rex, buf, 4, match, 0);
+			if (r == REG_NOMATCH) {
+			} else if (r) {
+				fprintf(stderr,
+					"Error matching regular expression %d in %s\n",
+					r, filename);
+				return -1;
+			} else {
+				buf[match[0].rm_eo] = 0;
+				buf[match[1].rm_eo] = 0;
+				buf[match[2].rm_eo] = 0;
+				o = strtol(&buf[match[1].rm_so], NULL, 16);
+				offset = offset_new(o);
+				table_offset_add(t, offset);
+				if (o > t->offset_max)
+					t->offset_max = o;
+			}
+		}
+	} while (!done);
+	fclose(file);
+	if (t->offset_max < last_reg)
+		t->offset_max = last_reg;
+	return table_build(t);
+}
+
+int main(int argc, char *argv[])
+{
+	struct table t;
+
+	if (argc != 2) {
+		fprintf(stderr, "Usage: %s <authfile>\n", argv[0]);
+		exit(1);
+	}
+	table_init(&t);
+	if (parser_auth(&t, argv[1])) {
+		fprintf(stderr, "Failed to parse file %s\n", argv[1]);
+		return -1;
+	}
+	table_print(&t);
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/r100.c b/drivers/gpu/drm/radeon/r100.c
index 68e728e8be4d..c9e93eabcf16 100644
--- a/drivers/gpu/drm/radeon/r100.c
+++ b/drivers/gpu/drm/radeon/r100.c
@@ -29,23 +29,41 @@
 #include "drmP.h"
 #include "drm.h"
 #include "radeon_drm.h"
-#include "radeon_microcode.h"
 #include "radeon_reg.h"
 #include "radeon.h"
+#include "r100d.h"
+#include "rs100d.h"
+#include "rv200d.h"
+#include "rv250d.h"
+
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+
+#include "r100_reg_safe.h"
+#include "rn50_reg_safe.h"
+
+/* Firmware Names */
+#define FIRMWARE_R100		"radeon/R100_cp.bin"
+#define FIRMWARE_R200		"radeon/R200_cp.bin"
+#define FIRMWARE_R300		"radeon/R300_cp.bin"
+#define FIRMWARE_R420		"radeon/R420_cp.bin"
+#define FIRMWARE_RS690		"radeon/RS690_cp.bin"
+#define FIRMWARE_RS600		"radeon/RS600_cp.bin"
+#define FIRMWARE_R520		"radeon/R520_cp.bin"
+
+MODULE_FIRMWARE(FIRMWARE_R100);
+MODULE_FIRMWARE(FIRMWARE_R200);
+MODULE_FIRMWARE(FIRMWARE_R300);
+MODULE_FIRMWARE(FIRMWARE_R420);
+MODULE_FIRMWARE(FIRMWARE_RS690);
+MODULE_FIRMWARE(FIRMWARE_RS600);
+MODULE_FIRMWARE(FIRMWARE_R520);
+
+#include "r100_track.h"
 
 /* This files gather functions specifics to:
  * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
- *
- * Some of these functions might be used by newer ASICs.
  */
-void r100_hdp_reset(struct radeon_device *rdev);
-void r100_gpu_init(struct radeon_device *rdev);
-int r100_gui_wait_for_idle(struct radeon_device *rdev);
-int r100_mc_wait_for_idle(struct radeon_device *rdev);
-void r100_gpu_wait_for_vsync(struct radeon_device *rdev);
-void r100_gpu_wait_for_vsync2(struct radeon_device *rdev);
-int r100_debugfs_mc_info_init(struct radeon_device *rdev);
-
 
 /*
  * PCI GART
@@ -58,23 +76,28 @@ void r100_pci_gart_tlb_flush(struct radeon_device *rdev)
 	 * could end up in wrong address. */
 }
 
-int r100_pci_gart_enable(struct radeon_device *rdev)
+int r100_pci_gart_init(struct radeon_device *rdev)
 {
-	uint32_t tmp;
 	int r;
 
+	if (rdev->gart.table.ram.ptr) {
+		WARN(1, "R100 PCI GART already initialized.\n");
+		return 0;
+	}
 	/* Initialize common gart structure */
 	r = radeon_gart_init(rdev);
-	if (r) {
+	if (r)
 		return r;
-	}
-	if (rdev->gart.table.ram.ptr == NULL) {
-		rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
-		r = radeon_gart_table_ram_alloc(rdev);
-		if (r) {
-			return r;
-		}
-	}
+	rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
+	rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush;
+	rdev->asic->gart_set_page = &r100_pci_gart_set_page;
+	return radeon_gart_table_ram_alloc(rdev);
+}
+
+int r100_pci_gart_enable(struct radeon_device *rdev)
+{
+	uint32_t tmp;
+
 	/* discard memory request outside of configured range */
 	tmp = RREG32(RADEON_AIC_CNTL) | RADEON_DIS_OUT_OF_PCI_GART_ACCESS;
 	WREG32(RADEON_AIC_CNTL, tmp);
@@ -114,148 +137,13 @@ int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 	return 0;
 }
 
-int r100_gart_enable(struct radeon_device *rdev)
-{
-	if (rdev->flags & RADEON_IS_AGP) {
-		r100_pci_gart_disable(rdev);
-		return 0;
-	}
-	return r100_pci_gart_enable(rdev);
-}
-
-
-/*
- * MC
- */
-void r100_mc_disable_clients(struct radeon_device *rdev)
-{
-	uint32_t ov0_scale_cntl, crtc_ext_cntl, crtc_gen_cntl, crtc2_gen_cntl;
-
-	/* FIXME: is this function correct for rs100,rs200,rs300 ? */
-	if (r100_gui_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait GUI idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-
-	/* stop display and memory access */
-	ov0_scale_cntl = RREG32(RADEON_OV0_SCALE_CNTL);
-	WREG32(RADEON_OV0_SCALE_CNTL, ov0_scale_cntl & ~RADEON_SCALER_ENABLE);
-	crtc_ext_cntl = RREG32(RADEON_CRTC_EXT_CNTL);
-	WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl | RADEON_CRTC_DISPLAY_DIS);
-	crtc_gen_cntl = RREG32(RADEON_CRTC_GEN_CNTL);
-
-	r100_gpu_wait_for_vsync(rdev);
-
-	WREG32(RADEON_CRTC_GEN_CNTL,
-	       (crtc_gen_cntl & ~(RADEON_CRTC_CUR_EN | RADEON_CRTC_ICON_EN)) |
-	       RADEON_CRTC_DISP_REQ_EN_B | RADEON_CRTC_EXT_DISP_EN);
-
-	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
-		crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
-
-		r100_gpu_wait_for_vsync2(rdev);
-		WREG32(RADEON_CRTC2_GEN_CNTL,
-		       (crtc2_gen_cntl &
-		        ~(RADEON_CRTC2_CUR_EN | RADEON_CRTC2_ICON_EN)) |
-		       RADEON_CRTC2_DISP_REQ_EN_B);
-	}
-
-	udelay(500);
-}
-
-void r100_mc_setup(struct radeon_device *rdev)
-{
-	uint32_t tmp;
-	int r;
-
-	r = r100_debugfs_mc_info_init(rdev);
-	if (r) {
-		DRM_ERROR("Failed to register debugfs file for R100 MC !\n");
-	}
-	/* Write VRAM size in case we are limiting it */
-	WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
-	/* Novell bug 204882 for RN50/M6/M7 with 8/16/32MB VRAM,
-	 * if the aperture is 64MB but we have 32MB VRAM
-	 * we report only 32MB VRAM but we have to set MC_FB_LOCATION
-	 * to 64MB, otherwise the gpu accidentially dies */
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(RADEON_MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(RADEON_MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32(RADEON_MC_FB_LOCATION, tmp);
-
-	/* Enable bus mastering */
-	tmp = RREG32(RADEON_BUS_CNTL) & ~RADEON_BUS_MASTER_DIS;
-	WREG32(RADEON_BUS_CNTL, tmp);
-
-	if (rdev->flags & RADEON_IS_AGP) {
-		tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-		tmp = REG_SET(RADEON_MC_AGP_TOP, tmp >> 16);
-		tmp |= REG_SET(RADEON_MC_AGP_START, rdev->mc.gtt_location >> 16);
-		WREG32(RADEON_MC_AGP_LOCATION, tmp);
-		WREG32(RADEON_AGP_BASE, rdev->mc.agp_base);
-	} else {
-		WREG32(RADEON_MC_AGP_LOCATION, 0x0FFFFFFF);
-		WREG32(RADEON_AGP_BASE, 0);
-	}
-
-	tmp = RREG32(RADEON_HOST_PATH_CNTL) & RADEON_HDP_APER_CNTL;
-	tmp |= (7 << 28);
-	WREG32(RADEON_HOST_PATH_CNTL, tmp | RADEON_HDP_SOFT_RESET | RADEON_HDP_READ_BUFFER_INVALIDATE);
-	(void)RREG32(RADEON_HOST_PATH_CNTL);
-	WREG32(RADEON_HOST_PATH_CNTL, tmp);
-	(void)RREG32(RADEON_HOST_PATH_CNTL);
-}
-
-int r100_mc_init(struct radeon_device *rdev)
-{
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-
-	r100_gpu_init(rdev);
-	/* Disable gart which also disable out of gart access */
-	r100_pci_gart_disable(rdev);
-
-	/* Setup GPU memory space */
-	rdev->mc.gtt_location = 0xFFFFFFFFUL;
-	if (rdev->flags & RADEON_IS_AGP) {
-		r = radeon_agp_init(rdev);
-		if (r) {
-			printk(KERN_WARNING "[drm] Disabling AGP\n");
-			rdev->flags &= ~RADEON_IS_AGP;
-			rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
-		} else {
-			rdev->mc.gtt_location = rdev->mc.agp_base;
-		}
-	}
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	r100_mc_disable_clients(rdev);
-	if (r100_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-
-	r100_mc_setup(rdev);
-	return 0;
-}
-
-void r100_mc_fini(struct radeon_device *rdev)
+void r100_pci_gart_fini(struct radeon_device *rdev)
 {
 	r100_pci_gart_disable(rdev);
 	radeon_gart_table_ram_free(rdev);
 	radeon_gart_fini(rdev);
 }
 
-
-/*
- * Interrupts
- */
 int r100_irq_set(struct radeon_device *rdev)
 {
 	uint32_t tmp = 0;
@@ -273,6 +161,17 @@ int r100_irq_set(struct radeon_device *rdev)
 	return 0;
 }
 
+void r100_irq_disable(struct radeon_device *rdev)
+{
+	u32 tmp;
+
+	WREG32(R_000040_GEN_INT_CNTL, 0);
+	/* Wait and acknowledge irq */
+	mdelay(1);
+	tmp = RREG32(R_000044_GEN_INT_STATUS);
+	WREG32(R_000044_GEN_INT_STATUS, tmp);
+}
+
 static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
 {
 	uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
@@ -287,12 +186,15 @@ static inline uint32_t r100_irq_ack(struct radeon_device *rdev)
 
 int r100_irq_process(struct radeon_device *rdev)
 {
-	uint32_t status;
+	uint32_t status, msi_rearm;
 
 	status = r100_irq_ack(rdev);
 	if (!status) {
 		return IRQ_NONE;
 	}
+	if (rdev->shutdown) {
+		return IRQ_NONE;
+	}
 	while (status) {
 		/* SW interrupt */
 		if (status & RADEON_SW_INT_TEST) {
@@ -307,6 +209,21 @@ int r100_irq_process(struct radeon_device *rdev)
 		}
 		status = r100_irq_ack(rdev);
 	}
+	if (rdev->msi_enabled) {
+		switch (rdev->family) {
+		case CHIP_RS400:
+		case CHIP_RS480:
+			msi_rearm = RREG32(RADEON_AIC_CNTL) & ~RS400_MSI_REARM;
+			WREG32(RADEON_AIC_CNTL, msi_rearm);
+			WREG32(RADEON_AIC_CNTL, msi_rearm | RS400_MSI_REARM);
+			break;
+		default:
+			msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN;
+			WREG32(RADEON_MSI_REARM_EN, msi_rearm);
+			WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN);
+			break;
+		}
+	}
 	return IRQ_HANDLED;
 }
 
@@ -318,10 +235,6 @@ u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc)
 		return RREG32(RADEON_CRTC2_CRNT_FRAME);
 }
 
-
-/*
- * Fence emission
- */
 void r100_fence_ring_emit(struct radeon_device *rdev,
 			  struct radeon_fence *fence)
 {
@@ -337,16 +250,12 @@ void r100_fence_ring_emit(struct radeon_device *rdev,
 	radeon_ring_write(rdev, RADEON_SW_INT_FIRE);
 }
 
-
-/*
- * Writeback
- */
 int r100_wb_init(struct radeon_device *rdev)
 {
 	int r;
 
 	if (rdev->wb.wb_obj == NULL) {
-		r = radeon_object_create(rdev, NULL, 4096,
+		r = radeon_object_create(rdev, NULL, RADEON_GPU_PAGE_SIZE,
 					 true,
 					 RADEON_GEM_DOMAIN_GTT,
 					 false, &rdev->wb.wb_obj);
@@ -367,14 +276,21 @@ int r100_wb_init(struct radeon_device *rdev)
 			return r;
 		}
 	}
-	WREG32(0x774, rdev->wb.gpu_addr);
-	WREG32(0x70C, rdev->wb.gpu_addr + 1024);
-	WREG32(0x770, 0xff);
+	WREG32(R_000774_SCRATCH_ADDR, rdev->wb.gpu_addr);
+	WREG32(R_00070C_CP_RB_RPTR_ADDR,
+		S_00070C_RB_RPTR_ADDR((rdev->wb.gpu_addr + 1024) >> 2));
+	WREG32(R_000770_SCRATCH_UMSK, 0xff);
 	return 0;
 }
 
+void r100_wb_disable(struct radeon_device *rdev)
+{
+	WREG32(R_000770_SCRATCH_UMSK, 0);
+}
+
 void r100_wb_fini(struct radeon_device *rdev)
 {
+	r100_wb_disable(rdev);
 	if (rdev->wb.wb_obj) {
 		radeon_object_kunmap(rdev->wb.wb_obj);
 		radeon_object_unpin(rdev->wb.wb_obj);
@@ -457,10 +373,21 @@ int r100_copy_blit(struct radeon_device *rdev,
 	return r;
 }
 
+static int r100_cp_wait_for_idle(struct radeon_device *rdev)
+{
+	unsigned i;
+	u32 tmp;
+
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		tmp = RREG32(R_000E40_RBBM_STATUS);
+		if (!G_000E40_CP_CMDSTRM_BUSY(tmp)) {
+			return 0;
+		}
+		udelay(1);
+	}
+	return -1;
+}
 
-/*
- * CP
- */
 void r100_ring_start(struct radeon_device *rdev)
 {
 	int r;
@@ -478,33 +405,33 @@ void r100_ring_start(struct radeon_device *rdev)
 	radeon_ring_unlock_commit(rdev);
 }
 
-static void r100_cp_load_microcode(struct radeon_device *rdev)
+
+/* Load the microcode for the CP */
+static int r100_cp_init_microcode(struct radeon_device *rdev)
 {
-	int i;
+	struct platform_device *pdev;
+	const char *fw_name = NULL;
+	int err;
 
-	if (r100_gui_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait GUI idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
+	DRM_DEBUG("\n");
 
-	WREG32(RADEON_CP_ME_RAM_ADDR, 0);
+	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
+	err = IS_ERR(pdev);
+	if (err) {
+		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
+		return -EINVAL;
+	}
 	if ((rdev->family == CHIP_R100) || (rdev->family == CHIP_RV100) ||
 	    (rdev->family == CHIP_RV200) || (rdev->family == CHIP_RS100) ||
 	    (rdev->family == CHIP_RS200)) {
 		DRM_INFO("Loading R100 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, R100_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, R100_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R100;
 	} else if ((rdev->family == CHIP_R200) ||
 		   (rdev->family == CHIP_RV250) ||
 		   (rdev->family == CHIP_RV280) ||
 		   (rdev->family == CHIP_RS300)) {
 		DRM_INFO("Loading R200 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, R200_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, R200_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R200;
 	} else if ((rdev->family == CHIP_R300) ||
 		   (rdev->family == CHIP_R350) ||
 		   (rdev->family == CHIP_RV350) ||
@@ -512,31 +439,19 @@ static void r100_cp_load_microcode(struct radeon_device *rdev)
 		   (rdev->family == CHIP_RS400) ||
 		   (rdev->family == CHIP_RS480)) {
 		DRM_INFO("Loading R300 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, R300_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, R300_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R300;
 	} else if ((rdev->family == CHIP_R420) ||
 		   (rdev->family == CHIP_R423) ||
 		   (rdev->family == CHIP_RV410)) {
 		DRM_INFO("Loading R400 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, R420_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, R420_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R420;
 	} else if ((rdev->family == CHIP_RS690) ||
 		   (rdev->family == CHIP_RS740)) {
 		DRM_INFO("Loading RS690/RS740 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, RS690_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, RS690_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_RS690;
 	} else if (rdev->family == CHIP_RS600) {
 		DRM_INFO("Loading RS600 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, RS600_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, RS600_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_RS600;
 	} else if ((rdev->family == CHIP_RV515) ||
 		   (rdev->family == CHIP_R520) ||
 		   (rdev->family == CHIP_RV530) ||
@@ -544,9 +459,44 @@ static void r100_cp_load_microcode(struct radeon_device *rdev)
 		   (rdev->family == CHIP_RV560) ||
 		   (rdev->family == CHIP_RV570)) {
 		DRM_INFO("Loading R500 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			WREG32(RADEON_CP_ME_RAM_DATAH, R520_cp_microcode[i][1]);
-			WREG32(RADEON_CP_ME_RAM_DATAL, R520_cp_microcode[i][0]);
+		fw_name = FIRMWARE_R520;
+	}
+
+	err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+	platform_device_unregister(pdev);
+	if (err) {
+		printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n",
+		       fw_name);
+	} else if (rdev->me_fw->size % 8) {
+		printk(KERN_ERR
+		       "radeon_cp: Bogus length %zu in firmware \"%s\"\n",
+		       rdev->me_fw->size, fw_name);
+		err = -EINVAL;
+		release_firmware(rdev->me_fw);
+		rdev->me_fw = NULL;
+	}
+	return err;
+}
+
+static void r100_cp_load_microcode(struct radeon_device *rdev)
+{
+	const __be32 *fw_data;
+	int i, size;
+
+	if (r100_gui_wait_for_idle(rdev)) {
+		printk(KERN_WARNING "Failed to wait GUI idle while "
+		       "programming pipes. Bad things might happen.\n");
+	}
+
+	if (rdev->me_fw) {
+		size = rdev->me_fw->size / 4;
+		fw_data = (const __be32 *)&rdev->me_fw->data[0];
+		WREG32(RADEON_CP_ME_RAM_ADDR, 0);
+		for (i = 0; i < size; i += 2) {
+			WREG32(RADEON_CP_ME_RAM_DATAH,
+			       be32_to_cpup(&fw_data[i]));
+			WREG32(RADEON_CP_ME_RAM_DATAL,
+			       be32_to_cpup(&fw_data[i + 1]));
 		}
 	}
 }
@@ -585,6 +535,15 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
 	} else {
 		DRM_INFO("radeon: cp idle (0x%08X)\n", tmp);
 	}
+
+	if (!rdev->me_fw) {
+		r = r100_cp_init_microcode(rdev);
+		if (r) {
+			DRM_ERROR("Failed to load firmware!\n");
+			return r;
+		}
+	}
+
 	/* Align ring size */
 	rb_bufsz = drm_order(ring_size / 8);
 	ring_size = (1 << (rb_bufsz + 1)) * 4;
@@ -619,19 +578,19 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
 	indirect1_start = 16;
 	/* cp setup */
 	WREG32(0x718, pre_write_timer | (pre_write_limit << 28));
-	WREG32(RADEON_CP_RB_CNTL,
-#ifdef __BIG_ENDIAN
-	       RADEON_BUF_SWAP_32BIT |
-#endif
-	       REG_SET(RADEON_RB_BUFSZ, rb_bufsz) |
+	tmp = (REG_SET(RADEON_RB_BUFSZ, rb_bufsz) |
 	       REG_SET(RADEON_RB_BLKSZ, rb_blksz) |
 	       REG_SET(RADEON_MAX_FETCH, max_fetch) |
 	       RADEON_RB_NO_UPDATE);
+#ifdef __BIG_ENDIAN
+	tmp |= RADEON_BUF_SWAP_32BIT;
+#endif
+	WREG32(RADEON_CP_RB_CNTL, tmp);
+
 	/* Set ring address */
 	DRM_INFO("radeon: ring at 0x%016lX\n", (unsigned long)rdev->cp.gpu_addr);
 	WREG32(RADEON_CP_RB_BASE, rdev->cp.gpu_addr);
 	/* Force read & write ptr to 0 */
-	tmp = RREG32(RADEON_CP_RB_CNTL);
 	WREG32(RADEON_CP_RB_CNTL, tmp | RADEON_RB_RPTR_WR_ENA);
 	WREG32(RADEON_CP_RB_RPTR_WR, 0);
 	WREG32(RADEON_CP_RB_WPTR, 0);
@@ -658,9 +617,11 @@ int r100_cp_init(struct radeon_device *rdev, unsigned ring_size)
 
 void r100_cp_fini(struct radeon_device *rdev)
 {
+	if (r100_cp_wait_for_idle(rdev)) {
+		DRM_ERROR("Wait for CP idle timeout, shutting down CP.\n");
+	}
 	/* Disable ring */
-	rdev->cp.ready = false;
-	WREG32(RADEON_CP_CSQ_CNTL, 0);
+	r100_cp_disable(rdev);
 	radeon_ring_fini(rdev);
 	DRM_INFO("radeon: cp finalized\n");
 }
@@ -710,6 +671,12 @@ int r100_cp_reset(struct radeon_device *rdev)
 	return -1;
 }
 
+void r100_cp_commit(struct radeon_device *rdev)
+{
+	WREG32(RADEON_CP_RB_WPTR, rdev->cp.wptr);
+	(void)RREG32(RADEON_CP_RB_WPTR);
+}
+
 
 /*
  * CS functions
@@ -762,13 +729,11 @@ int r100_cs_parse_packet0(struct radeon_cs_parser *p,
 void r100_cs_dump_packet(struct radeon_cs_parser *p,
 			 struct radeon_cs_packet *pkt)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	volatile uint32_t *ib;
 	unsigned i;
 	unsigned idx;
 
 	ib = p->ib->ptr;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
 	idx = pkt->idx;
 	for (i = 0; i <= (pkt->count + 1); i++, idx++) {
 		DRM_INFO("ib[%d]=0x%08X\n", idx, ib[idx]);
@@ -795,7 +760,7 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p,
 			  idx, ib_chunk->length_dw);
 		return -EINVAL;
 	}
-	header = ib_chunk->kdata[idx];
+	header = radeon_get_ib_value(p, idx);
 	pkt->idx = idx;
 	pkt->type = CP_PACKET_GET_TYPE(header);
 	pkt->count = CP_PACKET_GET_COUNT(header);
@@ -838,7 +803,6 @@ int r100_cs_packet_parse(struct radeon_cs_parser *p,
  */
 int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct drm_mode_object *obj;
 	struct drm_crtc *crtc;
 	struct radeon_crtc *radeon_crtc;
@@ -846,8 +810,9 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
 	int crtc_id;
 	int r;
 	uint32_t header, h_idx, reg;
+	volatile uint32_t *ib;
 
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
+	ib = p->ib->ptr;
 
 	/* parse the wait until */
 	r = r100_cs_packet_parse(p, &waitreloc, p->idx);
@@ -862,24 +827,24 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
 		return r;
 	}
 
-	if (ib_chunk->kdata[waitreloc.idx + 1] != RADEON_WAIT_CRTC_VLINE) {
+	if (radeon_get_ib_value(p, waitreloc.idx + 1) != RADEON_WAIT_CRTC_VLINE) {
 		DRM_ERROR("vline wait had illegal wait until\n");
 		r = -EINVAL;
 		return r;
 	}
 
 	/* jump over the NOP */
-	r = r100_cs_packet_parse(p, &p3reloc, p->idx);
+	r = r100_cs_packet_parse(p, &p3reloc, p->idx + waitreloc.count + 2);
 	if (r)
 		return r;
 
 	h_idx = p->idx - 2;
-	p->idx += waitreloc.count;
-	p->idx += p3reloc.count;
+	p->idx += waitreloc.count + 2;
+	p->idx += p3reloc.count + 2;
 
-	header = ib_chunk->kdata[h_idx];
-	crtc_id = ib_chunk->kdata[h_idx + 5];
-	reg = ib_chunk->kdata[h_idx] >> 2;
+	header = radeon_get_ib_value(p, h_idx);
+	crtc_id = radeon_get_ib_value(p, h_idx + 5);
+	reg = CP_PACKET0_GET_REG(header);
 	mutex_lock(&p->rdev->ddev->mode_config.mutex);
 	obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC);
 	if (!obj) {
@@ -893,16 +858,16 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
 
 	if (!crtc->enabled) {
 		/* if the CRTC isn't enabled - we need to nop out the wait until */
-		ib_chunk->kdata[h_idx + 2] = PACKET2(0);
-		ib_chunk->kdata[h_idx + 3] = PACKET2(0);
+		ib[h_idx + 2] = PACKET2(0);
+		ib[h_idx + 3] = PACKET2(0);
 	} else if (crtc_id == 1) {
 		switch (reg) {
 		case AVIVO_D1MODE_VLINE_START_END:
-			header &= R300_CP_PACKET0_REG_MASK;
+			header &= ~R300_CP_PACKET0_REG_MASK;
 			header |= AVIVO_D2MODE_VLINE_START_END >> 2;
 			break;
 		case RADEON_CRTC_GUI_TRIG_VLINE:
-			header &= R300_CP_PACKET0_REG_MASK;
+			header &= ~R300_CP_PACKET0_REG_MASK;
 			header |= RADEON_CRTC2_GUI_TRIG_VLINE >> 2;
 			break;
 		default:
@@ -910,8 +875,8 @@ int r100_cs_packet_parse_vline(struct radeon_cs_parser *p)
 			r = -EINVAL;
 			goto out;
 		}
-		ib_chunk->kdata[h_idx] = header;
-		ib_chunk->kdata[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1;
+		ib[h_idx] = header;
+		ib[h_idx + 3] |= RADEON_ENG_DISPLAY_SELECT_CRTC1;
 	}
 out:
 	mutex_unlock(&p->rdev->ddev->mode_config.mutex);
@@ -932,7 +897,6 @@ out:
 int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
 			      struct radeon_cs_reloc **cs_reloc)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct radeon_cs_chunk *relocs_chunk;
 	struct radeon_cs_packet p3reloc;
 	unsigned idx;
@@ -943,7 +907,6 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
 		return -EINVAL;
 	}
 	*cs_reloc = NULL;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
 	relocs_chunk = &p->chunks[p->chunk_relocs_idx];
 	r = r100_cs_packet_parse(p, &p3reloc, p->idx);
 	if (r) {
@@ -956,7 +919,7 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
 		r100_cs_dump_packet(p, &p3reloc);
 		return -EINVAL;
 	}
-	idx = ib_chunk->kdata[p3reloc.idx + 1];
+	idx = radeon_get_ib_value(p, p3reloc.idx + 1);
 	if (idx >= relocs_chunk->length_dw) {
 		DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
 			  idx, relocs_chunk->length_dw);
@@ -968,147 +931,357 @@ int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
 	return 0;
 }
 
+static int r100_get_vtx_size(uint32_t vtx_fmt)
+{
+	int vtx_size;
+	vtx_size = 2;
+	/* ordered according to bits in spec */
+	if (vtx_fmt & RADEON_SE_VTX_FMT_W0)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_FPCOLOR)
+		vtx_size += 3;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_FPALPHA)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_PKCOLOR)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_FPSPEC)
+		vtx_size += 3;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_FPFOG)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_PKSPEC)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_ST0)
+		vtx_size += 2;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_ST1)
+		vtx_size += 2;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Q1)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_ST2)
+		vtx_size += 2;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Q2)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_ST3)
+		vtx_size += 2;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Q3)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Q0)
+		vtx_size++;
+	/* blend weight */
+	if (vtx_fmt & (0x7 << 15))
+		vtx_size += (vtx_fmt >> 15) & 0x7;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_N0)
+		vtx_size += 3;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_XY1)
+		vtx_size += 2;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Z1)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_W1)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_N1)
+		vtx_size++;
+	if (vtx_fmt & RADEON_SE_VTX_FMT_Z)
+		vtx_size++;
+	return vtx_size;
+}
+
 static int r100_packet0_check(struct radeon_cs_parser *p,
-			      struct radeon_cs_packet *pkt)
+			      struct radeon_cs_packet *pkt,
+			      unsigned idx, unsigned reg)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct radeon_cs_reloc *reloc;
+	struct r100_cs_track *track;
 	volatile uint32_t *ib;
 	uint32_t tmp;
-	unsigned reg;
-	unsigned i;
-	unsigned idx;
-	bool onereg;
 	int r;
+	int i, face;
 	u32 tile_flags = 0;
+	u32 idx_value;
 
 	ib = p->ib->ptr;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
-	idx = pkt->idx + 1;
-	reg = pkt->reg;
-	onereg = false;
-	if (CP_PACKET0_GET_ONE_REG_WR(ib_chunk->kdata[pkt->idx])) {
-		onereg = true;
-	}
-	for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
-		switch (reg) {
-		case RADEON_CRTC_GUI_TRIG_VLINE:
-			r = r100_cs_packet_parse_vline(p);
-			if (r) {
-				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-						idx, reg);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			break;
+	track = (struct r100_cs_track *)p->track;
+
+	idx_value = radeon_get_ib_value(p, idx);
+
+	switch (reg) {
+	case RADEON_CRTC_GUI_TRIG_VLINE:
+		r = r100_cs_packet_parse_vline(p);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		break;
 		/* FIXME: only allow PACKET3 blit? easier to check for out of
 		 * range access */
-		case RADEON_DST_PITCH_OFFSET:
-		case RADEON_SRC_PITCH_OFFSET:
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-					  idx, reg);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			tmp = ib_chunk->kdata[idx] & 0x003fffff;
-			tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
-
-			if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
-				tile_flags |= RADEON_DST_TILE_MACRO;
-			if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
-				if (reg == RADEON_SRC_PITCH_OFFSET) {
-					DRM_ERROR("Cannot src blit from microtiled surface\n");
-					r100_cs_dump_packet(p, pkt);
-					return -EINVAL;
-				}
-				tile_flags |= RADEON_DST_TILE_MICRO;
-			}
+	case RADEON_DST_PITCH_OFFSET:
+	case RADEON_SRC_PITCH_OFFSET:
+		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
+		if (r)
+			return r;
+		break;
+	case RADEON_RB3D_DEPTHOFFSET:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->zb.robj = reloc->robj;
+		track->zb.offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case RADEON_RB3D_COLOROFFSET:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->cb[0].robj = reloc->robj;
+		track->cb[0].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case RADEON_PP_TXOFFSET_0:
+	case RADEON_PP_TXOFFSET_1:
+	case RADEON_PP_TXOFFSET_2:
+		i = (reg - RADEON_PP_TXOFFSET_0) / 24;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[i].robj = reloc->robj;
+		break;
+	case RADEON_PP_CUBIC_OFFSET_T0_0:
+	case RADEON_PP_CUBIC_OFFSET_T0_1:
+	case RADEON_PP_CUBIC_OFFSET_T0_2:
+	case RADEON_PP_CUBIC_OFFSET_T0_3:
+	case RADEON_PP_CUBIC_OFFSET_T0_4:
+		i = (reg - RADEON_PP_CUBIC_OFFSET_T0_0) / 4;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->textures[0].cube_info[i].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[0].cube_info[i].robj = reloc->robj;
+		break;
+	case RADEON_PP_CUBIC_OFFSET_T1_0:
+	case RADEON_PP_CUBIC_OFFSET_T1_1:
+	case RADEON_PP_CUBIC_OFFSET_T1_2:
+	case RADEON_PP_CUBIC_OFFSET_T1_3:
+	case RADEON_PP_CUBIC_OFFSET_T1_4:
+		i = (reg - RADEON_PP_CUBIC_OFFSET_T1_0) / 4;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->textures[1].cube_info[i].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[1].cube_info[i].robj = reloc->robj;
+		break;
+	case RADEON_PP_CUBIC_OFFSET_T2_0:
+	case RADEON_PP_CUBIC_OFFSET_T2_1:
+	case RADEON_PP_CUBIC_OFFSET_T2_2:
+	case RADEON_PP_CUBIC_OFFSET_T2_3:
+	case RADEON_PP_CUBIC_OFFSET_T2_4:
+		i = (reg - RADEON_PP_CUBIC_OFFSET_T2_0) / 4;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->textures[2].cube_info[i].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[2].cube_info[i].robj = reloc->robj;
+		break;
+	case RADEON_RE_WIDTH_HEIGHT:
+		track->maxy = ((idx_value >> 16) & 0x7FF);
+		break;
+	case RADEON_RB3D_COLORPITCH:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
 
-			tmp |= tile_flags;
-			ib[idx] = (ib_chunk->kdata[idx] & 0x3fc00000) | tmp;
-			break;
-		case RADEON_RB3D_DEPTHOFFSET:
-		case RADEON_RB3D_COLOROFFSET:
-		case R300_RB3D_COLOROFFSET0:
-		case R300_ZB_DEPTHOFFSET:
-		case R200_PP_TXOFFSET_0:
-		case R200_PP_TXOFFSET_1:
-		case R200_PP_TXOFFSET_2:
-		case R200_PP_TXOFFSET_3:
-		case R200_PP_TXOFFSET_4:
-		case R200_PP_TXOFFSET_5:
-		case RADEON_PP_TXOFFSET_0:
-		case RADEON_PP_TXOFFSET_1:
-		case RADEON_PP_TXOFFSET_2:
-		case R300_TX_OFFSET_0:
-		case R300_TX_OFFSET_0+4:
-		case R300_TX_OFFSET_0+8:
-		case R300_TX_OFFSET_0+12:
-		case R300_TX_OFFSET_0+16:
-		case R300_TX_OFFSET_0+20:
-		case R300_TX_OFFSET_0+24:
-		case R300_TX_OFFSET_0+28:
-		case R300_TX_OFFSET_0+32:
-		case R300_TX_OFFSET_0+36:
-		case R300_TX_OFFSET_0+40:
-		case R300_TX_OFFSET_0+44:
-		case R300_TX_OFFSET_0+48:
-		case R300_TX_OFFSET_0+52:
-		case R300_TX_OFFSET_0+56:
-		case R300_TX_OFFSET_0+60:
-			/* rn50 has no 3D engine so fail on any 3d setup */
-			if (ASIC_IS_RN50(p->rdev)) {
-				DRM_ERROR("attempt to use RN50 3D engine failed\n");
-				return -EINVAL;
-			}
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-					  idx, reg);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
-			break;
-		case R300_RB3D_COLORPITCH0:
-		case RADEON_RB3D_COLORPITCH:
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-					  idx, reg);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
+		if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
+			tile_flags |= RADEON_COLOR_TILE_ENABLE;
+		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
+			tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
 
-			if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
-				tile_flags |= RADEON_COLOR_TILE_ENABLE;
-			if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
-				tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
+		tmp = idx_value & ~(0x7 << 16);
+		tmp |= tile_flags;
+		ib[idx] = tmp;
 
-			tmp = ib_chunk->kdata[idx] & ~(0x7 << 16);
-			tmp |= tile_flags;
-			ib[idx] = tmp;
+		track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
+		break;
+	case RADEON_RB3D_DEPTHPITCH:
+		track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
+		break;
+	case RADEON_RB3D_CNTL:
+		switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
+		case 7:
+		case 8:
+		case 9:
+		case 11:
+		case 12:
+			track->cb[0].cpp = 1;
 			break;
-		case RADEON_RB3D_ZPASS_ADDR:
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-					  idx, reg);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		case 3:
+		case 4:
+		case 15:
+			track->cb[0].cpp = 2;
+			break;
+		case 6:
+			track->cb[0].cpp = 4;
+			break;
+		default:
+			DRM_ERROR("Invalid color buffer format (%d) !\n",
+				  ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
+			return -EINVAL;
+		}
+		track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
+		break;
+	case RADEON_RB3D_ZSTENCILCNTL:
+		switch (idx_value & 0xf) {
+		case 0:
+			track->zb.cpp = 2;
+			break;
+		case 2:
+		case 3:
+		case 4:
+		case 5:
+		case 9:
+		case 11:
+			track->zb.cpp = 4;
 			break;
 		default:
-			/* FIXME: we don't want to allow anyothers packet */
 			break;
 		}
-		if (onereg) {
-			/* FIXME: forbid onereg write to register on relocate */
+		break;
+	case RADEON_RB3D_ZPASS_ADDR:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case RADEON_PP_CNTL:
+		{
+			uint32_t temp = idx_value >> 4;
+			for (i = 0; i < track->num_texture; i++)
+				track->textures[i].enabled = !!(temp & (1 << i));
+		}
+		break;
+	case RADEON_SE_VF_CNTL:
+		track->vap_vf_cntl = idx_value;
+		break;
+	case RADEON_SE_VTX_FMT:
+		track->vtx_size = r100_get_vtx_size(idx_value);
+		break;
+	case RADEON_PP_TEX_SIZE_0:
+	case RADEON_PP_TEX_SIZE_1:
+	case RADEON_PP_TEX_SIZE_2:
+		i = (reg - RADEON_PP_TEX_SIZE_0) / 8;
+		track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
+		track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
+		break;
+	case RADEON_PP_TEX_PITCH_0:
+	case RADEON_PP_TEX_PITCH_1:
+	case RADEON_PP_TEX_PITCH_2:
+		i = (reg - RADEON_PP_TEX_PITCH_0) / 8;
+		track->textures[i].pitch = idx_value + 32;
+		break;
+	case RADEON_PP_TXFILTER_0:
+	case RADEON_PP_TXFILTER_1:
+	case RADEON_PP_TXFILTER_2:
+		i = (reg - RADEON_PP_TXFILTER_0) / 24;
+		track->textures[i].num_levels = ((idx_value & RADEON_MAX_MIP_LEVEL_MASK)
+						 >> RADEON_MAX_MIP_LEVEL_SHIFT);
+		tmp = (idx_value >> 23) & 0x7;
+		if (tmp == 2 || tmp == 6)
+			track->textures[i].roundup_w = false;
+		tmp = (idx_value >> 27) & 0x7;
+		if (tmp == 2 || tmp == 6)
+			track->textures[i].roundup_h = false;
+		break;
+	case RADEON_PP_TXFORMAT_0:
+	case RADEON_PP_TXFORMAT_1:
+	case RADEON_PP_TXFORMAT_2:
+		i = (reg - RADEON_PP_TXFORMAT_0) / 24;
+		if (idx_value & RADEON_TXFORMAT_NON_POWER2) {
+			track->textures[i].use_pitch = 1;
+		} else {
+			track->textures[i].use_pitch = 0;
+			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
+			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
+		}
+		if (idx_value & RADEON_TXFORMAT_CUBIC_MAP_ENABLE)
+			track->textures[i].tex_coord_type = 2;
+		switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
+		case RADEON_TXFORMAT_I8:
+		case RADEON_TXFORMAT_RGB332:
+		case RADEON_TXFORMAT_Y8:
+			track->textures[i].cpp = 1;
+			break;
+		case RADEON_TXFORMAT_AI88:
+		case RADEON_TXFORMAT_ARGB1555:
+		case RADEON_TXFORMAT_RGB565:
+		case RADEON_TXFORMAT_ARGB4444:
+		case RADEON_TXFORMAT_VYUY422:
+		case RADEON_TXFORMAT_YVYU422:
+		case RADEON_TXFORMAT_DXT1:
+		case RADEON_TXFORMAT_SHADOW16:
+		case RADEON_TXFORMAT_LDUDV655:
+		case RADEON_TXFORMAT_DUDV88:
+			track->textures[i].cpp = 2;
+			break;
+		case RADEON_TXFORMAT_ARGB8888:
+		case RADEON_TXFORMAT_RGBA8888:
+		case RADEON_TXFORMAT_DXT23:
+		case RADEON_TXFORMAT_DXT45:
+		case RADEON_TXFORMAT_SHADOW32:
+		case RADEON_TXFORMAT_LDUDUV8888:
+			track->textures[i].cpp = 4;
 			break;
 		}
+		track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
+		track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
+		break;
+	case RADEON_PP_CUBIC_FACES_0:
+	case RADEON_PP_CUBIC_FACES_1:
+	case RADEON_PP_CUBIC_FACES_2:
+		tmp = idx_value;
+		i = (reg - RADEON_PP_CUBIC_FACES_0) / 4;
+		for (face = 0; face < 4; face++) {
+			track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
+			track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
+		}
+		break;
+	default:
+		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
+		       reg, idx);
+		return -EINVAL;
 	}
 	return 0;
 }
@@ -1117,15 +1290,14 @@ int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
 					 struct radeon_cs_packet *pkt,
 					 struct radeon_object *robj)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	unsigned idx;
-
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
+	u32 value;
 	idx = pkt->idx + 1;
-	if ((ib_chunk->kdata[idx+2] + 1) > radeon_object_size(robj)) {
+	value = radeon_get_ib_value(p, idx + 2);
+	if ((value + 1) > radeon_object_size(robj)) {
 		DRM_ERROR("[drm] Buffer too small for PACKET3 INDX_BUFFER "
 			  "(need %u have %lu) !\n",
-			  ib_chunk->kdata[idx+2] + 1,
+			  value + 1,
 			  radeon_object_size(robj));
 		return -EINVAL;
 	}
@@ -1135,47 +1307,20 @@ int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
 static int r100_packet3_check(struct radeon_cs_parser *p,
 			      struct radeon_cs_packet *pkt)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct radeon_cs_reloc *reloc;
+	struct r100_cs_track *track;
 	unsigned idx;
-	unsigned i, c;
 	volatile uint32_t *ib;
 	int r;
 
 	ib = p->ib->ptr;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
 	idx = pkt->idx + 1;
+	track = (struct r100_cs_track *)p->track;
 	switch (pkt->opcode) {
 	case PACKET3_3D_LOAD_VBPNTR:
-		c = ib_chunk->kdata[idx++];
-		for (i = 0; i < (c - 1); i += 2, idx += 3) {
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset);
-		}
-		if (c & 1) {
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
-		}
+		r = r100_packet3_load_vbpntr(p, pkt, idx);
+		if (r)
+			return r;
 		break;
 	case PACKET3_INDX_BUFFER:
 		r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1184,14 +1329,13 @@ static int r100_packet3_check(struct radeon_cs_parser *p,
 			r100_cs_dump_packet(p, pkt);
 			return r;
 		}
-		ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
+		ib[idx+1] = radeon_get_ib_value(p, idx+1) + ((u32)reloc->lobj.gpu_offset);
 		r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
 		if (r) {
 			return r;
 		}
 		break;
 	case 0x23:
-		/* FIXME: cleanup */
 		/* 3D_RNDR_GEN_INDX_PRIM on r100/r200 */
 		r = r100_cs_packet_next_reloc(p, &reloc);
 		if (r) {
@@ -1199,19 +1343,72 @@ static int r100_packet3_check(struct radeon_cs_parser *p,
 			r100_cs_dump_packet(p, pkt);
 			return r;
 		}
-		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		ib[idx] = radeon_get_ib_value(p, idx) + ((u32)reloc->lobj.gpu_offset);
+		track->num_arrays = 1;
+		track->vtx_size = r100_get_vtx_size(radeon_get_ib_value(p, idx + 2));
+
+		track->arrays[0].robj = reloc->robj;
+		track->arrays[0].esize = track->vtx_size;
+
+		track->max_indx = radeon_get_ib_value(p, idx+1);
+
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx+3);
+		track->immd_dwords = pkt->count - 1;
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
 		break;
 	case PACKET3_3D_DRAW_IMMD:
+		if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) {
+			DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
+			return -EINVAL;
+		}
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+		track->immd_dwords = pkt->count - 1;
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing using in-packet vertex data */
 	case PACKET3_3D_DRAW_IMMD_2:
+		if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) {
+			DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
+			return -EINVAL;
+		}
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+		track->immd_dwords = pkt->count;
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing using in-packet vertex data */
 	case PACKET3_3D_DRAW_VBUF_2:
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing of vertex buffers setup elsewhere */
 	case PACKET3_3D_DRAW_INDX_2:
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing using indices to vertex buffer */
 	case PACKET3_3D_DRAW_VBUF:
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing of vertex buffers setup elsewhere */
 	case PACKET3_3D_DRAW_INDX:
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+		r = r100_cs_track_check(p->rdev, track);
+		if (r)
+			return r;
+		break;
 		/* triggers drawing using indices to vertex buffer */
 	case PACKET3_NOP:
 		break;
@@ -1225,8 +1422,12 @@ static int r100_packet3_check(struct radeon_cs_parser *p,
 int r100_cs_parse(struct radeon_cs_parser *p)
 {
 	struct radeon_cs_packet pkt;
+	struct r100_cs_track *track;
 	int r;
 
+	track = kzalloc(sizeof(*track), GFP_KERNEL);
+	r100_cs_track_clear(p->rdev, track);
+	p->track = track;
 	do {
 		r = r100_cs_packet_parse(p, &pkt, p->idx);
 		if (r) {
@@ -1235,7 +1436,16 @@ int r100_cs_parse(struct radeon_cs_parser *p)
 		p->idx += pkt.count + 2;
 		switch (pkt.type) {
 			case PACKET_TYPE0:
-				r = r100_packet0_check(p, &pkt);
+				if (p->rdev->family >= CHIP_R200)
+					r = r100_cs_parse_packet0(p, &pkt,
+								  p->rdev->config.r100.reg_safe_bm,
+								  p->rdev->config.r100.reg_safe_bm_size,
+								  &r200_packet0_check);
+				else
+					r = r100_cs_parse_packet0(p, &pkt,
+								  p->rdev->config.r100.reg_safe_bm,
+								  p->rdev->config.r100.reg_safe_bm_size,
+								  &r100_packet0_check);
 				break;
 			case PACKET_TYPE2:
 				break;
@@ -1568,6 +1778,20 @@ void r100_vram_init_sizes(struct radeon_device *rdev)
 		rdev->mc.real_vram_size = rdev->mc.aper_size;
 }
 
+void r100_vga_set_state(struct radeon_device *rdev, bool state)
+{
+	uint32_t temp;
+
+	temp = RREG32(RADEON_CONFIG_CNTL);
+	if (state == false) {
+		temp &= ~(1<<8);
+		temp |= (1<<9);
+	} else {
+		temp &= ~(1<<9);
+	}
+	WREG32(RADEON_CONFIG_CNTL, temp);
+}
+
 void r100_vram_info(struct radeon_device *rdev)
 {
 	r100_vram_get_type(rdev);
@@ -1632,9 +1856,17 @@ void r100_pll_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	r100_pll_errata_after_data(rdev);
 }
 
-int r100_init(struct radeon_device *rdev)
+void r100_set_safe_registers(struct radeon_device *rdev)
 {
-	return 0;
+	if (ASIC_IS_RN50(rdev)) {
+		rdev->config.r100.reg_safe_bm = rn50_reg_safe_bm;
+		rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(rn50_reg_safe_bm);
+	} else if (rdev->family < CHIP_R200) {
+		rdev->config.r100.reg_safe_bm = r100_reg_safe_bm;
+		rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r100_reg_safe_bm);
+	} else {
+		r200_set_safe_registers(rdev);
+	}
 }
 
 /*
@@ -1839,6 +2071,11 @@ int r100_set_surface_reg(struct radeon_device *rdev, int reg,
 			flags |= R300_SURF_TILE_MICRO;
 	}
 
+	if (tiling_flags & RADEON_TILING_SWAP_16BIT)
+		flags |= RADEON_SURF_AP0_SWP_16BPP | RADEON_SURF_AP1_SWP_16BPP;
+	if (tiling_flags & RADEON_TILING_SWAP_32BIT)
+		flags |= RADEON_SURF_AP0_SWP_32BPP | RADEON_SURF_AP1_SWP_32BPP;
+
 	DRM_DEBUG("writing surface %d %d %x %x\n", reg, flags, offset, offset+obj_size-1);
 	WREG32(RADEON_SURFACE0_INFO + surf_index, flags);
 	WREG32(RADEON_SURFACE0_LOWER_BOUND + surf_index, offset);
@@ -1927,9 +2164,11 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 		mode1 = &rdev->mode_info.crtcs[0]->base.mode;
 		pixel_bytes1 = rdev->mode_info.crtcs[0]->base.fb->bits_per_pixel / 8;
 	}
-	if (rdev->mode_info.crtcs[1]->base.enabled) {
-		mode2 = &rdev->mode_info.crtcs[1]->base.mode;
-		pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
+	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+		if (rdev->mode_info.crtcs[1]->base.enabled) {
+			mode2 = &rdev->mode_info.crtcs[1]->base.mode;
+			pixel_bytes2 = rdev->mode_info.crtcs[1]->base.fb->bits_per_pixel / 8;
+		}
 	}
 
 	min_mem_eff.full = rfixed_const_8(0);
@@ -2140,7 +2379,7 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 	/*
 	  Find the total latency for the display data.
 	*/
-	disp_latency_overhead.full = rfixed_const(80);
+	disp_latency_overhead.full = rfixed_const(8);
 	disp_latency_overhead.full = rfixed_div(disp_latency_overhead, sclk_ff);
 	mc_latency_mclk.full += disp_latency_overhead.full + cur_latency_mclk.full;
 	mc_latency_sclk.full += disp_latency_overhead.full + cur_latency_sclk.full;
@@ -2334,3 +2573,719 @@ void r100_bandwidth_update(struct radeon_device *rdev)
 			  (unsigned int)RREG32(RADEON_GRPH2_BUFFER_CNTL));
 	}
 }
+
+static inline void r100_cs_track_texture_print(struct r100_cs_track_texture *t)
+{
+	DRM_ERROR("pitch                      %d\n", t->pitch);
+	DRM_ERROR("use_pitch                  %d\n", t->use_pitch);
+	DRM_ERROR("width                      %d\n", t->width);
+	DRM_ERROR("width_11                   %d\n", t->width_11);
+	DRM_ERROR("height                     %d\n", t->height);
+	DRM_ERROR("height_11                  %d\n", t->height_11);
+	DRM_ERROR("num levels                 %d\n", t->num_levels);
+	DRM_ERROR("depth                      %d\n", t->txdepth);
+	DRM_ERROR("bpp                        %d\n", t->cpp);
+	DRM_ERROR("coordinate type            %d\n", t->tex_coord_type);
+	DRM_ERROR("width round to power of 2  %d\n", t->roundup_w);
+	DRM_ERROR("height round to power of 2 %d\n", t->roundup_h);
+}
+
+static int r100_cs_track_cube(struct radeon_device *rdev,
+			      struct r100_cs_track *track, unsigned idx)
+{
+	unsigned face, w, h;
+	struct radeon_object *cube_robj;
+	unsigned long size;
+
+	for (face = 0; face < 5; face++) {
+		cube_robj = track->textures[idx].cube_info[face].robj;
+		w = track->textures[idx].cube_info[face].width;
+		h = track->textures[idx].cube_info[face].height;
+
+		size = w * h;
+		size *= track->textures[idx].cpp;
+
+		size += track->textures[idx].cube_info[face].offset;
+
+		if (size > radeon_object_size(cube_robj)) {
+			DRM_ERROR("Cube texture offset greater than object size %lu %lu\n",
+				  size, radeon_object_size(cube_robj));
+			r100_cs_track_texture_print(&track->textures[idx]);
+			return -1;
+		}
+	}
+	return 0;
+}
+
+static int r100_cs_track_texture_check(struct radeon_device *rdev,
+				       struct r100_cs_track *track)
+{
+	struct radeon_object *robj;
+	unsigned long size;
+	unsigned u, i, w, h;
+	int ret;
+
+	for (u = 0; u < track->num_texture; u++) {
+		if (!track->textures[u].enabled)
+			continue;
+		robj = track->textures[u].robj;
+		if (robj == NULL) {
+			DRM_ERROR("No texture bound to unit %u\n", u);
+			return -EINVAL;
+		}
+		size = 0;
+		for (i = 0; i <= track->textures[u].num_levels; i++) {
+			if (track->textures[u].use_pitch) {
+				if (rdev->family < CHIP_R300)
+					w = (track->textures[u].pitch / track->textures[u].cpp) / (1 << i);
+				else
+					w = track->textures[u].pitch / (1 << i);
+			} else {
+				w = track->textures[u].width;
+				if (rdev->family >= CHIP_RV515)
+					w |= track->textures[u].width_11;
+				w = w / (1 << i);
+				if (track->textures[u].roundup_w)
+					w = roundup_pow_of_two(w);
+			}
+			h = track->textures[u].height;
+			if (rdev->family >= CHIP_RV515)
+				h |= track->textures[u].height_11;
+			h = h / (1 << i);
+			if (track->textures[u].roundup_h)
+				h = roundup_pow_of_two(h);
+			size += w * h;
+		}
+		size *= track->textures[u].cpp;
+		switch (track->textures[u].tex_coord_type) {
+		case 0:
+			break;
+		case 1:
+			size *= (1 << track->textures[u].txdepth);
+			break;
+		case 2:
+			if (track->separate_cube) {
+				ret = r100_cs_track_cube(rdev, track, u);
+				if (ret)
+					return ret;
+			} else
+				size *= 6;
+			break;
+		default:
+			DRM_ERROR("Invalid texture coordinate type %u for unit "
+				  "%u\n", track->textures[u].tex_coord_type, u);
+			return -EINVAL;
+		}
+		if (size > radeon_object_size(robj)) {
+			DRM_ERROR("Texture of unit %u needs %lu bytes but is "
+				  "%lu\n", u, size, radeon_object_size(robj));
+			r100_cs_track_texture_print(&track->textures[u]);
+			return -EINVAL;
+		}
+	}
+	return 0;
+}
+
+int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track)
+{
+	unsigned i;
+	unsigned long size;
+	unsigned prim_walk;
+	unsigned nverts;
+
+	for (i = 0; i < track->num_cb; i++) {
+		if (track->cb[i].robj == NULL) {
+			DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
+			return -EINVAL;
+		}
+		size = track->cb[i].pitch * track->cb[i].cpp * track->maxy;
+		size += track->cb[i].offset;
+		if (size > radeon_object_size(track->cb[i].robj)) {
+			DRM_ERROR("[drm] Buffer too small for color buffer %d "
+				  "(need %lu have %lu) !\n", i, size,
+				  radeon_object_size(track->cb[i].robj));
+			DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n",
+				  i, track->cb[i].pitch, track->cb[i].cpp,
+				  track->cb[i].offset, track->maxy);
+			return -EINVAL;
+		}
+	}
+	if (track->z_enabled) {
+		if (track->zb.robj == NULL) {
+			DRM_ERROR("[drm] No buffer for z buffer !\n");
+			return -EINVAL;
+		}
+		size = track->zb.pitch * track->zb.cpp * track->maxy;
+		size += track->zb.offset;
+		if (size > radeon_object_size(track->zb.robj)) {
+			DRM_ERROR("[drm] Buffer too small for z buffer "
+				  "(need %lu have %lu) !\n", size,
+				  radeon_object_size(track->zb.robj));
+			DRM_ERROR("[drm] zbuffer (%u %u %u %u)\n",
+				  track->zb.pitch, track->zb.cpp,
+				  track->zb.offset, track->maxy);
+			return -EINVAL;
+		}
+	}
+	prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
+	nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
+	switch (prim_walk) {
+	case 1:
+		for (i = 0; i < track->num_arrays; i++) {
+			size = track->arrays[i].esize * track->max_indx * 4;
+			if (track->arrays[i].robj == NULL) {
+				DRM_ERROR("(PW %u) Vertex array %u no buffer "
+					  "bound\n", prim_walk, i);
+				return -EINVAL;
+			}
+			if (size > radeon_object_size(track->arrays[i].robj)) {
+				DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
+					   "have %lu dwords\n", prim_walk, i,
+					   size >> 2,
+					   radeon_object_size(track->arrays[i].robj) >> 2);
+				DRM_ERROR("Max indices %u\n", track->max_indx);
+				return -EINVAL;
+			}
+		}
+		break;
+	case 2:
+		for (i = 0; i < track->num_arrays; i++) {
+			size = track->arrays[i].esize * (nverts - 1) * 4;
+			if (track->arrays[i].robj == NULL) {
+				DRM_ERROR("(PW %u) Vertex array %u no buffer "
+					  "bound\n", prim_walk, i);
+				return -EINVAL;
+			}
+			if (size > radeon_object_size(track->arrays[i].robj)) {
+				DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
+					   "have %lu dwords\n", prim_walk, i, size >> 2,
+					   radeon_object_size(track->arrays[i].robj) >> 2);
+				return -EINVAL;
+			}
+		}
+		break;
+	case 3:
+		size = track->vtx_size * nverts;
+		if (size != track->immd_dwords) {
+			DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n",
+				  track->immd_dwords, size);
+			DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n",
+				  nverts, track->vtx_size);
+			return -EINVAL;
+		}
+		break;
+	default:
+		DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n",
+			  prim_walk);
+		return -EINVAL;
+	}
+	return r100_cs_track_texture_check(rdev, track);
+}
+
+void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track)
+{
+	unsigned i, face;
+
+	if (rdev->family < CHIP_R300) {
+		track->num_cb = 1;
+		if (rdev->family <= CHIP_RS200)
+			track->num_texture = 3;
+		else
+			track->num_texture = 6;
+		track->maxy = 2048;
+		track->separate_cube = 1;
+	} else {
+		track->num_cb = 4;
+		track->num_texture = 16;
+		track->maxy = 4096;
+		track->separate_cube = 0;
+	}
+
+	for (i = 0; i < track->num_cb; i++) {
+		track->cb[i].robj = NULL;
+		track->cb[i].pitch = 8192;
+		track->cb[i].cpp = 16;
+		track->cb[i].offset = 0;
+	}
+	track->z_enabled = true;
+	track->zb.robj = NULL;
+	track->zb.pitch = 8192;
+	track->zb.cpp = 4;
+	track->zb.offset = 0;
+	track->vtx_size = 0x7F;
+	track->immd_dwords = 0xFFFFFFFFUL;
+	track->num_arrays = 11;
+	track->max_indx = 0x00FFFFFFUL;
+	for (i = 0; i < track->num_arrays; i++) {
+		track->arrays[i].robj = NULL;
+		track->arrays[i].esize = 0x7F;
+	}
+	for (i = 0; i < track->num_texture; i++) {
+		track->textures[i].pitch = 16536;
+		track->textures[i].width = 16536;
+		track->textures[i].height = 16536;
+		track->textures[i].width_11 = 1 << 11;
+		track->textures[i].height_11 = 1 << 11;
+		track->textures[i].num_levels = 12;
+		if (rdev->family <= CHIP_RS200) {
+			track->textures[i].tex_coord_type = 0;
+			track->textures[i].txdepth = 0;
+		} else {
+			track->textures[i].txdepth = 16;
+			track->textures[i].tex_coord_type = 1;
+		}
+		track->textures[i].cpp = 64;
+		track->textures[i].robj = NULL;
+		/* CS IB emission code makes sure texture unit are disabled */
+		track->textures[i].enabled = false;
+		track->textures[i].roundup_w = true;
+		track->textures[i].roundup_h = true;
+		if (track->separate_cube)
+			for (face = 0; face < 5; face++) {
+				track->textures[i].cube_info[face].robj = NULL;
+				track->textures[i].cube_info[face].width = 16536;
+				track->textures[i].cube_info[face].height = 16536;
+				track->textures[i].cube_info[face].offset = 0;
+			}
+	}
+}
+
+int r100_ring_test(struct radeon_device *rdev)
+{
+	uint32_t scratch;
+	uint32_t tmp = 0;
+	unsigned i;
+	int r;
+
+	r = radeon_scratch_get(rdev, &scratch);
+	if (r) {
+		DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
+		return r;
+	}
+	WREG32(scratch, 0xCAFEDEAD);
+	r = radeon_ring_lock(rdev, 2);
+	if (r) {
+		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+		radeon_scratch_free(rdev, scratch);
+		return r;
+	}
+	radeon_ring_write(rdev, PACKET0(scratch, 0));
+	radeon_ring_write(rdev, 0xDEADBEEF);
+	radeon_ring_unlock_commit(rdev);
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		tmp = RREG32(scratch);
+		if (tmp == 0xDEADBEEF) {
+			break;
+		}
+		DRM_UDELAY(1);
+	}
+	if (i < rdev->usec_timeout) {
+		DRM_INFO("ring test succeeded in %d usecs\n", i);
+	} else {
+		DRM_ERROR("radeon: ring test failed (sracth(0x%04X)=0x%08X)\n",
+			  scratch, tmp);
+		r = -EINVAL;
+	}
+	radeon_scratch_free(rdev, scratch);
+	return r;
+}
+
+void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
+{
+	radeon_ring_write(rdev, PACKET0(RADEON_CP_IB_BASE, 1));
+	radeon_ring_write(rdev, ib->gpu_addr);
+	radeon_ring_write(rdev, ib->length_dw);
+}
+
+int r100_ib_test(struct radeon_device *rdev)
+{
+	struct radeon_ib *ib;
+	uint32_t scratch;
+	uint32_t tmp = 0;
+	unsigned i;
+	int r;
+
+	r = radeon_scratch_get(rdev, &scratch);
+	if (r) {
+		DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
+		return r;
+	}
+	WREG32(scratch, 0xCAFEDEAD);
+	r = radeon_ib_get(rdev, &ib);
+	if (r) {
+		return r;
+	}
+	ib->ptr[0] = PACKET0(scratch, 0);
+	ib->ptr[1] = 0xDEADBEEF;
+	ib->ptr[2] = PACKET2(0);
+	ib->ptr[3] = PACKET2(0);
+	ib->ptr[4] = PACKET2(0);
+	ib->ptr[5] = PACKET2(0);
+	ib->ptr[6] = PACKET2(0);
+	ib->ptr[7] = PACKET2(0);
+	ib->length_dw = 8;
+	r = radeon_ib_schedule(rdev, ib);
+	if (r) {
+		radeon_scratch_free(rdev, scratch);
+		radeon_ib_free(rdev, &ib);
+		return r;
+	}
+	r = radeon_fence_wait(ib->fence, false);
+	if (r) {
+		return r;
+	}
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		tmp = RREG32(scratch);
+		if (tmp == 0xDEADBEEF) {
+			break;
+		}
+		DRM_UDELAY(1);
+	}
+	if (i < rdev->usec_timeout) {
+		DRM_INFO("ib test succeeded in %u usecs\n", i);
+	} else {
+		DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
+			  scratch, tmp);
+		r = -EINVAL;
+	}
+	radeon_scratch_free(rdev, scratch);
+	radeon_ib_free(rdev, &ib);
+	return r;
+}
+
+void r100_ib_fini(struct radeon_device *rdev)
+{
+	radeon_ib_pool_fini(rdev);
+}
+
+int r100_ib_init(struct radeon_device *rdev)
+{
+	int r;
+
+	r = radeon_ib_pool_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB pool (%d).\n", r);
+		r100_ib_fini(rdev);
+		return r;
+	}
+	r = r100_ib_test(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled testing IB (%d).\n", r);
+		r100_ib_fini(rdev);
+		return r;
+	}
+	return 0;
+}
+
+void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save)
+{
+	/* Shutdown CP we shouldn't need to do that but better be safe than
+	 * sorry
+	 */
+	rdev->cp.ready = false;
+	WREG32(R_000740_CP_CSQ_CNTL, 0);
+
+	/* Save few CRTC registers */
+	save->GENMO_WT = RREG8(R_0003C2_GENMO_WT);
+	save->CRTC_EXT_CNTL = RREG32(R_000054_CRTC_EXT_CNTL);
+	save->CRTC_GEN_CNTL = RREG32(R_000050_CRTC_GEN_CNTL);
+	save->CUR_OFFSET = RREG32(R_000260_CUR_OFFSET);
+	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+		save->CRTC2_GEN_CNTL = RREG32(R_0003F8_CRTC2_GEN_CNTL);
+		save->CUR2_OFFSET = RREG32(R_000360_CUR2_OFFSET);
+	}
+
+	/* Disable VGA aperture access */
+	WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & save->GENMO_WT);
+	/* Disable cursor, overlay, crtc */
+	WREG32(R_000260_CUR_OFFSET, save->CUR_OFFSET | S_000260_CUR_LOCK(1));
+	WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL |
+					S_000054_CRTC_DISPLAY_DIS(1));
+	WREG32(R_000050_CRTC_GEN_CNTL,
+			(C_000050_CRTC_CUR_EN & save->CRTC_GEN_CNTL) |
+			S_000050_CRTC_DISP_REQ_EN_B(1));
+	WREG32(R_000420_OV0_SCALE_CNTL,
+		C_000420_OV0_OVERLAY_EN & RREG32(R_000420_OV0_SCALE_CNTL));
+	WREG32(R_000260_CUR_OFFSET, C_000260_CUR_LOCK & save->CUR_OFFSET);
+	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+		WREG32(R_000360_CUR2_OFFSET, save->CUR2_OFFSET |
+						S_000360_CUR2_LOCK(1));
+		WREG32(R_0003F8_CRTC2_GEN_CNTL,
+			(C_0003F8_CRTC2_CUR_EN & save->CRTC2_GEN_CNTL) |
+			S_0003F8_CRTC2_DISPLAY_DIS(1) |
+			S_0003F8_CRTC2_DISP_REQ_EN_B(1));
+		WREG32(R_000360_CUR2_OFFSET,
+			C_000360_CUR2_LOCK & save->CUR2_OFFSET);
+	}
+}
+
+void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save)
+{
+	/* Update base address for crtc */
+	WREG32(R_00023C_DISPLAY_BASE_ADDR, rdev->mc.vram_location);
+	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+		WREG32(R_00033C_CRTC2_DISPLAY_BASE_ADDR,
+				rdev->mc.vram_location);
+	}
+	/* Restore CRTC registers */
+	WREG8(R_0003C2_GENMO_WT, save->GENMO_WT);
+	WREG32(R_000054_CRTC_EXT_CNTL, save->CRTC_EXT_CNTL);
+	WREG32(R_000050_CRTC_GEN_CNTL, save->CRTC_GEN_CNTL);
+	if (!(rdev->flags & RADEON_SINGLE_CRTC)) {
+		WREG32(R_0003F8_CRTC2_GEN_CNTL, save->CRTC2_GEN_CNTL);
+	}
+}
+
+void r100_vga_render_disable(struct radeon_device *rdev)
+{
+	u32 tmp;
+
+	tmp = RREG8(R_0003C2_GENMO_WT);
+	WREG8(R_0003C2_GENMO_WT, C_0003C2_VGA_RAM_EN & tmp);
+}
+
+static void r100_debugfs(struct radeon_device *rdev)
+{
+	int r;
+
+	r = r100_debugfs_mc_info_init(rdev);
+	if (r)
+		dev_warn(rdev->dev, "Failed to create r100_mc debugfs file.\n");
+}
+
+static void r100_mc_program(struct radeon_device *rdev)
+{
+	struct r100_mc_save save;
+
+	/* Stops all mc clients */
+	r100_mc_stop(rdev, &save);
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32(R_00014C_MC_AGP_LOCATION,
+			S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+			S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+		WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+		if (rdev->family > CHIP_RV200)
+			WREG32(R_00015C_AGP_BASE_2,
+				upper_32_bits(rdev->mc.agp_base) & 0xff);
+	} else {
+		WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF);
+		WREG32(R_000170_AGP_BASE, 0);
+		if (rdev->family > CHIP_RV200)
+			WREG32(R_00015C_AGP_BASE_2, 0);
+	}
+	/* Wait for mc idle */
+	if (r100_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait for MC idle timeout.\n");
+	/* Program MC, should be a 32bits limited address space */
+	WREG32(R_000148_MC_FB_LOCATION,
+		S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
+		S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	r100_mc_resume(rdev, &save);
+}
+
+void r100_clock_startup(struct radeon_device *rdev)
+{
+	u32 tmp;
+
+	if (radeon_dynclks != -1 && radeon_dynclks)
+		radeon_legacy_set_clock_gating(rdev, 1);
+	/* We need to force on some of the block */
+	tmp = RREG32_PLL(R_00000D_SCLK_CNTL);
+	tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
+	if ((rdev->family == CHIP_RV250) || (rdev->family == CHIP_RV280))
+		tmp |= S_00000D_FORCE_DISP1(1) | S_00000D_FORCE_DISP2(1);
+	WREG32_PLL(R_00000D_SCLK_CNTL, tmp);
+}
+
+static int r100_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	r100_mc_program(rdev);
+	/* Resume clock */
+	r100_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	r100_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	r100_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int r100_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	r100_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	radeon_combios_asic_init(rdev->ddev);
+	/* Resume clock after posting */
+	r100_clock_startup(rdev);
+	return r100_startup(rdev);
+}
+
+int r100_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	r100_irq_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	return 0;
+}
+
+void r100_fini(struct radeon_device *rdev)
+{
+	r100_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int r100_mc_init(struct radeon_device *rdev)
+{
+	int r;
+	u32 tmp;
+
+	/* Setup GPU memory space */
+	rdev->mc.vram_location = 0xFFFFFFFFUL;
+	rdev->mc.gtt_location = 0xFFFFFFFFUL;
+	if (rdev->flags & RADEON_IS_IGP) {
+		tmp = G_00015C_MC_FB_START(RREG32(R_00015C_NB_TOM));
+		rdev->mc.vram_location = tmp << 16;
+	}
+	if (rdev->flags & RADEON_IS_AGP) {
+		r = radeon_agp_init(rdev);
+		if (r) {
+			printk(KERN_WARNING "[drm] Disabling AGP\n");
+			rdev->flags &= ~RADEON_IS_AGP;
+			rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
+		} else {
+			rdev->mc.gtt_location = rdev->mc.agp_base;
+		}
+	}
+	r = radeon_mc_setup(rdev);
+	if (r)
+		return r;
+	return 0;
+}
+
+int r100_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Register debugfs file specific to this group of asics */
+	r100_debugfs(rdev);
+	/* Disable VGA */
+	r100_vga_render_disable(rdev);
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
+		return -EINVAL;
+	} else {
+		r = radeon_combios_init(rdev);
+		if (r)
+			return r;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		radeon_combios_asic_init(rdev->ddev);
+	}
+	/* Set asic errata */
+	r100_errata(rdev);
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Get vram informations */
+	r100_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r100_mc_init(rdev);
+	if (r)
+		return r;
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_init(rdev);
+		if (r)
+			return r;
+	}
+	r100_set_safe_registers(rdev);
+	rdev->accel_working = true;
+	r = r100_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		r100_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		if (rdev->flags & RADEON_IS_PCI)
+			r100_pci_gart_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/r100_track.h b/drivers/gpu/drm/radeon/r100_track.h
new file mode 100644
index 000000000000..0daf0d76a891
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r100_track.h
@@ -0,0 +1,183 @@
+
+#define R100_TRACK_MAX_TEXTURE 3
+#define R200_TRACK_MAX_TEXTURE 6
+#define R300_TRACK_MAX_TEXTURE 16
+
+#define R100_MAX_CB 1
+#define R300_MAX_CB 4
+
+/*
+ * CS functions
+ */
+struct r100_cs_track_cb {
+	struct radeon_object	*robj;
+	unsigned		pitch;
+	unsigned		cpp;
+	unsigned		offset;
+};
+
+struct r100_cs_track_array {
+	struct radeon_object	*robj;
+	unsigned		esize;
+};
+
+struct r100_cs_cube_info {
+	struct radeon_object	*robj;
+	unsigned                offset;
+	unsigned		width;
+	unsigned		height;
+};
+
+struct r100_cs_track_texture {
+	struct radeon_object	*robj;
+	struct r100_cs_cube_info cube_info[5]; /* info for 5 non-primary faces */
+	unsigned		pitch;
+	unsigned		width;
+	unsigned		height;
+	unsigned		num_levels;
+	unsigned		cpp;
+	unsigned		tex_coord_type;
+	unsigned		txdepth;
+	unsigned		width_11;
+	unsigned		height_11;
+	bool			use_pitch;
+	bool			enabled;
+	bool			roundup_w;
+	bool			roundup_h;
+};
+
+struct r100_cs_track_limits {
+	unsigned num_cb;
+	unsigned num_texture;
+	unsigned max_levels;
+};
+
+struct r100_cs_track {
+	struct radeon_device *rdev;
+	unsigned			num_cb;
+	unsigned                        num_texture;
+	unsigned			maxy;
+	unsigned			vtx_size;
+	unsigned			vap_vf_cntl;
+	unsigned			immd_dwords;
+	unsigned			num_arrays;
+	unsigned			max_indx;
+	struct r100_cs_track_array	arrays[11];
+	struct r100_cs_track_cb 	cb[R300_MAX_CB];
+	struct r100_cs_track_cb 	zb;
+	struct r100_cs_track_texture	textures[R300_TRACK_MAX_TEXTURE];
+	bool				z_enabled;
+	bool                            separate_cube;
+
+};
+
+int r100_cs_track_check(struct radeon_device *rdev, struct r100_cs_track *track);
+void r100_cs_track_clear(struct radeon_device *rdev, struct r100_cs_track *track);
+int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
+			      struct radeon_cs_reloc **cs_reloc);
+void r100_cs_dump_packet(struct radeon_cs_parser *p,
+			 struct radeon_cs_packet *pkt);
+
+int r100_cs_packet_parse_vline(struct radeon_cs_parser *p);
+
+int r200_packet0_check(struct radeon_cs_parser *p,
+		       struct radeon_cs_packet *pkt,
+		       unsigned idx, unsigned reg);
+
+
+
+static inline int r100_reloc_pitch_offset(struct radeon_cs_parser *p,
+					  struct radeon_cs_packet *pkt,
+					  unsigned idx,
+					  unsigned reg)
+{
+	int r;
+	u32 tile_flags = 0;
+	u32 tmp;
+	struct radeon_cs_reloc *reloc;
+	u32 value;
+
+	r = r100_cs_packet_next_reloc(p, &reloc);
+	if (r) {
+		DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+			  idx, reg);
+		r100_cs_dump_packet(p, pkt);
+		return r;
+	}
+	value = radeon_get_ib_value(p, idx);
+	tmp = value & 0x003fffff;
+	tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
+
+	if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
+		tile_flags |= RADEON_DST_TILE_MACRO;
+	if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
+		if (reg == RADEON_SRC_PITCH_OFFSET) {
+			DRM_ERROR("Cannot src blit from microtiled surface\n");
+			r100_cs_dump_packet(p, pkt);
+			return -EINVAL;
+		}
+		tile_flags |= RADEON_DST_TILE_MICRO;
+	}
+
+	tmp |= tile_flags;
+	p->ib->ptr[idx] = (value & 0x3fc00000) | tmp;
+	return 0;
+}
+
+static inline int r100_packet3_load_vbpntr(struct radeon_cs_parser *p,
+					   struct radeon_cs_packet *pkt,
+					   int idx)
+{
+	unsigned c, i;
+	struct radeon_cs_reloc *reloc;
+	struct r100_cs_track *track;
+	int r = 0;
+	volatile uint32_t *ib;
+	u32 idx_value;
+
+	ib = p->ib->ptr;
+	track = (struct r100_cs_track *)p->track;
+	c = radeon_get_ib_value(p, idx++) & 0x1F;
+	track->num_arrays = c;
+	for (i = 0; i < (c - 1); i+=2, idx+=3) {
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for packet3 %d\n",
+				  pkt->opcode);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		idx_value = radeon_get_ib_value(p, idx);
+		ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
+
+		track->arrays[i + 0].esize = idx_value >> 8;
+		track->arrays[i + 0].robj = reloc->robj;
+		track->arrays[i + 0].esize &= 0x7F;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for packet3 %d\n",
+				  pkt->opcode);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx+2] = radeon_get_ib_value(p, idx + 2) + ((u32)reloc->lobj.gpu_offset);
+		track->arrays[i + 1].robj = reloc->robj;
+		track->arrays[i + 1].esize = idx_value >> 24;
+		track->arrays[i + 1].esize &= 0x7F;
+	}
+	if (c & 1) {
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for packet3 %d\n",
+					  pkt->opcode);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		idx_value = radeon_get_ib_value(p, idx);
+		ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
+		track->arrays[i + 0].robj = reloc->robj;
+		track->arrays[i + 0].esize = idx_value >> 8;
+		track->arrays[i + 0].esize &= 0x7F;
+	}
+	return r;
+}
diff --git a/drivers/gpu/drm/radeon/r100d.h b/drivers/gpu/drm/radeon/r100d.h
new file mode 100644
index 000000000000..df29a630c466
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r100d.h
@@ -0,0 +1,714 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __R100D_H__
+#define __R100D_H__
+
+#define CP_PACKET0			0x00000000
+#define		PACKET0_BASE_INDEX_SHIFT	0
+#define		PACKET0_BASE_INDEX_MASK		(0x1ffff << 0)
+#define		PACKET0_COUNT_SHIFT		16
+#define		PACKET0_COUNT_MASK		(0x3fff << 16)
+#define CP_PACKET1			0x40000000
+#define CP_PACKET2			0x80000000
+#define		PACKET2_PAD_SHIFT		0
+#define		PACKET2_PAD_MASK		(0x3fffffff << 0)
+#define CP_PACKET3			0xC0000000
+#define		PACKET3_IT_OPCODE_SHIFT		8
+#define		PACKET3_IT_OPCODE_MASK		(0xff << 8)
+#define		PACKET3_COUNT_SHIFT		16
+#define		PACKET3_COUNT_MASK		(0x3fff << 16)
+/* PACKET3 op code */
+#define		PACKET3_NOP			0x10
+#define		PACKET3_3D_DRAW_VBUF		0x28
+#define		PACKET3_3D_DRAW_IMMD		0x29
+#define		PACKET3_3D_DRAW_INDX		0x2A
+#define		PACKET3_3D_LOAD_VBPNTR		0x2F
+#define		PACKET3_INDX_BUFFER		0x33
+#define		PACKET3_3D_DRAW_VBUF_2		0x34
+#define		PACKET3_3D_DRAW_IMMD_2		0x35
+#define		PACKET3_3D_DRAW_INDX_2		0x36
+#define		PACKET3_BITBLT_MULTI		0x9B
+
+#define PACKET0(reg, n)	(CP_PACKET0 |					\
+			 REG_SET(PACKET0_BASE_INDEX, (reg) >> 2) |	\
+			 REG_SET(PACKET0_COUNT, (n)))
+#define PACKET2(v)	(CP_PACKET2 | REG_SET(PACKET2_PAD, (v)))
+#define PACKET3(op, n)	(CP_PACKET3 |					\
+			 REG_SET(PACKET3_IT_OPCODE, (op)) |		\
+			 REG_SET(PACKET3_COUNT, (n)))
+
+#define	PACKET_TYPE0	0
+#define	PACKET_TYPE1	1
+#define	PACKET_TYPE2	2
+#define	PACKET_TYPE3	3
+
+#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
+#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
+#define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2)
+#define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1)
+#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
+
+/* Registers */
+#define R_000040_GEN_INT_CNTL                        0x000040
+#define   S_000040_CRTC_VBLANK(x)                      (((x) & 0x1) << 0)
+#define   G_000040_CRTC_VBLANK(x)                      (((x) >> 0) & 0x1)
+#define   C_000040_CRTC_VBLANK                         0xFFFFFFFE
+#define   S_000040_CRTC_VLINE(x)                       (((x) & 0x1) << 1)
+#define   G_000040_CRTC_VLINE(x)                       (((x) >> 1) & 0x1)
+#define   C_000040_CRTC_VLINE                          0xFFFFFFFD
+#define   S_000040_CRTC_VSYNC(x)                       (((x) & 0x1) << 2)
+#define   G_000040_CRTC_VSYNC(x)                       (((x) >> 2) & 0x1)
+#define   C_000040_CRTC_VSYNC                          0xFFFFFFFB
+#define   S_000040_SNAPSHOT(x)                         (((x) & 0x1) << 3)
+#define   G_000040_SNAPSHOT(x)                         (((x) >> 3) & 0x1)
+#define   C_000040_SNAPSHOT                            0xFFFFFFF7
+#define   S_000040_FP_DETECT(x)                        (((x) & 0x1) << 4)
+#define   G_000040_FP_DETECT(x)                        (((x) >> 4) & 0x1)
+#define   C_000040_FP_DETECT                           0xFFFFFFEF
+#define   S_000040_CRTC2_VLINE(x)                      (((x) & 0x1) << 5)
+#define   G_000040_CRTC2_VLINE(x)                      (((x) >> 5) & 0x1)
+#define   C_000040_CRTC2_VLINE                         0xFFFFFFDF
+#define   S_000040_DMA_VIPH0_INT_EN(x)                 (((x) & 0x1) << 12)
+#define   G_000040_DMA_VIPH0_INT_EN(x)                 (((x) >> 12) & 0x1)
+#define   C_000040_DMA_VIPH0_INT_EN                    0xFFFFEFFF
+#define   S_000040_CRTC2_VSYNC(x)                      (((x) & 0x1) << 6)
+#define   G_000040_CRTC2_VSYNC(x)                      (((x) >> 6) & 0x1)
+#define   C_000040_CRTC2_VSYNC                         0xFFFFFFBF
+#define   S_000040_SNAPSHOT2(x)                        (((x) & 0x1) << 7)
+#define   G_000040_SNAPSHOT2(x)                        (((x) >> 7) & 0x1)
+#define   C_000040_SNAPSHOT2                           0xFFFFFF7F
+#define   S_000040_CRTC2_VBLANK(x)                     (((x) & 0x1) << 9)
+#define   G_000040_CRTC2_VBLANK(x)                     (((x) >> 9) & 0x1)
+#define   C_000040_CRTC2_VBLANK                        0xFFFFFDFF
+#define   S_000040_FP2_DETECT(x)                       (((x) & 0x1) << 10)
+#define   G_000040_FP2_DETECT(x)                       (((x) >> 10) & 0x1)
+#define   C_000040_FP2_DETECT                          0xFFFFFBFF
+#define   S_000040_VSYNC_DIFF_OVER_LIMIT(x)            (((x) & 0x1) << 11)
+#define   G_000040_VSYNC_DIFF_OVER_LIMIT(x)            (((x) >> 11) & 0x1)
+#define   C_000040_VSYNC_DIFF_OVER_LIMIT               0xFFFFF7FF
+#define   S_000040_DMA_VIPH1_INT_EN(x)                 (((x) & 0x1) << 13)
+#define   G_000040_DMA_VIPH1_INT_EN(x)                 (((x) >> 13) & 0x1)
+#define   C_000040_DMA_VIPH1_INT_EN                    0xFFFFDFFF
+#define   S_000040_DMA_VIPH2_INT_EN(x)                 (((x) & 0x1) << 14)
+#define   G_000040_DMA_VIPH2_INT_EN(x)                 (((x) >> 14) & 0x1)
+#define   C_000040_DMA_VIPH2_INT_EN                    0xFFFFBFFF
+#define   S_000040_DMA_VIPH3_INT_EN(x)                 (((x) & 0x1) << 15)
+#define   G_000040_DMA_VIPH3_INT_EN(x)                 (((x) >> 15) & 0x1)
+#define   C_000040_DMA_VIPH3_INT_EN                    0xFFFF7FFF
+#define   S_000040_I2C_INT_EN(x)                       (((x) & 0x1) << 17)
+#define   G_000040_I2C_INT_EN(x)                       (((x) >> 17) & 0x1)
+#define   C_000040_I2C_INT_EN                          0xFFFDFFFF
+#define   S_000040_GUI_IDLE(x)                         (((x) & 0x1) << 19)
+#define   G_000040_GUI_IDLE(x)                         (((x) >> 19) & 0x1)
+#define   C_000040_GUI_IDLE                            0xFFF7FFFF
+#define   S_000040_VIPH_INT_EN(x)                      (((x) & 0x1) << 24)
+#define   G_000040_VIPH_INT_EN(x)                      (((x) >> 24) & 0x1)
+#define   C_000040_VIPH_INT_EN                         0xFEFFFFFF
+#define   S_000040_SW_INT_EN(x)                        (((x) & 0x1) << 25)
+#define   G_000040_SW_INT_EN(x)                        (((x) >> 25) & 0x1)
+#define   C_000040_SW_INT_EN                           0xFDFFFFFF
+#define   S_000040_GEYSERVILLE(x)                      (((x) & 0x1) << 27)
+#define   G_000040_GEYSERVILLE(x)                      (((x) >> 27) & 0x1)
+#define   C_000040_GEYSERVILLE                         0xF7FFFFFF
+#define   S_000040_HDCP_AUTHORIZED_INT(x)              (((x) & 0x1) << 28)
+#define   G_000040_HDCP_AUTHORIZED_INT(x)              (((x) >> 28) & 0x1)
+#define   C_000040_HDCP_AUTHORIZED_INT                 0xEFFFFFFF
+#define   S_000040_DVI_I2C_INT(x)                      (((x) & 0x1) << 29)
+#define   G_000040_DVI_I2C_INT(x)                      (((x) >> 29) & 0x1)
+#define   C_000040_DVI_I2C_INT                         0xDFFFFFFF
+#define   S_000040_GUIDMA(x)                           (((x) & 0x1) << 30)
+#define   G_000040_GUIDMA(x)                           (((x) >> 30) & 0x1)
+#define   C_000040_GUIDMA                              0xBFFFFFFF
+#define   S_000040_VIDDMA(x)                           (((x) & 0x1) << 31)
+#define   G_000040_VIDDMA(x)                           (((x) >> 31) & 0x1)
+#define   C_000040_VIDDMA                              0x7FFFFFFF
+#define R_000044_GEN_INT_STATUS                      0x000044
+#define   S_000044_CRTC_VBLANK_STAT(x)                 (((x) & 0x1) << 0)
+#define   G_000044_CRTC_VBLANK_STAT(x)                 (((x) >> 0) & 0x1)
+#define   C_000044_CRTC_VBLANK_STAT                    0xFFFFFFFE
+#define   S_000044_CRTC_VBLANK_STAT_AK(x)              (((x) & 0x1) << 0)
+#define   G_000044_CRTC_VBLANK_STAT_AK(x)              (((x) >> 0) & 0x1)
+#define   C_000044_CRTC_VBLANK_STAT_AK                 0xFFFFFFFE
+#define   S_000044_CRTC_VLINE_STAT(x)                  (((x) & 0x1) << 1)
+#define   G_000044_CRTC_VLINE_STAT(x)                  (((x) >> 1) & 0x1)
+#define   C_000044_CRTC_VLINE_STAT                     0xFFFFFFFD
+#define   S_000044_CRTC_VLINE_STAT_AK(x)               (((x) & 0x1) << 1)
+#define   G_000044_CRTC_VLINE_STAT_AK(x)               (((x) >> 1) & 0x1)
+#define   C_000044_CRTC_VLINE_STAT_AK                  0xFFFFFFFD
+#define   S_000044_CRTC_VSYNC_STAT(x)                  (((x) & 0x1) << 2)
+#define   G_000044_CRTC_VSYNC_STAT(x)                  (((x) >> 2) & 0x1)
+#define   C_000044_CRTC_VSYNC_STAT                     0xFFFFFFFB
+#define   S_000044_CRTC_VSYNC_STAT_AK(x)               (((x) & 0x1) << 2)
+#define   G_000044_CRTC_VSYNC_STAT_AK(x)               (((x) >> 2) & 0x1)
+#define   C_000044_CRTC_VSYNC_STAT_AK                  0xFFFFFFFB
+#define   S_000044_SNAPSHOT_STAT(x)                    (((x) & 0x1) << 3)
+#define   G_000044_SNAPSHOT_STAT(x)                    (((x) >> 3) & 0x1)
+#define   C_000044_SNAPSHOT_STAT                       0xFFFFFFF7
+#define   S_000044_SNAPSHOT_STAT_AK(x)                 (((x) & 0x1) << 3)
+#define   G_000044_SNAPSHOT_STAT_AK(x)                 (((x) >> 3) & 0x1)
+#define   C_000044_SNAPSHOT_STAT_AK                    0xFFFFFFF7
+#define   S_000044_FP_DETECT_STAT(x)                   (((x) & 0x1) << 4)
+#define   G_000044_FP_DETECT_STAT(x)                   (((x) >> 4) & 0x1)
+#define   C_000044_FP_DETECT_STAT                      0xFFFFFFEF
+#define   S_000044_FP_DETECT_STAT_AK(x)                (((x) & 0x1) << 4)
+#define   G_000044_FP_DETECT_STAT_AK(x)                (((x) >> 4) & 0x1)
+#define   C_000044_FP_DETECT_STAT_AK                   0xFFFFFFEF
+#define   S_000044_CRTC2_VLINE_STAT(x)                 (((x) & 0x1) << 5)
+#define   G_000044_CRTC2_VLINE_STAT(x)                 (((x) >> 5) & 0x1)
+#define   C_000044_CRTC2_VLINE_STAT                    0xFFFFFFDF
+#define   S_000044_CRTC2_VLINE_STAT_AK(x)              (((x) & 0x1) << 5)
+#define   G_000044_CRTC2_VLINE_STAT_AK(x)              (((x) >> 5) & 0x1)
+#define   C_000044_CRTC2_VLINE_STAT_AK                 0xFFFFFFDF
+#define   S_000044_CRTC2_VSYNC_STAT(x)                 (((x) & 0x1) << 6)
+#define   G_000044_CRTC2_VSYNC_STAT(x)                 (((x) >> 6) & 0x1)
+#define   C_000044_CRTC2_VSYNC_STAT                    0xFFFFFFBF
+#define   S_000044_CRTC2_VSYNC_STAT_AK(x)              (((x) & 0x1) << 6)
+#define   G_000044_CRTC2_VSYNC_STAT_AK(x)              (((x) >> 6) & 0x1)
+#define   C_000044_CRTC2_VSYNC_STAT_AK                 0xFFFFFFBF
+#define   S_000044_SNAPSHOT2_STAT(x)                   (((x) & 0x1) << 7)
+#define   G_000044_SNAPSHOT2_STAT(x)                   (((x) >> 7) & 0x1)
+#define   C_000044_SNAPSHOT2_STAT                      0xFFFFFF7F
+#define   S_000044_SNAPSHOT2_STAT_AK(x)                (((x) & 0x1) << 7)
+#define   G_000044_SNAPSHOT2_STAT_AK(x)                (((x) >> 7) & 0x1)
+#define   C_000044_SNAPSHOT2_STAT_AK                   0xFFFFFF7F
+#define   S_000044_CAP0_INT_ACTIVE(x)                  (((x) & 0x1) << 8)
+#define   G_000044_CAP0_INT_ACTIVE(x)                  (((x) >> 8) & 0x1)
+#define   C_000044_CAP0_INT_ACTIVE                     0xFFFFFEFF
+#define   S_000044_CRTC2_VBLANK_STAT(x)                (((x) & 0x1) << 9)
+#define   G_000044_CRTC2_VBLANK_STAT(x)                (((x) >> 9) & 0x1)
+#define   C_000044_CRTC2_VBLANK_STAT                   0xFFFFFDFF
+#define   S_000044_CRTC2_VBLANK_STAT_AK(x)             (((x) & 0x1) << 9)
+#define   G_000044_CRTC2_VBLANK_STAT_AK(x)             (((x) >> 9) & 0x1)
+#define   C_000044_CRTC2_VBLANK_STAT_AK                0xFFFFFDFF
+#define   S_000044_FP2_DETECT_STAT(x)                  (((x) & 0x1) << 10)
+#define   G_000044_FP2_DETECT_STAT(x)                  (((x) >> 10) & 0x1)
+#define   C_000044_FP2_DETECT_STAT                     0xFFFFFBFF
+#define   S_000044_FP2_DETECT_STAT_AK(x)               (((x) & 0x1) << 10)
+#define   G_000044_FP2_DETECT_STAT_AK(x)               (((x) >> 10) & 0x1)
+#define   C_000044_FP2_DETECT_STAT_AK                  0xFFFFFBFF
+#define   S_000044_VSYNC_DIFF_OVER_LIMIT_STAT(x)       (((x) & 0x1) << 11)
+#define   G_000044_VSYNC_DIFF_OVER_LIMIT_STAT(x)       (((x) >> 11) & 0x1)
+#define   C_000044_VSYNC_DIFF_OVER_LIMIT_STAT          0xFFFFF7FF
+#define   S_000044_VSYNC_DIFF_OVER_LIMIT_STAT_AK(x)    (((x) & 0x1) << 11)
+#define   G_000044_VSYNC_DIFF_OVER_LIMIT_STAT_AK(x)    (((x) >> 11) & 0x1)
+#define   C_000044_VSYNC_DIFF_OVER_LIMIT_STAT_AK       0xFFFFF7FF
+#define   S_000044_DMA_VIPH0_INT(x)                    (((x) & 0x1) << 12)
+#define   G_000044_DMA_VIPH0_INT(x)                    (((x) >> 12) & 0x1)
+#define   C_000044_DMA_VIPH0_INT                       0xFFFFEFFF
+#define   S_000044_DMA_VIPH0_INT_AK(x)                 (((x) & 0x1) << 12)
+#define   G_000044_DMA_VIPH0_INT_AK(x)                 (((x) >> 12) & 0x1)
+#define   C_000044_DMA_VIPH0_INT_AK                    0xFFFFEFFF
+#define   S_000044_DMA_VIPH1_INT(x)                    (((x) & 0x1) << 13)
+#define   G_000044_DMA_VIPH1_INT(x)                    (((x) >> 13) & 0x1)
+#define   C_000044_DMA_VIPH1_INT                       0xFFFFDFFF
+#define   S_000044_DMA_VIPH1_INT_AK(x)                 (((x) & 0x1) << 13)
+#define   G_000044_DMA_VIPH1_INT_AK(x)                 (((x) >> 13) & 0x1)
+#define   C_000044_DMA_VIPH1_INT_AK                    0xFFFFDFFF
+#define   S_000044_DMA_VIPH2_INT(x)                    (((x) & 0x1) << 14)
+#define   G_000044_DMA_VIPH2_INT(x)                    (((x) >> 14) & 0x1)
+#define   C_000044_DMA_VIPH2_INT                       0xFFFFBFFF
+#define   S_000044_DMA_VIPH2_INT_AK(x)                 (((x) & 0x1) << 14)
+#define   G_000044_DMA_VIPH2_INT_AK(x)                 (((x) >> 14) & 0x1)
+#define   C_000044_DMA_VIPH2_INT_AK                    0xFFFFBFFF
+#define   S_000044_DMA_VIPH3_INT(x)                    (((x) & 0x1) << 15)
+#define   G_000044_DMA_VIPH3_INT(x)                    (((x) >> 15) & 0x1)
+#define   C_000044_DMA_VIPH3_INT                       0xFFFF7FFF
+#define   S_000044_DMA_VIPH3_INT_AK(x)                 (((x) & 0x1) << 15)
+#define   G_000044_DMA_VIPH3_INT_AK(x)                 (((x) >> 15) & 0x1)
+#define   C_000044_DMA_VIPH3_INT_AK                    0xFFFF7FFF
+#define   S_000044_I2C_INT(x)                          (((x) & 0x1) << 17)
+#define   G_000044_I2C_INT(x)                          (((x) >> 17) & 0x1)
+#define   C_000044_I2C_INT                             0xFFFDFFFF
+#define   S_000044_I2C_INT_AK(x)                       (((x) & 0x1) << 17)
+#define   G_000044_I2C_INT_AK(x)                       (((x) >> 17) & 0x1)
+#define   C_000044_I2C_INT_AK                          0xFFFDFFFF
+#define   S_000044_GUI_IDLE_STAT(x)                    (((x) & 0x1) << 19)
+#define   G_000044_GUI_IDLE_STAT(x)                    (((x) >> 19) & 0x1)
+#define   C_000044_GUI_IDLE_STAT                       0xFFF7FFFF
+#define   S_000044_GUI_IDLE_STAT_AK(x)                 (((x) & 0x1) << 19)
+#define   G_000044_GUI_IDLE_STAT_AK(x)                 (((x) >> 19) & 0x1)
+#define   C_000044_GUI_IDLE_STAT_AK                    0xFFF7FFFF
+#define   S_000044_VIPH_INT(x)                         (((x) & 0x1) << 24)
+#define   G_000044_VIPH_INT(x)                         (((x) >> 24) & 0x1)
+#define   C_000044_VIPH_INT                            0xFEFFFFFF
+#define   S_000044_SW_INT(x)                           (((x) & 0x1) << 25)
+#define   G_000044_SW_INT(x)                           (((x) >> 25) & 0x1)
+#define   C_000044_SW_INT                              0xFDFFFFFF
+#define   S_000044_SW_INT_AK(x)                        (((x) & 0x1) << 25)
+#define   G_000044_SW_INT_AK(x)                        (((x) >> 25) & 0x1)
+#define   C_000044_SW_INT_AK                           0xFDFFFFFF
+#define   S_000044_SW_INT_SET(x)                       (((x) & 0x1) << 26)
+#define   G_000044_SW_INT_SET(x)                       (((x) >> 26) & 0x1)
+#define   C_000044_SW_INT_SET                          0xFBFFFFFF
+#define   S_000044_GEYSERVILLE_STAT(x)                 (((x) & 0x1) << 27)
+#define   G_000044_GEYSERVILLE_STAT(x)                 (((x) >> 27) & 0x1)
+#define   C_000044_GEYSERVILLE_STAT                    0xF7FFFFFF
+#define   S_000044_GEYSERVILLE_STAT_AK(x)              (((x) & 0x1) << 27)
+#define   G_000044_GEYSERVILLE_STAT_AK(x)              (((x) >> 27) & 0x1)
+#define   C_000044_GEYSERVILLE_STAT_AK                 0xF7FFFFFF
+#define   S_000044_HDCP_AUTHORIZED_INT_STAT(x)         (((x) & 0x1) << 28)
+#define   G_000044_HDCP_AUTHORIZED_INT_STAT(x)         (((x) >> 28) & 0x1)
+#define   C_000044_HDCP_AUTHORIZED_INT_STAT            0xEFFFFFFF
+#define   S_000044_HDCP_AUTHORIZED_INT_AK(x)           (((x) & 0x1) << 28)
+#define   G_000044_HDCP_AUTHORIZED_INT_AK(x)           (((x) >> 28) & 0x1)
+#define   C_000044_HDCP_AUTHORIZED_INT_AK              0xEFFFFFFF
+#define   S_000044_DVI_I2C_INT_STAT(x)                 (((x) & 0x1) << 29)
+#define   G_000044_DVI_I2C_INT_STAT(x)                 (((x) >> 29) & 0x1)
+#define   C_000044_DVI_I2C_INT_STAT                    0xDFFFFFFF
+#define   S_000044_DVI_I2C_INT_AK(x)                   (((x) & 0x1) << 29)
+#define   G_000044_DVI_I2C_INT_AK(x)                   (((x) >> 29) & 0x1)
+#define   C_000044_DVI_I2C_INT_AK                      0xDFFFFFFF
+#define   S_000044_GUIDMA_STAT(x)                      (((x) & 0x1) << 30)
+#define   G_000044_GUIDMA_STAT(x)                      (((x) >> 30) & 0x1)
+#define   C_000044_GUIDMA_STAT                         0xBFFFFFFF
+#define   S_000044_GUIDMA_AK(x)                        (((x) & 0x1) << 30)
+#define   G_000044_GUIDMA_AK(x)                        (((x) >> 30) & 0x1)
+#define   C_000044_GUIDMA_AK                           0xBFFFFFFF
+#define   S_000044_VIDDMA_STAT(x)                      (((x) & 0x1) << 31)
+#define   G_000044_VIDDMA_STAT(x)                      (((x) >> 31) & 0x1)
+#define   C_000044_VIDDMA_STAT                         0x7FFFFFFF
+#define   S_000044_VIDDMA_AK(x)                        (((x) & 0x1) << 31)
+#define   G_000044_VIDDMA_AK(x)                        (((x) >> 31) & 0x1)
+#define   C_000044_VIDDMA_AK                           0x7FFFFFFF
+#define R_000050_CRTC_GEN_CNTL                       0x000050
+#define   S_000050_CRTC_DBL_SCAN_EN(x)                 (((x) & 0x1) << 0)
+#define   G_000050_CRTC_DBL_SCAN_EN(x)                 (((x) >> 0) & 0x1)
+#define   C_000050_CRTC_DBL_SCAN_EN                    0xFFFFFFFE
+#define   S_000050_CRTC_INTERLACE_EN(x)                (((x) & 0x1) << 1)
+#define   G_000050_CRTC_INTERLACE_EN(x)                (((x) >> 1) & 0x1)
+#define   C_000050_CRTC_INTERLACE_EN                   0xFFFFFFFD
+#define   S_000050_CRTC_C_SYNC_EN(x)                   (((x) & 0x1) << 4)
+#define   G_000050_CRTC_C_SYNC_EN(x)                   (((x) >> 4) & 0x1)
+#define   C_000050_CRTC_C_SYNC_EN                      0xFFFFFFEF
+#define   S_000050_CRTC_PIX_WIDTH(x)                   (((x) & 0xF) << 8)
+#define   G_000050_CRTC_PIX_WIDTH(x)                   (((x) >> 8) & 0xF)
+#define   C_000050_CRTC_PIX_WIDTH                      0xFFFFF0FF
+#define   S_000050_CRTC_ICON_EN(x)                     (((x) & 0x1) << 15)
+#define   G_000050_CRTC_ICON_EN(x)                     (((x) >> 15) & 0x1)
+#define   C_000050_CRTC_ICON_EN                        0xFFFF7FFF
+#define   S_000050_CRTC_CUR_EN(x)                      (((x) & 0x1) << 16)
+#define   G_000050_CRTC_CUR_EN(x)                      (((x) >> 16) & 0x1)
+#define   C_000050_CRTC_CUR_EN                         0xFFFEFFFF
+#define   S_000050_CRTC_VSTAT_MODE(x)                  (((x) & 0x3) << 17)
+#define   G_000050_CRTC_VSTAT_MODE(x)                  (((x) >> 17) & 0x3)
+#define   C_000050_CRTC_VSTAT_MODE                     0xFFF9FFFF
+#define   S_000050_CRTC_CUR_MODE(x)                    (((x) & 0x7) << 20)
+#define   G_000050_CRTC_CUR_MODE(x)                    (((x) >> 20) & 0x7)
+#define   C_000050_CRTC_CUR_MODE                       0xFF8FFFFF
+#define   S_000050_CRTC_EXT_DISP_EN(x)                 (((x) & 0x1) << 24)
+#define   G_000050_CRTC_EXT_DISP_EN(x)                 (((x) >> 24) & 0x1)
+#define   C_000050_CRTC_EXT_DISP_EN                    0xFEFFFFFF
+#define   S_000050_CRTC_EN(x)                          (((x) & 0x1) << 25)
+#define   G_000050_CRTC_EN(x)                          (((x) >> 25) & 0x1)
+#define   C_000050_CRTC_EN                             0xFDFFFFFF
+#define   S_000050_CRTC_DISP_REQ_EN_B(x)               (((x) & 0x1) << 26)
+#define   G_000050_CRTC_DISP_REQ_EN_B(x)               (((x) >> 26) & 0x1)
+#define   C_000050_CRTC_DISP_REQ_EN_B                  0xFBFFFFFF
+#define R_000054_CRTC_EXT_CNTL                       0x000054
+#define   S_000054_CRTC_VGA_XOVERSCAN(x)               (((x) & 0x1) << 0)
+#define   G_000054_CRTC_VGA_XOVERSCAN(x)               (((x) >> 0) & 0x1)
+#define   C_000054_CRTC_VGA_XOVERSCAN                  0xFFFFFFFE
+#define   S_000054_VGA_BLINK_RATE(x)                   (((x) & 0x3) << 1)
+#define   G_000054_VGA_BLINK_RATE(x)                   (((x) >> 1) & 0x3)
+#define   C_000054_VGA_BLINK_RATE                      0xFFFFFFF9
+#define   S_000054_VGA_ATI_LINEAR(x)                   (((x) & 0x1) << 3)
+#define   G_000054_VGA_ATI_LINEAR(x)                   (((x) >> 3) & 0x1)
+#define   C_000054_VGA_ATI_LINEAR                      0xFFFFFFF7
+#define   S_000054_VGA_128KAP_PAGING(x)                (((x) & 0x1) << 4)
+#define   G_000054_VGA_128KAP_PAGING(x)                (((x) >> 4) & 0x1)
+#define   C_000054_VGA_128KAP_PAGING                   0xFFFFFFEF
+#define   S_000054_VGA_TEXT_132(x)                     (((x) & 0x1) << 5)
+#define   G_000054_VGA_TEXT_132(x)                     (((x) >> 5) & 0x1)
+#define   C_000054_VGA_TEXT_132                        0xFFFFFFDF
+#define   S_000054_VGA_XCRT_CNT_EN(x)                  (((x) & 0x1) << 6)
+#define   G_000054_VGA_XCRT_CNT_EN(x)                  (((x) >> 6) & 0x1)
+#define   C_000054_VGA_XCRT_CNT_EN                     0xFFFFFFBF
+#define   S_000054_CRTC_HSYNC_DIS(x)                   (((x) & 0x1) << 8)
+#define   G_000054_CRTC_HSYNC_DIS(x)                   (((x) >> 8) & 0x1)
+#define   C_000054_CRTC_HSYNC_DIS                      0xFFFFFEFF
+#define   S_000054_CRTC_VSYNC_DIS(x)                   (((x) & 0x1) << 9)
+#define   G_000054_CRTC_VSYNC_DIS(x)                   (((x) >> 9) & 0x1)
+#define   C_000054_CRTC_VSYNC_DIS                      0xFFFFFDFF
+#define   S_000054_CRTC_DISPLAY_DIS(x)                 (((x) & 0x1) << 10)
+#define   G_000054_CRTC_DISPLAY_DIS(x)                 (((x) >> 10) & 0x1)
+#define   C_000054_CRTC_DISPLAY_DIS                    0xFFFFFBFF
+#define   S_000054_CRTC_SYNC_TRISTATE(x)               (((x) & 0x1) << 11)
+#define   G_000054_CRTC_SYNC_TRISTATE(x)               (((x) >> 11) & 0x1)
+#define   C_000054_CRTC_SYNC_TRISTATE                  0xFFFFF7FF
+#define   S_000054_CRTC_HSYNC_TRISTATE(x)              (((x) & 0x1) << 12)
+#define   G_000054_CRTC_HSYNC_TRISTATE(x)              (((x) >> 12) & 0x1)
+#define   C_000054_CRTC_HSYNC_TRISTATE                 0xFFFFEFFF
+#define   S_000054_CRTC_VSYNC_TRISTATE(x)              (((x) & 0x1) << 13)
+#define   G_000054_CRTC_VSYNC_TRISTATE(x)              (((x) >> 13) & 0x1)
+#define   C_000054_CRTC_VSYNC_TRISTATE                 0xFFFFDFFF
+#define   S_000054_CRT_ON(x)                           (((x) & 0x1) << 15)
+#define   G_000054_CRT_ON(x)                           (((x) >> 15) & 0x1)
+#define   C_000054_CRT_ON                              0xFFFF7FFF
+#define   S_000054_VGA_CUR_B_TEST(x)                   (((x) & 0x1) << 17)
+#define   G_000054_VGA_CUR_B_TEST(x)                   (((x) >> 17) & 0x1)
+#define   C_000054_VGA_CUR_B_TEST                      0xFFFDFFFF
+#define   S_000054_VGA_PACK_DIS(x)                     (((x) & 0x1) << 18)
+#define   G_000054_VGA_PACK_DIS(x)                     (((x) >> 18) & 0x1)
+#define   C_000054_VGA_PACK_DIS                        0xFFFBFFFF
+#define   S_000054_VGA_MEM_PS_EN(x)                    (((x) & 0x1) << 19)
+#define   G_000054_VGA_MEM_PS_EN(x)                    (((x) >> 19) & 0x1)
+#define   C_000054_VGA_MEM_PS_EN                       0xFFF7FFFF
+#define   S_000054_VCRTC_IDX_MASTER(x)                 (((x) & 0x7F) << 24)
+#define   G_000054_VCRTC_IDX_MASTER(x)                 (((x) >> 24) & 0x7F)
+#define   C_000054_VCRTC_IDX_MASTER                    0x80FFFFFF
+#define R_000148_MC_FB_LOCATION                      0x000148
+#define   S_000148_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000148_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000148_MC_FB_START                         0xFFFF0000
+#define   S_000148_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000148_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000148_MC_FB_TOP                           0x0000FFFF
+#define R_00014C_MC_AGP_LOCATION                     0x00014C
+#define   S_00014C_MC_AGP_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_00014C_MC_AGP_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_00014C_MC_AGP_START                        0xFFFF0000
+#define   S_00014C_MC_AGP_TOP(x)                       (((x) & 0xFFFF) << 16)
+#define   G_00014C_MC_AGP_TOP(x)                       (((x) >> 16) & 0xFFFF)
+#define   C_00014C_MC_AGP_TOP                          0x0000FFFF
+#define R_000170_AGP_BASE                            0x000170
+#define   S_000170_AGP_BASE_ADDR(x)                    (((x) & 0xFFFFFFFF) << 0)
+#define   G_000170_AGP_BASE_ADDR(x)                    (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000170_AGP_BASE_ADDR                       0x00000000
+#define R_00023C_DISPLAY_BASE_ADDR                   0x00023C
+#define   S_00023C_DISPLAY_BASE_ADDR(x)                (((x) & 0xFFFFFFFF) << 0)
+#define   G_00023C_DISPLAY_BASE_ADDR(x)                (((x) >> 0) & 0xFFFFFFFF)
+#define   C_00023C_DISPLAY_BASE_ADDR                   0x00000000
+#define R_000260_CUR_OFFSET                          0x000260
+#define   S_000260_CUR_OFFSET(x)                       (((x) & 0x7FFFFFF) << 0)
+#define   G_000260_CUR_OFFSET(x)                       (((x) >> 0) & 0x7FFFFFF)
+#define   C_000260_CUR_OFFSET                          0xF8000000
+#define   S_000260_CUR_LOCK(x)                         (((x) & 0x1) << 31)
+#define   G_000260_CUR_LOCK(x)                         (((x) >> 31) & 0x1)
+#define   C_000260_CUR_LOCK                            0x7FFFFFFF
+#define R_00033C_CRTC2_DISPLAY_BASE_ADDR             0x00033C
+#define   S_00033C_CRTC2_DISPLAY_BASE_ADDR(x)          (((x) & 0xFFFFFFFF) << 0)
+#define   G_00033C_CRTC2_DISPLAY_BASE_ADDR(x)          (((x) >> 0) & 0xFFFFFFFF)
+#define   C_00033C_CRTC2_DISPLAY_BASE_ADDR             0x00000000
+#define R_000360_CUR2_OFFSET                         0x000360
+#define   S_000360_CUR2_OFFSET(x)                      (((x) & 0x7FFFFFF) << 0)
+#define   G_000360_CUR2_OFFSET(x)                      (((x) >> 0) & 0x7FFFFFF)
+#define   C_000360_CUR2_OFFSET                         0xF8000000
+#define   S_000360_CUR2_LOCK(x)                        (((x) & 0x1) << 31)
+#define   G_000360_CUR2_LOCK(x)                        (((x) >> 31) & 0x1)
+#define   C_000360_CUR2_LOCK                           0x7FFFFFFF
+#define R_0003C2_GENMO_WT                            0x0003C0
+#define   S_0003C2_GENMO_MONO_ADDRESS_B(x)             (((x) & 0x1) << 0)
+#define   G_0003C2_GENMO_MONO_ADDRESS_B(x)             (((x) >> 0) & 0x1)
+#define   C_0003C2_GENMO_MONO_ADDRESS_B                0xFE
+#define   S_0003C2_VGA_RAM_EN(x)                       (((x) & 0x1) << 1)
+#define   G_0003C2_VGA_RAM_EN(x)                       (((x) >> 1) & 0x1)
+#define   C_0003C2_VGA_RAM_EN                          0xFD
+#define   S_0003C2_VGA_CKSEL(x)                        (((x) & 0x3) << 2)
+#define   G_0003C2_VGA_CKSEL(x)                        (((x) >> 2) & 0x3)
+#define   C_0003C2_VGA_CKSEL                           0xF3
+#define   S_0003C2_ODD_EVEN_MD_PGSEL(x)                (((x) & 0x1) << 5)
+#define   G_0003C2_ODD_EVEN_MD_PGSEL(x)                (((x) >> 5) & 0x1)
+#define   C_0003C2_ODD_EVEN_MD_PGSEL                   0xDF
+#define   S_0003C2_VGA_HSYNC_POL(x)                    (((x) & 0x1) << 6)
+#define   G_0003C2_VGA_HSYNC_POL(x)                    (((x) >> 6) & 0x1)
+#define   C_0003C2_VGA_HSYNC_POL                       0xBF
+#define   S_0003C2_VGA_VSYNC_POL(x)                    (((x) & 0x1) << 7)
+#define   G_0003C2_VGA_VSYNC_POL(x)                    (((x) >> 7) & 0x1)
+#define   C_0003C2_VGA_VSYNC_POL                       0x7F
+#define R_0003F8_CRTC2_GEN_CNTL                      0x0003F8
+#define   S_0003F8_CRTC2_DBL_SCAN_EN(x)                (((x) & 0x1) << 0)
+#define   G_0003F8_CRTC2_DBL_SCAN_EN(x)                (((x) >> 0) & 0x1)
+#define   C_0003F8_CRTC2_DBL_SCAN_EN                   0xFFFFFFFE
+#define   S_0003F8_CRTC2_INTERLACE_EN(x)               (((x) & 0x1) << 1)
+#define   G_0003F8_CRTC2_INTERLACE_EN(x)               (((x) >> 1) & 0x1)
+#define   C_0003F8_CRTC2_INTERLACE_EN                  0xFFFFFFFD
+#define   S_0003F8_CRTC2_SYNC_TRISTATE(x)              (((x) & 0x1) << 4)
+#define   G_0003F8_CRTC2_SYNC_TRISTATE(x)              (((x) >> 4) & 0x1)
+#define   C_0003F8_CRTC2_SYNC_TRISTATE                 0xFFFFFFEF
+#define   S_0003F8_CRTC2_HSYNC_TRISTATE(x)             (((x) & 0x1) << 5)
+#define   G_0003F8_CRTC2_HSYNC_TRISTATE(x)             (((x) >> 5) & 0x1)
+#define   C_0003F8_CRTC2_HSYNC_TRISTATE                0xFFFFFFDF
+#define   S_0003F8_CRTC2_VSYNC_TRISTATE(x)             (((x) & 0x1) << 6)
+#define   G_0003F8_CRTC2_VSYNC_TRISTATE(x)             (((x) >> 6) & 0x1)
+#define   C_0003F8_CRTC2_VSYNC_TRISTATE                0xFFFFFFBF
+#define   S_0003F8_CRT2_ON(x)                          (((x) & 0x1) << 7)
+#define   G_0003F8_CRT2_ON(x)                          (((x) >> 7) & 0x1)
+#define   C_0003F8_CRT2_ON                             0xFFFFFF7F
+#define   S_0003F8_CRTC2_PIX_WIDTH(x)                  (((x) & 0xF) << 8)
+#define   G_0003F8_CRTC2_PIX_WIDTH(x)                  (((x) >> 8) & 0xF)
+#define   C_0003F8_CRTC2_PIX_WIDTH                     0xFFFFF0FF
+#define   S_0003F8_CRTC2_ICON_EN(x)                    (((x) & 0x1) << 15)
+#define   G_0003F8_CRTC2_ICON_EN(x)                    (((x) >> 15) & 0x1)
+#define   C_0003F8_CRTC2_ICON_EN                       0xFFFF7FFF
+#define   S_0003F8_CRTC2_CUR_EN(x)                     (((x) & 0x1) << 16)
+#define   G_0003F8_CRTC2_CUR_EN(x)                     (((x) >> 16) & 0x1)
+#define   C_0003F8_CRTC2_CUR_EN                        0xFFFEFFFF
+#define   S_0003F8_CRTC2_CUR_MODE(x)                   (((x) & 0x7) << 20)
+#define   G_0003F8_CRTC2_CUR_MODE(x)                   (((x) >> 20) & 0x7)
+#define   C_0003F8_CRTC2_CUR_MODE                      0xFF8FFFFF
+#define   S_0003F8_CRTC2_DISPLAY_DIS(x)                (((x) & 0x1) << 23)
+#define   G_0003F8_CRTC2_DISPLAY_DIS(x)                (((x) >> 23) & 0x1)
+#define   C_0003F8_CRTC2_DISPLAY_DIS                   0xFF7FFFFF
+#define   S_0003F8_CRTC2_EN(x)                         (((x) & 0x1) << 25)
+#define   G_0003F8_CRTC2_EN(x)                         (((x) >> 25) & 0x1)
+#define   C_0003F8_CRTC2_EN                            0xFDFFFFFF
+#define   S_0003F8_CRTC2_DISP_REQ_EN_B(x)              (((x) & 0x1) << 26)
+#define   G_0003F8_CRTC2_DISP_REQ_EN_B(x)              (((x) >> 26) & 0x1)
+#define   C_0003F8_CRTC2_DISP_REQ_EN_B                 0xFBFFFFFF
+#define   S_0003F8_CRTC2_C_SYNC_EN(x)                  (((x) & 0x1) << 27)
+#define   G_0003F8_CRTC2_C_SYNC_EN(x)                  (((x) >> 27) & 0x1)
+#define   C_0003F8_CRTC2_C_SYNC_EN                     0xF7FFFFFF
+#define   S_0003F8_CRTC2_HSYNC_DIS(x)                  (((x) & 0x1) << 28)
+#define   G_0003F8_CRTC2_HSYNC_DIS(x)                  (((x) >> 28) & 0x1)
+#define   C_0003F8_CRTC2_HSYNC_DIS                     0xEFFFFFFF
+#define   S_0003F8_CRTC2_VSYNC_DIS(x)                  (((x) & 0x1) << 29)
+#define   G_0003F8_CRTC2_VSYNC_DIS(x)                  (((x) >> 29) & 0x1)
+#define   C_0003F8_CRTC2_VSYNC_DIS                     0xDFFFFFFF
+#define R_000420_OV0_SCALE_CNTL                      0x000420
+#define   S_000420_OV0_NO_READ_BEHIND_SCAN(x)          (((x) & 0x1) << 1)
+#define   G_000420_OV0_NO_READ_BEHIND_SCAN(x)          (((x) >> 1) & 0x1)
+#define   C_000420_OV0_NO_READ_BEHIND_SCAN             0xFFFFFFFD
+#define   S_000420_OV0_HORZ_PICK_NEAREST(x)            (((x) & 0x1) << 2)
+#define   G_000420_OV0_HORZ_PICK_NEAREST(x)            (((x) >> 2) & 0x1)
+#define   C_000420_OV0_HORZ_PICK_NEAREST               0xFFFFFFFB
+#define   S_000420_OV0_VERT_PICK_NEAREST(x)            (((x) & 0x1) << 3)
+#define   G_000420_OV0_VERT_PICK_NEAREST(x)            (((x) >> 3) & 0x1)
+#define   C_000420_OV0_VERT_PICK_NEAREST               0xFFFFFFF7
+#define   S_000420_OV0_SIGNED_UV(x)                    (((x) & 0x1) << 4)
+#define   G_000420_OV0_SIGNED_UV(x)                    (((x) >> 4) & 0x1)
+#define   C_000420_OV0_SIGNED_UV                       0xFFFFFFEF
+#define   S_000420_OV0_GAMMA_SEL(x)                    (((x) & 0x7) << 5)
+#define   G_000420_OV0_GAMMA_SEL(x)                    (((x) >> 5) & 0x7)
+#define   C_000420_OV0_GAMMA_SEL                       0xFFFFFF1F
+#define   S_000420_OV0_SURFACE_FORMAT(x)               (((x) & 0xF) << 8)
+#define   G_000420_OV0_SURFACE_FORMAT(x)               (((x) >> 8) & 0xF)
+#define   C_000420_OV0_SURFACE_FORMAT                  0xFFFFF0FF
+#define   S_000420_OV0_ADAPTIVE_DEINT(x)               (((x) & 0x1) << 12)
+#define   G_000420_OV0_ADAPTIVE_DEINT(x)               (((x) >> 12) & 0x1)
+#define   C_000420_OV0_ADAPTIVE_DEINT                  0xFFFFEFFF
+#define   S_000420_OV0_CRTC_SEL(x)                     (((x) & 0x1) << 14)
+#define   G_000420_OV0_CRTC_SEL(x)                     (((x) >> 14) & 0x1)
+#define   C_000420_OV0_CRTC_SEL                        0xFFFFBFFF
+#define   S_000420_OV0_BURST_PER_PLANE(x)              (((x) & 0x7F) << 16)
+#define   G_000420_OV0_BURST_PER_PLANE(x)              (((x) >> 16) & 0x7F)
+#define   C_000420_OV0_BURST_PER_PLANE                 0xFF80FFFF
+#define   S_000420_OV0_DOUBLE_BUFFER_REGS(x)           (((x) & 0x1) << 24)
+#define   G_000420_OV0_DOUBLE_BUFFER_REGS(x)           (((x) >> 24) & 0x1)
+#define   C_000420_OV0_DOUBLE_BUFFER_REGS              0xFEFFFFFF
+#define   S_000420_OV0_BANDWIDTH(x)                    (((x) & 0x1) << 26)
+#define   G_000420_OV0_BANDWIDTH(x)                    (((x) >> 26) & 0x1)
+#define   C_000420_OV0_BANDWIDTH                       0xFBFFFFFF
+#define   S_000420_OV0_LIN_TRANS_BYPASS(x)             (((x) & 0x1) << 28)
+#define   G_000420_OV0_LIN_TRANS_BYPASS(x)             (((x) >> 28) & 0x1)
+#define   C_000420_OV0_LIN_TRANS_BYPASS                0xEFFFFFFF
+#define   S_000420_OV0_INT_EMU(x)                      (((x) & 0x1) << 29)
+#define   G_000420_OV0_INT_EMU(x)                      (((x) >> 29) & 0x1)
+#define   C_000420_OV0_INT_EMU                         0xDFFFFFFF
+#define   S_000420_OV0_OVERLAY_EN(x)                   (((x) & 0x1) << 30)
+#define   G_000420_OV0_OVERLAY_EN(x)                   (((x) >> 30) & 0x1)
+#define   C_000420_OV0_OVERLAY_EN                      0xBFFFFFFF
+#define   S_000420_OV0_SOFT_RESET(x)                   (((x) & 0x1) << 31)
+#define   G_000420_OV0_SOFT_RESET(x)                   (((x) >> 31) & 0x1)
+#define   C_000420_OV0_SOFT_RESET                      0x7FFFFFFF
+#define R_00070C_CP_RB_RPTR_ADDR                     0x00070C
+#define   S_00070C_RB_RPTR_SWAP(x)                     (((x) & 0x3) << 0)
+#define   G_00070C_RB_RPTR_SWAP(x)                     (((x) >> 0) & 0x3)
+#define   C_00070C_RB_RPTR_SWAP                        0xFFFFFFFC
+#define   S_00070C_RB_RPTR_ADDR(x)                     (((x) & 0x3FFFFFFF) << 2)
+#define   G_00070C_RB_RPTR_ADDR(x)                     (((x) >> 2) & 0x3FFFFFFF)
+#define   C_00070C_RB_RPTR_ADDR                        0x00000003
+#define R_000740_CP_CSQ_CNTL                         0x000740
+#define   S_000740_CSQ_CNT_PRIMARY(x)                  (((x) & 0xFF) << 0)
+#define   G_000740_CSQ_CNT_PRIMARY(x)                  (((x) >> 0) & 0xFF)
+#define   C_000740_CSQ_CNT_PRIMARY                     0xFFFFFF00
+#define   S_000740_CSQ_CNT_INDIRECT(x)                 (((x) & 0xFF) << 8)
+#define   G_000740_CSQ_CNT_INDIRECT(x)                 (((x) >> 8) & 0xFF)
+#define   C_000740_CSQ_CNT_INDIRECT                    0xFFFF00FF
+#define   S_000740_CSQ_MODE(x)                         (((x) & 0xF) << 28)
+#define   G_000740_CSQ_MODE(x)                         (((x) >> 28) & 0xF)
+#define   C_000740_CSQ_MODE                            0x0FFFFFFF
+#define R_000770_SCRATCH_UMSK                        0x000770
+#define   S_000770_SCRATCH_UMSK(x)                     (((x) & 0x3F) << 0)
+#define   G_000770_SCRATCH_UMSK(x)                     (((x) >> 0) & 0x3F)
+#define   C_000770_SCRATCH_UMSK                        0xFFFFFFC0
+#define   S_000770_SCRATCH_SWAP(x)                     (((x) & 0x3) << 16)
+#define   G_000770_SCRATCH_SWAP(x)                     (((x) >> 16) & 0x3)
+#define   C_000770_SCRATCH_SWAP                        0xFFFCFFFF
+#define R_000774_SCRATCH_ADDR                        0x000774
+#define   S_000774_SCRATCH_ADDR(x)                     (((x) & 0x7FFFFFF) << 5)
+#define   G_000774_SCRATCH_ADDR(x)                     (((x) >> 5) & 0x7FFFFFF)
+#define   C_000774_SCRATCH_ADDR                        0x0000001F
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_SE_BUSY(x)                          (((x) & 0x1) << 20)
+#define   G_000E40_SE_BUSY(x)                          (((x) >> 20) & 0x1)
+#define   C_000E40_SE_BUSY                             0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+
+
+#define R_00000D_SCLK_CNTL                           0x00000D
+#define   S_00000D_SCLK_SRC_SEL(x)                     (((x) & 0x7) << 0)
+#define   G_00000D_SCLK_SRC_SEL(x)                     (((x) >> 0) & 0x7)
+#define   C_00000D_SCLK_SRC_SEL                        0xFFFFFFF8
+#define   S_00000D_TCLK_SRC_SEL(x)                     (((x) & 0x7) << 8)
+#define   G_00000D_TCLK_SRC_SEL(x)                     (((x) >> 8) & 0x7)
+#define   C_00000D_TCLK_SRC_SEL                        0xFFFFF8FF
+#define   S_00000D_FORCE_CP(x)                         (((x) & 0x1) << 16)
+#define   G_00000D_FORCE_CP(x)                         (((x) >> 16) & 0x1)
+#define   C_00000D_FORCE_CP                            0xFFFEFFFF
+#define   S_00000D_FORCE_HDP(x)                        (((x) & 0x1) << 17)
+#define   G_00000D_FORCE_HDP(x)                        (((x) >> 17) & 0x1)
+#define   C_00000D_FORCE_HDP                           0xFFFDFFFF
+#define   S_00000D_FORCE_DISP(x)                       (((x) & 0x1) << 18)
+#define   G_00000D_FORCE_DISP(x)                       (((x) >> 18) & 0x1)
+#define   C_00000D_FORCE_DISP                          0xFFFBFFFF
+#define   S_00000D_FORCE_TOP(x)                        (((x) & 0x1) << 19)
+#define   G_00000D_FORCE_TOP(x)                        (((x) >> 19) & 0x1)
+#define   C_00000D_FORCE_TOP                           0xFFF7FFFF
+#define   S_00000D_FORCE_E2(x)                         (((x) & 0x1) << 20)
+#define   G_00000D_FORCE_E2(x)                         (((x) >> 20) & 0x1)
+#define   C_00000D_FORCE_E2                            0xFFEFFFFF
+#define   S_00000D_FORCE_SE(x)                         (((x) & 0x1) << 21)
+#define   G_00000D_FORCE_SE(x)                         (((x) >> 21) & 0x1)
+#define   C_00000D_FORCE_SE                            0xFFDFFFFF
+#define   S_00000D_FORCE_IDCT(x)                       (((x) & 0x1) << 22)
+#define   G_00000D_FORCE_IDCT(x)                       (((x) >> 22) & 0x1)
+#define   C_00000D_FORCE_IDCT                          0xFFBFFFFF
+#define   S_00000D_FORCE_VIP(x)                        (((x) & 0x1) << 23)
+#define   G_00000D_FORCE_VIP(x)                        (((x) >> 23) & 0x1)
+#define   C_00000D_FORCE_VIP                           0xFF7FFFFF
+#define   S_00000D_FORCE_RE(x)                         (((x) & 0x1) << 24)
+#define   G_00000D_FORCE_RE(x)                         (((x) >> 24) & 0x1)
+#define   C_00000D_FORCE_RE                            0xFEFFFFFF
+#define   S_00000D_FORCE_PB(x)                         (((x) & 0x1) << 25)
+#define   G_00000D_FORCE_PB(x)                         (((x) >> 25) & 0x1)
+#define   C_00000D_FORCE_PB                            0xFDFFFFFF
+#define   S_00000D_FORCE_TAM(x)                        (((x) & 0x1) << 26)
+#define   G_00000D_FORCE_TAM(x)                        (((x) >> 26) & 0x1)
+#define   C_00000D_FORCE_TAM                           0xFBFFFFFF
+#define   S_00000D_FORCE_TDM(x)                        (((x) & 0x1) << 27)
+#define   G_00000D_FORCE_TDM(x)                        (((x) >> 27) & 0x1)
+#define   C_00000D_FORCE_TDM                           0xF7FFFFFF
+#define   S_00000D_FORCE_RB(x)                         (((x) & 0x1) << 28)
+#define   G_00000D_FORCE_RB(x)                         (((x) >> 28) & 0x1)
+#define   C_00000D_FORCE_RB                            0xEFFFFFFF
+
+
+#endif
diff --git a/drivers/gpu/drm/radeon/r200.c b/drivers/gpu/drm/radeon/r200.c
new file mode 100644
index 000000000000..eb740fc3549f
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r200.c
@@ -0,0 +1,454 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon_reg.h"
+#include "radeon.h"
+
+#include "r200_reg_safe.h"
+
+#include "r100_track.h"
+
+static int r200_get_vtx_size_0(uint32_t vtx_fmt_0)
+{
+	int vtx_size, i;
+	vtx_size = 2;
+
+	if (vtx_fmt_0 & R200_VTX_Z0)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_W0)
+		vtx_size++;
+	/* blend weight */
+	if (vtx_fmt_0 & (0x7 << R200_VTX_WEIGHT_COUNT_SHIFT))
+		vtx_size += (vtx_fmt_0 >> R200_VTX_WEIGHT_COUNT_SHIFT) & 0x7;
+	if (vtx_fmt_0 & R200_VTX_PV_MATRIX_SEL)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_N0)
+		vtx_size += 3;
+	if (vtx_fmt_0 & R200_VTX_POINT_SIZE)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_DISCRETE_FOG)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_SHININESS_0)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_SHININESS_1)
+		vtx_size++;
+	for (i = 0; i < 8; i++) {
+		int color_size = (vtx_fmt_0 >> (11 + 2*i)) & 0x3;
+		switch (color_size) {
+		case 0: break;
+		case 1: vtx_size++; break;
+		case 2: vtx_size += 3; break;
+		case 3: vtx_size += 4; break;
+		}
+	}
+	if (vtx_fmt_0 & R200_VTX_XY1)
+		vtx_size += 2;
+	if (vtx_fmt_0 & R200_VTX_Z1)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_W1)
+		vtx_size++;
+	if (vtx_fmt_0 & R200_VTX_N1)
+		vtx_size += 3;
+	return vtx_size;
+}
+
+static int r200_get_vtx_size_1(uint32_t vtx_fmt_1)
+{
+	int vtx_size, i, tex_size;
+	vtx_size = 0;
+	for (i = 0; i < 6; i++) {
+		tex_size = (vtx_fmt_1 >> (i * 3)) & 0x7;
+		if (tex_size > 4)
+			continue;
+		vtx_size += tex_size;
+	}
+	return vtx_size;
+}
+
+int r200_packet0_check(struct radeon_cs_parser *p,
+		       struct radeon_cs_packet *pkt,
+		       unsigned idx, unsigned reg)
+{
+	struct radeon_cs_reloc *reloc;
+	struct r100_cs_track *track;
+	volatile uint32_t *ib;
+	uint32_t tmp;
+	int r;
+	int i;
+	int face;
+	u32 tile_flags = 0;
+	u32 idx_value;
+
+	ib = p->ib->ptr;
+	track = (struct r100_cs_track *)p->track;
+	idx_value = radeon_get_ib_value(p, idx);
+	switch (reg) {
+	case RADEON_CRTC_GUI_TRIG_VLINE:
+		r = r100_cs_packet_parse_vline(p);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		break;
+		/* FIXME: only allow PACKET3 blit? easier to check for out of
+		 * range access */
+	case RADEON_DST_PITCH_OFFSET:
+	case RADEON_SRC_PITCH_OFFSET:
+		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
+		if (r)
+			return r;
+		break;
+	case RADEON_RB3D_DEPTHOFFSET:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->zb.robj = reloc->robj;
+		track->zb.offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case RADEON_RB3D_COLOROFFSET:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->cb[0].robj = reloc->robj;
+		track->cb[0].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case R200_PP_TXOFFSET_0:
+	case R200_PP_TXOFFSET_1:
+	case R200_PP_TXOFFSET_2:
+	case R200_PP_TXOFFSET_3:
+	case R200_PP_TXOFFSET_4:
+	case R200_PP_TXOFFSET_5:
+		i = (reg - R200_PP_TXOFFSET_0) / 24;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[i].robj = reloc->robj;
+		break;
+	case R200_PP_CUBIC_OFFSET_F1_0:
+	case R200_PP_CUBIC_OFFSET_F2_0:
+	case R200_PP_CUBIC_OFFSET_F3_0:
+	case R200_PP_CUBIC_OFFSET_F4_0:
+	case R200_PP_CUBIC_OFFSET_F5_0:
+	case R200_PP_CUBIC_OFFSET_F1_1:
+	case R200_PP_CUBIC_OFFSET_F2_1:
+	case R200_PP_CUBIC_OFFSET_F3_1:
+	case R200_PP_CUBIC_OFFSET_F4_1:
+	case R200_PP_CUBIC_OFFSET_F5_1:
+	case R200_PP_CUBIC_OFFSET_F1_2:
+	case R200_PP_CUBIC_OFFSET_F2_2:
+	case R200_PP_CUBIC_OFFSET_F3_2:
+	case R200_PP_CUBIC_OFFSET_F4_2:
+	case R200_PP_CUBIC_OFFSET_F5_2:
+	case R200_PP_CUBIC_OFFSET_F1_3:
+	case R200_PP_CUBIC_OFFSET_F2_3:
+	case R200_PP_CUBIC_OFFSET_F3_3:
+	case R200_PP_CUBIC_OFFSET_F4_3:
+	case R200_PP_CUBIC_OFFSET_F5_3:
+	case R200_PP_CUBIC_OFFSET_F1_4:
+	case R200_PP_CUBIC_OFFSET_F2_4:
+	case R200_PP_CUBIC_OFFSET_F3_4:
+	case R200_PP_CUBIC_OFFSET_F4_4:
+	case R200_PP_CUBIC_OFFSET_F5_4:
+	case R200_PP_CUBIC_OFFSET_F1_5:
+	case R200_PP_CUBIC_OFFSET_F2_5:
+	case R200_PP_CUBIC_OFFSET_F3_5:
+	case R200_PP_CUBIC_OFFSET_F4_5:
+	case R200_PP_CUBIC_OFFSET_F5_5:
+		i = (reg - R200_PP_TXOFFSET_0) / 24;
+		face = (reg - ((i * 24) + R200_PP_TXOFFSET_0)) / 4;
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		track->textures[i].cube_info[face - 1].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		track->textures[i].cube_info[face - 1].robj = reloc->robj;
+		break;
+	case RADEON_RE_WIDTH_HEIGHT:
+		track->maxy = ((idx_value >> 16) & 0x7FF);
+		break;
+	case RADEON_RB3D_COLORPITCH:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+
+		if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
+			tile_flags |= RADEON_COLOR_TILE_ENABLE;
+		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
+			tile_flags |= RADEON_COLOR_MICROTILE_ENABLE;
+
+		tmp = idx_value & ~(0x7 << 16);
+		tmp |= tile_flags;
+		ib[idx] = tmp;
+
+		track->cb[0].pitch = idx_value & RADEON_COLORPITCH_MASK;
+		break;
+	case RADEON_RB3D_DEPTHPITCH:
+		track->zb.pitch = idx_value & RADEON_DEPTHPITCH_MASK;
+		break;
+	case RADEON_RB3D_CNTL:
+		switch ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f) {
+		case 7:
+		case 8:
+		case 9:
+		case 11:
+		case 12:
+			track->cb[0].cpp = 1;
+			break;
+		case 3:
+		case 4:
+		case 15:
+			track->cb[0].cpp = 2;
+			break;
+		case 6:
+			track->cb[0].cpp = 4;
+			break;
+		default:
+			DRM_ERROR("Invalid color buffer format (%d) !\n",
+				  ((idx_value >> RADEON_RB3D_COLOR_FORMAT_SHIFT) & 0x1f));
+			return -EINVAL;
+		}
+		if (idx_value & RADEON_DEPTHXY_OFFSET_ENABLE) {
+			DRM_ERROR("No support for depth xy offset in kms\n");
+			return -EINVAL;
+		}
+
+		track->z_enabled = !!(idx_value & RADEON_Z_ENABLE);
+		break;
+	case RADEON_RB3D_ZSTENCILCNTL:
+		switch (idx_value & 0xf) {
+		case 0:
+			track->zb.cpp = 2;
+			break;
+		case 2:
+		case 3:
+		case 4:
+		case 5:
+		case 9:
+		case 11:
+			track->zb.cpp = 4;
+			break;
+		default:
+			break;
+		}
+		break;
+	case RADEON_RB3D_ZPASS_ADDR:
+		r = r100_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+				  idx, reg);
+			r100_cs_dump_packet(p, pkt);
+			return r;
+		}
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
+		break;
+	case RADEON_PP_CNTL:
+		{
+			uint32_t temp = idx_value >> 4;
+			for (i = 0; i < track->num_texture; i++)
+				track->textures[i].enabled = !!(temp & (1 << i));
+		}
+		break;
+	case RADEON_SE_VF_CNTL:
+		track->vap_vf_cntl = idx_value;
+		break;
+	case 0x210c:
+		/* VAP_VF_MAX_VTX_INDX */
+		track->max_indx = idx_value & 0x00FFFFFFUL;
+		break;
+	case R200_SE_VTX_FMT_0:
+		track->vtx_size = r200_get_vtx_size_0(idx_value);
+		break;
+	case R200_SE_VTX_FMT_1:
+		track->vtx_size += r200_get_vtx_size_1(idx_value);
+		break;
+	case R200_PP_TXSIZE_0:
+	case R200_PP_TXSIZE_1:
+	case R200_PP_TXSIZE_2:
+	case R200_PP_TXSIZE_3:
+	case R200_PP_TXSIZE_4:
+	case R200_PP_TXSIZE_5:
+		i = (reg - R200_PP_TXSIZE_0) / 32;
+		track->textures[i].width = (idx_value & RADEON_TEX_USIZE_MASK) + 1;
+		track->textures[i].height = ((idx_value & RADEON_TEX_VSIZE_MASK) >> RADEON_TEX_VSIZE_SHIFT) + 1;
+		break;
+	case R200_PP_TXPITCH_0:
+	case R200_PP_TXPITCH_1:
+	case R200_PP_TXPITCH_2:
+	case R200_PP_TXPITCH_3:
+	case R200_PP_TXPITCH_4:
+	case R200_PP_TXPITCH_5:
+		i = (reg - R200_PP_TXPITCH_0) / 32;
+		track->textures[i].pitch = idx_value + 32;
+		break;
+	case R200_PP_TXFILTER_0:
+	case R200_PP_TXFILTER_1:
+	case R200_PP_TXFILTER_2:
+	case R200_PP_TXFILTER_3:
+	case R200_PP_TXFILTER_4:
+	case R200_PP_TXFILTER_5:
+		i = (reg - R200_PP_TXFILTER_0) / 32;
+		track->textures[i].num_levels = ((idx_value & R200_MAX_MIP_LEVEL_MASK)
+						 >> R200_MAX_MIP_LEVEL_SHIFT);
+		tmp = (idx_value >> 23) & 0x7;
+		if (tmp == 2 || tmp == 6)
+			track->textures[i].roundup_w = false;
+		tmp = (idx_value >> 27) & 0x7;
+		if (tmp == 2 || tmp == 6)
+			track->textures[i].roundup_h = false;
+		break;
+	case R200_PP_TXMULTI_CTL_0:
+	case R200_PP_TXMULTI_CTL_1:
+	case R200_PP_TXMULTI_CTL_2:
+	case R200_PP_TXMULTI_CTL_3:
+	case R200_PP_TXMULTI_CTL_4:
+	case R200_PP_TXMULTI_CTL_5:
+		i = (reg - R200_PP_TXMULTI_CTL_0) / 32;
+		break;
+	case R200_PP_TXFORMAT_X_0:
+	case R200_PP_TXFORMAT_X_1:
+	case R200_PP_TXFORMAT_X_2:
+	case R200_PP_TXFORMAT_X_3:
+	case R200_PP_TXFORMAT_X_4:
+	case R200_PP_TXFORMAT_X_5:
+		i = (reg - R200_PP_TXFORMAT_X_0) / 32;
+		track->textures[i].txdepth = idx_value & 0x7;
+		tmp = (idx_value >> 16) & 0x3;
+		/* 2D, 3D, CUBE */
+		switch (tmp) {
+		case 0:
+		case 5:
+		case 6:
+		case 7:
+			track->textures[i].tex_coord_type = 0;
+			break;
+		case 1:
+			track->textures[i].tex_coord_type = 1;
+			break;
+		case 2:
+			track->textures[i].tex_coord_type = 2;
+			break;
+		}
+		break;
+	case R200_PP_TXFORMAT_0:
+	case R200_PP_TXFORMAT_1:
+	case R200_PP_TXFORMAT_2:
+	case R200_PP_TXFORMAT_3:
+	case R200_PP_TXFORMAT_4:
+	case R200_PP_TXFORMAT_5:
+		i = (reg - R200_PP_TXFORMAT_0) / 32;
+		if (idx_value & R200_TXFORMAT_NON_POWER2) {
+			track->textures[i].use_pitch = 1;
+		} else {
+			track->textures[i].use_pitch = 0;
+			track->textures[i].width = 1 << ((idx_value >> RADEON_TXFORMAT_WIDTH_SHIFT) & RADEON_TXFORMAT_WIDTH_MASK);
+			track->textures[i].height = 1 << ((idx_value >> RADEON_TXFORMAT_HEIGHT_SHIFT) & RADEON_TXFORMAT_HEIGHT_MASK);
+		}
+		switch ((idx_value & RADEON_TXFORMAT_FORMAT_MASK)) {
+		case R200_TXFORMAT_I8:
+		case R200_TXFORMAT_RGB332:
+		case R200_TXFORMAT_Y8:
+			track->textures[i].cpp = 1;
+			break;
+		case R200_TXFORMAT_DXT1:
+		case R200_TXFORMAT_AI88:
+		case R200_TXFORMAT_ARGB1555:
+		case R200_TXFORMAT_RGB565:
+		case R200_TXFORMAT_ARGB4444:
+		case R200_TXFORMAT_VYUY422:
+		case R200_TXFORMAT_YVYU422:
+		case R200_TXFORMAT_LDVDU655:
+		case R200_TXFORMAT_DVDU88:
+		case R200_TXFORMAT_AVYU4444:
+			track->textures[i].cpp = 2;
+			break;
+		case R200_TXFORMAT_ARGB8888:
+		case R200_TXFORMAT_RGBA8888:
+		case R200_TXFORMAT_ABGR8888:
+		case R200_TXFORMAT_BGR111110:
+		case R200_TXFORMAT_LDVDU8888:
+		case R200_TXFORMAT_DXT23:
+		case R200_TXFORMAT_DXT45:
+			track->textures[i].cpp = 4;
+			break;
+		}
+		track->textures[i].cube_info[4].width = 1 << ((idx_value >> 16) & 0xf);
+		track->textures[i].cube_info[4].height = 1 << ((idx_value >> 20) & 0xf);
+		break;
+	case R200_PP_CUBIC_FACES_0:
+	case R200_PP_CUBIC_FACES_1:
+	case R200_PP_CUBIC_FACES_2:
+	case R200_PP_CUBIC_FACES_3:
+	case R200_PP_CUBIC_FACES_4:
+	case R200_PP_CUBIC_FACES_5:
+		tmp = idx_value;
+		i = (reg - R200_PP_CUBIC_FACES_0) / 32;
+		for (face = 0; face < 4; face++) {
+			track->textures[i].cube_info[face].width = 1 << ((tmp >> (face * 8)) & 0xf);
+			track->textures[i].cube_info[face].height = 1 << ((tmp >> ((face * 8) + 4)) & 0xf);
+		}
+		break;
+	default:
+		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
+		       reg, idx);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+void r200_set_safe_registers(struct radeon_device *rdev)
+{
+	rdev->config.r100.reg_safe_bm = r200_reg_safe_bm;
+	rdev->config.r100.reg_safe_bm_size = ARRAY_SIZE(r200_reg_safe_bm);
+}
diff --git a/drivers/gpu/drm/radeon/r300.c b/drivers/gpu/drm/radeon/r300.c
index 051bca6e3a4f..2f43ee8e4048 100644
--- a/drivers/gpu/drm/radeon/r300.c
+++ b/drivers/gpu/drm/radeon/r300.c
@@ -31,47 +31,18 @@
 #include "radeon_reg.h"
 #include "radeon.h"
 #include "radeon_drm.h"
-#include "radeon_share.h"
-
-/* r300,r350,rv350,rv370,rv380 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int r100_cp_reset(struct radeon_device *rdev);
-int r100_rb2d_reset(struct radeon_device *rdev);
-int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
-int r100_pci_gart_enable(struct radeon_device *rdev);
-void r100_pci_gart_disable(struct radeon_device *rdev);
-void r100_mc_setup(struct radeon_device *rdev);
-void r100_mc_disable_clients(struct radeon_device *rdev);
-int r100_gui_wait_for_idle(struct radeon_device *rdev);
-int r100_cs_packet_parse(struct radeon_cs_parser *p,
-			 struct radeon_cs_packet *pkt,
-			 unsigned idx);
-int r100_cs_packet_parse_vline(struct radeon_cs_parser *p);
-int r100_cs_packet_next_reloc(struct radeon_cs_parser *p,
-			      struct radeon_cs_reloc **cs_reloc);
-int r100_cs_parse_packet0(struct radeon_cs_parser *p,
-			  struct radeon_cs_packet *pkt,
-			  const unsigned *auth, unsigned n,
-			  radeon_packet0_check_t check);
-void r100_cs_dump_packet(struct radeon_cs_parser *p,
-			 struct radeon_cs_packet *pkt);
-int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
-					 struct radeon_cs_packet *pkt,
-					 struct radeon_object *robj);
-
-/* This files gather functions specifics to:
- * r300,r350,rv350,rv370,rv380
- *
- * Some of these functions might be used by newer ASICs.
- */
-void r300_gpu_init(struct radeon_device *rdev);
-int r300_mc_wait_for_idle(struct radeon_device *rdev);
-int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
+#include "r100_track.h"
+#include "r300d.h"
+#include "rv350d.h"
+#include "r300_reg_safe.h"
 
+/* This files gather functions specifics to: r300,r350,rv350,rv370,rv380 */
 
 /*
  * rv370,rv380 PCIE GART
  */
+static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
+
 void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
 {
 	uint32_t tmp;
@@ -87,31 +58,62 @@ void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev)
 	mb();
 }
 
-int rv370_pcie_gart_enable(struct radeon_device *rdev)
+int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
+{
+	void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
+
+	if (i < 0 || i > rdev->gart.num_gpu_pages) {
+		return -EINVAL;
+	}
+	addr = (lower_32_bits(addr) >> 8) |
+	       ((upper_32_bits(addr) & 0xff) << 24) |
+	       0xc;
+	/* on x86 we want this to be CPU endian, on powerpc
+	 * on powerpc without HW swappers, it'll get swapped on way
+	 * into VRAM - so no need for cpu_to_le32 on VRAM tables */
+	writel(addr, ((void __iomem *)ptr) + (i * 4));
+	return 0;
+}
+
+int rv370_pcie_gart_init(struct radeon_device *rdev)
 {
-	uint32_t table_addr;
-	uint32_t tmp;
 	int r;
 
+	if (rdev->gart.table.vram.robj) {
+		WARN(1, "RV370 PCIE GART already initialized.\n");
+		return 0;
+	}
 	/* Initialize common gart structure */
 	r = radeon_gart_init(rdev);
-	if (r) {
+	if (r)
 		return r;
-	}
 	r = rv370_debugfs_pcie_gart_info_init(rdev);
-	if (r) {
+	if (r)
 		DRM_ERROR("Failed to register debugfs file for PCIE gart !\n");
-	}
 	rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
-	r = radeon_gart_table_vram_alloc(rdev);
-	if (r) {
-		return r;
+	rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
+	rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
+	return radeon_gart_table_vram_alloc(rdev);
+}
+
+int rv370_pcie_gart_enable(struct radeon_device *rdev)
+{
+	uint32_t table_addr;
+	uint32_t tmp;
+	int r;
+
+	if (rdev->gart.table.vram.robj == NULL) {
+		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+		return -EINVAL;
 	}
+	r = radeon_gart_table_vram_pin(rdev);
+	if (r)
+		return r;
 	/* discard memory request outside of configured range */
 	tmp = RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD;
 	WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
 	WREG32_PCIE(RADEON_PCIE_TX_GART_START_LO, rdev->mc.gtt_location);
-	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 4096;
+	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - RADEON_GPU_PAGE_SIZE;
 	WREG32_PCIE(RADEON_PCIE_TX_GART_END_LO, tmp);
 	WREG32_PCIE(RADEON_PCIE_TX_GART_START_HI, 0);
 	WREG32_PCIE(RADEON_PCIE_TX_GART_END_HI, 0);
@@ -128,7 +130,7 @@ int rv370_pcie_gart_enable(struct radeon_device *rdev)
 	WREG32_PCIE(RADEON_PCIE_TX_GART_CNTL, tmp);
 	rv370_pcie_gart_tlb_flush(rdev);
 	DRM_INFO("PCIE GART of %uM enabled (table at 0x%08X).\n",
-		 rdev->mc.gtt_size >> 20, table_addr);
+		 (unsigned)(rdev->mc.gtt_size >> 20), table_addr);
 	rdev->gart.ready = true;
 	return 0;
 }
@@ -146,106 +148,13 @@ void rv370_pcie_gart_disable(struct radeon_device *rdev)
 	}
 }
 
-int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
-{
-	void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
-
-	if (i < 0 || i > rdev->gart.num_gpu_pages) {
-		return -EINVAL;
-	}
-	addr = (lower_32_bits(addr) >> 8) |
-	       ((upper_32_bits(addr) & 0xff) << 24) |
-	       0xc;
-	/* on x86 we want this to be CPU endian, on powerpc
-	 * on powerpc without HW swappers, it'll get swapped on way
-	 * into VRAM - so no need for cpu_to_le32 on VRAM tables */
-	writel(addr, ((void __iomem *)ptr) + (i * 4));
-	return 0;
-}
-
-int r300_gart_enable(struct radeon_device *rdev)
-{
-#if __OS_HAS_AGP
-	if (rdev->flags & RADEON_IS_AGP) {
-		if (rdev->family > CHIP_RV350) {
-			rv370_pcie_gart_disable(rdev);
-		} else {
-			r100_pci_gart_disable(rdev);
-		}
-		return 0;
-	}
-#endif
-	if (rdev->flags & RADEON_IS_PCIE) {
-		rdev->asic->gart_disable = &rv370_pcie_gart_disable;
-		rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
-		rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
-		return rv370_pcie_gart_enable(rdev);
-	}
-	return r100_pci_gart_enable(rdev);
-}
-
-
-/*
- * MC
- */
-int r300_mc_init(struct radeon_device *rdev)
-{
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-
-	r300_gpu_init(rdev);
-	r100_pci_gart_disable(rdev);
-	if (rdev->flags & RADEON_IS_PCIE) {
-		rv370_pcie_gart_disable(rdev);
-	}
-
-	/* Setup GPU memory space */
-	rdev->mc.vram_location = 0xFFFFFFFFUL;
-	rdev->mc.gtt_location = 0xFFFFFFFFUL;
-	if (rdev->flags & RADEON_IS_AGP) {
-		r = radeon_agp_init(rdev);
-		if (r) {
-			printk(KERN_WARNING "[drm] Disabling AGP\n");
-			rdev->flags &= ~RADEON_IS_AGP;
-			rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
-		} else {
-			rdev->mc.gtt_location = rdev->mc.agp_base;
-		}
-	}
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	/* Program GPU memory space */
-	r100_mc_disable_clients(rdev);
-	if (r300_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	r100_mc_setup(rdev);
-	return 0;
-}
-
-void r300_mc_fini(struct radeon_device *rdev)
+void rv370_pcie_gart_fini(struct radeon_device *rdev)
 {
-	if (rdev->flags & RADEON_IS_PCIE) {
-		rv370_pcie_gart_disable(rdev);
-		radeon_gart_table_vram_free(rdev);
-	} else {
-		r100_pci_gart_disable(rdev);
-		radeon_gart_table_ram_free(rdev);
-	}
+	rv370_pcie_gart_disable(rdev);
+	radeon_gart_table_vram_free(rdev);
 	radeon_gart_fini(rdev);
 }
 
-
-/*
- * Fence emission
- */
 void r300_fence_ring_emit(struct radeon_device *rdev,
 			  struct radeon_fence *fence)
 {
@@ -271,10 +180,6 @@ void r300_fence_ring_emit(struct radeon_device *rdev,
 	radeon_ring_write(rdev, RADEON_SW_INT_FIRE);
 }
 
-
-/*
- * Global GPU functions
- */
 int r300_copy_dma(struct radeon_device *rdev,
 		  uint64_t src_offset,
 		  uint64_t dst_offset,
@@ -593,11 +498,6 @@ void r300_vram_info(struct radeon_device *rdev)
 	r100_vram_init_sizes(rdev);
 }
 
-
-/*
- * PCIE Lanes
- */
-
 void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
 {
 	uint32_t link_width_cntl, mask;
@@ -657,10 +557,6 @@ void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes)
 
 }
 
-
-/*
- * Debugfs info
- */
 #if defined(CONFIG_DEBUG_FS)
 static int rv370_debugfs_pcie_gart_info(struct seq_file *m, void *data)
 {
@@ -691,7 +587,7 @@ static struct drm_info_list rv370_pcie_gart_info_list[] = {
 };
 #endif
 
-int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
+static int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
 {
 #if defined(CONFIG_DEBUG_FS)
 	return radeon_debugfs_add_files(rdev, rv370_pcie_gart_info_list, 1);
@@ -700,319 +596,22 @@ int rv370_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
 #endif
 }
 
-
-/*
- * CS functions
- */
-struct r300_cs_track_cb {
-	struct radeon_object	*robj;
-	unsigned		pitch;
-	unsigned		cpp;
-	unsigned		offset;
-};
-
-struct r300_cs_track_array {
-	struct radeon_object	*robj;
-	unsigned		esize;
-};
-
-struct r300_cs_track_texture {
-	struct radeon_object	*robj;
-	unsigned		pitch;
-	unsigned		width;
-	unsigned		height;
-	unsigned		num_levels;
-	unsigned		cpp;
-	unsigned		tex_coord_type;
-	unsigned		txdepth;
-	unsigned		width_11;
-	unsigned		height_11;
-	bool			use_pitch;
-	bool			enabled;
-	bool			roundup_w;
-	bool			roundup_h;
-};
-
-struct r300_cs_track {
-	unsigned			num_cb;
-	unsigned			maxy;
-	unsigned			vtx_size;
-	unsigned			vap_vf_cntl;
-	unsigned			immd_dwords;
-	unsigned			num_arrays;
-	unsigned			max_indx;
-	struct r300_cs_track_array	arrays[11];
-	struct r300_cs_track_cb 	cb[4];
-	struct r300_cs_track_cb 	zb;
-	struct r300_cs_track_texture	textures[16];
-	bool				z_enabled;
-};
-
-static inline void r300_cs_track_texture_print(struct r300_cs_track_texture *t)
-{
-	DRM_ERROR("pitch                      %d\n", t->pitch);
-	DRM_ERROR("width                      %d\n", t->width);
-	DRM_ERROR("height                     %d\n", t->height);
-	DRM_ERROR("num levels                 %d\n", t->num_levels);
-	DRM_ERROR("depth                      %d\n", t->txdepth);
-	DRM_ERROR("bpp                        %d\n", t->cpp);
-	DRM_ERROR("coordinate type            %d\n", t->tex_coord_type);
-	DRM_ERROR("width round to power of 2  %d\n", t->roundup_w);
-	DRM_ERROR("height round to power of 2 %d\n", t->roundup_h);
-}
-
-static inline int r300_cs_track_texture_check(struct radeon_device *rdev,
-					      struct r300_cs_track *track)
-{
-	struct radeon_object *robj;
-	unsigned long size;
-	unsigned u, i, w, h;
-
-	for (u = 0; u < 16; u++) {
-		if (!track->textures[u].enabled)
-			continue;
-		robj = track->textures[u].robj;
-		if (robj == NULL) {
-			DRM_ERROR("No texture bound to unit %u\n", u);
-			return -EINVAL;
-		}
-		size = 0;
-		for (i = 0; i <= track->textures[u].num_levels; i++) {
-			if (track->textures[u].use_pitch) {
-				w = track->textures[u].pitch / (1 << i);
-			} else {
-				w = track->textures[u].width / (1 << i);
-				if (rdev->family >= CHIP_RV515)
-					w |= track->textures[u].width_11;
-				if (track->textures[u].roundup_w)
-					w = roundup_pow_of_two(w);
-			}
-			h = track->textures[u].height / (1 << i);
-			if (rdev->family >= CHIP_RV515)
-				h |= track->textures[u].height_11;
-			if (track->textures[u].roundup_h)
-				h = roundup_pow_of_two(h);
-			size += w * h;
-		}
-		size *= track->textures[u].cpp;
-		switch (track->textures[u].tex_coord_type) {
-		case 0:
-			break;
-		case 1:
-			size *= (1 << track->textures[u].txdepth);
-			break;
-		case 2:
-			size *= 6;
-			break;
-		default:
-			DRM_ERROR("Invalid texture coordinate type %u for unit "
-				  "%u\n", track->textures[u].tex_coord_type, u);
-			return -EINVAL;
-		}
-		if (size > radeon_object_size(robj)) {
-			DRM_ERROR("Texture of unit %u needs %lu bytes but is "
-				  "%lu\n", u, size, radeon_object_size(robj));
-			r300_cs_track_texture_print(&track->textures[u]);
-			return -EINVAL;
-		}
-	}
-	return 0;
-}
-
-int r300_cs_track_check(struct radeon_device *rdev, struct r300_cs_track *track)
-{
-	unsigned i;
-	unsigned long size;
-	unsigned prim_walk;
-	unsigned nverts;
-
-	for (i = 0; i < track->num_cb; i++) {
-		if (track->cb[i].robj == NULL) {
-			DRM_ERROR("[drm] No buffer for color buffer %d !\n", i);
-			return -EINVAL;
-		}
-		size = track->cb[i].pitch * track->cb[i].cpp * track->maxy;
-		size += track->cb[i].offset;
-		if (size > radeon_object_size(track->cb[i].robj)) {
-			DRM_ERROR("[drm] Buffer too small for color buffer %d "
-				  "(need %lu have %lu) !\n", i, size,
-				  radeon_object_size(track->cb[i].robj));
-			DRM_ERROR("[drm] color buffer %d (%u %u %u %u)\n",
-				  i, track->cb[i].pitch, track->cb[i].cpp,
-				  track->cb[i].offset, track->maxy);
-			return -EINVAL;
-		}
-	}
-	if (track->z_enabled) {
-		if (track->zb.robj == NULL) {
-			DRM_ERROR("[drm] No buffer for z buffer !\n");
-			return -EINVAL;
-		}
-		size = track->zb.pitch * track->zb.cpp * track->maxy;
-		size += track->zb.offset;
-		if (size > radeon_object_size(track->zb.robj)) {
-			DRM_ERROR("[drm] Buffer too small for z buffer "
-				  "(need %lu have %lu) !\n", size,
-				  radeon_object_size(track->zb.robj));
-			return -EINVAL;
-		}
-	}
-	prim_walk = (track->vap_vf_cntl >> 4) & 0x3;
-	nverts = (track->vap_vf_cntl >> 16) & 0xFFFF;
-	switch (prim_walk) {
-	case 1:
-		for (i = 0; i < track->num_arrays; i++) {
-			size = track->arrays[i].esize * track->max_indx * 4;
-			if (track->arrays[i].robj == NULL) {
-				DRM_ERROR("(PW %u) Vertex array %u no buffer "
-					  "bound\n", prim_walk, i);
-				return -EINVAL;
-			}
-			if (size > radeon_object_size(track->arrays[i].robj)) {
-				DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
-					   "have %lu dwords\n", prim_walk, i,
-					   size >> 2,
-					   radeon_object_size(track->arrays[i].robj) >> 2);
-				DRM_ERROR("Max indices %u\n", track->max_indx);
-				return -EINVAL;
-			}
-		}
-		break;
-	case 2:
-		for (i = 0; i < track->num_arrays; i++) {
-			size = track->arrays[i].esize * (nverts - 1) * 4;
-			if (track->arrays[i].robj == NULL) {
-				DRM_ERROR("(PW %u) Vertex array %u no buffer "
-					  "bound\n", prim_walk, i);
-				return -EINVAL;
-			}
-			if (size > radeon_object_size(track->arrays[i].robj)) {
-				DRM_ERROR("(PW %u) Vertex array %u need %lu dwords "
-					   "have %lu dwords\n", prim_walk, i, size >> 2,
-					   radeon_object_size(track->arrays[i].robj) >> 2);
-				return -EINVAL;
-			}
-		}
-		break;
-	case 3:
-		size = track->vtx_size * nverts;
-		if (size != track->immd_dwords) {
-			DRM_ERROR("IMMD draw %u dwors but needs %lu dwords\n",
-				  track->immd_dwords, size);
-			DRM_ERROR("VAP_VF_CNTL.NUM_VERTICES %u, VTX_SIZE %u\n",
-				  nverts, track->vtx_size);
-			return -EINVAL;
-		}
-		break;
-	default:
-		DRM_ERROR("[drm] Invalid primitive walk %d for VAP_VF_CNTL\n",
-			  prim_walk);
-		return -EINVAL;
-	}
-	return r300_cs_track_texture_check(rdev, track);
-}
-
-static inline void r300_cs_track_clear(struct r300_cs_track *track)
-{
-	unsigned i;
-
-	track->num_cb = 4;
-	track->maxy = 4096;
-	for (i = 0; i < track->num_cb; i++) {
-		track->cb[i].robj = NULL;
-		track->cb[i].pitch = 8192;
-		track->cb[i].cpp = 16;
-		track->cb[i].offset = 0;
-	}
-	track->z_enabled = true;
-	track->zb.robj = NULL;
-	track->zb.pitch = 8192;
-	track->zb.cpp = 4;
-	track->zb.offset = 0;
-	track->vtx_size = 0x7F;
-	track->immd_dwords = 0xFFFFFFFFUL;
-	track->num_arrays = 11;
-	track->max_indx = 0x00FFFFFFUL;
-	for (i = 0; i < track->num_arrays; i++) {
-		track->arrays[i].robj = NULL;
-		track->arrays[i].esize = 0x7F;
-	}
-	for (i = 0; i < 16; i++) {
-		track->textures[i].pitch = 16536;
-		track->textures[i].width = 16536;
-		track->textures[i].height = 16536;
-		track->textures[i].width_11 = 1 << 11;
-		track->textures[i].height_11 = 1 << 11;
-		track->textures[i].num_levels = 12;
-		track->textures[i].txdepth = 16;
-		track->textures[i].cpp = 64;
-		track->textures[i].tex_coord_type = 1;
-		track->textures[i].robj = NULL;
-		/* CS IB emission code makes sure texture unit are disabled */
-		track->textures[i].enabled = false;
-		track->textures[i].roundup_w = true;
-		track->textures[i].roundup_h = true;
-	}
-}
-
-static const unsigned r300_reg_safe_bm[159] = {
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0x17FF1FFF, 0xFFFFFFFC, 0xFFFFFFFF, 0xFF30FFBF,
-	0xFFFFFFF8, 0xC3E6FFFF, 0xFFFFF6DF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF03F,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFEFCE, 0xF00EBFFF, 0x007C0000,
-	0xF0000078, 0xFF000009, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFF7FF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFC78, 0xFFFFFFFF, 0xFFFFFFFE, 0xFFFFFFFF,
-	0x38FF8F50, 0xFFF88082, 0xF000000C, 0xFAE009FF,
-	0x0000FFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000,
-	0x00000000, 0x0000C100, 0x00000000, 0x00000000,
-	0x00000000, 0x00000000, 0x00000000, 0x00000000,
-	0x00000000, 0xFFFF0000, 0xFFFFFFFF, 0xFF80FFFF,
-	0x00000000, 0x00000000, 0x00000000, 0x00000000,
-	0x0003FC01, 0xFFFFFCF8, 0xFF800B19,
-};
-
 static int r300_packet0_check(struct radeon_cs_parser *p,
 		struct radeon_cs_packet *pkt,
 		unsigned idx, unsigned reg)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct radeon_cs_reloc *reloc;
-	struct r300_cs_track *track;
+	struct r100_cs_track *track;
 	volatile uint32_t *ib;
 	uint32_t tmp, tile_flags = 0;
 	unsigned i;
 	int r;
+	u32 idx_value;
 
 	ib = p->ib->ptr;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
-	track = (struct r300_cs_track*)p->track;
+	track = (struct r100_cs_track *)p->track;
+	idx_value = radeon_get_ib_value(p, idx);
+
 	switch(reg) {
 	case AVIVO_D1MODE_VLINE_START_END:
 	case RADEON_CRTC_GUI_TRIG_VLINE:
@@ -1026,28 +625,9 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 		break;
 	case RADEON_DST_PITCH_OFFSET:
 	case RADEON_SRC_PITCH_OFFSET:
-		r = r100_cs_packet_next_reloc(p, &reloc);
-		if (r) {
-			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
-					idx, reg);
-			r100_cs_dump_packet(p, pkt);
+		r = r100_reloc_pitch_offset(p, pkt, idx, reg);
+		if (r)
 			return r;
-		}
-		tmp = ib_chunk->kdata[idx] & 0x003fffff;
-		tmp += (((u32)reloc->lobj.gpu_offset) >> 10);
-
-		if (reloc->lobj.tiling_flags & RADEON_TILING_MACRO)
-			tile_flags |= RADEON_DST_TILE_MACRO;
-		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO) {
-			if (reg == RADEON_SRC_PITCH_OFFSET) {
-				DRM_ERROR("Cannot src blit from microtiled surface\n");
-				r100_cs_dump_packet(p, pkt);
-				return -EINVAL;
-			}
-			tile_flags |= RADEON_DST_TILE_MICRO;
-		}
-		tmp |= tile_flags;
-		ib[idx] = (ib_chunk->kdata[idx] & 0x3fc00000) | tmp;
 		break;
 	case R300_RB3D_COLOROFFSET0:
 	case R300_RB3D_COLOROFFSET1:
@@ -1062,8 +642,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			return r;
 		}
 		track->cb[i].robj = reloc->robj;
-		track->cb[i].offset = ib_chunk->kdata[idx];
-		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		track->cb[i].offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
 		break;
 	case R300_ZB_DEPTHOFFSET:
 		r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1074,8 +654,8 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			return r;
 		}
 		track->zb.robj = reloc->robj;
-		track->zb.offset = ib_chunk->kdata[idx];
-		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		track->zb.offset = idx_value;
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
 		break;
 	case R300_TX_OFFSET_0:
 	case R300_TX_OFFSET_0+4:
@@ -1101,32 +681,32 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			r100_cs_dump_packet(p, pkt);
 			return r;
 		}
-		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
 		track->textures[i].robj = reloc->robj;
 		break;
 	/* Tracked registers */
 	case 0x2084:
 		/* VAP_VF_CNTL */
-		track->vap_vf_cntl = ib_chunk->kdata[idx];
+		track->vap_vf_cntl = idx_value;
 		break;
 	case 0x20B4:
 		/* VAP_VTX_SIZE */
-		track->vtx_size = ib_chunk->kdata[idx] & 0x7F;
+		track->vtx_size = idx_value & 0x7F;
 		break;
 	case 0x2134:
 		/* VAP_VF_MAX_VTX_INDX */
-		track->max_indx = ib_chunk->kdata[idx] & 0x00FFFFFFUL;
+		track->max_indx = idx_value & 0x00FFFFFFUL;
 		break;
 	case 0x43E4:
 		/* SC_SCISSOR1 */
-		track->maxy = ((ib_chunk->kdata[idx] >> 13) & 0x1FFF) + 1;
+		track->maxy = ((idx_value >> 13) & 0x1FFF) + 1;
 		if (p->rdev->family < CHIP_RV515) {
 			track->maxy -= 1440;
 		}
 		break;
 	case 0x4E00:
 		/* RB3D_CCTL */
-		track->num_cb = ((ib_chunk->kdata[idx] >> 5) & 0x3) + 1;
+		track->num_cb = ((idx_value >> 5) & 0x3) + 1;
 		break;
 	case 0x4E38:
 	case 0x4E3C:
@@ -1149,13 +729,13 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
 			tile_flags |= R300_COLOR_MICROTILE_ENABLE;
 
-		tmp = ib_chunk->kdata[idx] & ~(0x7 << 16);
+		tmp = idx_value & ~(0x7 << 16);
 		tmp |= tile_flags;
 		ib[idx] = tmp;
 
 		i = (reg - 0x4E38) >> 2;
-		track->cb[i].pitch = ib_chunk->kdata[idx] & 0x3FFE;
-		switch (((ib_chunk->kdata[idx] >> 21) & 0xF)) {
+		track->cb[i].pitch = idx_value & 0x3FFE;
+		switch (((idx_value >> 21) & 0xF)) {
 		case 9:
 		case 11:
 		case 12:
@@ -1178,13 +758,13 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			break;
 		default:
 			DRM_ERROR("Invalid color buffer format (%d) !\n",
-				  ((ib_chunk->kdata[idx] >> 21) & 0xF));
+				  ((idx_value >> 21) & 0xF));
 			return -EINVAL;
 		}
 		break;
 	case 0x4F00:
 		/* ZB_CNTL */
-		if (ib_chunk->kdata[idx] & 2) {
+		if (idx_value & 2) {
 			track->z_enabled = true;
 		} else {
 			track->z_enabled = false;
@@ -1192,7 +772,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 		break;
 	case 0x4F10:
 		/* ZB_FORMAT */
-		switch ((ib_chunk->kdata[idx] & 0xF)) {
+		switch ((idx_value & 0xF)) {
 		case 0:
 		case 1:
 			track->zb.cpp = 2;
@@ -1202,7 +782,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			break;
 		default:
 			DRM_ERROR("Invalid z buffer format (%d) !\n",
-				  (ib_chunk->kdata[idx] & 0xF));
+				  (idx_value & 0xF));
 			return -EINVAL;
 		}
 		break;
@@ -1221,17 +801,17 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 		if (reloc->lobj.tiling_flags & RADEON_TILING_MICRO)
 			tile_flags |= R300_DEPTHMICROTILE_TILED;;
 
-		tmp = ib_chunk->kdata[idx] & ~(0x7 << 16);
+		tmp = idx_value & ~(0x7 << 16);
 		tmp |= tile_flags;
 		ib[idx] = tmp;
 
-		track->zb.pitch = ib_chunk->kdata[idx] & 0x3FFC;
+		track->zb.pitch = idx_value & 0x3FFC;
 		break;
 	case 0x4104:
 		for (i = 0; i < 16; i++) {
 			bool enabled;
 
-			enabled = !!(ib_chunk->kdata[idx] & (1 << i));
+			enabled = !!(idx_value & (1 << i));
 			track->textures[i].enabled = enabled;
 		}
 		break;
@@ -1253,50 +833,49 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 	case 0x44FC:
 		/* TX_FORMAT1_[0-15] */
 		i = (reg - 0x44C0) >> 2;
-		tmp = (ib_chunk->kdata[idx] >> 25) & 0x3;
+		tmp = (idx_value >> 25) & 0x3;
 		track->textures[i].tex_coord_type = tmp;
-		switch ((ib_chunk->kdata[idx] & 0x1F)) {
-		case 0:
-		case 2:
-		case 5:
-		case 18:
-		case 20:
-		case 21:
+		switch ((idx_value & 0x1F)) {
+		case R300_TX_FORMAT_X8:
+		case R300_TX_FORMAT_Y4X4:
+		case R300_TX_FORMAT_Z3Y3X2:
 			track->textures[i].cpp = 1;
 			break;
-		case 1:
-		case 3:
-		case 6:
-		case 7:
-		case 10:
-		case 11:
-		case 19:
-		case 22:
-		case 24:
+		case R300_TX_FORMAT_X16:
+		case R300_TX_FORMAT_Y8X8:
+		case R300_TX_FORMAT_Z5Y6X5:
+		case R300_TX_FORMAT_Z6Y5X5:
+		case R300_TX_FORMAT_W4Z4Y4X4:
+		case R300_TX_FORMAT_W1Z5Y5X5:
+		case R300_TX_FORMAT_DXT1:
+		case R300_TX_FORMAT_D3DMFT_CxV8U8:
+		case R300_TX_FORMAT_B8G8_B8G8:
+		case R300_TX_FORMAT_G8R8_G8B8:
 			track->textures[i].cpp = 2;
 			break;
-		case 4:
-		case 8:
-		case 9:
-		case 12:
-		case 13:
-		case 23:
-		case 25:
-		case 27:
-		case 30:
+		case R300_TX_FORMAT_Y16X16:
+		case R300_TX_FORMAT_Z11Y11X10:
+		case R300_TX_FORMAT_Z10Y11X11:
+		case R300_TX_FORMAT_W8Z8Y8X8:
+		case R300_TX_FORMAT_W2Z10Y10X10:
+		case 0x17:
+		case R300_TX_FORMAT_FL_I32:
+		case 0x1e:
+		case R300_TX_FORMAT_DXT3:
+		case R300_TX_FORMAT_DXT5:
 			track->textures[i].cpp = 4;
 			break;
-		case 14:
-		case 26:
-		case 28:
+		case R300_TX_FORMAT_W16Z16Y16X16:
+		case R300_TX_FORMAT_FL_R16G16B16A16:
+		case R300_TX_FORMAT_FL_I32A32:
 			track->textures[i].cpp = 8;
 			break;
-		case 29:
+		case R300_TX_FORMAT_FL_R32G32B32A32:
 			track->textures[i].cpp = 16;
 			break;
 		default:
 			DRM_ERROR("Invalid texture format %u\n",
-				  (ib_chunk->kdata[idx] & 0x1F));
+				  (idx_value & 0x1F));
 			return -EINVAL;
 			break;
 		}
@@ -1319,11 +898,11 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 	case 0x443C:
 		/* TX_FILTER0_[0-15] */
 		i = (reg - 0x4400) >> 2;
-		tmp = ib_chunk->kdata[idx] & 0x7;;
+		tmp = idx_value & 0x7;
 		if (tmp == 2 || tmp == 4 || tmp == 6) {
 			track->textures[i].roundup_w = false;
 		}
-		tmp = (ib_chunk->kdata[idx] >> 3) & 0x7;;
+		tmp = (idx_value >> 3) & 0x7;
 		if (tmp == 2 || tmp == 4 || tmp == 6) {
 			track->textures[i].roundup_h = false;
 		}
@@ -1346,12 +925,12 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 	case 0x453C:
 		/* TX_FORMAT2_[0-15] */
 		i = (reg - 0x4500) >> 2;
-		tmp = ib_chunk->kdata[idx] & 0x3FFF;
+		tmp = idx_value & 0x3FFF;
 		track->textures[i].pitch = tmp + 1;
 		if (p->rdev->family >= CHIP_RV515) {
-			tmp = ((ib_chunk->kdata[idx] >> 15) & 1) << 11;
+			tmp = ((idx_value >> 15) & 1) << 11;
 			track->textures[i].width_11 = tmp;
-			tmp = ((ib_chunk->kdata[idx] >> 16) & 1) << 11;
+			tmp = ((idx_value >> 16) & 1) << 11;
 			track->textures[i].height_11 = tmp;
 		}
 		break;
@@ -1373,15 +952,15 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 	case 0x44BC:
 		/* TX_FORMAT0_[0-15] */
 		i = (reg - 0x4480) >> 2;
-		tmp = ib_chunk->kdata[idx] & 0x7FF;
+		tmp = idx_value & 0x7FF;
 		track->textures[i].width = tmp + 1;
-		tmp = (ib_chunk->kdata[idx] >> 11) & 0x7FF;
+		tmp = (idx_value >> 11) & 0x7FF;
 		track->textures[i].height = tmp + 1;
-		tmp = (ib_chunk->kdata[idx] >> 26) & 0xF;
+		tmp = (idx_value >> 26) & 0xF;
 		track->textures[i].num_levels = tmp;
-		tmp = ib_chunk->kdata[idx] & (1 << 31);
+		tmp = idx_value & (1 << 31);
 		track->textures[i].use_pitch = !!tmp;
-		tmp = (ib_chunk->kdata[idx] >> 22) & 0xF;
+		tmp = (idx_value >> 22) & 0xF;
 		track->textures[i].txdepth = tmp;
 		break;
 	case R300_ZB_ZPASS_ADDR:
@@ -1392,7 +971,7 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 			r100_cs_dump_packet(p, pkt);
 			return r;
 		}
-		ib[idx] = ib_chunk->kdata[idx] + ((u32)reloc->lobj.gpu_offset);
+		ib[idx] = idx_value + ((u32)reloc->lobj.gpu_offset);
 		break;
 	case 0x4be8:
 		/* valid register only on RV530 */
@@ -1410,59 +989,20 @@ static int r300_packet0_check(struct radeon_cs_parser *p,
 static int r300_packet3_check(struct radeon_cs_parser *p,
 			      struct radeon_cs_packet *pkt)
 {
-	struct radeon_cs_chunk *ib_chunk;
 	struct radeon_cs_reloc *reloc;
-	struct r300_cs_track *track;
+	struct r100_cs_track *track;
 	volatile uint32_t *ib;
 	unsigned idx;
-	unsigned i, c;
 	int r;
 
 	ib = p->ib->ptr;
-	ib_chunk = &p->chunks[p->chunk_ib_idx];
 	idx = pkt->idx + 1;
-	track = (struct r300_cs_track*)p->track;
+	track = (struct r100_cs_track *)p->track;
 	switch(pkt->opcode) {
 	case PACKET3_3D_LOAD_VBPNTR:
-		c = ib_chunk->kdata[idx++] & 0x1F;
-		track->num_arrays = c;
-		for (i = 0; i < (c - 1); i+=2, idx+=3) {
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
-			track->arrays[i + 0].robj = reloc->robj;
-			track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
-			track->arrays[i + 0].esize &= 0x7F;
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+2] = ib_chunk->kdata[idx+2] + ((u32)reloc->lobj.gpu_offset);
-			track->arrays[i + 1].robj = reloc->robj;
-			track->arrays[i + 1].esize = ib_chunk->kdata[idx] >> 24;
-			track->arrays[i + 1].esize &= 0x7F;
-		}
-		if (c & 1) {
-			r = r100_cs_packet_next_reloc(p, &reloc);
-			if (r) {
-				DRM_ERROR("No reloc for packet3 %d\n",
-					  pkt->opcode);
-				r100_cs_dump_packet(p, pkt);
-				return r;
-			}
-			ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
-			track->arrays[i + 0].robj = reloc->robj;
-			track->arrays[i + 0].esize = ib_chunk->kdata[idx] >> 8;
-			track->arrays[i + 0].esize &= 0x7F;
-		}
+		r = r100_packet3_load_vbpntr(p, pkt, idx);
+		if (r)
+			return r;
 		break;
 	case PACKET3_INDX_BUFFER:
 		r = r100_cs_packet_next_reloc(p, &reloc);
@@ -1471,7 +1011,7 @@ static int r300_packet3_check(struct radeon_cs_parser *p,
 			r100_cs_dump_packet(p, pkt);
 			return r;
 		}
-		ib[idx+1] = ib_chunk->kdata[idx+1] + ((u32)reloc->lobj.gpu_offset);
+		ib[idx+1] = radeon_get_ib_value(p, idx + 1) + ((u32)reloc->lobj.gpu_offset);
 		r = r100_cs_track_check_pkt3_indx_buffer(p, pkt, reloc->robj);
 		if (r) {
 			return r;
@@ -1482,13 +1022,13 @@ static int r300_packet3_check(struct radeon_cs_parser *p,
 		/* Number of dwords is vtx_size * (num_vertices - 1)
 		 * PRIM_WALK must be equal to 3 vertex data in embedded
 		 * in cmd stream */
-		if (((ib_chunk->kdata[idx+1] >> 4) & 0x3) != 3) {
+		if (((radeon_get_ib_value(p, idx + 1) >> 4) & 0x3) != 3) {
 			DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
 			return -EINVAL;
 		}
-		track->vap_vf_cntl = ib_chunk->kdata[idx+1];
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
 		track->immd_dwords = pkt->count - 1;
-		r = r300_cs_track_check(p->rdev, track);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
@@ -1497,41 +1037,41 @@ static int r300_packet3_check(struct radeon_cs_parser *p,
 		/* Number of dwords is vtx_size * (num_vertices - 1)
 		 * PRIM_WALK must be equal to 3 vertex data in embedded
 		 * in cmd stream */
-		if (((ib_chunk->kdata[idx] >> 4) & 0x3) != 3) {
+		if (((radeon_get_ib_value(p, idx) >> 4) & 0x3) != 3) {
 			DRM_ERROR("PRIM_WALK must be 3 for IMMD draw\n");
 			return -EINVAL;
 		}
-		track->vap_vf_cntl = ib_chunk->kdata[idx];
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
 		track->immd_dwords = pkt->count;
-		r = r300_cs_track_check(p->rdev, track);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
 		break;
 	case PACKET3_3D_DRAW_VBUF:
-		track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
-		r = r300_cs_track_check(p->rdev, track);
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
 		break;
 	case PACKET3_3D_DRAW_VBUF_2:
-		track->vap_vf_cntl = ib_chunk->kdata[idx];
-		r = r300_cs_track_check(p->rdev, track);
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
 		break;
 	case PACKET3_3D_DRAW_INDX:
-		track->vap_vf_cntl = ib_chunk->kdata[idx + 1];
-		r = r300_cs_track_check(p->rdev, track);
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx + 1);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
 		break;
 	case PACKET3_3D_DRAW_INDX_2:
-		track->vap_vf_cntl = ib_chunk->kdata[idx];
-		r = r300_cs_track_check(p->rdev, track);
+		track->vap_vf_cntl = radeon_get_ib_value(p, idx);
+		r = r100_cs_track_check(p->rdev, track);
 		if (r) {
 			return r;
 		}
@@ -1548,11 +1088,12 @@ static int r300_packet3_check(struct radeon_cs_parser *p,
 int r300_cs_parse(struct radeon_cs_parser *p)
 {
 	struct radeon_cs_packet pkt;
-	struct r300_cs_track track;
+	struct r100_cs_track *track;
 	int r;
 
-	r300_cs_track_clear(&track);
-	p->track = &track;
+	track = kzalloc(sizeof(*track), GFP_KERNEL);
+	r100_cs_track_clear(p->rdev, track);
+	p->track = track;
 	do {
 		r = r100_cs_packet_parse(p, &pkt, p->idx);
 		if (r) {
@@ -1582,9 +1123,237 @@ int r300_cs_parse(struct radeon_cs_parser *p)
 	return 0;
 }
 
-int r300_init(struct radeon_device *rdev)
+void r300_set_reg_safe(struct radeon_device *rdev)
 {
 	rdev->config.r300.reg_safe_bm = r300_reg_safe_bm;
 	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r300_reg_safe_bm);
+}
+
+void r300_mc_program(struct radeon_device *rdev)
+{
+	struct r100_mc_save save;
+	int r;
+
+	r = r100_debugfs_mc_info_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "Failed to create r100_mc debugfs file.\n");
+	}
+
+	/* Stops all mc clients */
+	r100_mc_stop(rdev, &save);
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32(R_00014C_MC_AGP_LOCATION,
+			S_00014C_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+			S_00014C_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+		WREG32(R_000170_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+		WREG32(R_00015C_AGP_BASE_2,
+			upper_32_bits(rdev->mc.agp_base) & 0xff);
+	} else {
+		WREG32(R_00014C_MC_AGP_LOCATION, 0x0FFFFFFF);
+		WREG32(R_000170_AGP_BASE, 0);
+		WREG32(R_00015C_AGP_BASE_2, 0);
+	}
+	/* Wait for mc idle */
+	if (r300_mc_wait_for_idle(rdev))
+		DRM_INFO("Failed to wait MC idle before programming MC.\n");
+	/* Program MC, should be a 32bits limited address space */
+	WREG32(R_000148_MC_FB_LOCATION,
+		S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
+		S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	r100_mc_resume(rdev, &save);
+}
+
+void r300_clock_startup(struct radeon_device *rdev)
+{
+	u32 tmp;
+
+	if (radeon_dynclks != -1 && radeon_dynclks)
+		radeon_legacy_set_clock_gating(rdev, 1);
+	/* We need to force on some of the block */
+	tmp = RREG32_PLL(R_00000D_SCLK_CNTL);
+	tmp |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
+	if ((rdev->family == CHIP_RV350) || (rdev->family == CHIP_RV380))
+		tmp |= S_00000D_FORCE_VAP(1);
+	WREG32_PLL(R_00000D_SCLK_CNTL, tmp);
+}
+
+static int r300_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	r300_mc_program(rdev);
+	/* Resume clock */
+	r300_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	r300_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	r100_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int r300_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	r300_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	radeon_combios_asic_init(rdev->ddev);
+	/* Resume clock after posting */
+	r300_clock_startup(rdev);
+	return r300_startup(rdev);
+}
+
+int r300_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	r100_irq_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	return 0;
+}
+
+void r300_fini(struct radeon_device *rdev)
+{
+	r300_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_fini(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int r300_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Disable VGA */
+	r100_vga_render_disable(rdev);
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
+		return -EINVAL;
+	} else {
+		r = radeon_combios_init(rdev);
+		if (r)
+			return r;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		radeon_combios_asic_init(rdev->ddev);
+	}
+	/* Set asic errata */
+	r300_errata(rdev);
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Get vram informations */
+	r300_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r)
+		return r;
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_init(rdev);
+		if (r)
+			return r;
+	}
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_init(rdev);
+		if (r)
+			return r;
+	}
+	r300_set_reg_safe(rdev);
+	rdev->accel_working = true;
+	r = r300_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		r300_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		if (rdev->flags & RADEON_IS_PCIE)
+			rv370_pcie_gart_fini(rdev);
+		if (rdev->flags & RADEON_IS_PCI)
+			r100_pci_gart_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
 	return 0;
 }
diff --git a/drivers/gpu/drm/radeon/r300d.h b/drivers/gpu/drm/radeon/r300d.h
new file mode 100644
index 000000000000..4c73114f0de9
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r300d.h
@@ -0,0 +1,306 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __R300D_H__
+#define __R300D_H__
+
+#define CP_PACKET0			0x00000000
+#define		PACKET0_BASE_INDEX_SHIFT	0
+#define		PACKET0_BASE_INDEX_MASK		(0x1ffff << 0)
+#define		PACKET0_COUNT_SHIFT		16
+#define		PACKET0_COUNT_MASK		(0x3fff << 16)
+#define CP_PACKET1			0x40000000
+#define CP_PACKET2			0x80000000
+#define		PACKET2_PAD_SHIFT		0
+#define		PACKET2_PAD_MASK		(0x3fffffff << 0)
+#define CP_PACKET3			0xC0000000
+#define		PACKET3_IT_OPCODE_SHIFT		8
+#define		PACKET3_IT_OPCODE_MASK		(0xff << 8)
+#define		PACKET3_COUNT_SHIFT		16
+#define		PACKET3_COUNT_MASK		(0x3fff << 16)
+/* PACKET3 op code */
+#define		PACKET3_NOP			0x10
+#define		PACKET3_3D_DRAW_VBUF		0x28
+#define		PACKET3_3D_DRAW_IMMD		0x29
+#define		PACKET3_3D_DRAW_INDX		0x2A
+#define		PACKET3_3D_LOAD_VBPNTR		0x2F
+#define		PACKET3_INDX_BUFFER		0x33
+#define		PACKET3_3D_DRAW_VBUF_2		0x34
+#define		PACKET3_3D_DRAW_IMMD_2		0x35
+#define		PACKET3_3D_DRAW_INDX_2		0x36
+#define		PACKET3_BITBLT_MULTI		0x9B
+
+#define PACKET0(reg, n)	(CP_PACKET0 |					\
+			 REG_SET(PACKET0_BASE_INDEX, (reg) >> 2) |	\
+			 REG_SET(PACKET0_COUNT, (n)))
+#define PACKET2(v)	(CP_PACKET2 | REG_SET(PACKET2_PAD, (v)))
+#define PACKET3(op, n)	(CP_PACKET3 |					\
+			 REG_SET(PACKET3_IT_OPCODE, (op)) |		\
+			 REG_SET(PACKET3_COUNT, (n)))
+
+#define	PACKET_TYPE0	0
+#define	PACKET_TYPE1	1
+#define	PACKET_TYPE2	2
+#define	PACKET_TYPE3	3
+
+#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
+#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
+#define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2)
+#define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1)
+#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
+
+/* Registers */
+#define R_000148_MC_FB_LOCATION                      0x000148
+#define   S_000148_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000148_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000148_MC_FB_START                         0xFFFF0000
+#define   S_000148_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000148_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000148_MC_FB_TOP                           0x0000FFFF
+#define R_00014C_MC_AGP_LOCATION                     0x00014C
+#define   S_00014C_MC_AGP_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_00014C_MC_AGP_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_00014C_MC_AGP_START                        0xFFFF0000
+#define   S_00014C_MC_AGP_TOP(x)                       (((x) & 0xFFFF) << 16)
+#define   G_00014C_MC_AGP_TOP(x)                       (((x) >> 16) & 0xFFFF)
+#define   C_00014C_MC_AGP_TOP                          0x0000FFFF
+#define R_00015C_AGP_BASE_2                          0x00015C
+#define   S_00015C_AGP_BASE_ADDR_2(x)                  (((x) & 0xF) << 0)
+#define   G_00015C_AGP_BASE_ADDR_2(x)                  (((x) >> 0) & 0xF)
+#define   C_00015C_AGP_BASE_ADDR_2                     0xFFFFFFF0
+#define R_000170_AGP_BASE                            0x000170
+#define   S_000170_AGP_BASE_ADDR(x)                    (((x) & 0xFFFFFFFF) << 0)
+#define   G_000170_AGP_BASE_ADDR(x)                    (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000170_AGP_BASE_ADDR                       0x00000000
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+
+
+#define R_00000D_SCLK_CNTL                           0x00000D
+#define   S_00000D_SCLK_SRC_SEL(x)                     (((x) & 0x7) << 0)
+#define   G_00000D_SCLK_SRC_SEL(x)                     (((x) >> 0) & 0x7)
+#define   C_00000D_SCLK_SRC_SEL                        0xFFFFFFF8
+#define   S_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 3)
+#define   G_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) >> 3) & 0x1)
+#define   C_00000D_CP_MAX_DYN_STOP_LAT                 0xFFFFFFF7
+#define   S_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 4)
+#define   G_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) >> 4) & 0x1)
+#define   C_00000D_HDP_MAX_DYN_STOP_LAT                0xFFFFFFEF
+#define   S_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 5)
+#define   G_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) >> 5) & 0x1)
+#define   C_00000D_TV_MAX_DYN_STOP_LAT                 0xFFFFFFDF
+#define   S_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 6)
+#define   G_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) >> 6) & 0x1)
+#define   C_00000D_E2_MAX_DYN_STOP_LAT                 0xFFFFFFBF
+#define   S_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 7)
+#define   G_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) >> 7) & 0x1)
+#define   C_00000D_SE_MAX_DYN_STOP_LAT                 0xFFFFFF7F
+#define   S_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) & 0x1) << 8)
+#define   G_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) >> 8) & 0x1)
+#define   C_00000D_IDCT_MAX_DYN_STOP_LAT               0xFFFFFEFF
+#define   S_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 9)
+#define   G_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) >> 9) & 0x1)
+#define   C_00000D_VIP_MAX_DYN_STOP_LAT                0xFFFFFDFF
+#define   S_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 10)
+#define   G_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) >> 10) & 0x1)
+#define   C_00000D_RE_MAX_DYN_STOP_LAT                 0xFFFFFBFF
+#define   S_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 11)
+#define   G_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) >> 11) & 0x1)
+#define   C_00000D_PB_MAX_DYN_STOP_LAT                 0xFFFFF7FF
+#define   S_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 12)
+#define   G_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) >> 12) & 0x1)
+#define   C_00000D_TAM_MAX_DYN_STOP_LAT                0xFFFFEFFF
+#define   S_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 13)
+#define   G_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) >> 13) & 0x1)
+#define   C_00000D_TDM_MAX_DYN_STOP_LAT                0xFFFFDFFF
+#define   S_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 14)
+#define   G_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) >> 14) & 0x1)
+#define   C_00000D_RB_MAX_DYN_STOP_LAT                 0xFFFFBFFF
+#define   S_00000D_FORCE_DISP2(x)                      (((x) & 0x1) << 15)
+#define   G_00000D_FORCE_DISP2(x)                      (((x) >> 15) & 0x1)
+#define   C_00000D_FORCE_DISP2                         0xFFFF7FFF
+#define   S_00000D_FORCE_CP(x)                         (((x) & 0x1) << 16)
+#define   G_00000D_FORCE_CP(x)                         (((x) >> 16) & 0x1)
+#define   C_00000D_FORCE_CP                            0xFFFEFFFF
+#define   S_00000D_FORCE_HDP(x)                        (((x) & 0x1) << 17)
+#define   G_00000D_FORCE_HDP(x)                        (((x) >> 17) & 0x1)
+#define   C_00000D_FORCE_HDP                           0xFFFDFFFF
+#define   S_00000D_FORCE_DISP1(x)                      (((x) & 0x1) << 18)
+#define   G_00000D_FORCE_DISP1(x)                      (((x) >> 18) & 0x1)
+#define   C_00000D_FORCE_DISP1                         0xFFFBFFFF
+#define   S_00000D_FORCE_TOP(x)                        (((x) & 0x1) << 19)
+#define   G_00000D_FORCE_TOP(x)                        (((x) >> 19) & 0x1)
+#define   C_00000D_FORCE_TOP                           0xFFF7FFFF
+#define   S_00000D_FORCE_E2(x)                         (((x) & 0x1) << 20)
+#define   G_00000D_FORCE_E2(x)                         (((x) >> 20) & 0x1)
+#define   C_00000D_FORCE_E2                            0xFFEFFFFF
+#define   S_00000D_FORCE_SE(x)                         (((x) & 0x1) << 21)
+#define   G_00000D_FORCE_SE(x)                         (((x) >> 21) & 0x1)
+#define   C_00000D_FORCE_SE                            0xFFDFFFFF
+#define   S_00000D_FORCE_IDCT(x)                       (((x) & 0x1) << 22)
+#define   G_00000D_FORCE_IDCT(x)                       (((x) >> 22) & 0x1)
+#define   C_00000D_FORCE_IDCT                          0xFFBFFFFF
+#define   S_00000D_FORCE_VIP(x)                        (((x) & 0x1) << 23)
+#define   G_00000D_FORCE_VIP(x)                        (((x) >> 23) & 0x1)
+#define   C_00000D_FORCE_VIP                           0xFF7FFFFF
+#define   S_00000D_FORCE_RE(x)                         (((x) & 0x1) << 24)
+#define   G_00000D_FORCE_RE(x)                         (((x) >> 24) & 0x1)
+#define   C_00000D_FORCE_RE                            0xFEFFFFFF
+#define   S_00000D_FORCE_PB(x)                         (((x) & 0x1) << 25)
+#define   G_00000D_FORCE_PB(x)                         (((x) >> 25) & 0x1)
+#define   C_00000D_FORCE_PB                            0xFDFFFFFF
+#define   S_00000D_FORCE_TAM(x)                        (((x) & 0x1) << 26)
+#define   G_00000D_FORCE_TAM(x)                        (((x) >> 26) & 0x1)
+#define   C_00000D_FORCE_TAM                           0xFBFFFFFF
+#define   S_00000D_FORCE_TDM(x)                        (((x) & 0x1) << 27)
+#define   G_00000D_FORCE_TDM(x)                        (((x) >> 27) & 0x1)
+#define   C_00000D_FORCE_TDM                           0xF7FFFFFF
+#define   S_00000D_FORCE_RB(x)                         (((x) & 0x1) << 28)
+#define   G_00000D_FORCE_RB(x)                         (((x) >> 28) & 0x1)
+#define   C_00000D_FORCE_RB                            0xEFFFFFFF
+#define   S_00000D_FORCE_TV_SCLK(x)                    (((x) & 0x1) << 29)
+#define   G_00000D_FORCE_TV_SCLK(x)                    (((x) >> 29) & 0x1)
+#define   C_00000D_FORCE_TV_SCLK                       0xDFFFFFFF
+#define   S_00000D_FORCE_SUBPIC(x)                     (((x) & 0x1) << 30)
+#define   G_00000D_FORCE_SUBPIC(x)                     (((x) >> 30) & 0x1)
+#define   C_00000D_FORCE_SUBPIC                        0xBFFFFFFF
+#define   S_00000D_FORCE_OV0(x)                        (((x) & 0x1) << 31)
+#define   G_00000D_FORCE_OV0(x)                        (((x) >> 31) & 0x1)
+#define   C_00000D_FORCE_OV0                           0x7FFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/r420.c b/drivers/gpu/drm/radeon/r420.c
index 97426a6f370f..1cefdbcc0850 100644
--- a/drivers/gpu/drm/radeon/r420.c
+++ b/drivers/gpu/drm/radeon/r420.c
@@ -29,47 +29,13 @@
 #include "drmP.h"
 #include "radeon_reg.h"
 #include "radeon.h"
+#include "atom.h"
+#include "r420d.h"
 
-/* r420,r423,rv410 depends on : */
-void r100_pci_gart_disable(struct radeon_device *rdev);
-void r100_hdp_reset(struct radeon_device *rdev);
-void r100_mc_setup(struct radeon_device *rdev);
-int r100_gui_wait_for_idle(struct radeon_device *rdev);
-void r100_mc_disable_clients(struct radeon_device *rdev);
-void r300_vram_info(struct radeon_device *rdev);
-int r300_mc_wait_for_idle(struct radeon_device *rdev);
-int rv370_pcie_gart_enable(struct radeon_device *rdev);
-void rv370_pcie_gart_disable(struct radeon_device *rdev);
-
-/* This files gather functions specifics to :
- * r420,r423,rv410
- *
- * Some of these functions might be used by newer ASICs.
- */
-void r420_gpu_init(struct radeon_device *rdev);
-int r420_debugfs_pipes_info_init(struct radeon_device *rdev);
-
-
-/*
- * MC
- */
 int r420_mc_init(struct radeon_device *rdev)
 {
 	int r;
 
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-	if (r420_debugfs_pipes_info_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for pipes !\n");
-	}
-
-	r420_gpu_init(rdev);
-	r100_pci_gart_disable(rdev);
-	if (rdev->flags & RADEON_IS_PCIE) {
-		rv370_pcie_gart_disable(rdev);
-	}
-
 	/* Setup GPU memory space */
 	rdev->mc.vram_location = 0xFFFFFFFFUL;
 	rdev->mc.gtt_location = 0xFFFFFFFFUL;
@@ -87,33 +53,9 @@ int r420_mc_init(struct radeon_device *rdev)
 	if (r) {
 		return r;
 	}
-
-	/* Program GPU memory space */
-	r100_mc_disable_clients(rdev);
-	if (r300_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	r100_mc_setup(rdev);
 	return 0;
 }
 
-void r420_mc_fini(struct radeon_device *rdev)
-{
-	rv370_pcie_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
-	radeon_gart_fini(rdev);
-}
-
-
-/*
- * Global GPU functions
- */
-void r420_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
 void r420_pipes_init(struct radeon_device *rdev)
 {
 	unsigned tmp;
@@ -122,6 +64,11 @@ void r420_pipes_init(struct radeon_device *rdev)
 
 	/* GA_ENHANCE workaround TCL deadlock issue */
 	WREG32(0x4274, (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3));
+	/* add idle wait as per freedesktop.org bug 24041 */
+	if (r100_gui_wait_for_idle(rdev)) {
+		printk(KERN_WARNING "Failed to wait GUI idle while "
+		       "programming pipes. Bad things might happen.\n");
+	}
 	/* get max number of pipes */
 	gb_pipe_select = RREG32(0x402C);
 	num_pipes = ((gb_pipe_select >> 12) & 3) + 1;
@@ -179,25 +126,245 @@ void r420_pipes_init(struct radeon_device *rdev)
 		 rdev->num_gb_pipes, rdev->num_z_pipes);
 }
 
-void r420_gpu_init(struct radeon_device *rdev)
+u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg)
+{
+	u32 r;
+
+	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg));
+	r = RREG32(R_0001FC_MC_IND_DATA);
+	return r;
+}
+
+void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v)
 {
-	r100_hdp_reset(rdev);
+	WREG32(R_0001F8_MC_IND_INDEX, S_0001F8_MC_IND_ADDR(reg) |
+		S_0001F8_MC_IND_WR_EN(1));
+	WREG32(R_0001FC_MC_IND_DATA, v);
+}
+
+static void r420_debugfs(struct radeon_device *rdev)
+{
+	if (r100_debugfs_rbbm_init(rdev)) {
+		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
+	}
+	if (r420_debugfs_pipes_info_init(rdev)) {
+		DRM_ERROR("Failed to register debugfs file for pipes !\n");
+	}
+}
+
+static void r420_clock_resume(struct radeon_device *rdev)
+{
+	u32 sclk_cntl;
+
+	if (radeon_dynclks != -1 && radeon_dynclks)
+		radeon_atom_set_clock_gating(rdev, 1);
+	sclk_cntl = RREG32_PLL(R_00000D_SCLK_CNTL);
+	sclk_cntl |= S_00000D_FORCE_CP(1) | S_00000D_FORCE_VIP(1);
+	if (rdev->family == CHIP_R420)
+		sclk_cntl |= S_00000D_FORCE_PX(1) | S_00000D_FORCE_TX(1);
+	WREG32_PLL(R_00000D_SCLK_CNTL, sclk_cntl);
+}
+
+static int r420_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	r300_mc_program(rdev);
+	/* Resume clock */
+	r420_clock_resume(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_enable(rdev);
+		if (r)
+			return r;
+	}
 	r420_pipes_init(rdev);
-	if (r300_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	r100_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	}
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
 	}
+	return 0;
 }
 
+int r420_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	r420_clock_resume(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (rdev->is_atom_bios) {
+		atom_asic_init(rdev->mode_info.atom_context);
+	} else {
+		radeon_combios_asic_init(rdev->ddev);
+	}
+	/* Resume clock after posting */
+	r420_clock_resume(rdev);
 
-/*
- * r420,r423,rv410 VRAM info
- */
-void r420_vram_info(struct radeon_device *rdev)
+	return r420_startup(rdev);
+}
+
+int r420_suspend(struct radeon_device *rdev)
 {
-	r300_vram_info(rdev);
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	r100_irq_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_disable(rdev);
+	return 0;
+}
+
+void r420_fini(struct radeon_device *rdev)
+{
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_fini(rdev);
+	if (rdev->flags & RADEON_IS_PCI)
+		r100_pci_gart_fini(rdev);
+	radeon_agp_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	if (rdev->is_atom_bios) {
+		radeon_atombios_fini(rdev);
+	} else {
+		radeon_combios_fini(rdev);
+	}
+	kfree(rdev->bios);
+	rdev->bios = NULL;
 }
 
+int r420_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		r = radeon_atombios_init(rdev);
+		if (r) {
+			return r;
+		}
+	} else {
+		r = radeon_combios_init(rdev);
+		if (r) {
+			return r;
+		}
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		if (rdev->is_atom_bios) {
+			atom_asic_init(rdev->mode_info.atom_context);
+		} else {
+			radeon_combios_asic_init(rdev->ddev);
+		}
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Get vram informations */
+	r300_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r) {
+		return r;
+	}
+	r420_debugfs(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r) {
+		return r;
+	}
+	r = radeon_irq_kms_init(rdev);
+	if (r) {
+		return r;
+	}
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r) {
+		return r;
+	}
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_init(rdev);
+		if (r)
+			return r;
+	}
+	if (rdev->flags & RADEON_IS_PCI) {
+		r = r100_pci_gart_init(rdev);
+		if (r)
+			return r;
+	}
+	r300_set_reg_safe(rdev);
+	rdev->accel_working = true;
+	r = r420_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		r420_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		if (rdev->flags & RADEON_IS_PCIE)
+			rv370_pcie_gart_fini(rdev);
+		if (rdev->flags & RADEON_IS_PCI)
+			r100_pci_gart_fini(rdev);
+		radeon_agp_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
+}
 
 /*
  * Debugfs info
diff --git a/drivers/gpu/drm/radeon/r420d.h b/drivers/gpu/drm/radeon/r420d.h
new file mode 100644
index 000000000000..fc78d31a0b4a
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r420d.h
@@ -0,0 +1,249 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef R420D_H
+#define R420D_H
+
+#define R_0001F8_MC_IND_INDEX                        0x0001F8
+#define   S_0001F8_MC_IND_ADDR(x)                      (((x) & 0x7F) << 0)
+#define   G_0001F8_MC_IND_ADDR(x)                      (((x) >> 0) & 0x7F)
+#define   C_0001F8_MC_IND_ADDR                         0xFFFFFF80
+#define   S_0001F8_MC_IND_WR_EN(x)                     (((x) & 0x1) << 8)
+#define   G_0001F8_MC_IND_WR_EN(x)                     (((x) >> 8) & 0x1)
+#define   C_0001F8_MC_IND_WR_EN                        0xFFFFFEFF
+#define R_0001FC_MC_IND_DATA                         0x0001FC
+#define   S_0001FC_MC_IND_DATA(x)                      (((x) & 0xFFFFFFFF) << 0)
+#define   G_0001FC_MC_IND_DATA(x)                      (((x) >> 0) & 0xFFFFFFFF)
+#define   C_0001FC_MC_IND_DATA                         0x00000000
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+
+/* CLK registers */
+#define R_00000D_SCLK_CNTL                           0x00000D
+#define   S_00000D_SCLK_SRC_SEL(x)                     (((x) & 0x7) << 0)
+#define   G_00000D_SCLK_SRC_SEL(x)                     (((x) >> 0) & 0x7)
+#define   C_00000D_SCLK_SRC_SEL                        0xFFFFFFF8
+#define   S_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 3)
+#define   G_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) >> 3) & 0x1)
+#define   C_00000D_CP_MAX_DYN_STOP_LAT                 0xFFFFFFF7
+#define   S_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 4)
+#define   G_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) >> 4) & 0x1)
+#define   C_00000D_HDP_MAX_DYN_STOP_LAT                0xFFFFFFEF
+#define   S_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 5)
+#define   G_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) >> 5) & 0x1)
+#define   C_00000D_TV_MAX_DYN_STOP_LAT                 0xFFFFFFDF
+#define   S_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 6)
+#define   G_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) >> 6) & 0x1)
+#define   C_00000D_E2_MAX_DYN_STOP_LAT                 0xFFFFFFBF
+#define   S_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 7)
+#define   G_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) >> 7) & 0x1)
+#define   C_00000D_SE_MAX_DYN_STOP_LAT                 0xFFFFFF7F
+#define   S_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) & 0x1) << 8)
+#define   G_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) >> 8) & 0x1)
+#define   C_00000D_IDCT_MAX_DYN_STOP_LAT               0xFFFFFEFF
+#define   S_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 9)
+#define   G_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) >> 9) & 0x1)
+#define   C_00000D_VIP_MAX_DYN_STOP_LAT                0xFFFFFDFF
+#define   S_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 10)
+#define   G_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) >> 10) & 0x1)
+#define   C_00000D_RE_MAX_DYN_STOP_LAT                 0xFFFFFBFF
+#define   S_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 11)
+#define   G_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) >> 11) & 0x1)
+#define   C_00000D_PB_MAX_DYN_STOP_LAT                 0xFFFFF7FF
+#define   S_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 12)
+#define   G_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) >> 12) & 0x1)
+#define   C_00000D_TAM_MAX_DYN_STOP_LAT                0xFFFFEFFF
+#define   S_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 13)
+#define   G_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) >> 13) & 0x1)
+#define   C_00000D_TDM_MAX_DYN_STOP_LAT                0xFFFFDFFF
+#define   S_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 14)
+#define   G_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) >> 14) & 0x1)
+#define   C_00000D_RB_MAX_DYN_STOP_LAT                 0xFFFFBFFF
+#define   S_00000D_FORCE_DISP2(x)                      (((x) & 0x1) << 15)
+#define   G_00000D_FORCE_DISP2(x)                      (((x) >> 15) & 0x1)
+#define   C_00000D_FORCE_DISP2                         0xFFFF7FFF
+#define   S_00000D_FORCE_CP(x)                         (((x) & 0x1) << 16)
+#define   G_00000D_FORCE_CP(x)                         (((x) >> 16) & 0x1)
+#define   C_00000D_FORCE_CP                            0xFFFEFFFF
+#define   S_00000D_FORCE_HDP(x)                        (((x) & 0x1) << 17)
+#define   G_00000D_FORCE_HDP(x)                        (((x) >> 17) & 0x1)
+#define   C_00000D_FORCE_HDP                           0xFFFDFFFF
+#define   S_00000D_FORCE_DISP1(x)                      (((x) & 0x1) << 18)
+#define   G_00000D_FORCE_DISP1(x)                      (((x) >> 18) & 0x1)
+#define   C_00000D_FORCE_DISP1                         0xFFFBFFFF
+#define   S_00000D_FORCE_TOP(x)                        (((x) & 0x1) << 19)
+#define   G_00000D_FORCE_TOP(x)                        (((x) >> 19) & 0x1)
+#define   C_00000D_FORCE_TOP                           0xFFF7FFFF
+#define   S_00000D_FORCE_E2(x)                         (((x) & 0x1) << 20)
+#define   G_00000D_FORCE_E2(x)                         (((x) >> 20) & 0x1)
+#define   C_00000D_FORCE_E2                            0xFFEFFFFF
+#define   S_00000D_FORCE_VAP(x)                        (((x) & 0x1) << 21)
+#define   G_00000D_FORCE_VAP(x)                        (((x) >> 21) & 0x1)
+#define   C_00000D_FORCE_VAP                           0xFFDFFFFF
+#define   S_00000D_FORCE_IDCT(x)                       (((x) & 0x1) << 22)
+#define   G_00000D_FORCE_IDCT(x)                       (((x) >> 22) & 0x1)
+#define   C_00000D_FORCE_IDCT                          0xFFBFFFFF
+#define   S_00000D_FORCE_VIP(x)                        (((x) & 0x1) << 23)
+#define   G_00000D_FORCE_VIP(x)                        (((x) >> 23) & 0x1)
+#define   C_00000D_FORCE_VIP                           0xFF7FFFFF
+#define   S_00000D_FORCE_RE(x)                         (((x) & 0x1) << 24)
+#define   G_00000D_FORCE_RE(x)                         (((x) >> 24) & 0x1)
+#define   C_00000D_FORCE_RE                            0xFEFFFFFF
+#define   S_00000D_FORCE_SR(x)                         (((x) & 0x1) << 25)
+#define   G_00000D_FORCE_SR(x)                         (((x) >> 25) & 0x1)
+#define   C_00000D_FORCE_SR                            0xFDFFFFFF
+#define   S_00000D_FORCE_PX(x)                         (((x) & 0x1) << 26)
+#define   G_00000D_FORCE_PX(x)                         (((x) >> 26) & 0x1)
+#define   C_00000D_FORCE_PX                            0xFBFFFFFF
+#define   S_00000D_FORCE_TX(x)                         (((x) & 0x1) << 27)
+#define   G_00000D_FORCE_TX(x)                         (((x) >> 27) & 0x1)
+#define   C_00000D_FORCE_TX                            0xF7FFFFFF
+#define   S_00000D_FORCE_US(x)                         (((x) & 0x1) << 28)
+#define   G_00000D_FORCE_US(x)                         (((x) >> 28) & 0x1)
+#define   C_00000D_FORCE_US                            0xEFFFFFFF
+#define   S_00000D_FORCE_TV_SCLK(x)                    (((x) & 0x1) << 29)
+#define   G_00000D_FORCE_TV_SCLK(x)                    (((x) >> 29) & 0x1)
+#define   C_00000D_FORCE_TV_SCLK                       0xDFFFFFFF
+#define   S_00000D_FORCE_SU(x)                         (((x) & 0x1) << 30)
+#define   G_00000D_FORCE_SU(x)                         (((x) >> 30) & 0x1)
+#define   C_00000D_FORCE_SU                            0xBFFFFFFF
+#define   S_00000D_FORCE_OV0(x)                        (((x) & 0x1) << 31)
+#define   G_00000D_FORCE_OV0(x)                        (((x) >> 31) & 0x1)
+#define   C_00000D_FORCE_OV0                           0x7FFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/r500_reg.h b/drivers/gpu/drm/radeon/r500_reg.h
index e1d5e0331e19..7baa73955563 100644
--- a/drivers/gpu/drm/radeon/r500_reg.h
+++ b/drivers/gpu/drm/radeon/r500_reg.h
@@ -384,9 +384,16 @@
 #       define AVIVO_D1GRPH_TILED                               (1 << 20)
 #       define AVIVO_D1GRPH_MACRO_ADDRESS_MODE                  (1 << 21)
 
+/* The R7xx *_HIGH surface regs are backwards; the D1 regs are in the D2
+ * block and vice versa.  This applies to GRPH, CUR, etc.
+ */
 #define AVIVO_D1GRPH_LUT_SEL                                    0x6108
 #define AVIVO_D1GRPH_PRIMARY_SURFACE_ADDRESS                    0x6110
+#define R700_D1GRPH_PRIMARY_SURFACE_ADDRESS_HIGH                0x6914
+#define R700_D2GRPH_PRIMARY_SURFACE_ADDRESS_HIGH                0x6114
 #define AVIVO_D1GRPH_SECONDARY_SURFACE_ADDRESS                  0x6118
+#define R700_D1GRPH_SECONDARY_SURFACE_ADDRESS_HIGH              0x691c
+#define R700_D2GRPH_SECONDARY_SURFACE_ADDRESS_HIGH              0x611c
 #define AVIVO_D1GRPH_PITCH                                      0x6120
 #define AVIVO_D1GRPH_SURFACE_OFFSET_X                           0x6124
 #define AVIVO_D1GRPH_SURFACE_OFFSET_Y                           0x6128
@@ -404,6 +411,8 @@
 #       define AVIVO_D1CURSOR_MODE_MASK         (3 << 8)
 #       define AVIVO_D1CURSOR_MODE_24BPP        2
 #define AVIVO_D1CUR_SURFACE_ADDRESS             0x6408
+#define R700_D1CUR_SURFACE_ADDRESS_HIGH         0x6c0c
+#define R700_D2CUR_SURFACE_ADDRESS_HIGH         0x640c
 #define AVIVO_D1CUR_SIZE                        0x6410
 #define AVIVO_D1CUR_POSITION                    0x6414
 #define AVIVO_D1CUR_HOT_SPOT                    0x6418
@@ -445,6 +454,8 @@
 #define AVIVO_D1MODE_VBLANK_STATUS              0x6534
 #       define AVIVO_VBLANK_ACK                 (1 << 4)
 #define AVIVO_D1MODE_VLINE_START_END            0x6538
+#define AVIVO_D1MODE_VLINE_STATUS               0x653c
+#       define AVIVO_D1MODE_VLINE_STAT          (1 << 12)
 #define AVIVO_DxMODE_INT_MASK                   0x6540
 #       define AVIVO_D1MODE_INT_MASK            (1 << 0)
 #       define AVIVO_D2MODE_INT_MASK            (1 << 8)
@@ -502,6 +513,7 @@
 
 #define AVIVO_D2MODE_VBLANK_STATUS              0x6d34
 #define AVIVO_D2MODE_VLINE_START_END            0x6d38
+#define AVIVO_D2MODE_VLINE_STATUS               0x6d3c
 #define AVIVO_D2MODE_VIEWPORT_START             0x6d80
 #define AVIVO_D2MODE_VIEWPORT_SIZE              0x6d84
 #define AVIVO_D2MODE_EXT_OVERSCAN_LEFT_RIGHT    0x6d88
diff --git a/drivers/gpu/drm/radeon/r520.c b/drivers/gpu/drm/radeon/r520.c
index ebd6b0f7bdff..f7435185c0a6 100644
--- a/drivers/gpu/drm/radeon/r520.c
+++ b/drivers/gpu/drm/radeon/r520.c
@@ -26,114 +26,13 @@
  *          Jerome Glisse
  */
 #include "drmP.h"
-#include "radeon_reg.h"
 #include "radeon.h"
-#include "radeon_share.h"
-
-/* r520,rv530,rv560,rv570,r580 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int rv370_pcie_gart_enable(struct radeon_device *rdev);
-void rv370_pcie_gart_disable(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
-void rs600_mc_disable_clients(struct radeon_device *rdev);
-void rs600_disable_vga(struct radeon_device *rdev);
-int rv515_debugfs_pipes_info_init(struct radeon_device *rdev);
-int rv515_debugfs_ga_info_init(struct radeon_device *rdev);
-
-/* This files gather functions specifics to:
- * r520,rv530,rv560,rv570,r580
- *
- * Some of these functions might be used by newer ASICs.
- */
-void r520_gpu_init(struct radeon_device *rdev);
-int r520_mc_wait_for_idle(struct radeon_device *rdev);
-
-
-/*
- * MC
- */
-int r520_mc_init(struct radeon_device *rdev)
-{
-	uint32_t tmp;
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-	if (rv515_debugfs_pipes_info_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for pipes !\n");
-	}
-	if (rv515_debugfs_ga_info_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for pipes !\n");
-	}
-
-	r520_gpu_init(rdev);
-	rv370_pcie_gart_disable(rdev);
-
-	/* Setup GPU memory space */
-	rdev->mc.vram_location = 0xFFFFFFFFUL;
-	rdev->mc.gtt_location = 0xFFFFFFFFUL;
-	if (rdev->flags & RADEON_IS_AGP) {
-		r = radeon_agp_init(rdev);
-		if (r) {
-			printk(KERN_WARNING "[drm] Disabling AGP\n");
-			rdev->flags &= ~RADEON_IS_AGP;
-			rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
-		} else {
-			rdev->mc.gtt_location = rdev->mc.agp_base;
-		}
-	}
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	/* Program GPU memory space */
-	rs600_mc_disable_clients(rdev);
-	if (r520_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	/* Write VRAM size in case we are limiting it */
-	WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(R520_MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(R520_MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32_MC(R520_MC_FB_LOCATION, tmp);
-	WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
-	WREG32(0x310, rdev->mc.vram_location);
-	if (rdev->flags & RADEON_IS_AGP) {
-		tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-		tmp = REG_SET(R520_MC_AGP_TOP, tmp >> 16);
-		tmp |= REG_SET(R520_MC_AGP_START, rdev->mc.gtt_location >> 16);
-		WREG32_MC(R520_MC_AGP_LOCATION, tmp);
-		WREG32_MC(R520_MC_AGP_BASE, rdev->mc.agp_base);
-		WREG32_MC(R520_MC_AGP_BASE_2, 0);
-	} else {
-		WREG32_MC(R520_MC_AGP_LOCATION, 0x0FFFFFFF);
-		WREG32_MC(R520_MC_AGP_BASE, 0);
-		WREG32_MC(R520_MC_AGP_BASE_2, 0);
-	}
-	return 0;
-}
-
-void r520_mc_fini(struct radeon_device *rdev)
-{
-	rv370_pcie_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
-	radeon_gart_fini(rdev);
-}
+#include "atom.h"
+#include "r520d.h"
 
+/* This files gather functions specifics to: r520,rv530,rv560,rv570,r580 */
 
-/*
- * Global GPU functions
- */
-void r520_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
-int r520_mc_wait_for_idle(struct radeon_device *rdev)
+static int r520_mc_wait_for_idle(struct radeon_device *rdev)
 {
 	unsigned i;
 	uint32_t tmp;
@@ -149,12 +48,12 @@ int r520_mc_wait_for_idle(struct radeon_device *rdev)
 	return -1;
 }
 
-void r520_gpu_init(struct radeon_device *rdev)
+static void r520_gpu_init(struct radeon_device *rdev)
 {
 	unsigned pipe_select_current, gb_pipe_select, tmp;
 
 	r100_hdp_reset(rdev);
-	rs600_disable_vga(rdev);
+	rv515_vga_render_disable(rdev);
 	/*
 	 * DST_PIPE_CONFIG		0x170C
 	 * GB_TILE_CONFIG		0x4018
@@ -192,10 +91,6 @@ void r520_gpu_init(struct radeon_device *rdev)
 	}
 }
 
-
-/*
- * VRAM info
- */
 static void r520_vram_get_type(struct radeon_device *rdev)
 {
 	uint32_t tmp;
@@ -239,7 +134,169 @@ void r520_vram_info(struct radeon_device *rdev)
 	rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
 }
 
-void r520_bandwidth_update(struct radeon_device *rdev)
+void r520_mc_program(struct radeon_device *rdev)
 {
-	rv515_bandwidth_avivo_update(rdev);
+	struct rv515_mc_save save;
+
+	/* Stops all mc clients */
+	rv515_mc_stop(rdev, &save);
+
+	/* Wait for mc idle */
+	if (r520_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+	/* Write VRAM size in case we are limiting it */
+	WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
+	/* Program MC, should be a 32bits limited address space */
+	WREG32_MC(R_000004_MC_FB_LOCATION,
+			S_000004_MC_FB_START(rdev->mc.vram_start >> 16) |
+			S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	WREG32(R_000134_HDP_FB_LOCATION,
+		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32_MC(R_000005_MC_AGP_LOCATION,
+			S_000005_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+			S_000005_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+		WREG32_MC(R_000006_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+		WREG32_MC(R_000007_AGP_BASE_2,
+			S_000007_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
+	} else {
+		WREG32_MC(R_000005_MC_AGP_LOCATION, 0xFFFFFFFF);
+		WREG32_MC(R_000006_AGP_BASE, 0);
+		WREG32_MC(R_000007_AGP_BASE_2, 0);
+	}
+
+	rv515_mc_resume(rdev, &save);
+}
+
+static int r520_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	r520_mc_program(rdev);
+	/* Resume clock */
+	rv515_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	r520_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	rs600_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int r520_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	rv515_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Resume clock after posting */
+	rv515_clock_startup(rdev);
+	return r520_startup(rdev);
+}
+
+int r520_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		r = radeon_atombios_init(rdev);
+		if (r)
+			return r;
+	} else {
+		dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
+		return -EINVAL;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Get vram informations */
+	r520_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r)
+		return r;
+	rv515_debugfs(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	r = rv370_pcie_gart_init(rdev);
+	if (r)
+		return r;
+	rv515_set_safe_registers(rdev);
+	rdev->accel_working = true;
+	r = r520_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		rv515_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		rv370_pcie_gart_fini(rdev);
+		radeon_agp_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
 }
diff --git a/drivers/gpu/drm/radeon/r520d.h b/drivers/gpu/drm/radeon/r520d.h
new file mode 100644
index 000000000000..61af61f644bc
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r520d.h
@@ -0,0 +1,187 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __R520D_H__
+#define __R520D_H__
+
+/* Registers */
+#define R_0000F8_CONFIG_MEMSIZE                      0x0000F8
+#define   S_0000F8_CONFIG_MEMSIZE(x)                   (((x) & 0xFFFFFFFF) << 0)
+#define   G_0000F8_CONFIG_MEMSIZE(x)                   (((x) >> 0) & 0xFFFFFFFF)
+#define   C_0000F8_CONFIG_MEMSIZE                      0x00000000
+#define R_000134_HDP_FB_LOCATION                     0x000134
+#define   S_000134_HDP_FB_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000134_HDP_FB_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000134_HDP_FB_START                        0xFFFF0000
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_RBBM_HIBUSY(x)                      (((x) & 0x1) << 28)
+#define   G_000E40_RBBM_HIBUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_000E40_RBBM_HIBUSY                         0xEFFFFFFF
+#define   S_000E40_SKID_CFBUSY(x)                      (((x) & 0x1) << 29)
+#define   G_000E40_SKID_CFBUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_000E40_SKID_CFBUSY                         0xDFFFFFFF
+#define   S_000E40_VAP_VF_BUSY(x)                      (((x) & 0x1) << 30)
+#define   G_000E40_VAP_VF_BUSY(x)                      (((x) >> 30) & 0x1)
+#define   C_000E40_VAP_VF_BUSY                         0xBFFFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+
+
+#define R_000004_MC_FB_LOCATION                      0x000004
+#define   S_000004_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000004_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000004_MC_FB_START                         0xFFFF0000
+#define   S_000004_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000004_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000004_MC_FB_TOP                           0x0000FFFF
+#define R_000005_MC_AGP_LOCATION                     0x000005
+#define   S_000005_MC_AGP_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000005_MC_AGP_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000005_MC_AGP_START                        0xFFFF0000
+#define   S_000005_MC_AGP_TOP(x)                       (((x) & 0xFFFF) << 16)
+#define   G_000005_MC_AGP_TOP(x)                       (((x) >> 16) & 0xFFFF)
+#define   C_000005_MC_AGP_TOP                          0x0000FFFF
+#define R_000006_AGP_BASE                            0x000006
+#define   S_000006_AGP_BASE_ADDR(x)                    (((x) & 0xFFFFFFFF) << 0)
+#define   G_000006_AGP_BASE_ADDR(x)                    (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000006_AGP_BASE_ADDR                       0x00000000
+#define R_000007_AGP_BASE_2                          0x000007
+#define   S_000007_AGP_BASE_ADDR_2(x)                  (((x) & 0xF) << 0)
+#define   G_000007_AGP_BASE_ADDR_2(x)                  (((x) >> 0) & 0xF)
+#define   C_000007_AGP_BASE_ADDR_2                     0xFFFFFFF0
+
+#endif
diff --git a/drivers/gpu/drm/radeon/r600.c b/drivers/gpu/drm/radeon/r600.c
index 538cd907df69..278f646bc18e 100644
--- a/drivers/gpu/drm/radeon/r600.c
+++ b/drivers/gpu/drm/radeon/r600.c
@@ -25,146 +25,1833 @@
  *          Alex Deucher
  *          Jerome Glisse
  */
+#include <linux/seq_file.h>
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
 #include "drmP.h"
-#include "radeon_reg.h"
+#include "radeon_drm.h"
 #include "radeon.h"
+#include "radeon_mode.h"
+#include "r600d.h"
+#include "atom.h"
+#include "avivod.h"
 
-/* r600,rv610,rv630,rv620,rv635,rv670 depends on : */
-void rs600_mc_disable_clients(struct radeon_device *rdev);
+#define PFP_UCODE_SIZE 576
+#define PM4_UCODE_SIZE 1792
+#define R700_PFP_UCODE_SIZE 848
+#define R700_PM4_UCODE_SIZE 1360
 
-/* This files gather functions specifics to:
- * r600,rv610,rv630,rv620,rv635,rv670
- *
- * Some of these functions might be used by newer ASICs.
- */
+/* Firmware Names */
+MODULE_FIRMWARE("radeon/R600_pfp.bin");
+MODULE_FIRMWARE("radeon/R600_me.bin");
+MODULE_FIRMWARE("radeon/RV610_pfp.bin");
+MODULE_FIRMWARE("radeon/RV610_me.bin");
+MODULE_FIRMWARE("radeon/RV630_pfp.bin");
+MODULE_FIRMWARE("radeon/RV630_me.bin");
+MODULE_FIRMWARE("radeon/RV620_pfp.bin");
+MODULE_FIRMWARE("radeon/RV620_me.bin");
+MODULE_FIRMWARE("radeon/RV635_pfp.bin");
+MODULE_FIRMWARE("radeon/RV635_me.bin");
+MODULE_FIRMWARE("radeon/RV670_pfp.bin");
+MODULE_FIRMWARE("radeon/RV670_me.bin");
+MODULE_FIRMWARE("radeon/RS780_pfp.bin");
+MODULE_FIRMWARE("radeon/RS780_me.bin");
+MODULE_FIRMWARE("radeon/RV770_pfp.bin");
+MODULE_FIRMWARE("radeon/RV770_me.bin");
+MODULE_FIRMWARE("radeon/RV730_pfp.bin");
+MODULE_FIRMWARE("radeon/RV730_me.bin");
+MODULE_FIRMWARE("radeon/RV710_pfp.bin");
+MODULE_FIRMWARE("radeon/RV710_me.bin");
+
+int r600_debugfs_mc_info_init(struct radeon_device *rdev);
+
+/* r600,rv610,rv630,rv620,rv635,rv670 */
 int r600_mc_wait_for_idle(struct radeon_device *rdev);
 void r600_gpu_init(struct radeon_device *rdev);
-
+void r600_fini(struct radeon_device *rdev);
 
 /*
- * MC
+ * R600 PCIE GART
  */
+int r600_gart_clear_page(struct radeon_device *rdev, int i)
+{
+	void __iomem *ptr = (void *)rdev->gart.table.vram.ptr;
+	u64 pte;
+
+	if (i < 0 || i > rdev->gart.num_gpu_pages)
+		return -EINVAL;
+	pte = 0;
+	writeq(pte, ((void __iomem *)ptr) + (i * 8));
+	return 0;
+}
+
+void r600_pcie_gart_tlb_flush(struct radeon_device *rdev)
+{
+	unsigned i;
+	u32 tmp;
+
+	WREG32(VM_CONTEXT0_INVALIDATION_LOW_ADDR, rdev->mc.gtt_start >> 12);
+	WREG32(VM_CONTEXT0_INVALIDATION_HIGH_ADDR, (rdev->mc.gtt_end - 1) >> 12);
+	WREG32(VM_CONTEXT0_REQUEST_RESPONSE, REQUEST_TYPE(1));
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		/* read MC_STATUS */
+		tmp = RREG32(VM_CONTEXT0_REQUEST_RESPONSE);
+		tmp = (tmp & RESPONSE_TYPE_MASK) >> RESPONSE_TYPE_SHIFT;
+		if (tmp == 2) {
+			printk(KERN_WARNING "[drm] r600 flush TLB failed\n");
+			return;
+		}
+		if (tmp) {
+			return;
+		}
+		udelay(1);
+	}
+}
+
+int r600_pcie_gart_init(struct radeon_device *rdev)
+{
+	int r;
+
+	if (rdev->gart.table.vram.robj) {
+		WARN(1, "R600 PCIE GART already initialized.\n");
+		return 0;
+	}
+	/* Initialize common gart structure */
+	r = radeon_gart_init(rdev);
+	if (r)
+		return r;
+	rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
+	return radeon_gart_table_vram_alloc(rdev);
+}
+
+int r600_pcie_gart_enable(struct radeon_device *rdev)
+{
+	u32 tmp;
+	int r, i;
+
+	if (rdev->gart.table.vram.robj == NULL) {
+		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+		return -EINVAL;
+	}
+	r = radeon_gart_table_vram_pin(rdev);
+	if (r)
+		return r;
+
+	/* Setup L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
+				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL2, 0);
+	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
+	/* Setup TLB control */
+	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
+		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
+		ENABLE_WAIT_L2_QUERY;
+	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
+	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
+	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
+				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
+	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
+			(u32)(rdev->dummy_page.addr >> 12));
+	for (i = 1; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+
+	r600_pcie_gart_tlb_flush(rdev);
+	rdev->gart.ready = true;
+	return 0;
+}
+
+void r600_pcie_gart_disable(struct radeon_device *rdev)
+{
+	u32 tmp;
+	int i;
+
+	/* Disable all tables */
+	for (i = 0; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+
+	/* Disable L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
+	/* Setup L1 TLB control */
+	tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
+		ENABLE_WAIT_L2_QUERY;
+	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
+	if (rdev->gart.table.vram.robj) {
+		radeon_object_kunmap(rdev->gart.table.vram.robj);
+		radeon_object_unpin(rdev->gart.table.vram.robj);
+	}
+}
+
+void r600_pcie_gart_fini(struct radeon_device *rdev)
+{
+	r600_pcie_gart_disable(rdev);
+	radeon_gart_table_vram_free(rdev);
+	radeon_gart_fini(rdev);
+}
+
+void r600_agp_enable(struct radeon_device *rdev)
+{
+	u32 tmp;
+	int i;
+
+	/* Setup L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
+				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL2, 0);
+	WREG32(VM_L2_CNTL3, BANK_SELECT_0(0) | BANK_SELECT_1(1));
+	/* Setup TLB control */
+	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
+		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5) |
+		ENABLE_WAIT_L2_QUERY;
+	WREG32(MC_VM_L1_TLB_MCB_RD_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SYS_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_HDP_CNTL, tmp | ENABLE_L1_STRICT_ORDERING);
+	WREG32(MC_VM_L1_TLB_MCB_WR_HDP_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_RD_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_A_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_RD_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCD_WR_B_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_GFX_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_WR_PDMA_CNTL, tmp);
+	WREG32(MC_VM_L1_TLB_MCB_RD_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+	WREG32(MC_VM_L1_TLB_MCB_WR_SEM_CNTL, tmp | ENABLE_SEMAPHORE_MODE);
+	for (i = 0; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+}
+
+int r600_mc_wait_for_idle(struct radeon_device *rdev)
+{
+	unsigned i;
+	u32 tmp;
+
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		/* read MC_STATUS */
+		tmp = RREG32(R_000E50_SRBM_STATUS) & 0x3F00;
+		if (!tmp)
+			return 0;
+		udelay(1);
+	}
+	return -1;
+}
+
+static void r600_mc_program(struct radeon_device *rdev)
+{
+	struct rv515_mc_save save;
+	u32 tmp;
+	int i, j;
+
+	/* Initialize HDP */
+	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
+		WREG32((0x2c14 + j), 0x00000000);
+		WREG32((0x2c18 + j), 0x00000000);
+		WREG32((0x2c1c + j), 0x00000000);
+		WREG32((0x2c20 + j), 0x00000000);
+		WREG32((0x2c24 + j), 0x00000000);
+	}
+	WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
+
+	rv515_mc_stop(rdev, &save);
+	if (r600_mc_wait_for_idle(rdev)) {
+		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+	}
+	/* Lockout access through VGA aperture (doesn't exist before R600) */
+	WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
+	/* Update configuration */
+	if (rdev->flags & RADEON_IS_AGP) {
+		if (rdev->mc.vram_start < rdev->mc.gtt_start) {
+			/* VRAM before AGP */
+			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+				rdev->mc.vram_start >> 12);
+			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+				rdev->mc.gtt_end >> 12);
+		} else {
+			/* VRAM after AGP */
+			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+				rdev->mc.gtt_start >> 12);
+			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+				rdev->mc.vram_end >> 12);
+		}
+	} else {
+		WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.vram_start >> 12);
+		WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.vram_end >> 12);
+	}
+	WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
+	tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
+	tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
+	WREG32(MC_VM_FB_LOCATION, tmp);
+	WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
+	WREG32(HDP_NONSURFACE_INFO, (2 << 7));
+	WREG32(HDP_NONSURFACE_SIZE, rdev->mc.mc_vram_size | 0x3FF);
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 22);
+		WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 22);
+		WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
+	} else {
+		WREG32(MC_VM_AGP_BASE, 0);
+		WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
+		WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
+	}
+	if (r600_mc_wait_for_idle(rdev)) {
+		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+	}
+	rv515_mc_resume(rdev, &save);
+	/* we need to own VRAM, so turn off the VGA renderer here
+	 * to stop it overwriting our objects */
+	rv515_vga_render_disable(rdev);
+}
+
 int r600_mc_init(struct radeon_device *rdev)
 {
-	uint32_t tmp;
+	fixed20_12 a;
+	u32 tmp;
+	int chansize, numchan;
+	int r;
 
-	r600_gpu_init(rdev);
+	/* Get VRAM informations */
+	rdev->mc.vram_is_ddr = true;
+	tmp = RREG32(RAMCFG);
+	if (tmp & CHANSIZE_OVERRIDE) {
+		chansize = 16;
+	} else if (tmp & CHANSIZE_MASK) {
+		chansize = 64;
+	} else {
+		chansize = 32;
+	}
+	tmp = RREG32(CHMAP);
+	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
+	case 0:
+	default:
+		numchan = 1;
+		break;
+	case 1:
+		numchan = 2;
+		break;
+	case 2:
+		numchan = 4;
+		break;
+	case 3:
+		numchan = 8;
+		break;
+	}
+	rdev->mc.vram_width = numchan * chansize;
+	/* Could aper size report 0 ? */
+	rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
+	rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
+	/* Setup GPU memory space */
+	rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
+	rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
 
-	/* setup the gart before changing location so we can ask to
-	 * discard unmapped mc request
+	if (rdev->mc.mc_vram_size > rdev->mc.aper_size)
+		rdev->mc.mc_vram_size = rdev->mc.aper_size;
+
+	if (rdev->mc.real_vram_size > rdev->mc.aper_size)
+		rdev->mc.real_vram_size = rdev->mc.aper_size;
+
+	if (rdev->flags & RADEON_IS_AGP) {
+		r = radeon_agp_init(rdev);
+		if (r)
+			return r;
+		/* gtt_size is setup by radeon_agp_init */
+		rdev->mc.gtt_location = rdev->mc.agp_base;
+		tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size;
+		/* Try to put vram before or after AGP because we
+		 * we want SYSTEM_APERTURE to cover both VRAM and
+		 * AGP so that GPU can catch out of VRAM/AGP access
+		 */
+		if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) {
+			/* Enought place before */
+			rdev->mc.vram_location = rdev->mc.gtt_location -
+							rdev->mc.mc_vram_size;
+		} else if (tmp > rdev->mc.mc_vram_size) {
+			/* Enought place after */
+			rdev->mc.vram_location = rdev->mc.gtt_location +
+							rdev->mc.gtt_size;
+		} else {
+			/* Try to setup VRAM then AGP might not
+			 * not work on some card
+			 */
+			rdev->mc.vram_location = 0x00000000UL;
+			rdev->mc.gtt_location = rdev->mc.mc_vram_size;
+		}
+	} else {
+		rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
+		rdev->mc.vram_location = (RREG32(MC_VM_FB_LOCATION) &
+							0xFFFF) << 24;
+		tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size;
+		if ((0xFFFFFFFFUL - tmp) >= rdev->mc.gtt_size) {
+			/* Enough place after vram */
+			rdev->mc.gtt_location = tmp;
+		} else if (rdev->mc.vram_location >= rdev->mc.gtt_size) {
+			/* Enough place before vram */
+			rdev->mc.gtt_location = 0;
+		} else {
+			/* Not enough place after or before shrink
+			 * gart size
+			 */
+			if (rdev->mc.vram_location > (0xFFFFFFFFUL - tmp)) {
+				rdev->mc.gtt_location = 0;
+				rdev->mc.gtt_size = rdev->mc.vram_location;
+			} else {
+				rdev->mc.gtt_location = tmp;
+				rdev->mc.gtt_size = 0xFFFFFFFFUL - tmp;
+			}
+		}
+		rdev->mc.gtt_location = rdev->mc.mc_vram_size;
+	}
+	rdev->mc.vram_start = rdev->mc.vram_location;
+	rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
+	rdev->mc.gtt_start = rdev->mc.gtt_location;
+	rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
+	/* FIXME: we should enforce default clock in case GPU is not in
+	 * default setup
 	 */
-	/* FIXME: disable out of gart access */
-	tmp = rdev->mc.gtt_location / 4096;
-	tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp);
-	WREG32(R600_MC_VM_SYSTEM_APERTURE_LOW_ADDR, tmp);
-	tmp = (rdev->mc.gtt_location + rdev->mc.gtt_size) / 4096;
-	tmp = REG_SET(R600_LOGICAL_PAGE_NUMBER, tmp);
-	WREG32(R600_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, tmp);
-
-	rs600_mc_disable_clients(rdev);
+	a.full = rfixed_const(100);
+	rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
+	rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
+	return 0;
+}
+
+/* We doesn't check that the GPU really needs a reset we simply do the
+ * reset, it's up to the caller to determine if the GPU needs one. We
+ * might add an helper function to check that.
+ */
+int r600_gpu_soft_reset(struct radeon_device *rdev)
+{
+	struct rv515_mc_save save;
+	u32 grbm_busy_mask = S_008010_VC_BUSY(1) | S_008010_VGT_BUSY_NO_DMA(1) |
+				S_008010_VGT_BUSY(1) | S_008010_TA03_BUSY(1) |
+				S_008010_TC_BUSY(1) | S_008010_SX_BUSY(1) |
+				S_008010_SH_BUSY(1) | S_008010_SPI03_BUSY(1) |
+				S_008010_SMX_BUSY(1) | S_008010_SC_BUSY(1) |
+				S_008010_PA_BUSY(1) | S_008010_DB03_BUSY(1) |
+				S_008010_CR_BUSY(1) | S_008010_CB03_BUSY(1) |
+				S_008010_GUI_ACTIVE(1);
+	u32 grbm2_busy_mask = S_008014_SPI0_BUSY(1) | S_008014_SPI1_BUSY(1) |
+			S_008014_SPI2_BUSY(1) | S_008014_SPI3_BUSY(1) |
+			S_008014_TA0_BUSY(1) | S_008014_TA1_BUSY(1) |
+			S_008014_TA2_BUSY(1) | S_008014_TA3_BUSY(1) |
+			S_008014_DB0_BUSY(1) | S_008014_DB1_BUSY(1) |
+			S_008014_DB2_BUSY(1) | S_008014_DB3_BUSY(1) |
+			S_008014_CB0_BUSY(1) | S_008014_CB1_BUSY(1) |
+			S_008014_CB2_BUSY(1) | S_008014_CB3_BUSY(1);
+	u32 srbm_reset = 0;
+	u32 tmp;
+
+	dev_info(rdev->dev, "GPU softreset \n");
+	dev_info(rdev->dev, "  R_008010_GRBM_STATUS=0x%08X\n",
+		RREG32(R_008010_GRBM_STATUS));
+	dev_info(rdev->dev, "  R_008014_GRBM_STATUS2=0x%08X\n",
+		RREG32(R_008014_GRBM_STATUS2));
+	dev_info(rdev->dev, "  R_000E50_SRBM_STATUS=0x%08X\n",
+		RREG32(R_000E50_SRBM_STATUS));
+	rv515_mc_stop(rdev, &save);
 	if (r600_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
+		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
 	}
-
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(R600_MC_FB_TOP, tmp >> 24);
-	tmp |= REG_SET(R600_MC_FB_BASE, rdev->mc.vram_location >> 24);
-	WREG32(R600_MC_VM_FB_LOCATION, tmp);
-	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-	tmp = REG_SET(R600_MC_AGP_TOP, tmp >> 22);
-	WREG32(R600_MC_VM_AGP_TOP, tmp);
-	tmp = REG_SET(R600_MC_AGP_BOT, rdev->mc.gtt_location >> 22);
-	WREG32(R600_MC_VM_AGP_BOT, tmp);
+	/* Disable CP parsing/prefetching */
+	WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(0xff));
+	/* Check if any of the rendering block is busy and reset it */
+	if ((RREG32(R_008010_GRBM_STATUS) & grbm_busy_mask) ||
+	    (RREG32(R_008014_GRBM_STATUS2) & grbm2_busy_mask)) {
+		tmp = S_008020_SOFT_RESET_CR(1) |
+			S_008020_SOFT_RESET_DB(1) |
+			S_008020_SOFT_RESET_CB(1) |
+			S_008020_SOFT_RESET_PA(1) |
+			S_008020_SOFT_RESET_SC(1) |
+			S_008020_SOFT_RESET_SMX(1) |
+			S_008020_SOFT_RESET_SPI(1) |
+			S_008020_SOFT_RESET_SX(1) |
+			S_008020_SOFT_RESET_SH(1) |
+			S_008020_SOFT_RESET_TC(1) |
+			S_008020_SOFT_RESET_TA(1) |
+			S_008020_SOFT_RESET_VC(1) |
+			S_008020_SOFT_RESET_VGT(1);
+		dev_info(rdev->dev, "  R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
+		WREG32(R_008020_GRBM_SOFT_RESET, tmp);
+		(void)RREG32(R_008020_GRBM_SOFT_RESET);
+		udelay(50);
+		WREG32(R_008020_GRBM_SOFT_RESET, 0);
+		(void)RREG32(R_008020_GRBM_SOFT_RESET);
+	}
+	/* Reset CP (we always reset CP) */
+	tmp = S_008020_SOFT_RESET_CP(1);
+	dev_info(rdev->dev, "R_008020_GRBM_SOFT_RESET=0x%08X\n", tmp);
+	WREG32(R_008020_GRBM_SOFT_RESET, tmp);
+	(void)RREG32(R_008020_GRBM_SOFT_RESET);
+	udelay(50);
+	WREG32(R_008020_GRBM_SOFT_RESET, 0);
+	(void)RREG32(R_008020_GRBM_SOFT_RESET);
+	/* Reset others GPU block if necessary */
+	if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
+	if (G_000E50_GRBM_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_GRBM(1);
+	if (G_000E50_HI_RQ_PENDING(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_IH(1);
+	if (G_000E50_VMC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_VMC(1);
+	if (G_000E50_MCB_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_MC(1);
+	if (G_000E50_MCDZ_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_MC(1);
+	if (G_000E50_MCDY_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_MC(1);
+	if (G_000E50_MCDX_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_MC(1);
+	if (G_000E50_MCDW_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_MC(1);
+	if (G_000E50_RLC_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_RLC(1);
+	if (G_000E50_SEM_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_SEM(1);
+	if (G_000E50_BIF_BUSY(RREG32(R_000E50_SRBM_STATUS)))
+		srbm_reset |= S_000E60_SOFT_RESET_BIF(1);
+	dev_info(rdev->dev, "  R_000E60_SRBM_SOFT_RESET=0x%08X\n", srbm_reset);
+	WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
+	(void)RREG32(R_000E60_SRBM_SOFT_RESET);
+	udelay(50);
+	WREG32(R_000E60_SRBM_SOFT_RESET, 0);
+	(void)RREG32(R_000E60_SRBM_SOFT_RESET);
+	WREG32(R_000E60_SRBM_SOFT_RESET, srbm_reset);
+	(void)RREG32(R_000E60_SRBM_SOFT_RESET);
+	udelay(50);
+	WREG32(R_000E60_SRBM_SOFT_RESET, 0);
+	(void)RREG32(R_000E60_SRBM_SOFT_RESET);
+	/* Wait a little for things to settle down */
+	udelay(50);
+	dev_info(rdev->dev, "  R_008010_GRBM_STATUS=0x%08X\n",
+		RREG32(R_008010_GRBM_STATUS));
+	dev_info(rdev->dev, "  R_008014_GRBM_STATUS2=0x%08X\n",
+		RREG32(R_008014_GRBM_STATUS2));
+	dev_info(rdev->dev, "  R_000E50_SRBM_STATUS=0x%08X\n",
+		RREG32(R_000E50_SRBM_STATUS));
+	/* After reset we need to reinit the asic as GPU often endup in an
+	 * incoherent state.
+	 */
+	atom_asic_init(rdev->mode_info.atom_context);
+	rv515_mc_resume(rdev, &save);
 	return 0;
 }
 
-void r600_mc_fini(struct radeon_device *rdev)
+int r600_gpu_reset(struct radeon_device *rdev)
+{
+	return r600_gpu_soft_reset(rdev);
+}
+
+static u32 r600_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
+					     u32 num_backends,
+					     u32 backend_disable_mask)
+{
+	u32 backend_map = 0;
+	u32 enabled_backends_mask;
+	u32 enabled_backends_count;
+	u32 cur_pipe;
+	u32 swizzle_pipe[R6XX_MAX_PIPES];
+	u32 cur_backend;
+	u32 i;
+
+	if (num_tile_pipes > R6XX_MAX_PIPES)
+		num_tile_pipes = R6XX_MAX_PIPES;
+	if (num_tile_pipes < 1)
+		num_tile_pipes = 1;
+	if (num_backends > R6XX_MAX_BACKENDS)
+		num_backends = R6XX_MAX_BACKENDS;
+	if (num_backends < 1)
+		num_backends = 1;
+
+	enabled_backends_mask = 0;
+	enabled_backends_count = 0;
+	for (i = 0; i < R6XX_MAX_BACKENDS; ++i) {
+		if (((backend_disable_mask >> i) & 1) == 0) {
+			enabled_backends_mask |= (1 << i);
+			++enabled_backends_count;
+		}
+		if (enabled_backends_count == num_backends)
+			break;
+	}
+
+	if (enabled_backends_count == 0) {
+		enabled_backends_mask = 1;
+		enabled_backends_count = 1;
+	}
+
+	if (enabled_backends_count != num_backends)
+		num_backends = enabled_backends_count;
+
+	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R6XX_MAX_PIPES);
+	switch (num_tile_pipes) {
+	case 1:
+		swizzle_pipe[0] = 0;
+		break;
+	case 2:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 1;
+		break;
+	case 3:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 1;
+		swizzle_pipe[2] = 2;
+		break;
+	case 4:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 1;
+		swizzle_pipe[2] = 2;
+		swizzle_pipe[3] = 3;
+		break;
+	case 5:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 1;
+		swizzle_pipe[2] = 2;
+		swizzle_pipe[3] = 3;
+		swizzle_pipe[4] = 4;
+		break;
+	case 6:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 5;
+		swizzle_pipe[4] = 1;
+		swizzle_pipe[5] = 3;
+		break;
+	case 7:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 6;
+		swizzle_pipe[4] = 1;
+		swizzle_pipe[5] = 3;
+		swizzle_pipe[6] = 5;
+		break;
+	case 8:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 6;
+		swizzle_pipe[4] = 1;
+		swizzle_pipe[5] = 3;
+		swizzle_pipe[6] = 5;
+		swizzle_pipe[7] = 7;
+		break;
+	}
+
+	cur_backend = 0;
+	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
+		while (((1 << cur_backend) & enabled_backends_mask) == 0)
+			cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
+
+		backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
+
+		cur_backend = (cur_backend + 1) % R6XX_MAX_BACKENDS;
+	}
+
+	return backend_map;
+}
+
+int r600_count_pipe_bits(uint32_t val)
 {
+	int i, ret = 0;
+
+	for (i = 0; i < 32; i++) {
+		ret += val & 1;
+		val >>= 1;
+	}
+	return ret;
+}
+
+void r600_gpu_init(struct radeon_device *rdev)
+{
+	u32 tiling_config;
+	u32 ramcfg;
+	u32 tmp;
+	int i, j;
+	u32 sq_config;
+	u32 sq_gpr_resource_mgmt_1 = 0;
+	u32 sq_gpr_resource_mgmt_2 = 0;
+	u32 sq_thread_resource_mgmt = 0;
+	u32 sq_stack_resource_mgmt_1 = 0;
+	u32 sq_stack_resource_mgmt_2 = 0;
+
 	/* FIXME: implement */
+	switch (rdev->family) {
+	case CHIP_R600:
+		rdev->config.r600.max_pipes = 4;
+		rdev->config.r600.max_tile_pipes = 8;
+		rdev->config.r600.max_simds = 4;
+		rdev->config.r600.max_backends = 4;
+		rdev->config.r600.max_gprs = 256;
+		rdev->config.r600.max_threads = 192;
+		rdev->config.r600.max_stack_entries = 256;
+		rdev->config.r600.max_hw_contexts = 8;
+		rdev->config.r600.max_gs_threads = 16;
+		rdev->config.r600.sx_max_export_size = 128;
+		rdev->config.r600.sx_max_export_pos_size = 16;
+		rdev->config.r600.sx_max_export_smx_size = 128;
+		rdev->config.r600.sq_num_cf_insts = 2;
+		break;
+	case CHIP_RV630:
+	case CHIP_RV635:
+		rdev->config.r600.max_pipes = 2;
+		rdev->config.r600.max_tile_pipes = 2;
+		rdev->config.r600.max_simds = 3;
+		rdev->config.r600.max_backends = 1;
+		rdev->config.r600.max_gprs = 128;
+		rdev->config.r600.max_threads = 192;
+		rdev->config.r600.max_stack_entries = 128;
+		rdev->config.r600.max_hw_contexts = 8;
+		rdev->config.r600.max_gs_threads = 4;
+		rdev->config.r600.sx_max_export_size = 128;
+		rdev->config.r600.sx_max_export_pos_size = 16;
+		rdev->config.r600.sx_max_export_smx_size = 128;
+		rdev->config.r600.sq_num_cf_insts = 2;
+		break;
+	case CHIP_RV610:
+	case CHIP_RV620:
+	case CHIP_RS780:
+	case CHIP_RS880:
+		rdev->config.r600.max_pipes = 1;
+		rdev->config.r600.max_tile_pipes = 1;
+		rdev->config.r600.max_simds = 2;
+		rdev->config.r600.max_backends = 1;
+		rdev->config.r600.max_gprs = 128;
+		rdev->config.r600.max_threads = 192;
+		rdev->config.r600.max_stack_entries = 128;
+		rdev->config.r600.max_hw_contexts = 4;
+		rdev->config.r600.max_gs_threads = 4;
+		rdev->config.r600.sx_max_export_size = 128;
+		rdev->config.r600.sx_max_export_pos_size = 16;
+		rdev->config.r600.sx_max_export_smx_size = 128;
+		rdev->config.r600.sq_num_cf_insts = 1;
+		break;
+	case CHIP_RV670:
+		rdev->config.r600.max_pipes = 4;
+		rdev->config.r600.max_tile_pipes = 4;
+		rdev->config.r600.max_simds = 4;
+		rdev->config.r600.max_backends = 4;
+		rdev->config.r600.max_gprs = 192;
+		rdev->config.r600.max_threads = 192;
+		rdev->config.r600.max_stack_entries = 256;
+		rdev->config.r600.max_hw_contexts = 8;
+		rdev->config.r600.max_gs_threads = 16;
+		rdev->config.r600.sx_max_export_size = 128;
+		rdev->config.r600.sx_max_export_pos_size = 16;
+		rdev->config.r600.sx_max_export_smx_size = 128;
+		rdev->config.r600.sq_num_cf_insts = 2;
+		break;
+	default:
+		break;
+	}
+
+	/* Initialize HDP */
+	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
+		WREG32((0x2c14 + j), 0x00000000);
+		WREG32((0x2c18 + j), 0x00000000);
+		WREG32((0x2c1c + j), 0x00000000);
+		WREG32((0x2c20 + j), 0x00000000);
+		WREG32((0x2c24 + j), 0x00000000);
+	}
+
+	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
+
+	/* Setup tiling */
+	tiling_config = 0;
+	ramcfg = RREG32(RAMCFG);
+	switch (rdev->config.r600.max_tile_pipes) {
+	case 1:
+		tiling_config |= PIPE_TILING(0);
+		break;
+	case 2:
+		tiling_config |= PIPE_TILING(1);
+		break;
+	case 4:
+		tiling_config |= PIPE_TILING(2);
+		break;
+	case 8:
+		tiling_config |= PIPE_TILING(3);
+		break;
+	default:
+		break;
+	}
+	tiling_config |= BANK_TILING((ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
+	tiling_config |= GROUP_SIZE(0);
+	tmp = (ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT;
+	if (tmp > 3) {
+		tiling_config |= ROW_TILING(3);
+		tiling_config |= SAMPLE_SPLIT(3);
+	} else {
+		tiling_config |= ROW_TILING(tmp);
+		tiling_config |= SAMPLE_SPLIT(tmp);
+	}
+	tiling_config |= BANK_SWAPS(1);
+	tmp = r600_get_tile_pipe_to_backend_map(rdev->config.r600.max_tile_pipes,
+						rdev->config.r600.max_backends,
+						(0xff << rdev->config.r600.max_backends) & 0xff);
+	tiling_config |= BACKEND_MAP(tmp);
+	WREG32(GB_TILING_CONFIG, tiling_config);
+	WREG32(DCP_TILING_CONFIG, tiling_config & 0xffff);
+	WREG32(HDP_TILING_CONFIG, tiling_config & 0xffff);
+
+	tmp = BACKEND_DISABLE((R6XX_MAX_BACKENDS_MASK << rdev->config.r600.max_backends) & R6XX_MAX_BACKENDS_MASK);
+	WREG32(CC_RB_BACKEND_DISABLE, tmp);
+
+	/* Setup pipes */
+	tmp = INACTIVE_QD_PIPES((R6XX_MAX_PIPES_MASK << rdev->config.r600.max_pipes) & R6XX_MAX_PIPES_MASK);
+	tmp |= INACTIVE_SIMDS((R6XX_MAX_SIMDS_MASK << rdev->config.r600.max_simds) & R6XX_MAX_SIMDS_MASK);
+	WREG32(CC_GC_SHADER_PIPE_CONFIG, tmp);
+	WREG32(GC_USER_SHADER_PIPE_CONFIG, tmp);
+
+	tmp = R6XX_MAX_BACKENDS - r600_count_pipe_bits(tmp & INACTIVE_QD_PIPES_MASK);
+	WREG32(VGT_OUT_DEALLOC_CNTL, (tmp * 4) & DEALLOC_DIST_MASK);
+	WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((tmp * 4) - 2) & VTX_REUSE_DEPTH_MASK);
+
+	/* Setup some CP states */
+	WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) | ROQ_IB2_START(0x2b)));
+	WREG32(CP_MEQ_THRESHOLDS, (MEQ_END(0x40) | ROQ_END(0x40)));
+
+	WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO | SYNC_GRADIENT |
+			     SYNC_WALKER | SYNC_ALIGNER));
+	/* Setup various GPU states */
+	if (rdev->family == CHIP_RV670)
+		WREG32(ARB_GDEC_RD_CNTL, 0x00000021);
+
+	tmp = RREG32(SX_DEBUG_1);
+	tmp |= SMX_EVENT_RELEASE;
+	if ((rdev->family > CHIP_R600))
+		tmp |= ENABLE_NEW_SMX_ADDRESS;
+	WREG32(SX_DEBUG_1, tmp);
+
+	if (((rdev->family) == CHIP_R600) ||
+	    ((rdev->family) == CHIP_RV630) ||
+	    ((rdev->family) == CHIP_RV610) ||
+	    ((rdev->family) == CHIP_RV620) ||
+	    ((rdev->family) == CHIP_RS780) ||
+	    ((rdev->family) == CHIP_RS880)) {
+		WREG32(DB_DEBUG, PREZ_MUST_WAIT_FOR_POSTZ_DONE);
+	} else {
+		WREG32(DB_DEBUG, 0);
+	}
+	WREG32(DB_WATERMARKS, (DEPTH_FREE(4) | DEPTH_CACHELINE_FREE(16) |
+			       DEPTH_FLUSH(16) | DEPTH_PENDING_FREE(4)));
+
+	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
+	WREG32(VGT_NUM_INSTANCES, 0);
+
+	WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
+	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(0));
+
+	tmp = RREG32(SQ_MS_FIFO_SIZES);
+	if (((rdev->family) == CHIP_RV610) ||
+	    ((rdev->family) == CHIP_RV620) ||
+	    ((rdev->family) == CHIP_RS780) ||
+	    ((rdev->family) == CHIP_RS880)) {
+		tmp = (CACHE_FIFO_SIZE(0xa) |
+		       FETCH_FIFO_HIWATER(0xa) |
+		       DONE_FIFO_HIWATER(0xe0) |
+		       ALU_UPDATE_FIFO_HIWATER(0x8));
+	} else if (((rdev->family) == CHIP_R600) ||
+		   ((rdev->family) == CHIP_RV630)) {
+		tmp &= ~DONE_FIFO_HIWATER(0xff);
+		tmp |= DONE_FIFO_HIWATER(0x4);
+	}
+	WREG32(SQ_MS_FIFO_SIZES, tmp);
+
+	/* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
+	 * should be adjusted as needed by the 2D/3D drivers.  This just sets default values
+	 */
+	sq_config = RREG32(SQ_CONFIG);
+	sq_config &= ~(PS_PRIO(3) |
+		       VS_PRIO(3) |
+		       GS_PRIO(3) |
+		       ES_PRIO(3));
+	sq_config |= (DX9_CONSTS |
+		      VC_ENABLE |
+		      PS_PRIO(0) |
+		      VS_PRIO(1) |
+		      GS_PRIO(2) |
+		      ES_PRIO(3));
+
+	if ((rdev->family) == CHIP_R600) {
+		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(124) |
+					  NUM_VS_GPRS(124) |
+					  NUM_CLAUSE_TEMP_GPRS(4));
+		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(0) |
+					  NUM_ES_GPRS(0));
+		sq_thread_resource_mgmt = (NUM_PS_THREADS(136) |
+					   NUM_VS_THREADS(48) |
+					   NUM_GS_THREADS(4) |
+					   NUM_ES_THREADS(4));
+		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(128) |
+					    NUM_VS_STACK_ENTRIES(128));
+		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(0) |
+					    NUM_ES_STACK_ENTRIES(0));
+	} else if (((rdev->family) == CHIP_RV610) ||
+		   ((rdev->family) == CHIP_RV620) ||
+		   ((rdev->family) == CHIP_RS780) ||
+		   ((rdev->family) == CHIP_RS880)) {
+		/* no vertex cache */
+		sq_config &= ~VC_ENABLE;
+
+		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
+					  NUM_VS_GPRS(44) |
+					  NUM_CLAUSE_TEMP_GPRS(2));
+		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
+					  NUM_ES_GPRS(17));
+		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
+					   NUM_VS_THREADS(78) |
+					   NUM_GS_THREADS(4) |
+					   NUM_ES_THREADS(31));
+		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
+					    NUM_VS_STACK_ENTRIES(40));
+		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
+					    NUM_ES_STACK_ENTRIES(16));
+	} else if (((rdev->family) == CHIP_RV630) ||
+		   ((rdev->family) == CHIP_RV635)) {
+		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
+					  NUM_VS_GPRS(44) |
+					  NUM_CLAUSE_TEMP_GPRS(2));
+		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(18) |
+					  NUM_ES_GPRS(18));
+		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
+					   NUM_VS_THREADS(78) |
+					   NUM_GS_THREADS(4) |
+					   NUM_ES_THREADS(31));
+		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(40) |
+					    NUM_VS_STACK_ENTRIES(40));
+		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(32) |
+					    NUM_ES_STACK_ENTRIES(16));
+	} else if ((rdev->family) == CHIP_RV670) {
+		sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(44) |
+					  NUM_VS_GPRS(44) |
+					  NUM_CLAUSE_TEMP_GPRS(2));
+		sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(17) |
+					  NUM_ES_GPRS(17));
+		sq_thread_resource_mgmt = (NUM_PS_THREADS(79) |
+					   NUM_VS_THREADS(78) |
+					   NUM_GS_THREADS(4) |
+					   NUM_ES_THREADS(31));
+		sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(64) |
+					    NUM_VS_STACK_ENTRIES(64));
+		sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(64) |
+					    NUM_ES_STACK_ENTRIES(64));
+	}
+
+	WREG32(SQ_CONFIG, sq_config);
+	WREG32(SQ_GPR_RESOURCE_MGMT_1,  sq_gpr_resource_mgmt_1);
+	WREG32(SQ_GPR_RESOURCE_MGMT_2,  sq_gpr_resource_mgmt_2);
+	WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
+	WREG32(SQ_STACK_RESOURCE_MGMT_1, sq_stack_resource_mgmt_1);
+	WREG32(SQ_STACK_RESOURCE_MGMT_2, sq_stack_resource_mgmt_2);
+
+	if (((rdev->family) == CHIP_RV610) ||
+	    ((rdev->family) == CHIP_RV620) ||
+	    ((rdev->family) == CHIP_RS780) ||
+	    ((rdev->family) == CHIP_RS880)) {
+		WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(TC_ONLY));
+	} else {
+		WREG32(VGT_CACHE_INVALIDATION, CACHE_INVALIDATION(VC_AND_TC));
+	}
+
+	/* More default values. 2D/3D driver should adjust as needed */
+	WREG32(PA_SC_AA_SAMPLE_LOCS_2S, (S0_X(0xc) | S0_Y(0x4) |
+					 S1_X(0x4) | S1_Y(0xc)));
+	WREG32(PA_SC_AA_SAMPLE_LOCS_4S, (S0_X(0xe) | S0_Y(0xe) |
+					 S1_X(0x2) | S1_Y(0x2) |
+					 S2_X(0xa) | S2_Y(0x6) |
+					 S3_X(0x6) | S3_Y(0xa)));
+	WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD0, (S0_X(0xe) | S0_Y(0xb) |
+					     S1_X(0x4) | S1_Y(0xc) |
+					     S2_X(0x1) | S2_Y(0x6) |
+					     S3_X(0xa) | S3_Y(0xe)));
+	WREG32(PA_SC_AA_SAMPLE_LOCS_8S_WD1, (S4_X(0x6) | S4_Y(0x1) |
+					     S5_X(0x0) | S5_Y(0x0) |
+					     S6_X(0xb) | S6_Y(0x4) |
+					     S7_X(0x7) | S7_Y(0x8)));
+
+	WREG32(VGT_STRMOUT_EN, 0);
+	tmp = rdev->config.r600.max_pipes * 16;
+	switch (rdev->family) {
+	case CHIP_RV610:
+	case CHIP_RV620:
+	case CHIP_RS780:
+	case CHIP_RS880:
+		tmp += 32;
+		break;
+	case CHIP_RV670:
+		tmp += 128;
+		break;
+	default:
+		break;
+	}
+	if (tmp > 256) {
+		tmp = 256;
+	}
+	WREG32(VGT_ES_PER_GS, 128);
+	WREG32(VGT_GS_PER_ES, tmp);
+	WREG32(VGT_GS_PER_VS, 2);
+	WREG32(VGT_GS_VERTEX_REUSE, 16);
+
+	/* more default values. 2D/3D driver should adjust as needed */
+	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
+	WREG32(VGT_STRMOUT_EN, 0);
+	WREG32(SX_MISC, 0);
+	WREG32(PA_SC_MODE_CNTL, 0);
+	WREG32(PA_SC_AA_CONFIG, 0);
+	WREG32(PA_SC_LINE_STIPPLE, 0);
+	WREG32(SPI_INPUT_Z, 0);
+	WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
+	WREG32(CB_COLOR7_FRAG, 0);
+
+	/* Clear render buffer base addresses */
+	WREG32(CB_COLOR0_BASE, 0);
+	WREG32(CB_COLOR1_BASE, 0);
+	WREG32(CB_COLOR2_BASE, 0);
+	WREG32(CB_COLOR3_BASE, 0);
+	WREG32(CB_COLOR4_BASE, 0);
+	WREG32(CB_COLOR5_BASE, 0);
+	WREG32(CB_COLOR6_BASE, 0);
+	WREG32(CB_COLOR7_BASE, 0);
+	WREG32(CB_COLOR7_FRAG, 0);
+
+	switch (rdev->family) {
+	case CHIP_RV610:
+	case CHIP_RV620:
+	case CHIP_RS780:
+	case CHIP_RS880:
+		tmp = TC_L2_SIZE(8);
+		break;
+	case CHIP_RV630:
+	case CHIP_RV635:
+		tmp = TC_L2_SIZE(4);
+		break;
+	case CHIP_R600:
+		tmp = TC_L2_SIZE(0) | L2_DISABLE_LATE_HIT;
+		break;
+	default:
+		tmp = TC_L2_SIZE(0);
+		break;
+	}
+	WREG32(TC_CNTL, tmp);
+
+	tmp = RREG32(HDP_HOST_PATH_CNTL);
+	WREG32(HDP_HOST_PATH_CNTL, tmp);
+
+	tmp = RREG32(ARB_POP);
+	tmp |= ENABLE_TC128;
+	WREG32(ARB_POP, tmp);
+
+	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
+	WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
+			       NUM_CLIP_SEQ(3)));
+	WREG32(PA_SC_ENHANCE, FORCE_EOV_MAX_CLK_CNT(4095));
 }
 
 
 /*
- * Global GPU functions
+ * Indirect registers accessor
  */
-void r600_errata(struct radeon_device *rdev)
+u32 r600_pciep_rreg(struct radeon_device *rdev, u32 reg)
 {
-	rdev->pll_errata = 0;
+	u32 r;
+
+	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
+	(void)RREG32(PCIE_PORT_INDEX);
+	r = RREG32(PCIE_PORT_DATA);
+	return r;
 }
 
-int r600_mc_wait_for_idle(struct radeon_device *rdev)
+void r600_pciep_wreg(struct radeon_device *rdev, u32 reg, u32 v)
 {
-	/* FIXME: implement */
+	WREG32(PCIE_PORT_INDEX, ((reg) & 0xff));
+	(void)RREG32(PCIE_PORT_INDEX);
+	WREG32(PCIE_PORT_DATA, (v));
+	(void)RREG32(PCIE_PORT_DATA);
+}
+
+
+/*
+ * CP & Ring
+ */
+void r600_cp_stop(struct radeon_device *rdev)
+{
+	WREG32(R_0086D8_CP_ME_CNTL, S_0086D8_CP_ME_HALT(1));
+}
+
+int r600_cp_init_microcode(struct radeon_device *rdev)
+{
+	struct platform_device *pdev;
+	const char *chip_name;
+	size_t pfp_req_size, me_req_size;
+	char fw_name[30];
+	int err;
+
+	DRM_DEBUG("\n");
+
+	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
+	err = IS_ERR(pdev);
+	if (err) {
+		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
+		return -EINVAL;
+	}
+
+	switch (rdev->family) {
+	case CHIP_R600: chip_name = "R600"; break;
+	case CHIP_RV610: chip_name = "RV610"; break;
+	case CHIP_RV630: chip_name = "RV630"; break;
+	case CHIP_RV620: chip_name = "RV620"; break;
+	case CHIP_RV635: chip_name = "RV635"; break;
+	case CHIP_RV670: chip_name = "RV670"; break;
+	case CHIP_RS780:
+	case CHIP_RS880: chip_name = "RS780"; break;
+	case CHIP_RV770: chip_name = "RV770"; break;
+	case CHIP_RV730:
+	case CHIP_RV740: chip_name = "RV730"; break;
+	case CHIP_RV710: chip_name = "RV710"; break;
+	default: BUG();
+	}
+
+	if (rdev->family >= CHIP_RV770) {
+		pfp_req_size = R700_PFP_UCODE_SIZE * 4;
+		me_req_size = R700_PM4_UCODE_SIZE * 4;
+	} else {
+		pfp_req_size = PFP_UCODE_SIZE * 4;
+		me_req_size = PM4_UCODE_SIZE * 12;
+	}
+
+	DRM_INFO("Loading %s CP Microcode\n", chip_name);
+
+	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
+	err = request_firmware(&rdev->pfp_fw, fw_name, &pdev->dev);
+	if (err)
+		goto out;
+	if (rdev->pfp_fw->size != pfp_req_size) {
+		printk(KERN_ERR
+		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
+		       rdev->pfp_fw->size, fw_name);
+		err = -EINVAL;
+		goto out;
+	}
+
+	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
+	err = request_firmware(&rdev->me_fw, fw_name, &pdev->dev);
+	if (err)
+		goto out;
+	if (rdev->me_fw->size != me_req_size) {
+		printk(KERN_ERR
+		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
+		       rdev->me_fw->size, fw_name);
+		err = -EINVAL;
+	}
+out:
+	platform_device_unregister(pdev);
+
+	if (err) {
+		if (err != -EINVAL)
+			printk(KERN_ERR
+			       "r600_cp: Failed to load firmware \"%s\"\n",
+			       fw_name);
+		release_firmware(rdev->pfp_fw);
+		rdev->pfp_fw = NULL;
+		release_firmware(rdev->me_fw);
+		rdev->me_fw = NULL;
+	}
+	return err;
+}
+
+static int r600_cp_load_microcode(struct radeon_device *rdev)
+{
+	const __be32 *fw_data;
+	int i;
+
+	if (!rdev->me_fw || !rdev->pfp_fw)
+		return -EINVAL;
+
+	r600_cp_stop(rdev);
+
+	WREG32(CP_RB_CNTL, RB_NO_UPDATE | RB_BLKSZ(15) | RB_BUFSZ(3));
+
+	/* Reset cp */
+	WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
+	RREG32(GRBM_SOFT_RESET);
+	mdelay(15);
+	WREG32(GRBM_SOFT_RESET, 0);
+
+	WREG32(CP_ME_RAM_WADDR, 0);
+
+	fw_data = (const __be32 *)rdev->me_fw->data;
+	WREG32(CP_ME_RAM_WADDR, 0);
+	for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
+		WREG32(CP_ME_RAM_DATA,
+		       be32_to_cpup(fw_data++));
+
+	fw_data = (const __be32 *)rdev->pfp_fw->data;
+	WREG32(CP_PFP_UCODE_ADDR, 0);
+	for (i = 0; i < PFP_UCODE_SIZE; i++)
+		WREG32(CP_PFP_UCODE_DATA,
+		       be32_to_cpup(fw_data++));
+
+	WREG32(CP_PFP_UCODE_ADDR, 0);
+	WREG32(CP_ME_RAM_WADDR, 0);
+	WREG32(CP_ME_RAM_RADDR, 0);
 	return 0;
 }
 
-void r600_gpu_init(struct radeon_device *rdev)
+int r600_cp_start(struct radeon_device *rdev)
 {
-	/* FIXME: implement */
+	int r;
+	uint32_t cp_me;
+
+	r = radeon_ring_lock(rdev, 7);
+	if (r) {
+		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+		return r;
+	}
+	radeon_ring_write(rdev, PACKET3(PACKET3_ME_INITIALIZE, 5));
+	radeon_ring_write(rdev, 0x1);
+	if (rdev->family < CHIP_RV770) {
+		radeon_ring_write(rdev, 0x3);
+		radeon_ring_write(rdev, rdev->config.r600.max_hw_contexts - 1);
+	} else {
+		radeon_ring_write(rdev, 0x0);
+		radeon_ring_write(rdev, rdev->config.rv770.max_hw_contexts - 1);
+	}
+	radeon_ring_write(rdev, PACKET3_ME_INITIALIZE_DEVICE_ID(1));
+	radeon_ring_write(rdev, 0);
+	radeon_ring_write(rdev, 0);
+	radeon_ring_unlock_commit(rdev);
+
+	cp_me = 0xff;
+	WREG32(R_0086D8_CP_ME_CNTL, cp_me);
+	return 0;
+}
+
+int r600_cp_resume(struct radeon_device *rdev)
+{
+	u32 tmp;
+	u32 rb_bufsz;
+	int r;
+
+	/* Reset cp */
+	WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
+	RREG32(GRBM_SOFT_RESET);
+	mdelay(15);
+	WREG32(GRBM_SOFT_RESET, 0);
+
+	/* Set ring buffer size */
+	rb_bufsz = drm_order(rdev->cp.ring_size / 8);
+	tmp = RB_NO_UPDATE | (drm_order(RADEON_GPU_PAGE_SIZE/8) << 8) | rb_bufsz;
+#ifdef __BIG_ENDIAN
+	tmp |= BUF_SWAP_32BIT;
+#endif
+	WREG32(CP_RB_CNTL, tmp);
+	WREG32(CP_SEM_WAIT_TIMER, 0x4);
+
+	/* Set the write pointer delay */
+	WREG32(CP_RB_WPTR_DELAY, 0);
+
+	/* Initialize the ring buffer's read and write pointers */
+	WREG32(CP_RB_CNTL, tmp | RB_RPTR_WR_ENA);
+	WREG32(CP_RB_RPTR_WR, 0);
+	WREG32(CP_RB_WPTR, 0);
+	WREG32(CP_RB_RPTR_ADDR, rdev->cp.gpu_addr & 0xFFFFFFFF);
+	WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->cp.gpu_addr));
+	mdelay(1);
+	WREG32(CP_RB_CNTL, tmp);
+
+	WREG32(CP_RB_BASE, rdev->cp.gpu_addr >> 8);
+	WREG32(CP_DEBUG, (1 << 27) | (1 << 28));
+
+	rdev->cp.rptr = RREG32(CP_RB_RPTR);
+	rdev->cp.wptr = RREG32(CP_RB_WPTR);
+
+	r600_cp_start(rdev);
+	rdev->cp.ready = true;
+	r = radeon_ring_test(rdev);
+	if (r) {
+		rdev->cp.ready = false;
+		return r;
+	}
+	return 0;
+}
+
+void r600_cp_commit(struct radeon_device *rdev)
+{
+	WREG32(CP_RB_WPTR, rdev->cp.wptr);
+	(void)RREG32(CP_RB_WPTR);
+}
+
+void r600_ring_init(struct radeon_device *rdev, unsigned ring_size)
+{
+	u32 rb_bufsz;
+
+	/* Align ring size */
+	rb_bufsz = drm_order(ring_size / 8);
+	ring_size = (1 << (rb_bufsz + 1)) * 4;
+	rdev->cp.ring_size = ring_size;
+	rdev->cp.align_mask = 16 - 1;
 }
 
 
 /*
- * VRAM info
+ * GPU scratch registers helpers function.
  */
-void r600_vram_get_type(struct radeon_device *rdev)
+void r600_scratch_init(struct radeon_device *rdev)
 {
-	uint32_t tmp;
-	int chansize;
+	int i;
 
-	rdev->mc.vram_width = 128;
-	rdev->mc.vram_is_ddr = true;
+	rdev->scratch.num_reg = 7;
+	for (i = 0; i < rdev->scratch.num_reg; i++) {
+		rdev->scratch.free[i] = true;
+		rdev->scratch.reg[i] = SCRATCH_REG0 + (i * 4);
+	}
+}
 
-	tmp = RREG32(R600_RAMCFG);
-	if (tmp & R600_CHANSIZE_OVERRIDE) {
-		chansize = 16;
-	} else if (tmp & R600_CHANSIZE) {
-		chansize = 64;
+int r600_ring_test(struct radeon_device *rdev)
+{
+	uint32_t scratch;
+	uint32_t tmp = 0;
+	unsigned i;
+	int r;
+
+	r = radeon_scratch_get(rdev, &scratch);
+	if (r) {
+		DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
+		return r;
+	}
+	WREG32(scratch, 0xCAFEDEAD);
+	r = radeon_ring_lock(rdev, 3);
+	if (r) {
+		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
+		radeon_scratch_free(rdev, scratch);
+		return r;
+	}
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+	radeon_ring_write(rdev, ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
+	radeon_ring_write(rdev, 0xDEADBEEF);
+	radeon_ring_unlock_commit(rdev);
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		tmp = RREG32(scratch);
+		if (tmp == 0xDEADBEEF)
+			break;
+		DRM_UDELAY(1);
+	}
+	if (i < rdev->usec_timeout) {
+		DRM_INFO("ring test succeeded in %d usecs\n", i);
 	} else {
-		chansize = 32;
+		DRM_ERROR("radeon: ring test failed (scratch(0x%04X)=0x%08X)\n",
+			  scratch, tmp);
+		r = -EINVAL;
 	}
-	if (rdev->family == CHIP_R600) {
-		rdev->mc.vram_width = 8 * chansize;
-	} else if (rdev->family == CHIP_RV670) {
-		rdev->mc.vram_width = 4 * chansize;
-	} else if ((rdev->family == CHIP_RV610) ||
-			(rdev->family == CHIP_RV620)) {
-		rdev->mc.vram_width = chansize;
-	} else if ((rdev->family == CHIP_RV630) ||
-			(rdev->family == CHIP_RV635)) {
-		rdev->mc.vram_width = 2 * chansize;
+	radeon_scratch_free(rdev, scratch);
+	return r;
+}
+
+void r600_wb_disable(struct radeon_device *rdev)
+{
+	WREG32(SCRATCH_UMSK, 0);
+	if (rdev->wb.wb_obj) {
+		radeon_object_kunmap(rdev->wb.wb_obj);
+		radeon_object_unpin(rdev->wb.wb_obj);
+	}
+}
+
+void r600_wb_fini(struct radeon_device *rdev)
+{
+	r600_wb_disable(rdev);
+	if (rdev->wb.wb_obj) {
+		radeon_object_unref(&rdev->wb.wb_obj);
+		rdev->wb.wb = NULL;
+		rdev->wb.wb_obj = NULL;
 	}
 }
 
-void r600_vram_info(struct radeon_device *rdev)
+int r600_wb_enable(struct radeon_device *rdev)
 {
-	r600_vram_get_type(rdev);
-	rdev->mc.real_vram_size = RREG32(R600_CONFIG_MEMSIZE);
-	rdev->mc.mc_vram_size = rdev->mc.real_vram_size;
+	int r;
 
-	/* Could aper size report 0 ? */
-	rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
-	rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
+	if (rdev->wb.wb_obj == NULL) {
+		r = radeon_object_create(rdev, NULL, RADEON_GPU_PAGE_SIZE, true,
+				RADEON_GEM_DOMAIN_GTT, false, &rdev->wb.wb_obj);
+		if (r) {
+			dev_warn(rdev->dev, "failed to create WB buffer (%d).\n", r);
+			return r;
+		}
+		r = radeon_object_pin(rdev->wb.wb_obj, RADEON_GEM_DOMAIN_GTT,
+				&rdev->wb.gpu_addr);
+		if (r) {
+			dev_warn(rdev->dev, "failed to pin WB buffer (%d).\n", r);
+			r600_wb_fini(rdev);
+			return r;
+		}
+		r = radeon_object_kmap(rdev->wb.wb_obj, (void **)&rdev->wb.wb);
+		if (r) {
+			dev_warn(rdev->dev, "failed to map WB buffer (%d).\n", r);
+			r600_wb_fini(rdev);
+			return r;
+		}
+	}
+	WREG32(SCRATCH_ADDR, (rdev->wb.gpu_addr >> 8) & 0xFFFFFFFF);
+	WREG32(CP_RB_RPTR_ADDR, (rdev->wb.gpu_addr + 1024) & 0xFFFFFFFC);
+	WREG32(CP_RB_RPTR_ADDR_HI, upper_32_bits(rdev->wb.gpu_addr + 1024) & 0xFF);
+	WREG32(SCRATCH_UMSK, 0xff);
+	return 0;
+}
+
+void r600_fence_ring_emit(struct radeon_device *rdev,
+			  struct radeon_fence *fence)
+{
+	/* Emit fence sequence & fire IRQ */
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+	radeon_ring_write(rdev, ((rdev->fence_drv.scratch_reg - PACKET3_SET_CONFIG_REG_OFFSET) >> 2));
+	radeon_ring_write(rdev, fence->seq);
+}
+
+int r600_copy_dma(struct radeon_device *rdev,
+		  uint64_t src_offset,
+		  uint64_t dst_offset,
+		  unsigned num_pages,
+		  struct radeon_fence *fence)
+{
+	/* FIXME: implement */
+	return 0;
+}
+
+int r600_copy_blit(struct radeon_device *rdev,
+		   uint64_t src_offset, uint64_t dst_offset,
+		   unsigned num_pages, struct radeon_fence *fence)
+{
+	r600_blit_prepare_copy(rdev, num_pages * RADEON_GPU_PAGE_SIZE);
+	r600_kms_blit_copy(rdev, src_offset, dst_offset, num_pages * RADEON_GPU_PAGE_SIZE);
+	r600_blit_done_copy(rdev, fence);
+	return 0;
+}
+
+int r600_irq_process(struct radeon_device *rdev)
+{
+	/* FIXME: implement */
+	return 0;
+}
+
+int r600_irq_set(struct radeon_device *rdev)
+{
+	/* FIXME: implement */
+	return 0;
 }
 
+int r600_set_surface_reg(struct radeon_device *rdev, int reg,
+			 uint32_t tiling_flags, uint32_t pitch,
+			 uint32_t offset, uint32_t obj_size)
+{
+	/* FIXME: implement */
+	return 0;
+}
+
+void r600_clear_surface_reg(struct radeon_device *rdev, int reg)
+{
+	/* FIXME: implement */
+}
+
+
+bool r600_card_posted(struct radeon_device *rdev)
+{
+	uint32_t reg;
+
+	/* first check CRTCs */
+	reg = RREG32(D1CRTC_CONTROL) |
+		RREG32(D2CRTC_CONTROL);
+	if (reg & CRTC_EN)
+		return true;
+
+	/* then check MEM_SIZE, in case the crtcs are off */
+	if (RREG32(CONFIG_MEMSIZE))
+		return true;
+
+	return false;
+}
+
+int r600_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	r600_mc_program(rdev);
+	if (rdev->flags & RADEON_IS_AGP) {
+		r600_agp_enable(rdev);
+	} else {
+		r = r600_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	r600_gpu_init(rdev);
+
+	r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
+			      &rdev->r600_blit.shader_gpu_addr);
+	if (r) {
+		DRM_ERROR("failed to pin blit object %d\n", r);
+		return r;
+	}
+
+	r = radeon_ring_init(rdev, rdev->cp.ring_size);
+	if (r)
+		return r;
+	r = r600_cp_load_microcode(rdev);
+	if (r)
+		return r;
+	r = r600_cp_resume(rdev);
+	if (r)
+		return r;
+	/* write back buffer are not vital so don't worry about failure */
+	r600_wb_enable(rdev);
+	return 0;
+}
+
+void r600_vga_set_state(struct radeon_device *rdev, bool state)
+{
+	uint32_t temp;
+
+	temp = RREG32(CONFIG_CNTL);
+	if (state == false) {
+		temp &= ~(1<<0);
+		temp |= (1<<1);
+	} else {
+		temp &= ~(1<<1);
+	}
+	WREG32(CONFIG_CNTL, temp);
+}
+
+int r600_resume(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Do not reset GPU before posting, on r600 hw unlike on r500 hw,
+	 * posting will perform necessary task to bring back GPU into good
+	 * shape.
+	 */
+	/* post card */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Initialize clocks */
+	r = radeon_clocks_init(rdev);
+	if (r) {
+		return r;
+	}
+
+	r = r600_startup(rdev);
+	if (r) {
+		DRM_ERROR("r600 startup failed on resume\n");
+		return r;
+	}
+
+	r = r600_ib_test(rdev);
+	if (r) {
+		DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+		return r;
+	}
+	return r;
+}
+
+int r600_suspend(struct radeon_device *rdev)
+{
+	/* FIXME: we should wait for ring to be empty */
+	r600_cp_stop(rdev);
+	rdev->cp.ready = false;
+	r600_wb_disable(rdev);
+	r600_pcie_gart_disable(rdev);
+	/* unpin shaders bo */
+	radeon_object_unpin(rdev->r600_blit.shader_obj);
+	return 0;
+}
+
+/* Plan is to move initialization in that function and use
+ * helper function so that radeon_device_init pretty much
+ * do nothing more than calling asic specific function. This
+ * should also allow to remove a bunch of callback function
+ * like vram_info.
+ */
+int r600_init(struct radeon_device *rdev)
+{
+	int r;
+
+	r = radeon_dummy_page_init(rdev);
+	if (r)
+		return r;
+	if (r600_debugfs_mc_info_init(rdev)) {
+		DRM_ERROR("Failed to register debugfs file for mc !\n");
+	}
+	/* This don't do much */
+	r = radeon_gem_init(rdev);
+	if (r)
+		return r;
+	/* Read BIOS */
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	/* Must be an ATOMBIOS */
+	if (!rdev->is_atom_bios) {
+		dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
+		return -EINVAL;
+	}
+	r = radeon_atombios_init(rdev);
+	if (r)
+		return r;
+	/* Post card if necessary */
+	if (!r600_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize scratch registers */
+	r600_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	r = radeon_clocks_init(rdev);
+	if (r)
+		return r;
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = r600_mc_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	rdev->cp.ring_obj = NULL;
+	r600_ring_init(rdev, 1024 * 1024);
+
+	if (!rdev->me_fw || !rdev->pfp_fw) {
+		r = r600_cp_init_microcode(rdev);
+		if (r) {
+			DRM_ERROR("Failed to load firmware!\n");
+			return r;
+		}
+	}
+
+	r = r600_pcie_gart_init(rdev);
+	if (r)
+		return r;
+
+	rdev->accel_working = true;
+	r = r600_blit_init(rdev);
+	if (r) {
+		DRM_ERROR("radeon: failled blitter (%d).\n", r);
+		return r;
+	}
+
+	r = r600_startup(rdev);
+	if (r) {
+		r600_suspend(rdev);
+		r600_wb_fini(rdev);
+		radeon_ring_fini(rdev);
+		r600_pcie_gart_fini(rdev);
+		rdev->accel_working = false;
+	}
+	if (rdev->accel_working) {
+		r = radeon_ib_pool_init(rdev);
+		if (r) {
+			DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
+			rdev->accel_working = false;
+		}
+		r = r600_ib_test(rdev);
+		if (r) {
+			DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+			rdev->accel_working = false;
+		}
+	}
+	return 0;
+}
+
+void r600_fini(struct radeon_device *rdev)
+{
+	/* Suspend operations */
+	r600_suspend(rdev);
+
+	r600_blit_fini(rdev);
+	radeon_ring_fini(rdev);
+	r600_wb_fini(rdev);
+	r600_pcie_gart_fini(rdev);
+	radeon_gem_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_clocks_fini(rdev);
+	if (rdev->flags & RADEON_IS_AGP)
+		radeon_agp_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+	radeon_dummy_page_fini(rdev);
+}
+
+
 /*
- * Indirect registers accessor
+ * CS stuff
  */
-uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg)
+void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib)
 {
-	uint32_t r;
+	/* FIXME: implement */
+	radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
+	radeon_ring_write(rdev, ib->gpu_addr & 0xFFFFFFFC);
+	radeon_ring_write(rdev, upper_32_bits(ib->gpu_addr) & 0xFF);
+	radeon_ring_write(rdev, ib->length_dw);
+}
 
-	WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff));
-	(void)RREG32(R600_PCIE_PORT_INDEX);
-	r = RREG32(R600_PCIE_PORT_DATA);
+int r600_ib_test(struct radeon_device *rdev)
+{
+	struct radeon_ib *ib;
+	uint32_t scratch;
+	uint32_t tmp = 0;
+	unsigned i;
+	int r;
+
+	r = radeon_scratch_get(rdev, &scratch);
+	if (r) {
+		DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
+		return r;
+	}
+	WREG32(scratch, 0xCAFEDEAD);
+	r = radeon_ib_get(rdev, &ib);
+	if (r) {
+		DRM_ERROR("radeon: failed to get ib (%d).\n", r);
+		return r;
+	}
+	ib->ptr[0] = PACKET3(PACKET3_SET_CONFIG_REG, 1);
+	ib->ptr[1] = ((scratch - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+	ib->ptr[2] = 0xDEADBEEF;
+	ib->ptr[3] = PACKET2(0);
+	ib->ptr[4] = PACKET2(0);
+	ib->ptr[5] = PACKET2(0);
+	ib->ptr[6] = PACKET2(0);
+	ib->ptr[7] = PACKET2(0);
+	ib->ptr[8] = PACKET2(0);
+	ib->ptr[9] = PACKET2(0);
+	ib->ptr[10] = PACKET2(0);
+	ib->ptr[11] = PACKET2(0);
+	ib->ptr[12] = PACKET2(0);
+	ib->ptr[13] = PACKET2(0);
+	ib->ptr[14] = PACKET2(0);
+	ib->ptr[15] = PACKET2(0);
+	ib->length_dw = 16;
+	r = radeon_ib_schedule(rdev, ib);
+	if (r) {
+		radeon_scratch_free(rdev, scratch);
+		radeon_ib_free(rdev, &ib);
+		DRM_ERROR("radeon: failed to schedule ib (%d).\n", r);
+		return r;
+	}
+	r = radeon_fence_wait(ib->fence, false);
+	if (r) {
+		DRM_ERROR("radeon: fence wait failed (%d).\n", r);
+		return r;
+	}
+	for (i = 0; i < rdev->usec_timeout; i++) {
+		tmp = RREG32(scratch);
+		if (tmp == 0xDEADBEEF)
+			break;
+		DRM_UDELAY(1);
+	}
+	if (i < rdev->usec_timeout) {
+		DRM_INFO("ib test succeeded in %u usecs\n", i);
+	} else {
+		DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
+			  scratch, tmp);
+		r = -EINVAL;
+	}
+	radeon_scratch_free(rdev, scratch);
+	radeon_ib_free(rdev, &ib);
 	return r;
 }
 
-void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
+
+
+
+/*
+ * Debugfs info
+ */
+#if defined(CONFIG_DEBUG_FS)
+
+static int r600_debugfs_cp_ring_info(struct seq_file *m, void *data)
+{
+	struct drm_info_node *node = (struct drm_info_node *) m->private;
+	struct drm_device *dev = node->minor->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t rdp, wdp;
+	unsigned count, i, j;
+
+	radeon_ring_free_size(rdev);
+	rdp = RREG32(CP_RB_RPTR);
+	wdp = RREG32(CP_RB_WPTR);
+	count = (rdp + rdev->cp.ring_size - wdp) & rdev->cp.ptr_mask;
+	seq_printf(m, "CP_STAT 0x%08x\n", RREG32(CP_STAT));
+	seq_printf(m, "CP_RB_WPTR 0x%08x\n", wdp);
+	seq_printf(m, "CP_RB_RPTR 0x%08x\n", rdp);
+	seq_printf(m, "%u free dwords in ring\n", rdev->cp.ring_free_dw);
+	seq_printf(m, "%u dwords in ring\n", count);
+	for (j = 0; j <= count; j++) {
+		i = (rdp + j) & rdev->cp.ptr_mask;
+		seq_printf(m, "r[%04d]=0x%08x\n", i, rdev->cp.ring[i]);
+	}
+	return 0;
+}
+
+static int r600_debugfs_mc_info(struct seq_file *m, void *data)
 {
-	WREG32(R600_PCIE_PORT_INDEX, ((reg) & 0xff));
-	(void)RREG32(R600_PCIE_PORT_INDEX);
-	WREG32(R600_PCIE_PORT_DATA, (v));
-	(void)RREG32(R600_PCIE_PORT_DATA);
+	struct drm_info_node *node = (struct drm_info_node *) m->private;
+	struct drm_device *dev = node->minor->dev;
+	struct radeon_device *rdev = dev->dev_private;
+
+	DREG32_SYS(m, rdev, R_000E50_SRBM_STATUS);
+	DREG32_SYS(m, rdev, VM_L2_STATUS);
+	return 0;
+}
+
+static struct drm_info_list r600_mc_info_list[] = {
+	{"r600_mc_info", r600_debugfs_mc_info, 0, NULL},
+	{"r600_ring_info", r600_debugfs_cp_ring_info, 0, NULL},
+};
+#endif
+
+int r600_debugfs_mc_info_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+	return radeon_debugfs_add_files(rdev, r600_mc_info_list, ARRAY_SIZE(r600_mc_info_list));
+#else
+	return 0;
+#endif
 }
diff --git a/drivers/gpu/drm/radeon/r600_blit.c b/drivers/gpu/drm/radeon/r600_blit.c
new file mode 100644
index 000000000000..5ea432347589
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600_blit.c
@@ -0,0 +1,858 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+ *
+ * Authors:
+ *     Alex Deucher <alexander.deucher@amd.com>
+ */
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon_drv.h"
+
+#include "r600_blit_shaders.h"
+
+#define DI_PT_RECTLIST        0x11
+#define DI_INDEX_SIZE_16_BIT  0x0
+#define DI_SRC_SEL_AUTO_INDEX 0x2
+
+#define FMT_8                 0x1
+#define FMT_5_6_5             0x8
+#define FMT_8_8_8_8           0x1a
+#define COLOR_8               0x1
+#define COLOR_5_6_5           0x8
+#define COLOR_8_8_8_8         0x1a
+
+static inline void
+set_render_target(drm_radeon_private_t *dev_priv, int format, int w, int h, u64 gpu_addr)
+{
+	u32 cb_color_info;
+	int pitch, slice;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	h = (h + 7) & ~7;
+	if (h < 8)
+		h = 8;
+
+	cb_color_info = ((format << 2) | (1 << 27));
+	pitch = (w / 8) - 1;
+	slice = ((w * h) / 64) - 1;
+
+	if (((dev_priv->flags & RADEON_FAMILY_MASK) > CHIP_R600) &&
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) < CHIP_RV770)) {
+		BEGIN_RING(21 + 2);
+		OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+		OUT_RING((R600_CB_COLOR0_BASE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+		OUT_RING(gpu_addr >> 8);
+		OUT_RING(CP_PACKET3(R600_IT_SURFACE_BASE_UPDATE, 0));
+		OUT_RING(2 << 0);
+	} else {
+		BEGIN_RING(21);
+		OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+		OUT_RING((R600_CB_COLOR0_BASE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+		OUT_RING(gpu_addr >> 8);
+	}
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_SIZE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING((pitch << 0) | (slice << 10));
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_VIEW - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_INFO - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(cb_color_info);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_TILE - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_FRAG - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_CB_COLOR0_MASK - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+
+	ADVANCE_RING();
+}
+
+static inline void
+cp_set_surface_sync(drm_radeon_private_t *dev_priv,
+		    u32 sync_type, u32 size, u64 mc_addr)
+{
+	u32 cp_coher_size;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	if (size == 0xffffffff)
+		cp_coher_size = 0xffffffff;
+	else
+		cp_coher_size = ((size + 255) >> 8);
+
+	BEGIN_RING(5);
+	OUT_RING(CP_PACKET3(R600_IT_SURFACE_SYNC, 3));
+	OUT_RING(sync_type);
+	OUT_RING(cp_coher_size);
+	OUT_RING((mc_addr >> 8));
+	OUT_RING(10); /* poll interval */
+	ADVANCE_RING();
+}
+
+static inline void
+set_shaders(struct drm_device *dev)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	u64 gpu_addr;
+	int i;
+	u32 *vs, *ps;
+	uint32_t sq_pgm_resources;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	/* load shaders */
+	vs = (u32 *) ((char *)dev->agp_buffer_map->handle + dev_priv->blit_vb->offset);
+	ps = (u32 *) ((char *)dev->agp_buffer_map->handle + dev_priv->blit_vb->offset + 256);
+
+	for (i = 0; i < r6xx_vs_size; i++)
+		vs[i] = r6xx_vs[i];
+	for (i = 0; i < r6xx_ps_size; i++)
+		ps[i] = r6xx_ps[i];
+
+	dev_priv->blit_vb->used = 512;
+
+	gpu_addr = dev_priv->gart_buffers_offset + dev_priv->blit_vb->offset;
+
+	/* setup shader regs */
+	sq_pgm_resources = (1 << 0);
+
+	BEGIN_RING(9 + 12);
+	/* VS */
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_START_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(gpu_addr >> 8);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_RESOURCES_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(sq_pgm_resources);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_CF_OFFSET_VS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+
+	/* PS */
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_START_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING((gpu_addr + 256) >> 8);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_RESOURCES_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(sq_pgm_resources | (1 << 28));
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_EXPORTS_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(2);
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 1));
+	OUT_RING((R600_SQ_PGM_CF_OFFSET_PS - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING(0);
+	ADVANCE_RING();
+
+	cp_set_surface_sync(dev_priv,
+			    R600_SH_ACTION_ENA, 512, gpu_addr);
+}
+
+static inline void
+set_vtx_resource(drm_radeon_private_t *dev_priv, u64 gpu_addr)
+{
+	uint32_t sq_vtx_constant_word2;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	sq_vtx_constant_word2 = (((gpu_addr >> 32) & 0xff) | (16 << 8));
+
+	BEGIN_RING(9);
+	OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
+	OUT_RING(0x460);
+	OUT_RING(gpu_addr & 0xffffffff);
+	OUT_RING(48 - 1);
+	OUT_RING(sq_vtx_constant_word2);
+	OUT_RING(1 << 0);
+	OUT_RING(0);
+	OUT_RING(0);
+	OUT_RING(R600_SQ_TEX_VTX_VALID_BUFFER << 30);
+	ADVANCE_RING();
+
+	if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
+		cp_set_surface_sync(dev_priv,
+				    R600_TC_ACTION_ENA, 48, gpu_addr);
+	else
+		cp_set_surface_sync(dev_priv,
+				    R600_VC_ACTION_ENA, 48, gpu_addr);
+}
+
+static inline void
+set_tex_resource(drm_radeon_private_t *dev_priv,
+		 int format, int w, int h, int pitch, u64 gpu_addr)
+{
+	uint32_t sq_tex_resource_word0, sq_tex_resource_word1, sq_tex_resource_word4;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	if (h < 1)
+		h = 1;
+
+	sq_tex_resource_word0 = (1 << 0);
+	sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 8) |
+				  ((w - 1) << 19));
+
+	sq_tex_resource_word1 = (format << 26);
+	sq_tex_resource_word1 |= ((h - 1) << 0);
+
+	sq_tex_resource_word4 = ((1 << 14) |
+				 (0 << 16) |
+				 (1 << 19) |
+				 (2 << 22) |
+				 (3 << 25));
+
+	BEGIN_RING(9);
+	OUT_RING(CP_PACKET3(R600_IT_SET_RESOURCE, 7));
+	OUT_RING(0);
+	OUT_RING(sq_tex_resource_word0);
+	OUT_RING(sq_tex_resource_word1);
+	OUT_RING(gpu_addr >> 8);
+	OUT_RING(gpu_addr >> 8);
+	OUT_RING(sq_tex_resource_word4);
+	OUT_RING(0);
+	OUT_RING(R600_SQ_TEX_VTX_VALID_TEXTURE << 30);
+	ADVANCE_RING();
+
+}
+
+static inline void
+set_scissors(drm_radeon_private_t *dev_priv, int x1, int y1, int x2, int y2)
+{
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	BEGIN_RING(12);
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
+	OUT_RING((R600_PA_SC_SCREEN_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING((x1 << 0) | (y1 << 16));
+	OUT_RING((x2 << 0) | (y2 << 16));
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
+	OUT_RING((R600_PA_SC_GENERIC_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
+	OUT_RING((x2 << 0) | (y2 << 16));
+
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONTEXT_REG, 2));
+	OUT_RING((R600_PA_SC_WINDOW_SCISSOR_TL - R600_SET_CONTEXT_REG_OFFSET) >> 2);
+	OUT_RING((x1 << 0) | (y1 << 16) | (1 << 31));
+	OUT_RING((x2 << 0) | (y2 << 16));
+	ADVANCE_RING();
+}
+
+static inline void
+draw_auto(drm_radeon_private_t *dev_priv)
+{
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	BEGIN_RING(10);
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
+	OUT_RING((R600_VGT_PRIMITIVE_TYPE - R600_SET_CONFIG_REG_OFFSET) >> 2);
+	OUT_RING(DI_PT_RECTLIST);
+
+	OUT_RING(CP_PACKET3(R600_IT_INDEX_TYPE, 0));
+	OUT_RING(DI_INDEX_SIZE_16_BIT);
+
+	OUT_RING(CP_PACKET3(R600_IT_NUM_INSTANCES, 0));
+	OUT_RING(1);
+
+	OUT_RING(CP_PACKET3(R600_IT_DRAW_INDEX_AUTO, 1));
+	OUT_RING(3);
+	OUT_RING(DI_SRC_SEL_AUTO_INDEX);
+
+	ADVANCE_RING();
+	COMMIT_RING();
+}
+
+static inline void
+set_default_state(drm_radeon_private_t *dev_priv)
+{
+	int i;
+	u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2;
+	u32 sq_thread_resource_mgmt, sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2;
+	int num_ps_gprs, num_vs_gprs, num_temp_gprs, num_gs_gprs, num_es_gprs;
+	int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
+	int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
+	RING_LOCALS;
+
+	switch ((dev_priv->flags & RADEON_FAMILY_MASK)) {
+	case CHIP_R600:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV630:
+	case CHIP_RV635:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 144;
+		num_vs_threads = 40;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV610:
+	case CHIP_RV620:
+	case CHIP_RS780:
+	case CHIP_RS880:
+	default:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV670:
+		num_ps_gprs = 144;
+		num_vs_gprs = 40;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV770:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 188;
+		num_vs_threads = 60;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 256;
+		num_vs_stack_entries = 256;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV730:
+	case CHIP_RV740:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 188;
+		num_vs_threads = 60;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV710:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 144;
+		num_vs_threads = 48;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	}
+
+	if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880) ||
+	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710))
+		sq_config = 0;
+	else
+		sq_config = R600_VC_ENABLE;
+
+	sq_config |= (R600_DX9_CONSTS |
+		      R600_ALU_INST_PREFER_VECTOR |
+		      R600_PS_PRIO(0) |
+		      R600_VS_PRIO(1) |
+		      R600_GS_PRIO(2) |
+		      R600_ES_PRIO(3));
+
+	sq_gpr_resource_mgmt_1 = (R600_NUM_PS_GPRS(num_ps_gprs) |
+				  R600_NUM_VS_GPRS(num_vs_gprs) |
+				  R600_NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
+	sq_gpr_resource_mgmt_2 = (R600_NUM_GS_GPRS(num_gs_gprs) |
+				  R600_NUM_ES_GPRS(num_es_gprs));
+	sq_thread_resource_mgmt = (R600_NUM_PS_THREADS(num_ps_threads) |
+				   R600_NUM_VS_THREADS(num_vs_threads) |
+				   R600_NUM_GS_THREADS(num_gs_threads) |
+				   R600_NUM_ES_THREADS(num_es_threads));
+	sq_stack_resource_mgmt_1 = (R600_NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
+				    R600_NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
+	sq_stack_resource_mgmt_2 = (R600_NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
+				    R600_NUM_ES_STACK_ENTRIES(num_es_stack_entries));
+
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
+		BEGIN_RING(r7xx_default_size + 10);
+		for (i = 0; i < r7xx_default_size; i++)
+			OUT_RING(r7xx_default_state[i]);
+	} else {
+		BEGIN_RING(r6xx_default_size + 10);
+		for (i = 0; i < r6xx_default_size; i++)
+			OUT_RING(r6xx_default_state[i]);
+	}
+	OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
+	OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
+	/* SQ config */
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 6));
+	OUT_RING((R600_SQ_CONFIG - R600_SET_CONFIG_REG_OFFSET) >> 2);
+	OUT_RING(sq_config);
+	OUT_RING(sq_gpr_resource_mgmt_1);
+	OUT_RING(sq_gpr_resource_mgmt_2);
+	OUT_RING(sq_thread_resource_mgmt);
+	OUT_RING(sq_stack_resource_mgmt_1);
+	OUT_RING(sq_stack_resource_mgmt_2);
+	ADVANCE_RING();
+}
+
+static inline uint32_t i2f(uint32_t input)
+{
+	u32 result, i, exponent, fraction;
+
+	if ((input & 0x3fff) == 0)
+		result = 0; /* 0 is a special case */
+	else {
+		exponent = 140; /* exponent biased by 127; */
+		fraction = (input & 0x3fff) << 10; /* cheat and only
+						      handle numbers below 2^^15 */
+		for (i = 0; i < 14; i++) {
+			if (fraction & 0x800000)
+				break;
+			else {
+				fraction = fraction << 1; /* keep
+							     shifting left until top bit = 1 */
+				exponent = exponent - 1;
+			}
+		}
+		result = exponent << 23 | (fraction & 0x7fffff); /* mask
+								    off top bit; assumed 1 */
+	}
+	return result;
+}
+
+
+static inline int r600_nomm_get_vb(struct drm_device *dev)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	dev_priv->blit_vb = radeon_freelist_get(dev);
+	if (!dev_priv->blit_vb) {
+		DRM_ERROR("Unable to allocate vertex buffer for blit\n");
+		return -EAGAIN;
+	}
+	return 0;
+}
+
+static inline void r600_nomm_put_vb(struct drm_device *dev)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+
+	dev_priv->blit_vb->used = 0;
+	radeon_cp_discard_buffer(dev, dev_priv->blit_vb->file_priv->master, dev_priv->blit_vb);
+}
+
+static inline void *r600_nomm_get_vb_ptr(struct drm_device *dev)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	return (((char *)dev->agp_buffer_map->handle +
+		 dev_priv->blit_vb->offset + dev_priv->blit_vb->used));
+}
+
+int
+r600_prepare_blit_copy(struct drm_device *dev, struct drm_file *file_priv)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	DRM_DEBUG("\n");
+
+	r600_nomm_get_vb(dev);
+
+	dev_priv->blit_vb->file_priv = file_priv;
+
+	set_default_state(dev_priv);
+	set_shaders(dev);
+
+	return 0;
+}
+
+
+void
+r600_done_blit_copy(struct drm_device *dev)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	BEGIN_RING(5);
+	OUT_RING(CP_PACKET3(R600_IT_EVENT_WRITE, 0));
+	OUT_RING(R600_CACHE_FLUSH_AND_INV_EVENT);
+	/* wait for 3D idle clean */
+	OUT_RING(CP_PACKET3(R600_IT_SET_CONFIG_REG, 1));
+	OUT_RING((R600_WAIT_UNTIL - R600_SET_CONFIG_REG_OFFSET) >> 2);
+	OUT_RING(RADEON_WAIT_3D_IDLE | RADEON_WAIT_3D_IDLECLEAN);
+
+	ADVANCE_RING();
+	COMMIT_RING();
+
+	r600_nomm_put_vb(dev);
+}
+
+void
+r600_blit_copy(struct drm_device *dev,
+	       uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
+	       int size_bytes)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	int max_bytes;
+	u64 vb_addr;
+	u32 *vb;
+
+	vb = r600_nomm_get_vb_ptr(dev);
+
+	if ((size_bytes & 3) || (src_gpu_addr & 3) || (dst_gpu_addr & 3)) {
+		max_bytes = 8192;
+
+		while (size_bytes) {
+			int cur_size = size_bytes;
+			int src_x = src_gpu_addr & 255;
+			int dst_x = dst_gpu_addr & 255;
+			int h = 1;
+			src_gpu_addr = src_gpu_addr & ~255;
+			dst_gpu_addr = dst_gpu_addr & ~255;
+
+			if (!src_x && !dst_x) {
+				h = (cur_size / max_bytes);
+				if (h > 8192)
+					h = 8192;
+				if (h == 0)
+					h = 1;
+				else
+					cur_size = max_bytes;
+			} else {
+				if (cur_size > max_bytes)
+					cur_size = max_bytes;
+				if (cur_size > (max_bytes - dst_x))
+					cur_size = (max_bytes - dst_x);
+				if (cur_size > (max_bytes - src_x))
+					cur_size = (max_bytes - src_x);
+			}
+
+			if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
+
+				r600_nomm_put_vb(dev);
+				r600_nomm_get_vb(dev);
+				if (!dev_priv->blit_vb)
+					return;
+				set_shaders(dev);
+				vb = r600_nomm_get_vb_ptr(dev);
+			}
+
+			vb[0] = i2f(dst_x);
+			vb[1] = 0;
+			vb[2] = i2f(src_x);
+			vb[3] = 0;
+
+			vb[4] = i2f(dst_x);
+			vb[5] = i2f(h);
+			vb[6] = i2f(src_x);
+			vb[7] = i2f(h);
+
+			vb[8] = i2f(dst_x + cur_size);
+			vb[9] = i2f(h);
+			vb[10] = i2f(src_x + cur_size);
+			vb[11] = i2f(h);
+
+			/* src */
+			set_tex_resource(dev_priv, FMT_8,
+					 src_x + cur_size, h, src_x + cur_size,
+					 src_gpu_addr);
+
+			cp_set_surface_sync(dev_priv,
+					    R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
+
+			/* dst */
+			set_render_target(dev_priv, COLOR_8,
+					  dst_x + cur_size, h,
+					  dst_gpu_addr);
+
+			/* scissors */
+			set_scissors(dev_priv, dst_x, 0, dst_x + cur_size, h);
+
+			/* Vertex buffer setup */
+			vb_addr = dev_priv->gart_buffers_offset +
+				dev_priv->blit_vb->offset +
+				dev_priv->blit_vb->used;
+			set_vtx_resource(dev_priv, vb_addr);
+
+			/* draw */
+			draw_auto(dev_priv);
+
+			cp_set_surface_sync(dev_priv,
+					    R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
+					    cur_size * h, dst_gpu_addr);
+
+			vb += 12;
+			dev_priv->blit_vb->used += 12 * 4;
+
+			src_gpu_addr += cur_size * h;
+			dst_gpu_addr += cur_size * h;
+			size_bytes -= cur_size * h;
+		}
+	} else {
+		max_bytes = 8192 * 4;
+
+		while (size_bytes) {
+			int cur_size = size_bytes;
+			int src_x = (src_gpu_addr & 255);
+			int dst_x = (dst_gpu_addr & 255);
+			int h = 1;
+			src_gpu_addr = src_gpu_addr & ~255;
+			dst_gpu_addr = dst_gpu_addr & ~255;
+
+			if (!src_x && !dst_x) {
+				h = (cur_size / max_bytes);
+				if (h > 8192)
+					h = 8192;
+				if (h == 0)
+					h = 1;
+				else
+					cur_size = max_bytes;
+			} else {
+				if (cur_size > max_bytes)
+					cur_size = max_bytes;
+				if (cur_size > (max_bytes - dst_x))
+					cur_size = (max_bytes - dst_x);
+				if (cur_size > (max_bytes - src_x))
+					cur_size = (max_bytes - src_x);
+			}
+
+			if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
+				r600_nomm_put_vb(dev);
+				r600_nomm_get_vb(dev);
+				if (!dev_priv->blit_vb)
+					return;
+
+				set_shaders(dev);
+				vb = r600_nomm_get_vb_ptr(dev);
+			}
+
+			vb[0] = i2f(dst_x / 4);
+			vb[1] = 0;
+			vb[2] = i2f(src_x / 4);
+			vb[3] = 0;
+
+			vb[4] = i2f(dst_x / 4);
+			vb[5] = i2f(h);
+			vb[6] = i2f(src_x / 4);
+			vb[7] = i2f(h);
+
+			vb[8] = i2f((dst_x + cur_size) / 4);
+			vb[9] = i2f(h);
+			vb[10] = i2f((src_x + cur_size) / 4);
+			vb[11] = i2f(h);
+
+			/* src */
+			set_tex_resource(dev_priv, FMT_8_8_8_8,
+					 (src_x + cur_size) / 4,
+					 h, (src_x + cur_size) / 4,
+					 src_gpu_addr);
+
+			cp_set_surface_sync(dev_priv,
+					    R600_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
+
+			/* dst */
+			set_render_target(dev_priv, COLOR_8_8_8_8,
+					  (dst_x + cur_size) / 4, h,
+					  dst_gpu_addr);
+
+			/* scissors */
+			set_scissors(dev_priv, (dst_x / 4), 0, (dst_x + cur_size / 4), h);
+
+			/* Vertex buffer setup */
+			vb_addr = dev_priv->gart_buffers_offset +
+				dev_priv->blit_vb->offset +
+				dev_priv->blit_vb->used;
+			set_vtx_resource(dev_priv, vb_addr);
+
+			/* draw */
+			draw_auto(dev_priv);
+
+			cp_set_surface_sync(dev_priv,
+					    R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
+					    cur_size * h, dst_gpu_addr);
+
+			vb += 12;
+			dev_priv->blit_vb->used += 12 * 4;
+
+			src_gpu_addr += cur_size * h;
+			dst_gpu_addr += cur_size * h;
+			size_bytes -= cur_size * h;
+		}
+	}
+}
+
+void
+r600_blit_swap(struct drm_device *dev,
+	       uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
+	       int sx, int sy, int dx, int dy,
+	       int w, int h, int src_pitch, int dst_pitch, int cpp)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	int cb_format, tex_format;
+	int sx2, sy2, dx2, dy2;
+	u64 vb_addr;
+	u32 *vb;
+
+	if ((dev_priv->blit_vb->used + 48) > dev_priv->blit_vb->total) {
+
+		r600_nomm_put_vb(dev);
+		r600_nomm_get_vb(dev);
+		if (!dev_priv->blit_vb)
+			return;
+
+		set_shaders(dev);
+	}
+	vb = r600_nomm_get_vb_ptr(dev);
+
+	sx2 = sx + w;
+	sy2 = sy + h;
+	dx2 = dx + w;
+	dy2 = dy + h;
+
+	vb[0] = i2f(dx);
+	vb[1] = i2f(dy);
+	vb[2] = i2f(sx);
+	vb[3] = i2f(sy);
+
+	vb[4] = i2f(dx);
+	vb[5] = i2f(dy2);
+	vb[6] = i2f(sx);
+	vb[7] = i2f(sy2);
+
+	vb[8] = i2f(dx2);
+	vb[9] = i2f(dy2);
+	vb[10] = i2f(sx2);
+	vb[11] = i2f(sy2);
+
+	switch(cpp) {
+	case 4:
+		cb_format = COLOR_8_8_8_8;
+		tex_format = FMT_8_8_8_8;
+		break;
+	case 2:
+		cb_format = COLOR_5_6_5;
+		tex_format = FMT_5_6_5;
+		break;
+	default:
+		cb_format = COLOR_8;
+		tex_format = FMT_8;
+		break;
+	}
+
+	/* src */
+	set_tex_resource(dev_priv, tex_format,
+			 src_pitch / cpp,
+			 sy2, src_pitch / cpp,
+			 src_gpu_addr);
+
+	cp_set_surface_sync(dev_priv,
+			    R600_TC_ACTION_ENA, src_pitch * sy2, src_gpu_addr);
+
+	/* dst */
+	set_render_target(dev_priv, cb_format,
+			  dst_pitch / cpp, dy2,
+			  dst_gpu_addr);
+
+	/* scissors */
+	set_scissors(dev_priv, dx, dy, dx2, dy2);
+
+	/* Vertex buffer setup */
+	vb_addr = dev_priv->gart_buffers_offset +
+		dev_priv->blit_vb->offset +
+		dev_priv->blit_vb->used;
+	set_vtx_resource(dev_priv, vb_addr);
+
+	/* draw */
+	draw_auto(dev_priv);
+
+	cp_set_surface_sync(dev_priv,
+			    R600_CB_ACTION_ENA | R600_CB0_DEST_BASE_ENA,
+			    dst_pitch * dy2, dst_gpu_addr);
+
+	dev_priv->blit_vb->used += 12 * 4;
+}
diff --git a/drivers/gpu/drm/radeon/r600_blit_kms.c b/drivers/gpu/drm/radeon/r600_blit_kms.c
new file mode 100644
index 000000000000..dbf716e1fbf3
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600_blit_kms.c
@@ -0,0 +1,805 @@
+#include "drmP.h"
+#include "drm.h"
+#include "radeon_drm.h"
+#include "radeon.h"
+
+#include "r600d.h"
+#include "r600_blit_shaders.h"
+
+#define DI_PT_RECTLIST        0x11
+#define DI_INDEX_SIZE_16_BIT  0x0
+#define DI_SRC_SEL_AUTO_INDEX 0x2
+
+#define FMT_8                 0x1
+#define FMT_5_6_5             0x8
+#define FMT_8_8_8_8           0x1a
+#define COLOR_8               0x1
+#define COLOR_5_6_5           0x8
+#define COLOR_8_8_8_8         0x1a
+
+/* emits 21 on rv770+, 23 on r600 */
+static void
+set_render_target(struct radeon_device *rdev, int format,
+		  int w, int h, u64 gpu_addr)
+{
+	u32 cb_color_info;
+	int pitch, slice;
+
+	h = (h + 7) & ~7;
+	if (h < 8)
+		h = 8;
+
+	cb_color_info = ((format << 2) | (1 << 27));
+	pitch = (w / 8) - 1;
+	slice = ((w * h) / 64) - 1;
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_BASE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, gpu_addr >> 8);
+
+	if (rdev->family > CHIP_R600 && rdev->family < CHIP_RV770) {
+		radeon_ring_write(rdev, PACKET3(PACKET3_SURFACE_BASE_UPDATE, 0));
+		radeon_ring_write(rdev, 2 << 0);
+	}
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_SIZE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, (pitch << 0) | (slice << 10));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_VIEW - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_INFO - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, cb_color_info);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_TILE - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_FRAG - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (CB_COLOR0_MASK - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+}
+
+/* emits 5dw */
+static void
+cp_set_surface_sync(struct radeon_device *rdev,
+		    u32 sync_type, u32 size,
+		    u64 mc_addr)
+{
+	u32 cp_coher_size;
+
+	if (size == 0xffffffff)
+		cp_coher_size = 0xffffffff;
+	else
+		cp_coher_size = ((size + 255) >> 8);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SURFACE_SYNC, 3));
+	radeon_ring_write(rdev, sync_type);
+	radeon_ring_write(rdev, cp_coher_size);
+	radeon_ring_write(rdev, mc_addr >> 8);
+	radeon_ring_write(rdev, 10); /* poll interval */
+}
+
+/* emits 21dw + 1 surface sync = 26dw */
+static void
+set_shaders(struct radeon_device *rdev)
+{
+	u64 gpu_addr;
+	u32 sq_pgm_resources;
+
+	/* setup shader regs */
+	sq_pgm_resources = (1 << 0);
+
+	/* VS */
+	gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_START_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, gpu_addr >> 8);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_RESOURCES_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, sq_pgm_resources);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_CF_OFFSET_VS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+
+	/* PS */
+	gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.ps_offset;
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_START_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, gpu_addr >> 8);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_RESOURCES_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, sq_pgm_resources | (1 << 28));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_EXPORTS_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 2);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 1));
+	radeon_ring_write(rdev, (SQ_PGM_CF_OFFSET_PS - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, 0);
+
+	gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.vs_offset;
+	cp_set_surface_sync(rdev, PACKET3_SH_ACTION_ENA, 512, gpu_addr);
+}
+
+/* emits 9 + 1 sync (5) = 14*/
+static void
+set_vtx_resource(struct radeon_device *rdev, u64 gpu_addr)
+{
+	u32 sq_vtx_constant_word2;
+
+	sq_vtx_constant_word2 = ((upper_32_bits(gpu_addr) & 0xff) | (16 << 8));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_RESOURCE, 7));
+	radeon_ring_write(rdev, 0x460);
+	radeon_ring_write(rdev, gpu_addr & 0xffffffff);
+	radeon_ring_write(rdev, 48 - 1);
+	radeon_ring_write(rdev, sq_vtx_constant_word2);
+	radeon_ring_write(rdev, 1 << 0);
+	radeon_ring_write(rdev, 0);
+	radeon_ring_write(rdev, 0);
+	radeon_ring_write(rdev, SQ_TEX_VTX_VALID_BUFFER << 30);
+
+	if ((rdev->family == CHIP_RV610) ||
+	    (rdev->family == CHIP_RV620) ||
+	    (rdev->family == CHIP_RS780) ||
+	    (rdev->family == CHIP_RS880) ||
+	    (rdev->family == CHIP_RV710))
+		cp_set_surface_sync(rdev,
+				    PACKET3_TC_ACTION_ENA, 48, gpu_addr);
+	else
+		cp_set_surface_sync(rdev,
+				    PACKET3_VC_ACTION_ENA, 48, gpu_addr);
+}
+
+/* emits 9 */
+static void
+set_tex_resource(struct radeon_device *rdev,
+		 int format, int w, int h, int pitch,
+		 u64 gpu_addr)
+{
+	uint32_t sq_tex_resource_word0, sq_tex_resource_word1, sq_tex_resource_word4;
+
+	if (h < 1)
+		h = 1;
+
+	sq_tex_resource_word0 = (1 << 0);
+	sq_tex_resource_word0 |= ((((pitch >> 3) - 1) << 8) |
+				  ((w - 1) << 19));
+
+	sq_tex_resource_word1 = (format << 26);
+	sq_tex_resource_word1 |= ((h - 1) << 0);
+
+	sq_tex_resource_word4 = ((1 << 14) |
+				 (0 << 16) |
+				 (1 << 19) |
+				 (2 << 22) |
+				 (3 << 25));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_RESOURCE, 7));
+	radeon_ring_write(rdev, 0);
+	radeon_ring_write(rdev, sq_tex_resource_word0);
+	radeon_ring_write(rdev, sq_tex_resource_word1);
+	radeon_ring_write(rdev, gpu_addr >> 8);
+	radeon_ring_write(rdev, gpu_addr >> 8);
+	radeon_ring_write(rdev, sq_tex_resource_word4);
+	radeon_ring_write(rdev, 0);
+	radeon_ring_write(rdev, SQ_TEX_VTX_VALID_TEXTURE << 30);
+}
+
+/* emits 12 */
+static void
+set_scissors(struct radeon_device *rdev, int x1, int y1,
+	     int x2, int y2)
+{
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
+	radeon_ring_write(rdev, (PA_SC_SCREEN_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, (x1 << 0) | (y1 << 16));
+	radeon_ring_write(rdev, (x2 << 0) | (y2 << 16));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
+	radeon_ring_write(rdev, (PA_SC_GENERIC_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, (x1 << 0) | (y1 << 16) | (1 << 31));
+	radeon_ring_write(rdev, (x2 << 0) | (y2 << 16));
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONTEXT_REG, 2));
+	radeon_ring_write(rdev, (PA_SC_WINDOW_SCISSOR_TL - PACKET3_SET_CONTEXT_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, (x1 << 0) | (y1 << 16) | (1 << 31));
+	radeon_ring_write(rdev, (x2 << 0) | (y2 << 16));
+}
+
+/* emits 10 */
+static void
+draw_auto(struct radeon_device *rdev)
+{
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+	radeon_ring_write(rdev, (VGT_PRIMITIVE_TYPE - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, DI_PT_RECTLIST);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_INDEX_TYPE, 0));
+	radeon_ring_write(rdev, DI_INDEX_SIZE_16_BIT);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_NUM_INSTANCES, 0));
+	radeon_ring_write(rdev, 1);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_DRAW_INDEX_AUTO, 1));
+	radeon_ring_write(rdev, 3);
+	radeon_ring_write(rdev, DI_SRC_SEL_AUTO_INDEX);
+
+}
+
+/* emits 14 */
+static void
+set_default_state(struct radeon_device *rdev)
+{
+	u32 sq_config, sq_gpr_resource_mgmt_1, sq_gpr_resource_mgmt_2;
+	u32 sq_thread_resource_mgmt, sq_stack_resource_mgmt_1, sq_stack_resource_mgmt_2;
+	int num_ps_gprs, num_vs_gprs, num_temp_gprs, num_gs_gprs, num_es_gprs;
+	int num_ps_threads, num_vs_threads, num_gs_threads, num_es_threads;
+	int num_ps_stack_entries, num_vs_stack_entries, num_gs_stack_entries, num_es_stack_entries;
+	u64 gpu_addr;
+	int dwords;
+
+	switch (rdev->family) {
+	case CHIP_R600:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV630:
+	case CHIP_RV635:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 144;
+		num_vs_threads = 40;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV610:
+	case CHIP_RV620:
+	case CHIP_RS780:
+	case CHIP_RS880:
+	default:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV670:
+		num_ps_gprs = 144;
+		num_vs_gprs = 40;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 136;
+		num_vs_threads = 48;
+		num_gs_threads = 4;
+		num_es_threads = 4;
+		num_ps_stack_entries = 40;
+		num_vs_stack_entries = 40;
+		num_gs_stack_entries = 32;
+		num_es_stack_entries = 16;
+		break;
+	case CHIP_RV770:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 188;
+		num_vs_threads = 60;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 256;
+		num_vs_stack_entries = 256;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV730:
+	case CHIP_RV740:
+		num_ps_gprs = 84;
+		num_vs_gprs = 36;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 188;
+		num_vs_threads = 60;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	case CHIP_RV710:
+		num_ps_gprs = 192;
+		num_vs_gprs = 56;
+		num_temp_gprs = 4;
+		num_gs_gprs = 0;
+		num_es_gprs = 0;
+		num_ps_threads = 144;
+		num_vs_threads = 48;
+		num_gs_threads = 0;
+		num_es_threads = 0;
+		num_ps_stack_entries = 128;
+		num_vs_stack_entries = 128;
+		num_gs_stack_entries = 0;
+		num_es_stack_entries = 0;
+		break;
+	}
+
+	if ((rdev->family == CHIP_RV610) ||
+	    (rdev->family == CHIP_RV620) ||
+	    (rdev->family == CHIP_RS780) ||
+	    (rdev->family == CHIP_RS880) ||
+	    (rdev->family == CHIP_RV710))
+		sq_config = 0;
+	else
+		sq_config = VC_ENABLE;
+
+	sq_config |= (DX9_CONSTS |
+		      ALU_INST_PREFER_VECTOR |
+		      PS_PRIO(0) |
+		      VS_PRIO(1) |
+		      GS_PRIO(2) |
+		      ES_PRIO(3));
+
+	sq_gpr_resource_mgmt_1 = (NUM_PS_GPRS(num_ps_gprs) |
+				  NUM_VS_GPRS(num_vs_gprs) |
+				  NUM_CLAUSE_TEMP_GPRS(num_temp_gprs));
+	sq_gpr_resource_mgmt_2 = (NUM_GS_GPRS(num_gs_gprs) |
+				  NUM_ES_GPRS(num_es_gprs));
+	sq_thread_resource_mgmt = (NUM_PS_THREADS(num_ps_threads) |
+				   NUM_VS_THREADS(num_vs_threads) |
+				   NUM_GS_THREADS(num_gs_threads) |
+				   NUM_ES_THREADS(num_es_threads));
+	sq_stack_resource_mgmt_1 = (NUM_PS_STACK_ENTRIES(num_ps_stack_entries) |
+				    NUM_VS_STACK_ENTRIES(num_vs_stack_entries));
+	sq_stack_resource_mgmt_2 = (NUM_GS_STACK_ENTRIES(num_gs_stack_entries) |
+				    NUM_ES_STACK_ENTRIES(num_es_stack_entries));
+
+	/* emit an IB pointing at default state */
+	dwords = (rdev->r600_blit.state_len + 0xf) & ~0xf;
+	gpu_addr = rdev->r600_blit.shader_gpu_addr + rdev->r600_blit.state_offset;
+	radeon_ring_write(rdev, PACKET3(PACKET3_INDIRECT_BUFFER, 2));
+	radeon_ring_write(rdev, gpu_addr & 0xFFFFFFFC);
+	radeon_ring_write(rdev, upper_32_bits(gpu_addr) & 0xFF);
+	radeon_ring_write(rdev, dwords);
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
+	radeon_ring_write(rdev, CACHE_FLUSH_AND_INV_EVENT);
+	/* SQ config */
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 6));
+	radeon_ring_write(rdev, (SQ_CONFIG - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, sq_config);
+	radeon_ring_write(rdev, sq_gpr_resource_mgmt_1);
+	radeon_ring_write(rdev, sq_gpr_resource_mgmt_2);
+	radeon_ring_write(rdev, sq_thread_resource_mgmt);
+	radeon_ring_write(rdev, sq_stack_resource_mgmt_1);
+	radeon_ring_write(rdev, sq_stack_resource_mgmt_2);
+}
+
+static inline uint32_t i2f(uint32_t input)
+{
+	u32 result, i, exponent, fraction;
+
+	if ((input & 0x3fff) == 0)
+		result = 0; /* 0 is a special case */
+	else {
+		exponent = 140; /* exponent biased by 127; */
+		fraction = (input & 0x3fff) << 10; /* cheat and only
+						      handle numbers below 2^^15 */
+		for (i = 0; i < 14; i++) {
+			if (fraction & 0x800000)
+				break;
+			else {
+				fraction = fraction << 1; /* keep
+							     shifting left until top bit = 1 */
+				exponent = exponent - 1;
+			}
+		}
+		result = exponent << 23 | (fraction & 0x7fffff); /* mask
+								    off top bit; assumed 1 */
+	}
+	return result;
+}
+
+int r600_blit_init(struct radeon_device *rdev)
+{
+	u32 obj_size;
+	int r, dwords;
+	void *ptr;
+	u32 packet2s[16];
+	int num_packet2s = 0;
+
+	rdev->r600_blit.state_offset = 0;
+
+	if (rdev->family >= CHIP_RV770)
+		rdev->r600_blit.state_len = r7xx_default_size;
+	else
+		rdev->r600_blit.state_len = r6xx_default_size;
+
+	dwords = rdev->r600_blit.state_len;
+	while (dwords & 0xf) {
+		packet2s[num_packet2s++] = PACKET2(0);
+		dwords++;
+	}
+
+	obj_size = dwords * 4;
+	obj_size = ALIGN(obj_size, 256);
+
+	rdev->r600_blit.vs_offset = obj_size;
+	obj_size += r6xx_vs_size * 4;
+	obj_size = ALIGN(obj_size, 256);
+
+	rdev->r600_blit.ps_offset = obj_size;
+	obj_size += r6xx_ps_size * 4;
+	obj_size = ALIGN(obj_size, 256);
+
+	r = radeon_object_create(rdev, NULL, obj_size,
+				 true, RADEON_GEM_DOMAIN_VRAM,
+				 false, &rdev->r600_blit.shader_obj);
+	if (r) {
+		DRM_ERROR("r600 failed to allocate shader\n");
+		return r;
+	}
+
+	DRM_DEBUG("r6xx blit allocated bo %08x vs %08x ps %08x\n",
+		  obj_size,
+		  rdev->r600_blit.vs_offset, rdev->r600_blit.ps_offset);
+
+	r = radeon_object_kmap(rdev->r600_blit.shader_obj, &ptr);
+	if (r) {
+		DRM_ERROR("failed to map blit object %d\n", r);
+		return r;
+	}
+
+	if (rdev->family >= CHIP_RV770)
+		memcpy_toio(ptr + rdev->r600_blit.state_offset,
+			    r7xx_default_state, rdev->r600_blit.state_len * 4);
+	else
+		memcpy_toio(ptr + rdev->r600_blit.state_offset,
+			    r6xx_default_state, rdev->r600_blit.state_len * 4);
+	if (num_packet2s)
+		memcpy_toio(ptr + rdev->r600_blit.state_offset + (rdev->r600_blit.state_len * 4),
+			    packet2s, num_packet2s * 4);
+
+
+	memcpy(ptr + rdev->r600_blit.vs_offset, r6xx_vs, r6xx_vs_size * 4);
+	memcpy(ptr + rdev->r600_blit.ps_offset, r6xx_ps, r6xx_ps_size * 4);
+
+	radeon_object_kunmap(rdev->r600_blit.shader_obj);
+	return 0;
+}
+
+void r600_blit_fini(struct radeon_device *rdev)
+{
+	radeon_object_unpin(rdev->r600_blit.shader_obj);
+	radeon_object_unref(&rdev->r600_blit.shader_obj);
+}
+
+int r600_vb_ib_get(struct radeon_device *rdev)
+{
+	int r;
+	r = radeon_ib_get(rdev, &rdev->r600_blit.vb_ib);
+	if (r) {
+		DRM_ERROR("failed to get IB for vertex buffer\n");
+		return r;
+	}
+
+	rdev->r600_blit.vb_total = 64*1024;
+	rdev->r600_blit.vb_used = 0;
+	return 0;
+}
+
+void r600_vb_ib_put(struct radeon_device *rdev)
+{
+	radeon_fence_emit(rdev, rdev->r600_blit.vb_ib->fence);
+	mutex_lock(&rdev->ib_pool.mutex);
+	list_add_tail(&rdev->r600_blit.vb_ib->list, &rdev->ib_pool.scheduled_ibs);
+	mutex_unlock(&rdev->ib_pool.mutex);
+	radeon_ib_free(rdev, &rdev->r600_blit.vb_ib);
+}
+
+int r600_blit_prepare_copy(struct radeon_device *rdev, int size_bytes)
+{
+	int r;
+	int ring_size, line_size;
+	int max_size;
+	/* loops of emits 64 + fence emit possible */
+	int dwords_per_loop = 76, num_loops;
+
+	r = r600_vb_ib_get(rdev);
+	WARN_ON(r);
+
+	/* set_render_target emits 2 extra dwords on rv6xx */
+	if (rdev->family > CHIP_R600 && rdev->family < CHIP_RV770)
+		dwords_per_loop += 2;
+
+	/* 8 bpp vs 32 bpp for xfer unit */
+	if (size_bytes & 3)
+		line_size = 8192;
+	else
+		line_size = 8192*4;
+
+	max_size = 8192 * line_size;
+
+	/* major loops cover the max size transfer */
+	num_loops = ((size_bytes + max_size) / max_size);
+	/* minor loops cover the extra non aligned bits */
+	num_loops += ((size_bytes % line_size) ? 1 : 0);
+	/* calculate number of loops correctly */
+	ring_size = num_loops * dwords_per_loop;
+	/* set default  + shaders */
+	ring_size += 40; /* shaders + def state */
+	ring_size += 3; /* fence emit for VB IB */
+	ring_size += 5; /* done copy */
+	ring_size += 3; /* fence emit for done copy */
+	r = radeon_ring_lock(rdev, ring_size);
+	WARN_ON(r);
+
+	set_default_state(rdev); /* 14 */
+	set_shaders(rdev); /* 26 */
+	return 0;
+}
+
+void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence)
+{
+	int r;
+
+	radeon_ring_write(rdev, PACKET3(PACKET3_EVENT_WRITE, 0));
+	radeon_ring_write(rdev, CACHE_FLUSH_AND_INV_EVENT);
+	/* wait for 3D idle clean */
+	radeon_ring_write(rdev, PACKET3(PACKET3_SET_CONFIG_REG, 1));
+	radeon_ring_write(rdev, (WAIT_UNTIL - PACKET3_SET_CONFIG_REG_OFFSET) >> 2);
+	radeon_ring_write(rdev, WAIT_3D_IDLE_bit | WAIT_3D_IDLECLEAN_bit);
+
+	if (rdev->r600_blit.vb_ib)
+		r600_vb_ib_put(rdev);
+
+	if (fence)
+		r = radeon_fence_emit(rdev, fence);
+
+	radeon_ring_unlock_commit(rdev);
+}
+
+void r600_kms_blit_copy(struct radeon_device *rdev,
+			u64 src_gpu_addr, u64 dst_gpu_addr,
+			int size_bytes)
+{
+	int max_bytes;
+	u64 vb_gpu_addr;
+	u32 *vb;
+
+	DRM_DEBUG("emitting copy %16llx %16llx %d %d\n", src_gpu_addr, dst_gpu_addr,
+		  size_bytes, rdev->r600_blit.vb_used);
+	vb = (u32 *)(rdev->r600_blit.vb_ib->ptr + rdev->r600_blit.vb_used);
+	if ((size_bytes & 3) || (src_gpu_addr & 3) || (dst_gpu_addr & 3)) {
+		max_bytes = 8192;
+
+		while (size_bytes) {
+			int cur_size = size_bytes;
+			int src_x = src_gpu_addr & 255;
+			int dst_x = dst_gpu_addr & 255;
+			int h = 1;
+			src_gpu_addr = src_gpu_addr & ~255;
+			dst_gpu_addr = dst_gpu_addr & ~255;
+
+			if (!src_x && !dst_x) {
+				h = (cur_size / max_bytes);
+				if (h > 8192)
+					h = 8192;
+				if (h == 0)
+					h = 1;
+				else
+					cur_size = max_bytes;
+			} else {
+				if (cur_size > max_bytes)
+					cur_size = max_bytes;
+				if (cur_size > (max_bytes - dst_x))
+					cur_size = (max_bytes - dst_x);
+				if (cur_size > (max_bytes - src_x))
+					cur_size = (max_bytes - src_x);
+			}
+
+			if ((rdev->r600_blit.vb_used + 48) > rdev->r600_blit.vb_total) {
+				WARN_ON(1);
+
+#if 0
+				r600_vb_ib_put(rdev);
+
+				r600_nomm_put_vb(dev);
+				r600_nomm_get_vb(dev);
+				if (!dev_priv->blit_vb)
+					return;
+				set_shaders(dev);
+				vb = r600_nomm_get_vb_ptr(dev);
+#endif
+			}
+
+			vb[0] = i2f(dst_x);
+			vb[1] = 0;
+			vb[2] = i2f(src_x);
+			vb[3] = 0;
+
+			vb[4] = i2f(dst_x);
+			vb[5] = i2f(h);
+			vb[6] = i2f(src_x);
+			vb[7] = i2f(h);
+
+			vb[8] = i2f(dst_x + cur_size);
+			vb[9] = i2f(h);
+			vb[10] = i2f(src_x + cur_size);
+			vb[11] = i2f(h);
+
+			/* src 9 */
+			set_tex_resource(rdev, FMT_8,
+					 src_x + cur_size, h, src_x + cur_size,
+					 src_gpu_addr);
+
+			/* 5 */
+			cp_set_surface_sync(rdev,
+					    PACKET3_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
+
+			/* dst 23 */
+			set_render_target(rdev, COLOR_8,
+					  dst_x + cur_size, h,
+					  dst_gpu_addr);
+
+			/* scissors 12 */
+			set_scissors(rdev, dst_x, 0, dst_x + cur_size, h);
+
+			/* 14 */
+			vb_gpu_addr = rdev->r600_blit.vb_ib->gpu_addr + rdev->r600_blit.vb_used;
+			set_vtx_resource(rdev, vb_gpu_addr);
+
+			/* draw 10 */
+			draw_auto(rdev);
+
+			/* 5 */
+			cp_set_surface_sync(rdev,
+					    PACKET3_CB_ACTION_ENA | PACKET3_CB0_DEST_BASE_ENA,
+					    cur_size * h, dst_gpu_addr);
+
+			vb += 12;
+			rdev->r600_blit.vb_used += 12 * 4;
+
+			src_gpu_addr += cur_size * h;
+			dst_gpu_addr += cur_size * h;
+			size_bytes -= cur_size * h;
+		}
+	} else {
+		max_bytes = 8192 * 4;
+
+		while (size_bytes) {
+			int cur_size = size_bytes;
+			int src_x = (src_gpu_addr & 255);
+			int dst_x = (dst_gpu_addr & 255);
+			int h = 1;
+			src_gpu_addr = src_gpu_addr & ~255;
+			dst_gpu_addr = dst_gpu_addr & ~255;
+
+			if (!src_x && !dst_x) {
+				h = (cur_size / max_bytes);
+				if (h > 8192)
+					h = 8192;
+				if (h == 0)
+					h = 1;
+				else
+					cur_size = max_bytes;
+			} else {
+				if (cur_size > max_bytes)
+					cur_size = max_bytes;
+				if (cur_size > (max_bytes - dst_x))
+					cur_size = (max_bytes - dst_x);
+				if (cur_size > (max_bytes - src_x))
+					cur_size = (max_bytes - src_x);
+			}
+
+			if ((rdev->r600_blit.vb_used + 48) > rdev->r600_blit.vb_total) {
+				WARN_ON(1);
+			}
+#if 0
+			if ((rdev->blit_vb->used + 48) > rdev->blit_vb->total) {
+				r600_nomm_put_vb(dev);
+				r600_nomm_get_vb(dev);
+				if (!rdev->blit_vb)
+					return;
+
+				set_shaders(dev);
+				vb = r600_nomm_get_vb_ptr(dev);
+			}
+#endif
+
+			vb[0] = i2f(dst_x / 4);
+			vb[1] = 0;
+			vb[2] = i2f(src_x / 4);
+			vb[3] = 0;
+
+			vb[4] = i2f(dst_x / 4);
+			vb[5] = i2f(h);
+			vb[6] = i2f(src_x / 4);
+			vb[7] = i2f(h);
+
+			vb[8] = i2f((dst_x + cur_size) / 4);
+			vb[9] = i2f(h);
+			vb[10] = i2f((src_x + cur_size) / 4);
+			vb[11] = i2f(h);
+
+			/* src 9 */
+			set_tex_resource(rdev, FMT_8_8_8_8,
+					 (src_x + cur_size) / 4,
+					 h, (src_x + cur_size) / 4,
+					 src_gpu_addr);
+			/* 5 */
+			cp_set_surface_sync(rdev,
+					    PACKET3_TC_ACTION_ENA, (src_x + cur_size * h), src_gpu_addr);
+
+			/* dst 23 */
+			set_render_target(rdev, COLOR_8_8_8_8,
+					  (dst_x + cur_size) / 4, h,
+					  dst_gpu_addr);
+
+			/* scissors 12  */
+			set_scissors(rdev, (dst_x / 4), 0, (dst_x + cur_size / 4), h);
+
+			/* Vertex buffer setup 14 */
+			vb_gpu_addr = rdev->r600_blit.vb_ib->gpu_addr + rdev->r600_blit.vb_used;
+			set_vtx_resource(rdev, vb_gpu_addr);
+
+			/* draw 10 */
+			draw_auto(rdev);
+
+			/* 5 */
+			cp_set_surface_sync(rdev,
+					    PACKET3_CB_ACTION_ENA | PACKET3_CB0_DEST_BASE_ENA,
+					    cur_size * h, dst_gpu_addr);
+
+			/* 78 ring dwords per loop */
+			vb += 12;
+			rdev->r600_blit.vb_used += 12 * 4;
+
+			src_gpu_addr += cur_size * h;
+			dst_gpu_addr += cur_size * h;
+			size_bytes -= cur_size * h;
+		}
+	}
+}
+
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.c b/drivers/gpu/drm/radeon/r600_blit_shaders.c
new file mode 100644
index 000000000000..d745e815c2e8
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.c
@@ -0,0 +1,1072 @@
+
+#include <linux/types.h>
+#include <linux/kernel.h>
+
+const u32 r6xx_default_state[] =
+{
+	0xc0002400,
+	0x00000000,
+	0xc0012800,
+	0x80000000,
+	0x80000000,
+	0xc0004600,
+	0x00000016,
+	0xc0016800,
+	0x00000010,
+	0x00028000,
+	0xc0016800,
+	0x00000010,
+	0x00008000,
+	0xc0016800,
+	0x00000542,
+	0x07000003,
+	0xc0016800,
+	0x000005c5,
+	0x00000000,
+	0xc0016800,
+	0x00000363,
+	0x00000000,
+	0xc0016800,
+	0x0000060c,
+	0x82000000,
+	0xc0016800,
+	0x0000060e,
+	0x01020204,
+	0xc0016f00,
+	0x00000000,
+	0x00000000,
+	0xc0016f00,
+	0x00000001,
+	0x00000000,
+	0xc0096900,
+	0x0000022a,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x00000004,
+	0x00000000,
+	0xc0016900,
+	0x0000000a,
+	0x00000000,
+	0xc0016900,
+	0x0000000b,
+	0x00000000,
+	0xc0016900,
+	0x0000010c,
+	0x00000000,
+	0xc0016900,
+	0x0000010d,
+	0x00000000,
+	0xc0016900,
+	0x00000200,
+	0x00000000,
+	0xc0016900,
+	0x00000343,
+	0x00000060,
+	0xc0016900,
+	0x00000344,
+	0x00000040,
+	0xc0016900,
+	0x00000351,
+	0x0000aa00,
+	0xc0016900,
+	0x00000104,
+	0x00000000,
+	0xc0016900,
+	0x0000010e,
+	0x00000000,
+	0xc0046900,
+	0x00000105,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0036900,
+	0x00000109,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0046900,
+	0x0000030c,
+	0x01000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0046900,
+	0x00000048,
+	0x3f800000,
+	0x00000000,
+	0x3f800000,
+	0x3f800000,
+	0xc0016900,
+	0x0000008e,
+	0x0000000f,
+	0xc0016900,
+	0x00000080,
+	0x00000000,
+	0xc0016900,
+	0x00000083,
+	0x0000ffff,
+	0xc0016900,
+	0x00000084,
+	0x00000000,
+	0xc0016900,
+	0x00000085,
+	0x20002000,
+	0xc0016900,
+	0x00000086,
+	0x00000000,
+	0xc0016900,
+	0x00000087,
+	0x20002000,
+	0xc0016900,
+	0x00000088,
+	0x00000000,
+	0xc0016900,
+	0x00000089,
+	0x20002000,
+	0xc0016900,
+	0x0000008a,
+	0x00000000,
+	0xc0016900,
+	0x0000008b,
+	0x20002000,
+	0xc0016900,
+	0x0000008c,
+	0x00000000,
+	0xc0016900,
+	0x00000094,
+	0x80000000,
+	0xc0016900,
+	0x00000095,
+	0x20002000,
+	0xc0026900,
+	0x000000b4,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000096,
+	0x80000000,
+	0xc0016900,
+	0x00000097,
+	0x20002000,
+	0xc0026900,
+	0x000000b6,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000098,
+	0x80000000,
+	0xc0016900,
+	0x00000099,
+	0x20002000,
+	0xc0026900,
+	0x000000b8,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009a,
+	0x80000000,
+	0xc0016900,
+	0x0000009b,
+	0x20002000,
+	0xc0026900,
+	0x000000ba,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009c,
+	0x80000000,
+	0xc0016900,
+	0x0000009d,
+	0x20002000,
+	0xc0026900,
+	0x000000bc,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009e,
+	0x80000000,
+	0xc0016900,
+	0x0000009f,
+	0x20002000,
+	0xc0026900,
+	0x000000be,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a0,
+	0x80000000,
+	0xc0016900,
+	0x000000a1,
+	0x20002000,
+	0xc0026900,
+	0x000000c0,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a2,
+	0x80000000,
+	0xc0016900,
+	0x000000a3,
+	0x20002000,
+	0xc0026900,
+	0x000000c2,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a4,
+	0x80000000,
+	0xc0016900,
+	0x000000a5,
+	0x20002000,
+	0xc0026900,
+	0x000000c4,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a6,
+	0x80000000,
+	0xc0016900,
+	0x000000a7,
+	0x20002000,
+	0xc0026900,
+	0x000000c6,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a8,
+	0x80000000,
+	0xc0016900,
+	0x000000a9,
+	0x20002000,
+	0xc0026900,
+	0x000000c8,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000aa,
+	0x80000000,
+	0xc0016900,
+	0x000000ab,
+	0x20002000,
+	0xc0026900,
+	0x000000ca,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000ac,
+	0x80000000,
+	0xc0016900,
+	0x000000ad,
+	0x20002000,
+	0xc0026900,
+	0x000000cc,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000ae,
+	0x80000000,
+	0xc0016900,
+	0x000000af,
+	0x20002000,
+	0xc0026900,
+	0x000000ce,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000b0,
+	0x80000000,
+	0xc0016900,
+	0x000000b1,
+	0x20002000,
+	0xc0026900,
+	0x000000d0,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000b2,
+	0x80000000,
+	0xc0016900,
+	0x000000b3,
+	0x20002000,
+	0xc0026900,
+	0x000000d2,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000293,
+	0x00004010,
+	0xc0016900,
+	0x00000300,
+	0x00000000,
+	0xc0016900,
+	0x00000301,
+	0x00000000,
+	0xc0016900,
+	0x00000312,
+	0xffffffff,
+	0xc0016900,
+	0x00000307,
+	0x00000000,
+	0xc0016900,
+	0x00000308,
+	0x00000000,
+	0xc0016900,
+	0x00000283,
+	0x00000000,
+	0xc0016900,
+	0x00000292,
+	0x00000000,
+	0xc0066900,
+	0x0000010f,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x00000206,
+	0x00000000,
+	0xc0016900,
+	0x00000207,
+	0x00000000,
+	0xc0016900,
+	0x00000208,
+	0x00000000,
+	0xc0046900,
+	0x00000303,
+	0x3f800000,
+	0x3f800000,
+	0x3f800000,
+	0x3f800000,
+	0xc0016900,
+	0x00000205,
+	0x00000004,
+	0xc0016900,
+	0x00000280,
+	0x00000000,
+	0xc0016900,
+	0x00000281,
+	0x00000000,
+	0xc0016900,
+	0x0000037e,
+	0x00000000,
+	0xc0016900,
+	0x00000382,
+	0x00000000,
+	0xc0016900,
+	0x00000380,
+	0x00000000,
+	0xc0016900,
+	0x00000383,
+	0x00000000,
+	0xc0016900,
+	0x00000381,
+	0x00000000,
+	0xc0016900,
+	0x00000282,
+	0x00000008,
+	0xc0016900,
+	0x00000302,
+	0x0000002d,
+	0xc0016900,
+	0x0000037f,
+	0x00000000,
+	0xc0016900,
+	0x000001b2,
+	0x00000000,
+	0xc0016900,
+	0x000001b6,
+	0x00000000,
+	0xc0016900,
+	0x000001b7,
+	0x00000000,
+	0xc0016900,
+	0x000001b8,
+	0x00000000,
+	0xc0016900,
+	0x000001b9,
+	0x00000000,
+	0xc0016900,
+	0x00000225,
+	0x00000000,
+	0xc0016900,
+	0x00000229,
+	0x00000000,
+	0xc0016900,
+	0x00000237,
+	0x00000000,
+	0xc0016900,
+	0x00000100,
+	0x00000800,
+	0xc0016900,
+	0x00000101,
+	0x00000000,
+	0xc0016900,
+	0x00000102,
+	0x00000000,
+	0xc0016900,
+	0x000002a8,
+	0x00000000,
+	0xc0016900,
+	0x000002a9,
+	0x00000000,
+	0xc0016900,
+	0x00000103,
+	0x00000000,
+	0xc0016900,
+	0x00000284,
+	0x00000000,
+	0xc0016900,
+	0x00000290,
+	0x00000000,
+	0xc0016900,
+	0x00000285,
+	0x00000000,
+	0xc0016900,
+	0x00000286,
+	0x00000000,
+	0xc0016900,
+	0x00000287,
+	0x00000000,
+	0xc0016900,
+	0x00000288,
+	0x00000000,
+	0xc0016900,
+	0x00000289,
+	0x00000000,
+	0xc0016900,
+	0x0000028a,
+	0x00000000,
+	0xc0016900,
+	0x0000028b,
+	0x00000000,
+	0xc0016900,
+	0x0000028c,
+	0x00000000,
+	0xc0016900,
+	0x0000028d,
+	0x00000000,
+	0xc0016900,
+	0x0000028e,
+	0x00000000,
+	0xc0016900,
+	0x0000028f,
+	0x00000000,
+	0xc0016900,
+	0x000002a1,
+	0x00000000,
+	0xc0016900,
+	0x000002a5,
+	0x00000000,
+	0xc0016900,
+	0x000002ac,
+	0x00000000,
+	0xc0016900,
+	0x000002ad,
+	0x00000000,
+	0xc0016900,
+	0x000002ae,
+	0x00000000,
+	0xc0016900,
+	0x000002c8,
+	0x00000000,
+	0xc0016900,
+	0x00000206,
+	0x00000100,
+	0xc0016900,
+	0x00000204,
+	0x00010000,
+	0xc0036e00,
+	0x00000000,
+	0x00000012,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x0000008f,
+	0x0000000f,
+	0xc0016900,
+	0x000001e8,
+	0x00000001,
+	0xc0016900,
+	0x00000202,
+	0x00cc0000,
+	0xc0016900,
+	0x00000205,
+	0x00000244,
+	0xc0016900,
+	0x00000203,
+	0x00000210,
+	0xc0016900,
+	0x000001b1,
+	0x00000000,
+	0xc0016900,
+	0x00000185,
+	0x00000000,
+	0xc0016900,
+	0x000001b3,
+	0x00000001,
+	0xc0016900,
+	0x000001b4,
+	0x00000000,
+	0xc0016900,
+	0x00000191,
+	0x00000b00,
+	0xc0016900,
+	0x000001b5,
+	0x00000000,
+};
+
+const u32 r7xx_default_state[] =
+{
+	0xc0012800,
+	0x80000000,
+	0x80000000,
+	0xc0004600,
+	0x00000016,
+	0xc0016800,
+	0x00000010,
+	0x00028000,
+	0xc0016800,
+	0x00000010,
+	0x00008000,
+	0xc0016800,
+	0x00000542,
+	0x07000002,
+	0xc0016800,
+	0x000005c5,
+	0x00000000,
+	0xc0016800,
+	0x00000363,
+	0x00004000,
+	0xc0016800,
+	0x0000060c,
+	0x00000000,
+	0xc0016800,
+	0x0000060e,
+	0x00420204,
+	0xc0016f00,
+	0x00000000,
+	0x00000000,
+	0xc0016f00,
+	0x00000001,
+	0x00000000,
+	0xc0096900,
+	0x0000022a,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x00000004,
+	0x00000000,
+	0xc0016900,
+	0x0000000a,
+	0x00000000,
+	0xc0016900,
+	0x0000000b,
+	0x00000000,
+	0xc0016900,
+	0x0000010c,
+	0x00000000,
+	0xc0016900,
+	0x0000010d,
+	0x00000000,
+	0xc0016900,
+	0x00000200,
+	0x00000000,
+	0xc0016900,
+	0x00000343,
+	0x00000060,
+	0xc0016900,
+	0x00000344,
+	0x00000000,
+	0xc0016900,
+	0x00000351,
+	0x0000aa00,
+	0xc0016900,
+	0x00000104,
+	0x00000000,
+	0xc0016900,
+	0x0000010e,
+	0x00000000,
+	0xc0046900,
+	0x00000105,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0046900,
+	0x0000030c,
+	0x01000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x0000008e,
+	0x0000000f,
+	0xc0016900,
+	0x00000080,
+	0x00000000,
+	0xc0016900,
+	0x00000083,
+	0x0000ffff,
+	0xc0016900,
+	0x00000084,
+	0x00000000,
+	0xc0016900,
+	0x00000085,
+	0x20002000,
+	0xc0016900,
+	0x00000086,
+	0x00000000,
+	0xc0016900,
+	0x00000087,
+	0x20002000,
+	0xc0016900,
+	0x00000088,
+	0x00000000,
+	0xc0016900,
+	0x00000089,
+	0x20002000,
+	0xc0016900,
+	0x0000008a,
+	0x00000000,
+	0xc0016900,
+	0x0000008b,
+	0x20002000,
+	0xc0016900,
+	0x0000008c,
+	0xaaaaaaaa,
+	0xc0016900,
+	0x00000094,
+	0x80000000,
+	0xc0016900,
+	0x00000095,
+	0x20002000,
+	0xc0026900,
+	0x000000b4,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000096,
+	0x80000000,
+	0xc0016900,
+	0x00000097,
+	0x20002000,
+	0xc0026900,
+	0x000000b6,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000098,
+	0x80000000,
+	0xc0016900,
+	0x00000099,
+	0x20002000,
+	0xc0026900,
+	0x000000b8,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009a,
+	0x80000000,
+	0xc0016900,
+	0x0000009b,
+	0x20002000,
+	0xc0026900,
+	0x000000ba,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009c,
+	0x80000000,
+	0xc0016900,
+	0x0000009d,
+	0x20002000,
+	0xc0026900,
+	0x000000bc,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x0000009e,
+	0x80000000,
+	0xc0016900,
+	0x0000009f,
+	0x20002000,
+	0xc0026900,
+	0x000000be,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a0,
+	0x80000000,
+	0xc0016900,
+	0x000000a1,
+	0x20002000,
+	0xc0026900,
+	0x000000c0,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a2,
+	0x80000000,
+	0xc0016900,
+	0x000000a3,
+	0x20002000,
+	0xc0026900,
+	0x000000c2,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a4,
+	0x80000000,
+	0xc0016900,
+	0x000000a5,
+	0x20002000,
+	0xc0026900,
+	0x000000c4,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a6,
+	0x80000000,
+	0xc0016900,
+	0x000000a7,
+	0x20002000,
+	0xc0026900,
+	0x000000c6,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000a8,
+	0x80000000,
+	0xc0016900,
+	0x000000a9,
+	0x20002000,
+	0xc0026900,
+	0x000000c8,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000aa,
+	0x80000000,
+	0xc0016900,
+	0x000000ab,
+	0x20002000,
+	0xc0026900,
+	0x000000ca,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000ac,
+	0x80000000,
+	0xc0016900,
+	0x000000ad,
+	0x20002000,
+	0xc0026900,
+	0x000000cc,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000ae,
+	0x80000000,
+	0xc0016900,
+	0x000000af,
+	0x20002000,
+	0xc0026900,
+	0x000000ce,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000b0,
+	0x80000000,
+	0xc0016900,
+	0x000000b1,
+	0x20002000,
+	0xc0026900,
+	0x000000d0,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x000000b2,
+	0x80000000,
+	0xc0016900,
+	0x000000b3,
+	0x20002000,
+	0xc0026900,
+	0x000000d2,
+	0x00000000,
+	0x3f800000,
+	0xc0016900,
+	0x00000293,
+	0x00514000,
+	0xc0016900,
+	0x00000300,
+	0x00000000,
+	0xc0016900,
+	0x00000301,
+	0x00000000,
+	0xc0016900,
+	0x00000312,
+	0xffffffff,
+	0xc0016900,
+	0x00000307,
+	0x00000000,
+	0xc0016900,
+	0x00000308,
+	0x00000000,
+	0xc0016900,
+	0x00000283,
+	0x00000000,
+	0xc0016900,
+	0x00000292,
+	0x00000000,
+	0xc0066900,
+	0x0000010f,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x00000206,
+	0x00000000,
+	0xc0016900,
+	0x00000207,
+	0x00000000,
+	0xc0016900,
+	0x00000208,
+	0x00000000,
+	0xc0046900,
+	0x00000303,
+	0x3f800000,
+	0x3f800000,
+	0x3f800000,
+	0x3f800000,
+	0xc0016900,
+	0x00000205,
+	0x00000004,
+	0xc0016900,
+	0x00000280,
+	0x00000000,
+	0xc0016900,
+	0x00000281,
+	0x00000000,
+	0xc0016900,
+	0x0000037e,
+	0x00000000,
+	0xc0016900,
+	0x00000382,
+	0x00000000,
+	0xc0016900,
+	0x00000380,
+	0x00000000,
+	0xc0016900,
+	0x00000383,
+	0x00000000,
+	0xc0016900,
+	0x00000381,
+	0x00000000,
+	0xc0016900,
+	0x00000282,
+	0x00000008,
+	0xc0016900,
+	0x00000302,
+	0x0000002d,
+	0xc0016900,
+	0x0000037f,
+	0x00000000,
+	0xc0016900,
+	0x000001b2,
+	0x00000001,
+	0xc0016900,
+	0x000001b6,
+	0x00000000,
+	0xc0016900,
+	0x000001b7,
+	0x00000000,
+	0xc0016900,
+	0x000001b8,
+	0x00000000,
+	0xc0016900,
+	0x000001b9,
+	0x00000000,
+	0xc0016900,
+	0x00000225,
+	0x00000000,
+	0xc0016900,
+	0x00000229,
+	0x00000000,
+	0xc0016900,
+	0x00000237,
+	0x00000000,
+	0xc0016900,
+	0x00000100,
+	0x00000800,
+	0xc0016900,
+	0x00000101,
+	0x00000000,
+	0xc0016900,
+	0x00000102,
+	0x00000000,
+	0xc0016900,
+	0x000002a8,
+	0x00000000,
+	0xc0016900,
+	0x000002a9,
+	0x00000000,
+	0xc0016900,
+	0x00000103,
+	0x00000000,
+	0xc0016900,
+	0x00000284,
+	0x00000000,
+	0xc0016900,
+	0x00000290,
+	0x00000000,
+	0xc0016900,
+	0x00000285,
+	0x00000000,
+	0xc0016900,
+	0x00000286,
+	0x00000000,
+	0xc0016900,
+	0x00000287,
+	0x00000000,
+	0xc0016900,
+	0x00000288,
+	0x00000000,
+	0xc0016900,
+	0x00000289,
+	0x00000000,
+	0xc0016900,
+	0x0000028a,
+	0x00000000,
+	0xc0016900,
+	0x0000028b,
+	0x00000000,
+	0xc0016900,
+	0x0000028c,
+	0x00000000,
+	0xc0016900,
+	0x0000028d,
+	0x00000000,
+	0xc0016900,
+	0x0000028e,
+	0x00000000,
+	0xc0016900,
+	0x0000028f,
+	0x00000000,
+	0xc0016900,
+	0x000002a1,
+	0x00000000,
+	0xc0016900,
+	0x000002a5,
+	0x00000000,
+	0xc0016900,
+	0x000002ac,
+	0x00000000,
+	0xc0016900,
+	0x000002ad,
+	0x00000000,
+	0xc0016900,
+	0x000002ae,
+	0x00000000,
+	0xc0016900,
+	0x000002c8,
+	0x00000000,
+	0xc0016900,
+	0x00000206,
+	0x00000100,
+	0xc0016900,
+	0x00000204,
+	0x00010000,
+	0xc0036e00,
+	0x00000000,
+	0x00000012,
+	0x00000000,
+	0x00000000,
+	0xc0016900,
+	0x0000008f,
+	0x0000000f,
+	0xc0016900,
+	0x000001e8,
+	0x00000001,
+	0xc0016900,
+	0x00000202,
+	0x00cc0000,
+	0xc0016900,
+	0x00000205,
+	0x00000244,
+	0xc0016900,
+	0x00000203,
+	0x00000210,
+	0xc0016900,
+	0x000001b1,
+	0x00000000,
+	0xc0016900,
+	0x00000185,
+	0x00000000,
+	0xc0016900,
+	0x000001b3,
+	0x00000001,
+	0xc0016900,
+	0x000001b4,
+	0x00000000,
+	0xc0016900,
+	0x00000191,
+	0x00000b00,
+	0xc0016900,
+	0x000001b5,
+	0x00000000,
+};
+
+/* same for r6xx/r7xx */
+const u32 r6xx_vs[] =
+{
+	0x00000004,
+	0x81000000,
+	0x0000203c,
+	0x94000b08,
+	0x00004000,
+	0x14200b1a,
+	0x00000000,
+	0x00000000,
+	0x3c000000,
+	0x68cd1000,
+	0x00080000,
+	0x00000000,
+};
+
+const u32 r6xx_ps[] =
+{
+	0x00000002,
+	0x80800000,
+	0x00000000,
+	0x94200688,
+	0x00000010,
+	0x000d1000,
+	0xb0800000,
+	0x00000000,
+};
+
+const u32 r6xx_ps_size = ARRAY_SIZE(r6xx_ps);
+const u32 r6xx_vs_size = ARRAY_SIZE(r6xx_vs);
+const u32 r6xx_default_size = ARRAY_SIZE(r6xx_default_state);
+const u32 r7xx_default_size = ARRAY_SIZE(r7xx_default_state);
diff --git a/drivers/gpu/drm/radeon/r600_blit_shaders.h b/drivers/gpu/drm/radeon/r600_blit_shaders.h
new file mode 100644
index 000000000000..fdc3b378cbb0
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600_blit_shaders.h
@@ -0,0 +1,14 @@
+
+#ifndef R600_BLIT_SHADERS_H
+#define R600_BLIT_SHADERS_H
+
+extern const u32 r6xx_ps[];
+extern const u32 r6xx_vs[];
+extern const u32 r7xx_default_state[];
+extern const u32 r6xx_default_state[];
+
+
+extern const u32 r6xx_ps_size, r6xx_vs_size;
+extern const u32 r6xx_default_size, r7xx_default_size;
+
+#endif
diff --git a/drivers/gpu/drm/radeon/r600_cp.c b/drivers/gpu/drm/radeon/r600_cp.c
index 20f17908b036..6d5a711c2e91 100644
--- a/drivers/gpu/drm/radeon/r600_cp.c
+++ b/drivers/gpu/drm/radeon/r600_cp.c
@@ -31,7 +31,38 @@
 #include "radeon_drm.h"
 #include "radeon_drv.h"
 
-#include "r600_microcode.h"
+#define PFP_UCODE_SIZE 576
+#define PM4_UCODE_SIZE 1792
+#define R700_PFP_UCODE_SIZE 848
+#define R700_PM4_UCODE_SIZE 1360
+
+/* Firmware Names */
+MODULE_FIRMWARE("radeon/R600_pfp.bin");
+MODULE_FIRMWARE("radeon/R600_me.bin");
+MODULE_FIRMWARE("radeon/RV610_pfp.bin");
+MODULE_FIRMWARE("radeon/RV610_me.bin");
+MODULE_FIRMWARE("radeon/RV630_pfp.bin");
+MODULE_FIRMWARE("radeon/RV630_me.bin");
+MODULE_FIRMWARE("radeon/RV620_pfp.bin");
+MODULE_FIRMWARE("radeon/RV620_me.bin");
+MODULE_FIRMWARE("radeon/RV635_pfp.bin");
+MODULE_FIRMWARE("radeon/RV635_me.bin");
+MODULE_FIRMWARE("radeon/RV670_pfp.bin");
+MODULE_FIRMWARE("radeon/RV670_me.bin");
+MODULE_FIRMWARE("radeon/RS780_pfp.bin");
+MODULE_FIRMWARE("radeon/RS780_me.bin");
+MODULE_FIRMWARE("radeon/RV770_pfp.bin");
+MODULE_FIRMWARE("radeon/RV770_me.bin");
+MODULE_FIRMWARE("radeon/RV730_pfp.bin");
+MODULE_FIRMWARE("radeon/RV730_me.bin");
+MODULE_FIRMWARE("radeon/RV710_pfp.bin");
+MODULE_FIRMWARE("radeon/RV710_me.bin");
+
+
+int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
+			unsigned family, u32 *ib, int *l);
+void r600_cs_legacy_init(void);
+
 
 # define ATI_PCIGART_PAGE_SIZE		4096	/**< PCI GART page size */
 # define ATI_PCIGART_PAGE_MASK		(~(ATI_PCIGART_PAGE_SIZE-1))
@@ -275,11 +306,93 @@ static void r600_vm_init(struct drm_device *dev)
 	r600_vm_flush_gart_range(dev);
 }
 
-/* load r600 microcode */
+static int r600_cp_init_microcode(drm_radeon_private_t *dev_priv)
+{
+	struct platform_device *pdev;
+	const char *chip_name;
+	size_t pfp_req_size, me_req_size;
+	char fw_name[30];
+	int err;
+
+	pdev = platform_device_register_simple("r600_cp", 0, NULL, 0);
+	err = IS_ERR(pdev);
+	if (err) {
+		printk(KERN_ERR "r600_cp: Failed to register firmware\n");
+		return -EINVAL;
+	}
+
+	switch (dev_priv->flags & RADEON_FAMILY_MASK) {
+	case CHIP_R600:  chip_name = "R600";  break;
+	case CHIP_RV610: chip_name = "RV610"; break;
+	case CHIP_RV630: chip_name = "RV630"; break;
+	case CHIP_RV620: chip_name = "RV620"; break;
+	case CHIP_RV635: chip_name = "RV635"; break;
+	case CHIP_RV670: chip_name = "RV670"; break;
+	case CHIP_RS780:
+	case CHIP_RS880: chip_name = "RS780"; break;
+	case CHIP_RV770: chip_name = "RV770"; break;
+	case CHIP_RV730:
+	case CHIP_RV740: chip_name = "RV730"; break;
+	case CHIP_RV710: chip_name = "RV710"; break;
+	default:         BUG();
+	}
+
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770) {
+		pfp_req_size = R700_PFP_UCODE_SIZE * 4;
+		me_req_size = R700_PM4_UCODE_SIZE * 4;
+	} else {
+		pfp_req_size = PFP_UCODE_SIZE * 4;
+		me_req_size = PM4_UCODE_SIZE * 12;
+	}
+
+	DRM_INFO("Loading %s CP Microcode\n", chip_name);
+
+	snprintf(fw_name, sizeof(fw_name), "radeon/%s_pfp.bin", chip_name);
+	err = request_firmware(&dev_priv->pfp_fw, fw_name, &pdev->dev);
+	if (err)
+		goto out;
+	if (dev_priv->pfp_fw->size != pfp_req_size) {
+		printk(KERN_ERR
+		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
+		       dev_priv->pfp_fw->size, fw_name);
+		err = -EINVAL;
+		goto out;
+	}
+
+	snprintf(fw_name, sizeof(fw_name), "radeon/%s_me.bin", chip_name);
+	err = request_firmware(&dev_priv->me_fw, fw_name, &pdev->dev);
+	if (err)
+		goto out;
+	if (dev_priv->me_fw->size != me_req_size) {
+		printk(KERN_ERR
+		       "r600_cp: Bogus length %zu in firmware \"%s\"\n",
+		       dev_priv->me_fw->size, fw_name);
+		err = -EINVAL;
+	}
+out:
+	platform_device_unregister(pdev);
+
+	if (err) {
+		if (err != -EINVAL)
+			printk(KERN_ERR
+			       "r600_cp: Failed to load firmware \"%s\"\n",
+			       fw_name);
+		release_firmware(dev_priv->pfp_fw);
+		dev_priv->pfp_fw = NULL;
+		release_firmware(dev_priv->me_fw);
+		dev_priv->me_fw = NULL;
+	}
+	return err;
+}
+
 static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
 {
+	const __be32 *fw_data;
 	int i;
 
+	if (!dev_priv->me_fw || !dev_priv->pfp_fw)
+		return;
+
 	r600_do_cp_stop(dev_priv);
 
 	RADEON_WRITE(R600_CP_RB_CNTL,
@@ -292,115 +405,18 @@ static void r600_cp_load_microcode(drm_radeon_private_t *dev_priv)
 	DRM_UDELAY(15000);
 	RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
 
+	fw_data = (const __be32 *)dev_priv->me_fw->data;
 	RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
+	for (i = 0; i < PM4_UCODE_SIZE * 3; i++)
+		RADEON_WRITE(R600_CP_ME_RAM_DATA,
+			     be32_to_cpup(fw_data++));
 
-	if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R600)) {
-		DRM_INFO("Loading R600 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     R600_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     R600_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     R600_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading R600 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, R600_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV610)) {
-		DRM_INFO("Loading RV610 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV610_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV610_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV610_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV610 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV610_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV630)) {
-		DRM_INFO("Loading RV630 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV630_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV630_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV630_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV630 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV630_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV620)) {
-		DRM_INFO("Loading RV620 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV620_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV620_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV620_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV620 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV620_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV635)) {
-		DRM_INFO("Loading RV635 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV635_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV635_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV635_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV635 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV635_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV670)) {
-		DRM_INFO("Loading RV670 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV670_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV670_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RV670_cp_microcode[i][2]);
-		}
-
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV670 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV670_pfp_microcode[i]);
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS780) ||
-		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS880)) {
-		DRM_INFO("Loading RS780/RS880 CP Microcode\n");
-		for (i = 0; i < PM4_UCODE_SIZE; i++) {
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RS780_cp_microcode[i][0]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RS780_cp_microcode[i][1]);
-			RADEON_WRITE(R600_CP_ME_RAM_DATA,
-				     RS780_cp_microcode[i][2]);
-		}
+	fw_data = (const __be32 *)dev_priv->pfp_fw->data;
+	RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
+	for (i = 0; i < PFP_UCODE_SIZE; i++)
+		RADEON_WRITE(R600_CP_PFP_UCODE_DATA,
+			     be32_to_cpup(fw_data++));
 
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RS780/RS880 PFP Microcode\n");
-		for (i = 0; i < PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RS780_pfp_microcode[i]);
-	}
 	RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
 	RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
 	RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
@@ -459,11 +475,14 @@ static void r700_vm_init(struct drm_device *dev)
 	r600_vm_flush_gart_range(dev);
 }
 
-/* load r600 microcode */
 static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
 {
+	const __be32 *fw_data;
 	int i;
 
+	if (!dev_priv->me_fw || !dev_priv->pfp_fw)
+		return;
+
 	r600_do_cp_stop(dev_priv);
 
 	RADEON_WRITE(R600_CP_RB_CNTL,
@@ -476,48 +495,18 @@ static void r700_cp_load_microcode(drm_radeon_private_t *dev_priv)
 	DRM_UDELAY(15000);
 	RADEON_WRITE(R600_GRBM_SOFT_RESET, 0);
 
+	fw_data = (const __be32 *)dev_priv->pfp_fw->data;
+	RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
+	for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
+		RADEON_WRITE(R600_CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
+	RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
 
-	if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV770)) {
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV770/RV790 PFP Microcode\n");
-		for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV770_pfp_microcode[i]);
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
-		DRM_INFO("Loading RV770/RV790 CP Microcode\n");
-		for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_ME_RAM_DATA, RV770_cp_microcode[i]);
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
-
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV730) ||
-		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV740)) {
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV730/RV740 PFP Microcode\n");
-		for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV730_pfp_microcode[i]);
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
-		DRM_INFO("Loading RV730/RV740 CP Microcode\n");
-		for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_ME_RAM_DATA, RV730_cp_microcode[i]);
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
-
-	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV710)) {
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-		DRM_INFO("Loading RV710 PFP Microcode\n");
-		for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_PFP_UCODE_DATA, RV710_pfp_microcode[i]);
-		RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
-
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
-		DRM_INFO("Loading RV710 CP Microcode\n");
-		for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
-			RADEON_WRITE(R600_CP_ME_RAM_DATA, RV710_cp_microcode[i]);
-		RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
+	fw_data = (const __be32 *)dev_priv->me_fw->data;
+	RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
+	for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
+		RADEON_WRITE(R600_CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
+	RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
 
-	}
 	RADEON_WRITE(R600_CP_PFP_UCODE_ADDR, 0);
 	RADEON_WRITE(R600_CP_ME_RAM_WADDR, 0);
 	RADEON_WRITE(R600_CP_ME_RAM_RADDR, 0);
@@ -1874,6 +1863,8 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 
 	DRM_DEBUG("\n");
 
+	mutex_init(&dev_priv->cs_mutex);
+	r600_cs_legacy_init();
 	/* if we require new memory map but we don't have it fail */
 	if ((dev_priv->flags & RADEON_NEW_MEMMAP) && !dev_priv->new_memmap) {
 		DRM_ERROR("Cannot initialise DRM on this card\nThis card requires a new X.org DDX for 3D\n");
@@ -1905,7 +1896,7 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 	/* Enable vblank on CRTC1 for older X servers
 	 */
 	dev_priv->vblank_crtc = DRM_RADEON_VBLANK_CRTC1;
-
+	dev_priv->do_boxes = 0;
 	dev_priv->cp_mode = init->cp_mode;
 
 	/* We don't support anything other than bus-mastering ring mode,
@@ -1991,11 +1982,11 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 	} else
 #endif
 	{
-		dev_priv->cp_ring->handle = (void *)dev_priv->cp_ring->offset;
+		dev_priv->cp_ring->handle = (void *)(unsigned long)dev_priv->cp_ring->offset;
 		dev_priv->ring_rptr->handle =
-		    (void *)dev_priv->ring_rptr->offset;
+			(void *)(unsigned long)dev_priv->ring_rptr->offset;
 		dev->agp_buffer_map->handle =
-		    (void *)dev->agp_buffer_map->offset;
+			(void *)(unsigned long)dev->agp_buffer_map->offset;
 
 		DRM_DEBUG("dev_priv->cp_ring->handle %p\n",
 			  dev_priv->cp_ring->handle);
@@ -2147,6 +2138,14 @@ int r600_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 			r600_vm_init(dev);
 	}
 
+	if (!dev_priv->me_fw || !dev_priv->pfp_fw) {
+		int err = r600_cp_init_microcode(dev_priv);
+		if (err) {
+			DRM_ERROR("Failed to load firmware!\n");
+			r600_do_cleanup_cp(dev);
+			return err;
+		}
+	}
 	if (((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RV770))
 		r700_cp_load_microcode(dev_priv);
 	else
@@ -2291,3 +2290,239 @@ int r600_cp_dispatch_indirect(struct drm_device *dev,
 
 	return 0;
 }
+
+void r600_cp_dispatch_swap(struct drm_device *dev, struct drm_file *file_priv)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	struct drm_master *master = file_priv->master;
+	struct drm_radeon_master_private *master_priv = master->driver_priv;
+	drm_radeon_sarea_t *sarea_priv = master_priv->sarea_priv;
+	int nbox = sarea_priv->nbox;
+	struct drm_clip_rect *pbox = sarea_priv->boxes;
+	int i, cpp, src_pitch, dst_pitch;
+	uint64_t src, dst;
+	RING_LOCALS;
+	DRM_DEBUG("\n");
+
+	if (dev_priv->color_fmt == RADEON_COLOR_FORMAT_ARGB8888)
+		cpp = 4;
+	else
+		cpp = 2;
+
+	if (sarea_priv->pfCurrentPage == 0) {
+		src_pitch = dev_priv->back_pitch;
+		dst_pitch = dev_priv->front_pitch;
+		src = dev_priv->back_offset + dev_priv->fb_location;
+		dst = dev_priv->front_offset + dev_priv->fb_location;
+	} else {
+		src_pitch = dev_priv->front_pitch;
+		dst_pitch = dev_priv->back_pitch;
+		src = dev_priv->front_offset + dev_priv->fb_location;
+		dst = dev_priv->back_offset + dev_priv->fb_location;
+	}
+
+	if (r600_prepare_blit_copy(dev, file_priv)) {
+		DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
+		return;
+	}
+	for (i = 0; i < nbox; i++) {
+		int x = pbox[i].x1;
+		int y = pbox[i].y1;
+		int w = pbox[i].x2 - x;
+		int h = pbox[i].y2 - y;
+
+		DRM_DEBUG("%d,%d-%d,%d\n", x, y, w, h);
+
+		r600_blit_swap(dev,
+			       src, dst,
+			       x, y, x, y, w, h,
+			       src_pitch, dst_pitch, cpp);
+	}
+	r600_done_blit_copy(dev);
+
+	/* Increment the frame counter.  The client-side 3D driver must
+	 * throttle the framerate by waiting for this value before
+	 * performing the swapbuffer ioctl.
+	 */
+	sarea_priv->last_frame++;
+
+	BEGIN_RING(3);
+	R600_FRAME_AGE(sarea_priv->last_frame);
+	ADVANCE_RING();
+}
+
+int r600_cp_dispatch_texture(struct drm_device *dev,
+			     struct drm_file *file_priv,
+			     drm_radeon_texture_t *tex,
+			     drm_radeon_tex_image_t *image)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+	struct drm_buf *buf;
+	u32 *buffer;
+	const u8 __user *data;
+	int size, pass_size;
+	u64 src_offset, dst_offset;
+
+	if (!radeon_check_offset(dev_priv, tex->offset)) {
+		DRM_ERROR("Invalid destination offset\n");
+		return -EINVAL;
+	}
+
+	/* this might fail for zero-sized uploads - are those illegal? */
+	if (!radeon_check_offset(dev_priv, tex->offset + tex->height * tex->pitch - 1)) {
+		DRM_ERROR("Invalid final destination offset\n");
+		return -EINVAL;
+	}
+
+	size = tex->height * tex->pitch;
+
+	if (size == 0)
+		return 0;
+
+	dst_offset = tex->offset;
+
+	if (r600_prepare_blit_copy(dev, file_priv)) {
+		DRM_ERROR("unable to allocate vertex buffer for swap buffer\n");
+		return -EAGAIN;
+	}
+	do {
+		data = (const u8 __user *)image->data;
+		pass_size = size;
+
+		buf = radeon_freelist_get(dev);
+		if (!buf) {
+			DRM_DEBUG("EAGAIN\n");
+			if (DRM_COPY_TO_USER(tex->image, image, sizeof(*image)))
+				return -EFAULT;
+			return -EAGAIN;
+		}
+
+		if (pass_size > buf->total)
+			pass_size = buf->total;
+
+		/* Dispatch the indirect buffer.
+		 */
+		buffer =
+		    (u32 *) ((char *)dev->agp_buffer_map->handle + buf->offset);
+
+		if (DRM_COPY_FROM_USER(buffer, data, pass_size)) {
+			DRM_ERROR("EFAULT on pad, %d bytes\n", pass_size);
+			return -EFAULT;
+		}
+
+		buf->file_priv = file_priv;
+		buf->used = pass_size;
+		src_offset = dev_priv->gart_buffers_offset + buf->offset;
+
+		r600_blit_copy(dev, src_offset, dst_offset, pass_size);
+
+		radeon_cp_discard_buffer(dev, file_priv->master, buf);
+
+		/* Update the input parameters for next time */
+		image->data = (const u8 __user *)image->data + pass_size;
+		dst_offset += pass_size;
+		size -= pass_size;
+	} while (size > 0);
+	r600_done_blit_copy(dev);
+
+	return 0;
+}
+
+/*
+ * Legacy cs ioctl
+ */
+static u32 radeon_cs_id_get(struct drm_radeon_private *radeon)
+{
+	/* FIXME: check if wrap affect last reported wrap & sequence */
+	radeon->cs_id_scnt = (radeon->cs_id_scnt + 1) & 0x00FFFFFF;
+	if (!radeon->cs_id_scnt) {
+		/* increment wrap counter */
+		radeon->cs_id_wcnt += 0x01000000;
+		/* valid sequence counter start at 1 */
+		radeon->cs_id_scnt = 1;
+	}
+	return (radeon->cs_id_scnt | radeon->cs_id_wcnt);
+}
+
+static void r600_cs_id_emit(drm_radeon_private_t *dev_priv, u32 *id)
+{
+	RING_LOCALS;
+
+	*id = radeon_cs_id_get(dev_priv);
+
+	/* SCRATCH 2 */
+	BEGIN_RING(3);
+	R600_CLEAR_AGE(*id);
+	ADVANCE_RING();
+	COMMIT_RING();
+}
+
+static int r600_ib_get(struct drm_device *dev,
+			struct drm_file *fpriv,
+			struct drm_buf **buffer)
+{
+	struct drm_buf *buf;
+
+	*buffer = NULL;
+	buf = radeon_freelist_get(dev);
+	if (!buf) {
+		return -EBUSY;
+	}
+	buf->file_priv = fpriv;
+	*buffer = buf;
+	return 0;
+}
+
+static void r600_ib_free(struct drm_device *dev, struct drm_buf *buf,
+			struct drm_file *fpriv, int l, int r)
+{
+	drm_radeon_private_t *dev_priv = dev->dev_private;
+
+	if (buf) {
+		if (!r)
+			r600_cp_dispatch_indirect(dev, buf, 0, l * 4);
+		radeon_cp_discard_buffer(dev, fpriv->master, buf);
+		COMMIT_RING();
+	}
+}
+
+int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fpriv)
+{
+	struct drm_radeon_private *dev_priv = dev->dev_private;
+	struct drm_radeon_cs *cs = data;
+	struct drm_buf *buf;
+	unsigned family;
+	int l, r = 0;
+	u32 *ib, cs_id = 0;
+
+	if (dev_priv == NULL) {
+		DRM_ERROR("called with no initialization\n");
+		return -EINVAL;
+	}
+	family = dev_priv->flags & RADEON_FAMILY_MASK;
+	if (family < CHIP_R600) {
+		DRM_ERROR("cs ioctl valid only for R6XX & R7XX in legacy mode\n");
+		return -EINVAL;
+	}
+	mutex_lock(&dev_priv->cs_mutex);
+	/* get ib */
+	r = r600_ib_get(dev, fpriv, &buf);
+	if (r) {
+		DRM_ERROR("ib_get failed\n");
+		goto out;
+	}
+	ib = dev->agp_buffer_map->handle + buf->offset;
+	/* now parse command stream */
+	r = r600_cs_legacy(dev, data,  fpriv, family, ib, &l);
+	if (r) {
+		goto out;
+	}
+
+out:
+	r600_ib_free(dev, buf, fpriv, l, r);
+	/* emit cs id sequence */
+	r600_cs_id_emit(dev_priv, &cs_id);
+	cs->cs_id = cs_id;
+	mutex_unlock(&dev_priv->cs_mutex);
+	return r;
+}
diff --git a/drivers/gpu/drm/radeon/r600_cs.c b/drivers/gpu/drm/radeon/r600_cs.c
new file mode 100644
index 000000000000..0d820764f340
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600_cs.c
@@ -0,0 +1,801 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#include "drmP.h"
+#include "radeon.h"
+#include "r600d.h"
+
+static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p,
+					struct radeon_cs_reloc **cs_reloc);
+static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
+					struct radeon_cs_reloc **cs_reloc);
+typedef int (*next_reloc_t)(struct radeon_cs_parser*, struct radeon_cs_reloc**);
+static next_reloc_t r600_cs_packet_next_reloc = &r600_cs_packet_next_reloc_mm;
+
+/**
+ * r600_cs_packet_parse() - parse cp packet and point ib index to next packet
+ * @parser:	parser structure holding parsing context.
+ * @pkt:	where to store packet informations
+ *
+ * Assume that chunk_ib_index is properly set. Will return -EINVAL
+ * if packet is bigger than remaining ib size. or if packets is unknown.
+ **/
+int r600_cs_packet_parse(struct radeon_cs_parser *p,
+			struct radeon_cs_packet *pkt,
+			unsigned idx)
+{
+	struct radeon_cs_chunk *ib_chunk = &p->chunks[p->chunk_ib_idx];
+	uint32_t header;
+
+	if (idx >= ib_chunk->length_dw) {
+		DRM_ERROR("Can not parse packet at %d after CS end %d !\n",
+			  idx, ib_chunk->length_dw);
+		return -EINVAL;
+	}
+	header = radeon_get_ib_value(p, idx);
+	pkt->idx = idx;
+	pkt->type = CP_PACKET_GET_TYPE(header);
+	pkt->count = CP_PACKET_GET_COUNT(header);
+	pkt->one_reg_wr = 0;
+	switch (pkt->type) {
+	case PACKET_TYPE0:
+		pkt->reg = CP_PACKET0_GET_REG(header);
+		break;
+	case PACKET_TYPE3:
+		pkt->opcode = CP_PACKET3_GET_OPCODE(header);
+		break;
+	case PACKET_TYPE2:
+		pkt->count = -1;
+		break;
+	default:
+		DRM_ERROR("Unknown packet type %d at %d !\n", pkt->type, idx);
+		return -EINVAL;
+	}
+	if ((pkt->count + 1 + pkt->idx) >= ib_chunk->length_dw) {
+		DRM_ERROR("Packet (%d:%d:%d) end after CS buffer (%d) !\n",
+			  pkt->idx, pkt->type, pkt->count, ib_chunk->length_dw);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+/**
+ * r600_cs_packet_next_reloc_mm() - parse next packet which should be reloc packet3
+ * @parser:		parser structure holding parsing context.
+ * @data:		pointer to relocation data
+ * @offset_start:	starting offset
+ * @offset_mask:	offset mask (to align start offset on)
+ * @reloc:		reloc informations
+ *
+ * Check next packet is relocation packet3, do bo validation and compute
+ * GPU offset using the provided start.
+ **/
+static int r600_cs_packet_next_reloc_mm(struct radeon_cs_parser *p,
+					struct radeon_cs_reloc **cs_reloc)
+{
+	struct radeon_cs_chunk *relocs_chunk;
+	struct radeon_cs_packet p3reloc;
+	unsigned idx;
+	int r;
+
+	if (p->chunk_relocs_idx == -1) {
+		DRM_ERROR("No relocation chunk !\n");
+		return -EINVAL;
+	}
+	*cs_reloc = NULL;
+	relocs_chunk = &p->chunks[p->chunk_relocs_idx];
+	r = r600_cs_packet_parse(p, &p3reloc, p->idx);
+	if (r) {
+		return r;
+	}
+	p->idx += p3reloc.count + 2;
+	if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
+		DRM_ERROR("No packet3 for relocation for packet at %d.\n",
+			  p3reloc.idx);
+		return -EINVAL;
+	}
+	idx = radeon_get_ib_value(p, p3reloc.idx + 1);
+	if (idx >= relocs_chunk->length_dw) {
+		DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
+			  idx, relocs_chunk->length_dw);
+		return -EINVAL;
+	}
+	/* FIXME: we assume reloc size is 4 dwords */
+	*cs_reloc = p->relocs_ptr[(idx / 4)];
+	return 0;
+}
+
+/**
+ * r600_cs_packet_next_reloc_nomm() - parse next packet which should be reloc packet3
+ * @parser:		parser structure holding parsing context.
+ * @data:		pointer to relocation data
+ * @offset_start:	starting offset
+ * @offset_mask:	offset mask (to align start offset on)
+ * @reloc:		reloc informations
+ *
+ * Check next packet is relocation packet3, do bo validation and compute
+ * GPU offset using the provided start.
+ **/
+static int r600_cs_packet_next_reloc_nomm(struct radeon_cs_parser *p,
+					struct radeon_cs_reloc **cs_reloc)
+{
+	struct radeon_cs_chunk *relocs_chunk;
+	struct radeon_cs_packet p3reloc;
+	unsigned idx;
+	int r;
+
+	if (p->chunk_relocs_idx == -1) {
+		DRM_ERROR("No relocation chunk !\n");
+		return -EINVAL;
+	}
+	*cs_reloc = NULL;
+	relocs_chunk = &p->chunks[p->chunk_relocs_idx];
+	r = r600_cs_packet_parse(p, &p3reloc, p->idx);
+	if (r) {
+		return r;
+	}
+	p->idx += p3reloc.count + 2;
+	if (p3reloc.type != PACKET_TYPE3 || p3reloc.opcode != PACKET3_NOP) {
+		DRM_ERROR("No packet3 for relocation for packet at %d.\n",
+			  p3reloc.idx);
+		return -EINVAL;
+	}
+	idx = radeon_get_ib_value(p, p3reloc.idx + 1);
+	if (idx >= relocs_chunk->length_dw) {
+		DRM_ERROR("Relocs at %d after relocations chunk end %d !\n",
+			  idx, relocs_chunk->length_dw);
+		return -EINVAL;
+	}
+	*cs_reloc = &p->relocs[0];
+	(*cs_reloc)->lobj.gpu_offset = (u64)relocs_chunk->kdata[idx + 3] << 32;
+	(*cs_reloc)->lobj.gpu_offset |= relocs_chunk->kdata[idx + 0];
+	return 0;
+}
+
+/**
+ * r600_cs_packet_next_vline() - parse userspace VLINE packet
+ * @parser:		parser structure holding parsing context.
+ *
+ * Userspace sends a special sequence for VLINE waits.
+ * PACKET0 - VLINE_START_END + value
+ * PACKET3 - WAIT_REG_MEM poll vline status reg
+ * RELOC (P3) - crtc_id in reloc.
+ *
+ * This function parses this and relocates the VLINE START END
+ * and WAIT_REG_MEM packets to the correct crtc.
+ * It also detects a switched off crtc and nulls out the
+ * wait in that case.
+ */
+static int r600_cs_packet_parse_vline(struct radeon_cs_parser *p)
+{
+	struct drm_mode_object *obj;
+	struct drm_crtc *crtc;
+	struct radeon_crtc *radeon_crtc;
+	struct radeon_cs_packet p3reloc, wait_reg_mem;
+	int crtc_id;
+	int r;
+	uint32_t header, h_idx, reg, wait_reg_mem_info;
+	volatile uint32_t *ib;
+
+	ib = p->ib->ptr;
+
+	/* parse the WAIT_REG_MEM */
+	r = r600_cs_packet_parse(p, &wait_reg_mem, p->idx);
+	if (r)
+		return r;
+
+	/* check its a WAIT_REG_MEM */
+	if (wait_reg_mem.type != PACKET_TYPE3 ||
+	    wait_reg_mem.opcode != PACKET3_WAIT_REG_MEM) {
+		DRM_ERROR("vline wait missing WAIT_REG_MEM segment\n");
+		r = -EINVAL;
+		return r;
+	}
+
+	wait_reg_mem_info = radeon_get_ib_value(p, wait_reg_mem.idx + 1);
+	/* bit 4 is reg (0) or mem (1) */
+	if (wait_reg_mem_info & 0x10) {
+		DRM_ERROR("vline WAIT_REG_MEM waiting on MEM rather than REG\n");
+		r = -EINVAL;
+		return r;
+	}
+	/* waiting for value to be equal */
+	if ((wait_reg_mem_info & 0x7) != 0x3) {
+		DRM_ERROR("vline WAIT_REG_MEM function not equal\n");
+		r = -EINVAL;
+		return r;
+	}
+	if ((radeon_get_ib_value(p, wait_reg_mem.idx + 2) << 2) != AVIVO_D1MODE_VLINE_STATUS) {
+		DRM_ERROR("vline WAIT_REG_MEM bad reg\n");
+		r = -EINVAL;
+		return r;
+	}
+
+	if (radeon_get_ib_value(p, wait_reg_mem.idx + 5) != AVIVO_D1MODE_VLINE_STAT) {
+		DRM_ERROR("vline WAIT_REG_MEM bad bit mask\n");
+		r = -EINVAL;
+		return r;
+	}
+
+	/* jump over the NOP */
+	r = r600_cs_packet_parse(p, &p3reloc, p->idx + wait_reg_mem.count + 2);
+	if (r)
+		return r;
+
+	h_idx = p->idx - 2;
+	p->idx += wait_reg_mem.count + 2;
+	p->idx += p3reloc.count + 2;
+
+	header = radeon_get_ib_value(p, h_idx);
+	crtc_id = radeon_get_ib_value(p, h_idx + 2 + 7 + 1);
+	reg = CP_PACKET0_GET_REG(header);
+	mutex_lock(&p->rdev->ddev->mode_config.mutex);
+	obj = drm_mode_object_find(p->rdev->ddev, crtc_id, DRM_MODE_OBJECT_CRTC);
+	if (!obj) {
+		DRM_ERROR("cannot find crtc %d\n", crtc_id);
+		r = -EINVAL;
+		goto out;
+	}
+	crtc = obj_to_crtc(obj);
+	radeon_crtc = to_radeon_crtc(crtc);
+	crtc_id = radeon_crtc->crtc_id;
+
+	if (!crtc->enabled) {
+		/* if the CRTC isn't enabled - we need to nop out the WAIT_REG_MEM */
+		ib[h_idx + 2] = PACKET2(0);
+		ib[h_idx + 3] = PACKET2(0);
+		ib[h_idx + 4] = PACKET2(0);
+		ib[h_idx + 5] = PACKET2(0);
+		ib[h_idx + 6] = PACKET2(0);
+		ib[h_idx + 7] = PACKET2(0);
+		ib[h_idx + 8] = PACKET2(0);
+	} else if (crtc_id == 1) {
+		switch (reg) {
+		case AVIVO_D1MODE_VLINE_START_END:
+			header &= ~R600_CP_PACKET0_REG_MASK;
+			header |= AVIVO_D2MODE_VLINE_START_END >> 2;
+			break;
+		default:
+			DRM_ERROR("unknown crtc reloc\n");
+			r = -EINVAL;
+			goto out;
+		}
+		ib[h_idx] = header;
+		ib[h_idx + 4] = AVIVO_D2MODE_VLINE_STATUS >> 2;
+	}
+out:
+	mutex_unlock(&p->rdev->ddev->mode_config.mutex);
+	return r;
+}
+
+static int r600_packet0_check(struct radeon_cs_parser *p,
+				struct radeon_cs_packet *pkt,
+				unsigned idx, unsigned reg)
+{
+	int r;
+
+	switch (reg) {
+	case AVIVO_D1MODE_VLINE_START_END:
+		r = r600_cs_packet_parse_vline(p);
+		if (r) {
+			DRM_ERROR("No reloc for ib[%d]=0x%04X\n",
+					idx, reg);
+			return r;
+		}
+		break;
+	default:
+		printk(KERN_ERR "Forbidden register 0x%04X in cs at %d\n",
+		       reg, idx);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static int r600_cs_parse_packet0(struct radeon_cs_parser *p,
+				struct radeon_cs_packet *pkt)
+{
+	unsigned reg, i;
+	unsigned idx;
+	int r;
+
+	idx = pkt->idx + 1;
+	reg = pkt->reg;
+	for (i = 0; i <= pkt->count; i++, idx++, reg += 4) {
+		r = r600_packet0_check(p, pkt, idx, reg);
+		if (r) {
+			return r;
+		}
+	}
+	return 0;
+}
+
+static int r600_packet3_check(struct radeon_cs_parser *p,
+				struct radeon_cs_packet *pkt)
+{
+	struct radeon_cs_reloc *reloc;
+	volatile u32 *ib;
+	unsigned idx;
+	unsigned i;
+	unsigned start_reg, end_reg, reg;
+	int r;
+	u32 idx_value;
+
+	ib = p->ib->ptr;
+	idx = pkt->idx + 1;
+	idx_value = radeon_get_ib_value(p, idx);
+
+	switch (pkt->opcode) {
+	case PACKET3_START_3D_CMDBUF:
+		if (p->family >= CHIP_RV770 || pkt->count) {
+			DRM_ERROR("bad START_3D\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_CONTEXT_CONTROL:
+		if (pkt->count != 1) {
+			DRM_ERROR("bad CONTEXT_CONTROL\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_INDEX_TYPE:
+	case PACKET3_NUM_INSTANCES:
+		if (pkt->count) {
+			DRM_ERROR("bad INDEX_TYPE/NUM_INSTANCES\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_DRAW_INDEX:
+		if (pkt->count != 3) {
+			DRM_ERROR("bad DRAW_INDEX\n");
+			return -EINVAL;
+		}
+		r = r600_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("bad DRAW_INDEX\n");
+			return -EINVAL;
+		}
+		ib[idx+0] = idx_value + (u32)(reloc->lobj.gpu_offset & 0xffffffff);
+		ib[idx+1] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
+		break;
+	case PACKET3_DRAW_INDEX_AUTO:
+		if (pkt->count != 1) {
+			DRM_ERROR("bad DRAW_INDEX_AUTO\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_DRAW_INDEX_IMMD_BE:
+	case PACKET3_DRAW_INDEX_IMMD:
+		if (pkt->count < 2) {
+			DRM_ERROR("bad DRAW_INDEX_IMMD\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_WAIT_REG_MEM:
+		if (pkt->count != 5) {
+			DRM_ERROR("bad WAIT_REG_MEM\n");
+			return -EINVAL;
+		}
+		/* bit 4 is reg (0) or mem (1) */
+		if (idx_value & 0x10) {
+			r = r600_cs_packet_next_reloc(p, &reloc);
+			if (r) {
+				DRM_ERROR("bad WAIT_REG_MEM\n");
+				return -EINVAL;
+			}
+			ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
+			ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
+		}
+		break;
+	case PACKET3_SURFACE_SYNC:
+		if (pkt->count != 3) {
+			DRM_ERROR("bad SURFACE_SYNC\n");
+			return -EINVAL;
+		}
+		/* 0xffffffff/0x0 is flush all cache flag */
+		if (radeon_get_ib_value(p, idx + 1) != 0xffffffff ||
+		    radeon_get_ib_value(p, idx + 2) != 0) {
+			r = r600_cs_packet_next_reloc(p, &reloc);
+			if (r) {
+				DRM_ERROR("bad SURFACE_SYNC\n");
+				return -EINVAL;
+			}
+			ib[idx+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+		}
+		break;
+	case PACKET3_EVENT_WRITE:
+		if (pkt->count != 2 && pkt->count != 0) {
+			DRM_ERROR("bad EVENT_WRITE\n");
+			return -EINVAL;
+		}
+		if (pkt->count) {
+			r = r600_cs_packet_next_reloc(p, &reloc);
+			if (r) {
+				DRM_ERROR("bad EVENT_WRITE\n");
+				return -EINVAL;
+			}
+			ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
+			ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
+		}
+		break;
+	case PACKET3_EVENT_WRITE_EOP:
+		if (pkt->count != 4) {
+			DRM_ERROR("bad EVENT_WRITE_EOP\n");
+			return -EINVAL;
+		}
+		r = r600_cs_packet_next_reloc(p, &reloc);
+		if (r) {
+			DRM_ERROR("bad EVENT_WRITE\n");
+			return -EINVAL;
+		}
+		ib[idx+1] += (u32)(reloc->lobj.gpu_offset & 0xffffffff);
+		ib[idx+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
+		break;
+	case PACKET3_SET_CONFIG_REG:
+		start_reg = (idx_value << 2) + PACKET3_SET_CONFIG_REG_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_CONFIG_REG_OFFSET) ||
+		    (start_reg >= PACKET3_SET_CONFIG_REG_END) ||
+		    (end_reg >= PACKET3_SET_CONFIG_REG_END)) {
+			DRM_ERROR("bad PACKET3_SET_CONFIG_REG\n");
+			return -EINVAL;
+		}
+		for (i = 0; i < pkt->count; i++) {
+			reg = start_reg + (4 * i);
+			switch (reg) {
+			case SQ_ESGS_RING_BASE:
+			case SQ_GSVS_RING_BASE:
+			case SQ_ESTMP_RING_BASE:
+			case SQ_GSTMP_RING_BASE:
+			case SQ_VSTMP_RING_BASE:
+			case SQ_PSTMP_RING_BASE:
+			case SQ_FBUF_RING_BASE:
+			case SQ_REDUC_RING_BASE:
+			case SX_MEMORY_EXPORT_BASE:
+				r = r600_cs_packet_next_reloc(p, &reloc);
+				if (r) {
+					DRM_ERROR("bad SET_CONFIG_REG "
+							"0x%04X\n", reg);
+					return -EINVAL;
+				}
+				ib[idx+1+i] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+				break;
+			case CP_COHER_BASE:
+				/* use PACKET3_SURFACE_SYNC */
+				return -EINVAL;
+			default:
+				break;
+			}
+		}
+		break;
+	case PACKET3_SET_CONTEXT_REG:
+		start_reg = (idx_value << 2) + PACKET3_SET_CONTEXT_REG_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_CONTEXT_REG_OFFSET) ||
+		    (start_reg >= PACKET3_SET_CONTEXT_REG_END) ||
+		    (end_reg >= PACKET3_SET_CONTEXT_REG_END)) {
+			DRM_ERROR("bad PACKET3_SET_CONTEXT_REG\n");
+			return -EINVAL;
+		}
+		for (i = 0; i < pkt->count; i++) {
+			reg = start_reg + (4 * i);
+			switch (reg) {
+			case DB_DEPTH_BASE:
+			case DB_HTILE_DATA_BASE:
+			case CB_COLOR0_BASE:
+			case CB_COLOR1_BASE:
+			case CB_COLOR2_BASE:
+			case CB_COLOR3_BASE:
+			case CB_COLOR4_BASE:
+			case CB_COLOR5_BASE:
+			case CB_COLOR6_BASE:
+			case CB_COLOR7_BASE:
+			case SQ_PGM_START_FS:
+			case SQ_PGM_START_ES:
+			case SQ_PGM_START_VS:
+			case SQ_PGM_START_GS:
+			case SQ_PGM_START_PS:
+				r = r600_cs_packet_next_reloc(p, &reloc);
+				if (r) {
+					DRM_ERROR("bad SET_CONTEXT_REG "
+							"0x%04X\n", reg);
+					return -EINVAL;
+				}
+				ib[idx+1+i] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+				break;
+			case VGT_DMA_BASE:
+			case VGT_DMA_BASE_HI:
+				/* These should be handled by DRAW_INDEX packet 3 */
+			case VGT_STRMOUT_BASE_OFFSET_0:
+			case VGT_STRMOUT_BASE_OFFSET_1:
+			case VGT_STRMOUT_BASE_OFFSET_2:
+			case VGT_STRMOUT_BASE_OFFSET_3:
+			case VGT_STRMOUT_BASE_OFFSET_HI_0:
+			case VGT_STRMOUT_BASE_OFFSET_HI_1:
+			case VGT_STRMOUT_BASE_OFFSET_HI_2:
+			case VGT_STRMOUT_BASE_OFFSET_HI_3:
+			case VGT_STRMOUT_BUFFER_BASE_0:
+			case VGT_STRMOUT_BUFFER_BASE_1:
+			case VGT_STRMOUT_BUFFER_BASE_2:
+			case VGT_STRMOUT_BUFFER_BASE_3:
+			case VGT_STRMOUT_BUFFER_OFFSET_0:
+			case VGT_STRMOUT_BUFFER_OFFSET_1:
+			case VGT_STRMOUT_BUFFER_OFFSET_2:
+			case VGT_STRMOUT_BUFFER_OFFSET_3:
+				/* These should be handled by STRMOUT_BUFFER packet 3 */
+				DRM_ERROR("bad context reg: 0x%08x\n", reg);
+				return -EINVAL;
+			default:
+				break;
+			}
+		}
+		break;
+	case PACKET3_SET_RESOURCE:
+		if (pkt->count % 7) {
+			DRM_ERROR("bad SET_RESOURCE\n");
+			return -EINVAL;
+		}
+		start_reg = (idx_value << 2) + PACKET3_SET_RESOURCE_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_RESOURCE_OFFSET) ||
+		    (start_reg >= PACKET3_SET_RESOURCE_END) ||
+		    (end_reg >= PACKET3_SET_RESOURCE_END)) {
+			DRM_ERROR("bad SET_RESOURCE\n");
+			return -EINVAL;
+		}
+		for (i = 0; i < (pkt->count / 7); i++) {
+			switch (G__SQ_VTX_CONSTANT_TYPE(radeon_get_ib_value(p, idx+(i*7)+6+1))) {
+			case SQ_TEX_VTX_VALID_TEXTURE:
+				/* tex base */
+				r = r600_cs_packet_next_reloc(p, &reloc);
+				if (r) {
+					DRM_ERROR("bad SET_RESOURCE\n");
+					return -EINVAL;
+				}
+				ib[idx+1+(i*7)+2] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+				/* tex mip base */
+				r = r600_cs_packet_next_reloc(p, &reloc);
+				if (r) {
+					DRM_ERROR("bad SET_RESOURCE\n");
+					return -EINVAL;
+				}
+				ib[idx+1+(i*7)+3] += (u32)((reloc->lobj.gpu_offset >> 8) & 0xffffffff);
+				break;
+			case SQ_TEX_VTX_VALID_BUFFER:
+				/* vtx base */
+				r = r600_cs_packet_next_reloc(p, &reloc);
+				if (r) {
+					DRM_ERROR("bad SET_RESOURCE\n");
+					return -EINVAL;
+				}
+				ib[idx+1+(i*7)+0] += (u32)((reloc->lobj.gpu_offset) & 0xffffffff);
+				ib[idx+1+(i*7)+2] += upper_32_bits(reloc->lobj.gpu_offset) & 0xff;
+				break;
+			case SQ_TEX_VTX_INVALID_TEXTURE:
+			case SQ_TEX_VTX_INVALID_BUFFER:
+			default:
+				DRM_ERROR("bad SET_RESOURCE\n");
+				return -EINVAL;
+			}
+		}
+		break;
+	case PACKET3_SET_ALU_CONST:
+		start_reg = (idx_value << 2) + PACKET3_SET_ALU_CONST_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_ALU_CONST_OFFSET) ||
+		    (start_reg >= PACKET3_SET_ALU_CONST_END) ||
+		    (end_reg >= PACKET3_SET_ALU_CONST_END)) {
+			DRM_ERROR("bad SET_ALU_CONST\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_SET_BOOL_CONST:
+		start_reg = (idx_value << 2) + PACKET3_SET_BOOL_CONST_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_BOOL_CONST_OFFSET) ||
+		    (start_reg >= PACKET3_SET_BOOL_CONST_END) ||
+		    (end_reg >= PACKET3_SET_BOOL_CONST_END)) {
+			DRM_ERROR("bad SET_BOOL_CONST\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_SET_LOOP_CONST:
+		start_reg = (idx_value << 2) + PACKET3_SET_LOOP_CONST_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_LOOP_CONST_OFFSET) ||
+		    (start_reg >= PACKET3_SET_LOOP_CONST_END) ||
+		    (end_reg >= PACKET3_SET_LOOP_CONST_END)) {
+			DRM_ERROR("bad SET_LOOP_CONST\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_SET_CTL_CONST:
+		start_reg = (idx_value << 2) + PACKET3_SET_CTL_CONST_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_CTL_CONST_OFFSET) ||
+		    (start_reg >= PACKET3_SET_CTL_CONST_END) ||
+		    (end_reg >= PACKET3_SET_CTL_CONST_END)) {
+			DRM_ERROR("bad SET_CTL_CONST\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_SET_SAMPLER:
+		if (pkt->count % 3) {
+			DRM_ERROR("bad SET_SAMPLER\n");
+			return -EINVAL;
+		}
+		start_reg = (idx_value << 2) + PACKET3_SET_SAMPLER_OFFSET;
+		end_reg = 4 * pkt->count + start_reg - 4;
+		if ((start_reg < PACKET3_SET_SAMPLER_OFFSET) ||
+		    (start_reg >= PACKET3_SET_SAMPLER_END) ||
+		    (end_reg >= PACKET3_SET_SAMPLER_END)) {
+			DRM_ERROR("bad SET_SAMPLER\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_SURFACE_BASE_UPDATE:
+		if (p->family >= CHIP_RV770 || p->family == CHIP_R600) {
+			DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
+			return -EINVAL;
+		}
+		if (pkt->count) {
+			DRM_ERROR("bad SURFACE_BASE_UPDATE\n");
+			return -EINVAL;
+		}
+		break;
+	case PACKET3_NOP:
+		break;
+	default:
+		DRM_ERROR("Packet3 opcode %x not supported\n", pkt->opcode);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+int r600_cs_parse(struct radeon_cs_parser *p)
+{
+	struct radeon_cs_packet pkt;
+	int r;
+
+	do {
+		r = r600_cs_packet_parse(p, &pkt, p->idx);
+		if (r) {
+			return r;
+		}
+		p->idx += pkt.count + 2;
+		switch (pkt.type) {
+		case PACKET_TYPE0:
+			r = r600_cs_parse_packet0(p, &pkt);
+			break;
+		case PACKET_TYPE2:
+			break;
+		case PACKET_TYPE3:
+			r = r600_packet3_check(p, &pkt);
+			break;
+		default:
+			DRM_ERROR("Unknown packet type %d !\n", pkt.type);
+			return -EINVAL;
+		}
+		if (r) {
+			return r;
+		}
+	} while (p->idx < p->chunks[p->chunk_ib_idx].length_dw);
+#if 0
+	for (r = 0; r < p->ib->length_dw; r++) {
+		printk(KERN_INFO "%05d  0x%08X\n", r, p->ib->ptr[r]);
+		mdelay(1);
+	}
+#endif
+	return 0;
+}
+
+static int r600_cs_parser_relocs_legacy(struct radeon_cs_parser *p)
+{
+	if (p->chunk_relocs_idx == -1) {
+		return 0;
+	}
+	p->relocs = kcalloc(1, sizeof(struct radeon_cs_reloc), GFP_KERNEL);
+	if (p->relocs == NULL) {
+		return -ENOMEM;
+	}
+	return 0;
+}
+
+/**
+ * cs_parser_fini() - clean parser states
+ * @parser:	parser structure holding parsing context.
+ * @error:	error number
+ *
+ * If error is set than unvalidate buffer, otherwise just free memory
+ * used by parsing context.
+ **/
+static void r600_cs_parser_fini(struct radeon_cs_parser *parser, int error)
+{
+	unsigned i;
+
+	kfree(parser->relocs);
+	for (i = 0; i < parser->nchunks; i++) {
+		kfree(parser->chunks[i].kdata);
+		kfree(parser->chunks[i].kpage[0]);
+		kfree(parser->chunks[i].kpage[1]);
+	}
+	kfree(parser->chunks);
+	kfree(parser->chunks_array);
+}
+
+int r600_cs_legacy(struct drm_device *dev, void *data, struct drm_file *filp,
+			unsigned family, u32 *ib, int *l)
+{
+	struct radeon_cs_parser parser;
+	struct radeon_cs_chunk *ib_chunk;
+	struct radeon_ib	fake_ib;
+	int r;
+
+	/* initialize parser */
+	memset(&parser, 0, sizeof(struct radeon_cs_parser));
+	parser.filp = filp;
+	parser.rdev = NULL;
+	parser.family = family;
+	parser.ib = &fake_ib;
+	fake_ib.ptr = ib;
+	r = radeon_cs_parser_init(&parser, data);
+	if (r) {
+		DRM_ERROR("Failed to initialize parser !\n");
+		r600_cs_parser_fini(&parser, r);
+		return r;
+	}
+	r = r600_cs_parser_relocs_legacy(&parser);
+	if (r) {
+		DRM_ERROR("Failed to parse relocation !\n");
+		r600_cs_parser_fini(&parser, r);
+		return r;
+	}
+	/* Copy the packet into the IB, the parser will read from the
+	 * input memory (cached) and write to the IB (which can be
+	 * uncached). */
+	ib_chunk = &parser.chunks[parser.chunk_ib_idx];
+	parser.ib->length_dw = ib_chunk->length_dw;
+	*l = parser.ib->length_dw;
+	r = r600_cs_parse(&parser);
+	if (r) {
+		DRM_ERROR("Invalid command stream !\n");
+		r600_cs_parser_fini(&parser, r);
+		return r;
+	}
+	r = radeon_cs_finish_pages(&parser);
+	if (r) {
+		DRM_ERROR("Invalid command stream !\n");
+		r600_cs_parser_fini(&parser, r);
+		return r;
+	}
+	r600_cs_parser_fini(&parser, r);
+	return r;
+}
+
+void r600_cs_legacy_init(void)
+{
+	r600_cs_packet_next_reloc = &r600_cs_packet_next_reloc_nomm;
+}
diff --git a/drivers/gpu/drm/radeon/r600_microcode.h b/drivers/gpu/drm/radeon/r600_microcode.h
deleted file mode 100644
index 778c8b4b2fd9..000000000000
--- a/drivers/gpu/drm/radeon/r600_microcode.h
+++ /dev/null
@@ -1,23297 +0,0 @@
-/*
- * Copyright 2008-2009 Advanced Micro Devices, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#ifndef R600_MICROCODE_H
-#define R600_MICROCODE_H
-
-static const int ME_JUMP_TABLE_START = 1764;
-static const int ME_JUMP_TABLE_END   = 1792;
-
-#define PFP_UCODE_SIZE 576
-#define PM4_UCODE_SIZE 1792
-#define R700_PFP_UCODE_SIZE 848
-#define R700_PM4_UCODE_SIZE 1360
-
-static const u32 R600_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x614 },
-    { 0x00000000, 0x00600000, 0x5b2 },
-    { 0x00000000, 0x00600000, 0x5c5 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000020, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000031, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000021, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x0000001d, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x0000001d, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000030, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x00000010, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000030, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000032, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x0000002d, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x080 },
-    { 0x0000002e, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x081 },
-    { 0x00000000, 0x00400000, 0x087 },
-    { 0x0000002d, 0x00203623, 0x000 },
-    { 0x0000002e, 0x00203624, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x087 },
-    { 0x00000000, 0x00600000, 0x5ed },
-    { 0x00000000, 0x00600000, 0x5e1 },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08a },
-    { 0x00000018, 0xc0403620, 0x090 },
-    { 0x00000000, 0x2ee00000, 0x08e },
-    { 0x00000000, 0x2ce00000, 0x08d },
-    { 0x00000002, 0x00400e2d, 0x08f },
-    { 0x00000003, 0x00400e2d, 0x08f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000018, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x095 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x09d },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09b },
-    { 0x00000000, 0x2ce00000, 0x09a },
-    { 0x00000002, 0x00400e2d, 0x09c },
-    { 0x00000003, 0x00400e2d, 0x09c },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a4 },
-    { 0x0000001c, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x0000001b, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0db },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x28c },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x128 },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0c5 },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0d6 },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0d4 },
-    { 0x00000013, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0cf },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ce },
-    { 0x00003f00, 0x00400c11, 0x0d0 },
-    { 0x00001f00, 0x00400c11, 0x0d0 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0d6 },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00284a22, 0x000 },
-    { 0x00000030, 0x00200e2d, 0x000 },
-    { 0x0000002e, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e3 },
-    { 0x00000000, 0x00600000, 0x5e7 },
-    { 0x00000000, 0x00400000, 0x0e4 },
-    { 0x00000000, 0x00600000, 0x5ea },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x0000001d, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f1 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f1 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x0000001a, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f6 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x104 },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000013, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0fd },
-    { 0xffffffff, 0x00404811, 0x104 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x100 },
-    { 0x0000ffff, 0x00404811, 0x104 },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x103 },
-    { 0x000000ff, 0x00404811, 0x104 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000019, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x10d },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000019, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x114 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x110 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x127 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x614 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x613 },
-    { 0x00000004, 0x00404c11, 0x12e },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x00000000, 0x00600000, 0x151 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2a4 },
-    { 0x0001a1fd, 0x00604411, 0x2c9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x138 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x151 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2a4 },
-    { 0x0001a1fd, 0x00604411, 0x2c9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x149 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x17c },
-    { 0x00000000, 0x00600000, 0x18d },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x189 },
-    { 0x00000000, 0x00600000, 0x2a4 },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x28c },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x173 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x16f },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x184 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000013, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2e4 },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x165 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x2fe },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x181 },
-    { 0x0000001b, 0xc0203620, 0x000 },
-    { 0x0000001c, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x19f },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x188 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000032, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x00000011, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x128 },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00600e2d, 0x1aa },
-    { 0x0000001c, 0x00600e2d, 0x1aa },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x0000001d, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1a6 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000020, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000019, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1cd },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1c9 },
-    { 0x00000000, 0x00600000, 0x1d6 },
-    { 0x00000001, 0x00531e27, 0x1c5 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1be },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1d6 },
-    { 0x00000001, 0x00531e27, 0x1d2 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2a4 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e5 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x1f2 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x1f2 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x613 },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2a4 },
-    { 0x0001a1fd, 0x00604411, 0x2c9 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x206 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x1ff },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x5c5 },
-    { 0x00000000, 0x0040040f, 0x200 },
-    { 0x00000000, 0x00600000, 0x5b2 },
-    { 0x00000000, 0x00600000, 0x5c5 },
-    { 0x00000210, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00600000, 0x18d },
-    { 0x00000000, 0x00600000, 0x189 },
-    { 0x00000000, 0x00600000, 0x2a4 },
-    { 0x00000000, 0x00600000, 0x28c },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x21f },
-    { 0x00000000, 0xc0404800, 0x21c },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2e4 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x5b2 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x235 },
-    { 0x0000001a, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x0000001a, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x23a },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x2fe },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x265 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x253 },
-    { 0x00000018, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x248 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x24b },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000018, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x250 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x253 },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2aa },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25b },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25a },
-    { 0x00000016, 0x00404811, 0x25f },
-    { 0x00000018, 0x00404811, 0x25f },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25e },
-    { 0x00000017, 0x00404811, 0x25f },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2d2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x23f },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x614 },
-    { 0x00000000, 0x00600000, 0x5b2 },
-    { 0x00000000, 0xc0600000, 0x28c },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x00000034, 0x00201a2d, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x00000033, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x27b },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000034, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x128 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x286 },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000024, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000032, 0x00203622, 0x000 },
-    { 0x00000031, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000029, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000029, 0x00203627, 0x000 },
-    { 0x0000002a, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x0000002a, 0x00203627, 0x000 },
-    { 0x0000002b, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x0000002b, 0x00203627, 0x000 },
-    { 0x0000002c, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x0000002c, 0x00803627, 0x000 },
-    { 0x00000029, 0x00203623, 0x000 },
-    { 0x0000002a, 0x00203624, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x0000002b, 0x00203627, 0x000 },
-    { 0x00000000, 0x00311cc4, 0x000 },
-    { 0x0000002c, 0x00803627, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00203628, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14c00000, 0x2c5 },
-    { 0x00000000, 0x00400000, 0x2c2 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00203628, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2c2 },
-    { 0x00000003, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2c5 },
-    { 0x0000002b, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e1, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2c5 },
-    { 0x00000029, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a1, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2c5 },
-    { 0x0000002c, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e2, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2c5 },
-    { 0x0000002a, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2c5 },
-    { 0x00000000, 0x00600000, 0x5ed },
-    { 0x00000000, 0x00600000, 0x29e },
-    { 0x00000000, 0x00400000, 0x2c7 },
-    { 0x00000000, 0x00600000, 0x29e },
-    { 0x00000000, 0x00600000, 0x5e4 },
-    { 0x00000000, 0x00400000, 0x2c7 },
-    { 0x00000000, 0x00600000, 0x290 },
-    { 0x00000000, 0x00400000, 0x2c7 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000023, 0x0080222d, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca1, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x003808c5, 0x000 },
-    { 0x00000000, 0x00300841, 0x000 },
-    { 0x00000001, 0x00220a22, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x0000001d, 0x0020222d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x301 },
-    { 0xffffffef, 0x00280621, 0x000 },
-    { 0x0000001a, 0x0020222d, 0x000 },
-    { 0x0000f8e0, 0x00204411, 0x000 },
-    { 0x00000000, 0x00294901, 0x000 },
-    { 0x00000000, 0x00894901, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x97000000, 0xc0204411, 0x000 },
-    { 0x00000000, 0xc0204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00002257, 0x00204411, 0x000 },
-    { 0x00000003, 0xc0484a20, 0x000 },
-    { 0x0000225d, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x5c5 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x40204800, 0x000 },
-    { 0x00000001, 0x40304a20, 0x000 },
-    { 0x00000002, 0xc0304a20, 0x000 },
-    { 0x00000001, 0x00530a22, 0x334 },
-    { 0x0000003f, 0xc0280a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x00000017, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x614 },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x33d },
-    { 0x00000014, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x351 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000016, 0x00604811, 0x35e },
-    { 0x00002100, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00404802, 0x000 },
-    { 0x00000004, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x355 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00404811, 0x349 },
-    { 0x00000028, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x349 },
-    { 0x00002104, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404802, 0x000 },
-    { 0x00000035, 0x00203626, 0x000 },
-    { 0x00000049, 0x00201811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000000, 0x002f0226, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x360 },
-    { 0x00000035, 0x00801a2d, 0x000 },
-    { 0x0000003f, 0xc0280a20, 0x000 },
-    { 0x00000015, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x376 },
-    { 0x0000001e, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x380 },
-    { 0x00000020, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x38c },
-    { 0x0000000f, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x398 },
-    { 0x00000010, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x398 },
-    { 0x00000006, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x39a },
-    { 0x00000016, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x39f },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404802, 0x000 },
-    { 0x08000000, 0x00290a22, 0x000 },
-    { 0x00000003, 0x40210e20, 0x000 },
-    { 0x0000000c, 0xc0211220, 0x000 },
-    { 0x00080000, 0x00281224, 0x000 },
-    { 0x00000014, 0xc0221620, 0x000 },
-    { 0x00000000, 0x002914a4, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948a2, 0x000 },
-    { 0x0000a1fe, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404803, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x00000015, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x614 },
-    { 0x00000015, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x382 },
-    { 0x0000210e, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404802, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x614 },
-    { 0x00000003, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x38e },
-    { 0x00002108, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404802, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00404811, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000006, 0x00404811, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000016, 0x00604811, 0x35e },
-    { 0x00000016, 0x00404811, 0x000 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x0000001d, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x3b9 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x00000017, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x614 },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x3ab },
-    { 0x00002100, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0xbabecafe, 0x00204811, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000004, 0x00404811, 0x000 },
-    { 0x00002170, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000a, 0x00204811, 0x000 },
-    { 0x00000000, 0x00200010, 0x000 },
-    { 0x00000000, 0x14c00000, 0x3be },
-    { 0x8c000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00404811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00003fff, 0x40280a20, 0x000 },
-    { 0x80000000, 0x40280e20, 0x000 },
-    { 0x40000000, 0xc0281220, 0x000 },
-    { 0x00040000, 0x00694622, 0x614 },
-    { 0x00000000, 0x00201410, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x3cc },
-    { 0x00000000, 0xc0401800, 0x3cf },
-    { 0x00003fff, 0xc0281a20, 0x000 },
-    { 0x00040000, 0x00694626, 0x614 },
-    { 0x00000000, 0x00201810, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x3d2 },
-    { 0x00000000, 0xc0401c00, 0x3d5 },
-    { 0x00003fff, 0xc0281e20, 0x000 },
-    { 0x00040000, 0x00694627, 0x614 },
-    { 0x00000000, 0x00201c10, 0x000 },
-    { 0x00000000, 0x00204402, 0x000 },
-    { 0x00000000, 0x002820c5, 0x000 },
-    { 0x00000000, 0x004948e8, 0x000 },
-    { 0xa5800000, 0x00200811, 0x000 },
-    { 0x00002000, 0x00200c11, 0x000 },
-    { 0x83000000, 0x00604411, 0x3fd },
-    { 0x00000000, 0x00204402, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x40204800, 0x000 },
-    { 0x0000001f, 0xc0210220, 0x000 },
-    { 0x00000000, 0x14c00000, 0x3e2 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0000ffff, 0xc0481220, 0x3ea },
-    { 0xa7800000, 0x00200811, 0x000 },
-    { 0x0000a000, 0x00200c11, 0x000 },
-    { 0x83000000, 0x00604411, 0x3fd },
-    { 0x00000000, 0x00204402, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x83000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00304883, 0x000 },
-    { 0x84000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x1d000000, 0x000 },
-    { 0x83000000, 0x00604411, 0x3fd },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0xa9800000, 0x00200811, 0x000 },
-    { 0x0000c000, 0x00400c11, 0x3e5 },
-    { 0xab800000, 0x00200811, 0x000 },
-    { 0x0000f8e0, 0x00400c11, 0x3e5 },
-    { 0xad800000, 0x00200811, 0x000 },
-    { 0x0000f880, 0x00400c11, 0x3e5 },
-    { 0xb3800000, 0x00200811, 0x000 },
-    { 0x0000f3fc, 0x00400c11, 0x3e5 },
-    { 0xaf800000, 0x00200811, 0x000 },
-    { 0x0000e000, 0x00400c11, 0x3e5 },
-    { 0xb1800000, 0x00200811, 0x000 },
-    { 0x0000f000, 0x00400c11, 0x3e5 },
-    { 0x83000000, 0x00204411, 0x000 },
-    { 0x00002148, 0x00204811, 0x000 },
-    { 0x84000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x1d000000, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00182000, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018a000, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018c000, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018f8e0, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018f880, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018e000, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018f000, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0018f3fc, 0xc0304620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x86000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404801, 0x000 },
-    { 0x85000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404801, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x614 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000000, 0x00404c02, 0x42e },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x00000000, 0xc0201000, 0x000 },
-    { 0x00000000, 0xc0201400, 0x000 },
-    { 0x00000000, 0xc0201800, 0x000 },
-    { 0x00000000, 0xc0201c00, 0x000 },
-    { 0x00007f00, 0x00280a21, 0x000 },
-    { 0x00004500, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x43c },
-    { 0x00000000, 0xc0202000, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x00000010, 0x00280a23, 0x000 },
-    { 0x00000010, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x444 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00040000, 0x00694624, 0x614 },
-    { 0x00000000, 0x00400000, 0x44d },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000216d, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x449 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x44c },
-    { 0x00000000, 0x002824f0, 0x000 },
-    { 0x00000007, 0x00280a23, 0x000 },
-    { 0x00000001, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x454 },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x04e00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00000002, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x459 },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x02e00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x45e },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00000004, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x463 },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00000005, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x468 },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x06e00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00000006, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x46d },
-    { 0x00000000, 0x002f00c9, 0x000 },
-    { 0x00000000, 0x08e00000, 0x46d },
-    { 0x00000000, 0x00400000, 0x47a },
-    { 0x00007f00, 0x00280a21, 0x000 },
-    { 0x00004500, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x000 },
-    { 0x00000008, 0x00210a23, 0x000 },
-    { 0x00000000, 0x14c00000, 0x477 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0xcafebabe, 0x00404811, 0x000 },
-    { 0x00000000, 0xc0204400, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00007f00, 0x00280a21, 0x000 },
-    { 0x00004500, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x480 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0400000, 0x000 },
-    { 0x00000000, 0x00404c08, 0x43c },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000011, 0x40211220, 0x000 },
-    { 0x00000012, 0x40211620, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00210225, 0x000 },
-    { 0x00000000, 0x14e00000, 0x48a },
-    { 0x00040000, 0xc0494a20, 0x48b },
-    { 0xfffbffff, 0xc0284a20, 0x000 },
-    { 0x00000000, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x497 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x00210224, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000c, 0x00204811, 0x000 },
-    { 0x00000000, 0x00200010, 0x000 },
-    { 0x00000000, 0x14c00000, 0x493 },
-    { 0xa0000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00404811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x00204811, 0x000 },
-    { 0x0000216b, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204810, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000005, 0x00204811, 0x000 },
-    { 0x0000216c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204810, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00400000, 0x491 },
-    { 0x00000000, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4ae },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000216d, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x4a9 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x4ac },
-    { 0x00000000, 0x00400000, 0x4b2 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00040000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xc0600000, 0x614 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4b9 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0xcafebabe, 0x00404811, 0x000 },
-    { 0x00000000, 0xc0204400, 0x000 },
-    { 0x00000000, 0xc0404810, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x614 },
-    { 0x00000000, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4bb },
-    { 0x00002180, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000003, 0x00333e2f, 0x000 },
-    { 0x00000001, 0x00210221, 0x000 },
-    { 0x00000000, 0x14e00000, 0x4eb },
-    { 0x00000035, 0x00200a2d, 0x000 },
-    { 0x00040000, 0x18e00c11, 0x4da },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000008, 0x00300a22, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000008, 0x00300a22, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xd8c04800, 0x4ce },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000008, 0x00300a22, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000036, 0x0020122d, 0x000 },
-    { 0x00000000, 0x00290c83, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000008, 0x00300a22, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000011, 0x00210224, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000000, 0x00400000, 0x491 },
-    { 0x00000035, 0xc0203620, 0x000 },
-    { 0x00000036, 0xc0403620, 0x000 },
-    { 0x0000304a, 0x00204411, 0x000 },
-    { 0xe0000000, 0xc0484a20, 0x000 },
-    { 0x0000000f, 0x00210221, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4f2 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0xd9000000, 0x000 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00204811, 0x000 },
-    { 0x000000ff, 0x00280e30, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x4f6 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000000, 0x14c00000, 0x50b },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000024, 0x00203623, 0x000 },
-    { 0x00000034, 0x00203623, 0x000 },
-    { 0x00000032, 0x00203623, 0x000 },
-    { 0x00000031, 0x00203623, 0x000 },
-    { 0x0000001d, 0x00203623, 0x000 },
-    { 0x0000002d, 0x00203623, 0x000 },
-    { 0x0000002e, 0x00203623, 0x000 },
-    { 0x0000001b, 0x00203623, 0x000 },
-    { 0x0000001c, 0x00203623, 0x000 },
-    { 0xffffe000, 0x00200c11, 0x000 },
-    { 0x00000029, 0x00203623, 0x000 },
-    { 0x0000002a, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x0000002c, 0x00203623, 0x000 },
-    { 0xf1ffffff, 0x00283a2e, 0x000 },
-    { 0x0000001a, 0xc0220e20, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000033, 0x40203620, 0x000 },
-    { 0x87000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a1f4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x9d000000, 0x00204411, 0x000 },
-    { 0x0000001f, 0x40214a20, 0x000 },
-    { 0x96000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x00000000, 0xc0201000, 0x000 },
-    { 0x0000001f, 0x00211624, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000003, 0x00281e23, 0x000 },
-    { 0x00000008, 0x00222223, 0x000 },
-    { 0xfffff000, 0x00282228, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000027, 0x00203628, 0x000 },
-    { 0x00000018, 0x00211e23, 0x000 },
-    { 0x00000028, 0x00203627, 0x000 },
-    { 0x00000002, 0x00221624, 0x000 },
-    { 0x00000000, 0x003014a8, 0x000 },
-    { 0x00000026, 0x00203625, 0x000 },
-    { 0x00000003, 0x00211a24, 0x000 },
-    { 0x10000000, 0x00281a26, 0x000 },
-    { 0xefffffff, 0x00283a2e, 0x000 },
-    { 0x00000000, 0x004938ce, 0x602 },
-    { 0x00000001, 0x40280a20, 0x000 },
-    { 0x00000006, 0x40280e20, 0x000 },
-    { 0x00000300, 0xc0281220, 0x000 },
-    { 0x00000008, 0x00211224, 0x000 },
-    { 0x00000000, 0xc0201620, 0x000 },
-    { 0x00000000, 0xc0201a20, 0x000 },
-    { 0x00000000, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x541 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00002258, 0x00300a24, 0x000 },
-    { 0x00040000, 0x00694622, 0x614 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00020000, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x549 },
-    { 0x00000000, 0xc0201c10, 0x000 },
-    { 0x00000000, 0xc0400000, 0x55b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x549 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00002258, 0x00300a24, 0x000 },
-    { 0x00040000, 0x00694622, 0x614 },
-    { 0x00000000, 0xc0201c10, 0x000 },
-    { 0x00000000, 0xc0400000, 0x55b },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x54d },
-    { 0x00000000, 0xc0201c00, 0x000 },
-    { 0x00000000, 0xc0400000, 0x55b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x559 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000216d, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x554 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x557 },
-    { 0x00000000, 0x00401c10, 0x55b },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00000000, 0xc0400000, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x55d },
-    { 0x00000000, 0x00600000, 0x5a4 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x56d },
-    { 0x0000a2b7, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2b6, 0x00604411, 0x614 },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
-    { 0x0000a2c4, 0x00204411, 0x000 },
-    { 0x00000000, 0x003048e9, 0x000 },
-    { 0x00000000, 0x00e00000, 0x56b },
-    { 0x0000a2d1, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d1, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000001, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x57d },
-    { 0x0000a2bb, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2ba, 0x00604411, 0x614 },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
-    { 0x0000a2c5, 0x00204411, 0x000 },
-    { 0x00000000, 0x003048e9, 0x000 },
-    { 0x00000000, 0x00e00000, 0x57b },
-    { 0x0000a2d2, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d2, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000002, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x58d },
-    { 0x0000a2bf, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2be, 0x00604411, 0x614 },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
-    { 0x0000a2c6, 0x00204411, 0x000 },
-    { 0x00000000, 0x003048e9, 0x000 },
-    { 0x00000000, 0x00e00000, 0x58b },
-    { 0x0000a2d3, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d3, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x0000a2c3, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2c2, 0x00604411, 0x614 },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
-    { 0x0000a2c7, 0x00204411, 0x000 },
-    { 0x00000000, 0x003048e9, 0x000 },
-    { 0x00000000, 0x00e00000, 0x599 },
-    { 0x0000a2d4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d4, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x85000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x0000304a, 0x00204411, 0x000 },
-    { 0x01000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00400000, 0x59f },
-    { 0xa4000000, 0xc0204411, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0xc0600000, 0x5a4 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000005, 0x00204811, 0x000 },
-    { 0x0000a1f4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x88000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x5b7 },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x00000034, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x5bb },
-    { 0x00000000, 0x00600000, 0x5a4 },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x5bb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x0000217a, 0xc0204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x5e1 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000016, 0x00604811, 0x35e },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x614 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x5dc },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x0000001d, 0x00803627, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x0000001d, 0x00803627, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x0000001d, 0x00803627, 0x000 },
-    { 0x0000001d, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x0000001d, 0x00803627, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000016, 0x00604811, 0x35e },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0x00ffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x614 },
-    { 0x00000000, 0x00200010, 0x000 },
-    { 0x00000000, 0x14c00000, 0x613 },
-    { 0x00000010, 0x00404c11, 0x5f9 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x00000025, 0x00200a2d, 0x000 },
-    { 0x00000026, 0x00200e2d, 0x000 },
-    { 0x00000027, 0x0020122d, 0x000 },
-    { 0x00000028, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x612 },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x00000027, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x614 },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x617 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x2fe },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x19f },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000029, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x0000002c, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000002a, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000002b, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
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-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
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-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
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-    { 0x00000000, 0x00000000, 0x000 },
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-    { 0x00000000, 0x00000000, 0x000 },
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-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x013304ef, 0x059b0239, 0x000 },
-    { 0x01b00159, 0x0425059b, 0x000 },
-    { 0x021201f6, 0x02390142, 0x000 },
-    { 0x0210022e, 0x0289022a, 0x000 },
-    { 0x03c2059b, 0x059b059b, 0x000 },
-    { 0x05cd05ce, 0x0308059b, 0x000 },
-    { 0x059b05a0, 0x03090329, 0x000 },
-    { 0x0313026b, 0x032b031d, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b052c, 0x059b059b, 0x000 },
-    { 0x03a5059b, 0x04a2032d, 0x000 },
-    { 0x04810433, 0x0423059b, 0x000 },
-    { 0x04bb04ed, 0x042704c8, 0x000 },
-    { 0x043304f4, 0x033a0365, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b059b, 0x05b905a2, 0x000 },
-    { 0x059b059b, 0x0007059b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x03e303d8, 0x03f303f1, 0x000 },
-    { 0x03f903f5, 0x03f703fb, 0x000 },
-    { 0x04070403, 0x040f040b, 0x000 },
-    { 0x04170413, 0x041f041b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x059b059b, 0x059b059b, 0x000 },
-    { 0x00020600, 0x06190006, 0x000 },
-};
-
-static const u32 R600_pfp_microcode[] = {
-0xd40071,
-0xd40072,
-0xca0400,
-0xa00000,
-0x7e828b,
-0x800003,
-0xca0400,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d4,
-0xd5c01e,
-0xca0800,
-0x80001b,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000d,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000d,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800054,
-0xd40073,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800002,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800002,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b9,
-0xd4c01e,
-0xc6083e,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800002,
-0x062001,
-0xc6083e,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x80007a,
-0xd42013,
-0xc6083e,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008e,
-0x000000,
-0xc41432,
-0xc6183e,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800002,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xd40073,
-0xe4015e,
-0xd4001e,
-0x8001b9,
-0x062001,
-0x0a2001,
-0xd60074,
-0xc40836,
-0xc61040,
-0x988007,
-0xcc3835,
-0x95010f,
-0xd4001f,
-0xd46062,
-0x800002,
-0xd42062,
-0xcc1433,
-0x8401bc,
-0xd40070,
-0xd5401e,
-0x800002,
-0xee001e,
-0xca0c00,
-0xca1000,
-0xd4c01a,
-0x8401bc,
-0xd5001a,
-0xcc0443,
-0x35101f,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b9,
-0xd4006d,
-0x344401,
-0xcc0c44,
-0x98403a,
-0xcc2c46,
-0x958004,
-0xcc0445,
-0x8001b9,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f3,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f3,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f3,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f3,
-0xcc1003,
-0x988014,
-0xcc1047,
-0x9a8009,
-0xcc1448,
-0x9840da,
-0xd4006d,
-0xcc1844,
-0xd5001a,
-0xd5401a,
-0x8000cc,
-0xd5801a,
-0x96c0d3,
-0xd4006d,
-0x8001b9,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800002,
-0xec007f,
-0x9ac0ca,
-0xd4006d,
-0x8001b9,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b9,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809c,
-0xd4006d,
-0x98409a,
-0xd4006e,
-0xcc0847,
-0xcc0c48,
-0xcc1044,
-0xd4801a,
-0xd4c01a,
-0x800104,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d8,
-0xca0c00,
-0xd4401e,
-0x800002,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800002,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bc,
-0x000000,
-0x8401bc,
-0xd7806f,
-0x800002,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902af,
-0x7c738b,
-0x8401bc,
-0xd7806f,
-0x800002,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984296,
-0x000000,
-0x800164,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800002,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc1049,
-0x990004,
-0xd40071,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800002,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x95001f,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x7d8380,
-0xd5806f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0x8001b9,
-0xd60074,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800002,
-0xee001e,
-0x800002,
-0xee001f,
-0xd4001f,
-0x800002,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010174,
-0x02017b,
-0x030090,
-0x040080,
-0x050005,
-0x060040,
-0x070033,
-0x08012f,
-0x090047,
-0x0a0037,
-0x1001b7,
-0x1700a4,
-0x22013d,
-0x23014c,
-0x2000b5,
-0x240128,
-0x27004e,
-0x28006b,
-0x2a0061,
-0x2b0053,
-0x2f0066,
-0x320088,
-0x340182,
-0x3c0159,
-0x3f0073,
-0x41018f,
-0x440131,
-0x550176,
-0x56017d,
-0x60000c,
-0x610035,
-0x620039,
-0x630039,
-0x640039,
-0x650039,
-0x660039,
-0x670039,
-0x68003b,
-0x690042,
-0x6a0049,
-0x6b0049,
-0x6c0049,
-0x6d0049,
-0x6e0049,
-0x6f0049,
-0x7301b7,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-0x000007,
-};
-
-static const u32 RV610_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x668 },
-    { 0x00000000, 0x00600000, 0x65c },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x662 },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x665 },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x68d },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x12f },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x29d },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000001c, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000029, 0x00203622, 0x000 },
-    { 0x00000028, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000021, 0x00203627, 0x000 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x00000021, 0x00203623, 0x000 },
-    { 0x00000022, 0x00203624, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000000, 0x00311cc4, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14c00000, 0x2dc },
-    { 0x00000000, 0x00400000, 0x2d9 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2d9 },
-    { 0x00000003, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2dc },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e1, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a1, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e2, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000000, 0x00600000, 0x668 },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00600000, 0x65f },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2a7 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x0000001a, 0x00201e2d, 0x000 },
-    { 0x0000001b, 0x0080222d, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca1, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x003808c5, 0x000 },
-    { 0x00000000, 0x00300841, 0x000 },
-    { 0x00000001, 0x00220a22, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000017, 0x0020222d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x318 },
-    { 0xffffffef, 0x00280621, 0x000 },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x0000f8e0, 0x00204411, 0x000 },
-    { 0x00000000, 0x00294901, 0x000 },
-    { 0x00000000, 0x00894901, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x97000000, 0xc0204411, 0x000 },
-    { 0x00000000, 0xc0204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
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-    { 0x0000225c, 0x00204411, 0x000 },
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-    { 0x00000001, 0x00530a22, 0x34b },
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-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00040000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xc0600000, 0x68d },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4ce },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
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-    { 0x00000000, 0xc0204400, 0x000 },
-    { 0x00000000, 0xc0404810, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x68d },
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-    { 0x00000000, 0xc0200000, 0x000 },
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-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000003, 0x00333e2f, 0x000 },
-    { 0x00000001, 0x00210221, 0x000 },
-    { 0x00000000, 0x14e00000, 0x500 },
-    { 0x0000002c, 0x00200a2d, 0x000 },
-    { 0x00040000, 0x18e00c11, 0x4ef },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
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-    { 0x00000000, 0xd8c04800, 0x4e3 },
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-    { 0xbc000000, 0x00204411, 0x000 },
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-    { 0x00000000, 0x0cc00000, 0x519 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000000, 0x14c00000, 0x52e },
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-    { 0x00000028, 0x00203623, 0x000 },
-    { 0x00000017, 0x00203623, 0x000 },
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-    { 0x00000026, 0x00203623, 0x000 },
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-    { 0x00000016, 0x00203623, 0x000 },
-    { 0xffffe000, 0x00200c11, 0x000 },
-    { 0x00000021, 0x00203623, 0x000 },
-    { 0x00000022, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00200c11, 0x000 },
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-    { 0x00000024, 0x00203623, 0x000 },
-    { 0xf1ffffff, 0x00283a2e, 0x000 },
-    { 0x0000001a, 0xc0220e20, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
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-    { 0x0000002a, 0x40203620, 0x000 },
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-    { 0x00000000, 0xc0204800, 0x000 },
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-    { 0x00000000, 0x00204810, 0x000 },
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-    { 0x00000030, 0x00203623, 0x000 },
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-    { 0xefffffff, 0x00283a2e, 0x000 },
-    { 0x00000000, 0x004938ce, 0x67b },
-    { 0x00000001, 0x40280a20, 0x000 },
-    { 0x00000006, 0x40280e20, 0x000 },
-    { 0x00000300, 0xc0281220, 0x000 },
-    { 0x00000008, 0x00211224, 0x000 },
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-    { 0x00000000, 0x14c00000, 0x566 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00002258, 0x00300a24, 0x000 },
-    { 0x00040000, 0x00694622, 0x68d },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00020000, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
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-    { 0x00000000, 0xc0400000, 0x57c },
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-    { 0x00000000, 0x0cc00000, 0x56e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00040000, 0x00694622, 0x68d },
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-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2b6, 0x00604411, 0x68d },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d1, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000001, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x5a0 },
-    { 0x0000a2bb, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2ba, 0x00604411, 0x68d },
-    { 0x0000001a, 0x00212230, 0x000 },
-    { 0x00000006, 0x00222630, 0x000 },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d2, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000002, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x5b1 },
-    { 0x0000a2bf, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2be, 0x00604411, 0x68d },
-    { 0x0000001a, 0x00212230, 0x000 },
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-    { 0x00000000, 0x003048e9, 0x000 },
-    { 0x00000000, 0x00e00000, 0x5af },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d3, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x0000a2c3, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2c2, 0x00604411, 0x68d },
-    { 0x0000001a, 0x00212230, 0x000 },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d4, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x85000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
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-    { 0x00000000, 0x0ce00000, 0x5e3 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a092, 0x00604411, 0x68d },
-    { 0x00000031, 0x00203630, 0x000 },
-    { 0x0004a093, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x88000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000001, 0x002f0230, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x62c },
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-    { 0x00000000, 0x0ce00000, 0x62c },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000000, 0x0ce00000, 0x605 },
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-    { 0x00000000, 0x14c00000, 0x60e },
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-    { 0x0000a003, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x14c00000, 0x613 },
-    { 0x0004a010, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x62b },
-    { 0x0004a011, 0x00604411, 0x68d },
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-    { 0x0004a013, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204810, 0x000 },
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-    { 0x0000a014, 0x00204411, 0x000 },
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-    { 0x0004a015, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204810, 0x000 },
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-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a017, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204810, 0x000 },
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-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x63d },
-    { 0x00000030, 0x0020062d, 0x000 },
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-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x63b },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x641 },
-    { 0x00000000, 0x00600000, 0x5c9 },
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-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x62d },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
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-    { 0x00000000, 0x00600000, 0x65c },
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-    { 0x00000016, 0x00604811, 0x36e },
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-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x656 },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000010, 0x00404c11, 0x672 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x68b },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68d },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x690 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x692 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x695 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x01420502, 0x05c00250, 0x000 },
-    { 0x01c30168, 0x043f05c0, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03d705c0, 0x05c005c0, 0x000 },
-    { 0x0649064a, 0x031f05c0, 0x000 },
-    { 0x05c005c5, 0x03200340, 0x000 },
-    { 0x032a0282, 0x03420334, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c00551, 0x05c005c0, 0x000 },
-    { 0x03ba05c0, 0x04bb0344, 0x000 },
-    { 0x049a0450, 0x043d05c0, 0x000 },
-    { 0x04d005c0, 0x044104dd, 0x000 },
-    { 0x04500507, 0x03510375, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x063f05c7, 0x000 },
-    { 0x05c005c0, 0x000705c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x03f803ed, 0x04080406, 0x000 },
-    { 0x040e040a, 0x040c0410, 0x000 },
-    { 0x041c0418, 0x04240420, 0x000 },
-    { 0x042c0428, 0x04340430, 0x000 },
-    { 0x05c005c0, 0x043805c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x00020679, 0x06970006, 0x000 },
-};
-
-static const u32 RV610_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001b8,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800053,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b8,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x800079,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008d,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401bb,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401bb,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b8,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f0,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f0,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f0,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f0,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000c9,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800101,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d9,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bd,
-0x000000,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902b0,
-0x7c738b,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984297,
-0x000000,
-0x800161,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001b8,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010171,
-0x020178,
-0x03008f,
-0x04007f,
-0x050003,
-0x06003f,
-0x070032,
-0x08012c,
-0x090046,
-0x0a0036,
-0x1001b6,
-0x1700a2,
-0x22013a,
-0x230149,
-0x2000b4,
-0x240125,
-0x27004d,
-0x28006a,
-0x2a0060,
-0x2b0052,
-0x2f0065,
-0x320087,
-0x34017f,
-0x3c0156,
-0x3f0072,
-0x41018c,
-0x44012e,
-0x550173,
-0x56017a,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RV620_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x668 },
-    { 0x00000000, 0x00600000, 0x65c },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x662 },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x665 },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x68d },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0x00600000, 0x645 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00000000, 0x00600000, 0x631 },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x12f },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x29d },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000001c, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000029, 0x00203622, 0x000 },
-    { 0x00000028, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000021, 0x00203627, 0x000 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x00000021, 0x00203623, 0x000 },
-    { 0x00000022, 0x00203624, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000000, 0x00311cc4, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14c00000, 0x2dc },
-    { 0x00000000, 0x00400000, 0x2d9 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2d9 },
-    { 0x00000003, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2dc },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e1, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a1, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e2, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000000, 0x00600000, 0x668 },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00600000, 0x65f },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2a7 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x0000001a, 0x00201e2d, 0x000 },
-    { 0x0000001b, 0x0080222d, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca1, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
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-    { 0x00000000, 0x00294907, 0x000 },
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-    { 0x00000000, 0x00400000, 0x4c7 },
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-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00040000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xc0600000, 0x68d },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x4ce },
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-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000001, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x5a0 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x00000002, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x5b1 },
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-    { 0x00000000, 0x00204807, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d3, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x0000a2c3, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a2c2, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00404808, 0x000 },
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-    { 0x00000001, 0x00504a28, 0x000 },
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-    { 0x00000000, 0x00204801, 0x000 },
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-    { 0x00000000, 0x0ce00000, 0x5e3 },
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-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004a092, 0x00604411, 0x68d },
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-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x88000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
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-    { 0x00000001, 0x002f0230, 0x000 },
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-    { 0x00000001, 0x00210621, 0x000 },
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-    { 0x00000001, 0x00210621, 0x000 },
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-    { 0x00000000, 0x0ce00000, 0x62b },
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-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x63d },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x00000002, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x63b },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68d },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x641 },
-    { 0x00000000, 0x00600000, 0x5c9 },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x641 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x62d },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x62d },
-    { 0x00000000, 0x00600000, 0x65c },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x656 },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68d },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x68c },
-    { 0x00000010, 0x00404c11, 0x672 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x68b },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68d },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x690 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x692 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x695 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x01420502, 0x05c00250, 0x000 },
-    { 0x01c30168, 0x043f05c0, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03d705c0, 0x05c005c0, 0x000 },
-    { 0x0649064a, 0x031f05c0, 0x000 },
-    { 0x05c005c5, 0x03200340, 0x000 },
-    { 0x032a0282, 0x03420334, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c00551, 0x05c005c0, 0x000 },
-    { 0x03ba05c0, 0x04bb0344, 0x000 },
-    { 0x049a0450, 0x043d05c0, 0x000 },
-    { 0x04d005c0, 0x044104dd, 0x000 },
-    { 0x04500507, 0x03510375, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x063f05c7, 0x000 },
-    { 0x05c005c0, 0x000705c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x03f803ed, 0x04080406, 0x000 },
-    { 0x040e040a, 0x040c0410, 0x000 },
-    { 0x041c0418, 0x04240420, 0x000 },
-    { 0x042c0428, 0x04340430, 0x000 },
-    { 0x05c005c0, 0x043805c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x05c005c0, 0x05c005c0, 0x000 },
-    { 0x00020679, 0x06970006, 0x000 },
-};
-
-static const u32 RV620_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001b8,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800053,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b8,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x800079,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008d,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401bb,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401bb,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b8,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f0,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f0,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f0,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f0,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000c9,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800101,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d9,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bd,
-0x000000,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902b0,
-0x7c738b,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984297,
-0x000000,
-0x800161,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001b8,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010171,
-0x020178,
-0x03008f,
-0x04007f,
-0x050003,
-0x06003f,
-0x070032,
-0x08012c,
-0x090046,
-0x0a0036,
-0x1001b6,
-0x1700a2,
-0x22013a,
-0x230149,
-0x2000b4,
-0x240125,
-0x27004d,
-0x28006a,
-0x2a0060,
-0x2b0052,
-0x2f0065,
-0x320087,
-0x34017f,
-0x3c0156,
-0x3f0072,
-0x41018c,
-0x44012e,
-0x550173,
-0x56017a,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RV630_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x665 },
-    { 0x00000000, 0x00600000, 0x659 },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x65f },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x662 },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x68a },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x12f },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x29d },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000001c, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000029, 0x00203622, 0x000 },
-    { 0x00000028, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000021, 0x00203627, 0x000 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x00000021, 0x00203623, 0x000 },
-    { 0x00000022, 0x00203624, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000000, 0x00311cc4, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14c00000, 0x2dc },
-    { 0x00000000, 0x00400000, 0x2d9 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2d9 },
-    { 0x00000003, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2dc },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e1, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a1, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e2, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c2, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
-    { 0x00000000, 0x06c00000, 0x2dc },
-    { 0x00000000, 0x00600000, 0x665 },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2b5 },
-    { 0x00000000, 0x00600000, 0x65c },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x00000000, 0x00600000, 0x2a7 },
-    { 0x00000000, 0x00400000, 0x2de },
-    { 0x0000001a, 0x00201e2d, 0x000 },
-    { 0x0000001b, 0x0080222d, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00894907, 0x000 },
-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000010, 0x00221e21, 0x000 },
-    { 0x00000000, 0x00294847, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
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-    { 0x00000001, 0x00220a21, 0x000 },
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-    { 0x00000001, 0x40304a20, 0x000 },
-    { 0x00000002, 0xc0304a20, 0x000 },
-    { 0x00000001, 0x00530a22, 0x34b },
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-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000000, 0x00204807, 0x000 },
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-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x628 },
-    { 0x0004a011, 0x00604411, 0x68a },
-    { 0x0000a011, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a012, 0x00604411, 0x68a },
-    { 0x0000a012, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a013, 0x00604411, 0x68a },
-    { 0x0000a013, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a014, 0x00604411, 0x68a },
-    { 0x0000a014, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a015, 0x00604411, 0x68a },
-    { 0x0000a015, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a016, 0x00604411, 0x68a },
-    { 0x0000a016, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a017, 0x00604411, 0x68a },
-    { 0x0000a017, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x0000002c, 0x0080062d, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x63a },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x00000002, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x638 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x63e },
-    { 0x00000000, 0x00600000, 0x5c6 },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x63e },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x62a },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x62a },
-    { 0x00000000, 0x00600000, 0x659 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x653 },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000010, 0x00404c11, 0x66f },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x688 },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68a },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x68d },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68f },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x692 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x014204ff, 0x05bd0250, 0x000 },
-    { 0x01c30168, 0x043f05bd, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03d705bd, 0x05bd05bd, 0x000 },
-    { 0x06460647, 0x031f05bd, 0x000 },
-    { 0x05bd05c2, 0x03200340, 0x000 },
-    { 0x032a0282, 0x03420334, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd054e, 0x05bd05bd, 0x000 },
-    { 0x03ba05bd, 0x04b80344, 0x000 },
-    { 0x0497044d, 0x043d05bd, 0x000 },
-    { 0x04cd05bd, 0x044104da, 0x000 },
-    { 0x044d0504, 0x03510375, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x063c05c4, 0x000 },
-    { 0x05bd05bd, 0x000705bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x03f803ed, 0x04080406, 0x000 },
-    { 0x040e040a, 0x040c0410, 0x000 },
-    { 0x041c0418, 0x04240420, 0x000 },
-    { 0x042c0428, 0x04340430, 0x000 },
-    { 0x05bd05bd, 0x043805bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x00020676, 0x06940006, 0x000 },
-};
-
-static const u32 RV630_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001b8,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800053,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b8,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x800079,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008d,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401bb,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401bb,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b8,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f0,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f0,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f0,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f0,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000c9,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800101,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d9,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bd,
-0x000000,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902b0,
-0x7c738b,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984297,
-0x000000,
-0x800161,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001b8,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010171,
-0x020178,
-0x03008f,
-0x04007f,
-0x050003,
-0x06003f,
-0x070032,
-0x08012c,
-0x090046,
-0x0a0036,
-0x1001b6,
-0x1700a2,
-0x22013a,
-0x230149,
-0x2000b4,
-0x240125,
-0x27004d,
-0x28006a,
-0x2a0060,
-0x2b0052,
-0x2f0065,
-0x320087,
-0x34017f,
-0x3c0156,
-0x3f0072,
-0x41018c,
-0x44012e,
-0x550173,
-0x56017a,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RV635_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x665 },
-    { 0x00000000, 0x00600000, 0x659 },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x65f },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x662 },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x68a },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0x00600000, 0x642 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00000000, 0x00600000, 0x62e },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x12f },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x29d },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000001c, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000029, 0x00203622, 0x000 },
-    { 0x00000028, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000021, 0x00203627, 0x000 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000024, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120c4, 0x000 },
-    { 0x00000000, 0x002d1d07, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x00000021, 0x00203623, 0x000 },
-    { 0x00000022, 0x00203624, 0x000 },
-    { 0x00000000, 0x00311ca3, 0x000 },
-    { 0x00000023, 0x00203627, 0x000 },
-    { 0x00000000, 0x00311cc4, 0x000 },
-    { 0x00000024, 0x00803627, 0x000 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14c00000, 0x2dc },
-    { 0x00000000, 0x00400000, 0x2d9 },
-    { 0x0000001a, 0x00203627, 0x000 },
-    { 0x0000001b, 0x00203628, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2d9 },
-    { 0x00000003, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x2dc },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002e00e1, 0x000 },
-    { 0x00000000, 0x02c00000, 0x2dc },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a1, 0x000 },
-    { 0x00000000, 0x002e00e8, 0x000 },
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-    { 0x00000024, 0x00201e2d, 0x000 },
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-    { 0x00000001, 0x00220a21, 0x000 },
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-    { 0x00000010, 0x00221e22, 0x000 },
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-    { 0x00000001, 0x00220a21, 0x000 },
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-    { 0x00000001, 0x40304a20, 0x000 },
-    { 0x00000002, 0xc0304a20, 0x000 },
-    { 0x00000001, 0x00530a22, 0x34b },
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-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00331a26, 0x000 },
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-    { 0x00007e00, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x602 },
-    { 0x0000a092, 0x00204411, 0x000 },
-    { 0x00000031, 0x00204a2d, 0x000 },
-    { 0x0000a093, 0x00204411, 0x000 },
-    { 0x00000032, 0x00204a2d, 0x000 },
-    { 0x0000a2b6, 0x00204411, 0x000 },
-    { 0x00000033, 0x00204a2d, 0x000 },
-    { 0x0000a2ba, 0x00204411, 0x000 },
-    { 0x00000034, 0x00204a2d, 0x000 },
-    { 0x0000a2be, 0x00204411, 0x000 },
-    { 0x00000035, 0x00204a2d, 0x000 },
-    { 0x0000a2c2, 0x00204411, 0x000 },
-    { 0x00000036, 0x00204a2d, 0x000 },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x000001ff, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x628 },
-    { 0x00000000, 0x00210221, 0x000 },
-    { 0x00000000, 0x14c00000, 0x60b },
-    { 0x0004a003, 0x00604411, 0x68a },
-    { 0x0000a003, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x14c00000, 0x610 },
-    { 0x0004a010, 0x00604411, 0x68a },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x628 },
-    { 0x0004a011, 0x00604411, 0x68a },
-    { 0x0000a011, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a012, 0x00604411, 0x68a },
-    { 0x0000a012, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a013, 0x00604411, 0x68a },
-    { 0x0000a013, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a014, 0x00604411, 0x68a },
-    { 0x0000a014, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a015, 0x00604411, 0x68a },
-    { 0x0000a015, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a016, 0x00604411, 0x68a },
-    { 0x0000a016, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a017, 0x00604411, 0x68a },
-    { 0x0000a017, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x0000002c, 0x0080062d, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x63a },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x00000002, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x638 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x68a },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x63e },
-    { 0x00000000, 0x00600000, 0x5c6 },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x63e },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x62a },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x62a },
-    { 0x00000000, 0x00600000, 0x659 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x653 },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00008000, 0x00204811, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36e },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x68a },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x689 },
-    { 0x00000010, 0x00404c11, 0x66f },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x688 },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68a },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x68d },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x68f },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x692 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x014204ff, 0x05bd0250, 0x000 },
-    { 0x01c30168, 0x043f05bd, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03d705bd, 0x05bd05bd, 0x000 },
-    { 0x06460647, 0x031f05bd, 0x000 },
-    { 0x05bd05c2, 0x03200340, 0x000 },
-    { 0x032a0282, 0x03420334, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd054e, 0x05bd05bd, 0x000 },
-    { 0x03ba05bd, 0x04b80344, 0x000 },
-    { 0x0497044d, 0x043d05bd, 0x000 },
-    { 0x04cd05bd, 0x044104da, 0x000 },
-    { 0x044d0504, 0x03510375, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x063c05c4, 0x000 },
-    { 0x05bd05bd, 0x000705bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x03f803ed, 0x04080406, 0x000 },
-    { 0x040e040a, 0x040c0410, 0x000 },
-    { 0x041c0418, 0x04240420, 0x000 },
-    { 0x042c0428, 0x04340430, 0x000 },
-    { 0x05bd05bd, 0x043805bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x05bd05bd, 0x05bd05bd, 0x000 },
-    { 0x00020676, 0x06940006, 0x000 },
-};
-
-static const u32 RV635_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001b8,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800053,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b8,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x800079,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008d,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401bb,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401bb,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b8,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f0,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f0,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f0,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f0,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000c9,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800101,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d9,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bd,
-0x000000,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902b0,
-0x7c738b,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984297,
-0x000000,
-0x800161,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001b8,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010171,
-0x020178,
-0x03008f,
-0x04007f,
-0x050003,
-0x06003f,
-0x070032,
-0x08012c,
-0x090046,
-0x0a0036,
-0x1001b6,
-0x1700a2,
-0x22013a,
-0x230149,
-0x2000b4,
-0x240125,
-0x27004d,
-0x28006a,
-0x2a0060,
-0x2b0052,
-0x2f0065,
-0x320087,
-0x34017f,
-0x3c0156,
-0x3f0072,
-0x41018c,
-0x44012e,
-0x550173,
-0x56017a,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RV670_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x67c },
-    { 0x00000000, 0x00600000, 0x624 },
-    { 0x00000000, 0x00600000, 0x638 },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x659 },
-    { 0x00000000, 0x00600000, 0x64d },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x653 },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x656 },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x67c },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x67b },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x67c },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x67b },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x638 },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x624 },
-    { 0x00000000, 0x00600000, 0x638 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x624 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x67c },
-    { 0x00000000, 0x00600000, 0x624 },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x0000002b, 0x00203623, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00691ce2, 0x12f },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204807, 0x000 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x29d },
-    { 0x00000001, 0x00333e2f, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x0000001c, 0x00403627, 0x000 },
-    { 0x0000000c, 0xc0220a20, 0x000 },
-    { 0x00000029, 0x00203622, 0x000 },
-    { 0x00000028, 0xc0403620, 0x000 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000009, 0x00204811, 0x000 },
-    { 0xa1000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce3, 0x000 },
-    { 0x00000021, 0x00203627, 0x000 },
-    { 0x00000022, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x002c1ce4, 0x000 },
-    { 0x00000022, 0x00203627, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000000, 0x003120a3, 0x000 },
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-    { 0x00000023, 0x00203627, 0x000 },
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-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
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-    { 0x00000010, 0x00221e22, 0x000 },
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-    { 0x00000000, 0x00294887, 0x000 },
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-    { 0x00000001, 0x00220a22, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000036, 0x00203630, 0x000 },
-    { 0x00042004, 0x00604411, 0x67c },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x00000005, 0x00204811, 0x000 },
-    { 0x0000a1f4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x88000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000001, 0x002f0230, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x61f },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x61f },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00007e00, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x5f8 },
-    { 0x0000a092, 0x00204411, 0x000 },
-    { 0x00000031, 0x00204a2d, 0x000 },
-    { 0x0000a093, 0x00204411, 0x000 },
-    { 0x00000032, 0x00204a2d, 0x000 },
-    { 0x0000a2b6, 0x00204411, 0x000 },
-    { 0x00000033, 0x00204a2d, 0x000 },
-    { 0x0000a2ba, 0x00204411, 0x000 },
-    { 0x00000034, 0x00204a2d, 0x000 },
-    { 0x0000a2be, 0x00204411, 0x000 },
-    { 0x00000035, 0x00204a2d, 0x000 },
-    { 0x0000a2c2, 0x00204411, 0x000 },
-    { 0x00000036, 0x00204a2d, 0x000 },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x000001ff, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x61e },
-    { 0x00000000, 0x00210221, 0x000 },
-    { 0x00000000, 0x14c00000, 0x601 },
-    { 0x0004a003, 0x00604411, 0x67c },
-    { 0x0000a003, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x14c00000, 0x606 },
-    { 0x0004a010, 0x00604411, 0x67c },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00000001, 0x00210621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x61e },
-    { 0x0004a011, 0x00604411, 0x67c },
-    { 0x0000a011, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a012, 0x00604411, 0x67c },
-    { 0x0000a012, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a013, 0x00604411, 0x67c },
-    { 0x0000a013, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a014, 0x00604411, 0x67c },
-    { 0x0000a014, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a015, 0x00604411, 0x67c },
-    { 0x0000a015, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a016, 0x00604411, 0x67c },
-    { 0x0000a016, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x0004a017, 0x00604411, 0x67c },
-    { 0x0000a017, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204810, 0x000 },
-    { 0x00042004, 0x00604411, 0x67c },
-    { 0x0000002c, 0x0080062d, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x630 },
-    { 0x00000030, 0x0020062d, 0x000 },
-    { 0x00000002, 0x00280621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x62e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x67c },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x634 },
-    { 0x00000000, 0x00600000, 0x5bc },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x634 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x620 },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x620 },
-    { 0x00000000, 0x00600000, 0x64d },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36a },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x67c },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x647 },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x36a },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x67c },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x67b },
-    { 0x00000010, 0x00404c11, 0x661 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x67a },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x67c },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x67f },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x681 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x684 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x014204f5, 0x05b30250, 0x000 },
-    { 0x01c30168, 0x043505b3, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03cd05b3, 0x05b305b3, 0x000 },
-    { 0x063c063d, 0x031f05b3, 0x000 },
-    { 0x05b305b8, 0x03200340, 0x000 },
-    { 0x032a0282, 0x03420334, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x05b30544, 0x05b305b3, 0x000 },
-    { 0x03b205b3, 0x04ae0344, 0x000 },
-    { 0x048d0443, 0x043305b3, 0x000 },
-    { 0x04c305b3, 0x043704d0, 0x000 },
-    { 0x044304fa, 0x03510371, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x05b305b3, 0x063205ba, 0x000 },
-    { 0x05b305b3, 0x000705b3, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x03ee03e3, 0x03fe03fc, 0x000 },
-    { 0x04040400, 0x04020406, 0x000 },
-    { 0x0412040e, 0x041a0416, 0x000 },
-    { 0x0422041e, 0x042a0426, 0x000 },
-    { 0x05b305b3, 0x042e05b3, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x05b305b3, 0x05b305b3, 0x000 },
-    { 0x00020668, 0x06860006, 0x000 },
-};
-
-static const u32 RV670_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001b8,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581a8,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0fff0,
-0x042c04,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255403,
-0x7cd580,
-0x259c03,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800053,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xd48060,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001b8,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x800079,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x80008d,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401bb,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401bb,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001b8,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x8400f0,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x8400f0,
-0xcc1003,
-0x988017,
-0x043808,
-0x8400f0,
-0xcc1003,
-0x988013,
-0x043804,
-0x8400f0,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000c9,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001b8,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001b8,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800101,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482d9,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x9882bd,
-0x000000,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x9902b0,
-0x7c738b,
-0x8401bb,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984297,
-0x000000,
-0x800161,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001b8,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010171,
-0x020178,
-0x03008f,
-0x04007f,
-0x050003,
-0x06003f,
-0x070032,
-0x08012c,
-0x090046,
-0x0a0036,
-0x1001b6,
-0x1700a2,
-0x22013a,
-0x230149,
-0x2000b4,
-0x240125,
-0x27004d,
-0x28006a,
-0x2a0060,
-0x2b0052,
-0x2f0065,
-0x320087,
-0x34017f,
-0x3c0156,
-0x3f0072,
-0x41018c,
-0x44012e,
-0x550173,
-0x56017a,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RS780_cp_microcode[][3] = {
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x0000ffff, 0x00284621, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x00000000, 0x00e00000, 0x000 },
-    { 0x00010000, 0xc0294620, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x00a0000a, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x622 },
-    { 0x00000000, 0x00600000, 0x5d1 },
-    { 0x00000000, 0x00600000, 0x5de },
-    { 0x00000000, 0xc0200800, 0x000 },
-    { 0x00000f00, 0x00281622, 0x000 },
-    { 0x00000008, 0x00211625, 0x000 },
-    { 0x00000018, 0x00203625, 0x000 },
-    { 0x8d000000, 0x00204411, 0x000 },
-    { 0x00000004, 0x002f0225, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x018 },
-    { 0x00412000, 0x00404811, 0x019 },
-    { 0x00422000, 0x00204811, 0x000 },
-    { 0x8e000000, 0x00204411, 0x000 },
-    { 0x00000028, 0x00204a2d, 0x000 },
-    { 0x90000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x0000000c, 0x00211622, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000019, 0x00211a22, 0x000 },
-    { 0x00000004, 0x00281a26, 0x000 },
-    { 0x00000000, 0x002914c5, 0x000 },
-    { 0x00000019, 0x00203625, 0x000 },
-    { 0x00000000, 0x003a1402, 0x000 },
-    { 0x00000016, 0x00211625, 0x000 },
-    { 0x00000003, 0x00281625, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0xfffffffc, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002914a3, 0x000 },
-    { 0x00000017, 0x00203625, 0x000 },
-    { 0x00008000, 0x00280e22, 0x000 },
-    { 0x00000007, 0x00220e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x20000000, 0x00280e22, 0x000 },
-    { 0x00000006, 0x00210e23, 0x000 },
-    { 0x00000000, 0x0029386e, 0x000 },
-    { 0x00000000, 0x00220222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x038 },
-    { 0x00000000, 0x2ee00000, 0x035 },
-    { 0x00000000, 0x2ce00000, 0x037 },
-    { 0x00000000, 0x00400e2d, 0x039 },
-    { 0x00000008, 0x00200e2d, 0x000 },
-    { 0x00000009, 0x0040122d, 0x046 },
-    { 0x00000001, 0x00400e2d, 0x039 },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x03e },
-    { 0x00000008, 0x00401c11, 0x041 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x0000000f, 0x00281e27, 0x000 },
-    { 0x00000003, 0x00221e27, 0x000 },
-    { 0x7fc00000, 0x00281a23, 0x000 },
-    { 0x00000014, 0x00211a26, 0x000 },
-    { 0x00000001, 0x00331a26, 0x000 },
-    { 0x00000008, 0x00221a26, 0x000 },
-    { 0x00000000, 0x00290cc7, 0x000 },
-    { 0x00000027, 0x00203624, 0x000 },
-    { 0x00007f00, 0x00281221, 0x000 },
-    { 0x00001400, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x04b },
-    { 0x00000001, 0x00290e23, 0x000 },
-    { 0x0000000e, 0x00203623, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfff80000, 0x00294a23, 0x000 },
-    { 0x00000000, 0x003a2c02, 0x000 },
-    { 0x00000002, 0x00220e2b, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x0000000f, 0x00203623, 0x000 },
-    { 0x00001fff, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00204a2d, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000029, 0x00200e2d, 0x000 },
-    { 0x060a0200, 0x00294a23, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00210222, 0x000 },
-    { 0x00000000, 0x14e00000, 0x061 },
-    { 0x00000000, 0x2ee00000, 0x05f },
-    { 0x00000000, 0x2ce00000, 0x05e },
-    { 0x00000000, 0x00400e2d, 0x062 },
-    { 0x00000001, 0x00400e2d, 0x062 },
-    { 0x0000000a, 0x00200e2d, 0x000 },
-    { 0x0000000b, 0x0040122d, 0x06a },
-    { 0x00000000, 0xc0200c00, 0x000 },
-    { 0x003ffffc, 0x00281223, 0x000 },
-    { 0x00000002, 0x00221224, 0x000 },
-    { 0x7fc00000, 0x00281623, 0x000 },
-    { 0x00000014, 0x00211625, 0x000 },
-    { 0x00000001, 0x00331625, 0x000 },
-    { 0x80000000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00290ca3, 0x000 },
-    { 0x3ffffc00, 0x00290e23, 0x000 },
-    { 0x0000001f, 0x00211e23, 0x000 },
-    { 0x00000000, 0x14e00000, 0x06d },
-    { 0x00000100, 0x00401c11, 0x070 },
-    { 0x0000000d, 0x00201e2d, 0x000 },
-    { 0x000000f0, 0x00281e27, 0x000 },
-    { 0x00000004, 0x00221e27, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0xfffff0ff, 0x00281a30, 0x000 },
-    { 0x0000a028, 0x00204411, 0x000 },
-    { 0x00000000, 0x002948e6, 0x000 },
-    { 0x0000a018, 0x00204411, 0x000 },
-    { 0x3fffffff, 0x00284a23, 0x000 },
-    { 0x0000a010, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000030, 0x0020162d, 0x000 },
-    { 0x00000002, 0x00291625, 0x000 },
-    { 0x00000030, 0x00203625, 0x000 },
-    { 0x00000025, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a3, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x083 },
-    { 0x00000026, 0x0020162d, 0x000 },
-    { 0x00000000, 0x002f00a4, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x084 },
-    { 0x00000000, 0x00400000, 0x08a },
-    { 0x00000025, 0x00203623, 0x000 },
-    { 0x00000026, 0x00203624, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000002, 0x00210227, 0x000 },
-    { 0x00000000, 0x14e00000, 0x08a },
-    { 0x00000000, 0x00600000, 0x5ff },
-    { 0x00000000, 0x00600000, 0x5f3 },
-    { 0x00000002, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x08d },
-    { 0x00000012, 0xc0403620, 0x093 },
-    { 0x00000000, 0x2ee00000, 0x091 },
-    { 0x00000000, 0x2ce00000, 0x090 },
-    { 0x00000002, 0x00400e2d, 0x092 },
-    { 0x00000003, 0x00400e2d, 0x092 },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000012, 0x00203623, 0x000 },
-    { 0x00000003, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x098 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x0a0 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x2ee00000, 0x09e },
-    { 0x00000000, 0x2ce00000, 0x09d },
-    { 0x00000002, 0x00400e2d, 0x09f },
-    { 0x00000003, 0x00400e2d, 0x09f },
-    { 0x0000000c, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x00204803, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x003f0000, 0x00280e23, 0x000 },
-    { 0x00000010, 0x00210e23, 0x000 },
-    { 0x00000011, 0x00203623, 0x000 },
-    { 0x0000001e, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0a7 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x0000001f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0aa },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000008, 0x00210e2b, 0x000 },
-    { 0x0000007f, 0x00280e23, 0x000 },
-    { 0x00000000, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0e1 },
-    { 0x00000000, 0x27000000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x0b3 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x0000000c, 0x00221e30, 0x000 },
-    { 0x99800000, 0x00204411, 0x000 },
-    { 0x00000004, 0x0020122d, 0x000 },
-    { 0x00000008, 0x00221224, 0x000 },
-    { 0x00000010, 0x00201811, 0x000 },
-    { 0x00000000, 0x00291ce4, 0x000 },
-    { 0x00000000, 0x00604807, 0x12f },
-    { 0x9b000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x9c000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x0033146f, 0x000 },
-    { 0x00000001, 0x00333e23, 0x000 },
-    { 0x00000000, 0xd9004800, 0x000 },
-    { 0x00000000, 0x00203c05, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e007, 0x00204411, 0x000 },
-    { 0x0000000f, 0x0021022b, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0cb },
-    { 0x00f8ff08, 0x00204811, 0x000 },
-    { 0x98000000, 0x00404811, 0x0dc },
-    { 0x000000f0, 0x00280e22, 0x000 },
-    { 0x000000a0, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x0da },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d5 },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0d4 },
-    { 0x00003f00, 0x00400c11, 0x0d6 },
-    { 0x00001f00, 0x00400c11, 0x0d6 },
-    { 0x00000f00, 0x00200c11, 0x000 },
-    { 0x00380009, 0x00294a23, 0x000 },
-    { 0x3f000000, 0x00280e2b, 0x000 },
-    { 0x00000002, 0x00220e23, 0x000 },
-    { 0x00000007, 0x00494a23, 0x0dc },
-    { 0x00380f09, 0x00204811, 0x000 },
-    { 0x68000007, 0x00204811, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000a202, 0x00204411, 0x000 },
-    { 0x00ff0000, 0x00280e22, 0x000 },
-    { 0x00000080, 0x00294a23, 0x000 },
-    { 0x00000027, 0x00200e2d, 0x000 },
-    { 0x00000026, 0x0020122d, 0x000 },
-    { 0x00000000, 0x002f0083, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x0ea },
-    { 0x00000000, 0x00600000, 0x5f9 },
-    { 0x00000000, 0x00400000, 0x0eb },
-    { 0x00000000, 0x00600000, 0x5fc },
-    { 0x00000007, 0x0020222d, 0x000 },
-    { 0x00000005, 0x00220e22, 0x000 },
-    { 0x00100000, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000000, 0x003a0c02, 0x000 },
-    { 0x000000ef, 0x00280e23, 0x000 },
-    { 0x00000000, 0x00292068, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000003, 0x00210223, 0x000 },
-    { 0x00000000, 0x14e00000, 0x0f8 },
-    { 0x0000000b, 0x00210228, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0f8 },
-    { 0x00000400, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000001c, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x0fd },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000001e, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x10b },
-    { 0x0000a30f, 0x00204411, 0x000 },
-    { 0x00000011, 0x00200e2d, 0x000 },
-    { 0x00000001, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x104 },
-    { 0xffffffff, 0x00404811, 0x10b },
-    { 0x00000002, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x107 },
-    { 0x0000ffff, 0x00404811, 0x10b },
-    { 0x00000004, 0x002f0223, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x10a },
-    { 0x000000ff, 0x00404811, 0x10b },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0002c400, 0x00204411, 0x000 },
-    { 0x0000001f, 0x00210e22, 0x000 },
-    { 0x00000000, 0x14c00000, 0x112 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000018, 0x40224a20, 0x000 },
-    { 0x00000010, 0xc0424a20, 0x114 },
-    { 0x00000000, 0x00200c11, 0x000 },
-    { 0x00000013, 0x00203623, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x0000000a, 0x00201011, 0x000 },
-    { 0x00000000, 0x002f0224, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x11b },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00531224, 0x117 },
-    { 0xffbfffff, 0x00283a2e, 0x000 },
-    { 0x0000001b, 0x00210222, 0x000 },
-    { 0x00000000, 0x14c00000, 0x12e },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000d, 0x00204811, 0x000 },
-    { 0x00000018, 0x00220e30, 0x000 },
-    { 0xfc000000, 0x00280e23, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x0000000e, 0x00204811, 0x000 },
-    { 0x00000000, 0x00201010, 0x000 },
-    { 0x0000e00e, 0x00204411, 0x000 },
-    { 0x07f8ff08, 0x00204811, 0x000 },
-    { 0x00000000, 0x00294a23, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a24, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x00800000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204806, 0x000 },
-    { 0x00000008, 0x00214a27, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x622 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x621 },
-    { 0x00000004, 0x00404c11, 0x135 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x000021f8, 0x00204411, 0x000 },
-    { 0x0000001c, 0x00204811, 0x000 },
-    { 0x000421f9, 0x00604411, 0x622 },
-    { 0x00000011, 0x00210230, 0x000 },
-    { 0x00000000, 0x14e00000, 0x13c },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40280620, 0x000 },
-    { 0x00000010, 0xc0210a20, 0x000 },
-    { 0x00000000, 0x00341461, 0x000 },
-    { 0x00000000, 0x00741882, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x147 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x160 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0681a20, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x158 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000001, 0x00300a2f, 0x000 },
-    { 0x00000001, 0x00210a22, 0x000 },
-    { 0x00000003, 0x00384a22, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600000, 0x18f },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00202c08, 0x000 },
-    { 0x00000000, 0x00202411, 0x000 },
-    { 0x00000000, 0x00202811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000002, 0x00221e29, 0x000 },
-    { 0x00000000, 0x007048eb, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000001, 0x40330620, 0x000 },
-    { 0x00000000, 0xc0302409, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x181 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x186 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x186 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000001, 0x00530621, 0x182 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0604800, 0x197 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000011, 0x0020062d, 0x000 },
-    { 0x00000000, 0x0078042a, 0x2fb },
-    { 0x00000000, 0x00202809, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x174 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x194 },
-    { 0x00000015, 0xc0203620, 0x000 },
-    { 0x00000016, 0xc0203620, 0x000 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x46000000, 0x00600811, 0x1b2 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x19b },
-    { 0x00000001, 0x00804811, 0x000 },
-    { 0x00000021, 0x00804811, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000ffff, 0x40281620, 0x000 },
-    { 0x00000010, 0xc0811a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000006, 0x00204811, 0x000 },
-    { 0x00000008, 0x00221e30, 0x000 },
-    { 0x00000029, 0x00201a2d, 0x000 },
-    { 0x0000e000, 0x00204411, 0x000 },
-    { 0xfffbff09, 0x00204811, 0x000 },
-    { 0x0000000f, 0x0020222d, 0x000 },
-    { 0x00001fff, 0x00294a28, 0x000 },
-    { 0x00000006, 0x0020222d, 0x000 },
-    { 0x00000000, 0x002920e8, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x060a0200, 0x00294a26, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000100, 0x00201811, 0x000 },
-    { 0x00000008, 0x00621e28, 0x12f },
-    { 0x00000008, 0x00822228, 0x000 },
-    { 0x0002c000, 0x00204411, 0x000 },
-    { 0x00000015, 0x00600e2d, 0x1bd },
-    { 0x00000016, 0x00600e2d, 0x1bd },
-    { 0x0000c008, 0x00204411, 0x000 },
-    { 0x00000017, 0x00200e2d, 0x000 },
-    { 0x00000000, 0x14c00000, 0x1b9 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x39000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00804802, 0x000 },
-    { 0x00000018, 0x00202e2d, 0x000 },
-    { 0x00000000, 0x003b0d63, 0x000 },
-    { 0x00000008, 0x00224a23, 0x000 },
-    { 0x00000010, 0x00224a23, 0x000 },
-    { 0x00000018, 0x00224a23, 0x000 },
-    { 0x00000000, 0x00804803, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00000007, 0x0021062f, 0x000 },
-    { 0x00000013, 0x00200a2d, 0x000 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000ffff, 0x40282220, 0x000 },
-    { 0x0000000f, 0x00262228, 0x000 },
-    { 0x00000010, 0x40212620, 0x000 },
-    { 0x0000000f, 0x00262629, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1e0 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000081, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000080, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1dc },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1d8 },
-    { 0x00000001, 0x00202c11, 0x000 },
-    { 0x0000001f, 0x00280a22, 0x000 },
-    { 0x0000001f, 0x00282a2a, 0x000 },
-    { 0x00000001, 0x00530621, 0x1d1 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000002, 0x00304a2f, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000001, 0x00301e2f, 0x000 },
-    { 0x00000000, 0x002f0227, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0x00600000, 0x1e9 },
-    { 0x00000001, 0x00531e27, 0x1e5 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x0000000f, 0x00260e23, 0x000 },
-    { 0x00000010, 0xc0211220, 0x000 },
-    { 0x0000000f, 0x00261224, 0x000 },
-    { 0x00000000, 0x00201411, 0x000 },
-    { 0x00000000, 0x00601811, 0x2bb },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022b, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x1f8 },
-    { 0x00000010, 0x00221628, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a29, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x0020480a, 0x000 },
-    { 0x00000000, 0x00202c11, 0x000 },
-    { 0x00000010, 0x00221623, 0x000 },
-    { 0xffff0000, 0x00281625, 0x000 },
-    { 0x0000ffff, 0x00281a24, 0x000 },
-    { 0x00000000, 0x002948c5, 0x000 },
-    { 0x00000000, 0x00731503, 0x205 },
-    { 0x00000000, 0x00201805, 0x000 },
-    { 0x00000000, 0x00731524, 0x205 },
-    { 0x00000000, 0x002d14c5, 0x000 },
-    { 0x00000000, 0x003008a2, 0x000 },
-    { 0x00000000, 0x00204802, 0x000 },
-    { 0x00000000, 0x00202802, 0x000 },
-    { 0x00000000, 0x00202003, 0x000 },
-    { 0x00000000, 0x00802404, 0x000 },
-    { 0x0000000f, 0x00210225, 0x000 },
-    { 0x00000000, 0x14c00000, 0x621 },
-    { 0x00000000, 0x002b1405, 0x000 },
-    { 0x00000001, 0x00901625, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001a, 0x00294a22, 0x000 },
-    { 0x00000000, 0xc0200000, 0x000 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x000 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00384a21, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000ffff, 0x40281220, 0x000 },
-    { 0x00000010, 0xc0211a20, 0x000 },
-    { 0x0000ffff, 0x40280e20, 0x000 },
-    { 0x00000010, 0xc0211620, 0x000 },
-    { 0x00000000, 0x00741465, 0x2bb },
-    { 0x0001a1fd, 0x00604411, 0x2e0 },
-    { 0x00000001, 0x00330621, 0x000 },
-    { 0x00000000, 0x002f0221, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x219 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x212 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x5de },
-    { 0x00000000, 0x0040040f, 0x213 },
-    { 0x00000000, 0x00600000, 0x5d1 },
-    { 0x00000000, 0x00600000, 0x5de },
-    { 0x00000210, 0x00600411, 0x315 },
-    { 0x00000000, 0x00600000, 0x1a0 },
-    { 0x00000000, 0x00600000, 0x19c },
-    { 0x00000000, 0x00600000, 0x2bb },
-    { 0x00000000, 0x00600000, 0x2a3 },
-    { 0x93800000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204808, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x232 },
-    { 0x00000000, 0x00600000, 0x13a },
-    { 0x00000000, 0x00400000, 0x236 },
-    { 0x95000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0ce00000, 0x236 },
-    { 0x00000000, 0xc0404800, 0x233 },
-    { 0x92000000, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000016, 0x00204811, 0x000 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00204411, 0x000 },
-    { 0x00000000, 0x00600411, 0x2fb },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000000, 0x00600000, 0x5d1 },
-    { 0x0000a00c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000018, 0x40210a20, 0x000 },
-    { 0x00000003, 0x002f0222, 0x000 },
-    { 0x00000000, 0x0ae00000, 0x24c },
-    { 0x00000014, 0x0020222d, 0x000 },
-    { 0x00080101, 0x00292228, 0x000 },
-    { 0x00000014, 0x00203628, 0x000 },
-    { 0x0000a30c, 0x00204411, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0204800, 0x000 },
-    { 0x00000000, 0xc0404800, 0x251 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00000010, 0x00600411, 0x315 },
-    { 0x3f800000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00000000, 0x00600000, 0x27c },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000001, 0x00211e27, 0x000 },
-    { 0x00000000, 0x14e00000, 0x26a },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x0000ffff, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00341c27, 0x000 },
-    { 0x00000000, 0x12c00000, 0x25f },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e5, 0x000 },
-    { 0x00000000, 0x08c00000, 0x262 },
-    { 0x00000000, 0x00201407, 0x000 },
-    { 0x00000012, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00211e27, 0x000 },
-    { 0x00000000, 0x00341c47, 0x000 },
-    { 0x00000000, 0x12c00000, 0x267 },
-    { 0x00000000, 0x00201c11, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x08c00000, 0x26a },
-    { 0x00000000, 0x00201807, 0x000 },
-    { 0x00000000, 0x00600000, 0x2c1 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x00000000, 0x00342023, 0x000 },
-    { 0x00000000, 0x12c00000, 0x272 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x271 },
-    { 0x00000016, 0x00404811, 0x276 },
-    { 0x00000018, 0x00404811, 0x276 },
-    { 0x00000000, 0x00342044, 0x000 },
-    { 0x00000000, 0x12c00000, 0x275 },
-    { 0x00000017, 0x00404811, 0x276 },
-    { 0x00000019, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0x00604411, 0x2e9 },
-    { 0x00003fff, 0x002f022f, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x256 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x00000010, 0x40210620, 0x000 },
-    { 0x0000ffff, 0xc0280a20, 0x000 },
-    { 0x00000010, 0x40210e20, 0x000 },
-    { 0x0000ffff, 0xc0281220, 0x000 },
-    { 0x00000010, 0x40211620, 0x000 },
-    { 0x0000ffff, 0xc0881a20, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00042004, 0x00604411, 0x622 },
-    { 0x00000000, 0x00600000, 0x5d1 },
-    { 0x00000000, 0xc0600000, 0x2a3 },
-    { 0x00000005, 0x00200a2d, 0x000 },
-    { 0x00000008, 0x00220a22, 0x000 },
-    { 0x0000002b, 0x00201a2d, 0x000 },
-    { 0x0000001c, 0x00201e2d, 0x000 },
-    { 0x00007000, 0x00281e27, 0x000 },
-    { 0x00000000, 0x00311ce6, 0x000 },
-    { 0x0000002a, 0x00201a2d, 0x000 },
-    { 0x0000000c, 0x00221a26, 0x000 },
-    { 0x00000000, 0x002f00e6, 0x000 },
-    { 0x00000000, 0x06e00000, 0x292 },
-    { 0x00000000, 0x00201c11, 0x000 },
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-    { 0x00000001, 0x00804811, 0x000 },
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-    { 0x00000010, 0x00221e23, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
-    { 0x00000000, 0x003308a2, 0x000 },
-    { 0x00000010, 0x00221e22, 0x000 },
-    { 0x00000010, 0x00212222, 0x000 },
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-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294887, 0x000 },
-    { 0x00000001, 0x00220a21, 0x000 },
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-    { 0x00000010, 0x00221e22, 0x000 },
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-    { 0x00000001, 0x00220a22, 0x000 },
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-    { 0x00000001, 0x40304a20, 0x000 },
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-    { 0x00000001, 0x00530a22, 0x355 },
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-    { 0x00000001, 0x00331a26, 0x000 },
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-    { 0x00000000, 0x0cc00000, 0x376 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000001, 0x00204811, 0x000 },
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-    { 0x00000000, 0x00404808, 0x000 },
-    { 0x0000a2d4, 0x00204411, 0x000 },
-    { 0x00000001, 0x00504a28, 0x000 },
-    { 0x85000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0x0000304a, 0x00204411, 0x000 },
-    { 0x01000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x00400000, 0x5be },
-    { 0xa4000000, 0xc0204411, 0x000 },
-    { 0x00000000, 0xc0404800, 0x000 },
-    { 0x00000000, 0xc0600000, 0x5c3 },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x0000003f, 0x00204811, 0x000 },
-    { 0x00000005, 0x00204811, 0x000 },
-    { 0x0000a1f4, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x88000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0xff000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x00000002, 0x00804811, 0x000 },
-    { 0x00000000, 0x0ee00000, 0x5d6 },
-    { 0x00001000, 0x00200811, 0x000 },
-    { 0x0000002b, 0x00203622, 0x000 },
-    { 0x00000000, 0x00600000, 0x5da },
-    { 0x00000000, 0x00600000, 0x5c3 },
-    { 0x98000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00804811, 0x000 },
-    { 0x00000000, 0xc0600000, 0x5da },
-    { 0x00000000, 0xc0400400, 0x001 },
-    { 0x0000a2a4, 0x00204411, 0x000 },
-    { 0x00000022, 0x00204811, 0x000 },
-    { 0x89000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00404811, 0x5cd },
-    { 0x97000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x8a000000, 0x00204411, 0x000 },
-    { 0x00000000, 0x00404811, 0x5cd },
-    { 0x00000000, 0x00600000, 0x5f3 },
-    { 0x0001a2a4, 0xc0204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x374 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x09800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x0004217f, 0x00604411, 0x622 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x000 },
-    { 0x00000004, 0x00404c11, 0x5ed },
-    { 0x00000000, 0x00400000, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000004, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffffb, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0x00000008, 0x00291e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x00000017, 0x00201e2d, 0x000 },
-    { 0xfffffff7, 0x00281e27, 0x000 },
-    { 0x00000017, 0x00803627, 0x000 },
-    { 0x0001a2a4, 0x00204411, 0x000 },
-    { 0x00000016, 0x00604811, 0x374 },
-    { 0x00002010, 0x00204411, 0x000 },
-    { 0x00010000, 0x00204811, 0x000 },
-    { 0x0000217c, 0x00204411, 0x000 },
-    { 0x01800000, 0x00204811, 0x000 },
-    { 0xffffffff, 0x00204811, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000000, 0x17000000, 0x000 },
-    { 0x81000000, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0004217f, 0x00604411, 0x622 },
-    { 0x0000001f, 0x00210230, 0x000 },
-    { 0x00000000, 0x14c00000, 0x621 },
-    { 0x00000010, 0x00404c11, 0x607 },
-    { 0x00000000, 0xc0200400, 0x000 },
-    { 0x00000000, 0x38c00000, 0x000 },
-    { 0x0000001d, 0x00200a2d, 0x000 },
-    { 0x0000001e, 0x00200e2d, 0x000 },
-    { 0x0000001f, 0x0020122d, 0x000 },
-    { 0x00000020, 0x0020162d, 0x000 },
-    { 0x00002169, 0x00204411, 0x000 },
-    { 0x00000000, 0x00204804, 0x000 },
-    { 0x00000000, 0x00204805, 0x000 },
-    { 0x00000000, 0x00204801, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000004, 0x00301224, 0x000 },
-    { 0x00000000, 0x002f0064, 0x000 },
-    { 0x00000000, 0x0cc00000, 0x620 },
-    { 0x00000003, 0x00281a22, 0x000 },
-    { 0x00000008, 0x00221222, 0x000 },
-    { 0xfffff000, 0x00281224, 0x000 },
-    { 0x00000000, 0x002910c4, 0x000 },
-    { 0x0000001f, 0x00403624, 0x000 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x622 },
-    { 0x9f000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x625 },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x1ac00000, 0x627 },
-    { 0x9e000000, 0x00204411, 0x000 },
-    { 0xcafebabe, 0x00204811, 0x000 },
-    { 0x00000000, 0x1ae00000, 0x62a },
-    { 0x00000000, 0x00800000, 0x000 },
-    { 0x00000000, 0x00600000, 0x00b },
-    { 0x00001000, 0x00600411, 0x315 },
-    { 0x00000000, 0x00200411, 0x000 },
-    { 0x00000000, 0x00600811, 0x1b2 },
-    { 0x0000225c, 0x00204411, 0x000 },
-    { 0x00000003, 0x00204811, 0x000 },
-    { 0x00002256, 0x00204411, 0x000 },
-    { 0x0000001b, 0x00204811, 0x000 },
-    { 0x0000a1fc, 0x00204411, 0x000 },
-    { 0x00000001, 0x00204811, 0x000 },
-    { 0x0001a1fd, 0xc0204411, 0x000 },
-    { 0x00000021, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000024, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000022, 0x0020222d, 0x000 },
-    { 0x0000ffff, 0x00282228, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00204811, 0x000 },
-    { 0x00000023, 0x00201e2d, 0x000 },
-    { 0x00000010, 0x00221e27, 0x000 },
-    { 0x00000000, 0x00294907, 0x000 },
-    { 0x00000000, 0x00404811, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x00000000, 0x00000000, 0x000 },
-    { 0x0142050a, 0x05ba0250, 0x000 },
-    { 0x01c30168, 0x044105ba, 0x000 },
-    { 0x02250209, 0x02500151, 0x000 },
-    { 0x02230245, 0x02a00241, 0x000 },
-    { 0x03d705ba, 0x05ba05ba, 0x000 },
-    { 0x05e205e3, 0x031f05ba, 0x000 },
-    { 0x032005bf, 0x0320034a, 0x000 },
-    { 0x03340282, 0x034c033e, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x05ba0557, 0x05ba032a, 0x000 },
-    { 0x03bc05ba, 0x04c3034e, 0x000 },
-    { 0x04a20455, 0x043f05ba, 0x000 },
-    { 0x04d805ba, 0x044304e5, 0x000 },
-    { 0x0455050f, 0x035b037b, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x05ba05ba, 0x05d805c1, 0x000 },
-    { 0x05ba05ba, 0x000705ba, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x03f803ed, 0x04080406, 0x000 },
-    { 0x040e040a, 0x040c0410, 0x000 },
-    { 0x041c0418, 0x04240420, 0x000 },
-    { 0x042c0428, 0x04340430, 0x000 },
-    { 0x05ba05ba, 0x043a0438, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x05ba05ba, 0x05ba05ba, 0x000 },
-    { 0x0002060e, 0x062c0006, 0x000 },
-};
-
-static const u32 RS780_pfp_microcode[] = {
-0xca0400,
-0xa00000,
-0x7e828b,
-0x7c038b,
-0x8001db,
-0x7c038b,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xc41838,
-0xca2400,
-0xca2800,
-0x9581cb,
-0xc41c3a,
-0xc3c000,
-0xca0800,
-0xca0c00,
-0x7c744b,
-0xc20005,
-0x99c000,
-0xc41c3a,
-0x7c744c,
-0xc0ffe0,
-0x042c08,
-0x309002,
-0x7d2500,
-0x351402,
-0x7d350b,
-0x255407,
-0x7cd580,
-0x259c07,
-0x95c004,
-0xd5001b,
-0x7eddc1,
-0x7d9d80,
-0xd6801b,
-0xd5801b,
-0xd4401e,
-0xd5401e,
-0xd6401e,
-0xd6801e,
-0xd4801e,
-0xd4c01e,
-0x9783d3,
-0xd5c01e,
-0xca0800,
-0x80001a,
-0xca0c00,
-0xe4011e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xe4013e,
-0xd4001e,
-0x80000c,
-0xc41838,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0xca0c00,
-0x8001db,
-0xd48024,
-0xca0800,
-0x7c00c0,
-0xc81425,
-0xc81824,
-0x7c9488,
-0x7c9880,
-0xc20003,
-0xd40075,
-0x7c744c,
-0x800064,
-0xd4401e,
-0xca1800,
-0xd4401e,
-0xd5801e,
-0x800062,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xe2001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xd40075,
-0xd4401e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd48019,
-0xd4c018,
-0xd50017,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c01,
-0xd48060,
-0x94c003,
-0x041001,
-0x041002,
-0xd50025,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xd48061,
-0xd4401e,
-0x800000,
-0xd4801e,
-0xca0800,
-0xca0c00,
-0xd4401e,
-0xd48016,
-0xd4c016,
-0xd4801e,
-0x8001db,
-0xd4c01e,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x948004,
-0xca1400,
-0xe420f3,
-0xd42013,
-0xd56065,
-0xd4e01c,
-0xd5201c,
-0xd5601c,
-0x800000,
-0x062001,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9483f7,
-0xca1400,
-0xe420f3,
-0x80009c,
-0xd42013,
-0xc60843,
-0xca0c00,
-0xca1000,
-0x9883ef,
-0xca1400,
-0xd40064,
-0x8000b0,
-0x000000,
-0xc41432,
-0xc61843,
-0xc4082f,
-0x954005,
-0xc40c30,
-0xd4401e,
-0x800000,
-0xee001e,
-0x9583f5,
-0xc41031,
-0xd44033,
-0xd52065,
-0xd4a01c,
-0xd4e01c,
-0xd5201c,
-0xe4015e,
-0xd4001e,
-0x800000,
-0x062001,
-0xca1800,
-0x0a2001,
-0xd60076,
-0xc40836,
-0x988007,
-0xc61045,
-0x950110,
-0xd4001f,
-0xd46062,
-0x800000,
-0xd42062,
-0xcc3835,
-0xcc1433,
-0x8401de,
-0xd40072,
-0xd5401e,
-0x800000,
-0xee001e,
-0xe2001a,
-0x8401de,
-0xe2001a,
-0xcc104b,
-0xcc0447,
-0x2c9401,
-0x7d098b,
-0x984005,
-0x7d15cb,
-0xd4001a,
-0x8001db,
-0xd4006d,
-0x344401,
-0xcc0c48,
-0x98403a,
-0xcc2c4a,
-0x958004,
-0xcc0449,
-0x8001db,
-0xd4001a,
-0xd4c01a,
-0x282801,
-0x840113,
-0xcc1003,
-0x98801b,
-0x04380c,
-0x840113,
-0xcc1003,
-0x988017,
-0x043808,
-0x840113,
-0xcc1003,
-0x988013,
-0x043804,
-0x840113,
-0xcc1003,
-0x988014,
-0xcc104c,
-0x9a8009,
-0xcc144d,
-0x9840dc,
-0xd4006d,
-0xcc1848,
-0xd5001a,
-0xd5401a,
-0x8000ec,
-0xd5801a,
-0x96c0d5,
-0xd4006d,
-0x8001db,
-0xd4006e,
-0x9ac003,
-0xd4006d,
-0xd4006e,
-0x800000,
-0xec007f,
-0x9ac0cc,
-0xd4006d,
-0x8001db,
-0xd4006e,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0x7d9103,
-0x7dd583,
-0x7d190c,
-0x35cc1f,
-0x35701f,
-0x7cf0cb,
-0x7cd08b,
-0x880000,
-0x7e8e8b,
-0x95c004,
-0xd4006e,
-0x8001db,
-0xd4001a,
-0xd4c01a,
-0xcc0803,
-0xcc0c03,
-0xcc1003,
-0xcc1403,
-0xcc1803,
-0xcc1c03,
-0xcc2403,
-0xcc2803,
-0x35c41f,
-0x36b01f,
-0x7c704b,
-0x34f01f,
-0x7c704b,
-0x35701f,
-0x7c704b,
-0x7d8881,
-0x7dccc1,
-0x7e5101,
-0x7e9541,
-0x7c9082,
-0x7cd4c2,
-0x7c848b,
-0x9ac003,
-0x7c8c8b,
-0x2c8801,
-0x98809e,
-0xd4006d,
-0x98409c,
-0xd4006e,
-0xcc084c,
-0xcc0c4d,
-0xcc1048,
-0xd4801a,
-0xd4c01a,
-0x800124,
-0xd5001a,
-0xcc0832,
-0xd40032,
-0x9482b6,
-0xca0c00,
-0xd4401e,
-0x800000,
-0xd4001e,
-0xe4011e,
-0xd4001e,
-0xca0800,
-0xca0c00,
-0xca1000,
-0xd4401e,
-0xca1400,
-0xd4801e,
-0xd4c01e,
-0xd5001e,
-0xd5401e,
-0xd54034,
-0x800000,
-0xee001e,
-0x280404,
-0xe2001a,
-0xe2001a,
-0xd4401a,
-0xca3800,
-0xcc0803,
-0xcc0c03,
-0xcc0c03,
-0xcc0c03,
-0x98829a,
-0x000000,
-0x8401de,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0400,
-0xc2ff00,
-0xcc0834,
-0xc13fff,
-0x7c74cb,
-0x7cc90b,
-0x7d010f,
-0x99028d,
-0x7c738b,
-0x8401de,
-0xd7a06f,
-0x800000,
-0xee001f,
-0xca0800,
-0x281900,
-0x7d898b,
-0x958014,
-0x281404,
-0xca0c00,
-0xca1000,
-0xca1c00,
-0xca2400,
-0xe2001f,
-0xd4c01a,
-0xd5001a,
-0xd5401a,
-0xcc1803,
-0xcc2c03,
-0xcc2c03,
-0xcc2c03,
-0x7da58b,
-0x7d9c47,
-0x984274,
-0x000000,
-0x800184,
-0xd4c01a,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xe4013e,
-0xd4001e,
-0xd4401e,
-0xee001e,
-0xca0400,
-0xa00000,
-0x7e828b,
-0xca0800,
-0x248c06,
-0x0ccc06,
-0x98c006,
-0xcc104e,
-0x990004,
-0xd40073,
-0xe4011e,
-0xd4001e,
-0xd4401e,
-0xd4801e,
-0x800000,
-0xee001e,
-0xca0800,
-0xca0c00,
-0x34d018,
-0x251001,
-0x950021,
-0xc17fff,
-0xca1000,
-0xca1400,
-0xca1800,
-0xd4801d,
-0xd4c01d,
-0x7db18b,
-0xc14202,
-0xc2c001,
-0xd5801d,
-0x34dc0e,
-0x7d5d4c,
-0x7f734c,
-0xd7401e,
-0xd5001e,
-0xd5401e,
-0xc14200,
-0xc2c000,
-0x099c01,
-0x31dc10,
-0x7f5f4c,
-0x7f734c,
-0x042802,
-0x7d8380,
-0xd5a86f,
-0xd58066,
-0xd7401e,
-0xec005e,
-0xc82402,
-0xc82402,
-0x8001db,
-0xd60076,
-0xd4401e,
-0xd4801e,
-0xd4c01e,
-0x800000,
-0xee001e,
-0x800000,
-0xee001f,
-0xd4001f,
-0x800000,
-0xd4001f,
-0xd4001f,
-0x880000,
-0xd4001f,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x000000,
-0x010194,
-0x02019b,
-0x0300b2,
-0x0400a2,
-0x050003,
-0x06003f,
-0x070032,
-0x08014f,
-0x090046,
-0x0a0036,
-0x1001d9,
-0x1700c5,
-0x22015d,
-0x23016c,
-0x2000d7,
-0x240148,
-0x26004d,
-0x27005c,
-0x28008d,
-0x290051,
-0x2a007e,
-0x2b0061,
-0x2f0088,
-0x3200aa,
-0x3401a2,
-0x36006f,
-0x3c0179,
-0x3f0095,
-0x4101af,
-0x440151,
-0x550196,
-0x56019d,
-0x60000b,
-0x610034,
-0x620038,
-0x630038,
-0x640038,
-0x650038,
-0x660038,
-0x670038,
-0x68003a,
-0x690041,
-0x6a0048,
-0x6b0048,
-0x6c0048,
-0x6d0048,
-0x6e0048,
-0x6f0048,
-0x7301d9,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-0x000006,
-};
-
-static const u32 RV770_cp_microcode[] = {
-0xcc0003ea,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000001,
-0xd040007f,
-0x80000001,
-0xcc400041,
-0x7c40c000,
-0xc0160004,
-0x30d03fff,
-0x7d15000c,
-0xcc110000,
-0x28d8001e,
-0x31980001,
-0x28dc001f,
-0xc8200004,
-0x95c00006,
-0x7c424000,
-0xcc000062,
-0x7e56800c,
-0xcc290000,
-0xc8240004,
-0x7e26000b,
-0x95800006,
-0x7c42c000,
-0xcc000062,
-0x7ed7000c,
-0xcc310000,
-0xc82c0004,
-0x7e2e000c,
-0xcc000062,
-0x31103fff,
-0x80000001,
-0xce110000,
-0x7c40c000,
-0x80000001,
-0xcc400040,
-0x80000001,
-0xcc412257,
-0x7c418000,
-0xcc400045,
-0xcc400048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc400045,
-0xcc400048,
-0x7c40c000,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc000045,
-0xcc000048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x040ca1fd,
-0xc0120001,
-0xcc000045,
-0xcc000048,
-0x7cd0c00c,
-0xcc41225c,
-0xcc41a1fc,
-0xd04d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000001,
-0xcc41225d,
-0x7c408000,
-0x7c40c000,
-0xc02a0002,
-0x7c410000,
-0x7d29000c,
-0x30940001,
-0x30980006,
-0x309c0300,
-0x29dc0008,
-0x7c420000,
-0x7c424000,
-0x9540000f,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0xccc12169,
-0xcd01216a,
-0xce81216b,
-0x0db40002,
-0xcc01216c,
-0x9740000e,
-0x0db40000,
-0x8000007b,
-0xc834000a,
-0x0db40002,
-0x97400009,
-0x0db40000,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0x8000007b,
-0xc834000a,
-0x97400004,
-0x7e028000,
-0x8000007b,
-0xc834000a,
-0x0db40004,
-0x9740ff8c,
-0x00000000,
-0xce01216d,
-0xce41216e,
-0xc8280003,
-0xc834000a,
-0x9b400004,
-0x043c0005,
-0x8400026d,
-0xcc000062,
-0x0df40000,
-0x9740000b,
-0xc82c03e6,
-0xce81a2b7,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c4,
-0x80000001,
-0xcfc1a2d1,
-0x0df40001,
-0x9740000b,
-0xc82c03e7,
-0xce81a2bb,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c5,
-0x80000001,
-0xcfc1a2d2,
-0x0df40002,
-0x9740000b,
-0xc82c03e8,
-0xce81a2bf,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c6,
-0x80000001,
-0xcfc1a2d3,
-0xc82c03e9,
-0xce81a2c3,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c7,
-0x80000001,
-0xcfc1a2d4,
-0x80000001,
-0xcc400042,
-0x7c40c000,
-0x7c410000,
-0x2914001d,
-0x31540001,
-0x9940000d,
-0x31181000,
-0xc81c0011,
-0x09dc0001,
-0x95c0ffff,
-0xc81c0011,
-0xccc12100,
-0xcd012101,
-0xccc12102,
-0xcd012103,
-0x04180004,
-0x8000039f,
-0xcd81a2a4,
-0xc02a0004,
-0x95800008,
-0x36a821a3,
-0xcc290000,
-0xc8280004,
-0xc81c0011,
-0x0de40040,
-0x9640ffff,
-0xc81c0011,
-0xccc12170,
-0xcd012171,
-0xc8200012,
-0x96000000,
-0xc8200012,
-0x8000039f,
-0xcc000064,
-0x7c40c000,
-0x7c410000,
-0xcc000045,
-0xcc000048,
-0x40d40003,
-0xcd41225c,
-0xcd01a1fc,
-0xc01a0001,
-0x041ca1fd,
-0x7dd9c00c,
-0x7c420000,
-0x08cc0001,
-0x06240001,
-0x06280002,
-0xce1d0000,
-0xce5d0000,
-0x98c0fffa,
-0xce9d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x7c40c000,
-0x30d00001,
-0x28cc0001,
-0x7c414000,
-0x95000006,
-0x7c418000,
-0xcd41216d,
-0xcd81216e,
-0x800000f3,
-0xc81c0003,
-0xc0220004,
-0x7e16000c,
-0xcc210000,
-0xc81c0004,
-0x7c424000,
-0x98c00004,
-0x7c428000,
-0x80000001,
-0xcde50000,
-0xce412169,
-0xce81216a,
-0xcdc1216b,
-0x80000001,
-0xcc01216c,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0x7c41c000,
-0x28a40008,
-0x326400ff,
-0x0e68003c,
-0x9680000a,
-0x7c020000,
-0x7c420000,
-0x1e300003,
-0xcc00006a,
-0x9b000003,
-0x42200005,
-0x04200040,
-0x80000110,
-0x7c024000,
-0x7e024000,
-0x9a400000,
-0x0a640001,
-0x30ec0010,
-0x9ac0000a,
-0xcc000062,
-0xc02a0004,
-0xc82c0021,
-0x7e92800c,
-0xcc000041,
-0xcc290000,
-0xcec00021,
-0x80000120,
-0xc8300004,
-0xcd01216d,
-0xcd41216e,
-0xc8300003,
-0x7f1f000b,
-0x30f40007,
-0x27780001,
-0x9740002a,
-0x07b80125,
-0x9f800000,
-0x00000000,
-0x80000135,
-0x7f1b8004,
-0x80000139,
-0x7f1b8005,
-0x8000013d,
-0x7f1b8002,
-0x80000141,
-0x7f1b8003,
-0x80000145,
-0x7f1b8007,
-0x80000149,
-0x7f1b8006,
-0x8000014e,
-0x28a40008,
-0x9b800019,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x9b800015,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x9b800011,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x9b80000d,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x9b800009,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x9b800005,
-0x28a40008,
-0x8000015e,
-0x326400ff,
-0x28a40008,
-0x326400ff,
-0x0e68003c,
-0x9a80feb1,
-0x28ec0008,
-0x7c434000,
-0x7c438000,
-0x7c43c000,
-0x96c00007,
-0xcc000062,
-0xcf412169,
-0xcf81216a,
-0xcfc1216b,
-0x80000001,
-0xcc01216c,
-0x80000001,
-0xcff50000,
-0xcc00006b,
-0x840003a2,
-0x0e68003c,
-0x9a800004,
-0xc8280015,
-0x80000001,
-0xd040007f,
-0x9680ffab,
-0x7e024000,
-0x8400023b,
-0xc00e0002,
-0xcc000041,
-0x80000239,
-0xccc1304a,
-0x7c40c000,
-0x7c410000,
-0xc01e0001,
-0x29240012,
-0xc0220002,
-0x96400005,
-0xc0260004,
-0xc027fffb,
-0x7d25000b,
-0xc0260000,
-0x7dd2800b,
-0x7e12c00b,
-0x7d25000c,
-0x7c414000,
-0x7c418000,
-0xccc12169,
-0x9a80000a,
-0xcd01216a,
-0xcd41216b,
-0x96c0fe82,
-0xcd81216c,
-0xc8300018,
-0x97000000,
-0xc8300018,
-0x80000001,
-0xcc000018,
-0x840003a2,
-0xcc00007f,
-0xc8140013,
-0xc8180014,
-0xcd41216b,
-0x96c0fe76,
-0xcd81216c,
-0x80000182,
-0xc8300018,
-0xc80c0008,
-0x98c00000,
-0xc80c0008,
-0x7c410000,
-0x95000002,
-0x00000000,
-0x7c414000,
-0xc8200009,
-0xcc400043,
-0xce01a1f4,
-0xcc400044,
-0xc00e8000,
-0x7c424000,
-0x7c428000,
-0x2aac001f,
-0x96c0fe63,
-0xc035f000,
-0xce4003e2,
-0x32780003,
-0x267c0008,
-0x7ff7c00b,
-0x7ffbc00c,
-0x2a780018,
-0xcfc003e3,
-0xcf8003e4,
-0x26b00002,
-0x7f3f0000,
-0xcf0003e5,
-0x8000031f,
-0x7c80c000,
-0x7c40c000,
-0x28d00008,
-0x3110000f,
-0x9500000f,
-0x25280001,
-0x06a801b3,
-0x9e800000,
-0x00000000,
-0x800001d4,
-0xc0120800,
-0x800001e2,
-0xc814000f,
-0x800001e9,
-0xc8140010,
-0x800001f0,
-0xccc1a2a4,
-0x800001f9,
-0xc8140011,
-0x30d0003f,
-0x0d280015,
-0x9a800012,
-0x0d28001e,
-0x9a80001e,
-0x0d280020,
-0x9a800023,
-0x0d24000f,
-0x0d280010,
-0x7e6a800c,
-0x9a800026,
-0x0d200004,
-0x0d240014,
-0x0d280028,
-0x7e62400c,
-0x7ea6800c,
-0x9a80002a,
-0xc8140011,
-0x80000001,
-0xccc1a2a4,
-0xc0120800,
-0x7c414000,
-0x7d0cc00c,
-0xc0120008,
-0x29580003,
-0x295c000c,
-0x7c420000,
-0x7dd1c00b,
-0x26200014,
-0x7e1e400c,
-0x7e4e800c,
-0xce81a2a4,
-0x80000001,
-0xcd81a1fe,
-0xc814000f,
-0x0410210e,
-0x95400000,
-0xc814000f,
-0xd0510000,
-0x80000001,
-0xccc1a2a4,
-0xc8140010,
-0x04102108,
-0x95400000,
-0xc8140010,
-0xd0510000,
-0x80000001,
-0xccc1a2a4,
-0xccc1a2a4,
-0x04100001,
-0xcd000019,
-0x840003a2,
-0xcc00007f,
-0xc8100019,
-0x99000000,
-0xc8100019,
-0x80000002,
-0x7c408000,
-0x04102100,
-0x09540001,
-0x9540ffff,
-0xc8140011,
-0xd0510000,
-0x8000039f,
-0xccc1a2a4,
-0x7c40c000,
-0xcc40000d,
-0x94c0fdff,
-0xcc40000e,
-0x7c410000,
-0x95000005,
-0x08cc0001,
-0xc8140005,
-0x99400014,
-0x00000000,
-0x98c0fffb,
-0x7c410000,
-0x80000002,
-0x7d008000,
-0xc8140005,
-0x7c40c000,
-0x9940000c,
-0xc818000c,
-0x7c410000,
-0x9580fdee,
-0xc820000e,
-0xc81c000d,
-0x66200020,
-0x7e1e002c,
-0x25240002,
-0x7e624020,
-0x80000001,
-0xcce60000,
-0x7c410000,
-0xcc00006c,
-0xcc00006d,
-0xc818001f,
-0xc81c001e,
-0x65980020,
-0x7dd9c02c,
-0x7cd4c00c,
-0xccde0000,
-0x45dc0004,
-0xc8280017,
-0x9680000f,
-0xc00e0001,
-0x28680008,
-0x2aac0016,
-0x32a800ff,
-0x0eb00049,
-0x7f2f000b,
-0x97000006,
-0x00000000,
-0xc8140005,
-0x7c40c000,
-0x80000223,
-0x7c410000,
-0x80000226,
-0xd040007f,
-0x8400023b,
-0xcc000041,
-0xccc1304a,
-0x94000000,
-0xc83c001a,
-0x043c0005,
-0xcfc1a2a4,
-0xc0361f90,
-0xc0387fff,
-0x7c03c010,
-0x7f7b400c,
-0xcf41217c,
-0xcfc1217d,
-0xcc01217e,
-0xc03a0004,
-0x0434217f,
-0x7f7b400c,
-0xcc350000,
-0xc83c0004,
-0x2bfc001f,
-0x04380020,
-0x97c00005,
-0xcc000062,
-0x9b800000,
-0x0bb80001,
-0x80000247,
-0xcc000071,
-0xcc01a1f4,
-0x04380016,
-0xc0360002,
-0xcf81a2a4,
-0x88000000,
-0xcf412010,
-0x7c40c000,
-0x28d0001c,
-0x95000005,
-0x04d40001,
-0xcd400065,
-0x80000001,
-0xcd400068,
-0x09540002,
-0x80000001,
-0xcd400066,
-0x8400026c,
-0xc81803ea,
-0x7c40c000,
-0x9980fd9d,
-0xc8140016,
-0x08d00001,
-0x9940002b,
-0xcd000068,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x043c0005,
-0xcfc1a2a4,
-0xcc01a1f4,
-0x840003a2,
-0xcc000046,
-0x88000000,
-0xcc00007f,
-0x8400027e,
-0xc81803ea,
-0x7c40c000,
-0x9980fd8b,
-0xc8140016,
-0x08d00001,
-0x99400019,
-0xcd000068,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x043c0022,
-0xcfc1a2a4,
-0x840003a2,
-0xcc000047,
-0x88000000,
-0xcc00007f,
-0xc8100016,
-0x9900000d,
-0xcc400067,
-0x80000002,
-0x7c408000,
-0xc81803ea,
-0x9980fd77,
-0x7c40c000,
-0x94c00003,
-0xc8100016,
-0x99000004,
-0xccc00068,
-0x80000002,
-0x7c408000,
-0x8400023b,
-0xc0148000,
-0xcc000041,
-0xcd41304a,
-0xc0148000,
-0x99000000,
-0xc8100016,
-0x80000002,
-0x7c408000,
-0xc0120001,
-0x7c51400c,
-0x80000001,
-0xd0550000,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0x291c001f,
-0xccc0004a,
-0xcd00004b,
-0x95c00003,
-0xc01c8000,
-0xcdc12010,
-0xdd830000,
-0x055c2000,
-0xcc000062,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc0004c,
-0xcd00004d,
-0xdd830000,
-0x055ca000,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc0004e,
-0xcd00004f,
-0xdd830000,
-0x055cc000,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00050,
-0xcd000051,
-0xdd830000,
-0x055cf8e0,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00052,
-0xcd000053,
-0xdd830000,
-0x055cf880,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00054,
-0xcd000055,
-0xdd830000,
-0x055ce000,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00056,
-0xcd000057,
-0xdd830000,
-0x055cf000,
-0x80000001,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00058,
-0xcd000059,
-0xdd830000,
-0x055cf3fc,
-0x80000001,
-0xd81f4100,
-0xd0432000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043a000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043c000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f8e0,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f880,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043e000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f3fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xc81403e0,
-0xcc430000,
-0xcc430000,
-0xcc430000,
-0x7d45c000,
-0xcdc30000,
-0xd0430000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x7c40c000,
-0xc81003e2,
-0xc81403e5,
-0xc81803e3,
-0xc81c03e4,
-0xcd812169,
-0xcdc1216a,
-0xccc1216b,
-0xcc01216c,
-0x04200004,
-0x7da18000,
-0x7d964002,
-0x9640fcd7,
-0xcd8003e3,
-0x31280003,
-0xc02df000,
-0x25180008,
-0x7dad800b,
-0x7da9800c,
-0x80000001,
-0xcd8003e3,
-0x308cffff,
-0xd04d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x7c40c000,
-0x7c410000,
-0x29240018,
-0x32640001,
-0x9a400013,
-0xc8140020,
-0x15580002,
-0x9580ffff,
-0xc8140020,
-0xcc00006e,
-0xccc12180,
-0xcd01218d,
-0xcc412181,
-0x2914001f,
-0x34588000,
-0xcd81218c,
-0x9540fcb9,
-0xcc412182,
-0xc8140020,
-0x9940ffff,
-0xc8140020,
-0x80000002,
-0x7c408000,
-0x7c414000,
-0x7c418000,
-0x7c41c000,
-0x65b40020,
-0x7f57402c,
-0xd4378100,
-0x47740004,
-0xd4378100,
-0x47740004,
-0xd4378100,
-0x47740004,
-0x09dc0004,
-0xd4378100,
-0x99c0fff8,
-0x47740004,
-0x2924001f,
-0xc0380019,
-0x9640fca1,
-0xc03e0004,
-0xcf8121f8,
-0x37e021f9,
-0xcc210000,
-0xc8200004,
-0x2a200018,
-0x32200001,
-0x9a00fffb,
-0xcf8121f8,
-0x80000002,
-0x7c408000,
-0x7c40c000,
-0x28d00018,
-0x31100001,
-0xc0160080,
-0x95000003,
-0xc02a0004,
-0x7cd4c00c,
-0xccc1217c,
-0xcc41217d,
-0xcc41217e,
-0x7c418000,
-0x1db00003,
-0x36a0217f,
-0x9b000003,
-0x419c0005,
-0x041c0040,
-0x99c00000,
-0x09dc0001,
-0xcc210000,
-0xc8240004,
-0x2a6c001f,
-0x419c0005,
-0x9ac0fffa,
-0xcc800062,
-0x80000002,
-0x7c408000,
-0x7c40c000,
-0x04d403e6,
-0x80000001,
-0xcc540000,
-0x8000039f,
-0xcc4003ea,
-0xc01c8000,
-0x044ca000,
-0xcdc12010,
-0x7c410000,
-0xc8140009,
-0x04180000,
-0x041c0008,
-0xcd800071,
-0x09dc0001,
-0x05980001,
-0xcd0d0000,
-0x99c0fffc,
-0xcc800062,
-0x8000039f,
-0xcd400071,
-0xc00e0100,
-0xcc000041,
-0xccc1304a,
-0xc83c007f,
-0xcc00007f,
-0x80000001,
-0xcc00007f,
-0xcc00007f,
-0x88000000,
-0xcc00007f,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00010333,
-0x00100004,
-0x00170006,
-0x00210008,
-0x00270028,
-0x00280023,
-0x00290029,
-0x002a0026,
-0x002b0029,
-0x002d0038,
-0x002e003f,
-0x002f004a,
-0x0034004c,
-0x00360030,
-0x003900af,
-0x003a00d0,
-0x003b00e5,
-0x003c00fd,
-0x003d016c,
-0x003f00ad,
-0x00410338,
-0x0043036c,
-0x0044018f,
-0x004500fd,
-0x004601ad,
-0x004701ad,
-0x00480200,
-0x0049020e,
-0x004a0257,
-0x004b0284,
-0x00520261,
-0x00530273,
-0x00540289,
-0x0057029b,
-0x0060029f,
-0x006102ae,
-0x006202b8,
-0x006302c2,
-0x006402cc,
-0x006502d6,
-0x006602e0,
-0x006702ea,
-0x006802f4,
-0x006902f8,
-0x006a02fc,
-0x006b0300,
-0x006c0304,
-0x006d0308,
-0x006e030c,
-0x006f0310,
-0x00700314,
-0x00720386,
-0x0074038c,
-0x0079038a,
-0x007c031e,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-0x000f039b,
-};
-
-static const u32 RV770_pfp_microcode[] = {
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x80000000,
-0xdc030000,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xc818000e,
-0x31980001,
-0x7c424000,
-0x95800252,
-0x7c428000,
-0xc81c001c,
-0xc037c000,
-0x7c40c000,
-0x7c410000,
-0x7cb4800b,
-0xc0360003,
-0x99c00000,
-0xc81c001c,
-0x7cb4800c,
-0x24d40002,
-0x7d654000,
-0xcd400043,
-0xce800043,
-0xcd000043,
-0xcc800040,
-0xce400040,
-0xce800040,
-0xccc00040,
-0xdc3a0000,
-0x9780ffde,
-0xcd000040,
-0x7c40c000,
-0x80000018,
-0x7c410000,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x8000000c,
-0x31980002,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x288c0008,
-0x30cc000f,
-0x34100001,
-0x7d0d0008,
-0x8000000c,
-0x7d91800b,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc4003f9,
-0x80000261,
-0xcc4003f8,
-0xc82003f8,
-0xc81c03f9,
-0xc81803fb,
-0xc037ffff,
-0x7c414000,
-0xcf41a29e,
-0x66200020,
-0x7de1c02c,
-0x7d58c008,
-0x7cdcc020,
-0x68d00020,
-0xc0360003,
-0xcc000054,
-0x7cb4800c,
-0x8000006a,
-0xcc800040,
-0x7c418000,
-0xcd81a29e,
-0xcc800040,
-0xcd800040,
-0x80000068,
-0xcc000054,
-0xc019ffff,
-0xcc800040,
-0xcd81a29e,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xcc400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc000054,
-0xcc800040,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00001,
-0xccc1a29f,
-0x95000003,
-0x04140001,
-0x04140002,
-0xcd4003fb,
-0xcc800040,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0xcc800040,
-0xccc1a2a2,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0x28d4001f,
-0xcc800040,
-0x95400003,
-0x7c410000,
-0xccc00057,
-0x2918001f,
-0xccc00040,
-0x95800003,
-0xcd000040,
-0xcd000058,
-0x80000261,
-0xcc00007f,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0xca0c0010,
-0x7c410000,
-0x94c00004,
-0x7c414000,
-0xd42002c4,
-0xcde00044,
-0x9b00000b,
-0x7c418000,
-0xcc00004b,
-0xcda00049,
-0xcd200041,
-0xcd600041,
-0xcda00041,
-0x06200001,
-0xce000056,
-0x80000261,
-0xcc00007f,
-0xc8280020,
-0xc82c0021,
-0xcc000063,
-0x7eea4001,
-0x65740020,
-0x7f53402c,
-0x269c0002,
-0x7df5c020,
-0x69f80020,
-0xce80004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0xce600041,
-0x271c0002,
-0x7df5c020,
-0x69f80020,
-0x7db24001,
-0xcf00004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0x800000bd,
-0xce600041,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xca0c0010,
-0x7c410000,
-0x94c0000b,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0x800000b6,
-0x7c414000,
-0xcc000048,
-0x800000ef,
-0x00000000,
-0xc8200017,
-0xc81c0023,
-0x0e240002,
-0x99c00015,
-0x7c418000,
-0x0a200001,
-0xce000056,
-0xd4000440,
-0xcc000040,
-0xc036c000,
-0xca140013,
-0x96400007,
-0x37747900,
-0xcf400040,
-0xcc000040,
-0xc83003fa,
-0x80000104,
-0xcf000022,
-0xcc000022,
-0x9540015d,
-0xcc00007f,
-0xcca00046,
-0x80000000,
-0xcc200046,
-0x80000261,
-0xcc000064,
-0xc8200017,
-0xc810001f,
-0x96000005,
-0x09100001,
-0xd4000440,
-0xcd000040,
-0xcd000022,
-0xcc800040,
-0xd0400040,
-0xc80c0025,
-0x94c0feeb,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0x7c40c000,
-0x7c410000,
-0xccc003fd,
-0xcd0003fc,
-0xccc00042,
-0xcd000042,
-0x2914001f,
-0x29180010,
-0x31980007,
-0x3b5c0001,
-0x7d76000b,
-0x99800005,
-0x7d5e400b,
-0xcc000042,
-0x80000261,
-0xcc00004d,
-0x29980001,
-0x292c0008,
-0x9980003d,
-0x32ec0001,
-0x96000004,
-0x2930000c,
-0x80000261,
-0xcc000042,
-0x04140010,
-0xcd400042,
-0x33300001,
-0x34280001,
-0x8400015e,
-0xc8140003,
-0x9b40001b,
-0x0438000c,
-0x8400015e,
-0xc8140003,
-0x9b400017,
-0x04380008,
-0x8400015e,
-0xc8140003,
-0x9b400013,
-0x04380004,
-0x8400015e,
-0xc8140003,
-0x9b400015,
-0xc80c03fd,
-0x9a800009,
-0xc81003fc,
-0x9b000118,
-0xcc00004d,
-0x04140010,
-0xccc00042,
-0xcd000042,
-0x80000136,
-0xcd400042,
-0x96c00111,
-0xcc00004d,
-0x80000261,
-0xcc00004e,
-0x9ac00003,
-0xcc00004d,
-0xcc00004e,
-0xdf830000,
-0x80000000,
-0xd80301ff,
-0x9ac00107,
-0xcc00004d,
-0x80000261,
-0xcc00004e,
-0xc8180003,
-0xc81c0003,
-0xc8200003,
-0x7d5d4003,
-0x7da1c003,
-0x7d5d400c,
-0x2a10001f,
-0x299c001f,
-0x7d1d000b,
-0x7d17400b,
-0x88000000,
-0x7e92800b,
-0x96400004,
-0xcc00004e,
-0x80000261,
-0xcc000042,
-0x04380008,
-0xcf800042,
-0xc8080003,
-0xc80c0003,
-0xc8100003,
-0xc8140003,
-0xc8180003,
-0xc81c0003,
-0xc8240003,
-0xc8280003,
-0x29fc001f,
-0x2ab0001f,
-0x7ff3c00b,
-0x28f0001f,
-0x7ff3c00b,
-0x2970001f,
-0x7ff3c00b,
-0x7d888001,
-0x7dccc001,
-0x7e510001,
-0x7e954001,
-0x7c908002,
-0x7cd4c002,
-0x7cbc800b,
-0x9ac00003,
-0x7c8f400b,
-0x38b40001,
-0x9b4000d8,
-0xcc00004d,
-0x9bc000d6,
-0xcc00004e,
-0xc80c03fd,
-0xc81003fc,
-0xccc00042,
-0x8000016f,
-0xcd000042,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xcc400040,
-0xcc400040,
-0xcc400040,
-0x7c40c000,
-0xccc00040,
-0xccc0000d,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0x7c410000,
-0x65140020,
-0x7d4d402c,
-0x24580002,
-0x7d598020,
-0x7c41c000,
-0xcd800042,
-0x69980020,
-0xcd800042,
-0xcdc00042,
-0xc023c000,
-0x05e40002,
-0x7ca0800b,
-0x26640010,
-0x7ca4800c,
-0xcc800040,
-0xcdc00040,
-0xccc00040,
-0x95c0000e,
-0xcd000040,
-0x09dc0001,
-0xc8280003,
-0x96800008,
-0xce800040,
-0xc834001d,
-0x97400000,
-0xc834001d,
-0x26a80008,
-0x84000264,
-0xcc2b0000,
-0x99c0fff7,
-0x09dc0001,
-0xdc3a0000,
-0x97800004,
-0x7c418000,
-0x800001a3,
-0x25980002,
-0xa0000000,
-0x7d808000,
-0xc818001d,
-0x7c40c000,
-0x64d00008,
-0x95800000,
-0xc818001d,
-0xcc130000,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xcc400040,
-0xc810001f,
-0x7c40c000,
-0xcc800040,
-0x7cd1400c,
-0xcd400040,
-0x05180001,
-0x80000000,
-0xcd800022,
-0x7c40c000,
-0x64500020,
-0x84000264,
-0xcc000061,
-0x7cd0c02c,
-0xc8200017,
-0xc8d60000,
-0x99400008,
-0x7c438000,
-0xdf830000,
-0xcfa0004f,
-0x84000264,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000261,
-0xcc000062,
-0x84000264,
-0xcc000061,
-0xc8200017,
-0x7c40c000,
-0xc036ff00,
-0xc810000d,
-0xc0303fff,
-0x7cf5400b,
-0x7d51800b,
-0x7d81800f,
-0x99800008,
-0x7cf3800b,
-0xdf830000,
-0xcfa0004f,
-0x84000264,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000261,
-0xcc000062,
-0x84000264,
-0x7c40c000,
-0x28dc0008,
-0x95c00019,
-0x30dc0010,
-0x7c410000,
-0x99c00004,
-0x64540020,
-0x80000209,
-0xc91d0000,
-0x7d15002c,
-0xc91e0000,
-0x7c420000,
-0x7c424000,
-0x7c418000,
-0x7de5c00b,
-0x7de28007,
-0x9a80000e,
-0x41ac0005,
-0x9ac00000,
-0x0aec0001,
-0x30dc0010,
-0x99c00004,
-0x00000000,
-0x8000020c,
-0xc91d0000,
-0x8000020c,
-0xc91e0000,
-0xcc800040,
-0xccc00040,
-0xd0400040,
-0xc80c0025,
-0x94c0fde3,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00006,
-0x0d100006,
-0x99000007,
-0xc8140015,
-0x99400005,
-0xcc000052,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0xcc4d0000,
-0xdc3a0000,
-0x9780fdbc,
-0x04cc0001,
-0x80000243,
-0xcc4d0000,
-0x7c40c000,
-0x7c410000,
-0x29240018,
-0x32640001,
-0x9640000f,
-0xcc800040,
-0x7c414000,
-0x7c418000,
-0x7c41c000,
-0xccc00043,
-0xcd000043,
-0x31dc7fff,
-0xcdc00043,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xcd800040,
-0x80000000,
-0xcdc00040,
-0xccc00040,
-0xcd000040,
-0x80000000,
-0xd0400040,
-0x80000000,
-0xd040007f,
-0xcc00007f,
-0x80000000,
-0xcc00007f,
-0xcc00007f,
-0x88000000,
-0xcc00007f,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00030223,
-0x0004022b,
-0x000500a0,
-0x00020003,
-0x0006003c,
-0x00070027,
-0x00080192,
-0x00090044,
-0x000a002d,
-0x0010025f,
-0x001700f1,
-0x002201d8,
-0x002301e9,
-0x0026004c,
-0x0027005f,
-0x0020011b,
-0x00280093,
-0x0029004f,
-0x002a0084,
-0x002b0065,
-0x002f008e,
-0x003200d9,
-0x00340233,
-0x00360075,
-0x0039010b,
-0x003c01fd,
-0x003f00a0,
-0x00410248,
-0x00440195,
-0x0048019e,
-0x004901c6,
-0x004a01d0,
-0x00550226,
-0x0056022e,
-0x0060000a,
-0x0061002a,
-0x00620030,
-0x00630030,
-0x00640030,
-0x00650030,
-0x00660030,
-0x00670030,
-0x00680037,
-0x0069003f,
-0x006a0047,
-0x006b0047,
-0x006c0047,
-0x006d0047,
-0x006e0047,
-0x006f0047,
-0x00700047,
-0x0073025f,
-0x007b0241,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-};
-
-static const u32 RV730_pfp_microcode[] = {
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x80000000,
-0xdc030000,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xc818000e,
-0x31980001,
-0x7c424000,
-0x9580023a,
-0x7c428000,
-0xc81c001c,
-0xc037c000,
-0x7c40c000,
-0x7c410000,
-0x7cb4800b,
-0xc0360003,
-0x99c00000,
-0xc81c001c,
-0x7cb4800c,
-0x24d40002,
-0x7d654000,
-0xcd400043,
-0xce800043,
-0xcd000043,
-0xcc800040,
-0xce400040,
-0xce800040,
-0xccc00040,
-0xdc3a0000,
-0x9780ffde,
-0xcd000040,
-0x7c40c000,
-0x80000018,
-0x7c410000,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x8000000c,
-0x31980002,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x288c0008,
-0x30cc000f,
-0x34100001,
-0x7d0d0008,
-0x8000000c,
-0x7d91800b,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc4003f9,
-0x80000249,
-0xcc4003f8,
-0xc037ffff,
-0x7c414000,
-0xcf41a29e,
-0xc82003f8,
-0xc81c03f9,
-0x66200020,
-0xc81803fb,
-0x7de1c02c,
-0x7d58c008,
-0x7cdcc020,
-0x69100020,
-0xc0360003,
-0xcc000054,
-0x7cb4800c,
-0x80000069,
-0xcc800040,
-0x7c418000,
-0xcd81a29e,
-0xcc800040,
-0x80000067,
-0xcd800040,
-0xc019ffff,
-0xcc800040,
-0xcd81a29e,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xcc400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc000054,
-0xcc800040,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00001,
-0xccc1a29f,
-0x95000003,
-0x04140001,
-0x04140002,
-0xcd4003fb,
-0xcc800040,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0xcc800040,
-0xccc1a2a2,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0x28d4001f,
-0xcc800040,
-0x95400003,
-0x7c410000,
-0xccc00057,
-0x2918001f,
-0xccc00040,
-0x95800003,
-0xcd000040,
-0xcd000058,
-0x80000249,
-0xcc00007f,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0xca0c0010,
-0x7c410000,
-0x94c00004,
-0x7c414000,
-0xd42002c4,
-0xcde00044,
-0x9b00000b,
-0x7c418000,
-0xcc00004b,
-0xcda00049,
-0xcd200041,
-0xcd600041,
-0xcda00041,
-0x06200001,
-0xce000056,
-0x80000249,
-0xcc00007f,
-0xc8280020,
-0xc82c0021,
-0xcc000063,
-0x7eea4001,
-0x65740020,
-0x7f53402c,
-0x269c0002,
-0x7df5c020,
-0x69f80020,
-0xce80004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0xce600041,
-0x271c0002,
-0x7df5c020,
-0x69f80020,
-0x7db24001,
-0xcf00004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0x800000bc,
-0xce600041,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xca0c0010,
-0x7c410000,
-0x94c0000b,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0x800000b5,
-0x7c414000,
-0xcc000048,
-0x800000ee,
-0x00000000,
-0xc8200017,
-0xc81c0023,
-0x0e240002,
-0x99c00015,
-0x7c418000,
-0x0a200001,
-0xce000056,
-0xd4000440,
-0xcc000040,
-0xc036c000,
-0xca140013,
-0x96400007,
-0x37747900,
-0xcf400040,
-0xcc000040,
-0xc83003fa,
-0x80000103,
-0xcf000022,
-0xcc000022,
-0x95400146,
-0xcc00007f,
-0xcca00046,
-0x80000000,
-0xcc200046,
-0x80000249,
-0xcc000064,
-0xc8200017,
-0xc810001f,
-0x96000005,
-0x09100001,
-0xd4000440,
-0xcd000040,
-0xcd000022,
-0xcc800040,
-0xd0400040,
-0xc80c0025,
-0x94c0feec,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0x7c40c000,
-0x7c410000,
-0xccc003fd,
-0xcd0003fc,
-0xccc00042,
-0xcd000042,
-0x2914001f,
-0x29180010,
-0x31980007,
-0x3b5c0001,
-0x7d76000b,
-0x99800005,
-0x7d5e400b,
-0xcc000042,
-0x80000249,
-0xcc00004d,
-0x29980001,
-0x292c0008,
-0x9980003d,
-0x32ec0001,
-0x96000004,
-0x2930000c,
-0x80000249,
-0xcc000042,
-0x04140010,
-0xcd400042,
-0x33300001,
-0x34280001,
-0x8400015d,
-0xc8140003,
-0x9b40001b,
-0x0438000c,
-0x8400015d,
-0xc8140003,
-0x9b400017,
-0x04380008,
-0x8400015d,
-0xc8140003,
-0x9b400013,
-0x04380004,
-0x8400015d,
-0xc8140003,
-0x9b400015,
-0xc80c03fd,
-0x9a800009,
-0xc81003fc,
-0x9b000101,
-0xcc00004d,
-0x04140010,
-0xccc00042,
-0xcd000042,
-0x80000135,
-0xcd400042,
-0x96c000fa,
-0xcc00004d,
-0x80000249,
-0xcc00004e,
-0x9ac00003,
-0xcc00004d,
-0xcc00004e,
-0xdf830000,
-0x80000000,
-0xd80301ff,
-0x9ac000f0,
-0xcc00004d,
-0x80000249,
-0xcc00004e,
-0xc8180003,
-0xc81c0003,
-0xc8200003,
-0x7d5d4003,
-0x7da1c003,
-0x7d5d400c,
-0x2a10001f,
-0x299c001f,
-0x7d1d000b,
-0x7d17400b,
-0x88000000,
-0x7e92800b,
-0x96400004,
-0xcc00004e,
-0x80000249,
-0xcc000042,
-0x04380008,
-0xcf800042,
-0xc8080003,
-0xc80c0003,
-0xc8100003,
-0xc8140003,
-0xc8180003,
-0xc81c0003,
-0xc8240003,
-0xc8280003,
-0x29fc001f,
-0x2ab0001f,
-0x7ff3c00b,
-0x28f0001f,
-0x7ff3c00b,
-0x2970001f,
-0x7ff3c00b,
-0x7d888001,
-0x7dccc001,
-0x7e510001,
-0x7e954001,
-0x7c908002,
-0x7cd4c002,
-0x7cbc800b,
-0x9ac00003,
-0x7c8f400b,
-0x38b40001,
-0x9b4000c1,
-0xcc00004d,
-0x9bc000bf,
-0xcc00004e,
-0xc80c03fd,
-0xc81003fc,
-0xccc00042,
-0x8000016e,
-0xcd000042,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xcc400040,
-0xcc400040,
-0xcc400040,
-0x7c40c000,
-0xccc00040,
-0xccc0000d,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0x7c410000,
-0x65140020,
-0x7d4d402c,
-0x24580002,
-0x7d598020,
-0x7c41c000,
-0xcd800042,
-0x69980020,
-0xcd800042,
-0xcdc00042,
-0xc023c000,
-0x05e40002,
-0x7ca0800b,
-0x26640010,
-0x7ca4800c,
-0xcc800040,
-0xcdc00040,
-0xccc00040,
-0x95c0000e,
-0xcd000040,
-0x09dc0001,
-0xc8280003,
-0x96800008,
-0xce800040,
-0xc834001d,
-0x97400000,
-0xc834001d,
-0x26a80008,
-0x8400024c,
-0xcc2b0000,
-0x99c0fff7,
-0x09dc0001,
-0xdc3a0000,
-0x97800004,
-0x7c418000,
-0x800001a2,
-0x25980002,
-0xa0000000,
-0x7d808000,
-0xc818001d,
-0x7c40c000,
-0x64d00008,
-0x95800000,
-0xc818001d,
-0xcc130000,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xcc400040,
-0xc810001f,
-0x7c40c000,
-0xcc800040,
-0x7cd1400c,
-0xcd400040,
-0x05180001,
-0x80000000,
-0xcd800022,
-0x7c40c000,
-0x64500020,
-0x8400024c,
-0xcc000061,
-0x7cd0c02c,
-0xc8200017,
-0xc8d60000,
-0x99400008,
-0x7c438000,
-0xdf830000,
-0xcfa0004f,
-0x8400024c,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000249,
-0xcc000062,
-0x8400024c,
-0xcc000061,
-0xc8200017,
-0x7c40c000,
-0xc036ff00,
-0xc810000d,
-0xc0303fff,
-0x7cf5400b,
-0x7d51800b,
-0x7d81800f,
-0x99800008,
-0x7cf3800b,
-0xdf830000,
-0xcfa0004f,
-0x8400024c,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000249,
-0xcc000062,
-0x8400024c,
-0x7c40c000,
-0x28dc0008,
-0x95c00019,
-0x30dc0010,
-0x7c410000,
-0x99c00004,
-0x64540020,
-0x80000208,
-0xc91d0000,
-0x7d15002c,
-0xc91e0000,
-0x7c420000,
-0x7c424000,
-0x7c418000,
-0x7de5c00b,
-0x7de28007,
-0x9a80000e,
-0x41ac0005,
-0x9ac00000,
-0x0aec0001,
-0x30dc0010,
-0x99c00004,
-0x00000000,
-0x8000020b,
-0xc91d0000,
-0x8000020b,
-0xc91e0000,
-0xcc800040,
-0xccc00040,
-0xd0400040,
-0xc80c0025,
-0x94c0fde4,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00006,
-0x0d100006,
-0x99000007,
-0xc8140015,
-0x99400005,
-0xcc000052,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0xcc4d0000,
-0xdc3a0000,
-0x9780fdbd,
-0x04cc0001,
-0x80000242,
-0xcc4d0000,
-0x80000000,
-0xd040007f,
-0xcc00007f,
-0x80000000,
-0xcc00007f,
-0xcc00007f,
-0x88000000,
-0xcc00007f,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00030222,
-0x0004022a,
-0x0005009f,
-0x00020003,
-0x0006003c,
-0x00070027,
-0x00080191,
-0x00090044,
-0x000a002d,
-0x00100247,
-0x001700f0,
-0x002201d7,
-0x002301e8,
-0x0026004c,
-0x0027005f,
-0x0020011a,
-0x00280092,
-0x0029004f,
-0x002a0083,
-0x002b0064,
-0x002f008d,
-0x003200d8,
-0x00340232,
-0x00360074,
-0x0039010a,
-0x003c01fc,
-0x003f009f,
-0x00410005,
-0x00440194,
-0x0048019d,
-0x004901c5,
-0x004a01cf,
-0x00550225,
-0x0056022d,
-0x0060000a,
-0x0061002a,
-0x00620030,
-0x00630030,
-0x00640030,
-0x00650030,
-0x00660030,
-0x00670030,
-0x00680037,
-0x0069003f,
-0x006a0047,
-0x006b0047,
-0x006c0047,
-0x006d0047,
-0x006e0047,
-0x006f0047,
-0x00700047,
-0x00730247,
-0x007b0240,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-};
-
-static const u32 RV730_cp_microcode[] = {
-0xcc0003ea,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000001,
-0xd040007f,
-0x80000001,
-0xcc400041,
-0x7c40c000,
-0xc0160004,
-0x30d03fff,
-0x7d15000c,
-0xcc110000,
-0x28d8001e,
-0x31980001,
-0x28dc001f,
-0xc8200004,
-0x95c00006,
-0x7c424000,
-0xcc000062,
-0x7e56800c,
-0xcc290000,
-0xc8240004,
-0x7e26000b,
-0x95800006,
-0x7c42c000,
-0xcc000062,
-0x7ed7000c,
-0xcc310000,
-0xc82c0004,
-0x7e2e000c,
-0xcc000062,
-0x31103fff,
-0x80000001,
-0xce110000,
-0x7c40c000,
-0x80000001,
-0xcc400040,
-0x80000001,
-0xcc412257,
-0x7c418000,
-0xcc400045,
-0xcc400048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc400045,
-0xcc400048,
-0x7c40c000,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc000045,
-0xcc000048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x040ca1fd,
-0xc0120001,
-0xcc000045,
-0xcc000048,
-0x7cd0c00c,
-0xcc41225c,
-0xcc41a1fc,
-0xd04d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000001,
-0xcc41225d,
-0x7c408000,
-0x7c40c000,
-0xc02a0002,
-0x7c410000,
-0x7d29000c,
-0x30940001,
-0x30980006,
-0x309c0300,
-0x29dc0008,
-0x7c420000,
-0x7c424000,
-0x9540000f,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0xccc12169,
-0xcd01216a,
-0xce81216b,
-0x0db40002,
-0xcc01216c,
-0x9740000e,
-0x0db40000,
-0x8000007b,
-0xc834000a,
-0x0db40002,
-0x97400009,
-0x0db40000,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0x8000007b,
-0xc834000a,
-0x97400004,
-0x7e028000,
-0x8000007b,
-0xc834000a,
-0x0db40004,
-0x9740ff8c,
-0x00000000,
-0xce01216d,
-0xce41216e,
-0xc8280003,
-0xc834000a,
-0x9b400004,
-0x043c0005,
-0x8400026b,
-0xcc000062,
-0x0df40000,
-0x9740000b,
-0xc82c03e6,
-0xce81a2b7,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c4,
-0x80000001,
-0xcfc1a2d1,
-0x0df40001,
-0x9740000b,
-0xc82c03e7,
-0xce81a2bb,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c5,
-0x80000001,
-0xcfc1a2d2,
-0x0df40002,
-0x9740000b,
-0xc82c03e8,
-0xce81a2bf,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c6,
-0x80000001,
-0xcfc1a2d3,
-0xc82c03e9,
-0xce81a2c3,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c7,
-0x80000001,
-0xcfc1a2d4,
-0x80000001,
-0xcc400042,
-0x7c40c000,
-0x7c410000,
-0x2914001d,
-0x31540001,
-0x9940000c,
-0x31181000,
-0xc81c0011,
-0x95c00000,
-0xc81c0011,
-0xccc12100,
-0xcd012101,
-0xccc12102,
-0xcd012103,
-0x04180004,
-0x8000037c,
-0xcd81a2a4,
-0xc02a0004,
-0x95800008,
-0x36a821a3,
-0xcc290000,
-0xc8280004,
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-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00010331,
-0x00100004,
-0x00170006,
-0x00210008,
-0x00270028,
-0x00280023,
-0x00290029,
-0x002a0026,
-0x002b0029,
-0x002d0038,
-0x002e003f,
-0x002f004a,
-0x0034004c,
-0x00360030,
-0x003900af,
-0x003a00cf,
-0x003b00e4,
-0x003c00fc,
-0x003d016b,
-0x003f00ad,
-0x00410336,
-0x00430349,
-0x0044018e,
-0x004500fc,
-0x004601ac,
-0x004701ac,
-0x004801fe,
-0x0049020c,
-0x004a0255,
-0x004b0282,
-0x0052025f,
-0x00530271,
-0x00540287,
-0x00570299,
-0x0060029d,
-0x006102ac,
-0x006202b6,
-0x006302c0,
-0x006402ca,
-0x006502d4,
-0x006602de,
-0x006702e8,
-0x006802f2,
-0x006902f6,
-0x006a02fa,
-0x006b02fe,
-0x006c0302,
-0x006d0306,
-0x006e030a,
-0x006f030e,
-0x00700312,
-0x00720363,
-0x00740369,
-0x00790367,
-0x007c031c,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-0x000f0378,
-};
-
-static const u32 RV710_pfp_microcode[] = {
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x80000000,
-0xdc030000,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xc818000e,
-0x31980001,
-0x7c424000,
-0x9580023a,
-0x7c428000,
-0xc81c001c,
-0xc037c000,
-0x7c40c000,
-0x7c410000,
-0x7cb4800b,
-0xc0360003,
-0x99c00000,
-0xc81c001c,
-0x7cb4800c,
-0x24d40002,
-0x7d654000,
-0xcd400043,
-0xce800043,
-0xcd000043,
-0xcc800040,
-0xce400040,
-0xce800040,
-0xccc00040,
-0xdc3a0000,
-0x9780ffde,
-0xcd000040,
-0x7c40c000,
-0x80000018,
-0x7c410000,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x8000000c,
-0x31980002,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xc818000e,
-0x288c0008,
-0x30cc000f,
-0x34100001,
-0x7d0d0008,
-0x8000000c,
-0x7d91800b,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc4003f9,
-0x80000249,
-0xcc4003f8,
-0xc037ffff,
-0x7c414000,
-0xcf41a29e,
-0xc82003f8,
-0xc81c03f9,
-0x66200020,
-0xc81803fb,
-0x7de1c02c,
-0x7d58c008,
-0x7cdcc020,
-0x69100020,
-0xc0360003,
-0xcc000054,
-0x7cb4800c,
-0x80000069,
-0xcc800040,
-0x7c418000,
-0xcd81a29e,
-0xcc800040,
-0x80000067,
-0xcd800040,
-0xc019ffff,
-0xcc800040,
-0xcd81a29e,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xcc400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xcc000054,
-0xcc800040,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0xccc1a1fa,
-0xcd01a1f9,
-0xcd41a29d,
-0xccc00040,
-0xcd000040,
-0xcd400040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00001,
-0xccc1a29f,
-0x95000003,
-0x04140001,
-0x04140002,
-0xcd4003fb,
-0xcc800040,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0xcc800040,
-0xccc1a2a2,
-0x80000000,
-0xccc00040,
-0x7c40c000,
-0x28d4001f,
-0xcc800040,
-0x95400003,
-0x7c410000,
-0xccc00057,
-0x2918001f,
-0xccc00040,
-0x95800003,
-0xcd000040,
-0xcd000058,
-0x80000249,
-0xcc00007f,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0xca0c0010,
-0x7c410000,
-0x94c00004,
-0x7c414000,
-0xd42002c4,
-0xcde00044,
-0x9b00000b,
-0x7c418000,
-0xcc00004b,
-0xcda00049,
-0xcd200041,
-0xcd600041,
-0xcda00041,
-0x06200001,
-0xce000056,
-0x80000249,
-0xcc00007f,
-0xc8280020,
-0xc82c0021,
-0xcc000063,
-0x7eea4001,
-0x65740020,
-0x7f53402c,
-0x269c0002,
-0x7df5c020,
-0x69f80020,
-0xce80004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0xce600041,
-0x271c0002,
-0x7df5c020,
-0x69f80020,
-0x7db24001,
-0xcf00004b,
-0xce600049,
-0xcde00041,
-0xcfa00041,
-0x800000bc,
-0xce600041,
-0xc8200017,
-0xc8300022,
-0x9a000006,
-0x0e280001,
-0xc824001e,
-0x0a640001,
-0xd4001240,
-0xce400040,
-0xca0c0010,
-0x7c410000,
-0x94c0000b,
-0xc036c000,
-0x96800007,
-0x37747900,
-0x041c0001,
-0xcf400040,
-0xcdc00040,
-0xcf0003fa,
-0x7c030000,
-0x800000b5,
-0x7c414000,
-0xcc000048,
-0x800000ee,
-0x00000000,
-0xc8200017,
-0xc81c0023,
-0x0e240002,
-0x99c00015,
-0x7c418000,
-0x0a200001,
-0xce000056,
-0xd4000440,
-0xcc000040,
-0xc036c000,
-0xca140013,
-0x96400007,
-0x37747900,
-0xcf400040,
-0xcc000040,
-0xc83003fa,
-0x80000103,
-0xcf000022,
-0xcc000022,
-0x95400146,
-0xcc00007f,
-0xcca00046,
-0x80000000,
-0xcc200046,
-0x80000249,
-0xcc000064,
-0xc8200017,
-0xc810001f,
-0x96000005,
-0x09100001,
-0xd4000440,
-0xcd000040,
-0xcd000022,
-0xcc800040,
-0xd0400040,
-0xc80c0025,
-0x94c0feec,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0x7c40c000,
-0x7c410000,
-0xccc003fd,
-0xcd0003fc,
-0xccc00042,
-0xcd000042,
-0x2914001f,
-0x29180010,
-0x31980007,
-0x3b5c0001,
-0x7d76000b,
-0x99800005,
-0x7d5e400b,
-0xcc000042,
-0x80000249,
-0xcc00004d,
-0x29980001,
-0x292c0008,
-0x9980003d,
-0x32ec0001,
-0x96000004,
-0x2930000c,
-0x80000249,
-0xcc000042,
-0x04140010,
-0xcd400042,
-0x33300001,
-0x34280001,
-0x8400015d,
-0xc8140003,
-0x9b40001b,
-0x0438000c,
-0x8400015d,
-0xc8140003,
-0x9b400017,
-0x04380008,
-0x8400015d,
-0xc8140003,
-0x9b400013,
-0x04380004,
-0x8400015d,
-0xc8140003,
-0x9b400015,
-0xc80c03fd,
-0x9a800009,
-0xc81003fc,
-0x9b000101,
-0xcc00004d,
-0x04140010,
-0xccc00042,
-0xcd000042,
-0x80000135,
-0xcd400042,
-0x96c000fa,
-0xcc00004d,
-0x80000249,
-0xcc00004e,
-0x9ac00003,
-0xcc00004d,
-0xcc00004e,
-0xdf830000,
-0x80000000,
-0xd80301ff,
-0x9ac000f0,
-0xcc00004d,
-0x80000249,
-0xcc00004e,
-0xc8180003,
-0xc81c0003,
-0xc8200003,
-0x7d5d4003,
-0x7da1c003,
-0x7d5d400c,
-0x2a10001f,
-0x299c001f,
-0x7d1d000b,
-0x7d17400b,
-0x88000000,
-0x7e92800b,
-0x96400004,
-0xcc00004e,
-0x80000249,
-0xcc000042,
-0x04380008,
-0xcf800042,
-0xc8080003,
-0xc80c0003,
-0xc8100003,
-0xc8140003,
-0xc8180003,
-0xc81c0003,
-0xc8240003,
-0xc8280003,
-0x29fc001f,
-0x2ab0001f,
-0x7ff3c00b,
-0x28f0001f,
-0x7ff3c00b,
-0x2970001f,
-0x7ff3c00b,
-0x7d888001,
-0x7dccc001,
-0x7e510001,
-0x7e954001,
-0x7c908002,
-0x7cd4c002,
-0x7cbc800b,
-0x9ac00003,
-0x7c8f400b,
-0x38b40001,
-0x9b4000c1,
-0xcc00004d,
-0x9bc000bf,
-0xcc00004e,
-0xc80c03fd,
-0xc81003fc,
-0xccc00042,
-0x8000016e,
-0xcd000042,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xcc400040,
-0xcc400040,
-0xcc400040,
-0x7c40c000,
-0xccc00040,
-0xccc0000d,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0x7c410000,
-0x65140020,
-0x7d4d402c,
-0x24580002,
-0x7d598020,
-0x7c41c000,
-0xcd800042,
-0x69980020,
-0xcd800042,
-0xcdc00042,
-0xc023c000,
-0x05e40002,
-0x7ca0800b,
-0x26640010,
-0x7ca4800c,
-0xcc800040,
-0xcdc00040,
-0xccc00040,
-0x95c0000e,
-0xcd000040,
-0x09dc0001,
-0xc8280003,
-0x96800008,
-0xce800040,
-0xc834001d,
-0x97400000,
-0xc834001d,
-0x26a80008,
-0x8400024c,
-0xcc2b0000,
-0x99c0fff7,
-0x09dc0001,
-0xdc3a0000,
-0x97800004,
-0x7c418000,
-0x800001a2,
-0x25980002,
-0xa0000000,
-0x7d808000,
-0xc818001d,
-0x7c40c000,
-0x64d00008,
-0x95800000,
-0xc818001d,
-0xcc130000,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xcc400040,
-0xc810001f,
-0x7c40c000,
-0xcc800040,
-0x7cd1400c,
-0xcd400040,
-0x05180001,
-0x80000000,
-0xcd800022,
-0x7c40c000,
-0x64500020,
-0x8400024c,
-0xcc000061,
-0x7cd0c02c,
-0xc8200017,
-0xc8d60000,
-0x99400008,
-0x7c438000,
-0xdf830000,
-0xcfa0004f,
-0x8400024c,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000249,
-0xcc000062,
-0x8400024c,
-0xcc000061,
-0xc8200017,
-0x7c40c000,
-0xc036ff00,
-0xc810000d,
-0xc0303fff,
-0x7cf5400b,
-0x7d51800b,
-0x7d81800f,
-0x99800008,
-0x7cf3800b,
-0xdf830000,
-0xcfa0004f,
-0x8400024c,
-0xcc000062,
-0x80000000,
-0xd040007f,
-0x80000249,
-0xcc000062,
-0x8400024c,
-0x7c40c000,
-0x28dc0008,
-0x95c00019,
-0x30dc0010,
-0x7c410000,
-0x99c00004,
-0x64540020,
-0x80000208,
-0xc91d0000,
-0x7d15002c,
-0xc91e0000,
-0x7c420000,
-0x7c424000,
-0x7c418000,
-0x7de5c00b,
-0x7de28007,
-0x9a80000e,
-0x41ac0005,
-0x9ac00000,
-0x0aec0001,
-0x30dc0010,
-0x99c00004,
-0x00000000,
-0x8000020b,
-0xc91d0000,
-0x8000020b,
-0xc91e0000,
-0xcc800040,
-0xccc00040,
-0xd0400040,
-0xc80c0025,
-0x94c0fde4,
-0xc8100008,
-0xcd000040,
-0xd4000fc0,
-0x80000000,
-0xd4000fa2,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0xd40003c0,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xd0400040,
-0x7c408000,
-0xa0000000,
-0x7e82800b,
-0x7c40c000,
-0x30d00006,
-0x0d100006,
-0x99000007,
-0xc8140015,
-0x99400005,
-0xcc000052,
-0xd4000340,
-0xd4000fc0,
-0xd4000fa2,
-0xcc800040,
-0xccc00040,
-0x80000000,
-0xd0400040,
-0x7c40c000,
-0xcc4d0000,
-0xdc3a0000,
-0x9780fdbd,
-0x04cc0001,
-0x80000242,
-0xcc4d0000,
-0x80000000,
-0xd040007f,
-0xcc00007f,
-0x80000000,
-0xcc00007f,
-0xcc00007f,
-0x88000000,
-0xcc00007f,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00030222,
-0x0004022a,
-0x0005009f,
-0x00020003,
-0x0006003c,
-0x00070027,
-0x00080191,
-0x00090044,
-0x000a002d,
-0x00100247,
-0x001700f0,
-0x002201d7,
-0x002301e8,
-0x0026004c,
-0x0027005f,
-0x0020011a,
-0x00280092,
-0x0029004f,
-0x002a0083,
-0x002b0064,
-0x002f008d,
-0x003200d8,
-0x00340232,
-0x00360074,
-0x0039010a,
-0x003c01fc,
-0x003f009f,
-0x00410005,
-0x00440194,
-0x0048019d,
-0x004901c5,
-0x004a01cf,
-0x00550225,
-0x0056022d,
-0x0060000a,
-0x0061002a,
-0x00620030,
-0x00630030,
-0x00640030,
-0x00650030,
-0x00660030,
-0x00670030,
-0x00680037,
-0x0069003f,
-0x006a0047,
-0x006b0047,
-0x006c0047,
-0x006d0047,
-0x006e0047,
-0x006f0047,
-0x00700047,
-0x00730247,
-0x007b0240,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-0x00000005,
-};
-
-static const u32 RV710_cp_microcode[] = {
-0xcc0003ea,
-0x04080003,
-0xcc800043,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000003,
-0xd040007f,
-0x80000003,
-0xcc400041,
-0x7c40c000,
-0xc0160004,
-0x30d03fff,
-0x7d15000c,
-0xcc110000,
-0x28d8001e,
-0x31980001,
-0x28dc001f,
-0xc8200004,
-0x95c00006,
-0x7c424000,
-0xcc000062,
-0x7e56800c,
-0xcc290000,
-0xc8240004,
-0x7e26000b,
-0x95800006,
-0x7c42c000,
-0xcc000062,
-0x7ed7000c,
-0xcc310000,
-0xc82c0004,
-0x7e2e000c,
-0xcc000062,
-0x31103fff,
-0x80000003,
-0xce110000,
-0x7c40c000,
-0x80000003,
-0xcc400040,
-0x80000003,
-0xcc412257,
-0x7c418000,
-0xcc400045,
-0xcc400048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc400045,
-0xcc400048,
-0x7c40c000,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xcc000045,
-0xcc000048,
-0xcc41225c,
-0xcc41a1fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x040ca1fd,
-0xc0120001,
-0xcc000045,
-0xcc000048,
-0x7cd0c00c,
-0xcc41225c,
-0xcc41a1fc,
-0xd04d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x80000003,
-0xcc41225d,
-0x7c408000,
-0x7c40c000,
-0xc02a0002,
-0x7c410000,
-0x7d29000c,
-0x30940001,
-0x30980006,
-0x309c0300,
-0x29dc0008,
-0x7c420000,
-0x7c424000,
-0x9540000f,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0xccc12169,
-0xcd01216a,
-0xce81216b,
-0x0db40002,
-0xcc01216c,
-0x9740000e,
-0x0db40000,
-0x8000007d,
-0xc834000a,
-0x0db40002,
-0x97400009,
-0x0db40000,
-0xc02e0004,
-0x05f02258,
-0x7f2f000c,
-0xcc310000,
-0xc8280004,
-0x8000007d,
-0xc834000a,
-0x97400004,
-0x7e028000,
-0x8000007d,
-0xc834000a,
-0x0db40004,
-0x9740ff8c,
-0x00000000,
-0xce01216d,
-0xce41216e,
-0xc8280003,
-0xc834000a,
-0x9b400004,
-0x043c0005,
-0x8400026d,
-0xcc000062,
-0x0df40000,
-0x9740000b,
-0xc82c03e6,
-0xce81a2b7,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c4,
-0x80000003,
-0xcfc1a2d1,
-0x0df40001,
-0x9740000b,
-0xc82c03e7,
-0xce81a2bb,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c5,
-0x80000003,
-0xcfc1a2d2,
-0x0df40002,
-0x9740000b,
-0xc82c03e8,
-0xce81a2bf,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c6,
-0x80000003,
-0xcfc1a2d3,
-0xc82c03e9,
-0xce81a2c3,
-0xc0300006,
-0x7ef34028,
-0xc0300020,
-0x7f6b8020,
-0x7fb3c029,
-0xcf81a2c7,
-0x80000003,
-0xcfc1a2d4,
-0x80000003,
-0xcc400042,
-0x7c40c000,
-0x7c410000,
-0x2914001d,
-0x31540001,
-0x9940000c,
-0x31181000,
-0xc81c0011,
-0x95c00000,
-0xc81c0011,
-0xccc12100,
-0xcd012101,
-0xccc12102,
-0xcd012103,
-0x04180004,
-0x8000037e,
-0xcd81a2a4,
-0xc02a0004,
-0x95800008,
-0x36a821a3,
-0xcc290000,
-0xc8280004,
-0xc81c0011,
-0x0de40040,
-0x9640ffff,
-0xc81c0011,
-0xccc12170,
-0xcd012171,
-0xc8200012,
-0x96000000,
-0xc8200012,
-0x8000037e,
-0xcc000064,
-0x7c40c000,
-0x7c410000,
-0xcc000045,
-0xcc000048,
-0x40d40003,
-0xcd41225c,
-0xcd01a1fc,
-0xc01a0001,
-0x041ca1fd,
-0x7dd9c00c,
-0x7c420000,
-0x08cc0001,
-0x06240001,
-0x06280002,
-0xce1d0000,
-0xce5d0000,
-0x98c0fffa,
-0xce9d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x7c40c000,
-0x30d00001,
-0x28cc0001,
-0x7c414000,
-0x95000006,
-0x7c418000,
-0xcd41216d,
-0xcd81216e,
-0x800000f4,
-0xc81c0003,
-0xc0220004,
-0x7e16000c,
-0xcc210000,
-0xc81c0004,
-0x7c424000,
-0x98c00004,
-0x7c428000,
-0x80000003,
-0xcde50000,
-0xce412169,
-0xce81216a,
-0xcdc1216b,
-0x80000003,
-0xcc01216c,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0x7c41c000,
-0x28a40008,
-0x326400ff,
-0x0e68003c,
-0x9680000a,
-0x7c020000,
-0x7c420000,
-0x1e300003,
-0xcc00006a,
-0x9b000003,
-0x42200005,
-0x04200040,
-0x80000111,
-0x7c024000,
-0x7e024000,
-0x9a400000,
-0x0a640001,
-0x30ec0010,
-0x9ac0000a,
-0xcc000062,
-0xc02a0004,
-0xc82c0021,
-0x7e92800c,
-0xcc000041,
-0xcc290000,
-0xcec00021,
-0x80000121,
-0xc8300004,
-0xcd01216d,
-0xcd41216e,
-0xc8300003,
-0x7f1f000b,
-0x30f40007,
-0x27780001,
-0x9740002a,
-0x07b80126,
-0x9f800000,
-0x00000000,
-0x80000136,
-0x7f1b8004,
-0x8000013a,
-0x7f1b8005,
-0x8000013e,
-0x7f1b8002,
-0x80000142,
-0x7f1b8003,
-0x80000146,
-0x7f1b8007,
-0x8000014a,
-0x7f1b8006,
-0x8000014f,
-0x28a40008,
-0x9b800019,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x9b800015,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x9b800011,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x9b80000d,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x9b800009,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x9b800005,
-0x28a40008,
-0x8000015f,
-0x326400ff,
-0x28a40008,
-0x326400ff,
-0x0e68003c,
-0x9a80feb2,
-0x28ec0008,
-0x7c434000,
-0x7c438000,
-0x7c43c000,
-0x96c00007,
-0xcc000062,
-0xcf412169,
-0xcf81216a,
-0xcfc1216b,
-0x80000003,
-0xcc01216c,
-0x80000003,
-0xcff50000,
-0xcc00006b,
-0x84000381,
-0x0e68003c,
-0x9a800004,
-0xc8280015,
-0x80000003,
-0xd040007f,
-0x9680ffab,
-0x7e024000,
-0x8400023b,
-0xc00e0002,
-0xcc000041,
-0x80000239,
-0xccc1304a,
-0x7c40c000,
-0x7c410000,
-0xc01e0001,
-0x29240012,
-0xc0220002,
-0x96400005,
-0xc0260004,
-0xc027fffb,
-0x7d25000b,
-0xc0260000,
-0x7dd2800b,
-0x7e12c00b,
-0x7d25000c,
-0x7c414000,
-0x7c418000,
-0xccc12169,
-0x9a80000a,
-0xcd01216a,
-0xcd41216b,
-0x96c0fe83,
-0xcd81216c,
-0xc8300018,
-0x97000000,
-0xc8300018,
-0x80000003,
-0xcc000018,
-0x84000381,
-0xcc00007f,
-0xc8140013,
-0xc8180014,
-0xcd41216b,
-0x96c0fe77,
-0xcd81216c,
-0x80000183,
-0xc8300018,
-0xc80c0008,
-0x98c00000,
-0xc80c0008,
-0x7c410000,
-0x95000002,
-0x00000000,
-0x7c414000,
-0xc8200009,
-0xcc400043,
-0xce01a1f4,
-0xcc400044,
-0xc00e8000,
-0x7c424000,
-0x7c428000,
-0x2aac001f,
-0x96c0fe64,
-0xc035f000,
-0xce4003e2,
-0x32780003,
-0x267c0008,
-0x7ff7c00b,
-0x7ffbc00c,
-0x2a780018,
-0xcfc003e3,
-0xcf8003e4,
-0x26b00002,
-0x7f3f0000,
-0xcf0003e5,
-0x8000031f,
-0x7c80c000,
-0x7c40c000,
-0x28d00008,
-0x3110000f,
-0x9500000f,
-0x25280001,
-0x06a801b4,
-0x9e800000,
-0x00000000,
-0x800001d5,
-0xc0120800,
-0x800001e3,
-0xc814000f,
-0x800001ea,
-0xc8140010,
-0x800001f1,
-0xccc1a2a4,
-0x800001fa,
-0xc8140011,
-0x30d0003f,
-0x0d280015,
-0x9a800012,
-0x0d28001e,
-0x9a80001e,
-0x0d280020,
-0x9a800023,
-0x0d24000f,
-0x0d280010,
-0x7e6a800c,
-0x9a800026,
-0x0d200004,
-0x0d240014,
-0x0d280028,
-0x7e62400c,
-0x7ea6800c,
-0x9a80002a,
-0xc8140011,
-0x80000003,
-0xccc1a2a4,
-0xc0120800,
-0x7c414000,
-0x7d0cc00c,
-0xc0120008,
-0x29580003,
-0x295c000c,
-0x7c420000,
-0x7dd1c00b,
-0x26200014,
-0x7e1e400c,
-0x7e4e800c,
-0xce81a2a4,
-0x80000003,
-0xcd81a1fe,
-0xc814000f,
-0x0410210e,
-0x95400000,
-0xc814000f,
-0xd0510000,
-0x80000003,
-0xccc1a2a4,
-0xc8140010,
-0x04102108,
-0x95400000,
-0xc8140010,
-0xd0510000,
-0x80000003,
-0xccc1a2a4,
-0xccc1a2a4,
-0x04100001,
-0xcd000019,
-0x84000381,
-0xcc00007f,
-0xc8100019,
-0x99000000,
-0xc8100019,
-0x80000004,
-0x7c408000,
-0x04102100,
-0x95400000,
-0xc8140011,
-0xd0510000,
-0x8000037e,
-0xccc1a2a4,
-0x7c40c000,
-0xcc40000d,
-0x94c0fe01,
-0xcc40000e,
-0x7c410000,
-0x95000005,
-0x08cc0001,
-0xc8140005,
-0x99400014,
-0x00000000,
-0x98c0fffb,
-0x7c410000,
-0x80000004,
-0x7d008000,
-0xc8140005,
-0x7c40c000,
-0x9940000c,
-0xc818000c,
-0x7c410000,
-0x9580fdf0,
-0xc820000e,
-0xc81c000d,
-0x66200020,
-0x7e1e002c,
-0x25240002,
-0x7e624020,
-0x80000003,
-0xcce60000,
-0x7c410000,
-0xcc00006c,
-0xcc00006d,
-0xc818001f,
-0xc81c001e,
-0x65980020,
-0x7dd9c02c,
-0x7cd4c00c,
-0xccde0000,
-0x45dc0004,
-0xc8280017,
-0x9680000f,
-0xc00e0001,
-0x28680008,
-0x2aac0016,
-0x32a800ff,
-0x0eb00049,
-0x7f2f000b,
-0x97000006,
-0x00000000,
-0xc8140005,
-0x7c40c000,
-0x80000223,
-0x7c410000,
-0x80000226,
-0xd040007f,
-0x8400023b,
-0xcc000041,
-0xccc1304a,
-0x94000000,
-0xc83c001a,
-0x043c0005,
-0xcfc1a2a4,
-0xc0361f90,
-0xc0387fff,
-0x7c03c010,
-0x7f7b400c,
-0xcf41217c,
-0xcfc1217d,
-0xcc01217e,
-0xc03a0004,
-0x0434217f,
-0x7f7b400c,
-0xcc350000,
-0xc83c0004,
-0x2bfc001f,
-0x04380020,
-0x97c00005,
-0xcc000062,
-0x9b800000,
-0x0bb80001,
-0x80000247,
-0xcc000071,
-0xcc01a1f4,
-0x04380016,
-0xc0360002,
-0xcf81a2a4,
-0x88000000,
-0xcf412010,
-0x7c40c000,
-0x28d0001c,
-0x95000005,
-0x04d40001,
-0xcd400065,
-0x80000003,
-0xcd400068,
-0x09540002,
-0x80000003,
-0xcd400066,
-0x8400026c,
-0xc81803ea,
-0x7c40c000,
-0x9980fd9f,
-0xc8140016,
-0x08d00001,
-0x9940002b,
-0xcd000068,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x043c0005,
-0xcfc1a2a4,
-0xcc01a1f4,
-0x84000381,
-0xcc000046,
-0x88000000,
-0xcc00007f,
-0x8400027e,
-0xc81803ea,
-0x7c40c000,
-0x9980fd8d,
-0xc8140016,
-0x08d00001,
-0x99400019,
-0xcd000068,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x043c0022,
-0xcfc1a2a4,
-0x84000381,
-0xcc000047,
-0x88000000,
-0xcc00007f,
-0xc8100016,
-0x9900000d,
-0xcc400067,
-0x80000004,
-0x7c408000,
-0xc81803ea,
-0x9980fd79,
-0x7c40c000,
-0x94c00003,
-0xc8100016,
-0x99000004,
-0xccc00068,
-0x80000004,
-0x7c408000,
-0x8400023b,
-0xc0148000,
-0xcc000041,
-0xcd41304a,
-0xc0148000,
-0x99000000,
-0xc8100016,
-0x80000004,
-0x7c408000,
-0xc0120001,
-0x7c51400c,
-0x80000003,
-0xd0550000,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0x291c001f,
-0xccc0004a,
-0xcd00004b,
-0x95c00003,
-0xc01c8000,
-0xcdc12010,
-0xdd830000,
-0x055c2000,
-0xcc000062,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc0004c,
-0xcd00004d,
-0xdd830000,
-0x055ca000,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc0004e,
-0xcd00004f,
-0xdd830000,
-0x055cc000,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00050,
-0xcd000051,
-0xdd830000,
-0x055cf8e0,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00052,
-0xcd000053,
-0xdd830000,
-0x055cf880,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00054,
-0xcd000055,
-0xdd830000,
-0x055ce000,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00056,
-0xcd000057,
-0xdd830000,
-0x055cf000,
-0x80000003,
-0xd81f4100,
-0x7c40c000,
-0x7c410000,
-0x7c414000,
-0x7c418000,
-0xccc00058,
-0xcd000059,
-0xdd830000,
-0x055cf3fc,
-0x80000003,
-0xd81f4100,
-0xd0432000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043a000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043c000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f8e0,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f880,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043e000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xd043f3fc,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xc81403e0,
-0xcc430000,
-0xcc430000,
-0xcc430000,
-0x7d45c000,
-0xcdc30000,
-0xd0430000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0x7c40c000,
-0xc81003e2,
-0xc81403e5,
-0xc81803e3,
-0xc81c03e4,
-0xcd812169,
-0xcdc1216a,
-0xccc1216b,
-0xcc01216c,
-0x04200004,
-0x7da18000,
-0x7d964002,
-0x9640fcd9,
-0xcd8003e3,
-0x31280003,
-0xc02df000,
-0x25180008,
-0x7dad800b,
-0x7da9800c,
-0x80000003,
-0xcd8003e3,
-0x308cffff,
-0xd04d0000,
-0x7c408000,
-0xa0000000,
-0xcc800062,
-0xc8140020,
-0x15580002,
-0x9580ffff,
-0xc8140020,
-0xcc00006e,
-0xcc412180,
-0x7c40c000,
-0xccc1218d,
-0xcc412181,
-0x28d0001f,
-0x34588000,
-0xcd81218c,
-0x9500fcbf,
-0xcc412182,
-0xc8140020,
-0x9940ffff,
-0xc8140020,
-0x80000004,
-0x7c408000,
-0x7c40c000,
-0x28d00018,
-0x31100001,
-0xc0160080,
-0x95000003,
-0xc02a0004,
-0x7cd4c00c,
-0xccc1217c,
-0xcc41217d,
-0xcc41217e,
-0x7c418000,
-0x1db00003,
-0x36a0217f,
-0x9b000003,
-0x419c0005,
-0x041c0040,
-0x99c00000,
-0x09dc0001,
-0xcc210000,
-0xc8240004,
-0x2a6c001f,
-0x419c0005,
-0x9ac0fffa,
-0xcc800062,
-0x80000004,
-0x7c408000,
-0x7c40c000,
-0x04d403e6,
-0x80000003,
-0xcc540000,
-0x8000037e,
-0xcc4003ea,
-0xc01c8000,
-0x044ca000,
-0xcdc12010,
-0x7c410000,
-0xc8140009,
-0x04180000,
-0x041c0008,
-0xcd800071,
-0x09dc0001,
-0x05980001,
-0xcd0d0000,
-0x99c0fffc,
-0xcc800062,
-0x8000037e,
-0xcd400071,
-0xc00e0100,
-0xcc000041,
-0xccc1304a,
-0xc83c007f,
-0xcc00007f,
-0x80000003,
-0xcc00007f,
-0xcc00007f,
-0x88000000,
-0xcc00007f,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00000000,
-0x00010333,
-0x00100006,
-0x00170008,
-0x0021000a,
-0x0027002a,
-0x00280025,
-0x0029002b,
-0x002a0028,
-0x002b002b,
-0x002d003a,
-0x002e0041,
-0x002f004c,
-0x0034004e,
-0x00360032,
-0x003900b1,
-0x003a00d1,
-0x003b00e6,
-0x003c00fe,
-0x003d016d,
-0x003f00af,
-0x00410338,
-0x0043034b,
-0x00440190,
-0x004500fe,
-0x004601ae,
-0x004701ae,
-0x00480200,
-0x0049020e,
-0x004a0257,
-0x004b0284,
-0x00520261,
-0x00530273,
-0x00540289,
-0x0057029b,
-0x0060029f,
-0x006102ae,
-0x006202b8,
-0x006302c2,
-0x006402cc,
-0x006502d6,
-0x006602e0,
-0x006702ea,
-0x006802f4,
-0x006902f8,
-0x006a02fc,
-0x006b0300,
-0x006c0304,
-0x006d0308,
-0x006e030c,
-0x006f0310,
-0x00700314,
-0x00720365,
-0x0074036b,
-0x00790369,
-0x007c031e,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-0x000f037a,
-};
-
-#endif
diff --git a/drivers/gpu/drm/radeon/r600d.h b/drivers/gpu/drm/radeon/r600d.h
new file mode 100644
index 000000000000..27ab428b149b
--- /dev/null
+++ b/drivers/gpu/drm/radeon/r600d.h
@@ -0,0 +1,677 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef R600D_H
+#define R600D_H
+
+#define CP_PACKET2			0x80000000
+#define		PACKET2_PAD_SHIFT		0
+#define		PACKET2_PAD_MASK		(0x3fffffff << 0)
+
+#define PACKET2(v)	(CP_PACKET2 | REG_SET(PACKET2_PAD, (v)))
+
+#define R6XX_MAX_SH_GPRS			256
+#define R6XX_MAX_TEMP_GPRS			16
+#define R6XX_MAX_SH_THREADS			256
+#define R6XX_MAX_SH_STACK_ENTRIES		4096
+#define R6XX_MAX_BACKENDS			8
+#define R6XX_MAX_BACKENDS_MASK			0xff
+#define R6XX_MAX_SIMDS				8
+#define R6XX_MAX_SIMDS_MASK			0xff
+#define R6XX_MAX_PIPES				8
+#define R6XX_MAX_PIPES_MASK			0xff
+
+/* PTE flags */
+#define PTE_VALID				(1 << 0)
+#define PTE_SYSTEM				(1 << 1)
+#define PTE_SNOOPED				(1 << 2)
+#define PTE_READABLE				(1 << 5)
+#define PTE_WRITEABLE				(1 << 6)
+
+/* Registers */
+#define	ARB_POP						0x2418
+#define 	ENABLE_TC128					(1 << 30)
+#define	ARB_GDEC_RD_CNTL				0x246C
+
+#define	CC_GC_SHADER_PIPE_CONFIG			0x8950
+#define	CC_RB_BACKEND_DISABLE				0x98F4
+#define		BACKEND_DISABLE(x)				((x) << 16)
+
+#define	CB_COLOR0_BASE					0x28040
+#define	CB_COLOR1_BASE					0x28044
+#define	CB_COLOR2_BASE					0x28048
+#define	CB_COLOR3_BASE					0x2804C
+#define	CB_COLOR4_BASE					0x28050
+#define	CB_COLOR5_BASE					0x28054
+#define	CB_COLOR6_BASE					0x28058
+#define	CB_COLOR7_BASE					0x2805C
+#define	CB_COLOR7_FRAG					0x280FC
+
+#define CB_COLOR0_SIZE                                  0x28060
+#define CB_COLOR0_VIEW                                  0x28080
+#define CB_COLOR0_INFO                                  0x280a0
+#define CB_COLOR0_TILE                                  0x280c0
+#define CB_COLOR0_FRAG                                  0x280e0
+#define CB_COLOR0_MASK                                  0x28100
+
+#define	CONFIG_MEMSIZE					0x5428
+#define CONFIG_CNTL					0x5424
+#define	CP_STAT						0x8680
+#define	CP_COHER_BASE					0x85F8
+#define	CP_DEBUG					0xC1FC
+#define	R_0086D8_CP_ME_CNTL			0x86D8
+#define		S_0086D8_CP_ME_HALT(x)			(((x) & 1)<<28)
+#define		C_0086D8_CP_ME_HALT(x)			((x) & 0xEFFFFFFF)
+#define	CP_ME_RAM_DATA					0xC160
+#define	CP_ME_RAM_RADDR					0xC158
+#define	CP_ME_RAM_WADDR					0xC15C
+#define CP_MEQ_THRESHOLDS				0x8764
+#define		MEQ_END(x)					((x) << 16)
+#define		ROQ_END(x)					((x) << 24)
+#define	CP_PERFMON_CNTL					0x87FC
+#define	CP_PFP_UCODE_ADDR				0xC150
+#define	CP_PFP_UCODE_DATA				0xC154
+#define	CP_QUEUE_THRESHOLDS				0x8760
+#define		ROQ_IB1_START(x)				((x) << 0)
+#define		ROQ_IB2_START(x)				((x) << 8)
+#define	CP_RB_BASE					0xC100
+#define	CP_RB_CNTL					0xC104
+#define		RB_BUFSZ(x)					((x)<<0)
+#define		RB_BLKSZ(x)					((x)<<8)
+#define		RB_NO_UPDATE					(1<<27)
+#define		RB_RPTR_WR_ENA					(1<<31)
+#define		BUF_SWAP_32BIT					(2 << 16)
+#define	CP_RB_RPTR					0x8700
+#define	CP_RB_RPTR_ADDR					0xC10C
+#define	CP_RB_RPTR_ADDR_HI				0xC110
+#define	CP_RB_RPTR_WR					0xC108
+#define	CP_RB_WPTR					0xC114
+#define	CP_RB_WPTR_ADDR					0xC118
+#define	CP_RB_WPTR_ADDR_HI				0xC11C
+#define	CP_RB_WPTR_DELAY				0x8704
+#define	CP_ROQ_IB1_STAT					0x8784
+#define	CP_ROQ_IB2_STAT					0x8788
+#define	CP_SEM_WAIT_TIMER				0x85BC
+
+#define	DB_DEBUG					0x9830
+#define		PREZ_MUST_WAIT_FOR_POSTZ_DONE			(1 << 31)
+#define	DB_DEPTH_BASE					0x2800C
+#define	DB_HTILE_DATA_BASE				0x28014
+#define	DB_WATERMARKS					0x9838
+#define		DEPTH_FREE(x)					((x) << 0)
+#define		DEPTH_FLUSH(x)					((x) << 5)
+#define		DEPTH_PENDING_FREE(x)				((x) << 15)
+#define		DEPTH_CACHELINE_FREE(x)				((x) << 20)
+
+#define	DCP_TILING_CONFIG				0x6CA0
+#define		PIPE_TILING(x)					((x) << 1)
+#define 	BANK_TILING(x)					((x) << 4)
+#define		GROUP_SIZE(x)					((x) << 6)
+#define		ROW_TILING(x)					((x) << 8)
+#define		BANK_SWAPS(x)					((x) << 11)
+#define		SAMPLE_SPLIT(x)					((x) << 14)
+#define		BACKEND_MAP(x)					((x) << 16)
+
+#define GB_TILING_CONFIG				0x98F0
+
+#define	GC_USER_SHADER_PIPE_CONFIG			0x8954
+#define		INACTIVE_QD_PIPES(x)				((x) << 8)
+#define		INACTIVE_QD_PIPES_MASK				0x0000FF00
+#define		INACTIVE_SIMDS(x)				((x) << 16)
+#define		INACTIVE_SIMDS_MASK				0x00FF0000
+
+#define SQ_CONFIG                                         0x8c00
+#       define VC_ENABLE                                  (1 << 0)
+#       define EXPORT_SRC_C                               (1 << 1)
+#       define DX9_CONSTS                                 (1 << 2)
+#       define ALU_INST_PREFER_VECTOR                     (1 << 3)
+#       define DX10_CLAMP                                 (1 << 4)
+#       define CLAUSE_SEQ_PRIO(x)                         ((x) << 8)
+#       define PS_PRIO(x)                                 ((x) << 24)
+#       define VS_PRIO(x)                                 ((x) << 26)
+#       define GS_PRIO(x)                                 ((x) << 28)
+#       define ES_PRIO(x)                                 ((x) << 30)
+#define SQ_GPR_RESOURCE_MGMT_1                            0x8c04
+#       define NUM_PS_GPRS(x)                             ((x) << 0)
+#       define NUM_VS_GPRS(x)                             ((x) << 16)
+#       define NUM_CLAUSE_TEMP_GPRS(x)                    ((x) << 28)
+#define SQ_GPR_RESOURCE_MGMT_2                            0x8c08
+#       define NUM_GS_GPRS(x)                             ((x) << 0)
+#       define NUM_ES_GPRS(x)                             ((x) << 16)
+#define SQ_THREAD_RESOURCE_MGMT                           0x8c0c
+#       define NUM_PS_THREADS(x)                          ((x) << 0)
+#       define NUM_VS_THREADS(x)                          ((x) << 8)
+#       define NUM_GS_THREADS(x)                          ((x) << 16)
+#       define NUM_ES_THREADS(x)                          ((x) << 24)
+#define SQ_STACK_RESOURCE_MGMT_1                          0x8c10
+#       define NUM_PS_STACK_ENTRIES(x)                    ((x) << 0)
+#       define NUM_VS_STACK_ENTRIES(x)                    ((x) << 16)
+#define SQ_STACK_RESOURCE_MGMT_2                          0x8c14
+#       define NUM_GS_STACK_ENTRIES(x)                    ((x) << 0)
+#       define NUM_ES_STACK_ENTRIES(x)                    ((x) << 16)
+#define SQ_ESGS_RING_BASE                               0x8c40
+#define SQ_GSVS_RING_BASE                               0x8c48
+#define SQ_ESTMP_RING_BASE                              0x8c50
+#define SQ_GSTMP_RING_BASE                              0x8c58
+#define SQ_VSTMP_RING_BASE                              0x8c60
+#define SQ_PSTMP_RING_BASE                              0x8c68
+#define SQ_FBUF_RING_BASE                               0x8c70
+#define SQ_REDUC_RING_BASE                              0x8c78
+
+#define GRBM_CNTL                                       0x8000
+#       define GRBM_READ_TIMEOUT(x)                     ((x) << 0)
+#define	GRBM_STATUS					0x8010
+#define		CMDFIFO_AVAIL_MASK				0x0000001F
+#define		GUI_ACTIVE					(1<<31)
+#define	GRBM_STATUS2					0x8014
+#define	GRBM_SOFT_RESET					0x8020
+#define		SOFT_RESET_CP					(1<<0)
+
+#define	HDP_HOST_PATH_CNTL				0x2C00
+#define	HDP_NONSURFACE_BASE				0x2C04
+#define	HDP_NONSURFACE_INFO				0x2C08
+#define	HDP_NONSURFACE_SIZE				0x2C0C
+#define HDP_REG_COHERENCY_FLUSH_CNTL			0x54A0
+#define	HDP_TILING_CONFIG				0x2F3C
+
+#define MC_VM_AGP_TOP					0x2184
+#define MC_VM_AGP_BOT					0x2188
+#define	MC_VM_AGP_BASE					0x218C
+#define MC_VM_FB_LOCATION				0x2180
+#define MC_VM_L1_TLB_MCD_RD_A_CNTL			0x219C
+#define 	ENABLE_L1_TLB					(1 << 0)
+#define		ENABLE_L1_FRAGMENT_PROCESSING			(1 << 1)
+#define		ENABLE_L1_STRICT_ORDERING			(1 << 2)
+#define		SYSTEM_ACCESS_MODE_MASK				0x000000C0
+#define		SYSTEM_ACCESS_MODE_SHIFT			6
+#define		SYSTEM_ACCESS_MODE_PA_ONLY			(0 << 6)
+#define		SYSTEM_ACCESS_MODE_USE_SYS_MAP			(1 << 6)
+#define		SYSTEM_ACCESS_MODE_IN_SYS			(2 << 6)
+#define		SYSTEM_ACCESS_MODE_NOT_IN_SYS			(3 << 6)
+#define		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU	(0 << 8)
+#define		SYSTEM_APERTURE_UNMAPPED_ACCESS_DEFAULT_PAGE	(1 << 8)
+#define		ENABLE_SEMAPHORE_MODE				(1 << 10)
+#define		ENABLE_WAIT_L2_QUERY				(1 << 11)
+#define		EFFECTIVE_L1_TLB_SIZE(x)			(((x) & 7) << 12)
+#define		EFFECTIVE_L1_TLB_SIZE_MASK			0x00007000
+#define		EFFECTIVE_L1_TLB_SIZE_SHIFT			12
+#define		EFFECTIVE_L1_QUEUE_SIZE(x)			(((x) & 7) << 15)
+#define		EFFECTIVE_L1_QUEUE_SIZE_MASK			0x00038000
+#define		EFFECTIVE_L1_QUEUE_SIZE_SHIFT			15
+#define MC_VM_L1_TLB_MCD_RD_B_CNTL			0x21A0
+#define MC_VM_L1_TLB_MCB_RD_GFX_CNTL			0x21FC
+#define MC_VM_L1_TLB_MCB_RD_HDP_CNTL			0x2204
+#define MC_VM_L1_TLB_MCB_RD_PDMA_CNTL			0x2208
+#define MC_VM_L1_TLB_MCB_RD_SEM_CNTL			0x220C
+#define	MC_VM_L1_TLB_MCB_RD_SYS_CNTL			0x2200
+#define MC_VM_L1_TLB_MCD_WR_A_CNTL			0x21A4
+#define MC_VM_L1_TLB_MCD_WR_B_CNTL			0x21A8
+#define MC_VM_L1_TLB_MCB_WR_GFX_CNTL			0x2210
+#define MC_VM_L1_TLB_MCB_WR_HDP_CNTL			0x2218
+#define MC_VM_L1_TLB_MCB_WR_PDMA_CNTL			0x221C
+#define MC_VM_L1_TLB_MCB_WR_SEM_CNTL			0x2220
+#define MC_VM_L1_TLB_MCB_WR_SYS_CNTL			0x2214
+#define MC_VM_SYSTEM_APERTURE_LOW_ADDR			0x2190
+#define		LOGICAL_PAGE_NUMBER_MASK			0x000FFFFF
+#define		LOGICAL_PAGE_NUMBER_SHIFT			0
+#define MC_VM_SYSTEM_APERTURE_HIGH_ADDR			0x2194
+#define MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR		0x2198
+
+#define	PA_CL_ENHANCE					0x8A14
+#define		CLIP_VTX_REORDER_ENA				(1 << 0)
+#define		NUM_CLIP_SEQ(x)					((x) << 1)
+#define PA_SC_AA_CONFIG					0x28C04
+#define	PA_SC_AA_SAMPLE_LOCS_2S				0x8B40
+#define	PA_SC_AA_SAMPLE_LOCS_4S				0x8B44
+#define	PA_SC_AA_SAMPLE_LOCS_8S_WD0			0x8B48
+#define	PA_SC_AA_SAMPLE_LOCS_8S_WD1			0x8B4C
+#define		S0_X(x)						((x) << 0)
+#define		S0_Y(x)						((x) << 4)
+#define		S1_X(x)						((x) << 8)
+#define		S1_Y(x)						((x) << 12)
+#define		S2_X(x)						((x) << 16)
+#define		S2_Y(x)						((x) << 20)
+#define		S3_X(x)						((x) << 24)
+#define		S3_Y(x)						((x) << 28)
+#define		S4_X(x)						((x) << 0)
+#define		S4_Y(x)						((x) << 4)
+#define		S5_X(x)						((x) << 8)
+#define		S5_Y(x)						((x) << 12)
+#define		S6_X(x)						((x) << 16)
+#define		S6_Y(x)						((x) << 20)
+#define		S7_X(x)						((x) << 24)
+#define		S7_Y(x)						((x) << 28)
+#define PA_SC_CLIPRECT_RULE				0x2820c
+#define	PA_SC_ENHANCE					0x8BF0
+#define		FORCE_EOV_MAX_CLK_CNT(x)			((x) << 0)
+#define		FORCE_EOV_MAX_TILE_CNT(x)			((x) << 12)
+#define PA_SC_LINE_STIPPLE				0x28A0C
+#define	PA_SC_LINE_STIPPLE_STATE			0x8B10
+#define PA_SC_MODE_CNTL					0x28A4C
+#define	PA_SC_MULTI_CHIP_CNTL				0x8B20
+
+#define PA_SC_SCREEN_SCISSOR_TL                         0x28030
+#define PA_SC_GENERIC_SCISSOR_TL                        0x28240
+#define PA_SC_WINDOW_SCISSOR_TL                         0x28204
+
+#define	PCIE_PORT_INDEX					0x0038
+#define	PCIE_PORT_DATA					0x003C
+
+#define CHMAP						0x2004
+#define		NOOFCHAN_SHIFT					12
+#define		NOOFCHAN_MASK					0x00003000
+
+#define RAMCFG						0x2408
+#define		NOOFBANK_SHIFT					0
+#define		NOOFBANK_MASK					0x00000001
+#define		NOOFRANK_SHIFT					1
+#define		NOOFRANK_MASK					0x00000002
+#define		NOOFROWS_SHIFT					2
+#define		NOOFROWS_MASK					0x0000001C
+#define		NOOFCOLS_SHIFT					5
+#define		NOOFCOLS_MASK					0x00000060
+#define		CHANSIZE_SHIFT					7
+#define		CHANSIZE_MASK					0x00000080
+#define		BURSTLENGTH_SHIFT				8
+#define		BURSTLENGTH_MASK				0x00000100
+#define		CHANSIZE_OVERRIDE				(1 << 10)
+
+#define	SCRATCH_REG0					0x8500
+#define	SCRATCH_REG1					0x8504
+#define	SCRATCH_REG2					0x8508
+#define	SCRATCH_REG3					0x850C
+#define	SCRATCH_REG4					0x8510
+#define	SCRATCH_REG5					0x8514
+#define	SCRATCH_REG6					0x8518
+#define	SCRATCH_REG7					0x851C
+#define	SCRATCH_UMSK					0x8540
+#define	SCRATCH_ADDR					0x8544
+
+#define	SPI_CONFIG_CNTL					0x9100
+#define		GPR_WRITE_PRIORITY(x)				((x) << 0)
+#define		DISABLE_INTERP_1				(1 << 5)
+#define	SPI_CONFIG_CNTL_1				0x913C
+#define		VTX_DONE_DELAY(x)				((x) << 0)
+#define		INTERP_ONE_PRIM_PER_ROW				(1 << 4)
+#define	SPI_INPUT_Z					0x286D8
+#define	SPI_PS_IN_CONTROL_0				0x286CC
+#define		NUM_INTERP(x)					((x)<<0)
+#define		POSITION_ENA					(1<<8)
+#define		POSITION_CENTROID				(1<<9)
+#define		POSITION_ADDR(x)				((x)<<10)
+#define		PARAM_GEN(x)					((x)<<15)
+#define		PARAM_GEN_ADDR(x)				((x)<<19)
+#define		BARYC_SAMPLE_CNTL(x)				((x)<<26)
+#define		PERSP_GRADIENT_ENA				(1<<28)
+#define		LINEAR_GRADIENT_ENA				(1<<29)
+#define		POSITION_SAMPLE					(1<<30)
+#define		BARYC_AT_SAMPLE_ENA				(1<<31)
+#define	SPI_PS_IN_CONTROL_1				0x286D0
+#define		GEN_INDEX_PIX					(1<<0)
+#define		GEN_INDEX_PIX_ADDR(x)				((x)<<1)
+#define		FRONT_FACE_ENA					(1<<8)
+#define		FRONT_FACE_CHAN(x)				((x)<<9)
+#define		FRONT_FACE_ALL_BITS				(1<<11)
+#define		FRONT_FACE_ADDR(x)				((x)<<12)
+#define		FOG_ADDR(x)					((x)<<17)
+#define		FIXED_PT_POSITION_ENA				(1<<24)
+#define		FIXED_PT_POSITION_ADDR(x)			((x)<<25)
+
+#define	SQ_MS_FIFO_SIZES				0x8CF0
+#define		CACHE_FIFO_SIZE(x)				((x) << 0)
+#define		FETCH_FIFO_HIWATER(x)				((x) << 8)
+#define		DONE_FIFO_HIWATER(x)				((x) << 16)
+#define		ALU_UPDATE_FIFO_HIWATER(x)			((x) << 24)
+#define	SQ_PGM_START_ES					0x28880
+#define	SQ_PGM_START_FS					0x28894
+#define	SQ_PGM_START_GS					0x2886C
+#define	SQ_PGM_START_PS					0x28840
+#define SQ_PGM_RESOURCES_PS                             0x28850
+#define SQ_PGM_EXPORTS_PS                               0x28854
+#define SQ_PGM_CF_OFFSET_PS                             0x288cc
+#define	SQ_PGM_START_VS					0x28858
+#define SQ_PGM_RESOURCES_VS                             0x28868
+#define SQ_PGM_CF_OFFSET_VS                             0x288d0
+#define	SQ_VTX_CONSTANT_WORD6_0				0x38018
+#define		S__SQ_VTX_CONSTANT_TYPE(x)			(((x) & 3) << 30)
+#define		G__SQ_VTX_CONSTANT_TYPE(x)			(((x) >> 30) & 3)
+#define			SQ_TEX_VTX_INVALID_TEXTURE			0x0
+#define			SQ_TEX_VTX_INVALID_BUFFER			0x1
+#define			SQ_TEX_VTX_VALID_TEXTURE			0x2
+#define			SQ_TEX_VTX_VALID_BUFFER				0x3
+
+
+#define	SX_MISC						0x28350
+#define	SX_MEMORY_EXPORT_BASE				0x9010
+#define	SX_DEBUG_1					0x9054
+#define		SMX_EVENT_RELEASE				(1 << 0)
+#define		ENABLE_NEW_SMX_ADDRESS				(1 << 16)
+
+#define	TA_CNTL_AUX					0x9508
+#define		DISABLE_CUBE_WRAP				(1 << 0)
+#define		DISABLE_CUBE_ANISO				(1 << 1)
+#define		SYNC_GRADIENT					(1 << 24)
+#define		SYNC_WALKER					(1 << 25)
+#define		SYNC_ALIGNER					(1 << 26)
+#define		BILINEAR_PRECISION_6_BIT			(0 << 31)
+#define		BILINEAR_PRECISION_8_BIT			(1 << 31)
+
+#define	TC_CNTL						0x9608
+#define		TC_L2_SIZE(x)					((x)<<5)
+#define		L2_DISABLE_LATE_HIT				(1<<9)
+
+
+#define	VGT_CACHE_INVALIDATION				0x88C4
+#define		CACHE_INVALIDATION(x)				((x)<<0)
+#define			VC_ONLY						0
+#define			TC_ONLY						1
+#define			VC_AND_TC					2
+#define	VGT_DMA_BASE					0x287E8
+#define	VGT_DMA_BASE_HI					0x287E4
+#define	VGT_ES_PER_GS					0x88CC
+#define	VGT_GS_PER_ES					0x88C8
+#define	VGT_GS_PER_VS					0x88E8
+#define	VGT_GS_VERTEX_REUSE				0x88D4
+#define VGT_PRIMITIVE_TYPE                              0x8958
+#define	VGT_NUM_INSTANCES				0x8974
+#define	VGT_OUT_DEALLOC_CNTL				0x28C5C
+#define		DEALLOC_DIST_MASK				0x0000007F
+#define	VGT_STRMOUT_BASE_OFFSET_0			0x28B10
+#define	VGT_STRMOUT_BASE_OFFSET_1			0x28B14
+#define	VGT_STRMOUT_BASE_OFFSET_2			0x28B18
+#define	VGT_STRMOUT_BASE_OFFSET_3			0x28B1c
+#define	VGT_STRMOUT_BASE_OFFSET_HI_0			0x28B44
+#define	VGT_STRMOUT_BASE_OFFSET_HI_1			0x28B48
+#define	VGT_STRMOUT_BASE_OFFSET_HI_2			0x28B4c
+#define	VGT_STRMOUT_BASE_OFFSET_HI_3			0x28B50
+#define	VGT_STRMOUT_BUFFER_BASE_0			0x28AD8
+#define	VGT_STRMOUT_BUFFER_BASE_1			0x28AE8
+#define	VGT_STRMOUT_BUFFER_BASE_2			0x28AF8
+#define	VGT_STRMOUT_BUFFER_BASE_3			0x28B08
+#define	VGT_STRMOUT_BUFFER_OFFSET_0			0x28ADC
+#define	VGT_STRMOUT_BUFFER_OFFSET_1			0x28AEC
+#define	VGT_STRMOUT_BUFFER_OFFSET_2			0x28AFC
+#define	VGT_STRMOUT_BUFFER_OFFSET_3			0x28B0C
+#define	VGT_STRMOUT_EN					0x28AB0
+#define	VGT_VERTEX_REUSE_BLOCK_CNTL			0x28C58
+#define		VTX_REUSE_DEPTH_MASK				0x000000FF
+#define VGT_EVENT_INITIATOR                             0x28a90
+#       define CACHE_FLUSH_AND_INV_EVENT                        (0x16 << 0)
+
+#define VM_CONTEXT0_CNTL				0x1410
+#define		ENABLE_CONTEXT					(1 << 0)
+#define		PAGE_TABLE_DEPTH(x)				(((x) & 3) << 1)
+#define		RANGE_PROTECTION_FAULT_ENABLE_DEFAULT		(1 << 4)
+#define VM_CONTEXT0_INVALIDATION_LOW_ADDR		0x1490
+#define VM_CONTEXT0_INVALIDATION_HIGH_ADDR		0x14B0
+#define VM_CONTEXT0_PAGE_TABLE_BASE_ADDR		0x1574
+#define VM_CONTEXT0_PAGE_TABLE_START_ADDR		0x1594
+#define VM_CONTEXT0_PAGE_TABLE_END_ADDR			0x15B4
+#define VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR	0x1554
+#define VM_CONTEXT0_REQUEST_RESPONSE			0x1470
+#define		REQUEST_TYPE(x)					(((x) & 0xf) << 0)
+#define		RESPONSE_TYPE_MASK				0x000000F0
+#define		RESPONSE_TYPE_SHIFT				4
+#define VM_L2_CNTL					0x1400
+#define		ENABLE_L2_CACHE					(1 << 0)
+#define		ENABLE_L2_FRAGMENT_PROCESSING			(1 << 1)
+#define		ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE		(1 << 9)
+#define		EFFECTIVE_L2_QUEUE_SIZE(x)			(((x) & 7) << 13)
+#define VM_L2_CNTL2					0x1404
+#define		INVALIDATE_ALL_L1_TLBS				(1 << 0)
+#define		INVALIDATE_L2_CACHE				(1 << 1)
+#define VM_L2_CNTL3					0x1408
+#define		BANK_SELECT_0(x)				(((x) & 0x1f) << 0)
+#define		BANK_SELECT_1(x)				(((x) & 0x1f) << 5)
+#define		L2_CACHE_UPDATE_MODE(x)				(((x) & 3) << 10)
+#define	VM_L2_STATUS					0x140C
+#define		L2_BUSY						(1 << 0)
+
+#define	WAIT_UNTIL					0x8040
+#define         WAIT_2D_IDLE_bit                                (1 << 14)
+#define         WAIT_3D_IDLE_bit                                (1 << 15)
+#define         WAIT_2D_IDLECLEAN_bit                           (1 << 16)
+#define         WAIT_3D_IDLECLEAN_bit                           (1 << 17)
+
+
+
+/*
+ * PM4
+ */
+#define	PACKET_TYPE0	0
+#define	PACKET_TYPE1	1
+#define	PACKET_TYPE2	2
+#define	PACKET_TYPE3	3
+
+#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
+#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
+#define CP_PACKET0_GET_REG(h) (((h) & 0xFFFF) << 2)
+#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
+#define PACKET0(reg, n)	((PACKET_TYPE0 << 30) |				\
+			 (((reg) >> 2) & 0xFFFF) |			\
+			 ((n) & 0x3FFF) << 16)
+#define PACKET3(op, n)	((PACKET_TYPE3 << 30) |				\
+			 (((op) & 0xFF) << 8) |				\
+			 ((n) & 0x3FFF) << 16)
+
+/* Packet 3 types */
+#define	PACKET3_NOP					0x10
+#define	PACKET3_INDIRECT_BUFFER_END			0x17
+#define	PACKET3_SET_PREDICATION				0x20
+#define	PACKET3_REG_RMW					0x21
+#define	PACKET3_COND_EXEC				0x22
+#define	PACKET3_PRED_EXEC				0x23
+#define	PACKET3_START_3D_CMDBUF				0x24
+#define	PACKET3_DRAW_INDEX_2				0x27
+#define	PACKET3_CONTEXT_CONTROL				0x28
+#define	PACKET3_DRAW_INDEX_IMMD_BE			0x29
+#define	PACKET3_INDEX_TYPE				0x2A
+#define	PACKET3_DRAW_INDEX				0x2B
+#define	PACKET3_DRAW_INDEX_AUTO				0x2D
+#define	PACKET3_DRAW_INDEX_IMMD				0x2E
+#define	PACKET3_NUM_INSTANCES				0x2F
+#define	PACKET3_STRMOUT_BUFFER_UPDATE			0x34
+#define	PACKET3_INDIRECT_BUFFER_MP			0x38
+#define	PACKET3_MEM_SEMAPHORE				0x39
+#define	PACKET3_MPEG_INDEX				0x3A
+#define	PACKET3_WAIT_REG_MEM				0x3C
+#define	PACKET3_MEM_WRITE				0x3D
+#define	PACKET3_INDIRECT_BUFFER				0x32
+#define	PACKET3_CP_INTERRUPT				0x40
+#define	PACKET3_SURFACE_SYNC				0x43
+#              define PACKET3_CB0_DEST_BASE_ENA    (1 << 6)
+#              define PACKET3_TC_ACTION_ENA        (1 << 23)
+#              define PACKET3_VC_ACTION_ENA        (1 << 24)
+#              define PACKET3_CB_ACTION_ENA        (1 << 25)
+#              define PACKET3_DB_ACTION_ENA        (1 << 26)
+#              define PACKET3_SH_ACTION_ENA        (1 << 27)
+#              define PACKET3_SMX_ACTION_ENA       (1 << 28)
+#define	PACKET3_ME_INITIALIZE				0x44
+#define		PACKET3_ME_INITIALIZE_DEVICE_ID(x) ((x) << 16)
+#define	PACKET3_COND_WRITE				0x45
+#define	PACKET3_EVENT_WRITE				0x46
+#define	PACKET3_EVENT_WRITE_EOP				0x47
+#define	PACKET3_ONE_REG_WRITE				0x57
+#define	PACKET3_SET_CONFIG_REG				0x68
+#define		PACKET3_SET_CONFIG_REG_OFFSET			0x00008000
+#define		PACKET3_SET_CONFIG_REG_END			0x0000ac00
+#define	PACKET3_SET_CONTEXT_REG				0x69
+#define		PACKET3_SET_CONTEXT_REG_OFFSET			0x00028000
+#define		PACKET3_SET_CONTEXT_REG_END			0x00029000
+#define	PACKET3_SET_ALU_CONST				0x6A
+#define		PACKET3_SET_ALU_CONST_OFFSET			0x00030000
+#define		PACKET3_SET_ALU_CONST_END			0x00032000
+#define	PACKET3_SET_BOOL_CONST				0x6B
+#define		PACKET3_SET_BOOL_CONST_OFFSET			0x0003e380
+#define		PACKET3_SET_BOOL_CONST_END			0x00040000
+#define	PACKET3_SET_LOOP_CONST				0x6C
+#define		PACKET3_SET_LOOP_CONST_OFFSET			0x0003e200
+#define		PACKET3_SET_LOOP_CONST_END			0x0003e380
+#define	PACKET3_SET_RESOURCE				0x6D
+#define		PACKET3_SET_RESOURCE_OFFSET			0x00038000
+#define		PACKET3_SET_RESOURCE_END			0x0003c000
+#define	PACKET3_SET_SAMPLER				0x6E
+#define		PACKET3_SET_SAMPLER_OFFSET			0x0003c000
+#define		PACKET3_SET_SAMPLER_END				0x0003cff0
+#define	PACKET3_SET_CTL_CONST				0x6F
+#define		PACKET3_SET_CTL_CONST_OFFSET			0x0003cff0
+#define		PACKET3_SET_CTL_CONST_END			0x0003e200
+#define	PACKET3_SURFACE_BASE_UPDATE			0x73
+
+
+#define	R_008020_GRBM_SOFT_RESET		0x8020
+#define		S_008020_SOFT_RESET_CP(x)		(((x) & 1) << 0)
+#define		S_008020_SOFT_RESET_CB(x)		(((x) & 1) << 1)
+#define		S_008020_SOFT_RESET_CR(x)		(((x) & 1) << 2)
+#define		S_008020_SOFT_RESET_DB(x)		(((x) & 1) << 3)
+#define		S_008020_SOFT_RESET_PA(x)		(((x) & 1) << 5)
+#define		S_008020_SOFT_RESET_SC(x)		(((x) & 1) << 6)
+#define		S_008020_SOFT_RESET_SMX(x)		(((x) & 1) << 7)
+#define		S_008020_SOFT_RESET_SPI(x)		(((x) & 1) << 8)
+#define		S_008020_SOFT_RESET_SH(x)		(((x) & 1) << 9)
+#define		S_008020_SOFT_RESET_SX(x)		(((x) & 1) << 10)
+#define		S_008020_SOFT_RESET_TC(x)		(((x) & 1) << 11)
+#define		S_008020_SOFT_RESET_TA(x)		(((x) & 1) << 12)
+#define		S_008020_SOFT_RESET_VC(x)		(((x) & 1) << 13)
+#define		S_008020_SOFT_RESET_VGT(x)		(((x) & 1) << 14)
+#define	R_008010_GRBM_STATUS			0x8010
+#define		S_008010_CMDFIFO_AVAIL(x)		(((x) & 0x1F) << 0)
+#define		S_008010_CP_RQ_PENDING(x)		(((x) & 1) << 6)
+#define		S_008010_CF_RQ_PENDING(x)		(((x) & 1) << 7)
+#define		S_008010_PF_RQ_PENDING(x)		(((x) & 1) << 8)
+#define		S_008010_GRBM_EE_BUSY(x)		(((x) & 1) << 10)
+#define		S_008010_VC_BUSY(x)			(((x) & 1) << 11)
+#define		S_008010_DB03_CLEAN(x)			(((x) & 1) << 12)
+#define		S_008010_CB03_CLEAN(x)			(((x) & 1) << 13)
+#define		S_008010_VGT_BUSY_NO_DMA(x)		(((x) & 1) << 16)
+#define		S_008010_VGT_BUSY(x)			(((x) & 1) << 17)
+#define		S_008010_TA03_BUSY(x)			(((x) & 1) << 18)
+#define		S_008010_TC_BUSY(x)			(((x) & 1) << 19)
+#define		S_008010_SX_BUSY(x)			(((x) & 1) << 20)
+#define		S_008010_SH_BUSY(x)			(((x) & 1) << 21)
+#define		S_008010_SPI03_BUSY(x)			(((x) & 1) << 22)
+#define		S_008010_SMX_BUSY(x)			(((x) & 1) << 23)
+#define		S_008010_SC_BUSY(x)			(((x) & 1) << 24)
+#define		S_008010_PA_BUSY(x)			(((x) & 1) << 25)
+#define		S_008010_DB03_BUSY(x)			(((x) & 1) << 26)
+#define		S_008010_CR_BUSY(x)			(((x) & 1) << 27)
+#define		S_008010_CP_COHERENCY_BUSY(x)		(((x) & 1) << 28)
+#define		S_008010_CP_BUSY(x)			(((x) & 1) << 29)
+#define		S_008010_CB03_BUSY(x)			(((x) & 1) << 30)
+#define		S_008010_GUI_ACTIVE(x)			(((x) & 1) << 31)
+#define		G_008010_CMDFIFO_AVAIL(x)		(((x) >> 0) & 0x1F)
+#define		G_008010_CP_RQ_PENDING(x)		(((x) >> 6) & 1)
+#define		G_008010_CF_RQ_PENDING(x)		(((x) >> 7) & 1)
+#define		G_008010_PF_RQ_PENDING(x)		(((x) >> 8) & 1)
+#define		G_008010_GRBM_EE_BUSY(x)		(((x) >> 10) & 1)
+#define		G_008010_VC_BUSY(x)			(((x) >> 11) & 1)
+#define		G_008010_DB03_CLEAN(x)			(((x) >> 12) & 1)
+#define		G_008010_CB03_CLEAN(x)			(((x) >> 13) & 1)
+#define		G_008010_VGT_BUSY_NO_DMA(x)		(((x) >> 16) & 1)
+#define		G_008010_VGT_BUSY(x)			(((x) >> 17) & 1)
+#define		G_008010_TA03_BUSY(x)			(((x) >> 18) & 1)
+#define		G_008010_TC_BUSY(x)			(((x) >> 19) & 1)
+#define		G_008010_SX_BUSY(x)			(((x) >> 20) & 1)
+#define		G_008010_SH_BUSY(x)			(((x) >> 21) & 1)
+#define		G_008010_SPI03_BUSY(x)			(((x) >> 22) & 1)
+#define		G_008010_SMX_BUSY(x)			(((x) >> 23) & 1)
+#define		G_008010_SC_BUSY(x)			(((x) >> 24) & 1)
+#define		G_008010_PA_BUSY(x)			(((x) >> 25) & 1)
+#define		G_008010_DB03_BUSY(x)			(((x) >> 26) & 1)
+#define		G_008010_CR_BUSY(x)			(((x) >> 27) & 1)
+#define		G_008010_CP_COHERENCY_BUSY(x)		(((x) >> 28) & 1)
+#define		G_008010_CP_BUSY(x)			(((x) >> 29) & 1)
+#define		G_008010_CB03_BUSY(x)			(((x) >> 30) & 1)
+#define		G_008010_GUI_ACTIVE(x)			(((x) >> 31) & 1)
+#define	R_008014_GRBM_STATUS2			0x8014
+#define		S_008014_CR_CLEAN(x)			(((x) & 1) << 0)
+#define		S_008014_SMX_CLEAN(x)			(((x) & 1) << 1)
+#define		S_008014_SPI0_BUSY(x)			(((x) & 1) << 8)
+#define		S_008014_SPI1_BUSY(x)			(((x) & 1) << 9)
+#define		S_008014_SPI2_BUSY(x)			(((x) & 1) << 10)
+#define		S_008014_SPI3_BUSY(x)			(((x) & 1) << 11)
+#define		S_008014_TA0_BUSY(x)			(((x) & 1) << 12)
+#define		S_008014_TA1_BUSY(x)			(((x) & 1) << 13)
+#define		S_008014_TA2_BUSY(x)			(((x) & 1) << 14)
+#define		S_008014_TA3_BUSY(x)			(((x) & 1) << 15)
+#define		S_008014_DB0_BUSY(x)			(((x) & 1) << 16)
+#define		S_008014_DB1_BUSY(x)			(((x) & 1) << 17)
+#define		S_008014_DB2_BUSY(x)			(((x) & 1) << 18)
+#define		S_008014_DB3_BUSY(x)			(((x) & 1) << 19)
+#define		S_008014_CB0_BUSY(x)			(((x) & 1) << 20)
+#define		S_008014_CB1_BUSY(x)			(((x) & 1) << 21)
+#define		S_008014_CB2_BUSY(x)			(((x) & 1) << 22)
+#define		S_008014_CB3_BUSY(x)			(((x) & 1) << 23)
+#define		G_008014_CR_CLEAN(x)			(((x) >> 0) & 1)
+#define		G_008014_SMX_CLEAN(x)			(((x) >> 1) & 1)
+#define		G_008014_SPI0_BUSY(x)			(((x) >> 8) & 1)
+#define		G_008014_SPI1_BUSY(x)			(((x) >> 9) & 1)
+#define		G_008014_SPI2_BUSY(x)			(((x) >> 10) & 1)
+#define		G_008014_SPI3_BUSY(x)			(((x) >> 11) & 1)
+#define		G_008014_TA0_BUSY(x)			(((x) >> 12) & 1)
+#define		G_008014_TA1_BUSY(x)			(((x) >> 13) & 1)
+#define		G_008014_TA2_BUSY(x)			(((x) >> 14) & 1)
+#define		G_008014_TA3_BUSY(x)			(((x) >> 15) & 1)
+#define		G_008014_DB0_BUSY(x)			(((x) >> 16) & 1)
+#define		G_008014_DB1_BUSY(x)			(((x) >> 17) & 1)
+#define		G_008014_DB2_BUSY(x)			(((x) >> 18) & 1)
+#define		G_008014_DB3_BUSY(x)			(((x) >> 19) & 1)
+#define		G_008014_CB0_BUSY(x)			(((x) >> 20) & 1)
+#define		G_008014_CB1_BUSY(x)			(((x) >> 21) & 1)
+#define		G_008014_CB2_BUSY(x)			(((x) >> 22) & 1)
+#define		G_008014_CB3_BUSY(x)			(((x) >> 23) & 1)
+#define	R_000E50_SRBM_STATUS				0x0E50
+#define		G_000E50_RLC_RQ_PENDING(x)		(((x) >> 3) & 1)
+#define		G_000E50_RCU_RQ_PENDING(x)		(((x) >> 4) & 1)
+#define		G_000E50_GRBM_RQ_PENDING(x)		(((x) >> 5) & 1)
+#define		G_000E50_HI_RQ_PENDING(x)		(((x) >> 6) & 1)
+#define		G_000E50_IO_EXTERN_SIGNAL(x)		(((x) >> 7) & 1)
+#define		G_000E50_VMC_BUSY(x)			(((x) >> 8) & 1)
+#define		G_000E50_MCB_BUSY(x)			(((x) >> 9) & 1)
+#define		G_000E50_MCDZ_BUSY(x)			(((x) >> 10) & 1)
+#define		G_000E50_MCDY_BUSY(x)			(((x) >> 11) & 1)
+#define		G_000E50_MCDX_BUSY(x)			(((x) >> 12) & 1)
+#define		G_000E50_MCDW_BUSY(x)			(((x) >> 13) & 1)
+#define		G_000E50_SEM_BUSY(x)			(((x) >> 14) & 1)
+#define		G_000E50_RLC_BUSY(x)			(((x) >> 15) & 1)
+#define		G_000E50_BIF_BUSY(x)			(((x) >> 29) & 1)
+#define	R_000E60_SRBM_SOFT_RESET			0x0E60
+#define		S_000E60_SOFT_RESET_BIF(x)		(((x) & 1) << 1)
+#define		S_000E60_SOFT_RESET_CG(x)		(((x) & 1) << 2)
+#define		S_000E60_SOFT_RESET_CMC(x)		(((x) & 1) << 3)
+#define		S_000E60_SOFT_RESET_CSC(x)		(((x) & 1) << 4)
+#define		S_000E60_SOFT_RESET_DC(x)		(((x) & 1) << 5)
+#define		S_000E60_SOFT_RESET_GRBM(x)		(((x) & 1) << 8)
+#define		S_000E60_SOFT_RESET_HDP(x)		(((x) & 1) << 9)
+#define		S_000E60_SOFT_RESET_IH(x)		(((x) & 1) << 10)
+#define		S_000E60_SOFT_RESET_MC(x)		(((x) & 1) << 11)
+#define		S_000E60_SOFT_RESET_RLC(x)		(((x) & 1) << 13)
+#define		S_000E60_SOFT_RESET_ROM(x)		(((x) & 1) << 14)
+#define		S_000E60_SOFT_RESET_SEM(x)		(((x) & 1) << 15)
+#define		S_000E60_SOFT_RESET_TSC(x)		(((x) & 1) << 16)
+#define		S_000E60_SOFT_RESET_VMC(x)		(((x) & 1) << 17)
+
+#endif
diff --git a/drivers/gpu/drm/radeon/radeon.h b/drivers/gpu/drm/radeon/radeon.h
index b519fb2fecbb..224506a2f7b1 100644
--- a/drivers/gpu/drm/radeon/radeon.h
+++ b/drivers/gpu/drm/radeon/radeon.h
@@ -44,14 +44,32 @@
  *	- TESTING, TESTING, TESTING
  */
 
+/* Initialization path:
+ *  We expect that acceleration initialization might fail for various
+ *  reasons even thought we work hard to make it works on most
+ *  configurations. In order to still have a working userspace in such
+ *  situation the init path must succeed up to the memory controller
+ *  initialization point. Failure before this point are considered as
+ *  fatal error. Here is the init callchain :
+ *      radeon_device_init  perform common structure, mutex initialization
+ *      asic_init           setup the GPU memory layout and perform all
+ *                          one time initialization (failure in this
+ *                          function are considered fatal)
+ *      asic_startup        setup the GPU acceleration, in order to
+ *                          follow guideline the first thing this
+ *                          function should do is setting the GPU
+ *                          memory controller (only MC setup failure
+ *                          are considered as fatal)
+ */
+
 #include <asm/atomic.h>
 #include <linux/wait.h>
 #include <linux/list.h>
 #include <linux/kref.h>
 
+#include "radeon_family.h"
 #include "radeon_mode.h"
 #include "radeon_reg.h"
-#include "r300.h"
 
 /*
  * Modules parameters.
@@ -66,6 +84,7 @@ extern int radeon_gart_size;
 extern int radeon_benchmarking;
 extern int radeon_testing;
 extern int radeon_connector_table;
+extern int radeon_tv;
 
 /*
  * Copy from radeon_drv.h so we don't have to include both and have conflicting
@@ -75,63 +94,7 @@ extern int radeon_connector_table;
 #define RADEON_IB_POOL_SIZE		16
 #define RADEON_DEBUGFS_MAX_NUM_FILES	32
 #define RADEONFB_CONN_LIMIT		4
-
-enum radeon_family {
-	CHIP_R100,
-	CHIP_RV100,
-	CHIP_RS100,
-	CHIP_RV200,
-	CHIP_RS200,
-	CHIP_R200,
-	CHIP_RV250,
-	CHIP_RS300,
-	CHIP_RV280,
-	CHIP_R300,
-	CHIP_R350,
-	CHIP_RV350,
-	CHIP_RV380,
-	CHIP_R420,
-	CHIP_R423,
-	CHIP_RV410,
-	CHIP_RS400,
-	CHIP_RS480,
-	CHIP_RS600,
-	CHIP_RS690,
-	CHIP_RS740,
-	CHIP_RV515,
-	CHIP_R520,
-	CHIP_RV530,
-	CHIP_RV560,
-	CHIP_RV570,
-	CHIP_R580,
-	CHIP_R600,
-	CHIP_RV610,
-	CHIP_RV630,
-	CHIP_RV620,
-	CHIP_RV635,
-	CHIP_RV670,
-	CHIP_RS780,
-	CHIP_RV770,
-	CHIP_RV730,
-	CHIP_RV710,
-	CHIP_RS880,
-	CHIP_LAST,
-};
-
-enum radeon_chip_flags {
-	RADEON_FAMILY_MASK = 0x0000ffffUL,
-	RADEON_FLAGS_MASK = 0xffff0000UL,
-	RADEON_IS_MOBILITY = 0x00010000UL,
-	RADEON_IS_IGP = 0x00020000UL,
-	RADEON_SINGLE_CRTC = 0x00040000UL,
-	RADEON_IS_AGP = 0x00080000UL,
-	RADEON_HAS_HIERZ = 0x00100000UL,
-	RADEON_IS_PCIE = 0x00200000UL,
-	RADEON_NEW_MEMMAP = 0x00400000UL,
-	RADEON_IS_PCI = 0x00800000UL,
-	RADEON_IS_IGPGART = 0x01000000UL,
-};
-
+#define RADEON_BIOS_NUM_SCRATCH		8
 
 /*
  * Errata workarounds.
@@ -151,10 +114,21 @@ struct radeon_device;
  */
 bool radeon_get_bios(struct radeon_device *rdev);
 
+
 /*
- * Clocks
+ * Dummy page
  */
+struct radeon_dummy_page {
+	struct page	*page;
+	dma_addr_t	addr;
+};
+int radeon_dummy_page_init(struct radeon_device *rdev);
+void radeon_dummy_page_fini(struct radeon_device *rdev);
+
 
+/*
+ * Clocks
+ */
 struct radeon_clock {
 	struct radeon_pll p1pll;
 	struct radeon_pll p2pll;
@@ -166,6 +140,11 @@ struct radeon_clock {
 };
 
 /*
+ * Power management
+ */
+int radeon_pm_init(struct radeon_device *rdev);
+
+/*
  * Fences.
  */
 struct radeon_fence_driver {
@@ -301,6 +280,8 @@ union radeon_gart_table {
 	struct radeon_gart_table_vram	vram;
 };
 
+#define RADEON_GPU_PAGE_SIZE 4096
+
 struct radeon_gart {
 	dma_addr_t			table_addr;
 	unsigned			num_gpu_pages;
@@ -331,14 +312,18 @@ struct radeon_mc {
 	resource_size_t		aper_size;
 	resource_size_t		aper_base;
 	resource_size_t		agp_base;
-	unsigned		gtt_location;
-	unsigned		gtt_size;
-	unsigned		vram_location;
 	/* for some chips with <= 32MB we need to lie
 	 * about vram size near mc fb location */
-	unsigned		mc_vram_size;
+	u64			mc_vram_size;
+	u64			gtt_location;
+	u64			gtt_size;
+	u64			gtt_start;
+	u64			gtt_end;
+	u64			vram_location;
+	u64			vram_start;
+	u64			vram_end;
 	unsigned		vram_width;
-	unsigned		real_vram_size;
+	u64			real_vram_size;
 	int			vram_mtrr;
 	bool			vram_is_ddr;
 };
@@ -381,10 +366,14 @@ struct radeon_ib {
 	unsigned long		idx;
 	uint64_t		gpu_addr;
 	struct radeon_fence	*fence;
-	volatile uint32_t	*ptr;
+	uint32_t	*ptr;
 	uint32_t		length_dw;
 };
 
+/*
+ * locking -
+ * mutex protects scheduled_ibs, ready, alloc_bm
+ */
 struct radeon_ib_pool {
 	struct mutex		mutex;
 	struct radeon_object	*robj;
@@ -410,6 +399,16 @@ struct radeon_cp {
 	bool			ready;
 };
 
+struct r600_blit {
+	struct radeon_object	*shader_obj;
+	u64 shader_gpu_addr;
+	u32 vs_offset, ps_offset;
+	u32 state_offset;
+	u32 state_len;
+	u32 vb_used, vb_total;
+	struct radeon_ib *vb_ib;
+};
+
 int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib);
 void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib);
 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib);
@@ -440,7 +439,12 @@ struct radeon_cs_reloc {
 struct radeon_cs_chunk {
 	uint32_t		chunk_id;
 	uint32_t		length_dw;
+	int kpage_idx[2];
+	uint32_t                *kpage[2];
 	uint32_t		*kdata;
+	void __user *user_ptr;
+	int last_copied_page;
+	int last_page_index;
 };
 
 struct radeon_cs_parser {
@@ -462,8 +466,39 @@ struct radeon_cs_parser {
 	int			chunk_relocs_idx;
 	struct radeon_ib	*ib;
 	void			*track;
+	unsigned		family;
+	int parser_error;
 };
 
+extern int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx);
+extern int radeon_cs_finish_pages(struct radeon_cs_parser *p);
+
+
+static inline u32 radeon_get_ib_value(struct radeon_cs_parser *p, int idx)
+{
+	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
+	u32 pg_idx, pg_offset;
+	u32 idx_value = 0;
+	int new_page;
+
+	pg_idx = (idx * 4) / PAGE_SIZE;
+	pg_offset = (idx * 4) % PAGE_SIZE;
+
+	if (ibc->kpage_idx[0] == pg_idx)
+		return ibc->kpage[0][pg_offset/4];
+	if (ibc->kpage_idx[1] == pg_idx)
+		return ibc->kpage[1][pg_offset/4];
+
+	new_page = radeon_cs_update_pages(p, pg_idx);
+	if (new_page < 0) {
+		p->parser_error = new_page;
+		return 0;
+	}
+
+	idx_value = ibc->kpage[new_page][pg_offset/4];
+	return idx_value;
+}
+
 struct radeon_cs_packet {
 	unsigned	idx;
 	unsigned	type;
@@ -484,6 +519,7 @@ typedef int (*radeon_packet3_check_t)(struct radeon_cs_parser *p,
  * AGP
  */
 int radeon_agp_init(struct radeon_device *rdev);
+void radeon_agp_resume(struct radeon_device *rdev);
 void radeon_agp_fini(struct radeon_device *rdev);
 
 
@@ -558,21 +594,20 @@ int r100_debugfs_cp_init(struct radeon_device *rdev);
  */
 struct radeon_asic {
 	int (*init)(struct radeon_device *rdev);
-	void (*errata)(struct radeon_device *rdev);
-	void (*vram_info)(struct radeon_device *rdev);
+	void (*fini)(struct radeon_device *rdev);
+	int (*resume)(struct radeon_device *rdev);
+	int (*suspend)(struct radeon_device *rdev);
+	void (*vga_set_state)(struct radeon_device *rdev, bool state);
 	int (*gpu_reset)(struct radeon_device *rdev);
-	int (*mc_init)(struct radeon_device *rdev);
-	void (*mc_fini)(struct radeon_device *rdev);
-	int (*wb_init)(struct radeon_device *rdev);
-	void (*wb_fini)(struct radeon_device *rdev);
-	int (*gart_enable)(struct radeon_device *rdev);
-	void (*gart_disable)(struct radeon_device *rdev);
 	void (*gart_tlb_flush)(struct radeon_device *rdev);
 	int (*gart_set_page)(struct radeon_device *rdev, int i, uint64_t addr);
 	int (*cp_init)(struct radeon_device *rdev, unsigned ring_size);
 	void (*cp_fini)(struct radeon_device *rdev);
 	void (*cp_disable)(struct radeon_device *rdev);
+	void (*cp_commit)(struct radeon_device *rdev);
 	void (*ring_start)(struct radeon_device *rdev);
+	int (*ring_test)(struct radeon_device *rdev);
+	void (*ring_ib_execute)(struct radeon_device *rdev, struct radeon_ib *ib);
 	int (*irq_set)(struct radeon_device *rdev);
 	int (*irq_process)(struct radeon_device *rdev);
 	u32 (*get_vblank_counter)(struct radeon_device *rdev, int crtc);
@@ -593,7 +628,9 @@ struct radeon_asic {
 		    uint64_t dst_offset,
 		    unsigned num_pages,
 		    struct radeon_fence *fence);
+	uint32_t (*get_engine_clock)(struct radeon_device *rdev);
 	void (*set_engine_clock)(struct radeon_device *rdev, uint32_t eng_clock);
+	uint32_t (*get_memory_clock)(struct radeon_device *rdev);
 	void (*set_memory_clock)(struct radeon_device *rdev, uint32_t mem_clock);
 	void (*set_pcie_lanes)(struct radeon_device *rdev, int lanes);
 	void (*set_clock_gating)(struct radeon_device *rdev, int enable);
@@ -604,8 +641,60 @@ struct radeon_asic {
 	void (*bandwidth_update)(struct radeon_device *rdev);
 };
 
+/*
+ * Asic structures
+ */
+struct r100_asic {
+	const unsigned	*reg_safe_bm;
+	unsigned	reg_safe_bm_size;
+};
+
+struct r300_asic {
+	const unsigned	*reg_safe_bm;
+	unsigned	reg_safe_bm_size;
+};
+
+struct r600_asic {
+	unsigned max_pipes;
+	unsigned max_tile_pipes;
+	unsigned max_simds;
+	unsigned max_backends;
+	unsigned max_gprs;
+	unsigned max_threads;
+	unsigned max_stack_entries;
+	unsigned max_hw_contexts;
+	unsigned max_gs_threads;
+	unsigned sx_max_export_size;
+	unsigned sx_max_export_pos_size;
+	unsigned sx_max_export_smx_size;
+	unsigned sq_num_cf_insts;
+};
+
+struct rv770_asic {
+	unsigned max_pipes;
+	unsigned max_tile_pipes;
+	unsigned max_simds;
+	unsigned max_backends;
+	unsigned max_gprs;
+	unsigned max_threads;
+	unsigned max_stack_entries;
+	unsigned max_hw_contexts;
+	unsigned max_gs_threads;
+	unsigned sx_max_export_size;
+	unsigned sx_max_export_pos_size;
+	unsigned sx_max_export_smx_size;
+	unsigned sq_num_cf_insts;
+	unsigned sx_num_of_sets;
+	unsigned sc_prim_fifo_size;
+	unsigned sc_hiz_tile_fifo_size;
+	unsigned sc_earlyz_tile_fifo_fize;
+};
+
 union radeon_asic_config {
 	struct r300_asic	r300;
+	struct r100_asic	r100;
+	struct r600_asic	r600;
+	struct rv770_asic	rv770;
 };
 
 
@@ -646,6 +735,7 @@ typedef uint32_t (*radeon_rreg_t)(struct radeon_device*, uint32_t);
 typedef void (*radeon_wreg_t)(struct radeon_device*, uint32_t, uint32_t);
 
 struct radeon_device {
+	struct device			*dev;
 	struct drm_device		*ddev;
 	struct pci_dev			*pdev;
 	/* ASIC */
@@ -689,13 +779,20 @@ struct radeon_device {
 	struct radeon_asic		*asic;
 	struct radeon_gem		gem;
 	struct radeon_pm		pm;
+	uint32_t			bios_scratch[RADEON_BIOS_NUM_SCRATCH];
 	struct mutex			cs_mutex;
 	struct radeon_wb		wb;
+	struct radeon_dummy_page	dummy_page;
 	bool				gpu_lockup;
 	bool				shutdown;
 	bool				suspend;
 	bool				need_dma32;
+	bool				accel_working;
 	struct radeon_surface_reg surface_regs[RADEON_GEM_MAX_SURFACES];
+	const struct firmware *me_fw;	/* all family ME firmware */
+	const struct firmware *pfp_fw;	/* r6/700 PFP firmware */
+	struct r600_blit r600_blit;
+	int msi_enabled; /* msi enabled */
 };
 
 int radeon_device_init(struct radeon_device *rdev,
@@ -705,6 +802,13 @@ int radeon_device_init(struct radeon_device *rdev,
 void radeon_device_fini(struct radeon_device *rdev);
 int radeon_gpu_wait_for_idle(struct radeon_device *rdev);
 
+/* r600 blit */
+int r600_blit_prepare_copy(struct radeon_device *rdev, int size_bytes);
+void r600_blit_done_copy(struct radeon_device *rdev, struct radeon_fence *fence);
+void r600_kms_blit_copy(struct radeon_device *rdev,
+			u64 src_gpu_addr, u64 dst_gpu_addr,
+			int size_bytes);
+
 static inline uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg)
 {
 	if (reg < 0x10000)
@@ -732,6 +836,7 @@ static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32
 #define RREG8(reg) readb(((void __iomem *)rdev->rmmio) + (reg))
 #define WREG8(reg, v) writeb(v, ((void __iomem *)rdev->rmmio) + (reg))
 #define RREG32(reg) r100_mm_rreg(rdev, (reg))
+#define DREG32(reg) printk(KERN_INFO "REGISTER: " #reg " : 0x%08X\n", r100_mm_rreg(rdev, (reg)))
 #define WREG32(reg, v) r100_mm_wreg(rdev, (reg), (v))
 #define REG_SET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
 #define REG_GET(FIELD, v) (((v) << FIELD##_SHIFT) & FIELD##_MASK)
@@ -755,6 +860,7 @@ static inline void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32
 		tmp_ |= ((val) & ~(mask));			\
 		WREG32_PLL(reg, tmp_);				\
 	} while (0)
+#define DREG32_SYS(sqf, rdev, reg) seq_printf((sqf), #reg " : 0x%08X\n", r100_mm_rreg((rdev), (reg)))
 
 /*
  * Indirect registers accessor
@@ -819,51 +925,6 @@ void radeon_atombios_fini(struct radeon_device *rdev);
 /*
  * RING helpers.
  */
-#define CP_PACKET0			0x00000000
-#define		PACKET0_BASE_INDEX_SHIFT	0
-#define		PACKET0_BASE_INDEX_MASK		(0x1ffff << 0)
-#define		PACKET0_COUNT_SHIFT		16
-#define		PACKET0_COUNT_MASK		(0x3fff << 16)
-#define CP_PACKET1			0x40000000
-#define CP_PACKET2			0x80000000
-#define		PACKET2_PAD_SHIFT		0
-#define		PACKET2_PAD_MASK		(0x3fffffff << 0)
-#define CP_PACKET3			0xC0000000
-#define		PACKET3_IT_OPCODE_SHIFT		8
-#define		PACKET3_IT_OPCODE_MASK		(0xff << 8)
-#define		PACKET3_COUNT_SHIFT		16
-#define		PACKET3_COUNT_MASK		(0x3fff << 16)
-/* PACKET3 op code */
-#define		PACKET3_NOP			0x10
-#define		PACKET3_3D_DRAW_VBUF		0x28
-#define		PACKET3_3D_DRAW_IMMD		0x29
-#define		PACKET3_3D_DRAW_INDX		0x2A
-#define		PACKET3_3D_LOAD_VBPNTR		0x2F
-#define		PACKET3_INDX_BUFFER		0x33
-#define		PACKET3_3D_DRAW_VBUF_2		0x34
-#define		PACKET3_3D_DRAW_IMMD_2		0x35
-#define		PACKET3_3D_DRAW_INDX_2		0x36
-#define		PACKET3_BITBLT_MULTI		0x9B
-
-#define PACKET0(reg, n)	(CP_PACKET0 |					\
-			 REG_SET(PACKET0_BASE_INDEX, (reg) >> 2) |	\
-			 REG_SET(PACKET0_COUNT, (n)))
-#define PACKET2(v)	(CP_PACKET2 | REG_SET(PACKET2_PAD, (v)))
-#define PACKET3(op, n)	(CP_PACKET3 |					\
-			 REG_SET(PACKET3_IT_OPCODE, (op)) |		\
-			 REG_SET(PACKET3_COUNT, (n)))
-
-#define	PACKET_TYPE0	0
-#define	PACKET_TYPE1	1
-#define	PACKET_TYPE2	2
-#define	PACKET_TYPE3	3
-
-#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
-#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
-#define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2)
-#define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1)
-#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
-
 static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 {
 #if DRM_DEBUG_CODE
@@ -882,22 +943,18 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
  * ASICs macro.
  */
 #define radeon_init(rdev) (rdev)->asic->init((rdev))
+#define radeon_fini(rdev) (rdev)->asic->fini((rdev))
+#define radeon_resume(rdev) (rdev)->asic->resume((rdev))
+#define radeon_suspend(rdev) (rdev)->asic->suspend((rdev))
 #define radeon_cs_parse(p) rdev->asic->cs_parse((p))
-#define radeon_errata(rdev) (rdev)->asic->errata((rdev))
-#define radeon_vram_info(rdev) (rdev)->asic->vram_info((rdev))
+#define radeon_vga_set_state(rdev, state) (rdev)->asic->vga_set_state((rdev), (state))
 #define radeon_gpu_reset(rdev) (rdev)->asic->gpu_reset((rdev))
-#define radeon_mc_init(rdev) (rdev)->asic->mc_init((rdev))
-#define radeon_mc_fini(rdev) (rdev)->asic->mc_fini((rdev))
-#define radeon_wb_init(rdev) (rdev)->asic->wb_init((rdev))
-#define radeon_wb_fini(rdev) (rdev)->asic->wb_fini((rdev))
-#define radeon_gart_enable(rdev) (rdev)->asic->gart_enable((rdev))
-#define radeon_gart_disable(rdev) (rdev)->asic->gart_disable((rdev))
 #define radeon_gart_tlb_flush(rdev) (rdev)->asic->gart_tlb_flush((rdev))
 #define radeon_gart_set_page(rdev, i, p) (rdev)->asic->gart_set_page((rdev), (i), (p))
-#define radeon_cp_init(rdev,rsize) (rdev)->asic->cp_init((rdev), (rsize))
-#define radeon_cp_fini(rdev) (rdev)->asic->cp_fini((rdev))
-#define radeon_cp_disable(rdev) (rdev)->asic->cp_disable((rdev))
+#define radeon_cp_commit(rdev) (rdev)->asic->cp_commit((rdev))
 #define radeon_ring_start(rdev) (rdev)->asic->ring_start((rdev))
+#define radeon_ring_test(rdev) (rdev)->asic->ring_test((rdev))
+#define radeon_ring_ib_execute(rdev, ib) (rdev)->asic->ring_ib_execute((rdev), (ib))
 #define radeon_irq_set(rdev) (rdev)->asic->irq_set((rdev))
 #define radeon_irq_process(rdev) (rdev)->asic->irq_process((rdev))
 #define radeon_get_vblank_counter(rdev, crtc) (rdev)->asic->get_vblank_counter((rdev), (crtc))
@@ -905,7 +962,9 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 #define radeon_copy_blit(rdev, s, d, np, f) (rdev)->asic->copy_blit((rdev), (s), (d), (np), (f))
 #define radeon_copy_dma(rdev, s, d, np, f) (rdev)->asic->copy_dma((rdev), (s), (d), (np), (f))
 #define radeon_copy(rdev, s, d, np, f) (rdev)->asic->copy((rdev), (s), (d), (np), (f))
+#define radeon_get_engine_clock(rdev) (rdev)->asic->get_engine_clock((rdev))
 #define radeon_set_engine_clock(rdev, e) (rdev)->asic->set_engine_clock((rdev), (e))
+#define radeon_get_memory_clock(rdev) (rdev)->asic->get_memory_clock((rdev))
 #define radeon_set_memory_clock(rdev, e) (rdev)->asic->set_engine_clock((rdev), (e))
 #define radeon_set_pcie_lanes(rdev, l) (rdev)->asic->set_pcie_lanes((rdev), (l))
 #define radeon_set_clock_gating(rdev, e) (rdev)->asic->set_clock_gating((rdev), (e))
@@ -913,4 +972,139 @@ static inline void radeon_ring_write(struct radeon_device *rdev, uint32_t v)
 #define radeon_clear_surface_reg(rdev, r) ((rdev)->asic->clear_surface_reg((rdev), (r)))
 #define radeon_bandwidth_update(rdev) (rdev)->asic->bandwidth_update((rdev))
 
+/* Common functions */
+extern int radeon_gart_table_vram_pin(struct radeon_device *rdev);
+extern int radeon_modeset_init(struct radeon_device *rdev);
+extern void radeon_modeset_fini(struct radeon_device *rdev);
+extern bool radeon_card_posted(struct radeon_device *rdev);
+extern int radeon_clocks_init(struct radeon_device *rdev);
+extern void radeon_clocks_fini(struct radeon_device *rdev);
+extern void radeon_scratch_init(struct radeon_device *rdev);
+extern void radeon_surface_init(struct radeon_device *rdev);
+extern int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data);
+extern void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
+extern void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
+
+/* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280 */
+struct r100_mc_save {
+	u32	GENMO_WT;
+	u32	CRTC_EXT_CNTL;
+	u32	CRTC_GEN_CNTL;
+	u32	CRTC2_GEN_CNTL;
+	u32	CUR_OFFSET;
+	u32	CUR2_OFFSET;
+};
+extern void r100_cp_disable(struct radeon_device *rdev);
+extern int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
+extern void r100_cp_fini(struct radeon_device *rdev);
+extern void r100_pci_gart_tlb_flush(struct radeon_device *rdev);
+extern int r100_pci_gart_init(struct radeon_device *rdev);
+extern void r100_pci_gart_fini(struct radeon_device *rdev);
+extern int r100_pci_gart_enable(struct radeon_device *rdev);
+extern void r100_pci_gart_disable(struct radeon_device *rdev);
+extern int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
+extern int r100_debugfs_mc_info_init(struct radeon_device *rdev);
+extern int r100_gui_wait_for_idle(struct radeon_device *rdev);
+extern void r100_ib_fini(struct radeon_device *rdev);
+extern int r100_ib_init(struct radeon_device *rdev);
+extern void r100_irq_disable(struct radeon_device *rdev);
+extern int r100_irq_set(struct radeon_device *rdev);
+extern void r100_mc_stop(struct radeon_device *rdev, struct r100_mc_save *save);
+extern void r100_mc_resume(struct radeon_device *rdev, struct r100_mc_save *save);
+extern void r100_vram_init_sizes(struct radeon_device *rdev);
+extern void r100_wb_disable(struct radeon_device *rdev);
+extern void r100_wb_fini(struct radeon_device *rdev);
+extern int r100_wb_init(struct radeon_device *rdev);
+extern void r100_hdp_reset(struct radeon_device *rdev);
+extern int r100_rb2d_reset(struct radeon_device *rdev);
+extern int r100_cp_reset(struct radeon_device *rdev);
+extern void r100_vga_render_disable(struct radeon_device *rdev);
+extern int r100_cs_track_check_pkt3_indx_buffer(struct radeon_cs_parser *p,
+						struct radeon_cs_packet *pkt,
+						struct radeon_object *robj);
+extern int r100_cs_parse_packet0(struct radeon_cs_parser *p,
+				struct radeon_cs_packet *pkt,
+				const unsigned *auth, unsigned n,
+				radeon_packet0_check_t check);
+extern int r100_cs_packet_parse(struct radeon_cs_parser *p,
+				struct radeon_cs_packet *pkt,
+				unsigned idx);
+
+/* rv200,rv250,rv280 */
+extern void r200_set_safe_registers(struct radeon_device *rdev);
+
+/* r300,r350,rv350,rv370,rv380 */
+extern void r300_set_reg_safe(struct radeon_device *rdev);
+extern void r300_mc_program(struct radeon_device *rdev);
+extern void r300_vram_info(struct radeon_device *rdev);
+extern void r300_clock_startup(struct radeon_device *rdev);
+extern int r300_mc_wait_for_idle(struct radeon_device *rdev);
+extern int rv370_pcie_gart_init(struct radeon_device *rdev);
+extern void rv370_pcie_gart_fini(struct radeon_device *rdev);
+extern int rv370_pcie_gart_enable(struct radeon_device *rdev);
+extern void rv370_pcie_gart_disable(struct radeon_device *rdev);
+
+/* r420,r423,rv410 */
+extern int r420_mc_init(struct radeon_device *rdev);
+extern u32 r420_mc_rreg(struct radeon_device *rdev, u32 reg);
+extern void r420_mc_wreg(struct radeon_device *rdev, u32 reg, u32 v);
+extern int r420_debugfs_pipes_info_init(struct radeon_device *rdev);
+extern void r420_pipes_init(struct radeon_device *rdev);
+
+/* rv515 */
+struct rv515_mc_save {
+	u32 d1vga_control;
+	u32 d2vga_control;
+	u32 vga_render_control;
+	u32 vga_hdp_control;
+	u32 d1crtc_control;
+	u32 d2crtc_control;
+};
+extern void rv515_bandwidth_avivo_update(struct radeon_device *rdev);
+extern void rv515_vga_render_disable(struct radeon_device *rdev);
+extern void rv515_set_safe_registers(struct radeon_device *rdev);
+extern void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save);
+extern void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save);
+extern void rv515_clock_startup(struct radeon_device *rdev);
+extern void rv515_debugfs(struct radeon_device *rdev);
+extern int rv515_suspend(struct radeon_device *rdev);
+
+/* rs400 */
+extern int rs400_gart_init(struct radeon_device *rdev);
+extern int rs400_gart_enable(struct radeon_device *rdev);
+extern void rs400_gart_adjust_size(struct radeon_device *rdev);
+extern void rs400_gart_disable(struct radeon_device *rdev);
+extern void rs400_gart_fini(struct radeon_device *rdev);
+
+/* rs600 */
+extern void rs600_set_safe_registers(struct radeon_device *rdev);
+extern int rs600_irq_set(struct radeon_device *rdev);
+extern void rs600_irq_disable(struct radeon_device *rdev);
+
+/* rs690, rs740 */
+extern void rs690_line_buffer_adjust(struct radeon_device *rdev,
+					struct drm_display_mode *mode1,
+					struct drm_display_mode *mode2);
+
+/* r600, rv610, rv630, rv620, rv635, rv670, rs780, rs880 */
+extern bool r600_card_posted(struct radeon_device *rdev);
+extern void r600_cp_stop(struct radeon_device *rdev);
+extern void r600_ring_init(struct radeon_device *rdev, unsigned ring_size);
+extern int r600_cp_resume(struct radeon_device *rdev);
+extern int r600_count_pipe_bits(uint32_t val);
+extern int r600_gart_clear_page(struct radeon_device *rdev, int i);
+extern int r600_mc_wait_for_idle(struct radeon_device *rdev);
+extern int r600_pcie_gart_init(struct radeon_device *rdev);
+extern void r600_pcie_gart_tlb_flush(struct radeon_device *rdev);
+extern int r600_ib_test(struct radeon_device *rdev);
+extern int r600_ring_test(struct radeon_device *rdev);
+extern void r600_wb_fini(struct radeon_device *rdev);
+extern int r600_wb_enable(struct radeon_device *rdev);
+extern void r600_wb_disable(struct radeon_device *rdev);
+extern void r600_scratch_init(struct radeon_device *rdev);
+extern int r600_blit_init(struct radeon_device *rdev);
+extern void r600_blit_fini(struct radeon_device *rdev);
+extern int r600_cp_init_microcode(struct radeon_device *rdev);
+extern int r600_gpu_reset(struct radeon_device *rdev);
+
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_agp.c b/drivers/gpu/drm/radeon/radeon_agp.c
index 23ea9955ac59..54bf49a6d676 100644
--- a/drivers/gpu/drm/radeon/radeon_agp.c
+++ b/drivers/gpu/drm/radeon/radeon_agp.c
@@ -237,6 +237,18 @@ int radeon_agp_init(struct radeon_device *rdev)
 #endif
 }
 
+void radeon_agp_resume(struct radeon_device *rdev)
+{
+#if __OS_HAS_AGP
+	int r;
+	if (rdev->flags & RADEON_IS_AGP) {
+		r = radeon_agp_init(rdev);
+		if (r)
+			dev_warn(rdev->dev, "radeon AGP reinit failed\n");
+	}
+#endif
+}
+
 void radeon_agp_fini(struct radeon_device *rdev)
 {
 #if __OS_HAS_AGP
diff --git a/drivers/gpu/drm/radeon/radeon_asic.h b/drivers/gpu/drm/radeon/radeon_asic.h
index 93d8f8889302..c18fbee387d7 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.h
+++ b/drivers/gpu/drm/radeon/radeon_asic.h
@@ -31,34 +31,31 @@
 /*
  * common functions
  */
+uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev);
 void radeon_legacy_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock);
 void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable);
 
+uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev);
 void radeon_atom_set_engine_clock(struct radeon_device *rdev, uint32_t eng_clock);
+uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev);
 void radeon_atom_set_memory_clock(struct radeon_device *rdev, uint32_t mem_clock);
 void radeon_atom_set_clock_gating(struct radeon_device *rdev, int enable);
 
 /*
  * r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
  */
-int r100_init(struct radeon_device *rdev);
+extern int r100_init(struct radeon_device *rdev);
+extern void r100_fini(struct radeon_device *rdev);
+extern int r100_suspend(struct radeon_device *rdev);
+extern int r100_resume(struct radeon_device *rdev);
 uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg);
 void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
-void r100_errata(struct radeon_device *rdev);
-void r100_vram_info(struct radeon_device *rdev);
+void r100_vga_set_state(struct radeon_device *rdev, bool state);
 int r100_gpu_reset(struct radeon_device *rdev);
-int r100_mc_init(struct radeon_device *rdev);
-void r100_mc_fini(struct radeon_device *rdev);
 u32 r100_get_vblank_counter(struct radeon_device *rdev, int crtc);
-int r100_wb_init(struct radeon_device *rdev);
-void r100_wb_fini(struct radeon_device *rdev);
-int r100_gart_enable(struct radeon_device *rdev);
-void r100_pci_gart_disable(struct radeon_device *rdev);
 void r100_pci_gart_tlb_flush(struct radeon_device *rdev);
 int r100_pci_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
-int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
-void r100_cp_fini(struct radeon_device *rdev);
-void r100_cp_disable(struct radeon_device *rdev);
+void r100_cp_commit(struct radeon_device *rdev);
 void r100_ring_start(struct radeon_device *rdev);
 int r100_irq_set(struct radeon_device *rdev);
 int r100_irq_process(struct radeon_device *rdev);
@@ -77,24 +74,22 @@ int r100_set_surface_reg(struct radeon_device *rdev, int reg,
 			 uint32_t offset, uint32_t obj_size);
 int r100_clear_surface_reg(struct radeon_device *rdev, int reg);
 void r100_bandwidth_update(struct radeon_device *rdev);
+void r100_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
+int r100_ring_test(struct radeon_device *rdev);
 
 static struct radeon_asic r100_asic = {
 	.init = &r100_init,
-	.errata = &r100_errata,
-	.vram_info = &r100_vram_info,
+	.fini = &r100_fini,
+	.suspend = &r100_suspend,
+	.resume = &r100_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r100_gpu_reset,
-	.mc_init = &r100_mc_init,
-	.mc_fini = &r100_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &r100_gart_enable,
-	.gart_disable = &r100_pci_gart_disable,
 	.gart_tlb_flush = &r100_pci_gart_tlb_flush,
 	.gart_set_page = &r100_pci_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r100_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
 	.get_vblank_counter = &r100_get_vblank_counter,
@@ -103,7 +98,9 @@ static struct radeon_asic r100_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = NULL,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_legacy_get_engine_clock,
 	.set_engine_clock = &radeon_legacy_set_engine_clock,
+	.get_memory_clock = NULL,
 	.set_memory_clock = NULL,
 	.set_pcie_lanes = NULL,
 	.set_clock_gating = &radeon_legacy_set_clock_gating,
@@ -116,46 +113,38 @@ static struct radeon_asic r100_asic = {
 /*
  * r300,r350,rv350,rv380
  */
-int r300_init(struct radeon_device *rdev);
-void r300_errata(struct radeon_device *rdev);
-void r300_vram_info(struct radeon_device *rdev);
-int r300_gpu_reset(struct radeon_device *rdev);
-int r300_mc_init(struct radeon_device *rdev);
-void r300_mc_fini(struct radeon_device *rdev);
-void r300_ring_start(struct radeon_device *rdev);
-void r300_fence_ring_emit(struct radeon_device *rdev,
-			  struct radeon_fence *fence);
-int r300_cs_parse(struct radeon_cs_parser *p);
-int r300_gart_enable(struct radeon_device *rdev);
-void rv370_pcie_gart_disable(struct radeon_device *rdev);
-void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev);
-int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
-uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
-void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
-void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes);
-int r300_copy_dma(struct radeon_device *rdev,
-		  uint64_t src_offset,
-		  uint64_t dst_offset,
-		  unsigned num_pages,
-		  struct radeon_fence *fence);
-
+extern int r300_init(struct radeon_device *rdev);
+extern void r300_fini(struct radeon_device *rdev);
+extern int r300_suspend(struct radeon_device *rdev);
+extern int r300_resume(struct radeon_device *rdev);
+extern int r300_gpu_reset(struct radeon_device *rdev);
+extern void r300_ring_start(struct radeon_device *rdev);
+extern void r300_fence_ring_emit(struct radeon_device *rdev,
+				struct radeon_fence *fence);
+extern int r300_cs_parse(struct radeon_cs_parser *p);
+extern void rv370_pcie_gart_tlb_flush(struct radeon_device *rdev);
+extern int rv370_pcie_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
+extern uint32_t rv370_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
+extern void rv370_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
+extern void rv370_set_pcie_lanes(struct radeon_device *rdev, int lanes);
+extern int r300_copy_dma(struct radeon_device *rdev,
+			uint64_t src_offset,
+			uint64_t dst_offset,
+			unsigned num_pages,
+			struct radeon_fence *fence);
 static struct radeon_asic r300_asic = {
 	.init = &r300_init,
-	.errata = &r300_errata,
-	.vram_info = &r300_vram_info,
+	.fini = &r300_fini,
+	.suspend = &r300_suspend,
+	.resume = &r300_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r300_gpu_reset,
-	.mc_init = &r300_mc_init,
-	.mc_fini = &r300_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &r300_gart_enable,
-	.gart_disable = &r100_pci_gart_disable,
 	.gart_tlb_flush = &r100_pci_gart_tlb_flush,
 	.gart_set_page = &r100_pci_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r300_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
 	.get_vblank_counter = &r100_get_vblank_counter,
@@ -164,7 +153,9 @@ static struct radeon_asic r300_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_legacy_get_engine_clock,
 	.set_engine_clock = &radeon_legacy_set_engine_clock,
+	.get_memory_clock = NULL,
 	.set_memory_clock = NULL,
 	.set_pcie_lanes = &rv370_set_pcie_lanes,
 	.set_clock_gating = &radeon_legacy_set_clock_gating,
@@ -176,27 +167,23 @@ static struct radeon_asic r300_asic = {
 /*
  * r420,r423,rv410
  */
-void r420_errata(struct radeon_device *rdev);
-void r420_vram_info(struct radeon_device *rdev);
-int r420_mc_init(struct radeon_device *rdev);
-void r420_mc_fini(struct radeon_device *rdev);
+extern int r420_init(struct radeon_device *rdev);
+extern void r420_fini(struct radeon_device *rdev);
+extern int r420_suspend(struct radeon_device *rdev);
+extern int r420_resume(struct radeon_device *rdev);
 static struct radeon_asic r420_asic = {
-	.init = &r300_init,
-	.errata = &r420_errata,
-	.vram_info = &r420_vram_info,
+	.init = &r420_init,
+	.fini = &r420_fini,
+	.suspend = &r420_suspend,
+	.resume = &r420_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r300_gpu_reset,
-	.mc_init = &r420_mc_init,
-	.mc_fini = &r420_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &r300_gart_enable,
-	.gart_disable = &rv370_pcie_gart_disable,
 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 	.gart_set_page = &rv370_pcie_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r300_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
 	.get_vblank_counter = &r100_get_vblank_counter,
@@ -205,7 +192,9 @@ static struct radeon_asic r420_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
 	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
 	.set_memory_clock = &radeon_atom_set_memory_clock,
 	.set_pcie_lanes = &rv370_set_pcie_lanes,
 	.set_clock_gating = &radeon_atom_set_clock_gating,
@@ -218,33 +207,27 @@ static struct radeon_asic r420_asic = {
 /*
  * rs400,rs480
  */
-void rs400_errata(struct radeon_device *rdev);
-void rs400_vram_info(struct radeon_device *rdev);
-int rs400_mc_init(struct radeon_device *rdev);
-void rs400_mc_fini(struct radeon_device *rdev);
-int rs400_gart_enable(struct radeon_device *rdev);
-void rs400_gart_disable(struct radeon_device *rdev);
+extern int rs400_init(struct radeon_device *rdev);
+extern void rs400_fini(struct radeon_device *rdev);
+extern int rs400_suspend(struct radeon_device *rdev);
+extern int rs400_resume(struct radeon_device *rdev);
 void rs400_gart_tlb_flush(struct radeon_device *rdev);
 int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 static struct radeon_asic rs400_asic = {
-	.init = &r300_init,
-	.errata = &rs400_errata,
-	.vram_info = &rs400_vram_info,
+	.init = &rs400_init,
+	.fini = &rs400_fini,
+	.suspend = &rs400_suspend,
+	.resume = &rs400_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r300_gpu_reset,
-	.mc_init = &rs400_mc_init,
-	.mc_fini = &rs400_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &rs400_gart_enable,
-	.gart_disable = &rs400_gart_disable,
 	.gart_tlb_flush = &rs400_gart_tlb_flush,
 	.gart_set_page = &rs400_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r300_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &r100_irq_set,
 	.irq_process = &r100_irq_process,
 	.get_vblank_counter = &r100_get_vblank_counter,
@@ -253,7 +236,9 @@ static struct radeon_asic rs400_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_legacy_get_engine_clock,
 	.set_engine_clock = &radeon_legacy_set_engine_clock,
+	.get_memory_clock = NULL,
 	.set_memory_clock = NULL,
 	.set_pcie_lanes = NULL,
 	.set_clock_gating = &radeon_legacy_set_clock_gating,
@@ -266,16 +251,13 @@ static struct radeon_asic rs400_asic = {
 /*
  * rs600.
  */
-int rs600_init(struct radeon_device *dev);
-void rs600_errata(struct radeon_device *rdev);
-void rs600_vram_info(struct radeon_device *rdev);
-int rs600_mc_init(struct radeon_device *rdev);
-void rs600_mc_fini(struct radeon_device *rdev);
+extern int rs600_init(struct radeon_device *rdev);
+extern void rs600_fini(struct radeon_device *rdev);
+extern int rs600_suspend(struct radeon_device *rdev);
+extern int rs600_resume(struct radeon_device *rdev);
 int rs600_irq_set(struct radeon_device *rdev);
 int rs600_irq_process(struct radeon_device *rdev);
 u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc);
-int rs600_gart_enable(struct radeon_device *rdev);
-void rs600_gart_disable(struct radeon_device *rdev);
 void rs600_gart_tlb_flush(struct radeon_device *rdev);
 int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr);
 uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg);
@@ -283,21 +265,17 @@ void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rs600_bandwidth_update(struct radeon_device *rdev);
 static struct radeon_asic rs600_asic = {
 	.init = &rs600_init,
-	.errata = &rs600_errata,
-	.vram_info = &rs600_vram_info,
+	.fini = &rs600_fini,
+	.suspend = &rs600_suspend,
+	.resume = &rs600_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r300_gpu_reset,
-	.mc_init = &rs600_mc_init,
-	.mc_fini = &rs600_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &rs600_gart_enable,
-	.gart_disable = &rs600_gart_disable,
 	.gart_tlb_flush = &rs600_gart_tlb_flush,
 	.gart_set_page = &rs600_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r300_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &rs600_irq_set,
 	.irq_process = &rs600_irq_process,
 	.get_vblank_counter = &rs600_get_vblank_counter,
@@ -306,7 +284,9 @@ static struct radeon_asic rs600_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
 	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
 	.set_memory_clock = &radeon_atom_set_memory_clock,
 	.set_pcie_lanes = NULL,
 	.set_clock_gating = &radeon_atom_set_clock_gating,
@@ -317,30 +297,26 @@ static struct radeon_asic rs600_asic = {
 /*
  * rs690,rs740
  */
-void rs690_errata(struct radeon_device *rdev);
-void rs690_vram_info(struct radeon_device *rdev);
-int rs690_mc_init(struct radeon_device *rdev);
-void rs690_mc_fini(struct radeon_device *rdev);
+int rs690_init(struct radeon_device *rdev);
+void rs690_fini(struct radeon_device *rdev);
+int rs690_resume(struct radeon_device *rdev);
+int rs690_suspend(struct radeon_device *rdev);
 uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rs690_bandwidth_update(struct radeon_device *rdev);
 static struct radeon_asic rs690_asic = {
-	.init = &rs600_init,
-	.errata = &rs690_errata,
-	.vram_info = &rs690_vram_info,
+	.init = &rs690_init,
+	.fini = &rs690_fini,
+	.suspend = &rs690_suspend,
+	.resume = &rs690_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &r300_gpu_reset,
-	.mc_init = &rs690_mc_init,
-	.mc_fini = &rs690_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &rs400_gart_enable,
-	.gart_disable = &rs400_gart_disable,
 	.gart_tlb_flush = &rs400_gart_tlb_flush,
 	.gart_set_page = &rs400_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &r300_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &rs600_irq_set,
 	.irq_process = &rs600_irq_process,
 	.get_vblank_counter = &rs600_get_vblank_counter,
@@ -349,7 +325,9 @@ static struct radeon_asic rs690_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r300_copy_dma,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
 	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
 	.set_memory_clock = &radeon_atom_set_memory_clock,
 	.set_pcie_lanes = NULL,
 	.set_clock_gating = &radeon_atom_set_clock_gating,
@@ -363,34 +341,29 @@ static struct radeon_asic rs690_asic = {
  * rv515
  */
 int rv515_init(struct radeon_device *rdev);
-void rv515_errata(struct radeon_device *rdev);
-void rv515_vram_info(struct radeon_device *rdev);
+void rv515_fini(struct radeon_device *rdev);
 int rv515_gpu_reset(struct radeon_device *rdev);
-int rv515_mc_init(struct radeon_device *rdev);
-void rv515_mc_fini(struct radeon_device *rdev);
 uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg);
 void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rv515_ring_start(struct radeon_device *rdev);
 uint32_t rv515_pcie_rreg(struct radeon_device *rdev, uint32_t reg);
 void rv515_pcie_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
 void rv515_bandwidth_update(struct radeon_device *rdev);
+int rv515_resume(struct radeon_device *rdev);
+int rv515_suspend(struct radeon_device *rdev);
 static struct radeon_asic rv515_asic = {
 	.init = &rv515_init,
-	.errata = &rv515_errata,
-	.vram_info = &rv515_vram_info,
+	.fini = &rv515_fini,
+	.suspend = &rv515_suspend,
+	.resume = &rv515_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &rv515_gpu_reset,
-	.mc_init = &rv515_mc_init,
-	.mc_fini = &rv515_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &r300_gart_enable,
-	.gart_disable = &rv370_pcie_gart_disable,
 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 	.gart_set_page = &rv370_pcie_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &rv515_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &rs600_irq_set,
 	.irq_process = &rs600_irq_process,
 	.get_vblank_counter = &rs600_get_vblank_counter,
@@ -399,7 +372,9 @@ static struct radeon_asic rv515_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
 	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
 	.set_memory_clock = &radeon_atom_set_memory_clock,
 	.set_pcie_lanes = &rv370_set_pcie_lanes,
 	.set_clock_gating = &radeon_atom_set_clock_gating,
@@ -412,28 +387,21 @@ static struct radeon_asic rv515_asic = {
 /*
  * r520,rv530,rv560,rv570,r580
  */
-void r520_errata(struct radeon_device *rdev);
-void r520_vram_info(struct radeon_device *rdev);
-int r520_mc_init(struct radeon_device *rdev);
-void r520_mc_fini(struct radeon_device *rdev);
-void r520_bandwidth_update(struct radeon_device *rdev);
+int r520_init(struct radeon_device *rdev);
+int r520_resume(struct radeon_device *rdev);
 static struct radeon_asic r520_asic = {
-	.init = &rv515_init,
-	.errata = &r520_errata,
-	.vram_info = &r520_vram_info,
+	.init = &r520_init,
+	.fini = &rv515_fini,
+	.suspend = &rv515_suspend,
+	.resume = &r520_resume,
+	.vga_set_state = &r100_vga_set_state,
 	.gpu_reset = &rv515_gpu_reset,
-	.mc_init = &r520_mc_init,
-	.mc_fini = &r520_mc_fini,
-	.wb_init = &r100_wb_init,
-	.wb_fini = &r100_wb_fini,
-	.gart_enable = &r300_gart_enable,
-	.gart_disable = &rv370_pcie_gart_disable,
 	.gart_tlb_flush = &rv370_pcie_gart_tlb_flush,
 	.gart_set_page = &rv370_pcie_gart_set_page,
-	.cp_init = &r100_cp_init,
-	.cp_fini = &r100_cp_fini,
-	.cp_disable = &r100_cp_disable,
+	.cp_commit = &r100_cp_commit,
 	.ring_start = &rv515_ring_start,
+	.ring_test = &r100_ring_test,
+	.ring_ib_execute = &r100_ring_ib_execute,
 	.irq_set = &rs600_irq_set,
 	.irq_process = &rs600_irq_process,
 	.get_vblank_counter = &rs600_get_vblank_counter,
@@ -442,19 +410,119 @@ static struct radeon_asic r520_asic = {
 	.copy_blit = &r100_copy_blit,
 	.copy_dma = &r300_copy_dma,
 	.copy = &r100_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
 	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
 	.set_memory_clock = &radeon_atom_set_memory_clock,
 	.set_pcie_lanes = &rv370_set_pcie_lanes,
 	.set_clock_gating = &radeon_atom_set_clock_gating,
 	.set_surface_reg = r100_set_surface_reg,
 	.clear_surface_reg = r100_clear_surface_reg,
-	.bandwidth_update = &r520_bandwidth_update,
+	.bandwidth_update = &rv515_bandwidth_update,
 };
 
 /*
- * r600,rv610,rv630,rv620,rv635,rv670,rs780,rv770,rv730,rv710
+ * r600,rv610,rv630,rv620,rv635,rv670,rs780,rs880
  */
+int r600_init(struct radeon_device *rdev);
+void r600_fini(struct radeon_device *rdev);
+int r600_suspend(struct radeon_device *rdev);
+int r600_resume(struct radeon_device *rdev);
+void r600_vga_set_state(struct radeon_device *rdev, bool state);
+int r600_wb_init(struct radeon_device *rdev);
+void r600_wb_fini(struct radeon_device *rdev);
+void r600_cp_commit(struct radeon_device *rdev);
+void r600_pcie_gart_tlb_flush(struct radeon_device *rdev);
 uint32_t r600_pciep_rreg(struct radeon_device *rdev, uint32_t reg);
 void r600_pciep_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
+int r600_cs_parse(struct radeon_cs_parser *p);
+void r600_fence_ring_emit(struct radeon_device *rdev,
+			  struct radeon_fence *fence);
+int r600_copy_dma(struct radeon_device *rdev,
+		  uint64_t src_offset,
+		  uint64_t dst_offset,
+		  unsigned num_pages,
+		  struct radeon_fence *fence);
+int r600_irq_process(struct radeon_device *rdev);
+int r600_irq_set(struct radeon_device *rdev);
+int r600_gpu_reset(struct radeon_device *rdev);
+int r600_set_surface_reg(struct radeon_device *rdev, int reg,
+			 uint32_t tiling_flags, uint32_t pitch,
+			 uint32_t offset, uint32_t obj_size);
+int r600_clear_surface_reg(struct radeon_device *rdev, int reg);
+void r600_ring_ib_execute(struct radeon_device *rdev, struct radeon_ib *ib);
+int r600_ring_test(struct radeon_device *rdev);
+int r600_copy_blit(struct radeon_device *rdev,
+		   uint64_t src_offset, uint64_t dst_offset,
+		   unsigned num_pages, struct radeon_fence *fence);
+
+static struct radeon_asic r600_asic = {
+	.init = &r600_init,
+	.fini = &r600_fini,
+	.suspend = &r600_suspend,
+	.resume = &r600_resume,
+	.cp_commit = &r600_cp_commit,
+	.vga_set_state = &r600_vga_set_state,
+	.gpu_reset = &r600_gpu_reset,
+	.gart_tlb_flush = &r600_pcie_gart_tlb_flush,
+	.gart_set_page = &rs600_gart_set_page,
+	.ring_test = &r600_ring_test,
+	.ring_ib_execute = &r600_ring_ib_execute,
+	.irq_set = &r600_irq_set,
+	.irq_process = &r600_irq_process,
+	.fence_ring_emit = &r600_fence_ring_emit,
+	.cs_parse = &r600_cs_parse,
+	.copy_blit = &r600_copy_blit,
+	.copy_dma = &r600_copy_blit,
+	.copy = &r600_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
+	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
+	.set_memory_clock = &radeon_atom_set_memory_clock,
+	.set_pcie_lanes = NULL,
+	.set_clock_gating = &radeon_atom_set_clock_gating,
+	.set_surface_reg = r600_set_surface_reg,
+	.clear_surface_reg = r600_clear_surface_reg,
+	.bandwidth_update = &rv515_bandwidth_update,
+};
+
+/*
+ * rv770,rv730,rv710,rv740
+ */
+int rv770_init(struct radeon_device *rdev);
+void rv770_fini(struct radeon_device *rdev);
+int rv770_suspend(struct radeon_device *rdev);
+int rv770_resume(struct radeon_device *rdev);
+int rv770_gpu_reset(struct radeon_device *rdev);
+
+static struct radeon_asic rv770_asic = {
+	.init = &rv770_init,
+	.fini = &rv770_fini,
+	.suspend = &rv770_suspend,
+	.resume = &rv770_resume,
+	.cp_commit = &r600_cp_commit,
+	.gpu_reset = &rv770_gpu_reset,
+	.vga_set_state = &r600_vga_set_state,
+	.gart_tlb_flush = &r600_pcie_gart_tlb_flush,
+	.gart_set_page = &rs600_gart_set_page,
+	.ring_test = &r600_ring_test,
+	.ring_ib_execute = &r600_ring_ib_execute,
+	.irq_set = &r600_irq_set,
+	.irq_process = &r600_irq_process,
+	.fence_ring_emit = &r600_fence_ring_emit,
+	.cs_parse = &r600_cs_parse,
+	.copy_blit = &r600_copy_blit,
+	.copy_dma = &r600_copy_blit,
+	.copy = &r600_copy_blit,
+	.get_engine_clock = &radeon_atom_get_engine_clock,
+	.set_engine_clock = &radeon_atom_set_engine_clock,
+	.get_memory_clock = &radeon_atom_get_memory_clock,
+	.set_memory_clock = &radeon_atom_set_memory_clock,
+	.set_pcie_lanes = NULL,
+	.set_clock_gating = &radeon_atom_set_clock_gating,
+	.set_surface_reg = r600_set_surface_reg,
+	.clear_surface_reg = r600_clear_surface_reg,
+	.bandwidth_update = &rv515_bandwidth_update,
+};
 
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_atombios.c b/drivers/gpu/drm/radeon/radeon_atombios.c
index fcfe5c02d744..2ed88a820935 100644
--- a/drivers/gpu/drm/radeon/radeon_atombios.c
+++ b/drivers/gpu/drm/radeon/radeon_atombios.c
@@ -46,7 +46,8 @@ radeon_add_atom_connector(struct drm_device *dev,
 			  uint32_t supported_device,
 			  int connector_type,
 			  struct radeon_i2c_bus_rec *i2c_bus,
-			  bool linkb, uint32_t igp_lane_info);
+			  bool linkb, uint32_t igp_lane_info,
+			  uint16_t connector_object_id);
 
 /* from radeon_legacy_encoder.c */
 extern void
@@ -104,7 +105,7 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
 				     uint32_t supported_device,
 				     int *connector_type,
 				     struct radeon_i2c_bus_rec *i2c_bus,
-				     uint8_t *line_mux)
+				     uint16_t *line_mux)
 {
 
 	/* Asus M2A-VM HDMI board lists the DVI port as HDMI */
@@ -143,20 +144,31 @@ static bool radeon_atom_apply_quirks(struct drm_device *dev,
 			return false;
 	}
 
-	/* some BIOSes seem to report DAC on HDMI - they hurt me with their lies */
-	if ((*connector_type == DRM_MODE_CONNECTOR_HDMIA) ||
-	    (*connector_type == DRM_MODE_CONNECTOR_HDMIB)) {
-		if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
-			return false;
-		}
-	}
-
 	/* ASUS HD 3600 XT board lists the DVI port as HDMI */
 	if ((dev->pdev->device == 0x9598) &&
 	    (dev->pdev->subsystem_vendor == 0x1043) &&
 	    (dev->pdev->subsystem_device == 0x01da)) {
-		if (*connector_type == DRM_MODE_CONNECTOR_HDMIB) {
-			*connector_type = DRM_MODE_CONNECTOR_DVID;
+		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+			*connector_type = DRM_MODE_CONNECTOR_DVII;
+		}
+	}
+
+	/* ASUS HD 3450 board lists the DVI port as HDMI */
+	if ((dev->pdev->device == 0x95C5) &&
+	    (dev->pdev->subsystem_vendor == 0x1043) &&
+	    (dev->pdev->subsystem_device == 0x01e2)) {
+		if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+			*connector_type = DRM_MODE_CONNECTOR_DVII;
+		}
+	}
+
+	/* some BIOSes seem to report DAC on HDMI - usually this is a board with
+	 * HDMI + VGA reporting as HDMI
+	 */
+	if (*connector_type == DRM_MODE_CONNECTOR_HDMIA) {
+		if (supported_device & (ATOM_DEVICE_CRT_SUPPORT)) {
+			*connector_type = DRM_MODE_CONNECTOR_VGA;
+			*line_mux = 0;
 		}
 	}
 
@@ -182,6 +194,23 @@ const int supported_devices_connector_convert[] = {
 	DRM_MODE_CONNECTOR_DisplayPort
 };
 
+const uint16_t supported_devices_connector_object_id_convert[] = {
+	CONNECTOR_OBJECT_ID_NONE,
+	CONNECTOR_OBJECT_ID_VGA,
+	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I, /* not all boards support DL */
+	CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D, /* not all boards support DL */
+	CONNECTOR_OBJECT_ID_VGA, /* technically DVI-A */
+	CONNECTOR_OBJECT_ID_COMPOSITE,
+	CONNECTOR_OBJECT_ID_SVIDEO,
+	CONNECTOR_OBJECT_ID_LVDS,
+	CONNECTOR_OBJECT_ID_9PIN_DIN,
+	CONNECTOR_OBJECT_ID_9PIN_DIN,
+	CONNECTOR_OBJECT_ID_DISPLAYPORT,
+	CONNECTOR_OBJECT_ID_HDMI_TYPE_A,
+	CONNECTOR_OBJECT_ID_HDMI_TYPE_B,
+	CONNECTOR_OBJECT_ID_SVIDEO
+};
+
 const int object_connector_convert[] = {
 	DRM_MODE_CONNECTOR_Unknown,
 	DRM_MODE_CONNECTOR_DVII,
@@ -192,11 +221,11 @@ const int object_connector_convert[] = {
 	DRM_MODE_CONNECTOR_Composite,
 	DRM_MODE_CONNECTOR_SVIDEO,
 	DRM_MODE_CONNECTOR_Unknown,
+	DRM_MODE_CONNECTOR_Unknown,
 	DRM_MODE_CONNECTOR_9PinDIN,
 	DRM_MODE_CONNECTOR_Unknown,
 	DRM_MODE_CONNECTOR_HDMIA,
 	DRM_MODE_CONNECTOR_HDMIB,
-	DRM_MODE_CONNECTOR_HDMIB,
 	DRM_MODE_CONNECTOR_LVDS,
 	DRM_MODE_CONNECTOR_9PinDIN,
 	DRM_MODE_CONNECTOR_Unknown,
@@ -218,7 +247,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 	ATOM_OBJECT_HEADER *obj_header;
 	int i, j, path_size, device_support;
 	int connector_type;
-	uint16_t igp_lane_info;
+	uint16_t igp_lane_info, conn_id, connector_object_id;
 	bool linkb;
 	struct radeon_i2c_bus_rec ddc_bus;
 
@@ -261,15 +290,13 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 			    (le16_to_cpu(path->usConnObjectId) &
 			     OBJECT_TYPE_MASK) >> OBJECT_TYPE_SHIFT;
 
-			if ((le16_to_cpu(path->usDeviceTag) ==
-			     ATOM_DEVICE_TV1_SUPPORT)
-			    || (le16_to_cpu(path->usDeviceTag) ==
-				ATOM_DEVICE_TV2_SUPPORT)
-			    || (le16_to_cpu(path->usDeviceTag) ==
-				ATOM_DEVICE_CV_SUPPORT))
+			/* TODO CV support */
+			if (le16_to_cpu(path->usDeviceTag) ==
+				ATOM_DEVICE_CV_SUPPORT)
 				continue;
 
-			if ((rdev->family == CHIP_RS780) &&
+			/* IGP chips */
+			if ((rdev->flags & RADEON_IS_IGP) &&
 			    (con_obj_id ==
 			     CONNECTOR_OBJECT_ID_PCIE_CONNECTOR)) {
 				uint16_t igp_offset = 0;
@@ -303,6 +330,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 						connector_type =
 						    object_connector_convert
 						    [ct];
+						connector_object_id = ct;
 						igp_lane_info =
 						    slot_config & 0xffff;
 					} else
@@ -313,6 +341,7 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 				igp_lane_info = 0;
 				connector_type =
 				    object_connector_convert[con_obj_id];
+				connector_object_id = con_obj_id;
 			}
 
 			if (connector_type == DRM_MODE_CONNECTOR_Unknown)
@@ -370,10 +399,6 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 						       && record->
 						       ucRecordType <=
 						       ATOM_MAX_OBJECT_RECORD_NUMBER) {
-							DRM_ERROR
-							    ("record type %d\n",
-							     record->
-							     ucRecordType);
 							switch (record->
 								ucRecordType) {
 							case ATOM_I2C_RECORD_TYPE:
@@ -409,13 +434,20 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 			else
 				ddc_bus = radeon_lookup_gpio(dev, line_mux);
 
+			conn_id = le16_to_cpu(path->usConnObjectId);
+
+			if (!radeon_atom_apply_quirks
+			    (dev, le16_to_cpu(path->usDeviceTag), &connector_type,
+			     &ddc_bus, &conn_id))
+				continue;
+
 			radeon_add_atom_connector(dev,
-						  le16_to_cpu(path->
-							      usConnObjectId),
+						  conn_id,
 						  le16_to_cpu(path->
 							      usDeviceTag),
 						  connector_type, &ddc_bus,
-						  linkb, igp_lane_info);
+						  linkb, igp_lane_info,
+						  connector_object_id);
 
 		}
 	}
@@ -425,9 +457,48 @@ bool radeon_get_atom_connector_info_from_object_table(struct drm_device *dev)
 	return true;
 }
 
+static uint16_t atombios_get_connector_object_id(struct drm_device *dev,
+						 int connector_type,
+						 uint16_t devices)
+{
+	struct radeon_device *rdev = dev->dev_private;
+
+	if (rdev->flags & RADEON_IS_IGP) {
+		return supported_devices_connector_object_id_convert
+			[connector_type];
+	} else if (((connector_type == DRM_MODE_CONNECTOR_DVII) ||
+		    (connector_type == DRM_MODE_CONNECTOR_DVID)) &&
+		   (devices & ATOM_DEVICE_DFP2_SUPPORT))  {
+		struct radeon_mode_info *mode_info = &rdev->mode_info;
+		struct atom_context *ctx = mode_info->atom_context;
+		int index = GetIndexIntoMasterTable(DATA, XTMDS_Info);
+		uint16_t size, data_offset;
+		uint8_t frev, crev;
+		ATOM_XTMDS_INFO *xtmds;
+
+		atom_parse_data_header(ctx, index, &size, &frev, &crev, &data_offset);
+		xtmds = (ATOM_XTMDS_INFO *)(ctx->bios + data_offset);
+
+		if (xtmds->ucSupportedLink & ATOM_XTMDS_SUPPORTED_DUALLINK) {
+			if (connector_type == DRM_MODE_CONNECTOR_DVII)
+				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
+			else
+				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
+		} else {
+			if (connector_type == DRM_MODE_CONNECTOR_DVII)
+				return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
+			else
+				return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
+		}
+	} else {
+		return supported_devices_connector_object_id_convert
+			[connector_type];
+	}
+}
+
 struct bios_connector {
 	bool valid;
-	uint8_t line_mux;
+	uint16_t line_mux;
 	uint16_t devices;
 	int connector_type;
 	struct radeon_i2c_bus_rec ddc_bus;
@@ -471,11 +542,6 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 			continue;
 		}
 
-		if (i == ATOM_DEVICE_TV1_INDEX) {
-			DRM_DEBUG("Skipping TV Out\n");
-			continue;
-		}
-
 		bios_connectors[i].connector_type =
 		    supported_devices_connector_convert[ci.sucConnectorInfo.
 							sbfAccess.
@@ -588,14 +654,20 @@ bool radeon_get_atom_connector_info_from_supported_devices_table(struct
 
 	/* add the connectors */
 	for (i = 0; i < ATOM_MAX_SUPPORTED_DEVICE; i++) {
-		if (bios_connectors[i].valid)
+		if (bios_connectors[i].valid) {
+			uint16_t connector_object_id =
+				atombios_get_connector_object_id(dev,
+						      bios_connectors[i].connector_type,
+						      bios_connectors[i].devices);
 			radeon_add_atom_connector(dev,
 						  bios_connectors[i].line_mux,
 						  bios_connectors[i].devices,
 						  bios_connectors[i].
 						  connector_type,
 						  &bios_connectors[i].ddc_bus,
-						  false, 0);
+						  false, 0,
+						  connector_object_id);
+		}
 	}
 
 	radeon_link_encoder_connector(dev);
@@ -636,8 +708,12 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
 		    le16_to_cpu(firmware_info->info.usReferenceClock);
 		p1pll->reference_div = 0;
 
-		p1pll->pll_out_min =
-		    le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
+		if (crev < 2)
+			p1pll->pll_out_min =
+				le16_to_cpu(firmware_info->info.usMinPixelClockPLL_Output);
+		else
+			p1pll->pll_out_min =
+				le32_to_cpu(firmware_info->info_12.ulMinPixelClockPLL_Output);
 		p1pll->pll_out_max =
 		    le32_to_cpu(firmware_info->info.ulMaxPixelClockPLL_Output);
 
@@ -646,6 +722,16 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
 				p1pll->pll_out_min = 64800;
 			else
 				p1pll->pll_out_min = 20000;
+		} else if (p1pll->pll_out_min > 64800) {
+			/* Limiting the pll output range is a good thing generally as
+			 * it limits the number of possible pll combinations for a given
+			 * frequency presumably to the ones that work best on each card.
+			 * However, certain duallink DVI monitors seem to like
+			 * pll combinations that would be limited by this at least on
+			 * pre-DCE 3.0 r6xx hardware.  This might need to be adjusted per
+			 * family.
+			 */
+			p1pll->pll_out_min = 64800;
 		}
 
 		p1pll->pll_in_min =
@@ -711,9 +797,8 @@ bool radeon_atom_get_clock_info(struct drm_device *dev)
 	return false;
 }
 
-struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
-							      radeon_encoder
-							      *encoder)
+bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
+				   struct radeon_encoder_int_tmds *tmds)
 {
 	struct drm_device *dev = encoder->base.dev;
 	struct radeon_device *rdev = dev->dev_private;
@@ -724,7 +809,6 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
 	uint8_t frev, crev;
 	uint16_t maxfreq;
 	int i;
-	struct radeon_encoder_int_tmds *tmds = NULL;
 
 	atom_parse_data_header(mode_info->atom_context, index, NULL, &frev,
 			       &crev, &data_offset);
@@ -734,12 +818,6 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
 				       data_offset);
 
 	if (tmds_info) {
-		tmds =
-		    kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
-
-		if (!tmds)
-			return NULL;
-
 		maxfreq = le16_to_cpu(tmds_info->usMaxFrequency);
 		for (i = 0; i < 4; i++) {
 			tmds->tmds_pll[i].freq =
@@ -765,8 +843,49 @@ struct radeon_encoder_int_tmds *radeon_atombios_get_tmds_info(struct
 				break;
 			}
 		}
+		return true;
 	}
-	return tmds;
+	return false;
+}
+
+static struct radeon_atom_ss *radeon_atombios_get_ss_info(struct
+							  radeon_encoder
+							  *encoder,
+							  int id)
+{
+	struct drm_device *dev = encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_mode_info *mode_info = &rdev->mode_info;
+	int index = GetIndexIntoMasterTable(DATA, PPLL_SS_Info);
+	uint16_t data_offset;
+	struct _ATOM_SPREAD_SPECTRUM_INFO *ss_info;
+	uint8_t frev, crev;
+	struct radeon_atom_ss *ss = NULL;
+
+	if (id > ATOM_MAX_SS_ENTRY)
+		return NULL;
+
+	atom_parse_data_header(mode_info->atom_context, index, NULL, &frev,
+			       &crev, &data_offset);
+
+	ss_info =
+	    (struct _ATOM_SPREAD_SPECTRUM_INFO *)(mode_info->atom_context->bios + data_offset);
+
+	if (ss_info) {
+		ss =
+		    kzalloc(sizeof(struct radeon_atom_ss), GFP_KERNEL);
+
+		if (!ss)
+			return NULL;
+
+		ss->percentage = le16_to_cpu(ss_info->asSS_Info[id].usSpreadSpectrumPercentage);
+		ss->type = ss_info->asSS_Info[id].ucSpreadSpectrumType;
+		ss->step = ss_info->asSS_Info[id].ucSS_Step;
+		ss->delay = ss_info->asSS_Info[id].ucSS_Delay;
+		ss->range = ss_info->asSS_Info[id].ucSS_Range;
+		ss->refdiv = ss_info->asSS_Info[id].ucRecommendedRef_Div;
+	}
+	return ss;
 }
 
 union lvds_info {
@@ -800,27 +919,31 @@ struct radeon_encoder_atom_dig *radeon_atombios_get_lvds_info(struct
 		if (!lvds)
 			return NULL;
 
-		lvds->native_mode.dotclock =
+		lvds->native_mode.clock =
 		    le16_to_cpu(lvds_info->info.sLCDTiming.usPixClk) * 10;
-		lvds->native_mode.panel_xres =
+		lvds->native_mode.hdisplay =
 		    le16_to_cpu(lvds_info->info.sLCDTiming.usHActive);
-		lvds->native_mode.panel_yres =
+		lvds->native_mode.vdisplay =
 		    le16_to_cpu(lvds_info->info.sLCDTiming.usVActive);
-		lvds->native_mode.hblank =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
-		lvds->native_mode.hoverplus =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
-		lvds->native_mode.hsync_width =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
-		lvds->native_mode.vblank =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
-		lvds->native_mode.voverplus =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncOffset);
-		lvds->native_mode.vsync_width =
-		    le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
+		lvds->native_mode.htotal = lvds->native_mode.hdisplay +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usHBlanking_Time);
+		lvds->native_mode.hsync_start = lvds->native_mode.hdisplay +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncOffset);
+		lvds->native_mode.hsync_end = lvds->native_mode.hsync_start +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usHSyncWidth);
+		lvds->native_mode.vtotal = lvds->native_mode.vdisplay +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usVBlanking_Time);
+		lvds->native_mode.vsync_start = lvds->native_mode.vdisplay +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
+		lvds->native_mode.vsync_end = lvds->native_mode.vsync_start +
+			le16_to_cpu(lvds_info->info.sLCDTiming.usVSyncWidth);
 		lvds->panel_pwr_delay =
 		    le16_to_cpu(lvds_info->info.usOffDelayInMs);
 		lvds->lvds_misc = lvds_info->info.ucLVDS_Misc;
+		/* set crtc values */
+		drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
+
+		lvds->ss = radeon_atombios_get_ss_info(encoder, lvds_info->info.ucSS_Id);
 
 		encoder->native_mode = lvds->native_mode;
 	}
@@ -858,6 +981,99 @@ radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder)
 	return p_dac;
 }
 
+bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
+				struct drm_display_mode *mode)
+{
+	struct radeon_mode_info *mode_info = &rdev->mode_info;
+	ATOM_ANALOG_TV_INFO *tv_info;
+	ATOM_ANALOG_TV_INFO_V1_2 *tv_info_v1_2;
+	ATOM_DTD_FORMAT *dtd_timings;
+	int data_index = GetIndexIntoMasterTable(DATA, AnalogTV_Info);
+	u8 frev, crev;
+	u16 data_offset, misc;
+
+	atom_parse_data_header(mode_info->atom_context, data_index, NULL, &frev, &crev, &data_offset);
+
+	switch (crev) {
+	case 1:
+		tv_info = (ATOM_ANALOG_TV_INFO *)(mode_info->atom_context->bios + data_offset);
+		if (index > MAX_SUPPORTED_TV_TIMING)
+			return false;
+
+		mode->crtc_htotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Total);
+		mode->crtc_hdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_Disp);
+		mode->crtc_hsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart);
+		mode->crtc_hsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncStart) +
+			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_H_SyncWidth);
+
+		mode->crtc_vtotal = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Total);
+		mode->crtc_vdisplay = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_Disp);
+		mode->crtc_vsync_start = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart);
+		mode->crtc_vsync_end = le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncStart) +
+			le16_to_cpu(tv_info->aModeTimings[index].usCRTC_V_SyncWidth);
+
+		mode->flags = 0;
+		misc = le16_to_cpu(tv_info->aModeTimings[index].susModeMiscInfo.usAccess);
+		if (misc & ATOM_VSYNC_POLARITY)
+			mode->flags |= DRM_MODE_FLAG_NVSYNC;
+		if (misc & ATOM_HSYNC_POLARITY)
+			mode->flags |= DRM_MODE_FLAG_NHSYNC;
+		if (misc & ATOM_COMPOSITESYNC)
+			mode->flags |= DRM_MODE_FLAG_CSYNC;
+		if (misc & ATOM_INTERLACE)
+			mode->flags |= DRM_MODE_FLAG_INTERLACE;
+		if (misc & ATOM_DOUBLE_CLOCK_MODE)
+			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
+
+		mode->clock = le16_to_cpu(tv_info->aModeTimings[index].usPixelClock) * 10;
+
+		if (index == 1) {
+			/* PAL timings appear to have wrong values for totals */
+			mode->crtc_htotal -= 1;
+			mode->crtc_vtotal -= 1;
+		}
+		break;
+	case 2:
+		tv_info_v1_2 = (ATOM_ANALOG_TV_INFO_V1_2 *)(mode_info->atom_context->bios + data_offset);
+		if (index > MAX_SUPPORTED_TV_TIMING_V1_2)
+			return false;
+
+		dtd_timings = &tv_info_v1_2->aModeTimings[index];
+		mode->crtc_htotal = le16_to_cpu(dtd_timings->usHActive) +
+			le16_to_cpu(dtd_timings->usHBlanking_Time);
+		mode->crtc_hdisplay = le16_to_cpu(dtd_timings->usHActive);
+		mode->crtc_hsync_start = le16_to_cpu(dtd_timings->usHActive) +
+			le16_to_cpu(dtd_timings->usHSyncOffset);
+		mode->crtc_hsync_end = mode->crtc_hsync_start +
+			le16_to_cpu(dtd_timings->usHSyncWidth);
+
+		mode->crtc_vtotal = le16_to_cpu(dtd_timings->usVActive) +
+			le16_to_cpu(dtd_timings->usVBlanking_Time);
+		mode->crtc_vdisplay = le16_to_cpu(dtd_timings->usVActive);
+		mode->crtc_vsync_start = le16_to_cpu(dtd_timings->usVActive) +
+			le16_to_cpu(dtd_timings->usVSyncOffset);
+		mode->crtc_vsync_end = mode->crtc_vsync_start +
+			le16_to_cpu(dtd_timings->usVSyncWidth);
+
+		mode->flags = 0;
+		misc = le16_to_cpu(dtd_timings->susModeMiscInfo.usAccess);
+		if (misc & ATOM_VSYNC_POLARITY)
+			mode->flags |= DRM_MODE_FLAG_NVSYNC;
+		if (misc & ATOM_HSYNC_POLARITY)
+			mode->flags |= DRM_MODE_FLAG_NHSYNC;
+		if (misc & ATOM_COMPOSITESYNC)
+			mode->flags |= DRM_MODE_FLAG_CSYNC;
+		if (misc & ATOM_INTERLACE)
+			mode->flags |= DRM_MODE_FLAG_INTERLACE;
+		if (misc & ATOM_DOUBLE_CLOCK_MODE)
+			mode->flags |= DRM_MODE_FLAG_DBLSCAN;
+
+		mode->clock = le16_to_cpu(dtd_timings->usPixClk) * 10;
+		break;
+	}
+	return true;
+}
+
 struct radeon_encoder_tv_dac *
 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder)
 {
@@ -917,6 +1133,24 @@ void radeon_atom_static_pwrmgt_setup(struct radeon_device *rdev, int enable)
 	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
 }
 
+uint32_t radeon_atom_get_engine_clock(struct radeon_device *rdev)
+{
+	GET_ENGINE_CLOCK_PS_ALLOCATION args;
+	int index = GetIndexIntoMasterTable(COMMAND, GetEngineClock);
+
+	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+	return args.ulReturnEngineClock;
+}
+
+uint32_t radeon_atom_get_memory_clock(struct radeon_device *rdev)
+{
+	GET_MEMORY_CLOCK_PS_ALLOCATION args;
+	int index = GetIndexIntoMasterTable(COMMAND, GetMemoryClock);
+
+	atom_execute_table(rdev->mode_info.atom_context, index, (uint32_t *)&args);
+	return args.ulReturnMemoryClock;
+}
+
 void radeon_atom_set_engine_clock(struct radeon_device *rdev,
 				  uint32_t eng_clock)
 {
@@ -948,10 +1182,10 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
 	uint32_t bios_2_scratch, bios_6_scratch;
 
 	if (rdev->family >= CHIP_R600) {
-		bios_2_scratch = RREG32(R600_BIOS_0_SCRATCH);
+		bios_2_scratch = RREG32(R600_BIOS_2_SCRATCH);
 		bios_6_scratch = RREG32(R600_BIOS_6_SCRATCH);
 	} else {
-		bios_2_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
+		bios_2_scratch = RREG32(RADEON_BIOS_2_SCRATCH);
 		bios_6_scratch = RREG32(RADEON_BIOS_6_SCRATCH);
 	}
 
@@ -971,6 +1205,34 @@ void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev)
 
 }
 
+void radeon_save_bios_scratch_regs(struct radeon_device *rdev)
+{
+	uint32_t scratch_reg;
+	int i;
+
+	if (rdev->family >= CHIP_R600)
+		scratch_reg = R600_BIOS_0_SCRATCH;
+	else
+		scratch_reg = RADEON_BIOS_0_SCRATCH;
+
+	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
+		rdev->bios_scratch[i] = RREG32(scratch_reg + (i * 4));
+}
+
+void radeon_restore_bios_scratch_regs(struct radeon_device *rdev)
+{
+	uint32_t scratch_reg;
+	int i;
+
+	if (rdev->family >= CHIP_R600)
+		scratch_reg = R600_BIOS_0_SCRATCH;
+	else
+		scratch_reg = RADEON_BIOS_0_SCRATCH;
+
+	for (i = 0; i < RADEON_BIOS_NUM_SCRATCH; i++)
+		WREG32(scratch_reg + (i * 4), rdev->bios_scratch[i]);
+}
+
 void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock)
 {
 	struct drm_device *dev = encoder->dev;
diff --git a/drivers/gpu/drm/radeon/radeon_benchmark.c b/drivers/gpu/drm/radeon/radeon_benchmark.c
index 2e938f7496fb..10bd50a7db87 100644
--- a/drivers/gpu/drm/radeon/radeon_benchmark.c
+++ b/drivers/gpu/drm/radeon/radeon_benchmark.c
@@ -63,7 +63,7 @@ void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize,
 		if (r) {
 			goto out_cleanup;
 		}
-		r = radeon_copy_dma(rdev, saddr, daddr, size / 4096, fence);
+		r = radeon_copy_dma(rdev, saddr, daddr, size / RADEON_GPU_PAGE_SIZE, fence);
 		if (r) {
 			goto out_cleanup;
 		}
@@ -88,7 +88,7 @@ void radeon_benchmark_move(struct radeon_device *rdev, unsigned bsize,
 		if (r) {
 			goto out_cleanup;
 		}
-		r = radeon_copy_blit(rdev, saddr, daddr, size / 4096, fence);
+		r = radeon_copy_blit(rdev, saddr, daddr, size / RADEON_GPU_PAGE_SIZE, fence);
 		if (r) {
 			goto out_cleanup;
 		}
diff --git a/drivers/gpu/drm/radeon/radeon_bios.c b/drivers/gpu/drm/radeon/radeon_bios.c
index 96e37a6e7ce4..906921740c60 100644
--- a/drivers/gpu/drm/radeon/radeon_bios.c
+++ b/drivers/gpu/drm/radeon/radeon_bios.c
@@ -33,12 +33,47 @@
 /*
  * BIOS.
  */
+
+/* If you boot an IGP board with a discrete card as the primary,
+ * the IGP rom is not accessible via the rom bar as the IGP rom is
+ * part of the system bios.  On boot, the system bios puts a
+ * copy of the igp rom at the start of vram if a discrete card is
+ * present.
+ */
+static bool igp_read_bios_from_vram(struct radeon_device *rdev)
+{
+	uint8_t __iomem *bios;
+	resource_size_t vram_base;
+	resource_size_t size = 256 * 1024; /* ??? */
+
+	rdev->bios = NULL;
+	vram_base = drm_get_resource_start(rdev->ddev, 0);
+	bios = ioremap(vram_base, size);
+	if (!bios) {
+		return false;
+	}
+
+	if (size == 0 || bios[0] != 0x55 || bios[1] != 0xaa) {
+		iounmap(bios);
+		return false;
+	}
+	rdev->bios = kmalloc(size, GFP_KERNEL);
+	if (rdev->bios == NULL) {
+		iounmap(bios);
+		return false;
+	}
+	memcpy(rdev->bios, bios, size);
+	iounmap(bios);
+	return true;
+}
+
 static bool radeon_read_bios(struct radeon_device *rdev)
 {
 	uint8_t __iomem *bios;
 	size_t size;
 
 	rdev->bios = NULL;
+	/* XXX: some cards may return 0 for rom size? ddx has a workaround */
 	bios = pci_map_rom(rdev->pdev, &size);
 	if (!bios) {
 		return false;
@@ -341,7 +376,9 @@ static bool legacy_read_disabled_bios(struct radeon_device *rdev)
 
 static bool radeon_read_disabled_bios(struct radeon_device *rdev)
 {
-	if (rdev->family >= CHIP_RV770)
+	if (rdev->flags & RADEON_IS_IGP)
+		return igp_read_bios_from_vram(rdev);
+	else if (rdev->family >= CHIP_RV770)
 		return r700_read_disabled_bios(rdev);
 	else if (rdev->family >= CHIP_R600)
 		return r600_read_disabled_bios(rdev);
@@ -356,7 +393,12 @@ bool radeon_get_bios(struct radeon_device *rdev)
 	bool r;
 	uint16_t tmp;
 
-	r = radeon_read_bios(rdev);
+	if (rdev->flags & RADEON_IS_IGP) {
+		r = igp_read_bios_from_vram(rdev);
+		if (r == false)
+			r = radeon_read_bios(rdev);
+	} else
+		r = radeon_read_bios(rdev);
 	if (r == false) {
 		r = radeon_read_disabled_bios(rdev);
 	}
diff --git a/drivers/gpu/drm/radeon/radeon_clocks.c b/drivers/gpu/drm/radeon/radeon_clocks.c
index a37cbce53181..a81354167621 100644
--- a/drivers/gpu/drm/radeon/radeon_clocks.c
+++ b/drivers/gpu/drm/radeon/radeon_clocks.c
@@ -32,7 +32,7 @@
 #include "atom.h"
 
 /* 10 khz */
-static uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev)
+uint32_t radeon_legacy_get_engine_clock(struct radeon_device *rdev)
 {
 	struct radeon_pll *spll = &rdev->clock.spll;
 	uint32_t fb_div, ref_div, post_div, sclk;
@@ -102,10 +102,12 @@ void radeon_get_clock_info(struct drm_device *dev)
 			p1pll->reference_div = 12;
 		if (p2pll->reference_div < 2)
 			p2pll->reference_div = 12;
-		if (spll->reference_div < 2)
-			spll->reference_div =
-			    RREG32_PLL(RADEON_M_SPLL_REF_FB_DIV) &
-			    RADEON_M_SPLL_REF_DIV_MASK;
+		if (rdev->family < CHIP_RS600) {
+			if (spll->reference_div < 2)
+				spll->reference_div =
+					RREG32_PLL(RADEON_M_SPLL_REF_FB_DIV) &
+					RADEON_M_SPLL_REF_DIV_MASK;
+		}
 		if (mpll->reference_div < 2)
 			mpll->reference_div = spll->reference_div;
 	} else {
@@ -409,7 +411,7 @@ void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable)
 					R300_PIXCLK_TRANS_ALWAYS_ONb |
 					R300_PIXCLK_TVO_ALWAYS_ONb |
 					R300_P2G2CLK_ALWAYS_ONb |
-					R300_P2G2CLK_ALWAYS_ONb);
+					R300_P2G2CLK_DAC_ALWAYS_ONb);
 				WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
 			} else if (rdev->family >= CHIP_RV350) {
 				tmp = RREG32_PLL(R300_SCLK_CNTL2);
@@ -462,7 +464,7 @@ void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable)
 					R300_PIXCLK_TRANS_ALWAYS_ONb |
 					R300_PIXCLK_TVO_ALWAYS_ONb |
 					R300_P2G2CLK_ALWAYS_ONb |
-					R300_P2G2CLK_ALWAYS_ONb);
+					R300_P2G2CLK_DAC_ALWAYS_ONb);
 				WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
 
 				tmp = RREG32_PLL(RADEON_MCLK_MISC);
@@ -652,7 +654,7 @@ void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable)
 				 R300_PIXCLK_TRANS_ALWAYS_ONb |
 				 R300_PIXCLK_TVO_ALWAYS_ONb |
 				 R300_P2G2CLK_ALWAYS_ONb |
-				 R300_P2G2CLK_ALWAYS_ONb |
+				 R300_P2G2CLK_DAC_ALWAYS_ONb |
 				 R300_DISP_DAC_PIXCLK_DAC2_BLANK_OFF);
 			WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
 		} else if (rdev->family >= CHIP_RV350) {
@@ -703,7 +705,7 @@ void radeon_legacy_set_clock_gating(struct radeon_device *rdev, int enable)
 				 R300_PIXCLK_TRANS_ALWAYS_ONb |
 				 R300_PIXCLK_TVO_ALWAYS_ONb |
 				 R300_P2G2CLK_ALWAYS_ONb |
-				 R300_P2G2CLK_ALWAYS_ONb |
+				 R300_P2G2CLK_DAC_ALWAYS_ONb |
 				 R300_DISP_DAC_PIXCLK_DAC2_BLANK_OFF);
 			WREG32_PLL(RADEON_PIXCLKS_CNTL, tmp);
 		} else {
diff --git a/drivers/gpu/drm/radeon/radeon_combios.c b/drivers/gpu/drm/radeon/radeon_combios.c
index 2a027e00762a..5253cbf6db1f 100644
--- a/drivers/gpu/drm/radeon/radeon_combios.c
+++ b/drivers/gpu/drm/radeon/radeon_combios.c
@@ -49,7 +49,8 @@ radeon_add_legacy_connector(struct drm_device *dev,
 			    uint32_t connector_id,
 			    uint32_t supported_device,
 			    int connector_type,
-			    struct radeon_i2c_bus_rec *i2c_bus);
+			    struct radeon_i2c_bus_rec *i2c_bus,
+			    uint16_t connector_object_id);
 
 /* from radeon_legacy_encoder.c */
 extern void
@@ -808,25 +809,25 @@ static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
 	lvds->panel_blon_delay = (lvds_ss_gen_cntl >> RADEON_LVDS_PWRSEQ_DELAY2_SHIFT) & 0xf;
 
 	if (fp_vert_stretch & RADEON_VERT_STRETCH_ENABLE)
-		lvds->native_mode.panel_yres =
+		lvds->native_mode.vdisplay =
 		    ((fp_vert_stretch & RADEON_VERT_PANEL_SIZE) >>
 		     RADEON_VERT_PANEL_SHIFT) + 1;
 	else
-		lvds->native_mode.panel_yres =
+		lvds->native_mode.vdisplay =
 		    (RREG32(RADEON_CRTC_V_TOTAL_DISP) >> 16) + 1;
 
 	if (fp_horz_stretch & RADEON_HORZ_STRETCH_ENABLE)
-		lvds->native_mode.panel_xres =
+		lvds->native_mode.hdisplay =
 		    (((fp_horz_stretch & RADEON_HORZ_PANEL_SIZE) >>
 		      RADEON_HORZ_PANEL_SHIFT) + 1) * 8;
 	else
-		lvds->native_mode.panel_xres =
+		lvds->native_mode.hdisplay =
 		    ((RREG32(RADEON_CRTC_H_TOTAL_DISP) >> 16) + 1) * 8;
 
-	if ((lvds->native_mode.panel_xres < 640) ||
-	    (lvds->native_mode.panel_yres < 480)) {
-		lvds->native_mode.panel_xres = 640;
-		lvds->native_mode.panel_yres = 480;
+	if ((lvds->native_mode.hdisplay < 640) ||
+	    (lvds->native_mode.vdisplay < 480)) {
+		lvds->native_mode.hdisplay = 640;
+		lvds->native_mode.vdisplay = 480;
 	}
 
 	ppll_div_sel = RREG8(RADEON_CLOCK_CNTL_INDEX + 1) & 0x3;
@@ -846,8 +847,8 @@ static struct radeon_encoder_lvds *radeon_legacy_get_lvds_info_from_regs(struct
 	lvds->panel_vcc_delay = 200;
 
 	DRM_INFO("Panel info derived from registers\n");
-	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.panel_xres,
-		 lvds->native_mode.panel_yres);
+	DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
+		 lvds->native_mode.vdisplay);
 
 	return lvds;
 }
@@ -863,8 +864,10 @@ struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
 	int tmp, i;
 	struct radeon_encoder_lvds *lvds = NULL;
 
-	if (rdev->bios == NULL)
-		return radeon_legacy_get_lvds_info_from_regs(rdev);
+	if (rdev->bios == NULL) {
+		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
+		goto out;
+	}
 
 	lcd_info = combios_get_table_offset(dev, COMBIOS_LCD_INFO_TABLE);
 
@@ -880,11 +883,11 @@ struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
 
 		DRM_INFO("Panel ID String: %s\n", stmp);
 
-		lvds->native_mode.panel_xres = RBIOS16(lcd_info + 0x19);
-		lvds->native_mode.panel_yres = RBIOS16(lcd_info + 0x1b);
+		lvds->native_mode.hdisplay = RBIOS16(lcd_info + 0x19);
+		lvds->native_mode.vdisplay = RBIOS16(lcd_info + 0x1b);
 
-		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.panel_xres,
-			 lvds->native_mode.panel_yres);
+		DRM_INFO("Panel Size %dx%d\n", lvds->native_mode.hdisplay,
+			 lvds->native_mode.vdisplay);
 
 		lvds->panel_vcc_delay = RBIOS16(lcd_info + 0x2c);
 		if (lvds->panel_vcc_delay > 2000 || lvds->panel_vcc_delay < 0)
@@ -942,34 +945,34 @@ struct radeon_encoder_lvds *radeon_combios_get_lvds_info(struct radeon_encoder
 			if (tmp == 0)
 				break;
 
-			if ((RBIOS16(tmp) == lvds->native_mode.panel_xres) &&
+			if ((RBIOS16(tmp) == lvds->native_mode.hdisplay) &&
 			    (RBIOS16(tmp + 2) ==
-			     lvds->native_mode.panel_yres)) {
-				lvds->native_mode.hblank =
-				    (RBIOS16(tmp + 17) - RBIOS16(tmp + 19)) * 8;
-				lvds->native_mode.hoverplus =
-				    (RBIOS16(tmp + 21) - RBIOS16(tmp + 19) -
-				     1) * 8;
-				lvds->native_mode.hsync_width =
-				    RBIOS8(tmp + 23) * 8;
-
-				lvds->native_mode.vblank = (RBIOS16(tmp + 24) -
-							    RBIOS16(tmp + 26));
-				lvds->native_mode.voverplus =
-				    ((RBIOS16(tmp + 28) & 0x7ff) -
-				     RBIOS16(tmp + 26));
-				lvds->native_mode.vsync_width =
-				    ((RBIOS16(tmp + 28) & 0xf800) >> 11);
-				lvds->native_mode.dotclock =
-				    RBIOS16(tmp + 9) * 10;
+			     lvds->native_mode.vdisplay)) {
+				lvds->native_mode.htotal = RBIOS16(tmp + 17) * 8;
+				lvds->native_mode.hsync_start = RBIOS16(tmp + 21) * 8;
+				lvds->native_mode.hsync_end = (RBIOS8(tmp + 23) +
+							       RBIOS16(tmp + 21)) * 8;
+
+				lvds->native_mode.vtotal = RBIOS16(tmp + 24);
+				lvds->native_mode.vsync_start = RBIOS16(tmp + 28) & 0x7ff;
+				lvds->native_mode.vsync_end =
+					((RBIOS16(tmp + 28) & 0xf800) >> 11) +
+					(RBIOS16(tmp + 28) & 0x7ff);
+
+				lvds->native_mode.clock = RBIOS16(tmp + 9) * 10;
 				lvds->native_mode.flags = 0;
+				/* set crtc values */
+				drm_mode_set_crtcinfo(&lvds->native_mode, CRTC_INTERLACE_HALVE_V);
+
 			}
 		}
-		encoder->native_mode = lvds->native_mode;
 	} else {
 		DRM_INFO("No panel info found in BIOS\n");
-		return radeon_legacy_get_lvds_info_from_regs(rdev);
+		lvds = radeon_legacy_get_lvds_info_from_regs(rdev);
 	}
+out:
+	if (lvds)
+		encoder->native_mode = lvds->native_mode;
 	return lvds;
 }
 
@@ -994,48 +997,37 @@ static const struct radeon_tmds_pll default_tmds_pll[CHIP_LAST][4] = {
 	{{15000, 0xb0155}, {0xffffffff, 0xb01cb}, {0, 0}, {0, 0}},	/* CHIP_RS480 */
 };
 
-static struct radeon_encoder_int_tmds
-    *radeon_legacy_get_tmds_info_from_table(struct radeon_device *rdev)
+bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
+					    struct radeon_encoder_int_tmds *tmds)
 {
+	struct drm_device *dev = encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
 	int i;
-	struct radeon_encoder_int_tmds *tmds = NULL;
-
-	tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
-
-	if (!tmds)
-		return NULL;
 
 	for (i = 0; i < 4; i++) {
 		tmds->tmds_pll[i].value =
-		    default_tmds_pll[rdev->family][i].value;
+			default_tmds_pll[rdev->family][i].value;
 		tmds->tmds_pll[i].freq = default_tmds_pll[rdev->family][i].freq;
 	}
 
-	return tmds;
+	return true;
 }
 
-struct radeon_encoder_int_tmds *radeon_combios_get_tmds_info(struct
-							     radeon_encoder
-							     *encoder)
+bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
+					      struct radeon_encoder_int_tmds *tmds)
 {
 	struct drm_device *dev = encoder->base.dev;
 	struct radeon_device *rdev = dev->dev_private;
 	uint16_t tmds_info;
 	int i, n;
 	uint8_t ver;
-	struct radeon_encoder_int_tmds *tmds = NULL;
 
 	if (rdev->bios == NULL)
-		return radeon_legacy_get_tmds_info_from_table(rdev);
+		return false;
 
 	tmds_info = combios_get_table_offset(dev, COMBIOS_DFP_INFO_TABLE);
 
 	if (tmds_info) {
-		tmds =
-		    kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
-
-		if (!tmds)
-			return NULL;
 
 		ver = RBIOS8(tmds_info);
 		DRM_INFO("DFP table revision: %d\n", ver);
@@ -1073,6 +1065,23 @@ struct radeon_encoder_int_tmds *radeon_combios_get_tmds_info(struct
 		}
 	} else
 		DRM_INFO("No TMDS info found in BIOS\n");
+	return true;
+}
+
+struct radeon_encoder_int_tmds *radeon_combios_get_tmds_info(struct radeon_encoder *encoder)
+{
+	struct radeon_encoder_int_tmds *tmds = NULL;
+	bool ret;
+
+	tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
+
+	if (!tmds)
+		return NULL;
+
+	ret = radeon_legacy_get_tmds_info_from_combios(encoder, tmds);
+	if (ret == false)
+		radeon_legacy_get_tmds_info_from_table(encoder, tmds);
+
 	return tmds;
 }
 
@@ -1168,7 +1177,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 			radeon_add_legacy_connector(dev, 0,
 						    ATOM_DEVICE_CRT1_SUPPORT,
 						    DRM_MODE_CONNECTOR_VGA,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_VGA);
 		} else if (rdev->flags & RADEON_IS_MOBILITY) {
 			/* LVDS */
 			ddc_i2c = combios_setup_i2c_bus(RADEON_LCD_GPIO_MASK);
@@ -1180,7 +1190,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 			radeon_add_legacy_connector(dev, 0,
 						    ATOM_DEVICE_LCD1_SUPPORT,
 						    DRM_MODE_CONNECTOR_LVDS,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_LVDS);
 
 			/* VGA - primary dac */
 			ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
@@ -1192,7 +1203,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 			radeon_add_legacy_connector(dev, 1,
 						    ATOM_DEVICE_CRT1_SUPPORT,
 						    DRM_MODE_CONNECTOR_VGA,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_VGA);
 		} else {
 			/* DVI-I - tv dac, int tmds */
 			ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC);
@@ -1210,7 +1222,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 						    ATOM_DEVICE_DFP1_SUPPORT |
 						    ATOM_DEVICE_CRT2_SUPPORT,
 						    DRM_MODE_CONNECTOR_DVII,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I);
 
 			/* VGA - primary dac */
 			ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
@@ -1222,7 +1235,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 			radeon_add_legacy_connector(dev, 1,
 						    ATOM_DEVICE_CRT1_SUPPORT,
 						    DRM_MODE_CONNECTOR_VGA,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_VGA);
 		}
 
 		if (rdev->family != CHIP_R100 && rdev->family != CHIP_R200) {
@@ -1235,7 +1249,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 			radeon_add_legacy_connector(dev, 2,
 						    ATOM_DEVICE_TV1_SUPPORT,
 						    DRM_MODE_CONNECTOR_SVIDEO,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_SVIDEO);
 		}
 		break;
 	case CT_IBOOK:
@@ -1249,7 +1264,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								0),
 					  ATOM_DEVICE_LCD1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
-					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_LVDS);
 		/* VGA - TV DAC */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1258,7 +1274,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								2),
 					  ATOM_DEVICE_CRT2_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
-					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_VGA);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1267,7 +1284,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_POWERBOOK_EXTERNAL:
 		DRM_INFO("Connector Table: %d (powerbook external tmds)\n",
@@ -1280,7 +1298,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								0),
 					  ATOM_DEVICE_LCD1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
-					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_LVDS);
 		/* DVI-I - primary dac, ext tmds */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1293,10 +1312,12 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								ATOM_DEVICE_CRT1_SUPPORT,
 								1),
 					  ATOM_DEVICE_CRT1_SUPPORT);
+		/* XXX some are SL */
 		radeon_add_legacy_connector(dev, 1,
 					    ATOM_DEVICE_DFP2_SUPPORT |
 					    ATOM_DEVICE_CRT1_SUPPORT,
-					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1305,7 +1326,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_POWERBOOK_INTERNAL:
 		DRM_INFO("Connector Table: %d (powerbook internal tmds)\n",
@@ -1318,7 +1340,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								0),
 					  ATOM_DEVICE_LCD1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
-					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_LVDS);
 		/* DVI-I - primary dac, int tmds */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1334,7 +1357,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 		radeon_add_legacy_connector(dev, 1,
 					    ATOM_DEVICE_DFP1_SUPPORT |
 					    ATOM_DEVICE_CRT1_SUPPORT,
-					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1343,7 +1367,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_POWERBOOK_VGA:
 		DRM_INFO("Connector Table: %d (powerbook vga)\n",
@@ -1356,7 +1381,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								0),
 					  ATOM_DEVICE_LCD1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_LCD1_SUPPORT,
-					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_LVDS, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_LVDS);
 		/* VGA - primary dac */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1365,7 +1391,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								1),
 					  ATOM_DEVICE_CRT1_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT1_SUPPORT,
-					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_VGA);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1374,7 +1401,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_MINI_EXTERNAL:
 		DRM_INFO("Connector Table: %d (mini external tmds)\n",
@@ -1391,10 +1419,12 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								ATOM_DEVICE_CRT2_SUPPORT,
 								2),
 					  ATOM_DEVICE_CRT2_SUPPORT);
+		/* XXX are any DL? */
 		radeon_add_legacy_connector(dev, 0,
 					    ATOM_DEVICE_DFP2_SUPPORT |
 					    ATOM_DEVICE_CRT2_SUPPORT,
-					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1403,7 +1433,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_MINI_INTERNAL:
 		DRM_INFO("Connector Table: %d (mini internal tmds)\n",
@@ -1423,7 +1454,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 		radeon_add_legacy_connector(dev, 0,
 					    ATOM_DEVICE_DFP1_SUPPORT |
 					    ATOM_DEVICE_CRT2_SUPPORT,
-					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_DVII, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1432,7 +1464,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_IMAC_G5_ISIGHT:
 		DRM_INFO("Connector Table: %d (imac g5 isight)\n",
@@ -1445,7 +1478,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								0),
 					  ATOM_DEVICE_DFP1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_DFP1_SUPPORT,
-					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_DVID, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D);
 		/* VGA - tv dac */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_DVI_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1454,7 +1488,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								2),
 					  ATOM_DEVICE_CRT2_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
-					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_VGA);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1463,7 +1498,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	case CT_EMAC:
 		DRM_INFO("Connector Table: %d (emac)\n",
@@ -1476,7 +1512,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								1),
 					  ATOM_DEVICE_CRT1_SUPPORT);
 		radeon_add_legacy_connector(dev, 0, ATOM_DEVICE_CRT1_SUPPORT,
-					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_VGA);
 		/* VGA - tv dac */
 		ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_CRT2_DDC);
 		radeon_add_legacy_encoder(dev,
@@ -1485,7 +1522,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 								2),
 					  ATOM_DEVICE_CRT2_SUPPORT);
 		radeon_add_legacy_connector(dev, 1, ATOM_DEVICE_CRT2_SUPPORT,
-					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c);
+					    DRM_MODE_CONNECTOR_VGA, &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_VGA);
 		/* TV - TV DAC */
 		radeon_add_legacy_encoder(dev,
 					  radeon_get_encoder_id(dev,
@@ -1494,7 +1532,8 @@ bool radeon_get_legacy_connector_info_from_table(struct drm_device *dev)
 					  ATOM_DEVICE_TV1_SUPPORT);
 		radeon_add_legacy_connector(dev, 2, ATOM_DEVICE_TV1_SUPPORT,
 					    DRM_MODE_CONNECTOR_SVIDEO,
-					    &ddc_i2c);
+					    &ddc_i2c,
+					    CONNECTOR_OBJECT_ID_SVIDEO);
 		break;
 	default:
 		DRM_INFO("Connector table: %d (invalid)\n",
@@ -1571,11 +1610,63 @@ static bool radeon_apply_legacy_quirks(struct drm_device *dev,
 	return true;
 }
 
+static bool radeon_apply_legacy_tv_quirks(struct drm_device *dev)
+{
+	/* Acer 5102 has non-existent TV port */
+	if (dev->pdev->device == 0x5975 &&
+	    dev->pdev->subsystem_vendor == 0x1025 &&
+	    dev->pdev->subsystem_device == 0x009f)
+		return false;
+
+	/* HP dc5750 has non-existent TV port */
+	if (dev->pdev->device == 0x5974 &&
+	    dev->pdev->subsystem_vendor == 0x103c &&
+	    dev->pdev->subsystem_device == 0x280a)
+		return false;
+
+	return true;
+}
+
+static uint16_t combios_check_dl_dvi(struct drm_device *dev, int is_dvi_d)
+{
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t ext_tmds_info;
+
+	if (rdev->flags & RADEON_IS_IGP) {
+		if (is_dvi_d)
+			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
+		else
+			return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
+	}
+	ext_tmds_info = combios_get_table_offset(dev, COMBIOS_EXT_TMDS_INFO_TABLE);
+	if (ext_tmds_info) {
+		uint8_t rev = RBIOS8(ext_tmds_info);
+		uint8_t flags = RBIOS8(ext_tmds_info + 4 + 5);
+		if (rev >= 3) {
+			if (is_dvi_d)
+				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
+			else
+				return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
+		} else {
+			if (flags & 1) {
+				if (is_dvi_d)
+					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D;
+				else
+					return CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I;
+			}
+		}
+	}
+	if (is_dvi_d)
+		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D;
+	else
+		return CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
+}
+
 bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 {
 	struct radeon_device *rdev = dev->dev_private;
 	uint32_t conn_info, entry, devices;
-	uint16_t tmp;
+	uint16_t tmp, connector_object_id;
 	enum radeon_combios_ddc ddc_type;
 	enum radeon_combios_connector connector;
 	int i = 0;
@@ -1618,8 +1709,9 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 				break;
 			}
 
-			radeon_apply_legacy_quirks(dev, i, &connector,
-						   &ddc_i2c);
+			if (!radeon_apply_legacy_quirks(dev, i, &connector,
+						       &ddc_i2c))
+				continue;
 
 			switch (connector) {
 			case CONNECTOR_PROPRIETARY_LEGACY:
@@ -1634,7 +1726,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 				radeon_add_legacy_connector(dev, i, devices,
 							    legacy_connector_convert
 							    [connector],
-							    &ddc_i2c);
+							    &ddc_i2c,
+							    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_D);
 				break;
 			case CONNECTOR_CRT_LEGACY:
 				if (tmp & 0x1) {
@@ -1659,7 +1752,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 							    devices,
 							    legacy_connector_convert
 							    [connector],
-							    &ddc_i2c);
+							    &ddc_i2c,
+							    CONNECTOR_OBJECT_ID_VGA);
 				break;
 			case CONNECTOR_DVI_I_LEGACY:
 				devices = 0;
@@ -1688,6 +1782,7 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 								   ATOM_DEVICE_DFP2_SUPPORT,
 								   0),
 								  ATOM_DEVICE_DFP2_SUPPORT);
+					connector_object_id = combios_check_dl_dvi(dev, 0);
 				} else {
 					devices |= ATOM_DEVICE_DFP1_SUPPORT;
 					radeon_add_legacy_encoder(dev,
@@ -1696,19 +1791,24 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 								   ATOM_DEVICE_DFP1_SUPPORT,
 								   0),
 								  ATOM_DEVICE_DFP1_SUPPORT);
+					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
 				}
 				radeon_add_legacy_connector(dev,
 							    i,
 							    devices,
 							    legacy_connector_convert
 							    [connector],
-							    &ddc_i2c);
+							    &ddc_i2c,
+							    connector_object_id);
 				break;
 			case CONNECTOR_DVI_D_LEGACY:
-				if ((tmp >> 4) & 0x1)
+				if ((tmp >> 4) & 0x1) {
 					devices = ATOM_DEVICE_DFP2_SUPPORT;
-				else
+					connector_object_id = combios_check_dl_dvi(dev, 1);
+				} else {
 					devices = ATOM_DEVICE_DFP1_SUPPORT;
+					connector_object_id = CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I;
+				}
 				radeon_add_legacy_encoder(dev,
 							  radeon_get_encoder_id
 							  (dev, devices, 0),
@@ -1716,7 +1816,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 				radeon_add_legacy_connector(dev, i, devices,
 							    legacy_connector_convert
 							    [connector],
-							    &ddc_i2c);
+							    &ddc_i2c,
+							    connector_object_id);
 				break;
 			case CONNECTOR_CTV_LEGACY:
 			case CONNECTOR_STV_LEGACY:
@@ -1730,7 +1831,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 							    ATOM_DEVICE_TV1_SUPPORT,
 							    legacy_connector_convert
 							    [connector],
-							    &ddc_i2c);
+							    &ddc_i2c,
+							    CONNECTOR_OBJECT_ID_SVIDEO);
 				break;
 			default:
 				DRM_ERROR("Unknown connector type: %d\n",
@@ -1762,10 +1864,29 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 						    ATOM_DEVICE_CRT1_SUPPORT |
 						    ATOM_DEVICE_DFP1_SUPPORT,
 						    DRM_MODE_CONNECTOR_DVII,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_SINGLE_LINK_DVI_I);
 		} else {
-			DRM_DEBUG("No connector info found\n");
-			return false;
+			uint16_t crt_info =
+				combios_get_table_offset(dev, COMBIOS_CRT_INFO_TABLE);
+			DRM_DEBUG("Found CRT table, assuming VGA connector\n");
+			if (crt_info) {
+				radeon_add_legacy_encoder(dev,
+							  radeon_get_encoder_id(dev,
+										ATOM_DEVICE_CRT1_SUPPORT,
+										1),
+							  ATOM_DEVICE_CRT1_SUPPORT);
+				ddc_i2c = combios_setup_i2c_bus(RADEON_GPIO_VGA_DDC);
+				radeon_add_legacy_connector(dev,
+							    0,
+							    ATOM_DEVICE_CRT1_SUPPORT,
+							    DRM_MODE_CONNECTOR_VGA,
+							    &ddc_i2c,
+							    CONNECTOR_OBJECT_ID_VGA);
+			} else {
+				DRM_DEBUG("No connector info found\n");
+				return false;
+			}
 		}
 	}
 
@@ -1860,7 +1981,8 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 						    5,
 						    ATOM_DEVICE_LCD1_SUPPORT,
 						    DRM_MODE_CONNECTOR_LVDS,
-						    &ddc_i2c);
+						    &ddc_i2c,
+						    CONNECTOR_OBJECT_ID_LVDS);
 		}
 	}
 
@@ -1870,16 +1992,19 @@ bool radeon_get_legacy_connector_info_from_bios(struct drm_device *dev)
 		    combios_get_table_offset(dev, COMBIOS_TV_INFO_TABLE);
 		if (tv_info) {
 			if (RBIOS8(tv_info + 6) == 'T') {
-				radeon_add_legacy_encoder(dev,
-							  radeon_get_encoder_id
-							  (dev,
-							   ATOM_DEVICE_TV1_SUPPORT,
-							   2),
-							  ATOM_DEVICE_TV1_SUPPORT);
-				radeon_add_legacy_connector(dev, 6,
-							    ATOM_DEVICE_TV1_SUPPORT,
-							    DRM_MODE_CONNECTOR_SVIDEO,
-							    &ddc_i2c);
+				if (radeon_apply_legacy_tv_quirks(dev)) {
+					radeon_add_legacy_encoder(dev,
+								  radeon_get_encoder_id
+								  (dev,
+								   ATOM_DEVICE_TV1_SUPPORT,
+								   2),
+								  ATOM_DEVICE_TV1_SUPPORT);
+					radeon_add_legacy_connector(dev, 6,
+								    ATOM_DEVICE_TV1_SUPPORT,
+								    DRM_MODE_CONNECTOR_SVIDEO,
+								    &ddc_i2c,
+								    CONNECTOR_OBJECT_ID_SVIDEO);
+				}
 			}
 		}
 	}
diff --git a/drivers/gpu/drm/radeon/radeon_connectors.c b/drivers/gpu/drm/radeon/radeon_connectors.c
index 70ede6a52d4e..29763ceae3af 100644
--- a/drivers/gpu/drm/radeon/radeon_connectors.c
+++ b/drivers/gpu/drm/radeon/radeon_connectors.c
@@ -26,8 +26,10 @@
 #include "drmP.h"
 #include "drm_edid.h"
 #include "drm_crtc_helper.h"
+#include "drm_fb_helper.h"
 #include "radeon_drm.h"
 #include "radeon.h"
+#include "atom.h"
 
 extern void
 radeon_combios_connected_scratch_regs(struct drm_connector *connector,
@@ -38,6 +40,15 @@ radeon_atombios_connected_scratch_regs(struct drm_connector *connector,
 				       struct drm_encoder *encoder,
 				       bool connected);
 
+static void radeon_property_change_mode(struct drm_encoder *encoder)
+{
+	struct drm_crtc *crtc = encoder->crtc;
+
+	if (crtc && crtc->enabled) {
+		drm_crtc_helper_set_mode(crtc, &crtc->mode,
+					 crtc->x, crtc->y, crtc->fb);
+	}
+}
 static void
 radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_connector_status status)
 {
@@ -77,6 +88,27 @@ radeon_connector_update_scratch_regs(struct drm_connector *connector, enum drm_c
 	}
 }
 
+struct drm_encoder *radeon_find_encoder(struct drm_connector *connector, int encoder_type)
+{
+	struct drm_mode_object *obj;
+	struct drm_encoder *encoder;
+	int i;
+
+	for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
+		if (connector->encoder_ids[i] == 0)
+			break;
+
+		obj = drm_mode_object_find(connector->dev, connector->encoder_ids[i], DRM_MODE_OBJECT_ENCODER);
+		if (!obj)
+			continue;
+
+		encoder = obj_to_encoder(obj);
+		if (encoder->encoder_type == encoder_type)
+			return encoder;
+	}
+	return NULL;
+}
+
 struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
 {
 	int enc_id = connector->encoder_ids[0];
@@ -94,30 +126,64 @@ struct drm_encoder *radeon_best_single_encoder(struct drm_connector *connector)
 	return NULL;
 }
 
+/*
+ * radeon_connector_analog_encoder_conflict_solve
+ * - search for other connectors sharing this encoder
+ *   if priority is true, then set them disconnected if this is connected
+ *   if priority is false, set us disconnected if they are connected
+ */
+static enum drm_connector_status
+radeon_connector_analog_encoder_conflict_solve(struct drm_connector *connector,
+					       struct drm_encoder *encoder,
+					       enum drm_connector_status current_status,
+					       bool priority)
+{
+	struct drm_device *dev = connector->dev;
+	struct drm_connector *conflict;
+	int i;
+
+	list_for_each_entry(conflict, &dev->mode_config.connector_list, head) {
+		if (conflict == connector)
+			continue;
+
+		for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
+			if (conflict->encoder_ids[i] == 0)
+				break;
+
+			/* if the IDs match */
+			if (conflict->encoder_ids[i] == encoder->base.id) {
+				if (conflict->status != connector_status_connected)
+					continue;
+
+				if (priority == true) {
+					DRM_INFO("1: conflicting encoders switching off %s\n", drm_get_connector_name(conflict));
+					DRM_INFO("in favor of %s\n", drm_get_connector_name(connector));
+					conflict->status = connector_status_disconnected;
+					radeon_connector_update_scratch_regs(conflict, connector_status_disconnected);
+				} else {
+					DRM_INFO("2: conflicting encoders switching off %s\n", drm_get_connector_name(connector));
+					DRM_INFO("in favor of %s\n", drm_get_connector_name(conflict));
+					current_status = connector_status_disconnected;
+				}
+				break;
+			}
+		}
+	}
+	return current_status;
+
+}
+
 static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encoder)
 {
 	struct drm_device *dev = encoder->dev;
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	struct drm_display_mode *mode = NULL;
-	struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
-
-	if (native_mode->panel_xres != 0 &&
-	    native_mode->panel_yres != 0 &&
-	    native_mode->dotclock != 0) {
-		mode = drm_mode_create(dev);
-
-		mode->hdisplay = native_mode->panel_xres;
-		mode->vdisplay = native_mode->panel_yres;
-
-		mode->htotal = mode->hdisplay + native_mode->hblank;
-		mode->hsync_start = mode->hdisplay + native_mode->hoverplus;
-		mode->hsync_end = mode->hsync_start + native_mode->hsync_width;
-		mode->vtotal = mode->vdisplay + native_mode->vblank;
-		mode->vsync_start = mode->vdisplay + native_mode->voverplus;
-		mode->vsync_end = mode->vsync_start + native_mode->vsync_width;
-		mode->clock = native_mode->dotclock;
-		mode->flags = 0;
+	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
 
+	if (native_mode->hdisplay != 0 &&
+	    native_mode->vdisplay != 0 &&
+	    native_mode->clock != 0) {
+		mode = drm_mode_duplicate(dev, native_mode);
 		mode->type = DRM_MODE_TYPE_PREFERRED | DRM_MODE_TYPE_DRIVER;
 		drm_mode_set_name(mode);
 
@@ -126,12 +192,171 @@ static struct drm_display_mode *radeon_fp_native_mode(struct drm_encoder *encode
 	return mode;
 }
 
+static void radeon_add_common_modes(struct drm_encoder *encoder, struct drm_connector *connector)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct drm_display_mode *mode = NULL;
+	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+	int i;
+	struct mode_size {
+		int w;
+		int h;
+	} common_modes[17] = {
+		{ 640,  480},
+		{ 720,  480},
+		{ 800,  600},
+		{ 848,  480},
+		{1024,  768},
+		{1152,  768},
+		{1280,  720},
+		{1280,  800},
+		{1280,  854},
+		{1280,  960},
+		{1280, 1024},
+		{1440,  900},
+		{1400, 1050},
+		{1680, 1050},
+		{1600, 1200},
+		{1920, 1080},
+		{1920, 1200}
+	};
+
+	for (i = 0; i < 17; i++) {
+		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT)) {
+			if (common_modes[i].w > 1024 ||
+			    common_modes[i].h > 768)
+				continue;
+		}
+		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+			if (common_modes[i].w > native_mode->hdisplay ||
+			    common_modes[i].h > native_mode->vdisplay ||
+			    (common_modes[i].w == native_mode->hdisplay &&
+			     common_modes[i].h == native_mode->vdisplay))
+				continue;
+		}
+		if (common_modes[i].w < 320 || common_modes[i].h < 200)
+			continue;
+
+		mode = drm_cvt_mode(dev, common_modes[i].w, common_modes[i].h, 60, false, false, false);
+		drm_mode_probed_add(connector, mode);
+	}
+}
+
 int radeon_connector_set_property(struct drm_connector *connector, struct drm_property *property,
 				  uint64_t val)
 {
+	struct drm_device *dev = connector->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct drm_encoder *encoder;
+	struct radeon_encoder *radeon_encoder;
+
+	if (property == rdev->mode_info.coherent_mode_property) {
+		struct radeon_encoder_atom_dig *dig;
+
+		/* need to find digital encoder on connector */
+		encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
+		if (!encoder)
+			return 0;
+
+		radeon_encoder = to_radeon_encoder(encoder);
+
+		if (!radeon_encoder->enc_priv)
+			return 0;
+
+		dig = radeon_encoder->enc_priv;
+		dig->coherent_mode = val ? true : false;
+		radeon_property_change_mode(&radeon_encoder->base);
+	}
+
+	if (property == rdev->mode_info.tv_std_property) {
+		encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TVDAC);
+		if (!encoder) {
+			encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_DAC);
+		}
+
+		if (!encoder)
+			return 0;
+
+		radeon_encoder = to_radeon_encoder(encoder);
+		if (!radeon_encoder->enc_priv)
+			return 0;
+		if (rdev->is_atom_bios) {
+			struct radeon_encoder_atom_dac *dac_int;
+			dac_int = radeon_encoder->enc_priv;
+			dac_int->tv_std = val;
+		} else {
+			struct radeon_encoder_tv_dac *dac_int;
+			dac_int = radeon_encoder->enc_priv;
+			dac_int->tv_std = val;
+		}
+		radeon_property_change_mode(&radeon_encoder->base);
+	}
+
+	if (property == rdev->mode_info.load_detect_property) {
+		struct radeon_connector *radeon_connector =
+			to_radeon_connector(connector);
+
+		if (val == 0)
+			radeon_connector->dac_load_detect = false;
+		else
+			radeon_connector->dac_load_detect = true;
+	}
+
+	if (property == rdev->mode_info.tmds_pll_property) {
+		struct radeon_encoder_int_tmds *tmds = NULL;
+		bool ret = false;
+		/* need to find digital encoder on connector */
+		encoder = radeon_find_encoder(connector, DRM_MODE_ENCODER_TMDS);
+		if (!encoder)
+			return 0;
+
+		radeon_encoder = to_radeon_encoder(encoder);
+
+		tmds = radeon_encoder->enc_priv;
+		if (!tmds)
+			return 0;
+
+		if (val == 0) {
+			if (rdev->is_atom_bios)
+				ret = radeon_atombios_get_tmds_info(radeon_encoder, tmds);
+			else
+				ret = radeon_legacy_get_tmds_info_from_combios(radeon_encoder, tmds);
+		}
+		if (val == 1 || ret == false) {
+			radeon_legacy_get_tmds_info_from_table(radeon_encoder, tmds);
+		}
+		radeon_property_change_mode(&radeon_encoder->base);
+	}
+
 	return 0;
 }
 
+static void radeon_fixup_lvds_native_mode(struct drm_encoder *encoder,
+					  struct drm_connector *connector)
+{
+	struct radeon_encoder *radeon_encoder =	to_radeon_encoder(encoder);
+	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+
+	/* Try to get native mode details from EDID if necessary */
+	if (!native_mode->clock) {
+		struct drm_display_mode *t, *mode;
+
+		list_for_each_entry_safe(mode, t, &connector->probed_modes, head) {
+			if (mode->hdisplay == native_mode->hdisplay &&
+			    mode->vdisplay == native_mode->vdisplay) {
+				*native_mode = *mode;
+				drm_mode_set_crtcinfo(native_mode, CRTC_INTERLACE_HALVE_V);
+				DRM_INFO("Determined LVDS native mode details from EDID\n");
+				break;
+			}
+		}
+	}
+	if (!native_mode->clock) {
+		DRM_INFO("No LVDS native mode details, disabling RMX\n");
+		radeon_encoder->rmx_type = RMX_OFF;
+	}
+}
 
 static int radeon_lvds_get_modes(struct drm_connector *connector)
 {
@@ -143,6 +368,12 @@ static int radeon_lvds_get_modes(struct drm_connector *connector)
 	if (radeon_connector->ddc_bus) {
 		ret = radeon_ddc_get_modes(radeon_connector);
 		if (ret > 0) {
+			encoder = radeon_best_single_encoder(connector);
+			if (encoder) {
+				radeon_fixup_lvds_native_mode(encoder, connector);
+				/* add scaled modes */
+				radeon_add_common_modes(encoder, connector);
+			}
 			return ret;
 		}
 	}
@@ -156,20 +387,74 @@ static int radeon_lvds_get_modes(struct drm_connector *connector)
 	if (mode) {
 		ret = 1;
 		drm_mode_probed_add(connector, mode);
+		/* add scaled modes */
+		radeon_add_common_modes(encoder, connector);
 	}
+
 	return ret;
 }
 
 static int radeon_lvds_mode_valid(struct drm_connector *connector,
 				  struct drm_display_mode *mode)
 {
+	struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+
+	if ((mode->hdisplay < 320) || (mode->vdisplay < 240))
+		return MODE_PANEL;
+
+	if (encoder) {
+		struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+		struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+
+		/* AVIVO hardware supports downscaling modes larger than the panel
+		 * to the panel size, but I'm not sure this is desirable.
+		 */
+		if ((mode->hdisplay > native_mode->hdisplay) ||
+		    (mode->vdisplay > native_mode->vdisplay))
+			return MODE_PANEL;
+
+		/* if scaling is disabled, block non-native modes */
+		if (radeon_encoder->rmx_type == RMX_OFF) {
+			if ((mode->hdisplay != native_mode->hdisplay) ||
+			    (mode->vdisplay != native_mode->vdisplay))
+				return MODE_PANEL;
+		}
+	}
+
 	return MODE_OK;
 }
 
 static enum drm_connector_status radeon_lvds_detect(struct drm_connector *connector)
 {
-	enum drm_connector_status ret = connector_status_connected;
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+	struct drm_encoder *encoder = radeon_best_single_encoder(connector);
+	enum drm_connector_status ret = connector_status_disconnected;
+
+	if (encoder) {
+		struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+		struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+
+		/* check if panel is valid */
+		if (native_mode->hdisplay >= 320 && native_mode->vdisplay >= 240)
+			ret = connector_status_connected;
+
+	}
+
+	/* check for edid as well */
+	if (radeon_connector->edid)
+		ret = connector_status_connected;
+	else {
+		if (radeon_connector->ddc_bus) {
+			radeon_i2c_do_lock(radeon_connector, 1);
+			radeon_connector->edid = drm_get_edid(&radeon_connector->base,
+							      &radeon_connector->ddc_bus->adapter);
+			radeon_i2c_do_lock(radeon_connector, 0);
+			if (radeon_connector->edid)
+				ret = connector_status_connected;
+		}
+	}
 	/* check acpi lid status ??? */
+
 	radeon_connector_update_scratch_regs(connector, ret);
 	return ret;
 }
@@ -180,12 +465,50 @@ static void radeon_connector_destroy(struct drm_connector *connector)
 
 	if (radeon_connector->ddc_bus)
 		radeon_i2c_destroy(radeon_connector->ddc_bus);
+	if (radeon_connector->edid)
+		kfree(radeon_connector->edid);
 	kfree(radeon_connector->con_priv);
 	drm_sysfs_connector_remove(connector);
 	drm_connector_cleanup(connector);
 	kfree(connector);
 }
 
+static int radeon_lvds_set_property(struct drm_connector *connector,
+				    struct drm_property *property,
+				    uint64_t value)
+{
+	struct drm_device *dev = connector->dev;
+	struct radeon_encoder *radeon_encoder;
+	enum radeon_rmx_type rmx_type;
+
+	DRM_DEBUG("\n");
+	if (property != dev->mode_config.scaling_mode_property)
+		return 0;
+
+	if (connector->encoder)
+		radeon_encoder = to_radeon_encoder(connector->encoder);
+	else {
+		struct drm_connector_helper_funcs *connector_funcs = connector->helper_private;
+		radeon_encoder = to_radeon_encoder(connector_funcs->best_encoder(connector));
+	}
+
+	switch (value) {
+	case DRM_MODE_SCALE_NONE: rmx_type = RMX_OFF; break;
+	case DRM_MODE_SCALE_CENTER: rmx_type = RMX_CENTER; break;
+	case DRM_MODE_SCALE_ASPECT: rmx_type = RMX_ASPECT; break;
+	default:
+	case DRM_MODE_SCALE_FULLSCREEN: rmx_type = RMX_FULL; break;
+	}
+	if (radeon_encoder->rmx_type == rmx_type)
+		return 0;
+
+	radeon_encoder->rmx_type = rmx_type;
+
+	radeon_property_change_mode(&radeon_encoder->base);
+	return 0;
+}
+
+
 struct drm_connector_helper_funcs radeon_lvds_connector_helper_funcs = {
 	.get_modes = radeon_lvds_get_modes,
 	.mode_valid = radeon_lvds_mode_valid,
@@ -197,7 +520,7 @@ struct drm_connector_funcs radeon_lvds_connector_funcs = {
 	.detect = radeon_lvds_detect,
 	.fill_modes = drm_helper_probe_single_connector_modes,
 	.destroy = radeon_connector_destroy,
-	.set_property = radeon_connector_set_property,
+	.set_property = radeon_lvds_set_property,
 };
 
 static int radeon_vga_get_modes(struct drm_connector *connector)
@@ -213,7 +536,8 @@ static int radeon_vga_get_modes(struct drm_connector *connector)
 static int radeon_vga_mode_valid(struct drm_connector *connector,
 				  struct drm_display_mode *mode)
 {
-
+	/* XXX check mode bandwidth */
+	/* XXX verify against max DAC output frequency */
 	return MODE_OK;
 }
 
@@ -225,22 +549,48 @@ static enum drm_connector_status radeon_vga_detect(struct drm_connector *connect
 	bool dret;
 	enum drm_connector_status ret = connector_status_disconnected;
 
+	encoder = radeon_best_single_encoder(connector);
+	if (!encoder)
+		ret = connector_status_disconnected;
+
 	radeon_i2c_do_lock(radeon_connector, 1);
 	dret = radeon_ddc_probe(radeon_connector);
 	radeon_i2c_do_lock(radeon_connector, 0);
-	if (dret)
-		ret = connector_status_connected;
-	else {
-		/* if EDID fails to a load detect */
-		encoder = radeon_best_single_encoder(connector);
-		if (!encoder)
-			ret = connector_status_disconnected;
-		else {
+	if (dret) {
+		if (radeon_connector->edid) {
+			kfree(radeon_connector->edid);
+			radeon_connector->edid = NULL;
+		}
+		radeon_i2c_do_lock(radeon_connector, 1);
+		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
+		radeon_i2c_do_lock(radeon_connector, 0);
+
+		if (!radeon_connector->edid) {
+			DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
+					drm_get_connector_name(connector));
+			ret = connector_status_connected;
+		} else {
+			radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
+
+			/* some oems have boards with separate digital and analog connectors
+			 * with a shared ddc line (often vga + hdmi)
+			 */
+			if (radeon_connector->use_digital && radeon_connector->shared_ddc) {
+				kfree(radeon_connector->edid);
+				radeon_connector->edid = NULL;
+				ret = connector_status_disconnected;
+			} else
+				ret = connector_status_connected;
+		}
+	} else {
+		if (radeon_connector->dac_load_detect) {
 			encoder_funcs = encoder->helper_private;
 			ret = encoder_funcs->detect(encoder, connector);
 		}
 	}
 
+	if (ret == connector_status_connected)
+		ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
 	radeon_connector_update_scratch_regs(connector, ret);
 	return ret;
 }
@@ -259,21 +609,99 @@ struct drm_connector_funcs radeon_vga_connector_funcs = {
 	.set_property = radeon_connector_set_property,
 };
 
+static int radeon_tv_get_modes(struct drm_connector *connector)
+{
+	struct drm_device *dev = connector->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct drm_display_mode *tv_mode;
+	struct drm_encoder *encoder;
+
+	encoder = radeon_best_single_encoder(connector);
+	if (!encoder)
+		return 0;
+
+	/* avivo chips can scale any mode */
+	if (rdev->family >= CHIP_RS600)
+		/* add scaled modes */
+		radeon_add_common_modes(encoder, connector);
+	else {
+		/* only 800x600 is supported right now on pre-avivo chips */
+		tv_mode = drm_cvt_mode(dev, 800, 600, 60, false, false, false);
+		tv_mode->type = DRM_MODE_TYPE_DRIVER | DRM_MODE_TYPE_PREFERRED;
+		drm_mode_probed_add(connector, tv_mode);
+	}
+	return 1;
+}
+
+static int radeon_tv_mode_valid(struct drm_connector *connector,
+				struct drm_display_mode *mode)
+{
+	if ((mode->hdisplay > 1024) || (mode->vdisplay > 768))
+		return MODE_CLOCK_RANGE;
+	return MODE_OK;
+}
+
+static enum drm_connector_status radeon_tv_detect(struct drm_connector *connector)
+{
+	struct drm_encoder *encoder;
+	struct drm_encoder_helper_funcs *encoder_funcs;
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+	enum drm_connector_status ret = connector_status_disconnected;
+
+	if (!radeon_connector->dac_load_detect)
+		return ret;
+
+	encoder = radeon_best_single_encoder(connector);
+	if (!encoder)
+		ret = connector_status_disconnected;
+	else {
+		encoder_funcs = encoder->helper_private;
+		ret = encoder_funcs->detect(encoder, connector);
+	}
+	if (ret == connector_status_connected)
+		ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, false);
+	radeon_connector_update_scratch_regs(connector, ret);
+	return ret;
+}
+
+struct drm_connector_helper_funcs radeon_tv_connector_helper_funcs = {
+	.get_modes = radeon_tv_get_modes,
+	.mode_valid = radeon_tv_mode_valid,
+	.best_encoder = radeon_best_single_encoder,
+};
+
+struct drm_connector_funcs radeon_tv_connector_funcs = {
+	.dpms = drm_helper_connector_dpms,
+	.detect = radeon_tv_detect,
+	.fill_modes = drm_helper_probe_single_connector_modes,
+	.destroy = radeon_connector_destroy,
+	.set_property = radeon_connector_set_property,
+};
+
 static int radeon_dvi_get_modes(struct drm_connector *connector)
 {
 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 	int ret;
 
 	ret = radeon_ddc_get_modes(radeon_connector);
-	/* reset scratch regs here since radeon_dvi_detect doesn't check digital bit */
-	radeon_connector_update_scratch_regs(connector, connector_status_connected);
 	return ret;
 }
 
+/*
+ * DVI is complicated
+ * Do a DDC probe, if DDC probe passes, get the full EDID so
+ * we can do analog/digital monitor detection at this point.
+ * If the monitor is an analog monitor or we got no DDC,
+ * we need to find the DAC encoder object for this connector.
+ * If we got no DDC, we do load detection on the DAC encoder object.
+ * If we got analog DDC or load detection passes on the DAC encoder
+ * we have to check if this analog encoder is shared with anyone else (TV)
+ * if its shared we have to set the other connector to disconnected.
+ */
 static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connector)
 {
 	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
-	struct drm_encoder *encoder;
+	struct drm_encoder *encoder = NULL;
 	struct drm_encoder_helper_funcs *encoder_funcs;
 	struct drm_mode_object *obj;
 	int i;
@@ -283,9 +711,38 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
 	radeon_i2c_do_lock(radeon_connector, 1);
 	dret = radeon_ddc_probe(radeon_connector);
 	radeon_i2c_do_lock(radeon_connector, 0);
-	if (dret)
-		ret = connector_status_connected;
-	else {
+	if (dret) {
+		if (radeon_connector->edid) {
+			kfree(radeon_connector->edid);
+			radeon_connector->edid = NULL;
+		}
+		radeon_i2c_do_lock(radeon_connector, 1);
+		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
+		radeon_i2c_do_lock(radeon_connector, 0);
+
+		if (!radeon_connector->edid) {
+			DRM_ERROR("%s: probed a monitor but no|invalid EDID\n",
+					drm_get_connector_name(connector));
+		} else {
+			radeon_connector->use_digital = !!(radeon_connector->edid->input & DRM_EDID_INPUT_DIGITAL);
+
+			/* some oems have boards with separate digital and analog connectors
+			 * with a shared ddc line (often vga + hdmi)
+			 */
+			if ((!radeon_connector->use_digital) && radeon_connector->shared_ddc) {
+				kfree(radeon_connector->edid);
+				radeon_connector->edid = NULL;
+				ret = connector_status_disconnected;
+			} else
+				ret = connector_status_connected;
+		}
+	}
+
+	if ((ret == connector_status_connected) && (radeon_connector->use_digital == true))
+		goto out;
+
+	/* find analog encoder */
+	if (radeon_connector->dac_load_detect) {
 		for (i = 0; i < DRM_CONNECTOR_MAX_ENCODER; i++) {
 			if (connector->encoder_ids[i] == 0)
 				break;
@@ -300,15 +757,23 @@ static enum drm_connector_status radeon_dvi_detect(struct drm_connector *connect
 
 			encoder_funcs = encoder->helper_private;
 			if (encoder_funcs->detect) {
-				ret = encoder_funcs->detect(encoder, connector);
-				if (ret == connector_status_connected) {
-					radeon_connector->use_digital = 0;
-					break;
+				if (ret != connector_status_connected) {
+					ret = encoder_funcs->detect(encoder, connector);
+					if (ret == connector_status_connected) {
+						radeon_connector->use_digital = false;
+					}
 				}
+				break;
 			}
 		}
 	}
 
+	if ((ret == connector_status_connected) && (radeon_connector->use_digital == false) &&
+	    encoder) {
+		ret = radeon_connector_analog_encoder_conflict_solve(connector, encoder, ret, true);
+	}
+
+out:
 	/* updated in get modes as well since we need to know if it's analog or digital */
 	radeon_connector_update_scratch_regs(connector, ret);
 	return ret;
@@ -332,7 +797,7 @@ struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
 
 		encoder = obj_to_encoder(obj);
 
-		if (radeon_connector->use_digital) {
+		if (radeon_connector->use_digital == true) {
 			if (encoder->encoder_type == DRM_MODE_ENCODER_TMDS)
 				return encoder;
 		} else {
@@ -356,9 +821,36 @@ struct drm_encoder *radeon_dvi_encoder(struct drm_connector *connector)
 	return NULL;
 }
 
+static void radeon_dvi_force(struct drm_connector *connector)
+{
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+	if (connector->force == DRM_FORCE_ON)
+		radeon_connector->use_digital = false;
+	if (connector->force == DRM_FORCE_ON_DIGITAL)
+		radeon_connector->use_digital = true;
+}
+
+static int radeon_dvi_mode_valid(struct drm_connector *connector,
+				  struct drm_display_mode *mode)
+{
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+
+	/* XXX check mode bandwidth */
+
+	if (radeon_connector->use_digital && (mode->clock > 165000)) {
+		if ((radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_I) ||
+		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_DUAL_LINK_DVI_D) ||
+		    (radeon_connector->connector_object_id == CONNECTOR_OBJECT_ID_HDMI_TYPE_B))
+			return MODE_OK;
+		else
+			return MODE_CLOCK_HIGH;
+	}
+	return MODE_OK;
+}
+
 struct drm_connector_helper_funcs radeon_dvi_connector_helper_funcs = {
 	.get_modes = radeon_dvi_get_modes,
-	.mode_valid = radeon_vga_mode_valid,
+	.mode_valid = radeon_dvi_mode_valid,
 	.best_encoder = radeon_dvi_encoder,
 };
 
@@ -368,6 +860,7 @@ struct drm_connector_funcs radeon_dvi_connector_funcs = {
 	.fill_modes = drm_helper_probe_single_connector_modes,
 	.set_property = radeon_connector_set_property,
 	.destroy = radeon_connector_destroy,
+	.force = radeon_dvi_force,
 };
 
 void
@@ -377,18 +870,19 @@ radeon_add_atom_connector(struct drm_device *dev,
 			  int connector_type,
 			  struct radeon_i2c_bus_rec *i2c_bus,
 			  bool linkb,
-			  uint32_t igp_lane_info)
+			  uint32_t igp_lane_info,
+			  uint16_t connector_object_id)
 {
+	struct radeon_device *rdev = dev->dev_private;
 	struct drm_connector *connector;
 	struct radeon_connector *radeon_connector;
 	struct radeon_connector_atom_dig *radeon_dig_connector;
 	uint32_t subpixel_order = SubPixelNone;
+	bool shared_ddc = false;
+	int ret;
 
 	/* fixme - tv/cv/din */
-	if ((connector_type == DRM_MODE_CONNECTOR_Unknown) ||
-	    (connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
-	    (connector_type == DRM_MODE_CONNECTOR_Composite) ||
-	    (connector_type == DRM_MODE_CONNECTOR_9PinDIN))
+	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
 		return;
 
 	/* see if we already added it */
@@ -398,6 +892,13 @@ radeon_add_atom_connector(struct drm_device *dev,
 			radeon_connector->devices |= supported_device;
 			return;
 		}
+		if (radeon_connector->ddc_bus && i2c_bus->valid) {
+			if (memcmp(&radeon_connector->ddc_bus->rec, i2c_bus,
+				    sizeof(struct radeon_i2c_bus_rec)) == 0) {
+				radeon_connector->shared_ddc = true;
+				shared_ddc = true;
+			}
+		}
 	}
 
 	radeon_connector = kzalloc(sizeof(struct radeon_connector), GFP_KERNEL);
@@ -408,24 +909,38 @@ radeon_add_atom_connector(struct drm_device *dev,
 
 	radeon_connector->connector_id = connector_id;
 	radeon_connector->devices = supported_device;
+	radeon_connector->shared_ddc = shared_ddc;
+	radeon_connector->connector_object_id = connector_object_id;
 	switch (connector_type) {
 	case DRM_MODE_CONNECTOR_VGA:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		radeon_connector->dac_load_detect = true;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.load_detect_property,
+					      1);
 		break;
 	case DRM_MODE_CONNECTOR_DVIA:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		radeon_connector->dac_load_detect = true;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.load_detect_property,
+					      1);
 		break;
 	case DRM_MODE_CONNECTOR_DVII:
 	case DRM_MODE_CONNECTOR_DVID:
@@ -436,13 +951,22 @@ radeon_add_atom_connector(struct drm_device *dev,
 		radeon_dig_connector->igp_lane_info = igp_lane_info;
 		radeon_connector->con_priv = radeon_dig_connector;
 		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
 		subpixel_order = SubPixelHorizontalRGB;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.coherent_mode_property,
+					      1);
+		radeon_connector->dac_load_detect = true;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.load_detect_property,
+					      1);
 		break;
 	case DRM_MODE_CONNECTOR_HDMIA:
 	case DRM_MODE_CONNECTOR_HDMIB:
@@ -453,12 +977,17 @@ radeon_add_atom_connector(struct drm_device *dev,
 		radeon_dig_connector->igp_lane_info = igp_lane_info;
 		radeon_connector->con_priv = radeon_dig_connector;
 		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "HDMI");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.coherent_mode_property,
+					      1);
 		subpixel_order = SubPixelHorizontalRGB;
 		break;
 	case DRM_MODE_CONNECTOR_DisplayPort:
@@ -469,7 +998,9 @@ radeon_add_atom_connector(struct drm_device *dev,
 		radeon_dig_connector->igp_lane_info = igp_lane_info;
 		radeon_connector->con_priv = radeon_dig_connector;
 		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DP");
 			if (!radeon_connector->ddc_bus)
@@ -480,6 +1011,16 @@ radeon_add_atom_connector(struct drm_device *dev,
 	case DRM_MODE_CONNECTOR_SVIDEO:
 	case DRM_MODE_CONNECTOR_Composite:
 	case DRM_MODE_CONNECTOR_9PinDIN:
+		if (radeon_tv == 1) {
+			drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+			ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
+			if (ret)
+				goto failed;
+			radeon_connector->dac_load_detect = true;
+			drm_connector_attach_property(&radeon_connector->base,
+						      rdev->mode_info.load_detect_property,
+						      1);
+		}
 		break;
 	case DRM_MODE_CONNECTOR_LVDS:
 		radeon_dig_connector = kzalloc(sizeof(struct radeon_connector_atom_dig), GFP_KERNEL);
@@ -489,12 +1030,18 @@ radeon_add_atom_connector(struct drm_device *dev,
 		radeon_dig_connector->igp_lane_info = igp_lane_info;
 		radeon_connector->con_priv = radeon_dig_connector;
 		drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		drm_mode_create_scaling_mode_property(dev);
+		drm_connector_attach_property(&radeon_connector->base,
+					      dev->mode_config.scaling_mode_property,
+					      DRM_MODE_SCALE_FULLSCREEN);
 		subpixel_order = SubPixelHorizontalRGB;
 		break;
 	}
@@ -515,17 +1062,17 @@ radeon_add_legacy_connector(struct drm_device *dev,
 			    uint32_t connector_id,
 			    uint32_t supported_device,
 			    int connector_type,
-			    struct radeon_i2c_bus_rec *i2c_bus)
+			    struct radeon_i2c_bus_rec *i2c_bus,
+			    uint16_t connector_object_id)
 {
+	struct radeon_device *rdev = dev->dev_private;
 	struct drm_connector *connector;
 	struct radeon_connector *radeon_connector;
 	uint32_t subpixel_order = SubPixelNone;
+	int ret;
 
 	/* fixme - tv/cv/din */
-	if ((connector_type == DRM_MODE_CONNECTOR_Unknown) ||
-	    (connector_type == DRM_MODE_CONNECTOR_SVIDEO) ||
-	    (connector_type == DRM_MODE_CONNECTOR_Composite) ||
-	    (connector_type == DRM_MODE_CONNECTOR_9PinDIN))
+	if (connector_type == DRM_MODE_CONNECTOR_Unknown)
 		return;
 
 	/* see if we already added it */
@@ -545,48 +1092,89 @@ radeon_add_legacy_connector(struct drm_device *dev,
 
 	radeon_connector->connector_id = connector_id;
 	radeon_connector->devices = supported_device;
+	radeon_connector->connector_object_id = connector_object_id;
 	switch (connector_type) {
 	case DRM_MODE_CONNECTOR_VGA:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "VGA");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		radeon_connector->dac_load_detect = true;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.load_detect_property,
+					      1);
 		break;
 	case DRM_MODE_CONNECTOR_DVIA:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_vga_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_vga_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		radeon_connector->dac_load_detect = true;
+		drm_connector_attach_property(&radeon_connector->base,
+					      rdev->mode_info.load_detect_property,
+					      1);
 		break;
 	case DRM_MODE_CONNECTOR_DVII:
 	case DRM_MODE_CONNECTOR_DVID:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_dvi_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_dvi_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "DVI");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
+			radeon_connector->dac_load_detect = true;
+			drm_connector_attach_property(&radeon_connector->base,
+						      rdev->mode_info.load_detect_property,
+						      1);
 		}
 		subpixel_order = SubPixelHorizontalRGB;
 		break;
 	case DRM_MODE_CONNECTOR_SVIDEO:
 	case DRM_MODE_CONNECTOR_Composite:
 	case DRM_MODE_CONNECTOR_9PinDIN:
+		if (radeon_tv == 1) {
+			drm_connector_init(dev, &radeon_connector->base, &radeon_tv_connector_funcs, connector_type);
+			ret = drm_connector_helper_add(&radeon_connector->base, &radeon_tv_connector_helper_funcs);
+			if (ret)
+				goto failed;
+			radeon_connector->dac_load_detect = true;
+			/* RS400,RC410,RS480 chipset seems to report a lot
+			 * of false positive on load detect, we haven't yet
+			 * found a way to make load detect reliable on those
+			 * chipset, thus just disable it for TV.
+			 */
+			if (rdev->family == CHIP_RS400 || rdev->family == CHIP_RS480)
+				radeon_connector->dac_load_detect = false;
+			drm_connector_attach_property(&radeon_connector->base,
+						      rdev->mode_info.load_detect_property,
+						      1);
+		}
 		break;
 	case DRM_MODE_CONNECTOR_LVDS:
 		drm_connector_init(dev, &radeon_connector->base, &radeon_lvds_connector_funcs, connector_type);
-		drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
+		ret = drm_connector_helper_add(&radeon_connector->base, &radeon_lvds_connector_helper_funcs);
+		if (ret)
+			goto failed;
 		if (i2c_bus->valid) {
 			radeon_connector->ddc_bus = radeon_i2c_create(dev, i2c_bus, "LVDS");
 			if (!radeon_connector->ddc_bus)
 				goto failed;
 		}
+		drm_connector_attach_property(&radeon_connector->base,
+					      dev->mode_config.scaling_mode_property,
+					      DRM_MODE_SCALE_FULLSCREEN);
 		subpixel_order = SubPixelHorizontalRGB;
 		break;
 	}
diff --git a/drivers/gpu/drm/radeon/radeon_cp.c b/drivers/gpu/drm/radeon/radeon_cp.c
index 7a52c461145c..4f7afc79dd82 100644
--- a/drivers/gpu/drm/radeon/radeon_cp.c
+++ b/drivers/gpu/drm/radeon/radeon_cp.c
@@ -36,10 +36,25 @@
 #include "radeon_drv.h"
 #include "r300_reg.h"
 
-#include "radeon_microcode.h"
-
 #define RADEON_FIFO_DEBUG	0
 
+/* Firmware Names */
+#define FIRMWARE_R100		"radeon/R100_cp.bin"
+#define FIRMWARE_R200		"radeon/R200_cp.bin"
+#define FIRMWARE_R300		"radeon/R300_cp.bin"
+#define FIRMWARE_R420		"radeon/R420_cp.bin"
+#define FIRMWARE_RS690		"radeon/RS690_cp.bin"
+#define FIRMWARE_RS600		"radeon/RS600_cp.bin"
+#define FIRMWARE_R520		"radeon/R520_cp.bin"
+
+MODULE_FIRMWARE(FIRMWARE_R100);
+MODULE_FIRMWARE(FIRMWARE_R200);
+MODULE_FIRMWARE(FIRMWARE_R300);
+MODULE_FIRMWARE(FIRMWARE_R420);
+MODULE_FIRMWARE(FIRMWARE_RS690);
+MODULE_FIRMWARE(FIRMWARE_RS600);
+MODULE_FIRMWARE(FIRMWARE_R520);
+
 static int radeon_do_cleanup_cp(struct drm_device * dev);
 static void radeon_do_cp_start(drm_radeon_private_t * dev_priv);
 
@@ -460,37 +475,34 @@ static void radeon_init_pipes(drm_radeon_private_t *dev_priv)
  */
 
 /* Load the microcode for the CP */
-static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv)
+static int radeon_cp_init_microcode(drm_radeon_private_t *dev_priv)
 {
-	int i;
+	struct platform_device *pdev;
+	const char *fw_name = NULL;
+	int err;
+
 	DRM_DEBUG("\n");
 
-	radeon_do_wait_for_idle(dev_priv);
+	pdev = platform_device_register_simple("radeon_cp", 0, NULL, 0);
+	err = IS_ERR(pdev);
+	if (err) {
+		printk(KERN_ERR "radeon_cp: Failed to register firmware\n");
+		return -EINVAL;
+	}
 
-	RADEON_WRITE(RADEON_CP_ME_RAM_ADDR, 0);
 	if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R100) ||
 	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV100) ||
 	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV200) ||
 	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS100) ||
 	    ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS200)) {
 		DRM_INFO("Loading R100 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     R100_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     R100_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R100;
 	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R200) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV250) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV280) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS300)) {
 		DRM_INFO("Loading R200 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     R200_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     R200_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R200;
 	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R300) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R350) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV350) ||
@@ -498,39 +510,19 @@ static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv)
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS400) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS480)) {
 		DRM_INFO("Loading R300 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     R300_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     R300_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R300;
 	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R423) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV410)) {
 		DRM_INFO("Loading R400 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     R420_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     R420_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_R420;
 	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS690) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS740)) {
 		DRM_INFO("Loading RS690/RS740 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     RS690_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     RS690_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_RS690;
 	} else if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RS600) {
 		DRM_INFO("Loading RS600 Microcode\n");
-		for (i = 0; i < 256; i++) {
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     RS600_cp_microcode[i][1]);
-			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     RS600_cp_microcode[i][0]);
-		}
+		fw_name = FIRMWARE_RS600;
 	} else if (((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV515) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R520) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV530) ||
@@ -538,11 +530,41 @@ static void radeon_cp_load_microcode(drm_radeon_private_t * dev_priv)
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV560) ||
 		   ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_RV570)) {
 		DRM_INFO("Loading R500 Microcode\n");
-		for (i = 0; i < 256; i++) {
+		fw_name = FIRMWARE_R520;
+	}
+
+	err = request_firmware(&dev_priv->me_fw, fw_name, &pdev->dev);
+	platform_device_unregister(pdev);
+	if (err) {
+		printk(KERN_ERR "radeon_cp: Failed to load firmware \"%s\"\n",
+		       fw_name);
+	} else if (dev_priv->me_fw->size % 8) {
+		printk(KERN_ERR
+		       "radeon_cp: Bogus length %zu in firmware \"%s\"\n",
+		       dev_priv->me_fw->size, fw_name);
+		err = -EINVAL;
+		release_firmware(dev_priv->me_fw);
+		dev_priv->me_fw = NULL;
+	}
+	return err;
+}
+
+static void radeon_cp_load_microcode(drm_radeon_private_t *dev_priv)
+{
+	const __be32 *fw_data;
+	int i, size;
+
+	radeon_do_wait_for_idle(dev_priv);
+
+	if (dev_priv->me_fw) {
+		size = dev_priv->me_fw->size / 4;
+		fw_data = (const __be32 *)&dev_priv->me_fw->data[0];
+		RADEON_WRITE(RADEON_CP_ME_RAM_ADDR, 0);
+		for (i = 0; i < size; i += 2) {
 			RADEON_WRITE(RADEON_CP_ME_RAM_DATAH,
-				     R520_cp_microcode[i][1]);
+				     be32_to_cpup(&fw_data[i]));
 			RADEON_WRITE(RADEON_CP_ME_RAM_DATAL,
-				     R520_cp_microcode[i][0]);
+				     be32_to_cpup(&fw_data[i + 1]));
 		}
 	}
 }
@@ -594,6 +616,18 @@ static void radeon_do_cp_start(drm_radeon_private_t * dev_priv)
 
 	dev_priv->cp_running = 1;
 
+	/* on r420, any DMA from CP to system memory while 2D is active
+	 * can cause a hang.  workaround is to queue a CP RESYNC token
+	 */
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) {
+		BEGIN_RING(3);
+		OUT_RING(CP_PACKET0(R300_CP_RESYNC_ADDR, 1));
+		OUT_RING(5); /* scratch reg 5 */
+		OUT_RING(0xdeadbeef);
+		ADVANCE_RING();
+		COMMIT_RING();
+	}
+
 	BEGIN_RING(8);
 	/* isync can only be written through cp on r5xx write it here */
 	OUT_RING(CP_PACKET0(RADEON_ISYNC_CNTL, 0));
@@ -631,8 +665,19 @@ static void radeon_do_cp_reset(drm_radeon_private_t * dev_priv)
  */
 static void radeon_do_cp_stop(drm_radeon_private_t * dev_priv)
 {
+	RING_LOCALS;
 	DRM_DEBUG("\n");
 
+	/* finish the pending CP_RESYNC token */
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) == CHIP_R420) {
+		BEGIN_RING(2);
+		OUT_RING(CP_PACKET0(R300_RB3D_DSTCACHE_CTLSTAT, 0));
+		OUT_RING(R300_RB3D_DC_FINISH);
+		ADVANCE_RING();
+		COMMIT_RING();
+		radeon_do_wait_for_idle(dev_priv);
+	}
+
 	RADEON_WRITE(RADEON_CP_CSQ_CNTL, RADEON_CSQ_PRIDIS_INDDIS);
 
 	dev_priv->cp_running = 0;
@@ -1495,6 +1540,14 @@ static int radeon_do_init_cp(struct drm_device *dev, drm_radeon_init_t *init,
 		radeon_set_pcigart(dev_priv, 1);
 	}
 
+	if (!dev_priv->me_fw) {
+		int err = radeon_cp_init_microcode(dev_priv);
+		if (err) {
+			DRM_ERROR("Failed to load firmware!\n");
+			radeon_do_cleanup_cp(dev);
+			return err;
+		}
+	}
 	radeon_cp_load_microcode(dev_priv);
 	radeon_cp_init_ring_buffer(dev, dev_priv, file_priv);
 
@@ -1764,6 +1817,14 @@ void radeon_do_release(struct drm_device * dev)
 			r600_do_cleanup_cp(dev);
 		else
 			radeon_do_cleanup_cp(dev);
+		if (dev_priv->me_fw) {
+			release_firmware(dev_priv->me_fw);
+			dev_priv->me_fw = NULL;
+		}
+		if (dev_priv->pfp_fw) {
+			release_firmware(dev_priv->pfp_fw);
+			dev_priv->pfp_fw = NULL;
+		}
 	}
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_cs.c b/drivers/gpu/drm/radeon/radeon_cs.c
index a169067efc4e..5ab2cf96a264 100644
--- a/drivers/gpu/drm/radeon/radeon_cs.c
+++ b/drivers/gpu/drm/radeon/radeon_cs.c
@@ -142,15 +142,31 @@ int radeon_cs_parser_init(struct radeon_cs_parser *p, void *data)
 		}
 
 		p->chunks[i].length_dw = user_chunk.length_dw;
-		cdata = (uint32_t *)(unsigned long)user_chunk.chunk_data;
+		p->chunks[i].user_ptr = (void __user *)(unsigned long)user_chunk.chunk_data;
 
-		size = p->chunks[i].length_dw * sizeof(uint32_t);
-		p->chunks[i].kdata = kzalloc(size, GFP_KERNEL);
-		if (p->chunks[i].kdata == NULL) {
-			return -ENOMEM;
-		}
-		if (DRM_COPY_FROM_USER(p->chunks[i].kdata, cdata, size)) {
-			return -EFAULT;
+		cdata = (uint32_t *)(unsigned long)user_chunk.chunk_data;
+		if (p->chunks[i].chunk_id != RADEON_CHUNK_ID_IB) {
+			size = p->chunks[i].length_dw * sizeof(uint32_t);
+			p->chunks[i].kdata = kmalloc(size, GFP_KERNEL);
+			if (p->chunks[i].kdata == NULL) {
+				return -ENOMEM;
+			}
+			if (DRM_COPY_FROM_USER(p->chunks[i].kdata,
+					       p->chunks[i].user_ptr, size)) {
+				return -EFAULT;
+			}
+		} else {
+			p->chunks[i].kpage[0] = kmalloc(PAGE_SIZE, GFP_KERNEL);
+			p->chunks[i].kpage[1] = kmalloc(PAGE_SIZE, GFP_KERNEL);
+			if (p->chunks[i].kpage[0] == NULL || p->chunks[i].kpage[1] == NULL) {
+				kfree(p->chunks[i].kpage[0]);
+				kfree(p->chunks[i].kpage[1]);
+				return -ENOMEM;
+			}
+			p->chunks[i].kpage_idx[0] = -1;
+			p->chunks[i].kpage_idx[1] = -1;
+			p->chunks[i].last_copied_page = -1;
+			p->chunks[i].last_page_index = ((p->chunks[i].length_dw * 4) - 1) / PAGE_SIZE;
 		}
 	}
 	if (p->chunks[p->chunk_ib_idx].length_dw > (16 * 1024)) {
@@ -185,10 +201,13 @@ static void radeon_cs_parser_fini(struct radeon_cs_parser *parser, int error)
 			mutex_unlock(&parser->rdev->ddev->struct_mutex);
 		}
 	}
+	kfree(parser->track);
 	kfree(parser->relocs);
 	kfree(parser->relocs_ptr);
 	for (i = 0; i < parser->nchunks; i++) {
 		kfree(parser->chunks[i].kdata);
+		kfree(parser->chunks[i].kpage[0]);
+		kfree(parser->chunks[i].kpage[1]);
 	}
 	kfree(parser->chunks);
 	kfree(parser->chunks_array);
@@ -237,8 +256,14 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 	 * uncached). */
 	ib_chunk = &parser.chunks[parser.chunk_ib_idx];
 	parser.ib->length_dw = ib_chunk->length_dw;
-	memcpy((void *)parser.ib->ptr, ib_chunk->kdata, ib_chunk->length_dw*4);
 	r = radeon_cs_parse(&parser);
+	if (r || parser.parser_error) {
+		DRM_ERROR("Invalid command stream !\n");
+		radeon_cs_parser_fini(&parser, r);
+		mutex_unlock(&rdev->cs_mutex);
+		return r;
+	}
+	r = radeon_cs_finish_pages(&parser);
 	if (r) {
 		DRM_ERROR("Invalid command stream !\n");
 		radeon_cs_parser_fini(&parser, r);
@@ -253,3 +278,64 @@ int radeon_cs_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 	mutex_unlock(&rdev->cs_mutex);
 	return r;
 }
+
+int radeon_cs_finish_pages(struct radeon_cs_parser *p)
+{
+	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
+	int i;
+	int size = PAGE_SIZE;
+
+	for (i = ibc->last_copied_page + 1; i <= ibc->last_page_index; i++) {
+		if (i == ibc->last_page_index) {
+			size = (ibc->length_dw * 4) % PAGE_SIZE;
+			if (size == 0)
+				size = PAGE_SIZE;
+		}
+		
+		if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)),
+				       ibc->user_ptr + (i * PAGE_SIZE),
+				       size))
+			return -EFAULT;
+	}
+	return 0;
+}
+
+int radeon_cs_update_pages(struct radeon_cs_parser *p, int pg_idx)
+{
+	int new_page;
+	struct radeon_cs_chunk *ibc = &p->chunks[p->chunk_ib_idx];
+	int i;
+	int size = PAGE_SIZE;
+
+	for (i = ibc->last_copied_page + 1; i < pg_idx; i++) {
+		if (DRM_COPY_FROM_USER(p->ib->ptr + (i * (PAGE_SIZE/4)),
+				       ibc->user_ptr + (i * PAGE_SIZE),
+				       PAGE_SIZE)) {
+			p->parser_error = -EFAULT;
+			return 0;
+		}
+	}
+
+	new_page = ibc->kpage_idx[0] < ibc->kpage_idx[1] ? 0 : 1;
+
+	if (pg_idx == ibc->last_page_index) {
+		size = (ibc->length_dw * 4) % PAGE_SIZE;
+			if (size == 0)
+				size = PAGE_SIZE;
+	}
+
+	if (DRM_COPY_FROM_USER(ibc->kpage[new_page],
+			       ibc->user_ptr + (pg_idx * PAGE_SIZE),
+			       size)) {
+		p->parser_error = -EFAULT;
+		return 0;
+	}
+
+	/* copy to IB here */
+	memcpy((void *)(p->ib->ptr+(pg_idx*(PAGE_SIZE/4))), ibc->kpage[new_page], size);
+
+	ibc->last_copied_page = pg_idx;
+	ibc->kpage_idx[new_page] = pg_idx;
+
+	return new_page;
+}
diff --git a/drivers/gpu/drm/radeon/radeon_cursor.c b/drivers/gpu/drm/radeon/radeon_cursor.c
index b13c79e38bc0..28772a37009c 100644
--- a/drivers/gpu/drm/radeon/radeon_cursor.c
+++ b/drivers/gpu/drm/radeon/radeon_cursor.c
@@ -109,9 +109,15 @@ static void radeon_set_cursor(struct drm_crtc *crtc, struct drm_gem_object *obj,
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 	struct radeon_device *rdev = crtc->dev->dev_private;
 
-	if (ASIC_IS_AVIVO(rdev))
+	if (ASIC_IS_AVIVO(rdev)) {
+		if (rdev->family >= CHIP_RV770) {
+			if (radeon_crtc->crtc_id)
+				WREG32(R700_D2CUR_SURFACE_ADDRESS_HIGH, 0);
+			else
+				WREG32(R700_D1CUR_SURFACE_ADDRESS_HIGH, 0);
+		}
 		WREG32(AVIVO_D1CUR_SURFACE_ADDRESS + radeon_crtc->crtc_offset, gpu_addr);
-	else {
+	} else {
 		radeon_crtc->legacy_cursor_offset = gpu_addr - radeon_crtc->legacy_display_base_addr;
 		/* offset is from DISP(2)_BASE_ADDRESS */
 		WREG32(RADEON_CUR_OFFSET + radeon_crtc->crtc_offset, radeon_crtc->legacy_cursor_offset);
diff --git a/drivers/gpu/drm/radeon/radeon_device.c b/drivers/gpu/drm/radeon/radeon_device.c
index 7693f7c67bd3..41bb76fbe734 100644
--- a/drivers/gpu/drm/radeon/radeon_device.c
+++ b/drivers/gpu/drm/radeon/radeon_device.c
@@ -29,6 +29,7 @@
 #include <drm/drmP.h>
 #include <drm/drm_crtc_helper.h>
 #include <drm/radeon_drm.h>
+#include <linux/vgaarb.h>
 #include "radeon_reg.h"
 #include "radeon.h"
 #include "radeon_asic.h"
@@ -37,7 +38,7 @@
 /*
  * Clear GPU surface registers.
  */
-static void radeon_surface_init(struct radeon_device *rdev)
+void radeon_surface_init(struct radeon_device *rdev)
 {
 	/* FIXME: check this out */
 	if (rdev->family < CHIP_R600) {
@@ -56,7 +57,7 @@ static void radeon_surface_init(struct radeon_device *rdev)
 /*
  * GPU scratch registers helpers function.
  */
-static void radeon_scratch_init(struct radeon_device *rdev)
+void radeon_scratch_init(struct radeon_device *rdev)
 {
 	int i;
 
@@ -156,16 +157,18 @@ int radeon_mc_setup(struct radeon_device *rdev)
 		tmp = (tmp + rdev->mc.gtt_size - 1) & ~(rdev->mc.gtt_size - 1);
 		rdev->mc.gtt_location = tmp;
 	}
-	DRM_INFO("radeon: VRAM %uM\n", rdev->mc.real_vram_size >> 20);
+	rdev->mc.vram_start = rdev->mc.vram_location;
+	rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
+	rdev->mc.gtt_start = rdev->mc.gtt_location;
+	rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
+	DRM_INFO("radeon: VRAM %uM\n", (unsigned)(rdev->mc.mc_vram_size >> 20));
 	DRM_INFO("radeon: VRAM from 0x%08X to 0x%08X\n",
-		 rdev->mc.vram_location,
-		 rdev->mc.vram_location + rdev->mc.mc_vram_size - 1);
-	if (rdev->mc.real_vram_size != rdev->mc.mc_vram_size)
-		DRM_INFO("radeon: VRAM less than aperture workaround enabled\n");
-	DRM_INFO("radeon: GTT %uM\n", rdev->mc.gtt_size >> 20);
+		 (unsigned)rdev->mc.vram_location,
+		 (unsigned)(rdev->mc.vram_location + rdev->mc.mc_vram_size - 1));
+	DRM_INFO("radeon: GTT %uM\n", (unsigned)(rdev->mc.gtt_size >> 20));
 	DRM_INFO("radeon: GTT from 0x%08X to 0x%08X\n",
-		 rdev->mc.gtt_location,
-		 rdev->mc.gtt_location + rdev->mc.gtt_size - 1);
+		 (unsigned)rdev->mc.gtt_location,
+		 (unsigned)(rdev->mc.gtt_location + rdev->mc.gtt_size - 1));
 	return 0;
 }
 
@@ -173,7 +176,7 @@ int radeon_mc_setup(struct radeon_device *rdev)
 /*
  * GPU helpers function.
  */
-static bool radeon_card_posted(struct radeon_device *rdev)
+bool radeon_card_posted(struct radeon_device *rdev)
 {
 	uint32_t reg;
 
@@ -205,6 +208,31 @@ static bool radeon_card_posted(struct radeon_device *rdev)
 
 }
 
+int radeon_dummy_page_init(struct radeon_device *rdev)
+{
+	rdev->dummy_page.page = alloc_page(GFP_DMA32 | GFP_KERNEL | __GFP_ZERO);
+	if (rdev->dummy_page.page == NULL)
+		return -ENOMEM;
+	rdev->dummy_page.addr = pci_map_page(rdev->pdev, rdev->dummy_page.page,
+					0, PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
+	if (!rdev->dummy_page.addr) {
+		__free_page(rdev->dummy_page.page);
+		rdev->dummy_page.page = NULL;
+		return -ENOMEM;
+	}
+	return 0;
+}
+
+void radeon_dummy_page_fini(struct radeon_device *rdev)
+{
+	if (rdev->dummy_page.page == NULL)
+		return;
+	pci_unmap_page(rdev->pdev, rdev->dummy_page.addr,
+			PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
+	__free_page(rdev->dummy_page.page);
+	rdev->dummy_page.page = NULL;
+}
+
 
 /*
  * Registers accessors functions.
@@ -243,6 +271,10 @@ void radeon_register_accessor_init(struct radeon_device *rdev)
 		rdev->pll_rreg = &r100_pll_rreg;
 		rdev->pll_wreg = &r100_pll_wreg;
 	}
+	if (rdev->family >= CHIP_R420) {
+		rdev->mc_rreg = &r420_mc_rreg;
+		rdev->mc_wreg = &r420_mc_wreg;
+	}
 	if (rdev->family >= CHIP_RV515) {
 		rdev->mc_rreg = &rv515_mc_rreg;
 		rdev->mc_wreg = &rv515_mc_wreg;
@@ -289,6 +321,10 @@ int radeon_asic_init(struct radeon_device *rdev)
 	case CHIP_RV350:
 	case CHIP_RV380:
 		rdev->asic = &r300_asic;
+		if (rdev->flags & RADEON_IS_PCIE) {
+			rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
+			rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
+		}
 		break;
 	case CHIP_R420:
 	case CHIP_R423:
@@ -323,9 +359,15 @@ int radeon_asic_init(struct radeon_device *rdev)
 	case CHIP_RV635:
 	case CHIP_RV670:
 	case CHIP_RS780:
+	case CHIP_RS880:
+		rdev->asic = &r600_asic;
+		break;
 	case CHIP_RV770:
 	case CHIP_RV730:
 	case CHIP_RV710:
+	case CHIP_RV740:
+		rdev->asic = &rv770_asic;
+		break;
 	default:
 		/* FIXME: not supported yet */
 		return -EINVAL;
@@ -341,7 +383,6 @@ int radeon_clocks_init(struct radeon_device *rdev)
 {
 	int r;
 
-	radeon_get_clock_info(rdev->ddev);
 	r = radeon_static_clocks_init(rdev->ddev);
 	if (r) {
 		return r;
@@ -403,20 +444,24 @@ static uint32_t cail_reg_read(struct card_info *info, uint32_t reg)
 	return r;
 }
 
-static struct card_info atom_card_info = {
-	.dev = NULL,
-	.reg_read = cail_reg_read,
-	.reg_write = cail_reg_write,
-	.mc_read = cail_mc_read,
-	.mc_write = cail_mc_write,
-	.pll_read = cail_pll_read,
-	.pll_write = cail_pll_write,
-};
-
 int radeon_atombios_init(struct radeon_device *rdev)
 {
-	atom_card_info.dev = rdev->ddev;
-	rdev->mode_info.atom_context = atom_parse(&atom_card_info, rdev->bios);
+	struct card_info *atom_card_info =
+	    kzalloc(sizeof(struct card_info), GFP_KERNEL);
+
+	if (!atom_card_info)
+		return -ENOMEM;
+
+	rdev->mode_info.atom_card_info = atom_card_info;
+	atom_card_info->dev = rdev->ddev;
+	atom_card_info->reg_read = cail_reg_read;
+	atom_card_info->reg_write = cail_reg_write;
+	atom_card_info->mc_read = cail_mc_read;
+	atom_card_info->mc_write = cail_mc_write;
+	atom_card_info->pll_read = cail_pll_read;
+	atom_card_info->pll_write = cail_pll_write;
+
+	rdev->mode_info.atom_context = atom_parse(atom_card_info, rdev->bios);
 	radeon_atom_initialize_bios_scratch_regs(rdev->ddev);
 	return 0;
 }
@@ -424,6 +469,7 @@ int radeon_atombios_init(struct radeon_device *rdev)
 void radeon_atombios_fini(struct radeon_device *rdev)
 {
 	kfree(rdev->mode_info.atom_context);
+	kfree(rdev->mode_info.atom_card_info);
 }
 
 int radeon_combios_init(struct radeon_device *rdev)
@@ -436,9 +482,39 @@ void radeon_combios_fini(struct radeon_device *rdev)
 {
 }
 
-int radeon_modeset_init(struct radeon_device *rdev);
-void radeon_modeset_fini(struct radeon_device *rdev);
+/* if we get transitioned to only one device, tak VGA back */
+static unsigned int radeon_vga_set_decode(void *cookie, bool state)
+{
+	struct radeon_device *rdev = cookie;
+	radeon_vga_set_state(rdev, state);
+	if (state)
+		return VGA_RSRC_LEGACY_IO | VGA_RSRC_LEGACY_MEM |
+		       VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+	else
+		return VGA_RSRC_NORMAL_IO | VGA_RSRC_NORMAL_MEM;
+}
 
+void radeon_agp_disable(struct radeon_device *rdev)
+{
+	rdev->flags &= ~RADEON_IS_AGP;
+	if (rdev->family >= CHIP_R600) {
+		DRM_INFO("Forcing AGP to PCIE mode\n");
+		rdev->flags |= RADEON_IS_PCIE;
+	} else if (rdev->family >= CHIP_RV515 ||
+			rdev->family == CHIP_RV380 ||
+			rdev->family == CHIP_RV410 ||
+			rdev->family == CHIP_R423) {
+		DRM_INFO("Forcing AGP to PCIE mode\n");
+		rdev->flags |= RADEON_IS_PCIE;
+		rdev->asic->gart_tlb_flush = &rv370_pcie_gart_tlb_flush;
+		rdev->asic->gart_set_page = &rv370_pcie_gart_set_page;
+	} else {
+		DRM_INFO("Forcing AGP to PCI mode\n");
+		rdev->flags |= RADEON_IS_PCI;
+		rdev->asic->gart_tlb_flush = &r100_pci_gart_tlb_flush;
+		rdev->asic->gart_set_page = &r100_pci_gart_set_page;
+	}
+}
 
 /*
  * Radeon device.
@@ -448,11 +524,12 @@ int radeon_device_init(struct radeon_device *rdev,
 		       struct pci_dev *pdev,
 		       uint32_t flags)
 {
-	int r, ret;
+	int r;
 	int dma_bits;
 
 	DRM_INFO("radeon: Initializing kernel modesetting.\n");
 	rdev->shutdown = false;
+	rdev->dev = &pdev->dev;
 	rdev->ddev = ddev;
 	rdev->pdev = pdev;
 	rdev->flags = flags;
@@ -461,35 +538,23 @@ int radeon_device_init(struct radeon_device *rdev,
 	rdev->usec_timeout = RADEON_MAX_USEC_TIMEOUT;
 	rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
 	rdev->gpu_lockup = false;
+	rdev->accel_working = false;
 	/* mutex initialization are all done here so we
 	 * can recall function without having locking issues */
 	mutex_init(&rdev->cs_mutex);
 	mutex_init(&rdev->ib_pool.mutex);
 	mutex_init(&rdev->cp.mutex);
 	rwlock_init(&rdev->fence_drv.lock);
-
-	if (radeon_agpmode == -1) {
-		rdev->flags &= ~RADEON_IS_AGP;
-		if (rdev->family > CHIP_RV515 ||
-		    rdev->family == CHIP_RV380 ||
-		    rdev->family == CHIP_RV410 ||
-		    rdev->family == CHIP_R423) {
-			DRM_INFO("Forcing AGP to PCIE mode\n");
-			rdev->flags |= RADEON_IS_PCIE;
-		} else {
-			DRM_INFO("Forcing AGP to PCI mode\n");
-			rdev->flags |= RADEON_IS_PCI;
-		}
-	}
+	INIT_LIST_HEAD(&rdev->gem.objects);
 
 	/* Set asic functions */
 	r = radeon_asic_init(rdev);
 	if (r) {
 		return r;
 	}
-	r = radeon_init(rdev);
-	if (r) {
-		return r;
+
+	if (radeon_agpmode == -1) {
+		radeon_agp_disable(rdev);
 	}
 
 	/* set DMA mask + need_dma32 flags.
@@ -521,117 +586,25 @@ int radeon_device_init(struct radeon_device *rdev,
 	DRM_INFO("register mmio base: 0x%08X\n", (uint32_t)rdev->rmmio_base);
 	DRM_INFO("register mmio size: %u\n", (unsigned)rdev->rmmio_size);
 
-	/* Setup errata flags */
-	radeon_errata(rdev);
-	/* Initialize scratch registers */
-	radeon_scratch_init(rdev);
-	/* Initialize surface registers */
-	radeon_surface_init(rdev);
-
-	/* TODO: disable VGA need to use VGA request */
-	/* BIOS*/
-	if (!radeon_get_bios(rdev)) {
-		if (ASIC_IS_AVIVO(rdev))
-			return -EINVAL;
-	}
-	if (rdev->is_atom_bios) {
-		r = radeon_atombios_init(rdev);
-		if (r) {
-			return r;
-		}
-	} else {
-		r = radeon_combios_init(rdev);
-		if (r) {
-			return r;
-		}
-	}
-	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
-	if (radeon_gpu_reset(rdev)) {
-		/* FIXME: what do we want to do here ? */
-	}
-	/* check if cards are posted or not */
-	if (!radeon_card_posted(rdev) && rdev->bios) {
-		DRM_INFO("GPU not posted. posting now...\n");
-		if (rdev->is_atom_bios) {
-			atom_asic_init(rdev->mode_info.atom_context);
-		} else {
-			radeon_combios_asic_init(rdev->ddev);
-		}
-	}
-	/* Initialize clocks */
-	r = radeon_clocks_init(rdev);
-	if (r) {
-		return r;
-	}
-	/* Get vram informations */
-	radeon_vram_info(rdev);
-
-	/* Add an MTRR for the VRAM */
-	rdev->mc.vram_mtrr = mtrr_add(rdev->mc.aper_base, rdev->mc.aper_size,
-				      MTRR_TYPE_WRCOMB, 1);
-	DRM_INFO("Detected VRAM RAM=%uM, BAR=%uM\n",
-		 rdev->mc.real_vram_size >> 20,
-		 (unsigned)rdev->mc.aper_size >> 20);
-	DRM_INFO("RAM width %dbits %cDR\n",
-		 rdev->mc.vram_width, rdev->mc.vram_is_ddr ? 'D' : 'S');
-	/* Initialize memory controller (also test AGP) */
-	r = radeon_mc_init(rdev);
-	if (r) {
-		return r;
-	}
-	/* Fence driver */
-	r = radeon_fence_driver_init(rdev);
-	if (r) {
-		return r;
-	}
-	r = radeon_irq_kms_init(rdev);
-	if (r) {
-		return r;
-	}
-	/* Memory manager */
-	r = radeon_object_init(rdev);
-	if (r) {
+	/* if we have > 1 VGA cards, then disable the radeon VGA resources */
+	/* this will fail for cards that aren't VGA class devices, just
+	 * ignore it */
+	vga_client_register(rdev->pdev, rdev, NULL, radeon_vga_set_decode);
+
+	r = radeon_init(rdev);
+	if (r)
 		return r;
-	}
-	/* Initialize GART (initialize after TTM so we can allocate
-	 * memory through TTM but finalize after TTM) */
-	r = radeon_gart_enable(rdev);
-	if (!r) {
-		r = radeon_gem_init(rdev);
-	}
 
-	/* 1M ring buffer */
-	if (!r) {
-		r = radeon_cp_init(rdev, 1024 * 1024);
-	}
-	if (!r) {
-		r = radeon_wb_init(rdev);
-		if (r) {
-			DRM_ERROR("radeon: failled initializing WB (%d).\n", r);
-			return r;
-		}
-	}
-	if (!r) {
-		r = radeon_ib_pool_init(rdev);
-		if (r) {
-			DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
-			return r;
-		}
-	}
-	if (!r) {
-		r = radeon_ib_test(rdev);
-		if (r) {
-			DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+	if (rdev->flags & RADEON_IS_AGP && !rdev->accel_working) {
+		/* Acceleration not working on AGP card try again
+		 * with fallback to PCI or PCIE GART
+		 */
+		radeon_gpu_reset(rdev);
+		radeon_fini(rdev);
+		radeon_agp_disable(rdev);
+		r = radeon_init(rdev);
+		if (r)
 			return r;
-		}
-	}
-	ret = r;
-	r = radeon_modeset_init(rdev);
-	if (r) {
-		return r;
-	}
-	if (!ret) {
-		DRM_INFO("radeon: kernel modesetting successfully initialized.\n");
 	}
 	if (radeon_testing) {
 		radeon_test_moves(rdev);
@@ -639,38 +612,15 @@ int radeon_device_init(struct radeon_device *rdev,
 	if (radeon_benchmarking) {
 		radeon_benchmark(rdev);
 	}
-	return ret;
+	return 0;
 }
 
 void radeon_device_fini(struct radeon_device *rdev)
 {
-	if (rdev == NULL || rdev->rmmio == NULL) {
-		return;
-	}
 	DRM_INFO("radeon: finishing device.\n");
 	rdev->shutdown = true;
-	/* Order matter so becarefull if you rearrange anythings */
-	radeon_modeset_fini(rdev);
-	radeon_ib_pool_fini(rdev);
-	radeon_cp_fini(rdev);
-	radeon_wb_fini(rdev);
-	radeon_gem_fini(rdev);
-	radeon_object_fini(rdev);
-	/* mc_fini must be after object_fini */
-	radeon_mc_fini(rdev);
-#if __OS_HAS_AGP
-	radeon_agp_fini(rdev);
-#endif
-	radeon_irq_kms_fini(rdev);
-	radeon_fence_driver_fini(rdev);
-	radeon_clocks_fini(rdev);
-	if (rdev->is_atom_bios) {
-		radeon_atombios_fini(rdev);
-	} else {
-		radeon_combios_fini(rdev);
-	}
-	kfree(rdev->bios);
-	rdev->bios = NULL;
+	radeon_fini(rdev);
+	vga_client_register(rdev->pdev, NULL, NULL, NULL);
 	iounmap(rdev->rmmio);
 	rdev->rmmio = NULL;
 }
@@ -708,15 +658,12 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 	/* wait for gpu to finish processing current batch */
 	radeon_fence_wait_last(rdev);
 
-	radeon_cp_disable(rdev);
-	radeon_gart_disable(rdev);
+	radeon_save_bios_scratch_regs(rdev);
 
+	radeon_suspend(rdev);
 	/* evict remaining vram memory */
 	radeon_object_evict_vram(rdev);
 
-	rdev->irq.sw_int = false;
-	radeon_irq_set(rdev);
-
 	pci_save_state(dev->pdev);
 	if (state.event == PM_EVENT_SUSPEND) {
 		/* Shut down the device */
@@ -732,7 +679,6 @@ int radeon_suspend_kms(struct drm_device *dev, pm_message_t state)
 int radeon_resume_kms(struct drm_device *dev)
 {
 	struct radeon_device *rdev = dev->dev_private;
-	int r;
 
 	acquire_console_sem();
 	pci_set_power_state(dev->pdev, PCI_D0);
@@ -742,39 +688,10 @@ int radeon_resume_kms(struct drm_device *dev)
 		return -1;
 	}
 	pci_set_master(dev->pdev);
-	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
-	if (radeon_gpu_reset(rdev)) {
-		/* FIXME: what do we want to do here ? */
-	}
-	/* post card */
-	if (rdev->is_atom_bios) {
-		atom_asic_init(rdev->mode_info.atom_context);
-	} else {
-		radeon_combios_asic_init(rdev->ddev);
-	}
-	/* Initialize clocks */
-	r = radeon_clocks_init(rdev);
-	if (r) {
-		release_console_sem();
-		return r;
-	}
-	/* Enable IRQ */
-	rdev->irq.sw_int = true;
-	radeon_irq_set(rdev);
-	/* Initialize GPU Memory Controller */
-	r = radeon_mc_init(rdev);
-	if (r) {
-		goto out;
-	}
-	r = radeon_gart_enable(rdev);
-	if (r) {
-		goto out;
-	}
-	r = radeon_cp_init(rdev, rdev->cp.ring_size);
-	if (r) {
-		goto out;
-	}
-out:
+	/* resume AGP if in use */
+	radeon_agp_resume(rdev);
+	radeon_resume(rdev);
+	radeon_restore_bios_scratch_regs(rdev);
 	fb_set_suspend(rdev->fbdev_info, 0);
 	release_console_sem();
 
diff --git a/drivers/gpu/drm/radeon/radeon_display.c b/drivers/gpu/drm/radeon/radeon_display.c
index a8fa1bb84cf7..c85df4afcb7a 100644
--- a/drivers/gpu/drm/radeon/radeon_display.c
+++ b/drivers/gpu/drm/radeon/radeon_display.c
@@ -106,51 +106,44 @@ void radeon_crtc_load_lut(struct drm_crtc *crtc)
 		legacy_crtc_load_lut(crtc);
 }
 
-/** Sets the color ramps on behalf of RandR */
+/** Sets the color ramps on behalf of fbcon */
 void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 			      u16 blue, int regno)
 {
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 
-	if (regno == 0)
-		DRM_DEBUG("gamma set %d\n", radeon_crtc->crtc_id);
 	radeon_crtc->lut_r[regno] = red >> 6;
 	radeon_crtc->lut_g[regno] = green >> 6;
 	radeon_crtc->lut_b[regno] = blue >> 6;
 }
 
+/** Gets the color ramps on behalf of fbcon */
+void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+			      u16 *blue, int regno)
+{
+	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+
+	*red = radeon_crtc->lut_r[regno] << 6;
+	*green = radeon_crtc->lut_g[regno] << 6;
+	*blue = radeon_crtc->lut_b[regno] << 6;
+}
+
 static void radeon_crtc_gamma_set(struct drm_crtc *crtc, u16 *red, u16 *green,
 				  u16 *blue, uint32_t size)
 {
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-	int i, j;
+	int i;
 
 	if (size != 256) {
 		return;
 	}
-	if (crtc->fb == NULL) {
-		return;
-	}
 
-	if (crtc->fb->depth == 16) {
-		for (i = 0; i < 64; i++) {
-			if (i <= 31) {
-				for (j = 0; j < 8; j++) {
-					radeon_crtc->lut_r[i * 8 + j] = red[i] >> 6;
-					radeon_crtc->lut_b[i * 8 + j] = blue[i] >> 6;
-				}
-			}
-			for (j = 0; j < 4; j++)
-				radeon_crtc->lut_g[i * 4 + j] = green[i] >> 6;
-		}
-	} else {
-		for (i = 0; i < 256; i++) {
-			radeon_crtc->lut_r[i] = red[i] >> 6;
-			radeon_crtc->lut_g[i] = green[i] >> 6;
-			radeon_crtc->lut_b[i] = blue[i] >> 6;
-		}
+	/* userspace palettes are always correct as is */
+	for (i = 0; i < 256; i++) {
+		radeon_crtc->lut_r[i] = red[i] >> 6;
+		radeon_crtc->lut_g[i] = green[i] >> 6;
+		radeon_crtc->lut_b[i] = blue[i] >> 6;
 	}
-
 	radeon_crtc_load_lut(crtc);
 }
 
@@ -158,9 +151,6 @@ static void radeon_crtc_destroy(struct drm_crtc *crtc)
 {
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
 
-	if (radeon_crtc->mode_set.mode) {
-		drm_mode_destroy(crtc->dev, radeon_crtc->mode_set.mode);
-	}
 	drm_crtc_cleanup(crtc);
 	kfree(radeon_crtc);
 }
@@ -189,9 +179,11 @@ static void radeon_crtc_init(struct drm_device *dev, int index)
 	radeon_crtc->crtc_id = index;
 	rdev->mode_info.crtcs[index] = radeon_crtc;
 
+#if 0
 	radeon_crtc->mode_set.crtc = &radeon_crtc->base;
 	radeon_crtc->mode_set.connectors = (struct drm_connector **)(radeon_crtc + 1);
 	radeon_crtc->mode_set.num_connectors = 0;
+#endif
 
 	for (i = 0; i < 256; i++) {
 		radeon_crtc->lut_r[i] = i << 2;
@@ -313,7 +305,7 @@ static void radeon_print_display_setup(struct drm_device *dev)
 	}
 }
 
-bool radeon_setup_enc_conn(struct drm_device *dev)
+static bool radeon_setup_enc_conn(struct drm_device *dev)
 {
 	struct radeon_device *rdev = dev->dev_private;
 	struct drm_connector *drm_connector;
@@ -342,27 +334,23 @@ bool radeon_setup_enc_conn(struct drm_device *dev)
 
 int radeon_ddc_get_modes(struct radeon_connector *radeon_connector)
 {
-	struct edid *edid;
 	int ret = 0;
 
 	if (!radeon_connector->ddc_bus)
 		return -1;
-	radeon_i2c_do_lock(radeon_connector, 1);
-	edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
-	radeon_i2c_do_lock(radeon_connector, 0);
-	if (edid) {
-		/* update digital bits here */
-		if (edid->input & DRM_EDID_INPUT_DIGITAL)
-			radeon_connector->use_digital = 1;
-		else
-			radeon_connector->use_digital = 0;
-		drm_mode_connector_update_edid_property(&radeon_connector->base, edid);
-		ret = drm_add_edid_modes(&radeon_connector->base, edid);
-		kfree(edid);
+	if (!radeon_connector->edid) {
+		radeon_i2c_do_lock(radeon_connector, 1);
+		radeon_connector->edid = drm_get_edid(&radeon_connector->base, &radeon_connector->ddc_bus->adapter);
+		radeon_i2c_do_lock(radeon_connector, 0);
+	}
+
+	if (radeon_connector->edid) {
+		drm_mode_connector_update_edid_property(&radeon_connector->base, radeon_connector->edid);
+		ret = drm_add_edid_modes(&radeon_connector->base, radeon_connector->edid);
 		return ret;
 	}
 	drm_mode_connector_update_edid_property(&radeon_connector->base, NULL);
-	return -1;
+	return 0;
 }
 
 static int radeon_ddc_dump(struct drm_connector *connector)
@@ -620,6 +608,83 @@ static const struct drm_mode_config_funcs radeon_mode_funcs = {
 	.fb_changed = radeonfb_probe,
 };
 
+struct drm_prop_enum_list {
+	int type;
+	char *name;
+};
+
+static struct drm_prop_enum_list radeon_tmds_pll_enum_list[] =
+{	{ 0, "driver" },
+	{ 1, "bios" },
+};
+
+static struct drm_prop_enum_list radeon_tv_std_enum_list[] =
+{	{ TV_STD_NTSC, "ntsc" },
+	{ TV_STD_PAL, "pal" },
+	{ TV_STD_PAL_M, "pal-m" },
+	{ TV_STD_PAL_60, "pal-60" },
+	{ TV_STD_NTSC_J, "ntsc-j" },
+	{ TV_STD_SCART_PAL, "scart-pal" },
+	{ TV_STD_PAL_CN, "pal-cn" },
+	{ TV_STD_SECAM, "secam" },
+};
+
+int radeon_modeset_create_props(struct radeon_device *rdev)
+{
+	int i, sz;
+
+	if (rdev->is_atom_bios) {
+		rdev->mode_info.coherent_mode_property =
+			drm_property_create(rdev->ddev,
+					    DRM_MODE_PROP_RANGE,
+					    "coherent", 2);
+		if (!rdev->mode_info.coherent_mode_property)
+			return -ENOMEM;
+
+		rdev->mode_info.coherent_mode_property->values[0] = 0;
+		rdev->mode_info.coherent_mode_property->values[0] = 1;
+	}
+
+	if (!ASIC_IS_AVIVO(rdev)) {
+		sz = ARRAY_SIZE(radeon_tmds_pll_enum_list);
+		rdev->mode_info.tmds_pll_property =
+			drm_property_create(rdev->ddev,
+					    DRM_MODE_PROP_ENUM,
+					    "tmds_pll", sz);
+		for (i = 0; i < sz; i++) {
+			drm_property_add_enum(rdev->mode_info.tmds_pll_property,
+					      i,
+					      radeon_tmds_pll_enum_list[i].type,
+					      radeon_tmds_pll_enum_list[i].name);
+		}
+	}
+
+	rdev->mode_info.load_detect_property =
+		drm_property_create(rdev->ddev,
+				    DRM_MODE_PROP_RANGE,
+				    "load detection", 2);
+	if (!rdev->mode_info.load_detect_property)
+		return -ENOMEM;
+	rdev->mode_info.load_detect_property->values[0] = 0;
+	rdev->mode_info.load_detect_property->values[0] = 1;
+
+	drm_mode_create_scaling_mode_property(rdev->ddev);
+
+	sz = ARRAY_SIZE(radeon_tv_std_enum_list);
+	rdev->mode_info.tv_std_property =
+		drm_property_create(rdev->ddev,
+				    DRM_MODE_PROP_ENUM,
+				    "tv standard", sz);
+	for (i = 0; i < sz; i++) {
+		drm_property_add_enum(rdev->mode_info.tv_std_property,
+				      i,
+				      radeon_tv_std_enum_list[i].type,
+				      radeon_tv_std_enum_list[i].name);
+	}
+
+	return 0;
+}
+
 int radeon_modeset_init(struct radeon_device *rdev)
 {
 	int num_crtc = 2, i;
@@ -640,7 +705,15 @@ int radeon_modeset_init(struct radeon_device *rdev)
 
 	rdev->ddev->mode_config.fb_base = rdev->mc.aper_base;
 
-	/* allocate crtcs - TODO single crtc */
+	ret = radeon_modeset_create_props(rdev);
+	if (ret) {
+		return ret;
+	}
+
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		num_crtc = 1;
+
+	/* allocate crtcs */
 	for (i = 0; i < num_crtc; i++) {
 		radeon_crtc_init(rdev->ddev, i);
 	}
@@ -678,10 +751,9 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 			continue;
 		if (first) {
 			radeon_crtc->rmx_type = radeon_encoder->rmx_type;
-			radeon_crtc->devices = radeon_encoder->devices;
 			memcpy(&radeon_crtc->native_mode,
 				&radeon_encoder->native_mode,
-				sizeof(struct radeon_native_mode));
+				sizeof(struct drm_display_mode));
 			first = false;
 		} else {
 			if (radeon_crtc->rmx_type != radeon_encoder->rmx_type) {
@@ -699,10 +771,10 @@ bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 	if (radeon_crtc->rmx_type != RMX_OFF) {
 		fixed20_12 a, b;
 		a.full = rfixed_const(crtc->mode.vdisplay);
-		b.full = rfixed_const(radeon_crtc->native_mode.panel_xres);
+		b.full = rfixed_const(radeon_crtc->native_mode.hdisplay);
 		radeon_crtc->vsc.full = rfixed_div(a, b);
 		a.full = rfixed_const(crtc->mode.hdisplay);
-		b.full = rfixed_const(radeon_crtc->native_mode.panel_yres);
+		b.full = rfixed_const(radeon_crtc->native_mode.vdisplay);
 		radeon_crtc->hsc.full = rfixed_div(a, b);
 	} else {
 		radeon_crtc->vsc.full = rfixed_const(1);
diff --git a/drivers/gpu/drm/radeon/radeon_drv.c b/drivers/gpu/drm/radeon/radeon_drv.c
index 0bd5879a4957..7f50fb864af8 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.c
+++ b/drivers/gpu/drm/radeon/radeon_drv.c
@@ -38,7 +38,6 @@
 #include <linux/console.h>
 
 
-#if defined(CONFIG_DRM_RADEON_KMS)
 /*
  * KMS wrapper.
  */
@@ -63,9 +62,6 @@ void radeon_driver_irq_preinstall_kms(struct drm_device *dev);
 int radeon_driver_irq_postinstall_kms(struct drm_device *dev);
 void radeon_driver_irq_uninstall_kms(struct drm_device *dev);
 irqreturn_t radeon_driver_irq_handler_kms(DRM_IRQ_ARGS);
-int radeon_master_create_kms(struct drm_device *dev, struct drm_master *master);
-void radeon_master_destroy_kms(struct drm_device *dev,
-			       struct drm_master *master);
 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
 			 struct drm_file *file_priv);
 int radeon_gem_object_init(struct drm_gem_object *obj);
@@ -77,11 +73,9 @@ int radeon_mmap(struct file *filp, struct vm_area_struct *vma);
 int radeon_debugfs_init(struct drm_minor *minor);
 void radeon_debugfs_cleanup(struct drm_minor *minor);
 #endif
-#endif
 
 
 int radeon_no_wb;
-#if defined(CONFIG_DRM_RADEON_KMS)
 int radeon_modeset = -1;
 int radeon_dynclks = -1;
 int radeon_r4xx_atom = 0;
@@ -91,12 +85,11 @@ int radeon_gart_size = 512; /* default gart size */
 int radeon_benchmarking = 0;
 int radeon_testing = 0;
 int radeon_connector_table = 0;
-#endif
+int radeon_tv = 1;
 
 MODULE_PARM_DESC(no_wb, "Disable AGP writeback for scratch registers");
 module_param_named(no_wb, radeon_no_wb, int, 0444);
 
-#if defined(CONFIG_DRM_RADEON_KMS)
 MODULE_PARM_DESC(modeset, "Disable/Enable modesetting");
 module_param_named(modeset, radeon_modeset, int, 0400);
 
@@ -123,7 +116,9 @@ module_param_named(test, radeon_testing, int, 0444);
 
 MODULE_PARM_DESC(connector_table, "Force connector table");
 module_param_named(connector_table, radeon_connector_table, int, 0444);
-#endif
+
+MODULE_PARM_DESC(tv, "TV enable (0 = disable)");
+module_param_named(tv, radeon_tv, int, 0444);
 
 static int radeon_suspend(struct drm_device *dev, pm_message_t state)
 {
@@ -215,7 +210,6 @@ static struct drm_driver driver_old = {
 	.patchlevel = DRIVER_PATCHLEVEL,
 };
 
-#if defined(CONFIG_DRM_RADEON_KMS)
 static struct drm_driver kms_driver;
 
 static int __devinit
@@ -263,8 +257,6 @@ static struct drm_driver kms_driver = {
 	.get_vblank_counter = radeon_get_vblank_counter_kms,
 	.enable_vblank = radeon_enable_vblank_kms,
 	.disable_vblank = radeon_disable_vblank_kms,
-	.master_create = radeon_master_create_kms,
-	.master_destroy = radeon_master_destroy_kms,
 #if defined(CONFIG_DEBUG_FS)
 	.debugfs_init = radeon_debugfs_init,
 	.debugfs_cleanup = radeon_debugfs_cleanup,
@@ -289,7 +281,7 @@ static struct drm_driver kms_driver = {
 		 .poll = drm_poll,
 		 .fasync = drm_fasync,
 #ifdef CONFIG_COMPAT
-		 .compat_ioctl = NULL,
+		 .compat_ioctl = radeon_kms_compat_ioctl,
 #endif
 	},
 
@@ -309,7 +301,6 @@ static struct drm_driver kms_driver = {
 	.minor = KMS_DRIVER_MINOR,
 	.patchlevel = KMS_DRIVER_PATCHLEVEL,
 };
-#endif
 
 static struct drm_driver *driver;
 
@@ -317,7 +308,6 @@ static int __init radeon_init(void)
 {
 	driver = &driver_old;
 	driver->num_ioctls = radeon_max_ioctl;
-#if defined(CONFIG_DRM_RADEON_KMS)
 #ifdef CONFIG_VGA_CONSOLE
 	if (vgacon_text_force() && radeon_modeset == -1) {
 		DRM_INFO("VGACON disable radeon kernel modesetting.\n");
@@ -328,8 +318,13 @@ static int __init radeon_init(void)
 #endif
 	/* if enabled by default */
 	if (radeon_modeset == -1) {
-		DRM_INFO("radeon default to kernel modesetting.\n");
+#ifdef CONFIG_DRM_RADEON_KMS
+		DRM_INFO("radeon defaulting to kernel modesetting.\n");
 		radeon_modeset = 1;
+#else
+		DRM_INFO("radeon defaulting to userspace modesetting.\n");
+		radeon_modeset = 0;
+#endif
 	}
 	if (radeon_modeset == 1) {
 		DRM_INFO("radeon kernel modesetting enabled.\n");
@@ -339,7 +334,6 @@ static int __init radeon_init(void)
 	}
 	/* if the vga console setting is enabled still
 	 * let modprobe override it */
-#endif
 	return drm_init(driver);
 }
 
diff --git a/drivers/gpu/drm/radeon/radeon_drv.h b/drivers/gpu/drm/radeon/radeon_drv.h
index 6fa32dac4e97..350962e0f346 100644
--- a/drivers/gpu/drm/radeon/radeon_drv.h
+++ b/drivers/gpu/drm/radeon/radeon_drv.h
@@ -31,6 +31,11 @@
 #ifndef __RADEON_DRV_H__
 #define __RADEON_DRV_H__
 
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
+
+#include "radeon_family.h"
+
 /* General customization:
  */
 
@@ -106,75 +111,12 @@
 #define DRIVER_MINOR		31
 #define DRIVER_PATCHLEVEL	0
 
-/*
- * Radeon chip families
- */
-enum radeon_family {
-	CHIP_R100,
-	CHIP_RV100,
-	CHIP_RS100,
-	CHIP_RV200,
-	CHIP_RS200,
-	CHIP_R200,
-	CHIP_RV250,
-	CHIP_RS300,
-	CHIP_RV280,
-	CHIP_R300,
-	CHIP_R350,
-	CHIP_RV350,
-	CHIP_RV380,
-	CHIP_R420,
-	CHIP_R423,
-	CHIP_RV410,
-	CHIP_RS400,
-	CHIP_RS480,
-	CHIP_RS600,
-	CHIP_RS690,
-	CHIP_RS740,
-	CHIP_RV515,
-	CHIP_R520,
-	CHIP_RV530,
-	CHIP_RV560,
-	CHIP_RV570,
-	CHIP_R580,
-	CHIP_R600,
-	CHIP_RV610,
-	CHIP_RV630,
-	CHIP_RV620,
-	CHIP_RV635,
-	CHIP_RV670,
-	CHIP_RS780,
-	CHIP_RS880,
-	CHIP_RV770,
-	CHIP_RV730,
-	CHIP_RV710,
-	CHIP_RV740,
-	CHIP_LAST,
-};
-
 enum radeon_cp_microcode_version {
 	UCODE_R100,
 	UCODE_R200,
 	UCODE_R300,
 };
 
-/*
- * Chip flags
- */
-enum radeon_chip_flags {
-	RADEON_FAMILY_MASK = 0x0000ffffUL,
-	RADEON_FLAGS_MASK = 0xffff0000UL,
-	RADEON_IS_MOBILITY = 0x00010000UL,
-	RADEON_IS_IGP = 0x00020000UL,
-	RADEON_SINGLE_CRTC = 0x00040000UL,
-	RADEON_IS_AGP = 0x00080000UL,
-	RADEON_HAS_HIERZ = 0x00100000UL,
-	RADEON_IS_PCIE = 0x00200000UL,
-	RADEON_NEW_MEMMAP = 0x00400000UL,
-	RADEON_IS_PCI = 0x00800000UL,
-	RADEON_IS_IGPGART = 0x01000000UL,
-};
-
 typedef struct drm_radeon_freelist {
 	unsigned int age;
 	struct drm_buf *buf;
@@ -353,6 +295,14 @@ typedef struct drm_radeon_private {
 	int r700_sc_hiz_tile_fifo_size;
 	int r700_sc_earlyz_tile_fifo_fize;
 
+	struct mutex cs_mutex;
+	u32 cs_id_scnt;
+	u32 cs_id_wcnt;
+	/* r6xx/r7xx drm blit vertex buffer */
+	struct drm_buf *blit_vb;
+
+	/* firmware */
+	const struct firmware *me_fw, *pfp_fw;
 } drm_radeon_private_t;
 
 typedef struct drm_radeon_buf_priv {
@@ -391,6 +341,9 @@ static __inline__ int radeon_check_offset(drm_radeon_private_t *dev_priv,
 		(off >= gart_start && off <= gart_end));
 }
 
+/* radeon_state.c */
+extern void radeon_cp_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf);
+
 				/* radeon_cp.c */
 extern int radeon_cp_init(struct drm_device *dev, void *data, struct drm_file *file_priv);
 extern int radeon_cp_start(struct drm_device *dev, void *data, struct drm_file *file_priv);
@@ -457,6 +410,8 @@ extern int radeon_driver_open(struct drm_device *dev,
 			      struct drm_file *file_priv);
 extern long radeon_compat_ioctl(struct file *filp, unsigned int cmd,
 				unsigned long arg);
+extern long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd,
+				    unsigned long arg);
 
 extern int radeon_master_create(struct drm_device *dev, struct drm_master *master);
 extern void radeon_master_destroy(struct drm_device *dev, struct drm_master *master);
@@ -482,6 +437,22 @@ extern int r600_cp_dispatch_indirect(struct drm_device *dev,
 				     struct drm_buf *buf, int start, int end);
 extern int r600_page_table_init(struct drm_device *dev);
 extern void r600_page_table_cleanup(struct drm_device *dev, struct drm_ati_pcigart_info *gart_info);
+extern int r600_cs_legacy_ioctl(struct drm_device *dev, void *data, struct drm_file *fpriv);
+extern void r600_cp_dispatch_swap(struct drm_device *dev, struct drm_file *file_priv);
+extern int r600_cp_dispatch_texture(struct drm_device *dev,
+				    struct drm_file *file_priv,
+				    drm_radeon_texture_t *tex,
+				    drm_radeon_tex_image_t *image);
+/* r600_blit.c */
+extern int r600_prepare_blit_copy(struct drm_device *dev, struct drm_file *file_priv);
+extern void r600_done_blit_copy(struct drm_device *dev);
+extern void r600_blit_copy(struct drm_device *dev,
+			   uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
+			   int size_bytes);
+extern void r600_blit_swap(struct drm_device *dev,
+			   uint64_t src_gpu_addr, uint64_t dst_gpu_addr,
+			   int sx, int sy, int dx, int dy,
+			   int w, int h, int src_pitch, int dst_pitch, int cpp);
 
 /* Flags for stats.boxes
  */
@@ -1067,6 +1038,9 @@ extern u32 radeon_get_scratch(drm_radeon_private_t *dev_priv, int index);
 #	define RADEON_CSQ_PRIBM_INDBM		(4 << 28)
 #	define RADEON_CSQ_PRIPIO_INDPIO		(15 << 28)
 
+#define R300_CP_RESYNC_ADDR		0x0778
+#define R300_CP_RESYNC_DATA		0x077c
+
 #define RADEON_AIC_CNTL			0x01d0
 #	define RADEON_PCIGART_TRANSLATE_EN	(1 << 0)
 #	define RS400_MSI_REARM	                (1 << 3)
@@ -1109,13 +1083,71 @@ extern u32 radeon_get_scratch(drm_radeon_private_t *dev_priv, int index);
 #	define RADEON_CNTL_BITBLT_MULTI		0x00009B00
 #	define RADEON_CNTL_SET_SCISSORS		0xC0001E00
 
-#	define R600_IT_INDIRECT_BUFFER		0x00003200
-#	define R600_IT_ME_INITIALIZE		0x00004400
+#       define R600_IT_INDIRECT_BUFFER_END      0x00001700
+#       define R600_IT_SET_PREDICATION          0x00002000
+#       define R600_IT_REG_RMW                  0x00002100
+#       define R600_IT_COND_EXEC                0x00002200
+#       define R600_IT_PRED_EXEC                0x00002300
+#       define R600_IT_START_3D_CMDBUF          0x00002400
+#       define R600_IT_DRAW_INDEX_2             0x00002700
+#       define R600_IT_CONTEXT_CONTROL          0x00002800
+#       define R600_IT_DRAW_INDEX_IMMD_BE       0x00002900
+#       define R600_IT_INDEX_TYPE               0x00002A00
+#       define R600_IT_DRAW_INDEX               0x00002B00
+#       define R600_IT_DRAW_INDEX_AUTO          0x00002D00
+#       define R600_IT_DRAW_INDEX_IMMD          0x00002E00
+#       define R600_IT_NUM_INSTANCES            0x00002F00
+#       define R600_IT_STRMOUT_BUFFER_UPDATE    0x00003400
+#       define R600_IT_INDIRECT_BUFFER_MP       0x00003800
+#       define R600_IT_MEM_SEMAPHORE            0x00003900
+#       define R600_IT_MPEG_INDEX               0x00003A00
+#       define R600_IT_WAIT_REG_MEM             0x00003C00
+#       define R600_IT_MEM_WRITE                0x00003D00
+#       define R600_IT_INDIRECT_BUFFER          0x00003200
+#       define R600_IT_CP_INTERRUPT             0x00004000
+#       define R600_IT_SURFACE_SYNC             0x00004300
+#              define R600_CB0_DEST_BASE_ENA    (1 << 6)
+#              define R600_TC_ACTION_ENA        (1 << 23)
+#              define R600_VC_ACTION_ENA        (1 << 24)
+#              define R600_CB_ACTION_ENA        (1 << 25)
+#              define R600_DB_ACTION_ENA        (1 << 26)
+#              define R600_SH_ACTION_ENA        (1 << 27)
+#              define R600_SMX_ACTION_ENA       (1 << 28)
+#       define R600_IT_ME_INITIALIZE            0x00004400
 #	       define R600_ME_INITIALIZE_DEVICE_ID(x) ((x) << 16)
-#	define R600_IT_EVENT_WRITE		0x00004600
-#	define R600_IT_SET_CONFIG_REG		0x00006800
-#	define R600_SET_CONFIG_REG_OFFSET       0x00008000
-#	define R600_SET_CONFIG_REG_END          0x0000ac00
+#       define R600_IT_COND_WRITE               0x00004500
+#       define R600_IT_EVENT_WRITE              0x00004600
+#       define R600_IT_EVENT_WRITE_EOP          0x00004700
+#       define R600_IT_ONE_REG_WRITE            0x00005700
+#       define R600_IT_SET_CONFIG_REG           0x00006800
+#              define R600_SET_CONFIG_REG_OFFSET 0x00008000
+#              define R600_SET_CONFIG_REG_END   0x0000ac00
+#       define R600_IT_SET_CONTEXT_REG          0x00006900
+#              define R600_SET_CONTEXT_REG_OFFSET 0x00028000
+#              define R600_SET_CONTEXT_REG_END  0x00029000
+#       define R600_IT_SET_ALU_CONST            0x00006A00
+#              define R600_SET_ALU_CONST_OFFSET 0x00030000
+#              define R600_SET_ALU_CONST_END    0x00032000
+#       define R600_IT_SET_BOOL_CONST           0x00006B00
+#              define R600_SET_BOOL_CONST_OFFSET 0x0003e380
+#              define R600_SET_BOOL_CONST_END   0x00040000
+#       define R600_IT_SET_LOOP_CONST           0x00006C00
+#              define R600_SET_LOOP_CONST_OFFSET 0x0003e200
+#              define R600_SET_LOOP_CONST_END   0x0003e380
+#       define R600_IT_SET_RESOURCE             0x00006D00
+#              define R600_SET_RESOURCE_OFFSET  0x00038000
+#              define R600_SET_RESOURCE_END     0x0003c000
+#              define R600_SQ_TEX_VTX_INVALID_TEXTURE  0x0
+#              define R600_SQ_TEX_VTX_INVALID_BUFFER   0x1
+#              define R600_SQ_TEX_VTX_VALID_TEXTURE    0x2
+#              define R600_SQ_TEX_VTX_VALID_BUFFER     0x3
+#       define R600_IT_SET_SAMPLER              0x00006E00
+#              define R600_SET_SAMPLER_OFFSET   0x0003c000
+#              define R600_SET_SAMPLER_END      0x0003cff0
+#       define R600_IT_SET_CTL_CONST            0x00006F00
+#              define R600_SET_CTL_CONST_OFFSET 0x0003cff0
+#              define R600_SET_CTL_CONST_END    0x0003e200
+#       define R600_IT_SURFACE_BASE_UPDATE      0x00007300
 
 #define RADEON_CP_PACKET_MASK		0xC0000000
 #define RADEON_CP_PACKET_COUNT_MASK	0x3fff0000
@@ -1593,6 +1625,52 @@ extern u32 radeon_get_scratch(drm_radeon_private_t *dev_priv, int index);
 #define R600_CB_COLOR7_BASE                                    0x2805c
 #define R600_CB_COLOR7_FRAG                                    0x280fc
 
+#define R600_CB_COLOR0_SIZE                                    0x28060
+#define R600_CB_COLOR0_VIEW                                    0x28080
+#define R600_CB_COLOR0_INFO                                    0x280a0
+#define R600_CB_COLOR0_TILE                                    0x280c0
+#define R600_CB_COLOR0_FRAG                                    0x280e0
+#define R600_CB_COLOR0_MASK                                    0x28100
+
+#define AVIVO_D1MODE_VLINE_START_END                           0x6538
+#define AVIVO_D2MODE_VLINE_START_END                           0x6d38
+#define R600_CP_COHER_BASE                                     0x85f8
+#define R600_DB_DEPTH_BASE                                     0x2800c
+#define R600_SQ_PGM_START_FS                                   0x28894
+#define R600_SQ_PGM_START_ES                                   0x28880
+#define R600_SQ_PGM_START_VS                                   0x28858
+#define R600_SQ_PGM_RESOURCES_VS                               0x28868
+#define R600_SQ_PGM_CF_OFFSET_VS                               0x288d0
+#define R600_SQ_PGM_START_GS                                   0x2886c
+#define R600_SQ_PGM_START_PS                                   0x28840
+#define R600_SQ_PGM_RESOURCES_PS                               0x28850
+#define R600_SQ_PGM_EXPORTS_PS                                 0x28854
+#define R600_SQ_PGM_CF_OFFSET_PS                               0x288cc
+#define R600_VGT_DMA_BASE                                      0x287e8
+#define R600_VGT_DMA_BASE_HI                                   0x287e4
+#define R600_VGT_STRMOUT_BASE_OFFSET_0                         0x28b10
+#define R600_VGT_STRMOUT_BASE_OFFSET_1                         0x28b14
+#define R600_VGT_STRMOUT_BASE_OFFSET_2                         0x28b18
+#define R600_VGT_STRMOUT_BASE_OFFSET_3                         0x28b1c
+#define R600_VGT_STRMOUT_BASE_OFFSET_HI_0                      0x28b44
+#define R600_VGT_STRMOUT_BASE_OFFSET_HI_1                      0x28b48
+#define R600_VGT_STRMOUT_BASE_OFFSET_HI_2                      0x28b4c
+#define R600_VGT_STRMOUT_BASE_OFFSET_HI_3                      0x28b50
+#define R600_VGT_STRMOUT_BUFFER_BASE_0                         0x28ad8
+#define R600_VGT_STRMOUT_BUFFER_BASE_1                         0x28ae8
+#define R600_VGT_STRMOUT_BUFFER_BASE_2                         0x28af8
+#define R600_VGT_STRMOUT_BUFFER_BASE_3                         0x28b08
+#define R600_VGT_STRMOUT_BUFFER_OFFSET_0                       0x28adc
+#define R600_VGT_STRMOUT_BUFFER_OFFSET_1                       0x28aec
+#define R600_VGT_STRMOUT_BUFFER_OFFSET_2                       0x28afc
+#define R600_VGT_STRMOUT_BUFFER_OFFSET_3                       0x28b0c
+
+#define R600_VGT_PRIMITIVE_TYPE                                0x8958
+
+#define R600_PA_SC_SCREEN_SCISSOR_TL                           0x28030
+#define R600_PA_SC_GENERIC_SCISSOR_TL                          0x28240
+#define R600_PA_SC_WINDOW_SCISSOR_TL                           0x28204
+
 #define R600_TC_CNTL                                           0x9608
 #       define R600_TC_L2_SIZE(x)                              ((x) << 5)
 #       define R600_L2_DISABLE_LATE_HIT                        (1 << 9)
diff --git a/drivers/gpu/drm/radeon/radeon_encoders.c b/drivers/gpu/drm/radeon/radeon_encoders.c
index 0a92706eac19..d42bc512d75a 100644
--- a/drivers/gpu/drm/radeon/radeon_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_encoders.c
@@ -31,6 +31,10 @@
 
 extern int atom_debug;
 
+/* evil but including atombios.h is much worse */
+bool radeon_atom_get_tv_timings(struct radeon_device *rdev, int index,
+				struct drm_display_mode *mode);
+
 uint32_t
 radeon_get_encoder_id(struct drm_device *dev, uint32_t supported_device, uint8_t dac)
 {
@@ -126,6 +130,23 @@ radeon_link_encoder_connector(struct drm_device *dev)
 	}
 }
 
+void radeon_encoder_set_active_device(struct drm_encoder *encoder)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct drm_connector *connector;
+
+	list_for_each_entry(connector, &dev->mode_config.connector_list, head) {
+		if (connector->encoder == encoder) {
+			struct radeon_connector *radeon_connector = to_radeon_connector(connector);
+			radeon_encoder->active_device = radeon_encoder->devices & radeon_connector->devices;
+			DRM_DEBUG("setting active device to %08x from %08x %08x for encoder %d\n",
+				  radeon_encoder->active_device, radeon_encoder->devices,
+				  radeon_connector->devices, encoder->encoder_type);
+		}
+	}
+}
+
 static struct drm_connector *
 radeon_get_connector_for_encoder(struct drm_encoder *encoder)
 {
@@ -150,49 +171,17 @@ void radeon_rmx_mode_fixup(struct drm_encoder *encoder,
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	struct drm_device *dev = encoder->dev;
 	struct radeon_device *rdev = dev->dev_private;
-	struct radeon_native_mode *native_mode = &radeon_encoder->native_mode;
-
-	if (mode->hdisplay < native_mode->panel_xres ||
-	    mode->vdisplay < native_mode->panel_yres) {
-		if (ASIC_IS_AVIVO(rdev)) {
-			adjusted_mode->hdisplay = native_mode->panel_xres;
-			adjusted_mode->vdisplay = native_mode->panel_yres;
-			adjusted_mode->htotal = native_mode->panel_xres + native_mode->hblank;
-			adjusted_mode->hsync_start = native_mode->panel_xres + native_mode->hoverplus;
-			adjusted_mode->hsync_end = adjusted_mode->hsync_start + native_mode->hsync_width;
-			adjusted_mode->vtotal = native_mode->panel_yres + native_mode->vblank;
-			adjusted_mode->vsync_start = native_mode->panel_yres + native_mode->voverplus;
-			adjusted_mode->vsync_end = adjusted_mode->vsync_start + native_mode->vsync_width;
-			/* update crtc values */
-			drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
-			/* adjust crtc values */
-			adjusted_mode->crtc_hdisplay = native_mode->panel_xres;
-			adjusted_mode->crtc_vdisplay = native_mode->panel_yres;
-			adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + native_mode->hblank;
-			adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + native_mode->hoverplus;
-			adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + native_mode->hsync_width;
-			adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + native_mode->vblank;
-			adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + native_mode->voverplus;
-			adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + native_mode->vsync_width;
-		} else {
-			adjusted_mode->htotal = native_mode->panel_xres + native_mode->hblank;
-			adjusted_mode->hsync_start = native_mode->panel_xres + native_mode->hoverplus;
-			adjusted_mode->hsync_end = adjusted_mode->hsync_start + native_mode->hsync_width;
-			adjusted_mode->vtotal = native_mode->panel_yres + native_mode->vblank;
-			adjusted_mode->vsync_start = native_mode->panel_yres + native_mode->voverplus;
-			adjusted_mode->vsync_end = adjusted_mode->vsync_start + native_mode->vsync_width;
-			/* update crtc values */
-			drm_mode_set_crtcinfo(adjusted_mode, CRTC_INTERLACE_HALVE_V);
-			/* adjust crtc values */
-			adjusted_mode->crtc_htotal = adjusted_mode->crtc_hdisplay + native_mode->hblank;
-			adjusted_mode->crtc_hsync_start = adjusted_mode->crtc_hdisplay + native_mode->hoverplus;
-			adjusted_mode->crtc_hsync_end = adjusted_mode->crtc_hsync_start + native_mode->hsync_width;
-			adjusted_mode->crtc_vtotal = adjusted_mode->crtc_vdisplay + native_mode->vblank;
-			adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + native_mode->voverplus;
-			adjusted_mode->crtc_vsync_end = adjusted_mode->crtc_vsync_start + native_mode->vsync_width;
+	struct drm_display_mode *native_mode = &radeon_encoder->native_mode;
+
+	if (mode->hdisplay < native_mode->hdisplay ||
+	    mode->vdisplay < native_mode->vdisplay) {
+		int mode_id = adjusted_mode->base.id;
+		*adjusted_mode = *native_mode;
+		if (!ASIC_IS_AVIVO(rdev)) {
+			adjusted_mode->hdisplay = mode->hdisplay;
+			adjusted_mode->vdisplay = mode->vdisplay;
 		}
-		adjusted_mode->flags = native_mode->flags;
-		adjusted_mode->clock = native_mode->dotclock;
+		adjusted_mode->base.id = mode_id;
 	}
 }
 
@@ -202,7 +191,11 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
 				   struct drm_display_mode *adjusted_mode)
 {
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
 
+	/* set the active encoder to connector routing */
+	radeon_encoder_set_active_device(encoder);
 	drm_mode_set_crtcinfo(adjusted_mode, 0);
 
 	if (radeon_encoder->rmx_type != RMX_OFF)
@@ -213,6 +206,18 @@ static bool radeon_atom_mode_fixup(struct drm_encoder *encoder,
 	    && (mode->crtc_vsync_start < (mode->crtc_vdisplay + 2)))
 		adjusted_mode->crtc_vsync_start = adjusted_mode->crtc_vdisplay + 2;
 
+	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT)) {
+		struct radeon_encoder_atom_dac *tv_dac = radeon_encoder->enc_priv;
+		if (tv_dac) {
+			if (tv_dac->tv_std == TV_STD_NTSC ||
+			    tv_dac->tv_std == TV_STD_NTSC_J ||
+			    tv_dac->tv_std == TV_STD_PAL_M)
+				radeon_atom_get_tv_timings(rdev, 0, adjusted_mode);
+			else
+				radeon_atom_get_tv_timings(rdev, 1, adjusted_mode);
+		}
+	}
+
 	return true;
 }
 
@@ -224,9 +229,12 @@ atombios_dac_setup(struct drm_encoder *encoder, int action)
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	DAC_ENCODER_CONTROL_PS_ALLOCATION args;
 	int index = 0, num = 0;
-	/* fixme - fill in enc_priv for atom dac */
+	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
 	enum radeon_tv_std tv_std = TV_STD_NTSC;
 
+	if (dac_info->tv_std)
+		tv_std = dac_info->tv_std;
+
 	memset(&args, 0, sizeof(args));
 
 	switch (radeon_encoder->encoder_id) {
@@ -244,9 +252,9 @@ atombios_dac_setup(struct drm_encoder *encoder, int action)
 
 	args.ucAction = action;
 
-	if (radeon_encoder->devices & (ATOM_DEVICE_CRT_SUPPORT))
+	if (radeon_encoder->active_device & (ATOM_DEVICE_CRT_SUPPORT))
 		args.ucDacStandard = ATOM_DAC1_PS2;
-	else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 		args.ucDacStandard = ATOM_DAC1_CV;
 	else {
 		switch (tv_std) {
@@ -279,16 +287,19 @@ atombios_tv_setup(struct drm_encoder *encoder, int action)
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	TV_ENCODER_CONTROL_PS_ALLOCATION args;
 	int index = 0;
-	/* fixme - fill in enc_priv for atom dac */
+	struct radeon_encoder_atom_dac *dac_info = radeon_encoder->enc_priv;
 	enum radeon_tv_std tv_std = TV_STD_NTSC;
 
+	if (dac_info->tv_std)
+		tv_std = dac_info->tv_std;
+
 	memset(&args, 0, sizeof(args));
 
 	index = GetIndexIntoMasterTable(COMMAND, TVEncoderControl);
 
 	args.sTVEncoder.ucAction = action;
 
-	if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+	if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 		args.sTVEncoder.ucTvStandard = ATOM_TV_CV;
 	else {
 		switch (tv_std) {
@@ -438,7 +449,7 @@ atombios_digital_setup(struct drm_encoder *encoder, int action)
 		case 1:
 			args.v1.ucMisc = 0;
 			args.v1.ucAction = action;
-			if (drm_detect_hdmi_monitor((struct edid *)connector->edid_blob_ptr))
+			if (drm_detect_hdmi_monitor(radeon_connector->edid))
 				args.v1.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
 			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
 			if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
@@ -463,7 +474,7 @@ atombios_digital_setup(struct drm_encoder *encoder, int action)
 				if (dig->coherent_mode)
 					args.v2.ucMisc |= PANEL_ENCODER_MISC_COHERENT;
 			}
-			if (drm_detect_hdmi_monitor((struct edid *)connector->edid_blob_ptr))
+			if (drm_detect_hdmi_monitor(radeon_connector->edid))
 				args.v2.ucMisc |= PANEL_ENCODER_MISC_HDMI_TYPE;
 			args.v2.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
 			args.v2.ucTruncate = 0;
@@ -520,7 +531,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
 
 	switch (connector->connector_type) {
 	case DRM_MODE_CONNECTOR_DVII:
-		if (drm_detect_hdmi_monitor((struct edid *)connector->edid_blob_ptr))
+	case DRM_MODE_CONNECTOR_HDMIB: /* HDMI-B is basically DL-DVI; analog works fine */
+		if (drm_detect_hdmi_monitor(radeon_connector->edid))
 			return ATOM_ENCODER_MODE_HDMI;
 		else if (radeon_connector->use_digital)
 			return ATOM_ENCODER_MODE_DVI;
@@ -529,9 +541,8 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
 		break;
 	case DRM_MODE_CONNECTOR_DVID:
 	case DRM_MODE_CONNECTOR_HDMIA:
-	case DRM_MODE_CONNECTOR_HDMIB:
 	default:
-		if (drm_detect_hdmi_monitor((struct edid *)connector->edid_blob_ptr))
+		if (drm_detect_hdmi_monitor(radeon_connector->edid))
 			return ATOM_ENCODER_MODE_HDMI;
 		else
 			return ATOM_ENCODER_MODE_DVI;
@@ -543,7 +554,7 @@ atombios_get_encoder_mode(struct drm_encoder *encoder)
 		/*if (radeon_output->MonType == MT_DP)
 		  return ATOM_ENCODER_MODE_DP;
 		  else*/
-		if (drm_detect_hdmi_monitor((struct edid *)connector->edid_blob_ptr))
+		if (drm_detect_hdmi_monitor(radeon_connector->edid))
 			return ATOM_ENCODER_MODE_HDMI;
 		else
 			return ATOM_ENCODER_MODE_DVI;
@@ -711,14 +722,17 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
 	atom_parse_cmd_header(rdev->mode_info.atom_context, index, &frev, &crev);
 
 	args.v1.ucAction = action;
-
+	if (action == ATOM_TRANSMITTER_ACTION_INIT) {
+		args.v1.usInitInfo = radeon_connector->connector_object_id;
+	} else {
+		if (radeon_encoder->pixel_clock > 165000)
+			args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
+		else
+			args.v1.usPixelClock = cpu_to_le16(radeon_encoder->pixel_clock / 10);
+	}
 	if (ASIC_IS_DCE32(rdev)) {
-		if (radeon_encoder->pixel_clock > 165000) {
-			args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock * 10 * 2) / 100);
-			args.v2.acConfig.fDualLinkConnector = 1;
-		} else {
-			args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock * 10 * 4) / 100);
-		}
+		if (radeon_encoder->pixel_clock > 165000)
+			args.v2.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock / 2) / 10);
 		if (dig->dig_block)
 			args.v2.acConfig.ucEncoderSel = 1;
 
@@ -743,7 +757,6 @@ atombios_dig_transmitter_setup(struct drm_encoder *encoder, int action)
 		}
 	} else {
 		args.v1.ucConfig = ATOM_TRANSMITTER_CONFIG_CLKSRC_PPLL;
-		args.v1.usPixelClock = cpu_to_le16((radeon_encoder->pixel_clock) / 10);
 
 		switch (radeon_encoder->encoder_id) {
 		case ENCODER_OBJECT_ID_INTERNAL_UNIPHY:
@@ -825,10 +838,10 @@ atombios_yuv_setup(struct drm_encoder *encoder, bool enable)
 
 	/* XXX: fix up scratch reg handling */
 	temp = RREG32(reg);
-	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+	if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 		WREG32(reg, (ATOM_S3_TV1_ACTIVE |
 			     (radeon_crtc->crtc_id << 18)));
-	else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+	else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 		WREG32(reg, (ATOM_S3_CV_ACTIVE | (radeon_crtc->crtc_id << 24)));
 	else
 		WREG32(reg, 0);
@@ -854,6 +867,9 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
 
 	memset(&args, 0, sizeof(args));
 
+	DRM_DEBUG("encoder dpms %d to mode %d, devices %08x, active_devices %08x\n",
+		  radeon_encoder->encoder_id, mode, radeon_encoder->devices,
+		  radeon_encoder->active_device);
 	switch (radeon_encoder->encoder_id) {
 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_TMDS1:
@@ -881,18 +897,18 @@ radeon_atom_encoder_dpms(struct drm_encoder *encoder, int mode)
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
-		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
-		else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
 		else
 			index = GetIndexIntoMasterTable(COMMAND, DAC1OutputControl);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
-		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 			index = GetIndexIntoMasterTable(COMMAND, TV1OutputControl);
-		else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+		else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 			index = GetIndexIntoMasterTable(COMMAND, CV1OutputControl);
 		else
 			index = GetIndexIntoMasterTable(COMMAND, DAC2OutputControl);
@@ -979,18 +995,18 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
 				break;
 			case ENCODER_OBJECT_ID_INTERNAL_DAC1:
 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
-				if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
-				else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
 				else
 					args.v1.ucDevice = ATOM_DEVICE_CRT1_INDEX;
 				break;
 			case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
-				if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 					args.v1.ucDevice = ATOM_DEVICE_TV1_INDEX;
-				else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 					args.v1.ucDevice = ATOM_DEVICE_CV_INDEX;
 				else
 					args.v1.ucDevice = ATOM_DEVICE_CRT2_INDEX;
@@ -1019,17 +1035,17 @@ atombios_set_encoder_crtc_source(struct drm_encoder *encoder)
 				args.v2.ucEncoderID = ASIC_INT_DIG2_ENCODER_ID;
 				break;
 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
-				if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
-				else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
 				else
 					args.v2.ucEncoderID = ASIC_INT_DAC1_ENCODER_ID;
 				break;
 			case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
-				if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT))
+				if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))
 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
-				else if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT))
+				else if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT))
 					args.v2.ucEncoderID = ASIC_INT_TV_ENCODER_ID;
 				else
 					args.v2.ucEncoderID = ASIC_INT_DAC2_ENCODER_ID;
@@ -1071,8 +1087,11 @@ atombios_apply_encoder_quirks(struct drm_encoder *encoder,
 	}
 
 	/* set scaler clears this on some chips */
-	if (ASIC_IS_AVIVO(rdev) && (mode->flags & DRM_MODE_FLAG_INTERLACE))
-		WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset, AVIVO_D1MODE_INTERLEAVE_EN);
+	if (!(radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT))) {
+		if (ASIC_IS_AVIVO(rdev) && (mode->flags & DRM_MODE_FLAG_INTERLACE))
+			WREG32(AVIVO_D1MODE_DATA_FORMAT + radeon_crtc->crtc_offset,
+			       AVIVO_D1MODE_INTERLEAVE_EN);
+	}
 }
 
 static void
@@ -1097,7 +1116,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 	atombios_set_encoder_crtc_source(encoder);
 
 	if (ASIC_IS_AVIVO(rdev)) {
-		if (radeon_encoder->devices & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))
+		if (radeon_encoder->active_device & (ATOM_DEVICE_CV_SUPPORT | ATOM_DEVICE_TV_SUPPORT))
 			atombios_yuv_setup(encoder, true);
 		else
 			atombios_yuv_setup(encoder, false);
@@ -1120,6 +1139,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 
 		/* setup and enable the encoder and transmitter */
 		atombios_dig_encoder_setup(encoder, ATOM_ENABLE);
+		atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_INIT);
 		atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_SETUP);
 		atombios_dig_transmitter_setup(encoder, ATOM_TRANSMITTER_ACTION_ENABLE);
 		break;
@@ -1135,7 +1155,7 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 	case ENCODER_OBJECT_ID_INTERNAL_DAC2:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
 		atombios_dac_setup(encoder, ATOM_ENABLE);
-		if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
+		if (radeon_encoder->active_device & (ATOM_DEVICE_TV_SUPPORT | ATOM_DEVICE_CV_SUPPORT))
 			atombios_tv_setup(encoder, ATOM_ENABLE);
 		break;
 	}
@@ -1143,11 +1163,12 @@ radeon_atom_encoder_mode_set(struct drm_encoder *encoder,
 }
 
 static bool
-atombios_dac_load_detect(struct drm_encoder *encoder)
+atombios_dac_load_detect(struct drm_encoder *encoder, struct drm_connector *connector)
 {
 	struct drm_device *dev = encoder->dev;
 	struct radeon_device *rdev = dev->dev_private;
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 
 	if (radeon_encoder->devices & (ATOM_DEVICE_TV_SUPPORT |
 				       ATOM_DEVICE_CV_SUPPORT |
@@ -1168,15 +1189,15 @@ atombios_dac_load_detect(struct drm_encoder *encoder)
 		else
 			args.sDacload.ucDacType = ATOM_DAC_B;
 
-		if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT)
+		if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT)
 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT1_SUPPORT);
-		else if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT)
+		else if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT)
 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CRT2_SUPPORT);
-		else if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
+		else if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_CV_SUPPORT);
 			if (crev >= 3)
 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
-		} else if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
+		} else if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
 			args.sDacload.usDeviceID = cpu_to_le16(ATOM_DEVICE_TV1_SUPPORT);
 			if (crev >= 3)
 				args.sDacload.ucMisc = DAC_LOAD_MISC_YPrPb;
@@ -1195,9 +1216,10 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec
 	struct drm_device *dev = encoder->dev;
 	struct radeon_device *rdev = dev->dev_private;
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_connector *radeon_connector = to_radeon_connector(connector);
 	uint32_t bios_0_scratch;
 
-	if (!atombios_dac_load_detect(encoder)) {
+	if (!atombios_dac_load_detect(encoder, connector)) {
 		DRM_DEBUG("detect returned false \n");
 		return connector_status_unknown;
 	}
@@ -1207,17 +1229,20 @@ radeon_atom_dac_detect(struct drm_encoder *encoder, struct drm_connector *connec
 	else
 		bios_0_scratch = RREG32(RADEON_BIOS_0_SCRATCH);
 
-	DRM_DEBUG("Bios 0 scratch %x\n", bios_0_scratch);
-	if (radeon_encoder->devices & ATOM_DEVICE_CRT1_SUPPORT) {
+	DRM_DEBUG("Bios 0 scratch %x %08x\n", bios_0_scratch, radeon_encoder->devices);
+	if (radeon_connector->devices & ATOM_DEVICE_CRT1_SUPPORT) {
 		if (bios_0_scratch & ATOM_S0_CRT1_MASK)
 			return connector_status_connected;
-	} else if (radeon_encoder->devices & ATOM_DEVICE_CRT2_SUPPORT) {
+	}
+	if (radeon_connector->devices & ATOM_DEVICE_CRT2_SUPPORT) {
 		if (bios_0_scratch & ATOM_S0_CRT2_MASK)
 			return connector_status_connected;
-	} else if (radeon_encoder->devices & ATOM_DEVICE_CV_SUPPORT) {
+	}
+	if (radeon_connector->devices & ATOM_DEVICE_CV_SUPPORT) {
 		if (bios_0_scratch & (ATOM_S0_CV_MASK|ATOM_S0_CV_MASK_A))
 			return connector_status_connected;
-	} else if (radeon_encoder->devices & ATOM_DEVICE_TV1_SUPPORT) {
+	}
+	if (radeon_connector->devices & ATOM_DEVICE_TV1_SUPPORT) {
 		if (bios_0_scratch & (ATOM_S0_TV1_COMPOSITE | ATOM_S0_TV1_COMPOSITE_A))
 			return connector_status_connected; /* CTV */
 		else if (bios_0_scratch & (ATOM_S0_TV1_SVIDEO | ATOM_S0_TV1_SVIDEO_A))
@@ -1238,12 +1263,20 @@ static void radeon_atom_encoder_commit(struct drm_encoder *encoder)
 	radeon_atom_output_lock(encoder, false);
 }
 
+static void radeon_atom_encoder_disable(struct drm_encoder *encoder)
+{
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	radeon_atom_encoder_dpms(encoder, DRM_MODE_DPMS_OFF);
+	radeon_encoder->active_device = 0;
+}
+
 static const struct drm_encoder_helper_funcs radeon_atom_dig_helper_funcs = {
 	.dpms = radeon_atom_encoder_dpms,
 	.mode_fixup = radeon_atom_mode_fixup,
 	.prepare = radeon_atom_encoder_prepare,
 	.mode_set = radeon_atom_encoder_mode_set,
 	.commit = radeon_atom_encoder_commit,
+	.disable = radeon_atom_encoder_disable,
 	/* no detect for TMDS/LVDS yet */
 };
 
@@ -1268,6 +1301,18 @@ static const struct drm_encoder_funcs radeon_atom_enc_funcs = {
 	.destroy = radeon_enc_destroy,
 };
 
+struct radeon_encoder_atom_dac *
+radeon_atombios_set_dac_info(struct radeon_encoder *radeon_encoder)
+{
+	struct radeon_encoder_atom_dac *dac = kzalloc(sizeof(struct radeon_encoder_atom_dac), GFP_KERNEL);
+
+	if (!dac)
+		return NULL;
+
+	dac->tv_std = TV_STD_NTSC;
+	return dac;
+}
+
 struct radeon_encoder_atom_dig *
 radeon_atombios_set_dig_info(struct radeon_encoder *radeon_encoder)
 {
@@ -1285,6 +1330,7 @@ radeon_atombios_set_dig_info(struct radeon_encoder *radeon_encoder)
 void
 radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t supported_device)
 {
+	struct radeon_device *rdev = dev->dev_private;
 	struct drm_encoder *encoder;
 	struct radeon_encoder *radeon_encoder;
 
@@ -1304,7 +1350,10 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su
 		return;
 
 	encoder = &radeon_encoder->base;
-	encoder->possible_crtcs = 0x3;
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		encoder->possible_crtcs = 0x1;
+	else
+		encoder->possible_crtcs = 0x3;
 	encoder->possible_clones = 0;
 
 	radeon_encoder->enc_priv = NULL;
@@ -1336,6 +1385,7 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC1:
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_DAC2:
 		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TVDAC);
+		radeon_encoder->enc_priv = radeon_atombios_set_dac_info(radeon_encoder);
 		drm_encoder_helper_add(encoder, &radeon_atom_dac_helper_funcs);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DVO1:
@@ -1345,8 +1395,14 @@ radeon_add_atom_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t su
 	case ENCODER_OBJECT_ID_INTERNAL_KLDSCP_LVTMA:
 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY1:
 	case ENCODER_OBJECT_ID_INTERNAL_UNIPHY2:
-		drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
-		radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
+		if (radeon_encoder->devices & (ATOM_DEVICE_LCD_SUPPORT)) {
+			radeon_encoder->rmx_type = RMX_FULL;
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_LVDS);
+			radeon_encoder->enc_priv = radeon_atombios_get_lvds_info(radeon_encoder);
+		} else {
+			drm_encoder_init(dev, encoder, &radeon_atom_enc_funcs, DRM_MODE_ENCODER_TMDS);
+			radeon_encoder->enc_priv = radeon_atombios_set_dig_info(radeon_encoder);
+		}
 		drm_encoder_helper_add(encoder, &radeon_atom_dig_helper_funcs);
 		break;
 	}
diff --git a/drivers/gpu/drm/radeon/radeon_family.h b/drivers/gpu/drm/radeon/radeon_family.h
new file mode 100644
index 000000000000..797972e344a6
--- /dev/null
+++ b/drivers/gpu/drm/radeon/radeon_family.h
@@ -0,0 +1,97 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+
+/* this file defines the CHIP_  and family flags used in the pciids,
+ * its is common between kms and non-kms because duplicating it and
+ * changing one place is fail.
+ */
+#ifndef RADEON_FAMILY_H
+#define RADEON_FAMILY_H
+/*
+ * Radeon chip families
+ */
+enum radeon_family {
+	CHIP_R100,
+	CHIP_RV100,
+	CHIP_RS100,
+	CHIP_RV200,
+	CHIP_RS200,
+	CHIP_R200,
+	CHIP_RV250,
+	CHIP_RS300,
+	CHIP_RV280,
+	CHIP_R300,
+	CHIP_R350,
+	CHIP_RV350,
+	CHIP_RV380,
+	CHIP_R420,
+	CHIP_R423,
+	CHIP_RV410,
+	CHIP_RS400,
+	CHIP_RS480,
+	CHIP_RS600,
+	CHIP_RS690,
+	CHIP_RS740,
+	CHIP_RV515,
+	CHIP_R520,
+	CHIP_RV530,
+	CHIP_RV560,
+	CHIP_RV570,
+	CHIP_R580,
+	CHIP_R600,
+	CHIP_RV610,
+	CHIP_RV630,
+	CHIP_RV670,
+	CHIP_RV620,
+	CHIP_RV635,
+	CHIP_RS780,
+	CHIP_RS880,
+	CHIP_RV770,
+	CHIP_RV730,
+	CHIP_RV710,
+	CHIP_RV740,
+	CHIP_LAST,
+};
+
+/*
+ * Chip flags
+ */
+enum radeon_chip_flags {
+	RADEON_FAMILY_MASK = 0x0000ffffUL,
+	RADEON_FLAGS_MASK = 0xffff0000UL,
+	RADEON_IS_MOBILITY = 0x00010000UL,
+	RADEON_IS_IGP = 0x00020000UL,
+	RADEON_SINGLE_CRTC = 0x00040000UL,
+	RADEON_IS_AGP = 0x00080000UL,
+	RADEON_HAS_HIERZ = 0x00100000UL,
+	RADEON_IS_PCIE = 0x00200000UL,
+	RADEON_NEW_MEMMAP = 0x00400000UL,
+	RADEON_IS_PCI = 0x00800000UL,
+	RADEON_IS_IGPGART = 0x01000000UL,
+};
+#endif
diff --git a/drivers/gpu/drm/radeon/radeon_fb.c b/drivers/gpu/drm/radeon/radeon_fb.c
index ec383edf5f38..b38c4c8e2c61 100644
--- a/drivers/gpu/drm/radeon/radeon_fb.c
+++ b/drivers/gpu/drm/radeon/radeon_fb.c
@@ -28,15 +28,7 @@
      */
 
 #include <linux/module.h>
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/tty.h>
-#include <linux/slab.h>
-#include <linux/delay.h>
 #include <linux/fb.h>
-#include <linux/init.h>
 
 #include "drmP.h"
 #include "drm.h"
@@ -45,375 +37,25 @@
 #include "radeon_drm.h"
 #include "radeon.h"
 
+#include "drm_fb_helper.h"
+
 struct radeon_fb_device {
-	struct radeon_device		*rdev;
-	struct drm_display_mode		*mode;
+	struct drm_fb_helper helper;
 	struct radeon_framebuffer	*rfb;
-	int				crtc_count;
-	/* crtc currently bound to this */
-	uint32_t			crtc_ids[2];
+	struct radeon_device		*rdev;
 };
 
-static int radeonfb_setcolreg(unsigned regno,
-			      unsigned red,
-			      unsigned green,
-			      unsigned blue,
-			      unsigned transp,
-			      struct fb_info *info)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct drm_device *dev = rfbdev->rdev->ddev;
-	struct drm_crtc *crtc;
-	int i;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-		struct drm_mode_set *modeset = &radeon_crtc->mode_set;
-		struct drm_framebuffer *fb = modeset->fb;
-
-		for (i = 0; i < rfbdev->crtc_count; i++) {
-			if (crtc->base.id == rfbdev->crtc_ids[i]) {
-				break;
-			}
-		}
-		if (i == rfbdev->crtc_count) {
-			continue;
-		}
-		if (regno > 255) {
-			return 1;
-		}
-		if (fb->depth == 8) {
-			radeon_crtc_fb_gamma_set(crtc, red, green, blue, regno);
-			return 0;
-		}
-
-		if (regno < 16) {
-			switch (fb->depth) {
-			case 15:
-				fb->pseudo_palette[regno] = ((red & 0xf800) >> 1) |
-					((green & 0xf800) >>  6) |
-					((blue & 0xf800) >> 11);
-				break;
-			case 16:
-				fb->pseudo_palette[regno] = (red & 0xf800) |
-					((green & 0xfc00) >>  5) |
-					((blue  & 0xf800) >> 11);
-				break;
-			case 24:
-			case 32:
-				fb->pseudo_palette[regno] =
-					(((red >> 8) & 0xff) << info->var.red.offset) |
-					(((green >> 8) & 0xff) << info->var.green.offset) |
-					(((blue >> 8) & 0xff) << info->var.blue.offset);
-				break;
-			}
-		}
-	}
-	return 0;
-}
-
-static int radeonfb_check_var(struct fb_var_screeninfo *var,
-			      struct fb_info *info)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct radeon_framebuffer *rfb = rfbdev->rfb;
-	struct drm_framebuffer *fb = &rfb->base;
-	int depth;
-
-	if (var->pixclock == -1 || !var->pixclock) {
-		return -EINVAL;
-	}
-	/* Need to resize the fb object !!! */
-	if (var->xres > fb->width || var->yres > fb->height) {
-		DRM_ERROR("Requested width/height is greater than current fb "
-			   "object %dx%d > %dx%d\n", var->xres, var->yres,
-			   fb->width, fb->height);
-		DRM_ERROR("Need resizing code.\n");
-		return -EINVAL;
-	}
-
-	switch (var->bits_per_pixel) {
-	case 16:
-		depth = (var->green.length == 6) ? 16 : 15;
-		break;
-	case 32:
-		depth = (var->transp.length > 0) ? 32 : 24;
-		break;
-	default:
-		depth = var->bits_per_pixel;
-		break;
-	}
-
-	switch (depth) {
-	case 8:
-		var->red.offset = 0;
-		var->green.offset = 0;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-#ifdef __LITTLE_ENDIAN
-	case 15:
-		var->red.offset = 10;
-		var->green.offset = 5;
-		var->blue.offset = 0;
-		var->red.length = 5;
-		var->green.length = 5;
-		var->blue.length = 5;
-		var->transp.length = 1;
-		var->transp.offset = 15;
-		break;
-	case 16:
-		var->red.offset = 11;
-		var->green.offset = 5;
-		var->blue.offset = 0;
-		var->red.length = 5;
-		var->green.length = 6;
-		var->blue.length = 5;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 24:
-		var->red.offset = 16;
-		var->green.offset = 8;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 32:
-		var->red.offset = 16;
-		var->green.offset = 8;
-		var->blue.offset = 0;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 8;
-		var->transp.offset = 24;
-		break;
-#else
-	case 24:
-		var->red.offset = 8;
-		var->green.offset = 16;
-		var->blue.offset = 24;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 0;
-		var->transp.offset = 0;
-		break;
-	case 32:
-		var->red.offset = 8;
-		var->green.offset = 16;
-		var->blue.offset = 24;
-		var->red.length = 8;
-		var->green.length = 8;
-		var->blue.length = 8;
-		var->transp.length = 8;
-		var->transp.offset = 0;
-		break;
-#endif
-	default:
-		return -EINVAL;
-	}
-	return 0;
-}
-
-/* this will let fbcon do the mode init */
-static int radeonfb_set_par(struct fb_info *info)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct drm_device *dev = rfbdev->rdev->ddev;
-	struct fb_var_screeninfo *var = &info->var;
-	struct drm_crtc *crtc;
-	int ret;
-	int i;
-
-	if (var->pixclock != -1) {
-		DRM_ERROR("PIXEL CLCOK SET\n");
-		return -EINVAL;
-	}
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-
-		for (i = 0; i < rfbdev->crtc_count; i++) {
-			if (crtc->base.id == rfbdev->crtc_ids[i]) {
-				break;
-			}
-		}
-		if (i == rfbdev->crtc_count) {
-			continue;
-		}
-		if (crtc->fb == radeon_crtc->mode_set.fb) {
-			mutex_lock(&dev->mode_config.mutex);
-			ret = crtc->funcs->set_config(&radeon_crtc->mode_set);
-			mutex_unlock(&dev->mode_config.mutex);
-			if (ret) {
-				return ret;
-			}
-		}
-	}
-	return 0;
-}
-
-static int radeonfb_pan_display(struct fb_var_screeninfo *var,
-				struct fb_info *info)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct drm_device *dev = rfbdev->rdev->ddev;
-	struct drm_mode_set *modeset;
-	struct drm_crtc *crtc;
-	struct radeon_crtc *radeon_crtc;
-	int ret = 0;
-	int i;
-
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		for (i = 0; i < rfbdev->crtc_count; i++) {
-			if (crtc->base.id == rfbdev->crtc_ids[i]) {
-				break;
-			}
-		}
-
-		if (i == rfbdev->crtc_count) {
-			continue;
-		}
-
-		radeon_crtc = to_radeon_crtc(crtc);
-		modeset = &radeon_crtc->mode_set;
-
-		modeset->x = var->xoffset;
-		modeset->y = var->yoffset;
-
-		if (modeset->num_connectors) {
-			mutex_lock(&dev->mode_config.mutex);
-			ret = crtc->funcs->set_config(modeset);
-			mutex_unlock(&dev->mode_config.mutex);
-			if (!ret) {
-				info->var.xoffset = var->xoffset;
-				info->var.yoffset = var->yoffset;
-			}
-		}
-	}
-	return ret;
-}
-
-static void radeonfb_on(struct fb_info *info)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct drm_device *dev = rfbdev->rdev->ddev;
-	struct drm_crtc *crtc;
-	struct drm_encoder *encoder;
-	int i;
-
-	/*
-	 * For each CRTC in this fb, find all associated encoders
-	 * and turn them off, then turn off the CRTC.
-	 */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
-
-		for (i = 0; i < rfbdev->crtc_count; i++) {
-			if (crtc->base.id == rfbdev->crtc_ids[i]) {
-				break;
-			}
-		}
-
-		mutex_lock(&dev->mode_config.mutex);
-		crtc_funcs->dpms(crtc, DRM_MODE_DPMS_ON);
-		mutex_unlock(&dev->mode_config.mutex);
-
-		/* Found a CRTC on this fb, now find encoders */
-		list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-			if (encoder->crtc == crtc) {
-				struct drm_encoder_helper_funcs *encoder_funcs;
-
-				encoder_funcs = encoder->helper_private;
-				mutex_lock(&dev->mode_config.mutex);
-				encoder_funcs->dpms(encoder, DRM_MODE_DPMS_ON);
-				mutex_unlock(&dev->mode_config.mutex);
-			}
-		}
-	}
-}
-
-static void radeonfb_off(struct fb_info *info, int dpms_mode)
-{
-	struct radeon_fb_device *rfbdev = info->par;
-	struct drm_device *dev = rfbdev->rdev->ddev;
-	struct drm_crtc *crtc;
-	struct drm_encoder *encoder;
-	int i;
-
-	/*
-	 * For each CRTC in this fb, find all associated encoders
-	 * and turn them off, then turn off the CRTC.
-	 */
-	list_for_each_entry(crtc, &dev->mode_config.crtc_list, head) {
-		struct drm_crtc_helper_funcs *crtc_funcs = crtc->helper_private;
-
-		for (i = 0; i < rfbdev->crtc_count; i++) {
-			if (crtc->base.id == rfbdev->crtc_ids[i]) {
-				break;
-			}
-		}
-
-		/* Found a CRTC on this fb, now find encoders */
-		list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
-			if (encoder->crtc == crtc) {
-				struct drm_encoder_helper_funcs *encoder_funcs;
-
-				encoder_funcs = encoder->helper_private;
-				mutex_lock(&dev->mode_config.mutex);
-				encoder_funcs->dpms(encoder, dpms_mode);
-				mutex_unlock(&dev->mode_config.mutex);
-			}
-		}
-		if (dpms_mode == DRM_MODE_DPMS_OFF) {
-			mutex_lock(&dev->mode_config.mutex);
-			crtc_funcs->dpms(crtc, dpms_mode);
-			mutex_unlock(&dev->mode_config.mutex);
-		}
-	}
-}
-
-int radeonfb_blank(int blank, struct fb_info *info)
-{
-	switch (blank) {
-	case FB_BLANK_UNBLANK:
-		radeonfb_on(info);
-		break;
-	case FB_BLANK_NORMAL:
-		radeonfb_off(info, DRM_MODE_DPMS_STANDBY);
-		break;
-	case FB_BLANK_HSYNC_SUSPEND:
-		radeonfb_off(info, DRM_MODE_DPMS_STANDBY);
-		break;
-	case FB_BLANK_VSYNC_SUSPEND:
-		radeonfb_off(info, DRM_MODE_DPMS_SUSPEND);
-		break;
-	case FB_BLANK_POWERDOWN:
-		radeonfb_off(info, DRM_MODE_DPMS_OFF);
-		break;
-	}
-	return 0;
-}
-
 static struct fb_ops radeonfb_ops = {
 	.owner = THIS_MODULE,
-	.fb_check_var = radeonfb_check_var,
-	.fb_set_par = radeonfb_set_par,
-	.fb_setcolreg = radeonfb_setcolreg,
+	.fb_check_var = drm_fb_helper_check_var,
+	.fb_set_par = drm_fb_helper_set_par,
+	.fb_setcolreg = drm_fb_helper_setcolreg,
 	.fb_fillrect = cfb_fillrect,
 	.fb_copyarea = cfb_copyarea,
 	.fb_imageblit = cfb_imageblit,
-	.fb_pan_display = radeonfb_pan_display,
-	.fb_blank = radeonfb_blank,
+	.fb_pan_display = drm_fb_helper_pan_display,
+	.fb_blank = drm_fb_helper_blank,
+	.fb_setcmap = drm_fb_helper_setcmap,
 };
 
 /**
@@ -456,21 +98,6 @@ int radeonfb_resize(struct drm_device *dev, struct drm_crtc *crtc)
 }
 EXPORT_SYMBOL(radeonfb_resize);
 
-static struct drm_mode_set panic_mode;
-
-int radeonfb_panic(struct notifier_block *n, unsigned long ununsed,
-		  void *panic_str)
-{
-	DRM_ERROR("panic occurred, switching back to text console\n");
-	drm_crtc_helper_set_config(&panic_mode);
-	return 0;
-}
-EXPORT_SYMBOL(radeonfb_panic);
-
-static struct notifier_block paniced = {
-	.notifier_call = radeonfb_panic,
-};
-
 static int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bool tiled)
 {
 	int aligned = width;
@@ -495,11 +122,18 @@ static int radeon_align_pitch(struct radeon_device *rdev, int width, int bpp, bo
 	return aligned;
 }
 
-int radeonfb_create(struct radeon_device *rdev,
+static struct drm_fb_helper_funcs radeon_fb_helper_funcs = {
+	.gamma_set = radeon_crtc_fb_gamma_set,
+	.gamma_get = radeon_crtc_fb_gamma_get,
+};
+
+int radeonfb_create(struct drm_device *dev,
 		    uint32_t fb_width, uint32_t fb_height,
 		    uint32_t surface_width, uint32_t surface_height,
-		    struct radeon_framebuffer **rfb_p)
+		    uint32_t surface_depth, uint32_t surface_bpp,
+		    struct drm_framebuffer **fb_p)
 {
+	struct radeon_device *rdev = dev->dev_private;
 	struct fb_info *info;
 	struct radeon_fb_device *rfbdev;
 	struct drm_framebuffer *fb = NULL;
@@ -513,13 +147,20 @@ int radeonfb_create(struct radeon_device *rdev,
 	void *fbptr = NULL;
 	unsigned long tmp;
 	bool fb_tiled = false; /* useful for testing */
+	u32 tiling_flags = 0;
+	int crtc_count;
 
 	mode_cmd.width = surface_width;
 	mode_cmd.height = surface_height;
-	mode_cmd.bpp = 32;
+
+	/* avivo can't scanout real 24bpp */
+	if ((surface_bpp == 24) && ASIC_IS_AVIVO(rdev))
+		surface_bpp = 32;
+
+	mode_cmd.bpp = surface_bpp;
 	/* need to align pitch with crtc limits */
 	mode_cmd.pitch = radeon_align_pitch(rdev, mode_cmd.width, mode_cmd.bpp, fb_tiled) * ((mode_cmd.bpp + 1) / 8);
-	mode_cmd.depth = 24;
+	mode_cmd.depth = surface_depth;
 
 	size = mode_cmd.pitch * mode_cmd.height;
 	aligned_size = ALIGN(size, PAGE_SIZE);
@@ -537,7 +178,22 @@ int radeonfb_create(struct radeon_device *rdev,
 	robj = gobj->driver_private;
 
 	if (fb_tiled)
-		radeon_object_set_tiling_flags(robj, RADEON_TILING_MACRO|RADEON_TILING_SURFACE, mode_cmd.pitch);
+		tiling_flags = RADEON_TILING_MACRO;
+
+#ifdef __BIG_ENDIAN
+	switch (mode_cmd.bpp) {
+	case 32:
+		tiling_flags |= RADEON_TILING_SWAP_32BIT;
+		break;
+	case 16:
+		tiling_flags |= RADEON_TILING_SWAP_16BIT;
+	default:
+		break;
+	}
+#endif
+
+	if (tiling_flags)
+		radeon_object_set_tiling_flags(robj, tiling_flags | RADEON_TILING_SURFACE, mode_cmd.pitch);
 	mutex_lock(&rdev->ddev->struct_mutex);
 	fb = radeon_framebuffer_create(rdev->ddev, &mode_cmd, gobj);
 	if (fb == NULL) {
@@ -554,8 +210,8 @@ int radeonfb_create(struct radeon_device *rdev,
 
 	list_add(&fb->filp_head, &rdev->ddev->mode_config.fb_kernel_list);
 
+	*fb_p = fb;
 	rfb = to_radeon_framebuffer(fb);
-	*rfb_p = rfb;
 	rdev->fbdev_rfb = rfb;
 	rdev->fbdev_robj = robj;
 
@@ -564,7 +220,19 @@ int radeonfb_create(struct radeon_device *rdev,
 		ret = -ENOMEM;
 		goto out_unref;
 	}
+
+	rdev->fbdev_info = info;
 	rfbdev = info->par;
+	rfbdev->helper.funcs = &radeon_fb_helper_funcs;
+	rfbdev->helper.dev = dev;
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		crtc_count = 1;
+	else
+		crtc_count = 2;
+	ret = drm_fb_helper_init_crtc_count(&rfbdev->helper, crtc_count,
+					    RADEONFB_CONN_LIMIT);
+	if (ret)
+		goto out_unref;
 
 	if (fb_tiled)
 		radeon_object_check_tiling(robj, 0, 0);
@@ -577,33 +245,19 @@ int radeonfb_create(struct radeon_device *rdev,
 	memset_io(fbptr, 0, aligned_size);
 
 	strcpy(info->fix.id, "radeondrmfb");
-	info->fix.type = FB_TYPE_PACKED_PIXELS;
-	info->fix.visual = FB_VISUAL_TRUECOLOR;
-	info->fix.type_aux = 0;
-	info->fix.xpanstep = 1; /* doing it in hw */
-	info->fix.ypanstep = 1; /* doing it in hw */
-	info->fix.ywrapstep = 0;
-	info->fix.accel = FB_ACCEL_NONE;
-	info->fix.type_aux = 0;
+
+	drm_fb_helper_fill_fix(info, fb->pitch, fb->depth);
+
 	info->flags = FBINFO_DEFAULT;
 	info->fbops = &radeonfb_ops;
-	info->fix.line_length = fb->pitch;
+
 	tmp = fb_gpuaddr - rdev->mc.vram_location;
 	info->fix.smem_start = rdev->mc.aper_base + tmp;
 	info->fix.smem_len = size;
 	info->screen_base = fbptr;
 	info->screen_size = size;
-	info->pseudo_palette = fb->pseudo_palette;
-	info->var.xres_virtual = fb->width;
-	info->var.yres_virtual = fb->height;
-	info->var.bits_per_pixel = fb->bits_per_pixel;
-	info->var.xoffset = 0;
-	info->var.yoffset = 0;
-	info->var.activate = FB_ACTIVATE_NOW;
-	info->var.height = -1;
-	info->var.width = -1;
-	info->var.xres = fb_width;
-	info->var.yres = fb_height;
+
+	drm_fb_helper_fill_var(info, fb, fb_width, fb_height);
 
 	/* setup aperture base/size for vesafb takeover */
 	info->aperture_base = rdev->ddev->mode_config.fb_base;
@@ -626,83 +280,6 @@ int radeonfb_create(struct radeon_device *rdev,
 	DRM_INFO("fb depth is %d\n", fb->depth);
 	DRM_INFO("   pitch is %d\n", fb->pitch);
 
-	switch (fb->depth) {
-	case 8:
-		info->var.red.offset = 0;
-		info->var.green.offset = 0;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8; /* 8bit DAC */
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 0;
-		break;
-#ifdef __LITTLE_ENDIAN
-	case 15:
-		info->var.red.offset = 10;
-		info->var.green.offset = 5;
-		info->var.blue.offset = 0;
-		info->var.red.length = 5;
-		info->var.green.length = 5;
-		info->var.blue.length = 5;
-		info->var.transp.offset = 15;
-		info->var.transp.length = 1;
-		break;
-	case 16:
-		info->var.red.offset = 11;
-		info->var.green.offset = 5;
-		info->var.blue.offset = 0;
-		info->var.red.length = 5;
-		info->var.green.length = 6;
-		info->var.blue.length = 5;
-		info->var.transp.offset = 0;
-		break;
-	case 24:
-		info->var.red.offset = 16;
-		info->var.green.offset = 8;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 0;
-		break;
-	case 32:
-		info->var.red.offset = 16;
-		info->var.green.offset = 8;
-		info->var.blue.offset = 0;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 24;
-		info->var.transp.length = 8;
-		break;
-#else
-	case 24:
-		info->var.red.offset = 8;
-		info->var.green.offset = 16;
-		info->var.blue.offset = 24;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 0;
-		break;
-	case 32:
-		info->var.red.offset = 8;
-		info->var.green.offset = 16;
-		info->var.blue.offset = 24;
-		info->var.red.length = 8;
-		info->var.green.length = 8;
-		info->var.blue.length = 8;
-		info->var.transp.offset = 0;
-		info->var.transp.length = 8;
-		break;
-	default:
-#endif
-		break;
-	}
-
 	fb->fbdev = info;
 	rfbdev->rfb = rfb;
 	rfbdev->rdev = rdev;
@@ -726,148 +303,26 @@ out:
 	return ret;
 }
 
-static int radeonfb_single_fb_probe(struct radeon_device *rdev)
+static char *mode_option;
+int radeon_parse_options(char *options)
 {
-	struct drm_crtc *crtc;
-	struct drm_connector *connector;
-	unsigned int fb_width = (unsigned)-1, fb_height = (unsigned)-1;
-	unsigned int surface_width = 0, surface_height = 0;
-	int new_fb = 0;
-	int crtc_count = 0;
-	int ret, i, conn_count = 0;
-	struct radeon_framebuffer *rfb;
-	struct fb_info *info;
-	struct radeon_fb_device *rfbdev;
-	struct drm_mode_set *modeset = NULL;
-
-	/* first up get a count of crtcs now in use and new min/maxes width/heights */
-	list_for_each_entry(crtc, &rdev->ddev->mode_config.crtc_list, head) {
-		if (drm_helper_crtc_in_use(crtc)) {
-			if (crtc->desired_mode) {
-				if (crtc->desired_mode->hdisplay < fb_width)
-					fb_width = crtc->desired_mode->hdisplay;
-
-				if (crtc->desired_mode->vdisplay < fb_height)
-					fb_height = crtc->desired_mode->vdisplay;
-
-				if (crtc->desired_mode->hdisplay > surface_width)
-					surface_width = crtc->desired_mode->hdisplay;
-
-				if (crtc->desired_mode->vdisplay > surface_height)
-					surface_height = crtc->desired_mode->vdisplay;
-			}
-			crtc_count++;
-		}
-	}
+	char *this_opt;
 
-	if (crtc_count == 0 || fb_width == -1 || fb_height == -1) {
-		/* hmm everyone went away - assume VGA cable just fell out
-		   and will come back later. */
+	if (!options || !*options)
 		return 0;
-	}
-
-	/* do we have an fb already? */
-	if (list_empty(&rdev->ddev->mode_config.fb_kernel_list)) {
-		/* create an fb if we don't have one */
-		ret = radeonfb_create(rdev, fb_width, fb_height, surface_width, surface_height, &rfb);
-		if (ret) {
-			return -EINVAL;
-		}
-		new_fb = 1;
-	} else {
-		struct drm_framebuffer *fb;
-		fb = list_first_entry(&rdev->ddev->mode_config.fb_kernel_list, struct drm_framebuffer, filp_head);
-		rfb = to_radeon_framebuffer(fb);
-
-		/* if someone hotplugs something bigger than we have already allocated, we are pwned.
-		   As really we can't resize an fbdev that is in the wild currently due to fbdev
-		   not really being designed for the lower layers moving stuff around under it.
-		   - so in the grand style of things - punt. */
-		if ((fb->width < surface_width) || (fb->height < surface_height)) {
-			DRM_ERROR("Framebuffer not large enough to scale console onto.\n");
-			return -EINVAL;
-		}
-	}
-
-	info = rfb->base.fbdev;
-	rdev->fbdev_info = info;
-	rfbdev = info->par;
 
-	crtc_count = 0;
-	/* okay we need to setup new connector sets in the crtcs */
-	list_for_each_entry(crtc, &rdev->ddev->mode_config.crtc_list, head) {
-		struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-		modeset = &radeon_crtc->mode_set;
-		modeset->fb = &rfb->base;
-		conn_count = 0;
-		list_for_each_entry(connector, &rdev->ddev->mode_config.connector_list, head) {
-			if (connector->encoder)
-				if (connector->encoder->crtc == modeset->crtc) {
-					modeset->connectors[conn_count] = connector;
-					conn_count++;
-					if (conn_count > RADEONFB_CONN_LIMIT)
-						BUG();
-				}
-		}
-
-		for (i = conn_count; i < RADEONFB_CONN_LIMIT; i++)
-			modeset->connectors[i] = NULL;
-
-
-		rfbdev->crtc_ids[crtc_count++] = crtc->base.id;
-
-		modeset->num_connectors = conn_count;
-		if (modeset->crtc->desired_mode) {
-			if (modeset->mode) {
-				drm_mode_destroy(rdev->ddev, modeset->mode);
-			}
-			modeset->mode = drm_mode_duplicate(rdev->ddev,
-							   modeset->crtc->desired_mode);
-		}
-	}
-	rfbdev->crtc_count = crtc_count;
-
-	if (new_fb) {
-		info->var.pixclock = -1;
-		if (register_framebuffer(info) < 0)
-			return -EINVAL;
-	} else {
-		radeonfb_set_par(info);
+	while ((this_opt = strsep(&options, ",")) != NULL) {
+		if (!*this_opt)
+			continue;
+		mode_option = this_opt;
 	}
-	printk(KERN_INFO "fb%d: %s frame buffer device\n", info->node,
-	       info->fix.id);
-
-	/* Switch back to kernel console on panic */
-	panic_mode = *modeset;
-	atomic_notifier_chain_register(&panic_notifier_list, &paniced);
-	printk(KERN_INFO "registered panic notifier\n");
-
 	return 0;
 }
 
 int radeonfb_probe(struct drm_device *dev)
 {
-	int ret;
-
-	/* something has changed in the lower levels of hell - deal with it
-	   here */
-
-	/* two modes : a) 1 fb to rule all crtcs.
-	               b) one fb per crtc.
-	   two actions 1) new connected device
-	               2) device removed.
-	   case a/1 : if the fb surface isn't big enough - resize the surface fb.
-	              if the fb size isn't big enough - resize fb into surface.
-		      if everything big enough configure the new crtc/etc.
-	   case a/2 : undo the configuration
-	              possibly resize down the fb to fit the new configuration.
-           case b/1 : see if it is on a new crtc - setup a new fb and add it.
-	   case b/2 : teardown the new fb.
-	*/
-	ret = radeonfb_single_fb_probe(dev->dev_private);
-	return ret;
+	return drm_fb_helper_single_fb_probe(dev, 32, &radeonfb_create);
 }
-EXPORT_SYMBOL(radeonfb_probe);
 
 int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb)
 {
@@ -880,16 +335,17 @@ int radeonfb_remove(struct drm_device *dev, struct drm_framebuffer *fb)
 	}
 	info = fb->fbdev;
 	if (info) {
+		struct radeon_fb_device *rfbdev = info->par;
 		robj = rfb->obj->driver_private;
 		unregister_framebuffer(info);
 		radeon_object_kunmap(robj);
 		radeon_object_unpin(robj);
+		drm_fb_helper_free(&rfbdev->helper);
 		framebuffer_release(info);
 	}
 
 	printk(KERN_INFO "unregistered panic notifier\n");
-	atomic_notifier_chain_unregister(&panic_notifier_list, &paniced);
-	memset(&panic_mode, 0, sizeof(struct drm_mode_set));
+
 	return 0;
 }
 EXPORT_SYMBOL(radeonfb_remove);
diff --git a/drivers/gpu/drm/radeon/radeon_fence.c b/drivers/gpu/drm/radeon/radeon_fence.c
index b4e48dd2e859..3beb26d74719 100644
--- a/drivers/gpu/drm/radeon/radeon_fence.c
+++ b/drivers/gpu/drm/radeon/radeon_fence.c
@@ -53,9 +53,9 @@ int radeon_fence_emit(struct radeon_device *rdev, struct radeon_fence *fence)
 		 * away
 		 */
 		WREG32(rdev->fence_drv.scratch_reg, fence->seq);
-	} else {
+	} else
 		radeon_fence_ring_emit(rdev, fence);
-	}
+
 	fence->emited = true;
 	fence->timeout = jiffies + ((2000 * HZ) / 1000);
 	list_del(&fence->list);
@@ -168,7 +168,38 @@ bool radeon_fence_signaled(struct radeon_fence *fence)
 	return signaled;
 }
 
-int radeon_fence_wait(struct radeon_fence *fence, bool interruptible)
+int r600_fence_wait(struct radeon_fence *fence,  bool intr, bool lazy)
+{
+	struct radeon_device *rdev;
+	int ret = 0;
+
+	rdev = fence->rdev;
+
+	__set_current_state(intr ? TASK_INTERRUPTIBLE : TASK_UNINTERRUPTIBLE);
+
+	while (1) {
+		if (radeon_fence_signaled(fence))
+			break;
+
+		if (time_after_eq(jiffies, fence->timeout)) {
+			ret = -EBUSY;
+			break;
+		}
+
+		if (lazy)
+			schedule_timeout(1);
+
+		if (intr && signal_pending(current)) {
+			ret = -ERESTARTSYS;
+			break;
+		}
+	}
+	__set_current_state(TASK_RUNNING);
+	return ret;
+}
+
+
+int radeon_fence_wait(struct radeon_fence *fence, bool intr)
 {
 	struct radeon_device *rdev;
 	unsigned long cur_jiffies;
@@ -176,7 +207,6 @@ int radeon_fence_wait(struct radeon_fence *fence, bool interruptible)
 	bool expired = false;
 	int r;
 
-
 	if (fence == NULL) {
 		WARN(1, "Querying an invalid fence : %p !\n", fence);
 		return 0;
@@ -185,13 +215,22 @@ int radeon_fence_wait(struct radeon_fence *fence, bool interruptible)
 	if (radeon_fence_signaled(fence)) {
 		return 0;
 	}
+
+	if (rdev->family >= CHIP_R600) {
+		r = r600_fence_wait(fence, intr, 0);
+		if (r == -ERESTARTSYS)
+			return -EBUSY;
+		return r;
+	}
+
 retry:
 	cur_jiffies = jiffies;
 	timeout = HZ / 100;
 	if (time_after(fence->timeout, cur_jiffies)) {
 		timeout = fence->timeout - cur_jiffies;
 	}
-	if (interruptible) {
+
+	if (intr) {
 		r = wait_event_interruptible_timeout(rdev->fence_drv.queue,
 				radeon_fence_signaled(fence), timeout);
 		if (unlikely(r == -ERESTARTSYS)) {
diff --git a/drivers/gpu/drm/radeon/radeon_gart.c b/drivers/gpu/drm/radeon/radeon_gart.c
index 2977539880fb..a68d7566178c 100644
--- a/drivers/gpu/drm/radeon/radeon_gart.c
+++ b/drivers/gpu/drm/radeon/radeon_gart.c
@@ -75,7 +75,6 @@ void radeon_gart_table_ram_free(struct radeon_device *rdev)
 
 int radeon_gart_table_vram_alloc(struct radeon_device *rdev)
 {
-	uint64_t gpu_addr;
 	int r;
 
 	if (rdev->gart.table.vram.robj == NULL) {
@@ -88,6 +87,14 @@ int radeon_gart_table_vram_alloc(struct radeon_device *rdev)
 			return r;
 		}
 	}
+	return 0;
+}
+
+int radeon_gart_table_vram_pin(struct radeon_device *rdev)
+{
+	uint64_t gpu_addr;
+	int r;
+
 	r = radeon_object_pin(rdev->gart.table.vram.robj,
 			      RADEON_GEM_DOMAIN_VRAM, &gpu_addr);
 	if (r) {
@@ -133,15 +140,15 @@ void radeon_gart_unbind(struct radeon_device *rdev, unsigned offset,
 		WARN(1, "trying to unbind memory to unitialized GART !\n");
 		return;
 	}
-	t = offset / 4096;
-	p = t / (PAGE_SIZE / 4096);
+	t = offset / RADEON_GPU_PAGE_SIZE;
+	p = t / (PAGE_SIZE / RADEON_GPU_PAGE_SIZE);
 	for (i = 0; i < pages; i++, p++) {
 		if (rdev->gart.pages[p]) {
 			pci_unmap_page(rdev->pdev, rdev->gart.pages_addr[p],
 				       PAGE_SIZE, PCI_DMA_BIDIRECTIONAL);
 			rdev->gart.pages[p] = NULL;
 			rdev->gart.pages_addr[p] = 0;
-			for (j = 0; j < (PAGE_SIZE / 4096); j++, t++) {
+			for (j = 0; j < (PAGE_SIZE / RADEON_GPU_PAGE_SIZE); j++, t++) {
 				radeon_gart_set_page(rdev, t, 0);
 			}
 		}
@@ -162,8 +169,8 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
 		DRM_ERROR("trying to bind memory to unitialized GART !\n");
 		return -EINVAL;
 	}
-	t = offset / 4096;
-	p = t / (PAGE_SIZE / 4096);
+	t = offset / RADEON_GPU_PAGE_SIZE;
+	p = t / (PAGE_SIZE / RADEON_GPU_PAGE_SIZE);
 
 	for (i = 0; i < pages; i++, p++) {
 		/* we need to support large memory configurations */
@@ -178,9 +185,9 @@ int radeon_gart_bind(struct radeon_device *rdev, unsigned offset,
 		}
 		rdev->gart.pages[p] = pagelist[i];
 		page_base = rdev->gart.pages_addr[p];
-		for (j = 0; j < (PAGE_SIZE / 4096); j++, t++) {
+		for (j = 0; j < (PAGE_SIZE / RADEON_GPU_PAGE_SIZE); j++, t++) {
 			radeon_gart_set_page(rdev, t, page_base);
-			page_base += 4096;
+			page_base += RADEON_GPU_PAGE_SIZE;
 		}
 	}
 	mb();
@@ -193,14 +200,14 @@ int radeon_gart_init(struct radeon_device *rdev)
 	if (rdev->gart.pages) {
 		return 0;
 	}
-	/* We need PAGE_SIZE >= 4096 */
-	if (PAGE_SIZE < 4096) {
+	/* We need PAGE_SIZE >= RADEON_GPU_PAGE_SIZE */
+	if (PAGE_SIZE < RADEON_GPU_PAGE_SIZE) {
 		DRM_ERROR("Page size is smaller than GPU page size!\n");
 		return -EINVAL;
 	}
 	/* Compute table size */
 	rdev->gart.num_cpu_pages = rdev->mc.gtt_size / PAGE_SIZE;
-	rdev->gart.num_gpu_pages = rdev->mc.gtt_size / 4096;
+	rdev->gart.num_gpu_pages = rdev->mc.gtt_size / RADEON_GPU_PAGE_SIZE;
 	DRM_INFO("GART: num cpu pages %u, num gpu pages %u\n",
 		 rdev->gart.num_cpu_pages, rdev->gart.num_gpu_pages);
 	/* Allocate pages table */
diff --git a/drivers/gpu/drm/radeon/radeon_ioc32.c b/drivers/gpu/drm/radeon/radeon_ioc32.c
index 56decda2a71f..a1bf11de308a 100644
--- a/drivers/gpu/drm/radeon/radeon_ioc32.c
+++ b/drivers/gpu/drm/radeon/radeon_ioc32.c
@@ -422,3 +422,18 @@ long radeon_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 
 	return ret;
 }
+
+long radeon_kms_compat_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
+{
+	unsigned int nr = DRM_IOCTL_NR(cmd);
+	int ret;
+
+	if (nr < DRM_COMMAND_BASE)
+		return drm_compat_ioctl(filp, cmd, arg);
+
+	lock_kernel();		/* XXX for now */
+	ret = drm_ioctl(filp->f_path.dentry->d_inode, filp, cmd, arg);
+	unlock_kernel();
+
+	return ret;
+}
diff --git a/drivers/gpu/drm/radeon/radeon_irq.c b/drivers/gpu/drm/radeon/radeon_irq.c
index 9836c705a952..b79ecc4a7cc4 100644
--- a/drivers/gpu/drm/radeon/radeon_irq.c
+++ b/drivers/gpu/drm/radeon/radeon_irq.c
@@ -188,6 +188,9 @@ irqreturn_t radeon_driver_irq_handler(DRM_IRQ_ARGS)
 	u32 stat;
 	u32 r500_disp_int;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return IRQ_NONE;
+
 	/* Only consider the bits we're interested in - others could be used
 	 * outside the DRM
 	 */
@@ -286,6 +289,9 @@ int radeon_irq_emit(struct drm_device *dev, void *data, struct drm_file *file_pr
 	drm_radeon_irq_emit_t *emit = data;
 	int result;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return -EINVAL;
+
 	LOCK_TEST_WITH_RETURN(dev, file_priv);
 
 	if (!dev_priv) {
@@ -315,6 +321,9 @@ int radeon_irq_wait(struct drm_device *dev, void *data, struct drm_file *file_pr
 		return -EINVAL;
 	}
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return -EINVAL;
+
 	return radeon_wait_irq(dev, irqwait->irq_seq);
 }
 
@@ -326,6 +335,9 @@ void radeon_driver_irq_preinstall(struct drm_device * dev)
 	    (drm_radeon_private_t *) dev->dev_private;
 	u32 dummy;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return;
+
 	/* Disable *all* interrupts */
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
 		RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
@@ -345,6 +357,9 @@ int radeon_driver_irq_postinstall(struct drm_device *dev)
 
 	dev->max_vblank_count = 0x001fffff;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return 0;
+
 	radeon_irq_set_state(dev, RADEON_SW_INT_ENABLE, 1);
 
 	return 0;
@@ -357,6 +372,9 @@ void radeon_driver_irq_uninstall(struct drm_device * dev)
 	if (!dev_priv)
 		return;
 
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		return;
+
 	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_RS600)
 		RADEON_WRITE(R500_DxMODE_INT_MASK, 0);
 	/* Disable *all* interrupts */
diff --git a/drivers/gpu/drm/radeon/radeon_irq_kms.c b/drivers/gpu/drm/radeon/radeon_irq_kms.c
index 9805e4b6ca1b..a0fe6232dcb6 100644
--- a/drivers/gpu/drm/radeon/radeon_irq_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_irq_kms.c
@@ -28,7 +28,6 @@
 #include "drmP.h"
 #include "radeon_drm.h"
 #include "radeon_reg.h"
-#include "radeon_microcode.h"
 #include "radeon.h"
 #include "atom.h"
 
@@ -84,11 +83,22 @@ void radeon_driver_irq_uninstall_kms(struct drm_device *dev)
 int radeon_irq_kms_init(struct radeon_device *rdev)
 {
 	int r = 0;
+	int num_crtc = 2;
 
-	r = drm_vblank_init(rdev->ddev, 2);
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		num_crtc = 1;
+
+	r = drm_vblank_init(rdev->ddev, num_crtc);
 	if (r) {
 		return r;
 	}
+	/* enable msi */
+	rdev->msi_enabled = 0;
+	if (rdev->family >= CHIP_RV380) {
+		int ret = pci_enable_msi(rdev->pdev);
+		if (!ret)
+			rdev->msi_enabled = 1;
+	}
 	drm_irq_install(rdev->ddev);
 	rdev->irq.installed = true;
 	DRM_INFO("radeon: irq initialized.\n");
@@ -100,5 +110,7 @@ void radeon_irq_kms_fini(struct radeon_device *rdev)
 	if (rdev->irq.installed) {
 		rdev->irq.installed = false;
 		drm_irq_uninstall(rdev->ddev);
+		if (rdev->msi_enabled)
+			pci_disable_msi(rdev->pdev);
 	}
 }
diff --git a/drivers/gpu/drm/radeon/radeon_kms.c b/drivers/gpu/drm/radeon/radeon_kms.c
index dce09ada32bc..ba128621057a 100644
--- a/drivers/gpu/drm/radeon/radeon_kms.c
+++ b/drivers/gpu/drm/radeon/radeon_kms.c
@@ -54,12 +54,23 @@ int radeon_driver_load_kms(struct drm_device *dev, unsigned long flags)
 		flags |= RADEON_IS_PCI;
 	}
 
+	/* radeon_device_init should report only fatal error
+	 * like memory allocation failure or iomapping failure,
+	 * or memory manager initialization failure, it must
+	 * properly initialize the GPU MC controller and permit
+	 * VRAM allocation
+	 */
 	r = radeon_device_init(rdev, dev, dev->pdev, flags);
 	if (r) {
-		DRM_ERROR("Failed to initialize radeon, disabling IOCTL\n");
-		radeon_device_fini(rdev);
-		kfree(rdev);
-		dev->dev_private = NULL;
+		DRM_ERROR("Fatal error while trying to initialize radeon.\n");
+		return r;
+	}
+	/* Again modeset_init should fail only on fatal error
+	 * otherwise it should provide enough functionalities
+	 * for shadowfb to run
+	 */
+	r = radeon_modeset_init(rdev);
+	if (r) {
 		return r;
 	}
 	return 0;
@@ -69,6 +80,9 @@ int radeon_driver_unload_kms(struct drm_device *dev)
 {
 	struct radeon_device *rdev = dev->dev_private;
 
+	if (rdev == NULL)
+		return 0;
+	radeon_modeset_fini(rdev);
 	radeon_device_fini(rdev);
 	kfree(rdev);
 	dev->dev_private = NULL;
@@ -98,6 +112,9 @@ int radeon_info_ioctl(struct drm_device *dev, void *data, struct drm_file *filp)
 	case RADEON_INFO_NUM_Z_PIPES:
 		value = rdev->num_z_pipes;
 		break;
+	case RADEON_INFO_ACCEL_WORKING:
+		value = rdev->accel_working;
+		break;
 	default:
 		DRM_DEBUG("Invalid request %d\n", info->request);
 		return -EINVAL;
@@ -184,55 +201,6 @@ void radeon_disable_vblank_kms(struct drm_device *dev, int crtc)
 
 
 /*
- * For multiple master (like multiple X).
- */
-struct drm_radeon_master_private {
-	drm_local_map_t *sarea;
-	drm_radeon_sarea_t *sarea_priv;
-};
-
-int radeon_master_create_kms(struct drm_device *dev, struct drm_master *master)
-{
-	struct drm_radeon_master_private *master_priv;
-	unsigned long sareapage;
-	int ret;
-
-	master_priv = kzalloc(sizeof(*master_priv), GFP_KERNEL);
-	if (master_priv == NULL) {
-		return -ENOMEM;
-	}
-	/* prebuild the SAREA */
-	sareapage = max_t(unsigned long, SAREA_MAX, PAGE_SIZE);
-	ret = drm_addmap(dev, 0, sareapage, _DRM_SHM,
-			 _DRM_CONTAINS_LOCK,
-			 &master_priv->sarea);
-	if (ret) {
-		DRM_ERROR("SAREA setup failed\n");
-		return ret;
-	}
-	master_priv->sarea_priv = master_priv->sarea->handle + sizeof(struct drm_sarea);
-	master_priv->sarea_priv->pfCurrentPage = 0;
-	master->driver_priv = master_priv;
-	return 0;
-}
-
-void radeon_master_destroy_kms(struct drm_device *dev,
-			       struct drm_master *master)
-{
-	struct drm_radeon_master_private *master_priv = master->driver_priv;
-
-	if (master_priv == NULL) {
-		return;
-	}
-	if (master_priv->sarea) {
-		drm_rmmap_locked(dev, master_priv->sarea);
-	}
-	kfree(master_priv);
-	master->driver_priv = NULL;
-}
-
-
-/*
  * IOCTL.
  */
 int radeon_dma_ioctl_kms(struct drm_device *dev, void *data,
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
index 0da72f18fd3a..8d0b7aa87fa4 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_crtc.c
@@ -28,6 +28,7 @@
 #include <drm/radeon_drm.h>
 #include "radeon_fixed.h"
 #include "radeon.h"
+#include "atom.h"
 
 static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 				       struct drm_display_mode *mode,
@@ -47,7 +48,7 @@ static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 	u32 fp_horz_stretch, fp_vert_stretch, fp_horz_vert_active;
 	u32 fp_h_sync_strt_wid, fp_crtc_h_total_disp;
 	u32 fp_v_sync_strt_wid, fp_crtc_v_total_disp;
-	struct radeon_native_mode *native_mode = &radeon_crtc->native_mode;
+	struct drm_display_mode *native_mode = &radeon_crtc->native_mode;
 
 	fp_vert_stretch = RREG32(RADEON_FP_VERT_STRETCH) &
 		(RADEON_VERT_STRETCH_RESERVED |
@@ -94,19 +95,19 @@ static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 
 	fp_horz_vert_active = 0;
 
-	if (native_mode->panel_xres == 0 ||
-	    native_mode->panel_yres == 0) {
+	if (native_mode->hdisplay == 0 ||
+	    native_mode->vdisplay == 0) {
 		hscale = false;
 		vscale = false;
 	} else {
-		if (xres > native_mode->panel_xres)
-			xres = native_mode->panel_xres;
-		if (yres > native_mode->panel_yres)
-			yres = native_mode->panel_yres;
+		if (xres > native_mode->hdisplay)
+			xres = native_mode->hdisplay;
+		if (yres > native_mode->vdisplay)
+			yres = native_mode->vdisplay;
 
-		if (xres == native_mode->panel_xres)
+		if (xres == native_mode->hdisplay)
 			hscale = false;
-		if (yres == native_mode->panel_yres)
+		if (yres == native_mode->vdisplay)
 			vscale = false;
 	}
 
@@ -118,11 +119,11 @@ static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 		else {
 			inc = (fp_horz_stretch & RADEON_HORZ_AUTO_RATIO_INC) ? 1 : 0;
 			scale = ((xres + inc) * RADEON_HORZ_STRETCH_RATIO_MAX)
-				/ native_mode->panel_xres + 1;
+				/ native_mode->hdisplay + 1;
 			fp_horz_stretch |= (((scale) & RADEON_HORZ_STRETCH_RATIO_MASK) |
 					RADEON_HORZ_STRETCH_BLEND |
 					RADEON_HORZ_STRETCH_ENABLE |
-					((native_mode->panel_xres/8-1) << 16));
+					((native_mode->hdisplay/8-1) << 16));
 		}
 
 		if (!vscale)
@@ -130,11 +131,11 @@ static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 		else {
 			inc = (fp_vert_stretch & RADEON_VERT_AUTO_RATIO_INC) ? 1 : 0;
 			scale = ((yres + inc) * RADEON_VERT_STRETCH_RATIO_MAX)
-				/ native_mode->panel_yres + 1;
+				/ native_mode->vdisplay + 1;
 			fp_vert_stretch |= (((scale) & RADEON_VERT_STRETCH_RATIO_MASK) |
 					RADEON_VERT_STRETCH_ENABLE |
 					RADEON_VERT_STRETCH_BLEND |
-					((native_mode->panel_yres-1) << 12));
+					((native_mode->vdisplay-1) << 12));
 		}
 		break;
 	case RMX_CENTER:
@@ -174,8 +175,8 @@ static void radeon_legacy_rmx_mode_set(struct drm_crtc *crtc,
 						? RADEON_CRTC_V_SYNC_POL
 						: 0)));
 
-		fp_horz_vert_active = (((native_mode->panel_yres) & 0xfff) |
-				(((native_mode->panel_xres / 8) & 0x1ff) << 16));
+		fp_horz_vert_active = (((native_mode->vdisplay) & 0xfff) |
+				(((native_mode->hdisplay / 8) & 0x1ff) << 16));
 		break;
 	case RMX_OFF:
 	default:
@@ -340,6 +341,9 @@ void radeon_legacy_atom_set_surface(struct drm_crtc *crtc)
 	uint32_t crtc_pitch;
 
 	switch (crtc->fb->bits_per_pixel) {
+	case 8:
+		format = 2;
+		break;
 	case 15:      /*  555 */
 		format = 3;
 		break;
@@ -400,11 +404,33 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 	uint32_t crtc_offset, crtc_offset_cntl, crtc_tile_x0_y0 = 0;
 	uint32_t crtc_pitch, pitch_pixels;
 	uint32_t tiling_flags;
+	int format;
+	uint32_t gen_cntl_reg, gen_cntl_val;
 
 	DRM_DEBUG("\n");
 
 	radeon_fb = to_radeon_framebuffer(crtc->fb);
 
+	switch (crtc->fb->bits_per_pixel) {
+	case 8:
+		format = 2;
+		break;
+	case 15:      /*  555 */
+		format = 3;
+		break;
+	case 16:      /*  565 */
+		format = 4;
+		break;
+	case 24:      /*  RGB */
+		format = 5;
+		break;
+	case 32:      /* xRGB */
+		format = 6;
+		break;
+	default:
+		return false;
+	}
+
 	obj = radeon_fb->obj;
 	if (radeon_gem_object_pin(obj, RADEON_GEM_DOMAIN_VRAM, &base)) {
 		return -EINVAL;
@@ -457,6 +483,9 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 	} else {
 		int offset = y * pitch_pixels + x;
 		switch (crtc->fb->bits_per_pixel) {
+		case 8:
+			offset *= 1;
+			break;
 		case 15:
 		case 16:
 			offset *= 2;
@@ -475,6 +504,16 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 
 	base &= ~7;
 
+	if (radeon_crtc->crtc_id == 1)
+		gen_cntl_reg = RADEON_CRTC2_GEN_CNTL;
+	else
+		gen_cntl_reg = RADEON_CRTC_GEN_CNTL;
+
+	gen_cntl_val = RREG32(gen_cntl_reg);
+	gen_cntl_val &= ~(0xf << 8);
+	gen_cntl_val |= (format << 8);
+	WREG32(gen_cntl_reg, gen_cntl_val);
+
 	crtc_offset = (u32)base;
 
 	WREG32(RADEON_DISPLAY_BASE_ADDR + radeon_crtc->crtc_offset, radeon_crtc->legacy_display_base_addr);
@@ -493,6 +532,10 @@ int radeon_crtc_set_base(struct drm_crtc *crtc, int x, int y,
 		radeon_fb = to_radeon_framebuffer(old_fb);
 		radeon_gem_object_unpin(radeon_fb->obj);
 	}
+
+	/* Bytes per pixel may have changed */
+	radeon_bandwidth_update(rdev);
+
 	return 0;
 }
 
@@ -501,6 +544,7 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod
 	struct drm_device *dev = crtc->dev;
 	struct radeon_device *rdev = dev->dev_private;
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
+	struct drm_encoder *encoder;
 	int format;
 	int hsync_start;
 	int hsync_wid;
@@ -509,10 +553,24 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod
 	uint32_t crtc_h_sync_strt_wid;
 	uint32_t crtc_v_total_disp;
 	uint32_t crtc_v_sync_strt_wid;
+	bool is_tv = false;
 
 	DRM_DEBUG("\n");
+	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
+		if (encoder->crtc == crtc) {
+			struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+			if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
+				is_tv = true;
+				DRM_INFO("crtc %d is connected to a TV\n", radeon_crtc->crtc_id);
+				break;
+			}
+		}
+	}
 
 	switch (crtc->fb->bits_per_pixel) {
+	case 8:
+		format = 2;
+		break;
 	case 15:      /*  555 */
 		format = 3;
 		break;
@@ -610,6 +668,9 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod
 
 		WREG32(RADEON_DISP2_MERGE_CNTL, disp2_merge_cntl);
 		WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
+
+		WREG32(RADEON_FP_H2_SYNC_STRT_WID, crtc_h_sync_strt_wid);
+		WREG32(RADEON_FP_V2_SYNC_STRT_WID, crtc_v_sync_strt_wid);
 	} else {
 		uint32_t crtc_gen_cntl;
 		uint32_t crtc_ext_cntl;
@@ -642,6 +703,11 @@ static bool radeon_set_crtc_timing(struct drm_crtc *crtc, struct drm_display_mod
 		WREG32(RADEON_CRTC_EXT_CNTL, crtc_ext_cntl);
 	}
 
+	if (is_tv)
+		radeon_legacy_tv_adjust_crtc_reg(encoder, &crtc_h_total_disp,
+						 &crtc_h_sync_strt_wid, &crtc_v_total_disp,
+						 &crtc_v_sync_strt_wid);
+
 	WREG32(RADEON_CRTC_H_TOTAL_DISP + radeon_crtc->crtc_offset, crtc_h_total_disp);
 	WREG32(RADEON_CRTC_H_SYNC_STRT_WID + radeon_crtc->crtc_offset, crtc_h_sync_strt_wid);
 	WREG32(RADEON_CRTC_V_TOTAL_DISP + radeon_crtc->crtc_offset, crtc_v_total_disp);
@@ -668,7 +734,7 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 	uint32_t pll_ref_div = 0;
 	uint32_t pll_fb_post_div = 0;
 	uint32_t htotal_cntl = 0;
-
+	bool is_tv = false;
 	struct radeon_pll *pll;
 
 	struct {
@@ -703,6 +769,13 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 
 	list_for_each_entry(encoder, &dev->mode_config.encoder_list, head) {
 		if (encoder->crtc == crtc) {
+			struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+
+			if (radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT) {
+				is_tv = true;
+				break;
+			}
+
 			if (encoder->encoder_type != DRM_MODE_ENCODER_DAC)
 				pll_flags |= RADEON_PLL_NO_ODD_POST_DIV;
 			if (encoder->encoder_type == DRM_MODE_ENCODER_LVDS) {
@@ -766,6 +839,12 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 					  ~(RADEON_PIX2CLK_SRC_SEL_MASK)) |
 					 RADEON_PIX2CLK_SRC_SEL_P2PLLCLK);
 
+		if (is_tv) {
+			radeon_legacy_tv_adjust_pll2(encoder, &htotal_cntl,
+						     &pll_ref_div, &pll_fb_post_div,
+						     &pixclks_cntl);
+		}
+
 		WREG32_PLL_P(RADEON_PIXCLKS_CNTL,
 			     RADEON_PIX2CLK_SRC_SEL_CPUCLK,
 			     ~(RADEON_PIX2CLK_SRC_SEL_MASK));
@@ -820,6 +899,15 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 
 		WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
 	} else {
+		uint32_t pixclks_cntl;
+
+
+		if (is_tv) {
+			pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL);
+			radeon_legacy_tv_adjust_pll1(encoder, &htotal_cntl, &pll_ref_div,
+						     &pll_fb_post_div, &pixclks_cntl);
+		}
+
 		if (rdev->flags & RADEON_IS_MOBILITY) {
 			/* A temporal workaround for the occational blanking on certain laptop panels.
 			   This appears to related to the PLL divider registers (fail to lock?).
@@ -914,6 +1002,8 @@ static void radeon_set_pll(struct drm_crtc *crtc, struct drm_display_mode *mode)
 			     RADEON_VCLK_SRC_SEL_PPLLCLK,
 			     ~(RADEON_VCLK_SRC_SEL_MASK));
 
+		if (is_tv)
+			WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
 	}
 }
 
@@ -932,14 +1022,11 @@ static int radeon_crtc_mode_set(struct drm_crtc *crtc,
 				 int x, int y, struct drm_framebuffer *old_fb)
 {
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(crtc);
-	struct drm_device *dev = crtc->dev;
-	struct radeon_device *rdev = dev->dev_private;
 
 	/* TODO TV */
 	radeon_crtc_set_base(crtc, x, y, old_fb);
 	radeon_set_crtc_timing(crtc, adjusted_mode);
 	radeon_set_pll(crtc, adjusted_mode);
-	radeon_bandwidth_update(rdev);
 	if (radeon_crtc->crtc_id == 0) {
 		radeon_legacy_rmx_mode_set(crtc, mode, adjusted_mode);
 	} else {
@@ -970,6 +1057,7 @@ static const struct drm_crtc_helper_funcs legacy_helper_funcs = {
 	.mode_set_base = radeon_crtc_set_base,
 	.prepare = radeon_crtc_prepare,
 	.commit = radeon_crtc_commit,
+	.load_lut = radeon_crtc_load_lut,
 };
 
 
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
index 9322675ef6d0..00382122869b 100644
--- a/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
+++ b/drivers/gpu/drm/radeon/radeon_legacy_encoders.c
@@ -29,6 +29,15 @@
 #include "radeon.h"
 #include "atom.h"
 
+static void radeon_legacy_encoder_disable(struct drm_encoder *encoder)
+{
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct drm_encoder_helper_funcs *encoder_funcs;
+
+	encoder_funcs = encoder->helper_private;
+	encoder_funcs->dpms(encoder, DRM_MODE_DPMS_OFF);
+	radeon_encoder->active_device = 0;
+}
 
 static void radeon_legacy_lvds_dpms(struct drm_encoder *encoder, int mode)
 {
@@ -181,6 +190,8 @@ static bool radeon_legacy_lvds_mode_fixup(struct drm_encoder *encoder,
 {
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 
+	/* set the active encoder to connector routing */
+	radeon_encoder_set_active_device(encoder);
 	drm_mode_set_crtcinfo(adjusted_mode, 0);
 
 	if (radeon_encoder->rmx_type != RMX_OFF)
@@ -195,6 +206,7 @@ static const struct drm_encoder_helper_funcs radeon_legacy_lvds_helper_funcs = {
 	.prepare = radeon_legacy_lvds_prepare,
 	.mode_set = radeon_legacy_lvds_mode_set,
 	.commit = radeon_legacy_lvds_commit,
+	.disable = radeon_legacy_encoder_disable,
 };
 
 
@@ -206,7 +218,8 @@ static bool radeon_legacy_primary_dac_mode_fixup(struct drm_encoder *encoder,
 						 struct drm_display_mode *mode,
 						 struct drm_display_mode *adjusted_mode)
 {
-
+	/* set the active encoder to connector routing */
+	radeon_encoder_set_active_device(encoder);
 	drm_mode_set_crtcinfo(adjusted_mode, 0);
 
 	return true;
@@ -402,6 +415,7 @@ static const struct drm_encoder_helper_funcs radeon_legacy_primary_dac_helper_fu
 	.mode_set = radeon_legacy_primary_dac_mode_set,
 	.commit = radeon_legacy_primary_dac_commit,
 	.detect = radeon_legacy_primary_dac_detect,
+	.disable = radeon_legacy_encoder_disable,
 };
 
 
@@ -528,6 +542,14 @@ static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
 
     fp_gen_cntl &= ~(RADEON_FP_FPON | RADEON_FP_TMDS_EN);
 
+    fp_gen_cntl &= ~(RADEON_FP_RMX_HVSYNC_CONTROL_EN |
+		     RADEON_FP_DFP_SYNC_SEL |
+		     RADEON_FP_CRT_SYNC_SEL |
+		     RADEON_FP_CRTC_LOCK_8DOT |
+		     RADEON_FP_USE_SHADOW_EN |
+		     RADEON_FP_CRTC_USE_SHADOW_VEND |
+		     RADEON_FP_CRT_SYNC_ALT);
+
     if (1) /*  FIXME rgbBits == 8 */
 	    fp_gen_cntl |= RADEON_FP_PANEL_FORMAT;  /* 24 bit format */
     else
@@ -541,7 +563,7 @@ static void radeon_legacy_tmds_int_mode_set(struct drm_encoder *encoder,
 		    else
 			    fp_gen_cntl |= R200_FP_SOURCE_SEL_CRTC1;
 	    } else
-		    fp_gen_cntl |= RADEON_FP_SEL_CRTC1;
+		    fp_gen_cntl &= ~RADEON_FP_SEL_CRTC2;
     } else {
 	    if (ASIC_IS_R300(rdev) || rdev->family == CHIP_R200) {
 		    fp_gen_cntl &= ~R200_FP_SOURCE_SEL_MASK;
@@ -566,6 +588,7 @@ static const struct drm_encoder_helper_funcs radeon_legacy_tmds_int_helper_funcs
 	.prepare = radeon_legacy_tmds_int_prepare,
 	.mode_set = radeon_legacy_tmds_int_mode_set,
 	.commit = radeon_legacy_tmds_int_commit,
+	.disable = radeon_legacy_encoder_disable,
 };
 
 
@@ -577,7 +600,8 @@ static bool radeon_legacy_tmds_ext_mode_fixup(struct drm_encoder *encoder,
 					      struct drm_display_mode *mode,
 					      struct drm_display_mode *adjusted_mode)
 {
-
+	/* set the active encoder to connector routing */
+	radeon_encoder_set_active_device(encoder);
 	drm_mode_set_crtcinfo(adjusted_mode, 0);
 
 	return true;
@@ -706,6 +730,7 @@ static const struct drm_encoder_helper_funcs radeon_legacy_tmds_ext_helper_funcs
 	.prepare = radeon_legacy_tmds_ext_prepare,
 	.mode_set = radeon_legacy_tmds_ext_mode_set,
 	.commit = radeon_legacy_tmds_ext_commit,
+	.disable = radeon_legacy_encoder_disable,
 };
 
 
@@ -717,7 +742,8 @@ static bool radeon_legacy_tv_dac_mode_fixup(struct drm_encoder *encoder,
 					    struct drm_display_mode *mode,
 					    struct drm_display_mode *adjusted_mode)
 {
-
+	/* set the active encoder to connector routing */
+	radeon_encoder_set_active_device(encoder);
 	drm_mode_set_crtcinfo(adjusted_mode, 0);
 
 	return true;
@@ -727,17 +753,21 @@ static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
 {
 	struct drm_device *dev = encoder->dev;
 	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
 	uint32_t fp2_gen_cntl = 0, crtc2_gen_cntl = 0, tv_dac_cntl = 0;
-	/* uint32_t tv_master_cntl = 0; */
-
+	uint32_t tv_master_cntl = 0;
+	bool is_tv;
 	DRM_DEBUG("\n");
 
+	is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false;
+
 	if (rdev->family == CHIP_R200)
 		fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 	else {
-		crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
-		/*  FIXME TV */
-		/* tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL); */
+		if (is_tv)
+			tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL);
+		else
+			crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
 		tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
 	}
 
@@ -746,20 +776,23 @@ static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
 		if (rdev->family == CHIP_R200) {
 			fp2_gen_cntl |= (RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 		} else {
-			crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON;
-			/* tv_master_cntl |= RADEON_TV_ON; */
+			if (is_tv)
+				tv_master_cntl |= RADEON_TV_ON;
+			else
+				crtc2_gen_cntl |= RADEON_CRTC2_CRT2_ON;
+
 			if (rdev->family == CHIP_R420 ||
-					rdev->family == CHIP_R423 ||
-					rdev->family == CHIP_RV410)
+			    rdev->family == CHIP_R423 ||
+			    rdev->family == CHIP_RV410)
 				tv_dac_cntl &= ~(R420_TV_DAC_RDACPD |
-						R420_TV_DAC_GDACPD |
-						R420_TV_DAC_BDACPD |
-						RADEON_TV_DAC_BGSLEEP);
+						 R420_TV_DAC_GDACPD |
+						 R420_TV_DAC_BDACPD |
+						 RADEON_TV_DAC_BGSLEEP);
 			else
 				tv_dac_cntl &= ~(RADEON_TV_DAC_RDACPD |
-						RADEON_TV_DAC_GDACPD |
-						RADEON_TV_DAC_BDACPD |
-						RADEON_TV_DAC_BGSLEEP);
+						 RADEON_TV_DAC_GDACPD |
+						 RADEON_TV_DAC_BDACPD |
+						 RADEON_TV_DAC_BGSLEEP);
 		}
 		break;
 	case DRM_MODE_DPMS_STANDBY:
@@ -768,8 +801,11 @@ static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
 		if (rdev->family == CHIP_R200)
 			fp2_gen_cntl &= ~(RADEON_FP2_ON | RADEON_FP2_DVO_EN);
 		else {
-			crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
-			/* tv_master_cntl &= ~RADEON_TV_ON; */
+			if (is_tv)
+				tv_master_cntl &= ~RADEON_TV_ON;
+			else
+				crtc2_gen_cntl &= ~RADEON_CRTC2_CRT2_ON;
+
 			if (rdev->family == CHIP_R420 ||
 					rdev->family == CHIP_R423 ||
 					rdev->family == CHIP_RV410)
@@ -789,8 +825,10 @@ static void radeon_legacy_tv_dac_dpms(struct drm_encoder *encoder, int mode)
 	if (rdev->family == CHIP_R200) {
 		WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
 	} else {
-		WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
-		/* WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl); */
+		if (is_tv)
+			WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
+		else
+			WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
 		WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
 	}
 
@@ -831,11 +869,15 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 	struct radeon_device *rdev = dev->dev_private;
 	struct radeon_crtc *radeon_crtc = to_radeon_crtc(encoder->crtc);
 	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 	uint32_t tv_dac_cntl, gpiopad_a = 0, dac2_cntl, disp_output_cntl = 0;
-	uint32_t disp_hw_debug = 0, fp2_gen_cntl = 0;
+	uint32_t disp_hw_debug = 0, fp2_gen_cntl = 0, disp_tv_out_cntl = 0;
+	bool is_tv = false;
 
 	DRM_DEBUG("\n");
 
+	is_tv = radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT ? true : false;
+
 	if (rdev->family != CHIP_R200) {
 		tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
 		if (rdev->family == CHIP_R420 ||
@@ -846,7 +888,7 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 					R420_TV_DAC_DACADJ_MASK |
 					R420_TV_DAC_RDACPD |
 					R420_TV_DAC_GDACPD |
-					R420_TV_DAC_GDACPD |
+					R420_TV_DAC_BDACPD |
 					R420_TV_DAC_TVENABLE);
 		} else {
 			tv_dac_cntl &= ~(RADEON_TV_DAC_STD_MASK |
@@ -854,11 +896,11 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 					RADEON_TV_DAC_DACADJ_MASK |
 					RADEON_TV_DAC_RDACPD |
 					RADEON_TV_DAC_GDACPD |
-					RADEON_TV_DAC_GDACPD);
+					RADEON_TV_DAC_BDACPD);
 		}
 
 		/*  FIXME TV */
-		if (radeon_encoder->enc_priv) {
+		if (tv_dac) {
 			struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 			tv_dac_cntl |= (RADEON_TV_DAC_NBLANK |
 					RADEON_TV_DAC_NHOLD |
@@ -875,44 +917,93 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 	if (ASIC_IS_R300(rdev)) {
 		gpiopad_a = RREG32(RADEON_GPIOPAD_A) | 1;
 		disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
-	} else if (rdev->family == CHIP_R200)
-		fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
+	}
+
+	if (rdev->family == CHIP_R200 || ASIC_IS_R300(rdev))
+		disp_tv_out_cntl = RREG32(RADEON_DISP_TV_OUT_CNTL);
 	else
 		disp_hw_debug = RREG32(RADEON_DISP_HW_DEBUG);
 
-	dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL;
+	if (rdev->family == CHIP_R200)
+		fp2_gen_cntl = RREG32(RADEON_FP2_GEN_CNTL);
 
-	if (radeon_crtc->crtc_id == 0) {
-		if (ASIC_IS_R300(rdev)) {
-			disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
-			disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC;
-		} else if (rdev->family == CHIP_R200) {
-			fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
-					  RADEON_FP2_DVO_RATE_SEL_SDR);
-		} else
-			disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
+	if (is_tv) {
+		uint32_t dac_cntl;
+
+		dac_cntl = RREG32(RADEON_DAC_CNTL);
+		dac_cntl &= ~RADEON_DAC_TVO_EN;
+		WREG32(RADEON_DAC_CNTL, dac_cntl);
+
+		if (ASIC_IS_R300(rdev))
+			gpiopad_a = RREG32(RADEON_GPIOPAD_A) & ~1;
+
+		dac2_cntl = RREG32(RADEON_DAC_CNTL2) & ~RADEON_DAC2_DAC2_CLK_SEL;
+		if (radeon_crtc->crtc_id == 0) {
+			if (ASIC_IS_R300(rdev)) {
+				disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
+				disp_output_cntl |= (RADEON_DISP_TVDAC_SOURCE_CRTC |
+						     RADEON_DISP_TV_SOURCE_CRTC);
+			}
+			if (rdev->family >= CHIP_R200) {
+				disp_tv_out_cntl &= ~RADEON_DISP_TV_PATH_SRC_CRTC2;
+			} else {
+				disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
+			}
+		} else {
+			if (ASIC_IS_R300(rdev)) {
+				disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
+				disp_output_cntl |= RADEON_DISP_TV_SOURCE_CRTC;
+			}
+			if (rdev->family >= CHIP_R200) {
+				disp_tv_out_cntl |= RADEON_DISP_TV_PATH_SRC_CRTC2;
+			} else {
+				disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
+			}
+		}
+		WREG32(RADEON_DAC_CNTL2, dac2_cntl);
 	} else {
-		if (ASIC_IS_R300(rdev)) {
-			disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
-			disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
-		} else if (rdev->family == CHIP_R200) {
-			fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
-					  RADEON_FP2_DVO_RATE_SEL_SDR);
-			fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
-		} else
-			disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
-	}
 
-	WREG32(RADEON_DAC_CNTL2, dac2_cntl);
+		dac2_cntl = RREG32(RADEON_DAC_CNTL2) | RADEON_DAC2_DAC2_CLK_SEL;
+
+		if (radeon_crtc->crtc_id == 0) {
+			if (ASIC_IS_R300(rdev)) {
+				disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
+				disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC;
+			} else if (rdev->family == CHIP_R200) {
+				fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
+						  RADEON_FP2_DVO_RATE_SEL_SDR);
+			} else
+				disp_hw_debug |= RADEON_CRT2_DISP1_SEL;
+		} else {
+			if (ASIC_IS_R300(rdev)) {
+				disp_output_cntl &= ~RADEON_DISP_TVDAC_SOURCE_MASK;
+				disp_output_cntl |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
+			} else if (rdev->family == CHIP_R200) {
+				fp2_gen_cntl &= ~(R200_FP2_SOURCE_SEL_MASK |
+						  RADEON_FP2_DVO_RATE_SEL_SDR);
+				fp2_gen_cntl |= R200_FP2_SOURCE_SEL_CRTC2;
+			} else
+				disp_hw_debug &= ~RADEON_CRT2_DISP1_SEL;
+		}
+		WREG32(RADEON_DAC_CNTL2, dac2_cntl);
+	}
 
 	if (ASIC_IS_R300(rdev)) {
 		WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
-		WREG32(RADEON_DISP_TV_OUT_CNTL, disp_output_cntl);
-	} else if (rdev->family == CHIP_R200)
-		WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
+		WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
+	}
+
+	if (rdev->family >= CHIP_R200)
+		WREG32(RADEON_DISP_TV_OUT_CNTL, disp_tv_out_cntl);
 	else
 		WREG32(RADEON_DISP_HW_DEBUG, disp_hw_debug);
 
+	if (rdev->family == CHIP_R200)
+		WREG32(RADEON_FP2_GEN_CNTL, fp2_gen_cntl);
+
+	if (is_tv)
+		radeon_legacy_tv_mode_set(encoder, mode, adjusted_mode);
+
 	if (rdev->is_atom_bios)
 		radeon_atombios_encoder_crtc_scratch_regs(encoder, radeon_crtc->crtc_id);
 	else
@@ -920,6 +1011,141 @@ static void radeon_legacy_tv_dac_mode_set(struct drm_encoder *encoder,
 
 }
 
+static bool r300_legacy_tv_detect(struct drm_encoder *encoder,
+				  struct drm_connector *connector)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
+	uint32_t disp_output_cntl, gpiopad_a, tmp;
+	bool found = false;
+
+	/* save regs needed */
+	gpiopad_a = RREG32(RADEON_GPIOPAD_A);
+	dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
+	crtc2_gen_cntl = RREG32(RADEON_CRTC2_GEN_CNTL);
+	dac_ext_cntl = RREG32(RADEON_DAC_EXT_CNTL);
+	tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
+	disp_output_cntl = RREG32(RADEON_DISP_OUTPUT_CNTL);
+
+	WREG32_P(RADEON_GPIOPAD_A, 0, ~1);
+
+	WREG32(RADEON_DAC_CNTL2, RADEON_DAC2_DAC2_CLK_SEL);
+
+	WREG32(RADEON_CRTC2_GEN_CNTL,
+	       RADEON_CRTC2_CRT2_ON | RADEON_CRTC2_VSYNC_TRISTAT);
+
+	tmp = disp_output_cntl & ~RADEON_DISP_TVDAC_SOURCE_MASK;
+	tmp |= RADEON_DISP_TVDAC_SOURCE_CRTC2;
+	WREG32(RADEON_DISP_OUTPUT_CNTL, tmp);
+
+	WREG32(RADEON_DAC_EXT_CNTL,
+	       RADEON_DAC2_FORCE_BLANK_OFF_EN |
+	       RADEON_DAC2_FORCE_DATA_EN |
+	       RADEON_DAC_FORCE_DATA_SEL_RGB |
+	       (0xec << RADEON_DAC_FORCE_DATA_SHIFT));
+
+	WREG32(RADEON_TV_DAC_CNTL,
+	       RADEON_TV_DAC_STD_NTSC |
+	       (8 << RADEON_TV_DAC_BGADJ_SHIFT) |
+	       (6 << RADEON_TV_DAC_DACADJ_SHIFT));
+
+	RREG32(RADEON_TV_DAC_CNTL);
+	mdelay(4);
+
+	WREG32(RADEON_TV_DAC_CNTL,
+	       RADEON_TV_DAC_NBLANK |
+	       RADEON_TV_DAC_NHOLD |
+	       RADEON_TV_MONITOR_DETECT_EN |
+	       RADEON_TV_DAC_STD_NTSC |
+	       (8 << RADEON_TV_DAC_BGADJ_SHIFT) |
+	       (6 << RADEON_TV_DAC_DACADJ_SHIFT));
+
+	RREG32(RADEON_TV_DAC_CNTL);
+	mdelay(6);
+
+	tmp = RREG32(RADEON_TV_DAC_CNTL);
+	if ((tmp & RADEON_TV_DAC_GDACDET) != 0) {
+		found = true;
+		DRM_DEBUG("S-video TV connection detected\n");
+	} else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) {
+		found = true;
+		DRM_DEBUG("Composite TV connection detected\n");
+	}
+
+	WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
+	WREG32(RADEON_DAC_EXT_CNTL, dac_ext_cntl);
+	WREG32(RADEON_CRTC2_GEN_CNTL, crtc2_gen_cntl);
+	WREG32(RADEON_DISP_OUTPUT_CNTL, disp_output_cntl);
+	WREG32(RADEON_DAC_CNTL2, dac_cntl2);
+	WREG32_P(RADEON_GPIOPAD_A, gpiopad_a, ~1);
+	return found;
+}
+
+static bool radeon_legacy_tv_detect(struct drm_encoder *encoder,
+				    struct drm_connector *connector)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t tv_dac_cntl, dac_cntl2;
+	uint32_t config_cntl, tv_pre_dac_mux_cntl, tv_master_cntl, tmp;
+	bool found = false;
+
+	if (ASIC_IS_R300(rdev))
+		return r300_legacy_tv_detect(encoder, connector);
+
+	dac_cntl2 = RREG32(RADEON_DAC_CNTL2);
+	tv_master_cntl = RREG32(RADEON_TV_MASTER_CNTL);
+	tv_dac_cntl = RREG32(RADEON_TV_DAC_CNTL);
+	config_cntl = RREG32(RADEON_CONFIG_CNTL);
+	tv_pre_dac_mux_cntl = RREG32(RADEON_TV_PRE_DAC_MUX_CNTL);
+
+	tmp = dac_cntl2 & ~RADEON_DAC2_DAC2_CLK_SEL;
+	WREG32(RADEON_DAC_CNTL2, tmp);
+
+	tmp = tv_master_cntl | RADEON_TV_ON;
+	tmp &= ~(RADEON_TV_ASYNC_RST |
+		 RADEON_RESTART_PHASE_FIX |
+		 RADEON_CRT_FIFO_CE_EN |
+		 RADEON_TV_FIFO_CE_EN |
+		 RADEON_RE_SYNC_NOW_SEL_MASK);
+	tmp |= RADEON_TV_FIFO_ASYNC_RST | RADEON_CRT_ASYNC_RST;
+	WREG32(RADEON_TV_MASTER_CNTL, tmp);
+
+	tmp = RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD |
+		RADEON_TV_MONITOR_DETECT_EN | RADEON_TV_DAC_STD_NTSC |
+		(8 << RADEON_TV_DAC_BGADJ_SHIFT);
+
+	if (config_cntl & RADEON_CFG_ATI_REV_ID_MASK)
+		tmp |= (4 << RADEON_TV_DAC_DACADJ_SHIFT);
+	else
+		tmp |= (8 << RADEON_TV_DAC_DACADJ_SHIFT);
+	WREG32(RADEON_TV_DAC_CNTL, tmp);
+
+	tmp = RADEON_C_GRN_EN | RADEON_CMP_BLU_EN |
+		RADEON_RED_MX_FORCE_DAC_DATA |
+		RADEON_GRN_MX_FORCE_DAC_DATA |
+		RADEON_BLU_MX_FORCE_DAC_DATA |
+		(0x109 << RADEON_TV_FORCE_DAC_DATA_SHIFT);
+	WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tmp);
+
+	mdelay(3);
+	tmp = RREG32(RADEON_TV_DAC_CNTL);
+	if (tmp & RADEON_TV_DAC_GDACDET) {
+		found = true;
+		DRM_DEBUG("S-video TV connection detected\n");
+	} else if ((tmp & RADEON_TV_DAC_BDACDET) != 0) {
+		found = true;
+		DRM_DEBUG("Composite TV connection detected\n");
+	}
+
+	WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, tv_pre_dac_mux_cntl);
+	WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
+	WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
+	WREG32(RADEON_DAC_CNTL2, dac_cntl2);
+	return found;
+}
+
 static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder *encoder,
 							     struct drm_connector *connector)
 {
@@ -928,9 +1154,29 @@ static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder
 	uint32_t crtc2_gen_cntl, tv_dac_cntl, dac_cntl2, dac_ext_cntl;
 	uint32_t disp_hw_debug, disp_output_cntl, gpiopad_a, pixclks_cntl, tmp;
 	enum drm_connector_status found = connector_status_disconnected;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
 	bool color = true;
 
-	/*  FIXME tv */
+	if (connector->connector_type == DRM_MODE_CONNECTOR_SVIDEO ||
+	    connector->connector_type == DRM_MODE_CONNECTOR_Composite ||
+	    connector->connector_type == DRM_MODE_CONNECTOR_9PinDIN) {
+		bool tv_detect;
+
+		if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_TV_SUPPORT))
+			return connector_status_disconnected;
+
+		tv_detect = radeon_legacy_tv_detect(encoder, connector);
+		if (tv_detect && tv_dac)
+			found = connector_status_connected;
+		return found;
+	}
+
+	/* don't probe if the encoder is being used for something else not CRT related */
+	if (radeon_encoder->active_device && !(radeon_encoder->active_device & ATOM_DEVICE_CRT_SUPPORT)) {
+		DRM_INFO("not detecting due to %08x\n", radeon_encoder->active_device);
+		return connector_status_disconnected;
+	}
 
 	/* save the regs we need */
 	pixclks_cntl = RREG32_PLL(RADEON_PIXCLKS_CNTL);
@@ -1013,8 +1259,7 @@ static enum drm_connector_status radeon_legacy_tv_dac_detect(struct drm_encoder
 	}
 	WREG32_PLL(RADEON_PIXCLKS_CNTL, pixclks_cntl);
 
-	/* return found; */
-	return connector_status_disconnected;
+	return found;
 
 }
 
@@ -1025,6 +1270,7 @@ static const struct drm_encoder_helper_funcs radeon_legacy_tv_dac_helper_funcs =
 	.mode_set = radeon_legacy_tv_dac_mode_set,
 	.commit = radeon_legacy_tv_dac_commit,
 	.detect = radeon_legacy_tv_dac_detect,
+	.disable = radeon_legacy_encoder_disable,
 };
 
 
@@ -1032,6 +1278,30 @@ static const struct drm_encoder_funcs radeon_legacy_tv_dac_enc_funcs = {
 	.destroy = radeon_enc_destroy,
 };
 
+
+static struct radeon_encoder_int_tmds *radeon_legacy_get_tmds_info(struct radeon_encoder *encoder)
+{
+	struct drm_device *dev = encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder_int_tmds *tmds = NULL;
+	bool ret;
+
+	tmds = kzalloc(sizeof(struct radeon_encoder_int_tmds), GFP_KERNEL);
+
+	if (!tmds)
+		return NULL;
+
+	if (rdev->is_atom_bios)
+		ret = radeon_atombios_get_tmds_info(encoder, tmds);
+	else
+		ret = radeon_legacy_get_tmds_info_from_combios(encoder, tmds);
+
+	if (ret == false)
+		radeon_legacy_get_tmds_info_from_table(encoder, tmds);
+
+	return tmds;
+}
+
 void
 radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t supported_device)
 {
@@ -1055,7 +1325,10 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
 		return;
 
 	encoder = &radeon_encoder->base;
-	encoder->possible_crtcs = 0x3;
+	if (rdev->flags & RADEON_SINGLE_CRTC)
+		encoder->possible_crtcs = 0x1;
+	else
+		encoder->possible_crtcs = 0x3;
 	encoder->possible_clones = 0;
 
 	radeon_encoder->enc_priv = NULL;
@@ -1078,10 +1351,7 @@ radeon_add_legacy_encoder(struct drm_device *dev, uint32_t encoder_id, uint32_t
 	case ENCODER_OBJECT_ID_INTERNAL_TMDS1:
 		drm_encoder_init(dev, encoder, &radeon_legacy_tmds_int_enc_funcs, DRM_MODE_ENCODER_TMDS);
 		drm_encoder_helper_add(encoder, &radeon_legacy_tmds_int_helper_funcs);
-		if (rdev->is_atom_bios)
-			radeon_encoder->enc_priv = radeon_atombios_get_tmds_info(radeon_encoder);
-		else
-			radeon_encoder->enc_priv = radeon_combios_get_tmds_info(radeon_encoder);
+		radeon_encoder->enc_priv = radeon_legacy_get_tmds_info(radeon_encoder);
 		break;
 	case ENCODER_OBJECT_ID_INTERNAL_DAC1:
 		drm_encoder_init(dev, encoder, &radeon_legacy_primary_dac_enc_funcs, DRM_MODE_ENCODER_DAC);
diff --git a/drivers/gpu/drm/radeon/radeon_legacy_tv.c b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
new file mode 100644
index 000000000000..3a12bb0c0563
--- /dev/null
+++ b/drivers/gpu/drm/radeon/radeon_legacy_tv.c
@@ -0,0 +1,904 @@
+#include "drmP.h"
+#include "drm_crtc_helper.h"
+#include "radeon.h"
+
+/*
+ * Integrated TV out support based on the GATOS code by
+ * Federico Ulivi <fulivi@lycos.com>
+ */
+
+
+/*
+ * Limits of h/v positions (hPos & vPos)
+ */
+#define MAX_H_POSITION 5 /* Range: [-5..5], negative is on the left, 0 is default, positive is on the right */
+#define MAX_V_POSITION 5 /* Range: [-5..5], negative is up, 0 is default, positive is down */
+
+/*
+ * Unit for hPos (in TV clock periods)
+ */
+#define H_POS_UNIT 10
+
+/*
+ * Indexes in h. code timing table for horizontal line position adjustment
+ */
+#define H_TABLE_POS1 6
+#define H_TABLE_POS2 8
+
+/*
+ * Limits of hor. size (hSize)
+ */
+#define MAX_H_SIZE 5 /* Range: [-5..5], negative is smaller, positive is larger */
+
+/* tv standard constants */
+#define NTSC_TV_CLOCK_T 233
+#define NTSC_TV_VFTOTAL 1
+#define NTSC_TV_LINES_PER_FRAME 525
+#define NTSC_TV_ZERO_H_SIZE 479166
+#define NTSC_TV_H_SIZE_UNIT 9478
+
+#define PAL_TV_CLOCK_T 188
+#define PAL_TV_VFTOTAL 3
+#define PAL_TV_LINES_PER_FRAME 625
+#define PAL_TV_ZERO_H_SIZE 473200
+#define PAL_TV_H_SIZE_UNIT 9360
+
+/* tv pll setting for 27 mhz ref clk */
+#define NTSC_TV_PLL_M_27 22
+#define NTSC_TV_PLL_N_27 175
+#define NTSC_TV_PLL_P_27 5
+
+#define PAL_TV_PLL_M_27 113
+#define PAL_TV_PLL_N_27 668
+#define PAL_TV_PLL_P_27 3
+
+/* tv pll setting for 14 mhz ref clk */
+#define NTSC_TV_PLL_M_14 33
+#define NTSC_TV_PLL_N_14 693
+#define NTSC_TV_PLL_P_14 7
+
+#define VERT_LEAD_IN_LINES 2
+#define FRAC_BITS 0xe
+#define FRAC_MASK 0x3fff
+
+struct radeon_tv_mode_constants {
+	uint16_t hor_resolution;
+	uint16_t ver_resolution;
+	enum radeon_tv_std standard;
+	uint16_t hor_total;
+	uint16_t ver_total;
+	uint16_t hor_start;
+	uint16_t hor_syncstart;
+	uint16_t ver_syncstart;
+	unsigned def_restart;
+	uint16_t crtcPLL_N;
+	uint8_t  crtcPLL_M;
+	uint8_t  crtcPLL_post_div;
+	unsigned pix_to_tv;
+};
+
+static const uint16_t hor_timing_NTSC[] = {
+	0x0007,
+	0x003f,
+	0x0263,
+	0x0a24,
+	0x2a6b,
+	0x0a36,
+	0x126d, /* H_TABLE_POS1 */
+	0x1bfe,
+	0x1a8f, /* H_TABLE_POS2 */
+	0x1ec7,
+	0x3863,
+	0x1bfe,
+	0x1bfe,
+	0x1a2a,
+	0x1e95,
+	0x0e31,
+	0x201b,
+	0
+};
+
+static const uint16_t vert_timing_NTSC[] = {
+	0x2001,
+	0x200d,
+	0x1006,
+	0x0c06,
+	0x1006,
+	0x1818,
+	0x21e3,
+	0x1006,
+	0x0c06,
+	0x1006,
+	0x1817,
+	0x21d4,
+	0x0002,
+	0
+};
+
+static const uint16_t hor_timing_PAL[] = {
+	0x0007,
+	0x0058,
+	0x027c,
+	0x0a31,
+	0x2a77,
+	0x0a95,
+	0x124f, /* H_TABLE_POS1 */
+	0x1bfe,
+	0x1b22, /* H_TABLE_POS2 */
+	0x1ef9,
+	0x387c,
+	0x1bfe,
+	0x1bfe,
+	0x1b31,
+	0x1eb5,
+	0x0e43,
+	0x201b,
+	0
+};
+
+static const uint16_t vert_timing_PAL[] = 	{
+	0x2001,
+	0x200c,
+	0x1005,
+	0x0c05,
+	0x1005,
+	0x1401,
+	0x1821,
+	0x2240,
+	0x1005,
+	0x0c05,
+	0x1005,
+	0x1401,
+	0x1822,
+	0x2230,
+	0x0002,
+	0
+};
+
+/**********************************************************************
+ *
+ * availableModes
+ *
+ * Table of all allowed modes for tv output
+ *
+ **********************************************************************/
+static const struct radeon_tv_mode_constants available_tv_modes[] = {
+	{   /* NTSC timing for 27 Mhz ref clk */
+		800,                /* horResolution */
+		600,                /* verResolution */
+		TV_STD_NTSC,        /* standard */
+		990,                /* horTotal */
+		740,                /* verTotal */
+		813,                /* horStart */
+		824,                /* horSyncStart */
+		632,                /* verSyncStart */
+		625592,             /* defRestart */
+		592,                /* crtcPLL_N */
+		91,                 /* crtcPLL_M */
+		4,                  /* crtcPLL_postDiv */
+		1022,               /* pixToTV */
+	},
+	{   /* PAL timing for 27 Mhz ref clk */
+		800,               /* horResolution */
+		600,               /* verResolution */
+		TV_STD_PAL,        /* standard */
+		1144,              /* horTotal */
+		706,               /* verTotal */
+		812,               /* horStart */
+		824,               /* horSyncStart */
+		669,               /* verSyncStart */
+		696700,            /* defRestart */
+		1382,              /* crtcPLL_N */
+		231,               /* crtcPLL_M */
+		4,                 /* crtcPLL_postDiv */
+		759,               /* pixToTV */
+	},
+	{   /* NTSC timing for 14 Mhz ref clk */
+		800,                /* horResolution */
+		600,                /* verResolution */
+		TV_STD_NTSC,        /* standard */
+		1018,               /* horTotal */
+		727,                /* verTotal */
+		813,                /* horStart */
+		840,                /* horSyncStart */
+		633,                /* verSyncStart */
+		630627,             /* defRestart */
+		347,                /* crtcPLL_N */
+		14,                 /* crtcPLL_M */
+			8,                  /* crtcPLL_postDiv */
+		1022,               /* pixToTV */
+	},
+};
+
+#define N_AVAILABLE_MODES ARRAY_SIZE(available_tv_modes)
+
+static const struct radeon_tv_mode_constants *radeon_legacy_tv_get_std_mode(struct radeon_encoder *radeon_encoder,
+									    uint16_t *pll_ref_freq)
+{
+	struct drm_device *dev = radeon_encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_crtc *radeon_crtc;
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
+	const struct radeon_tv_mode_constants *const_ptr;
+	struct radeon_pll *pll;
+
+	radeon_crtc = to_radeon_crtc(radeon_encoder->base.crtc);
+	if (radeon_crtc->crtc_id == 1)
+		pll = &rdev->clock.p2pll;
+	else
+		pll = &rdev->clock.p1pll;
+
+	if (pll_ref_freq)
+		*pll_ref_freq = pll->reference_freq;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M) {
+		if (pll->reference_freq == 2700)
+			const_ptr = &available_tv_modes[0];
+		else
+			const_ptr = &available_tv_modes[2];
+	} else {
+		if (pll->reference_freq == 2700)
+			const_ptr = &available_tv_modes[1];
+		else
+			const_ptr = &available_tv_modes[1]; /* FIX ME */
+	}
+	return const_ptr;
+}
+
+static long YCOEF_value[5] = { 2, 2, 0, 4, 0 };
+static long YCOEF_EN_value[5] = { 1, 1, 0, 1, 0 };
+static long SLOPE_value[5] = { 1, 2, 2, 4, 8 };
+static long SLOPE_limit[5] = { 6, 5, 4, 3, 2 };
+
+static void radeon_wait_pll_lock(struct drm_encoder *encoder, unsigned n_tests,
+				 unsigned n_wait_loops, unsigned cnt_threshold)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t save_pll_test;
+	unsigned int i, j;
+
+	WREG32(RADEON_TEST_DEBUG_MUX, (RREG32(RADEON_TEST_DEBUG_MUX) & 0xffff60ff) | 0x100);
+	save_pll_test = RREG32_PLL(RADEON_PLL_TEST_CNTL);
+	WREG32_PLL(RADEON_PLL_TEST_CNTL, save_pll_test & ~RADEON_PLL_MASK_READ_B);
+
+	WREG8(RADEON_CLOCK_CNTL_INDEX, RADEON_PLL_TEST_CNTL);
+	for (i = 0; i < n_tests; i++) {
+		WREG8(RADEON_CLOCK_CNTL_DATA + 3, 0);
+		for (j = 0; j < n_wait_loops; j++)
+			if (RREG8(RADEON_CLOCK_CNTL_DATA + 3) >= cnt_threshold)
+				break;
+	}
+	WREG32_PLL(RADEON_PLL_TEST_CNTL, save_pll_test);
+	WREG32(RADEON_TEST_DEBUG_MUX, RREG32(RADEON_TEST_DEBUG_MUX) & 0xffffe0ff);
+}
+
+
+static void radeon_legacy_tv_write_fifo(struct radeon_encoder *radeon_encoder,
+					uint16_t addr, uint32_t value)
+{
+	struct drm_device *dev = radeon_encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t tmp;
+	int i = 0;
+
+	WREG32(RADEON_TV_HOST_WRITE_DATA, value);
+
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr);
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr | RADEON_HOST_FIFO_WT);
+
+	do {
+		tmp = RREG32(RADEON_TV_HOST_RD_WT_CNTL);
+		if ((tmp & RADEON_HOST_FIFO_WT_ACK) == 0)
+			break;
+		i++;
+	} while (i < 10000);
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, 0);
+}
+
+#if 0 /* included for completeness */
+static uint32_t radeon_legacy_tv_read_fifo(struct radeon_encoder *radeon_encoder, uint16_t addr)
+{
+	struct drm_device *dev = radeon_encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	uint32_t tmp;
+	int i = 0;
+
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr);
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, addr | RADEON_HOST_FIFO_RD);
+
+	do {
+		tmp = RREG32(RADEON_TV_HOST_RD_WT_CNTL);
+		if ((tmp & RADEON_HOST_FIFO_RD_ACK) == 0)
+			break;
+		i++;
+	} while (i < 10000);
+	WREG32(RADEON_TV_HOST_RD_WT_CNTL, 0);
+	return RREG32(RADEON_TV_HOST_READ_DATA);
+}
+#endif
+
+static uint16_t radeon_get_htiming_tables_addr(uint32_t tv_uv_adr)
+{
+	uint16_t h_table;
+
+	switch ((tv_uv_adr & RADEON_HCODE_TABLE_SEL_MASK) >> RADEON_HCODE_TABLE_SEL_SHIFT) {
+	case 0:
+		h_table = RADEON_TV_MAX_FIFO_ADDR_INTERNAL;
+		break;
+	case 1:
+		h_table = ((tv_uv_adr & RADEON_TABLE1_BOT_ADR_MASK) >> RADEON_TABLE1_BOT_ADR_SHIFT) * 2;
+		break;
+	case 2:
+		h_table = ((tv_uv_adr & RADEON_TABLE3_TOP_ADR_MASK) >> RADEON_TABLE3_TOP_ADR_SHIFT) * 2;
+		break;
+	default:
+		h_table = 0;
+		break;
+	}
+	return h_table;
+}
+
+static uint16_t radeon_get_vtiming_tables_addr(uint32_t tv_uv_adr)
+{
+	uint16_t v_table;
+
+	switch ((tv_uv_adr & RADEON_VCODE_TABLE_SEL_MASK) >> RADEON_VCODE_TABLE_SEL_SHIFT) {
+	case 0:
+		v_table = ((tv_uv_adr & RADEON_MAX_UV_ADR_MASK) >> RADEON_MAX_UV_ADR_SHIFT) * 2 + 1;
+		break;
+	case 1:
+		v_table = ((tv_uv_adr & RADEON_TABLE1_BOT_ADR_MASK) >> RADEON_TABLE1_BOT_ADR_SHIFT) * 2 + 1;
+		break;
+	case 2:
+		v_table = ((tv_uv_adr & RADEON_TABLE3_TOP_ADR_MASK) >> RADEON_TABLE3_TOP_ADR_SHIFT) * 2 + 1;
+		break;
+	default:
+		v_table = 0;
+		break;
+	}
+	return v_table;
+}
+
+static void radeon_restore_tv_timing_tables(struct radeon_encoder *radeon_encoder)
+{
+	struct drm_device *dev = radeon_encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
+	uint16_t h_table, v_table;
+	uint32_t tmp;
+	int i;
+
+	WREG32(RADEON_TV_UV_ADR, tv_dac->tv.tv_uv_adr);
+	h_table = radeon_get_htiming_tables_addr(tv_dac->tv.tv_uv_adr);
+	v_table = radeon_get_vtiming_tables_addr(tv_dac->tv.tv_uv_adr);
+
+	for (i = 0; i < MAX_H_CODE_TIMING_LEN; i += 2, h_table--) {
+		tmp = ((uint32_t)tv_dac->tv.h_code_timing[i] << 14) | ((uint32_t)tv_dac->tv.h_code_timing[i+1]);
+		radeon_legacy_tv_write_fifo(radeon_encoder, h_table, tmp);
+		if (tv_dac->tv.h_code_timing[i] == 0 || tv_dac->tv.h_code_timing[i + 1] == 0)
+			break;
+	}
+	for (i = 0; i < MAX_V_CODE_TIMING_LEN; i += 2, v_table++) {
+		tmp = ((uint32_t)tv_dac->tv.v_code_timing[i+1] << 14) | ((uint32_t)tv_dac->tv.v_code_timing[i]);
+		radeon_legacy_tv_write_fifo(radeon_encoder, v_table, tmp);
+		if (tv_dac->tv.v_code_timing[i] == 0 || tv_dac->tv.v_code_timing[i + 1] == 0)
+			break;
+	}
+}
+
+static void radeon_legacy_write_tv_restarts(struct radeon_encoder *radeon_encoder)
+{
+	struct drm_device *dev = radeon_encoder->base.dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
+	WREG32(RADEON_TV_FRESTART, tv_dac->tv.frestart);
+	WREG32(RADEON_TV_HRESTART, tv_dac->tv.hrestart);
+	WREG32(RADEON_TV_VRESTART, tv_dac->tv.vrestart);
+}
+
+static bool radeon_legacy_tv_init_restarts(struct drm_encoder *encoder)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
+	struct radeon_crtc *radeon_crtc;
+	int restart;
+	unsigned int h_total, v_total, f_total;
+	int v_offset, h_offset;
+	u16 p1, p2, h_inc;
+	bool h_changed;
+	const struct radeon_tv_mode_constants *const_ptr;
+	struct radeon_pll *pll;
+
+	radeon_crtc = to_radeon_crtc(radeon_encoder->base.crtc);
+	if (radeon_crtc->crtc_id == 1)
+		pll = &rdev->clock.p2pll;
+	else
+		pll = &rdev->clock.p1pll;
+
+	const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
+	if (!const_ptr)
+		return false;
+
+	h_total = const_ptr->hor_total;
+	v_total = const_ptr->ver_total;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60)
+		f_total = NTSC_TV_VFTOTAL + 1;
+	else
+		f_total = PAL_TV_VFTOTAL + 1;
+
+	/* adjust positions 1&2 in hor. cod timing table */
+	h_offset = tv_dac->h_pos * H_POS_UNIT;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M) {
+		h_offset -= 50;
+		p1 = hor_timing_NTSC[H_TABLE_POS1];
+		p2 = hor_timing_NTSC[H_TABLE_POS2];
+	} else {
+		p1 = hor_timing_PAL[H_TABLE_POS1];
+		p2 = hor_timing_PAL[H_TABLE_POS2];
+	}
+
+	p1 = (u16)((int)p1 + h_offset);
+	p2 = (u16)((int)p2 - h_offset);
+
+	h_changed = (p1 != tv_dac->tv.h_code_timing[H_TABLE_POS1] ||
+		     p2 != tv_dac->tv.h_code_timing[H_TABLE_POS2]);
+
+	tv_dac->tv.h_code_timing[H_TABLE_POS1] = p1;
+	tv_dac->tv.h_code_timing[H_TABLE_POS2] = p2;
+
+	/* Convert hOffset from n. of TV clock periods to n. of CRTC clock periods (CRTC pixels) */
+	h_offset = (h_offset * (int)(const_ptr->pix_to_tv)) / 1000;
+
+	/* adjust restart */
+	restart = const_ptr->def_restart;
+
+	/*
+	 * convert v_pos TV lines to n. of CRTC pixels
+	 */
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60)
+		v_offset = ((int)(v_total * h_total) * 2 * tv_dac->v_pos) / (int)(NTSC_TV_LINES_PER_FRAME);
+	else
+		v_offset = ((int)(v_total * h_total) * 2 * tv_dac->v_pos) / (int)(PAL_TV_LINES_PER_FRAME);
+
+	restart -= v_offset + h_offset;
+
+	DRM_DEBUG("compute_restarts: def = %u h = %d v = %d, p1 = %04x, p2 = %04x, restart = %d\n",
+		  const_ptr->def_restart, tv_dac->h_pos, tv_dac->v_pos, p1, p2, restart);
+
+	tv_dac->tv.hrestart = restart % h_total;
+	restart /= h_total;
+	tv_dac->tv.vrestart = restart % v_total;
+	restart /= v_total;
+	tv_dac->tv.frestart = restart % f_total;
+
+	DRM_DEBUG("compute_restart: F/H/V=%u,%u,%u\n",
+		  (unsigned)tv_dac->tv.frestart,
+		  (unsigned)tv_dac->tv.vrestart,
+		  (unsigned)tv_dac->tv.hrestart);
+
+	/* compute h_inc from hsize */
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M)
+		h_inc = (u16)((int)(const_ptr->hor_resolution * 4096 * NTSC_TV_CLOCK_T) /
+			      (tv_dac->h_size * (int)(NTSC_TV_H_SIZE_UNIT) + (int)(NTSC_TV_ZERO_H_SIZE)));
+	else
+		h_inc = (u16)((int)(const_ptr->hor_resolution * 4096 * PAL_TV_CLOCK_T) /
+			      (tv_dac->h_size * (int)(PAL_TV_H_SIZE_UNIT) + (int)(PAL_TV_ZERO_H_SIZE)));
+
+	tv_dac->tv.timing_cntl = (tv_dac->tv.timing_cntl & ~RADEON_H_INC_MASK) |
+		((u32)h_inc << RADEON_H_INC_SHIFT);
+
+	DRM_DEBUG("compute_restart: h_size = %d h_inc = %d\n", tv_dac->h_size, h_inc);
+
+	return h_changed;
+}
+
+void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
+			       struct drm_display_mode *mode,
+			       struct drm_display_mode *adjusted_mode)
+{
+	struct drm_device *dev = encoder->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	struct radeon_encoder_tv_dac *tv_dac = radeon_encoder->enc_priv;
+	const struct radeon_tv_mode_constants *const_ptr;
+	struct radeon_crtc *radeon_crtc;
+	int i;
+	uint16_t pll_ref_freq;
+	uint32_t vert_space, flicker_removal, tmp;
+	uint32_t tv_master_cntl, tv_rgb_cntl, tv_dac_cntl;
+	uint32_t tv_modulator_cntl1, tv_modulator_cntl2;
+	uint32_t tv_vscaler_cntl1, tv_vscaler_cntl2;
+	uint32_t tv_pll_cntl, tv_pll_cntl1, tv_ftotal;
+	uint32_t tv_y_fall_cntl, tv_y_rise_cntl, tv_y_saw_tooth_cntl;
+	uint32_t m, n, p;
+	const uint16_t *hor_timing;
+	const uint16_t *vert_timing;
+
+	const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, &pll_ref_freq);
+	if (!const_ptr)
+		return;
+
+	radeon_crtc = to_radeon_crtc(encoder->crtc);
+
+	tv_master_cntl = (RADEON_VIN_ASYNC_RST |
+			  RADEON_CRT_FIFO_CE_EN |
+			  RADEON_TV_FIFO_CE_EN |
+			  RADEON_TV_ON);
+
+	if (!ASIC_IS_R300(rdev))
+		tv_master_cntl |= RADEON_TVCLK_ALWAYS_ONb;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J)
+		tv_master_cntl |= RADEON_RESTART_PHASE_FIX;
+
+	tv_modulator_cntl1 = (RADEON_SLEW_RATE_LIMIT |
+			      RADEON_SYNC_TIP_LEVEL |
+			      RADEON_YFLT_EN |
+			      RADEON_UVFLT_EN |
+			      (6 << RADEON_CY_FILT_BLEND_SHIFT));
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J) {
+		tv_modulator_cntl1 |= (0x46 << RADEON_SET_UP_LEVEL_SHIFT) |
+			(0x3b << RADEON_BLANK_LEVEL_SHIFT);
+		tv_modulator_cntl2 = (-111 & RADEON_TV_U_BURST_LEVEL_MASK) |
+			((0 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
+	} else if (tv_dac->tv_std == TV_STD_SCART_PAL) {
+		tv_modulator_cntl1 |= RADEON_ALT_PHASE_EN;
+		tv_modulator_cntl2 = (0 & RADEON_TV_U_BURST_LEVEL_MASK) |
+			((0 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
+	} else {
+		tv_modulator_cntl1 |= RADEON_ALT_PHASE_EN |
+			(0x3b << RADEON_SET_UP_LEVEL_SHIFT) |
+			(0x3b << RADEON_BLANK_LEVEL_SHIFT);
+		tv_modulator_cntl2 = (-78 & RADEON_TV_U_BURST_LEVEL_MASK) |
+			((62 & RADEON_TV_V_BURST_LEVEL_MASK) << RADEON_TV_V_BURST_LEVEL_SHIFT);
+	}
+
+
+	tv_rgb_cntl = (RADEON_RGB_DITHER_EN
+		       | RADEON_TVOUT_SCALE_EN
+		       | (0x0b << RADEON_UVRAM_READ_MARGIN_SHIFT)
+		       | (0x07 << RADEON_FIFORAM_FFMACRO_READ_MARGIN_SHIFT)
+		       | RADEON_RGB_ATTEN_SEL(0x3)
+		       | RADEON_RGB_ATTEN_VAL(0xc));
+
+	if (radeon_crtc->crtc_id == 1)
+		tv_rgb_cntl |= RADEON_RGB_SRC_SEL_CRTC2;
+	else {
+		if (radeon_crtc->rmx_type != RMX_OFF)
+			tv_rgb_cntl |= RADEON_RGB_SRC_SEL_RMX;
+		else
+			tv_rgb_cntl |= RADEON_RGB_SRC_SEL_CRTC1;
+	}
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60)
+		vert_space = const_ptr->ver_total * 2 * 10000 / NTSC_TV_LINES_PER_FRAME;
+	else
+		vert_space = const_ptr->ver_total * 2 * 10000 / PAL_TV_LINES_PER_FRAME;
+
+	tmp = RREG32(RADEON_TV_VSCALER_CNTL1);
+	tmp &= 0xe3ff0000;
+	tmp |= (vert_space * (1 << FRAC_BITS) / 10000);
+	tv_vscaler_cntl1 = tmp;
+
+	if (pll_ref_freq == 2700)
+		tv_vscaler_cntl1 |= RADEON_RESTART_FIELD;
+
+	if (const_ptr->hor_resolution == 1024)
+		tv_vscaler_cntl1 |= (4 << RADEON_Y_DEL_W_SIG_SHIFT);
+	else
+		tv_vscaler_cntl1 |= (2 << RADEON_Y_DEL_W_SIG_SHIFT);
+
+	/* scale up for int divide */
+	tmp = const_ptr->ver_total * 2 * 1000;
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60) {
+		tmp /= NTSC_TV_LINES_PER_FRAME;
+	} else {
+		tmp /= PAL_TV_LINES_PER_FRAME;
+	}
+	flicker_removal = (tmp + 500) / 1000;
+
+	if (flicker_removal < 3)
+		flicker_removal = 3;
+	for (i = 0; i < 6; ++i) {
+		if (flicker_removal == SLOPE_limit[i])
+			break;
+	}
+
+	tv_y_saw_tooth_cntl = (vert_space * SLOPE_value[i] * (1 << (FRAC_BITS - 1)) +
+				5001) / 10000 / 8 | ((SLOPE_value[i] *
+				(1 << (FRAC_BITS - 1)) / 8) << 16);
+	tv_y_fall_cntl =
+		(YCOEF_EN_value[i] << 17) | ((YCOEF_value[i] * (1 << 8) / 8) << 24) |
+		RADEON_Y_FALL_PING_PONG | (272 * SLOPE_value[i] / 8) * (1 << (FRAC_BITS - 1)) /
+		1024;
+	tv_y_rise_cntl = RADEON_Y_RISE_PING_PONG|
+		(flicker_removal * 1024 - 272) * SLOPE_value[i] / 8 * (1 << (FRAC_BITS - 1)) / 1024;
+
+	tv_vscaler_cntl2 = RREG32(RADEON_TV_VSCALER_CNTL2) & 0x00fffff0;
+	tv_vscaler_cntl2 |= (0x10 << 24) |
+		RADEON_DITHER_MODE |
+		RADEON_Y_OUTPUT_DITHER_EN |
+		RADEON_UV_OUTPUT_DITHER_EN |
+		RADEON_UV_TO_BUF_DITHER_EN;
+
+	tmp = (tv_vscaler_cntl1 >> RADEON_UV_INC_SHIFT) & RADEON_UV_INC_MASK;
+	tmp = ((16384 * 256 * 10) / tmp + 5) / 10;
+	tmp = (tmp << RADEON_UV_OUTPUT_POST_SCALE_SHIFT) | 0x000b0000;
+	tv_dac->tv.timing_cntl = tmp;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60)
+		tv_dac_cntl = tv_dac->ntsc_tvdac_adj;
+	else
+		tv_dac_cntl = tv_dac->pal_tvdac_adj;
+
+	tv_dac_cntl |= RADEON_TV_DAC_NBLANK | RADEON_TV_DAC_NHOLD;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J)
+		tv_dac_cntl |= RADEON_TV_DAC_STD_NTSC;
+	else
+		tv_dac_cntl |= RADEON_TV_DAC_STD_PAL;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J) {
+		if (pll_ref_freq == 2700) {
+			m = NTSC_TV_PLL_M_27;
+			n = NTSC_TV_PLL_N_27;
+			p = NTSC_TV_PLL_P_27;
+		} else {
+			m = NTSC_TV_PLL_M_14;
+			n = NTSC_TV_PLL_N_14;
+			p = NTSC_TV_PLL_P_14;
+		}
+	} else {
+		if (pll_ref_freq == 2700) {
+			m = PAL_TV_PLL_M_27;
+			n = PAL_TV_PLL_N_27;
+			p = PAL_TV_PLL_P_27;
+		} else {
+			m = PAL_TV_PLL_M_27;
+			n = PAL_TV_PLL_N_27;
+			p = PAL_TV_PLL_P_27;
+		}
+	}
+
+	tv_pll_cntl = (m & RADEON_TV_M0LO_MASK) |
+		(((m >> 8) & RADEON_TV_M0HI_MASK) << RADEON_TV_M0HI_SHIFT) |
+		((n & RADEON_TV_N0LO_MASK) << RADEON_TV_N0LO_SHIFT) |
+		(((n >> 9) & RADEON_TV_N0HI_MASK) << RADEON_TV_N0HI_SHIFT) |
+		((p & RADEON_TV_P_MASK) << RADEON_TV_P_SHIFT);
+
+	tv_pll_cntl1 = (((4 & RADEON_TVPCP_MASK) << RADEON_TVPCP_SHIFT) |
+			((4 & RADEON_TVPVG_MASK) << RADEON_TVPVG_SHIFT) |
+			((1 & RADEON_TVPDC_MASK) << RADEON_TVPDC_SHIFT) |
+			RADEON_TVCLK_SRC_SEL_TVPLL |
+			RADEON_TVPLL_TEST_DIS);
+
+	tv_dac->tv.tv_uv_adr = 0xc8;
+
+	if (tv_dac->tv_std == TV_STD_NTSC ||
+	    tv_dac->tv_std == TV_STD_NTSC_J ||
+	    tv_dac->tv_std == TV_STD_PAL_M ||
+	    tv_dac->tv_std == TV_STD_PAL_60) {
+		tv_ftotal = NTSC_TV_VFTOTAL;
+		hor_timing = hor_timing_NTSC;
+		vert_timing = vert_timing_NTSC;
+	} else {
+		hor_timing = hor_timing_PAL;
+		vert_timing = vert_timing_PAL;
+		tv_ftotal = PAL_TV_VFTOTAL;
+	}
+
+	for (i = 0; i < MAX_H_CODE_TIMING_LEN; i++) {
+		if ((tv_dac->tv.h_code_timing[i] = hor_timing[i]) == 0)
+			break;
+	}
+
+	for (i = 0; i < MAX_V_CODE_TIMING_LEN; i++) {
+		if ((tv_dac->tv.v_code_timing[i] = vert_timing[i]) == 0)
+			break;
+	}
+
+	radeon_legacy_tv_init_restarts(encoder);
+
+	/* play with DAC_CNTL */
+	/* play with GPIOPAD_A */
+	/* DISP_OUTPUT_CNTL */
+	/* use reference freq */
+
+	/* program the TV registers */
+	WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST |
+				       RADEON_CRT_ASYNC_RST | RADEON_TV_FIFO_ASYNC_RST));
+
+	tmp = RREG32(RADEON_TV_DAC_CNTL);
+	tmp &= ~RADEON_TV_DAC_NBLANK;
+	tmp |= RADEON_TV_DAC_BGSLEEP |
+		RADEON_TV_DAC_RDACPD |
+		RADEON_TV_DAC_GDACPD |
+		RADEON_TV_DAC_BDACPD;
+	WREG32(RADEON_TV_DAC_CNTL, tmp);
+
+	/* TV PLL */
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVCLK_SRC_SEL_TVPLL);
+	WREG32_PLL(RADEON_TV_PLL_CNTL, tv_pll_cntl);
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, RADEON_TVPLL_RESET, ~RADEON_TVPLL_RESET);
+
+	radeon_wait_pll_lock(encoder, 200, 800, 135);
+
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVPLL_RESET);
+
+	radeon_wait_pll_lock(encoder, 300, 160, 27);
+	radeon_wait_pll_lock(encoder, 200, 800, 135);
+
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~0xf);
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, RADEON_TVCLK_SRC_SEL_TVPLL, ~RADEON_TVCLK_SRC_SEL_TVPLL);
+
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, (1 << RADEON_TVPDC_SHIFT), ~RADEON_TVPDC_MASK);
+	WREG32_PLL_P(RADEON_TV_PLL_CNTL1, 0, ~RADEON_TVPLL_SLEEP);
+
+	/* TV HV */
+	WREG32(RADEON_TV_RGB_CNTL, tv_rgb_cntl);
+	WREG32(RADEON_TV_HTOTAL, const_ptr->hor_total - 1);
+	WREG32(RADEON_TV_HDISP, const_ptr->hor_resolution - 1);
+	WREG32(RADEON_TV_HSTART, const_ptr->hor_start);
+
+	WREG32(RADEON_TV_VTOTAL, const_ptr->ver_total - 1);
+	WREG32(RADEON_TV_VDISP, const_ptr->ver_resolution - 1);
+	WREG32(RADEON_TV_FTOTAL, tv_ftotal);
+	WREG32(RADEON_TV_VSCALER_CNTL1, tv_vscaler_cntl1);
+	WREG32(RADEON_TV_VSCALER_CNTL2, tv_vscaler_cntl2);
+
+	WREG32(RADEON_TV_Y_FALL_CNTL, tv_y_fall_cntl);
+	WREG32(RADEON_TV_Y_RISE_CNTL, tv_y_rise_cntl);
+	WREG32(RADEON_TV_Y_SAW_TOOTH_CNTL, tv_y_saw_tooth_cntl);
+
+	WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST |
+				       RADEON_CRT_ASYNC_RST));
+
+	/* TV restarts */
+	radeon_legacy_write_tv_restarts(radeon_encoder);
+
+	/* tv timings */
+	radeon_restore_tv_timing_tables(radeon_encoder);
+
+	WREG32(RADEON_TV_MASTER_CNTL, (tv_master_cntl | RADEON_TV_ASYNC_RST));
+
+	/* tv std */
+	WREG32(RADEON_TV_SYNC_CNTL, (RADEON_SYNC_PUB | RADEON_TV_SYNC_IO_DRIVE));
+	WREG32(RADEON_TV_TIMING_CNTL, tv_dac->tv.timing_cntl);
+	WREG32(RADEON_TV_MODULATOR_CNTL1, tv_modulator_cntl1);
+	WREG32(RADEON_TV_MODULATOR_CNTL2, tv_modulator_cntl2);
+	WREG32(RADEON_TV_PRE_DAC_MUX_CNTL, (RADEON_Y_RED_EN |
+					    RADEON_C_GRN_EN |
+					    RADEON_CMP_BLU_EN |
+					    RADEON_DAC_DITHER_EN));
+
+	WREG32(RADEON_TV_CRC_CNTL, 0);
+
+	WREG32(RADEON_TV_MASTER_CNTL, tv_master_cntl);
+
+	WREG32(RADEON_TV_GAIN_LIMIT_SETTINGS, ((0x17f << RADEON_UV_GAIN_LIMIT_SHIFT) |
+					       (0x5ff << RADEON_Y_GAIN_LIMIT_SHIFT)));
+	WREG32(RADEON_TV_LINEAR_GAIN_SETTINGS, ((0x100 << RADEON_UV_GAIN_SHIFT) |
+						(0x100 << RADEON_Y_GAIN_SHIFT)));
+
+	WREG32(RADEON_TV_DAC_CNTL, tv_dac_cntl);
+
+}
+
+void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
+				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
+				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid)
+{
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	const struct radeon_tv_mode_constants *const_ptr;
+	uint32_t tmp;
+
+	const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
+	if (!const_ptr)
+		return;
+
+	*h_total_disp = (((const_ptr->hor_resolution / 8) - 1) << RADEON_CRTC_H_DISP_SHIFT) |
+		(((const_ptr->hor_total / 8) - 1) << RADEON_CRTC_H_TOTAL_SHIFT);
+
+	tmp = *h_sync_strt_wid;
+	tmp &= ~(RADEON_CRTC_H_SYNC_STRT_PIX | RADEON_CRTC_H_SYNC_STRT_CHAR);
+	tmp |= (((const_ptr->hor_syncstart / 8) - 1) << RADEON_CRTC_H_SYNC_STRT_CHAR_SHIFT) |
+		(const_ptr->hor_syncstart & 7);
+	*h_sync_strt_wid = tmp;
+
+	*v_total_disp = ((const_ptr->ver_resolution - 1) << RADEON_CRTC_V_DISP_SHIFT) |
+		((const_ptr->ver_total - 1) << RADEON_CRTC_V_TOTAL_SHIFT);
+
+	tmp = *v_sync_strt_wid;
+	tmp &= ~RADEON_CRTC_V_SYNC_STRT;
+	tmp |= ((const_ptr->ver_syncstart - 1) << RADEON_CRTC_V_SYNC_STRT_SHIFT);
+	*v_sync_strt_wid = tmp;
+}
+
+static inline int get_post_div(int value)
+{
+	int post_div;
+	switch (value) {
+	case 1: post_div = 0; break;
+	case 2: post_div = 1; break;
+	case 3: post_div = 4; break;
+	case 4: post_div = 2; break;
+	case 6: post_div = 6; break;
+	case 8: post_div = 3; break;
+	case 12: post_div = 7; break;
+	case 16:
+	default: post_div = 5; break;
+	}
+	return post_div;
+}
+
+void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
+				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
+				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl)
+{
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	const struct radeon_tv_mode_constants *const_ptr;
+
+	const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
+	if (!const_ptr)
+		return;
+
+	*htotal_cntl = (const_ptr->hor_total & 0x7) | RADEON_HTOT_CNTL_VGA_EN;
+
+	*ppll_ref_div = const_ptr->crtcPLL_M;
+
+	*ppll_div_3 = (const_ptr->crtcPLL_N & 0x7ff) | (get_post_div(const_ptr->crtcPLL_post_div) << 16);
+	*pixclks_cntl &= ~(RADEON_PIX2CLK_SRC_SEL_MASK | RADEON_PIXCLK_TV_SRC_SEL);
+	*pixclks_cntl |= RADEON_PIX2CLK_SRC_SEL_P2PLLCLK;
+}
+
+void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
+				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
+				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl)
+{
+	struct radeon_encoder *radeon_encoder = to_radeon_encoder(encoder);
+	const struct radeon_tv_mode_constants *const_ptr;
+
+	const_ptr = radeon_legacy_tv_get_std_mode(radeon_encoder, NULL);
+	if (!const_ptr)
+		return;
+
+	*htotal2_cntl = (const_ptr->hor_total & 0x7);
+
+	*p2pll_ref_div = const_ptr->crtcPLL_M;
+
+	*p2pll_div_0 = (const_ptr->crtcPLL_N & 0x7ff) | (get_post_div(const_ptr->crtcPLL_post_div) << 16);
+	*pixclks_cntl &= ~RADEON_PIX2CLK_SRC_SEL_MASK;
+	*pixclks_cntl |= RADEON_PIX2CLK_SRC_SEL_P2PLLCLK | RADEON_PIXCLK_TV_SRC_SEL;
+}
+
diff --git a/drivers/gpu/drm/radeon/radeon_microcode.h b/drivers/gpu/drm/radeon/radeon_microcode.h
deleted file mode 100644
index a348c9e7db1c..000000000000
--- a/drivers/gpu/drm/radeon/radeon_microcode.h
+++ /dev/null
@@ -1,1844 +0,0 @@
-/*
- * Copyright 2007 Advanced Micro Devices, Inc.
- * All Rights Reserved.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice (including the next
- * paragraph) shall be included in all copies or substantial portions of the
- * Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
- * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
- * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
- * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
- *
- */
-
-#ifndef RADEON_MICROCODE_H
-#define RADEON_MICROCODE_H
-
-/* production radeon ucode r1xx-r6xx */
-static const u32 R100_cp_microcode[][2] = {
-    { 0x21007000, 0000000000 },
-    { 0x20007000, 0000000000 },
-    { 0x000000b4, 0x00000004 },
-    { 0x000000b8, 0x00000004 },
-    { 0x6f5b4d4c, 0000000000 },
-    { 0x4c4c427f, 0000000000 },
-    { 0x5b568a92, 0000000000 },
-    { 0x4ca09c6d, 0000000000 },
-    { 0xad4c4c4c, 0000000000 },
-    { 0x4ce1af3d, 0000000000 },
-    { 0xd8afafaf, 0000000000 },
-    { 0xd64c4cdc, 0000000000 },
-    { 0x4cd10d10, 0000000000 },
-    { 0x000f0000, 0x00000016 },
-    { 0x362f242d, 0000000000 },
-    { 0x00000012, 0x00000004 },
-    { 0x000f0000, 0x00000016 },
-    { 0x362f282d, 0000000000 },
-    { 0x000380e7, 0x00000002 },
-    { 0x04002c97, 0x00000002 },
-    { 0x000f0001, 0x00000016 },
-    { 0x333a3730, 0000000000 },
-    { 0x000077ef, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x00000021, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00061000, 0x00000002 },
-    { 0x00000021, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00061000, 0x00000002 },
-    { 0x00000021, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00000017, 0x00000004 },
-    { 0x0003802b, 0x00000002 },
-    { 0x040067e0, 0x00000002 },
-    { 0x00000017, 0x00000004 },
-    { 0x000077e0, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x000037e1, 0x00000002 },
-    { 0x040067e1, 0x00000006 },
-    { 0x000077e0, 0x00000002 },
-    { 0x000077e1, 0x00000002 },
-    { 0x000077e1, 0x00000006 },
-    { 0xffffffff, 0000000000 },
-    { 0x10000000, 0000000000 },
-    { 0x0003802b, 0x00000002 },
-    { 0x040067e0, 0x00000006 },
-    { 0x00007675, 0x00000002 },
-    { 0x00007676, 0x00000002 },
-    { 0x00007677, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0003802c, 0x00000002 },
-    { 0x04002676, 0x00000002 },
-    { 0x00007677, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0000002f, 0x00000018 },
-    { 0x0000002f, 0x00000018 },
-    { 0000000000, 0x00000006 },
-    { 0x00000030, 0x00000018 },
-    { 0x00000030, 0x00000018 },
-    { 0000000000, 0x00000006 },
-    { 0x01605000, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x00098000, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x64c0603e, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00080000, 0x00000016 },
-    { 0000000000, 0000000000 },
-    { 0x0400251d, 0x00000002 },
-    { 0x00007580, 0x00000002 },
-    { 0x00067581, 0x00000002 },
-    { 0x04002580, 0x00000002 },
-    { 0x00067581, 0x00000002 },
-    { 0x00000049, 0x00000004 },
-    { 0x00005000, 0000000000 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x0000750e, 0x00000002 },
-    { 0x00019000, 0x00000002 },
-    { 0x00011055, 0x00000014 },
-    { 0x00000055, 0x00000012 },
-    { 0x0400250f, 0x00000002 },
-    { 0x0000504f, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00007565, 0x00000002 },
-    { 0x00007566, 0x00000002 },
-    { 0x00000058, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x01e655b4, 0x00000002 },
-    { 0x4401b0e4, 0x00000002 },
-    { 0x01c110e4, 0x00000002 },
-    { 0x26667066, 0x00000018 },
-    { 0x040c2565, 0x00000002 },
-    { 0x00000066, 0x00000018 },
-    { 0x04002564, 0x00000002 },
-    { 0x00007566, 0x00000002 },
-    { 0x0000005d, 0x00000004 },
-    { 0x00401069, 0x00000008 },
-    { 0x00101000, 0x00000002 },
-    { 0x000d80ff, 0x00000002 },
-    { 0x0080006c, 0x00000008 },
-    { 0x000f9000, 0x00000002 },
-    { 0x000e00ff, 0x00000002 },
-    { 0000000000, 0x00000006 },
-    { 0x0000008f, 0x00000018 },
-    { 0x0000005b, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00007576, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x00009000, 0x00000002 },
-    { 0x00041000, 0x00000002 },
-    { 0x0c00350e, 0x00000002 },
-    { 0x00049000, 0x00000002 },
-    { 0x00051000, 0x00000002 },
-    { 0x01e785f8, 0x00000002 },
-    { 0x00200000, 0x00000002 },
-    { 0x0060007e, 0x0000000c },
-    { 0x00007563, 0x00000002 },
-    { 0x006075f0, 0x00000021 },
-    { 0x20007073, 0x00000004 },
-    { 0x00005073, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00007576, 0x00000002 },
-    { 0x00007577, 0x00000002 },
-    { 0x0000750e, 0x00000002 },
-    { 0x0000750f, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00600083, 0x0000000c },
-    { 0x006075f0, 0x00000021 },
-    { 0x000075f8, 0x00000002 },
-    { 0x00000083, 0x00000004 },
-    { 0x000a750e, 0x00000002 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x0020750f, 0x00000002 },
-    { 0x00600086, 0x00000004 },
-    { 0x00007570, 0x00000002 },
-    { 0x00007571, 0x00000002 },
-    { 0x00007572, 0x00000006 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00005000, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00007568, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x00000095, 0x0000000c },
-    { 0x00058000, 0x00000002 },
-    { 0x0c607562, 0x00000002 },
-    { 0x00000097, 0x00000004 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x00600096, 0x00000004 },
-    { 0x400070e5, 0000000000 },
-    { 0x000380e6, 0x00000002 },
-    { 0x040025c5, 0x00000002 },
-    { 0x000380e5, 0x00000002 },
-    { 0x000000a8, 0x0000001c },
-    { 0x000650aa, 0x00000018 },
-    { 0x040025bb, 0x00000002 },
-    { 0x000610ab, 0x00000018 },
-    { 0x040075bc, 0000000000 },
-    { 0x000075bb, 0x00000002 },
-    { 0x000075bc, 0000000000 },
-    { 0x00090000, 0x00000006 },
-    { 0x00090000, 0x00000002 },
-    { 0x000d8002, 0x00000006 },
-    { 0x00007832, 0x00000002 },
-    { 0x00005000, 0x00000002 },
-    { 0x000380e7, 0x00000002 },
-    { 0x04002c97, 0x00000002 },
-    { 0x00007820, 0x00000002 },
-    { 0x00007821, 0x00000002 },
-    { 0x00007800, 0000000000 },
-    { 0x01200000, 0x00000002 },
-    { 0x20077000, 0x00000002 },
-    { 0x01200000, 0x00000002 },
-    { 0x20007000, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x0120751b, 0x00000002 },
-    { 0x8040750a, 0x00000002 },
-    { 0x8040750b, 0x00000002 },
-    { 0x00110000, 0x00000002 },
-    { 0x000380e5, 0x00000002 },
-    { 0x000000c6, 0x0000001c },
-    { 0x000610ab, 0x00000018 },
-    { 0x844075bd, 0x00000002 },
-    { 0x000610aa, 0x00000018 },
-    { 0x840075bb, 0x00000002 },
-    { 0x000610ab, 0x00000018 },
-    { 0x844075bc, 0x00000002 },
-    { 0x000000c9, 0x00000004 },
-    { 0x804075bd, 0x00000002 },
-    { 0x800075bb, 0x00000002 },
-    { 0x804075bc, 0x00000002 },
-    { 0x00108000, 0x00000002 },
-    { 0x01400000, 0x00000002 },
-    { 0x006000cd, 0x0000000c },
-    { 0x20c07000, 0x00000020 },
-    { 0x000000cf, 0x00000012 },
-    { 0x00800000, 0x00000006 },
-    { 0x0080751d, 0x00000006 },
-    { 0000000000, 0000000000 },
-    { 0x0000775c, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00661000, 0x00000002 },
-    { 0x0460275d, 0x00000020 },
-    { 0x00004000, 0000000000 },
-    { 0x01e00830, 0x00000002 },
-    { 0x21007000, 0000000000 },
-    { 0x6464614d, 0000000000 },
-    { 0x69687420, 0000000000 },
-    { 0x00000073, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x00005000, 0x00000002 },
-    { 0x000380d0, 0x00000002 },
-    { 0x040025e0, 0x00000002 },
-    { 0x000075e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000380e0, 0x00000002 },
-    { 0x04002394, 0x00000002 },
-    { 0x00005000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x00000008, 0000000000 },
-    { 0x00000004, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 R200_cp_microcode[][2] = {
-    { 0x21007000, 0000000000 },
-    { 0x20007000, 0000000000 },
-    { 0x000000bf, 0x00000004 },
-    { 0x000000c3, 0x00000004 },
-    { 0x7a685e5d, 0000000000 },
-    { 0x5d5d5588, 0000000000 },
-    { 0x68659197, 0000000000 },
-    { 0x5da19f78, 0000000000 },
-    { 0x5d5d5d5d, 0000000000 },
-    { 0x5dee5d50, 0000000000 },
-    { 0xf2acacac, 0000000000 },
-    { 0xe75df9e9, 0000000000 },
-    { 0xb1dd0e11, 0000000000 },
-    { 0xe2afafaf, 0000000000 },
-    { 0x000f0000, 0x00000016 },
-    { 0x452f232d, 0000000000 },
-    { 0x00000013, 0x00000004 },
-    { 0x000f0000, 0x00000016 },
-    { 0x452f272d, 0000000000 },
-    { 0x000f0001, 0x00000016 },
-    { 0x3e4d4a37, 0000000000 },
-    { 0x000077ef, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x00000020, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00061000, 0x00000002 },
-    { 0x00000020, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00061000, 0x00000002 },
-    { 0x00000020, 0x0000001a },
-    { 0x00004000, 0x0000001e },
-    { 0x00000016, 0x00000004 },
-    { 0x0003802a, 0x00000002 },
-    { 0x040067e0, 0x00000002 },
-    { 0x00000016, 0x00000004 },
-    { 0x000077e0, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x000037e1, 0x00000002 },
-    { 0x040067e1, 0x00000006 },
-    { 0x000077e0, 0x00000002 },
-    { 0x000077e1, 0x00000002 },
-    { 0x000077e1, 0x00000006 },
-    { 0xffffffff, 0000000000 },
-    { 0x10000000, 0000000000 },
-    { 0x07f007f0, 0000000000 },
-    { 0x0003802a, 0x00000002 },
-    { 0x040067e0, 0x00000006 },
-    { 0x0003802c, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002743, 0x00000002 },
-    { 0x00007675, 0x00000002 },
-    { 0x00007676, 0x00000002 },
-    { 0x00007677, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0003802c, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002743, 0x00000002 },
-    { 0x00007676, 0x00000002 },
-    { 0x00007677, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0003802b, 0x00000002 },
-    { 0x04002676, 0x00000002 },
-    { 0x00007677, 0x00000002 },
-    { 0x0003802c, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002743, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0003802c, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002741, 0x00000002 },
-    { 0x04002743, 0x00000002 },
-    { 0x00007678, 0x00000006 },
-    { 0x0000002f, 0x00000018 },
-    { 0x0000002f, 0x00000018 },
-    { 0000000000, 0x00000006 },
-    { 0x00000037, 0x00000018 },
-    { 0x00000037, 0x00000018 },
-    { 0000000000, 0x00000006 },
-    { 0x01605000, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x00098000, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x64c06051, 0x00000004 },
-    { 0x00080000, 0x00000016 },
-    { 0000000000, 0000000000 },
-    { 0x0400251d, 0x00000002 },
-    { 0x00007580, 0x00000002 },
-    { 0x00067581, 0x00000002 },
-    { 0x04002580, 0x00000002 },
-    { 0x00067581, 0x00000002 },
-    { 0x0000005a, 0x00000004 },
-    { 0x00005000, 0000000000 },
-    { 0x00061000, 0x00000002 },
-    { 0x0000750e, 0x00000002 },
-    { 0x00019000, 0x00000002 },
-    { 0x00011064, 0x00000014 },
-    { 0x00000064, 0x00000012 },
-    { 0x0400250f, 0x00000002 },
-    { 0x0000505e, 0x00000004 },
-    { 0x00007565, 0x00000002 },
-    { 0x00007566, 0x00000002 },
-    { 0x00000065, 0x00000004 },
-    { 0x01e655b4, 0x00000002 },
-    { 0x4401b0f0, 0x00000002 },
-    { 0x01c110f0, 0x00000002 },
-    { 0x26667071, 0x00000018 },
-    { 0x040c2565, 0x00000002 },
-    { 0x00000071, 0x00000018 },
-    { 0x04002564, 0x00000002 },
-    { 0x00007566, 0x00000002 },
-    { 0x00000068, 0x00000004 },
-    { 0x00401074, 0x00000008 },
-    { 0x00101000, 0x00000002 },
-    { 0x000d80ff, 0x00000002 },
-    { 0x00800077, 0x00000008 },
-    { 0x000f9000, 0x00000002 },
-    { 0x000e00ff, 0x00000002 },
-    { 0000000000, 0x00000006 },
-    { 0x00000094, 0x00000018 },
-    { 0x00000068, 0x00000004 },
-    { 0x00007576, 0x00000002 },
-    { 0x00065000, 0x00000002 },
-    { 0x00009000, 0x00000002 },
-    { 0x00041000, 0x00000002 },
-    { 0x0c00350e, 0x00000002 },
-    { 0x00049000, 0x00000002 },
-    { 0x00051000, 0x00000002 },
-    { 0x01e785f8, 0x00000002 },
-    { 0x00200000, 0x00000002 },
-    { 0x00600087, 0x0000000c },
-    { 0x00007563, 0x00000002 },
-    { 0x006075f0, 0x00000021 },
-    { 0x2000707c, 0x00000004 },
-    { 0x0000507c, 0x00000004 },
-    { 0x00007576, 0x00000002 },
-    { 0x00007577, 0x00000002 },
-    { 0x0000750e, 0x00000002 },
-    { 0x0000750f, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x0060008a, 0x0000000c },
-    { 0x006075f0, 0x00000021 },
-    { 0x000075f8, 0x00000002 },
-    { 0x0000008a, 0x00000004 },
-    { 0x000a750e, 0x00000002 },
-    { 0x0020750f, 0x00000002 },
-    { 0x0060008d, 0x00000004 },
-    { 0x00007570, 0x00000002 },
-    { 0x00007571, 0x00000002 },
-    { 0x00007572, 0x00000006 },
-    { 0x00005000, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00007568, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x00000098, 0x0000000c },
-    { 0x00058000, 0x00000002 },
-    { 0x0c607562, 0x00000002 },
-    { 0x0000009a, 0x00000004 },
-    { 0x00600099, 0x00000004 },
-    { 0x400070f1, 0000000000 },
-    { 0x000380f1, 0x00000002 },
-    { 0x000000a7, 0x0000001c },
-    { 0x000650a9, 0x00000018 },
-    { 0x040025bb, 0x00000002 },
-    { 0x000610aa, 0x00000018 },
-    { 0x040075bc, 0000000000 },
-    { 0x000075bb, 0x00000002 },
-    { 0x000075bc, 0000000000 },
-    { 0x00090000, 0x00000006 },
-    { 0x00090000, 0x00000002 },
-    { 0x000d8002, 0x00000006 },
-    { 0x00005000, 0x00000002 },
-    { 0x00007821, 0x00000002 },
-    { 0x00007800, 0000000000 },
-    { 0x00007821, 0x00000002 },
-    { 0x00007800, 0000000000 },
-    { 0x01665000, 0x00000002 },
-    { 0x000a0000, 0x00000002 },
-    { 0x000671cc, 0x00000002 },
-    { 0x0286f1cd, 0x00000002 },
-    { 0x000000b7, 0x00000010 },
-    { 0x21007000, 0000000000 },
-    { 0x000000be, 0x0000001c },
-    { 0x00065000, 0x00000002 },
-    { 0x000a0000, 0x00000002 },
-    { 0x00061000, 0x00000002 },
-    { 0x000b0000, 0x00000002 },
-    { 0x38067000, 0x00000002 },
-    { 0x000a00ba, 0x00000004 },
-    { 0x20007000, 0000000000 },
-    { 0x01200000, 0x00000002 },
-    { 0x20077000, 0x00000002 },
-    { 0x01200000, 0x00000002 },
-    { 0x20007000, 0000000000 },
-    { 0x00061000, 0x00000002 },
-    { 0x0120751b, 0x00000002 },
-    { 0x8040750a, 0x00000002 },
-    { 0x8040750b, 0x00000002 },
-    { 0x00110000, 0x00000002 },
-    { 0x000380f1, 0x00000002 },
-    { 0x000000d1, 0x0000001c },
-    { 0x000610aa, 0x00000018 },
-    { 0x844075bd, 0x00000002 },
-    { 0x000610a9, 0x00000018 },
-    { 0x840075bb, 0x00000002 },
-    { 0x000610aa, 0x00000018 },
-    { 0x844075bc, 0x00000002 },
-    { 0x000000d4, 0x00000004 },
-    { 0x804075bd, 0x00000002 },
-    { 0x800075bb, 0x00000002 },
-    { 0x804075bc, 0x00000002 },
-    { 0x00108000, 0x00000002 },
-    { 0x01400000, 0x00000002 },
-    { 0x006000d8, 0x0000000c },
-    { 0x20c07000, 0x00000020 },
-    { 0x000000da, 0x00000012 },
-    { 0x00800000, 0x00000006 },
-    { 0x0080751d, 0x00000006 },
-    { 0x000025bb, 0x00000002 },
-    { 0x000040d4, 0x00000004 },
-    { 0x0000775c, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00661000, 0x00000002 },
-    { 0x0460275d, 0x00000020 },
-    { 0x00004000, 0000000000 },
-    { 0x00007999, 0x00000002 },
-    { 0x00a05000, 0x00000002 },
-    { 0x00661000, 0x00000002 },
-    { 0x0460299b, 0x00000020 },
-    { 0x00004000, 0000000000 },
-    { 0x01e00830, 0x00000002 },
-    { 0x21007000, 0000000000 },
-    { 0x00005000, 0x00000002 },
-    { 0x00038056, 0x00000002 },
-    { 0x040025e0, 0x00000002 },
-    { 0x000075e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000380ed, 0x00000002 },
-    { 0x04007394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000078c4, 0x00000002 },
-    { 0x000078c5, 0x00000002 },
-    { 0x000078c6, 0x00000002 },
-    { 0x00007924, 0x00000002 },
-    { 0x00007925, 0x00000002 },
-    { 0x00007926, 0x00000002 },
-    { 0x000000f2, 0x00000004 },
-    { 0x00007924, 0x00000002 },
-    { 0x00007925, 0x00000002 },
-    { 0x00007926, 0x00000002 },
-    { 0x000000f9, 0x00000004 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 R300_cp_microcode[][2] = {
-    { 0x4200e000, 0000000000 },
-    { 0x4000e000, 0000000000 },
-    { 0x000000ae, 0x00000008 },
-    { 0x000000b2, 0x00000008 },
-    { 0x67554b4a, 0000000000 },
-    { 0x4a4a4475, 0000000000 },
-    { 0x55527d83, 0000000000 },
-    { 0x4a8c8b65, 0000000000 },
-    { 0x4aef4af6, 0000000000 },
-    { 0x4ae14a4a, 0000000000 },
-    { 0xe4979797, 0000000000 },
-    { 0xdb4aebdd, 0000000000 },
-    { 0x9ccc4a4a, 0000000000 },
-    { 0xd1989898, 0000000000 },
-    { 0x4a0f9ad6, 0000000000 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000d0012, 0x00000038 },
-    { 0x0000e8b4, 0x00000004 },
-    { 0x000d0014, 0x00000038 },
-    { 0x0000e8b6, 0x00000004 },
-    { 0x000d0016, 0x00000038 },
-    { 0x0000e854, 0x00000004 },
-    { 0x000d0018, 0x00000038 },
-    { 0x0000e855, 0x00000004 },
-    { 0x000d001a, 0x00000038 },
-    { 0x0000e856, 0x00000004 },
-    { 0x000d001c, 0x00000038 },
-    { 0x0000e857, 0x00000004 },
-    { 0x000d001e, 0x00000038 },
-    { 0x0000e824, 0x00000004 },
-    { 0x000d0020, 0x00000038 },
-    { 0x0000e825, 0x00000004 },
-    { 0x000d0022, 0x00000038 },
-    { 0x0000e830, 0x00000004 },
-    { 0x000d0024, 0x00000038 },
-    { 0x0000f0c0, 0x00000004 },
-    { 0x000d0026, 0x00000038 },
-    { 0x0000f0c1, 0x00000004 },
-    { 0x000d0028, 0x00000038 },
-    { 0x0000f041, 0x00000004 },
-    { 0x000d002a, 0x00000038 },
-    { 0x0000f184, 0x00000004 },
-    { 0x000d002c, 0x00000038 },
-    { 0x0000f185, 0x00000004 },
-    { 0x000d002e, 0x00000038 },
-    { 0x0000f186, 0x00000004 },
-    { 0x000d0030, 0x00000038 },
-    { 0x0000f187, 0x00000004 },
-    { 0x000d0032, 0x00000038 },
-    { 0x0000f180, 0x00000004 },
-    { 0x000d0034, 0x00000038 },
-    { 0x0000f393, 0x00000004 },
-    { 0x000d0036, 0x00000038 },
-    { 0x0000f38a, 0x00000004 },
-    { 0x000d0038, 0x00000038 },
-    { 0x0000f38e, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000043, 0x00000018 },
-    { 0x00cce800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x0000003a, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x2000451d, 0x00000004 },
-    { 0x0000e580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x08004580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x00000047, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x00032000, 0x00000004 },
-    { 0x00022051, 0x00000028 },
-    { 0x00000051, 0x00000024 },
-    { 0x0800450f, 0x00000004 },
-    { 0x0000a04b, 0x00000008 },
-    { 0x0000e565, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000052, 0x00000008 },
-    { 0x03cca5b4, 0x00000004 },
-    { 0x05432000, 0x00000004 },
-    { 0x00022000, 0x00000004 },
-    { 0x4ccce05e, 0x00000030 },
-    { 0x08274565, 0x00000004 },
-    { 0x0000005e, 0x00000030 },
-    { 0x08004564, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000055, 0x00000008 },
-    { 0x00802061, 0x00000010 },
-    { 0x00202000, 0x00000004 },
-    { 0x001b00ff, 0x00000004 },
-    { 0x01000064, 0x00000010 },
-    { 0x001f2000, 0x00000004 },
-    { 0x001c00ff, 0x00000004 },
-    { 0000000000, 0x0000000c },
-    { 0x00000080, 0x00000030 },
-    { 0x00000055, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00012000, 0x00000004 },
-    { 0x00082000, 0x00000004 },
-    { 0x1800650e, 0x00000004 },
-    { 0x00092000, 0x00000004 },
-    { 0x000a2000, 0x00000004 },
-    { 0x000f0000, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x00000074, 0x00000018 },
-    { 0x0000e563, 0x00000004 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000069, 0x00000008 },
-    { 0x0000a069, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x0000e577, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x0000e50f, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000077, 0x00000018 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000077, 0x00000008 },
-    { 0x0014e50e, 0x00000004 },
-    { 0x0040e50f, 0x00000004 },
-    { 0x00c0007a, 0x00000008 },
-    { 0x0000e570, 0x00000004 },
-    { 0x0000e571, 0x00000004 },
-    { 0x0000e572, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x0000e568, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00000084, 0x00000018 },
-    { 0x000b0000, 0x00000004 },
-    { 0x18c0e562, 0x00000004 },
-    { 0x00000086, 0x00000008 },
-    { 0x00c00085, 0x00000008 },
-    { 0x000700e3, 0x00000004 },
-    { 0x00000092, 0x00000038 },
-    { 0x000ca094, 0x00000030 },
-    { 0x080045bb, 0x00000004 },
-    { 0x000c2095, 0x00000030 },
-    { 0x0800e5bc, 0000000000 },
-    { 0x0000e5bb, 0x00000004 },
-    { 0x0000e5bc, 0000000000 },
-    { 0x00120000, 0x0000000c },
-    { 0x00120000, 0x00000004 },
-    { 0x001b0002, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e800, 0000000000 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e82e, 0000000000 },
-    { 0x02cca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000ce1cc, 0x00000004 },
-    { 0x050de1cd, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x000000a4, 0x00000018 },
-    { 0x00c0a000, 0x00000004 },
-    { 0x000000a1, 0x00000008 },
-    { 0x000000a6, 0x00000020 },
-    { 0x4200e000, 0000000000 },
-    { 0x000000ad, 0x00000038 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00160000, 0x00000004 },
-    { 0x700ce000, 0x00000004 },
-    { 0x001400a9, 0x00000008 },
-    { 0x4000e000, 0000000000 },
-    { 0x02400000, 0x00000004 },
-    { 0x400ee000, 0x00000004 },
-    { 0x02400000, 0x00000004 },
-    { 0x4000e000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0240e51b, 0x00000004 },
-    { 0x0080e50a, 0x00000005 },
-    { 0x0080e50b, 0x00000005 },
-    { 0x00220000, 0x00000004 },
-    { 0x000700e3, 0x00000004 },
-    { 0x000000c0, 0x00000038 },
-    { 0x000c2095, 0x00000030 },
-    { 0x0880e5bd, 0x00000005 },
-    { 0x000c2094, 0x00000030 },
-    { 0x0800e5bb, 0x00000005 },
-    { 0x000c2095, 0x00000030 },
-    { 0x0880e5bc, 0x00000005 },
-    { 0x000000c3, 0x00000008 },
-    { 0x0080e5bd, 0x00000005 },
-    { 0x0000e5bb, 0x00000005 },
-    { 0x0080e5bc, 0x00000005 },
-    { 0x00210000, 0x00000004 },
-    { 0x02800000, 0x00000004 },
-    { 0x00c000c7, 0x00000018 },
-    { 0x4180e000, 0x00000040 },
-    { 0x000000c9, 0x00000024 },
-    { 0x01000000, 0x0000000c },
-    { 0x0100e51d, 0x0000000c },
-    { 0x000045bb, 0x00000004 },
-    { 0x000080c3, 0x00000008 },
-    { 0x0000f3ce, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053cf, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f3d2, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053d3, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f39d, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c0539e, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x03c00830, 0x00000004 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x200045e0, 0x00000004 },
-    { 0x0000e5e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000700e0, 0x00000004 },
-    { 0x0800e394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x0000e8c4, 0x00000004 },
-    { 0x0000e8c5, 0x00000004 },
-    { 0x0000e8c6, 0x00000004 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000e4, 0x00000008 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000eb, 0x00000008 },
-    { 0x02c02000, 0x00000004 },
-    { 0x00060000, 0x00000004 },
-    { 0x000000f3, 0x00000034 },
-    { 0x000000f0, 0x00000008 },
-    { 0x00008000, 0x00000004 },
-    { 0xc000e000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x001d0018, 0x00000004 },
-    { 0x001a0001, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0x0500a04a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 R420_cp_microcode[][2] = {
-    { 0x4200e000, 0000000000 },
-    { 0x4000e000, 0000000000 },
-    { 0x00000099, 0x00000008 },
-    { 0x0000009d, 0x00000008 },
-    { 0x4a554b4a, 0000000000 },
-    { 0x4a4a4467, 0000000000 },
-    { 0x55526f75, 0000000000 },
-    { 0x4a7e7d65, 0000000000 },
-    { 0xd9d3dff6, 0000000000 },
-    { 0x4ac54a4a, 0000000000 },
-    { 0xc8828282, 0000000000 },
-    { 0xbf4acfc1, 0000000000 },
-    { 0x87b04a4a, 0000000000 },
-    { 0xb5838383, 0000000000 },
-    { 0x4a0f85ba, 0000000000 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000d0012, 0x00000038 },
-    { 0x0000e8b4, 0x00000004 },
-    { 0x000d0014, 0x00000038 },
-    { 0x0000e8b6, 0x00000004 },
-    { 0x000d0016, 0x00000038 },
-    { 0x0000e854, 0x00000004 },
-    { 0x000d0018, 0x00000038 },
-    { 0x0000e855, 0x00000004 },
-    { 0x000d001a, 0x00000038 },
-    { 0x0000e856, 0x00000004 },
-    { 0x000d001c, 0x00000038 },
-    { 0x0000e857, 0x00000004 },
-    { 0x000d001e, 0x00000038 },
-    { 0x0000e824, 0x00000004 },
-    { 0x000d0020, 0x00000038 },
-    { 0x0000e825, 0x00000004 },
-    { 0x000d0022, 0x00000038 },
-    { 0x0000e830, 0x00000004 },
-    { 0x000d0024, 0x00000038 },
-    { 0x0000f0c0, 0x00000004 },
-    { 0x000d0026, 0x00000038 },
-    { 0x0000f0c1, 0x00000004 },
-    { 0x000d0028, 0x00000038 },
-    { 0x0000f041, 0x00000004 },
-    { 0x000d002a, 0x00000038 },
-    { 0x0000f184, 0x00000004 },
-    { 0x000d002c, 0x00000038 },
-    { 0x0000f185, 0x00000004 },
-    { 0x000d002e, 0x00000038 },
-    { 0x0000f186, 0x00000004 },
-    { 0x000d0030, 0x00000038 },
-    { 0x0000f187, 0x00000004 },
-    { 0x000d0032, 0x00000038 },
-    { 0x0000f180, 0x00000004 },
-    { 0x000d0034, 0x00000038 },
-    { 0x0000f393, 0x00000004 },
-    { 0x000d0036, 0x00000038 },
-    { 0x0000f38a, 0x00000004 },
-    { 0x000d0038, 0x00000038 },
-    { 0x0000f38e, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000043, 0x00000018 },
-    { 0x00cce800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x0000003a, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x2000451d, 0x00000004 },
-    { 0x0000e580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x08004580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x00000047, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x00032000, 0x00000004 },
-    { 0x00022051, 0x00000028 },
-    { 0x00000051, 0x00000024 },
-    { 0x0800450f, 0x00000004 },
-    { 0x0000a04b, 0x00000008 },
-    { 0x0000e565, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000052, 0x00000008 },
-    { 0x03cca5b4, 0x00000004 },
-    { 0x05432000, 0x00000004 },
-    { 0x00022000, 0x00000004 },
-    { 0x4ccce05e, 0x00000030 },
-    { 0x08274565, 0x00000004 },
-    { 0x0000005e, 0x00000030 },
-    { 0x08004564, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000055, 0x00000008 },
-    { 0x00802061, 0x00000010 },
-    { 0x00202000, 0x00000004 },
-    { 0x001b00ff, 0x00000004 },
-    { 0x01000064, 0x00000010 },
-    { 0x001f2000, 0x00000004 },
-    { 0x001c00ff, 0x00000004 },
-    { 0000000000, 0x0000000c },
-    { 0x00000072, 0x00000030 },
-    { 0x00000055, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x0000e577, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x0000e50f, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000069, 0x00000018 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000069, 0x00000008 },
-    { 0x0014e50e, 0x00000004 },
-    { 0x0040e50f, 0x00000004 },
-    { 0x00c0006c, 0x00000008 },
-    { 0x0000e570, 0x00000004 },
-    { 0x0000e571, 0x00000004 },
-    { 0x0000e572, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x0000e568, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00000076, 0x00000018 },
-    { 0x000b0000, 0x00000004 },
-    { 0x18c0e562, 0x00000004 },
-    { 0x00000078, 0x00000008 },
-    { 0x00c00077, 0x00000008 },
-    { 0x000700c7, 0x00000004 },
-    { 0x00000080, 0x00000038 },
-    { 0x0000e5bb, 0x00000004 },
-    { 0x0000e5bc, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e800, 0000000000 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e82e, 0000000000 },
-    { 0x02cca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000ce1cc, 0x00000004 },
-    { 0x050de1cd, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x0000008f, 0x00000018 },
-    { 0x00c0a000, 0x00000004 },
-    { 0x0000008c, 0x00000008 },
-    { 0x00000091, 0x00000020 },
-    { 0x4200e000, 0000000000 },
-    { 0x00000098, 0x00000038 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00160000, 0x00000004 },
-    { 0x700ce000, 0x00000004 },
-    { 0x00140094, 0x00000008 },
-    { 0x4000e000, 0000000000 },
-    { 0x02400000, 0x00000004 },
-    { 0x400ee000, 0x00000004 },
-    { 0x02400000, 0x00000004 },
-    { 0x4000e000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0240e51b, 0x00000004 },
-    { 0x0080e50a, 0x00000005 },
-    { 0x0080e50b, 0x00000005 },
-    { 0x00220000, 0x00000004 },
-    { 0x000700c7, 0x00000004 },
-    { 0x000000a4, 0x00000038 },
-    { 0x0080e5bd, 0x00000005 },
-    { 0x0000e5bb, 0x00000005 },
-    { 0x0080e5bc, 0x00000005 },
-    { 0x00210000, 0x00000004 },
-    { 0x02800000, 0x00000004 },
-    { 0x00c000ab, 0x00000018 },
-    { 0x4180e000, 0x00000040 },
-    { 0x000000ad, 0x00000024 },
-    { 0x01000000, 0x0000000c },
-    { 0x0100e51d, 0x0000000c },
-    { 0x000045bb, 0x00000004 },
-    { 0x000080a7, 0x00000008 },
-    { 0x0000f3ce, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053cf, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f3d2, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053d3, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f39d, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c0539e, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x03c00830, 0x00000004 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x200045e0, 0x00000004 },
-    { 0x0000e5e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000700c4, 0x00000004 },
-    { 0x0800e394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x0000e8c4, 0x00000004 },
-    { 0x0000e8c5, 0x00000004 },
-    { 0x0000e8c6, 0x00000004 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000c8, 0x00000008 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000cf, 0x00000008 },
-    { 0x02c02000, 0x00000004 },
-    { 0x00060000, 0x00000004 },
-    { 0x000000d7, 0x00000034 },
-    { 0x000000d4, 0x00000008 },
-    { 0x00008000, 0x00000004 },
-    { 0xc000e000, 0000000000 },
-    { 0x0000e1cc, 0x00000004 },
-    { 0x0500e1cd, 0x00000004 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000000de, 0x00000034 },
-    { 0x000000da, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x0019e1cc, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x0500a000, 0x00000004 },
-    { 0x080041cd, 0x00000004 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x001d0018, 0x00000004 },
-    { 0x001a0001, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0x0500a04a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 RS600_cp_microcode[][2] = {
-    { 0x4200e000, 0000000000 },
-    { 0x4000e000, 0000000000 },
-    { 0x000000a0, 0x00000008 },
-    { 0x000000a4, 0x00000008 },
-    { 0x4a554b4a, 0000000000 },
-    { 0x4a4a4467, 0000000000 },
-    { 0x55526f75, 0000000000 },
-    { 0x4a7e7d65, 0000000000 },
-    { 0x4ae74af6, 0000000000 },
-    { 0x4ad34a4a, 0000000000 },
-    { 0xd6898989, 0000000000 },
-    { 0xcd4addcf, 0000000000 },
-    { 0x8ebe4ae2, 0000000000 },
-    { 0xc38a8a8a, 0000000000 },
-    { 0x4a0f8cc8, 0000000000 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000d0012, 0x00000038 },
-    { 0x0000e8b4, 0x00000004 },
-    { 0x000d0014, 0x00000038 },
-    { 0x0000e8b6, 0x00000004 },
-    { 0x000d0016, 0x00000038 },
-    { 0x0000e854, 0x00000004 },
-    { 0x000d0018, 0x00000038 },
-    { 0x0000e855, 0x00000004 },
-    { 0x000d001a, 0x00000038 },
-    { 0x0000e856, 0x00000004 },
-    { 0x000d001c, 0x00000038 },
-    { 0x0000e857, 0x00000004 },
-    { 0x000d001e, 0x00000038 },
-    { 0x0000e824, 0x00000004 },
-    { 0x000d0020, 0x00000038 },
-    { 0x0000e825, 0x00000004 },
-    { 0x000d0022, 0x00000038 },
-    { 0x0000e830, 0x00000004 },
-    { 0x000d0024, 0x00000038 },
-    { 0x0000f0c0, 0x00000004 },
-    { 0x000d0026, 0x00000038 },
-    { 0x0000f0c1, 0x00000004 },
-    { 0x000d0028, 0x00000038 },
-    { 0x0000f041, 0x00000004 },
-    { 0x000d002a, 0x00000038 },
-    { 0x0000f184, 0x00000004 },
-    { 0x000d002c, 0x00000038 },
-    { 0x0000f185, 0x00000004 },
-    { 0x000d002e, 0x00000038 },
-    { 0x0000f186, 0x00000004 },
-    { 0x000d0030, 0x00000038 },
-    { 0x0000f187, 0x00000004 },
-    { 0x000d0032, 0x00000038 },
-    { 0x0000f180, 0x00000004 },
-    { 0x000d0034, 0x00000038 },
-    { 0x0000f393, 0x00000004 },
-    { 0x000d0036, 0x00000038 },
-    { 0x0000f38a, 0x00000004 },
-    { 0x000d0038, 0x00000038 },
-    { 0x0000f38e, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000043, 0x00000018 },
-    { 0x00cce800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x0000003a, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x2000451d, 0x00000004 },
-    { 0x0000e580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x08004580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x00000047, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x00032000, 0x00000004 },
-    { 0x00022051, 0x00000028 },
-    { 0x00000051, 0x00000024 },
-    { 0x0800450f, 0x00000004 },
-    { 0x0000a04b, 0x00000008 },
-    { 0x0000e565, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000052, 0x00000008 },
-    { 0x03cca5b4, 0x00000004 },
-    { 0x05432000, 0x00000004 },
-    { 0x00022000, 0x00000004 },
-    { 0x4ccce05e, 0x00000030 },
-    { 0x08274565, 0x00000004 },
-    { 0x0000005e, 0x00000030 },
-    { 0x08004564, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000055, 0x00000008 },
-    { 0x00802061, 0x00000010 },
-    { 0x00202000, 0x00000004 },
-    { 0x001b00ff, 0x00000004 },
-    { 0x01000064, 0x00000010 },
-    { 0x001f2000, 0x00000004 },
-    { 0x001c00ff, 0x00000004 },
-    { 0000000000, 0x0000000c },
-    { 0x00000072, 0x00000030 },
-    { 0x00000055, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x0000e577, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x0000e50f, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000069, 0x00000018 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000069, 0x00000008 },
-    { 0x0014e50e, 0x00000004 },
-    { 0x0040e50f, 0x00000004 },
-    { 0x00c0006c, 0x00000008 },
-    { 0x0000e570, 0x00000004 },
-    { 0x0000e571, 0x00000004 },
-    { 0x0000e572, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x0000e568, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00000076, 0x00000018 },
-    { 0x000b0000, 0x00000004 },
-    { 0x18c0e562, 0x00000004 },
-    { 0x00000078, 0x00000008 },
-    { 0x00c00077, 0x00000008 },
-    { 0x000700d5, 0x00000004 },
-    { 0x00000084, 0x00000038 },
-    { 0x000ca086, 0x00000030 },
-    { 0x080045bb, 0x00000004 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0800e5bc, 0000000000 },
-    { 0x0000e5bb, 0x00000004 },
-    { 0x0000e5bc, 0000000000 },
-    { 0x00120000, 0x0000000c },
-    { 0x00120000, 0x00000004 },
-    { 0x001b0002, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e800, 0000000000 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e82e, 0000000000 },
-    { 0x02cca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000ce1cc, 0x00000004 },
-    { 0x050de1cd, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x00000096, 0x00000018 },
-    { 0x00c0a000, 0x00000004 },
-    { 0x00000093, 0x00000008 },
-    { 0x00000098, 0x00000020 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000009f, 0x00000038 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00160000, 0x00000004 },
-    { 0x700ce000, 0x00000004 },
-    { 0x0014009b, 0x00000008 },
-    { 0x4000e000, 0000000000 },
-    { 0x02400000, 0x00000004 },
-    { 0x400ee000, 0x00000004 },
-    { 0x02400000, 0x00000004 },
-    { 0x4000e000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0240e51b, 0x00000004 },
-    { 0x0080e50a, 0x00000005 },
-    { 0x0080e50b, 0x00000005 },
-    { 0x00220000, 0x00000004 },
-    { 0x000700d5, 0x00000004 },
-    { 0x000000b2, 0x00000038 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0880e5bd, 0x00000005 },
-    { 0x000c2086, 0x00000030 },
-    { 0x0800e5bb, 0x00000005 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0880e5bc, 0x00000005 },
-    { 0x000000b5, 0x00000008 },
-    { 0x0080e5bd, 0x00000005 },
-    { 0x0000e5bb, 0x00000005 },
-    { 0x0080e5bc, 0x00000005 },
-    { 0x00210000, 0x00000004 },
-    { 0x02800000, 0x00000004 },
-    { 0x00c000b9, 0x00000018 },
-    { 0x4180e000, 0x00000040 },
-    { 0x000000bb, 0x00000024 },
-    { 0x01000000, 0x0000000c },
-    { 0x0100e51d, 0x0000000c },
-    { 0x000045bb, 0x00000004 },
-    { 0x000080b5, 0x00000008 },
-    { 0x0000f3ce, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053cf, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f3d2, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053d3, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f39d, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c0539e, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x03c00830, 0x00000004 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x200045e0, 0x00000004 },
-    { 0x0000e5e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000700d2, 0x00000004 },
-    { 0x0800e394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x0000e8c4, 0x00000004 },
-    { 0x0000e8c5, 0x00000004 },
-    { 0x0000e8c6, 0x00000004 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000d6, 0x00000008 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000dd, 0x00000008 },
-    { 0x00e00116, 0000000000 },
-    { 0x000700e1, 0x00000004 },
-    { 0x0800401c, 0x00000004 },
-    { 0x200050e7, 0x00000004 },
-    { 0x0000e01d, 0x00000004 },
-    { 0x000000e4, 0x00000008 },
-    { 0x02c02000, 0x00000004 },
-    { 0x00060000, 0x00000004 },
-    { 0x000000eb, 0x00000034 },
-    { 0x000000e8, 0x00000008 },
-    { 0x00008000, 0x00000004 },
-    { 0xc000e000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x001d0018, 0x00000004 },
-    { 0x001a0001, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0x0500a04a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 RS690_cp_microcode[][2] = {
-    { 0x000000dd, 0x00000008 },
-    { 0x000000df, 0x00000008 },
-    { 0x000000a0, 0x00000008 },
-    { 0x000000a4, 0x00000008 },
-    { 0x4a554b4a, 0000000000 },
-    { 0x4a4a4467, 0000000000 },
-    { 0x55526f75, 0000000000 },
-    { 0x4a7e7d65, 0000000000 },
-    { 0x4ad74af6, 0000000000 },
-    { 0x4ac94a4a, 0000000000 },
-    { 0xcc898989, 0000000000 },
-    { 0xc34ad3c5, 0000000000 },
-    { 0x8e4a4a4a, 0000000000 },
-    { 0x4a8a8a8a, 0000000000 },
-    { 0x4a0f8c4a, 0000000000 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000d0012, 0x00000038 },
-    { 0x0000e8b4, 0x00000004 },
-    { 0x000d0014, 0x00000038 },
-    { 0x0000e8b6, 0x00000004 },
-    { 0x000d0016, 0x00000038 },
-    { 0x0000e854, 0x00000004 },
-    { 0x000d0018, 0x00000038 },
-    { 0x0000e855, 0x00000004 },
-    { 0x000d001a, 0x00000038 },
-    { 0x0000e856, 0x00000004 },
-    { 0x000d001c, 0x00000038 },
-    { 0x0000e857, 0x00000004 },
-    { 0x000d001e, 0x00000038 },
-    { 0x0000e824, 0x00000004 },
-    { 0x000d0020, 0x00000038 },
-    { 0x0000e825, 0x00000004 },
-    { 0x000d0022, 0x00000038 },
-    { 0x0000e830, 0x00000004 },
-    { 0x000d0024, 0x00000038 },
-    { 0x0000f0c0, 0x00000004 },
-    { 0x000d0026, 0x00000038 },
-    { 0x0000f0c1, 0x00000004 },
-    { 0x000d0028, 0x00000038 },
-    { 0x0000f041, 0x00000004 },
-    { 0x000d002a, 0x00000038 },
-    { 0x0000f184, 0x00000004 },
-    { 0x000d002c, 0x00000038 },
-    { 0x0000f185, 0x00000004 },
-    { 0x000d002e, 0x00000038 },
-    { 0x0000f186, 0x00000004 },
-    { 0x000d0030, 0x00000038 },
-    { 0x0000f187, 0x00000004 },
-    { 0x000d0032, 0x00000038 },
-    { 0x0000f180, 0x00000004 },
-    { 0x000d0034, 0x00000038 },
-    { 0x0000f393, 0x00000004 },
-    { 0x000d0036, 0x00000038 },
-    { 0x0000f38a, 0x00000004 },
-    { 0x000d0038, 0x00000038 },
-    { 0x0000f38e, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000043, 0x00000018 },
-    { 0x00cce800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x0000003a, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x2000451d, 0x00000004 },
-    { 0x0000e580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x08004580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x00000047, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x00032000, 0x00000004 },
-    { 0x00022051, 0x00000028 },
-    { 0x00000051, 0x00000024 },
-    { 0x0800450f, 0x00000004 },
-    { 0x0000a04b, 0x00000008 },
-    { 0x0000e565, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000052, 0x00000008 },
-    { 0x03cca5b4, 0x00000004 },
-    { 0x05432000, 0x00000004 },
-    { 0x00022000, 0x00000004 },
-    { 0x4ccce05e, 0x00000030 },
-    { 0x08274565, 0x00000004 },
-    { 0x0000005e, 0x00000030 },
-    { 0x08004564, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000055, 0x00000008 },
-    { 0x00802061, 0x00000010 },
-    { 0x00202000, 0x00000004 },
-    { 0x001b00ff, 0x00000004 },
-    { 0x01000064, 0x00000010 },
-    { 0x001f2000, 0x00000004 },
-    { 0x001c00ff, 0x00000004 },
-    { 0000000000, 0x0000000c },
-    { 0x00000072, 0x00000030 },
-    { 0x00000055, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x0000e577, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x0000e50f, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000069, 0x00000018 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000069, 0x00000008 },
-    { 0x0014e50e, 0x00000004 },
-    { 0x0040e50f, 0x00000004 },
-    { 0x00c0006c, 0x00000008 },
-    { 0x0000e570, 0x00000004 },
-    { 0x0000e571, 0x00000004 },
-    { 0x0000e572, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x0000e568, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00000076, 0x00000018 },
-    { 0x000b0000, 0x00000004 },
-    { 0x18c0e562, 0x00000004 },
-    { 0x00000078, 0x00000008 },
-    { 0x00c00077, 0x00000008 },
-    { 0x000700cb, 0x00000004 },
-    { 0x00000084, 0x00000038 },
-    { 0x000ca086, 0x00000030 },
-    { 0x080045bb, 0x00000004 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0800e5bc, 0000000000 },
-    { 0x0000e5bb, 0x00000004 },
-    { 0x0000e5bc, 0000000000 },
-    { 0x00120000, 0x0000000c },
-    { 0x00120000, 0x00000004 },
-    { 0x001b0002, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e800, 0000000000 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e82e, 0000000000 },
-    { 0x02cca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000ce1cc, 0x00000004 },
-    { 0x050de1cd, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x00000096, 0x00000018 },
-    { 0x00c0a000, 0x00000004 },
-    { 0x00000093, 0x00000008 },
-    { 0x00000098, 0x00000020 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000009f, 0x00000038 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00160000, 0x00000004 },
-    { 0x700ce000, 0x00000004 },
-    { 0x0014009b, 0x00000008 },
-    { 0x4000e000, 0000000000 },
-    { 0x02400000, 0x00000004 },
-    { 0x400ee000, 0x00000004 },
-    { 0x02400000, 0x00000004 },
-    { 0x4000e000, 0000000000 },
-    { 0x00100000, 0x0000002c },
-    { 0x00004000, 0000000000 },
-    { 0x080045c8, 0x00000004 },
-    { 0x00240005, 0x00000004 },
-    { 0x08004d0b, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0240e51b, 0x00000004 },
-    { 0x0080e50a, 0x00000005 },
-    { 0x0080e50b, 0x00000005 },
-    { 0x00220000, 0x00000004 },
-    { 0x000700cb, 0x00000004 },
-    { 0x000000b7, 0x00000038 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0880e5bd, 0x00000005 },
-    { 0x000c2086, 0x00000030 },
-    { 0x0800e5bb, 0x00000005 },
-    { 0x000c2087, 0x00000030 },
-    { 0x0880e5bc, 0x00000005 },
-    { 0x000000ba, 0x00000008 },
-    { 0x0080e5bd, 0x00000005 },
-    { 0x0000e5bb, 0x00000005 },
-    { 0x0080e5bc, 0x00000005 },
-    { 0x00210000, 0x00000004 },
-    { 0x02800000, 0x00000004 },
-    { 0x00c000be, 0x00000018 },
-    { 0x4180e000, 0x00000040 },
-    { 0x000000c0, 0x00000024 },
-    { 0x01000000, 0x0000000c },
-    { 0x0100e51d, 0x0000000c },
-    { 0x000045bb, 0x00000004 },
-    { 0x000080ba, 0x00000008 },
-    { 0x03c00830, 0x00000004 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x200045e0, 0x00000004 },
-    { 0x0000e5e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000700c8, 0x00000004 },
-    { 0x0800e394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x0000e8c4, 0x00000004 },
-    { 0x0000e8c5, 0x00000004 },
-    { 0x0000e8c6, 0x00000004 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000cc, 0x00000008 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000d3, 0x00000008 },
-    { 0x02c02000, 0x00000004 },
-    { 0x00060000, 0x00000004 },
-    { 0x000000db, 0x00000034 },
-    { 0x000000d8, 0x00000008 },
-    { 0x00008000, 0x00000004 },
-    { 0xc000e000, 0000000000 },
-    { 0x000000e1, 0x00000030 },
-    { 0x4200e000, 0000000000 },
-    { 0x000000e1, 0x00000030 },
-    { 0x4000e000, 0000000000 },
-    { 0x0025001b, 0x00000004 },
-    { 0x00230000, 0x00000004 },
-    { 0x00250005, 0x00000004 },
-    { 0x000000e6, 0x00000034 },
-    { 0000000000, 0x0000000c },
-    { 0x00244000, 0x00000004 },
-    { 0x080045c8, 0x00000004 },
-    { 0x00240005, 0x00000004 },
-    { 0x08004d0b, 0x0000000c },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x001d0018, 0x00000004 },
-    { 0x001a0001, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0x0500a04a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-static const u32 R520_cp_microcode[][2] = {
-    { 0x4200e000, 0000000000 },
-    { 0x4000e000, 0000000000 },
-    { 0x00000099, 0x00000008 },
-    { 0x0000009d, 0x00000008 },
-    { 0x4a554b4a, 0000000000 },
-    { 0x4a4a4467, 0000000000 },
-    { 0x55526f75, 0000000000 },
-    { 0x4a7e7d65, 0000000000 },
-    { 0xe0dae6f6, 0000000000 },
-    { 0x4ac54a4a, 0000000000 },
-    { 0xc8828282, 0000000000 },
-    { 0xbf4acfc1, 0000000000 },
-    { 0x87b04ad5, 0000000000 },
-    { 0xb5838383, 0000000000 },
-    { 0x4a0f85ba, 0000000000 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000d0012, 0x00000038 },
-    { 0x0000e8b4, 0x00000004 },
-    { 0x000d0014, 0x00000038 },
-    { 0x0000e8b6, 0x00000004 },
-    { 0x000d0016, 0x00000038 },
-    { 0x0000e854, 0x00000004 },
-    { 0x000d0018, 0x00000038 },
-    { 0x0000e855, 0x00000004 },
-    { 0x000d001a, 0x00000038 },
-    { 0x0000e856, 0x00000004 },
-    { 0x000d001c, 0x00000038 },
-    { 0x0000e857, 0x00000004 },
-    { 0x000d001e, 0x00000038 },
-    { 0x0000e824, 0x00000004 },
-    { 0x000d0020, 0x00000038 },
-    { 0x0000e825, 0x00000004 },
-    { 0x000d0022, 0x00000038 },
-    { 0x0000e830, 0x00000004 },
-    { 0x000d0024, 0x00000038 },
-    { 0x0000f0c0, 0x00000004 },
-    { 0x000d0026, 0x00000038 },
-    { 0x0000f0c1, 0x00000004 },
-    { 0x000d0028, 0x00000038 },
-    { 0x0000e000, 0x00000004 },
-    { 0x000d002a, 0x00000038 },
-    { 0x0000e000, 0x00000004 },
-    { 0x000d002c, 0x00000038 },
-    { 0x0000e000, 0x00000004 },
-    { 0x000d002e, 0x00000038 },
-    { 0x0000e000, 0x00000004 },
-    { 0x000d0030, 0x00000038 },
-    { 0x0000e000, 0x00000004 },
-    { 0x000d0032, 0x00000038 },
-    { 0x0000f180, 0x00000004 },
-    { 0x000d0034, 0x00000038 },
-    { 0x0000f393, 0x00000004 },
-    { 0x000d0036, 0x00000038 },
-    { 0x0000f38a, 0x00000004 },
-    { 0x000d0038, 0x00000038 },
-    { 0x0000f38e, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000043, 0x00000018 },
-    { 0x00cce800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x08004800, 0x00000004 },
-    { 0x0000003a, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x2000451d, 0x00000004 },
-    { 0x0000e580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x08004580, 0x00000004 },
-    { 0x000ce581, 0x00000004 },
-    { 0x00000047, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x00032000, 0x00000004 },
-    { 0x00022051, 0x00000028 },
-    { 0x00000051, 0x00000024 },
-    { 0x0800450f, 0x00000004 },
-    { 0x0000a04b, 0x00000008 },
-    { 0x0000e565, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000052, 0x00000008 },
-    { 0x03cca5b4, 0x00000004 },
-    { 0x05432000, 0x00000004 },
-    { 0x00022000, 0x00000004 },
-    { 0x4ccce05e, 0x00000030 },
-    { 0x08274565, 0x00000004 },
-    { 0x0000005e, 0x00000030 },
-    { 0x08004564, 0x00000004 },
-    { 0x0000e566, 0x00000004 },
-    { 0x00000055, 0x00000008 },
-    { 0x00802061, 0x00000010 },
-    { 0x00202000, 0x00000004 },
-    { 0x001b00ff, 0x00000004 },
-    { 0x01000064, 0x00000010 },
-    { 0x001f2000, 0x00000004 },
-    { 0x001c00ff, 0x00000004 },
-    { 0000000000, 0x0000000c },
-    { 0x00000072, 0x00000030 },
-    { 0x00000055, 0x00000008 },
-    { 0x0000e576, 0x00000004 },
-    { 0x0000e577, 0x00000004 },
-    { 0x0000e50e, 0x00000004 },
-    { 0x0000e50f, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00000069, 0x00000018 },
-    { 0x00c0e5f9, 0x000000c2 },
-    { 0x00000069, 0x00000008 },
-    { 0x0014e50e, 0x00000004 },
-    { 0x0040e50f, 0x00000004 },
-    { 0x00c0006c, 0x00000008 },
-    { 0x0000e570, 0x00000004 },
-    { 0x0000e571, 0x00000004 },
-    { 0x0000e572, 0x0000000c },
-    { 0x0000a000, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x0000e568, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00000076, 0x00000018 },
-    { 0x000b0000, 0x00000004 },
-    { 0x18c0e562, 0x00000004 },
-    { 0x00000078, 0x00000008 },
-    { 0x00c00077, 0x00000008 },
-    { 0x000700c7, 0x00000004 },
-    { 0x00000080, 0x00000038 },
-    { 0x0000e5bb, 0x00000004 },
-    { 0x0000e5bc, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e800, 0000000000 },
-    { 0x0000e821, 0x00000004 },
-    { 0x0000e82e, 0000000000 },
-    { 0x02cca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000ce1cc, 0x00000004 },
-    { 0x050de1cd, 0x00000004 },
-    { 0x00400000, 0x00000004 },
-    { 0x0000008f, 0x00000018 },
-    { 0x00c0a000, 0x00000004 },
-    { 0x0000008c, 0x00000008 },
-    { 0x00000091, 0x00000020 },
-    { 0x4200e000, 0000000000 },
-    { 0x00000098, 0x00000038 },
-    { 0x000ca000, 0x00000004 },
-    { 0x00140000, 0x00000004 },
-    { 0x000c2000, 0x00000004 },
-    { 0x00160000, 0x00000004 },
-    { 0x700ce000, 0x00000004 },
-    { 0x00140094, 0x00000008 },
-    { 0x4000e000, 0000000000 },
-    { 0x02400000, 0x00000004 },
-    { 0x400ee000, 0x00000004 },
-    { 0x02400000, 0x00000004 },
-    { 0x4000e000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x0240e51b, 0x00000004 },
-    { 0x0080e50a, 0x00000005 },
-    { 0x0080e50b, 0x00000005 },
-    { 0x00220000, 0x00000004 },
-    { 0x000700c7, 0x00000004 },
-    { 0x000000a4, 0x00000038 },
-    { 0x0080e5bd, 0x00000005 },
-    { 0x0000e5bb, 0x00000005 },
-    { 0x0080e5bc, 0x00000005 },
-    { 0x00210000, 0x00000004 },
-    { 0x02800000, 0x00000004 },
-    { 0x00c000ab, 0x00000018 },
-    { 0x4180e000, 0x00000040 },
-    { 0x000000ad, 0x00000024 },
-    { 0x01000000, 0x0000000c },
-    { 0x0100e51d, 0x0000000c },
-    { 0x000045bb, 0x00000004 },
-    { 0x000080a7, 0x00000008 },
-    { 0x0000f3ce, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053cf, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f3d2, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c053d3, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x0000f39d, 0x00000004 },
-    { 0x0140a000, 0x00000004 },
-    { 0x00cc2000, 0x00000004 },
-    { 0x08c0539e, 0x00000040 },
-    { 0x00008000, 0000000000 },
-    { 0x03c00830, 0x00000004 },
-    { 0x4200e000, 0000000000 },
-    { 0x0000a000, 0x00000004 },
-    { 0x200045e0, 0x00000004 },
-    { 0x0000e5e1, 0000000000 },
-    { 0x00000001, 0000000000 },
-    { 0x000700c4, 0x00000004 },
-    { 0x0800e394, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x0000e8c4, 0x00000004 },
-    { 0x0000e8c5, 0x00000004 },
-    { 0x0000e8c6, 0x00000004 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000c8, 0x00000008 },
-    { 0x0000e928, 0x00000004 },
-    { 0x0000e929, 0x00000004 },
-    { 0x0000e92a, 0x00000004 },
-    { 0x000000cf, 0x00000008 },
-    { 0xdeadbeef, 0000000000 },
-    { 0x00000116, 0000000000 },
-    { 0x000700d3, 0x00000004 },
-    { 0x080050e7, 0x00000004 },
-    { 0x000700d4, 0x00000004 },
-    { 0x0800401c, 0x00000004 },
-    { 0x0000e01d, 0000000000 },
-    { 0x02c02000, 0x00000004 },
-    { 0x00060000, 0x00000004 },
-    { 0x000000de, 0x00000034 },
-    { 0x000000db, 0x00000008 },
-    { 0x00008000, 0x00000004 },
-    { 0xc000e000, 0000000000 },
-    { 0x0000e1cc, 0x00000004 },
-    { 0x0500e1cd, 0x00000004 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000000e5, 0x00000034 },
-    { 0x000000e1, 0x00000008 },
-    { 0x0000a000, 0000000000 },
-    { 0x0019e1cc, 0x00000004 },
-    { 0x001b0001, 0x00000004 },
-    { 0x0500a000, 0x00000004 },
-    { 0x080041cd, 0x00000004 },
-    { 0x000ca000, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0x000c2000, 0x00000004 },
-    { 0x001d0018, 0x00000004 },
-    { 0x001a0001, 0x00000004 },
-    { 0x000000fb, 0x00000034 },
-    { 0x0000004a, 0x00000008 },
-    { 0x0500a04a, 0x00000008 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-    { 0000000000, 0000000000 },
-};
-
-
-#endif
diff --git a/drivers/gpu/drm/radeon/radeon_mode.h b/drivers/gpu/drm/radeon/radeon_mode.h
index 3b09a1f2d8f9..ace726aa0d76 100644
--- a/drivers/gpu/drm/radeon/radeon_mode.h
+++ b/drivers/gpu/drm/radeon/radeon_mode.h
@@ -172,20 +172,34 @@ enum radeon_connector_table {
 
 struct radeon_mode_info {
 	struct atom_context *atom_context;
+	struct card_info *atom_card_info;
 	enum radeon_connector_table connector_table;
 	bool mode_config_initialized;
 	struct radeon_crtc *crtcs[2];
+	/* DVI-I properties */
+	struct drm_property *coherent_mode_property;
+	/* DAC enable load detect */
+	struct drm_property *load_detect_property;
+	/* TV standard load detect */
+	struct drm_property *tv_std_property;
+	/* legacy TMDS PLL detect */
+	struct drm_property *tmds_pll_property;
+
 };
 
-struct radeon_native_mode {
-	/* preferred mode */
-	uint32_t panel_xres, panel_yres;
-	uint32_t hoverplus, hsync_width;
-	uint32_t hblank;
-	uint32_t voverplus, vsync_width;
-	uint32_t vblank;
-	uint32_t dotclock;
-	uint32_t flags;
+#define MAX_H_CODE_TIMING_LEN 32
+#define MAX_V_CODE_TIMING_LEN 32
+
+/* need to store these as reading
+   back code tables is excessive */
+struct radeon_tv_regs {
+	uint32_t tv_uv_adr;
+	uint32_t timing_cntl;
+	uint32_t hrestart;
+	uint32_t vrestart;
+	uint32_t frestart;
+	uint16_t h_code_timing[MAX_H_CODE_TIMING_LEN];
+	uint16_t v_code_timing[MAX_V_CODE_TIMING_LEN];
 };
 
 struct radeon_crtc {
@@ -195,8 +209,6 @@ struct radeon_crtc {
 	bool enabled;
 	bool can_tile;
 	uint32_t crtc_offset;
-	struct radeon_framebuffer *fbdev_fb;
-	struct drm_mode_set mode_set;
 	struct drm_gem_object *cursor_bo;
 	uint64_t cursor_addr;
 	int cursor_width;
@@ -204,10 +216,9 @@ struct radeon_crtc {
 	uint32_t legacy_display_base_addr;
 	uint32_t legacy_cursor_offset;
 	enum radeon_rmx_type rmx_type;
-	uint32_t devices;
 	fixed20_12 vsc;
 	fixed20_12 hsc;
-	struct radeon_native_mode native_mode;
+	struct drm_display_mode native_mode;
 };
 
 struct radeon_encoder_primary_dac {
@@ -227,7 +238,7 @@ struct radeon_encoder_lvds {
 	bool     use_bios_dividers;
 	uint32_t lvds_gen_cntl;
 	/* panel mode */
-	struct radeon_native_mode native_mode;
+	struct drm_display_mode native_mode;
 };
 
 struct radeon_encoder_tv_dac {
@@ -236,7 +247,13 @@ struct radeon_encoder_tv_dac {
 	uint32_t ntsc_tvdac_adj;
 	uint32_t pal_tvdac_adj;
 
+	int               h_pos;
+	int               v_pos;
+	int               h_size;
+	int               supported_tv_stds;
+	bool              tv_on;
 	enum radeon_tv_std tv_std;
+	struct radeon_tv_regs tv;
 };
 
 struct radeon_encoder_int_tmds {
@@ -244,6 +261,16 @@ struct radeon_encoder_int_tmds {
 	struct radeon_tmds_pll tmds_pll[4];
 };
 
+/* spread spectrum */
+struct radeon_atom_ss {
+	uint16_t percentage;
+	uint8_t type;
+	uint8_t step;
+	uint8_t delay;
+	uint8_t range;
+	uint8_t refdiv;
+};
+
 struct radeon_encoder_atom_dig {
 	/* atom dig */
 	bool coherent_mode;
@@ -251,18 +278,24 @@ struct radeon_encoder_atom_dig {
 	/* atom lvds */
 	uint32_t lvds_misc;
 	uint16_t panel_pwr_delay;
+	struct radeon_atom_ss *ss;
 	/* panel mode */
-	struct radeon_native_mode native_mode;
+	struct drm_display_mode native_mode;
+};
+
+struct radeon_encoder_atom_dac {
+	enum radeon_tv_std tv_std;
 };
 
 struct radeon_encoder {
 	struct drm_encoder base;
 	uint32_t encoder_id;
 	uint32_t devices;
+	uint32_t active_device;
 	uint32_t flags;
 	uint32_t pixel_clock;
 	enum radeon_rmx_type rmx_type;
-	struct radeon_native_mode native_mode;
+	struct drm_display_mode native_mode;
 	void *enc_priv;
 };
 
@@ -276,8 +309,15 @@ struct radeon_connector {
 	uint32_t connector_id;
 	uint32_t devices;
 	struct radeon_i2c_chan *ddc_bus;
-	int use_digital;
+	/* some systems have a an hdmi and vga port with a shared ddc line */
+	bool shared_ddc;
+	bool use_digital;
+	/* we need to mind the EDID between detect
+	   and get modes due to analog/digital/tvencoder */
+	struct edid *edid;
 	void *con_priv;
+	bool dac_load_detect;
+	uint16_t connector_object_id;
 };
 
 struct radeon_framebuffer {
@@ -310,6 +350,7 @@ struct drm_encoder *radeon_encoder_legacy_tmds_int_add(struct drm_device *dev, i
 struct drm_encoder *radeon_encoder_legacy_tmds_ext_add(struct drm_device *dev, int bios_index);
 extern void atombios_external_tmds_setup(struct drm_encoder *encoder, int action);
 extern int atombios_get_encoder_mode(struct drm_encoder *encoder);
+extern void radeon_encoder_set_active_device(struct drm_encoder *encoder);
 
 extern void radeon_crtc_load_lut(struct drm_crtc *crtc);
 extern int atombios_crtc_set_base(struct drm_crtc *crtc, int x, int y,
@@ -337,16 +378,18 @@ extern bool radeon_atom_get_clock_info(struct drm_device *dev);
 extern bool radeon_combios_get_clock_info(struct drm_device *dev);
 extern struct radeon_encoder_atom_dig *
 radeon_atombios_get_lvds_info(struct radeon_encoder *encoder);
-extern struct radeon_encoder_int_tmds *
-radeon_atombios_get_tmds_info(struct radeon_encoder *encoder);
+bool radeon_atombios_get_tmds_info(struct radeon_encoder *encoder,
+				   struct radeon_encoder_int_tmds *tmds);
+bool radeon_legacy_get_tmds_info_from_combios(struct radeon_encoder *encoder,
+					   struct radeon_encoder_int_tmds *tmds);
+bool radeon_legacy_get_tmds_info_from_table(struct radeon_encoder *encoder,
+					    struct radeon_encoder_int_tmds *tmds);
 extern struct radeon_encoder_primary_dac *
 radeon_atombios_get_primary_dac_info(struct radeon_encoder *encoder);
 extern struct radeon_encoder_tv_dac *
 radeon_atombios_get_tv_dac_info(struct radeon_encoder *encoder);
 extern struct radeon_encoder_lvds *
 radeon_combios_get_lvds_info(struct radeon_encoder *encoder);
-extern struct radeon_encoder_int_tmds *
-radeon_combios_get_tmds_info(struct radeon_encoder *encoder);
 extern void radeon_combios_get_ext_tmds_info(struct radeon_encoder *encoder);
 extern struct radeon_encoder_tv_dac *
 radeon_combios_get_tv_dac_info(struct radeon_encoder *encoder);
@@ -356,6 +399,8 @@ extern void radeon_combios_output_lock(struct drm_encoder *encoder, bool lock);
 extern void radeon_combios_initialize_bios_scratch_regs(struct drm_device *dev);
 extern void radeon_atom_output_lock(struct drm_encoder *encoder, bool lock);
 extern void radeon_atom_initialize_bios_scratch_regs(struct drm_device *dev);
+extern void radeon_save_bios_scratch_regs(struct radeon_device *rdev);
+extern void radeon_restore_bios_scratch_regs(struct radeon_device *rdev);
 extern void
 radeon_atombios_encoder_crtc_scratch_regs(struct drm_encoder *encoder, int crtc);
 extern void
@@ -366,6 +411,8 @@ extern void
 radeon_combios_encoder_dpms_scratch_regs(struct drm_encoder *encoder, bool on);
 extern void radeon_crtc_fb_gamma_set(struct drm_crtc *crtc, u16 red, u16 green,
 				     u16 blue, int regno);
+extern void radeon_crtc_fb_gamma_get(struct drm_crtc *crtc, u16 *red, u16 *green,
+				     u16 *blue, int regno);
 struct drm_framebuffer *radeon_framebuffer_create(struct drm_device *dev,
 						  struct drm_mode_fb_cmd *mode_cmd,
 						  struct drm_gem_object *obj);
@@ -396,6 +443,19 @@ extern int radeon_static_clocks_init(struct drm_device *dev);
 bool radeon_crtc_scaling_mode_fixup(struct drm_crtc *crtc,
 					struct drm_display_mode *mode,
 					struct drm_display_mode *adjusted_mode);
-void atom_rv515_force_tv_scaler(struct radeon_device *rdev);
-
+void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *radeon_crtc);
+
+/* legacy tv */
+void radeon_legacy_tv_adjust_crtc_reg(struct drm_encoder *encoder,
+				      uint32_t *h_total_disp, uint32_t *h_sync_strt_wid,
+				      uint32_t *v_total_disp, uint32_t *v_sync_strt_wid);
+void radeon_legacy_tv_adjust_pll1(struct drm_encoder *encoder,
+				  uint32_t *htotal_cntl, uint32_t *ppll_ref_div,
+				  uint32_t *ppll_div_3, uint32_t *pixclks_cntl);
+void radeon_legacy_tv_adjust_pll2(struct drm_encoder *encoder,
+				  uint32_t *htotal2_cntl, uint32_t *p2pll_ref_div,
+				  uint32_t *p2pll_div_0, uint32_t *pixclks_cntl);
+void radeon_legacy_tv_mode_set(struct drm_encoder *encoder,
+			       struct drm_display_mode *mode,
+			       struct drm_display_mode *adjusted_mode);
 #endif
diff --git a/drivers/gpu/drm/radeon/radeon_object.c b/drivers/gpu/drm/radeon/radeon_object.c
index b85fb83d7ae8..1f056dadc5c2 100644
--- a/drivers/gpu/drm/radeon/radeon_object.c
+++ b/drivers/gpu/drm/radeon/radeon_object.c
@@ -188,6 +188,7 @@ int radeon_object_kmap(struct radeon_object *robj, void **ptr)
 	if (ptr) {
 		*ptr = robj->kptr;
 	}
+	radeon_object_check_tiling(robj, 0, 0);
 	return 0;
 }
 
@@ -200,6 +201,7 @@ void radeon_object_kunmap(struct radeon_object *robj)
 	}
 	robj->kptr = NULL;
 	spin_unlock(&robj->tobj.lock);
+	radeon_object_check_tiling(robj, 0, 0);
 	ttm_bo_kunmap(&robj->kmap);
 }
 
@@ -369,6 +371,14 @@ void radeon_object_force_delete(struct radeon_device *rdev)
 
 int radeon_object_init(struct radeon_device *rdev)
 {
+	/* Add an MTRR for the VRAM */
+	rdev->mc.vram_mtrr = mtrr_add(rdev->mc.aper_base, rdev->mc.aper_size,
+			MTRR_TYPE_WRCOMB, 1);
+	DRM_INFO("Detected VRAM RAM=%lluM, BAR=%lluM\n",
+		rdev->mc.mc_vram_size >> 20,
+		(unsigned long long)rdev->mc.aper_size >> 20);
+	DRM_INFO("RAM width %dbits %cDR\n",
+			rdev->mc.vram_width, rdev->mc.vram_is_ddr ? 'D' : 'S');
 	return radeon_ttm_init(rdev);
 }
 
@@ -390,11 +400,9 @@ void radeon_object_list_add_object(struct radeon_object_list *lobj,
 int radeon_object_list_reserve(struct list_head *head)
 {
 	struct radeon_object_list *lobj;
-	struct list_head *i;
 	int r;
 
-	list_for_each(i, head) {
-		lobj = list_entry(i, struct radeon_object_list, list);
+	list_for_each_entry(lobj, head, list){
 		if (!lobj->robj->pin_count) {
 			r = radeon_object_reserve(lobj->robj, true);
 			if (unlikely(r != 0)) {
@@ -410,13 +418,10 @@ int radeon_object_list_reserve(struct list_head *head)
 void radeon_object_list_unreserve(struct list_head *head)
 {
 	struct radeon_object_list *lobj;
-	struct list_head *i;
 
-	list_for_each(i, head) {
-		lobj = list_entry(i, struct radeon_object_list, list);
+	list_for_each_entry(lobj, head, list) {
 		if (!lobj->robj->pin_count) {
 			radeon_object_unreserve(lobj->robj);
-		} else {
 		}
 	}
 }
@@ -426,7 +431,6 @@ int radeon_object_list_validate(struct list_head *head, void *fence)
 	struct radeon_object_list *lobj;
 	struct radeon_object *robj;
 	struct radeon_fence *old_fence = NULL;
-	struct list_head *i;
 	int r;
 
 	r = radeon_object_list_reserve(head);
@@ -434,8 +438,7 @@ int radeon_object_list_validate(struct list_head *head, void *fence)
 		radeon_object_list_unreserve(head);
 		return r;
 	}
-	list_for_each(i, head) {
-		lobj = list_entry(i, struct radeon_object_list, list);
+	list_for_each_entry(lobj, head, list) {
 		robj = lobj->robj;
 		if (!robj->pin_count) {
 			if (lobj->wdomain) {
@@ -472,10 +475,8 @@ void radeon_object_list_unvalidate(struct list_head *head)
 {
 	struct radeon_object_list *lobj;
 	struct radeon_fence *old_fence = NULL;
-	struct list_head *i;
 
-	list_for_each(i, head) {
-		lobj = list_entry(i, struct radeon_object_list, list);
+	list_for_each_entry(lobj, head, list) {
 		old_fence = (struct radeon_fence *)lobj->robj->tobj.sync_obj;
 		lobj->robj->tobj.sync_obj = NULL;
 		if (old_fence) {
diff --git a/drivers/gpu/drm/radeon/radeon_object.h b/drivers/gpu/drm/radeon/radeon_object.h
index 473e4775dc5a..10e8af6bb456 100644
--- a/drivers/gpu/drm/radeon/radeon_object.h
+++ b/drivers/gpu/drm/radeon/radeon_object.h
@@ -37,6 +37,7 @@
  * TTM.
  */
 struct radeon_mman {
+	struct ttm_bo_global_ref        bo_global_ref;
 	struct ttm_global_reference	mem_global_ref;
 	bool				mem_global_referenced;
 	struct ttm_bo_device		bdev;
diff --git a/drivers/gpu/drm/radeon/radeon_pm.c b/drivers/gpu/drm/radeon/radeon_pm.c
new file mode 100644
index 000000000000..46146c6a2a06
--- /dev/null
+++ b/drivers/gpu/drm/radeon/radeon_pm.c
@@ -0,0 +1,65 @@
+/*
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Rafał Miłecki <zajec5@gmail.com>
+ */
+#include "drmP.h"
+#include "radeon.h"
+
+int radeon_debugfs_pm_init(struct radeon_device *rdev);
+
+int radeon_pm_init(struct radeon_device *rdev)
+{
+	if (radeon_debugfs_pm_init(rdev)) {
+		DRM_ERROR("Failed to register debugfs file for CP !\n");
+	}
+
+	return 0;
+}
+
+/*
+ * Debugfs info
+ */
+#if defined(CONFIG_DEBUG_FS)
+
+static int radeon_debugfs_pm_info(struct seq_file *m, void *data)
+{
+	struct drm_info_node *node = (struct drm_info_node *) m->private;
+	struct drm_device *dev = node->minor->dev;
+	struct radeon_device *rdev = dev->dev_private;
+
+	seq_printf(m, "engine clock: %u0 Hz\n", radeon_get_engine_clock(rdev));
+	seq_printf(m, "memory clock: %u0 Hz\n", radeon_get_memory_clock(rdev));
+
+	return 0;
+}
+
+static struct drm_info_list radeon_pm_info_list[] = {
+	{"radeon_pm_info", radeon_debugfs_pm_info, 0, NULL},
+};
+#endif
+
+int radeon_debugfs_pm_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+	return radeon_debugfs_add_files(rdev, radeon_pm_info_list, ARRAY_SIZE(radeon_pm_info_list));
+#else
+	return 0;
+#endif
+}
diff --git a/drivers/gpu/drm/radeon/radeon_reg.h b/drivers/gpu/drm/radeon/radeon_reg.h
index 4df43f62c678..29ab75903ec1 100644
--- a/drivers/gpu/drm/radeon/radeon_reg.h
+++ b/drivers/gpu/drm/radeon/radeon_reg.h
@@ -290,6 +290,8 @@
 #define RADEON_BUS_CNTL                     0x0030
 #       define RADEON_BUS_MASTER_DIS         (1 << 6)
 #       define RADEON_BUS_BIOS_DIS_ROM       (1 << 12)
+#	define RS600_BUS_MASTER_DIS	     (1 << 14)
+#	define RS600_MSI_REARM		     (1 << 20) /* rs600/rs690/rs740 */
 #       define RADEON_BUS_RD_DISCARD_EN      (1 << 24)
 #       define RADEON_BUS_RD_ABORT_EN        (1 << 25)
 #       define RADEON_BUS_MSTR_DISCONNECT_EN (1 << 28)
@@ -297,6 +299,9 @@
 #       define RADEON_BUS_READ_BURST         (1 << 30)
 #define RADEON_BUS_CNTL1                    0x0034
 #       define RADEON_BUS_WAIT_ON_LOCK_EN    (1 << 4)
+/* rv370/rv380, rv410, r423/r430/r480, r5xx */
+#define RADEON_MSI_REARM_EN		    0x0160
+#	define RV370_MSI_REARM_EN	     (1 << 0)
 
 /* #define RADEON_PCIE_INDEX                   0x0030 */
 /* #define RADEON_PCIE_DATA                    0x0034 */
@@ -1945,6 +1950,11 @@
 #       define RADEON_TXFORMAT_DXT1               (12 <<  0)
 #       define RADEON_TXFORMAT_DXT23              (14 <<  0)
 #       define RADEON_TXFORMAT_DXT45              (15 <<  0)
+#	define RADEON_TXFORMAT_SHADOW16           (16 <<  0)
+#	define RADEON_TXFORMAT_SHADOW32           (17 <<  0)
+#       define RADEON_TXFORMAT_DUDV88             (18 <<  0)
+#       define RADEON_TXFORMAT_LDUDV655           (19 <<  0)
+#       define RADEON_TXFORMAT_LDUDUV8888         (20 <<  0)
 #       define RADEON_TXFORMAT_FORMAT_MASK        (31 <<  0)
 #       define RADEON_TXFORMAT_FORMAT_SHIFT       0
 #       define RADEON_TXFORMAT_APPLE_YUV_MODE     (1  <<  5)
@@ -2203,7 +2213,7 @@
 #       define RADEON_ROP_ENABLE               (1  <<  6)
 #       define RADEON_STENCIL_ENABLE           (1  <<  7)
 #       define RADEON_Z_ENABLE                 (1  <<  8)
-#       define RADEON_DEPTH_XZ_OFFEST_ENABLE   (1  <<  9)
+#       define RADEON_DEPTHXY_OFFSET_ENABLE    (1  <<  9)
 #       define RADEON_RB3D_COLOR_FORMAT_SHIFT  10
 
 #       define RADEON_COLOR_FORMAT_ARGB1555    3
@@ -2773,7 +2783,12 @@
 #       define R200_TXFORMAT_DXT1		(12 << 0)
 #       define R200_TXFORMAT_DXT23		(14 << 0)
 #       define R200_TXFORMAT_DXT45		(15 << 0)
+#       define R200_TXFORMAT_DVDU88		(18 << 0)
+#       define R200_TXFORMAT_LDVDU655		(19 << 0)
+#       define R200_TXFORMAT_LDVDU8888		(20 << 0)
+#       define R200_TXFORMAT_GR1616		(21 << 0)
 #       define R200_TXFORMAT_ABGR8888		(22 << 0)
+#       define R200_TXFORMAT_BGR111110		(23 << 0)
 #       define R200_TXFORMAT_FORMAT_MASK	(31 <<	0)
 #       define R200_TXFORMAT_FORMAT_SHIFT	0
 #       define R200_TXFORMAT_ALPHA_IN_MAP	(1 << 6)
@@ -2818,6 +2833,13 @@
 #define R200_PP_TXPITCH_4			0x2c90 /* NPOT only */
 #define R200_PP_TXPITCH_5			0x2cb0 /* NPOT only */
 
+#define R200_PP_CUBIC_FACES_0			0x2c18
+#define R200_PP_CUBIC_FACES_1			0x2c38
+#define R200_PP_CUBIC_FACES_2			0x2c58
+#define R200_PP_CUBIC_FACES_3			0x2c78
+#define R200_PP_CUBIC_FACES_4			0x2c98
+#define R200_PP_CUBIC_FACES_5			0x2cb8
+
 #define R200_PP_TXOFFSET_0			0x2d00
 #       define R200_TXO_ENDIAN_NO_SWAP		(0 << 0)
 #       define R200_TXO_ENDIAN_BYTE_SWAP	(1 << 0)
@@ -2829,11 +2851,44 @@
 #       define R200_TXO_MICRO_TILE		(1 << 3)
 #       define R200_TXO_OFFSET_MASK		0xffffffe0
 #       define R200_TXO_OFFSET_SHIFT		5
+#define R200_PP_CUBIC_OFFSET_F1_0         0x2d04
+#define R200_PP_CUBIC_OFFSET_F2_0         0x2d08
+#define R200_PP_CUBIC_OFFSET_F3_0         0x2d0c
+#define R200_PP_CUBIC_OFFSET_F4_0         0x2d10
+#define R200_PP_CUBIC_OFFSET_F5_0         0x2d14
+
 #define R200_PP_TXOFFSET_1			0x2d18
+#define R200_PP_CUBIC_OFFSET_F1_1         0x2d1c
+#define R200_PP_CUBIC_OFFSET_F2_1         0x2d20
+#define R200_PP_CUBIC_OFFSET_F3_1         0x2d24
+#define R200_PP_CUBIC_OFFSET_F4_1         0x2d28
+#define R200_PP_CUBIC_OFFSET_F5_1         0x2d2c
+
 #define R200_PP_TXOFFSET_2			0x2d30
+#define R200_PP_CUBIC_OFFSET_F1_2         0x2d34
+#define R200_PP_CUBIC_OFFSET_F2_2         0x2d38
+#define R200_PP_CUBIC_OFFSET_F3_2         0x2d3c
+#define R200_PP_CUBIC_OFFSET_F4_2         0x2d40
+#define R200_PP_CUBIC_OFFSET_F5_2         0x2d44
+
 #define R200_PP_TXOFFSET_3			0x2d48
+#define R200_PP_CUBIC_OFFSET_F1_3         0x2d4c
+#define R200_PP_CUBIC_OFFSET_F2_3         0x2d50
+#define R200_PP_CUBIC_OFFSET_F3_3         0x2d54
+#define R200_PP_CUBIC_OFFSET_F4_3         0x2d58
+#define R200_PP_CUBIC_OFFSET_F5_3         0x2d5c
 #define R200_PP_TXOFFSET_4			0x2d60
+#define R200_PP_CUBIC_OFFSET_F1_4         0x2d64
+#define R200_PP_CUBIC_OFFSET_F2_4         0x2d68
+#define R200_PP_CUBIC_OFFSET_F3_4         0x2d6c
+#define R200_PP_CUBIC_OFFSET_F4_4         0x2d70
+#define R200_PP_CUBIC_OFFSET_F5_4         0x2d74
 #define R200_PP_TXOFFSET_5			0x2d78
+#define R200_PP_CUBIC_OFFSET_F1_5         0x2d7c
+#define R200_PP_CUBIC_OFFSET_F2_5         0x2d80
+#define R200_PP_CUBIC_OFFSET_F3_5         0x2d84
+#define R200_PP_CUBIC_OFFSET_F4_5         0x2d88
+#define R200_PP_CUBIC_OFFSET_F5_5         0x2d8c
 
 #define R200_PP_TFACTOR_0			0x2ee0
 #define R200_PP_TFACTOR_1			0x2ee4
@@ -3175,6 +3230,11 @@
 #       define R200_FORCE_INORDER_PROC		(1<<31)
 #define R200_PP_CNTL_X				0x2cc4
 #define R200_PP_TXMULTI_CTL_0			0x2c1c
+#define R200_PP_TXMULTI_CTL_1			0x2c3c
+#define R200_PP_TXMULTI_CTL_2			0x2c5c
+#define R200_PP_TXMULTI_CTL_3			0x2c7c
+#define R200_PP_TXMULTI_CTL_4			0x2c9c
+#define R200_PP_TXMULTI_CTL_5			0x2cbc
 #define R200_SE_VTX_STATE_CNTL			0x2180
 #       define R200_UPDATE_USER_COLOR_0_ENA_MASK (1<<16)
 
@@ -3200,6 +3260,24 @@
 #define RADEON_CP_RB_WPTR                   0x0714
 #define RADEON_CP_RB_RPTR_WR                0x071c
 
+#define RADEON_SCRATCH_UMSK		    0x0770
+#define RADEON_SCRATCH_ADDR		    0x0774
+
+#define R600_CP_RB_BASE                     0xc100
+#define R600_CP_RB_CNTL                     0xc104
+#       define R600_RB_BUFSZ(x)             ((x) << 0)
+#       define R600_RB_BLKSZ(x)             ((x) << 8)
+#       define R600_RB_NO_UPDATE            (1 << 27)
+#       define R600_RB_RPTR_WR_ENA          (1 << 31)
+#define R600_CP_RB_RPTR_WR                  0xc108
+#define R600_CP_RB_RPTR_ADDR                0xc10c
+#define R600_CP_RB_RPTR_ADDR_HI             0xc110
+#define R600_CP_RB_WPTR                     0xc114
+#define R600_CP_RB_WPTR_ADDR                0xc118
+#define R600_CP_RB_WPTR_ADDR_HI             0xc11c
+#define R600_CP_RB_RPTR                     0x8700
+#define R600_CP_RB_WPTR_DELAY               0x8704
+
 #define RADEON_CP_IB_BASE                   0x0738
 #define RADEON_CP_IB_BUFSZ                  0x073c
 
@@ -3238,6 +3316,7 @@
 #define RADEON_AIC_CNTL                     0x01d0
 #       define RADEON_PCIGART_TRANSLATE_EN     (1 << 0)
 #       define RADEON_DIS_OUT_OF_PCI_GART_ACCESS     (1 << 1)
+#	define RS400_MSI_REARM	                (1 << 3) /* rs400/rs480 */
 #define RADEON_AIC_LO_ADDR                  0x01dc
 #define RADEON_AIC_PT_BASE		0x01d8
 #define RADEON_AIC_HI_ADDR		0x01e0
@@ -3260,6 +3339,7 @@
 #       define RADEON_CP_PACKET_MAX_DWORDS          (1 << 12)
 #       define RADEON_CP_PACKET0_REG_MASK           0x000007ff
 #       define R300_CP_PACKET0_REG_MASK             0x00001fff
+#       define R600_CP_PACKET0_REG_MASK             0x0000ffff
 #       define RADEON_CP_PACKET1_REG0_MASK          0x000007ff
 #       define RADEON_CP_PACKET1_REG1_MASK          0x003ff800
 
@@ -3407,7 +3487,9 @@
 #       define RADEON_RGB_CONVERT_BY_PASS	  (1 << 10)
 #       define RADEON_UVRAM_READ_MARGIN_SHIFT	  16
 #       define RADEON_FIFORAM_FFMACRO_READ_MARGIN_SHIFT	  20
-#	define RADEON_TVOUT_SCALE_EN		  (1 << 26)
+#       define RADEON_RGB_ATTEN_SEL(x)            ((x) << 24)
+#       define RADEON_TVOUT_SCALE_EN              (1 << 26)
+#       define RADEON_RGB_ATTEN_VAL(x)            ((x) << 28)
 #define RADEON_TV_SYNC_CNTL                          0x0808
 #       define RADEON_SYNC_OE                     (1 <<  0)
 #       define RADEON_SYNC_OUT                    (1 <<  1)
diff --git a/drivers/gpu/drm/radeon/radeon_ring.c b/drivers/gpu/drm/radeon/radeon_ring.c
index 60d159308b88..747b4bffb84b 100644
--- a/drivers/gpu/drm/radeon/radeon_ring.c
+++ b/drivers/gpu/drm/radeon/radeon_ring.c
@@ -56,10 +56,12 @@ int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib)
 		set_bit(i, rdev->ib_pool.alloc_bm);
 		rdev->ib_pool.ibs[i].length_dw = 0;
 		*ib = &rdev->ib_pool.ibs[i];
+		mutex_unlock(&rdev->ib_pool.mutex);
 		goto out;
 	}
 	if (list_empty(&rdev->ib_pool.scheduled_ibs)) {
 		/* we go do nothings here */
+		mutex_unlock(&rdev->ib_pool.mutex);
 		DRM_ERROR("all IB allocated none scheduled.\n");
 		r = -EINVAL;
 		goto out;
@@ -69,10 +71,13 @@ int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib)
 			 struct radeon_ib, list);
 	if (nib->fence == NULL) {
 		/* we go do nothings here */
+		mutex_unlock(&rdev->ib_pool.mutex);
 		DRM_ERROR("IB %lu scheduled without a fence.\n", nib->idx);
 		r = -EINVAL;
 		goto out;
 	}
+	mutex_unlock(&rdev->ib_pool.mutex);
+
 	r = radeon_fence_wait(nib->fence, false);
 	if (r) {
 		DRM_ERROR("radeon: IB(%lu:0x%016lX:%u)\n", nib->idx,
@@ -81,12 +86,17 @@ int radeon_ib_get(struct radeon_device *rdev, struct radeon_ib **ib)
 		goto out;
 	}
 	radeon_fence_unref(&nib->fence);
+
 	nib->length_dw = 0;
+
+	/* scheduled list is accessed here */
+	mutex_lock(&rdev->ib_pool.mutex);
 	list_del(&nib->list);
 	INIT_LIST_HEAD(&nib->list);
+	mutex_unlock(&rdev->ib_pool.mutex);
+
 	*ib = nib;
 out:
-	mutex_unlock(&rdev->ib_pool.mutex);
 	if (r) {
 		radeon_fence_unref(&fence);
 	} else {
@@ -111,47 +121,36 @@ void radeon_ib_free(struct radeon_device *rdev, struct radeon_ib **ib)
 	}
 	list_del(&tmp->list);
 	INIT_LIST_HEAD(&tmp->list);
-	if (tmp->fence) {
+	if (tmp->fence)
 		radeon_fence_unref(&tmp->fence);
-	}
+
 	tmp->length_dw = 0;
 	clear_bit(tmp->idx, rdev->ib_pool.alloc_bm);
 	mutex_unlock(&rdev->ib_pool.mutex);
 }
 
-static void radeon_ib_align(struct radeon_device *rdev, struct radeon_ib *ib)
-{
-	while ((ib->length_dw & rdev->cp.align_mask)) {
-		ib->ptr[ib->length_dw++] = PACKET2(0);
-	}
-}
-
 int radeon_ib_schedule(struct radeon_device *rdev, struct radeon_ib *ib)
 {
 	int r = 0;
 
-	mutex_lock(&rdev->ib_pool.mutex);
-	radeon_ib_align(rdev, ib);
 	if (!ib->length_dw || !rdev->cp.ready) {
 		/* TODO: Nothings in the ib we should report. */
-		mutex_unlock(&rdev->ib_pool.mutex);
 		DRM_ERROR("radeon: couldn't schedule IB(%lu).\n", ib->idx);
 		return -EINVAL;
 	}
+
 	/* 64 dwords should be enough for fence too */
 	r = radeon_ring_lock(rdev, 64);
 	if (r) {
 		DRM_ERROR("radeon: scheduling IB failled (%d).\n", r);
-		mutex_unlock(&rdev->ib_pool.mutex);
 		return r;
 	}
-	radeon_ring_write(rdev, PACKET0(RADEON_CP_IB_BASE, 1));
-	radeon_ring_write(rdev, ib->gpu_addr);
-	radeon_ring_write(rdev, ib->length_dw);
+	radeon_ring_ib_execute(rdev, ib);
 	radeon_fence_emit(rdev, ib->fence);
-	radeon_ring_unlock_commit(rdev);
+	mutex_lock(&rdev->ib_pool.mutex);
 	list_add_tail(&ib->list, &rdev->ib_pool.scheduled_ibs);
 	mutex_unlock(&rdev->ib_pool.mutex);
+	radeon_ring_unlock_commit(rdev);
 	return 0;
 }
 
@@ -162,6 +161,8 @@ int radeon_ib_pool_init(struct radeon_device *rdev)
 	int i;
 	int r = 0;
 
+	if (rdev->ib_pool.robj)
+		return 0;
 	/* Allocate 1M object buffer */
 	INIT_LIST_HEAD(&rdev->ib_pool.scheduled_ibs);
 	r = radeon_object_create(rdev, NULL,  RADEON_IB_POOL_SIZE*64*1024,
@@ -215,69 +216,16 @@ void radeon_ib_pool_fini(struct radeon_device *rdev)
 	mutex_unlock(&rdev->ib_pool.mutex);
 }
 
-int radeon_ib_test(struct radeon_device *rdev)
-{
-	struct radeon_ib *ib;
-	uint32_t scratch;
-	uint32_t tmp = 0;
-	unsigned i;
-	int r;
-
-	r = radeon_scratch_get(rdev, &scratch);
-	if (r) {
-		DRM_ERROR("radeon: failed to get scratch reg (%d).\n", r);
-		return r;
-	}
-	WREG32(scratch, 0xCAFEDEAD);
-	r = radeon_ib_get(rdev, &ib);
-	if (r) {
-		return r;
-	}
-	ib->ptr[0] = PACKET0(scratch, 0);
-	ib->ptr[1] = 0xDEADBEEF;
-	ib->ptr[2] = PACKET2(0);
-	ib->ptr[3] = PACKET2(0);
-	ib->ptr[4] = PACKET2(0);
-	ib->ptr[5] = PACKET2(0);
-	ib->ptr[6] = PACKET2(0);
-	ib->ptr[7] = PACKET2(0);
-	ib->length_dw = 8;
-	r = radeon_ib_schedule(rdev, ib);
-	if (r) {
-		radeon_scratch_free(rdev, scratch);
-		radeon_ib_free(rdev, &ib);
-		return r;
-	}
-	r = radeon_fence_wait(ib->fence, false);
-	if (r) {
-		return r;
-	}
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		tmp = RREG32(scratch);
-		if (tmp == 0xDEADBEEF) {
-			break;
-		}
-		DRM_UDELAY(1);
-	}
-	if (i < rdev->usec_timeout) {
-		DRM_INFO("ib test succeeded in %u usecs\n", i);
-	} else {
-		DRM_ERROR("radeon: ib test failed (sracth(0x%04X)=0x%08X)\n",
-			  scratch, tmp);
-		r = -EINVAL;
-	}
-	radeon_scratch_free(rdev, scratch);
-	radeon_ib_free(rdev, &ib);
-	return r;
-}
-
 
 /*
  * Ring.
  */
 void radeon_ring_free_size(struct radeon_device *rdev)
 {
-	rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR);
+	if (rdev->family >= CHIP_R600)
+		rdev->cp.rptr = RREG32(R600_CP_RB_RPTR);
+	else
+		rdev->cp.rptr = RREG32(RADEON_CP_RB_RPTR);
 	/* This works because ring_size is a power of 2 */
 	rdev->cp.ring_free_dw = (rdev->cp.rptr + (rdev->cp.ring_size / 4));
 	rdev->cp.ring_free_dw -= rdev->cp.wptr;
@@ -320,11 +268,10 @@ void radeon_ring_unlock_commit(struct radeon_device *rdev)
 	count_dw_pad = (rdev->cp.align_mask + 1) -
 		       (rdev->cp.wptr & rdev->cp.align_mask);
 	for (i = 0; i < count_dw_pad; i++) {
-		radeon_ring_write(rdev, PACKET2(0));
+		radeon_ring_write(rdev, 2 << 30);
 	}
 	DRM_MEMORYBARRIER();
-	WREG32(RADEON_CP_RB_WPTR, rdev->cp.wptr);
-	(void)RREG32(RADEON_CP_RB_WPTR);
+	radeon_cp_commit(rdev);
 	mutex_unlock(&rdev->cp.mutex);
 }
 
@@ -334,46 +281,6 @@ void radeon_ring_unlock_undo(struct radeon_device *rdev)
 	mutex_unlock(&rdev->cp.mutex);
 }
 
-int radeon_ring_test(struct radeon_device *rdev)
-{
-	uint32_t scratch;
-	uint32_t tmp = 0;
-	unsigned i;
-	int r;
-
-	r = radeon_scratch_get(rdev, &scratch);
-	if (r) {
-		DRM_ERROR("radeon: cp failed to get scratch reg (%d).\n", r);
-		return r;
-	}
-	WREG32(scratch, 0xCAFEDEAD);
-	r = radeon_ring_lock(rdev, 2);
-	if (r) {
-		DRM_ERROR("radeon: cp failed to lock ring (%d).\n", r);
-		radeon_scratch_free(rdev, scratch);
-		return r;
-	}
-	radeon_ring_write(rdev, PACKET0(scratch, 0));
-	radeon_ring_write(rdev, 0xDEADBEEF);
-	radeon_ring_unlock_commit(rdev);
-	for (i = 0; i < rdev->usec_timeout; i++) {
-		tmp = RREG32(scratch);
-		if (tmp == 0xDEADBEEF) {
-			break;
-		}
-		DRM_UDELAY(1);
-	}
-	if (i < rdev->usec_timeout) {
-		DRM_INFO("ring test succeeded in %d usecs\n", i);
-	} else {
-		DRM_ERROR("radeon: ring test failed (sracth(0x%04X)=0x%08X)\n",
-			  scratch, tmp);
-		r = -EINVAL;
-	}
-	radeon_scratch_free(rdev, scratch);
-	return r;
-}
-
 int radeon_ring_init(struct radeon_device *rdev, unsigned ring_size)
 {
 	int r;
diff --git a/drivers/gpu/drm/radeon/radeon_state.c b/drivers/gpu/drm/radeon/radeon_state.c
index 2882f40d5ec5..38537d971a3e 100644
--- a/drivers/gpu/drm/radeon/radeon_state.c
+++ b/drivers/gpu/drm/radeon/radeon_state.c
@@ -1546,7 +1546,7 @@ static void radeon_cp_dispatch_vertex(struct drm_device * dev,
 	} while (i < nbox);
 }
 
-static void radeon_cp_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf)
+void radeon_cp_discard_buffer(struct drm_device *dev, struct drm_master *master, struct drm_buf *buf)
 {
 	drm_radeon_private_t *dev_priv = dev->dev_private;
 	struct drm_radeon_master_private *master_priv = master->driver_priv;
@@ -2213,7 +2213,10 @@ static int radeon_cp_swap(struct drm_device *dev, void *data, struct drm_file *f
 	if (sarea_priv->nbox > RADEON_NR_SAREA_CLIPRECTS)
 		sarea_priv->nbox = RADEON_NR_SAREA_CLIPRECTS;
 
-	radeon_cp_dispatch_swap(dev, file_priv->master);
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		r600_cp_dispatch_swap(dev, file_priv);
+	else
+		radeon_cp_dispatch_swap(dev, file_priv->master);
 	sarea_priv->ctx_owner = 0;
 
 	COMMIT_RING();
@@ -2412,7 +2415,10 @@ static int radeon_cp_texture(struct drm_device *dev, void *data, struct drm_file
 	RING_SPACE_TEST_WITH_RETURN(dev_priv);
 	VB_AGE_TEST_WITH_RETURN(dev_priv);
 
-	ret = radeon_cp_dispatch_texture(dev, file_priv, tex, &image);
+	if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+		ret = r600_cp_dispatch_texture(dev, file_priv, tex, &image);
+	else
+		ret = radeon_cp_dispatch_texture(dev, file_priv, tex, &image);
 
 	return ret;
 }
@@ -2495,8 +2501,9 @@ static int radeon_cp_indirect(struct drm_device *dev, void *data, struct drm_fil
 		radeon_cp_dispatch_indirect(dev, buf, indirect->start, indirect->end);
 	}
 
-	if (indirect->discard)
+	if (indirect->discard) {
 		radeon_cp_discard_buffer(dev, file_priv->master, buf);
+	}
 
 	COMMIT_RING();
 	return 0;
@@ -3027,7 +3034,10 @@ static int radeon_cp_getparam(struct drm_device *dev, void *data, struct drm_fil
 		value = GET_SCRATCH(dev_priv, 2);
 		break;
 	case RADEON_PARAM_IRQ_NR:
-		value = drm_dev_to_irq(dev);
+		if ((dev_priv->flags & RADEON_FAMILY_MASK) >= CHIP_R600)
+			value = 0;
+		else
+			value = drm_dev_to_irq(dev);
 		break;
 	case RADEON_PARAM_GART_BASE:
 		value = dev_priv->gart_vm_start;
@@ -3227,7 +3237,8 @@ struct drm_ioctl_desc radeon_ioctls[] = {
 	DRM_IOCTL_DEF(DRM_RADEON_IRQ_WAIT, radeon_irq_wait, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_RADEON_SETPARAM, radeon_cp_setparam, DRM_AUTH),
 	DRM_IOCTL_DEF(DRM_RADEON_SURF_ALLOC, radeon_surface_alloc, DRM_AUTH),
-	DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free, DRM_AUTH)
+	DRM_IOCTL_DEF(DRM_RADEON_SURF_FREE, radeon_surface_free, DRM_AUTH),
+	DRM_IOCTL_DEF(DRM_RADEON_CS, r600_cs_legacy_ioctl, DRM_AUTH)
 };
 
 int radeon_max_ioctl = DRM_ARRAY_SIZE(radeon_ioctls);
diff --git a/drivers/gpu/drm/radeon/radeon_test.c b/drivers/gpu/drm/radeon/radeon_test.c
index 03c33cf4e14c..f8a465d9a1cf 100644
--- a/drivers/gpu/drm/radeon/radeon_test.c
+++ b/drivers/gpu/drm/radeon/radeon_test.c
@@ -42,7 +42,7 @@ void radeon_test_moves(struct radeon_device *rdev)
 	/* Number of tests =
 	 * (Total GTT - IB pool - writeback page - ring buffer) / test size
 	 */
-	n = (rdev->mc.gtt_size - RADEON_IB_POOL_SIZE*64*1024 - 4096 -
+	n = (rdev->mc.gtt_size - RADEON_IB_POOL_SIZE*64*1024 - RADEON_GPU_PAGE_SIZE -
 	     rdev->cp.ring_size) / size;
 
 	gtt_obj = kzalloc(n * sizeof(*gtt_obj), GFP_KERNEL);
@@ -102,7 +102,7 @@ void radeon_test_moves(struct radeon_device *rdev)
 			goto out_cleanup;
 		}
 
-		r = radeon_copy(rdev, gtt_addr, vram_addr, size / 4096, fence);
+		r = radeon_copy(rdev, gtt_addr, vram_addr, size / RADEON_GPU_PAGE_SIZE, fence);
 		if (r) {
 			DRM_ERROR("Failed GTT->VRAM copy %d\n", i);
 			goto out_cleanup;
@@ -145,7 +145,7 @@ void radeon_test_moves(struct radeon_device *rdev)
 			goto out_cleanup;
 		}
 
-		r = radeon_copy(rdev, vram_addr, gtt_addr, size / 4096, fence);
+		r = radeon_copy(rdev, vram_addr, gtt_addr, size / RADEON_GPU_PAGE_SIZE, fence);
 		if (r) {
 			DRM_ERROR("Failed VRAM->GTT copy %d\n", i);
 			goto out_cleanup;
diff --git a/drivers/gpu/drm/radeon/radeon_ttm.c b/drivers/gpu/drm/radeon/radeon_ttm.c
index 15c3531377ed..1381e06d6af3 100644
--- a/drivers/gpu/drm/radeon/radeon_ttm.c
+++ b/drivers/gpu/drm/radeon/radeon_ttm.c
@@ -35,11 +35,14 @@
 #include <ttm/ttm_module.h>
 #include <drm/drmP.h>
 #include <drm/radeon_drm.h>
+#include <linux/seq_file.h>
 #include "radeon_reg.h"
 #include "radeon.h"
 
 #define DRM_FILE_PAGE_OFFSET (0x100000000ULL >> PAGE_SHIFT)
 
+static int radeon_ttm_debugfs_init(struct radeon_device *rdev);
+
 static struct radeon_device *radeon_get_rdev(struct ttm_bo_device *bdev)
 {
 	struct radeon_mman *mman;
@@ -77,9 +80,25 @@ static int radeon_ttm_global_init(struct radeon_device *rdev)
 	global_ref->release = &radeon_ttm_mem_global_release;
 	r = ttm_global_item_ref(global_ref);
 	if (r != 0) {
-		DRM_ERROR("Failed referencing a global TTM memory object.\n");
+		DRM_ERROR("Failed setting up TTM memory accounting "
+			  "subsystem.\n");
+		return r;
+	}
+
+	rdev->mman.bo_global_ref.mem_glob =
+		rdev->mman.mem_global_ref.object;
+	global_ref = &rdev->mman.bo_global_ref.ref;
+	global_ref->global_type = TTM_GLOBAL_TTM_BO;
+	global_ref->size = sizeof(struct ttm_bo_global);
+	global_ref->init = &ttm_bo_global_init;
+	global_ref->release = &ttm_bo_global_release;
+	r = ttm_global_item_ref(global_ref);
+	if (r != 0) {
+		DRM_ERROR("Failed setting up TTM BO subsystem.\n");
+		ttm_global_item_unref(&rdev->mman.mem_global_ref);
 		return r;
 	}
+
 	rdev->mman.mem_global_referenced = true;
 	return 0;
 }
@@ -87,6 +106,7 @@ static int radeon_ttm_global_init(struct radeon_device *rdev)
 static void radeon_ttm_global_fini(struct radeon_device *rdev)
 {
 	if (rdev->mman.mem_global_referenced) {
+		ttm_global_item_unref(&rdev->mman.bo_global_ref.ref);
 		ttm_global_item_unref(&rdev->mman.mem_global_ref);
 		rdev->mman.mem_global_referenced = false;
 	}
@@ -275,6 +295,12 @@ static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
 	if (unlikely(r)) {
 		return r;
 	}
+
+	r = ttm_tt_set_placement_caching(bo->ttm, tmp_mem.placement);
+	if (unlikely(r)) {
+		goto out_cleanup;
+	}
+
 	r = ttm_tt_bind(bo->ttm, &tmp_mem);
 	if (unlikely(r)) {
 		goto out_cleanup;
@@ -286,9 +312,11 @@ static int radeon_move_vram_ram(struct ttm_buffer_object *bo,
 	r = ttm_bo_move_ttm(bo, true, no_wait, new_mem);
 out_cleanup:
 	if (tmp_mem.mm_node) {
-		spin_lock(&rdev->mman.bdev.lru_lock);
+		struct ttm_bo_global *glob = rdev->mman.bdev.glob;
+
+		spin_lock(&glob->lru_lock);
 		drm_mm_put_block(tmp_mem.mm_node);
-		spin_unlock(&rdev->mman.bdev.lru_lock);
+		spin_unlock(&glob->lru_lock);
 		return r;
 	}
 	return r;
@@ -323,9 +351,11 @@ static int radeon_move_ram_vram(struct ttm_buffer_object *bo,
 	}
 out_cleanup:
 	if (tmp_mem.mm_node) {
-		spin_lock(&rdev->mman.bdev.lru_lock);
+		struct ttm_bo_global *glob = rdev->mman.bdev.glob;
+
+		spin_lock(&glob->lru_lock);
 		drm_mm_put_block(tmp_mem.mm_node);
-		spin_unlock(&rdev->mman.bdev.lru_lock);
+		spin_unlock(&glob->lru_lock);
 		return r;
 	}
 	return r;
@@ -352,9 +382,8 @@ static int radeon_bo_move(struct ttm_buffer_object *bo,
 		radeon_move_null(bo, new_mem);
 		return 0;
 	}
-	if (!rdev->cp.ready) {
+	if (!rdev->cp.ready || rdev->asic->copy == NULL) {
 		/* use memcpy */
-		DRM_ERROR("CP is not ready use memcpy.\n");
 		goto memcpy;
 	}
 
@@ -446,7 +475,7 @@ int radeon_ttm_init(struct radeon_device *rdev)
 	}
 	/* No others user of address space so set it to 0 */
 	r = ttm_bo_device_init(&rdev->mman.bdev,
-			       rdev->mman.mem_global_ref.object,
+			       rdev->mman.bo_global_ref.ref.object,
 			       &radeon_bo_driver, DRM_FILE_PAGE_OFFSET,
 			       rdev->need_dma32);
 	if (r) {
@@ -471,7 +500,7 @@ int radeon_ttm_init(struct radeon_device *rdev)
 		return r;
 	}
 	DRM_INFO("radeon: %uM of VRAM memory ready\n",
-		 rdev->mc.real_vram_size / (1024 * 1024));
+		 (unsigned)rdev->mc.real_vram_size / (1024 * 1024));
 	r = ttm_bo_init_mm(&rdev->mman.bdev, TTM_PL_TT, 0,
 			   ((rdev->mc.gtt_size) >> PAGE_SHIFT));
 	if (r) {
@@ -479,10 +508,16 @@ int radeon_ttm_init(struct radeon_device *rdev)
 		return r;
 	}
 	DRM_INFO("radeon: %uM of GTT memory ready.\n",
-		 rdev->mc.gtt_size / (1024 * 1024));
+		 (unsigned)(rdev->mc.gtt_size / (1024 * 1024)));
 	if (unlikely(rdev->mman.bdev.dev_mapping == NULL)) {
 		rdev->mman.bdev.dev_mapping = rdev->ddev->dev_mapping;
 	}
+
+	r = radeon_ttm_debugfs_init(rdev);
+	if (r) {
+		DRM_ERROR("Failed to init debugfs\n");
+		return r;
+	}
 	return 0;
 }
 
@@ -501,7 +536,7 @@ void radeon_ttm_fini(struct radeon_device *rdev)
 }
 
 static struct vm_operations_struct radeon_ttm_vm_ops;
-static struct vm_operations_struct *ttm_vm_ops = NULL;
+static const struct vm_operations_struct *ttm_vm_ops = NULL;
 
 static int radeon_ttm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 {
@@ -657,3 +692,49 @@ struct ttm_backend *radeon_ttm_backend_create(struct radeon_device *rdev)
 	gtt->bound = false;
 	return &gtt->backend;
 }
+
+#define RADEON_DEBUGFS_MEM_TYPES 2
+
+#if defined(CONFIG_DEBUG_FS)
+static int radeon_mm_dump_table(struct seq_file *m, void *data)
+{
+	struct drm_info_node *node = (struct drm_info_node *)m->private;
+	struct drm_mm *mm = (struct drm_mm *)node->info_ent->data;
+	struct drm_device *dev = node->minor->dev;
+	struct radeon_device *rdev = dev->dev_private;
+	int ret;
+	struct ttm_bo_global *glob = rdev->mman.bdev.glob;
+
+	spin_lock(&glob->lru_lock);
+	ret = drm_mm_dump_table(m, mm);
+	spin_unlock(&glob->lru_lock);
+	return ret;
+}
+#endif
+
+static int radeon_ttm_debugfs_init(struct radeon_device *rdev)
+{
+#if defined(CONFIG_DEBUG_FS)
+	static struct drm_info_list radeon_mem_types_list[RADEON_DEBUGFS_MEM_TYPES];
+	static char radeon_mem_types_names[RADEON_DEBUGFS_MEM_TYPES][32];
+	unsigned i;
+
+	for (i = 0; i < RADEON_DEBUGFS_MEM_TYPES; i++) {
+		if (i == 0)
+			sprintf(radeon_mem_types_names[i], "radeon_vram_mm");
+		else
+			sprintf(radeon_mem_types_names[i], "radeon_gtt_mm");
+		radeon_mem_types_list[i].name = radeon_mem_types_names[i];
+		radeon_mem_types_list[i].show = &radeon_mm_dump_table;
+		radeon_mem_types_list[i].driver_features = 0;
+		if (i == 0)
+			radeon_mem_types_list[i].data = &rdev->mman.bdev.man[TTM_PL_VRAM].manager;
+		else
+			radeon_mem_types_list[i].data = &rdev->mman.bdev.man[TTM_PL_TT].manager;
+
+	}
+	return radeon_debugfs_add_files(rdev, radeon_mem_types_list, RADEON_DEBUGFS_MEM_TYPES);
+
+#endif
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r100 b/drivers/gpu/drm/radeon/reg_srcs/r100
new file mode 100644
index 000000000000..f7ee062f1184
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/r100
@@ -0,0 +1,105 @@
+r100 0x3294
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1810 FOG_3D_TABLE_START
+0x1814 FOG_3D_TABLE_END
+0x1a14 FOG_TABLE_INDEX
+0x1a18 FOG_TABLE_DATA
+0x1c14 PP_MISC
+0x1c18 PP_FOG_COLOR
+0x1c1c RE_SOLID_COLOR
+0x1c20 RB3D_BLENDCNTL
+0x1c4c SE_CNTL
+0x1c50 SE_COORD_FMT
+0x1c60 PP_TXCBLEND_0
+0x1c64 PP_TXABLEND_0
+0x1c68 PP_TFACTOR_0
+0x1c78 PP_TXCBLEND_1
+0x1c7c PP_TXABLEND_1
+0x1c80 PP_TFACTOR_1
+0x1c90 PP_TXCBLEND_2
+0x1c94 PP_TXABLEND_2
+0x1c98 PP_TFACTOR_2
+0x1cc8 RE_STIPPLE_ADDR
+0x1ccc RE_STIPPLE_DATA
+0x1cd0 RE_LINE_PATTERN
+0x1cd4 RE_LINE_STATE
+0x1d40 PP_BORDER_COLOR0
+0x1d44 PP_BORDER_COLOR1
+0x1d48 PP_BORDER_COLOR2
+0x1d7c RB3D_STENCILREFMASK
+0x1d80 RB3D_ROPCNTL
+0x1d84 RB3D_PLANEMASK
+0x1d98 VAP_VPORT_XSCALE
+0x1d9C VAP_VPORT_XOFFSET
+0x1da0 VAP_VPORT_YSCALE
+0x1da4 VAP_VPORT_YOFFSET
+0x1da8 VAP_VPORT_ZSCALE
+0x1dac VAP_VPORT_ZOFFSET
+0x1db0 SE_ZBIAS_FACTOR
+0x1db4 SE_ZBIAS_CONSTANT
+0x1db8 SE_LINE_WIDTH
+0x2140 SE_CNTL_STATUS
+0x2200 SE_TCL_VECTOR_INDX_REG
+0x2204 SE_TCL_VECTOR_DATA_REG
+0x2208 SE_TCL_SCALAR_INDX_REG
+0x220c SE_TCL_SCALAR_DATA_REG
+0x2210 SE_TCL_MATERIAL_EMISSIVE_RED
+0x2214 SE_TCL_MATERIAL_EMISSIVE_GREEN
+0x2218 SE_TCL_MATERIAL_EMISSIVE_BLUE
+0x221c SE_TCL_MATERIAL_EMISSIVE_ALPHA
+0x2220 SE_TCL_MATERIAL_AMBIENT_RED
+0x2224 SE_TCL_MATERIAL_AMBIENT_GREEN
+0x2228 SE_TCL_MATERIAL_AMBIENT_BLUE
+0x222c SE_TCL_MATERIAL_AMBIENT_ALPHA
+0x2230 SE_TCL_MATERIAL_DIFFUSE_RED
+0x2234 SE_TCL_MATERIAL_DIFFUSE_GREEN
+0x2238 SE_TCL_MATERIAL_DIFFUSE_BLUE
+0x223c SE_TCL_MATERIAL_DIFFUSE_ALPHA
+0x2240 SE_TCL_MATERIAL_SPECULAR_RED
+0x2244 SE_TCL_MATERIAL_SPECULAR_GREEN
+0x2248 SE_TCL_MATERIAL_SPECULAR_BLUE
+0x224c SE_TCL_MATERIAL_SPECULAR_ALPHA
+0x2250 SE_TCL_SHININESS
+0x2254 SE_TCL_OUTPUT_VTX_FMT
+0x2258 SE_TCL_OUTPUT_VTX_SEL
+0x225c SE_TCL_MATRIX_SELECT_0
+0x2260 SE_TCL_MATRIX_SELECT_1
+0x2264 SE_TCL_UCP_VERT_BLEND_CNTL
+0x2268 SE_TCL_TEXTURE_PROC_CTL
+0x226c SE_TCL_LIGHT_MODEL_CTL
+0x2270 SE_TCL_PER_LIGHT_CTL_0
+0x2274 SE_TCL_PER_LIGHT_CTL_1
+0x2278 SE_TCL_PER_LIGHT_CTL_2
+0x227c SE_TCL_PER_LIGHT_CTL_3
+0x2284 SE_TCL_STATE_FLUSH
+0x26c0 RE_TOP_LEFT
+0x26c4 RE_MISC
+0x3290 RB3D_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r200 b/drivers/gpu/drm/radeon/reg_srcs/r200
new file mode 100644
index 000000000000..6021c8849a16
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/r200
@@ -0,0 +1,184 @@
+r200 0x3294
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1c14 PP_MISC
+0x1c18 PP_FOG_COLOR
+0x1c1c RE_SOLID_COLOR
+0x1c20 RB3D_BLENDCNTL
+0x1c4c SE_CNTL
+0x1c50 RE_CNTL
+0x1cc8 RE_STIPPLE_ADDR
+0x1ccc RE_STIPPLE_DATA
+0x1cd0 RE_LINE_PATTERN
+0x1cd4 RE_LINE_STATE
+0x1cd8 RE_SCISSOR_TL_0
+0x1cdc RE_SCISSOR_BR_0
+0x1ce0 RE_SCISSOR_TL_1
+0x1ce4 RE_SCISSOR_BR_1
+0x1ce8 RE_SCISSOR_TL_2
+0x1cec RE_SCISSOR_BR_2
+0x1d60 RB3D_DEPTHXY_OFFSET
+0x1d7c RB3D_STENCILREFMASK
+0x1d80 RB3D_ROPCNTL
+0x1d84 RB3D_PLANEMASK
+0x1d98 VAP_VPORT_XSCALE
+0x1d9c VAP_VPORT_XOFFSET
+0x1da0 VAP_VPORT_YSCALE
+0x1da4 VAP_VPORT_YOFFSET
+0x1da8 VAP_VPORT_ZSCALE
+0x1dac VAP_VPORT_ZOFFSET
+0x1db0 SE_ZBIAS_FACTOR
+0x1db4 SE_ZBIAS_CONSTANT
+0x1db8 SE_LINE_WIDTH
+0x2080 SE_VAP_CNTL
+0x2090 SE_TCL_OUTPUT_VTX_FMT_0
+0x2094 SE_TCL_OUTPUT_VTX_FMT_1
+0x20b0 SE_VTE_CNTL
+0x2140 SE_CNTL_STATUS
+0x2180 SE_VTX_STATE_CNTL
+0x2200 SE_TCL_VECTOR_INDX_REG
+0x2204 SE_TCL_VECTOR_DATA_REG
+0x2208 SE_TCL_SCALAR_INDX_REG
+0x220c SE_TCL_SCALAR_DATA_REG
+0x2230 SE_TCL_MATRIX_SEL_0
+0x2234 SE_TCL_MATRIX_SEL_1
+0x2238 SE_TCL_MATRIX_SEL_2
+0x223c SE_TCL_MATRIX_SEL_3
+0x2240 SE_TCL_MATRIX_SEL_4
+0x2250 SE_TCL_OUTPUT_VTX_COMP_SEL
+0x2254 SE_TCL_INPUT_VTX_VECTOR_ADDR_0
+0x2258 SE_TCL_INPUT_VTX_VECTOR_ADDR_1
+0x225c SE_TCL_INPUT_VTX_VECTOR_ADDR_2
+0x2260 SE_TCL_INPUT_VTX_VECTOR_ADDR_3
+0x2268 SE_TCL_LIGHT_MODEL_CTL_0
+0x226c SE_TCL_LIGHT_MODEL_CTL_1
+0x2270 SE_TCL_PER_LIGHT_CTL_0
+0x2274 SE_TCL_PER_LIGHT_CTL_1
+0x2278 SE_TCL_PER_LIGHT_CTL_2
+0x227c SE_TCL_PER_LIGHT_CTL_3
+0x2284 VAP_PVS_STATE_FLUSH_REG
+0x22a8 SE_TCL_TEX_PROC_CTL_2
+0x22ac SE_TCL_TEX_PROC_CTL_3
+0x22b0 SE_TCL_TEX_PROC_CTL_0
+0x22b4 SE_TCL_TEX_PROC_CTL_1
+0x22b8 SE_TCL_TEX_CYL_WRAP_CTL
+0x22c0 SE_TCL_UCP_VERT_BLEND_CNTL
+0x22c4 SE_TCL_POINT_SPRITE_CNTL
+0x2648 RE_POINTSIZE
+0x26c0 RE_TOP_LEFT
+0x26c4 RE_MISC
+0x26f0 RE_AUX_SCISSOR_CNTL
+0x2c14 PP_BORDER_COLOR_0
+0x2c34 PP_BORDER_COLOR_1
+0x2c54 PP_BORDER_COLOR_2
+0x2c74 PP_BORDER_COLOR_3
+0x2c94 PP_BORDER_COLOR_4
+0x2cb4 PP_BORDER_COLOR_5
+0x2cc4 PP_CNTL_X
+0x2cf8 PP_TRI_PERF
+0x2cfc PP_PERF_CNTL
+0x2d9c PP_TAM_DEBUG3
+0x2ee0 PP_TFACTOR_0
+0x2ee4 PP_TFACTOR_1
+0x2ee8 PP_TFACTOR_2
+0x2eec PP_TFACTOR_3
+0x2ef0 PP_TFACTOR_4
+0x2ef4 PP_TFACTOR_5
+0x2ef8 PP_TFACTOR_6
+0x2efc PP_TFACTOR_7
+0x2f00 PP_TXCBLEND_0
+0x2f04 PP_TXCBLEND2_0
+0x2f08 PP_TXABLEND_0
+0x2f0c PP_TXABLEND2_0
+0x2f10 PP_TXCBLEND_1
+0x2f14 PP_TXCBLEND2_1
+0x2f18 PP_TXABLEND_1
+0x2f1c PP_TXABLEND2_1
+0x2f20 PP_TXCBLEND_2
+0x2f24 PP_TXCBLEND2_2
+0x2f28 PP_TXABLEND_2
+0x2f2c PP_TXABLEND2_2
+0x2f30 PP_TXCBLEND_3
+0x2f34 PP_TXCBLEND2_3
+0x2f38 PP_TXABLEND_3
+0x2f3c PP_TXABLEND2_3
+0x2f40 PP_TXCBLEND_4
+0x2f44 PP_TXCBLEND2_4
+0x2f48 PP_TXABLEND_4
+0x2f4c PP_TXABLEND2_4
+0x2f50 PP_TXCBLEND_5
+0x2f54 PP_TXCBLEND2_5
+0x2f58 PP_TXABLEND_5
+0x2f5c PP_TXABLEND2_5
+0x2f60 PP_TXCBLEND_6
+0x2f64 PP_TXCBLEND2_6
+0x2f68 PP_TXABLEND_6
+0x2f6c PP_TXABLEND2_6
+0x2f70 PP_TXCBLEND_7
+0x2f74 PP_TXCBLEND2_7
+0x2f78 PP_TXABLEND_7
+0x2f7c PP_TXABLEND2_7
+0x2f80 PP_TXCBLEND_8
+0x2f84 PP_TXCBLEND2_8
+0x2f88 PP_TXABLEND_8
+0x2f8c PP_TXABLEND2_8
+0x2f90 PP_TXCBLEND_9
+0x2f94 PP_TXCBLEND2_9
+0x2f98 PP_TXABLEND_9
+0x2f9c PP_TXABLEND2_9
+0x2fa0 PP_TXCBLEND_10
+0x2fa4 PP_TXCBLEND2_10
+0x2fa8 PP_TXABLEND_10
+0x2fac PP_TXABLEND2_10
+0x2fb0 PP_TXCBLEND_11
+0x2fb4 PP_TXCBLEND2_11
+0x2fb8 PP_TXABLEND_11
+0x2fbc PP_TXABLEND2_11
+0x2fc0 PP_TXCBLEND_12
+0x2fc4 PP_TXCBLEND2_12
+0x2fc8 PP_TXABLEND_12
+0x2fcc PP_TXABLEND2_12
+0x2fd0 PP_TXCBLEND_13
+0x2fd4 PP_TXCBLEND2_13
+0x2fd8 PP_TXABLEND_13
+0x2fdc PP_TXABLEND2_13
+0x2fe0 PP_TXCBLEND_14
+0x2fe4 PP_TXCBLEND2_14
+0x2fe8 PP_TXABLEND_14
+0x2fec PP_TXABLEND2_14
+0x2ff0 PP_TXCBLEND_15
+0x2ff4 PP_TXCBLEND2_15
+0x2ff8 PP_TXABLEND_15
+0x2ffc PP_TXABLEND2_15
+0x3218 RB3D_BLENCOLOR
+0x321c RB3D_ABLENDCNTL
+0x3220 RB3D_CBLENDCNTL
+0x3290 RB3D_ZPASS_DATA
+
diff --git a/drivers/gpu/drm/radeon/reg_srcs/r300 b/drivers/gpu/drm/radeon/reg_srcs/r300
new file mode 100644
index 000000000000..19c4663fa9c6
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/r300
@@ -0,0 +1,729 @@
+r300 0x4f60
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1D98 VAP_VPORT_XSCALE
+0x1D9C VAP_VPORT_XOFFSET
+0x1DA0 VAP_VPORT_YSCALE
+0x1DA4 VAP_VPORT_YOFFSET
+0x1DA8 VAP_VPORT_ZSCALE
+0x1DAC VAP_VPORT_ZOFFSET
+0x2080 VAP_CNTL
+0x2090 VAP_OUT_VTX_FMT_0
+0x2094 VAP_OUT_VTX_FMT_1
+0x20B0 VAP_VTE_CNTL
+0x2138 VAP_VF_MIN_VTX_INDX
+0x2140 VAP_CNTL_STATUS
+0x2150 VAP_PROG_STREAM_CNTL_0
+0x2154 VAP_PROG_STREAM_CNTL_1
+0x2158 VAP_PROG_STREAM_CNTL_2
+0x215C VAP_PROG_STREAM_CNTL_3
+0x2160 VAP_PROG_STREAM_CNTL_4
+0x2164 VAP_PROG_STREAM_CNTL_5
+0x2168 VAP_PROG_STREAM_CNTL_6
+0x216C VAP_PROG_STREAM_CNTL_7
+0x2180 VAP_VTX_STATE_CNTL
+0x2184 VAP_VSM_VTX_ASSM
+0x2188 VAP_VTX_STATE_IND_REG_0
+0x218C VAP_VTX_STATE_IND_REG_1
+0x2190 VAP_VTX_STATE_IND_REG_2
+0x2194 VAP_VTX_STATE_IND_REG_3
+0x2198 VAP_VTX_STATE_IND_REG_4
+0x219C VAP_VTX_STATE_IND_REG_5
+0x21A0 VAP_VTX_STATE_IND_REG_6
+0x21A4 VAP_VTX_STATE_IND_REG_7
+0x21A8 VAP_VTX_STATE_IND_REG_8
+0x21AC VAP_VTX_STATE_IND_REG_9
+0x21B0 VAP_VTX_STATE_IND_REG_10
+0x21B4 VAP_VTX_STATE_IND_REG_11
+0x21B8 VAP_VTX_STATE_IND_REG_12
+0x21BC VAP_VTX_STATE_IND_REG_13
+0x21C0 VAP_VTX_STATE_IND_REG_14
+0x21C4 VAP_VTX_STATE_IND_REG_15
+0x21DC VAP_PSC_SGN_NORM_CNTL
+0x21E0 VAP_PROG_STREAM_CNTL_EXT_0
+0x21E4 VAP_PROG_STREAM_CNTL_EXT_1
+0x21E8 VAP_PROG_STREAM_CNTL_EXT_2
+0x21EC VAP_PROG_STREAM_CNTL_EXT_3
+0x21F0 VAP_PROG_STREAM_CNTL_EXT_4
+0x21F4 VAP_PROG_STREAM_CNTL_EXT_5
+0x21F8 VAP_PROG_STREAM_CNTL_EXT_6
+0x21FC VAP_PROG_STREAM_CNTL_EXT_7
+0x2200 VAP_PVS_VECTOR_INDX_REG
+0x2204 VAP_PVS_VECTOR_DATA_REG
+0x2208 VAP_PVS_VECTOR_DATA_REG_128
+0x221C VAP_CLIP_CNTL
+0x2220 VAP_GB_VERT_CLIP_ADJ
+0x2224 VAP_GB_VERT_DISC_ADJ
+0x2228 VAP_GB_HORZ_CLIP_ADJ
+0x222C VAP_GB_HORZ_DISC_ADJ
+0x2230 VAP_PVS_FLOW_CNTL_ADDRS_0
+0x2234 VAP_PVS_FLOW_CNTL_ADDRS_1
+0x2238 VAP_PVS_FLOW_CNTL_ADDRS_2
+0x223C VAP_PVS_FLOW_CNTL_ADDRS_3
+0x2240 VAP_PVS_FLOW_CNTL_ADDRS_4
+0x2244 VAP_PVS_FLOW_CNTL_ADDRS_5
+0x2248 VAP_PVS_FLOW_CNTL_ADDRS_6
+0x224C VAP_PVS_FLOW_CNTL_ADDRS_7
+0x2250 VAP_PVS_FLOW_CNTL_ADDRS_8
+0x2254 VAP_PVS_FLOW_CNTL_ADDRS_9
+0x2258 VAP_PVS_FLOW_CNTL_ADDRS_10
+0x225C VAP_PVS_FLOW_CNTL_ADDRS_11
+0x2260 VAP_PVS_FLOW_CNTL_ADDRS_12
+0x2264 VAP_PVS_FLOW_CNTL_ADDRS_13
+0x2268 VAP_PVS_FLOW_CNTL_ADDRS_14
+0x226C VAP_PVS_FLOW_CNTL_ADDRS_15
+0x2284 VAP_PVS_STATE_FLUSH_REG
+0x2288 VAP_PVS_VTX_TIMEOUT_REG
+0x2290 VAP_PVS_FLOW_CNTL_LOOP_INDEX_0
+0x2294 VAP_PVS_FLOW_CNTL_LOOP_INDEX_1
+0x2298 VAP_PVS_FLOW_CNTL_LOOP_INDEX_2
+0x229C VAP_PVS_FLOW_CNTL_LOOP_INDEX_3
+0x22A0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_4
+0x22A4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_5
+0x22A8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_6
+0x22AC VAP_PVS_FLOW_CNTL_LOOP_INDEX_7
+0x22B0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_8
+0x22B4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_9
+0x22B8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_10
+0x22BC VAP_PVS_FLOW_CNTL_LOOP_INDEX_11
+0x22C0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_12
+0x22C4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_13
+0x22C8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_14
+0x22CC VAP_PVS_FLOW_CNTL_LOOP_INDEX_15
+0x22D0 VAP_PVS_CODE_CNTL_0
+0x22D4 VAP_PVS_CONST_CNTL
+0x22D8 VAP_PVS_CODE_CNTL_1
+0x22DC VAP_PVS_FLOW_CNTL_OPC
+0x342C RB2D_DSTCACHE_CTLSTAT
+0x4000 GB_VAP_RASTER_VTX_FMT_0
+0x4004 GB_VAP_RASTER_VTX_FMT_1
+0x4008 GB_ENABLE
+0x401C GB_SELECT
+0x4020 GB_AA_CONFIG
+0x4024 GB_FIFO_SIZE
+0x4100 TX_INVALTAGS
+0x4200 GA_POINT_S0
+0x4204 GA_POINT_T0
+0x4208 GA_POINT_S1
+0x420C GA_POINT_T1
+0x4214 GA_TRIANGLE_STIPPLE
+0x421C GA_POINT_SIZE
+0x4230 GA_POINT_MINMAX
+0x4234 GA_LINE_CNTL
+0x4238 GA_LINE_STIPPLE_CONFIG
+0x4260 GA_LINE_STIPPLE_VALUE
+0x4264 GA_LINE_S0
+0x4268 GA_LINE_S1
+0x4278 GA_COLOR_CONTROL
+0x427C GA_SOLID_RG
+0x4280 GA_SOLID_BA
+0x4288 GA_POLY_MODE
+0x428C GA_ROUND_MODE
+0x4290 GA_OFFSET
+0x4294 GA_FOG_SCALE
+0x4298 GA_FOG_OFFSET
+0x42A0 SU_TEX_WRAP
+0x42A4 SU_POLY_OFFSET_FRONT_SCALE
+0x42A8 SU_POLY_OFFSET_FRONT_OFFSET
+0x42AC SU_POLY_OFFSET_BACK_SCALE
+0x42B0 SU_POLY_OFFSET_BACK_OFFSET
+0x42B4 SU_POLY_OFFSET_ENABLE
+0x42B8 SU_CULL_MODE
+0x42C0 SU_DEPTH_SCALE
+0x42C4 SU_DEPTH_OFFSET
+0x42C8 SU_REG_DEST
+0x4300 RS_COUNT
+0x4304 RS_INST_COUNT
+0x4310 RS_IP_0
+0x4314 RS_IP_1
+0x4318 RS_IP_2
+0x431C RS_IP_3
+0x4320 RS_IP_4
+0x4324 RS_IP_5
+0x4328 RS_IP_6
+0x432C RS_IP_7
+0x4330 RS_INST_0
+0x4334 RS_INST_1
+0x4338 RS_INST_2
+0x433C RS_INST_3
+0x4340 RS_INST_4
+0x4344 RS_INST_5
+0x4348 RS_INST_6
+0x434C RS_INST_7
+0x4350 RS_INST_8
+0x4354 RS_INST_9
+0x4358 RS_INST_10
+0x435C RS_INST_11
+0x4360 RS_INST_12
+0x4364 RS_INST_13
+0x4368 RS_INST_14
+0x436C RS_INST_15
+0x43A4 SC_HYPERZ_EN
+0x43A8 SC_EDGERULE
+0x43B0 SC_CLIP_0_A
+0x43B4 SC_CLIP_0_B
+0x43B8 SC_CLIP_1_A
+0x43BC SC_CLIP_1_B
+0x43C0 SC_CLIP_2_A
+0x43C4 SC_CLIP_2_B
+0x43C8 SC_CLIP_3_A
+0x43CC SC_CLIP_3_B
+0x43D0 SC_CLIP_RULE
+0x43E0 SC_SCISSOR0
+0x43E8 SC_SCREENDOOR
+0x4440 TX_FILTER1_0
+0x4444 TX_FILTER1_1
+0x4448 TX_FILTER1_2
+0x444C TX_FILTER1_3
+0x4450 TX_FILTER1_4
+0x4454 TX_FILTER1_5
+0x4458 TX_FILTER1_6
+0x445C TX_FILTER1_7
+0x4460 TX_FILTER1_8
+0x4464 TX_FILTER1_9
+0x4468 TX_FILTER1_10
+0x446C TX_FILTER1_11
+0x4470 TX_FILTER1_12
+0x4474 TX_FILTER1_13
+0x4478 TX_FILTER1_14
+0x447C TX_FILTER1_15
+0x4580 TX_CHROMA_KEY_0
+0x4584 TX_CHROMA_KEY_1
+0x4588 TX_CHROMA_KEY_2
+0x458C TX_CHROMA_KEY_3
+0x4590 TX_CHROMA_KEY_4
+0x4594 TX_CHROMA_KEY_5
+0x4598 TX_CHROMA_KEY_6
+0x459C TX_CHROMA_KEY_7
+0x45A0 TX_CHROMA_KEY_8
+0x45A4 TX_CHROMA_KEY_9
+0x45A8 TX_CHROMA_KEY_10
+0x45AC TX_CHROMA_KEY_11
+0x45B0 TX_CHROMA_KEY_12
+0x45B4 TX_CHROMA_KEY_13
+0x45B8 TX_CHROMA_KEY_14
+0x45BC TX_CHROMA_KEY_15
+0x45C0 TX_BORDER_COLOR_0
+0x45C4 TX_BORDER_COLOR_1
+0x45C8 TX_BORDER_COLOR_2
+0x45CC TX_BORDER_COLOR_3
+0x45D0 TX_BORDER_COLOR_4
+0x45D4 TX_BORDER_COLOR_5
+0x45D8 TX_BORDER_COLOR_6
+0x45DC TX_BORDER_COLOR_7
+0x45E0 TX_BORDER_COLOR_8
+0x45E4 TX_BORDER_COLOR_9
+0x45E8 TX_BORDER_COLOR_10
+0x45EC TX_BORDER_COLOR_11
+0x45F0 TX_BORDER_COLOR_12
+0x45F4 TX_BORDER_COLOR_13
+0x45F8 TX_BORDER_COLOR_14
+0x45FC TX_BORDER_COLOR_15
+0x4600 US_CONFIG
+0x4604 US_PIXSIZE
+0x4608 US_CODE_OFFSET
+0x460C US_RESET
+0x4610 US_CODE_ADDR_0
+0x4614 US_CODE_ADDR_1
+0x4618 US_CODE_ADDR_2
+0x461C US_CODE_ADDR_3
+0x4620 US_TEX_INST_0
+0x4624 US_TEX_INST_1
+0x4628 US_TEX_INST_2
+0x462C US_TEX_INST_3
+0x4630 US_TEX_INST_4
+0x4634 US_TEX_INST_5
+0x4638 US_TEX_INST_6
+0x463C US_TEX_INST_7
+0x4640 US_TEX_INST_8
+0x4644 US_TEX_INST_9
+0x4648 US_TEX_INST_10
+0x464C US_TEX_INST_11
+0x4650 US_TEX_INST_12
+0x4654 US_TEX_INST_13
+0x4658 US_TEX_INST_14
+0x465C US_TEX_INST_15
+0x4660 US_TEX_INST_16
+0x4664 US_TEX_INST_17
+0x4668 US_TEX_INST_18
+0x466C US_TEX_INST_19
+0x4670 US_TEX_INST_20
+0x4674 US_TEX_INST_21
+0x4678 US_TEX_INST_22
+0x467C US_TEX_INST_23
+0x4680 US_TEX_INST_24
+0x4684 US_TEX_INST_25
+0x4688 US_TEX_INST_26
+0x468C US_TEX_INST_27
+0x4690 US_TEX_INST_28
+0x4694 US_TEX_INST_29
+0x4698 US_TEX_INST_30
+0x469C US_TEX_INST_31
+0x46A4 US_OUT_FMT_0
+0x46A8 US_OUT_FMT_1
+0x46AC US_OUT_FMT_2
+0x46B0 US_OUT_FMT_3
+0x46B4 US_W_FMT
+0x46C0 US_ALU_RGB_ADDR_0
+0x46C4 US_ALU_RGB_ADDR_1
+0x46C8 US_ALU_RGB_ADDR_2
+0x46CC US_ALU_RGB_ADDR_3
+0x46D0 US_ALU_RGB_ADDR_4
+0x46D4 US_ALU_RGB_ADDR_5
+0x46D8 US_ALU_RGB_ADDR_6
+0x46DC US_ALU_RGB_ADDR_7
+0x46E0 US_ALU_RGB_ADDR_8
+0x46E4 US_ALU_RGB_ADDR_9
+0x46E8 US_ALU_RGB_ADDR_10
+0x46EC US_ALU_RGB_ADDR_11
+0x46F0 US_ALU_RGB_ADDR_12
+0x46F4 US_ALU_RGB_ADDR_13
+0x46F8 US_ALU_RGB_ADDR_14
+0x46FC US_ALU_RGB_ADDR_15
+0x4700 US_ALU_RGB_ADDR_16
+0x4704 US_ALU_RGB_ADDR_17
+0x4708 US_ALU_RGB_ADDR_18
+0x470C US_ALU_RGB_ADDR_19
+0x4710 US_ALU_RGB_ADDR_20
+0x4714 US_ALU_RGB_ADDR_21
+0x4718 US_ALU_RGB_ADDR_22
+0x471C US_ALU_RGB_ADDR_23
+0x4720 US_ALU_RGB_ADDR_24
+0x4724 US_ALU_RGB_ADDR_25
+0x4728 US_ALU_RGB_ADDR_26
+0x472C US_ALU_RGB_ADDR_27
+0x4730 US_ALU_RGB_ADDR_28
+0x4734 US_ALU_RGB_ADDR_29
+0x4738 US_ALU_RGB_ADDR_30
+0x473C US_ALU_RGB_ADDR_31
+0x4740 US_ALU_RGB_ADDR_32
+0x4744 US_ALU_RGB_ADDR_33
+0x4748 US_ALU_RGB_ADDR_34
+0x474C US_ALU_RGB_ADDR_35
+0x4750 US_ALU_RGB_ADDR_36
+0x4754 US_ALU_RGB_ADDR_37
+0x4758 US_ALU_RGB_ADDR_38
+0x475C US_ALU_RGB_ADDR_39
+0x4760 US_ALU_RGB_ADDR_40
+0x4764 US_ALU_RGB_ADDR_41
+0x4768 US_ALU_RGB_ADDR_42
+0x476C US_ALU_RGB_ADDR_43
+0x4770 US_ALU_RGB_ADDR_44
+0x4774 US_ALU_RGB_ADDR_45
+0x4778 US_ALU_RGB_ADDR_46
+0x477C US_ALU_RGB_ADDR_47
+0x4780 US_ALU_RGB_ADDR_48
+0x4784 US_ALU_RGB_ADDR_49
+0x4788 US_ALU_RGB_ADDR_50
+0x478C US_ALU_RGB_ADDR_51
+0x4790 US_ALU_RGB_ADDR_52
+0x4794 US_ALU_RGB_ADDR_53
+0x4798 US_ALU_RGB_ADDR_54
+0x479C US_ALU_RGB_ADDR_55
+0x47A0 US_ALU_RGB_ADDR_56
+0x47A4 US_ALU_RGB_ADDR_57
+0x47A8 US_ALU_RGB_ADDR_58
+0x47AC US_ALU_RGB_ADDR_59
+0x47B0 US_ALU_RGB_ADDR_60
+0x47B4 US_ALU_RGB_ADDR_61
+0x47B8 US_ALU_RGB_ADDR_62
+0x47BC US_ALU_RGB_ADDR_63
+0x47C0 US_ALU_ALPHA_ADDR_0
+0x47C4 US_ALU_ALPHA_ADDR_1
+0x47C8 US_ALU_ALPHA_ADDR_2
+0x47CC US_ALU_ALPHA_ADDR_3
+0x47D0 US_ALU_ALPHA_ADDR_4
+0x47D4 US_ALU_ALPHA_ADDR_5
+0x47D8 US_ALU_ALPHA_ADDR_6
+0x47DC US_ALU_ALPHA_ADDR_7
+0x47E0 US_ALU_ALPHA_ADDR_8
+0x47E4 US_ALU_ALPHA_ADDR_9
+0x47E8 US_ALU_ALPHA_ADDR_10
+0x47EC US_ALU_ALPHA_ADDR_11
+0x47F0 US_ALU_ALPHA_ADDR_12
+0x47F4 US_ALU_ALPHA_ADDR_13
+0x47F8 US_ALU_ALPHA_ADDR_14
+0x47FC US_ALU_ALPHA_ADDR_15
+0x4800 US_ALU_ALPHA_ADDR_16
+0x4804 US_ALU_ALPHA_ADDR_17
+0x4808 US_ALU_ALPHA_ADDR_18
+0x480C US_ALU_ALPHA_ADDR_19
+0x4810 US_ALU_ALPHA_ADDR_20
+0x4814 US_ALU_ALPHA_ADDR_21
+0x4818 US_ALU_ALPHA_ADDR_22
+0x481C US_ALU_ALPHA_ADDR_23
+0x4820 US_ALU_ALPHA_ADDR_24
+0x4824 US_ALU_ALPHA_ADDR_25
+0x4828 US_ALU_ALPHA_ADDR_26
+0x482C US_ALU_ALPHA_ADDR_27
+0x4830 US_ALU_ALPHA_ADDR_28
+0x4834 US_ALU_ALPHA_ADDR_29
+0x4838 US_ALU_ALPHA_ADDR_30
+0x483C US_ALU_ALPHA_ADDR_31
+0x4840 US_ALU_ALPHA_ADDR_32
+0x4844 US_ALU_ALPHA_ADDR_33
+0x4848 US_ALU_ALPHA_ADDR_34
+0x484C US_ALU_ALPHA_ADDR_35
+0x4850 US_ALU_ALPHA_ADDR_36
+0x4854 US_ALU_ALPHA_ADDR_37
+0x4858 US_ALU_ALPHA_ADDR_38
+0x485C US_ALU_ALPHA_ADDR_39
+0x4860 US_ALU_ALPHA_ADDR_40
+0x4864 US_ALU_ALPHA_ADDR_41
+0x4868 US_ALU_ALPHA_ADDR_42
+0x486C US_ALU_ALPHA_ADDR_43
+0x4870 US_ALU_ALPHA_ADDR_44
+0x4874 US_ALU_ALPHA_ADDR_45
+0x4878 US_ALU_ALPHA_ADDR_46
+0x487C US_ALU_ALPHA_ADDR_47
+0x4880 US_ALU_ALPHA_ADDR_48
+0x4884 US_ALU_ALPHA_ADDR_49
+0x4888 US_ALU_ALPHA_ADDR_50
+0x488C US_ALU_ALPHA_ADDR_51
+0x4890 US_ALU_ALPHA_ADDR_52
+0x4894 US_ALU_ALPHA_ADDR_53
+0x4898 US_ALU_ALPHA_ADDR_54
+0x489C US_ALU_ALPHA_ADDR_55
+0x48A0 US_ALU_ALPHA_ADDR_56
+0x48A4 US_ALU_ALPHA_ADDR_57
+0x48A8 US_ALU_ALPHA_ADDR_58
+0x48AC US_ALU_ALPHA_ADDR_59
+0x48B0 US_ALU_ALPHA_ADDR_60
+0x48B4 US_ALU_ALPHA_ADDR_61
+0x48B8 US_ALU_ALPHA_ADDR_62
+0x48BC US_ALU_ALPHA_ADDR_63
+0x48C0 US_ALU_RGB_INST_0
+0x48C4 US_ALU_RGB_INST_1
+0x48C8 US_ALU_RGB_INST_2
+0x48CC US_ALU_RGB_INST_3
+0x48D0 US_ALU_RGB_INST_4
+0x48D4 US_ALU_RGB_INST_5
+0x48D8 US_ALU_RGB_INST_6
+0x48DC US_ALU_RGB_INST_7
+0x48E0 US_ALU_RGB_INST_8
+0x48E4 US_ALU_RGB_INST_9
+0x48E8 US_ALU_RGB_INST_10
+0x48EC US_ALU_RGB_INST_11
+0x48F0 US_ALU_RGB_INST_12
+0x48F4 US_ALU_RGB_INST_13
+0x48F8 US_ALU_RGB_INST_14
+0x48FC US_ALU_RGB_INST_15
+0x4900 US_ALU_RGB_INST_16
+0x4904 US_ALU_RGB_INST_17
+0x4908 US_ALU_RGB_INST_18
+0x490C US_ALU_RGB_INST_19
+0x4910 US_ALU_RGB_INST_20
+0x4914 US_ALU_RGB_INST_21
+0x4918 US_ALU_RGB_INST_22
+0x491C US_ALU_RGB_INST_23
+0x4920 US_ALU_RGB_INST_24
+0x4924 US_ALU_RGB_INST_25
+0x4928 US_ALU_RGB_INST_26
+0x492C US_ALU_RGB_INST_27
+0x4930 US_ALU_RGB_INST_28
+0x4934 US_ALU_RGB_INST_29
+0x4938 US_ALU_RGB_INST_30
+0x493C US_ALU_RGB_INST_31
+0x4940 US_ALU_RGB_INST_32
+0x4944 US_ALU_RGB_INST_33
+0x4948 US_ALU_RGB_INST_34
+0x494C US_ALU_RGB_INST_35
+0x4950 US_ALU_RGB_INST_36
+0x4954 US_ALU_RGB_INST_37
+0x4958 US_ALU_RGB_INST_38
+0x495C US_ALU_RGB_INST_39
+0x4960 US_ALU_RGB_INST_40
+0x4964 US_ALU_RGB_INST_41
+0x4968 US_ALU_RGB_INST_42
+0x496C US_ALU_RGB_INST_43
+0x4970 US_ALU_RGB_INST_44
+0x4974 US_ALU_RGB_INST_45
+0x4978 US_ALU_RGB_INST_46
+0x497C US_ALU_RGB_INST_47
+0x4980 US_ALU_RGB_INST_48
+0x4984 US_ALU_RGB_INST_49
+0x4988 US_ALU_RGB_INST_50
+0x498C US_ALU_RGB_INST_51
+0x4990 US_ALU_RGB_INST_52
+0x4994 US_ALU_RGB_INST_53
+0x4998 US_ALU_RGB_INST_54
+0x499C US_ALU_RGB_INST_55
+0x49A0 US_ALU_RGB_INST_56
+0x49A4 US_ALU_RGB_INST_57
+0x49A8 US_ALU_RGB_INST_58
+0x49AC US_ALU_RGB_INST_59
+0x49B0 US_ALU_RGB_INST_60
+0x49B4 US_ALU_RGB_INST_61
+0x49B8 US_ALU_RGB_INST_62
+0x49BC US_ALU_RGB_INST_63
+0x49C0 US_ALU_ALPHA_INST_0
+0x49C4 US_ALU_ALPHA_INST_1
+0x49C8 US_ALU_ALPHA_INST_2
+0x49CC US_ALU_ALPHA_INST_3
+0x49D0 US_ALU_ALPHA_INST_4
+0x49D4 US_ALU_ALPHA_INST_5
+0x49D8 US_ALU_ALPHA_INST_6
+0x49DC US_ALU_ALPHA_INST_7
+0x49E0 US_ALU_ALPHA_INST_8
+0x49E4 US_ALU_ALPHA_INST_9
+0x49E8 US_ALU_ALPHA_INST_10
+0x49EC US_ALU_ALPHA_INST_11
+0x49F0 US_ALU_ALPHA_INST_12
+0x49F4 US_ALU_ALPHA_INST_13
+0x49F8 US_ALU_ALPHA_INST_14
+0x49FC US_ALU_ALPHA_INST_15
+0x4A00 US_ALU_ALPHA_INST_16
+0x4A04 US_ALU_ALPHA_INST_17
+0x4A08 US_ALU_ALPHA_INST_18
+0x4A0C US_ALU_ALPHA_INST_19
+0x4A10 US_ALU_ALPHA_INST_20
+0x4A14 US_ALU_ALPHA_INST_21
+0x4A18 US_ALU_ALPHA_INST_22
+0x4A1C US_ALU_ALPHA_INST_23
+0x4A20 US_ALU_ALPHA_INST_24
+0x4A24 US_ALU_ALPHA_INST_25
+0x4A28 US_ALU_ALPHA_INST_26
+0x4A2C US_ALU_ALPHA_INST_27
+0x4A30 US_ALU_ALPHA_INST_28
+0x4A34 US_ALU_ALPHA_INST_29
+0x4A38 US_ALU_ALPHA_INST_30
+0x4A3C US_ALU_ALPHA_INST_31
+0x4A40 US_ALU_ALPHA_INST_32
+0x4A44 US_ALU_ALPHA_INST_33
+0x4A48 US_ALU_ALPHA_INST_34
+0x4A4C US_ALU_ALPHA_INST_35
+0x4A50 US_ALU_ALPHA_INST_36
+0x4A54 US_ALU_ALPHA_INST_37
+0x4A58 US_ALU_ALPHA_INST_38
+0x4A5C US_ALU_ALPHA_INST_39
+0x4A60 US_ALU_ALPHA_INST_40
+0x4A64 US_ALU_ALPHA_INST_41
+0x4A68 US_ALU_ALPHA_INST_42
+0x4A6C US_ALU_ALPHA_INST_43
+0x4A70 US_ALU_ALPHA_INST_44
+0x4A74 US_ALU_ALPHA_INST_45
+0x4A78 US_ALU_ALPHA_INST_46
+0x4A7C US_ALU_ALPHA_INST_47
+0x4A80 US_ALU_ALPHA_INST_48
+0x4A84 US_ALU_ALPHA_INST_49
+0x4A88 US_ALU_ALPHA_INST_50
+0x4A8C US_ALU_ALPHA_INST_51
+0x4A90 US_ALU_ALPHA_INST_52
+0x4A94 US_ALU_ALPHA_INST_53
+0x4A98 US_ALU_ALPHA_INST_54
+0x4A9C US_ALU_ALPHA_INST_55
+0x4AA0 US_ALU_ALPHA_INST_56
+0x4AA4 US_ALU_ALPHA_INST_57
+0x4AA8 US_ALU_ALPHA_INST_58
+0x4AAC US_ALU_ALPHA_INST_59
+0x4AB0 US_ALU_ALPHA_INST_60
+0x4AB4 US_ALU_ALPHA_INST_61
+0x4AB8 US_ALU_ALPHA_INST_62
+0x4ABC US_ALU_ALPHA_INST_63
+0x4BC0 FG_FOG_BLEND
+0x4BC4 FG_FOG_FACTOR
+0x4BC8 FG_FOG_COLOR_R
+0x4BCC FG_FOG_COLOR_G
+0x4BD0 FG_FOG_COLOR_B
+0x4BD4 FG_ALPHA_FUNC
+0x4BD8 FG_DEPTH_SRC
+0x4C00 US_ALU_CONST_R_0
+0x4C04 US_ALU_CONST_G_0
+0x4C08 US_ALU_CONST_B_0
+0x4C0C US_ALU_CONST_A_0
+0x4C10 US_ALU_CONST_R_1
+0x4C14 US_ALU_CONST_G_1
+0x4C18 US_ALU_CONST_B_1
+0x4C1C US_ALU_CONST_A_1
+0x4C20 US_ALU_CONST_R_2
+0x4C24 US_ALU_CONST_G_2
+0x4C28 US_ALU_CONST_B_2
+0x4C2C US_ALU_CONST_A_2
+0x4C30 US_ALU_CONST_R_3
+0x4C34 US_ALU_CONST_G_3
+0x4C38 US_ALU_CONST_B_3
+0x4C3C US_ALU_CONST_A_3
+0x4C40 US_ALU_CONST_R_4
+0x4C44 US_ALU_CONST_G_4
+0x4C48 US_ALU_CONST_B_4
+0x4C4C US_ALU_CONST_A_4
+0x4C50 US_ALU_CONST_R_5
+0x4C54 US_ALU_CONST_G_5
+0x4C58 US_ALU_CONST_B_5
+0x4C5C US_ALU_CONST_A_5
+0x4C60 US_ALU_CONST_R_6
+0x4C64 US_ALU_CONST_G_6
+0x4C68 US_ALU_CONST_B_6
+0x4C6C US_ALU_CONST_A_6
+0x4C70 US_ALU_CONST_R_7
+0x4C74 US_ALU_CONST_G_7
+0x4C78 US_ALU_CONST_B_7
+0x4C7C US_ALU_CONST_A_7
+0x4C80 US_ALU_CONST_R_8
+0x4C84 US_ALU_CONST_G_8
+0x4C88 US_ALU_CONST_B_8
+0x4C8C US_ALU_CONST_A_8
+0x4C90 US_ALU_CONST_R_9
+0x4C94 US_ALU_CONST_G_9
+0x4C98 US_ALU_CONST_B_9
+0x4C9C US_ALU_CONST_A_9
+0x4CA0 US_ALU_CONST_R_10
+0x4CA4 US_ALU_CONST_G_10
+0x4CA8 US_ALU_CONST_B_10
+0x4CAC US_ALU_CONST_A_10
+0x4CB0 US_ALU_CONST_R_11
+0x4CB4 US_ALU_CONST_G_11
+0x4CB8 US_ALU_CONST_B_11
+0x4CBC US_ALU_CONST_A_11
+0x4CC0 US_ALU_CONST_R_12
+0x4CC4 US_ALU_CONST_G_12
+0x4CC8 US_ALU_CONST_B_12
+0x4CCC US_ALU_CONST_A_12
+0x4CD0 US_ALU_CONST_R_13
+0x4CD4 US_ALU_CONST_G_13
+0x4CD8 US_ALU_CONST_B_13
+0x4CDC US_ALU_CONST_A_13
+0x4CE0 US_ALU_CONST_R_14
+0x4CE4 US_ALU_CONST_G_14
+0x4CE8 US_ALU_CONST_B_14
+0x4CEC US_ALU_CONST_A_14
+0x4CF0 US_ALU_CONST_R_15
+0x4CF4 US_ALU_CONST_G_15
+0x4CF8 US_ALU_CONST_B_15
+0x4CFC US_ALU_CONST_A_15
+0x4D00 US_ALU_CONST_R_16
+0x4D04 US_ALU_CONST_G_16
+0x4D08 US_ALU_CONST_B_16
+0x4D0C US_ALU_CONST_A_16
+0x4D10 US_ALU_CONST_R_17
+0x4D14 US_ALU_CONST_G_17
+0x4D18 US_ALU_CONST_B_17
+0x4D1C US_ALU_CONST_A_17
+0x4D20 US_ALU_CONST_R_18
+0x4D24 US_ALU_CONST_G_18
+0x4D28 US_ALU_CONST_B_18
+0x4D2C US_ALU_CONST_A_18
+0x4D30 US_ALU_CONST_R_19
+0x4D34 US_ALU_CONST_G_19
+0x4D38 US_ALU_CONST_B_19
+0x4D3C US_ALU_CONST_A_19
+0x4D40 US_ALU_CONST_R_20
+0x4D44 US_ALU_CONST_G_20
+0x4D48 US_ALU_CONST_B_20
+0x4D4C US_ALU_CONST_A_20
+0x4D50 US_ALU_CONST_R_21
+0x4D54 US_ALU_CONST_G_21
+0x4D58 US_ALU_CONST_B_21
+0x4D5C US_ALU_CONST_A_21
+0x4D60 US_ALU_CONST_R_22
+0x4D64 US_ALU_CONST_G_22
+0x4D68 US_ALU_CONST_B_22
+0x4D6C US_ALU_CONST_A_22
+0x4D70 US_ALU_CONST_R_23
+0x4D74 US_ALU_CONST_G_23
+0x4D78 US_ALU_CONST_B_23
+0x4D7C US_ALU_CONST_A_23
+0x4D80 US_ALU_CONST_R_24
+0x4D84 US_ALU_CONST_G_24
+0x4D88 US_ALU_CONST_B_24
+0x4D8C US_ALU_CONST_A_24
+0x4D90 US_ALU_CONST_R_25
+0x4D94 US_ALU_CONST_G_25
+0x4D98 US_ALU_CONST_B_25
+0x4D9C US_ALU_CONST_A_25
+0x4DA0 US_ALU_CONST_R_26
+0x4DA4 US_ALU_CONST_G_26
+0x4DA8 US_ALU_CONST_B_26
+0x4DAC US_ALU_CONST_A_26
+0x4DB0 US_ALU_CONST_R_27
+0x4DB4 US_ALU_CONST_G_27
+0x4DB8 US_ALU_CONST_B_27
+0x4DBC US_ALU_CONST_A_27
+0x4DC0 US_ALU_CONST_R_28
+0x4DC4 US_ALU_CONST_G_28
+0x4DC8 US_ALU_CONST_B_28
+0x4DCC US_ALU_CONST_A_28
+0x4DD0 US_ALU_CONST_R_29
+0x4DD4 US_ALU_CONST_G_29
+0x4DD8 US_ALU_CONST_B_29
+0x4DDC US_ALU_CONST_A_29
+0x4DE0 US_ALU_CONST_R_30
+0x4DE4 US_ALU_CONST_G_30
+0x4DE8 US_ALU_CONST_B_30
+0x4DEC US_ALU_CONST_A_30
+0x4DF0 US_ALU_CONST_R_31
+0x4DF4 US_ALU_CONST_G_31
+0x4DF8 US_ALU_CONST_B_31
+0x4DFC US_ALU_CONST_A_31
+0x4E04 RB3D_BLENDCNTL_R3
+0x4E08 RB3D_ABLENDCNTL_R3
+0x4E0C RB3D_COLOR_CHANNEL_MASK
+0x4E10 RB3D_CONSTANT_COLOR
+0x4E14 RB3D_COLOR_CLEAR_VALUE
+0x4E18 RB3D_ROPCNTL_R3
+0x4E1C RB3D_CLRCMP_FLIPE_R3
+0x4E20 RB3D_CLRCMP_CLR_R3
+0x4E24 RB3D_CLRCMP_MSK_R3
+0x4E48 RB3D_DEBUG_CTL
+0x4E4C RB3D_DSTCACHE_CTLSTAT_R3
+0x4E50 RB3D_DITHER_CTL
+0x4E54 RB3D_CMASK_OFFSET0
+0x4E58 RB3D_CMASK_OFFSET1
+0x4E5C RB3D_CMASK_OFFSET2
+0x4E60 RB3D_CMASK_OFFSET3
+0x4E64 RB3D_CMASK_PITCH0
+0x4E68 RB3D_CMASK_PITCH1
+0x4E6C RB3D_CMASK_PITCH2
+0x4E70 RB3D_CMASK_PITCH3
+0x4E74 RB3D_CMASK_WRINDEX
+0x4E78 RB3D_CMASK_DWORD
+0x4E7C RB3D_CMASK_RDINDEX
+0x4E80 RB3D_AARESOLVE_OFFSET
+0x4E84 RB3D_AARESOLVE_PITCH
+0x4E88 RB3D_AARESOLVE_CTL
+0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
+0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
+0x4F04 ZB_ZSTENCILCNTL
+0x4F08 ZB_STENCILREFMASK
+0x4F14 ZB_ZTOP
+0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F1C ZB_BW_CNTL
+0x4F28 ZB_DEPTHCLEARVALUE
+0x4F30 ZB_ZMASK_OFFSET
+0x4F34 ZB_ZMASK_PITCH
+0x4F38 ZB_ZMASK_WRINDEX
+0x4F3C ZB_ZMASK_DWORD
+0x4F40 ZB_ZMASK_RDINDEX
+0x4F44 ZB_HIZ_OFFSET
+0x4F48 ZB_HIZ_WRINDEX
+0x4F4C ZB_HIZ_DWORD
+0x4F50 ZB_HIZ_RDINDEX
+0x4F54 ZB_HIZ_PITCH
+0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rn50 b/drivers/gpu/drm/radeon/reg_srcs/rn50
new file mode 100644
index 000000000000..2687b6307260
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/rn50
@@ -0,0 +1,30 @@
+rn50 0x3294
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rs600 b/drivers/gpu/drm/radeon/reg_srcs/rs600
new file mode 100644
index 000000000000..8e3c0b807add
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/rs600
@@ -0,0 +1,729 @@
+rs600 0x6d40
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1D98 VAP_VPORT_XSCALE
+0x1D9C VAP_VPORT_XOFFSET
+0x1DA0 VAP_VPORT_YSCALE
+0x1DA4 VAP_VPORT_YOFFSET
+0x1DA8 VAP_VPORT_ZSCALE
+0x1DAC VAP_VPORT_ZOFFSET
+0x2080 VAP_CNTL
+0x2090 VAP_OUT_VTX_FMT_0
+0x2094 VAP_OUT_VTX_FMT_1
+0x20B0 VAP_VTE_CNTL
+0x2138 VAP_VF_MIN_VTX_INDX
+0x2140 VAP_CNTL_STATUS
+0x2150 VAP_PROG_STREAM_CNTL_0
+0x2154 VAP_PROG_STREAM_CNTL_1
+0x2158 VAP_PROG_STREAM_CNTL_2
+0x215C VAP_PROG_STREAM_CNTL_3
+0x2160 VAP_PROG_STREAM_CNTL_4
+0x2164 VAP_PROG_STREAM_CNTL_5
+0x2168 VAP_PROG_STREAM_CNTL_6
+0x216C VAP_PROG_STREAM_CNTL_7
+0x2180 VAP_VTX_STATE_CNTL
+0x2184 VAP_VSM_VTX_ASSM
+0x2188 VAP_VTX_STATE_IND_REG_0
+0x218C VAP_VTX_STATE_IND_REG_1
+0x2190 VAP_VTX_STATE_IND_REG_2
+0x2194 VAP_VTX_STATE_IND_REG_3
+0x2198 VAP_VTX_STATE_IND_REG_4
+0x219C VAP_VTX_STATE_IND_REG_5
+0x21A0 VAP_VTX_STATE_IND_REG_6
+0x21A4 VAP_VTX_STATE_IND_REG_7
+0x21A8 VAP_VTX_STATE_IND_REG_8
+0x21AC VAP_VTX_STATE_IND_REG_9
+0x21B0 VAP_VTX_STATE_IND_REG_10
+0x21B4 VAP_VTX_STATE_IND_REG_11
+0x21B8 VAP_VTX_STATE_IND_REG_12
+0x21BC VAP_VTX_STATE_IND_REG_13
+0x21C0 VAP_VTX_STATE_IND_REG_14
+0x21C4 VAP_VTX_STATE_IND_REG_15
+0x21DC VAP_PSC_SGN_NORM_CNTL
+0x21E0 VAP_PROG_STREAM_CNTL_EXT_0
+0x21E4 VAP_PROG_STREAM_CNTL_EXT_1
+0x21E8 VAP_PROG_STREAM_CNTL_EXT_2
+0x21EC VAP_PROG_STREAM_CNTL_EXT_3
+0x21F0 VAP_PROG_STREAM_CNTL_EXT_4
+0x21F4 VAP_PROG_STREAM_CNTL_EXT_5
+0x21F8 VAP_PROG_STREAM_CNTL_EXT_6
+0x21FC VAP_PROG_STREAM_CNTL_EXT_7
+0x2200 VAP_PVS_VECTOR_INDX_REG
+0x2204 VAP_PVS_VECTOR_DATA_REG
+0x2208 VAP_PVS_VECTOR_DATA_REG_128
+0x221C VAP_CLIP_CNTL
+0x2220 VAP_GB_VERT_CLIP_ADJ
+0x2224 VAP_GB_VERT_DISC_ADJ
+0x2228 VAP_GB_HORZ_CLIP_ADJ
+0x222C VAP_GB_HORZ_DISC_ADJ
+0x2230 VAP_PVS_FLOW_CNTL_ADDRS_0
+0x2234 VAP_PVS_FLOW_CNTL_ADDRS_1
+0x2238 VAP_PVS_FLOW_CNTL_ADDRS_2
+0x223C VAP_PVS_FLOW_CNTL_ADDRS_3
+0x2240 VAP_PVS_FLOW_CNTL_ADDRS_4
+0x2244 VAP_PVS_FLOW_CNTL_ADDRS_5
+0x2248 VAP_PVS_FLOW_CNTL_ADDRS_6
+0x224C VAP_PVS_FLOW_CNTL_ADDRS_7
+0x2250 VAP_PVS_FLOW_CNTL_ADDRS_8
+0x2254 VAP_PVS_FLOW_CNTL_ADDRS_9
+0x2258 VAP_PVS_FLOW_CNTL_ADDRS_10
+0x225C VAP_PVS_FLOW_CNTL_ADDRS_11
+0x2260 VAP_PVS_FLOW_CNTL_ADDRS_12
+0x2264 VAP_PVS_FLOW_CNTL_ADDRS_13
+0x2268 VAP_PVS_FLOW_CNTL_ADDRS_14
+0x226C VAP_PVS_FLOW_CNTL_ADDRS_15
+0x2284 VAP_PVS_STATE_FLUSH_REG
+0x2288 VAP_PVS_VTX_TIMEOUT_REG
+0x2290 VAP_PVS_FLOW_CNTL_LOOP_INDEX_0
+0x2294 VAP_PVS_FLOW_CNTL_LOOP_INDEX_1
+0x2298 VAP_PVS_FLOW_CNTL_LOOP_INDEX_2
+0x229C VAP_PVS_FLOW_CNTL_LOOP_INDEX_3
+0x22A0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_4
+0x22A4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_5
+0x22A8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_6
+0x22AC VAP_PVS_FLOW_CNTL_LOOP_INDEX_7
+0x22B0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_8
+0x22B4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_9
+0x22B8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_10
+0x22BC VAP_PVS_FLOW_CNTL_LOOP_INDEX_11
+0x22C0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_12
+0x22C4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_13
+0x22C8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_14
+0x22CC VAP_PVS_FLOW_CNTL_LOOP_INDEX_15
+0x22D0 VAP_PVS_CODE_CNTL_0
+0x22D4 VAP_PVS_CONST_CNTL
+0x22D8 VAP_PVS_CODE_CNTL_1
+0x22DC VAP_PVS_FLOW_CNTL_OPC
+0x342C RB2D_DSTCACHE_CTLSTAT
+0x4000 GB_VAP_RASTER_VTX_FMT_0
+0x4004 GB_VAP_RASTER_VTX_FMT_1
+0x4008 GB_ENABLE
+0x401C GB_SELECT
+0x4020 GB_AA_CONFIG
+0x4024 GB_FIFO_SIZE
+0x4100 TX_INVALTAGS
+0x4200 GA_POINT_S0
+0x4204 GA_POINT_T0
+0x4208 GA_POINT_S1
+0x420C GA_POINT_T1
+0x4214 GA_TRIANGLE_STIPPLE
+0x421C GA_POINT_SIZE
+0x4230 GA_POINT_MINMAX
+0x4234 GA_LINE_CNTL
+0x4238 GA_LINE_STIPPLE_CONFIG
+0x4260 GA_LINE_STIPPLE_VALUE
+0x4264 GA_LINE_S0
+0x4268 GA_LINE_S1
+0x4278 GA_COLOR_CONTROL
+0x427C GA_SOLID_RG
+0x4280 GA_SOLID_BA
+0x4288 GA_POLY_MODE
+0x428C GA_ROUND_MODE
+0x4290 GA_OFFSET
+0x4294 GA_FOG_SCALE
+0x4298 GA_FOG_OFFSET
+0x42A0 SU_TEX_WRAP
+0x42A4 SU_POLY_OFFSET_FRONT_SCALE
+0x42A8 SU_POLY_OFFSET_FRONT_OFFSET
+0x42AC SU_POLY_OFFSET_BACK_SCALE
+0x42B0 SU_POLY_OFFSET_BACK_OFFSET 
+0x42B4 SU_POLY_OFFSET_ENABLE
+0x42B8 SU_CULL_MODE
+0x42C0 SU_DEPTH_SCALE
+0x42C4 SU_DEPTH_OFFSET
+0x42C8 SU_REG_DEST
+0x4300 RS_COUNT
+0x4304 RS_INST_COUNT
+0x4310 RS_IP_0
+0x4314 RS_IP_1
+0x4318 RS_IP_2
+0x431C RS_IP_3
+0x4320 RS_IP_4
+0x4324 RS_IP_5
+0x4328 RS_IP_6
+0x432C RS_IP_7
+0x4330 RS_INST_0
+0x4334 RS_INST_1
+0x4338 RS_INST_2
+0x433C RS_INST_3
+0x4340 RS_INST_4
+0x4344 RS_INST_5
+0x4348 RS_INST_6
+0x434C RS_INST_7
+0x4350 RS_INST_8
+0x4354 RS_INST_9
+0x4358 RS_INST_10
+0x435C RS_INST_11
+0x4360 RS_INST_12
+0x4364 RS_INST_13
+0x4368 RS_INST_14
+0x436C RS_INST_15
+0x43A4 SC_HYPERZ_EN
+0x43A8 SC_EDGERULE
+0x43B0 SC_CLIP_0_A
+0x43B4 SC_CLIP_0_B
+0x43B8 SC_CLIP_1_A
+0x43BC SC_CLIP_1_B
+0x43C0 SC_CLIP_2_A
+0x43C4 SC_CLIP_2_B
+0x43C8 SC_CLIP_3_A
+0x43CC SC_CLIP_3_B
+0x43D0 SC_CLIP_RULE
+0x43E0 SC_SCISSOR0
+0x43E8 SC_SCREENDOOR
+0x4440 TX_FILTER1_0
+0x4444 TX_FILTER1_1
+0x4448 TX_FILTER1_2
+0x444C TX_FILTER1_3
+0x4450 TX_FILTER1_4
+0x4454 TX_FILTER1_5
+0x4458 TX_FILTER1_6
+0x445C TX_FILTER1_7
+0x4460 TX_FILTER1_8
+0x4464 TX_FILTER1_9
+0x4468 TX_FILTER1_10
+0x446C TX_FILTER1_11
+0x4470 TX_FILTER1_12
+0x4474 TX_FILTER1_13
+0x4478 TX_FILTER1_14
+0x447C TX_FILTER1_15
+0x4580 TX_CHROMA_KEY_0
+0x4584 TX_CHROMA_KEY_1
+0x4588 TX_CHROMA_KEY_2
+0x458C TX_CHROMA_KEY_3
+0x4590 TX_CHROMA_KEY_4
+0x4594 TX_CHROMA_KEY_5
+0x4598 TX_CHROMA_KEY_6
+0x459C TX_CHROMA_KEY_7
+0x45A0 TX_CHROMA_KEY_8
+0x45A4 TX_CHROMA_KEY_9
+0x45A8 TX_CHROMA_KEY_10
+0x45AC TX_CHROMA_KEY_11
+0x45B0 TX_CHROMA_KEY_12
+0x45B4 TX_CHROMA_KEY_13
+0x45B8 TX_CHROMA_KEY_14
+0x45BC TX_CHROMA_KEY_15
+0x45C0 TX_BORDER_COLOR_0
+0x45C4 TX_BORDER_COLOR_1
+0x45C8 TX_BORDER_COLOR_2
+0x45CC TX_BORDER_COLOR_3
+0x45D0 TX_BORDER_COLOR_4
+0x45D4 TX_BORDER_COLOR_5
+0x45D8 TX_BORDER_COLOR_6
+0x45DC TX_BORDER_COLOR_7
+0x45E0 TX_BORDER_COLOR_8
+0x45E4 TX_BORDER_COLOR_9
+0x45E8 TX_BORDER_COLOR_10
+0x45EC TX_BORDER_COLOR_11
+0x45F0 TX_BORDER_COLOR_12
+0x45F4 TX_BORDER_COLOR_13
+0x45F8 TX_BORDER_COLOR_14
+0x45FC TX_BORDER_COLOR_15
+0x4600 US_CONFIG
+0x4604 US_PIXSIZE
+0x4608 US_CODE_OFFSET
+0x460C US_RESET
+0x4610 US_CODE_ADDR_0
+0x4614 US_CODE_ADDR_1
+0x4618 US_CODE_ADDR_2
+0x461C US_CODE_ADDR_3
+0x4620 US_TEX_INST_0
+0x4624 US_TEX_INST_1
+0x4628 US_TEX_INST_2
+0x462C US_TEX_INST_3
+0x4630 US_TEX_INST_4
+0x4634 US_TEX_INST_5
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+0x49C4 US_ALU_ALPHA_INST_1
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+0x4A2C US_ALU_ALPHA_INST_27
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+0x4A3C US_ALU_ALPHA_INST_31
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+0x4A44 US_ALU_ALPHA_INST_33
+0x4A48 US_ALU_ALPHA_INST_34
+0x4A4C US_ALU_ALPHA_INST_35
+0x4A50 US_ALU_ALPHA_INST_36
+0x4A54 US_ALU_ALPHA_INST_37
+0x4A58 US_ALU_ALPHA_INST_38
+0x4A5C US_ALU_ALPHA_INST_39
+0x4A60 US_ALU_ALPHA_INST_40
+0x4A64 US_ALU_ALPHA_INST_41
+0x4A68 US_ALU_ALPHA_INST_42
+0x4A6C US_ALU_ALPHA_INST_43
+0x4A70 US_ALU_ALPHA_INST_44
+0x4A74 US_ALU_ALPHA_INST_45
+0x4A78 US_ALU_ALPHA_INST_46
+0x4A7C US_ALU_ALPHA_INST_47
+0x4A80 US_ALU_ALPHA_INST_48
+0x4A84 US_ALU_ALPHA_INST_49
+0x4A88 US_ALU_ALPHA_INST_50
+0x4A8C US_ALU_ALPHA_INST_51
+0x4A90 US_ALU_ALPHA_INST_52
+0x4A94 US_ALU_ALPHA_INST_53
+0x4A98 US_ALU_ALPHA_INST_54
+0x4A9C US_ALU_ALPHA_INST_55
+0x4AA0 US_ALU_ALPHA_INST_56
+0x4AA4 US_ALU_ALPHA_INST_57
+0x4AA8 US_ALU_ALPHA_INST_58
+0x4AAC US_ALU_ALPHA_INST_59
+0x4AB0 US_ALU_ALPHA_INST_60
+0x4AB4 US_ALU_ALPHA_INST_61
+0x4AB8 US_ALU_ALPHA_INST_62
+0x4ABC US_ALU_ALPHA_INST_63
+0x4BC0 FG_FOG_BLEND
+0x4BC4 FG_FOG_FACTOR
+0x4BC8 FG_FOG_COLOR_R
+0x4BCC FG_FOG_COLOR_G
+0x4BD0 FG_FOG_COLOR_B
+0x4BD4 FG_ALPHA_FUNC
+0x4BD8 FG_DEPTH_SRC
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+0x4C04 US_ALU_CONST_G_0
+0x4C08 US_ALU_CONST_B_0
+0x4C0C US_ALU_CONST_A_0
+0x4C10 US_ALU_CONST_R_1
+0x4C14 US_ALU_CONST_G_1
+0x4C18 US_ALU_CONST_B_1
+0x4C1C US_ALU_CONST_A_1
+0x4C20 US_ALU_CONST_R_2
+0x4C24 US_ALU_CONST_G_2
+0x4C28 US_ALU_CONST_B_2
+0x4C2C US_ALU_CONST_A_2
+0x4C30 US_ALU_CONST_R_3
+0x4C34 US_ALU_CONST_G_3
+0x4C38 US_ALU_CONST_B_3
+0x4C3C US_ALU_CONST_A_3
+0x4C40 US_ALU_CONST_R_4
+0x4C44 US_ALU_CONST_G_4
+0x4C48 US_ALU_CONST_B_4
+0x4C4C US_ALU_CONST_A_4
+0x4C50 US_ALU_CONST_R_5
+0x4C54 US_ALU_CONST_G_5
+0x4C58 US_ALU_CONST_B_5
+0x4C5C US_ALU_CONST_A_5
+0x4C60 US_ALU_CONST_R_6
+0x4C64 US_ALU_CONST_G_6
+0x4C68 US_ALU_CONST_B_6
+0x4C6C US_ALU_CONST_A_6
+0x4C70 US_ALU_CONST_R_7
+0x4C74 US_ALU_CONST_G_7
+0x4C78 US_ALU_CONST_B_7
+0x4C7C US_ALU_CONST_A_7
+0x4C80 US_ALU_CONST_R_8
+0x4C84 US_ALU_CONST_G_8
+0x4C88 US_ALU_CONST_B_8
+0x4C8C US_ALU_CONST_A_8
+0x4C90 US_ALU_CONST_R_9
+0x4C94 US_ALU_CONST_G_9
+0x4C98 US_ALU_CONST_B_9
+0x4C9C US_ALU_CONST_A_9
+0x4CA0 US_ALU_CONST_R_10
+0x4CA4 US_ALU_CONST_G_10
+0x4CA8 US_ALU_CONST_B_10
+0x4CAC US_ALU_CONST_A_10
+0x4CB0 US_ALU_CONST_R_11
+0x4CB4 US_ALU_CONST_G_11
+0x4CB8 US_ALU_CONST_B_11
+0x4CBC US_ALU_CONST_A_11
+0x4CC0 US_ALU_CONST_R_12
+0x4CC4 US_ALU_CONST_G_12
+0x4CC8 US_ALU_CONST_B_12
+0x4CCC US_ALU_CONST_A_12
+0x4CD0 US_ALU_CONST_R_13
+0x4CD4 US_ALU_CONST_G_13
+0x4CD8 US_ALU_CONST_B_13
+0x4CDC US_ALU_CONST_A_13
+0x4CE0 US_ALU_CONST_R_14
+0x4CE4 US_ALU_CONST_G_14
+0x4CE8 US_ALU_CONST_B_14
+0x4CEC US_ALU_CONST_A_14
+0x4CF0 US_ALU_CONST_R_15
+0x4CF4 US_ALU_CONST_G_15
+0x4CF8 US_ALU_CONST_B_15
+0x4CFC US_ALU_CONST_A_15
+0x4D00 US_ALU_CONST_R_16
+0x4D04 US_ALU_CONST_G_16
+0x4D08 US_ALU_CONST_B_16
+0x4D0C US_ALU_CONST_A_16
+0x4D10 US_ALU_CONST_R_17
+0x4D14 US_ALU_CONST_G_17
+0x4D18 US_ALU_CONST_B_17
+0x4D1C US_ALU_CONST_A_17
+0x4D20 US_ALU_CONST_R_18
+0x4D24 US_ALU_CONST_G_18
+0x4D28 US_ALU_CONST_B_18
+0x4D2C US_ALU_CONST_A_18
+0x4D30 US_ALU_CONST_R_19
+0x4D34 US_ALU_CONST_G_19
+0x4D38 US_ALU_CONST_B_19
+0x4D3C US_ALU_CONST_A_19
+0x4D40 US_ALU_CONST_R_20
+0x4D44 US_ALU_CONST_G_20
+0x4D48 US_ALU_CONST_B_20
+0x4D4C US_ALU_CONST_A_20
+0x4D50 US_ALU_CONST_R_21
+0x4D54 US_ALU_CONST_G_21
+0x4D58 US_ALU_CONST_B_21
+0x4D5C US_ALU_CONST_A_21
+0x4D60 US_ALU_CONST_R_22
+0x4D64 US_ALU_CONST_G_22
+0x4D68 US_ALU_CONST_B_22
+0x4D6C US_ALU_CONST_A_22
+0x4D70 US_ALU_CONST_R_23
+0x4D74 US_ALU_CONST_G_23
+0x4D78 US_ALU_CONST_B_23
+0x4D7C US_ALU_CONST_A_23
+0x4D80 US_ALU_CONST_R_24
+0x4D84 US_ALU_CONST_G_24
+0x4D88 US_ALU_CONST_B_24
+0x4D8C US_ALU_CONST_A_24
+0x4D90 US_ALU_CONST_R_25
+0x4D94 US_ALU_CONST_G_25
+0x4D98 US_ALU_CONST_B_25
+0x4D9C US_ALU_CONST_A_25
+0x4DA0 US_ALU_CONST_R_26
+0x4DA4 US_ALU_CONST_G_26
+0x4DA8 US_ALU_CONST_B_26
+0x4DAC US_ALU_CONST_A_26
+0x4DB0 US_ALU_CONST_R_27
+0x4DB4 US_ALU_CONST_G_27
+0x4DB8 US_ALU_CONST_B_27
+0x4DBC US_ALU_CONST_A_27
+0x4DC0 US_ALU_CONST_R_28
+0x4DC4 US_ALU_CONST_G_28
+0x4DC8 US_ALU_CONST_B_28
+0x4DCC US_ALU_CONST_A_28
+0x4DD0 US_ALU_CONST_R_29
+0x4DD4 US_ALU_CONST_G_29
+0x4DD8 US_ALU_CONST_B_29
+0x4DDC US_ALU_CONST_A_29
+0x4DE0 US_ALU_CONST_R_30
+0x4DE4 US_ALU_CONST_G_30
+0x4DE8 US_ALU_CONST_B_30
+0x4DEC US_ALU_CONST_A_30
+0x4DF0 US_ALU_CONST_R_31
+0x4DF4 US_ALU_CONST_G_31
+0x4DF8 US_ALU_CONST_B_31
+0x4DFC US_ALU_CONST_A_31
+0x4E04 RB3D_BLENDCNTL_R3
+0x4E08 RB3D_ABLENDCNTL_R3
+0x4E0C RB3D_COLOR_CHANNEL_MASK
+0x4E10 RB3D_CONSTANT_COLOR
+0x4E14 RB3D_COLOR_CLEAR_VALUE
+0x4E18 RB3D_ROPCNTL_R3
+0x4E1C RB3D_CLRCMP_FLIPE_R3
+0x4E20 RB3D_CLRCMP_CLR_R3
+0x4E24 RB3D_CLRCMP_MSK_R3
+0x4E48 RB3D_DEBUG_CTL
+0x4E4C RB3D_DSTCACHE_CTLSTAT_R3
+0x4E50 RB3D_DITHER_CTL
+0x4E54 RB3D_CMASK_OFFSET0
+0x4E58 RB3D_CMASK_OFFSET1
+0x4E5C RB3D_CMASK_OFFSET2
+0x4E60 RB3D_CMASK_OFFSET3
+0x4E64 RB3D_CMASK_PITCH0
+0x4E68 RB3D_CMASK_PITCH1
+0x4E6C RB3D_CMASK_PITCH2
+0x4E70 RB3D_CMASK_PITCH3
+0x4E74 RB3D_CMASK_WRINDEX
+0x4E78 RB3D_CMASK_DWORD
+0x4E7C RB3D_CMASK_RDINDEX
+0x4E80 RB3D_AARESOLVE_OFFSET
+0x4E84 RB3D_AARESOLVE_PITCH
+0x4E88 RB3D_AARESOLVE_CTL
+0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
+0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
+0x4F04 ZB_ZSTENCILCNTL
+0x4F08 ZB_STENCILREFMASK
+0x4F14 ZB_ZTOP
+0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F1C ZB_BW_CNTL
+0x4F28 ZB_DEPTHCLEARVALUE
+0x4F30 ZB_ZMASK_OFFSET
+0x4F34 ZB_ZMASK_PITCH
+0x4F38 ZB_ZMASK_WRINDEX
+0x4F3C ZB_ZMASK_DWORD
+0x4F40 ZB_ZMASK_RDINDEX
+0x4F44 ZB_HIZ_OFFSET
+0x4F48 ZB_HIZ_WRINDEX
+0x4F4C ZB_HIZ_DWORD
+0x4F50 ZB_HIZ_RDINDEX
+0x4F54 ZB_HIZ_PITCH
+0x4F58 ZB_ZPASS_DATA
diff --git a/drivers/gpu/drm/radeon/reg_srcs/rv515 b/drivers/gpu/drm/radeon/reg_srcs/rv515
new file mode 100644
index 000000000000..0102a0d5735c
--- /dev/null
+++ b/drivers/gpu/drm/radeon/reg_srcs/rv515
@@ -0,0 +1,486 @@
+rv515 0x6d40
+0x1434 SRC_Y_X
+0x1438 DST_Y_X
+0x143C DST_HEIGHT_WIDTH
+0x146C DP_GUI_MASTER_CNTL
+0x1474 BRUSH_Y_X
+0x1478 DP_BRUSH_BKGD_CLR
+0x147C DP_BRUSH_FRGD_CLR
+0x1480 BRUSH_DATA0
+0x1484 BRUSH_DATA1
+0x1598 DST_WIDTH_HEIGHT
+0x15C0 CLR_CMP_CNTL
+0x15C4 CLR_CMP_CLR_SRC
+0x15C8 CLR_CMP_CLR_DST
+0x15CC CLR_CMP_MSK
+0x15D8 DP_SRC_FRGD_CLR
+0x15DC DP_SRC_BKGD_CLR
+0x1600 DST_LINE_START
+0x1604 DST_LINE_END
+0x1608 DST_LINE_PATCOUNT
+0x16C0 DP_CNTL
+0x16CC DP_WRITE_MSK
+0x16D0 DP_CNTL_XDIR_YDIR_YMAJOR
+0x16E8 DEFAULT_SC_BOTTOM_RIGHT
+0x16EC SC_TOP_LEFT
+0x16F0 SC_BOTTOM_RIGHT
+0x16F4 SRC_SC_BOTTOM_RIGHT
+0x1714 DSTCACHE_CTLSTAT
+0x1720 WAIT_UNTIL
+0x172C RBBM_GUICNTL
+0x1D98 VAP_VPORT_XSCALE
+0x1D9C VAP_VPORT_XOFFSET
+0x1DA0 VAP_VPORT_YSCALE
+0x1DA4 VAP_VPORT_YOFFSET
+0x1DA8 VAP_VPORT_ZSCALE
+0x1DAC VAP_VPORT_ZOFFSET
+0x2080 VAP_CNTL
+0x2090 VAP_OUT_VTX_FMT_0
+0x2094 VAP_OUT_VTX_FMT_1
+0x20B0 VAP_VTE_CNTL
+0x2138 VAP_VF_MIN_VTX_INDX
+0x2140 VAP_CNTL_STATUS
+0x2150 VAP_PROG_STREAM_CNTL_0
+0x2154 VAP_PROG_STREAM_CNTL_1
+0x2158 VAP_PROG_STREAM_CNTL_2
+0x215C VAP_PROG_STREAM_CNTL_3
+0x2160 VAP_PROG_STREAM_CNTL_4
+0x2164 VAP_PROG_STREAM_CNTL_5
+0x2168 VAP_PROG_STREAM_CNTL_6
+0x216C VAP_PROG_STREAM_CNTL_7
+0x2180 VAP_VTX_STATE_CNTL
+0x2184 VAP_VSM_VTX_ASSM
+0x2188 VAP_VTX_STATE_IND_REG_0
+0x218C VAP_VTX_STATE_IND_REG_1
+0x2190 VAP_VTX_STATE_IND_REG_2
+0x2194 VAP_VTX_STATE_IND_REG_3
+0x2198 VAP_VTX_STATE_IND_REG_4
+0x219C VAP_VTX_STATE_IND_REG_5
+0x21A0 VAP_VTX_STATE_IND_REG_6
+0x21A4 VAP_VTX_STATE_IND_REG_7
+0x21A8 VAP_VTX_STATE_IND_REG_8
+0x21AC VAP_VTX_STATE_IND_REG_9
+0x21B0 VAP_VTX_STATE_IND_REG_10
+0x21B4 VAP_VTX_STATE_IND_REG_11
+0x21B8 VAP_VTX_STATE_IND_REG_12
+0x21BC VAP_VTX_STATE_IND_REG_13
+0x21C0 VAP_VTX_STATE_IND_REG_14
+0x21C4 VAP_VTX_STATE_IND_REG_15
+0x21DC VAP_PSC_SGN_NORM_CNTL
+0x21E0 VAP_PROG_STREAM_CNTL_EXT_0
+0x21E4 VAP_PROG_STREAM_CNTL_EXT_1
+0x21E8 VAP_PROG_STREAM_CNTL_EXT_2
+0x21EC VAP_PROG_STREAM_CNTL_EXT_3
+0x21F0 VAP_PROG_STREAM_CNTL_EXT_4
+0x21F4 VAP_PROG_STREAM_CNTL_EXT_5
+0x21F8 VAP_PROG_STREAM_CNTL_EXT_6
+0x21FC VAP_PROG_STREAM_CNTL_EXT_7
+0x2200 VAP_PVS_VECTOR_INDX_REG
+0x2204 VAP_PVS_VECTOR_DATA_REG
+0x2208 VAP_PVS_VECTOR_DATA_REG_128
+0x2218 VAP_TEX_TO_COLOR_CNTL
+0x221C VAP_CLIP_CNTL
+0x2220 VAP_GB_VERT_CLIP_ADJ
+0x2224 VAP_GB_VERT_DISC_ADJ
+0x2228 VAP_GB_HORZ_CLIP_ADJ
+0x222C VAP_GB_HORZ_DISC_ADJ
+0x2230 VAP_PVS_FLOW_CNTL_ADDRS_0
+0x2234 VAP_PVS_FLOW_CNTL_ADDRS_1
+0x2238 VAP_PVS_FLOW_CNTL_ADDRS_2
+0x223C VAP_PVS_FLOW_CNTL_ADDRS_3
+0x2240 VAP_PVS_FLOW_CNTL_ADDRS_4
+0x2244 VAP_PVS_FLOW_CNTL_ADDRS_5
+0x2248 VAP_PVS_FLOW_CNTL_ADDRS_6
+0x224C VAP_PVS_FLOW_CNTL_ADDRS_7
+0x2250 VAP_PVS_FLOW_CNTL_ADDRS_8
+0x2254 VAP_PVS_FLOW_CNTL_ADDRS_9
+0x2258 VAP_PVS_FLOW_CNTL_ADDRS_10
+0x225C VAP_PVS_FLOW_CNTL_ADDRS_11
+0x2260 VAP_PVS_FLOW_CNTL_ADDRS_12
+0x2264 VAP_PVS_FLOW_CNTL_ADDRS_13
+0x2268 VAP_PVS_FLOW_CNTL_ADDRS_14
+0x226C VAP_PVS_FLOW_CNTL_ADDRS_15
+0x2284 VAP_PVS_STATE_FLUSH_REG
+0x2288 VAP_PVS_VTX_TIMEOUT_REG
+0x2290 VAP_PVS_FLOW_CNTL_LOOP_INDEX_0
+0x2294 VAP_PVS_FLOW_CNTL_LOOP_INDEX_1
+0x2298 VAP_PVS_FLOW_CNTL_LOOP_INDEX_2
+0x229C VAP_PVS_FLOW_CNTL_LOOP_INDEX_3
+0x22A0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_4
+0x22A4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_5
+0x22A8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_6
+0x22AC VAP_PVS_FLOW_CNTL_LOOP_INDEX_7
+0x22B0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_8
+0x22B4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_9
+0x22B8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_10
+0x22BC VAP_PVS_FLOW_CNTL_LOOP_INDEX_11
+0x22C0 VAP_PVS_FLOW_CNTL_LOOP_INDEX_12
+0x22C4 VAP_PVS_FLOW_CNTL_LOOP_INDEX_13
+0x22C8 VAP_PVS_FLOW_CNTL_LOOP_INDEX_14
+0x22CC VAP_PVS_FLOW_CNTL_LOOP_INDEX_15
+0x22D0 VAP_PVS_CODE_CNTL_0
+0x22D4 VAP_PVS_CONST_CNTL
+0x22D8 VAP_PVS_CODE_CNTL_1
+0x22DC VAP_PVS_FLOW_CNTL_OPC
+0x2500 VAP_PVS_FLOW_CNTL_ADDRS_LW_0
+0x2504 VAP_PVS_FLOW_CNTL_ADDRS_UW_0
+0x2508 VAP_PVS_FLOW_CNTL_ADDRS_LW_1
+0x250C VAP_PVS_FLOW_CNTL_ADDRS_UW_1
+0x2510 VAP_PVS_FLOW_CNTL_ADDRS_LW_2
+0x2514 VAP_PVS_FLOW_CNTL_ADDRS_UW_2
+0x2518 VAP_PVS_FLOW_CNTL_ADDRS_LW_3
+0x251C VAP_PVS_FLOW_CNTL_ADDRS_UW_3
+0x2520 VAP_PVS_FLOW_CNTL_ADDRS_LW_4
+0x2524 VAP_PVS_FLOW_CNTL_ADDRS_UW_4
+0x2528 VAP_PVS_FLOW_CNTL_ADDRS_LW_5
+0x252C VAP_PVS_FLOW_CNTL_ADDRS_UW_5
+0x2530 VAP_PVS_FLOW_CNTL_ADDRS_LW_6
+0x2534 VAP_PVS_FLOW_CNTL_ADDRS_UW_6
+0x2538 VAP_PVS_FLOW_CNTL_ADDRS_LW_7
+0x253C VAP_PVS_FLOW_CNTL_ADDRS_UW_7
+0x2540 VAP_PVS_FLOW_CNTL_ADDRS_LW_8
+0x2544 VAP_PVS_FLOW_CNTL_ADDRS_UW_8
+0x2548 VAP_PVS_FLOW_CNTL_ADDRS_LW_9
+0x254C VAP_PVS_FLOW_CNTL_ADDRS_UW_9
+0x2550 VAP_PVS_FLOW_CNTL_ADDRS_LW_10
+0x2554 VAP_PVS_FLOW_CNTL_ADDRS_UW_10
+0x2558 VAP_PVS_FLOW_CNTL_ADDRS_LW_11
+0x255C VAP_PVS_FLOW_CNTL_ADDRS_UW_11
+0x2560 VAP_PVS_FLOW_CNTL_ADDRS_LW_12
+0x2564 VAP_PVS_FLOW_CNTL_ADDRS_UW_12
+0x2568 VAP_PVS_FLOW_CNTL_ADDRS_LW_13
+0x256C VAP_PVS_FLOW_CNTL_ADDRS_UW_13
+0x2570 VAP_PVS_FLOW_CNTL_ADDRS_LW_14
+0x2574 VAP_PVS_FLOW_CNTL_ADDRS_UW_14
+0x2578 VAP_PVS_FLOW_CNTL_ADDRS_LW_15
+0x257C VAP_PVS_FLOW_CNTL_ADDRS_UW_15
+0x342C RB2D_DSTCACHE_CTLSTAT
+0x4000 GB_VAP_RASTER_VTX_FMT_0
+0x4004 GB_VAP_RASTER_VTX_FMT_1
+0x4008 GB_ENABLE
+0x401C GB_SELECT
+0x4020 GB_AA_CONFIG
+0x4024 GB_FIFO_SIZE
+0x4100 TX_INVALTAGS
+0x4200 GA_POINT_S0
+0x4204 GA_POINT_T0
+0x4208 GA_POINT_S1
+0x420C GA_POINT_T1
+0x4214 GA_TRIANGLE_STIPPLE
+0x421C GA_POINT_SIZE
+0x4230 GA_POINT_MINMAX
+0x4234 GA_LINE_CNTL
+0x4238 GA_LINE_STIPPLE_CONFIG
+0x4260 GA_LINE_STIPPLE_VALUE
+0x4264 GA_LINE_S0
+0x4268 GA_LINE_S1
+0x4278 GA_COLOR_CONTROL
+0x427C GA_SOLID_RG
+0x4280 GA_SOLID_BA
+0x4288 GA_POLY_MODE
+0x428C GA_ROUND_MODE
+0x4290 GA_OFFSET
+0x4294 GA_FOG_SCALE
+0x4298 GA_FOG_OFFSET
+0x42A0 SU_TEX_WRAP
+0x42A4 SU_POLY_OFFSET_FRONT_SCALE
+0x42A8 SU_POLY_OFFSET_FRONT_OFFSET
+0x42AC SU_POLY_OFFSET_BACK_SCALE
+0x42B0 SU_POLY_OFFSET_BACK_OFFSET
+0x42B4 SU_POLY_OFFSET_ENABLE
+0x42B8 SU_CULL_MODE
+0x42C0 SU_DEPTH_SCALE
+0x42C4 SU_DEPTH_OFFSET
+0x42C8 SU_REG_DEST
+0x4300 RS_COUNT
+0x4304 RS_INST_COUNT
+0x4074 RS_IP_0
+0x4078 RS_IP_1
+0x407C RS_IP_2
+0x4080 RS_IP_3
+0x4084 RS_IP_4
+0x4088 RS_IP_5
+0x408C RS_IP_6
+0x4090 RS_IP_7
+0x4094 RS_IP_8
+0x4098 RS_IP_9
+0x409C RS_IP_10
+0x40A0 RS_IP_11
+0x40A4 RS_IP_12
+0x40A8 RS_IP_13
+0x40AC RS_IP_14
+0x40B0 RS_IP_15
+0x4320 RS_INST_0
+0x4324 RS_INST_1
+0x4328 RS_INST_2
+0x432C RS_INST_3
+0x4330 RS_INST_4
+0x4334 RS_INST_5
+0x4338 RS_INST_6
+0x433C RS_INST_7
+0x4340 RS_INST_8
+0x4344 RS_INST_9
+0x4348 RS_INST_10
+0x434C RS_INST_11
+0x4350 RS_INST_12
+0x4354 RS_INST_13
+0x4358 RS_INST_14
+0x435C RS_INST_15
+0x43A4 SC_HYPERZ_EN
+0x43A8 SC_EDGERULE
+0x43B0 SC_CLIP_0_A
+0x43B4 SC_CLIP_0_B
+0x43B8 SC_CLIP_1_A
+0x43BC SC_CLIP_1_B
+0x43C0 SC_CLIP_2_A
+0x43C4 SC_CLIP_2_B
+0x43C8 SC_CLIP_3_A
+0x43CC SC_CLIP_3_B
+0x43D0 SC_CLIP_RULE
+0x43E0 SC_SCISSOR0
+0x43E8 SC_SCREENDOOR
+0x4440 TX_FILTER1_0
+0x4444 TX_FILTER1_1
+0x4448 TX_FILTER1_2
+0x444C TX_FILTER1_3
+0x4450 TX_FILTER1_4
+0x4454 TX_FILTER1_5
+0x4458 TX_FILTER1_6
+0x445C TX_FILTER1_7
+0x4460 TX_FILTER1_8
+0x4464 TX_FILTER1_9
+0x4468 TX_FILTER1_10
+0x446C TX_FILTER1_11
+0x4470 TX_FILTER1_12
+0x4474 TX_FILTER1_13
+0x4478 TX_FILTER1_14
+0x447C TX_FILTER1_15
+0x4580 TX_CHROMA_KEY_0
+0x4584 TX_CHROMA_KEY_1
+0x4588 TX_CHROMA_KEY_2
+0x458C TX_CHROMA_KEY_3
+0x4590 TX_CHROMA_KEY_4
+0x4594 TX_CHROMA_KEY_5
+0x4598 TX_CHROMA_KEY_6
+0x459C TX_CHROMA_KEY_7
+0x45A0 TX_CHROMA_KEY_8
+0x45A4 TX_CHROMA_KEY_9
+0x45A8 TX_CHROMA_KEY_10
+0x45AC TX_CHROMA_KEY_11
+0x45B0 TX_CHROMA_KEY_12
+0x45B4 TX_CHROMA_KEY_13
+0x45B8 TX_CHROMA_KEY_14
+0x45BC TX_CHROMA_KEY_15
+0x45C0 TX_BORDER_COLOR_0
+0x45C4 TX_BORDER_COLOR_1
+0x45C8 TX_BORDER_COLOR_2
+0x45CC TX_BORDER_COLOR_3
+0x45D0 TX_BORDER_COLOR_4
+0x45D4 TX_BORDER_COLOR_5
+0x45D8 TX_BORDER_COLOR_6
+0x45DC TX_BORDER_COLOR_7
+0x45E0 TX_BORDER_COLOR_8
+0x45E4 TX_BORDER_COLOR_9
+0x45E8 TX_BORDER_COLOR_10
+0x45EC TX_BORDER_COLOR_11
+0x45F0 TX_BORDER_COLOR_12
+0x45F4 TX_BORDER_COLOR_13
+0x45F8 TX_BORDER_COLOR_14
+0x45FC TX_BORDER_COLOR_15
+0x4250 GA_US_VECTOR_INDEX
+0x4254 GA_US_VECTOR_DATA
+0x4600 US_CONFIG
+0x4604 US_PIXSIZE
+0x4620 US_FC_BOOL_CONST
+0x4624 US_FC_CTRL
+0x4630 US_CODE_ADDR
+0x4634 US_CODE_RANGE
+0x4638 US_CODE_OFFSET
+0x46A4 US_OUT_FMT_0
+0x46A8 US_OUT_FMT_1
+0x46AC US_OUT_FMT_2
+0x46B0 US_OUT_FMT_3
+0x46B4 US_W_FMT
+0x4BC0 FG_FOG_BLEND
+0x4BC4 FG_FOG_FACTOR
+0x4BC8 FG_FOG_COLOR_R
+0x4BCC FG_FOG_COLOR_G
+0x4BD0 FG_FOG_COLOR_B
+0x4BD4 FG_ALPHA_FUNC
+0x4BD8 FG_DEPTH_SRC
+0x4C00 US_ALU_CONST_R_0
+0x4C04 US_ALU_CONST_G_0
+0x4C08 US_ALU_CONST_B_0
+0x4C0C US_ALU_CONST_A_0
+0x4C10 US_ALU_CONST_R_1
+0x4C14 US_ALU_CONST_G_1
+0x4C18 US_ALU_CONST_B_1
+0x4C1C US_ALU_CONST_A_1
+0x4C20 US_ALU_CONST_R_2
+0x4C24 US_ALU_CONST_G_2
+0x4C28 US_ALU_CONST_B_2
+0x4C2C US_ALU_CONST_A_2
+0x4C30 US_ALU_CONST_R_3
+0x4C34 US_ALU_CONST_G_3
+0x4C38 US_ALU_CONST_B_3
+0x4C3C US_ALU_CONST_A_3
+0x4C40 US_ALU_CONST_R_4
+0x4C44 US_ALU_CONST_G_4
+0x4C48 US_ALU_CONST_B_4
+0x4C4C US_ALU_CONST_A_4
+0x4C50 US_ALU_CONST_R_5
+0x4C54 US_ALU_CONST_G_5
+0x4C58 US_ALU_CONST_B_5
+0x4C5C US_ALU_CONST_A_5
+0x4C60 US_ALU_CONST_R_6
+0x4C64 US_ALU_CONST_G_6
+0x4C68 US_ALU_CONST_B_6
+0x4C6C US_ALU_CONST_A_6
+0x4C70 US_ALU_CONST_R_7
+0x4C74 US_ALU_CONST_G_7
+0x4C78 US_ALU_CONST_B_7
+0x4C7C US_ALU_CONST_A_7
+0x4C80 US_ALU_CONST_R_8
+0x4C84 US_ALU_CONST_G_8
+0x4C88 US_ALU_CONST_B_8
+0x4C8C US_ALU_CONST_A_8
+0x4C90 US_ALU_CONST_R_9
+0x4C94 US_ALU_CONST_G_9
+0x4C98 US_ALU_CONST_B_9
+0x4C9C US_ALU_CONST_A_9
+0x4CA0 US_ALU_CONST_R_10
+0x4CA4 US_ALU_CONST_G_10
+0x4CA8 US_ALU_CONST_B_10
+0x4CAC US_ALU_CONST_A_10
+0x4CB0 US_ALU_CONST_R_11
+0x4CB4 US_ALU_CONST_G_11
+0x4CB8 US_ALU_CONST_B_11
+0x4CBC US_ALU_CONST_A_11
+0x4CC0 US_ALU_CONST_R_12
+0x4CC4 US_ALU_CONST_G_12
+0x4CC8 US_ALU_CONST_B_12
+0x4CCC US_ALU_CONST_A_12
+0x4CD0 US_ALU_CONST_R_13
+0x4CD4 US_ALU_CONST_G_13
+0x4CD8 US_ALU_CONST_B_13
+0x4CDC US_ALU_CONST_A_13
+0x4CE0 US_ALU_CONST_R_14
+0x4CE4 US_ALU_CONST_G_14
+0x4CE8 US_ALU_CONST_B_14
+0x4CEC US_ALU_CONST_A_14
+0x4CF0 US_ALU_CONST_R_15
+0x4CF4 US_ALU_CONST_G_15
+0x4CF8 US_ALU_CONST_B_15
+0x4CFC US_ALU_CONST_A_15
+0x4D00 US_ALU_CONST_R_16
+0x4D04 US_ALU_CONST_G_16
+0x4D08 US_ALU_CONST_B_16
+0x4D0C US_ALU_CONST_A_16
+0x4D10 US_ALU_CONST_R_17
+0x4D14 US_ALU_CONST_G_17
+0x4D18 US_ALU_CONST_B_17
+0x4D1C US_ALU_CONST_A_17
+0x4D20 US_ALU_CONST_R_18
+0x4D24 US_ALU_CONST_G_18
+0x4D28 US_ALU_CONST_B_18
+0x4D2C US_ALU_CONST_A_18
+0x4D30 US_ALU_CONST_R_19
+0x4D34 US_ALU_CONST_G_19
+0x4D38 US_ALU_CONST_B_19
+0x4D3C US_ALU_CONST_A_19
+0x4D40 US_ALU_CONST_R_20
+0x4D44 US_ALU_CONST_G_20
+0x4D48 US_ALU_CONST_B_20
+0x4D4C US_ALU_CONST_A_20
+0x4D50 US_ALU_CONST_R_21
+0x4D54 US_ALU_CONST_G_21
+0x4D58 US_ALU_CONST_B_21
+0x4D5C US_ALU_CONST_A_21
+0x4D60 US_ALU_CONST_R_22
+0x4D64 US_ALU_CONST_G_22
+0x4D68 US_ALU_CONST_B_22
+0x4D6C US_ALU_CONST_A_22
+0x4D70 US_ALU_CONST_R_23
+0x4D74 US_ALU_CONST_G_23
+0x4D78 US_ALU_CONST_B_23
+0x4D7C US_ALU_CONST_A_23
+0x4D80 US_ALU_CONST_R_24
+0x4D84 US_ALU_CONST_G_24
+0x4D88 US_ALU_CONST_B_24
+0x4D8C US_ALU_CONST_A_24
+0x4D90 US_ALU_CONST_R_25
+0x4D94 US_ALU_CONST_G_25
+0x4D98 US_ALU_CONST_B_25
+0x4D9C US_ALU_CONST_A_25
+0x4DA0 US_ALU_CONST_R_26
+0x4DA4 US_ALU_CONST_G_26
+0x4DA8 US_ALU_CONST_B_26
+0x4DAC US_ALU_CONST_A_26
+0x4DB0 US_ALU_CONST_R_27
+0x4DB4 US_ALU_CONST_G_27
+0x4DB8 US_ALU_CONST_B_27
+0x4DBC US_ALU_CONST_A_27
+0x4DC0 US_ALU_CONST_R_28
+0x4DC4 US_ALU_CONST_G_28
+0x4DC8 US_ALU_CONST_B_28
+0x4DCC US_ALU_CONST_A_28
+0x4DD0 US_ALU_CONST_R_29
+0x4DD4 US_ALU_CONST_G_29
+0x4DD8 US_ALU_CONST_B_29
+0x4DDC US_ALU_CONST_A_29
+0x4DE0 US_ALU_CONST_R_30
+0x4DE4 US_ALU_CONST_G_30
+0x4DE8 US_ALU_CONST_B_30
+0x4DEC US_ALU_CONST_A_30
+0x4DF0 US_ALU_CONST_R_31
+0x4DF4 US_ALU_CONST_G_31
+0x4DF8 US_ALU_CONST_B_31
+0x4DFC US_ALU_CONST_A_31
+0x4E04 RB3D_BLENDCNTL_R3
+0x4E08 RB3D_ABLENDCNTL_R3
+0x4E0C RB3D_COLOR_CHANNEL_MASK
+0x4E10 RB3D_CONSTANT_COLOR
+0x4E14 RB3D_COLOR_CLEAR_VALUE
+0x4E18 RB3D_ROPCNTL_R3
+0x4E1C RB3D_CLRCMP_FLIPE_R3
+0x4E20 RB3D_CLRCMP_CLR_R3
+0x4E24 RB3D_CLRCMP_MSK_R3
+0x4E48 RB3D_DEBUG_CTL
+0x4E4C RB3D_DSTCACHE_CTLSTAT_R3
+0x4E50 RB3D_DITHER_CTL
+0x4E54 RB3D_CMASK_OFFSET0
+0x4E58 RB3D_CMASK_OFFSET1
+0x4E5C RB3D_CMASK_OFFSET2
+0x4E60 RB3D_CMASK_OFFSET3
+0x4E64 RB3D_CMASK_PITCH0
+0x4E68 RB3D_CMASK_PITCH1
+0x4E6C RB3D_CMASK_PITCH2
+0x4E70 RB3D_CMASK_PITCH3
+0x4E74 RB3D_CMASK_WRINDEX
+0x4E78 RB3D_CMASK_DWORD
+0x4E7C RB3D_CMASK_RDINDEX
+0x4E80 RB3D_AARESOLVE_OFFSET
+0x4E84 RB3D_AARESOLVE_PITCH
+0x4E88 RB3D_AARESOLVE_CTL
+0x4EA0 RB3D_DISCARD_SRC_PIXEL_LTE_THRESHOLD
+0x4EA4 RB3D_DISCARD_SRC_PIXEL_GTE_THRESHOLD
+0x4EF8 RB3D_CONSTANT_COLOR_AR
+0x4EFC RB3D_CONSTANT_COLOR_GB
+0x4F04 ZB_ZSTENCILCNTL
+0x4F08 ZB_STENCILREFMASK
+0x4F14 ZB_ZTOP
+0x4F18 ZB_ZCACHE_CTLSTAT
+0x4F1C ZB_BW_CNTL
+0x4F28 ZB_DEPTHCLEARVALUE
+0x4F30 ZB_ZMASK_OFFSET
+0x4F34 ZB_ZMASK_PITCH
+0x4F38 ZB_ZMASK_WRINDEX
+0x4F3C ZB_ZMASK_DWORD
+0x4F40 ZB_ZMASK_RDINDEX
+0x4F44 ZB_HIZ_OFFSET
+0x4F48 ZB_HIZ_WRINDEX
+0x4F4C ZB_HIZ_DWORD
+0x4F50 ZB_HIZ_RDINDEX
+0x4F54 ZB_HIZ_PITCH
+0x4F58 ZB_ZPASS_DATA
+0x4FD4 ZB_STENCILREFMASK_BF
diff --git a/drivers/gpu/drm/radeon/radeon_share.h b/drivers/gpu/drm/radeon/rs100d.h
index 63a773578f17..48a913a06cfd 100644
--- a/drivers/gpu/drm/radeon/radeon_share.h
+++ b/drivers/gpu/drm/radeon/rs100d.h
@@ -25,15 +25,16 @@
  *          Alex Deucher
  *          Jerome Glisse
  */
-#ifndef __RADEON_SHARE_H__
-#define __RADEON_SHARE_H__
+#ifndef __RS100D_H__
+#define __RS100D_H__
 
-void r100_vram_init_sizes(struct radeon_device *rdev);
-
-void rs690_line_buffer_adjust(struct radeon_device *rdev,
-			      struct drm_display_mode *mode1,
-			      struct drm_display_mode *mode2);
-
-void rv515_bandwidth_avivo_update(struct radeon_device *rdev);
+/* Registers */
+#define R_00015C_NB_TOM                              0x00015C
+#define   S_00015C_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_00015C_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_00015C_MC_FB_START                         0xFFFF0000
+#define   S_00015C_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_00015C_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_00015C_MC_FB_TOP                           0x0000FFFF
 
 #endif
diff --git a/drivers/gpu/drm/radeon/rs400.c b/drivers/gpu/drm/radeon/rs400.c
index b29affd9c5d8..ca037160a582 100644
--- a/drivers/gpu/drm/radeon/rs400.c
+++ b/drivers/gpu/drm/radeon/rs400.c
@@ -27,28 +27,12 @@
  */
 #include <linux/seq_file.h>
 #include <drm/drmP.h>
-#include "radeon_reg.h"
 #include "radeon.h"
-#include "radeon_share.h"
+#include "rs400d.h"
 
-/* rs400,rs480 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-void r100_mc_disable_clients(struct radeon_device *rdev);
-int r300_mc_wait_for_idle(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
+/* This files gather functions specifics to : rs400,rs480 */
+static int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
 
-/* This files gather functions specifics to :
- * rs400,rs480
- *
- * Some of these functions might be used by newer ASICs.
- */
-void rs400_gpu_init(struct radeon_device *rdev);
-int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev);
-
-
-/*
- * GART functions.
- */
 void rs400_gart_adjust_size(struct radeon_device *rdev)
 {
 	/* Check gart size */
@@ -63,7 +47,7 @@ void rs400_gart_adjust_size(struct radeon_device *rdev)
 		break;
 	default:
 		DRM_ERROR("Unable to use IGP GART size %uM\n",
-			  rdev->mc.gtt_size >> 20);
+			  (unsigned)(rdev->mc.gtt_size >> 20));
 		DRM_ERROR("Valid GART size for IGP are 32M,64M,128M,256M,512M,1G,2G\n");
 		DRM_ERROR("Forcing to 32M GART size\n");
 		rdev->mc.gtt_size = 32 * 1024 * 1024;
@@ -93,20 +77,41 @@ void rs400_gart_tlb_flush(struct radeon_device *rdev)
 	WREG32_MC(RS480_GART_CACHE_CNTRL, 0);
 }
 
-int rs400_gart_enable(struct radeon_device *rdev)
+int rs400_gart_init(struct radeon_device *rdev)
 {
-	uint32_t size_reg;
-	uint32_t tmp;
 	int r;
 
+	if (rdev->gart.table.ram.ptr) {
+		WARN(1, "RS400 GART already initialized.\n");
+		return 0;
+	}
+	/* Check gart size */
+	switch(rdev->mc.gtt_size / (1024 * 1024)) {
+	case 32:
+	case 64:
+	case 128:
+	case 256:
+	case 512:
+	case 1024:
+	case 2048:
+		break;
+	default:
+		return -EINVAL;
+	}
 	/* Initialize common gart structure */
 	r = radeon_gart_init(rdev);
-	if (r) {
+	if (r)
 		return r;
-	}
-	if (rs400_debugfs_pcie_gart_info_init(rdev)) {
+	if (rs400_debugfs_pcie_gart_info_init(rdev))
 		DRM_ERROR("Failed to register debugfs file for RS400 GART !\n");
-	}
+	rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
+	return radeon_gart_table_ram_alloc(rdev);
+}
+
+int rs400_gart_enable(struct radeon_device *rdev)
+{
+	uint32_t size_reg;
+	uint32_t tmp;
 
 	tmp = RREG32_MC(RS690_AIC_CTRL_SCRATCH);
 	tmp |= RS690_DIS_OUT_OF_PCI_GART_ACCESS;
@@ -137,13 +142,6 @@ int rs400_gart_enable(struct radeon_device *rdev)
 	default:
 		return -EINVAL;
 	}
-	if (rdev->gart.table.ram.ptr == NULL) {
-		rdev->gart.table_size = rdev->gart.num_gpu_pages * 4;
-		r = radeon_gart_table_ram_alloc(rdev);
-		if (r) {
-			return r;
-		}
-	}
 	/* It should be fine to program it to max value */
 	if (rdev->family == CHIP_RS690 || (rdev->family == CHIP_RS740)) {
 		WREG32_MC(RS690_MCCFG_AGP_BASE, 0xFFFFFFFF);
@@ -202,6 +200,13 @@ void rs400_gart_disable(struct radeon_device *rdev)
 	WREG32_MC(RS480_AGP_ADDRESS_SPACE_SIZE, 0);
 }
 
+void rs400_gart_fini(struct radeon_device *rdev)
+{
+	rs400_gart_disable(rdev);
+	radeon_gart_table_ram_free(rdev);
+	radeon_gart_fini(rdev);
+}
+
 int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 {
 	uint32_t entry;
@@ -218,63 +223,6 @@ int rs400_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 	return 0;
 }
 
-
-/*
- * MC functions.
- */
-int rs400_mc_init(struct radeon_device *rdev)
-{
-	uint32_t tmp;
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-
-	rs400_gpu_init(rdev);
-	rs400_gart_disable(rdev);
-	rdev->mc.gtt_location = rdev->mc.mc_vram_size;
-	rdev->mc.gtt_location += (rdev->mc.gtt_size - 1);
-	rdev->mc.gtt_location &= ~(rdev->mc.gtt_size - 1);
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	r100_mc_disable_clients(rdev);
-	if (r300_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(RADEON_MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(RADEON_MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32(RADEON_MC_FB_LOCATION, tmp);
-	tmp = RREG32(RADEON_HOST_PATH_CNTL) | RADEON_HP_LIN_RD_CACHE_DIS;
-	WREG32(RADEON_HOST_PATH_CNTL, tmp | RADEON_HDP_SOFT_RESET | RADEON_HDP_READ_BUFFER_INVALIDATE);
-	(void)RREG32(RADEON_HOST_PATH_CNTL);
-	WREG32(RADEON_HOST_PATH_CNTL, tmp);
-	(void)RREG32(RADEON_HOST_PATH_CNTL);
-	return 0;
-}
-
-void rs400_mc_fini(struct radeon_device *rdev)
-{
-	rs400_gart_disable(rdev);
-	radeon_gart_table_ram_free(rdev);
-	radeon_gart_fini(rdev);
-}
-
-
-/*
- * Global GPU functions
- */
-void rs400_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
 void rs400_gpu_init(struct radeon_device *rdev)
 {
 	/* FIXME: HDP same place on rs400 ? */
@@ -287,10 +235,6 @@ void rs400_gpu_init(struct radeon_device *rdev)
 	}
 }
 
-
-/*
- * VRAM info.
- */
 void rs400_vram_info(struct radeon_device *rdev)
 {
 	rs400_gart_adjust_size(rdev);
@@ -301,10 +245,6 @@ void rs400_vram_info(struct radeon_device *rdev)
 	r100_vram_init_sizes(rdev);
 }
 
-
-/*
- * Indirect registers accessor
- */
 uint32_t rs400_mc_rreg(struct radeon_device *rdev, uint32_t reg)
 {
 	uint32_t r;
@@ -322,10 +262,6 @@ void rs400_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	WREG32(RS480_NB_MC_INDEX, 0xff);
 }
 
-
-/*
- * Debugfs info
- */
 #if defined(CONFIG_DEBUG_FS)
 static int rs400_debugfs_gart_info(struct seq_file *m, void *data)
 {
@@ -401,7 +337,7 @@ static struct drm_info_list rs400_gart_info_list[] = {
 };
 #endif
 
-int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
+static int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
 {
 #if defined(CONFIG_DEBUG_FS)
 	return radeon_debugfs_add_files(rdev, rs400_gart_info_list, 1);
@@ -409,3 +345,190 @@ int rs400_debugfs_pcie_gart_info_init(struct radeon_device *rdev)
 	return 0;
 #endif
 }
+
+static int rs400_mc_init(struct radeon_device *rdev)
+{
+	int r;
+	u32 tmp;
+
+	/* Setup GPU memory space */
+	tmp = G_00015C_MC_FB_START(RREG32(R_00015C_NB_TOM));
+	rdev->mc.vram_location = G_00015C_MC_FB_START(tmp) << 16;
+	rdev->mc.gtt_location = 0xFFFFFFFFUL;
+	r = radeon_mc_setup(rdev);
+	if (r)
+		return r;
+	return 0;
+}
+
+void rs400_mc_program(struct radeon_device *rdev)
+{
+	struct r100_mc_save save;
+
+	/* Stops all mc clients */
+	r100_mc_stop(rdev, &save);
+
+	/* Wait for mc idle */
+	if (r300_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+	WREG32(R_000148_MC_FB_LOCATION,
+		S_000148_MC_FB_START(rdev->mc.vram_start >> 16) |
+		S_000148_MC_FB_TOP(rdev->mc.vram_end >> 16));
+
+	r100_mc_resume(rdev, &save);
+}
+
+static int rs400_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	rs400_mc_program(rdev);
+	/* Resume clock */
+	r300_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	rs400_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	r = rs400_gart_enable(rdev);
+	if (r)
+		return r;
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	r100_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int rs400_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	rs400_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	r300_clock_startup(rdev);
+	/* setup MC before calling post tables */
+	rs400_mc_program(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	radeon_combios_asic_init(rdev->ddev);
+	/* Resume clock after posting */
+	r300_clock_startup(rdev);
+	return rs400_startup(rdev);
+}
+
+int rs400_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	r100_irq_disable(rdev);
+	rs400_gart_disable(rdev);
+	return 0;
+}
+
+void rs400_fini(struct radeon_device *rdev)
+{
+	rs400_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	rs400_gart_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int rs400_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Disable VGA */
+	r100_vga_render_disable(rdev);
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		dev_err(rdev->dev, "Expecting combios for RS400/RS480 GPU\n");
+		return -EINVAL;
+	} else {
+		r = radeon_combios_init(rdev);
+		if (r)
+			return r;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		radeon_combios_asic_init(rdev->ddev);
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Get vram informations */
+	rs400_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = rs400_mc_init(rdev);
+	if (r)
+		return r;
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	r = rs400_gart_init(rdev);
+	if (r)
+		return r;
+	r300_set_reg_safe(rdev);
+	rdev->accel_working = true;
+	r = rs400_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		rs400_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		rs400_gart_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/rs400d.h b/drivers/gpu/drm/radeon/rs400d.h
new file mode 100644
index 000000000000..6d8bac58ced9
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rs400d.h
@@ -0,0 +1,160 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RS400D_H__
+#define __RS400D_H__
+
+/* Registers */
+#define R_000148_MC_FB_LOCATION                      0x000148
+#define   S_000148_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000148_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000148_MC_FB_START                         0xFFFF0000
+#define   S_000148_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000148_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000148_MC_FB_TOP                           0x0000FFFF
+#define R_00015C_NB_TOM                              0x00015C
+#define   S_00015C_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_00015C_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_00015C_MC_FB_START                         0xFFFF0000
+#define   S_00015C_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_00015C_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_00015C_MC_FB_TOP                           0x0000FFFF
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rs600.c b/drivers/gpu/drm/radeon/rs600.c
index 02fd11aad6a2..5f117cd8736a 100644
--- a/drivers/gpu/drm/radeon/rs600.c
+++ b/drivers/gpu/drm/radeon/rs600.c
@@ -25,25 +25,25 @@
  *          Alex Deucher
  *          Jerome Glisse
  */
+/* RS600 / Radeon X1250/X1270 integrated GPU
+ *
+ * This file gather function specific to RS600 which is the IGP of
+ * the X1250/X1270 family supporting intel CPU (while RS690/RS740
+ * is the X1250/X1270 supporting AMD CPU). The display engine are
+ * the avivo one, bios is an atombios, 3D block are the one of the
+ * R4XX family. The GART is different from the RS400 one and is very
+ * close to the one of the R600 family (R600 likely being an evolution
+ * of the RS600 GART block).
+ */
 #include "drmP.h"
-#include "radeon_reg.h"
 #include "radeon.h"
+#include "atom.h"
+#include "rs600d.h"
 
-/* rs600 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int r100_gui_wait_for_idle(struct radeon_device *rdev);
-int r300_mc_wait_for_idle(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
+#include "rs600_reg_safe.h"
 
-/* This files gather functions specifics to :
- * rs600
- *
- * Some of these functions might be used by newer ASICs.
- */
 void rs600_gpu_init(struct radeon_device *rdev);
 int rs600_mc_wait_for_idle(struct radeon_device *rdev);
-void rs600_disable_vga(struct radeon_device *rdev);
-
 
 /*
  * GART.
@@ -52,76 +52,93 @@ void rs600_gart_tlb_flush(struct radeon_device *rdev)
 {
 	uint32_t tmp;
 
-	tmp = RREG32_MC(RS600_MC_PT0_CNTL);
-	tmp &= ~(RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE);
-	WREG32_MC(RS600_MC_PT0_CNTL, tmp);
+	tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
+	tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE;
+	WREG32_MC(R_000100_MC_PT0_CNTL, tmp);
 
-	tmp = RREG32_MC(RS600_MC_PT0_CNTL);
-	tmp |= RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE;
-	WREG32_MC(RS600_MC_PT0_CNTL, tmp);
+	tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
+	tmp |= S_000100_INVALIDATE_ALL_L1_TLBS(1) & S_000100_INVALIDATE_L2_CACHE(1);
+	WREG32_MC(R_000100_MC_PT0_CNTL, tmp);
 
-	tmp = RREG32_MC(RS600_MC_PT0_CNTL);
-	tmp &= ~(RS600_INVALIDATE_ALL_L1_TLBS | RS600_INVALIDATE_L2_CACHE);
-	WREG32_MC(RS600_MC_PT0_CNTL, tmp);
-	tmp = RREG32_MC(RS600_MC_PT0_CNTL);
+	tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
+	tmp &= C_000100_INVALIDATE_ALL_L1_TLBS & C_000100_INVALIDATE_L2_CACHE;
+	WREG32_MC(R_000100_MC_PT0_CNTL, tmp);
+	tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
 }
 
-int rs600_gart_enable(struct radeon_device *rdev)
+int rs600_gart_init(struct radeon_device *rdev)
 {
-	uint32_t tmp;
-	int i;
 	int r;
 
+	if (rdev->gart.table.vram.robj) {
+		WARN(1, "RS600 GART already initialized.\n");
+		return 0;
+	}
 	/* Initialize common gart structure */
 	r = radeon_gart_init(rdev);
 	if (r) {
 		return r;
 	}
 	rdev->gart.table_size = rdev->gart.num_gpu_pages * 8;
-	r = radeon_gart_table_vram_alloc(rdev);
-	if (r) {
-		return r;
+	return radeon_gart_table_vram_alloc(rdev);
+}
+
+int rs600_gart_enable(struct radeon_device *rdev)
+{
+	u32 tmp;
+	int r, i;
+
+	if (rdev->gart.table.vram.robj == NULL) {
+		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+		return -EINVAL;
 	}
+	r = radeon_gart_table_vram_pin(rdev);
+	if (r)
+		return r;
+	/* Enable bus master */
+	tmp = RREG32(R_00004C_BUS_CNTL) & C_00004C_BUS_MASTER_DIS;
+	WREG32(R_00004C_BUS_CNTL, tmp);
 	/* FIXME: setup default page */
-	WREG32_MC(RS600_MC_PT0_CNTL,
-		 (RS600_EFFECTIVE_L2_CACHE_SIZE(6) |
-		  RS600_EFFECTIVE_L2_QUEUE_SIZE(6)));
+	WREG32_MC(R_000100_MC_PT0_CNTL,
+		 (S_000100_EFFECTIVE_L2_CACHE_SIZE(6) |
+		  S_000100_EFFECTIVE_L2_QUEUE_SIZE(6)));
 	for (i = 0; i < 19; i++) {
-		WREG32_MC(RS600_MC_PT0_CLIENT0_CNTL + i,
-			 (RS600_ENABLE_TRANSLATION_MODE_OVERRIDE |
-			  RS600_SYSTEM_ACCESS_MODE_IN_SYS |
-			  RS600_SYSTEM_APERTURE_UNMAPPED_ACCESS_DEFAULT_PAGE |
-			  RS600_EFFECTIVE_L1_CACHE_SIZE(3) |
-			  RS600_ENABLE_FRAGMENT_PROCESSING |
-			  RS600_EFFECTIVE_L1_QUEUE_SIZE(3)));
+		WREG32_MC(R_00016C_MC_PT0_CLIENT0_CNTL + i,
+			S_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE(1) |
+			S_00016C_SYSTEM_ACCESS_MODE_MASK(
+				V_00016C_SYSTEM_ACCESS_MODE_IN_SYS) |
+			S_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS(
+				V_00016C_SYSTEM_APERTURE_UNMAPPED_DEFAULT_PAGE) |
+			S_00016C_EFFECTIVE_L1_CACHE_SIZE(1) |
+			S_00016C_ENABLE_FRAGMENT_PROCESSING(1) |
+			S_00016C_EFFECTIVE_L1_QUEUE_SIZE(1));
 	}
 
 	/* System context map to GART space */
-	WREG32_MC(RS600_MC_PT0_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.gtt_location);
-	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-	WREG32_MC(RS600_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR, tmp);
+	WREG32_MC(R_000112_MC_PT0_SYSTEM_APERTURE_LOW_ADDR, rdev->mc.gtt_start);
+	WREG32_MC(R_000114_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR, rdev->mc.gtt_end);
 
 	/* enable first context */
-	WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_START_ADDR, rdev->mc.gtt_location);
-	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-	WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_END_ADDR, tmp);
-	WREG32_MC(RS600_MC_PT0_CONTEXT0_CNTL,
-		 (RS600_ENABLE_PAGE_TABLE | RS600_PAGE_TABLE_TYPE_FLAT));
+	WREG32_MC(R_00013C_MC_PT0_CONTEXT0_FLAT_START_ADDR, rdev->mc.gtt_start);
+	WREG32_MC(R_00014C_MC_PT0_CONTEXT0_FLAT_END_ADDR, rdev->mc.gtt_end);
+	WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL,
+			S_000102_ENABLE_PAGE_TABLE(1) |
+			S_000102_PAGE_TABLE_DEPTH(V_000102_PAGE_TABLE_FLAT));
 	/* disable all other contexts */
 	for (i = 1; i < 8; i++) {
-		WREG32_MC(RS600_MC_PT0_CONTEXT0_CNTL + i, 0);
+		WREG32_MC(R_000102_MC_PT0_CONTEXT0_CNTL + i, 0);
 	}
 
 	/* setup the page table */
-	WREG32_MC(RS600_MC_PT0_CONTEXT0_FLAT_BASE_ADDR,
-		 rdev->gart.table_addr);
-	WREG32_MC(RS600_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR, 0);
+	WREG32_MC(R_00012C_MC_PT0_CONTEXT0_FLAT_BASE_ADDR,
+			rdev->gart.table_addr);
+	WREG32_MC(R_00011C_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR, 0);
 
 	/* enable page tables */
-	tmp = RREG32_MC(RS600_MC_PT0_CNTL);
-	WREG32_MC(RS600_MC_PT0_CNTL, (tmp | RS600_ENABLE_PT));
-	tmp = RREG32_MC(RS600_MC_CNTL1);
-	WREG32_MC(RS600_MC_CNTL1, (tmp | RS600_ENABLE_PAGE_TABLES));
+	tmp = RREG32_MC(R_000100_MC_PT0_CNTL);
+	WREG32_MC(R_000100_MC_PT0_CNTL, (tmp | S_000100_ENABLE_PT(1)));
+	tmp = RREG32_MC(R_000009_MC_CNTL1);
+	WREG32_MC(R_000009_MC_CNTL1, (tmp | S_000009_ENABLE_PAGE_TABLES(1)));
 	rs600_gart_tlb_flush(rdev);
 	rdev->gart.ready = true;
 	return 0;
@@ -132,12 +149,20 @@ void rs600_gart_disable(struct radeon_device *rdev)
 	uint32_t tmp;
 
 	/* FIXME: disable out of gart access */
-	WREG32_MC(RS600_MC_PT0_CNTL, 0);
-	tmp = RREG32_MC(RS600_MC_CNTL1);
-	tmp &= ~RS600_ENABLE_PAGE_TABLES;
-	WREG32_MC(RS600_MC_CNTL1, tmp);
-	radeon_object_kunmap(rdev->gart.table.vram.robj);
-	radeon_object_unpin(rdev->gart.table.vram.robj);
+	WREG32_MC(R_000100_MC_PT0_CNTL, 0);
+	tmp = RREG32_MC(R_000009_MC_CNTL1);
+	WREG32_MC(R_000009_MC_CNTL1, tmp & C_000009_ENABLE_PAGE_TABLES);
+	if (rdev->gart.table.vram.robj) {
+		radeon_object_kunmap(rdev->gart.table.vram.robj);
+		radeon_object_unpin(rdev->gart.table.vram.robj);
+	}
+}
+
+void rs600_gart_fini(struct radeon_device *rdev)
+{
+	rs600_gart_disable(rdev);
+	radeon_gart_table_vram_free(rdev);
+	radeon_gart_fini(rdev);
 }
 
 #define R600_PTE_VALID     (1 << 0)
@@ -160,135 +185,64 @@ int rs600_gart_set_page(struct radeon_device *rdev, int i, uint64_t addr)
 	return 0;
 }
 
-
-/*
- * MC.
- */
-void rs600_mc_disable_clients(struct radeon_device *rdev)
-{
-	unsigned tmp;
-
-	if (r100_gui_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait GUI idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-
-	tmp = RREG32(AVIVO_D1VGA_CONTROL);
-	WREG32(AVIVO_D1VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE);
-	tmp = RREG32(AVIVO_D2VGA_CONTROL);
-	WREG32(AVIVO_D2VGA_CONTROL, tmp & ~AVIVO_DVGA_CONTROL_MODE_ENABLE);
-
-	tmp = RREG32(AVIVO_D1CRTC_CONTROL);
-	WREG32(AVIVO_D1CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN);
-	tmp = RREG32(AVIVO_D2CRTC_CONTROL);
-	WREG32(AVIVO_D2CRTC_CONTROL, tmp & ~AVIVO_CRTC_EN);
-
-	/* make sure all previous write got through */
-	tmp = RREG32(AVIVO_D2CRTC_CONTROL);
-
-	mdelay(1);
-}
-
-int rs600_mc_init(struct radeon_device *rdev)
-{
-	uint32_t tmp;
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-
-	rs600_gpu_init(rdev);
-	rs600_gart_disable(rdev);
-
-	/* Setup GPU memory space */
-	rdev->mc.vram_location = 0xFFFFFFFFUL;
-	rdev->mc.gtt_location = 0xFFFFFFFFUL;
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	/* Program GPU memory space */
-	/* Enable bus master */
-	tmp = RREG32(RADEON_BUS_CNTL) & ~RS600_BUS_MASTER_DIS;
-	WREG32(RADEON_BUS_CNTL, tmp);
-	/* FIXME: What does AGP means for such chipset ? */
-	WREG32_MC(RS600_MC_AGP_LOCATION, 0x0FFFFFFF);
-	/* FIXME: are this AGP reg in indirect MC range ? */
-	WREG32_MC(RS600_MC_AGP_BASE, 0);
-	WREG32_MC(RS600_MC_AGP_BASE_2, 0);
-	rs600_mc_disable_clients(rdev);
-	if (rs600_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(RS600_MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(RS600_MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32_MC(RS600_MC_FB_LOCATION, tmp);
-	WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
-	return 0;
-}
-
-void rs600_mc_fini(struct radeon_device *rdev)
-{
-	rs600_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
-	radeon_gart_fini(rdev);
-}
-
-
-/*
- * Interrupts
- */
 int rs600_irq_set(struct radeon_device *rdev)
 {
 	uint32_t tmp = 0;
 	uint32_t mode_int = 0;
 
 	if (rdev->irq.sw_int) {
-		tmp |= RADEON_SW_INT_ENABLE;
+		tmp |= S_000040_SW_INT_EN(1);
 	}
 	if (rdev->irq.crtc_vblank_int[0]) {
-		tmp |= AVIVO_DISPLAY_INT_STATUS;
-		mode_int |= AVIVO_D1MODE_INT_MASK;
+		mode_int |= S_006540_D1MODE_VBLANK_INT_MASK(1);
 	}
 	if (rdev->irq.crtc_vblank_int[1]) {
-		tmp |= AVIVO_DISPLAY_INT_STATUS;
-		mode_int |= AVIVO_D2MODE_INT_MASK;
+		mode_int |= S_006540_D2MODE_VBLANK_INT_MASK(1);
 	}
-	WREG32(RADEON_GEN_INT_CNTL, tmp);
-	WREG32(AVIVO_DxMODE_INT_MASK, mode_int);
+	WREG32(R_000040_GEN_INT_CNTL, tmp);
+	WREG32(R_006540_DxMODE_INT_MASK, mode_int);
 	return 0;
 }
 
 static inline uint32_t rs600_irq_ack(struct radeon_device *rdev, u32 *r500_disp_int)
 {
-	uint32_t irqs = RREG32(RADEON_GEN_INT_STATUS);
-	uint32_t irq_mask = RADEON_SW_INT_TEST;
-
-	if (irqs & AVIVO_DISPLAY_INT_STATUS) {
-		*r500_disp_int = RREG32(AVIVO_DISP_INTERRUPT_STATUS);
-		if (*r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
-			WREG32(AVIVO_D1MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+	uint32_t irqs = RREG32(R_000044_GEN_INT_STATUS);
+	uint32_t irq_mask = ~C_000044_SW_INT;
+
+	if (G_000044_DISPLAY_INT_STAT(irqs)) {
+		*r500_disp_int = RREG32(R_007EDC_DISP_INTERRUPT_STATUS);
+		if (G_007EDC_LB_D1_VBLANK_INTERRUPT(*r500_disp_int)) {
+			WREG32(R_006534_D1MODE_VBLANK_STATUS,
+				S_006534_D1MODE_VBLANK_ACK(1));
 		}
-		if (*r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
-			WREG32(AVIVO_D2MODE_VBLANK_STATUS, AVIVO_VBLANK_ACK);
+		if (G_007EDC_LB_D2_VBLANK_INTERRUPT(*r500_disp_int)) {
+			WREG32(R_006D34_D2MODE_VBLANK_STATUS,
+				S_006D34_D2MODE_VBLANK_ACK(1));
 		}
 	} else {
 		*r500_disp_int = 0;
 	}
 
 	if (irqs) {
-		WREG32(RADEON_GEN_INT_STATUS, irqs);
+		WREG32(R_000044_GEN_INT_STATUS, irqs);
 	}
 	return irqs & irq_mask;
 }
 
+void rs600_irq_disable(struct radeon_device *rdev)
+{
+	u32 tmp;
+
+	WREG32(R_000040_GEN_INT_CNTL, 0);
+	WREG32(R_006540_DxMODE_INT_MASK, 0);
+	/* Wait and acknowledge irq */
+	mdelay(1);
+	rs600_irq_ack(rdev, &tmp);
+}
+
 int rs600_irq_process(struct radeon_device *rdev)
 {
-	uint32_t status;
+	uint32_t status, msi_rearm;
 	uint32_t r500_disp_int;
 
 	status = rs600_irq_ack(rdev, &r500_disp_int);
@@ -297,85 +251,65 @@ int rs600_irq_process(struct radeon_device *rdev)
 	}
 	while (status || r500_disp_int) {
 		/* SW interrupt */
-		if (status & RADEON_SW_INT_TEST) {
+		if (G_000040_SW_INT_EN(status))
 			radeon_fence_process(rdev);
-		}
 		/* Vertical blank interrupts */
-		if (r500_disp_int & AVIVO_D1_VBLANK_INTERRUPT) {
+		if (G_007EDC_LB_D1_VBLANK_INTERRUPT(r500_disp_int))
 			drm_handle_vblank(rdev->ddev, 0);
-		}
-		if (r500_disp_int & AVIVO_D2_VBLANK_INTERRUPT) {
+		if (G_007EDC_LB_D2_VBLANK_INTERRUPT(r500_disp_int))
 			drm_handle_vblank(rdev->ddev, 1);
-		}
 		status = rs600_irq_ack(rdev, &r500_disp_int);
 	}
+	if (rdev->msi_enabled) {
+		switch (rdev->family) {
+		case CHIP_RS600:
+		case CHIP_RS690:
+		case CHIP_RS740:
+			msi_rearm = RREG32(RADEON_BUS_CNTL) & ~RS600_MSI_REARM;
+			WREG32(RADEON_BUS_CNTL, msi_rearm);
+			WREG32(RADEON_BUS_CNTL, msi_rearm | RS600_MSI_REARM);
+			break;
+		default:
+			msi_rearm = RREG32(RADEON_MSI_REARM_EN) & ~RV370_MSI_REARM_EN;
+			WREG32(RADEON_MSI_REARM_EN, msi_rearm);
+			WREG32(RADEON_MSI_REARM_EN, msi_rearm | RV370_MSI_REARM_EN);
+			break;
+		}
+	}
 	return IRQ_HANDLED;
 }
 
 u32 rs600_get_vblank_counter(struct radeon_device *rdev, int crtc)
 {
 	if (crtc == 0)
-		return RREG32(AVIVO_D1CRTC_FRAME_COUNT);
+		return RREG32(R_0060A4_D1CRTC_STATUS_FRAME_COUNT);
 	else
-		return RREG32(AVIVO_D2CRTC_FRAME_COUNT);
-}
-
-
-/*
- * Global GPU functions
- */
-void rs600_disable_vga(struct radeon_device *rdev)
-{
-	unsigned tmp;
-
-	WREG32(0x330, 0);
-	WREG32(0x338, 0);
-	tmp = RREG32(0x300);
-	tmp &= ~(3 << 16);
-	WREG32(0x300, tmp);
-	WREG32(0x308, (1 << 8));
-	WREG32(0x310, rdev->mc.vram_location);
-	WREG32(0x594, 0);
+		return RREG32(R_0068A4_D2CRTC_STATUS_FRAME_COUNT);
 }
 
 int rs600_mc_wait_for_idle(struct radeon_device *rdev)
 {
 	unsigned i;
-	uint32_t tmp;
 
 	for (i = 0; i < rdev->usec_timeout; i++) {
-		/* read MC_STATUS */
-		tmp = RREG32_MC(RS600_MC_STATUS);
-		if (tmp & RS600_MC_STATUS_IDLE) {
+		if (G_000000_MC_IDLE(RREG32_MC(R_000000_MC_STATUS)))
 			return 0;
-		}
-		DRM_UDELAY(1);
+		udelay(1);
 	}
 	return -1;
 }
 
-void rs600_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
 void rs600_gpu_init(struct radeon_device *rdev)
 {
 	/* FIXME: HDP same place on rs600 ? */
 	r100_hdp_reset(rdev);
-	rs600_disable_vga(rdev);
 	/* FIXME: is this correct ? */
 	r420_pipes_init(rdev);
-	if (rs600_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
+	/* Wait for mc idle */
+	if (rs600_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
 }
 
-
-/*
- * VRAM info.
- */
 void rs600_vram_info(struct radeon_device *rdev)
 {
 	/* FIXME: to do or is these values sane ? */
@@ -388,89 +322,208 @@ void rs600_bandwidth_update(struct radeon_device *rdev)
 	/* FIXME: implement, should this be like rs690 ? */
 }
 
-
-/*
- * Indirect registers accessor
- */
 uint32_t rs600_mc_rreg(struct radeon_device *rdev, uint32_t reg)
 {
-	uint32_t r;
-
-	WREG32(RS600_MC_INDEX,
-	       ((reg & RS600_MC_ADDR_MASK) | RS600_MC_IND_CITF_ARB0));
-	r = RREG32(RS600_MC_DATA);
-	return r;
+	WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) |
+		S_000070_MC_IND_CITF_ARB0(1));
+	return RREG32(R_000074_MC_IND_DATA);
 }
 
 void rs600_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 {
-	WREG32(RS600_MC_INDEX,
-		RS600_MC_IND_WR_EN | RS600_MC_IND_CITF_ARB0 |
-		((reg) & RS600_MC_ADDR_MASK));
-	WREG32(RS600_MC_DATA, v);
+	WREG32(R_000070_MC_IND_INDEX, S_000070_MC_IND_ADDR(reg) |
+		S_000070_MC_IND_CITF_ARB0(1) | S_000070_MC_IND_WR_EN(1));
+	WREG32(R_000074_MC_IND_DATA, v);
 }
 
-static const unsigned rs600_reg_safe_bm[219] = {
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0x17FF1FFF, 0xFFFFFFFC, 0xFFFFFFFF, 0xFF30FFBF,
-	0xFFFFFFF8, 0xC3E6FFFF, 0xFFFFF6DF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF03F,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFEFCE, 0xF00EBFFF, 0x007C0000,
-	0xF0000078, 0xFF000009, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFF7FF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFC78, 0xFFFFFFFF, 0xFFFFFFFE, 0xFFFFFFFF,
-	0x38FF8F50, 0xFFF88082, 0xF000000C, 0xFAE009FF,
-	0x0000FFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000,
-	0x00000000, 0x0000C100, 0x00000000, 0x00000000,
-	0x00000000, 0x00000000, 0x00000000, 0x00000000,
-	0x00000000, 0xFFFF0000, 0xFFFFFFFF, 0xFF80FFFF,
-	0x00000000, 0x00000000, 0x00000000, 0x00000000,
-	0x0003FC01, 0xFFFFFCF8, 0xFF800B19, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-};
+void rs600_debugfs(struct radeon_device *rdev)
+{
+	if (r100_debugfs_rbbm_init(rdev))
+		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
+}
 
-int rs600_init(struct radeon_device *rdev)
+void rs600_set_safe_registers(struct radeon_device *rdev)
 {
 	rdev->config.r300.reg_safe_bm = rs600_reg_safe_bm;
 	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rs600_reg_safe_bm);
+}
+
+static void rs600_mc_program(struct radeon_device *rdev)
+{
+	struct rv515_mc_save save;
+
+	/* Stops all mc clients */
+	rv515_mc_stop(rdev, &save);
+
+	/* Wait for mc idle */
+	if (rs600_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+
+	/* FIXME: What does AGP means for such chipset ? */
+	WREG32_MC(R_000005_MC_AGP_LOCATION, 0x0FFFFFFF);
+	WREG32_MC(R_000006_AGP_BASE, 0);
+	WREG32_MC(R_000007_AGP_BASE_2, 0);
+	/* Program MC */
+	WREG32_MC(R_000004_MC_FB_LOCATION,
+			S_000004_MC_FB_START(rdev->mc.vram_start >> 16) |
+			S_000004_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	WREG32(R_000134_HDP_FB_LOCATION,
+		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
+
+	rv515_mc_resume(rdev, &save);
+}
+
+static int rs600_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	rs600_mc_program(rdev);
+	/* Resume clock */
+	rv515_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	rs600_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	r = rs600_gart_enable(rdev);
+	if (r)
+		return r;
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	rs600_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int rs600_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	rs600_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	rv515_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Resume clock after posting */
+	rv515_clock_startup(rdev);
+	return rs600_startup(rdev);
+}
+
+int rs600_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	rs600_irq_disable(rdev);
+	rs600_gart_disable(rdev);
+	return 0;
+}
+
+void rs600_fini(struct radeon_device *rdev)
+{
+	rs600_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	rs600_gart_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int rs600_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Disable VGA */
+	rv515_vga_render_disable(rdev);
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* BIOS */
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		r = radeon_atombios_init(rdev);
+		if (r)
+			return r;
+	} else {
+		dev_err(rdev->dev, "Expecting atombios for RS600 GPU\n");
+		return -EINVAL;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Get vram informations */
+	rs600_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r)
+		return r;
+	rs600_debugfs(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	r = rs600_gart_init(rdev);
+	if (r)
+		return r;
+	rs600_set_safe_registers(rdev);
+	rdev->accel_working = true;
+	r = rs600_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		rs600_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		rs600_gart_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
 	return 0;
 }
diff --git a/drivers/gpu/drm/radeon/rs600d.h b/drivers/gpu/drm/radeon/rs600d.h
new file mode 100644
index 000000000000..81308924859a
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rs600d.h
@@ -0,0 +1,470 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RS600D_H__
+#define __RS600D_H__
+
+/* Registers */
+#define R_000040_GEN_INT_CNTL                        0x000040
+#define   S_000040_DISPLAY_INT_STATUS(x)               (((x) & 0x1) << 0)
+#define   G_000040_DISPLAY_INT_STATUS(x)               (((x) >> 0) & 0x1)
+#define   C_000040_DISPLAY_INT_STATUS                  0xFFFFFFFE
+#define   S_000040_DMA_VIPH0_INT_EN(x)                 (((x) & 0x1) << 12)
+#define   G_000040_DMA_VIPH0_INT_EN(x)                 (((x) >> 12) & 0x1)
+#define   C_000040_DMA_VIPH0_INT_EN                    0xFFFFEFFF
+#define   S_000040_CRTC2_VSYNC(x)                      (((x) & 0x1) << 6)
+#define   G_000040_CRTC2_VSYNC(x)                      (((x) >> 6) & 0x1)
+#define   C_000040_CRTC2_VSYNC                         0xFFFFFFBF
+#define   S_000040_SNAPSHOT2(x)                        (((x) & 0x1) << 7)
+#define   G_000040_SNAPSHOT2(x)                        (((x) >> 7) & 0x1)
+#define   C_000040_SNAPSHOT2                           0xFFFFFF7F
+#define   S_000040_CRTC2_VBLANK(x)                     (((x) & 0x1) << 9)
+#define   G_000040_CRTC2_VBLANK(x)                     (((x) >> 9) & 0x1)
+#define   C_000040_CRTC2_VBLANK                        0xFFFFFDFF
+#define   S_000040_FP2_DETECT(x)                       (((x) & 0x1) << 10)
+#define   G_000040_FP2_DETECT(x)                       (((x) >> 10) & 0x1)
+#define   C_000040_FP2_DETECT                          0xFFFFFBFF
+#define   S_000040_VSYNC_DIFF_OVER_LIMIT(x)            (((x) & 0x1) << 11)
+#define   G_000040_VSYNC_DIFF_OVER_LIMIT(x)            (((x) >> 11) & 0x1)
+#define   C_000040_VSYNC_DIFF_OVER_LIMIT               0xFFFFF7FF
+#define   S_000040_DMA_VIPH1_INT_EN(x)                 (((x) & 0x1) << 13)
+#define   G_000040_DMA_VIPH1_INT_EN(x)                 (((x) >> 13) & 0x1)
+#define   C_000040_DMA_VIPH1_INT_EN                    0xFFFFDFFF
+#define   S_000040_DMA_VIPH2_INT_EN(x)                 (((x) & 0x1) << 14)
+#define   G_000040_DMA_VIPH2_INT_EN(x)                 (((x) >> 14) & 0x1)
+#define   C_000040_DMA_VIPH2_INT_EN                    0xFFFFBFFF
+#define   S_000040_DMA_VIPH3_INT_EN(x)                 (((x) & 0x1) << 15)
+#define   G_000040_DMA_VIPH3_INT_EN(x)                 (((x) >> 15) & 0x1)
+#define   C_000040_DMA_VIPH3_INT_EN                    0xFFFF7FFF
+#define   S_000040_I2C_INT_EN(x)                       (((x) & 0x1) << 17)
+#define   G_000040_I2C_INT_EN(x)                       (((x) >> 17) & 0x1)
+#define   C_000040_I2C_INT_EN                          0xFFFDFFFF
+#define   S_000040_GUI_IDLE(x)                         (((x) & 0x1) << 19)
+#define   G_000040_GUI_IDLE(x)                         (((x) >> 19) & 0x1)
+#define   C_000040_GUI_IDLE                            0xFFF7FFFF
+#define   S_000040_VIPH_INT_EN(x)                      (((x) & 0x1) << 24)
+#define   G_000040_VIPH_INT_EN(x)                      (((x) >> 24) & 0x1)
+#define   C_000040_VIPH_INT_EN                         0xFEFFFFFF
+#define   S_000040_SW_INT_EN(x)                        (((x) & 0x1) << 25)
+#define   G_000040_SW_INT_EN(x)                        (((x) >> 25) & 0x1)
+#define   C_000040_SW_INT_EN                           0xFDFFFFFF
+#define   S_000040_GEYSERVILLE(x)                      (((x) & 0x1) << 27)
+#define   G_000040_GEYSERVILLE(x)                      (((x) >> 27) & 0x1)
+#define   C_000040_GEYSERVILLE                         0xF7FFFFFF
+#define   S_000040_HDCP_AUTHORIZED_INT(x)              (((x) & 0x1) << 28)
+#define   G_000040_HDCP_AUTHORIZED_INT(x)              (((x) >> 28) & 0x1)
+#define   C_000040_HDCP_AUTHORIZED_INT                 0xEFFFFFFF
+#define   S_000040_DVI_I2C_INT(x)                      (((x) & 0x1) << 29)
+#define   G_000040_DVI_I2C_INT(x)                      (((x) >> 29) & 0x1)
+#define   C_000040_DVI_I2C_INT                         0xDFFFFFFF
+#define   S_000040_GUIDMA(x)                           (((x) & 0x1) << 30)
+#define   G_000040_GUIDMA(x)                           (((x) >> 30) & 0x1)
+#define   C_000040_GUIDMA                              0xBFFFFFFF
+#define   S_000040_VIDDMA(x)                           (((x) & 0x1) << 31)
+#define   G_000040_VIDDMA(x)                           (((x) >> 31) & 0x1)
+#define   C_000040_VIDDMA                              0x7FFFFFFF
+#define R_000044_GEN_INT_STATUS                      0x000044
+#define   S_000044_DISPLAY_INT_STAT(x)                 (((x) & 0x1) << 0)
+#define   G_000044_DISPLAY_INT_STAT(x)                 (((x) >> 0) & 0x1)
+#define   C_000044_DISPLAY_INT_STAT                    0xFFFFFFFE
+#define   S_000044_VGA_INT_STAT(x)                     (((x) & 0x1) << 1)
+#define   G_000044_VGA_INT_STAT(x)                     (((x) >> 1) & 0x1)
+#define   C_000044_VGA_INT_STAT                        0xFFFFFFFD
+#define   S_000044_CAP0_INT_ACTIVE(x)                  (((x) & 0x1) << 8)
+#define   G_000044_CAP0_INT_ACTIVE(x)                  (((x) >> 8) & 0x1)
+#define   C_000044_CAP0_INT_ACTIVE                     0xFFFFFEFF
+#define   S_000044_DMA_VIPH0_INT(x)                    (((x) & 0x1) << 12)
+#define   G_000044_DMA_VIPH0_INT(x)                    (((x) >> 12) & 0x1)
+#define   C_000044_DMA_VIPH0_INT                       0xFFFFEFFF
+#define   S_000044_DMA_VIPH1_INT(x)                    (((x) & 0x1) << 13)
+#define   G_000044_DMA_VIPH1_INT(x)                    (((x) >> 13) & 0x1)
+#define   C_000044_DMA_VIPH1_INT                       0xFFFFDFFF
+#define   S_000044_DMA_VIPH2_INT(x)                    (((x) & 0x1) << 14)
+#define   G_000044_DMA_VIPH2_INT(x)                    (((x) >> 14) & 0x1)
+#define   C_000044_DMA_VIPH2_INT                       0xFFFFBFFF
+#define   S_000044_DMA_VIPH3_INT(x)                    (((x) & 0x1) << 15)
+#define   G_000044_DMA_VIPH3_INT(x)                    (((x) >> 15) & 0x1)
+#define   C_000044_DMA_VIPH3_INT                       0xFFFF7FFF
+#define   S_000044_MC_PROBE_FAULT_STAT(x)              (((x) & 0x1) << 16)
+#define   G_000044_MC_PROBE_FAULT_STAT(x)              (((x) >> 16) & 0x1)
+#define   C_000044_MC_PROBE_FAULT_STAT                 0xFFFEFFFF
+#define   S_000044_I2C_INT(x)                          (((x) & 0x1) << 17)
+#define   G_000044_I2C_INT(x)                          (((x) >> 17) & 0x1)
+#define   C_000044_I2C_INT                             0xFFFDFFFF
+#define   S_000044_SCRATCH_INT_STAT(x)                 (((x) & 0x1) << 18)
+#define   G_000044_SCRATCH_INT_STAT(x)                 (((x) >> 18) & 0x1)
+#define   C_000044_SCRATCH_INT_STAT                    0xFFFBFFFF
+#define   S_000044_GUI_IDLE_STAT(x)                    (((x) & 0x1) << 19)
+#define   G_000044_GUI_IDLE_STAT(x)                    (((x) >> 19) & 0x1)
+#define   C_000044_GUI_IDLE_STAT                       0xFFF7FFFF
+#define   S_000044_ATI_OVERDRIVE_INT_STAT(x)           (((x) & 0x1) << 20)
+#define   G_000044_ATI_OVERDRIVE_INT_STAT(x)           (((x) >> 20) & 0x1)
+#define   C_000044_ATI_OVERDRIVE_INT_STAT              0xFFEFFFFF
+#define   S_000044_MC_PROTECTION_FAULT_STAT(x)         (((x) & 0x1) << 21)
+#define   G_000044_MC_PROTECTION_FAULT_STAT(x)         (((x) >> 21) & 0x1)
+#define   C_000044_MC_PROTECTION_FAULT_STAT            0xFFDFFFFF
+#define   S_000044_RBBM_READ_INT_STAT(x)               (((x) & 0x1) << 22)
+#define   G_000044_RBBM_READ_INT_STAT(x)               (((x) >> 22) & 0x1)
+#define   C_000044_RBBM_READ_INT_STAT                  0xFFBFFFFF
+#define   S_000044_CB_CONTEXT_SWITCH_STAT(x)           (((x) & 0x1) << 23)
+#define   G_000044_CB_CONTEXT_SWITCH_STAT(x)           (((x) >> 23) & 0x1)
+#define   C_000044_CB_CONTEXT_SWITCH_STAT              0xFF7FFFFF
+#define   S_000044_VIPH_INT(x)                         (((x) & 0x1) << 24)
+#define   G_000044_VIPH_INT(x)                         (((x) >> 24) & 0x1)
+#define   C_000044_VIPH_INT                            0xFEFFFFFF
+#define   S_000044_SW_INT(x)                           (((x) & 0x1) << 25)
+#define   G_000044_SW_INT(x)                           (((x) >> 25) & 0x1)
+#define   C_000044_SW_INT                              0xFDFFFFFF
+#define   S_000044_SW_INT_SET(x)                       (((x) & 0x1) << 26)
+#define   G_000044_SW_INT_SET(x)                       (((x) >> 26) & 0x1)
+#define   C_000044_SW_INT_SET                          0xFBFFFFFF
+#define   S_000044_IDCT_INT_STAT(x)                    (((x) & 0x1) << 27)
+#define   G_000044_IDCT_INT_STAT(x)                    (((x) >> 27) & 0x1)
+#define   C_000044_IDCT_INT_STAT                       0xF7FFFFFF
+#define   S_000044_GUIDMA_STAT(x)                      (((x) & 0x1) << 30)
+#define   G_000044_GUIDMA_STAT(x)                      (((x) >> 30) & 0x1)
+#define   C_000044_GUIDMA_STAT                         0xBFFFFFFF
+#define   S_000044_VIDDMA_STAT(x)                      (((x) & 0x1) << 31)
+#define   G_000044_VIDDMA_STAT(x)                      (((x) >> 31) & 0x1)
+#define   C_000044_VIDDMA_STAT                         0x7FFFFFFF
+#define R_00004C_BUS_CNTL                            0x00004C
+#define   S_00004C_BUS_MASTER_DIS(x)                   (((x) & 0x1) << 14)
+#define   G_00004C_BUS_MASTER_DIS(x)                   (((x) >> 14) & 0x1)
+#define   C_00004C_BUS_MASTER_DIS                      0xFFFFBFFF
+#define   S_00004C_BUS_MSI_REARM(x)                    (((x) & 0x1) << 20)
+#define   G_00004C_BUS_MSI_REARM(x)                    (((x) >> 20) & 0x1)
+#define   C_00004C_BUS_MSI_REARM                       0xFFEFFFFF
+#define R_000070_MC_IND_INDEX                        0x000070
+#define   S_000070_MC_IND_ADDR(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000070_MC_IND_ADDR(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000070_MC_IND_ADDR                         0xFFFF0000
+#define   S_000070_MC_IND_SEQ_RBS_0(x)                 (((x) & 0x1) << 16)
+#define   G_000070_MC_IND_SEQ_RBS_0(x)                 (((x) >> 16) & 0x1)
+#define   C_000070_MC_IND_SEQ_RBS_0                    0xFFFEFFFF
+#define   S_000070_MC_IND_SEQ_RBS_1(x)                 (((x) & 0x1) << 17)
+#define   G_000070_MC_IND_SEQ_RBS_1(x)                 (((x) >> 17) & 0x1)
+#define   C_000070_MC_IND_SEQ_RBS_1                    0xFFFDFFFF
+#define   S_000070_MC_IND_SEQ_RBS_2(x)                 (((x) & 0x1) << 18)
+#define   G_000070_MC_IND_SEQ_RBS_2(x)                 (((x) >> 18) & 0x1)
+#define   C_000070_MC_IND_SEQ_RBS_2                    0xFFFBFFFF
+#define   S_000070_MC_IND_SEQ_RBS_3(x)                 (((x) & 0x1) << 19)
+#define   G_000070_MC_IND_SEQ_RBS_3(x)                 (((x) >> 19) & 0x1)
+#define   C_000070_MC_IND_SEQ_RBS_3                    0xFFF7FFFF
+#define   S_000070_MC_IND_AIC_RBS(x)                   (((x) & 0x1) << 20)
+#define   G_000070_MC_IND_AIC_RBS(x)                   (((x) >> 20) & 0x1)
+#define   C_000070_MC_IND_AIC_RBS                      0xFFEFFFFF
+#define   S_000070_MC_IND_CITF_ARB0(x)                 (((x) & 0x1) << 21)
+#define   G_000070_MC_IND_CITF_ARB0(x)                 (((x) >> 21) & 0x1)
+#define   C_000070_MC_IND_CITF_ARB0                    0xFFDFFFFF
+#define   S_000070_MC_IND_CITF_ARB1(x)                 (((x) & 0x1) << 22)
+#define   G_000070_MC_IND_CITF_ARB1(x)                 (((x) >> 22) & 0x1)
+#define   C_000070_MC_IND_CITF_ARB1                    0xFFBFFFFF
+#define   S_000070_MC_IND_WR_EN(x)                     (((x) & 0x1) << 23)
+#define   G_000070_MC_IND_WR_EN(x)                     (((x) >> 23) & 0x1)
+#define   C_000070_MC_IND_WR_EN                        0xFF7FFFFF
+#define   S_000070_MC_IND_RD_INV(x)                    (((x) & 0x1) << 24)
+#define   G_000070_MC_IND_RD_INV(x)                    (((x) >> 24) & 0x1)
+#define   C_000070_MC_IND_RD_INV                       0xFEFFFFFF
+#define R_000074_MC_IND_DATA                         0x000074
+#define   S_000074_MC_IND_DATA(x)                      (((x) & 0xFFFFFFFF) << 0)
+#define   G_000074_MC_IND_DATA(x)                      (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000074_MC_IND_DATA                         0x00000000
+#define R_000134_HDP_FB_LOCATION                     0x000134
+#define   S_000134_HDP_FB_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000134_HDP_FB_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000134_HDP_FB_START                        0xFFFF0000
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+#define R_0060A4_D1CRTC_STATUS_FRAME_COUNT           0x0060A4
+#define   S_0060A4_D1CRTC_FRAME_COUNT(x)               (((x) & 0xFFFFFF) << 0)
+#define   G_0060A4_D1CRTC_FRAME_COUNT(x)               (((x) >> 0) & 0xFFFFFF)
+#define   C_0060A4_D1CRTC_FRAME_COUNT                  0xFF000000
+#define R_006534_D1MODE_VBLANK_STATUS                0x006534
+#define   S_006534_D1MODE_VBLANK_OCCURRED(x)           (((x) & 0x1) << 0)
+#define   G_006534_D1MODE_VBLANK_OCCURRED(x)           (((x) >> 0) & 0x1)
+#define   C_006534_D1MODE_VBLANK_OCCURRED              0xFFFFFFFE
+#define   S_006534_D1MODE_VBLANK_ACK(x)                (((x) & 0x1) << 4)
+#define   G_006534_D1MODE_VBLANK_ACK(x)                (((x) >> 4) & 0x1)
+#define   C_006534_D1MODE_VBLANK_ACK                   0xFFFFFFEF
+#define   S_006534_D1MODE_VBLANK_STAT(x)               (((x) & 0x1) << 12)
+#define   G_006534_D1MODE_VBLANK_STAT(x)               (((x) >> 12) & 0x1)
+#define   C_006534_D1MODE_VBLANK_STAT                  0xFFFFEFFF
+#define   S_006534_D1MODE_VBLANK_INTERRUPT(x)          (((x) & 0x1) << 16)
+#define   G_006534_D1MODE_VBLANK_INTERRUPT(x)          (((x) >> 16) & 0x1)
+#define   C_006534_D1MODE_VBLANK_INTERRUPT             0xFFFEFFFF
+#define R_006540_DxMODE_INT_MASK                     0x006540
+#define   S_006540_D1MODE_VBLANK_INT_MASK(x)           (((x) & 0x1) << 0)
+#define   G_006540_D1MODE_VBLANK_INT_MASK(x)           (((x) >> 0) & 0x1)
+#define   C_006540_D1MODE_VBLANK_INT_MASK              0xFFFFFFFE
+#define   S_006540_D1MODE_VLINE_INT_MASK(x)            (((x) & 0x1) << 4)
+#define   G_006540_D1MODE_VLINE_INT_MASK(x)            (((x) >> 4) & 0x1)
+#define   C_006540_D1MODE_VLINE_INT_MASK               0xFFFFFFEF
+#define   S_006540_D2MODE_VBLANK_INT_MASK(x)           (((x) & 0x1) << 8)
+#define   G_006540_D2MODE_VBLANK_INT_MASK(x)           (((x) >> 8) & 0x1)
+#define   C_006540_D2MODE_VBLANK_INT_MASK              0xFFFFFEFF
+#define   S_006540_D2MODE_VLINE_INT_MASK(x)            (((x) & 0x1) << 12)
+#define   G_006540_D2MODE_VLINE_INT_MASK(x)            (((x) >> 12) & 0x1)
+#define   C_006540_D2MODE_VLINE_INT_MASK               0xFFFFEFFF
+#define   S_006540_D1MODE_VBLANK_CP_SEL(x)             (((x) & 0x1) << 30)
+#define   G_006540_D1MODE_VBLANK_CP_SEL(x)             (((x) >> 30) & 0x1)
+#define   C_006540_D1MODE_VBLANK_CP_SEL                0xBFFFFFFF
+#define   S_006540_D2MODE_VBLANK_CP_SEL(x)             (((x) & 0x1) << 31)
+#define   G_006540_D2MODE_VBLANK_CP_SEL(x)             (((x) >> 31) & 0x1)
+#define   C_006540_D2MODE_VBLANK_CP_SEL                0x7FFFFFFF
+#define R_0068A4_D2CRTC_STATUS_FRAME_COUNT           0x0068A4
+#define   S_0068A4_D2CRTC_FRAME_COUNT(x)               (((x) & 0xFFFFFF) << 0)
+#define   G_0068A4_D2CRTC_FRAME_COUNT(x)               (((x) >> 0) & 0xFFFFFF)
+#define   C_0068A4_D2CRTC_FRAME_COUNT                  0xFF000000
+#define R_006D34_D2MODE_VBLANK_STATUS                0x006D34
+#define   S_006D34_D2MODE_VBLANK_OCCURRED(x)           (((x) & 0x1) << 0)
+#define   G_006D34_D2MODE_VBLANK_OCCURRED(x)           (((x) >> 0) & 0x1)
+#define   C_006D34_D2MODE_VBLANK_OCCURRED              0xFFFFFFFE
+#define   S_006D34_D2MODE_VBLANK_ACK(x)                (((x) & 0x1) << 4)
+#define   G_006D34_D2MODE_VBLANK_ACK(x)                (((x) >> 4) & 0x1)
+#define   C_006D34_D2MODE_VBLANK_ACK                   0xFFFFFFEF
+#define   S_006D34_D2MODE_VBLANK_STAT(x)               (((x) & 0x1) << 12)
+#define   G_006D34_D2MODE_VBLANK_STAT(x)               (((x) >> 12) & 0x1)
+#define   C_006D34_D2MODE_VBLANK_STAT                  0xFFFFEFFF
+#define   S_006D34_D2MODE_VBLANK_INTERRUPT(x)          (((x) & 0x1) << 16)
+#define   G_006D34_D2MODE_VBLANK_INTERRUPT(x)          (((x) >> 16) & 0x1)
+#define   C_006D34_D2MODE_VBLANK_INTERRUPT             0xFFFEFFFF
+#define R_007EDC_DISP_INTERRUPT_STATUS               0x007EDC
+#define   S_007EDC_LB_D1_VBLANK_INTERRUPT(x)           (((x) & 0x1) << 4)
+#define   G_007EDC_LB_D1_VBLANK_INTERRUPT(x)           (((x) >> 4) & 0x1)
+#define   C_007EDC_LB_D1_VBLANK_INTERRUPT              0xFFFFFFEF
+#define   S_007EDC_LB_D2_VBLANK_INTERRUPT(x)           (((x) & 0x1) << 5)
+#define   G_007EDC_LB_D2_VBLANK_INTERRUPT(x)           (((x) >> 5) & 0x1)
+#define   C_007EDC_LB_D2_VBLANK_INTERRUPT              0xFFFFFFDF
+
+
+/* MC registers */
+#define R_000000_MC_STATUS                           0x000000
+#define   S_000000_MC_IDLE(x)                          (((x) & 0x1) << 0)
+#define   G_000000_MC_IDLE(x)                          (((x) >> 0) & 0x1)
+#define   C_000000_MC_IDLE                             0xFFFFFFFE
+#define R_000004_MC_FB_LOCATION                      0x000004
+#define   S_000004_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000004_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000004_MC_FB_START                         0xFFFF0000
+#define   S_000004_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000004_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000004_MC_FB_TOP                           0x0000FFFF
+#define R_000005_MC_AGP_LOCATION                     0x000005
+#define   S_000005_MC_AGP_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000005_MC_AGP_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000005_MC_AGP_START                        0xFFFF0000
+#define   S_000005_MC_AGP_TOP(x)                       (((x) & 0xFFFF) << 16)
+#define   G_000005_MC_AGP_TOP(x)                       (((x) >> 16) & 0xFFFF)
+#define   C_000005_MC_AGP_TOP                          0x0000FFFF
+#define R_000006_AGP_BASE                            0x000006
+#define   S_000006_AGP_BASE_ADDR(x)                    (((x) & 0xFFFFFFFF) << 0)
+#define   G_000006_AGP_BASE_ADDR(x)                    (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000006_AGP_BASE_ADDR                       0x00000000
+#define R_000007_AGP_BASE_2                          0x000007
+#define   S_000007_AGP_BASE_ADDR_2(x)                  (((x) & 0xF) << 0)
+#define   G_000007_AGP_BASE_ADDR_2(x)                  (((x) >> 0) & 0xF)
+#define   C_000007_AGP_BASE_ADDR_2                     0xFFFFFFF0
+#define R_000009_MC_CNTL1                            0x000009
+#define   S_000009_ENABLE_PAGE_TABLES(x)               (((x) & 0x1) << 26)
+#define   G_000009_ENABLE_PAGE_TABLES(x)               (((x) >> 26) & 0x1)
+#define   C_000009_ENABLE_PAGE_TABLES                  0xFBFFFFFF
+/* FIXME don't know the various field size need feedback from AMD */
+#define R_000100_MC_PT0_CNTL                         0x000100
+#define   S_000100_ENABLE_PT(x)                        (((x) & 0x1) << 0)
+#define   G_000100_ENABLE_PT(x)                        (((x) >> 0) & 0x1)
+#define   C_000100_ENABLE_PT                           0xFFFFFFFE
+#define   S_000100_EFFECTIVE_L2_CACHE_SIZE(x)          (((x) & 0x7) << 15)
+#define   G_000100_EFFECTIVE_L2_CACHE_SIZE(x)          (((x) >> 15) & 0x7)
+#define   C_000100_EFFECTIVE_L2_CACHE_SIZE             0xFFFC7FFF
+#define   S_000100_EFFECTIVE_L2_QUEUE_SIZE(x)          (((x) & 0x7) << 21)
+#define   G_000100_EFFECTIVE_L2_QUEUE_SIZE(x)          (((x) >> 21) & 0x7)
+#define   C_000100_EFFECTIVE_L2_QUEUE_SIZE             0xFF1FFFFF
+#define   S_000100_INVALIDATE_ALL_L1_TLBS(x)           (((x) & 0x1) << 28)
+#define   G_000100_INVALIDATE_ALL_L1_TLBS(x)           (((x) >> 28) & 0x1)
+#define   C_000100_INVALIDATE_ALL_L1_TLBS              0xEFFFFFFF
+#define   S_000100_INVALIDATE_L2_CACHE(x)              (((x) & 0x1) << 29)
+#define   G_000100_INVALIDATE_L2_CACHE(x)              (((x) >> 29) & 0x1)
+#define   C_000100_INVALIDATE_L2_CACHE                 0xDFFFFFFF
+#define R_000102_MC_PT0_CONTEXT0_CNTL                0x000102
+#define   S_000102_ENABLE_PAGE_TABLE(x)                (((x) & 0x1) << 0)
+#define   G_000102_ENABLE_PAGE_TABLE(x)                (((x) >> 0) & 0x1)
+#define   C_000102_ENABLE_PAGE_TABLE                   0xFFFFFFFE
+#define   S_000102_PAGE_TABLE_DEPTH(x)                 (((x) & 0x3) << 1)
+#define   G_000102_PAGE_TABLE_DEPTH(x)                 (((x) >> 1) & 0x3)
+#define   C_000102_PAGE_TABLE_DEPTH                    0xFFFFFFF9
+#define   V_000102_PAGE_TABLE_FLAT                     0
+/* R600 documentation suggest that this should be a number of pages */
+#define R_000112_MC_PT0_SYSTEM_APERTURE_LOW_ADDR     0x000112
+#define R_000114_MC_PT0_SYSTEM_APERTURE_HIGH_ADDR    0x000114
+#define R_00011C_MC_PT0_CONTEXT0_DEFAULT_READ_ADDR   0x00011C
+#define R_00012C_MC_PT0_CONTEXT0_FLAT_BASE_ADDR      0x00012C
+#define R_00013C_MC_PT0_CONTEXT0_FLAT_START_ADDR     0x00013C
+#define R_00014C_MC_PT0_CONTEXT0_FLAT_END_ADDR       0x00014C
+#define R_00016C_MC_PT0_CLIENT0_CNTL                 0x00016C
+#define   S_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE(x) (((x) & 0x1) << 0)
+#define   G_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE(x) (((x) >> 0) & 0x1)
+#define   C_00016C_ENABLE_TRANSLATION_MODE_OVERRIDE    0xFFFFFFFE
+#define   S_00016C_TRANSLATION_MODE_OVERRIDE(x)        (((x) & 0x1) << 1)
+#define   G_00016C_TRANSLATION_MODE_OVERRIDE(x)        (((x) >> 1) & 0x1)
+#define   C_00016C_TRANSLATION_MODE_OVERRIDE           0xFFFFFFFD
+#define   S_00016C_SYSTEM_ACCESS_MODE_MASK(x)          (((x) & 0x3) << 8)
+#define   G_00016C_SYSTEM_ACCESS_MODE_MASK(x)          (((x) >> 8) & 0x3)
+#define   C_00016C_SYSTEM_ACCESS_MODE_MASK             0xFFFFFCFF
+#define   V_00016C_SYSTEM_ACCESS_MODE_PA_ONLY          0
+#define   V_00016C_SYSTEM_ACCESS_MODE_USE_SYS_MAP      1
+#define   V_00016C_SYSTEM_ACCESS_MODE_IN_SYS           2
+#define   V_00016C_SYSTEM_ACCESS_MODE_NOT_IN_SYS       3
+#define   S_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS(x)  (((x) & 0x1) << 10)
+#define   G_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS(x)  (((x) >> 10) & 0x1)
+#define   C_00016C_SYSTEM_APERTURE_UNMAPPED_ACCESS     0xFFFFFBFF
+#define   V_00016C_SYSTEM_APERTURE_UNMAPPED_PASSTHROUGH  0
+#define   V_00016C_SYSTEM_APERTURE_UNMAPPED_DEFAULT_PAGE 1
+#define   S_00016C_EFFECTIVE_L1_CACHE_SIZE(x)          (((x) & 0x7) << 11)
+#define   G_00016C_EFFECTIVE_L1_CACHE_SIZE(x)          (((x) >> 11) & 0x7)
+#define   C_00016C_EFFECTIVE_L1_CACHE_SIZE             0xFFFFC7FF
+#define   S_00016C_ENABLE_FRAGMENT_PROCESSING(x)       (((x) & 0x1) << 14)
+#define   G_00016C_ENABLE_FRAGMENT_PROCESSING(x)       (((x) >> 14) & 0x1)
+#define   C_00016C_ENABLE_FRAGMENT_PROCESSING          0xFFFFBFFF
+#define   S_00016C_EFFECTIVE_L1_QUEUE_SIZE(x)          (((x) & 0x7) << 15)
+#define   G_00016C_EFFECTIVE_L1_QUEUE_SIZE(x)          (((x) >> 15) & 0x7)
+#define   C_00016C_EFFECTIVE_L1_QUEUE_SIZE             0xFFFC7FFF
+#define   S_00016C_INVALIDATE_L1_TLB(x)                (((x) & 0x1) << 20)
+#define   G_00016C_INVALIDATE_L1_TLB(x)                (((x) >> 20) & 0x1)
+#define   C_00016C_INVALIDATE_L1_TLB                   0xFFEFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rs690.c b/drivers/gpu/drm/radeon/rs690.c
index 879882533e45..27547175cf93 100644
--- a/drivers/gpu/drm/radeon/rs690.c
+++ b/drivers/gpu/drm/radeon/rs690.c
@@ -26,109 +26,29 @@
  *          Jerome Glisse
  */
 #include "drmP.h"
-#include "radeon_reg.h"
 #include "radeon.h"
-#include "rs690r.h"
 #include "atom.h"
-#include "atom-bits.h"
-
-/* rs690,rs740 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int r300_mc_wait_for_idle(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
-void rs400_gart_disable(struct radeon_device *rdev);
-int rs400_gart_enable(struct radeon_device *rdev);
-void rs400_gart_adjust_size(struct radeon_device *rdev);
-void rs600_mc_disable_clients(struct radeon_device *rdev);
-void rs600_disable_vga(struct radeon_device *rdev);
-
-/* This files gather functions specifics to :
- * rs690,rs740
- *
- * Some of these functions might be used by newer ASICs.
- */
-void rs690_gpu_init(struct radeon_device *rdev);
-int rs690_mc_wait_for_idle(struct radeon_device *rdev);
-
+#include "rs690d.h"
 
-/*
- * MC functions.
- */
-int rs690_mc_init(struct radeon_device *rdev)
-{
-	uint32_t tmp;
-	int r;
-
-	if (r100_debugfs_rbbm_init(rdev)) {
-		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
-	}
-
-	rs690_gpu_init(rdev);
-	rs400_gart_disable(rdev);
-
-	/* Setup GPU memory space */
-	rdev->mc.gtt_location = rdev->mc.mc_vram_size;
-	rdev->mc.gtt_location += (rdev->mc.gtt_size - 1);
-	rdev->mc.gtt_location &= ~(rdev->mc.gtt_size - 1);
-	rdev->mc.vram_location = 0xFFFFFFFFUL;
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	/* Program GPU memory space */
-	rs600_mc_disable_clients(rdev);
-	if (rs690_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(RS690_MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(RS690_MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32_MC(RS690_MCCFG_FB_LOCATION, tmp);
-	/* FIXME: Does this reg exist on RS480,RS740 ? */
-	WREG32(0x310, rdev->mc.vram_location);
-	WREG32(RS690_HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
-	return 0;
-}
-
-void rs690_mc_fini(struct radeon_device *rdev)
-{
-	rs400_gart_disable(rdev);
-	radeon_gart_table_ram_free(rdev);
-	radeon_gart_fini(rdev);
-}
-
-
-/*
- * Global GPU functions
- */
-int rs690_mc_wait_for_idle(struct radeon_device *rdev)
+static int rs690_mc_wait_for_idle(struct radeon_device *rdev)
 {
 	unsigned i;
 	uint32_t tmp;
 
 	for (i = 0; i < rdev->usec_timeout; i++) {
 		/* read MC_STATUS */
-		tmp = RREG32_MC(RS690_MC_STATUS);
-		if (tmp & RS690_MC_STATUS_IDLE) {
+		tmp = RREG32_MC(R_000090_MC_SYSTEM_STATUS);
+		if (G_000090_MC_SYSTEM_IDLE(tmp))
 			return 0;
-		}
-		DRM_UDELAY(1);
+		udelay(1);
 	}
 	return -1;
 }
 
-void rs690_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
-void rs690_gpu_init(struct radeon_device *rdev)
+static void rs690_gpu_init(struct radeon_device *rdev)
 {
 	/* FIXME: HDP same place on rs690 ? */
 	r100_hdp_reset(rdev);
-	rs600_disable_vga(rdev);
 	/* FIXME: is this correct ? */
 	r420_pipes_init(rdev);
 	if (rs690_mc_wait_for_idle(rdev)) {
@@ -137,10 +57,6 @@ void rs690_gpu_init(struct radeon_device *rdev)
 	}
 }
 
-
-/*
- * VRAM info.
- */
 void rs690_pm_info(struct radeon_device *rdev)
 {
 	int index = GetIndexIntoMasterTable(DATA, IntegratedSystemInfo);
@@ -254,39 +170,39 @@ void rs690_line_buffer_adjust(struct radeon_device *rdev,
 	/*
 	 * Line Buffer Setup
 	 * There is a single line buffer shared by both display controllers.
-	 * DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
+	 * R_006520_DC_LB_MEMORY_SPLIT controls how that line buffer is shared between
 	 * the display controllers.  The paritioning can either be done
 	 * manually or via one of four preset allocations specified in bits 1:0:
 	 *  0 - line buffer is divided in half and shared between crtc
 	 *  1 - D1 gets 3/4 of the line buffer, D2 gets 1/4
 	 *  2 - D1 gets the whole buffer
 	 *  3 - D1 gets 1/4 of the line buffer, D2 gets 3/4
-	 * Setting bit 2 of DC_LB_MEMORY_SPLIT controls switches to manual
+	 * Setting bit 2 of R_006520_DC_LB_MEMORY_SPLIT controls switches to manual
 	 * allocation mode. In manual allocation mode, D1 always starts at 0,
 	 * D1 end/2 is specified in bits 14:4; D2 allocation follows D1.
 	 */
-	tmp = RREG32(DC_LB_MEMORY_SPLIT) & ~DC_LB_MEMORY_SPLIT_MASK;
-	tmp &= ~DC_LB_MEMORY_SPLIT_SHIFT_MODE;
+	tmp = RREG32(R_006520_DC_LB_MEMORY_SPLIT) & C_006520_DC_LB_MEMORY_SPLIT;
+	tmp &= ~C_006520_DC_LB_MEMORY_SPLIT_MODE;
 	/* auto */
 	if (mode1 && mode2) {
 		if (mode1->hdisplay > mode2->hdisplay) {
 			if (mode1->hdisplay > 2560)
-				tmp |= DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q;
+				tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q;
 			else
-				tmp |= DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
+				tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
 		} else if (mode2->hdisplay > mode1->hdisplay) {
 			if (mode2->hdisplay > 2560)
-				tmp |= DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
+				tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
 			else
-				tmp |= DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
+				tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
 		} else
-			tmp |= AVIVO_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
+			tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF;
 	} else if (mode1) {
-		tmp |= DC_LB_MEMORY_SPLIT_D1_ONLY;
+		tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1_ONLY;
 	} else if (mode2) {
-		tmp |= DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
+		tmp |= V_006520_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q;
 	}
-	WREG32(DC_LB_MEMORY_SPLIT, tmp);
+	WREG32(R_006520_DC_LB_MEMORY_SPLIT, tmp);
 }
 
 struct rs690_watermark {
@@ -491,28 +407,28 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
 	 * option.
 	 */
 	if (rdev->disp_priority == 2) {
-		tmp = RREG32_MC(MC_INIT_MISC_LAT_TIMER);
-		tmp &= ~MC_DISP1R_INIT_LAT_MASK;
-		tmp &= ~MC_DISP0R_INIT_LAT_MASK;
-		if (mode1)
-			tmp |= (1 << MC_DISP1R_INIT_LAT_SHIFT);
+		tmp = RREG32_MC(R_000104_MC_INIT_MISC_LAT_TIMER);
+		tmp &= C_000104_MC_DISP0R_INIT_LAT;
+		tmp &= C_000104_MC_DISP1R_INIT_LAT;
 		if (mode0)
-			tmp |= (1 << MC_DISP0R_INIT_LAT_SHIFT);
-		WREG32_MC(MC_INIT_MISC_LAT_TIMER, tmp);
+			tmp |= S_000104_MC_DISP0R_INIT_LAT(1);
+		if (mode1)
+			tmp |= S_000104_MC_DISP1R_INIT_LAT(1);
+		WREG32_MC(R_000104_MC_INIT_MISC_LAT_TIMER, tmp);
 	}
 	rs690_line_buffer_adjust(rdev, mode0, mode1);
 
 	if ((rdev->family == CHIP_RS690) || (rdev->family == CHIP_RS740))
-		WREG32(DCP_CONTROL, 0);
+		WREG32(R_006C9C_DCP_CONTROL, 0);
 	if ((rdev->family == CHIP_RS780) || (rdev->family == CHIP_RS880))
-		WREG32(DCP_CONTROL, 2);
+		WREG32(R_006C9C_DCP_CONTROL, 2);
 
 	rs690_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[0], &wm0);
 	rs690_crtc_bandwidth_compute(rdev, rdev->mode_info.crtcs[1], &wm1);
 
 	tmp = (wm0.lb_request_fifo_depth - 1);
 	tmp |= (wm1.lb_request_fifo_depth - 1) << 16;
-	WREG32(LB_MAX_REQ_OUTSTANDING, tmp);
+	WREG32(R_006D58_LB_MAX_REQ_OUTSTANDING, tmp);
 
 	if (mode0 && mode1) {
 		if (rfixed_trunc(wm0.dbpp) > 64)
@@ -565,10 +481,10 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
 			priority_mark12.full = 0;
 		if (wm1.priority_mark_max.full > priority_mark12.full)
 			priority_mark12.full = wm1.priority_mark_max.full;
-		WREG32(D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
-		WREG32(D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
-		WREG32(D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
-		WREG32(D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
+		WREG32(R_006548_D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
+		WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
+		WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
+		WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
 	} else if (mode0) {
 		if (rfixed_trunc(wm0.dbpp) > 64)
 			a.full = rfixed_mul(wm0.dbpp, wm0.num_line_pair);
@@ -595,10 +511,12 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
 			priority_mark02.full = 0;
 		if (wm0.priority_mark_max.full > priority_mark02.full)
 			priority_mark02.full = wm0.priority_mark_max.full;
-		WREG32(D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
-		WREG32(D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
-		WREG32(D2MODE_PRIORITY_A_CNT, MODE_PRIORITY_OFF);
-		WREG32(D2MODE_PRIORITY_B_CNT, MODE_PRIORITY_OFF);
+		WREG32(R_006548_D1MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark02));
+		WREG32(R_00654C_D1MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark02));
+		WREG32(R_006D48_D2MODE_PRIORITY_A_CNT,
+			S_006D48_D2MODE_PRIORITY_A_OFF(1));
+		WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT,
+			S_006D4C_D2MODE_PRIORITY_B_OFF(1));
 	} else {
 		if (rfixed_trunc(wm1.dbpp) > 64)
 			a.full = rfixed_mul(wm1.dbpp, wm1.num_line_pair);
@@ -625,31 +543,205 @@ void rs690_bandwidth_update(struct radeon_device *rdev)
 			priority_mark12.full = 0;
 		if (wm1.priority_mark_max.full > priority_mark12.full)
 			priority_mark12.full = wm1.priority_mark_max.full;
-		WREG32(D1MODE_PRIORITY_A_CNT, MODE_PRIORITY_OFF);
-		WREG32(D1MODE_PRIORITY_B_CNT, MODE_PRIORITY_OFF);
-		WREG32(D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
-		WREG32(D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
+		WREG32(R_006548_D1MODE_PRIORITY_A_CNT,
+			S_006548_D1MODE_PRIORITY_A_OFF(1));
+		WREG32(R_00654C_D1MODE_PRIORITY_B_CNT,
+			S_00654C_D1MODE_PRIORITY_B_OFF(1));
+		WREG32(R_006D48_D2MODE_PRIORITY_A_CNT, rfixed_trunc(priority_mark12));
+		WREG32(R_006D4C_D2MODE_PRIORITY_B_CNT, rfixed_trunc(priority_mark12));
 	}
 }
 
-/*
- * Indirect registers accessor
- */
 uint32_t rs690_mc_rreg(struct radeon_device *rdev, uint32_t reg)
 {
 	uint32_t r;
 
-	WREG32(RS690_MC_INDEX, (reg & RS690_MC_INDEX_MASK));
-	r = RREG32(RS690_MC_DATA);
-	WREG32(RS690_MC_INDEX, RS690_MC_INDEX_MASK);
+	WREG32(R_000078_MC_INDEX, S_000078_MC_IND_ADDR(reg));
+	r = RREG32(R_00007C_MC_DATA);
+	WREG32(R_000078_MC_INDEX, ~C_000078_MC_IND_ADDR);
 	return r;
 }
 
 void rs690_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 {
-	WREG32(RS690_MC_INDEX,
-	       RS690_MC_INDEX_WR_EN | ((reg) & RS690_MC_INDEX_MASK));
-	WREG32(RS690_MC_DATA, v);
-	WREG32(RS690_MC_INDEX, RS690_MC_INDEX_WR_ACK);
+	WREG32(R_000078_MC_INDEX, S_000078_MC_IND_ADDR(reg) |
+		S_000078_MC_IND_WR_EN(1));
+	WREG32(R_00007C_MC_DATA, v);
+	WREG32(R_000078_MC_INDEX, 0x7F);
+}
+
+void rs690_mc_program(struct radeon_device *rdev)
+{
+	struct rv515_mc_save save;
+
+	/* Stops all mc clients */
+	rv515_mc_stop(rdev, &save);
+
+	/* Wait for mc idle */
+	if (rs690_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+	/* Program MC, should be a 32bits limited address space */
+	WREG32_MC(R_000100_MCCFG_FB_LOCATION,
+			S_000100_MC_FB_START(rdev->mc.vram_start >> 16) |
+			S_000100_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	WREG32(R_000134_HDP_FB_LOCATION,
+		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
+
+	rv515_mc_resume(rdev, &save);
 }
 
+static int rs690_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	rs690_mc_program(rdev);
+	/* Resume clock */
+	rv515_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	rs690_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	r = rs400_gart_enable(rdev);
+	if (r)
+		return r;
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	rs600_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int rs690_resume(struct radeon_device *rdev)
+{
+	/* Make sur GART are not working */
+	rs400_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	rv515_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Resume clock after posting */
+	rv515_clock_startup(rdev);
+	return rs690_startup(rdev);
+}
+
+int rs690_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	rs600_irq_disable(rdev);
+	rs400_gart_disable(rdev);
+	return 0;
+}
+
+void rs690_fini(struct radeon_device *rdev)
+{
+	rs690_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+	rs400_gart_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int rs690_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Disable VGA */
+	rv515_vga_render_disable(rdev);
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		r = radeon_atombios_init(rdev);
+		if (r)
+			return r;
+	} else {
+		dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
+		return -EINVAL;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Get vram informations */
+	rs690_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r)
+		return r;
+	rv515_debugfs(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	r = rs400_gart_init(rdev);
+	if (r)
+		return r;
+	rs600_set_safe_registers(rdev);
+	rdev->accel_working = true;
+	r = rs690_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		rs690_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		rs400_gart_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
+}
diff --git a/drivers/gpu/drm/radeon/rs690d.h b/drivers/gpu/drm/radeon/rs690d.h
new file mode 100644
index 000000000000..62d31e7a897f
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rs690d.h
@@ -0,0 +1,307 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RS690D_H__
+#define __RS690D_H__
+
+/* Registers */
+#define R_000078_MC_INDEX                            0x000078
+#define   S_000078_MC_IND_ADDR(x)                      (((x) & 0x1FF) << 0)
+#define   G_000078_MC_IND_ADDR(x)                      (((x) >> 0) & 0x1FF)
+#define   C_000078_MC_IND_ADDR                         0xFFFFFE00
+#define   S_000078_MC_IND_WR_EN(x)                     (((x) & 0x1) << 9)
+#define   G_000078_MC_IND_WR_EN(x)                     (((x) >> 9) & 0x1)
+#define   C_000078_MC_IND_WR_EN                        0xFFFFFDFF
+#define R_00007C_MC_DATA                             0x00007C
+#define   S_00007C_MC_DATA(x)                          (((x) & 0xFFFFFFFF) << 0)
+#define   G_00007C_MC_DATA(x)                          (((x) >> 0) & 0xFFFFFFFF)
+#define   C_00007C_MC_DATA                             0x00000000
+#define R_0000F8_CONFIG_MEMSIZE                      0x0000F8
+#define   S_0000F8_CONFIG_MEMSIZE(x)                   (((x) & 0xFFFFFFFF) << 0)
+#define   G_0000F8_CONFIG_MEMSIZE(x)                   (((x) >> 0) & 0xFFFFFFFF)
+#define   C_0000F8_CONFIG_MEMSIZE                      0x00000000
+#define R_000134_HDP_FB_LOCATION                     0x000134
+#define   S_000134_HDP_FB_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000134_HDP_FB_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000134_HDP_FB_START                        0xFFFF0000
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+#define R_006520_DC_LB_MEMORY_SPLIT                  0x006520
+#define   S_006520_DC_LB_MEMORY_SPLIT(x)               (((x) & 0x3) << 0)
+#define   G_006520_DC_LB_MEMORY_SPLIT(x)               (((x) >> 0) & 0x3)
+#define   C_006520_DC_LB_MEMORY_SPLIT                  0xFFFFFFFC
+#define   S_006520_DC_LB_MEMORY_SPLIT_MODE(x)          (((x) & 0x1) << 2)
+#define   G_006520_DC_LB_MEMORY_SPLIT_MODE(x)          (((x) >> 2) & 0x1)
+#define   C_006520_DC_LB_MEMORY_SPLIT_MODE             0xFFFFFFFB
+#define   V_006520_DC_LB_MEMORY_SPLIT_D1HALF_D2HALF    0
+#define   V_006520_DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q      1
+#define   V_006520_DC_LB_MEMORY_SPLIT_D1_ONLY          2
+#define   V_006520_DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q      3
+#define   S_006520_DC_LB_DISP1_END_ADR(x)              (((x) & 0x7FF) << 4)
+#define   G_006520_DC_LB_DISP1_END_ADR(x)              (((x) >> 4) & 0x7FF)
+#define   C_006520_DC_LB_DISP1_END_ADR                 0xFFFF800F
+#define R_006548_D1MODE_PRIORITY_A_CNT               0x006548
+#define   S_006548_D1MODE_PRIORITY_MARK_A(x)           (((x) & 0x7FFF) << 0)
+#define   G_006548_D1MODE_PRIORITY_MARK_A(x)           (((x) >> 0) & 0x7FFF)
+#define   C_006548_D1MODE_PRIORITY_MARK_A              0xFFFF8000
+#define   S_006548_D1MODE_PRIORITY_A_OFF(x)            (((x) & 0x1) << 16)
+#define   G_006548_D1MODE_PRIORITY_A_OFF(x)            (((x) >> 16) & 0x1)
+#define   C_006548_D1MODE_PRIORITY_A_OFF               0xFFFEFFFF
+#define   S_006548_D1MODE_PRIORITY_A_FORCE_MASK(x)     (((x) & 0x1) << 24)
+#define   G_006548_D1MODE_PRIORITY_A_FORCE_MASK(x)     (((x) >> 24) & 0x1)
+#define   C_006548_D1MODE_PRIORITY_A_FORCE_MASK        0xFEFFFFFF
+#define R_00654C_D1MODE_PRIORITY_B_CNT               0x00654C
+#define   S_00654C_D1MODE_PRIORITY_MARK_B(x)           (((x) & 0x7FFF) << 0)
+#define   G_00654C_D1MODE_PRIORITY_MARK_B(x)           (((x) >> 0) & 0x7FFF)
+#define   C_00654C_D1MODE_PRIORITY_MARK_B              0xFFFF8000
+#define   S_00654C_D1MODE_PRIORITY_B_OFF(x)            (((x) & 0x1) << 16)
+#define   G_00654C_D1MODE_PRIORITY_B_OFF(x)            (((x) >> 16) & 0x1)
+#define   C_00654C_D1MODE_PRIORITY_B_OFF               0xFFFEFFFF
+#define   S_00654C_D1MODE_PRIORITY_B_ALWAYS_ON(x)      (((x) & 0x1) << 20)
+#define   G_00654C_D1MODE_PRIORITY_B_ALWAYS_ON(x)      (((x) >> 20) & 0x1)
+#define   C_00654C_D1MODE_PRIORITY_B_ALWAYS_ON         0xFFEFFFFF
+#define   S_00654C_D1MODE_PRIORITY_B_FORCE_MASK(x)     (((x) & 0x1) << 24)
+#define   G_00654C_D1MODE_PRIORITY_B_FORCE_MASK(x)     (((x) >> 24) & 0x1)
+#define   C_00654C_D1MODE_PRIORITY_B_FORCE_MASK        0xFEFFFFFF
+#define R_006C9C_DCP_CONTROL                         0x006C9C
+#define R_006D48_D2MODE_PRIORITY_A_CNT               0x006D48
+#define   S_006D48_D2MODE_PRIORITY_MARK_A(x)           (((x) & 0x7FFF) << 0)
+#define   G_006D48_D2MODE_PRIORITY_MARK_A(x)           (((x) >> 0) & 0x7FFF)
+#define   C_006D48_D2MODE_PRIORITY_MARK_A              0xFFFF8000
+#define   S_006D48_D2MODE_PRIORITY_A_OFF(x)            (((x) & 0x1) << 16)
+#define   G_006D48_D2MODE_PRIORITY_A_OFF(x)            (((x) >> 16) & 0x1)
+#define   C_006D48_D2MODE_PRIORITY_A_OFF               0xFFFEFFFF
+#define   S_006D48_D2MODE_PRIORITY_A_ALWAYS_ON(x)      (((x) & 0x1) << 20)
+#define   G_006D48_D2MODE_PRIORITY_A_ALWAYS_ON(x)      (((x) >> 20) & 0x1)
+#define   C_006D48_D2MODE_PRIORITY_A_ALWAYS_ON         0xFFEFFFFF
+#define   S_006D48_D2MODE_PRIORITY_A_FORCE_MASK(x)     (((x) & 0x1) << 24)
+#define   G_006D48_D2MODE_PRIORITY_A_FORCE_MASK(x)     (((x) >> 24) & 0x1)
+#define   C_006D48_D2MODE_PRIORITY_A_FORCE_MASK        0xFEFFFFFF
+#define R_006D4C_D2MODE_PRIORITY_B_CNT               0x006D4C
+#define   S_006D4C_D2MODE_PRIORITY_MARK_B(x)           (((x) & 0x7FFF) << 0)
+#define   G_006D4C_D2MODE_PRIORITY_MARK_B(x)           (((x) >> 0) & 0x7FFF)
+#define   C_006D4C_D2MODE_PRIORITY_MARK_B              0xFFFF8000
+#define   S_006D4C_D2MODE_PRIORITY_B_OFF(x)            (((x) & 0x1) << 16)
+#define   G_006D4C_D2MODE_PRIORITY_B_OFF(x)            (((x) >> 16) & 0x1)
+#define   C_006D4C_D2MODE_PRIORITY_B_OFF               0xFFFEFFFF
+#define   S_006D4C_D2MODE_PRIORITY_B_ALWAYS_ON(x)      (((x) & 0x1) << 20)
+#define   G_006D4C_D2MODE_PRIORITY_B_ALWAYS_ON(x)      (((x) >> 20) & 0x1)
+#define   C_006D4C_D2MODE_PRIORITY_B_ALWAYS_ON         0xFFEFFFFF
+#define   S_006D4C_D2MODE_PRIORITY_B_FORCE_MASK(x)     (((x) & 0x1) << 24)
+#define   G_006D4C_D2MODE_PRIORITY_B_FORCE_MASK(x)     (((x) >> 24) & 0x1)
+#define   C_006D4C_D2MODE_PRIORITY_B_FORCE_MASK        0xFEFFFFFF
+#define R_006D58_LB_MAX_REQ_OUTSTANDING              0x006D58
+#define   S_006D58_LB_D1_MAX_REQ_OUTSTANDING(x)        (((x) & 0xF) << 0)
+#define   G_006D58_LB_D1_MAX_REQ_OUTSTANDING(x)        (((x) >> 0) & 0xF)
+#define   C_006D58_LB_D1_MAX_REQ_OUTSTANDING           0xFFFFFFF0
+#define   S_006D58_LB_D2_MAX_REQ_OUTSTANDING(x)        (((x) & 0xF) << 16)
+#define   G_006D58_LB_D2_MAX_REQ_OUTSTANDING(x)        (((x) >> 16) & 0xF)
+#define   C_006D58_LB_D2_MAX_REQ_OUTSTANDING           0xFFF0FFFF
+
+
+#define R_000090_MC_SYSTEM_STATUS                    0x000090
+#define   S_000090_MC_SYSTEM_IDLE(x)                   (((x) & 0x1) << 0)
+#define   G_000090_MC_SYSTEM_IDLE(x)                   (((x) >> 0) & 0x1)
+#define   C_000090_MC_SYSTEM_IDLE                      0xFFFFFFFE
+#define   S_000090_MC_SEQUENCER_IDLE(x)                (((x) & 0x1) << 1)
+#define   G_000090_MC_SEQUENCER_IDLE(x)                (((x) >> 1) & 0x1)
+#define   C_000090_MC_SEQUENCER_IDLE                   0xFFFFFFFD
+#define   S_000090_MC_ARBITER_IDLE(x)                  (((x) & 0x1) << 2)
+#define   G_000090_MC_ARBITER_IDLE(x)                  (((x) >> 2) & 0x1)
+#define   C_000090_MC_ARBITER_IDLE                     0xFFFFFFFB
+#define   S_000090_MC_SELECT_PM(x)                     (((x) & 0x1) << 3)
+#define   G_000090_MC_SELECT_PM(x)                     (((x) >> 3) & 0x1)
+#define   C_000090_MC_SELECT_PM                        0xFFFFFFF7
+#define   S_000090_RESERVED4(x)                        (((x) & 0xF) << 4)
+#define   G_000090_RESERVED4(x)                        (((x) >> 4) & 0xF)
+#define   C_000090_RESERVED4                           0xFFFFFF0F
+#define   S_000090_RESERVED8(x)                        (((x) & 0xF) << 8)
+#define   G_000090_RESERVED8(x)                        (((x) >> 8) & 0xF)
+#define   C_000090_RESERVED8                           0xFFFFF0FF
+#define   S_000090_RESERVED12(x)                       (((x) & 0xF) << 12)
+#define   G_000090_RESERVED12(x)                       (((x) >> 12) & 0xF)
+#define   C_000090_RESERVED12                          0xFFFF0FFF
+#define   S_000090_MCA_INIT_EXECUTED(x)                (((x) & 0x1) << 16)
+#define   G_000090_MCA_INIT_EXECUTED(x)                (((x) >> 16) & 0x1)
+#define   C_000090_MCA_INIT_EXECUTED                   0xFFFEFFFF
+#define   S_000090_MCA_IDLE(x)                         (((x) & 0x1) << 17)
+#define   G_000090_MCA_IDLE(x)                         (((x) >> 17) & 0x1)
+#define   C_000090_MCA_IDLE                            0xFFFDFFFF
+#define   S_000090_MCA_SEQ_IDLE(x)                     (((x) & 0x1) << 18)
+#define   G_000090_MCA_SEQ_IDLE(x)                     (((x) >> 18) & 0x1)
+#define   C_000090_MCA_SEQ_IDLE                        0xFFFBFFFF
+#define   S_000090_MCA_ARB_IDLE(x)                     (((x) & 0x1) << 19)
+#define   G_000090_MCA_ARB_IDLE(x)                     (((x) >> 19) & 0x1)
+#define   C_000090_MCA_ARB_IDLE                        0xFFF7FFFF
+#define   S_000090_RESERVED20(x)                       (((x) & 0xFFF) << 20)
+#define   G_000090_RESERVED20(x)                       (((x) >> 20) & 0xFFF)
+#define   C_000090_RESERVED20                          0x000FFFFF
+#define R_000100_MCCFG_FB_LOCATION                   0x000100
+#define   S_000100_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000100_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000100_MC_FB_START                         0xFFFF0000
+#define   S_000100_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000100_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000100_MC_FB_TOP                           0x0000FFFF
+#define R_000104_MC_INIT_MISC_LAT_TIMER              0x000104
+#define   S_000104_MC_CPR_INIT_LAT(x)                  (((x) & 0xF) << 0)
+#define   G_000104_MC_CPR_INIT_LAT(x)                  (((x) >> 0) & 0xF)
+#define   C_000104_MC_CPR_INIT_LAT                     0xFFFFFFF0
+#define   S_000104_MC_VF_INIT_LAT(x)                   (((x) & 0xF) << 4)
+#define   G_000104_MC_VF_INIT_LAT(x)                   (((x) >> 4) & 0xF)
+#define   C_000104_MC_VF_INIT_LAT                      0xFFFFFF0F
+#define   S_000104_MC_DISP0R_INIT_LAT(x)               (((x) & 0xF) << 8)
+#define   G_000104_MC_DISP0R_INIT_LAT(x)               (((x) >> 8) & 0xF)
+#define   C_000104_MC_DISP0R_INIT_LAT                  0xFFFFF0FF
+#define   S_000104_MC_DISP1R_INIT_LAT(x)               (((x) & 0xF) << 12)
+#define   G_000104_MC_DISP1R_INIT_LAT(x)               (((x) >> 12) & 0xF)
+#define   C_000104_MC_DISP1R_INIT_LAT                  0xFFFF0FFF
+#define   S_000104_MC_FIXED_INIT_LAT(x)                (((x) & 0xF) << 16)
+#define   G_000104_MC_FIXED_INIT_LAT(x)                (((x) >> 16) & 0xF)
+#define   C_000104_MC_FIXED_INIT_LAT                   0xFFF0FFFF
+#define   S_000104_MC_E2R_INIT_LAT(x)                  (((x) & 0xF) << 20)
+#define   G_000104_MC_E2R_INIT_LAT(x)                  (((x) >> 20) & 0xF)
+#define   C_000104_MC_E2R_INIT_LAT                     0xFF0FFFFF
+#define   S_000104_SAME_PAGE_PRIO(x)                   (((x) & 0xF) << 24)
+#define   G_000104_SAME_PAGE_PRIO(x)                   (((x) >> 24) & 0xF)
+#define   C_000104_SAME_PAGE_PRIO                      0xF0FFFFFF
+#define   S_000104_MC_GLOBW_INIT_LAT(x)                (((x) & 0xF) << 28)
+#define   G_000104_MC_GLOBW_INIT_LAT(x)                (((x) >> 28) & 0xF)
+#define   C_000104_MC_GLOBW_INIT_LAT                   0x0FFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rs690r.h b/drivers/gpu/drm/radeon/rs690r.h
deleted file mode 100644
index c0d9faa2175b..000000000000
--- a/drivers/gpu/drm/radeon/rs690r.h
+++ /dev/null
@@ -1,99 +0,0 @@
-/*
- * Copyright 2008 Advanced Micro Devices, Inc.
- * Copyright 2008 Red Hat Inc.
- * Copyright 2009 Jerome Glisse.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: Dave Airlie
- *          Alex Deucher
- *          Jerome Glisse
- */
-#ifndef RS690R_H
-#define RS690R_H
-
-/* RS690/RS740 registers */
-#define MC_INDEX			0x0078
-#	define MC_INDEX_MASK			0x1FF
-#	define MC_INDEX_WR_EN			(1 << 9)
-#	define MC_INDEX_WR_ACK			0x7F
-#define MC_DATA				0x007C
-#define HDP_FB_LOCATION			0x0134
-#define DC_LB_MEMORY_SPLIT		0x6520
-#define		DC_LB_MEMORY_SPLIT_MASK			0x00000003
-#define		DC_LB_MEMORY_SPLIT_SHIFT		0
-#define		DC_LB_MEMORY_SPLIT_D1HALF_D2HALF	0
-#define		DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q		1
-#define		DC_LB_MEMORY_SPLIT_D1_ONLY		2
-#define		DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q		3
-#define		DC_LB_MEMORY_SPLIT_SHIFT_MODE		(1 << 2)
-#define		DC_LB_DISP1_END_ADR_SHIFT		4
-#define		DC_LB_DISP1_END_ADR_MASK		0x00007FF0
-#define D1MODE_PRIORITY_A_CNT		0x6548
-#define		MODE_PRIORITY_MARK_MASK			0x00007FFF
-#define		MODE_PRIORITY_OFF			(1 << 16)
-#define		MODE_PRIORITY_ALWAYS_ON			(1 << 20)
-#define		MODE_PRIORITY_FORCE_MASK		(1 << 24)
-#define D1MODE_PRIORITY_B_CNT		0x654C
-#define LB_MAX_REQ_OUTSTANDING		0x6D58
-#define		LB_D1_MAX_REQ_OUTSTANDING_MASK		0x0000000F
-#define		LB_D1_MAX_REQ_OUTSTANDING_SHIFT		0
-#define		LB_D2_MAX_REQ_OUTSTANDING_MASK		0x000F0000
-#define		LB_D2_MAX_REQ_OUTSTANDING_SHIFT		16
-#define DCP_CONTROL			0x6C9C
-#define D2MODE_PRIORITY_A_CNT		0x6D48
-#define D2MODE_PRIORITY_B_CNT		0x6D4C
-
-/* MC indirect registers */
-#define MC_STATUS_IDLE				(1 << 0)
-#define MC_MISC_CNTL			0x18
-#define		DISABLE_GTW			(1 << 1)
-#define		GART_INDEX_REG_EN		(1 << 12)
-#define		BLOCK_GFX_D3_EN			(1 << 14)
-#define GART_FEATURE_ID			0x2B
-#define		HANG_EN				(1 << 11)
-#define		TLB_ENABLE			(1 << 18)
-#define		P2P_ENABLE			(1 << 19)
-#define		GTW_LAC_EN			(1 << 25)
-#define		LEVEL2_GART			(0 << 30)
-#define		LEVEL1_GART			(1 << 30)
-#define		PDC_EN				(1 << 31)
-#define GART_BASE			0x2C
-#define GART_CACHE_CNTRL		0x2E
-#	define GART_CACHE_INVALIDATE		(1 << 0)
-#define MC_STATUS			0x90
-#define MCCFG_FB_LOCATION		0x100
-#define		MC_FB_START_MASK		0x0000FFFF
-#define		MC_FB_START_SHIFT		0
-#define		MC_FB_TOP_MASK			0xFFFF0000
-#define		MC_FB_TOP_SHIFT			16
-#define MCCFG_AGP_LOCATION		0x101
-#define		MC_AGP_START_MASK		0x0000FFFF
-#define		MC_AGP_START_SHIFT		0
-#define		MC_AGP_TOP_MASK			0xFFFF0000
-#define		MC_AGP_TOP_SHIFT		16
-#define MCCFG_AGP_BASE			0x102
-#define MCCFG_AGP_BASE_2		0x103
-#define MC_INIT_MISC_LAT_TIMER		0x104
-#define		MC_DISP0R_INIT_LAT_SHIFT	8
-#define		MC_DISP0R_INIT_LAT_MASK		0x00000F00
-#define		MC_DISP1R_INIT_LAT_SHIFT	12
-#define		MC_DISP1R_INIT_LAT_MASK		0x0000F000
-
-#endif
diff --git a/drivers/gpu/drm/radeon/rs780.c b/drivers/gpu/drm/radeon/rs780.c
deleted file mode 100644
index 0affcff81825..000000000000
--- a/drivers/gpu/drm/radeon/rs780.c
+++ /dev/null
@@ -1,102 +0,0 @@
-/*
- * Copyright 2008 Advanced Micro Devices, Inc.
- * Copyright 2008 Red Hat Inc.
- * Copyright 2009 Jerome Glisse.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: Dave Airlie
- *          Alex Deucher
- *          Jerome Glisse
- */
-#include "drmP.h"
-#include "radeon_reg.h"
-#include "radeon.h"
-
-/* rs780  depends on : */
-void rs600_mc_disable_clients(struct radeon_device *rdev);
-
-/* This files gather functions specifics to:
- * rs780
- *
- * Some of these functions might be used by newer ASICs.
- */
-int rs780_mc_wait_for_idle(struct radeon_device *rdev);
-void rs780_gpu_init(struct radeon_device *rdev);
-
-
-/*
- * MC
- */
-int rs780_mc_init(struct radeon_device *rdev)
-{
-	rs780_gpu_init(rdev);
-	/* FIXME: implement */
-
-	rs600_mc_disable_clients(rdev);
-	if (rs780_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	return 0;
-}
-
-void rs780_mc_fini(struct radeon_device *rdev)
-{
-	/* FIXME: implement */
-}
-
-
-/*
- * Global GPU functions
- */
-void rs780_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
-int rs780_mc_wait_for_idle(struct radeon_device *rdev)
-{
-	/* FIXME: implement */
-	return 0;
-}
-
-void rs780_gpu_init(struct radeon_device *rdev)
-{
-	/* FIXME: implement */
-}
-
-
-/*
- * VRAM info
- */
-void rs780_vram_get_type(struct radeon_device *rdev)
-{
-	/* FIXME: implement */
-}
-
-void rs780_vram_info(struct radeon_device *rdev)
-{
-	rs780_vram_get_type(rdev);
-
-	/* FIXME: implement */
-	/* Could aper size report 0 ? */
-	rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
-	rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
-}
diff --git a/drivers/gpu/drm/radeon/r300.h b/drivers/gpu/drm/radeon/rv200d.h
index 8486b4da9d69..c5b398330c26 100644
--- a/drivers/gpu/drm/radeon/r300.h
+++ b/drivers/gpu/drm/radeon/rv200d.h
@@ -25,12 +25,12 @@
  *          Alex Deucher
  *          Jerome Glisse
  */
-#ifndef R300_H
-#define R300_H
+#ifndef __RV200D_H__
+#define __RV200D_H__
 
-struct r300_asic {
-	const unsigned	*reg_safe_bm;
-	unsigned	reg_safe_bm_size;
-};
+#define R_00015C_AGP_BASE_2                          0x00015C
+#define   S_00015C_AGP_BASE_ADDR_2(x)                  (((x) & 0xF) << 0)
+#define   G_00015C_AGP_BASE_ADDR_2(x)                  (((x) >> 0) & 0xF)
+#define   C_00015C_AGP_BASE_ADDR_2                     0xFFFFFFF0
 
 #endif
diff --git a/drivers/gpu/drm/radeon/rv250d.h b/drivers/gpu/drm/radeon/rv250d.h
new file mode 100644
index 000000000000..e5a70b06fe1f
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rv250d.h
@@ -0,0 +1,123 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RV250D_H__
+#define __RV250D_H__
+
+#define R_00000D_SCLK_CNTL_M6                        0x00000D
+#define   S_00000D_SCLK_SRC_SEL(x)                     (((x) & 0x7) << 0)
+#define   G_00000D_SCLK_SRC_SEL(x)                     (((x) >> 0) & 0x7)
+#define   C_00000D_SCLK_SRC_SEL                        0xFFFFFFF8
+#define   S_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 3)
+#define   G_00000D_CP_MAX_DYN_STOP_LAT(x)              (((x) >> 3) & 0x1)
+#define   C_00000D_CP_MAX_DYN_STOP_LAT                 0xFFFFFFF7
+#define   S_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 4)
+#define   G_00000D_HDP_MAX_DYN_STOP_LAT(x)             (((x) >> 4) & 0x1)
+#define   C_00000D_HDP_MAX_DYN_STOP_LAT                0xFFFFFFEF
+#define   S_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 5)
+#define   G_00000D_TV_MAX_DYN_STOP_LAT(x)              (((x) >> 5) & 0x1)
+#define   C_00000D_TV_MAX_DYN_STOP_LAT                 0xFFFFFFDF
+#define   S_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 6)
+#define   G_00000D_E2_MAX_DYN_STOP_LAT(x)              (((x) >> 6) & 0x1)
+#define   C_00000D_E2_MAX_DYN_STOP_LAT                 0xFFFFFFBF
+#define   S_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 7)
+#define   G_00000D_SE_MAX_DYN_STOP_LAT(x)              (((x) >> 7) & 0x1)
+#define   C_00000D_SE_MAX_DYN_STOP_LAT                 0xFFFFFF7F
+#define   S_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) & 0x1) << 8)
+#define   G_00000D_IDCT_MAX_DYN_STOP_LAT(x)            (((x) >> 8) & 0x1)
+#define   C_00000D_IDCT_MAX_DYN_STOP_LAT               0xFFFFFEFF
+#define   S_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 9)
+#define   G_00000D_VIP_MAX_DYN_STOP_LAT(x)             (((x) >> 9) & 0x1)
+#define   C_00000D_VIP_MAX_DYN_STOP_LAT                0xFFFFFDFF
+#define   S_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 10)
+#define   G_00000D_RE_MAX_DYN_STOP_LAT(x)              (((x) >> 10) & 0x1)
+#define   C_00000D_RE_MAX_DYN_STOP_LAT                 0xFFFFFBFF
+#define   S_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 11)
+#define   G_00000D_PB_MAX_DYN_STOP_LAT(x)              (((x) >> 11) & 0x1)
+#define   C_00000D_PB_MAX_DYN_STOP_LAT                 0xFFFFF7FF
+#define   S_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 12)
+#define   G_00000D_TAM_MAX_DYN_STOP_LAT(x)             (((x) >> 12) & 0x1)
+#define   C_00000D_TAM_MAX_DYN_STOP_LAT                0xFFFFEFFF
+#define   S_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) & 0x1) << 13)
+#define   G_00000D_TDM_MAX_DYN_STOP_LAT(x)             (((x) >> 13) & 0x1)
+#define   C_00000D_TDM_MAX_DYN_STOP_LAT                0xFFFFDFFF
+#define   S_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 14)
+#define   G_00000D_RB_MAX_DYN_STOP_LAT(x)              (((x) >> 14) & 0x1)
+#define   C_00000D_RB_MAX_DYN_STOP_LAT                 0xFFFFBFFF
+#define   S_00000D_FORCE_DISP2(x)                      (((x) & 0x1) << 15)
+#define   G_00000D_FORCE_DISP2(x)                      (((x) >> 15) & 0x1)
+#define   C_00000D_FORCE_DISP2                         0xFFFF7FFF
+#define   S_00000D_FORCE_CP(x)                         (((x) & 0x1) << 16)
+#define   G_00000D_FORCE_CP(x)                         (((x) >> 16) & 0x1)
+#define   C_00000D_FORCE_CP                            0xFFFEFFFF
+#define   S_00000D_FORCE_HDP(x)                        (((x) & 0x1) << 17)
+#define   G_00000D_FORCE_HDP(x)                        (((x) >> 17) & 0x1)
+#define   C_00000D_FORCE_HDP                           0xFFFDFFFF
+#define   S_00000D_FORCE_DISP1(x)                      (((x) & 0x1) << 18)
+#define   G_00000D_FORCE_DISP1(x)                      (((x) >> 18) & 0x1)
+#define   C_00000D_FORCE_DISP1                         0xFFFBFFFF
+#define   S_00000D_FORCE_TOP(x)                        (((x) & 0x1) << 19)
+#define   G_00000D_FORCE_TOP(x)                        (((x) >> 19) & 0x1)
+#define   C_00000D_FORCE_TOP                           0xFFF7FFFF
+#define   S_00000D_FORCE_E2(x)                         (((x) & 0x1) << 20)
+#define   G_00000D_FORCE_E2(x)                         (((x) >> 20) & 0x1)
+#define   C_00000D_FORCE_E2                            0xFFEFFFFF
+#define   S_00000D_FORCE_SE(x)                         (((x) & 0x1) << 21)
+#define   G_00000D_FORCE_SE(x)                         (((x) >> 21) & 0x1)
+#define   C_00000D_FORCE_SE                            0xFFDFFFFF
+#define   S_00000D_FORCE_IDCT(x)                       (((x) & 0x1) << 22)
+#define   G_00000D_FORCE_IDCT(x)                       (((x) >> 22) & 0x1)
+#define   C_00000D_FORCE_IDCT                          0xFFBFFFFF
+#define   S_00000D_FORCE_VIP(x)                        (((x) & 0x1) << 23)
+#define   G_00000D_FORCE_VIP(x)                        (((x) >> 23) & 0x1)
+#define   C_00000D_FORCE_VIP                           0xFF7FFFFF
+#define   S_00000D_FORCE_RE(x)                         (((x) & 0x1) << 24)
+#define   G_00000D_FORCE_RE(x)                         (((x) >> 24) & 0x1)
+#define   C_00000D_FORCE_RE                            0xFEFFFFFF
+#define   S_00000D_FORCE_PB(x)                         (((x) & 0x1) << 25)
+#define   G_00000D_FORCE_PB(x)                         (((x) >> 25) & 0x1)
+#define   C_00000D_FORCE_PB                            0xFDFFFFFF
+#define   S_00000D_FORCE_TAM(x)                        (((x) & 0x1) << 26)
+#define   G_00000D_FORCE_TAM(x)                        (((x) >> 26) & 0x1)
+#define   C_00000D_FORCE_TAM                           0xFBFFFFFF
+#define   S_00000D_FORCE_TDM(x)                        (((x) & 0x1) << 27)
+#define   G_00000D_FORCE_TDM(x)                        (((x) >> 27) & 0x1)
+#define   C_00000D_FORCE_TDM                           0xF7FFFFFF
+#define   S_00000D_FORCE_RB(x)                         (((x) & 0x1) << 28)
+#define   G_00000D_FORCE_RB(x)                         (((x) >> 28) & 0x1)
+#define   C_00000D_FORCE_RB                            0xEFFFFFFF
+#define   S_00000D_FORCE_TV_SCLK(x)                    (((x) & 0x1) << 29)
+#define   G_00000D_FORCE_TV_SCLK(x)                    (((x) >> 29) & 0x1)
+#define   C_00000D_FORCE_TV_SCLK                       0xDFFFFFFF
+#define   S_00000D_FORCE_SUBPIC(x)                     (((x) & 0x1) << 30)
+#define   G_00000D_FORCE_SUBPIC(x)                     (((x) >> 30) & 0x1)
+#define   C_00000D_FORCE_SUBPIC                        0xBFFFFFFF
+#define   S_00000D_FORCE_OV0(x)                        (((x) & 0x1) << 31)
+#define   G_00000D_FORCE_OV0(x)                        (((x) >> 31) & 0x1)
+#define   C_00000D_FORCE_OV0                           0x7FFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rv350d.h b/drivers/gpu/drm/radeon/rv350d.h
new file mode 100644
index 000000000000..c75c5ed9e654
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rv350d.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RV350D_H__
+#define __RV350D_H__
+
+/* RV350, RV380 registers */
+/* #define R_00000D_SCLK_CNTL                           0x00000D */
+#define   S_00000D_FORCE_VAP(x)                        (((x) & 0x1) << 21)
+#define   G_00000D_FORCE_VAP(x)                        (((x) >> 21) & 0x1)
+#define   C_00000D_FORCE_VAP                           0xFFDFFFFF
+#define   S_00000D_FORCE_SR(x)                         (((x) & 0x1) << 25)
+#define   G_00000D_FORCE_SR(x)                         (((x) >> 25) & 0x1)
+#define   C_00000D_FORCE_SR                            0xFDFFFFFF
+#define   S_00000D_FORCE_PX(x)                         (((x) & 0x1) << 26)
+#define   G_00000D_FORCE_PX(x)                         (((x) >> 26) & 0x1)
+#define   C_00000D_FORCE_PX                            0xFBFFFFFF
+#define   S_00000D_FORCE_TX(x)                         (((x) & 0x1) << 27)
+#define   G_00000D_FORCE_TX(x)                         (((x) >> 27) & 0x1)
+#define   C_00000D_FORCE_TX                            0xF7FFFFFF
+#define   S_00000D_FORCE_US(x)                         (((x) & 0x1) << 28)
+#define   G_00000D_FORCE_US(x)                         (((x) >> 28) & 0x1)
+#define   C_00000D_FORCE_US                            0xEFFFFFFF
+#define   S_00000D_FORCE_SU(x)                         (((x) & 0x1) << 30)
+#define   G_00000D_FORCE_SU(x)                         (((x) >> 30) & 0x1)
+#define   C_00000D_FORCE_SU                            0xBFFFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rv515.c b/drivers/gpu/drm/radeon/rv515.c
index 0566fb67e460..ba68c9fe90a1 100644
--- a/drivers/gpu/drm/radeon/rv515.c
+++ b/drivers/gpu/drm/radeon/rv515.c
@@ -27,41 +27,19 @@
  */
 #include <linux/seq_file.h>
 #include "drmP.h"
-#include "rv515r.h"
+#include "rv515d.h"
 #include "radeon.h"
-#include "radeon_share.h"
-
-/* rv515 depends on : */
-void r100_hdp_reset(struct radeon_device *rdev);
-int r100_cp_reset(struct radeon_device *rdev);
-int r100_rb2d_reset(struct radeon_device *rdev);
-int r100_gui_wait_for_idle(struct radeon_device *rdev);
-int r100_cp_init(struct radeon_device *rdev, unsigned ring_size);
-int rv370_pcie_gart_enable(struct radeon_device *rdev);
-void rv370_pcie_gart_disable(struct radeon_device *rdev);
-void r420_pipes_init(struct radeon_device *rdev);
-void rs600_mc_disable_clients(struct radeon_device *rdev);
-void rs600_disable_vga(struct radeon_device *rdev);
-
-/* This files gather functions specifics to:
- * rv515
- *
- * Some of these functions might be used by newer ASICs.
- */
+#include "atom.h"
+#include "rv515_reg_safe.h"
+
+/* This files gather functions specifics to: rv515 */
 int rv515_debugfs_pipes_info_init(struct radeon_device *rdev);
 int rv515_debugfs_ga_info_init(struct radeon_device *rdev);
 void rv515_gpu_init(struct radeon_device *rdev);
 int rv515_mc_wait_for_idle(struct radeon_device *rdev);
 
-
-/*
- * MC
- */
-int rv515_mc_init(struct radeon_device *rdev)
+void rv515_debugfs(struct radeon_device *rdev)
 {
-	uint32_t tmp;
-	int r;
-
 	if (r100_debugfs_rbbm_init(rdev)) {
 		DRM_ERROR("Failed to register debugfs file for RBBM !\n");
 	}
@@ -71,70 +49,8 @@ int rv515_mc_init(struct radeon_device *rdev)
 	if (rv515_debugfs_ga_info_init(rdev)) {
 		DRM_ERROR("Failed to register debugfs file for pipes !\n");
 	}
-
-	rv515_gpu_init(rdev);
-	rv370_pcie_gart_disable(rdev);
-
-	/* Setup GPU memory space */
-	rdev->mc.vram_location = 0xFFFFFFFFUL;
-	rdev->mc.gtt_location = 0xFFFFFFFFUL;
-	if (rdev->flags & RADEON_IS_AGP) {
-		r = radeon_agp_init(rdev);
-		if (r) {
-			printk(KERN_WARNING "[drm] Disabling AGP\n");
-			rdev->flags &= ~RADEON_IS_AGP;
-			rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
-		} else {
-			rdev->mc.gtt_location = rdev->mc.agp_base;
-		}
-	}
-	r = radeon_mc_setup(rdev);
-	if (r) {
-		return r;
-	}
-
-	/* Program GPU memory space */
-	rs600_mc_disable_clients(rdev);
-	if (rv515_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-	/* Write VRAM size in case we are limiting it */
-	WREG32(RADEON_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
-	tmp = REG_SET(MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32(0x134, tmp);
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(MC_FB_TOP, tmp >> 16);
-	tmp |= REG_SET(MC_FB_START, rdev->mc.vram_location >> 16);
-	WREG32_MC(MC_FB_LOCATION, tmp);
-	WREG32(HDP_FB_LOCATION, rdev->mc.vram_location >> 16);
-	WREG32(0x310, rdev->mc.vram_location);
-	if (rdev->flags & RADEON_IS_AGP) {
-		tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-		tmp = REG_SET(MC_AGP_TOP, tmp >> 16);
-		tmp |= REG_SET(MC_AGP_START, rdev->mc.gtt_location >> 16);
-		WREG32_MC(MC_AGP_LOCATION, tmp);
-		WREG32_MC(MC_AGP_BASE, rdev->mc.agp_base);
-		WREG32_MC(MC_AGP_BASE_2, 0);
-	} else {
-		WREG32_MC(MC_AGP_LOCATION, 0x0FFFFFFF);
-		WREG32_MC(MC_AGP_BASE, 0);
-		WREG32_MC(MC_AGP_BASE_2, 0);
-	}
-	return 0;
-}
-
-void rv515_mc_fini(struct radeon_device *rdev)
-{
-	rv370_pcie_gart_disable(rdev);
-	radeon_gart_table_vram_free(rdev);
-	radeon_gart_fini(rdev);
 }
 
-
-/*
- * Global GPU functions
- */
 void rv515_ring_start(struct radeon_device *rdev)
 {
 	int r;
@@ -203,11 +119,6 @@ void rv515_ring_start(struct radeon_device *rdev)
 	radeon_ring_unlock_commit(rdev);
 }
 
-void rv515_errata(struct radeon_device *rdev)
-{
-	rdev->pll_errata = 0;
-}
-
 int rv515_mc_wait_for_idle(struct radeon_device *rdev)
 {
 	unsigned i;
@@ -224,6 +135,12 @@ int rv515_mc_wait_for_idle(struct radeon_device *rdev)
 	return -1;
 }
 
+void rv515_vga_render_disable(struct radeon_device *rdev)
+{
+	WREG32(R_000300_VGA_RENDER_CONTROL,
+		RREG32(R_000300_VGA_RENDER_CONTROL) & C_000300_VGA_VSTATUS_CNTL);
+}
+
 void rv515_gpu_init(struct radeon_device *rdev)
 {
 	unsigned pipe_select_current, gb_pipe_select, tmp;
@@ -236,7 +153,7 @@ void rv515_gpu_init(struct radeon_device *rdev)
 		       "reseting GPU. Bad things might happen.\n");
 	}
 
-	rs600_disable_vga(rdev);
+	rv515_vga_render_disable(rdev);
 
 	r420_pipes_init(rdev);
 	gb_pipe_select = RREG32(0x402C);
@@ -340,10 +257,6 @@ int rv515_gpu_reset(struct radeon_device *rdev)
 	return 0;
 }
 
-
-/*
- * VRAM info
- */
 static void rv515_vram_get_type(struct radeon_device *rdev)
 {
 	uint32_t tmp;
@@ -379,10 +292,6 @@ void rv515_vram_info(struct radeon_device *rdev)
 	rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
 }
 
-
-/*
- * Indirect registers accessor
- */
 uint32_t rv515_mc_rreg(struct radeon_device *rdev, uint32_t reg)
 {
 	uint32_t r;
@@ -400,9 +309,6 @@ void rv515_mc_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v)
 	WREG32(MC_IND_INDEX, 0);
 }
 
-/*
- * Debugfs info
- */
 #if defined(CONFIG_DEBUG_FS)
 static int rv515_debugfs_pipes_info(struct seq_file *m, void *data)
 {
@@ -464,301 +370,491 @@ int rv515_debugfs_ga_info_init(struct radeon_device *rdev)
 #endif
 }
 
+void rv515_mc_stop(struct radeon_device *rdev, struct rv515_mc_save *save)
+{
+	save->d1vga_control = RREG32(R_000330_D1VGA_CONTROL);
+	save->d2vga_control = RREG32(R_000338_D2VGA_CONTROL);
+	save->vga_render_control = RREG32(R_000300_VGA_RENDER_CONTROL);
+	save->vga_hdp_control = RREG32(R_000328_VGA_HDP_CONTROL);
+	save->d1crtc_control = RREG32(R_006080_D1CRTC_CONTROL);
+	save->d2crtc_control = RREG32(R_006880_D2CRTC_CONTROL);
+
+	/* Stop all video */
+	WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
+	WREG32(R_000300_VGA_RENDER_CONTROL, 0);
+	WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1);
+	WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1);
+	WREG32(R_006080_D1CRTC_CONTROL, 0);
+	WREG32(R_006880_D2CRTC_CONTROL, 0);
+	WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0);
+	WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
+	WREG32(R_000330_D1VGA_CONTROL, 0);
+	WREG32(R_000338_D2VGA_CONTROL, 0);
+}
 
-/*
- * Asic initialization
- */
-static const unsigned r500_reg_safe_bm[219] = {
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0x17FF1FFF, 0xFFFFFFFC, 0xFFFFFFFF, 0xFF30FFBF,
-	0xFFFFFFF8, 0xC3E6FFFF, 0xFFFFF6DF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFF03F,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFEFCE, 0xF00EBFFF, 0x007C0000,
-	0xF0000038, 0xFF000009, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0x00000000, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFF7FF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0x1FFFFC78, 0xFFFFE000, 0xFFFFFFFE, 0xFFFFFFFF,
-	0x38CF8F50, 0xFFF88082, 0xFF0000FC, 0xFAE009FF,
-	0x0000FFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0x00000000,
-	0xFFFF8CFC, 0xFFFFC1FF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFF80FFFF,
-	0x00000000, 0x00000000, 0x00000000, 0x00000000,
-	0x0003FC01, 0x3FFFFCF8, 0xFF800B19, 0xFFDFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-	0xFFFFFFFF, 0xFFFFFFFF, 0xFFFFFFFF,
-};
+void rv515_mc_resume(struct radeon_device *rdev, struct rv515_mc_save *save)
+{
+	WREG32(R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start);
+	WREG32(R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start);
+	WREG32(R_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS, rdev->mc.vram_start);
+	WREG32(R_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS, rdev->mc.vram_start);
+	WREG32(R_000310_VGA_MEMORY_BASE_ADDRESS, rdev->mc.vram_start);
+	/* Unlock host access */
+	WREG32(R_000328_VGA_HDP_CONTROL, save->vga_hdp_control);
+	mdelay(1);
+	/* Restore video state */
+	WREG32(R_000330_D1VGA_CONTROL, save->d1vga_control);
+	WREG32(R_000338_D2VGA_CONTROL, save->d2vga_control);
+	WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 1);
+	WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 1);
+	WREG32(R_006080_D1CRTC_CONTROL, save->d1crtc_control);
+	WREG32(R_006880_D2CRTC_CONTROL, save->d2crtc_control);
+	WREG32(R_0060E8_D1CRTC_UPDATE_LOCK, 0);
+	WREG32(R_0068E8_D2CRTC_UPDATE_LOCK, 0);
+	WREG32(R_000300_VGA_RENDER_CONTROL, save->vga_render_control);
+}
 
-int rv515_init(struct radeon_device *rdev)
+void rv515_mc_program(struct radeon_device *rdev)
+{
+	struct rv515_mc_save save;
+
+	/* Stops all mc clients */
+	rv515_mc_stop(rdev, &save);
+
+	/* Wait for mc idle */
+	if (rv515_mc_wait_for_idle(rdev))
+		dev_warn(rdev->dev, "Wait MC idle timeout before updating MC.\n");
+	/* Write VRAM size in case we are limiting it */
+	WREG32(R_0000F8_CONFIG_MEMSIZE, rdev->mc.real_vram_size);
+	/* Program MC, should be a 32bits limited address space */
+	WREG32_MC(R_000001_MC_FB_LOCATION,
+			S_000001_MC_FB_START(rdev->mc.vram_start >> 16) |
+			S_000001_MC_FB_TOP(rdev->mc.vram_end >> 16));
+	WREG32(R_000134_HDP_FB_LOCATION,
+		S_000134_HDP_FB_START(rdev->mc.vram_start >> 16));
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32_MC(R_000002_MC_AGP_LOCATION,
+			S_000002_MC_AGP_START(rdev->mc.gtt_start >> 16) |
+			S_000002_MC_AGP_TOP(rdev->mc.gtt_end >> 16));
+		WREG32_MC(R_000003_MC_AGP_BASE, lower_32_bits(rdev->mc.agp_base));
+		WREG32_MC(R_000004_MC_AGP_BASE_2,
+			S_000004_AGP_BASE_ADDR_2(upper_32_bits(rdev->mc.agp_base)));
+	} else {
+		WREG32_MC(R_000002_MC_AGP_LOCATION, 0xFFFFFFFF);
+		WREG32_MC(R_000003_MC_AGP_BASE, 0);
+		WREG32_MC(R_000004_MC_AGP_BASE_2, 0);
+	}
+
+	rv515_mc_resume(rdev, &save);
+}
+
+void rv515_clock_startup(struct radeon_device *rdev)
+{
+	if (radeon_dynclks != -1 && radeon_dynclks)
+		radeon_atom_set_clock_gating(rdev, 1);
+	/* We need to force on some of the block */
+	WREG32_PLL(R_00000F_CP_DYN_CNTL,
+		RREG32_PLL(R_00000F_CP_DYN_CNTL) | S_00000F_CP_FORCEON(1));
+	WREG32_PLL(R_000011_E2_DYN_CNTL,
+		RREG32_PLL(R_000011_E2_DYN_CNTL) | S_000011_E2_FORCEON(1));
+	WREG32_PLL(R_000013_IDCT_DYN_CNTL,
+		RREG32_PLL(R_000013_IDCT_DYN_CNTL) | S_000013_IDCT_FORCEON(1));
+}
+
+static int rv515_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	rv515_mc_program(rdev);
+	/* Resume clock */
+	rv515_clock_startup(rdev);
+	/* Initialize GPU configuration (# pipes, ...) */
+	rv515_gpu_init(rdev);
+	/* Initialize GART (initialize after TTM so we can allocate
+	 * memory through TTM but finalize after TTM) */
+	if (rdev->flags & RADEON_IS_PCIE) {
+		r = rv370_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	/* Enable IRQ */
+	rdev->irq.sw_int = true;
+	rs600_irq_set(rdev);
+	/* 1M ring buffer */
+	r = r100_cp_init(rdev, 1024 * 1024);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing CP (%d).\n", r);
+		return r;
+	}
+	r = r100_wb_init(rdev);
+	if (r)
+		dev_err(rdev->dev, "failled initializing WB (%d).\n", r);
+	r = r100_ib_init(rdev);
+	if (r) {
+		dev_err(rdev->dev, "failled initializing IB (%d).\n", r);
+		return r;
+	}
+	return 0;
+}
+
+int rv515_resume(struct radeon_device *rdev)
 {
-	rdev->config.r300.reg_safe_bm = r500_reg_safe_bm;
-	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(r500_reg_safe_bm);
+	/* Make sur GART are not working */
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
+	/* Resume clock before doing reset */
+	rv515_clock_startup(rdev);
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev, "GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* post */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Resume clock after posting */
+	rv515_clock_startup(rdev);
+	return rv515_startup(rdev);
+}
+
+int rv515_suspend(struct radeon_device *rdev)
+{
+	r100_cp_disable(rdev);
+	r100_wb_disable(rdev);
+	rs600_irq_disable(rdev);
+	if (rdev->flags & RADEON_IS_PCIE)
+		rv370_pcie_gart_disable(rdev);
 	return 0;
 }
 
-void atom_rv515_force_tv_scaler(struct radeon_device *rdev)
+void rv515_set_safe_registers(struct radeon_device *rdev)
+{
+	rdev->config.r300.reg_safe_bm = rv515_reg_safe_bm;
+	rdev->config.r300.reg_safe_bm_size = ARRAY_SIZE(rv515_reg_safe_bm);
+}
+
+void rv515_fini(struct radeon_device *rdev)
 {
+	rv515_suspend(rdev);
+	r100_cp_fini(rdev);
+	r100_wb_fini(rdev);
+	r100_ib_fini(rdev);
+	radeon_gem_fini(rdev);
+    rv370_pcie_gart_fini(rdev);
+	radeon_agp_fini(rdev);
+	radeon_irq_kms_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+}
+
+int rv515_init(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Initialize scratch registers */
+	radeon_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* TODO: disable VGA need to use VGA request */
+	/* BIOS*/
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	if (rdev->is_atom_bios) {
+		r = radeon_atombios_init(rdev);
+		if (r)
+			return r;
+	} else {
+		dev_err(rdev->dev, "Expecting atombios for RV515 GPU\n");
+		return -EINVAL;
+	}
+	/* Reset gpu before posting otherwise ATOM will enter infinite loop */
+	if (radeon_gpu_reset(rdev)) {
+		dev_warn(rdev->dev,
+			"GPU reset failed ! (0xE40=0x%08X, 0x7C0=0x%08X)\n",
+			RREG32(R_000E40_RBBM_STATUS),
+			RREG32(R_0007C0_CP_STAT));
+	}
+	/* check if cards are posted or not */
+	if (!radeon_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Get vram informations */
+	rv515_vram_info(rdev);
+	/* Initialize memory controller (also test AGP) */
+	r = r420_mc_init(rdev);
+	if (r)
+		return r;
+	rv515_debugfs(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = radeon_irq_kms_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	r = rv370_pcie_gart_init(rdev);
+	if (r)
+		return r;
+	rv515_set_safe_registers(rdev);
+	rdev->accel_working = true;
+	r = rv515_startup(rdev);
+	if (r) {
+		/* Somethings want wront with the accel init stop accel */
+		dev_err(rdev->dev, "Disabling GPU acceleration\n");
+		rv515_suspend(rdev);
+		r100_cp_fini(rdev);
+		r100_wb_fini(rdev);
+		r100_ib_fini(rdev);
+		rv370_pcie_gart_fini(rdev);
+		radeon_agp_fini(rdev);
+		radeon_irq_kms_fini(rdev);
+		rdev->accel_working = false;
+	}
+	return 0;
+}
 
-	WREG32(0x659C, 0x0);
-	WREG32(0x6594, 0x705);
-	WREG32(0x65A4, 0x10001);
-	WREG32(0x65D8, 0x0);
-	WREG32(0x65B0, 0x0);
-	WREG32(0x65C0, 0x0);
-	WREG32(0x65D4, 0x0);
-	WREG32(0x6578, 0x0);
-	WREG32(0x657C, 0x841880A8);
-	WREG32(0x6578, 0x1);
-	WREG32(0x657C, 0x84208680);
-	WREG32(0x6578, 0x2);
-	WREG32(0x657C, 0xBFF880B0);
-	WREG32(0x6578, 0x100);
-	WREG32(0x657C, 0x83D88088);
-	WREG32(0x6578, 0x101);
-	WREG32(0x657C, 0x84608680);
-	WREG32(0x6578, 0x102);
-	WREG32(0x657C, 0xBFF080D0);
-	WREG32(0x6578, 0x200);
-	WREG32(0x657C, 0x83988068);
-	WREG32(0x6578, 0x201);
-	WREG32(0x657C, 0x84A08680);
-	WREG32(0x6578, 0x202);
-	WREG32(0x657C, 0xBFF080F8);
-	WREG32(0x6578, 0x300);
-	WREG32(0x657C, 0x83588058);
-	WREG32(0x6578, 0x301);
-	WREG32(0x657C, 0x84E08660);
-	WREG32(0x6578, 0x302);
-	WREG32(0x657C, 0xBFF88120);
-	WREG32(0x6578, 0x400);
-	WREG32(0x657C, 0x83188040);
-	WREG32(0x6578, 0x401);
-	WREG32(0x657C, 0x85008660);
-	WREG32(0x6578, 0x402);
-	WREG32(0x657C, 0xBFF88150);
-	WREG32(0x6578, 0x500);
-	WREG32(0x657C, 0x82D88030);
-	WREG32(0x6578, 0x501);
-	WREG32(0x657C, 0x85408640);
-	WREG32(0x6578, 0x502);
-	WREG32(0x657C, 0xBFF88180);
-	WREG32(0x6578, 0x600);
-	WREG32(0x657C, 0x82A08018);
-	WREG32(0x6578, 0x601);
-	WREG32(0x657C, 0x85808620);
-	WREG32(0x6578, 0x602);
-	WREG32(0x657C, 0xBFF081B8);
-	WREG32(0x6578, 0x700);
-	WREG32(0x657C, 0x82608010);
-	WREG32(0x6578, 0x701);
-	WREG32(0x657C, 0x85A08600);
-	WREG32(0x6578, 0x702);
-	WREG32(0x657C, 0x800081F0);
-	WREG32(0x6578, 0x800);
-	WREG32(0x657C, 0x8228BFF8);
-	WREG32(0x6578, 0x801);
-	WREG32(0x657C, 0x85E085E0);
-	WREG32(0x6578, 0x802);
-	WREG32(0x657C, 0xBFF88228);
-	WREG32(0x6578, 0x10000);
-	WREG32(0x657C, 0x82A8BF00);
-	WREG32(0x6578, 0x10001);
-	WREG32(0x657C, 0x82A08CC0);
-	WREG32(0x6578, 0x10002);
-	WREG32(0x657C, 0x8008BEF8);
-	WREG32(0x6578, 0x10100);
-	WREG32(0x657C, 0x81F0BF28);
-	WREG32(0x6578, 0x10101);
-	WREG32(0x657C, 0x83608CA0);
-	WREG32(0x6578, 0x10102);
-	WREG32(0x657C, 0x8018BED0);
-	WREG32(0x6578, 0x10200);
-	WREG32(0x657C, 0x8148BF38);
-	WREG32(0x6578, 0x10201);
-	WREG32(0x657C, 0x84408C80);
-	WREG32(0x6578, 0x10202);
-	WREG32(0x657C, 0x8008BEB8);
-	WREG32(0x6578, 0x10300);
-	WREG32(0x657C, 0x80B0BF78);
-	WREG32(0x6578, 0x10301);
-	WREG32(0x657C, 0x85008C20);
-	WREG32(0x6578, 0x10302);
-	WREG32(0x657C, 0x8020BEA0);
-	WREG32(0x6578, 0x10400);
-	WREG32(0x657C, 0x8028BF90);
-	WREG32(0x6578, 0x10401);
-	WREG32(0x657C, 0x85E08BC0);
-	WREG32(0x6578, 0x10402);
-	WREG32(0x657C, 0x8018BE90);
-	WREG32(0x6578, 0x10500);
-	WREG32(0x657C, 0xBFB8BFB0);
-	WREG32(0x6578, 0x10501);
-	WREG32(0x657C, 0x86C08B40);
-	WREG32(0x6578, 0x10502);
-	WREG32(0x657C, 0x8010BE90);
-	WREG32(0x6578, 0x10600);
-	WREG32(0x657C, 0xBF58BFC8);
-	WREG32(0x6578, 0x10601);
-	WREG32(0x657C, 0x87A08AA0);
-	WREG32(0x6578, 0x10602);
-	WREG32(0x657C, 0x8010BE98);
-	WREG32(0x6578, 0x10700);
-	WREG32(0x657C, 0xBF10BFF0);
-	WREG32(0x6578, 0x10701);
-	WREG32(0x657C, 0x886089E0);
-	WREG32(0x6578, 0x10702);
-	WREG32(0x657C, 0x8018BEB0);
-	WREG32(0x6578, 0x10800);
-	WREG32(0x657C, 0xBED8BFE8);
-	WREG32(0x6578, 0x10801);
-	WREG32(0x657C, 0x89408940);
-	WREG32(0x6578, 0x10802);
-	WREG32(0x657C, 0xBFE8BED8);
-	WREG32(0x6578, 0x20000);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20001);
-	WREG32(0x657C, 0x90008000);
-	WREG32(0x6578, 0x20002);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20003);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20100);
-	WREG32(0x657C, 0x80108000);
-	WREG32(0x6578, 0x20101);
-	WREG32(0x657C, 0x8FE0BF70);
-	WREG32(0x6578, 0x20102);
-	WREG32(0x657C, 0xBFE880C0);
-	WREG32(0x6578, 0x20103);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20200);
-	WREG32(0x657C, 0x8018BFF8);
-	WREG32(0x6578, 0x20201);
-	WREG32(0x657C, 0x8F80BF08);
-	WREG32(0x6578, 0x20202);
-	WREG32(0x657C, 0xBFD081A0);
-	WREG32(0x6578, 0x20203);
-	WREG32(0x657C, 0xBFF88000);
-	WREG32(0x6578, 0x20300);
-	WREG32(0x657C, 0x80188000);
-	WREG32(0x6578, 0x20301);
-	WREG32(0x657C, 0x8EE0BEC0);
-	WREG32(0x6578, 0x20302);
-	WREG32(0x657C, 0xBFB082A0);
-	WREG32(0x6578, 0x20303);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20400);
-	WREG32(0x657C, 0x80188000);
-	WREG32(0x6578, 0x20401);
-	WREG32(0x657C, 0x8E00BEA0);
-	WREG32(0x6578, 0x20402);
-	WREG32(0x657C, 0xBF8883C0);
-	WREG32(0x6578, 0x20403);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x20500);
-	WREG32(0x657C, 0x80188000);
-	WREG32(0x6578, 0x20501);
-	WREG32(0x657C, 0x8D00BE90);
-	WREG32(0x6578, 0x20502);
-	WREG32(0x657C, 0xBF588500);
-	WREG32(0x6578, 0x20503);
-	WREG32(0x657C, 0x80008008);
-	WREG32(0x6578, 0x20600);
-	WREG32(0x657C, 0x80188000);
-	WREG32(0x6578, 0x20601);
-	WREG32(0x657C, 0x8BC0BE98);
-	WREG32(0x6578, 0x20602);
-	WREG32(0x657C, 0xBF308660);
-	WREG32(0x6578, 0x20603);
-	WREG32(0x657C, 0x80008008);
-	WREG32(0x6578, 0x20700);
-	WREG32(0x657C, 0x80108000);
-	WREG32(0x6578, 0x20701);
-	WREG32(0x657C, 0x8A80BEB0);
-	WREG32(0x6578, 0x20702);
-	WREG32(0x657C, 0xBF0087C0);
-	WREG32(0x6578, 0x20703);
-	WREG32(0x657C, 0x80008008);
-	WREG32(0x6578, 0x20800);
-	WREG32(0x657C, 0x80108000);
-	WREG32(0x6578, 0x20801);
-	WREG32(0x657C, 0x8920BED0);
-	WREG32(0x6578, 0x20802);
-	WREG32(0x657C, 0xBED08920);
-	WREG32(0x6578, 0x20803);
-	WREG32(0x657C, 0x80008010);
-	WREG32(0x6578, 0x30000);
-	WREG32(0x657C, 0x90008000);
-	WREG32(0x6578, 0x30001);
-	WREG32(0x657C, 0x80008000);
-	WREG32(0x6578, 0x30100);
-	WREG32(0x657C, 0x8FE0BF90);
-	WREG32(0x6578, 0x30101);
-	WREG32(0x657C, 0xBFF880A0);
-	WREG32(0x6578, 0x30200);
-	WREG32(0x657C, 0x8F60BF40);
-	WREG32(0x6578, 0x30201);
-	WREG32(0x657C, 0xBFE88180);
-	WREG32(0x6578, 0x30300);
-	WREG32(0x657C, 0x8EC0BF00);
-	WREG32(0x6578, 0x30301);
-	WREG32(0x657C, 0xBFC88280);
-	WREG32(0x6578, 0x30400);
-	WREG32(0x657C, 0x8DE0BEE0);
-	WREG32(0x6578, 0x30401);
-	WREG32(0x657C, 0xBFA083A0);
-	WREG32(0x6578, 0x30500);
-	WREG32(0x657C, 0x8CE0BED0);
-	WREG32(0x6578, 0x30501);
-	WREG32(0x657C, 0xBF7884E0);
-	WREG32(0x6578, 0x30600);
-	WREG32(0x657C, 0x8BA0BED8);
-	WREG32(0x6578, 0x30601);
-	WREG32(0x657C, 0xBF508640);
-	WREG32(0x6578, 0x30700);
-	WREG32(0x657C, 0x8A60BEE8);
-	WREG32(0x6578, 0x30701);
-	WREG32(0x657C, 0xBF2087A0);
-	WREG32(0x6578, 0x30800);
-	WREG32(0x657C, 0x8900BF00);
-	WREG32(0x6578, 0x30801);
-	WREG32(0x657C, 0xBF008900);
+void atom_rv515_force_tv_scaler(struct radeon_device *rdev, struct radeon_crtc *crtc)
+{
+	int index_reg = 0x6578 + crtc->crtc_offset;
+	int data_reg = 0x657c + crtc->crtc_offset;
+
+	WREG32(0x659C + crtc->crtc_offset, 0x0);
+	WREG32(0x6594 + crtc->crtc_offset, 0x705);
+	WREG32(0x65A4 + crtc->crtc_offset, 0x10001);
+	WREG32(0x65D8 + crtc->crtc_offset, 0x0);
+	WREG32(0x65B0 + crtc->crtc_offset, 0x0);
+	WREG32(0x65C0 + crtc->crtc_offset, 0x0);
+	WREG32(0x65D4 + crtc->crtc_offset, 0x0);
+	WREG32(index_reg, 0x0);
+	WREG32(data_reg, 0x841880A8);
+	WREG32(index_reg, 0x1);
+	WREG32(data_reg, 0x84208680);
+	WREG32(index_reg, 0x2);
+	WREG32(data_reg, 0xBFF880B0);
+	WREG32(index_reg, 0x100);
+	WREG32(data_reg, 0x83D88088);
+	WREG32(index_reg, 0x101);
+	WREG32(data_reg, 0x84608680);
+	WREG32(index_reg, 0x102);
+	WREG32(data_reg, 0xBFF080D0);
+	WREG32(index_reg, 0x200);
+	WREG32(data_reg, 0x83988068);
+	WREG32(index_reg, 0x201);
+	WREG32(data_reg, 0x84A08680);
+	WREG32(index_reg, 0x202);
+	WREG32(data_reg, 0xBFF080F8);
+	WREG32(index_reg, 0x300);
+	WREG32(data_reg, 0x83588058);
+	WREG32(index_reg, 0x301);
+	WREG32(data_reg, 0x84E08660);
+	WREG32(index_reg, 0x302);
+	WREG32(data_reg, 0xBFF88120);
+	WREG32(index_reg, 0x400);
+	WREG32(data_reg, 0x83188040);
+	WREG32(index_reg, 0x401);
+	WREG32(data_reg, 0x85008660);
+	WREG32(index_reg, 0x402);
+	WREG32(data_reg, 0xBFF88150);
+	WREG32(index_reg, 0x500);
+	WREG32(data_reg, 0x82D88030);
+	WREG32(index_reg, 0x501);
+	WREG32(data_reg, 0x85408640);
+	WREG32(index_reg, 0x502);
+	WREG32(data_reg, 0xBFF88180);
+	WREG32(index_reg, 0x600);
+	WREG32(data_reg, 0x82A08018);
+	WREG32(index_reg, 0x601);
+	WREG32(data_reg, 0x85808620);
+	WREG32(index_reg, 0x602);
+	WREG32(data_reg, 0xBFF081B8);
+	WREG32(index_reg, 0x700);
+	WREG32(data_reg, 0x82608010);
+	WREG32(index_reg, 0x701);
+	WREG32(data_reg, 0x85A08600);
+	WREG32(index_reg, 0x702);
+	WREG32(data_reg, 0x800081F0);
+	WREG32(index_reg, 0x800);
+	WREG32(data_reg, 0x8228BFF8);
+	WREG32(index_reg, 0x801);
+	WREG32(data_reg, 0x85E085E0);
+	WREG32(index_reg, 0x802);
+	WREG32(data_reg, 0xBFF88228);
+	WREG32(index_reg, 0x10000);
+	WREG32(data_reg, 0x82A8BF00);
+	WREG32(index_reg, 0x10001);
+	WREG32(data_reg, 0x82A08CC0);
+	WREG32(index_reg, 0x10002);
+	WREG32(data_reg, 0x8008BEF8);
+	WREG32(index_reg, 0x10100);
+	WREG32(data_reg, 0x81F0BF28);
+	WREG32(index_reg, 0x10101);
+	WREG32(data_reg, 0x83608CA0);
+	WREG32(index_reg, 0x10102);
+	WREG32(data_reg, 0x8018BED0);
+	WREG32(index_reg, 0x10200);
+	WREG32(data_reg, 0x8148BF38);
+	WREG32(index_reg, 0x10201);
+	WREG32(data_reg, 0x84408C80);
+	WREG32(index_reg, 0x10202);
+	WREG32(data_reg, 0x8008BEB8);
+	WREG32(index_reg, 0x10300);
+	WREG32(data_reg, 0x80B0BF78);
+	WREG32(index_reg, 0x10301);
+	WREG32(data_reg, 0x85008C20);
+	WREG32(index_reg, 0x10302);
+	WREG32(data_reg, 0x8020BEA0);
+	WREG32(index_reg, 0x10400);
+	WREG32(data_reg, 0x8028BF90);
+	WREG32(index_reg, 0x10401);
+	WREG32(data_reg, 0x85E08BC0);
+	WREG32(index_reg, 0x10402);
+	WREG32(data_reg, 0x8018BE90);
+	WREG32(index_reg, 0x10500);
+	WREG32(data_reg, 0xBFB8BFB0);
+	WREG32(index_reg, 0x10501);
+	WREG32(data_reg, 0x86C08B40);
+	WREG32(index_reg, 0x10502);
+	WREG32(data_reg, 0x8010BE90);
+	WREG32(index_reg, 0x10600);
+	WREG32(data_reg, 0xBF58BFC8);
+	WREG32(index_reg, 0x10601);
+	WREG32(data_reg, 0x87A08AA0);
+	WREG32(index_reg, 0x10602);
+	WREG32(data_reg, 0x8010BE98);
+	WREG32(index_reg, 0x10700);
+	WREG32(data_reg, 0xBF10BFF0);
+	WREG32(index_reg, 0x10701);
+	WREG32(data_reg, 0x886089E0);
+	WREG32(index_reg, 0x10702);
+	WREG32(data_reg, 0x8018BEB0);
+	WREG32(index_reg, 0x10800);
+	WREG32(data_reg, 0xBED8BFE8);
+	WREG32(index_reg, 0x10801);
+	WREG32(data_reg, 0x89408940);
+	WREG32(index_reg, 0x10802);
+	WREG32(data_reg, 0xBFE8BED8);
+	WREG32(index_reg, 0x20000);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20001);
+	WREG32(data_reg, 0x90008000);
+	WREG32(index_reg, 0x20002);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20003);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20100);
+	WREG32(data_reg, 0x80108000);
+	WREG32(index_reg, 0x20101);
+	WREG32(data_reg, 0x8FE0BF70);
+	WREG32(index_reg, 0x20102);
+	WREG32(data_reg, 0xBFE880C0);
+	WREG32(index_reg, 0x20103);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20200);
+	WREG32(data_reg, 0x8018BFF8);
+	WREG32(index_reg, 0x20201);
+	WREG32(data_reg, 0x8F80BF08);
+	WREG32(index_reg, 0x20202);
+	WREG32(data_reg, 0xBFD081A0);
+	WREG32(index_reg, 0x20203);
+	WREG32(data_reg, 0xBFF88000);
+	WREG32(index_reg, 0x20300);
+	WREG32(data_reg, 0x80188000);
+	WREG32(index_reg, 0x20301);
+	WREG32(data_reg, 0x8EE0BEC0);
+	WREG32(index_reg, 0x20302);
+	WREG32(data_reg, 0xBFB082A0);
+	WREG32(index_reg, 0x20303);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20400);
+	WREG32(data_reg, 0x80188000);
+	WREG32(index_reg, 0x20401);
+	WREG32(data_reg, 0x8E00BEA0);
+	WREG32(index_reg, 0x20402);
+	WREG32(data_reg, 0xBF8883C0);
+	WREG32(index_reg, 0x20403);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x20500);
+	WREG32(data_reg, 0x80188000);
+	WREG32(index_reg, 0x20501);
+	WREG32(data_reg, 0x8D00BE90);
+	WREG32(index_reg, 0x20502);
+	WREG32(data_reg, 0xBF588500);
+	WREG32(index_reg, 0x20503);
+	WREG32(data_reg, 0x80008008);
+	WREG32(index_reg, 0x20600);
+	WREG32(data_reg, 0x80188000);
+	WREG32(index_reg, 0x20601);
+	WREG32(data_reg, 0x8BC0BE98);
+	WREG32(index_reg, 0x20602);
+	WREG32(data_reg, 0xBF308660);
+	WREG32(index_reg, 0x20603);
+	WREG32(data_reg, 0x80008008);
+	WREG32(index_reg, 0x20700);
+	WREG32(data_reg, 0x80108000);
+	WREG32(index_reg, 0x20701);
+	WREG32(data_reg, 0x8A80BEB0);
+	WREG32(index_reg, 0x20702);
+	WREG32(data_reg, 0xBF0087C0);
+	WREG32(index_reg, 0x20703);
+	WREG32(data_reg, 0x80008008);
+	WREG32(index_reg, 0x20800);
+	WREG32(data_reg, 0x80108000);
+	WREG32(index_reg, 0x20801);
+	WREG32(data_reg, 0x8920BED0);
+	WREG32(index_reg, 0x20802);
+	WREG32(data_reg, 0xBED08920);
+	WREG32(index_reg, 0x20803);
+	WREG32(data_reg, 0x80008010);
+	WREG32(index_reg, 0x30000);
+	WREG32(data_reg, 0x90008000);
+	WREG32(index_reg, 0x30001);
+	WREG32(data_reg, 0x80008000);
+	WREG32(index_reg, 0x30100);
+	WREG32(data_reg, 0x8FE0BF90);
+	WREG32(index_reg, 0x30101);
+	WREG32(data_reg, 0xBFF880A0);
+	WREG32(index_reg, 0x30200);
+	WREG32(data_reg, 0x8F60BF40);
+	WREG32(index_reg, 0x30201);
+	WREG32(data_reg, 0xBFE88180);
+	WREG32(index_reg, 0x30300);
+	WREG32(data_reg, 0x8EC0BF00);
+	WREG32(index_reg, 0x30301);
+	WREG32(data_reg, 0xBFC88280);
+	WREG32(index_reg, 0x30400);
+	WREG32(data_reg, 0x8DE0BEE0);
+	WREG32(index_reg, 0x30401);
+	WREG32(data_reg, 0xBFA083A0);
+	WREG32(index_reg, 0x30500);
+	WREG32(data_reg, 0x8CE0BED0);
+	WREG32(index_reg, 0x30501);
+	WREG32(data_reg, 0xBF7884E0);
+	WREG32(index_reg, 0x30600);
+	WREG32(data_reg, 0x8BA0BED8);
+	WREG32(index_reg, 0x30601);
+	WREG32(data_reg, 0xBF508640);
+	WREG32(index_reg, 0x30700);
+	WREG32(data_reg, 0x8A60BEE8);
+	WREG32(index_reg, 0x30701);
+	WREG32(data_reg, 0xBF2087A0);
+	WREG32(index_reg, 0x30800);
+	WREG32(data_reg, 0x8900BF00);
+	WREG32(index_reg, 0x30801);
+	WREG32(data_reg, 0xBF008900);
 }
 
 struct rv515_watermark {
diff --git a/drivers/gpu/drm/radeon/rv515d.h b/drivers/gpu/drm/radeon/rv515d.h
new file mode 100644
index 000000000000..fc216e49384d
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rv515d.h
@@ -0,0 +1,603 @@
+/*
+ * Copyright 2008 Advanced Micro Devices, Inc.
+ * Copyright 2008 Red Hat Inc.
+ * Copyright 2009 Jerome Glisse.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef __RV515D_H__
+#define __RV515D_H__
+
+/*
+ * RV515 registers
+ */
+#define PCIE_INDEX			0x0030
+#define PCIE_DATA			0x0034
+#define	MC_IND_INDEX			0x0070
+#define		MC_IND_WR_EN				(1 << 24)
+#define	MC_IND_DATA			0x0074
+#define	RBBM_SOFT_RESET			0x00F0
+#define	CONFIG_MEMSIZE			0x00F8
+#define HDP_FB_LOCATION			0x0134
+#define	CP_CSQ_CNTL			0x0740
+#define	CP_CSQ_MODE			0x0744
+#define	CP_CSQ_ADDR			0x07F0
+#define	CP_CSQ_DATA			0x07F4
+#define	CP_CSQ_STAT			0x07F8
+#define	CP_CSQ2_STAT			0x07FC
+#define	RBBM_STATUS			0x0E40
+#define	DST_PIPE_CONFIG			0x170C
+#define	WAIT_UNTIL			0x1720
+#define		WAIT_2D_IDLE				(1 << 14)
+#define		WAIT_3D_IDLE				(1 << 15)
+#define		WAIT_2D_IDLECLEAN			(1 << 16)
+#define		WAIT_3D_IDLECLEAN			(1 << 17)
+#define	ISYNC_CNTL			0x1724
+#define		ISYNC_ANY2D_IDLE3D			(1 << 0)
+#define		ISYNC_ANY3D_IDLE2D			(1 << 1)
+#define		ISYNC_TRIG2D_IDLE3D			(1 << 2)
+#define		ISYNC_TRIG3D_IDLE2D			(1 << 3)
+#define		ISYNC_WAIT_IDLEGUI			(1 << 4)
+#define		ISYNC_CPSCRATCH_IDLEGUI			(1 << 5)
+#define	VAP_INDEX_OFFSET		0x208C
+#define	VAP_PVS_STATE_FLUSH_REG		0x2284
+#define	GB_ENABLE			0x4008
+#define	GB_MSPOS0			0x4010
+#define		MS_X0_SHIFT				0
+#define		MS_Y0_SHIFT				4
+#define		MS_X1_SHIFT				8
+#define		MS_Y1_SHIFT				12
+#define		MS_X2_SHIFT				16
+#define		MS_Y2_SHIFT				20
+#define		MSBD0_Y_SHIFT				24
+#define		MSBD0_X_SHIFT				28
+#define	GB_MSPOS1			0x4014
+#define		MS_X3_SHIFT				0
+#define		MS_Y3_SHIFT				4
+#define		MS_X4_SHIFT				8
+#define		MS_Y4_SHIFT				12
+#define		MS_X5_SHIFT				16
+#define		MS_Y5_SHIFT				20
+#define		MSBD1_SHIFT				24
+#define GB_TILE_CONFIG			0x4018
+#define		ENABLE_TILING				(1 << 0)
+#define		PIPE_COUNT_MASK				0x0000000E
+#define		PIPE_COUNT_SHIFT			1
+#define		TILE_SIZE_8				(0 << 4)
+#define		TILE_SIZE_16				(1 << 4)
+#define		TILE_SIZE_32				(2 << 4)
+#define		SUBPIXEL_1_12				(0 << 16)
+#define		SUBPIXEL_1_16				(1 << 16)
+#define	GB_SELECT			0x401C
+#define	GB_AA_CONFIG			0x4020
+#define	GB_PIPE_SELECT			0x402C
+#define	GA_ENHANCE			0x4274
+#define		GA_DEADLOCK_CNTL			(1 << 0)
+#define		GA_FASTSYNC_CNTL			(1 << 1)
+#define	GA_POLY_MODE			0x4288
+#define		FRONT_PTYPE_POINT			(0 << 4)
+#define		FRONT_PTYPE_LINE			(1 << 4)
+#define		FRONT_PTYPE_TRIANGE			(2 << 4)
+#define		BACK_PTYPE_POINT			(0 << 7)
+#define		BACK_PTYPE_LINE				(1 << 7)
+#define		BACK_PTYPE_TRIANGE			(2 << 7)
+#define	GA_ROUND_MODE			0x428C
+#define		GEOMETRY_ROUND_TRUNC			(0 << 0)
+#define		GEOMETRY_ROUND_NEAREST			(1 << 0)
+#define		COLOR_ROUND_TRUNC			(0 << 2)
+#define		COLOR_ROUND_NEAREST			(1 << 2)
+#define	SU_REG_DEST			0x42C8
+#define	RB3D_DSTCACHE_CTLSTAT		0x4E4C
+#define		RB3D_DC_FLUSH				(2 << 0)
+#define		RB3D_DC_FREE				(2 << 2)
+#define		RB3D_DC_FINISH				(1 << 4)
+#define ZB_ZCACHE_CTLSTAT		0x4F18
+#define		ZC_FLUSH				(1 << 0)
+#define		ZC_FREE					(1 << 1)
+#define DC_LB_MEMORY_SPLIT		0x6520
+#define		DC_LB_MEMORY_SPLIT_MASK			0x00000003
+#define		DC_LB_MEMORY_SPLIT_SHIFT		0
+#define		DC_LB_MEMORY_SPLIT_D1HALF_D2HALF	0
+#define		DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q		1
+#define		DC_LB_MEMORY_SPLIT_D1_ONLY		2
+#define		DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q		3
+#define		DC_LB_MEMORY_SPLIT_SHIFT_MODE		(1 << 2)
+#define		DC_LB_DISP1_END_ADR_SHIFT		4
+#define		DC_LB_DISP1_END_ADR_MASK		0x00007FF0
+#define D1MODE_PRIORITY_A_CNT		0x6548
+#define		MODE_PRIORITY_MARK_MASK			0x00007FFF
+#define		MODE_PRIORITY_OFF			(1 << 16)
+#define		MODE_PRIORITY_ALWAYS_ON			(1 << 20)
+#define		MODE_PRIORITY_FORCE_MASK		(1 << 24)
+#define D1MODE_PRIORITY_B_CNT		0x654C
+#define LB_MAX_REQ_OUTSTANDING		0x6D58
+#define		LB_D1_MAX_REQ_OUTSTANDING_MASK		0x0000000F
+#define		LB_D1_MAX_REQ_OUTSTANDING_SHIFT		0
+#define		LB_D2_MAX_REQ_OUTSTANDING_MASK		0x000F0000
+#define		LB_D2_MAX_REQ_OUTSTANDING_SHIFT		16
+#define D2MODE_PRIORITY_A_CNT		0x6D48
+#define D2MODE_PRIORITY_B_CNT		0x6D4C
+
+/* ix[MC] registers */
+#define MC_FB_LOCATION			0x01
+#define		MC_FB_START_MASK			0x0000FFFF
+#define		MC_FB_START_SHIFT			0
+#define		MC_FB_TOP_MASK				0xFFFF0000
+#define		MC_FB_TOP_SHIFT				16
+#define MC_AGP_LOCATION			0x02
+#define		MC_AGP_START_MASK			0x0000FFFF
+#define		MC_AGP_START_SHIFT			0
+#define		MC_AGP_TOP_MASK				0xFFFF0000
+#define		MC_AGP_TOP_SHIFT			16
+#define MC_AGP_BASE			0x03
+#define MC_AGP_BASE_2			0x04
+#define	MC_CNTL				0x5
+#define		MEM_NUM_CHANNELS_MASK			0x00000003
+#define	MC_STATUS			0x08
+#define		MC_STATUS_IDLE				(1 << 4)
+#define	MC_MISC_LAT_TIMER		0x09
+#define		MC_CPR_INIT_LAT_MASK			0x0000000F
+#define		MC_VF_INIT_LAT_MASK			0x000000F0
+#define		MC_DISP0R_INIT_LAT_MASK			0x00000F00
+#define		MC_DISP0R_INIT_LAT_SHIFT		8
+#define		MC_DISP1R_INIT_LAT_MASK			0x0000F000
+#define		MC_DISP1R_INIT_LAT_SHIFT		12
+#define		MC_FIXED_INIT_LAT_MASK			0x000F0000
+#define		MC_E2R_INIT_LAT_MASK			0x00F00000
+#define		SAME_PAGE_PRIO_MASK			0x0F000000
+#define		MC_GLOBW_INIT_LAT_MASK			0xF0000000
+
+
+/*
+ * PM4 packet
+ */
+#define CP_PACKET0			0x00000000
+#define		PACKET0_BASE_INDEX_SHIFT	0
+#define		PACKET0_BASE_INDEX_MASK		(0x1ffff << 0)
+#define		PACKET0_COUNT_SHIFT		16
+#define		PACKET0_COUNT_MASK		(0x3fff << 16)
+#define CP_PACKET1			0x40000000
+#define CP_PACKET2			0x80000000
+#define		PACKET2_PAD_SHIFT		0
+#define		PACKET2_PAD_MASK		(0x3fffffff << 0)
+#define CP_PACKET3			0xC0000000
+#define		PACKET3_IT_OPCODE_SHIFT		8
+#define		PACKET3_IT_OPCODE_MASK		(0xff << 8)
+#define		PACKET3_COUNT_SHIFT		16
+#define		PACKET3_COUNT_MASK		(0x3fff << 16)
+/* PACKET3 op code */
+#define		PACKET3_NOP			0x10
+#define		PACKET3_3D_DRAW_VBUF		0x28
+#define		PACKET3_3D_DRAW_IMMD		0x29
+#define		PACKET3_3D_DRAW_INDX		0x2A
+#define		PACKET3_3D_LOAD_VBPNTR		0x2F
+#define		PACKET3_INDX_BUFFER		0x33
+#define		PACKET3_3D_DRAW_VBUF_2		0x34
+#define		PACKET3_3D_DRAW_IMMD_2		0x35
+#define		PACKET3_3D_DRAW_INDX_2		0x36
+#define		PACKET3_BITBLT_MULTI		0x9B
+
+#define PACKET0(reg, n)	(CP_PACKET0 |					\
+			 REG_SET(PACKET0_BASE_INDEX, (reg) >> 2) |	\
+			 REG_SET(PACKET0_COUNT, (n)))
+#define PACKET2(v)	(CP_PACKET2 | REG_SET(PACKET2_PAD, (v)))
+#define PACKET3(op, n)	(CP_PACKET3 |					\
+			 REG_SET(PACKET3_IT_OPCODE, (op)) |		\
+			 REG_SET(PACKET3_COUNT, (n)))
+
+#define	PACKET_TYPE0	0
+#define	PACKET_TYPE1	1
+#define	PACKET_TYPE2	2
+#define	PACKET_TYPE3	3
+
+#define CP_PACKET_GET_TYPE(h) (((h) >> 30) & 3)
+#define CP_PACKET_GET_COUNT(h) (((h) >> 16) & 0x3FFF)
+#define CP_PACKET0_GET_REG(h) (((h) & 0x1FFF) << 2)
+#define CP_PACKET0_GET_ONE_REG_WR(h) (((h) >> 15) & 1)
+#define CP_PACKET3_GET_OPCODE(h) (((h) >> 8) & 0xFF)
+
+/* Registers */
+#define R_0000F8_CONFIG_MEMSIZE                      0x0000F8
+#define   S_0000F8_CONFIG_MEMSIZE(x)                   (((x) & 0xFFFFFFFF) << 0)
+#define   G_0000F8_CONFIG_MEMSIZE(x)                   (((x) >> 0) & 0xFFFFFFFF)
+#define   C_0000F8_CONFIG_MEMSIZE                      0x00000000
+#define R_000134_HDP_FB_LOCATION                     0x000134
+#define   S_000134_HDP_FB_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000134_HDP_FB_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000134_HDP_FB_START                        0xFFFF0000
+#define R_000300_VGA_RENDER_CONTROL                  0x000300
+#define   S_000300_VGA_BLINK_RATE(x)                   (((x) & 0x1F) << 0)
+#define   G_000300_VGA_BLINK_RATE(x)                   (((x) >> 0) & 0x1F)
+#define   C_000300_VGA_BLINK_RATE                      0xFFFFFFE0
+#define   S_000300_VGA_BLINK_MODE(x)                   (((x) & 0x3) << 5)
+#define   G_000300_VGA_BLINK_MODE(x)                   (((x) >> 5) & 0x3)
+#define   C_000300_VGA_BLINK_MODE                      0xFFFFFF9F
+#define   S_000300_VGA_CURSOR_BLINK_INVERT(x)          (((x) & 0x1) << 7)
+#define   G_000300_VGA_CURSOR_BLINK_INVERT(x)          (((x) >> 7) & 0x1)
+#define   C_000300_VGA_CURSOR_BLINK_INVERT             0xFFFFFF7F
+#define   S_000300_VGA_EXTD_ADDR_COUNT_ENABLE(x)       (((x) & 0x1) << 8)
+#define   G_000300_VGA_EXTD_ADDR_COUNT_ENABLE(x)       (((x) >> 8) & 0x1)
+#define   C_000300_VGA_EXTD_ADDR_COUNT_ENABLE          0xFFFFFEFF
+#define   S_000300_VGA_VSTATUS_CNTL(x)                 (((x) & 0x3) << 16)
+#define   G_000300_VGA_VSTATUS_CNTL(x)                 (((x) >> 16) & 0x3)
+#define   C_000300_VGA_VSTATUS_CNTL                    0xFFFCFFFF
+#define   S_000300_VGA_LOCK_8DOT(x)                    (((x) & 0x1) << 24)
+#define   G_000300_VGA_LOCK_8DOT(x)                    (((x) >> 24) & 0x1)
+#define   C_000300_VGA_LOCK_8DOT                       0xFEFFFFFF
+#define   S_000300_VGAREG_LINECMP_COMPATIBILITY_SEL(x) (((x) & 0x1) << 25)
+#define   G_000300_VGAREG_LINECMP_COMPATIBILITY_SEL(x) (((x) >> 25) & 0x1)
+#define   C_000300_VGAREG_LINECMP_COMPATIBILITY_SEL    0xFDFFFFFF
+#define R_000310_VGA_MEMORY_BASE_ADDRESS             0x000310
+#define   S_000310_VGA_MEMORY_BASE_ADDRESS(x)          (((x) & 0xFFFFFFFF) << 0)
+#define   G_000310_VGA_MEMORY_BASE_ADDRESS(x)          (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000310_VGA_MEMORY_BASE_ADDRESS             0x00000000
+#define R_000328_VGA_HDP_CONTROL                     0x000328
+#define   S_000328_VGA_MEM_PAGE_SELECT_EN(x)           (((x) & 0x1) << 0)
+#define   G_000328_VGA_MEM_PAGE_SELECT_EN(x)           (((x) >> 0) & 0x1)
+#define   C_000328_VGA_MEM_PAGE_SELECT_EN              0xFFFFFFFE
+#define   S_000328_VGA_RBBM_LOCK_DISABLE(x)            (((x) & 0x1) << 8)
+#define   G_000328_VGA_RBBM_LOCK_DISABLE(x)            (((x) >> 8) & 0x1)
+#define   C_000328_VGA_RBBM_LOCK_DISABLE               0xFFFFFEFF
+#define   S_000328_VGA_SOFT_RESET(x)                   (((x) & 0x1) << 16)
+#define   G_000328_VGA_SOFT_RESET(x)                   (((x) >> 16) & 0x1)
+#define   C_000328_VGA_SOFT_RESET                      0xFFFEFFFF
+#define   S_000328_VGA_TEST_RESET_CONTROL(x)           (((x) & 0x1) << 24)
+#define   G_000328_VGA_TEST_RESET_CONTROL(x)           (((x) >> 24) & 0x1)
+#define   C_000328_VGA_TEST_RESET_CONTROL              0xFEFFFFFF
+#define R_000330_D1VGA_CONTROL                       0x000330
+#define   S_000330_D1VGA_MODE_ENABLE(x)                (((x) & 0x1) << 0)
+#define   G_000330_D1VGA_MODE_ENABLE(x)                (((x) >> 0) & 0x1)
+#define   C_000330_D1VGA_MODE_ENABLE                   0xFFFFFFFE
+#define   S_000330_D1VGA_TIMING_SELECT(x)              (((x) & 0x1) << 8)
+#define   G_000330_D1VGA_TIMING_SELECT(x)              (((x) >> 8) & 0x1)
+#define   C_000330_D1VGA_TIMING_SELECT                 0xFFFFFEFF
+#define   S_000330_D1VGA_SYNC_POLARITY_SELECT(x)       (((x) & 0x1) << 9)
+#define   G_000330_D1VGA_SYNC_POLARITY_SELECT(x)       (((x) >> 9) & 0x1)
+#define   C_000330_D1VGA_SYNC_POLARITY_SELECT          0xFFFFFDFF
+#define   S_000330_D1VGA_OVERSCAN_TIMING_SELECT(x)     (((x) & 0x1) << 10)
+#define   G_000330_D1VGA_OVERSCAN_TIMING_SELECT(x)     (((x) >> 10) & 0x1)
+#define   C_000330_D1VGA_OVERSCAN_TIMING_SELECT        0xFFFFFBFF
+#define   S_000330_D1VGA_OVERSCAN_COLOR_EN(x)          (((x) & 0x1) << 16)
+#define   G_000330_D1VGA_OVERSCAN_COLOR_EN(x)          (((x) >> 16) & 0x1)
+#define   C_000330_D1VGA_OVERSCAN_COLOR_EN             0xFFFEFFFF
+#define   S_000330_D1VGA_ROTATE(x)                     (((x) & 0x3) << 24)
+#define   G_000330_D1VGA_ROTATE(x)                     (((x) >> 24) & 0x3)
+#define   C_000330_D1VGA_ROTATE                        0xFCFFFFFF
+#define R_000338_D2VGA_CONTROL                       0x000338
+#define   S_000338_D2VGA_MODE_ENABLE(x)                (((x) & 0x1) << 0)
+#define   G_000338_D2VGA_MODE_ENABLE(x)                (((x) >> 0) & 0x1)
+#define   C_000338_D2VGA_MODE_ENABLE                   0xFFFFFFFE
+#define   S_000338_D2VGA_TIMING_SELECT(x)              (((x) & 0x1) << 8)
+#define   G_000338_D2VGA_TIMING_SELECT(x)              (((x) >> 8) & 0x1)
+#define   C_000338_D2VGA_TIMING_SELECT                 0xFFFFFEFF
+#define   S_000338_D2VGA_SYNC_POLARITY_SELECT(x)       (((x) & 0x1) << 9)
+#define   G_000338_D2VGA_SYNC_POLARITY_SELECT(x)       (((x) >> 9) & 0x1)
+#define   C_000338_D2VGA_SYNC_POLARITY_SELECT          0xFFFFFDFF
+#define   S_000338_D2VGA_OVERSCAN_TIMING_SELECT(x)     (((x) & 0x1) << 10)
+#define   G_000338_D2VGA_OVERSCAN_TIMING_SELECT(x)     (((x) >> 10) & 0x1)
+#define   C_000338_D2VGA_OVERSCAN_TIMING_SELECT        0xFFFFFBFF
+#define   S_000338_D2VGA_OVERSCAN_COLOR_EN(x)          (((x) & 0x1) << 16)
+#define   G_000338_D2VGA_OVERSCAN_COLOR_EN(x)          (((x) >> 16) & 0x1)
+#define   C_000338_D2VGA_OVERSCAN_COLOR_EN             0xFFFEFFFF
+#define   S_000338_D2VGA_ROTATE(x)                     (((x) & 0x3) << 24)
+#define   G_000338_D2VGA_ROTATE(x)                     (((x) >> 24) & 0x3)
+#define   C_000338_D2VGA_ROTATE                        0xFCFFFFFF
+#define R_0007C0_CP_STAT                             0x0007C0
+#define   S_0007C0_MRU_BUSY(x)                         (((x) & 0x1) << 0)
+#define   G_0007C0_MRU_BUSY(x)                         (((x) >> 0) & 0x1)
+#define   C_0007C0_MRU_BUSY                            0xFFFFFFFE
+#define   S_0007C0_MWU_BUSY(x)                         (((x) & 0x1) << 1)
+#define   G_0007C0_MWU_BUSY(x)                         (((x) >> 1) & 0x1)
+#define   C_0007C0_MWU_BUSY                            0xFFFFFFFD
+#define   S_0007C0_RSIU_BUSY(x)                        (((x) & 0x1) << 2)
+#define   G_0007C0_RSIU_BUSY(x)                        (((x) >> 2) & 0x1)
+#define   C_0007C0_RSIU_BUSY                           0xFFFFFFFB
+#define   S_0007C0_RCIU_BUSY(x)                        (((x) & 0x1) << 3)
+#define   G_0007C0_RCIU_BUSY(x)                        (((x) >> 3) & 0x1)
+#define   C_0007C0_RCIU_BUSY                           0xFFFFFFF7
+#define   S_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) & 0x1) << 9)
+#define   G_0007C0_CSF_PRIMARY_BUSY(x)                 (((x) >> 9) & 0x1)
+#define   C_0007C0_CSF_PRIMARY_BUSY                    0xFFFFFDFF
+#define   S_0007C0_CSF_INDIRECT_BUSY(x)                (((x) & 0x1) << 10)
+#define   G_0007C0_CSF_INDIRECT_BUSY(x)                (((x) >> 10) & 0x1)
+#define   C_0007C0_CSF_INDIRECT_BUSY                   0xFFFFFBFF
+#define   S_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) & 0x1) << 11)
+#define   G_0007C0_CSQ_PRIMARY_BUSY(x)                 (((x) >> 11) & 0x1)
+#define   C_0007C0_CSQ_PRIMARY_BUSY                    0xFFFFF7FF
+#define   S_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) & 0x1) << 12)
+#define   G_0007C0_CSQ_INDIRECT_BUSY(x)                (((x) >> 12) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT_BUSY                   0xFFFFEFFF
+#define   S_0007C0_CSI_BUSY(x)                         (((x) & 0x1) << 13)
+#define   G_0007C0_CSI_BUSY(x)                         (((x) >> 13) & 0x1)
+#define   C_0007C0_CSI_BUSY                            0xFFFFDFFF
+#define   S_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) & 0x1) << 14)
+#define   G_0007C0_CSF_INDIRECT2_BUSY(x)               (((x) >> 14) & 0x1)
+#define   C_0007C0_CSF_INDIRECT2_BUSY                  0xFFFFBFFF
+#define   S_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) & 0x1) << 15)
+#define   G_0007C0_CSQ_INDIRECT2_BUSY(x)               (((x) >> 15) & 0x1)
+#define   C_0007C0_CSQ_INDIRECT2_BUSY                  0xFFFF7FFF
+#define   S_0007C0_GUIDMA_BUSY(x)                      (((x) & 0x1) << 28)
+#define   G_0007C0_GUIDMA_BUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_0007C0_GUIDMA_BUSY                         0xEFFFFFFF
+#define   S_0007C0_VIDDMA_BUSY(x)                      (((x) & 0x1) << 29)
+#define   G_0007C0_VIDDMA_BUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_0007C0_VIDDMA_BUSY                         0xDFFFFFFF
+#define   S_0007C0_CMDSTRM_BUSY(x)                     (((x) & 0x1) << 30)
+#define   G_0007C0_CMDSTRM_BUSY(x)                     (((x) >> 30) & 0x1)
+#define   C_0007C0_CMDSTRM_BUSY                        0xBFFFFFFF
+#define   S_0007C0_CP_BUSY(x)                          (((x) & 0x1) << 31)
+#define   G_0007C0_CP_BUSY(x)                          (((x) >> 31) & 0x1)
+#define   C_0007C0_CP_BUSY                             0x7FFFFFFF
+#define R_000E40_RBBM_STATUS                         0x000E40
+#define   S_000E40_CMDFIFO_AVAIL(x)                    (((x) & 0x7F) << 0)
+#define   G_000E40_CMDFIFO_AVAIL(x)                    (((x) >> 0) & 0x7F)
+#define   C_000E40_CMDFIFO_AVAIL                       0xFFFFFF80
+#define   S_000E40_HIRQ_ON_RBB(x)                      (((x) & 0x1) << 8)
+#define   G_000E40_HIRQ_ON_RBB(x)                      (((x) >> 8) & 0x1)
+#define   C_000E40_HIRQ_ON_RBB                         0xFFFFFEFF
+#define   S_000E40_CPRQ_ON_RBB(x)                      (((x) & 0x1) << 9)
+#define   G_000E40_CPRQ_ON_RBB(x)                      (((x) >> 9) & 0x1)
+#define   C_000E40_CPRQ_ON_RBB                         0xFFFFFDFF
+#define   S_000E40_CFRQ_ON_RBB(x)                      (((x) & 0x1) << 10)
+#define   G_000E40_CFRQ_ON_RBB(x)                      (((x) >> 10) & 0x1)
+#define   C_000E40_CFRQ_ON_RBB                         0xFFFFFBFF
+#define   S_000E40_HIRQ_IN_RTBUF(x)                    (((x) & 0x1) << 11)
+#define   G_000E40_HIRQ_IN_RTBUF(x)                    (((x) >> 11) & 0x1)
+#define   C_000E40_HIRQ_IN_RTBUF                       0xFFFFF7FF
+#define   S_000E40_CPRQ_IN_RTBUF(x)                    (((x) & 0x1) << 12)
+#define   G_000E40_CPRQ_IN_RTBUF(x)                    (((x) >> 12) & 0x1)
+#define   C_000E40_CPRQ_IN_RTBUF                       0xFFFFEFFF
+#define   S_000E40_CFRQ_IN_RTBUF(x)                    (((x) & 0x1) << 13)
+#define   G_000E40_CFRQ_IN_RTBUF(x)                    (((x) >> 13) & 0x1)
+#define   C_000E40_CFRQ_IN_RTBUF                       0xFFFFDFFF
+#define   S_000E40_CF_PIPE_BUSY(x)                     (((x) & 0x1) << 14)
+#define   G_000E40_CF_PIPE_BUSY(x)                     (((x) >> 14) & 0x1)
+#define   C_000E40_CF_PIPE_BUSY                        0xFFFFBFFF
+#define   S_000E40_ENG_EV_BUSY(x)                      (((x) & 0x1) << 15)
+#define   G_000E40_ENG_EV_BUSY(x)                      (((x) >> 15) & 0x1)
+#define   C_000E40_ENG_EV_BUSY                         0xFFFF7FFF
+#define   S_000E40_CP_CMDSTRM_BUSY(x)                  (((x) & 0x1) << 16)
+#define   G_000E40_CP_CMDSTRM_BUSY(x)                  (((x) >> 16) & 0x1)
+#define   C_000E40_CP_CMDSTRM_BUSY                     0xFFFEFFFF
+#define   S_000E40_E2_BUSY(x)                          (((x) & 0x1) << 17)
+#define   G_000E40_E2_BUSY(x)                          (((x) >> 17) & 0x1)
+#define   C_000E40_E2_BUSY                             0xFFFDFFFF
+#define   S_000E40_RB2D_BUSY(x)                        (((x) & 0x1) << 18)
+#define   G_000E40_RB2D_BUSY(x)                        (((x) >> 18) & 0x1)
+#define   C_000E40_RB2D_BUSY                           0xFFFBFFFF
+#define   S_000E40_RB3D_BUSY(x)                        (((x) & 0x1) << 19)
+#define   G_000E40_RB3D_BUSY(x)                        (((x) >> 19) & 0x1)
+#define   C_000E40_RB3D_BUSY                           0xFFF7FFFF
+#define   S_000E40_VAP_BUSY(x)                         (((x) & 0x1) << 20)
+#define   G_000E40_VAP_BUSY(x)                         (((x) >> 20) & 0x1)
+#define   C_000E40_VAP_BUSY                            0xFFEFFFFF
+#define   S_000E40_RE_BUSY(x)                          (((x) & 0x1) << 21)
+#define   G_000E40_RE_BUSY(x)                          (((x) >> 21) & 0x1)
+#define   C_000E40_RE_BUSY                             0xFFDFFFFF
+#define   S_000E40_TAM_BUSY(x)                         (((x) & 0x1) << 22)
+#define   G_000E40_TAM_BUSY(x)                         (((x) >> 22) & 0x1)
+#define   C_000E40_TAM_BUSY                            0xFFBFFFFF
+#define   S_000E40_TDM_BUSY(x)                         (((x) & 0x1) << 23)
+#define   G_000E40_TDM_BUSY(x)                         (((x) >> 23) & 0x1)
+#define   C_000E40_TDM_BUSY                            0xFF7FFFFF
+#define   S_000E40_PB_BUSY(x)                          (((x) & 0x1) << 24)
+#define   G_000E40_PB_BUSY(x)                          (((x) >> 24) & 0x1)
+#define   C_000E40_PB_BUSY                             0xFEFFFFFF
+#define   S_000E40_TIM_BUSY(x)                         (((x) & 0x1) << 25)
+#define   G_000E40_TIM_BUSY(x)                         (((x) >> 25) & 0x1)
+#define   C_000E40_TIM_BUSY                            0xFDFFFFFF
+#define   S_000E40_GA_BUSY(x)                          (((x) & 0x1) << 26)
+#define   G_000E40_GA_BUSY(x)                          (((x) >> 26) & 0x1)
+#define   C_000E40_GA_BUSY                             0xFBFFFFFF
+#define   S_000E40_CBA2D_BUSY(x)                       (((x) & 0x1) << 27)
+#define   G_000E40_CBA2D_BUSY(x)                       (((x) >> 27) & 0x1)
+#define   C_000E40_CBA2D_BUSY                          0xF7FFFFFF
+#define   S_000E40_RBBM_HIBUSY(x)                      (((x) & 0x1) << 28)
+#define   G_000E40_RBBM_HIBUSY(x)                      (((x) >> 28) & 0x1)
+#define   C_000E40_RBBM_HIBUSY                         0xEFFFFFFF
+#define   S_000E40_SKID_CFBUSY(x)                      (((x) & 0x1) << 29)
+#define   G_000E40_SKID_CFBUSY(x)                      (((x) >> 29) & 0x1)
+#define   C_000E40_SKID_CFBUSY                         0xDFFFFFFF
+#define   S_000E40_VAP_VF_BUSY(x)                      (((x) & 0x1) << 30)
+#define   G_000E40_VAP_VF_BUSY(x)                      (((x) >> 30) & 0x1)
+#define   C_000E40_VAP_VF_BUSY                         0xBFFFFFFF
+#define   S_000E40_GUI_ACTIVE(x)                       (((x) & 0x1) << 31)
+#define   G_000E40_GUI_ACTIVE(x)                       (((x) >> 31) & 0x1)
+#define   C_000E40_GUI_ACTIVE                          0x7FFFFFFF
+#define R_006080_D1CRTC_CONTROL                      0x006080
+#define   S_006080_D1CRTC_MASTER_EN(x)                 (((x) & 0x1) << 0)
+#define   G_006080_D1CRTC_MASTER_EN(x)                 (((x) >> 0) & 0x1)
+#define   C_006080_D1CRTC_MASTER_EN                    0xFFFFFFFE
+#define   S_006080_D1CRTC_SYNC_RESET_SEL(x)            (((x) & 0x1) << 4)
+#define   G_006080_D1CRTC_SYNC_RESET_SEL(x)            (((x) >> 4) & 0x1)
+#define   C_006080_D1CRTC_SYNC_RESET_SEL               0xFFFFFFEF
+#define   S_006080_D1CRTC_DISABLE_POINT_CNTL(x)        (((x) & 0x3) << 8)
+#define   G_006080_D1CRTC_DISABLE_POINT_CNTL(x)        (((x) >> 8) & 0x3)
+#define   C_006080_D1CRTC_DISABLE_POINT_CNTL           0xFFFFFCFF
+#define   S_006080_D1CRTC_CURRENT_MASTER_EN_STATE(x)   (((x) & 0x1) << 16)
+#define   G_006080_D1CRTC_CURRENT_MASTER_EN_STATE(x)   (((x) >> 16) & 0x1)
+#define   C_006080_D1CRTC_CURRENT_MASTER_EN_STATE      0xFFFEFFFF
+#define   S_006080_D1CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) & 0x1) << 24)
+#define   G_006080_D1CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) >> 24) & 0x1)
+#define   C_006080_D1CRTC_DISP_READ_REQUEST_DISABLE    0xFEFFFFFF
+#define R_0060E8_D1CRTC_UPDATE_LOCK                  0x0060E8
+#define   S_0060E8_D1CRTC_UPDATE_LOCK(x)               (((x) & 0x1) << 0)
+#define   G_0060E8_D1CRTC_UPDATE_LOCK(x)               (((x) >> 0) & 0x1)
+#define   C_0060E8_D1CRTC_UPDATE_LOCK                  0xFFFFFFFE
+#define R_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS      0x006110
+#define   S_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS(x)   (((x) & 0xFFFFFFFF) << 0)
+#define   G_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS(x)   (((x) >> 0) & 0xFFFFFFFF)
+#define   C_006110_D1GRPH_PRIMARY_SURFACE_ADDRESS      0x00000000
+#define R_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS    0x006118
+#define   S_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0)
+#define   G_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF)
+#define   C_006118_D1GRPH_SECONDARY_SURFACE_ADDRESS    0x00000000
+#define R_006880_D2CRTC_CONTROL                      0x006880
+#define   S_006880_D2CRTC_MASTER_EN(x)                 (((x) & 0x1) << 0)
+#define   G_006880_D2CRTC_MASTER_EN(x)                 (((x) >> 0) & 0x1)
+#define   C_006880_D2CRTC_MASTER_EN                    0xFFFFFFFE
+#define   S_006880_D2CRTC_SYNC_RESET_SEL(x)            (((x) & 0x1) << 4)
+#define   G_006880_D2CRTC_SYNC_RESET_SEL(x)            (((x) >> 4) & 0x1)
+#define   C_006880_D2CRTC_SYNC_RESET_SEL               0xFFFFFFEF
+#define   S_006880_D2CRTC_DISABLE_POINT_CNTL(x)        (((x) & 0x3) << 8)
+#define   G_006880_D2CRTC_DISABLE_POINT_CNTL(x)        (((x) >> 8) & 0x3)
+#define   C_006880_D2CRTC_DISABLE_POINT_CNTL           0xFFFFFCFF
+#define   S_006880_D2CRTC_CURRENT_MASTER_EN_STATE(x)   (((x) & 0x1) << 16)
+#define   G_006880_D2CRTC_CURRENT_MASTER_EN_STATE(x)   (((x) >> 16) & 0x1)
+#define   C_006880_D2CRTC_CURRENT_MASTER_EN_STATE      0xFFFEFFFF
+#define   S_006880_D2CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) & 0x1) << 24)
+#define   G_006880_D2CRTC_DISP_READ_REQUEST_DISABLE(x) (((x) >> 24) & 0x1)
+#define   C_006880_D2CRTC_DISP_READ_REQUEST_DISABLE    0xFEFFFFFF
+#define R_0068E8_D2CRTC_UPDATE_LOCK                  0x0068E8
+#define   S_0068E8_D2CRTC_UPDATE_LOCK(x)               (((x) & 0x1) << 0)
+#define   G_0068E8_D2CRTC_UPDATE_LOCK(x)               (((x) >> 0) & 0x1)
+#define   C_0068E8_D2CRTC_UPDATE_LOCK                  0xFFFFFFFE
+#define R_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS      0x006910
+#define   S_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS(x)   (((x) & 0xFFFFFFFF) << 0)
+#define   G_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS(x)   (((x) >> 0) & 0xFFFFFFFF)
+#define   C_006910_D2GRPH_PRIMARY_SURFACE_ADDRESS      0x00000000
+#define R_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS    0x006918
+#define   S_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) & 0xFFFFFFFF) << 0)
+#define   G_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS(x) (((x) >> 0) & 0xFFFFFFFF)
+#define   C_006918_D2GRPH_SECONDARY_SURFACE_ADDRESS    0x00000000
+
+
+#define R_000001_MC_FB_LOCATION                      0x000001
+#define   S_000001_MC_FB_START(x)                      (((x) & 0xFFFF) << 0)
+#define   G_000001_MC_FB_START(x)                      (((x) >> 0) & 0xFFFF)
+#define   C_000001_MC_FB_START                         0xFFFF0000
+#define   S_000001_MC_FB_TOP(x)                        (((x) & 0xFFFF) << 16)
+#define   G_000001_MC_FB_TOP(x)                        (((x) >> 16) & 0xFFFF)
+#define   C_000001_MC_FB_TOP                           0x0000FFFF
+#define R_000002_MC_AGP_LOCATION                     0x000002
+#define   S_000002_MC_AGP_START(x)                     (((x) & 0xFFFF) << 0)
+#define   G_000002_MC_AGP_START(x)                     (((x) >> 0) & 0xFFFF)
+#define   C_000002_MC_AGP_START                        0xFFFF0000
+#define   S_000002_MC_AGP_TOP(x)                       (((x) & 0xFFFF) << 16)
+#define   G_000002_MC_AGP_TOP(x)                       (((x) >> 16) & 0xFFFF)
+#define   C_000002_MC_AGP_TOP                          0x0000FFFF
+#define R_000003_MC_AGP_BASE                         0x000003
+#define   S_000003_AGP_BASE_ADDR(x)                    (((x) & 0xFFFFFFFF) << 0)
+#define   G_000003_AGP_BASE_ADDR(x)                    (((x) >> 0) & 0xFFFFFFFF)
+#define   C_000003_AGP_BASE_ADDR                       0x00000000
+#define R_000004_MC_AGP_BASE_2                       0x000004
+#define   S_000004_AGP_BASE_ADDR_2(x)                  (((x) & 0xF) << 0)
+#define   G_000004_AGP_BASE_ADDR_2(x)                  (((x) >> 0) & 0xF)
+#define   C_000004_AGP_BASE_ADDR_2                     0xFFFFFFF0
+
+
+#define R_00000F_CP_DYN_CNTL                         0x00000F
+#define   S_00000F_CP_FORCEON(x)                       (((x) & 0x1) << 0)
+#define   G_00000F_CP_FORCEON(x)                       (((x) >> 0) & 0x1)
+#define   C_00000F_CP_FORCEON                          0xFFFFFFFE
+#define   S_00000F_CP_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 1)
+#define   G_00000F_CP_MAX_DYN_STOP_LAT(x)              (((x) >> 1) & 0x1)
+#define   C_00000F_CP_MAX_DYN_STOP_LAT                 0xFFFFFFFD
+#define   S_00000F_CP_CLOCK_STATUS(x)                  (((x) & 0x1) << 2)
+#define   G_00000F_CP_CLOCK_STATUS(x)                  (((x) >> 2) & 0x1)
+#define   C_00000F_CP_CLOCK_STATUS                     0xFFFFFFFB
+#define   S_00000F_CP_PROG_SHUTOFF(x)                  (((x) & 0x1) << 3)
+#define   G_00000F_CP_PROG_SHUTOFF(x)                  (((x) >> 3) & 0x1)
+#define   C_00000F_CP_PROG_SHUTOFF                     0xFFFFFFF7
+#define   S_00000F_CP_PROG_DELAY_VALUE(x)              (((x) & 0xFF) << 4)
+#define   G_00000F_CP_PROG_DELAY_VALUE(x)              (((x) >> 4) & 0xFF)
+#define   C_00000F_CP_PROG_DELAY_VALUE                 0xFFFFF00F
+#define   S_00000F_CP_LOWER_POWER_IDLE(x)              (((x) & 0xFF) << 12)
+#define   G_00000F_CP_LOWER_POWER_IDLE(x)              (((x) >> 12) & 0xFF)
+#define   C_00000F_CP_LOWER_POWER_IDLE                 0xFFF00FFF
+#define   S_00000F_CP_LOWER_POWER_IGNORE(x)            (((x) & 0x1) << 20)
+#define   G_00000F_CP_LOWER_POWER_IGNORE(x)            (((x) >> 20) & 0x1)
+#define   C_00000F_CP_LOWER_POWER_IGNORE               0xFFEFFFFF
+#define   S_00000F_CP_NORMAL_POWER_IGNORE(x)           (((x) & 0x1) << 21)
+#define   G_00000F_CP_NORMAL_POWER_IGNORE(x)           (((x) >> 21) & 0x1)
+#define   C_00000F_CP_NORMAL_POWER_IGNORE              0xFFDFFFFF
+#define   S_00000F_SPARE(x)                            (((x) & 0x3) << 22)
+#define   G_00000F_SPARE(x)                            (((x) >> 22) & 0x3)
+#define   C_00000F_SPARE                               0xFF3FFFFF
+#define   S_00000F_CP_NORMAL_POWER_BUSY(x)             (((x) & 0xFF) << 24)
+#define   G_00000F_CP_NORMAL_POWER_BUSY(x)             (((x) >> 24) & 0xFF)
+#define   C_00000F_CP_NORMAL_POWER_BUSY                0x00FFFFFF
+#define R_000011_E2_DYN_CNTL                         0x000011
+#define   S_000011_E2_FORCEON(x)                       (((x) & 0x1) << 0)
+#define   G_000011_E2_FORCEON(x)                       (((x) >> 0) & 0x1)
+#define   C_000011_E2_FORCEON                          0xFFFFFFFE
+#define   S_000011_E2_MAX_DYN_STOP_LAT(x)              (((x) & 0x1) << 1)
+#define   G_000011_E2_MAX_DYN_STOP_LAT(x)              (((x) >> 1) & 0x1)
+#define   C_000011_E2_MAX_DYN_STOP_LAT                 0xFFFFFFFD
+#define   S_000011_E2_CLOCK_STATUS(x)                  (((x) & 0x1) << 2)
+#define   G_000011_E2_CLOCK_STATUS(x)                  (((x) >> 2) & 0x1)
+#define   C_000011_E2_CLOCK_STATUS                     0xFFFFFFFB
+#define   S_000011_E2_PROG_SHUTOFF(x)                  (((x) & 0x1) << 3)
+#define   G_000011_E2_PROG_SHUTOFF(x)                  (((x) >> 3) & 0x1)
+#define   C_000011_E2_PROG_SHUTOFF                     0xFFFFFFF7
+#define   S_000011_E2_PROG_DELAY_VALUE(x)              (((x) & 0xFF) << 4)
+#define   G_000011_E2_PROG_DELAY_VALUE(x)              (((x) >> 4) & 0xFF)
+#define   C_000011_E2_PROG_DELAY_VALUE                 0xFFFFF00F
+#define   S_000011_E2_LOWER_POWER_IDLE(x)              (((x) & 0xFF) << 12)
+#define   G_000011_E2_LOWER_POWER_IDLE(x)              (((x) >> 12) & 0xFF)
+#define   C_000011_E2_LOWER_POWER_IDLE                 0xFFF00FFF
+#define   S_000011_E2_LOWER_POWER_IGNORE(x)            (((x) & 0x1) << 20)
+#define   G_000011_E2_LOWER_POWER_IGNORE(x)            (((x) >> 20) & 0x1)
+#define   C_000011_E2_LOWER_POWER_IGNORE               0xFFEFFFFF
+#define   S_000011_E2_NORMAL_POWER_IGNORE(x)           (((x) & 0x1) << 21)
+#define   G_000011_E2_NORMAL_POWER_IGNORE(x)           (((x) >> 21) & 0x1)
+#define   C_000011_E2_NORMAL_POWER_IGNORE              0xFFDFFFFF
+#define   S_000011_SPARE(x)                            (((x) & 0x3) << 22)
+#define   G_000011_SPARE(x)                            (((x) >> 22) & 0x3)
+#define   C_000011_SPARE                               0xFF3FFFFF
+#define   S_000011_E2_NORMAL_POWER_BUSY(x)             (((x) & 0xFF) << 24)
+#define   G_000011_E2_NORMAL_POWER_BUSY(x)             (((x) >> 24) & 0xFF)
+#define   C_000011_E2_NORMAL_POWER_BUSY                0x00FFFFFF
+#define R_000013_IDCT_DYN_CNTL                       0x000013
+#define   S_000013_IDCT_FORCEON(x)                     (((x) & 0x1) << 0)
+#define   G_000013_IDCT_FORCEON(x)                     (((x) >> 0) & 0x1)
+#define   C_000013_IDCT_FORCEON                        0xFFFFFFFE
+#define   S_000013_IDCT_MAX_DYN_STOP_LAT(x)            (((x) & 0x1) << 1)
+#define   G_000013_IDCT_MAX_DYN_STOP_LAT(x)            (((x) >> 1) & 0x1)
+#define   C_000013_IDCT_MAX_DYN_STOP_LAT               0xFFFFFFFD
+#define   S_000013_IDCT_CLOCK_STATUS(x)                (((x) & 0x1) << 2)
+#define   G_000013_IDCT_CLOCK_STATUS(x)                (((x) >> 2) & 0x1)
+#define   C_000013_IDCT_CLOCK_STATUS                   0xFFFFFFFB
+#define   S_000013_IDCT_PROG_SHUTOFF(x)                (((x) & 0x1) << 3)
+#define   G_000013_IDCT_PROG_SHUTOFF(x)                (((x) >> 3) & 0x1)
+#define   C_000013_IDCT_PROG_SHUTOFF                   0xFFFFFFF7
+#define   S_000013_IDCT_PROG_DELAY_VALUE(x)            (((x) & 0xFF) << 4)
+#define   G_000013_IDCT_PROG_DELAY_VALUE(x)            (((x) >> 4) & 0xFF)
+#define   C_000013_IDCT_PROG_DELAY_VALUE               0xFFFFF00F
+#define   S_000013_IDCT_LOWER_POWER_IDLE(x)            (((x) & 0xFF) << 12)
+#define   G_000013_IDCT_LOWER_POWER_IDLE(x)            (((x) >> 12) & 0xFF)
+#define   C_000013_IDCT_LOWER_POWER_IDLE               0xFFF00FFF
+#define   S_000013_IDCT_LOWER_POWER_IGNORE(x)          (((x) & 0x1) << 20)
+#define   G_000013_IDCT_LOWER_POWER_IGNORE(x)          (((x) >> 20) & 0x1)
+#define   C_000013_IDCT_LOWER_POWER_IGNORE             0xFFEFFFFF
+#define   S_000013_IDCT_NORMAL_POWER_IGNORE(x)         (((x) & 0x1) << 21)
+#define   G_000013_IDCT_NORMAL_POWER_IGNORE(x)         (((x) >> 21) & 0x1)
+#define   C_000013_IDCT_NORMAL_POWER_IGNORE            0xFFDFFFFF
+#define   S_000013_SPARE(x)                            (((x) & 0x3) << 22)
+#define   G_000013_SPARE(x)                            (((x) >> 22) & 0x3)
+#define   C_000013_SPARE                               0xFF3FFFFF
+#define   S_000013_IDCT_NORMAL_POWER_BUSY(x)           (((x) & 0xFF) << 24)
+#define   G_000013_IDCT_NORMAL_POWER_BUSY(x)           (((x) >> 24) & 0xFF)
+#define   C_000013_IDCT_NORMAL_POWER_BUSY              0x00FFFFFF
+
+#endif
diff --git a/drivers/gpu/drm/radeon/rv515r.h b/drivers/gpu/drm/radeon/rv515r.h
deleted file mode 100644
index f3cf84039906..000000000000
--- a/drivers/gpu/drm/radeon/rv515r.h
+++ /dev/null
@@ -1,170 +0,0 @@
-/*
- * Copyright 2008 Advanced Micro Devices, Inc.
- * Copyright 2008 Red Hat Inc.
- * Copyright 2009 Jerome Glisse.
- *
- * Permission is hereby granted, free of charge, to any person obtaining a
- * copy of this software and associated documentation files (the "Software"),
- * to deal in the Software without restriction, including without limitation
- * the rights to use, copy, modify, merge, publish, distribute, sublicense,
- * and/or sell copies of the Software, and to permit persons to whom the
- * Software is furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
- * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
- * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
- * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
- * OTHER DEALINGS IN THE SOFTWARE.
- *
- * Authors: Dave Airlie
- *          Alex Deucher
- *          Jerome Glisse
- */
-#ifndef RV515R_H
-#define RV515R_H
-
-/* RV515 registers */
-#define PCIE_INDEX			0x0030
-#define PCIE_DATA			0x0034
-#define	MC_IND_INDEX			0x0070
-#define		MC_IND_WR_EN				(1 << 24)
-#define	MC_IND_DATA			0x0074
-#define	RBBM_SOFT_RESET			0x00F0
-#define	CONFIG_MEMSIZE			0x00F8
-#define HDP_FB_LOCATION			0x0134
-#define	CP_CSQ_CNTL			0x0740
-#define	CP_CSQ_MODE			0x0744
-#define	CP_CSQ_ADDR			0x07F0
-#define	CP_CSQ_DATA			0x07F4
-#define	CP_CSQ_STAT			0x07F8
-#define	CP_CSQ2_STAT			0x07FC
-#define	RBBM_STATUS			0x0E40
-#define	DST_PIPE_CONFIG			0x170C
-#define	WAIT_UNTIL			0x1720
-#define		WAIT_2D_IDLE				(1 << 14)
-#define		WAIT_3D_IDLE				(1 << 15)
-#define		WAIT_2D_IDLECLEAN			(1 << 16)
-#define		WAIT_3D_IDLECLEAN			(1 << 17)
-#define	ISYNC_CNTL			0x1724
-#define		ISYNC_ANY2D_IDLE3D			(1 << 0)
-#define		ISYNC_ANY3D_IDLE2D			(1 << 1)
-#define		ISYNC_TRIG2D_IDLE3D			(1 << 2)
-#define		ISYNC_TRIG3D_IDLE2D			(1 << 3)
-#define		ISYNC_WAIT_IDLEGUI			(1 << 4)
-#define		ISYNC_CPSCRATCH_IDLEGUI			(1 << 5)
-#define	VAP_INDEX_OFFSET		0x208C
-#define	VAP_PVS_STATE_FLUSH_REG		0x2284
-#define	GB_ENABLE			0x4008
-#define	GB_MSPOS0			0x4010
-#define		MS_X0_SHIFT				0
-#define		MS_Y0_SHIFT				4
-#define		MS_X1_SHIFT				8
-#define		MS_Y1_SHIFT				12
-#define		MS_X2_SHIFT				16
-#define		MS_Y2_SHIFT				20
-#define		MSBD0_Y_SHIFT				24
-#define		MSBD0_X_SHIFT				28
-#define	GB_MSPOS1			0x4014
-#define		MS_X3_SHIFT				0
-#define		MS_Y3_SHIFT				4
-#define		MS_X4_SHIFT				8
-#define		MS_Y4_SHIFT				12
-#define		MS_X5_SHIFT				16
-#define		MS_Y5_SHIFT				20
-#define		MSBD1_SHIFT				24
-#define GB_TILE_CONFIG			0x4018
-#define		ENABLE_TILING				(1 << 0)
-#define		PIPE_COUNT_MASK				0x0000000E
-#define		PIPE_COUNT_SHIFT			1
-#define		TILE_SIZE_8				(0 << 4)
-#define		TILE_SIZE_16				(1 << 4)
-#define		TILE_SIZE_32				(2 << 4)
-#define		SUBPIXEL_1_12				(0 << 16)
-#define		SUBPIXEL_1_16				(1 << 16)
-#define	GB_SELECT			0x401C
-#define	GB_AA_CONFIG			0x4020
-#define	GB_PIPE_SELECT			0x402C
-#define	GA_ENHANCE			0x4274
-#define		GA_DEADLOCK_CNTL			(1 << 0)
-#define		GA_FASTSYNC_CNTL			(1 << 1)
-#define	GA_POLY_MODE			0x4288
-#define		FRONT_PTYPE_POINT			(0 << 4)
-#define		FRONT_PTYPE_LINE			(1 << 4)
-#define		FRONT_PTYPE_TRIANGE			(2 << 4)
-#define		BACK_PTYPE_POINT			(0 << 7)
-#define		BACK_PTYPE_LINE				(1 << 7)
-#define		BACK_PTYPE_TRIANGE			(2 << 7)
-#define	GA_ROUND_MODE			0x428C
-#define		GEOMETRY_ROUND_TRUNC			(0 << 0)
-#define		GEOMETRY_ROUND_NEAREST			(1 << 0)
-#define		COLOR_ROUND_TRUNC			(0 << 2)
-#define		COLOR_ROUND_NEAREST			(1 << 2)
-#define	SU_REG_DEST			0x42C8
-#define	RB3D_DSTCACHE_CTLSTAT		0x4E4C
-#define		RB3D_DC_FLUSH				(2 << 0)
-#define		RB3D_DC_FREE				(2 << 2)
-#define		RB3D_DC_FINISH				(1 << 4)
-#define ZB_ZCACHE_CTLSTAT		0x4F18
-#define		ZC_FLUSH				(1 << 0)
-#define		ZC_FREE					(1 << 1)
-#define DC_LB_MEMORY_SPLIT		0x6520
-#define		DC_LB_MEMORY_SPLIT_MASK			0x00000003
-#define		DC_LB_MEMORY_SPLIT_SHIFT		0
-#define		DC_LB_MEMORY_SPLIT_D1HALF_D2HALF	0
-#define		DC_LB_MEMORY_SPLIT_D1_3Q_D2_1Q		1
-#define		DC_LB_MEMORY_SPLIT_D1_ONLY		2
-#define		DC_LB_MEMORY_SPLIT_D1_1Q_D2_3Q		3
-#define		DC_LB_MEMORY_SPLIT_SHIFT_MODE		(1 << 2)
-#define		DC_LB_DISP1_END_ADR_SHIFT		4
-#define		DC_LB_DISP1_END_ADR_MASK		0x00007FF0
-#define D1MODE_PRIORITY_A_CNT		0x6548
-#define		MODE_PRIORITY_MARK_MASK			0x00007FFF
-#define		MODE_PRIORITY_OFF			(1 << 16)
-#define		MODE_PRIORITY_ALWAYS_ON			(1 << 20)
-#define		MODE_PRIORITY_FORCE_MASK		(1 << 24)
-#define D1MODE_PRIORITY_B_CNT		0x654C
-#define LB_MAX_REQ_OUTSTANDING		0x6D58
-#define		LB_D1_MAX_REQ_OUTSTANDING_MASK		0x0000000F
-#define		LB_D1_MAX_REQ_OUTSTANDING_SHIFT		0
-#define		LB_D2_MAX_REQ_OUTSTANDING_MASK		0x000F0000
-#define		LB_D2_MAX_REQ_OUTSTANDING_SHIFT		16
-#define D2MODE_PRIORITY_A_CNT		0x6D48
-#define D2MODE_PRIORITY_B_CNT		0x6D4C
-
-/* ix[MC] registers */
-#define MC_FB_LOCATION			0x01
-#define		MC_FB_START_MASK			0x0000FFFF
-#define		MC_FB_START_SHIFT			0
-#define		MC_FB_TOP_MASK				0xFFFF0000
-#define		MC_FB_TOP_SHIFT				16
-#define MC_AGP_LOCATION			0x02
-#define		MC_AGP_START_MASK			0x0000FFFF
-#define		MC_AGP_START_SHIFT			0
-#define		MC_AGP_TOP_MASK				0xFFFF0000
-#define		MC_AGP_TOP_SHIFT			16
-#define MC_AGP_BASE			0x03
-#define MC_AGP_BASE_2			0x04
-#define	MC_CNTL				0x5
-#define		MEM_NUM_CHANNELS_MASK			0x00000003
-#define	MC_STATUS			0x08
-#define		MC_STATUS_IDLE				(1 << 4)
-#define	MC_MISC_LAT_TIMER		0x09
-#define		MC_CPR_INIT_LAT_MASK			0x0000000F
-#define		MC_VF_INIT_LAT_MASK			0x000000F0
-#define		MC_DISP0R_INIT_LAT_MASK			0x00000F00
-#define		MC_DISP0R_INIT_LAT_SHIFT		8
-#define		MC_DISP1R_INIT_LAT_MASK			0x0000F000
-#define		MC_DISP1R_INIT_LAT_SHIFT		12
-#define		MC_FIXED_INIT_LAT_MASK			0x000F0000
-#define		MC_E2R_INIT_LAT_MASK			0x00F00000
-#define		SAME_PAGE_PRIO_MASK			0x0F000000
-#define		MC_GLOBW_INIT_LAT_MASK			0xF0000000
-
-
-#endif
-
diff --git a/drivers/gpu/drm/radeon/rv770.c b/drivers/gpu/drm/radeon/rv770.c
index 21d8ffd57308..b0efd0ddae7a 100644
--- a/drivers/gpu/drm/radeon/rv770.c
+++ b/drivers/gpu/drm/radeon/rv770.c
@@ -25,100 +25,1043 @@
  *          Alex Deucher
  *          Jerome Glisse
  */
+#include <linux/firmware.h>
+#include <linux/platform_device.h>
 #include "drmP.h"
-#include "radeon_reg.h"
 #include "radeon.h"
+#include "radeon_drm.h"
+#include "rv770d.h"
+#include "atom.h"
+#include "avivod.h"
 
-/* rv770,rv730,rv710  depends on : */
-void rs600_mc_disable_clients(struct radeon_device *rdev);
+#define R700_PFP_UCODE_SIZE 848
+#define R700_PM4_UCODE_SIZE 1360
 
-/* This files gather functions specifics to:
- * rv770,rv730,rv710
- *
- * Some of these functions might be used by newer ASICs.
- */
-int rv770_mc_wait_for_idle(struct radeon_device *rdev);
-void rv770_gpu_init(struct radeon_device *rdev);
+static void rv770_gpu_init(struct radeon_device *rdev);
+void rv770_fini(struct radeon_device *rdev);
 
 
 /*
- * MC
+ * GART
  */
-int rv770_mc_init(struct radeon_device *rdev)
+int rv770_pcie_gart_enable(struct radeon_device *rdev)
 {
-	uint32_t tmp;
+	u32 tmp;
+	int r, i;
 
-	rv770_gpu_init(rdev);
+	if (rdev->gart.table.vram.robj == NULL) {
+		dev_err(rdev->dev, "No VRAM object for PCIE GART.\n");
+		return -EINVAL;
+	}
+	r = radeon_gart_table_vram_pin(rdev);
+	if (r)
+		return r;
+	/* Setup L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
+				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL2, 0);
+	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
+	/* Setup TLB control */
+	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
+		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
+		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
+	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_START_ADDR, rdev->mc.gtt_start >> 12);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_END_ADDR, rdev->mc.gtt_end >> 12);
+	WREG32(VM_CONTEXT0_PAGE_TABLE_BASE_ADDR, rdev->gart.table_addr >> 12);
+	WREG32(VM_CONTEXT0_CNTL, ENABLE_CONTEXT | PAGE_TABLE_DEPTH(0) |
+				RANGE_PROTECTION_FAULT_ENABLE_DEFAULT);
+	WREG32(VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR,
+			(u32)(rdev->dummy_page.addr >> 12));
+	for (i = 1; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
 
-	/* setup the gart before changing location so we can ask to
-	 * discard unmapped mc request
-	 */
-	/* FIXME: disable out of gart access */
-	tmp = rdev->mc.gtt_location / 4096;
-	tmp = REG_SET(R700_LOGICAL_PAGE_NUMBER, tmp);
-	WREG32(R700_MC_VM_SYSTEM_APERTURE_LOW_ADDR, tmp);
-	tmp = (rdev->mc.gtt_location + rdev->mc.gtt_size) / 4096;
-	tmp = REG_SET(R700_LOGICAL_PAGE_NUMBER, tmp);
-	WREG32(R700_MC_VM_SYSTEM_APERTURE_HIGH_ADDR, tmp);
-
-	rs600_mc_disable_clients(rdev);
-	if (rv770_mc_wait_for_idle(rdev)) {
-		printk(KERN_WARNING "Failed to wait MC idle while "
-		       "programming pipes. Bad things might happen.\n");
-	}
-
-	tmp = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
-	tmp = REG_SET(R700_MC_FB_TOP, tmp >> 24);
-	tmp |= REG_SET(R700_MC_FB_BASE, rdev->mc.vram_location >> 24);
-	WREG32(R700_MC_VM_FB_LOCATION, tmp);
-	tmp = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
-	tmp = REG_SET(R700_MC_AGP_TOP, tmp >> 22);
-	WREG32(R700_MC_VM_AGP_TOP, tmp);
-	tmp = REG_SET(R700_MC_AGP_BOT, rdev->mc.gtt_location >> 22);
-	WREG32(R700_MC_VM_AGP_BOT, tmp);
+	r600_pcie_gart_tlb_flush(rdev);
+	rdev->gart.ready = true;
 	return 0;
 }
 
-void rv770_mc_fini(struct radeon_device *rdev)
+void rv770_pcie_gart_disable(struct radeon_device *rdev)
+{
+	u32 tmp;
+	int i;
+
+	/* Disable all tables */
+	for (i = 0; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
+
+	/* Setup L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_FRAGMENT_PROCESSING |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL2, 0);
+	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
+	/* Setup TLB control */
+	tmp = EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
+	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
+	if (rdev->gart.table.vram.robj) {
+		radeon_object_kunmap(rdev->gart.table.vram.robj);
+		radeon_object_unpin(rdev->gart.table.vram.robj);
+	}
+}
+
+void rv770_pcie_gart_fini(struct radeon_device *rdev)
 {
-	/* FIXME: implement */
+	rv770_pcie_gart_disable(rdev);
+	radeon_gart_table_vram_free(rdev);
+	radeon_gart_fini(rdev);
 }
 
 
-/*
- * Global GPU functions
- */
-void rv770_errata(struct radeon_device *rdev)
+void rv770_agp_enable(struct radeon_device *rdev)
 {
-	rdev->pll_errata = 0;
+	u32 tmp;
+	int i;
+
+	/* Setup L2 cache */
+	WREG32(VM_L2_CNTL, ENABLE_L2_CACHE | ENABLE_L2_FRAGMENT_PROCESSING |
+				ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE |
+				EFFECTIVE_L2_QUEUE_SIZE(7));
+	WREG32(VM_L2_CNTL2, 0);
+	WREG32(VM_L2_CNTL3, BANK_SELECT(0) | CACHE_UPDATE_MODE(2));
+	/* Setup TLB control */
+	tmp = ENABLE_L1_TLB | ENABLE_L1_FRAGMENT_PROCESSING |
+		SYSTEM_ACCESS_MODE_NOT_IN_SYS |
+		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU |
+		EFFECTIVE_L1_TLB_SIZE(5) | EFFECTIVE_L1_QUEUE_SIZE(5);
+	WREG32(MC_VM_MD_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MD_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB0_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB1_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB2_CNTL, tmp);
+	WREG32(MC_VM_MB_L1_TLB3_CNTL, tmp);
+	for (i = 0; i < 7; i++)
+		WREG32(VM_CONTEXT0_CNTL + (i * 4), 0);
 }
 
-int rv770_mc_wait_for_idle(struct radeon_device *rdev)
+static void rv770_mc_program(struct radeon_device *rdev)
 {
-	/* FIXME: implement */
-	return 0;
+	struct rv515_mc_save save;
+	u32 tmp;
+	int i, j;
+
+	/* Initialize HDP */
+	for (i = 0, j = 0; i < 32; i++, j += 0x18) {
+		WREG32((0x2c14 + j), 0x00000000);
+		WREG32((0x2c18 + j), 0x00000000);
+		WREG32((0x2c1c + j), 0x00000000);
+		WREG32((0x2c20 + j), 0x00000000);
+		WREG32((0x2c24 + j), 0x00000000);
+	}
+	WREG32(HDP_REG_COHERENCY_FLUSH_CNTL, 0);
+
+	rv515_mc_stop(rdev, &save);
+	if (r600_mc_wait_for_idle(rdev)) {
+		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+	}
+	/* Lockout access through VGA aperture*/
+	WREG32(VGA_HDP_CONTROL, VGA_MEMORY_DISABLE);
+	/* Update configuration */
+	if (rdev->flags & RADEON_IS_AGP) {
+		if (rdev->mc.vram_start < rdev->mc.gtt_start) {
+			/* VRAM before AGP */
+			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+				rdev->mc.vram_start >> 12);
+			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+				rdev->mc.gtt_end >> 12);
+		} else {
+			/* VRAM after AGP */
+			WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+				rdev->mc.gtt_start >> 12);
+			WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+				rdev->mc.vram_end >> 12);
+		}
+	} else {
+		WREG32(MC_VM_SYSTEM_APERTURE_LOW_ADDR,
+			rdev->mc.vram_start >> 12);
+		WREG32(MC_VM_SYSTEM_APERTURE_HIGH_ADDR,
+			rdev->mc.vram_end >> 12);
+	}
+	WREG32(MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR, 0);
+	tmp = ((rdev->mc.vram_end >> 24) & 0xFFFF) << 16;
+	tmp |= ((rdev->mc.vram_start >> 24) & 0xFFFF);
+	WREG32(MC_VM_FB_LOCATION, tmp);
+	WREG32(HDP_NONSURFACE_BASE, (rdev->mc.vram_start >> 8));
+	WREG32(HDP_NONSURFACE_INFO, (2 << 7));
+	WREG32(HDP_NONSURFACE_SIZE, (rdev->mc.mc_vram_size - 1) | 0x3FF);
+	if (rdev->flags & RADEON_IS_AGP) {
+		WREG32(MC_VM_AGP_TOP, rdev->mc.gtt_end >> 16);
+		WREG32(MC_VM_AGP_BOT, rdev->mc.gtt_start >> 16);
+		WREG32(MC_VM_AGP_BASE, rdev->mc.agp_base >> 22);
+	} else {
+		WREG32(MC_VM_AGP_BASE, 0);
+		WREG32(MC_VM_AGP_TOP, 0x0FFFFFFF);
+		WREG32(MC_VM_AGP_BOT, 0x0FFFFFFF);
+	}
+	if (r600_mc_wait_for_idle(rdev)) {
+		dev_warn(rdev->dev, "Wait for MC idle timedout !\n");
+	}
+	rv515_mc_resume(rdev, &save);
+	/* we need to own VRAM, so turn off the VGA renderer here
+	 * to stop it overwriting our objects */
+	rv515_vga_render_disable(rdev);
 }
 
-void rv770_gpu_init(struct radeon_device *rdev)
+
+/*
+ * CP.
+ */
+void r700_cp_stop(struct radeon_device *rdev)
 {
-	/* FIXME: implement */
+	WREG32(CP_ME_CNTL, (CP_ME_HALT | CP_PFP_HALT));
+}
+
+
+static int rv770_cp_load_microcode(struct radeon_device *rdev)
+{
+	const __be32 *fw_data;
+	int i;
+
+	if (!rdev->me_fw || !rdev->pfp_fw)
+		return -EINVAL;
+
+	r700_cp_stop(rdev);
+	WREG32(CP_RB_CNTL, RB_NO_UPDATE | (15 << 8) | (3 << 0));
+
+	/* Reset cp */
+	WREG32(GRBM_SOFT_RESET, SOFT_RESET_CP);
+	RREG32(GRBM_SOFT_RESET);
+	mdelay(15);
+	WREG32(GRBM_SOFT_RESET, 0);
+
+	fw_data = (const __be32 *)rdev->pfp_fw->data;
+	WREG32(CP_PFP_UCODE_ADDR, 0);
+	for (i = 0; i < R700_PFP_UCODE_SIZE; i++)
+		WREG32(CP_PFP_UCODE_DATA, be32_to_cpup(fw_data++));
+	WREG32(CP_PFP_UCODE_ADDR, 0);
+
+	fw_data = (const __be32 *)rdev->me_fw->data;
+	WREG32(CP_ME_RAM_WADDR, 0);
+	for (i = 0; i < R700_PM4_UCODE_SIZE; i++)
+		WREG32(CP_ME_RAM_DATA, be32_to_cpup(fw_data++));
+
+	WREG32(CP_PFP_UCODE_ADDR, 0);
+	WREG32(CP_ME_RAM_WADDR, 0);
+	WREG32(CP_ME_RAM_RADDR, 0);
+	return 0;
 }
 
 
 /*
- * VRAM info
+ * Core functions
  */
-void rv770_vram_get_type(struct radeon_device *rdev)
+static u32 r700_get_tile_pipe_to_backend_map(u32 num_tile_pipes,
+						u32 num_backends,
+						u32 backend_disable_mask)
 {
-	/* FIXME: implement */
+	u32 backend_map = 0;
+	u32 enabled_backends_mask;
+	u32 enabled_backends_count;
+	u32 cur_pipe;
+	u32 swizzle_pipe[R7XX_MAX_PIPES];
+	u32 cur_backend;
+	u32 i;
+
+	if (num_tile_pipes > R7XX_MAX_PIPES)
+		num_tile_pipes = R7XX_MAX_PIPES;
+	if (num_tile_pipes < 1)
+		num_tile_pipes = 1;
+	if (num_backends > R7XX_MAX_BACKENDS)
+		num_backends = R7XX_MAX_BACKENDS;
+	if (num_backends < 1)
+		num_backends = 1;
+
+	enabled_backends_mask = 0;
+	enabled_backends_count = 0;
+	for (i = 0; i < R7XX_MAX_BACKENDS; ++i) {
+		if (((backend_disable_mask >> i) & 1) == 0) {
+			enabled_backends_mask |= (1 << i);
+			++enabled_backends_count;
+		}
+		if (enabled_backends_count == num_backends)
+			break;
+	}
+
+	if (enabled_backends_count == 0) {
+		enabled_backends_mask = 1;
+		enabled_backends_count = 1;
+	}
+
+	if (enabled_backends_count != num_backends)
+		num_backends = enabled_backends_count;
+
+	memset((uint8_t *)&swizzle_pipe[0], 0, sizeof(u32) * R7XX_MAX_PIPES);
+	switch (num_tile_pipes) {
+	case 1:
+		swizzle_pipe[0] = 0;
+		break;
+	case 2:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 1;
+		break;
+	case 3:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 1;
+		break;
+	case 4:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 3;
+		swizzle_pipe[3] = 1;
+		break;
+	case 5:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 1;
+		swizzle_pipe[4] = 3;
+		break;
+	case 6:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 5;
+		swizzle_pipe[4] = 3;
+		swizzle_pipe[5] = 1;
+		break;
+	case 7:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 6;
+		swizzle_pipe[4] = 3;
+		swizzle_pipe[5] = 1;
+		swizzle_pipe[6] = 5;
+		break;
+	case 8:
+		swizzle_pipe[0] = 0;
+		swizzle_pipe[1] = 2;
+		swizzle_pipe[2] = 4;
+		swizzle_pipe[3] = 6;
+		swizzle_pipe[4] = 3;
+		swizzle_pipe[5] = 1;
+		swizzle_pipe[6] = 7;
+		swizzle_pipe[7] = 5;
+		break;
+	}
+
+	cur_backend = 0;
+	for (cur_pipe = 0; cur_pipe < num_tile_pipes; ++cur_pipe) {
+		while (((1 << cur_backend) & enabled_backends_mask) == 0)
+			cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
+
+		backend_map |= (u32)(((cur_backend & 3) << (swizzle_pipe[cur_pipe] * 2)));
+
+		cur_backend = (cur_backend + 1) % R7XX_MAX_BACKENDS;
+	}
+
+	return backend_map;
 }
 
-void rv770_vram_info(struct radeon_device *rdev)
+static void rv770_gpu_init(struct radeon_device *rdev)
 {
-	rv770_vram_get_type(rdev);
+	int i, j, num_qd_pipes;
+	u32 sx_debug_1;
+	u32 smx_dc_ctl0;
+	u32 num_gs_verts_per_thread;
+	u32 vgt_gs_per_es;
+	u32 gs_prim_buffer_depth = 0;
+	u32 sq_ms_fifo_sizes;
+	u32 sq_config;
+	u32 sq_thread_resource_mgmt;
+	u32 hdp_host_path_cntl;
+	u32 sq_dyn_gpr_size_simd_ab_0;
+	u32 backend_map;
+	u32 gb_tiling_config = 0;
+	u32 cc_rb_backend_disable = 0;
+	u32 cc_gc_shader_pipe_config = 0;
+	u32 mc_arb_ramcfg;
+	u32 db_debug4;
+
+	/* setup chip specs */
+	switch (rdev->family) {
+	case CHIP_RV770:
+		rdev->config.rv770.max_pipes = 4;
+		rdev->config.rv770.max_tile_pipes = 8;
+		rdev->config.rv770.max_simds = 10;
+		rdev->config.rv770.max_backends = 4;
+		rdev->config.rv770.max_gprs = 256;
+		rdev->config.rv770.max_threads = 248;
+		rdev->config.rv770.max_stack_entries = 512;
+		rdev->config.rv770.max_hw_contexts = 8;
+		rdev->config.rv770.max_gs_threads = 16 * 2;
+		rdev->config.rv770.sx_max_export_size = 128;
+		rdev->config.rv770.sx_max_export_pos_size = 16;
+		rdev->config.rv770.sx_max_export_smx_size = 112;
+		rdev->config.rv770.sq_num_cf_insts = 2;
+
+		rdev->config.rv770.sx_num_of_sets = 7;
+		rdev->config.rv770.sc_prim_fifo_size = 0xF9;
+		rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
+		break;
+	case CHIP_RV730:
+		rdev->config.rv770.max_pipes = 2;
+		rdev->config.rv770.max_tile_pipes = 4;
+		rdev->config.rv770.max_simds = 8;
+		rdev->config.rv770.max_backends = 2;
+		rdev->config.rv770.max_gprs = 128;
+		rdev->config.rv770.max_threads = 248;
+		rdev->config.rv770.max_stack_entries = 256;
+		rdev->config.rv770.max_hw_contexts = 8;
+		rdev->config.rv770.max_gs_threads = 16 * 2;
+		rdev->config.rv770.sx_max_export_size = 256;
+		rdev->config.rv770.sx_max_export_pos_size = 32;
+		rdev->config.rv770.sx_max_export_smx_size = 224;
+		rdev->config.rv770.sq_num_cf_insts = 2;
+
+		rdev->config.rv770.sx_num_of_sets = 7;
+		rdev->config.rv770.sc_prim_fifo_size = 0xf9;
+		rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
+		if (rdev->config.rv770.sx_max_export_pos_size > 16) {
+			rdev->config.rv770.sx_max_export_pos_size -= 16;
+			rdev->config.rv770.sx_max_export_smx_size += 16;
+		}
+		break;
+	case CHIP_RV710:
+		rdev->config.rv770.max_pipes = 2;
+		rdev->config.rv770.max_tile_pipes = 2;
+		rdev->config.rv770.max_simds = 2;
+		rdev->config.rv770.max_backends = 1;
+		rdev->config.rv770.max_gprs = 256;
+		rdev->config.rv770.max_threads = 192;
+		rdev->config.rv770.max_stack_entries = 256;
+		rdev->config.rv770.max_hw_contexts = 4;
+		rdev->config.rv770.max_gs_threads = 8 * 2;
+		rdev->config.rv770.sx_max_export_size = 128;
+		rdev->config.rv770.sx_max_export_pos_size = 16;
+		rdev->config.rv770.sx_max_export_smx_size = 112;
+		rdev->config.rv770.sq_num_cf_insts = 1;
+
+		rdev->config.rv770.sx_num_of_sets = 7;
+		rdev->config.rv770.sc_prim_fifo_size = 0x40;
+		rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
+		break;
+	case CHIP_RV740:
+		rdev->config.rv770.max_pipes = 4;
+		rdev->config.rv770.max_tile_pipes = 4;
+		rdev->config.rv770.max_simds = 8;
+		rdev->config.rv770.max_backends = 4;
+		rdev->config.rv770.max_gprs = 256;
+		rdev->config.rv770.max_threads = 248;
+		rdev->config.rv770.max_stack_entries = 512;
+		rdev->config.rv770.max_hw_contexts = 8;
+		rdev->config.rv770.max_gs_threads = 16 * 2;
+		rdev->config.rv770.sx_max_export_size = 256;
+		rdev->config.rv770.sx_max_export_pos_size = 32;
+		rdev->config.rv770.sx_max_export_smx_size = 224;
+		rdev->config.rv770.sq_num_cf_insts = 2;
+
+		rdev->config.rv770.sx_num_of_sets = 7;
+		rdev->config.rv770.sc_prim_fifo_size = 0x100;
+		rdev->config.rv770.sc_hiz_tile_fifo_size = 0x30;
+		rdev->config.rv770.sc_earlyz_tile_fifo_fize = 0x130;
+
+		if (rdev->config.rv770.sx_max_export_pos_size > 16) {
+			rdev->config.rv770.sx_max_export_pos_size -= 16;
+			rdev->config.rv770.sx_max_export_smx_size += 16;
+		}
+		break;
+	default:
+		break;
+	}
+
+	/* Initialize HDP */
+	j = 0;
+	for (i = 0; i < 32; i++) {
+		WREG32((0x2c14 + j), 0x00000000);
+		WREG32((0x2c18 + j), 0x00000000);
+		WREG32((0x2c1c + j), 0x00000000);
+		WREG32((0x2c20 + j), 0x00000000);
+		WREG32((0x2c24 + j), 0x00000000);
+		j += 0x18;
+	}
+
+	WREG32(GRBM_CNTL, GRBM_READ_TIMEOUT(0xff));
+
+	/* setup tiling, simd, pipe config */
+	mc_arb_ramcfg = RREG32(MC_ARB_RAMCFG);
+
+	switch (rdev->config.rv770.max_tile_pipes) {
+	case 1:
+		gb_tiling_config |= PIPE_TILING(0);
+		break;
+	case 2:
+		gb_tiling_config |= PIPE_TILING(1);
+		break;
+	case 4:
+		gb_tiling_config |= PIPE_TILING(2);
+		break;
+	case 8:
+		gb_tiling_config |= PIPE_TILING(3);
+		break;
+	default:
+		break;
+	}
+
+	if (rdev->family == CHIP_RV770)
+		gb_tiling_config |= BANK_TILING(1);
+	else
+		gb_tiling_config |= BANK_TILING((mc_arb_ramcfg & NOOFBANK_MASK) >> NOOFBANK_SHIFT);
+
+	gb_tiling_config |= GROUP_SIZE(0);
+
+	if (((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT) > 3) {
+		gb_tiling_config |= ROW_TILING(3);
+		gb_tiling_config |= SAMPLE_SPLIT(3);
+	} else {
+		gb_tiling_config |=
+			ROW_TILING(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
+		gb_tiling_config |=
+			SAMPLE_SPLIT(((mc_arb_ramcfg & NOOFROWS_MASK) >> NOOFROWS_SHIFT));
+	}
+
+	gb_tiling_config |= BANK_SWAPS(1);
+
+	backend_map = r700_get_tile_pipe_to_backend_map(rdev->config.rv770.max_tile_pipes,
+							rdev->config.rv770.max_backends,
+							(0xff << rdev->config.rv770.max_backends) & 0xff);
+	gb_tiling_config |= BACKEND_MAP(backend_map);
+
+	cc_gc_shader_pipe_config =
+		INACTIVE_QD_PIPES((R7XX_MAX_PIPES_MASK << rdev->config.rv770.max_pipes) & R7XX_MAX_PIPES_MASK);
+	cc_gc_shader_pipe_config |=
+		INACTIVE_SIMDS((R7XX_MAX_SIMDS_MASK << rdev->config.rv770.max_simds) & R7XX_MAX_SIMDS_MASK);
+
+	cc_rb_backend_disable =
+		BACKEND_DISABLE((R7XX_MAX_BACKENDS_MASK << rdev->config.rv770.max_backends) & R7XX_MAX_BACKENDS_MASK);
+
+	WREG32(GB_TILING_CONFIG, gb_tiling_config);
+	WREG32(DCP_TILING_CONFIG, (gb_tiling_config & 0xffff));
+	WREG32(HDP_TILING_CONFIG, (gb_tiling_config & 0xffff));
+
+	WREG32(CC_RB_BACKEND_DISABLE,      cc_rb_backend_disable);
+	WREG32(CC_GC_SHADER_PIPE_CONFIG,   cc_gc_shader_pipe_config);
+	WREG32(GC_USER_SHADER_PIPE_CONFIG, cc_gc_shader_pipe_config);
+
+	WREG32(CC_SYS_RB_BACKEND_DISABLE, cc_rb_backend_disable);
+	WREG32(CGTS_SYS_TCC_DISABLE, 0);
+	WREG32(CGTS_TCC_DISABLE, 0);
+	WREG32(CGTS_USER_SYS_TCC_DISABLE, 0);
+	WREG32(CGTS_USER_TCC_DISABLE, 0);
+
+	num_qd_pipes =
+		R7XX_MAX_BACKENDS - r600_count_pipe_bits(cc_gc_shader_pipe_config & INACTIVE_QD_PIPES_MASK);
+	WREG32(VGT_OUT_DEALLOC_CNTL, (num_qd_pipes * 4) & DEALLOC_DIST_MASK);
+	WREG32(VGT_VERTEX_REUSE_BLOCK_CNTL, ((num_qd_pipes * 4) - 2) & VTX_REUSE_DEPTH_MASK);
+
+	/* set HW defaults for 3D engine */
+	WREG32(CP_QUEUE_THRESHOLDS, (ROQ_IB1_START(0x16) |
+				     ROQ_IB2_START(0x2b)));
+
+	WREG32(CP_MEQ_THRESHOLDS, STQ_SPLIT(0x30));
+
+	WREG32(TA_CNTL_AUX, (DISABLE_CUBE_ANISO |
+			     SYNC_GRADIENT |
+			     SYNC_WALKER |
+			     SYNC_ALIGNER));
+
+	sx_debug_1 = RREG32(SX_DEBUG_1);
+	sx_debug_1 |= ENABLE_NEW_SMX_ADDRESS;
+	WREG32(SX_DEBUG_1, sx_debug_1);
+
+	smx_dc_ctl0 = RREG32(SMX_DC_CTL0);
+	smx_dc_ctl0 &= ~CACHE_DEPTH(0x1ff);
+	smx_dc_ctl0 |= CACHE_DEPTH((rdev->config.rv770.sx_num_of_sets * 64) - 1);
+	WREG32(SMX_DC_CTL0, smx_dc_ctl0);
+
+	WREG32(SMX_EVENT_CTL, (ES_FLUSH_CTL(4) |
+			       GS_FLUSH_CTL(4) |
+			       ACK_FLUSH_CTL(3) |
+			       SYNC_FLUSH_CTL));
+
+	if (rdev->family == CHIP_RV770)
+		WREG32(DB_DEBUG3, DB_CLK_OFF_DELAY(0x1f));
+	else {
+		db_debug4 = RREG32(DB_DEBUG4);
+		db_debug4 |= DISABLE_TILE_COVERED_FOR_PS_ITER;
+		WREG32(DB_DEBUG4, db_debug4);
+	}
+
+	WREG32(SX_EXPORT_BUFFER_SIZES, (COLOR_BUFFER_SIZE((rdev->config.rv770.sx_max_export_size / 4) - 1) |
+					POSITION_BUFFER_SIZE((rdev->config.rv770.sx_max_export_pos_size / 4) - 1) |
+					SMX_BUFFER_SIZE((rdev->config.rv770.sx_max_export_smx_size / 4) - 1)));
+
+	WREG32(PA_SC_FIFO_SIZE, (SC_PRIM_FIFO_SIZE(rdev->config.rv770.sc_prim_fifo_size) |
+				 SC_HIZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_hiz_tile_fifo_size) |
+				 SC_EARLYZ_TILE_FIFO_SIZE(rdev->config.rv770.sc_earlyz_tile_fifo_fize)));
+
+	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
+
+	WREG32(VGT_NUM_INSTANCES, 1);
+
+	WREG32(SPI_CONFIG_CNTL, GPR_WRITE_PRIORITY(0));
 
-	/* FIXME: implement */
+	WREG32(SPI_CONFIG_CNTL_1, VTX_DONE_DELAY(4));
+
+	WREG32(CP_PERFMON_CNTL, 0);
+
+	sq_ms_fifo_sizes = (CACHE_FIFO_SIZE(16 * rdev->config.rv770.sq_num_cf_insts) |
+			    DONE_FIFO_HIWATER(0xe0) |
+			    ALU_UPDATE_FIFO_HIWATER(0x8));
+	switch (rdev->family) {
+	case CHIP_RV770:
+		sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x1);
+		break;
+	case CHIP_RV730:
+	case CHIP_RV710:
+	case CHIP_RV740:
+	default:
+		sq_ms_fifo_sizes |= FETCH_FIFO_HIWATER(0x4);
+		break;
+	}
+	WREG32(SQ_MS_FIFO_SIZES, sq_ms_fifo_sizes);
+
+	/* SQ_CONFIG, SQ_GPR_RESOURCE_MGMT, SQ_THREAD_RESOURCE_MGMT, SQ_STACK_RESOURCE_MGMT
+	 * should be adjusted as needed by the 2D/3D drivers.  This just sets default values
+	 */
+	sq_config = RREG32(SQ_CONFIG);
+	sq_config &= ~(PS_PRIO(3) |
+		       VS_PRIO(3) |
+		       GS_PRIO(3) |
+		       ES_PRIO(3));
+	sq_config |= (DX9_CONSTS |
+		      VC_ENABLE |
+		      EXPORT_SRC_C |
+		      PS_PRIO(0) |
+		      VS_PRIO(1) |
+		      GS_PRIO(2) |
+		      ES_PRIO(3));
+	if (rdev->family == CHIP_RV710)
+		/* no vertex cache */
+		sq_config &= ~VC_ENABLE;
+
+	WREG32(SQ_CONFIG, sq_config);
+
+	WREG32(SQ_GPR_RESOURCE_MGMT_1,  (NUM_PS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
+					 NUM_VS_GPRS((rdev->config.rv770.max_gprs * 24)/64) |
+					 NUM_CLAUSE_TEMP_GPRS(((rdev->config.rv770.max_gprs * 24)/64)/2)));
+
+	WREG32(SQ_GPR_RESOURCE_MGMT_2,  (NUM_GS_GPRS((rdev->config.rv770.max_gprs * 7)/64) |
+					 NUM_ES_GPRS((rdev->config.rv770.max_gprs * 7)/64)));
+
+	sq_thread_resource_mgmt = (NUM_PS_THREADS((rdev->config.rv770.max_threads * 4)/8) |
+				   NUM_VS_THREADS((rdev->config.rv770.max_threads * 2)/8) |
+				   NUM_ES_THREADS((rdev->config.rv770.max_threads * 1)/8));
+	if (((rdev->config.rv770.max_threads * 1) / 8) > rdev->config.rv770.max_gs_threads)
+		sq_thread_resource_mgmt |= NUM_GS_THREADS(rdev->config.rv770.max_gs_threads);
+	else
+		sq_thread_resource_mgmt |= NUM_GS_THREADS((rdev->config.rv770.max_gs_threads * 1)/8);
+	WREG32(SQ_THREAD_RESOURCE_MGMT, sq_thread_resource_mgmt);
+
+	WREG32(SQ_STACK_RESOURCE_MGMT_1, (NUM_PS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
+						     NUM_VS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
+
+	WREG32(SQ_STACK_RESOURCE_MGMT_2, (NUM_GS_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4) |
+						     NUM_ES_STACK_ENTRIES((rdev->config.rv770.max_stack_entries * 1)/4)));
+
+	sq_dyn_gpr_size_simd_ab_0 = (SIMDA_RING0((rdev->config.rv770.max_gprs * 38)/64) |
+				     SIMDA_RING1((rdev->config.rv770.max_gprs * 38)/64) |
+				     SIMDB_RING0((rdev->config.rv770.max_gprs * 38)/64) |
+				     SIMDB_RING1((rdev->config.rv770.max_gprs * 38)/64));
+
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_0, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_1, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_2, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_3, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_4, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_5, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_6, sq_dyn_gpr_size_simd_ab_0);
+	WREG32(SQ_DYN_GPR_SIZE_SIMD_AB_7, sq_dyn_gpr_size_simd_ab_0);
+
+	WREG32(PA_SC_FORCE_EOV_MAX_CNTS, (FORCE_EOV_MAX_CLK_CNT(4095) |
+					  FORCE_EOV_MAX_REZ_CNT(255)));
+
+	if (rdev->family == CHIP_RV710)
+		WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(TC_ONLY) |
+						AUTO_INVLD_EN(ES_AND_GS_AUTO)));
+	else
+		WREG32(VGT_CACHE_INVALIDATION, (CACHE_INVALIDATION(VC_AND_TC) |
+						AUTO_INVLD_EN(ES_AND_GS_AUTO)));
+
+	switch (rdev->family) {
+	case CHIP_RV770:
+	case CHIP_RV730:
+	case CHIP_RV740:
+		gs_prim_buffer_depth = 384;
+		break;
+	case CHIP_RV710:
+		gs_prim_buffer_depth = 128;
+		break;
+	default:
+		break;
+	}
+
+	num_gs_verts_per_thread = rdev->config.rv770.max_pipes * 16;
+	vgt_gs_per_es = gs_prim_buffer_depth + num_gs_verts_per_thread;
+	/* Max value for this is 256 */
+	if (vgt_gs_per_es > 256)
+		vgt_gs_per_es = 256;
+
+	WREG32(VGT_ES_PER_GS, 128);
+	WREG32(VGT_GS_PER_ES, vgt_gs_per_es);
+	WREG32(VGT_GS_PER_VS, 2);
+
+	/* more default values. 2D/3D driver should adjust as needed */
+	WREG32(VGT_GS_VERTEX_REUSE, 16);
+	WREG32(PA_SC_LINE_STIPPLE_STATE, 0);
+	WREG32(VGT_STRMOUT_EN, 0);
+	WREG32(SX_MISC, 0);
+	WREG32(PA_SC_MODE_CNTL, 0);
+	WREG32(PA_SC_EDGERULE, 0xaaaaaaaa);
+	WREG32(PA_SC_AA_CONFIG, 0);
+	WREG32(PA_SC_CLIPRECT_RULE, 0xffff);
+	WREG32(PA_SC_LINE_STIPPLE, 0);
+	WREG32(SPI_INPUT_Z, 0);
+	WREG32(SPI_PS_IN_CONTROL_0, NUM_INTERP(2));
+	WREG32(CB_COLOR7_FRAG, 0);
+
+	/* clear render buffer base addresses */
+	WREG32(CB_COLOR0_BASE, 0);
+	WREG32(CB_COLOR1_BASE, 0);
+	WREG32(CB_COLOR2_BASE, 0);
+	WREG32(CB_COLOR3_BASE, 0);
+	WREG32(CB_COLOR4_BASE, 0);
+	WREG32(CB_COLOR5_BASE, 0);
+	WREG32(CB_COLOR6_BASE, 0);
+	WREG32(CB_COLOR7_BASE, 0);
+
+	WREG32(TCP_CNTL, 0);
+
+	hdp_host_path_cntl = RREG32(HDP_HOST_PATH_CNTL);
+	WREG32(HDP_HOST_PATH_CNTL, hdp_host_path_cntl);
+
+	WREG32(PA_SC_MULTI_CHIP_CNTL, 0);
+
+	WREG32(PA_CL_ENHANCE, (CLIP_VTX_REORDER_ENA |
+					  NUM_CLIP_SEQ(3)));
+
+}
+
+int rv770_mc_init(struct radeon_device *rdev)
+{
+	fixed20_12 a;
+	u32 tmp;
+	int chansize, numchan;
+	int r;
+
+	/* Get VRAM informations */
+	rdev->mc.vram_is_ddr = true;
+	tmp = RREG32(MC_ARB_RAMCFG);
+	if (tmp & CHANSIZE_OVERRIDE) {
+		chansize = 16;
+	} else if (tmp & CHANSIZE_MASK) {
+		chansize = 64;
+	} else {
+		chansize = 32;
+	}
+	tmp = RREG32(MC_SHARED_CHMAP);
+	switch ((tmp & NOOFCHAN_MASK) >> NOOFCHAN_SHIFT) {
+	case 0:
+	default:
+		numchan = 1;
+		break;
+	case 1:
+		numchan = 2;
+		break;
+	case 2:
+		numchan = 4;
+		break;
+	case 3:
+		numchan = 8;
+		break;
+	}
+	rdev->mc.vram_width = numchan * chansize;
 	/* Could aper size report 0 ? */
 	rdev->mc.aper_base = drm_get_resource_start(rdev->ddev, 0);
 	rdev->mc.aper_size = drm_get_resource_len(rdev->ddev, 0);
+	/* Setup GPU memory space */
+	rdev->mc.mc_vram_size = RREG32(CONFIG_MEMSIZE);
+	rdev->mc.real_vram_size = RREG32(CONFIG_MEMSIZE);
+
+	if (rdev->mc.mc_vram_size > rdev->mc.aper_size)
+		rdev->mc.mc_vram_size = rdev->mc.aper_size;
+
+	if (rdev->mc.real_vram_size > rdev->mc.aper_size)
+		rdev->mc.real_vram_size = rdev->mc.aper_size;
+
+	if (rdev->flags & RADEON_IS_AGP) {
+		r = radeon_agp_init(rdev);
+		if (r)
+			return r;
+		/* gtt_size is setup by radeon_agp_init */
+		rdev->mc.gtt_location = rdev->mc.agp_base;
+		tmp = 0xFFFFFFFFUL - rdev->mc.agp_base - rdev->mc.gtt_size;
+		/* Try to put vram before or after AGP because we
+		 * we want SYSTEM_APERTURE to cover both VRAM and
+		 * AGP so that GPU can catch out of VRAM/AGP access
+		 */
+		if (rdev->mc.gtt_location > rdev->mc.mc_vram_size) {
+			/* Enought place before */
+			rdev->mc.vram_location = rdev->mc.gtt_location -
+							rdev->mc.mc_vram_size;
+		} else if (tmp > rdev->mc.mc_vram_size) {
+			/* Enought place after */
+			rdev->mc.vram_location = rdev->mc.gtt_location +
+							rdev->mc.gtt_size;
+		} else {
+			/* Try to setup VRAM then AGP might not
+			 * not work on some card
+			 */
+			rdev->mc.vram_location = 0x00000000UL;
+			rdev->mc.gtt_location = rdev->mc.mc_vram_size;
+		}
+	} else {
+		rdev->mc.vram_location = 0x00000000UL;
+		rdev->mc.gtt_location = rdev->mc.mc_vram_size;
+		rdev->mc.gtt_size = radeon_gart_size * 1024 * 1024;
+	}
+	rdev->mc.vram_start = rdev->mc.vram_location;
+	rdev->mc.vram_end = rdev->mc.vram_location + rdev->mc.mc_vram_size - 1;
+	rdev->mc.gtt_start = rdev->mc.gtt_location;
+	rdev->mc.gtt_end = rdev->mc.gtt_location + rdev->mc.gtt_size - 1;
+	/* FIXME: we should enforce default clock in case GPU is not in
+	 * default setup
+	 */
+	a.full = rfixed_const(100);
+	rdev->pm.sclk.full = rfixed_const(rdev->clock.default_sclk);
+	rdev->pm.sclk.full = rfixed_div(rdev->pm.sclk, a);
+	return 0;
+}
+int rv770_gpu_reset(struct radeon_device *rdev)
+{
+	/* FIXME: implement any rv770 specific bits */
+	return r600_gpu_reset(rdev);
+}
+
+static int rv770_startup(struct radeon_device *rdev)
+{
+	int r;
+
+	rv770_mc_program(rdev);
+	if (rdev->flags & RADEON_IS_AGP) {
+		rv770_agp_enable(rdev);
+	} else {
+		r = rv770_pcie_gart_enable(rdev);
+		if (r)
+			return r;
+	}
+	rv770_gpu_init(rdev);
+
+	r = radeon_object_pin(rdev->r600_blit.shader_obj, RADEON_GEM_DOMAIN_VRAM,
+			      &rdev->r600_blit.shader_gpu_addr);
+	if (r) {
+		DRM_ERROR("failed to pin blit object %d\n", r);
+		return r;
+	}
+
+	r = radeon_ring_init(rdev, rdev->cp.ring_size);
+	if (r)
+		return r;
+	r = rv770_cp_load_microcode(rdev);
+	if (r)
+		return r;
+	r = r600_cp_resume(rdev);
+	if (r)
+		return r;
+	/* write back buffer are not vital so don't worry about failure */
+	r600_wb_enable(rdev);
+	return 0;
+}
+
+int rv770_resume(struct radeon_device *rdev)
+{
+	int r;
+
+	/* Do not reset GPU before posting, on rv770 hw unlike on r500 hw,
+	 * posting will perform necessary task to bring back GPU into good
+	 * shape.
+	 */
+	/* post card */
+	atom_asic_init(rdev->mode_info.atom_context);
+	/* Initialize clocks */
+	r = radeon_clocks_init(rdev);
+	if (r) {
+		return r;
+	}
+
+	r = rv770_startup(rdev);
+	if (r) {
+		DRM_ERROR("r600 startup failed on resume\n");
+		return r;
+	}
+
+	r = r600_ib_test(rdev);
+	if (r) {
+		DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+		return r;
+	}
+	return r;
+
+}
+
+int rv770_suspend(struct radeon_device *rdev)
+{
+	/* FIXME: we should wait for ring to be empty */
+	r700_cp_stop(rdev);
+	rdev->cp.ready = false;
+	r600_wb_disable(rdev);
+	rv770_pcie_gart_disable(rdev);
+	/* unpin shaders bo */
+        radeon_object_unpin(rdev->r600_blit.shader_obj);
+	return 0;
+}
+
+/* Plan is to move initialization in that function and use
+ * helper function so that radeon_device_init pretty much
+ * do nothing more than calling asic specific function. This
+ * should also allow to remove a bunch of callback function
+ * like vram_info.
+ */
+int rv770_init(struct radeon_device *rdev)
+{
+	int r;
+
+	r = radeon_dummy_page_init(rdev);
+	if (r)
+		return r;
+	/* This don't do much */
+	r = radeon_gem_init(rdev);
+	if (r)
+		return r;
+	/* Read BIOS */
+	if (!radeon_get_bios(rdev)) {
+		if (ASIC_IS_AVIVO(rdev))
+			return -EINVAL;
+	}
+	/* Must be an ATOMBIOS */
+	if (!rdev->is_atom_bios) {
+		dev_err(rdev->dev, "Expecting atombios for R600 GPU\n");
+		return -EINVAL;
+	}
+	r = radeon_atombios_init(rdev);
+	if (r)
+		return r;
+	/* Post card if necessary */
+	if (!r600_card_posted(rdev) && rdev->bios) {
+		DRM_INFO("GPU not posted. posting now...\n");
+		atom_asic_init(rdev->mode_info.atom_context);
+	}
+	/* Initialize scratch registers */
+	r600_scratch_init(rdev);
+	/* Initialize surface registers */
+	radeon_surface_init(rdev);
+	/* Initialize clocks */
+	radeon_get_clock_info(rdev->ddev);
+	r = radeon_clocks_init(rdev);
+	if (r)
+		return r;
+	/* Initialize power management */
+	radeon_pm_init(rdev);
+	/* Fence driver */
+	r = radeon_fence_driver_init(rdev);
+	if (r)
+		return r;
+	r = rv770_mc_init(rdev);
+	if (r)
+		return r;
+	/* Memory manager */
+	r = radeon_object_init(rdev);
+	if (r)
+		return r;
+	rdev->cp.ring_obj = NULL;
+	r600_ring_init(rdev, 1024 * 1024);
+
+	if (!rdev->me_fw || !rdev->pfp_fw) {
+		r = r600_cp_init_microcode(rdev);
+		if (r) {
+			DRM_ERROR("Failed to load firmware!\n");
+			return r;
+		}
+	}
+
+	r = r600_pcie_gart_init(rdev);
+	if (r)
+		return r;
+
+	rdev->accel_working = true;
+	r = r600_blit_init(rdev);
+	if (r) {
+		DRM_ERROR("radeon: failled blitter (%d).\n", r);
+		rdev->accel_working = false;
+	}
+
+	r = rv770_startup(rdev);
+	if (r) {
+		rv770_suspend(rdev);
+		r600_wb_fini(rdev);
+		radeon_ring_fini(rdev);
+		rv770_pcie_gart_fini(rdev);
+		rdev->accel_working = false;
+	}
+	if (rdev->accel_working) {
+		r = radeon_ib_pool_init(rdev);
+		if (r) {
+			DRM_ERROR("radeon: failled initializing IB pool (%d).\n", r);
+			rdev->accel_working = false;
+		}
+		r = r600_ib_test(rdev);
+		if (r) {
+			DRM_ERROR("radeon: failled testing IB (%d).\n", r);
+			rdev->accel_working = false;
+		}
+	}
+	return 0;
+}
+
+void rv770_fini(struct radeon_device *rdev)
+{
+	rv770_suspend(rdev);
+
+	r600_blit_fini(rdev);
+	radeon_ring_fini(rdev);
+	r600_wb_fini(rdev);
+	rv770_pcie_gart_fini(rdev);
+	radeon_gem_fini(rdev);
+	radeon_fence_driver_fini(rdev);
+	radeon_clocks_fini(rdev);
+	if (rdev->flags & RADEON_IS_AGP)
+		radeon_agp_fini(rdev);
+	radeon_object_fini(rdev);
+	radeon_atombios_fini(rdev);
+	kfree(rdev->bios);
+	rdev->bios = NULL;
+	radeon_dummy_page_fini(rdev);
 }
diff --git a/drivers/gpu/drm/radeon/rv770d.h b/drivers/gpu/drm/radeon/rv770d.h
new file mode 100644
index 000000000000..a1367ab6f261
--- /dev/null
+++ b/drivers/gpu/drm/radeon/rv770d.h
@@ -0,0 +1,346 @@
+/*
+ * Copyright 2009 Advanced Micro Devices, Inc.
+ * Copyright 2009 Red Hat Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ * OTHER DEALINGS IN THE SOFTWARE.
+ *
+ * Authors: Dave Airlie
+ *          Alex Deucher
+ *          Jerome Glisse
+ */
+#ifndef RV770_H
+#define RV770_H
+
+#define R7XX_MAX_SH_GPRS           256
+#define R7XX_MAX_TEMP_GPRS         16
+#define R7XX_MAX_SH_THREADS        256
+#define R7XX_MAX_SH_STACK_ENTRIES  4096
+#define R7XX_MAX_BACKENDS          8
+#define R7XX_MAX_BACKENDS_MASK     0xff
+#define R7XX_MAX_SIMDS             16
+#define R7XX_MAX_SIMDS_MASK        0xffff
+#define R7XX_MAX_PIPES             8
+#define R7XX_MAX_PIPES_MASK        0xff
+
+/* Registers */
+#define	CB_COLOR0_BASE					0x28040
+#define	CB_COLOR1_BASE					0x28044
+#define	CB_COLOR2_BASE					0x28048
+#define	CB_COLOR3_BASE					0x2804C
+#define	CB_COLOR4_BASE					0x28050
+#define	CB_COLOR5_BASE					0x28054
+#define	CB_COLOR6_BASE					0x28058
+#define	CB_COLOR7_BASE					0x2805C
+#define	CB_COLOR7_FRAG					0x280FC
+
+#define	CC_GC_SHADER_PIPE_CONFIG			0x8950
+#define	CC_RB_BACKEND_DISABLE				0x98F4
+#define		BACKEND_DISABLE(x)				((x) << 16)
+#define	CC_SYS_RB_BACKEND_DISABLE			0x3F88
+
+#define	CGTS_SYS_TCC_DISABLE				0x3F90
+#define	CGTS_TCC_DISABLE				0x9148
+#define	CGTS_USER_SYS_TCC_DISABLE			0x3F94
+#define	CGTS_USER_TCC_DISABLE				0x914C
+
+#define	CONFIG_MEMSIZE					0x5428
+
+#define	CP_ME_CNTL					0x86D8
+#define		CP_ME_HALT					(1<<28)
+#define		CP_PFP_HALT					(1<<26)
+#define	CP_ME_RAM_DATA					0xC160
+#define	CP_ME_RAM_RADDR					0xC158
+#define	CP_ME_RAM_WADDR					0xC15C
+#define CP_MEQ_THRESHOLDS				0x8764
+#define		STQ_SPLIT(x)					((x) << 0)
+#define	CP_PERFMON_CNTL					0x87FC
+#define	CP_PFP_UCODE_ADDR				0xC150
+#define	CP_PFP_UCODE_DATA				0xC154
+#define	CP_QUEUE_THRESHOLDS				0x8760
+#define		ROQ_IB1_START(x)				((x) << 0)
+#define		ROQ_IB2_START(x)				((x) << 8)
+#define	CP_RB_CNTL					0xC104
+#define		RB_BUFSZ(x)					((x)<<0)
+#define		RB_BLKSZ(x)					((x)<<8)
+#define		RB_NO_UPDATE					(1<<27)
+#define		RB_RPTR_WR_ENA					(1<<31)
+#define		BUF_SWAP_32BIT					(2 << 16)
+#define	CP_RB_RPTR					0x8700
+#define	CP_RB_RPTR_ADDR					0xC10C
+#define	CP_RB_RPTR_ADDR_HI				0xC110
+#define	CP_RB_RPTR_WR					0xC108
+#define	CP_RB_WPTR					0xC114
+#define	CP_RB_WPTR_ADDR					0xC118
+#define	CP_RB_WPTR_ADDR_HI				0xC11C
+#define	CP_RB_WPTR_DELAY				0x8704
+#define	CP_SEM_WAIT_TIMER				0x85BC
+
+#define	DB_DEBUG3					0x98B0
+#define		DB_CLK_OFF_DELAY(x)				((x) << 11)
+#define DB_DEBUG4					0x9B8C
+#define		DISABLE_TILE_COVERED_FOR_PS_ITER		(1 << 6)
+
+#define	DCP_TILING_CONFIG				0x6CA0
+#define		PIPE_TILING(x)					((x) << 1)
+#define 	BANK_TILING(x)					((x) << 4)
+#define		GROUP_SIZE(x)					((x) << 6)
+#define		ROW_TILING(x)					((x) << 8)
+#define		BANK_SWAPS(x)					((x) << 11)
+#define		SAMPLE_SPLIT(x)					((x) << 14)
+#define		BACKEND_MAP(x)					((x) << 16)
+
+#define GB_TILING_CONFIG				0x98F0
+
+#define	GC_USER_SHADER_PIPE_CONFIG			0x8954
+#define		INACTIVE_QD_PIPES(x)				((x) << 8)
+#define		INACTIVE_QD_PIPES_MASK				0x0000FF00
+#define		INACTIVE_SIMDS(x)				((x) << 16)
+#define		INACTIVE_SIMDS_MASK				0x00FF0000
+
+#define	GRBM_CNTL					0x8000
+#define		GRBM_READ_TIMEOUT(x)				((x) << 0)
+#define	GRBM_SOFT_RESET					0x8020
+#define		SOFT_RESET_CP					(1<<0)
+#define	GRBM_STATUS					0x8010
+#define		CMDFIFO_AVAIL_MASK				0x0000000F
+#define		GUI_ACTIVE					(1<<31)
+#define	GRBM_STATUS2					0x8014
+
+#define	HDP_HOST_PATH_CNTL				0x2C00
+#define	HDP_NONSURFACE_BASE				0x2C04
+#define	HDP_NONSURFACE_INFO				0x2C08
+#define	HDP_NONSURFACE_SIZE				0x2C0C
+#define HDP_REG_COHERENCY_FLUSH_CNTL			0x54A0
+#define	HDP_TILING_CONFIG				0x2F3C
+
+#define MC_SHARED_CHMAP						0x2004
+#define		NOOFCHAN_SHIFT					12
+#define		NOOFCHAN_MASK					0x00003000
+
+#define	MC_ARB_RAMCFG					0x2760
+#define		NOOFBANK_SHIFT					0
+#define		NOOFBANK_MASK					0x00000003
+#define		NOOFRANK_SHIFT					2
+#define		NOOFRANK_MASK					0x00000004
+#define		NOOFROWS_SHIFT					3
+#define		NOOFROWS_MASK					0x00000038
+#define		NOOFCOLS_SHIFT					6
+#define		NOOFCOLS_MASK					0x000000C0
+#define		CHANSIZE_SHIFT					8
+#define		CHANSIZE_MASK					0x00000100
+#define		BURSTLENGTH_SHIFT				9
+#define		BURSTLENGTH_MASK				0x00000200
+#define		CHANSIZE_OVERRIDE				(1 << 11)
+#define	MC_VM_AGP_TOP					0x2028
+#define	MC_VM_AGP_BOT					0x202C
+#define	MC_VM_AGP_BASE					0x2030
+#define	MC_VM_FB_LOCATION				0x2024
+#define	MC_VM_MB_L1_TLB0_CNTL				0x2234
+#define	MC_VM_MB_L1_TLB1_CNTL				0x2238
+#define	MC_VM_MB_L1_TLB2_CNTL				0x223C
+#define	MC_VM_MB_L1_TLB3_CNTL				0x2240
+#define		ENABLE_L1_TLB					(1 << 0)
+#define		ENABLE_L1_FRAGMENT_PROCESSING			(1 << 1)
+#define		SYSTEM_ACCESS_MODE_PA_ONLY			(0 << 3)
+#define		SYSTEM_ACCESS_MODE_USE_SYS_MAP			(1 << 3)
+#define		SYSTEM_ACCESS_MODE_IN_SYS			(2 << 3)
+#define		SYSTEM_ACCESS_MODE_NOT_IN_SYS			(3 << 3)
+#define		SYSTEM_APERTURE_UNMAPPED_ACCESS_PASS_THRU	(0 << 5)
+#define		EFFECTIVE_L1_TLB_SIZE(x)			((x)<<15)
+#define		EFFECTIVE_L1_QUEUE_SIZE(x)			((x)<<18)
+#define	MC_VM_MD_L1_TLB0_CNTL				0x2654
+#define	MC_VM_MD_L1_TLB1_CNTL				0x2658
+#define	MC_VM_MD_L1_TLB2_CNTL				0x265C
+#define	MC_VM_SYSTEM_APERTURE_DEFAULT_ADDR		0x203C
+#define	MC_VM_SYSTEM_APERTURE_HIGH_ADDR			0x2038
+#define	MC_VM_SYSTEM_APERTURE_LOW_ADDR			0x2034
+
+#define	PA_CL_ENHANCE					0x8A14
+#define		CLIP_VTX_REORDER_ENA				(1 << 0)
+#define		NUM_CLIP_SEQ(x)					((x) << 1)
+#define PA_SC_AA_CONFIG					0x28C04
+#define PA_SC_CLIPRECT_RULE				0x2820C
+#define	PA_SC_EDGERULE					0x28230
+#define	PA_SC_FIFO_SIZE					0x8BCC
+#define		SC_PRIM_FIFO_SIZE(x)				((x) << 0)
+#define		SC_HIZ_TILE_FIFO_SIZE(x)			((x) << 12)
+#define	PA_SC_FORCE_EOV_MAX_CNTS			0x8B24
+#define		FORCE_EOV_MAX_CLK_CNT(x)			((x)<<0)
+#define		FORCE_EOV_MAX_REZ_CNT(x)			((x)<<16)
+#define PA_SC_LINE_STIPPLE				0x28A0C
+#define	PA_SC_LINE_STIPPLE_STATE			0x8B10
+#define PA_SC_MODE_CNTL					0x28A4C
+#define	PA_SC_MULTI_CHIP_CNTL				0x8B20
+#define		SC_EARLYZ_TILE_FIFO_SIZE(x)			((x) << 20)
+
+#define	SCRATCH_REG0					0x8500
+#define	SCRATCH_REG1					0x8504
+#define	SCRATCH_REG2					0x8508
+#define	SCRATCH_REG3					0x850C
+#define	SCRATCH_REG4					0x8510
+#define	SCRATCH_REG5					0x8514
+#define	SCRATCH_REG6					0x8518
+#define	SCRATCH_REG7					0x851C
+#define	SCRATCH_UMSK					0x8540
+#define	SCRATCH_ADDR					0x8544
+
+#define	SMX_DC_CTL0					0xA020
+#define		USE_HASH_FUNCTION				(1 << 0)
+#define		CACHE_DEPTH(x)					((x) << 1)
+#define		FLUSH_ALL_ON_EVENT				(1 << 10)
+#define		STALL_ON_EVENT					(1 << 11)
+#define	SMX_EVENT_CTL					0xA02C
+#define		ES_FLUSH_CTL(x)					((x) << 0)
+#define		GS_FLUSH_CTL(x)					((x) << 3)
+#define		ACK_FLUSH_CTL(x)				((x) << 6)
+#define		SYNC_FLUSH_CTL					(1 << 8)
+
+#define	SPI_CONFIG_CNTL					0x9100
+#define		GPR_WRITE_PRIORITY(x)				((x) << 0)
+#define		DISABLE_INTERP_1				(1 << 5)
+#define	SPI_CONFIG_CNTL_1				0x913C
+#define		VTX_DONE_DELAY(x)				((x) << 0)
+#define		INTERP_ONE_PRIM_PER_ROW				(1 << 4)
+#define	SPI_INPUT_Z					0x286D8
+#define	SPI_PS_IN_CONTROL_0				0x286CC
+#define		NUM_INTERP(x)					((x)<<0)
+#define		POSITION_ENA					(1<<8)
+#define		POSITION_CENTROID				(1<<9)
+#define		POSITION_ADDR(x)				((x)<<10)
+#define		PARAM_GEN(x)					((x)<<15)
+#define		PARAM_GEN_ADDR(x)				((x)<<19)
+#define		BARYC_SAMPLE_CNTL(x)				((x)<<26)
+#define		PERSP_GRADIENT_ENA				(1<<28)
+#define		LINEAR_GRADIENT_ENA				(1<<29)
+#define		POSITION_SAMPLE					(1<<30)
+#define		BARYC_AT_SAMPLE_ENA				(1<<31)
+
+#define	SQ_CONFIG					0x8C00
+#define		VC_ENABLE					(1 << 0)
+#define		EXPORT_SRC_C					(1 << 1)
+#define		DX9_CONSTS					(1 << 2)
+#define		ALU_INST_PREFER_VECTOR				(1 << 3)
+#define		DX10_CLAMP					(1 << 4)
+#define		CLAUSE_SEQ_PRIO(x)				((x) << 8)
+#define		PS_PRIO(x)					((x) << 24)
+#define		VS_PRIO(x)					((x) << 26)
+#define		GS_PRIO(x)					((x) << 28)
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_0			0x8DB0
+#define		SIMDA_RING0(x)					((x)<<0)
+#define		SIMDA_RING1(x)					((x)<<8)
+#define		SIMDB_RING0(x)					((x)<<16)
+#define		SIMDB_RING1(x)					((x)<<24)
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_1			0x8DB4
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_2			0x8DB8
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_3			0x8DBC
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_4			0x8DC0
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_5			0x8DC4
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_6			0x8DC8
+#define	SQ_DYN_GPR_SIZE_SIMD_AB_7			0x8DCC
+#define		ES_PRIO(x)					((x) << 30)
+#define	SQ_GPR_RESOURCE_MGMT_1				0x8C04
+#define		NUM_PS_GPRS(x)					((x) << 0)
+#define		NUM_VS_GPRS(x)					((x) << 16)
+#define		DYN_GPR_ENABLE					(1 << 27)
+#define		NUM_CLAUSE_TEMP_GPRS(x)				((x) << 28)
+#define	SQ_GPR_RESOURCE_MGMT_2				0x8C08
+#define		NUM_GS_GPRS(x)					((x) << 0)
+#define		NUM_ES_GPRS(x)					((x) << 16)
+#define	SQ_MS_FIFO_SIZES				0x8CF0
+#define		CACHE_FIFO_SIZE(x)				((x) << 0)
+#define		FETCH_FIFO_HIWATER(x)				((x) << 8)
+#define		DONE_FIFO_HIWATER(x)				((x) << 16)
+#define		ALU_UPDATE_FIFO_HIWATER(x)			((x) << 24)
+#define	SQ_STACK_RESOURCE_MGMT_1			0x8C10
+#define		NUM_PS_STACK_ENTRIES(x)				((x) << 0)
+#define		NUM_VS_STACK_ENTRIES(x)				((x) << 16)
+#define	SQ_STACK_RESOURCE_MGMT_2			0x8C14
+#define		NUM_GS_STACK_ENTRIES(x)				((x) << 0)
+#define		NUM_ES_STACK_ENTRIES(x)				((x) << 16)
+#define	SQ_THREAD_RESOURCE_MGMT				0x8C0C
+#define		NUM_PS_THREADS(x)				((x) << 0)
+#define		NUM_VS_THREADS(x)				((x) << 8)
+#define		NUM_GS_THREADS(x)				((x) << 16)
+#define		NUM_ES_THREADS(x)				((x) << 24)
+
+#define	SX_DEBUG_1					0x9058
+#define		ENABLE_NEW_SMX_ADDRESS				(1 << 16)
+#define	SX_EXPORT_BUFFER_SIZES				0x900C
+#define		COLOR_BUFFER_SIZE(x)				((x) << 0)
+#define		POSITION_BUFFER_SIZE(x)				((x) << 8)
+#define		SMX_BUFFER_SIZE(x)				((x) << 16)
+#define	SX_MISC						0x28350
+
+#define	TA_CNTL_AUX					0x9508
+#define		DISABLE_CUBE_WRAP				(1 << 0)
+#define		DISABLE_CUBE_ANISO				(1 << 1)
+#define		SYNC_GRADIENT					(1 << 24)
+#define		SYNC_WALKER					(1 << 25)
+#define		SYNC_ALIGNER					(1 << 26)
+#define		BILINEAR_PRECISION_6_BIT			(0 << 31)
+#define		BILINEAR_PRECISION_8_BIT			(1 << 31)
+
+#define	TCP_CNTL					0x9610
+
+#define	VGT_CACHE_INVALIDATION				0x88C4
+#define		CACHE_INVALIDATION(x)				((x)<<0)
+#define			VC_ONLY						0
+#define			TC_ONLY						1
+#define			VC_AND_TC					2
+#define		AUTO_INVLD_EN(x)				((x) << 6)
+#define			NO_AUTO						0
+#define			ES_AUTO						1
+#define			GS_AUTO						2
+#define			ES_AND_GS_AUTO					3
+#define	VGT_ES_PER_GS					0x88CC
+#define	VGT_GS_PER_ES					0x88C8
+#define	VGT_GS_PER_VS					0x88E8
+#define	VGT_GS_VERTEX_REUSE				0x88D4
+#define	VGT_NUM_INSTANCES				0x8974
+#define	VGT_OUT_DEALLOC_CNTL				0x28C5C
+#define		DEALLOC_DIST_MASK				0x0000007F
+#define	VGT_STRMOUT_EN					0x28AB0
+#define	VGT_VERTEX_REUSE_BLOCK_CNTL			0x28C58
+#define		VTX_REUSE_DEPTH_MASK				0x000000FF
+
+#define VM_CONTEXT0_CNTL				0x1410
+#define		ENABLE_CONTEXT					(1 << 0)
+#define		PAGE_TABLE_DEPTH(x)				(((x) & 3) << 1)
+#define		RANGE_PROTECTION_FAULT_ENABLE_DEFAULT		(1 << 4)
+#define	VM_CONTEXT0_PAGE_TABLE_BASE_ADDR		0x153C
+#define	VM_CONTEXT0_PAGE_TABLE_END_ADDR			0x157C
+#define	VM_CONTEXT0_PAGE_TABLE_START_ADDR		0x155C
+#define VM_CONTEXT0_PROTECTION_FAULT_DEFAULT_ADDR	0x1518
+#define VM_L2_CNTL					0x1400
+#define		ENABLE_L2_CACHE					(1 << 0)
+#define		ENABLE_L2_FRAGMENT_PROCESSING			(1 << 1)
+#define		ENABLE_L2_PTE_CACHE_LRU_UPDATE_BY_WRITE		(1 << 9)
+#define		EFFECTIVE_L2_QUEUE_SIZE(x)			(((x) & 7) << 14)
+#define VM_L2_CNTL2					0x1404
+#define		INVALIDATE_ALL_L1_TLBS				(1 << 0)
+#define		INVALIDATE_L2_CACHE				(1 << 1)
+#define VM_L2_CNTL3					0x1408
+#define		BANK_SELECT(x)					((x) << 0)
+#define		CACHE_UPDATE_MODE(x)				((x) << 6)
+#define	VM_L2_STATUS					0x140C
+#define		L2_BUSY						(1 << 0)
+
+#define	WAIT_UNTIL					0x8040
+
+#endif
diff --git a/drivers/gpu/drm/ttm/ttm_bo.c b/drivers/gpu/drm/ttm/ttm_bo.c
index c2b0d710d10f..87c06252d464 100644
--- a/drivers/gpu/drm/ttm/ttm_bo.c
+++ b/drivers/gpu/drm/ttm/ttm_bo.c
@@ -44,6 +44,39 @@
 
 static int ttm_bo_setup_vm(struct ttm_buffer_object *bo);
 static int ttm_bo_swapout(struct ttm_mem_shrink *shrink);
+static void ttm_bo_global_kobj_release(struct kobject *kobj);
+
+static struct attribute ttm_bo_count = {
+	.name = "bo_count",
+	.mode = S_IRUGO
+};
+
+static ssize_t ttm_bo_global_show(struct kobject *kobj,
+				  struct attribute *attr,
+				  char *buffer)
+{
+	struct ttm_bo_global *glob =
+		container_of(kobj, struct ttm_bo_global, kobj);
+
+	return snprintf(buffer, PAGE_SIZE, "%lu\n",
+			(unsigned long) atomic_read(&glob->bo_count));
+}
+
+static struct attribute *ttm_bo_global_attrs[] = {
+	&ttm_bo_count,
+	NULL
+};
+
+static struct sysfs_ops ttm_bo_global_ops = {
+	.show = &ttm_bo_global_show
+};
+
+static struct kobj_type ttm_bo_glob_kobj_type  = {
+	.release = &ttm_bo_global_kobj_release,
+	.sysfs_ops = &ttm_bo_global_ops,
+	.default_attrs = ttm_bo_global_attrs
+};
+
 
 static inline uint32_t ttm_bo_type_flags(unsigned type)
 {
@@ -66,10 +99,11 @@ static void ttm_bo_release_list(struct kref *list_kref)
 
 	if (bo->ttm)
 		ttm_tt_destroy(bo->ttm);
+	atomic_dec(&bo->glob->bo_count);
 	if (bo->destroy)
 		bo->destroy(bo);
 	else {
-		ttm_mem_global_free(bdev->mem_glob, bo->acc_size, false);
+		ttm_mem_global_free(bdev->glob->mem_glob, bo->acc_size);
 		kfree(bo);
 	}
 }
@@ -106,7 +140,7 @@ static void ttm_bo_add_to_lru(struct ttm_buffer_object *bo)
 		kref_get(&bo->list_kref);
 
 		if (bo->ttm != NULL) {
-			list_add_tail(&bo->swap, &bdev->swap_lru);
+			list_add_tail(&bo->swap, &bo->glob->swap_lru);
 			kref_get(&bo->list_kref);
 		}
 	}
@@ -141,7 +175,7 @@ int ttm_bo_reserve_locked(struct ttm_buffer_object *bo,
 			  bool interruptible,
 			  bool no_wait, bool use_sequence, uint32_t sequence)
 {
-	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	int ret;
 
 	while (unlikely(atomic_cmpxchg(&bo->reserved, 0, 1) != 0)) {
@@ -153,9 +187,9 @@ int ttm_bo_reserve_locked(struct ttm_buffer_object *bo,
 		if (no_wait)
 			return -EBUSY;
 
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		ret = ttm_bo_wait_unreserved(bo, interruptible);
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 
 		if (unlikely(ret))
 			return ret;
@@ -181,16 +215,16 @@ int ttm_bo_reserve(struct ttm_buffer_object *bo,
 		   bool interruptible,
 		   bool no_wait, bool use_sequence, uint32_t sequence)
 {
-	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	int put_count = 0;
 	int ret;
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	ret = ttm_bo_reserve_locked(bo, interruptible, no_wait, use_sequence,
 				    sequence);
 	if (likely(ret == 0))
 		put_count = ttm_bo_del_from_lru(bo);
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 
 	while (put_count--)
 		kref_put(&bo->list_kref, ttm_bo_ref_bug);
@@ -200,13 +234,13 @@ int ttm_bo_reserve(struct ttm_buffer_object *bo,
 
 void ttm_bo_unreserve(struct ttm_buffer_object *bo)
 {
-	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	ttm_bo_add_to_lru(bo);
 	atomic_set(&bo->reserved, 0);
 	wake_up_all(&bo->event_queue);
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 }
 EXPORT_SYMBOL(ttm_bo_unreserve);
 
@@ -217,6 +251,7 @@ EXPORT_SYMBOL(ttm_bo_unreserve);
 static int ttm_bo_add_ttm(struct ttm_buffer_object *bo, bool zero_alloc)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	int ret = 0;
 	uint32_t page_flags = 0;
 
@@ -232,14 +267,14 @@ static int ttm_bo_add_ttm(struct ttm_buffer_object *bo, bool zero_alloc)
 			page_flags |= TTM_PAGE_FLAG_ZERO_ALLOC;
 	case ttm_bo_type_kernel:
 		bo->ttm = ttm_tt_create(bdev, bo->num_pages << PAGE_SHIFT,
-					page_flags, bdev->dummy_read_page);
+					page_flags, glob->dummy_read_page);
 		if (unlikely(bo->ttm == NULL))
 			ret = -ENOMEM;
 		break;
 	case ttm_bo_type_user:
 		bo->ttm = ttm_tt_create(bdev, bo->num_pages << PAGE_SHIFT,
 					page_flags | TTM_PAGE_FLAG_USER,
-					bdev->dummy_read_page);
+					glob->dummy_read_page);
 		if (unlikely(bo->ttm == NULL))
 			ret = -ENOMEM;
 		break;
@@ -360,6 +395,7 @@ out_err:
 static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	struct ttm_bo_driver *driver = bdev->driver;
 	int ret;
 
@@ -371,7 +407,7 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 
 		spin_unlock(&bo->lock);
 
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 		ret = ttm_bo_reserve_locked(bo, false, false, false, 0);
 		BUG_ON(ret);
 		if (bo->ttm)
@@ -386,7 +422,7 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 			bo->mem.mm_node = NULL;
 		}
 		put_count = ttm_bo_del_from_lru(bo);
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 
 		atomic_set(&bo->reserved, 0);
 
@@ -396,14 +432,14 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 		return 0;
 	}
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	if (list_empty(&bo->ddestroy)) {
 		void *sync_obj = bo->sync_obj;
 		void *sync_obj_arg = bo->sync_obj_arg;
 
 		kref_get(&bo->list_kref);
 		list_add_tail(&bo->ddestroy, &bdev->ddestroy);
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		spin_unlock(&bo->lock);
 
 		if (sync_obj)
@@ -413,7 +449,7 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 		ret = 0;
 
 	} else {
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		spin_unlock(&bo->lock);
 		ret = -EBUSY;
 	}
@@ -428,11 +464,12 @@ static int ttm_bo_cleanup_refs(struct ttm_buffer_object *bo, bool remove_all)
 
 static int ttm_bo_delayed_delete(struct ttm_bo_device *bdev, bool remove_all)
 {
+	struct ttm_bo_global *glob = bdev->glob;
 	struct ttm_buffer_object *entry, *nentry;
 	struct list_head *list, *next;
 	int ret;
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	list_for_each_safe(list, next, &bdev->ddestroy) {
 		entry = list_entry(list, struct ttm_buffer_object, ddestroy);
 		nentry = NULL;
@@ -449,16 +486,16 @@ static int ttm_bo_delayed_delete(struct ttm_bo_device *bdev, bool remove_all)
 		}
 		kref_get(&entry->list_kref);
 
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		ret = ttm_bo_cleanup_refs(entry, remove_all);
 		kref_put(&entry->list_kref, ttm_bo_release_list);
 
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 		if (nentry) {
 			bool next_onlist = !list_empty(next);
-			spin_unlock(&bdev->lru_lock);
+			spin_unlock(&glob->lru_lock);
 			kref_put(&nentry->list_kref, ttm_bo_release_list);
-			spin_lock(&bdev->lru_lock);
+			spin_lock(&glob->lru_lock);
 			/*
 			 * Someone might have raced us and removed the
 			 * next entry from the list. We don't bother restarting
@@ -472,7 +509,7 @@ static int ttm_bo_delayed_delete(struct ttm_bo_device *bdev, bool remove_all)
 			break;
 	}
 	ret = !list_empty(&bdev->ddestroy);
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 
 	return ret;
 }
@@ -522,6 +559,7 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, unsigned mem_type,
 {
 	int ret = 0;
 	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	struct ttm_mem_reg evict_mem;
 	uint32_t proposed_placement;
 
@@ -570,12 +608,12 @@ static int ttm_bo_evict(struct ttm_buffer_object *bo, unsigned mem_type,
 		goto out;
 	}
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	if (evict_mem.mm_node) {
 		drm_mm_put_block(evict_mem.mm_node);
 		evict_mem.mm_node = NULL;
 	}
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 	bo->evicted = true;
 out:
 	return ret;
@@ -590,6 +628,7 @@ static int ttm_bo_mem_force_space(struct ttm_bo_device *bdev,
 				  uint32_t mem_type,
 				  bool interruptible, bool no_wait)
 {
+	struct ttm_bo_global *glob = bdev->glob;
 	struct drm_mm_node *node;
 	struct ttm_buffer_object *entry;
 	struct ttm_mem_type_manager *man = &bdev->man[mem_type];
@@ -603,7 +642,7 @@ retry_pre_get:
 	if (unlikely(ret != 0))
 		return ret;
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	do {
 		node = drm_mm_search_free(&man->manager, num_pages,
 					  mem->page_alignment, 1);
@@ -624,7 +663,7 @@ retry_pre_get:
 		if (likely(ret == 0))
 			put_count = ttm_bo_del_from_lru(entry);
 
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 
 		if (unlikely(ret != 0))
 			return ret;
@@ -640,21 +679,21 @@ retry_pre_get:
 		if (ret)
 			return ret;
 
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 	} while (1);
 
 	if (!node) {
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		return -ENOMEM;
 	}
 
 	node = drm_mm_get_block_atomic(node, num_pages, mem->page_alignment);
 	if (unlikely(!node)) {
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		goto retry_pre_get;
 	}
 
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 	mem->mm_node = node;
 	mem->mem_type = mem_type;
 	return 0;
@@ -723,6 +762,7 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo,
 		     bool interruptible, bool no_wait)
 {
 	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	struct ttm_mem_type_manager *man;
 
 	uint32_t num_prios = bdev->driver->num_mem_type_prio;
@@ -762,20 +802,20 @@ int ttm_bo_mem_space(struct ttm_buffer_object *bo,
 				if (unlikely(ret))
 					return ret;
 
-				spin_lock(&bdev->lru_lock);
+				spin_lock(&glob->lru_lock);
 				node = drm_mm_search_free(&man->manager,
 							  mem->num_pages,
 							  mem->page_alignment,
 							  1);
 				if (unlikely(!node)) {
-					spin_unlock(&bdev->lru_lock);
+					spin_unlock(&glob->lru_lock);
 					break;
 				}
 				node = drm_mm_get_block_atomic(node,
 							       mem->num_pages,
 							       mem->
 							       page_alignment);
-				spin_unlock(&bdev->lru_lock);
+				spin_unlock(&glob->lru_lock);
 			} while (!node);
 		}
 		if (node)
@@ -848,7 +888,7 @@ int ttm_bo_move_buffer(struct ttm_buffer_object *bo,
 		       uint32_t proposed_placement,
 		       bool interruptible, bool no_wait)
 {
-	struct ttm_bo_device *bdev = bo->bdev;
+	struct ttm_bo_global *glob = bo->glob;
 	int ret = 0;
 	struct ttm_mem_reg mem;
 
@@ -884,9 +924,9 @@ int ttm_bo_move_buffer(struct ttm_buffer_object *bo,
 
 out_unlock:
 	if (ret && mem.mm_node) {
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 		drm_mm_put_block(mem.mm_node);
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 	}
 	return ret;
 }
@@ -1022,6 +1062,7 @@ int ttm_buffer_object_init(struct ttm_bo_device *bdev,
 	INIT_LIST_HEAD(&bo->ddestroy);
 	INIT_LIST_HEAD(&bo->swap);
 	bo->bdev = bdev;
+	bo->glob = bdev->glob;
 	bo->type = type;
 	bo->num_pages = num_pages;
 	bo->mem.mem_type = TTM_PL_SYSTEM;
@@ -1034,6 +1075,7 @@ int ttm_buffer_object_init(struct ttm_bo_device *bdev,
 	bo->seq_valid = false;
 	bo->persistant_swap_storage = persistant_swap_storage;
 	bo->acc_size = acc_size;
+	atomic_inc(&bo->glob->bo_count);
 
 	ret = ttm_bo_check_placement(bo, flags, 0ULL);
 	if (unlikely(ret != 0))
@@ -1072,13 +1114,13 @@ out_err:
 }
 EXPORT_SYMBOL(ttm_buffer_object_init);
 
-static inline size_t ttm_bo_size(struct ttm_bo_device *bdev,
+static inline size_t ttm_bo_size(struct ttm_bo_global *glob,
 				 unsigned long num_pages)
 {
 	size_t page_array_size = (num_pages * sizeof(void *) + PAGE_SIZE - 1) &
 	    PAGE_MASK;
 
-	return bdev->ttm_bo_size + 2 * page_array_size;
+	return glob->ttm_bo_size + 2 * page_array_size;
 }
 
 int ttm_buffer_object_create(struct ttm_bo_device *bdev,
@@ -1093,18 +1135,18 @@ int ttm_buffer_object_create(struct ttm_bo_device *bdev,
 {
 	struct ttm_buffer_object *bo;
 	int ret;
-	struct ttm_mem_global *mem_glob = bdev->mem_glob;
+	struct ttm_mem_global *mem_glob = bdev->glob->mem_glob;
 
 	size_t acc_size =
-	    ttm_bo_size(bdev, (size + PAGE_SIZE - 1) >> PAGE_SHIFT);
-	ret = ttm_mem_global_alloc(mem_glob, acc_size, false, false, false);
+	    ttm_bo_size(bdev->glob, (size + PAGE_SIZE - 1) >> PAGE_SHIFT);
+	ret = ttm_mem_global_alloc(mem_glob, acc_size, false, false);
 	if (unlikely(ret != 0))
 		return ret;
 
 	bo = kzalloc(sizeof(*bo), GFP_KERNEL);
 
 	if (unlikely(bo == NULL)) {
-		ttm_mem_global_free(mem_glob, acc_size, false);
+		ttm_mem_global_free(mem_glob, acc_size);
 		return -ENOMEM;
 	}
 
@@ -1150,6 +1192,7 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
 				   struct list_head *head,
 				   unsigned mem_type, bool allow_errors)
 {
+	struct ttm_bo_global *glob = bdev->glob;
 	struct ttm_buffer_object *entry;
 	int ret;
 	int put_count;
@@ -1158,30 +1201,31 @@ static int ttm_bo_force_list_clean(struct ttm_bo_device *bdev,
 	 * Can't use standard list traversal since we're unlocking.
 	 */
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 
 	while (!list_empty(head)) {
 		entry = list_first_entry(head, struct ttm_buffer_object, lru);
 		kref_get(&entry->list_kref);
 		ret = ttm_bo_reserve_locked(entry, false, false, false, 0);
 		put_count = ttm_bo_del_from_lru(entry);
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 		while (put_count--)
 			kref_put(&entry->list_kref, ttm_bo_ref_bug);
 		BUG_ON(ret);
 		ret = ttm_bo_leave_list(entry, mem_type, allow_errors);
 		ttm_bo_unreserve(entry);
 		kref_put(&entry->list_kref, ttm_bo_release_list);
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 	}
 
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 
 	return 0;
 }
 
 int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)
 {
+	struct ttm_bo_global *glob = bdev->glob;
 	struct ttm_mem_type_manager *man;
 	int ret = -EINVAL;
 
@@ -1204,13 +1248,13 @@ int ttm_bo_clean_mm(struct ttm_bo_device *bdev, unsigned mem_type)
 	if (mem_type > 0) {
 		ttm_bo_force_list_clean(bdev, &man->lru, mem_type, false);
 
-		spin_lock(&bdev->lru_lock);
+		spin_lock(&glob->lru_lock);
 		if (drm_mm_clean(&man->manager))
 			drm_mm_takedown(&man->manager);
 		else
 			ret = -EBUSY;
 
-		spin_unlock(&bdev->lru_lock);
+		spin_unlock(&glob->lru_lock);
 	}
 
 	return ret;
@@ -1284,11 +1328,82 @@ int ttm_bo_init_mm(struct ttm_bo_device *bdev, unsigned type,
 }
 EXPORT_SYMBOL(ttm_bo_init_mm);
 
+static void ttm_bo_global_kobj_release(struct kobject *kobj)
+{
+	struct ttm_bo_global *glob =
+		container_of(kobj, struct ttm_bo_global, kobj);
+
+	ttm_mem_unregister_shrink(glob->mem_glob, &glob->shrink);
+	__free_page(glob->dummy_read_page);
+	kfree(glob);
+}
+
+void ttm_bo_global_release(struct ttm_global_reference *ref)
+{
+	struct ttm_bo_global *glob = ref->object;
+
+	kobject_del(&glob->kobj);
+	kobject_put(&glob->kobj);
+}
+EXPORT_SYMBOL(ttm_bo_global_release);
+
+int ttm_bo_global_init(struct ttm_global_reference *ref)
+{
+	struct ttm_bo_global_ref *bo_ref =
+		container_of(ref, struct ttm_bo_global_ref, ref);
+	struct ttm_bo_global *glob = ref->object;
+	int ret;
+
+	mutex_init(&glob->device_list_mutex);
+	spin_lock_init(&glob->lru_lock);
+	glob->mem_glob = bo_ref->mem_glob;
+	glob->dummy_read_page = alloc_page(__GFP_ZERO | GFP_DMA32);
+
+	if (unlikely(glob->dummy_read_page == NULL)) {
+		ret = -ENOMEM;
+		goto out_no_drp;
+	}
+
+	INIT_LIST_HEAD(&glob->swap_lru);
+	INIT_LIST_HEAD(&glob->device_list);
+
+	ttm_mem_init_shrink(&glob->shrink, ttm_bo_swapout);
+	ret = ttm_mem_register_shrink(glob->mem_glob, &glob->shrink);
+	if (unlikely(ret != 0)) {
+		printk(KERN_ERR TTM_PFX
+		       "Could not register buffer object swapout.\n");
+		goto out_no_shrink;
+	}
+
+	glob->ttm_bo_extra_size =
+		ttm_round_pot(sizeof(struct ttm_tt)) +
+		ttm_round_pot(sizeof(struct ttm_backend));
+
+	glob->ttm_bo_size = glob->ttm_bo_extra_size +
+		ttm_round_pot(sizeof(struct ttm_buffer_object));
+
+	atomic_set(&glob->bo_count, 0);
+
+	kobject_init(&glob->kobj, &ttm_bo_glob_kobj_type);
+	ret = kobject_add(&glob->kobj, ttm_get_kobj(), "buffer_objects");
+	if (unlikely(ret != 0))
+		kobject_put(&glob->kobj);
+	return ret;
+out_no_shrink:
+	__free_page(glob->dummy_read_page);
+out_no_drp:
+	kfree(glob);
+	return ret;
+}
+EXPORT_SYMBOL(ttm_bo_global_init);
+
+
 int ttm_bo_device_release(struct ttm_bo_device *bdev)
 {
 	int ret = 0;
 	unsigned i = TTM_NUM_MEM_TYPES;
 	struct ttm_mem_type_manager *man;
+	struct ttm_bo_global *glob = bdev->glob;
 
 	while (i--) {
 		man = &bdev->man[i];
@@ -1304,100 +1419,74 @@ int ttm_bo_device_release(struct ttm_bo_device *bdev)
 		}
 	}
 
+	mutex_lock(&glob->device_list_mutex);
+	list_del(&bdev->device_list);
+	mutex_unlock(&glob->device_list_mutex);
+
 	if (!cancel_delayed_work(&bdev->wq))
 		flush_scheduled_work();
 
 	while (ttm_bo_delayed_delete(bdev, true))
 		;
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	if (list_empty(&bdev->ddestroy))
 		TTM_DEBUG("Delayed destroy list was clean\n");
 
 	if (list_empty(&bdev->man[0].lru))
 		TTM_DEBUG("Swap list was clean\n");
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 
-	ttm_mem_unregister_shrink(bdev->mem_glob, &bdev->shrink);
 	BUG_ON(!drm_mm_clean(&bdev->addr_space_mm));
 	write_lock(&bdev->vm_lock);
 	drm_mm_takedown(&bdev->addr_space_mm);
 	write_unlock(&bdev->vm_lock);
 
-	__free_page(bdev->dummy_read_page);
 	return ret;
 }
 EXPORT_SYMBOL(ttm_bo_device_release);
 
-/*
- * This function is intended to be called on drm driver load.
- * If you decide to call it from firstopen, you must protect the call
- * from a potentially racing ttm_bo_driver_finish in lastclose.
- * (This may happen on X server restart).
- */
-
 int ttm_bo_device_init(struct ttm_bo_device *bdev,
-		       struct ttm_mem_global *mem_glob,
-		       struct ttm_bo_driver *driver, uint64_t file_page_offset,
+		       struct ttm_bo_global *glob,
+		       struct ttm_bo_driver *driver,
+		       uint64_t file_page_offset,
 		       bool need_dma32)
 {
 	int ret = -EINVAL;
 
-	bdev->dummy_read_page = NULL;
 	rwlock_init(&bdev->vm_lock);
-	spin_lock_init(&bdev->lru_lock);
-
 	bdev->driver = driver;
-	bdev->mem_glob = mem_glob;
 
 	memset(bdev->man, 0, sizeof(bdev->man));
 
-	bdev->dummy_read_page = alloc_page(__GFP_ZERO | GFP_DMA32);
-	if (unlikely(bdev->dummy_read_page == NULL)) {
-		ret = -ENOMEM;
-		goto out_err0;
-	}
-
 	/*
 	 * Initialize the system memory buffer type.
 	 * Other types need to be driver / IOCTL initialized.
 	 */
 	ret = ttm_bo_init_mm(bdev, TTM_PL_SYSTEM, 0, 0);
 	if (unlikely(ret != 0))
-		goto out_err1;
+		goto out_no_sys;
 
 	bdev->addr_space_rb = RB_ROOT;
 	ret = drm_mm_init(&bdev->addr_space_mm, file_page_offset, 0x10000000);
 	if (unlikely(ret != 0))
-		goto out_err2;
+		goto out_no_addr_mm;
 
 	INIT_DELAYED_WORK(&bdev->wq, ttm_bo_delayed_workqueue);
 	bdev->nice_mode = true;
 	INIT_LIST_HEAD(&bdev->ddestroy);
-	INIT_LIST_HEAD(&bdev->swap_lru);
 	bdev->dev_mapping = NULL;
+	bdev->glob = glob;
 	bdev->need_dma32 = need_dma32;
-	ttm_mem_init_shrink(&bdev->shrink, ttm_bo_swapout);
-	ret = ttm_mem_register_shrink(mem_glob, &bdev->shrink);
-	if (unlikely(ret != 0)) {
-		printk(KERN_ERR TTM_PFX
-		       "Could not register buffer object swapout.\n");
-		goto out_err2;
-	}
 
-	bdev->ttm_bo_extra_size =
-		ttm_round_pot(sizeof(struct ttm_tt)) +
-		ttm_round_pot(sizeof(struct ttm_backend));
-
-	bdev->ttm_bo_size = bdev->ttm_bo_extra_size +
-		ttm_round_pot(sizeof(struct ttm_buffer_object));
+	mutex_lock(&glob->device_list_mutex);
+	list_add_tail(&bdev->device_list, &glob->device_list);
+	mutex_unlock(&glob->device_list_mutex);
 
 	return 0;
-out_err2:
+out_no_addr_mm:
 	ttm_bo_clean_mm(bdev, 0);
-out_err1:
-	__free_page(bdev->dummy_read_page);
-out_err0:
+out_no_sys:
 	return ret;
 }
 EXPORT_SYMBOL(ttm_bo_device_init);
@@ -1647,21 +1736,21 @@ void ttm_bo_synccpu_write_release(struct ttm_buffer_object *bo)
 
 static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
 {
-	struct ttm_bo_device *bdev =
-	    container_of(shrink, struct ttm_bo_device, shrink);
+	struct ttm_bo_global *glob =
+	    container_of(shrink, struct ttm_bo_global, shrink);
 	struct ttm_buffer_object *bo;
 	int ret = -EBUSY;
 	int put_count;
 	uint32_t swap_placement = (TTM_PL_FLAG_CACHED | TTM_PL_FLAG_SYSTEM);
 
-	spin_lock(&bdev->lru_lock);
+	spin_lock(&glob->lru_lock);
 	while (ret == -EBUSY) {
-		if (unlikely(list_empty(&bdev->swap_lru))) {
-			spin_unlock(&bdev->lru_lock);
+		if (unlikely(list_empty(&glob->swap_lru))) {
+			spin_unlock(&glob->lru_lock);
 			return -EBUSY;
 		}
 
-		bo = list_first_entry(&bdev->swap_lru,
+		bo = list_first_entry(&glob->swap_lru,
 				      struct ttm_buffer_object, swap);
 		kref_get(&bo->list_kref);
 
@@ -1673,16 +1762,16 @@ static int ttm_bo_swapout(struct ttm_mem_shrink *shrink)
 
 		ret = ttm_bo_reserve_locked(bo, false, true, false, 0);
 		if (unlikely(ret == -EBUSY)) {
-			spin_unlock(&bdev->lru_lock);
+			spin_unlock(&glob->lru_lock);
 			ttm_bo_wait_unreserved(bo, false);
 			kref_put(&bo->list_kref, ttm_bo_release_list);
-			spin_lock(&bdev->lru_lock);
+			spin_lock(&glob->lru_lock);
 		}
 	}
 
 	BUG_ON(ret != 0);
 	put_count = ttm_bo_del_from_lru(bo);
-	spin_unlock(&bdev->lru_lock);
+	spin_unlock(&glob->lru_lock);
 
 	while (put_count--)
 		kref_put(&bo->list_kref, ttm_bo_ref_bug);
@@ -1736,6 +1825,6 @@ out:
 
 void ttm_bo_swapout_all(struct ttm_bo_device *bdev)
 {
-	while (ttm_bo_swapout(&bdev->shrink) == 0)
+	while (ttm_bo_swapout(&bdev->glob->shrink) == 0)
 		;
 }
diff --git a/drivers/gpu/drm/ttm/ttm_bo_util.c b/drivers/gpu/drm/ttm/ttm_bo_util.c
index ad4ada07c6cf..c70927ecda21 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_util.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_util.c
@@ -41,9 +41,9 @@ void ttm_bo_free_old_node(struct ttm_buffer_object *bo)
 	struct ttm_mem_reg *old_mem = &bo->mem;
 
 	if (old_mem->mm_node) {
-		spin_lock(&bo->bdev->lru_lock);
+		spin_lock(&bo->glob->lru_lock);
 		drm_mm_put_block(old_mem->mm_node);
-		spin_unlock(&bo->bdev->lru_lock);
+		spin_unlock(&bo->glob->lru_lock);
 	}
 	old_mem->mm_node = NULL;
 }
diff --git a/drivers/gpu/drm/ttm/ttm_bo_vm.c b/drivers/gpu/drm/ttm/ttm_bo_vm.c
index 33de7637c0c6..1c040d040338 100644
--- a/drivers/gpu/drm/ttm/ttm_bo_vm.c
+++ b/drivers/gpu/drm/ttm/ttm_bo_vm.c
@@ -228,7 +228,7 @@ static void ttm_bo_vm_close(struct vm_area_struct *vma)
 	vma->vm_private_data = NULL;
 }
 
-static struct vm_operations_struct ttm_bo_vm_ops = {
+static const struct vm_operations_struct ttm_bo_vm_ops = {
 	.fault = ttm_bo_vm_fault,
 	.open = ttm_bo_vm_open,
 	.close = ttm_bo_vm_close
diff --git a/drivers/gpu/drm/ttm/ttm_global.c b/drivers/gpu/drm/ttm/ttm_global.c
index 0b14eb1972b8..b17007178a36 100644
--- a/drivers/gpu/drm/ttm/ttm_global.c
+++ b/drivers/gpu/drm/ttm/ttm_global.c
@@ -71,7 +71,7 @@ int ttm_global_item_ref(struct ttm_global_reference *ref)
 
 	mutex_lock(&item->mutex);
 	if (item->refcount == 0) {
-		item->object = kmalloc(ref->size, GFP_KERNEL);
+		item->object = kzalloc(ref->size, GFP_KERNEL);
 		if (unlikely(item->object == NULL)) {
 			ret = -ENOMEM;
 			goto out_err;
@@ -82,14 +82,13 @@ int ttm_global_item_ref(struct ttm_global_reference *ref)
 		if (unlikely(ret != 0))
 			goto out_err;
 
-		++item->refcount;
 	}
+	++item->refcount;
 	ref->object = item->object;
 	object = item->object;
 	mutex_unlock(&item->mutex);
 	return 0;
 out_err:
-	kfree(item->object);
 	mutex_unlock(&item->mutex);
 	item->object = NULL;
 	return ret;
@@ -105,7 +104,6 @@ void ttm_global_item_unref(struct ttm_global_reference *ref)
 	BUG_ON(ref->object != item->object);
 	if (--item->refcount == 0) {
 		ref->release(ref);
-		kfree(item->object);
 		item->object = NULL;
 	}
 	mutex_unlock(&item->mutex);
diff --git a/drivers/gpu/drm/ttm/ttm_memory.c b/drivers/gpu/drm/ttm/ttm_memory.c
index 87323d4ff68d..072c281a6bb5 100644
--- a/drivers/gpu/drm/ttm/ttm_memory.c
+++ b/drivers/gpu/drm/ttm/ttm_memory.c
@@ -26,15 +26,180 @@
  **************************************************************************/
 
 #include "ttm/ttm_memory.h"
+#include "ttm/ttm_module.h"
 #include <linux/spinlock.h>
 #include <linux/sched.h>
 #include <linux/wait.h>
 #include <linux/mm.h>
 #include <linux/module.h>
 
-#define TTM_PFX "[TTM] "
 #define TTM_MEMORY_ALLOC_RETRIES 4
 
+struct ttm_mem_zone {
+	struct kobject kobj;
+	struct ttm_mem_global *glob;
+	const char *name;
+	uint64_t zone_mem;
+	uint64_t emer_mem;
+	uint64_t max_mem;
+	uint64_t swap_limit;
+	uint64_t used_mem;
+};
+
+static struct attribute ttm_mem_sys = {
+	.name = "zone_memory",
+	.mode = S_IRUGO
+};
+static struct attribute ttm_mem_emer = {
+	.name = "emergency_memory",
+	.mode = S_IRUGO | S_IWUSR
+};
+static struct attribute ttm_mem_max = {
+	.name = "available_memory",
+	.mode = S_IRUGO | S_IWUSR
+};
+static struct attribute ttm_mem_swap = {
+	.name = "swap_limit",
+	.mode = S_IRUGO | S_IWUSR
+};
+static struct attribute ttm_mem_used = {
+	.name = "used_memory",
+	.mode = S_IRUGO
+};
+
+static void ttm_mem_zone_kobj_release(struct kobject *kobj)
+{
+	struct ttm_mem_zone *zone =
+		container_of(kobj, struct ttm_mem_zone, kobj);
+
+	printk(KERN_INFO TTM_PFX
+	       "Zone %7s: Used memory at exit: %llu kiB.\n",
+	       zone->name, (unsigned long long) zone->used_mem >> 10);
+	kfree(zone);
+}
+
+static ssize_t ttm_mem_zone_show(struct kobject *kobj,
+				 struct attribute *attr,
+				 char *buffer)
+{
+	struct ttm_mem_zone *zone =
+		container_of(kobj, struct ttm_mem_zone, kobj);
+	uint64_t val = 0;
+
+	spin_lock(&zone->glob->lock);
+	if (attr == &ttm_mem_sys)
+		val = zone->zone_mem;
+	else if (attr == &ttm_mem_emer)
+		val = zone->emer_mem;
+	else if (attr == &ttm_mem_max)
+		val = zone->max_mem;
+	else if (attr == &ttm_mem_swap)
+		val = zone->swap_limit;
+	else if (attr == &ttm_mem_used)
+		val = zone->used_mem;
+	spin_unlock(&zone->glob->lock);
+
+	return snprintf(buffer, PAGE_SIZE, "%llu\n",
+			(unsigned long long) val >> 10);
+}
+
+static void ttm_check_swapping(struct ttm_mem_global *glob);
+
+static ssize_t ttm_mem_zone_store(struct kobject *kobj,
+				  struct attribute *attr,
+				  const char *buffer,
+				  size_t size)
+{
+	struct ttm_mem_zone *zone =
+		container_of(kobj, struct ttm_mem_zone, kobj);
+	int chars;
+	unsigned long val;
+	uint64_t val64;
+
+	chars = sscanf(buffer, "%lu", &val);
+	if (chars == 0)
+		return size;
+
+	val64 = val;
+	val64 <<= 10;
+
+	spin_lock(&zone->glob->lock);
+	if (val64 > zone->zone_mem)
+		val64 = zone->zone_mem;
+	if (attr == &ttm_mem_emer) {
+		zone->emer_mem = val64;
+		if (zone->max_mem > val64)
+			zone->max_mem = val64;
+	} else if (attr == &ttm_mem_max) {
+		zone->max_mem = val64;
+		if (zone->emer_mem < val64)
+			zone->emer_mem = val64;
+	} else if (attr == &ttm_mem_swap)
+		zone->swap_limit = val64;
+	spin_unlock(&zone->glob->lock);
+
+	ttm_check_swapping(zone->glob);
+
+	return size;
+}
+
+static struct attribute *ttm_mem_zone_attrs[] = {
+	&ttm_mem_sys,
+	&ttm_mem_emer,
+	&ttm_mem_max,
+	&ttm_mem_swap,
+	&ttm_mem_used,
+	NULL
+};
+
+static struct sysfs_ops ttm_mem_zone_ops = {
+	.show = &ttm_mem_zone_show,
+	.store = &ttm_mem_zone_store
+};
+
+static struct kobj_type ttm_mem_zone_kobj_type = {
+	.release = &ttm_mem_zone_kobj_release,
+	.sysfs_ops = &ttm_mem_zone_ops,
+	.default_attrs = ttm_mem_zone_attrs,
+};
+
+static void ttm_mem_global_kobj_release(struct kobject *kobj)
+{
+	struct ttm_mem_global *glob =
+		container_of(kobj, struct ttm_mem_global, kobj);
+
+	kfree(glob);
+}
+
+static struct kobj_type ttm_mem_glob_kobj_type = {
+	.release = &ttm_mem_global_kobj_release,
+};
+
+static bool ttm_zones_above_swap_target(struct ttm_mem_global *glob,
+					bool from_wq, uint64_t extra)
+{
+	unsigned int i;
+	struct ttm_mem_zone *zone;
+	uint64_t target;
+
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+
+		if (from_wq)
+			target = zone->swap_limit;
+		else if (capable(CAP_SYS_ADMIN))
+			target = zone->emer_mem;
+		else
+			target = zone->max_mem;
+
+		target = (extra > target) ? 0ULL : target;
+
+		if (zone->used_mem > target)
+			return true;
+	}
+	return false;
+}
+
 /**
  * At this point we only support a single shrink callback.
  * Extend this if needed, perhaps using a linked list of callbacks.
@@ -42,34 +207,17 @@
  * many threads may try to swap out at any given time.
  */
 
-static void ttm_shrink(struct ttm_mem_global *glob, bool from_workqueue,
+static void ttm_shrink(struct ttm_mem_global *glob, bool from_wq,
 		       uint64_t extra)
 {
 	int ret;
 	struct ttm_mem_shrink *shrink;
-	uint64_t target;
-	uint64_t total_target;
 
 	spin_lock(&glob->lock);
 	if (glob->shrink == NULL)
 		goto out;
 
-	if (from_workqueue) {
-		target = glob->swap_limit;
-		total_target = glob->total_memory_swap_limit;
-	} else if (capable(CAP_SYS_ADMIN)) {
-		total_target = glob->emer_total_memory;
-		target = glob->emer_memory;
-	} else {
-		total_target = glob->max_total_memory;
-		target = glob->max_memory;
-	}
-
-	total_target = (extra >= total_target) ? 0 : total_target - extra;
-	target = (extra >= target) ? 0 : target - extra;
-
-	while (glob->used_memory > target ||
-	       glob->used_total_memory > total_target) {
+	while (ttm_zones_above_swap_target(glob, from_wq, extra)) {
 		shrink = glob->shrink;
 		spin_unlock(&glob->lock);
 		ret = shrink->do_shrink(shrink);
@@ -81,6 +229,8 @@ out:
 	spin_unlock(&glob->lock);
 }
 
+
+
 static void ttm_shrink_work(struct work_struct *work)
 {
 	struct ttm_mem_global *glob =
@@ -89,63 +239,198 @@ static void ttm_shrink_work(struct work_struct *work)
 	ttm_shrink(glob, true, 0ULL);
 }
 
+static int ttm_mem_init_kernel_zone(struct ttm_mem_global *glob,
+				    const struct sysinfo *si)
+{
+	struct ttm_mem_zone *zone = kzalloc(sizeof(*zone), GFP_KERNEL);
+	uint64_t mem;
+	int ret;
+
+	if (unlikely(!zone))
+		return -ENOMEM;
+
+	mem = si->totalram - si->totalhigh;
+	mem *= si->mem_unit;
+
+	zone->name = "kernel";
+	zone->zone_mem = mem;
+	zone->max_mem = mem >> 1;
+	zone->emer_mem = (mem >> 1) + (mem >> 2);
+	zone->swap_limit = zone->max_mem - (mem >> 3);
+	zone->used_mem = 0;
+	zone->glob = glob;
+	glob->zone_kernel = zone;
+	kobject_init(&zone->kobj, &ttm_mem_zone_kobj_type);
+	ret = kobject_add(&zone->kobj, &glob->kobj, zone->name);
+	if (unlikely(ret != 0)) {
+		kobject_put(&zone->kobj);
+		return ret;
+	}
+	glob->zones[glob->num_zones++] = zone;
+	return 0;
+}
+
+#ifdef CONFIG_HIGHMEM
+static int ttm_mem_init_highmem_zone(struct ttm_mem_global *glob,
+				     const struct sysinfo *si)
+{
+	struct ttm_mem_zone *zone = kzalloc(sizeof(*zone), GFP_KERNEL);
+	uint64_t mem;
+	int ret;
+
+	if (unlikely(!zone))
+		return -ENOMEM;
+
+	if (si->totalhigh == 0)
+		return 0;
+
+	mem = si->totalram;
+	mem *= si->mem_unit;
+
+	zone->name = "highmem";
+	zone->zone_mem = mem;
+	zone->max_mem = mem >> 1;
+	zone->emer_mem = (mem >> 1) + (mem >> 2);
+	zone->swap_limit = zone->max_mem - (mem >> 3);
+	zone->used_mem = 0;
+	zone->glob = glob;
+	glob->zone_highmem = zone;
+	kobject_init(&zone->kobj, &ttm_mem_zone_kobj_type);
+	ret = kobject_add(&zone->kobj, &glob->kobj, zone->name);
+	if (unlikely(ret != 0)) {
+		kobject_put(&zone->kobj);
+		return ret;
+	}
+	glob->zones[glob->num_zones++] = zone;
+	return 0;
+}
+#else
+static int ttm_mem_init_dma32_zone(struct ttm_mem_global *glob,
+				   const struct sysinfo *si)
+{
+	struct ttm_mem_zone *zone = kzalloc(sizeof(*zone), GFP_KERNEL);
+	uint64_t mem;
+	int ret;
+
+	if (unlikely(!zone))
+		return -ENOMEM;
+
+	mem = si->totalram;
+	mem *= si->mem_unit;
+
+	/**
+	 * No special dma32 zone needed.
+	 */
+
+	if (mem <= ((uint64_t) 1ULL << 32))
+		return 0;
+
+	/*
+	 * Limit max dma32 memory to 4GB for now
+	 * until we can figure out how big this
+	 * zone really is.
+	 */
+
+	mem = ((uint64_t) 1ULL << 32);
+	zone->name = "dma32";
+	zone->zone_mem = mem;
+	zone->max_mem = mem >> 1;
+	zone->emer_mem = (mem >> 1) + (mem >> 2);
+	zone->swap_limit = zone->max_mem - (mem >> 3);
+	zone->used_mem = 0;
+	zone->glob = glob;
+	glob->zone_dma32 = zone;
+	kobject_init(&zone->kobj, &ttm_mem_zone_kobj_type);
+	ret = kobject_add(&zone->kobj, &glob->kobj, zone->name);
+	if (unlikely(ret != 0)) {
+		kobject_put(&zone->kobj);
+		return ret;
+	}
+	glob->zones[glob->num_zones++] = zone;
+	return 0;
+}
+#endif
+
 int ttm_mem_global_init(struct ttm_mem_global *glob)
 {
 	struct sysinfo si;
-	uint64_t mem;
+	int ret;
+	int i;
+	struct ttm_mem_zone *zone;
 
 	spin_lock_init(&glob->lock);
 	glob->swap_queue = create_singlethread_workqueue("ttm_swap");
 	INIT_WORK(&glob->work, ttm_shrink_work);
 	init_waitqueue_head(&glob->queue);
+	kobject_init(&glob->kobj, &ttm_mem_glob_kobj_type);
+	ret = kobject_add(&glob->kobj,
+			  ttm_get_kobj(),
+			  "memory_accounting");
+	if (unlikely(ret != 0)) {
+		kobject_put(&glob->kobj);
+		return ret;
+	}
 
 	si_meminfo(&si);
 
-	mem = si.totalram - si.totalhigh;
-	mem *= si.mem_unit;
-
-	glob->max_memory = mem >> 1;
-	glob->emer_memory = (mem >> 1) + (mem >> 2);
-	glob->swap_limit = glob->max_memory - (mem >> 3);
-	glob->used_memory = 0;
-	glob->used_total_memory = 0;
-	glob->shrink = NULL;
-
-	mem = si.totalram;
-	mem *= si.mem_unit;
-
-	glob->max_total_memory = mem >> 1;
-	glob->emer_total_memory = (mem >> 1) + (mem >> 2);
-
-	glob->total_memory_swap_limit = glob->max_total_memory - (mem >> 3);
-
-	printk(KERN_INFO TTM_PFX "TTM available graphics memory: %llu MiB\n",
-	       glob->max_total_memory >> 20);
-	printk(KERN_INFO TTM_PFX "TTM available object memory: %llu MiB\n",
-	       glob->max_memory >> 20);
-
+	ret = ttm_mem_init_kernel_zone(glob, &si);
+	if (unlikely(ret != 0))
+		goto out_no_zone;
+#ifdef CONFIG_HIGHMEM
+	ret = ttm_mem_init_highmem_zone(glob, &si);
+	if (unlikely(ret != 0))
+		goto out_no_zone;
+#else
+	ret = ttm_mem_init_dma32_zone(glob, &si);
+	if (unlikely(ret != 0))
+		goto out_no_zone;
+#endif
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+		printk(KERN_INFO TTM_PFX
+		       "Zone %7s: Available graphics memory: %llu kiB.\n",
+		       zone->name, (unsigned long long) zone->max_mem >> 10);
+	}
 	return 0;
+out_no_zone:
+	ttm_mem_global_release(glob);
+	return ret;
 }
 EXPORT_SYMBOL(ttm_mem_global_init);
 
 void ttm_mem_global_release(struct ttm_mem_global *glob)
 {
-	printk(KERN_INFO TTM_PFX "Used total memory is %llu bytes.\n",
-	       (unsigned long long)glob->used_total_memory);
+	unsigned int i;
+	struct ttm_mem_zone *zone;
+
 	flush_workqueue(glob->swap_queue);
 	destroy_workqueue(glob->swap_queue);
 	glob->swap_queue = NULL;
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+		kobject_del(&zone->kobj);
+		kobject_put(&zone->kobj);
+	}
+	kobject_del(&glob->kobj);
+	kobject_put(&glob->kobj);
 }
 EXPORT_SYMBOL(ttm_mem_global_release);
 
-static inline void ttm_check_swapping(struct ttm_mem_global *glob)
+static void ttm_check_swapping(struct ttm_mem_global *glob)
 {
-	bool needs_swapping;
+	bool needs_swapping = false;
+	unsigned int i;
+	struct ttm_mem_zone *zone;
 
 	spin_lock(&glob->lock);
-	needs_swapping = (glob->used_memory > glob->swap_limit ||
-			  glob->used_total_memory >
-			  glob->total_memory_swap_limit);
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+		if (zone->used_mem > zone->swap_limit) {
+			needs_swapping = true;
+			break;
+		}
+	}
+
 	spin_unlock(&glob->lock);
 
 	if (unlikely(needs_swapping))
@@ -153,44 +438,60 @@ static inline void ttm_check_swapping(struct ttm_mem_global *glob)
 
 }
 
-void ttm_mem_global_free(struct ttm_mem_global *glob,
-			 uint64_t amount, bool himem)
+static void ttm_mem_global_free_zone(struct ttm_mem_global *glob,
+				     struct ttm_mem_zone *single_zone,
+				     uint64_t amount)
 {
+	unsigned int i;
+	struct ttm_mem_zone *zone;
+
 	spin_lock(&glob->lock);
-	glob->used_total_memory -= amount;
-	if (!himem)
-		glob->used_memory -= amount;
-	wake_up_all(&glob->queue);
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+		if (single_zone && zone != single_zone)
+			continue;
+		zone->used_mem -= amount;
+	}
 	spin_unlock(&glob->lock);
 }
 
+void ttm_mem_global_free(struct ttm_mem_global *glob,
+			 uint64_t amount)
+{
+	return ttm_mem_global_free_zone(glob, NULL, amount);
+}
+
 static int ttm_mem_global_reserve(struct ttm_mem_global *glob,
-				  uint64_t amount, bool himem, bool reserve)
+				  struct ttm_mem_zone *single_zone,
+				  uint64_t amount, bool reserve)
 {
 	uint64_t limit;
-	uint64_t lomem_limit;
 	int ret = -ENOMEM;
+	unsigned int i;
+	struct ttm_mem_zone *zone;
 
 	spin_lock(&glob->lock);
+	for (i = 0; i < glob->num_zones; ++i) {
+		zone = glob->zones[i];
+		if (single_zone && zone != single_zone)
+			continue;
 
-	if (capable(CAP_SYS_ADMIN)) {
-		limit = glob->emer_total_memory;
-		lomem_limit = glob->emer_memory;
-	} else {
-		limit = glob->max_total_memory;
-		lomem_limit = glob->max_memory;
-	}
+		limit = (capable(CAP_SYS_ADMIN)) ?
+			zone->emer_mem : zone->max_mem;
 
-	if (unlikely(glob->used_total_memory + amount > limit))
-		goto out_unlock;
-	if (unlikely(!himem && glob->used_memory + amount > lomem_limit))
-		goto out_unlock;
+		if (zone->used_mem > limit)
+			goto out_unlock;
+	}
 
 	if (reserve) {
-		glob->used_total_memory += amount;
-		if (!himem)
-			glob->used_memory += amount;
+		for (i = 0; i < glob->num_zones; ++i) {
+			zone = glob->zones[i];
+			if (single_zone && zone != single_zone)
+				continue;
+			zone->used_mem += amount;
+		}
 	}
+
 	ret = 0;
 out_unlock:
 	spin_unlock(&glob->lock);
@@ -199,12 +500,17 @@ out_unlock:
 	return ret;
 }
 
-int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
-			 bool no_wait, bool interruptible, bool himem)
+
+static int ttm_mem_global_alloc_zone(struct ttm_mem_global *glob,
+				     struct ttm_mem_zone *single_zone,
+				     uint64_t memory,
+				     bool no_wait, bool interruptible)
 {
 	int count = TTM_MEMORY_ALLOC_RETRIES;
 
-	while (unlikely(ttm_mem_global_reserve(glob, memory, himem, true)
+	while (unlikely(ttm_mem_global_reserve(glob,
+					       single_zone,
+					       memory, true)
 			!= 0)) {
 		if (no_wait)
 			return -ENOMEM;
@@ -216,6 +522,56 @@ int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
 	return 0;
 }
 
+int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
+			 bool no_wait, bool interruptible)
+{
+	/**
+	 * Normal allocations of kernel memory are registered in
+	 * all zones.
+	 */
+
+	return ttm_mem_global_alloc_zone(glob, NULL, memory, no_wait,
+					 interruptible);
+}
+
+int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
+			      struct page *page,
+			      bool no_wait, bool interruptible)
+{
+
+	struct ttm_mem_zone *zone = NULL;
+
+	/**
+	 * Page allocations may be registed in a single zone
+	 * only if highmem or !dma32.
+	 */
+
+#ifdef CONFIG_HIGHMEM
+	if (PageHighMem(page) && glob->zone_highmem != NULL)
+		zone = glob->zone_highmem;
+#else
+	if (glob->zone_dma32 && page_to_pfn(page) > 0x00100000UL)
+		zone = glob->zone_kernel;
+#endif
+	return ttm_mem_global_alloc_zone(glob, zone, PAGE_SIZE, no_wait,
+					 interruptible);
+}
+
+void ttm_mem_global_free_page(struct ttm_mem_global *glob, struct page *page)
+{
+	struct ttm_mem_zone *zone = NULL;
+
+#ifdef CONFIG_HIGHMEM
+	if (PageHighMem(page) && glob->zone_highmem != NULL)
+		zone = glob->zone_highmem;
+#else
+	if (glob->zone_dma32 && page_to_pfn(page) > 0x00100000UL)
+		zone = glob->zone_kernel;
+#endif
+	ttm_mem_global_free_zone(glob, zone, PAGE_SIZE);
+}
+
+
 size_t ttm_round_pot(size_t size)
 {
 	if ((size & (size - 1)) == 0)
diff --git a/drivers/gpu/drm/ttm/ttm_module.c b/drivers/gpu/drm/ttm/ttm_module.c
index 59ce8191d584..9a6edbfeaa9e 100644
--- a/drivers/gpu/drm/ttm/ttm_module.c
+++ b/drivers/gpu/drm/ttm/ttm_module.c
@@ -29,16 +29,72 @@
  * 	    Jerome Glisse
  */
 #include <linux/module.h>
-#include <ttm/ttm_module.h>
+#include <linux/device.h>
+#include <linux/sched.h>
+#include "ttm/ttm_module.h"
+#include "drm_sysfs.h"
+
+static DECLARE_WAIT_QUEUE_HEAD(exit_q);
+atomic_t device_released;
+
+static struct device_type ttm_drm_class_type = {
+	.name = "ttm",
+	/**
+	 * Add pm ops here.
+	 */
+};
+
+static void ttm_drm_class_device_release(struct device *dev)
+{
+	atomic_set(&device_released, 1);
+	wake_up_all(&exit_q);
+}
+
+static struct device ttm_drm_class_device = {
+	.type = &ttm_drm_class_type,
+	.release = &ttm_drm_class_device_release
+};
+
+struct kobject *ttm_get_kobj(void)
+{
+	struct kobject *kobj = &ttm_drm_class_device.kobj;
+	BUG_ON(kobj == NULL);
+	return kobj;
+}
 
 static int __init ttm_init(void)
 {
+	int ret;
+
+	ret = dev_set_name(&ttm_drm_class_device, "ttm");
+	if (unlikely(ret != 0))
+		return ret;
+
 	ttm_global_init();
+
+	atomic_set(&device_released, 0);
+	ret = drm_class_device_register(&ttm_drm_class_device);
+	if (unlikely(ret != 0))
+		goto out_no_dev_reg;
+
 	return 0;
+out_no_dev_reg:
+	atomic_set(&device_released, 1);
+	wake_up_all(&exit_q);
+	ttm_global_release();
+	return ret;
 }
 
 static void __exit ttm_exit(void)
 {
+	drm_class_device_unregister(&ttm_drm_class_device);
+
+	/**
+	 * Refuse to unload until the TTM device is released.
+	 * Not sure this is 100% needed.
+	 */
+
+	wait_event(exit_q, atomic_read(&device_released) == 1);
 	ttm_global_release();
 }
 
diff --git a/drivers/gpu/drm/ttm/ttm_tt.c b/drivers/gpu/drm/ttm/ttm_tt.c
index b8b6c4a5f983..7bcb89f39ce8 100644
--- a/drivers/gpu/drm/ttm/ttm_tt.c
+++ b/drivers/gpu/drm/ttm/ttm_tt.c
@@ -34,76 +34,13 @@
 #include <linux/pagemap.h>
 #include <linux/file.h>
 #include <linux/swap.h>
+#include "drm_cache.h"
 #include "ttm/ttm_module.h"
 #include "ttm/ttm_bo_driver.h"
 #include "ttm/ttm_placement.h"
 
 static int ttm_tt_swapin(struct ttm_tt *ttm);
 
-#if defined(CONFIG_X86)
-static void ttm_tt_clflush_page(struct page *page)
-{
-	uint8_t *page_virtual;
-	unsigned int i;
-
-	if (unlikely(page == NULL))
-		return;
-
-	page_virtual = kmap_atomic(page, KM_USER0);
-
-	for (i = 0; i < PAGE_SIZE; i += boot_cpu_data.x86_clflush_size)
-		clflush(page_virtual + i);
-
-	kunmap_atomic(page_virtual, KM_USER0);
-}
-
-static void ttm_tt_cache_flush_clflush(struct page *pages[],
-				       unsigned long num_pages)
-{
-	unsigned long i;
-
-	mb();
-	for (i = 0; i < num_pages; ++i)
-		ttm_tt_clflush_page(*pages++);
-	mb();
-}
-#elif !defined(__powerpc__)
-static void ttm_tt_ipi_handler(void *null)
-{
-	;
-}
-#endif
-
-void ttm_tt_cache_flush(struct page *pages[], unsigned long num_pages)
-{
-
-#if defined(CONFIG_X86)
-	if (cpu_has_clflush) {
-		ttm_tt_cache_flush_clflush(pages, num_pages);
-		return;
-	}
-#elif defined(__powerpc__)
-	unsigned long i;
-
-	for (i = 0; i < num_pages; ++i) {
-		struct page *page = pages[i];
-		void *page_virtual;
-
-		if (unlikely(page == NULL))
-			continue;
-
-		page_virtual = kmap_atomic(page, KM_USER0);
-		flush_dcache_range((unsigned long) page_virtual,
-				   (unsigned long) page_virtual + PAGE_SIZE);
-		kunmap_atomic(page_virtual, KM_USER0);
-	}
-#else
-	if (on_each_cpu(ttm_tt_ipi_handler, NULL, 1) != 0)
-		printk(KERN_ERR TTM_PFX
-		       "Timed out waiting for drm cache flush.\n");
-#endif
-}
-
 /**
  * Allocates storage for pointers to the pages that back the ttm.
  *
@@ -179,7 +116,7 @@ static void ttm_tt_free_user_pages(struct ttm_tt *ttm)
 			set_page_dirty_lock(page);
 
 		ttm->pages[i] = NULL;
-		ttm_mem_global_free(ttm->bdev->mem_glob, PAGE_SIZE, false);
+		ttm_mem_global_free(ttm->glob->mem_glob, PAGE_SIZE);
 		put_page(page);
 	}
 	ttm->state = tt_unpopulated;
@@ -190,8 +127,7 @@ static void ttm_tt_free_user_pages(struct ttm_tt *ttm)
 static struct page *__ttm_tt_get_page(struct ttm_tt *ttm, int index)
 {
 	struct page *p;
-	struct ttm_bo_device *bdev = ttm->bdev;
-	struct ttm_mem_global *mem_glob = bdev->mem_glob;
+	struct ttm_mem_global *mem_glob = ttm->glob->mem_glob;
 	int ret;
 
 	while (NULL == (p = ttm->pages[index])) {
@@ -200,21 +136,14 @@ static struct page *__ttm_tt_get_page(struct ttm_tt *ttm, int index)
 		if (!p)
 			return NULL;
 
-		if (PageHighMem(p)) {
-			ret =
-			    ttm_mem_global_alloc(mem_glob, PAGE_SIZE,
-						 false, false, true);
-			if (unlikely(ret != 0))
-				goto out_err;
+		ret = ttm_mem_global_alloc_page(mem_glob, p, false, false);
+		if (unlikely(ret != 0))
+			goto out_err;
+
+		if (PageHighMem(p))
 			ttm->pages[--ttm->first_himem_page] = p;
-		} else {
-			ret =
-			    ttm_mem_global_alloc(mem_glob, PAGE_SIZE,
-						 false, false, false);
-			if (unlikely(ret != 0))
-				goto out_err;
+		else
 			ttm->pages[++ttm->last_lomem_page] = p;
-		}
 	}
 	return p;
 out_err:
@@ -310,7 +239,7 @@ static int ttm_tt_set_caching(struct ttm_tt *ttm,
 	}
 
 	if (ttm->caching_state == tt_cached)
-		ttm_tt_cache_flush(ttm->pages, ttm->num_pages);
+		drm_clflush_pages(ttm->pages, ttm->num_pages);
 
 	for (i = 0; i < ttm->num_pages; ++i) {
 		cur_page = ttm->pages[i];
@@ -350,6 +279,7 @@ int ttm_tt_set_placement_caching(struct ttm_tt *ttm, uint32_t placement)
 
 	return ttm_tt_set_caching(ttm, state);
 }
+EXPORT_SYMBOL(ttm_tt_set_placement_caching);
 
 static void ttm_tt_free_alloced_pages(struct ttm_tt *ttm)
 {
@@ -368,8 +298,8 @@ static void ttm_tt_free_alloced_pages(struct ttm_tt *ttm)
 				printk(KERN_ERR TTM_PFX
 				       "Erroneous page count. "
 				       "Leaking pages.\n");
-			ttm_mem_global_free(ttm->bdev->mem_glob, PAGE_SIZE,
-					    PageHighMem(cur_page));
+			ttm_mem_global_free_page(ttm->glob->mem_glob,
+						 cur_page);
 			__free_page(cur_page);
 		}
 	}
@@ -414,7 +344,7 @@ int ttm_tt_set_user(struct ttm_tt *ttm,
 	struct mm_struct *mm = tsk->mm;
 	int ret;
 	int write = (ttm->page_flags & TTM_PAGE_FLAG_WRITE) != 0;
-	struct ttm_mem_global *mem_glob = ttm->bdev->mem_glob;
+	struct ttm_mem_global *mem_glob = ttm->glob->mem_glob;
 
 	BUG_ON(num_pages != ttm->num_pages);
 	BUG_ON((ttm->page_flags & TTM_PAGE_FLAG_USER) == 0);
@@ -424,7 +354,7 @@ int ttm_tt_set_user(struct ttm_tt *ttm,
 	 */
 
 	ret = ttm_mem_global_alloc(mem_glob, num_pages * PAGE_SIZE,
-				   false, false, false);
+				   false, false);
 	if (unlikely(ret != 0))
 		return ret;
 
@@ -435,7 +365,7 @@ int ttm_tt_set_user(struct ttm_tt *ttm,
 
 	if (ret != num_pages && write) {
 		ttm_tt_free_user_pages(ttm);
-		ttm_mem_global_free(mem_glob, num_pages * PAGE_SIZE, false);
+		ttm_mem_global_free(mem_glob, num_pages * PAGE_SIZE);
 		return -ENOMEM;
 	}
 
@@ -459,8 +389,7 @@ struct ttm_tt *ttm_tt_create(struct ttm_bo_device *bdev, unsigned long size,
 	if (!ttm)
 		return NULL;
 
-	ttm->bdev = bdev;
-
+	ttm->glob = bdev->glob;
 	ttm->num_pages = (size + PAGE_SIZE - 1) >> PAGE_SHIFT;
 	ttm->first_himem_page = ttm->num_pages;
 	ttm->last_lomem_page = -1;
diff --git a/drivers/hid/Kconfig b/drivers/hid/Kconfig
index 111afbe8de03..24d90ea246ce 100644
--- a/drivers/hid/Kconfig
+++ b/drivers/hid/Kconfig
@@ -205,13 +205,6 @@ config HID_NTRIG
 	Support for N-Trig touch screen.
 
 config HID_PANTHERLORD
-	tristate "Pantherlord devices support" if EMBEDDED
-	depends on USB_HID
-	default !EMBEDDED
-	---help---
-	Support for PantherLord/GreenAsia based device support.
-
-config HID_PANTHERLORD
 	tristate "Pantherlord support" if EMBEDDED
 	depends on USB_HID
 	default !EMBEDDED
diff --git a/drivers/hid/hid-core.c b/drivers/hid/hid-core.c
index 342b7d36d7bb..7d05c4bb201e 100644
--- a/drivers/hid/hid-core.c
+++ b/drivers/hid/hid-core.c
@@ -1066,7 +1066,7 @@ EXPORT_SYMBOL_GPL(hid_report_raw_event);
  * @type: HID report type (HID_*_REPORT)
  * @data: report contents
  * @size: size of data parameter
- * @interrupt: called from atomic?
+ * @interrupt: distinguish between interrupt and control transfers
  *
  * This is data entry for lower layers.
  */
@@ -1089,8 +1089,7 @@ int hid_input_report(struct hid_device *hid, int type, u8 *data, int size, int i
 		return -1;
 	}
 
-	buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE,
-			interrupt ? GFP_ATOMIC : GFP_KERNEL);
+	buf = kmalloc(sizeof(char) * HID_DEBUG_BUFSIZE, GFP_ATOMIC);
 
 	if (!buf) {
 		report = hid_get_report(report_enum, data);
@@ -1238,6 +1237,17 @@ int hid_connect(struct hid_device *hdev, unsigned int connect_mask)
 }
 EXPORT_SYMBOL_GPL(hid_connect);
 
+void hid_disconnect(struct hid_device *hdev)
+{
+	if (hdev->claimed & HID_CLAIMED_INPUT)
+		hidinput_disconnect(hdev);
+	if (hdev->claimed & HID_CLAIMED_HIDDEV)
+		hdev->hiddev_disconnect(hdev);
+	if (hdev->claimed & HID_CLAIMED_HIDRAW)
+		hidraw_disconnect(hdev);
+}
+EXPORT_SYMBOL_GPL(hid_disconnect);
+
 /* a list of devices for which there is a specialized driver on HID bus */
 static const struct hid_device_id hid_blacklist[] = {
 	{ HID_USB_DEVICE(USB_VENDOR_ID_A4TECH, USB_DEVICE_ID_A4TECH_WCP32PU) },
diff --git a/drivers/hid/hid-twinhan.c b/drivers/hid/hid-twinhan.c
index b05f602c051e..c40afc57fc8f 100644
--- a/drivers/hid/hid-twinhan.c
+++ b/drivers/hid/hid-twinhan.c
@@ -132,12 +132,12 @@ static struct hid_driver twinhan_driver = {
 	.input_mapping = twinhan_input_mapping,
 };
 
-static int twinhan_init(void)
+static int __init twinhan_init(void)
 {
 	return hid_register_driver(&twinhan_driver);
 }
 
-static void twinhan_exit(void)
+static void __exit twinhan_exit(void)
 {
 	hid_unregister_driver(&twinhan_driver);
 }
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 0c6639ea03dd..cdd136942bca 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -30,6 +30,7 @@
 #include <linux/major.h>
 #include <linux/hid.h>
 #include <linux/mutex.h>
+#include <linux/sched.h>
 #include <linux/smp_lock.h>
 
 #include <linux/hidraw.h>
@@ -47,10 +48,9 @@ static ssize_t hidraw_read(struct file *file, char __user *buffer, size_t count,
 	char *report;
 	DECLARE_WAITQUEUE(wait, current);
 
-	while (ret == 0) {
-
-		mutex_lock(&list->read_mutex);
+	mutex_lock(&list->read_mutex);
 
+	while (ret == 0) {
 		if (list->head == list->tail) {
 			add_wait_queue(&list->hidraw->wait, &wait);
 			set_current_state(TASK_INTERRUPTIBLE);
diff --git a/drivers/hid/usbhid/hid-core.c b/drivers/hid/usbhid/hid-core.c
index 1b0e07a67d6d..03bd703255a3 100644
--- a/drivers/hid/usbhid/hid-core.c
+++ b/drivers/hid/usbhid/hid-core.c
@@ -1041,13 +1041,6 @@ static void usbhid_stop(struct hid_device *hid)
 
 	hid_cancel_delayed_stuff(usbhid);
 
-	if (hid->claimed & HID_CLAIMED_INPUT)
-		hidinput_disconnect(hid);
-	if (hid->claimed & HID_CLAIMED_HIDDEV)
-		hiddev_disconnect(hid);
-	if (hid->claimed & HID_CLAIMED_HIDRAW)
-		hidraw_disconnect(hid);
-
 	hid->claimed = 0;
 
 	usb_free_urb(usbhid->urbin);
@@ -1085,7 +1078,7 @@ static struct hid_ll_driver usb_hid_driver = {
 	.hidinput_input_event = usb_hidinput_input_event,
 };
 
-static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
+static int usbhid_probe(struct usb_interface *intf, const struct usb_device_id *id)
 {
 	struct usb_host_interface *interface = intf->cur_altsetting;
 	struct usb_device *dev = interface_to_usbdev(intf);
@@ -1117,6 +1110,7 @@ static int hid_probe(struct usb_interface *intf, const struct usb_device_id *id)
 	hid->ff_init = hid_pidff_init;
 #ifdef CONFIG_USB_HIDDEV
 	hid->hiddev_connect = hiddev_connect;
+	hid->hiddev_disconnect = hiddev_disconnect;
 	hid->hiddev_hid_event = hiddev_hid_event;
 	hid->hiddev_report_event = hiddev_report_event;
 #endif
@@ -1177,7 +1171,7 @@ err:
 	return ret;
 }
 
-static void hid_disconnect(struct usb_interface *intf)
+static void usbhid_disconnect(struct usb_interface *intf)
 {
 	struct hid_device *hid = usb_get_intfdata(intf);
 	struct usbhid_device *usbhid;
@@ -1359,8 +1353,8 @@ MODULE_DEVICE_TABLE (usb, hid_usb_ids);
 
 static struct usb_driver hid_driver = {
 	.name =		"usbhid",
-	.probe =	hid_probe,
-	.disconnect =	hid_disconnect,
+	.probe =	usbhid_probe,
+	.disconnect =	usbhid_disconnect,
 #ifdef CONFIG_PM
 	.suspend =	hid_suspend,
 	.resume =	hid_resume,
diff --git a/drivers/hid/usbhid/hiddev.c b/drivers/hid/usbhid/hiddev.c
index 4d1dc0cf1401..8b6ee247bfe4 100644
--- a/drivers/hid/usbhid/hiddev.c
+++ b/drivers/hid/usbhid/hiddev.c
@@ -852,14 +852,14 @@ static const struct file_operations hiddev_fops = {
 #endif
 };
 
-static char *hiddev_nodename(struct device *dev)
+static char *hiddev_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
 }
 
 static struct usb_class_driver hiddev_class = {
 	.name =		"hiddev%d",
-	.nodename =	hiddev_nodename,
+	.devnode =	hiddev_devnode,
 	.fops =		&hiddev_fops,
 	.minor_base =	HIDDEV_MINOR_BASE,
 };
diff --git a/drivers/hwmon/Kconfig b/drivers/hwmon/Kconfig
index ed7711d11ae8..700e93adeb33 100644
--- a/drivers/hwmon/Kconfig
+++ b/drivers/hwmon/Kconfig
@@ -325,34 +325,6 @@ config SENSORS_F75375S
 	  This driver can also be built as a module.  If so, the module
 	  will be called f75375s.
 
-config SENSORS_FSCHER
-	tristate "FSC Hermes (DEPRECATED)"
-	depends on X86 && I2C
-	help
-	  This driver is DEPRECATED please use the new merged fschmd
-	  ("FSC Poseidon, Scylla, Hermes, Heimdall and Heracles") driver
-	  instead.
-
-	  If you say yes here you get support for Fujitsu Siemens
-	  Computers Hermes sensor chips.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called fscher.
-
-config SENSORS_FSCPOS
-	tristate "FSC Poseidon (DEPRECATED)"
-	depends on X86 && I2C
-	help
-	  This driver is DEPRECATED please use the new merged fschmd
-	  ("FSC Poseidon, Scylla, Hermes, Heimdall and Heracles") driver
-	  instead.
-
-	  If you say yes here you get support for Fujitsu Siemens
-	  Computers Poseidon sensor chips.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called fscpos.
-
 config SENSORS_FSCHMD
 	tristate "Fujitsu Siemens Computers sensor chips"
 	depends on X86 && I2C
@@ -401,12 +373,12 @@ config SENSORS_GL520SM
 	  will be called gl520sm.
 
 config SENSORS_CORETEMP
-	tristate "Intel Core (2) Duo/Solo temperature sensor"
+	tristate "Intel Core/Core2/Atom temperature sensor"
 	depends on X86 && EXPERIMENTAL
 	help
 	  If you say yes here you get support for the temperature
-	  sensor inside your CPU. Supported all are all known variants
-	  of Intel Core family.
+	  sensor inside your CPU. Most of the family 6 CPUs
+	  are supported. Check documentation/driver for details.
 
 config SENSORS_IBMAEM
 	tristate "IBM Active Energy Manager temperature/power sensors and control"
@@ -703,7 +675,7 @@ config SENSORS_SHT15
 
 config SENSORS_S3C
 	tristate "S3C24XX/S3C64XX Inbuilt ADC"
-	depends on ARCH_S3C2410 || ARCH_S3C64XX
+	depends on ARCH_S3C2410
 	help
 	  If you say yes here you get support for the on-board ADCs of
 	  the Samsung S3C24XX or S3C64XX series of SoC
diff --git a/drivers/hwmon/Makefile b/drivers/hwmon/Makefile
index bcf73a9bb619..9f46cb019cc6 100644
--- a/drivers/hwmon/Makefile
+++ b/drivers/hwmon/Makefile
@@ -42,9 +42,7 @@ obj-$(CONFIG_SENSORS_DS1621)	+= ds1621.o
 obj-$(CONFIG_SENSORS_F71805F)	+= f71805f.o
 obj-$(CONFIG_SENSORS_F71882FG)	+= f71882fg.o
 obj-$(CONFIG_SENSORS_F75375S)	+= f75375s.o
-obj-$(CONFIG_SENSORS_FSCHER)	+= fscher.o
 obj-$(CONFIG_SENSORS_FSCHMD)	+= fschmd.o
-obj-$(CONFIG_SENSORS_FSCPOS)	+= fscpos.o
 obj-$(CONFIG_SENSORS_G760A)	+= g760a.o
 obj-$(CONFIG_SENSORS_GL518SM)	+= gl518sm.o
 obj-$(CONFIG_SENSORS_GL520SM)	+= gl520sm.o
diff --git a/drivers/hwmon/adcxx.c b/drivers/hwmon/adcxx.c
index 242294db3db6..5e9e095f1136 100644
--- a/drivers/hwmon/adcxx.c
+++ b/drivers/hwmon/adcxx.c
@@ -43,6 +43,7 @@
 #include <linux/hwmon.h>
 #include <linux/hwmon-sysfs.h>
 #include <linux/mutex.h>
+#include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
 
 #define DRVNAME		"adcxx"
@@ -157,8 +158,9 @@ static struct sensor_device_attribute ad_input[] = {
 
 /*----------------------------------------------------------------------*/
 
-static int __devinit adcxx_probe(struct spi_device *spi, int channels)
+static int __devinit adcxx_probe(struct spi_device *spi)
 {
+	int channels = spi_get_device_id(spi)->driver_data;
 	struct adcxx *adc;
 	int status;
 	int i;
@@ -204,26 +206,6 @@ out_err:
 	return status;
 }
 
-static int __devinit adcxx1s_probe(struct spi_device *spi)
-{
-	return adcxx_probe(spi, 1);
-}
-
-static int __devinit adcxx2s_probe(struct spi_device *spi)
-{
-	return adcxx_probe(spi, 2);
-}
-
-static int __devinit adcxx4s_probe(struct spi_device *spi)
-{
-	return adcxx_probe(spi, 4);
-}
-
-static int __devinit adcxx8s_probe(struct spi_device *spi)
-{
-	return adcxx_probe(spi, 8);
-}
-
 static int __devexit adcxx_remove(struct spi_device *spi)
 {
 	struct adcxx *adc = dev_get_drvdata(&spi->dev);
@@ -241,79 +223,33 @@ static int __devexit adcxx_remove(struct spi_device *spi)
 	return 0;
 }
 
-static struct spi_driver adcxx1s_driver = {
-	.driver = {
-		.name	= "adcxx1s",
-		.owner	= THIS_MODULE,
-	},
-	.probe	= adcxx1s_probe,
-	.remove	= __devexit_p(adcxx_remove),
+static const struct spi_device_id adcxx_ids[] = {
+	{ "adcxx1s", 1 },
+	{ "adcxx2s", 2 },
+	{ "adcxx4s", 4 },
+	{ "adcxx8s", 8 },
+	{ },
 };
+MODULE_DEVICE_TABLE(spi, adcxx_ids);
 
-static struct spi_driver adcxx2s_driver = {
+static struct spi_driver adcxx_driver = {
 	.driver = {
-		.name	= "adcxx2s",
+		.name	= "adcxx",
 		.owner	= THIS_MODULE,
 	},
-	.probe	= adcxx2s_probe,
-	.remove	= __devexit_p(adcxx_remove),
-};
-
-static struct spi_driver adcxx4s_driver = {
-	.driver = {
-		.name	= "adcxx4s",
-		.owner	= THIS_MODULE,
-	},
-	.probe	= adcxx4s_probe,
-	.remove	= __devexit_p(adcxx_remove),
-};
-
-static struct spi_driver adcxx8s_driver = {
-	.driver = {
-		.name	= "adcxx8s",
-		.owner	= THIS_MODULE,
-	},
-	.probe	= adcxx8s_probe,
+	.id_table = adcxx_ids,
+	.probe	= adcxx_probe,
 	.remove	= __devexit_p(adcxx_remove),
 };
 
 static int __init init_adcxx(void)
 {
-	int status;
-	status = spi_register_driver(&adcxx1s_driver);
-	if (status)
-		goto reg_1_failed;
-
-	status = spi_register_driver(&adcxx2s_driver);
-	if (status)
-		goto reg_2_failed;
-
-	status = spi_register_driver(&adcxx4s_driver);
-	if (status)
-		goto reg_4_failed;
-
-	status = spi_register_driver(&adcxx8s_driver);
-	if (status)
-		goto reg_8_failed;
-
-	return status;
-
-reg_8_failed:
-	spi_unregister_driver(&adcxx4s_driver);
-reg_4_failed:
-	spi_unregister_driver(&adcxx2s_driver);
-reg_2_failed:
-	spi_unregister_driver(&adcxx1s_driver);
-reg_1_failed:
-	return status;
+	return spi_register_driver(&adcxx_driver);
 }
 
 static void __exit exit_adcxx(void)
 {
-	spi_unregister_driver(&adcxx1s_driver);
-	spi_unregister_driver(&adcxx2s_driver);
-	spi_unregister_driver(&adcxx4s_driver);
-	spi_unregister_driver(&adcxx8s_driver);
+	spi_unregister_driver(&adcxx_driver);
 }
 
 module_init(init_adcxx);
@@ -322,8 +258,3 @@ module_exit(exit_adcxx);
 MODULE_AUTHOR("Marc Pignat");
 MODULE_DESCRIPTION("National Semiconductor adcxx8sxxx Linux driver");
 MODULE_LICENSE("GPL");
-
-MODULE_ALIAS("adcxx1s");
-MODULE_ALIAS("adcxx2s");
-MODULE_ALIAS("adcxx4s");
-MODULE_ALIAS("adcxx8s");
diff --git a/drivers/hwmon/adm1021.c b/drivers/hwmon/adm1021.c
index b11e06f644b1..afc594318125 100644
--- a/drivers/hwmon/adm1021.c
+++ b/drivers/hwmon/adm1021.c
@@ -83,16 +83,14 @@ struct adm1021_data {
 
 	struct mutex update_lock;
 	char valid;		/* !=0 if following fields are valid */
+	char low_power;		/* !=0 if device in low power mode */
 	unsigned long last_updated;	/* In jiffies */
 
-	s8 temp_max[2];		/* Register values */
-	s8 temp_min[2];
-	s8 temp[2];
+	int temp_max[2];		/* Register values */
+	int temp_min[2];
+	int temp[2];
 	u8 alarms;
 	/* Special values for ADM1023 only */
-	u8 remote_temp_prec;
-	u8 remote_temp_os_prec;
-	u8 remote_temp_hyst_prec;
 	u8 remote_temp_offset;
 	u8 remote_temp_offset_prec;
 };
@@ -141,7 +139,7 @@ static ssize_t show_temp(struct device *dev,
 	int index = to_sensor_dev_attr(devattr)->index;
 	struct adm1021_data *data = adm1021_update_device(dev);
 
-	return sprintf(buf, "%d\n", 1000 * data->temp[index]);
+	return sprintf(buf, "%d\n", data->temp[index]);
 }
 
 static ssize_t show_temp_max(struct device *dev,
@@ -150,7 +148,7 @@ static ssize_t show_temp_max(struct device *dev,
 	int index = to_sensor_dev_attr(devattr)->index;
 	struct adm1021_data *data = adm1021_update_device(dev);
 
-	return sprintf(buf, "%d\n", 1000 * data->temp_max[index]);
+	return sprintf(buf, "%d\n", data->temp_max[index]);
 }
 
 static ssize_t show_temp_min(struct device *dev,
@@ -159,7 +157,7 @@ static ssize_t show_temp_min(struct device *dev,
 	int index = to_sensor_dev_attr(devattr)->index;
 	struct adm1021_data *data = adm1021_update_device(dev);
 
-	return sprintf(buf, "%d\n", 1000 * data->temp_min[index]);
+	return sprintf(buf, "%d\n", data->temp_min[index]);
 }
 
 static ssize_t show_alarm(struct device *dev, struct device_attribute *attr,
@@ -216,6 +214,35 @@ static ssize_t set_temp_min(struct device *dev,
 	return count;
 }
 
+static ssize_t show_low_power(struct device *dev,
+			      struct device_attribute *devattr, char *buf)
+{
+	struct adm1021_data *data = adm1021_update_device(dev);
+	return sprintf(buf, "%d\n", data->low_power);
+}
+
+static ssize_t set_low_power(struct device *dev,
+			     struct device_attribute *devattr,
+			     const char *buf, size_t count)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct adm1021_data *data = i2c_get_clientdata(client);
+	int low_power = simple_strtol(buf, NULL, 10) != 0;
+
+	mutex_lock(&data->update_lock);
+	if (low_power != data->low_power) {
+		int config = i2c_smbus_read_byte_data(
+			client, ADM1021_REG_CONFIG_R);
+		data->low_power = low_power;
+		i2c_smbus_write_byte_data(client, ADM1021_REG_CONFIG_W,
+			(config & 0xBF) | (low_power << 6));
+	}
+	mutex_unlock(&data->update_lock);
+
+	return count;
+}
+
+
 static SENSOR_DEVICE_ATTR(temp1_input, S_IRUGO, show_temp, NULL, 0);
 static SENSOR_DEVICE_ATTR(temp1_max, S_IWUSR | S_IRUGO, show_temp_max,
 			  set_temp_max, 0);
@@ -233,6 +260,7 @@ static SENSOR_DEVICE_ATTR(temp2_min_alarm, S_IRUGO, show_alarm, NULL, 3);
 static SENSOR_DEVICE_ATTR(temp2_fault, S_IRUGO, show_alarm, NULL, 2);
 
 static DEVICE_ATTR(alarms, S_IRUGO, show_alarms, NULL);
+static DEVICE_ATTR(low_power, S_IWUSR | S_IRUGO, show_low_power, set_low_power);
 
 static struct attribute *adm1021_attributes[] = {
 	&sensor_dev_attr_temp1_max.dev_attr.attr,
@@ -247,6 +275,7 @@ static struct attribute *adm1021_attributes[] = {
 	&sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
 	&sensor_dev_attr_temp2_fault.dev_attr.attr,
 	&dev_attr_alarms.attr,
+	&dev_attr_low_power.attr,
 	NULL
 };
 
@@ -412,25 +441,27 @@ static struct adm1021_data *adm1021_update_device(struct device *dev)
 		dev_dbg(&client->dev, "Starting adm1021 update\n");
 
 		for (i = 0; i < 2; i++) {
-			data->temp[i] = i2c_smbus_read_byte_data(client,
-						ADM1021_REG_TEMP(i));
-			data->temp_max[i] = i2c_smbus_read_byte_data(client,
-						ADM1021_REG_TOS_R(i));
-			data->temp_min[i] = i2c_smbus_read_byte_data(client,
-						ADM1021_REG_THYST_R(i));
+			data->temp[i] = 1000 *
+				(s8) i2c_smbus_read_byte_data(
+					client, ADM1021_REG_TEMP(i));
+			data->temp_max[i] = 1000 *
+				(s8) i2c_smbus_read_byte_data(
+					client, ADM1021_REG_TOS_R(i));
+			data->temp_min[i] = 1000 *
+				(s8) i2c_smbus_read_byte_data(
+					client, ADM1021_REG_THYST_R(i));
 		}
 		data->alarms = i2c_smbus_read_byte_data(client,
 						ADM1021_REG_STATUS) & 0x7c;
 		if (data->type == adm1023) {
-			data->remote_temp_prec =
-				i2c_smbus_read_byte_data(client,
-						ADM1023_REG_REM_TEMP_PREC);
-			data->remote_temp_os_prec =
-				i2c_smbus_read_byte_data(client,
-						ADM1023_REG_REM_TOS_PREC);
-			data->remote_temp_hyst_prec =
-				i2c_smbus_read_byte_data(client,
-						ADM1023_REG_REM_THYST_PREC);
+			/* The ADM1023 provides 3 extra bits of precision for
+			 * the remote sensor in extra registers. */
+			data->temp[1] += 125 * (i2c_smbus_read_byte_data(
+				client, ADM1023_REG_REM_TEMP_PREC) >> 5);
+			data->temp_max[1] += 125 * (i2c_smbus_read_byte_data(
+				client, ADM1023_REG_REM_TOS_PREC) >> 5);
+			data->temp_min[1] += 125 * (i2c_smbus_read_byte_data(
+				client, ADM1023_REG_REM_THYST_PREC) >> 5);
 			data->remote_temp_offset =
 				i2c_smbus_read_byte_data(client,
 						ADM1023_REG_REM_OFFSET);
diff --git a/drivers/hwmon/adm1031.c b/drivers/hwmon/adm1031.c
index 789441830cd8..56905955352c 100644
--- a/drivers/hwmon/adm1031.c
+++ b/drivers/hwmon/adm1031.c
@@ -37,6 +37,7 @@
 #define ADM1031_REG_PWM			(0x22)
 #define ADM1031_REG_FAN_MIN(nr)		(0x10 + (nr))
 
+#define ADM1031_REG_TEMP_OFFSET(nr)	(0x0d + (nr))
 #define ADM1031_REG_TEMP_MAX(nr)	(0x14 + 4 * (nr))
 #define ADM1031_REG_TEMP_MIN(nr)	(0x15 + 4 * (nr))
 #define ADM1031_REG_TEMP_CRIT(nr)	(0x16 + 4 * (nr))
@@ -93,6 +94,7 @@ struct adm1031_data {
 	u8 auto_temp_min[3];
 	u8 auto_temp_off[3];
 	u8 auto_temp_max[3];
+	s8 temp_offset[3];
 	s8 temp_min[3];
 	s8 temp_max[3];
 	s8 temp_crit[3];
@@ -145,6 +147,10 @@ adm1031_write_value(struct i2c_client *client, u8 reg, unsigned int value)
 
 #define TEMP_FROM_REG_EXT(val, ext)	(TEMP_FROM_REG(val) + (ext) * 125)
 
+#define TEMP_OFFSET_TO_REG(val)		(TEMP_TO_REG(val) & 0x8f)
+#define TEMP_OFFSET_FROM_REG(val)	TEMP_FROM_REG((val) < 0 ? \
+						      (val) | 0x70 : (val))
+
 #define FAN_FROM_REG(reg, div)		((reg) ? (11250 * 60) / ((reg) * (div)) : 0)
 
 static int FAN_TO_REG(int reg, int div)
@@ -585,6 +591,14 @@ static ssize_t show_temp(struct device *dev,
 	    (((data->ext_temp[nr] >> ((nr - 1) * 3)) & 7));
 	return sprintf(buf, "%d\n", TEMP_FROM_REG_EXT(data->temp[nr], ext));
 }
+static ssize_t show_temp_offset(struct device *dev,
+				struct device_attribute *attr, char *buf)
+{
+	int nr = to_sensor_dev_attr(attr)->index;
+	struct adm1031_data *data = adm1031_update_device(dev);
+	return sprintf(buf, "%d\n",
+		       TEMP_OFFSET_FROM_REG(data->temp_offset[nr]));
+}
 static ssize_t show_temp_min(struct device *dev,
 			     struct device_attribute *attr, char *buf)
 {
@@ -606,6 +620,24 @@ static ssize_t show_temp_crit(struct device *dev,
 	struct adm1031_data *data = adm1031_update_device(dev);
 	return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_crit[nr]));
 }
+static ssize_t set_temp_offset(struct device *dev,
+			       struct device_attribute *attr, const char *buf,
+			       size_t count)
+{
+	struct i2c_client *client = to_i2c_client(dev);
+	struct adm1031_data *data = i2c_get_clientdata(client);
+	int nr = to_sensor_dev_attr(attr)->index;
+	int val;
+
+	val = simple_strtol(buf, NULL, 10);
+	val = SENSORS_LIMIT(val, -15000, 15000);
+	mutex_lock(&data->update_lock);
+	data->temp_offset[nr] = TEMP_OFFSET_TO_REG(val);
+	adm1031_write_value(client, ADM1031_REG_TEMP_OFFSET(nr),
+			    data->temp_offset[nr]);
+	mutex_unlock(&data->update_lock);
+	return count;
+}
 static ssize_t set_temp_min(struct device *dev, struct device_attribute *attr,
 			    const char *buf, size_t count)
 {
@@ -661,6 +693,8 @@ static ssize_t set_temp_crit(struct device *dev, struct device_attribute *attr,
 #define temp_reg(offset)						\
 static SENSOR_DEVICE_ATTR(temp##offset##_input, S_IRUGO,		\
 		show_temp, NULL, offset - 1);				\
+static SENSOR_DEVICE_ATTR(temp##offset##_offset, S_IRUGO | S_IWUSR,	\
+		show_temp_offset, set_temp_offset, offset - 1);		\
 static SENSOR_DEVICE_ATTR(temp##offset##_min, S_IRUGO | S_IWUSR,	\
 		show_temp_min, set_temp_min, offset - 1);		\
 static SENSOR_DEVICE_ATTR(temp##offset##_max, S_IRUGO | S_IWUSR,	\
@@ -714,6 +748,7 @@ static struct attribute *adm1031_attributes[] = {
 	&sensor_dev_attr_pwm1.dev_attr.attr,
 	&sensor_dev_attr_auto_fan1_channel.dev_attr.attr,
 	&sensor_dev_attr_temp1_input.dev_attr.attr,
+	&sensor_dev_attr_temp1_offset.dev_attr.attr,
 	&sensor_dev_attr_temp1_min.dev_attr.attr,
 	&sensor_dev_attr_temp1_min_alarm.dev_attr.attr,
 	&sensor_dev_attr_temp1_max.dev_attr.attr,
@@ -721,6 +756,7 @@ static struct attribute *adm1031_attributes[] = {
 	&sensor_dev_attr_temp1_crit.dev_attr.attr,
 	&sensor_dev_attr_temp1_crit_alarm.dev_attr.attr,
 	&sensor_dev_attr_temp2_input.dev_attr.attr,
+	&sensor_dev_attr_temp2_offset.dev_attr.attr,
 	&sensor_dev_attr_temp2_min.dev_attr.attr,
 	&sensor_dev_attr_temp2_min_alarm.dev_attr.attr,
 	&sensor_dev_attr_temp2_max.dev_attr.attr,
@@ -757,6 +793,7 @@ static struct attribute *adm1031_attributes_opt[] = {
 	&sensor_dev_attr_pwm2.dev_attr.attr,
 	&sensor_dev_attr_auto_fan2_channel.dev_attr.attr,
 	&sensor_dev_attr_temp3_input.dev_attr.attr,
+	&sensor_dev_attr_temp3_offset.dev_attr.attr,
 	&sensor_dev_attr_temp3_min.dev_attr.attr,
 	&sensor_dev_attr_temp3_min_alarm.dev_attr.attr,
 	&sensor_dev_attr_temp3_max.dev_attr.attr,
@@ -937,6 +974,9 @@ static struct adm1031_data *adm1031_update_device(struct device *dev)
 			}
 			data->temp[chan] = newh;
 
+			data->temp_offset[chan] =
+			    adm1031_read_value(client,
+					       ADM1031_REG_TEMP_OFFSET(chan));
 			data->temp_min[chan] =
 			    adm1031_read_value(client,
 					       ADM1031_REG_TEMP_MIN(chan));
diff --git a/drivers/hwmon/adt7475.c b/drivers/hwmon/adt7475.c
index d39877a7da63..b5a95193c694 100644
--- a/drivers/hwmon/adt7475.c
+++ b/drivers/hwmon/adt7475.c
@@ -350,8 +350,7 @@ static ssize_t show_temp(struct device *dev, struct device_attribute *attr,
 
 	case FAULT:
 		/* Note - only for remote1 and remote2 */
-		out = data->alarms & (sattr->index ? 0x8000 : 0x4000);
-		out = out ? 0 : 1;
+		out = !!(data->alarms & (sattr->index ? 0x8000 : 0x4000));
 		break;
 
 	default:
@@ -863,7 +862,7 @@ static SENSOR_DEVICE_ATTR_2(pwm1_freq, S_IRUGO | S_IWUSR, show_pwmfreq,
 			    set_pwmfreq, INPUT, 0);
 static SENSOR_DEVICE_ATTR_2(pwm1_enable, S_IRUGO | S_IWUSR, show_pwmctrl,
 			    set_pwmctrl, INPUT, 0);
-static SENSOR_DEVICE_ATTR_2(pwm1_auto_channel_temp, S_IRUGO | S_IWUSR,
+static SENSOR_DEVICE_ATTR_2(pwm1_auto_channels_temp, S_IRUGO | S_IWUSR,
 			    show_pwmchan, set_pwmchan, INPUT, 0);
 static SENSOR_DEVICE_ATTR_2(pwm1_auto_point1_pwm, S_IRUGO | S_IWUSR, show_pwm,
 			    set_pwm, MIN, 0);
@@ -875,7 +874,7 @@ static SENSOR_DEVICE_ATTR_2(pwm2_freq, S_IRUGO | S_IWUSR, show_pwmfreq,
 			    set_pwmfreq, INPUT, 1);
 static SENSOR_DEVICE_ATTR_2(pwm2_enable, S_IRUGO | S_IWUSR, show_pwmctrl,
 			    set_pwmctrl, INPUT, 1);
-static SENSOR_DEVICE_ATTR_2(pwm2_auto_channel_temp, S_IRUGO | S_IWUSR,
+static SENSOR_DEVICE_ATTR_2(pwm2_auto_channels_temp, S_IRUGO | S_IWUSR,
 			    show_pwmchan, set_pwmchan, INPUT, 1);
 static SENSOR_DEVICE_ATTR_2(pwm2_auto_point1_pwm, S_IRUGO | S_IWUSR, show_pwm,
 			    set_pwm, MIN, 1);
@@ -887,7 +886,7 @@ static SENSOR_DEVICE_ATTR_2(pwm3_freq, S_IRUGO | S_IWUSR, show_pwmfreq,
 			    set_pwmfreq, INPUT, 2);
 static SENSOR_DEVICE_ATTR_2(pwm3_enable, S_IRUGO | S_IWUSR, show_pwmctrl,
 			    set_pwmctrl, INPUT, 2);
-static SENSOR_DEVICE_ATTR_2(pwm3_auto_channel_temp, S_IRUGO | S_IWUSR,
+static SENSOR_DEVICE_ATTR_2(pwm3_auto_channels_temp, S_IRUGO | S_IWUSR,
 			    show_pwmchan, set_pwmchan, INPUT, 2);
 static SENSOR_DEVICE_ATTR_2(pwm3_auto_point1_pwm, S_IRUGO | S_IWUSR, show_pwm,
 			    set_pwm, MIN, 2);
@@ -947,19 +946,19 @@ static struct attribute *adt7475_attrs[] = {
 	&sensor_dev_attr_pwm1.dev_attr.attr,
 	&sensor_dev_attr_pwm1_freq.dev_attr.attr,
 	&sensor_dev_attr_pwm1_enable.dev_attr.attr,
-	&sensor_dev_attr_pwm1_auto_channel_temp.dev_attr.attr,
+	&sensor_dev_attr_pwm1_auto_channels_temp.dev_attr.attr,
 	&sensor_dev_attr_pwm1_auto_point1_pwm.dev_attr.attr,
 	&sensor_dev_attr_pwm1_auto_point2_pwm.dev_attr.attr,
 	&sensor_dev_attr_pwm2.dev_attr.attr,
 	&sensor_dev_attr_pwm2_freq.dev_attr.attr,
 	&sensor_dev_attr_pwm2_enable.dev_attr.attr,
-	&sensor_dev_attr_pwm2_auto_channel_temp.dev_attr.attr,
+	&sensor_dev_attr_pwm2_auto_channels_temp.dev_attr.attr,
 	&sensor_dev_attr_pwm2_auto_point1_pwm.dev_attr.attr,
 	&sensor_dev_attr_pwm2_auto_point2_pwm.dev_attr.attr,
 	&sensor_dev_attr_pwm3.dev_attr.attr,
 	&sensor_dev_attr_pwm3_freq.dev_attr.attr,
 	&sensor_dev_attr_pwm3_enable.dev_attr.attr,
-	&sensor_dev_attr_pwm3_auto_channel_temp.dev_attr.attr,
+	&sensor_dev_attr_pwm3_auto_channels_temp.dev_attr.attr,
 	&sensor_dev_attr_pwm3_auto_point1_pwm.dev_attr.attr,
 	&sensor_dev_attr_pwm3_auto_point2_pwm.dev_attr.attr,
 	NULL,
@@ -1152,7 +1151,7 @@ static struct adt7475_data *adt7475_update_device(struct device *dev)
 	}
 
 	/* Limits and settings, should never change update every 60 seconds */
-	if (time_after(jiffies, data->limits_updated + HZ * 2) ||
+	if (time_after(jiffies, data->limits_updated + HZ * 60) ||
 	    !data->valid) {
 		data->config5 = adt7475_read(REG_CONFIG5);
 
diff --git a/drivers/hwmon/applesmc.c b/drivers/hwmon/applesmc.c
index 753b34885f9d..7ea6a8f66056 100644
--- a/drivers/hwmon/applesmc.c
+++ b/drivers/hwmon/applesmc.c
@@ -178,6 +178,8 @@ static const int debug;
 static struct platform_device *pdev;
 static s16 rest_x;
 static s16 rest_y;
+static u8 backlight_state[2];
+
 static struct device *hwmon_dev;
 static struct input_polled_dev *applesmc_idev;
 
@@ -497,17 +499,36 @@ static int applesmc_probe(struct platform_device *dev)
 	return 0;
 }
 
-static int applesmc_resume(struct platform_device *dev)
+/* Synchronize device with memorized backlight state */
+static int applesmc_pm_resume(struct device *dev)
 {
-	return applesmc_device_init();
+	mutex_lock(&applesmc_lock);
+	if (applesmc_light)
+		applesmc_write_key(BACKLIGHT_KEY, backlight_state, 2);
+	mutex_unlock(&applesmc_lock);
+	return 0;
 }
 
+/* Reinitialize device on resume from hibernation */
+static int applesmc_pm_restore(struct device *dev)
+{
+	int ret = applesmc_device_init();
+	if (ret)
+		return ret;
+	return applesmc_pm_resume(dev);
+}
+
+static struct dev_pm_ops applesmc_pm_ops = {
+	.resume = applesmc_pm_resume,
+	.restore = applesmc_pm_restore,
+};
+
 static struct platform_driver applesmc_driver = {
 	.probe = applesmc_probe,
-	.resume = applesmc_resume,
 	.driver	= {
 		.name = "applesmc",
 		.owner = THIS_MODULE,
+		.pm = &applesmc_pm_ops,
 	},
 };
 
@@ -804,17 +825,10 @@ static ssize_t applesmc_calibrate_store(struct device *dev,
 	return count;
 }
 
-/* Store the next backlight value to be written by the work */
-static unsigned int backlight_value;
-
 static void applesmc_backlight_set(struct work_struct *work)
 {
-	u8 buffer[2];
-
 	mutex_lock(&applesmc_lock);
-	buffer[0] = backlight_value;
-	buffer[1] = 0x00;
-	applesmc_write_key(BACKLIGHT_KEY, buffer, 2);
+	applesmc_write_key(BACKLIGHT_KEY, backlight_state, 2);
 	mutex_unlock(&applesmc_lock);
 }
 static DECLARE_WORK(backlight_work, &applesmc_backlight_set);
@@ -824,7 +838,7 @@ static void applesmc_brightness_set(struct led_classdev *led_cdev,
 {
 	int ret;
 
-	backlight_value = value;
+	backlight_state[0] = value;
 	ret = queue_work(applesmc_led_wq, &backlight_work);
 
 	if (debug && (!ret))
diff --git a/drivers/hwmon/asus_atk0110.c b/drivers/hwmon/asus_atk0110.c
index fe4fa29c9219..5a3ee00c0e7d 100644
--- a/drivers/hwmon/asus_atk0110.c
+++ b/drivers/hwmon/asus_atk0110.c
@@ -35,18 +35,22 @@
 #define METHOD_OLD_ENUM_FAN	"FSIF"
 
 #define ATK_MUX_HWMON		0x00000006ULL
+#define ATK_MUX_MGMT		0x00000011ULL
 
 #define ATK_CLASS_MASK		0xff000000ULL
 #define ATK_CLASS_FREQ_CTL	0x03000000ULL
 #define ATK_CLASS_FAN_CTL	0x04000000ULL
 #define ATK_CLASS_HWMON		0x06000000ULL
+#define ATK_CLASS_MGMT		0x11000000ULL
 
 #define ATK_TYPE_MASK		0x00ff0000ULL
 #define HWMON_TYPE_VOLT		0x00020000ULL
 #define HWMON_TYPE_TEMP		0x00030000ULL
 #define HWMON_TYPE_FAN		0x00040000ULL
 
-#define HWMON_SENSOR_ID_MASK	0x0000ffffULL
+#define ATK_ELEMENT_ID_MASK	0x0000ffffULL
+
+#define ATK_EC_ID		0x11060004ULL
 
 enum atk_pack_member {
 	HWMON_PACK_FLAGS,
@@ -89,6 +93,9 @@ struct atk_data {
 	/* new inteface */
 	acpi_handle enumerate_handle;
 	acpi_handle read_handle;
+	acpi_handle write_handle;
+
+	bool disable_ec;
 
 	int voltage_count;
 	int temperature_count;
@@ -129,9 +136,22 @@ struct atk_sensor_data {
 	char const *acpi_name;
 };
 
-struct atk_acpi_buffer_u64 {
-	union acpi_object buf;
-	u64 value;
+/* Return buffer format:
+ * [0-3] "value" is valid flag
+ * [4-7] value
+ * [8- ] unknown stuff on newer mobos
+ */
+struct atk_acpi_ret_buffer {
+	u32 flags;
+	u32 value;
+	u8 data[];
+};
+
+/* Input buffer used for GITM and SITM methods */
+struct atk_acpi_input_buf {
+	u32 id;
+	u32 param1;
+	u32 param2;
 };
 
 static int atk_add(struct acpi_device *device);
@@ -439,52 +459,147 @@ static int atk_read_value_old(struct atk_sensor_data *sensor, u64 *value)
 	return 0;
 }
 
-static int atk_read_value_new(struct atk_sensor_data *sensor, u64 *value)
+static union acpi_object *atk_ggrp(struct atk_data *data, u16 mux)
 {
-	struct atk_data *data = sensor->data;
 	struct device *dev = &data->acpi_dev->dev;
+	struct acpi_buffer buf;
+	acpi_status ret;
 	struct acpi_object_list params;
-	struct acpi_buffer ret;
 	union acpi_object id;
-	struct atk_acpi_buffer_u64 tmp;
-	acpi_status status;
+	union acpi_object *pack;
 
 	id.type = ACPI_TYPE_INTEGER;
-	id.integer.value = sensor->id;
-
+	id.integer.value = mux;
 	params.count = 1;
 	params.pointer = &id;
 
-	tmp.buf.type = ACPI_TYPE_BUFFER;
-	tmp.buf.buffer.pointer = (u8 *)&tmp.value;
-	tmp.buf.buffer.length = sizeof(u64);
-	ret.length = sizeof(tmp);
-	ret.pointer = &tmp;
+	buf.length = ACPI_ALLOCATE_BUFFER;
+	ret = acpi_evaluate_object(data->enumerate_handle, NULL, &params, &buf);
+	if (ret != AE_OK) {
+		dev_err(dev, "GGRP[%#x] ACPI exception: %s\n", mux,
+				acpi_format_exception(ret));
+		return ERR_PTR(-EIO);
+	}
+	pack = buf.pointer;
+	if (pack->type != ACPI_TYPE_PACKAGE) {
+		/* Execution was successful, but the id was not found */
+		ACPI_FREE(pack);
+		return ERR_PTR(-ENOENT);
+	}
+
+	if (pack->package.count < 1) {
+		dev_err(dev, "GGRP[%#x] package is too small\n", mux);
+		ACPI_FREE(pack);
+		return ERR_PTR(-EIO);
+	}
+	return pack;
+}
+
+static union acpi_object *atk_gitm(struct atk_data *data, u64 id)
+{
+	struct device *dev = &data->acpi_dev->dev;
+	struct atk_acpi_input_buf buf;
+	union acpi_object tmp;
+	struct acpi_object_list params;
+	struct acpi_buffer ret;
+	union acpi_object *obj;
+	acpi_status status;
+
+	buf.id = id;
+	buf.param1 = 0;
+	buf.param2 = 0;
 
+	tmp.type = ACPI_TYPE_BUFFER;
+	tmp.buffer.pointer = (u8 *)&buf;
+	tmp.buffer.length = sizeof(buf);
+
+	params.count = 1;
+	params.pointer = (void *)&tmp;
+
+	ret.length = ACPI_ALLOCATE_BUFFER;
 	status = acpi_evaluate_object_typed(data->read_handle, NULL, &params,
 			&ret, ACPI_TYPE_BUFFER);
 	if (status != AE_OK) {
-		dev_warn(dev, "%s: ACPI exception: %s\n", __func__,
+		dev_warn(dev, "GITM[%#llx] ACPI exception: %s\n", id,
 				acpi_format_exception(status));
-		return -EIO;
+		return ERR_PTR(-EIO);
+	}
+	obj = ret.pointer;
+
+	/* Sanity check */
+	if (obj->buffer.length < 8) {
+		dev_warn(dev, "Unexpected ASBF length: %u\n",
+				obj->buffer.length);
+		ACPI_FREE(obj);
+		return ERR_PTR(-EIO);
 	}
+	return obj;
+}
 
-	/* Return buffer format:
-	 * [0-3] "value" is valid flag
-	 * [4-7] value
-	 */
-	if (!(tmp.value & 0xffffffff)) {
+static union acpi_object *atk_sitm(struct atk_data *data,
+		struct atk_acpi_input_buf *buf)
+{
+	struct device *dev = &data->acpi_dev->dev;
+	struct acpi_object_list params;
+	union acpi_object tmp;
+	struct acpi_buffer ret;
+	union acpi_object *obj;
+	acpi_status status;
+
+	tmp.type = ACPI_TYPE_BUFFER;
+	tmp.buffer.pointer = (u8 *)buf;
+	tmp.buffer.length = sizeof(*buf);
+
+	params.count = 1;
+	params.pointer = &tmp;
+
+	ret.length = ACPI_ALLOCATE_BUFFER;
+	status = acpi_evaluate_object_typed(data->write_handle, NULL, &params,
+			&ret, ACPI_TYPE_BUFFER);
+	if (status != AE_OK) {
+		dev_warn(dev, "SITM[%#x] ACPI exception: %s\n", buf->id,
+				acpi_format_exception(status));
+		return ERR_PTR(-EIO);
+	}
+	obj = ret.pointer;
+
+	/* Sanity check */
+	if (obj->buffer.length < 8) {
+		dev_warn(dev, "Unexpected ASBF length: %u\n",
+				obj->buffer.length);
+		ACPI_FREE(obj);
+		return ERR_PTR(-EIO);
+	}
+	return obj;
+}
+
+static int atk_read_value_new(struct atk_sensor_data *sensor, u64 *value)
+{
+	struct atk_data *data = sensor->data;
+	struct device *dev = &data->acpi_dev->dev;
+	union acpi_object *obj;
+	struct atk_acpi_ret_buffer *buf;
+	int err = 0;
+
+	obj = atk_gitm(data, sensor->id);
+	if (IS_ERR(obj))
+		return PTR_ERR(obj);
+
+	buf = (struct atk_acpi_ret_buffer *)obj->buffer.pointer;
+	if (buf->flags == 0) {
 		/* The reading is not valid, possible causes:
 		 * - sensor failure
 		 * - enumeration was FUBAR (and we didn't notice)
 		 */
-		dev_info(dev, "Failure: %#llx\n", tmp.value);
-		return -EIO;
+		dev_warn(dev, "Read failed, sensor = %#llx\n", sensor->id);
+		err = -EIO;
+		goto out;
 	}
 
-	*value = (tmp.value & 0xffffffff00000000ULL) >> 32;
-
-	return 0;
+	*value = buf->value;
+out:
+	ACPI_FREE(obj);
+	return err;
 }
 
 static int atk_read_value(struct atk_sensor_data *sensor, u64 *value)
@@ -713,43 +828,141 @@ cleanup:
 	return ret;
 }
 
-static int atk_enumerate_new_hwmon(struct atk_data *data)
+static int atk_ec_present(struct atk_data *data)
 {
 	struct device *dev = &data->acpi_dev->dev;
-	struct acpi_buffer buf;
-	acpi_status ret;
-	struct acpi_object_list params;
-	union acpi_object id;
 	union acpi_object *pack;
-	int err;
+	union acpi_object *ec;
+	int ret;
 	int i;
 
-	dev_dbg(dev, "Enumerating hwmon sensors\n");
+	pack = atk_ggrp(data, ATK_MUX_MGMT);
+	if (IS_ERR(pack)) {
+		if (PTR_ERR(pack) == -ENOENT) {
+			/* The MGMT class does not exists - that's ok */
+			dev_dbg(dev, "Class %#llx not found\n", ATK_MUX_MGMT);
+			return 0;
+		}
+		return PTR_ERR(pack);
+	}
 
-	id.type = ACPI_TYPE_INTEGER;
-	id.integer.value = ATK_MUX_HWMON;
-	params.count = 1;
-	params.pointer = &id;
+	/* Search the EC */
+	ec = NULL;
+	for (i = 0; i < pack->package.count; i++) {
+		union acpi_object *obj = &pack->package.elements[i];
+		union acpi_object *id;
 
-	buf.length = ACPI_ALLOCATE_BUFFER;
-	ret = acpi_evaluate_object_typed(data->enumerate_handle, NULL, &params,
-			&buf, ACPI_TYPE_PACKAGE);
-	if (ret != AE_OK) {
-		dev_warn(dev, METHOD_ENUMERATE ": ACPI exception: %s\n",
-				acpi_format_exception(ret));
-		return -ENODEV;
+		if (obj->type != ACPI_TYPE_PACKAGE)
+			continue;
+
+		id = &obj->package.elements[0];
+		if (id->type != ACPI_TYPE_INTEGER)
+			continue;
+
+		if (id->integer.value == ATK_EC_ID) {
+			ec = obj;
+			break;
+		}
 	}
 
-	/* Result must be a package */
-	pack = buf.pointer;
+	ret = (ec != NULL);
+	if (!ret)
+		/* The system has no EC */
+		dev_dbg(dev, "EC not found\n");
 
-	if (pack->package.count < 1) {
-		dev_dbg(dev, "%s: hwmon package is too small: %d\n", __func__,
-				pack->package.count);
-		err = -EINVAL;
-		goto out;
+	ACPI_FREE(pack);
+	return ret;
+}
+
+static int atk_ec_enabled(struct atk_data *data)
+{
+	struct device *dev = &data->acpi_dev->dev;
+	union acpi_object *obj;
+	struct atk_acpi_ret_buffer *buf;
+	int err;
+
+	obj = atk_gitm(data, ATK_EC_ID);
+	if (IS_ERR(obj)) {
+		dev_err(dev, "Unable to query EC status\n");
+		return PTR_ERR(obj);
+	}
+	buf = (struct atk_acpi_ret_buffer *)obj->buffer.pointer;
+
+	if (buf->flags == 0) {
+		dev_err(dev, "Unable to query EC status\n");
+		err = -EIO;
+	} else {
+		err = (buf->value != 0);
+		dev_dbg(dev, "EC is %sabled\n",
+				err ? "en" : "dis");
+	}
+
+	ACPI_FREE(obj);
+	return err;
+}
+
+static int atk_ec_ctl(struct atk_data *data, int enable)
+{
+	struct device *dev = &data->acpi_dev->dev;
+	union acpi_object *obj;
+	struct atk_acpi_input_buf sitm;
+	struct atk_acpi_ret_buffer *ec_ret;
+	int err = 0;
+
+	sitm.id = ATK_EC_ID;
+	sitm.param1 = enable;
+	sitm.param2 = 0;
+
+	obj = atk_sitm(data, &sitm);
+	if (IS_ERR(obj)) {
+		dev_err(dev, "Failed to %sable the EC\n",
+				enable ? "en" : "dis");
+		return PTR_ERR(obj);
+	}
+	ec_ret = (struct atk_acpi_ret_buffer *)obj->buffer.pointer;
+	if (ec_ret->flags == 0) {
+		dev_err(dev, "Failed to %sable the EC\n",
+				enable ? "en" : "dis");
+		err = -EIO;
+	} else {
+		dev_info(dev, "EC %sabled\n",
+				enable ? "en" : "dis");
+	}
+
+	ACPI_FREE(obj);
+	return err;
+}
+
+static int atk_enumerate_new_hwmon(struct atk_data *data)
+{
+	struct device *dev = &data->acpi_dev->dev;
+	union acpi_object *pack;
+	int err;
+	int i;
+
+	err = atk_ec_present(data);
+	if (err < 0)
+		return err;
+	if (err) {
+		err = atk_ec_enabled(data);
+		if (err < 0)
+			return err;
+		/* If the EC was disabled we will disable it again on unload */
+		data->disable_ec = err;
+
+		err = atk_ec_ctl(data, 1);
+		if (err) {
+			data->disable_ec = false;
+			return err;
+		}
 	}
 
+	dev_dbg(dev, "Enumerating hwmon sensors\n");
+
+	pack = atk_ggrp(data, ATK_MUX_HWMON);
+	if (IS_ERR(pack))
+		return PTR_ERR(pack);
+
 	for (i = 0; i < pack->package.count; i++) {
 		union acpi_object *obj = &pack->package.elements[i];
 
@@ -758,8 +971,7 @@ static int atk_enumerate_new_hwmon(struct atk_data *data)
 
 	err = data->voltage_count + data->temperature_count + data->fan_count;
 
-out:
-	ACPI_FREE(buf.pointer);
+	ACPI_FREE(pack);
 	return err;
 }
 
@@ -895,6 +1107,15 @@ static int atk_check_new_if(struct atk_data *data)
 	}
 	data->read_handle = ret;
 
+	/* De-multiplexer (write) */
+	status = acpi_get_handle(data->atk_handle, METHOD_WRITE, &ret);
+	if (status != AE_OK) {
+		dev_dbg(dev, "method " METHOD_READ " not found: %s\n",
+				 acpi_format_exception(status));
+		return -ENODEV;
+	}
+	data->write_handle = ret;
+
 	return 0;
 }
 
@@ -915,6 +1136,7 @@ static int atk_add(struct acpi_device *device)
 	data->acpi_dev = device;
 	data->atk_handle = device->handle;
 	INIT_LIST_HEAD(&data->sensor_list);
+	data->disable_ec = false;
 
 	buf.length = ACPI_ALLOCATE_BUFFER;
 	ret = acpi_evaluate_object_typed(data->atk_handle, BOARD_ID, NULL,
@@ -973,6 +1195,8 @@ static int atk_add(struct acpi_device *device)
 cleanup:
 	atk_free_sensors(data);
 out:
+	if (data->disable_ec)
+		atk_ec_ctl(data, 0);
 	kfree(data);
 	return err;
 }
@@ -988,6 +1212,11 @@ static int atk_remove(struct acpi_device *device, int type)
 	atk_free_sensors(data);
 	hwmon_device_unregister(data->hwmon_dev);
 
+	if (data->disable_ec) {
+		if (atk_ec_ctl(data, 0))
+			dev_err(&device->dev, "Failed to disable EC\n");
+	}
+
 	kfree(data);
 
 	return 0;
diff --git a/drivers/hwmon/coretemp.c b/drivers/hwmon/coretemp.c
index 93c17223b527..caef39cda8c8 100644
--- a/drivers/hwmon/coretemp.c
+++ b/drivers/hwmon/coretemp.c
@@ -157,17 +157,26 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
 	/* The 100C is default for both mobile and non mobile CPUs */
 
 	int tjmax = 100000;
-	int ismobile = 1;
+	int tjmax_ee = 85000;
+	int usemsr_ee = 1;
 	int err;
 	u32 eax, edx;
 
 	/* Early chips have no MSR for TjMax */
 
 	if ((c->x86_model == 0xf) && (c->x86_mask < 4)) {
-		ismobile = 0;
+		usemsr_ee = 0;
 	}
 
-	if ((c->x86_model > 0xe) && (ismobile)) {
+	/* Atoms seems to have TjMax at 90C */
+
+	if (c->x86_model == 0x1c) {
+		usemsr_ee = 0;
+		tjmax = 90000;
+	}
+
+	if ((c->x86_model > 0xe) && (usemsr_ee)) {
+		u8 platform_id;
 
 		/* Now we can detect the mobile CPU using Intel provided table
 		   http://softwarecommunity.intel.com/Wiki/Mobility/720.htm
@@ -179,13 +188,29 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
 			dev_warn(dev,
 				 "Unable to access MSR 0x17, assuming desktop"
 				 " CPU\n");
-			ismobile = 0;
-		} else if (!(eax & 0x10000000)) {
-			ismobile = 0;
+			usemsr_ee = 0;
+		} else if (c->x86_model < 0x17 && !(eax & 0x10000000)) {
+			/* Trust bit 28 up to Penryn, I could not find any
+			   documentation on that; if you happen to know
+			   someone at Intel please ask */
+			usemsr_ee = 0;
+		} else {
+			/* Platform ID bits 52:50 (EDX starts at bit 32) */
+			platform_id = (edx >> 18) & 0x7;
+
+			/* Mobile Penryn CPU seems to be platform ID 7 or 5
+			  (guesswork) */
+			if ((c->x86_model == 0x17) &&
+			    ((platform_id == 5) || (platform_id == 7))) {
+				/* If MSR EE bit is set, set it to 90 degrees C,
+				   otherwise 105 degrees C */
+				tjmax_ee = 90000;
+				tjmax = 105000;
+			}
 		}
 	}
 
-	if (ismobile) {
+	if (usemsr_ee) {
 
 		err = rdmsr_safe_on_cpu(id, 0xee, &eax, &edx);
 		if (err) {
@@ -193,9 +218,11 @@ static int __devinit adjust_tjmax(struct cpuinfo_x86 *c, u32 id, struct device *
 				 "Unable to access MSR 0xEE, for Tjmax, left"
 				 " at default");
 		} else if (eax & 0x40000000) {
-			tjmax = 85000;
+			tjmax = tjmax_ee;
 		}
-	} else {
+	/* if we dont use msr EE it means we are desktop CPU (with exeception
+	   of Atom) */
+	} else if (tjmax == 100000) {
 		dev_warn(dev, "Using relative temperature scale!\n");
 	}
 
@@ -248,9 +275,9 @@ static int __devinit coretemp_probe(struct platform_device *pdev)
 	platform_set_drvdata(pdev, data);
 
 	/* read the still undocumented IA32_TEMPERATURE_TARGET it exists
-	   on older CPUs but not in this register */
+	   on older CPUs but not in this register, Atoms don't have it either */
 
-	if (c->x86_model > 0xe) {
+	if ((c->x86_model > 0xe) && (c->x86_model != 0x1c)) {
 		err = rdmsr_safe_on_cpu(data->id, 0x1a2, &eax, &edx);
 		if (err) {
 			dev_warn(&pdev->dev, "Unable to read"
@@ -413,11 +440,15 @@ static int __init coretemp_init(void)
 	for_each_online_cpu(i) {
 		struct cpuinfo_x86 *c = &cpu_data(i);
 
-		/* check if family 6, models 0xe, 0xf, 0x16, 0x17, 0x1A */
+		/* check if family 6, models 0xe (Pentium M DC),
+		  0xf (Core 2 DC 65nm), 0x16 (Core 2 SC 65nm),
+		  0x17 (Penryn 45nm), 0x1a (Nehalem), 0x1c (Atom),
+		  0x1e (Lynnfield) */
 		if ((c->cpuid_level < 0) || (c->x86 != 0x6) ||
 		    !((c->x86_model == 0xe) || (c->x86_model == 0xf) ||
 			(c->x86_model == 0x16) || (c->x86_model == 0x17) ||
-			(c->x86_model == 0x1A))) {
+			(c->x86_model == 0x1a) || (c->x86_model == 0x1c) ||
+			(c->x86_model == 0x1e))) {
 
 			/* supported CPU not found, but report the unknown
 			   family 6 CPU */
diff --git a/drivers/hwmon/dme1737.c b/drivers/hwmon/dme1737.c
index 9814d51b3af4..27d62574284f 100644
--- a/drivers/hwmon/dme1737.c
+++ b/drivers/hwmon/dme1737.c
@@ -572,7 +572,7 @@ static struct dme1737_data *dme1737_update_device(struct device *dev)
 
 	/* Sample register contents every 1 sec */
 	if (time_after(jiffies, data->last_update + HZ) || !data->valid) {
-		if (data->type != sch5027) {
+		if (data->type == dme1737) {
 			data->vid = dme1737_read(data, DME1737_REG_VID) &
 				0x3f;
 		}
@@ -1134,7 +1134,7 @@ static ssize_t show_pwm(struct device *dev, struct device_attribute *attr,
 		res = PWM_FREQ_FROM_REG(data->pwm_freq[ix]);
 		break;
 	case SYS_PWM_ENABLE:
-		if (ix > 3) {
+		if (ix >= 3) {
 			res = 1; /* pwm[5-6] hard-wired to manual mode */
 		} else {
 			res = PWM_EN_FROM_REG(data->pwm_config[ix]);
@@ -1621,9 +1621,6 @@ static struct attribute *dme1737_misc_attr[] = {
 	&sensor_dev_attr_zone1_auto_point1_temp_hyst.dev_attr.attr,
 	&sensor_dev_attr_zone2_auto_point1_temp_hyst.dev_attr.attr,
 	&sensor_dev_attr_zone3_auto_point1_temp_hyst.dev_attr.attr,
-	/* Misc */
-	&dev_attr_vrm.attr,
-	&dev_attr_cpu0_vid.attr,
 	NULL
 };
 
@@ -1631,6 +1628,18 @@ static const struct attribute_group dme1737_misc_group = {
 	.attrs = dme1737_misc_attr,
 };
 
+/* The following struct holds VID-related attributes. Their creation
+   depends on the chip type which is determined during module load. */
+static struct attribute *dme1737_vid_attr[] = {
+	&dev_attr_vrm.attr,
+	&dev_attr_cpu0_vid.attr,
+	NULL
+};
+
+static const struct attribute_group dme1737_vid_group = {
+	.attrs = dme1737_vid_attr,
+};
+
 /* The following structs hold the PWM attributes, some of which are optional.
  * Their creation depends on the chip configuration which is determined during
  * module load. */
@@ -1902,6 +1911,9 @@ static void dme1737_remove_files(struct device *dev)
 	if (data->type != sch5027) {
 		sysfs_remove_group(&dev->kobj, &dme1737_misc_group);
 	}
+	if (data->type == dme1737) {
+		sysfs_remove_group(&dev->kobj, &dme1737_vid_group);
+	}
 
 	sysfs_remove_group(&dev->kobj, &dme1737_group);
 
@@ -1933,6 +1945,13 @@ static int dme1737_create_files(struct device *dev)
 		goto exit_remove;
 	}
 
+	/* Create VID-related sysfs attributes */
+	if ((data->type == dme1737) &&
+	    (err = sysfs_create_group(&dev->kobj,
+				      &dme1737_vid_group))) {
+		goto exit_remove;
+	}
+
 	/* Create fan sysfs attributes */
 	for (ix = 0; ix < ARRAY_SIZE(dme1737_fan_group); ix++) {
 		if (data->has_fan & (1 << ix)) {
@@ -2127,7 +2146,7 @@ static int dme1737_init_device(struct device *dev)
 	data->pwm_acz[2] = 4;	/* pwm3 -> zone3 */
 
 	/* Set VRM */
-	if (data->type != sch5027) {
+	if (data->type == dme1737) {
 		data->vrm = vid_which_vrm();
 	}
 
diff --git a/drivers/hwmon/fscher.c b/drivers/hwmon/fscher.c
deleted file mode 100644
index 12c70e402cb2..000000000000
--- a/drivers/hwmon/fscher.c
+++ /dev/null
@@ -1,680 +0,0 @@
-/*
- * fscher.c - Part of lm_sensors, Linux kernel modules for hardware
- * monitoring
- * Copyright (C) 2003, 2004 Reinhard Nissl <rnissl@gmx.de>
- * 
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- * 
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- * 
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- */
-
-/* 
- *  fujitsu siemens hermes chip, 
- *  module based on fscpos.c 
- *  Copyright (C) 2000 Hermann Jung <hej@odn.de>
- *  Copyright (C) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
- *  and Philip Edelbrock <phil@netroedge.com>
- */
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/jiffies.h>
-#include <linux/i2c.h>
-#include <linux/hwmon.h>
-#include <linux/err.h>
-#include <linux/mutex.h>
-#include <linux/sysfs.h>
-
-/*
- * Addresses to scan
- */
-
-static const unsigned short normal_i2c[] = { 0x73, I2C_CLIENT_END };
-
-/*
- * Insmod parameters
- */
-
-I2C_CLIENT_INSMOD_1(fscher);
-
-/*
- * The FSCHER registers
- */
-
-/* chip identification */
-#define FSCHER_REG_IDENT_0		0x00
-#define FSCHER_REG_IDENT_1		0x01
-#define FSCHER_REG_IDENT_2		0x02
-#define FSCHER_REG_REVISION		0x03
-
-/* global control and status */
-#define FSCHER_REG_EVENT_STATE		0x04
-#define FSCHER_REG_CONTROL		0x05
-
-/* watchdog */
-#define FSCHER_REG_WDOG_PRESET		0x28
-#define FSCHER_REG_WDOG_STATE		0x23
-#define FSCHER_REG_WDOG_CONTROL		0x21
-
-/* fan 0 */
-#define FSCHER_REG_FAN0_MIN		0x55
-#define FSCHER_REG_FAN0_ACT		0x0e
-#define FSCHER_REG_FAN0_STATE		0x0d
-#define FSCHER_REG_FAN0_RIPPLE		0x0f
-
-/* fan 1 */
-#define FSCHER_REG_FAN1_MIN		0x65
-#define FSCHER_REG_FAN1_ACT		0x6b
-#define FSCHER_REG_FAN1_STATE		0x62
-#define FSCHER_REG_FAN1_RIPPLE		0x6f
-
-/* fan 2 */
-#define FSCHER_REG_FAN2_MIN		0xb5
-#define FSCHER_REG_FAN2_ACT		0xbb
-#define FSCHER_REG_FAN2_STATE		0xb2
-#define FSCHER_REG_FAN2_RIPPLE		0xbf
-
-/* voltage supervision */
-#define FSCHER_REG_VOLT_12		0x45
-#define FSCHER_REG_VOLT_5		0x42
-#define FSCHER_REG_VOLT_BATT		0x48
-
-/* temperature 0 */
-#define FSCHER_REG_TEMP0_ACT		0x64
-#define FSCHER_REG_TEMP0_STATE		0x71
-
-/* temperature 1 */
-#define FSCHER_REG_TEMP1_ACT		0x32
-#define FSCHER_REG_TEMP1_STATE		0x81
-
-/* temperature 2 */
-#define FSCHER_REG_TEMP2_ACT		0x35
-#define FSCHER_REG_TEMP2_STATE		0x91
-
-/*
- * Functions declaration
- */
-
-static int fscher_probe(struct i2c_client *client,
-			const struct i2c_device_id *id);
-static int fscher_detect(struct i2c_client *client, int kind,
-			 struct i2c_board_info *info);
-static int fscher_remove(struct i2c_client *client);
-static struct fscher_data *fscher_update_device(struct device *dev);
-static void fscher_init_client(struct i2c_client *client);
-
-static int fscher_read_value(struct i2c_client *client, u8 reg);
-static int fscher_write_value(struct i2c_client *client, u8 reg, u8 value);
-
-/*
- * Driver data (common to all clients)
- */
- 
-static const struct i2c_device_id fscher_id[] = {
-	{ "fscher", fscher },
-	{ }
-};
-
-static struct i2c_driver fscher_driver = {
-	.class		= I2C_CLASS_HWMON,
-	.driver = {
-		.name	= "fscher",
-	},
-	.probe		= fscher_probe,
-	.remove		= fscher_remove,
-	.id_table	= fscher_id,
-	.detect		= fscher_detect,
-	.address_data	= &addr_data,
-};
-
-/*
- * Client data (each client gets its own)
- */
-
-struct fscher_data {
-	struct device *hwmon_dev;
-	struct mutex update_lock;
-	char valid; /* zero until following fields are valid */
-	unsigned long last_updated; /* in jiffies */
-
-	/* register values */
-	u8 revision;		/* revision of chip */
-	u8 global_event;	/* global event status */
-	u8 global_control;	/* global control register */
-	u8 watchdog[3];		/* watchdog */
-	u8 volt[3];		/* 12, 5, battery voltage */ 
-	u8 temp_act[3];		/* temperature */
-	u8 temp_status[3];	/* status of sensor */
-	u8 fan_act[3];		/* fans revolutions per second */
-	u8 fan_status[3];	/* fan status */
-	u8 fan_min[3];		/* fan min value for rps */
-	u8 fan_ripple[3];	/* divider for rps */
-};
-
-/*
- * Sysfs stuff
- */
-
-#define sysfs_r(kind, sub, offset, reg) \
-static ssize_t show_##kind##sub (struct fscher_data *, char *, int); \
-static ssize_t show_##kind##offset##sub (struct device *, struct device_attribute *attr, char *); \
-static ssize_t show_##kind##offset##sub (struct device *dev, struct device_attribute *attr, char *buf) \
-{ \
-	struct fscher_data *data = fscher_update_device(dev); \
-	return show_##kind##sub(data, buf, (offset)); \
-}
-
-#define sysfs_w(kind, sub, offset, reg) \
-static ssize_t set_##kind##sub (struct i2c_client *, struct fscher_data *, const char *, size_t, int, int); \
-static ssize_t set_##kind##offset##sub (struct device *, struct device_attribute *attr, const char *, size_t); \
-static ssize_t set_##kind##offset##sub (struct device *dev, struct device_attribute *attr, const char *buf, size_t count) \
-{ \
-	struct i2c_client *client = to_i2c_client(dev); \
-	struct fscher_data *data = i2c_get_clientdata(client); \
-	return set_##kind##sub(client, data, buf, count, (offset), reg); \
-}
-
-#define sysfs_rw_n(kind, sub, offset, reg) \
-sysfs_r(kind, sub, offset, reg) \
-sysfs_w(kind, sub, offset, reg) \
-static DEVICE_ATTR(kind##offset##sub, S_IRUGO | S_IWUSR, show_##kind##offset##sub, set_##kind##offset##sub);
-
-#define sysfs_rw(kind, sub, reg) \
-sysfs_r(kind, sub, 0, reg) \
-sysfs_w(kind, sub, 0, reg) \
-static DEVICE_ATTR(kind##sub, S_IRUGO | S_IWUSR, show_##kind##0##sub, set_##kind##0##sub);
-
-#define sysfs_ro_n(kind, sub, offset, reg) \
-sysfs_r(kind, sub, offset, reg) \
-static DEVICE_ATTR(kind##offset##sub, S_IRUGO, show_##kind##offset##sub, NULL);
-
-#define sysfs_ro(kind, sub, reg) \
-sysfs_r(kind, sub, 0, reg) \
-static DEVICE_ATTR(kind, S_IRUGO, show_##kind##0##sub, NULL);
-
-#define sysfs_fan(offset, reg_status, reg_min, reg_ripple, reg_act) \
-sysfs_rw_n(pwm,        , offset, reg_min) \
-sysfs_rw_n(fan, _status, offset, reg_status) \
-sysfs_rw_n(fan, _div   , offset, reg_ripple) \
-sysfs_ro_n(fan, _input , offset, reg_act)
-
-#define sysfs_temp(offset, reg_status, reg_act) \
-sysfs_rw_n(temp, _status, offset, reg_status) \
-sysfs_ro_n(temp, _input , offset, reg_act)
-    
-#define sysfs_in(offset, reg_act) \
-sysfs_ro_n(in, _input, offset, reg_act)
-
-#define sysfs_revision(reg_revision) \
-sysfs_ro(revision, , reg_revision)
-
-#define sysfs_alarms(reg_events) \
-sysfs_ro(alarms, , reg_events)
-
-#define sysfs_control(reg_control) \
-sysfs_rw(control, , reg_control)
-
-#define sysfs_watchdog(reg_control, reg_status, reg_preset) \
-sysfs_rw(watchdog, _control, reg_control) \
-sysfs_rw(watchdog, _status , reg_status) \
-sysfs_rw(watchdog, _preset , reg_preset)
-
-sysfs_fan(1, FSCHER_REG_FAN0_STATE, FSCHER_REG_FAN0_MIN,
-	     FSCHER_REG_FAN0_RIPPLE, FSCHER_REG_FAN0_ACT)
-sysfs_fan(2, FSCHER_REG_FAN1_STATE, FSCHER_REG_FAN1_MIN,
-	     FSCHER_REG_FAN1_RIPPLE, FSCHER_REG_FAN1_ACT)
-sysfs_fan(3, FSCHER_REG_FAN2_STATE, FSCHER_REG_FAN2_MIN,
-	     FSCHER_REG_FAN2_RIPPLE, FSCHER_REG_FAN2_ACT)
-
-sysfs_temp(1, FSCHER_REG_TEMP0_STATE, FSCHER_REG_TEMP0_ACT)
-sysfs_temp(2, FSCHER_REG_TEMP1_STATE, FSCHER_REG_TEMP1_ACT)
-sysfs_temp(3, FSCHER_REG_TEMP2_STATE, FSCHER_REG_TEMP2_ACT)
-
-sysfs_in(0, FSCHER_REG_VOLT_12)
-sysfs_in(1, FSCHER_REG_VOLT_5)
-sysfs_in(2, FSCHER_REG_VOLT_BATT)
-
-sysfs_revision(FSCHER_REG_REVISION)
-sysfs_alarms(FSCHER_REG_EVENTS)
-sysfs_control(FSCHER_REG_CONTROL)
-sysfs_watchdog(FSCHER_REG_WDOG_CONTROL, FSCHER_REG_WDOG_STATE, FSCHER_REG_WDOG_PRESET)
-  
-static struct attribute *fscher_attributes[] = {
-	&dev_attr_revision.attr,
-	&dev_attr_alarms.attr,
-	&dev_attr_control.attr,
-
-	&dev_attr_watchdog_status.attr,
-	&dev_attr_watchdog_control.attr,
-	&dev_attr_watchdog_preset.attr,
-
-	&dev_attr_in0_input.attr,
-	&dev_attr_in1_input.attr,
-	&dev_attr_in2_input.attr,
-
-	&dev_attr_fan1_status.attr,
-	&dev_attr_fan1_div.attr,
-	&dev_attr_fan1_input.attr,
-	&dev_attr_pwm1.attr,
-	&dev_attr_fan2_status.attr,
-	&dev_attr_fan2_div.attr,
-	&dev_attr_fan2_input.attr,
-	&dev_attr_pwm2.attr,
-	&dev_attr_fan3_status.attr,
-	&dev_attr_fan3_div.attr,
-	&dev_attr_fan3_input.attr,
-	&dev_attr_pwm3.attr,
-
-	&dev_attr_temp1_status.attr,
-	&dev_attr_temp1_input.attr,
-	&dev_attr_temp2_status.attr,
-	&dev_attr_temp2_input.attr,
-	&dev_attr_temp3_status.attr,
-	&dev_attr_temp3_input.attr,
-	NULL
-};
-
-static const struct attribute_group fscher_group = {
-	.attrs = fscher_attributes,
-};
-
-/*
- * Real code
- */
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int fscher_detect(struct i2c_client *new_client, int kind,
-			 struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = new_client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -ENODEV;
-
-	/* Do the remaining detection unless force or force_fscher parameter */
-	if (kind < 0) {
-		if ((i2c_smbus_read_byte_data(new_client,
-		     FSCHER_REG_IDENT_0) != 0x48)	/* 'H' */
-		 || (i2c_smbus_read_byte_data(new_client,
-		     FSCHER_REG_IDENT_1) != 0x45)	/* 'E' */
-		 || (i2c_smbus_read_byte_data(new_client,
-		     FSCHER_REG_IDENT_2) != 0x52))	/* 'R' */
-			return -ENODEV;
-	}
-
-	strlcpy(info->type, "fscher", I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int fscher_probe(struct i2c_client *new_client,
-			const struct i2c_device_id *id)
-{
-	struct fscher_data *data;
-	int err;
-
-	data = kzalloc(sizeof(struct fscher_data), GFP_KERNEL);
-	if (!data) {
-		err = -ENOMEM;
-		goto exit;
-	}
-
-	i2c_set_clientdata(new_client, data);
-	data->valid = 0;
-	mutex_init(&data->update_lock);
-
-	fscher_init_client(new_client);
-
-	/* Register sysfs hooks */
-	if ((err = sysfs_create_group(&new_client->dev.kobj, &fscher_group)))
-		goto exit_free;
-
-	data->hwmon_dev = hwmon_device_register(&new_client->dev);
-	if (IS_ERR(data->hwmon_dev)) {
-		err = PTR_ERR(data->hwmon_dev);
-		goto exit_remove_files;
-	}
-
-	return 0;
-
-exit_remove_files:
-	sysfs_remove_group(&new_client->dev.kobj, &fscher_group);
-exit_free:
-	kfree(data);
-exit:
-	return err;
-}
-
-static int fscher_remove(struct i2c_client *client)
-{
-	struct fscher_data *data = i2c_get_clientdata(client);
-
-	hwmon_device_unregister(data->hwmon_dev);
-	sysfs_remove_group(&client->dev.kobj, &fscher_group);
-
-	kfree(data);
-	return 0;
-}
-
-static int fscher_read_value(struct i2c_client *client, u8 reg)
-{
-	dev_dbg(&client->dev, "read reg 0x%02x\n", reg);
-
-	return i2c_smbus_read_byte_data(client, reg);
-}
-
-static int fscher_write_value(struct i2c_client *client, u8 reg, u8 value)
-{
-	dev_dbg(&client->dev, "write reg 0x%02x, val 0x%02x\n",
-		reg, value);
-
-	return i2c_smbus_write_byte_data(client, reg, value);
-}
-
-/* Called when we have found a new FSC Hermes. */
-static void fscher_init_client(struct i2c_client *client)
-{
-	struct fscher_data *data = i2c_get_clientdata(client);
-
-	/* Read revision from chip */
-	data->revision =  fscher_read_value(client, FSCHER_REG_REVISION);
-}
-
-static struct fscher_data *fscher_update_device(struct device *dev)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	struct fscher_data *data = i2c_get_clientdata(client);
-
-	mutex_lock(&data->update_lock);
-
-	if (time_after(jiffies, data->last_updated + 2 * HZ) || !data->valid) {
-
-		dev_dbg(&client->dev, "Starting fscher update\n");
-
-		data->temp_act[0] = fscher_read_value(client, FSCHER_REG_TEMP0_ACT);
-		data->temp_act[1] = fscher_read_value(client, FSCHER_REG_TEMP1_ACT);
-		data->temp_act[2] = fscher_read_value(client, FSCHER_REG_TEMP2_ACT);
-		data->temp_status[0] = fscher_read_value(client, FSCHER_REG_TEMP0_STATE);
-		data->temp_status[1] = fscher_read_value(client, FSCHER_REG_TEMP1_STATE);
-		data->temp_status[2] = fscher_read_value(client, FSCHER_REG_TEMP2_STATE);
-
-		data->volt[0] = fscher_read_value(client, FSCHER_REG_VOLT_12);
-		data->volt[1] = fscher_read_value(client, FSCHER_REG_VOLT_5);
-		data->volt[2] = fscher_read_value(client, FSCHER_REG_VOLT_BATT);
-
-		data->fan_act[0] = fscher_read_value(client, FSCHER_REG_FAN0_ACT);
-		data->fan_act[1] = fscher_read_value(client, FSCHER_REG_FAN1_ACT);
-		data->fan_act[2] = fscher_read_value(client, FSCHER_REG_FAN2_ACT);
-		data->fan_status[0] = fscher_read_value(client, FSCHER_REG_FAN0_STATE);
-		data->fan_status[1] = fscher_read_value(client, FSCHER_REG_FAN1_STATE);
-		data->fan_status[2] = fscher_read_value(client, FSCHER_REG_FAN2_STATE);
-		data->fan_min[0] = fscher_read_value(client, FSCHER_REG_FAN0_MIN);
-		data->fan_min[1] = fscher_read_value(client, FSCHER_REG_FAN1_MIN);
-		data->fan_min[2] = fscher_read_value(client, FSCHER_REG_FAN2_MIN);
-		data->fan_ripple[0] = fscher_read_value(client, FSCHER_REG_FAN0_RIPPLE);
-		data->fan_ripple[1] = fscher_read_value(client, FSCHER_REG_FAN1_RIPPLE);
-		data->fan_ripple[2] = fscher_read_value(client, FSCHER_REG_FAN2_RIPPLE);
-
-		data->watchdog[0] = fscher_read_value(client, FSCHER_REG_WDOG_PRESET);
-		data->watchdog[1] = fscher_read_value(client, FSCHER_REG_WDOG_STATE);
-		data->watchdog[2] = fscher_read_value(client, FSCHER_REG_WDOG_CONTROL);
-
-		data->global_event = fscher_read_value(client, FSCHER_REG_EVENT_STATE);
-		data->global_control = fscher_read_value(client,
-							FSCHER_REG_CONTROL);
-
-		data->last_updated = jiffies;
-		data->valid = 1;                 
-	}
-
-	mutex_unlock(&data->update_lock);
-
-	return data;
-}
-
-
-
-#define FAN_INDEX_FROM_NUM(nr)	((nr) - 1)
-
-static ssize_t set_fan_status(struct i2c_client *client, struct fscher_data *data,
-			      const char *buf, size_t count, int nr, int reg)
-{
-	/* bits 0..1, 3..7 reserved => mask with 0x04 */  
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0x04;
-	
-	mutex_lock(&data->update_lock);
-	data->fan_status[FAN_INDEX_FROM_NUM(nr)] &= ~v;
-	fscher_write_value(client, reg, v);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_fan_status(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 0..1, 3..7 reserved => mask with 0x04 */  
-	return sprintf(buf, "%u\n", data->fan_status[FAN_INDEX_FROM_NUM(nr)] & 0x04);
-}
-
-static ssize_t set_pwm(struct i2c_client *client, struct fscher_data *data,
-		       const char *buf, size_t count, int nr, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10);
-
-	mutex_lock(&data->update_lock);
-	data->fan_min[FAN_INDEX_FROM_NUM(nr)] = v > 0xff ? 0xff : v;
-	fscher_write_value(client, reg, data->fan_min[FAN_INDEX_FROM_NUM(nr)]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_pwm(struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", data->fan_min[FAN_INDEX_FROM_NUM(nr)]);
-}
-
-static ssize_t set_fan_div(struct i2c_client *client, struct fscher_data *data,
-			   const char *buf, size_t count, int nr, int reg)
-{
-	/* supported values: 2, 4, 8 */
-	unsigned long v = simple_strtoul(buf, NULL, 10);
-
-	switch (v) {
-	case 2: v = 1; break;
-	case 4: v = 2; break;
-	case 8: v = 3; break;
-	default:
-		dev_err(&client->dev, "fan_div value %ld not "
-			 "supported. Choose one of 2, 4 or 8!\n", v);
-		return -EINVAL;
-	}
-
-	mutex_lock(&data->update_lock);
-
-	/* bits 2..7 reserved => mask with 0x03 */
-	data->fan_ripple[FAN_INDEX_FROM_NUM(nr)] &= ~0x03;
-	data->fan_ripple[FAN_INDEX_FROM_NUM(nr)] |= v;
-
-	fscher_write_value(client, reg, data->fan_ripple[FAN_INDEX_FROM_NUM(nr)]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_fan_div(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 2..7 reserved => mask with 0x03 */  
-	return sprintf(buf, "%u\n", 1 << (data->fan_ripple[FAN_INDEX_FROM_NUM(nr)] & 0x03));
-}
-
-#define RPM_FROM_REG(val)	(val*60)
-
-static ssize_t show_fan_input (struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", RPM_FROM_REG(data->fan_act[FAN_INDEX_FROM_NUM(nr)]));
-}
-
-
-
-#define TEMP_INDEX_FROM_NUM(nr)		((nr) - 1)
-
-static ssize_t set_temp_status(struct i2c_client *client, struct fscher_data *data,
-			       const char *buf, size_t count, int nr, int reg)
-{
-	/* bits 2..7 reserved, 0 read only => mask with 0x02 */  
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0x02;
-
-	mutex_lock(&data->update_lock);
-	data->temp_status[TEMP_INDEX_FROM_NUM(nr)] &= ~v;
-	fscher_write_value(client, reg, v);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_temp_status(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 2..7 reserved => mask with 0x03 */
-	return sprintf(buf, "%u\n", data->temp_status[TEMP_INDEX_FROM_NUM(nr)] & 0x03);
-}
-
-#define TEMP_FROM_REG(val)	(((val) - 128) * 1000)
-
-static ssize_t show_temp_input(struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_act[TEMP_INDEX_FROM_NUM(nr)]));
-}
-
-/*
- * The final conversion is specified in sensors.conf, as it depends on
- * mainboard specific values. We export the registers contents as
- * pseudo-hundredths-of-Volts (range 0V - 2.55V). Not that it makes much
- * sense per se, but it minimizes the conversions count and keeps the
- * values within a usual range.
- */
-#define VOLT_FROM_REG(val)	((val) * 10)
-
-static ssize_t show_in_input(struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", VOLT_FROM_REG(data->volt[nr]));
-}
-
-
-
-static ssize_t show_revision(struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", data->revision);
-}
-
-
-
-static ssize_t show_alarms(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 2, 5..6 reserved => mask with 0x9b */
-	return sprintf(buf, "%u\n", data->global_event & 0x9b);
-}
-
-
-
-static ssize_t set_control(struct i2c_client *client, struct fscher_data *data,
-			   const char *buf, size_t count, int nr, int reg)
-{
-	/* bits 1..7 reserved => mask with 0x01 */  
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0x01;
-
-	mutex_lock(&data->update_lock);
-	data->global_control = v;
-	fscher_write_value(client, reg, v);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_control(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 1..7 reserved => mask with 0x01 */
-	return sprintf(buf, "%u\n", data->global_control & 0x01);
-}
-
-
-
-static ssize_t set_watchdog_control(struct i2c_client *client, struct
-				    fscher_data *data, const char *buf, size_t count,
-				    int nr, int reg)
-{
-	/* bits 0..3 reserved => mask with 0xf0 */  
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0xf0;
-
-	mutex_lock(&data->update_lock);
-	data->watchdog[2] &= ~0xf0;
-	data->watchdog[2] |= v;
-	fscher_write_value(client, reg, data->watchdog[2]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_watchdog_control(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 0..3 reserved, bit 5 write only => mask with 0xd0 */
-	return sprintf(buf, "%u\n", data->watchdog[2] & 0xd0);
-}
-
-static ssize_t set_watchdog_status(struct i2c_client *client, struct fscher_data *data,
-				   const char *buf, size_t count, int nr, int reg)
-{
-	/* bits 0, 2..7 reserved => mask with 0x02 */  
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0x02;
-
-	mutex_lock(&data->update_lock);
-	data->watchdog[1] &= ~v;
-	fscher_write_value(client, reg, v);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_watchdog_status(struct fscher_data *data, char *buf, int nr)
-{
-	/* bits 0, 2..7 reserved => mask with 0x02 */
-	return sprintf(buf, "%u\n", data->watchdog[1] & 0x02);
-}
-
-static ssize_t set_watchdog_preset(struct i2c_client *client, struct fscher_data *data,
-				   const char *buf, size_t count, int nr, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0xff;
-	
-	mutex_lock(&data->update_lock);
-	data->watchdog[0] = v;
-	fscher_write_value(client, reg, data->watchdog[0]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_watchdog_preset(struct fscher_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", data->watchdog[0]);
-}
-
-static int __init sensors_fscher_init(void)
-{
-	return i2c_add_driver(&fscher_driver);
-}
-
-static void __exit sensors_fscher_exit(void)
-{
-	i2c_del_driver(&fscher_driver);
-}
-
-MODULE_AUTHOR("Reinhard Nissl <rnissl@gmx.de>");
-MODULE_DESCRIPTION("FSC Hermes driver");
-MODULE_LICENSE("GPL");
-
-module_init(sensors_fscher_init);
-module_exit(sensors_fscher_exit);
diff --git a/drivers/hwmon/fschmd.c b/drivers/hwmon/fschmd.c
index ea955edde87e..da1b1f9488af 100644
--- a/drivers/hwmon/fschmd.c
+++ b/drivers/hwmon/fschmd.c
@@ -819,7 +819,7 @@ static int watchdog_release(struct inode *inode, struct file *filp)
 static ssize_t watchdog_write(struct file *filp, const char __user *buf,
 	size_t count, loff_t *offset)
 {
-	size_t ret;
+	int ret;
 	struct fschmd_data *data = filp->private_data;
 
 	if (count) {
@@ -915,7 +915,7 @@ static int watchdog_ioctl(struct inode *inode, struct file *filp,
 	return ret;
 }
 
-static struct file_operations watchdog_fops = {
+static const struct file_operations watchdog_fops = {
 	.owner = THIS_MODULE,
 	.llseek = no_llseek,
 	.open = watchdog_open,
diff --git a/drivers/hwmon/fscpos.c b/drivers/hwmon/fscpos.c
deleted file mode 100644
index 8a7bcf500b4e..000000000000
--- a/drivers/hwmon/fscpos.c
+++ /dev/null
@@ -1,654 +0,0 @@
-/*
-	fscpos.c - Kernel module for hardware monitoring with FSC Poseidon chips
-	Copyright (C) 2004, 2005 Stefan Ott <stefan@desire.ch>
-
-	This program is free software; you can redistribute it and/or modify
-	it under the terms of the GNU General Public License as published by
-	the Free Software Foundation; either version 2 of the License, or
-	(at your option) any later version.
-
-	This program is distributed in the hope that it will be useful,
-	but WITHOUT ANY WARRANTY; without even the implied warranty of
-	MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
-	GNU General Public License for more details.
-
-	You should have received a copy of the GNU General Public License
-	along with this program; if not, write to the Free Software
-	Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-/*
-	fujitsu siemens poseidon chip,
-	module based on the old fscpos module by Hermann Jung <hej@odn.de> and
-	the fscher module by Reinhard Nissl <rnissl@gmx.de>
-
-	original module based on lm80.c
-	Copyright (C) 1998, 1999 Frodo Looijaard <frodol@dds.nl>
-	and Philip Edelbrock <phil@netroedge.com>
-
-	Thanks to Jean Delvare for reviewing my code and suggesting a lot of
-	improvements.
-*/
-
-#include <linux/module.h>
-#include <linux/slab.h>
-#include <linux/jiffies.h>
-#include <linux/i2c.h>
-#include <linux/init.h>
-#include <linux/hwmon.h>
-#include <linux/err.h>
-#include <linux/mutex.h>
-#include <linux/sysfs.h>
-
-/*
- * Addresses to scan
- */
-static const unsigned short normal_i2c[] = { 0x73, I2C_CLIENT_END };
-
-/*
- * Insmod parameters
- */
-I2C_CLIENT_INSMOD_1(fscpos);
-
-/*
- * The FSCPOS registers
- */
-
-/* chip identification */
-#define FSCPOS_REG_IDENT_0		0x00
-#define FSCPOS_REG_IDENT_1		0x01
-#define FSCPOS_REG_IDENT_2		0x02
-#define FSCPOS_REG_REVISION		0x03
-
-/* global control and status */
-#define FSCPOS_REG_EVENT_STATE		0x04
-#define FSCPOS_REG_CONTROL		0x05
-
-/* watchdog */
-#define FSCPOS_REG_WDOG_PRESET		0x28
-#define FSCPOS_REG_WDOG_STATE		0x23
-#define FSCPOS_REG_WDOG_CONTROL		0x21
-
-/* voltages */
-#define FSCPOS_REG_VOLT_12		0x45
-#define FSCPOS_REG_VOLT_5		0x42
-#define FSCPOS_REG_VOLT_BATT		0x48
-
-/* fans - the chip does not support minimum speed for fan2 */
-static u8 FSCPOS_REG_PWM[] = { 0x55, 0x65 };
-static u8 FSCPOS_REG_FAN_ACT[] = { 0x0e, 0x6b, 0xab };
-static u8 FSCPOS_REG_FAN_STATE[] = { 0x0d, 0x62, 0xa2 };
-static u8 FSCPOS_REG_FAN_RIPPLE[] = { 0x0f, 0x6f, 0xaf };
-
-/* temperatures */
-static u8 FSCPOS_REG_TEMP_ACT[] = { 0x64, 0x32, 0x35 };
-static u8 FSCPOS_REG_TEMP_STATE[] = { 0x71, 0x81, 0x91 };
-
-/*
- * Functions declaration
- */
-static int fscpos_probe(struct i2c_client *client,
-			const struct i2c_device_id *id);
-static int fscpos_detect(struct i2c_client *client, int kind,
-			 struct i2c_board_info *info);
-static int fscpos_remove(struct i2c_client *client);
-
-static int fscpos_read_value(struct i2c_client *client, u8 reg);
-static int fscpos_write_value(struct i2c_client *client, u8 reg, u8 value);
-static struct fscpos_data *fscpos_update_device(struct device *dev);
-static void fscpos_init_client(struct i2c_client *client);
-
-static void reset_fan_alarm(struct i2c_client *client, int nr);
-
-/*
- * Driver data (common to all clients)
- */
-static const struct i2c_device_id fscpos_id[] = {
-	{ "fscpos", fscpos },
-	{ }
-};
-
-static struct i2c_driver fscpos_driver = {
-	.class		= I2C_CLASS_HWMON,
-	.driver = {
-		.name	= "fscpos",
-	},
-	.probe		= fscpos_probe,
-	.remove		= fscpos_remove,
-	.id_table	= fscpos_id,
-	.detect		= fscpos_detect,
-	.address_data	= &addr_data,
-};
-
-/*
- * Client data (each client gets its own)
- */
-struct fscpos_data {
-	struct device *hwmon_dev;
-	struct mutex update_lock;
-	char valid; 		/* 0 until following fields are valid */
-	unsigned long last_updated;	/* In jiffies */
-
-	/* register values */
-	u8 revision;		/* revision of chip */
-	u8 global_event;	/* global event status */
-	u8 global_control;	/* global control register */
-	u8 wdog_control;	/* watchdog control */
-	u8 wdog_state;		/* watchdog status */
-	u8 wdog_preset;		/* watchdog preset */
-	u8 volt[3];		/* 12, 5, battery current */
-	u8 temp_act[3];		/* temperature */
-	u8 temp_status[3];	/* status of sensor */
-	u8 fan_act[3];		/* fans revolutions per second */
-	u8 fan_status[3];	/* fan status */
-	u8 pwm[2];		/* fan min value for rps */
-	u8 fan_ripple[3];	/* divider for rps */
-};
-
-/* Temperature */
-#define TEMP_FROM_REG(val)	(((val) - 128) * 1000)
-
-static ssize_t show_temp_input(struct fscpos_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%d\n", TEMP_FROM_REG(data->temp_act[nr - 1]));
-}
-
-static ssize_t show_temp_status(struct fscpos_data *data, char *buf, int nr)
-{
-	/* bits 2..7 reserved => mask with 0x03 */
-	return sprintf(buf, "%u\n", data->temp_status[nr - 1] & 0x03);
-}
-
-static ssize_t show_temp_reset(struct fscpos_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "1\n");
-}
-
-static ssize_t set_temp_reset(struct i2c_client *client, struct fscpos_data
-			*data, const char *buf,	size_t count, int nr, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10);
-	if (v != 1) {
-		dev_err(&client->dev, "temp_reset value %ld not supported. "
-					"Use 1 to reset the alarm!\n", v);
-		return -EINVAL;
-	}
-
-	dev_info(&client->dev, "You used the temp_reset feature which has not "
-				"been proplerly tested. Please report your "
-				"experience to the module author.\n");
-
-	/* Supported value: 2 (clears the status) */
-	fscpos_write_value(client, FSCPOS_REG_TEMP_STATE[nr - 1], 2);
-	return count;
-}
-
-/* Fans */
-#define RPM_FROM_REG(val)	((val) * 60)
-
-static ssize_t show_fan_status(struct fscpos_data *data, char *buf, int nr)
-{
-	/* bits 0..1, 3..7 reserved => mask with 0x04 */
-	return sprintf(buf, "%u\n", data->fan_status[nr - 1] & 0x04);
-}
-
-static ssize_t show_fan_input(struct fscpos_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", RPM_FROM_REG(data->fan_act[nr - 1]));
-}
-
-static ssize_t show_fan_ripple(struct fscpos_data *data, char *buf, int nr)
-{
-	/* bits 2..7 reserved => mask with 0x03 */
-	return sprintf(buf, "%u\n", data->fan_ripple[nr - 1] & 0x03);
-}
-
-static ssize_t set_fan_ripple(struct i2c_client *client, struct fscpos_data
-			*data, const char *buf,	size_t count, int nr, int reg)
-{
-	/* supported values: 2, 4, 8 */
-	unsigned long v = simple_strtoul(buf, NULL, 10);
-
-	switch (v) {
-		case 2: v = 1; break;
-		case 4: v = 2; break;
-		case 8: v = 3; break;
-	default:
-		dev_err(&client->dev, "fan_ripple value %ld not supported. "
-					"Must be one of 2, 4 or 8!\n", v);
-		return -EINVAL;
-	}
-	
-	mutex_lock(&data->update_lock);
-	/* bits 2..7 reserved => mask with 0x03 */
-	data->fan_ripple[nr - 1] &= ~0x03;
-	data->fan_ripple[nr - 1] |= v;
-	
-	fscpos_write_value(client, reg, data->fan_ripple[nr - 1]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_pwm(struct fscpos_data *data, char *buf, int nr)
-{
-	return sprintf(buf, "%u\n", data->pwm[nr - 1]);
-}
-
-static ssize_t set_pwm(struct i2c_client *client, struct fscpos_data *data,
-				const char *buf, size_t count, int nr, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10);
-
-	/* Range: 0..255 */
-	if (v < 0) v = 0;
-	if (v > 255) v = 255;
-
-	mutex_lock(&data->update_lock);
-	data->pwm[nr - 1] = v;
-	fscpos_write_value(client, reg, data->pwm[nr - 1]);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static void reset_fan_alarm(struct i2c_client *client, int nr)
-{
-	fscpos_write_value(client, FSCPOS_REG_FAN_STATE[nr], 4);
-}
-
-/* Volts */
-#define VOLT_FROM_REG(val, mult)	((val) * (mult) / 255)
-
-static ssize_t show_volt_12(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct fscpos_data *data = fscpos_update_device(dev);
-	return sprintf(buf, "%u\n", VOLT_FROM_REG(data->volt[0], 14200));
-}
-
-static ssize_t show_volt_5(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct fscpos_data *data = fscpos_update_device(dev);
-	return sprintf(buf, "%u\n", VOLT_FROM_REG(data->volt[1], 6600));
-}
-
-static ssize_t show_volt_batt(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct fscpos_data *data = fscpos_update_device(dev);
-	return sprintf(buf, "%u\n", VOLT_FROM_REG(data->volt[2], 3300));
-}
-
-/* Watchdog */
-static ssize_t show_wdog_control(struct fscpos_data *data, char *buf)
-{
-	/* bits 0..3 reserved, bit 6 write only => mask with 0xb0 */
-	return sprintf(buf, "%u\n", data->wdog_control & 0xb0);
-}
-
-static ssize_t set_wdog_control(struct i2c_client *client, struct fscpos_data
-				*data, const char *buf,	size_t count, int reg)
-{
-	/* bits 0..3 reserved => mask with 0xf0 */
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0xf0;
-
-	mutex_lock(&data->update_lock);
-	data->wdog_control &= ~0xf0;
-	data->wdog_control |= v;
-	fscpos_write_value(client, reg, data->wdog_control);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_wdog_state(struct fscpos_data *data, char *buf)
-{
-	/* bits 0, 2..7 reserved => mask with 0x02 */
-	return sprintf(buf, "%u\n", data->wdog_state & 0x02);
-}
-
-static ssize_t set_wdog_state(struct i2c_client *client, struct fscpos_data
-				*data, const char *buf, size_t count, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0x02;
-
-	/* Valid values: 2 (clear) */
-	if (v != 2) {
-		dev_err(&client->dev, "wdog_state value %ld not supported. "
-					"Must be 2 to clear the state!\n", v);
-		return -EINVAL;
-	}
-
-	mutex_lock(&data->update_lock);
-	data->wdog_state &= ~v;
-	fscpos_write_value(client, reg, v);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-static ssize_t show_wdog_preset(struct fscpos_data *data, char *buf)
-{
-	return sprintf(buf, "%u\n", data->wdog_preset);
-}
-
-static ssize_t set_wdog_preset(struct i2c_client *client, struct fscpos_data
-				*data, const char *buf,	size_t count, int reg)
-{
-	unsigned long v = simple_strtoul(buf, NULL, 10) & 0xff;
-
-	mutex_lock(&data->update_lock);
-	data->wdog_preset = v;
-	fscpos_write_value(client, reg, data->wdog_preset);
-	mutex_unlock(&data->update_lock);
-	return count;
-}
-
-/* Event */
-static ssize_t show_event(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	/* bits 5..7 reserved => mask with 0x1f */
-	struct fscpos_data *data = fscpos_update_device(dev);
-	return sprintf(buf, "%u\n", data->global_event & 0x9b);
-}
-
-/*
- * Sysfs stuff
- */
-#define create_getter(kind, sub) \
-	static ssize_t sysfs_show_##kind##sub(struct device *dev, struct device_attribute *attr, char *buf) \
-	{ \
-		struct fscpos_data *data = fscpos_update_device(dev); \
-		return show_##kind##sub(data, buf); \
-	}
-
-#define create_getter_n(kind, offset, sub) \
-	static ssize_t sysfs_show_##kind##offset##sub(struct device *dev, struct device_attribute *attr, char\
-								 	*buf) \
-	{ \
-		struct fscpos_data *data = fscpos_update_device(dev); \
-		return show_##kind##sub(data, buf, offset); \
-	}
-
-#define create_setter(kind, sub, reg) \
-	static ssize_t sysfs_set_##kind##sub (struct device *dev, struct device_attribute *attr, const char \
-							*buf, size_t count) \
-	{ \
-		struct i2c_client *client = to_i2c_client(dev); \
-		struct fscpos_data *data = i2c_get_clientdata(client); \
-		return set_##kind##sub(client, data, buf, count, reg); \
-	}
-
-#define create_setter_n(kind, offset, sub, reg) \
-	static ssize_t sysfs_set_##kind##offset##sub (struct device *dev, struct device_attribute *attr, \
-					const char *buf, size_t count) \
-	{ \
-		struct i2c_client *client = to_i2c_client(dev); \
-		struct fscpos_data *data = i2c_get_clientdata(client); \
-		return set_##kind##sub(client, data, buf, count, offset, reg);\
-	}
-
-#define create_sysfs_device_ro(kind, sub, offset) \
-	static DEVICE_ATTR(kind##offset##sub, S_IRUGO, \
-					sysfs_show_##kind##offset##sub, NULL);
-
-#define create_sysfs_device_rw(kind, sub, offset) \
-	static DEVICE_ATTR(kind##offset##sub, S_IRUGO | S_IWUSR, \
-		sysfs_show_##kind##offset##sub, sysfs_set_##kind##offset##sub);
-
-#define sysfs_ro_n(kind, sub, offset) \
-	create_getter_n(kind, offset, sub); \
-	create_sysfs_device_ro(kind, sub, offset);
-
-#define sysfs_rw_n(kind, sub, offset, reg) \
-	create_getter_n(kind, offset, sub); \
-	create_setter_n(kind, offset, sub, reg); \
-	create_sysfs_device_rw(kind, sub, offset);
-
-#define sysfs_rw(kind, sub, reg) \
-	create_getter(kind, sub); \
-	create_setter(kind, sub, reg); \
-	create_sysfs_device_rw(kind, sub,);
-
-#define sysfs_fan_with_min(offset, reg_status, reg_ripple, reg_min) \
-	sysfs_fan(offset, reg_status, reg_ripple); \
-	sysfs_rw_n(pwm,, offset, reg_min);
-
-#define sysfs_fan(offset, reg_status, reg_ripple) \
-	sysfs_ro_n(fan, _input, offset); \
-	sysfs_ro_n(fan, _status, offset); \
-	sysfs_rw_n(fan, _ripple, offset, reg_ripple);
-
-#define sysfs_temp(offset, reg_status) \
-	sysfs_ro_n(temp, _input, offset); \
-	sysfs_ro_n(temp, _status, offset); \
-	sysfs_rw_n(temp, _reset, offset, reg_status);
-
-#define sysfs_watchdog(reg_wdog_preset, reg_wdog_state, reg_wdog_control) \
-	sysfs_rw(wdog, _control, reg_wdog_control); \
-	sysfs_rw(wdog, _preset, reg_wdog_preset); \
-	sysfs_rw(wdog, _state, reg_wdog_state);
-
-sysfs_fan_with_min(1, FSCPOS_REG_FAN_STATE[0], FSCPOS_REG_FAN_RIPPLE[0],
-							FSCPOS_REG_PWM[0]);
-sysfs_fan_with_min(2, FSCPOS_REG_FAN_STATE[1], FSCPOS_REG_FAN_RIPPLE[1],
-							FSCPOS_REG_PWM[1]);
-sysfs_fan(3, FSCPOS_REG_FAN_STATE[2], FSCPOS_REG_FAN_RIPPLE[2]);
-
-sysfs_temp(1, FSCPOS_REG_TEMP_STATE[0]);
-sysfs_temp(2, FSCPOS_REG_TEMP_STATE[1]);
-sysfs_temp(3, FSCPOS_REG_TEMP_STATE[2]);
-
-sysfs_watchdog(FSCPOS_REG_WDOG_PRESET, FSCPOS_REG_WDOG_STATE,
-						FSCPOS_REG_WDOG_CONTROL);
-
-static DEVICE_ATTR(event, S_IRUGO, show_event, NULL);
-static DEVICE_ATTR(in0_input, S_IRUGO, show_volt_12, NULL);
-static DEVICE_ATTR(in1_input, S_IRUGO, show_volt_5, NULL);
-static DEVICE_ATTR(in2_input, S_IRUGO, show_volt_batt, NULL);
-
-static struct attribute *fscpos_attributes[] = {
-	&dev_attr_event.attr,
-	&dev_attr_in0_input.attr,
-	&dev_attr_in1_input.attr,
-	&dev_attr_in2_input.attr,
-
-	&dev_attr_wdog_control.attr,
-	&dev_attr_wdog_preset.attr,
-	&dev_attr_wdog_state.attr,
-
-	&dev_attr_temp1_input.attr,
-	&dev_attr_temp1_status.attr,
-	&dev_attr_temp1_reset.attr,
-	&dev_attr_temp2_input.attr,
-	&dev_attr_temp2_status.attr,
-	&dev_attr_temp2_reset.attr,
-	&dev_attr_temp3_input.attr,
-	&dev_attr_temp3_status.attr,
-	&dev_attr_temp3_reset.attr,
-
-	&dev_attr_fan1_input.attr,
-	&dev_attr_fan1_status.attr,
-	&dev_attr_fan1_ripple.attr,
-	&dev_attr_pwm1.attr,
-	&dev_attr_fan2_input.attr,
-	&dev_attr_fan2_status.attr,
-	&dev_attr_fan2_ripple.attr,
-	&dev_attr_pwm2.attr,
-	&dev_attr_fan3_input.attr,
-	&dev_attr_fan3_status.attr,
-	&dev_attr_fan3_ripple.attr,
-	NULL
-};
-
-static const struct attribute_group fscpos_group = {
-	.attrs = fscpos_attributes,
-};
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int fscpos_detect(struct i2c_client *new_client, int kind,
-			 struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = new_client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -ENODEV;
-
-	/* Do the remaining detection unless force or force_fscpos parameter */
-	if (kind < 0) {
-		if ((fscpos_read_value(new_client, FSCPOS_REG_IDENT_0)
-			!= 0x50) /* 'P' */
-		|| (fscpos_read_value(new_client, FSCPOS_REG_IDENT_1)
-			!= 0x45) /* 'E' */
-		|| (fscpos_read_value(new_client, FSCPOS_REG_IDENT_2)
-			!= 0x47))/* 'G' */
-			return -ENODEV;
-	}
-
-	strlcpy(info->type, "fscpos", I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int fscpos_probe(struct i2c_client *new_client,
-			const struct i2c_device_id *id)
-{
-	struct fscpos_data *data;
-	int err;
-
-	data = kzalloc(sizeof(struct fscpos_data), GFP_KERNEL);
-	if (!data) {
-		err = -ENOMEM;
-		goto exit;
-	}
-
-	i2c_set_clientdata(new_client, data);
-	data->valid = 0;
-	mutex_init(&data->update_lock);
-
-	/* Inizialize the fscpos chip */
-	fscpos_init_client(new_client);
-
-	/* Announce that the chip was found */
-	dev_info(&new_client->dev, "Found fscpos chip, rev %u\n", data->revision);
-
-	/* Register sysfs hooks */
-	if ((err = sysfs_create_group(&new_client->dev.kobj, &fscpos_group)))
-		goto exit_free;
-
-	data->hwmon_dev = hwmon_device_register(&new_client->dev);
-	if (IS_ERR(data->hwmon_dev)) {
-		err = PTR_ERR(data->hwmon_dev);
-		goto exit_remove_files;
-	}
-
-	return 0;
-
-exit_remove_files:
-	sysfs_remove_group(&new_client->dev.kobj, &fscpos_group);
-exit_free:
-	kfree(data);
-exit:
-	return err;
-}
-
-static int fscpos_remove(struct i2c_client *client)
-{
-	struct fscpos_data *data = i2c_get_clientdata(client);
-
-	hwmon_device_unregister(data->hwmon_dev);
-	sysfs_remove_group(&client->dev.kobj, &fscpos_group);
-
-	kfree(data);
-	return 0;
-}
-
-static int fscpos_read_value(struct i2c_client *client, u8 reg)
-{
-	dev_dbg(&client->dev, "Read reg 0x%02x\n", reg);
-	return i2c_smbus_read_byte_data(client, reg);
-}
-
-static int fscpos_write_value(struct i2c_client *client, u8 reg, u8 value)
-{
-	dev_dbg(&client->dev, "Write reg 0x%02x, val 0x%02x\n", reg, value);
-	return i2c_smbus_write_byte_data(client, reg, value);
-}
-
-/* Called when we have found a new FSCPOS chip */
-static void fscpos_init_client(struct i2c_client *client)
-{
-	struct fscpos_data *data = i2c_get_clientdata(client);
-
-	/* read revision from chip */
-	data->revision = fscpos_read_value(client, FSCPOS_REG_REVISION);
-}
-
-static struct fscpos_data *fscpos_update_device(struct device *dev)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	struct fscpos_data *data = i2c_get_clientdata(client);
-
-	mutex_lock(&data->update_lock);
-
-	if (time_after(jiffies, data->last_updated + 2 * HZ) || !data->valid) {
-		int i;
-
-		dev_dbg(&client->dev, "Starting fscpos update\n");
-
-		for (i = 0; i < 3; i++) {
-			data->temp_act[i] = fscpos_read_value(client,
-						FSCPOS_REG_TEMP_ACT[i]);
-			data->temp_status[i] = fscpos_read_value(client,
-						FSCPOS_REG_TEMP_STATE[i]);
-			data->fan_act[i] = fscpos_read_value(client,
-						FSCPOS_REG_FAN_ACT[i]);
-			data->fan_status[i] = fscpos_read_value(client,
-						FSCPOS_REG_FAN_STATE[i]);
-			data->fan_ripple[i] = fscpos_read_value(client,
-						FSCPOS_REG_FAN_RIPPLE[i]);
-			if (i < 2) {
-				/* fan2_min is not supported by the chip */
-				data->pwm[i] = fscpos_read_value(client,
-							FSCPOS_REG_PWM[i]);
-			}
-			/* reset fan status if speed is back to > 0 */
-			if (data->fan_status[i] != 0 && data->fan_act[i] > 0) {
-				reset_fan_alarm(client, i);
-			}
-		}
-
-		data->volt[0] = fscpos_read_value(client, FSCPOS_REG_VOLT_12);
-		data->volt[1] = fscpos_read_value(client, FSCPOS_REG_VOLT_5);
-		data->volt[2] = fscpos_read_value(client, FSCPOS_REG_VOLT_BATT);
-
-		data->wdog_preset = fscpos_read_value(client,
-							FSCPOS_REG_WDOG_PRESET);
-		data->wdog_state = fscpos_read_value(client,
-							FSCPOS_REG_WDOG_STATE);
-		data->wdog_control = fscpos_read_value(client,
-						FSCPOS_REG_WDOG_CONTROL);
-
-		data->global_event = fscpos_read_value(client,
-						FSCPOS_REG_EVENT_STATE);
-
-		data->last_updated = jiffies;
-		data->valid = 1;
-	}
-	mutex_unlock(&data->update_lock);
-	return data;
-}
-
-static int __init sm_fscpos_init(void)
-{
-	return i2c_add_driver(&fscpos_driver);
-}
-
-static void __exit sm_fscpos_exit(void)
-{
-	i2c_del_driver(&fscpos_driver);
-}
-
-MODULE_AUTHOR("Stefan Ott <stefan@desire.ch> based on work from Hermann Jung "
-				"<hej@odn.de>, Frodo Looijaard <frodol@dds.nl>"
-				" and Philip Edelbrock <phil@netroedge.com>");
-MODULE_DESCRIPTION("fujitsu siemens poseidon chip driver");
-MODULE_LICENSE("GPL");
-
-module_init(sm_fscpos_init);
-module_exit(sm_fscpos_exit);
diff --git a/drivers/hwmon/hp_accel.c b/drivers/hwmon/hp_accel.c
index 6679854c85b0..be475e844c2a 100644
--- a/drivers/hwmon/hp_accel.c
+++ b/drivers/hwmon/hp_accel.c
@@ -197,11 +197,13 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
 	AXIS_DMI_MATCH("HP2133", "HP 2133", xy_rotated_left),
 	AXIS_DMI_MATCH("HP2140", "HP 2140", xy_swap_inverted),
 	AXIS_DMI_MATCH("NC653x", "HP Compaq 653", xy_rotated_left_usd),
-	AXIS_DMI_MATCH("NC673x", "HP Compaq 673", xy_rotated_left_usd),
+	AXIS_DMI_MATCH("NC6730b", "HP Compaq 6730b", xy_rotated_left_usd),
+	AXIS_DMI_MATCH("NC6730s", "HP Compaq 6730s", xy_swap),
 	AXIS_DMI_MATCH("NC651xx", "HP Compaq 651", xy_rotated_right),
 	AXIS_DMI_MATCH("NC6710x", "HP Compaq 6710", xy_swap_yz_inverted),
 	AXIS_DMI_MATCH("NC6715x", "HP Compaq 6715", y_inverted),
 	AXIS_DMI_MATCH("NC693xx", "HP EliteBook 693", xy_rotated_right),
+	AXIS_DMI_MATCH("NC693xx", "HP EliteBook 853", xy_swap),
 	/* Intel-based HP Pavilion dv5 */
 	AXIS_DMI_MATCH2("HPDV5_I",
 			PRODUCT_NAME, "HP Pavilion dv5",
@@ -214,6 +216,7 @@ static struct dmi_system_id lis3lv02d_dmi_ids[] = {
 			y_inverted),
 	AXIS_DMI_MATCH("DV7", "HP Pavilion dv7", x_inverted),
 	AXIS_DMI_MATCH("HP8710", "HP Compaq 8710", y_inverted),
+	AXIS_DMI_MATCH("HDX18", "HP HDX 18", x_inverted),
 	{ NULL, }
 /* Laptop models without axis info (yet):
  * "NC6910" "HP Compaq 6910"
diff --git a/drivers/hwmon/it87.c b/drivers/hwmon/it87.c
index ffeb2a10e1a7..a3749cb0f181 100644
--- a/drivers/hwmon/it87.c
+++ b/drivers/hwmon/it87.c
@@ -1028,12 +1028,11 @@ static int __init it87_find(unsigned short *address,
 		chip_type, *address, sio_data->revision);
 
 	/* Read GPIO config and VID value from LDN 7 (GPIO) */
-	if (chip_type != IT8705F_DEVID) {
+	if (sio_data->type != it87) {
 		int reg;
 
 		superio_select(GPIO);
-		if ((chip_type == it8718) ||
-		    (chip_type == it8720))
+		if (sio_data->type == it8718 || sio_data->type == it8720)
 			sio_data->vid_value = superio_inb(IT87_SIO_VID_REG);
 
 		reg = superio_inb(IT87_SIO_PINX2_REG);
diff --git a/drivers/hwmon/lis3lv02d.c b/drivers/hwmon/lis3lv02d.c
index 271338bdb6be..cf5afb9a10ab 100644
--- a/drivers/hwmon/lis3lv02d.c
+++ b/drivers/hwmon/lis3lv02d.c
@@ -454,6 +454,15 @@ int lis3lv02d_init_device(struct lis3lv02d *dev)
 					(p->click_thresh_y << 4));
 		}
 
+		if (p->wakeup_flags && (dev->whoami == LIS_SINGLE_ID)) {
+			dev->write(dev, FF_WU_CFG_1, p->wakeup_flags);
+			dev->write(dev, FF_WU_THS_1, p->wakeup_thresh & 0x7f);
+			/* default to 2.5ms for now */
+			dev->write(dev, FF_WU_DURATION_1, 1);
+			/* enable high pass filter for both free-fall units */
+			dev->write(dev, CTRL_REG2, HP_FF_WU1 | HP_FF_WU2);
+		}
+
 		if (p->irq_cfg)
 			dev->write(dev, CTRL_REG3, p->irq_cfg);
 	}
diff --git a/drivers/hwmon/lis3lv02d.h b/drivers/hwmon/lis3lv02d.h
index e320e2f511f1..3e1ff46f72d3 100644
--- a/drivers/hwmon/lis3lv02d.h
+++ b/drivers/hwmon/lis3lv02d.h
@@ -58,15 +58,17 @@ enum lis3_reg {
 	OUTZ_L		= 0x2C,
 	OUTZ_H		= 0x2D,
 	OUTZ		= 0x2D,
-	FF_WU_CFG	= 0x30,
-	FF_WU_SRC	= 0x31,
-	FF_WU_ACK	= 0x32,
-	FF_WU_THS_L	= 0x34,
-	FF_WU_THS_H	= 0x35,
-	FF_WU_DURATION	= 0x36,
 };
 
 enum lis302d_reg {
+	FF_WU_CFG_1	= 0x30,
+	FF_WU_SRC_1	= 0x31,
+	FF_WU_THS_1	= 0x32,
+	FF_WU_DURATION_1 = 0x33,
+	FF_WU_CFG_2	= 0x34,
+	FF_WU_SRC_2	= 0x35,
+	FF_WU_THS_2	= 0x36,
+	FF_WU_DURATION_2 = 0x37,
 	CLICK_CFG	= 0x38,
 	CLICK_SRC	= 0x39,
 	CLICK_THSY_X	= 0x3B,
@@ -77,6 +79,12 @@ enum lis302d_reg {
 };
 
 enum lis3lv02d_reg {
+	FF_WU_CFG	= 0x30,
+	FF_WU_SRC	= 0x31,
+	FF_WU_ACK	= 0x32,
+	FF_WU_THS_L	= 0x34,
+	FF_WU_THS_H	= 0x35,
+	FF_WU_DURATION	= 0x36,
 	DD_CFG		= 0x38,
 	DD_SRC		= 0x39,
 	DD_ACK		= 0x3A,
@@ -107,6 +115,10 @@ enum lis3lv02d_ctrl2 {
 	CTRL2_FS	= 0x80, /* Full Scale selection */
 };
 
+enum lis302d_ctrl2 {
+	HP_FF_WU2	= 0x08,
+	HP_FF_WU1	= 0x04,
+};
 
 enum lis3lv02d_ctrl3 {
 	CTRL3_CFS0	= 0x01,
diff --git a/drivers/hwmon/lis3lv02d_spi.c b/drivers/hwmon/lis3lv02d_spi.c
index 3827ff04485f..82b16808a274 100644
--- a/drivers/hwmon/lis3lv02d_spi.c
+++ b/drivers/hwmon/lis3lv02d_spi.c
@@ -66,17 +66,16 @@ static int __devinit lis302dl_spi_probe(struct spi_device *spi)
 	if (ret < 0)
 		return ret;
 
-	lis3_dev.bus_priv = spi;
-	lis3_dev.init = lis3_spi_init;
-	lis3_dev.read = lis3_spi_read;
-	lis3_dev.write = lis3_spi_write;
-	lis3_dev.irq = spi->irq;
-	lis3_dev.ac = lis3lv02d_axis_normal;
-	lis3_dev.pdata = spi->dev.platform_data;
+	lis3_dev.bus_priv	= spi;
+	lis3_dev.init		= lis3_spi_init;
+	lis3_dev.read		= lis3_spi_read;
+	lis3_dev.write		= lis3_spi_write;
+	lis3_dev.irq		= spi->irq;
+	lis3_dev.ac		= lis3lv02d_axis_normal;
+	lis3_dev.pdata		= spi->dev.platform_data;
 	spi_set_drvdata(spi, &lis3_dev);
 
-	ret = lis3lv02d_init_device(&lis3_dev);
-	return ret;
+	return lis3lv02d_init_device(&lis3_dev);
 }
 
 static int __devexit lis302dl_spi_remove(struct spi_device *spi)
@@ -84,9 +83,36 @@ static int __devexit lis302dl_spi_remove(struct spi_device *spi)
 	struct lis3lv02d *lis3 = spi_get_drvdata(spi);
 	lis3lv02d_joystick_disable();
 	lis3lv02d_poweroff(lis3);
+
+	return lis3lv02d_remove_fs(&lis3_dev);
+}
+
+#ifdef CONFIG_PM
+static int lis3lv02d_spi_suspend(struct spi_device *spi, pm_message_t mesg)
+{
+	struct lis3lv02d *lis3 = spi_get_drvdata(spi);
+
+	if (!lis3->pdata->wakeup_flags)
+		lis3lv02d_poweroff(&lis3_dev);
+
+	return 0;
+}
+
+static int lis3lv02d_spi_resume(struct spi_device *spi)
+{
+	struct lis3lv02d *lis3 = spi_get_drvdata(spi);
+
+	if (!lis3->pdata->wakeup_flags)
+		lis3lv02d_poweron(lis3);
+
 	return 0;
 }
 
+#else
+#define lis3lv02d_spi_suspend	NULL
+#define lis3lv02d_spi_resume	NULL
+#endif
+
 static struct spi_driver lis302dl_spi_driver = {
 	.driver	 = {
 		.name   = DRV_NAME,
@@ -94,6 +120,8 @@ static struct spi_driver lis302dl_spi_driver = {
 	},
 	.probe	= lis302dl_spi_probe,
 	.remove	= __devexit_p(lis302dl_spi_remove),
+	.suspend = lis3lv02d_spi_suspend,
+	.resume  = lis3lv02d_spi_resume,
 };
 
 static int __init lis302dl_init(void)
@@ -112,4 +140,4 @@ module_exit(lis302dl_exit);
 MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
 MODULE_DESCRIPTION("lis3lv02d SPI glue layer");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("spi:" DRV_NAME);
diff --git a/drivers/hwmon/lm70.c b/drivers/hwmon/lm70.c
index ae6204f33214..ab8a5d3c7690 100644
--- a/drivers/hwmon/lm70.c
+++ b/drivers/hwmon/lm70.c
@@ -32,6 +32,7 @@
 #include <linux/sysfs.h>
 #include <linux/hwmon.h>
 #include <linux/mutex.h>
+#include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
 
 
@@ -130,11 +131,20 @@ static DEVICE_ATTR(name, S_IRUGO, lm70_show_name, NULL);
 
 /*----------------------------------------------------------------------*/
 
-static int __devinit common_probe(struct spi_device *spi, int chip)
+static int __devinit lm70_probe(struct spi_device *spi)
 {
+	int chip = spi_get_device_id(spi)->driver_data;
 	struct lm70 *p_lm70;
 	int status;
 
+	/* signaling is SPI_MODE_0 for both LM70 and TMP121 */
+	if (spi->mode & (SPI_CPOL | SPI_CPHA))
+		return -EINVAL;
+
+	/* 3-wire link (shared SI/SO) for LM70 */
+	if (chip == LM70_CHIP_LM70 && !(spi->mode & SPI_3WIRE))
+		return -EINVAL;
+
 	/* NOTE:  we assume 8-bit words, and convert to 16 bits manually */
 
 	p_lm70 = kzalloc(sizeof *p_lm70, GFP_KERNEL);
@@ -170,24 +180,6 @@ out_dev_reg_failed:
 	return status;
 }
 
-static int __devinit lm70_probe(struct spi_device *spi)
-{
-	/* signaling is SPI_MODE_0 on a 3-wire link (shared SI/SO) */
-	if ((spi->mode & (SPI_CPOL | SPI_CPHA)) || !(spi->mode & SPI_3WIRE))
-		return -EINVAL;
-
-	return common_probe(spi, LM70_CHIP_LM70);
-}
-
-static int __devinit tmp121_probe(struct spi_device *spi)
-{
-	/* signaling is SPI_MODE_0 with only MISO connected */
-	if (spi->mode & (SPI_CPOL | SPI_CPHA))
-		return -EINVAL;
-
-	return common_probe(spi, LM70_CHIP_TMP121);
-}
-
 static int __devexit lm70_remove(struct spi_device *spi)
 {
 	struct lm70 *p_lm70 = dev_get_drvdata(&spi->dev);
@@ -201,41 +193,32 @@ static int __devexit lm70_remove(struct spi_device *spi)
 	return 0;
 }
 
-static struct spi_driver tmp121_driver = {
-	.driver = {
-		.name	= "tmp121",
-		.owner	= THIS_MODULE,
-	},
-	.probe	= tmp121_probe,
-	.remove	= __devexit_p(lm70_remove),
+
+static const struct spi_device_id lm70_ids[] = {
+	{ "lm70",   LM70_CHIP_LM70 },
+	{ "tmp121", LM70_CHIP_TMP121 },
+	{ },
 };
+MODULE_DEVICE_TABLE(spi, lm70_ids);
 
 static struct spi_driver lm70_driver = {
 	.driver = {
 		.name	= "lm70",
 		.owner	= THIS_MODULE,
 	},
+	.id_table = lm70_ids,
 	.probe	= lm70_probe,
 	.remove	= __devexit_p(lm70_remove),
 };
 
 static int __init init_lm70(void)
 {
-	int ret = spi_register_driver(&lm70_driver);
-	if (ret)
-		return ret;
-
-	ret = spi_register_driver(&tmp121_driver);
-	if (ret)
-		spi_unregister_driver(&lm70_driver);
-
-	return ret;
+	return spi_register_driver(&lm70_driver);
 }
 
 static void __exit cleanup_lm70(void)
 {
 	spi_unregister_driver(&lm70_driver);
-	spi_unregister_driver(&tmp121_driver);
 }
 
 module_init(init_lm70);
diff --git a/drivers/hwmon/ltc4215.c b/drivers/hwmon/ltc4215.c
index 9386e2a39211..00d975eb5b83 100644
--- a/drivers/hwmon/ltc4215.c
+++ b/drivers/hwmon/ltc4215.c
@@ -20,11 +20,6 @@
 #include <linux/hwmon.h>
 #include <linux/hwmon-sysfs.h>
 
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(ltc4215);
-
 /* Here are names of the chip's registers (a.k.a. commands) */
 enum ltc4215_cmd {
 	LTC4215_CONTROL			= 0x00, /* rw */
@@ -246,9 +241,13 @@ static const struct attribute_group ltc4215_group = {
 static int ltc4215_probe(struct i2c_client *client,
 			 const struct i2c_device_id *id)
 {
+	struct i2c_adapter *adapter = client->adapter;
 	struct ltc4215_data *data;
 	int ret;
 
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+		return -ENODEV;
+
 	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data) {
 		ret = -ENOMEM;
@@ -259,7 +258,7 @@ static int ltc4215_probe(struct i2c_client *client,
 	mutex_init(&data->update_lock);
 
 	/* Initialize the LTC4215 chip */
-	/* TODO */
+	i2c_smbus_write_byte_data(client, LTC4215_FAULT, 0x00);
 
 	/* Register sysfs hooks */
 	ret = sysfs_create_group(&client->dev.kobj, &ltc4215_group);
@@ -294,56 +293,20 @@ static int ltc4215_remove(struct i2c_client *client)
 	return 0;
 }
 
-static int ltc4215_detect(struct i2c_client *client,
-			  int kind,
-			  struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -ENODEV;
-
-	if (kind < 0) {		/* probed detection - check the chip type */
-		s32 v;		/* 8 bits from the chip, or -ERRNO */
-
-		/*
-		 * Register 0x01 bit b7 is reserved, expect 0
-		 * Register 0x03 bit b6 and b7 are reserved, expect 0
-		 */
-		v = i2c_smbus_read_byte_data(client, LTC4215_ALERT);
-		if (v < 0 || (v & (1 << 7)) != 0)
-			return -ENODEV;
-
-		v = i2c_smbus_read_byte_data(client, LTC4215_FAULT);
-		if (v < 0 || (v & ((1 << 6) | (1 << 7))) != 0)
-				return -ENODEV;
-	}
-
-	strlcpy(info->type, "ltc4215", I2C_NAME_SIZE);
-	dev_info(&adapter->dev, "ltc4215 %s at address 0x%02x\n",
-			kind < 0 ? "probed" : "forced",
-			client->addr);
-
-	return 0;
-}
-
 static const struct i2c_device_id ltc4215_id[] = {
-	{ "ltc4215", ltc4215 },
+	{ "ltc4215", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ltc4215_id);
 
 /* This is the driver that will be inserted */
 static struct i2c_driver ltc4215_driver = {
-	.class		= I2C_CLASS_HWMON,
 	.driver = {
 		.name	= "ltc4215",
 	},
 	.probe		= ltc4215_probe,
 	.remove		= ltc4215_remove,
 	.id_table	= ltc4215_id,
-	.detect		= ltc4215_detect,
-	.address_data	= &addr_data,
 };
 
 static int __init ltc4215_init(void)
diff --git a/drivers/hwmon/ltc4245.c b/drivers/hwmon/ltc4245.c
index 034b2c515848..65c232a9d0c5 100644
--- a/drivers/hwmon/ltc4245.c
+++ b/drivers/hwmon/ltc4245.c
@@ -22,15 +22,6 @@
 #include <linux/hwmon.h>
 #include <linux/hwmon-sysfs.h>
 
-/* Valid addresses are 0x20 - 0x3f
- *
- * For now, we do not probe, since some of these addresses
- * are known to be unfriendly to probing */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(ltc4245);
-
 /* Here are names of the chip's registers (a.k.a. commands) */
 enum ltc4245_cmd {
 	LTC4245_STATUS			= 0x00, /* readonly */
@@ -369,9 +360,13 @@ static const struct attribute_group ltc4245_group = {
 static int ltc4245_probe(struct i2c_client *client,
 			 const struct i2c_device_id *id)
 {
+	struct i2c_adapter *adapter = client->adapter;
 	struct ltc4245_data *data;
 	int ret;
 
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+		return -ENODEV;
+
 	data = kzalloc(sizeof(*data), GFP_KERNEL);
 	if (!data) {
 		ret = -ENOMEM;
@@ -382,7 +377,8 @@ static int ltc4245_probe(struct i2c_client *client,
 	mutex_init(&data->update_lock);
 
 	/* Initialize the LTC4245 chip */
-	/* TODO */
+	i2c_smbus_write_byte_data(client, LTC4245_FAULT1, 0x00);
+	i2c_smbus_write_byte_data(client, LTC4245_FAULT2, 0x00);
 
 	/* Register sysfs hooks */
 	ret = sysfs_create_group(&client->dev.kobj, &ltc4245_group);
@@ -417,136 +413,20 @@ static int ltc4245_remove(struct i2c_client *client)
 	return 0;
 }
 
-/* Check that some bits in a control register appear at all possible
- * locations without changing value
- *
- * @client: the i2c client to use
- * @reg: the register to read
- * @bits: the bits to check (0xff checks all bits,
- *                           0x03 checks only the last two bits)
- *
- * return -ERRNO if the register read failed
- * return -ENODEV if the register value doesn't stay constant at all
- * possible addresses
- *
- * return 0 for success
- */
-static int ltc4245_check_control_reg(struct i2c_client *client, u8 reg, u8 bits)
-{
-	int i;
-	s32 v, voff1, voff2;
-
-	/* Read register and check for error */
-	v = i2c_smbus_read_byte_data(client, reg);
-	if (v < 0)
-		return v;
-
-	v &= bits;
-
-	for (i = 0x00; i < 0xff; i += 0x20) {
-
-		voff1 = i2c_smbus_read_byte_data(client, reg + i);
-		if (voff1 < 0)
-			return voff1;
-
-		voff2 = i2c_smbus_read_byte_data(client, reg + i + 0x08);
-		if (voff2 < 0)
-			return voff2;
-
-		voff1 &= bits;
-		voff2 &= bits;
-
-		if (v != voff1 || v != voff2)
-			return -ENODEV;
-	}
-
-	return 0;
-}
-
-static int ltc4245_detect(struct i2c_client *client,
-			  int kind,
-			  struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -ENODEV;
-
-	if (kind < 0) {		/* probed detection - check the chip type */
-		s32 v;		/* 8 bits from the chip, or -ERRNO */
-
-		/* Chip registers 0x00-0x07 are control registers
-		 * Chip registers 0x10-0x1f are data registers
-		 *
-		 * Address bits b7-b5 are ignored. This makes the chip "repeat"
-		 * in steps of 0x20. Any control registers should appear with
-		 * the same values across all duplicated addresses.
-		 *
-		 * Register 0x02 bit b2 is reserved, expect 0
-		 * Register 0x07 bits b7 to b4 are reserved, expect 0
-		 *
-		 * Registers 0x01, 0x02 are control registers and should not
-		 * change on their own.
-		 *
-		 * Register 0x06 bits b6 and b7 are control bits, and should
-		 * not change on their own.
-		 *
-		 * Register 0x07 bits b3 to b0 are control bits, and should
-		 * not change on their own.
-		 */
-
-		/* read register 0x02 reserved bit, expect 0 */
-		v = i2c_smbus_read_byte_data(client, LTC4245_CONTROL);
-		if (v < 0 || (v & 0x04) != 0)
-			return -ENODEV;
-
-		/* read register 0x07 reserved bits, expect 0 */
-		v = i2c_smbus_read_byte_data(client, LTC4245_ADCADR);
-		if (v < 0 || (v & 0xf0) != 0)
-			return -ENODEV;
-
-		/* check that the alert register appears at all locations */
-		if (ltc4245_check_control_reg(client, LTC4245_ALERT, 0xff))
-			return -ENODEV;
-
-		/* check that the control register appears at all locations */
-		if (ltc4245_check_control_reg(client, LTC4245_CONTROL, 0xff))
-			return -ENODEV;
-
-		/* check that register 0x06 bits b6 and b7 stay constant */
-		if (ltc4245_check_control_reg(client, LTC4245_GPIO, 0xc0))
-			return -ENODEV;
-
-		/* check that register 0x07 bits b3-b0 stay constant */
-		if (ltc4245_check_control_reg(client, LTC4245_ADCADR, 0x0f))
-			return -ENODEV;
-	}
-
-	strlcpy(info->type, "ltc4245", I2C_NAME_SIZE);
-	dev_info(&adapter->dev, "ltc4245 %s at address 0x%02x\n",
-			kind < 0 ? "probed" : "forced",
-			client->addr);
-
-	return 0;
-}
-
 static const struct i2c_device_id ltc4245_id[] = {
-	{ "ltc4245", ltc4245 },
+	{ "ltc4245", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ltc4245_id);
 
 /* This is the driver that will be inserted */
 static struct i2c_driver ltc4245_driver = {
-	.class		= I2C_CLASS_HWMON,
 	.driver = {
 		.name	= "ltc4245",
 	},
 	.probe		= ltc4245_probe,
 	.remove		= ltc4245_remove,
 	.id_table	= ltc4245_id,
-	.detect		= ltc4245_detect,
-	.address_data	= &addr_data,
 };
 
 static int __init ltc4245_init(void)
diff --git a/drivers/hwmon/max1111.c b/drivers/hwmon/max1111.c
index bfaa665ccf32..9ac497271adf 100644
--- a/drivers/hwmon/max1111.c
+++ b/drivers/hwmon/max1111.c
@@ -242,3 +242,4 @@ module_exit(max1111_exit);
 MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
 MODULE_DESCRIPTION("MAX1111 ADC Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:max1111");
diff --git a/drivers/hwmon/s3c-hwmon.c b/drivers/hwmon/s3c-hwmon.c
index 3a524f2fe493..71835412529f 100644
--- a/drivers/hwmon/s3c-hwmon.c
+++ b/drivers/hwmon/s3c-hwmon.c
@@ -323,14 +323,21 @@ static int __devinit s3c_hwmon_probe(struct platform_device *dev)
 	}
 
 	for (i = 0; i < ARRAY_SIZE(pdata->in); i++) {
-		if (!pdata->in[i])
+		struct s3c24xx_adc_hwmon_incfg *cfg = pdata->in[i];
+
+		if (!cfg)
 			continue;
 
-		if (pdata->in[i]->mult >= 0x10000)
+		if (cfg->mult >= 0x10000)
 			dev_warn(&dev->dev,
 				 "channel %d multiplier too large\n",
 				 i);
 
+		if (cfg->divider == 0) {
+			dev_err(&dev->dev, "channel %d divider zero\n", i);
+			continue;
+		}
+
 		ret = s3c_hwmon_create_attr(&dev->dev, pdata->in[i],
 					    &hwmon->attrs[i], i);
 		if (ret) {
diff --git a/drivers/hwmon/sht15.c b/drivers/hwmon/sht15.c
index 6290a259456e..ebe38b680ee3 100644
--- a/drivers/hwmon/sht15.c
+++ b/drivers/hwmon/sht15.c
@@ -30,6 +30,7 @@
 #include <linux/hwmon-sysfs.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 #include <linux/delay.h>
 #include <linux/jiffies.h>
 #include <linux/err.h>
@@ -562,7 +563,7 @@ static int __devinit sht15_probe(struct platform_device *pdev)
 	ret = sysfs_create_group(&pdev->dev.kobj, &sht15_attr_group);
 	if (ret) {
 		dev_err(&pdev->dev, "sysfs create failed");
-		goto err_free_data;
+		goto err_release_gpio_data;
 	}
 
 	ret = request_irq(gpio_to_irq(data->pdata->gpio_data),
@@ -581,10 +582,12 @@ static int __devinit sht15_probe(struct platform_device *pdev)
 	data->hwmon_dev = hwmon_device_register(data->dev);
 	if (IS_ERR(data->hwmon_dev)) {
 		ret = PTR_ERR(data->hwmon_dev);
-		goto err_release_gpio_data;
+		goto err_release_irq;
 	}
 	return 0;
 
+err_release_irq:
+	free_irq(gpio_to_irq(data->pdata->gpio_data), data);
 err_release_gpio_data:
 	gpio_free(data->pdata->gpio_data);
 err_release_gpio_sck:
@@ -620,7 +623,12 @@ static int __devexit sht15_remove(struct platform_device *pdev)
 }
 
 
-static struct platform_driver sht_drivers[] = {
+/*
+ * sht_drivers simultaneously refers to __devinit and __devexit function
+ * which causes spurious section mismatch warning. So use __refdata to
+ * get rid from this.
+ */
+static struct platform_driver __refdata sht_drivers[] = {
 	{
 		.driver = {
 			.name = "sht10",
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 711ca08ab776..d7ece131b4f4 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -27,6 +27,14 @@ config I2C_BOARDINFO
 	boolean
 	default y
 
+config I2C_COMPAT
+	boolean "Enable compatibility bits for old user-space"
+	default y
+	help
+	  Say Y here if you intend to run lm-sensors 3.1.1 or older, or any
+	  other user-space package which expects i2c adapters to be class
+	  devices. If you don't know, say Y.
+
 config I2C_CHARDEV
 	tristate "I2C device interface"
 	help
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 8206442fbabd..e8fe7f169e25 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -113,7 +113,7 @@ config I2C_ISCH
 	  will be called i2c-isch.
 
 config I2C_PIIX4
-	tristate "Intel PIIX4 and compatible (ATI/Serverworks/Broadcom/SMSC)"
+	tristate "Intel PIIX4 and compatible (ATI/AMD/Serverworks/Broadcom/SMSC)"
 	depends on PCI
 	help
 	  If you say yes to this option, support will be included for the Intel
@@ -128,6 +128,7 @@ config I2C_PIIX4
 	    ATI SB600
 	    ATI SB700
 	    ATI SB800
+	    AMD Hudson-2
 	    Serverworks OSB4
 	    Serverworks CSB5
 	    Serverworks CSB6
@@ -231,6 +232,22 @@ config I2C_VIAPRO
 	  This driver can also be built as a module.  If so, the module
 	  will be called i2c-viapro.
 
+if ACPI
+
+comment "ACPI drivers"
+
+config I2C_SCMI
+	tristate "SMBus Control Method Interface"
+	help
+	  This driver supports the SMBus Control Method Interface. It needs the
+	  BIOS to declare ACPI control methods as described in the SMBus Control
+	  Method Interface specification.
+
+	  To compile this driver as a module, choose M here:
+	  the module will be called i2c-scmi.
+
+endif # ACPI
+
 comment "Mac SMBus host controller drivers"
 	depends on PPC_CHRP || PPC_PMAC
 
@@ -460,8 +477,8 @@ config I2C_PNX
 	  will be called i2c-pnx.
 
 config I2C_PXA
-	tristate "Intel PXA2XX I2C adapter (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && ARCH_PXA
+	tristate "Intel PXA2XX I2C adapter"
+	depends on ARCH_PXA || ARCH_MMP
 	help
 	  If you have devices in the PXA I2C bus, say yes to this option.
 	  This driver can also be built as a module.  If so, the module
diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index e654263bfc01..ff937ac69f5b 100644
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -2,6 +2,9 @@
 # Makefile for the i2c bus drivers.
 #
 
+# ACPI drivers
+obj-$(CONFIG_I2C_SCMI)		+= i2c-scmi.o
+
 # PC SMBus host controller drivers
 obj-$(CONFIG_I2C_ALI1535)	+= i2c-ali1535.o
 obj-$(CONFIG_I2C_ALI1563)	+= i2c-ali1563.o
diff --git a/drivers/i2c/busses/i2c-amd756.c b/drivers/i2c/busses/i2c-amd756.c
index f7d6fe9c49ba..8f0b90ef8c76 100644
--- a/drivers/i2c/busses/i2c-amd756.c
+++ b/drivers/i2c/busses/i2c-amd756.c
@@ -364,7 +364,7 @@ static int __devinit amd756_probe(struct pci_dev *pdev,
 	error = acpi_check_region(amd756_ioport, SMB_IOSIZE,
 				  amd756_driver.name);
 	if (error)
-		return error;
+		return -ENODEV;
 
 	if (!request_region(amd756_ioport, SMB_IOSIZE, amd756_driver.name)) {
 		dev_err(&pdev->dev, "SMB region 0x%x already in use!\n",
diff --git a/drivers/i2c/busses/i2c-amd8111.c b/drivers/i2c/busses/i2c-amd8111.c
index a7c59908c457..5b4ad86ca166 100644
--- a/drivers/i2c/busses/i2c-amd8111.c
+++ b/drivers/i2c/busses/i2c-amd8111.c
@@ -376,8 +376,10 @@ static int __devinit amd8111_probe(struct pci_dev *dev,
 	smbus->size = pci_resource_len(dev, 0);
 
 	error = acpi_check_resource_conflict(&dev->resource[0]);
-	if (error)
+	if (error) {
+		error = -ENODEV;
 		goto out_kfree;
+	}
 
 	if (!request_region(smbus->base, smbus->size, amd8111_driver.name)) {
 		error = -EBUSY;
diff --git a/drivers/i2c/busses/i2c-i801.c b/drivers/i2c/busses/i2c-i801.c
index 9d2c5adf5d4f..55edcfe5b851 100644
--- a/drivers/i2c/busses/i2c-i801.c
+++ b/drivers/i2c/busses/i2c-i801.c
@@ -732,8 +732,10 @@ static int __devinit i801_probe(struct pci_dev *dev, const struct pci_device_id
 	}
 
 	err = acpi_check_resource_conflict(&dev->resource[SMBBAR]);
-	if (err)
+	if (err) {
+		err = -ENODEV;
 		goto exit;
+	}
 
 	err = pci_request_region(dev, SMBBAR, i801_driver.name);
 	if (err) {
diff --git a/drivers/i2c/busses/i2c-imx.c b/drivers/i2c/busses/i2c-imx.c
index 0b486a63460d..e3654d683e15 100644
--- a/drivers/i2c/busses/i2c-imx.c
+++ b/drivers/i2c/busses/i2c-imx.c
@@ -120,19 +120,26 @@ struct imx_i2c_struct {
 	wait_queue_head_t	queue;
 	unsigned long		i2csr;
 	unsigned int 		disable_delay;
+	int			stopped;
+	unsigned int		ifdr; /* IMX_I2C_IFDR */
 };
 
 /** Functions for IMX I2C adapter driver ***************************************
 *******************************************************************************/
 
-static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx)
+static int i2c_imx_bus_busy(struct imx_i2c_struct *i2c_imx, int for_busy)
 {
 	unsigned long orig_jiffies = jiffies;
+	unsigned int temp;
 
 	dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
 
-	/* wait for bus not busy */
-	while (readb(i2c_imx->base + IMX_I2C_I2SR) & I2SR_IBB) {
+	while (1) {
+		temp = readb(i2c_imx->base + IMX_I2C_I2SR);
+		if (for_busy && (temp & I2SR_IBB))
+			break;
+		if (!for_busy && !(temp & I2SR_IBB))
+			break;
 		if (signal_pending(current)) {
 			dev_dbg(&i2c_imx->adapter.dev,
 				"<%s> I2C Interrupted\n", __func__);
@@ -179,41 +186,62 @@ static int i2c_imx_acked(struct imx_i2c_struct *i2c_imx)
 	return 0;
 }
 
-static void i2c_imx_start(struct imx_i2c_struct *i2c_imx)
+static int i2c_imx_start(struct imx_i2c_struct *i2c_imx)
 {
 	unsigned int temp = 0;
+	int result;
 
 	dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
 
+	clk_enable(i2c_imx->clk);
+	writeb(i2c_imx->ifdr, i2c_imx->base + IMX_I2C_IFDR);
 	/* Enable I2C controller */
+	writeb(0, i2c_imx->base + IMX_I2C_I2SR);
 	writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR);
+
+	/* Wait controller to be stable */
+	udelay(50);
+
 	/* Start I2C transaction */
 	temp = readb(i2c_imx->base + IMX_I2C_I2CR);
 	temp |= I2CR_MSTA;
 	writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+	result = i2c_imx_bus_busy(i2c_imx, 1);
+	if (result)
+		return result;
+	i2c_imx->stopped = 0;
+
 	temp |= I2CR_IIEN | I2CR_MTX | I2CR_TXAK;
 	writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+	return result;
 }
 
 static void i2c_imx_stop(struct imx_i2c_struct *i2c_imx)
 {
 	unsigned int temp = 0;
 
-	/* Stop I2C transaction */
-	dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
-	temp = readb(i2c_imx->base + IMX_I2C_I2CR);
-	temp &= ~I2CR_MSTA;
-	writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
-	/* setup chip registers to defaults */
-	writeb(I2CR_IEN, i2c_imx->base + IMX_I2C_I2CR);
-	writeb(0, i2c_imx->base + IMX_I2C_I2SR);
-	/*
-	 * This delay caused by an i.MXL hardware bug.
-	 * If no (or too short) delay, no "STOP" bit will be generated.
-	 */
-	udelay(i2c_imx->disable_delay);
+	if (!i2c_imx->stopped) {
+		/* Stop I2C transaction */
+		dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
+		temp = readb(i2c_imx->base + IMX_I2C_I2CR);
+		temp &= ~(I2CR_MSTA | I2CR_MTX);
+		writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+		i2c_imx->stopped = 1;
+	}
+	if (cpu_is_mx1()) {
+		/*
+		 * This delay caused by an i.MXL hardware bug.
+		 * If no (or too short) delay, no "STOP" bit will be generated.
+		 */
+		udelay(i2c_imx->disable_delay);
+	}
+
+	if (!i2c_imx->stopped)
+		i2c_imx_bus_busy(i2c_imx, 0);
+
 	/* Disable I2C controller */
 	writeb(0, i2c_imx->base + IMX_I2C_I2CR);
+	clk_disable(i2c_imx->clk);
 }
 
 static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
@@ -233,8 +261,8 @@ static void __init i2c_imx_set_clk(struct imx_i2c_struct *i2c_imx,
 	else
 		for (i = 0; i2c_clk_div[i][0] < div; i++);
 
-	/* Write divider value to register */
-	writeb(i2c_clk_div[i][1], i2c_imx->base + IMX_I2C_IFDR);
+	/* Store divider value */
+	i2c_imx->ifdr = i2c_clk_div[i][1];
 
 	/*
 	 * There dummy delay is calculated.
@@ -341,11 +369,15 @@ static int i2c_imx_read(struct imx_i2c_struct *i2c_imx, struct i2c_msg *msgs)
 		if (result)
 			return result;
 		if (i == (msgs->len - 1)) {
+			/* It must generate STOP before read I2DR to prevent
+			   controller from generating another clock cycle */
 			dev_dbg(&i2c_imx->adapter.dev,
 				"<%s> clear MSTA\n", __func__);
 			temp = readb(i2c_imx->base + IMX_I2C_I2CR);
-			temp &= ~I2CR_MSTA;
+			temp &= ~(I2CR_MSTA | I2CR_MTX);
 			writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+			i2c_imx_bus_busy(i2c_imx, 0);
+			i2c_imx->stopped = 1;
 		} else if (i == (msgs->len - 2)) {
 			dev_dbg(&i2c_imx->adapter.dev,
 				"<%s> set TXAK\n", __func__);
@@ -370,14 +402,11 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter,
 
 	dev_dbg(&i2c_imx->adapter.dev, "<%s>\n", __func__);
 
-	/* Check if i2c bus is not busy */
-	result = i2c_imx_bus_busy(i2c_imx);
+	/* Start I2C transfer */
+	result = i2c_imx_start(i2c_imx);
 	if (result)
 		goto fail0;
 
-	/* Start I2C transfer */
-	i2c_imx_start(i2c_imx);
-
 	/* read/write data */
 	for (i = 0; i < num; i++) {
 		if (i) {
@@ -386,6 +415,9 @@ static int i2c_imx_xfer(struct i2c_adapter *adapter,
 			temp = readb(i2c_imx->base + IMX_I2C_I2CR);
 			temp |= I2CR_RSTA;
 			writeb(temp, i2c_imx->base + IMX_I2C_I2CR);
+			result =  i2c_imx_bus_busy(i2c_imx, 1);
+			if (result)
+				goto fail0;
 		}
 		dev_dbg(&i2c_imx->adapter.dev,
 			"<%s> transfer message: %d\n", __func__, i);
@@ -500,7 +532,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
 		dev_err(&pdev->dev, "can't get I2C clock\n");
 		goto fail3;
 	}
-	clk_enable(i2c_imx->clk);
 
 	/* Request IRQ */
 	ret = request_irq(i2c_imx->irq, i2c_imx_isr, 0, pdev->name, i2c_imx);
@@ -549,7 +580,6 @@ static int __init i2c_imx_probe(struct platform_device *pdev)
 fail5:
 	free_irq(i2c_imx->irq, i2c_imx);
 fail4:
-	clk_disable(i2c_imx->clk);
 	clk_put(i2c_imx->clk);
 fail3:
 	release_mem_region(i2c_imx->res->start, resource_size(res));
@@ -586,8 +616,6 @@ static int __exit i2c_imx_remove(struct platform_device *pdev)
 	if (pdata && pdata->exit)
 		pdata->exit(&pdev->dev);
 
-	/* Disable I2C clock */
-	clk_disable(i2c_imx->clk);
 	clk_put(i2c_imx->clk);
 
 	release_mem_region(i2c_imx->res->start, resource_size(i2c_imx->res));
@@ -609,13 +637,12 @@ static int __init i2c_adap_imx_init(void)
 {
 	return platform_driver_probe(&i2c_imx_driver, i2c_imx_probe);
 }
+subsys_initcall(i2c_adap_imx_init);
 
 static void __exit i2c_adap_imx_exit(void)
 {
 	platform_driver_unregister(&i2c_imx_driver);
 }
-
-module_init(i2c_adap_imx_init);
 module_exit(i2c_adap_imx_exit);
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/i2c/busses/i2c-isch.c b/drivers/i2c/busses/i2c-isch.c
index 9f6b8e0f8632..dba6eb053e2f 100644
--- a/drivers/i2c/busses/i2c-isch.c
+++ b/drivers/i2c/busses/i2c-isch.c
@@ -281,7 +281,7 @@ static int __devinit sch_probe(struct pci_dev *dev,
 		return -ENODEV;
 	}
 	if (acpi_check_region(sch_smba, SMBIOSIZE, sch_driver.name))
-		return -EBUSY;
+		return -ENODEV;
 	if (!request_region(sch_smba, SMBIOSIZE, sch_driver.name)) {
 		dev_err(&dev->dev, "SMBus region 0x%x already in use!\n",
 			sch_smba);
diff --git a/drivers/i2c/busses/i2c-mpc.c b/drivers/i2c/busses/i2c-mpc.c
index d325e86e3103..f627001108b8 100644
--- a/drivers/i2c/busses/i2c-mpc.c
+++ b/drivers/i2c/busses/i2c-mpc.c
@@ -365,9 +365,6 @@ static int mpc_write(struct mpc_i2c *i2c, int target,
 	unsigned timeout = i2c->adap.timeout;
 	u32 flags = restart ? CCR_RSTA : 0;
 
-	/* Start with MEN */
-	if (!restart)
-		writeccr(i2c, CCR_MEN);
 	/* Start as master */
 	writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags);
 	/* Write target byte */
@@ -396,9 +393,6 @@ static int mpc_read(struct mpc_i2c *i2c, int target,
 	int i, result;
 	u32 flags = restart ? CCR_RSTA : 0;
 
-	/* Start with MEN */
-	if (!restart)
-		writeccr(i2c, CCR_MEN);
 	/* Switch to read - restart */
 	writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX | flags);
 	/* Write target address byte - this time with the read flag set */
@@ -425,9 +419,9 @@ static int mpc_read(struct mpc_i2c *i2c, int target,
 		/* Generate txack on next to last byte */
 		if (i == length - 2)
 			writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_TXAK);
-		/* Generate stop on last byte */
+		/* Do not generate stop on last byte */
 		if (i == length - 1)
-			writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_TXAK);
+			writeccr(i2c, CCR_MIEN | CCR_MEN | CCR_MSTA | CCR_MTX);
 		data[i] = readb(i2c->base + MPC_I2C_DR);
 	}
 
diff --git a/drivers/i2c/busses/i2c-mv64xxx.c b/drivers/i2c/busses/i2c-mv64xxx.c
index c3869d94ad42..bbab0e166630 100644
--- a/drivers/i2c/busses/i2c-mv64xxx.c
+++ b/drivers/i2c/busses/i2c-mv64xxx.c
@@ -293,13 +293,13 @@ mv64xxx_i2c_do_action(struct mv64xxx_i2c_data *drv_data)
 	}
 }
 
-static int
+static irqreturn_t
 mv64xxx_i2c_intr(int irq, void *dev_id)
 {
 	struct mv64xxx_i2c_data	*drv_data = dev_id;
 	unsigned long	flags;
 	u32		status;
-	int		rc = IRQ_NONE;
+	irqreturn_t	rc = IRQ_NONE;
 
 	spin_lock_irqsave(&drv_data->lock, flags);
 	while (readl(drv_data->reg_base + MV64XXX_I2C_REG_CONTROL) &
diff --git a/drivers/i2c/busses/i2c-piix4.c b/drivers/i2c/busses/i2c-piix4.c
index 0249a7d762b9..1e245e9cad31 100644
--- a/drivers/i2c/busses/i2c-piix4.c
+++ b/drivers/i2c/busses/i2c-piix4.c
@@ -22,6 +22,7 @@
 	Intel PIIX4, 440MX
 	Serverworks OSB4, CSB5, CSB6, HT-1000, HT-1100
 	ATI IXP200, IXP300, IXP400, SB600, SB700, SB800
+	AMD Hudson-2
 	SMSC Victory66
 
    Note: we assume there can only be one device, with one SMBus interface.
@@ -168,7 +169,7 @@ static int __devinit piix4_setup(struct pci_dev *PIIX4_dev,
 	}
 
 	if (acpi_check_region(piix4_smba, SMBIOSIZE, piix4_driver.name))
-		return -EBUSY;
+		return -ENODEV;
 
 	if (!request_region(piix4_smba, SMBIOSIZE, piix4_driver.name)) {
 		dev_err(&PIIX4_dev->dev, "SMBus region 0x%x already in use!\n",
@@ -232,9 +233,9 @@ static int __devinit piix4_setup_sb800(struct pci_dev *PIIX4_dev,
 	unsigned short smba_idx = 0xcd6;
 	u8 smba_en_lo, smba_en_hi, i2ccfg, i2ccfg_offset = 0x10, smb_en = 0x2c;
 
-	/* SB800 SMBus does not support forcing address */
+	/* SB800 and later SMBus does not support forcing address */
 	if (force || force_addr) {
-		dev_err(&PIIX4_dev->dev, "SB800 SMBus does not support "
+		dev_err(&PIIX4_dev->dev, "SMBus does not support "
 			"forcing address!\n");
 		return -EINVAL;
 	}
@@ -259,7 +260,7 @@ static int __devinit piix4_setup_sb800(struct pci_dev *PIIX4_dev,
 
 	piix4_smba = ((smba_en_hi << 8) | smba_en_lo) & 0xffe0;
 	if (acpi_check_region(piix4_smba, SMBIOSIZE, piix4_driver.name))
-		return -EBUSY;
+		return -ENODEV;
 
 	if (!request_region(piix4_smba, SMBIOSIZE, piix4_driver.name)) {
 		dev_err(&PIIX4_dev->dev, "SMBus region 0x%x already in use!\n",
@@ -479,6 +480,7 @@ static struct pci_device_id piix4_ids[] = {
 	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_SBX00_SMBUS) },
+	{ PCI_DEVICE(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SMBUS) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS,
 		     PCI_DEVICE_ID_SERVERWORKS_OSB4) },
 	{ PCI_DEVICE(PCI_VENDOR_ID_SERVERWORKS,
@@ -499,9 +501,10 @@ static int __devinit piix4_probe(struct pci_dev *dev,
 {
 	int retval;
 
-	if ((dev->vendor == PCI_VENDOR_ID_ATI) &&
-	    (dev->device == PCI_DEVICE_ID_ATI_SBX00_SMBUS) &&
-	    (dev->revision >= 0x40))
+	if ((dev->vendor == PCI_VENDOR_ID_ATI &&
+	     dev->device == PCI_DEVICE_ID_ATI_SBX00_SMBUS &&
+	     dev->revision >= 0x40) ||
+	    dev->vendor == PCI_VENDOR_ID_AMD)
 		/* base address location etc changed in SB800 */
 		retval = piix4_setup_sb800(dev, id);
 	else
diff --git a/drivers/i2c/busses/i2c-pnx.c b/drivers/i2c/busses/i2c-pnx.c
index ec15cff556b9..fbab6846ae64 100644
--- a/drivers/i2c/busses/i2c-pnx.c
+++ b/drivers/i2c/busses/i2c-pnx.c
@@ -19,7 +19,9 @@
 #include <linux/completion.h>
 #include <linux/platform_device.h>
 #include <linux/i2c-pnx.h>
+#include <linux/io.h>
 #include <mach/hardware.h>
+#include <mach/i2c.h>
 #include <asm/irq.h>
 #include <asm/uaccess.h>
 
@@ -54,6 +56,9 @@ static inline void i2c_pnx_arm_timer(struct i2c_adapter *adap)
 	struct timer_list *timer = &data->mif.timer;
 	int expires = I2C_PNX_TIMEOUT / (1000 / HZ);
 
+	if (expires <= 1)
+		expires = 2;
+
 	del_timer_sync(timer);
 
 	dev_dbg(&adap->dev, "Timer armed at %lu plus %u jiffies.\n",
@@ -586,7 +591,8 @@ static int __devinit i2c_pnx_probe(struct platform_device *pdev)
 	alg_data->mif.timer.data = (unsigned long)i2c_pnx->adapter;
 
 	/* Register I/O resource */
-	if (!request_region(alg_data->base, I2C_PNX_REGION_SIZE, pdev->name)) {
+	if (!request_mem_region(alg_data->base, I2C_PNX_REGION_SIZE,
+				pdev->name)) {
 		dev_err(&pdev->dev,
 		       "I/O region 0x%08x for I2C already in use.\n",
 		       alg_data->base);
@@ -644,13 +650,13 @@ static int __devinit i2c_pnx_probe(struct platform_device *pdev)
 	return 0;
 
 out_irq:
-	free_irq(alg_data->irq, alg_data);
+	free_irq(alg_data->irq, i2c_pnx->adapter);
 out_clock:
 	i2c_pnx->set_clock_stop(pdev);
 out_unmap:
 	iounmap((void *)alg_data->ioaddr);
 out_release:
-	release_region(alg_data->base, I2C_PNX_REGION_SIZE);
+	release_mem_region(alg_data->base, I2C_PNX_REGION_SIZE);
 out_drvdata:
 	platform_set_drvdata(pdev, NULL);
 out:
@@ -663,11 +669,11 @@ static int __devexit i2c_pnx_remove(struct platform_device *pdev)
 	struct i2c_adapter *adap = i2c_pnx->adapter;
 	struct i2c_pnx_algo_data *alg_data = adap->algo_data;
 
-	free_irq(alg_data->irq, alg_data);
+	free_irq(alg_data->irq, i2c_pnx->adapter);
 	i2c_del_adapter(adap);
 	i2c_pnx->set_clock_stop(pdev);
 	iounmap((void *)alg_data->ioaddr);
-	release_region(alg_data->base, I2C_PNX_REGION_SIZE);
+	release_mem_region(alg_data->base, I2C_PNX_REGION_SIZE);
 	platform_set_drvdata(pdev, NULL);
 
 	return 0;
diff --git a/drivers/i2c/busses/i2c-scmi.c b/drivers/i2c/busses/i2c-scmi.c
new file mode 100644
index 000000000000..b4a55d407bf5
--- /dev/null
+++ b/drivers/i2c/busses/i2c-scmi.c
@@ -0,0 +1,429 @@
+/*
+ * SMBus driver for ACPI SMBus CMI
+ *
+ * Copyright (C) 2009 Crane Cai <crane.cai@amd.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation version 2.
+ */
+
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/kernel.h>
+#include <linux/stddef.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/acpi.h>
+
+#define ACPI_SMBUS_HC_CLASS		"smbus"
+#define ACPI_SMBUS_HC_DEVICE_NAME	"cmi"
+
+ACPI_MODULE_NAME("smbus_cmi");
+
+struct smbus_methods_t {
+	char *mt_info;
+	char *mt_sbr;
+	char *mt_sbw;
+};
+
+struct acpi_smbus_cmi {
+	acpi_handle handle;
+	struct i2c_adapter adapter;
+	u8 cap_info:1;
+	u8 cap_read:1;
+	u8 cap_write:1;
+};
+
+static const struct smbus_methods_t smbus_methods = {
+	.mt_info = "_SBI",
+	.mt_sbr  = "_SBR",
+	.mt_sbw  = "_SBW",
+};
+
+static const struct acpi_device_id acpi_smbus_cmi_ids[] = {
+	{"SMBUS01", 0},
+	{"", 0}
+};
+
+#define ACPI_SMBUS_STATUS_OK			0x00
+#define ACPI_SMBUS_STATUS_FAIL			0x07
+#define ACPI_SMBUS_STATUS_DNAK			0x10
+#define ACPI_SMBUS_STATUS_DERR			0x11
+#define ACPI_SMBUS_STATUS_CMD_DENY		0x12
+#define ACPI_SMBUS_STATUS_UNKNOWN		0x13
+#define ACPI_SMBUS_STATUS_ACC_DENY		0x17
+#define ACPI_SMBUS_STATUS_TIMEOUT		0x18
+#define ACPI_SMBUS_STATUS_NOTSUP		0x19
+#define ACPI_SMBUS_STATUS_BUSY			0x1a
+#define ACPI_SMBUS_STATUS_PEC			0x1f
+
+#define ACPI_SMBUS_PRTCL_WRITE			0x00
+#define ACPI_SMBUS_PRTCL_READ			0x01
+#define ACPI_SMBUS_PRTCL_QUICK			0x02
+#define ACPI_SMBUS_PRTCL_BYTE			0x04
+#define ACPI_SMBUS_PRTCL_BYTE_DATA		0x06
+#define ACPI_SMBUS_PRTCL_WORD_DATA		0x08
+#define ACPI_SMBUS_PRTCL_BLOCK_DATA		0x0a
+
+
+static int
+acpi_smbus_cmi_access(struct i2c_adapter *adap, u16 addr, unsigned short flags,
+		   char read_write, u8 command, int size,
+		   union i2c_smbus_data *data)
+{
+	int result = 0;
+	struct acpi_smbus_cmi *smbus_cmi = adap->algo_data;
+	unsigned char protocol;
+	acpi_status status = 0;
+	struct acpi_object_list input;
+	union acpi_object mt_params[5];
+	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+	union acpi_object *obj;
+	union acpi_object *pkg;
+	char *method;
+	int len = 0;
+
+	dev_dbg(&adap->dev, "access size: %d %s\n", size,
+		(read_write) ? "READ" : "WRITE");
+	switch (size) {
+	case I2C_SMBUS_QUICK:
+		protocol = ACPI_SMBUS_PRTCL_QUICK;
+		command = 0;
+		if (read_write == I2C_SMBUS_WRITE) {
+			mt_params[3].type = ACPI_TYPE_INTEGER;
+			mt_params[3].integer.value = 0;
+			mt_params[4].type = ACPI_TYPE_INTEGER;
+			mt_params[4].integer.value = 0;
+		}
+		break;
+
+	case I2C_SMBUS_BYTE:
+		protocol = ACPI_SMBUS_PRTCL_BYTE;
+		if (read_write == I2C_SMBUS_WRITE) {
+			mt_params[3].type = ACPI_TYPE_INTEGER;
+			mt_params[3].integer.value = 0;
+			mt_params[4].type = ACPI_TYPE_INTEGER;
+			mt_params[4].integer.value = 0;
+		} else {
+			command = 0;
+		}
+		break;
+
+	case I2C_SMBUS_BYTE_DATA:
+		protocol = ACPI_SMBUS_PRTCL_BYTE_DATA;
+		if (read_write == I2C_SMBUS_WRITE) {
+			mt_params[3].type = ACPI_TYPE_INTEGER;
+			mt_params[3].integer.value = 1;
+			mt_params[4].type = ACPI_TYPE_INTEGER;
+			mt_params[4].integer.value = data->byte;
+		}
+		break;
+
+	case I2C_SMBUS_WORD_DATA:
+		protocol = ACPI_SMBUS_PRTCL_WORD_DATA;
+		if (read_write == I2C_SMBUS_WRITE) {
+			mt_params[3].type = ACPI_TYPE_INTEGER;
+			mt_params[3].integer.value = 2;
+			mt_params[4].type = ACPI_TYPE_INTEGER;
+			mt_params[4].integer.value = data->word;
+		}
+		break;
+
+	case I2C_SMBUS_BLOCK_DATA:
+		protocol = ACPI_SMBUS_PRTCL_BLOCK_DATA;
+		if (read_write == I2C_SMBUS_WRITE) {
+			len = data->block[0];
+			if (len == 0 || len > I2C_SMBUS_BLOCK_MAX)
+				return -EINVAL;
+			mt_params[3].type = ACPI_TYPE_INTEGER;
+			mt_params[3].integer.value = len;
+			mt_params[4].type = ACPI_TYPE_BUFFER;
+			mt_params[4].buffer.pointer = data->block + 1;
+		}
+		break;
+
+	default:
+		dev_warn(&adap->dev, "Unsupported transaction %d\n", size);
+		return -EOPNOTSUPP;
+	}
+
+	if (read_write == I2C_SMBUS_READ) {
+		protocol |= ACPI_SMBUS_PRTCL_READ;
+		method = smbus_methods.mt_sbr;
+		input.count = 3;
+	} else {
+		protocol |= ACPI_SMBUS_PRTCL_WRITE;
+		method = smbus_methods.mt_sbw;
+		input.count = 5;
+	}
+
+	input.pointer = mt_params;
+	mt_params[0].type = ACPI_TYPE_INTEGER;
+	mt_params[0].integer.value = protocol;
+	mt_params[1].type = ACPI_TYPE_INTEGER;
+	mt_params[1].integer.value = addr;
+	mt_params[2].type = ACPI_TYPE_INTEGER;
+	mt_params[2].integer.value = command;
+
+	status = acpi_evaluate_object(smbus_cmi->handle, method, &input,
+				      &buffer);
+	if (ACPI_FAILURE(status)) {
+		ACPI_ERROR((AE_INFO, "Evaluating %s: %i", method, status));
+		return -EIO;
+	}
+
+	pkg = buffer.pointer;
+	if (pkg && pkg->type == ACPI_TYPE_PACKAGE)
+		obj = pkg->package.elements;
+	else {
+		ACPI_ERROR((AE_INFO, "Invalid argument type"));
+		result = -EIO;
+		goto out;
+	}
+	if (obj == NULL || obj->type != ACPI_TYPE_INTEGER) {
+		ACPI_ERROR((AE_INFO, "Invalid argument type"));
+		result = -EIO;
+		goto out;
+	}
+
+	result = obj->integer.value;
+	ACPI_DEBUG_PRINT((ACPI_DB_INFO, "%s return status: %i\n",
+			  method, result));
+
+	switch (result) {
+	case ACPI_SMBUS_STATUS_OK:
+		result = 0;
+		break;
+	case ACPI_SMBUS_STATUS_BUSY:
+		result = -EBUSY;
+		goto out;
+	case ACPI_SMBUS_STATUS_TIMEOUT:
+		result = -ETIMEDOUT;
+		goto out;
+	case ACPI_SMBUS_STATUS_DNAK:
+		result = -ENXIO;
+		goto out;
+	default:
+		result = -EIO;
+		goto out;
+	}
+
+	if (read_write == I2C_SMBUS_WRITE || size == I2C_SMBUS_QUICK)
+		goto out;
+
+	obj = pkg->package.elements + 1;
+	if (obj == NULL || obj->type != ACPI_TYPE_INTEGER) {
+		ACPI_ERROR((AE_INFO, "Invalid argument type"));
+		result = -EIO;
+		goto out;
+	}
+
+	len = obj->integer.value;
+	obj = pkg->package.elements + 2;
+	switch (size) {
+	case I2C_SMBUS_BYTE:
+	case I2C_SMBUS_BYTE_DATA:
+	case I2C_SMBUS_WORD_DATA:
+		if (obj == NULL || obj->type != ACPI_TYPE_INTEGER) {
+			ACPI_ERROR((AE_INFO, "Invalid argument type"));
+			result = -EIO;
+			goto out;
+		}
+		if (len == 2)
+			data->word = obj->integer.value;
+		else
+			data->byte = obj->integer.value;
+		break;
+	case I2C_SMBUS_BLOCK_DATA:
+		if (obj == NULL || obj->type != ACPI_TYPE_BUFFER) {
+			ACPI_ERROR((AE_INFO, "Invalid argument type"));
+			result = -EIO;
+			goto out;
+		}
+		if (len == 0 || len > I2C_SMBUS_BLOCK_MAX)
+			return -EPROTO;
+		data->block[0] = len;
+		memcpy(data->block + 1, obj->buffer.pointer, len);
+		break;
+	}
+
+out:
+	kfree(buffer.pointer);
+	dev_dbg(&adap->dev, "Transaction status: %i\n", result);
+	return result;
+}
+
+static u32 acpi_smbus_cmi_func(struct i2c_adapter *adapter)
+{
+	struct acpi_smbus_cmi *smbus_cmi = adapter->algo_data;
+	u32 ret;
+
+	ret = smbus_cmi->cap_read | smbus_cmi->cap_write ?
+		I2C_FUNC_SMBUS_QUICK : 0;
+
+	ret |= smbus_cmi->cap_read ?
+		(I2C_FUNC_SMBUS_READ_BYTE |
+		I2C_FUNC_SMBUS_READ_BYTE_DATA |
+		I2C_FUNC_SMBUS_READ_WORD_DATA |
+		I2C_FUNC_SMBUS_READ_BLOCK_DATA) : 0;
+
+	ret |= smbus_cmi->cap_write ?
+		(I2C_FUNC_SMBUS_WRITE_BYTE |
+		I2C_FUNC_SMBUS_WRITE_BYTE_DATA |
+		I2C_FUNC_SMBUS_WRITE_WORD_DATA |
+		I2C_FUNC_SMBUS_WRITE_BLOCK_DATA) : 0;
+
+	return ret;
+}
+
+static const struct i2c_algorithm acpi_smbus_cmi_algorithm = {
+	.smbus_xfer = acpi_smbus_cmi_access,
+	.functionality = acpi_smbus_cmi_func,
+};
+
+
+static int acpi_smbus_cmi_add_cap(struct acpi_smbus_cmi *smbus_cmi,
+				  const char *name)
+{
+	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
+	union acpi_object *obj;
+	acpi_status status;
+
+	if (!strcmp(name, smbus_methods.mt_info)) {
+		status = acpi_evaluate_object(smbus_cmi->handle,
+					smbus_methods.mt_info,
+					NULL, &buffer);
+		if (ACPI_FAILURE(status)) {
+			ACPI_ERROR((AE_INFO, "Evaluating %s: %i",
+				   smbus_methods.mt_info, status));
+			return -EIO;
+		}
+
+		obj = buffer.pointer;
+		if (obj && obj->type == ACPI_TYPE_PACKAGE)
+			obj = obj->package.elements;
+		else {
+			ACPI_ERROR((AE_INFO, "Invalid argument type"));
+			kfree(buffer.pointer);
+			return -EIO;
+		}
+
+		if (obj->type != ACPI_TYPE_INTEGER) {
+			ACPI_ERROR((AE_INFO, "Invalid argument type"));
+			kfree(buffer.pointer);
+			return -EIO;
+		} else
+			ACPI_DEBUG_PRINT((ACPI_DB_INFO, "SMBus CMI Version %x"
+					  "\n", (int)obj->integer.value));
+
+		kfree(buffer.pointer);
+		smbus_cmi->cap_info = 1;
+	} else if (!strcmp(name, smbus_methods.mt_sbr))
+		smbus_cmi->cap_read = 1;
+	else if (!strcmp(name, smbus_methods.mt_sbw))
+		smbus_cmi->cap_write = 1;
+	else
+		ACPI_DEBUG_PRINT((ACPI_DB_INFO, "Unsupported CMI method: %s\n",
+				 name));
+
+	return 0;
+}
+
+static acpi_status acpi_smbus_cmi_query_methods(acpi_handle handle, u32 level,
+			void *context, void **return_value)
+{
+	char node_name[5];
+	struct acpi_buffer buffer = { sizeof(node_name), node_name };
+	struct acpi_smbus_cmi *smbus_cmi = context;
+	acpi_status status;
+
+	status = acpi_get_name(handle, ACPI_SINGLE_NAME, &buffer);
+
+	if (ACPI_SUCCESS(status))
+		acpi_smbus_cmi_add_cap(smbus_cmi, node_name);
+
+	return AE_OK;
+}
+
+static int acpi_smbus_cmi_add(struct acpi_device *device)
+{
+	struct acpi_smbus_cmi *smbus_cmi;
+
+	smbus_cmi = kzalloc(sizeof(struct acpi_smbus_cmi), GFP_KERNEL);
+	if (!smbus_cmi)
+		return -ENOMEM;
+
+	smbus_cmi->handle = device->handle;
+	strcpy(acpi_device_name(device), ACPI_SMBUS_HC_DEVICE_NAME);
+	strcpy(acpi_device_class(device), ACPI_SMBUS_HC_CLASS);
+	device->driver_data = smbus_cmi;
+	smbus_cmi->cap_info = 0;
+	smbus_cmi->cap_read = 0;
+	smbus_cmi->cap_write = 0;
+
+	acpi_walk_namespace(ACPI_TYPE_METHOD, smbus_cmi->handle, 1,
+			    acpi_smbus_cmi_query_methods, smbus_cmi, NULL);
+
+	if (smbus_cmi->cap_info == 0)
+		goto err;
+
+	snprintf(smbus_cmi->adapter.name, sizeof(smbus_cmi->adapter.name),
+		"SMBus CMI adapter %s",
+		acpi_device_name(device));
+	smbus_cmi->adapter.owner = THIS_MODULE;
+	smbus_cmi->adapter.algo = &acpi_smbus_cmi_algorithm;
+	smbus_cmi->adapter.algo_data = smbus_cmi;
+	smbus_cmi->adapter.class = I2C_CLASS_HWMON | I2C_CLASS_SPD;
+	smbus_cmi->adapter.dev.parent = &device->dev;
+
+	if (i2c_add_adapter(&smbus_cmi->adapter)) {
+		dev_err(&device->dev, "Couldn't register adapter!\n");
+		goto err;
+	}
+
+	return 0;
+
+err:
+	kfree(smbus_cmi);
+	device->driver_data = NULL;
+	return -EIO;
+}
+
+static int acpi_smbus_cmi_remove(struct acpi_device *device, int type)
+{
+	struct acpi_smbus_cmi *smbus_cmi = acpi_driver_data(device);
+
+	i2c_del_adapter(&smbus_cmi->adapter);
+	kfree(smbus_cmi);
+	device->driver_data = NULL;
+
+	return 0;
+}
+
+static struct acpi_driver acpi_smbus_cmi_driver = {
+	.name = ACPI_SMBUS_HC_DEVICE_NAME,
+	.class = ACPI_SMBUS_HC_CLASS,
+	.ids = acpi_smbus_cmi_ids,
+	.ops = {
+		.add = acpi_smbus_cmi_add,
+		.remove = acpi_smbus_cmi_remove,
+	},
+};
+
+static int __init acpi_smbus_cmi_init(void)
+{
+	return acpi_bus_register_driver(&acpi_smbus_cmi_driver);
+}
+
+static void __exit acpi_smbus_cmi_exit(void)
+{
+	acpi_bus_unregister_driver(&acpi_smbus_cmi_driver);
+}
+
+module_init(acpi_smbus_cmi_init);
+module_exit(acpi_smbus_cmi_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Crane Cai <crane.cai@amd.com>");
+MODULE_DESCRIPTION("ACPI SMBus CMI driver");
diff --git a/drivers/i2c/busses/i2c-sis96x.c b/drivers/i2c/busses/i2c-sis96x.c
index 8295885b2fdb..1649963b00dc 100644
--- a/drivers/i2c/busses/i2c-sis96x.c
+++ b/drivers/i2c/busses/i2c-sis96x.c
@@ -280,7 +280,7 @@ static int __devinit sis96x_probe(struct pci_dev *dev,
 
 	retval = acpi_check_resource_conflict(&dev->resource[SIS96x_BAR]);
 	if (retval)
-		return retval;
+		return -ENODEV;
 
 	/* Everything is happy, let's grab the memory and set things up. */
 	if (!request_region(sis96x_smbus_base, SMB_IOSIZE,
diff --git a/drivers/i2c/busses/i2c-taos-evm.c b/drivers/i2c/busses/i2c-taos-evm.c
index 224aa12ee7c8..dd39c1eb03ed 100644
--- a/drivers/i2c/busses/i2c-taos-evm.c
+++ b/drivers/i2c/busses/i2c-taos-evm.c
@@ -32,10 +32,12 @@
 
 #define TAOS_STATE_INIT		0
 #define TAOS_STATE_IDLE		1
-#define TAOS_STATE_SEND		2
+#define TAOS_STATE_EOFF		2
 #define TAOS_STATE_RECV		3
 
 #define TAOS_CMD_RESET		0x12
+#define TAOS_CMD_ECHO_ON	'+'
+#define TAOS_CMD_ECHO_OFF	'-'
 
 static DECLARE_WAIT_QUEUE_HEAD(wq);
 
@@ -102,17 +104,9 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 
 	/* Send the transaction to the TAOS EVM */
 	dev_dbg(&adapter->dev, "Command buffer: %s\n", taos->buffer);
-	taos->pos = 0;
-	taos->state = TAOS_STATE_SEND;
-	serio_write(serio, taos->buffer[0]);
-	wait_event_interruptible_timeout(wq, taos->state == TAOS_STATE_IDLE,
-					 msecs_to_jiffies(250));
-	if (taos->state != TAOS_STATE_IDLE) {
-		dev_err(&adapter->dev, "Transaction failed "
-			"(state=%d, pos=%d)\n", taos->state, taos->pos);
-		taos->addr = 0;
-		return -EIO;
-	}
+	for (p = taos->buffer; *p; p++)
+		serio_write(serio, *p);
+
 	taos->addr = addr;
 
 	/* Start the transaction and read the answer */
@@ -122,7 +116,7 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 	wait_event_interruptible_timeout(wq, taos->state == TAOS_STATE_IDLE,
 					 msecs_to_jiffies(150));
 	if (taos->state != TAOS_STATE_IDLE
-	 || taos->pos != 6) {
+	 || taos->pos != 5) {
 		dev_err(&adapter->dev, "Transaction timeout (pos=%d)\n",
 			taos->pos);
 		return -EIO;
@@ -130,7 +124,7 @@ static int taos_smbus_xfer(struct i2c_adapter *adapter, u16 addr,
 	dev_dbg(&adapter->dev, "Answer buffer: %s\n", taos->buffer);
 
 	/* Interpret the returned string */
-	p = taos->buffer + 2;
+	p = taos->buffer + 1;
 	p[3] = '\0';
 	if (!strcmp(p, "NAK"))
 		return -ENODEV;
@@ -173,13 +167,9 @@ static irqreturn_t taos_interrupt(struct serio *serio, unsigned char data,
 			wake_up_interruptible(&wq);
 		}
 		break;
-	case TAOS_STATE_SEND:
-		if (taos->buffer[++taos->pos])
-			serio_write(serio, taos->buffer[taos->pos]);
-		else {
-			taos->state = TAOS_STATE_IDLE;
-			wake_up_interruptible(&wq);
-		}
+	case TAOS_STATE_EOFF:
+		taos->state = TAOS_STATE_IDLE;
+		wake_up_interruptible(&wq);
 		break;
 	case TAOS_STATE_RECV:
 		taos->buffer[taos->pos++] = data;
@@ -257,6 +247,19 @@ static int taos_connect(struct serio *serio, struct serio_driver *drv)
 	}
 	strlcpy(adapter->name, name, sizeof(adapter->name));
 
+	/* Turn echo off for better performance */
+	taos->state = TAOS_STATE_EOFF;
+	serio_write(serio, TAOS_CMD_ECHO_OFF);
+
+	wait_event_interruptible_timeout(wq, taos->state == TAOS_STATE_IDLE,
+					 msecs_to_jiffies(250));
+	if (taos->state != TAOS_STATE_IDLE) {
+		err = -ENODEV;
+		dev_err(&adapter->dev, "Echo off failed "
+			"(state=%d)\n", taos->state);
+		goto exit_close;
+	}
+
 	err = i2c_add_adapter(adapter);
 	if (err)
 		goto exit_close;
diff --git a/drivers/i2c/busses/i2c-viapro.c b/drivers/i2c/busses/i2c-viapro.c
index 54d810a4d00f..e4b1543015af 100644
--- a/drivers/i2c/busses/i2c-viapro.c
+++ b/drivers/i2c/busses/i2c-viapro.c
@@ -365,7 +365,7 @@ static int __devinit vt596_probe(struct pci_dev *pdev,
 found:
 	error = acpi_check_region(vt596_smba, 8, vt596_driver.name);
 	if (error)
-		return error;
+		return -ENODEV;
 
 	if (!request_region(vt596_smba, 8, vt596_driver.name)) {
 		dev_err(&pdev->dev, "SMBus region 0x%x already in use!\n",
diff --git a/drivers/i2c/busses/scx200_acb.c b/drivers/i2c/busses/scx200_acb.c
index 648ecc6f60e6..cf994bd01d9c 100644
--- a/drivers/i2c/busses/scx200_acb.c
+++ b/drivers/i2c/busses/scx200_acb.c
@@ -217,8 +217,10 @@ static void scx200_acb_machine(struct scx200_acb_iface *iface, u8 status)
 	return;
 
  error:
-	dev_err(&iface->adapter.dev, "%s in state %s\n", errmsg,
-		scx200_acb_state_name[iface->state]);
+	dev_err(&iface->adapter.dev,
+		"%s in state %s (addr=0x%02x, len=%d, status=0x%02x)\n", errmsg,
+		scx200_acb_state_name[iface->state], iface->address_byte,
+		iface->len, status);
 
 	iface->state = state_idle;
 	iface->result = -EIO;
diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig
index 02d746c9c474..f9618f4d4e47 100644
--- a/drivers/i2c/chips/Kconfig
+++ b/drivers/i2c/chips/Kconfig
@@ -16,54 +16,6 @@ config DS1682
 	  This driver can also be built as a module.  If so, the module
 	  will be called ds1682.
 
-config SENSORS_PCF8574
-	tristate "Philips PCF8574 and PCF8574A (DEPRECATED)"
-	depends on EXPERIMENTAL && GPIO_PCF857X = "n"
-	default n
-	help
-	  If you say yes here you get support for Philips PCF8574 and 
-	  PCF8574A chips. These chips are 8-bit I/O expanders for the I2C bus.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called pcf8574.
-
-	  This driver is deprecated and will be dropped soon. Use
-	  drivers/gpio/pcf857x.c instead.
-
-	  These devices are hard to detect and rarely found on mainstream
-	  hardware.  If unsure, say N.
-
-config PCF8575
-	tristate "Philips PCF8575 (DEPRECATED)"
-	default n
-	depends on GPIO_PCF857X = "n"
-	help
-	  If you say yes here you get support for Philips PCF8575 chip.
-	  This chip is a 16-bit I/O expander for the I2C bus.  Several other
-	  chip manufacturers sell equivalent chips, e.g. Texas Instruments.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called pcf8575.
-
-	  This driver is deprecated and will be dropped soon. Use
-	  drivers/gpio/pcf857x.c instead.
-
-	  This device is hard to detect and is rarely found on mainstream
-	  hardware.  If unsure, say N.
-
-config SENSORS_PCA9539
-	tristate "Philips PCA9539 16-bit I/O port (DEPRECATED)"
-	depends on EXPERIMENTAL && GPIO_PCA953X = "n"
-	help
-	  If you say yes here you get support for the Philips PCA9539
-	  16-bit I/O port.
-
-	  This driver can also be built as a module.  If so, the module
-	  will be called pca9539.
-
-	  This driver is deprecated and will be dropped soon. Use
-	  drivers/gpio/pca953x.c instead.
-
 config SENSORS_TSL2550
 	tristate "Taos TSL2550 ambient light sensor"
 	depends on EXPERIMENTAL
diff --git a/drivers/i2c/chips/Makefile b/drivers/i2c/chips/Makefile
index f4680d16ee34..749cf3606294 100644
--- a/drivers/i2c/chips/Makefile
+++ b/drivers/i2c/chips/Makefile
@@ -11,9 +11,6 @@
 #
 
 obj-$(CONFIG_DS1682)		+= ds1682.o
-obj-$(CONFIG_SENSORS_PCA9539)	+= pca9539.o
-obj-$(CONFIG_SENSORS_PCF8574)	+= pcf8574.o
-obj-$(CONFIG_PCF8575)		+= pcf8575.o
 obj-$(CONFIG_SENSORS_TSL2550)	+= tsl2550.o
 
 ifeq ($(CONFIG_I2C_DEBUG_CHIP),y)
diff --git a/drivers/i2c/chips/pca9539.c b/drivers/i2c/chips/pca9539.c
deleted file mode 100644
index 270de4e56a81..000000000000
--- a/drivers/i2c/chips/pca9539.c
+++ /dev/null
@@ -1,152 +0,0 @@
-/*
-    pca9539.c - 16-bit I/O port with interrupt and reset
-
-    Copyright (C) 2005 Ben Gardner <bgardner@wabtec.com>
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; version 2 of the License.
-*/
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/i2c.h>
-#include <linux/hwmon-sysfs.h>
-
-/* Addresses to scan: none, device is not autodetected */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(pca9539);
-
-enum pca9539_cmd
-{
-	PCA9539_INPUT_0		= 0,
-	PCA9539_INPUT_1		= 1,
-	PCA9539_OUTPUT_0	= 2,
-	PCA9539_OUTPUT_1	= 3,
-	PCA9539_INVERT_0	= 4,
-	PCA9539_INVERT_1	= 5,
-	PCA9539_DIRECTION_0	= 6,
-	PCA9539_DIRECTION_1	= 7,
-};
-
-/* following are the sysfs callback functions */
-static ssize_t pca9539_show(struct device *dev, struct device_attribute *attr,
-			    char *buf)
-{
-	struct sensor_device_attribute *psa = to_sensor_dev_attr(attr);
-	struct i2c_client *client = to_i2c_client(dev);
-	return sprintf(buf, "%d\n", i2c_smbus_read_byte_data(client,
-							     psa->index));
-}
-
-static ssize_t pca9539_store(struct device *dev, struct device_attribute *attr,
-			     const char *buf, size_t count)
-{
-	struct sensor_device_attribute *psa = to_sensor_dev_attr(attr);
-	struct i2c_client *client = to_i2c_client(dev);
-	unsigned long val = simple_strtoul(buf, NULL, 0);
-	if (val > 0xff)
-		return -EINVAL;
-	i2c_smbus_write_byte_data(client, psa->index, val);
-	return count;
-}
-
-/* Define the device attributes */
-
-#define PCA9539_ENTRY_RO(name, cmd_idx) \
-	static SENSOR_DEVICE_ATTR(name, S_IRUGO, pca9539_show, NULL, cmd_idx)
-
-#define PCA9539_ENTRY_RW(name, cmd_idx) \
-	static SENSOR_DEVICE_ATTR(name, S_IRUGO | S_IWUSR, pca9539_show, \
-				  pca9539_store, cmd_idx)
-
-PCA9539_ENTRY_RO(input0, PCA9539_INPUT_0);
-PCA9539_ENTRY_RO(input1, PCA9539_INPUT_1);
-PCA9539_ENTRY_RW(output0, PCA9539_OUTPUT_0);
-PCA9539_ENTRY_RW(output1, PCA9539_OUTPUT_1);
-PCA9539_ENTRY_RW(invert0, PCA9539_INVERT_0);
-PCA9539_ENTRY_RW(invert1, PCA9539_INVERT_1);
-PCA9539_ENTRY_RW(direction0, PCA9539_DIRECTION_0);
-PCA9539_ENTRY_RW(direction1, PCA9539_DIRECTION_1);
-
-static struct attribute *pca9539_attributes[] = {
-	&sensor_dev_attr_input0.dev_attr.attr,
-	&sensor_dev_attr_input1.dev_attr.attr,
-	&sensor_dev_attr_output0.dev_attr.attr,
-	&sensor_dev_attr_output1.dev_attr.attr,
-	&sensor_dev_attr_invert0.dev_attr.attr,
-	&sensor_dev_attr_invert1.dev_attr.attr,
-	&sensor_dev_attr_direction0.dev_attr.attr,
-	&sensor_dev_attr_direction1.dev_attr.attr,
-	NULL
-};
-
-static struct attribute_group pca9539_defattr_group = {
-	.attrs = pca9539_attributes,
-};
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int pca9539_detect(struct i2c_client *client, int kind,
-			  struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA))
-		return -ENODEV;
-
-	strlcpy(info->type, "pca9539", I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int pca9539_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
-{
-	/* Register sysfs hooks */
-	return sysfs_create_group(&client->dev.kobj,
-				  &pca9539_defattr_group);
-}
-
-static int pca9539_remove(struct i2c_client *client)
-{
-	sysfs_remove_group(&client->dev.kobj, &pca9539_defattr_group);
-	return 0;
-}
-
-static const struct i2c_device_id pca9539_id[] = {
-	{ "pca9539", 0 },
-	{ }
-};
-
-static struct i2c_driver pca9539_driver = {
-	.driver = {
-		.name	= "pca9539",
-	},
-	.probe		= pca9539_probe,
-	.remove		= pca9539_remove,
-	.id_table	= pca9539_id,
-
-	.detect		= pca9539_detect,
-	.address_data	= &addr_data,
-};
-
-static int __init pca9539_init(void)
-{
-	return i2c_add_driver(&pca9539_driver);
-}
-
-static void __exit pca9539_exit(void)
-{
-	i2c_del_driver(&pca9539_driver);
-}
-
-MODULE_AUTHOR("Ben Gardner <bgardner@wabtec.com>");
-MODULE_DESCRIPTION("PCA9539 driver");
-MODULE_LICENSE("GPL");
-
-module_init(pca9539_init);
-module_exit(pca9539_exit);
-
diff --git a/drivers/i2c/chips/pcf8574.c b/drivers/i2c/chips/pcf8574.c
deleted file mode 100644
index 6ec309894c88..000000000000
--- a/drivers/i2c/chips/pcf8574.c
+++ /dev/null
@@ -1,215 +0,0 @@
-/*
-    Copyright (c) 2000  Frodo Looijaard <frodol@dds.nl>, 
-                        Philip Edelbrock <phil@netroedge.com>,
-                        Dan Eaton <dan.eaton@rocketlogix.com>
-    Ported to Linux 2.6 by Aurelien Jarno <aurel32@debian.org> with 
-    the help of Jean Delvare <khali@linux-fr.org>
-
-    This program is free software; you can redistribute it and/or modify
-    it under the terms of the GNU General Public License as published by
-    the Free Software Foundation; either version 2 of the License, or
-    (at your option) any later version.
-    
-    This program is distributed in the hope that it will be useful,
-    but WITHOUT ANY WARRANTY; without even the implied warranty of
-    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-    GNU General Public License for more details.
-
-    You should have received a copy of the GNU General Public License
-    along with this program; if not, write to the Free Software
-    Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-/* A few notes about the PCF8574:
-
-* The PCF8574 is an 8-bit I/O expander for the I2C bus produced by
-  Philips Semiconductors.  It is designed to provide a byte I2C
-  interface to up to 8 separate devices.
-  
-* The PCF8574 appears as a very simple SMBus device which can be
-  read from or written to with SMBUS byte read/write accesses.
-
-  --Dan
-
-*/
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/i2c.h>
-
-/* Addresses to scan: none, device can't be detected */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_2(pcf8574, pcf8574a);
-
-/* Each client has this additional data */
-struct pcf8574_data {
-	int write;			/* Remember last written value */
-};
-
-static void pcf8574_init_client(struct i2c_client *client);
-
-/* following are the sysfs callback functions */
-static ssize_t show_read(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	return sprintf(buf, "%u\n", i2c_smbus_read_byte(client));
-}
-
-static DEVICE_ATTR(read, S_IRUGO, show_read, NULL);
-
-static ssize_t show_write(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct pcf8574_data *data = i2c_get_clientdata(to_i2c_client(dev));
-
-	if (data->write < 0)
-		return data->write;
-
-	return sprintf(buf, "%d\n", data->write);
-}
-
-static ssize_t set_write(struct device *dev, struct device_attribute *attr, const char *buf,
-			 size_t count)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	struct pcf8574_data *data = i2c_get_clientdata(client);
-	unsigned long val = simple_strtoul(buf, NULL, 10);
-
-	if (val > 0xff)
-		return -EINVAL;
-
-	data->write = val;
-	i2c_smbus_write_byte(client, data->write);
-	return count;
-}
-
-static DEVICE_ATTR(write, S_IWUSR | S_IRUGO, show_write, set_write);
-
-static struct attribute *pcf8574_attributes[] = {
-	&dev_attr_read.attr,
-	&dev_attr_write.attr,
-	NULL
-};
-
-static const struct attribute_group pcf8574_attr_group = {
-	.attrs = pcf8574_attributes,
-};
-
-/*
- * Real code
- */
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int pcf8574_detect(struct i2c_client *client, int kind,
-			  struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = client->adapter;
-	const char *client_name;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE))
-		return -ENODEV;
-
-	/* Now, we would do the remaining detection. But the PCF8574 is plainly
-	   impossible to detect! Stupid chip. */
-
-	/* Determine the chip type */
-	if (kind <= 0) {
-		if (client->addr >= 0x38 && client->addr <= 0x3f)
-			kind = pcf8574a;
-		else
-			kind = pcf8574;
-	}
-
-	if (kind == pcf8574a)
-		client_name = "pcf8574a";
-	else
-		client_name = "pcf8574";
-	strlcpy(info->type, client_name, I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int pcf8574_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
-{
-	struct pcf8574_data *data;
-	int err;
-
-	data = kzalloc(sizeof(struct pcf8574_data), GFP_KERNEL);
-	if (!data) {
-		err = -ENOMEM;
-		goto exit;
-	}
-
-	i2c_set_clientdata(client, data);
-
-	/* Initialize the PCF8574 chip */
-	pcf8574_init_client(client);
-
-	/* Register sysfs hooks */
-	err = sysfs_create_group(&client->dev.kobj, &pcf8574_attr_group);
-	if (err)
-		goto exit_free;
-	return 0;
-
-      exit_free:
-	kfree(data);
-      exit:
-	return err;
-}
-
-static int pcf8574_remove(struct i2c_client *client)
-{
-	sysfs_remove_group(&client->dev.kobj, &pcf8574_attr_group);
-	kfree(i2c_get_clientdata(client));
-	return 0;
-}
-
-/* Called when we have found a new PCF8574. */
-static void pcf8574_init_client(struct i2c_client *client)
-{
-	struct pcf8574_data *data = i2c_get_clientdata(client);
-	data->write = -EAGAIN;
-}
-
-static const struct i2c_device_id pcf8574_id[] = {
-	{ "pcf8574", 0 },
-	{ "pcf8574a", 0 },
-	{ }
-};
-
-static struct i2c_driver pcf8574_driver = {
-	.driver = {
-		.name	= "pcf8574",
-	},
-	.probe		= pcf8574_probe,
-	.remove		= pcf8574_remove,
-	.id_table	= pcf8574_id,
-
-	.detect		= pcf8574_detect,
-	.address_data	= &addr_data,
-};
-
-static int __init pcf8574_init(void)
-{
-	return i2c_add_driver(&pcf8574_driver);
-}
-
-static void __exit pcf8574_exit(void)
-{
-	i2c_del_driver(&pcf8574_driver);
-}
-
-
-MODULE_AUTHOR
-    ("Frodo Looijaard <frodol@dds.nl>, "
-     "Philip Edelbrock <phil@netroedge.com>, "
-     "Dan Eaton <dan.eaton@rocketlogix.com> "
-     "and Aurelien Jarno <aurelien@aurel32.net>");
-MODULE_DESCRIPTION("PCF8574 driver");
-MODULE_LICENSE("GPL");
-
-module_init(pcf8574_init);
-module_exit(pcf8574_exit);
diff --git a/drivers/i2c/chips/pcf8575.c b/drivers/i2c/chips/pcf8575.c
deleted file mode 100644
index 07fd7cb3c57d..000000000000
--- a/drivers/i2c/chips/pcf8575.c
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
-  pcf8575.c
-
-  About the PCF8575 chip: the PCF8575 is a 16-bit I/O expander for the I2C bus
-  produced by a.o. Philips Semiconductors.
-
-  Copyright (C) 2006 Michael Hennerich, Analog Devices Inc.
-  <hennerich@blackfin.uclinux.org>
-  Based on pcf8574.c.
-
-  Copyright (c) 2007 Bart Van Assche <bart.vanassche@gmail.com>.
-  Ported this driver from ucLinux to the mainstream Linux kernel.
-
-  This program is free software; you can redistribute it and/or modify
-  it under the terms of the GNU General Public License as published by
-  the Free Software Foundation; either version 2 of the License, or
-  (at your option) any later version.
-
-  This program is distributed in the hope that it will be useful,
-  but WITHOUT ANY WARRANTY; without even the implied warranty of
-  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-  GNU General Public License for more details.
-
-  You should have received a copy of the GNU General Public License
-  along with this program; if not, write to the Free Software
-  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
-*/
-
-#include <linux/module.h>
-#include <linux/init.h>
-#include <linux/i2c.h>
-#include <linux/slab.h>  /* kzalloc() */
-#include <linux/sysfs.h> /* sysfs_create_group() */
-
-/* Addresses to scan: none, device can't be detected */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD;
-
-
-/* Each client has this additional data */
-struct pcf8575_data {
-	int write;		/* last written value, or error code */
-};
-
-/* following are the sysfs callback functions */
-static ssize_t show_read(struct device *dev, struct device_attribute *attr,
-			 char *buf)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	u16 val;
-	u8 iopin_state[2];
-
-	i2c_master_recv(client, iopin_state, 2);
-
-	val = iopin_state[0];
-	val |= iopin_state[1] << 8;
-
-	return sprintf(buf, "%u\n", val);
-}
-
-static DEVICE_ATTR(read, S_IRUGO, show_read, NULL);
-
-static ssize_t show_write(struct device *dev, struct device_attribute *attr,
-			  char *buf)
-{
-	struct pcf8575_data *data = dev_get_drvdata(dev);
-	if (data->write < 0)
-		return data->write;
-	return sprintf(buf, "%d\n", data->write);
-}
-
-static ssize_t set_write(struct device *dev, struct device_attribute *attr,
-			 const char *buf, size_t count)
-{
-	struct i2c_client *client = to_i2c_client(dev);
-	struct pcf8575_data *data = i2c_get_clientdata(client);
-	unsigned long val = simple_strtoul(buf, NULL, 10);
-	u8 iopin_state[2];
-
-	if (val > 0xffff)
-		return -EINVAL;
-
-	data->write = val;
-
-	iopin_state[0] = val & 0xFF;
-	iopin_state[1] = val >> 8;
-
-	i2c_master_send(client, iopin_state, 2);
-
-	return count;
-}
-
-static DEVICE_ATTR(write, S_IWUSR | S_IRUGO, show_write, set_write);
-
-static struct attribute *pcf8575_attributes[] = {
-	&dev_attr_read.attr,
-	&dev_attr_write.attr,
-	NULL
-};
-
-static const struct attribute_group pcf8575_attr_group = {
-	.attrs = pcf8575_attributes,
-};
-
-/*
- * Real code
- */
-
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int pcf8575_detect(struct i2c_client *client, int kind,
-			  struct i2c_board_info *info)
-{
-	struct i2c_adapter *adapter = client->adapter;
-
-	if (!i2c_check_functionality(adapter, I2C_FUNC_I2C))
-		return -ENODEV;
-
-	/* This is the place to detect whether the chip at the specified
-	   address really is a PCF8575 chip. However, there is no method known
-	   to detect whether an I2C chip is a PCF8575 or any other I2C chip. */
-
-	strlcpy(info->type, "pcf8575", I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int pcf8575_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
-{
-	struct pcf8575_data *data;
-	int err;
-
-	data = kzalloc(sizeof(struct pcf8575_data), GFP_KERNEL);
-	if (!data) {
-		err = -ENOMEM;
-		goto exit;
-	}
-
-	i2c_set_clientdata(client, data);
-	data->write = -EAGAIN;
-
-	/* Register sysfs hooks */
-	err = sysfs_create_group(&client->dev.kobj, &pcf8575_attr_group);
-	if (err)
-		goto exit_free;
-
-	return 0;
-
-exit_free:
-	kfree(data);
-exit:
-	return err;
-}
-
-static int pcf8575_remove(struct i2c_client *client)
-{
-	sysfs_remove_group(&client->dev.kobj, &pcf8575_attr_group);
-	kfree(i2c_get_clientdata(client));
-	return 0;
-}
-
-static const struct i2c_device_id pcf8575_id[] = {
-	{ "pcf8575", 0 },
-	{ }
-};
-
-static struct i2c_driver pcf8575_driver = {
-	.driver = {
-		.owner	= THIS_MODULE,
-		.name	= "pcf8575",
-	},
-	.probe		= pcf8575_probe,
-	.remove		= pcf8575_remove,
-	.id_table	= pcf8575_id,
-
-	.detect		= pcf8575_detect,
-	.address_data	= &addr_data,
-};
-
-static int __init pcf8575_init(void)
-{
-	return i2c_add_driver(&pcf8575_driver);
-}
-
-static void __exit pcf8575_exit(void)
-{
-	i2c_del_driver(&pcf8575_driver);
-}
-
-MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>, "
-	      "Bart Van Assche <bart.vanassche@gmail.com>");
-MODULE_DESCRIPTION("pcf8575 driver");
-MODULE_LICENSE("GPL");
-
-module_init(pcf8575_init);
-module_exit(pcf8575_exit);
diff --git a/drivers/i2c/chips/tsl2550.c b/drivers/i2c/chips/tsl2550.c
index b96f3025e588..a0702f36a72f 100644
--- a/drivers/i2c/chips/tsl2550.c
+++ b/drivers/i2c/chips/tsl2550.c
@@ -24,10 +24,9 @@
 #include <linux/slab.h>
 #include <linux/i2c.h>
 #include <linux/mutex.h>
-#include <linux/delay.h>
 
 #define TSL2550_DRV_NAME	"tsl2550"
-#define DRIVER_VERSION		"1.1.2"
+#define DRIVER_VERSION		"1.2"
 
 /*
  * Defines
@@ -96,32 +95,13 @@ static int tsl2550_set_power_state(struct i2c_client *client, int state)
 
 static int tsl2550_get_adc_value(struct i2c_client *client, u8 cmd)
 {
-	unsigned long end;
-	int loop = 0, ret = 0;
+	int ret;
 
-	/*
-	 * Read ADC channel waiting at most 400ms (see data sheet for further
-	 * info).
-	 * To avoid long busy wait we spin for few milliseconds then
-	 * start sleeping.
-	 */
-	end = jiffies + msecs_to_jiffies(400);
-	while (time_before(jiffies, end)) {
-		i2c_smbus_write_byte(client, cmd);
-
-		if (loop++ < 5)
-			mdelay(1);
-		else
-			msleep(1);
-
-		ret = i2c_smbus_read_byte(client);
-		if (ret < 0)
-			return ret;
-		else if (ret & 0x0080)
-			break;
-	}
+	ret = i2c_smbus_read_byte_data(client, cmd);
+	if (ret < 0)
+		return ret;
 	if (!(ret & 0x80))
-		return -EIO;
+		return -EAGAIN;
 	return ret & 0x7f;	/* remove the "valid" bit */
 }
 
@@ -277,6 +257,7 @@ static DEVICE_ATTR(operating_mode, S_IWUSR | S_IRUGO,
 
 static ssize_t __tsl2550_show_lux(struct i2c_client *client, char *buf)
 {
+	struct tsl2550_data *data = i2c_get_clientdata(client);
 	u8 ch0, ch1;
 	int ret;
 
@@ -285,8 +266,6 @@ static ssize_t __tsl2550_show_lux(struct i2c_client *client, char *buf)
 		return ret;
 	ch0 = ret;
 
-	mdelay(1);
-
 	ret = tsl2550_get_adc_value(client, TSL2550_READ_ADC1);
 	if (ret < 0)
 		return ret;
@@ -296,6 +275,8 @@ static ssize_t __tsl2550_show_lux(struct i2c_client *client, char *buf)
 	ret = tsl2550_calculate_lux(ch0, ch1);
 	if (ret < 0)
 		return ret;
+	if (data->operating_mode == 1)
+		ret *= 5;
 
 	return sprintf(buf, "%d\n", ret);
 }
@@ -345,11 +326,10 @@ static int tsl2550_init_client(struct i2c_client *client)
 	 * Probe the chip. To do so we try to power up the device and then to
 	 * read back the 0x03 code
 	 */
-	err = i2c_smbus_write_byte(client, TSL2550_POWER_UP);
+	err = i2c_smbus_read_byte_data(client, TSL2550_POWER_UP);
 	if (err < 0)
 		return err;
-	mdelay(1);
-	if (i2c_smbus_read_byte(client) != TSL2550_POWER_UP)
+	if (err != TSL2550_POWER_UP)
 		return -ENODEV;
 	data->power_state = 1;
 
@@ -374,7 +354,8 @@ static int __devinit tsl2550_probe(struct i2c_client *client,
 	struct tsl2550_data *data;
 	int *opmode, err = 0;
 
-	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE)) {
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WRITE_BYTE
+					    | I2C_FUNC_SMBUS_READ_BYTE_DATA)) {
 		err = -EIO;
 		goto exit;
 	}
diff --git a/drivers/i2c/i2c-core.c b/drivers/i2c/i2c-core.c
index 0e45c296d3d2..296504355142 100644
--- a/drivers/i2c/i2c-core.c
+++ b/drivers/i2c/i2c-core.c
@@ -46,6 +46,7 @@ static DEFINE_MUTEX(core_lock);
 static DEFINE_IDR(i2c_adapter_idr);
 static LIST_HEAD(userspace_devices);
 
+static struct device_type i2c_client_type;
 static int i2c_check_addr(struct i2c_adapter *adapter, int addr);
 static int i2c_detect(struct i2c_adapter *adapter, struct i2c_driver *driver);
 
@@ -64,9 +65,13 @@ static const struct i2c_device_id *i2c_match_id(const struct i2c_device_id *id,
 
 static int i2c_device_match(struct device *dev, struct device_driver *drv)
 {
-	struct i2c_client	*client = to_i2c_client(dev);
-	struct i2c_driver	*driver = to_i2c_driver(drv);
+	struct i2c_client	*client = i2c_verify_client(dev);
+	struct i2c_driver	*driver;
 
+	if (!client)
+		return 0;
+
+	driver = to_i2c_driver(drv);
 	/* match on an id table if there is one */
 	if (driver->id_table)
 		return i2c_match_id(driver->id_table, client) != NULL;
@@ -94,10 +99,14 @@ static int i2c_device_uevent(struct device *dev, struct kobj_uevent_env *env)
 
 static int i2c_device_probe(struct device *dev)
 {
-	struct i2c_client	*client = to_i2c_client(dev);
-	struct i2c_driver	*driver = to_i2c_driver(dev->driver);
+	struct i2c_client	*client = i2c_verify_client(dev);
+	struct i2c_driver	*driver;
 	int status;
 
+	if (!client)
+		return 0;
+
+	driver = to_i2c_driver(dev->driver);
 	if (!driver->probe || !driver->id_table)
 		return -ENODEV;
 	client->driver = driver;
@@ -114,11 +123,11 @@ static int i2c_device_probe(struct device *dev)
 
 static int i2c_device_remove(struct device *dev)
 {
-	struct i2c_client	*client = to_i2c_client(dev);
+	struct i2c_client	*client = i2c_verify_client(dev);
 	struct i2c_driver	*driver;
 	int			status;
 
-	if (!dev->driver)
+	if (!client || !dev->driver)
 		return 0;
 
 	driver = to_i2c_driver(dev->driver);
@@ -136,37 +145,40 @@ static int i2c_device_remove(struct device *dev)
 
 static void i2c_device_shutdown(struct device *dev)
 {
+	struct i2c_client *client = i2c_verify_client(dev);
 	struct i2c_driver *driver;
 
-	if (!dev->driver)
+	if (!client || !dev->driver)
 		return;
 	driver = to_i2c_driver(dev->driver);
 	if (driver->shutdown)
-		driver->shutdown(to_i2c_client(dev));
+		driver->shutdown(client);
 }
 
 static int i2c_device_suspend(struct device *dev, pm_message_t mesg)
 {
+	struct i2c_client *client = i2c_verify_client(dev);
 	struct i2c_driver *driver;
 
-	if (!dev->driver)
+	if (!client || !dev->driver)
 		return 0;
 	driver = to_i2c_driver(dev->driver);
 	if (!driver->suspend)
 		return 0;
-	return driver->suspend(to_i2c_client(dev), mesg);
+	return driver->suspend(client, mesg);
 }
 
 static int i2c_device_resume(struct device *dev)
 {
+	struct i2c_client *client = i2c_verify_client(dev);
 	struct i2c_driver *driver;
 
-	if (!dev->driver)
+	if (!client || !dev->driver)
 		return 0;
 	driver = to_i2c_driver(dev->driver);
 	if (!driver->resume)
 		return 0;
-	return driver->resume(to_i2c_client(dev));
+	return driver->resume(client);
 }
 
 static void i2c_client_dev_release(struct device *dev)
@@ -175,10 +187,10 @@ static void i2c_client_dev_release(struct device *dev)
 }
 
 static ssize_t
-show_client_name(struct device *dev, struct device_attribute *attr, char *buf)
+show_name(struct device *dev, struct device_attribute *attr, char *buf)
 {
-	struct i2c_client *client = to_i2c_client(dev);
-	return sprintf(buf, "%s\n", client->name);
+	return sprintf(buf, "%s\n", dev->type == &i2c_client_type ?
+		       to_i2c_client(dev)->name : to_i2c_adapter(dev)->name);
 }
 
 static ssize_t
@@ -188,18 +200,28 @@ show_modalias(struct device *dev, struct device_attribute *attr, char *buf)
 	return sprintf(buf, "%s%s\n", I2C_MODULE_PREFIX, client->name);
 }
 
-static struct device_attribute i2c_dev_attrs[] = {
-	__ATTR(name, S_IRUGO, show_client_name, NULL),
+static DEVICE_ATTR(name, S_IRUGO, show_name, NULL);
+static DEVICE_ATTR(modalias, S_IRUGO, show_modalias, NULL);
+
+static struct attribute *i2c_dev_attrs[] = {
+	&dev_attr_name.attr,
 	/* modalias helps coldplug:  modprobe $(cat .../modalias) */
-	__ATTR(modalias, S_IRUGO, show_modalias, NULL),
-	{ },
+	&dev_attr_modalias.attr,
+	NULL
+};
+
+static struct attribute_group i2c_dev_attr_group = {
+	.attrs		= i2c_dev_attrs,
+};
+
+static const struct attribute_group *i2c_dev_attr_groups[] = {
+	&i2c_dev_attr_group,
+	NULL
 };
 
 struct bus_type i2c_bus_type = {
 	.name		= "i2c",
-	.dev_attrs	= i2c_dev_attrs,
 	.match		= i2c_device_match,
-	.uevent		= i2c_device_uevent,
 	.probe		= i2c_device_probe,
 	.remove		= i2c_device_remove,
 	.shutdown	= i2c_device_shutdown,
@@ -208,6 +230,12 @@ struct bus_type i2c_bus_type = {
 };
 EXPORT_SYMBOL_GPL(i2c_bus_type);
 
+static struct device_type i2c_client_type = {
+	.groups		= i2c_dev_attr_groups,
+	.uevent		= i2c_device_uevent,
+	.release	= i2c_client_dev_release,
+};
+
 
 /**
  * i2c_verify_client - return parameter as i2c_client, or NULL
@@ -220,7 +248,7 @@ EXPORT_SYMBOL_GPL(i2c_bus_type);
  */
 struct i2c_client *i2c_verify_client(struct device *dev)
 {
-	return (dev->bus == &i2c_bus_type)
+	return (dev->type == &i2c_client_type)
 			? to_i2c_client(dev)
 			: NULL;
 }
@@ -273,7 +301,7 @@ i2c_new_device(struct i2c_adapter *adap, struct i2c_board_info const *info)
 
 	client->dev.parent = &client->adapter->dev;
 	client->dev.bus = &i2c_bus_type;
-	client->dev.release = i2c_client_dev_release;
+	client->dev.type = &i2c_client_type;
 
 	dev_set_name(&client->dev, "%d-%04x", i2c_adapter_id(adap),
 		     client->addr);
@@ -368,13 +396,6 @@ static void i2c_adapter_dev_release(struct device *dev)
 	complete(&adap->dev_released);
 }
 
-static ssize_t
-show_adapter_name(struct device *dev, struct device_attribute *attr, char *buf)
-{
-	struct i2c_adapter *adap = to_i2c_adapter(dev);
-	return sprintf(buf, "%s\n", adap->name);
-}
-
 /*
  * Let users instantiate I2C devices through sysfs. This can be used when
  * platform initialization code doesn't contain the proper data for
@@ -493,19 +514,34 @@ i2c_sysfs_delete_device(struct device *dev, struct device_attribute *attr,
 	return res;
 }
 
-static struct device_attribute i2c_adapter_attrs[] = {
-	__ATTR(name, S_IRUGO, show_adapter_name, NULL),
-	__ATTR(new_device, S_IWUSR, NULL, i2c_sysfs_new_device),
-	__ATTR(delete_device, S_IWUSR, NULL, i2c_sysfs_delete_device),
-	{ },
+static DEVICE_ATTR(new_device, S_IWUSR, NULL, i2c_sysfs_new_device);
+static DEVICE_ATTR(delete_device, S_IWUSR, NULL, i2c_sysfs_delete_device);
+
+static struct attribute *i2c_adapter_attrs[] = {
+	&dev_attr_name.attr,
+	&dev_attr_new_device.attr,
+	&dev_attr_delete_device.attr,
+	NULL
+};
+
+static struct attribute_group i2c_adapter_attr_group = {
+	.attrs		= i2c_adapter_attrs,
 };
 
-static struct class i2c_adapter_class = {
-	.owner			= THIS_MODULE,
-	.name			= "i2c-adapter",
-	.dev_attrs		= i2c_adapter_attrs,
+static const struct attribute_group *i2c_adapter_attr_groups[] = {
+	&i2c_adapter_attr_group,
+	NULL
 };
 
+static struct device_type i2c_adapter_type = {
+	.groups		= i2c_adapter_attr_groups,
+	.release	= i2c_adapter_dev_release,
+};
+
+#ifdef CONFIG_I2C_COMPAT
+static struct class_compat *i2c_adapter_compat_class;
+#endif
+
 static void i2c_scan_static_board_info(struct i2c_adapter *adapter)
 {
 	struct i2c_devinfo	*devinfo;
@@ -555,14 +591,22 @@ static int i2c_register_adapter(struct i2c_adapter *adap)
 		adap->timeout = HZ;
 
 	dev_set_name(&adap->dev, "i2c-%d", adap->nr);
-	adap->dev.release = &i2c_adapter_dev_release;
-	adap->dev.class = &i2c_adapter_class;
+	adap->dev.bus = &i2c_bus_type;
+	adap->dev.type = &i2c_adapter_type;
 	res = device_register(&adap->dev);
 	if (res)
 		goto out_list;
 
 	dev_dbg(&adap->dev, "adapter [%s] registered\n", adap->name);
 
+#ifdef CONFIG_I2C_COMPAT
+	res = class_compat_create_link(i2c_adapter_compat_class, &adap->dev,
+				       adap->dev.parent);
+	if (res)
+		dev_warn(&adap->dev,
+			 "Failed to create compatibility class link\n");
+#endif
+
 	/* create pre-declared device nodes */
 	if (adap->nr < __i2c_first_dynamic_bus_num)
 		i2c_scan_static_board_info(adap);
@@ -718,6 +762,7 @@ int i2c_del_adapter(struct i2c_adapter *adap)
 {
 	int res = 0;
 	struct i2c_adapter *found;
+	struct i2c_client *client, *next;
 
 	/* First make sure that this adapter was ever added */
 	mutex_lock(&core_lock);
@@ -737,10 +782,25 @@ int i2c_del_adapter(struct i2c_adapter *adap)
 	if (res)
 		return res;
 
+	/* Remove devices instantiated from sysfs */
+	list_for_each_entry_safe(client, next, &userspace_devices, detected) {
+		if (client->adapter == adap) {
+			dev_dbg(&adap->dev, "Removing %s at 0x%x\n",
+				client->name, client->addr);
+			list_del(&client->detected);
+			i2c_unregister_device(client);
+		}
+	}
+
 	/* Detach any active clients. This can't fail, thus we do not
 	   checking the returned value. */
 	res = device_for_each_child(&adap->dev, NULL, __unregister_client);
 
+#ifdef CONFIG_I2C_COMPAT
+	class_compat_remove_link(i2c_adapter_compat_class, &adap->dev,
+				 adap->dev.parent);
+#endif
+
 	/* clean up the sysfs representation */
 	init_completion(&adap->dev_released);
 	device_unregister(&adap->dev);
@@ -768,9 +828,13 @@ EXPORT_SYMBOL(i2c_del_adapter);
 
 static int __attach_adapter(struct device *dev, void *data)
 {
-	struct i2c_adapter *adapter = to_i2c_adapter(dev);
+	struct i2c_adapter *adapter;
 	struct i2c_driver *driver = data;
 
+	if (dev->type != &i2c_adapter_type)
+		return 0;
+	adapter = to_i2c_adapter(dev);
+
 	i2c_detect(adapter, driver);
 
 	/* Legacy drivers scan i2c busses directly */
@@ -809,8 +873,7 @@ int i2c_register_driver(struct module *owner, struct i2c_driver *driver)
 	INIT_LIST_HEAD(&driver->clients);
 	/* Walk the adapters that are already present */
 	mutex_lock(&core_lock);
-	class_for_each_device(&i2c_adapter_class, NULL, driver,
-			      __attach_adapter);
+	bus_for_each_dev(&i2c_bus_type, NULL, driver, __attach_adapter);
 	mutex_unlock(&core_lock);
 
 	return 0;
@@ -819,10 +882,14 @@ EXPORT_SYMBOL(i2c_register_driver);
 
 static int __detach_adapter(struct device *dev, void *data)
 {
-	struct i2c_adapter *adapter = to_i2c_adapter(dev);
+	struct i2c_adapter *adapter;
 	struct i2c_driver *driver = data;
 	struct i2c_client *client, *_n;
 
+	if (dev->type != &i2c_adapter_type)
+		return 0;
+	adapter = to_i2c_adapter(dev);
+
 	/* Remove the devices we created ourselves as the result of hardware
 	 * probing (using a driver's detect method) */
 	list_for_each_entry_safe(client, _n, &driver->clients, detected) {
@@ -850,8 +917,7 @@ static int __detach_adapter(struct device *dev, void *data)
 void i2c_del_driver(struct i2c_driver *driver)
 {
 	mutex_lock(&core_lock);
-	class_for_each_device(&i2c_adapter_class, NULL, driver,
-			      __detach_adapter);
+	bus_for_each_dev(&i2c_bus_type, NULL, driver, __detach_adapter);
 	mutex_unlock(&core_lock);
 
 	driver_unregister(&driver->driver);
@@ -940,17 +1006,23 @@ static int __init i2c_init(void)
 	retval = bus_register(&i2c_bus_type);
 	if (retval)
 		return retval;
-	retval = class_register(&i2c_adapter_class);
-	if (retval)
+#ifdef CONFIG_I2C_COMPAT
+	i2c_adapter_compat_class = class_compat_register("i2c-adapter");
+	if (!i2c_adapter_compat_class) {
+		retval = -ENOMEM;
 		goto bus_err;
+	}
+#endif
 	retval = i2c_add_driver(&dummy_driver);
 	if (retval)
 		goto class_err;
 	return 0;
 
 class_err:
-	class_unregister(&i2c_adapter_class);
+#ifdef CONFIG_I2C_COMPAT
+	class_compat_unregister(i2c_adapter_compat_class);
 bus_err:
+#endif
 	bus_unregister(&i2c_bus_type);
 	return retval;
 }
@@ -958,7 +1030,9 @@ bus_err:
 static void __exit i2c_exit(void)
 {
 	i2c_del_driver(&dummy_driver);
-	class_unregister(&i2c_adapter_class);
+#ifdef CONFIG_I2C_COMPAT
+	class_compat_unregister(i2c_adapter_compat_class);
+#endif
 	bus_unregister(&i2c_bus_type);
 }
 
diff --git a/drivers/ide/atiixp.c b/drivers/ide/atiixp.c
index 6396c3ad3252..837322b10a4c 100644
--- a/drivers/ide/atiixp.c
+++ b/drivers/ide/atiixp.c
@@ -177,7 +177,7 @@ static const struct pci_device_id atiixp_pci_tbl[] = {
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP400_IDE), 0 },
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP600_IDE), 1 },
 	{ PCI_VDEVICE(ATI, PCI_DEVICE_ID_ATI_IXP700_IDE), 0 },
-	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_SB900_IDE), 0 },
+	{ PCI_VDEVICE(AMD, PCI_DEVICE_ID_AMD_HUDSON2_IDE), 0 },
 	{ 0, },
 };
 MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
diff --git a/drivers/ide/cmd64x.c b/drivers/ide/cmd64x.c
index 680e5975217f..ca0c46f6580a 100644
--- a/drivers/ide/cmd64x.c
+++ b/drivers/ide/cmd64x.c
@@ -379,7 +379,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
 		.enablebits	= {{0x00,0x00,0x00}, {0x51,0x08,0x08}},
 		.port_ops	= &cmd64x_port_ops,
 		.host_flags	= IDE_HFLAG_CLEAR_SIMPLEX |
-				  IDE_HFLAG_ABUSE_PREFETCH,
+				  IDE_HFLAG_ABUSE_PREFETCH |
+				  IDE_HFLAG_SERIALIZE,
 		.pio_mask	= ATA_PIO5,
 		.mwdma_mask	= ATA_MWDMA2,
 		.udma_mask	= 0x00, /* no udma */
@@ -389,7 +390,8 @@ static const struct ide_port_info cmd64x_chipsets[] __devinitdata = {
 		.init_chipset	= init_chipset_cmd64x,
 		.enablebits	= {{0x51,0x04,0x04}, {0x51,0x08,0x08}},
 		.port_ops	= &cmd648_port_ops,
-		.host_flags	= IDE_HFLAG_ABUSE_PREFETCH,
+		.host_flags	= IDE_HFLAG_ABUSE_PREFETCH |
+				  IDE_HFLAG_SERIALIZE,
 		.pio_mask	= ATA_PIO5,
 		.mwdma_mask	= ATA_MWDMA2,
 		.udma_mask	= ATA_UDMA2,
diff --git a/drivers/ide/ide-acpi.c b/drivers/ide/ide-acpi.c
index c509c9916464..c0cf45a11b93 100644
--- a/drivers/ide/ide-acpi.c
+++ b/drivers/ide/ide-acpi.c
@@ -114,8 +114,6 @@ static int ide_get_dev_handle(struct device *dev, acpi_handle *handle,
 	unsigned int bus, devnum, func;
 	acpi_integer addr;
 	acpi_handle dev_handle;
-	struct acpi_buffer buffer = {.length = ACPI_ALLOCATE_BUFFER,
-					.pointer = NULL};
 	acpi_status status;
 	struct acpi_device_info	*dinfo = NULL;
 	int ret = -ENODEV;
@@ -134,12 +132,11 @@ static int ide_get_dev_handle(struct device *dev, acpi_handle *handle,
 		goto err;
 	}
 
-	status = acpi_get_object_info(dev_handle, &buffer);
+	status = acpi_get_object_info(dev_handle, &dinfo);
 	if (ACPI_FAILURE(status)) {
 		DEBPRINT("get_object_info for device failed\n");
 		goto err;
 	}
-	dinfo = buffer.pointer;
 	if (dinfo && (dinfo->valid & ACPI_VALID_ADR) &&
 	    dinfo->address == addr) {
 		*pcidevfn = addr;
diff --git a/drivers/ide/ide-cd.c b/drivers/ide/ide-cd.c
index b79ca419d8d9..64207df8da82 100644
--- a/drivers/ide/ide-cd.c
+++ b/drivers/ide/ide-cd.c
@@ -1686,7 +1686,7 @@ static int idecd_revalidate_disk(struct gendisk *disk)
 	return  0;
 }
 
-static struct block_device_operations idecd_ops = {
+static const struct block_device_operations idecd_ops = {
 	.owner			= THIS_MODULE,
 	.open			= idecd_open,
 	.release		= idecd_release,
diff --git a/drivers/ide/ide-gd.c b/drivers/ide/ide-gd.c
index 214119026b3f..753241429c26 100644
--- a/drivers/ide/ide-gd.c
+++ b/drivers/ide/ide-gd.c
@@ -321,7 +321,7 @@ static int ide_gd_ioctl(struct block_device *bdev, fmode_t mode,
 	return drive->disk_ops->ioctl(drive, bdev, mode, cmd, arg);
 }
 
-static struct block_device_operations ide_gd_ops = {
+static const struct block_device_operations ide_gd_ops = {
 	.owner			= THIS_MODULE,
 	.open			= ide_gd_open,
 	.release		= ide_gd_release,
diff --git a/drivers/ide/ide-ioctls.c b/drivers/ide/ide-ioctls.c
index d3440b5010a5..6e7ae2b6cfc6 100644
--- a/drivers/ide/ide-ioctls.c
+++ b/drivers/ide/ide-ioctls.c
@@ -162,7 +162,7 @@ static int ide_cmd_ioctl(ide_drive_t *drive, unsigned long arg)
 	if (tf->command == ATA_CMD_SET_FEATURES &&
 	    tf->feature == SETFEATURES_XFER &&
 	    tf->nsect >= XFER_SW_DMA_0) {
-		xfer_rate = ide_find_dma_mode(drive, XFER_UDMA_6);
+		xfer_rate = ide_find_dma_mode(drive, tf->nsect);
 		if (xfer_rate != tf->nsect) {
 			err = -EINVAL;
 			goto abort;
diff --git a/drivers/ide/ide-probe.c b/drivers/ide/ide-probe.c
index 8de442cbee94..4d76ba473097 100644
--- a/drivers/ide/ide-probe.c
+++ b/drivers/ide/ide-probe.c
@@ -1046,15 +1046,6 @@ static void ide_port_init_devices(ide_hwif_t *hwif)
 		if (port_ops && port_ops->init_dev)
 			port_ops->init_dev(drive);
 	}
-
-	ide_port_for_each_dev(i, drive, hwif) {
-		/*
-		 * default to PIO Mode 0 before we figure out
-		 * the most suited mode for the attached device
-		 */
-		if (port_ops && port_ops->set_pio_mode)
-			port_ops->set_pio_mode(drive, 0);
-	}
 }
 
 static void ide_init_port(ide_hwif_t *hwif, unsigned int port,
@@ -1212,7 +1203,7 @@ static int ide_find_port_slot(const struct ide_port_info *d)
 {
 	int idx = -ENOENT;
 	u8 bootable = (d && (d->host_flags & IDE_HFLAG_NON_BOOTABLE)) ? 0 : 1;
-	u8 i = (d && (d->host_flags & IDE_HFLAG_QD_2ND_PORT)) ? 1 : 0;;
+	u8 i = (d && (d->host_flags & IDE_HFLAG_QD_2ND_PORT)) ? 1 : 0;
 
 	/*
 	 * Claim an unassigned slot.
diff --git a/drivers/ide/ide-proc.c b/drivers/ide/ide-proc.c
index 28d09a5d8450..017c09540c2f 100644
--- a/drivers/ide/ide-proc.c
+++ b/drivers/ide/ide-proc.c
@@ -273,14 +273,8 @@ static const struct ide_proc_devset ide_generic_settings[] = {
 
 static void proc_ide_settings_warn(void)
 {
-	static int warned;
-
-	if (warned)
-		return;
-
-	printk(KERN_WARNING "Warning: /proc/ide/hd?/settings interface is "
+	printk_once(KERN_WARNING "Warning: /proc/ide/hd?/settings interface is "
 			    "obsolete, and will be removed soon!\n");
-	warned = 1;
 }
 
 static int ide_settings_proc_show(struct seq_file *m, void *v)
diff --git a/drivers/ide/ide-tape.c b/drivers/ide/ide-tape.c
index 9d6f62baac27..58fc920d5c32 100644
--- a/drivers/ide/ide-tape.c
+++ b/drivers/ide/ide-tape.c
@@ -1913,7 +1913,7 @@ static int idetape_ioctl(struct block_device *bdev, fmode_t mode,
 	return err;
 }
 
-static struct block_device_operations idetape_block_ops = {
+static const struct block_device_operations idetape_block_ops = {
 	.owner		= THIS_MODULE,
 	.open		= idetape_open,
 	.release	= idetape_release,
diff --git a/drivers/ide/sis5513.c b/drivers/ide/sis5513.c
index afca22beaadf..3b88eba04c9c 100644
--- a/drivers/ide/sis5513.c
+++ b/drivers/ide/sis5513.c
@@ -2,7 +2,7 @@
  * Copyright (C) 1999-2000	Andre Hedrick <andre@linux-ide.org>
  * Copyright (C) 2002		Lionel Bouton <Lionel.Bouton@inet6.fr>, Maintainer
  * Copyright (C) 2003		Vojtech Pavlik <vojtech@suse.cz>
- * Copyright (C) 2007		Bartlomiej Zolnierkiewicz
+ * Copyright (C) 2007-2009	Bartlomiej Zolnierkiewicz
  *
  * May be copied or modified under the terms of the GNU General Public License
  *
@@ -281,11 +281,13 @@ static void config_drive_art_rwp(ide_drive_t *drive)
 
 	pci_read_config_byte(dev, 0x4b, &reg4bh);
 
+	rw_prefetch = reg4bh & ~(0x11 << drive->dn);
+
 	if (drive->media == ide_disk)
-		rw_prefetch = 0x11 << drive->dn;
+		rw_prefetch |= 0x11 << drive->dn;
 
-	if ((reg4bh & (0x11 << drive->dn)) != rw_prefetch)
-		pci_write_config_byte(dev, 0x4b, reg4bh|rw_prefetch);
+	if (reg4bh != rw_prefetch)
+		pci_write_config_byte(dev, 0x4b, rw_prefetch);
 }
 
 static void sis_set_pio_mode(ide_drive_t *drive, const u8 pio)
diff --git a/drivers/ide/umc8672.c b/drivers/ide/umc8672.c
index 0608d41fb6d0..60f936e2319c 100644
--- a/drivers/ide/umc8672.c
+++ b/drivers/ide/umc8672.c
@@ -170,9 +170,9 @@ static int __init umc8672_init(void)
 		goto out;
 
 	if (umc8672_probe() == 0)
-		return 0;;
+		return 0;
 out:
-	return -ENODEV;;
+	return -ENODEV;
 }
 
 module_init(umc8672_init);
diff --git a/drivers/idle/i7300_idle.c b/drivers/idle/i7300_idle.c
index 949c97ff57e3..1f20a042a4f5 100644
--- a/drivers/idle/i7300_idle.c
+++ b/drivers/idle/i7300_idle.c
@@ -29,8 +29,8 @@
 
 #include <asm/idle.h>
 
-#include "../dma/ioatdma_hw.h"
-#include "../dma/ioatdma_registers.h"
+#include "../dma/ioat/hw.h"
+#include "../dma/ioat/registers.h"
 
 #define I7300_IDLE_DRIVER_VERSION	"1.55"
 #define I7300_PRINT			"i7300_idle:"
@@ -126,9 +126,9 @@ static void i7300_idle_ioat_stop(void)
 		udelay(10);
 
 		sts = readq(ioat_chanbase + IOAT1_CHANSTS_OFFSET) &
-			IOAT_CHANSTS_DMA_TRANSFER_STATUS;
+			IOAT_CHANSTS_STATUS;
 
-		if (sts != IOAT_CHANSTS_DMA_TRANSFER_STATUS_ACTIVE)
+		if (sts != IOAT_CHANSTS_ACTIVE)
 			break;
 
 	}
@@ -160,9 +160,9 @@ static int __init i7300_idle_ioat_selftest(u8 *ctl,
 	udelay(1000);
 
 	chan_sts = readq(ioat_chanbase + IOAT1_CHANSTS_OFFSET) &
-			IOAT_CHANSTS_DMA_TRANSFER_STATUS;
+			IOAT_CHANSTS_STATUS;
 
-	if (chan_sts != IOAT_CHANSTS_DMA_TRANSFER_STATUS_DONE) {
+	if (chan_sts != IOAT_CHANSTS_DONE) {
 		/* Not complete, reset the channel */
 		writeb(IOAT_CHANCMD_RESET,
 		       ioat_chanbase + IOAT1_CHANCMD_OFFSET);
@@ -288,9 +288,9 @@ static void __exit i7300_idle_ioat_exit(void)
 		       ioat_chanbase + IOAT1_CHANCMD_OFFSET);
 
 		chan_sts = readq(ioat_chanbase + IOAT1_CHANSTS_OFFSET) &
-			IOAT_CHANSTS_DMA_TRANSFER_STATUS;
+			IOAT_CHANSTS_STATUS;
 
-		if (chan_sts != IOAT_CHANSTS_DMA_TRANSFER_STATUS_ACTIVE) {
+		if (chan_sts != IOAT_CHANSTS_ACTIVE) {
 			writew(0, ioat_chanbase + IOAT_CHANCTRL_OFFSET);
 			break;
 		}
@@ -298,14 +298,14 @@ static void __exit i7300_idle_ioat_exit(void)
 	}
 
 	chan_sts = readq(ioat_chanbase + IOAT1_CHANSTS_OFFSET) &
-			IOAT_CHANSTS_DMA_TRANSFER_STATUS;
+			IOAT_CHANSTS_STATUS;
 
 	/*
 	 * We tried to reset multiple times. If IO A/T channel is still active
 	 * flag an error and return without cleanup. Memory leak is better
 	 * than random corruption in that extreme error situation.
 	 */
-	if (chan_sts == IOAT_CHANSTS_DMA_TRANSFER_STATUS_ACTIVE) {
+	if (chan_sts == IOAT_CHANSTS_ACTIVE) {
 		printk(KERN_ERR I7300_PRINT "Unable to stop IO A/T channels."
 			" Not freeing resources\n");
 		return;
diff --git a/drivers/ieee1394/dma.c b/drivers/ieee1394/dma.c
index 1aba8c13fe8f..8e7e3344c4b3 100644
--- a/drivers/ieee1394/dma.c
+++ b/drivers/ieee1394/dma.c
@@ -247,7 +247,7 @@ static int dma_region_pagefault(struct vm_area_struct *vma,
 	return 0;
 }
 
-static struct vm_operations_struct dma_region_vm_ops = {
+static const struct vm_operations_struct dma_region_vm_ops = {
 	.fault = dma_region_pagefault,
 };
 
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c
index da5f8829b503..8aa56ac07e29 100644
--- a/drivers/ieee1394/raw1394.c
+++ b/drivers/ieee1394/raw1394.c
@@ -29,6 +29,7 @@
 
 #include <linux/kernel.h>
 #include <linux/list.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/slab.h>
 #include <linux/fs.h>
@@ -2272,8 +2273,10 @@ static ssize_t raw1394_write(struct file *file, const char __user * buffer,
 		return -EFAULT;
 	}
 
-	if (!mutex_trylock(&fi->state_mutex))
+	if (!mutex_trylock(&fi->state_mutex)) {
+		free_pending_request(req);
 		return -EAGAIN;
+	}
 
 	switch (fi->state) {
 	case opened:
diff --git a/drivers/ieee1394/sbp2.c b/drivers/ieee1394/sbp2.c
index 52b25f8b111d..f199896c4113 100644
--- a/drivers/ieee1394/sbp2.c
+++ b/drivers/ieee1394/sbp2.c
@@ -372,8 +372,7 @@ static const struct {
 	/* DViCO Momobay FX-3A with TSB42AA9A bridge */ {
 		.firmware_revision	= 0x002800,
 		.model			= 0x000000,
-		.workarounds		= SBP2_WORKAROUND_DELAY_INQUIRY |
-					  SBP2_WORKAROUND_POWER_CONDITION,
+		.workarounds		= SBP2_WORKAROUND_POWER_CONDITION,
 	},
 	/* Initio bridges, actually only needed for some older ones */ {
 		.firmware_revision	= 0x000200,
diff --git a/drivers/ieee1394/video1394.c b/drivers/ieee1394/video1394.c
index d287ba79821d..949064a05675 100644
--- a/drivers/ieee1394/video1394.c
+++ b/drivers/ieee1394/video1394.c
@@ -30,6 +30,7 @@
  */
 #include <linux/kernel.h>
 #include <linux/list.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/wait.h>
diff --git a/drivers/ieee802154/fakehard.c b/drivers/ieee802154/fakehard.c
index 96a2959ce877..7c544f7c74c4 100644
--- a/drivers/ieee802154/fakehard.c
+++ b/drivers/ieee802154/fakehard.c
@@ -260,15 +260,12 @@ static int ieee802154_fake_close(struct net_device *dev)
 static netdev_tx_t ieee802154_fake_xmit(struct sk_buff *skb,
 					      struct net_device *dev)
 {
-	skb->iif = dev->ifindex;
-	skb->dev = dev;
 	dev->stats.tx_packets++;
 	dev->stats.tx_bytes += skb->len;
 
-	dev->trans_start = jiffies;
-
 	/* FIXME: do hardware work here ... */
 
+	dev_kfree_skb(skb);
 	return NETDEV_TX_OK;
 }
 
diff --git a/drivers/infiniband/core/addr.c b/drivers/infiniband/core/addr.c
index 5be1bd4fc7ed..bd07803e9183 100644
--- a/drivers/infiniband/core/addr.c
+++ b/drivers/infiniband/core/addr.c
@@ -393,7 +393,7 @@ static int addr_resolve_local(struct sockaddr *src_in,
 
 		for_each_netdev(&init_net, dev)
 			if (ipv6_chk_addr(&init_net,
-					  &((struct sockaddr_in6 *) addr)->sin6_addr,
+					  &((struct sockaddr_in6 *) dst_in)->sin6_addr,
 					  dev, 1))
 				break;
 
diff --git a/drivers/infiniband/core/iwcm.c b/drivers/infiniband/core/iwcm.c
index 55d093a36ae4..0f89909abce9 100644
--- a/drivers/infiniband/core/iwcm.c
+++ b/drivers/infiniband/core/iwcm.c
@@ -40,6 +40,7 @@
 #include <linux/idr.h>
 #include <linux/interrupt.h>
 #include <linux/rbtree.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/workqueue.h>
 #include <linux/completion.h>
@@ -362,7 +363,9 @@ static void destroy_cm_id(struct iw_cm_id *cm_id)
 		 * In either case, must tell the provider to reject.
 		 */
 		cm_id_priv->state = IW_CM_STATE_DESTROYING;
+		spin_unlock_irqrestore(&cm_id_priv->lock, flags);
 		cm_id->device->iwcm->reject(cm_id, NULL, 0);
+		spin_lock_irqsave(&cm_id_priv->lock, flags);
 		break;
 	case IW_CM_STATE_CONN_SENT:
 	case IW_CM_STATE_DESTROYING:
diff --git a/drivers/infiniband/core/mad_rmpp.c b/drivers/infiniband/core/mad_rmpp.c
index 57a3c6f947b2..4e0f2829e0e5 100644
--- a/drivers/infiniband/core/mad_rmpp.c
+++ b/drivers/infiniband/core/mad_rmpp.c
@@ -37,7 +37,8 @@
 enum rmpp_state {
 	RMPP_STATE_ACTIVE,
 	RMPP_STATE_TIMEOUT,
-	RMPP_STATE_COMPLETE
+	RMPP_STATE_COMPLETE,
+	RMPP_STATE_CANCELING
 };
 
 struct mad_rmpp_recv {
@@ -87,18 +88,22 @@ void ib_cancel_rmpp_recvs(struct ib_mad_agent_private *agent)
 
 	spin_lock_irqsave(&agent->lock, flags);
 	list_for_each_entry(rmpp_recv, &agent->rmpp_list, list) {
+		if (rmpp_recv->state != RMPP_STATE_COMPLETE)
+			ib_free_recv_mad(rmpp_recv->rmpp_wc);
+		rmpp_recv->state = RMPP_STATE_CANCELING;
+	}
+	spin_unlock_irqrestore(&agent->lock, flags);
+
+	list_for_each_entry(rmpp_recv, &agent->rmpp_list, list) {
 		cancel_delayed_work(&rmpp_recv->timeout_work);
 		cancel_delayed_work(&rmpp_recv->cleanup_work);
 	}
-	spin_unlock_irqrestore(&agent->lock, flags);
 
 	flush_workqueue(agent->qp_info->port_priv->wq);
 
 	list_for_each_entry_safe(rmpp_recv, temp_rmpp_recv,
 				 &agent->rmpp_list, list) {
 		list_del(&rmpp_recv->list);
-		if (rmpp_recv->state != RMPP_STATE_COMPLETE)
-			ib_free_recv_mad(rmpp_recv->rmpp_wc);
 		destroy_rmpp_recv(rmpp_recv);
 	}
 }
@@ -260,6 +265,10 @@ static void recv_cleanup_handler(struct work_struct *work)
 	unsigned long flags;
 
 	spin_lock_irqsave(&rmpp_recv->agent->lock, flags);
+	if (rmpp_recv->state == RMPP_STATE_CANCELING) {
+		spin_unlock_irqrestore(&rmpp_recv->agent->lock, flags);
+		return;
+	}
 	list_del(&rmpp_recv->list);
 	spin_unlock_irqrestore(&rmpp_recv->agent->lock, flags);
 	destroy_rmpp_recv(rmpp_recv);
diff --git a/drivers/infiniband/core/ucm.c b/drivers/infiniband/core/ucm.c
index 51bd9669cb1f..f504c9b00c1b 100644
--- a/drivers/infiniband/core/ucm.c
+++ b/drivers/infiniband/core/ucm.c
@@ -38,6 +38,7 @@
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/file.h>
 #include <linux/mount.h>
 #include <linux/cdev.h>
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c
index 4346a24568fb..bb96d3c4b0f4 100644
--- a/drivers/infiniband/core/ucma.c
+++ b/drivers/infiniband/core/ucma.c
@@ -34,6 +34,7 @@
 #include <linux/file.h>
 #include <linux/mutex.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/idr.h>
 #include <linux/in.h>
 #include <linux/in6.h>
diff --git a/drivers/infiniband/core/user_mad.c b/drivers/infiniband/core/user_mad.c
index 8c46f2257098..7de02969ed7d 100644
--- a/drivers/infiniband/core/user_mad.c
+++ b/drivers/infiniband/core/user_mad.c
@@ -44,6 +44,7 @@
 #include <linux/mutex.h>
 #include <linux/kref.h>
 #include <linux/compat.h>
+#include <linux/sched.h>
 #include <linux/semaphore.h>
 
 #include <asm/uaccess.h>
diff --git a/drivers/infiniband/core/uverbs_main.c b/drivers/infiniband/core/uverbs_main.c
index d3fff9e008a3..aec0fbdfe7f0 100644
--- a/drivers/infiniband/core/uverbs_main.c
+++ b/drivers/infiniband/core/uverbs_main.c
@@ -40,6 +40,7 @@
 #include <linux/err.h>
 #include <linux/fs.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/file.h>
 #include <linux/mount.h>
 #include <linux/cdev.h>
diff --git a/drivers/infiniband/hw/cxgb3/iwch_provider.c b/drivers/infiniband/hw/cxgb3/iwch_provider.c
index 6895523779d0..ed7175549ebd 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_provider.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_provider.c
@@ -37,6 +37,7 @@
 #include <linux/delay.h>
 #include <linux/errno.h>
 #include <linux/list.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/ethtool.h>
 #include <linux/rtnetlink.h>
@@ -1199,11 +1200,14 @@ static int iwch_query_port(struct ib_device *ibdev,
 		props->state = IB_PORT_DOWN;
 	else {
 		inetdev = in_dev_get(netdev);
-		if (inetdev->ifa_list)
-			props->state = IB_PORT_ACTIVE;
-		else
+		if (inetdev) {
+			if (inetdev->ifa_list)
+				props->state = IB_PORT_ACTIVE;
+			else
+				props->state = IB_PORT_INIT;
+			in_dev_put(inetdev);
+		} else
 			props->state = IB_PORT_INIT;
-		in_dev_put(inetdev);
 	}
 
 	props->port_cap_flags =
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 6e8653471941..1cecf98829ac 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -29,6 +29,7 @@
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */
+#include <linux/sched.h>
 #include "iwch_provider.h"
 #include "iwch.h"
 #include "iwch_cm.h"
diff --git a/drivers/infiniband/hw/ehca/ehca_mrmw.c b/drivers/infiniband/hw/ehca/ehca_mrmw.c
index 7663a2a9f130..7550a534005c 100644
--- a/drivers/infiniband/hw/ehca/ehca_mrmw.c
+++ b/drivers/infiniband/hw/ehca/ehca_mrmw.c
@@ -2463,7 +2463,7 @@ int ehca_create_busmap(void)
 	int ret;
 
 	ehca_mr_len = 0;
-	ret = walk_memory_resource(0, 1ULL << MAX_PHYSMEM_BITS, NULL,
+	ret = walk_system_ram_range(0, 1ULL << MAX_PHYSMEM_BITS, NULL,
 				   ehca_create_busmap_callback);
 	return ret;
 }
diff --git a/drivers/infiniband/hw/ehca/ehca_uverbs.c b/drivers/infiniband/hw/ehca/ehca_uverbs.c
index 3cb688d29131..f1565cae8ec6 100644
--- a/drivers/infiniband/hw/ehca/ehca_uverbs.c
+++ b/drivers/infiniband/hw/ehca/ehca_uverbs.c
@@ -95,7 +95,7 @@ static void ehca_mm_close(struct vm_area_struct *vma)
 		     vma->vm_start, vma->vm_end, *count);
 }
 
-static struct vm_operations_struct vm_ops = {
+static const struct vm_operations_struct vm_ops = {
 	.open =	ehca_mm_open,
 	.close = ehca_mm_close,
 };
diff --git a/drivers/infiniband/hw/ipath/ipath_driver.c b/drivers/infiniband/hw/ipath/ipath_driver.c
index 04e88b600558..013d1380e77c 100644
--- a/drivers/infiniband/hw/ipath/ipath_driver.c
+++ b/drivers/infiniband/hw/ipath/ipath_driver.c
@@ -31,6 +31,7 @@
  * SOFTWARE.
  */
 
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/idr.h>
 #include <linux/pci.h>
diff --git a/drivers/infiniband/hw/ipath/ipath_file_ops.c b/drivers/infiniband/hw/ipath/ipath_file_ops.c
index 38a287006612..40dbe54056c7 100644
--- a/drivers/infiniband/hw/ipath/ipath_file_ops.c
+++ b/drivers/infiniband/hw/ipath/ipath_file_ops.c
@@ -1151,7 +1151,7 @@ static int ipath_file_vma_fault(struct vm_area_struct *vma,
 	return 0;
 }
 
-static struct vm_operations_struct ipath_file_vm_ops = {
+static const struct vm_operations_struct ipath_file_vm_ops = {
 	.fault = ipath_file_vma_fault,
 };
 
diff --git a/drivers/infiniband/hw/ipath/ipath_iba6110.c b/drivers/infiniband/hw/ipath/ipath_iba6110.c
index 02831ad070b8..4bd39c8af80f 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba6110.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba6110.c
@@ -809,7 +809,7 @@ static int ipath_setup_ht_reset(struct ipath_devdata *dd)
  * errors.  We only bother to do this at load time, because it's OK if
  * it happened before we were loaded (first time after boot/reset),
  * but any time after that, it's fatal anyway.  Also need to not check
- * for for upper byte errors if we are in 8 bit mode, so figure out
+ * for upper byte errors if we are in 8 bit mode, so figure out
  * our width.  For now, at least, also complain if it's 8 bit.
  */
 static void slave_or_pri_blk(struct ipath_devdata *dd, struct pci_dev *pdev,
diff --git a/drivers/infiniband/hw/ipath/ipath_iba7220.c b/drivers/infiniband/hw/ipath/ipath_iba7220.c
index b2a9d4c155d1..a805402dd4ae 100644
--- a/drivers/infiniband/hw/ipath/ipath_iba7220.c
+++ b/drivers/infiniband/hw/ipath/ipath_iba7220.c
@@ -37,6 +37,7 @@
 
 #include <linux/interrupt.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/delay.h>
 #include <linux/io.h>
 #include <rdma/ib_verbs.h>
diff --git a/drivers/infiniband/hw/ipath/ipath_intr.c b/drivers/infiniband/hw/ipath/ipath_intr.c
index 6c21b4b5ec71..c0a03ac03ee7 100644
--- a/drivers/infiniband/hw/ipath/ipath_intr.c
+++ b/drivers/infiniband/hw/ipath/ipath_intr.c
@@ -33,6 +33,7 @@
 
 #include <linux/pci.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 
 #include "ipath_kernel.h"
 #include "ipath_verbs.h"
diff --git a/drivers/infiniband/hw/ipath/ipath_mmap.c b/drivers/infiniband/hw/ipath/ipath_mmap.c
index fa830e22002f..b28865faf435 100644
--- a/drivers/infiniband/hw/ipath/ipath_mmap.c
+++ b/drivers/infiniband/hw/ipath/ipath_mmap.c
@@ -74,7 +74,7 @@ static void ipath_vma_close(struct vm_area_struct *vma)
 	kref_put(&ip->ref, ipath_release_mmap_info);
 }
 
-static struct vm_operations_struct ipath_vm_ops = {
+static const struct vm_operations_struct ipath_vm_ops = {
 	.open =     ipath_vma_open,
 	.close =    ipath_vma_close,
 };
diff --git a/drivers/infiniband/hw/ipath/ipath_qp.c b/drivers/infiniband/hw/ipath/ipath_qp.c
index 3a5a89b609c4..cb2d3ef2ae12 100644
--- a/drivers/infiniband/hw/ipath/ipath_qp.c
+++ b/drivers/infiniband/hw/ipath/ipath_qp.c
@@ -32,6 +32,7 @@
  */
 
 #include <linux/err.h>
+#include <linux/sched.h>
 #include <linux/vmalloc.h>
 
 #include "ipath_verbs.h"
diff --git a/drivers/infiniband/hw/ipath/ipath_ruc.c b/drivers/infiniband/hw/ipath/ipath_ruc.c
index 2296832f94da..1f95bbaf7602 100644
--- a/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -31,6 +31,7 @@
  * SOFTWARE.
  */
 
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 
 #include "ipath_verbs.h"
diff --git a/drivers/infiniband/hw/ipath/ipath_ud.c b/drivers/infiniband/hw/ipath/ipath_ud.c
index 6076cb61bf6a..7420715256a9 100644
--- a/drivers/infiniband/hw/ipath/ipath_ud.c
+++ b/drivers/infiniband/hw/ipath/ipath_ud.c
@@ -31,6 +31,7 @@
  * SOFTWARE.
  */
 
+#include <linux/sched.h>
 #include <rdma/ib_smi.h>
 
 #include "ipath_verbs.h"
diff --git a/drivers/infiniband/hw/ipath/ipath_user_pages.c b/drivers/infiniband/hw/ipath/ipath_user_pages.c
index 855911e7396d..82878e348627 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_pages.c
+++ b/drivers/infiniband/hw/ipath/ipath_user_pages.c
@@ -33,6 +33,7 @@
 
 #include <linux/mm.h>
 #include <linux/device.h>
+#include <linux/sched.h>
 
 #include "ipath_kernel.h"
 
diff --git a/drivers/infiniband/hw/ipath/ipath_user_sdma.c b/drivers/infiniband/hw/ipath/ipath_user_sdma.c
index 7bff4b9baa0a..be78f6643c06 100644
--- a/drivers/infiniband/hw/ipath/ipath_user_sdma.c
+++ b/drivers/infiniband/hw/ipath/ipath_user_sdma.c
@@ -33,6 +33,7 @@
 #include <linux/types.h>
 #include <linux/device.h>
 #include <linux/dmapool.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/list.h>
 #include <linux/highmem.h>
diff --git a/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c b/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c
index d73e32232879..6923e1d986da 100644
--- a/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c
+++ b/drivers/infiniband/hw/ipath/ipath_verbs_mcast.c
@@ -32,6 +32,7 @@
  */
 
 #include <linux/rculist.h>
+#include <linux/sched.h>
 
 #include "ipath_verbs.h"
 
diff --git a/drivers/infiniband/hw/mthca/mthca_catas.c b/drivers/infiniband/hw/mthca/mthca_catas.c
index 056b2a4c6970..0aa0110e4b6c 100644
--- a/drivers/infiniband/hw/mthca/mthca_catas.c
+++ b/drivers/infiniband/hw/mthca/mthca_catas.c
@@ -68,11 +68,16 @@ static void catas_reset(struct work_struct *work)
 	spin_unlock_irq(&catas_lock);
 
 	list_for_each_entry_safe(dev, tmpdev, &tlist, catas_err.list) {
+		struct pci_dev *pdev = dev->pdev;
 		ret = __mthca_restart_one(dev->pdev);
+		/* 'dev' now is not valid */
 		if (ret)
-			mthca_err(dev, "Reset failed (%d)\n", ret);
-		else
-			mthca_dbg(dev, "Reset succeeded\n");
+			printk(KERN_ERR "mthca %s: Reset failed (%d)\n",
+			       pci_name(pdev), ret);
+		else {
+			struct mthca_dev *d = pci_get_drvdata(pdev);
+			mthca_dbg(d, "Reset succeeded\n");
+		}
 	}
 
 	mutex_unlock(&mthca_device_mutex);
diff --git a/drivers/infiniband/hw/nes/nes_nic.c b/drivers/infiniband/hw/nes/nes_nic.c
index 538e409d4515..e593af3354b8 100644
--- a/drivers/infiniband/hw/nes/nes_nic.c
+++ b/drivers/infiniband/hw/nes/nes_nic.c
@@ -1566,7 +1566,6 @@ static const struct net_device_ops nes_netdev_ops = {
 	.ndo_set_mac_address	= nes_netdev_set_mac_address,
 	.ndo_set_multicast_list = nes_netdev_set_multicast_list,
 	.ndo_change_mtu		= nes_netdev_change_mtu,
-	.ndo_set_mac_address 	= eth_mac_addr,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_vlan_rx_register 	= nes_netdev_vlan_rx_register,
 };
diff --git a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
index 25874fc680c9..8763c1ea5eb4 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_multicast.c
@@ -362,12 +362,19 @@ void ipoib_mcast_carrier_on_task(struct work_struct *work)
 {
 	struct ipoib_dev_priv *priv = container_of(work, struct ipoib_dev_priv,
 						   carrier_on_task);
+	struct ib_port_attr attr;
 
 	/*
 	 * Take rtnl_lock to avoid racing with ipoib_stop() and
 	 * turning the carrier back on while a device is being
 	 * removed.
 	 */
+	if (ib_query_port(priv->ca, priv->port, &attr) ||
+	    attr.state != IB_PORT_ACTIVE) {
+		ipoib_dbg(priv, "Keeping carrier off until IB port is active\n");
+		return;
+	}
+
 	rtnl_lock();
 	netif_carrier_on(priv->dev);
 	rtnl_unlock();
diff --git a/drivers/infiniband/ulp/iser/iscsi_iser.c b/drivers/infiniband/ulp/iser/iscsi_iser.c
index 0ba6ec876296..add9188663ff 100644
--- a/drivers/infiniband/ulp/iser/iscsi_iser.c
+++ b/drivers/infiniband/ulp/iser/iscsi_iser.c
@@ -426,7 +426,7 @@ iscsi_iser_session_create(struct iscsi_endpoint *ep,
 	 * because we preallocate so many resources
 	 */
 	cls_session = iscsi_session_setup(&iscsi_iser_transport, shost,
-					  ISCSI_DEF_XMIT_CMDS_MAX,
+					  ISCSI_DEF_XMIT_CMDS_MAX, 0,
 					  sizeof(struct iscsi_iser_task),
 					  initial_cmdsn, 0);
 	if (!cls_session)
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 1148140d08a1..dee6706038aa 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -13,6 +13,7 @@
 #define EVDEV_BUFFER_SIZE	64
 
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/init.h>
diff --git a/drivers/input/ff-core.c b/drivers/input/ff-core.c
index 72c63e5dd630..38df81fcdc3a 100644
--- a/drivers/input/ff-core.c
+++ b/drivers/input/ff-core.c
@@ -337,16 +337,16 @@ int input_ff_create(struct input_dev *dev, int max_effects)
 	dev->ff = ff;
 	dev->flush = flush_effects;
 	dev->event = input_ff_event;
-	set_bit(EV_FF, dev->evbit);
+	__set_bit(EV_FF, dev->evbit);
 
 	/* Copy "true" bits into ff device bitmap */
 	for (i = 0; i <= FF_MAX; i++)
 		if (test_bit(i, dev->ffbit))
-			set_bit(i, ff->ffbit);
+			__set_bit(i, ff->ffbit);
 
 	/* we can emulate RUMBLE with periodic effects */
 	if (test_bit(FF_PERIODIC, ff->ffbit))
-		set_bit(FF_RUMBLE, dev->ffbit);
+		__set_bit(FF_RUMBLE, dev->ffbit);
 
 	return 0;
 }
@@ -362,12 +362,14 @@ EXPORT_SYMBOL_GPL(input_ff_create);
  */
 void input_ff_destroy(struct input_dev *dev)
 {
-	clear_bit(EV_FF, dev->evbit);
-	if (dev->ff) {
-		if (dev->ff->destroy)
-			dev->ff->destroy(dev->ff);
-		kfree(dev->ff->private);
-		kfree(dev->ff);
+	struct ff_device *ff = dev->ff;
+
+	__clear_bit(EV_FF, dev->evbit);
+	if (ff) {
+		if (ff->destroy)
+			ff->destroy(ff);
+		kfree(ff->private);
+		kfree(ff);
 		dev->ff = NULL;
 	}
 }
diff --git a/drivers/input/ff-memless.c b/drivers/input/ff-memless.c
index 2d1415e16834..b483b2995fa9 100644
--- a/drivers/input/ff-memless.c
+++ b/drivers/input/ff-memless.c
@@ -61,7 +61,6 @@ struct ml_device {
 	struct ml_effect_state states[FF_MEMLESS_EFFECTS];
 	int gain;
 	struct timer_list timer;
-	spinlock_t timer_lock;
 	struct input_dev *dev;
 
 	int (*play_effect)(struct input_dev *dev, void *data,
@@ -368,38 +367,38 @@ static void ml_effect_timer(unsigned long timer_data)
 {
 	struct input_dev *dev = (struct input_dev *)timer_data;
 	struct ml_device *ml = dev->ff->private;
+	unsigned long flags;
 
 	debug("timer: updating effects");
 
-	spin_lock(&ml->timer_lock);
+	spin_lock_irqsave(&dev->event_lock, flags);
 	ml_play_effects(ml);
-	spin_unlock(&ml->timer_lock);
+	spin_unlock_irqrestore(&dev->event_lock, flags);
 }
 
+/*
+ * Sets requested gain for FF effects. Called with dev->event_lock held.
+ */
 static void ml_ff_set_gain(struct input_dev *dev, u16 gain)
 {
 	struct ml_device *ml = dev->ff->private;
 	int i;
 
-	spin_lock_bh(&ml->timer_lock);
-
 	ml->gain = gain;
 
 	for (i = 0; i < FF_MEMLESS_EFFECTS; i++)
 		__clear_bit(FF_EFFECT_PLAYING, &ml->states[i].flags);
 
 	ml_play_effects(ml);
-
-	spin_unlock_bh(&ml->timer_lock);
 }
 
+/*
+ * Start/stop specified FF effect. Called with dev->event_lock held.
+ */
 static int ml_ff_playback(struct input_dev *dev, int effect_id, int value)
 {
 	struct ml_device *ml = dev->ff->private;
 	struct ml_effect_state *state = &ml->states[effect_id];
-	unsigned long flags;
-
-	spin_lock_irqsave(&ml->timer_lock, flags);
 
 	if (value > 0) {
 		debug("initiated play");
@@ -425,8 +424,6 @@ static int ml_ff_playback(struct input_dev *dev, int effect_id, int value)
 		ml_play_effects(ml);
 	}
 
-	spin_unlock_irqrestore(&ml->timer_lock, flags);
-
 	return 0;
 }
 
@@ -436,7 +433,7 @@ static int ml_ff_upload(struct input_dev *dev,
 	struct ml_device *ml = dev->ff->private;
 	struct ml_effect_state *state = &ml->states[effect->id];
 
-	spin_lock_bh(&ml->timer_lock);
+	spin_lock_irq(&dev->event_lock);
 
 	if (test_bit(FF_EFFECT_STARTED, &state->flags)) {
 		__clear_bit(FF_EFFECT_PLAYING, &state->flags);
@@ -448,7 +445,7 @@ static int ml_ff_upload(struct input_dev *dev,
 		ml_schedule_timer(ml);
 	}
 
-	spin_unlock_bh(&ml->timer_lock);
+	spin_unlock_irq(&dev->event_lock);
 
 	return 0;
 }
@@ -482,7 +479,6 @@ int input_ff_create_memless(struct input_dev *dev, void *data,
 	ml->private = data;
 	ml->play_effect = play_effect;
 	ml->gain = 0xffff;
-	spin_lock_init(&ml->timer_lock);
 	setup_timer(&ml->timer, ml_effect_timer, (unsigned long)dev);
 
 	set_bit(FF_GAIN, dev->ffbit);
diff --git a/drivers/input/input.c b/drivers/input/input.c
index 851791d955f3..2266ecbfbc01 100644
--- a/drivers/input/input.c
+++ b/drivers/input/input.c
@@ -11,11 +11,13 @@
  */
 
 #include <linux/init.h>
+#include <linux/types.h>
 #include <linux/input.h>
 #include <linux/module.h>
 #include <linux/random.h>
 #include <linux/major.h>
 #include <linux/proc_fs.h>
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/poll.h>
 #include <linux/device.h>
@@ -514,7 +516,7 @@ static void input_disconnect_device(struct input_dev *dev)
 	 * that there are no threads in the middle of input_open_device()
 	 */
 	mutex_lock(&dev->mutex);
-	dev->going_away = 1;
+	dev->going_away = true;
 	mutex_unlock(&dev->mutex);
 
 	spin_lock_irq(&dev->event_lock);
@@ -780,10 +782,29 @@ static unsigned int input_proc_devices_poll(struct file *file, poll_table *wait)
 	return 0;
 }
 
+union input_seq_state {
+	struct {
+		unsigned short pos;
+		bool mutex_acquired;
+	};
+	void *p;
+};
+
 static void *input_devices_seq_start(struct seq_file *seq, loff_t *pos)
 {
-	if (mutex_lock_interruptible(&input_mutex))
-		return NULL;
+	union input_seq_state *state = (union input_seq_state *)&seq->private;
+	int error;
+
+	/* We need to fit into seq->private pointer */
+	BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+	error = mutex_lock_interruptible(&input_mutex);
+	if (error) {
+		state->mutex_acquired = false;
+		return ERR_PTR(error);
+	}
+
+	state->mutex_acquired = true;
 
 	return seq_list_start(&input_dev_list, *pos);
 }
@@ -793,9 +814,12 @@ static void *input_devices_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 	return seq_list_next(v, &input_dev_list, pos);
 }
 
-static void input_devices_seq_stop(struct seq_file *seq, void *v)
+static void input_seq_stop(struct seq_file *seq, void *v)
 {
-	mutex_unlock(&input_mutex);
+	union input_seq_state *state = (union input_seq_state *)&seq->private;
+
+	if (state->mutex_acquired)
+		mutex_unlock(&input_mutex);
 }
 
 static void input_seq_print_bitmap(struct seq_file *seq, const char *name,
@@ -859,7 +883,7 @@ static int input_devices_seq_show(struct seq_file *seq, void *v)
 static const struct seq_operations input_devices_seq_ops = {
 	.start	= input_devices_seq_start,
 	.next	= input_devices_seq_next,
-	.stop	= input_devices_seq_stop,
+	.stop	= input_seq_stop,
 	.show	= input_devices_seq_show,
 };
 
@@ -879,40 +903,49 @@ static const struct file_operations input_devices_fileops = {
 
 static void *input_handlers_seq_start(struct seq_file *seq, loff_t *pos)
 {
-	if (mutex_lock_interruptible(&input_mutex))
-		return NULL;
+	union input_seq_state *state = (union input_seq_state *)&seq->private;
+	int error;
+
+	/* We need to fit into seq->private pointer */
+	BUILD_BUG_ON(sizeof(union input_seq_state) != sizeof(seq->private));
+
+	error = mutex_lock_interruptible(&input_mutex);
+	if (error) {
+		state->mutex_acquired = false;
+		return ERR_PTR(error);
+	}
+
+	state->mutex_acquired = true;
+	state->pos = *pos;
 
-	seq->private = (void *)(unsigned long)*pos;
 	return seq_list_start(&input_handler_list, *pos);
 }
 
 static void *input_handlers_seq_next(struct seq_file *seq, void *v, loff_t *pos)
 {
-	seq->private = (void *)(unsigned long)(*pos + 1);
-	return seq_list_next(v, &input_handler_list, pos);
-}
+	union input_seq_state *state = (union input_seq_state *)&seq->private;
 
-static void input_handlers_seq_stop(struct seq_file *seq, void *v)
-{
-	mutex_unlock(&input_mutex);
+	state->pos = *pos + 1;
+	return seq_list_next(v, &input_handler_list, pos);
 }
 
 static int input_handlers_seq_show(struct seq_file *seq, void *v)
 {
 	struct input_handler *handler = container_of(v, struct input_handler, node);
+	union input_seq_state *state = (union input_seq_state *)&seq->private;
 
-	seq_printf(seq, "N: Number=%ld Name=%s",
-		   (unsigned long)seq->private, handler->name);
+	seq_printf(seq, "N: Number=%u Name=%s", state->pos, handler->name);
 	if (handler->fops)
 		seq_printf(seq, " Minor=%d", handler->minor);
 	seq_putc(seq, '\n');
 
 	return 0;
 }
+
 static const struct seq_operations input_handlers_seq_ops = {
 	.start	= input_handlers_seq_start,
 	.next	= input_handlers_seq_next,
-	.stop	= input_handlers_seq_stop,
+	.stop	= input_seq_stop,
 	.show	= input_handlers_seq_show,
 };
 
@@ -1259,20 +1292,88 @@ static int input_dev_uevent(struct device *device, struct kobj_uevent_env *env)
 	return 0;
 }
 
+#define INPUT_DO_TOGGLE(dev, type, bits, on)				\
+	do {								\
+		int i;							\
+		bool active;						\
+									\
+		if (!test_bit(EV_##type, dev->evbit))			\
+			break;						\
+									\
+		for (i = 0; i < type##_MAX; i++) {			\
+			if (!test_bit(i, dev->bits##bit))		\
+				continue;				\
+									\
+			active = test_bit(i, dev->bits);		\
+			if (!active && !on)				\
+				continue;				\
+									\
+			dev->event(dev, EV_##type, i, on ? active : 0);	\
+		}							\
+	} while (0)
+
+#ifdef CONFIG_PM
+static void input_dev_reset(struct input_dev *dev, bool activate)
+{
+	if (!dev->event)
+		return;
+
+	INPUT_DO_TOGGLE(dev, LED, led, activate);
+	INPUT_DO_TOGGLE(dev, SND, snd, activate);
+
+	if (activate && test_bit(EV_REP, dev->evbit)) {
+		dev->event(dev, EV_REP, REP_PERIOD, dev->rep[REP_PERIOD]);
+		dev->event(dev, EV_REP, REP_DELAY, dev->rep[REP_DELAY]);
+	}
+}
+
+static int input_dev_suspend(struct device *dev)
+{
+	struct input_dev *input_dev = to_input_dev(dev);
+
+	mutex_lock(&input_dev->mutex);
+	input_dev_reset(input_dev, false);
+	mutex_unlock(&input_dev->mutex);
+
+	return 0;
+}
+
+static int input_dev_resume(struct device *dev)
+{
+	struct input_dev *input_dev = to_input_dev(dev);
+
+	mutex_lock(&input_dev->mutex);
+	input_dev_reset(input_dev, true);
+	mutex_unlock(&input_dev->mutex);
+
+	return 0;
+}
+
+static const struct dev_pm_ops input_dev_pm_ops = {
+	.suspend	= input_dev_suspend,
+	.resume		= input_dev_resume,
+	.poweroff	= input_dev_suspend,
+	.restore	= input_dev_resume,
+};
+#endif /* CONFIG_PM */
+
 static struct device_type input_dev_type = {
 	.groups		= input_dev_attr_groups,
 	.release	= input_dev_release,
 	.uevent		= input_dev_uevent,
+#ifdef CONFIG_PM
+	.pm		= &input_dev_pm_ops,
+#endif
 };
 
-static char *input_nodename(struct device *dev)
+static char *input_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "input/%s", dev_name(dev));
 }
 
 struct class input_class = {
 	.name		= "input",
-	.nodename	= input_nodename,
+	.devnode	= input_devnode,
 };
 EXPORT_SYMBOL_GPL(input_class);
 
diff --git a/drivers/input/joydev.c b/drivers/input/joydev.c
index 901b2525993e..b1bd6dd32286 100644
--- a/drivers/input/joydev.c
+++ b/drivers/input/joydev.c
@@ -18,6 +18,7 @@
 #include <linux/input.h>
 #include <linux/kernel.h>
 #include <linux/major.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/mm.h>
 #include <linux/miscdevice.h>
diff --git a/drivers/input/joystick/xpad.c b/drivers/input/joystick/xpad.c
index 2388cf578a62..79e3edcced1a 100644
--- a/drivers/input/joystick/xpad.c
+++ b/drivers/input/joystick/xpad.c
@@ -143,6 +143,7 @@ static const struct xpad_device {
 	{ 0x12ab, 0x8809, "Xbox DDR dancepad", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
 	{ 0x1430, 0x4748, "RedOctane Guitar Hero X-plorer", MAP_DPAD_TO_AXES, XTYPE_XBOX360 },
 	{ 0x1430, 0x8888, "TX6500+ Dance Pad (first generation)", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX },
+	{ 0x146b, 0x0601, "BigBen Interactive XBOX 360 Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX360 },
 	{ 0x045e, 0x028e, "Microsoft X-Box 360 pad", MAP_DPAD_TO_AXES, XTYPE_XBOX360 },
 	{ 0x1bad, 0x0003, "Harmonix Rock Band Drumkit", MAP_DPAD_TO_BUTTONS, XTYPE_XBOX360 },
 	{ 0xffff, 0xffff, "Chinese-made Xbox Controller", MAP_DPAD_TO_AXES, XTYPE_XBOX },
@@ -209,6 +210,7 @@ static struct usb_device_id xpad_table [] = {
 	XPAD_XBOX360_VENDOR(0x0738),		/* Mad Catz X-Box 360 controllers */
 	XPAD_XBOX360_VENDOR(0x0e6f),		/* 0x0e6f X-Box 360 controllers */
 	XPAD_XBOX360_VENDOR(0x1430),		/* RedOctane X-Box 360 controllers */
+	XPAD_XBOX360_VENDOR(0x146b),		/* BigBen Interactive Controllers */
 	XPAD_XBOX360_VENDOR(0x1bad),		/* Rock Band Drums */
 	{ }
 };
diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig
index 3525c19be428..ee98b1bc5d89 100644
--- a/drivers/input/keyboard/Kconfig
+++ b/drivers/input/keyboard/Kconfig
@@ -24,6 +24,16 @@ config KEYBOARD_AAED2000
 	  To compile this driver as a module, choose M here: the
 	  module will be called aaed2000_kbd.
 
+config KEYBOARD_ADP5588
+	tristate "ADP5588 I2C QWERTY Keypad and IO Expander"
+	depends on I2C
+	help
+	  Say Y here if you want to use a ADP5588 attached to your
+	  system I2C bus.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called adp5588-keys.
+
 config KEYBOARD_AMIGA
 	tristate "Amiga keyboard"
 	depends on AMIGA
@@ -104,6 +114,16 @@ config KEYBOARD_ATKBD_RDI_KEYCODES
 	  right-hand column will be interpreted as the key shown in the
 	  left-hand column.
 
+config QT2160
+	tristate "Atmel AT42QT2160 Touch Sensor Chip"
+	depends on I2C && EXPERIMENTAL
+	help
+	  If you say yes here you get support for Atmel AT42QT2160 Touch
+	  Sensor chip as a keyboard input.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called qt2160.
+
 config KEYBOARD_BFIN
 	tristate "Blackfin BF54x keypad support"
 	depends on (BF54x && !BF544)
@@ -251,6 +271,17 @@ config KEYBOARD_MAPLE
 	  To compile this driver as a module, choose M here: the
 	  module will be called maple_keyb.
 
+config KEYBOARD_MAX7359
+	tristate "Maxim MAX7359 Key Switch Controller"
+	depends on I2C
+	help
+	  If you say yes here you get support for the Maxim MAX7359 Key
+	  Switch Controller chip. This providers microprocessors with
+	  management of up to 64 key switches
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called max7359_keypad.
+
 config KEYBOARD_NEWTON
 	tristate "Newton keyboard"
 	select SERIO
@@ -260,6 +291,15 @@ config KEYBOARD_NEWTON
 	  To compile this driver as a module, choose M here: the
 	  module will be called newtonkbd.
 
+config KEYBOARD_OPENCORES
+	tristate "OpenCores Keyboard Controller"
+	help
+	  Say Y here if you want to use the OpenCores Keyboard Controller
+	  http://www.opencores.org/project,keyboardcontroller
+
+	  To compile this driver as a module, choose M here; the
+	  module will be called opencores-kbd.
+
 config KEYBOARD_PXA27x
 	tristate "PXA27x/PXA3xx keypad support"
 	depends on PXA27x || PXA3xx
diff --git a/drivers/input/keyboard/Makefile b/drivers/input/keyboard/Makefile
index 8a7a22b30266..babad5e58b77 100644
--- a/drivers/input/keyboard/Makefile
+++ b/drivers/input/keyboard/Makefile
@@ -5,6 +5,7 @@
 # Each configuration option enables a list of files.
 
 obj-$(CONFIG_KEYBOARD_AAED2000)		+= aaed2000_kbd.o
+obj-$(CONFIG_KEYBOARD_ADP5588)		+= adp5588-keys.o
 obj-$(CONFIG_KEYBOARD_AMIGA)		+= amikbd.o
 obj-$(CONFIG_KEYBOARD_ATARI)		+= atakbd.o
 obj-$(CONFIG_KEYBOARD_ATKBD)		+= atkbd.o
@@ -21,10 +22,13 @@ obj-$(CONFIG_KEYBOARD_LM8323)		+= lm8323.o
 obj-$(CONFIG_KEYBOARD_LOCOMO)		+= locomokbd.o
 obj-$(CONFIG_KEYBOARD_MAPLE)		+= maple_keyb.o
 obj-$(CONFIG_KEYBOARD_MATRIX)		+= matrix_keypad.o
+obj-$(CONFIG_KEYBOARD_MAX7359)		+= max7359_keypad.o
 obj-$(CONFIG_KEYBOARD_NEWTON)		+= newtonkbd.o
 obj-$(CONFIG_KEYBOARD_OMAP)		+= omap-keypad.o
+obj-$(CONFIG_KEYBOARD_OPENCORES)	+= opencores-kbd.o
 obj-$(CONFIG_KEYBOARD_PXA27x)		+= pxa27x_keypad.o
 obj-$(CONFIG_KEYBOARD_PXA930_ROTARY)	+= pxa930_rotary.o
+obj-$(CONFIG_KEYBOARD_QT2160)		+= qt2160.o
 obj-$(CONFIG_KEYBOARD_SH_KEYSC)		+= sh_keysc.o
 obj-$(CONFIG_KEYBOARD_SPITZ)		+= spitzkbd.o
 obj-$(CONFIG_KEYBOARD_STOWAWAY)		+= stowaway.o
diff --git a/drivers/input/keyboard/adp5588-keys.c b/drivers/input/keyboard/adp5588-keys.c
new file mode 100644
index 000000000000..d48c808d5928
--- /dev/null
+++ b/drivers/input/keyboard/adp5588-keys.c
@@ -0,0 +1,361 @@
+/*
+ * File: drivers/input/keyboard/adp5588_keys.c
+ * Description:  keypad driver for ADP5588 I2C QWERTY Keypad and IO Expander
+ * Bugs: Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Copyright (C) 2008-2009 Analog Devices Inc.
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/module.h>
+#include <linux/version.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/irq.h>
+#include <linux/workqueue.h>
+#include <linux/errno.h>
+#include <linux/pm.h>
+#include <linux/platform_device.h>
+#include <linux/input.h>
+#include <linux/i2c.h>
+
+#include <linux/i2c/adp5588.h>
+
+ /* Configuration Register1 */
+#define AUTO_INC	(1 << 7)
+#define GPIEM_CFG	(1 << 6)
+#define OVR_FLOW_M	(1 << 5)
+#define INT_CFG		(1 << 4)
+#define OVR_FLOW_IEN	(1 << 3)
+#define K_LCK_IM	(1 << 2)
+#define GPI_IEN		(1 << 1)
+#define KE_IEN		(1 << 0)
+
+/* Interrupt Status Register */
+#define CMP2_INT	(1 << 5)
+#define CMP1_INT	(1 << 4)
+#define OVR_FLOW_INT	(1 << 3)
+#define K_LCK_INT	(1 << 2)
+#define GPI_INT		(1 << 1)
+#define KE_INT		(1 << 0)
+
+/* Key Lock and Event Counter Register */
+#define K_LCK_EN	(1 << 6)
+#define LCK21		0x30
+#define KEC		0xF
+
+/* Key Event Register xy */
+#define KEY_EV_PRESSED		(1 << 7)
+#define KEY_EV_MASK		(0x7F)
+
+#define KP_SEL(x)		(0xFFFF >> (16 - x))	/* 2^x-1 */
+
+#define KEYP_MAX_EVENT		10
+
+/*
+ * Early pre 4.0 Silicon required to delay readout by at least 25ms,
+ * since the Event Counter Register updated 25ms after the interrupt
+ * asserted.
+ */
+#define WA_DELAYED_READOUT_REVID(rev)		((rev) < 4)
+
+struct adp5588_kpad {
+	struct i2c_client *client;
+	struct input_dev *input;
+	struct delayed_work work;
+	unsigned long delay;
+	unsigned short keycode[ADP5588_KEYMAPSIZE];
+};
+
+static int adp5588_read(struct i2c_client *client, u8 reg)
+{
+	int ret = i2c_smbus_read_byte_data(client, reg);
+
+	if (ret < 0)
+		dev_err(&client->dev, "Read Error\n");
+
+	return ret;
+}
+
+static int adp5588_write(struct i2c_client *client, u8 reg, u8 val)
+{
+	return i2c_smbus_write_byte_data(client, reg, val);
+}
+
+static void adp5588_work(struct work_struct *work)
+{
+	struct adp5588_kpad *kpad = container_of(work,
+						struct adp5588_kpad, work.work);
+	struct i2c_client *client = kpad->client;
+	int i, key, status, ev_cnt;
+
+	status = adp5588_read(client, INT_STAT);
+
+	if (status & OVR_FLOW_INT)	/* Unlikely and should never happen */
+		dev_err(&client->dev, "Event Overflow Error\n");
+
+	if (status & KE_INT) {
+		ev_cnt = adp5588_read(client, KEY_LCK_EC_STAT) & KEC;
+		if (ev_cnt) {
+			for (i = 0; i < ev_cnt; i++) {
+				key = adp5588_read(client, Key_EVENTA + i);
+				input_report_key(kpad->input,
+					kpad->keycode[(key & KEY_EV_MASK) - 1],
+					key & KEY_EV_PRESSED);
+			}
+			input_sync(kpad->input);
+		}
+	}
+	adp5588_write(client, INT_STAT, status); /* Status is W1C */
+}
+
+static irqreturn_t adp5588_irq(int irq, void *handle)
+{
+	struct adp5588_kpad *kpad = handle;
+
+	/*
+	 * use keventd context to read the event fifo registers
+	 * Schedule readout at least 25ms after notification for
+	 * REVID < 4
+	 */
+
+	schedule_delayed_work(&kpad->work, kpad->delay);
+
+	return IRQ_HANDLED;
+}
+
+static int __devinit adp5588_setup(struct i2c_client *client)
+{
+	struct adp5588_kpad_platform_data *pdata = client->dev.platform_data;
+	int i, ret;
+
+	ret = adp5588_write(client, KP_GPIO1, KP_SEL(pdata->rows));
+	ret |= adp5588_write(client, KP_GPIO2, KP_SEL(pdata->cols) & 0xFF);
+	ret |= adp5588_write(client, KP_GPIO3, KP_SEL(pdata->cols) >> 8);
+
+	if (pdata->en_keylock) {
+		ret |= adp5588_write(client, UNLOCK1, pdata->unlock_key1);
+		ret |= adp5588_write(client, UNLOCK2, pdata->unlock_key2);
+		ret |= adp5588_write(client, KEY_LCK_EC_STAT, K_LCK_EN);
+	}
+
+	for (i = 0; i < KEYP_MAX_EVENT; i++)
+		ret |= adp5588_read(client, Key_EVENTA);
+
+	ret |= adp5588_write(client, INT_STAT, CMP2_INT | CMP1_INT |
+					OVR_FLOW_INT | K_LCK_INT |
+					GPI_INT | KE_INT); /* Status is W1C */
+
+	ret |= adp5588_write(client, CFG, INT_CFG | OVR_FLOW_IEN | KE_IEN);
+
+	if (ret < 0) {
+		dev_err(&client->dev, "Write Error\n");
+		return ret;
+	}
+
+	return 0;
+}
+
+static int __devinit adp5588_probe(struct i2c_client *client,
+					const struct i2c_device_id *id)
+{
+	struct adp5588_kpad *kpad;
+	struct adp5588_kpad_platform_data *pdata = client->dev.platform_data;
+	struct input_dev *input;
+	unsigned int revid;
+	int ret, i;
+	int error;
+
+	if (!i2c_check_functionality(client->adapter,
+					I2C_FUNC_SMBUS_BYTE_DATA)) {
+		dev_err(&client->dev, "SMBUS Byte Data not Supported\n");
+		return -EIO;
+	}
+
+	if (!pdata) {
+		dev_err(&client->dev, "no platform data?\n");
+		return -EINVAL;
+	}
+
+	if (!pdata->rows || !pdata->cols || !pdata->keymap) {
+		dev_err(&client->dev, "no rows, cols or keymap from pdata\n");
+		return -EINVAL;
+	}
+
+	if (pdata->keymapsize != ADP5588_KEYMAPSIZE) {
+		dev_err(&client->dev, "invalid keymapsize\n");
+		return -EINVAL;
+	}
+
+	if (!client->irq) {
+		dev_err(&client->dev, "no IRQ?\n");
+		return -EINVAL;
+	}
+
+	kpad = kzalloc(sizeof(*kpad), GFP_KERNEL);
+	input = input_allocate_device();
+	if (!kpad || !input) {
+		error = -ENOMEM;
+		goto err_free_mem;
+	}
+
+	kpad->client = client;
+	kpad->input = input;
+	INIT_DELAYED_WORK(&kpad->work, adp5588_work);
+
+	ret = adp5588_read(client, DEV_ID);
+	if (ret < 0) {
+		error = ret;
+		goto err_free_mem;
+	}
+
+	revid = (u8) ret & ADP5588_DEVICE_ID_MASK;
+	if (WA_DELAYED_READOUT_REVID(revid))
+		kpad->delay = msecs_to_jiffies(30);
+
+	input->name = client->name;
+	input->phys = "adp5588-keys/input0";
+	input->dev.parent = &client->dev;
+
+	input_set_drvdata(input, kpad);
+
+	input->id.bustype = BUS_I2C;
+	input->id.vendor = 0x0001;
+	input->id.product = 0x0001;
+	input->id.version = revid;
+
+	input->keycodesize = sizeof(kpad->keycode[0]);
+	input->keycodemax = pdata->keymapsize;
+	input->keycode = kpad->keycode;
+
+	memcpy(kpad->keycode, pdata->keymap,
+		pdata->keymapsize * input->keycodesize);
+
+	/* setup input device */
+	__set_bit(EV_KEY, input->evbit);
+
+	if (pdata->repeat)
+		__set_bit(EV_REP, input->evbit);
+
+	for (i = 0; i < input->keycodemax; i++)
+		__set_bit(kpad->keycode[i] & KEY_MAX, input->keybit);
+	__clear_bit(KEY_RESERVED, input->keybit);
+
+	error = input_register_device(input);
+	if (error) {
+		dev_err(&client->dev, "unable to register input device\n");
+		goto err_free_mem;
+	}
+
+	error = request_irq(client->irq, adp5588_irq,
+			    IRQF_TRIGGER_FALLING | IRQF_DISABLED,
+			    client->dev.driver->name, kpad);
+	if (error) {
+		dev_err(&client->dev, "irq %d busy?\n", client->irq);
+		goto err_unreg_dev;
+	}
+
+	error = adp5588_setup(client);
+	if (error)
+		goto err_free_irq;
+
+	device_init_wakeup(&client->dev, 1);
+	i2c_set_clientdata(client, kpad);
+
+	dev_info(&client->dev, "Rev.%d keypad, irq %d\n", revid, client->irq);
+	return 0;
+
+ err_free_irq:
+	free_irq(client->irq, kpad);
+ err_unreg_dev:
+	input_unregister_device(input);
+	input = NULL;
+ err_free_mem:
+	input_free_device(input);
+	kfree(kpad);
+
+	return error;
+}
+
+static int __devexit adp5588_remove(struct i2c_client *client)
+{
+	struct adp5588_kpad *kpad = i2c_get_clientdata(client);
+
+	adp5588_write(client, CFG, 0);
+	free_irq(client->irq, kpad);
+	cancel_delayed_work_sync(&kpad->work);
+	input_unregister_device(kpad->input);
+	i2c_set_clientdata(client, NULL);
+	kfree(kpad);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int adp5588_suspend(struct device *dev)
+{
+	struct adp5588_kpad *kpad = dev_get_drvdata(dev);
+	struct i2c_client *client = kpad->client;
+
+	disable_irq(client->irq);
+	cancel_delayed_work_sync(&kpad->work);
+
+	if (device_may_wakeup(&client->dev))
+		enable_irq_wake(client->irq);
+
+	return 0;
+}
+
+static int adp5588_resume(struct device *dev)
+{
+	struct adp5588_kpad *kpad = dev_get_drvdata(dev);
+	struct i2c_client *client = kpad->client;
+
+	if (device_may_wakeup(&client->dev))
+		disable_irq_wake(client->irq);
+
+	enable_irq(client->irq);
+
+	return 0;
+}
+
+static struct dev_pm_ops adp5588_dev_pm_ops = {
+	.suspend = adp5588_suspend,
+	.resume  = adp5588_resume,
+};
+#endif
+
+static const struct i2c_device_id adp5588_id[] = {
+	{ KBUILD_MODNAME, 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, adp5588_id);
+
+static struct i2c_driver adp5588_driver = {
+	.driver = {
+		.name = KBUILD_MODNAME,
+#ifdef CONFIG_PM
+		.pm   = &adp5588_dev_pm_ops,
+#endif
+	},
+	.probe    = adp5588_probe,
+	.remove   = __devexit_p(adp5588_remove),
+	.id_table = adp5588_id,
+};
+
+static int __init adp5588_init(void)
+{
+	return i2c_add_driver(&adp5588_driver);
+}
+module_init(adp5588_init);
+
+static void __exit adp5588_exit(void)
+{
+	i2c_del_driver(&adp5588_driver);
+}
+module_exit(adp5588_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("ADP5588 Keypad driver");
+MODULE_ALIAS("platform:adp5588-keys");
diff --git a/drivers/input/keyboard/atkbd.c b/drivers/input/keyboard/atkbd.c
index c9523e48c6ad..28e6110d1ff8 100644
--- a/drivers/input/keyboard/atkbd.c
+++ b/drivers/input/keyboard/atkbd.c
@@ -229,10 +229,11 @@ struct atkbd {
 };
 
 /*
- * System-specific ketymap fixup routine
+ * System-specific keymap fixup routine
  */
 static void (*atkbd_platform_fixup)(struct atkbd *, const void *data);
 static void *atkbd_platform_fixup_data;
+static unsigned int (*atkbd_platform_scancode_fixup)(struct atkbd *, unsigned int);
 
 static ssize_t atkbd_attr_show_helper(struct device *dev, char *buf,
 				ssize_t (*handler)(struct atkbd *, char *));
@@ -393,6 +394,9 @@ static irqreturn_t atkbd_interrupt(struct serio *serio, unsigned char data,
 
 	input_event(dev, EV_MSC, MSC_RAW, code);
 
+	if (atkbd_platform_scancode_fixup)
+		code = atkbd_platform_scancode_fixup(atkbd, code);
+
 	if (atkbd->translated) {
 
 		if (atkbd->emul || atkbd_need_xlate(atkbd->xl_bit, code)) {
@@ -574,11 +578,22 @@ static void atkbd_event_work(struct work_struct *work)
 
 	mutex_lock(&atkbd->event_mutex);
 
-	if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
-		atkbd_set_leds(atkbd);
+	if (!atkbd->enabled) {
+		/*
+		 * Serio ports are resumed asynchronously so while driver core
+		 * thinks that device is already fully operational in reality
+		 * it may not be ready yet. In this case we need to keep
+		 * rescheduling till reconnect completes.
+		 */
+		schedule_delayed_work(&atkbd->event_work,
+					msecs_to_jiffies(100));
+	} else {
+		if (test_and_clear_bit(ATKBD_LED_EVENT_BIT, &atkbd->event_mask))
+			atkbd_set_leds(atkbd);
 
-	if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
-		atkbd_set_repeat_rate(atkbd);
+		if (test_and_clear_bit(ATKBD_REP_EVENT_BIT, &atkbd->event_mask))
+			atkbd_set_repeat_rate(atkbd);
+	}
 
 	mutex_unlock(&atkbd->event_mutex);
 }
@@ -770,13 +785,13 @@ static int atkbd_select_set(struct atkbd *atkbd, int target_set, int allow_extra
 	return 3;
 }
 
-static int atkbd_activate(struct atkbd *atkbd)
+static int atkbd_reset_state(struct atkbd *atkbd)
 {
-	struct ps2dev *ps2dev = &atkbd->ps2dev;
+        struct ps2dev *ps2dev = &atkbd->ps2dev;
 	unsigned char param[1];
 
 /*
- * Set the LEDs to a defined state.
+ * Set the LEDs to a predefined state (all off).
  */
 
 	param[0] = 0;
@@ -791,6 +806,13 @@ static int atkbd_activate(struct atkbd *atkbd)
 	if (ps2_command(ps2dev, param, ATKBD_CMD_SETREP))
 		return -1;
 
+	return 0;
+}
+
+static int atkbd_activate(struct atkbd *atkbd)
+{
+	struct ps2dev *ps2dev = &atkbd->ps2dev;
+
 /*
  * Enable the keyboard to receive keystrokes.
  */
@@ -869,29 +891,6 @@ static unsigned int atkbd_hp_forced_release_keys[] = {
 };
 
 /*
- * Inventec system with broken key release on volume keys
- */
-static unsigned int atkbd_inventec_forced_release_keys[] = {
-	0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP Pavilion ZV6100 laptop that doesn't generate release
- * for its volume buttons
- */
-static unsigned int atkbd_hp_zv6100_forced_release_keys[] = {
-	0xae, 0xb0, -1U
-};
-
-/*
- * Perform fixup for HP (Compaq) Presario R4000 R4100 R4200 that don't generate
- * release for their volume buttons
- */
-static unsigned int atkbd_hp_r4000_forced_release_keys[] = {
-	0xae, 0xb0, -1U
-};
-
-/*
  * Samsung NC10,NC20 with Fn+F? key release not working
  */
 static unsigned int atkbd_samsung_forced_release_keys[] = {
@@ -899,14 +898,6 @@ static unsigned int atkbd_samsung_forced_release_keys[] = {
 };
 
 /*
- * The volume up and volume down special keys on a Fujitsu Amilo PA 1510 laptop
- * do not generate release events so we have to do it ourselves.
- */
-static unsigned int atkbd_amilo_pa1510_forced_release_keys[] = {
-	0xb0, 0xae, -1U
-};
-
-/*
  * Amilo Pi 3525 key release for Fn+Volume keys not working
  */
 static unsigned int atkbd_amilo_pi3525_forced_release_keys[] = {
@@ -928,6 +919,30 @@ static unsigned int atkdb_soltech_ta12_forced_release_keys[] = {
 };
 
 /*
+ * Many notebooks don't send key release event for volume up/down
+ * keys, with key list below common among them
+ */
+static unsigned int atkbd_volume_forced_release_keys[] = {
+	0xae, 0xb0, -1U
+};
+
+/*
+ * OQO 01+ multimedia keys (64--66) generate e0 6x upon release whereas
+ * they should be generating e4-e6 (0x80 | code).
+ */
+static unsigned int atkbd_oqo_01plus_scancode_fixup(struct atkbd *atkbd,
+						    unsigned int code)
+{
+	if (atkbd->translated && atkbd->emul == 1 &&
+	    (code == 0x64 || code == 0x65 || code == 0x66)) {
+		atkbd->emul = 0;
+		code |= 0x80;
+	}
+
+	return code;
+}
+
+/*
  * atkbd_set_keycode_table() initializes keyboard's keycode table
  * according to the selected scancode set
  */
@@ -1104,6 +1119,7 @@ static int atkbd_connect(struct serio *serio, struct serio_driver *drv)
 		}
 
 		atkbd->set = atkbd_select_set(atkbd, atkbd_set, atkbd_extra);
+		atkbd_reset_state(atkbd);
 		atkbd_activate(atkbd);
 
 	} else {
@@ -1159,13 +1175,17 @@ static int atkbd_reconnect(struct serio *serio)
 
 		atkbd_activate(atkbd);
 
-/*
- * Restore repeat rate and LEDs (that were reset by atkbd_activate)
- * to pre-resume state
- */
+		/*
+		 * Restore LED state and repeat rate. While input core
+		 * will do this for us at resume time reconnect may happen
+		 * because user requested it via sysfs or simply because
+		 * keyboard was unplugged and plugged in again so we need
+		 * to do it ourselves here.
+		 */
+		atkbd_set_leds(atkbd);
 		if (!atkbd->softrepeat)
 			atkbd_set_repeat_rate(atkbd);
-		atkbd_set_leds(atkbd);
+
 	}
 
 	atkbd_enable(atkbd);
@@ -1292,6 +1312,7 @@ static ssize_t atkbd_set_extra(struct atkbd *atkbd, const char *buf, size_t coun
 
 		atkbd->dev = new_dev;
 		atkbd->set = atkbd_select_set(atkbd, atkbd->set, value);
+		atkbd_reset_state(atkbd);
 		atkbd_activate(atkbd);
 		atkbd_set_keycode_table(atkbd);
 		atkbd_set_device_attrs(atkbd);
@@ -1413,6 +1434,7 @@ static ssize_t atkbd_set_set(struct atkbd *atkbd, const char *buf, size_t count)
 
 		atkbd->dev = new_dev;
 		atkbd->set = atkbd_select_set(atkbd, value, atkbd->extra);
+		atkbd_reset_state(atkbd);
 		atkbd_activate(atkbd);
 		atkbd_set_keycode_table(atkbd);
 		atkbd_set_device_attrs(atkbd);
@@ -1538,6 +1560,13 @@ static int __init atkbd_setup_forced_release(const struct dmi_system_id *id)
 	return 0;
 }
 
+static int __init atkbd_setup_scancode_fixup(const struct dmi_system_id *id)
+{
+	atkbd_platform_scancode_fixup = id->driver_data;
+
+	return 0;
+}
+
 static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 	{
 		.ident = "Dell Laptop",
@@ -1573,7 +1602,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "Pavilion ZV6100"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_hp_zv6100_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "HP Presario R4000",
@@ -1582,7 +1611,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4000"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_hp_r4000_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "HP Presario R4100",
@@ -1591,7 +1620,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4100"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_hp_r4000_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "HP Presario R4200",
@@ -1600,7 +1629,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "Presario R4200"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_hp_r4000_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "Inventec Symphony",
@@ -1609,7 +1638,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "SYMPHONY 6.0/7.0"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_inventec_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "Samsung NC10",
@@ -1645,7 +1674,7 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 1510"),
 		},
 		.callback = atkbd_setup_forced_release,
-		.driver_data = atkbd_amilo_pa1510_forced_release_keys,
+		.driver_data = atkbd_volume_forced_release_keys,
 	},
 	{
 		.ident = "Fujitsu Amilo Pi 3525",
@@ -1674,6 +1703,15 @@ static struct dmi_system_id atkbd_dmi_quirk_table[] __initdata = {
 		.callback = atkbd_setup_forced_release,
 		.driver_data = atkdb_soltech_ta12_forced_release_keys,
 	},
+	{
+		.ident = "OQO Model 01+",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "OQO"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "ZEPTO"),
+		},
+		.callback = atkbd_setup_scancode_fixup,
+		.driver_data = atkbd_oqo_01plus_scancode_fixup,
+	},
 	{ }
 };
 
diff --git a/drivers/input/keyboard/gpio_keys.c b/drivers/input/keyboard/gpio_keys.c
index a88aff3816a0..77d130914259 100644
--- a/drivers/input/keyboard/gpio_keys.c
+++ b/drivers/input/keyboard/gpio_keys.c
@@ -147,6 +147,7 @@ static int __devinit gpio_keys_probe(struct platform_device *pdev)
 		}
 
 		error = request_irq(irq, gpio_keys_isr,
+				    IRQF_SHARED |
 				    IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
 				    button->desc ? button->desc : "gpio_keys",
 				    bdata);
diff --git a/drivers/input/keyboard/hilkbd.c b/drivers/input/keyboard/hilkbd.c
index e9d639ec283d..5f72440b50c8 100644
--- a/drivers/input/keyboard/hilkbd.c
+++ b/drivers/input/keyboard/hilkbd.c
@@ -24,6 +24,7 @@
 #include <linux/interrupt.h>
 #include <linux/hil.h>
 #include <linux/io.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <asm/irq.h>
 #ifdef CONFIG_HP300
diff --git a/drivers/input/keyboard/max7359_keypad.c b/drivers/input/keyboard/max7359_keypad.c
new file mode 100644
index 000000000000..3b5b948eba39
--- /dev/null
+++ b/drivers/input/keyboard/max7359_keypad.c
@@ -0,0 +1,330 @@
+/*
+ * max7359_keypad.c - MAX7359 Key Switch Controller Driver
+ *
+ * Copyright (C) 2009 Samsung Electronics
+ * Kim Kyuwon <q1.kim@samsung.com>
+ *
+ * Based on pxa27x_keypad.c
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Datasheet: http://www.maxim-ic.com/quick_view2.cfm/qv_pk/5456
+ */
+
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/input/matrix_keypad.h>
+
+#define MAX7359_MAX_KEY_ROWS	8
+#define MAX7359_MAX_KEY_COLS	8
+#define MAX7359_MAX_KEY_NUM	(MAX7359_MAX_KEY_ROWS * MAX7359_MAX_KEY_COLS)
+#define MAX7359_ROW_SHIFT	3
+
+/*
+ * MAX7359 registers
+ */
+#define MAX7359_REG_KEYFIFO	0x00
+#define MAX7359_REG_CONFIG	0x01
+#define MAX7359_REG_DEBOUNCE	0x02
+#define MAX7359_REG_INTERRUPT	0x03
+#define MAX7359_REG_PORTS	0x04
+#define MAX7359_REG_KEYREP	0x05
+#define MAX7359_REG_SLEEP	0x06
+
+/*
+ * Configuration register bits
+ */
+#define MAX7359_CFG_SLEEP	(1 << 7)
+#define MAX7359_CFG_INTERRUPT	(1 << 5)
+#define MAX7359_CFG_KEY_RELEASE	(1 << 3)
+#define MAX7359_CFG_WAKEUP	(1 << 1)
+#define MAX7359_CFG_TIMEOUT	(1 << 0)
+
+/*
+ * Autosleep register values (ms)
+ */
+#define MAX7359_AUTOSLEEP_8192	0x01
+#define MAX7359_AUTOSLEEP_4096	0x02
+#define MAX7359_AUTOSLEEP_2048	0x03
+#define MAX7359_AUTOSLEEP_1024	0x04
+#define MAX7359_AUTOSLEEP_512	0x05
+#define MAX7359_AUTOSLEEP_256	0x06
+
+struct max7359_keypad {
+	/* matrix key code map */
+	unsigned short keycodes[MAX7359_MAX_KEY_NUM];
+
+	struct input_dev *input_dev;
+	struct i2c_client *client;
+};
+
+static int max7359_write_reg(struct i2c_client *client, u8 reg, u8 val)
+{
+	int ret = i2c_smbus_write_byte_data(client, reg, val);
+
+	if (ret < 0)
+		dev_err(&client->dev, "%s: reg 0x%x, val 0x%x, err %d\n",
+			__func__, reg, val, ret);
+	return ret;
+}
+
+static int max7359_read_reg(struct i2c_client *client, int reg)
+{
+	int ret = i2c_smbus_read_byte_data(client, reg);
+
+	if (ret < 0)
+		dev_err(&client->dev, "%s: reg 0x%x, err %d\n",
+			__func__, reg, ret);
+	return ret;
+}
+
+static void max7359_build_keycode(struct max7359_keypad *keypad,
+				const struct matrix_keymap_data *keymap_data)
+{
+	struct input_dev *input_dev = keypad->input_dev;
+	int i;
+
+	for (i = 0; i < keymap_data->keymap_size; i++) {
+		unsigned int key = keymap_data->keymap[i];
+		unsigned int row = KEY_ROW(key);
+		unsigned int col = KEY_COL(key);
+		unsigned int scancode = MATRIX_SCAN_CODE(row, col,
+						MAX7359_ROW_SHIFT);
+		unsigned short keycode = KEY_VAL(key);
+
+		keypad->keycodes[scancode] = keycode;
+		__set_bit(keycode, input_dev->keybit);
+	}
+	__clear_bit(KEY_RESERVED, input_dev->keybit);
+}
+
+/* runs in an IRQ thread -- can (and will!) sleep */
+static irqreturn_t max7359_interrupt(int irq, void *dev_id)
+{
+	struct max7359_keypad *keypad = dev_id;
+	struct input_dev *input_dev = keypad->input_dev;
+	int val, row, col, release, code;
+
+	val = max7359_read_reg(keypad->client, MAX7359_REG_KEYFIFO);
+	row = val & 0x7;
+	col = (val >> 3) & 0x7;
+	release = val & 0x40;
+
+	code = MATRIX_SCAN_CODE(row, col, MAX7359_ROW_SHIFT);
+
+	dev_dbg(&keypad->client->dev,
+		"key[%d:%d] %s\n", row, col, release ? "release" : "press");
+
+	input_event(input_dev, EV_MSC, MSC_SCAN, code);
+	input_report_key(input_dev, keypad->keycodes[code], !release);
+	input_sync(input_dev);
+
+	return IRQ_HANDLED;
+}
+
+/*
+ * Let MAX7359 fall into a deep sleep:
+ * If no keys are pressed, enter sleep mode for 8192 ms. And if any
+ * key is pressed, the MAX7359 returns to normal operating mode.
+ */
+static inline void max7359_fall_deepsleep(struct i2c_client *client)
+{
+	max7359_write_reg(client, MAX7359_REG_SLEEP, MAX7359_AUTOSLEEP_8192);
+}
+
+/*
+ * Let MAX7359 take a catnap:
+ * Autosleep just for 256 ms.
+ */
+static inline void max7359_take_catnap(struct i2c_client *client)
+{
+	max7359_write_reg(client, MAX7359_REG_SLEEP, MAX7359_AUTOSLEEP_256);
+}
+
+static int max7359_open(struct input_dev *dev)
+{
+	struct max7359_keypad *keypad = input_get_drvdata(dev);
+
+	max7359_take_catnap(keypad->client);
+
+	return 0;
+}
+
+static void max7359_close(struct input_dev *dev)
+{
+	struct max7359_keypad *keypad = input_get_drvdata(dev);
+
+	max7359_fall_deepsleep(keypad->client);
+}
+
+static void max7359_initialize(struct i2c_client *client)
+{
+	max7359_write_reg(client, MAX7359_REG_CONFIG,
+		MAX7359_CFG_INTERRUPT | /* Irq clears after host read */
+		MAX7359_CFG_KEY_RELEASE | /* Key release enable */
+		MAX7359_CFG_WAKEUP); /* Key press wakeup enable */
+
+	/* Full key-scan functionality */
+	max7359_write_reg(client, MAX7359_REG_DEBOUNCE, 0x1F);
+
+	/* nINT asserts every debounce cycles */
+	max7359_write_reg(client, MAX7359_REG_INTERRUPT, 0x01);
+
+	max7359_fall_deepsleep(client);
+}
+
+static int __devinit max7359_probe(struct i2c_client *client,
+					const struct i2c_device_id *id)
+{
+	const struct matrix_keymap_data *keymap_data = client->dev.platform_data;
+	struct max7359_keypad *keypad;
+	struct input_dev *input_dev;
+	int ret;
+	int error;
+
+	if (!client->irq) {
+		dev_err(&client->dev, "The irq number should not be zero\n");
+		return -EINVAL;
+	}
+
+	/* Detect MAX7359: The initial Keys FIFO value is '0x3F' */
+	ret = max7359_read_reg(client, MAX7359_REG_KEYFIFO);
+	if (ret < 0) {
+		dev_err(&client->dev, "failed to detect device\n");
+		return -ENODEV;
+	}
+
+	dev_dbg(&client->dev, "keys FIFO is 0x%02x\n", ret);
+
+	keypad = kzalloc(sizeof(struct max7359_keypad), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!keypad || !input_dev) {
+		dev_err(&client->dev, "failed to allocate memory\n");
+		error = -ENOMEM;
+		goto failed_free_mem;
+	}
+
+	keypad->client = client;
+	keypad->input_dev = input_dev;
+
+	input_dev->name = client->name;
+	input_dev->id.bustype = BUS_I2C;
+	input_dev->open = max7359_open;
+	input_dev->close = max7359_close;
+	input_dev->dev.parent = &client->dev;
+
+	input_dev->evbit[0] = BIT_MASK(EV_KEY) | BIT_MASK(EV_REP);
+	input_dev->keycodesize = sizeof(keypad->keycodes[0]);
+	input_dev->keycodemax = ARRAY_SIZE(keypad->keycodes);
+	input_dev->keycode = keypad->keycodes;
+
+	input_set_capability(input_dev, EV_MSC, MSC_SCAN);
+	input_set_drvdata(input_dev, keypad);
+
+	max7359_build_keycode(keypad, keymap_data);
+
+	error = request_threaded_irq(client->irq, NULL, max7359_interrupt,
+				     IRQF_TRIGGER_LOW | IRQF_ONESHOT,
+				     client->name, keypad);
+	if (error) {
+		dev_err(&client->dev, "failed to register interrupt\n");
+		goto failed_free_mem;
+	}
+
+	/* Register the input device */
+	error = input_register_device(input_dev);
+	if (error) {
+		dev_err(&client->dev, "failed to register input device\n");
+		goto failed_free_irq;
+	}
+
+	/* Initialize MAX7359 */
+	max7359_initialize(client);
+
+	i2c_set_clientdata(client, keypad);
+	device_init_wakeup(&client->dev, 1);
+
+	return 0;
+
+failed_free_irq:
+	free_irq(client->irq, keypad);
+failed_free_mem:
+	input_free_device(input_dev);
+	kfree(keypad);
+	return error;
+}
+
+static int __devexit max7359_remove(struct i2c_client *client)
+{
+	struct max7359_keypad *keypad = i2c_get_clientdata(client);
+
+	free_irq(client->irq, keypad);
+	input_unregister_device(keypad->input_dev);
+	i2c_set_clientdata(client, NULL);
+	kfree(keypad);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int max7359_suspend(struct i2c_client *client, pm_message_t mesg)
+{
+	max7359_fall_deepsleep(client);
+
+	if (device_may_wakeup(&client->dev))
+		enable_irq_wake(client->irq);
+
+	return 0;
+}
+
+static int max7359_resume(struct i2c_client *client)
+{
+	if (device_may_wakeup(&client->dev))
+		disable_irq_wake(client->irq);
+
+	/* Restore the default setting */
+	max7359_take_catnap(client);
+
+	return 0;
+}
+#else
+#define max7359_suspend	NULL
+#define max7359_resume	NULL
+#endif
+
+static const struct i2c_device_id max7359_ids[] = {
+	{ "max7359", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, max7359_ids);
+
+static struct i2c_driver max7359_i2c_driver = {
+	.driver = {
+		.name = "max7359",
+	},
+	.probe		= max7359_probe,
+	.remove		= __devexit_p(max7359_remove),
+	.suspend	= max7359_suspend,
+	.resume		= max7359_resume,
+	.id_table	= max7359_ids,
+};
+
+static int __init max7359_init(void)
+{
+	return i2c_add_driver(&max7359_i2c_driver);
+}
+module_init(max7359_init);
+
+static void __exit max7359_exit(void)
+{
+	i2c_del_driver(&max7359_i2c_driver);
+}
+module_exit(max7359_exit);
+
+MODULE_AUTHOR("Kim Kyuwon <q1.kim@samsung.com>");
+MODULE_DESCRIPTION("MAX7359 Key Switch Controller Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/input/keyboard/opencores-kbd.c b/drivers/input/keyboard/opencores-kbd.c
new file mode 100644
index 000000000000..78cccddbf551
--- /dev/null
+++ b/drivers/input/keyboard/opencores-kbd.c
@@ -0,0 +1,180 @@
+/*
+ * OpenCores Keyboard Controller Driver
+ * http://www.opencores.org/project,keyboardcontroller
+ *
+ * Copyright 2007-2009 HV Sistemas S.L.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/input.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/ioport.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+struct opencores_kbd {
+	struct input_dev *input;
+	struct resource *addr_res;
+	void __iomem *addr;
+	int irq;
+	unsigned short keycodes[128];
+};
+
+static irqreturn_t opencores_kbd_isr(int irq, void *dev_id)
+{
+	struct opencores_kbd *opencores_kbd = dev_id;
+	struct input_dev *input = opencores_kbd->input;
+	unsigned char c;
+
+	c = readb(opencores_kbd->addr);
+	input_report_key(input, c & 0x7f, c & 0x80 ? 0 : 1);
+	input_sync(input);
+
+	return IRQ_HANDLED;
+}
+
+static int __devinit opencores_kbd_probe(struct platform_device *pdev)
+{
+	struct input_dev *input;
+	struct opencores_kbd *opencores_kbd;
+	struct resource *res;
+	int irq, i, error;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		dev_err(&pdev->dev, "missing board memory resource\n");
+		return -EINVAL;
+	}
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0) {
+		dev_err(&pdev->dev, "missing board IRQ resource\n");
+		return -EINVAL;
+	}
+
+	opencores_kbd = kzalloc(sizeof(*opencores_kbd), GFP_KERNEL);
+	input = input_allocate_device();
+	if (!opencores_kbd || !input) {
+		dev_err(&pdev->dev, "failed to allocate device structures\n");
+		error = -ENOMEM;
+		goto err_free_mem;
+	}
+
+	opencores_kbd->addr_res = res;
+	res = request_mem_region(res->start, resource_size(res), pdev->name);
+	if (!res) {
+		dev_err(&pdev->dev, "failed to request I/O memory\n");
+		error = -EBUSY;
+		goto err_free_mem;
+	}
+
+	opencores_kbd->addr = ioremap(res->start, resource_size(res));
+	if (!opencores_kbd->addr) {
+		dev_err(&pdev->dev, "failed to remap I/O memory\n");
+		error = -ENXIO;
+		goto err_rel_mem;
+	}
+
+	opencores_kbd->input = input;
+	opencores_kbd->irq = irq;
+
+	input->name = pdev->name;
+	input->phys = "opencores-kbd/input0";
+	input->dev.parent = &pdev->dev;
+
+	input_set_drvdata(input, opencores_kbd);
+
+	input->id.bustype = BUS_HOST;
+	input->id.vendor = 0x0001;
+	input->id.product = 0x0001;
+	input->id.version = 0x0100;
+
+	input->keycode = opencores_kbd->keycodes;
+	input->keycodesize = sizeof(opencores_kbd->keycodes[0]);
+	input->keycodemax = ARRAY_SIZE(opencores_kbd->keycodes);
+
+	__set_bit(EV_KEY, input->evbit);
+
+	for (i = 0; i < ARRAY_SIZE(opencores_kbd->keycodes); i++) {
+		/*
+		 * OpenCores controller happens to have scancodes match
+		 * our KEY_* definitions.
+		 */
+		opencores_kbd->keycodes[i] = i;
+		__set_bit(opencores_kbd->keycodes[i], input->keybit);
+	}
+	__clear_bit(KEY_RESERVED, input->keybit);
+
+	error = request_irq(irq, &opencores_kbd_isr,
+			    IRQF_TRIGGER_RISING, pdev->name, opencores_kbd);
+	if (error) {
+		dev_err(&pdev->dev, "unable to claim irq %d\n", irq);
+		goto err_unmap_mem;
+	}
+
+	error = input_register_device(input);
+	if (error) {
+		dev_err(&pdev->dev, "unable to register input device\n");
+		goto err_free_irq;
+	}
+
+	platform_set_drvdata(pdev, opencores_kbd);
+
+	return 0;
+
+ err_free_irq:
+	free_irq(irq, opencores_kbd);
+ err_unmap_mem:
+	iounmap(opencores_kbd->addr);
+ err_rel_mem:
+	release_mem_region(res->start, resource_size(res));
+ err_free_mem:
+	input_free_device(input);
+	kfree(opencores_kbd);
+
+	return error;
+}
+
+static int __devexit opencores_kbd_remove(struct platform_device *pdev)
+{
+	struct opencores_kbd *opencores_kbd = platform_get_drvdata(pdev);
+
+	free_irq(opencores_kbd->irq, opencores_kbd);
+
+	iounmap(opencores_kbd->addr);
+	release_mem_region(opencores_kbd->addr_res->start,
+		resource_size(opencores_kbd->addr_res));
+	input_unregister_device(opencores_kbd->input);
+	kfree(opencores_kbd);
+
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver opencores_kbd_device_driver = {
+	.probe    = opencores_kbd_probe,
+	.remove   = __devexit_p(opencores_kbd_remove),
+	.driver   = {
+		.name = "opencores-kbd",
+	},
+};
+
+static int __init opencores_kbd_init(void)
+{
+	return platform_driver_register(&opencores_kbd_device_driver);
+}
+module_init(opencores_kbd_init);
+
+static void __exit opencores_kbd_exit(void)
+{
+	platform_driver_unregister(&opencores_kbd_device_driver);
+}
+module_exit(opencores_kbd_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Javier Herrero <jherrero@hvsistemas.es>");
+MODULE_DESCRIPTION("Keyboard driver for OpenCores Keyboard Controller");
diff --git a/drivers/input/keyboard/qt2160.c b/drivers/input/keyboard/qt2160.c
new file mode 100644
index 000000000000..191cc51d6cf8
--- /dev/null
+++ b/drivers/input/keyboard/qt2160.c
@@ -0,0 +1,397 @@
+/*
+ *  qt2160.c - Atmel AT42QT2160 Touch Sense Controller
+ *
+ *  Copyright (C) 2009 Raphael Derosso Pereira <raphaelpereira@gmail.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/jiffies.h>
+#include <linux/i2c.h>
+#include <linux/irq.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+
+#define QT2160_VALID_CHIPID  0x11
+
+#define QT2160_CMD_CHIPID     0
+#define QT2160_CMD_CODEVER    1
+#define QT2160_CMD_GSTAT      2
+#define QT2160_CMD_KEYS3      3
+#define QT2160_CMD_KEYS4      4
+#define QT2160_CMD_SLIDE      5
+#define QT2160_CMD_GPIOS      6
+#define QT2160_CMD_SUBVER     7
+#define QT2160_CMD_CALIBRATE  10
+
+#define QT2160_CYCLE_INTERVAL	(2*HZ)
+
+static unsigned char qt2160_key2code[] = {
+	KEY_0, KEY_1, KEY_2, KEY_3,
+	KEY_4, KEY_5, KEY_6, KEY_7,
+	KEY_8, KEY_9, KEY_A, KEY_B,
+	KEY_C, KEY_D, KEY_E, KEY_F,
+};
+
+struct qt2160_data {
+	struct i2c_client *client;
+	struct input_dev *input;
+	struct delayed_work dwork;
+	spinlock_t lock;        /* Protects canceling/rescheduling of dwork */
+	unsigned short keycodes[ARRAY_SIZE(qt2160_key2code)];
+	u16 key_matrix;
+};
+
+static int qt2160_read_block(struct i2c_client *client,
+			     u8 inireg, u8 *buffer, unsigned int count)
+{
+	int error, idx = 0;
+
+	/*
+	 * Can't use SMBus block data read. Check for I2C functionality to speed
+	 * things up whenever possible. Otherwise we will be forced to read
+	 * sequentially.
+	 */
+	if (i2c_check_functionality(client->adapter, I2C_FUNC_I2C))	{
+
+		error = i2c_smbus_write_byte(client, inireg + idx);
+		if (error) {
+			dev_err(&client->dev,
+				"couldn't send request. Returned %d\n", error);
+			return error;
+		}
+
+		error = i2c_master_recv(client, buffer, count);
+		if (error != count) {
+			dev_err(&client->dev,
+				"couldn't read registers. Returned %d bytes\n", error);
+			return error;
+		}
+	} else {
+
+		while (count--) {
+			int data;
+
+			error = i2c_smbus_write_byte(client, inireg + idx);
+			if (error) {
+				dev_err(&client->dev,
+					"couldn't send request. Returned %d\n", error);
+				return error;
+			}
+
+			data = i2c_smbus_read_byte(client);
+			if (data < 0) {
+				dev_err(&client->dev,
+					"couldn't read register. Returned %d\n", data);
+				return data;
+			}
+
+			buffer[idx++] = data;
+		}
+	}
+
+	return 0;
+}
+
+static int qt2160_get_key_matrix(struct qt2160_data *qt2160)
+{
+	struct i2c_client *client = qt2160->client;
+	struct input_dev *input = qt2160->input;
+	u8 regs[6];
+	u16 old_matrix, new_matrix;
+	int ret, i, mask;
+
+	dev_dbg(&client->dev, "requesting keys...\n");
+
+	/*
+	 * Read all registers from General Status Register
+	 * to GPIOs register
+	 */
+	ret = qt2160_read_block(client, QT2160_CMD_GSTAT, regs, 6);
+	if (ret) {
+		dev_err(&client->dev,
+			"could not perform chip read.\n");
+		return ret;
+	}
+
+	old_matrix = qt2160->key_matrix;
+	qt2160->key_matrix = new_matrix = (regs[2] << 8) | regs[1];
+
+	mask = 0x01;
+	for (i = 0; i < 16; ++i, mask <<= 1) {
+		int keyval = new_matrix & mask;
+
+		if ((old_matrix & mask) != keyval) {
+			input_report_key(input, qt2160->keycodes[i], keyval);
+			dev_dbg(&client->dev, "key %d %s\n",
+				i, keyval ? "pressed" : "released");
+		}
+	}
+
+	input_sync(input);
+
+	return 0;
+}
+
+static irqreturn_t qt2160_irq(int irq, void *_qt2160)
+{
+	struct qt2160_data *qt2160 = _qt2160;
+	unsigned long flags;
+
+	spin_lock_irqsave(&qt2160->lock, flags);
+
+	__cancel_delayed_work(&qt2160->dwork);
+	schedule_delayed_work(&qt2160->dwork, 0);
+
+	spin_unlock_irqrestore(&qt2160->lock, flags);
+
+	return IRQ_HANDLED;
+}
+
+static void qt2160_schedule_read(struct qt2160_data *qt2160)
+{
+	spin_lock_irq(&qt2160->lock);
+	schedule_delayed_work(&qt2160->dwork, QT2160_CYCLE_INTERVAL);
+	spin_unlock_irq(&qt2160->lock);
+}
+
+static void qt2160_worker(struct work_struct *work)
+{
+	struct qt2160_data *qt2160 =
+		container_of(work, struct qt2160_data, dwork.work);
+
+	dev_dbg(&qt2160->client->dev, "worker\n");
+
+	qt2160_get_key_matrix(qt2160);
+
+	/* Avoid device lock up by checking every so often */
+	qt2160_schedule_read(qt2160);
+}
+
+static int __devinit qt2160_read(struct i2c_client *client, u8 reg)
+{
+	int ret;
+
+	ret = i2c_smbus_write_byte(client, reg);
+	if (ret) {
+		dev_err(&client->dev,
+			"couldn't send request. Returned %d\n", ret);
+		return ret;
+	}
+
+	ret = i2c_smbus_read_byte(client);
+	if (ret < 0) {
+		dev_err(&client->dev,
+			"couldn't read register. Returned %d\n", ret);
+		return ret;
+	}
+
+	return ret;
+}
+
+static int __devinit qt2160_write(struct i2c_client *client, u8 reg, u8 data)
+{
+	int error;
+
+	error = i2c_smbus_write_byte(client, reg);
+	if (error) {
+		dev_err(&client->dev,
+			"couldn't send request. Returned %d\n", error);
+		return error;
+	}
+
+	error = i2c_smbus_write_byte(client, data);
+	if (error) {
+		dev_err(&client->dev,
+			"couldn't write data. Returned %d\n", error);
+		return error;
+	}
+
+	return error;
+}
+
+
+static bool __devinit qt2160_identify(struct i2c_client *client)
+{
+	int id, ver, rev;
+
+	/* Read Chid ID to check if chip is valid */
+	id = qt2160_read(client, QT2160_CMD_CHIPID);
+	if (id != QT2160_VALID_CHIPID) {
+		dev_err(&client->dev, "ID %d not supported\n", id);
+		return false;
+	}
+
+	/* Read chip firmware version */
+	ver = qt2160_read(client, QT2160_CMD_CODEVER);
+	if (ver < 0) {
+		dev_err(&client->dev, "could not get firmware version\n");
+		return false;
+	}
+
+	/* Read chip firmware revision */
+	rev = qt2160_read(client, QT2160_CMD_SUBVER);
+	if (rev < 0) {
+		dev_err(&client->dev, "could not get firmware revision\n");
+		return false;
+	}
+
+	dev_info(&client->dev, "AT42QT2160 firmware version %d.%d.%d\n",
+			ver >> 4, ver & 0xf, rev);
+
+	return true;
+}
+
+static int __devinit qt2160_probe(struct i2c_client *client,
+				  const struct i2c_device_id *id)
+{
+	struct qt2160_data *qt2160;
+	struct input_dev *input;
+	int i;
+	int error;
+
+	/* Check functionality */
+	error = i2c_check_functionality(client->adapter,
+			I2C_FUNC_SMBUS_BYTE);
+	if (!error) {
+		dev_err(&client->dev, "%s adapter not supported\n",
+				dev_driver_string(&client->adapter->dev));
+		return -ENODEV;
+	}
+
+	if (!qt2160_identify(client))
+		return -ENODEV;
+
+	/* Chip is valid and active. Allocate structure */
+	qt2160 = kzalloc(sizeof(struct qt2160_data), GFP_KERNEL);
+	input = input_allocate_device();
+	if (!qt2160 || !input) {
+		dev_err(&client->dev, "insufficient memory\n");
+		error = -ENOMEM;
+		goto err_free_mem;
+	}
+
+	qt2160->client = client;
+	qt2160->input = input;
+	INIT_DELAYED_WORK(&qt2160->dwork, qt2160_worker);
+	spin_lock_init(&qt2160->lock);
+
+	input->name = "AT42QT2160 Touch Sense Keyboard";
+	input->id.bustype = BUS_I2C;
+
+	input->keycode = qt2160->keycodes;
+	input->keycodesize = sizeof(qt2160->keycodes[0]);
+	input->keycodemax = ARRAY_SIZE(qt2160_key2code);
+
+	__set_bit(EV_KEY, input->evbit);
+	__clear_bit(EV_REP, input->evbit);
+	for (i = 0; i < ARRAY_SIZE(qt2160_key2code); i++) {
+		qt2160->keycodes[i] = qt2160_key2code[i];
+		__set_bit(qt2160_key2code[i], input->keybit);
+	}
+	__clear_bit(KEY_RESERVED, input->keybit);
+
+	/* Calibrate device */
+	error = qt2160_write(client, QT2160_CMD_CALIBRATE, 1);
+	if (error) {
+		dev_err(&client->dev, "failed to calibrate device\n");
+		goto err_free_mem;
+	}
+
+	if (client->irq) {
+		error = request_irq(client->irq, qt2160_irq,
+				    IRQF_TRIGGER_FALLING, "qt2160", qt2160);
+		if (error) {
+			dev_err(&client->dev,
+				"failed to allocate irq %d\n", client->irq);
+			goto err_free_mem;
+		}
+	}
+
+	error = input_register_device(qt2160->input);
+	if (error) {
+		dev_err(&client->dev,
+			"Failed to register input device\n");
+		goto err_free_irq;
+	}
+
+	i2c_set_clientdata(client, qt2160);
+	qt2160_schedule_read(qt2160);
+
+	return 0;
+
+err_free_irq:
+	if (client->irq)
+		free_irq(client->irq, qt2160);
+err_free_mem:
+	input_free_device(input);
+	kfree(qt2160);
+	return error;
+}
+
+static int __devexit qt2160_remove(struct i2c_client *client)
+{
+	struct qt2160_data *qt2160 = i2c_get_clientdata(client);
+
+	/* Release IRQ so no queue will be scheduled */
+	if (client->irq)
+		free_irq(client->irq, qt2160);
+
+	cancel_delayed_work_sync(&qt2160->dwork);
+
+	input_unregister_device(qt2160->input);
+	kfree(qt2160);
+
+	i2c_set_clientdata(client, NULL);
+	return 0;
+}
+
+static struct i2c_device_id qt2160_idtable[] = {
+	{ "qt2160", 0, },
+	{ }
+};
+
+MODULE_DEVICE_TABLE(i2c, qt2160_idtable);
+
+static struct i2c_driver qt2160_driver = {
+	.driver = {
+		.name	= "qt2160",
+		.owner  = THIS_MODULE,
+	},
+
+	.id_table	= qt2160_idtable,
+	.probe		= qt2160_probe,
+	.remove		= __devexit_p(qt2160_remove),
+};
+
+static int __init qt2160_init(void)
+{
+	return i2c_add_driver(&qt2160_driver);
+}
+module_init(qt2160_init);
+
+static void __exit qt2160_cleanup(void)
+{
+	i2c_del_driver(&qt2160_driver);
+}
+module_exit(qt2160_cleanup);
+
+MODULE_AUTHOR("Raphael Derosso Pereira <raphaelpereira@gmail.com>");
+MODULE_DESCRIPTION("Driver for AT42QT2160 Touch Sensor");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/keyboard/sunkbd.c b/drivers/input/keyboard/sunkbd.c
index 472b56639cdb..a99a04b03ee4 100644
--- a/drivers/input/keyboard/sunkbd.c
+++ b/drivers/input/keyboard/sunkbd.c
@@ -27,6 +27,7 @@
  */
 
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/interrupt.h>
diff --git a/drivers/input/misc/Kconfig b/drivers/input/misc/Kconfig
index 1a50be379cbc..a9bb2544b2de 100644
--- a/drivers/input/misc/Kconfig
+++ b/drivers/input/misc/Kconfig
@@ -222,6 +222,24 @@ config INPUT_SGI_BTNS
 	  To compile this driver as a module, choose M here: the
 	  module will be called sgi_btns.
 
+config INPUT_WINBOND_CIR
+	tristate "Winbond IR remote control"
+	depends on X86 && PNP
+	select NEW_LEDS
+	select LEDS_CLASS
+	select LEDS_TRIGGERS
+	select BITREVERSE
+	help
+	  Say Y here if you want to use the IR remote functionality found
+	  in some Winbond SuperI/O chips. Currently only the WPCD376I
+	  chip is supported (included in some Intel Media series motherboards).
+
+	  IR Receive and wake-on-IR from suspend and power-off is currently
+	  supported.
+
+	  To compile this driver as a module, choose M here: the module will be
+	  called winbond_cir.
+
 config HP_SDC_RTC
 	tristate "HP SDC Real Time Clock"
 	depends on (GSC || HP300) && SERIO
diff --git a/drivers/input/misc/Makefile b/drivers/input/misc/Makefile
index bf4db626c313..a8b84854fb7b 100644
--- a/drivers/input/misc/Makefile
+++ b/drivers/input/misc/Makefile
@@ -26,6 +26,7 @@ obj-$(CONFIG_INPUT_SGI_BTNS)		+= sgi_btns.o
 obj-$(CONFIG_INPUT_SPARCSPKR)		+= sparcspkr.o
 obj-$(CONFIG_INPUT_TWL4030_PWRBUTTON)	+= twl4030-pwrbutton.o
 obj-$(CONFIG_INPUT_UINPUT)		+= uinput.o
+obj-$(CONFIG_INPUT_WINBOND_CIR)		+= winbond-cir.o
 obj-$(CONFIG_INPUT_WISTRON_BTNS)	+= wistron_btns.o
 obj-$(CONFIG_INPUT_WM831X_ON)		+= wm831x-on.o
 obj-$(CONFIG_INPUT_YEALINK)		+= yealink.o
diff --git a/drivers/input/misc/dm355evm_keys.c b/drivers/input/misc/dm355evm_keys.c
index 0918acae584a..f2b67dc81d80 100644
--- a/drivers/input/misc/dm355evm_keys.c
+++ b/drivers/input/misc/dm355evm_keys.c
@@ -96,7 +96,13 @@ static struct {
 	{ 0x3169, KEY_PAUSE, },
 };
 
-/* runs in an IRQ thread -- can (and will!) sleep */
+/*
+ * Because we communicate with the MSP430 using I2C, and all I2C calls
+ * in Linux sleep, we use a threaded IRQ handler.  The IRQ itself is
+ * active low, but we go through the GPIO controller so we can trigger
+ * on falling edges and not worry about enabling/disabling the IRQ in
+ * the keypress handling path.
+ */
 static irqreturn_t dm355evm_keys_irq(int irq, void *_keys)
 {
 	struct dm355evm_keys	*keys = _keys;
@@ -171,18 +177,6 @@ static irqreturn_t dm355evm_keys_irq(int irq, void *_keys)
 	return IRQ_HANDLED;
 }
 
-/*
- * Because we communicate with the MSP430 using I2C, and all I2C calls
- * in Linux sleep, we use a threaded IRQ handler.  The IRQ itself is
- * active low, but we go through the GPIO controller so we can trigger
- * on falling edges and not worry about enabling/disabling the IRQ in
- * the keypress handling path.
- */
-static irqreturn_t dm355evm_keys_hardirq(int irq, void *_keys)
-{
-	return IRQ_WAKE_THREAD;
-}
-
 static int dm355evm_setkeycode(struct input_dev *dev, int index, int keycode)
 {
 	u16		old_keycode;
@@ -257,10 +251,8 @@ static int __devinit dm355evm_keys_probe(struct platform_device *pdev)
 
 	/* REVISIT:  flush the event queue? */
 
-	status = request_threaded_irq(keys->irq,
-			dm355evm_keys_hardirq, dm355evm_keys_irq,
-			IRQF_TRIGGER_FALLING,
-			dev_name(&pdev->dev), keys);
+	status = request_threaded_irq(keys->irq, NULL, dm355evm_keys_irq,
+			IRQF_TRIGGER_FALLING, dev_name(&pdev->dev), keys);
 	if (status < 0)
 		goto fail1;
 
diff --git a/drivers/input/misc/hp_sdc_rtc.c b/drivers/input/misc/hp_sdc_rtc.c
index 216a559f55ea..ea821b546969 100644
--- a/drivers/input/misc/hp_sdc_rtc.c
+++ b/drivers/input/misc/hp_sdc_rtc.c
@@ -209,7 +209,7 @@ static inline int hp_sdc_rtc_read_rt(struct timeval *res) {
 
 /* Read the i8042 fast handshake timer */
 static inline int hp_sdc_rtc_read_fhs(struct timeval *res) {
-	uint64_t raw;
+	int64_t raw;
 	unsigned int tenms;
 
 	raw = hp_sdc_rtc_read_i8042timer(HP_SDC_CMD_LOAD_FHS, 2);
diff --git a/drivers/input/misc/rotary_encoder.c b/drivers/input/misc/rotary_encoder.c
index c806fbf1e174..3b9f588fc747 100644
--- a/drivers/input/misc/rotary_encoder.c
+++ b/drivers/input/misc/rotary_encoder.c
@@ -106,8 +106,8 @@ static int __devinit rotary_encoder_probe(struct platform_device *pdev)
 	struct input_dev *input;
 	int err;
 
-	if (!pdata || !pdata->steps) {
-		dev_err(&pdev->dev, "invalid platform data\n");
+	if (!pdata) {
+		dev_err(&pdev->dev, "missing platform data\n");
 		return -ENOENT;
 	}
 
diff --git a/drivers/input/misc/sparcspkr.c b/drivers/input/misc/sparcspkr.c
index c4f42311fdec..b064419b90a2 100644
--- a/drivers/input/misc/sparcspkr.c
+++ b/drivers/input/misc/sparcspkr.c
@@ -230,7 +230,7 @@ out_err:
 	return err;
 }
 
-static int bbc_remove(struct of_device *op)
+static int __devexit bbc_remove(struct of_device *op)
 {
 	struct sparcspkr_state *state = dev_get_drvdata(&op->dev);
 	struct input_dev *input_dev = state->input_dev;
@@ -308,7 +308,7 @@ out_err:
 	return err;
 }
 
-static int grover_remove(struct of_device *op)
+static int __devexit grover_remove(struct of_device *op)
 {
 	struct sparcspkr_state *state = dev_get_drvdata(&op->dev);
 	struct grover_beep_info *info = &state->u.grover;
diff --git a/drivers/input/misc/uinput.c b/drivers/input/misc/uinput.c
index c5a49aba418f..d3f57245420a 100644
--- a/drivers/input/misc/uinput.c
+++ b/drivers/input/misc/uinput.c
@@ -30,6 +30,7 @@
  *		- first public version
  */
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/init.h>
diff --git a/drivers/input/misc/winbond-cir.c b/drivers/input/misc/winbond-cir.c
new file mode 100644
index 000000000000..33309fe44e20
--- /dev/null
+++ b/drivers/input/misc/winbond-cir.c
@@ -0,0 +1,1614 @@
+/*
+ *  winbond-cir.c - Driver for the Consumer IR functionality of Winbond
+ *                  SuperI/O chips.
+ *
+ *  Currently supports the Winbond WPCD376i chip (PNP id WEC1022), but
+ *  could probably support others (Winbond WEC102X, NatSemi, etc)
+ *  with minor modifications.
+ *
+ *  Original Author: David Härdeman <david@hardeman.nu>
+ *     Copyright (C) 2009 David Härdeman <david@hardeman.nu>
+ *
+ *  Dedicated to Matilda, my newborn daughter, without whose loving attention
+ *  this driver would have been finished in half the time and with a fraction
+ *  of the bugs.
+ *
+ *  Written using:
+ *    o Winbond WPCD376I datasheet helpfully provided by Jesse Barnes at Intel
+ *    o NatSemi PC87338/PC97338 datasheet (for the serial port stuff)
+ *    o DSDT dumps
+ *
+ *  Supported features:
+ *    o RC6
+ *    o Wake-On-CIR functionality
+ *
+ *  To do:
+ *    o Test NEC and RC5
+ *
+ *  Left as an exercise for the reader:
+ *    o Learning (I have neither the hardware, nor the need)
+ *    o IR Transmit (ibid)
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/pnp.h>
+#include <linux/interrupt.h>
+#include <linux/timer.h>
+#include <linux/input.h>
+#include <linux/leds.h>
+#include <linux/list.h>
+#include <linux/spinlock.h>
+#include <linux/pci_ids.h>
+#include <linux/io.h>
+#include <linux/bitrev.h>
+#include <linux/bitops.h>
+
+#define DRVNAME "winbond-cir"
+
+/* CEIR Wake-Up Registers, relative to data->wbase                      */
+#define WBCIR_REG_WCEIR_CTL	0x03 /* CEIR Receiver Control		*/
+#define WBCIR_REG_WCEIR_STS	0x04 /* CEIR Receiver Status		*/
+#define WBCIR_REG_WCEIR_EV_EN	0x05 /* CEIR Receiver Event Enable	*/
+#define WBCIR_REG_WCEIR_CNTL	0x06 /* CEIR Receiver Counter Low	*/
+#define WBCIR_REG_WCEIR_CNTH	0x07 /* CEIR Receiver Counter High	*/
+#define WBCIR_REG_WCEIR_INDEX	0x08 /* CEIR Receiver Index		*/
+#define WBCIR_REG_WCEIR_DATA	0x09 /* CEIR Receiver Data		*/
+#define WBCIR_REG_WCEIR_CSL	0x0A /* CEIR Re. Compare Strlen		*/
+#define WBCIR_REG_WCEIR_CFG1	0x0B /* CEIR Re. Configuration 1	*/
+#define WBCIR_REG_WCEIR_CFG2	0x0C /* CEIR Re. Configuration 2	*/
+
+/* CEIR Enhanced Functionality Registers, relative to data->ebase       */
+#define WBCIR_REG_ECEIR_CTS	0x00 /* Enhanced IR Control Status	*/
+#define WBCIR_REG_ECEIR_CCTL	0x01 /* Infrared Counter Control	*/
+#define WBCIR_REG_ECEIR_CNT_LO	0x02 /* Infrared Counter LSB		*/
+#define WBCIR_REG_ECEIR_CNT_HI	0x03 /* Infrared Counter MSB		*/
+#define WBCIR_REG_ECEIR_IREM	0x04 /* Infrared Emitter Status		*/
+
+/* SP3 Banked Registers, relative to data->sbase                        */
+#define WBCIR_REG_SP3_BSR	0x03 /* Bank Select, all banks		*/
+				      /* Bank 0				*/
+#define WBCIR_REG_SP3_RXDATA	0x00 /* FIFO RX data (r)		*/
+#define WBCIR_REG_SP3_TXDATA	0x00 /* FIFO TX data (w)		*/
+#define WBCIR_REG_SP3_IER	0x01 /* Interrupt Enable		*/
+#define WBCIR_REG_SP3_EIR	0x02 /* Event Identification (r)	*/
+#define WBCIR_REG_SP3_FCR	0x02 /* FIFO Control (w)		*/
+#define WBCIR_REG_SP3_MCR	0x04 /* Mode Control			*/
+#define WBCIR_REG_SP3_LSR	0x05 /* Link Status			*/
+#define WBCIR_REG_SP3_MSR	0x06 /* Modem Status			*/
+#define WBCIR_REG_SP3_ASCR	0x07 /* Aux Status and Control		*/
+				      /* Bank 2				*/
+#define WBCIR_REG_SP3_BGDL	0x00 /* Baud Divisor LSB		*/
+#define WBCIR_REG_SP3_BGDH	0x01 /* Baud Divisor MSB		*/
+#define WBCIR_REG_SP3_EXCR1	0x02 /* Extended Control 1		*/
+#define WBCIR_REG_SP3_EXCR2	0x04 /* Extended Control 2		*/
+#define WBCIR_REG_SP3_TXFLV	0x06 /* TX FIFO Level			*/
+#define WBCIR_REG_SP3_RXFLV	0x07 /* RX FIFO Level			*/
+				      /* Bank 3				*/
+#define WBCIR_REG_SP3_MRID	0x00 /* Module Identification		*/
+#define WBCIR_REG_SP3_SH_LCR	0x01 /* LCR Shadow			*/
+#define WBCIR_REG_SP3_SH_FCR	0x02 /* FCR Shadow			*/
+				      /* Bank 4				*/
+#define WBCIR_REG_SP3_IRCR1	0x02 /* Infrared Control 1		*/
+				      /* Bank 5				*/
+#define WBCIR_REG_SP3_IRCR2	0x04 /* Infrared Control 2		*/
+				      /* Bank 6				*/
+#define WBCIR_REG_SP3_IRCR3	0x00 /* Infrared Control 3		*/
+#define WBCIR_REG_SP3_SIR_PW	0x02 /* SIR Pulse Width		*/
+				      /* Bank 7				*/
+#define WBCIR_REG_SP3_IRRXDC	0x00 /* IR RX Demod Control		*/
+#define WBCIR_REG_SP3_IRTXMC	0x01 /* IR TX Mod Control		*/
+#define WBCIR_REG_SP3_RCCFG	0x02 /* CEIR Config			*/
+#define WBCIR_REG_SP3_IRCFG1	0x04 /* Infrared Config 1		*/
+#define WBCIR_REG_SP3_IRCFG4	0x07 /* Infrared Config 4		*/
+
+/*
+ * Magic values follow
+ */
+
+/* No interrupts for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */
+#define WBCIR_IRQ_NONE		0x00
+/* RX data bit for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */
+#define WBCIR_IRQ_RX		0x01
+/* Over/Under-flow bit for WBCIR_REG_SP3_IER and WBCIR_REG_SP3_EIR */
+#define WBCIR_IRQ_ERR		0x04
+/* Led enable/disable bit for WBCIR_REG_ECEIR_CTS */
+#define WBCIR_LED_ENABLE	0x80
+/* RX data available bit for WBCIR_REG_SP3_LSR */
+#define WBCIR_RX_AVAIL		0x01
+/* RX disable bit for WBCIR_REG_SP3_ASCR */
+#define WBCIR_RX_DISABLE	0x20
+/* Extended mode enable bit for WBCIR_REG_SP3_EXCR1 */
+#define WBCIR_EXT_ENABLE	0x01
+/* Select compare register in WBCIR_REG_WCEIR_INDEX (bits 5 & 6) */
+#define WBCIR_REGSEL_COMPARE	0x10
+/* Select mask register in WBCIR_REG_WCEIR_INDEX (bits 5 & 6) */
+#define WBCIR_REGSEL_MASK	0x20
+/* Starting address of selected register in WBCIR_REG_WCEIR_INDEX */
+#define WBCIR_REG_ADDR0		0x00
+
+/* Valid banks for the SP3 UART */
+enum wbcir_bank {
+	WBCIR_BANK_0          = 0x00,
+	WBCIR_BANK_1          = 0x80,
+	WBCIR_BANK_2          = 0xE0,
+	WBCIR_BANK_3          = 0xE4,
+	WBCIR_BANK_4          = 0xE8,
+	WBCIR_BANK_5          = 0xEC,
+	WBCIR_BANK_6          = 0xF0,
+	WBCIR_BANK_7          = 0xF4,
+};
+
+/* Supported IR Protocols */
+enum wbcir_protocol {
+	IR_PROTOCOL_RC5          = 0x0,
+	IR_PROTOCOL_NEC          = 0x1,
+	IR_PROTOCOL_RC6          = 0x2,
+};
+
+/* Misc */
+#define WBCIR_NAME	"Winbond CIR"
+#define WBCIR_ID_FAMILY          0xF1 /* Family ID for the WPCD376I	*/
+#define	WBCIR_ID_CHIP            0x04 /* Chip ID for the WPCD376I	*/
+#define IR_KEYPRESS_TIMEOUT       250 /* FIXME: should be per-protocol? */
+#define INVALID_SCANCODE   0x7FFFFFFF /* Invalid with all protos	*/
+#define WAKEUP_IOMEM_LEN         0x10 /* Wake-Up I/O Reg Len		*/
+#define EHFUNC_IOMEM_LEN         0x10 /* Enhanced Func I/O Reg Len	*/
+#define SP_IOMEM_LEN             0x08 /* Serial Port 3 (IR) Reg Len	*/
+#define WBCIR_MAX_IDLE_BYTES       10
+
+static DEFINE_SPINLOCK(wbcir_lock);
+static DEFINE_RWLOCK(keytable_lock);
+
+struct wbcir_key {
+	u32 scancode;
+	unsigned int keycode;
+};
+
+struct wbcir_keyentry {
+	struct wbcir_key key;
+	struct list_head list;
+};
+
+static struct wbcir_key rc6_def_keymap[] = {
+	{ 0x800F0400, KEY_NUMERIC_0		},
+	{ 0x800F0401, KEY_NUMERIC_1		},
+	{ 0x800F0402, KEY_NUMERIC_2		},
+	{ 0x800F0403, KEY_NUMERIC_3		},
+	{ 0x800F0404, KEY_NUMERIC_4		},
+	{ 0x800F0405, KEY_NUMERIC_5		},
+	{ 0x800F0406, KEY_NUMERIC_6		},
+	{ 0x800F0407, KEY_NUMERIC_7		},
+	{ 0x800F0408, KEY_NUMERIC_8		},
+	{ 0x800F0409, KEY_NUMERIC_9		},
+	{ 0x800F041D, KEY_NUMERIC_STAR		},
+	{ 0x800F041C, KEY_NUMERIC_POUND		},
+	{ 0x800F0410, KEY_VOLUMEUP		},
+	{ 0x800F0411, KEY_VOLUMEDOWN		},
+	{ 0x800F0412, KEY_CHANNELUP		},
+	{ 0x800F0413, KEY_CHANNELDOWN		},
+	{ 0x800F040E, KEY_MUTE			},
+	{ 0x800F040D, KEY_VENDOR		}, /* Vista Logo Key */
+	{ 0x800F041E, KEY_UP			},
+	{ 0x800F041F, KEY_DOWN			},
+	{ 0x800F0420, KEY_LEFT			},
+	{ 0x800F0421, KEY_RIGHT			},
+	{ 0x800F0422, KEY_OK			},
+	{ 0x800F0423, KEY_ESC			},
+	{ 0x800F040F, KEY_INFO			},
+	{ 0x800F040A, KEY_CLEAR			},
+	{ 0x800F040B, KEY_ENTER			},
+	{ 0x800F045B, KEY_RED			},
+	{ 0x800F045C, KEY_GREEN			},
+	{ 0x800F045D, KEY_YELLOW		},
+	{ 0x800F045E, KEY_BLUE			},
+	{ 0x800F045A, KEY_TEXT			},
+	{ 0x800F0427, KEY_SWITCHVIDEOMODE	},
+	{ 0x800F040C, KEY_POWER			},
+	{ 0x800F0450, KEY_RADIO			},
+	{ 0x800F0448, KEY_PVR			},
+	{ 0x800F0447, KEY_AUDIO			},
+	{ 0x800F0426, KEY_EPG			},
+	{ 0x800F0449, KEY_CAMERA		},
+	{ 0x800F0425, KEY_TV			},
+	{ 0x800F044A, KEY_VIDEO			},
+	{ 0x800F0424, KEY_DVD			},
+	{ 0x800F0416, KEY_PLAY			},
+	{ 0x800F0418, KEY_PAUSE			},
+	{ 0x800F0419, KEY_STOP			},
+	{ 0x800F0414, KEY_FASTFORWARD		},
+	{ 0x800F041A, KEY_NEXT			},
+	{ 0x800F041B, KEY_PREVIOUS		},
+	{ 0x800F0415, KEY_REWIND		},
+	{ 0x800F0417, KEY_RECORD		},
+};
+
+/* Registers and other state is protected by wbcir_lock */
+struct wbcir_data {
+	unsigned long wbase;        /* Wake-Up Baseaddr		*/
+	unsigned long ebase;        /* Enhanced Func. Baseaddr	*/
+	unsigned long sbase;        /* Serial Port Baseaddr	*/
+	unsigned int  irq;          /* Serial Port IRQ		*/
+
+	struct input_dev *input_dev;
+	struct timer_list timer_keyup;
+	struct led_trigger *rxtrigger;
+	struct led_trigger *txtrigger;
+	struct led_classdev led;
+
+	u32 last_scancode;
+	unsigned int last_keycode;
+	u8 last_toggle;
+	u8 keypressed;
+	unsigned long keyup_jiffies;
+	unsigned int idle_count;
+
+	/* RX irdata and parsing state */
+	unsigned long irdata[30];
+	unsigned int irdata_count;
+	unsigned int irdata_idle;
+	unsigned int irdata_off;
+	unsigned int irdata_error;
+
+	/* Protected by keytable_lock */
+	struct list_head keytable;
+};
+
+static enum wbcir_protocol protocol = IR_PROTOCOL_RC6;
+module_param(protocol, uint, 0444);
+MODULE_PARM_DESC(protocol, "IR protocol to use "
+		 "(0 = RC5, 1 = NEC, 2 = RC6A, default)");
+
+static int invert; /* default = 0 */
+module_param(invert, bool, 0444);
+MODULE_PARM_DESC(invert, "Invert the signal from the IR receiver");
+
+static unsigned int wake_sc = 0x800F040C;
+module_param(wake_sc, uint, 0644);
+MODULE_PARM_DESC(wake_sc, "Scancode of the power-on IR command");
+
+static unsigned int wake_rc6mode = 6;
+module_param(wake_rc6mode, uint, 0644);
+MODULE_PARM_DESC(wake_rc6mode, "RC6 mode for the power-on command "
+		 "(0 = 0, 6 = 6A, default)");
+
+
+
+/*****************************************************************************
+ *
+ * UTILITY FUNCTIONS
+ *
+ *****************************************************************************/
+
+/* Caller needs to hold wbcir_lock */
+static void
+wbcir_set_bits(unsigned long addr, u8 bits, u8 mask)
+{
+	u8 val;
+
+	val = inb(addr);
+	val = ((val & ~mask) | (bits & mask));
+	outb(val, addr);
+}
+
+/* Selects the register bank for the serial port */
+static inline void
+wbcir_select_bank(struct wbcir_data *data, enum wbcir_bank bank)
+{
+	outb(bank, data->sbase + WBCIR_REG_SP3_BSR);
+}
+
+static enum led_brightness
+wbcir_led_brightness_get(struct led_classdev *led_cdev)
+{
+	struct wbcir_data *data = container_of(led_cdev,
+					       struct wbcir_data,
+					       led);
+
+	if (inb(data->ebase + WBCIR_REG_ECEIR_CTS) & WBCIR_LED_ENABLE)
+		return LED_FULL;
+	else
+		return LED_OFF;
+}
+
+static void
+wbcir_led_brightness_set(struct led_classdev *led_cdev,
+			    enum led_brightness brightness)
+{
+	struct wbcir_data *data = container_of(led_cdev,
+					       struct wbcir_data,
+					       led);
+
+	wbcir_set_bits(data->ebase + WBCIR_REG_ECEIR_CTS,
+		       brightness == LED_OFF ? 0x00 : WBCIR_LED_ENABLE,
+		       WBCIR_LED_ENABLE);
+}
+
+/* Manchester encodes bits to RC6 message cells (see wbcir_parse_rc6) */
+static u8
+wbcir_to_rc6cells(u8 val)
+{
+	u8 coded = 0x00;
+	int i;
+
+	val &= 0x0F;
+	for (i = 0; i < 4; i++) {
+		if (val & 0x01)
+			coded |= 0x02 << (i * 2);
+		else
+			coded |= 0x01 << (i * 2);
+		val >>= 1;
+	}
+
+	return coded;
+}
+
+
+
+/*****************************************************************************
+ *
+ * INPUT FUNCTIONS
+ *
+ *****************************************************************************/
+
+static unsigned int
+wbcir_do_getkeycode(struct wbcir_data *data, u32 scancode)
+{
+	struct wbcir_keyentry *keyentry;
+	unsigned int keycode = KEY_RESERVED;
+	unsigned long flags;
+
+	read_lock_irqsave(&keytable_lock, flags);
+
+	list_for_each_entry(keyentry, &data->keytable, list) {
+		if (keyentry->key.scancode == scancode) {
+			keycode = keyentry->key.keycode;
+			break;
+		}
+	}
+
+	read_unlock_irqrestore(&keytable_lock, flags);
+	return keycode;
+}
+
+static int
+wbcir_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+{
+	struct wbcir_data *data = input_get_drvdata(dev);
+
+	*keycode = (int)wbcir_do_getkeycode(data, (u32)scancode);
+	return 0;
+}
+
+static int
+wbcir_setkeycode(struct input_dev *dev, int sscancode, int keycode)
+{
+	struct wbcir_data *data = input_get_drvdata(dev);
+	struct wbcir_keyentry *keyentry;
+	struct wbcir_keyentry *new_keyentry;
+	unsigned long flags;
+	unsigned int old_keycode = KEY_RESERVED;
+	u32 scancode = (u32)sscancode;
+
+	if (keycode < 0 || keycode > KEY_MAX)
+		return -EINVAL;
+
+	new_keyentry = kmalloc(sizeof(*new_keyentry), GFP_KERNEL);
+	if (!new_keyentry)
+		return -ENOMEM;
+
+	write_lock_irqsave(&keytable_lock, flags);
+
+	list_for_each_entry(keyentry, &data->keytable, list) {
+		if (keyentry->key.scancode != scancode)
+			continue;
+
+		old_keycode = keyentry->key.keycode;
+		keyentry->key.keycode = keycode;
+
+		if (keyentry->key.keycode == KEY_RESERVED) {
+			list_del(&keyentry->list);
+			kfree(keyentry);
+		}
+
+		break;
+	}
+
+	set_bit(keycode, dev->keybit);
+
+	if (old_keycode == KEY_RESERVED) {
+		new_keyentry->key.scancode = scancode;
+		new_keyentry->key.keycode = keycode;
+		list_add(&new_keyentry->list, &data->keytable);
+	} else {
+		kfree(new_keyentry);
+		clear_bit(old_keycode, dev->keybit);
+		list_for_each_entry(keyentry, &data->keytable, list) {
+			if (keyentry->key.keycode == old_keycode) {
+				set_bit(old_keycode, dev->keybit);
+				break;
+			}
+		}
+	}
+
+	write_unlock_irqrestore(&keytable_lock, flags);
+	return 0;
+}
+
+/*
+ * Timer function to report keyup event some time after keydown is
+ * reported by the ISR.
+ */
+static void
+wbcir_keyup(unsigned long cookie)
+{
+	struct wbcir_data *data = (struct wbcir_data *)cookie;
+	unsigned long flags;
+
+	/*
+	 * data->keyup_jiffies is used to prevent a race condition if a
+	 * hardware interrupt occurs at this point and the keyup timer
+	 * event is moved further into the future as a result.
+	 *
+	 * The timer will then be reactivated and this function called
+	 * again in the future. We need to exit gracefully in that case
+	 * to allow the input subsystem to do its auto-repeat magic or
+	 * a keyup event might follow immediately after the keydown.
+	 */
+
+	spin_lock_irqsave(&wbcir_lock, flags);
+
+	if (time_is_after_eq_jiffies(data->keyup_jiffies) && data->keypressed) {
+		data->keypressed = 0;
+		led_trigger_event(data->rxtrigger, LED_OFF);
+		input_report_key(data->input_dev, data->last_keycode, 0);
+		input_sync(data->input_dev);
+	}
+
+	spin_unlock_irqrestore(&wbcir_lock, flags);
+}
+
+static void
+wbcir_keydown(struct wbcir_data *data, u32 scancode, u8 toggle)
+{
+	unsigned int keycode;
+
+	/* Repeat? */
+	if (data->last_scancode == scancode &&
+	    data->last_toggle == toggle &&
+	    data->keypressed)
+		goto set_timer;
+	data->last_scancode = scancode;
+
+	/* Do we need to release an old keypress? */
+	if (data->keypressed) {
+		input_report_key(data->input_dev, data->last_keycode, 0);
+		input_sync(data->input_dev);
+		data->keypressed = 0;
+	}
+
+	/* Report scancode */
+	input_event(data->input_dev, EV_MSC, MSC_SCAN, (int)scancode);
+
+	/* Do we know this scancode? */
+	keycode = wbcir_do_getkeycode(data, scancode);
+	if (keycode == KEY_RESERVED)
+		goto set_timer;
+
+	/* Register a keypress */
+	input_report_key(data->input_dev, keycode, 1);
+	data->keypressed = 1;
+	data->last_keycode = keycode;
+	data->last_toggle = toggle;
+
+set_timer:
+	input_sync(data->input_dev);
+	led_trigger_event(data->rxtrigger,
+			  data->keypressed ? LED_FULL : LED_OFF);
+	data->keyup_jiffies = jiffies + msecs_to_jiffies(IR_KEYPRESS_TIMEOUT);
+	mod_timer(&data->timer_keyup, data->keyup_jiffies);
+}
+
+
+
+/*****************************************************************************
+ *
+ * IR PARSING FUNCTIONS
+ *
+ *****************************************************************************/
+
+/* Resets all irdata */
+static void
+wbcir_reset_irdata(struct wbcir_data *data)
+{
+	memset(data->irdata, 0, sizeof(data->irdata));
+	data->irdata_count = 0;
+	data->irdata_off = 0;
+	data->irdata_error = 0;
+}
+
+/* Adds one bit of irdata */
+static void
+add_irdata_bit(struct wbcir_data *data, int set)
+{
+	if (data->irdata_count >= sizeof(data->irdata) * 8) {
+		data->irdata_error = 1;
+		return;
+	}
+
+	if (set)
+		__set_bit(data->irdata_count, data->irdata);
+	data->irdata_count++;
+}
+
+/* Gets count bits of irdata */
+static u16
+get_bits(struct wbcir_data *data, int count)
+{
+	u16 val = 0x0;
+
+	if (data->irdata_count - data->irdata_off < count) {
+		data->irdata_error = 1;
+		return 0x0;
+	}
+
+	while (count > 0) {
+		val <<= 1;
+		if (test_bit(data->irdata_off, data->irdata))
+			val |= 0x1;
+		count--;
+		data->irdata_off++;
+	}
+
+	return val;
+}
+
+/* Reads 16 cells and converts them to a byte */
+static u8
+wbcir_rc6cells_to_byte(struct wbcir_data *data)
+{
+	u16 raw = get_bits(data, 16);
+	u8 val = 0x00;
+	int bit;
+
+	for (bit = 0; bit < 8; bit++) {
+		switch (raw & 0x03) {
+		case 0x01:
+			break;
+		case 0x02:
+			val |= (0x01 << bit);
+			break;
+		default:
+			data->irdata_error = 1;
+			break;
+		}
+		raw >>= 2;
+	}
+
+	return val;
+}
+
+/* Decodes a number of bits from raw RC5 data */
+static u8
+wbcir_get_rc5bits(struct wbcir_data *data, unsigned int count)
+{
+	u16 raw = get_bits(data, count * 2);
+	u8 val = 0x00;
+	int bit;
+
+	for (bit = 0; bit < count; bit++) {
+		switch (raw & 0x03) {
+		case 0x01:
+			val |= (0x01 << bit);
+			break;
+		case 0x02:
+			break;
+		default:
+			data->irdata_error = 1;
+			break;
+		}
+		raw >>= 2;
+	}
+
+	return val;
+}
+
+static void
+wbcir_parse_rc6(struct device *dev, struct wbcir_data *data)
+{
+	/*
+	 * Normal bits are manchester coded as follows:
+	 * cell0 + cell1 = logic "0"
+	 * cell1 + cell0 = logic "1"
+	 *
+	 * The IR pulse has the following components:
+	 *
+	 * Leader		- 6 * cell1 - discarded
+	 * Gap    		- 2 * cell0 - discarded
+	 * Start bit		- Normal Coding - always "1"
+	 * Mode Bit 2 - 0	- Normal Coding
+	 * Toggle bit		- Normal Coding with double bit time,
+	 *			  e.g. cell0 + cell0 + cell1 + cell1
+	 *			  means logic "0".
+	 *
+	 * The rest depends on the mode, the following modes are known:
+	 *
+	 * MODE 0:
+	 *  Address Bit 7 - 0	- Normal Coding
+	 *  Command Bit 7 - 0	- Normal Coding
+	 *
+	 * MODE 6:
+	 *  The above Toggle Bit is used as a submode bit, 0 = A, 1 = B.
+	 *  Submode B is for pointing devices, only remotes using submode A
+	 *  are supported.
+	 *
+	 *  Customer range bit	- 0 => Customer = 7 bits, 0...127
+	 *                        1 => Customer = 15 bits, 32768...65535
+	 *  Customer Bits	- Normal Coding
+	 *
+	 *  Customer codes are allocated by Philips. The rest of the bits
+	 *  are customer dependent. The following is commonly used (and the
+	 *  only supported config):
+	 *
+	 *  Toggle Bit		- Normal Coding
+	 *  Address Bit 6 - 0	- Normal Coding
+	 *  Command Bit 7 - 0	- Normal Coding
+	 *
+	 * All modes are followed by at least 6 * cell0.
+	 *
+	 * MODE 0 msglen:
+	 *  1 * 2 (start bit) + 3 * 2 (mode) + 2 * 2 (toggle) +
+	 *  8 * 2 (address) + 8 * 2 (command) =
+	 *  44 cells
+	 *
+	 * MODE 6A msglen:
+	 *  1 * 2 (start bit) + 3 * 2 (mode) + 2 * 2 (submode) +
+	 *  1 * 2 (customer range bit) + 7/15 * 2 (customer bits) +
+	 *  1 * 2 (toggle bit) + 7 * 2 (address) + 8 * 2 (command) =
+	 *  60 - 76 cells
+	 */
+	u8 mode;
+	u8 toggle;
+	u16 customer = 0x0;
+	u8 address;
+	u8 command;
+	u32 scancode;
+
+	/* Leader mark */
+	while (get_bits(data, 1) && !data->irdata_error)
+		/* Do nothing */;
+
+	/* Leader space */
+	if (get_bits(data, 1)) {
+		dev_dbg(dev, "RC6 - Invalid leader space\n");
+		return;
+	}
+
+	/* Start bit */
+	if (get_bits(data, 2) != 0x02) {
+		dev_dbg(dev, "RC6 - Invalid start bit\n");
+		return;
+	}
+
+	/* Mode */
+	mode = get_bits(data, 6);
+	switch (mode) {
+	case 0x15: /* 010101 = b000 */
+		mode = 0;
+		break;
+	case 0x29: /* 101001 = b110 */
+		mode = 6;
+		break;
+	default:
+		dev_dbg(dev, "RC6 - Invalid mode\n");
+		return;
+	}
+
+	/* Toggle bit / Submode bit */
+	toggle = get_bits(data, 4);
+	switch (toggle) {
+	case 0x03:
+		toggle = 0;
+		break;
+	case 0x0C:
+		toggle = 1;
+		break;
+	default:
+		dev_dbg(dev, "RC6 - Toggle bit error\n");
+		break;
+	}
+
+	/* Customer */
+	if (mode == 6) {
+		if (toggle != 0) {
+			dev_dbg(dev, "RC6B - Not Supported\n");
+			return;
+		}
+
+		customer = wbcir_rc6cells_to_byte(data);
+
+		if (customer & 0x80) {
+			/* 15 bit customer value */
+			customer <<= 8;
+			customer |= wbcir_rc6cells_to_byte(data);
+		}
+	}
+
+	/* Address */
+	address = wbcir_rc6cells_to_byte(data);
+	if (mode == 6) {
+		toggle = address >> 7;
+		address &= 0x7F;
+	}
+
+	/* Command */
+	command = wbcir_rc6cells_to_byte(data);
+
+	/* Create scancode */
+	scancode =  command;
+	scancode |= address << 8;
+	scancode |= customer << 16;
+
+	/* Last sanity check */
+	if (data->irdata_error) {
+		dev_dbg(dev, "RC6 - Cell error(s)\n");
+		return;
+	}
+
+	dev_info(dev, "IR-RC6 ad 0x%02X cm 0x%02X cu 0x%04X "
+		"toggle %u mode %u scan 0x%08X\n",
+		address,
+		command,
+		customer,
+		(unsigned int)toggle,
+		(unsigned int)mode,
+		scancode);
+
+	wbcir_keydown(data, scancode, toggle);
+}
+
+static void
+wbcir_parse_rc5(struct device *dev, struct wbcir_data *data)
+{
+	/*
+	 * Bits are manchester coded as follows:
+	 * cell1 + cell0 = logic "0"
+	 * cell0 + cell1 = logic "1"
+	 * (i.e. the reverse of RC6)
+	 *
+	 * Start bit 1		- "1" - discarded
+	 * Start bit 2		- Must be inverted to get command bit 6
+	 * Toggle bit
+	 * Address Bit 4 - 0
+	 * Command Bit 5 - 0
+	 */
+	u8 toggle;
+	u8 address;
+	u8 command;
+	u32 scancode;
+
+	/* Start bit 1 */
+	if (!get_bits(data, 1)) {
+		dev_dbg(dev, "RC5 - Invalid start bit\n");
+		return;
+	}
+
+	/* Start bit 2 */
+	if (!wbcir_get_rc5bits(data, 1))
+		command = 0x40;
+	else
+		command = 0x00;
+
+	toggle   = wbcir_get_rc5bits(data, 1);
+	address  = wbcir_get_rc5bits(data, 5);
+	command |= wbcir_get_rc5bits(data, 6);
+	scancode = address << 7 | command;
+
+	/* Last sanity check */
+	if (data->irdata_error) {
+		dev_dbg(dev, "RC5 - Invalid message\n");
+		return;
+	}
+
+	dev_dbg(dev, "IR-RC5 ad %u cm %u t %u s %u\n",
+		(unsigned int)address,
+		(unsigned int)command,
+		(unsigned int)toggle,
+		(unsigned int)scancode);
+
+	wbcir_keydown(data, scancode, toggle);
+}
+
+static void
+wbcir_parse_nec(struct device *dev, struct wbcir_data *data)
+{
+	/*
+	 * Each bit represents 560 us.
+	 *
+	 * Leader		- 9 ms burst
+	 * Gap			- 4.5 ms silence
+	 * Address1 bit 0 - 7	- Address 1
+	 * Address2 bit 0 - 7	- Address 2
+	 * Command1 bit 0 - 7	- Command 1
+	 * Command2 bit 0 - 7	- Command 2
+	 *
+	 * Note the bit order!
+	 *
+	 * With the old NEC protocol, Address2 was the inverse of Address1
+	 * and Command2 was the inverse of Command1 and were used as
+	 * an error check.
+	 *
+	 * With NEC extended, Address1 is the LSB of the Address and
+	 * Address2 is the MSB, Command parsing remains unchanged.
+	 *
+	 * A repeat message is coded as:
+	 * Leader		- 9 ms burst
+	 * Gap			- 2.25 ms silence
+	 * Repeat		- 560 us active
+	 */
+	u8 address1;
+	u8 address2;
+	u8 command1;
+	u8 command2;
+	u16 address;
+	u32 scancode;
+
+	/* Leader mark */
+	while (get_bits(data, 1) && !data->irdata_error)
+		/* Do nothing */;
+
+	/* Leader space */
+	if (get_bits(data, 4)) {
+		dev_dbg(dev, "NEC - Invalid leader space\n");
+		return;
+	}
+
+	/* Repeat? */
+	if (get_bits(data, 1)) {
+		if (!data->keypressed) {
+			dev_dbg(dev, "NEC - Stray repeat message\n");
+			return;
+		}
+
+		dev_dbg(dev, "IR-NEC repeat s %u\n",
+			(unsigned int)data->last_scancode);
+
+		wbcir_keydown(data, data->last_scancode, data->last_toggle);
+		return;
+	}
+
+	/* Remaining leader space */
+	if (get_bits(data, 3)) {
+		dev_dbg(dev, "NEC - Invalid leader space\n");
+		return;
+	}
+
+	address1  = bitrev8(get_bits(data, 8));
+	address2  = bitrev8(get_bits(data, 8));
+	command1  = bitrev8(get_bits(data, 8));
+	command2  = bitrev8(get_bits(data, 8));
+
+	/* Sanity check */
+	if (data->irdata_error) {
+		dev_dbg(dev, "NEC - Invalid message\n");
+		return;
+	}
+
+	/* Check command validity */
+	if (command1 != ~command2) {
+		dev_dbg(dev, "NEC - Command bytes mismatch\n");
+		return;
+	}
+
+	/* Check for extended NEC protocol */
+	address = address1;
+	if (address1 != ~address2)
+		address |= address2 << 8;
+
+	scancode = address << 8 | command1;
+
+	dev_dbg(dev, "IR-NEC ad %u cm %u s %u\n",
+		(unsigned int)address,
+		(unsigned int)command1,
+		(unsigned int)scancode);
+
+	wbcir_keydown(data, scancode, !data->last_toggle);
+}
+
+
+
+/*****************************************************************************
+ *
+ * INTERRUPT FUNCTIONS
+ *
+ *****************************************************************************/
+
+static irqreturn_t
+wbcir_irq_handler(int irqno, void *cookie)
+{
+	struct pnp_dev *device = cookie;
+	struct wbcir_data *data = pnp_get_drvdata(device);
+	struct device *dev = &device->dev;
+	u8 status;
+	unsigned long flags;
+	u8 irdata[8];
+	int i;
+	unsigned int hw;
+
+	spin_lock_irqsave(&wbcir_lock, flags);
+
+	wbcir_select_bank(data, WBCIR_BANK_0);
+
+	status = inb(data->sbase + WBCIR_REG_SP3_EIR);
+
+	if (!(status & (WBCIR_IRQ_RX | WBCIR_IRQ_ERR))) {
+		spin_unlock_irqrestore(&wbcir_lock, flags);
+		return IRQ_NONE;
+	}
+
+	if (status & WBCIR_IRQ_ERR)
+		data->irdata_error = 1;
+
+	if (!(status & WBCIR_IRQ_RX))
+		goto out;
+
+	/* Since RXHDLEV is set, at least 8 bytes are in the FIFO */
+	insb(data->sbase + WBCIR_REG_SP3_RXDATA, &irdata[0], 8);
+
+	for (i = 0; i < sizeof(irdata); i++) {
+		hw = hweight8(irdata[i]);
+		if (hw > 4)
+			add_irdata_bit(data, 0);
+		else
+			add_irdata_bit(data, 1);
+
+		if (hw == 8)
+			data->idle_count++;
+		else
+			data->idle_count = 0;
+	}
+
+	if (data->idle_count > WBCIR_MAX_IDLE_BYTES) {
+		/* Set RXINACTIVE... */
+		outb(WBCIR_RX_DISABLE, data->sbase + WBCIR_REG_SP3_ASCR);
+
+		/* ...and drain the FIFO */
+		while (inb(data->sbase + WBCIR_REG_SP3_LSR) & WBCIR_RX_AVAIL)
+			inb(data->sbase + WBCIR_REG_SP3_RXDATA);
+
+		dev_dbg(dev, "IRDATA:\n");
+		for (i = 0; i < data->irdata_count; i += BITS_PER_LONG)
+			dev_dbg(dev, "0x%08lX\n", data->irdata[i/BITS_PER_LONG]);
+
+		switch (protocol) {
+		case IR_PROTOCOL_RC5:
+			wbcir_parse_rc5(dev, data);
+			break;
+		case IR_PROTOCOL_RC6:
+			wbcir_parse_rc6(dev, data);
+			break;
+		case IR_PROTOCOL_NEC:
+			wbcir_parse_nec(dev, data);
+			break;
+		}
+
+		wbcir_reset_irdata(data);
+		data->idle_count = 0;
+	}
+
+out:
+	spin_unlock_irqrestore(&wbcir_lock, flags);
+	return IRQ_HANDLED;
+}
+
+
+
+/*****************************************************************************
+ *
+ * SUSPEND/RESUME FUNCTIONS
+ *
+ *****************************************************************************/
+
+static void
+wbcir_shutdown(struct pnp_dev *device)
+{
+	struct device *dev = &device->dev;
+	struct wbcir_data *data = pnp_get_drvdata(device);
+	int do_wake = 1;
+	u8 match[11];
+	u8 mask[11];
+	u8 rc6_csl = 0;
+	int i;
+
+	memset(match, 0, sizeof(match));
+	memset(mask, 0, sizeof(mask));
+
+	if (wake_sc == INVALID_SCANCODE || !device_may_wakeup(dev)) {
+		do_wake = 0;
+		goto finish;
+	}
+
+	switch (protocol) {
+	case IR_PROTOCOL_RC5:
+		if (wake_sc > 0xFFF) {
+			do_wake = 0;
+			dev_err(dev, "RC5 - Invalid wake scancode\n");
+			break;
+		}
+
+		/* Mask = 13 bits, ex toggle */
+		mask[0] = 0xFF;
+		mask[1] = 0x17;
+
+		match[0]  = (wake_sc & 0x003F);      /* 6 command bits */
+		match[0] |= (wake_sc & 0x0180) >> 1; /* 2 address bits */
+		match[1]  = (wake_sc & 0x0E00) >> 9; /* 3 address bits */
+		if (!(wake_sc & 0x0040))             /* 2nd start bit  */
+			match[1] |= 0x10;
+
+		break;
+
+	case IR_PROTOCOL_NEC:
+		if (wake_sc > 0xFFFFFF) {
+			do_wake = 0;
+			dev_err(dev, "NEC - Invalid wake scancode\n");
+			break;
+		}
+
+		mask[0] = mask[1] = mask[2] = mask[3] = 0xFF;
+
+		match[1] = bitrev8((wake_sc & 0xFF));
+		match[0] = ~match[1];
+
+		match[3] = bitrev8((wake_sc & 0xFF00) >> 8);
+		if (wake_sc > 0xFFFF)
+			match[2] = bitrev8((wake_sc & 0xFF0000) >> 16);
+		else
+			match[2] = ~match[3];
+
+		break;
+
+	case IR_PROTOCOL_RC6:
+
+		if (wake_rc6mode == 0) {
+			if (wake_sc > 0xFFFF) {
+				do_wake = 0;
+				dev_err(dev, "RC6 - Invalid wake scancode\n");
+				break;
+			}
+
+			/* Command */
+			match[0] = wbcir_to_rc6cells(wake_sc >>  0);
+			mask[0]  = 0xFF;
+			match[1] = wbcir_to_rc6cells(wake_sc >>  4);
+			mask[1]  = 0xFF;
+
+			/* Address */
+			match[2] = wbcir_to_rc6cells(wake_sc >>  8);
+			mask[2]  = 0xFF;
+			match[3] = wbcir_to_rc6cells(wake_sc >> 12);
+			mask[3]  = 0xFF;
+
+			/* Header */
+			match[4] = 0x50; /* mode1 = mode0 = 0, ignore toggle */
+			mask[4]  = 0xF0;
+			match[5] = 0x09; /* start bit = 1, mode2 = 0 */
+			mask[5]  = 0x0F;
+
+			rc6_csl = 44;
+
+		} else if (wake_rc6mode == 6) {
+			i = 0;
+
+			/* Command */
+			match[i]  = wbcir_to_rc6cells(wake_sc >>  0);
+			mask[i++] = 0xFF;
+			match[i]  = wbcir_to_rc6cells(wake_sc >>  4);
+			mask[i++] = 0xFF;
+
+			/* Address + Toggle */
+			match[i]  = wbcir_to_rc6cells(wake_sc >>  8);
+			mask[i++] = 0xFF;
+			match[i]  = wbcir_to_rc6cells(wake_sc >> 12);
+			mask[i++] = 0x3F;
+
+			/* Customer bits 7 - 0 */
+			match[i]  = wbcir_to_rc6cells(wake_sc >> 16);
+			mask[i++] = 0xFF;
+			match[i]  = wbcir_to_rc6cells(wake_sc >> 20);
+			mask[i++] = 0xFF;
+
+			if (wake_sc & 0x80000000) {
+				/* Customer range bit and bits 15 - 8 */
+				match[i]  = wbcir_to_rc6cells(wake_sc >> 24);
+				mask[i++] = 0xFF;
+				match[i]  = wbcir_to_rc6cells(wake_sc >> 28);
+				mask[i++] = 0xFF;
+				rc6_csl = 76;
+			} else if (wake_sc <= 0x007FFFFF) {
+				rc6_csl = 60;
+			} else {
+				do_wake = 0;
+				dev_err(dev, "RC6 - Invalid wake scancode\n");
+				break;
+			}
+
+			/* Header */
+			match[i]  = 0x93; /* mode1 = mode0 = 1, submode = 0 */
+			mask[i++] = 0xFF;
+			match[i]  = 0x0A; /* start bit = 1, mode2 = 1 */
+			mask[i++] = 0x0F;
+
+		} else {
+			do_wake = 0;
+			dev_err(dev, "RC6 - Invalid wake mode\n");
+		}
+
+		break;
+
+	default:
+		do_wake = 0;
+		break;
+	}
+
+finish:
+	if (do_wake) {
+		/* Set compare and compare mask */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_INDEX,
+			       WBCIR_REGSEL_COMPARE | WBCIR_REG_ADDR0,
+			       0x3F);
+		outsb(data->wbase + WBCIR_REG_WCEIR_DATA, match, 11);
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_INDEX,
+			       WBCIR_REGSEL_MASK | WBCIR_REG_ADDR0,
+			       0x3F);
+		outsb(data->wbase + WBCIR_REG_WCEIR_DATA, mask, 11);
+
+		/* RC6 Compare String Len */
+		outb(rc6_csl, data->wbase + WBCIR_REG_WCEIR_CSL);
+
+		/* Clear status bits NEC_REP, BUFF, MSG_END, MATCH */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_STS, 0x17, 0x17);
+
+		/* Clear BUFF_EN, Clear END_EN, Set MATCH_EN */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x01, 0x07);
+
+		/* Set CEIR_EN */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CTL, 0x01, 0x01);
+
+	} else {
+		/* Clear BUFF_EN, Clear END_EN, Clear MATCH_EN */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x00, 0x07);
+
+		/* Clear CEIR_EN */
+		wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CTL, 0x00, 0x01);
+	}
+
+	/* Disable interrupts */
+	outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER);
+}
+
+static int
+wbcir_suspend(struct pnp_dev *device, pm_message_t state)
+{
+	wbcir_shutdown(device);
+	return 0;
+}
+
+static int
+wbcir_resume(struct pnp_dev *device)
+{
+	struct wbcir_data *data = pnp_get_drvdata(device);
+
+	/* Clear BUFF_EN, Clear END_EN, Clear MATCH_EN */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x00, 0x07);
+
+	/* Clear CEIR_EN */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CTL, 0x00, 0x01);
+
+	/* Enable interrupts */
+	wbcir_reset_irdata(data);
+	outb(WBCIR_IRQ_RX | WBCIR_IRQ_ERR, data->sbase + WBCIR_REG_SP3_IER);
+
+	return 0;
+}
+
+
+
+/*****************************************************************************
+ *
+ * SETUP/INIT FUNCTIONS
+ *
+ *****************************************************************************/
+
+static void
+wbcir_cfg_ceir(struct wbcir_data *data)
+{
+	u8 tmp;
+
+	/* Set PROT_SEL, RX_INV, Clear CEIR_EN (needed for the led) */
+	tmp = protocol << 4;
+	if (invert)
+		tmp |= 0x08;
+	outb(tmp, data->wbase + WBCIR_REG_WCEIR_CTL);
+
+	/* Clear status bits NEC_REP, BUFF, MSG_END, MATCH */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_STS, 0x17, 0x17);
+
+	/* Clear BUFF_EN, Clear END_EN, Clear MATCH_EN */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x00, 0x07);
+
+	/* Set RC5 cell time to correspond to 36 kHz */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CFG1, 0x4A, 0x7F);
+
+	/* Set IRTX_INV */
+	if (invert)
+		outb(0x04, data->ebase + WBCIR_REG_ECEIR_CCTL);
+	else
+		outb(0x00, data->ebase + WBCIR_REG_ECEIR_CCTL);
+
+	/*
+	 * Clear IR LED, set SP3 clock to 24Mhz
+	 * set SP3_IRRX_SW to binary 01, helpfully not documented
+	 */
+	outb(0x10, data->ebase + WBCIR_REG_ECEIR_CTS);
+}
+
+static int __devinit
+wbcir_probe(struct pnp_dev *device, const struct pnp_device_id *dev_id)
+{
+	struct device *dev = &device->dev;
+	struct wbcir_data *data;
+	int err;
+
+	if (!(pnp_port_len(device, 0) == EHFUNC_IOMEM_LEN &&
+	      pnp_port_len(device, 1) == WAKEUP_IOMEM_LEN &&
+	      pnp_port_len(device, 2) == SP_IOMEM_LEN)) {
+		dev_err(dev, "Invalid resources\n");
+		return -ENODEV;
+	}
+
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (!data) {
+		err = -ENOMEM;
+		goto exit;
+	}
+
+	pnp_set_drvdata(device, data);
+
+	data->ebase = pnp_port_start(device, 0);
+	data->wbase = pnp_port_start(device, 1);
+	data->sbase = pnp_port_start(device, 2);
+	data->irq = pnp_irq(device, 0);
+
+	if (data->wbase == 0 || data->ebase == 0 ||
+	    data->sbase == 0 || data->irq == 0) {
+		err = -ENODEV;
+		dev_err(dev, "Invalid resources\n");
+		goto exit_free_data;
+	}
+
+	dev_dbg(&device->dev, "Found device "
+		"(w: 0x%lX, e: 0x%lX, s: 0x%lX, i: %u)\n",
+		data->wbase, data->ebase, data->sbase, data->irq);
+
+	if (!request_region(data->wbase, WAKEUP_IOMEM_LEN, DRVNAME)) {
+		dev_err(dev, "Region 0x%lx-0x%lx already in use!\n",
+			data->wbase, data->wbase + WAKEUP_IOMEM_LEN - 1);
+		err = -EBUSY;
+		goto exit_free_data;
+	}
+
+	if (!request_region(data->ebase, EHFUNC_IOMEM_LEN, DRVNAME)) {
+		dev_err(dev, "Region 0x%lx-0x%lx already in use!\n",
+			data->ebase, data->ebase + EHFUNC_IOMEM_LEN - 1);
+		err = -EBUSY;
+		goto exit_release_wbase;
+	}
+
+	if (!request_region(data->sbase, SP_IOMEM_LEN, DRVNAME)) {
+		dev_err(dev, "Region 0x%lx-0x%lx already in use!\n",
+			data->sbase, data->sbase + SP_IOMEM_LEN - 1);
+		err = -EBUSY;
+		goto exit_release_ebase;
+	}
+
+	err = request_irq(data->irq, wbcir_irq_handler,
+			  IRQF_DISABLED, DRVNAME, device);
+	if (err) {
+		dev_err(dev, "Failed to claim IRQ %u\n", data->irq);
+		err = -EBUSY;
+		goto exit_release_sbase;
+	}
+
+	led_trigger_register_simple("cir-tx", &data->txtrigger);
+	if (!data->txtrigger) {
+		err = -ENOMEM;
+		goto exit_free_irq;
+	}
+
+	led_trigger_register_simple("cir-rx", &data->rxtrigger);
+	if (!data->rxtrigger) {
+		err = -ENOMEM;
+		goto exit_unregister_txtrigger;
+	}
+
+	data->led.name = "cir::activity";
+	data->led.default_trigger = "cir-rx";
+	data->led.brightness_set = wbcir_led_brightness_set;
+	data->led.brightness_get = wbcir_led_brightness_get;
+	err = led_classdev_register(&device->dev, &data->led);
+	if (err)
+		goto exit_unregister_rxtrigger;
+
+	data->input_dev = input_allocate_device();
+	if (!data->input_dev) {
+		err = -ENOMEM;
+		goto exit_unregister_led;
+	}
+
+	data->input_dev->evbit[0] = BIT(EV_KEY);
+	data->input_dev->name = WBCIR_NAME;
+	data->input_dev->phys = "wbcir/cir0";
+	data->input_dev->id.bustype = BUS_HOST;
+	data->input_dev->id.vendor  = PCI_VENDOR_ID_WINBOND;
+	data->input_dev->id.product = WBCIR_ID_FAMILY;
+	data->input_dev->id.version = WBCIR_ID_CHIP;
+	data->input_dev->getkeycode = wbcir_getkeycode;
+	data->input_dev->setkeycode = wbcir_setkeycode;
+	input_set_capability(data->input_dev, EV_MSC, MSC_SCAN);
+	input_set_drvdata(data->input_dev, data);
+
+	err = input_register_device(data->input_dev);
+	if (err)
+		goto exit_free_input;
+
+	data->last_scancode = INVALID_SCANCODE;
+	INIT_LIST_HEAD(&data->keytable);
+	setup_timer(&data->timer_keyup, wbcir_keyup, (unsigned long)data);
+
+	/* Load default keymaps */
+	if (protocol == IR_PROTOCOL_RC6) {
+		int i;
+		for (i = 0; i < ARRAY_SIZE(rc6_def_keymap); i++) {
+			err = wbcir_setkeycode(data->input_dev,
+					       (int)rc6_def_keymap[i].scancode,
+					       (int)rc6_def_keymap[i].keycode);
+			if (err)
+				goto exit_unregister_keys;
+		}
+	}
+
+	device_init_wakeup(&device->dev, 1);
+
+	wbcir_cfg_ceir(data);
+
+	/* Disable interrupts */
+	wbcir_select_bank(data, WBCIR_BANK_0);
+	outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER);
+
+	/* Enable extended mode */
+	wbcir_select_bank(data, WBCIR_BANK_2);
+	outb(WBCIR_EXT_ENABLE, data->sbase + WBCIR_REG_SP3_EXCR1);
+
+	/*
+	 * Configure baud generator, IR data will be sampled at
+	 * a bitrate of: (24Mhz * prescaler) / (divisor * 16).
+	 *
+	 * The ECIR registers include a flag to change the
+	 * 24Mhz clock freq to 48Mhz.
+	 *
+	 * It's not documented in the specs, but fifo levels
+	 * other than 16 seems to be unsupported.
+	 */
+
+	/* prescaler 1.0, tx/rx fifo lvl 16 */
+	outb(0x30, data->sbase + WBCIR_REG_SP3_EXCR2);
+
+	/* Set baud divisor to generate one byte per bit/cell */
+	switch (protocol) {
+	case IR_PROTOCOL_RC5:
+		outb(0xA7, data->sbase + WBCIR_REG_SP3_BGDL);
+		break;
+	case IR_PROTOCOL_RC6:
+		outb(0x53, data->sbase + WBCIR_REG_SP3_BGDL);
+		break;
+	case IR_PROTOCOL_NEC:
+		outb(0x69, data->sbase + WBCIR_REG_SP3_BGDL);
+		break;
+	}
+	outb(0x00, data->sbase + WBCIR_REG_SP3_BGDH);
+
+	/* Set CEIR mode */
+	wbcir_select_bank(data, WBCIR_BANK_0);
+	outb(0xC0, data->sbase + WBCIR_REG_SP3_MCR);
+	inb(data->sbase + WBCIR_REG_SP3_LSR); /* Clear LSR */
+	inb(data->sbase + WBCIR_REG_SP3_MSR); /* Clear MSR */
+
+	/* Disable RX demod, run-length encoding/decoding, set freq span */
+	wbcir_select_bank(data, WBCIR_BANK_7);
+	outb(0x10, data->sbase + WBCIR_REG_SP3_RCCFG);
+
+	/* Disable timer */
+	wbcir_select_bank(data, WBCIR_BANK_4);
+	outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR1);
+
+	/* Enable MSR interrupt, Clear AUX_IRX */
+	wbcir_select_bank(data, WBCIR_BANK_5);
+	outb(0x00, data->sbase + WBCIR_REG_SP3_IRCR2);
+
+	/* Disable CRC */
+	wbcir_select_bank(data, WBCIR_BANK_6);
+	outb(0x20, data->sbase + WBCIR_REG_SP3_IRCR3);
+
+	/* Set RX/TX (de)modulation freq, not really used */
+	wbcir_select_bank(data, WBCIR_BANK_7);
+	outb(0xF2, data->sbase + WBCIR_REG_SP3_IRRXDC);
+	outb(0x69, data->sbase + WBCIR_REG_SP3_IRTXMC);
+
+	/* Set invert and pin direction */
+	if (invert)
+		outb(0x10, data->sbase + WBCIR_REG_SP3_IRCFG4);
+	else
+		outb(0x00, data->sbase + WBCIR_REG_SP3_IRCFG4);
+
+	/* Set FIFO thresholds (RX = 8, TX = 3), reset RX/TX */
+	wbcir_select_bank(data, WBCIR_BANK_0);
+	outb(0x97, data->sbase + WBCIR_REG_SP3_FCR);
+
+	/* Clear AUX status bits */
+	outb(0xE0, data->sbase + WBCIR_REG_SP3_ASCR);
+
+	/* Enable interrupts */
+	outb(WBCIR_IRQ_RX | WBCIR_IRQ_ERR, data->sbase + WBCIR_REG_SP3_IER);
+
+	return 0;
+
+exit_unregister_keys:
+	if (!list_empty(&data->keytable)) {
+		struct wbcir_keyentry *key;
+		struct wbcir_keyentry *keytmp;
+
+		list_for_each_entry_safe(key, keytmp, &data->keytable, list) {
+			list_del(&key->list);
+			kfree(key);
+		}
+	}
+	input_unregister_device(data->input_dev);
+	/* Can't call input_free_device on an unregistered device */
+	data->input_dev = NULL;
+exit_free_input:
+	input_free_device(data->input_dev);
+exit_unregister_led:
+	led_classdev_unregister(&data->led);
+exit_unregister_rxtrigger:
+	led_trigger_unregister_simple(data->rxtrigger);
+exit_unregister_txtrigger:
+	led_trigger_unregister_simple(data->txtrigger);
+exit_free_irq:
+	free_irq(data->irq, device);
+exit_release_sbase:
+	release_region(data->sbase, SP_IOMEM_LEN);
+exit_release_ebase:
+	release_region(data->ebase, EHFUNC_IOMEM_LEN);
+exit_release_wbase:
+	release_region(data->wbase, WAKEUP_IOMEM_LEN);
+exit_free_data:
+	kfree(data);
+	pnp_set_drvdata(device, NULL);
+exit:
+	return err;
+}
+
+static void __devexit
+wbcir_remove(struct pnp_dev *device)
+{
+	struct wbcir_data *data = pnp_get_drvdata(device);
+	struct wbcir_keyentry *key;
+	struct wbcir_keyentry *keytmp;
+
+	/* Disable interrupts */
+	wbcir_select_bank(data, WBCIR_BANK_0);
+	outb(WBCIR_IRQ_NONE, data->sbase + WBCIR_REG_SP3_IER);
+
+	del_timer_sync(&data->timer_keyup);
+
+	free_irq(data->irq, device);
+
+	/* Clear status bits NEC_REP, BUFF, MSG_END, MATCH */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_STS, 0x17, 0x17);
+
+	/* Clear CEIR_EN */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_CTL, 0x00, 0x01);
+
+	/* Clear BUFF_EN, END_EN, MATCH_EN */
+	wbcir_set_bits(data->wbase + WBCIR_REG_WCEIR_EV_EN, 0x00, 0x07);
+
+	/* This will generate a keyup event if necessary */
+	input_unregister_device(data->input_dev);
+
+	led_trigger_unregister_simple(data->rxtrigger);
+	led_trigger_unregister_simple(data->txtrigger);
+	led_classdev_unregister(&data->led);
+
+	/* This is ok since &data->led isn't actually used */
+	wbcir_led_brightness_set(&data->led, LED_OFF);
+
+	release_region(data->wbase, WAKEUP_IOMEM_LEN);
+	release_region(data->ebase, EHFUNC_IOMEM_LEN);
+	release_region(data->sbase, SP_IOMEM_LEN);
+
+	list_for_each_entry_safe(key, keytmp, &data->keytable, list) {
+		list_del(&key->list);
+		kfree(key);
+	}
+
+	kfree(data);
+
+	pnp_set_drvdata(device, NULL);
+}
+
+static const struct pnp_device_id wbcir_ids[] = {
+	{ "WEC1022", 0 },
+	{ "", 0 }
+};
+MODULE_DEVICE_TABLE(pnp, wbcir_ids);
+
+static struct pnp_driver wbcir_driver = {
+	.name     = WBCIR_NAME,
+	.id_table = wbcir_ids,
+	.probe    = wbcir_probe,
+	.remove   = __devexit_p(wbcir_remove),
+	.suspend  = wbcir_suspend,
+	.resume   = wbcir_resume,
+	.shutdown = wbcir_shutdown
+};
+
+static int __init
+wbcir_init(void)
+{
+	int ret;
+
+	switch (protocol) {
+	case IR_PROTOCOL_RC5:
+	case IR_PROTOCOL_NEC:
+	case IR_PROTOCOL_RC6:
+		break;
+	default:
+		printk(KERN_ERR DRVNAME ": Invalid protocol argument\n");
+		return -EINVAL;
+	}
+
+	ret = pnp_register_driver(&wbcir_driver);
+	if (ret)
+		printk(KERN_ERR DRVNAME ": Unable to register driver\n");
+
+	return ret;
+}
+
+static void __exit
+wbcir_exit(void)
+{
+	pnp_unregister_driver(&wbcir_driver);
+}
+
+MODULE_AUTHOR("David Härdeman <david@hardeman.nu>");
+MODULE_DESCRIPTION("Winbond SuperI/O Consumer IR Driver");
+MODULE_LICENSE("GPL");
+
+module_init(wbcir_init);
+module_exit(wbcir_exit);
+
+
diff --git a/drivers/input/misc/wistron_btns.c b/drivers/input/misc/wistron_btns.c
index 11fd038a078f..a932179c4c9e 100644
--- a/drivers/input/misc/wistron_btns.c
+++ b/drivers/input/misc/wistron_btns.c
@@ -936,6 +936,15 @@ static struct dmi_system_id dmi_ids[] __initdata = {
 	},
 	{
 		.callback = dmi_matched,
+		.ident = "Medion MD 42200",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Medion"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "WIM 2030"),
+		},
+		.driver_data = keymap_fs_amilo_pro_v2000
+	},
+	{
+		.callback = dmi_matched,
 		.ident = "Medion MD 96500",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "MEDIONPC"),
diff --git a/drivers/input/mouse/lifebook.c b/drivers/input/mouse/lifebook.c
index 5e6308694408..82811558ec33 100644
--- a/drivers/input/mouse/lifebook.c
+++ b/drivers/input/mouse/lifebook.c
@@ -107,8 +107,7 @@ static const struct dmi_system_id lifebook_dmi_table[] = {
 		.matches = {
 			DMI_MATCH(DMI_PRODUCT_NAME, "CF-72"),
 		},
-		.callback = lifebook_set_serio_phys,
-		.driver_data = "isa0060/serio3",
+		.callback = lifebook_set_6byte_proto,
 	},
 	{
 		.ident = "Lifebook B142",
diff --git a/drivers/input/mouse/logips2pp.c b/drivers/input/mouse/logips2pp.c
index de745d751162..ab5dc5f5fd83 100644
--- a/drivers/input/mouse/logips2pp.c
+++ b/drivers/input/mouse/logips2pp.c
@@ -219,7 +219,7 @@ static const struct ps2pp_info *get_model_info(unsigned char model)
 				PS2PP_WHEEL | PS2PP_SIDE_BTN | PS2PP_TASK_BTN |
 				PS2PP_EXTRA_BTN | PS2PP_NAV_BTN | PS2PP_HWHEEL },
 		{ 72,	PS2PP_KIND_TRACKMAN,	0 },			/* T-CH11: TrackMan Marble */
-		{ 73,	0,			PS2PP_SIDE_BTN },
+		{ 73,	PS2PP_KIND_TRACKMAN,	PS2PP_SIDE_BTN },	/* TrackMan FX */
 		{ 75,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
 		{ 76,	PS2PP_KIND_WHEEL,	PS2PP_WHEEL },
 		{ 79,	PS2PP_KIND_TRACKMAN,	PS2PP_WHEEL },		/* TrackMan with wheel */
diff --git a/drivers/input/mouse/psmouse-base.c b/drivers/input/mouse/psmouse-base.c
index 690aed905436..07c53798301a 100644
--- a/drivers/input/mouse/psmouse-base.c
+++ b/drivers/input/mouse/psmouse-base.c
@@ -581,7 +581,7 @@ static int cortron_detect(struct psmouse *psmouse, bool set_properties)
 static int psmouse_extensions(struct psmouse *psmouse,
 			      unsigned int max_proto, bool set_properties)
 {
-	bool synaptics_hardware = true;
+	bool synaptics_hardware = false;
 
 /*
  * We always check for lifebook because it does not disturb mouse
@@ -1673,7 +1673,7 @@ static int psmouse_get_maxproto(char *buffer, struct kernel_param *kp)
 {
 	int type = *((unsigned int *)kp->arg);
 
-	return sprintf(buffer, "%s\n", psmouse_protocol_by_type(type)->name);
+	return sprintf(buffer, "%s", psmouse_protocol_by_type(type)->name);
 }
 
 static int __init psmouse_init(void)
diff --git a/drivers/input/mouse/sentelic.c b/drivers/input/mouse/sentelic.c
index 84e2fc04d11b..f84cbd97c884 100644
--- a/drivers/input/mouse/sentelic.c
+++ b/drivers/input/mouse/sentelic.c
@@ -92,7 +92,8 @@ static int fsp_reg_read(struct psmouse *psmouse, int reg_addr, int *reg_val)
 	 */
 	ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE);
 	psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
-	mutex_lock(&ps2dev->cmd_mutex);
+
+	ps2_begin_command(ps2dev);
 
 	if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
 		goto out;
@@ -126,7 +127,7 @@ static int fsp_reg_read(struct psmouse *psmouse, int reg_addr, int *reg_val)
 	rc = 0;
 
  out:
-	mutex_unlock(&ps2dev->cmd_mutex);
+	ps2_end_command(ps2dev);
 	ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE);
 	psmouse_set_state(psmouse, PSMOUSE_ACTIVATED);
 	dev_dbg(&ps2dev->serio->dev, "READ REG: 0x%02x is 0x%02x (rc = %d)\n",
@@ -140,7 +141,7 @@ static int fsp_reg_write(struct psmouse *psmouse, int reg_addr, int reg_val)
 	unsigned char v;
 	int rc = -1;
 
-	mutex_lock(&ps2dev->cmd_mutex);
+	ps2_begin_command(ps2dev);
 
 	if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
 		goto out;
@@ -179,7 +180,7 @@ static int fsp_reg_write(struct psmouse *psmouse, int reg_addr, int reg_val)
 	rc = 0;
 
  out:
-	mutex_unlock(&ps2dev->cmd_mutex);
+	ps2_end_command(ps2dev);
 	dev_dbg(&ps2dev->serio->dev, "WRITE REG: 0x%02x to 0x%02x (rc = %d)\n",
 		reg_addr, reg_val, rc);
 	return rc;
@@ -214,7 +215,8 @@ static int fsp_page_reg_read(struct psmouse *psmouse, int *reg_val)
 
 	ps2_command(ps2dev, NULL, PSMOUSE_CMD_DISABLE);
 	psmouse_set_state(psmouse, PSMOUSE_CMD_MODE);
-	mutex_lock(&ps2dev->cmd_mutex);
+
+	ps2_begin_command(ps2dev);
 
 	if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
 		goto out;
@@ -236,7 +238,7 @@ static int fsp_page_reg_read(struct psmouse *psmouse, int *reg_val)
 	rc = 0;
 
  out:
-	mutex_unlock(&ps2dev->cmd_mutex);
+	ps2_end_command(ps2dev);
 	ps2_command(ps2dev, NULL, PSMOUSE_CMD_ENABLE);
 	psmouse_set_state(psmouse, PSMOUSE_ACTIVATED);
 	dev_dbg(&ps2dev->serio->dev, "READ PAGE REG: 0x%02x (rc = %d)\n",
@@ -250,7 +252,7 @@ static int fsp_page_reg_write(struct psmouse *psmouse, int reg_val)
 	unsigned char v;
 	int rc = -1;
 
-	mutex_lock(&ps2dev->cmd_mutex);
+	ps2_begin_command(ps2dev);
 
 	if (ps2_sendbyte(ps2dev, 0xf3, FSP_CMD_TIMEOUT) < 0)
 		goto out;
@@ -275,7 +277,7 @@ static int fsp_page_reg_write(struct psmouse *psmouse, int reg_val)
 	rc = 0;
 
  out:
-	mutex_unlock(&ps2dev->cmd_mutex);
+	ps2_end_command(ps2dev);
 	dev_dbg(&ps2dev->serio->dev, "WRITE PAGE REG: to 0x%02x (rc = %d)\n",
 		reg_val, rc);
 	return rc;
diff --git a/drivers/input/mouse/synaptics.c b/drivers/input/mouse/synaptics.c
index b66ff1ac7dea..f4a61252bcc9 100644
--- a/drivers/input/mouse/synaptics.c
+++ b/drivers/input/mouse/synaptics.c
@@ -652,6 +652,16 @@ static const struct dmi_system_id toshiba_dmi_table[] = {
 			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "PORTEGE M300"),
 		},
+
+	},
+	{
+		.ident = "Toshiba Portege M300",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "TOSHIBA"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Portable PC"),
+			DMI_MATCH(DMI_PRODUCT_VERSION, "Version 1.0"),
+		},
+
 	},
 	{ }
 };
diff --git a/drivers/input/mouse/synaptics_i2c.c b/drivers/input/mouse/synaptics_i2c.c
index eac9fdde7ee9..7283c78044af 100644
--- a/drivers/input/mouse/synaptics_i2c.c
+++ b/drivers/input/mouse/synaptics_i2c.c
@@ -203,7 +203,7 @@ MODULE_PARM_DESC(no_filter, "No Filter. Default = 0 (off)");
  * and the irq configuration should be set to Falling Edge Trigger
  */
 /* Control IRQ / Polling option */
-static int polling_req;
+static bool polling_req;
 module_param(polling_req, bool, 0444);
 MODULE_PARM_DESC(polling_req, "Request Polling. Default = 0 (use irq)");
 
@@ -217,6 +217,7 @@ struct synaptics_i2c {
 	struct i2c_client	*client;
 	struct input_dev	*input;
 	struct delayed_work	dwork;
+	spinlock_t		lock;
 	int			no_data_count;
 	int			no_decel_param;
 	int			reduce_report_param;
@@ -366,17 +367,28 @@ static bool synaptics_i2c_get_input(struct synaptics_i2c *touch)
 	return xy_delta || gesture;
 }
 
-static irqreturn_t synaptics_i2c_irq(int irq, void *dev_id)
+static void synaptics_i2c_reschedule_work(struct synaptics_i2c *touch,
+					  unsigned long delay)
 {
-	struct synaptics_i2c *touch = dev_id;
+	unsigned long flags;
+
+	spin_lock_irqsave(&touch->lock, flags);
 
 	/*
-	 * We want to have the work run immediately but it might have
-	 * already been scheduled with a delay, that's why we have to
-	 * cancel it first.
+	 * If work is already scheduled then subsequent schedules will not
+	 * change the scheduled time that's why we have to cancel it first.
 	 */
-	cancel_delayed_work(&touch->dwork);
-	schedule_delayed_work(&touch->dwork, 0);
+	__cancel_delayed_work(&touch->dwork);
+	schedule_delayed_work(&touch->dwork, delay);
+
+	spin_unlock_irqrestore(&touch->lock, flags);
+}
+
+static irqreturn_t synaptics_i2c_irq(int irq, void *dev_id)
+{
+	struct synaptics_i2c *touch = dev_id;
+
+	synaptics_i2c_reschedule_work(touch, 0);
 
 	return IRQ_HANDLED;
 }
@@ -452,7 +464,7 @@ static void synaptics_i2c_work_handler(struct work_struct *work)
 	 * We poll the device once in THREAD_IRQ_SLEEP_SECS and
 	 * if error is detected, we try to reset and reconfigure the touchpad.
 	 */
-	schedule_delayed_work(&touch->dwork, delay);
+	synaptics_i2c_reschedule_work(touch, delay);
 }
 
 static int synaptics_i2c_open(struct input_dev *input)
@@ -465,8 +477,8 @@ static int synaptics_i2c_open(struct input_dev *input)
 		return ret;
 
 	if (polling_req)
-		schedule_delayed_work(&touch->dwork,
-				       msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
+		synaptics_i2c_reschedule_work(touch,
+				msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
 
 	return 0;
 }
@@ -521,6 +533,7 @@ struct synaptics_i2c *synaptics_i2c_touch_create(struct i2c_client *client)
 	touch->scan_rate_param = scan_rate;
 	set_scan_rate(touch, scan_rate);
 	INIT_DELAYED_WORK(&touch->dwork, synaptics_i2c_work_handler);
+	spin_lock_init(&touch->lock);
 
 	return touch;
 }
@@ -535,14 +548,12 @@ static int __devinit synaptics_i2c_probe(struct i2c_client *client,
 	if (!touch)
 		return -ENOMEM;
 
-	i2c_set_clientdata(client, touch);
-
 	ret = synaptics_i2c_reset_config(client);
 	if (ret)
 		goto err_mem_free;
 
 	if (client->irq < 1)
-		polling_req = 1;
+		polling_req = true;
 
 	touch->input = input_allocate_device();
 	if (!touch->input) {
@@ -563,7 +574,7 @@ static int __devinit synaptics_i2c_probe(struct i2c_client *client,
 			dev_warn(&touch->client->dev,
 				  "IRQ request failed: %d, "
 				  "falling back to polling\n", ret);
-			polling_req = 1;
+			polling_req = true;
 			synaptics_i2c_reg_set(touch->client,
 					      INTERRUPT_EN_REG, 0);
 		}
@@ -580,12 +591,14 @@ static int __devinit synaptics_i2c_probe(struct i2c_client *client,
 			 "Input device register failed: %d\n", ret);
 		goto err_input_free;
 	}
+
+	i2c_set_clientdata(client, touch);
+
 	return 0;
 
 err_input_free:
 	input_free_device(touch->input);
 err_mem_free:
-	i2c_set_clientdata(client, NULL);
 	kfree(touch);
 
 	return ret;
@@ -596,7 +609,7 @@ static int __devexit synaptics_i2c_remove(struct i2c_client *client)
 	struct synaptics_i2c *touch = i2c_get_clientdata(client);
 
 	if (!polling_req)
-		free_irq(touch->client->irq, touch);
+		free_irq(client->irq, touch);
 
 	input_unregister_device(touch->input);
 	i2c_set_clientdata(client, NULL);
@@ -627,8 +640,8 @@ static int synaptics_i2c_resume(struct i2c_client *client)
 	if (ret)
 		return ret;
 
-	schedule_delayed_work(&touch->dwork,
-			       msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
+	synaptics_i2c_reschedule_work(touch,
+				msecs_to_jiffies(NO_DATA_SLEEP_MSECS));
 
 	return 0;
 }
diff --git a/drivers/input/mousedev.c b/drivers/input/mousedev.c
index 966b8868f792..a13d80f7da17 100644
--- a/drivers/input/mousedev.c
+++ b/drivers/input/mousedev.c
@@ -13,6 +13,7 @@
 #define MOUSEDEV_MINORS		32
 #define MOUSEDEV_MIX		31
 
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/smp_lock.h>
 #include <linux/poll.h>
diff --git a/drivers/input/serio/Kconfig b/drivers/input/serio/Kconfig
index c4b3fbd1a80f..aa533ceffe34 100644
--- a/drivers/input/serio/Kconfig
+++ b/drivers/input/serio/Kconfig
@@ -4,7 +4,7 @@
 config SERIO
 	tristate "Serial I/O support" if EMBEDDED || !X86
 	default y
-	---help---
+	help
 	  Say Yes here if you have any input device that uses serial I/O to
 	  communicate with the system. This includes the
 	  		* standard AT keyboard and PS/2 mouse *
@@ -22,7 +22,7 @@ config SERIO_I8042
 	tristate "i8042 PC Keyboard controller" if EMBEDDED || !X86
 	default y
 	depends on !PARISC && (!ARM || ARCH_SHARK || FOOTBRIDGE_HOST) && !M68K && !BLACKFIN
-	---help---
+	help
 	  i8042 is the chip over which the standard AT keyboard and PS/2
 	  mouse are connected to the computer. If you use these devices,
 	  you'll need to say Y here.
@@ -35,7 +35,7 @@ config SERIO_I8042
 config SERIO_SERPORT
 	tristate "Serial port line discipline"
 	default y
-	---help---
+	help
 	  Say Y here if you plan to use an input device (mouse, joystick,
 	  tablet, 6dof) that communicates over the RS232 serial (COM) port.
 
@@ -49,7 +49,7 @@ config SERIO_SERPORT
 config SERIO_CT82C710
 	tristate "ct82c710 Aux port controller"
 	depends on X86
-	---help---
+	help
 	  Say Y here if you have a Texas Instruments TravelMate notebook
 	  equipped with the ct82c710 chip and want to use a mouse connected
 	  to the "QuickPort".
@@ -66,7 +66,7 @@ config SERIO_Q40KBD
 config SERIO_PARKBD
 	tristate "Parallel port keyboard adapter"
 	depends on PARPORT
-	---help---
+	help
 	  Say Y here if you built a simple parallel port adapter to attach
 	  an additional AT keyboard, XT keyboard or PS/2 mouse.
 
@@ -124,7 +124,7 @@ config HP_SDC
 	tristate "HP System Device Controller i8042 Support"
 	depends on (GSC || HP300) && SERIO
 	default y
-	---help---
+	help
 	  This option enables support for the "System Device
 	  Controller", an i8042 carrying microcode to manage a
 	  few miscellaneous devices on some Hewlett Packard systems.
@@ -168,6 +168,7 @@ config SERIO_MACEPS2
 
 config SERIO_LIBPS2
 	tristate "PS/2 driver library" if EMBEDDED
+	depends on SERIO_I8042 || SERIO_I8042=n
 	help
 	  Say Y here if you are using a driver for device connected
 	  to a PS/2 port, such as PS/2 mouse or standard AT keyboard.
diff --git a/drivers/input/serio/i8042-x86ia64io.h b/drivers/input/serio/i8042-x86ia64io.h
index a39bc4eb902b..a537925f7651 100644
--- a/drivers/input/serio/i8042-x86ia64io.h
+++ b/drivers/input/serio/i8042-x86ia64io.h
@@ -327,6 +327,17 @@ static struct dmi_system_id __initdata i8042_dmi_nomux_table[] = {
 		},
 	},
 	{
+		/*
+		 * Reset and GET ID commands issued via KBD port are
+		 * sometimes being delivered to AUX3.
+		 */
+		.ident = "Sony Vaio FZ-240E",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Sony Corporation"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "VGN-FZ240E"),
+		},
+	},
+	{
 		.ident = "Amoi M636/A737",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Amoi Electronics CO.,LTD."),
@@ -661,7 +672,7 @@ static void i8042_pnp_exit(void)
 static int __init i8042_pnp_init(void)
 {
 	char kbd_irq_str[4] = { 0 }, aux_irq_str[4] = { 0 };
-	int pnp_data_busted = false;
+	bool pnp_data_busted = false;
 	int err;
 
 #ifdef CONFIG_X86
diff --git a/drivers/input/serio/i8042.c b/drivers/input/serio/i8042.c
index eb3ff94af58c..1df02d25aca5 100644
--- a/drivers/input/serio/i8042.c
+++ b/drivers/input/serio/i8042.c
@@ -87,8 +87,22 @@ static bool i8042_bypass_aux_irq_test;
 
 #include "i8042.h"
 
+/*
+ * i8042_lock protects serialization between i8042_command and
+ * the interrupt handler.
+ */
 static DEFINE_SPINLOCK(i8042_lock);
 
+/*
+ * Writers to AUX and KBD ports as well as users issuing i8042_command
+ * directly should acquire i8042_mutex (by means of calling
+ * i8042_lock_chip() and i8042_unlock_ship() helpers) to ensure that
+ * they do not disturb each other (unfortunately in many i8042
+ * implementations write to one of the ports will immediately abort
+ * command that is being processed by another port).
+ */
+static DEFINE_MUTEX(i8042_mutex);
+
 struct i8042_port {
 	struct serio *serio;
 	int irq;
@@ -113,6 +127,18 @@ static struct platform_device *i8042_platform_device;
 
 static irqreturn_t i8042_interrupt(int irq, void *dev_id);
 
+void i8042_lock_chip(void)
+{
+	mutex_lock(&i8042_mutex);
+}
+EXPORT_SYMBOL(i8042_lock_chip);
+
+void i8042_unlock_chip(void)
+{
+	mutex_unlock(&i8042_mutex);
+}
+EXPORT_SYMBOL(i8042_unlock_chip);
+
 /*
  * The i8042_wait_read() and i8042_wait_write functions wait for the i8042 to
  * be ready for reading values from it / writing values to it.
@@ -583,6 +609,8 @@ static irqreturn_t __init i8042_aux_test_irq(int irq, void *dev_id)
 	str = i8042_read_status();
 	if (str & I8042_STR_OBF) {
 		data = i8042_read_data();
+		dbg("%02x <- i8042 (aux_test_irq, %s)",
+			data, str & I8042_STR_AUXDATA ? "aux" : "kbd");
 		if (i8042_irq_being_tested &&
 		    data == 0xa5 && (str & I8042_STR_AUXDATA))
 			complete(&i8042_aux_irq_delivered);
@@ -724,6 +752,7 @@ static int __init i8042_check_aux(void)
  * AUX IRQ was never delivered so we need to flush the controller to
  * get rid of the byte we put there; otherwise keyboard may not work.
  */
+		dbg("     -- i8042 (aux irq test timeout)");
 		i8042_flush();
 		retval = -1;
 	}
@@ -807,17 +836,32 @@ static int i8042_controller_selftest(void)
 static int i8042_controller_init(void)
 {
 	unsigned long flags;
+	int n = 0;
+	unsigned char ctr[2];
 
 /*
- * Save the CTR for restoral on unload / reboot.
+ * Save the CTR for restore on unload / reboot.
  */
 
-	if (i8042_command(&i8042_ctr, I8042_CMD_CTL_RCTR)) {
-		printk(KERN_ERR "i8042.c: Can't read CTR while initializing i8042.\n");
-		return -EIO;
-	}
+	do {
+		if (n >= 10) {
+			printk(KERN_ERR
+				"i8042.c: Unable to get stable CTR read.\n");
+			return -EIO;
+		}
+
+		if (n != 0)
+			udelay(50);
+
+		if (i8042_command(&ctr[n++ % 2], I8042_CMD_CTL_RCTR)) {
+			printk(KERN_ERR
+				"i8042.c: Can't read CTR while initializing i8042.\n");
+			return -EIO;
+		}
+
+	} while (n < 2 || ctr[0] != ctr[1]);
 
-	i8042_initial_ctr = i8042_ctr;
+	i8042_initial_ctr = i8042_ctr = ctr[0];
 
 /*
  * Disable the keyboard interface and interrupt.
@@ -866,6 +910,12 @@ static int i8042_controller_init(void)
 		return -EIO;
 	}
 
+/*
+ * Flush whatever accumulated while we were disabling keyboard port.
+ */
+
+	i8042_flush();
+
 	return 0;
 }
 
@@ -885,7 +935,7 @@ static void i8042_controller_reset(void)
 	i8042_ctr |= I8042_CTR_KBDDIS | I8042_CTR_AUXDIS;
 	i8042_ctr &= ~(I8042_CTR_KBDINT | I8042_CTR_AUXINT);
 
-	if (i8042_command(&i8042_initial_ctr, I8042_CMD_CTL_WCTR))
+	if (i8042_command(&i8042_ctr, I8042_CMD_CTL_WCTR))
 		printk(KERN_WARNING "i8042.c: Can't write CTR while resetting.\n");
 
 /*
@@ -1161,6 +1211,21 @@ static void __devexit i8042_unregister_ports(void)
 	}
 }
 
+/*
+ * Checks whether port belongs to i8042 controller.
+ */
+bool i8042_check_port_owner(const struct serio *port)
+{
+	int i;
+
+	for (i = 0; i < I8042_NUM_PORTS; i++)
+		if (i8042_ports[i].serio == port)
+			return true;
+
+	return false;
+}
+EXPORT_SYMBOL(i8042_check_port_owner);
+
 static void i8042_free_irqs(void)
 {
 	if (i8042_aux_irq_registered)
diff --git a/drivers/input/serio/libps2.c b/drivers/input/serio/libps2.c
index 3a95b508bf27..f3876acc3e83 100644
--- a/drivers/input/serio/libps2.c
+++ b/drivers/input/serio/libps2.c
@@ -13,10 +13,12 @@
 
 #include <linux/delay.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/input.h>
 #include <linux/serio.h>
+#include <linux/i8042.h>
 #include <linux/init.h>
 #include <linux/libps2.h>
 
@@ -54,6 +56,24 @@ int ps2_sendbyte(struct ps2dev *ps2dev, unsigned char byte, int timeout)
 }
 EXPORT_SYMBOL(ps2_sendbyte);
 
+void ps2_begin_command(struct ps2dev *ps2dev)
+{
+	mutex_lock(&ps2dev->cmd_mutex);
+
+	if (i8042_check_port_owner(ps2dev->serio))
+		i8042_lock_chip();
+}
+EXPORT_SYMBOL(ps2_begin_command);
+
+void ps2_end_command(struct ps2dev *ps2dev)
+{
+	if (i8042_check_port_owner(ps2dev->serio))
+		i8042_unlock_chip();
+
+	mutex_unlock(&ps2dev->cmd_mutex);
+}
+EXPORT_SYMBOL(ps2_end_command);
+
 /*
  * ps2_drain() waits for device to transmit requested number of bytes
  * and discards them.
@@ -66,7 +86,7 @@ void ps2_drain(struct ps2dev *ps2dev, int maxbytes, int timeout)
 		maxbytes = sizeof(ps2dev->cmdbuf);
 	}
 
-	mutex_lock(&ps2dev->cmd_mutex);
+	ps2_begin_command(ps2dev);
 
 	serio_pause_rx(ps2dev->serio);
 	ps2dev->flags = PS2_FLAG_CMD;
@@ -76,7 +96,8 @@ void ps2_drain(struct ps2dev *ps2dev, int maxbytes, int timeout)
 	wait_event_timeout(ps2dev->wait,
 			   !(ps2dev->flags & PS2_FLAG_CMD),
 			   msecs_to_jiffies(timeout));
-	mutex_unlock(&ps2dev->cmd_mutex);
+
+	ps2_end_command(ps2dev);
 }
 EXPORT_SYMBOL(ps2_drain);
 
@@ -237,9 +258,9 @@ int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command)
 {
 	int rc;
 
-	mutex_lock(&ps2dev->cmd_mutex);
+	ps2_begin_command(ps2dev);
 	rc = __ps2_command(ps2dev, param, command);
-	mutex_unlock(&ps2dev->cmd_mutex);
+	ps2_end_command(ps2dev);
 
 	return rc;
 }
diff --git a/drivers/input/serio/serio_raw.c b/drivers/input/serio/serio_raw.c
index b03009bb7468..27fdaaffbb40 100644
--- a/drivers/input/serio/serio_raw.c
+++ b/drivers/input/serio/serio_raw.c
@@ -9,6 +9,7 @@
  * the Free Software Foundation.
  */
 
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/smp_lock.h>
 #include <linux/poll.h>
diff --git a/drivers/input/serio/serport.c b/drivers/input/serio/serport.c
index b9694b6445d0..6d345112bcb7 100644
--- a/drivers/input/serio/serport.c
+++ b/drivers/input/serio/serport.c
@@ -15,6 +15,7 @@
 
 #include <asm/uaccess.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/init.h>
diff --git a/drivers/input/touchscreen/Kconfig b/drivers/input/touchscreen/Kconfig
index ab02d72afbf3..8cc453c85ea7 100644
--- a/drivers/input/touchscreen/Kconfig
+++ b/drivers/input/touchscreen/Kconfig
@@ -48,8 +48,8 @@ config TOUCHSCREEN_AD7879_I2C
 	select TOUCHSCREEN_AD7879
 	help
 	  Say Y here if you have a touchscreen interface using the
-	  AD7879-1 controller, and your board-specific initialization
-	  code includes that in its table of I2C devices.
+	  AD7879-1/AD7889-1 controller, and your board-specific
+	  initialization code includes that in its table of I2C devices.
 
 	  If unsure, say N (but it's safe to say "Y").
 
@@ -62,7 +62,7 @@ config TOUCHSCREEN_AD7879_SPI
 	select TOUCHSCREEN_AD7879
 	help
 	  Say Y here if you have a touchscreen interface using the
-	  AD7879 controller, and your board-specific initialization
+	  AD7879/AD7889 controller, and your board-specific initialization
 	  code includes that in its table of SPI devices.
 
 	  If unsure, say N (but it's safe to say "Y").
@@ -169,6 +169,17 @@ config TOUCHSCREEN_WACOM_W8001
 	  To compile this driver as a module, choose M here: the
 	  module will be called wacom_w8001.
 
+config TOUCHSCREEN_MCS5000
+	tristate "MELFAS MCS-5000 touchscreen"
+	depends on I2C
+	help
+	  Say Y here if you have the MELFAS MCS-5000 touchscreen controller
+	  chip in your system.
+
+	  If unsure, say N.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called mcs5000_ts.
 
 config TOUCHSCREEN_MTOUCH
 	tristate "MicroTouch serial touchscreens"
diff --git a/drivers/input/touchscreen/Makefile b/drivers/input/touchscreen/Makefile
index 4599bf7ad819..15fa62cffc77 100644
--- a/drivers/input/touchscreen/Makefile
+++ b/drivers/input/touchscreen/Makefile
@@ -17,6 +17,7 @@ obj-$(CONFIG_TOUCHSCREEN_EETI)		+= eeti_ts.o
 obj-$(CONFIG_TOUCHSCREEN_ELO)		+= elo.o
 obj-$(CONFIG_TOUCHSCREEN_FUJITSU)	+= fujitsu_ts.o
 obj-$(CONFIG_TOUCHSCREEN_INEXIO)	+= inexio.o
+obj-$(CONFIG_TOUCHSCREEN_MCS5000)	+= mcs5000_ts.o
 obj-$(CONFIG_TOUCHSCREEN_MIGOR)		+= migor_ts.o
 obj-$(CONFIG_TOUCHSCREEN_MTOUCH)	+= mtouch.o
 obj-$(CONFIG_TOUCHSCREEN_MK712)		+= mk712.o
diff --git a/drivers/input/touchscreen/ad7877.c b/drivers/input/touchscreen/ad7877.c
index ecaeb7e8e75e..eb83939c705e 100644
--- a/drivers/input/touchscreen/ad7877.c
+++ b/drivers/input/touchscreen/ad7877.c
@@ -842,3 +842,4 @@ module_exit(ad7877_exit);
 MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
 MODULE_DESCRIPTION("AD7877 touchscreen Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:ad7877");
diff --git a/drivers/input/touchscreen/ad7879.c b/drivers/input/touchscreen/ad7879.c
index 5d8a70398807..c21e6d3a8844 100644
--- a/drivers/input/touchscreen/ad7879.c
+++ b/drivers/input/touchscreen/ad7879.c
@@ -1,7 +1,8 @@
 /*
- * Copyright (C) 2008 Michael Hennerich, Analog Devices Inc.
+ * Copyright (C) 2008-2009 Michael Hennerich, Analog Devices Inc.
  *
- * Description:	AD7879 based touchscreen, and GPIO driver (I2C/SPI Interface)
+ * Description:	AD7879/AD7889 based touchscreen, and GPIO driver
+ *		(I2C/SPI Interface)
  *
  * Bugs:        Enter bugs at http://blackfin.uclinux.org/
  *
@@ -644,7 +645,7 @@ static int __devinit ad7879_probe(struct spi_device *spi)
 		kfree(ts);
 	}
 
-	return 0;
+	return error;
 }
 
 static int __devexit ad7879_remove(struct spi_device *spi)
@@ -731,7 +732,7 @@ static int __devinit ad7879_probe(struct i2c_client *client,
 		kfree(ts);
 	}
 
-	return 0;
+	return error;
 }
 
 static int __devexit ad7879_remove(struct i2c_client *client)
@@ -747,6 +748,7 @@ static int __devexit ad7879_remove(struct i2c_client *client)
 
 static const struct i2c_device_id ad7879_id[] = {
 	{ "ad7879", 0 },
+	{ "ad7889", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ad7879_id);
@@ -779,3 +781,4 @@ module_exit(ad7879_exit);
 MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
 MODULE_DESCRIPTION("AD7879(-1) touchscreen Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:ad7879");
diff --git a/drivers/input/touchscreen/ads7846.c b/drivers/input/touchscreen/ads7846.c
index ba9d38c3f412..09c810999b92 100644
--- a/drivers/input/touchscreen/ads7846.c
+++ b/drivers/input/touchscreen/ads7846.c
@@ -1256,3 +1256,4 @@ module_exit(ads7846_exit);
 
 MODULE_DESCRIPTION("ADS7846 TouchScreen Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:ads7846");
diff --git a/drivers/input/touchscreen/mcs5000_ts.c b/drivers/input/touchscreen/mcs5000_ts.c
new file mode 100644
index 000000000000..4c28b89757f9
--- /dev/null
+++ b/drivers/input/touchscreen/mcs5000_ts.c
@@ -0,0 +1,318 @@
+/*
+ * mcs5000_ts.c - Touchscreen driver for MELFAS MCS-5000 controller
+ *
+ * Copyright (C) 2009 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ * Based on wm97xx-core.c
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/i2c.h>
+#include <linux/i2c/mcs5000_ts.h>
+#include <linux/interrupt.h>
+#include <linux/input.h>
+#include <linux/irq.h>
+
+/* Registers */
+#define MCS5000_TS_STATUS		0x00
+#define STATUS_OFFSET			0
+#define STATUS_NO			(0 << STATUS_OFFSET)
+#define STATUS_INIT			(1 << STATUS_OFFSET)
+#define STATUS_SENSING			(2 << STATUS_OFFSET)
+#define STATUS_COORD			(3 << STATUS_OFFSET)
+#define STATUS_GESTURE			(4 << STATUS_OFFSET)
+#define ERROR_OFFSET			4
+#define ERROR_NO			(0 << ERROR_OFFSET)
+#define ERROR_POWER_ON_RESET		(1 << ERROR_OFFSET)
+#define ERROR_INT_RESET			(2 << ERROR_OFFSET)
+#define ERROR_EXT_RESET			(3 << ERROR_OFFSET)
+#define ERROR_INVALID_REG_ADDRESS	(8 << ERROR_OFFSET)
+#define ERROR_INVALID_REG_VALUE		(9 << ERROR_OFFSET)
+
+#define MCS5000_TS_OP_MODE		0x01
+#define RESET_OFFSET			0
+#define RESET_NO			(0 << RESET_OFFSET)
+#define RESET_EXT_SOFT			(1 << RESET_OFFSET)
+#define OP_MODE_OFFSET			1
+#define OP_MODE_SLEEP			(0 << OP_MODE_OFFSET)
+#define OP_MODE_ACTIVE			(1 << OP_MODE_OFFSET)
+#define GESTURE_OFFSET			4
+#define GESTURE_DISABLE			(0 << GESTURE_OFFSET)
+#define GESTURE_ENABLE			(1 << GESTURE_OFFSET)
+#define PROXIMITY_OFFSET		5
+#define PROXIMITY_DISABLE		(0 << PROXIMITY_OFFSET)
+#define PROXIMITY_ENABLE		(1 << PROXIMITY_OFFSET)
+#define SCAN_MODE_OFFSET		6
+#define SCAN_MODE_INTERRUPT		(0 << SCAN_MODE_OFFSET)
+#define SCAN_MODE_POLLING		(1 << SCAN_MODE_OFFSET)
+#define REPORT_RATE_OFFSET		7
+#define REPORT_RATE_40			(0 << REPORT_RATE_OFFSET)
+#define REPORT_RATE_80			(1 << REPORT_RATE_OFFSET)
+
+#define MCS5000_TS_SENS_CTL		0x02
+#define MCS5000_TS_FILTER_CTL		0x03
+#define PRI_FILTER_OFFSET		0
+#define SEC_FILTER_OFFSET		4
+
+#define MCS5000_TS_X_SIZE_UPPER		0x08
+#define MCS5000_TS_X_SIZE_LOWER		0x09
+#define MCS5000_TS_Y_SIZE_UPPER		0x0A
+#define MCS5000_TS_Y_SIZE_LOWER		0x0B
+
+#define MCS5000_TS_INPUT_INFO		0x10
+#define INPUT_TYPE_OFFSET		0
+#define INPUT_TYPE_NONTOUCH		(0 << INPUT_TYPE_OFFSET)
+#define INPUT_TYPE_SINGLE		(1 << INPUT_TYPE_OFFSET)
+#define INPUT_TYPE_DUAL			(2 << INPUT_TYPE_OFFSET)
+#define INPUT_TYPE_PALM			(3 << INPUT_TYPE_OFFSET)
+#define INPUT_TYPE_PROXIMITY		(7 << INPUT_TYPE_OFFSET)
+#define GESTURE_CODE_OFFSET		3
+#define GESTURE_CODE_NO			(0 << GESTURE_CODE_OFFSET)
+
+#define MCS5000_TS_X_POS_UPPER		0x11
+#define MCS5000_TS_X_POS_LOWER		0x12
+#define MCS5000_TS_Y_POS_UPPER		0x13
+#define MCS5000_TS_Y_POS_LOWER		0x14
+#define MCS5000_TS_Z_POS		0x15
+#define MCS5000_TS_WIDTH		0x16
+#define MCS5000_TS_GESTURE_VAL		0x17
+#define MCS5000_TS_MODULE_REV		0x20
+#define MCS5000_TS_FIRMWARE_VER		0x21
+
+/* Touchscreen absolute values */
+#define MCS5000_MAX_XC			0x3ff
+#define MCS5000_MAX_YC			0x3ff
+
+enum mcs5000_ts_read_offset {
+	READ_INPUT_INFO,
+	READ_X_POS_UPPER,
+	READ_X_POS_LOWER,
+	READ_Y_POS_UPPER,
+	READ_Y_POS_LOWER,
+	READ_BLOCK_SIZE,
+};
+
+/* Each client has this additional data */
+struct mcs5000_ts_data {
+	struct i2c_client *client;
+	struct input_dev *input_dev;
+	const struct mcs5000_ts_platform_data *platform_data;
+};
+
+static irqreturn_t mcs5000_ts_interrupt(int irq, void *dev_id)
+{
+	struct mcs5000_ts_data *data = dev_id;
+	struct i2c_client *client = data->client;
+	u8 buffer[READ_BLOCK_SIZE];
+	int err;
+	int x;
+	int y;
+
+	err = i2c_smbus_read_i2c_block_data(client, MCS5000_TS_INPUT_INFO,
+			READ_BLOCK_SIZE, buffer);
+	if (err < 0) {
+		dev_err(&client->dev, "%s, err[%d]\n", __func__, err);
+		goto out;
+	}
+
+	switch (buffer[READ_INPUT_INFO]) {
+	case INPUT_TYPE_NONTOUCH:
+		input_report_key(data->input_dev, BTN_TOUCH, 0);
+		input_sync(data->input_dev);
+		break;
+
+	case INPUT_TYPE_SINGLE:
+		x = (buffer[READ_X_POS_UPPER] << 8) | buffer[READ_X_POS_LOWER];
+		y = (buffer[READ_Y_POS_UPPER] << 8) | buffer[READ_Y_POS_LOWER];
+
+		input_report_key(data->input_dev, BTN_TOUCH, 1);
+		input_report_abs(data->input_dev, ABS_X, x);
+		input_report_abs(data->input_dev, ABS_Y, y);
+		input_sync(data->input_dev);
+		break;
+
+	case INPUT_TYPE_DUAL:
+		/* TODO */
+		break;
+
+	case INPUT_TYPE_PALM:
+		/* TODO */
+		break;
+
+	case INPUT_TYPE_PROXIMITY:
+		/* TODO */
+		break;
+
+	default:
+		dev_err(&client->dev, "Unknown ts input type %d\n",
+				buffer[READ_INPUT_INFO]);
+		break;
+	}
+
+ out:
+	return IRQ_HANDLED;
+}
+
+static void mcs5000_ts_phys_init(struct mcs5000_ts_data *data)
+{
+	const struct mcs5000_ts_platform_data *platform_data =
+		data->platform_data;
+	struct i2c_client *client = data->client;
+
+	/* Touch reset & sleep mode */
+	i2c_smbus_write_byte_data(client, MCS5000_TS_OP_MODE,
+			RESET_EXT_SOFT | OP_MODE_SLEEP);
+
+	/* Touch size */
+	i2c_smbus_write_byte_data(client, MCS5000_TS_X_SIZE_UPPER,
+			platform_data->x_size >> 8);
+	i2c_smbus_write_byte_data(client, MCS5000_TS_X_SIZE_LOWER,
+			platform_data->x_size & 0xff);
+	i2c_smbus_write_byte_data(client, MCS5000_TS_Y_SIZE_UPPER,
+			platform_data->y_size >> 8);
+	i2c_smbus_write_byte_data(client, MCS5000_TS_Y_SIZE_LOWER,
+			platform_data->y_size & 0xff);
+
+	/* Touch active mode & 80 report rate */
+	i2c_smbus_write_byte_data(data->client, MCS5000_TS_OP_MODE,
+			OP_MODE_ACTIVE | REPORT_RATE_80);
+}
+
+static int __devinit mcs5000_ts_probe(struct i2c_client *client,
+		const struct i2c_device_id *id)
+{
+	struct mcs5000_ts_data *data;
+	struct input_dev *input_dev;
+	int ret;
+
+	if (!client->dev.platform_data)
+		return -EINVAL;
+
+	data = kzalloc(sizeof(struct mcs5000_ts_data), GFP_KERNEL);
+	input_dev = input_allocate_device();
+	if (!data || !input_dev) {
+		dev_err(&client->dev, "Failed to allocate memory\n");
+		ret = -ENOMEM;
+		goto err_free_mem;
+	}
+
+	data->client = client;
+	data->input_dev = input_dev;
+	data->platform_data = client->dev.platform_data;
+
+	input_dev->name = "MELPAS MCS-5000 Touchscreen";
+	input_dev->id.bustype = BUS_I2C;
+	input_dev->dev.parent = &client->dev;
+
+	__set_bit(EV_ABS, input_dev->evbit);
+	__set_bit(EV_KEY, input_dev->evbit);
+	__set_bit(BTN_TOUCH, input_dev->keybit);
+	input_set_abs_params(input_dev, ABS_X, 0, MCS5000_MAX_XC, 0, 0);
+	input_set_abs_params(input_dev, ABS_Y, 0, MCS5000_MAX_YC, 0, 0);
+
+	input_set_drvdata(input_dev, data);
+
+	if (data->platform_data->cfg_pin)
+		data->platform_data->cfg_pin();
+
+	ret = request_threaded_irq(client->irq, NULL, mcs5000_ts_interrupt,
+			IRQF_TRIGGER_LOW | IRQF_ONESHOT, "mcs5000_ts", data);
+
+	if (ret < 0) {
+		dev_err(&client->dev, "Failed to register interrupt\n");
+		goto err_free_mem;
+	}
+
+	ret = input_register_device(data->input_dev);
+	if (ret < 0)
+		goto err_free_irq;
+
+	mcs5000_ts_phys_init(data);
+	i2c_set_clientdata(client, data);
+
+	return 0;
+
+err_free_irq:
+	free_irq(client->irq, data);
+err_free_mem:
+	input_free_device(input_dev);
+	kfree(data);
+	return ret;
+}
+
+static int __devexit mcs5000_ts_remove(struct i2c_client *client)
+{
+	struct mcs5000_ts_data *data = i2c_get_clientdata(client);
+
+	free_irq(client->irq, data);
+	input_unregister_device(data->input_dev);
+	kfree(data);
+	i2c_set_clientdata(client, NULL);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int mcs5000_ts_suspend(struct i2c_client *client, pm_message_t mesg)
+{
+	/* Touch sleep mode */
+	i2c_smbus_write_byte_data(client, MCS5000_TS_OP_MODE, OP_MODE_SLEEP);
+
+	return 0;
+}
+
+static int mcs5000_ts_resume(struct i2c_client *client)
+{
+	struct mcs5000_ts_data *data = i2c_get_clientdata(client);
+
+	mcs5000_ts_phys_init(data);
+
+	return 0;
+}
+#else
+#define mcs5000_ts_suspend	NULL
+#define mcs5000_ts_resume	NULL
+#endif
+
+static const struct i2c_device_id mcs5000_ts_id[] = {
+	{ "mcs5000_ts", 0 },
+	{ }
+};
+MODULE_DEVICE_TABLE(i2c, mcs5000_ts_id);
+
+static struct i2c_driver mcs5000_ts_driver = {
+	.probe		= mcs5000_ts_probe,
+	.remove		= __devexit_p(mcs5000_ts_remove),
+	.suspend	= mcs5000_ts_suspend,
+	.resume		= mcs5000_ts_resume,
+	.driver = {
+		.name = "mcs5000_ts",
+	},
+	.id_table	= mcs5000_ts_id,
+};
+
+static int __init mcs5000_ts_init(void)
+{
+	return i2c_add_driver(&mcs5000_ts_driver);
+}
+
+static void __exit mcs5000_ts_exit(void)
+{
+	i2c_del_driver(&mcs5000_ts_driver);
+}
+
+module_init(mcs5000_ts_init);
+module_exit(mcs5000_ts_exit);
+
+/* Module information */
+MODULE_AUTHOR("Joonyoung Shim <jy0922.shim@samsung.com>");
+MODULE_DESCRIPTION("Touchscreen driver for MELFAS MCS-5000 controller");
+MODULE_LICENSE("GPL");
diff --git a/drivers/input/touchscreen/wm97xx-core.c b/drivers/input/touchscreen/wm97xx-core.c
index 252eb11fe9db..f944918466e5 100644
--- a/drivers/input/touchscreen/wm97xx-core.c
+++ b/drivers/input/touchscreen/wm97xx-core.c
@@ -561,6 +561,7 @@ static void wm97xx_ts_input_close(struct input_dev *idev)
 static int wm97xx_probe(struct device *dev)
 {
 	struct wm97xx *wm;
+	struct wm97xx_pdata *pdata = dev->platform_data;
 	int ret = 0, id = 0;
 
 	wm = kzalloc(sizeof(struct wm97xx), GFP_KERNEL);
@@ -658,6 +659,7 @@ static int wm97xx_probe(struct device *dev)
 	}
 	platform_set_drvdata(wm->battery_dev, wm);
 	wm->battery_dev->dev.parent = dev;
+	wm->battery_dev->dev.platform_data = pdata;
 	ret = platform_device_add(wm->battery_dev);
 	if (ret < 0)
 		goto batt_reg_err;
@@ -671,6 +673,7 @@ static int wm97xx_probe(struct device *dev)
 	}
 	platform_set_drvdata(wm->touch_dev, wm);
 	wm->touch_dev->dev.parent = dev;
+	wm->touch_dev->dev.platform_data = pdata;
 	ret = platform_device_add(wm->touch_dev);
 	if (ret < 0)
 		goto touch_reg_err;
diff --git a/drivers/isdn/capi/capi.c b/drivers/isdn/capi/capi.c
index 2d8352419c0d..65bf91e16a42 100644
--- a/drivers/isdn/capi/capi.c
+++ b/drivers/isdn/capi/capi.c
@@ -603,7 +603,7 @@ static void capi_recv_message(struct capi20_appl *ap, struct sk_buff *skb)
 
 	if (CAPIMSG_CMD(skb->data) == CAPI_CONNECT_B3_CONF) {
 		u16 info = CAPIMSG_U16(skb->data, 12); // Info field
-		if (info == 0) {
+		if ((info & 0xff00) == 0) {
 			mutex_lock(&cdev->ncci_list_mtx);
 			capincci_alloc(cdev, CAPIMSG_NCCI(skb->data));
 			mutex_unlock(&cdev->ncci_list_mtx);
diff --git a/drivers/isdn/capi/capidrv.c b/drivers/isdn/capi/capidrv.c
index 650120261abf..3e6d17f42a98 100644
--- a/drivers/isdn/capi/capidrv.c
+++ b/drivers/isdn/capi/capidrv.c
@@ -40,7 +40,7 @@ static int debugmode = 0;
 MODULE_DESCRIPTION("CAPI4Linux: Interface to ISDN4Linux");
 MODULE_AUTHOR("Carsten Paeth");
 MODULE_LICENSE("GPL");
-module_param(debugmode, uint, 0);
+module_param(debugmode, uint, S_IRUGO|S_IWUSR);
 
 /* -------- type definitions ----------------------------------------- */
 
@@ -671,8 +671,8 @@ static void n0(capidrv_contr * card, capidrv_ncci * ncci)
 				 NULL,	/* Useruserdata */   /* $$$$ */
 				 NULL	/* Facilitydataarray */
 	);
-	send_message(card, &cmsg);
 	plci_change_state(card, ncci->plcip, EV_PLCI_DISCONNECT_REQ);
+	send_message(card, &cmsg);
 
 	cmd.command = ISDN_STAT_BHUP;
 	cmd.driver = card->myid;
@@ -924,8 +924,8 @@ static void handle_incoming_call(capidrv_contr * card, _cmsg * cmsg)
 		 */
 		capi_cmsg_answer(cmsg);
 		cmsg->Reject = 1;	/* ignore */
-		send_message(card, cmsg);
 		plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT);
+		send_message(card, cmsg);
 		printk(KERN_INFO "capidrv-%d: incoming call %s,%d,%d,%s ignored\n",
 			card->contrnr,
 			cmd.parm.setup.phone,
@@ -974,8 +974,8 @@ static void handle_incoming_call(capidrv_contr * card, _cmsg * cmsg)
 	case 2:		/* Call will be rejected. */
 		capi_cmsg_answer(cmsg);
 		cmsg->Reject = 2;	/* reject call, normal call clearing */
-		send_message(card, cmsg);
 		plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT);
+		send_message(card, cmsg);
 		break;
 
 	default:
@@ -983,8 +983,8 @@ static void handle_incoming_call(capidrv_contr * card, _cmsg * cmsg)
 		capi_cmsg_answer(cmsg);
 		cmsg->Reject = 8;	/* reject call,
 					   destination out of order */
-		send_message(card, cmsg);
 		plci_change_state(card, plcip, EV_PLCI_CONNECT_REJECT);
+		send_message(card, cmsg);
 		break;
 	}
 	return;
@@ -1020,8 +1020,8 @@ static void handle_plci(_cmsg * cmsg)
 		card->bchans[plcip->chan].disconnecting = 1;
 		plci_change_state(card, plcip, EV_PLCI_DISCONNECT_IND);
 		capi_cmsg_answer(cmsg);
-		send_message(card, cmsg);
 		plci_change_state(card, plcip, EV_PLCI_DISCONNECT_RESP);
+		send_message(card, cmsg);
 		break;
 
 	case CAPI_DISCONNECT_CONF:	/* plci */
@@ -1078,8 +1078,8 @@ static void handle_plci(_cmsg * cmsg)
 
 		if (card->bchans[plcip->chan].incoming) {
 			capi_cmsg_answer(cmsg);
-			send_message(card, cmsg);
 			plci_change_state(card, plcip, EV_PLCI_CONNECT_ACTIVE_IND);
+			send_message(card, cmsg);
 		} else {
 			capidrv_ncci *nccip;
 			capi_cmsg_answer(cmsg);
@@ -1098,13 +1098,14 @@ static void handle_plci(_cmsg * cmsg)
 						 NULL	/* NCPI */
 			);
 			nccip->msgid = cmsg->Messagenumber;
+			plci_change_state(card, plcip,
+					  EV_PLCI_CONNECT_ACTIVE_IND);
+			ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_REQ);
 			send_message(card, cmsg);
 			cmd.command = ISDN_STAT_DCONN;
 			cmd.driver = card->myid;
 			cmd.arg = plcip->chan;
 			card->interface.statcallb(&cmd);
-			plci_change_state(card, plcip, EV_PLCI_CONNECT_ACTIVE_IND);
-			ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_REQ);
 		}
 		break;
 
@@ -1193,8 +1194,8 @@ static void handle_ncci(_cmsg * cmsg)
 			goto notfound;
 
 		capi_cmsg_answer(cmsg);
-		send_message(card, cmsg);
 		ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_ACTIVE_IND);
+		send_message(card, cmsg);
 
 		cmd.command = ISDN_STAT_BCONN;
 		cmd.driver = card->myid;
@@ -1222,8 +1223,8 @@ static void handle_ncci(_cmsg * cmsg)
 							  0,	/* Reject */
 							  NULL	/* NCPI */
 				);
-				send_message(card, cmsg);
 				ncci_change_state(card, nccip, EV_NCCI_CONNECT_B3_RESP);
+				send_message(card, cmsg);
 				break;
 			}
 			printk(KERN_ERR "capidrv-%d: no mem for ncci, sorry\n",							card->contrnr);
@@ -1299,8 +1300,8 @@ static void handle_ncci(_cmsg * cmsg)
 		card->bchans[nccip->chan].disconnecting = 1;
 		ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_IND);
 		capi_cmsg_answer(cmsg);
-		send_message(card, cmsg);
 		ncci_change_state(card, nccip, EV_NCCI_DISCONNECT_B3_RESP);
+		send_message(card, cmsg);
 		break;
 
 	case CAPI_DISCONNECT_B3_CONF:	/* ncci */
@@ -2014,8 +2015,8 @@ static void send_listen(capidrv_contr *card)
 			     card->cipmask,
 			     card->cipmask2,
 			     NULL, NULL);
-	send_message(card, &cmdcmsg);
 	listen_change_state(card, EV_LISTEN_REQ);
+	send_message(card, &cmdcmsg);
 }
 
 static void listentimerfunc(unsigned long x)
diff --git a/drivers/isdn/capi/capifs.c b/drivers/isdn/capi/capifs.c
index bff72d81f263..9f8f67b6c07f 100644
--- a/drivers/isdn/capi/capifs.c
+++ b/drivers/isdn/capi/capifs.c
@@ -89,7 +89,7 @@ static int capifs_remount(struct super_block *s, int *flags, char *data)
 	return 0;
 }
 
-static struct super_operations capifs_sops =
+static const struct super_operations capifs_sops =
 {
 	.statfs		= simple_statfs,
 	.remount_fs	= capifs_remount,
diff --git a/drivers/isdn/capi/capiutil.c b/drivers/isdn/capi/capiutil.c
index 16f2e465e5f9..26626eead828 100644
--- a/drivers/isdn/capi/capiutil.c
+++ b/drivers/isdn/capi/capiutil.c
@@ -1019,7 +1019,7 @@ int __init cdebug_init(void)
 	if (!g_debbuf->buf) {
 		kfree(g_cmsg);
 		kfree(g_debbuf);
-		return -ENOMEM;;
+		return -ENOMEM;
 	}
 	g_debbuf->size = CDEBUG_GSIZE;
 	g_debbuf->buf[0] = 0;
diff --git a/drivers/isdn/capi/kcapi.c b/drivers/isdn/capi/kcapi.c
index 57d26360f64e..dc506ab99cac 100644
--- a/drivers/isdn/capi/kcapi.c
+++ b/drivers/isdn/capi/kcapi.c
@@ -18,6 +18,7 @@
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/proc_fs.h>
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/skbuff.h>
 #include <linux/workqueue.h>
diff --git a/drivers/isdn/capi/kcapi_proc.c b/drivers/isdn/capi/kcapi_proc.c
index 50ed778f63fc..09d4db764d22 100644
--- a/drivers/isdn/capi/kcapi_proc.c
+++ b/drivers/isdn/capi/kcapi_proc.c
@@ -89,14 +89,14 @@ static int contrstats_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations seq_controller_ops = {
+static const struct seq_operations seq_controller_ops = {
 	.start	= controller_start,
 	.next	= controller_next,
 	.stop	= controller_stop,
 	.show	= controller_show,
 };
 
-static struct seq_operations seq_contrstats_ops = {
+static const struct seq_operations seq_contrstats_ops = {
 	.start	= controller_start,
 	.next	= controller_next,
 	.stop	= controller_stop,
@@ -194,14 +194,14 @@ applstats_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations seq_applications_ops = {
+static const struct seq_operations seq_applications_ops = {
 	.start	= applications_start,
 	.next	= applications_next,
 	.stop	= applications_stop,
 	.show	= applications_show,
 };
 
-static struct seq_operations seq_applstats_ops = {
+static const struct seq_operations seq_applstats_ops = {
 	.start	= applications_start,
 	.next	= applications_next,
 	.stop	= applications_stop,
@@ -264,7 +264,7 @@ static int capi_driver_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations seq_capi_driver_ops = {
+static const struct seq_operations seq_capi_driver_ops = {
 	.start	= capi_driver_start,
 	.next	= capi_driver_next,
 	.stop	= capi_driver_stop,
diff --git a/drivers/isdn/divert/divert_procfs.c b/drivers/isdn/divert/divert_procfs.c
index 8b256a617c8a..3697c409bec6 100644
--- a/drivers/isdn/divert/divert_procfs.c
+++ b/drivers/isdn/divert/divert_procfs.c
@@ -16,6 +16,7 @@
 #else
 #include <linux/fs.h>
 #endif
+#include <linux/sched.h>
 #include <linux/isdnif.h>
 #include <net/net_namespace.h>
 #include "isdn_divert.h"
diff --git a/drivers/isdn/gigaset/asyncdata.c b/drivers/isdn/gigaset/asyncdata.c
index 234cc5d53312..44a58e6f8f65 100644
--- a/drivers/isdn/gigaset/asyncdata.c
+++ b/drivers/isdn/gigaset/asyncdata.c
@@ -334,7 +334,14 @@ static inline int iraw_loop(unsigned char c, unsigned char *src, int numbytes,
 	return startbytes - numbytes;
 }
 
-/* process a block of data received from the device
+/**
+ * gigaset_m10x_input() - process a block of data received from the device
+ * @inbuf:	received data and device descriptor structure.
+ *
+ * Called by hardware module {ser,usb}_gigaset with a block of received
+ * bytes. Separates the bytes received over the serial data channel into
+ * user data and command replies (locked/unlocked) according to the
+ * current state of the interface.
  */
 void gigaset_m10x_input(struct inbuf_t *inbuf)
 {
@@ -543,16 +550,17 @@ static struct sk_buff *iraw_encode(struct sk_buff *skb, int head, int tail)
 	return iraw_skb;
 }
 
-/* gigaset_send_skb
- * called by common.c to queue an skb for sending
- * and start transmission if necessary
- * parameters:
- *	B Channel control structure
- *	skb
+/**
+ * gigaset_m10x_send_skb() - queue an skb for sending
+ * @bcs:	B channel descriptor structure.
+ * @skb:	data to send.
+ *
+ * Called by i4l.c to encode and queue an skb for sending, and start
+ * transmission if necessary.
+ *
  * Return value:
- *	number of bytes accepted for sending
- *	(skb->len if ok, 0 if out of buffer space)
- *	or error code (< 0, eg. -EINVAL)
+ *	number of bytes accepted for sending (skb->len) if ok,
+ *	error code < 0 (eg. -ENOMEM) on error
  */
 int gigaset_m10x_send_skb(struct bc_state *bcs, struct sk_buff *skb)
 {
diff --git a/drivers/isdn/gigaset/bas-gigaset.c b/drivers/isdn/gigaset/bas-gigaset.c
index 781c4041f7b0..5ed1d99eb9f3 100644
--- a/drivers/isdn/gigaset/bas-gigaset.c
+++ b/drivers/isdn/gigaset/bas-gigaset.c
@@ -134,6 +134,7 @@ struct bas_cardstate {
 #define BS_ATRDPEND	0x040	/* urb_cmd_in in use */
 #define BS_ATWRPEND	0x080	/* urb_cmd_out in use */
 #define BS_SUSPEND	0x100	/* USB port suspended */
+#define BS_RESETTING	0x200	/* waiting for HD_RESET_INTERRUPT_PIPE_ACK */
 
 
 static struct gigaset_driver *driver = NULL;
@@ -319,6 +320,21 @@ static int gigaset_set_line_ctrl(struct cardstate *cs, unsigned cflag)
 	return -EINVAL;
 }
 
+/* set/clear bits in base connection state, return previous state
+ */
+static inline int update_basstate(struct bas_cardstate *ucs,
+				  int set, int clear)
+{
+	unsigned long flags;
+	int state;
+
+	spin_lock_irqsave(&ucs->lock, flags);
+	state = ucs->basstate;
+	ucs->basstate = (state & ~clear) | set;
+	spin_unlock_irqrestore(&ucs->lock, flags);
+	return state;
+}
+
 /* error_hangup
  * hang up any existing connection because of an unrecoverable error
  * This function may be called from any context and takes care of scheduling
@@ -350,12 +366,9 @@ static inline void error_hangup(struct bc_state *bcs)
  */
 static inline void error_reset(struct cardstate *cs)
 {
-	/* close AT command channel to recover (ignore errors) */
-	req_submit(cs->bcs, HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT);
-
-	//FIXME try to recover without bothering the user
-	dev_err(cs->dev,
-	    "unrecoverable error - please disconnect Gigaset base to reset\n");
+	/* reset interrupt pipe to recover (ignore errors) */
+	update_basstate(cs->hw.bas, BS_RESETTING, 0);
+	req_submit(cs->bcs, HD_RESET_INTERRUPT_PIPE, 0, BAS_TIMEOUT);
 }
 
 /* check_pending
@@ -398,8 +411,13 @@ static void check_pending(struct bas_cardstate *ucs)
 	case HD_DEVICE_INIT_ACK:		/* no reply expected */
 		ucs->pending = 0;
 		break;
-	/* HD_READ_ATMESSAGE, HD_WRITE_ATMESSAGE, HD_RESET_INTERRUPTPIPE
-	 * are handled separately and should never end up here
+	case HD_RESET_INTERRUPT_PIPE:
+		if (!(ucs->basstate & BS_RESETTING))
+			ucs->pending = 0;
+		break;
+	/*
+	 * HD_READ_ATMESSAGE and HD_WRITE_ATMESSAGE are handled separately
+	 * and should never end up here
 	 */
 	default:
 		dev_warn(&ucs->interface->dev,
@@ -449,21 +467,6 @@ static void cmd_in_timeout(unsigned long data)
 	error_reset(cs);
 }
 
-/* set/clear bits in base connection state, return previous state
- */
-inline static int update_basstate(struct bas_cardstate *ucs,
-				  int set, int clear)
-{
-	unsigned long flags;
-	int state;
-
-	spin_lock_irqsave(&ucs->lock, flags);
-	state = ucs->basstate;
-	ucs->basstate = (state & ~clear) | set;
-	spin_unlock_irqrestore(&ucs->lock, flags);
-	return state;
-}
-
 /* read_ctrl_callback
  * USB completion handler for control pipe input
  * called by the USB subsystem in interrupt context
@@ -762,7 +765,8 @@ static void read_int_callback(struct urb *urb)
 		break;
 
 	case HD_RESET_INTERRUPT_PIPE_ACK:
-		gig_dbg(DEBUG_USBREQ, "HD_RESET_INTERRUPT_PIPE_ACK");
+		update_basstate(ucs, 0, BS_RESETTING);
+		dev_notice(cs->dev, "interrupt pipe reset\n");
 		break;
 
 	case HD_SUSPEND_END:
@@ -1331,28 +1335,24 @@ static void read_iso_tasklet(unsigned long data)
 		rcvbuf = urb->transfer_buffer;
 		totleft = urb->actual_length;
 		for (frame = 0; totleft > 0 && frame < BAS_NUMFRAMES; frame++) {
-			if (unlikely(urb->iso_frame_desc[frame].status)) {
+			numbytes = urb->iso_frame_desc[frame].actual_length;
+			if (unlikely(urb->iso_frame_desc[frame].status))
 				dev_warn(cs->dev,
-					 "isochronous read: frame %d: %s\n",
-					 frame,
+					 "isochronous read: frame %d[%d]: %s\n",
+					 frame, numbytes,
 					 get_usb_statmsg(
 					    urb->iso_frame_desc[frame].status));
-				break;
-			}
-			numbytes = urb->iso_frame_desc[frame].actual_length;
-			if (unlikely(numbytes > BAS_MAXFRAME)) {
+			if (unlikely(numbytes > BAS_MAXFRAME))
 				dev_warn(cs->dev,
 					 "isochronous read: frame %d: "
 					 "numbytes (%d) > BAS_MAXFRAME\n",
 					 frame, numbytes);
-				break;
-			}
 			if (unlikely(numbytes > totleft)) {
 				dev_warn(cs->dev,
 					 "isochronous read: frame %d: "
 					 "numbytes (%d) > totleft (%d)\n",
 					 frame, numbytes, totleft);
-				break;
+				numbytes = totleft;
 			}
 			offset = urb->iso_frame_desc[frame].offset;
 			if (unlikely(offset + numbytes > BAS_INBUFSIZE)) {
@@ -1361,7 +1361,7 @@ static void read_iso_tasklet(unsigned long data)
 					 "offset (%d) + numbytes (%d) "
 					 "> BAS_INBUFSIZE\n",
 					 frame, offset, numbytes);
-				break;
+				numbytes = BAS_INBUFSIZE - offset;
 			}
 			gigaset_isoc_receive(rcvbuf + offset, numbytes, bcs);
 			totleft -= numbytes;
@@ -1433,6 +1433,7 @@ static void req_timeout(unsigned long data)
 
 	case HD_CLOSE_ATCHANNEL:
 		dev_err(bcs->cs->dev, "timeout closing AT channel\n");
+		error_reset(bcs->cs);
 		break;
 
 	case HD_CLOSE_B2CHANNEL:
@@ -1442,6 +1443,13 @@ static void req_timeout(unsigned long data)
 		error_reset(bcs->cs);
 		break;
 
+	case HD_RESET_INTERRUPT_PIPE:
+		/* error recovery escalation */
+		dev_err(bcs->cs->dev,
+			"reset interrupt pipe timeout, attempting USB reset\n");
+		usb_queue_reset_device(bcs->cs->hw.bas->interface);
+		break;
+
 	default:
 		dev_warn(bcs->cs->dev, "request 0x%02x timed out, clearing\n",
 			 pending);
@@ -1934,6 +1942,15 @@ static int gigaset_write_cmd(struct cardstate *cs,
 		goto notqueued;
 	}
 
+	/* translate "+++" escape sequence sent as a single separate command
+	 * into "close AT channel" command for error recovery
+	 * The next command will reopen the AT channel automatically.
+	 */
+	if (len == 3 && !memcmp(buf, "+++", 3)) {
+		rc = req_submit(cs->bcs, HD_CLOSE_ATCHANNEL, 0, BAS_TIMEOUT);
+		goto notqueued;
+	}
+
 	if (len > IF_WRITEBUF)
 		len = IF_WRITEBUF;
 	if (!(cb = kmalloc(sizeof(struct cmdbuf_t) + len, GFP_ATOMIC))) {
diff --git a/drivers/isdn/gigaset/common.c b/drivers/isdn/gigaset/common.c
index e4141bf8b2f3..33dcd8d72b7c 100644
--- a/drivers/isdn/gigaset/common.c
+++ b/drivers/isdn/gigaset/common.c
@@ -22,6 +22,12 @@
 #define DRIVER_AUTHOR "Hansjoerg Lipp <hjlipp@web.de>, Tilman Schmidt <tilman@imap.cc>, Stefan Eilers"
 #define DRIVER_DESC "Driver for Gigaset 307x"
 
+#ifdef CONFIG_GIGASET_DEBUG
+#define DRIVER_DESC_DEBUG " (debug build)"
+#else
+#define DRIVER_DESC_DEBUG ""
+#endif
+
 /* Module parameters */
 int gigaset_debuglevel = DEBUG_DEFAULT;
 EXPORT_SYMBOL_GPL(gigaset_debuglevel);
@@ -32,6 +38,17 @@ MODULE_PARM_DESC(debug, "debug level");
 #define VALID_MINOR	0x01
 #define VALID_ID	0x02
 
+/**
+ * gigaset_dbg_buffer() - dump data in ASCII and hex for debugging
+ * @level:	debugging level.
+ * @msg:	message prefix.
+ * @len:	number of bytes to dump.
+ * @buf:	data to dump.
+ *
+ * If the current debugging level includes one of the bits set in @level,
+ * @len bytes starting at @buf are logged to dmesg at KERN_DEBUG prio,
+ * prefixed by the text @msg.
+ */
 void gigaset_dbg_buffer(enum debuglevel level, const unsigned char *msg,
 			size_t len, const unsigned char *buf)
 {
@@ -274,6 +291,20 @@ static void clear_events(struct cardstate *cs)
 	spin_unlock_irqrestore(&cs->ev_lock, flags);
 }
 
+/**
+ * gigaset_add_event() - add event to device event queue
+ * @cs:		device descriptor structure.
+ * @at_state:	connection state structure.
+ * @type:	event type.
+ * @ptr:	pointer parameter for event.
+ * @parameter:	integer parameter for event.
+ * @arg:	pointer parameter for event.
+ *
+ * Allocate an event queue entry from the device's event queue, and set it up
+ * with the parameters given.
+ *
+ * Return value: added event
+ */
 struct event_t *gigaset_add_event(struct cardstate *cs,
 				  struct at_state_t *at_state, int type,
 				  void *ptr, int parameter, void *arg)
@@ -398,6 +429,15 @@ static void make_invalid(struct cardstate *cs, unsigned mask)
 	spin_unlock_irqrestore(&drv->lock, flags);
 }
 
+/**
+ * gigaset_freecs() - free all associated ressources of a device
+ * @cs:		device descriptor structure.
+ *
+ * Stops all tasklets and timers, unregisters the device from all
+ * subsystems it was registered to, deallocates the device structure
+ * @cs and all structures referenced from it.
+ * Operations on the device should be stopped before calling this.
+ */
 void gigaset_freecs(struct cardstate *cs)
 {
 	int i;
@@ -506,7 +546,12 @@ static void gigaset_inbuf_init(struct inbuf_t *inbuf, struct bc_state *bcs,
 	inbuf->inputstate = inputstate;
 }
 
-/* append received bytes to inbuf */
+/**
+ * gigaset_fill_inbuf() - append received data to input buffer
+ * @inbuf:	buffer structure.
+ * @src:	received data.
+ * @numbytes:	number of bytes received.
+ */
 int gigaset_fill_inbuf(struct inbuf_t *inbuf, const unsigned char *src,
 		       unsigned numbytes)
 {
@@ -606,20 +651,22 @@ static struct bc_state *gigaset_initbcs(struct bc_state *bcs,
 	return NULL;
 }
 
-/* gigaset_initcs
+/**
+ * gigaset_initcs() - initialize device structure
+ * @drv:	hardware driver the device belongs to
+ * @channels:	number of B channels supported by device
+ * @onechannel:	!=0 if B channel data and AT commands share one
+ *		    communication channel (M10x),
+ *		==0 if B channels have separate communication channels (base)
+ * @ignoreframes:	number of frames to ignore after setting up B channel
+ * @cidmode:	!=0: start in CallID mode
+ * @modulename:	name of driver module for LL registration
+ *
  * Allocate and initialize cardstate structure for Gigaset driver
  * Calls hardware dependent gigaset_initcshw() function
  * Calls B channel initialization function gigaset_initbcs() for each B channel
- * parameters:
- *	drv		hardware driver the device belongs to
- *	channels	number of B channels supported by device
- *	onechannel	!=0: B channel data and AT commands share one
- *			     communication channel
- *			==0: B channels have separate communication channels
- *	ignoreframes	number of frames to ignore after setting up B channel
- *	cidmode		!=0: start in CallID mode
- *	modulename	name of driver module (used for I4L registration)
- * return value:
+ *
+ * Return value:
  *	pointer to cardstate structure
  */
 struct cardstate *gigaset_initcs(struct gigaset_driver *drv, int channels,
@@ -837,6 +884,17 @@ static void cleanup_cs(struct cardstate *cs)
 }
 
 
+/**
+ * gigaset_start() - start device operations
+ * @cs:		device descriptor structure.
+ *
+ * Prepares the device for use by setting up communication parameters,
+ * scheduling an EV_START event to initiate device initialization, and
+ * waiting for completion of the initialization.
+ *
+ * Return value:
+ *	1 - success, 0 - error
+ */
 int gigaset_start(struct cardstate *cs)
 {
 	unsigned long flags;
@@ -879,9 +937,15 @@ error:
 }
 EXPORT_SYMBOL_GPL(gigaset_start);
 
-/* gigaset_shutdown
- * check if a device is associated to the cardstate structure and stop it
- * return value: 0 if ok, -1 if no device was associated
+/**
+ * gigaset_shutdown() - shut down device operations
+ * @cs:		device descriptor structure.
+ *
+ * Deactivates the device by scheduling an EV_SHUTDOWN event and
+ * waiting for completion of the shutdown.
+ *
+ * Return value:
+ *	0 - success, -1 - error (no device associated)
  */
 int gigaset_shutdown(struct cardstate *cs)
 {
@@ -912,6 +976,13 @@ exit:
 }
 EXPORT_SYMBOL_GPL(gigaset_shutdown);
 
+/**
+ * gigaset_stop() - stop device operations
+ * @cs:		device descriptor structure.
+ *
+ * Stops operations on the device by scheduling an EV_STOP event and
+ * waiting for completion of the shutdown.
+ */
 void gigaset_stop(struct cardstate *cs)
 {
 	mutex_lock(&cs->mutex);
@@ -1020,6 +1091,14 @@ struct cardstate *gigaset_get_cs_by_tty(struct tty_struct *tty)
 	return gigaset_get_cs_by_minor(tty->index + tty->driver->minor_start);
 }
 
+/**
+ * gigaset_freedriver() - free all associated ressources of a driver
+ * @drv:	driver descriptor structure.
+ *
+ * Unregisters the driver from the system and deallocates the driver
+ * structure @drv and all structures referenced from it.
+ * All devices should be shut down before calling this.
+ */
 void gigaset_freedriver(struct gigaset_driver *drv)
 {
 	unsigned long flags;
@@ -1035,14 +1114,16 @@ void gigaset_freedriver(struct gigaset_driver *drv)
 }
 EXPORT_SYMBOL_GPL(gigaset_freedriver);
 
-/* gigaset_initdriver
+/**
+ * gigaset_initdriver() - initialize driver structure
+ * @minor:	First minor number
+ * @minors:	Number of minors this driver can handle
+ * @procname:	Name of the driver
+ * @devname:	Name of the device files (prefix without minor number)
+ *
  * Allocate and initialize gigaset_driver structure. Initialize interface.
- * parameters:
- *	minor		First minor number
- *	minors		Number of minors this driver can handle
- *	procname	Name of the driver
- *	devname		Name of the device files (prefix without minor number)
- * return value:
+ *
+ * Return value:
  *	Pointer to the gigaset_driver structure on success, NULL on failure.
  */
 struct gigaset_driver *gigaset_initdriver(unsigned minor, unsigned minors,
@@ -1095,6 +1176,13 @@ error:
 }
 EXPORT_SYMBOL_GPL(gigaset_initdriver);
 
+/**
+ * gigaset_blockdriver() - block driver
+ * @drv:	driver descriptor structure.
+ *
+ * Prevents the driver from attaching new devices, in preparation for
+ * deregistration.
+ */
 void gigaset_blockdriver(struct gigaset_driver *drv)
 {
 	drv->blocked = 1;
@@ -1110,7 +1198,7 @@ static int __init gigaset_init_module(void)
 	if (gigaset_debuglevel == 1)
 		gigaset_debuglevel = DEBUG_DEFAULT;
 
-	pr_info(DRIVER_DESC "\n");
+	pr_info(DRIVER_DESC DRIVER_DESC_DEBUG "\n");
 	return 0;
 }
 
diff --git a/drivers/isdn/gigaset/ev-layer.c b/drivers/isdn/gigaset/ev-layer.c
index 2d91049571a4..cc768caa38f5 100644
--- a/drivers/isdn/gigaset/ev-layer.c
+++ b/drivers/isdn/gigaset/ev-layer.c
@@ -207,7 +207,6 @@ struct reply_t gigaset_tab_nocid[] =
 	/* leave dle mode */
 	{RSP_INIT,      0,  0,SEQ_DLE0,           201, 5, {0},             "^SDLE=0\r"},
 	{RSP_OK,      201,201, -1,                202,-1},
-	//{RSP_ZDLE,    202,202,  0,                202, 0, {ACT_ERROR}},//DELETE
 	{RSP_ZDLE,    202,202,  0,                  0, 0, {ACT_DLE0}},
 	{RSP_NODEV,   200,249, -1,                  0, 0, {ACT_FAKEDLE0}},
 	{RSP_ERROR,   200,249, -1,                  0, 0, {ACT_FAILDLE0}},
@@ -265,6 +264,7 @@ struct reply_t gigaset_tab_nocid[] =
 	{EV_SHUTDOWN,  -1, -1, -1,                 -1,-1, {ACT_SHUTDOWN}}, //FIXME
 
 	/* misc. */
+	{RSP_ERROR,    -1, -1, -1,                 -1, -1, {ACT_ERROR} },
 	{RSP_EMPTY,    -1, -1, -1,                 -1,-1, {ACT_DEBUG}}, //FIXME
 	{RSP_ZCFGT,    -1, -1, -1,                 -1,-1, {ACT_DEBUG}}, //FIXME
 	{RSP_ZCFG,     -1, -1, -1,                 -1,-1, {ACT_DEBUG}}, //FIXME
@@ -328,10 +328,9 @@ struct reply_t gigaset_tab_cid[] =
 	{RSP_INIT,     -1, -1,SEQ_HUP,            401, 5, {0},             "+VLS=0\r"}, /* hang up */ //-1,-1?
 	{RSP_OK,      401,401, -1,                402, 5},
 	{RSP_ZVLS,    402,402,  0,                403, 5},
-	{RSP_ZSAU,    403,403,ZSAU_DISCONNECT_REQ, -1,-1, {ACT_DEBUG}}, /* if not remote hup */
-	//{RSP_ZSAU,    403,403,ZSAU_NULL,          401, 0, {ACT_ERROR}}, //DELETE//FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
-	{RSP_ZSAU,    403,403,ZSAU_NULL,            0, 0, {ACT_DISCONNECT}}, //FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
-	{RSP_NODEV,   401,403, -1,                  0, 0, {ACT_FAKEHUP}}, //FIXME -> DLE0 // should we do this _before_ hanging up for base driver?
+	{RSP_ZSAU,    403, 403, ZSAU_DISCONNECT_REQ, -1, -1, {ACT_DEBUG} },
+	{RSP_ZSAU,    403, 403, ZSAU_NULL,            0,  0, {ACT_DISCONNECT} },
+	{RSP_NODEV,   401, 403, -1,                   0,  0, {ACT_FAKEHUP} },
 	{RSP_ERROR,   401,401, -1,                  0, 0, {ACT_ABORTHUP}},
 	{EV_TIMEOUT,  401,403, -1,                  0, 0, {ACT_ABORTHUP}},
 
@@ -474,8 +473,13 @@ static int cid_of_response(char *s)
 	//FIXME is ;<digit>+ at end of non-CID response really impossible?
 }
 
-/* This function will be called via task queue from the callback handler.
- * We received a modem response and have to handle it..
+/**
+ * gigaset_handle_modem_response() - process received modem response
+ * @cs:		device descriptor structure.
+ *
+ * Called by asyncdata/isocdata if a block of data received from the
+ * device must be processed as a modem command response. The data is
+ * already in the cs structure.
  */
 void gigaset_handle_modem_response(struct cardstate *cs)
 {
@@ -707,6 +711,11 @@ static void disconnect(struct at_state_t **at_state_p)
 	if (bcs) {
 		/* B channel assigned: invoke hardware specific handler */
 		cs->ops->close_bchannel(bcs);
+		/* notify LL */
+		if (bcs->chstate & (CHS_D_UP | CHS_NOTIFY_LL)) {
+			bcs->chstate &= ~(CHS_D_UP | CHS_NOTIFY_LL);
+			gigaset_i4l_channel_cmd(bcs, ISDN_STAT_DHUP);
+		}
 	} else {
 		/* no B channel assigned: just deallocate */
 		spin_lock_irqsave(&cs->lock, flags);
@@ -1429,11 +1438,12 @@ static void do_action(int action, struct cardstate *cs,
 		cs->gotfwver = -1;
 		dev_err(cs->dev, "could not read firmware version.\n");
 		break;
-#ifdef CONFIG_GIGASET_DEBUG
 	case ACT_ERROR:
-		*p_genresp = 1;
-		*p_resp_code = RSP_ERROR;
+		gig_dbg(DEBUG_ANY, "%s: ERROR response in ConState %d",
+			__func__, at_state->ConState);
+		cs->cur_at_seq = SEQ_NONE;
 		break;
+#ifdef CONFIG_GIGASET_DEBUG
 	case ACT_TEST:
 		{
 			static int count = 3; //2; //1;
diff --git a/drivers/isdn/gigaset/i4l.c b/drivers/isdn/gigaset/i4l.c
index 9b22f9cf2f33..654489d836cd 100644
--- a/drivers/isdn/gigaset/i4l.c
+++ b/drivers/isdn/gigaset/i4l.c
@@ -51,6 +51,12 @@ static int writebuf_from_LL(int driverID, int channel, int ack,
 		return -ENODEV;
 	}
 	bcs = &cs->bcs[channel];
+
+	/* can only handle linear sk_buffs */
+	if (skb_linearize(skb) < 0) {
+		dev_err(cs->dev, "%s: skb_linearize failed\n", __func__);
+		return -ENOMEM;
+	}
 	len = skb->len;
 
 	gig_dbg(DEBUG_LLDATA,
@@ -79,6 +85,14 @@ static int writebuf_from_LL(int driverID, int channel, int ack,
 	return cs->ops->send_skb(bcs, skb);
 }
 
+/**
+ * gigaset_skb_sent() - acknowledge sending an skb
+ * @bcs:	B channel descriptor structure.
+ * @skb:	sent data.
+ *
+ * Called by hardware module {bas,ser,usb}_gigaset when the data in a
+ * skb has been successfully sent, for signalling completion to the LL.
+ */
 void gigaset_skb_sent(struct bc_state *bcs, struct sk_buff *skb)
 {
 	unsigned len;
@@ -455,6 +469,15 @@ int gigaset_isdn_setup_accept(struct at_state_t *at_state)
 	return 0;
 }
 
+/**
+ * gigaset_isdn_icall() - signal incoming call
+ * @at_state:	connection state structure.
+ *
+ * Called by main module to notify the LL that an incoming call has been
+ * received. @at_state contains the parameters of the call.
+ *
+ * Return value: call disposition (ICALL_*)
+ */
 int gigaset_isdn_icall(struct at_state_t *at_state)
 {
 	struct cardstate *cs = at_state->cs;
diff --git a/drivers/isdn/gigaset/interface.c b/drivers/isdn/gigaset/interface.c
index 8ff7e35c7069..6a8e1384e7bd 100644
--- a/drivers/isdn/gigaset/interface.c
+++ b/drivers/isdn/gigaset/interface.c
@@ -408,33 +408,28 @@ static int if_write_room(struct tty_struct *tty)
 	return retval;
 }
 
-/* FIXME: This function does not have error returns */
-
 static int if_chars_in_buffer(struct tty_struct *tty)
 {
 	struct cardstate *cs;
-	int retval = -ENODEV;
+	int retval = 0;
 
 	cs = (struct cardstate *) tty->driver_data;
 	if (!cs) {
 		pr_err("%s: no cardstate\n", __func__);
-		return -ENODEV;
+		return 0;
 	}
 
 	gig_dbg(DEBUG_IF, "%u: %s()", cs->minor_index, __func__);
 
-	if (mutex_lock_interruptible(&cs->mutex))
-		return -ERESTARTSYS; // FIXME -EINTR?
+	mutex_lock(&cs->mutex);
 
-	if (!cs->connected) {
+	if (!cs->connected)
 		gig_dbg(DEBUG_IF, "not connected");
-		retval = -ENODEV;
-	} else if (!cs->open_count)
+	else if (!cs->open_count)
 		dev_warn(cs->dev, "%s: device not opened\n", __func__);
-	else if (cs->mstate != MS_LOCKED) {
+	else if (cs->mstate != MS_LOCKED)
 		dev_warn(cs->dev, "can't write to unlocked device\n");
-		retval = -EBUSY;
-	} else
+	else
 		retval = cs->ops->chars_in_buffer(cs);
 
 	mutex_unlock(&cs->mutex);
@@ -621,6 +616,15 @@ void gigaset_if_free(struct cardstate *cs)
 	tty_unregister_device(drv->tty, cs->minor_index);
 }
 
+/**
+ * gigaset_if_receive() - pass a received block of data to the tty device
+ * @cs:		device descriptor structure.
+ * @buffer:	received data.
+ * @len:	number of bytes received.
+ *
+ * Called by asyncdata/isocdata if a block of data received from the
+ * device must be sent to userspace through the ttyG* device.
+ */
 void gigaset_if_receive(struct cardstate *cs,
 			unsigned char *buffer, size_t len)
 {
diff --git a/drivers/isdn/gigaset/isocdata.c b/drivers/isdn/gigaset/isocdata.c
index bed38fcc432b..9f3ef7b4248c 100644
--- a/drivers/isdn/gigaset/isocdata.c
+++ b/drivers/isdn/gigaset/isocdata.c
@@ -429,7 +429,7 @@ static inline int hdlc_buildframe(struct isowbuf_t *iwb,
 		return -EAGAIN;
 	}
 
-	dump_bytes(DEBUG_STREAM, "snd data", in, count);
+	dump_bytes(DEBUG_STREAM_DUMP, "snd data", in, count);
 
 	/* bitstuff and checksum input data */
 	fcs = PPP_INITFCS;
@@ -448,7 +448,6 @@ static inline int hdlc_buildframe(struct isowbuf_t *iwb,
 	/* put closing flag and repeat byte for flag idle */
 	isowbuf_putflag(iwb);
 	end = isowbuf_donewrite(iwb);
-	dump_bytes(DEBUG_STREAM_DUMP, "isowbuf", iwb->data, end + 1);
 	return end;
 }
 
@@ -482,6 +481,8 @@ static inline int trans_buildframe(struct isowbuf_t *iwb,
 	}
 
 	gig_dbg(DEBUG_STREAM, "put %d bytes", count);
+	dump_bytes(DEBUG_STREAM_DUMP, "snd data", in, count);
+
 	write = iwb->write;
 	do {
 		c = bitrev8(*in++);
@@ -583,7 +584,7 @@ static inline void hdlc_done(struct bc_state *bcs)
 		procskb->tail -= 2;
 		gig_dbg(DEBUG_ISO, "%s: good frame (%d octets)",
 			__func__, procskb->len);
-		dump_bytes(DEBUG_STREAM,
+		dump_bytes(DEBUG_STREAM_DUMP,
 			   "rcv data", procskb->data, procskb->len);
 		bcs->hw.bas->goodbytes += procskb->len;
 		gigaset_rcv_skb(procskb, bcs->cs, bcs);
@@ -878,6 +879,8 @@ static inline void trans_receive(unsigned char *src, unsigned count,
 			dobytes--;
 		}
 		if (dobytes == 0) {
+			dump_bytes(DEBUG_STREAM_DUMP,
+				   "rcv data", skb->data, skb->len);
 			gigaset_rcv_skb(skb, bcs->cs, bcs);
 			bcs->skb = skb = dev_alloc_skb(SBUFSIZE + HW_HDR_LEN);
 			if (!skb) {
@@ -973,16 +976,17 @@ void gigaset_isoc_input(struct inbuf_t *inbuf)
 
 /* == data output ========================================================== */
 
-/* gigaset_send_skb
- * called by common.c to queue an skb for sending
- * and start transmission if necessary
- * parameters:
- *	B Channel control structure
- *	skb
- * return value:
- *	number of bytes accepted for sending
- *	(skb->len if ok, 0 if out of buffer space)
- *	or error code (< 0, eg. -EINVAL)
+/**
+ * gigaset_isoc_send_skb() - queue an skb for sending
+ * @bcs:	B channel descriptor structure.
+ * @skb:	data to send.
+ *
+ * Called by i4l.c to queue an skb for sending, and start transmission if
+ * necessary.
+ *
+ * Return value:
+ *	number of bytes accepted for sending (skb->len) if ok,
+ *	error code < 0 (eg. -ENODEV) on error
  */
 int gigaset_isoc_send_skb(struct bc_state *bcs, struct sk_buff *skb)
 {
diff --git a/drivers/isdn/hardware/eicon/maintidi.c b/drivers/isdn/hardware/eicon/maintidi.c
index 23960cb6eaab..41c26e756452 100644
--- a/drivers/isdn/hardware/eicon/maintidi.c
+++ b/drivers/isdn/hardware/eicon/maintidi.c
@@ -959,8 +959,9 @@ static int process_idi_event (diva_strace_context_t* pLib,
 	}
 	if (!strncmp("State\\Layer2 No1", path, pVar->path_length)) {
 		char* tmp = &pLib->lines[0].pInterface->Layer2[0];
-    dword l2_state;
-    diva_strace_read_uint (pVar, &l2_state);
+		dword l2_state;
+		if (diva_strace_read_uint(pVar, &l2_state))
+			return -1;
 
 		switch (l2_state) {
 			case 0:
diff --git a/drivers/isdn/hardware/eicon/message.c b/drivers/isdn/hardware/eicon/message.c
index 27d5dd68f4fb..ae89fb89da64 100644
--- a/drivers/isdn/hardware/eicon/message.c
+++ b/drivers/isdn/hardware/eicon/message.c
@@ -2692,7 +2692,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
           if (!(fax_control_bits & T30_CONTROL_BIT_MORE_DOCUMENTS)
            || (fax_feature_bits & T30_FEATURE_BIT_MORE_DOCUMENTS))
           {
-            len = (byte)(&(((T30_INFO *) 0)->universal_6));
+            len = offsetof(T30_INFO, universal_6);
             fax_info_change = false;
             if (ncpi->length >= 4)
             {
@@ -2754,7 +2754,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
                     for (i = 0; i < w; i++)
                       ((T30_INFO   *)(plci->fax_connect_info_buffer))->station_id[i] = fax_parms[4].info[1+i];
                     ((T30_INFO   *)(plci->fax_connect_info_buffer))->head_line_len = 0;
-                    len = (byte)(((T30_INFO *) 0)->station_id + 20);
+                    len = offsetof(T30_INFO, station_id) + 20;
                     w = fax_parms[5].length;
                     if (w > 20)
                       w = 20;
@@ -2788,7 +2788,7 @@ static byte connect_b3_req(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
                 }
                 else
                 {
-                  len = (byte)(&(((T30_INFO *) 0)->universal_6));
+                  len = offsetof(T30_INFO, universal_6);
                 }
                 fax_info_change = true;
 
@@ -2892,7 +2892,7 @@ static byte connect_b3_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
     && (plci->nsf_control_bits & T30_NSF_CONTROL_BIT_ENABLE_NSF)
     && (plci->nsf_control_bits & T30_NSF_CONTROL_BIT_NEGOTIATE_RESP))
    {
-            len = ((byte)(((T30_INFO *) 0)->station_id + 20));
+            len = offsetof(T30_INFO, station_id) + 20;
             if (plci->fax_connect_info_length < len)
             {
               ((T30_INFO *)(plci->fax_connect_info_buffer))->station_id_len = 0;
@@ -3802,7 +3802,7 @@ static byte manufacturer_res(dword Id, word Number, DIVA_CAPI_ADAPTER *a,
       break;
     }
     ncpi = &m_parms[1];
-    len = ((byte)(((T30_INFO *) 0)->station_id + 20));
+    len = offsetof(T30_INFO, station_id) + 20;
     if (plci->fax_connect_info_length < len)
     {
       ((T30_INFO *)(plci->fax_connect_info_buffer))->station_id_len = 0;
@@ -6844,7 +6844,7 @@ static void nl_ind(PLCI *plci)
         if ((plci->requested_options_conn | plci->requested_options | a->requested_options_table[plci->appl->Id-1])
           & ((1L << PRIVATE_FAX_SUB_SEP_PWD) | (1L << PRIVATE_FAX_NONSTANDARD)))
         {
-          i = ((word)(((T30_INFO *) 0)->station_id + 20)) + ((T30_INFO   *)plci->NL.RBuffer->P)->head_line_len;
+          i = offsetof(T30_INFO, station_id) + 20 + ((T30_INFO   *)plci->NL.RBuffer->P)->head_line_len;
           while (i < plci->NL.RBuffer->length)
             plci->ncpi_buffer[++len] = plci->NL.RBuffer->P[i++];
         }
@@ -7236,7 +7236,7 @@ static void nl_ind(PLCI *plci)
     {
       plci->RData[1].P = plci->RData[0].P;
       plci->RData[1].PLength = plci->RData[0].PLength;
-      plci->RData[0].P = v120_header_buffer + (-((int) v120_header_buffer) & 3);
+      plci->RData[0].P = v120_header_buffer + (-((unsigned long)v120_header_buffer) & 3);
       if ((plci->NL.RBuffer->P[0] & V120_HEADER_EXTEND_BIT) || (plci->NL.RLength == 1))
         plci->RData[0].PLength = 1;
       else
@@ -8473,7 +8473,7 @@ static word add_b23(PLCI *plci, API_PARSE *bp)
             fax_control_bits |= T30_CONTROL_BIT_ACCEPT_SEL_POLLING;
           }
             len = nlc[0];
-          pos = ((byte)(((T30_INFO *) 0)->station_id + 20));
+          pos = offsetof(T30_INFO, station_id) + 20;
    if (pos < plci->fax_connect_info_length)
    {
      for (i = 1 + plci->fax_connect_info_buffer[pos]; i != 0; i--)
@@ -8525,7 +8525,7 @@ static word add_b23(PLCI *plci, API_PARSE *bp)
       }
 
       PUT_WORD(&(((T30_INFO *)&nlc[1])->control_bits_low), fax_control_bits);
-      len = ((byte)(((T30_INFO *) 0)->station_id + 20));
+      len = offsetof(T30_INFO, station_id) + 20;
       for (i = 0; i < len; i++)
         plci->fax_connect_info_buffer[i] = nlc[1+i];
       ((T30_INFO   *) plci->fax_connect_info_buffer)->head_line_len = 0;
diff --git a/drivers/isdn/hardware/mISDN/Kconfig b/drivers/isdn/hardware/mISDN/Kconfig
index bde55d7287fa..eadc1cd34a20 100644
--- a/drivers/isdn/hardware/mISDN/Kconfig
+++ b/drivers/isdn/hardware/mISDN/Kconfig
@@ -78,6 +78,7 @@ config MISDN_NETJET
 	depends on PCI
 	select MISDN_IPAC
 	select ISDN_HDLC
+	select ISDN_I4L
 	help
 	  Enable support for Traverse Technologies NETJet PCI cards.
 
diff --git a/drivers/isdn/hardware/mISDN/hfcmulti.c b/drivers/isdn/hardware/mISDN/hfcmulti.c
index faed794cf75a..a6624ad252c5 100644
--- a/drivers/isdn/hardware/mISDN/hfcmulti.c
+++ b/drivers/isdn/hardware/mISDN/hfcmulti.c
@@ -5481,7 +5481,7 @@ HFCmulti_init(void)
 		if (err) {
 			printk(KERN_ERR "error registering embedded driver: "
 				"%x\n", err);
-			return -err;
+			return err;
 		}
 		HFC_cnt++;
 		printk(KERN_INFO "%d devices registered\n", HFC_cnt);
diff --git a/drivers/isdn/hisax/amd7930_fn.c b/drivers/isdn/hisax/amd7930_fn.c
index bf526a7a63af..d6fdf1f66754 100644
--- a/drivers/isdn/hisax/amd7930_fn.c
+++ b/drivers/isdn/hisax/amd7930_fn.c
@@ -594,6 +594,7 @@ Amd7930_l1hw(struct PStack *st, int pr, void *arg)
 				if (cs->debug & L1_DEB_WARN)
 					debugl1(cs, "Amd7930: l1hw: l2l1 tx_skb exist this shouldn't happen");
 				skb_queue_tail(&cs->sq, skb);
+				spin_unlock_irqrestore(&cs->lock, flags);
 				break;
 			}
 			if (cs->debug & DEB_DLOG_HEX)
diff --git a/drivers/isdn/hisax/arcofi.c b/drivers/isdn/hisax/arcofi.c
index d30ce5b978c2..85a8fd8dd0b7 100644
--- a/drivers/isdn/hisax/arcofi.c
+++ b/drivers/isdn/hisax/arcofi.c
@@ -10,6 +10,7 @@
  *
  */
  
+#include <linux/sched.h>
 #include "hisax.h"
 #include "isdnl1.h"
 #include "isac.h"
diff --git a/drivers/isdn/hisax/diva.c b/drivers/isdn/hisax/diva.c
index 018bd293e580..0b0c2e5d806b 100644
--- a/drivers/isdn/hisax/diva.c
+++ b/drivers/isdn/hisax/diva.c
@@ -382,7 +382,7 @@ MemwaitforXFW(struct IsdnCardState *cs, int hscx)
 {
 	int to = 50;
 
-	while ((!(MemReadHSCX(cs, hscx, HSCX_STAR) & 0x44) == 0x40) && to) {
+	while (((MemReadHSCX(cs, hscx, HSCX_STAR) & 0x44) != 0x40) && to) {
 		udelay(1);
 		to--;
 	}
diff --git a/drivers/isdn/hisax/elsa_ser.c b/drivers/isdn/hisax/elsa_ser.c
index f181db464392..1657bba7879e 100644
--- a/drivers/isdn/hisax/elsa_ser.c
+++ b/drivers/isdn/hisax/elsa_ser.c
@@ -477,62 +477,62 @@ static void
 modem_set_init(struct IsdnCardState *cs) {
 	int timeout;
 
-#define RCV_DELAY 20000	
+#define RCV_DELAY 20
 	modem_write_cmd(cs, MInit_1, strlen(MInit_1));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_2, strlen(MInit_2));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_3, strlen(MInit_3));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_4, strlen(MInit_4));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY );
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_5, strlen(MInit_5));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_6, strlen(MInit_6));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	modem_write_cmd(cs, MInit_7, strlen(MInit_7));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 }
 
 static void
 modem_set_dial(struct IsdnCardState *cs, int outgoing) {
 	int timeout;
-#define RCV_DELAY 20000	
+#define RCV_DELAY 20
 
 	modem_write_cmd(cs, MInit_speed28800, strlen(MInit_speed28800));
 	timeout = 1000;
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 	if (outgoing)
 		modem_write_cmd(cs, MInit_dialout, strlen(MInit_dialout));
 	else
@@ -541,7 +541,7 @@ modem_set_dial(struct IsdnCardState *cs, int outgoing) {
 	while(timeout-- && cs->hw.elsa.transcnt)
 		udelay(1000);
 	debugl1(cs, "msi tout=%d", timeout);
-	udelay(RCV_DELAY);
+	mdelay(RCV_DELAY);
 }
 
 static void
diff --git a/drivers/isdn/hisax/hfc_2bds0.c b/drivers/isdn/hisax/hfc_2bds0.c
index 5c46a7130e06..8d22f50760eb 100644
--- a/drivers/isdn/hisax/hfc_2bds0.c
+++ b/drivers/isdn/hisax/hfc_2bds0.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/init.h>
+#include <linux/sched.h>
 #include "hisax.h"
 #include "hfc_2bds0.h"
 #include "isdnl1.h"
diff --git a/drivers/isdn/hisax/hfc_pci.c b/drivers/isdn/hisax/hfc_pci.c
index d110a77940a4..10914731b304 100644
--- a/drivers/isdn/hisax/hfc_pci.c
+++ b/drivers/isdn/hisax/hfc_pci.c
@@ -20,6 +20,7 @@
 #include "hfc_pci.h"
 #include "isdnl1.h"
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/interrupt.h>
 
 static const char *hfcpci_revision = "$Revision: 1.48.2.4 $";
diff --git a/drivers/isdn/hisax/hfc_usb.c b/drivers/isdn/hisax/hfc_usb.c
index 9de54202c90c..a420b64472e3 100644
--- a/drivers/isdn/hisax/hfc_usb.c
+++ b/drivers/isdn/hisax/hfc_usb.c
@@ -817,8 +817,8 @@ collect_rx_frame(usb_fifo * fifo, __u8 * data, int len, int finish)
 	}
 	/* we have a complete hdlc packet */
 	if (finish) {
-		if ((!fifo->skbuff->data[fifo->skbuff->len - 1])
-		    && (fifo->skbuff->len > 3)) {
+		if (fifo->skbuff->len > 3 &&
+				!fifo->skbuff->data[fifo->skbuff->len - 1]) {
 
 			if (fifon == HFCUSB_D_RX) {
 				DBG(HFCUSB_DBG_DCHANNEL,
diff --git a/drivers/isdn/hisax/hscx_irq.c b/drivers/isdn/hisax/hscx_irq.c
index 7b1ad5e4ecda..2387d76c721a 100644
--- a/drivers/isdn/hisax/hscx_irq.c
+++ b/drivers/isdn/hisax/hscx_irq.c
@@ -32,7 +32,7 @@ waitforXFW(struct IsdnCardState *cs, int hscx)
 {
 	int to = 50;
 
-	while ((!(READHSCX(cs, hscx, HSCX_STAR) & 0x44) == 0x40) && to) {
+	while (((READHSCX(cs, hscx, HSCX_STAR) & 0x44) != 0x40) && to) {
 		udelay(1);
 		to--;
 	}
diff --git a/drivers/isdn/hisax/icc.c b/drivers/isdn/hisax/icc.c
index 9aba646ba221..c80cbb8a2ef9 100644
--- a/drivers/isdn/hisax/icc.c
+++ b/drivers/isdn/hisax/icc.c
@@ -468,6 +468,7 @@ ICC_l1hw(struct PStack *st, int pr, void *arg)
 				if (cs->debug & L1_DEB_WARN)
 					debugl1(cs, " l2l1 tx_skb exist this shouldn't happen");
 				skb_queue_tail(&cs->sq, skb);
+				spin_unlock_irqrestore(&cs->lock, flags);
 				break;
 			}
 			if (cs->debug & DEB_DLOG_HEX)
diff --git a/drivers/isdn/hysdn/hysdn_procconf.c b/drivers/isdn/hysdn/hysdn_procconf.c
index 8f9f4912de32..90b35e1a4b7e 100644
--- a/drivers/isdn/hysdn/hysdn_procconf.c
+++ b/drivers/isdn/hysdn/hysdn_procconf.c
@@ -11,6 +11,7 @@
  *
  */
 
+#include <linux/cred.h>
 #include <linux/module.h>
 #include <linux/poll.h>
 #include <linux/proc_fs.h>
diff --git a/drivers/isdn/hysdn/hysdn_proclog.c b/drivers/isdn/hysdn/hysdn_proclog.c
index 8991d2c8ee4a..8bcae28c4409 100644
--- a/drivers/isdn/hysdn/hysdn_proclog.c
+++ b/drivers/isdn/hysdn/hysdn_proclog.c
@@ -13,6 +13,7 @@
 #include <linux/module.h>
 #include <linux/poll.h>
 #include <linux/proc_fs.h>
+#include <linux/sched.h>
 #include <linux/smp_lock.h>
 
 #include "hysdn_defs.h"
diff --git a/drivers/isdn/i4l/Kconfig b/drivers/isdn/i4l/Kconfig
index dd744ffd240b..07c4e49f9e77 100644
--- a/drivers/isdn/i4l/Kconfig
+++ b/drivers/isdn/i4l/Kconfig
@@ -141,8 +141,7 @@ endmenu
 endif
 
 config ISDN_HDLC
-	tristate 
-	depends on HISAX_ST5481
+	tristate
 	select CRC_CCITT
 	select BITREVERSE
 
diff --git a/drivers/isdn/i4l/isdn_common.c b/drivers/isdn/i4l/isdn_common.c
index 7188c59a76ff..adb1e8c36b46 100644
--- a/drivers/isdn/i4l/isdn_common.c
+++ b/drivers/isdn/i4l/isdn_common.c
@@ -761,7 +761,7 @@ isdn_getnum(char **p)
  * Be aware that this is not an atomic operation when sleep != 0, even though 
  * interrupts are turned off! Well, like that we are currently only called
  * on behalf of a read system call on raw device files (which are documented
- * to be dangerous and for for debugging purpose only). The inode semaphore
+ * to be dangerous and for debugging purpose only). The inode semaphore
  * takes care that this is not called for the same minor device number while
  * we are sleeping, but access is not serialized against simultaneous read()
  * from the corresponding ttyI device. Can other ugly events, like changes
@@ -873,7 +873,7 @@ isdn_readbchan(int di, int channel, u_char * buf, u_char * fp, int len, wait_que
  * Be aware that this is not an atomic operation when sleep != 0, even though
  * interrupts are turned off! Well, like that we are currently only called
  * on behalf of a read system call on raw device files (which are documented
- * to be dangerous and for for debugging purpose only). The inode semaphore
+ * to be dangerous and for debugging purpose only). The inode semaphore
  * takes care that this is not called for the same minor device number while
  * we are sleeping, but access is not serialized against simultaneous read()
  * from the corresponding ttyI device. Can other ugly events, like changes
diff --git a/drivers/isdn/i4l/isdn_net.h b/drivers/isdn/i4l/isdn_net.h
index 74032d0881ef..7511f08effa5 100644
--- a/drivers/isdn/i4l/isdn_net.h
+++ b/drivers/isdn/i4l/isdn_net.h
@@ -83,19 +83,19 @@ static __inline__ isdn_net_local * isdn_net_get_locked_lp(isdn_net_dev *nd)
 
 	spin_lock_irqsave(&nd->queue_lock, flags);
 	lp = nd->queue;         /* get lp on top of queue */
-	spin_lock(&nd->queue->xmit_lock);
 	while (isdn_net_lp_busy(nd->queue)) {
-		spin_unlock(&nd->queue->xmit_lock);
 		nd->queue = nd->queue->next;
 		if (nd->queue == lp) { /* not found -- should never happen */
 			lp = NULL;
 			goto errout;
 		}
-		spin_lock(&nd->queue->xmit_lock);
 	}
 	lp = nd->queue;
 	nd->queue = nd->queue->next;
+	spin_unlock_irqrestore(&nd->queue_lock, flags);
+	spin_lock(&lp->xmit_lock);
 	local_bh_disable();
+	return lp;
 errout:
 	spin_unlock_irqrestore(&nd->queue_lock, flags);
 	return lp;
diff --git a/drivers/isdn/i4l/isdn_ppp.c b/drivers/isdn/i4l/isdn_ppp.c
index 2d14b64202a3..642d5aaf53ce 100644
--- a/drivers/isdn/i4l/isdn_ppp.c
+++ b/drivers/isdn/i4l/isdn_ppp.c
@@ -1535,10 +1535,8 @@ static int isdn_ppp_mp_bundle_array_init(void)
 	int sz = ISDN_MAX_CHANNELS*sizeof(ippp_bundle);
 	if( (isdn_ppp_bundle_arr = kzalloc(sz, GFP_KERNEL)) == NULL )
 		return -ENOMEM;
-	for (i = 0; i < ISDN_MAX_CHANNELS; i++) {
+	for( i = 0; i < ISDN_MAX_CHANNELS; i++ )
 		spin_lock_init(&isdn_ppp_bundle_arr[i].lock);
-		skb_queue_head_init(&isdn_ppp_bundle_arr[i].frags);
-	}
 	return 0;
 }
 
@@ -1571,7 +1569,7 @@ static int isdn_ppp_mp_init( isdn_net_local * lp, ippp_bundle * add_to )
 		if ((lp->netdev->pb = isdn_ppp_mp_bundle_alloc()) == NULL)
 			return -ENOMEM;
 		lp->next = lp->last = lp;	/* nobody else in a queue */
-		skb_queue_head_init(&lp->netdev->pb->frags);
+		lp->netdev->pb->frags = NULL;
 		lp->netdev->pb->frames = 0;
 		lp->netdev->pb->seq = UINT_MAX;
 	}
@@ -1583,29 +1581,28 @@ static int isdn_ppp_mp_init( isdn_net_local * lp, ippp_bundle * add_to )
 
 static u32 isdn_ppp_mp_get_seq( int short_seq, 
 					struct sk_buff * skb, u32 last_seq );
-static void isdn_ppp_mp_discard(ippp_bundle *mp, struct sk_buff *from,
-				struct sk_buff *to);
-static void isdn_ppp_mp_reassembly(isdn_net_dev *net_dev, isdn_net_local *lp,
-				   struct sk_buff *from, struct sk_buff *to,
-				   u32 lastseq);
-static void isdn_ppp_mp_free_skb(ippp_bundle *mp, struct sk_buff *skb);
+static struct sk_buff * isdn_ppp_mp_discard( ippp_bundle * mp,
+			struct sk_buff * from, struct sk_buff * to );
+static void isdn_ppp_mp_reassembly( isdn_net_dev * net_dev, isdn_net_local * lp,
+				struct sk_buff * from, struct sk_buff * to );
+static void isdn_ppp_mp_free_skb( ippp_bundle * mp, struct sk_buff * skb );
 static void isdn_ppp_mp_print_recv_pkt( int slot, struct sk_buff * skb );
 
 static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp, 
-				struct sk_buff *skb)
+							struct sk_buff *skb)
 {
-	struct sk_buff *newfrag, *frag, *start, *nextf;
-	u32 newseq, minseq, thisseq;
-	isdn_mppp_stats *stats;
 	struct ippp_struct *is;
+	isdn_net_local * lpq;
+	ippp_bundle * mp;
+	isdn_mppp_stats * stats;
+	struct sk_buff * newfrag, * frag, * start, *nextf;
+	u32 newseq, minseq, thisseq;
 	unsigned long flags;
-	isdn_net_local *lpq;
-	ippp_bundle *mp;
 	int slot;
 
 	spin_lock_irqsave(&net_dev->pb->lock, flags);
-	mp = net_dev->pb;
-	stats = &mp->stats;
+    	mp = net_dev->pb;
+        stats = &mp->stats;
 	slot = lp->ppp_slot;
 	if (slot < 0 || slot >= ISDN_MAX_CHANNELS) {
 		printk(KERN_ERR "%s: lp->ppp_slot(%d)\n",
@@ -1616,19 +1613,20 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 		return;
 	}
 	is = ippp_table[slot];
-	if (++mp->frames > stats->max_queue_len)
+    	if( ++mp->frames > stats->max_queue_len )
 		stats->max_queue_len = mp->frames;
-
+	
 	if (is->debug & 0x8)
 		isdn_ppp_mp_print_recv_pkt(lp->ppp_slot, skb);
 
-	newseq = isdn_ppp_mp_get_seq(is->mpppcfg & SC_IN_SHORT_SEQ,
-				     skb, is->last_link_seqno);
+	newseq = isdn_ppp_mp_get_seq(is->mpppcfg & SC_IN_SHORT_SEQ, 
+						skb, is->last_link_seqno);
+
 
 	/* if this packet seq # is less than last already processed one,
 	 * toss it right away, but check for sequence start case first 
 	 */
-	if (mp->seq > MP_LONGSEQ_MAX && (newseq & MP_LONGSEQ_MAXBIT)) {
+	if( mp->seq > MP_LONGSEQ_MAX && (newseq & MP_LONGSEQ_MAXBIT) ) {
 		mp->seq = newseq;	/* the first packet: required for
 					 * rfc1990 non-compliant clients --
 					 * prevents constant packet toss */
@@ -1638,7 +1636,7 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 		spin_unlock_irqrestore(&mp->lock, flags);
 		return;
 	}
-
+	
 	/* find the minimum received sequence number over all links */
 	is->last_link_seqno = minseq = newseq;
 	for (lpq = net_dev->queue;;) {
@@ -1659,31 +1657,22 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 					 * packets */
 	newfrag = skb;
 
-	/* Insert new fragment into the proper sequence slot.  */
-	skb_queue_walk(&mp->frags, frag) {
-		if (MP_SEQ(frag) == newseq) {
-			isdn_ppp_mp_free_skb(mp, newfrag);
-			newfrag = NULL;
-			break;
-		}
-		if (MP_LT(newseq, MP_SEQ(frag))) {
-			__skb_queue_before(&mp->frags, frag, newfrag);
-			newfrag = NULL;
-			break;
-		}
-	}
-	if (newfrag)
-		__skb_queue_tail(&mp->frags, newfrag);
+  	/* if this new fragment is before the first one, then enqueue it now. */
+  	if ((frag = mp->frags) == NULL || MP_LT(newseq, MP_SEQ(frag))) {
+		newfrag->next = frag;
+    		mp->frags = frag = newfrag;
+    		newfrag = NULL;
+  	}
 
-	frag = skb_peek(&mp->frags);
-	start = ((MP_FLAGS(frag) & MP_BEGIN_FRAG) &&
-		 (MP_SEQ(frag) == mp->seq)) ? frag : NULL;
-	if (!start)
-		goto check_overflow;
+  	start = MP_FLAGS(frag) & MP_BEGIN_FRAG &&
+				MP_SEQ(frag) == mp->seq ? frag : NULL;
 
-	/* main fragment traversing loop
+	/* 
+	 * main fragment traversing loop
 	 *
 	 * try to accomplish several tasks:
+	 * - insert new fragment into the proper sequence slot (once that's done
+	 *   newfrag will be set to NULL)
 	 * - reassemble any complete fragment sequence (non-null 'start'
 	 *   indicates there is a continguous sequence present)
 	 * - discard any incomplete sequences that are below minseq -- due
@@ -1692,46 +1681,71 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 	 *   come to complete such sequence and it should be discarded
 	 *
 	 * loop completes when we accomplished the following tasks:
+	 * - new fragment is inserted in the proper sequence ('newfrag' is 
+	 *   set to NULL)
 	 * - we hit a gap in the sequence, so no reassembly/processing is 
 	 *   possible ('start' would be set to NULL)
 	 *
 	 * algorithm for this code is derived from code in the book
 	 * 'PPP Design And Debugging' by James Carlson (Addison-Wesley)
 	 */
-	skb_queue_walk_safe(&mp->frags, frag, nextf) {
-		thisseq = MP_SEQ(frag);
-
-		/* check for misplaced start */
-		if (start != frag && (MP_FLAGS(frag) & MP_BEGIN_FRAG)) {
-			printk(KERN_WARNING"isdn_mppp(seq %d): new "
-			       "BEGIN flag with no prior END", thisseq);
-			stats->seqerrs++;
-			stats->frame_drops++;
-			isdn_ppp_mp_discard(mp, start, frag);
-			start = frag;
-		} else if (MP_LE(thisseq, minseq)) {		
-			if (MP_FLAGS(frag) & MP_BEGIN_FRAG)
+  	while (start != NULL || newfrag != NULL) {
+
+    		thisseq = MP_SEQ(frag);
+    		nextf = frag->next;
+
+    		/* drop any duplicate fragments */
+    		if (newfrag != NULL && thisseq == newseq) {
+      			isdn_ppp_mp_free_skb(mp, newfrag);
+      			newfrag = NULL;
+    		}
+
+    		/* insert new fragment before next element if possible. */
+    		if (newfrag != NULL && (nextf == NULL || 
+						MP_LT(newseq, MP_SEQ(nextf)))) {
+      			newfrag->next = nextf;
+      			frag->next = nextf = newfrag;
+      			newfrag = NULL;
+    		}
+
+    		if (start != NULL) {
+	    		/* check for misplaced start */
+      			if (start != frag && (MP_FLAGS(frag) & MP_BEGIN_FRAG)) {
+				printk(KERN_WARNING"isdn_mppp(seq %d): new "
+				      "BEGIN flag with no prior END", thisseq);
+				stats->seqerrs++;
+				stats->frame_drops++;
+				start = isdn_ppp_mp_discard(mp, start,frag);
+				nextf = frag->next;
+      			}
+    		} else if (MP_LE(thisseq, minseq)) {		
+      			if (MP_FLAGS(frag) & MP_BEGIN_FRAG)
 				start = frag;
-			else {
+      			else {
 				if (MP_FLAGS(frag) & MP_END_FRAG)
-					stats->frame_drops++;
-				__skb_unlink(skb, &mp->frags);
+	  				stats->frame_drops++;
+				if( mp->frags == frag )
+					mp->frags = nextf;	
 				isdn_ppp_mp_free_skb(mp, frag);
+				frag = nextf;
 				continue;
-			}
+      			}
 		}
-
-		/* if we have end fragment, then we have full reassembly
-		 * sequence -- reassemble and process packet now
+		
+		/* if start is non-null and we have end fragment, then
+		 * we have full reassembly sequence -- reassemble 
+		 * and process packet now
 		 */
-		if (MP_FLAGS(frag) & MP_END_FRAG) {
-			minseq = mp->seq = (thisseq+1) & MP_LONGSEQ_MASK;
-			/* Reassemble the packet then dispatch it */
-			isdn_ppp_mp_reassembly(net_dev, lp, start, frag, thisseq);
+    		if (start != NULL && (MP_FLAGS(frag) & MP_END_FRAG)) {
+      			minseq = mp->seq = (thisseq+1) & MP_LONGSEQ_MASK;
+      			/* Reassemble the packet then dispatch it */
+			isdn_ppp_mp_reassembly(net_dev, lp, start, nextf);
+      
+      			start = NULL;
+      			frag = NULL;
 
-			start = NULL;
-			frag = NULL;
-		}
+      			mp->frags = nextf;
+    		}
 
 		/* check if need to update start pointer: if we just
 		 * reassembled the packet and sequence is contiguous
@@ -1742,25 +1756,26 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 		 * below low watermark and set start to the next frag or
 		 * clear start ptr.
 		 */ 
-		if (nextf != (struct sk_buff *)&mp->frags && 
+    		if (nextf != NULL && 
 		    ((thisseq+1) & MP_LONGSEQ_MASK) == MP_SEQ(nextf)) {
-			/* if we just reassembled and the next one is here, 
-			 * then start another reassembly.
-			 */
-			if (frag == NULL) {
+      			/* if we just reassembled and the next one is here, 
+			 * then start another reassembly. */
+
+      			if (frag == NULL) {
 				if (MP_FLAGS(nextf) & MP_BEGIN_FRAG)
-					start = nextf;
-				else {
-					printk(KERN_WARNING"isdn_mppp(seq %d):"
-					       " END flag with no following "
-					       "BEGIN", thisseq);
+	  				start = nextf;
+				else
+				{
+	  				printk(KERN_WARNING"isdn_mppp(seq %d):"
+						" END flag with no following "
+						"BEGIN", thisseq);
 					stats->seqerrs++;
 				}
 			}
-		} else {
-			if (nextf != (struct sk_buff *)&mp->frags &&
-			    frag != NULL &&
-			    MP_LT(thisseq, minseq)) {
+
+    		} else {
+			if ( nextf != NULL && frag != NULL &&
+						MP_LT(thisseq, minseq)) {
 				/* we've got a break in the sequence
 				 * and we not at the end yet
 				 * and we did not just reassembled
@@ -1769,39 +1784,41 @@ static void isdn_ppp_mp_receive(isdn_net_dev * net_dev, isdn_net_local * lp,
 			 	 * discard all the frames below low watermark 
 				 * and start over */
 				stats->frame_drops++;
-				isdn_ppp_mp_discard(mp, start, nextf);
+				mp->frags = isdn_ppp_mp_discard(mp,start,nextf);
 			}
 			/* break in the sequence, no reassembly */
-			start = NULL;
-		}
-		if (!start)
-			break;
-	}
-
-check_overflow:
+      			start = NULL;
+    		}
+	  			
+    		frag = nextf;
+  	}	/* while -- main loop */
+	
+  	if (mp->frags == NULL)
+    		mp->frags = frag;
+		
 	/* rather straighforward way to deal with (not very) possible 
-	 * queue overflow
-	 */
+	 * queue overflow */
 	if (mp->frames > MP_MAX_QUEUE_LEN) {
 		stats->overflows++;
-		skb_queue_walk_safe(&mp->frags, frag, nextf) {
-			if (mp->frames <= MP_MAX_QUEUE_LEN)
-				break;
-			__skb_unlink(frag, &mp->frags);
-			isdn_ppp_mp_free_skb(mp, frag);
+		while (mp->frames > MP_MAX_QUEUE_LEN) {
+			frag = mp->frags->next;
+			isdn_ppp_mp_free_skb(mp, mp->frags);
+			mp->frags = frag;
 		}
 	}
 	spin_unlock_irqrestore(&mp->lock, flags);
 }
 
-static void isdn_ppp_mp_cleanup(isdn_net_local *lp)
+static void isdn_ppp_mp_cleanup( isdn_net_local * lp )
 {
-	struct sk_buff *skb, *tmp;
-
-	skb_queue_walk_safe(&lp->netdev->pb->frags, skb, tmp) {
-		__skb_unlink(skb, &lp->netdev->pb->frags);
-		isdn_ppp_mp_free_skb(lp->netdev->pb, skb);
-	}
+	struct sk_buff * frag = lp->netdev->pb->frags;
+	struct sk_buff * nextfrag;
+    	while( frag ) {
+		nextfrag = frag->next;
+		isdn_ppp_mp_free_skb(lp->netdev->pb, frag);
+		frag = nextfrag;
+	}
+	lp->netdev->pb->frags = NULL;
 }
 
 static u32 isdn_ppp_mp_get_seq( int short_seq, 
@@ -1838,115 +1855,72 @@ static u32 isdn_ppp_mp_get_seq( int short_seq,
 	return seq;
 }
 
-static void isdn_ppp_mp_discard(ippp_bundle *mp, struct sk_buff *from,
-				struct sk_buff *to)
+struct sk_buff * isdn_ppp_mp_discard( ippp_bundle * mp,
+			struct sk_buff * from, struct sk_buff * to )
 {
-	if (from) {
-		struct sk_buff *skb, *tmp;
-		int freeing = 0;
-
-		skb_queue_walk_safe(&mp->frags, skb, tmp) {
-			if (skb == to)
-				break;
-			if (skb == from)
-				freeing = 1;
-			if (!freeing)
-				continue;
-			__skb_unlink(skb, &mp->frags);
-			isdn_ppp_mp_free_skb(mp, skb);
+	if( from )
+		while (from != to) {
+	  		struct sk_buff * next = from->next;
+			isdn_ppp_mp_free_skb(mp, from);
+	  		from = next;
 		}
-	}
-}
-
-static unsigned int calc_tot_len(struct sk_buff_head *queue,
-				 struct sk_buff *from, struct sk_buff *to)
-{
-	unsigned int tot_len = 0;
-	struct sk_buff *skb;
-	int found_start = 0;
-
-	skb_queue_walk(queue, skb) {
-		if (skb == from)
-			found_start = 1;
-		if (!found_start)
-			continue;
-		tot_len += skb->len - MP_HEADER_LEN;
-		if (skb == to)
-			break;
-	}
-	return tot_len;
+	return from;
 }
 
-/* Reassemble packet using fragments in the reassembly queue from
- * 'from' until 'to', inclusive.
- */
-static void isdn_ppp_mp_reassembly(isdn_net_dev *net_dev, isdn_net_local *lp,
-				   struct sk_buff *from, struct sk_buff *to,
-				   u32 lastseq)
+void isdn_ppp_mp_reassembly( isdn_net_dev * net_dev, isdn_net_local * lp,
+				struct sk_buff * from, struct sk_buff * to )
 {
-	ippp_bundle *mp = net_dev->pb;
-	unsigned int tot_len;
-	struct sk_buff *skb;
+	ippp_bundle * mp = net_dev->pb;
 	int proto;
+	struct sk_buff * skb;
+	unsigned int tot_len;
 
 	if (lp->ppp_slot < 0 || lp->ppp_slot >= ISDN_MAX_CHANNELS) {
 		printk(KERN_ERR "%s: lp->ppp_slot(%d) out of range\n",
 			__func__, lp->ppp_slot);
 		return;
 	}
-
-	tot_len = calc_tot_len(&mp->frags, from, to);
-
-	if (MP_FLAGS(from) == (MP_BEGIN_FRAG | MP_END_FRAG)) {
-		if (ippp_table[lp->ppp_slot]->debug & 0x40)
+	if( MP_FLAGS(from) == (MP_BEGIN_FRAG | MP_END_FRAG) ) {
+		if( ippp_table[lp->ppp_slot]->debug & 0x40 )
 			printk(KERN_DEBUG "isdn_mppp: reassembly: frame %d, "
-			       "len %d\n", MP_SEQ(from), from->len);
+					"len %d\n", MP_SEQ(from), from->len );
 		skb = from;
 		skb_pull(skb, MP_HEADER_LEN);
-		__skb_unlink(skb, &mp->frags);
 		mp->frames--;	
 	} else {
-		struct sk_buff *walk, *tmp;
-		int found_start = 0;
+		struct sk_buff * frag;
+		int n;
 
-		if (ippp_table[lp->ppp_slot]->debug & 0x40)
-			printk(KERN_DEBUG"isdn_mppp: reassembling frames %d "
-			       "to %d, len %d\n", MP_SEQ(from), lastseq,
-			       tot_len);
+		for(tot_len=n=0, frag=from; frag != to; frag=frag->next, n++)
+			tot_len += frag->len - MP_HEADER_LEN;
 
-		skb = dev_alloc_skb(tot_len);
-		if (!skb)
+		if( ippp_table[lp->ppp_slot]->debug & 0x40 )
+			printk(KERN_DEBUG"isdn_mppp: reassembling frames %d "
+				"to %d, len %d\n", MP_SEQ(from), 
+				(MP_SEQ(from)+n-1) & MP_LONGSEQ_MASK, tot_len );
+		if( (skb = dev_alloc_skb(tot_len)) == NULL ) {
 			printk(KERN_ERR "isdn_mppp: cannot allocate sk buff "
-			       "of size %d\n", tot_len);
-
-		found_start = 0;
-		skb_queue_walk_safe(&mp->frags, walk, tmp) {
-			if (walk == from)
-				found_start = 1;
-			if (!found_start)
-				continue;
+					"of size %d\n", tot_len);
+			isdn_ppp_mp_discard(mp, from, to);
+			return;
+		}
 
-			if (skb) {
-				unsigned int len = walk->len - MP_HEADER_LEN;
-				skb_copy_from_linear_data_offset(walk, MP_HEADER_LEN,
-								 skb_put(skb, len),
-								 len);
-			}
-			__skb_unlink(walk, &mp->frags);
-			isdn_ppp_mp_free_skb(mp, walk);
+		while( from != to ) {
+			unsigned int len = from->len - MP_HEADER_LEN;
 
-			if (walk == to)
-				break;
+			skb_copy_from_linear_data_offset(from, MP_HEADER_LEN,
+							 skb_put(skb,len),
+							 len);
+			frag = from->next;
+			isdn_ppp_mp_free_skb(mp, from);
+			from = frag; 
 		}
 	}
-	if (!skb)
-		return;
-
    	proto = isdn_ppp_strip_proto(skb);
 	isdn_ppp_push_higher(net_dev, lp, skb, proto);
 }
 
-static void isdn_ppp_mp_free_skb(ippp_bundle *mp, struct sk_buff *skb)
+static void isdn_ppp_mp_free_skb(ippp_bundle * mp, struct sk_buff * skb)
 {
 	dev_kfree_skb(skb);
 	mp->frames--;
diff --git a/drivers/isdn/mISDN/socket.c b/drivers/isdn/mISDN/socket.c
index c36f52137456..feb0fa45b664 100644
--- a/drivers/isdn/mISDN/socket.c
+++ b/drivers/isdn/mISDN/socket.c
@@ -415,7 +415,7 @@ data_sock_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 }
 
 static int data_sock_setsockopt(struct socket *sock, int level, int optname,
-	char __user *optval, int len)
+	char __user *optval, unsigned int len)
 {
 	struct sock *sk = sock->sk;
 	int err = 0, opt = 0;
diff --git a/drivers/isdn/mISDN/stack.c b/drivers/isdn/mISDN/stack.c
index 3e1532a180ff..0d05ec43012c 100644
--- a/drivers/isdn/mISDN/stack.c
+++ b/drivers/isdn/mISDN/stack.c
@@ -364,7 +364,7 @@ add_layer2(struct mISDNchannel *ch, struct mISDNstack *st)
 static int
 st_own_ctrl(struct mISDNchannel *ch, u_int cmd, void *arg)
 {
-	if (!ch->st || ch->st->layer1)
+	if (!ch->st || !ch->st->layer1)
 		return -EINVAL;
 	return ch->st->layer1->ctrl(ch->st->layer1, cmd, arg);
 }
diff --git a/drivers/isdn/pcbit/drv.c b/drivers/isdn/pcbit/drv.c
index 8c66bcb953a1..123c1d6c43b4 100644
--- a/drivers/isdn/pcbit/drv.c
+++ b/drivers/isdn/pcbit/drv.c
@@ -23,6 +23,7 @@
 #include <linux/kernel.h>
 
 #include <linux/types.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/mm.h>
 #include <linux/interrupt.h>
diff --git a/drivers/isdn/pcbit/layer2.c b/drivers/isdn/pcbit/layer2.c
index e075e8d2fce0..30f0f45e3139 100644
--- a/drivers/isdn/pcbit/layer2.c
+++ b/drivers/isdn/pcbit/layer2.c
@@ -27,6 +27,7 @@
 #include <linux/string.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 #include <linux/workqueue.h>
diff --git a/drivers/isdn/sc/init.c b/drivers/isdn/sc/init.c
index dd0acd06750b..5a0774880d56 100644
--- a/drivers/isdn/sc/init.c
+++ b/drivers/isdn/sc/init.c
@@ -8,6 +8,7 @@
 #include <linux/init.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include "includes.h"
 #include "hardware.h"
 #include "card.h"
diff --git a/drivers/leds/Kconfig b/drivers/leds/Kconfig
index 7c8e7122aaa9..e4f599f20e38 100644
--- a/drivers/leds/Kconfig
+++ b/drivers/leds/Kconfig
@@ -150,9 +150,9 @@ config LEDS_LP3944
 	tristate "LED Support for N.S. LP3944 (Fun Light) I2C chip"
 	depends on LEDS_CLASS && I2C
 	help
-    This option enables support for LEDs connected to the National
-    Semiconductor LP3944 Lighting Management Unit (LMU) also known as
-    Fun Light Chip.
+	  This option enables support for LEDs connected to the National
+	  Semiconductor LP3944 Lighting Management Unit (LMU) also known as
+	  Fun Light Chip.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called leds-lp3944.
@@ -195,6 +195,13 @@ config LEDS_PCA955X
 	  LED driver chips accessed via the I2C bus.  Supported
 	  devices include PCA9550, PCA9551, PCA9552, and PCA9553.
 
+config LEDS_WM831X_STATUS
+	tristate "LED support for status LEDs on WM831x PMICs"
+	depends on LEDS_CLASS && MFD_WM831X
+	help
+	  This option enables support for the status LEDs of the WM831x
+          series of PMICs.
+
 config LEDS_WM8350
 	tristate "LED Support for WM8350 AudioPlus PMIC"
 	depends on LEDS_CLASS && MFD_WM8350
diff --git a/drivers/leds/Makefile b/drivers/leds/Makefile
index e8cdcf77a4c3..46d72704d606 100644
--- a/drivers/leds/Makefile
+++ b/drivers/leds/Makefile
@@ -26,6 +26,7 @@ obj-$(CONFIG_LEDS_HP6XX)		+= leds-hp6xx.o
 obj-$(CONFIG_LEDS_FSG)			+= leds-fsg.o
 obj-$(CONFIG_LEDS_PCA955X)		+= leds-pca955x.o
 obj-$(CONFIG_LEDS_DA903X)		+= leds-da903x.o
+obj-$(CONFIG_LEDS_WM831X_STATUS)	+= leds-wm831x-status.o
 obj-$(CONFIG_LEDS_WM8350)		+= leds-wm8350.o
 obj-$(CONFIG_LEDS_PWM)			+= leds-pwm.o
 
diff --git a/drivers/leds/leds-clevo-mail.c b/drivers/leds/leds-clevo-mail.c
index 1813c84ea5fc..a498135a4e80 100644
--- a/drivers/leds/leds-clevo-mail.c
+++ b/drivers/leds/leds-clevo-mail.c
@@ -93,6 +93,8 @@ static struct dmi_system_id __initdata mail_led_whitelist[] = {
 static void clevo_mail_led_set(struct led_classdev *led_cdev,
 				enum led_brightness value)
 {
+	i8042_lock_chip();
+
 	if (value == LED_OFF)
 		i8042_command(NULL, CLEVO_MAIL_LED_OFF);
 	else if (value <= LED_HALF)
@@ -100,6 +102,8 @@ static void clevo_mail_led_set(struct led_classdev *led_cdev,
 	else
 		i8042_command(NULL, CLEVO_MAIL_LED_BLINK_1HZ);
 
+	i8042_unlock_chip();
+
 }
 
 static int clevo_mail_led_blink(struct led_classdev *led_cdev,
@@ -108,6 +112,8 @@ static int clevo_mail_led_blink(struct led_classdev *led_cdev,
 {
 	int status = -EINVAL;
 
+	i8042_lock_chip();
+
 	if (*delay_on == 0 /* ms */ && *delay_off == 0 /* ms */) {
 		/* Special case: the leds subsystem requested us to
 		 * chose one user friendly blinking of the LED, and
@@ -135,6 +141,8 @@ static int clevo_mail_led_blink(struct led_classdev *led_cdev,
 		       *delay_on, *delay_off);
 	}
 
+	i8042_unlock_chip();
+
 	return status;
 }
 
@@ -145,7 +153,7 @@ static struct led_classdev clevo_mail_led = {
 	.flags			= LED_CORE_SUSPENDRESUME,
 };
 
-static int __init clevo_mail_led_probe(struct platform_device *pdev)
+static int __devinit clevo_mail_led_probe(struct platform_device *pdev)
 {
 	return led_classdev_register(&pdev->dev, &clevo_mail_led);
 }
diff --git a/drivers/leds/leds-cobalt-qube.c b/drivers/leds/leds-cobalt-qube.c
index 059aa2924b1c..8816806accd2 100644
--- a/drivers/leds/leds-cobalt-qube.c
+++ b/drivers/leds/leds-cobalt-qube.c
@@ -28,7 +28,7 @@ static void qube_front_led_set(struct led_classdev *led_cdev,
 }
 
 static struct led_classdev qube_front_led = {
-	.name			= "qube-front",
+	.name			= "qube::front",
 	.brightness		= LED_FULL,
 	.brightness_set		= qube_front_led_set,
 	.default_trigger	= "ide-disk",
diff --git a/drivers/leds/leds-cobalt-raq.c b/drivers/leds/leds-cobalt-raq.c
index 5f1ce810815f..defc212105f3 100644
--- a/drivers/leds/leds-cobalt-raq.c
+++ b/drivers/leds/leds-cobalt-raq.c
@@ -49,7 +49,7 @@ static void raq_web_led_set(struct led_classdev *led_cdev,
 }
 
 static struct led_classdev raq_web_led = {
-	.name		= "raq-web",
+	.name		= "raq::web",
 	.brightness_set	= raq_web_led_set,
 };
 
@@ -70,7 +70,7 @@ static void raq_power_off_led_set(struct led_classdev *led_cdev,
 }
 
 static struct led_classdev raq_power_off_led = {
-	.name			= "raq-power-off",
+	.name			= "raq::power-off",
 	.brightness_set		= raq_power_off_led_set,
 	.default_trigger	= "power-off",
 };
diff --git a/drivers/leds/leds-dac124s085.c b/drivers/leds/leds-dac124s085.c
index 098d9aae7259..2913d76ad3d2 100644
--- a/drivers/leds/leds-dac124s085.c
+++ b/drivers/leds/leds-dac124s085.c
@@ -148,3 +148,4 @@ module_exit(dac124s085_leds_exit);
 MODULE_AUTHOR("Guennadi Liakhovetski <lg@denx.de>");
 MODULE_DESCRIPTION("DAC124S085 LED driver");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:dac124s085");
diff --git a/drivers/leds/leds-gpio.c b/drivers/leds/leds-gpio.c
index 6b06638eb5b4..e5225d28f392 100644
--- a/drivers/leds/leds-gpio.c
+++ b/drivers/leds/leds-gpio.c
@@ -78,9 +78,11 @@ static int __devinit create_gpio_led(const struct gpio_led *template,
 {
 	int ret, state;
 
+	led_dat->gpio = -1;
+
 	/* skip leds that aren't available */
 	if (!gpio_is_valid(template->gpio)) {
-		printk(KERN_INFO "Skipping unavilable LED gpio %d (%s)\n", 
+		printk(KERN_INFO "Skipping unavailable LED gpio %d (%s)\n",
 				template->gpio, template->name);
 		return 0;
 	}
diff --git a/drivers/leds/leds-pca9532.c b/drivers/leds/leds-pca9532.c
index dba8921240f2..adc561eb59d2 100644
--- a/drivers/leds/leds-pca9532.c
+++ b/drivers/leds/leds-pca9532.c
@@ -19,9 +19,6 @@
 #include <linux/workqueue.h>
 #include <linux/leds-pca9532.h>
 
-static const unsigned short normal_i2c[] = { /*0x60,*/ I2C_CLIENT_END};
-I2C_CLIENT_INSMOD_1(pca9532);
-
 #define PCA9532_REG_PSC(i) (0x2+(i)*2)
 #define PCA9532_REG_PWM(i) (0x3+(i)*2)
 #define PCA9532_REG_LS0  0x6
@@ -34,7 +31,7 @@ struct pca9532_data {
 	struct i2c_client *client;
 	struct pca9532_led leds[16];
 	struct mutex update_lock;
-	struct input_dev    *idev;
+	struct input_dev *idev;
 	struct work_struct work;
 	u8 pwm[2];
 	u8 psc[2];
@@ -53,9 +50,9 @@ MODULE_DEVICE_TABLE(i2c, pca9532_id);
 
 static struct i2c_driver pca9532_driver = {
 	.driver = {
-		.name   = "pca9532",
+		.name = "pca9532",
 	},
-	.probe  = pca9532_probe,
+	.probe = pca9532_probe,
 	.remove = pca9532_remove,
 	.id_table = pca9532_id,
 };
@@ -149,7 +146,7 @@ static int pca9532_set_blink(struct led_classdev *led_cdev,
 
 	if (*delay_on == 0 && *delay_off == 0) {
 	/* led subsystem ask us for a blink rate */
-		*delay_on  = 1000;
+		*delay_on = 1000;
 		*delay_off = 1000;
 	}
 	if (*delay_on != *delay_off || *delay_on > 1690 || *delay_on < 6)
@@ -227,7 +224,7 @@ static int pca9532_configure(struct i2c_client *client,
 			break;
 		case PCA9532_TYPE_LED:
 			led->state = pled->state;
-			led->name =  pled->name;
+			led->name = pled->name;
 			led->ldev.name = led->name;
 			led->ldev.brightness = LED_OFF;
 			led->ldev.brightness_set = pca9532_set_brightness;
@@ -254,7 +251,7 @@ static int pca9532_configure(struct i2c_client *client,
 			data->idev->name = pled->name;
 			data->idev->phys = "i2c/pca9532";
 			data->idev->id.bustype = BUS_HOST;
-			data->idev->id.vendor  = 0x001f;
+			data->idev->id.vendor = 0x001f;
 			data->idev->id.product = 0x0001;
 			data->idev->id.version = 0x0100;
 			data->idev->evbit[0] = BIT_MASK(EV_SND);
diff --git a/drivers/leds/leds-wm831x-status.c b/drivers/leds/leds-wm831x-status.c
new file mode 100644
index 000000000000..c586d05e336a
--- /dev/null
+++ b/drivers/leds/leds-wm831x-status.c
@@ -0,0 +1,341 @@
+/*
+ * LED driver for WM831x status LEDs
+ *
+ * Copyright(C) 2009 Wolfson Microelectronics PLC.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/leds.h>
+#include <linux/err.h>
+#include <linux/mfd/wm831x/core.h>
+#include <linux/mfd/wm831x/pdata.h>
+#include <linux/mfd/wm831x/status.h>
+
+
+struct wm831x_status {
+	struct led_classdev cdev;
+	struct wm831x *wm831x;
+	struct work_struct work;
+	struct mutex mutex;
+
+	spinlock_t value_lock;
+	int reg;     /* Control register */
+	int reg_val; /* Control register value */
+
+	int blink;
+	int blink_time;
+	int blink_cyc;
+	int src;
+	enum led_brightness brightness;
+};
+
+#define to_wm831x_status(led_cdev) \
+	container_of(led_cdev, struct wm831x_status, cdev)
+
+static void wm831x_status_work(struct work_struct *work)
+{
+	struct wm831x_status *led = container_of(work, struct wm831x_status,
+						 work);
+	unsigned long flags;
+
+	mutex_lock(&led->mutex);
+
+	led->reg_val &= ~(WM831X_LED_SRC_MASK | WM831X_LED_MODE_MASK |
+			  WM831X_LED_DUTY_CYC_MASK | WM831X_LED_DUR_MASK);
+
+	spin_lock_irqsave(&led->value_lock, flags);
+
+	led->reg_val |= led->src << WM831X_LED_SRC_SHIFT;
+	if (led->blink) {
+		led->reg_val |= 2 << WM831X_LED_MODE_SHIFT;
+		led->reg_val |= led->blink_time << WM831X_LED_DUR_SHIFT;
+		led->reg_val |= led->blink_cyc;
+	} else {
+		if (led->brightness != LED_OFF)
+			led->reg_val |= 1 << WM831X_LED_MODE_SHIFT;
+	}
+
+	spin_unlock_irqrestore(&led->value_lock, flags);
+
+	wm831x_reg_write(led->wm831x, led->reg, led->reg_val);
+
+	mutex_unlock(&led->mutex);
+}
+
+static void wm831x_status_set(struct led_classdev *led_cdev,
+			   enum led_brightness value)
+{
+	struct wm831x_status *led = to_wm831x_status(led_cdev);
+	unsigned long flags;
+
+	spin_lock_irqsave(&led->value_lock, flags);
+	led->brightness = value;
+	if (value == LED_OFF)
+		led->blink = 0;
+	schedule_work(&led->work);
+	spin_unlock_irqrestore(&led->value_lock, flags);
+}
+
+static int wm831x_status_blink_set(struct led_classdev *led_cdev,
+				   unsigned long *delay_on,
+				   unsigned long *delay_off)
+{
+	struct wm831x_status *led = to_wm831x_status(led_cdev);
+	unsigned long flags;
+	int ret = 0;
+
+	/* Pick some defaults if we've not been given times */
+	if (*delay_on == 0 && *delay_off == 0) {
+		*delay_on = 250;
+		*delay_off = 250;
+	}
+
+	spin_lock_irqsave(&led->value_lock, flags);
+
+	/* We only have a limited selection of settings, see if we can
+	 * support the configuration we're being given */
+	switch (*delay_on) {
+	case 1000:
+		led->blink_time = 0;
+		break;
+	case 250:
+		led->blink_time = 1;
+		break;
+	case 125:
+		led->blink_time = 2;
+		break;
+	case 62:
+	case 63:
+		/* Actually 62.5ms */
+		led->blink_time = 3;
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	if (ret == 0) {
+		switch (*delay_off / *delay_on) {
+		case 1:
+			led->blink_cyc = 0;
+			break;
+		case 3:
+			led->blink_cyc = 1;
+			break;
+		case 4:
+			led->blink_cyc = 2;
+			break;
+		case 8:
+			led->blink_cyc = 3;
+			break;
+		default:
+			ret = -EINVAL;
+			break;
+		}
+	}
+
+	if (ret == 0)
+		led->blink = 1;
+	else
+		led->blink = 0;
+
+	/* Always update; if we fail turn off blinking since we expect
+	 * a software fallback. */
+	schedule_work(&led->work);
+
+	spin_unlock_irqrestore(&led->value_lock, flags);
+
+	return ret;
+}
+
+static const char *led_src_texts[] = {
+	"otp",
+	"power",
+	"charger",
+	"soft",
+};
+
+static ssize_t wm831x_status_src_show(struct device *dev,
+				      struct device_attribute *attr, char *buf)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct wm831x_status *led = to_wm831x_status(led_cdev);
+	int i;
+	ssize_t ret = 0;
+
+	mutex_lock(&led->mutex);
+
+	for (i = 0; i < ARRAY_SIZE(led_src_texts); i++)
+		if (i == led->src)
+			ret += sprintf(&buf[ret], "[%s] ", led_src_texts[i]);
+		else
+			ret += sprintf(&buf[ret], "%s ", led_src_texts[i]);
+
+	mutex_unlock(&led->mutex);
+
+	ret += sprintf(&buf[ret], "\n");
+
+	return ret;
+}
+
+static ssize_t wm831x_status_src_store(struct device *dev,
+				       struct device_attribute *attr,
+				       const char *buf, size_t size)
+{
+	struct led_classdev *led_cdev = dev_get_drvdata(dev);
+	struct wm831x_status *led = to_wm831x_status(led_cdev);
+	char name[20];
+	int i;
+	size_t len;
+
+	name[sizeof(name) - 1] = '\0';
+	strncpy(name, buf, sizeof(name) - 1);
+	len = strlen(name);
+
+	if (len && name[len - 1] == '\n')
+		name[len - 1] = '\0';
+
+	for (i = 0; i < ARRAY_SIZE(led_src_texts); i++) {
+		if (!strcmp(name, led_src_texts[i])) {
+			mutex_lock(&led->mutex);
+
+			led->src = i;
+			schedule_work(&led->work);
+
+			mutex_unlock(&led->mutex);
+		}
+	}
+
+	return size;
+}
+
+static DEVICE_ATTR(src, 0644, wm831x_status_src_show, wm831x_status_src_store);
+
+static int wm831x_status_probe(struct platform_device *pdev)
+{
+	struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
+	struct wm831x_pdata *chip_pdata;
+	struct wm831x_status_pdata pdata;
+	struct wm831x_status *drvdata;
+	struct resource *res;
+	int id = pdev->id % ARRAY_SIZE(chip_pdata->status);
+	int ret;
+
+	res = platform_get_resource(pdev, IORESOURCE_IO, 0);
+	if (res == NULL) {
+		dev_err(&pdev->dev, "No I/O resource\n");
+		ret = -EINVAL;
+		goto err;
+	}
+
+	drvdata = kzalloc(sizeof(struct wm831x_status), GFP_KERNEL);
+	if (!drvdata)
+		return -ENOMEM;
+	dev_set_drvdata(&pdev->dev, drvdata);
+
+	drvdata->wm831x = wm831x;
+	drvdata->reg = res->start;
+
+	if (wm831x->dev->platform_data)
+		chip_pdata = wm831x->dev->platform_data;
+	else
+		chip_pdata = NULL;
+
+	memset(&pdata, 0, sizeof(pdata));
+	if (chip_pdata && chip_pdata->status[id])
+		memcpy(&pdata, chip_pdata->status[id], sizeof(pdata));
+	else
+		pdata.name = dev_name(&pdev->dev);
+
+	mutex_init(&drvdata->mutex);
+	INIT_WORK(&drvdata->work, wm831x_status_work);
+	spin_lock_init(&drvdata->value_lock);
+
+	/* We cache the configuration register and read startup values
+	 * from it. */
+	drvdata->reg_val = wm831x_reg_read(wm831x, drvdata->reg);
+
+	if (drvdata->reg_val & WM831X_LED_MODE_MASK)
+		drvdata->brightness = LED_FULL;
+	else
+		drvdata->brightness = LED_OFF;
+
+	/* Set a default source if configured, otherwise leave the
+	 * current hardware setting.
+	 */
+	if (pdata.default_src == WM831X_STATUS_PRESERVE) {
+		drvdata->src = drvdata->reg_val;
+		drvdata->src &= WM831X_LED_SRC_MASK;
+		drvdata->src >>= WM831X_LED_SRC_SHIFT;
+	} else {
+		drvdata->src = pdata.default_src - 1;
+	}
+
+	drvdata->cdev.name = pdata.name;
+	drvdata->cdev.default_trigger = pdata.default_trigger;
+	drvdata->cdev.brightness_set = wm831x_status_set;
+	drvdata->cdev.blink_set = wm831x_status_blink_set;
+
+	ret = led_classdev_register(wm831x->dev, &drvdata->cdev);
+	if (ret < 0) {
+		dev_err(&pdev->dev, "Failed to register LED: %d\n", ret);
+		goto err_led;
+	}
+
+	ret = device_create_file(drvdata->cdev.dev, &dev_attr_src);
+	if (ret != 0)
+		dev_err(&pdev->dev,
+			"No source control for LED: %d\n", ret);
+
+	return 0;
+
+err_led:
+	led_classdev_unregister(&drvdata->cdev);
+	kfree(drvdata);
+err:
+	return ret;
+}
+
+static int wm831x_status_remove(struct platform_device *pdev)
+{
+	struct wm831x_status *drvdata = platform_get_drvdata(pdev);
+
+	device_remove_file(drvdata->cdev.dev, &dev_attr_src);
+	led_classdev_unregister(&drvdata->cdev);
+	kfree(drvdata);
+
+	return 0;
+}
+
+static struct platform_driver wm831x_status_driver = {
+	.driver = {
+		   .name = "wm831x-status",
+		   .owner = THIS_MODULE,
+		   },
+	.probe = wm831x_status_probe,
+	.remove = wm831x_status_remove,
+};
+
+static int __devinit wm831x_status_init(void)
+{
+	return platform_driver_register(&wm831x_status_driver);
+}
+module_init(wm831x_status_init);
+
+static void wm831x_status_exit(void)
+{
+	platform_driver_unregister(&wm831x_status_driver);
+}
+module_exit(wm831x_status_exit);
+
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_DESCRIPTION("WM831x status LED driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:wm831x-status");
diff --git a/drivers/leds/ledtrig-gpio.c b/drivers/leds/ledtrig-gpio.c
index 1bc5db4ece0d..f5913372d691 100644
--- a/drivers/leds/ledtrig-gpio.c
+++ b/drivers/leds/ledtrig-gpio.c
@@ -44,22 +44,22 @@ static void gpio_trig_work(struct work_struct *work)
 			struct gpio_trig_data, work);
 	int tmp;
 
-       if (!gpio_data->gpio)
-	       return;
-
-       tmp = gpio_get_value(gpio_data->gpio);
-       if (gpio_data->inverted)
-	       tmp = !tmp;
-
-       if (tmp) {
-               if (gpio_data->desired_brightness)
-                       led_set_brightness(gpio_data->led,
-                                       gpio_data->desired_brightness);
-               else
-                       led_set_brightness(gpio_data->led, LED_FULL);
-       } else {
-               led_set_brightness(gpio_data->led, LED_OFF);
-       }
+	if (!gpio_data->gpio)
+		return;
+
+	tmp = gpio_get_value(gpio_data->gpio);
+	if (gpio_data->inverted)
+		tmp = !tmp;
+
+	if (tmp) {
+		if (gpio_data->desired_brightness)
+			led_set_brightness(gpio_data->led,
+					   gpio_data->desired_brightness);
+		else
+			led_set_brightness(gpio_data->led, LED_FULL);
+	} else {
+		led_set_brightness(gpio_data->led, LED_OFF);
+	}
 }
 
 static ssize_t gpio_trig_brightness_show(struct device *dev,
diff --git a/drivers/lguest/core.c b/drivers/lguest/core.c
index 1e2cb846b3c9..8744d24ac6e6 100644
--- a/drivers/lguest/core.c
+++ b/drivers/lguest/core.c
@@ -67,12 +67,11 @@ static __init int map_switcher(void)
 	 * so we make sure they're zeroed.
 	 */
 	for (i = 0; i < TOTAL_SWITCHER_PAGES; i++) {
-		unsigned long addr = get_zeroed_page(GFP_KERNEL);
-		if (!addr) {
+		switcher_page[i] = alloc_page(GFP_KERNEL|__GFP_ZERO);
+		if (!switcher_page[i]) {
 			err = -ENOMEM;
 			goto free_some_pages;
 		}
-		switcher_page[i] = virt_to_page(addr);
 	}
 
 	/*
diff --git a/drivers/lguest/interrupts_and_traps.c b/drivers/lguest/interrupts_and_traps.c
index 18648180db02..daaf86631647 100644
--- a/drivers/lguest/interrupts_and_traps.c
+++ b/drivers/lguest/interrupts_and_traps.c
@@ -16,6 +16,7 @@
 #include <linux/uaccess.h>
 #include <linux/interrupt.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 #include "lg.h"
 
 /* Allow Guests to use a non-128 (ie. non-Linux) syscall trap. */
diff --git a/drivers/lguest/lguest_user.c b/drivers/lguest/lguest_user.c
index b4d3f7ca554f..bd1632388e4a 100644
--- a/drivers/lguest/lguest_user.c
+++ b/drivers/lguest/lguest_user.c
@@ -508,7 +508,7 @@ static int close(struct inode *inode, struct file *file)
  * uses: reading and writing a character device called /dev/lguest.  All the
  * work happens in the read(), write() and close() routines:
  */
-static struct file_operations lguest_fops = {
+static const struct file_operations lguest_fops = {
 	.owner	 = THIS_MODULE,
 	.release = close,
 	.write	 = write,
diff --git a/drivers/lguest/page_tables.c b/drivers/lguest/page_tables.c
index a8d0aee3bc0e..cf94326f1b59 100644
--- a/drivers/lguest/page_tables.c
+++ b/drivers/lguest/page_tables.c
@@ -380,7 +380,7 @@ bool demand_page(struct lg_cpu *cpu, unsigned long vaddr, int errcode)
 		 * And we copy the flags to the shadow PMD entry.  The page
 		 * number in the shadow PMD is the page we just allocated.
 		 */
-		native_set_pmd(spmd, __pmd(__pa(ptepage) | pmd_flags(gpmd)));
+		set_pmd(spmd, __pmd(__pa(ptepage) | pmd_flags(gpmd)));
 	}
 
 	/*
@@ -447,7 +447,7 @@ bool demand_page(struct lg_cpu *cpu, unsigned long vaddr, int errcode)
 		 * we will come back here when a write does actually occur, so
 		 * we can update the Guest's _PAGE_DIRTY flag.
 		 */
-		native_set_pte(spte, gpte_to_spte(cpu, pte_wrprotect(gpte), 0));
+		set_pte(spte, gpte_to_spte(cpu, pte_wrprotect(gpte), 0));
 
 	/*
 	 * Finally, we write the Guest PTE entry back: we've set the
@@ -528,7 +528,7 @@ static void release_pmd(pmd_t *spmd)
 		/* Now we can free the page of PTEs */
 		free_page((long)ptepage);
 		/* And zero out the PMD entry so we never release it twice. */
-		native_set_pmd(spmd, __pmd(0));
+		set_pmd(spmd, __pmd(0));
 	}
 }
 
@@ -833,15 +833,15 @@ static void do_set_pte(struct lg_cpu *cpu, int idx,
 			 */
 			if (pte_flags(gpte) & (_PAGE_DIRTY | _PAGE_ACCESSED)) {
 				check_gpte(cpu, gpte);
-				native_set_pte(spte,
-						gpte_to_spte(cpu, gpte,
+				set_pte(spte,
+					gpte_to_spte(cpu, gpte,
 						pte_flags(gpte) & _PAGE_DIRTY));
 			} else {
 				/*
 				 * Otherwise kill it and we can demand_page()
 				 * it in later.
 				 */
-				native_set_pte(spte, __pte(0));
+				set_pte(spte, __pte(0));
 			}
 #ifdef CONFIG_X86_PAE
 		}
@@ -894,7 +894,7 @@ void guest_set_pte(struct lg_cpu *cpu,
  * tells us they've changed.  When the Guest tries to use the new entry it will
  * fault and demand_page() will fix it up.
  *
- * So with that in mind here's our code to to update a (top-level) PGD entry:
+ * So with that in mind here's our code to update a (top-level) PGD entry:
  */
 void guest_set_pgd(struct lguest *lg, unsigned long gpgdir, u32 idx)
 {
@@ -983,25 +983,22 @@ static unsigned long setup_pagetables(struct lguest *lg,
 	 */
 	for (i = j = 0; i < mapped_pages && j < PTRS_PER_PMD;
 	     i += PTRS_PER_PTE, j++) {
-		/* FIXME: native_set_pmd is overkill here. */
-		native_set_pmd(&pmd, __pmd(((unsigned long)(linear + i)
-		- mem_base) | _PAGE_PRESENT | _PAGE_RW | _PAGE_USER));
+		pmd = pfn_pmd(((unsigned long)&linear[i] - mem_base)/PAGE_SIZE,
+			      __pgprot(_PAGE_PRESENT | _PAGE_RW | _PAGE_USER));
 
 		if (copy_to_user(&pmds[j], &pmd, sizeof(pmd)) != 0)
 			return -EFAULT;
 	}
 
 	/* One PGD entry, pointing to that PMD page. */
-	set_pgd(&pgd, __pgd(((u32)pmds - mem_base) | _PAGE_PRESENT));
+	pgd = __pgd(((unsigned long)pmds - mem_base) | _PAGE_PRESENT);
 	/* Copy it in as the first PGD entry (ie. addresses 0-1G). */
 	if (copy_to_user(&pgdir[0], &pgd, sizeof(pgd)) != 0)
 		return -EFAULT;
 	/*
-	 * And the third PGD entry (ie. addresses 3G-4G).
-	 *
-	 * FIXME: This assumes that PAGE_OFFSET for the Guest is 0xC0000000.
+	 * And the other PGD entry to make the linear mapping at PAGE_OFFSET
 	 */
-	if (copy_to_user(&pgdir[3], &pgd, sizeof(pgd)) != 0)
+	if (copy_to_user(&pgdir[KERNEL_PGD_BOUNDARY], &pgd, sizeof(pgd)))
 		return -EFAULT;
 #else
 	/*
@@ -1141,15 +1138,13 @@ void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages)
 {
 	pte_t *switcher_pte_page = __get_cpu_var(switcher_pte_pages);
 	pte_t regs_pte;
-	unsigned long pfn;
 
 #ifdef CONFIG_X86_PAE
 	pmd_t switcher_pmd;
 	pmd_t *pmd_table;
 
-	/* FIXME: native_set_pmd is overkill here. */
-	native_set_pmd(&switcher_pmd, pfn_pmd(__pa(switcher_pte_page) >>
-		       PAGE_SHIFT, PAGE_KERNEL_EXEC));
+	switcher_pmd = pfn_pmd(__pa(switcher_pte_page) >> PAGE_SHIFT,
+			       PAGE_KERNEL_EXEC);
 
 	/* Figure out where the pmd page is, by reading the PGD, and converting
 	 * it to a virtual address. */
@@ -1157,7 +1152,7 @@ void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages)
 			pgdirs[cpu->cpu_pgd].pgdir[SWITCHER_PGD_INDEX])
 								<< PAGE_SHIFT);
 	/* Now write it into the shadow page table. */
-	native_set_pmd(&pmd_table[SWITCHER_PMD_INDEX], switcher_pmd);
+	set_pmd(&pmd_table[SWITCHER_PMD_INDEX], switcher_pmd);
 #else
 	pgd_t switcher_pgd;
 
@@ -1179,10 +1174,8 @@ void map_switcher_in_guest(struct lg_cpu *cpu, struct lguest_pages *pages)
 	 * page is already mapped there, we don't have to copy them out
 	 * again.
 	 */
-	pfn = __pa(cpu->regs_page) >> PAGE_SHIFT;
-	native_set_pte(&regs_pte, pfn_pte(pfn, PAGE_KERNEL));
-	native_set_pte(&switcher_pte_page[pte_index((unsigned long)pages)],
-			regs_pte);
+	regs_pte = pfn_pte(__pa(cpu->regs_page) >> PAGE_SHIFT, PAGE_KERNEL);
+	set_pte(&switcher_pte_page[pte_index((unsigned long)pages)], regs_pte);
 }
 /*:*/
 
@@ -1209,7 +1202,7 @@ static __init void populate_switcher_pte_page(unsigned int cpu,
 
 	/* The first entries are easy: they map the Switcher code. */
 	for (i = 0; i < pages; i++) {
-		native_set_pte(&pte[i], mk_pte(switcher_page[i],
+		set_pte(&pte[i], mk_pte(switcher_page[i],
 				__pgprot(_PAGE_PRESENT|_PAGE_ACCESSED)));
 	}
 
@@ -1217,14 +1210,14 @@ static __init void populate_switcher_pte_page(unsigned int cpu,
 	i = pages + cpu*2;
 
 	/* First page (Guest registers) is writable from the Guest */
-	native_set_pte(&pte[i], pfn_pte(page_to_pfn(switcher_page[i]),
+	set_pte(&pte[i], pfn_pte(page_to_pfn(switcher_page[i]),
 			 __pgprot(_PAGE_PRESENT|_PAGE_ACCESSED|_PAGE_RW)));
 
 	/*
 	 * The second page contains the "struct lguest_ro_state", and is
 	 * read-only.
 	 */
-	native_set_pte(&pte[i+1], pfn_pte(page_to_pfn(switcher_page[i+1]),
+	set_pte(&pte[i+1], pfn_pte(page_to_pfn(switcher_page[i+1]),
 			   __pgprot(_PAGE_PRESENT|_PAGE_ACCESSED)));
 }
 
diff --git a/drivers/macintosh/rack-meter.c b/drivers/macintosh/rack-meter.c
index a98ab72adf95..93fb32038b14 100644
--- a/drivers/macintosh/rack-meter.c
+++ b/drivers/macintosh/rack-meter.c
@@ -274,7 +274,7 @@ static void __devinit rackmeter_init_cpu_sniffer(struct rackmeter *rm)
 
 		if (cpu > 1)
 			continue;
-		rcpu = &rm->cpu[cpu];;
+		rcpu = &rm->cpu[cpu];
 		rcpu->prev_idle = get_cpu_idle_time(cpu);
 		rcpu->prev_wall = jiffies64_to_cputime64(get_jiffies_64());
 		schedule_delayed_work_on(cpu, &rm->cpu[cpu].sniffer,
diff --git a/drivers/macintosh/therm_adt746x.c b/drivers/macintosh/therm_adt746x.c
index fde377c60cca..556f0feaa4df 100644
--- a/drivers/macintosh/therm_adt746x.c
+++ b/drivers/macintosh/therm_adt746x.c
@@ -124,6 +124,8 @@ read_reg(struct thermostat* th, int reg)
 	return data;
 }
 
+static struct i2c_driver thermostat_driver;
+
 static int
 attach_thermostat(struct i2c_adapter *adapter)
 {
@@ -148,7 +150,7 @@ attach_thermostat(struct i2c_adapter *adapter)
 	 * Let i2c-core delete that device on driver removal.
 	 * This is safe because i2c-core holds the core_lock mutex for us.
 	 */
-	list_add_tail(&client->detected, &client->driver->clients);
+	list_add_tail(&client->detected, &thermostat_driver.clients);
 	return 0;
 }
 
diff --git a/drivers/macintosh/therm_pm72.c b/drivers/macintosh/therm_pm72.c
index a028598af2d3..ea32c7e5a9af 100644
--- a/drivers/macintosh/therm_pm72.c
+++ b/drivers/macintosh/therm_pm72.c
@@ -286,6 +286,8 @@ struct fcu_fan_table	fcu_fans[] = {
 	},
 };
 
+static struct i2c_driver therm_pm72_driver;
+
 /*
  * Utility function to create an i2c_client structure and
  * attach it to one of u3 adapters
@@ -318,7 +320,7 @@ static struct i2c_client *attach_i2c_chip(int id, const char *name)
 	 * Let i2c-core delete that device on driver removal.
 	 * This is safe because i2c-core holds the core_lock mutex for us.
 	 */
-	list_add_tail(&clt->detected, &clt->driver->clients);
+	list_add_tail(&clt->detected, &therm_pm72_driver.clients);
 	return clt;
 }
 
diff --git a/drivers/macintosh/via-pmu-led.c b/drivers/macintosh/via-pmu-led.c
index 55ad95671387..d242976bcfe7 100644
--- a/drivers/macintosh/via-pmu-led.c
+++ b/drivers/macintosh/via-pmu-led.c
@@ -72,7 +72,7 @@ static void pmu_led_set(struct led_classdev *led_cdev,
 }
 
 static struct led_classdev pmu_led = {
-	.name = "pmu-front-led",
+	.name = "pmu-led::front",
 #ifdef CONFIG_ADB_PMU_LED_IDE
 	.default_trigger = "ide-disk",
 #endif
diff --git a/drivers/macintosh/via-pmu.c b/drivers/macintosh/via-pmu.c
index b40fb9b6c862..6f308a4757ee 100644
--- a/drivers/macintosh/via-pmu.c
+++ b/drivers/macintosh/via-pmu.c
@@ -405,7 +405,11 @@ static int __init via_pmu_start(void)
 		printk(KERN_ERR "via-pmu: can't map interrupt\n");
 		return -ENODEV;
 	}
-	if (request_irq(irq, via_pmu_interrupt, 0, "VIA-PMU", (void *)0)) {
+	/* We set IRQF_TIMER because we don't want the interrupt to be disabled
+	 * between the 2 passes of driver suspend, we control our own disabling
+	 * for that one
+	 */
+	if (request_irq(irq, via_pmu_interrupt, IRQF_TIMER, "VIA-PMU", (void *)0)) {
 		printk(KERN_ERR "via-pmu: can't request irq %d\n", irq);
 		return -ENODEV;
 	}
@@ -419,7 +423,7 @@ static int __init via_pmu_start(void)
 			gpio_irq = irq_of_parse_and_map(gpio_node, 0);
 
 		if (gpio_irq != NO_IRQ) {
-			if (request_irq(gpio_irq, gpio1_interrupt, 0,
+			if (request_irq(gpio_irq, gpio1_interrupt, IRQF_TIMER,
 					"GPIO1 ADB", (void *)0))
 				printk(KERN_ERR "pmu: can't get irq %d"
 				       " (GPIO1)\n", gpio_irq);
@@ -925,8 +929,7 @@ proc_write_options(struct file *file, const char __user *buffer,
 
 #ifdef CONFIG_ADB
 /* Send an ADB command */
-static int
-pmu_send_request(struct adb_request *req, int sync)
+static int pmu_send_request(struct adb_request *req, int sync)
 {
 	int i, ret;
 
@@ -1005,16 +1008,11 @@ pmu_send_request(struct adb_request *req, int sync)
 }
 
 /* Enable/disable autopolling */
-static int
-pmu_adb_autopoll(int devs)
+static int __pmu_adb_autopoll(int devs)
 {
 	struct adb_request req;
 
-	if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
-		return -ENXIO;
-
 	if (devs) {
-		adb_dev_map = devs;
 		pmu_request(&req, NULL, 5, PMU_ADB_CMD, 0, 0x86,
 			    adb_dev_map >> 8, adb_dev_map);
 		pmu_adb_flags = 2;
@@ -1027,9 +1025,17 @@ pmu_adb_autopoll(int devs)
 	return 0;
 }
 
+static int pmu_adb_autopoll(int devs)
+{
+	if ((vias == NULL) || (!pmu_fully_inited) || !pmu_has_adb)
+		return -ENXIO;
+
+	adb_dev_map = devs;
+	return __pmu_adb_autopoll(devs);
+}
+
 /* Reset the ADB bus */
-static int
-pmu_adb_reset_bus(void)
+static int pmu_adb_reset_bus(void)
 {
 	struct adb_request req;
 	int save_autopoll = adb_dev_map;
@@ -1038,13 +1044,13 @@ pmu_adb_reset_bus(void)
 		return -ENXIO;
 
 	/* anyone got a better idea?? */
-	pmu_adb_autopoll(0);
+	__pmu_adb_autopoll(0);
 
-	req.nbytes = 5;
+	req.nbytes = 4;
 	req.done = NULL;
 	req.data[0] = PMU_ADB_CMD;
-	req.data[1] = 0;
-	req.data[2] = ADB_BUSRESET;
+	req.data[1] = ADB_BUSRESET;
+	req.data[2] = 0;
 	req.data[3] = 0;
 	req.data[4] = 0;
 	req.reply_len = 0;
@@ -1056,7 +1062,7 @@ pmu_adb_reset_bus(void)
 	pmu_wait_complete(&req);
 
 	if (save_autopoll != 0)
-		pmu_adb_autopoll(save_autopoll);
+		__pmu_adb_autopoll(save_autopoll);
 
 	return 0;
 }
diff --git a/drivers/macintosh/windfarm_lm75_sensor.c b/drivers/macintosh/windfarm_lm75_sensor.c
index 529886c7a826..ed6426a10773 100644
--- a/drivers/macintosh/windfarm_lm75_sensor.c
+++ b/drivers/macintosh/windfarm_lm75_sensor.c
@@ -115,6 +115,8 @@ static int wf_lm75_probe(struct i2c_client *client,
 	return rc;
 }
 
+static struct i2c_driver wf_lm75_driver;
+
 static struct i2c_client *wf_lm75_create(struct i2c_adapter *adapter,
 					     u8 addr, int ds1775,
 					     const char *loc)
@@ -157,7 +159,7 @@ static struct i2c_client *wf_lm75_create(struct i2c_adapter *adapter,
 	 * Let i2c-core delete that device on driver removal.
 	 * This is safe because i2c-core holds the core_lock mutex for us.
 	 */
-	list_add_tail(&client->detected, &client->driver->clients);
+	list_add_tail(&client->detected, &wf_lm75_driver.clients);
 	return client;
  fail:
 	return NULL;
diff --git a/drivers/macintosh/windfarm_max6690_sensor.c b/drivers/macintosh/windfarm_max6690_sensor.c
index e2a55ecda2b2..a67b349319e9 100644
--- a/drivers/macintosh/windfarm_max6690_sensor.c
+++ b/drivers/macintosh/windfarm_max6690_sensor.c
@@ -88,6 +88,8 @@ static int wf_max6690_probe(struct i2c_client *client,
 	return rc;
 }
 
+static struct i2c_driver wf_max6690_driver;
+
 static struct i2c_client *wf_max6690_create(struct i2c_adapter *adapter,
 					    u8 addr, const char *loc)
 {
@@ -119,7 +121,7 @@ static struct i2c_client *wf_max6690_create(struct i2c_adapter *adapter,
 	 * Let i2c-core delete that device on driver removal.
 	 * This is safe because i2c-core holds the core_lock mutex for us.
 	 */
-	list_add_tail(&client->detected, &client->driver->clients);
+	list_add_tail(&client->detected, &wf_max6690_driver.clients);
 	return client;
 
  fail:
diff --git a/drivers/macintosh/windfarm_smu_sat.c b/drivers/macintosh/windfarm_smu_sat.c
index 5da729e58f99..e20330a28959 100644
--- a/drivers/macintosh/windfarm_smu_sat.c
+++ b/drivers/macintosh/windfarm_smu_sat.c
@@ -194,6 +194,8 @@ static struct wf_sensor_ops wf_sat_ops = {
 	.owner		= THIS_MODULE,
 };
 
+static struct i2c_driver wf_sat_driver;
+
 static void wf_sat_create(struct i2c_adapter *adapter, struct device_node *dev)
 {
 	struct i2c_board_info info;
@@ -222,7 +224,7 @@ static void wf_sat_create(struct i2c_adapter *adapter, struct device_node *dev)
 	 * Let i2c-core delete that device on driver removal.
 	 * This is safe because i2c-core holds the core_lock mutex for us.
 	 */
-	list_add_tail(&client->detected, &client->driver->clients);
+	list_add_tail(&client->detected, &wf_sat_driver.clients);
 }
 
 static int wf_sat_probe(struct i2c_client *client,
diff --git a/drivers/md/Kconfig b/drivers/md/Kconfig
index 020f9573fd82..2158377a1359 100644
--- a/drivers/md/Kconfig
+++ b/drivers/md/Kconfig
@@ -124,6 +124,8 @@ config MD_RAID456
 	select MD_RAID6_PQ
 	select ASYNC_MEMCPY
 	select ASYNC_XOR
+	select ASYNC_PQ
+	select ASYNC_RAID6_RECOV
 	---help---
 	  A RAID-5 set of N drives with a capacity of C MB per drive provides
 	  the capacity of C * (N - 1) MB, and protects against a failure
@@ -152,9 +154,33 @@ config MD_RAID456
 
 	  If unsure, say Y.
 
+config MULTICORE_RAID456
+	bool "RAID-4/RAID-5/RAID-6 Multicore processing (EXPERIMENTAL)"
+	depends on MD_RAID456
+	depends on SMP
+	depends on EXPERIMENTAL
+	---help---
+	  Enable the raid456 module to dispatch per-stripe raid operations to a
+	  thread pool.
+
+	  If unsure, say N.
+
 config MD_RAID6_PQ
 	tristate
 
+config ASYNC_RAID6_TEST
+	tristate "Self test for hardware accelerated raid6 recovery"
+	depends on MD_RAID6_PQ
+	select ASYNC_RAID6_RECOV
+	---help---
+	  This is a one-shot self test that permutes through the
+	  recovery of all the possible two disk failure scenarios for a
+	  N-disk array.  Recovery is performed with the asynchronous
+	  raid6 recovery routines, and will optionally use an offload
+	  engine if one is available.
+
+	  If unsure, say N.
+
 config MD_MULTIPATH
 	tristate "Multipath I/O support"
 	depends on BLK_DEV_MD
diff --git a/drivers/md/Makefile b/drivers/md/Makefile
index 1dc4185bd781..e355e7f6a536 100644
--- a/drivers/md/Makefile
+++ b/drivers/md/Makefile
@@ -46,7 +46,7 @@ obj-$(CONFIG_DM_LOG_USERSPACE)	+= dm-log-userspace.o
 obj-$(CONFIG_DM_ZERO)		+= dm-zero.o
 
 quiet_cmd_unroll = UNROLL  $@
-      cmd_unroll = $(PERL) $(srctree)/$(src)/unroll.pl $(UNROLL) \
+      cmd_unroll = $(AWK) -f$(srctree)/$(src)/unroll.awk -vN=$(UNROLL) \
                    < $< > $@ || ( rm -f $@ && exit 1 )
 
 ifeq ($(CONFIG_ALTIVEC),y)
@@ -59,56 +59,56 @@ endif
 
 targets += raid6int1.c
 $(obj)/raid6int1.c:   UNROLL := 1
-$(obj)/raid6int1.c:   $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int1.c:   $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += raid6int2.c
 $(obj)/raid6int2.c:   UNROLL := 2
-$(obj)/raid6int2.c:   $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int2.c:   $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += raid6int4.c
 $(obj)/raid6int4.c:   UNROLL := 4
-$(obj)/raid6int4.c:   $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int4.c:   $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += raid6int8.c
 $(obj)/raid6int8.c:   UNROLL := 8
-$(obj)/raid6int8.c:   $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int8.c:   $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += raid6int16.c
 $(obj)/raid6int16.c:  UNROLL := 16
-$(obj)/raid6int16.c:  $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int16.c:  $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 targets += raid6int32.c
 $(obj)/raid6int32.c:  UNROLL := 32
-$(obj)/raid6int32.c:  $(src)/raid6int.uc $(src)/unroll.pl FORCE
+$(obj)/raid6int32.c:  $(src)/raid6int.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_raid6altivec1.o += $(altivec_flags)
 targets += raid6altivec1.c
 $(obj)/raid6altivec1.c:   UNROLL := 1
-$(obj)/raid6altivec1.c:   $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec1.c:   $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_raid6altivec2.o += $(altivec_flags)
 targets += raid6altivec2.c
 $(obj)/raid6altivec2.c:   UNROLL := 2
-$(obj)/raid6altivec2.c:   $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec2.c:   $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_raid6altivec4.o += $(altivec_flags)
 targets += raid6altivec4.c
 $(obj)/raid6altivec4.c:   UNROLL := 4
-$(obj)/raid6altivec4.c:   $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec4.c:   $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 CFLAGS_raid6altivec8.o += $(altivec_flags)
 targets += raid6altivec8.c
 $(obj)/raid6altivec8.c:   UNROLL := 8
-$(obj)/raid6altivec8.c:   $(src)/raid6altivec.uc $(src)/unroll.pl FORCE
+$(obj)/raid6altivec8.c:   $(src)/raid6altivec.uc $(src)/unroll.awk FORCE
 	$(call if_changed,unroll)
 
 quiet_cmd_mktable = TABLE   $@
diff --git a/drivers/md/bitmap.c b/drivers/md/bitmap.c
index 3319c2fec28e..60e2b322db11 100644
--- a/drivers/md/bitmap.c
+++ b/drivers/md/bitmap.c
@@ -108,6 +108,8 @@ static void bitmap_free_page(struct bitmap *bitmap, unsigned char *page)
  * allocated while we're using it
  */
 static int bitmap_checkpage(struct bitmap *bitmap, unsigned long page, int create)
+__releases(bitmap->lock)
+__acquires(bitmap->lock)
 {
 	unsigned char *mappage;
 
@@ -325,7 +327,6 @@ static int write_sb_page(struct bitmap *bitmap, struct page *page, int wait)
 	return 0;
 
  bad_alignment:
-	rcu_read_unlock();
 	return -EINVAL;
 }
 
@@ -1207,6 +1208,8 @@ void bitmap_daemon_work(struct bitmap *bitmap)
 static bitmap_counter_t *bitmap_get_counter(struct bitmap *bitmap,
 					    sector_t offset, int *blocks,
 					    int create)
+__releases(bitmap->lock)
+__acquires(bitmap->lock)
 {
 	/* If 'create', we might release the lock and reclaim it.
 	 * The lock must have been taken with interrupts enabled.
@@ -1621,10 +1624,11 @@ int bitmap_create(mddev_t *mddev)
 	bitmap->offset = mddev->bitmap_offset;
 	if (file) {
 		get_file(file);
-		do_sync_mapping_range(file->f_mapping, 0, LLONG_MAX,
-				      SYNC_FILE_RANGE_WAIT_BEFORE |
-				      SYNC_FILE_RANGE_WRITE |
-				      SYNC_FILE_RANGE_WAIT_AFTER);
+		/* As future accesses to this file will use bmap,
+		 * and bypass the page cache, we must sync the file
+		 * first.
+		 */
+		vfs_fsync(file, file->f_dentry, 1);
 	}
 	/* read superblock from bitmap file (this sets bitmap->chunksize) */
 	err = bitmap_read_sb(bitmap);
diff --git a/drivers/md/dm-exception-store.c b/drivers/md/dm-exception-store.c
index 556acff3952f..7dbe652efb5a 100644
--- a/drivers/md/dm-exception-store.c
+++ b/drivers/md/dm-exception-store.c
@@ -138,16 +138,6 @@ int dm_exception_store_type_unregister(struct dm_exception_store_type *type)
 }
 EXPORT_SYMBOL(dm_exception_store_type_unregister);
 
-/*
- * Round a number up to the nearest 'size' boundary.  size must
- * be a power of 2.
- */
-static ulong round_up(ulong n, ulong size)
-{
-	size--;
-	return (n + size) & ~size;
-}
-
 static int set_chunk_size(struct dm_exception_store *store,
 			  const char *chunk_size_arg, char **error)
 {
@@ -155,7 +145,8 @@ static int set_chunk_size(struct dm_exception_store *store,
 	char *value;
 
 	chunk_size_ulong = simple_strtoul(chunk_size_arg, &value, 10);
-	if (*chunk_size_arg == '\0' || *value != '\0') {
+	if (*chunk_size_arg == '\0' || *value != '\0' ||
+	    chunk_size_ulong > UINT_MAX) {
 		*error = "Invalid chunk size";
 		return -EINVAL;
 	}
@@ -165,40 +156,35 @@ static int set_chunk_size(struct dm_exception_store *store,
 		return 0;
 	}
 
-	/*
-	 * Chunk size must be multiple of page size.  Silently
-	 * round up if it's not.
-	 */
-	chunk_size_ulong = round_up(chunk_size_ulong, PAGE_SIZE >> 9);
-
-	return dm_exception_store_set_chunk_size(store, chunk_size_ulong,
+	return dm_exception_store_set_chunk_size(store,
+						 (unsigned) chunk_size_ulong,
 						 error);
 }
 
 int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
-				      unsigned long chunk_size_ulong,
+				      unsigned chunk_size,
 				      char **error)
 {
 	/* Check chunk_size is a power of 2 */
-	if (!is_power_of_2(chunk_size_ulong)) {
+	if (!is_power_of_2(chunk_size)) {
 		*error = "Chunk size is not a power of 2";
 		return -EINVAL;
 	}
 
 	/* Validate the chunk size against the device block size */
-	if (chunk_size_ulong % (bdev_logical_block_size(store->cow->bdev) >> 9)) {
+	if (chunk_size % (bdev_logical_block_size(store->cow->bdev) >> 9)) {
 		*error = "Chunk size is not a multiple of device blocksize";
 		return -EINVAL;
 	}
 
-	if (chunk_size_ulong > INT_MAX >> SECTOR_SHIFT) {
+	if (chunk_size > INT_MAX >> SECTOR_SHIFT) {
 		*error = "Chunk size is too high";
 		return -EINVAL;
 	}
 
-	store->chunk_size = chunk_size_ulong;
-	store->chunk_mask = chunk_size_ulong - 1;
-	store->chunk_shift = ffs(chunk_size_ulong) - 1;
+	store->chunk_size = chunk_size;
+	store->chunk_mask = chunk_size - 1;
+	store->chunk_shift = ffs(chunk_size) - 1;
 
 	return 0;
 }
@@ -251,7 +237,7 @@ int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
 
 	r = set_chunk_size(tmp_store, argv[2], &ti->error);
 	if (r)
-		goto bad_cow;
+		goto bad_ctr;
 
 	r = type->ctr(tmp_store, 0, NULL);
 	if (r) {
diff --git a/drivers/md/dm-exception-store.h b/drivers/md/dm-exception-store.h
index 812c71872ba0..8a223a48802c 100644
--- a/drivers/md/dm-exception-store.h
+++ b/drivers/md/dm-exception-store.h
@@ -101,9 +101,9 @@ struct dm_exception_store {
 	struct dm_dev *cow;
 
 	/* Size of data blocks saved - must be a power of 2 */
-	chunk_t chunk_size;
-	chunk_t chunk_mask;
-	chunk_t chunk_shift;
+	unsigned chunk_size;
+	unsigned chunk_mask;
+	unsigned chunk_shift;
 
 	void *context;
 };
@@ -169,7 +169,7 @@ int dm_exception_store_type_register(struct dm_exception_store_type *type);
 int dm_exception_store_type_unregister(struct dm_exception_store_type *type);
 
 int dm_exception_store_set_chunk_size(struct dm_exception_store *store,
-				      unsigned long chunk_size_ulong,
+				      unsigned chunk_size,
 				      char **error);
 
 int dm_exception_store_create(struct dm_target *ti, int argc, char **argv,
diff --git a/drivers/md/dm-ioctl.c b/drivers/md/dm-ioctl.c
index 7f77f18fcafa..a67942931582 100644
--- a/drivers/md/dm-ioctl.c
+++ b/drivers/md/dm-ioctl.c
@@ -1532,7 +1532,7 @@ static const struct file_operations _ctl_fops = {
 static struct miscdevice _dm_misc = {
 	.minor 		= MISC_DYNAMIC_MINOR,
 	.name  		= DM_NAME,
-	.devnode	= "mapper/control",
+	.nodename	= "mapper/control",
 	.fops  		= &_ctl_fops
 };
 
diff --git a/drivers/md/dm-log-userspace-base.c b/drivers/md/dm-log-userspace-base.c
index 652bd33109e3..7ac2c1450d10 100644
--- a/drivers/md/dm-log-userspace-base.c
+++ b/drivers/md/dm-log-userspace-base.c
@@ -156,7 +156,7 @@ static int userspace_ctr(struct dm_dirty_log *log, struct dm_target *ti,
 	}
 
 	/* The ptr value is sufficient for local unique id */
-	lc->luid = (uint64_t)lc;
+	lc->luid = (unsigned long)lc;
 
 	lc->ti = ti;
 
diff --git a/drivers/md/dm-log-userspace-transfer.c b/drivers/md/dm-log-userspace-transfer.c
index ba0edad2d048..54abf9e303b7 100644
--- a/drivers/md/dm-log-userspace-transfer.c
+++ b/drivers/md/dm-log-userspace-transfer.c
@@ -129,11 +129,13 @@ static int fill_pkg(struct cn_msg *msg, struct dm_ulog_request *tfr)
  * This is the connector callback that delivers data
  * that was sent from userspace.
  */
-static void cn_ulog_callback(void *data)
+static void cn_ulog_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
-	struct cn_msg *msg = (struct cn_msg *)data;
 	struct dm_ulog_request *tfr = (struct dm_ulog_request *)(msg + 1);
 
+	if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN))
+		return;
+
 	spin_lock(&receiving_list_lock);
 	if (msg->len == 0)
 		fill_pkg(msg, NULL);
diff --git a/drivers/md/dm-snap-persistent.c b/drivers/md/dm-snap-persistent.c
index d5b2e08750d5..0c746420c008 100644
--- a/drivers/md/dm-snap-persistent.c
+++ b/drivers/md/dm-snap-persistent.c
@@ -284,12 +284,13 @@ static int read_header(struct pstore *ps, int *new_snapshot)
 {
 	int r;
 	struct disk_header *dh;
-	chunk_t chunk_size;
+	unsigned chunk_size;
 	int chunk_size_supplied = 1;
 	char *chunk_err;
 
 	/*
-	 * Use default chunk size (or hardsect_size, if larger) if none supplied
+	 * Use default chunk size (or logical_block_size, if larger)
+	 * if none supplied
 	 */
 	if (!ps->store->chunk_size) {
 		ps->store->chunk_size = max(DM_CHUNK_SIZE_DEFAULT_SECTORS,
@@ -334,10 +335,9 @@ static int read_header(struct pstore *ps, int *new_snapshot)
 		return 0;
 
 	if (chunk_size_supplied)
-		DMWARN("chunk size %llu in device metadata overrides "
-		       "table chunk size of %llu.",
-		       (unsigned long long)chunk_size,
-		       (unsigned long long)ps->store->chunk_size);
+		DMWARN("chunk size %u in device metadata overrides "
+		       "table chunk size of %u.",
+		       chunk_size, ps->store->chunk_size);
 
 	/* We had a bogus chunk_size. Fix stuff up. */
 	free_area(ps);
@@ -345,8 +345,8 @@ static int read_header(struct pstore *ps, int *new_snapshot)
 	r = dm_exception_store_set_chunk_size(ps->store, chunk_size,
 					      &chunk_err);
 	if (r) {
-		DMERR("invalid on-disk chunk size %llu: %s.",
-		      (unsigned long long)chunk_size, chunk_err);
+		DMERR("invalid on-disk chunk size %u: %s.",
+		      chunk_size, chunk_err);
 		return r;
 	}
 
diff --git a/drivers/md/dm-snap.c b/drivers/md/dm-snap.c
index 57f1bf7f3b7a..3a3ba46e6d4b 100644
--- a/drivers/md/dm-snap.c
+++ b/drivers/md/dm-snap.c
@@ -296,6 +296,7 @@ static void __insert_origin(struct origin *o)
  */
 static int register_snapshot(struct dm_snapshot *snap)
 {
+	struct dm_snapshot *l;
 	struct origin *o, *new_o;
 	struct block_device *bdev = snap->origin->bdev;
 
@@ -319,7 +320,11 @@ static int register_snapshot(struct dm_snapshot *snap)
 		__insert_origin(o);
 	}
 
-	list_add_tail(&snap->list, &o->snapshots);
+	/* Sort the list according to chunk size, largest-first smallest-last */
+	list_for_each_entry(l, &o->snapshots, list)
+		if (l->store->chunk_size < snap->store->chunk_size)
+			break;
+	list_add_tail(&snap->list, &l->list);
 
 	up_write(&_origins_lock);
 	return 0;
@@ -668,6 +673,11 @@ static int snapshot_ctr(struct dm_target *ti, unsigned int argc, char **argv)
 	bio_list_init(&s->queued_bios);
 	INIT_WORK(&s->queued_bios_work, flush_queued_bios);
 
+	if (!s->store->chunk_size) {
+		ti->error = "Chunk size not set";
+		goto bad_load_and_register;
+	}
+
 	/* Add snapshot to the list of snapshots for this origin */
 	/* Exceptions aren't triggered till snapshot_resume() is called */
 	if (register_snapshot(s)) {
@@ -951,7 +961,7 @@ static void start_copy(struct dm_snap_pending_exception *pe)
 
 	src.bdev = bdev;
 	src.sector = chunk_to_sector(s->store, pe->e.old_chunk);
-	src.count = min(s->store->chunk_size, dev_size - src.sector);
+	src.count = min((sector_t)s->store->chunk_size, dev_size - src.sector);
 
 	dest.bdev = s->store->cow->bdev;
 	dest.sector = chunk_to_sector(s->store, pe->e.new_chunk);
@@ -1142,6 +1152,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
 	unsigned sz = 0;
 	struct dm_snapshot *snap = ti->private;
 
+	down_write(&snap->lock);
+
 	switch (type) {
 	case STATUSTYPE_INFO:
 		if (!snap->valid)
@@ -1173,6 +1185,8 @@ static int snapshot_status(struct dm_target *ti, status_type_t type,
 		break;
 	}
 
+	up_write(&snap->lock);
+
 	return 0;
 }
 
@@ -1388,7 +1402,7 @@ static void origin_resume(struct dm_target *ti)
 	struct dm_dev *dev = ti->private;
 	struct dm_snapshot *snap;
 	struct origin *o;
-	chunk_t chunk_size = 0;
+	unsigned chunk_size = 0;
 
 	down_read(&_origins_lock);
 	o = __lookup_origin(dev->bdev);
@@ -1465,7 +1479,7 @@ static int __init dm_snapshot_init(void)
 	r = dm_register_target(&snapshot_target);
 	if (r) {
 		DMERR("snapshot target register failed %d", r);
-		return r;
+		goto bad_register_snapshot_target;
 	}
 
 	r = dm_register_target(&origin_target);
@@ -1522,6 +1536,9 @@ bad2:
 	dm_unregister_target(&origin_target);
 bad1:
 	dm_unregister_target(&snapshot_target);
+
+bad_register_snapshot_target:
+	dm_exception_store_exit();
 	return r;
 }
 
diff --git a/drivers/md/dm.c b/drivers/md/dm.c
index eee28fac210c..724efc63904d 100644
--- a/drivers/md/dm.c
+++ b/drivers/md/dm.c
@@ -47,6 +47,7 @@ struct dm_io {
 	atomic_t io_count;
 	struct bio *bio;
 	unsigned long start_time;
+	spinlock_t endio_lock;
 };
 
 /*
@@ -578,8 +579,12 @@ static void dec_pending(struct dm_io *io, int error)
 	struct mapped_device *md = io->md;
 
 	/* Push-back supersedes any I/O errors */
-	if (error && !(io->error > 0 && __noflush_suspending(md)))
-		io->error = error;
+	if (unlikely(error)) {
+		spin_lock_irqsave(&io->endio_lock, flags);
+		if (!(io->error > 0 && __noflush_suspending(md)))
+			io->error = error;
+		spin_unlock_irqrestore(&io->endio_lock, flags);
+	}
 
 	if (atomic_dec_and_test(&io->io_count)) {
 		if (io->error == DM_ENDIO_REQUEUE) {
@@ -1226,6 +1231,7 @@ static void __split_and_process_bio(struct mapped_device *md, struct bio *bio)
 	atomic_set(&ci.io->io_count, 1);
 	ci.io->bio = bio;
 	ci.io->md = md;
+	spin_lock_init(&ci.io->endio_lock);
 	ci.sector = bio->bi_sector;
 	ci.sector_count = bio_sectors(bio);
 	if (unlikely(bio_empty_barrier(bio)))
@@ -1716,7 +1722,7 @@ out:
 	return r;
 }
 
-static struct block_device_operations dm_blk_dops;
+static const struct block_device_operations dm_blk_dops;
 
 static void dm_wq_work(struct work_struct *work);
 
@@ -1822,6 +1828,7 @@ static struct mapped_device *alloc_dev(int minor)
 bad_bdev:
 	destroy_workqueue(md->wq);
 bad_thread:
+	del_gendisk(md->disk);
 	put_disk(md->disk);
 bad_disk:
 	blk_cleanup_queue(md->queue);
@@ -2663,7 +2670,7 @@ void dm_free_md_mempools(struct dm_md_mempools *pools)
 	kfree(pools);
 }
 
-static struct block_device_operations dm_blk_dops = {
+static const struct block_device_operations dm_blk_dops = {
 	.open = dm_blk_open,
 	.release = dm_blk_close,
 	.ioctl = dm_blk_ioctl,
diff --git a/drivers/md/linear.c b/drivers/md/linear.c
index ea4842905444..1ceceb334d5e 100644
--- a/drivers/md/linear.c
+++ b/drivers/md/linear.c
@@ -108,6 +108,9 @@ static int linear_congested(void *data, int bits)
 	linear_conf_t *conf;
 	int i, ret = 0;
 
+	if (mddev_congested(mddev, bits))
+		return 1;
+
 	rcu_read_lock();
 	conf = rcu_dereference(mddev->private);
 
diff --git a/drivers/md/md.c b/drivers/md/md.c
index 9dd872000cec..b182f86a19dd 100644
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -138,7 +138,7 @@ static ctl_table raid_root_table[] = {
 	{ .ctl_name = 0 }
 };
 
-static struct block_device_operations md_fops;
+static const struct block_device_operations md_fops;
 
 static int start_readonly;
 
@@ -262,6 +262,12 @@ static void mddev_resume(mddev_t *mddev)
 	mddev->pers->quiesce(mddev, 0);
 }
 
+int mddev_congested(mddev_t *mddev, int bits)
+{
+	return mddev->suspended;
+}
+EXPORT_SYMBOL(mddev_congested);
+
 
 static inline mddev_t *mddev_get(mddev_t *mddev)
 {
@@ -938,6 +944,14 @@ static int super_90_validate(mddev_t *mddev, mdk_rdev_t *rdev)
 			    desc->raid_disk < mddev->raid_disks */) {
 			set_bit(In_sync, &rdev->flags);
 			rdev->raid_disk = desc->raid_disk;
+		} else if (desc->state & (1<<MD_DISK_ACTIVE)) {
+			/* active but not in sync implies recovery up to
+			 * reshape position.  We don't know exactly where
+			 * that is, so set to zero for now */
+			if (mddev->minor_version >= 91) {
+				rdev->recovery_offset = 0;
+				rdev->raid_disk = desc->raid_disk;
+			}
 		}
 		if (desc->state & (1<<MD_DISK_WRITEMOSTLY))
 			set_bit(WriteMostly, &rdev->flags);
@@ -1026,8 +1040,19 @@ static void super_90_sync(mddev_t *mddev, mdk_rdev_t *rdev)
 	list_for_each_entry(rdev2, &mddev->disks, same_set) {
 		mdp_disk_t *d;
 		int desc_nr;
-		if (rdev2->raid_disk >= 0 && test_bit(In_sync, &rdev2->flags)
-		    && !test_bit(Faulty, &rdev2->flags))
+		int is_active = test_bit(In_sync, &rdev2->flags);
+
+		if (rdev2->raid_disk >= 0 &&
+		    sb->minor_version >= 91)
+			/* we have nowhere to store the recovery_offset,
+			 * but if it is not below the reshape_position,
+			 * we can piggy-back on that.
+			 */
+			is_active = 1;
+		if (rdev2->raid_disk < 0 ||
+		    test_bit(Faulty, &rdev2->flags))
+			is_active = 0;
+		if (is_active)
 			desc_nr = rdev2->raid_disk;
 		else
 			desc_nr = next_spare++;
@@ -1037,16 +1062,16 @@ static void super_90_sync(mddev_t *mddev, mdk_rdev_t *rdev)
 		d->number = rdev2->desc_nr;
 		d->major = MAJOR(rdev2->bdev->bd_dev);
 		d->minor = MINOR(rdev2->bdev->bd_dev);
-		if (rdev2->raid_disk >= 0 && test_bit(In_sync, &rdev2->flags)
-		    && !test_bit(Faulty, &rdev2->flags))
+		if (is_active)
 			d->raid_disk = rdev2->raid_disk;
 		else
 			d->raid_disk = rdev2->desc_nr; /* compatibility */
 		if (test_bit(Faulty, &rdev2->flags))
 			d->state = (1<<MD_DISK_FAULTY);
-		else if (test_bit(In_sync, &rdev2->flags)) {
+		else if (is_active) {
 			d->state = (1<<MD_DISK_ACTIVE);
-			d->state |= (1<<MD_DISK_SYNC);
+			if (test_bit(In_sync, &rdev2->flags))
+				d->state |= (1<<MD_DISK_SYNC);
 			active++;
 			working++;
 		} else {
@@ -1376,8 +1401,6 @@ static void super_1_sync(mddev_t *mddev, mdk_rdev_t *rdev)
 
 	if (rdev->raid_disk >= 0 &&
 	    !test_bit(In_sync, &rdev->flags)) {
-		if (mddev->curr_resync_completed > rdev->recovery_offset)
-			rdev->recovery_offset = mddev->curr_resync_completed;
 		if (rdev->recovery_offset > 0) {
 			sb->feature_map |=
 				cpu_to_le32(MD_FEATURE_RECOVERY_OFFSET);
@@ -1911,6 +1934,14 @@ static void sync_sbs(mddev_t * mddev, int nospares)
 	 */
 	mdk_rdev_t *rdev;
 
+	/* First make sure individual recovery_offsets are correct */
+	list_for_each_entry(rdev, &mddev->disks, same_set) {
+		if (rdev->raid_disk >= 0 &&
+		    !test_bit(In_sync, &rdev->flags) &&
+		    mddev->curr_resync_completed > rdev->recovery_offset)
+				rdev->recovery_offset = mddev->curr_resync_completed;
+
+	}	
 	list_for_each_entry(rdev, &mddev->disks, same_set) {
 		if (rdev->sb_events == mddev->events ||
 		    (nospares &&
@@ -2625,7 +2656,7 @@ static void analyze_sbs(mddev_t * mddev)
 			rdev->desc_nr = i++;
 			rdev->raid_disk = rdev->desc_nr;
 			set_bit(In_sync, &rdev->flags);
-		} else if (rdev->raid_disk >= mddev->raid_disks) {
+		} else if (rdev->raid_disk >= (mddev->raid_disks - min(0, mddev->delta_disks))) {
 			rdev->raid_disk = -1;
 			clear_bit(In_sync, &rdev->flags);
 		}
@@ -4218,7 +4249,7 @@ static int do_md_run(mddev_t * mddev)
 			set_bit(MD_RECOVERY_RUNNING, &mddev->recovery);
 			mddev->sync_thread = md_register_thread(md_do_sync,
 								mddev,
-								"%s_resync");
+								"resync");
 			if (!mddev->sync_thread) {
 				printk(KERN_ERR "%s: could not start resync"
 				       " thread...\n",
@@ -4575,10 +4606,10 @@ static int get_version(void __user * arg)
 static int get_array_info(mddev_t * mddev, void __user * arg)
 {
 	mdu_array_info_t info;
-	int nr,working,active,failed,spare;
+	int nr,working,insync,failed,spare;
 	mdk_rdev_t *rdev;
 
-	nr=working=active=failed=spare=0;
+	nr=working=insync=failed=spare=0;
 	list_for_each_entry(rdev, &mddev->disks, same_set) {
 		nr++;
 		if (test_bit(Faulty, &rdev->flags))
@@ -4586,7 +4617,7 @@ static int get_array_info(mddev_t * mddev, void __user * arg)
 		else {
 			working++;
 			if (test_bit(In_sync, &rdev->flags))
-				active++;	
+				insync++;	
 			else
 				spare++;
 		}
@@ -4611,7 +4642,7 @@ static int get_array_info(mddev_t * mddev, void __user * arg)
 		info.state = (1<<MD_SB_CLEAN);
 	if (mddev->bitmap && mddev->bitmap_offset)
 		info.state = (1<<MD_SB_BITMAP_PRESENT);
-	info.active_disks  = active;
+	info.active_disks  = insync;
 	info.working_disks = working;
 	info.failed_disks  = failed;
 	info.spare_disks   = spare;
@@ -4721,7 +4752,7 @@ static int add_new_disk(mddev_t * mddev, mdu_disk_info_t *info)
 		if (!list_empty(&mddev->disks)) {
 			mdk_rdev_t *rdev0 = list_entry(mddev->disks.next,
 							mdk_rdev_t, same_set);
-			int err = super_types[mddev->major_version]
+			err = super_types[mddev->major_version]
 				.load_super(rdev, rdev0, mddev->minor_version);
 			if (err < 0) {
 				printk(KERN_WARNING 
@@ -5556,7 +5587,7 @@ static int md_revalidate(struct gendisk *disk)
 	mddev->changed = 0;
 	return 0;
 }
-static struct block_device_operations md_fops =
+static const struct block_device_operations md_fops =
 {
 	.owner		= THIS_MODULE,
 	.open		= md_open,
@@ -5631,7 +5662,10 @@ mdk_thread_t *md_register_thread(void (*run) (mddev_t *), mddev_t *mddev,
 	thread->run = run;
 	thread->mddev = mddev;
 	thread->timeout = MAX_SCHEDULE_TIMEOUT;
-	thread->tsk = kthread_run(md_thread, thread, name, mdname(thread->mddev));
+	thread->tsk = kthread_run(md_thread, thread,
+				  "%s_%s",
+				  mdname(thread->mddev),
+				  name ?: mddev->pers->name);
 	if (IS_ERR(thread->tsk)) {
 		kfree(thread);
 		return NULL;
@@ -6495,8 +6529,9 @@ void md_do_sync(mddev_t *mddev)
  skip:
 	mddev->curr_resync = 0;
 	mddev->curr_resync_completed = 0;
-	mddev->resync_min = 0;
-	mddev->resync_max = MaxSector;
+	if (!test_bit(MD_RECOVERY_INTR, &mddev->recovery))
+		/* We completed so max setting can be forgotten. */
+		mddev->resync_max = MaxSector;
 	sysfs_notify(&mddev->kobj, NULL, "sync_completed");
 	wake_up(&resync_wait);
 	set_bit(MD_RECOVERY_DONE, &mddev->recovery);
@@ -6745,7 +6780,7 @@ void md_check_recovery(mddev_t *mddev)
 			}
 			mddev->sync_thread = md_register_thread(md_do_sync,
 								mddev,
-								"%s_resync");
+								"resync");
 			if (!mddev->sync_thread) {
 				printk(KERN_ERR "%s: could not start resync"
 					" thread...\n", 
diff --git a/drivers/md/md.h b/drivers/md/md.h
index f8fc188bc762..f184b69ef337 100644
--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -201,7 +201,7 @@ struct mddev_s
 	 * INTR:     resync needs to be aborted for some reason
 	 * DONE:     thread is done and is waiting to be reaped
 	 * REQUEST:  user-space has requested a sync (used with SYNC)
-	 * CHECK:    user-space request for for check-only, no repair
+	 * CHECK:    user-space request for check-only, no repair
 	 * RESHAPE:  A reshape is happening
 	 *
 	 * If neither SYNC or RESHAPE are set, then it is a recovery.
@@ -430,6 +430,7 @@ extern void md_write_end(mddev_t *mddev);
 extern void md_done_sync(mddev_t *mddev, int blocks, int ok);
 extern void md_error(mddev_t *mddev, mdk_rdev_t *rdev);
 
+extern int mddev_congested(mddev_t *mddev, int bits);
 extern void md_super_write(mddev_t *mddev, mdk_rdev_t *rdev,
 			   sector_t sector, int size, struct page *page);
 extern void md_super_wait(mddev_t *mddev);
diff --git a/drivers/md/multipath.c b/drivers/md/multipath.c
index 89e76819f61f..ee7646f974a0 100644
--- a/drivers/md/multipath.c
+++ b/drivers/md/multipath.c
@@ -198,6 +198,9 @@ static int multipath_congested(void *data, int bits)
 	multipath_conf_t *conf = mddev->private;
 	int i, ret = 0;
 
+	if (mddev_congested(mddev, bits))
+		return 1;
+
 	rcu_read_lock();
 	for (i = 0; i < mddev->raid_disks ; i++) {
 		mdk_rdev_t *rdev = rcu_dereference(conf->multipaths[i].rdev);
@@ -493,7 +496,7 @@ static int multipath_run (mddev_t *mddev)
 	}
 	mddev->degraded = conf->raid_disks - conf->working_disks;
 
-	conf->pool = mempool_create_kzalloc_pool(NR_RESERVED_BUFS,
+	conf->pool = mempool_create_kmalloc_pool(NR_RESERVED_BUFS,
 						 sizeof(struct multipath_bh));
 	if (conf->pool == NULL) {
 		printk(KERN_ERR 
@@ -503,7 +506,7 @@ static int multipath_run (mddev_t *mddev)
 	}
 
 	{
-		mddev->thread = md_register_thread(multipathd, mddev, "%s_multipath");
+		mddev->thread = md_register_thread(multipathd, mddev, NULL);
 		if (!mddev->thread) {
 			printk(KERN_ERR "multipath: couldn't allocate thread"
 				" for %s\n", mdname(mddev));
diff --git a/drivers/md/raid0.c b/drivers/md/raid0.c
index f845ed98fec9..d3a4ce06015a 100644
--- a/drivers/md/raid0.c
+++ b/drivers/md/raid0.c
@@ -44,6 +44,9 @@ static int raid0_congested(void *data, int bits)
 	mdk_rdev_t **devlist = conf->devlist;
 	int i, ret = 0;
 
+	if (mddev_congested(mddev, bits))
+		return 1;
+
 	for (i = 0; i < mddev->raid_disks && !ret ; i++) {
 		struct request_queue *q = bdev_get_queue(devlist[i]->bdev);
 
@@ -86,7 +89,7 @@ static void dump_zones(mddev_t *mddev)
 
 static int create_strip_zones(mddev_t *mddev)
 {
-	int i, c, j, err;
+	int i, c, err;
 	sector_t curr_zone_end, sectors;
 	mdk_rdev_t *smallest, *rdev1, *rdev2, *rdev, **dev;
 	struct strip_zone *zone;
@@ -198,6 +201,8 @@ static int create_strip_zones(mddev_t *mddev)
 	/* now do the other zones */
 	for (i = 1; i < conf->nr_strip_zones; i++)
 	{
+		int j;
+
 		zone = conf->strip_zone + i;
 		dev = conf->devlist + i * mddev->raid_disks;
 
@@ -207,7 +212,6 @@ static int create_strip_zones(mddev_t *mddev)
 		c = 0;
 
 		for (j=0; j<cnt; j++) {
-			char b[BDEVNAME_SIZE];
 			rdev = conf->devlist[j];
 			printk(KERN_INFO "raid0: checking %s ...",
 				bdevname(rdev->bdev, b));
diff --git a/drivers/md/raid1.c b/drivers/md/raid1.c
index ff7ed3335995..a053423785c9 100644
--- a/drivers/md/raid1.c
+++ b/drivers/md/raid1.c
@@ -64,7 +64,7 @@ static void * r1bio_pool_alloc(gfp_t gfp_flags, void *data)
 
 	/* allocate a r1bio with room for raid_disks entries in the bios array */
 	r1_bio = kzalloc(size, gfp_flags);
-	if (!r1_bio)
+	if (!r1_bio && pi->mddev)
 		unplug_slaves(pi->mddev);
 
 	return r1_bio;
@@ -576,6 +576,9 @@ static int raid1_congested(void *data, int bits)
 	conf_t *conf = mddev->private;
 	int i, ret = 0;
 
+	if (mddev_congested(mddev, bits))
+		return 1;
+
 	rcu_read_lock();
 	for (i = 0; i < mddev->raid_disks; i++) {
 		mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
@@ -851,7 +854,7 @@ static int make_request(struct request_queue *q, struct bio * bio)
 		read_bio->bi_sector = r1_bio->sector + mirror->rdev->data_offset;
 		read_bio->bi_bdev = mirror->rdev->bdev;
 		read_bio->bi_end_io = raid1_end_read_request;
-		read_bio->bi_rw = READ | do_sync;
+		read_bio->bi_rw = READ | (do_sync << BIO_RW_SYNCIO);
 		read_bio->bi_private = r1_bio;
 
 		generic_make_request(read_bio);
@@ -943,7 +946,8 @@ static int make_request(struct request_queue *q, struct bio * bio)
 		mbio->bi_sector	= r1_bio->sector + conf->mirrors[i].rdev->data_offset;
 		mbio->bi_bdev = conf->mirrors[i].rdev->bdev;
 		mbio->bi_end_io	= raid1_end_write_request;
-		mbio->bi_rw = WRITE | do_barriers | do_sync;
+		mbio->bi_rw = WRITE | (do_barriers << BIO_RW_BARRIER) |
+			(do_sync << BIO_RW_SYNCIO);
 		mbio->bi_private = r1_bio;
 
 		if (behind_pages) {
@@ -1623,7 +1627,8 @@ static void raid1d(mddev_t *mddev)
 						conf->mirrors[i].rdev->data_offset;
 					bio->bi_bdev = conf->mirrors[i].rdev->bdev;
 					bio->bi_end_io = raid1_end_write_request;
-					bio->bi_rw = WRITE | do_sync;
+					bio->bi_rw = WRITE |
+						(do_sync << BIO_RW_SYNCIO);
 					bio->bi_private = r1_bio;
 					r1_bio->bios[i] = bio;
 					generic_make_request(bio);
@@ -1672,12 +1677,13 @@ static void raid1d(mddev_t *mddev)
 				bio->bi_sector = r1_bio->sector + rdev->data_offset;
 				bio->bi_bdev = rdev->bdev;
 				bio->bi_end_io = raid1_end_read_request;
-				bio->bi_rw = READ | do_sync;
+				bio->bi_rw = READ | (do_sync << BIO_RW_SYNCIO);
 				bio->bi_private = r1_bio;
 				unplug = 1;
 				generic_make_request(bio);
 			}
 		}
+		cond_resched();
 	}
 	if (unplug)
 		unplug_slaves(mddev);
@@ -1973,13 +1979,14 @@ static int run(mddev_t *mddev)
 	conf->poolinfo = kmalloc(sizeof(*conf->poolinfo), GFP_KERNEL);
 	if (!conf->poolinfo)
 		goto out_no_mem;
-	conf->poolinfo->mddev = mddev;
+	conf->poolinfo->mddev = NULL;
 	conf->poolinfo->raid_disks = mddev->raid_disks;
 	conf->r1bio_pool = mempool_create(NR_RAID1_BIOS, r1bio_pool_alloc,
 					  r1bio_pool_free,
 					  conf->poolinfo);
 	if (!conf->r1bio_pool)
 		goto out_no_mem;
+	conf->poolinfo->mddev = mddev;
 
 	spin_lock_init(&conf->device_lock);
 	mddev->queue->queue_lock = &conf->device_lock;
@@ -2047,7 +2054,7 @@ static int run(mddev_t *mddev)
 	conf->last_used = j;
 
 
-	mddev->thread = md_register_thread(raid1d, mddev, "%s_raid1");
+	mddev->thread = md_register_thread(raid1d, mddev, NULL);
 	if (!mddev->thread) {
 		printk(KERN_ERR
 		       "raid1: couldn't allocate thread for %s\n",
diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index d0a2152e064f..c2cb7b87b440 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -68,7 +68,7 @@ static void * r10bio_pool_alloc(gfp_t gfp_flags, void *data)
 
 	/* allocate a r10bio with room for raid_disks entries in the bios array */
 	r10_bio = kzalloc(size, gfp_flags);
-	if (!r10_bio)
+	if (!r10_bio && conf->mddev)
 		unplug_slaves(conf->mddev);
 
 	return r10_bio;
@@ -631,6 +631,8 @@ static int raid10_congested(void *data, int bits)
 	conf_t *conf = mddev->private;
 	int i, ret = 0;
 
+	if (mddev_congested(mddev, bits))
+		return 1;
 	rcu_read_lock();
 	for (i = 0; i < mddev->raid_disks && ret == 0; i++) {
 		mdk_rdev_t *rdev = rcu_dereference(conf->mirrors[i].rdev);
@@ -882,7 +884,7 @@ static int make_request(struct request_queue *q, struct bio * bio)
 			mirror->rdev->data_offset;
 		read_bio->bi_bdev = mirror->rdev->bdev;
 		read_bio->bi_end_io = raid10_end_read_request;
-		read_bio->bi_rw = READ | do_sync;
+		read_bio->bi_rw = READ | (do_sync << BIO_RW_SYNCIO);
 		read_bio->bi_private = r10_bio;
 
 		generic_make_request(read_bio);
@@ -950,7 +952,7 @@ static int make_request(struct request_queue *q, struct bio * bio)
 			conf->mirrors[d].rdev->data_offset;
 		mbio->bi_bdev = conf->mirrors[d].rdev->bdev;
 		mbio->bi_end_io	= raid10_end_write_request;
-		mbio->bi_rw = WRITE | do_sync;
+		mbio->bi_rw = WRITE | (do_sync << BIO_RW_SYNCIO);
 		mbio->bi_private = r10_bio;
 
 		atomic_inc(&r10_bio->remaining);
@@ -1623,13 +1625,14 @@ static void raid10d(mddev_t *mddev)
 				bio->bi_sector = r10_bio->devs[r10_bio->read_slot].addr
 					+ rdev->data_offset;
 				bio->bi_bdev = rdev->bdev;
-				bio->bi_rw = READ | do_sync;
+				bio->bi_rw = READ | (do_sync << BIO_RW_SYNCIO);
 				bio->bi_private = r10_bio;
 				bio->bi_end_io = raid10_end_read_request;
 				unplug = 1;
 				generic_make_request(bio);
 			}
 		}
+		cond_resched();
 	}
 	if (unplug)
 		unplug_slaves(mddev);
@@ -1773,7 +1776,7 @@ static sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *skipped, i
 	max_sync = RESYNC_PAGES << (PAGE_SHIFT-9);
 	if (!test_bit(MD_RECOVERY_SYNC, &mddev->recovery)) {
 		/* recovery... the complicated one */
-		int i, j, k;
+		int j, k;
 		r10_bio = NULL;
 
 		for (i=0 ; i<conf->raid_disks; i++)
@@ -2093,7 +2096,6 @@ static int run(mddev_t *mddev)
 	if (!conf->tmppage)
 		goto out_free_conf;
 
-	conf->mddev = mddev;
 	conf->raid_disks = mddev->raid_disks;
 	conf->near_copies = nc;
 	conf->far_copies = fc;
@@ -2130,6 +2132,7 @@ static int run(mddev_t *mddev)
 		goto out_free_conf;
 	}
 
+	conf->mddev = mddev;
 	spin_lock_init(&conf->device_lock);
 	mddev->queue->queue_lock = &conf->device_lock;
 
@@ -2188,7 +2191,7 @@ static int run(mddev_t *mddev)
 	}
 
 
-	mddev->thread = md_register_thread(raid10d, mddev, "%s_raid10");
+	mddev->thread = md_register_thread(raid10d, mddev, NULL);
 	if (!mddev->thread) {
 		printk(KERN_ERR
 		       "raid10: couldn't allocate thread for %s\n",
diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 826eb3467357..d29215d966da 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -47,7 +47,9 @@
 #include <linux/kthread.h>
 #include <linux/raid/pq.h>
 #include <linux/async_tx.h>
+#include <linux/async.h>
 #include <linux/seq_file.h>
+#include <linux/cpu.h>
 #include "md.h"
 #include "raid5.h"
 #include "bitmap.h"
@@ -154,13 +156,16 @@ static inline int raid6_next_disk(int disk, int raid_disks)
 static int raid6_idx_to_slot(int idx, struct stripe_head *sh,
 			     int *count, int syndrome_disks)
 {
-	int slot;
+	int slot = *count;
 
+	if (sh->ddf_layout)
+		(*count)++;
 	if (idx == sh->pd_idx)
 		return syndrome_disks;
 	if (idx == sh->qd_idx)
 		return syndrome_disks + 1;
-	slot = (*count)++;
+	if (!sh->ddf_layout)
+		(*count)++;
 	return slot;
 }
 
@@ -499,11 +504,18 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
 	struct page *bio_page;
 	int i;
 	int page_offset;
+	struct async_submit_ctl submit;
+	enum async_tx_flags flags = 0;
 
 	if (bio->bi_sector >= sector)
 		page_offset = (signed)(bio->bi_sector - sector) * 512;
 	else
 		page_offset = (signed)(sector - bio->bi_sector) * -512;
+
+	if (frombio)
+		flags |= ASYNC_TX_FENCE;
+	init_async_submit(&submit, flags, tx, NULL, NULL, NULL);
+
 	bio_for_each_segment(bvl, bio, i) {
 		int len = bio_iovec_idx(bio, i)->bv_len;
 		int clen;
@@ -525,15 +537,14 @@ async_copy_data(int frombio, struct bio *bio, struct page *page,
 			bio_page = bio_iovec_idx(bio, i)->bv_page;
 			if (frombio)
 				tx = async_memcpy(page, bio_page, page_offset,
-					b_offset, clen,
-					ASYNC_TX_DEP_ACK,
-					tx, NULL, NULL);
+						  b_offset, clen, &submit);
 			else
 				tx = async_memcpy(bio_page, page, b_offset,
-					page_offset, clen,
-					ASYNC_TX_DEP_ACK,
-					tx, NULL, NULL);
+						  page_offset, clen, &submit);
 		}
+		/* chain the operations */
+		submit.depend_tx = tx;
+
 		if (clen < len) /* hit end of page */
 			break;
 		page_offset +=  len;
@@ -592,6 +603,7 @@ static void ops_run_biofill(struct stripe_head *sh)
 {
 	struct dma_async_tx_descriptor *tx = NULL;
 	raid5_conf_t *conf = sh->raid_conf;
+	struct async_submit_ctl submit;
 	int i;
 
 	pr_debug("%s: stripe %llu\n", __func__,
@@ -615,22 +627,34 @@ static void ops_run_biofill(struct stripe_head *sh)
 	}
 
 	atomic_inc(&sh->count);
-	async_trigger_callback(ASYNC_TX_DEP_ACK | ASYNC_TX_ACK, tx,
-		ops_complete_biofill, sh);
+	init_async_submit(&submit, ASYNC_TX_ACK, tx, ops_complete_biofill, sh, NULL);
+	async_trigger_callback(&submit);
 }
 
-static void ops_complete_compute5(void *stripe_head_ref)
+static void mark_target_uptodate(struct stripe_head *sh, int target)
 {
-	struct stripe_head *sh = stripe_head_ref;
-	int target = sh->ops.target;
-	struct r5dev *tgt = &sh->dev[target];
+	struct r5dev *tgt;
 
-	pr_debug("%s: stripe %llu\n", __func__,
-		(unsigned long long)sh->sector);
+	if (target < 0)
+		return;
 
+	tgt = &sh->dev[target];
 	set_bit(R5_UPTODATE, &tgt->flags);
 	BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags));
 	clear_bit(R5_Wantcompute, &tgt->flags);
+}
+
+static void ops_complete_compute(void *stripe_head_ref)
+{
+	struct stripe_head *sh = stripe_head_ref;
+
+	pr_debug("%s: stripe %llu\n", __func__,
+		(unsigned long long)sh->sector);
+
+	/* mark the computed target(s) as uptodate */
+	mark_target_uptodate(sh, sh->ops.target);
+	mark_target_uptodate(sh, sh->ops.target2);
+
 	clear_bit(STRIPE_COMPUTE_RUN, &sh->state);
 	if (sh->check_state == check_state_compute_run)
 		sh->check_state = check_state_compute_result;
@@ -638,16 +662,24 @@ static void ops_complete_compute5(void *stripe_head_ref)
 	release_stripe(sh);
 }
 
-static struct dma_async_tx_descriptor *ops_run_compute5(struct stripe_head *sh)
+/* return a pointer to the address conversion region of the scribble buffer */
+static addr_conv_t *to_addr_conv(struct stripe_head *sh,
+				 struct raid5_percpu *percpu)
+{
+	return percpu->scribble + sizeof(struct page *) * (sh->disks + 2);
+}
+
+static struct dma_async_tx_descriptor *
+ops_run_compute5(struct stripe_head *sh, struct raid5_percpu *percpu)
 {
-	/* kernel stack size limits the total number of disks */
 	int disks = sh->disks;
-	struct page *xor_srcs[disks];
+	struct page **xor_srcs = percpu->scribble;
 	int target = sh->ops.target;
 	struct r5dev *tgt = &sh->dev[target];
 	struct page *xor_dest = tgt->page;
 	int count = 0;
 	struct dma_async_tx_descriptor *tx;
+	struct async_submit_ctl submit;
 	int i;
 
 	pr_debug("%s: stripe %llu block: %d\n",
@@ -660,17 +692,213 @@ static struct dma_async_tx_descriptor *ops_run_compute5(struct stripe_head *sh)
 
 	atomic_inc(&sh->count);
 
+	init_async_submit(&submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_ZERO_DST, NULL,
+			  ops_complete_compute, sh, to_addr_conv(sh, percpu));
 	if (unlikely(count == 1))
-		tx = async_memcpy(xor_dest, xor_srcs[0], 0, 0, STRIPE_SIZE,
-			0, NULL, ops_complete_compute5, sh);
+		tx = async_memcpy(xor_dest, xor_srcs[0], 0, 0, STRIPE_SIZE, &submit);
+	else
+		tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE, &submit);
+
+	return tx;
+}
+
+/* set_syndrome_sources - populate source buffers for gen_syndrome
+ * @srcs - (struct page *) array of size sh->disks
+ * @sh - stripe_head to parse
+ *
+ * Populates srcs in proper layout order for the stripe and returns the
+ * 'count' of sources to be used in a call to async_gen_syndrome.  The P
+ * destination buffer is recorded in srcs[count] and the Q destination
+ * is recorded in srcs[count+1]].
+ */
+static int set_syndrome_sources(struct page **srcs, struct stripe_head *sh)
+{
+	int disks = sh->disks;
+	int syndrome_disks = sh->ddf_layout ? disks : (disks - 2);
+	int d0_idx = raid6_d0(sh);
+	int count;
+	int i;
+
+	for (i = 0; i < disks; i++)
+		srcs[i] = NULL;
+
+	count = 0;
+	i = d0_idx;
+	do {
+		int slot = raid6_idx_to_slot(i, sh, &count, syndrome_disks);
+
+		srcs[slot] = sh->dev[i].page;
+		i = raid6_next_disk(i, disks);
+	} while (i != d0_idx);
+
+	return syndrome_disks;
+}
+
+static struct dma_async_tx_descriptor *
+ops_run_compute6_1(struct stripe_head *sh, struct raid5_percpu *percpu)
+{
+	int disks = sh->disks;
+	struct page **blocks = percpu->scribble;
+	int target;
+	int qd_idx = sh->qd_idx;
+	struct dma_async_tx_descriptor *tx;
+	struct async_submit_ctl submit;
+	struct r5dev *tgt;
+	struct page *dest;
+	int i;
+	int count;
+
+	if (sh->ops.target < 0)
+		target = sh->ops.target2;
+	else if (sh->ops.target2 < 0)
+		target = sh->ops.target;
 	else
-		tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE,
-			ASYNC_TX_XOR_ZERO_DST, NULL,
-			ops_complete_compute5, sh);
+		/* we should only have one valid target */
+		BUG();
+	BUG_ON(target < 0);
+	pr_debug("%s: stripe %llu block: %d\n",
+		__func__, (unsigned long long)sh->sector, target);
+
+	tgt = &sh->dev[target];
+	BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags));
+	dest = tgt->page;
+
+	atomic_inc(&sh->count);
+
+	if (target == qd_idx) {
+		count = set_syndrome_sources(blocks, sh);
+		blocks[count] = NULL; /* regenerating p is not necessary */
+		BUG_ON(blocks[count+1] != dest); /* q should already be set */
+		init_async_submit(&submit, ASYNC_TX_FENCE, NULL,
+				  ops_complete_compute, sh,
+				  to_addr_conv(sh, percpu));
+		tx = async_gen_syndrome(blocks, 0, count+2, STRIPE_SIZE, &submit);
+	} else {
+		/* Compute any data- or p-drive using XOR */
+		count = 0;
+		for (i = disks; i-- ; ) {
+			if (i == target || i == qd_idx)
+				continue;
+			blocks[count++] = sh->dev[i].page;
+		}
+
+		init_async_submit(&submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_ZERO_DST,
+				  NULL, ops_complete_compute, sh,
+				  to_addr_conv(sh, percpu));
+		tx = async_xor(dest, blocks, 0, count, STRIPE_SIZE, &submit);
+	}
 
 	return tx;
 }
 
+static struct dma_async_tx_descriptor *
+ops_run_compute6_2(struct stripe_head *sh, struct raid5_percpu *percpu)
+{
+	int i, count, disks = sh->disks;
+	int syndrome_disks = sh->ddf_layout ? disks : disks-2;
+	int d0_idx = raid6_d0(sh);
+	int faila = -1, failb = -1;
+	int target = sh->ops.target;
+	int target2 = sh->ops.target2;
+	struct r5dev *tgt = &sh->dev[target];
+	struct r5dev *tgt2 = &sh->dev[target2];
+	struct dma_async_tx_descriptor *tx;
+	struct page **blocks = percpu->scribble;
+	struct async_submit_ctl submit;
+
+	pr_debug("%s: stripe %llu block1: %d block2: %d\n",
+		 __func__, (unsigned long long)sh->sector, target, target2);
+	BUG_ON(target < 0 || target2 < 0);
+	BUG_ON(!test_bit(R5_Wantcompute, &tgt->flags));
+	BUG_ON(!test_bit(R5_Wantcompute, &tgt2->flags));
+
+	/* we need to open-code set_syndrome_sources to handle the
+	 * slot number conversion for 'faila' and 'failb'
+	 */
+	for (i = 0; i < disks ; i++)
+		blocks[i] = NULL;
+	count = 0;
+	i = d0_idx;
+	do {
+		int slot = raid6_idx_to_slot(i, sh, &count, syndrome_disks);
+
+		blocks[slot] = sh->dev[i].page;
+
+		if (i == target)
+			faila = slot;
+		if (i == target2)
+			failb = slot;
+		i = raid6_next_disk(i, disks);
+	} while (i != d0_idx);
+
+	BUG_ON(faila == failb);
+	if (failb < faila)
+		swap(faila, failb);
+	pr_debug("%s: stripe: %llu faila: %d failb: %d\n",
+		 __func__, (unsigned long long)sh->sector, faila, failb);
+
+	atomic_inc(&sh->count);
+
+	if (failb == syndrome_disks+1) {
+		/* Q disk is one of the missing disks */
+		if (faila == syndrome_disks) {
+			/* Missing P+Q, just recompute */
+			init_async_submit(&submit, ASYNC_TX_FENCE, NULL,
+					  ops_complete_compute, sh,
+					  to_addr_conv(sh, percpu));
+			return async_gen_syndrome(blocks, 0, syndrome_disks+2,
+						  STRIPE_SIZE, &submit);
+		} else {
+			struct page *dest;
+			int data_target;
+			int qd_idx = sh->qd_idx;
+
+			/* Missing D+Q: recompute D from P, then recompute Q */
+			if (target == qd_idx)
+				data_target = target2;
+			else
+				data_target = target;
+
+			count = 0;
+			for (i = disks; i-- ; ) {
+				if (i == data_target || i == qd_idx)
+					continue;
+				blocks[count++] = sh->dev[i].page;
+			}
+			dest = sh->dev[data_target].page;
+			init_async_submit(&submit,
+					  ASYNC_TX_FENCE|ASYNC_TX_XOR_ZERO_DST,
+					  NULL, NULL, NULL,
+					  to_addr_conv(sh, percpu));
+			tx = async_xor(dest, blocks, 0, count, STRIPE_SIZE,
+				       &submit);
+
+			count = set_syndrome_sources(blocks, sh);
+			init_async_submit(&submit, ASYNC_TX_FENCE, tx,
+					  ops_complete_compute, sh,
+					  to_addr_conv(sh, percpu));
+			return async_gen_syndrome(blocks, 0, count+2,
+						  STRIPE_SIZE, &submit);
+		}
+	} else {
+		init_async_submit(&submit, ASYNC_TX_FENCE, NULL,
+				  ops_complete_compute, sh,
+				  to_addr_conv(sh, percpu));
+		if (failb == syndrome_disks) {
+			/* We're missing D+P. */
+			return async_raid6_datap_recov(syndrome_disks+2,
+						       STRIPE_SIZE, faila,
+						       blocks, &submit);
+		} else {
+			/* We're missing D+D. */
+			return async_raid6_2data_recov(syndrome_disks+2,
+						       STRIPE_SIZE, faila, failb,
+						       blocks, &submit);
+		}
+	}
+}
+
+
 static void ops_complete_prexor(void *stripe_head_ref)
 {
 	struct stripe_head *sh = stripe_head_ref;
@@ -680,12 +908,13 @@ static void ops_complete_prexor(void *stripe_head_ref)
 }
 
 static struct dma_async_tx_descriptor *
-ops_run_prexor(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
+ops_run_prexor(struct stripe_head *sh, struct raid5_percpu *percpu,
+	       struct dma_async_tx_descriptor *tx)
 {
-	/* kernel stack size limits the total number of disks */
 	int disks = sh->disks;
-	struct page *xor_srcs[disks];
+	struct page **xor_srcs = percpu->scribble;
 	int count = 0, pd_idx = sh->pd_idx, i;
+	struct async_submit_ctl submit;
 
 	/* existing parity data subtracted */
 	struct page *xor_dest = xor_srcs[count++] = sh->dev[pd_idx].page;
@@ -700,9 +929,9 @@ ops_run_prexor(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
 			xor_srcs[count++] = dev->page;
 	}
 
-	tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE,
-		ASYNC_TX_DEP_ACK | ASYNC_TX_XOR_DROP_DST, tx,
-		ops_complete_prexor, sh);
+	init_async_submit(&submit, ASYNC_TX_FENCE|ASYNC_TX_XOR_DROP_DST, tx,
+			  ops_complete_prexor, sh, to_addr_conv(sh, percpu));
+	tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE, &submit);
 
 	return tx;
 }
@@ -742,17 +971,21 @@ ops_run_biodrain(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
 	return tx;
 }
 
-static void ops_complete_postxor(void *stripe_head_ref)
+static void ops_complete_reconstruct(void *stripe_head_ref)
 {
 	struct stripe_head *sh = stripe_head_ref;
-	int disks = sh->disks, i, pd_idx = sh->pd_idx;
+	int disks = sh->disks;
+	int pd_idx = sh->pd_idx;
+	int qd_idx = sh->qd_idx;
+	int i;
 
 	pr_debug("%s: stripe %llu\n", __func__,
 		(unsigned long long)sh->sector);
 
 	for (i = disks; i--; ) {
 		struct r5dev *dev = &sh->dev[i];
-		if (dev->written || i == pd_idx)
+
+		if (dev->written || i == pd_idx || i == qd_idx)
 			set_bit(R5_UPTODATE, &dev->flags);
 	}
 
@@ -770,12 +1003,12 @@ static void ops_complete_postxor(void *stripe_head_ref)
 }
 
 static void
-ops_run_postxor(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
+ops_run_reconstruct5(struct stripe_head *sh, struct raid5_percpu *percpu,
+		     struct dma_async_tx_descriptor *tx)
 {
-	/* kernel stack size limits the total number of disks */
 	int disks = sh->disks;
-	struct page *xor_srcs[disks];
-
+	struct page **xor_srcs = percpu->scribble;
+	struct async_submit_ctl submit;
 	int count = 0, pd_idx = sh->pd_idx, i;
 	struct page *xor_dest;
 	int prexor = 0;
@@ -809,18 +1042,36 @@ ops_run_postxor(struct stripe_head *sh, struct dma_async_tx_descriptor *tx)
 	 * set ASYNC_TX_XOR_DROP_DST and ASYNC_TX_XOR_ZERO_DST
 	 * for the synchronous xor case
 	 */
-	flags = ASYNC_TX_DEP_ACK | ASYNC_TX_ACK |
+	flags = ASYNC_TX_ACK |
 		(prexor ? ASYNC_TX_XOR_DROP_DST : ASYNC_TX_XOR_ZERO_DST);
 
 	atomic_inc(&sh->count);
 
-	if (unlikely(count == 1)) {
-		flags &= ~(ASYNC_TX_XOR_DROP_DST | ASYNC_TX_XOR_ZERO_DST);
-		tx = async_memcpy(xor_dest, xor_srcs[0], 0, 0, STRIPE_SIZE,
-			flags, tx, ops_complete_postxor, sh);
-	} else
-		tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE,
-			flags, tx, ops_complete_postxor, sh);
+	init_async_submit(&submit, flags, tx, ops_complete_reconstruct, sh,
+			  to_addr_conv(sh, percpu));
+	if (unlikely(count == 1))
+		tx = async_memcpy(xor_dest, xor_srcs[0], 0, 0, STRIPE_SIZE, &submit);
+	else
+		tx = async_xor(xor_dest, xor_srcs, 0, count, STRIPE_SIZE, &submit);
+}
+
+static void
+ops_run_reconstruct6(struct stripe_head *sh, struct raid5_percpu *percpu,
+		     struct dma_async_tx_descriptor *tx)
+{
+	struct async_submit_ctl submit;
+	struct page **blocks = percpu->scribble;
+	int count;
+
+	pr_debug("%s: stripe %llu\n", __func__, (unsigned long long)sh->sector);
+
+	count = set_syndrome_sources(blocks, sh);
+
+	atomic_inc(&sh->count);
+
+	init_async_submit(&submit, ASYNC_TX_ACK, tx, ops_complete_reconstruct,
+			  sh, to_addr_conv(sh, percpu));
+	async_gen_syndrome(blocks, 0, count+2, STRIPE_SIZE,  &submit);
 }
 
 static void ops_complete_check(void *stripe_head_ref)
@@ -835,63 +1086,115 @@ static void ops_complete_check(void *stripe_head_ref)
 	release_stripe(sh);
 }
 
-static void ops_run_check(struct stripe_head *sh)
+static void ops_run_check_p(struct stripe_head *sh, struct raid5_percpu *percpu)
 {
-	/* kernel stack size limits the total number of disks */
 	int disks = sh->disks;
-	struct page *xor_srcs[disks];
+	int pd_idx = sh->pd_idx;
+	int qd_idx = sh->qd_idx;
+	struct page *xor_dest;
+	struct page **xor_srcs = percpu->scribble;
 	struct dma_async_tx_descriptor *tx;
-
-	int count = 0, pd_idx = sh->pd_idx, i;
-	struct page *xor_dest = xor_srcs[count++] = sh->dev[pd_idx].page;
+	struct async_submit_ctl submit;
+	int count;
+	int i;
 
 	pr_debug("%s: stripe %llu\n", __func__,
 		(unsigned long long)sh->sector);
 
+	count = 0;
+	xor_dest = sh->dev[pd_idx].page;
+	xor_srcs[count++] = xor_dest;
 	for (i = disks; i--; ) {
-		struct r5dev *dev = &sh->dev[i];
-		if (i != pd_idx)
-			xor_srcs[count++] = dev->page;
+		if (i == pd_idx || i == qd_idx)
+			continue;
+		xor_srcs[count++] = sh->dev[i].page;
 	}
 
-	tx = async_xor_zero_sum(xor_dest, xor_srcs, 0, count, STRIPE_SIZE,
-		&sh->ops.zero_sum_result, 0, NULL, NULL, NULL);
+	init_async_submit(&submit, 0, NULL, NULL, NULL,
+			  to_addr_conv(sh, percpu));
+	tx = async_xor_val(xor_dest, xor_srcs, 0, count, STRIPE_SIZE,
+			   &sh->ops.zero_sum_result, &submit);
 
 	atomic_inc(&sh->count);
-	tx = async_trigger_callback(ASYNC_TX_DEP_ACK | ASYNC_TX_ACK, tx,
-		ops_complete_check, sh);
+	init_async_submit(&submit, ASYNC_TX_ACK, tx, ops_complete_check, sh, NULL);
+	tx = async_trigger_callback(&submit);
 }
 
-static void raid5_run_ops(struct stripe_head *sh, unsigned long ops_request)
+static void ops_run_check_pq(struct stripe_head *sh, struct raid5_percpu *percpu, int checkp)
+{
+	struct page **srcs = percpu->scribble;
+	struct async_submit_ctl submit;
+	int count;
+
+	pr_debug("%s: stripe %llu checkp: %d\n", __func__,
+		(unsigned long long)sh->sector, checkp);
+
+	count = set_syndrome_sources(srcs, sh);
+	if (!checkp)
+		srcs[count] = NULL;
+
+	atomic_inc(&sh->count);
+	init_async_submit(&submit, ASYNC_TX_ACK, NULL, ops_complete_check,
+			  sh, to_addr_conv(sh, percpu));
+	async_syndrome_val(srcs, 0, count+2, STRIPE_SIZE,
+			   &sh->ops.zero_sum_result, percpu->spare_page, &submit);
+}
+
+static void __raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
 {
 	int overlap_clear = 0, i, disks = sh->disks;
 	struct dma_async_tx_descriptor *tx = NULL;
+	raid5_conf_t *conf = sh->raid_conf;
+	int level = conf->level;
+	struct raid5_percpu *percpu;
+	unsigned long cpu;
 
+	cpu = get_cpu();
+	percpu = per_cpu_ptr(conf->percpu, cpu);
 	if (test_bit(STRIPE_OP_BIOFILL, &ops_request)) {
 		ops_run_biofill(sh);
 		overlap_clear++;
 	}
 
 	if (test_bit(STRIPE_OP_COMPUTE_BLK, &ops_request)) {
-		tx = ops_run_compute5(sh);
-		/* terminate the chain if postxor is not set to be run */
-		if (tx && !test_bit(STRIPE_OP_POSTXOR, &ops_request))
+		if (level < 6)
+			tx = ops_run_compute5(sh, percpu);
+		else {
+			if (sh->ops.target2 < 0 || sh->ops.target < 0)
+				tx = ops_run_compute6_1(sh, percpu);
+			else
+				tx = ops_run_compute6_2(sh, percpu);
+		}
+		/* terminate the chain if reconstruct is not set to be run */
+		if (tx && !test_bit(STRIPE_OP_RECONSTRUCT, &ops_request))
 			async_tx_ack(tx);
 	}
 
 	if (test_bit(STRIPE_OP_PREXOR, &ops_request))
-		tx = ops_run_prexor(sh, tx);
+		tx = ops_run_prexor(sh, percpu, tx);
 
 	if (test_bit(STRIPE_OP_BIODRAIN, &ops_request)) {
 		tx = ops_run_biodrain(sh, tx);
 		overlap_clear++;
 	}
 
-	if (test_bit(STRIPE_OP_POSTXOR, &ops_request))
-		ops_run_postxor(sh, tx);
+	if (test_bit(STRIPE_OP_RECONSTRUCT, &ops_request)) {
+		if (level < 6)
+			ops_run_reconstruct5(sh, percpu, tx);
+		else
+			ops_run_reconstruct6(sh, percpu, tx);
+	}
 
-	if (test_bit(STRIPE_OP_CHECK, &ops_request))
-		ops_run_check(sh);
+	if (test_bit(STRIPE_OP_CHECK, &ops_request)) {
+		if (sh->check_state == check_state_run)
+			ops_run_check_p(sh, percpu);
+		else if (sh->check_state == check_state_run_q)
+			ops_run_check_pq(sh, percpu, 0);
+		else if (sh->check_state == check_state_run_pq)
+			ops_run_check_pq(sh, percpu, 1);
+		else
+			BUG();
+	}
 
 	if (overlap_clear)
 		for (i = disks; i--; ) {
@@ -899,24 +1202,58 @@ static void raid5_run_ops(struct stripe_head *sh, unsigned long ops_request)
 			if (test_and_clear_bit(R5_Overlap, &dev->flags))
 				wake_up(&sh->raid_conf->wait_for_overlap);
 		}
+	put_cpu();
+}
+
+#ifdef CONFIG_MULTICORE_RAID456
+static void async_run_ops(void *param, async_cookie_t cookie)
+{
+	struct stripe_head *sh = param;
+	unsigned long ops_request = sh->ops.request;
+
+	clear_bit_unlock(STRIPE_OPS_REQ_PENDING, &sh->state);
+	wake_up(&sh->ops.wait_for_ops);
+
+	__raid_run_ops(sh, ops_request);
+	release_stripe(sh);
 }
 
+static void raid_run_ops(struct stripe_head *sh, unsigned long ops_request)
+{
+	/* since handle_stripe can be called outside of raid5d context
+	 * we need to ensure sh->ops.request is de-staged before another
+	 * request arrives
+	 */
+	wait_event(sh->ops.wait_for_ops,
+		   !test_and_set_bit_lock(STRIPE_OPS_REQ_PENDING, &sh->state));
+	sh->ops.request = ops_request;
+
+	atomic_inc(&sh->count);
+	async_schedule(async_run_ops, sh);
+}
+#else
+#define raid_run_ops __raid_run_ops
+#endif
+
 static int grow_one_stripe(raid5_conf_t *conf)
 {
 	struct stripe_head *sh;
+	int disks = max(conf->raid_disks, conf->previous_raid_disks);
 	sh = kmem_cache_alloc(conf->slab_cache, GFP_KERNEL);
 	if (!sh)
 		return 0;
-	memset(sh, 0, sizeof(*sh) + (conf->raid_disks-1)*sizeof(struct r5dev));
+	memset(sh, 0, sizeof(*sh) + (disks-1)*sizeof(struct r5dev));
 	sh->raid_conf = conf;
 	spin_lock_init(&sh->lock);
+	#ifdef CONFIG_MULTICORE_RAID456
+	init_waitqueue_head(&sh->ops.wait_for_ops);
+	#endif
 
-	if (grow_buffers(sh, conf->raid_disks)) {
-		shrink_buffers(sh, conf->raid_disks);
+	if (grow_buffers(sh, disks)) {
+		shrink_buffers(sh, disks);
 		kmem_cache_free(conf->slab_cache, sh);
 		return 0;
 	}
-	sh->disks = conf->raid_disks;
 	/* we just created an active stripe so... */
 	atomic_set(&sh->count, 1);
 	atomic_inc(&conf->active_stripes);
@@ -928,7 +1265,7 @@ static int grow_one_stripe(raid5_conf_t *conf)
 static int grow_stripes(raid5_conf_t *conf, int num)
 {
 	struct kmem_cache *sc;
-	int devs = conf->raid_disks;
+	int devs = max(conf->raid_disks, conf->previous_raid_disks);
 
 	sprintf(conf->cache_name[0],
 		"raid%d-%s", conf->level, mdname(conf->mddev));
@@ -948,6 +1285,28 @@ static int grow_stripes(raid5_conf_t *conf, int num)
 	return 0;
 }
 
+/**
+ * scribble_len - return the required size of the scribble region
+ * @num - total number of disks in the array
+ *
+ * The size must be enough to contain:
+ * 1/ a struct page pointer for each device in the array +2
+ * 2/ room to convert each entry in (1) to its corresponding dma
+ *    (dma_map_page()) or page (page_address()) address.
+ *
+ * Note: the +2 is for the destination buffers of the ddf/raid6 case where we
+ * calculate over all devices (not just the data blocks), using zeros in place
+ * of the P and Q blocks.
+ */
+static size_t scribble_len(int num)
+{
+	size_t len;
+
+	len = sizeof(struct page *) * (num+2) + sizeof(addr_conv_t) * (num+2);
+
+	return len;
+}
+
 static int resize_stripes(raid5_conf_t *conf, int newsize)
 {
 	/* Make all the stripes able to hold 'newsize' devices.
@@ -976,6 +1335,7 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
 	struct stripe_head *osh, *nsh;
 	LIST_HEAD(newstripes);
 	struct disk_info *ndisks;
+	unsigned long cpu;
 	int err;
 	struct kmem_cache *sc;
 	int i;
@@ -1003,6 +1363,9 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
 
 		nsh->raid_conf = conf;
 		spin_lock_init(&nsh->lock);
+		#ifdef CONFIG_MULTICORE_RAID456
+		init_waitqueue_head(&nsh->ops.wait_for_ops);
+		#endif
 
 		list_add(&nsh->lru, &newstripes);
 	}
@@ -1041,7 +1404,7 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
 	/* Step 3.
 	 * At this point, we are holding all the stripes so the array
 	 * is completely stalled, so now is a good time to resize
-	 * conf->disks.
+	 * conf->disks and the scribble region
 	 */
 	ndisks = kzalloc(newsize * sizeof(struct disk_info), GFP_NOIO);
 	if (ndisks) {
@@ -1052,10 +1415,30 @@ static int resize_stripes(raid5_conf_t *conf, int newsize)
 	} else
 		err = -ENOMEM;
 
+	get_online_cpus();
+	conf->scribble_len = scribble_len(newsize);
+	for_each_present_cpu(cpu) {
+		struct raid5_percpu *percpu;
+		void *scribble;
+
+		percpu = per_cpu_ptr(conf->percpu, cpu);
+		scribble = kmalloc(conf->scribble_len, GFP_NOIO);
+
+		if (scribble) {
+			kfree(percpu->scribble);
+			percpu->scribble = scribble;
+		} else {
+			err = -ENOMEM;
+			break;
+		}
+	}
+	put_online_cpus();
+
 	/* Step 4, return new stripes to service */
 	while(!list_empty(&newstripes)) {
 		nsh = list_entry(newstripes.next, struct stripe_head, lru);
 		list_del_init(&nsh->lru);
+
 		for (i=conf->raid_disks; i < newsize; i++)
 			if (nsh->dev[i].page == NULL) {
 				struct page *p = alloc_page(GFP_NOIO);
@@ -1553,10 +1936,15 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
 		case ALGORITHM_PARITY_N:
 			break;
 		case ALGORITHM_ROTATING_N_CONTINUE:
+			/* Like left_symmetric, but P is before Q */
 			if (sh->pd_idx == 0)
 				i--;	/* P D D D Q */
-			else if (i > sh->pd_idx)
-				i -= 2; /* D D Q P D */
+			else {
+				/* D D Q P D */
+				if (i < sh->pd_idx)
+					i += raid_disks;
+				i -= (sh->pd_idx + 1);
+			}
 			break;
 		case ALGORITHM_LEFT_ASYMMETRIC_6:
 		case ALGORITHM_RIGHT_ASYMMETRIC_6:
@@ -1594,258 +1982,13 @@ static sector_t compute_blocknr(struct stripe_head *sh, int i, int previous)
 }
 
 
-
-/*
- * Copy data between a page in the stripe cache, and one or more bion
- * The page could align with the middle of the bio, or there could be
- * several bion, each with several bio_vecs, which cover part of the page
- * Multiple bion are linked together on bi_next.  There may be extras
- * at the end of this list.  We ignore them.
- */
-static void copy_data(int frombio, struct bio *bio,
-		     struct page *page,
-		     sector_t sector)
-{
-	char *pa = page_address(page);
-	struct bio_vec *bvl;
-	int i;
-	int page_offset;
-
-	if (bio->bi_sector >= sector)
-		page_offset = (signed)(bio->bi_sector - sector) * 512;
-	else
-		page_offset = (signed)(sector - bio->bi_sector) * -512;
-	bio_for_each_segment(bvl, bio, i) {
-		int len = bio_iovec_idx(bio,i)->bv_len;
-		int clen;
-		int b_offset = 0;
-
-		if (page_offset < 0) {
-			b_offset = -page_offset;
-			page_offset += b_offset;
-			len -= b_offset;
-		}
-
-		if (len > 0 && page_offset + len > STRIPE_SIZE)
-			clen = STRIPE_SIZE - page_offset;
-		else clen = len;
-
-		if (clen > 0) {
-			char *ba = __bio_kmap_atomic(bio, i, KM_USER0);
-			if (frombio)
-				memcpy(pa+page_offset, ba+b_offset, clen);
-			else
-				memcpy(ba+b_offset, pa+page_offset, clen);
-			__bio_kunmap_atomic(ba, KM_USER0);
-		}
-		if (clen < len) /* hit end of page */
-			break;
-		page_offset +=  len;
-	}
-}
-
-#define check_xor()	do {						  \
-				if (count == MAX_XOR_BLOCKS) {		  \
-				xor_blocks(count, STRIPE_SIZE, dest, ptr);\
-				count = 0;				  \
-			   }						  \
-			} while(0)
-
-static void compute_parity6(struct stripe_head *sh, int method)
-{
-	raid5_conf_t *conf = sh->raid_conf;
-	int i, pd_idx, qd_idx, d0_idx, disks = sh->disks, count;
-	int syndrome_disks = sh->ddf_layout ? disks : (disks - 2);
-	struct bio *chosen;
-	/**** FIX THIS: This could be very bad if disks is close to 256 ****/
-	void *ptrs[syndrome_disks+2];
-
-	pd_idx = sh->pd_idx;
-	qd_idx = sh->qd_idx;
-	d0_idx = raid6_d0(sh);
-
-	pr_debug("compute_parity, stripe %llu, method %d\n",
-		(unsigned long long)sh->sector, method);
-
-	switch(method) {
-	case READ_MODIFY_WRITE:
-		BUG();		/* READ_MODIFY_WRITE N/A for RAID-6 */
-	case RECONSTRUCT_WRITE:
-		for (i= disks; i-- ;)
-			if ( i != pd_idx && i != qd_idx && sh->dev[i].towrite ) {
-				chosen = sh->dev[i].towrite;
-				sh->dev[i].towrite = NULL;
-
-				if (test_and_clear_bit(R5_Overlap, &sh->dev[i].flags))
-					wake_up(&conf->wait_for_overlap);
-
-				BUG_ON(sh->dev[i].written);
-				sh->dev[i].written = chosen;
-			}
-		break;
-	case CHECK_PARITY:
-		BUG();		/* Not implemented yet */
-	}
-
-	for (i = disks; i--;)
-		if (sh->dev[i].written) {
-			sector_t sector = sh->dev[i].sector;
-			struct bio *wbi = sh->dev[i].written;
-			while (wbi && wbi->bi_sector < sector + STRIPE_SECTORS) {
-				copy_data(1, wbi, sh->dev[i].page, sector);
-				wbi = r5_next_bio(wbi, sector);
-			}
-
-			set_bit(R5_LOCKED, &sh->dev[i].flags);
-			set_bit(R5_UPTODATE, &sh->dev[i].flags);
-		}
-
-	/* Note that unlike RAID-5, the ordering of the disks matters greatly.*/
-
-	for (i = 0; i < disks; i++)
-		ptrs[i] = (void *)raid6_empty_zero_page;
-
-	count = 0;
-	i = d0_idx;
-	do {
-		int slot = raid6_idx_to_slot(i, sh, &count, syndrome_disks);
-
-		ptrs[slot] = page_address(sh->dev[i].page);
-		if (slot < syndrome_disks &&
-		    !test_bit(R5_UPTODATE, &sh->dev[i].flags)) {
-			printk(KERN_ERR "block %d/%d not uptodate "
-			       "on parity calc\n", i, count);
-			BUG();
-		}
-
-		i = raid6_next_disk(i, disks);
-	} while (i != d0_idx);
-	BUG_ON(count != syndrome_disks);
-
-	raid6_call.gen_syndrome(syndrome_disks+2, STRIPE_SIZE, ptrs);
-
-	switch(method) {
-	case RECONSTRUCT_WRITE:
-		set_bit(R5_UPTODATE, &sh->dev[pd_idx].flags);
-		set_bit(R5_UPTODATE, &sh->dev[qd_idx].flags);
-		set_bit(R5_LOCKED,   &sh->dev[pd_idx].flags);
-		set_bit(R5_LOCKED,   &sh->dev[qd_idx].flags);
-		break;
-	case UPDATE_PARITY:
-		set_bit(R5_UPTODATE, &sh->dev[pd_idx].flags);
-		set_bit(R5_UPTODATE, &sh->dev[qd_idx].flags);
-		break;
-	}
-}
-
-
-/* Compute one missing block */
-static void compute_block_1(struct stripe_head *sh, int dd_idx, int nozero)
-{
-	int i, count, disks = sh->disks;
-	void *ptr[MAX_XOR_BLOCKS], *dest, *p;
-	int qd_idx = sh->qd_idx;
-
-	pr_debug("compute_block_1, stripe %llu, idx %d\n",
-		(unsigned long long)sh->sector, dd_idx);
-
-	if ( dd_idx == qd_idx ) {
-		/* We're actually computing the Q drive */
-		compute_parity6(sh, UPDATE_PARITY);
-	} else {
-		dest = page_address(sh->dev[dd_idx].page);
-		if (!nozero) memset(dest, 0, STRIPE_SIZE);
-		count = 0;
-		for (i = disks ; i--; ) {
-			if (i == dd_idx || i == qd_idx)
-				continue;
-			p = page_address(sh->dev[i].page);
-			if (test_bit(R5_UPTODATE, &sh->dev[i].flags))
-				ptr[count++] = p;
-			else
-				printk("compute_block() %d, stripe %llu, %d"
-				       " not present\n", dd_idx,
-				       (unsigned long long)sh->sector, i);
-
-			check_xor();
-		}
-		if (count)
-			xor_blocks(count, STRIPE_SIZE, dest, ptr);
-		if (!nozero) set_bit(R5_UPTODATE, &sh->dev[dd_idx].flags);
-		else clear_bit(R5_UPTODATE, &sh->dev[dd_idx].flags);
-	}
-}
-
-/* Compute two missing blocks */
-static void compute_block_2(struct stripe_head *sh, int dd_idx1, int dd_idx2)
-{
-	int i, count, disks = sh->disks;
-	int syndrome_disks = sh->ddf_layout ? disks : disks-2;
-	int d0_idx = raid6_d0(sh);
-	int faila = -1, failb = -1;
-	/**** FIX THIS: This could be very bad if disks is close to 256 ****/
-	void *ptrs[syndrome_disks+2];
-
-	for (i = 0; i < disks ; i++)
-		ptrs[i] = (void *)raid6_empty_zero_page;
-	count = 0;
-	i = d0_idx;
-	do {
-		int slot = raid6_idx_to_slot(i, sh, &count, syndrome_disks);
-
-		ptrs[slot] = page_address(sh->dev[i].page);
-
-		if (i == dd_idx1)
-			faila = slot;
-		if (i == dd_idx2)
-			failb = slot;
-		i = raid6_next_disk(i, disks);
-	} while (i != d0_idx);
-	BUG_ON(count != syndrome_disks);
-
-	BUG_ON(faila == failb);
-	if ( failb < faila ) { int tmp = faila; faila = failb; failb = tmp; }
-
-	pr_debug("compute_block_2, stripe %llu, idx %d,%d (%d,%d)\n",
-		 (unsigned long long)sh->sector, dd_idx1, dd_idx2,
-		 faila, failb);
-
-	if (failb == syndrome_disks+1) {
-		/* Q disk is one of the missing disks */
-		if (faila == syndrome_disks) {
-			/* Missing P+Q, just recompute */
-			compute_parity6(sh, UPDATE_PARITY);
-			return;
-		} else {
-			/* We're missing D+Q; recompute D from P */
-			compute_block_1(sh, ((dd_idx1 == sh->qd_idx) ?
-					     dd_idx2 : dd_idx1),
-					0);
-			compute_parity6(sh, UPDATE_PARITY); /* Is this necessary? */
-			return;
-		}
-	}
-
-	/* We're missing D+P or D+D; */
-	if (failb == syndrome_disks) {
-		/* We're missing D+P. */
-		raid6_datap_recov(syndrome_disks+2, STRIPE_SIZE, faila, ptrs);
-	} else {
-		/* We're missing D+D. */
-		raid6_2data_recov(syndrome_disks+2, STRIPE_SIZE, faila, failb,
-				  ptrs);
-	}
-
-	/* Both the above update both missing blocks */
-	set_bit(R5_UPTODATE, &sh->dev[dd_idx1].flags);
-	set_bit(R5_UPTODATE, &sh->dev[dd_idx2].flags);
-}
-
 static void
-schedule_reconstruction5(struct stripe_head *sh, struct stripe_head_state *s,
+schedule_reconstruction(struct stripe_head *sh, struct stripe_head_state *s,
 			 int rcw, int expand)
 {
 	int i, pd_idx = sh->pd_idx, disks = sh->disks;
+	raid5_conf_t *conf = sh->raid_conf;
+	int level = conf->level;
 
 	if (rcw) {
 		/* if we are not expanding this is a proper write request, and
@@ -1858,7 +2001,7 @@ schedule_reconstruction5(struct stripe_head *sh, struct stripe_head_state *s,
 		} else
 			sh->reconstruct_state = reconstruct_state_run;
 
-		set_bit(STRIPE_OP_POSTXOR, &s->ops_request);
+		set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request);
 
 		for (i = disks; i--; ) {
 			struct r5dev *dev = &sh->dev[i];
@@ -1871,17 +2014,18 @@ schedule_reconstruction5(struct stripe_head *sh, struct stripe_head_state *s,
 				s->locked++;
 			}
 		}
-		if (s->locked + 1 == disks)
+		if (s->locked + conf->max_degraded == disks)
 			if (!test_and_set_bit(STRIPE_FULL_WRITE, &sh->state))
-				atomic_inc(&sh->raid_conf->pending_full_writes);
+				atomic_inc(&conf->pending_full_writes);
 	} else {
+		BUG_ON(level == 6);
 		BUG_ON(!(test_bit(R5_UPTODATE, &sh->dev[pd_idx].flags) ||
 			test_bit(R5_Wantcompute, &sh->dev[pd_idx].flags)));
 
 		sh->reconstruct_state = reconstruct_state_prexor_drain_run;
 		set_bit(STRIPE_OP_PREXOR, &s->ops_request);
 		set_bit(STRIPE_OP_BIODRAIN, &s->ops_request);
-		set_bit(STRIPE_OP_POSTXOR, &s->ops_request);
+		set_bit(STRIPE_OP_RECONSTRUCT, &s->ops_request);
 
 		for (i = disks; i--; ) {
 			struct r5dev *dev = &sh->dev[i];
@@ -1899,13 +2043,22 @@ schedule_reconstruction5(struct stripe_head *sh, struct stripe_head_state *s,
 		}
 	}
 
-	/* keep the parity disk locked while asynchronous operations
+	/* keep the parity disk(s) locked while asynchronous operations
 	 * are in flight
 	 */
 	set_bit(R5_LOCKED, &sh->dev[pd_idx].flags);
 	clear_bit(R5_UPTODATE, &sh->dev[pd_idx].flags);
 	s->locked++;
 
+	if (level == 6) {
+		int qd_idx = sh->qd_idx;
+		struct r5dev *dev = &sh->dev[qd_idx];
+
+		set_bit(R5_LOCKED, &dev->flags);
+		clear_bit(R5_UPTODATE, &dev->flags);
+		s->locked++;
+	}
+
 	pr_debug("%s: stripe %llu locked: %d ops_request: %lx\n",
 		__func__, (unsigned long long)sh->sector,
 		s->locked, s->ops_request);
@@ -1986,13 +2139,6 @@ static int add_stripe_bio(struct stripe_head *sh, struct bio *bi, int dd_idx, in
 
 static void end_reshape(raid5_conf_t *conf);
 
-static int page_is_zero(struct page *p)
-{
-	char *a = page_address(p);
-	return ((*(u32*)a) == 0 &&
-		memcmp(a, a+4, STRIPE_SIZE-4)==0);
-}
-
 static void stripe_set_idx(sector_t stripe, raid5_conf_t *conf, int previous,
 			    struct stripe_head *sh)
 {
@@ -2132,9 +2278,10 @@ static int fetch_block5(struct stripe_head *sh, struct stripe_head_state *s,
 			set_bit(STRIPE_OP_COMPUTE_BLK, &s->ops_request);
 			set_bit(R5_Wantcompute, &dev->flags);
 			sh->ops.target = disk_idx;
+			sh->ops.target2 = -1;
 			s->req_compute = 1;
 			/* Careful: from this point on 'uptodate' is in the eye
-			 * of raid5_run_ops which services 'compute' operations
+			 * of raid_run_ops which services 'compute' operations
 			 * before writes. R5_Wantcompute flags a block that will
 			 * be R5_UPTODATE by the time it is needed for a
 			 * subsequent operation.
@@ -2173,61 +2320,104 @@ static void handle_stripe_fill5(struct stripe_head *sh,
 	set_bit(STRIPE_HANDLE, &sh->state);
 }
 
-static void handle_stripe_fill6(struct stripe_head *sh,
-			struct stripe_head_state *s, struct r6_state *r6s,
-			int disks)
+/* fetch_block6 - checks the given member device to see if its data needs
+ * to be read or computed to satisfy a request.
+ *
+ * Returns 1 when no more member devices need to be checked, otherwise returns
+ * 0 to tell the loop in handle_stripe_fill6 to continue
+ */
+static int fetch_block6(struct stripe_head *sh, struct stripe_head_state *s,
+			 struct r6_state *r6s, int disk_idx, int disks)
 {
-	int i;
-	for (i = disks; i--; ) {
-		struct r5dev *dev = &sh->dev[i];
-		if (!test_bit(R5_LOCKED, &dev->flags) &&
-		    !test_bit(R5_UPTODATE, &dev->flags) &&
-		    (dev->toread || (dev->towrite &&
-		     !test_bit(R5_OVERWRITE, &dev->flags)) ||
-		     s->syncing || s->expanding ||
-		     (s->failed >= 1 &&
-		      (sh->dev[r6s->failed_num[0]].toread ||
-		       s->to_write)) ||
-		     (s->failed >= 2 &&
-		      (sh->dev[r6s->failed_num[1]].toread ||
-		       s->to_write)))) {
-			/* we would like to get this block, possibly
-			 * by computing it, but we might not be able to
+	struct r5dev *dev = &sh->dev[disk_idx];
+	struct r5dev *fdev[2] = { &sh->dev[r6s->failed_num[0]],
+				  &sh->dev[r6s->failed_num[1]] };
+
+	if (!test_bit(R5_LOCKED, &dev->flags) &&
+	    !test_bit(R5_UPTODATE, &dev->flags) &&
+	    (dev->toread ||
+	     (dev->towrite && !test_bit(R5_OVERWRITE, &dev->flags)) ||
+	     s->syncing || s->expanding ||
+	     (s->failed >= 1 &&
+	      (fdev[0]->toread || s->to_write)) ||
+	     (s->failed >= 2 &&
+	      (fdev[1]->toread || s->to_write)))) {
+		/* we would like to get this block, possibly by computing it,
+		 * otherwise read it if the backing disk is insync
+		 */
+		BUG_ON(test_bit(R5_Wantcompute, &dev->flags));
+		BUG_ON(test_bit(R5_Wantread, &dev->flags));
+		if ((s->uptodate == disks - 1) &&
+		    (s->failed && (disk_idx == r6s->failed_num[0] ||
+				   disk_idx == r6s->failed_num[1]))) {
+			/* have disk failed, and we're requested to fetch it;
+			 * do compute it
 			 */
-			if ((s->uptodate == disks - 1) &&
-			    (s->failed && (i == r6s->failed_num[0] ||
-					   i == r6s->failed_num[1]))) {
-				pr_debug("Computing stripe %llu block %d\n",
-				       (unsigned long long)sh->sector, i);
-				compute_block_1(sh, i, 0);
-				s->uptodate++;
-			} else if ( s->uptodate == disks-2 && s->failed >= 2 ) {
-				/* Computing 2-failure is *very* expensive; only
-				 * do it if failed >= 2
-				 */
-				int other;
-				for (other = disks; other--; ) {
-					if (other == i)
-						continue;
-					if (!test_bit(R5_UPTODATE,
-					      &sh->dev[other].flags))
-						break;
-				}
-				BUG_ON(other < 0);
-				pr_debug("Computing stripe %llu blocks %d,%d\n",
-				       (unsigned long long)sh->sector,
-				       i, other);
-				compute_block_2(sh, i, other);
-				s->uptodate += 2;
-			} else if (test_bit(R5_Insync, &dev->flags)) {
-				set_bit(R5_LOCKED, &dev->flags);
-				set_bit(R5_Wantread, &dev->flags);
-				s->locked++;
-				pr_debug("Reading block %d (sync=%d)\n",
-					i, s->syncing);
+			pr_debug("Computing stripe %llu block %d\n",
+			       (unsigned long long)sh->sector, disk_idx);
+			set_bit(STRIPE_COMPUTE_RUN, &sh->state);
+			set_bit(STRIPE_OP_COMPUTE_BLK, &s->ops_request);
+			set_bit(R5_Wantcompute, &dev->flags);
+			sh->ops.target = disk_idx;
+			sh->ops.target2 = -1; /* no 2nd target */
+			s->req_compute = 1;
+			s->uptodate++;
+			return 1;
+		} else if (s->uptodate == disks-2 && s->failed >= 2) {
+			/* Computing 2-failure is *very* expensive; only
+			 * do it if failed >= 2
+			 */
+			int other;
+			for (other = disks; other--; ) {
+				if (other == disk_idx)
+					continue;
+				if (!test_bit(R5_UPTODATE,
+				      &sh->dev[other].flags))
+					break;
 			}
+			BUG_ON(other < 0);
+			pr_debug("Computing stripe %llu blocks %d,%d\n",
+			       (unsigned long long)sh->sector,
+			       disk_idx, other);
+			set_bit(STRIPE_COMPUTE_RUN, &sh->state);
+			set_bit(STRIPE_OP_COMPUTE_BLK, &s->ops_request);
+			set_bit(R5_Wantcompute, &sh->dev[disk_idx].flags);
+			set_bit(R5_Wantcompute, &sh->dev[other].flags);
+			sh->ops.target = disk_idx;
+			sh->ops.target2 = other;
+			s->uptodate += 2;
+			s->req_compute = 1;
+			return 1;
+		} else if (test_bit(R5_Insync, &dev->flags)) {
+			set_bit(R5_LOCKED, &dev->flags);
+			set_bit(R5_Wantread, &dev->flags);
+			s->locked++;
+			pr_debug("Reading block %d (sync=%d)\n",
+				disk_idx, s->syncing);
 		}
 	}
+
+	return 0;
+}
+
+/**
+ * handle_stripe_fill6 - read or compute data to satisfy pending requests.
+ */
+static void handle_stripe_fill6(struct stripe_head *sh,
+			struct stripe_head_state *s, struct r6_state *r6s,
+			int disks)
+{
+	int i;
+
+	/* look for blocks to read/compute, skip this if a compute
+	 * is already in flight, or if the stripe contents are in the
+	 * midst of changing due to a write
+	 */
+	if (!test_bit(STRIPE_COMPUTE_RUN, &sh->state) && !sh->check_state &&
+	    !sh->reconstruct_state)
+		for (i = disks; i--; )
+			if (fetch_block6(sh, s, r6s, i, disks))
+				break;
 	set_bit(STRIPE_HANDLE, &sh->state);
 }
 
@@ -2361,114 +2551,61 @@ static void handle_stripe_dirtying5(raid5_conf_t *conf,
 	 */
 	/* since handle_stripe can be called at any time we need to handle the
 	 * case where a compute block operation has been submitted and then a
-	 * subsequent call wants to start a write request.  raid5_run_ops only
-	 * handles the case where compute block and postxor are requested
+	 * subsequent call wants to start a write request.  raid_run_ops only
+	 * handles the case where compute block and reconstruct are requested
 	 * simultaneously.  If this is not the case then new writes need to be
 	 * held off until the compute completes.
 	 */
 	if ((s->req_compute || !test_bit(STRIPE_COMPUTE_RUN, &sh->state)) &&
 	    (s->locked == 0 && (rcw == 0 || rmw == 0) &&
 	    !test_bit(STRIPE_BIT_DELAY, &sh->state)))
-		schedule_reconstruction5(sh, s, rcw == 0, 0);
+		schedule_reconstruction(sh, s, rcw == 0, 0);
 }
 
 static void handle_stripe_dirtying6(raid5_conf_t *conf,
 		struct stripe_head *sh,	struct stripe_head_state *s,
 		struct r6_state *r6s, int disks)
 {
-	int rcw = 0, must_compute = 0, pd_idx = sh->pd_idx, i;
+	int rcw = 0, pd_idx = sh->pd_idx, i;
 	int qd_idx = sh->qd_idx;
+
+	set_bit(STRIPE_HANDLE, &sh->state);
 	for (i = disks; i--; ) {
 		struct r5dev *dev = &sh->dev[i];
-		/* Would I have to read this buffer for reconstruct_write */
-		if (!test_bit(R5_OVERWRITE, &dev->flags)
-		    && i != pd_idx && i != qd_idx
-		    && (!test_bit(R5_LOCKED, &dev->flags)
-			    ) &&
-		    !test_bit(R5_UPTODATE, &dev->flags)) {
-			if (test_bit(R5_Insync, &dev->flags)) rcw++;
-			else {
-				pr_debug("raid6: must_compute: "
-					"disk %d flags=%#lx\n", i, dev->flags);
-				must_compute++;
+		/* check if we haven't enough data */
+		if (!test_bit(R5_OVERWRITE, &dev->flags) &&
+		    i != pd_idx && i != qd_idx &&
+		    !test_bit(R5_LOCKED, &dev->flags) &&
+		    !(test_bit(R5_UPTODATE, &dev->flags) ||
+		      test_bit(R5_Wantcompute, &dev->flags))) {
+			rcw++;
+			if (!test_bit(R5_Insync, &dev->flags))
+				continue; /* it's a failed drive */
+
+			if (
+			  test_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) {
+				pr_debug("Read_old stripe %llu "
+					"block %d for Reconstruct\n",
+				     (unsigned long long)sh->sector, i);
+				set_bit(R5_LOCKED, &dev->flags);
+				set_bit(R5_Wantread, &dev->flags);
+				s->locked++;
+			} else {
+				pr_debug("Request delayed stripe %llu "
+					"block %d for Reconstruct\n",
+				     (unsigned long long)sh->sector, i);
+				set_bit(STRIPE_DELAYED, &sh->state);
+				set_bit(STRIPE_HANDLE, &sh->state);
 			}
 		}
 	}
-	pr_debug("for sector %llu, rcw=%d, must_compute=%d\n",
-	       (unsigned long long)sh->sector, rcw, must_compute);
-	set_bit(STRIPE_HANDLE, &sh->state);
-
-	if (rcw > 0)
-		/* want reconstruct write, but need to get some data */
-		for (i = disks; i--; ) {
-			struct r5dev *dev = &sh->dev[i];
-			if (!test_bit(R5_OVERWRITE, &dev->flags)
-			    && !(s->failed == 0 && (i == pd_idx || i == qd_idx))
-			    && !test_bit(R5_LOCKED, &dev->flags) &&
-			    !test_bit(R5_UPTODATE, &dev->flags) &&
-			    test_bit(R5_Insync, &dev->flags)) {
-				if (
-				  test_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) {
-					pr_debug("Read_old stripe %llu "
-						"block %d for Reconstruct\n",
-					     (unsigned long long)sh->sector, i);
-					set_bit(R5_LOCKED, &dev->flags);
-					set_bit(R5_Wantread, &dev->flags);
-					s->locked++;
-				} else {
-					pr_debug("Request delayed stripe %llu "
-						"block %d for Reconstruct\n",
-					     (unsigned long long)sh->sector, i);
-					set_bit(STRIPE_DELAYED, &sh->state);
-					set_bit(STRIPE_HANDLE, &sh->state);
-				}
-			}
-		}
 	/* now if nothing is locked, and if we have enough data, we can start a
 	 * write request
 	 */
-	if (s->locked == 0 && rcw == 0 &&
+	if ((s->req_compute || !test_bit(STRIPE_COMPUTE_RUN, &sh->state)) &&
+	    s->locked == 0 && rcw == 0 &&
 	    !test_bit(STRIPE_BIT_DELAY, &sh->state)) {
-		if (must_compute > 0) {
-			/* We have failed blocks and need to compute them */
-			switch (s->failed) {
-			case 0:
-				BUG();
-			case 1:
-				compute_block_1(sh, r6s->failed_num[0], 0);
-				break;
-			case 2:
-				compute_block_2(sh, r6s->failed_num[0],
-						r6s->failed_num[1]);
-				break;
-			default: /* This request should have been failed? */
-				BUG();
-			}
-		}
-
-		pr_debug("Computing parity for stripe %llu\n",
-			(unsigned long long)sh->sector);
-		compute_parity6(sh, RECONSTRUCT_WRITE);
-		/* now every locked buffer is ready to be written */
-		for (i = disks; i--; )
-			if (test_bit(R5_LOCKED, &sh->dev[i].flags)) {
-				pr_debug("Writing stripe %llu block %d\n",
-				       (unsigned long long)sh->sector, i);
-				s->locked++;
-				set_bit(R5_Wantwrite, &sh->dev[i].flags);
-			}
-		if (s->locked == disks)
-			if (!test_and_set_bit(STRIPE_FULL_WRITE, &sh->state))
-				atomic_inc(&conf->pending_full_writes);
-		/* after a RECONSTRUCT_WRITE, the stripe MUST be in-sync */
-		set_bit(STRIPE_INSYNC, &sh->state);
-
-		if (test_and_clear_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) {
-			atomic_dec(&conf->preread_active_stripes);
-			if (atomic_read(&conf->preread_active_stripes) <
-			    IO_THRESHOLD)
-				md_wakeup_thread(conf->mddev->thread);
-		}
+		schedule_reconstruction(sh, s, 1, 0);
 	}
 }
 
@@ -2527,7 +2664,7 @@ static void handle_parity_checks5(raid5_conf_t *conf, struct stripe_head *sh,
 		 * we are done.  Otherwise update the mismatch count and repair
 		 * parity if !MD_RECOVERY_CHECK
 		 */
-		if (sh->ops.zero_sum_result == 0)
+		if ((sh->ops.zero_sum_result & SUM_CHECK_P_RESULT) == 0)
 			/* parity is correct (on disc,
 			 * not in buffer any more)
 			 */
@@ -2544,6 +2681,7 @@ static void handle_parity_checks5(raid5_conf_t *conf, struct stripe_head *sh,
 				set_bit(R5_Wantcompute,
 					&sh->dev[sh->pd_idx].flags);
 				sh->ops.target = sh->pd_idx;
+				sh->ops.target2 = -1;
 				s->uptodate++;
 			}
 		}
@@ -2560,67 +2698,74 @@ static void handle_parity_checks5(raid5_conf_t *conf, struct stripe_head *sh,
 
 
 static void handle_parity_checks6(raid5_conf_t *conf, struct stripe_head *sh,
-				struct stripe_head_state *s,
-				struct r6_state *r6s, struct page *tmp_page,
-				int disks)
+				  struct stripe_head_state *s,
+				  struct r6_state *r6s, int disks)
 {
-	int update_p = 0, update_q = 0;
-	struct r5dev *dev;
 	int pd_idx = sh->pd_idx;
 	int qd_idx = sh->qd_idx;
+	struct r5dev *dev;
 
 	set_bit(STRIPE_HANDLE, &sh->state);
 
 	BUG_ON(s->failed > 2);
-	BUG_ON(s->uptodate < disks);
+
 	/* Want to check and possibly repair P and Q.
 	 * However there could be one 'failed' device, in which
 	 * case we can only check one of them, possibly using the
 	 * other to generate missing data
 	 */
 
-	/* If !tmp_page, we cannot do the calculations,
-	 * but as we have set STRIPE_HANDLE, we will soon be called
-	 * by stripe_handle with a tmp_page - just wait until then.
-	 */
-	if (tmp_page) {
+	switch (sh->check_state) {
+	case check_state_idle:
+		/* start a new check operation if there are < 2 failures */
 		if (s->failed == r6s->q_failed) {
-			/* The only possible failed device holds 'Q', so it
+			/* The only possible failed device holds Q, so it
 			 * makes sense to check P (If anything else were failed,
 			 * we would have used P to recreate it).
 			 */
-			compute_block_1(sh, pd_idx, 1);
-			if (!page_is_zero(sh->dev[pd_idx].page)) {
-				compute_block_1(sh, pd_idx, 0);
-				update_p = 1;
-			}
+			sh->check_state = check_state_run;
 		}
 		if (!r6s->q_failed && s->failed < 2) {
-			/* q is not failed, and we didn't use it to generate
+			/* Q is not failed, and we didn't use it to generate
 			 * anything, so it makes sense to check it
 			 */
-			memcpy(page_address(tmp_page),
-			       page_address(sh->dev[qd_idx].page),
-			       STRIPE_SIZE);
-			compute_parity6(sh, UPDATE_PARITY);
-			if (memcmp(page_address(tmp_page),
-				   page_address(sh->dev[qd_idx].page),
-				   STRIPE_SIZE) != 0) {
-				clear_bit(STRIPE_INSYNC, &sh->state);
-				update_q = 1;
-			}
+			if (sh->check_state == check_state_run)
+				sh->check_state = check_state_run_pq;
+			else
+				sh->check_state = check_state_run_q;
 		}
-		if (update_p || update_q) {
-			conf->mddev->resync_mismatches += STRIPE_SECTORS;
-			if (test_bit(MD_RECOVERY_CHECK, &conf->mddev->recovery))
-				/* don't try to repair!! */
-				update_p = update_q = 0;
+
+		/* discard potentially stale zero_sum_result */
+		sh->ops.zero_sum_result = 0;
+
+		if (sh->check_state == check_state_run) {
+			/* async_xor_zero_sum destroys the contents of P */
+			clear_bit(R5_UPTODATE, &sh->dev[pd_idx].flags);
+			s->uptodate--;
 		}
+		if (sh->check_state >= check_state_run &&
+		    sh->check_state <= check_state_run_pq) {
+			/* async_syndrome_zero_sum preserves P and Q, so
+			 * no need to mark them !uptodate here
+			 */
+			set_bit(STRIPE_OP_CHECK, &s->ops_request);
+			break;
+		}
+
+		/* we have 2-disk failure */
+		BUG_ON(s->failed != 2);
+		/* fall through */
+	case check_state_compute_result:
+		sh->check_state = check_state_idle;
+
+		/* check that a write has not made the stripe insync */
+		if (test_bit(STRIPE_INSYNC, &sh->state))
+			break;
 
 		/* now write out any block on a failed drive,
-		 * or P or Q if they need it
+		 * or P or Q if they were recomputed
 		 */
-
+		BUG_ON(s->uptodate < disks - 1); /* We don't need Q to recover */
 		if (s->failed == 2) {
 			dev = &sh->dev[r6s->failed_num[1]];
 			s->locked++;
@@ -2633,14 +2778,13 @@ static void handle_parity_checks6(raid5_conf_t *conf, struct stripe_head *sh,
 			set_bit(R5_LOCKED, &dev->flags);
 			set_bit(R5_Wantwrite, &dev->flags);
 		}
-
-		if (update_p) {
+		if (sh->ops.zero_sum_result & SUM_CHECK_P_RESULT) {
 			dev = &sh->dev[pd_idx];
 			s->locked++;
 			set_bit(R5_LOCKED, &dev->flags);
 			set_bit(R5_Wantwrite, &dev->flags);
 		}
-		if (update_q) {
+		if (sh->ops.zero_sum_result & SUM_CHECK_Q_RESULT) {
 			dev = &sh->dev[qd_idx];
 			s->locked++;
 			set_bit(R5_LOCKED, &dev->flags);
@@ -2649,6 +2793,70 @@ static void handle_parity_checks6(raid5_conf_t *conf, struct stripe_head *sh,
 		clear_bit(STRIPE_DEGRADED, &sh->state);
 
 		set_bit(STRIPE_INSYNC, &sh->state);
+		break;
+	case check_state_run:
+	case check_state_run_q:
+	case check_state_run_pq:
+		break; /* we will be called again upon completion */
+	case check_state_check_result:
+		sh->check_state = check_state_idle;
+
+		/* handle a successful check operation, if parity is correct
+		 * we are done.  Otherwise update the mismatch count and repair
+		 * parity if !MD_RECOVERY_CHECK
+		 */
+		if (sh->ops.zero_sum_result == 0) {
+			/* both parities are correct */
+			if (!s->failed)
+				set_bit(STRIPE_INSYNC, &sh->state);
+			else {
+				/* in contrast to the raid5 case we can validate
+				 * parity, but still have a failure to write
+				 * back
+				 */
+				sh->check_state = check_state_compute_result;
+				/* Returning at this point means that we may go
+				 * off and bring p and/or q uptodate again so
+				 * we make sure to check zero_sum_result again
+				 * to verify if p or q need writeback
+				 */
+			}
+		} else {
+			conf->mddev->resync_mismatches += STRIPE_SECTORS;
+			if (test_bit(MD_RECOVERY_CHECK, &conf->mddev->recovery))
+				/* don't try to repair!! */
+				set_bit(STRIPE_INSYNC, &sh->state);
+			else {
+				int *target = &sh->ops.target;
+
+				sh->ops.target = -1;
+				sh->ops.target2 = -1;
+				sh->check_state = check_state_compute_run;
+				set_bit(STRIPE_COMPUTE_RUN, &sh->state);
+				set_bit(STRIPE_OP_COMPUTE_BLK, &s->ops_request);
+				if (sh->ops.zero_sum_result & SUM_CHECK_P_RESULT) {
+					set_bit(R5_Wantcompute,
+						&sh->dev[pd_idx].flags);
+					*target = pd_idx;
+					target = &sh->ops.target2;
+					s->uptodate++;
+				}
+				if (sh->ops.zero_sum_result & SUM_CHECK_Q_RESULT) {
+					set_bit(R5_Wantcompute,
+						&sh->dev[qd_idx].flags);
+					*target = qd_idx;
+					s->uptodate++;
+				}
+			}
+		}
+		break;
+	case check_state_compute_run:
+		break;
+	default:
+		printk(KERN_ERR "%s: unknown check_state: %d sector: %llu\n",
+		       __func__, sh->check_state,
+		       (unsigned long long) sh->sector);
+		BUG();
 	}
 }
 
@@ -2666,6 +2874,7 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh,
 		if (i != sh->pd_idx && i != sh->qd_idx) {
 			int dd_idx, j;
 			struct stripe_head *sh2;
+			struct async_submit_ctl submit;
 
 			sector_t bn = compute_blocknr(sh, i, 1);
 			sector_t s = raid5_compute_sector(conf, bn, 0,
@@ -2685,9 +2894,10 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh,
 			}
 
 			/* place all the copies on one channel */
+			init_async_submit(&submit, 0, tx, NULL, NULL, NULL);
 			tx = async_memcpy(sh2->dev[dd_idx].page,
-				sh->dev[i].page, 0, 0, STRIPE_SIZE,
-				ASYNC_TX_DEP_ACK, tx, NULL, NULL);
+					  sh->dev[i].page, 0, 0, STRIPE_SIZE,
+					  &submit);
 
 			set_bit(R5_Expanded, &sh2->dev[dd_idx].flags);
 			set_bit(R5_UPTODATE, &sh2->dev[dd_idx].flags);
@@ -2728,7 +2938,7 @@ static void handle_stripe_expansion(raid5_conf_t *conf, struct stripe_head *sh,
  *
  */
 
-static bool handle_stripe5(struct stripe_head *sh)
+static void handle_stripe5(struct stripe_head *sh)
 {
 	raid5_conf_t *conf = sh->raid_conf;
 	int disks = sh->disks, i;
@@ -2756,7 +2966,8 @@ static bool handle_stripe5(struct stripe_head *sh)
 	rcu_read_lock();
 	for (i=disks; i--; ) {
 		mdk_rdev_t *rdev;
-		struct r5dev *dev = &sh->dev[i];
+
+		dev = &sh->dev[i];
 		clear_bit(R5_Insync, &dev->flags);
 
 		pr_debug("check %d: state 0x%lx toread %p read %p write %p "
@@ -2973,7 +3184,7 @@ static bool handle_stripe5(struct stripe_head *sh)
 		/* Need to write out all blocks after computing parity */
 		sh->disks = conf->raid_disks;
 		stripe_set_idx(sh->sector, conf, 0, sh);
-		schedule_reconstruction5(sh, &s, 1, 1);
+		schedule_reconstruction(sh, &s, 1, 1);
 	} else if (s.expanded && !sh->reconstruct_state && s.locked == 0) {
 		clear_bit(STRIPE_EXPAND_READY, &sh->state);
 		atomic_dec(&conf->reshape_stripes);
@@ -2993,16 +3204,14 @@ static bool handle_stripe5(struct stripe_head *sh)
 		md_wait_for_blocked_rdev(blocked_rdev, conf->mddev);
 
 	if (s.ops_request)
-		raid5_run_ops(sh, s.ops_request);
+		raid_run_ops(sh, s.ops_request);
 
 	ops_run_io(sh, &s);
 
 	return_io(return_bi);
-
-	return blocked_rdev == NULL;
 }
 
-static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
+static void handle_stripe6(struct stripe_head *sh)
 {
 	raid5_conf_t *conf = sh->raid_conf;
 	int disks = sh->disks;
@@ -3014,9 +3223,10 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 	mdk_rdev_t *blocked_rdev = NULL;
 
 	pr_debug("handling stripe %llu, state=%#lx cnt=%d, "
-		"pd_idx=%d, qd_idx=%d\n",
+		"pd_idx=%d, qd_idx=%d\n, check:%d, reconstruct:%d\n",
 	       (unsigned long long)sh->sector, sh->state,
-	       atomic_read(&sh->count), pd_idx, qd_idx);
+	       atomic_read(&sh->count), pd_idx, qd_idx,
+	       sh->check_state, sh->reconstruct_state);
 	memset(&s, 0, sizeof(s));
 
 	spin_lock(&sh->lock);
@@ -3036,35 +3246,26 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 
 		pr_debug("check %d: state 0x%lx read %p write %p written %p\n",
 			i, dev->flags, dev->toread, dev->towrite, dev->written);
-		/* maybe we can reply to a read */
-		if (test_bit(R5_UPTODATE, &dev->flags) && dev->toread) {
-			struct bio *rbi, *rbi2;
-			pr_debug("Return read for disc %d\n", i);
-			spin_lock_irq(&conf->device_lock);
-			rbi = dev->toread;
-			dev->toread = NULL;
-			if (test_and_clear_bit(R5_Overlap, &dev->flags))
-				wake_up(&conf->wait_for_overlap);
-			spin_unlock_irq(&conf->device_lock);
-			while (rbi && rbi->bi_sector < dev->sector + STRIPE_SECTORS) {
-				copy_data(0, rbi, dev->page, dev->sector);
-				rbi2 = r5_next_bio(rbi, dev->sector);
-				spin_lock_irq(&conf->device_lock);
-				if (!raid5_dec_bi_phys_segments(rbi)) {
-					rbi->bi_next = return_bi;
-					return_bi = rbi;
-				}
-				spin_unlock_irq(&conf->device_lock);
-				rbi = rbi2;
-			}
-		}
+		/* maybe we can reply to a read
+		 *
+		 * new wantfill requests are only permitted while
+		 * ops_complete_biofill is guaranteed to be inactive
+		 */
+		if (test_bit(R5_UPTODATE, &dev->flags) && dev->toread &&
+		    !test_bit(STRIPE_BIOFILL_RUN, &sh->state))
+			set_bit(R5_Wantfill, &dev->flags);
 
 		/* now count some things */
 		if (test_bit(R5_LOCKED, &dev->flags)) s.locked++;
 		if (test_bit(R5_UPTODATE, &dev->flags)) s.uptodate++;
+		if (test_bit(R5_Wantcompute, &dev->flags)) {
+			s.compute++;
+			BUG_ON(s.compute > 2);
+		}
 
-
-		if (dev->toread)
+		if (test_bit(R5_Wantfill, &dev->flags)) {
+			s.to_fill++;
+		} else if (dev->toread)
 			s.to_read++;
 		if (dev->towrite) {
 			s.to_write++;
@@ -3105,6 +3306,11 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 		blocked_rdev = NULL;
 	}
 
+	if (s.to_fill && !test_bit(STRIPE_BIOFILL_RUN, &sh->state)) {
+		set_bit(STRIPE_OP_BIOFILL, &s.ops_request);
+		set_bit(STRIPE_BIOFILL_RUN, &sh->state);
+	}
+
 	pr_debug("locked=%d uptodate=%d to_read=%d"
 	       " to_write=%d failed=%d failed_num=%d,%d\n",
 	       s.locked, s.uptodate, s.to_read, s.to_write, s.failed,
@@ -3145,19 +3351,62 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 	 * or to load a block that is being partially written.
 	 */
 	if (s.to_read || s.non_overwrite || (s.to_write && s.failed) ||
-	    (s.syncing && (s.uptodate < disks)) || s.expanding)
+	    (s.syncing && (s.uptodate + s.compute < disks)) || s.expanding)
 		handle_stripe_fill6(sh, &s, &r6s, disks);
 
-	/* now to consider writing and what else, if anything should be read */
-	if (s.to_write)
+	/* Now we check to see if any write operations have recently
+	 * completed
+	 */
+	if (sh->reconstruct_state == reconstruct_state_drain_result) {
+		int qd_idx = sh->qd_idx;
+
+		sh->reconstruct_state = reconstruct_state_idle;
+		/* All the 'written' buffers and the parity blocks are ready to
+		 * be written back to disk
+		 */
+		BUG_ON(!test_bit(R5_UPTODATE, &sh->dev[sh->pd_idx].flags));
+		BUG_ON(!test_bit(R5_UPTODATE, &sh->dev[qd_idx].flags));
+		for (i = disks; i--; ) {
+			dev = &sh->dev[i];
+			if (test_bit(R5_LOCKED, &dev->flags) &&
+			    (i == sh->pd_idx || i == qd_idx ||
+			     dev->written)) {
+				pr_debug("Writing block %d\n", i);
+				BUG_ON(!test_bit(R5_UPTODATE, &dev->flags));
+				set_bit(R5_Wantwrite, &dev->flags);
+				if (!test_bit(R5_Insync, &dev->flags) ||
+				    ((i == sh->pd_idx || i == qd_idx) &&
+				      s.failed == 0))
+					set_bit(STRIPE_INSYNC, &sh->state);
+			}
+		}
+		if (test_and_clear_bit(STRIPE_PREREAD_ACTIVE, &sh->state)) {
+			atomic_dec(&conf->preread_active_stripes);
+			if (atomic_read(&conf->preread_active_stripes) <
+				IO_THRESHOLD)
+				md_wakeup_thread(conf->mddev->thread);
+		}
+	}
+
+	/* Now to consider new write requests and what else, if anything
+	 * should be read.  We do not handle new writes when:
+	 * 1/ A 'write' operation (copy+gen_syndrome) is already in flight.
+	 * 2/ A 'check' operation is in flight, as it may clobber the parity
+	 *    block.
+	 */
+	if (s.to_write && !sh->reconstruct_state && !sh->check_state)
 		handle_stripe_dirtying6(conf, sh, &s, &r6s, disks);
 
 	/* maybe we need to check and possibly fix the parity for this stripe
 	 * Any reads will already have been scheduled, so we just see if enough
-	 * data is available
+	 * data is available.  The parity check is held off while parity
+	 * dependent operations are in flight.
 	 */
-	if (s.syncing && s.locked == 0 && !test_bit(STRIPE_INSYNC, &sh->state))
-		handle_parity_checks6(conf, sh, &s, &r6s, tmp_page, disks);
+	if (sh->check_state ||
+	    (s.syncing && s.locked == 0 &&
+	     !test_bit(STRIPE_COMPUTE_RUN, &sh->state) &&
+	     !test_bit(STRIPE_INSYNC, &sh->state)))
+		handle_parity_checks6(conf, sh, &s, &r6s, disks);
 
 	if (s.syncing && s.locked == 0 && test_bit(STRIPE_INSYNC, &sh->state)) {
 		md_done_sync(conf->mddev, STRIPE_SECTORS,1);
@@ -3178,15 +3427,29 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 					set_bit(R5_Wantwrite, &dev->flags);
 					set_bit(R5_ReWrite, &dev->flags);
 					set_bit(R5_LOCKED, &dev->flags);
+					s.locked++;
 				} else {
 					/* let's read it back */
 					set_bit(R5_Wantread, &dev->flags);
 					set_bit(R5_LOCKED, &dev->flags);
+					s.locked++;
 				}
 			}
 		}
 
-	if (s.expanded && test_bit(STRIPE_EXPANDING, &sh->state)) {
+	/* Finish reconstruct operations initiated by the expansion process */
+	if (sh->reconstruct_state == reconstruct_state_result) {
+		sh->reconstruct_state = reconstruct_state_idle;
+		clear_bit(STRIPE_EXPANDING, &sh->state);
+		for (i = conf->raid_disks; i--; ) {
+			set_bit(R5_Wantwrite, &sh->dev[i].flags);
+			set_bit(R5_LOCKED, &sh->dev[i].flags);
+			s.locked++;
+		}
+	}
+
+	if (s.expanded && test_bit(STRIPE_EXPANDING, &sh->state) &&
+	    !sh->reconstruct_state) {
 		struct stripe_head *sh2
 			= get_active_stripe(conf, sh->sector, 1, 1, 1);
 		if (sh2 && test_bit(STRIPE_EXPAND_SOURCE, &sh2->state)) {
@@ -3207,14 +3470,8 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 		/* Need to write out all blocks after computing P&Q */
 		sh->disks = conf->raid_disks;
 		stripe_set_idx(sh->sector, conf, 0, sh);
-		compute_parity6(sh, RECONSTRUCT_WRITE);
-		for (i = conf->raid_disks ; i-- ;  ) {
-			set_bit(R5_LOCKED, &sh->dev[i].flags);
-			s.locked++;
-			set_bit(R5_Wantwrite, &sh->dev[i].flags);
-		}
-		clear_bit(STRIPE_EXPANDING, &sh->state);
-	} else if (s.expanded) {
+		schedule_reconstruction(sh, &s, 1, 1);
+	} else if (s.expanded && !sh->reconstruct_state && s.locked == 0) {
 		clear_bit(STRIPE_EXPAND_READY, &sh->state);
 		atomic_dec(&conf->reshape_stripes);
 		wake_up(&conf->wait_for_overlap);
@@ -3232,24 +3489,22 @@ static bool handle_stripe6(struct stripe_head *sh, struct page *tmp_page)
 	if (unlikely(blocked_rdev))
 		md_wait_for_blocked_rdev(blocked_rdev, conf->mddev);
 
+	if (s.ops_request)
+		raid_run_ops(sh, s.ops_request);
+
 	ops_run_io(sh, &s);
 
 	return_io(return_bi);
-
-	return blocked_rdev == NULL;
 }
 
-/* returns true if the stripe was handled */
-static bool handle_stripe(struct stripe_head *sh, struct page *tmp_page)
+static void handle_stripe(struct stripe_head *sh)
 {
 	if (sh->raid_conf->level == 6)
-		return handle_stripe6(sh, tmp_page);
+		handle_stripe6(sh);
 	else
-		return handle_stripe5(sh);
+		handle_stripe5(sh);
 }
 
-
-
 static void raid5_activate_delayed(raid5_conf_t *conf)
 {
 	if (atomic_read(&conf->preread_active_stripes) < IO_THRESHOLD) {
@@ -3285,9 +3540,10 @@ static void unplug_slaves(mddev_t *mddev)
 {
 	raid5_conf_t *conf = mddev->private;
 	int i;
+	int devs = max(conf->raid_disks, conf->previous_raid_disks);
 
 	rcu_read_lock();
-	for (i = 0; i < conf->raid_disks; i++) {
+	for (i = 0; i < devs; i++) {
 		mdk_rdev_t *rdev = rcu_dereference(conf->disks[i].rdev);
 		if (rdev && !test_bit(Faulty, &rdev->flags) && atomic_read(&rdev->nr_pending)) {
 			struct request_queue *r_queue = bdev_get_queue(rdev->bdev);
@@ -3331,6 +3587,9 @@ static int raid5_congested(void *data, int bits)
 	/* No difference between reads and writes.  Just check
 	 * how busy the stripe_cache is
 	 */
+
+	if (mddev_congested(mddev, bits))
+		return 1;
 	if (conf->inactive_blocked)
 		return 1;
 	if (conf->quiesce)
@@ -3790,6 +4049,8 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
 			sector_nr = conf->reshape_progress;
 		sector_div(sector_nr, new_data_disks);
 		if (sector_nr) {
+			mddev->curr_resync_completed = sector_nr;
+			sysfs_notify(&mddev->kobj, NULL, "sync_completed");
 			*skipped = 1;
 			return sector_nr;
 		}
@@ -3880,7 +4141,7 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
 	INIT_LIST_HEAD(&stripes);
 	for (i = 0; i < reshape_sectors; i += STRIPE_SECTORS) {
 		int j;
-		int skipped = 0;
+		int skipped_disk = 0;
 		sh = get_active_stripe(conf, stripe_addr+i, 0, 0, 1);
 		set_bit(STRIPE_EXPANDING, &sh->state);
 		atomic_inc(&conf->reshape_stripes);
@@ -3896,14 +4157,14 @@ static sector_t reshape_request(mddev_t *mddev, sector_t sector_nr, int *skipped
 				continue;
 			s = compute_blocknr(sh, j, 0);
 			if (s < raid5_size(mddev, 0, 0)) {
-				skipped = 1;
+				skipped_disk = 1;
 				continue;
 			}
 			memset(page_address(sh->dev[j].page), 0, STRIPE_SIZE);
 			set_bit(R5_Expanded, &sh->dev[j].flags);
 			set_bit(R5_UPTODATE, &sh->dev[j].flags);
 		}
-		if (!skipped) {
+		if (!skipped_disk) {
 			set_bit(STRIPE_EXPAND_READY, &sh->state);
 			set_bit(STRIPE_HANDLE, &sh->state);
 		}
@@ -4056,9 +4317,7 @@ static inline sector_t sync_request(mddev_t *mddev, sector_t sector_nr, int *ski
 	clear_bit(STRIPE_INSYNC, &sh->state);
 	spin_unlock(&sh->lock);
 
-	/* wait for any blocked device to be handled */
-	while(unlikely(!handle_stripe(sh, NULL)))
-		;
+	handle_stripe(sh);
 	release_stripe(sh);
 
 	return STRIPE_SECTORS;
@@ -4114,7 +4373,7 @@ static int  retry_aligned_read(raid5_conf_t *conf, struct bio *raid_bio)
 			return handled;
 		}
 
-		handle_stripe(sh, NULL);
+		handle_stripe(sh);
 		release_stripe(sh);
 		handled++;
 	}
@@ -4129,7 +4388,6 @@ static int  retry_aligned_read(raid5_conf_t *conf, struct bio *raid_bio)
 }
 
 
-
 /*
  * This is our raid5 kernel thread.
  *
@@ -4178,8 +4436,9 @@ static void raid5d(mddev_t *mddev)
 		spin_unlock_irq(&conf->device_lock);
 		
 		handled++;
-		handle_stripe(sh, conf->spare_page);
+		handle_stripe(sh);
 		release_stripe(sh);
+		cond_resched();
 
 		spin_lock_irq(&conf->device_lock);
 	}
@@ -4306,32 +4565,131 @@ raid5_size(mddev_t *mddev, sector_t sectors, int raid_disks)
 
 	if (!sectors)
 		sectors = mddev->dev_sectors;
-	if (!raid_disks) {
+	if (!raid_disks)
 		/* size is defined by the smallest of previous and new size */
-		if (conf->raid_disks < conf->previous_raid_disks)
-			raid_disks = conf->raid_disks;
-		else
-			raid_disks = conf->previous_raid_disks;
-	}
+		raid_disks = min(conf->raid_disks, conf->previous_raid_disks);
 
 	sectors &= ~((sector_t)mddev->chunk_sectors - 1);
 	sectors &= ~((sector_t)mddev->new_chunk_sectors - 1);
 	return sectors * (raid_disks - conf->max_degraded);
 }
 
+static void raid5_free_percpu(raid5_conf_t *conf)
+{
+	struct raid5_percpu *percpu;
+	unsigned long cpu;
+
+	if (!conf->percpu)
+		return;
+
+	get_online_cpus();
+	for_each_possible_cpu(cpu) {
+		percpu = per_cpu_ptr(conf->percpu, cpu);
+		safe_put_page(percpu->spare_page);
+		kfree(percpu->scribble);
+	}
+#ifdef CONFIG_HOTPLUG_CPU
+	unregister_cpu_notifier(&conf->cpu_notify);
+#endif
+	put_online_cpus();
+
+	free_percpu(conf->percpu);
+}
+
 static void free_conf(raid5_conf_t *conf)
 {
 	shrink_stripes(conf);
-	safe_put_page(conf->spare_page);
+	raid5_free_percpu(conf);
 	kfree(conf->disks);
 	kfree(conf->stripe_hashtbl);
 	kfree(conf);
 }
 
+#ifdef CONFIG_HOTPLUG_CPU
+static int raid456_cpu_notify(struct notifier_block *nfb, unsigned long action,
+			      void *hcpu)
+{
+	raid5_conf_t *conf = container_of(nfb, raid5_conf_t, cpu_notify);
+	long cpu = (long)hcpu;
+	struct raid5_percpu *percpu = per_cpu_ptr(conf->percpu, cpu);
+
+	switch (action) {
+	case CPU_UP_PREPARE:
+	case CPU_UP_PREPARE_FROZEN:
+		if (conf->level == 6 && !percpu->spare_page)
+			percpu->spare_page = alloc_page(GFP_KERNEL);
+		if (!percpu->scribble)
+			percpu->scribble = kmalloc(conf->scribble_len, GFP_KERNEL);
+
+		if (!percpu->scribble ||
+		    (conf->level == 6 && !percpu->spare_page)) {
+			safe_put_page(percpu->spare_page);
+			kfree(percpu->scribble);
+			pr_err("%s: failed memory allocation for cpu%ld\n",
+			       __func__, cpu);
+			return NOTIFY_BAD;
+		}
+		break;
+	case CPU_DEAD:
+	case CPU_DEAD_FROZEN:
+		safe_put_page(percpu->spare_page);
+		kfree(percpu->scribble);
+		percpu->spare_page = NULL;
+		percpu->scribble = NULL;
+		break;
+	default:
+		break;
+	}
+	return NOTIFY_OK;
+}
+#endif
+
+static int raid5_alloc_percpu(raid5_conf_t *conf)
+{
+	unsigned long cpu;
+	struct page *spare_page;
+	struct raid5_percpu *allcpus;
+	void *scribble;
+	int err;
+
+	allcpus = alloc_percpu(struct raid5_percpu);
+	if (!allcpus)
+		return -ENOMEM;
+	conf->percpu = allcpus;
+
+	get_online_cpus();
+	err = 0;
+	for_each_present_cpu(cpu) {
+		if (conf->level == 6) {
+			spare_page = alloc_page(GFP_KERNEL);
+			if (!spare_page) {
+				err = -ENOMEM;
+				break;
+			}
+			per_cpu_ptr(conf->percpu, cpu)->spare_page = spare_page;
+		}
+		scribble = kmalloc(conf->scribble_len, GFP_KERNEL);
+		if (!scribble) {
+			err = -ENOMEM;
+			break;
+		}
+		per_cpu_ptr(conf->percpu, cpu)->scribble = scribble;
+	}
+#ifdef CONFIG_HOTPLUG_CPU
+	conf->cpu_notify.notifier_call = raid456_cpu_notify;
+	conf->cpu_notify.priority = 0;
+	if (err == 0)
+		err = register_cpu_notifier(&conf->cpu_notify);
+#endif
+	put_online_cpus();
+
+	return err;
+}
+
 static raid5_conf_t *setup_conf(mddev_t *mddev)
 {
 	raid5_conf_t *conf;
-	int raid_disk, memory;
+	int raid_disk, memory, max_disks;
 	mdk_rdev_t *rdev;
 	struct disk_info *disk;
 
@@ -4367,14 +4725,28 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
 	conf = kzalloc(sizeof(raid5_conf_t), GFP_KERNEL);
 	if (conf == NULL)
 		goto abort;
+	spin_lock_init(&conf->device_lock);
+	init_waitqueue_head(&conf->wait_for_stripe);
+	init_waitqueue_head(&conf->wait_for_overlap);
+	INIT_LIST_HEAD(&conf->handle_list);
+	INIT_LIST_HEAD(&conf->hold_list);
+	INIT_LIST_HEAD(&conf->delayed_list);
+	INIT_LIST_HEAD(&conf->bitmap_list);
+	INIT_LIST_HEAD(&conf->inactive_list);
+	atomic_set(&conf->active_stripes, 0);
+	atomic_set(&conf->preread_active_stripes, 0);
+	atomic_set(&conf->active_aligned_reads, 0);
+	conf->bypass_threshold = BYPASS_THRESHOLD;
 
 	conf->raid_disks = mddev->raid_disks;
 	if (mddev->reshape_position == MaxSector)
 		conf->previous_raid_disks = mddev->raid_disks;
 	else
 		conf->previous_raid_disks = mddev->raid_disks - mddev->delta_disks;
+	max_disks = max(conf->raid_disks, conf->previous_raid_disks);
+	conf->scribble_len = scribble_len(max_disks);
 
-	conf->disks = kzalloc(conf->raid_disks * sizeof(struct disk_info),
+	conf->disks = kzalloc(max_disks * sizeof(struct disk_info),
 			      GFP_KERNEL);
 	if (!conf->disks)
 		goto abort;
@@ -4384,29 +4756,15 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
 	if ((conf->stripe_hashtbl = kzalloc(PAGE_SIZE, GFP_KERNEL)) == NULL)
 		goto abort;
 
-	if (mddev->new_level == 6) {
-		conf->spare_page = alloc_page(GFP_KERNEL);
-		if (!conf->spare_page)
-			goto abort;
-	}
-	spin_lock_init(&conf->device_lock);
-	init_waitqueue_head(&conf->wait_for_stripe);
-	init_waitqueue_head(&conf->wait_for_overlap);
-	INIT_LIST_HEAD(&conf->handle_list);
-	INIT_LIST_HEAD(&conf->hold_list);
-	INIT_LIST_HEAD(&conf->delayed_list);
-	INIT_LIST_HEAD(&conf->bitmap_list);
-	INIT_LIST_HEAD(&conf->inactive_list);
-	atomic_set(&conf->active_stripes, 0);
-	atomic_set(&conf->preread_active_stripes, 0);
-	atomic_set(&conf->active_aligned_reads, 0);
-	conf->bypass_threshold = BYPASS_THRESHOLD;
+	conf->level = mddev->new_level;
+	if (raid5_alloc_percpu(conf) != 0)
+		goto abort;
 
 	pr_debug("raid5: run(%s) called.\n", mdname(mddev));
 
 	list_for_each_entry(rdev, &mddev->disks, same_set) {
 		raid_disk = rdev->raid_disk;
-		if (raid_disk >= conf->raid_disks
+		if (raid_disk >= max_disks
 		    || raid_disk < 0)
 			continue;
 		disk = conf->disks + raid_disk;
@@ -4438,7 +4796,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
 	}
 
 	memory = conf->max_nr_stripes * (sizeof(struct stripe_head) +
-		 conf->raid_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024;
+		 max_disks * ((sizeof(struct bio) + PAGE_SIZE))) / 1024;
 	if (grow_stripes(conf, conf->max_nr_stripes)) {
 		printk(KERN_ERR
 			"raid5: couldn't allocate %dkB for buffers\n", memory);
@@ -4447,7 +4805,7 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
 		printk(KERN_INFO "raid5: allocated %dkB for %s\n",
 			memory, mdname(mddev));
 
-	conf->thread = md_register_thread(raid5d, mddev, "%s_raid5");
+	conf->thread = md_register_thread(raid5d, mddev, NULL);
 	if (!conf->thread) {
 		printk(KERN_ERR
 		       "raid5: couldn't allocate thread for %s\n",
@@ -4465,11 +4823,40 @@ static raid5_conf_t *setup_conf(mddev_t *mddev)
 		return ERR_PTR(-ENOMEM);
 }
 
+
+static int only_parity(int raid_disk, int algo, int raid_disks, int max_degraded)
+{
+	switch (algo) {
+	case ALGORITHM_PARITY_0:
+		if (raid_disk < max_degraded)
+			return 1;
+		break;
+	case ALGORITHM_PARITY_N:
+		if (raid_disk >= raid_disks - max_degraded)
+			return 1;
+		break;
+	case ALGORITHM_PARITY_0_6:
+		if (raid_disk == 0 || 
+		    raid_disk == raid_disks - 1)
+			return 1;
+		break;
+	case ALGORITHM_LEFT_ASYMMETRIC_6:
+	case ALGORITHM_RIGHT_ASYMMETRIC_6:
+	case ALGORITHM_LEFT_SYMMETRIC_6:
+	case ALGORITHM_RIGHT_SYMMETRIC_6:
+		if (raid_disk == raid_disks - 1)
+			return 1;
+	}
+	return 0;
+}
+
 static int run(mddev_t *mddev)
 {
 	raid5_conf_t *conf;
 	int working_disks = 0, chunk_size;
+	int dirty_parity_disks = 0;
 	mdk_rdev_t *rdev;
+	sector_t reshape_offset = 0;
 
 	if (mddev->recovery_cp != MaxSector)
 		printk(KERN_NOTICE "raid5: %s is not clean"
@@ -4503,6 +4890,7 @@ static int run(mddev_t *mddev)
 			       "on a stripe boundary\n");
 			return -EINVAL;
 		}
+		reshape_offset = here_new * mddev->new_chunk_sectors;
 		/* here_new is the stripe we will write to */
 		here_old = mddev->reshape_position;
 		sector_div(here_old, mddev->chunk_sectors *
@@ -4558,12 +4946,54 @@ static int run(mddev_t *mddev)
 	/*
 	 * 0 for a fully functional array, 1 or 2 for a degraded array.
 	 */
-	list_for_each_entry(rdev, &mddev->disks, same_set)
-		if (rdev->raid_disk >= 0 &&
-		    test_bit(In_sync, &rdev->flags))
+	list_for_each_entry(rdev, &mddev->disks, same_set) {
+		if (rdev->raid_disk < 0)
+			continue;
+		if (test_bit(In_sync, &rdev->flags))
 			working_disks++;
+		/* This disc is not fully in-sync.  However if it
+		 * just stored parity (beyond the recovery_offset),
+		 * when we don't need to be concerned about the
+		 * array being dirty.
+		 * When reshape goes 'backwards', we never have
+		 * partially completed devices, so we only need
+		 * to worry about reshape going forwards.
+		 */
+		/* Hack because v0.91 doesn't store recovery_offset properly. */
+		if (mddev->major_version == 0 &&
+		    mddev->minor_version > 90)
+			rdev->recovery_offset = reshape_offset;
+			
+		printk("%d: w=%d pa=%d pr=%d m=%d a=%d r=%d op1=%d op2=%d\n",
+		       rdev->raid_disk, working_disks, conf->prev_algo,
+		       conf->previous_raid_disks, conf->max_degraded,
+		       conf->algorithm, conf->raid_disks, 
+		       only_parity(rdev->raid_disk,
+				   conf->prev_algo,
+				   conf->previous_raid_disks,
+				   conf->max_degraded),
+		       only_parity(rdev->raid_disk,
+				   conf->algorithm,
+				   conf->raid_disks,
+				   conf->max_degraded));
+		if (rdev->recovery_offset < reshape_offset) {
+			/* We need to check old and new layout */
+			if (!only_parity(rdev->raid_disk,
+					 conf->algorithm,
+					 conf->raid_disks,
+					 conf->max_degraded))
+				continue;
+		}
+		if (!only_parity(rdev->raid_disk,
+				 conf->prev_algo,
+				 conf->previous_raid_disks,
+				 conf->max_degraded))
+			continue;
+		dirty_parity_disks++;
+	}
 
-	mddev->degraded = conf->raid_disks - working_disks;
+	mddev->degraded = (max(conf->raid_disks, conf->previous_raid_disks)
+			   - working_disks);
 
 	if (mddev->degraded > conf->max_degraded) {
 		printk(KERN_ERR "raid5: not enough operational devices for %s"
@@ -4576,7 +5006,7 @@ static int run(mddev_t *mddev)
 	mddev->dev_sectors &= ~(mddev->chunk_sectors - 1);
 	mddev->resync_max_sectors = mddev->dev_sectors;
 
-	if (mddev->degraded > 0 &&
+	if (mddev->degraded > dirty_parity_disks &&
 	    mddev->recovery_cp != MaxSector) {
 		if (mddev->ok_start_degraded)
 			printk(KERN_WARNING
@@ -4613,7 +5043,7 @@ static int run(mddev_t *mddev)
 		set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery);
 		set_bit(MD_RECOVERY_RUNNING, &mddev->recovery);
 		mddev->sync_thread = md_register_thread(md_do_sync, mddev,
-							"%s_reshape");
+							"reshape");
 	}
 
 	/* read-ahead size must cover two whole stripes, which is
@@ -5002,9 +5432,11 @@ static int raid5_start_reshape(mddev_t *mddev)
 		    !test_bit(Faulty, &rdev->flags)) {
 			if (raid5_add_disk(mddev, rdev) == 0) {
 				char nm[20];
-				set_bit(In_sync, &rdev->flags);
+				if (rdev->raid_disk >= conf->previous_raid_disks)
+					set_bit(In_sync, &rdev->flags);
+				else
+					rdev->recovery_offset = 0;
 				added_devices++;
-				rdev->recovery_offset = 0;
 				sprintf(nm, "rd%d", rdev->raid_disk);
 				if (sysfs_create_link(&mddev->kobj,
 						      &rdev->kobj, nm))
@@ -5031,7 +5463,7 @@ static int raid5_start_reshape(mddev_t *mddev)
 	set_bit(MD_RECOVERY_RESHAPE, &mddev->recovery);
 	set_bit(MD_RECOVERY_RUNNING, &mddev->recovery);
 	mddev->sync_thread = md_register_thread(md_do_sync, mddev,
-						"%s_reshape");
+						"reshape");
 	if (!mddev->sync_thread) {
 		mddev->recovery = 0;
 		spin_lock_irq(&conf->device_lock);
diff --git a/drivers/md/raid5.h b/drivers/md/raid5.h
index 9459689c4ea0..dd708359b451 100644
--- a/drivers/md/raid5.h
+++ b/drivers/md/raid5.h
@@ -2,6 +2,7 @@
 #define _RAID5_H
 
 #include <linux/raid/xor.h>
+#include <linux/dmaengine.h>
 
 /*
  *
@@ -175,7 +176,9 @@
  */
 enum check_states {
 	check_state_idle = 0,
-	check_state_run, /* parity check */
+	check_state_run, /* xor parity check */
+	check_state_run_q, /* q-parity check */
+	check_state_run_pq, /* pq dual parity check */
 	check_state_check_result,
 	check_state_compute_run, /* parity repair */
 	check_state_compute_result,
@@ -211,12 +214,20 @@ struct stripe_head {
 	int			disks;		/* disks in stripe */
 	enum check_states	check_state;
 	enum reconstruct_states reconstruct_state;
-	/* stripe_operations
+	/**
+	 * struct stripe_operations
 	 * @target - STRIPE_OP_COMPUTE_BLK target
+	 * @target2 - 2nd compute target in the raid6 case
+	 * @zero_sum_result - P and Q verification flags
+	 * @request - async service request flags for raid_run_ops
 	 */
 	struct stripe_operations {
-		int		   target;
-		u32		   zero_sum_result;
+		int 		     target, target2;
+		enum sum_check_flags zero_sum_result;
+		#ifdef CONFIG_MULTICORE_RAID456
+		unsigned long	     request;
+		wait_queue_head_t    wait_for_ops;
+		#endif
 	} ops;
 	struct r5dev {
 		struct bio	req;
@@ -291,6 +302,8 @@ struct r6_state {
 #define	STRIPE_FULL_WRITE	13 /* all blocks are set to be overwritten */
 #define	STRIPE_BIOFILL_RUN	14
 #define	STRIPE_COMPUTE_RUN	15
+#define	STRIPE_OPS_REQ_PENDING	16
+
 /*
  * Operation request flags
  */
@@ -298,7 +311,7 @@ struct r6_state {
 #define STRIPE_OP_COMPUTE_BLK	1
 #define STRIPE_OP_PREXOR	2
 #define STRIPE_OP_BIODRAIN	3
-#define STRIPE_OP_POSTXOR	4
+#define STRIPE_OP_RECONSTRUCT	4
 #define STRIPE_OP_CHECK	5
 
 /*
@@ -385,8 +398,21 @@ struct raid5_private_data {
 					    * (fresh device added).
 					    * Cleared when a sync completes.
 					    */
-
-	struct page 		*spare_page; /* Used when checking P/Q in raid6 */
+	/* per cpu variables */
+	struct raid5_percpu {
+		struct page	*spare_page; /* Used when checking P/Q in raid6 */
+		void		*scribble;   /* space for constructing buffer
+					      * lists and performing address
+					      * conversions
+					      */
+	} *percpu;
+	size_t			scribble_len; /* size of scribble region must be
+					       * associated with conf to handle
+					       * cpu hotplug while reshaping
+					       */
+#ifdef CONFIG_HOTPLUG_CPU
+	struct notifier_block	cpu_notify;
+#endif
 
 	/*
 	 * Free stripes pool
@@ -462,7 +488,7 @@ static inline int algorithm_valid_raid6(int layout)
 {
 	return (layout >= 0 && layout <= 5)
 		||
-		(layout == 8 || layout == 10)
+		(layout >= 8 && layout <= 10)
 		||
 		(layout >= 16 && layout <= 20);
 }
diff --git a/drivers/md/raid6altivec.uc b/drivers/md/raid6altivec.uc
index 699dfeee4944..2654d5c854be 100644
--- a/drivers/md/raid6altivec.uc
+++ b/drivers/md/raid6altivec.uc
@@ -15,7 +15,7 @@
  *
  * $#-way unrolled portable integer math RAID-6 instruction set
  *
- * This file is postprocessed using unroll.pl
+ * This file is postprocessed using unroll.awk
  *
  * <benh> hpa: in process,
  * you can just "steal" the vec unit with enable_kernel_altivec() (but
diff --git a/drivers/md/raid6int.uc b/drivers/md/raid6int.uc
index f9bf9cba357f..d1e276a14fab 100644
--- a/drivers/md/raid6int.uc
+++ b/drivers/md/raid6int.uc
@@ -15,7 +15,7 @@
  *
  * $#-way unrolled portable integer math RAID-6 instruction set
  *
- * This file is postprocessed using unroll.pl
+ * This file is postprocessed using unroll.awk
  */
 
 #include <linux/raid/pq.h>
diff --git a/drivers/md/raid6test/Makefile b/drivers/md/raid6test/Makefile
index 58ffdf4f5161..2874cbef529d 100644
--- a/drivers/md/raid6test/Makefile
+++ b/drivers/md/raid6test/Makefile
@@ -7,7 +7,7 @@ CC	 = gcc
 OPTFLAGS = -O2			# Adjust as desired
 CFLAGS	 = -I.. -I ../../../include -g $(OPTFLAGS)
 LD	 = ld
-PERL	 = perl
+AWK	 = awk
 AR	 = ar
 RANLIB	 = ranlib
 
@@ -35,35 +35,35 @@ raid6.a: raid6int1.o raid6int2.o raid6int4.o raid6int8.o raid6int16.o \
 raid6test: test.c raid6.a
 	$(CC) $(CFLAGS) -o raid6test $^
 
-raid6altivec1.c: raid6altivec.uc ../unroll.pl
-	$(PERL) ../unroll.pl 1 < raid6altivec.uc > $@
+raid6altivec1.c: raid6altivec.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=1 < raid6altivec.uc > $@
 
-raid6altivec2.c: raid6altivec.uc ../unroll.pl
-	$(PERL) ../unroll.pl 2 < raid6altivec.uc > $@
+raid6altivec2.c: raid6altivec.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=2 < raid6altivec.uc > $@
 
-raid6altivec4.c: raid6altivec.uc ../unroll.pl
-	$(PERL) ../unroll.pl 4 < raid6altivec.uc > $@
+raid6altivec4.c: raid6altivec.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=4 < raid6altivec.uc > $@
 
-raid6altivec8.c: raid6altivec.uc ../unroll.pl
-	$(PERL) ../unroll.pl 8 < raid6altivec.uc > $@
+raid6altivec8.c: raid6altivec.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=8 < raid6altivec.uc > $@
 
-raid6int1.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 1 < raid6int.uc > $@
+raid6int1.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=1 < raid6int.uc > $@
 
-raid6int2.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 2 < raid6int.uc > $@
+raid6int2.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=2 < raid6int.uc > $@
 
-raid6int4.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 4 < raid6int.uc > $@
+raid6int4.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=4 < raid6int.uc > $@
 
-raid6int8.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 8 < raid6int.uc > $@
+raid6int8.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=8 < raid6int.uc > $@
 
-raid6int16.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 16 < raid6int.uc > $@
+raid6int16.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=16 < raid6int.uc > $@
 
-raid6int32.c: raid6int.uc ../unroll.pl
-	$(PERL) ../unroll.pl 32 < raid6int.uc > $@
+raid6int32.c: raid6int.uc ../unroll.awk
+	$(AWK) ../unroll.awk -vN=32 < raid6int.uc > $@
 
 raid6tables.c: mktables
 	./mktables > raid6tables.c
diff --git a/drivers/md/unroll.awk b/drivers/md/unroll.awk
new file mode 100644
index 000000000000..c6aa03631df8
--- /dev/null
+++ b/drivers/md/unroll.awk
@@ -0,0 +1,20 @@
+
+# This filter requires one command line option of form -vN=n
+# where n must be a decimal number.
+#
+# Repeat each input line containing $$ n times, replacing $$ with 0...n-1.
+# Replace each $# with n, and each $* with a single $.
+
+BEGIN {
+	n = N + 0
+}
+{
+	if (/\$\$/) { rep = n } else { rep = 1 }
+	for (i = 0; i < rep; ++i) {
+		tmp = $0
+		gsub(/\$\$/, i, tmp)
+		gsub(/\$\#/, n, tmp)
+		gsub(/\$\*/, "$", tmp)
+		print tmp
+	}
+}
diff --git a/drivers/md/unroll.pl b/drivers/md/unroll.pl
deleted file mode 100644
index 3acc710a20ea..000000000000
--- a/drivers/md/unroll.pl
+++ /dev/null
@@ -1,24 +0,0 @@
-#!/usr/bin/perl
-#
-# Take a piece of C code and for each line which contains the sequence $$
-# repeat n times with $ replaced by 0...n-1; the sequence $# is replaced
-# by the unrolling factor, and $* with a single $
-#
-
-($n) = @ARGV;
-$n += 0;
-
-while ( defined($line = <STDIN>) ) {
-    if ( $line =~ /\$\$/ ) {
-	$rep = $n;
-    } else {
-	$rep = 1;
-    }
-    for ( $i = 0 ; $i < $rep ; $i++ ) {
-	$tmp = $line;
-	$tmp =~ s/\$\$/$i/g;
-	$tmp =~ s/\$\#/$n/g;
-	$tmp =~ s/\$\*/\$/g;
-	print $tmp;
-    }
-}
diff --git a/drivers/media/common/ir-functions.c b/drivers/media/common/ir-functions.c
index 655474b29e21..abd4791acb0e 100644
--- a/drivers/media/common/ir-functions.c
+++ b/drivers/media/common/ir-functions.c
@@ -64,7 +64,7 @@ void ir_input_init(struct input_dev *dev, struct ir_input_state *ir,
 
 	ir->ir_type = ir_type;
 
-	memset(ir->ir_codes, sizeof(ir->ir_codes), 0);
+	memset(ir->ir_codes, 0, sizeof(ir->ir_codes));
 
 	/*
 	 * FIXME: This is a temporary workaround to use the new IR tables
diff --git a/drivers/media/common/tuners/tda18271-common.c b/drivers/media/common/tuners/tda18271-common.c
index fc76c30e24f1..155c93eb75da 100644
--- a/drivers/media/common/tuners/tda18271-common.c
+++ b/drivers/media/common/tuners/tda18271-common.c
@@ -210,7 +210,8 @@ int tda18271_write_regs(struct dvb_frontend *fe, int idx, int len)
 	tda18271_i2c_gate_ctrl(fe, 0);
 
 	if (ret != 1)
-		tda_err("ERROR: i2c_transfer returned: %d\n", ret);
+		tda_err("ERROR: idx = 0x%x, len = %d, "
+			"i2c_transfer returned: %d\n", idx, len, ret);
 
 	return (ret == 1 ? 0 : ret);
 }
diff --git a/drivers/media/common/tuners/tda18271-fe.c b/drivers/media/common/tuners/tda18271-fe.c
index bc4b004ba7db..3a50ce96fcb9 100644
--- a/drivers/media/common/tuners/tda18271-fe.c
+++ b/drivers/media/common/tuners/tda18271-fe.c
@@ -36,6 +36,27 @@ static LIST_HEAD(hybrid_tuner_instance_list);
 
 /*---------------------------------------------------------------------*/
 
+static int tda18271_toggle_output(struct dvb_frontend *fe, int standby)
+{
+	struct tda18271_priv *priv = fe->tuner_priv;
+
+	int ret = tda18271_set_standby_mode(fe, standby ? 1 : 0,
+			priv->output_opt & TDA18271_OUTPUT_LT_OFF ? 1 : 0,
+			priv->output_opt & TDA18271_OUTPUT_XT_OFF ? 1 : 0);
+
+	if (tda_fail(ret))
+		goto fail;
+
+	tda_dbg("%s mode: xtal oscillator %s, slave tuner loop thru %s\n",
+		standby ? "standby" : "active",
+		priv->output_opt & TDA18271_OUTPUT_XT_OFF ? "off" : "on",
+		priv->output_opt & TDA18271_OUTPUT_LT_OFF ? "off" : "on");
+fail:
+	return ret;
+}
+
+/*---------------------------------------------------------------------*/
+
 static inline int charge_pump_source(struct dvb_frontend *fe, int force)
 {
 	struct tda18271_priv *priv = fe->tuner_priv;
@@ -271,7 +292,7 @@ static int tda18271c2_rf_tracking_filters_correction(struct dvb_frontend *fe,
 	tda18271_lookup_map(fe, RF_CAL_DC_OVER_DT, &freq, &dc_over_dt);
 
 	/* calculate temperature compensation */
-	rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal);
+	rfcal_comp = dc_over_dt * (tm_current - priv->tm_rfcal) / 1000;
 
 	regs[R_EB14] = approx + rfcal_comp;
 	ret = tda18271_write_regs(fe, R_EB14, 1);
@@ -595,13 +616,13 @@ static int tda18271_rf_tracking_filters_init(struct dvb_frontend *fe, u32 freq)
 		case RF2:
 			map[i].rf_a1 = (prog_cal[RF2] - prog_tab[RF2] -
 					prog_cal[RF1] + prog_tab[RF1]) /
-				((rf_freq[RF2] - rf_freq[RF1]) / 1000);
+				(s32)((rf_freq[RF2] - rf_freq[RF1]) / 1000);
 			map[i].rf2   = rf_freq[RF2] / 1000;
 			break;
 		case RF3:
 			map[i].rf_a2 = (prog_cal[RF3] - prog_tab[RF3] -
 					prog_cal[RF2] + prog_tab[RF2]) /
-				((rf_freq[RF3] - rf_freq[RF2]) / 1000);
+				(s32)((rf_freq[RF3] - rf_freq[RF2]) / 1000);
 			map[i].rf_b2 = prog_cal[RF2] - prog_tab[RF2];
 			map[i].rf3   = rf_freq[RF3] / 1000;
 			break;
@@ -800,7 +821,7 @@ static int tda18271_init(struct dvb_frontend *fe)
 
 	mutex_lock(&priv->lock);
 
-	/* power up */
+	/* full power up */
 	ret = tda18271_set_standby_mode(fe, 0, 0, 0);
 	if (tda_fail(ret))
 		goto fail;
@@ -818,6 +839,21 @@ fail:
 	return ret;
 }
 
+static int tda18271_sleep(struct dvb_frontend *fe)
+{
+	struct tda18271_priv *priv = fe->tuner_priv;
+	int ret;
+
+	mutex_lock(&priv->lock);
+
+	/* enter standby mode, with required output features enabled */
+	ret = tda18271_toggle_output(fe, 1);
+
+	mutex_unlock(&priv->lock);
+
+	return ret;
+}
+
 /* ------------------------------------------------------------------ */
 
 static int tda18271_agc(struct dvb_frontend *fe)
@@ -827,8 +863,9 @@ static int tda18271_agc(struct dvb_frontend *fe)
 
 	switch (priv->config) {
 	case 0:
-		/* no LNA */
-		tda_dbg("no agc configuration provided\n");
+		/* no external agc configuration required */
+		if (tda18271_debug & DBG_ADV)
+			tda_dbg("no agc configuration provided\n");
 		break;
 	case 3:
 		/* switch with GPIO of saa713x */
@@ -963,12 +1000,12 @@ static int tda18271_set_analog_params(struct dvb_frontend *fe,
 	struct tda18271_std_map_item *map;
 	char *mode;
 	int ret;
-	u32 freq = params->frequency * 62500;
+	u32 freq = params->frequency * 125 *
+		((params->mode == V4L2_TUNER_RADIO) ? 1 : 1000) / 2;
 
 	priv->mode = TDA18271_ANALOG;
 
 	if (params->mode == V4L2_TUNER_RADIO) {
-		freq = freq / 1000;
 		map = &std_map->fm_radio;
 		mode = "fm";
 	} else if (params->std & V4L2_STD_MN) {
@@ -1010,22 +1047,6 @@ fail:
 	return ret;
 }
 
-static int tda18271_sleep(struct dvb_frontend *fe)
-{
-	struct tda18271_priv *priv = fe->tuner_priv;
-	int ret;
-
-	mutex_lock(&priv->lock);
-
-	/* standby mode w/ slave tuner output
-	 * & loop thru & xtal oscillator on */
-	ret = tda18271_set_standby_mode(fe, 1, 0, 0);
-
-	mutex_unlock(&priv->lock);
-
-	return ret;
-}
-
 static int tda18271_release(struct dvb_frontend *fe)
 {
 	struct tda18271_priv *priv = fe->tuner_priv;
@@ -1199,6 +1220,9 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 		priv->gate = (cfg) ? cfg->gate : TDA18271_GATE_AUTO;
 		priv->role = (cfg) ? cfg->role : TDA18271_MASTER;
 		priv->config = (cfg) ? cfg->config : 0;
+		priv->small_i2c = (cfg) ? cfg->small_i2c : 0;
+		priv->output_opt = (cfg) ?
+			cfg->output_opt : TDA18271_OUTPUT_LT_XT_ON;
 
 		/* tda18271_cal_on_startup == -1 when cal
 		 * module option is unset */
@@ -1216,9 +1240,6 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 
 		fe->tuner_priv = priv;
 
-		if (cfg)
-			priv->small_i2c = cfg->small_i2c;
-
 		if (tda_fail(tda18271_get_id(fe)))
 			goto fail;
 
@@ -1238,9 +1259,19 @@ struct dvb_frontend *tda18271_attach(struct dvb_frontend *fe, u8 addr,
 		/* existing tuner instance */
 		fe->tuner_priv = priv;
 
-		/* allow dvb driver to override i2c gate setting */
-		if ((cfg) && (cfg->gate != TDA18271_GATE_ANALOG))
-			priv->gate = cfg->gate;
+		/* allow dvb driver to override configuration settings */
+		if (cfg) {
+			if (cfg->gate != TDA18271_GATE_ANALOG)
+				priv->gate = cfg->gate;
+			if (cfg->role)
+				priv->role = cfg->role;
+			if (cfg->config)
+				priv->config = cfg->config;
+			if (cfg->small_i2c)
+				priv->small_i2c = cfg->small_i2c;
+			if (cfg->output_opt)
+				priv->output_opt = cfg->output_opt;
+		}
 		break;
 	}
 
diff --git a/drivers/media/common/tuners/tda18271-maps.c b/drivers/media/common/tuners/tda18271-maps.c
index ab14ceb9e0ce..e21fdeff3ddf 100644
--- a/drivers/media/common/tuners/tda18271-maps.c
+++ b/drivers/media/common/tuners/tda18271-maps.c
@@ -962,10 +962,9 @@ struct tda18271_cid_target_map {
 static struct tda18271_cid_target_map tda18271_cid_target[] = {
 	{ .rfmax =  46000, .target = 0x04, .limit =  1800 },
 	{ .rfmax =  52200, .target = 0x0a, .limit =  1500 },
-	{ .rfmax =  79100, .target = 0x01, .limit =  4000 },
+	{ .rfmax =  70100, .target = 0x01, .limit =  4000 },
 	{ .rfmax = 136800, .target = 0x18, .limit =  4000 },
 	{ .rfmax = 156700, .target = 0x18, .limit =  4000 },
-	{ .rfmax = 156700, .target = 0x18, .limit =  4000 },
 	{ .rfmax = 186250, .target = 0x0a, .limit =  4000 },
 	{ .rfmax = 230000, .target = 0x0a, .limit =  4000 },
 	{ .rfmax = 345000, .target = 0x18, .limit =  4000 },
diff --git a/drivers/media/common/tuners/tda18271-priv.h b/drivers/media/common/tuners/tda18271-priv.h
index e6a80ad09356..2bee229acd91 100644
--- a/drivers/media/common/tuners/tda18271-priv.h
+++ b/drivers/media/common/tuners/tda18271-priv.h
@@ -108,6 +108,7 @@ struct tda18271_priv {
 	enum tda18271_role role;
 	enum tda18271_i2c_gate gate;
 	enum tda18271_ver id;
+	enum tda18271_output_options output_opt;
 
 	unsigned int config; /* interface to saa713x / tda829x */
 	unsigned int tm_rfcal;
diff --git a/drivers/media/common/tuners/tda18271.h b/drivers/media/common/tuners/tda18271.h
index 71bac9593f1e..323f2912128d 100644
--- a/drivers/media/common/tuners/tda18271.h
+++ b/drivers/media/common/tuners/tda18271.h
@@ -67,6 +67,17 @@ enum tda18271_i2c_gate {
 	TDA18271_GATE_DIGITAL,
 };
 
+enum tda18271_output_options {
+	/* slave tuner output & loop thru & xtal oscillator always on */
+	TDA18271_OUTPUT_LT_XT_ON = 0,
+
+	/* slave tuner output loop thru off */
+	TDA18271_OUTPUT_LT_OFF = 1,
+
+	/* xtal oscillator off */
+	TDA18271_OUTPUT_XT_OFF = 2,
+};
+
 struct tda18271_config {
 	/* override default if freq / std settings (optional) */
 	struct tda18271_std_map *std_map;
@@ -77,6 +88,9 @@ struct tda18271_config {
 	/* use i2c gate provided by analog or digital demod */
 	enum tda18271_i2c_gate gate;
 
+	/* output options that can be disabled */
+	enum tda18271_output_options output_opt;
+
 	/* force rf tracking filter calibration on startup */
 	unsigned int rf_cal_on_startup:1;
 
diff --git a/drivers/media/common/tuners/tuner-types.c b/drivers/media/common/tuners/tuner-types.c
index 5c6ef1e23c94..2b876f3988c1 100644
--- a/drivers/media/common/tuners/tuner-types.c
+++ b/drivers/media/common/tuners/tuner-types.c
@@ -1320,6 +1320,23 @@ static struct tuner_params tuner_partsnic_pti_5nf05_params[] = {
 	},
 };
 
+/* --------- TUNER_PHILIPS_CU1216L - DVB-C NIM ------------------------- */
+
+static struct tuner_range tuner_cu1216l_ranges[] = {
+	{ 16 * 160.25 /*MHz*/, 0xce, 0x01 },
+	{ 16 * 444.25 /*MHz*/, 0xce, 0x02 },
+	{ 16 * 999.99        , 0xce, 0x04 },
+};
+
+static struct tuner_params tuner_philips_cu1216l_params[] = {
+	{
+		.type   = TUNER_PARAM_TYPE_DIGITAL,
+		.ranges = tuner_cu1216l_ranges,
+		.count  = ARRAY_SIZE(tuner_cu1216l_ranges),
+		.iffreq = 16 * 36.125, /*MHz*/
+	},
+};
+
 /* --------------------------------------------------------------------- */
 
 struct tunertype tuners[] = {
@@ -1778,6 +1795,16 @@ struct tunertype tuners[] = {
 		.params = tuner_partsnic_pti_5nf05_params,
 		.count  = ARRAY_SIZE(tuner_partsnic_pti_5nf05_params),
 	},
+	[TUNER_PHILIPS_CU1216L] = {
+		.name = "Philips CU1216L",
+		.params = tuner_philips_cu1216l_params,
+		.count  = ARRAY_SIZE(tuner_philips_cu1216l_params),
+		.stepsize = 62500,
+	},
+	[TUNER_NXP_TDA18271] = {
+		.name   = "NXP TDA18271",
+		/* see tda18271-fe.c for details */
+	},
 };
 EXPORT_SYMBOL(tuners);
 
diff --git a/drivers/media/dvb/Kconfig b/drivers/media/dvb/Kconfig
index 1d0e4b1ef10c..35d0817126e9 100644
--- a/drivers/media/dvb/Kconfig
+++ b/drivers/media/dvb/Kconfig
@@ -68,6 +68,10 @@ comment "Supported FireWire (IEEE 1394) Adapters"
 	depends on DVB_CORE && IEEE1394
 source "drivers/media/dvb/firewire/Kconfig"
 
+comment "Supported Earthsoft PT1 Adapters"
+	depends on DVB_CORE && PCI && I2C
+source "drivers/media/dvb/pt1/Kconfig"
+
 comment "Supported DVB Frontends"
 	depends on DVB_CORE
 source "drivers/media/dvb/frontends/Kconfig"
diff --git a/drivers/media/dvb/Makefile b/drivers/media/dvb/Makefile
index 6092a5bb5a7d..16d262ddb45d 100644
--- a/drivers/media/dvb/Makefile
+++ b/drivers/media/dvb/Makefile
@@ -2,6 +2,6 @@
 # Makefile for the kernel multimedia device drivers.
 #
 
-obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/
+obj-y        := dvb-core/ frontends/ ttpci/ ttusb-dec/ ttusb-budget/ b2c2/ bt8xx/ dvb-usb/ pluto2/ siano/ dm1105/ pt1/
 
 obj-$(CONFIG_DVB_FIREDTV)	+= firewire/
diff --git a/drivers/media/dvb/dvb-core/dmxdev.c b/drivers/media/dvb/dvb-core/dmxdev.c
index 3750ff48cba1..c37790ad92d0 100644
--- a/drivers/media/dvb/dvb-core/dmxdev.c
+++ b/drivers/media/dvb/dvb-core/dmxdev.c
@@ -20,6 +20,7 @@
  *
  */
 
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
@@ -1203,7 +1204,7 @@ static unsigned int dvb_dvr_poll(struct file *file, poll_table *wait)
 	return mask;
 }
 
-static struct file_operations dvb_dvr_fops = {
+static const struct file_operations dvb_dvr_fops = {
 	.owner = THIS_MODULE,
 	.read = dvb_dvr_read,
 	.write = dvb_dvr_write,
diff --git a/drivers/media/dvb/dvb-core/dvb_demux.c b/drivers/media/dvb/dvb-core/dvb_demux.c
index eef6d3616626..91c537bca8ad 100644
--- a/drivers/media/dvb/dvb-core/dvb_demux.c
+++ b/drivers/media/dvb/dvb-core/dvb_demux.c
@@ -21,6 +21,7 @@
  *
  */
 
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.c b/drivers/media/dvb/dvb-core/dvb_frontend.c
index d13ebcb0c6b6..ddf639ed2fd8 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.c
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.c
@@ -850,6 +850,49 @@ static int dvb_frontend_check_parameters(struct dvb_frontend *fe,
 	return 0;
 }
 
+static int dvb_frontend_clear_cache(struct dvb_frontend *fe)
+{
+	int i;
+
+	memset(&(fe->dtv_property_cache), 0,
+			sizeof(struct dtv_frontend_properties));
+
+	fe->dtv_property_cache.state = DTV_CLEAR;
+	fe->dtv_property_cache.delivery_system = SYS_UNDEFINED;
+	fe->dtv_property_cache.inversion = INVERSION_AUTO;
+	fe->dtv_property_cache.fec_inner = FEC_AUTO;
+	fe->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_AUTO;
+	fe->dtv_property_cache.bandwidth_hz = BANDWIDTH_AUTO;
+	fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_AUTO;
+	fe->dtv_property_cache.hierarchy = HIERARCHY_AUTO;
+	fe->dtv_property_cache.symbol_rate = QAM_AUTO;
+	fe->dtv_property_cache.code_rate_HP = FEC_AUTO;
+	fe->dtv_property_cache.code_rate_LP = FEC_AUTO;
+
+	fe->dtv_property_cache.isdbt_partial_reception = -1;
+	fe->dtv_property_cache.isdbt_sb_mode = -1;
+	fe->dtv_property_cache.isdbt_sb_subchannel = -1;
+	fe->dtv_property_cache.isdbt_sb_segment_idx = -1;
+	fe->dtv_property_cache.isdbt_sb_segment_count = -1;
+	fe->dtv_property_cache.isdbt_layer_enabled = 0x7;
+	for (i = 0; i < 3; i++) {
+		fe->dtv_property_cache.layer[i].fec = FEC_AUTO;
+		fe->dtv_property_cache.layer[i].modulation = QAM_AUTO;
+		fe->dtv_property_cache.layer[i].interleaving = -1;
+		fe->dtv_property_cache.layer[i].segment_count = -1;
+	}
+
+	return 0;
+}
+
+#define _DTV_CMD(n, s, b) \
+[n] = { \
+	.name = #n, \
+	.cmd  = n, \
+	.set  = s,\
+	.buffer = b \
+}
+
 static struct dtv_cmds_h dtv_cmds[] = {
 	[DTV_TUNE] = {
 		.name	= "DTV_TUNE",
@@ -949,6 +992,47 @@ static struct dtv_cmds_h dtv_cmds[] = {
 		.cmd	= DTV_TRANSMISSION_MODE,
 		.set	= 1,
 	},
+
+	_DTV_CMD(DTV_ISDBT_PARTIAL_RECEPTION, 1, 0),
+	_DTV_CMD(DTV_ISDBT_SOUND_BROADCASTING, 1, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SUBCHANNEL_ID, 1, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SEGMENT_IDX, 1, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SEGMENT_COUNT, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYER_ENABLED, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_FEC, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_MODULATION, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_SEGMENT_COUNT, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_TIME_INTERLEAVING, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_FEC, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_MODULATION, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_SEGMENT_COUNT, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_TIME_INTERLEAVING, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_FEC, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_MODULATION, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_SEGMENT_COUNT, 1, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_TIME_INTERLEAVING, 1, 0),
+
+	_DTV_CMD(DTV_ISDBT_PARTIAL_RECEPTION, 0, 0),
+	_DTV_CMD(DTV_ISDBT_SOUND_BROADCASTING, 0, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SUBCHANNEL_ID, 0, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SEGMENT_IDX, 0, 0),
+	_DTV_CMD(DTV_ISDBT_SB_SEGMENT_COUNT, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYER_ENABLED, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_FEC, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_MODULATION, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_SEGMENT_COUNT, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERA_TIME_INTERLEAVING, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_FEC, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_MODULATION, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_SEGMENT_COUNT, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERB_TIME_INTERLEAVING, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_FEC, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_MODULATION, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_SEGMENT_COUNT, 0, 0),
+	_DTV_CMD(DTV_ISDBT_LAYERC_TIME_INTERLEAVING, 0, 0),
+
+	_DTV_CMD(DTV_ISDBS_TS_ID, 1, 0),
+
 	/* Get */
 	[DTV_DISEQC_SLAVE_REPLY] = {
 		.name	= "DTV_DISEQC_SLAVE_REPLY",
@@ -956,6 +1040,7 @@ static struct dtv_cmds_h dtv_cmds[] = {
 		.set	= 0,
 		.buffer	= 1,
 	},
+
 	[DTV_API_VERSION] = {
 		.name	= "DTV_API_VERSION",
 		.cmd	= DTV_API_VERSION,
@@ -1165,14 +1250,21 @@ static void dtv_property_adv_params_sync(struct dvb_frontend *fe)
 	if(c->delivery_system == SYS_ISDBT) {
 		/* Fake out a generic DVB-T request so we pass validation in the ioctl */
 		p->frequency = c->frequency;
-		p->inversion = INVERSION_AUTO;
+		p->inversion = c->inversion;
 		p->u.ofdm.constellation = QAM_AUTO;
 		p->u.ofdm.code_rate_HP = FEC_AUTO;
 		p->u.ofdm.code_rate_LP = FEC_AUTO;
-		p->u.ofdm.bandwidth = BANDWIDTH_AUTO;
 		p->u.ofdm.transmission_mode = TRANSMISSION_MODE_AUTO;
 		p->u.ofdm.guard_interval = GUARD_INTERVAL_AUTO;
 		p->u.ofdm.hierarchy_information = HIERARCHY_AUTO;
+		if (c->bandwidth_hz == 8000000)
+			p->u.ofdm.bandwidth = BANDWIDTH_8_MHZ;
+		else if (c->bandwidth_hz == 7000000)
+			p->u.ofdm.bandwidth = BANDWIDTH_7_MHZ;
+		else if (c->bandwidth_hz == 6000000)
+			p->u.ofdm.bandwidth = BANDWIDTH_6_MHZ;
+		else
+			p->u.ofdm.bandwidth = BANDWIDTH_AUTO;
 	}
 }
 
@@ -1274,6 +1366,65 @@ static int dtv_property_process_get(struct dvb_frontend *fe,
 	case DTV_HIERARCHY:
 		tvp->u.data = fe->dtv_property_cache.hierarchy;
 		break;
+
+	/* ISDB-T Support here */
+	case DTV_ISDBT_PARTIAL_RECEPTION:
+		tvp->u.data = fe->dtv_property_cache.isdbt_partial_reception;
+		break;
+	case DTV_ISDBT_SOUND_BROADCASTING:
+		tvp->u.data = fe->dtv_property_cache.isdbt_sb_mode;
+		break;
+	case DTV_ISDBT_SB_SUBCHANNEL_ID:
+		tvp->u.data = fe->dtv_property_cache.isdbt_sb_subchannel;
+		break;
+	case DTV_ISDBT_SB_SEGMENT_IDX:
+		tvp->u.data = fe->dtv_property_cache.isdbt_sb_segment_idx;
+		break;
+	case DTV_ISDBT_SB_SEGMENT_COUNT:
+		tvp->u.data = fe->dtv_property_cache.isdbt_sb_segment_count;
+		break;
+	case DTV_ISDBT_LAYER_ENABLED:
+		tvp->u.data = fe->dtv_property_cache.isdbt_layer_enabled;
+		break;
+	case DTV_ISDBT_LAYERA_FEC:
+		tvp->u.data = fe->dtv_property_cache.layer[0].fec;
+		break;
+	case DTV_ISDBT_LAYERA_MODULATION:
+		tvp->u.data = fe->dtv_property_cache.layer[0].modulation;
+		break;
+	case DTV_ISDBT_LAYERA_SEGMENT_COUNT:
+		tvp->u.data = fe->dtv_property_cache.layer[0].segment_count;
+		break;
+	case DTV_ISDBT_LAYERA_TIME_INTERLEAVING:
+		tvp->u.data = fe->dtv_property_cache.layer[0].interleaving;
+		break;
+	case DTV_ISDBT_LAYERB_FEC:
+		tvp->u.data = fe->dtv_property_cache.layer[1].fec;
+		break;
+	case DTV_ISDBT_LAYERB_MODULATION:
+		tvp->u.data = fe->dtv_property_cache.layer[1].modulation;
+		break;
+	case DTV_ISDBT_LAYERB_SEGMENT_COUNT:
+		tvp->u.data = fe->dtv_property_cache.layer[1].segment_count;
+		break;
+	case DTV_ISDBT_LAYERB_TIME_INTERLEAVING:
+		tvp->u.data = fe->dtv_property_cache.layer[1].interleaving;
+		break;
+	case DTV_ISDBT_LAYERC_FEC:
+		tvp->u.data = fe->dtv_property_cache.layer[2].fec;
+		break;
+	case DTV_ISDBT_LAYERC_MODULATION:
+		tvp->u.data = fe->dtv_property_cache.layer[2].modulation;
+		break;
+	case DTV_ISDBT_LAYERC_SEGMENT_COUNT:
+		tvp->u.data = fe->dtv_property_cache.layer[2].segment_count;
+		break;
+	case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
+		tvp->u.data = fe->dtv_property_cache.layer[2].interleaving;
+		break;
+	case DTV_ISDBS_TS_ID:
+		tvp->u.data = fe->dtv_property_cache.isdbs_ts_id;
+		break;
 	default:
 		r = -1;
 	}
@@ -1302,10 +1453,8 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
 		/* Reset a cache of data specific to the frontend here. This does
 		 * not effect hardware.
 		 */
+		dvb_frontend_clear_cache(fe);
 		dprintk("%s() Flushing property cache\n", __func__);
-		memset(&fe->dtv_property_cache, 0, sizeof(struct dtv_frontend_properties));
-		fe->dtv_property_cache.state = tvp->cmd;
-		fe->dtv_property_cache.delivery_system = SYS_UNDEFINED;
 		break;
 	case DTV_TUNE:
 		/* interpret the cache of data, build either a traditional frontend
@@ -1371,6 +1520,65 @@ static int dtv_property_process_set(struct dvb_frontend *fe,
 	case DTV_HIERARCHY:
 		fe->dtv_property_cache.hierarchy = tvp->u.data;
 		break;
+
+	/* ISDB-T Support here */
+	case DTV_ISDBT_PARTIAL_RECEPTION:
+		fe->dtv_property_cache.isdbt_partial_reception = tvp->u.data;
+		break;
+	case DTV_ISDBT_SOUND_BROADCASTING:
+		fe->dtv_property_cache.isdbt_sb_mode = tvp->u.data;
+		break;
+	case DTV_ISDBT_SB_SUBCHANNEL_ID:
+		fe->dtv_property_cache.isdbt_sb_subchannel = tvp->u.data;
+		break;
+	case DTV_ISDBT_SB_SEGMENT_IDX:
+		fe->dtv_property_cache.isdbt_sb_segment_idx = tvp->u.data;
+		break;
+	case DTV_ISDBT_SB_SEGMENT_COUNT:
+		fe->dtv_property_cache.isdbt_sb_segment_count = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYER_ENABLED:
+		fe->dtv_property_cache.isdbt_layer_enabled = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERA_FEC:
+		fe->dtv_property_cache.layer[0].fec = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERA_MODULATION:
+		fe->dtv_property_cache.layer[0].modulation = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERA_SEGMENT_COUNT:
+		fe->dtv_property_cache.layer[0].segment_count = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERA_TIME_INTERLEAVING:
+		fe->dtv_property_cache.layer[0].interleaving = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERB_FEC:
+		fe->dtv_property_cache.layer[1].fec = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERB_MODULATION:
+		fe->dtv_property_cache.layer[1].modulation = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERB_SEGMENT_COUNT:
+		fe->dtv_property_cache.layer[1].segment_count = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERB_TIME_INTERLEAVING:
+		fe->dtv_property_cache.layer[1].interleaving = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERC_FEC:
+		fe->dtv_property_cache.layer[2].fec = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERC_MODULATION:
+		fe->dtv_property_cache.layer[2].modulation = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERC_SEGMENT_COUNT:
+		fe->dtv_property_cache.layer[2].segment_count = tvp->u.data;
+		break;
+	case DTV_ISDBT_LAYERC_TIME_INTERLEAVING:
+		fe->dtv_property_cache.layer[2].interleaving = tvp->u.data;
+		break;
+	case DTV_ISDBS_TS_ID:
+		fe->dtv_property_cache.isdbs_ts_id = tvp->u.data;
+		break;
 	default:
 		r = -1;
 	}
diff --git a/drivers/media/dvb/dvb-core/dvb_frontend.h b/drivers/media/dvb/dvb-core/dvb_frontend.h
index e176da472d7a..810f07d63246 100644
--- a/drivers/media/dvb/dvb-core/dvb_frontend.h
+++ b/drivers/media/dvb/dvb-core/dvb_frontend.h
@@ -341,6 +341,23 @@ struct dtv_frontend_properties {
 	fe_rolloff_t		rolloff;
 
 	fe_delivery_system_t	delivery_system;
+
+	/* ISDB-T specifics */
+	u8			isdbt_partial_reception;
+	u8			isdbt_sb_mode;
+	u8			isdbt_sb_subchannel;
+	u32			isdbt_sb_segment_idx;
+	u32			isdbt_sb_segment_count;
+	u8			isdbt_layer_enabled;
+	struct {
+	    u8			segment_count;
+	    fe_code_rate_t	fec;
+	    fe_modulation_t	modulation;
+	    u8			interleaving;
+	} layer[3];
+
+	/* ISDB-T specifics */
+	u32			isdbs_ts_id;
 };
 
 struct dvb_frontend {
diff --git a/drivers/media/dvb/dvb-core/dvb_net.c b/drivers/media/dvb/dvb-core/dvb_net.c
index 8c9ae0a3a272..0241a7c5c34a 100644
--- a/drivers/media/dvb/dvb-core/dvb_net.c
+++ b/drivers/media/dvb/dvb-core/dvb_net.c
@@ -63,6 +63,7 @@
 #include <asm/uaccess.h>
 #include <linux/crc32.h>
 #include <linux/mutex.h>
+#include <linux/sched.h>
 
 #include "dvb_demux.h"
 #include "dvb_net.h"
diff --git a/drivers/media/dvb/dvb-core/dvbdev.c b/drivers/media/dvb/dvb-core/dvbdev.c
index 479dd05762a5..94159b90f733 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.c
+++ b/drivers/media/dvb/dvb-core/dvbdev.c
@@ -447,7 +447,7 @@ static int dvb_uevent(struct device *dev, struct kobj_uevent_env *env)
 	return 0;
 }
 
-static char *dvb_nodename(struct device *dev)
+static char *dvb_devnode(struct device *dev, mode_t *mode)
 {
 	struct dvb_device *dvbdev = dev_get_drvdata(dev);
 
@@ -478,7 +478,7 @@ static int __init init_dvbdev(void)
 		goto error;
 	}
 	dvb_class->dev_uevent = dvb_uevent;
-	dvb_class->nodename = dvb_nodename;
+	dvb_class->devnode = dvb_devnode;
 	return 0;
 
 error:
diff --git a/drivers/media/dvb/dvb-core/dvbdev.h b/drivers/media/dvb/dvb-core/dvbdev.h
index 895e2efca8a9..01fc70484743 100644
--- a/drivers/media/dvb/dvb-core/dvbdev.h
+++ b/drivers/media/dvb/dvb-core/dvbdev.h
@@ -31,10 +31,9 @@
 #define DVB_MAJOR 212
 
 #if defined(CONFIG_DVB_MAX_ADAPTERS) && CONFIG_DVB_MAX_ADAPTERS > 0
-#define DVB_MAX_ADAPTERS CONFIG_DVB_MAX_ADAPTERS
+  #define DVB_MAX_ADAPTERS CONFIG_DVB_MAX_ADAPTERS
 #else
-#warning invalid CONFIG_DVB_MAX_ADAPTERS value
-#define DVB_MAX_ADAPTERS 8
+  #define DVB_MAX_ADAPTERS 8
 #endif
 
 #define DVB_UNSET (-1)
diff --git a/drivers/media/dvb/dvb-usb/Kconfig b/drivers/media/dvb/dvb-usb/Kconfig
index 8b8bc04ee980..0e4b97fba384 100644
--- a/drivers/media/dvb/dvb-usb/Kconfig
+++ b/drivers/media/dvb/dvb-usb/Kconfig
@@ -71,6 +71,7 @@ config DVB_USB_DIB0700
 	depends on DVB_USB
 	select DVB_DIB7000P if !DVB_FE_CUSTOMISE
 	select DVB_DIB7000M if !DVB_FE_CUSTOMISE
+	select DVB_DIB8000 if !DVB_FE_CUSTOMISE
 	select DVB_DIB3000MC if !DVB_FE_CUSTOMISE
 	select DVB_S5H1411 if !DVB_FE_CUSTOMISE
 	select DVB_LGDT3305 if !DVB_FE_CUSTOMISE
@@ -87,7 +88,7 @@ config DVB_USB_DIB0700
 	  Avermedia and other big and small companies.
 
 	  For an up-to-date list of devices supported by this driver, have a look
-	  on the Linux-DVB Wiki at www.linuxtv.org.
+	  on the LinuxTV Wiki at www.linuxtv.org.
 
 	  Say Y if you own such a device and want to use it. You should build it as
 	  a module.
@@ -315,3 +316,9 @@ config DVB_USB_CE6230
 	select MEDIA_TUNER_MXL5005S if !MEDIA_TUNER_CUSTOMISE
 	help
 	  Say Y here to support the Intel CE6230 DVB-T USB2.0 receiver
+
+config DVB_USB_FRIIO
+	tristate "Friio ISDB-T USB2.0 Receiver support"
+	depends on DVB_USB
+	help
+	  Say Y here to support the Japanese DTV receiver Friio.
diff --git a/drivers/media/dvb/dvb-usb/Makefile b/drivers/media/dvb/dvb-usb/Makefile
index f92734ed777a..85b83a43d55d 100644
--- a/drivers/media/dvb/dvb-usb/Makefile
+++ b/drivers/media/dvb/dvb-usb/Makefile
@@ -79,6 +79,9 @@ obj-$(CONFIG_DVB_USB_CINERGY_T2) += dvb-usb-cinergyT2.o
 dvb-usb-ce6230-objs = ce6230.o
 obj-$(CONFIG_DVB_USB_CE6230) += dvb-usb-ce6230.o
 
+dvb-usb-friio-objs = friio.o friio-fe.o
+obj-$(CONFIG_DVB_USB_FRIIO) += dvb-usb-friio.o
+
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core/ -Idrivers/media/dvb/frontends/
 # due to tuner-xc3028
 EXTRA_CFLAGS += -Idrivers/media/common/tuners
diff --git a/drivers/media/dvb/dvb-usb/af9015.c b/drivers/media/dvb/dvb-usb/af9015.c
index 99cdd0d101ca..cf042b309b46 100644
--- a/drivers/media/dvb/dvb-usb/af9015.c
+++ b/drivers/media/dvb/dvb-usb/af9015.c
@@ -61,10 +61,13 @@ static struct af9013_config af9015_af9013_config[] = {
 
 static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 {
+#define BUF_LEN 63
+#define REQ_HDR_LEN 8 /* send header size */
+#define ACK_HDR_LEN 2 /* rece header size */
 	int act_len, ret;
-	u8 buf[64];
+	u8 buf[BUF_LEN];
 	u8 write = 1;
-	u8 msg_len = 8;
+	u8 msg_len = REQ_HDR_LEN;
 	static u8 seq; /* packet sequence number */
 
 	if (mutex_lock_interruptible(&af9015_usb_mutex) < 0)
@@ -94,7 +97,7 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 		break;
 	case WRITE_MEMORY:
 		if (((req->addr & 0xff00) == 0xff00) ||
-		    ((req->addr & 0xae00) == 0xae00))
+		    ((req->addr & 0xff00) == 0xae00))
 			buf[0] = WRITE_VIRTUAL_MEMORY;
 	case WRITE_VIRTUAL_MEMORY:
 	case COPY_FIRMWARE:
@@ -107,17 +110,26 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 		goto error_unlock;
 	}
 
+	/* buffer overflow check */
+	if ((write && (req->data_len > BUF_LEN - REQ_HDR_LEN)) ||
+		(!write && (req->data_len > BUF_LEN - ACK_HDR_LEN))) {
+		err("too much data; cmd:%d len:%d", req->cmd, req->data_len);
+		ret = -EINVAL;
+		goto error_unlock;
+	}
+
 	/* write requested */
 	if (write) {
-		memcpy(&buf[8], req->data, req->data_len);
+		memcpy(&buf[REQ_HDR_LEN], req->data, req->data_len);
 		msg_len += req->data_len;
 	}
+
 	deb_xfer(">>> ");
 	debug_dump(buf, msg_len, deb_xfer);
 
 	/* send req */
 	ret = usb_bulk_msg(udev, usb_sndbulkpipe(udev, 0x02), buf, msg_len,
-	&act_len, AF9015_USB_TIMEOUT);
+		&act_len, AF9015_USB_TIMEOUT);
 	if (ret)
 		err("bulk message failed:%d (%d/%d)", ret, msg_len, act_len);
 	else
@@ -130,10 +142,14 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 	if (req->cmd == DOWNLOAD_FIRMWARE || req->cmd == RECONNECT_USB)
 		goto exit_unlock;
 
-	/* receive ack and data if read req */
-	msg_len = 1 + 1 + req->data_len;  /* seq + status + data len */
+	/* write receives seq + status = 2 bytes
+	   read receives seq + status + data = 2 + N bytes */
+	msg_len = ACK_HDR_LEN;
+	if (!write)
+		msg_len += req->data_len;
+
 	ret = usb_bulk_msg(udev, usb_rcvbulkpipe(udev, 0x81), buf, msg_len,
-			   &act_len, AF9015_USB_TIMEOUT);
+		&act_len, AF9015_USB_TIMEOUT);
 	if (ret) {
 		err("recv bulk message failed:%d", ret);
 		ret = -1;
@@ -159,7 +175,7 @@ static int af9015_rw_udev(struct usb_device *udev, struct req_t *req)
 
 	/* read request, copy returned data to return buf */
 	if (!write)
-		memcpy(req->data, &buf[2], req->data_len);
+		memcpy(req->data, &buf[ACK_HDR_LEN], req->data_len);
 
 error_unlock:
 exit_unlock:
@@ -369,12 +385,14 @@ static int af9015_init_endpoint(struct dvb_usb_device *d)
 	u8  packet_size;
 	deb_info("%s: USB speed:%d\n", __func__, d->udev->speed);
 
+	/* Windows driver uses packet count 21 for USB1.1 and 348 for USB2.0.
+	   We use smaller - about 1/4 from the original, 5 and 87. */
 #define TS_PACKET_SIZE            188
 
-#define TS_USB20_PACKET_COUNT     348
+#define TS_USB20_PACKET_COUNT      87
 #define TS_USB20_FRAME_SIZE       (TS_PACKET_SIZE*TS_USB20_PACKET_COUNT)
 
-#define TS_USB11_PACKET_COUNT      21
+#define TS_USB11_PACKET_COUNT       5
 #define TS_USB11_FRAME_SIZE       (TS_PACKET_SIZE*TS_USB11_PACKET_COUNT)
 
 #define TS_USB20_MAX_PACKET_SIZE  512
@@ -868,13 +886,13 @@ static int af9015_read_config(struct usb_device *udev)
 		/* USB1.1 set smaller buffersize and disable 2nd adapter */
 		if (udev->speed == USB_SPEED_FULL) {
 			af9015_properties[i].adapter[0].stream.u.bulk.buffersize
-				= TS_USB11_MAX_PACKET_SIZE;
+				= TS_USB11_FRAME_SIZE;
 			/* disable 2nd adapter because we don't have
 			   PID-filters */
 			af9015_config.dual_mode = 0;
 		} else {
 			af9015_properties[i].adapter[0].stream.u.bulk.buffersize
-				= TS_USB20_MAX_PACKET_SIZE;
+				= TS_USB20_FRAME_SIZE;
 		}
 	}
 
@@ -1310,7 +1328,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
 					.u = {
 						.bulk = {
 							.buffersize =
-						TS_USB20_MAX_PACKET_SIZE,
+						TS_USB20_FRAME_SIZE,
 						}
 					}
 				},
@@ -1416,7 +1434,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
 					.u = {
 						.bulk = {
 							.buffersize =
-						TS_USB20_MAX_PACKET_SIZE,
+						TS_USB20_FRAME_SIZE,
 						}
 					}
 				},
@@ -1522,7 +1540,7 @@ static struct dvb_usb_device_properties af9015_properties[] = {
 					.u = {
 						.bulk = {
 							.buffersize =
-						TS_USB20_MAX_PACKET_SIZE,
+						TS_USB20_FRAME_SIZE,
 						}
 					}
 				},
diff --git a/drivers/media/dvb/dvb-usb/anysee.c b/drivers/media/dvb/dvb-usb/anysee.c
index 7381aff4dcf6..2ae7f648effe 100644
--- a/drivers/media/dvb/dvb-usb/anysee.c
+++ b/drivers/media/dvb/dvb-usb/anysee.c
@@ -203,11 +203,11 @@ static struct i2c_algorithm anysee_i2c_algo = {
 
 static int anysee_mt352_demod_init(struct dvb_frontend *fe)
 {
-	static u8 clock_config []  = { CLOCK_CTL,  0x38, 0x28 };
-	static u8 reset []         = { RESET,      0x80 };
-	static u8 adc_ctl_1_cfg [] = { ADC_CTL_1,  0x40 };
-	static u8 agc_cfg []       = { AGC_TARGET, 0x28, 0x20 };
-	static u8 gpp_ctl_cfg []   = { GPP_CTL,    0x33 };
+	static u8 clock_config[]   = { CLOCK_CTL,  0x38, 0x28 };
+	static u8 reset[]          = { RESET,      0x80 };
+	static u8 adc_ctl_1_cfg[]  = { ADC_CTL_1,  0x40 };
+	static u8 agc_cfg[]        = { AGC_TARGET, 0x28, 0x20 };
+	static u8 gpp_ctl_cfg[]    = { GPP_CTL,    0x33 };
 	static u8 capt_range_cfg[] = { CAPT_RANGE, 0x32 };
 
 	mt352_write(fe, clock_config,   sizeof(clock_config));
@@ -485,7 +485,7 @@ static int anysee_probe(struct usb_interface *intf,
 	return ret;
 }
 
-static struct usb_device_id anysee_table [] = {
+static struct usb_device_id anysee_table[] = {
 	{ USB_DEVICE(USB_VID_CYPRESS, USB_PID_ANYSEE) },
 	{ USB_DEVICE(USB_VID_AMT,     USB_PID_ANYSEE) },
 	{ }		/* Terminating entry */
@@ -511,7 +511,7 @@ static struct dvb_usb_device_properties anysee_properties = {
 				.endpoint = 0x82,
 				.u = {
 					.bulk = {
-						.buffersize = 512,
+						.buffersize = (16*512),
 					}
 				}
 			},
diff --git a/drivers/media/dvb/dvb-usb/ce6230.c b/drivers/media/dvb/dvb-usb/ce6230.c
index 52badc00e673..3df2045b7d2d 100644
--- a/drivers/media/dvb/dvb-usb/ce6230.c
+++ b/drivers/media/dvb/dvb-usb/ce6230.c
@@ -105,7 +105,7 @@ static int ce6230_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
 	int i = 0;
 	struct req_t req;
 	int ret = 0;
-	memset(&req, 0, sizeof(&req));
+	memset(&req, 0, sizeof(req));
 
 	if (num > 2)
 		return -EINVAL;
@@ -274,7 +274,7 @@ static struct dvb_usb_device_properties ce6230_properties = {
 				.endpoint = 0x82,
 				.u = {
 					.bulk = {
-						.buffersize = 512,
+						.buffersize = (16*512),
 					}
 				}
 			},
diff --git a/drivers/media/dvb/dvb-usb/cxusb.c b/drivers/media/dvb/dvb-usb/cxusb.c
index f65591fb7cec..2a53dd096eef 100644
--- a/drivers/media/dvb/dvb-usb/cxusb.c
+++ b/drivers/media/dvb/dvb-usb/cxusb.c
@@ -663,6 +663,14 @@ static struct zl10353_config cxusb_zl10353_xc3028_config = {
 	.parallel_ts = 1,
 };
 
+static struct zl10353_config cxusb_zl10353_xc3028_config_no_i2c_gate = {
+	.demod_address = 0x0f,
+	.if2 = 45600,
+	.no_tuner = 1,
+	.parallel_ts = 1,
+	.disable_i2c_gate_ctrl = 1,
+};
+
 static struct mt352_config cxusb_mt352_xc3028_config = {
 	.demod_address = 0x0f,
 	.if2 = 4560,
@@ -894,7 +902,7 @@ static int cxusb_dualdig4_frontend_attach(struct dvb_usb_adapter *adap)
 	cxusb_bluebird_gpio_pulse(adap->dev, 0x02, 1);
 
 	if ((adap->fe = dvb_attach(zl10353_attach,
-				   &cxusb_zl10353_xc3028_config,
+				   &cxusb_zl10353_xc3028_config_no_i2c_gate,
 				   &adap->dev->i2c_adap)) == NULL)
 		return -EIO;
 
diff --git a/drivers/media/dvb/dvb-usb/dib0700_devices.c b/drivers/media/dvb/dvb-usb/dib0700_devices.c
index d1d6f4491403..6bd8951ea02b 100644
--- a/drivers/media/dvb/dvb-usb/dib0700_devices.c
+++ b/drivers/media/dvb/dvb-usb/dib0700_devices.c
@@ -4,13 +4,14 @@
  *	under the terms of the GNU General Public License as published by the Free
  *	Software Foundation, version 2.
  *
- *  Copyright (C) 2005-7 DiBcom, SA
+ *  Copyright (C) 2005-9 DiBcom, SA et al
  */
 #include "dib0700.h"
 
 #include "dib3000mc.h"
 #include "dib7000m.h"
 #include "dib7000p.h"
+#include "dib8000.h"
 #include "mt2060.h"
 #include "mt2266.h"
 #include "tuner-xc2028.h"
@@ -1098,11 +1099,13 @@ static struct dibx000_agc_config dib7070_agc_config = {
 
 static int dib7070_tuner_reset(struct dvb_frontend *fe, int onoff)
 {
+	deb_info("reset: %d", onoff);
 	return dib7000p_set_gpio(fe, 8, 0, !onoff);
 }
 
 static int dib7070_tuner_sleep(struct dvb_frontend *fe, int onoff)
 {
+	deb_info("sleep: %d", onoff);
 	return dib7000p_set_gpio(fe, 9, 0, onoff);
 }
 
@@ -1112,16 +1115,26 @@ static struct dib0070_config dib7070p_dib0070_config[2] = {
 		.reset = dib7070_tuner_reset,
 		.sleep = dib7070_tuner_sleep,
 		.clock_khz = 12000,
-		.clock_pad_drive = 4
+		.clock_pad_drive = 4,
+		.charge_pump = 2,
 	}, {
 		.i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
 		.reset = dib7070_tuner_reset,
 		.sleep = dib7070_tuner_sleep,
 		.clock_khz = 12000,
-
+		.charge_pump = 2,
 	}
 };
 
+static struct dib0070_config dib7770p_dib0070_config = {
+	 .i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
+	 .reset = dib7070_tuner_reset,
+	 .sleep = dib7070_tuner_sleep,
+	 .clock_khz = 12000,
+	 .clock_pad_drive = 0,
+	 .flip_chip = 1,
+};
+
 static int dib7070_set_param_override(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
 {
 	struct dvb_usb_adapter *adap = fe->dvb->priv;
@@ -1139,6 +1152,45 @@ static int dib7070_set_param_override(struct dvb_frontend *fe, struct dvb_fronte
 	return state->set_param_save(fe, fep);
 }
 
+static int dib7770_set_param_override(struct dvb_frontend *fe,
+		struct dvb_frontend_parameters *fep)
+{
+	 struct dvb_usb_adapter *adap = fe->dvb->priv;
+	 struct dib0700_adapter_state *state = adap->priv;
+
+	 u16 offset;
+	 u8 band = BAND_OF_FREQUENCY(fep->frequency/1000);
+	 switch (band) {
+	 case BAND_VHF:
+		  dib7000p_set_gpio(fe, 0, 0, 1);
+		  offset = 850;
+		  break;
+	 case BAND_UHF:
+	 default:
+		  dib7000p_set_gpio(fe, 0, 0, 0);
+		  offset = 250;
+		  break;
+	 }
+	 deb_info("WBD for DiB7000P: %d\n", offset + dib0070_wbd_offset(fe));
+	 dib7000p_set_wbd_ref(fe, offset + dib0070_wbd_offset(fe));
+	 return state->set_param_save(fe, fep);
+}
+
+static int dib7770p_tuner_attach(struct dvb_usb_adapter *adap)
+{
+	 struct dib0700_adapter_state *st = adap->priv;
+	 struct i2c_adapter *tun_i2c = dib7000p_get_i2c_master(adap->fe,
+			 DIBX000_I2C_INTERFACE_TUNER, 1);
+
+	 if (dvb_attach(dib0070_attach, adap->fe, tun_i2c,
+				 &dib7770p_dib0070_config) == NULL)
+		 return -ENODEV;
+
+	 st->set_param_save = adap->fe->ops.tuner_ops.set_params;
+	 adap->fe->ops.tuner_ops.set_params = dib7770_set_param_override;
+	 return 0;
+}
+
 static int dib7070p_tuner_attach(struct dvb_usb_adapter *adap)
 {
 	struct dib0700_adapter_state *st = adap->priv;
@@ -1217,6 +1269,306 @@ static int stk7070p_frontend_attach(struct dvb_usb_adapter *adap)
 	return adap->fe == NULL ? -ENODEV : 0;
 }
 
+/* DIB807x generic */
+static struct dibx000_agc_config dib807x_agc_config[2] = {
+	{
+		BAND_VHF,
+		/* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
+		 * P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
+		 * P_agc_inv_pwm2=0,P_agc_inh_dc_rv_est=0,
+		 * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
+		 * P_agc_write=0 */
+		(0 << 15) | (0 << 14) | (7 << 11) | (0 << 10) | (0 << 9) |
+			(0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) |
+			(0 << 0), /* setup*/
+
+		600, /* inv_gain*/
+		10,  /* time_stabiliz*/
+
+		0,  /* alpha_level*/
+		118,  /* thlock*/
+
+		0,     /* wbd_inv*/
+		3530,  /* wbd_ref*/
+		1,     /* wbd_sel*/
+		5,     /* wbd_alpha*/
+
+		65535,  /* agc1_max*/
+		0,  /* agc1_min*/
+
+		65535,  /* agc2_max*/
+		0,      /* agc2_min*/
+
+		0,      /* agc1_pt1*/
+		40,     /* agc1_pt2*/
+		183,    /* agc1_pt3*/
+		206,    /* agc1_slope1*/
+		255,    /* agc1_slope2*/
+		72,     /* agc2_pt1*/
+		152,    /* agc2_pt2*/
+		88,     /* agc2_slope1*/
+		90,     /* agc2_slope2*/
+
+		17,  /* alpha_mant*/
+		27,  /* alpha_exp*/
+		23,  /* beta_mant*/
+		51,  /* beta_exp*/
+
+		0,  /* perform_agc_softsplit*/
+	}, {
+		BAND_UHF,
+		/* P_agc_use_sd_mod1=0, P_agc_use_sd_mod2=0,
+		 * P_agc_freq_pwm_div=1, P_agc_inv_pwm1=0,
+		 * P_agc_inv_pwm2=0, P_agc_inh_dc_rv_est=0,
+		 * P_agc_time_est=3, P_agc_freeze=0, P_agc_nb_est=5,
+		 * P_agc_write=0 */
+		(0 << 15) | (0 << 14) | (1 << 11) | (0 << 10) | (0 << 9) |
+			(0 << 8) | (3 << 5) | (0 << 4) | (5 << 1) |
+			(0 << 0), /* setup */
+
+		600, /* inv_gain*/
+		10,  /* time_stabiliz*/
+
+		0,  /* alpha_level*/
+		118,  /* thlock*/
+
+		0,     /* wbd_inv*/
+		3530,  /* wbd_ref*/
+		1,     /* wbd_sel*/
+		5,     /* wbd_alpha*/
+
+		65535,  /* agc1_max*/
+		0,  /* agc1_min*/
+
+		65535,  /* agc2_max*/
+		0,      /* agc2_min*/
+
+		0,      /* agc1_pt1*/
+		40,     /* agc1_pt2*/
+		183,    /* agc1_pt3*/
+		206,    /* agc1_slope1*/
+		255,    /* agc1_slope2*/
+		72,     /* agc2_pt1*/
+		152,    /* agc2_pt2*/
+		88,     /* agc2_slope1*/
+		90,     /* agc2_slope2*/
+
+		17,  /* alpha_mant*/
+		27,  /* alpha_exp*/
+		23,  /* beta_mant*/
+		51,  /* beta_exp*/
+
+		0,  /* perform_agc_softsplit*/
+	}
+};
+
+static struct dibx000_bandwidth_config dib807x_bw_config_12_mhz = {
+	60000, 15000, /* internal, sampling*/
+	1, 20, 3, 1, 0, /* pll_cfg: prediv, ratio, range, reset, bypass*/
+	0, 0, 1, 1, 2, /* misc: refdiv, bypclk_div, IO_CLK_en_core,
+			  ADClkSrc, modulo */
+	(3 << 14) | (1 << 12) | (599 << 0), /* sad_cfg: refsel, sel, freq_15k*/
+	(0 << 25) | 0, /* ifreq = 0.000000 MHz*/
+	18179755, /* timf*/
+	12000000, /* xtal_hz*/
+};
+
+static struct dib8000_config dib807x_dib8000_config[2] = {
+	{
+		.output_mpeg2_in_188_bytes = 1,
+
+		.agc_config_count = 2,
+		.agc = dib807x_agc_config,
+		.pll = &dib807x_bw_config_12_mhz,
+		.tuner_is_baseband = 1,
+
+		.gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
+		.gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
+		.gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,
+
+		.hostbus_diversity = 1,
+		.div_cfg = 1,
+		.agc_control = &dib0070_ctrl_agc_filter,
+		.output_mode = OUTMODE_MPEG2_FIFO,
+		.drives = 0x2d98,
+	}, {
+		.output_mpeg2_in_188_bytes = 1,
+
+		.agc_config_count = 2,
+		.agc = dib807x_agc_config,
+		.pll = &dib807x_bw_config_12_mhz,
+		.tuner_is_baseband = 1,
+
+		.gpio_dir = DIB8000_GPIO_DEFAULT_DIRECTIONS,
+		.gpio_val = DIB8000_GPIO_DEFAULT_VALUES,
+		.gpio_pwm_pos = DIB8000_GPIO_DEFAULT_PWM_POS,
+
+		.hostbus_diversity = 1,
+		.agc_control = &dib0070_ctrl_agc_filter,
+		.output_mode = OUTMODE_MPEG2_FIFO,
+		.drives = 0x2d98,
+	}
+};
+
+static int dib807x_tuner_reset(struct dvb_frontend *fe, int onoff)
+{
+	return dib8000_set_gpio(fe, 5, 0, !onoff);
+}
+
+static int dib807x_tuner_sleep(struct dvb_frontend *fe, int onoff)
+{
+	return dib8000_set_gpio(fe, 0, 0, onoff);
+}
+
+static const struct dib0070_wbd_gain_cfg dib8070_wbd_gain_cfg[] = {
+    { 240,      7},
+    { 0xffff,   6},
+};
+
+static struct dib0070_config dib807x_dib0070_config[2] = {
+	{
+		.i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
+		.reset = dib807x_tuner_reset,
+		.sleep = dib807x_tuner_sleep,
+		.clock_khz = 12000,
+		.clock_pad_drive = 4,
+		.vga_filter = 1,
+		.force_crystal_mode = 1,
+		.enable_third_order_filter = 1,
+		.charge_pump = 0,
+		.wbd_gain = dib8070_wbd_gain_cfg,
+		.osc_buffer_state = 0,
+		.freq_offset_khz_uhf = -100,
+		.freq_offset_khz_vhf = -100,
+	}, {
+		.i2c_address = DEFAULT_DIB0070_I2C_ADDRESS,
+		.reset = dib807x_tuner_reset,
+		.sleep = dib807x_tuner_sleep,
+		.clock_khz = 12000,
+		.clock_pad_drive = 2,
+		.vga_filter = 1,
+		.force_crystal_mode = 1,
+		.enable_third_order_filter = 1,
+		.charge_pump = 0,
+		.wbd_gain = dib8070_wbd_gain_cfg,
+		.osc_buffer_state = 0,
+		.freq_offset_khz_uhf = -25,
+		.freq_offset_khz_vhf = -25,
+	}
+};
+
+static int dib807x_set_param_override(struct dvb_frontend *fe,
+		struct dvb_frontend_parameters *fep)
+{
+	struct dvb_usb_adapter *adap = fe->dvb->priv;
+	struct dib0700_adapter_state *state = adap->priv;
+
+	u16 offset = dib0070_wbd_offset(fe);
+	u8 band = BAND_OF_FREQUENCY(fep->frequency/1000);
+	switch (band) {
+	case BAND_VHF:
+		offset += 750;
+		break;
+	case BAND_UHF:  /* fall-thru wanted */
+	default:
+		offset += 250; break;
+	}
+	deb_info("WBD for DiB8000: %d\n", offset);
+	dib8000_set_wbd_ref(fe, offset);
+
+	return state->set_param_save(fe, fep);
+}
+
+static int dib807x_tuner_attach(struct dvb_usb_adapter *adap)
+{
+	struct dib0700_adapter_state *st = adap->priv;
+	struct i2c_adapter *tun_i2c = dib8000_get_i2c_master(adap->fe,
+			DIBX000_I2C_INTERFACE_TUNER, 1);
+
+	if (adap->id == 0) {
+		if (dvb_attach(dib0070_attach, adap->fe, tun_i2c,
+				&dib807x_dib0070_config[0]) == NULL)
+			return -ENODEV;
+	} else {
+		if (dvb_attach(dib0070_attach, adap->fe, tun_i2c,
+				&dib807x_dib0070_config[1]) == NULL)
+			return -ENODEV;
+	}
+
+	st->set_param_save = adap->fe->ops.tuner_ops.set_params;
+	adap->fe->ops.tuner_ops.set_params = dib807x_set_param_override;
+	return 0;
+}
+
+
+/* STK807x */
+static int stk807x_frontend_attach(struct dvb_usb_adapter *adap)
+{
+	dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
+	msleep(10);
+	dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
+	dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
+	dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
+
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
+
+	dib0700_ctrl_clock(adap->dev, 72, 1);
+
+	msleep(10);
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
+	msleep(10);
+	dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
+
+	dib8000_i2c_enumeration(&adap->dev->i2c_adap, 1, 18,
+				0x80);
+
+	adap->fe = dvb_attach(dib8000_attach, &adap->dev->i2c_adap, 0x80,
+			      &dib807x_dib8000_config[0]);
+
+	return adap->fe == NULL ?  -ENODEV : 0;
+}
+
+/* STK807xPVR */
+static int stk807xpvr_frontend_attach0(struct dvb_usb_adapter *adap)
+{
+	dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 0);
+	msleep(30);
+	dib0700_set_gpio(adap->dev, GPIO6, GPIO_OUT, 1);
+	msleep(500);
+	dib0700_set_gpio(adap->dev, GPIO9, GPIO_OUT, 1);
+	dib0700_set_gpio(adap->dev, GPIO4, GPIO_OUT, 1);
+	dib0700_set_gpio(adap->dev, GPIO7, GPIO_OUT, 1);
+
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 0);
+
+	dib0700_ctrl_clock(adap->dev, 72, 1);
+
+	msleep(10);
+	dib0700_set_gpio(adap->dev, GPIO10, GPIO_OUT, 1);
+	msleep(10);
+	dib0700_set_gpio(adap->dev, GPIO0, GPIO_OUT, 1);
+
+	/* initialize IC 0 */
+	dib8000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x12, 0x80);
+
+	adap->fe = dvb_attach(dib8000_attach, &adap->dev->i2c_adap, 0x80,
+			      &dib807x_dib8000_config[0]);
+
+	return adap->fe == NULL ? -ENODEV : 0;
+}
+
+static int stk807xpvr_frontend_attach1(struct dvb_usb_adapter *adap)
+{
+	/* initialize IC 1 */
+	dib8000_i2c_enumeration(&adap->dev->i2c_adap, 1, 0x22, 0x82);
+
+	adap->fe = dvb_attach(dib8000_attach, &adap->dev->i2c_adap, 0x82,
+			      &dib807x_dib8000_config[1]);
+
+	return adap->fe == NULL ? -ENODEV : 0;
+}
+
+
 /* STK7070PD */
 static struct dib7000p_config stk7070pd_dib7000p_config[2] = {
 	{
@@ -1500,7 +1852,15 @@ struct usb_device_id dib0700_usb_id_table[] = {
 	{ USB_DEVICE(USB_VID_TERRATEC,	USB_PID_TERRATEC_T3) },
 	{ USB_DEVICE(USB_VID_TERRATEC,	USB_PID_TERRATEC_T5) },
 	{ USB_DEVICE(USB_VID_YUAN,      USB_PID_YUAN_STK7700D) },
-	{ USB_DEVICE(USB_VID_YUAN,	USB_PID_YUAN_STK7700D_2) },
+/* 55 */{ USB_DEVICE(USB_VID_YUAN,	USB_PID_YUAN_STK7700D_2) },
+	{ USB_DEVICE(USB_VID_PINNACLE,	USB_PID_PINNACLE_PCTV73A) },
+	{ USB_DEVICE(USB_VID_PINNACLE,	USB_PID_PINNACLE_PCTV73ESE) },
+	{ USB_DEVICE(USB_VID_PINNACLE,	USB_PID_PINNACLE_PCTV282E) },
+	{ USB_DEVICE(USB_VID_DIBCOM,	USB_PID_DIBCOM_STK7770P) },
+/* 60 */{ USB_DEVICE(USB_VID_TERRATEC,	USB_PID_TERRATEC_CINERGY_T_XXS_2) },
+	{ USB_DEVICE(USB_VID_DIBCOM,    USB_PID_DIBCOM_STK807XPVR) },
+	{ USB_DEVICE(USB_VID_DIBCOM,    USB_PID_DIBCOM_STK807XP) },
+	{ USB_DEVICE(USB_VID_PIXELVIEW, USB_PID_PIXELVIEW_SBTVD) },
 	{ 0 }		/* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, dib0700_usb_id_table);
@@ -1704,7 +2064,7 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 			},
 		},
 
-		.num_device_descs = 12,
+		.num_device_descs = 11,
 		.devices = {
 			{   "DiBcom STK7070P reference design",
 				{ &dib0700_usb_id_table[15], NULL },
@@ -1738,11 +2098,6 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 				{ &dib0700_usb_id_table[30], NULL },
 				{ NULL },
 			},
-			{   "Terratec Cinergy T USB XXS/ T3",
-				{ &dib0700_usb_id_table[33],
-					&dib0700_usb_id_table[52], NULL },
-				{ NULL },
-			},
 			{   "Elgato EyeTV DTT",
 				{ &dib0700_usb_id_table[49], NULL },
 				{ NULL },
@@ -1764,6 +2119,41 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 
 	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
 
+		.num_adapters = 1,
+		.adapter = {
+			{
+				.frontend_attach  = stk7070p_frontend_attach,
+				.tuner_attach     = dib7070p_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv     = sizeof(struct dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 3,
+		.devices = {
+			{   "Pinnacle PCTV 73A",
+				{ &dib0700_usb_id_table[56], NULL },
+				{ NULL },
+			},
+			{   "Pinnacle PCTV 73e SE",
+				{ &dib0700_usb_id_table[57], NULL },
+				{ NULL },
+			},
+			{   "Pinnacle PCTV 282e",
+				{ &dib0700_usb_id_table[58], NULL },
+				{ NULL },
+			},
+		},
+
+		.rc_interval      = DEFAULT_RC_INTERVAL,
+		.rc_key_map       = dib0700_rc_keys,
+		.rc_key_map_size  = ARRAY_SIZE(dib0700_rc_keys),
+		.rc_query         = dib0700_rc_query
+
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+
 		.num_adapters = 2,
 		.adapter = {
 			{
@@ -1927,6 +2317,104 @@ struct dvb_usb_device_properties dib0700_devices[] = {
 				{ NULL },
 			},
 		},
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+
+		.num_adapters = 1,
+		.adapter = {
+			{
+				.frontend_attach  = stk7070p_frontend_attach,
+				.tuner_attach     = dib7770p_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv =
+					sizeof(struct dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 2,
+		.devices = {
+			{   "DiBcom STK7770P reference design",
+				{ &dib0700_usb_id_table[59], NULL },
+				{ NULL },
+			},
+			{   "Terratec Cinergy T USB XXS (HD)/ T3",
+				{ &dib0700_usb_id_table[33],
+					&dib0700_usb_id_table[52],
+					&dib0700_usb_id_table[60], NULL},
+				{ NULL },
+			},
+		},
+		.rc_interval      = DEFAULT_RC_INTERVAL,
+		.rc_key_map       = dib0700_rc_keys,
+		.rc_key_map_size  = ARRAY_SIZE(dib0700_rc_keys),
+		.rc_query         = dib0700_rc_query
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+		.num_adapters = 1,
+		.adapter = {
+			{
+				.frontend_attach  = stk807x_frontend_attach,
+				.tuner_attach     = dib807x_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv =
+					sizeof(struct dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 2,
+		.devices = {
+			{   "DiBcom STK807xP reference design",
+				{ &dib0700_usb_id_table[62], NULL },
+				{ NULL },
+			},
+			{   "Prolink Pixelview SBTVD",
+				{ &dib0700_usb_id_table[63], NULL },
+				{ NULL },
+			},
+		},
+
+		.rc_interval      = DEFAULT_RC_INTERVAL,
+		.rc_key_map       = dib0700_rc_keys,
+		.rc_key_map_size  = ARRAY_SIZE(dib0700_rc_keys),
+		.rc_query         = dib0700_rc_query
+
+	}, { DIB0700_DEFAULT_DEVICE_PROPERTIES,
+		.num_adapters = 2,
+		.adapter = {
+			{
+				.frontend_attach  = stk807xpvr_frontend_attach0,
+				.tuner_attach     = dib807x_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x02),
+
+				.size_of_priv =
+					sizeof(struct dib0700_adapter_state),
+			},
+			{
+				.frontend_attach  = stk807xpvr_frontend_attach1,
+				.tuner_attach     = dib807x_tuner_attach,
+
+				DIB0700_DEFAULT_STREAMING_CONFIG(0x03),
+
+				.size_of_priv =
+					sizeof(struct dib0700_adapter_state),
+			},
+		},
+
+		.num_device_descs = 1,
+		.devices = {
+			{   "DiBcom STK807xPVR reference design",
+				{ &dib0700_usb_id_table[61], NULL },
+				{ NULL },
+			},
+		},
+
+		.rc_interval      = DEFAULT_RC_INTERVAL,
+		.rc_key_map       = dib0700_rc_keys,
+		.rc_key_map_size  = ARRAY_SIZE(dib0700_rc_keys),
+		.rc_query         = dib0700_rc_query
 	},
 };
 
diff --git a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
index 185a5069b10b..a548c14c1944 100644
--- a/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
+++ b/drivers/media/dvb/dvb-usb/dvb-usb-ids.h
@@ -46,6 +46,7 @@
 #define USB_VID_MSI_2				0x1462
 #define USB_VID_OPERA1				0x695c
 #define USB_VID_PINNACLE			0x2304
+#define USB_VID_PIXELVIEW			0x1554
 #define USB_VID_TECHNOTREND			0x0b48
 #define USB_VID_TERRATEC			0x0ccd
 #define USB_VID_TELESTAR			0x10b9
@@ -59,6 +60,7 @@
 #define USB_VID_YUAN				0x1164
 #define USB_VID_XTENSIONS			0x1ae7
 #define USB_VID_HUMAX_COEX			0x10b9
+#define USB_VID_774				0x7a69
 
 /* Product IDs */
 #define USB_PID_ADSTECH_USB2_COLD			0xa333
@@ -95,7 +97,10 @@
 #define USB_PID_DIBCOM_STK7700_U7000			0x7001
 #define USB_PID_DIBCOM_STK7070P				0x1ebc
 #define USB_PID_DIBCOM_STK7070PD			0x1ebe
+#define USB_PID_DIBCOM_STK807XP				0x1f90
+#define USB_PID_DIBCOM_STK807XPVR			0x1f98
 #define USB_PID_DIBCOM_ANCHOR_2135_COLD			0x2131
+#define USB_PID_DIBCOM_STK7770P				0x1e80
 #define USB_PID_DPOSH_M9206_COLD			0x9206
 #define USB_PID_DPOSH_M9206_WARM			0xa090
 #define USB_PID_UNIWILL_STK7700P			0x6003
@@ -184,6 +189,7 @@
 #define USB_PID_TERRATEC_CINERGY_HT_EXPRESS		0x0060
 #define USB_PID_TERRATEC_CINERGY_T_EXPRESS		0x0062
 #define USB_PID_TERRATEC_CINERGY_T_XXS			0x0078
+#define USB_PID_TERRATEC_CINERGY_T_XXS_2		0x00ab
 #define USB_PID_TERRATEC_T3				0x10a0
 #define USB_PID_TERRATEC_T5				0x10a1
 #define USB_PID_PINNACLE_EXPRESSCARD_320CX		0x022e
@@ -195,6 +201,10 @@
 #define USB_PID_PINNACLE_PCTV73E			0x0237
 #define USB_PID_PINNACLE_PCTV801E			0x023a
 #define USB_PID_PINNACLE_PCTV801E_SE			0x023b
+#define USB_PID_PINNACLE_PCTV73A			0x0243
+#define USB_PID_PINNACLE_PCTV73ESE			0x0245
+#define USB_PID_PINNACLE_PCTV282E			0x0248
+#define USB_PID_PIXELVIEW_SBTVD				0x5010
 #define USB_PID_PCTV_200E				0x020e
 #define USB_PID_PCTV_400E				0x020f
 #define USB_PID_PCTV_450E				0x0222
@@ -265,5 +275,6 @@
 #define USB_PID_ELGATO_EYETV_DTT_Dlx			0x0020
 #define USB_PID_DVB_T_USB_STICK_HIGH_SPEED_COLD		0x5000
 #define USB_PID_DVB_T_USB_STICK_HIGH_SPEED_WARM		0x5001
+#define USB_PID_FRIIO_WHITE				0x0001
 
 #endif
diff --git a/drivers/media/dvb/dvb-usb/friio-fe.c b/drivers/media/dvb/dvb-usb/friio-fe.c
new file mode 100644
index 000000000000..c4dfe25cf60d
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/friio-fe.c
@@ -0,0 +1,483 @@
+/* DVB USB compliant Linux driver for the Friio USB2.0 ISDB-T receiver.
+ *
+ * Copyright (C) 2009 Akihiro Tsukada <tskd2@yahoo.co.jp>
+ *
+ * This module is based off the the gl861 and vp702x modules.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 2.
+ *
+ * see Documentation/dvb/README.dvb-usb for more information
+ */
+#include <linux/init.h>
+#include <linux/string.h>
+#include <linux/slab.h>
+
+#include "friio.h"
+
+struct jdvbt90502_state {
+	struct i2c_adapter *i2c;
+	struct dvb_frontend frontend;
+	struct jdvbt90502_config config;
+};
+
+/* NOTE: TC90502 has 16bit register-address? */
+/* register 0x0100 is used for reading PLL status, so reg is u16 here */
+static int jdvbt90502_reg_read(struct jdvbt90502_state *state,
+			       const u16 reg, u8 *buf, const size_t count)
+{
+	int ret;
+	u8 wbuf[3];
+	struct i2c_msg msg[2];
+
+	wbuf[0] = reg & 0xFF;
+	wbuf[1] = 0;
+	wbuf[2] = reg >> 8;
+
+	msg[0].addr = state->config.demod_address;
+	msg[0].flags = 0;
+	msg[0].buf = wbuf;
+	msg[0].len = sizeof(wbuf);
+
+	msg[1].addr = msg[0].addr;
+	msg[1].flags = I2C_M_RD;
+	msg[1].buf = buf;
+	msg[1].len = count;
+
+	ret = i2c_transfer(state->i2c, msg, 2);
+	if (ret != 2) {
+		deb_fe(" reg read failed.\n");
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+/* currently 16bit register-address is not used, so reg is u8 here */
+static int jdvbt90502_single_reg_write(struct jdvbt90502_state *state,
+				       const u8 reg, const u8 val)
+{
+	struct i2c_msg msg;
+	u8 wbuf[2];
+
+	wbuf[0] = reg;
+	wbuf[1] = val;
+
+	msg.addr = state->config.demod_address;
+	msg.flags = 0;
+	msg.buf = wbuf;
+	msg.len = sizeof(wbuf);
+
+	if (i2c_transfer(state->i2c, &msg, 1) != 1) {
+		deb_fe(" reg write failed.");
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+static int _jdvbt90502_write(struct dvb_frontend *fe, u8 *buf, int len)
+{
+	struct jdvbt90502_state *state = fe->demodulator_priv;
+	int err, i;
+	for (i = 0; i < len - 1; i++) {
+		err = jdvbt90502_single_reg_write(state,
+						  buf[0] + i, buf[i + 1]);
+		if (err)
+			return err;
+	}
+
+	return 0;
+}
+
+/* read pll status byte via the demodulator's I2C register */
+/* note: Win box reads it by 8B block at the I2C addr 0x30 from reg:0x80 */
+static int jdvbt90502_pll_read(struct jdvbt90502_state *state, u8 *result)
+{
+	int ret;
+
+	/* +1 for reading */
+	u8 pll_addr_byte = (state->config.pll_address << 1) + 1;
+
+	*result = 0;
+
+	ret = jdvbt90502_single_reg_write(state, JDVBT90502_2ND_I2C_REG,
+					  pll_addr_byte);
+	if (ret)
+		goto error;
+
+	ret = jdvbt90502_reg_read(state, 0x0100, result, 1);
+	if (ret)
+		goto error;
+
+	deb_fe("PLL read val:%02x\n", *result);
+	return 0;
+
+error:
+	deb_fe("%s:ret == %d\n", __func__, ret);
+	return -EREMOTEIO;
+}
+
+
+/* set pll frequency via the demodulator's I2C register */
+static int jdvbt90502_pll_set_freq(struct jdvbt90502_state *state, u32 freq)
+{
+	int ret;
+	int retry;
+	u8 res1;
+	u8 res2[9];
+
+	u8 pll_freq_cmd[PLL_CMD_LEN];
+	u8 pll_agc_cmd[PLL_CMD_LEN];
+	struct i2c_msg msg[2];
+	u32 f;
+
+	deb_fe("%s: freq=%d, step=%d\n", __func__, freq,
+	       state->frontend.ops.info.frequency_stepsize);
+	/* freq -> oscilator frequency conversion. */
+	/* freq: 473,000,000 + n*6,000,000 (no 1/7MHz shift to center freq) */
+	/* add 400[1/7 MHZ] = 57.142857MHz.   57MHz for the IF,  */
+	/*                                   1/7MHz for center freq shift */
+	f = freq / state->frontend.ops.info.frequency_stepsize;
+	f += 400;
+	pll_freq_cmd[DEMOD_REDIRECT_REG] = JDVBT90502_2ND_I2C_REG; /* 0xFE */
+	pll_freq_cmd[ADDRESS_BYTE] = state->config.pll_address << 1;
+	pll_freq_cmd[DIVIDER_BYTE1] = (f >> 8) & 0x7F;
+	pll_freq_cmd[DIVIDER_BYTE2] = f & 0xFF;
+	pll_freq_cmd[CONTROL_BYTE] = 0xB2; /* ref.divider:28, 4MHz/28=1/7MHz */
+	pll_freq_cmd[BANDSWITCH_BYTE] = 0x08;	/* UHF band */
+
+	msg[0].addr = state->config.demod_address;
+	msg[0].flags = 0;
+	msg[0].buf = pll_freq_cmd;
+	msg[0].len = sizeof(pll_freq_cmd);
+
+	ret = i2c_transfer(state->i2c, &msg[0], 1);
+	if (ret != 1)
+		goto error;
+
+	udelay(50);
+
+	pll_agc_cmd[DEMOD_REDIRECT_REG] = pll_freq_cmd[DEMOD_REDIRECT_REG];
+	pll_agc_cmd[ADDRESS_BYTE] = pll_freq_cmd[ADDRESS_BYTE];
+	pll_agc_cmd[DIVIDER_BYTE1] = pll_freq_cmd[DIVIDER_BYTE1];
+	pll_agc_cmd[DIVIDER_BYTE2] = pll_freq_cmd[DIVIDER_BYTE2];
+	pll_agc_cmd[CONTROL_BYTE] = 0x9A; /*  AGC_CTRL instead of BANDSWITCH */
+	pll_agc_cmd[AGC_CTRL_BYTE] = 0x50;
+	/* AGC Time Constant 2s, AGC take-over point:103dBuV(lowest) */
+
+	msg[1].addr = msg[0].addr;
+	msg[1].flags = 0;
+	msg[1].buf = pll_agc_cmd;
+	msg[1].len = sizeof(pll_agc_cmd);
+
+	ret = i2c_transfer(state->i2c, &msg[1], 1);
+	if (ret != 1)
+		goto error;
+
+	/* I don't know what these cmds are for,  */
+	/* but the USB log on a windows box contains them */
+	ret = jdvbt90502_single_reg_write(state, 0x01, 0x40);
+	ret |= jdvbt90502_single_reg_write(state, 0x01, 0x00);
+	if (ret)
+		goto error;
+	udelay(100);
+
+	/* wait for the demod to be ready? */
+#define RETRY_COUNT 5
+	for (retry = 0; retry < RETRY_COUNT; retry++) {
+		ret = jdvbt90502_reg_read(state, 0x0096, &res1, 1);
+		if (ret)
+			goto error;
+		/* if (res1 != 0x00) goto error; */
+		ret = jdvbt90502_reg_read(state, 0x00B0, res2, sizeof(res2));
+		if (ret)
+			goto error;
+		if (res2[0] >= 0xA7)
+			break;
+		msleep(100);
+	}
+	if (retry >= RETRY_COUNT) {
+		deb_fe("%s: FE does not get ready after freq setting.\n",
+		       __func__);
+		return -EREMOTEIO;
+	}
+
+	return 0;
+error:
+	deb_fe("%s:ret == %d\n", __func__, ret);
+	return -EREMOTEIO;
+}
+
+static int jdvbt90502_read_status(struct dvb_frontend *fe, fe_status_t *state)
+{
+	u8 result;
+	int ret;
+
+	*state = FE_HAS_SIGNAL;
+
+	ret = jdvbt90502_pll_read(fe->demodulator_priv, &result);
+	if (ret) {
+		deb_fe("%s:ret == %d\n", __func__, ret);
+		return -EREMOTEIO;
+	}
+
+	*state = FE_HAS_SIGNAL
+		| FE_HAS_CARRIER
+		| FE_HAS_VITERBI
+		| FE_HAS_SYNC;
+
+	if (result & PLL_STATUS_LOCKED)
+		*state |= FE_HAS_LOCK;
+
+	return 0;
+}
+
+static int jdvbt90502_read_ber(struct dvb_frontend *fe, u32 *ber)
+{
+	*ber = 0;
+	return 0;
+}
+
+static int jdvbt90502_read_signal_strength(struct dvb_frontend *fe,
+					   u16 *strength)
+{
+	int ret;
+	u8 rbuf[37];
+
+	*strength = 0;
+
+	/* status register (incl. signal strength) : 0x89  */
+	/* TODO: read just the necessary registers [0x8B..0x8D]? */
+	ret = jdvbt90502_reg_read(fe->demodulator_priv, 0x0089,
+				  rbuf, sizeof(rbuf));
+
+	if (ret) {
+		deb_fe("%s:ret == %d\n", __func__, ret);
+		return -EREMOTEIO;
+	}
+
+	/* signal_strength: rbuf[2-4] (24bit BE), use lower 16bit for now. */
+	*strength = (rbuf[3] << 8) + rbuf[4];
+	if (rbuf[2])
+		*strength = 0xffff;
+
+	return 0;
+}
+
+static int jdvbt90502_read_snr(struct dvb_frontend *fe, u16 *snr)
+{
+	*snr = 0x0101;
+	return 0;
+}
+
+static int jdvbt90502_read_ucblocks(struct dvb_frontend *fe, u32 *ucblocks)
+{
+	*ucblocks = 0;
+	return 0;
+}
+
+static int jdvbt90502_get_tune_settings(struct dvb_frontend *fe,
+					struct dvb_frontend_tune_settings *fs)
+{
+	fs->min_delay_ms = 500;
+	fs->step_size = 0;
+	fs->max_drift = 0;
+
+	return 0;
+}
+
+static int jdvbt90502_get_frontend(struct dvb_frontend *fe,
+				   struct dvb_frontend_parameters *p)
+{
+	p->inversion = INVERSION_AUTO;
+	p->u.ofdm.bandwidth = BANDWIDTH_6_MHZ;
+	p->u.ofdm.code_rate_HP = FEC_AUTO;
+	p->u.ofdm.code_rate_LP = FEC_AUTO;
+	p->u.ofdm.constellation = QAM_64;
+	p->u.ofdm.transmission_mode = TRANSMISSION_MODE_AUTO;
+	p->u.ofdm.guard_interval = GUARD_INTERVAL_AUTO;
+	p->u.ofdm.hierarchy_information = HIERARCHY_AUTO;
+	return 0;
+}
+
+static int jdvbt90502_set_frontend(struct dvb_frontend *fe,
+				   struct dvb_frontend_parameters *p)
+{
+	/**
+	 * NOTE: ignore all the paramters except frequency.
+	 *       others should be fixed to the proper value for ISDB-T,
+	 *       but don't check here.
+	 */
+
+	struct jdvbt90502_state *state = fe->demodulator_priv;
+	int ret;
+
+	deb_fe("%s: Freq:%d\n", __func__, p->frequency);
+
+	ret = jdvbt90502_pll_set_freq(state, p->frequency);
+	if (ret) {
+		deb_fe("%s:ret == %d\n", __func__, ret);
+		return -EREMOTEIO;
+	}
+
+	return 0;
+}
+
+static int jdvbt90502_sleep(struct dvb_frontend *fe)
+{
+	deb_fe("%s called.\n", __func__);
+	return 0;
+}
+
+
+/**
+ * (reg, val) commad list to initialize this module.
+ *  captured on a Windows box.
+ */
+static u8 init_code[][2] = {
+	{0x01, 0x40},
+	{0x04, 0x38},
+	{0x05, 0x40},
+	{0x07, 0x40},
+	{0x0F, 0x4F},
+	{0x11, 0x21},
+	{0x12, 0x0B},
+	{0x13, 0x2F},
+	{0x14, 0x31},
+	{0x16, 0x02},
+	{0x21, 0xC4},
+	{0x22, 0x20},
+	{0x2C, 0x79},
+	{0x2D, 0x34},
+	{0x2F, 0x00},
+	{0x30, 0x28},
+	{0x31, 0x31},
+	{0x32, 0xDF},
+	{0x38, 0x01},
+	{0x39, 0x78},
+	{0x3B, 0x33},
+	{0x3C, 0x33},
+	{0x48, 0x90},
+	{0x51, 0x68},
+	{0x5E, 0x38},
+	{0x71, 0x00},
+	{0x72, 0x08},
+	{0x77, 0x00},
+	{0xC0, 0x21},
+	{0xC1, 0x10},
+	{0xE4, 0x1A},
+	{0xEA, 0x1F},
+	{0x77, 0x00},
+	{0x71, 0x00},
+	{0x71, 0x00},
+	{0x76, 0x0C},
+};
+
+const static int init_code_len = sizeof(init_code) / sizeof(u8[2]);
+
+static int jdvbt90502_init(struct dvb_frontend *fe)
+{
+	int i = -1;
+	int ret;
+	struct i2c_msg msg;
+
+	struct jdvbt90502_state *state = fe->demodulator_priv;
+
+	deb_fe("%s called.\n", __func__);
+
+	msg.addr = state->config.demod_address;
+	msg.flags = 0;
+	msg.len = 2;
+	for (i = 0; i < init_code_len; i++) {
+		msg.buf = init_code[i];
+		ret = i2c_transfer(state->i2c, &msg, 1);
+		if (ret != 1)
+			goto error;
+	}
+	msleep(100);
+
+	return 0;
+
+error:
+	deb_fe("%s: init_code[%d] failed. ret==%d\n", __func__, i, ret);
+	return -EREMOTEIO;
+}
+
+
+static void jdvbt90502_release(struct dvb_frontend *fe)
+{
+	struct jdvbt90502_state *state = fe->demodulator_priv;
+	kfree(state);
+}
+
+
+static struct dvb_frontend_ops jdvbt90502_ops;
+
+struct dvb_frontend *jdvbt90502_attach(struct dvb_usb_device *d)
+{
+	struct jdvbt90502_state *state = NULL;
+
+	deb_info("%s called.\n", __func__);
+
+	/* allocate memory for the internal state */
+	state = kzalloc(sizeof(struct jdvbt90502_state), GFP_KERNEL);
+	if (state == NULL)
+		goto error;
+
+	/* setup the state */
+	state->i2c = &d->i2c_adap;
+	memcpy(&state->config, &friio_fe_config, sizeof(friio_fe_config));
+
+	/* create dvb_frontend */
+	memcpy(&state->frontend.ops, &jdvbt90502_ops,
+	       sizeof(jdvbt90502_ops));
+	state->frontend.demodulator_priv = state;
+
+	if (jdvbt90502_init(&state->frontend) < 0)
+		goto error;
+
+	return &state->frontend;
+
+error:
+	kfree(state);
+	return NULL;
+}
+
+static struct dvb_frontend_ops jdvbt90502_ops = {
+
+	.info = {
+		.name			= "Comtech JDVBT90502 ISDB-T",
+		.type			= FE_OFDM,
+		.frequency_min		= 473000000, /* UHF 13ch, center */
+		.frequency_max		= 767142857, /* UHF 62ch, center */
+		.frequency_stepsize	= JDVBT90502_PLL_CLK /
+							JDVBT90502_PLL_DIVIDER,
+		.frequency_tolerance	= 0,
+
+		/* NOTE: this driver ignores all parameters but frequency. */
+		.caps = FE_CAN_INVERSION_AUTO |
+			FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
+			FE_CAN_FEC_4_5 | FE_CAN_FEC_5_6 | FE_CAN_FEC_6_7 |
+			FE_CAN_FEC_7_8 | FE_CAN_FEC_8_9 | FE_CAN_FEC_AUTO |
+			FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
+			FE_CAN_TRANSMISSION_MODE_AUTO |
+			FE_CAN_GUARD_INTERVAL_AUTO |
+			FE_CAN_HIERARCHY_AUTO,
+	},
+
+	.release = jdvbt90502_release,
+
+	.init = jdvbt90502_init,
+	.sleep = jdvbt90502_sleep,
+	.write = _jdvbt90502_write,
+
+	.set_frontend = jdvbt90502_set_frontend,
+	.get_frontend = jdvbt90502_get_frontend,
+	.get_tune_settings = jdvbt90502_get_tune_settings,
+
+	.read_status = jdvbt90502_read_status,
+	.read_ber = jdvbt90502_read_ber,
+	.read_signal_strength = jdvbt90502_read_signal_strength,
+	.read_snr = jdvbt90502_read_snr,
+	.read_ucblocks = jdvbt90502_read_ucblocks,
+};
diff --git a/drivers/media/dvb/dvb-usb/friio.c b/drivers/media/dvb/dvb-usb/friio.c
new file mode 100644
index 000000000000..14a65b4aec07
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/friio.c
@@ -0,0 +1,525 @@
+/* DVB USB compliant Linux driver for the Friio USB2.0 ISDB-T receiver.
+ *
+ * Copyright (C) 2009 Akihiro Tsukada <tskd2@yahoo.co.jp>
+ *
+ * This module is based off the the gl861 and vp702x modules.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 2.
+ *
+ * see Documentation/dvb/README.dvb-usb for more information
+ */
+#include "friio.h"
+
+/* debug */
+int dvb_usb_friio_debug;
+module_param_named(debug, dvb_usb_friio_debug, int, 0644);
+MODULE_PARM_DESC(debug,
+		 "set debugging level (1=info,2=xfer,4=rc,8=fe (or-able))."
+		 DVB_USB_DEBUG_STATUS);
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+/**
+ * Indirect I2C access to the PLL via FE.
+ * whole I2C protocol data to the PLL is sent via the FE's I2C register.
+ * This is done by a control msg to the FE with the I2C data accompanied, and
+ * a specific USB request number is assigned for that purpose.
+ *
+ * this func sends wbuf[1..] to the I2C register wbuf[0] at addr (= at FE).
+ * TODO: refoctored, smarter i2c functions.
+ */
+static int gl861_i2c_ctrlmsg_data(struct dvb_usb_device *d, u8 addr,
+				  u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen)
+{
+	u16 index = wbuf[0];	/* must be JDVBT90502_2ND_I2C_REG(=0xFE) */
+	u16 value = addr << (8 + 1);
+	int wo = (rbuf == NULL || rlen == 0);	/* write only */
+	u8 req, type;
+
+	deb_xfer("write to PLL:0x%02x via FE reg:0x%02x, len:%d\n",
+		 wbuf[1], wbuf[0], wlen - 1);
+
+	if (wo && wlen >= 2) {
+		req = GL861_REQ_I2C_DATA_CTRL_WRITE;
+		type = GL861_WRITE;
+		udelay(20);
+		return usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),
+				       req, type, value, index,
+				       &wbuf[1], wlen - 1, 2000);
+	}
+
+	deb_xfer("not supported ctrl-msg, aborting.");
+	return -EINVAL;
+}
+
+/* normal I2C access (without extra data arguments).
+ * write to the register wbuf[0] at I2C address addr with the value wbuf[1],
+ *  or read from the register wbuf[0].
+ * register address can be 16bit (wbuf[2]<<8 | wbuf[0]) if wlen==3
+ */
+static int gl861_i2c_msg(struct dvb_usb_device *d, u8 addr,
+			 u8 *wbuf, u16 wlen, u8 *rbuf, u16 rlen)
+{
+	u16 index;
+	u16 value = addr << (8 + 1);
+	int wo = (rbuf == NULL || rlen == 0);	/* write-only */
+	u8 req, type;
+	unsigned int pipe;
+
+	/* special case for the indirect I2C access to the PLL via FE, */
+	if (addr == friio_fe_config.demod_address &&
+	    wbuf[0] == JDVBT90502_2ND_I2C_REG)
+		return gl861_i2c_ctrlmsg_data(d, addr, wbuf, wlen, rbuf, rlen);
+
+	if (wo) {
+		req = GL861_REQ_I2C_WRITE;
+		type = GL861_WRITE;
+		pipe = usb_sndctrlpipe(d->udev, 0);
+	} else {		/* rw */
+		req = GL861_REQ_I2C_READ;
+		type = GL861_READ;
+		pipe = usb_rcvctrlpipe(d->udev, 0);
+	}
+
+	switch (wlen) {
+	case 1:
+		index = wbuf[0];
+		break;
+	case 2:
+		index = wbuf[0];
+		value = value + wbuf[1];
+		break;
+	case 3:
+		/* special case for 16bit register-address */
+		index = (wbuf[2] << 8) | wbuf[0];
+		value = value + wbuf[1];
+		break;
+	default:
+		deb_xfer("wlen = %x, aborting.", wlen);
+		return -EINVAL;
+	}
+	msleep(1);
+	return usb_control_msg(d->udev, pipe, req, type,
+			       value, index, rbuf, rlen, 2000);
+}
+
+/* I2C */
+static int gl861_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg msg[],
+			  int num)
+{
+	struct dvb_usb_device *d = i2c_get_adapdata(adap);
+	int i;
+
+
+	if (num > 2)
+		return -EINVAL;
+
+	if (mutex_lock_interruptible(&d->i2c_mutex) < 0)
+		return -EAGAIN;
+
+	for (i = 0; i < num; i++) {
+		/* write/read request */
+		if (i + 1 < num && (msg[i + 1].flags & I2C_M_RD)) {
+			if (gl861_i2c_msg(d, msg[i].addr,
+					  msg[i].buf, msg[i].len,
+					  msg[i + 1].buf, msg[i + 1].len) < 0)
+				break;
+			i++;
+		} else
+			if (gl861_i2c_msg(d, msg[i].addr, msg[i].buf,
+					  msg[i].len, NULL, 0) < 0)
+				break;
+	}
+
+	mutex_unlock(&d->i2c_mutex);
+	return i;
+}
+
+static u32 gl861_i2c_func(struct i2c_adapter *adapter)
+{
+	return I2C_FUNC_I2C;
+}
+
+
+static int friio_ext_ctl(struct dvb_usb_adapter *adap,
+			 u32 sat_color, int lnb_on)
+{
+	int i;
+	int ret;
+	struct i2c_msg msg;
+	u8 buf[2];
+	u32 mask;
+	u8 lnb = (lnb_on) ? FRIIO_CTL_LNB : 0;
+
+	msg.addr = 0x00;
+	msg.flags = 0;
+	msg.len = 2;
+	msg.buf = buf;
+
+	buf[0] = 0x00;
+
+	/* send 2bit header (&B10) */
+	buf[1] = lnb | FRIIO_CTL_LED | FRIIO_CTL_STROBE;
+	ret = gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+	buf[1] |= FRIIO_CTL_CLK;
+	ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+
+	buf[1] = lnb | FRIIO_CTL_STROBE;
+	ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+	buf[1] |= FRIIO_CTL_CLK;
+	ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+
+	/* send 32bit(satur, R, G, B) data in serial */
+	mask = 1 << 31;
+	for (i = 0; i < 32; i++) {
+		buf[1] = lnb | FRIIO_CTL_STROBE;
+		if (sat_color & mask)
+			buf[1] |= FRIIO_CTL_LED;
+		ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+		buf[1] |= FRIIO_CTL_CLK;
+		ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+		mask >>= 1;
+	}
+
+	/* set the strobe off */
+	buf[1] = lnb;
+	ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+	buf[1] |= FRIIO_CTL_CLK;
+	ret += gl861_i2c_xfer(&adap->dev->i2c_adap, &msg, 1);
+
+	return (ret == 70);
+}
+
+
+static int friio_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff);
+
+/* TODO: move these init cmds to the FE's init routine? */
+static u8 streaming_init_cmds[][2] = {
+	{0x33, 0x08},
+	{0x37, 0x40},
+	{0x3A, 0x1F},
+	{0x3B, 0xFF},
+	{0x3C, 0x1F},
+	{0x3D, 0xFF},
+	{0x38, 0x00},
+	{0x35, 0x00},
+	{0x39, 0x00},
+	{0x36, 0x00},
+};
+static int cmdlen = sizeof(streaming_init_cmds) / 2;
+
+/*
+ * Command sequence in this init function is a replay
+ *  of the captured USB commands from the Windows proprietary driver.
+ */
+static int friio_initialize(struct dvb_usb_device *d)
+{
+	int ret;
+	int i;
+	int retry = 0;
+	u8 rbuf[2];
+	u8 wbuf[3];
+
+	deb_info("%s called.\n", __func__);
+
+	/* use gl861_i2c_msg instead of gl861_i2c_xfer(), */
+	/* because the i2c device is not set up yet. */
+	wbuf[0] = 0x11;
+	wbuf[1] = 0x02;
+	ret = gl861_i2c_msg(d, 0x00, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+	msleep(2);
+
+	wbuf[0] = 0x11;
+	wbuf[1] = 0x00;
+	ret = gl861_i2c_msg(d, 0x00, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+	msleep(1);
+
+	/* following msgs should be in the FE's init code? */
+	/* cmd sequence to identify the device type? (friio black/white) */
+	wbuf[0] = 0x03;
+	wbuf[1] = 0x80;
+	/* can't use gl861_i2c_cmd, as the register-addr is 16bit(0x0100) */
+	ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),
+			      GL861_REQ_I2C_DATA_CTRL_WRITE, GL861_WRITE,
+			      0x1200, 0x0100, wbuf, 2, 2000);
+	if (ret < 0)
+		goto error;
+
+	msleep(2);
+	wbuf[0] = 0x00;
+	wbuf[2] = 0x01;		/* reg.0x0100 */
+	wbuf[1] = 0x00;
+	ret = gl861_i2c_msg(d, 0x12 >> 1, wbuf, 3, rbuf, 2);
+	/* my Friio White returns 0xffff. */
+	if (ret < 0 || rbuf[0] != 0xff || rbuf[1] != 0xff)
+		goto error;
+
+	msleep(2);
+	wbuf[0] = 0x03;
+	wbuf[1] = 0x80;
+	ret = usb_control_msg(d->udev, usb_sndctrlpipe(d->udev, 0),
+			      GL861_REQ_I2C_DATA_CTRL_WRITE, GL861_WRITE,
+			      0x9000, 0x0100, wbuf, 2, 2000);
+	if (ret < 0)
+		goto error;
+
+	msleep(2);
+	wbuf[0] = 0x00;
+	wbuf[2] = 0x01;		/* reg.0x0100 */
+	wbuf[1] = 0x00;
+	ret = gl861_i2c_msg(d, 0x90 >> 1, wbuf, 3, rbuf, 2);
+	/* my Friio White returns 0xffff again. */
+	if (ret < 0 || rbuf[0] != 0xff || rbuf[1] != 0xff)
+		goto error;
+
+	msleep(1);
+
+restart:
+	/* ============ start DEMOD init cmds ================== */
+	/* read PLL status to clear the POR bit */
+	wbuf[0] = JDVBT90502_2ND_I2C_REG;
+	wbuf[1] = (FRIIO_PLL_ADDR << 1) + 1;	/* +1 for reading */
+	ret = gl861_i2c_msg(d, FRIIO_DEMOD_ADDR, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+
+	msleep(5);
+	/* note: DEMODULATOR has 16bit register-address. */
+	wbuf[0] = 0x00;
+	wbuf[2] = 0x01;		/* reg addr: 0x0100 */
+	wbuf[1] = 0x00;		/* val: not used */
+	ret = gl861_i2c_msg(d, FRIIO_DEMOD_ADDR, wbuf, 3, rbuf, 1);
+	if (ret < 0)
+		goto error;
+/*
+	msleep(1);
+	wbuf[0] = 0x80;
+	wbuf[1] = 0x00;
+	ret = gl861_i2c_msg(d, FRIIO_DEMOD_ADDR, wbuf, 2, rbuf, 1);
+	if (ret < 0)
+		goto error;
+ */
+	if (rbuf[0] & 0x80) {	/* still in PowerOnReset state? */
+		if (++retry > 3) {
+			deb_info("failed to get the correct"
+				 " FE demod status:0x%02x\n", rbuf[0]);
+			goto error;
+		}
+		msleep(100);
+		goto restart;
+	}
+
+	/* TODO: check return value in rbuf */
+	/* =========== end DEMOD init cmds ===================== */
+	msleep(1);
+
+	wbuf[0] = 0x30;
+	wbuf[1] = 0x04;
+	ret = gl861_i2c_msg(d, 0x00, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+
+	msleep(2);
+	/* following 2 cmds unnecessary? */
+	wbuf[0] = 0x00;
+	wbuf[1] = 0x01;
+	ret = gl861_i2c_msg(d, 0x00, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+
+	wbuf[0] = 0x06;
+	wbuf[1] = 0x0F;
+	ret = gl861_i2c_msg(d, 0x00, wbuf, 2, NULL, 0);
+	if (ret < 0)
+		goto error;
+
+	/* some streaming ctl cmds (maybe) */
+	msleep(10);
+	for (i = 0; i < cmdlen; i++) {
+		ret = gl861_i2c_msg(d, 0x00, streaming_init_cmds[i], 2,
+				    NULL, 0);
+		if (ret < 0)
+			goto error;
+		msleep(1);
+	}
+	msleep(20);
+
+	/* change the LED color etc. */
+	ret = friio_streaming_ctrl(&d->adapter[0], 0);
+	if (ret < 0)
+		goto error;
+
+	return 0;
+
+error:
+	deb_info("%s:ret == %d\n", __func__, ret);
+	return -EIO;
+}
+
+/* Callbacks for DVB USB */
+
+static int friio_streaming_ctrl(struct dvb_usb_adapter *adap, int onoff)
+{
+	int ret;
+
+	deb_info("%s called.(%d)\n", __func__, onoff);
+
+	/* set the LED color and saturation (and LNB on) */
+	if (onoff)
+		ret = friio_ext_ctl(adap, 0x6400ff64, 1);
+	else
+		ret = friio_ext_ctl(adap, 0x96ff00ff, 1);
+
+	if (ret != 1) {
+		deb_info("%s failed to send cmdx. ret==%d\n", __func__, ret);
+		return -EREMOTEIO;
+	}
+	return 0;
+}
+
+static int friio_frontend_attach(struct dvb_usb_adapter *adap)
+{
+	if (friio_initialize(adap->dev) < 0)
+		return -EIO;
+
+	adap->fe = jdvbt90502_attach(adap->dev);
+	if (adap->fe == NULL)
+		return -EIO;
+
+	return 0;
+}
+
+/* DVB USB Driver stuff */
+static struct dvb_usb_device_properties friio_properties;
+
+static int friio_probe(struct usb_interface *intf,
+		       const struct usb_device_id *id)
+{
+	struct dvb_usb_device *d;
+	struct usb_host_interface *alt;
+	int ret;
+
+	if (intf->num_altsetting < GL861_ALTSETTING_COUNT)
+		return -ENODEV;
+
+	alt = usb_altnum_to_altsetting(intf, FRIIO_BULK_ALTSETTING);
+	if (alt == NULL) {
+		deb_rc("not alt found!\n");
+		return -ENODEV;
+	}
+	ret = usb_set_interface(interface_to_usbdev(intf),
+				alt->desc.bInterfaceNumber,
+				alt->desc.bAlternateSetting);
+	if (ret != 0) {
+		deb_rc("failed to set alt-setting!\n");
+		return ret;
+	}
+
+	ret = dvb_usb_device_init(intf, &friio_properties,
+				  THIS_MODULE, &d, adapter_nr);
+	if (ret == 0)
+		friio_streaming_ctrl(&d->adapter[0], 1);
+
+	return ret;
+}
+
+
+struct jdvbt90502_config friio_fe_config = {
+	.demod_address = FRIIO_DEMOD_ADDR,
+	.pll_address = FRIIO_PLL_ADDR,
+};
+
+static struct i2c_algorithm gl861_i2c_algo = {
+	.master_xfer   = gl861_i2c_xfer,
+	.functionality = gl861_i2c_func,
+};
+
+static struct usb_device_id friio_table[] = {
+	{ USB_DEVICE(USB_VID_774, USB_PID_FRIIO_WHITE) },
+	{ }		/* Terminating entry */
+};
+MODULE_DEVICE_TABLE(usb, friio_table);
+
+
+static struct dvb_usb_device_properties friio_properties = {
+	.caps = DVB_USB_IS_AN_I2C_ADAPTER,
+	.usb_ctrl = DEVICE_SPECIFIC,
+
+	.size_of_priv = 0,
+
+	.num_adapters = 1,
+	.adapter = {
+		/* caps:0 =>  no pid filter, 188B TS packet */
+		/* GL861 has a HW pid filter, but no info available. */
+		{
+			.caps  = 0,
+
+			.frontend_attach  = friio_frontend_attach,
+			.streaming_ctrl = friio_streaming_ctrl,
+
+			.stream = {
+				.type = USB_BULK,
+				/* count <= MAX_NO_URBS_FOR_DATA_STREAM(10) */
+				.count = 8,
+				.endpoint = 0x01,
+				.u = {
+					/* GL861 has 6KB buf inside */
+					.bulk = {
+						.buffersize = 16384,
+					}
+				}
+			},
+		}
+	},
+	.i2c_algo = &gl861_i2c_algo,
+
+	.num_device_descs = 1,
+	.devices = {
+		{
+			.name = "774 Friio ISDB-T USB2.0",
+			.cold_ids = { NULL },
+			.warm_ids = { &friio_table[0], NULL },
+		},
+	}
+};
+
+static struct usb_driver friio_driver = {
+	.name		= "dvb_usb_friio",
+	.probe		= friio_probe,
+	.disconnect	= dvb_usb_device_exit,
+	.id_table	= friio_table,
+};
+
+
+/* module stuff */
+static int __init friio_module_init(void)
+{
+	int ret;
+
+	ret = usb_register(&friio_driver);
+	if (ret)
+		err("usb_register failed. Error number %d", ret);
+
+	return ret;
+}
+
+
+static void __exit friio_module_exit(void)
+{
+	/* deregister this driver from the USB subsystem */
+	usb_deregister(&friio_driver);
+}
+
+module_init(friio_module_init);
+module_exit(friio_module_exit);
+
+MODULE_AUTHOR("Akihiro Tsukada <tskd2@yahoo.co.jp>");
+MODULE_DESCRIPTION("Driver for Friio ISDB-T USB2.0 Receiver");
+MODULE_VERSION("0.2");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/dvb-usb/friio.h b/drivers/media/dvb/dvb-usb/friio.h
new file mode 100644
index 000000000000..af8d55e390fb
--- /dev/null
+++ b/drivers/media/dvb/dvb-usb/friio.h
@@ -0,0 +1,99 @@
+/* DVB USB compliant Linux driver for the Friio USB2.0 ISDB-T receiver.
+ *
+ * Copyright (C) 2009 Akihiro Tsukada <tskd2@yahoo.co.jp>
+ *
+ * This module is based off the the gl861 and vp702x modules.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the Free
+ * Software Foundation, version 2.
+ *
+ * see Documentation/dvb/README.dvb-usb for more information
+ */
+#ifndef _DVB_USB_FRIIO_H_
+#define _DVB_USB_FRIIO_H_
+
+/**
+ *      Friio Components
+ *       USB hub:                                AU4254
+ *         USB controller(+ TS dmx & streaming): GL861
+ *         Frontend:                             comtech JDVBT-90502
+ *             (tuner PLL:                       tua6034, I2C addr:(0xC0 >> 1))
+ *             (OFDM demodulator:                TC90502, I2C addr:(0x30 >> 1))
+ *         LED x3 (+LNB) controll:               PIC 16F676
+ *         EEPROM:                               24C08
+ *
+ *        (USB smart card reader:                AU9522)
+ *
+ */
+
+#define DVB_USB_LOG_PREFIX "friio"
+#include "dvb-usb.h"
+
+extern int dvb_usb_friio_debug;
+#define deb_info(args...) dprintk(dvb_usb_friio_debug, 0x01, args)
+#define deb_xfer(args...) dprintk(dvb_usb_friio_debug, 0x02, args)
+#define deb_rc(args...)   dprintk(dvb_usb_friio_debug, 0x04, args)
+#define deb_fe(args...)   dprintk(dvb_usb_friio_debug, 0x08, args)
+
+/* Vendor requests */
+#define GL861_WRITE		0x40
+#define GL861_READ		0xc0
+
+/* command bytes */
+#define GL861_REQ_I2C_WRITE	0x01
+#define GL861_REQ_I2C_READ	0x02
+/* For control msg with data argument */
+/* Used for accessing the PLL on the secondary I2C bus of FE via GL861 */
+#define GL861_REQ_I2C_DATA_CTRL_WRITE	0x03
+
+#define GL861_ALTSETTING_COUNT	2
+#define FRIIO_BULK_ALTSETTING	0
+#define FRIIO_ISOC_ALTSETTING	1
+
+/* LED & LNB control via PIC. */
+/* basically, it's serial control with clock and strobe. */
+/* write the below 4bit control data to the reg 0x00 at the I2C addr 0x00 */
+/* when controlling the LEDs, 32bit(saturation, R, G, B) is sent on the bit3*/
+#define FRIIO_CTL_LNB (1 << 0)
+#define FRIIO_CTL_STROBE (1 << 1)
+#define FRIIO_CTL_CLK (1 << 2)
+#define FRIIO_CTL_LED (1 << 3)
+
+/* Front End related */
+
+#define FRIIO_DEMOD_ADDR  (0x30 >> 1)
+#define FRIIO_PLL_ADDR  (0xC0 >> 1)
+
+#define JDVBT90502_PLL_CLK	4000000
+#define JDVBT90502_PLL_DIVIDER	28
+
+#define JDVBT90502_2ND_I2C_REG 0xFE
+
+/* byte index for pll i2c command data structure*/
+/* see datasheet for tua6034 */
+#define DEMOD_REDIRECT_REG 0
+#define ADDRESS_BYTE       1
+#define DIVIDER_BYTE1      2
+#define DIVIDER_BYTE2      3
+#define CONTROL_BYTE       4
+#define BANDSWITCH_BYTE    5
+#define AGC_CTRL_BYTE      5
+#define PLL_CMD_LEN        6
+
+/* bit masks for PLL STATUS response */
+#define PLL_STATUS_POR_MODE   0x80 /* 1: Power on Reset (test) Mode */
+#define PLL_STATUS_LOCKED     0x40 /* 1: locked */
+#define PLL_STATUS_AGC_ACTIVE 0x08 /* 1:active */
+#define PLL_STATUS_TESTMODE   0x07 /* digital output level (5 level) */
+  /* 0.15Vcc step   0x00: < 0.15Vcc, ..., 0x04: >= 0.6Vcc (<= 1Vcc) */
+
+
+struct jdvbt90502_config {
+	u8 demod_address; /* i2c addr for demodulator IC */
+	u8 pll_address;   /* PLL addr on the secondary i2c*/
+};
+extern struct jdvbt90502_config friio_fe_config;
+
+extern struct dvb_frontend *jdvbt90502_attach(struct dvb_usb_device *d);
+#endif
diff --git a/drivers/media/dvb/dvb-usb/m920x.c b/drivers/media/dvb/dvb-usb/m920x.c
index aec7a1943b66..ef9b7bed13ff 100644
--- a/drivers/media/dvb/dvb-usb/m920x.c
+++ b/drivers/media/dvb/dvb-usb/m920x.c
@@ -337,6 +337,8 @@ static int m920x_firmware_download(struct usb_device *udev, const struct firmwar
 	int i, pass, ret = 0;
 
 	buff = kmalloc(65536, GFP_KERNEL);
+	if (buff == NULL)
+		return -ENOMEM;
 
 	if ((ret = m920x_read(udev, M9206_FILTER, 0x0, 0x8000, read, 4)) != 0)
 		goto done;
diff --git a/drivers/media/dvb/firewire/firedtv-avc.c b/drivers/media/dvb/firewire/firedtv-avc.c
index d1b67fe0f011..485d061319ab 100644
--- a/drivers/media/dvb/firewire/firedtv-avc.c
+++ b/drivers/media/dvb/firewire/firedtv-avc.c
@@ -1050,28 +1050,28 @@ int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
 	c->operand[4] = 0; /* slot */
 	c->operand[5] = SFE_VENDOR_TAG_CA_PMT; /* ca tag */
 	c->operand[6] = 0; /* more/last */
-	/* c->operand[7] = XXXprogram_info_length + 17; */ /* length */
-	c->operand[8] = list_management;
-	c->operand[9] = 0x01; /* pmt_cmd=OK_descramble */
+	/* Use three bytes for length field in case length > 127 */
+	c->operand[10] = list_management;
+	c->operand[11] = 0x01; /* pmt_cmd=OK_descramble */
 
 	/* TS program map table */
 
-	c->operand[10] = 0x02; /* Table id=2 */
-	c->operand[11] = 0x80; /* Section syntax + length */
-	/* c->operand[12] = XXXprogram_info_length + 12; */
-	c->operand[13] = msg[1]; /* Program number */
-	c->operand[14] = msg[2];
-	c->operand[15] = 0x01; /* Version number=0 + current/next=1 */
-	c->operand[16] = 0x00; /* Section number=0 */
-	c->operand[17] = 0x00; /* Last section number=0 */
-	c->operand[18] = 0x1f; /* PCR_PID=1FFF */
-	c->operand[19] = 0xff;
-	c->operand[20] = (program_info_length >> 8); /* Program info length */
-	c->operand[21] = (program_info_length & 0xff);
+	c->operand[12] = 0x02; /* Table id=2 */
+	c->operand[13] = 0x80; /* Section syntax + length */
+	/* c->operand[14] = XXXprogram_info_length + 12; */
+	c->operand[15] = msg[1]; /* Program number */
+	c->operand[16] = msg[2];
+	c->operand[17] = 0x01; /* Version number=0 + current/next=1 */
+	c->operand[18] = 0x00; /* Section number=0 */
+	c->operand[19] = 0x00; /* Last section number=0 */
+	c->operand[20] = 0x1f; /* PCR_PID=1FFF */
+	c->operand[21] = 0xff;
+	c->operand[22] = (program_info_length >> 8); /* Program info length */
+	c->operand[23] = (program_info_length & 0xff);
 
 	/* CA descriptors at programme level */
 	read_pos = 6;
-	write_pos = 22;
+	write_pos = 24;
 	if (program_info_length > 0) {
 		pmt_cmd_id = msg[read_pos++];
 		if (pmt_cmd_id != 1 && pmt_cmd_id != 4)
@@ -1113,8 +1113,10 @@ int avc_ca_pmt(struct firedtv *fdtv, char *msg, int length)
 	c->operand[write_pos++] = 0x00;
 	c->operand[write_pos++] = 0x00;
 
-	c->operand[7] = write_pos - 8;
-	c->operand[12] = write_pos - 13;
+	c->operand[7] = 0x82;
+	c->operand[8] = (write_pos - 10) >> 8;
+	c->operand[9] = (write_pos - 10) & 0xff;
+	c->operand[14] = write_pos - 15;
 
 	crc32_csum = crc32_be(0, &c->operand[10], c->operand[12] - 1);
 	c->operand[write_pos - 4] = (crc32_csum >> 24) & 0xff;
diff --git a/drivers/media/dvb/firewire/firedtv-ci.c b/drivers/media/dvb/firewire/firedtv-ci.c
index eeb80d0ea3ff..853e04b7cb36 100644
--- a/drivers/media/dvb/firewire/firedtv-ci.c
+++ b/drivers/media/dvb/firewire/firedtv-ci.c
@@ -215,7 +215,7 @@ static unsigned int fdtv_ca_io_poll(struct file *file, poll_table *wait)
 	return POLLIN;
 }
 
-static struct file_operations fdtv_ca_fops = {
+static const struct file_operations fdtv_ca_fops = {
 	.owner		= THIS_MODULE,
 	.ioctl		= dvb_generic_ioctl,
 	.open		= dvb_generic_open,
diff --git a/drivers/media/dvb/firewire/firedtv-fe.c b/drivers/media/dvb/firewire/firedtv-fe.c
index 7ba43630a25d..e49cdc88b0c7 100644
--- a/drivers/media/dvb/firewire/firedtv-fe.c
+++ b/drivers/media/dvb/firewire/firedtv-fe.c
@@ -141,18 +141,12 @@ static int fdtv_read_uncorrected_blocks(struct dvb_frontend *fe, u32 *ucblocks)
 	return -EOPNOTSUPP;
 }
 
-#define ACCEPTED 0x9
-
 static int fdtv_set_frontend(struct dvb_frontend *fe,
 			     struct dvb_frontend_parameters *params)
 {
 	struct firedtv *fdtv = fe->sec_priv;
 
-	/* FIXME: avc_tuner_dsd never returns ACCEPTED. Check status? */
-	if (avc_tuner_dsd(fdtv, params) != ACCEPTED)
-		return -EINVAL;
-	else
-		return 0; /* not sure of this... */
+	return avc_tuner_dsd(fdtv, params);
 }
 
 static int fdtv_get_frontend(struct dvb_frontend *fe,
diff --git a/drivers/media/dvb/frontends/Kconfig b/drivers/media/dvb/frontends/Kconfig
index b794e860b4e2..d7c4837fa71c 100644
--- a/drivers/media/dvb/frontends/Kconfig
+++ b/drivers/media/dvb/frontends/Kconfig
@@ -484,6 +484,14 @@ config DVB_S921
 	  AN ISDB-T DQPSK, QPSK, 16QAM and 64QAM 1seg tuner module.
 	  Say Y when you want to support this frontend.
 
+config DVB_DIB8000
+	tristate "DiBcom 8000MB/MC"
+	depends on DVB_CORE && I2C
+	default m if DVB_FE_CUSTOMISE
+	help
+	  A driver for DiBcom's DiB8000 ISDB-T/ISDB-Tsb demodulator.
+	  Say Y when you want to support this frontend.
+
 comment "Digital terrestrial only tuners/PLL"
 	depends on DVB_CORE
 
diff --git a/drivers/media/dvb/frontends/Makefile b/drivers/media/dvb/frontends/Makefile
index 3b49d37ab5fa..3523767e7a76 100644
--- a/drivers/media/dvb/frontends/Makefile
+++ b/drivers/media/dvb/frontends/Makefile
@@ -23,6 +23,7 @@ obj-$(CONFIG_DVB_DIB3000MB) += dib3000mb.o
 obj-$(CONFIG_DVB_DIB3000MC) += dib3000mc.o dibx000_common.o
 obj-$(CONFIG_DVB_DIB7000M) += dib7000m.o dibx000_common.o
 obj-$(CONFIG_DVB_DIB7000P) += dib7000p.o dibx000_common.o
+obj-$(CONFIG_DVB_DIB8000) += dib8000.o dibx000_common.o
 obj-$(CONFIG_DVB_MT312) += mt312.o
 obj-$(CONFIG_DVB_VES1820) += ves1820.o
 obj-$(CONFIG_DVB_VES1X93) += ves1x93.o
diff --git a/drivers/media/dvb/frontends/au8522_decoder.c b/drivers/media/dvb/frontends/au8522_decoder.c
index 9e9a75576a1d..74981ee923c8 100644
--- a/drivers/media/dvb/frontends/au8522_decoder.c
+++ b/drivers/media/dvb/frontends/au8522_decoder.c
@@ -792,6 +792,11 @@ static int au8522_probe(struct i2c_client *client,
 	}
 
 	demod_config = kzalloc(sizeof(struct au8522_config), GFP_KERNEL);
+	if (demod_config == NULL) {
+		if (instance == 1)
+			kfree(state);
+		return -ENOMEM;
+	}
 	demod_config->demod_address = 0x8e >> 1;
 
 	state->config = demod_config;
diff --git a/drivers/media/dvb/frontends/dib0070.c b/drivers/media/dvb/frontends/dib0070.c
index da92cbe1b8ea..2be17b93e0bd 100644
--- a/drivers/media/dvb/frontends/dib0070.c
+++ b/drivers/media/dvb/frontends/dib0070.c
@@ -1,12 +1,29 @@
 /*
  * Linux-DVB Driver for DiBcom's DiB0070 base-band RF Tuner.
  *
- * Copyright (C) 2005-7 DiBcom (http://www.dibcom.fr/)
+ * Copyright (C) 2005-9 DiBcom (http://www.dibcom.fr/)
  *
  * This program is free software; you can redistribute it and/or
- *	modify it under the terms of the GNU General Public License as
- *	published by the Free Software Foundation, version 2.
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *
+ * This code is more or less generated from another driver, please
+ * excuse some codingstyle oddities.
+ *
  */
+
 #include <linux/kernel.h>
 #include <linux/i2c.h>
 
@@ -19,27 +36,65 @@ static int debug;
 module_param(debug, int, 0644);
 MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
 
-#define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiB0070: "); printk(args); printk("\n"); } } while (0)
+#define dprintk(args...) do { \
+	if (debug) { \
+		printk(KERN_DEBUG "DiB0070: "); \
+		printk(args); \
+		printk("\n"); \
+	} \
+} while (0)
 
 #define DIB0070_P1D  0x00
 #define DIB0070_P1F  0x01
 #define DIB0070_P1G  0x03
 #define DIB0070S_P1A 0x02
 
+enum frontend_tune_state {
+	CT_TUNER_START = 10,
+	CT_TUNER_STEP_0,
+	CT_TUNER_STEP_1,
+	CT_TUNER_STEP_2,
+	CT_TUNER_STEP_3,
+	CT_TUNER_STEP_4,
+	CT_TUNER_STEP_5,
+	CT_TUNER_STEP_6,
+	CT_TUNER_STEP_7,
+	CT_TUNER_STOP,
+};
+
+#define FE_CALLBACK_TIME_NEVER 0xffffffff
+
 struct dib0070_state {
 	struct i2c_adapter *i2c;
 	struct dvb_frontend *fe;
 	const struct dib0070_config *cfg;
 	u16 wbd_ff_offset;
 	u8 revision;
+
+	enum frontend_tune_state tune_state;
+	u32 current_rf;
+
+	/* for the captrim binary search */
+	s8 step;
+	u16 adc_diff;
+
+	s8 captrim;
+	s8 fcaptrim;
+	u16 lo4;
+
+	const struct dib0070_tuning *current_tune_table_index;
+	const struct dib0070_lna_match *lna_match;
+
+	u8 wbd_gain_current;
+	u16 wbd_offset_3_3[2];
 };
 
 static uint16_t dib0070_read_reg(struct dib0070_state *state, u8 reg)
 {
 	u8 b[2];
 	struct i2c_msg msg[2] = {
-		{ .addr = state->cfg->i2c_address, .flags = 0,        .buf = &reg, .len = 1 },
-		{ .addr = state->cfg->i2c_address, .flags = I2C_M_RD, .buf = b,  .len = 2 },
+		{.addr = state->cfg->i2c_address,.flags = 0,.buf = &reg,.len = 1},
+		{.addr = state->cfg->i2c_address,.flags = I2C_M_RD,.buf = b,.len = 2},
 	};
 	if (i2c_transfer(state->i2c, msg, 2) != 2) {
 		printk(KERN_WARNING "DiB0070 I2C read failed\n");
@@ -51,7 +106,7 @@ static uint16_t dib0070_read_reg(struct dib0070_state *state, u8 reg)
 static int dib0070_write_reg(struct dib0070_state *state, u8 reg, u16 val)
 {
 	u8 b[3] = { reg, val >> 8, val & 0xff };
-	struct i2c_msg msg = { .addr = state->cfg->i2c_address, .flags = 0, .buf = b, .len = 3 };
+	struct i2c_msg msg = {.addr = state->cfg->i2c_address,.flags = 0,.buf = b,.len = 3 };
 	if (i2c_transfer(state->i2c, &msg, 1) != 1) {
 		printk(KERN_WARNING "DiB0070 I2C write failed\n");
 		return -EREMOTEIO;
@@ -59,55 +114,71 @@ static int dib0070_write_reg(struct dib0070_state *state, u8 reg, u16 val)
 	return 0;
 }
 
-#define HARD_RESET(state) do { if (state->cfg->reset) { state->cfg->reset(state->fe,1); msleep(10); state->cfg->reset(state->fe,0); msleep(10); } } while (0)
+#define HARD_RESET(state) do { \
+    state->cfg->sleep(state->fe, 0); \
+    if (state->cfg->reset) { \
+	state->cfg->reset(state->fe,1); msleep(10); \
+	state->cfg->reset(state->fe,0); msleep(10); \
+    } \
+} while (0)
 
 static int dib0070_set_bandwidth(struct dvb_frontend *fe, struct dvb_frontend_parameters *ch)
 {
-	struct dib0070_state *st = fe->tuner_priv;
-	u16 tmp = 0;
-	tmp = dib0070_read_reg(st, 0x02) & 0x3fff;
+	struct dib0070_state *state = fe->tuner_priv;
+	u16 tmp = dib0070_read_reg(state, 0x02) & 0x3fff;
+
+	if (state->fe->dtv_property_cache.bandwidth_hz / 1000 > 7000)
+		tmp |= (0 << 14);
+	else if (state->fe->dtv_property_cache.bandwidth_hz / 1000 > 6000)
+		tmp |= (1 << 14);
+	else if (state->fe->dtv_property_cache.bandwidth_hz / 1000 > 5000)
+		tmp |= (2 << 14);
+	else
+		tmp |= (3 << 14);
 
-    switch(BANDWIDTH_TO_KHZ(ch->u.ofdm.bandwidth)) {
-		case  8000:
-			tmp |= (0 << 14);
-			break;
-		case  7000:
-			tmp |= (1 << 14);
-			break;
-	case  6000:
-			tmp |= (2 << 14);
-			break;
-	case 5000:
-		default:
-			tmp |= (3 << 14);
-			break;
+	dib0070_write_reg(state, 0x02, tmp);
+
+	/* sharpen the BB filter in ISDB-T to have higher immunity to adjacent channels */
+	if (state->fe->dtv_property_cache.delivery_system == SYS_ISDBT) {
+		u16 value = dib0070_read_reg(state, 0x17);
+
+		dib0070_write_reg(state, 0x17, value & 0xfffc);
+		tmp = dib0070_read_reg(state, 0x01) & 0x01ff;
+		dib0070_write_reg(state, 0x01, tmp | (60 << 9));
+
+		dib0070_write_reg(state, 0x17, value);
 	}
-	dib0070_write_reg(st, 0x02, tmp);
 	return 0;
 }
 
-static void dib0070_captrim(struct dib0070_state *st, u16 LO4)
+static int dib0070_captrim(struct dib0070_state *state, enum frontend_tune_state *tune_state)
 {
-	int8_t captrim, fcaptrim, step_sign, step;
-	u16 adc, adc_diff = 3000;
+	int8_t step_sign;
+	u16 adc;
+	int ret = 0;
 
+	if (*tune_state == CT_TUNER_STEP_0) {
 
+		dib0070_write_reg(state, 0x0f, 0xed10);
+		dib0070_write_reg(state, 0x17, 0x0034);
 
-	dib0070_write_reg(st, 0x0f, 0xed10);
-	dib0070_write_reg(st, 0x17,    0x0034);
+		dib0070_write_reg(state, 0x18, 0x0032);
+		state->step = state->captrim = state->fcaptrim = 64;
+		state->adc_diff = 3000;
+		ret = 20;
 
-	dib0070_write_reg(st, 0x18, 0x0032);
-	msleep(2);
+		*tune_state = CT_TUNER_STEP_1;
+	} else if (*tune_state == CT_TUNER_STEP_1) {
+		state->step /= 2;
+		dib0070_write_reg(state, 0x14, state->lo4 | state->captrim);
+		ret = 15;
 
-	step = captrim = fcaptrim = 64;
+		*tune_state = CT_TUNER_STEP_2;
+	} else if (*tune_state == CT_TUNER_STEP_2) {
 
-	do {
-		step /= 2;
-		dib0070_write_reg(st, 0x14, LO4 | captrim);
-		msleep(1);
-		adc = dib0070_read_reg(st, 0x19);
+		adc = dib0070_read_reg(state, 0x19);
 
-		dprintk( "CAPTRIM=%hd; ADC = %hd (ADC) & %dmV", captrim, adc, (u32) adc*(u32)1800/(u32)1024);
+		dprintk("CAPTRIM=%hd; ADC = %hd (ADC) & %dmV", state->captrim, adc, (u32) adc * (u32) 1800 / (u32) 1024);
 
 		if (adc >= 400) {
 			adc -= 400;
@@ -117,379 +188,430 @@ static void dib0070_captrim(struct dib0070_state *st, u16 LO4)
 			step_sign = 1;
 		}
 
-		if (adc < adc_diff) {
-			dprintk( "CAPTRIM=%hd is closer to target (%hd/%hd)", captrim, adc, adc_diff);
-			adc_diff = adc;
-			fcaptrim = captrim;
+		if (adc < state->adc_diff) {
+			dprintk("CAPTRIM=%hd is closer to target (%hd/%hd)", state->captrim, adc, state->adc_diff);
+			state->adc_diff = adc;
+			state->fcaptrim = state->captrim;
 
+		}
+		state->captrim += (step_sign * state->step);
 
+		if (state->step >= 1)
+			*tune_state = CT_TUNER_STEP_1;
+		else
+			*tune_state = CT_TUNER_STEP_3;
 
-		}
-		captrim += (step_sign * step);
-	} while (step >= 1);
+	} else if (*tune_state == CT_TUNER_STEP_3) {
+		dib0070_write_reg(state, 0x14, state->lo4 | state->fcaptrim);
+		dib0070_write_reg(state, 0x18, 0x07ff);
+		*tune_state = CT_TUNER_STEP_4;
+	}
 
-	dib0070_write_reg(st, 0x14, LO4 | fcaptrim);
-	dib0070_write_reg(st, 0x18, 0x07ff);
+	return ret;
 }
 
-#define LPF	100                       // define for the loop filter 100kHz by default 16-07-06
-#define LO4_SET_VCO_HFDIV(l, v, h)   l |= ((v) << 11) | ((h) << 7)
-#define LO4_SET_SD(l, s)             l |= ((s) << 14) | ((s) << 12)
-#define LO4_SET_CTRIM(l, c)          l |=  (c) << 10
-static int dib0070_tune_digital(struct dvb_frontend *fe, struct dvb_frontend_parameters *ch)
+static int dib0070_set_ctrl_lo5(struct dvb_frontend *fe, u8 vco_bias_trim, u8 hf_div_trim, u8 cp_current, u8 third_order_filt)
 {
-	struct dib0070_state *st = fe->tuner_priv;
-	u32 freq = ch->frequency/1000 + (BAND_OF_FREQUENCY(ch->frequency/1000) == BAND_VHF ? st->cfg->freq_offset_khz_vhf : st->cfg->freq_offset_khz_uhf);
-
-	u8 band = BAND_OF_FREQUENCY(freq), c;
+	struct dib0070_state *state = fe->tuner_priv;
+	u16 lo5 = (third_order_filt << 14) | (0 << 13) | (1 << 12) | (3 << 9) | (cp_current << 6) | (hf_div_trim << 3) | (vco_bias_trim << 0);
+	dprintk("CTRL_LO5: 0x%x", lo5);
+	return dib0070_write_reg(state, 0x15, lo5);
+}
 
-	/*******************VCO***********************************/
-	u16 lo4 = 0;
+void dib0070_ctrl_agc_filter(struct dvb_frontend *fe, u8 open)
+{
+	struct dib0070_state *state = fe->tuner_priv;
 
-	u8 REFDIV, PRESC = 2;
-	u32 FBDiv, Rest, FREF, VCOF_kHz;
-	u16 Num, Den;
-	/*******************FrontEnd******************************/
-	u16 value = 0;
+	if (open) {
+		dib0070_write_reg(state, 0x1b, 0xff00);
+		dib0070_write_reg(state, 0x1a, 0x0000);
+	} else {
+		dib0070_write_reg(state, 0x1b, 0x4112);
+		if (state->cfg->vga_filter != 0) {
+			dib0070_write_reg(state, 0x1a, state->cfg->vga_filter);
+			dprintk("vga filter register is set to %x", state->cfg->vga_filter);
+		} else
+			dib0070_write_reg(state, 0x1a, 0x0009);
+	}
+}
 
-	dprintk( "Tuning for Band: %hd (%d kHz)", band, freq);
+EXPORT_SYMBOL(dib0070_ctrl_agc_filter);
+struct dib0070_tuning {
+	u32 max_freq;		/* for every frequency less than or equal to that field: this information is correct */
+	u8 switch_trim;
+	u8 vco_band;
+	u8 hfdiv;
+	u8 vco_multi;
+	u8 presc;
+	u8 wbdmux;
+	u16 tuner_enable;
+};
 
+struct dib0070_lna_match {
+	u32 max_freq;		/* for every frequency less than or equal to that field: this information is correct */
+	u8 lna_band;
+};
 
-	dib0070_write_reg(st, 0x17, 0x30);
+static const struct dib0070_tuning dib0070s_tuning_table[] = {
+	{570000, 2, 1, 3, 6, 6, 2, 0x4000 | 0x0800},	/* UHF */
+	{700000, 2, 0, 2, 4, 2, 2, 0x4000 | 0x0800},
+	{863999, 2, 1, 2, 4, 2, 2, 0x4000 | 0x0800},
+	{1500000, 0, 1, 1, 2, 2, 4, 0x2000 | 0x0400},	/* LBAND */
+	{1600000, 0, 1, 1, 2, 2, 4, 0x2000 | 0x0400},
+	{2000000, 0, 1, 1, 2, 2, 4, 0x2000 | 0x0400},
+	{0xffffffff, 0, 0, 8, 1, 2, 1, 0x8000 | 0x1000},	/* SBAND */
+};
 
-	dib0070_set_bandwidth(fe, ch);	/* c is used as HF */
-	switch (st->revision) {
-		case DIB0070S_P1A:
-			switch (band) {
-				case BAND_LBAND:
-					LO4_SET_VCO_HFDIV(lo4, 1, 1);
-					c = 2;
-					break;
-				case BAND_SBAND:
-					LO4_SET_VCO_HFDIV(lo4, 0, 0);
-					LO4_SET_CTRIM(lo4, 1);
-					c = 1;
-					break;
-				case BAND_UHF:
-				default:
-					if (freq < 570000) {
-						LO4_SET_VCO_HFDIV(lo4, 1, 3);
-						PRESC = 6; c = 6;
-					} else if (freq < 680000) {
-						LO4_SET_VCO_HFDIV(lo4, 0, 2);
-						c = 4;
-					} else {
-						LO4_SET_VCO_HFDIV(lo4, 1, 2);
-						c = 4;
-					}
-					break;
-			} break;
-
-		case DIB0070_P1G:
-		case DIB0070_P1F:
-		default:
-			switch (band) {
-				case BAND_FM:
-						LO4_SET_VCO_HFDIV(lo4, 0, 7);
-						c = 24;
-					break;
-				case BAND_LBAND:
-						LO4_SET_VCO_HFDIV(lo4, 1, 0);
-						c = 2;
-					break;
-				case BAND_VHF:
-					if (freq < 180000) {
-						LO4_SET_VCO_HFDIV(lo4, 0, 3);
-						c = 16;
-					} else if (freq < 190000) {
-						LO4_SET_VCO_HFDIV(lo4, 1, 3);
-						c = 16;
-					} else {
-						LO4_SET_VCO_HFDIV(lo4, 0, 6);
-						c = 12;
-					}
-					break;
-
-				case BAND_UHF:
-				default:
-					if (freq < 570000) {
-						LO4_SET_VCO_HFDIV(lo4, 1, 5);
-						c = 6;
-					} else if (freq < 700000) {
-						LO4_SET_VCO_HFDIV(lo4, 0, 1);
-						c = 4;
-					} else {
-						LO4_SET_VCO_HFDIV(lo4, 1, 1);
-						c = 4;
-					}
-					break;
-			}
-		break;
-	}
+static const struct dib0070_tuning dib0070_tuning_table[] = {
+	{115000, 1, 0, 7, 24, 2, 1, 0x8000 | 0x1000},	/* FM below 92MHz cannot be tuned */
+	{179500, 1, 0, 3, 16, 2, 1, 0x8000 | 0x1000},	/* VHF */
+	{189999, 1, 1, 3, 16, 2, 1, 0x8000 | 0x1000},
+	{250000, 1, 0, 6, 12, 2, 1, 0x8000 | 0x1000},
+	{569999, 2, 1, 5, 6, 2, 2, 0x4000 | 0x0800},	/* UHF */
+	{699999, 2, 0, 1, 4, 2, 2, 0x4000 | 0x0800},
+	{863999, 2, 1, 1, 4, 2, 2, 0x4000 | 0x0800},
+	{0xffffffff, 0, 1, 0, 2, 2, 4, 0x2000 | 0x0400},	/* LBAND or everything higher than UHF */
+};
 
-	dprintk( "HFDIV code: %hd", (lo4 >> 7) & 0xf);
-	dprintk( "VCO = %hd", (lo4 >> 11) & 0x3);
+static const struct dib0070_lna_match dib0070_lna_flip_chip[] = {
+	{180000, 0},		/* VHF */
+	{188000, 1},
+	{196400, 2},
+	{250000, 3},
+	{550000, 0},		/* UHF */
+	{590000, 1},
+	{666000, 3},
+	{864000, 5},
+	{1500000, 0},		/* LBAND or everything higher than UHF */
+	{1600000, 1},
+	{2000000, 3},
+	{0xffffffff, 7},
+};
 
+static const struct dib0070_lna_match dib0070_lna[] = {
+	{180000, 0},		/* VHF */
+	{188000, 1},
+	{196400, 2},
+	{250000, 3},
+	{550000, 2},		/* UHF */
+	{650000, 3},
+	{750000, 5},
+	{850000, 6},
+	{864000, 7},
+	{1500000, 0},		/* LBAND or everything higher than UHF */
+	{1600000, 1},
+	{2000000, 3},
+	{0xffffffff, 7},
+};
 
-	VCOF_kHz = (c * freq) * 2;
-	dprintk( "VCOF in kHz: %d ((%hd*%d) << 1))",VCOF_kHz, c, freq);
+#define LPF	100		// define for the loop filter 100kHz by default 16-07-06
+static int dib0070_tune_digital(struct dvb_frontend *fe, struct dvb_frontend_parameters *ch)
+{
+	struct dib0070_state *state = fe->tuner_priv;
 
-	switch (band) {
-		case BAND_VHF:
-			REFDIV = (u8) ((st->cfg->clock_khz + 9999) / 10000);
-			break;
-		case BAND_FM:
-			REFDIV = (u8) ((st->cfg->clock_khz) / 1000);
-			break;
-		default:
-			REFDIV = (u8) ( st->cfg->clock_khz  / 10000);
-			break;
-	}
-	FREF = st->cfg->clock_khz / REFDIV;
+	const struct dib0070_tuning *tune;
+	const struct dib0070_lna_match *lna_match;
 
-	dprintk( "REFDIV: %hd, FREF: %d", REFDIV, FREF);
+	enum frontend_tune_state *tune_state = &state->tune_state;
+	int ret = 10;		/* 1ms is the default delay most of the time */
 
+	u8 band = (u8) BAND_OF_FREQUENCY(fe->dtv_property_cache.frequency / 1000);
+	u32 freq = fe->dtv_property_cache.frequency / 1000 + (band == BAND_VHF ? state->cfg->freq_offset_khz_vhf : state->cfg->freq_offset_khz_uhf);
 
+#ifdef CONFIG_SYS_ISDBT
+	if (state->fe->dtv_property_cache.delivery_system == SYS_ISDBT && state->fe->dtv_property_cache.isdbt_sb_mode == 1)
+		if (((state->fe->dtv_property_cache.isdbt_sb_segment_count % 2)
+		     && (state->fe->dtv_property_cache.isdbt_sb_segment_idx == ((state->fe->dtv_property_cache.isdbt_sb_segment_count / 2) + 1)))
+		    || (((state->fe->dtv_property_cache.isdbt_sb_segment_count % 2) == 0)
+			&& (state->fe->dtv_property_cache.isdbt_sb_segment_idx == (state->fe->dtv_property_cache.isdbt_sb_segment_count / 2)))
+		    || (((state->fe->dtv_property_cache.isdbt_sb_segment_count % 2) == 0)
+			&& (state->fe->dtv_property_cache.isdbt_sb_segment_idx == ((state->fe->dtv_property_cache.isdbt_sb_segment_count / 2) + 1))))
+			freq += 850;
+#endif
+	if (state->current_rf != freq) {
 
-	switch (st->revision) {
+		switch (state->revision) {
 		case DIB0070S_P1A:
-			FBDiv = (VCOF_kHz / PRESC / FREF);
-			Rest  = (VCOF_kHz / PRESC) - FBDiv * FREF;
+			tune = dib0070s_tuning_table;
+			lna_match = dib0070_lna;
 			break;
-
-		case DIB0070_P1G:
-		case DIB0070_P1F:
 		default:
-			FBDiv = (freq / (FREF / 2));
-			Rest  = 2 * freq - FBDiv * FREF;
+			tune = dib0070_tuning_table;
+			if (state->cfg->flip_chip)
+				lna_match = dib0070_lna_flip_chip;
+			else
+				lna_match = dib0070_lna;
 			break;
-	}
-
-
-	     if (Rest < LPF)              Rest = 0;
-	else if (Rest < 2 * LPF)          Rest = 2 * LPF;
-	else if (Rest > (FREF - LPF))   { Rest = 0 ; FBDiv += 1; }
-	else if (Rest > (FREF - 2 * LPF)) Rest = FREF - 2 * LPF;
-	Rest = (Rest * 6528) / (FREF / 10);
-	dprintk( "FBDIV: %d, Rest: %d", FBDiv, Rest);
-
-	Num = 0;
-	Den = 1;
+		}
+		while (freq > tune->max_freq)	/* find the right one */
+			tune++;
+		while (freq > lna_match->max_freq)	/* find the right one */
+			lna_match++;
 
-	if (Rest > 0) {
-		LO4_SET_SD(lo4, 1);
-		Den = 255;
-		Num = (u16)Rest;
+		state->current_tune_table_index = tune;
+		state->lna_match = lna_match;
 	}
-	dprintk( "Num: %hd, Den: %hd, SD: %hd",Num, Den, (lo4 >> 12) & 0x1);
 
+	if (*tune_state == CT_TUNER_START) {
+		dprintk("Tuning for Band: %hd (%d kHz)", band, freq);
+		if (state->current_rf != freq) {
+			u8 REFDIV;
+			u32 FBDiv, Rest, FREF, VCOF_kHz;
+			u8 Den;
 
+			state->current_rf = freq;
+			state->lo4 = (state->current_tune_table_index->vco_band << 11) | (state->current_tune_table_index->hfdiv << 7);
 
-	dib0070_write_reg(st, 0x11, (u16)FBDiv);
+			dib0070_write_reg(state, 0x17, 0x30);
 
+			VCOF_kHz = state->current_tune_table_index->vco_multi * freq * 2;
 
-	dib0070_write_reg(st, 0x12, (Den << 8) | REFDIV);
-
+			switch (band) {
+			case BAND_VHF:
+				REFDIV = (u8) ((state->cfg->clock_khz + 9999) / 10000);
+				break;
+			case BAND_FM:
+				REFDIV = (u8) ((state->cfg->clock_khz) / 1000);
+				break;
+			default:
+				REFDIV = (u8) (state->cfg->clock_khz / 10000);
+				break;
+			}
+			FREF = state->cfg->clock_khz / REFDIV;
+
+			switch (state->revision) {
+			case DIB0070S_P1A:
+				FBDiv = (VCOF_kHz / state->current_tune_table_index->presc / FREF);
+				Rest = (VCOF_kHz / state->current_tune_table_index->presc) - FBDiv * FREF;
+				break;
+
+			case DIB0070_P1G:
+			case DIB0070_P1F:
+			default:
+				FBDiv = (freq / (FREF / 2));
+				Rest = 2 * freq - FBDiv * FREF;
+				break;
+			}
 
-	dib0070_write_reg(st, 0x13, Num);
+			if (Rest < LPF)
+				Rest = 0;
+			else if (Rest < 2 * LPF)
+				Rest = 2 * LPF;
+			else if (Rest > (FREF - LPF)) {
+				Rest = 0;
+				FBDiv += 1;
+			} else if (Rest > (FREF - 2 * LPF))
+				Rest = FREF - 2 * LPF;
+			Rest = (Rest * 6528) / (FREF / 10);
+
+			Den = 1;
+			if (Rest > 0) {
+				state->lo4 |= (1 << 14) | (1 << 12);
+				Den = 255;
+			}
 
+			dib0070_write_reg(state, 0x11, (u16) FBDiv);
+			dib0070_write_reg(state, 0x12, (Den << 8) | REFDIV);
+			dib0070_write_reg(state, 0x13, (u16) Rest);
 
-	value = 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001;
+			if (state->revision == DIB0070S_P1A) {
 
-	switch (band) {
-		case BAND_UHF:   value |= 0x4000 | 0x0800; break;
-		case BAND_LBAND: value |= 0x2000 | 0x0400; break;
-		default:         value |= 0x8000 | 0x1000; break;
-	}
-	dib0070_write_reg(st, 0x20, value);
+				if (band == BAND_SBAND) {
+					dib0070_set_ctrl_lo5(fe, 2, 4, 3, 0);
+					dib0070_write_reg(state, 0x1d, 0xFFFF);
+				} else
+					dib0070_set_ctrl_lo5(fe, 5, 4, 3, 1);
+			}
 
-	dib0070_captrim(st, lo4);
-	if (st->revision == DIB0070S_P1A) {
-		if (band == BAND_SBAND)
-			dib0070_write_reg(st, 0x15, 0x16e2);
-		else
-			dib0070_write_reg(st, 0x15, 0x56e5);
-	}
+			dib0070_write_reg(state, 0x20,
+					  0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001 | state->current_tune_table_index->tuner_enable);
 
+			dprintk("REFDIV: %hd, FREF: %d", REFDIV, FREF);
+			dprintk("FBDIV: %d, Rest: %d", FBDiv, Rest);
+			dprintk("Num: %hd, Den: %hd, SD: %hd", (u16) Rest, Den, (state->lo4 >> 12) & 0x1);
+			dprintk("HFDIV code: %hd", state->current_tune_table_index->hfdiv);
+			dprintk("VCO = %hd", state->current_tune_table_index->vco_band);
+			dprintk("VCOF: ((%hd*%d) << 1))", state->current_tune_table_index->vco_multi, freq);
 
+			*tune_state = CT_TUNER_STEP_0;
+		} else {	/* we are already tuned to this frequency - the configuration is correct  */
+			ret = 50;	/* wakeup time */
+			*tune_state = CT_TUNER_STEP_5;
+		}
+	} else if ((*tune_state > CT_TUNER_START) && (*tune_state < CT_TUNER_STEP_4)) {
+
+		ret = dib0070_captrim(state, tune_state);
+
+	} else if (*tune_state == CT_TUNER_STEP_4) {
+		const struct dib0070_wbd_gain_cfg *tmp = state->cfg->wbd_gain;
+		if (tmp != NULL) {
+			while (freq / 1000 > tmp->freq)	/* find the right one */
+				tmp++;
+			dib0070_write_reg(state, 0x0f,
+					  (0 << 15) | (1 << 14) | (3 << 12) | (tmp->wbd_gain_val << 9) | (0 << 8) | (1 << 7) | (state->
+																current_tune_table_index->
+																wbdmux << 0));
+			state->wbd_gain_current = tmp->wbd_gain_val;
+		} else {
+			dib0070_write_reg(state, 0x0f,
+					  (0 << 15) | (1 << 14) | (3 << 12) | (6 << 9) | (0 << 8) | (1 << 7) | (state->current_tune_table_index->
+														wbdmux << 0));
+			state->wbd_gain_current = 6;
+		}
 
-	switch (band) {
-		case BAND_UHF:   value = 0x7c82; break;
-		case BAND_LBAND: value = 0x7c84; break;
-		default:         value = 0x7c81; break;
-	}
-	dib0070_write_reg(st, 0x0f, value);
-	dib0070_write_reg(st, 0x06, 0x3fff);
-
-	/* Front End */
-	/* c == TUNE, value = SWITCH */
-	c = 0;
-	value = 0;
-	switch (band) {
-		case BAND_FM:
-			c = 0; value = 1;
-		break;
-
-		case BAND_VHF:
-			if (freq <= 180000) c = 0;
-			else if (freq <= 188200) c = 1;
-			else if (freq <= 196400) c = 2;
-			else c = 3;
-			value = 1;
-		break;
-
-		case BAND_LBAND:
-			if (freq <= 1500000) c = 0;
-			else if (freq <= 1600000) c = 1;
-			else c = 3;
-		break;
-
-		case BAND_SBAND:
-			c = 7;
-			dib0070_write_reg(st, 0x1d,0xFFFF);
-		break;
-
-		case BAND_UHF:
-		default:
-			if (st->cfg->flip_chip) {
-				if (freq <= 550000) c = 0;
-				else if (freq <= 590000) c = 1;
-				else if (freq <= 666000) c = 3;
-				else c = 5;
-			} else {
-				if (freq <= 550000) c = 2;
-				else if (freq <= 650000) c = 3;
-				else if (freq <= 750000) c = 5;
-				else if (freq <= 850000) c = 6;
-				else c = 7;
-			}
-			value = 2;
-		break;
+		dib0070_write_reg(state, 0x06, 0x3fff);
+		dib0070_write_reg(state, 0x07,
+				  (state->current_tune_table_index->switch_trim << 11) | (7 << 8) | (state->lna_match->lna_band << 3) | (3 << 0));
+		dib0070_write_reg(state, 0x08, (state->lna_match->lna_band << 10) | (3 << 7) | (127));
+		dib0070_write_reg(state, 0x0d, 0x0d80);
+
+		dib0070_write_reg(state, 0x18, 0x07ff);
+		dib0070_write_reg(state, 0x17, 0x0033);
+
+		*tune_state = CT_TUNER_STEP_5;
+	} else if (*tune_state == CT_TUNER_STEP_5) {
+		dib0070_set_bandwidth(fe, ch);
+		*tune_state = CT_TUNER_STOP;
+	} else {
+		ret = FE_CALLBACK_TIME_NEVER;	/* tuner finished, time to call again infinite */
 	}
+	return ret;
+}
 
-	/* default: LNA_MATCH=7, BIAS=3 */
-	dib0070_write_reg(st, 0x07, (value << 11) | (7 << 8) | (c << 3) | (3 << 0));
-	dib0070_write_reg(st, 0x08, (c << 10) | (3 << 7) | (127));
-	dib0070_write_reg(st, 0x0d, 0x0d80);
+static int dib0070_tune(struct dvb_frontend *fe, struct dvb_frontend_parameters *p)
+{
+	struct dib0070_state *state = fe->tuner_priv;
+	uint32_t ret;
 
+	state->tune_state = CT_TUNER_START;
 
-	dib0070_write_reg(st, 0x18,   0x07ff);
-	dib0070_write_reg(st, 0x17, 0x0033);
+	do {
+		ret = dib0070_tune_digital(fe, p);
+		if (ret != FE_CALLBACK_TIME_NEVER)
+			msleep(ret / 10);
+		else
+			break;
+	} while (state->tune_state != CT_TUNER_STOP);
 
 	return 0;
 }
 
 static int dib0070_wakeup(struct dvb_frontend *fe)
 {
-	struct dib0070_state *st = fe->tuner_priv;
-	if (st->cfg->sleep)
-		st->cfg->sleep(fe, 0);
+	struct dib0070_state *state = fe->tuner_priv;
+	if (state->cfg->sleep)
+		state->cfg->sleep(fe, 0);
 	return 0;
 }
 
 static int dib0070_sleep(struct dvb_frontend *fe)
 {
-	struct dib0070_state *st = fe->tuner_priv;
-	if (st->cfg->sleep)
-		st->cfg->sleep(fe, 1);
+	struct dib0070_state *state = fe->tuner_priv;
+	if (state->cfg->sleep)
+		state->cfg->sleep(fe, 1);
 	return 0;
 }
 
-static u16 dib0070_p1f_defaults[] =
-
-{
+static const u16 dib0070_p1f_defaults[] = {
 	7, 0x02,
-		0x0008,
-		0x0000,
-		0x0000,
-		0x0000,
-		0x0000,
-		0x0002,
-		0x0100,
+	0x0008,
+	0x0000,
+	0x0000,
+	0x0000,
+	0x0000,
+	0x0002,
+	0x0100,
 
 	3, 0x0d,
-		0x0d80,
-		0x0001,
-		0x0000,
+	0x0d80,
+	0x0001,
+	0x0000,
 
 	4, 0x11,
-		0x0000,
-		0x0103,
-		0x0000,
-		0x0000,
+	0x0000,
+	0x0103,
+	0x0000,
+	0x0000,
 
 	3, 0x16,
-		0x0004 | 0x0040,
-		0x0030,
-		0x07ff,
+	0x0004 | 0x0040,
+	0x0030,
+	0x07ff,
 
 	6, 0x1b,
-		0x4112,
-		0xff00,
-		0xc07f,
-		0x0000,
-		0x0180,
-		0x4000 | 0x0800 | 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001,
+	0x4112,
+	0xff00,
+	0xc07f,
+	0x0000,
+	0x0180,
+	0x4000 | 0x0800 | 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001,
 
 	0,
 };
 
-static void dib0070_wbd_calibration(struct dvb_frontend *fe)
+static u16 dib0070_read_wbd_offset(struct dib0070_state *state, u8 gain)
 {
-	u16 wbd_offs;
-	struct dib0070_state *state = fe->tuner_priv;
-
-	if (state->cfg->sleep)
-		state->cfg->sleep(fe, 0);
+	u16 tuner_en = dib0070_read_reg(state, 0x20);
+	u16 offset;
 
-	dib0070_write_reg(state, 0x0f, 0x6d81);
-	dib0070_write_reg(state, 0x20, 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001);
+	dib0070_write_reg(state, 0x18, 0x07ff);
+	dib0070_write_reg(state, 0x20, 0x0800 | 0x4000 | 0x0040 | 0x0020 | 0x0010 | 0x0008 | 0x0002 | 0x0001);
+	dib0070_write_reg(state, 0x0f, (1 << 14) | (2 << 12) | (gain << 9) | (1 << 8) | (1 << 7) | (0 << 0));
 	msleep(9);
-	wbd_offs = dib0070_read_reg(state, 0x19);
-	dib0070_write_reg(state, 0x20, 0);
-	state->wbd_ff_offset = ((wbd_offs * 8 * 18 / 33 + 1) / 2);
-	dprintk( "WBDStart = %d (Vargen) - FF = %hd", (u32) wbd_offs * 1800/1024, state->wbd_ff_offset);
-
-	if (state->cfg->sleep)
-		state->cfg->sleep(fe, 1);
-
+	offset = dib0070_read_reg(state, 0x19);
+	dib0070_write_reg(state, 0x20, tuner_en);
+	return offset;
 }
 
-u16 dib0070_wbd_offset(struct dvb_frontend *fe)
+static void dib0070_wbd_offset_calibration(struct dib0070_state *state)
 {
-	struct dib0070_state *st = fe->tuner_priv;
-	return st->wbd_ff_offset;
+	u8 gain;
+	for (gain = 6; gain < 8; gain++) {
+		state->wbd_offset_3_3[gain - 6] = ((dib0070_read_wbd_offset(state, gain) * 8 * 18 / 33 + 1) / 2);
+		dprintk("Gain: %d, WBDOffset (3.3V) = %hd", gain, state->wbd_offset_3_3[gain - 6]);
+	}
 }
 
-EXPORT_SYMBOL(dib0070_wbd_offset);
-static int dib0070_set_ctrl_lo5(struct dvb_frontend *fe, u8 vco_bias_trim, u8 hf_div_trim, u8 cp_current, u8 third_order_filt)
+u16 dib0070_wbd_offset(struct dvb_frontend *fe)
 {
 	struct dib0070_state *state = fe->tuner_priv;
-    u16 lo5 = (third_order_filt << 14) | (0 << 13) | (1 << 12) | (3 << 9) | (cp_current << 6) | (hf_div_trim << 3) | (vco_bias_trim << 0);
-	dprintk( "CTRL_LO5: 0x%x", lo5);
-	return dib0070_write_reg(state, 0x15, lo5);
+	const struct dib0070_wbd_gain_cfg *tmp = state->cfg->wbd_gain;
+	u32 freq = fe->dtv_property_cache.frequency / 1000;
+
+	if (tmp != NULL) {
+		while (freq / 1000 > tmp->freq)	/* find the right one */
+			tmp++;
+		state->wbd_gain_current = tmp->wbd_gain_val;
+	} else
+		state->wbd_gain_current = 6;
+
+	return state->wbd_offset_3_3[state->wbd_gain_current - 6];
 }
 
+EXPORT_SYMBOL(dib0070_wbd_offset);
+
 #define pgm_read_word(w) (*w)
-static int dib0070_reset(struct dib0070_state *state)
+static int dib0070_reset(struct dvb_frontend *fe)
 {
+	struct dib0070_state *state = fe->tuner_priv;
 	u16 l, r, *n;
 
 	HARD_RESET(state);
 
-
 #ifndef FORCE_SBAND_TUNER
 	if ((dib0070_read_reg(state, 0x22) >> 9) & 0x1)
 		state->revision = (dib0070_read_reg(state, 0x1f) >> 8) & 0xff;
 	else
+#else
+#warning forcing SBAND
 #endif
-		state->revision = DIB0070S_P1A;
+	state->revision = DIB0070S_P1A;
 
 	/* P1F or not */
-	dprintk( "Revision: %x", state->revision);
+	dprintk("Revision: %x", state->revision);
 
 	if (state->revision == DIB0070_P1D) {
-		dprintk( "Error: this driver is not to be used meant for P1D or earlier");
+		dprintk("Error: this driver is not to be used meant for P1D or earlier");
 		return -EINVAL;
 	}
 
@@ -498,7 +620,7 @@ static int dib0070_reset(struct dib0070_state *state)
 	while (l) {
 		r = pgm_read_word(n++);
 		do {
-			dib0070_write_reg(state, (u8)r, pgm_read_word(n++));
+			dib0070_write_reg(state, (u8) r, pgm_read_word(n++));
 			r++;
 		} while (--l);
 		l = pgm_read_word(n++);
@@ -514,24 +636,25 @@ static int dib0070_reset(struct dib0070_state *state)
 	r |= state->cfg->osc_buffer_state << 3;
 
 	dib0070_write_reg(state, 0x10, r);
-	dib0070_write_reg(state, 0x1f, (1 << 8) | ((state->cfg->clock_pad_drive & 0xf) << 4));
+	dib0070_write_reg(state, 0x1f, (1 << 8) | ((state->cfg->clock_pad_drive & 0xf) << 5));
 
 	if (state->cfg->invert_iq) {
 		r = dib0070_read_reg(state, 0x02) & 0xffdf;
 		dib0070_write_reg(state, 0x02, r | (1 << 5));
 	}
 
-
 	if (state->revision == DIB0070S_P1A)
-		dib0070_set_ctrl_lo5(state->fe, 4, 7, 3, 1);
+		dib0070_set_ctrl_lo5(fe, 2, 4, 3, 0);
 	else
-		dib0070_set_ctrl_lo5(state->fe, 4, 4, 2, 0);
+		dib0070_set_ctrl_lo5(fe, 5, 4, state->cfg->charge_pump, state->cfg->enable_third_order_filter);
 
 	dib0070_write_reg(state, 0x01, (54 << 9) | 0xc8);
+
+	dib0070_wbd_offset_calibration(state);
+
 	return 0;
 }
 
-
 static int dib0070_release(struct dvb_frontend *fe)
 {
 	kfree(fe->tuner_priv);
@@ -539,23 +662,24 @@ static int dib0070_release(struct dvb_frontend *fe)
 	return 0;
 }
 
-static struct dvb_tuner_ops dib0070_ops = {
+static const struct dvb_tuner_ops dib0070_ops = {
 	.info = {
-		.name           = "DiBcom DiB0070",
-		.frequency_min  =  45000000,
-		.frequency_max  = 860000000,
-		.frequency_step =      1000,
-	},
-	.release       = dib0070_release,
-
-	.init          = dib0070_wakeup,
-	.sleep         = dib0070_sleep,
-	.set_params    = dib0070_tune_digital,
-//	.get_frequency = dib0070_get_frequency,
-//	.get_bandwidth = dib0070_get_bandwidth
+		 .name = "DiBcom DiB0070",
+		 .frequency_min = 45000000,
+		 .frequency_max = 860000000,
+		 .frequency_step = 1000,
+		 },
+	.release = dib0070_release,
+
+	.init = dib0070_wakeup,
+	.sleep = dib0070_sleep,
+	.set_params = dib0070_tune,
+
+//      .get_frequency = dib0070_get_frequency,
+//      .get_bandwidth = dib0070_get_bandwidth
 };
 
-struct dvb_frontend * dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
+struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
 {
 	struct dib0070_state *state = kzalloc(sizeof(struct dib0070_state), GFP_KERNEL);
 	if (state == NULL)
@@ -563,25 +687,24 @@ struct dvb_frontend * dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter
 
 	state->cfg = cfg;
 	state->i2c = i2c;
-	state->fe  = fe;
+	state->fe = fe;
 	fe->tuner_priv = state;
 
-	if (dib0070_reset(state) != 0)
+	if (dib0070_reset(fe) != 0)
 		goto free_mem;
 
-	dib0070_wbd_calibration(fe);
-
 	printk(KERN_INFO "DiB0070: successfully identified\n");
 	memcpy(&fe->ops.tuner_ops, &dib0070_ops, sizeof(struct dvb_tuner_ops));
 
 	fe->tuner_priv = state;
 	return fe;
 
-free_mem:
+ free_mem:
 	kfree(state);
 	fe->tuner_priv = NULL;
 	return NULL;
 }
+
 EXPORT_SYMBOL(dib0070_attach);
 
 MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
diff --git a/drivers/media/dvb/frontends/dib0070.h b/drivers/media/dvb/frontends/dib0070.h
index 9670f5d20cfb..eec9e52ffa75 100644
--- a/drivers/media/dvb/frontends/dib0070.h
+++ b/drivers/media/dvb/frontends/dib0070.h
@@ -15,6 +15,11 @@ struct i2c_adapter;
 
 #define DEFAULT_DIB0070_I2C_ADDRESS 0x60
 
+struct dib0070_wbd_gain_cfg {
+	u16 freq;
+	u16 wbd_gain_val;
+};
+
 struct dib0070_config {
 	u8 i2c_address;
 
@@ -26,26 +31,29 @@ struct dib0070_config {
 	int freq_offset_khz_uhf;
 	int freq_offset_khz_vhf;
 
-	u8 osc_buffer_state; /* 0= normal, 1= tri-state */
-	u32  clock_khz;
-	u8 clock_pad_drive; /* (Drive + 1) * 2mA */
+	u8 osc_buffer_state;	/* 0= normal, 1= tri-state */
+	u32 clock_khz;
+	u8 clock_pad_drive;	/* (Drive + 1) * 2mA */
 
-	u8 invert_iq; /* invert Q - in case I or Q is inverted on the board */
+	u8 invert_iq;		/* invert Q - in case I or Q is inverted on the board */
 
-	u8 force_crystal_mode; /* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */
+	u8 force_crystal_mode;	/* if == 0 -> decision is made in the driver default: <24 -> 2, >=24 -> 1 */
 
 	u8 flip_chip;
+	u8 enable_third_order_filter;
+	u8 charge_pump;
+
+	const struct dib0070_wbd_gain_cfg *wbd_gain;
+
+	u8 vga_filter;
 };
 
 #if defined(CONFIG_DVB_TUNER_DIB0070) || (defined(CONFIG_DVB_TUNER_DIB0070_MODULE) && defined(MODULE))
-extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe,
-					   struct i2c_adapter *i2c,
-					   struct dib0070_config *cfg);
+extern struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg);
 extern u16 dib0070_wbd_offset(struct dvb_frontend *);
+extern void dib0070_ctrl_agc_filter(struct dvb_frontend *, u8 open);
 #else
-static inline struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe,
-						  struct i2c_adapter *i2c,
-						  struct dib0070_config *cfg)
+static inline struct dvb_frontend *dib0070_attach(struct dvb_frontend *fe, struct i2c_adapter *i2c, struct dib0070_config *cfg)
 {
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return NULL;
@@ -56,6 +64,11 @@ static inline u16 dib0070_wbd_offset(struct dvb_frontend *fe)
 	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
 	return -ENODEV;
 }
+
+static inline void dib0070_ctrl_agc_filter(struct dvb_frontend *fe, u8 open)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+}
 #endif
 
 #endif
diff --git a/drivers/media/dvb/frontends/dib7000p.c b/drivers/media/dvb/frontends/dib7000p.c
index fc96fbf03d6d..0781f94e05d2 100644
--- a/drivers/media/dvb/frontends/dib7000p.c
+++ b/drivers/media/dvb/frontends/dib7000p.c
@@ -10,6 +10,7 @@
 #include <linux/kernel.h>
 #include <linux/i2c.h>
 
+#include "dvb_math.h"
 #include "dvb_frontend.h"
 
 #include "dib7000p.h"
@@ -1217,7 +1218,37 @@ static int dib7000p_read_signal_strength(struct dvb_frontend *fe, u16 *strength)
 
 static int dib7000p_read_snr(struct dvb_frontend* fe, u16 *snr)
 {
-	*snr = 0x0000;
+	struct dib7000p_state *state = fe->demodulator_priv;
+	u16 val;
+	s32 signal_mant, signal_exp, noise_mant, noise_exp;
+	u32 result = 0;
+
+	val = dib7000p_read_word(state, 479);
+	noise_mant = (val >> 4) & 0xff;
+	noise_exp = ((val & 0xf) << 2);
+	val = dib7000p_read_word(state, 480);
+	noise_exp += ((val >> 14) & 0x3);
+	if ((noise_exp & 0x20) != 0)
+		noise_exp -= 0x40;
+
+	signal_mant = (val >> 6) & 0xFF;
+	signal_exp  = (val & 0x3F);
+	if ((signal_exp & 0x20) != 0)
+		signal_exp -= 0x40;
+
+	if (signal_mant != 0)
+		result = intlog10(2) * 10 * signal_exp + 10 *
+			intlog10(signal_mant);
+	else
+		result = intlog10(2) * 10 * signal_exp - 100;
+
+	if (noise_mant != 0)
+		result -= intlog10(2) * 10 * noise_exp + 10 *
+			intlog10(noise_mant);
+	else
+		result -= intlog10(2) * 10 * noise_exp - 100;
+
+	*snr = result / ((1 << 24) / 10);
 	return 0;
 }
 
@@ -1344,6 +1375,11 @@ struct dvb_frontend * dib7000p_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr,
 	if (dib7000p_identify(st) != 0)
 		goto error;
 
+	/* FIXME: make sure the dev.parent field is initialized, or else
+	request_firmware() will hit an OOPS (this should be moved somewhere
+	more common) */
+	st->i2c_master.gated_tuner_i2c_adap.dev.parent = i2c_adap->dev.parent;
+
 	dibx000_init_i2c_master(&st->i2c_master, DIB7000P, st->i2c_adap, st->i2c_addr);
 
 	dib7000p_demod_reset(st);
diff --git a/drivers/media/dvb/frontends/dib8000.c b/drivers/media/dvb/frontends/dib8000.c
new file mode 100644
index 000000000000..852c790d09d9
--- /dev/null
+++ b/drivers/media/dvb/frontends/dib8000.c
@@ -0,0 +1,2277 @@
+/*
+ * Linux-DVB Driver for DiBcom's DiB8000 chip (ISDB-T).
+ *
+ * Copyright (C) 2009 DiBcom (http://www.dibcom.fr/)
+ *
+ * This program is free software; you can redistribute it and/or
+ *  modify it under the terms of the GNU General Public License as
+ *  published by the Free Software Foundation, version 2.
+ */
+#include <linux/kernel.h>
+#include <linux/i2c.h>
+#include "dvb_math.h"
+
+#include "dvb_frontend.h"
+
+#include "dib8000.h"
+
+#define LAYER_ALL -1
+#define LAYER_A   1
+#define LAYER_B   2
+#define LAYER_C   3
+
+#define FE_CALLBACK_TIME_NEVER 0xffffffff
+
+static int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "turn on debugging (default: 0)");
+
+#define dprintk(args...) do { if (debug) { printk(KERN_DEBUG "DiB8000: "); printk(args); printk("\n"); } } while (0)
+
+enum frontend_tune_state {
+	CT_AGC_START = 20,
+	CT_AGC_STEP_0,
+	CT_AGC_STEP_1,
+	CT_AGC_STEP_2,
+	CT_AGC_STEP_3,
+	CT_AGC_STEP_4,
+	CT_AGC_STOP,
+
+	CT_DEMOD_START = 30,
+};
+
+#define FE_STATUS_TUNE_FAILED 0
+
+struct i2c_device {
+	struct i2c_adapter *adap;
+	u8 addr;
+};
+
+struct dib8000_state {
+	struct dvb_frontend fe;
+	struct dib8000_config cfg;
+
+	struct i2c_device i2c;
+
+	struct dibx000_i2c_master i2c_master;
+
+	u16 wbd_ref;
+
+	u8 current_band;
+	u32 current_bandwidth;
+	struct dibx000_agc_config *current_agc;
+	u32 timf;
+	u32 timf_default;
+
+	u8 div_force_off:1;
+	u8 div_state:1;
+	u16 div_sync_wait;
+
+	u8 agc_state;
+	u8 differential_constellation;
+	u8 diversity_onoff;
+
+	s16 ber_monitored_layer;
+	u16 gpio_dir;
+	u16 gpio_val;
+
+	u16 revision;
+	u8 isdbt_cfg_loaded;
+	enum frontend_tune_state tune_state;
+	u32 status;
+};
+
+enum dib8000_power_mode {
+	DIB8000M_POWER_ALL = 0,
+	DIB8000M_POWER_INTERFACE_ONLY,
+};
+
+static u16 dib8000_i2c_read16(struct i2c_device *i2c, u16 reg)
+{
+	u8 wb[2] = { reg >> 8, reg & 0xff };
+	u8 rb[2];
+	struct i2c_msg msg[2] = {
+		{.addr = i2c->addr >> 1,.flags = 0,.buf = wb,.len = 2},
+		{.addr = i2c->addr >> 1,.flags = I2C_M_RD,.buf = rb,.len = 2},
+	};
+
+	if (i2c_transfer(i2c->adap, msg, 2) != 2)
+		dprintk("i2c read error on %d", reg);
+
+	return (rb[0] << 8) | rb[1];
+}
+
+static u16 dib8000_read_word(struct dib8000_state *state, u16 reg)
+{
+	return dib8000_i2c_read16(&state->i2c, reg);
+}
+
+static u32 dib8000_read32(struct dib8000_state *state, u16 reg)
+{
+	u16 rw[2];
+
+	rw[0] = dib8000_read_word(state, reg + 0);
+	rw[1] = dib8000_read_word(state, reg + 1);
+
+	return ((rw[0] << 16) | (rw[1]));
+}
+
+static int dib8000_i2c_write16(struct i2c_device *i2c, u16 reg, u16 val)
+{
+	u8 b[4] = {
+		(reg >> 8) & 0xff, reg & 0xff,
+		(val >> 8) & 0xff, val & 0xff,
+	};
+	struct i2c_msg msg = {
+		.addr = i2c->addr >> 1,.flags = 0,.buf = b,.len = 4
+	};
+	return i2c_transfer(i2c->adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
+}
+
+static int dib8000_write_word(struct dib8000_state *state, u16 reg, u16 val)
+{
+	return dib8000_i2c_write16(&state->i2c, reg, val);
+}
+
+const int16_t coeff_2k_sb_1seg_dqpsk[8] = {
+	(769 << 5) | 0x0a, (745 << 5) | 0x03, (595 << 5) | 0x0d, (769 << 5) | 0x0a, (920 << 5) | 0x09, (784 << 5) | 0x02, (519 << 5) | 0x0c,
+	    (920 << 5) | 0x09
+};
+
+const int16_t coeff_2k_sb_1seg[8] = {
+	(692 << 5) | 0x0b, (683 << 5) | 0x01, (519 << 5) | 0x09, (692 << 5) | 0x0b, 0 | 0x1f, 0 | 0x1f, 0 | 0x1f, 0 | 0x1f
+};
+
+const int16_t coeff_2k_sb_3seg_0dqpsk_1dqpsk[8] = {
+	(832 << 5) | 0x10, (912 << 5) | 0x05, (900 << 5) | 0x12, (832 << 5) | 0x10, (-931 << 5) | 0x0f, (912 << 5) | 0x04, (807 << 5) | 0x11,
+	    (-931 << 5) | 0x0f
+};
+
+const int16_t coeff_2k_sb_3seg_0dqpsk[8] = {
+	(622 << 5) | 0x0c, (941 << 5) | 0x04, (796 << 5) | 0x10, (622 << 5) | 0x0c, (982 << 5) | 0x0c, (519 << 5) | 0x02, (572 << 5) | 0x0e,
+	    (982 << 5) | 0x0c
+};
+
+const int16_t coeff_2k_sb_3seg_1dqpsk[8] = {
+	(699 << 5) | 0x14, (607 << 5) | 0x04, (944 << 5) | 0x13, (699 << 5) | 0x14, (-720 << 5) | 0x0d, (640 << 5) | 0x03, (866 << 5) | 0x12,
+	    (-720 << 5) | 0x0d
+};
+
+const int16_t coeff_2k_sb_3seg[8] = {
+	(664 << 5) | 0x0c, (925 << 5) | 0x03, (937 << 5) | 0x10, (664 << 5) | 0x0c, (-610 << 5) | 0x0a, (697 << 5) | 0x01, (836 << 5) | 0x0e,
+	    (-610 << 5) | 0x0a
+};
+
+const int16_t coeff_4k_sb_1seg_dqpsk[8] = {
+	(-955 << 5) | 0x0e, (687 << 5) | 0x04, (818 << 5) | 0x10, (-955 << 5) | 0x0e, (-922 << 5) | 0x0d, (750 << 5) | 0x03, (665 << 5) | 0x0f,
+	    (-922 << 5) | 0x0d
+};
+
+const int16_t coeff_4k_sb_1seg[8] = {
+	(638 << 5) | 0x0d, (683 << 5) | 0x02, (638 << 5) | 0x0d, (638 << 5) | 0x0d, (-655 << 5) | 0x0a, (517 << 5) | 0x00, (698 << 5) | 0x0d,
+	    (-655 << 5) | 0x0a
+};
+
+const int16_t coeff_4k_sb_3seg_0dqpsk_1dqpsk[8] = {
+	(-707 << 5) | 0x14, (910 << 5) | 0x06, (889 << 5) | 0x16, (-707 << 5) | 0x14, (-958 << 5) | 0x13, (993 << 5) | 0x05, (523 << 5) | 0x14,
+	    (-958 << 5) | 0x13
+};
+
+const int16_t coeff_4k_sb_3seg_0dqpsk[8] = {
+	(-723 << 5) | 0x13, (910 << 5) | 0x05, (777 << 5) | 0x14, (-723 << 5) | 0x13, (-568 << 5) | 0x0f, (547 << 5) | 0x03, (696 << 5) | 0x12,
+	    (-568 << 5) | 0x0f
+};
+
+const int16_t coeff_4k_sb_3seg_1dqpsk[8] = {
+	(-940 << 5) | 0x15, (607 << 5) | 0x05, (915 << 5) | 0x16, (-940 << 5) | 0x15, (-848 << 5) | 0x13, (683 << 5) | 0x04, (543 << 5) | 0x14,
+	    (-848 << 5) | 0x13
+};
+
+const int16_t coeff_4k_sb_3seg[8] = {
+	(612 << 5) | 0x12, (910 << 5) | 0x04, (864 << 5) | 0x14, (612 << 5) | 0x12, (-869 << 5) | 0x13, (683 << 5) | 0x02, (869 << 5) | 0x12,
+	    (-869 << 5) | 0x13
+};
+
+const int16_t coeff_8k_sb_1seg_dqpsk[8] = {
+	(-835 << 5) | 0x12, (684 << 5) | 0x05, (735 << 5) | 0x14, (-835 << 5) | 0x12, (-598 << 5) | 0x10, (781 << 5) | 0x04, (739 << 5) | 0x13,
+	    (-598 << 5) | 0x10
+};
+
+const int16_t coeff_8k_sb_1seg[8] = {
+	(673 << 5) | 0x0f, (683 << 5) | 0x03, (808 << 5) | 0x12, (673 << 5) | 0x0f, (585 << 5) | 0x0f, (512 << 5) | 0x01, (780 << 5) | 0x0f,
+	    (585 << 5) | 0x0f
+};
+
+const int16_t coeff_8k_sb_3seg_0dqpsk_1dqpsk[8] = {
+	(863 << 5) | 0x17, (930 << 5) | 0x07, (878 << 5) | 0x19, (863 << 5) | 0x17, (0 << 5) | 0x14, (521 << 5) | 0x05, (980 << 5) | 0x18,
+	    (0 << 5) | 0x14
+};
+
+const int16_t coeff_8k_sb_3seg_0dqpsk[8] = {
+	(-924 << 5) | 0x17, (910 << 5) | 0x06, (774 << 5) | 0x17, (-924 << 5) | 0x17, (-877 << 5) | 0x15, (565 << 5) | 0x04, (553 << 5) | 0x15,
+	    (-877 << 5) | 0x15
+};
+
+const int16_t coeff_8k_sb_3seg_1dqpsk[8] = {
+	(-921 << 5) | 0x19, (607 << 5) | 0x06, (881 << 5) | 0x19, (-921 << 5) | 0x19, (-921 << 5) | 0x14, (713 << 5) | 0x05, (1018 << 5) | 0x18,
+	    (-921 << 5) | 0x14
+};
+
+const int16_t coeff_8k_sb_3seg[8] = {
+	(514 << 5) | 0x14, (910 << 5) | 0x05, (861 << 5) | 0x17, (514 << 5) | 0x14, (690 << 5) | 0x14, (683 << 5) | 0x03, (662 << 5) | 0x15,
+	    (690 << 5) | 0x14
+};
+
+const int16_t ana_fe_coeff_3seg[24] = {
+	81, 80, 78, 74, 68, 61, 54, 45, 37, 28, 19, 11, 4, 1022, 1017, 1013, 1010, 1008, 1008, 1008, 1008, 1010, 1014, 1017
+};
+
+const int16_t ana_fe_coeff_1seg[24] = {
+	249, 226, 164, 82, 5, 981, 970, 988, 1018, 20, 31, 26, 8, 1012, 1000, 1018, 1012, 8, 15, 14, 9, 3, 1017, 1003
+};
+
+const int16_t ana_fe_coeff_13seg[24] = {
+	396, 305, 105, -51, -77, -12, 41, 31, -11, -30, -11, 14, 15, -2, -13, -7, 5, 8, 1, -6, -7, -3, 0, 1
+};
+
+static u16 fft_to_mode(struct dib8000_state *state)
+{
+	u16 mode;
+	switch (state->fe.dtv_property_cache.transmission_mode) {
+	case TRANSMISSION_MODE_2K:
+		mode = 1;
+		break;
+	case TRANSMISSION_MODE_4K:
+		mode = 2;
+		break;
+	default:
+	case TRANSMISSION_MODE_AUTO:
+	case TRANSMISSION_MODE_8K:
+		mode = 3;
+		break;
+	}
+	return mode;
+}
+
+static void dib8000_set_acquisition_mode(struct dib8000_state *state)
+{
+	u16 nud = dib8000_read_word(state, 298);
+	nud |= (1 << 3) | (1 << 0);
+	dprintk("acquisition mode activated");
+	dib8000_write_word(state, 298, nud);
+}
+
+static int dib8000_set_output_mode(struct dib8000_state *state, int mode)
+{
+	u16 outreg, fifo_threshold, smo_mode, sram = 0x0205;	/* by default SDRAM deintlv is enabled */
+
+	outreg = 0;
+	fifo_threshold = 1792;
+	smo_mode = (dib8000_read_word(state, 299) & 0x0050) | (1 << 1);
+
+	dprintk("-I-  Setting output mode for demod %p to %d", &state->fe, mode);
+
+	switch (mode) {
+	case OUTMODE_MPEG2_PAR_GATED_CLK:	// STBs with parallel gated clock
+		outreg = (1 << 10);	/* 0x0400 */
+		break;
+	case OUTMODE_MPEG2_PAR_CONT_CLK:	// STBs with parallel continues clock
+		outreg = (1 << 10) | (1 << 6);	/* 0x0440 */
+		break;
+	case OUTMODE_MPEG2_SERIAL:	// STBs with serial input
+		outreg = (1 << 10) | (2 << 6) | (0 << 1);	/* 0x0482 */
+		break;
+	case OUTMODE_DIVERSITY:
+		if (state->cfg.hostbus_diversity) {
+			outreg = (1 << 10) | (4 << 6);	/* 0x0500 */
+			sram &= 0xfdff;
+		} else
+			sram |= 0x0c00;
+		break;
+	case OUTMODE_MPEG2_FIFO:	// e.g. USB feeding
+		smo_mode |= (3 << 1);
+		fifo_threshold = 512;
+		outreg = (1 << 10) | (5 << 6);
+		break;
+	case OUTMODE_HIGH_Z:	// disable
+		outreg = 0;
+		break;
+
+	case OUTMODE_ANALOG_ADC:
+		outreg = (1 << 10) | (3 << 6);
+		dib8000_set_acquisition_mode(state);
+		break;
+
+	default:
+		dprintk("Unhandled output_mode passed to be set for demod %p", &state->fe);
+		return -EINVAL;
+	}
+
+	if (state->cfg.output_mpeg2_in_188_bytes)
+		smo_mode |= (1 << 5);
+
+	dib8000_write_word(state, 299, smo_mode);
+	dib8000_write_word(state, 300, fifo_threshold);	/* synchronous fread */
+	dib8000_write_word(state, 1286, outreg);
+	dib8000_write_word(state, 1291, sram);
+
+	return 0;
+}
+
+static int dib8000_set_diversity_in(struct dvb_frontend *fe, int onoff)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 sync_wait = dib8000_read_word(state, 273) & 0xfff0;
+
+	if (!state->differential_constellation) {
+		dib8000_write_word(state, 272, 1 << 9);	//dvsy_off_lmod4 = 1
+		dib8000_write_word(state, 273, sync_wait | (1 << 2) | 2);	// sync_enable = 1; comb_mode = 2
+	} else {
+		dib8000_write_word(state, 272, 0);	//dvsy_off_lmod4 = 0
+		dib8000_write_word(state, 273, sync_wait);	// sync_enable = 0; comb_mode = 0
+	}
+	state->diversity_onoff = onoff;
+
+	switch (onoff) {
+	case 0:		/* only use the internal way - not the diversity input */
+		dib8000_write_word(state, 270, 1);
+		dib8000_write_word(state, 271, 0);
+		break;
+	case 1:		/* both ways */
+		dib8000_write_word(state, 270, 6);
+		dib8000_write_word(state, 271, 6);
+		break;
+	case 2:		/* only the diversity input */
+		dib8000_write_word(state, 270, 0);
+		dib8000_write_word(state, 271, 1);
+		break;
+	}
+	return 0;
+}
+
+static void dib8000_set_power_mode(struct dib8000_state *state, enum dib8000_power_mode mode)
+{
+	/* by default everything is going to be powered off */
+	u16 reg_774 = 0x3fff, reg_775 = 0xffff, reg_776 = 0xffff,
+	    reg_900 = (dib8000_read_word(state, 900) & 0xfffc) | 0x3, reg_1280 = (dib8000_read_word(state, 1280) & 0x00ff) | 0xff00;
+
+	/* now, depending on the requested mode, we power on */
+	switch (mode) {
+		/* power up everything in the demod */
+	case DIB8000M_POWER_ALL:
+		reg_774 = 0x0000;
+		reg_775 = 0x0000;
+		reg_776 = 0x0000;
+		reg_900 &= 0xfffc;
+		reg_1280 &= 0x00ff;
+		break;
+	case DIB8000M_POWER_INTERFACE_ONLY:
+		reg_1280 &= 0x00ff;
+		break;
+	}
+
+	dprintk("powermode : 774 : %x ; 775 : %x; 776 : %x ; 900 : %x; 1280 : %x", reg_774, reg_775, reg_776, reg_900, reg_1280);
+	dib8000_write_word(state, 774, reg_774);
+	dib8000_write_word(state, 775, reg_775);
+	dib8000_write_word(state, 776, reg_776);
+	dib8000_write_word(state, 900, reg_900);
+	dib8000_write_word(state, 1280, reg_1280);
+}
+
+static int dib8000_set_adc_state(struct dib8000_state *state, enum dibx000_adc_states no)
+{
+	int ret = 0;
+	u16 reg_907 = dib8000_read_word(state, 907), reg_908 = dib8000_read_word(state, 908);
+
+	switch (no) {
+	case DIBX000_SLOW_ADC_ON:
+		reg_908 |= (1 << 1) | (1 << 0);
+		ret |= dib8000_write_word(state, 908, reg_908);
+		reg_908 &= ~(1 << 1);
+		break;
+
+	case DIBX000_SLOW_ADC_OFF:
+		reg_908 |= (1 << 1) | (1 << 0);
+		break;
+
+	case DIBX000_ADC_ON:
+		reg_907 &= 0x0fff;
+		reg_908 &= 0x0003;
+		break;
+
+	case DIBX000_ADC_OFF:	// leave the VBG voltage on
+		reg_907 |= (1 << 14) | (1 << 13) | (1 << 12);
+		reg_908 |= (1 << 5) | (1 << 4) | (1 << 3) | (1 << 2);
+		break;
+
+	case DIBX000_VBG_ENABLE:
+		reg_907 &= ~(1 << 15);
+		break;
+
+	case DIBX000_VBG_DISABLE:
+		reg_907 |= (1 << 15);
+		break;
+
+	default:
+		break;
+	}
+
+	ret |= dib8000_write_word(state, 907, reg_907);
+	ret |= dib8000_write_word(state, 908, reg_908);
+
+	return ret;
+}
+
+static int dib8000_set_bandwidth(struct dib8000_state *state, u32 bw)
+{
+	u32 timf;
+
+	if (bw == 0)
+		bw = 6000;
+
+	if (state->timf == 0) {
+		dprintk("using default timf");
+		timf = state->timf_default;
+	} else {
+		dprintk("using updated timf");
+		timf = state->timf;
+	}
+
+	dib8000_write_word(state, 29, (u16) ((timf >> 16) & 0xffff));
+	dib8000_write_word(state, 30, (u16) ((timf) & 0xffff));
+
+	return 0;
+}
+
+static int dib8000_sad_calib(struct dib8000_state *state)
+{
+/* internal */
+	dib8000_write_word(state, 923, (0 << 1) | (0 << 0));
+	dib8000_write_word(state, 924, 776);	// 0.625*3.3 / 4096
+
+	/* do the calibration */
+	dib8000_write_word(state, 923, (1 << 0));
+	dib8000_write_word(state, 923, (0 << 0));
+
+	msleep(1);
+	return 0;
+}
+
+int dib8000_set_wbd_ref(struct dvb_frontend *fe, u16 value)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	if (value > 4095)
+		value = 4095;
+	state->wbd_ref = value;
+	return dib8000_write_word(state, 106, value);
+}
+
+EXPORT_SYMBOL(dib8000_set_wbd_ref);
+static void dib8000_reset_pll_common(struct dib8000_state *state, const struct dibx000_bandwidth_config *bw)
+{
+	dprintk("ifreq: %d %x, inversion: %d", bw->ifreq, bw->ifreq, bw->ifreq >> 25);
+	dib8000_write_word(state, 23, (u16) (((bw->internal * 1000) >> 16) & 0xffff));	/* P_sec_len */
+	dib8000_write_word(state, 24, (u16) ((bw->internal * 1000) & 0xffff));
+	dib8000_write_word(state, 27, (u16) ((bw->ifreq >> 16) & 0x01ff));
+	dib8000_write_word(state, 28, (u16) (bw->ifreq & 0xffff));
+	dib8000_write_word(state, 26, (u16) ((bw->ifreq >> 25) & 0x0003));
+
+	dib8000_write_word(state, 922, bw->sad_cfg);
+}
+
+static void dib8000_reset_pll(struct dib8000_state *state)
+{
+	const struct dibx000_bandwidth_config *pll = state->cfg.pll;
+	u16 clk_cfg1;
+
+	// clk_cfg0
+	dib8000_write_word(state, 901, (pll->pll_prediv << 8) | (pll->pll_ratio << 0));
+
+	// clk_cfg1
+	clk_cfg1 = (1 << 10) | (0 << 9) | (pll->IO_CLK_en_core << 8) |
+	    (pll->bypclk_div << 5) | (pll->enable_refdiv << 4) | (1 << 3) | (pll->pll_range << 1) | (pll->pll_reset << 0);
+
+	dib8000_write_word(state, 902, clk_cfg1);
+	clk_cfg1 = (clk_cfg1 & 0xfff7) | (pll->pll_bypass << 3);
+	dib8000_write_word(state, 902, clk_cfg1);
+
+	dprintk("clk_cfg1: 0x%04x", clk_cfg1);	/* 0x507 1 0 1 000 0 0 11 1 */
+
+	/* smpl_cfg: P_refclksel=2, P_ensmplsel=1 nodivsmpl=1 */
+	if (state->cfg.pll->ADClkSrc == 0)
+		dib8000_write_word(state, 904, (0 << 15) | (0 << 12) | (0 << 10) | (pll->modulo << 8) | (pll->ADClkSrc << 7) | (0 << 1));
+	else if (state->cfg.refclksel != 0)
+		dib8000_write_word(state, 904,
+				   (0 << 15) | (1 << 12) | ((state->cfg.refclksel & 0x3) << 10) | (pll->modulo << 8) | (pll->
+															ADClkSrc << 7) | (0 << 1));
+	else
+		dib8000_write_word(state, 904, (0 << 15) | (1 << 12) | (3 << 10) | (pll->modulo << 8) | (pll->ADClkSrc << 7) | (0 << 1));
+
+	dib8000_reset_pll_common(state, pll);
+}
+
+static int dib8000_reset_gpio(struct dib8000_state *st)
+{
+	/* reset the GPIOs */
+	dib8000_write_word(st, 1029, st->cfg.gpio_dir);
+	dib8000_write_word(st, 1030, st->cfg.gpio_val);
+
+	/* TODO 782 is P_gpio_od */
+
+	dib8000_write_word(st, 1032, st->cfg.gpio_pwm_pos);
+
+	dib8000_write_word(st, 1037, st->cfg.pwm_freq_div);
+	return 0;
+}
+
+static int dib8000_cfg_gpio(struct dib8000_state *st, u8 num, u8 dir, u8 val)
+{
+	st->cfg.gpio_dir = dib8000_read_word(st, 1029);
+	st->cfg.gpio_dir &= ~(1 << num);	/* reset the direction bit */
+	st->cfg.gpio_dir |= (dir & 0x1) << num;	/* set the new direction */
+	dib8000_write_word(st, 1029, st->cfg.gpio_dir);
+
+	st->cfg.gpio_val = dib8000_read_word(st, 1030);
+	st->cfg.gpio_val &= ~(1 << num);	/* reset the direction bit */
+	st->cfg.gpio_val |= (val & 0x01) << num;	/* set the new value */
+	dib8000_write_word(st, 1030, st->cfg.gpio_val);
+
+	dprintk("gpio dir: %x: gpio val: %x", st->cfg.gpio_dir, st->cfg.gpio_val);
+
+	return 0;
+}
+
+int dib8000_set_gpio(struct dvb_frontend *fe, u8 num, u8 dir, u8 val)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	return dib8000_cfg_gpio(state, num, dir, val);
+}
+
+EXPORT_SYMBOL(dib8000_set_gpio);
+static const u16 dib8000_defaults[] = {
+	/* auto search configuration - lock0 by default waiting
+	 * for cpil_lock; lock1 cpil_lock; lock2 tmcc_sync_lock */
+	3, 7,
+	0x0004,
+	0x0400,
+	0x0814,
+
+	12, 11,
+	0x001b,
+	0x7740,
+	0x005b,
+	0x8d80,
+	0x01c9,
+	0xc380,
+	0x0000,
+	0x0080,
+	0x0000,
+	0x0090,
+	0x0001,
+	0xd4c0,
+
+	/*1, 32,
+	   0x6680 // P_corm_thres Lock algorithms configuration */
+
+	11, 80,			/* set ADC level to -16 */
+	(1 << 13) - 825 - 117,
+	(1 << 13) - 837 - 117,
+	(1 << 13) - 811 - 117,
+	(1 << 13) - 766 - 117,
+	(1 << 13) - 737 - 117,
+	(1 << 13) - 693 - 117,
+	(1 << 13) - 648 - 117,
+	(1 << 13) - 619 - 117,
+	(1 << 13) - 575 - 117,
+	(1 << 13) - 531 - 117,
+	(1 << 13) - 501 - 117,
+
+	4, 108,
+	0,
+	0,
+	0,
+	0,
+
+	1, 175,
+	0x0410,
+	1, 179,
+	8192,			// P_fft_nb_to_cut
+
+	6, 181,
+	0x2800,			// P_coff_corthres_ ( 2k 4k 8k ) 0x2800
+	0x2800,
+	0x2800,
+	0x2800,			// P_coff_cpilthres_ ( 2k 4k 8k ) 0x2800
+	0x2800,
+	0x2800,
+
+	2, 193,
+	0x0666,			// P_pha3_thres
+	0x0000,			// P_cti_use_cpe, P_cti_use_prog
+
+	2, 205,
+	0x200f,			// P_cspu_regul, P_cspu_win_cut
+	0x000f,			// P_des_shift_work
+
+	5, 215,
+	0x023d,			// P_adp_regul_cnt
+	0x00a4,			// P_adp_noise_cnt
+	0x00a4,			// P_adp_regul_ext
+	0x7ff0,			// P_adp_noise_ext
+	0x3ccc,			// P_adp_fil
+
+	1, 230,
+	0x0000,			// P_2d_byp_ti_num
+
+	1, 263,
+	0x800,			//P_equal_thres_wgn
+
+	1, 268,
+	(2 << 9) | 39,		// P_equal_ctrl_synchro, P_equal_speedmode
+
+	1, 270,
+	0x0001,			// P_div_lock0_wait
+	1, 285,
+	0x0020,			//p_fec_
+	1, 299,
+	0x0062,			// P_smo_mode, P_smo_rs_discard, P_smo_fifo_flush, P_smo_pid_parse, P_smo_error_discard
+
+	1, 338,
+	(1 << 12) |		// P_ctrl_corm_thres4pre_freq_inh=1
+	    (1 << 10) |		// P_ctrl_pre_freq_mode_sat=1
+	    (0 << 9) |		// P_ctrl_pre_freq_inh=0
+	    (3 << 5) |		// P_ctrl_pre_freq_step=3
+	    (1 << 0),		// P_pre_freq_win_len=1
+
+	1, 903,
+	(0 << 4) | 2,		// P_divclksel=0 P_divbitsel=2 (was clk=3,bit=1 for MPW)
+
+	0,
+};
+
+static u16 dib8000_identify(struct i2c_device *client)
+{
+	u16 value;
+
+	//because of glitches sometimes
+	value = dib8000_i2c_read16(client, 896);
+
+	if ((value = dib8000_i2c_read16(client, 896)) != 0x01b3) {
+		dprintk("wrong Vendor ID (read=0x%x)", value);
+		return 0;
+	}
+
+	value = dib8000_i2c_read16(client, 897);
+	if (value != 0x8000 && value != 0x8001 && value != 0x8002) {
+		dprintk("wrong Device ID (%x)", value);
+		return 0;
+	}
+
+	switch (value) {
+	case 0x8000:
+		dprintk("found DiB8000A");
+		break;
+	case 0x8001:
+		dprintk("found DiB8000B");
+		break;
+	case 0x8002:
+		dprintk("found DiB8000C");
+		break;
+	}
+	return value;
+}
+
+static int dib8000_reset(struct dvb_frontend *fe)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+
+	dib8000_write_word(state, 1287, 0x0003);	/* sram lead in, rdy */
+
+	if ((state->revision = dib8000_identify(&state->i2c)) == 0)
+		return -EINVAL;
+
+	if (state->revision == 0x8000)
+		dprintk("error : dib8000 MA not supported");
+
+	dibx000_reset_i2c_master(&state->i2c_master);
+
+	dib8000_set_power_mode(state, DIB8000M_POWER_ALL);
+
+	/* always leave the VBG voltage on - it consumes almost nothing but takes a long time to start */
+	dib8000_set_adc_state(state, DIBX000_VBG_ENABLE);
+
+	/* restart all parts */
+	dib8000_write_word(state, 770, 0xffff);
+	dib8000_write_word(state, 771, 0xffff);
+	dib8000_write_word(state, 772, 0xfffc);
+	dib8000_write_word(state, 898, 0x000c);	// sad
+	dib8000_write_word(state, 1280, 0x004d);
+	dib8000_write_word(state, 1281, 0x000c);
+
+	dib8000_write_word(state, 770, 0x0000);
+	dib8000_write_word(state, 771, 0x0000);
+	dib8000_write_word(state, 772, 0x0000);
+	dib8000_write_word(state, 898, 0x0004);	// sad
+	dib8000_write_word(state, 1280, 0x0000);
+	dib8000_write_word(state, 1281, 0x0000);
+
+	/* drives */
+	if (state->cfg.drives)
+		dib8000_write_word(state, 906, state->cfg.drives);
+	else {
+		dprintk("using standard PAD-drive-settings, please adjust settings in config-struct to be optimal.");
+		dib8000_write_word(state, 906, 0x2d98);	// min drive SDRAM - not optimal - adjust
+	}
+
+	dib8000_reset_pll(state);
+
+	if (dib8000_reset_gpio(state) != 0)
+		dprintk("GPIO reset was not successful.");
+
+	if (dib8000_set_output_mode(state, OUTMODE_HIGH_Z) != 0)
+		dprintk("OUTPUT_MODE could not be resetted.");
+
+	state->current_agc = NULL;
+
+	// P_iqc_alpha_pha, P_iqc_alpha_amp, P_iqc_dcc_alpha, ...
+	/* P_iqc_ca2 = 0; P_iqc_impnc_on = 0; P_iqc_mode = 0; */
+	if (state->cfg.pll->ifreq == 0)
+		dib8000_write_word(state, 40, 0x0755);	/* P_iqc_corr_inh = 0 enable IQcorr block */
+	else
+		dib8000_write_word(state, 40, 0x1f55);	/* P_iqc_corr_inh = 1 disable IQcorr block */
+
+	{
+		u16 l = 0, r;
+		const u16 *n;
+		n = dib8000_defaults;
+		l = *n++;
+		while (l) {
+			r = *n++;
+			do {
+				dib8000_write_word(state, r, *n++);
+				r++;
+			} while (--l);
+			l = *n++;
+		}
+	}
+	state->isdbt_cfg_loaded = 0;
+
+	//div_cfg override for special configs
+	if (state->cfg.div_cfg != 0)
+		dib8000_write_word(state, 903, state->cfg.div_cfg);
+
+	/* unforce divstr regardless whether i2c enumeration was done or not */
+	dib8000_write_word(state, 1285, dib8000_read_word(state, 1285) & ~(1 << 1));
+
+	dib8000_set_bandwidth(state, 6000);
+
+	dib8000_set_adc_state(state, DIBX000_SLOW_ADC_ON);
+	dib8000_sad_calib(state);
+	dib8000_set_adc_state(state, DIBX000_SLOW_ADC_OFF);
+
+	dib8000_set_power_mode(state, DIB8000M_POWER_INTERFACE_ONLY);
+
+	return 0;
+}
+
+static void dib8000_restart_agc(struct dib8000_state *state)
+{
+	// P_restart_iqc & P_restart_agc
+	dib8000_write_word(state, 770, 0x0a00);
+	dib8000_write_word(state, 770, 0x0000);
+}
+
+static int dib8000_update_lna(struct dib8000_state *state)
+{
+	u16 dyn_gain;
+
+	if (state->cfg.update_lna) {
+		// read dyn_gain here (because it is demod-dependent and not tuner)
+		dyn_gain = dib8000_read_word(state, 390);
+
+		if (state->cfg.update_lna(&state->fe, dyn_gain)) {	// LNA has changed
+			dib8000_restart_agc(state);
+			return 1;
+		}
+	}
+	return 0;
+}
+
+static int dib8000_set_agc_config(struct dib8000_state *state, u8 band)
+{
+	struct dibx000_agc_config *agc = NULL;
+	int i;
+	if (state->current_band == band && state->current_agc != NULL)
+		return 0;
+	state->current_band = band;
+
+	for (i = 0; i < state->cfg.agc_config_count; i++)
+		if (state->cfg.agc[i].band_caps & band) {
+			agc = &state->cfg.agc[i];
+			break;
+		}
+
+	if (agc == NULL) {
+		dprintk("no valid AGC configuration found for band 0x%02x", band);
+		return -EINVAL;
+	}
+
+	state->current_agc = agc;
+
+	/* AGC */
+	dib8000_write_word(state, 76, agc->setup);
+	dib8000_write_word(state, 77, agc->inv_gain);
+	dib8000_write_word(state, 78, agc->time_stabiliz);
+	dib8000_write_word(state, 101, (agc->alpha_level << 12) | agc->thlock);
+
+	// Demod AGC loop configuration
+	dib8000_write_word(state, 102, (agc->alpha_mant << 5) | agc->alpha_exp);
+	dib8000_write_word(state, 103, (agc->beta_mant << 6) | agc->beta_exp);
+
+	dprintk("WBD: ref: %d, sel: %d, active: %d, alpha: %d",
+		state->wbd_ref != 0 ? state->wbd_ref : agc->wbd_ref, agc->wbd_sel, !agc->perform_agc_softsplit, agc->wbd_sel);
+
+	/* AGC continued */
+	if (state->wbd_ref != 0)
+		dib8000_write_word(state, 106, state->wbd_ref);
+	else			// use default
+		dib8000_write_word(state, 106, agc->wbd_ref);
+	dib8000_write_word(state, 107, (agc->wbd_alpha << 9) | (agc->perform_agc_softsplit << 8));
+	dib8000_write_word(state, 108, agc->agc1_max);
+	dib8000_write_word(state, 109, agc->agc1_min);
+	dib8000_write_word(state, 110, agc->agc2_max);
+	dib8000_write_word(state, 111, agc->agc2_min);
+	dib8000_write_word(state, 112, (agc->agc1_pt1 << 8) | agc->agc1_pt2);
+	dib8000_write_word(state, 113, (agc->agc1_slope1 << 8) | agc->agc1_slope2);
+	dib8000_write_word(state, 114, (agc->agc2_pt1 << 8) | agc->agc2_pt2);
+	dib8000_write_word(state, 115, (agc->agc2_slope1 << 8) | agc->agc2_slope2);
+
+	dib8000_write_word(state, 75, agc->agc1_pt3);
+	dib8000_write_word(state, 923, (dib8000_read_word(state, 923) & 0xffe3) | (agc->wbd_inv << 4) | (agc->wbd_sel << 2));	/*LB : 929 -> 923 */
+
+	return 0;
+}
+
+static int dib8000_agc_soft_split(struct dib8000_state *state)
+{
+	u16 agc, split_offset;
+
+	if (!state->current_agc || !state->current_agc->perform_agc_softsplit || state->current_agc->split.max == 0)
+		return FE_CALLBACK_TIME_NEVER;
+
+	// n_agc_global
+	agc = dib8000_read_word(state, 390);
+
+	if (agc > state->current_agc->split.min_thres)
+		split_offset = state->current_agc->split.min;
+	else if (agc < state->current_agc->split.max_thres)
+		split_offset = state->current_agc->split.max;
+	else
+		split_offset = state->current_agc->split.max *
+		    (agc - state->current_agc->split.min_thres) / (state->current_agc->split.max_thres - state->current_agc->split.min_thres);
+
+	dprintk("AGC split_offset: %d", split_offset);
+
+	// P_agc_force_split and P_agc_split_offset
+	dib8000_write_word(state, 107, (dib8000_read_word(state, 107) & 0xff00) | split_offset);
+	return 5000;
+}
+
+static int dib8000_agc_startup(struct dvb_frontend *fe)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	enum frontend_tune_state *tune_state = &state->tune_state;
+
+	int ret = 0;
+
+	switch (*tune_state) {
+	case CT_AGC_START:
+		// set power-up level: interf+analog+AGC
+
+		dib8000_set_adc_state(state, DIBX000_ADC_ON);
+
+		if (dib8000_set_agc_config(state, (unsigned char)(BAND_OF_FREQUENCY(fe->dtv_property_cache.frequency / 1000))) != 0) {
+			*tune_state = CT_AGC_STOP;
+			state->status = FE_STATUS_TUNE_FAILED;
+			break;
+		}
+
+		ret = 70;
+		*tune_state = CT_AGC_STEP_0;
+		break;
+
+	case CT_AGC_STEP_0:
+		//AGC initialization
+		if (state->cfg.agc_control)
+			state->cfg.agc_control(&state->fe, 1);
+
+		dib8000_restart_agc(state);
+
+		// wait AGC rough lock time
+		ret = 50;
+		*tune_state = CT_AGC_STEP_1;
+		break;
+
+	case CT_AGC_STEP_1:
+		// wait AGC accurate lock time
+		ret = 70;
+
+		if (dib8000_update_lna(state))
+			// wait only AGC rough lock time
+			ret = 50;
+		else
+			*tune_state = CT_AGC_STEP_2;
+		break;
+
+	case CT_AGC_STEP_2:
+		dib8000_agc_soft_split(state);
+
+		if (state->cfg.agc_control)
+			state->cfg.agc_control(&state->fe, 0);
+
+		*tune_state = CT_AGC_STOP;
+		break;
+	default:
+		ret = dib8000_agc_soft_split(state);
+		break;
+	}
+	return ret;
+
+}
+
+static void dib8000_update_timf(struct dib8000_state *state)
+{
+	u32 timf = state->timf = dib8000_read32(state, 435);
+
+	dib8000_write_word(state, 29, (u16) (timf >> 16));
+	dib8000_write_word(state, 30, (u16) (timf & 0xffff));
+	dprintk("Updated timing frequency: %d (default: %d)", state->timf, state->timf_default);
+}
+
+static void dib8000_set_channel(struct dib8000_state *state, u8 seq, u8 autosearching)
+{
+	u16 mode, max_constellation, seg_diff_mask = 0, nbseg_diff = 0;
+	u8 guard, crate, constellation, timeI;
+	u8 permu_seg[] = { 6, 5, 7, 4, 8, 3, 9, 2, 10, 1, 11, 0, 12 };
+	u16 i, coeff[4], P_cfr_left_edge = 0, P_cfr_right_edge = 0, seg_mask13 = 0x1fff;	// All 13 segments enabled
+	const s16 *ncoeff, *ana_fe;
+	u16 tmcc_pow = 0;
+	u16 coff_pow = 0x2800;
+	u16 init_prbs = 0xfff;
+	u16 ana_gain = 0;
+	u16 adc_target_16dB[11] = {
+		(1 << 13) - 825 - 117,
+		(1 << 13) - 837 - 117,
+		(1 << 13) - 811 - 117,
+		(1 << 13) - 766 - 117,
+		(1 << 13) - 737 - 117,
+		(1 << 13) - 693 - 117,
+		(1 << 13) - 648 - 117,
+		(1 << 13) - 619 - 117,
+		(1 << 13) - 575 - 117,
+		(1 << 13) - 531 - 117,
+		(1 << 13) - 501 - 117
+	};
+
+	if (state->ber_monitored_layer != LAYER_ALL)
+		dib8000_write_word(state, 285, (dib8000_read_word(state, 285) & 0x60) | state->ber_monitored_layer);
+	else
+		dib8000_write_word(state, 285, dib8000_read_word(state, 285) & 0x60);
+
+	i = dib8000_read_word(state, 26) & 1;	// P_dds_invspec
+	dib8000_write_word(state, 26, state->fe.dtv_property_cache.inversion ^ i);
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode) {
+		//compute new dds_freq for the seg and adjust prbs
+		int seg_offset =
+		    state->fe.dtv_property_cache.isdbt_sb_segment_idx - (state->fe.dtv_property_cache.isdbt_sb_segment_count / 2) -
+		    (state->fe.dtv_property_cache.isdbt_sb_segment_count % 2);
+		int clk = state->cfg.pll->internal;
+		u32 segtodds = ((u32) (430 << 23) / clk) << 3;	// segtodds = SegBW / Fclk * pow(2,26)
+		int dds_offset = seg_offset * segtodds;
+		int new_dds, sub_channel;
+		if ((state->fe.dtv_property_cache.isdbt_sb_segment_count % 2) == 0)	// if even
+			dds_offset -= (int)(segtodds / 2);
+
+		if (state->cfg.pll->ifreq == 0) {
+			if ((state->fe.dtv_property_cache.inversion ^ i) == 0) {
+				dib8000_write_word(state, 26, dib8000_read_word(state, 26) | 1);
+				new_dds = dds_offset;
+			} else
+				new_dds = dds_offset;
+
+			// We shift tuning frequency if the wanted segment is :
+			//  - the segment of center frequency with an odd total number of segments
+			//  - the segment to the left of center frequency with an even total number of segments
+			//  - the segment to the right of center frequency with an even total number of segments
+			if ((state->fe.dtv_property_cache.delivery_system == SYS_ISDBT) && (state->fe.dtv_property_cache.isdbt_sb_mode == 1)
+			    &&
+			    (((state->fe.dtv_property_cache.isdbt_sb_segment_count % 2)
+			      && (state->fe.dtv_property_cache.isdbt_sb_segment_idx ==
+				  ((state->fe.dtv_property_cache.isdbt_sb_segment_count / 2) + 1)))
+			     || (((state->fe.dtv_property_cache.isdbt_sb_segment_count % 2) == 0)
+				 && (state->fe.dtv_property_cache.isdbt_sb_segment_idx == (state->fe.dtv_property_cache.isdbt_sb_segment_count / 2)))
+			     || (((state->fe.dtv_property_cache.isdbt_sb_segment_count % 2) == 0)
+				 && (state->fe.dtv_property_cache.isdbt_sb_segment_idx ==
+				     ((state->fe.dtv_property_cache.isdbt_sb_segment_count / 2) + 1)))
+			    )) {
+				new_dds -= ((u32) (850 << 22) / clk) << 4;	// new_dds = 850 (freq shift in KHz) / Fclk * pow(2,26)
+			}
+		} else {
+			if ((state->fe.dtv_property_cache.inversion ^ i) == 0)
+				new_dds = state->cfg.pll->ifreq - dds_offset;
+			else
+				new_dds = state->cfg.pll->ifreq + dds_offset;
+		}
+		dib8000_write_word(state, 27, (u16) ((new_dds >> 16) & 0x01ff));
+		dib8000_write_word(state, 28, (u16) (new_dds & 0xffff));
+		if (state->fe.dtv_property_cache.isdbt_sb_segment_count % 2)	// if odd
+			sub_channel = ((state->fe.dtv_property_cache.isdbt_sb_subchannel + (3 * seg_offset) + 1) % 41) / 3;
+		else		// if even
+			sub_channel = ((state->fe.dtv_property_cache.isdbt_sb_subchannel + (3 * seg_offset)) % 41) / 3;
+		sub_channel -= 6;
+
+		if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_2K
+		    || state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_4K) {
+			dib8000_write_word(state, 219, dib8000_read_word(state, 219) | 0x1);	//adp_pass =1
+			dib8000_write_word(state, 190, dib8000_read_word(state, 190) | (0x1 << 14));	//pha3_force_pha_shift = 1
+		} else {
+			dib8000_write_word(state, 219, dib8000_read_word(state, 219) & 0xfffe);	//adp_pass =0
+			dib8000_write_word(state, 190, dib8000_read_word(state, 190) & 0xbfff);	//pha3_force_pha_shift = 0
+		}
+
+		switch (state->fe.dtv_property_cache.transmission_mode) {
+		case TRANSMISSION_MODE_2K:
+			switch (sub_channel) {
+			case -6:
+				init_prbs = 0x0;
+				break;	// 41, 0, 1
+			case -5:
+				init_prbs = 0x423;
+				break;	// 02~04
+			case -4:
+				init_prbs = 0x9;
+				break;	// 05~07
+			case -3:
+				init_prbs = 0x5C7;
+				break;	// 08~10
+			case -2:
+				init_prbs = 0x7A6;
+				break;	// 11~13
+			case -1:
+				init_prbs = 0x3D8;
+				break;	// 14~16
+			case 0:
+				init_prbs = 0x527;
+				break;	// 17~19
+			case 1:
+				init_prbs = 0x7FF;
+				break;	// 20~22
+			case 2:
+				init_prbs = 0x79B;
+				break;	// 23~25
+			case 3:
+				init_prbs = 0x3D6;
+				break;	// 26~28
+			case 4:
+				init_prbs = 0x3A2;
+				break;	// 29~31
+			case 5:
+				init_prbs = 0x53B;
+				break;	// 32~34
+			case 6:
+				init_prbs = 0x2F4;
+				break;	// 35~37
+			default:
+			case 7:
+				init_prbs = 0x213;
+				break;	// 38~40
+			}
+			break;
+
+		case TRANSMISSION_MODE_4K:
+			switch (sub_channel) {
+			case -6:
+				init_prbs = 0x0;
+				break;	// 41, 0, 1
+			case -5:
+				init_prbs = 0x208;
+				break;	// 02~04
+			case -4:
+				init_prbs = 0xC3;
+				break;	// 05~07
+			case -3:
+				init_prbs = 0x7B9;
+				break;	// 08~10
+			case -2:
+				init_prbs = 0x423;
+				break;	// 11~13
+			case -1:
+				init_prbs = 0x5C7;
+				break;	// 14~16
+			case 0:
+				init_prbs = 0x3D8;
+				break;	// 17~19
+			case 1:
+				init_prbs = 0x7FF;
+				break;	// 20~22
+			case 2:
+				init_prbs = 0x3D6;
+				break;	// 23~25
+			case 3:
+				init_prbs = 0x53B;
+				break;	// 26~28
+			case 4:
+				init_prbs = 0x213;
+				break;	// 29~31
+			case 5:
+				init_prbs = 0x29;
+				break;	// 32~34
+			case 6:
+				init_prbs = 0xD0;
+				break;	// 35~37
+			default:
+			case 7:
+				init_prbs = 0x48E;
+				break;	// 38~40
+			}
+			break;
+
+		default:
+		case TRANSMISSION_MODE_8K:
+			switch (sub_channel) {
+			case -6:
+				init_prbs = 0x0;
+				break;	// 41, 0, 1
+			case -5:
+				init_prbs = 0x740;
+				break;	// 02~04
+			case -4:
+				init_prbs = 0x069;
+				break;	// 05~07
+			case -3:
+				init_prbs = 0x7DD;
+				break;	// 08~10
+			case -2:
+				init_prbs = 0x208;
+				break;	// 11~13
+			case -1:
+				init_prbs = 0x7B9;
+				break;	// 14~16
+			case 0:
+				init_prbs = 0x5C7;
+				break;	// 17~19
+			case 1:
+				init_prbs = 0x7FF;
+				break;	// 20~22
+			case 2:
+				init_prbs = 0x53B;
+				break;	// 23~25
+			case 3:
+				init_prbs = 0x29;
+				break;	// 26~28
+			case 4:
+				init_prbs = 0x48E;
+				break;	// 29~31
+			case 5:
+				init_prbs = 0x4C4;
+				break;	// 32~34
+			case 6:
+				init_prbs = 0x367;
+				break;	// 33~37
+			default:
+			case 7:
+				init_prbs = 0x684;
+				break;	// 38~40
+			}
+			break;
+		}
+	} else {		// if not state->fe.dtv_property_cache.isdbt_sb_mode
+		dib8000_write_word(state, 27, (u16) ((state->cfg.pll->ifreq >> 16) & 0x01ff));
+		dib8000_write_word(state, 28, (u16) (state->cfg.pll->ifreq & 0xffff));
+		dib8000_write_word(state, 26, (u16) ((state->cfg.pll->ifreq >> 25) & 0x0003));
+	}
+	/*P_mode == ?? */
+	dib8000_write_word(state, 10, (seq << 4));
+	//  dib8000_write_word(state, 287, (dib8000_read_word(state, 287) & 0xe000) | 0x1000);
+
+	switch (state->fe.dtv_property_cache.guard_interval) {
+	case GUARD_INTERVAL_1_32:
+		guard = 0;
+		break;
+	case GUARD_INTERVAL_1_16:
+		guard = 1;
+		break;
+	case GUARD_INTERVAL_1_8:
+		guard = 2;
+		break;
+	case GUARD_INTERVAL_1_4:
+	default:
+		guard = 3;
+		break;
+	}
+
+	dib8000_write_word(state, 1, (init_prbs << 2) | (guard & 0x3));	// ADDR 1
+
+	max_constellation = DQPSK;
+	for (i = 0; i < 3; i++) {
+		switch (state->fe.dtv_property_cache.layer[i].modulation) {
+		case DQPSK:
+			constellation = 0;
+			break;
+		case QPSK:
+			constellation = 1;
+			break;
+		case QAM_16:
+			constellation = 2;
+			break;
+		case QAM_64:
+		default:
+			constellation = 3;
+			break;
+		}
+
+		switch (state->fe.dtv_property_cache.layer[i].fec) {
+		case FEC_1_2:
+			crate = 1;
+			break;
+		case FEC_2_3:
+			crate = 2;
+			break;
+		case FEC_3_4:
+			crate = 3;
+			break;
+		case FEC_5_6:
+			crate = 5;
+			break;
+		case FEC_7_8:
+		default:
+			crate = 7;
+			break;
+		}
+
+		if ((state->fe.dtv_property_cache.layer[i].interleaving > 0) &&
+		    ((state->fe.dtv_property_cache.layer[i].interleaving <= 3) ||
+		     (state->fe.dtv_property_cache.layer[i].interleaving == 4 && state->fe.dtv_property_cache.isdbt_sb_mode == 1))
+		    )
+			timeI = state->fe.dtv_property_cache.layer[i].interleaving;
+		else
+			timeI = 0;
+		dib8000_write_word(state, 2 + i, (constellation << 10) | ((state->fe.dtv_property_cache.layer[i].segment_count & 0xf) << 6) |
+				   (crate << 3) | timeI);
+		if (state->fe.dtv_property_cache.layer[i].segment_count > 0) {
+			switch (max_constellation) {
+			case DQPSK:
+			case QPSK:
+				if (state->fe.dtv_property_cache.layer[i].modulation == QAM_16 ||
+				    state->fe.dtv_property_cache.layer[i].modulation == QAM_64)
+					max_constellation = state->fe.dtv_property_cache.layer[i].modulation;
+				break;
+			case QAM_16:
+				if (state->fe.dtv_property_cache.layer[i].modulation == QAM_64)
+					max_constellation = state->fe.dtv_property_cache.layer[i].modulation;
+				break;
+			}
+		}
+	}
+
+	mode = fft_to_mode(state);
+
+	//dib8000_write_word(state, 5, 13); /*p_last_seg = 13*/
+
+	dib8000_write_word(state, 274, (dib8000_read_word(state, 274) & 0xffcf) |
+			   ((state->fe.dtv_property_cache.isdbt_partial_reception & 1) << 5) | ((state->fe.dtv_property_cache.
+												 isdbt_sb_mode & 1) << 4));
+
+	dprintk("mode = %d ; guard = %d", mode, state->fe.dtv_property_cache.guard_interval);
+
+	/* signal optimization parameter */
+
+	if (state->fe.dtv_property_cache.isdbt_partial_reception) {
+		seg_diff_mask = (state->fe.dtv_property_cache.layer[0].modulation == DQPSK) << permu_seg[0];
+		for (i = 1; i < 3; i++)
+			nbseg_diff +=
+			    (state->fe.dtv_property_cache.layer[i].modulation == DQPSK) * state->fe.dtv_property_cache.layer[i].segment_count;
+		for (i = 0; i < nbseg_diff; i++)
+			seg_diff_mask |= 1 << permu_seg[i + 1];
+	} else {
+		for (i = 0; i < 3; i++)
+			nbseg_diff +=
+			    (state->fe.dtv_property_cache.layer[i].modulation == DQPSK) * state->fe.dtv_property_cache.layer[i].segment_count;
+		for (i = 0; i < nbseg_diff; i++)
+			seg_diff_mask |= 1 << permu_seg[i];
+	}
+	dprintk("nbseg_diff = %X (%d)", seg_diff_mask, seg_diff_mask);
+
+	state->differential_constellation = (seg_diff_mask != 0);
+	dib8000_set_diversity_in(&state->fe, state->diversity_onoff);
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {	// ISDB-Tsb
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 1)	// 3-segments
+			seg_mask13 = 0x00E0;
+		else		// 1-segment
+			seg_mask13 = 0x0040;
+	} else
+		seg_mask13 = 0x1fff;
+
+	// WRITE: Mode & Diff mask
+	dib8000_write_word(state, 0, (mode << 13) | seg_diff_mask);
+
+	if ((seg_diff_mask) || (state->fe.dtv_property_cache.isdbt_sb_mode))
+		dib8000_write_word(state, 268, (dib8000_read_word(state, 268) & 0xF9FF) | 0x0200);
+	else
+		dib8000_write_word(state, 268, (2 << 9) | 39);	//init value
+
+	// ---- SMALL ----
+	// P_small_seg_diff
+	dib8000_write_word(state, 352, seg_diff_mask);	// ADDR 352
+
+	dib8000_write_word(state, 353, seg_mask13);	// ADDR 353
+
+/*     // P_small_narrow_band=0, P_small_last_seg=13, P_small_offset_num_car=5 */
+	// dib8000_write_word(state, 351, (state->fe.dtv_property_cache.isdbt_sb_mode << 8) | (13 << 4) | 5 );
+
+	// ---- SMALL ----
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {
+		switch (state->fe.dtv_property_cache.transmission_mode) {
+		case TRANSMISSION_MODE_2K:
+			if (state->fe.dtv_property_cache.isdbt_partial_reception == 0) {	// 1-seg
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK)	// DQPSK
+					ncoeff = coeff_2k_sb_1seg_dqpsk;
+				else	// QPSK or QAM
+					ncoeff = coeff_2k_sb_1seg;
+			} else {	// 3-segments
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK) {	// DQPSK on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK)	// DQPSK on external segments
+						ncoeff = coeff_2k_sb_3seg_0dqpsk_1dqpsk;
+					else	// QPSK or QAM on external segments
+						ncoeff = coeff_2k_sb_3seg_0dqpsk;
+				} else {	// QPSK or QAM on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK)	// DQPSK on external segments
+						ncoeff = coeff_2k_sb_3seg_1dqpsk;
+					else	// QPSK or QAM on external segments
+						ncoeff = coeff_2k_sb_3seg;
+				}
+			}
+			break;
+
+		case TRANSMISSION_MODE_4K:
+			if (state->fe.dtv_property_cache.isdbt_partial_reception == 0) {	// 1-seg
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK)	// DQPSK
+					ncoeff = coeff_4k_sb_1seg_dqpsk;
+				else	// QPSK or QAM
+					ncoeff = coeff_4k_sb_1seg;
+			} else {	// 3-segments
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK) {	// DQPSK on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK) {	// DQPSK on external segments
+						ncoeff = coeff_4k_sb_3seg_0dqpsk_1dqpsk;
+					} else {	// QPSK or QAM on external segments
+						ncoeff = coeff_4k_sb_3seg_0dqpsk;
+					}
+				} else {	// QPSK or QAM on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK) {	// DQPSK on external segments
+						ncoeff = coeff_4k_sb_3seg_1dqpsk;
+					} else	// QPSK or QAM on external segments
+						ncoeff = coeff_4k_sb_3seg;
+				}
+			}
+			break;
+
+		case TRANSMISSION_MODE_AUTO:
+		case TRANSMISSION_MODE_8K:
+		default:
+			if (state->fe.dtv_property_cache.isdbt_partial_reception == 0) {	// 1-seg
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK)	// DQPSK
+					ncoeff = coeff_8k_sb_1seg_dqpsk;
+				else	// QPSK or QAM
+					ncoeff = coeff_8k_sb_1seg;
+			} else {	// 3-segments
+				if (state->fe.dtv_property_cache.layer[0].modulation == DQPSK) {	// DQPSK on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK) {	// DQPSK on external segments
+						ncoeff = coeff_8k_sb_3seg_0dqpsk_1dqpsk;
+					} else {	// QPSK or QAM on external segments
+						ncoeff = coeff_8k_sb_3seg_0dqpsk;
+					}
+				} else {	// QPSK or QAM on central segment
+					if (state->fe.dtv_property_cache.layer[1].modulation == DQPSK) {	// DQPSK on external segments
+						ncoeff = coeff_8k_sb_3seg_1dqpsk;
+					} else	// QPSK or QAM on external segments
+						ncoeff = coeff_8k_sb_3seg;
+				}
+			}
+			break;
+		}
+	}
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1)
+		for (i = 0; i < 8; i++)
+			dib8000_write_word(state, 343 + i, ncoeff[i]);
+
+	// P_small_coef_ext_enable=ISDB-Tsb, P_small_narrow_band=ISDB-Tsb, P_small_last_seg=13, P_small_offset_num_car=5
+	dib8000_write_word(state, 351,
+			   (state->fe.dtv_property_cache.isdbt_sb_mode << 9) | (state->fe.dtv_property_cache.isdbt_sb_mode << 8) | (13 << 4) | 5);
+
+	// ---- COFF ----
+	// Carloff, the most robust
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {	// Sound Broadcasting mode - use both TMCC and AC pilots
+
+		// P_coff_cpil_alpha=4, P_coff_inh=0, P_coff_cpil_winlen=64
+		// P_coff_narrow_band=1, P_coff_square_val=1, P_coff_one_seg=~partial_rcpt, P_coff_use_tmcc=1, P_coff_use_ac=1
+		dib8000_write_word(state, 187,
+				   (4 << 12) | (0 << 11) | (63 << 5) | (0x3 << 3) | ((~state->fe.dtv_property_cache.isdbt_partial_reception & 1) << 2)
+				   | 0x3);
+
+/*             // P_small_coef_ext_enable = 1 */
+/*             dib8000_write_word(state, 351, dib8000_read_word(state, 351) | 0x200); */
+
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 0) {	// Sound Broadcasting mode 1 seg
+
+			// P_coff_winlen=63, P_coff_thres_lock=15, P_coff_one_seg_width= (P_mode == 3) , P_coff_one_seg_sym= (P_mode-1)
+			if (mode == 3)
+				dib8000_write_word(state, 180, 0x1fcf | ((mode - 1) << 14));
+			else
+				dib8000_write_word(state, 180, 0x0fcf | ((mode - 1) << 14));
+			// P_ctrl_corm_thres4pre_freq_inh=1,P_ctrl_pre_freq_mode_sat=1,
+			// P_ctrl_pre_freq_inh=0, P_ctrl_pre_freq_step = 5, P_pre_freq_win_len=4
+			dib8000_write_word(state, 338, (1 << 12) | (1 << 10) | (0 << 9) | (5 << 5) | 4);
+			// P_ctrl_pre_freq_win_len=16, P_ctrl_pre_freq_thres_lockin=8
+			dib8000_write_word(state, 340, (16 << 6) | (8 << 0));
+			// P_ctrl_pre_freq_thres_lockout=6, P_small_use_tmcc/ac/cp=1
+			dib8000_write_word(state, 341, (6 << 3) | (1 << 2) | (1 << 1) | (1 << 0));
+
+			// P_coff_corthres_8k, 4k, 2k and P_coff_cpilthres_8k, 4k, 2k
+			dib8000_write_word(state, 181, 300);
+			dib8000_write_word(state, 182, 150);
+			dib8000_write_word(state, 183, 80);
+			dib8000_write_word(state, 184, 300);
+			dib8000_write_word(state, 185, 150);
+			dib8000_write_word(state, 186, 80);
+		} else {	// Sound Broadcasting mode 3 seg
+			// P_coff_one_seg_sym= 1, P_coff_one_seg_width= 1, P_coff_winlen=63, P_coff_thres_lock=15
+			/*                 if (mode == 3) */
+			/*                     dib8000_write_word(state, 180, 0x2fca | ((0) << 14)); */
+			/*                 else */
+			/*                     dib8000_write_word(state, 180, 0x2fca | ((1) << 14)); */
+			dib8000_write_word(state, 180, 0x1fcf | (1 << 14));
+
+			// P_ctrl_corm_thres4pre_freq_inh = 1, P_ctrl_pre_freq_mode_sat=1,
+			// P_ctrl_pre_freq_inh=0, P_ctrl_pre_freq_step = 4, P_pre_freq_win_len=4
+			dib8000_write_word(state, 338, (1 << 12) | (1 << 10) | (0 << 9) | (4 << 5) | 4);
+			// P_ctrl_pre_freq_win_len=16, P_ctrl_pre_freq_thres_lockin=8
+			dib8000_write_word(state, 340, (16 << 6) | (8 << 0));
+			//P_ctrl_pre_freq_thres_lockout=6, P_small_use_tmcc/ac/cp=1
+			dib8000_write_word(state, 341, (6 << 3) | (1 << 2) | (1 << 1) | (1 << 0));
+
+			// P_coff_corthres_8k, 4k, 2k and P_coff_cpilthres_8k, 4k, 2k
+			dib8000_write_word(state, 181, 350);
+			dib8000_write_word(state, 182, 300);
+			dib8000_write_word(state, 183, 250);
+			dib8000_write_word(state, 184, 350);
+			dib8000_write_word(state, 185, 300);
+			dib8000_write_word(state, 186, 250);
+		}
+
+	} else if (state->isdbt_cfg_loaded == 0) {	// if not Sound Broadcasting mode : put default values for 13 segments
+		dib8000_write_word(state, 180, (16 << 6) | 9);
+		dib8000_write_word(state, 187, (4 << 12) | (8 << 5) | 0x2);
+		coff_pow = 0x2800;
+		for (i = 0; i < 6; i++)
+			dib8000_write_word(state, 181 + i, coff_pow);
+
+		// P_ctrl_corm_thres4pre_freq_inh=1, P_ctrl_pre_freq_mode_sat=1,
+		// P_ctrl_pre_freq_mode_sat=1, P_ctrl_pre_freq_inh=0, P_ctrl_pre_freq_step = 3, P_pre_freq_win_len=1
+		dib8000_write_word(state, 338, (1 << 12) | (1 << 10) | (0 << 9) | (3 << 5) | 1);
+
+		// P_ctrl_pre_freq_win_len=8, P_ctrl_pre_freq_thres_lockin=6
+		dib8000_write_word(state, 340, (8 << 6) | (6 << 0));
+		// P_ctrl_pre_freq_thres_lockout=4, P_small_use_tmcc/ac/cp=1
+		dib8000_write_word(state, 341, (4 << 3) | (1 << 2) | (1 << 1) | (1 << 0));
+	}
+	// ---- FFT ----
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1 && state->fe.dtv_property_cache.isdbt_partial_reception == 0)	// 1-seg
+		dib8000_write_word(state, 178, 64);	// P_fft_powrange=64
+	else
+		dib8000_write_word(state, 178, 32);	// P_fft_powrange=32
+
+	/* make the cpil_coff_lock more robust but slower p_coff_winlen
+	 * 6bits; p_coff_thres_lock 6bits (for coff lock if needed)
+	 */
+	/* if ( ( nbseg_diff>0)&&(nbseg_diff<13))
+	   dib8000_write_word(state, 187, (dib8000_read_word(state, 187) & 0xfffb) | (1 << 3)); */
+
+	dib8000_write_word(state, 189, ~seg_mask13 | seg_diff_mask);	/* P_lmod4_seg_inh       */
+	dib8000_write_word(state, 192, ~seg_mask13 | seg_diff_mask);	/* P_pha3_seg_inh        */
+	dib8000_write_word(state, 225, ~seg_mask13 | seg_diff_mask);	/* P_tac_seg_inh         */
+	if ((!state->fe.dtv_property_cache.isdbt_sb_mode) && (state->cfg.pll->ifreq == 0))
+		dib8000_write_word(state, 266, ~seg_mask13 | seg_diff_mask | 0x40);	/* P_equal_noise_seg_inh */
+	else
+		dib8000_write_word(state, 266, ~seg_mask13 | seg_diff_mask);	/* P_equal_noise_seg_inh */
+	dib8000_write_word(state, 287, ~seg_mask13 | 0x1000);	/* P_tmcc_seg_inh        */
+	//dib8000_write_word(state, 288, ~seg_mask13 | seg_diff_mask); /* P_tmcc_seg_eq_inh */
+	if (!autosearching)
+		dib8000_write_word(state, 288, (~seg_mask13 | seg_diff_mask) & 0x1fff);	/* P_tmcc_seg_eq_inh */
+	else
+		dib8000_write_word(state, 288, 0x1fff);	//disable equalisation of the tmcc when autosearch to be able to find the DQPSK channels.
+	dprintk("287 = %X (%d)", ~seg_mask13 | 0x1000, ~seg_mask13 | 0x1000);
+
+	dib8000_write_word(state, 211, seg_mask13 & (~seg_diff_mask));	/* P_des_seg_enabled     */
+
+	/* offset loop parameters */
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 0)	// Sound Broadcasting mode 1 seg
+			/* P_timf_alpha = (11-P_mode), P_corm_alpha=6, P_corm_thres=0x80 */
+			dib8000_write_word(state, 32, ((11 - mode) << 12) | (6 << 8) | 0x40);
+
+		else		// Sound Broadcasting mode 3 seg
+			/* P_timf_alpha = (10-P_mode), P_corm_alpha=6, P_corm_thres=0x80 */
+			dib8000_write_word(state, 32, ((10 - mode) << 12) | (6 << 8) | 0x60);
+	} else
+		// TODO in 13 seg, timf_alpha can always be the same or not ?
+		/* P_timf_alpha = (9-P_mode, P_corm_alpha=6, P_corm_thres=0x80 */
+		dib8000_write_word(state, 32, ((9 - mode) << 12) | (6 << 8) | 0x80);
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 0)	// Sound Broadcasting mode 1 seg
+			/* P_ctrl_pha_off_max=3   P_ctrl_sfreq_inh =0  P_ctrl_sfreq_step = (11-P_mode)  */
+			dib8000_write_word(state, 37, (3 << 5) | (0 << 4) | (10 - mode));
+
+		else		// Sound Broadcasting mode 3 seg
+			/* P_ctrl_pha_off_max=3   P_ctrl_sfreq_inh =0  P_ctrl_sfreq_step = (10-P_mode)  */
+			dib8000_write_word(state, 37, (3 << 5) | (0 << 4) | (9 - mode));
+	} else
+		/* P_ctrl_pha_off_max=3   P_ctrl_sfreq_inh =0  P_ctrl_sfreq_step = 9  */
+		dib8000_write_word(state, 37, (3 << 5) | (0 << 4) | (8 - mode));
+
+	/* P_dvsy_sync_wait - reuse mode */
+	switch (state->fe.dtv_property_cache.transmission_mode) {
+	case TRANSMISSION_MODE_8K:
+		mode = 256;
+		break;
+	case TRANSMISSION_MODE_4K:
+		mode = 128;
+		break;
+	default:
+	case TRANSMISSION_MODE_2K:
+		mode = 64;
+		break;
+	}
+	if (state->cfg.diversity_delay == 0)
+		mode = (mode * (1 << (guard)) * 3) / 2 + 48;	// add 50% SFN margin + compensate for one DVSY-fifo
+	else
+		mode = (mode * (1 << (guard)) * 3) / 2 + state->cfg.diversity_delay;	// add 50% SFN margin + compensate for DVSY-fifo
+	mode <<= 4;
+	dib8000_write_word(state, 273, (dib8000_read_word(state, 273) & 0x000f) | mode);
+
+	/* channel estimation fine configuration */
+	switch (max_constellation) {
+	case QAM_64:
+		ana_gain = 0x7;	// -1 : avoid def_est saturation when ADC target is -16dB
+		coeff[0] = 0x0148;	/* P_adp_regul_cnt 0.04 */
+		coeff[1] = 0xfff0;	/* P_adp_noise_cnt -0.002 */
+		coeff[2] = 0x00a4;	/* P_adp_regul_ext 0.02 */
+		coeff[3] = 0xfff8;	/* P_adp_noise_ext -0.001 */
+		//if (!state->cfg.hostbus_diversity) //if diversity, we should prehaps use the configuration of the max_constallation -1
+		break;
+	case QAM_16:
+		ana_gain = 0x7;	// -1 : avoid def_est saturation when ADC target is -16dB
+		coeff[0] = 0x023d;	/* P_adp_regul_cnt 0.07 */
+		coeff[1] = 0xffdf;	/* P_adp_noise_cnt -0.004 */
+		coeff[2] = 0x00a4;	/* P_adp_regul_ext 0.02 */
+		coeff[3] = 0xfff0;	/* P_adp_noise_ext -0.002 */
+		//if (!((state->cfg.hostbus_diversity) && (max_constellation == QAM_16)))
+		break;
+	default:
+		ana_gain = 0;	// 0 : goes along with ADC target at -22dB to keep good mobile performance and lock at sensitivity level
+		coeff[0] = 0x099a;	/* P_adp_regul_cnt 0.3 */
+		coeff[1] = 0xffae;	/* P_adp_noise_cnt -0.01 */
+		coeff[2] = 0x0333;	/* P_adp_regul_ext 0.1 */
+		coeff[3] = 0xfff8;	/* P_adp_noise_ext -0.002 */
+		break;
+	}
+	for (mode = 0; mode < 4; mode++)
+		dib8000_write_word(state, 215 + mode, coeff[mode]);
+
+	// update ana_gain depending on max constellation
+	dib8000_write_word(state, 116, ana_gain);
+	// update ADC target depending on ana_gain
+	if (ana_gain) {		// set -16dB ADC target for ana_gain=-1
+		for (i = 0; i < 10; i++)
+			dib8000_write_word(state, 80 + i, adc_target_16dB[i]);
+	} else {		// set -22dB ADC target for ana_gain=0
+		for (i = 0; i < 10; i++)
+			dib8000_write_word(state, 80 + i, adc_target_16dB[i] - 355);
+	}
+
+	// ---- ANA_FE ----
+	if (state->fe.dtv_property_cache.isdbt_sb_mode) {
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 1)	// 3-segments
+			ana_fe = ana_fe_coeff_3seg;
+		else		// 1-segment
+			ana_fe = ana_fe_coeff_1seg;
+	} else
+		ana_fe = ana_fe_coeff_13seg;
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1 || state->isdbt_cfg_loaded == 0)
+		for (mode = 0; mode < 24; mode++)
+			dib8000_write_word(state, 117 + mode, ana_fe[mode]);
+
+	// ---- CHAN_BLK ----
+	for (i = 0; i < 13; i++) {
+		if ((((~seg_diff_mask) >> i) & 1) == 1) {
+			P_cfr_left_edge += (1 << i) * ((i == 0) || ((((seg_mask13 & (~seg_diff_mask)) >> (i - 1)) & 1) == 0));
+			P_cfr_right_edge += (1 << i) * ((i == 12) || ((((seg_mask13 & (~seg_diff_mask)) >> (i + 1)) & 1) == 0));
+		}
+	}
+	dib8000_write_word(state, 222, P_cfr_left_edge);	// P_cfr_left_edge
+	dib8000_write_word(state, 223, P_cfr_right_edge);	// P_cfr_right_edge
+	// "P_cspu_left_edge"  not used => do not care
+	// "P_cspu_right_edge" not used => do not care
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {	// ISDB-Tsb
+		dib8000_write_word(state, 228, 1);	// P_2d_mode_byp=1
+		dib8000_write_word(state, 205, dib8000_read_word(state, 205) & 0xfff0);	// P_cspu_win_cut = 0
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 0	// 1-segment
+		    && state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_2K) {
+			//dib8000_write_word(state, 219, dib8000_read_word(state, 219) & 0xfffe); // P_adp_pass = 0
+			dib8000_write_word(state, 265, 15);	// P_equal_noise_sel = 15
+		}
+	} else if (state->isdbt_cfg_loaded == 0) {
+		dib8000_write_word(state, 228, 0);	// default value
+		dib8000_write_word(state, 265, 31);	// default value
+		dib8000_write_word(state, 205, 0x200f);	// init value
+	}
+	// ---- TMCC ----
+	for (i = 0; i < 3; i++)
+		tmcc_pow +=
+		    (((state->fe.dtv_property_cache.layer[i].modulation == DQPSK) * 4 + 1) * state->fe.dtv_property_cache.layer[i].segment_count);
+	// Quantif of "P_tmcc_dec_thres_?k" is (0, 5+mode, 9);
+	// Threshold is set at 1/4 of max power.
+	tmcc_pow *= (1 << (9 - 2));
+
+	dib8000_write_word(state, 290, tmcc_pow);	// P_tmcc_dec_thres_2k
+	dib8000_write_word(state, 291, tmcc_pow);	// P_tmcc_dec_thres_4k
+	dib8000_write_word(state, 292, tmcc_pow);	// P_tmcc_dec_thres_8k
+	//dib8000_write_word(state, 287, (1 << 13) | 0x1000 );
+	// ---- PHA3 ----
+
+	if (state->isdbt_cfg_loaded == 0)
+		dib8000_write_word(state, 250, 3285);	/*p_2d_hspeed_thr0 */
+
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1)
+		state->isdbt_cfg_loaded = 0;
+	else
+		state->isdbt_cfg_loaded = 1;
+
+}
+
+static int dib8000_autosearch_start(struct dvb_frontend *fe)
+{
+	u8 factor;
+	u32 value;
+	struct dib8000_state *state = fe->demodulator_priv;
+
+	int slist = 0;
+
+	state->fe.dtv_property_cache.inversion = 0;
+	if (!state->fe.dtv_property_cache.isdbt_sb_mode)
+		state->fe.dtv_property_cache.layer[0].segment_count = 13;
+	state->fe.dtv_property_cache.layer[0].modulation = QAM_64;
+	state->fe.dtv_property_cache.layer[0].fec = FEC_2_3;
+	state->fe.dtv_property_cache.layer[0].interleaving = 0;
+
+	//choose the right list, in sb, always do everything
+	if (state->fe.dtv_property_cache.isdbt_sb_mode) {
+		state->fe.dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
+		state->fe.dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
+		slist = 7;
+		dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13));
+	} else {
+		if (state->fe.dtv_property_cache.guard_interval == GUARD_INTERVAL_AUTO) {
+			if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO) {
+				slist = 7;
+				dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13));	// P_mode = 1 to have autosearch start ok with mode2
+			} else
+				slist = 3;
+		} else {
+			if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO) {
+				slist = 2;
+				dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13));	// P_mode = 1
+			} else
+				slist = 0;
+		}
+
+		if (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO)
+			state->fe.dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
+		if (state->fe.dtv_property_cache.guard_interval == GUARD_INTERVAL_AUTO)
+			state->fe.dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
+
+		dprintk("using list for autosearch : %d", slist);
+		dib8000_set_channel(state, (unsigned char)slist, 1);
+		//dib8000_write_word(state, 0, (dib8000_read_word(state, 0) & 0x9fff) | (1 << 13));  // P_mode = 1
+
+		factor = 1;
+
+		//set lock_mask values
+		dib8000_write_word(state, 6, 0x4);
+		dib8000_write_word(state, 7, 0x8);
+		dib8000_write_word(state, 8, 0x1000);
+
+		//set lock_mask wait time values
+		value = 50 * state->cfg.pll->internal * factor;
+		dib8000_write_word(state, 11, (u16) ((value >> 16) & 0xffff));	// lock0 wait time
+		dib8000_write_word(state, 12, (u16) (value & 0xffff));	// lock0 wait time
+		value = 100 * state->cfg.pll->internal * factor;
+		dib8000_write_word(state, 13, (u16) ((value >> 16) & 0xffff));	// lock1 wait time
+		dib8000_write_word(state, 14, (u16) (value & 0xffff));	// lock1 wait time
+		value = 1000 * state->cfg.pll->internal * factor;
+		dib8000_write_word(state, 15, (u16) ((value >> 16) & 0xffff));	// lock2 wait time
+		dib8000_write_word(state, 16, (u16) (value & 0xffff));	// lock2 wait time
+
+		value = dib8000_read_word(state, 0);
+		dib8000_write_word(state, 0, (u16) ((1 << 15) | value));
+		dib8000_read_word(state, 1284);	// reset the INT. n_irq_pending
+		dib8000_write_word(state, 0, (u16) value);
+
+	}
+
+	return 0;
+}
+
+static int dib8000_autosearch_irq(struct dvb_frontend *fe)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 irq_pending = dib8000_read_word(state, 1284);
+
+	if (irq_pending & 0x1) {	// failed
+		dprintk("dib8000_autosearch_irq failed");
+		return 1;
+	}
+
+	if (irq_pending & 0x2) {	// succeeded
+		dprintk("dib8000_autosearch_irq succeeded");
+		return 2;
+	}
+
+	return 0;		// still pending
+}
+
+static int dib8000_tune(struct dvb_frontend *fe)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	int ret = 0;
+	u16 value, mode = fft_to_mode(state);
+
+	// we are already tuned - just resuming from suspend
+	if (state == NULL)
+		return -EINVAL;
+
+	dib8000_set_bandwidth(state, state->fe.dtv_property_cache.bandwidth_hz / 1000);
+	dib8000_set_channel(state, 0, 0);
+
+	// restart demod
+	ret |= dib8000_write_word(state, 770, 0x4000);
+	ret |= dib8000_write_word(state, 770, 0x0000);
+	msleep(45);
+
+	/* P_ctrl_inh_cor=0, P_ctrl_alpha_cor=4, P_ctrl_inh_isi=0, P_ctrl_alpha_isi=3 */
+	/*  ret |= dib8000_write_word(state, 29, (0 << 9) | (4 << 5) | (0 << 4) | (3 << 0) );  workaround inh_isi stays at 1 */
+
+	// never achieved a lock before - wait for timfreq to update
+	if (state->timf == 0) {
+		if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {
+			if (state->fe.dtv_property_cache.isdbt_partial_reception == 0)	// Sound Broadcasting mode 1 seg
+				msleep(300);
+			else	// Sound Broadcasting mode 3 seg
+				msleep(500);
+		} else		// 13 seg
+			msleep(200);
+	}
+	//dump_reg(state);
+	if (state->fe.dtv_property_cache.isdbt_sb_mode == 1) {
+		if (state->fe.dtv_property_cache.isdbt_partial_reception == 0) {	// Sound Broadcasting mode 1 seg
+
+			/* P_timf_alpha = (13-P_mode) , P_corm_alpha=6, P_corm_thres=0x40  alpha to check on board */
+			dib8000_write_word(state, 32, ((13 - mode) << 12) | (6 << 8) | 0x40);
+			//dib8000_write_word(state, 32, (8 << 12) | (6 << 8) | 0x80);
+
+			/*  P_ctrl_sfreq_step= (12-P_mode)   P_ctrl_sfreq_inh =0     P_ctrl_pha_off_max  */
+			ret |= dib8000_write_word(state, 37, (12 - mode) | ((5 + mode) << 5));
+
+		} else {	// Sound Broadcasting mode 3 seg
+
+			/* P_timf_alpha = (12-P_mode) , P_corm_alpha=6, P_corm_thres=0x60  alpha to check on board */
+			dib8000_write_word(state, 32, ((12 - mode) << 12) | (6 << 8) | 0x60);
+
+			ret |= dib8000_write_word(state, 37, (11 - mode) | ((5 + mode) << 5));
+		}
+
+	} else {		// 13 seg
+		/* P_timf_alpha = 8 , P_corm_alpha=6, P_corm_thres=0x80  alpha to check on board */
+		dib8000_write_word(state, 32, ((11 - mode) << 12) | (6 << 8) | 0x80);
+
+		ret |= dib8000_write_word(state, 37, (10 - mode) | ((5 + mode) << 5));
+
+	}
+
+	// we achieved a coff_cpil_lock - it's time to update the timf
+	if ((dib8000_read_word(state, 568) >> 11) & 0x1)
+		dib8000_update_timf(state);
+
+	//now that tune is finished, lock0 should lock on fec_mpeg to output this lock on MP_LOCK. It's changed in autosearch start
+	dib8000_write_word(state, 6, 0x200);
+
+	if (state->revision == 0x8002) {
+		value = dib8000_read_word(state, 903);
+		dib8000_write_word(state, 903, value & ~(1 << 3));
+		msleep(1);
+		dib8000_write_word(state, 903, value | (1 << 3));
+	}
+
+	return ret;
+}
+
+static int dib8000_wakeup(struct dvb_frontend *fe)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+
+	dib8000_set_power_mode(state, DIB8000M_POWER_ALL);
+	dib8000_set_adc_state(state, DIBX000_ADC_ON);
+	if (dib8000_set_adc_state(state, DIBX000_SLOW_ADC_ON) != 0)
+		dprintk("could not start Slow ADC");
+
+	return 0;
+}
+
+static int dib8000_sleep(struct dvb_frontend *fe)
+{
+	struct dib8000_state *st = fe->demodulator_priv;
+	if (1) {
+		dib8000_set_output_mode(st, OUTMODE_HIGH_Z);
+		dib8000_set_power_mode(st, DIB8000M_POWER_INTERFACE_ONLY);
+		return dib8000_set_adc_state(st, DIBX000_SLOW_ADC_OFF) | dib8000_set_adc_state(st, DIBX000_ADC_OFF);
+	} else {
+
+		return 0;
+	}
+}
+
+static int dib8000_get_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 i, val = 0;
+
+	fe->dtv_property_cache.bandwidth_hz = 6000000;
+
+	fe->dtv_property_cache.isdbt_sb_mode = dib8000_read_word(state, 508) & 0x1;
+
+	val = dib8000_read_word(state, 570);
+	fe->dtv_property_cache.inversion = (val & 0x40) >> 6;
+	switch ((val & 0x30) >> 4) {
+	case 1:
+		fe->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_2K;
+		break;
+	case 3:
+	default:
+		fe->dtv_property_cache.transmission_mode = TRANSMISSION_MODE_8K;
+		break;
+	}
+
+	switch (val & 0x3) {
+	case 0:
+		fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_32;
+		dprintk("dib8000_get_frontend GI = 1/32 ");
+		break;
+	case 1:
+		fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_16;
+		dprintk("dib8000_get_frontend GI = 1/16 ");
+		break;
+	case 2:
+		dprintk("dib8000_get_frontend GI = 1/8 ");
+		fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_8;
+		break;
+	case 3:
+		dprintk("dib8000_get_frontend GI = 1/4 ");
+		fe->dtv_property_cache.guard_interval = GUARD_INTERVAL_1_4;
+		break;
+	}
+
+	val = dib8000_read_word(state, 505);
+	fe->dtv_property_cache.isdbt_partial_reception = val & 1;
+	dprintk("dib8000_get_frontend : partial_reception = %d ", fe->dtv_property_cache.isdbt_partial_reception);
+
+	for (i = 0; i < 3; i++) {
+		val = dib8000_read_word(state, 493 + i);
+		fe->dtv_property_cache.layer[i].segment_count = val & 0x0F;
+		dprintk("dib8000_get_frontend : Layer %d segments = %d ", i, fe->dtv_property_cache.layer[i].segment_count);
+
+		val = dib8000_read_word(state, 499 + i);
+		fe->dtv_property_cache.layer[i].interleaving = val & 0x3;
+		dprintk("dib8000_get_frontend : Layer %d time_intlv = %d ", i, fe->dtv_property_cache.layer[i].interleaving);
+
+		val = dib8000_read_word(state, 481 + i);
+		switch (val & 0x7) {
+		case 1:
+			fe->dtv_property_cache.layer[i].fec = FEC_1_2;
+			dprintk("dib8000_get_frontend : Layer %d Code Rate = 1/2 ", i);
+			break;
+		case 2:
+			fe->dtv_property_cache.layer[i].fec = FEC_2_3;
+			dprintk("dib8000_get_frontend : Layer %d Code Rate = 2/3 ", i);
+			break;
+		case 3:
+			fe->dtv_property_cache.layer[i].fec = FEC_3_4;
+			dprintk("dib8000_get_frontend : Layer %d Code Rate = 3/4 ", i);
+			break;
+		case 5:
+			fe->dtv_property_cache.layer[i].fec = FEC_5_6;
+			dprintk("dib8000_get_frontend : Layer %d Code Rate = 5/6 ", i);
+			break;
+		default:
+			fe->dtv_property_cache.layer[i].fec = FEC_7_8;
+			dprintk("dib8000_get_frontend : Layer %d Code Rate = 7/8 ", i);
+			break;
+		}
+
+		val = dib8000_read_word(state, 487 + i);
+		switch (val & 0x3) {
+		case 0:
+			dprintk("dib8000_get_frontend : Layer %d DQPSK ", i);
+			fe->dtv_property_cache.layer[i].modulation = DQPSK;
+			break;
+		case 1:
+			fe->dtv_property_cache.layer[i].modulation = QPSK;
+			dprintk("dib8000_get_frontend : Layer %d QPSK ", i);
+			break;
+		case 2:
+			fe->dtv_property_cache.layer[i].modulation = QAM_16;
+			dprintk("dib8000_get_frontend : Layer %d QAM16 ", i);
+			break;
+		case 3:
+		default:
+			dprintk("dib8000_get_frontend : Layer %d QAM64 ", i);
+			fe->dtv_property_cache.layer[i].modulation = QAM_64;
+			break;
+		}
+	}
+	return 0;
+}
+
+static int dib8000_set_frontend(struct dvb_frontend *fe, struct dvb_frontend_parameters *fep)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	int time, ret;
+
+	dib8000_set_output_mode(state, OUTMODE_HIGH_Z);
+
+	if (fe->ops.tuner_ops.set_params)
+		fe->ops.tuner_ops.set_params(fe, fep);
+
+	/* start up the AGC */
+	state->tune_state = CT_AGC_START;
+	do {
+		time = dib8000_agc_startup(fe);
+		if (time != FE_CALLBACK_TIME_NEVER)
+			msleep(time / 10);
+		else
+			break;
+	} while (state->tune_state != CT_AGC_STOP);
+
+	if (state->fe.dtv_property_cache.frequency == 0) {
+		dprintk("dib8000: must at least specify frequency ");
+		return 0;
+	}
+
+	if (state->fe.dtv_property_cache.bandwidth_hz == 0) {
+		dprintk("dib8000: no bandwidth specified, set to default ");
+		state->fe.dtv_property_cache.bandwidth_hz = 6000000;
+	}
+
+	state->tune_state = CT_DEMOD_START;
+
+	if ((state->fe.dtv_property_cache.delivery_system != SYS_ISDBT) ||
+	    (state->fe.dtv_property_cache.inversion == INVERSION_AUTO) ||
+	    (state->fe.dtv_property_cache.transmission_mode == TRANSMISSION_MODE_AUTO) ||
+	    (state->fe.dtv_property_cache.guard_interval == GUARD_INTERVAL_AUTO) ||
+	    (((state->fe.dtv_property_cache.isdbt_layer_enabled & (1 << 0)) != 0) &&
+	     (state->fe.dtv_property_cache.layer[0].segment_count != 0xff) &&
+	     (state->fe.dtv_property_cache.layer[0].segment_count != 0) &&
+	     ((state->fe.dtv_property_cache.layer[0].modulation == QAM_AUTO) ||
+	      (state->fe.dtv_property_cache.layer[0].fec == FEC_AUTO))) ||
+	    (((state->fe.dtv_property_cache.isdbt_layer_enabled & (1 << 1)) != 0) &&
+	     (state->fe.dtv_property_cache.layer[1].segment_count != 0xff) &&
+	     (state->fe.dtv_property_cache.layer[1].segment_count != 0) &&
+	     ((state->fe.dtv_property_cache.layer[1].modulation == QAM_AUTO) ||
+	      (state->fe.dtv_property_cache.layer[1].fec == FEC_AUTO))) ||
+	    (((state->fe.dtv_property_cache.isdbt_layer_enabled & (1 << 2)) != 0) &&
+	     (state->fe.dtv_property_cache.layer[2].segment_count != 0xff) &&
+	     (state->fe.dtv_property_cache.layer[2].segment_count != 0) &&
+	     ((state->fe.dtv_property_cache.layer[2].modulation == QAM_AUTO) ||
+	      (state->fe.dtv_property_cache.layer[2].fec == FEC_AUTO))) ||
+	    (((state->fe.dtv_property_cache.layer[0].segment_count == 0) ||
+	      ((state->fe.dtv_property_cache.isdbt_layer_enabled & (1 << 0)) == 0)) &&
+	     ((state->fe.dtv_property_cache.layer[1].segment_count == 0) ||
+	      ((state->fe.dtv_property_cache.isdbt_layer_enabled & (2 << 0)) == 0)) &&
+	     ((state->fe.dtv_property_cache.layer[2].segment_count == 0) || ((state->fe.dtv_property_cache.isdbt_layer_enabled & (3 << 0)) == 0)))) {
+		int i = 800, found;
+
+		dib8000_set_bandwidth(state, fe->dtv_property_cache.bandwidth_hz / 1000);
+		dib8000_autosearch_start(fe);
+		do {
+			msleep(10);
+			found = dib8000_autosearch_irq(fe);
+		} while (found == 0 && i--);
+
+		dprintk("Frequency %d Hz, autosearch returns: %d", fep->frequency, found);
+
+		if (found == 0 || found == 1)
+			return 0;	// no channel found
+
+		dib8000_get_frontend(fe, fep);
+	}
+
+	ret = dib8000_tune(fe);
+
+	/* make this a config parameter */
+	dib8000_set_output_mode(state, state->cfg.output_mode);
+
+	return ret;
+}
+
+static int dib8000_read_status(struct dvb_frontend *fe, fe_status_t * stat)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 lock = dib8000_read_word(state, 568);
+
+	*stat = 0;
+
+	if ((lock >> 14) & 1)	// AGC
+		*stat |= FE_HAS_SIGNAL;
+
+	if ((lock >> 8) & 1)	// Equal
+		*stat |= FE_HAS_CARRIER;
+
+	if ((lock >> 3) & 1)	// TMCC_SYNC
+		*stat |= FE_HAS_SYNC;
+
+	if ((lock >> 5) & 7)	// FEC MPEG
+		*stat |= FE_HAS_LOCK;
+
+	lock = dib8000_read_word(state, 554);	// Viterbi Layer A
+	if (lock & 0x01)
+		*stat |= FE_HAS_VITERBI;
+
+	lock = dib8000_read_word(state, 555);	// Viterbi Layer B
+	if (lock & 0x01)
+		*stat |= FE_HAS_VITERBI;
+
+	lock = dib8000_read_word(state, 556);	// Viterbi Layer C
+	if (lock & 0x01)
+		*stat |= FE_HAS_VITERBI;
+
+	return 0;
+}
+
+static int dib8000_read_ber(struct dvb_frontend *fe, u32 * ber)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	*ber = (dib8000_read_word(state, 560) << 16) | dib8000_read_word(state, 561);	// 13 segments
+	return 0;
+}
+
+static int dib8000_read_unc_blocks(struct dvb_frontend *fe, u32 * unc)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	*unc = dib8000_read_word(state, 565);	// packet error on 13 seg
+	return 0;
+}
+
+static int dib8000_read_signal_strength(struct dvb_frontend *fe, u16 * strength)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 val = dib8000_read_word(state, 390);
+	*strength = 65535 - val;
+	return 0;
+}
+
+static int dib8000_read_snr(struct dvb_frontend *fe, u16 * snr)
+{
+	struct dib8000_state *state = fe->demodulator_priv;
+	u16 val;
+	s32 signal_mant, signal_exp, noise_mant, noise_exp;
+	u32 result = 0;
+
+	val = dib8000_read_word(state, 542);
+	noise_mant = (val >> 6) & 0xff;
+	noise_exp = (val & 0x3f);
+
+	val = dib8000_read_word(state, 543);
+	signal_mant = (val >> 6) & 0xff;
+	signal_exp = (val & 0x3f);
+
+	if ((noise_exp & 0x20) != 0)
+		noise_exp -= 0x40;
+	if ((signal_exp & 0x20) != 0)
+		signal_exp -= 0x40;
+
+	if (signal_mant != 0)
+		result = intlog10(2) * 10 * signal_exp + 10 * intlog10(signal_mant);
+	else
+		result = intlog10(2) * 10 * signal_exp - 100;
+	if (noise_mant != 0)
+		result -= intlog10(2) * 10 * noise_exp + 10 * intlog10(noise_mant);
+	else
+		result -= intlog10(2) * 10 * noise_exp - 100;
+
+	*snr = result / (1 << 24);
+	return 0;
+}
+
+int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr)
+{
+	int k = 0;
+	u8 new_addr = 0;
+	struct i2c_device client = {.adap = host };
+
+	for (k = no_of_demods - 1; k >= 0; k--) {
+		/* designated i2c address */
+		new_addr = first_addr + (k << 1);
+
+		client.addr = new_addr;
+		dib8000_i2c_write16(&client, 1287, 0x0003);	/* sram lead in, rdy */
+		if (dib8000_identify(&client) == 0) {
+			dib8000_i2c_write16(&client, 1287, 0x0003);	/* sram lead in, rdy */
+			client.addr = default_addr;
+			if (dib8000_identify(&client) == 0) {
+				dprintk("#%d: not identified", k);
+				return -EINVAL;
+			}
+		}
+
+		/* start diversity to pull_down div_str - just for i2c-enumeration */
+		dib8000_i2c_write16(&client, 1286, (1 << 10) | (4 << 6));
+
+		/* set new i2c address and force divstart */
+		dib8000_i2c_write16(&client, 1285, (new_addr << 2) | 0x2);
+		client.addr = new_addr;
+		dib8000_identify(&client);
+
+		dprintk("IC %d initialized (to i2c_address 0x%x)", k, new_addr);
+	}
+
+	for (k = 0; k < no_of_demods; k++) {
+		new_addr = first_addr | (k << 1);
+		client.addr = new_addr;
+
+		// unforce divstr
+		dib8000_i2c_write16(&client, 1285, new_addr << 2);
+
+		/* deactivate div - it was just for i2c-enumeration */
+		dib8000_i2c_write16(&client, 1286, 0);
+	}
+
+	return 0;
+}
+
+EXPORT_SYMBOL(dib8000_i2c_enumeration);
+static int dib8000_fe_get_tune_settings(struct dvb_frontend *fe, struct dvb_frontend_tune_settings *tune)
+{
+	tune->min_delay_ms = 1000;
+	tune->step_size = 0;
+	tune->max_drift = 0;
+	return 0;
+}
+
+static void dib8000_release(struct dvb_frontend *fe)
+{
+	struct dib8000_state *st = fe->demodulator_priv;
+	dibx000_exit_i2c_master(&st->i2c_master);
+	kfree(st);
+}
+
+struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *fe, enum dibx000_i2c_interface intf, int gating)
+{
+	struct dib8000_state *st = fe->demodulator_priv;
+	return dibx000_get_i2c_adapter(&st->i2c_master, intf, gating);
+}
+
+EXPORT_SYMBOL(dib8000_get_i2c_master);
+
+static const struct dvb_frontend_ops dib8000_ops = {
+	.info = {
+		 .name = "DiBcom 8000 ISDB-T",
+		 .type = FE_OFDM,
+		 .frequency_min = 44250000,
+		 .frequency_max = 867250000,
+		 .frequency_stepsize = 62500,
+		 .caps = FE_CAN_INVERSION_AUTO |
+		 FE_CAN_FEC_1_2 | FE_CAN_FEC_2_3 | FE_CAN_FEC_3_4 |
+		 FE_CAN_FEC_5_6 | FE_CAN_FEC_7_8 | FE_CAN_FEC_AUTO |
+		 FE_CAN_QPSK | FE_CAN_QAM_16 | FE_CAN_QAM_64 | FE_CAN_QAM_AUTO |
+		 FE_CAN_TRANSMISSION_MODE_AUTO | FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_RECOVER | FE_CAN_HIERARCHY_AUTO,
+		 },
+
+	.release = dib8000_release,
+
+	.init = dib8000_wakeup,
+	.sleep = dib8000_sleep,
+
+	.set_frontend = dib8000_set_frontend,
+	.get_tune_settings = dib8000_fe_get_tune_settings,
+	.get_frontend = dib8000_get_frontend,
+
+	.read_status = dib8000_read_status,
+	.read_ber = dib8000_read_ber,
+	.read_signal_strength = dib8000_read_signal_strength,
+	.read_snr = dib8000_read_snr,
+	.read_ucblocks = dib8000_read_unc_blocks,
+};
+
+struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg)
+{
+	struct dvb_frontend *fe;
+	struct dib8000_state *state;
+
+	dprintk("dib8000_attach");
+
+	state = kzalloc(sizeof(struct dib8000_state), GFP_KERNEL);
+	if (state == NULL)
+		return NULL;
+
+	memcpy(&state->cfg, cfg, sizeof(struct dib8000_config));
+	state->i2c.adap = i2c_adap;
+	state->i2c.addr = i2c_addr;
+	state->gpio_val = cfg->gpio_val;
+	state->gpio_dir = cfg->gpio_dir;
+
+	/* Ensure the output mode remains at the previous default if it's
+	 * not specifically set by the caller.
+	 */
+	if ((state->cfg.output_mode != OUTMODE_MPEG2_SERIAL) && (state->cfg.output_mode != OUTMODE_MPEG2_PAR_GATED_CLK))
+		state->cfg.output_mode = OUTMODE_MPEG2_FIFO;
+
+	fe = &state->fe;
+	fe->demodulator_priv = state;
+	memcpy(&state->fe.ops, &dib8000_ops, sizeof(struct dvb_frontend_ops));
+
+	state->timf_default = cfg->pll->timf;
+
+	if (dib8000_identify(&state->i2c) == 0)
+		goto error;
+
+	dibx000_init_i2c_master(&state->i2c_master, DIB8000, state->i2c.adap, state->i2c.addr);
+
+	dib8000_reset(fe);
+
+	dib8000_write_word(state, 285, (dib8000_read_word(state, 285) & ~0x60) | (3 << 5));	/* ber_rs_len = 3 */
+
+	return fe;
+
+ error:
+	kfree(state);
+	return NULL;
+}
+
+EXPORT_SYMBOL(dib8000_attach);
+
+MODULE_AUTHOR("Olivier Grenie <Olivier.Grenie@dibcom.fr, " "Patrick Boettcher <pboettcher@dibcom.fr>");
+MODULE_DESCRIPTION("Driver for the DiBcom 8000 ISDB-T demodulator");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/frontends/dib8000.h b/drivers/media/dvb/frontends/dib8000.h
new file mode 100644
index 000000000000..a86de340dd54
--- /dev/null
+++ b/drivers/media/dvb/frontends/dib8000.h
@@ -0,0 +1,79 @@
+#ifndef DIB8000_H
+#define DIB8000_H
+
+#include "dibx000_common.h"
+
+struct dib8000_config {
+	u8 output_mpeg2_in_188_bytes;
+	u8 hostbus_diversity;
+	u8 tuner_is_baseband;
+	int (*update_lna) (struct dvb_frontend *, u16 agc_global);
+
+	u8 agc_config_count;
+	struct dibx000_agc_config *agc;
+	struct dibx000_bandwidth_config *pll;
+
+#define DIB8000_GPIO_DEFAULT_DIRECTIONS 0xffff
+	u16 gpio_dir;
+#define DIB8000_GPIO_DEFAULT_VALUES     0x0000
+	u16 gpio_val;
+#define DIB8000_GPIO_PWM_POS0(v)        ((v & 0xf) << 12)
+#define DIB8000_GPIO_PWM_POS1(v)        ((v & 0xf) << 8 )
+#define DIB8000_GPIO_PWM_POS2(v)        ((v & 0xf) << 4 )
+#define DIB8000_GPIO_PWM_POS3(v)         (v & 0xf)
+#define DIB8000_GPIO_DEFAULT_PWM_POS    0xffff
+	u16 gpio_pwm_pos;
+	u16 pwm_freq_div;
+
+	void (*agc_control) (struct dvb_frontend *, u8 before);
+
+	u16 drives;
+	u16 diversity_delay;
+	u8 div_cfg;
+	u8 output_mode;
+	u8 refclksel;
+};
+
+#define DEFAULT_DIB8000_I2C_ADDRESS 18
+
+#if defined(CONFIG_DVB_DIB8000) || (defined(CONFIG_DVB_DIB8000_MODULE) && defined(MODULE))
+extern struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg);
+extern struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *, enum dibx000_i2c_interface, int);
+
+extern int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr);
+
+extern int dib8000_set_gpio(struct dvb_frontend *, u8 num, u8 dir, u8 val);
+extern int dib8000_set_wbd_ref(struct dvb_frontend *, u16 value);
+#else
+static inline struct dvb_frontend *dib8000_attach(struct i2c_adapter *i2c_adap, u8 i2c_addr, struct dib8000_config *cfg)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+
+static inline struct i2c_adapter *dib8000_get_i2c_master(struct dvb_frontend *fe, enum dibx000_i2c_interface i, int x)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return NULL;
+}
+
+int dib8000_i2c_enumeration(struct i2c_adapter *host, int no_of_demods, u8 default_addr, u8 first_addr)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return -ENODEV;
+}
+
+int dib8000_set_gpio(struct dvb_frontend *fe, u8 num, u8 dir, u8 val)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return -ENODEV;
+}
+
+int dib8000_set_wbd_ref(struct dvb_frontend *fe, u16 value)
+{
+	printk(KERN_WARNING "%s: driver disabled by Kconfig\n", __func__);
+	return -ENODEV;
+}
+#endif
+
+#endif
diff --git a/drivers/media/dvb/frontends/dibx000_common.c b/drivers/media/dvb/frontends/dibx000_common.c
index 315e09e95b0c..4efca30d2127 100644
--- a/drivers/media/dvb/frontends/dibx000_common.c
+++ b/drivers/media/dvb/frontends/dibx000_common.c
@@ -15,29 +15,31 @@ static int dibx000_write_word(struct dibx000_i2c_master *mst, u16 reg, u16 val)
 		(val >> 8) & 0xff, val & 0xff,
 	};
 	struct i2c_msg msg = {
-		.addr = mst->i2c_addr, .flags = 0, .buf = b, .len = 4
+		.addr = mst->i2c_addr,.flags = 0,.buf = b,.len = 4
 	};
 	return i2c_transfer(mst->i2c_adap, &msg, 1) != 1 ? -EREMOTEIO : 0;
 }
 
 
-static int dibx000_i2c_select_interface(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf)
+static int dibx000_i2c_select_interface(struct dibx000_i2c_master *mst,
+					enum dibx000_i2c_interface intf)
 {
 	if (mst->device_rev > DIB3000MC && mst->selected_interface != intf) {
-		dprintk("selecting interface: %d\n",intf);
+		dprintk("selecting interface: %d\n", intf);
 		mst->selected_interface = intf;
 		return dibx000_write_word(mst, mst->base_reg + 4, intf);
 	}
 	return 0;
 }
 
-static int dibx000_i2c_gate_ctrl(struct dibx000_i2c_master *mst, u8 tx[4], u8 addr, int onoff)
+static int dibx000_i2c_gate_ctrl(struct dibx000_i2c_master *mst, u8 tx[4],
+				 u8 addr, int onoff)
 {
 	u16 val;
 
 
 	if (onoff)
-		val = addr << 8; // bit 7 = use master or not, if 0, the gate is open
+		val = addr << 8;	// bit 7 = use master or not, if 0, the gate is open
 	else
 		val = 1 << 7;
 
@@ -45,7 +47,7 @@ static int dibx000_i2c_gate_ctrl(struct dibx000_i2c_master *mst, u8 tx[4], u8 ad
 		val <<= 1;
 
 	tx[0] = (((mst->base_reg + 1) >> 8) & 0xff);
-	tx[1] = ( (mst->base_reg + 1)       & 0xff);
+	tx[1] = ((mst->base_reg + 1) & 0xff);
 	tx[2] = val >> 8;
 	tx[3] = val & 0xff;
 
@@ -57,59 +59,78 @@ static u32 dibx000_i2c_func(struct i2c_adapter *adapter)
 	return I2C_FUNC_I2C;
 }
 
-static int dibx000_i2c_gated_tuner_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg msg[], int num)
+static int dibx000_i2c_gated_tuner_xfer(struct i2c_adapter *i2c_adap,
+					struct i2c_msg msg[], int num)
 {
 	struct dibx000_i2c_master *mst = i2c_get_adapdata(i2c_adap);
 	struct i2c_msg m[2 + num];
 	u8 tx_open[4], tx_close[4];
 
-	memset(m,0, sizeof(struct i2c_msg) * (2 + num));
+	memset(m, 0, sizeof(struct i2c_msg) * (2 + num));
 
 	dibx000_i2c_select_interface(mst, DIBX000_I2C_INTERFACE_TUNER);
 
-	dibx000_i2c_gate_ctrl(mst, tx_open,  msg[0].addr, 1);
+	dibx000_i2c_gate_ctrl(mst, tx_open, msg[0].addr, 1);
 	m[0].addr = mst->i2c_addr;
-	m[0].buf  = tx_open;
-	m[0].len  = 4;
+	m[0].buf = tx_open;
+	m[0].len = 4;
 
 	memcpy(&m[1], msg, sizeof(struct i2c_msg) * num);
 
 	dibx000_i2c_gate_ctrl(mst, tx_close, 0, 0);
-	m[num+1].addr = mst->i2c_addr;
-	m[num+1].buf  = tx_close;
-	m[num+1].len  = 4;
+	m[num + 1].addr = mst->i2c_addr;
+	m[num + 1].buf = tx_close;
+	m[num + 1].len = 4;
 
-	return i2c_transfer(mst->i2c_adap, m, 2+num) == 2 + num ? num : -EIO;
+	return i2c_transfer(mst->i2c_adap, m, 2 + num) == 2 + num ? num : -EIO;
 }
 
 static struct i2c_algorithm dibx000_i2c_gated_tuner_algo = {
-	.master_xfer   = dibx000_i2c_gated_tuner_xfer,
+	.master_xfer = dibx000_i2c_gated_tuner_xfer,
 	.functionality = dibx000_i2c_func,
 };
 
-struct i2c_adapter * dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf, int gating)
+struct i2c_adapter *dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst,
+					    enum dibx000_i2c_interface intf,
+					    int gating)
 {
 	struct i2c_adapter *i2c = NULL;
 
 	switch (intf) {
-		case DIBX000_I2C_INTERFACE_TUNER:
-			if (gating)
-				i2c = &mst->gated_tuner_i2c_adap;
-			break;
-		default:
-			printk(KERN_ERR "DiBX000: incorrect I2C interface selected\n");
-			break;
+	case DIBX000_I2C_INTERFACE_TUNER:
+		if (gating)
+			i2c = &mst->gated_tuner_i2c_adap;
+		break;
+	default:
+		printk(KERN_ERR "DiBX000: incorrect I2C interface selected\n");
+		break;
 	}
 
 	return i2c;
 }
+
 EXPORT_SYMBOL(dibx000_get_i2c_adapter);
 
-static int i2c_adapter_init(struct i2c_adapter *i2c_adap, struct i2c_algorithm *algo, const char *name, struct dibx000_i2c_master *mst)
+void dibx000_reset_i2c_master(struct dibx000_i2c_master *mst)
+{
+	/* initialize the i2c-master by closing the gate */
+	u8 tx[4];
+	struct i2c_msg m = {.addr = mst->i2c_addr,.buf = tx,.len = 4 };
+
+	dibx000_i2c_gate_ctrl(mst, tx, 0, 0);
+	i2c_transfer(mst->i2c_adap, &m, 1);
+	mst->selected_interface = 0xff;	// the first time force a select of the I2C
+	dibx000_i2c_select_interface(mst, DIBX000_I2C_INTERFACE_TUNER);
+}
+
+EXPORT_SYMBOL(dibx000_reset_i2c_master);
+
+static int i2c_adapter_init(struct i2c_adapter *i2c_adap,
+			    struct i2c_algorithm *algo, const char *name,
+			    struct dibx000_i2c_master *mst)
 {
 	strncpy(i2c_adap->name, name, sizeof(i2c_adap->name));
-	i2c_adap->class     = I2C_CLASS_TV_DIGITAL,
-	i2c_adap->algo      = algo;
+	i2c_adap->class = I2C_CLASS_TV_DIGITAL, i2c_adap->algo = algo;
 	i2c_adap->algo_data = NULL;
 	i2c_set_adapdata(i2c_adap, mst);
 	if (i2c_add_adapter(i2c_adap) < 0)
@@ -117,34 +138,40 @@ static int i2c_adapter_init(struct i2c_adapter *i2c_adap, struct i2c_algorithm *
 	return 0;
 }
 
-int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, struct i2c_adapter *i2c_adap, u8 i2c_addr)
+int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev,
+			    struct i2c_adapter *i2c_adap, u8 i2c_addr)
 {
 	u8 tx[4];
-	struct i2c_msg m = { .addr = i2c_addr >> 1, .buf = tx, .len = 4 };
+	struct i2c_msg m = {.addr = i2c_addr >> 1,.buf = tx,.len = 4 };
 
 	mst->device_rev = device_rev;
-	mst->i2c_adap   = i2c_adap;
-	mst->i2c_addr   = i2c_addr >> 1;
+	mst->i2c_adap = i2c_adap;
+	mst->i2c_addr = i2c_addr >> 1;
 
-	if (device_rev == DIB7000P)
+	if (device_rev == DIB7000P || device_rev == DIB8000)
 		mst->base_reg = 1024;
 	else
 		mst->base_reg = 768;
 
-    if (i2c_adapter_init(&mst->gated_tuner_i2c_adap, &dibx000_i2c_gated_tuner_algo, "DiBX000 tuner I2C bus", mst) != 0)
-		printk(KERN_ERR "DiBX000: could not initialize the tuner i2c_adapter\n");
+	if (i2c_adapter_init
+	    (&mst->gated_tuner_i2c_adap, &dibx000_i2c_gated_tuner_algo,
+	     "DiBX000 tuner I2C bus", mst) != 0)
+		printk(KERN_ERR
+		       "DiBX000: could not initialize the tuner i2c_adapter\n");
 
 	/* initialize the i2c-master by closing the gate */
 	dibx000_i2c_gate_ctrl(mst, tx, 0, 0);
 
 	return i2c_transfer(i2c_adap, &m, 1) == 1;
 }
+
 EXPORT_SYMBOL(dibx000_init_i2c_master);
 
 void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst)
 {
 	i2c_del_adapter(&mst->gated_tuner_i2c_adap);
 }
+
 EXPORT_SYMBOL(dibx000_exit_i2c_master);
 
 MODULE_AUTHOR("Patrick Boettcher <pboettcher@dibcom.fr>");
diff --git a/drivers/media/dvb/frontends/dibx000_common.h b/drivers/media/dvb/frontends/dibx000_common.h
index 84e4d5362922..5be10eca07c0 100644
--- a/drivers/media/dvb/frontends/dibx000_common.h
+++ b/drivers/media/dvb/frontends/dibx000_common.h
@@ -2,7 +2,7 @@
 #define DIBX000_COMMON_H
 
 enum dibx000_i2c_interface {
-	DIBX000_I2C_INTERFACE_TUNER    = 0,
+	DIBX000_I2C_INTERFACE_TUNER = 0,
 	DIBX000_I2C_INTERFACE_GPIO_1_2 = 1,
 	DIBX000_I2C_INTERFACE_GPIO_3_4 = 2
 };
@@ -12,22 +12,29 @@ struct dibx000_i2c_master {
 #define DIB7000   2
 #define DIB7000P  11
 #define DIB7000MC 12
+#define DIB8000   13
 	u16 device_rev;
 
 	enum dibx000_i2c_interface selected_interface;
 
-//	struct i2c_adapter  tuner_i2c_adap;
-	struct i2c_adapter  gated_tuner_i2c_adap;
+//      struct i2c_adapter  tuner_i2c_adap;
+	struct i2c_adapter gated_tuner_i2c_adap;
 
 	struct i2c_adapter *i2c_adap;
-	u8                  i2c_addr;
+	u8 i2c_addr;
 
 	u16 base_reg;
 };
 
-extern int dibx000_init_i2c_master(struct dibx000_i2c_master *mst, u16 device_rev, struct i2c_adapter *i2c_adap, u8 i2c_addr);
-extern struct i2c_adapter * dibx000_get_i2c_adapter(struct dibx000_i2c_master *mst, enum dibx000_i2c_interface intf, int gating);
+extern int dibx000_init_i2c_master(struct dibx000_i2c_master *mst,
+				   u16 device_rev, struct i2c_adapter *i2c_adap,
+				   u8 i2c_addr);
+extern struct i2c_adapter *dibx000_get_i2c_adapter(struct dibx000_i2c_master
+						   *mst,
+						   enum dibx000_i2c_interface
+						   intf, int gating);
 extern void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst);
+extern void dibx000_reset_i2c_master(struct dibx000_i2c_master *mst);
 
 #define BAND_LBAND 0x01
 #define BAND_UHF   0x02
@@ -41,18 +48,18 @@ extern void dibx000_exit_i2c_master(struct dibx000_i2c_master *mst);
 									(freq_kHz) <= 2000000 ? BAND_LBAND : BAND_SBAND )
 
 struct dibx000_agc_config {
-	/* defines the capabilities of this AGC-setting - using the BAND_-defines*/
-	u8  band_caps;
+	/* defines the capabilities of this AGC-setting - using the BAND_-defines */
+	u8 band_caps;
 
 	u16 setup;
 
 	u16 inv_gain;
 	u16 time_stabiliz;
 
-	u8  alpha_level;
+	u8 alpha_level;
 	u16 thlock;
 
-	u8  wbd_inv;
+	u8 wbd_inv;
 	u16 wbd_ref;
 	u8 wbd_sel;
 	u8 wbd_alpha;
@@ -92,8 +99,8 @@ struct dibx000_agc_config {
 };
 
 struct dibx000_bandwidth_config {
-	u32   internal;
-	u32   sampling;
+	u32 internal;
+	u32 sampling;
 
 	u8 pll_prediv;
 	u8 pll_ratio;
diff --git a/drivers/media/dvb/frontends/lgdt3304.c b/drivers/media/dvb/frontends/lgdt3304.c
index eb72a9866c93..e334b5d4e578 100644
--- a/drivers/media/dvb/frontends/lgdt3304.c
+++ b/drivers/media/dvb/frontends/lgdt3304.c
@@ -363,6 +363,8 @@ struct dvb_frontend* lgdt3304_attach(const struct lgdt3304_config *config,
 
 	struct lgdt3304_state *state;
 	state = kzalloc(sizeof(struct lgdt3304_state), GFP_KERNEL);
+	if (state == NULL)
+		return NULL;
 	state->addr = config->i2c_address;
 	state->i2c = i2c;
 
diff --git a/drivers/media/dvb/frontends/s921_module.c b/drivers/media/dvb/frontends/s921_module.c
index 3f5a0e1dfdf5..3156b64cfc96 100644
--- a/drivers/media/dvb/frontends/s921_module.c
+++ b/drivers/media/dvb/frontends/s921_module.c
@@ -169,6 +169,8 @@ struct dvb_frontend* s921_attach(const struct s921_config *config,
 
 	struct s921_state *state;
 	state = kzalloc(sizeof(struct s921_state), GFP_KERNEL);
+	if (state == NULL)
+		return NULL;
 
 	state->addr = config->i2c_address;
 	state->i2c = i2c;
diff --git a/drivers/media/dvb/pt1/Kconfig b/drivers/media/dvb/pt1/Kconfig
new file mode 100644
index 000000000000..24501d5bf70d
--- /dev/null
+++ b/drivers/media/dvb/pt1/Kconfig
@@ -0,0 +1,12 @@
+config DVB_PT1
+	tristate "PT1 cards"
+	depends on DVB_CORE && PCI && I2C
+	help
+	  Support for Earthsoft PT1 PCI cards.
+
+	  Since these cards have no MPEG decoder onboard, they transmit
+	  only compressed MPEG data over the PCI bus, so you need
+	  an external software decoder to watch TV on your computer.
+
+	  Say Y or M if you own such a device and want to use it.
+
diff --git a/drivers/media/dvb/pt1/Makefile b/drivers/media/dvb/pt1/Makefile
new file mode 100644
index 000000000000..a66da17bbe31
--- /dev/null
+++ b/drivers/media/dvb/pt1/Makefile
@@ -0,0 +1,5 @@
+earth-pt1-objs := pt1.o va1j5jf8007s.o va1j5jf8007t.o
+
+obj-$(CONFIG_DVB_PT1) += earth-pt1.o
+
+EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core -Idrivers/media/dvb/frontends
diff --git a/drivers/media/dvb/pt1/pt1.c b/drivers/media/dvb/pt1/pt1.c
new file mode 100644
index 000000000000..1fd8306371e2
--- /dev/null
+++ b/drivers/media/dvb/pt1/pt1.c
@@ -0,0 +1,1058 @@
+/*
+ * driver for Earthsoft PT1
+ *
+ * Copyright (C) 2009 HIRANO Takahito <hiranotaka@zng.info>
+ *
+ * based on pt1dvr - http://pt1dvr.sourceforge.jp/
+ * 	by Tomoaki Ishikawa <tomy@users.sourceforge.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/vmalloc.h>
+#include <linux/pci.h>
+#include <linux/kthread.h>
+#include <linux/freezer.h>
+#include <linux/vmalloc.h>
+
+#include "dvbdev.h"
+#include "dvb_demux.h"
+#include "dmxdev.h"
+#include "dvb_net.h"
+#include "dvb_frontend.h"
+
+#include "va1j5jf8007t.h"
+#include "va1j5jf8007s.h"
+
+#define DRIVER_NAME "earth-pt1"
+
+#define PT1_PAGE_SHIFT 12
+#define PT1_PAGE_SIZE (1 << PT1_PAGE_SHIFT)
+#define PT1_NR_UPACKETS 1024
+#define PT1_NR_BUFS 511
+
+struct pt1_buffer_page {
+	__le32 upackets[PT1_NR_UPACKETS];
+};
+
+struct pt1_table_page {
+	__le32 next_pfn;
+	__le32 buf_pfns[PT1_NR_BUFS];
+};
+
+struct pt1_buffer {
+	struct pt1_buffer_page *page;
+	dma_addr_t addr;
+};
+
+struct pt1_table {
+	struct pt1_table_page *page;
+	dma_addr_t addr;
+	struct pt1_buffer bufs[PT1_NR_BUFS];
+};
+
+#define PT1_NR_ADAPS 4
+
+struct pt1_adapter;
+
+struct pt1 {
+	struct pci_dev *pdev;
+	void __iomem *regs;
+	struct i2c_adapter i2c_adap;
+	int i2c_running;
+	struct pt1_adapter *adaps[PT1_NR_ADAPS];
+	struct pt1_table *tables;
+	struct task_struct *kthread;
+};
+
+struct pt1_adapter {
+	struct pt1 *pt1;
+	int index;
+
+	u8 *buf;
+	int upacket_count;
+	int packet_count;
+
+	struct dvb_adapter adap;
+	struct dvb_demux demux;
+	int users;
+	struct dmxdev dmxdev;
+	struct dvb_net net;
+	struct dvb_frontend *fe;
+	int (*orig_set_voltage)(struct dvb_frontend *fe,
+				fe_sec_voltage_t voltage);
+};
+
+#define pt1_printk(level, pt1, format, arg...)	\
+	dev_printk(level, &(pt1)->pdev->dev, format, ##arg)
+
+static void pt1_write_reg(struct pt1 *pt1, int reg, u32 data)
+{
+	writel(data, pt1->regs + reg * 4);
+}
+
+static u32 pt1_read_reg(struct pt1 *pt1, int reg)
+{
+	return readl(pt1->regs + reg * 4);
+}
+
+static int pt1_nr_tables = 64;
+module_param_named(nr_tables, pt1_nr_tables, int, 0);
+
+static void pt1_increment_table_count(struct pt1 *pt1)
+{
+	pt1_write_reg(pt1, 0, 0x00000020);
+}
+
+static void pt1_init_table_count(struct pt1 *pt1)
+{
+	pt1_write_reg(pt1, 0, 0x00000010);
+}
+
+static void pt1_register_tables(struct pt1 *pt1, u32 first_pfn)
+{
+	pt1_write_reg(pt1, 5, first_pfn);
+	pt1_write_reg(pt1, 0, 0x0c000040);
+}
+
+static void pt1_unregister_tables(struct pt1 *pt1)
+{
+	pt1_write_reg(pt1, 0, 0x08080000);
+}
+
+static int pt1_sync(struct pt1 *pt1)
+{
+	int i;
+	for (i = 0; i < 57; i++) {
+		if (pt1_read_reg(pt1, 0) & 0x20000000)
+			return 0;
+		pt1_write_reg(pt1, 0, 0x00000008);
+	}
+	pt1_printk(KERN_ERR, pt1, "could not sync\n");
+	return -EIO;
+}
+
+static u64 pt1_identify(struct pt1 *pt1)
+{
+	int i;
+	u64 id;
+	id = 0;
+	for (i = 0; i < 57; i++) {
+		id |= (u64)(pt1_read_reg(pt1, 0) >> 30 & 1) << i;
+		pt1_write_reg(pt1, 0, 0x00000008);
+	}
+	return id;
+}
+
+static int pt1_unlock(struct pt1 *pt1)
+{
+	int i;
+	pt1_write_reg(pt1, 0, 0x00000008);
+	for (i = 0; i < 3; i++) {
+		if (pt1_read_reg(pt1, 0) & 0x80000000)
+			return 0;
+		schedule_timeout_uninterruptible((HZ + 999) / 1000);
+	}
+	pt1_printk(KERN_ERR, pt1, "could not unlock\n");
+	return -EIO;
+}
+
+static int pt1_reset_pci(struct pt1 *pt1)
+{
+	int i;
+	pt1_write_reg(pt1, 0, 0x01010000);
+	pt1_write_reg(pt1, 0, 0x01000000);
+	for (i = 0; i < 10; i++) {
+		if (pt1_read_reg(pt1, 0) & 0x00000001)
+			return 0;
+		schedule_timeout_uninterruptible((HZ + 999) / 1000);
+	}
+	pt1_printk(KERN_ERR, pt1, "could not reset PCI\n");
+	return -EIO;
+}
+
+static int pt1_reset_ram(struct pt1 *pt1)
+{
+	int i;
+	pt1_write_reg(pt1, 0, 0x02020000);
+	pt1_write_reg(pt1, 0, 0x02000000);
+	for (i = 0; i < 10; i++) {
+		if (pt1_read_reg(pt1, 0) & 0x00000002)
+			return 0;
+		schedule_timeout_uninterruptible((HZ + 999) / 1000);
+	}
+	pt1_printk(KERN_ERR, pt1, "could not reset RAM\n");
+	return -EIO;
+}
+
+static int pt1_do_enable_ram(struct pt1 *pt1)
+{
+	int i, j;
+	u32 status;
+	status = pt1_read_reg(pt1, 0) & 0x00000004;
+	pt1_write_reg(pt1, 0, 0x00000002);
+	for (i = 0; i < 10; i++) {
+		for (j = 0; j < 1024; j++) {
+			if ((pt1_read_reg(pt1, 0) & 0x00000004) != status)
+				return 0;
+		}
+		schedule_timeout_uninterruptible((HZ + 999) / 1000);
+	}
+	pt1_printk(KERN_ERR, pt1, "could not enable RAM\n");
+	return -EIO;
+}
+
+static int pt1_enable_ram(struct pt1 *pt1)
+{
+	int i, ret;
+	schedule_timeout_uninterruptible((HZ + 999) / 1000);
+	for (i = 0; i < 10; i++) {
+		ret = pt1_do_enable_ram(pt1);
+		if (ret < 0)
+			return ret;
+	}
+	return 0;
+}
+
+static void pt1_disable_ram(struct pt1 *pt1)
+{
+	pt1_write_reg(pt1, 0, 0x0b0b0000);
+}
+
+static void pt1_set_stream(struct pt1 *pt1, int index, int enabled)
+{
+	pt1_write_reg(pt1, 2, 1 << (index + 8) | enabled << index);
+}
+
+static void pt1_init_streams(struct pt1 *pt1)
+{
+	int i;
+	for (i = 0; i < PT1_NR_ADAPS; i++)
+		pt1_set_stream(pt1, i, 0);
+}
+
+static int pt1_filter(struct pt1 *pt1, struct pt1_buffer_page *page)
+{
+	u32 upacket;
+	int i;
+	int index;
+	struct pt1_adapter *adap;
+	int offset;
+	u8 *buf;
+
+	if (!page->upackets[PT1_NR_UPACKETS - 1])
+		return 0;
+
+	for (i = 0; i < PT1_NR_UPACKETS; i++) {
+		upacket = le32_to_cpu(page->upackets[i]);
+		index = (upacket >> 29) - 1;
+		if (index < 0 || index >=  PT1_NR_ADAPS)
+			continue;
+
+		adap = pt1->adaps[index];
+		if (upacket >> 25 & 1)
+			adap->upacket_count = 0;
+		else if (!adap->upacket_count)
+			continue;
+
+		buf = adap->buf;
+		offset = adap->packet_count * 188 + adap->upacket_count * 3;
+		buf[offset] = upacket >> 16;
+		buf[offset + 1] = upacket >> 8;
+		if (adap->upacket_count != 62)
+			buf[offset + 2] = upacket;
+
+		if (++adap->upacket_count >= 63) {
+			adap->upacket_count = 0;
+			if (++adap->packet_count >= 21) {
+				dvb_dmx_swfilter_packets(&adap->demux, buf, 21);
+				adap->packet_count = 0;
+			}
+		}
+	}
+
+	page->upackets[PT1_NR_UPACKETS - 1] = 0;
+	return 1;
+}
+
+static int pt1_thread(void *data)
+{
+	struct pt1 *pt1;
+	int table_index;
+	int buf_index;
+	struct pt1_buffer_page *page;
+
+	pt1 = data;
+	set_freezable();
+
+	table_index = 0;
+	buf_index = 0;
+
+	while (!kthread_should_stop()) {
+		try_to_freeze();
+
+		page = pt1->tables[table_index].bufs[buf_index].page;
+		if (!pt1_filter(pt1, page)) {
+			schedule_timeout_interruptible((HZ + 999) / 1000);
+			continue;
+		}
+
+		if (++buf_index >= PT1_NR_BUFS) {
+			pt1_increment_table_count(pt1);
+			buf_index = 0;
+			if (++table_index >= pt1_nr_tables)
+				table_index = 0;
+		}
+	}
+
+	return 0;
+}
+
+static void pt1_free_page(struct pt1 *pt1, void *page, dma_addr_t addr)
+{
+	dma_free_coherent(&pt1->pdev->dev, PT1_PAGE_SIZE, page, addr);
+}
+
+static void *pt1_alloc_page(struct pt1 *pt1, dma_addr_t *addrp, u32 *pfnp)
+{
+	void *page;
+	dma_addr_t addr;
+
+	page = dma_alloc_coherent(&pt1->pdev->dev, PT1_PAGE_SIZE, &addr,
+				  GFP_KERNEL);
+	if (page == NULL)
+		return NULL;
+
+	BUG_ON(addr & (PT1_PAGE_SIZE - 1));
+	BUG_ON(addr >> PT1_PAGE_SHIFT >> 31 >> 1);
+
+	*addrp = addr;
+	*pfnp = addr >> PT1_PAGE_SHIFT;
+	return page;
+}
+
+static void pt1_cleanup_buffer(struct pt1 *pt1, struct pt1_buffer *buf)
+{
+	pt1_free_page(pt1, buf->page, buf->addr);
+}
+
+static int
+pt1_init_buffer(struct pt1 *pt1, struct pt1_buffer *buf,  u32 *pfnp)
+{
+	struct pt1_buffer_page *page;
+	dma_addr_t addr;
+
+	page = pt1_alloc_page(pt1, &addr, pfnp);
+	if (page == NULL)
+		return -ENOMEM;
+
+	page->upackets[PT1_NR_UPACKETS - 1] = 0;
+
+	buf->page = page;
+	buf->addr = addr;
+	return 0;
+}
+
+static void pt1_cleanup_table(struct pt1 *pt1, struct pt1_table *table)
+{
+	int i;
+
+	for (i = 0; i < PT1_NR_BUFS; i++)
+		pt1_cleanup_buffer(pt1, &table->bufs[i]);
+
+	pt1_free_page(pt1, table->page, table->addr);
+}
+
+static int
+pt1_init_table(struct pt1 *pt1, struct pt1_table *table, u32 *pfnp)
+{
+	struct pt1_table_page *page;
+	dma_addr_t addr;
+	int i, ret;
+	u32 buf_pfn;
+
+	page = pt1_alloc_page(pt1, &addr, pfnp);
+	if (page == NULL)
+		return -ENOMEM;
+
+	for (i = 0; i < PT1_NR_BUFS; i++) {
+		ret = pt1_init_buffer(pt1, &table->bufs[i], &buf_pfn);
+		if (ret < 0)
+			goto err;
+
+		page->buf_pfns[i] = cpu_to_le32(buf_pfn);
+	}
+
+	pt1_increment_table_count(pt1);
+	table->page = page;
+	table->addr = addr;
+	return 0;
+
+err:
+	while (i--)
+		pt1_cleanup_buffer(pt1, &table->bufs[i]);
+
+	pt1_free_page(pt1, page, addr);
+	return ret;
+}
+
+static void pt1_cleanup_tables(struct pt1 *pt1)
+{
+	struct pt1_table *tables;
+	int i;
+
+	tables = pt1->tables;
+	pt1_unregister_tables(pt1);
+
+	for (i = 0; i < pt1_nr_tables; i++)
+		pt1_cleanup_table(pt1, &tables[i]);
+
+	vfree(tables);
+}
+
+static int pt1_init_tables(struct pt1 *pt1)
+{
+	struct pt1_table *tables;
+	int i, ret;
+	u32 first_pfn, pfn;
+
+	tables = vmalloc(sizeof(struct pt1_table) * pt1_nr_tables);
+	if (tables == NULL)
+		return -ENOMEM;
+
+	pt1_init_table_count(pt1);
+
+	i = 0;
+	if (pt1_nr_tables) {
+		ret = pt1_init_table(pt1, &tables[0], &first_pfn);
+		if (ret)
+			goto err;
+		i++;
+	}
+
+	while (i < pt1_nr_tables) {
+		ret = pt1_init_table(pt1, &tables[i], &pfn);
+		if (ret)
+			goto err;
+		tables[i - 1].page->next_pfn = cpu_to_le32(pfn);
+		i++;
+	}
+
+	tables[pt1_nr_tables - 1].page->next_pfn = cpu_to_le32(first_pfn);
+
+	pt1_register_tables(pt1, first_pfn);
+	pt1->tables = tables;
+	return 0;
+
+err:
+	while (i--)
+		pt1_cleanup_table(pt1, &tables[i]);
+
+	vfree(tables);
+	return ret;
+}
+
+static int pt1_start_feed(struct dvb_demux_feed *feed)
+{
+	struct pt1_adapter *adap;
+	adap = container_of(feed->demux, struct pt1_adapter, demux);
+	if (!adap->users++)
+		pt1_set_stream(adap->pt1, adap->index, 1);
+	return 0;
+}
+
+static int pt1_stop_feed(struct dvb_demux_feed *feed)
+{
+	struct pt1_adapter *adap;
+	adap = container_of(feed->demux, struct pt1_adapter, demux);
+	if (!--adap->users)
+		pt1_set_stream(adap->pt1, adap->index, 0);
+	return 0;
+}
+
+static void
+pt1_set_power(struct pt1 *pt1, int power, int lnb, int reset)
+{
+	pt1_write_reg(pt1, 1, power | lnb << 1 | !reset << 3);
+}
+
+static int pt1_set_voltage(struct dvb_frontend *fe, fe_sec_voltage_t voltage)
+{
+	struct pt1_adapter *adap;
+	int lnb;
+
+	adap = container_of(fe->dvb, struct pt1_adapter, adap);
+
+	switch (voltage) {
+	case SEC_VOLTAGE_13: /* actually 11V */
+		lnb = 2;
+		break;
+	case SEC_VOLTAGE_18: /* actually 15V */
+		lnb = 3;
+		break;
+	case SEC_VOLTAGE_OFF:
+		lnb = 0;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	pt1_set_power(adap->pt1, 1, lnb, 0);
+
+	if (adap->orig_set_voltage)
+		return adap->orig_set_voltage(fe, voltage);
+	else
+		return 0;
+}
+
+static void pt1_free_adapter(struct pt1_adapter *adap)
+{
+	dvb_unregister_frontend(adap->fe);
+	dvb_net_release(&adap->net);
+	adap->demux.dmx.close(&adap->demux.dmx);
+	dvb_dmxdev_release(&adap->dmxdev);
+	dvb_dmx_release(&adap->demux);
+	dvb_unregister_adapter(&adap->adap);
+	free_page((unsigned long)adap->buf);
+	kfree(adap);
+}
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+static struct pt1_adapter *
+pt1_alloc_adapter(struct pt1 *pt1, struct dvb_frontend *fe)
+{
+	struct pt1_adapter *adap;
+	void *buf;
+	struct dvb_adapter *dvb_adap;
+	struct dvb_demux *demux;
+	struct dmxdev *dmxdev;
+	int ret;
+
+	adap = kzalloc(sizeof(struct pt1_adapter), GFP_KERNEL);
+	if (!adap) {
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	adap->pt1 = pt1;
+
+	adap->orig_set_voltage = fe->ops.set_voltage;
+	fe->ops.set_voltage = pt1_set_voltage;
+
+	buf = (u8 *)__get_free_page(GFP_KERNEL);
+	if (!buf) {
+		ret = -ENOMEM;
+		goto err_kfree;
+	}
+
+	adap->buf = buf;
+	adap->upacket_count = 0;
+	adap->packet_count = 0;
+
+	dvb_adap = &adap->adap;
+	dvb_adap->priv = adap;
+	ret = dvb_register_adapter(dvb_adap, DRIVER_NAME, THIS_MODULE,
+				   &pt1->pdev->dev, adapter_nr);
+	if (ret < 0)
+		goto err_free_page;
+
+	demux = &adap->demux;
+	demux->dmx.capabilities = DMX_TS_FILTERING | DMX_SECTION_FILTERING;
+	demux->priv = adap;
+	demux->feednum = 256;
+	demux->filternum = 256;
+	demux->start_feed = pt1_start_feed;
+	demux->stop_feed = pt1_stop_feed;
+	demux->write_to_decoder = NULL;
+	ret = dvb_dmx_init(demux);
+	if (ret < 0)
+		goto err_unregister_adapter;
+
+	dmxdev = &adap->dmxdev;
+	dmxdev->filternum = 256;
+	dmxdev->demux = &demux->dmx;
+	dmxdev->capabilities = 0;
+	ret = dvb_dmxdev_init(dmxdev, dvb_adap);
+	if (ret < 0)
+		goto err_dmx_release;
+
+	dvb_net_init(dvb_adap, &adap->net, &demux->dmx);
+
+	ret = dvb_register_frontend(dvb_adap, fe);
+	if (ret < 0)
+		goto err_net_release;
+	adap->fe = fe;
+
+	return adap;
+
+err_net_release:
+	dvb_net_release(&adap->net);
+	adap->demux.dmx.close(&adap->demux.dmx);
+	dvb_dmxdev_release(&adap->dmxdev);
+err_dmx_release:
+	dvb_dmx_release(demux);
+err_unregister_adapter:
+	dvb_unregister_adapter(dvb_adap);
+err_free_page:
+	free_page((unsigned long)buf);
+err_kfree:
+	kfree(adap);
+err:
+	return ERR_PTR(ret);
+}
+
+static void pt1_cleanup_adapters(struct pt1 *pt1)
+{
+	int i;
+	for (i = 0; i < PT1_NR_ADAPS; i++)
+		pt1_free_adapter(pt1->adaps[i]);
+}
+
+struct pt1_config {
+	struct va1j5jf8007s_config va1j5jf8007s_config;
+	struct va1j5jf8007t_config va1j5jf8007t_config;
+};
+
+static const struct pt1_config pt1_configs[2] = {
+	{
+		{ .demod_address = 0x1b },
+		{ .demod_address = 0x1a },
+	}, {
+		{ .demod_address = 0x19 },
+		{ .demod_address = 0x18 },
+	},
+};
+
+static int pt1_init_adapters(struct pt1 *pt1)
+{
+	int i, j;
+	struct i2c_adapter *i2c_adap;
+	const struct pt1_config *config;
+	struct dvb_frontend *fe[4];
+	struct pt1_adapter *adap;
+	int ret;
+
+	i = 0;
+	j = 0;
+
+	i2c_adap = &pt1->i2c_adap;
+	do {
+		config = &pt1_configs[i / 2];
+
+		fe[i] = va1j5jf8007s_attach(&config->va1j5jf8007s_config,
+					    i2c_adap);
+		if (!fe[i]) {
+			ret = -ENODEV; /* This does not sound nice... */
+			goto err;
+		}
+		i++;
+
+		fe[i] = va1j5jf8007t_attach(&config->va1j5jf8007t_config,
+					    i2c_adap);
+		if (!fe[i]) {
+			ret = -ENODEV;
+			goto err;
+		}
+		i++;
+
+		ret = va1j5jf8007s_prepare(fe[i - 2]);
+		if (ret < 0)
+			goto err;
+
+		ret = va1j5jf8007t_prepare(fe[i - 1]);
+		if (ret < 0)
+			goto err;
+
+	} while (i < 4);
+
+	do {
+		adap = pt1_alloc_adapter(pt1, fe[j]);
+		if (IS_ERR(adap))
+			goto err;
+		adap->index = j;
+		pt1->adaps[j] = adap;
+	} while (++j < 4);
+
+	return 0;
+
+err:
+	while (i-- > j)
+		fe[i]->ops.release(fe[i]);
+
+	while (j--)
+		pt1_free_adapter(pt1->adaps[j]);
+
+	return ret;
+}
+
+static void pt1_i2c_emit(struct pt1 *pt1, int addr, int busy, int read_enable,
+			 int clock, int data, int next_addr)
+{
+	pt1_write_reg(pt1, 4, addr << 18 | busy << 13 | read_enable << 12 |
+		      !clock << 11 | !data << 10 | next_addr);
+}
+
+static void pt1_i2c_write_bit(struct pt1 *pt1, int addr, int *addrp, int data)
+{
+	pt1_i2c_emit(pt1, addr,     1, 0, 0, data, addr + 1);
+	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, data, addr + 2);
+	pt1_i2c_emit(pt1, addr + 2, 1, 0, 0, data, addr + 3);
+	*addrp = addr + 3;
+}
+
+static void pt1_i2c_read_bit(struct pt1 *pt1, int addr, int *addrp)
+{
+	pt1_i2c_emit(pt1, addr,     1, 0, 0, 1, addr + 1);
+	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 1, addr + 2);
+	pt1_i2c_emit(pt1, addr + 2, 1, 1, 1, 1, addr + 3);
+	pt1_i2c_emit(pt1, addr + 3, 1, 0, 0, 1, addr + 4);
+	*addrp = addr + 4;
+}
+
+static void pt1_i2c_write_byte(struct pt1 *pt1, int addr, int *addrp, int data)
+{
+	int i;
+	for (i = 0; i < 8; i++)
+		pt1_i2c_write_bit(pt1, addr, &addr, data >> (7 - i) & 1);
+	pt1_i2c_write_bit(pt1, addr, &addr, 1);
+	*addrp = addr;
+}
+
+static void pt1_i2c_read_byte(struct pt1 *pt1, int addr, int *addrp, int last)
+{
+	int i;
+	for (i = 0; i < 8; i++)
+		pt1_i2c_read_bit(pt1, addr, &addr);
+	pt1_i2c_write_bit(pt1, addr, &addr, last);
+	*addrp = addr;
+}
+
+static void pt1_i2c_prepare(struct pt1 *pt1, int addr, int *addrp)
+{
+	pt1_i2c_emit(pt1, addr,     1, 0, 1, 1, addr + 1);
+	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);
+	pt1_i2c_emit(pt1, addr + 2, 1, 0, 0, 0, addr + 3);
+	*addrp = addr + 3;
+}
+
+static void
+pt1_i2c_write_msg(struct pt1 *pt1, int addr, int *addrp, struct i2c_msg *msg)
+{
+	int i;
+	pt1_i2c_prepare(pt1, addr, &addr);
+	pt1_i2c_write_byte(pt1, addr, &addr, msg->addr << 1);
+	for (i = 0; i < msg->len; i++)
+		pt1_i2c_write_byte(pt1, addr, &addr, msg->buf[i]);
+	*addrp = addr;
+}
+
+static void
+pt1_i2c_read_msg(struct pt1 *pt1, int addr, int *addrp, struct i2c_msg *msg)
+{
+	int i;
+	pt1_i2c_prepare(pt1, addr, &addr);
+	pt1_i2c_write_byte(pt1, addr, &addr, msg->addr << 1 | 1);
+	for (i = 0; i < msg->len; i++)
+		pt1_i2c_read_byte(pt1, addr, &addr, i == msg->len - 1);
+	*addrp = addr;
+}
+
+static int pt1_i2c_end(struct pt1 *pt1, int addr)
+{
+	pt1_i2c_emit(pt1, addr,     1, 0, 0, 0, addr + 1);
+	pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);
+	pt1_i2c_emit(pt1, addr + 2, 1, 0, 1, 1, 0);
+
+	pt1_write_reg(pt1, 0, 0x00000004);
+	do {
+		if (signal_pending(current))
+			return -EINTR;
+		schedule_timeout_interruptible((HZ + 999) / 1000);
+	} while (pt1_read_reg(pt1, 0) & 0x00000080);
+	return 0;
+}
+
+static void pt1_i2c_begin(struct pt1 *pt1, int *addrp)
+{
+	int addr;
+	addr = 0;
+
+	pt1_i2c_emit(pt1, addr,     0, 0, 1, 1, addr /* itself */);
+	addr = addr + 1;
+
+	if (!pt1->i2c_running) {
+		pt1_i2c_emit(pt1, addr,     1, 0, 1, 1, addr + 1);
+		pt1_i2c_emit(pt1, addr + 1, 1, 0, 1, 0, addr + 2);
+		addr = addr + 2;
+		pt1->i2c_running = 1;
+	}
+	*addrp = addr;
+}
+
+static int pt1_i2c_xfer(struct i2c_adapter *adap, struct i2c_msg *msgs, int num)
+{
+	struct pt1 *pt1;
+	int i;
+	struct i2c_msg *msg, *next_msg;
+	int addr, ret;
+	u16 len;
+	u32 word;
+
+	pt1 = i2c_get_adapdata(adap);
+
+	for (i = 0; i < num; i++) {
+		msg = &msgs[i];
+		if (msg->flags & I2C_M_RD)
+			return -ENOTSUPP;
+
+		if (i + 1 < num)
+			next_msg = &msgs[i + 1];
+		else
+			next_msg = NULL;
+
+		if (next_msg && next_msg->flags & I2C_M_RD) {
+			i++;
+
+			len = next_msg->len;
+			if (len > 4)
+				return -ENOTSUPP;
+
+			pt1_i2c_begin(pt1, &addr);
+			pt1_i2c_write_msg(pt1, addr, &addr, msg);
+			pt1_i2c_read_msg(pt1, addr, &addr, next_msg);
+			ret = pt1_i2c_end(pt1, addr);
+			if (ret < 0)
+				return ret;
+
+			word = pt1_read_reg(pt1, 2);
+			while (len--) {
+				next_msg->buf[len] = word;
+				word >>= 8;
+			}
+		} else {
+			pt1_i2c_begin(pt1, &addr);
+			pt1_i2c_write_msg(pt1, addr, &addr, msg);
+			ret = pt1_i2c_end(pt1, addr);
+			if (ret < 0)
+				return ret;
+		}
+	}
+
+	return num;
+}
+
+static u32 pt1_i2c_func(struct i2c_adapter *adap)
+{
+	return I2C_FUNC_I2C;
+}
+
+static const struct i2c_algorithm pt1_i2c_algo = {
+	.master_xfer = pt1_i2c_xfer,
+	.functionality = pt1_i2c_func,
+};
+
+static void pt1_i2c_wait(struct pt1 *pt1)
+{
+	int i;
+	for (i = 0; i < 128; i++)
+		pt1_i2c_emit(pt1, 0, 0, 0, 1, 1, 0);
+}
+
+static void pt1_i2c_init(struct pt1 *pt1)
+{
+	int i;
+	for (i = 0; i < 1024; i++)
+		pt1_i2c_emit(pt1, i, 0, 0, 1, 1, 0);
+}
+
+static void __devexit pt1_remove(struct pci_dev *pdev)
+{
+	struct pt1 *pt1;
+	void __iomem *regs;
+
+	pt1 = pci_get_drvdata(pdev);
+	regs = pt1->regs;
+
+	kthread_stop(pt1->kthread);
+	pt1_cleanup_tables(pt1);
+	pt1_cleanup_adapters(pt1);
+	pt1_disable_ram(pt1);
+	pt1_set_power(pt1, 0, 0, 1);
+	i2c_del_adapter(&pt1->i2c_adap);
+	pci_set_drvdata(pdev, NULL);
+	kfree(pt1);
+	pci_iounmap(pdev, regs);
+	pci_release_regions(pdev);
+	pci_disable_device(pdev);
+}
+
+static int __devinit
+pt1_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+{
+	int ret;
+	void __iomem *regs;
+	struct pt1 *pt1;
+	struct i2c_adapter *i2c_adap;
+	struct task_struct *kthread;
+
+	ret = pci_enable_device(pdev);
+	if (ret < 0)
+		goto err;
+
+	ret = pci_set_dma_mask(pdev, DMA_BIT_MASK(32));
+	if (ret < 0)
+		goto err_pci_disable_device;
+
+	pci_set_master(pdev);
+
+	ret = pci_request_regions(pdev, DRIVER_NAME);
+	if (ret < 0)
+		goto err_pci_disable_device;
+
+	regs = pci_iomap(pdev, 0, 0);
+	if (!regs) {
+		ret = -EIO;
+		goto err_pci_release_regions;
+	}
+
+	pt1 = kzalloc(sizeof(struct pt1), GFP_KERNEL);
+	if (!pt1) {
+		ret = -ENOMEM;
+		goto err_pci_iounmap;
+	}
+
+	pt1->pdev = pdev;
+	pt1->regs = regs;
+	pci_set_drvdata(pdev, pt1);
+
+	i2c_adap = &pt1->i2c_adap;
+	i2c_adap->class = I2C_CLASS_TV_DIGITAL;
+	i2c_adap->algo = &pt1_i2c_algo;
+	i2c_adap->algo_data = NULL;
+	i2c_adap->dev.parent = &pdev->dev;
+	i2c_set_adapdata(i2c_adap, pt1);
+	ret = i2c_add_adapter(i2c_adap);
+	if (ret < 0)
+		goto err_kfree;
+
+	pt1_set_power(pt1, 0, 0, 1);
+
+	pt1_i2c_init(pt1);
+	pt1_i2c_wait(pt1);
+
+	ret = pt1_sync(pt1);
+	if (ret < 0)
+		goto err_i2c_del_adapter;
+
+	pt1_identify(pt1);
+
+	ret = pt1_unlock(pt1);
+	if (ret < 0)
+		goto err_i2c_del_adapter;
+
+	ret = pt1_reset_pci(pt1);
+	if (ret < 0)
+		goto err_i2c_del_adapter;
+
+	ret = pt1_reset_ram(pt1);
+	if (ret < 0)
+		goto err_i2c_del_adapter;
+
+	ret = pt1_enable_ram(pt1);
+	if (ret < 0)
+		goto err_i2c_del_adapter;
+
+	pt1_init_streams(pt1);
+
+	pt1_set_power(pt1, 1, 0, 1);
+	schedule_timeout_uninterruptible((HZ + 49) / 50);
+
+	pt1_set_power(pt1, 1, 0, 0);
+	schedule_timeout_uninterruptible((HZ + 999) / 1000);
+
+	ret = pt1_init_adapters(pt1);
+	if (ret < 0)
+		goto err_pt1_disable_ram;
+
+	ret = pt1_init_tables(pt1);
+	if (ret < 0)
+		goto err_pt1_cleanup_adapters;
+
+	kthread = kthread_run(pt1_thread, pt1, "pt1");
+	if (IS_ERR(kthread)) {
+		ret = PTR_ERR(kthread);
+		goto err_pt1_cleanup_tables;
+	}
+
+	pt1->kthread = kthread;
+	return 0;
+
+err_pt1_cleanup_tables:
+	pt1_cleanup_tables(pt1);
+err_pt1_cleanup_adapters:
+	pt1_cleanup_adapters(pt1);
+err_pt1_disable_ram:
+	pt1_disable_ram(pt1);
+	pt1_set_power(pt1, 0, 0, 1);
+err_i2c_del_adapter:
+	i2c_del_adapter(i2c_adap);
+err_kfree:
+	pci_set_drvdata(pdev, NULL);
+	kfree(pt1);
+err_pci_iounmap:
+	pci_iounmap(pdev, regs);
+err_pci_release_regions:
+	pci_release_regions(pdev);
+err_pci_disable_device:
+	pci_disable_device(pdev);
+err:
+	return ret;
+
+}
+
+static struct pci_device_id pt1_id_table[] = {
+	{ PCI_DEVICE(0x10ee, 0x211a) },
+	{ },
+};
+MODULE_DEVICE_TABLE(pci, pt1_id_table);
+
+static struct pci_driver pt1_driver = {
+	.name		= DRIVER_NAME,
+	.probe		= pt1_probe,
+	.remove		= __devexit_p(pt1_remove),
+	.id_table	= pt1_id_table,
+};
+
+
+static int __init pt1_init(void)
+{
+	return pci_register_driver(&pt1_driver);
+}
+
+
+static void __exit pt1_cleanup(void)
+{
+	pci_unregister_driver(&pt1_driver);
+}
+
+module_init(pt1_init);
+module_exit(pt1_cleanup);
+
+MODULE_AUTHOR("Takahito HIRANO <hiranotaka@zng.info>");
+MODULE_DESCRIPTION("Earthsoft PT1 Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/media/dvb/pt1/va1j5jf8007s.c b/drivers/media/dvb/pt1/va1j5jf8007s.c
new file mode 100644
index 000000000000..2db940f8635f
--- /dev/null
+++ b/drivers/media/dvb/pt1/va1j5jf8007s.c
@@ -0,0 +1,658 @@
+/*
+ * ISDB-S driver for VA1J5JF8007
+ *
+ * Copyright (C) 2009 HIRANO Takahito <hiranotaka@zng.info>
+ *
+ * based on pt1dvr - http://pt1dvr.sourceforge.jp/
+ * 	by Tomoaki Ishikawa <tomy@users.sourceforge.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+#include "va1j5jf8007s.h"
+
+enum va1j5jf8007s_tune_state {
+	VA1J5JF8007S_IDLE,
+	VA1J5JF8007S_SET_FREQUENCY_1,
+	VA1J5JF8007S_SET_FREQUENCY_2,
+	VA1J5JF8007S_SET_FREQUENCY_3,
+	VA1J5JF8007S_CHECK_FREQUENCY,
+	VA1J5JF8007S_SET_MODULATION,
+	VA1J5JF8007S_CHECK_MODULATION,
+	VA1J5JF8007S_SET_TS_ID,
+	VA1J5JF8007S_CHECK_TS_ID,
+	VA1J5JF8007S_TRACK,
+};
+
+struct va1j5jf8007s_state {
+	const struct va1j5jf8007s_config *config;
+	struct i2c_adapter *adap;
+	struct dvb_frontend fe;
+	enum va1j5jf8007s_tune_state tune_state;
+};
+
+static int va1j5jf8007s_get_frontend_algo(struct dvb_frontend *fe)
+{
+	return DVBFE_ALGO_HW;
+}
+
+static int
+va1j5jf8007s_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+	struct va1j5jf8007s_state *state;
+
+	state = fe->demodulator_priv;
+
+	switch (state->tune_state) {
+	case VA1J5JF8007S_IDLE:
+	case VA1J5JF8007S_SET_FREQUENCY_1:
+	case VA1J5JF8007S_SET_FREQUENCY_2:
+	case VA1J5JF8007S_SET_FREQUENCY_3:
+	case VA1J5JF8007S_CHECK_FREQUENCY:
+		*status = 0;
+		return 0;
+
+
+	case VA1J5JF8007S_SET_MODULATION:
+	case VA1J5JF8007S_CHECK_MODULATION:
+		*status |= FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007S_SET_TS_ID:
+	case VA1J5JF8007S_CHECK_TS_ID:
+		*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER;
+		return 0;
+
+	case VA1J5JF8007S_TRACK:
+		*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_LOCK;
+		return 0;
+	}
+
+	BUG();
+}
+
+struct va1j5jf8007s_cb_map {
+	u32 frequency;
+	u8 cb;
+};
+
+static const struct va1j5jf8007s_cb_map va1j5jf8007s_cb_maps[] = {
+	{  986000, 0xb2 },
+	{ 1072000, 0xd2 },
+	{ 1154000, 0xe2 },
+	{ 1291000, 0x20 },
+	{ 1447000, 0x40 },
+	{ 1615000, 0x60 },
+	{ 1791000, 0x80 },
+	{ 1972000, 0xa0 },
+};
+
+static u8 va1j5jf8007s_lookup_cb(u32 frequency)
+{
+	int i;
+	const struct va1j5jf8007s_cb_map *map;
+
+	for (i = 0; i < ARRAY_SIZE(va1j5jf8007s_cb_maps); i++) {
+		map = &va1j5jf8007s_cb_maps[i];
+		if (frequency < map->frequency)
+			return map->cb;
+	}
+	return 0xc0;
+}
+
+static int va1j5jf8007s_set_frequency_1(struct va1j5jf8007s_state *state)
+{
+	u32 frequency;
+	u16 word;
+	u8 buf[6];
+	struct i2c_msg msg;
+
+	frequency = state->fe.dtv_property_cache.frequency;
+
+	word = (frequency + 500) / 1000;
+	if (frequency < 1072000)
+		word = (word << 1 & ~0x1f) | (word & 0x0f);
+
+	buf[0] = 0xfe;
+	buf[1] = 0xc0;
+	buf[2] = 0x40 | word >> 8;
+	buf[3] = word;
+	buf[4] = 0xe0;
+	buf[5] = va1j5jf8007s_lookup_cb(frequency);
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007s_set_frequency_2(struct va1j5jf8007s_state *state)
+{
+	u8 buf[3];
+	struct i2c_msg msg;
+
+	buf[0] = 0xfe;
+	buf[1] = 0xc0;
+	buf[2] = 0xe4;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007s_set_frequency_3(struct va1j5jf8007s_state *state)
+{
+	u32 frequency;
+	u8 buf[4];
+	struct i2c_msg msg;
+
+	frequency = state->fe.dtv_property_cache.frequency;
+
+	buf[0] = 0xfe;
+	buf[1] = 0xc0;
+	buf[2] = 0xf4;
+	buf[3] = va1j5jf8007s_lookup_cb(frequency) | 0x4;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int
+va1j5jf8007s_check_frequency(struct va1j5jf8007s_state *state, int *lock)
+{
+	u8 addr;
+	u8 write_buf[2], read_buf[1];
+	struct i2c_msg msgs[2];
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0xfe;
+	write_buf[1] = 0xc1;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	*lock = read_buf[0] & 0x40;
+	return 0;
+}
+
+static int va1j5jf8007s_set_modulation(struct va1j5jf8007s_state *state)
+{
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	buf[0] = 0x03;
+	buf[1] = 0x01;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int
+va1j5jf8007s_check_modulation(struct va1j5jf8007s_state *state, int *lock)
+{
+	u8 addr;
+	u8 write_buf[1], read_buf[1];
+	struct i2c_msg msgs[2];
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0xc3;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	*lock = !(read_buf[0] & 0x10);
+	return 0;
+}
+
+static int
+va1j5jf8007s_set_ts_id(struct va1j5jf8007s_state *state)
+{
+	u32 ts_id;
+	u8 buf[3];
+	struct i2c_msg msg;
+
+	ts_id = state->fe.dtv_property_cache.isdbs_ts_id;
+	if (!ts_id)
+		return 0;
+
+	buf[0] = 0x8f;
+	buf[1] = ts_id >> 8;
+	buf[2] = ts_id;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int
+va1j5jf8007s_check_ts_id(struct va1j5jf8007s_state *state, int *lock)
+{
+	u8 addr;
+	u8 write_buf[1], read_buf[2];
+	struct i2c_msg msgs[2];
+	u32 ts_id;
+
+	ts_id = state->fe.dtv_property_cache.isdbs_ts_id;
+	if (!ts_id) {
+		*lock = 1;
+		return 0;
+	}
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0xe6;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	*lock = (read_buf[0] << 8 | read_buf[1]) == ts_id;
+	return 0;
+}
+
+static int
+va1j5jf8007s_tune(struct dvb_frontend *fe,
+		  struct dvb_frontend_parameters *params,
+		  unsigned int mode_flags,  unsigned int *delay,
+		  fe_status_t *status)
+{
+	struct va1j5jf8007s_state *state;
+	int ret;
+	int lock;
+
+	state = fe->demodulator_priv;
+
+	if (params != NULL)
+		state->tune_state = VA1J5JF8007S_SET_FREQUENCY_1;
+
+	switch (state->tune_state) {
+	case VA1J5JF8007S_IDLE:
+		*delay = 3 * HZ;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007S_SET_FREQUENCY_1:
+		ret = va1j5jf8007s_set_frequency_1(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007S_SET_FREQUENCY_2;
+		*delay = 0;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007S_SET_FREQUENCY_2:
+		ret = va1j5jf8007s_set_frequency_2(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007S_SET_FREQUENCY_3;
+		*delay = (HZ + 99) / 100;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007S_SET_FREQUENCY_3:
+		ret = va1j5jf8007s_set_frequency_3(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007S_CHECK_FREQUENCY;
+		*delay = 0;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007S_CHECK_FREQUENCY:
+		ret = va1j5jf8007s_check_frequency(state, &lock);
+		if (ret < 0)
+			return ret;
+
+		if (!lock)  {
+			*delay = (HZ + 999) / 1000;
+			*status = 0;
+			return 0;
+		}
+
+		state->tune_state = VA1J5JF8007S_SET_MODULATION;
+		*delay = 0;
+		*status = FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007S_SET_MODULATION:
+		ret = va1j5jf8007s_set_modulation(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007S_CHECK_MODULATION;
+		*delay = 0;
+		*status = FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007S_CHECK_MODULATION:
+		ret = va1j5jf8007s_check_modulation(state, &lock);
+		if (ret < 0)
+			return ret;
+
+		if (!lock)  {
+			*delay = (HZ + 49) / 50;
+			*status = FE_HAS_SIGNAL;
+			return 0;
+		}
+
+		state->tune_state = VA1J5JF8007S_SET_TS_ID;
+		*delay = 0;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
+		return 0;
+
+	case VA1J5JF8007S_SET_TS_ID:
+		ret = va1j5jf8007s_set_ts_id(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007S_CHECK_TS_ID;
+		return 0;
+
+	case VA1J5JF8007S_CHECK_TS_ID:
+		ret = va1j5jf8007s_check_ts_id(state, &lock);
+		if (ret < 0)
+			return ret;
+
+		if (!lock)  {
+			*delay = (HZ + 99) / 100;
+			*status = FE_HAS_SIGNAL | FE_HAS_CARRIER;
+			return 0;
+		}
+
+		state->tune_state = VA1J5JF8007S_TRACK;
+		/* fall through */
+
+	case VA1J5JF8007S_TRACK:
+		*delay = 3 * HZ;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_LOCK;
+		return 0;
+	}
+
+	BUG();
+}
+
+static int va1j5jf8007s_init_frequency(struct va1j5jf8007s_state *state)
+{
+	u8 buf[4];
+	struct i2c_msg msg;
+
+	buf[0] = 0xfe;
+	buf[1] = 0xc0;
+	buf[2] = 0xf0;
+	buf[3] = 0x04;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007s_set_sleep(struct va1j5jf8007s_state *state, int sleep)
+{
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	buf[0] = 0x17;
+	buf[1] = sleep ? 0x01 : 0x00;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007s_sleep(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007s_state *state;
+	int ret;
+
+	state = fe->demodulator_priv;
+
+	ret = va1j5jf8007s_init_frequency(state);
+	if (ret < 0)
+		return ret;
+
+	return va1j5jf8007s_set_sleep(state, 1);
+}
+
+static int va1j5jf8007s_init(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007s_state *state;
+
+	state = fe->demodulator_priv;
+	state->tune_state = VA1J5JF8007S_IDLE;
+
+	return va1j5jf8007s_set_sleep(state, 0);
+}
+
+static void va1j5jf8007s_release(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007s_state *state;
+	state = fe->demodulator_priv;
+	kfree(state);
+}
+
+static struct dvb_frontend_ops va1j5jf8007s_ops = {
+	.info = {
+		.name = "VA1J5JF8007 ISDB-S",
+		.type = FE_QPSK,
+		.frequency_min = 950000,
+		.frequency_max = 2150000,
+		.frequency_stepsize = 1000,
+		.caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_AUTO |
+			FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO |
+			FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_HIERARCHY_AUTO,
+	},
+
+	.get_frontend_algo = va1j5jf8007s_get_frontend_algo,
+	.read_status = va1j5jf8007s_read_status,
+	.tune = va1j5jf8007s_tune,
+	.sleep = va1j5jf8007s_sleep,
+	.init = va1j5jf8007s_init,
+	.release = va1j5jf8007s_release,
+};
+
+static int va1j5jf8007s_prepare_1(struct va1j5jf8007s_state *state)
+{
+	u8 addr;
+	u8 write_buf[1], read_buf[1];
+	struct i2c_msg msgs[2];
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0x07;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	if (read_buf[0] != 0x41)
+		return -EIO;
+
+	return 0;
+}
+
+static const u8 va1j5jf8007s_prepare_bufs[][2] = {
+	{0x04, 0x02}, {0x0d, 0x55}, {0x11, 0x40}, {0x13, 0x80}, {0x17, 0x01},
+	{0x1c, 0x0a}, {0x1d, 0xaa}, {0x1e, 0x20}, {0x1f, 0x88}, {0x51, 0xb0},
+	{0x52, 0x89}, {0x53, 0xb3}, {0x5a, 0x2d}, {0x5b, 0xd3}, {0x85, 0x69},
+	{0x87, 0x04}, {0x8e, 0x02}, {0xa3, 0xf7}, {0xa5, 0xc0},
+};
+
+static int va1j5jf8007s_prepare_2(struct va1j5jf8007s_state *state)
+{
+	u8 addr;
+	u8 buf[2];
+	struct i2c_msg msg;
+	int i;
+
+	addr = state->config->demod_address;
+
+	msg.addr = addr;
+	msg.flags = 0;
+	msg.len = 2;
+	msg.buf = buf;
+	for (i = 0; i < ARRAY_SIZE(va1j5jf8007s_prepare_bufs); i++) {
+		memcpy(buf, va1j5jf8007s_prepare_bufs[i], sizeof(buf));
+		if (i2c_transfer(state->adap, &msg, 1) != 1)
+			return -EREMOTEIO;
+	}
+
+	return 0;
+}
+
+/* must be called after va1j5jf8007t_attach */
+int va1j5jf8007s_prepare(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007s_state *state;
+	int ret;
+
+	state = fe->demodulator_priv;
+
+	ret = va1j5jf8007s_prepare_1(state);
+	if (ret < 0)
+		return ret;
+
+	ret = va1j5jf8007s_prepare_2(state);
+	if (ret < 0)
+		return ret;
+
+	return va1j5jf8007s_init_frequency(state);
+}
+
+struct dvb_frontend *
+va1j5jf8007s_attach(const struct va1j5jf8007s_config *config,
+		    struct i2c_adapter *adap)
+{
+	struct va1j5jf8007s_state *state;
+	struct dvb_frontend *fe;
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	state = kzalloc(sizeof(struct va1j5jf8007s_state), GFP_KERNEL);
+	if (!state)
+		return NULL;
+
+	state->config = config;
+	state->adap = adap;
+
+	fe = &state->fe;
+	memcpy(&fe->ops, &va1j5jf8007s_ops, sizeof(struct dvb_frontend_ops));
+	fe->demodulator_priv = state;
+
+	buf[0] = 0x01;
+	buf[1] = 0x80;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1) {
+		kfree(state);
+		return NULL;
+	}
+
+	return fe;
+}
diff --git a/drivers/media/dvb/pt1/va1j5jf8007s.h b/drivers/media/dvb/pt1/va1j5jf8007s.h
new file mode 100644
index 000000000000..aa228a816353
--- /dev/null
+++ b/drivers/media/dvb/pt1/va1j5jf8007s.h
@@ -0,0 +1,40 @@
+/*
+ * ISDB-S driver for VA1J5JF8007
+ *
+ * Copyright (C) 2009 HIRANO Takahito <hiranotaka@zng.info>
+ *
+ * based on pt1dvr - http://pt1dvr.sourceforge.jp/
+ * 	by Tomoaki Ishikawa <tomy@users.sourceforge.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef VA1J5JF8007S_H
+#define VA1J5JF8007S_H
+
+struct va1j5jf8007s_config {
+	u8 demod_address;
+};
+
+struct i2c_adapter;
+
+struct dvb_frontend *
+va1j5jf8007s_attach(const struct va1j5jf8007s_config *config,
+		    struct i2c_adapter *adap);
+
+/* must be called after va1j5jf8007t_attach */
+int va1j5jf8007s_prepare(struct dvb_frontend *fe);
+
+#endif
diff --git a/drivers/media/dvb/pt1/va1j5jf8007t.c b/drivers/media/dvb/pt1/va1j5jf8007t.c
new file mode 100644
index 000000000000..71117f4ca7e6
--- /dev/null
+++ b/drivers/media/dvb/pt1/va1j5jf8007t.c
@@ -0,0 +1,468 @@
+/*
+ * ISDB-T driver for VA1J5JF8007
+ *
+ * Copyright (C) 2009 HIRANO Takahito <hiranotaka@zng.info>
+ *
+ * based on pt1dvr - http://pt1dvr.sourceforge.jp/
+ * 	by Tomoaki Ishikawa <tomy@users.sourceforge.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+#include <linux/i2c.h>
+#include "dvb_frontend.h"
+#include "dvb_math.h"
+#include "va1j5jf8007t.h"
+
+enum va1j5jf8007t_tune_state {
+	VA1J5JF8007T_IDLE,
+	VA1J5JF8007T_SET_FREQUENCY,
+	VA1J5JF8007T_CHECK_FREQUENCY,
+	VA1J5JF8007T_SET_MODULATION,
+	VA1J5JF8007T_CHECK_MODULATION,
+	VA1J5JF8007T_TRACK,
+	VA1J5JF8007T_ABORT,
+};
+
+struct va1j5jf8007t_state {
+	const struct va1j5jf8007t_config *config;
+	struct i2c_adapter *adap;
+	struct dvb_frontend fe;
+	enum va1j5jf8007t_tune_state tune_state;
+};
+
+static int va1j5jf8007t_get_frontend_algo(struct dvb_frontend *fe)
+{
+	return DVBFE_ALGO_HW;
+}
+
+static int
+va1j5jf8007t_read_status(struct dvb_frontend *fe, fe_status_t *status)
+{
+	struct va1j5jf8007t_state *state;
+
+	state = fe->demodulator_priv;
+
+	switch (state->tune_state) {
+	case VA1J5JF8007T_IDLE:
+	case VA1J5JF8007T_SET_FREQUENCY:
+	case VA1J5JF8007T_CHECK_FREQUENCY:
+		*status = 0;
+		return 0;
+
+
+	case VA1J5JF8007T_SET_MODULATION:
+	case VA1J5JF8007T_CHECK_MODULATION:
+	case VA1J5JF8007T_ABORT:
+		*status |= FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007T_TRACK:
+		*status |= FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_LOCK;
+		return 0;
+	}
+
+	BUG();
+}
+
+struct va1j5jf8007t_cb_map {
+	u32 frequency;
+	u8 cb;
+};
+
+static const struct va1j5jf8007t_cb_map va1j5jf8007t_cb_maps[] = {
+	{  90000000, 0x80 },
+	{ 140000000, 0x81 },
+	{ 170000000, 0xa1 },
+	{ 220000000, 0x62 },
+	{ 330000000, 0xa2 },
+	{ 402000000, 0xe2 },
+	{ 450000000, 0x64 },
+	{ 550000000, 0x84 },
+	{ 600000000, 0xa4 },
+	{ 700000000, 0xc4 },
+};
+
+static u8 va1j5jf8007t_lookup_cb(u32 frequency)
+{
+	int i;
+	const struct va1j5jf8007t_cb_map *map;
+
+	for (i = 0; i < ARRAY_SIZE(va1j5jf8007t_cb_maps); i++) {
+		map = &va1j5jf8007t_cb_maps[i];
+		if (frequency < map->frequency)
+			return map->cb;
+	}
+	return 0xe4;
+}
+
+static int va1j5jf8007t_set_frequency(struct va1j5jf8007t_state *state)
+{
+	u32 frequency;
+	u16 word;
+	u8 buf[6];
+	struct i2c_msg msg;
+
+	frequency = state->fe.dtv_property_cache.frequency;
+
+	word = (frequency + 71428) / 142857 + 399;
+	buf[0] = 0xfe;
+	buf[1] = 0xc2;
+	buf[2] = word >> 8;
+	buf[3] = word;
+	buf[4] = 0x80;
+	buf[5] = va1j5jf8007t_lookup_cb(frequency);
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int
+va1j5jf8007t_check_frequency(struct va1j5jf8007t_state *state, int *lock)
+{
+	u8 addr;
+	u8 write_buf[2], read_buf[1];
+	struct i2c_msg msgs[2];
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0xfe;
+	write_buf[1] = 0xc3;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	*lock = read_buf[0] & 0x40;
+	return 0;
+}
+
+static int va1j5jf8007t_set_modulation(struct va1j5jf8007t_state *state)
+{
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	buf[0] = 0x01;
+	buf[1] = 0x40;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007t_check_modulation(struct va1j5jf8007t_state *state,
+					 int *lock, int *retry)
+{
+	u8 addr;
+	u8 write_buf[1], read_buf[1];
+	struct i2c_msg msgs[2];
+
+	addr = state->config->demod_address;
+
+	write_buf[0] = 0x80;
+
+	msgs[0].addr = addr;
+	msgs[0].flags = 0;
+	msgs[0].len = sizeof(write_buf);
+	msgs[0].buf = write_buf;
+
+	msgs[1].addr = addr;
+	msgs[1].flags = I2C_M_RD;
+	msgs[1].len = sizeof(read_buf);
+	msgs[1].buf = read_buf;
+
+	if (i2c_transfer(state->adap, msgs, 2) != 2)
+		return -EREMOTEIO;
+
+	*lock = !(read_buf[0] & 0x10);
+	*retry = read_buf[0] & 0x80;
+	return 0;
+}
+
+static int
+va1j5jf8007t_tune(struct dvb_frontend *fe,
+		  struct dvb_frontend_parameters *params,
+		  unsigned int mode_flags,  unsigned int *delay,
+		  fe_status_t *status)
+{
+	struct va1j5jf8007t_state *state;
+	int ret;
+	int lock, retry;
+
+	state = fe->demodulator_priv;
+
+	if (params != NULL)
+		state->tune_state = VA1J5JF8007T_SET_FREQUENCY;
+
+	switch (state->tune_state) {
+	case VA1J5JF8007T_IDLE:
+		*delay = 3 * HZ;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007T_SET_FREQUENCY:
+		ret = va1j5jf8007t_set_frequency(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007T_CHECK_FREQUENCY;
+		*delay = 0;
+		*status = 0;
+		return 0;
+
+	case VA1J5JF8007T_CHECK_FREQUENCY:
+		ret = va1j5jf8007t_check_frequency(state, &lock);
+		if (ret < 0)
+			return ret;
+
+		if (!lock)  {
+			*delay = (HZ + 999) / 1000;
+			*status = 0;
+			return 0;
+		}
+
+		state->tune_state = VA1J5JF8007T_SET_MODULATION;
+		*delay = 0;
+		*status = FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007T_SET_MODULATION:
+		ret = va1j5jf8007t_set_modulation(state);
+		if (ret < 0)
+			return ret;
+
+		state->tune_state = VA1J5JF8007T_CHECK_MODULATION;
+		*delay = 0;
+		*status = FE_HAS_SIGNAL;
+		return 0;
+
+	case VA1J5JF8007T_CHECK_MODULATION:
+		ret = va1j5jf8007t_check_modulation(state, &lock, &retry);
+		if (ret < 0)
+			return ret;
+
+		if (!lock)  {
+			if (!retry)  {
+				state->tune_state = VA1J5JF8007T_ABORT;
+				*delay = 3 * HZ;
+				*status = FE_HAS_SIGNAL;
+				return 0;
+			}
+			*delay = (HZ + 999) / 1000;
+			*status = FE_HAS_SIGNAL;
+			return 0;
+		}
+
+		state->tune_state = VA1J5JF8007T_TRACK;
+		/* fall through */
+
+	case VA1J5JF8007T_TRACK:
+		*delay = 3 * HZ;
+		*status = FE_HAS_SIGNAL | FE_HAS_CARRIER | FE_HAS_LOCK;
+		return 0;
+
+	case VA1J5JF8007T_ABORT:
+		*delay = 3 * HZ;
+		*status = FE_HAS_SIGNAL;
+		return 0;
+	}
+
+	BUG();
+}
+
+static int va1j5jf8007t_init_frequency(struct va1j5jf8007t_state *state)
+{
+	u8 buf[7];
+	struct i2c_msg msg;
+
+	buf[0] = 0xfe;
+	buf[1] = 0xc2;
+	buf[2] = 0x01;
+	buf[3] = 0x8f;
+	buf[4] = 0xc1;
+	buf[5] = 0x80;
+	buf[6] = 0x80;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007t_set_sleep(struct va1j5jf8007t_state *state, int sleep)
+{
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	buf[0] = 0x03;
+	buf[1] = sleep ? 0x90 : 0x80;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1)
+		return -EREMOTEIO;
+
+	return 0;
+}
+
+static int va1j5jf8007t_sleep(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007t_state *state;
+	int ret;
+
+	state = fe->demodulator_priv;
+
+	ret = va1j5jf8007t_init_frequency(state);
+	if (ret < 0)
+		return ret;
+
+	return va1j5jf8007t_set_sleep(state, 1);
+}
+
+static int va1j5jf8007t_init(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007t_state *state;
+
+	state = fe->demodulator_priv;
+	state->tune_state = VA1J5JF8007T_IDLE;
+
+	return va1j5jf8007t_set_sleep(state, 0);
+}
+
+static void va1j5jf8007t_release(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007t_state *state;
+	state = fe->demodulator_priv;
+	kfree(state);
+}
+
+static struct dvb_frontend_ops va1j5jf8007t_ops = {
+	.info = {
+		.name = "VA1J5JF8007 ISDB-T",
+		.type = FE_OFDM,
+		.frequency_min = 90000000,
+		.frequency_max = 770000000,
+		.frequency_stepsize = 142857,
+		.caps = FE_CAN_INVERSION_AUTO | FE_CAN_FEC_AUTO |
+			FE_CAN_QAM_AUTO | FE_CAN_TRANSMISSION_MODE_AUTO |
+			FE_CAN_GUARD_INTERVAL_AUTO | FE_CAN_HIERARCHY_AUTO,
+	},
+
+	.get_frontend_algo = va1j5jf8007t_get_frontend_algo,
+	.read_status = va1j5jf8007t_read_status,
+	.tune = va1j5jf8007t_tune,
+	.sleep = va1j5jf8007t_sleep,
+	.init = va1j5jf8007t_init,
+	.release = va1j5jf8007t_release,
+};
+
+static const u8 va1j5jf8007t_prepare_bufs[][2] = {
+	{0x03, 0x90}, {0x14, 0x8f}, {0x1c, 0x2a}, {0x1d, 0xa8}, {0x1e, 0xa2},
+	{0x22, 0x83}, {0x31, 0x0d}, {0x32, 0xe0}, {0x39, 0xd3}, {0x3a, 0x00},
+	{0x5c, 0x40}, {0x5f, 0x80}, {0x75, 0x02}, {0x76, 0x4e}, {0x77, 0x03},
+	{0xef, 0x01}
+};
+
+int va1j5jf8007t_prepare(struct dvb_frontend *fe)
+{
+	struct va1j5jf8007t_state *state;
+	u8 buf[2];
+	struct i2c_msg msg;
+	int i;
+
+	state = fe->demodulator_priv;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	for (i = 0; i < ARRAY_SIZE(va1j5jf8007t_prepare_bufs); i++) {
+		memcpy(buf, va1j5jf8007t_prepare_bufs[i], sizeof(buf));
+		if (i2c_transfer(state->adap, &msg, 1) != 1)
+			return -EREMOTEIO;
+	}
+
+	return va1j5jf8007t_init_frequency(state);
+}
+
+struct dvb_frontend *
+va1j5jf8007t_attach(const struct va1j5jf8007t_config *config,
+		    struct i2c_adapter *adap)
+{
+	struct va1j5jf8007t_state *state;
+	struct dvb_frontend *fe;
+	u8 buf[2];
+	struct i2c_msg msg;
+
+	state = kzalloc(sizeof(struct va1j5jf8007t_state), GFP_KERNEL);
+	if (!state)
+		return NULL;
+
+	state->config = config;
+	state->adap = adap;
+
+	fe = &state->fe;
+	memcpy(&fe->ops, &va1j5jf8007t_ops, sizeof(struct dvb_frontend_ops));
+	fe->demodulator_priv = state;
+
+	buf[0] = 0x01;
+	buf[1] = 0x80;
+
+	msg.addr = state->config->demod_address;
+	msg.flags = 0;
+	msg.len = sizeof(buf);
+	msg.buf = buf;
+
+	if (i2c_transfer(state->adap, &msg, 1) != 1) {
+		kfree(state);
+		return NULL;
+	}
+
+	return fe;
+}
diff --git a/drivers/media/dvb/pt1/va1j5jf8007t.h b/drivers/media/dvb/pt1/va1j5jf8007t.h
new file mode 100644
index 000000000000..ed49906f7769
--- /dev/null
+++ b/drivers/media/dvb/pt1/va1j5jf8007t.h
@@ -0,0 +1,40 @@
+/*
+ * ISDB-T driver for VA1J5JF8007
+ *
+ * Copyright (C) 2009 HIRANO Takahito <hiranotaka@zng.info>
+ *
+ * based on pt1dvr - http://pt1dvr.sourceforge.jp/
+ * 	by Tomoaki Ishikawa <tomy@users.sourceforge.jp>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef VA1J5JF8007T_H
+#define VA1J5JF8007T_H
+
+struct va1j5jf8007t_config {
+	u8 demod_address;
+};
+
+struct i2c_adapter;
+
+struct dvb_frontend *
+va1j5jf8007t_attach(const struct va1j5jf8007t_config *config,
+		    struct i2c_adapter *adap);
+
+/* must be called after va1j5jf8007s_attach */
+int va1j5jf8007t_prepare(struct dvb_frontend *fe);
+
+#endif
diff --git a/drivers/media/dvb/siano/Kconfig b/drivers/media/dvb/siano/Kconfig
index 8c1aed77ea30..85a222c4eaa0 100644
--- a/drivers/media/dvb/siano/Kconfig
+++ b/drivers/media/dvb/siano/Kconfig
@@ -4,7 +4,7 @@
 
 config SMS_SIANO_MDTV
 	tristate "Siano SMS1xxx based MDTV receiver"
-	depends on DVB_CORE && INPUT
+	depends on DVB_CORE && INPUT && HAS_DMA
 	---help---
 	  Choose Y or M here if you have MDTV receiver with a Siano chipset.
 
diff --git a/drivers/media/dvb/siano/smscoreapi.c b/drivers/media/dvb/siano/smscoreapi.c
index bd9ab9d0d12a..fa6a62369a78 100644
--- a/drivers/media/dvb/siano/smscoreapi.c
+++ b/drivers/media/dvb/siano/smscoreapi.c
@@ -1367,7 +1367,7 @@ int smscore_set_gpio(struct smscore_device_t *coredev, u32 pin, int level)
 					    &msg, sizeof(msg));
 }
 
-/* new GPIO managment implementation */
+/* new GPIO management implementation */
 static int GetGpioPinParams(u32 PinNum, u32 *pTranslatedPinNum,
 		u32 *pGroupNum, u32 *pGroupCfg) {
 
diff --git a/drivers/media/dvb/siano/smscoreapi.h b/drivers/media/dvb/siano/smscoreapi.h
index f1108c64e895..eec18aaf5512 100644
--- a/drivers/media/dvb/siano/smscoreapi.h
+++ b/drivers/media/dvb/siano/smscoreapi.h
@@ -657,12 +657,12 @@ struct smscore_buffer_t *smscore_getbuffer(struct smscore_device_t *coredev);
 extern void smscore_putbuffer(struct smscore_device_t *coredev,
 			      struct smscore_buffer_t *cb);
 
-/* old GPIO managment */
+/* old GPIO management */
 int smscore_configure_gpio(struct smscore_device_t *coredev, u32 pin,
 			   struct smscore_config_gpio *pinconfig);
 int smscore_set_gpio(struct smscore_device_t *coredev, u32 pin, int level);
 
-/* new GPIO managment */
+/* new GPIO management */
 extern int smscore_gpio_configure(struct smscore_device_t *coredev, u8 PinNum,
 		struct smscore_gpio_config *pGpioConfig);
 extern int smscore_gpio_set_level(struct smscore_device_t *coredev, u8 PinNum,
diff --git a/drivers/media/dvb/siano/smsusb.c b/drivers/media/dvb/siano/smsusb.c
index cb8a358b7310..8f88a586b0dd 100644
--- a/drivers/media/dvb/siano/smsusb.c
+++ b/drivers/media/dvb/siano/smsusb.c
@@ -529,6 +529,12 @@ struct usb_device_id smsusb_id_table[] = {
 		.driver_info = SMS1XXX_BOARD_SIANO_NICE },
 	{ USB_DEVICE(0x187f, 0x0301),
 		.driver_info = SMS1XXX_BOARD_SIANO_VENICE },
+	{ USB_DEVICE(0x2040, 0xb900),
+		.driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
+	{ USB_DEVICE(0x2040, 0xb910),
+		.driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
+	{ USB_DEVICE(0x2040, 0xc000),
+		.driver_info = SMS1XXX_BOARD_HAUPPAUGE_WINDHAM },
 	{ } /* Terminating entry */
 	};
 
diff --git a/drivers/media/radio/Kconfig b/drivers/media/radio/Kconfig
index 25a36ad60c5e..a87a477c87f2 100644
--- a/drivers/media/radio/Kconfig
+++ b/drivers/media/radio/Kconfig
@@ -346,7 +346,7 @@ config RADIO_SI4713
 	---help---
 	  Say Y here if you want support to Si4713 FM Radio Transmitter.
 	  This device can transmit audio through FM. It can transmit
-	  EDS and EBDS signals as well. This module is the v4l2 radio
+	  RDS and RBDS signals as well. This module is the v4l2 radio
 	  interface for the i2c driver of this device.
 
 	  To compile this driver as a module, choose M here: the
diff --git a/drivers/media/radio/radio-cadet.c b/drivers/media/radio/radio-cadet.c
index 8b1440136c45..482d0f3be5ff 100644
--- a/drivers/media/radio/radio-cadet.c
+++ b/drivers/media/radio/radio-cadet.c
@@ -38,6 +38,7 @@
 #include <linux/videodev2.h>	/* V4L2 API defs		*/
 #include <linux/param.h>
 #include <linux/pnp.h>
+#include <linux/sched.h>
 #include <linux/io.h>		/* outb, outb_p			*/
 #include <media/v4l2-device.h>
 #include <media/v4l2-ioctl.h>
diff --git a/drivers/media/radio/radio-gemtek-pci.c b/drivers/media/radio/radio-gemtek-pci.c
index c3f579de6e71..c6cf11661868 100644
--- a/drivers/media/radio/radio-gemtek-pci.c
+++ b/drivers/media/radio/radio-gemtek-pci.c
@@ -181,12 +181,10 @@ static void gemtek_pci_mute(struct gemtek_pci *card)
 
 static void gemtek_pci_unmute(struct gemtek_pci *card)
 {
-	mutex_lock(&card->lock);
 	if (card->mute) {
 		gemtek_pci_setfrequency(card, card->current_frequency);
 		card->mute = false;
 	}
-	mutex_unlock(&card->lock);
 }
 
 static int gemtek_pci_getsignal(struct gemtek_pci *card)
diff --git a/drivers/media/radio/radio-mr800.c b/drivers/media/radio/radio-mr800.c
index 575bf9d89419..a1239083472d 100644
--- a/drivers/media/radio/radio-mr800.c
+++ b/drivers/media/radio/radio-mr800.c
@@ -46,7 +46,7 @@
  * Version 0.11:	Converted to v4l2_device.
  *
  * Many things to do:
- * 	- Correct power managment of device (suspend & resume)
+ * 	- Correct power management of device (suspend & resume)
  * 	- Add code for scanning and smooth tuning
  * 	- Add code for sensitivity value
  * 	- Correct mistakes
diff --git a/drivers/media/radio/radio-si4713.c b/drivers/media/radio/radio-si4713.c
index 65c14b704586..170bbe554787 100644
--- a/drivers/media/radio/radio-si4713.c
+++ b/drivers/media/radio/radio-si4713.c
@@ -24,7 +24,6 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/init.h>
-#include <linux/version.h>
 #include <linux/platform_device.h>
 #include <linux/i2c.h>
 #include <linux/videodev2.h>
diff --git a/drivers/media/video/Kconfig b/drivers/media/video/Kconfig
index 1d758525d236..e6186b338a12 100644
--- a/drivers/media/video/Kconfig
+++ b/drivers/media/video/Kconfig
@@ -265,6 +265,15 @@ config VIDEO_SAA6588
 
 comment "Video decoders"
 
+config VIDEO_ADV7180
+	tristate "Analog Devices ADV7180 decoder"
+	depends on VIDEO_V4L2 && I2C
+	---help---
+	  Support for the Analog Devices ADV7180 video decoder.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called adv7180.
+
 config VIDEO_BT819
 	tristate "BT819A VideoStream decoder"
 	depends on VIDEO_V4L2 && I2C
@@ -493,6 +502,39 @@ config VIDEO_UPD64083
 
 endmenu # encoder / decoder chips
 
+config DISPLAY_DAVINCI_DM646X_EVM
+	tristate "DM646x EVM Video Display"
+	depends on VIDEO_DEV && MACH_DAVINCI_DM6467_EVM
+	select VIDEOBUF_DMA_CONTIG
+	select VIDEO_DAVINCI_VPIF
+	select VIDEO_ADV7343
+	select VIDEO_THS7303
+	help
+	  Support for DM6467 based display device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called vpif_display.
+
+config CAPTURE_DAVINCI_DM646X_EVM
+	tristate "DM646x EVM Video Capture"
+	depends on VIDEO_DEV && MACH_DAVINCI_DM6467_EVM
+	select VIDEOBUF_DMA_CONTIG
+	select VIDEO_DAVINCI_VPIF
+	help
+	  Support for DM6467 based capture device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called vpif_capture.
+
+config VIDEO_DAVINCI_VPIF
+	tristate "DaVinci VPIF Driver"
+	depends on DISPLAY_DAVINCI_DM646X_EVM
+	help
+	  Support for DaVinci VPIF Driver.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called vpif.
+
 config VIDEO_VIVI
 	tristate "Virtual Video Driver"
 	depends on VIDEO_DEV && VIDEO_V4L2 && !SPARC32 && !SPARC64
@@ -505,6 +547,55 @@ config VIDEO_VIVI
 	  Say Y here if you want to test video apps or debug V4L devices.
 	  In doubt, say N.
 
+config VIDEO_VPSS_SYSTEM
+	tristate "VPSS System module driver"
+	depends on ARCH_DAVINCI
+	help
+	  Support for vpss system module for video driver
+	default y
+
+config VIDEO_VPFE_CAPTURE
+	tristate "VPFE Video Capture Driver"
+	depends on VIDEO_V4L2 && ARCH_DAVINCI
+	select VIDEOBUF_DMA_CONTIG
+	help
+	  Support for DMXXXX VPFE based frame grabber. This is the
+	  common V4L2 module for following DMXXX SoCs from Texas
+	  Instruments:- DM6446 & DM355.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called vpfe-capture.
+
+config VIDEO_DM6446_CCDC
+	tristate "DM6446 CCDC HW module"
+	depends on ARCH_DAVINCI_DM644x && VIDEO_VPFE_CAPTURE
+	select VIDEO_VPSS_SYSTEM
+	default y
+	help
+	   Enables DaVinci CCD hw module. DaVinci CCDC hw interfaces
+	   with decoder modules such as TVP5146 over BT656 or
+	   sensor module such as MT9T001 over a raw interface. This
+	   module configures the interface and CCDC/ISIF to do
+	   video frame capture from slave decoders.
+
+	   To compile this driver as a module, choose M here: the
+	   module will be called vpfe.
+
+config VIDEO_DM355_CCDC
+	tristate "DM355 CCDC HW module"
+	depends on ARCH_DAVINCI_DM355 && VIDEO_VPFE_CAPTURE
+	select VIDEO_VPSS_SYSTEM
+	default y
+	help
+	   Enables DM355 CCD hw module. DM355 CCDC hw interfaces
+	   with decoder modules such as TVP5146 over BT656 or
+	   sensor module such as MT9T001 over a raw interface. This
+	   module configures the interface and CCDC/ISIF to do
+	   video frame capture from a slave decoders
+
+	   To compile this driver as a module, choose M here: the
+	   module will be called vpfe.
+
 source "drivers/media/video/bt8xx/Kconfig"
 
 config VIDEO_PMS
@@ -690,6 +781,8 @@ source "drivers/media/video/ivtv/Kconfig"
 
 source "drivers/media/video/cx18/Kconfig"
 
+source "drivers/media/video/saa7164/Kconfig"
+
 config VIDEO_M32R_AR
 	tristate "AR devices"
 	depends on M32R && VIDEO_V4L1
diff --git a/drivers/media/video/Makefile b/drivers/media/video/Makefile
index 9f2e3214a482..e541932a789b 100644
--- a/drivers/media/video/Makefile
+++ b/drivers/media/video/Makefile
@@ -45,6 +45,7 @@ obj-$(CONFIG_VIDEO_SAA7185) += saa7185.o
 obj-$(CONFIG_VIDEO_SAA7191) += saa7191.o
 obj-$(CONFIG_VIDEO_ADV7170) += adv7170.o
 obj-$(CONFIG_VIDEO_ADV7175) += adv7175.o
+obj-$(CONFIG_VIDEO_ADV7180) += adv7180.o
 obj-$(CONFIG_VIDEO_ADV7343) += adv7343.o
 obj-$(CONFIG_VIDEO_VPX3220) += vpx3220.o
 obj-$(CONFIG_VIDEO_BT819) += bt819.o
@@ -154,12 +155,17 @@ obj-$(CONFIG_VIDEO_MX3)			+= mx3_camera.o
 obj-$(CONFIG_VIDEO_PXA27x)		+= pxa_camera.o
 obj-$(CONFIG_VIDEO_SH_MOBILE_CEU)	+= sh_mobile_ceu_camera.o
 
+obj-$(CONFIG_ARCH_DAVINCI)		+= davinci/
+
 obj-$(CONFIG_VIDEO_AU0828) += au0828/
 
 obj-$(CONFIG_USB_VIDEO_CLASS)	+= uvc/
+obj-$(CONFIG_VIDEO_SAA7164)     += saa7164/
 
 obj-$(CONFIG_VIDEO_IR_I2C)  += ir-kbd-i2c.o
 
+obj-$(CONFIG_ARCH_DAVINCI)	+= davinci/
+
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
 EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
 EXTRA_CFLAGS += -Idrivers/media/common/tuners
diff --git a/drivers/media/video/adv7180.c b/drivers/media/video/adv7180.c
new file mode 100644
index 000000000000..1b3cbd02a7fd
--- /dev/null
+++ b/drivers/media/video/adv7180.c
@@ -0,0 +1,202 @@
+/*
+ * adv7180.c Analog Devices ADV7180 video decoder driver
+ * Copyright (c) 2009 Intel Corporation
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/i2c.h>
+#include <linux/i2c-id.h>
+#include <media/v4l2-ioctl.h>
+#include <linux/videodev2.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-chip-ident.h>
+
+#define DRIVER_NAME "adv7180"
+
+#define ADV7180_INPUT_CONTROL_REG	0x00
+#define ADV7180_INPUT_CONTROL_PAL_BG_NTSC_J_SECAM	0x00
+#define ADV7180_AUTODETECT_ENABLE_REG	0x07
+#define ADV7180_AUTODETECT_DEFAULT	0x7f
+
+
+#define ADV7180_STATUS1_REG 0x10
+#define ADV7180_STATUS1_AUTOD_MASK 0x70
+#define ADV7180_STATUS1_AUTOD_NTSM_M_J	0x00
+#define ADV7180_STATUS1_AUTOD_NTSC_4_43 0x10
+#define ADV7180_STATUS1_AUTOD_PAL_M	0x20
+#define ADV7180_STATUS1_AUTOD_PAL_60	0x30
+#define ADV7180_STATUS1_AUTOD_PAL_B_G	0x40
+#define ADV7180_STATUS1_AUTOD_SECAM	0x50
+#define ADV7180_STATUS1_AUTOD_PAL_COMB	0x60
+#define ADV7180_STATUS1_AUTOD_SECAM_525	0x70
+
+#define ADV7180_IDENT_REG 0x11
+#define ADV7180_ID_7180 0x18
+
+
+struct adv7180_state {
+	struct v4l2_subdev sd;
+};
+
+static v4l2_std_id determine_norm(struct i2c_client *client)
+{
+	u8 status1 = i2c_smbus_read_byte_data(client, ADV7180_STATUS1_REG);
+
+	switch (status1 & ADV7180_STATUS1_AUTOD_MASK) {
+	case ADV7180_STATUS1_AUTOD_NTSM_M_J:
+		return V4L2_STD_NTSC_M_JP;
+	case ADV7180_STATUS1_AUTOD_NTSC_4_43:
+		return V4L2_STD_NTSC_443;
+	case ADV7180_STATUS1_AUTOD_PAL_M:
+		return V4L2_STD_PAL_M;
+	case ADV7180_STATUS1_AUTOD_PAL_60:
+		return V4L2_STD_PAL_60;
+	case ADV7180_STATUS1_AUTOD_PAL_B_G:
+		return V4L2_STD_PAL;
+	case ADV7180_STATUS1_AUTOD_SECAM:
+		return V4L2_STD_SECAM;
+	case ADV7180_STATUS1_AUTOD_PAL_COMB:
+		return V4L2_STD_PAL_Nc | V4L2_STD_PAL_N;
+	case ADV7180_STATUS1_AUTOD_SECAM_525:
+		return V4L2_STD_SECAM;
+	default:
+		return V4L2_STD_UNKNOWN;
+	}
+}
+
+static inline struct adv7180_state *to_state(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct adv7180_state, sd);
+}
+
+static int adv7180_querystd(struct v4l2_subdev *sd, v4l2_std_id *std)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	*std = determine_norm(client);
+	return 0;
+}
+
+static int adv7180_g_chip_ident(struct v4l2_subdev *sd,
+	struct v4l2_dbg_chip_ident *chip)
+{
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
+	return v4l2_chip_ident_i2c_client(client, chip, V4L2_IDENT_ADV7180, 0);
+}
+
+static const struct v4l2_subdev_video_ops adv7180_video_ops = {
+	.querystd = adv7180_querystd,
+};
+
+static const struct v4l2_subdev_core_ops adv7180_core_ops = {
+	.g_chip_ident = adv7180_g_chip_ident,
+};
+
+static const struct v4l2_subdev_ops adv7180_ops = {
+	.core = &adv7180_core_ops,
+	.video = &adv7180_video_ops,
+};
+
+/*
+ * Generic i2c probe
+ * concerning the addresses: i2c wants 7 bit (without the r/w bit), so '>>1'
+ */
+
+static int adv7180_probe(struct i2c_client *client,
+			const struct i2c_device_id *id)
+{
+	struct adv7180_state *state;
+	struct v4l2_subdev *sd;
+	int ret;
+
+	/* Check if the adapter supports the needed features */
+	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+		return -EIO;
+
+	v4l_info(client, "chip found @ 0x%02x (%s)\n",
+			client->addr << 1, client->adapter->name);
+
+	state = kzalloc(sizeof(struct adv7180_state), GFP_KERNEL);
+	if (state == NULL)
+		return -ENOMEM;
+	sd = &state->sd;
+	v4l2_i2c_subdev_init(sd, client, &adv7180_ops);
+
+	/* Initialize adv7180 */
+	/* enable autodetection */
+	ret = i2c_smbus_write_byte_data(client, ADV7180_INPUT_CONTROL_REG,
+		ADV7180_INPUT_CONTROL_PAL_BG_NTSC_J_SECAM);
+	if (ret > 0)
+		ret = i2c_smbus_write_byte_data(client,
+			ADV7180_AUTODETECT_ENABLE_REG,
+			ADV7180_AUTODETECT_DEFAULT);
+	if (ret < 0) {
+		printk(KERN_ERR DRIVER_NAME
+			": Failed to communicate to chip: %d\n", ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int adv7180_remove(struct i2c_client *client)
+{
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+
+	v4l2_device_unregister_subdev(sd);
+	kfree(to_state(sd));
+	return 0;
+}
+
+static const struct i2c_device_id adv7180_id[] = {
+	{DRIVER_NAME, 0},
+	{},
+};
+
+MODULE_DEVICE_TABLE(i2c, adv7180_id);
+
+static struct i2c_driver adv7180_driver = {
+	.driver = {
+		.owner	= THIS_MODULE,
+		.name	= DRIVER_NAME,
+	},
+	.probe		= adv7180_probe,
+	.remove		= adv7180_remove,
+	.id_table	= adv7180_id,
+};
+
+static __init int adv7180_init(void)
+{
+	return i2c_add_driver(&adv7180_driver);
+}
+
+static __exit void adv7180_exit(void)
+{
+	i2c_del_driver(&adv7180_driver);
+}
+
+module_init(adv7180_init);
+module_exit(adv7180_exit);
+
+MODULE_DESCRIPTION("Analog Devices ADV7180 video decoder driver");
+MODULE_AUTHOR("Mocean Laboratories");
+MODULE_LICENSE("GPL v2");
+
diff --git a/drivers/media/video/adv7343.c b/drivers/media/video/adv7343.c
index 30f5caf5dda5..df26f2fe44eb 100644
--- a/drivers/media/video/adv7343.c
+++ b/drivers/media/video/adv7343.c
@@ -24,7 +24,6 @@
 #include <linux/module.h>
 #include <linux/videodev2.h>
 #include <linux/uaccess.h>
-#include <linux/version.h>
 
 #include <media/adv7343.h>
 #include <media/v4l2-device.h>
diff --git a/drivers/media/video/au0828/au0828-cards.c b/drivers/media/video/au0828/au0828-cards.c
index 830c4a933f63..57dd9195daf5 100644
--- a/drivers/media/video/au0828/au0828-cards.c
+++ b/drivers/media/video/au0828/au0828-cards.c
@@ -212,7 +212,7 @@ void au0828_card_setup(struct au0828_dev *dev)
 		   be abstracted out if we ever need to support a different
 		   demod) */
 		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-				"au8522", "au8522", 0x8e >> 1);
+				"au8522", "au8522", 0x8e >> 1, NULL);
 		if (sd == NULL)
 			printk(KERN_ERR "analog subdev registration failed\n");
 	}
@@ -221,7 +221,7 @@ void au0828_card_setup(struct au0828_dev *dev)
 	if (dev->board.tuner_type != TUNER_ABSENT) {
 		/* Load the tuner module, which does the attach */
 		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-				"tuner", "tuner", dev->board.tuner_addr);
+				"tuner", "tuner", dev->board.tuner_addr, NULL);
 		if (sd == NULL)
 			printk(KERN_ERR "tuner subdev registration fail\n");
 
diff --git a/drivers/media/video/bt8xx/bttv-cards.c b/drivers/media/video/bt8xx/bttv-cards.c
index b42251fa96ba..12279f6d9bc4 100644
--- a/drivers/media/video/bt8xx/bttv-cards.c
+++ b/drivers/media/video/bt8xx/bttv-cards.c
@@ -3524,8 +3524,8 @@ void __devinit bttv_init_card2(struct bttv *btv)
 		};
 		struct v4l2_subdev *sd;
 
-		sd = v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-			&btv->c.i2c_adap, "saa6588", "saa6588", addrs);
+		sd = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+			&btv->c.i2c_adap, "saa6588", "saa6588", 0, addrs);
 		btv->has_saa6588 = (sd != NULL);
 	}
 
@@ -3549,8 +3549,8 @@ void __devinit bttv_init_card2(struct bttv *btv)
 			I2C_CLIENT_END
 		};
 
-		btv->sd_msp34xx = v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-			&btv->c.i2c_adap, "msp3400", "msp3400", addrs);
+		btv->sd_msp34xx = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+			&btv->c.i2c_adap, "msp3400", "msp3400", 0, addrs);
 		if (btv->sd_msp34xx)
 			return;
 		goto no_audio;
@@ -3563,16 +3563,16 @@ void __devinit bttv_init_card2(struct bttv *btv)
 			I2C_CLIENT_END
 		};
 
-		if (v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-				&btv->c.i2c_adap, "tda7432", "tda7432", addrs))
+		if (v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+				&btv->c.i2c_adap, "tda7432", "tda7432", 0, addrs))
 			return;
 		goto no_audio;
 	}
 
 	case 3: {
 		/* The user specified that we should probe for tvaudio */
-		btv->sd_tvaudio = v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-			&btv->c.i2c_adap, "tvaudio", "tvaudio", tvaudio_addrs());
+		btv->sd_tvaudio = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+			&btv->c.i2c_adap, "tvaudio", "tvaudio", 0, tvaudio_addrs());
 		if (btv->sd_tvaudio)
 			return;
 		goto no_audio;
@@ -3591,13 +3591,13 @@ void __devinit bttv_init_card2(struct bttv *btv)
 	   it really is a msp3400, so it will return NULL when the device
 	   found is really something else (e.g. a tea6300). */
 	if (!bttv_tvcards[btv->c.type].no_msp34xx) {
-		btv->sd_msp34xx = v4l2_i2c_new_probed_subdev_addr(&btv->c.v4l2_dev,
+		btv->sd_msp34xx = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
 			&btv->c.i2c_adap, "msp3400", "msp3400",
-			I2C_ADDR_MSP3400 >> 1);
+			0, I2C_ADDRS(I2C_ADDR_MSP3400 >> 1));
 	} else if (bttv_tvcards[btv->c.type].msp34xx_alt) {
-		btv->sd_msp34xx = v4l2_i2c_new_probed_subdev_addr(&btv->c.v4l2_dev,
+		btv->sd_msp34xx = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
 			&btv->c.i2c_adap, "msp3400", "msp3400",
-			I2C_ADDR_MSP3400_ALT >> 1);
+			0, I2C_ADDRS(I2C_ADDR_MSP3400_ALT >> 1));
 	}
 
 	/* If we found a msp34xx, then we're done. */
@@ -3611,14 +3611,14 @@ void __devinit bttv_init_card2(struct bttv *btv)
 			I2C_CLIENT_END
 		};
 
-		if (v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-				&btv->c.i2c_adap, "tda7432", "tda7432", addrs))
+		if (v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+				&btv->c.i2c_adap, "tda7432", "tda7432", 0, addrs))
 			return;
 	}
 
 	/* Now see if we can find one of the tvaudio devices. */
-	btv->sd_tvaudio = v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
-		&btv->c.i2c_adap, "tvaudio", "tvaudio", tvaudio_addrs());
+	btv->sd_tvaudio = v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
+		&btv->c.i2c_adap, "tvaudio", "tvaudio", 0, tvaudio_addrs());
 	if (btv->sd_tvaudio)
 		return;
 
@@ -3641,15 +3641,15 @@ void __devinit bttv_init_tuner(struct bttv *btv)
 
 		/* Load tuner module before issuing tuner config call! */
 		if (bttv_tvcards[btv->c.type].has_radio)
-			v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
+			v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
 				&btv->c.i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_RADIO));
-		v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
+				0, v4l2_i2c_tuner_addrs(ADDRS_RADIO));
+		v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
 				&btv->c.i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
-		v4l2_i2c_new_probed_subdev(&btv->c.v4l2_dev,
+				0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+		v4l2_i2c_new_subdev(&btv->c.v4l2_dev,
 				&btv->c.i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_TV_WITH_DEMOD));
+				0, v4l2_i2c_tuner_addrs(ADDRS_TV_WITH_DEMOD));
 
 		tun_setup.mode_mask = T_ANALOG_TV | T_DIGITAL_TV;
 		tun_setup.type = btv->tuner_type;
diff --git a/drivers/media/video/bt8xx/bttv-driver.c b/drivers/media/video/bt8xx/bttv-driver.c
index 939d1e512974..a6724019c66f 100644
--- a/drivers/media/video/bt8xx/bttv-driver.c
+++ b/drivers/media/video/bt8xx/bttv-driver.c
@@ -1299,7 +1299,7 @@ set_tvnorm(struct bttv *btv, unsigned int norm)
 
 	tvnorm = &bttv_tvnorms[norm];
 
-	if (!memcmp(&bttv_tvnorms[btv->tvnorm].cropcap, &tvnorm->cropcap,
+	if (memcmp(&bttv_tvnorms[btv->tvnorm].cropcap, &tvnorm->cropcap,
 		    sizeof (tvnorm->cropcap))) {
 		bttv_crop_reset(&btv->crop[0], norm);
 		btv->crop[1] = btv->crop[0]; /* current = default */
@@ -3800,11 +3800,34 @@ bttv_irq_next_video(struct bttv *btv, struct bttv_buffer_set *set)
 		if (!V4L2_FIELD_HAS_BOTH(item->vb.field) &&
 		    (item->vb.queue.next != &btv->capture)) {
 			item = list_entry(item->vb.queue.next, struct bttv_buffer, vb.queue);
+			/* Mike Isely <isely@pobox.com> - Only check
+			 * and set up the bottom field in the logic
+			 * below.  Don't ever do the top field.  This
+			 * of course means that if we set up the
+			 * bottom field in the above code that we'll
+			 * actually skip a field.  But that's OK.
+			 * Having processed only a single buffer this
+			 * time, then the next time around the first
+			 * available buffer should be for a top field.
+			 * That will then cause us here to set up a
+			 * top then a bottom field in the normal way.
+			 * The alternative to this understanding is
+			 * that we set up the second available buffer
+			 * as a top field, but that's out of order
+			 * since this driver always processes the top
+			 * field first - the effect will be the two
+			 * buffers being returned in the wrong order,
+			 * with the second buffer also being delayed
+			 * by one field time (owing to the fifo nature
+			 * of videobuf).  Worse still, we'll be stuck
+			 * doing fields out of order now every time
+			 * until something else causes a field to be
+			 * dropped.  By effectively forcing a field to
+			 * drop this way then we always get back into
+			 * sync within a single frame time.  (Out of
+			 * order fields can screw up deinterlacing
+			 * algorithms.) */
 			if (!V4L2_FIELD_HAS_BOTH(item->vb.field)) {
-				if (NULL == set->top &&
-				    V4L2_FIELD_TOP == item->vb.field) {
-					set->top = item;
-				}
 				if (NULL == set->bottom &&
 				    V4L2_FIELD_BOTTOM == item->vb.field) {
 					set->bottom = item;
diff --git a/drivers/media/video/cafe_ccic.c b/drivers/media/video/cafe_ccic.c
index 9c149a781294..10230cb3d210 100644
--- a/drivers/media/video/cafe_ccic.c
+++ b/drivers/media/video/cafe_ccic.c
@@ -1325,7 +1325,7 @@ static void cafe_v4l_vm_close(struct vm_area_struct *vma)
 	mutex_unlock(&sbuf->cam->s_mutex);
 }
 
-static struct vm_operations_struct cafe_v4l_vm_ops = {
+static const struct vm_operations_struct cafe_v4l_vm_ops = {
 	.open = cafe_v4l_vm_open,
 	.close = cafe_v4l_vm_close
 };
@@ -1955,7 +1955,7 @@ static int cafe_pci_probe(struct pci_dev *pdev,
 
 	cam->sensor_addr = 0x42;
 	cam->sensor = v4l2_i2c_new_subdev(&cam->v4l2_dev, &cam->i2c_adapter,
-			"ov7670", "ov7670", cam->sensor_addr);
+			"ov7670", "ov7670", cam->sensor_addr, NULL);
 	if (cam->sensor == NULL) {
 		ret = -ENODEV;
 		goto out_smbus;
diff --git a/drivers/media/video/cpia.c b/drivers/media/video/cpia.c
index 43ab0adf3b61..2377313c041a 100644
--- a/drivers/media/video/cpia.c
+++ b/drivers/media/video/cpia.c
@@ -31,6 +31,7 @@
 #include <linux/init.h>
 #include <linux/fs.h>
 #include <linux/vmalloc.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/proc_fs.h>
 #include <linux/ctype.h>
diff --git a/drivers/media/video/cx18/cx18-driver.c b/drivers/media/video/cx18/cx18-driver.c
index dd0224f328ad..6dd51e27582c 100644
--- a/drivers/media/video/cx18/cx18-driver.c
+++ b/drivers/media/video/cx18/cx18-driver.c
@@ -231,7 +231,7 @@ MODULE_PARM_DESC(enc_pcm_bufs,
 		 "Number of encoder PCM buffers\n"
 		 "\t\t\tDefault is computed from other enc_pcm_* parameters");
 
-MODULE_PARM_DESC(cx18_first_minor, "Set kernel number assigned to first card");
+MODULE_PARM_DESC(cx18_first_minor, "Set device node number assigned to first card");
 
 MODULE_AUTHOR("Hans Verkuil");
 MODULE_DESCRIPTION("CX23418 driver");
diff --git a/drivers/media/video/cx18/cx18-i2c.c b/drivers/media/video/cx18/cx18-i2c.c
index da395fef50df..2477461e84d7 100644
--- a/drivers/media/video/cx18/cx18-i2c.c
+++ b/drivers/media/video/cx18/cx18-i2c.c
@@ -116,7 +116,7 @@ static int cx18_i2c_new_ir(struct i2c_adapter *adap, u32 hw, const char *type,
 	/* Our default information for ir-kbd-i2c.c to use */
 	switch (hw) {
 	case CX18_HW_Z8F0811_IR_RX_HAUP:
-		info.platform_data = &z8f0811_ir_init_data;
+		info.platform_data = (void *) &z8f0811_ir_init_data;
 		break;
 	default:
 		break;
@@ -139,16 +139,16 @@ int cx18_i2c_register(struct cx18 *cx, unsigned idx)
 
 	if (hw == CX18_HW_TUNER) {
 		/* special tuner group handling */
-		sd = v4l2_i2c_new_probed_subdev(&cx->v4l2_dev,
-				adap, mod, type, cx->card_i2c->radio);
+		sd = v4l2_i2c_new_subdev(&cx->v4l2_dev,
+				adap, mod, type, 0, cx->card_i2c->radio);
 		if (sd != NULL)
 			sd->grp_id = hw;
-		sd = v4l2_i2c_new_probed_subdev(&cx->v4l2_dev,
-				adap, mod, type, cx->card_i2c->demod);
+		sd = v4l2_i2c_new_subdev(&cx->v4l2_dev,
+				adap, mod, type, 0, cx->card_i2c->demod);
 		if (sd != NULL)
 			sd->grp_id = hw;
-		sd = v4l2_i2c_new_probed_subdev(&cx->v4l2_dev,
-				adap, mod, type, cx->card_i2c->tv);
+		sd = v4l2_i2c_new_subdev(&cx->v4l2_dev,
+				adap, mod, type, 0, cx->card_i2c->tv);
 		if (sd != NULL)
 			sd->grp_id = hw;
 		return sd != NULL ? 0 : -1;
@@ -162,7 +162,7 @@ int cx18_i2c_register(struct cx18 *cx, unsigned idx)
 		return -1;
 
 	/* It's an I2C device other than an analog tuner or IR chip */
-	sd = v4l2_i2c_new_subdev(&cx->v4l2_dev, adap, mod, type, hw_addrs[idx]);
+	sd = v4l2_i2c_new_subdev(&cx->v4l2_dev, adap, mod, type, hw_addrs[idx], NULL);
 	if (sd != NULL)
 		sd->grp_id = hw;
 	return sd != NULL ? 0 : -1;
diff --git a/drivers/media/video/cx18/cx18-streams.c b/drivers/media/video/cx18/cx18-streams.c
index 54d248e16d85..7df513a2dba8 100644
--- a/drivers/media/video/cx18/cx18-streams.c
+++ b/drivers/media/video/cx18/cx18-streams.c
@@ -245,9 +245,9 @@ static int cx18_reg_dev(struct cx18 *cx, int type)
 	video_set_drvdata(s->video_dev, s);
 
 	/* Register device. First try the desired minor, then any free one. */
-	ret = video_register_device(s->video_dev, vfl_type, num);
+	ret = video_register_device_no_warn(s->video_dev, vfl_type, num);
 	if (ret < 0) {
-		CX18_ERR("Couldn't register v4l2 device for %s kernel number %d\n",
+		CX18_ERR("Couldn't register v4l2 device for %s (device node number %d)\n",
 			s->name, num);
 		video_device_release(s->video_dev);
 		s->video_dev = NULL;
diff --git a/drivers/media/video/cx231xx/cx231xx-cards.c b/drivers/media/video/cx231xx/cx231xx-cards.c
index 63d2239fd324..319c459459e0 100644
--- a/drivers/media/video/cx231xx/cx231xx-cards.c
+++ b/drivers/media/video/cx231xx/cx231xx-cards.c
@@ -313,7 +313,7 @@ void cx231xx_card_setup(struct cx231xx *dev)
 	if (dev->board.decoder == CX231XX_AVDECODER) {
 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 					&dev->i2c_bus[0].i2c_adap,
-					"cx25840", "cx25840", 0x88 >> 1);
+					"cx25840", "cx25840", 0x88 >> 1, NULL);
 		if (dev->sd_cx25840 == NULL)
 			cx231xx_info("cx25840 subdev registration failure\n");
 		cx25840_call(dev, core, load_fw);
@@ -323,7 +323,7 @@ void cx231xx_card_setup(struct cx231xx *dev)
 	if (dev->board.tuner_type != TUNER_ABSENT) {
 		dev->sd_tuner =	v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_bus[1].i2c_adap,
-				"tuner", "tuner", 0xc2 >> 1);
+				"tuner", "tuner", 0xc2 >> 1, NULL);
 		if (dev->sd_tuner == NULL)
 			cx231xx_info("tuner subdev registration failure\n");
 
diff --git a/drivers/media/video/cx23885/cimax2.c b/drivers/media/video/cx23885/cimax2.c
index 0316257b7345..c04222ffb286 100644
--- a/drivers/media/video/cx23885/cimax2.c
+++ b/drivers/media/video/cx23885/cimax2.c
@@ -75,7 +75,6 @@ struct netup_ci_state {
 	void *priv;
 };
 
-struct mutex gpio_mutex;/* Two CiMax's uses same GPIO lines */
 
 int netup_read_i2c(struct i2c_adapter *i2c_adap, u8 addr, u8 reg,
 						u8 *buf, int len)
@@ -183,10 +182,11 @@ int netup_ci_op_cam(struct dvb_ca_en50221 *en50221, int slot,
 	if (ret != 0)
 		return ret;
 
-	mutex_lock(&gpio_mutex);
+	mutex_lock(&dev->gpio_lock);
 
 	/* write addr */
 	cx_write(MC417_OEN, NETUP_EN_ALL);
+	msleep(2);
 	cx_write(MC417_RWD, NETUP_CTRL_OFF |
 				NETUP_ADLO | (0xff & addr));
 	cx_clear(MC417_RWD, NETUP_ADLO);
@@ -194,9 +194,10 @@ int netup_ci_op_cam(struct dvb_ca_en50221 *en50221, int slot,
 				NETUP_ADHI | (0xff & (addr >> 8)));
 	cx_clear(MC417_RWD, NETUP_ADHI);
 
-	if (read) /* data in */
+	if (read) { /* data in */
 		cx_write(MC417_OEN, NETUP_EN_ALL | NETUP_DATA);
-	else /* data out */
+		msleep(2);
+	} else /* data out */
 		cx_write(MC417_RWD, NETUP_CTRL_OFF | data);
 
 	/* choose chip */
@@ -206,7 +207,7 @@ int netup_ci_op_cam(struct dvb_ca_en50221 *en50221, int slot,
 	cx_clear(MC417_RWD, (read) ? NETUP_RD : NETUP_WR);
 	mem = netup_ci_get_mem(dev);
 
-	mutex_unlock(&gpio_mutex);
+	mutex_unlock(&dev->gpio_lock);
 
 	if (!read)
 		if (mem < 0)
@@ -403,7 +404,6 @@ int netup_ci_init(struct cx23885_tsport *port)
 	switch (port->nr) {
 	case 1:
 		state->ci_i2c_addr = 0x40;
-		mutex_init(&gpio_mutex);
 		break;
 	case 2:
 		state->ci_i2c_addr = 0x41;
diff --git a/drivers/media/video/cx23885/cx23885-cards.c b/drivers/media/video/cx23885/cx23885-cards.c
index 3143d85ef31d..bfdf79f1033c 100644
--- a/drivers/media/video/cx23885/cx23885-cards.c
+++ b/drivers/media/video/cx23885/cx23885-cards.c
@@ -210,6 +210,10 @@ struct cx23885_board cx23885_boards[] = {
 		.portb		= CX23885_MPEG_ENCODER,
 		.portc		= CX23885_MPEG_DVB,
 	},
+	[CX23885_BOARD_COMPRO_VIDEOMATE_E800] = {
+		.name		= "Compro VideoMate E800",
+		.portc		= CX23885_MPEG_DVB,
+	},
 };
 const unsigned int cx23885_bcount = ARRAY_SIZE(cx23885_boards);
 
@@ -341,6 +345,10 @@ struct cx23885_subid cx23885_subids[] = {
 		.subvendor = 0x0070,
 		.subdevice = 0x8541,
 		.card      = CX23885_BOARD_HAUPPAUGE_HVR1850,
+	}, {
+		.subvendor = 0x1858,
+		.subdevice = 0xe800,
+		.card      = CX23885_BOARD_COMPRO_VIDEOMATE_E800,
 	},
 };
 const unsigned int cx23885_idcount = ARRAY_SIZE(cx23885_subids);
@@ -536,6 +544,7 @@ int cx23885_tuner_callback(void *priv, int component, int command, int arg)
 	case CX23885_BOARD_HAUPPAUGE_HVR1500Q:
 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
+	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 		/* Tuner Reset Command */
 		bitmask = 0x04;
 		break;
@@ -687,6 +696,7 @@ void cx23885_gpio_setup(struct cx23885_dev *dev)
 		break;
 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
+	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 		/* GPIO-2  xc3028 tuner reset */
 
 		/* The following GPIO's are on the internal AVCore (cx25840) */
@@ -911,6 +921,7 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 	case CX23885_BOARD_HAUPPAUGE_HVR1255:
 	case CX23885_BOARD_HAUPPAUGE_HVR1210:
 	case CX23885_BOARD_HAUPPAUGE_HVR1850:
+	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 	default:
 		ts2->gen_ctrl_val  = 0xc; /* Serial bus + punctured clock */
 		ts2->ts_clk_en_val = 0x1; /* Enable TS_CLK */
@@ -927,9 +938,10 @@ void cx23885_card_setup(struct cx23885_dev *dev)
 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
 	case CX23885_BOARD_NETUP_DUAL_DVBS2_CI:
+	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 		dev->sd_cx25840 = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_bus[2].i2c_adap,
-				"cx25840", "cx25840", 0x88 >> 1);
+				"cx25840", "cx25840", 0x88 >> 1, NULL);
 		v4l2_subdev_call(dev->sd_cx25840, core, load_fw);
 		break;
 	}
diff --git a/drivers/media/video/cx23885/cx23885-core.c b/drivers/media/video/cx23885/cx23885-core.c
index 40d438d7234d..c31284ba19dd 100644
--- a/drivers/media/video/cx23885/cx23885-core.c
+++ b/drivers/media/video/cx23885/cx23885-core.c
@@ -758,6 +758,7 @@ static int cx23885_dev_setup(struct cx23885_dev *dev)
 	int i;
 
 	mutex_init(&dev->lock);
+	mutex_init(&dev->gpio_lock);
 
 	atomic_inc(&dev->refcount);
 
diff --git a/drivers/media/video/cx23885/cx23885-dvb.c b/drivers/media/video/cx23885/cx23885-dvb.c
index 022fad798fc2..45e13ee66dc7 100644
--- a/drivers/media/video/cx23885/cx23885-dvb.c
+++ b/drivers/media/video/cx23885/cx23885-dvb.c
@@ -255,15 +255,18 @@ static struct tda18271_std_map hauppauge_hvr1200_tda18271_std_map = {
 static struct tda18271_config hauppauge_tda18271_config = {
 	.std_map = &hauppauge_tda18271_std_map,
 	.gate    = TDA18271_GATE_ANALOG,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static struct tda18271_config hauppauge_hvr1200_tuner_config = {
 	.std_map = &hauppauge_hvr1200_tda18271_std_map,
 	.gate    = TDA18271_GATE_ANALOG,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static struct tda18271_config hauppauge_hvr1210_tuner_config = {
 	.gate    = TDA18271_GATE_DIGITAL,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static struct tda18271_std_map hauppauge_hvr127x_std_map = {
@@ -275,6 +278,7 @@ static struct tda18271_std_map hauppauge_hvr127x_std_map = {
 
 static struct tda18271_config hauppauge_hvr127x_config = {
 	.std_map = &hauppauge_hvr127x_std_map,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static struct lgdt3305_config hauppauge_lgdt3305_config = {
@@ -743,6 +747,7 @@ static int dvb_register(struct cx23885_tsport *port)
 	}
 	case CX23885_BOARD_LEADTEK_WINFAST_PXDVR3200_H:
 	case CX23885_BOARD_COMPRO_VIDEOMATE_E650F:
+	case CX23885_BOARD_COMPRO_VIDEOMATE_E800:
 		i2c_bus = &dev->i2c_bus[0];
 
 		fe0->dvb.frontend = dvb_attach(zl10353_attach,
diff --git a/drivers/media/video/cx23885/cx23885-video.c b/drivers/media/video/cx23885/cx23885-video.c
index 5d6093336300..654cc253cd50 100644
--- a/drivers/media/video/cx23885/cx23885-video.c
+++ b/drivers/media/video/cx23885/cx23885-video.c
@@ -1521,11 +1521,11 @@ int cx23885_video_register(struct cx23885_dev *dev)
 		if (dev->tuner_addr)
 			sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_bus[1].i2c_adap,
-				"tuner", "tuner", dev->tuner_addr);
+				"tuner", "tuner", dev->tuner_addr, NULL);
 		else
-			sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_bus[1].i2c_adap,
-				"tuner", "tuner", v4l2_i2c_tuner_addrs(ADDRS_TV));
+				"tuner", "tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_TV));
 		if (sd) {
 			struct tuner_setup tun_setup;
 
diff --git a/drivers/media/video/cx23885/cx23885.h b/drivers/media/video/cx23885/cx23885.h
index 86f26947bb78..cc7a165561ff 100644
--- a/drivers/media/video/cx23885/cx23885.h
+++ b/drivers/media/video/cx23885/cx23885.h
@@ -78,6 +78,7 @@
 #define CX23885_BOARD_MYGICA_X8506             22
 #define CX23885_BOARD_MAGICPRO_PROHDTVE2       23
 #define CX23885_BOARD_HAUPPAUGE_HVR1850        24
+#define CX23885_BOARD_COMPRO_VIDEOMATE_E800    25
 
 #define GPIO_0 0x00000001
 #define GPIO_1 0x00000002
@@ -325,6 +326,7 @@ struct cx23885_dev {
 
 	int                        nr;
 	struct mutex               lock;
+	struct mutex               gpio_lock;
 
 	/* board details */
 	unsigned int               board;
diff --git a/drivers/media/video/cx23885/netup-eeprom.c b/drivers/media/video/cx23885/netup-eeprom.c
index 042bbbbd48f8..98a48f500684 100644
--- a/drivers/media/video/cx23885/netup-eeprom.c
+++ b/drivers/media/video/cx23885/netup-eeprom.c
@@ -97,11 +97,11 @@ void netup_get_card_info(struct i2c_adapter *i2c_adap,
 {
 	int i, j;
 
-	cinfo->rev =  netup_eeprom_read(i2c_adap, 13);
+	cinfo->rev =  netup_eeprom_read(i2c_adap, 63);
 
-	for (i = 0, j = 0; i < 6; i++, j++)
+	for (i = 64, j = 0; i < 70; i++, j++)
 		cinfo->port[0].mac[j] =  netup_eeprom_read(i2c_adap, i);
 
-	for (i = 6, j = 0; i < 12; i++, j++)
+	for (i = 70, j = 0; i < 76; i++, j++)
 		cinfo->port[1].mac[j] =  netup_eeprom_read(i2c_adap, i);
 };
diff --git a/drivers/media/video/cx88/cx88-blackbird.c b/drivers/media/video/cx88/cx88-blackbird.c
index 356d6896da3f..fbdc1cde56a6 100644
--- a/drivers/media/video/cx88/cx88-blackbird.c
+++ b/drivers/media/video/cx88/cx88-blackbird.c
@@ -1371,7 +1371,7 @@ static struct cx8802_driver cx8802_blackbird_driver = {
 	.advise_release	= cx8802_blackbird_advise_release,
 };
 
-static int blackbird_init(void)
+static int __init blackbird_init(void)
 {
 	printk(KERN_INFO "cx2388x blackbird driver version %d.%d.%d loaded\n",
 	       (CX88_VERSION_CODE >> 16) & 0xff,
@@ -1384,7 +1384,7 @@ static int blackbird_init(void)
 	return cx8802_register_driver(&cx8802_blackbird_driver);
 }
 
-static void blackbird_fini(void)
+static void __exit blackbird_fini(void)
 {
 	cx8802_unregister_driver(&cx8802_blackbird_driver);
 }
diff --git a/drivers/media/video/cx88/cx88-cards.c b/drivers/media/video/cx88/cx88-cards.c
index e5f07fbd5a35..33be6369871a 100644
--- a/drivers/media/video/cx88/cx88-cards.c
+++ b/drivers/media/video/cx88/cx88-cards.c
@@ -3439,20 +3439,20 @@ struct cx88_core *cx88_core_create(struct pci_dev *pci, int nr)
 		   The radio_type is sometimes missing, or set to UNSET but
 		   later code configures a tea5767.
 		 */
-		v4l2_i2c_new_probed_subdev(&core->v4l2_dev, &core->i2c_adap,
+		v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
 				"tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_RADIO));
+				0, v4l2_i2c_tuner_addrs(ADDRS_RADIO));
 		if (has_demod)
-			v4l2_i2c_new_probed_subdev(&core->v4l2_dev,
+			v4l2_i2c_new_subdev(&core->v4l2_dev,
 				&core->i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+				0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
 		if (core->board.tuner_addr == ADDR_UNSET) {
-			v4l2_i2c_new_probed_subdev(&core->v4l2_dev,
+			v4l2_i2c_new_subdev(&core->v4l2_dev,
 				&core->i2c_adap, "tuner", "tuner",
-				has_demod ? tv_addrs + 4 : tv_addrs);
+				0, has_demod ? tv_addrs + 4 : tv_addrs);
 		} else {
 			v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
-				"tuner", "tuner", core->board.tuner_addr);
+				"tuner", "tuner", core->board.tuner_addr, NULL);
 		}
 	}
 
diff --git a/drivers/media/video/cx88/cx88-dvb.c b/drivers/media/video/cx88/cx88-dvb.c
index 6e5d142b5b00..518bcfe18bcb 100644
--- a/drivers/media/video/cx88/cx88-dvb.c
+++ b/drivers/media/video/cx88/cx88-dvb.c
@@ -1350,7 +1350,7 @@ static struct cx8802_driver cx8802_dvb_driver = {
 	.advise_release = cx8802_dvb_advise_release,
 };
 
-static int dvb_init(void)
+static int __init dvb_init(void)
 {
 	printk(KERN_INFO "cx88/2: cx2388x dvb driver version %d.%d.%d loaded\n",
 	       (CX88_VERSION_CODE >> 16) & 0xff,
@@ -1363,7 +1363,7 @@ static int dvb_init(void)
 	return cx8802_register_driver(&cx8802_dvb_driver);
 }
 
-static void dvb_fini(void)
+static void __exit dvb_fini(void)
 {
 	cx8802_unregister_driver(&cx8802_dvb_driver);
 }
diff --git a/drivers/media/video/cx88/cx88-mpeg.c b/drivers/media/video/cx88/cx88-mpeg.c
index 7172dcf2a4fa..de9ff0fc741f 100644
--- a/drivers/media/video/cx88/cx88-mpeg.c
+++ b/drivers/media/video/cx88/cx88-mpeg.c
@@ -870,7 +870,7 @@ static struct pci_driver cx8802_pci_driver = {
 	.remove   = __devexit_p(cx8802_remove),
 };
 
-static int cx8802_init(void)
+static int __init cx8802_init(void)
 {
 	printk(KERN_INFO "cx88/2: cx2388x MPEG-TS Driver Manager version %d.%d.%d loaded\n",
 	       (CX88_VERSION_CODE >> 16) & 0xff,
@@ -883,7 +883,7 @@ static int cx8802_init(void)
 	return pci_register_driver(&cx8802_pci_driver);
 }
 
-static void cx8802_fini(void)
+static void __exit cx8802_fini(void)
 {
 	pci_unregister_driver(&cx8802_pci_driver);
 }
diff --git a/drivers/media/video/cx88/cx88-video.c b/drivers/media/video/cx88/cx88-video.c
index 2bb54c3ef5cd..57e6b1241090 100644
--- a/drivers/media/video/cx88/cx88-video.c
+++ b/drivers/media/video/cx88/cx88-video.c
@@ -1881,14 +1881,14 @@ static int __devinit cx8800_initdev(struct pci_dev *pci_dev,
 
 	if (core->board.audio_chip == V4L2_IDENT_WM8775)
 		v4l2_i2c_new_subdev(&core->v4l2_dev, &core->i2c_adap,
-				"wm8775", "wm8775", 0x36 >> 1);
+				"wm8775", "wm8775", 0x36 >> 1, NULL);
 
 	if (core->board.audio_chip == V4L2_IDENT_TVAUDIO) {
 		/* This probes for a tda9874 as is used on some
 		   Pixelview Ultra boards. */
-		v4l2_i2c_new_probed_subdev_addr(&core->v4l2_dev,
+		v4l2_i2c_new_subdev(&core->v4l2_dev,
 				&core->i2c_adap,
-				"tvaudio", "tvaudio", 0xb0 >> 1);
+				"tvaudio", "tvaudio", 0, I2C_ADDRS(0xb0 >> 1));
 	}
 
 	switch (core->boardnr) {
@@ -2113,7 +2113,7 @@ static struct pci_driver cx8800_pci_driver = {
 #endif
 };
 
-static int cx8800_init(void)
+static int __init cx8800_init(void)
 {
 	printk(KERN_INFO "cx88/0: cx2388x v4l2 driver version %d.%d.%d loaded\n",
 	       (CX88_VERSION_CODE >> 16) & 0xff,
@@ -2126,7 +2126,7 @@ static int cx8800_init(void)
 	return pci_register_driver(&cx8800_pci_driver);
 }
 
-static void cx8800_fini(void)
+static void __exit cx8800_fini(void)
 {
 	pci_unregister_driver(&cx8800_pci_driver);
 }
diff --git a/drivers/media/video/dabusb.c b/drivers/media/video/dabusb.c
index 0664d111085f..ee43876adb06 100644
--- a/drivers/media/video/dabusb.c
+++ b/drivers/media/video/dabusb.c
@@ -748,14 +748,14 @@ static const struct file_operations dabusb_fops =
 	.release =	dabusb_release,
 };
 
-static char *dabusb_nodename(struct device *dev)
+static char *dabusb_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
 }
 
 static struct usb_class_driver dabusb_class = {
 	.name =		"dabusb%d",
-	.nodename =	dabusb_nodename,
+	.devnode =	dabusb_devnode,
 	.fops =		&dabusb_fops,
 	.minor_base =	DABUSB_MINOR,
 };
diff --git a/drivers/media/video/davinci/Makefile b/drivers/media/video/davinci/Makefile
new file mode 100644
index 000000000000..1a8b8f3f182e
--- /dev/null
+++ b/drivers/media/video/davinci/Makefile
@@ -0,0 +1,17 @@
+#
+# Makefile for the davinci video device drivers.
+#
+
+# VPIF
+obj-$(CONFIG_VIDEO_DAVINCI_VPIF) += vpif.o
+
+#DM646x EVM Display driver
+obj-$(CONFIG_DISPLAY_DAVINCI_DM646X_EVM) += vpif_display.o
+#DM646x EVM Capture driver
+obj-$(CONFIG_CAPTURE_DAVINCI_DM646X_EVM) += vpif_capture.o
+
+# Capture: DM6446 and DM355
+obj-$(CONFIG_VIDEO_VPSS_SYSTEM) += vpss.o
+obj-$(CONFIG_VIDEO_VPFE_CAPTURE) += vpfe_capture.o
+obj-$(CONFIG_VIDEO_DM6446_CCDC) += dm644x_ccdc.o
+obj-$(CONFIG_VIDEO_DM355_CCDC) += dm355_ccdc.o
diff --git a/drivers/media/video/davinci/ccdc_hw_device.h b/drivers/media/video/davinci/ccdc_hw_device.h
new file mode 100644
index 000000000000..86b9b3518965
--- /dev/null
+++ b/drivers/media/video/davinci/ccdc_hw_device.h
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * ccdc device API
+ */
+#ifndef _CCDC_HW_DEVICE_H
+#define _CCDC_HW_DEVICE_H
+
+#ifdef __KERNEL__
+#include <linux/videodev2.h>
+#include <linux/device.h>
+#include <media/davinci/vpfe_types.h>
+#include <media/davinci/ccdc_types.h>
+
+/*
+ * ccdc hw operations
+ */
+struct ccdc_hw_ops {
+	/* Pointer to initialize function to initialize ccdc device */
+	int (*open) (struct device *dev);
+	/* Pointer to deinitialize function */
+	int (*close) (struct device *dev);
+	/* set ccdc base address */
+	void (*set_ccdc_base)(void *base, int size);
+	/* Pointer to function to enable or disable ccdc */
+	void (*enable) (int en);
+	/* reset sbl. only for 6446 */
+	void (*reset) (void);
+	/* enable output to sdram */
+	void (*enable_out_to_sdram) (int en);
+	/* Pointer to function to set hw parameters */
+	int (*set_hw_if_params) (struct vpfe_hw_if_param *param);
+	/* get interface parameters */
+	int (*get_hw_if_params) (struct vpfe_hw_if_param *param);
+	/*
+	 * Pointer to function to set parameters. Used
+	 * for implementing VPFE_S_CCDC_PARAMS
+	 */
+	int (*set_params) (void *params);
+	/*
+	 * Pointer to function to get parameter. Used
+	 * for implementing VPFE_G_CCDC_PARAMS
+	 */
+	int (*get_params) (void *params);
+	/* Pointer to function to configure ccdc */
+	int (*configure) (void);
+
+	/* Pointer to function to set buffer type */
+	int (*set_buftype) (enum ccdc_buftype buf_type);
+	/* Pointer to function to get buffer type */
+	enum ccdc_buftype (*get_buftype) (void);
+	/* Pointer to function to set frame format */
+	int (*set_frame_format) (enum ccdc_frmfmt frm_fmt);
+	/* Pointer to function to get frame format */
+	enum ccdc_frmfmt (*get_frame_format) (void);
+	/* enumerate hw pix formats */
+	int (*enum_pix)(u32 *hw_pix, int i);
+	/* Pointer to function to set buffer type */
+	u32 (*get_pixel_format) (void);
+	/* Pointer to function to get pixel format. */
+	int (*set_pixel_format) (u32 pixfmt);
+	/* Pointer to function to set image window */
+	int (*set_image_window) (struct v4l2_rect *win);
+	/* Pointer to function to set image window */
+	void (*get_image_window) (struct v4l2_rect *win);
+	/* Pointer to function to get line length */
+	unsigned int (*get_line_length) (void);
+
+	/* Query CCDC control IDs */
+	int (*queryctrl)(struct v4l2_queryctrl *qctrl);
+	/* Set CCDC control */
+	int (*set_control)(struct v4l2_control *ctrl);
+	/* Get CCDC control */
+	int (*get_control)(struct v4l2_control *ctrl);
+
+	/* Pointer to function to set frame buffer address */
+	void (*setfbaddr) (unsigned long addr);
+	/* Pointer to function to get field id */
+	int (*getfid) (void);
+};
+
+struct ccdc_hw_device {
+	/* ccdc device name */
+	char name[32];
+	/* module owner */
+	struct module *owner;
+	/* hw ops */
+	struct ccdc_hw_ops hw_ops;
+};
+
+/* Used by CCDC module to register & unregister with vpfe capture driver */
+int vpfe_register_ccdc_device(struct ccdc_hw_device *dev);
+void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev);
+
+#endif
+#endif
diff --git a/drivers/media/video/davinci/dm355_ccdc.c b/drivers/media/video/davinci/dm355_ccdc.c
new file mode 100644
index 000000000000..4629cabe3f28
--- /dev/null
+++ b/drivers/media/video/davinci/dm355_ccdc.c
@@ -0,0 +1,978 @@
+/*
+ * Copyright (C) 2005-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * CCDC hardware module for DM355
+ * ------------------------------
+ *
+ * This module is for configuring DM355 CCD controller of VPFE to capture
+ * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules
+ * such as Defect Pixel Correction, Color Space Conversion etc to
+ * pre-process the Bayer RGB data, before writing it to SDRAM. This
+ * module also allows application to configure individual
+ * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL.
+ * To do so, application include dm355_ccdc.h and vpfe_capture.h header
+ * files. The setparams() API is called by vpfe_capture driver
+ * to configure module parameters
+ *
+ * TODO: 1) Raw bayer parameter settings and bayer capture
+ * 	 2) Split module parameter structure to module specific ioctl structs
+ *	 3) add support for lense shading correction
+ *	 4) investigate if enum used for user space type definition
+ * 	    to be replaced by #defines or integer
+ */
+#include <linux/platform_device.h>
+#include <linux/uaccess.h>
+#include <linux/videodev2.h>
+#include <media/davinci/dm355_ccdc.h>
+#include <media/davinci/vpss.h>
+#include "dm355_ccdc_regs.h"
+#include "ccdc_hw_device.h"
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("CCDC Driver for DM355");
+MODULE_AUTHOR("Texas Instruments");
+
+static struct device *dev;
+
+/* Object for CCDC raw mode */
+static struct ccdc_params_raw ccdc_hw_params_raw = {
+	.pix_fmt = CCDC_PIXFMT_RAW,
+	.frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
+	.win = CCDC_WIN_VGA,
+	.fid_pol = VPFE_PINPOL_POSITIVE,
+	.vd_pol = VPFE_PINPOL_POSITIVE,
+	.hd_pol = VPFE_PINPOL_POSITIVE,
+	.gain = {
+		.r_ye = 256,
+		.gb_g = 256,
+		.gr_cy = 256,
+		.b_mg = 256
+	},
+	.config_params = {
+		.datasft = 2,
+		.data_sz = CCDC_DATA_10BITS,
+		.mfilt1 = CCDC_NO_MEDIAN_FILTER1,
+		.mfilt2 = CCDC_NO_MEDIAN_FILTER2,
+		.alaw = {
+			.gama_wd = 2,
+		},
+		.blk_clamp = {
+			.sample_pixel = 1,
+			.dc_sub = 25
+		},
+		.col_pat_field0 = {
+			.olop = CCDC_GREEN_BLUE,
+			.olep = CCDC_BLUE,
+			.elop = CCDC_RED,
+			.elep = CCDC_GREEN_RED
+		},
+		.col_pat_field1 = {
+			.olop = CCDC_GREEN_BLUE,
+			.olep = CCDC_BLUE,
+			.elop = CCDC_RED,
+			.elep = CCDC_GREEN_RED
+		},
+	},
+};
+
+
+/* Object for CCDC ycbcr mode */
+static struct ccdc_params_ycbcr ccdc_hw_params_ycbcr = {
+	.win = CCDC_WIN_PAL,
+	.pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
+	.frm_fmt = CCDC_FRMFMT_INTERLACED,
+	.fid_pol = VPFE_PINPOL_POSITIVE,
+	.vd_pol = VPFE_PINPOL_POSITIVE,
+	.hd_pol = VPFE_PINPOL_POSITIVE,
+	.bt656_enable = 1,
+	.pix_order = CCDC_PIXORDER_CBYCRY,
+	.buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
+};
+
+static enum vpfe_hw_if_type ccdc_if_type;
+static void *__iomem ccdc_base_addr;
+static int ccdc_addr_size;
+
+/* Raw Bayer formats */
+static u32 ccdc_raw_bayer_pix_formats[] =
+		{V4L2_PIX_FMT_SBGGR8, V4L2_PIX_FMT_SBGGR16};
+
+/* Raw YUV formats */
+static u32 ccdc_raw_yuv_pix_formats[] =
+		{V4L2_PIX_FMT_UYVY, V4L2_PIX_FMT_YUYV};
+
+/* register access routines */
+static inline u32 regr(u32 offset)
+{
+	return __raw_readl(ccdc_base_addr + offset);
+}
+
+static inline void regw(u32 val, u32 offset)
+{
+	__raw_writel(val, ccdc_base_addr + offset);
+}
+
+static void ccdc_set_ccdc_base(void *addr, int size)
+{
+	ccdc_base_addr = addr;
+	ccdc_addr_size = size;
+}
+
+static void ccdc_enable(int en)
+{
+	unsigned int temp;
+	temp = regr(SYNCEN);
+	temp &= (~CCDC_SYNCEN_VDHDEN_MASK);
+	temp |= (en & CCDC_SYNCEN_VDHDEN_MASK);
+	regw(temp, SYNCEN);
+}
+
+static void ccdc_enable_output_to_sdram(int en)
+{
+	unsigned int temp;
+	temp = regr(SYNCEN);
+	temp &= (~(CCDC_SYNCEN_WEN_MASK));
+	temp |= ((en << CCDC_SYNCEN_WEN_SHIFT) & CCDC_SYNCEN_WEN_MASK);
+	regw(temp, SYNCEN);
+}
+
+static void ccdc_config_gain_offset(void)
+{
+	/* configure gain */
+	regw(ccdc_hw_params_raw.gain.r_ye, RYEGAIN);
+	regw(ccdc_hw_params_raw.gain.gr_cy, GRCYGAIN);
+	regw(ccdc_hw_params_raw.gain.gb_g, GBGGAIN);
+	regw(ccdc_hw_params_raw.gain.b_mg, BMGGAIN);
+	/* configure offset */
+	regw(ccdc_hw_params_raw.ccdc_offset, OFFSET);
+}
+
+/*
+ * ccdc_restore_defaults()
+ * This function restore power on defaults in the ccdc registers
+ */
+static int ccdc_restore_defaults(void)
+{
+	int i;
+
+	dev_dbg(dev, "\nstarting ccdc_restore_defaults...");
+	/* set all registers to zero */
+	for (i = 0; i <= CCDC_REG_LAST; i += 4)
+		regw(0, i);
+
+	/* now override the values with power on defaults in registers */
+	regw(MODESET_DEFAULT, MODESET);
+	/* no culling support */
+	regw(CULH_DEFAULT, CULH);
+	regw(CULV_DEFAULT, CULV);
+	/* Set default Gain and Offset */
+	ccdc_hw_params_raw.gain.r_ye = GAIN_DEFAULT;
+	ccdc_hw_params_raw.gain.gb_g = GAIN_DEFAULT;
+	ccdc_hw_params_raw.gain.gr_cy = GAIN_DEFAULT;
+	ccdc_hw_params_raw.gain.b_mg = GAIN_DEFAULT;
+	ccdc_config_gain_offset();
+	regw(OUTCLIP_DEFAULT, OUTCLIP);
+	regw(LSCCFG2_DEFAULT, LSCCFG2);
+	/* select ccdc input */
+	if (vpss_select_ccdc_source(VPSS_CCDCIN)) {
+		dev_dbg(dev, "\ncouldn't select ccdc input source");
+		return -EFAULT;
+	}
+	/* select ccdc clock */
+	if (vpss_enable_clock(VPSS_CCDC_CLOCK, 1) < 0) {
+		dev_dbg(dev, "\ncouldn't enable ccdc clock");
+		return -EFAULT;
+	}
+	dev_dbg(dev, "\nEnd of ccdc_restore_defaults...");
+	return 0;
+}
+
+static int ccdc_open(struct device *device)
+{
+	dev = device;
+	return ccdc_restore_defaults();
+}
+
+static int ccdc_close(struct device *device)
+{
+	/* disable clock */
+	vpss_enable_clock(VPSS_CCDC_CLOCK, 0);
+	/* do nothing for now */
+	return 0;
+}
+/*
+ * ccdc_setwin()
+ * This function will configure the window size to
+ * be capture in CCDC reg.
+ */
+static void ccdc_setwin(struct v4l2_rect *image_win,
+			enum ccdc_frmfmt frm_fmt, int ppc)
+{
+	int horz_start, horz_nr_pixels;
+	int vert_start, vert_nr_lines;
+	int mid_img = 0;
+
+	dev_dbg(dev, "\nStarting ccdc_setwin...");
+
+	/*
+	 * ppc - per pixel count. indicates how many pixels per cell
+	 * output to SDRAM. example, for ycbcr, it is one y and one c, so 2.
+	 * raw capture this is 1
+	 */
+	horz_start = image_win->left << (ppc - 1);
+	horz_nr_pixels = ((image_win->width) << (ppc - 1)) - 1;
+
+	/* Writing the horizontal info into the registers */
+	regw(horz_start, SPH);
+	regw(horz_nr_pixels, NPH);
+	vert_start = image_win->top;
+
+	if (frm_fmt == CCDC_FRMFMT_INTERLACED) {
+		vert_nr_lines = (image_win->height >> 1) - 1;
+		vert_start >>= 1;
+		/* Since first line doesn't have any data */
+		vert_start += 1;
+		/* configure VDINT0 and VDINT1 */
+		regw(vert_start, VDINT0);
+	} else {
+		/* Since first line doesn't have any data */
+		vert_start += 1;
+		vert_nr_lines = image_win->height - 1;
+		/* configure VDINT0 and VDINT1 */
+		mid_img = vert_start + (image_win->height / 2);
+		regw(vert_start, VDINT0);
+		regw(mid_img, VDINT1);
+	}
+	regw(vert_start & CCDC_START_VER_ONE_MASK, SLV0);
+	regw(vert_start & CCDC_START_VER_TWO_MASK, SLV1);
+	regw(vert_nr_lines & CCDC_NUM_LINES_VER, NLV);
+	dev_dbg(dev, "\nEnd of ccdc_setwin...");
+}
+
+static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
+{
+	if (ccdcparam->datasft < CCDC_DATA_NO_SHIFT ||
+	    ccdcparam->datasft > CCDC_DATA_SHIFT_6BIT) {
+		dev_dbg(dev, "Invalid value of data shift\n");
+		return -EINVAL;
+	}
+
+	if (ccdcparam->mfilt1 < CCDC_NO_MEDIAN_FILTER1 ||
+	    ccdcparam->mfilt1 > CCDC_MEDIAN_FILTER1) {
+		dev_dbg(dev, "Invalid value of median filter1\n");
+		return -EINVAL;
+	}
+
+	if (ccdcparam->mfilt2 < CCDC_NO_MEDIAN_FILTER2 ||
+	    ccdcparam->mfilt2 > CCDC_MEDIAN_FILTER2) {
+		dev_dbg(dev, "Invalid value of median filter2\n");
+		return -EINVAL;
+	}
+
+	if ((ccdcparam->med_filt_thres < 0) ||
+	   (ccdcparam->med_filt_thres > CCDC_MED_FILT_THRESH)) {
+		dev_dbg(dev, "Invalid value of median filter thresold\n");
+		return -EINVAL;
+	}
+
+	if (ccdcparam->data_sz < CCDC_DATA_16BITS ||
+	    ccdcparam->data_sz > CCDC_DATA_8BITS) {
+		dev_dbg(dev, "Invalid value of data size\n");
+		return -EINVAL;
+	}
+
+	if (ccdcparam->alaw.enable) {
+		if (ccdcparam->alaw.gama_wd < CCDC_GAMMA_BITS_13_4 ||
+		    ccdcparam->alaw.gama_wd > CCDC_GAMMA_BITS_09_0) {
+			dev_dbg(dev, "Invalid value of ALAW\n");
+			return -EINVAL;
+		}
+	}
+
+	if (ccdcparam->blk_clamp.b_clamp_enable) {
+		if (ccdcparam->blk_clamp.sample_pixel < CCDC_SAMPLE_1PIXELS ||
+		    ccdcparam->blk_clamp.sample_pixel > CCDC_SAMPLE_16PIXELS) {
+			dev_dbg(dev, "Invalid value of sample pixel\n");
+			return -EINVAL;
+		}
+		if (ccdcparam->blk_clamp.sample_ln < CCDC_SAMPLE_1LINES ||
+		    ccdcparam->blk_clamp.sample_ln > CCDC_SAMPLE_16LINES) {
+			dev_dbg(dev, "Invalid value of sample lines\n");
+			return -EINVAL;
+		}
+	}
+	return 0;
+}
+
+/* Parameter operations */
+static int ccdc_set_params(void __user *params)
+{
+	struct ccdc_config_params_raw ccdc_raw_params;
+	int x;
+
+	/* only raw module parameters can be set through the IOCTL */
+	if (ccdc_if_type != VPFE_RAW_BAYER)
+		return -EINVAL;
+
+	x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params));
+	if (x) {
+		dev_dbg(dev, "ccdc_set_params: error in copying ccdc"
+			"params, %d\n", x);
+		return -EFAULT;
+	}
+
+	if (!validate_ccdc_param(&ccdc_raw_params)) {
+		memcpy(&ccdc_hw_params_raw.config_params,
+			&ccdc_raw_params,
+			sizeof(ccdc_raw_params));
+		return 0;
+	}
+	return -EINVAL;
+}
+
+/* This function will configure CCDC for YCbCr video capture */
+static void ccdc_config_ycbcr(void)
+{
+	struct ccdc_params_ycbcr *params = &ccdc_hw_params_ycbcr;
+	u32 temp;
+
+	/* first set the CCDC power on defaults values in all registers */
+	dev_dbg(dev, "\nStarting ccdc_config_ycbcr...");
+	ccdc_restore_defaults();
+
+	/* configure pixel format & video frame format */
+	temp = (((params->pix_fmt & CCDC_INPUT_MODE_MASK) <<
+		CCDC_INPUT_MODE_SHIFT) |
+		((params->frm_fmt & CCDC_FRM_FMT_MASK) <<
+		CCDC_FRM_FMT_SHIFT));
+
+	/* setup BT.656 sync mode */
+	if (params->bt656_enable) {
+		regw(CCDC_REC656IF_BT656_EN, REC656IF);
+		/*
+		 * configure the FID, VD, HD pin polarity fld,hd pol positive,
+		 * vd negative, 8-bit pack mode
+		 */
+		temp |= CCDC_VD_POL_NEGATIVE;
+	} else {		/* y/c external sync mode */
+		temp |= (((params->fid_pol & CCDC_FID_POL_MASK) <<
+			CCDC_FID_POL_SHIFT) |
+			((params->hd_pol & CCDC_HD_POL_MASK) <<
+			CCDC_HD_POL_SHIFT) |
+			((params->vd_pol & CCDC_VD_POL_MASK) <<
+			CCDC_VD_POL_SHIFT));
+	}
+
+	/* pack the data to 8-bit */
+	temp |= CCDC_DATA_PACK_ENABLE;
+
+	regw(temp, MODESET);
+
+	/* configure video window */
+	ccdc_setwin(&params->win, params->frm_fmt, 2);
+
+	/* configure the order of y cb cr in SD-RAM */
+	temp = (params->pix_order << CCDC_Y8POS_SHIFT);
+	temp |= CCDC_LATCH_ON_VSYNC_DISABLE | CCDC_CCDCFG_FIDMD_NO_LATCH_VSYNC;
+	regw(temp, CCDCFG);
+
+	/*
+	 * configure the horizontal line offset. This is done by rounding up
+	 * width to a multiple of 16 pixels and multiply by two to account for
+	 * y:cb:cr 4:2:2 data
+	 */
+	regw(((params->win.width * 2 + 31) >> 5), HSIZE);
+
+	/* configure the memory line offset */
+	if (params->buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED) {
+		/* two fields are interleaved in memory */
+		regw(CCDC_SDOFST_FIELD_INTERLEAVED, SDOFST);
+	}
+
+	dev_dbg(dev, "\nEnd of ccdc_config_ycbcr...\n");
+}
+
+/*
+ * ccdc_config_black_clamp()
+ * configure parameters for Optical Black Clamp
+ */
+static void ccdc_config_black_clamp(struct ccdc_black_clamp *bclamp)
+{
+	u32 val;
+
+	if (!bclamp->b_clamp_enable) {
+		/* configure DCSub */
+		regw(bclamp->dc_sub & CCDC_BLK_DC_SUB_MASK, DCSUB);
+		regw(0x0000, CLAMP);
+		return;
+	}
+	/* Enable the Black clamping, set sample lines and pixels */
+	val = (bclamp->start_pixel & CCDC_BLK_ST_PXL_MASK) |
+	      ((bclamp->sample_pixel & CCDC_BLK_SAMPLE_LN_MASK) <<
+		CCDC_BLK_SAMPLE_LN_SHIFT) | CCDC_BLK_CLAMP_ENABLE;
+	regw(val, CLAMP);
+
+	/* If Black clamping is enable then make dcsub 0 */
+	val = (bclamp->sample_ln & CCDC_NUM_LINE_CALC_MASK)
+			<< CCDC_NUM_LINE_CALC_SHIFT;
+	regw(val, DCSUB);
+}
+
+/*
+ * ccdc_config_black_compense()
+ * configure parameters for Black Compensation
+ */
+static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp)
+{
+	u32 val;
+
+	val = (bcomp->b & CCDC_BLK_COMP_MASK) |
+		((bcomp->gb & CCDC_BLK_COMP_MASK) <<
+		CCDC_BLK_COMP_GB_COMP_SHIFT);
+	regw(val, BLKCMP1);
+
+	val = ((bcomp->gr & CCDC_BLK_COMP_MASK) <<
+		CCDC_BLK_COMP_GR_COMP_SHIFT) |
+		((bcomp->r & CCDC_BLK_COMP_MASK) <<
+		CCDC_BLK_COMP_R_COMP_SHIFT);
+	regw(val, BLKCMP0);
+}
+
+/*
+ * ccdc_write_dfc_entry()
+ * write an entry in the dfc table.
+ */
+int ccdc_write_dfc_entry(int index, struct ccdc_vertical_dft *dfc)
+{
+/* TODO This is to be re-visited and adjusted */
+#define DFC_WRITE_WAIT_COUNT	1000
+	u32 val, count = DFC_WRITE_WAIT_COUNT;
+
+	regw(dfc->dft_corr_vert[index], DFCMEM0);
+	regw(dfc->dft_corr_horz[index], DFCMEM1);
+	regw(dfc->dft_corr_sub1[index], DFCMEM2);
+	regw(dfc->dft_corr_sub2[index], DFCMEM3);
+	regw(dfc->dft_corr_sub3[index], DFCMEM4);
+	/* set WR bit to write */
+	val = regr(DFCMEMCTL) | CCDC_DFCMEMCTL_DFCMWR_MASK;
+	regw(val, DFCMEMCTL);
+
+	/*
+	 * Assume, it is very short. If we get an error, we need to
+	 * adjust this value
+	 */
+	while (regr(DFCMEMCTL) & CCDC_DFCMEMCTL_DFCMWR_MASK)
+		count--;
+	/*
+	 * TODO We expect the count to be non-zero to be successful. Adjust
+	 * the count if write requires more time
+	 */
+
+	if (count) {
+		dev_err(dev, "defect table write timeout !!!\n");
+		return -1;
+	}
+	return 0;
+}
+
+/*
+ * ccdc_config_vdfc()
+ * configure parameters for Vertical Defect Correction
+ */
+static int ccdc_config_vdfc(struct ccdc_vertical_dft *dfc)
+{
+	u32 val;
+	int i;
+
+	/* Configure General Defect Correction. The table used is from IPIPE */
+	val = dfc->gen_dft_en & CCDC_DFCCTL_GDFCEN_MASK;
+
+	/* Configure Vertical Defect Correction if needed */
+	if (!dfc->ver_dft_en) {
+		/* Enable only General Defect Correction */
+		regw(val, DFCCTL);
+		return 0;
+	}
+
+	if (dfc->table_size > CCDC_DFT_TABLE_SIZE)
+		return -EINVAL;
+
+	val |= CCDC_DFCCTL_VDFC_DISABLE;
+	val |= (dfc->dft_corr_ctl.vdfcsl & CCDC_DFCCTL_VDFCSL_MASK) <<
+		CCDC_DFCCTL_VDFCSL_SHIFT;
+	val |= (dfc->dft_corr_ctl.vdfcuda & CCDC_DFCCTL_VDFCUDA_MASK) <<
+		CCDC_DFCCTL_VDFCUDA_SHIFT;
+	val |= (dfc->dft_corr_ctl.vdflsft & CCDC_DFCCTL_VDFLSFT_MASK) <<
+		CCDC_DFCCTL_VDFLSFT_SHIFT;
+	regw(val , DFCCTL);
+
+	/* clear address ptr to offset 0 */
+	val = CCDC_DFCMEMCTL_DFCMARST_MASK << CCDC_DFCMEMCTL_DFCMARST_SHIFT;
+
+	/* write defect table entries */
+	for (i = 0; i < dfc->table_size; i++) {
+		/* increment address for non zero index */
+		if (i != 0)
+			val = CCDC_DFCMEMCTL_INC_ADDR;
+		regw(val, DFCMEMCTL);
+		if (ccdc_write_dfc_entry(i, dfc) < 0)
+			return -EFAULT;
+	}
+
+	/* update saturation level and enable dfc */
+	regw(dfc->saturation_ctl & CCDC_VDC_DFCVSAT_MASK, DFCVSAT);
+	val = regr(DFCCTL) | (CCDC_DFCCTL_VDFCEN_MASK <<
+			CCDC_DFCCTL_VDFCEN_SHIFT);
+	regw(val, DFCCTL);
+	return 0;
+}
+
+/*
+ * ccdc_config_csc()
+ * configure parameters for color space conversion
+ * Each register CSCM0-7 has two values in S8Q5 format.
+ */
+static void ccdc_config_csc(struct ccdc_csc *csc)
+{
+	u32 val1, val2;
+	int i;
+
+	if (!csc->enable)
+		return;
+
+	/* Enable the CSC sub-module */
+	regw(CCDC_CSC_ENABLE, CSCCTL);
+
+	/* Converting the co-eff as per the format of the register */
+	for (i = 0; i < CCDC_CSC_COEFF_TABLE_SIZE; i++) {
+		if ((i % 2) == 0) {
+			/* CSCM - LSB */
+			val1 = (csc->coeff[i].integer &
+				CCDC_CSC_COEF_INTEG_MASK)
+				<< CCDC_CSC_COEF_INTEG_SHIFT;
+			/*
+			 * convert decimal part to binary. Use 2 decimal
+			 * precision, user values range from .00 - 0.99
+			 */
+			val1 |= (((csc->coeff[i].decimal &
+				CCDC_CSC_COEF_DECIMAL_MASK) *
+				CCDC_CSC_DEC_MAX) / 100);
+		} else {
+
+			/* CSCM - MSB */
+			val2 = (csc->coeff[i].integer &
+				CCDC_CSC_COEF_INTEG_MASK)
+				<< CCDC_CSC_COEF_INTEG_SHIFT;
+			val2 |= (((csc->coeff[i].decimal &
+				 CCDC_CSC_COEF_DECIMAL_MASK) *
+				 CCDC_CSC_DEC_MAX) / 100);
+			val2 <<= CCDC_CSCM_MSB_SHIFT;
+			val2 |= val1;
+			regw(val2, (CSCM0 + ((i - 1) << 1)));
+		}
+	}
+}
+
+/*
+ * ccdc_config_color_patterns()
+ * configure parameters for color patterns
+ */
+static void ccdc_config_color_patterns(struct ccdc_col_pat *pat0,
+				       struct ccdc_col_pat *pat1)
+{
+	u32 val;
+
+	val = (pat0->olop | (pat0->olep << 2) | (pat0->elop << 4) |
+		(pat0->elep << 6) | (pat1->olop << 8) | (pat1->olep << 10) |
+		(pat1->elop << 12) | (pat1->elep << 14));
+	regw(val, COLPTN);
+}
+
+/* This function will configure CCDC for Raw mode image capture */
+static int ccdc_config_raw(void)
+{
+	struct ccdc_params_raw *params = &ccdc_hw_params_raw;
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int val;
+
+	dev_dbg(dev, "\nStarting ccdc_config_raw...");
+
+	/* restore power on defaults to register */
+	ccdc_restore_defaults();
+
+	/* CCDCFG register:
+	 * set CCD Not to swap input since input is RAW data
+	 * set FID detection function to Latch at V-Sync
+	 * set WENLOG - ccdc valid area to AND
+	 * set TRGSEL to WENBIT
+	 * set EXTRG to DISABLE
+	 * disable latching function on VSYNC - shadowed registers
+	 */
+	regw(CCDC_YCINSWP_RAW | CCDC_CCDCFG_FIDMD_LATCH_VSYNC |
+	     CCDC_CCDCFG_WENLOG_AND | CCDC_CCDCFG_TRGSEL_WEN |
+	     CCDC_CCDCFG_EXTRG_DISABLE | CCDC_LATCH_ON_VSYNC_DISABLE, CCDCFG);
+
+	/*
+	 * Set VDHD direction to input,  input type to raw input
+	 * normal data polarity, do not use external WEN
+	 */
+	val = (CCDC_VDHDOUT_INPUT | CCDC_RAW_IP_MODE | CCDC_DATAPOL_NORMAL |
+		CCDC_EXWEN_DISABLE);
+
+	/*
+	 * Configure the vertical sync polarity (MODESET.VDPOL), horizontal
+	 * sync polarity (MODESET.HDPOL), field id polarity (MODESET.FLDPOL),
+	 * frame format(progressive or interlace), & pixel format (Input mode)
+	 */
+	val |= (((params->vd_pol & CCDC_VD_POL_MASK) << CCDC_VD_POL_SHIFT) |
+		((params->hd_pol & CCDC_HD_POL_MASK) << CCDC_HD_POL_SHIFT) |
+		((params->fid_pol & CCDC_FID_POL_MASK) << CCDC_FID_POL_SHIFT) |
+		((params->frm_fmt & CCDC_FRM_FMT_MASK) << CCDC_FRM_FMT_SHIFT) |
+		((params->pix_fmt & CCDC_PIX_FMT_MASK) << CCDC_PIX_FMT_SHIFT));
+
+	/* set pack for alaw compression */
+	if ((config_params->data_sz == CCDC_DATA_8BITS) ||
+	     config_params->alaw.enable)
+		val |= CCDC_DATA_PACK_ENABLE;
+
+	/* Configure for LPF */
+	if (config_params->lpf_enable)
+		val |= (config_params->lpf_enable & CCDC_LPF_MASK) <<
+			CCDC_LPF_SHIFT;
+
+	/* Configure the data shift */
+	val |= (config_params->datasft & CCDC_DATASFT_MASK) <<
+		CCDC_DATASFT_SHIFT;
+	regw(val , MODESET);
+	dev_dbg(dev, "\nWriting 0x%x to MODESET...\n", val);
+
+	/* Configure the Median Filter threshold */
+	regw((config_params->med_filt_thres) & CCDC_MED_FILT_THRESH, MEDFILT);
+
+	/* Configure GAMMAWD register. defaur 11-2, and Mosaic cfa pattern */
+	val = CCDC_GAMMA_BITS_11_2 << CCDC_GAMMAWD_INPUT_SHIFT |
+		CCDC_CFA_MOSAIC;
+
+	/* Enable and configure aLaw register if needed */
+	if (config_params->alaw.enable) {
+		val |= (CCDC_ALAW_ENABLE |
+			((config_params->alaw.gama_wd &
+			CCDC_ALAW_GAMA_WD_MASK) <<
+			CCDC_GAMMAWD_INPUT_SHIFT));
+	}
+
+	/* Configure Median filter1 & filter2 */
+	val |= ((config_params->mfilt1 << CCDC_MFILT1_SHIFT) |
+		(config_params->mfilt2 << CCDC_MFILT2_SHIFT));
+
+	regw(val, GAMMAWD);
+	dev_dbg(dev, "\nWriting 0x%x to GAMMAWD...\n", val);
+
+	/* configure video window */
+	ccdc_setwin(&params->win, params->frm_fmt, 1);
+
+	/* Optical Clamp Averaging */
+	ccdc_config_black_clamp(&config_params->blk_clamp);
+
+	/* Black level compensation */
+	ccdc_config_black_compense(&config_params->blk_comp);
+
+	/* Vertical Defect Correction if needed */
+	if (ccdc_config_vdfc(&config_params->vertical_dft) < 0)
+		return -EFAULT;
+
+	/* color space conversion */
+	ccdc_config_csc(&config_params->csc);
+
+	/* color pattern */
+	ccdc_config_color_patterns(&config_params->col_pat_field0,
+				   &config_params->col_pat_field1);
+
+	/* Configure the Gain  & offset control */
+	ccdc_config_gain_offset();
+
+	dev_dbg(dev, "\nWriting %x to COLPTN...\n", val);
+
+	/* Configure DATAOFST  register */
+	val = (config_params->data_offset.horz_offset & CCDC_DATAOFST_MASK) <<
+		CCDC_DATAOFST_H_SHIFT;
+	val |= (config_params->data_offset.vert_offset & CCDC_DATAOFST_MASK) <<
+		CCDC_DATAOFST_V_SHIFT;
+	regw(val, DATAOFST);
+
+	/* configuring HSIZE register */
+	val = (params->horz_flip_enable & CCDC_HSIZE_FLIP_MASK) <<
+		CCDC_HSIZE_FLIP_SHIFT;
+
+	/* If pack 8 is enable then 1 pixel will take 1 byte */
+	if ((config_params->data_sz == CCDC_DATA_8BITS) ||
+	     config_params->alaw.enable) {
+		val |= (((params->win.width) + 31) >> 5) &
+			CCDC_HSIZE_VAL_MASK;
+
+		/* adjust to multiple of 32 */
+		dev_dbg(dev, "\nWriting 0x%x to HSIZE...\n",
+		       (((params->win.width) + 31) >> 5) &
+			CCDC_HSIZE_VAL_MASK);
+	} else {
+		/* else one pixel will take 2 byte */
+		val |= (((params->win.width * 2) + 31) >> 5) &
+			CCDC_HSIZE_VAL_MASK;
+
+		dev_dbg(dev, "\nWriting 0x%x to HSIZE...\n",
+		       (((params->win.width * 2) + 31) >> 5) &
+			CCDC_HSIZE_VAL_MASK);
+	}
+	regw(val, HSIZE);
+
+	/* Configure SDOFST register */
+	if (params->frm_fmt == CCDC_FRMFMT_INTERLACED) {
+		if (params->image_invert_enable) {
+			/* For interlace inverse mode */
+			regw(CCDC_SDOFST_INTERLACE_INVERSE, SDOFST);
+			dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+				CCDC_SDOFST_INTERLACE_INVERSE);
+		} else {
+			/* For interlace non inverse mode */
+			regw(CCDC_SDOFST_INTERLACE_NORMAL, SDOFST);
+			dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+				CCDC_SDOFST_INTERLACE_NORMAL);
+		}
+	} else if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE) {
+		if (params->image_invert_enable) {
+			/* For progessive inverse mode */
+			regw(CCDC_SDOFST_PROGRESSIVE_INVERSE, SDOFST);
+			dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+				CCDC_SDOFST_PROGRESSIVE_INVERSE);
+		} else {
+			/* For progessive non inverse mode */
+			regw(CCDC_SDOFST_PROGRESSIVE_NORMAL, SDOFST);
+			dev_dbg(dev, "\nWriting %x to SDOFST...\n",
+				CCDC_SDOFST_PROGRESSIVE_NORMAL);
+		}
+	}
+	dev_dbg(dev, "\nend of ccdc_config_raw...");
+	return 0;
+}
+
+static int ccdc_configure(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		return ccdc_config_raw();
+	else
+		ccdc_config_ycbcr();
+	return 0;
+}
+
+static int ccdc_set_buftype(enum ccdc_buftype buf_type)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.buf_type = buf_type;
+	else
+		ccdc_hw_params_ycbcr.buf_type = buf_type;
+	return 0;
+}
+static enum ccdc_buftype ccdc_get_buftype(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		return ccdc_hw_params_raw.buf_type;
+	return ccdc_hw_params_ycbcr.buf_type;
+}
+
+static int ccdc_enum_pix(u32 *pix, int i)
+{
+	int ret = -EINVAL;
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		if (i < ARRAY_SIZE(ccdc_raw_bayer_pix_formats)) {
+			*pix = ccdc_raw_bayer_pix_formats[i];
+			ret = 0;
+		}
+	} else {
+		if (i < ARRAY_SIZE(ccdc_raw_yuv_pix_formats)) {
+			*pix = ccdc_raw_yuv_pix_formats[i];
+			ret = 0;
+		}
+	}
+	return ret;
+}
+
+static int ccdc_set_pixel_format(u32 pixfmt)
+{
+	struct ccdc_a_law *alaw =
+		&ccdc_hw_params_raw.config_params.alaw;
+
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		ccdc_hw_params_raw.pix_fmt = CCDC_PIXFMT_RAW;
+		if (pixfmt == V4L2_PIX_FMT_SBGGR8)
+			alaw->enable = 1;
+		else if (pixfmt != V4L2_PIX_FMT_SBGGR16)
+			return -EINVAL;
+	} else {
+		if (pixfmt == V4L2_PIX_FMT_YUYV)
+			ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
+		else if (pixfmt == V4L2_PIX_FMT_UYVY)
+			ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+		else
+			return -EINVAL;
+	}
+	return 0;
+}
+static u32 ccdc_get_pixel_format(void)
+{
+	struct ccdc_a_law *alaw =
+		&ccdc_hw_params_raw.config_params.alaw;
+	u32 pixfmt;
+
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		if (alaw->enable)
+			pixfmt = V4L2_PIX_FMT_SBGGR8;
+		else
+			pixfmt = V4L2_PIX_FMT_SBGGR16;
+	else {
+		if (ccdc_hw_params_ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
+			pixfmt = V4L2_PIX_FMT_YUYV;
+		else
+			pixfmt = V4L2_PIX_FMT_UYVY;
+	}
+	return pixfmt;
+}
+static int ccdc_set_image_window(struct v4l2_rect *win)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.win = *win;
+	else
+		ccdc_hw_params_ycbcr.win = *win;
+	return 0;
+}
+
+static void ccdc_get_image_window(struct v4l2_rect *win)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		*win = ccdc_hw_params_raw.win;
+	else
+		*win = ccdc_hw_params_ycbcr.win;
+}
+
+static unsigned int ccdc_get_line_length(void)
+{
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int len;
+
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		if ((config_params->alaw.enable) ||
+		    (config_params->data_sz == CCDC_DATA_8BITS))
+			len = ccdc_hw_params_raw.win.width;
+		else
+			len = ccdc_hw_params_raw.win.width * 2;
+	} else
+		len = ccdc_hw_params_ycbcr.win.width * 2;
+	return ALIGN(len, 32);
+}
+
+static int ccdc_set_frame_format(enum ccdc_frmfmt frm_fmt)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.frm_fmt = frm_fmt;
+	else
+		ccdc_hw_params_ycbcr.frm_fmt = frm_fmt;
+	return 0;
+}
+
+static enum ccdc_frmfmt ccdc_get_frame_format(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		return ccdc_hw_params_raw.frm_fmt;
+	else
+		return ccdc_hw_params_ycbcr.frm_fmt;
+}
+
+static int ccdc_getfid(void)
+{
+	return  (regr(MODESET) >> 15) & 1;
+}
+
+/* misc operations */
+static inline void ccdc_setfbaddr(unsigned long addr)
+{
+	regw((addr >> 21) & 0x007f, STADRH);
+	regw((addr >> 5) & 0x0ffff, STADRL);
+}
+
+static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params)
+{
+	ccdc_if_type = params->if_type;
+
+	switch (params->if_type) {
+	case VPFE_BT656:
+	case VPFE_YCBCR_SYNC_16:
+	case VPFE_YCBCR_SYNC_8:
+		ccdc_hw_params_ycbcr.vd_pol = params->vdpol;
+		ccdc_hw_params_ycbcr.hd_pol = params->hdpol;
+		break;
+	default:
+		/* TODO add support for raw bayer here */
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static struct ccdc_hw_device ccdc_hw_dev = {
+	.name = "DM355 CCDC",
+	.owner = THIS_MODULE,
+	.hw_ops = {
+		.open = ccdc_open,
+		.close = ccdc_close,
+		.set_ccdc_base = ccdc_set_ccdc_base,
+		.enable = ccdc_enable,
+		.enable_out_to_sdram = ccdc_enable_output_to_sdram,
+		.set_hw_if_params = ccdc_set_hw_if_params,
+		.set_params = ccdc_set_params,
+		.configure = ccdc_configure,
+		.set_buftype = ccdc_set_buftype,
+		.get_buftype = ccdc_get_buftype,
+		.enum_pix = ccdc_enum_pix,
+		.set_pixel_format = ccdc_set_pixel_format,
+		.get_pixel_format = ccdc_get_pixel_format,
+		.set_frame_format = ccdc_set_frame_format,
+		.get_frame_format = ccdc_get_frame_format,
+		.set_image_window = ccdc_set_image_window,
+		.get_image_window = ccdc_get_image_window,
+		.get_line_length = ccdc_get_line_length,
+		.setfbaddr = ccdc_setfbaddr,
+		.getfid = ccdc_getfid,
+	},
+};
+
+static int dm355_ccdc_init(void)
+{
+	printk(KERN_NOTICE "dm355_ccdc_init\n");
+	if (vpfe_register_ccdc_device(&ccdc_hw_dev) < 0)
+		return -1;
+	printk(KERN_NOTICE "%s is registered with vpfe.\n",
+		ccdc_hw_dev.name);
+	return 0;
+}
+
+static void dm355_ccdc_exit(void)
+{
+	vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+}
+
+module_init(dm355_ccdc_init);
+module_exit(dm355_ccdc_exit);
diff --git a/drivers/media/video/davinci/dm355_ccdc_regs.h b/drivers/media/video/davinci/dm355_ccdc_regs.h
new file mode 100644
index 000000000000..d6d2ef0533b5
--- /dev/null
+++ b/drivers/media/video/davinci/dm355_ccdc_regs.h
@@ -0,0 +1,310 @@
+/*
+ * Copyright (C) 2005-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _DM355_CCDC_REGS_H
+#define _DM355_CCDC_REGS_H
+
+/**************************************************************************\
+* Register OFFSET Definitions
+\**************************************************************************/
+#define SYNCEN				0x00
+#define MODESET				0x04
+#define HDWIDTH				0x08
+#define VDWIDTH				0x0c
+#define PPLN				0x10
+#define LPFR				0x14
+#define SPH				0x18
+#define NPH				0x1c
+#define SLV0				0x20
+#define SLV1				0x24
+#define NLV				0x28
+#define CULH				0x2c
+#define CULV				0x30
+#define HSIZE				0x34
+#define SDOFST				0x38
+#define STADRH				0x3c
+#define STADRL				0x40
+#define CLAMP				0x44
+#define DCSUB				0x48
+#define COLPTN				0x4c
+#define BLKCMP0				0x50
+#define BLKCMP1				0x54
+#define MEDFILT				0x58
+#define RYEGAIN				0x5c
+#define GRCYGAIN			0x60
+#define GBGGAIN				0x64
+#define BMGGAIN				0x68
+#define OFFSET				0x6c
+#define OUTCLIP				0x70
+#define VDINT0				0x74
+#define VDINT1				0x78
+#define RSV0				0x7c
+#define GAMMAWD				0x80
+#define REC656IF			0x84
+#define CCDCFG				0x88
+#define FMTCFG				0x8c
+#define FMTPLEN				0x90
+#define FMTSPH				0x94
+#define FMTLNH				0x98
+#define FMTSLV				0x9c
+#define FMTLNV				0xa0
+#define FMTRLEN				0xa4
+#define FMTHCNT				0xa8
+#define FMT_ADDR_PTR_B			0xac
+#define FMT_ADDR_PTR(i)			(FMT_ADDR_PTR_B + (i * 4))
+#define FMTPGM_VF0			0xcc
+#define FMTPGM_VF1			0xd0
+#define FMTPGM_AP0			0xd4
+#define FMTPGM_AP1			0xd8
+#define FMTPGM_AP2			0xdc
+#define FMTPGM_AP3                      0xe0
+#define FMTPGM_AP4                      0xe4
+#define FMTPGM_AP5                      0xe8
+#define FMTPGM_AP6                      0xec
+#define FMTPGM_AP7                      0xf0
+#define LSCCFG1                         0xf4
+#define LSCCFG2                         0xf8
+#define LSCH0                           0xfc
+#define LSCV0                           0x100
+#define LSCKH                           0x104
+#define LSCKV                           0x108
+#define LSCMEMCTL                       0x10c
+#define LSCMEMD                         0x110
+#define LSCMEMQ                         0x114
+#define DFCCTL                          0x118
+#define DFCVSAT                         0x11c
+#define DFCMEMCTL                       0x120
+#define DFCMEM0                         0x124
+#define DFCMEM1                         0x128
+#define DFCMEM2                         0x12c
+#define DFCMEM3                         0x130
+#define DFCMEM4                         0x134
+#define CSCCTL                          0x138
+#define CSCM0                           0x13c
+#define CSCM1                           0x140
+#define CSCM2                           0x144
+#define CSCM3                           0x148
+#define CSCM4                           0x14c
+#define CSCM5                           0x150
+#define CSCM6                           0x154
+#define CSCM7                           0x158
+#define DATAOFST			0x15c
+#define CCDC_REG_LAST			DATAOFST
+/**************************************************************
+*	Define for various register bit mask and shifts for CCDC
+*
+**************************************************************/
+#define CCDC_RAW_IP_MODE			0
+#define CCDC_VDHDOUT_INPUT			0
+#define CCDC_YCINSWP_RAW			(0 << 4)
+#define CCDC_EXWEN_DISABLE 			0
+#define CCDC_DATAPOL_NORMAL			0
+#define CCDC_CCDCFG_FIDMD_LATCH_VSYNC		0
+#define CCDC_CCDCFG_FIDMD_NO_LATCH_VSYNC	(1 << 6)
+#define CCDC_CCDCFG_WENLOG_AND			0
+#define CCDC_CCDCFG_TRGSEL_WEN			0
+#define CCDC_CCDCFG_EXTRG_DISABLE		0
+#define CCDC_CFA_MOSAIC				0
+#define CCDC_Y8POS_SHIFT			11
+
+#define CCDC_VDC_DFCVSAT_MASK			0x3fff
+#define CCDC_DATAOFST_MASK			0x0ff
+#define CCDC_DATAOFST_H_SHIFT			0
+#define CCDC_DATAOFST_V_SHIFT			8
+#define CCDC_GAMMAWD_CFA_MASK			1
+#define CCDC_GAMMAWD_CFA_SHIFT			5
+#define CCDC_GAMMAWD_INPUT_SHIFT		2
+#define CCDC_FID_POL_MASK			1
+#define CCDC_FID_POL_SHIFT			4
+#define CCDC_HD_POL_MASK			1
+#define CCDC_HD_POL_SHIFT			3
+#define CCDC_VD_POL_MASK			1
+#define CCDC_VD_POL_SHIFT			2
+#define CCDC_VD_POL_NEGATIVE			(1 << 2)
+#define CCDC_FRM_FMT_MASK			1
+#define CCDC_FRM_FMT_SHIFT			7
+#define CCDC_DATA_SZ_MASK			7
+#define CCDC_DATA_SZ_SHIFT			8
+#define CCDC_VDHDOUT_MASK			1
+#define CCDC_VDHDOUT_SHIFT			0
+#define CCDC_EXWEN_MASK				1
+#define CCDC_EXWEN_SHIFT			5
+#define CCDC_INPUT_MODE_MASK			3
+#define CCDC_INPUT_MODE_SHIFT			12
+#define CCDC_PIX_FMT_MASK			3
+#define CCDC_PIX_FMT_SHIFT			12
+#define CCDC_DATAPOL_MASK			1
+#define CCDC_DATAPOL_SHIFT			6
+#define CCDC_WEN_ENABLE				(1 << 1)
+#define CCDC_VDHDEN_ENABLE			(1 << 16)
+#define CCDC_LPF_ENABLE				(1 << 14)
+#define CCDC_ALAW_ENABLE			1
+#define CCDC_ALAW_GAMA_WD_MASK			7
+#define CCDC_REC656IF_BT656_EN			3
+
+#define CCDC_FMTCFG_FMTMODE_MASK 		3
+#define CCDC_FMTCFG_FMTMODE_SHIFT		1
+#define CCDC_FMTCFG_LNUM_MASK			3
+#define CCDC_FMTCFG_LNUM_SHIFT			4
+#define CCDC_FMTCFG_ADDRINC_MASK		7
+#define CCDC_FMTCFG_ADDRINC_SHIFT		8
+
+#define CCDC_CCDCFG_FIDMD_SHIFT			6
+#define	CCDC_CCDCFG_WENLOG_SHIFT		8
+#define CCDC_CCDCFG_TRGSEL_SHIFT		9
+#define CCDC_CCDCFG_EXTRG_SHIFT			10
+#define CCDC_CCDCFG_MSBINVI_SHIFT		13
+
+#define CCDC_HSIZE_FLIP_SHIFT			12
+#define CCDC_HSIZE_FLIP_MASK			1
+#define CCDC_HSIZE_VAL_MASK			0xFFF
+#define CCDC_SDOFST_FIELD_INTERLEAVED		0x249
+#define CCDC_SDOFST_INTERLACE_INVERSE		0x4B6D
+#define CCDC_SDOFST_INTERLACE_NORMAL		0x0B6D
+#define CCDC_SDOFST_PROGRESSIVE_INVERSE		0x4000
+#define CCDC_SDOFST_PROGRESSIVE_NORMAL		0
+#define CCDC_START_PX_HOR_MASK			0x7FFF
+#define CCDC_NUM_PX_HOR_MASK			0x7FFF
+#define CCDC_START_VER_ONE_MASK			0x7FFF
+#define CCDC_START_VER_TWO_MASK			0x7FFF
+#define CCDC_NUM_LINES_VER			0x7FFF
+
+#define CCDC_BLK_CLAMP_ENABLE			(1 << 15)
+#define CCDC_BLK_SGAIN_MASK			0x1F
+#define CCDC_BLK_ST_PXL_MASK			0x1FFF
+#define CCDC_BLK_SAMPLE_LN_MASK			3
+#define CCDC_BLK_SAMPLE_LN_SHIFT		13
+
+#define CCDC_NUM_LINE_CALC_MASK			3
+#define CCDC_NUM_LINE_CALC_SHIFT		14
+
+#define CCDC_BLK_DC_SUB_MASK			0x3FFF
+#define CCDC_BLK_COMP_MASK			0xFF
+#define CCDC_BLK_COMP_GB_COMP_SHIFT		8
+#define CCDC_BLK_COMP_GR_COMP_SHIFT		0
+#define CCDC_BLK_COMP_R_COMP_SHIFT		8
+#define CCDC_LATCH_ON_VSYNC_DISABLE		(1 << 15)
+#define CCDC_LATCH_ON_VSYNC_ENABLE		(0 << 15)
+#define CCDC_FPC_ENABLE				(1 << 15)
+#define CCDC_FPC_FPC_NUM_MASK 			0x7FFF
+#define CCDC_DATA_PACK_ENABLE			(1 << 11)
+#define CCDC_FMT_HORZ_FMTLNH_MASK		0x1FFF
+#define CCDC_FMT_HORZ_FMTSPH_MASK		0x1FFF
+#define CCDC_FMT_HORZ_FMTSPH_SHIFT		16
+#define CCDC_FMT_VERT_FMTLNV_MASK		0x1FFF
+#define CCDC_FMT_VERT_FMTSLV_MASK		0x1FFF
+#define CCDC_FMT_VERT_FMTSLV_SHIFT		16
+#define CCDC_VP_OUT_VERT_NUM_MASK		0x3FFF
+#define CCDC_VP_OUT_VERT_NUM_SHIFT		17
+#define CCDC_VP_OUT_HORZ_NUM_MASK		0x1FFF
+#define CCDC_VP_OUT_HORZ_NUM_SHIFT		4
+#define CCDC_VP_OUT_HORZ_ST_MASK		0xF
+
+#define CCDC_CSC_COEF_INTEG_MASK		7
+#define CCDC_CSC_COEF_DECIMAL_MASK		0x1f
+#define CCDC_CSC_COEF_INTEG_SHIFT		5
+#define CCDC_CSCM_MSB_SHIFT			8
+#define CCDC_CSC_ENABLE				1
+#define CCDC_CSC_DEC_MAX			32
+
+#define CCDC_MFILT1_SHIFT			10
+#define CCDC_MFILT2_SHIFT			8
+#define CCDC_MED_FILT_THRESH			0x3FFF
+#define CCDC_LPF_MASK				1
+#define CCDC_LPF_SHIFT				14
+#define CCDC_OFFSET_MASK			0x3FF
+#define CCDC_DATASFT_MASK			7
+#define CCDC_DATASFT_SHIFT			8
+
+#define CCDC_DF_ENABLE				1
+
+#define CCDC_FMTPLEN_P0_MASK			0xF
+#define CCDC_FMTPLEN_P1_MASK			0xF
+#define CCDC_FMTPLEN_P2_MASK			7
+#define CCDC_FMTPLEN_P3_MASK			7
+#define CCDC_FMTPLEN_P0_SHIFT			0
+#define CCDC_FMTPLEN_P1_SHIFT			4
+#define CCDC_FMTPLEN_P2_SHIFT			8
+#define CCDC_FMTPLEN_P3_SHIFT			12
+
+#define CCDC_FMTSPH_MASK			0x1FFF
+#define CCDC_FMTLNH_MASK			0x1FFF
+#define CCDC_FMTSLV_MASK			0x1FFF
+#define CCDC_FMTLNV_MASK			0x7FFF
+#define CCDC_FMTRLEN_MASK			0x1FFF
+#define CCDC_FMTHCNT_MASK			0x1FFF
+
+#define CCDC_ADP_INIT_MASK			0x1FFF
+#define CCDC_ADP_LINE_SHIFT			13
+#define CCDC_ADP_LINE_MASK			3
+#define CCDC_FMTPGN_APTR_MASK			7
+
+#define CCDC_DFCCTL_GDFCEN_MASK			1
+#define CCDC_DFCCTL_VDFCEN_MASK			1
+#define CCDC_DFCCTL_VDFC_DISABLE		(0 << 4)
+#define CCDC_DFCCTL_VDFCEN_SHIFT		4
+#define CCDC_DFCCTL_VDFCSL_MASK			3
+#define CCDC_DFCCTL_VDFCSL_SHIFT		5
+#define CCDC_DFCCTL_VDFCUDA_MASK		1
+#define CCDC_DFCCTL_VDFCUDA_SHIFT		7
+#define CCDC_DFCCTL_VDFLSFT_MASK		3
+#define CCDC_DFCCTL_VDFLSFT_SHIFT		8
+#define CCDC_DFCMEMCTL_DFCMARST_MASK		1
+#define CCDC_DFCMEMCTL_DFCMARST_SHIFT		2
+#define CCDC_DFCMEMCTL_DFCMWR_MASK		1
+#define CCDC_DFCMEMCTL_DFCMWR_SHIFT		0
+#define CCDC_DFCMEMCTL_INC_ADDR			(0 << 2)
+
+#define CCDC_LSCCFG_GFTSF_MASK			7
+#define CCDC_LSCCFG_GFTSF_SHIFT			1
+#define CCDC_LSCCFG_GFTINV_MASK			0xf
+#define CCDC_LSCCFG_GFTINV_SHIFT		4
+#define CCDC_LSC_GFTABLE_SEL_MASK		3
+#define CCDC_LSC_GFTABLE_EPEL_SHIFT		8
+#define CCDC_LSC_GFTABLE_OPEL_SHIFT		10
+#define CCDC_LSC_GFTABLE_EPOL_SHIFT		12
+#define CCDC_LSC_GFTABLE_OPOL_SHIFT		14
+#define CCDC_LSC_GFMODE_MASK			3
+#define CCDC_LSC_GFMODE_SHIFT			4
+#define CCDC_LSC_DISABLE			0
+#define CCDC_LSC_ENABLE				1
+#define CCDC_LSC_TABLE1_SLC			0
+#define CCDC_LSC_TABLE2_SLC			1
+#define CCDC_LSC_TABLE3_SLC			2
+#define CCDC_LSC_MEMADDR_RESET			(1 << 2)
+#define CCDC_LSC_MEMADDR_INCR			(0 << 2)
+#define CCDC_LSC_FRAC_MASK_T1			0xFF
+#define CCDC_LSC_INT_MASK			3
+#define CCDC_LSC_FRAC_MASK			0x3FFF
+#define CCDC_LSC_CENTRE_MASK			0x3FFF
+#define CCDC_LSC_COEF_MASK			0xff
+#define CCDC_LSC_COEFL_SHIFT			0
+#define CCDC_LSC_COEFU_SHIFT			8
+#define CCDC_GAIN_MASK				0x7FF
+#define CCDC_SYNCEN_VDHDEN_MASK			(1 << 0)
+#define CCDC_SYNCEN_WEN_MASK			(1 << 1)
+#define CCDC_SYNCEN_WEN_SHIFT			1
+
+/* Power on Defaults in hardware */
+#define MODESET_DEFAULT				0x200
+#define CULH_DEFAULT				0xFFFF
+#define CULV_DEFAULT				0xFF
+#define GAIN_DEFAULT				256
+#define OUTCLIP_DEFAULT				0x3FFF
+#define LSCCFG2_DEFAULT				0xE
+
+#endif
diff --git a/drivers/media/video/davinci/dm644x_ccdc.c b/drivers/media/video/davinci/dm644x_ccdc.c
new file mode 100644
index 000000000000..2f19a919f477
--- /dev/null
+++ b/drivers/media/video/davinci/dm644x_ccdc.c
@@ -0,0 +1,878 @@
+/*
+ * Copyright (C) 2006-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * CCDC hardware module for DM6446
+ * ------------------------------
+ *
+ * This module is for configuring CCD controller of DM6446 VPFE to capture
+ * Raw yuv or Bayer RGB data from a decoder. CCDC has several modules
+ * such as Defect Pixel Correction, Color Space Conversion etc to
+ * pre-process the Raw Bayer RGB data, before writing it to SDRAM. This
+ * module also allows application to configure individual
+ * module parameters through VPFE_CMD_S_CCDC_RAW_PARAMS IOCTL.
+ * To do so, application includes dm644x_ccdc.h and vpfe_capture.h header
+ * files.  The setparams() API is called by vpfe_capture driver
+ * to configure module parameters. This file is named DM644x so that other
+ * variants such DM6443 may be supported using the same module.
+ *
+ * TODO: Test Raw bayer parameter settings and bayer capture
+ * 	 Split module parameter structure to module specific ioctl structs
+ * 	 investigate if enum used for user space type definition
+ * 	 to be replaced by #defines or integer
+ */
+#include <linux/platform_device.h>
+#include <linux/uaccess.h>
+#include <linux/videodev2.h>
+#include <media/davinci/dm644x_ccdc.h>
+#include <media/davinci/vpss.h>
+#include "dm644x_ccdc_regs.h"
+#include "ccdc_hw_device.h"
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("CCDC Driver for DM6446");
+MODULE_AUTHOR("Texas Instruments");
+
+static struct device *dev;
+
+/* Object for CCDC raw mode */
+static struct ccdc_params_raw ccdc_hw_params_raw = {
+	.pix_fmt = CCDC_PIXFMT_RAW,
+	.frm_fmt = CCDC_FRMFMT_PROGRESSIVE,
+	.win = CCDC_WIN_VGA,
+	.fid_pol = VPFE_PINPOL_POSITIVE,
+	.vd_pol = VPFE_PINPOL_POSITIVE,
+	.hd_pol = VPFE_PINPOL_POSITIVE,
+	.config_params = {
+		.data_sz = CCDC_DATA_10BITS,
+	},
+};
+
+/* Object for CCDC ycbcr mode */
+static struct ccdc_params_ycbcr ccdc_hw_params_ycbcr = {
+	.pix_fmt = CCDC_PIXFMT_YCBCR_8BIT,
+	.frm_fmt = CCDC_FRMFMT_INTERLACED,
+	.win = CCDC_WIN_PAL,
+	.fid_pol = VPFE_PINPOL_POSITIVE,
+	.vd_pol = VPFE_PINPOL_POSITIVE,
+	.hd_pol = VPFE_PINPOL_POSITIVE,
+	.bt656_enable = 1,
+	.pix_order = CCDC_PIXORDER_CBYCRY,
+	.buf_type = CCDC_BUFTYPE_FLD_INTERLEAVED
+};
+
+#define CCDC_MAX_RAW_YUV_FORMATS	2
+
+/* Raw Bayer formats */
+static u32 ccdc_raw_bayer_pix_formats[] =
+	{V4L2_PIX_FMT_SBGGR8, V4L2_PIX_FMT_SBGGR16};
+
+/* Raw YUV formats */
+static u32 ccdc_raw_yuv_pix_formats[] =
+	{V4L2_PIX_FMT_UYVY, V4L2_PIX_FMT_YUYV};
+
+static void *__iomem ccdc_base_addr;
+static int ccdc_addr_size;
+static enum vpfe_hw_if_type ccdc_if_type;
+
+/* register access routines */
+static inline u32 regr(u32 offset)
+{
+	return __raw_readl(ccdc_base_addr + offset);
+}
+
+static inline void regw(u32 val, u32 offset)
+{
+	__raw_writel(val, ccdc_base_addr + offset);
+}
+
+static void ccdc_set_ccdc_base(void *addr, int size)
+{
+	ccdc_base_addr = addr;
+	ccdc_addr_size = size;
+}
+
+static void ccdc_enable(int flag)
+{
+	regw(flag, CCDC_PCR);
+}
+
+static void ccdc_enable_vport(int flag)
+{
+	if (flag)
+		/* enable video port */
+		regw(CCDC_ENABLE_VIDEO_PORT, CCDC_FMTCFG);
+	else
+		regw(CCDC_DISABLE_VIDEO_PORT, CCDC_FMTCFG);
+}
+
+/*
+ * ccdc_setwin()
+ * This function will configure the window size
+ * to be capture in CCDC reg
+ */
+void ccdc_setwin(struct v4l2_rect *image_win,
+		enum ccdc_frmfmt frm_fmt,
+		int ppc)
+{
+	int horz_start, horz_nr_pixels;
+	int vert_start, vert_nr_lines;
+	int val = 0, mid_img = 0;
+
+	dev_dbg(dev, "\nStarting ccdc_setwin...");
+	/*
+	 * ppc - per pixel count. indicates how many pixels per cell
+	 * output to SDRAM. example, for ycbcr, it is one y and one c, so 2.
+	 * raw capture this is 1
+	 */
+	horz_start = image_win->left << (ppc - 1);
+	horz_nr_pixels = (image_win->width << (ppc - 1)) - 1;
+	regw((horz_start << CCDC_HORZ_INFO_SPH_SHIFT) | horz_nr_pixels,
+	     CCDC_HORZ_INFO);
+
+	vert_start = image_win->top;
+
+	if (frm_fmt == CCDC_FRMFMT_INTERLACED) {
+		vert_nr_lines = (image_win->height >> 1) - 1;
+		vert_start >>= 1;
+		/* Since first line doesn't have any data */
+		vert_start += 1;
+		/* configure VDINT0 */
+		val = (vert_start << CCDC_VDINT_VDINT0_SHIFT);
+		regw(val, CCDC_VDINT);
+
+	} else {
+		/* Since first line doesn't have any data */
+		vert_start += 1;
+		vert_nr_lines = image_win->height - 1;
+		/*
+		 * configure VDINT0 and VDINT1. VDINT1 will be at half
+		 * of image height
+		 */
+		mid_img = vert_start + (image_win->height / 2);
+		val = (vert_start << CCDC_VDINT_VDINT0_SHIFT) |
+		    (mid_img & CCDC_VDINT_VDINT1_MASK);
+		regw(val, CCDC_VDINT);
+
+	}
+	regw((vert_start << CCDC_VERT_START_SLV0_SHIFT) | vert_start,
+	     CCDC_VERT_START);
+	regw(vert_nr_lines, CCDC_VERT_LINES);
+	dev_dbg(dev, "\nEnd of ccdc_setwin...");
+}
+
+static void ccdc_readregs(void)
+{
+	unsigned int val = 0;
+
+	val = regr(CCDC_ALAW);
+	dev_notice(dev, "\nReading 0x%x to ALAW...\n", val);
+	val = regr(CCDC_CLAMP);
+	dev_notice(dev, "\nReading 0x%x to CLAMP...\n", val);
+	val = regr(CCDC_DCSUB);
+	dev_notice(dev, "\nReading 0x%x to DCSUB...\n", val);
+	val = regr(CCDC_BLKCMP);
+	dev_notice(dev, "\nReading 0x%x to BLKCMP...\n", val);
+	val = regr(CCDC_FPC_ADDR);
+	dev_notice(dev, "\nReading 0x%x to FPC_ADDR...\n", val);
+	val = regr(CCDC_FPC);
+	dev_notice(dev, "\nReading 0x%x to FPC...\n", val);
+	val = regr(CCDC_FMTCFG);
+	dev_notice(dev, "\nReading 0x%x to FMTCFG...\n", val);
+	val = regr(CCDC_COLPTN);
+	dev_notice(dev, "\nReading 0x%x to COLPTN...\n", val);
+	val = regr(CCDC_FMT_HORZ);
+	dev_notice(dev, "\nReading 0x%x to FMT_HORZ...\n", val);
+	val = regr(CCDC_FMT_VERT);
+	dev_notice(dev, "\nReading 0x%x to FMT_VERT...\n", val);
+	val = regr(CCDC_HSIZE_OFF);
+	dev_notice(dev, "\nReading 0x%x to HSIZE_OFF...\n", val);
+	val = regr(CCDC_SDOFST);
+	dev_notice(dev, "\nReading 0x%x to SDOFST...\n", val);
+	val = regr(CCDC_VP_OUT);
+	dev_notice(dev, "\nReading 0x%x to VP_OUT...\n", val);
+	val = regr(CCDC_SYN_MODE);
+	dev_notice(dev, "\nReading 0x%x to SYN_MODE...\n", val);
+	val = regr(CCDC_HORZ_INFO);
+	dev_notice(dev, "\nReading 0x%x to HORZ_INFO...\n", val);
+	val = regr(CCDC_VERT_START);
+	dev_notice(dev, "\nReading 0x%x to VERT_START...\n", val);
+	val = regr(CCDC_VERT_LINES);
+	dev_notice(dev, "\nReading 0x%x to VERT_LINES...\n", val);
+}
+
+static int validate_ccdc_param(struct ccdc_config_params_raw *ccdcparam)
+{
+	if (ccdcparam->alaw.enable) {
+		if ((ccdcparam->alaw.gama_wd > CCDC_GAMMA_BITS_09_0) ||
+		    (ccdcparam->alaw.gama_wd < CCDC_GAMMA_BITS_15_6) ||
+		    (ccdcparam->alaw.gama_wd < ccdcparam->data_sz)) {
+			dev_dbg(dev, "\nInvalid data line select");
+			return -1;
+		}
+	}
+	return 0;
+}
+
+static int ccdc_update_raw_params(struct ccdc_config_params_raw *raw_params)
+{
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int *fpc_virtaddr = NULL;
+	unsigned int *fpc_physaddr = NULL;
+
+	memcpy(config_params, raw_params, sizeof(*raw_params));
+	/*
+	 * allocate memory for fault pixel table and copy the user
+	 * values to the table
+	 */
+	if (!config_params->fault_pxl.enable)
+		return 0;
+
+	fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr;
+	fpc_virtaddr = (unsigned int *)phys_to_virt(
+				(unsigned long)fpc_physaddr);
+	/*
+	 * Allocate memory for FPC table if current
+	 * FPC table buffer is not big enough to
+	 * accomodate FPC Number requested
+	 */
+	if (raw_params->fault_pxl.fp_num != config_params->fault_pxl.fp_num) {
+		if (fpc_physaddr != NULL) {
+			free_pages((unsigned long)fpc_physaddr,
+				   get_order
+				   (config_params->fault_pxl.fp_num *
+				   FP_NUM_BYTES));
+		}
+
+		/* Allocate memory for FPC table */
+		fpc_virtaddr =
+			(unsigned int *)__get_free_pages(GFP_KERNEL | GFP_DMA,
+							 get_order(raw_params->
+							 fault_pxl.fp_num *
+							 FP_NUM_BYTES));
+
+		if (fpc_virtaddr == NULL) {
+			dev_dbg(dev,
+				"\nUnable to allocate memory for FPC");
+			return -EFAULT;
+		}
+		fpc_physaddr =
+		    (unsigned int *)virt_to_phys((void *)fpc_virtaddr);
+	}
+
+	/* Copy number of fault pixels and FPC table */
+	config_params->fault_pxl.fp_num = raw_params->fault_pxl.fp_num;
+	if (copy_from_user(fpc_virtaddr,
+			(void __user *)raw_params->fault_pxl.fpc_table_addr,
+			config_params->fault_pxl.fp_num * FP_NUM_BYTES)) {
+		dev_dbg(dev, "\n copy_from_user failed");
+		return -EFAULT;
+	}
+	config_params->fault_pxl.fpc_table_addr = (unsigned int)fpc_physaddr;
+	return 0;
+}
+
+static int ccdc_close(struct device *dev)
+{
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int *fpc_physaddr = NULL, *fpc_virtaddr = NULL;
+
+	fpc_physaddr = (unsigned int *)config_params->fault_pxl.fpc_table_addr;
+
+	if (fpc_physaddr != NULL) {
+		fpc_virtaddr = (unsigned int *)
+		    phys_to_virt((unsigned long)fpc_physaddr);
+		free_pages((unsigned long)fpc_virtaddr,
+			   get_order(config_params->fault_pxl.fp_num *
+			   FP_NUM_BYTES));
+	}
+	return 0;
+}
+
+/*
+ * ccdc_restore_defaults()
+ * This function will write defaults to all CCDC registers
+ */
+static void ccdc_restore_defaults(void)
+{
+	int i;
+
+	/* disable CCDC */
+	ccdc_enable(0);
+	/* set all registers to default value */
+	for (i = 4; i <= 0x94; i += 4)
+		regw(0,  i);
+	regw(CCDC_NO_CULLING, CCDC_CULLING);
+	regw(CCDC_GAMMA_BITS_11_2, CCDC_ALAW);
+}
+
+static int ccdc_open(struct device *device)
+{
+	dev = device;
+	ccdc_restore_defaults();
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_enable_vport(1);
+	return 0;
+}
+
+static void ccdc_sbl_reset(void)
+{
+	vpss_clear_wbl_overflow(VPSS_PCR_CCDC_WBL_O);
+}
+
+/* Parameter operations */
+static int ccdc_set_params(void __user *params)
+{
+	struct ccdc_config_params_raw ccdc_raw_params;
+	int x;
+
+	if (ccdc_if_type != VPFE_RAW_BAYER)
+		return -EINVAL;
+
+	x = copy_from_user(&ccdc_raw_params, params, sizeof(ccdc_raw_params));
+	if (x) {
+		dev_dbg(dev, "ccdc_set_params: error in copying"
+			   "ccdc params, %d\n", x);
+		return -EFAULT;
+	}
+
+	if (!validate_ccdc_param(&ccdc_raw_params)) {
+		if (!ccdc_update_raw_params(&ccdc_raw_params))
+			return 0;
+	}
+	return -EINVAL;
+}
+
+/*
+ * ccdc_config_ycbcr()
+ * This function will configure CCDC for YCbCr video capture
+ */
+void ccdc_config_ycbcr(void)
+{
+	struct ccdc_params_ycbcr *params = &ccdc_hw_params_ycbcr;
+	u32 syn_mode;
+
+	dev_dbg(dev, "\nStarting ccdc_config_ycbcr...");
+	/*
+	 * first restore the CCDC registers to default values
+	 * This is important since we assume default values to be set in
+	 * a lot of registers that we didn't touch
+	 */
+	ccdc_restore_defaults();
+
+	/*
+	 * configure pixel format, frame format, configure video frame
+	 * format, enable output to SDRAM, enable internal timing generator
+	 * and 8bit pack mode
+	 */
+	syn_mode = (((params->pix_fmt & CCDC_SYN_MODE_INPMOD_MASK) <<
+		    CCDC_SYN_MODE_INPMOD_SHIFT) |
+		    ((params->frm_fmt & CCDC_SYN_FLDMODE_MASK) <<
+		    CCDC_SYN_FLDMODE_SHIFT) | CCDC_VDHDEN_ENABLE |
+		    CCDC_WEN_ENABLE | CCDC_DATA_PACK_ENABLE);
+
+	/* setup BT.656 sync mode */
+	if (params->bt656_enable) {
+		regw(CCDC_REC656IF_BT656_EN, CCDC_REC656IF);
+
+		/*
+		 * configure the FID, VD, HD pin polarity,
+		 * fld,hd pol positive, vd negative, 8-bit data
+		 */
+		syn_mode |= CCDC_SYN_MODE_VD_POL_NEGATIVE | CCDC_SYN_MODE_8BITS;
+	} else {
+		/* y/c external sync mode */
+		syn_mode |= (((params->fid_pol & CCDC_FID_POL_MASK) <<
+			     CCDC_FID_POL_SHIFT) |
+			     ((params->hd_pol & CCDC_HD_POL_MASK) <<
+			     CCDC_HD_POL_SHIFT) |
+			     ((params->vd_pol & CCDC_VD_POL_MASK) <<
+			     CCDC_VD_POL_SHIFT));
+	}
+	regw(syn_mode, CCDC_SYN_MODE);
+
+	/* configure video window */
+	ccdc_setwin(&params->win, params->frm_fmt, 2);
+
+	/*
+	 * configure the order of y cb cr in SDRAM, and disable latch
+	 * internal register on vsync
+	 */
+	regw((params->pix_order << CCDC_CCDCFG_Y8POS_SHIFT) |
+		 CCDC_LATCH_ON_VSYNC_DISABLE, CCDC_CCDCFG);
+
+	/*
+	 * configure the horizontal line offset. This should be a
+	 * on 32 byte bondary. So clear LSB 5 bits
+	 */
+	regw(((params->win.width * 2  + 31) & ~0x1f), CCDC_HSIZE_OFF);
+
+	/* configure the memory line offset */
+	if (params->buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED)
+		/* two fields are interleaved in memory */
+		regw(CCDC_SDOFST_FIELD_INTERLEAVED, CCDC_SDOFST);
+
+	ccdc_sbl_reset();
+	dev_dbg(dev, "\nEnd of ccdc_config_ycbcr...\n");
+	ccdc_readregs();
+}
+
+static void ccdc_config_black_clamp(struct ccdc_black_clamp *bclamp)
+{
+	u32 val;
+
+	if (!bclamp->enable) {
+		/* configure DCSub */
+		val = (bclamp->dc_sub) & CCDC_BLK_DC_SUB_MASK;
+		regw(val, CCDC_DCSUB);
+		dev_dbg(dev, "\nWriting 0x%x to DCSUB...\n", val);
+		regw(CCDC_CLAMP_DEFAULT_VAL, CCDC_CLAMP);
+		dev_dbg(dev, "\nWriting 0x0000 to CLAMP...\n");
+		return;
+	}
+	/*
+	 * Configure gain,  Start pixel, No of line to be avg,
+	 * No of pixel/line to be avg, & Enable the Black clamping
+	 */
+	val = ((bclamp->sgain & CCDC_BLK_SGAIN_MASK) |
+	       ((bclamp->start_pixel & CCDC_BLK_ST_PXL_MASK) <<
+		CCDC_BLK_ST_PXL_SHIFT) |
+	       ((bclamp->sample_ln & CCDC_BLK_SAMPLE_LINE_MASK) <<
+		CCDC_BLK_SAMPLE_LINE_SHIFT) |
+	       ((bclamp->sample_pixel & CCDC_BLK_SAMPLE_LN_MASK) <<
+		CCDC_BLK_SAMPLE_LN_SHIFT) | CCDC_BLK_CLAMP_ENABLE);
+	regw(val, CCDC_CLAMP);
+	dev_dbg(dev, "\nWriting 0x%x to CLAMP...\n", val);
+	/* If Black clamping is enable then make dcsub 0 */
+	regw(CCDC_DCSUB_DEFAULT_VAL, CCDC_DCSUB);
+	dev_dbg(dev, "\nWriting 0x00000000 to DCSUB...\n");
+}
+
+static void ccdc_config_black_compense(struct ccdc_black_compensation *bcomp)
+{
+	u32 val;
+
+	val = ((bcomp->b & CCDC_BLK_COMP_MASK) |
+	      ((bcomp->gb & CCDC_BLK_COMP_MASK) <<
+	       CCDC_BLK_COMP_GB_COMP_SHIFT) |
+	      ((bcomp->gr & CCDC_BLK_COMP_MASK) <<
+	       CCDC_BLK_COMP_GR_COMP_SHIFT) |
+	      ((bcomp->r & CCDC_BLK_COMP_MASK) <<
+	       CCDC_BLK_COMP_R_COMP_SHIFT));
+	regw(val, CCDC_BLKCMP);
+}
+
+static void ccdc_config_fpc(struct ccdc_fault_pixel *fpc)
+{
+	u32 val;
+
+	/* Initially disable FPC */
+	val = CCDC_FPC_DISABLE;
+	regw(val, CCDC_FPC);
+
+	if (!fpc->enable)
+		return;
+
+	/* Configure Fault pixel if needed */
+	regw(fpc->fpc_table_addr, CCDC_FPC_ADDR);
+	dev_dbg(dev, "\nWriting 0x%x to FPC_ADDR...\n",
+		       (fpc->fpc_table_addr));
+	/* Write the FPC params with FPC disable */
+	val = fpc->fp_num & CCDC_FPC_FPC_NUM_MASK;
+	regw(val, CCDC_FPC);
+
+	dev_dbg(dev, "\nWriting 0x%x to FPC...\n", val);
+	/* read the FPC register */
+	val = regr(CCDC_FPC) | CCDC_FPC_ENABLE;
+	regw(val, CCDC_FPC);
+	dev_dbg(dev, "\nWriting 0x%x to FPC...\n", val);
+}
+
+/*
+ * ccdc_config_raw()
+ * This function will configure CCDC for Raw capture mode
+ */
+void ccdc_config_raw(void)
+{
+	struct ccdc_params_raw *params = &ccdc_hw_params_raw;
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int syn_mode = 0;
+	unsigned int val;
+
+	dev_dbg(dev, "\nStarting ccdc_config_raw...");
+
+	/*      Reset CCDC */
+	ccdc_restore_defaults();
+
+	/* Disable latching function registers on VSYNC  */
+	regw(CCDC_LATCH_ON_VSYNC_DISABLE, CCDC_CCDCFG);
+
+	/*
+	 * Configure the vertical sync polarity(SYN_MODE.VDPOL),
+	 * horizontal sync polarity (SYN_MODE.HDPOL), frame id polarity
+	 * (SYN_MODE.FLDPOL), frame format(progressive or interlace),
+	 * data size(SYNMODE.DATSIZ), &pixel format (Input mode), output
+	 * SDRAM, enable internal timing generator
+	 */
+	syn_mode =
+		(((params->vd_pol & CCDC_VD_POL_MASK) << CCDC_VD_POL_SHIFT) |
+		((params->hd_pol & CCDC_HD_POL_MASK) << CCDC_HD_POL_SHIFT) |
+		((params->fid_pol & CCDC_FID_POL_MASK) << CCDC_FID_POL_SHIFT) |
+		((params->frm_fmt & CCDC_FRM_FMT_MASK) << CCDC_FRM_FMT_SHIFT) |
+		((config_params->data_sz & CCDC_DATA_SZ_MASK) <<
+		CCDC_DATA_SZ_SHIFT) |
+		((params->pix_fmt & CCDC_PIX_FMT_MASK) << CCDC_PIX_FMT_SHIFT) |
+		CCDC_WEN_ENABLE | CCDC_VDHDEN_ENABLE);
+
+	/* Enable and configure aLaw register if needed */
+	if (config_params->alaw.enable) {
+		val = ((config_params->alaw.gama_wd &
+		      CCDC_ALAW_GAMA_WD_MASK) | CCDC_ALAW_ENABLE);
+		regw(val, CCDC_ALAW);
+		dev_dbg(dev, "\nWriting 0x%x to ALAW...\n", val);
+	}
+
+	/* Configure video window */
+	ccdc_setwin(&params->win, params->frm_fmt, CCDC_PPC_RAW);
+
+	/* Configure Black Clamp */
+	ccdc_config_black_clamp(&config_params->blk_clamp);
+
+	/* Configure Black level compensation */
+	ccdc_config_black_compense(&config_params->blk_comp);
+
+	/* Configure Fault Pixel Correction */
+	ccdc_config_fpc(&config_params->fault_pxl);
+
+	/* If data size is 8 bit then pack the data */
+	if ((config_params->data_sz == CCDC_DATA_8BITS) ||
+	     config_params->alaw.enable)
+		syn_mode |= CCDC_DATA_PACK_ENABLE;
+
+#ifdef CONFIG_DM644X_VIDEO_PORT_ENABLE
+	/* enable video port */
+	val = CCDC_ENABLE_VIDEO_PORT;
+#else
+	/* disable video port */
+	val = CCDC_DISABLE_VIDEO_PORT;
+#endif
+
+	if (config_params->data_sz == CCDC_DATA_8BITS)
+		val |= (CCDC_DATA_10BITS & CCDC_FMTCFG_VPIN_MASK)
+		    << CCDC_FMTCFG_VPIN_SHIFT;
+	else
+		val |= (config_params->data_sz & CCDC_FMTCFG_VPIN_MASK)
+		    << CCDC_FMTCFG_VPIN_SHIFT;
+	/* Write value in FMTCFG */
+	regw(val, CCDC_FMTCFG);
+
+	dev_dbg(dev, "\nWriting 0x%x to FMTCFG...\n", val);
+	/* Configure the color pattern according to mt9t001 sensor */
+	regw(CCDC_COLPTN_VAL, CCDC_COLPTN);
+
+	dev_dbg(dev, "\nWriting 0xBB11BB11 to COLPTN...\n");
+	/*
+	 * Configure Data formatter(Video port) pixel selection
+	 * (FMT_HORZ, FMT_VERT)
+	 */
+	val = ((params->win.left & CCDC_FMT_HORZ_FMTSPH_MASK) <<
+	      CCDC_FMT_HORZ_FMTSPH_SHIFT) |
+	      (params->win.width & CCDC_FMT_HORZ_FMTLNH_MASK);
+	regw(val, CCDC_FMT_HORZ);
+
+	dev_dbg(dev, "\nWriting 0x%x to FMT_HORZ...\n", val);
+	val = (params->win.top & CCDC_FMT_VERT_FMTSLV_MASK)
+	    << CCDC_FMT_VERT_FMTSLV_SHIFT;
+	if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE)
+		val |= (params->win.height) & CCDC_FMT_VERT_FMTLNV_MASK;
+	else
+		val |= (params->win.height >> 1) & CCDC_FMT_VERT_FMTLNV_MASK;
+
+	dev_dbg(dev, "\nparams->win.height  0x%x ...\n",
+	       params->win.height);
+	regw(val, CCDC_FMT_VERT);
+
+	dev_dbg(dev, "\nWriting 0x%x to FMT_VERT...\n", val);
+
+	dev_dbg(dev, "\nbelow regw(val, FMT_VERT)...");
+
+	/*
+	 * Configure Horizontal offset register. If pack 8 is enabled then
+	 * 1 pixel will take 1 byte
+	 */
+	if ((config_params->data_sz == CCDC_DATA_8BITS) ||
+	    config_params->alaw.enable)
+		regw((params->win.width + CCDC_32BYTE_ALIGN_VAL) &
+		    CCDC_HSIZE_OFF_MASK, CCDC_HSIZE_OFF);
+	else
+		/* else one pixel will take 2 byte */
+		regw(((params->win.width * CCDC_TWO_BYTES_PER_PIXEL) +
+		    CCDC_32BYTE_ALIGN_VAL) & CCDC_HSIZE_OFF_MASK,
+		    CCDC_HSIZE_OFF);
+
+	/* Set value for SDOFST */
+	if (params->frm_fmt == CCDC_FRMFMT_INTERLACED) {
+		if (params->image_invert_enable) {
+			/* For intelace inverse mode */
+			regw(CCDC_INTERLACED_IMAGE_INVERT, CCDC_SDOFST);
+			dev_dbg(dev, "\nWriting 0x4B6D to SDOFST...\n");
+		}
+
+		else {
+			/* For intelace non inverse mode */
+			regw(CCDC_INTERLACED_NO_IMAGE_INVERT, CCDC_SDOFST);
+			dev_dbg(dev, "\nWriting 0x0249 to SDOFST...\n");
+		}
+	} else if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE) {
+		regw(CCDC_PROGRESSIVE_NO_IMAGE_INVERT, CCDC_SDOFST);
+		dev_dbg(dev, "\nWriting 0x0000 to SDOFST...\n");
+	}
+
+	/*
+	 * Configure video port pixel selection (VPOUT)
+	 * Here -1 is to make the height value less than FMT_VERT.FMTLNV
+	 */
+	if (params->frm_fmt == CCDC_FRMFMT_PROGRESSIVE)
+		val = (((params->win.height - 1) & CCDC_VP_OUT_VERT_NUM_MASK))
+		    << CCDC_VP_OUT_VERT_NUM_SHIFT;
+	else
+		val =
+		    ((((params->win.height >> CCDC_INTERLACED_HEIGHT_SHIFT) -
+		     1) & CCDC_VP_OUT_VERT_NUM_MASK)) <<
+		    CCDC_VP_OUT_VERT_NUM_SHIFT;
+
+	val |= ((((params->win.width))) & CCDC_VP_OUT_HORZ_NUM_MASK)
+	    << CCDC_VP_OUT_HORZ_NUM_SHIFT;
+	val |= (params->win.left) & CCDC_VP_OUT_HORZ_ST_MASK;
+	regw(val, CCDC_VP_OUT);
+
+	dev_dbg(dev, "\nWriting 0x%x to VP_OUT...\n", val);
+	regw(syn_mode, CCDC_SYN_MODE);
+	dev_dbg(dev, "\nWriting 0x%x to SYN_MODE...\n", syn_mode);
+
+	ccdc_sbl_reset();
+	dev_dbg(dev, "\nend of ccdc_config_raw...");
+	ccdc_readregs();
+}
+
+static int ccdc_configure(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_config_raw();
+	else
+		ccdc_config_ycbcr();
+	return 0;
+}
+
+static int ccdc_set_buftype(enum ccdc_buftype buf_type)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.buf_type = buf_type;
+	else
+		ccdc_hw_params_ycbcr.buf_type = buf_type;
+	return 0;
+}
+
+static enum ccdc_buftype ccdc_get_buftype(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		return ccdc_hw_params_raw.buf_type;
+	return ccdc_hw_params_ycbcr.buf_type;
+}
+
+static int ccdc_enum_pix(u32 *pix, int i)
+{
+	int ret = -EINVAL;
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		if (i < ARRAY_SIZE(ccdc_raw_bayer_pix_formats)) {
+			*pix = ccdc_raw_bayer_pix_formats[i];
+			ret = 0;
+		}
+	} else {
+		if (i < ARRAY_SIZE(ccdc_raw_yuv_pix_formats)) {
+			*pix = ccdc_raw_yuv_pix_formats[i];
+			ret = 0;
+		}
+	}
+	return ret;
+}
+
+static int ccdc_set_pixel_format(u32 pixfmt)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		ccdc_hw_params_raw.pix_fmt = CCDC_PIXFMT_RAW;
+		if (pixfmt == V4L2_PIX_FMT_SBGGR8)
+			ccdc_hw_params_raw.config_params.alaw.enable = 1;
+		else if (pixfmt != V4L2_PIX_FMT_SBGGR16)
+			return -EINVAL;
+	} else {
+		if (pixfmt == V4L2_PIX_FMT_YUYV)
+			ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_YCBYCR;
+		else if (pixfmt == V4L2_PIX_FMT_UYVY)
+			ccdc_hw_params_ycbcr.pix_order = CCDC_PIXORDER_CBYCRY;
+		else
+			return -EINVAL;
+	}
+	return 0;
+}
+
+static u32 ccdc_get_pixel_format(void)
+{
+	struct ccdc_a_law *alaw =
+		&ccdc_hw_params_raw.config_params.alaw;
+	u32 pixfmt;
+
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		if (alaw->enable)
+			pixfmt = V4L2_PIX_FMT_SBGGR8;
+		else
+			pixfmt = V4L2_PIX_FMT_SBGGR16;
+	else {
+		if (ccdc_hw_params_ycbcr.pix_order == CCDC_PIXORDER_YCBYCR)
+			pixfmt = V4L2_PIX_FMT_YUYV;
+		else
+			pixfmt = V4L2_PIX_FMT_UYVY;
+	}
+	return pixfmt;
+}
+
+static int ccdc_set_image_window(struct v4l2_rect *win)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.win = *win;
+	else
+		ccdc_hw_params_ycbcr.win = *win;
+	return 0;
+}
+
+static void ccdc_get_image_window(struct v4l2_rect *win)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		*win = ccdc_hw_params_raw.win;
+	else
+		*win = ccdc_hw_params_ycbcr.win;
+}
+
+static unsigned int ccdc_get_line_length(void)
+{
+	struct ccdc_config_params_raw *config_params =
+		&ccdc_hw_params_raw.config_params;
+	unsigned int len;
+
+	if (ccdc_if_type == VPFE_RAW_BAYER) {
+		if ((config_params->alaw.enable) ||
+		    (config_params->data_sz == CCDC_DATA_8BITS))
+			len = ccdc_hw_params_raw.win.width;
+		else
+			len = ccdc_hw_params_raw.win.width * 2;
+	} else
+		len = ccdc_hw_params_ycbcr.win.width * 2;
+	return ALIGN(len, 32);
+}
+
+static int ccdc_set_frame_format(enum ccdc_frmfmt frm_fmt)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		ccdc_hw_params_raw.frm_fmt = frm_fmt;
+	else
+		ccdc_hw_params_ycbcr.frm_fmt = frm_fmt;
+	return 0;
+}
+
+static enum ccdc_frmfmt ccdc_get_frame_format(void)
+{
+	if (ccdc_if_type == VPFE_RAW_BAYER)
+		return ccdc_hw_params_raw.frm_fmt;
+	else
+		return ccdc_hw_params_ycbcr.frm_fmt;
+}
+
+static int ccdc_getfid(void)
+{
+	return (regr(CCDC_SYN_MODE) >> 15) & 1;
+}
+
+/* misc operations */
+static inline void ccdc_setfbaddr(unsigned long addr)
+{
+	regw(addr & 0xffffffe0, CCDC_SDR_ADDR);
+}
+
+static int ccdc_set_hw_if_params(struct vpfe_hw_if_param *params)
+{
+	ccdc_if_type = params->if_type;
+
+	switch (params->if_type) {
+	case VPFE_BT656:
+	case VPFE_YCBCR_SYNC_16:
+	case VPFE_YCBCR_SYNC_8:
+		ccdc_hw_params_ycbcr.vd_pol = params->vdpol;
+		ccdc_hw_params_ycbcr.hd_pol = params->hdpol;
+		break;
+	default:
+		/* TODO add support for raw bayer here */
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static struct ccdc_hw_device ccdc_hw_dev = {
+	.name = "DM6446 CCDC",
+	.owner = THIS_MODULE,
+	.hw_ops = {
+		.open = ccdc_open,
+		.close = ccdc_close,
+		.set_ccdc_base = ccdc_set_ccdc_base,
+		.reset = ccdc_sbl_reset,
+		.enable = ccdc_enable,
+		.set_hw_if_params = ccdc_set_hw_if_params,
+		.set_params = ccdc_set_params,
+		.configure = ccdc_configure,
+		.set_buftype = ccdc_set_buftype,
+		.get_buftype = ccdc_get_buftype,
+		.enum_pix = ccdc_enum_pix,
+		.set_pixel_format = ccdc_set_pixel_format,
+		.get_pixel_format = ccdc_get_pixel_format,
+		.set_frame_format = ccdc_set_frame_format,
+		.get_frame_format = ccdc_get_frame_format,
+		.set_image_window = ccdc_set_image_window,
+		.get_image_window = ccdc_get_image_window,
+		.get_line_length = ccdc_get_line_length,
+		.setfbaddr = ccdc_setfbaddr,
+		.getfid = ccdc_getfid,
+	},
+};
+
+static int dm644x_ccdc_init(void)
+{
+	printk(KERN_NOTICE "dm644x_ccdc_init\n");
+	if (vpfe_register_ccdc_device(&ccdc_hw_dev) < 0)
+		return -1;
+	printk(KERN_NOTICE "%s is registered with vpfe.\n",
+		ccdc_hw_dev.name);
+	return 0;
+}
+
+static void dm644x_ccdc_exit(void)
+{
+	vpfe_unregister_ccdc_device(&ccdc_hw_dev);
+}
+
+module_init(dm644x_ccdc_init);
+module_exit(dm644x_ccdc_exit);
diff --git a/drivers/media/video/davinci/dm644x_ccdc_regs.h b/drivers/media/video/davinci/dm644x_ccdc_regs.h
new file mode 100644
index 000000000000..6e5d05324466
--- /dev/null
+++ b/drivers/media/video/davinci/dm644x_ccdc_regs.h
@@ -0,0 +1,145 @@
+/*
+ * Copyright (C) 2006-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _DM644X_CCDC_REGS_H
+#define _DM644X_CCDC_REGS_H
+
+/**************************************************************************\
+* Register OFFSET Definitions
+\**************************************************************************/
+#define CCDC_PID				0x0
+#define CCDC_PCR				0x4
+#define CCDC_SYN_MODE				0x8
+#define CCDC_HD_VD_WID				0xc
+#define CCDC_PIX_LINES				0x10
+#define CCDC_HORZ_INFO				0x14
+#define CCDC_VERT_START				0x18
+#define CCDC_VERT_LINES				0x1c
+#define CCDC_CULLING				0x20
+#define CCDC_HSIZE_OFF				0x24
+#define CCDC_SDOFST				0x28
+#define CCDC_SDR_ADDR				0x2c
+#define CCDC_CLAMP				0x30
+#define CCDC_DCSUB				0x34
+#define CCDC_COLPTN				0x38
+#define CCDC_BLKCMP				0x3c
+#define CCDC_FPC				0x40
+#define CCDC_FPC_ADDR				0x44
+#define CCDC_VDINT				0x48
+#define CCDC_ALAW				0x4c
+#define CCDC_REC656IF				0x50
+#define CCDC_CCDCFG				0x54
+#define CCDC_FMTCFG				0x58
+#define CCDC_FMT_HORZ				0x5c
+#define CCDC_FMT_VERT				0x60
+#define CCDC_FMT_ADDR0				0x64
+#define CCDC_FMT_ADDR1				0x68
+#define CCDC_FMT_ADDR2				0x6c
+#define CCDC_FMT_ADDR3				0x70
+#define CCDC_FMT_ADDR4				0x74
+#define CCDC_FMT_ADDR5				0x78
+#define CCDC_FMT_ADDR6				0x7c
+#define CCDC_FMT_ADDR7				0x80
+#define CCDC_PRGEVEN_0				0x84
+#define CCDC_PRGEVEN_1				0x88
+#define CCDC_PRGODD_0				0x8c
+#define CCDC_PRGODD_1				0x90
+#define CCDC_VP_OUT				0x94
+
+
+/***************************************************************
+*	Define for various register bit mask and shifts for CCDC
+****************************************************************/
+#define CCDC_FID_POL_MASK			1
+#define CCDC_FID_POL_SHIFT			4
+#define CCDC_HD_POL_MASK			1
+#define CCDC_HD_POL_SHIFT			3
+#define CCDC_VD_POL_MASK			1
+#define CCDC_VD_POL_SHIFT			2
+#define CCDC_HSIZE_OFF_MASK			0xffffffe0
+#define CCDC_32BYTE_ALIGN_VAL			31
+#define CCDC_FRM_FMT_MASK			0x1
+#define CCDC_FRM_FMT_SHIFT			7
+#define CCDC_DATA_SZ_MASK			7
+#define CCDC_DATA_SZ_SHIFT			8
+#define CCDC_PIX_FMT_MASK			3
+#define CCDC_PIX_FMT_SHIFT			12
+#define CCDC_VP2SDR_DISABLE			0xFFFBFFFF
+#define CCDC_WEN_ENABLE				(1 << 17)
+#define CCDC_SDR2RSZ_DISABLE			0xFFF7FFFF
+#define CCDC_VDHDEN_ENABLE			(1 << 16)
+#define CCDC_LPF_ENABLE				(1 << 14)
+#define CCDC_ALAW_ENABLE			(1 << 3)
+#define CCDC_ALAW_GAMA_WD_MASK			7
+#define CCDC_BLK_CLAMP_ENABLE			(1 << 31)
+#define CCDC_BLK_SGAIN_MASK			0x1F
+#define CCDC_BLK_ST_PXL_MASK			0x7FFF
+#define CCDC_BLK_ST_PXL_SHIFT			10
+#define CCDC_BLK_SAMPLE_LN_MASK			7
+#define CCDC_BLK_SAMPLE_LN_SHIFT		28
+#define CCDC_BLK_SAMPLE_LINE_MASK		7
+#define CCDC_BLK_SAMPLE_LINE_SHIFT		25
+#define CCDC_BLK_DC_SUB_MASK			0x03FFF
+#define CCDC_BLK_COMP_MASK			0xFF
+#define CCDC_BLK_COMP_GB_COMP_SHIFT		8
+#define CCDC_BLK_COMP_GR_COMP_SHIFT		16
+#define CCDC_BLK_COMP_R_COMP_SHIFT		24
+#define CCDC_LATCH_ON_VSYNC_DISABLE		(1 << 15)
+#define CCDC_FPC_ENABLE				(1 << 15)
+#define CCDC_FPC_DISABLE			0
+#define CCDC_FPC_FPC_NUM_MASK 			0x7FFF
+#define CCDC_DATA_PACK_ENABLE			(1 << 11)
+#define CCDC_FMTCFG_VPIN_MASK			7
+#define CCDC_FMTCFG_VPIN_SHIFT			12
+#define CCDC_FMT_HORZ_FMTLNH_MASK		0x1FFF
+#define CCDC_FMT_HORZ_FMTSPH_MASK		0x1FFF
+#define CCDC_FMT_HORZ_FMTSPH_SHIFT		16
+#define CCDC_FMT_VERT_FMTLNV_MASK		0x1FFF
+#define CCDC_FMT_VERT_FMTSLV_MASK		0x1FFF
+#define CCDC_FMT_VERT_FMTSLV_SHIFT		16
+#define CCDC_VP_OUT_VERT_NUM_MASK		0x3FFF
+#define CCDC_VP_OUT_VERT_NUM_SHIFT		17
+#define CCDC_VP_OUT_HORZ_NUM_MASK		0x1FFF
+#define CCDC_VP_OUT_HORZ_NUM_SHIFT		4
+#define CCDC_VP_OUT_HORZ_ST_MASK		0xF
+#define CCDC_HORZ_INFO_SPH_SHIFT		16
+#define CCDC_VERT_START_SLV0_SHIFT		16
+#define CCDC_VDINT_VDINT0_SHIFT			16
+#define CCDC_VDINT_VDINT1_MASK			0xFFFF
+#define CCDC_PPC_RAW				1
+#define CCDC_DCSUB_DEFAULT_VAL			0
+#define CCDC_CLAMP_DEFAULT_VAL			0
+#define CCDC_ENABLE_VIDEO_PORT			0x8000
+#define CCDC_DISABLE_VIDEO_PORT			0
+#define CCDC_COLPTN_VAL				0xBB11BB11
+#define CCDC_TWO_BYTES_PER_PIXEL		2
+#define CCDC_INTERLACED_IMAGE_INVERT		0x4B6D
+#define CCDC_INTERLACED_NO_IMAGE_INVERT		0x0249
+#define CCDC_PROGRESSIVE_IMAGE_INVERT		0x4000
+#define CCDC_PROGRESSIVE_NO_IMAGE_INVERT	0
+#define CCDC_INTERLACED_HEIGHT_SHIFT		1
+#define CCDC_SYN_MODE_INPMOD_SHIFT		12
+#define CCDC_SYN_MODE_INPMOD_MASK		3
+#define CCDC_SYN_MODE_8BITS			(7 << 8)
+#define CCDC_SYN_FLDMODE_MASK			1
+#define CCDC_SYN_FLDMODE_SHIFT			7
+#define CCDC_REC656IF_BT656_EN			3
+#define CCDC_SYN_MODE_VD_POL_NEGATIVE		(1 << 2)
+#define CCDC_CCDCFG_Y8POS_SHIFT			11
+#define CCDC_SDOFST_FIELD_INTERLEAVED		0x249
+#define CCDC_NO_CULLING				0xffff00ff
+#endif
diff --git a/drivers/media/video/davinci/vpfe_capture.c b/drivers/media/video/davinci/vpfe_capture.c
new file mode 100644
index 000000000000..402ce43ef38e
--- /dev/null
+++ b/drivers/media/video/davinci/vpfe_capture.c
@@ -0,0 +1,2124 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ * Driver name : VPFE Capture driver
+ *    VPFE Capture driver allows applications to capture and stream video
+ *    frames on DaVinci SoCs (DM6446, DM355 etc) from a YUV source such as
+ *    TVP5146 or  Raw Bayer RGB image data from an image sensor
+ *    such as Microns' MT9T001, MT9T031 etc.
+ *
+ *    These SoCs have, in common, a Video Processing Subsystem (VPSS) that
+ *    consists of a Video Processing Front End (VPFE) for capturing
+ *    video/raw image data and Video Processing Back End (VPBE) for displaying
+ *    YUV data through an in-built analog encoder or Digital LCD port. This
+ *    driver is for capture through VPFE. A typical EVM using these SoCs have
+ *    following high level configuration.
+ *
+ *
+ *    decoder(TVP5146/		YUV/
+ * 	     MT9T001)   -->  Raw Bayer RGB ---> MUX -> VPFE (CCDC/ISIF)
+ *    				data input              |      |
+ *							V      |
+ *						      SDRAM    |
+ *							       V
+ *							   Image Processor
+ *							       |
+ *							       V
+ *							     SDRAM
+ *    The data flow happens from a decoder connected to the VPFE over a
+ *    YUV embedded (BT.656/BT.1120) or separate sync or raw bayer rgb interface
+ *    and to the input of VPFE through an optional MUX (if more inputs are
+ *    to be interfaced on the EVM). The input data is first passed through
+ *    CCDC (CCD Controller, a.k.a Image Sensor Interface, ISIF). The CCDC
+ *    does very little or no processing on YUV data and does pre-process Raw
+ *    Bayer RGB data through modules such as Defect Pixel Correction (DFC)
+ *    Color Space Conversion (CSC), data gain/offset etc. After this, data
+ *    can be written to SDRAM or can be connected to the image processing
+ *    block such as IPIPE (on DM355 only).
+ *
+ *    Features supported
+ *  		- MMAP IO
+ *		- Capture using TVP5146 over BT.656
+ *		- support for interfacing decoders using sub device model
+ *		- Work with DM355 or DM6446 CCDC to do Raw Bayer RGB/YUV
+ *		  data capture to SDRAM.
+ *    TODO list
+ *		- Support multiple REQBUF after open
+ *		- Support for de-allocating buffers through REQBUF
+ *		- Support for Raw Bayer RGB capture
+ *		- Support for chaining Image Processor
+ *		- Support for static allocation of buffers
+ *		- Support for USERPTR IO
+ *		- Support for STREAMON before QBUF
+ *		- Support for control ioctls
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/version.h>
+#include <media/v4l2-common.h>
+#include <linux/io.h>
+#include <media/davinci/vpfe_capture.h>
+#include "ccdc_hw_device.h"
+
+static int debug;
+static u32 numbuffers = 3;
+static u32 bufsize = (720 * 576 * 2);
+
+module_param(numbuffers, uint, S_IRUGO);
+module_param(bufsize, uint, S_IRUGO);
+module_param(debug, int, 0644);
+
+MODULE_PARM_DESC(numbuffers, "buffer count (default:3)");
+MODULE_PARM_DESC(bufsize, "buffer size in bytes (default:720 x 576 x 2)");
+MODULE_PARM_DESC(debug, "Debug level 0-1");
+
+MODULE_DESCRIPTION("VPFE Video for Linux Capture Driver");
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Texas Instruments");
+
+/* standard information */
+struct vpfe_standard {
+	v4l2_std_id std_id;
+	unsigned int width;
+	unsigned int height;
+	struct v4l2_fract pixelaspect;
+	/* 0 - progressive, 1 - interlaced */
+	int frame_format;
+};
+
+/* ccdc configuration */
+struct ccdc_config {
+	/* This make sure vpfe is probed and ready to go */
+	int vpfe_probed;
+	/* name of ccdc device */
+	char name[32];
+	/* for storing mem maps for CCDC */
+	int ccdc_addr_size;
+	void *__iomem ccdc_addr;
+};
+
+/* data structures */
+static struct vpfe_config_params config_params = {
+	.min_numbuffers = 3,
+	.numbuffers = 3,
+	.min_bufsize = 720 * 480 * 2,
+	.device_bufsize = 720 * 576 * 2,
+};
+
+/* ccdc device registered */
+static struct ccdc_hw_device *ccdc_dev;
+/* lock for accessing ccdc information */
+static DEFINE_MUTEX(ccdc_lock);
+/* ccdc configuration */
+static struct ccdc_config *ccdc_cfg;
+
+const struct vpfe_standard vpfe_standards[] = {
+	{V4L2_STD_525_60, 720, 480, {11, 10}, 1},
+	{V4L2_STD_625_50, 720, 576, {54, 59}, 1},
+};
+
+/* Used when raw Bayer image from ccdc is directly captured to SDRAM */
+static const struct vpfe_pixel_format vpfe_pix_fmts[] = {
+	{
+		.fmtdesc = {
+			.index = 0,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "Bayer GrRBGb 8bit A-Law compr.",
+			.pixelformat = V4L2_PIX_FMT_SBGGR8,
+		},
+		.bpp = 1,
+	},
+	{
+		.fmtdesc = {
+			.index = 1,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "Bayer GrRBGb - 16bit",
+			.pixelformat = V4L2_PIX_FMT_SBGGR16,
+		},
+		.bpp = 2,
+	},
+	{
+		.fmtdesc = {
+			.index = 2,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "Bayer GrRBGb 8bit DPCM compr.",
+			.pixelformat = V4L2_PIX_FMT_SGRBG10DPCM8,
+		},
+		.bpp = 1,
+	},
+	{
+		.fmtdesc = {
+			.index = 3,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "YCbCr 4:2:2 Interleaved UYVY",
+			.pixelformat = V4L2_PIX_FMT_UYVY,
+		},
+		.bpp = 2,
+	},
+	{
+		.fmtdesc = {
+			.index = 4,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "YCbCr 4:2:2 Interleaved YUYV",
+			.pixelformat = V4L2_PIX_FMT_YUYV,
+		},
+		.bpp = 2,
+	},
+	{
+		.fmtdesc = {
+			.index = 5,
+			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			.description = "Y/CbCr 4:2:0 - Semi planar",
+			.pixelformat = V4L2_PIX_FMT_NV12,
+		},
+		.bpp = 1,
+	},
+};
+
+/*
+ * vpfe_lookup_pix_format()
+ * lookup an entry in the vpfe pix format table based on pix_format
+ */
+static const struct vpfe_pixel_format *vpfe_lookup_pix_format(u32 pix_format)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(vpfe_pix_fmts); i++) {
+		if (pix_format == vpfe_pix_fmts[i].fmtdesc.pixelformat)
+			return &vpfe_pix_fmts[i];
+	}
+	return NULL;
+}
+
+/*
+ * vpfe_register_ccdc_device. CCDC module calls this to
+ * register with vpfe capture
+ */
+int vpfe_register_ccdc_device(struct ccdc_hw_device *dev)
+{
+	int ret = 0;
+	printk(KERN_NOTICE "vpfe_register_ccdc_device: %s\n", dev->name);
+
+	BUG_ON(!dev->hw_ops.open);
+	BUG_ON(!dev->hw_ops.enable);
+	BUG_ON(!dev->hw_ops.set_hw_if_params);
+	BUG_ON(!dev->hw_ops.configure);
+	BUG_ON(!dev->hw_ops.set_buftype);
+	BUG_ON(!dev->hw_ops.get_buftype);
+	BUG_ON(!dev->hw_ops.enum_pix);
+	BUG_ON(!dev->hw_ops.set_frame_format);
+	BUG_ON(!dev->hw_ops.get_frame_format);
+	BUG_ON(!dev->hw_ops.get_pixel_format);
+	BUG_ON(!dev->hw_ops.set_pixel_format);
+	BUG_ON(!dev->hw_ops.set_params);
+	BUG_ON(!dev->hw_ops.set_image_window);
+	BUG_ON(!dev->hw_ops.get_image_window);
+	BUG_ON(!dev->hw_ops.get_line_length);
+	BUG_ON(!dev->hw_ops.setfbaddr);
+	BUG_ON(!dev->hw_ops.getfid);
+
+	mutex_lock(&ccdc_lock);
+	if (NULL == ccdc_cfg) {
+		/*
+		 * TODO. Will this ever happen? if so, we need to fix it.
+		 * Proabably we need to add the request to a linked list and
+		 * walk through it during vpfe probe
+		 */
+		printk(KERN_ERR "vpfe capture not initialized\n");
+		ret = -1;
+		goto unlock;
+	}
+
+	if (strcmp(dev->name, ccdc_cfg->name)) {
+		/* ignore this ccdc */
+		ret = -1;
+		goto unlock;
+	}
+
+	if (ccdc_dev) {
+		printk(KERN_ERR "ccdc already registered\n");
+		ret = -1;
+		goto unlock;
+	}
+
+	ccdc_dev = dev;
+	dev->hw_ops.set_ccdc_base(ccdc_cfg->ccdc_addr,
+				  ccdc_cfg->ccdc_addr_size);
+unlock:
+	mutex_unlock(&ccdc_lock);
+	return ret;
+}
+EXPORT_SYMBOL(vpfe_register_ccdc_device);
+
+/*
+ * vpfe_unregister_ccdc_device. CCDC module calls this to
+ * unregister with vpfe capture
+ */
+void vpfe_unregister_ccdc_device(struct ccdc_hw_device *dev)
+{
+	if (NULL == dev) {
+		printk(KERN_ERR "invalid ccdc device ptr\n");
+		return;
+	}
+
+	printk(KERN_NOTICE "vpfe_unregister_ccdc_device, dev->name = %s\n",
+		dev->name);
+
+	if (strcmp(dev->name, ccdc_cfg->name)) {
+		/* ignore this ccdc */
+		return;
+	}
+
+	mutex_lock(&ccdc_lock);
+	ccdc_dev = NULL;
+	mutex_unlock(&ccdc_lock);
+	return;
+}
+EXPORT_SYMBOL(vpfe_unregister_ccdc_device);
+
+/*
+ * vpfe_get_ccdc_image_format - Get image parameters based on CCDC settings
+ */
+static int vpfe_get_ccdc_image_format(struct vpfe_device *vpfe_dev,
+				 struct v4l2_format *f)
+{
+	struct v4l2_rect image_win;
+	enum ccdc_buftype buf_type;
+	enum ccdc_frmfmt frm_fmt;
+
+	memset(f, 0, sizeof(*f));
+	f->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+	ccdc_dev->hw_ops.get_image_window(&image_win);
+	f->fmt.pix.width = image_win.width;
+	f->fmt.pix.height = image_win.height;
+	f->fmt.pix.bytesperline = ccdc_dev->hw_ops.get_line_length();
+	f->fmt.pix.sizeimage = f->fmt.pix.bytesperline *
+				f->fmt.pix.height;
+	buf_type = ccdc_dev->hw_ops.get_buftype();
+	f->fmt.pix.pixelformat = ccdc_dev->hw_ops.get_pixel_format();
+	frm_fmt = ccdc_dev->hw_ops.get_frame_format();
+	if (frm_fmt == CCDC_FRMFMT_PROGRESSIVE)
+		f->fmt.pix.field = V4L2_FIELD_NONE;
+	else if (frm_fmt == CCDC_FRMFMT_INTERLACED) {
+		if (buf_type == CCDC_BUFTYPE_FLD_INTERLEAVED)
+			f->fmt.pix.field = V4L2_FIELD_INTERLACED;
+		else if (buf_type == CCDC_BUFTYPE_FLD_SEPARATED)
+			f->fmt.pix.field = V4L2_FIELD_SEQ_TB;
+		else {
+			v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf_type\n");
+			return -EINVAL;
+		}
+	} else {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid frm_fmt\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+/*
+ * vpfe_config_ccdc_image_format()
+ * For a pix format, configure ccdc to setup the capture
+ */
+static int vpfe_config_ccdc_image_format(struct vpfe_device *vpfe_dev)
+{
+	enum ccdc_frmfmt frm_fmt = CCDC_FRMFMT_INTERLACED;
+	int ret = 0;
+
+	if (ccdc_dev->hw_ops.set_pixel_format(
+			vpfe_dev->fmt.fmt.pix.pixelformat) < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"couldn't set pix format in ccdc\n");
+		return -EINVAL;
+	}
+	/* configure the image window */
+	ccdc_dev->hw_ops.set_image_window(&vpfe_dev->crop);
+
+	switch (vpfe_dev->fmt.fmt.pix.field) {
+	case V4L2_FIELD_INTERLACED:
+		/* do nothing, since it is default */
+		ret = ccdc_dev->hw_ops.set_buftype(
+				CCDC_BUFTYPE_FLD_INTERLEAVED);
+		break;
+	case V4L2_FIELD_NONE:
+		frm_fmt = CCDC_FRMFMT_PROGRESSIVE;
+		/* buffer type only applicable for interlaced scan */
+		break;
+	case V4L2_FIELD_SEQ_TB:
+		ret = ccdc_dev->hw_ops.set_buftype(
+				CCDC_BUFTYPE_FLD_SEPARATED);
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	/* set the frame format */
+	if (!ret)
+		ret = ccdc_dev->hw_ops.set_frame_format(frm_fmt);
+	return ret;
+}
+/*
+ * vpfe_config_image_format()
+ * For a given standard, this functions sets up the default
+ * pix format & crop values in the vpfe device and ccdc.  It first
+ * starts with defaults based values from the standard table.
+ * It then checks if sub device support g_fmt and then override the
+ * values based on that.Sets crop values to match with scan resolution
+ * starting at 0,0. It calls vpfe_config_ccdc_image_format() set the
+ * values in ccdc
+ */
+static int vpfe_config_image_format(struct vpfe_device *vpfe_dev,
+				    const v4l2_std_id *std_id)
+{
+	struct vpfe_subdev_info *sdinfo = vpfe_dev->current_subdev;
+	int i, ret = 0;
+
+	for (i = 0; i < ARRAY_SIZE(vpfe_standards); i++) {
+		if (vpfe_standards[i].std_id & *std_id) {
+			vpfe_dev->std_info.active_pixels =
+					vpfe_standards[i].width;
+			vpfe_dev->std_info.active_lines =
+					vpfe_standards[i].height;
+			vpfe_dev->std_info.frame_format =
+					vpfe_standards[i].frame_format;
+			vpfe_dev->std_index = i;
+			break;
+		}
+	}
+
+	if (i ==  ARRAY_SIZE(vpfe_standards)) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "standard not supported\n");
+		return -EINVAL;
+	}
+
+	vpfe_dev->crop.top = 0;
+	vpfe_dev->crop.left = 0;
+	vpfe_dev->crop.width = vpfe_dev->std_info.active_pixels;
+	vpfe_dev->crop.height = vpfe_dev->std_info.active_lines;
+	vpfe_dev->fmt.fmt.pix.width = vpfe_dev->crop.width;
+	vpfe_dev->fmt.fmt.pix.height = vpfe_dev->crop.height;
+
+	/* first field and frame format based on standard frame format */
+	if (vpfe_dev->std_info.frame_format) {
+		vpfe_dev->fmt.fmt.pix.field = V4L2_FIELD_INTERLACED;
+		/* assume V4L2_PIX_FMT_UYVY as default */
+		vpfe_dev->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_UYVY;
+	} else {
+		vpfe_dev->fmt.fmt.pix.field = V4L2_FIELD_NONE;
+		/* assume V4L2_PIX_FMT_SBGGR8 */
+		vpfe_dev->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SBGGR8;
+	}
+
+	/* if sub device supports g_fmt, override the defaults */
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev,
+			sdinfo->grp_id, video, g_fmt, &vpfe_dev->fmt);
+
+	if (ret && ret != -ENOIOCTLCMD) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"error in getting g_fmt from sub device\n");
+		return ret;
+	}
+
+	/* Sets the values in CCDC */
+	ret = vpfe_config_ccdc_image_format(vpfe_dev);
+	if (ret)
+		return ret;
+
+	/* Update the values of sizeimage and bytesperline */
+	if (!ret) {
+		vpfe_dev->fmt.fmt.pix.bytesperline =
+			ccdc_dev->hw_ops.get_line_length();
+		vpfe_dev->fmt.fmt.pix.sizeimage =
+			vpfe_dev->fmt.fmt.pix.bytesperline *
+			vpfe_dev->fmt.fmt.pix.height;
+	}
+	return ret;
+}
+
+static int vpfe_initialize_device(struct vpfe_device *vpfe_dev)
+{
+	int ret = 0;
+
+	/* set first input of current subdevice as the current input */
+	vpfe_dev->current_input = 0;
+
+	/* set default standard */
+	vpfe_dev->std_index = 0;
+
+	/* Configure the default format information */
+	ret = vpfe_config_image_format(vpfe_dev,
+				&vpfe_standards[vpfe_dev->std_index].std_id);
+	if (ret)
+		return ret;
+
+	/* now open the ccdc device to initialize it */
+	mutex_lock(&ccdc_lock);
+	if (NULL == ccdc_dev) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "ccdc device not registered\n");
+		ret = -ENODEV;
+		goto unlock;
+	}
+
+	if (!try_module_get(ccdc_dev->owner)) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Couldn't lock ccdc module\n");
+		ret = -ENODEV;
+		goto unlock;
+	}
+	ret = ccdc_dev->hw_ops.open(vpfe_dev->pdev);
+	if (!ret)
+		vpfe_dev->initialized = 1;
+unlock:
+	mutex_unlock(&ccdc_lock);
+	return ret;
+}
+
+/*
+ * vpfe_open : It creates object of file handle structure and
+ * stores it in private_data  member of filepointer
+ */
+static int vpfe_open(struct file *file)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_open\n");
+
+	if (!vpfe_dev->cfg->num_subdevs) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "No decoder registered\n");
+		return -ENODEV;
+	}
+
+	/* Allocate memory for the file handle object */
+	fh = kmalloc(sizeof(struct vpfe_fh), GFP_KERNEL);
+	if (NULL == fh) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"unable to allocate memory for file handle object\n");
+		return -ENOMEM;
+	}
+	/* store pointer to fh in private_data member of file */
+	file->private_data = fh;
+	fh->vpfe_dev = vpfe_dev;
+	mutex_lock(&vpfe_dev->lock);
+	/* If decoder is not initialized. initialize it */
+	if (!vpfe_dev->initialized) {
+		if (vpfe_initialize_device(vpfe_dev)) {
+			mutex_unlock(&vpfe_dev->lock);
+			return -ENODEV;
+		}
+	}
+	/* Increment device usrs counter */
+	vpfe_dev->usrs++;
+	/* Set io_allowed member to false */
+	fh->io_allowed = 0;
+	/* Initialize priority of this instance to default priority */
+	fh->prio = V4L2_PRIORITY_UNSET;
+	v4l2_prio_open(&vpfe_dev->prio, &fh->prio);
+	mutex_unlock(&vpfe_dev->lock);
+	return 0;
+}
+
+static void vpfe_schedule_next_buffer(struct vpfe_device *vpfe_dev)
+{
+	unsigned long addr;
+
+	vpfe_dev->next_frm = list_entry(vpfe_dev->dma_queue.next,
+					struct videobuf_buffer, queue);
+	list_del(&vpfe_dev->next_frm->queue);
+	vpfe_dev->next_frm->state = VIDEOBUF_ACTIVE;
+	addr = videobuf_to_dma_contig(vpfe_dev->next_frm);
+	ccdc_dev->hw_ops.setfbaddr(addr);
+}
+
+static void vpfe_process_buffer_complete(struct vpfe_device *vpfe_dev)
+{
+	struct timeval timevalue;
+
+	do_gettimeofday(&timevalue);
+	vpfe_dev->cur_frm->ts = timevalue;
+	vpfe_dev->cur_frm->state = VIDEOBUF_DONE;
+	vpfe_dev->cur_frm->size = vpfe_dev->fmt.fmt.pix.sizeimage;
+	wake_up_interruptible(&vpfe_dev->cur_frm->done);
+	vpfe_dev->cur_frm = vpfe_dev->next_frm;
+}
+
+/* ISR for VINT0*/
+static irqreturn_t vpfe_isr(int irq, void *dev_id)
+{
+	struct vpfe_device *vpfe_dev = dev_id;
+	enum v4l2_field field;
+	unsigned long addr;
+	int fid;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nStarting vpfe_isr...\n");
+	field = vpfe_dev->fmt.fmt.pix.field;
+
+	/* if streaming not started, don't do anything */
+	if (!vpfe_dev->started)
+		return IRQ_HANDLED;
+
+	/* only for 6446 this will be applicable */
+	if (NULL != ccdc_dev->hw_ops.reset)
+		ccdc_dev->hw_ops.reset();
+
+	if (field == V4L2_FIELD_NONE) {
+		/* handle progressive frame capture */
+		v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+			"frame format is progressive...\n");
+		if (vpfe_dev->cur_frm != vpfe_dev->next_frm)
+			vpfe_process_buffer_complete(vpfe_dev);
+		return IRQ_HANDLED;
+	}
+
+	/* interlaced or TB capture check which field we are in hardware */
+	fid = ccdc_dev->hw_ops.getfid();
+
+	/* switch the software maintained field id */
+	vpfe_dev->field_id ^= 1;
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "field id = %x:%x.\n",
+		fid, vpfe_dev->field_id);
+	if (fid == vpfe_dev->field_id) {
+		/* we are in-sync here,continue */
+		if (fid == 0) {
+			/*
+			 * One frame is just being captured. If the next frame
+			 * is available, release the current frame and move on
+			 */
+			if (vpfe_dev->cur_frm != vpfe_dev->next_frm)
+				vpfe_process_buffer_complete(vpfe_dev);
+			/*
+			 * based on whether the two fields are stored
+			 * interleavely or separately in memory, reconfigure
+			 * the CCDC memory address
+			 */
+			if (field == V4L2_FIELD_SEQ_TB) {
+				addr =
+				  videobuf_to_dma_contig(vpfe_dev->cur_frm);
+				addr += vpfe_dev->field_off;
+				ccdc_dev->hw_ops.setfbaddr(addr);
+			}
+			return IRQ_HANDLED;
+		}
+		/*
+		 * if one field is just being captured configure
+		 * the next frame get the next frame from the empty
+		 * queue if no frame is available hold on to the
+		 * current buffer
+		 */
+		spin_lock(&vpfe_dev->dma_queue_lock);
+		if (!list_empty(&vpfe_dev->dma_queue) &&
+		    vpfe_dev->cur_frm == vpfe_dev->next_frm)
+			vpfe_schedule_next_buffer(vpfe_dev);
+		spin_unlock(&vpfe_dev->dma_queue_lock);
+	} else if (fid == 0) {
+		/*
+		 * out of sync. Recover from any hardware out-of-sync.
+		 * May loose one frame
+		 */
+		vpfe_dev->field_id = fid;
+	}
+	return IRQ_HANDLED;
+}
+
+/* vdint1_isr - isr handler for VINT1 interrupt */
+static irqreturn_t vdint1_isr(int irq, void *dev_id)
+{
+	struct vpfe_device *vpfe_dev = dev_id;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "\nInside vdint1_isr...\n");
+
+	/* if streaming not started, don't do anything */
+	if (!vpfe_dev->started)
+		return IRQ_HANDLED;
+
+	spin_lock(&vpfe_dev->dma_queue_lock);
+	if ((vpfe_dev->fmt.fmt.pix.field == V4L2_FIELD_NONE) &&
+	    !list_empty(&vpfe_dev->dma_queue) &&
+	    vpfe_dev->cur_frm == vpfe_dev->next_frm)
+		vpfe_schedule_next_buffer(vpfe_dev);
+	spin_unlock(&vpfe_dev->dma_queue_lock);
+	return IRQ_HANDLED;
+}
+
+static void vpfe_detach_irq(struct vpfe_device *vpfe_dev)
+{
+	enum ccdc_frmfmt frame_format;
+
+	frame_format = ccdc_dev->hw_ops.get_frame_format();
+	if (frame_format == CCDC_FRMFMT_PROGRESSIVE)
+		free_irq(IRQ_VDINT1, vpfe_dev);
+}
+
+static int vpfe_attach_irq(struct vpfe_device *vpfe_dev)
+{
+	enum ccdc_frmfmt frame_format;
+
+	frame_format = ccdc_dev->hw_ops.get_frame_format();
+	if (frame_format == CCDC_FRMFMT_PROGRESSIVE) {
+		return request_irq(vpfe_dev->ccdc_irq1, vdint1_isr,
+				    IRQF_DISABLED, "vpfe_capture1",
+				    vpfe_dev);
+	}
+	return 0;
+}
+
+/* vpfe_stop_ccdc_capture: stop streaming in ccdc/isif */
+static void vpfe_stop_ccdc_capture(struct vpfe_device *vpfe_dev)
+{
+	vpfe_dev->started = 0;
+	ccdc_dev->hw_ops.enable(0);
+	if (ccdc_dev->hw_ops.enable_out_to_sdram)
+		ccdc_dev->hw_ops.enable_out_to_sdram(0);
+}
+
+/*
+ * vpfe_release : This function deletes buffer queue, frees the
+ * buffers and the vpfe file  handle
+ */
+static int vpfe_release(struct file *file)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh = file->private_data;
+	struct vpfe_subdev_info *sdinfo;
+	int ret;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_release\n");
+
+	/* Get the device lock */
+	mutex_lock(&vpfe_dev->lock);
+	/* if this instance is doing IO */
+	if (fh->io_allowed) {
+		if (vpfe_dev->started) {
+			sdinfo = vpfe_dev->current_subdev;
+			ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev,
+							 sdinfo->grp_id,
+							 video, s_stream, 0);
+			if (ret && (ret != -ENOIOCTLCMD))
+				v4l2_err(&vpfe_dev->v4l2_dev,
+				"stream off failed in subdev\n");
+			vpfe_stop_ccdc_capture(vpfe_dev);
+			vpfe_detach_irq(vpfe_dev);
+			videobuf_streamoff(&vpfe_dev->buffer_queue);
+		}
+		vpfe_dev->io_usrs = 0;
+		vpfe_dev->numbuffers = config_params.numbuffers;
+	}
+
+	/* Decrement device usrs counter */
+	vpfe_dev->usrs--;
+	/* Close the priority */
+	v4l2_prio_close(&vpfe_dev->prio, &fh->prio);
+	/* If this is the last file handle */
+	if (!vpfe_dev->usrs) {
+		vpfe_dev->initialized = 0;
+		if (ccdc_dev->hw_ops.close)
+			ccdc_dev->hw_ops.close(vpfe_dev->pdev);
+		module_put(ccdc_dev->owner);
+	}
+	mutex_unlock(&vpfe_dev->lock);
+	file->private_data = NULL;
+	/* Free memory allocated to file handle object */
+	kfree(fh);
+	return 0;
+}
+
+/*
+ * vpfe_mmap : It is used to map kernel space buffers
+ * into user spaces
+ */
+static int vpfe_mmap(struct file *file, struct vm_area_struct *vma)
+{
+	/* Get the device object and file handle object */
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_mmap\n");
+
+	return videobuf_mmap_mapper(&vpfe_dev->buffer_queue, vma);
+}
+
+/*
+ * vpfe_poll: It is used for select/poll system call
+ */
+static unsigned int vpfe_poll(struct file *file, poll_table *wait)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_poll\n");
+
+	if (vpfe_dev->started)
+		return videobuf_poll_stream(file,
+					    &vpfe_dev->buffer_queue, wait);
+	return 0;
+}
+
+/* vpfe capture driver file operations */
+static const struct v4l2_file_operations vpfe_fops = {
+	.owner = THIS_MODULE,
+	.open = vpfe_open,
+	.release = vpfe_release,
+	.unlocked_ioctl = video_ioctl2,
+	.mmap = vpfe_mmap,
+	.poll = vpfe_poll
+};
+
+/*
+ * vpfe_check_format()
+ * This function adjust the input pixel format as per hardware
+ * capabilities and update the same in pixfmt.
+ * Following algorithm used :-
+ *
+ *	If given pixformat is not in the vpfe list of pix formats or not
+ *	supported by the hardware, current value of pixformat in the device
+ *	is used
+ *	If given field is not supported, then current field is used. If field
+ *	is different from current, then it is matched with that from sub device.
+ *	Minimum height is 2 lines for interlaced or tb field and 1 line for
+ *	progressive. Maximum height is clamped to active active lines of scan
+ *	Minimum width is 32 bytes in memory and width is clamped to active
+ *	pixels of scan.
+ *	bytesperline is a multiple of 32.
+ */
+static const struct vpfe_pixel_format *
+	vpfe_check_format(struct vpfe_device *vpfe_dev,
+			  struct v4l2_pix_format *pixfmt)
+{
+	u32 min_height = 1, min_width = 32, max_width, max_height;
+	const struct vpfe_pixel_format *vpfe_pix_fmt;
+	u32 pix;
+	int temp, found;
+
+	vpfe_pix_fmt = vpfe_lookup_pix_format(pixfmt->pixelformat);
+	if (NULL == vpfe_pix_fmt) {
+		/*
+		 * use current pixel format in the vpfe device. We
+		 * will find this pix format in the table
+		 */
+		pixfmt->pixelformat = vpfe_dev->fmt.fmt.pix.pixelformat;
+		vpfe_pix_fmt = vpfe_lookup_pix_format(pixfmt->pixelformat);
+	}
+
+	/* check if hw supports it */
+	temp = 0;
+	found = 0;
+	while (ccdc_dev->hw_ops.enum_pix(&pix, temp) >= 0) {
+		if (vpfe_pix_fmt->fmtdesc.pixelformat == pix) {
+			found = 1;
+			break;
+		}
+		temp++;
+	}
+
+	if (!found) {
+		/* use current pixel format */
+		pixfmt->pixelformat = vpfe_dev->fmt.fmt.pix.pixelformat;
+		/*
+		 * Since this is currently used in the vpfe device, we
+		 * will find this pix format in the table
+		 */
+		vpfe_pix_fmt = vpfe_lookup_pix_format(pixfmt->pixelformat);
+	}
+
+	/* check what field format is supported */
+	if (pixfmt->field == V4L2_FIELD_ANY) {
+		/* if field is any, use current value as default */
+		pixfmt->field = vpfe_dev->fmt.fmt.pix.field;
+	}
+
+	/*
+	 * if field is not same as current field in the vpfe device
+	 * try matching the field with the sub device field
+	 */
+	if (vpfe_dev->fmt.fmt.pix.field != pixfmt->field) {
+		/*
+		 * If field value is not in the supported fields, use current
+		 * field used in the device as default
+		 */
+		switch (pixfmt->field) {
+		case V4L2_FIELD_INTERLACED:
+		case V4L2_FIELD_SEQ_TB:
+			/* if sub device is supporting progressive, use that */
+			if (!vpfe_dev->std_info.frame_format)
+				pixfmt->field = V4L2_FIELD_NONE;
+			break;
+		case V4L2_FIELD_NONE:
+			if (vpfe_dev->std_info.frame_format)
+				pixfmt->field = V4L2_FIELD_INTERLACED;
+			break;
+
+		default:
+			/* use current field as default */
+			pixfmt->field = vpfe_dev->fmt.fmt.pix.field;
+			break;
+		}
+	}
+
+	/* Now adjust image resolutions supported */
+	if (pixfmt->field == V4L2_FIELD_INTERLACED ||
+	    pixfmt->field == V4L2_FIELD_SEQ_TB)
+		min_height = 2;
+
+	max_width = vpfe_dev->std_info.active_pixels;
+	max_height = vpfe_dev->std_info.active_lines;
+	min_width /= vpfe_pix_fmt->bpp;
+
+	v4l2_info(&vpfe_dev->v4l2_dev, "width = %d, height = %d, bpp = %d\n",
+		  pixfmt->width, pixfmt->height, vpfe_pix_fmt->bpp);
+
+	pixfmt->width = clamp((pixfmt->width), min_width, max_width);
+	pixfmt->height = clamp((pixfmt->height), min_height, max_height);
+
+	/* If interlaced, adjust height to be a multiple of 2 */
+	if (pixfmt->field == V4L2_FIELD_INTERLACED)
+		pixfmt->height &= (~1);
+	/*
+	 * recalculate bytesperline and sizeimage since width
+	 * and height might have changed
+	 */
+	pixfmt->bytesperline = (((pixfmt->width * vpfe_pix_fmt->bpp) + 31)
+				& ~31);
+	if (pixfmt->pixelformat == V4L2_PIX_FMT_NV12)
+		pixfmt->sizeimage =
+			pixfmt->bytesperline * pixfmt->height +
+			((pixfmt->bytesperline * pixfmt->height) >> 1);
+	else
+		pixfmt->sizeimage = pixfmt->bytesperline * pixfmt->height;
+
+	v4l2_info(&vpfe_dev->v4l2_dev, "adjusted width = %d, height ="
+		 " %d, bpp = %d, bytesperline = %d, sizeimage = %d\n",
+		 pixfmt->width, pixfmt->height, vpfe_pix_fmt->bpp,
+		 pixfmt->bytesperline, pixfmt->sizeimage);
+	return vpfe_pix_fmt;
+}
+
+static int vpfe_querycap(struct file *file, void  *priv,
+			       struct v4l2_capability *cap)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_querycap\n");
+
+	cap->version = VPFE_CAPTURE_VERSION_CODE;
+	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+	strlcpy(cap->driver, CAPTURE_DRV_NAME, sizeof(cap->driver));
+	strlcpy(cap->bus_info, "VPFE", sizeof(cap->bus_info));
+	strlcpy(cap->card, vpfe_dev->cfg->card_name, sizeof(cap->card));
+	return 0;
+}
+
+static int vpfe_g_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_fmt_vid_cap\n");
+	/* Fill in the information about format */
+	*fmt = vpfe_dev->fmt;
+	return ret;
+}
+
+static int vpfe_enum_fmt_vid_cap(struct file *file, void  *priv,
+				   struct v4l2_fmtdesc *fmt)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	const struct vpfe_pixel_format *pix_fmt;
+	int temp_index;
+	u32 pix;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_enum_fmt_vid_cap\n");
+
+	if (ccdc_dev->hw_ops.enum_pix(&pix, fmt->index) < 0)
+		return -EINVAL;
+
+	/* Fill in the information about format */
+	pix_fmt = vpfe_lookup_pix_format(pix);
+	if (NULL != pix_fmt) {
+		temp_index = fmt->index;
+		*fmt = pix_fmt->fmtdesc;
+		fmt->index = temp_index;
+		return 0;
+	}
+	return -EINVAL;
+}
+
+static int vpfe_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	const struct vpfe_pixel_format *pix_fmts;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_fmt_vid_cap\n");
+
+	/* If streaming is started, return error */
+	if (vpfe_dev->started) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Streaming is started\n");
+		return -EBUSY;
+	}
+
+	/* Check for valid frame format */
+	pix_fmts = vpfe_check_format(vpfe_dev, &fmt->fmt.pix);
+
+	if (NULL == pix_fmts)
+		return -EINVAL;
+
+	/* store the pixel format in the device  object */
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	/* First detach any IRQ if currently attached */
+	vpfe_detach_irq(vpfe_dev);
+	vpfe_dev->fmt = *fmt;
+	/* set image capture parameters in the ccdc */
+	ret = vpfe_config_ccdc_image_format(vpfe_dev);
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_try_fmt_vid_cap(struct file *file, void *priv,
+				  struct v4l2_format *f)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	const struct vpfe_pixel_format *pix_fmts;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_try_fmt_vid_cap\n");
+
+	pix_fmts = vpfe_check_format(vpfe_dev, &f->fmt.pix);
+	if (NULL == pix_fmts)
+		return -EINVAL;
+	return 0;
+}
+
+/*
+ * vpfe_get_subdev_input_index - Get subdev index and subdev input index for a
+ * given app input index
+ */
+static int vpfe_get_subdev_input_index(struct vpfe_device *vpfe_dev,
+					int *subdev_index,
+					int *subdev_input_index,
+					int app_input_index)
+{
+	struct vpfe_config *cfg = vpfe_dev->cfg;
+	struct vpfe_subdev_info *sdinfo;
+	int i, j = 0;
+
+	for (i = 0; i < cfg->num_subdevs; i++) {
+		sdinfo = &cfg->sub_devs[i];
+		if (app_input_index < (j + sdinfo->num_inputs)) {
+			*subdev_index = i;
+			*subdev_input_index = app_input_index - j;
+			return 0;
+		}
+		j += sdinfo->num_inputs;
+	}
+	return -EINVAL;
+}
+
+/*
+ * vpfe_get_app_input - Get app input index for a given subdev input index
+ * driver stores the input index of the current sub device and translate it
+ * when application request the current input
+ */
+static int vpfe_get_app_input_index(struct vpfe_device *vpfe_dev,
+				    int *app_input_index)
+{
+	struct vpfe_config *cfg = vpfe_dev->cfg;
+	struct vpfe_subdev_info *sdinfo;
+	int i, j = 0;
+
+	for (i = 0; i < cfg->num_subdevs; i++) {
+		sdinfo = &cfg->sub_devs[i];
+		if (!strcmp(sdinfo->name, vpfe_dev->current_subdev->name)) {
+			if (vpfe_dev->current_input >= sdinfo->num_inputs)
+				return -1;
+			*app_input_index = j + vpfe_dev->current_input;
+			return 0;
+		}
+		j += sdinfo->num_inputs;
+	}
+	return -EINVAL;
+}
+
+static int vpfe_enum_input(struct file *file, void *priv,
+				 struct v4l2_input *inp)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_subdev_info *sdinfo;
+	int subdev, index ;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_enum_input\n");
+
+	if (vpfe_get_subdev_input_index(vpfe_dev,
+					&subdev,
+					&index,
+					inp->index) < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "input information not found"
+			 " for the subdev\n");
+		return -EINVAL;
+	}
+	sdinfo = &vpfe_dev->cfg->sub_devs[subdev];
+	memcpy(inp, &sdinfo->inputs[index], sizeof(struct v4l2_input));
+	return 0;
+}
+
+static int vpfe_g_input(struct file *file, void *priv, unsigned int *index)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_input\n");
+
+	return vpfe_get_app_input_index(vpfe_dev, index);
+}
+
+
+static int vpfe_s_input(struct file *file, void *priv, unsigned int index)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_subdev_info *sdinfo;
+	int subdev_index, inp_index;
+	struct vpfe_route *route;
+	u32 input = 0, output = 0;
+	int ret = -EINVAL;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_input\n");
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	/*
+	 * If streaming is started return device busy
+	 * error
+	 */
+	if (vpfe_dev->started) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Streaming is on\n");
+		ret = -EBUSY;
+		goto unlock_out;
+	}
+
+	if (vpfe_get_subdev_input_index(vpfe_dev,
+					&subdev_index,
+					&inp_index,
+					index) < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "invalid input index\n");
+		goto unlock_out;
+	}
+
+	sdinfo = &vpfe_dev->cfg->sub_devs[subdev_index];
+	route = &sdinfo->routes[inp_index];
+	if (route && sdinfo->can_route) {
+		input = route->input;
+		output = route->output;
+	}
+
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id,
+					 video, s_routing, input, output, 0);
+
+	if (ret) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"vpfe_doioctl:error in setting input in decoder\n");
+		ret = -EINVAL;
+		goto unlock_out;
+	}
+	vpfe_dev->current_subdev = sdinfo;
+	vpfe_dev->current_input = index;
+	vpfe_dev->std_index = 0;
+
+	/* set the bus/interface parameter for the sub device in ccdc */
+	ret = ccdc_dev->hw_ops.set_hw_if_params(&sdinfo->ccdc_if_params);
+	if (ret)
+		goto unlock_out;
+
+	/* set the default image parameters in the device */
+	ret = vpfe_config_image_format(vpfe_dev,
+				&vpfe_standards[vpfe_dev->std_index].std_id);
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_querystd(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_subdev_info *sdinfo;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_querystd\n");
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	sdinfo = vpfe_dev->current_subdev;
+	if (ret)
+		return ret;
+	/* Call querystd function of decoder device */
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id,
+					 video, querystd, std_id);
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_s_std(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_subdev_info *sdinfo;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_std\n");
+
+	/* Call decoder driver function to set the standard */
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	sdinfo = vpfe_dev->current_subdev;
+	/* If streaming is started, return device busy error */
+	if (vpfe_dev->started) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "streaming is started\n");
+		ret = -EBUSY;
+		goto unlock_out;
+	}
+
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id,
+					 core, s_std, *std_id);
+	if (ret < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Failed to set standard\n");
+		goto unlock_out;
+	}
+	ret = vpfe_config_image_format(vpfe_dev, std_id);
+
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_g_std(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_std\n");
+
+	*std_id = vpfe_standards[vpfe_dev->std_index].std_id;
+	return 0;
+}
+/*
+ *  Videobuf operations
+ */
+static int vpfe_videobuf_setup(struct videobuf_queue *vq,
+				unsigned int *count,
+				unsigned int *size)
+{
+	struct vpfe_fh *fh = vq->priv_data;
+	struct vpfe_device *vpfe_dev = fh->vpfe_dev;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_setup\n");
+	*size = config_params.device_bufsize;
+
+	if (*count < config_params.min_numbuffers)
+		*count = config_params.min_numbuffers;
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+		"count=%d, size=%d\n", *count, *size);
+	return 0;
+}
+
+static int vpfe_videobuf_prepare(struct videobuf_queue *vq,
+				struct videobuf_buffer *vb,
+				enum v4l2_field field)
+{
+	struct vpfe_fh *fh = vq->priv_data;
+	struct vpfe_device *vpfe_dev = fh->vpfe_dev;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_prepare\n");
+
+	/* If buffer is not initialized, initialize it */
+	if (VIDEOBUF_NEEDS_INIT == vb->state) {
+		vb->width = vpfe_dev->fmt.fmt.pix.width;
+		vb->height = vpfe_dev->fmt.fmt.pix.height;
+		vb->size = vpfe_dev->fmt.fmt.pix.sizeimage;
+		vb->field = field;
+	}
+	vb->state = VIDEOBUF_PREPARED;
+	return 0;
+}
+
+static void vpfe_videobuf_queue(struct videobuf_queue *vq,
+				struct videobuf_buffer *vb)
+{
+	/* Get the file handle object and device object */
+	struct vpfe_fh *fh = vq->priv_data;
+	struct vpfe_device *vpfe_dev = fh->vpfe_dev;
+	unsigned long flags;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_buffer_queue\n");
+
+	/* add the buffer to the DMA queue */
+	spin_lock_irqsave(&vpfe_dev->dma_queue_lock, flags);
+	list_add_tail(&vb->queue, &vpfe_dev->dma_queue);
+	spin_unlock_irqrestore(&vpfe_dev->dma_queue_lock, flags);
+
+	/* Change state of the buffer */
+	vb->state = VIDEOBUF_QUEUED;
+}
+
+static void vpfe_videobuf_release(struct videobuf_queue *vq,
+				  struct videobuf_buffer *vb)
+{
+	struct vpfe_fh *fh = vq->priv_data;
+	struct vpfe_device *vpfe_dev = fh->vpfe_dev;
+	unsigned long flags;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_videobuf_release\n");
+
+	/*
+	 * We need to flush the buffer from the dma queue since
+	 * they are de-allocated
+	 */
+	spin_lock_irqsave(&vpfe_dev->dma_queue_lock, flags);
+	INIT_LIST_HEAD(&vpfe_dev->dma_queue);
+	spin_unlock_irqrestore(&vpfe_dev->dma_queue_lock, flags);
+	videobuf_dma_contig_free(vq, vb);
+	vb->state = VIDEOBUF_NEEDS_INIT;
+}
+
+static struct videobuf_queue_ops vpfe_videobuf_qops = {
+	.buf_setup      = vpfe_videobuf_setup,
+	.buf_prepare    = vpfe_videobuf_prepare,
+	.buf_queue      = vpfe_videobuf_queue,
+	.buf_release    = vpfe_videobuf_release,
+};
+
+/*
+ * vpfe_reqbufs. currently support REQBUF only once opening
+ * the device.
+ */
+static int vpfe_reqbufs(struct file *file, void *priv,
+			struct v4l2_requestbuffers *req_buf)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh = file->private_data;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_reqbufs\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != req_buf->type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buffer type\n");
+		return -EINVAL;
+	}
+
+	if (V4L2_MEMORY_USERPTR == req_buf->memory) {
+		/* we don't support user ptr IO */
+		v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_reqbufs:"
+			 " USERPTR IO not supported\n");
+		return  -EINVAL;
+	}
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	if (vpfe_dev->io_usrs != 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Only one IO user allowed\n");
+		ret = -EBUSY;
+		goto unlock_out;
+	}
+
+	vpfe_dev->memory = req_buf->memory;
+	videobuf_queue_dma_contig_init(&vpfe_dev->buffer_queue,
+				&vpfe_videobuf_qops,
+				NULL,
+				&vpfe_dev->irqlock,
+				req_buf->type,
+				vpfe_dev->fmt.fmt.pix.field,
+				sizeof(struct videobuf_buffer),
+				fh);
+
+	fh->io_allowed = 1;
+	vpfe_dev->io_usrs = 1;
+	INIT_LIST_HEAD(&vpfe_dev->dma_queue);
+	ret = videobuf_reqbufs(&vpfe_dev->buffer_queue, req_buf);
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_querybuf(struct file *file, void *priv,
+			 struct v4l2_buffer *buf)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_querybuf\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != buf->type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf type\n");
+		return  -EINVAL;
+	}
+
+	if (vpfe_dev->memory != V4L2_MEMORY_MMAP) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid memory\n");
+		return -EINVAL;
+	}
+	/* Call videobuf_querybuf to get information */
+	return videobuf_querybuf(&vpfe_dev->buffer_queue, buf);
+}
+
+static int vpfe_qbuf(struct file *file, void *priv,
+		     struct v4l2_buffer *p)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh = file->private_data;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_qbuf\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != p->type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf type\n");
+		return -EINVAL;
+	}
+
+	/*
+	 * If this file handle is not allowed to do IO,
+	 * return error
+	 */
+	if (!fh->io_allowed) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "fh->io_allowed\n");
+		return -EACCES;
+	}
+	return videobuf_qbuf(&vpfe_dev->buffer_queue, p);
+}
+
+static int vpfe_dqbuf(struct file *file, void *priv,
+		      struct v4l2_buffer *buf)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_dqbuf\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != buf->type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf type\n");
+		return -EINVAL;
+	}
+	return videobuf_dqbuf(&vpfe_dev->buffer_queue,
+				      buf, file->f_flags & O_NONBLOCK);
+}
+
+/*
+ * vpfe_calculate_offsets : This function calculates buffers offset
+ * for top and bottom field
+ */
+static void vpfe_calculate_offsets(struct vpfe_device *vpfe_dev)
+{
+	struct v4l2_rect image_win;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_calculate_offsets\n");
+
+	ccdc_dev->hw_ops.get_image_window(&image_win);
+	vpfe_dev->field_off = image_win.height * image_win.width;
+}
+
+/* vpfe_start_ccdc_capture: start streaming in ccdc/isif */
+static void vpfe_start_ccdc_capture(struct vpfe_device *vpfe_dev)
+{
+	ccdc_dev->hw_ops.enable(1);
+	if (ccdc_dev->hw_ops.enable_out_to_sdram)
+		ccdc_dev->hw_ops.enable_out_to_sdram(1);
+	vpfe_dev->started = 1;
+}
+
+/*
+ * vpfe_streamon. Assume the DMA queue is not empty.
+ * application is expected to call QBUF before calling
+ * this ioctl. If not, driver returns error
+ */
+static int vpfe_streamon(struct file *file, void *priv,
+			 enum v4l2_buf_type buf_type)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh = file->private_data;
+	struct vpfe_subdev_info *sdinfo;
+	unsigned long addr;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_streamon\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != buf_type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf type\n");
+		return -EINVAL;
+	}
+
+	/* If file handle is not allowed IO, return error */
+	if (!fh->io_allowed) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "fh->io_allowed\n");
+		return -EACCES;
+	}
+
+	sdinfo = vpfe_dev->current_subdev;
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id,
+					video, s_stream, 1);
+
+	if (ret && (ret != -ENOIOCTLCMD)) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "stream on failed in subdev\n");
+		return -EINVAL;
+	}
+
+	/* If buffer queue is empty, return error */
+	if (list_empty(&vpfe_dev->buffer_queue.stream)) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "buffer queue is empty\n");
+		return -EIO;
+	}
+
+	/* Call videobuf_streamon to start streaming * in videobuf */
+	ret = videobuf_streamon(&vpfe_dev->buffer_queue);
+	if (ret)
+		return ret;
+
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		goto streamoff;
+	/* Get the next frame from the buffer queue */
+	vpfe_dev->next_frm = list_entry(vpfe_dev->dma_queue.next,
+					struct videobuf_buffer, queue);
+	vpfe_dev->cur_frm = vpfe_dev->next_frm;
+	/* Remove buffer from the buffer queue */
+	list_del(&vpfe_dev->cur_frm->queue);
+	/* Mark state of the current frame to active */
+	vpfe_dev->cur_frm->state = VIDEOBUF_ACTIVE;
+	/* Initialize field_id and started member */
+	vpfe_dev->field_id = 0;
+	addr = videobuf_to_dma_contig(vpfe_dev->cur_frm);
+
+	/* Calculate field offset */
+	vpfe_calculate_offsets(vpfe_dev);
+
+	if (vpfe_attach_irq(vpfe_dev) < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			 "Error in attaching interrupt handle\n");
+		ret = -EFAULT;
+		goto unlock_out;
+	}
+	if (ccdc_dev->hw_ops.configure() < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			 "Error in configuring ccdc\n");
+		ret = -EINVAL;
+		goto unlock_out;
+	}
+	ccdc_dev->hw_ops.setfbaddr((unsigned long)(addr));
+	vpfe_start_ccdc_capture(vpfe_dev);
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+streamoff:
+	ret = videobuf_streamoff(&vpfe_dev->buffer_queue);
+	return ret;
+}
+
+static int vpfe_streamoff(struct file *file, void *priv,
+			  enum v4l2_buf_type buf_type)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	struct vpfe_fh *fh = file->private_data;
+	struct vpfe_subdev_info *sdinfo;
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_streamoff\n");
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != buf_type) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Invalid buf type\n");
+		return -EINVAL;
+	}
+
+	/* If io is allowed for this file handle, return error */
+	if (!fh->io_allowed) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "fh->io_allowed\n");
+		return -EACCES;
+	}
+
+	/* If streaming is not started, return error */
+	if (!vpfe_dev->started) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "device started\n");
+		return -EINVAL;
+	}
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	vpfe_stop_ccdc_capture(vpfe_dev);
+	vpfe_detach_irq(vpfe_dev);
+
+	sdinfo = vpfe_dev->current_subdev;
+	ret = v4l2_device_call_until_err(&vpfe_dev->v4l2_dev, sdinfo->grp_id,
+					video, s_stream, 0);
+
+	if (ret && (ret != -ENOIOCTLCMD))
+		v4l2_err(&vpfe_dev->v4l2_dev, "stream off failed in subdev\n");
+	ret = videobuf_streamoff(&vpfe_dev->buffer_queue);
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+static int vpfe_cropcap(struct file *file, void *priv,
+			      struct v4l2_cropcap *crop)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_cropcap\n");
+
+	if (vpfe_dev->std_index > ARRAY_SIZE(vpfe_standards))
+		return -EINVAL;
+
+	memset(crop, 0, sizeof(struct v4l2_cropcap));
+	crop->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	crop->bounds.width = crop->defrect.width =
+		vpfe_standards[vpfe_dev->std_index].width;
+	crop->bounds.height = crop->defrect.height =
+		vpfe_standards[vpfe_dev->std_index].height;
+	crop->pixelaspect = vpfe_standards[vpfe_dev->std_index].pixelaspect;
+	return 0;
+}
+
+static int vpfe_g_crop(struct file *file, void *priv,
+			     struct v4l2_crop *crop)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_g_crop\n");
+
+	crop->c = vpfe_dev->crop;
+	return 0;
+}
+
+static int vpfe_s_crop(struct file *file, void *priv,
+			     struct v4l2_crop *crop)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_s_crop\n");
+
+	if (vpfe_dev->started) {
+		/* make sure streaming is not started */
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"Cannot change crop when streaming is ON\n");
+		return -EBUSY;
+	}
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	if (crop->c.top < 0 || crop->c.left < 0) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"doesn't support negative values for top & left\n");
+		ret = -EINVAL;
+		goto unlock_out;
+	}
+
+	/* adjust the width to 16 pixel boundry */
+	crop->c.width = ((crop->c.width + 15) & ~0xf);
+
+	/* make sure parameters are valid */
+	if ((crop->c.left + crop->c.width >
+		vpfe_dev->std_info.active_pixels) ||
+	    (crop->c.top + crop->c.height >
+		vpfe_dev->std_info.active_lines)) {
+		v4l2_err(&vpfe_dev->v4l2_dev, "Error in S_CROP params\n");
+		ret = -EINVAL;
+		goto unlock_out;
+	}
+	ccdc_dev->hw_ops.set_image_window(&crop->c);
+	vpfe_dev->fmt.fmt.pix.width = crop->c.width;
+	vpfe_dev->fmt.fmt.pix.height = crop->c.height;
+	vpfe_dev->fmt.fmt.pix.bytesperline =
+		ccdc_dev->hw_ops.get_line_length();
+	vpfe_dev->fmt.fmt.pix.sizeimage =
+		vpfe_dev->fmt.fmt.pix.bytesperline *
+		vpfe_dev->fmt.fmt.pix.height;
+	vpfe_dev->crop = crop->c;
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+
+static long vpfe_param_handler(struct file *file, void *priv,
+		int cmd, void *param)
+{
+	struct vpfe_device *vpfe_dev = video_drvdata(file);
+	int ret = 0;
+
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev, "vpfe_param_handler\n");
+
+	if (vpfe_dev->started) {
+		/* only allowed if streaming is not started */
+		v4l2_err(&vpfe_dev->v4l2_dev, "device already started\n");
+		return -EBUSY;
+	}
+
+	ret = mutex_lock_interruptible(&vpfe_dev->lock);
+	if (ret)
+		return ret;
+
+	switch (cmd) {
+	case VPFE_CMD_S_CCDC_RAW_PARAMS:
+		v4l2_warn(&vpfe_dev->v4l2_dev,
+			  "VPFE_CMD_S_CCDC_RAW_PARAMS: experimental ioctl\n");
+		ret = ccdc_dev->hw_ops.set_params(param);
+		if (ret) {
+			v4l2_err(&vpfe_dev->v4l2_dev,
+				"Error in setting parameters in CCDC\n");
+			goto unlock_out;
+		}
+		if (vpfe_get_ccdc_image_format(vpfe_dev, &vpfe_dev->fmt) < 0) {
+			v4l2_err(&vpfe_dev->v4l2_dev,
+				"Invalid image format at CCDC\n");
+			goto unlock_out;
+		}
+		break;
+	default:
+		ret = -EINVAL;
+	}
+unlock_out:
+	mutex_unlock(&vpfe_dev->lock);
+	return ret;
+}
+
+
+/* vpfe capture ioctl operations */
+static const struct v4l2_ioctl_ops vpfe_ioctl_ops = {
+	.vidioc_querycap	 = vpfe_querycap,
+	.vidioc_g_fmt_vid_cap    = vpfe_g_fmt_vid_cap,
+	.vidioc_enum_fmt_vid_cap = vpfe_enum_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap    = vpfe_s_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap  = vpfe_try_fmt_vid_cap,
+	.vidioc_enum_input	 = vpfe_enum_input,
+	.vidioc_g_input		 = vpfe_g_input,
+	.vidioc_s_input		 = vpfe_s_input,
+	.vidioc_querystd	 = vpfe_querystd,
+	.vidioc_s_std		 = vpfe_s_std,
+	.vidioc_g_std		 = vpfe_g_std,
+	.vidioc_reqbufs		 = vpfe_reqbufs,
+	.vidioc_querybuf	 = vpfe_querybuf,
+	.vidioc_qbuf		 = vpfe_qbuf,
+	.vidioc_dqbuf		 = vpfe_dqbuf,
+	.vidioc_streamon	 = vpfe_streamon,
+	.vidioc_streamoff	 = vpfe_streamoff,
+	.vidioc_cropcap		 = vpfe_cropcap,
+	.vidioc_g_crop		 = vpfe_g_crop,
+	.vidioc_s_crop		 = vpfe_s_crop,
+	.vidioc_default		 = vpfe_param_handler,
+};
+
+static struct vpfe_device *vpfe_initialize(void)
+{
+	struct vpfe_device *vpfe_dev;
+
+	/* Default number of buffers should be 3 */
+	if ((numbuffers > 0) &&
+	    (numbuffers < config_params.min_numbuffers))
+		numbuffers = config_params.min_numbuffers;
+
+	/*
+	 * Set buffer size to min buffers size if invalid buffer size is
+	 * given
+	 */
+	if (bufsize < config_params.min_bufsize)
+		bufsize = config_params.min_bufsize;
+
+	config_params.numbuffers = numbuffers;
+
+	if (numbuffers)
+		config_params.device_bufsize = bufsize;
+
+	/* Allocate memory for device objects */
+	vpfe_dev = kzalloc(sizeof(*vpfe_dev), GFP_KERNEL);
+
+	return vpfe_dev;
+}
+
+static void vpfe_disable_clock(struct vpfe_device *vpfe_dev)
+{
+	struct vpfe_config *vpfe_cfg = vpfe_dev->cfg;
+
+	clk_disable(vpfe_cfg->vpssclk);
+	clk_put(vpfe_cfg->vpssclk);
+	clk_disable(vpfe_cfg->slaveclk);
+	clk_put(vpfe_cfg->slaveclk);
+	v4l2_info(vpfe_dev->pdev->driver,
+		 "vpfe vpss master & slave clocks disabled\n");
+}
+
+static int vpfe_enable_clock(struct vpfe_device *vpfe_dev)
+{
+	struct vpfe_config *vpfe_cfg = vpfe_dev->cfg;
+	int ret = -ENOENT;
+
+	vpfe_cfg->vpssclk = clk_get(vpfe_dev->pdev, "vpss_master");
+	if (NULL == vpfe_cfg->vpssclk) {
+		v4l2_err(vpfe_dev->pdev->driver, "No clock defined for"
+			 "vpss_master\n");
+		return ret;
+	}
+
+	if (clk_enable(vpfe_cfg->vpssclk)) {
+		v4l2_err(vpfe_dev->pdev->driver,
+			"vpfe vpss master clock not enabled\n");
+		goto out;
+	}
+	v4l2_info(vpfe_dev->pdev->driver,
+		 "vpfe vpss master clock enabled\n");
+
+	vpfe_cfg->slaveclk = clk_get(vpfe_dev->pdev, "vpss_slave");
+	if (NULL == vpfe_cfg->slaveclk) {
+		v4l2_err(vpfe_dev->pdev->driver,
+			"No clock defined for vpss slave\n");
+		goto out;
+	}
+
+	if (clk_enable(vpfe_cfg->slaveclk)) {
+		v4l2_err(vpfe_dev->pdev->driver,
+			 "vpfe vpss slave clock not enabled\n");
+		goto out;
+	}
+	v4l2_info(vpfe_dev->pdev->driver, "vpfe vpss slave clock enabled\n");
+	return 0;
+out:
+	if (vpfe_cfg->vpssclk)
+		clk_put(vpfe_cfg->vpssclk);
+	if (vpfe_cfg->slaveclk)
+		clk_put(vpfe_cfg->slaveclk);
+
+	return -1;
+}
+
+/*
+ * vpfe_probe : This function creates device entries by register
+ * itself to the V4L2 driver and initializes fields of each
+ * device objects
+ */
+static __init int vpfe_probe(struct platform_device *pdev)
+{
+	struct vpfe_subdev_info *sdinfo;
+	struct vpfe_config *vpfe_cfg;
+	struct resource *res1;
+	struct vpfe_device *vpfe_dev;
+	struct i2c_adapter *i2c_adap;
+	struct video_device *vfd;
+	int ret = -ENOMEM, i, j;
+	int num_subdevs = 0;
+
+	/* Get the pointer to the device object */
+	vpfe_dev = vpfe_initialize();
+
+	if (!vpfe_dev) {
+		v4l2_err(pdev->dev.driver,
+			"Failed to allocate memory for vpfe_dev\n");
+		return ret;
+	}
+
+	vpfe_dev->pdev = &pdev->dev;
+
+	if (NULL == pdev->dev.platform_data) {
+		v4l2_err(pdev->dev.driver, "Unable to get vpfe config\n");
+		ret = -ENOENT;
+		goto probe_free_dev_mem;
+	}
+
+	vpfe_cfg = pdev->dev.platform_data;
+	vpfe_dev->cfg = vpfe_cfg;
+	if (NULL == vpfe_cfg->ccdc ||
+	    NULL == vpfe_cfg->card_name ||
+	    NULL == vpfe_cfg->sub_devs) {
+		v4l2_err(pdev->dev.driver, "null ptr in vpfe_cfg\n");
+		ret = -ENOENT;
+		goto probe_free_dev_mem;
+	}
+
+	/* enable vpss clocks */
+	ret = vpfe_enable_clock(vpfe_dev);
+	if (ret)
+		goto probe_free_dev_mem;
+
+	mutex_lock(&ccdc_lock);
+	/* Allocate memory for ccdc configuration */
+	ccdc_cfg = kmalloc(sizeof(struct ccdc_config), GFP_KERNEL);
+	if (NULL == ccdc_cfg) {
+		v4l2_err(pdev->dev.driver,
+			 "Memory allocation failed for ccdc_cfg\n");
+		goto probe_disable_clock;
+	}
+
+	strncpy(ccdc_cfg->name, vpfe_cfg->ccdc, 32);
+	/* Get VINT0 irq resource */
+	res1 = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+	if (!res1) {
+		v4l2_err(pdev->dev.driver,
+			 "Unable to get interrupt for VINT0\n");
+		ret = -ENOENT;
+		goto probe_disable_clock;
+	}
+	vpfe_dev->ccdc_irq0 = res1->start;
+
+	/* Get VINT1 irq resource */
+	res1 = platform_get_resource(pdev,
+				IORESOURCE_IRQ, 1);
+	if (!res1) {
+		v4l2_err(pdev->dev.driver,
+			 "Unable to get interrupt for VINT1\n");
+		ret = -ENOENT;
+		goto probe_disable_clock;
+	}
+	vpfe_dev->ccdc_irq1 = res1->start;
+
+	/* Get address base of CCDC */
+	res1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res1) {
+		v4l2_err(pdev->dev.driver,
+			"Unable to get register address map\n");
+		ret = -ENOENT;
+		goto probe_disable_clock;
+	}
+
+	ccdc_cfg->ccdc_addr_size = res1->end - res1->start + 1;
+	if (!request_mem_region(res1->start, ccdc_cfg->ccdc_addr_size,
+				pdev->dev.driver->name)) {
+		v4l2_err(pdev->dev.driver,
+			"Failed request_mem_region for ccdc base\n");
+		ret = -ENXIO;
+		goto probe_disable_clock;
+	}
+	ccdc_cfg->ccdc_addr = ioremap_nocache(res1->start,
+					     ccdc_cfg->ccdc_addr_size);
+	if (!ccdc_cfg->ccdc_addr) {
+		v4l2_err(pdev->dev.driver, "Unable to ioremap ccdc addr\n");
+		ret = -ENXIO;
+		goto probe_out_release_mem1;
+	}
+
+	ret = request_irq(vpfe_dev->ccdc_irq0, vpfe_isr, IRQF_DISABLED,
+			  "vpfe_capture0", vpfe_dev);
+
+	if (0 != ret) {
+		v4l2_err(pdev->dev.driver, "Unable to request interrupt\n");
+		goto probe_out_unmap1;
+	}
+
+	/* Allocate memory for video device */
+	vfd = video_device_alloc();
+	if (NULL == vfd) {
+		ret = -ENOMEM;
+		v4l2_err(pdev->dev.driver,
+			"Unable to alloc video device\n");
+		goto probe_out_release_irq;
+	}
+
+	/* Initialize field of video device */
+	vfd->release		= video_device_release;
+	vfd->fops		= &vpfe_fops;
+	vfd->ioctl_ops		= &vpfe_ioctl_ops;
+	vfd->minor		= -1;
+	vfd->tvnorms		= 0;
+	vfd->current_norm	= V4L2_STD_PAL;
+	vfd->v4l2_dev 		= &vpfe_dev->v4l2_dev;
+	snprintf(vfd->name, sizeof(vfd->name),
+		 "%s_V%d.%d.%d",
+		 CAPTURE_DRV_NAME,
+		 (VPFE_CAPTURE_VERSION_CODE >> 16) & 0xff,
+		 (VPFE_CAPTURE_VERSION_CODE >> 8) & 0xff,
+		 (VPFE_CAPTURE_VERSION_CODE) & 0xff);
+	/* Set video_dev to the video device */
+	vpfe_dev->video_dev	= vfd;
+
+	ret = v4l2_device_register(&pdev->dev, &vpfe_dev->v4l2_dev);
+	if (ret) {
+		v4l2_err(pdev->dev.driver,
+			"Unable to register v4l2 device.\n");
+		goto probe_out_video_release;
+	}
+	v4l2_info(&vpfe_dev->v4l2_dev, "v4l2 device registered\n");
+	spin_lock_init(&vpfe_dev->irqlock);
+	spin_lock_init(&vpfe_dev->dma_queue_lock);
+	mutex_init(&vpfe_dev->lock);
+
+	/* Initialize field of the device objects */
+	vpfe_dev->numbuffers = config_params.numbuffers;
+
+	/* Initialize prio member of device object */
+	v4l2_prio_init(&vpfe_dev->prio);
+	/* register video device */
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+		"trying to register vpfe device.\n");
+	v4l2_dbg(1, debug, &vpfe_dev->v4l2_dev,
+		"video_dev=%x\n", (int)&vpfe_dev->video_dev);
+	vpfe_dev->fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	ret = video_register_device(vpfe_dev->video_dev,
+				    VFL_TYPE_GRABBER, -1);
+
+	if (ret) {
+		v4l2_err(pdev->dev.driver,
+			"Unable to register video device.\n");
+		goto probe_out_v4l2_unregister;
+	}
+
+	v4l2_info(&vpfe_dev->v4l2_dev, "video device registered\n");
+	/* set the driver data in platform device */
+	platform_set_drvdata(pdev, vpfe_dev);
+	/* set driver private data */
+	video_set_drvdata(vpfe_dev->video_dev, vpfe_dev);
+	i2c_adap = i2c_get_adapter(1);
+	vpfe_cfg = pdev->dev.platform_data;
+	num_subdevs = vpfe_cfg->num_subdevs;
+	vpfe_dev->sd = kmalloc(sizeof(struct v4l2_subdev *) * num_subdevs,
+				GFP_KERNEL);
+	if (NULL == vpfe_dev->sd) {
+		v4l2_err(&vpfe_dev->v4l2_dev,
+			"unable to allocate memory for subdevice pointers\n");
+		ret = -ENOMEM;
+		goto probe_out_video_unregister;
+	}
+
+	for (i = 0; i < num_subdevs; i++) {
+		struct v4l2_input *inps;
+
+		sdinfo = &vpfe_cfg->sub_devs[i];
+
+		/* Load up the subdevice */
+		vpfe_dev->sd[i] =
+			v4l2_i2c_new_subdev_board(&vpfe_dev->v4l2_dev,
+						  i2c_adap,
+						  sdinfo->name,
+						  &sdinfo->board_info,
+						  NULL);
+		if (vpfe_dev->sd[i]) {
+			v4l2_info(&vpfe_dev->v4l2_dev,
+				  "v4l2 sub device %s registered\n",
+				  sdinfo->name);
+			vpfe_dev->sd[i]->grp_id = sdinfo->grp_id;
+			/* update tvnorms from the sub devices */
+			for (j = 0; j < sdinfo->num_inputs; j++) {
+				inps = &sdinfo->inputs[j];
+				vfd->tvnorms |= inps->std;
+			}
+		} else {
+			v4l2_info(&vpfe_dev->v4l2_dev,
+				  "v4l2 sub device %s register fails\n",
+				  sdinfo->name);
+			goto probe_sd_out;
+		}
+	}
+
+	/* set first sub device as current one */
+	vpfe_dev->current_subdev = &vpfe_cfg->sub_devs[0];
+
+	/* We have at least one sub device to work with */
+	mutex_unlock(&ccdc_lock);
+	return 0;
+
+probe_sd_out:
+	kfree(vpfe_dev->sd);
+probe_out_video_unregister:
+	video_unregister_device(vpfe_dev->video_dev);
+probe_out_v4l2_unregister:
+	v4l2_device_unregister(&vpfe_dev->v4l2_dev);
+probe_out_video_release:
+	if (vpfe_dev->video_dev->minor == -1)
+		video_device_release(vpfe_dev->video_dev);
+probe_out_release_irq:
+	free_irq(vpfe_dev->ccdc_irq0, vpfe_dev);
+probe_out_unmap1:
+	iounmap(ccdc_cfg->ccdc_addr);
+probe_out_release_mem1:
+	release_mem_region(res1->start, res1->end - res1->start + 1);
+probe_disable_clock:
+	vpfe_disable_clock(vpfe_dev);
+	mutex_unlock(&ccdc_lock);
+	kfree(ccdc_cfg);
+probe_free_dev_mem:
+	kfree(vpfe_dev);
+	return ret;
+}
+
+/*
+ * vpfe_remove : It un-register device from V4L2 driver
+ */
+static int vpfe_remove(struct platform_device *pdev)
+{
+	struct vpfe_device *vpfe_dev = platform_get_drvdata(pdev);
+	struct resource *res;
+
+	v4l2_info(pdev->dev.driver, "vpfe_remove\n");
+
+	free_irq(vpfe_dev->ccdc_irq0, vpfe_dev);
+	kfree(vpfe_dev->sd);
+	v4l2_device_unregister(&vpfe_dev->v4l2_dev);
+	video_unregister_device(vpfe_dev->video_dev);
+	mutex_lock(&ccdc_lock);
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	release_mem_region(res->start, res->end - res->start + 1);
+	iounmap(ccdc_cfg->ccdc_addr);
+	mutex_unlock(&ccdc_lock);
+	vpfe_disable_clock(vpfe_dev);
+	kfree(vpfe_dev);
+	kfree(ccdc_cfg);
+	return 0;
+}
+
+static int
+vpfe_suspend(struct device *dev)
+{
+	/* add suspend code here later */
+	return -1;
+}
+
+static int
+vpfe_resume(struct device *dev)
+{
+	/* add resume code here later */
+	return -1;
+}
+
+static struct dev_pm_ops vpfe_dev_pm_ops = {
+	.suspend = vpfe_suspend,
+	.resume = vpfe_resume,
+};
+
+static struct platform_driver vpfe_driver = {
+	.driver = {
+		.name = CAPTURE_DRV_NAME,
+		.owner = THIS_MODULE,
+		.pm = &vpfe_dev_pm_ops,
+	},
+	.probe = vpfe_probe,
+	.remove = __devexit_p(vpfe_remove),
+};
+
+static __init int vpfe_init(void)
+{
+	printk(KERN_NOTICE "vpfe_init\n");
+	/* Register driver to the kernel */
+	return platform_driver_register(&vpfe_driver);
+}
+
+/*
+ * vpfe_cleanup : This function un-registers device driver
+ */
+static void vpfe_cleanup(void)
+{
+	platform_driver_unregister(&vpfe_driver);
+}
+
+module_init(vpfe_init);
+module_exit(vpfe_cleanup);
diff --git a/drivers/media/video/davinci/vpif.c b/drivers/media/video/davinci/vpif.c
new file mode 100644
index 000000000000..3b8eac31ecae
--- /dev/null
+++ b/drivers/media/video/davinci/vpif.c
@@ -0,0 +1,296 @@
+/*
+ * vpif - DM646x Video Port Interface driver
+ * VPIF is a receiver and transmitter for video data. It has two channels(0, 1)
+ * that receiveing video byte stream and two channels(2, 3) for video output.
+ * The hardware supports SDTV, HDTV formats, raw data capture.
+ * Currently, the driver supports NTSC and PAL standards.
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spinlock.h>
+#include <linux/kernel.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+
+#include "vpif.h"
+
+MODULE_DESCRIPTION("TI DaVinci Video Port Interface driver");
+MODULE_LICENSE("GPL");
+
+#define VPIF_CH0_MAX_MODES	(22)
+#define VPIF_CH1_MAX_MODES	(02)
+#define VPIF_CH2_MAX_MODES	(15)
+#define VPIF_CH3_MAX_MODES	(02)
+
+static resource_size_t	res_len;
+static struct resource	*res;
+spinlock_t vpif_lock;
+
+void __iomem *vpif_base;
+
+static inline void vpif_wr_bit(u32 reg, u32 bit, u32 val)
+{
+	if (val)
+		vpif_set_bit(reg, bit);
+	else
+		vpif_clr_bit(reg, bit);
+}
+
+/* This structure is used to keep track of VPIF size register's offsets */
+struct vpif_registers {
+	u32 h_cfg, v_cfg_00, v_cfg_01, v_cfg_02, v_cfg, ch_ctrl;
+	u32 line_offset, vanc0_strt, vanc0_size, vanc1_strt;
+	u32 vanc1_size, width_mask, len_mask;
+	u8 max_modes;
+};
+
+static const struct vpif_registers vpifregs[VPIF_NUM_CHANNELS] = {
+	/* Channel0 */
+	{
+		VPIF_CH0_H_CFG, VPIF_CH0_V_CFG_00, VPIF_CH0_V_CFG_01,
+		VPIF_CH0_V_CFG_02, VPIF_CH0_V_CFG_03, VPIF_CH0_CTRL,
+		VPIF_CH0_IMG_ADD_OFST, 0, 0, 0, 0, 0x1FFF, 0xFFF,
+		VPIF_CH0_MAX_MODES,
+	},
+	/* Channel1 */
+	{
+		VPIF_CH1_H_CFG, VPIF_CH1_V_CFG_00, VPIF_CH1_V_CFG_01,
+		VPIF_CH1_V_CFG_02, VPIF_CH1_V_CFG_03, VPIF_CH1_CTRL,
+		VPIF_CH1_IMG_ADD_OFST, 0, 0, 0, 0, 0x1FFF, 0xFFF,
+		VPIF_CH1_MAX_MODES,
+	},
+	/* Channel2 */
+	{
+		VPIF_CH2_H_CFG, VPIF_CH2_V_CFG_00, VPIF_CH2_V_CFG_01,
+		VPIF_CH2_V_CFG_02, VPIF_CH2_V_CFG_03, VPIF_CH2_CTRL,
+		VPIF_CH2_IMG_ADD_OFST, VPIF_CH2_VANC0_STRT, VPIF_CH2_VANC0_SIZE,
+		VPIF_CH2_VANC1_STRT, VPIF_CH2_VANC1_SIZE, 0x7FF, 0x7FF,
+		VPIF_CH2_MAX_MODES
+	},
+	/* Channel3 */
+	{
+		VPIF_CH3_H_CFG, VPIF_CH3_V_CFG_00, VPIF_CH3_V_CFG_01,
+		VPIF_CH3_V_CFG_02, VPIF_CH3_V_CFG_03, VPIF_CH3_CTRL,
+		VPIF_CH3_IMG_ADD_OFST, VPIF_CH3_VANC0_STRT, VPIF_CH3_VANC0_SIZE,
+		VPIF_CH3_VANC1_STRT, VPIF_CH3_VANC1_SIZE, 0x7FF, 0x7FF,
+		VPIF_CH3_MAX_MODES
+	},
+};
+
+/* vpif_set_mode_info:
+ * This function is used to set horizontal and vertical config parameters
+ * As per the standard in the channel, configure the values of L1, L3,
+ * L5, L7  L9, L11 in VPIF Register , also write width and height
+ */
+static void vpif_set_mode_info(const struct vpif_channel_config_params *config,
+				u8 channel_id, u8 config_channel_id)
+{
+	u32 value;
+
+	value = (config->eav2sav & vpifregs[config_channel_id].width_mask);
+	value <<= VPIF_CH_LEN_SHIFT;
+	value |= (config->sav2eav & vpifregs[config_channel_id].width_mask);
+	regw(value, vpifregs[channel_id].h_cfg);
+
+	value = (config->l1 & vpifregs[config_channel_id].len_mask);
+	value <<= VPIF_CH_LEN_SHIFT;
+	value |= (config->l3 & vpifregs[config_channel_id].len_mask);
+	regw(value, vpifregs[channel_id].v_cfg_00);
+
+	value = (config->l5 & vpifregs[config_channel_id].len_mask);
+	value <<= VPIF_CH_LEN_SHIFT;
+	value |= (config->l7 & vpifregs[config_channel_id].len_mask);
+	regw(value, vpifregs[channel_id].v_cfg_01);
+
+	value = (config->l9 & vpifregs[config_channel_id].len_mask);
+	value <<= VPIF_CH_LEN_SHIFT;
+	value |= (config->l11 & vpifregs[config_channel_id].len_mask);
+	regw(value, vpifregs[channel_id].v_cfg_02);
+
+	value = (config->vsize & vpifregs[config_channel_id].len_mask);
+	regw(value, vpifregs[channel_id].v_cfg);
+}
+
+/* config_vpif_params
+ * Function to set the parameters of a channel
+ * Mainly modifies the channel ciontrol register
+ * It sets frame format, yc mux mode
+ */
+static void config_vpif_params(struct vpif_params *vpifparams,
+				u8 channel_id, u8 found)
+{
+	const struct vpif_channel_config_params *config = &vpifparams->std_info;
+	u32 value, ch_nip, reg;
+	u8 start, end;
+	int i;
+
+	start = channel_id;
+	end = channel_id + found;
+
+	for (i = start; i < end; i++) {
+		reg = vpifregs[i].ch_ctrl;
+		if (channel_id < 2)
+			ch_nip = VPIF_CAPTURE_CH_NIP;
+		else
+			ch_nip = VPIF_DISPLAY_CH_NIP;
+
+		vpif_wr_bit(reg, ch_nip, config->frm_fmt);
+		vpif_wr_bit(reg, VPIF_CH_YC_MUX_BIT, config->ycmux_mode);
+		vpif_wr_bit(reg, VPIF_CH_INPUT_FIELD_FRAME_BIT,
+					vpifparams->video_params.storage_mode);
+
+		/* Set raster scanning SDR Format */
+		vpif_clr_bit(reg, VPIF_CH_SDR_FMT_BIT);
+		vpif_wr_bit(reg, VPIF_CH_DATA_MODE_BIT, config->capture_format);
+
+		if (channel_id > 1)	/* Set the Pixel enable bit */
+			vpif_set_bit(reg, VPIF_DISPLAY_PIX_EN_BIT);
+		else if (config->capture_format) {
+			/* Set the polarity of various pins */
+			vpif_wr_bit(reg, VPIF_CH_FID_POLARITY_BIT,
+					vpifparams->iface.fid_pol);
+			vpif_wr_bit(reg, VPIF_CH_V_VALID_POLARITY_BIT,
+					vpifparams->iface.vd_pol);
+			vpif_wr_bit(reg, VPIF_CH_H_VALID_POLARITY_BIT,
+					vpifparams->iface.hd_pol);
+
+			value = regr(reg);
+			/* Set data width */
+			value &= ((~(unsigned int)(0x3)) <<
+					VPIF_CH_DATA_WIDTH_BIT);
+			value |= ((vpifparams->params.data_sz) <<
+						     VPIF_CH_DATA_WIDTH_BIT);
+			regw(value, reg);
+		}
+
+		/* Write the pitch in the driver */
+		regw((vpifparams->video_params.hpitch),
+						vpifregs[i].line_offset);
+	}
+}
+
+/* vpif_set_video_params
+ * This function is used to set video parameters in VPIF register
+ */
+int vpif_set_video_params(struct vpif_params *vpifparams, u8 channel_id)
+{
+	const struct vpif_channel_config_params *config = &vpifparams->std_info;
+	int found = 1;
+
+	vpif_set_mode_info(config, channel_id, channel_id);
+	if (!config->ycmux_mode) {
+		/* YC are on separate channels (HDTV formats) */
+		vpif_set_mode_info(config, channel_id + 1, channel_id);
+		found = 2;
+	}
+
+	config_vpif_params(vpifparams, channel_id, found);
+
+	regw(0x80, VPIF_REQ_SIZE);
+	regw(0x01, VPIF_EMULATION_CTRL);
+
+	return found;
+}
+EXPORT_SYMBOL(vpif_set_video_params);
+
+void vpif_set_vbi_display_params(struct vpif_vbi_params *vbiparams,
+				u8 channel_id)
+{
+	u32 value;
+
+	value = 0x3F8 & (vbiparams->hstart0);
+	value |= 0x3FFFFFF & ((vbiparams->vstart0) << 16);
+	regw(value, vpifregs[channel_id].vanc0_strt);
+
+	value = 0x3F8 & (vbiparams->hstart1);
+	value |= 0x3FFFFFF & ((vbiparams->vstart1) << 16);
+	regw(value, vpifregs[channel_id].vanc1_strt);
+
+	value = 0x3F8 & (vbiparams->hsize0);
+	value |= 0x3FFFFFF & ((vbiparams->vsize0) << 16);
+	regw(value, vpifregs[channel_id].vanc0_size);
+
+	value = 0x3F8 & (vbiparams->hsize1);
+	value |= 0x3FFFFFF & ((vbiparams->vsize1) << 16);
+	regw(value, vpifregs[channel_id].vanc1_size);
+
+}
+EXPORT_SYMBOL(vpif_set_vbi_display_params);
+
+int vpif_channel_getfid(u8 channel_id)
+{
+	return (regr(vpifregs[channel_id].ch_ctrl) & VPIF_CH_FID_MASK)
+					>> VPIF_CH_FID_SHIFT;
+}
+EXPORT_SYMBOL(vpif_channel_getfid);
+
+static int __init vpif_probe(struct platform_device *pdev)
+{
+	int status = 0;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res)
+		return -ENOENT;
+
+	res_len = res->end - res->start + 1;
+
+	res = request_mem_region(res->start, res_len, res->name);
+	if (!res)
+		return -EBUSY;
+
+	vpif_base = ioremap(res->start, res_len);
+	if (!vpif_base) {
+		status = -EBUSY;
+		goto fail;
+	}
+
+	spin_lock_init(&vpif_lock);
+	dev_info(&pdev->dev, "vpif probe success\n");
+	return 0;
+
+fail:
+	release_mem_region(res->start, res_len);
+	return status;
+}
+
+static int vpif_remove(struct platform_device *pdev)
+{
+	iounmap(vpif_base);
+	release_mem_region(res->start, res_len);
+	return 0;
+}
+
+static struct platform_driver vpif_driver = {
+	.driver = {
+		.name	= "vpif",
+		.owner = THIS_MODULE,
+	},
+	.remove = __devexit_p(vpif_remove),
+	.probe = vpif_probe,
+};
+
+static void vpif_exit(void)
+{
+	platform_driver_unregister(&vpif_driver);
+}
+
+static int __init vpif_init(void)
+{
+	return platform_driver_register(&vpif_driver);
+}
+subsys_initcall(vpif_init);
+module_exit(vpif_exit);
+
diff --git a/drivers/media/video/davinci/vpif.h b/drivers/media/video/davinci/vpif.h
new file mode 100644
index 000000000000..188841b476e0
--- /dev/null
+++ b/drivers/media/video/davinci/vpif.h
@@ -0,0 +1,642 @@
+/*
+ * VPIF header file
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef VPIF_H
+#define VPIF_H
+
+#include <linux/io.h>
+#include <linux/videodev2.h>
+#include <mach/hardware.h>
+#include <mach/dm646x.h>
+
+/* Maximum channel allowed */
+#define VPIF_NUM_CHANNELS		(4)
+#define VPIF_CAPTURE_NUM_CHANNELS	(2)
+#define VPIF_DISPLAY_NUM_CHANNELS	(2)
+
+/* Macros to read/write registers */
+extern void __iomem *vpif_base;
+extern spinlock_t vpif_lock;
+
+#define regr(reg)               readl((reg) + vpif_base)
+#define regw(value, reg)        writel(value, (reg + vpif_base))
+
+/* Register Addresss Offsets */
+#define VPIF_PID			(0x0000)
+#define VPIF_CH0_CTRL			(0x0004)
+#define VPIF_CH1_CTRL			(0x0008)
+#define VPIF_CH2_CTRL			(0x000C)
+#define VPIF_CH3_CTRL			(0x0010)
+
+#define VPIF_INTEN			(0x0020)
+#define VPIF_INTEN_SET			(0x0024)
+#define VPIF_INTEN_CLR			(0x0028)
+#define VPIF_STATUS			(0x002C)
+#define VPIF_STATUS_CLR			(0x0030)
+#define VPIF_EMULATION_CTRL		(0x0034)
+#define VPIF_REQ_SIZE			(0x0038)
+
+#define VPIF_CH0_TOP_STRT_ADD_LUMA	(0x0040)
+#define VPIF_CH0_BTM_STRT_ADD_LUMA	(0x0044)
+#define VPIF_CH0_TOP_STRT_ADD_CHROMA	(0x0048)
+#define VPIF_CH0_BTM_STRT_ADD_CHROMA	(0x004c)
+#define VPIF_CH0_TOP_STRT_ADD_HANC	(0x0050)
+#define VPIF_CH0_BTM_STRT_ADD_HANC	(0x0054)
+#define VPIF_CH0_TOP_STRT_ADD_VANC	(0x0058)
+#define VPIF_CH0_BTM_STRT_ADD_VANC	(0x005c)
+#define VPIF_CH0_SP_CFG			(0x0060)
+#define VPIF_CH0_IMG_ADD_OFST		(0x0064)
+#define VPIF_CH0_HANC_ADD_OFST		(0x0068)
+#define VPIF_CH0_H_CFG			(0x006c)
+#define VPIF_CH0_V_CFG_00		(0x0070)
+#define VPIF_CH0_V_CFG_01		(0x0074)
+#define VPIF_CH0_V_CFG_02		(0x0078)
+#define VPIF_CH0_V_CFG_03		(0x007c)
+
+#define VPIF_CH1_TOP_STRT_ADD_LUMA	(0x0080)
+#define VPIF_CH1_BTM_STRT_ADD_LUMA	(0x0084)
+#define VPIF_CH1_TOP_STRT_ADD_CHROMA	(0x0088)
+#define VPIF_CH1_BTM_STRT_ADD_CHROMA	(0x008c)
+#define VPIF_CH1_TOP_STRT_ADD_HANC	(0x0090)
+#define VPIF_CH1_BTM_STRT_ADD_HANC	(0x0094)
+#define VPIF_CH1_TOP_STRT_ADD_VANC	(0x0098)
+#define VPIF_CH1_BTM_STRT_ADD_VANC	(0x009c)
+#define VPIF_CH1_SP_CFG			(0x00a0)
+#define VPIF_CH1_IMG_ADD_OFST		(0x00a4)
+#define VPIF_CH1_HANC_ADD_OFST		(0x00a8)
+#define VPIF_CH1_H_CFG			(0x00ac)
+#define VPIF_CH1_V_CFG_00		(0x00b0)
+#define VPIF_CH1_V_CFG_01		(0x00b4)
+#define VPIF_CH1_V_CFG_02		(0x00b8)
+#define VPIF_CH1_V_CFG_03		(0x00bc)
+
+#define VPIF_CH2_TOP_STRT_ADD_LUMA	(0x00c0)
+#define VPIF_CH2_BTM_STRT_ADD_LUMA	(0x00c4)
+#define VPIF_CH2_TOP_STRT_ADD_CHROMA	(0x00c8)
+#define VPIF_CH2_BTM_STRT_ADD_CHROMA	(0x00cc)
+#define VPIF_CH2_TOP_STRT_ADD_HANC	(0x00d0)
+#define VPIF_CH2_BTM_STRT_ADD_HANC	(0x00d4)
+#define VPIF_CH2_TOP_STRT_ADD_VANC	(0x00d8)
+#define VPIF_CH2_BTM_STRT_ADD_VANC	(0x00dc)
+#define VPIF_CH2_SP_CFG			(0x00e0)
+#define VPIF_CH2_IMG_ADD_OFST		(0x00e4)
+#define VPIF_CH2_HANC_ADD_OFST		(0x00e8)
+#define VPIF_CH2_H_CFG			(0x00ec)
+#define VPIF_CH2_V_CFG_00		(0x00f0)
+#define VPIF_CH2_V_CFG_01		(0x00f4)
+#define VPIF_CH2_V_CFG_02		(0x00f8)
+#define VPIF_CH2_V_CFG_03		(0x00fc)
+#define VPIF_CH2_HANC0_STRT		(0x0100)
+#define VPIF_CH2_HANC0_SIZE		(0x0104)
+#define VPIF_CH2_HANC1_STRT		(0x0108)
+#define VPIF_CH2_HANC1_SIZE		(0x010c)
+#define VPIF_CH2_VANC0_STRT		(0x0110)
+#define VPIF_CH2_VANC0_SIZE		(0x0114)
+#define VPIF_CH2_VANC1_STRT		(0x0118)
+#define VPIF_CH2_VANC1_SIZE		(0x011c)
+
+#define VPIF_CH3_TOP_STRT_ADD_LUMA	(0x0140)
+#define VPIF_CH3_BTM_STRT_ADD_LUMA	(0x0144)
+#define VPIF_CH3_TOP_STRT_ADD_CHROMA	(0x0148)
+#define VPIF_CH3_BTM_STRT_ADD_CHROMA	(0x014c)
+#define VPIF_CH3_TOP_STRT_ADD_HANC	(0x0150)
+#define VPIF_CH3_BTM_STRT_ADD_HANC	(0x0154)
+#define VPIF_CH3_TOP_STRT_ADD_VANC	(0x0158)
+#define VPIF_CH3_BTM_STRT_ADD_VANC	(0x015c)
+#define VPIF_CH3_SP_CFG			(0x0160)
+#define VPIF_CH3_IMG_ADD_OFST		(0x0164)
+#define VPIF_CH3_HANC_ADD_OFST		(0x0168)
+#define VPIF_CH3_H_CFG			(0x016c)
+#define VPIF_CH3_V_CFG_00		(0x0170)
+#define VPIF_CH3_V_CFG_01		(0x0174)
+#define VPIF_CH3_V_CFG_02		(0x0178)
+#define VPIF_CH3_V_CFG_03		(0x017c)
+#define VPIF_CH3_HANC0_STRT		(0x0180)
+#define VPIF_CH3_HANC0_SIZE		(0x0184)
+#define VPIF_CH3_HANC1_STRT		(0x0188)
+#define VPIF_CH3_HANC1_SIZE		(0x018c)
+#define VPIF_CH3_VANC0_STRT		(0x0190)
+#define VPIF_CH3_VANC0_SIZE		(0x0194)
+#define VPIF_CH3_VANC1_STRT		(0x0198)
+#define VPIF_CH3_VANC1_SIZE		(0x019c)
+
+#define VPIF_IODFT_CTRL			(0x01c0)
+
+/* Functions for bit Manipulation */
+static inline void vpif_set_bit(u32 reg, u32 bit)
+{
+	regw((regr(reg)) | (0x01 << bit), reg);
+}
+
+static inline void vpif_clr_bit(u32 reg, u32 bit)
+{
+	regw(((regr(reg)) & ~(0x01 << bit)), reg);
+}
+
+/* Macro for Generating mask */
+#ifdef GENERATE_MASK
+#undef GENERATE_MASK
+#endif
+
+#define GENERATE_MASK(bits, pos) \
+		((((0xFFFFFFFF) << (32 - bits)) >> (32 - bits)) << pos)
+
+/* Bit positions in the channel control registers */
+#define VPIF_CH_DATA_MODE_BIT	(2)
+#define VPIF_CH_YC_MUX_BIT	(3)
+#define VPIF_CH_SDR_FMT_BIT	(4)
+#define VPIF_CH_HANC_EN_BIT	(8)
+#define VPIF_CH_VANC_EN_BIT	(9)
+
+#define VPIF_CAPTURE_CH_NIP	(10)
+#define VPIF_DISPLAY_CH_NIP	(11)
+
+#define VPIF_DISPLAY_PIX_EN_BIT	(10)
+
+#define VPIF_CH_INPUT_FIELD_FRAME_BIT	(12)
+
+#define VPIF_CH_FID_POLARITY_BIT	(15)
+#define VPIF_CH_V_VALID_POLARITY_BIT	(14)
+#define VPIF_CH_H_VALID_POLARITY_BIT	(13)
+#define VPIF_CH_DATA_WIDTH_BIT		(28)
+
+#define VPIF_CH_CLK_EDGE_CTRL_BIT	(31)
+
+/* Mask various length */
+#define VPIF_CH_EAVSAV_MASK	GENERATE_MASK(13, 0)
+#define VPIF_CH_LEN_MASK	GENERATE_MASK(12, 0)
+#define VPIF_CH_WIDTH_MASK	GENERATE_MASK(13, 0)
+#define VPIF_CH_LEN_SHIFT	(16)
+
+/* VPIF masks for registers */
+#define VPIF_REQ_SIZE_MASK	(0x1ff)
+
+/* bit posotion of interrupt vpif_ch_intr register */
+#define VPIF_INTEN_FRAME_CH0	(0x00000001)
+#define VPIF_INTEN_FRAME_CH1	(0x00000002)
+#define VPIF_INTEN_FRAME_CH2	(0x00000004)
+#define VPIF_INTEN_FRAME_CH3	(0x00000008)
+
+/* bit position of clock and channel enable in vpif_chn_ctrl register */
+
+#define VPIF_CH0_CLK_EN		(0x00000002)
+#define VPIF_CH0_EN		(0x00000001)
+#define VPIF_CH1_CLK_EN		(0x00000002)
+#define VPIF_CH1_EN		(0x00000001)
+#define VPIF_CH2_CLK_EN		(0x00000002)
+#define VPIF_CH2_EN		(0x00000001)
+#define VPIF_CH3_CLK_EN		(0x00000002)
+#define VPIF_CH3_EN		(0x00000001)
+#define VPIF_CH_CLK_EN		(0x00000002)
+#define VPIF_CH_EN		(0x00000001)
+
+#define VPIF_INT_TOP	(0x00)
+#define VPIF_INT_BOTTOM	(0x01)
+#define VPIF_INT_BOTH	(0x02)
+
+#define VPIF_CH0_INT_CTRL_SHIFT	(6)
+#define VPIF_CH1_INT_CTRL_SHIFT	(6)
+#define VPIF_CH2_INT_CTRL_SHIFT	(6)
+#define VPIF_CH3_INT_CTRL_SHIFT	(6)
+#define VPIF_CH_INT_CTRL_SHIFT	(6)
+
+/* enabled interrupt on both the fields on vpid_ch0_ctrl register */
+#define channel0_intr_assert()	(regw((regr(VPIF_CH0_CTRL)|\
+	(VPIF_INT_BOTH << VPIF_CH0_INT_CTRL_SHIFT)), VPIF_CH0_CTRL))
+
+/* enabled interrupt on both the fields on vpid_ch1_ctrl register */
+#define channel1_intr_assert()	(regw((regr(VPIF_CH1_CTRL)|\
+	(VPIF_INT_BOTH << VPIF_CH1_INT_CTRL_SHIFT)), VPIF_CH1_CTRL))
+
+/* enabled interrupt on both the fields on vpid_ch0_ctrl register */
+#define channel2_intr_assert() 	(regw((regr(VPIF_CH2_CTRL)|\
+	(VPIF_INT_BOTH << VPIF_CH2_INT_CTRL_SHIFT)), VPIF_CH2_CTRL))
+
+/* enabled interrupt on both the fields on vpid_ch1_ctrl register */
+#define channel3_intr_assert() 	(regw((regr(VPIF_CH3_CTRL)|\
+	(VPIF_INT_BOTH << VPIF_CH3_INT_CTRL_SHIFT)), VPIF_CH3_CTRL))
+
+#define VPIF_CH_FID_MASK	(0x20)
+#define VPIF_CH_FID_SHIFT	(5)
+
+#define VPIF_NTSC_VBI_START_FIELD0	(1)
+#define VPIF_NTSC_VBI_START_FIELD1	(263)
+#define VPIF_PAL_VBI_START_FIELD0	(624)
+#define VPIF_PAL_VBI_START_FIELD1	(311)
+
+#define VPIF_NTSC_HBI_START_FIELD0	(1)
+#define VPIF_NTSC_HBI_START_FIELD1	(263)
+#define VPIF_PAL_HBI_START_FIELD0	(624)
+#define VPIF_PAL_HBI_START_FIELD1	(311)
+
+#define VPIF_NTSC_VBI_COUNT_FIELD0	(20)
+#define VPIF_NTSC_VBI_COUNT_FIELD1	(19)
+#define VPIF_PAL_VBI_COUNT_FIELD0	(24)
+#define VPIF_PAL_VBI_COUNT_FIELD1	(25)
+
+#define VPIF_NTSC_HBI_COUNT_FIELD0	(263)
+#define VPIF_NTSC_HBI_COUNT_FIELD1	(262)
+#define VPIF_PAL_HBI_COUNT_FIELD0	(312)
+#define VPIF_PAL_HBI_COUNT_FIELD1	(313)
+
+#define VPIF_NTSC_VBI_SAMPLES_PER_LINE	(720)
+#define VPIF_PAL_VBI_SAMPLES_PER_LINE	(720)
+#define VPIF_NTSC_HBI_SAMPLES_PER_LINE	(268)
+#define VPIF_PAL_HBI_SAMPLES_PER_LINE	(280)
+
+#define VPIF_CH_VANC_EN			(0x20)
+#define VPIF_DMA_REQ_SIZE		(0x080)
+#define VPIF_EMULATION_DISABLE		(0x01)
+
+extern u8 irq_vpif_capture_channel[VPIF_NUM_CHANNELS];
+
+/* inline function to enable/disable channel0 */
+static inline void enable_channel0(int enable)
+{
+	if (enable)
+		regw((regr(VPIF_CH0_CTRL) | (VPIF_CH0_EN)), VPIF_CH0_CTRL);
+	else
+		regw((regr(VPIF_CH0_CTRL) & (~VPIF_CH0_EN)), VPIF_CH0_CTRL);
+}
+
+/* inline function to enable/disable channel1 */
+static inline void enable_channel1(int enable)
+{
+	if (enable)
+		regw((regr(VPIF_CH1_CTRL) | (VPIF_CH1_EN)), VPIF_CH1_CTRL);
+	else
+		regw((regr(VPIF_CH1_CTRL) & (~VPIF_CH1_EN)), VPIF_CH1_CTRL);
+}
+
+/* inline function to enable interrupt for channel0 */
+static inline void channel0_intr_enable(int enable)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&vpif_lock, flags);
+
+	if (enable) {
+		regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
+
+		regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH0), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH0),
+							VPIF_INTEN_SET);
+	} else {
+		regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH0)), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH0),
+							VPIF_INTEN_SET);
+	}
+	spin_unlock_irqrestore(&vpif_lock, flags);
+}
+
+/* inline function to enable interrupt for channel1 */
+static inline void channel1_intr_enable(int enable)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&vpif_lock, flags);
+
+	if (enable) {
+		regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
+
+		regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH1), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH1),
+							VPIF_INTEN_SET);
+	} else {
+		regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH1)), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH1),
+							VPIF_INTEN_SET);
+	}
+	spin_unlock_irqrestore(&vpif_lock, flags);
+}
+
+/* inline function to set buffer addresses in case of Y/C non mux mode */
+static inline void ch0_set_videobuf_addr_yc_nmux(unsigned long top_strt_luma,
+						 unsigned long btm_strt_luma,
+						 unsigned long top_strt_chroma,
+						 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH0_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH0_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH1_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH1_BTM_STRT_ADD_CHROMA);
+}
+
+/* inline function to set buffer addresses in VPIF registers for video data */
+static inline void ch0_set_videobuf_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH0_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH0_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH0_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH0_BTM_STRT_ADD_CHROMA);
+}
+
+static inline void ch1_set_videobuf_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+
+	regw(top_strt_luma, VPIF_CH1_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH1_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH1_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH1_BTM_STRT_ADD_CHROMA);
+}
+
+static inline void ch0_set_vbi_addr(unsigned long top_vbi,
+	unsigned long btm_vbi, unsigned long a, unsigned long b)
+{
+	regw(top_vbi, VPIF_CH0_TOP_STRT_ADD_VANC);
+	regw(btm_vbi, VPIF_CH0_BTM_STRT_ADD_VANC);
+}
+
+static inline void ch0_set_hbi_addr(unsigned long top_vbi,
+	unsigned long btm_vbi, unsigned long a, unsigned long b)
+{
+	regw(top_vbi, VPIF_CH0_TOP_STRT_ADD_HANC);
+	regw(btm_vbi, VPIF_CH0_BTM_STRT_ADD_HANC);
+}
+
+static inline void ch1_set_vbi_addr(unsigned long top_vbi,
+	unsigned long btm_vbi, unsigned long a, unsigned long b)
+{
+	regw(top_vbi, VPIF_CH1_TOP_STRT_ADD_VANC);
+	regw(btm_vbi, VPIF_CH1_BTM_STRT_ADD_VANC);
+}
+
+static inline void ch1_set_hbi_addr(unsigned long top_vbi,
+	unsigned long btm_vbi, unsigned long a, unsigned long b)
+{
+	regw(top_vbi, VPIF_CH1_TOP_STRT_ADD_HANC);
+	regw(btm_vbi, VPIF_CH1_BTM_STRT_ADD_HANC);
+}
+
+/* Inline function to enable raw vbi in the given channel */
+static inline void disable_raw_feature(u8 channel_id, u8 index)
+{
+	u32 ctrl_reg;
+	if (0 == channel_id)
+		ctrl_reg = VPIF_CH0_CTRL;
+	else
+		ctrl_reg = VPIF_CH1_CTRL;
+
+	if (1 == index)
+		vpif_clr_bit(ctrl_reg, VPIF_CH_VANC_EN_BIT);
+	else
+		vpif_clr_bit(ctrl_reg, VPIF_CH_HANC_EN_BIT);
+}
+
+static inline void enable_raw_feature(u8 channel_id, u8 index)
+{
+	u32 ctrl_reg;
+	if (0 == channel_id)
+		ctrl_reg = VPIF_CH0_CTRL;
+	else
+		ctrl_reg = VPIF_CH1_CTRL;
+
+	if (1 == index)
+		vpif_set_bit(ctrl_reg, VPIF_CH_VANC_EN_BIT);
+	else
+		vpif_set_bit(ctrl_reg, VPIF_CH_HANC_EN_BIT);
+}
+
+/* inline function to enable/disable channel2 */
+static inline void enable_channel2(int enable)
+{
+	if (enable) {
+		regw((regr(VPIF_CH2_CTRL) | (VPIF_CH2_CLK_EN)), VPIF_CH2_CTRL);
+		regw((regr(VPIF_CH2_CTRL) | (VPIF_CH2_EN)), VPIF_CH2_CTRL);
+	} else {
+		regw((regr(VPIF_CH2_CTRL) & (~VPIF_CH2_CLK_EN)), VPIF_CH2_CTRL);
+		regw((regr(VPIF_CH2_CTRL) & (~VPIF_CH2_EN)), VPIF_CH2_CTRL);
+	}
+}
+
+/* inline function to enable/disable channel3 */
+static inline void enable_channel3(int enable)
+{
+	if (enable) {
+		regw((regr(VPIF_CH3_CTRL) | (VPIF_CH3_CLK_EN)), VPIF_CH3_CTRL);
+		regw((regr(VPIF_CH3_CTRL) | (VPIF_CH3_EN)), VPIF_CH3_CTRL);
+	} else {
+		regw((regr(VPIF_CH3_CTRL) & (~VPIF_CH3_CLK_EN)), VPIF_CH3_CTRL);
+		regw((regr(VPIF_CH3_CTRL) & (~VPIF_CH3_EN)), VPIF_CH3_CTRL);
+	}
+}
+
+/* inline function to enable interrupt for channel2 */
+static inline void channel2_intr_enable(int enable)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&vpif_lock, flags);
+
+	if (enable) {
+		regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
+		regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH2), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH2),
+							VPIF_INTEN_SET);
+	} else {
+		regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH2)), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH2),
+							VPIF_INTEN_SET);
+	}
+	spin_unlock_irqrestore(&vpif_lock, flags);
+}
+
+/* inline function to enable interrupt for channel3 */
+static inline void channel3_intr_enable(int enable)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&vpif_lock, flags);
+
+	if (enable) {
+		regw((regr(VPIF_INTEN) | 0x10), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | 0x10), VPIF_INTEN_SET);
+
+		regw((regr(VPIF_INTEN) | VPIF_INTEN_FRAME_CH3), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH3),
+							VPIF_INTEN_SET);
+	} else {
+		regw((regr(VPIF_INTEN) & (~VPIF_INTEN_FRAME_CH3)), VPIF_INTEN);
+		regw((regr(VPIF_INTEN_SET) | VPIF_INTEN_FRAME_CH3),
+							VPIF_INTEN_SET);
+	}
+	spin_unlock_irqrestore(&vpif_lock, flags);
+}
+
+/* inline function to enable raw vbi data for channel2 */
+static inline void channel2_raw_enable(int enable, u8 index)
+{
+	u32 mask;
+
+	if (1 == index)
+		mask = VPIF_CH_VANC_EN_BIT;
+	else
+		mask = VPIF_CH_HANC_EN_BIT;
+
+	if (enable)
+		vpif_set_bit(VPIF_CH2_CTRL, mask);
+	else
+		vpif_clr_bit(VPIF_CH2_CTRL, mask);
+}
+
+/* inline function to enable raw vbi data for channel3*/
+static inline void channel3_raw_enable(int enable, u8 index)
+{
+	u32 mask;
+
+	if (1 == index)
+		mask = VPIF_CH_VANC_EN_BIT;
+	else
+		mask = VPIF_CH_HANC_EN_BIT;
+
+	if (enable)
+		vpif_set_bit(VPIF_CH3_CTRL, mask);
+	else
+		vpif_clr_bit(VPIF_CH3_CTRL, mask);
+}
+
+/* inline function to set buffer addresses in case of Y/C non mux mode */
+static inline void ch2_set_videobuf_addr_yc_nmux(unsigned long top_strt_luma,
+						 unsigned long btm_strt_luma,
+						 unsigned long top_strt_chroma,
+						 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH3_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH3_BTM_STRT_ADD_CHROMA);
+}
+
+/* inline function to set buffer addresses in VPIF registers for video data */
+static inline void ch2_set_videobuf_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH2_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH2_BTM_STRT_ADD_CHROMA);
+}
+
+static inline void ch3_set_videobuf_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH3_TOP_STRT_ADD_LUMA);
+	regw(btm_strt_luma, VPIF_CH3_BTM_STRT_ADD_LUMA);
+	regw(top_strt_chroma, VPIF_CH3_TOP_STRT_ADD_CHROMA);
+	regw(btm_strt_chroma, VPIF_CH3_BTM_STRT_ADD_CHROMA);
+}
+
+/* inline function to set buffer addresses in VPIF registers for vbi data */
+static inline void ch2_set_vbi_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH2_TOP_STRT_ADD_VANC);
+	regw(btm_strt_luma, VPIF_CH2_BTM_STRT_ADD_VANC);
+}
+
+static inline void ch3_set_vbi_addr(unsigned long top_strt_luma,
+					 unsigned long btm_strt_luma,
+					 unsigned long top_strt_chroma,
+					 unsigned long btm_strt_chroma)
+{
+	regw(top_strt_luma, VPIF_CH3_TOP_STRT_ADD_VANC);
+	regw(btm_strt_luma, VPIF_CH3_BTM_STRT_ADD_VANC);
+}
+
+#define VPIF_MAX_NAME	(30)
+
+/* This structure will store size parameters as per the mode selected by user */
+struct vpif_channel_config_params {
+	char name[VPIF_MAX_NAME];	/* Name of the mode */
+	u16 width;			/* Indicates width of the image */
+	u16 height;			/* Indicates height of the image */
+	u8 fps;
+	u8 frm_fmt;			/* Indicates whether this is interlaced
+					 * or progressive format */
+	u8 ycmux_mode;			/* Indicates whether this mode requires
+					 * single or two channels */
+	u16 eav2sav;			/* length of sav 2 eav */
+	u16 sav2eav;			/* length of sav 2 eav */
+	u16 l1, l3, l5, l7, l9, l11;	/* Other parameter configurations */
+	u16 vsize;			/* Vertical size of the image */
+	u8 capture_format;		/* Indicates whether capture format
+					 * is in BT or in CCD/CMOS */
+	u8  vbi_supported;		/* Indicates whether this mode
+					 * supports capturing vbi or not */
+	u8 hd_sd;
+	v4l2_std_id stdid;
+};
+
+struct vpif_video_params;
+struct vpif_params;
+struct vpif_vbi_params;
+
+int vpif_set_video_params(struct vpif_params *vpifparams, u8 channel_id);
+void vpif_set_vbi_display_params(struct vpif_vbi_params *vbiparams,
+							u8 channel_id);
+int vpif_channel_getfid(u8 channel_id);
+
+enum data_size {
+	_8BITS = 0,
+	_10BITS,
+	_12BITS,
+};
+
+/* Structure for vpif parameters for raw vbi data */
+struct vpif_vbi_params {
+	__u32 hstart0;  /* Horizontal start of raw vbi data for first field */
+	__u32 vstart0;  /* Vertical start of raw vbi data for first field */
+	__u32 hsize0;   /* Horizontal size of raw vbi data for first field */
+	__u32 vsize0;   /* Vertical size of raw vbi data for first field */
+	__u32 hstart1;  /* Horizontal start of raw vbi data for second field */
+	__u32 vstart1;  /* Vertical start of raw vbi data for second field */
+	__u32 hsize1;   /* Horizontal size of raw vbi data for second field */
+	__u32 vsize1;   /* Vertical size of raw vbi data for second field */
+};
+
+/* structure for vpif parameters */
+struct vpif_video_params {
+	__u8 storage_mode;	/* Indicates field or frame mode */
+	unsigned long hpitch;
+	v4l2_std_id stdid;
+};
+
+struct vpif_params {
+	struct vpif_interface iface;
+	struct vpif_video_params video_params;
+	struct vpif_channel_config_params std_info;
+	union param {
+		struct vpif_vbi_params	vbi_params;
+		enum data_size data_sz;
+	} params;
+};
+
+#endif				/* End of #ifndef VPIF_H */
+
diff --git a/drivers/media/video/davinci/vpif_capture.c b/drivers/media/video/davinci/vpif_capture.c
new file mode 100644
index 000000000000..d947ee5e4eb4
--- /dev/null
+++ b/drivers/media/video/davinci/vpif_capture.c
@@ -0,0 +1,2168 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ * TODO : add support for VBI & HBI data service
+ *	  add static buffer allocation
+ */
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+#include <linux/string.h>
+#include <linux/videodev2.h>
+#include <linux/wait.h>
+#include <linux/time.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/version.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+
+#include "vpif_capture.h"
+#include "vpif.h"
+
+MODULE_DESCRIPTION("TI DaVinci VPIF Capture driver");
+MODULE_LICENSE("GPL");
+
+#define vpif_err(fmt, arg...)	v4l2_err(&vpif_obj.v4l2_dev, fmt, ## arg)
+#define vpif_dbg(level, debug, fmt, arg...)	\
+		v4l2_dbg(level, debug, &vpif_obj.v4l2_dev, fmt, ## arg)
+
+static int debug = 1;
+static u32 ch0_numbuffers = 3;
+static u32 ch1_numbuffers = 3;
+static u32 ch0_bufsize = 1920 * 1080 * 2;
+static u32 ch1_bufsize = 720 * 576 * 2;
+
+module_param(debug, int, 0644);
+module_param(ch0_numbuffers, uint, S_IRUGO);
+module_param(ch1_numbuffers, uint, S_IRUGO);
+module_param(ch0_bufsize, uint, S_IRUGO);
+module_param(ch1_bufsize, uint, S_IRUGO);
+
+MODULE_PARM_DESC(debug, "Debug level 0-1");
+MODULE_PARM_DESC(ch2_numbuffers, "Channel0 buffer count (default:3)");
+MODULE_PARM_DESC(ch3_numbuffers, "Channel1 buffer count (default:3)");
+MODULE_PARM_DESC(ch2_bufsize, "Channel0 buffer size (default:1920 x 1080 x 2)");
+MODULE_PARM_DESC(ch3_bufsize, "Channel1 buffer size (default:720 x 576 x 2)");
+
+static struct vpif_config_params config_params = {
+	.min_numbuffers = 3,
+	.numbuffers[0] = 3,
+	.numbuffers[1] = 3,
+	.min_bufsize[0] = 720 * 480 * 2,
+	.min_bufsize[1] = 720 * 480 * 2,
+	.channel_bufsize[0] = 1920 * 1080 * 2,
+	.channel_bufsize[1] = 720 * 576 * 2,
+};
+
+/* global variables */
+static struct vpif_device vpif_obj = { {NULL} };
+static struct device *vpif_dev;
+
+/**
+ * ch_params: video standard configuration parameters for vpif
+ */
+static const struct vpif_channel_config_params ch_params[] = {
+	{
+		"NTSC_M", 720, 480, 30, 0, 1, 268, 1440, 1, 23, 263, 266,
+		286, 525, 525, 0, 1, 0, V4L2_STD_525_60,
+	},
+	{
+		"PAL_BDGHIK", 720, 576, 25, 0, 1, 280, 1440, 1, 23, 311, 313,
+		336, 624, 625, 0, 1, 0, V4L2_STD_625_50,
+	},
+};
+
+/**
+ * vpif_uservirt_to_phys : translate user/virtual address to phy address
+ * @virtp: user/virtual address
+ *
+ * This inline function is used to convert user space virtual address to
+ * physical address.
+ */
+static inline u32 vpif_uservirt_to_phys(u32 virtp)
+{
+	unsigned long physp = 0;
+	struct mm_struct *mm = current->mm;
+	struct vm_area_struct *vma;
+
+	vma = find_vma(mm, virtp);
+
+	/* For kernel direct-mapped memory, take the easy way */
+	if (virtp >= PAGE_OFFSET)
+		physp = virt_to_phys((void *)virtp);
+	else if (vma && (vma->vm_flags & VM_IO) && (vma->vm_pgoff))
+		/**
+		 * this will catch, kernel-allocated, mmaped-to-usermode
+		 * addresses
+		 */
+		physp = (vma->vm_pgoff << PAGE_SHIFT) + (virtp - vma->vm_start);
+	else {
+		/* otherwise, use get_user_pages() for general userland pages */
+		int res, nr_pages = 1;
+			struct page *pages;
+
+		down_read(&current->mm->mmap_sem);
+
+		res = get_user_pages(current, current->mm,
+				     virtp, nr_pages, 1, 0, &pages, NULL);
+		up_read(&current->mm->mmap_sem);
+
+		if (res == nr_pages)
+			physp = __pa(page_address(&pages[0]) +
+				     (virtp & ~PAGE_MASK));
+		else {
+			vpif_err("get_user_pages failed\n");
+			return 0;
+		}
+	}
+	return physp;
+}
+
+/**
+ * buffer_prepare :  callback function for buffer prepare
+ * @q : buffer queue ptr
+ * @vb: ptr to video buffer
+ * @field: field info
+ *
+ * This is the callback function for buffer prepare when videobuf_qbuf()
+ * function is called. The buffer is prepared and user space virtual address
+ * or user address is converted into  physical address
+ */
+static int vpif_buffer_prepare(struct videobuf_queue *q,
+			       struct videobuf_buffer *vb,
+			       enum v4l2_field field)
+{
+	/* Get the file handle object and channel object */
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+	unsigned long addr;
+
+
+	vpif_dbg(2, debug, "vpif_buffer_prepare\n");
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	/* If buffer is not initialized, initialize it */
+	if (VIDEOBUF_NEEDS_INIT == vb->state) {
+		vb->width = common->width;
+		vb->height = common->height;
+		vb->size = vb->width * vb->height;
+		vb->field = field;
+	}
+	vb->state = VIDEOBUF_PREPARED;
+	/**
+	 * if user pointer memory mechanism is used, get the physical
+	 * address of the buffer
+	 */
+	if (V4L2_MEMORY_USERPTR == common->memory) {
+		if (0 == vb->baddr) {
+			vpif_dbg(1, debug, "buffer address is 0\n");
+			return -EINVAL;
+
+		}
+		vb->boff = vpif_uservirt_to_phys(vb->baddr);
+		if (!IS_ALIGNED(vb->boff, 8))
+			goto exit;
+	}
+
+	addr = vb->boff;
+	if (q->streaming) {
+		if (!IS_ALIGNED((addr + common->ytop_off), 8) ||
+		    !IS_ALIGNED((addr + common->ybtm_off), 8) ||
+		    !IS_ALIGNED((addr + common->ctop_off), 8) ||
+		    !IS_ALIGNED((addr + common->cbtm_off), 8))
+			goto exit;
+	}
+	return 0;
+exit:
+	vpif_dbg(1, debug, "buffer_prepare:offset is not aligned to 8 bytes\n");
+	return -EINVAL;
+}
+
+/**
+ * vpif_buffer_setup : Callback function for buffer setup.
+ * @q: buffer queue ptr
+ * @count: number of buffers
+ * @size: size of the buffer
+ *
+ * This callback function is called when reqbuf() is called to adjust
+ * the buffer count and buffer size
+ */
+static int vpif_buffer_setup(struct videobuf_queue *q, unsigned int *count,
+			     unsigned int *size)
+{
+	/* Get the file handle object and channel object */
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	vpif_dbg(2, debug, "vpif_buffer_setup\n");
+
+	/* If memory type is not mmap, return */
+	if (V4L2_MEMORY_MMAP != common->memory)
+		return 0;
+
+	/* Calculate the size of the buffer */
+	*size = config_params.channel_bufsize[ch->channel_id];
+
+	if (*count < config_params.min_numbuffers)
+		*count = config_params.min_numbuffers;
+	return 0;
+}
+
+/**
+ * vpif_buffer_queue : Callback function to add buffer to DMA queue
+ * @q: ptr to videobuf_queue
+ * @vb: ptr to videobuf_buffer
+ */
+static void vpif_buffer_queue(struct videobuf_queue *q,
+			      struct videobuf_buffer *vb)
+{
+	/* Get the file handle object and channel object */
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	vpif_dbg(2, debug, "vpif_buffer_queue\n");
+
+	/* add the buffer to the DMA queue */
+	list_add_tail(&vb->queue, &common->dma_queue);
+	/* Change state of the buffer */
+	vb->state = VIDEOBUF_QUEUED;
+}
+
+/**
+ * vpif_buffer_release : Callback function to free buffer
+ * @q: buffer queue ptr
+ * @vb: ptr to video buffer
+ *
+ * This function is called from the videobuf layer to free memory
+ * allocated to  the buffers
+ */
+static void vpif_buffer_release(struct videobuf_queue *q,
+				struct videobuf_buffer *vb)
+{
+	/* Get the file handle object and channel object */
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	videobuf_dma_contig_free(q, vb);
+	vb->state = VIDEOBUF_NEEDS_INIT;
+}
+
+static struct videobuf_queue_ops video_qops = {
+	.buf_setup = vpif_buffer_setup,
+	.buf_prepare = vpif_buffer_prepare,
+	.buf_queue = vpif_buffer_queue,
+	.buf_release = vpif_buffer_release,
+};
+
+static u8 channel_first_int[VPIF_NUMBER_OF_OBJECTS][2] =
+	{ {1, 1} };
+
+/**
+ * vpif_process_buffer_complete: process a completed buffer
+ * @common: ptr to common channel object
+ *
+ * This function time stamp the buffer and mark it as DONE. It also
+ * wake up any process waiting on the QUEUE and set the next buffer
+ * as current
+ */
+static void vpif_process_buffer_complete(struct common_obj *common)
+{
+	do_gettimeofday(&common->cur_frm->ts);
+	common->cur_frm->state = VIDEOBUF_DONE;
+	wake_up_interruptible(&common->cur_frm->done);
+	/* Make curFrm pointing to nextFrm */
+	common->cur_frm = common->next_frm;
+}
+
+/**
+ * vpif_schedule_next_buffer: set next buffer address for capture
+ * @common : ptr to common channel object
+ *
+ * This function will get next buffer from the dma queue and
+ * set the buffer address in the vpif register for capture.
+ * the buffer is marked active
+ */
+static void vpif_schedule_next_buffer(struct common_obj *common)
+{
+	unsigned long addr = 0;
+
+	common->next_frm = list_entry(common->dma_queue.next,
+				     struct videobuf_buffer, queue);
+	/* Remove that buffer from the buffer queue */
+	list_del(&common->next_frm->queue);
+	common->next_frm->state = VIDEOBUF_ACTIVE;
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		addr = common->next_frm->boff;
+	else
+		addr = videobuf_to_dma_contig(common->next_frm);
+
+	/* Set top and bottom field addresses in VPIF registers */
+	common->set_addr(addr + common->ytop_off,
+			 addr + common->ybtm_off,
+			 addr + common->ctop_off,
+			 addr + common->cbtm_off);
+}
+
+/**
+ * vpif_channel_isr : ISR handler for vpif capture
+ * @irq: irq number
+ * @dev_id: dev_id ptr
+ *
+ * It changes status of the captured buffer, takes next buffer from the queue
+ * and sets its address in VPIF  registers
+ */
+static irqreturn_t vpif_channel_isr(int irq, void *dev_id)
+{
+	struct vpif_device *dev = &vpif_obj;
+	struct common_obj *common;
+	struct channel_obj *ch;
+	enum v4l2_field field;
+	int channel_id = 0;
+	int fid = -1, i;
+
+	channel_id = *(int *)(dev_id);
+	ch = dev->dev[channel_id];
+
+	field = ch->common[VPIF_VIDEO_INDEX].fmt.fmt.pix.field;
+
+	for (i = 0; i < VPIF_NUMBER_OF_OBJECTS; i++) {
+		common = &ch->common[i];
+		/* skip If streaming is not started in this channel */
+		if (0 == common->started)
+			continue;
+
+		/* Check the field format */
+		if (1 == ch->vpifparams.std_info.frm_fmt) {
+			/* Progressive mode */
+			if (list_empty(&common->dma_queue))
+				continue;
+
+			if (!channel_first_int[i][channel_id])
+				vpif_process_buffer_complete(common);
+
+			channel_first_int[i][channel_id] = 0;
+
+			vpif_schedule_next_buffer(common);
+
+
+			channel_first_int[i][channel_id] = 0;
+		} else {
+			/**
+			 * Interlaced mode. If it is first interrupt, ignore
+			 * it
+			 */
+			if (channel_first_int[i][channel_id]) {
+				channel_first_int[i][channel_id] = 0;
+				continue;
+			}
+			if (0 == i) {
+				ch->field_id ^= 1;
+				/* Get field id from VPIF registers */
+				fid = vpif_channel_getfid(ch->channel_id);
+				if (fid != ch->field_id) {
+					/**
+					 * If field id does not match stored
+					 * field id, make them in sync
+					 */
+					if (0 == fid)
+						ch->field_id = fid;
+					return IRQ_HANDLED;
+				}
+			}
+			/* device field id and local field id are in sync */
+			if (0 == fid) {
+				/* this is even field */
+				if (common->cur_frm == common->next_frm)
+					continue;
+
+				/* mark the current buffer as done */
+				vpif_process_buffer_complete(common);
+			} else if (1 == fid) {
+				/* odd field */
+				if (list_empty(&common->dma_queue) ||
+				    (common->cur_frm != common->next_frm))
+					continue;
+
+				vpif_schedule_next_buffer(common);
+			}
+		}
+	}
+	return IRQ_HANDLED;
+}
+
+/**
+ * vpif_update_std_info() - update standard related info
+ * @ch: ptr to channel object
+ *
+ * For a given standard selected by application, update values
+ * in the device data structures
+ */
+static int vpif_update_std_info(struct channel_obj *ch)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct vpif_params *vpifparams = &ch->vpifparams;
+	const struct vpif_channel_config_params *config;
+	struct vpif_channel_config_params *std_info;
+	struct video_obj *vid_ch = &ch->video;
+	int index;
+
+	vpif_dbg(2, debug, "vpif_update_std_info\n");
+
+	std_info = &vpifparams->std_info;
+
+	for (index = 0; index < ARRAY_SIZE(ch_params); index++) {
+		config = &ch_params[index];
+		if (config->stdid & vid_ch->stdid) {
+			memcpy(std_info, config, sizeof(*config));
+			break;
+		}
+	}
+
+	/* standard not found */
+	if (index == ARRAY_SIZE(ch_params))
+		return -EINVAL;
+
+	common->fmt.fmt.pix.width = std_info->width;
+	common->width = std_info->width;
+	common->fmt.fmt.pix.height = std_info->height;
+	common->height = std_info->height;
+	common->fmt.fmt.pix.bytesperline = std_info->width;
+	vpifparams->video_params.hpitch = std_info->width;
+	vpifparams->video_params.storage_mode = std_info->frm_fmt;
+	return 0;
+}
+
+/**
+ * vpif_calculate_offsets : This function calculates buffers offsets
+ * @ch : ptr to channel object
+ *
+ * This function calculates buffer offsets for Y and C in the top and
+ * bottom field
+ */
+static void vpif_calculate_offsets(struct channel_obj *ch)
+{
+	unsigned int hpitch, vpitch, sizeimage;
+	struct video_obj *vid_ch = &(ch->video);
+	struct vpif_params *vpifparams = &ch->vpifparams;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	enum v4l2_field field = common->fmt.fmt.pix.field;
+
+	vpif_dbg(2, debug, "vpif_calculate_offsets\n");
+
+	if (V4L2_FIELD_ANY == field) {
+		if (vpifparams->std_info.frm_fmt)
+			vid_ch->buf_field = V4L2_FIELD_NONE;
+		else
+			vid_ch->buf_field = V4L2_FIELD_INTERLACED;
+	} else
+		vid_ch->buf_field = common->fmt.fmt.pix.field;
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		sizeimage = common->fmt.fmt.pix.sizeimage;
+	else
+		sizeimage = config_params.channel_bufsize[ch->channel_id];
+
+	hpitch = common->fmt.fmt.pix.bytesperline;
+	vpitch = sizeimage / (hpitch * 2);
+
+	if ((V4L2_FIELD_NONE == vid_ch->buf_field) ||
+	    (V4L2_FIELD_INTERLACED == vid_ch->buf_field)) {
+		/* Calculate offsets for Y top, Y Bottom, C top and C Bottom */
+		common->ytop_off = 0;
+		common->ybtm_off = hpitch;
+		common->ctop_off = sizeimage / 2;
+		common->cbtm_off = sizeimage / 2 + hpitch;
+	} else if (V4L2_FIELD_SEQ_TB == vid_ch->buf_field) {
+		/* Calculate offsets for Y top, Y Bottom, C top and C Bottom */
+		common->ytop_off = 0;
+		common->ybtm_off = sizeimage / 4;
+		common->ctop_off = sizeimage / 2;
+		common->cbtm_off = common->ctop_off + sizeimage / 4;
+	} else if (V4L2_FIELD_SEQ_BT == vid_ch->buf_field) {
+		/* Calculate offsets for Y top, Y Bottom, C top and C Bottom */
+		common->ybtm_off = 0;
+		common->ytop_off = sizeimage / 4;
+		common->cbtm_off = sizeimage / 2;
+		common->ctop_off = common->cbtm_off + sizeimage / 4;
+	}
+	if ((V4L2_FIELD_NONE == vid_ch->buf_field) ||
+	    (V4L2_FIELD_INTERLACED == vid_ch->buf_field))
+		vpifparams->video_params.storage_mode = 1;
+	else
+		vpifparams->video_params.storage_mode = 0;
+
+	if (1 == vpifparams->std_info.frm_fmt)
+		vpifparams->video_params.hpitch =
+		    common->fmt.fmt.pix.bytesperline;
+	else {
+		if ((field == V4L2_FIELD_ANY)
+		    || (field == V4L2_FIELD_INTERLACED))
+			vpifparams->video_params.hpitch =
+			    common->fmt.fmt.pix.bytesperline * 2;
+		else
+			vpifparams->video_params.hpitch =
+			    common->fmt.fmt.pix.bytesperline;
+	}
+
+	ch->vpifparams.video_params.stdid = vpifparams->std_info.stdid;
+}
+
+/**
+ * vpif_config_format: configure default frame format in the device
+ * ch : ptr to channel object
+ */
+static void vpif_config_format(struct channel_obj *ch)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	vpif_dbg(2, debug, "vpif_config_format\n");
+
+	common->fmt.fmt.pix.field = V4L2_FIELD_ANY;
+	if (config_params.numbuffers[ch->channel_id] == 0)
+		common->memory = V4L2_MEMORY_USERPTR;
+	else
+		common->memory = V4L2_MEMORY_MMAP;
+
+	common->fmt.fmt.pix.sizeimage
+	    = config_params.channel_bufsize[ch->channel_id];
+
+	if (ch->vpifparams.iface.if_type == VPIF_IF_RAW_BAYER)
+		common->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_SBGGR8;
+	else
+		common->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUV422P;
+	common->fmt.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+}
+
+/**
+ * vpif_get_default_field() - Get default field type based on interface
+ * @vpif_params - ptr to vpif params
+ */
+static inline enum v4l2_field vpif_get_default_field(
+				struct vpif_interface *iface)
+{
+	return (iface->if_type == VPIF_IF_RAW_BAYER) ? V4L2_FIELD_NONE :
+						V4L2_FIELD_INTERLACED;
+}
+
+/**
+ * vpif_check_format()  - check given pixel format for compatibility
+ * @ch - channel  ptr
+ * @pixfmt - Given pixel format
+ * @update - update the values as per hardware requirement
+ *
+ * Check the application pixel format for S_FMT and update the input
+ * values as per hardware limits for TRY_FMT. The default pixel and
+ * field format is selected based on interface type.
+ */
+static int vpif_check_format(struct channel_obj *ch,
+			     struct v4l2_pix_format *pixfmt,
+			     int update)
+{
+	struct common_obj *common = &(ch->common[VPIF_VIDEO_INDEX]);
+	struct vpif_params *vpif_params = &ch->vpifparams;
+	enum v4l2_field field = pixfmt->field;
+	u32 sizeimage, hpitch, vpitch;
+	int ret = -EINVAL;
+
+	vpif_dbg(2, debug, "vpif_check_format\n");
+	/**
+	 * first check for the pixel format. If if_type is Raw bayer,
+	 * only V4L2_PIX_FMT_SBGGR8 format is supported. Otherwise only
+	 * V4L2_PIX_FMT_YUV422P is supported
+	 */
+	if (vpif_params->iface.if_type == VPIF_IF_RAW_BAYER) {
+		if (pixfmt->pixelformat != V4L2_PIX_FMT_SBGGR8) {
+			if (!update) {
+				vpif_dbg(2, debug, "invalid pix format\n");
+				goto exit;
+			}
+			pixfmt->pixelformat = V4L2_PIX_FMT_SBGGR8;
+		}
+	} else {
+		if (pixfmt->pixelformat != V4L2_PIX_FMT_YUV422P) {
+			if (!update) {
+				vpif_dbg(2, debug, "invalid pixel format\n");
+				goto exit;
+			}
+			pixfmt->pixelformat = V4L2_PIX_FMT_YUV422P;
+		}
+	}
+
+	if (!(VPIF_VALID_FIELD(field))) {
+		if (!update) {
+			vpif_dbg(2, debug, "invalid field format\n");
+			goto exit;
+		}
+		/**
+		 * By default use FIELD_NONE for RAW Bayer capture
+		 * and FIELD_INTERLACED for other interfaces
+		 */
+		field = vpif_get_default_field(&vpif_params->iface);
+	} else if (field == V4L2_FIELD_ANY)
+		/* unsupported field. Use default */
+		field = vpif_get_default_field(&vpif_params->iface);
+
+	/* validate the hpitch */
+	hpitch = pixfmt->bytesperline;
+	if (hpitch < vpif_params->std_info.width) {
+		if (!update) {
+			vpif_dbg(2, debug, "invalid hpitch\n");
+			goto exit;
+		}
+		hpitch = vpif_params->std_info.width;
+	}
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		sizeimage = pixfmt->sizeimage;
+	else
+		sizeimage = config_params.channel_bufsize[ch->channel_id];
+
+	vpitch = sizeimage / (hpitch * 2);
+
+	/* validate the vpitch */
+	if (vpitch < vpif_params->std_info.height) {
+		if (!update) {
+			vpif_dbg(2, debug, "Invalid vpitch\n");
+			goto exit;
+		}
+		vpitch = vpif_params->std_info.height;
+	}
+
+	/* Check for 8 byte alignment */
+	if (!ALIGN(hpitch, 8)) {
+		if (!update) {
+			vpif_dbg(2, debug, "invalid pitch alignment\n");
+			goto exit;
+		}
+		/* adjust to next 8 byte boundary */
+		hpitch = (((hpitch + 7) / 8) * 8);
+	}
+	/* if update is set, modify the bytesperline and sizeimage */
+	if (update) {
+		pixfmt->bytesperline = hpitch;
+		pixfmt->sizeimage = hpitch * vpitch * 2;
+	}
+	/**
+	 * Image width and height is always based on current standard width and
+	 * height
+	 */
+	pixfmt->width = common->fmt.fmt.pix.width;
+	pixfmt->height = common->fmt.fmt.pix.height;
+	return 0;
+exit:
+	return ret;
+}
+
+/**
+ * vpif_config_addr() - function to configure buffer address in vpif
+ * @ch - channel ptr
+ * @muxmode - channel mux mode
+ */
+static void vpif_config_addr(struct channel_obj *ch, int muxmode)
+{
+	struct common_obj *common;
+
+	vpif_dbg(2, debug, "vpif_config_addr\n");
+
+	common = &(ch->common[VPIF_VIDEO_INDEX]);
+
+	if (VPIF_CHANNEL1_VIDEO == ch->channel_id)
+		common->set_addr = ch1_set_videobuf_addr;
+	else if (2 == muxmode)
+		common->set_addr = ch0_set_videobuf_addr_yc_nmux;
+	else
+		common->set_addr = ch0_set_videobuf_addr;
+}
+
+/**
+ * vpfe_mmap : It is used to map kernel space buffers into user spaces
+ * @filep: file pointer
+ * @vma: ptr to vm_area_struct
+ */
+static int vpif_mmap(struct file *filep, struct vm_area_struct *vma)
+{
+	/* Get the channel object and file handle object */
+	struct vpif_fh *fh = filep->private_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &(ch->common[VPIF_VIDEO_INDEX]);
+
+	vpif_dbg(2, debug, "vpif_mmap\n");
+
+	return videobuf_mmap_mapper(&common->buffer_queue, vma);
+}
+
+/**
+ * vpif_poll: It is used for select/poll system call
+ * @filep: file pointer
+ * @wait: poll table to wait
+ */
+static unsigned int vpif_poll(struct file *filep, poll_table * wait)
+{
+	int err = 0;
+	struct vpif_fh *fh = filep->private_data;
+	struct channel_obj *channel = fh->channel;
+	struct common_obj *common = &(channel->common[VPIF_VIDEO_INDEX]);
+
+	vpif_dbg(2, debug, "vpif_poll\n");
+
+	if (common->started)
+		err = videobuf_poll_stream(filep, &common->buffer_queue, wait);
+
+	return 0;
+}
+
+/**
+ * vpif_open : vpif open handler
+ * @filep: file ptr
+ *
+ * It creates object of file handle structure and stores it in private_data
+ * member of filepointer
+ */
+static int vpif_open(struct file *filep)
+{
+	struct vpif_capture_config *config = vpif_dev->platform_data;
+	struct video_device *vdev = video_devdata(filep);
+	struct common_obj *common;
+	struct video_obj *vid_ch;
+	struct channel_obj *ch;
+	struct vpif_fh *fh;
+	int i, ret = 0;
+
+	vpif_dbg(2, debug, "vpif_open\n");
+
+	ch = video_get_drvdata(vdev);
+
+	vid_ch = &ch->video;
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (NULL == ch->curr_subdev_info) {
+		/**
+		 * search through the sub device to see a registered
+		 * sub device and make it as current sub device
+		 */
+		for (i = 0; i < config->subdev_count; i++) {
+			if (vpif_obj.sd[i]) {
+				/* the sub device is registered */
+				ch->curr_subdev_info = &config->subdev_info[i];
+				/* make first input as the current input */
+				vid_ch->input_idx = 0;
+				break;
+			}
+		}
+		if (i == config->subdev_count) {
+			vpif_err("No sub device registered\n");
+			ret = -ENOENT;
+			goto exit;
+		}
+	}
+
+	/* Allocate memory for the file handle object */
+	fh = kmalloc(sizeof(struct vpif_fh), GFP_KERNEL);
+	if (NULL == fh) {
+		vpif_err("unable to allocate memory for file handle object\n");
+		ret = -ENOMEM;
+		goto exit;
+	}
+
+	/* store pointer to fh in private_data member of filep */
+	filep->private_data = fh;
+	fh->channel = ch;
+	fh->initialized = 0;
+	/* If decoder is not initialized. initialize it */
+	if (!ch->initialized) {
+		fh->initialized = 1;
+		ch->initialized = 1;
+		memset(&(ch->vpifparams), 0, sizeof(struct vpif_params));
+	}
+	/* Increment channel usrs counter */
+	ch->usrs++;
+	/* Set io_allowed member to false */
+	fh->io_allowed[VPIF_VIDEO_INDEX] = 0;
+	/* Initialize priority of this instance to default priority */
+	fh->prio = V4L2_PRIORITY_UNSET;
+	v4l2_prio_open(&ch->prio, &fh->prio);
+exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+/**
+ * vpif_release : function to clean up file close
+ * @filep: file pointer
+ *
+ * This function deletes buffer queue, frees the buffers and the vpfe file
+ * handle
+ */
+static int vpif_release(struct file *filep)
+{
+	struct vpif_fh *fh = filep->private_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+
+	vpif_dbg(2, debug, "vpif_release\n");
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* if this instance is doing IO */
+	if (fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		/* Reset io_usrs member of channel object */
+		common->io_usrs = 0;
+		/* Disable channel as per its device type and channel id */
+		if (VPIF_CHANNEL0_VIDEO == ch->channel_id) {
+			enable_channel0(0);
+			channel0_intr_enable(0);
+		}
+		if ((VPIF_CHANNEL1_VIDEO == ch->channel_id) ||
+		    (2 == common->started)) {
+			enable_channel1(0);
+			channel1_intr_enable(0);
+		}
+		common->started = 0;
+		/* Free buffers allocated */
+		videobuf_queue_cancel(&common->buffer_queue);
+		videobuf_mmap_free(&common->buffer_queue);
+	}
+
+	/* Decrement channel usrs counter */
+	ch->usrs--;
+
+	/* unlock mutex on channel object */
+	mutex_unlock(&common->lock);
+
+	/* Close the priority */
+	v4l2_prio_close(&ch->prio, &fh->prio);
+
+	if (fh->initialized)
+		ch->initialized = 0;
+
+	filep->private_data = NULL;
+	kfree(fh);
+	return 0;
+}
+
+/**
+ * vpif_reqbufs() - request buffer handler
+ * @file: file ptr
+ * @priv: file handle
+ * @reqbuf: request buffer structure ptr
+ */
+static int vpif_reqbufs(struct file *file, void *priv,
+			struct v4l2_requestbuffers *reqbuf)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+	u8 index = 0;
+	int ret = 0;
+
+	vpif_dbg(2, debug, "vpif_reqbufs\n");
+
+	/**
+	 * This file handle has not initialized the channel,
+	 * It is not allowed to do settings
+	 */
+	if ((VPIF_CHANNEL0_VIDEO == ch->channel_id)
+	    || (VPIF_CHANNEL1_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_dbg(1, debug, "Channel Busy\n");
+			return -EBUSY;
+		}
+	}
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != reqbuf->type)
+		return -EINVAL;
+
+	index = VPIF_VIDEO_INDEX;
+
+	common = &ch->common[index];
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (0 != common->io_usrs) {
+		ret = -EBUSY;
+		goto reqbuf_exit;
+	}
+
+	/* Initialize videobuf queue as per the buffer type */
+	videobuf_queue_dma_contig_init(&common->buffer_queue,
+					    &video_qops, NULL,
+					    &common->irqlock,
+					    reqbuf->type,
+					    common->fmt.fmt.pix.field,
+					    sizeof(struct videobuf_buffer), fh);
+
+	/* Set io allowed member of file handle to TRUE */
+	fh->io_allowed[index] = 1;
+	/* Increment io usrs member of channel object to 1 */
+	common->io_usrs = 1;
+	/* Store type of memory requested in channel object */
+	common->memory = reqbuf->memory;
+	INIT_LIST_HEAD(&common->dma_queue);
+
+	/* Allocate buffers */
+	ret = videobuf_reqbufs(&common->buffer_queue, reqbuf);
+
+reqbuf_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+/**
+ * vpif_querybuf() - query buffer handler
+ * @file: file ptr
+ * @priv: file handle
+ * @buf: v4l2 buffer structure ptr
+ */
+static int vpif_querybuf(struct file *file, void *priv,
+				struct v4l2_buffer *buf)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	vpif_dbg(2, debug, "vpif_querybuf\n");
+
+	if (common->fmt.type != buf->type)
+		return -EINVAL;
+
+	if (common->memory != V4L2_MEMORY_MMAP) {
+		vpif_dbg(1, debug, "Invalid memory\n");
+		return -EINVAL;
+	}
+
+	return videobuf_querybuf(&common->buffer_queue, buf);
+}
+
+/**
+ * vpif_qbuf() - query buffer handler
+ * @file: file ptr
+ * @priv: file handle
+ * @buf: v4l2 buffer structure ptr
+ */
+static int vpif_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
+{
+
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct v4l2_buffer tbuf = *buf;
+	struct videobuf_buffer *buf1;
+	unsigned long addr = 0;
+	unsigned long flags;
+	int ret = 0;
+
+	vpif_dbg(2, debug, "vpif_qbuf\n");
+
+	if (common->fmt.type != tbuf.type) {
+		vpif_err("invalid buffer type\n");
+		return -EINVAL;
+	}
+
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_err("fh io not allowed \n");
+		return -EACCES;
+	}
+
+	if (!(list_empty(&common->dma_queue)) ||
+	    (common->cur_frm != common->next_frm) ||
+	    !common->started ||
+	    (common->started && (0 == ch->field_id)))
+		return videobuf_qbuf(&common->buffer_queue, buf);
+
+	/* bufferqueue is empty store buffer address in VPIF registers */
+	mutex_lock(&common->buffer_queue.vb_lock);
+	buf1 = common->buffer_queue.bufs[tbuf.index];
+
+	if ((buf1->state == VIDEOBUF_QUEUED) ||
+	    (buf1->state == VIDEOBUF_ACTIVE)) {
+		vpif_err("invalid state\n");
+		goto qbuf_exit;
+	}
+
+	switch (buf1->memory) {
+	case V4L2_MEMORY_MMAP:
+		if (buf1->baddr == 0)
+			goto qbuf_exit;
+		break;
+
+	case V4L2_MEMORY_USERPTR:
+		if (tbuf.length < buf1->bsize)
+			goto qbuf_exit;
+
+		if ((VIDEOBUF_NEEDS_INIT != buf1->state)
+			    && (buf1->baddr != tbuf.m.userptr))
+			vpif_buffer_release(&common->buffer_queue, buf1);
+			buf1->baddr = tbuf.m.userptr;
+		break;
+
+	default:
+		goto qbuf_exit;
+	}
+
+	local_irq_save(flags);
+	ret = vpif_buffer_prepare(&common->buffer_queue, buf1,
+					common->buffer_queue.field);
+	if (ret < 0) {
+		local_irq_restore(flags);
+		goto qbuf_exit;
+	}
+
+	buf1->state = VIDEOBUF_ACTIVE;
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		addr = buf1->boff;
+	else
+		addr = videobuf_to_dma_contig(buf1);
+
+	common->next_frm = buf1;
+	common->set_addr(addr + common->ytop_off,
+			 addr + common->ybtm_off,
+			 addr + common->ctop_off,
+			 addr + common->cbtm_off);
+
+	local_irq_restore(flags);
+	list_add_tail(&buf1->stream, &common->buffer_queue.stream);
+	mutex_unlock(&common->buffer_queue.vb_lock);
+	return 0;
+
+qbuf_exit:
+	mutex_unlock(&common->buffer_queue.vb_lock);
+	return -EINVAL;
+}
+
+/**
+ * vpif_dqbuf() - query buffer handler
+ * @file: file ptr
+ * @priv: file handle
+ * @buf: v4l2 buffer structure ptr
+ */
+static int vpif_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	vpif_dbg(2, debug, "vpif_dqbuf\n");
+
+	return videobuf_dqbuf(&common->buffer_queue, buf,
+					file->f_flags & O_NONBLOCK);
+}
+
+/**
+ * vpif_streamon() - streamon handler
+ * @file: file ptr
+ * @priv: file handle
+ * @buftype: v4l2 buffer type
+ */
+static int vpif_streamon(struct file *file, void *priv,
+				enum v4l2_buf_type buftype)
+{
+
+	struct vpif_capture_config *config = vpif_dev->platform_data;
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct channel_obj *oth_ch = vpif_obj.dev[!ch->channel_id];
+	struct vpif_params *vpif;
+	unsigned long addr = 0;
+	int ret = 0;
+
+	vpif_dbg(2, debug, "vpif_streamon\n");
+
+	vpif = &ch->vpifparams;
+
+	if (buftype != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		vpif_dbg(1, debug, "buffer type not supported\n");
+		return -EINVAL;
+	}
+
+	/* If file handle is not allowed IO, return error */
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_dbg(1, debug, "io not allowed\n");
+		return -EACCES;
+	}
+
+	/* If Streaming is already started, return error */
+	if (common->started) {
+		vpif_dbg(1, debug, "channel->started\n");
+		return -EBUSY;
+	}
+
+	if ((ch->channel_id == VPIF_CHANNEL0_VIDEO &&
+	    oth_ch->common[VPIF_VIDEO_INDEX].started &&
+	    vpif->std_info.ycmux_mode == 0) ||
+	   ((ch->channel_id == VPIF_CHANNEL1_VIDEO) &&
+	    (2 == oth_ch->common[VPIF_VIDEO_INDEX].started))) {
+		vpif_dbg(1, debug, "other channel is being used\n");
+		return -EBUSY;
+	}
+
+	ret = vpif_check_format(ch, &common->fmt.fmt.pix, 0);
+	if (ret)
+		return ret;
+
+	/* Enable streamon on the sub device */
+	ret = v4l2_subdev_call(vpif_obj.sd[ch->curr_sd_index], video,
+				s_stream, 1);
+
+	if (ret && (ret != -ENOIOCTLCMD)) {
+		vpif_dbg(1, debug, "stream on failed in subdev\n");
+		return ret;
+	}
+
+	/* Call videobuf_streamon to start streaming in videobuf */
+	ret = videobuf_streamon(&common->buffer_queue);
+	if (ret) {
+		vpif_dbg(1, debug, "videobuf_streamon\n");
+		return ret;
+	}
+
+	if (mutex_lock_interruptible(&common->lock)) {
+		ret = -ERESTARTSYS;
+		goto streamoff_exit;
+	}
+
+	/* If buffer queue is empty, return error */
+	if (list_empty(&common->dma_queue)) {
+		vpif_dbg(1, debug, "buffer queue is empty\n");
+		ret = -EIO;
+		goto exit;
+	}
+
+	/* Get the next frame from the buffer queue */
+	common->cur_frm = list_entry(common->dma_queue.next,
+				    struct videobuf_buffer, queue);
+	common->next_frm = common->cur_frm;
+
+	/* Remove buffer from the buffer queue */
+	list_del(&common->cur_frm->queue);
+	/* Mark state of the current frame to active */
+	common->cur_frm->state = VIDEOBUF_ACTIVE;
+	/* Initialize field_id and started member */
+	ch->field_id = 0;
+	common->started = 1;
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		addr = common->cur_frm->boff;
+	else
+		addr = videobuf_to_dma_contig(common->cur_frm);
+
+	/* Calculate the offset for Y and C data in the buffer */
+	vpif_calculate_offsets(ch);
+
+	if ((vpif->std_info.frm_fmt &&
+	    ((common->fmt.fmt.pix.field != V4L2_FIELD_NONE) &&
+	     (common->fmt.fmt.pix.field != V4L2_FIELD_ANY))) ||
+	    (!vpif->std_info.frm_fmt &&
+	     (common->fmt.fmt.pix.field == V4L2_FIELD_NONE))) {
+		vpif_dbg(1, debug, "conflict in field format and std format\n");
+		ret = -EINVAL;
+		goto exit;
+	}
+
+	/* configure 1 or 2 channel mode */
+	ret = config->setup_input_channel_mode(vpif->std_info.ycmux_mode);
+
+	if (ret < 0) {
+		vpif_dbg(1, debug, "can't set vpif channel mode\n");
+		goto exit;
+	}
+
+	/* Call vpif_set_params function to set the parameters and addresses */
+	ret = vpif_set_video_params(vpif, ch->channel_id);
+
+	if (ret < 0) {
+		vpif_dbg(1, debug, "can't set video params\n");
+		goto exit;
+	}
+
+	common->started = ret;
+	vpif_config_addr(ch, ret);
+
+	common->set_addr(addr + common->ytop_off,
+			 addr + common->ybtm_off,
+			 addr + common->ctop_off,
+			 addr + common->cbtm_off);
+
+	/**
+	 * Set interrupt for both the fields in VPIF Register enable channel in
+	 * VPIF register
+	 */
+	if ((VPIF_CHANNEL0_VIDEO == ch->channel_id)) {
+		channel0_intr_assert();
+		channel0_intr_enable(1);
+		enable_channel0(1);
+	}
+	if ((VPIF_CHANNEL1_VIDEO == ch->channel_id) ||
+	    (common->started == 2)) {
+		channel1_intr_assert();
+		channel1_intr_enable(1);
+		enable_channel1(1);
+	}
+	channel_first_int[VPIF_VIDEO_INDEX][ch->channel_id] = 1;
+	mutex_unlock(&common->lock);
+	return ret;
+
+exit:
+	mutex_unlock(&common->lock);
+streamoff_exit:
+	ret = videobuf_streamoff(&common->buffer_queue);
+	return ret;
+}
+
+/**
+ * vpif_streamoff() - streamoff handler
+ * @file: file ptr
+ * @priv: file handle
+ * @buftype: v4l2 buffer type
+ */
+static int vpif_streamoff(struct file *file, void *priv,
+				enum v4l2_buf_type buftype)
+{
+
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret;
+
+	vpif_dbg(2, debug, "vpif_streamoff\n");
+
+	if (buftype != V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		vpif_dbg(1, debug, "buffer type not supported\n");
+		return -EINVAL;
+	}
+
+	/* If io is allowed for this file handle, return error */
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_dbg(1, debug, "io not allowed\n");
+		return -EACCES;
+	}
+
+	/* If streaming is not started, return error */
+	if (!common->started) {
+		vpif_dbg(1, debug, "channel->started\n");
+		return -EINVAL;
+	}
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* disable channel */
+	if (VPIF_CHANNEL0_VIDEO == ch->channel_id) {
+		enable_channel0(0);
+		channel0_intr_enable(0);
+	} else {
+		enable_channel1(0);
+		channel1_intr_enable(0);
+	}
+
+	common->started = 0;
+
+	ret = v4l2_subdev_call(vpif_obj.sd[ch->curr_sd_index], video,
+				s_stream, 0);
+
+	if (ret && (ret != -ENOIOCTLCMD))
+		vpif_dbg(1, debug, "stream off failed in subdev\n");
+
+	mutex_unlock(&common->lock);
+
+	return videobuf_streamoff(&common->buffer_queue);
+}
+
+/**
+ * vpif_map_sub_device_to_input() - Maps sub device to input
+ * @ch - ptr to channel
+ * @config - ptr to capture configuration
+ * @input_index - Given input index from application
+ * @sub_device_index - index into sd table
+ *
+ * lookup the sub device information for a given input index.
+ * we report all the inputs to application. inputs table also
+ * has sub device name for the each input
+ */
+static struct vpif_subdev_info *vpif_map_sub_device_to_input(
+				struct channel_obj *ch,
+				struct vpif_capture_config *vpif_cfg,
+				int input_index,
+				int *sub_device_index)
+{
+	struct vpif_capture_chan_config *chan_cfg;
+	struct vpif_subdev_info *subdev_info = NULL;
+	const char *subdev_name = NULL;
+	int i;
+
+	vpif_dbg(2, debug, "vpif_map_sub_device_to_input\n");
+
+	chan_cfg = &vpif_cfg->chan_config[ch->channel_id];
+
+	/**
+	 * search through the inputs to find the sub device supporting
+	 * the input
+	 */
+	for (i = 0; i < chan_cfg->input_count; i++) {
+		/* For each sub device, loop through input */
+		if (i == input_index) {
+			subdev_name = chan_cfg->inputs[i].subdev_name;
+			break;
+		}
+	}
+
+	/* if reached maximum. return null */
+	if (i == chan_cfg->input_count || (NULL == subdev_name))
+		return subdev_info;
+
+	/* loop through the sub device list to get the sub device info */
+	for (i = 0; i < vpif_cfg->subdev_count; i++) {
+		subdev_info = &vpif_cfg->subdev_info[i];
+		if (!strcmp(subdev_info->name, subdev_name))
+			break;
+	}
+
+	if (i == vpif_cfg->subdev_count)
+		return subdev_info;
+
+	/* check if the sub device is registered */
+	if (NULL == vpif_obj.sd[i])
+		return NULL;
+
+	*sub_device_index = i;
+	return subdev_info;
+}
+
+/**
+ * vpif_querystd() - querystd handler
+ * @file: file ptr
+ * @priv: file handle
+ * @std_id: ptr to std id
+ *
+ * This function is called to detect standard at the selected input
+ */
+static int vpif_querystd(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret = 0;
+
+	vpif_dbg(2, debug, "vpif_querystd\n");
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* Call querystd function of decoder device */
+	ret = v4l2_subdev_call(vpif_obj.sd[ch->curr_sd_index], video,
+				querystd, std_id);
+	if (ret < 0)
+		vpif_dbg(1, debug, "Failed to set standard for sub devices\n");
+
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+/**
+ * vpif_g_std() - get STD handler
+ * @file: file ptr
+ * @priv: file handle
+ * @std_id: ptr to std id
+ */
+static int vpif_g_std(struct file *file, void *priv, v4l2_std_id *std)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	vpif_dbg(2, debug, "vpif_g_std\n");
+
+	*std = ch->video.stdid;
+	return 0;
+}
+
+/**
+ * vpif_s_std() - set STD handler
+ * @file: file ptr
+ * @priv: file handle
+ * @std_id: ptr to std id
+ */
+static int vpif_s_std(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret = 0;
+
+	vpif_dbg(2, debug, "vpif_s_std\n");
+
+	if (common->started) {
+		vpif_err("streaming in progress\n");
+		return -EBUSY;
+	}
+
+	if ((VPIF_CHANNEL0_VIDEO == ch->channel_id) ||
+	    (VPIF_CHANNEL1_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_dbg(1, debug, "Channel Busy\n");
+			return -EBUSY;
+		}
+	}
+
+	ret = v4l2_prio_check(&ch->prio, &fh->prio);
+	if (0 != ret)
+		return ret;
+
+	fh->initialized = 1;
+
+	/* Call encoder subdevice function to set the standard */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	ch->video.stdid = *std_id;
+
+	/* Get the information about the standard */
+	if (vpif_update_std_info(ch)) {
+		ret = -EINVAL;
+		vpif_err("Error getting the standard info\n");
+		goto s_std_exit;
+	}
+
+	/* Configure the default format information */
+	vpif_config_format(ch);
+
+	/* set standard in the sub device */
+	ret = v4l2_subdev_call(vpif_obj.sd[ch->curr_sd_index], core,
+				s_std, *std_id);
+	if (ret < 0)
+		vpif_dbg(1, debug, "Failed to set standard for sub devices\n");
+
+s_std_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+/**
+ * vpif_enum_input() - ENUMINPUT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @input: ptr to input structure
+ */
+static int vpif_enum_input(struct file *file, void *priv,
+				struct v4l2_input *input)
+{
+
+	struct vpif_capture_config *config = vpif_dev->platform_data;
+	struct vpif_capture_chan_config *chan_cfg;
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	chan_cfg = &config->chan_config[ch->channel_id];
+
+	if (input->index >= chan_cfg->input_count) {
+		vpif_dbg(1, debug, "Invalid input index\n");
+		return -EINVAL;
+	}
+
+	memcpy(input, &chan_cfg->inputs[input->index].input,
+		sizeof(*input));
+	return 0;
+}
+
+/**
+ * vpif_g_input() - Get INPUT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @index: ptr to input index
+ */
+static int vpif_g_input(struct file *file, void *priv, unsigned int *index)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct video_obj *vid_ch = &ch->video;
+
+	*index = vid_ch->input_idx;
+
+	return 0;
+}
+
+/**
+ * vpif_s_input() - Set INPUT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @index: input index
+ */
+static int vpif_s_input(struct file *file, void *priv, unsigned int index)
+{
+	struct vpif_capture_config *config = vpif_dev->platform_data;
+	struct vpif_capture_chan_config *chan_cfg;
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct video_obj *vid_ch = &ch->video;
+	struct vpif_subdev_info *subdev_info;
+	int ret = 0, sd_index = 0;
+	u32 input = 0, output = 0;
+
+	chan_cfg = &config->chan_config[ch->channel_id];
+
+	if (common->started) {
+		vpif_err("Streaming in progress\n");
+		return -EBUSY;
+	}
+
+	if ((VPIF_CHANNEL0_VIDEO == ch->channel_id) ||
+	    (VPIF_CHANNEL1_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_dbg(1, debug, "Channel Busy\n");
+			return -EBUSY;
+		}
+	}
+
+	ret = v4l2_prio_check(&ch->prio, &fh->prio);
+	if (0 != ret)
+		return ret;
+
+	fh->initialized = 1;
+	subdev_info = vpif_map_sub_device_to_input(ch, config, index,
+						   &sd_index);
+	if (NULL == subdev_info) {
+		vpif_dbg(1, debug,
+			"couldn't lookup sub device for the input index\n");
+		return -EINVAL;
+	}
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* first setup input path from sub device to vpif */
+	if (config->setup_input_path) {
+		ret = config->setup_input_path(ch->channel_id,
+					       subdev_info->name);
+		if (ret < 0) {
+			vpif_dbg(1, debug, "couldn't setup input path for the"
+				" sub device %s, for input index %d\n",
+				subdev_info->name, index);
+			goto exit;
+		}
+	}
+
+	if (subdev_info->can_route) {
+		input = subdev_info->input;
+		output = subdev_info->output;
+		ret = v4l2_subdev_call(vpif_obj.sd[sd_index], video, s_routing,
+					input, output, 0);
+		if (ret < 0) {
+			vpif_dbg(1, debug, "Failed to set input\n");
+			goto exit;
+		}
+	}
+	vid_ch->input_idx = index;
+	ch->curr_subdev_info = subdev_info;
+	ch->curr_sd_index = sd_index;
+	/* copy interface parameters to vpif */
+	ch->vpifparams.iface = subdev_info->vpif_if;
+
+	/* update tvnorms from the sub device input info */
+	ch->video_dev->tvnorms = chan_cfg->inputs[index].input.std;
+
+exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+/**
+ * vpif_enum_fmt_vid_cap() - ENUM_FMT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @index: input index
+ */
+static int vpif_enum_fmt_vid_cap(struct file *file, void  *priv,
+					struct v4l2_fmtdesc *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	if (fmt->index != 0) {
+		vpif_dbg(1, debug, "Invalid format index\n");
+		return -EINVAL;
+	}
+
+	/* Fill in the information about format */
+	if (ch->vpifparams.iface.if_type == VPIF_IF_RAW_BAYER) {
+		fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		strcpy(fmt->description, "Raw Mode -Bayer Pattern GrRBGb");
+		fmt->pixelformat = V4L2_PIX_FMT_SBGGR8;
+	} else {
+		fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		strcpy(fmt->description, "YCbCr4:2:2 YC Planar");
+		fmt->pixelformat = V4L2_PIX_FMT_YUV422P;
+	}
+	return 0;
+}
+
+/**
+ * vpif_try_fmt_vid_cap() - TRY_FMT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @fmt: ptr to v4l2 format structure
+ */
+static int vpif_try_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
+
+	return vpif_check_format(ch, pixfmt, 1);
+}
+
+
+/**
+ * vpif_g_fmt_vid_cap() - Set INPUT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @fmt: ptr to v4l2 format structure
+ */
+static int vpif_g_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	/* Check the validity of the buffer type */
+	if (common->fmt.type != fmt->type)
+		return -EINVAL;
+
+	/* Fill in the information about format */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	*fmt = common->fmt;
+	mutex_unlock(&common->lock);
+	return 0;
+}
+
+/**
+ * vpif_s_fmt_vid_cap() - Set FMT handler
+ * @file: file ptr
+ * @priv: file handle
+ * @fmt: ptr to v4l2 format structure
+ */
+static int vpif_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct v4l2_pix_format *pixfmt;
+	int ret = 0;
+
+	vpif_dbg(2, debug, "VIDIOC_S_FMT\n");
+
+	/* If streaming is started, return error */
+	if (common->started) {
+		vpif_dbg(1, debug, "Streaming is started\n");
+		return -EBUSY;
+	}
+
+	if ((VPIF_CHANNEL0_VIDEO == ch->channel_id) ||
+	    (VPIF_CHANNEL1_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_dbg(1, debug, "Channel Busy\n");
+			return -EBUSY;
+		}
+	}
+
+	ret = v4l2_prio_check(&ch->prio, &fh->prio);
+	if (0 != ret)
+		return ret;
+
+	fh->initialized = 1;
+
+	pixfmt = &fmt->fmt.pix;
+	/* Check for valid field format */
+	ret = vpif_check_format(ch, pixfmt, 0);
+
+	if (ret)
+		return ret;
+	/* store the format in the channel object */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	common->fmt = *fmt;
+	mutex_unlock(&common->lock);
+
+	return 0;
+}
+
+/**
+ * vpif_querycap() - QUERYCAP handler
+ * @file: file ptr
+ * @priv: file handle
+ * @cap: ptr to v4l2_capability structure
+ */
+static int vpif_querycap(struct file *file, void  *priv,
+				struct v4l2_capability *cap)
+{
+	struct vpif_capture_config *config = vpif_dev->platform_data;
+
+	cap->version = VPIF_CAPTURE_VERSION_CODE;
+	cap->capabilities = V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_STREAMING;
+	strlcpy(cap->driver, "vpif capture", sizeof(cap->driver));
+	strlcpy(cap->bus_info, "DM646x Platform", sizeof(cap->bus_info));
+	strlcpy(cap->card, config->card_name, sizeof(cap->card));
+
+	return 0;
+}
+
+/**
+ * vpif_g_priority() - get priority handler
+ * @file: file ptr
+ * @priv: file handle
+ * @prio: ptr to v4l2_priority structure
+ */
+static int vpif_g_priority(struct file *file, void *priv,
+			   enum v4l2_priority *prio)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	*prio = v4l2_prio_max(&ch->prio);
+
+	return 0;
+}
+
+/**
+ * vpif_s_priority() - set priority handler
+ * @file: file ptr
+ * @priv: file handle
+ * @prio: ptr to v4l2_priority structure
+ */
+static int vpif_s_priority(struct file *file, void *priv, enum v4l2_priority p)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	return v4l2_prio_change(&ch->prio, &fh->prio, p);
+}
+
+/**
+ * vpif_cropcap() - cropcap handler
+ * @file: file ptr
+ * @priv: file handle
+ * @crop: ptr to v4l2_cropcap structure
+ */
+static int vpif_cropcap(struct file *file, void *priv,
+			struct v4l2_cropcap *crop)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != crop->type)
+		return -EINVAL;
+
+	crop->bounds.left = 0;
+	crop->bounds.top = 0;
+	crop->bounds.height = common->height;
+	crop->bounds.width = common->width;
+	crop->defrect = crop->bounds;
+	return 0;
+}
+
+/* vpif capture ioctl operations */
+static const struct v4l2_ioctl_ops vpif_ioctl_ops = {
+	.vidioc_querycap        	= vpif_querycap,
+	.vidioc_g_priority		= vpif_g_priority,
+	.vidioc_s_priority		= vpif_s_priority,
+	.vidioc_enum_fmt_vid_cap	= vpif_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap  		= vpif_g_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap		= vpif_s_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap		= vpif_try_fmt_vid_cap,
+	.vidioc_enum_input		= vpif_enum_input,
+	.vidioc_s_input			= vpif_s_input,
+	.vidioc_g_input			= vpif_g_input,
+	.vidioc_reqbufs         	= vpif_reqbufs,
+	.vidioc_querybuf        	= vpif_querybuf,
+	.vidioc_querystd		= vpif_querystd,
+	.vidioc_s_std           	= vpif_s_std,
+	.vidioc_g_std			= vpif_g_std,
+	.vidioc_qbuf            	= vpif_qbuf,
+	.vidioc_dqbuf           	= vpif_dqbuf,
+	.vidioc_streamon        	= vpif_streamon,
+	.vidioc_streamoff       	= vpif_streamoff,
+	.vidioc_cropcap         	= vpif_cropcap,
+};
+
+/* vpif file operations */
+static struct v4l2_file_operations vpif_fops = {
+	.owner = THIS_MODULE,
+	.open = vpif_open,
+	.release = vpif_release,
+	.ioctl = video_ioctl2,
+	.mmap = vpif_mmap,
+	.poll = vpif_poll
+};
+
+/* vpif video template */
+static struct video_device vpif_video_template = {
+	.name		= "vpif",
+	.fops		= &vpif_fops,
+	.minor		= -1,
+	.ioctl_ops	= &vpif_ioctl_ops,
+};
+
+/**
+ * initialize_vpif() - Initialize vpif data structures
+ *
+ * Allocate memory for data structures and initialize them
+ */
+static int initialize_vpif(void)
+{
+	int err = 0, i, j;
+	int free_channel_objects_index;
+
+	/* Default number of buffers should be 3 */
+	if ((ch0_numbuffers > 0) &&
+	    (ch0_numbuffers < config_params.min_numbuffers))
+		ch0_numbuffers = config_params.min_numbuffers;
+	if ((ch1_numbuffers > 0) &&
+	    (ch1_numbuffers < config_params.min_numbuffers))
+		ch1_numbuffers = config_params.min_numbuffers;
+
+	/* Set buffer size to min buffers size if it is invalid */
+	if (ch0_bufsize < config_params.min_bufsize[VPIF_CHANNEL0_VIDEO])
+		ch0_bufsize =
+		    config_params.min_bufsize[VPIF_CHANNEL0_VIDEO];
+	if (ch1_bufsize < config_params.min_bufsize[VPIF_CHANNEL1_VIDEO])
+		ch1_bufsize =
+		    config_params.min_bufsize[VPIF_CHANNEL1_VIDEO];
+
+	config_params.numbuffers[VPIF_CHANNEL0_VIDEO] = ch0_numbuffers;
+	config_params.numbuffers[VPIF_CHANNEL1_VIDEO] = ch1_numbuffers;
+	if (ch0_numbuffers) {
+		config_params.channel_bufsize[VPIF_CHANNEL0_VIDEO]
+		    = ch0_bufsize;
+	}
+	if (ch1_numbuffers) {
+		config_params.channel_bufsize[VPIF_CHANNEL1_VIDEO]
+		    = ch1_bufsize;
+	}
+
+	/* Allocate memory for six channel objects */
+	for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) {
+		vpif_obj.dev[i] =
+		    kzalloc(sizeof(*vpif_obj.dev[i]), GFP_KERNEL);
+		/* If memory allocation fails, return error */
+		if (!vpif_obj.dev[i]) {
+			free_channel_objects_index = i;
+			err = -ENOMEM;
+			goto vpif_init_free_channel_objects;
+		}
+	}
+	return 0;
+
+vpif_init_free_channel_objects:
+	for (j = 0; j < free_channel_objects_index; j++)
+		kfree(vpif_obj.dev[j]);
+	return err;
+}
+
+/**
+ * vpif_probe : This function probes the vpif capture driver
+ * @pdev: platform device pointer
+ *
+ * This creates device entries by register itself to the V4L2 driver and
+ * initializes fields of each channel objects
+ */
+static __init int vpif_probe(struct platform_device *pdev)
+{
+	struct vpif_subdev_info *subdevdata;
+	struct vpif_capture_config *config;
+	int i, j, k, m, q, err;
+	struct i2c_adapter *i2c_adap;
+	struct channel_obj *ch;
+	struct common_obj *common;
+	struct video_device *vfd;
+	struct resource *res;
+	int subdev_count;
+
+	vpif_dev = &pdev->dev;
+
+	err = initialize_vpif();
+	if (err) {
+		v4l2_err(vpif_dev->driver, "Error initializing vpif\n");
+		return err;
+	}
+
+	k = 0;
+	while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, k))) {
+		for (i = res->start; i <= res->end; i++) {
+			if (request_irq(i, vpif_channel_isr, IRQF_DISABLED,
+					"DM646x_Capture",
+				(void *)(&vpif_obj.dev[k]->channel_id))) {
+				err = -EBUSY;
+				i--;
+				goto vpif_int_err;
+			}
+		}
+		k++;
+	}
+
+	for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) {
+		/* Get the pointer to the channel object */
+		ch = vpif_obj.dev[i];
+		/* Allocate memory for video device */
+		vfd = video_device_alloc();
+		if (NULL == vfd) {
+			for (j = 0; j < i; j++) {
+				ch = vpif_obj.dev[j];
+				video_device_release(ch->video_dev);
+			}
+			err = -ENOMEM;
+			goto vpif_dev_alloc_err;
+		}
+
+		/* Initialize field of video device */
+		*vfd = vpif_video_template;
+		vfd->v4l2_dev = &vpif_obj.v4l2_dev;
+		vfd->release = video_device_release;
+		snprintf(vfd->name, sizeof(vfd->name),
+			 "DM646x_VPIFCapture_DRIVER_V%d.%d.%d",
+			 (VPIF_CAPTURE_VERSION_CODE >> 16) & 0xff,
+			 (VPIF_CAPTURE_VERSION_CODE >> 8) & 0xff,
+			 (VPIF_CAPTURE_VERSION_CODE) & 0xff);
+		/* Set video_dev to the video device */
+		ch->video_dev = vfd;
+	}
+
+	for (j = 0; j < VPIF_CAPTURE_MAX_DEVICES; j++) {
+		ch = vpif_obj.dev[j];
+		ch->channel_id = j;
+		common = &(ch->common[VPIF_VIDEO_INDEX]);
+		spin_lock_init(&common->irqlock);
+		mutex_init(&common->lock);
+		/* Initialize prio member of channel object */
+		v4l2_prio_init(&ch->prio);
+		err = video_register_device(ch->video_dev,
+					    VFL_TYPE_GRABBER, (j ? 1 : 0));
+		if (err)
+			goto probe_out;
+
+		video_set_drvdata(ch->video_dev, ch);
+
+	}
+
+	i2c_adap = i2c_get_adapter(1);
+	config = pdev->dev.platform_data;
+
+	subdev_count = config->subdev_count;
+	vpif_obj.sd = kmalloc(sizeof(struct v4l2_subdev *) * subdev_count,
+				GFP_KERNEL);
+	if (vpif_obj.sd == NULL) {
+		vpif_err("unable to allocate memory for subdevice pointers\n");
+		err = -ENOMEM;
+		goto probe_out;
+	}
+
+	err = v4l2_device_register(vpif_dev, &vpif_obj.v4l2_dev);
+	if (err) {
+		v4l2_err(vpif_dev->driver, "Error registering v4l2 device\n");
+		goto probe_subdev_out;
+	}
+
+	for (i = 0; i < subdev_count; i++) {
+		subdevdata = &config->subdev_info[i];
+		vpif_obj.sd[i] =
+			v4l2_i2c_new_subdev_board(&vpif_obj.v4l2_dev,
+						  i2c_adap,
+						  subdevdata->name,
+						  &subdevdata->board_info,
+						  NULL);
+
+		if (!vpif_obj.sd[i]) {
+			vpif_err("Error registering v4l2 subdevice\n");
+			goto probe_subdev_out;
+		}
+		v4l2_info(&vpif_obj.v4l2_dev, "registered sub device %s\n",
+			  subdevdata->name);
+
+		if (vpif_obj.sd[i])
+			vpif_obj.sd[i]->grp_id = 1 << i;
+	}
+	v4l2_info(&vpif_obj.v4l2_dev, "DM646x VPIF Capture driver"
+		  " initialized\n");
+
+	return 0;
+
+probe_subdev_out:
+	/* free sub devices memory */
+	kfree(vpif_obj.sd);
+
+	j = VPIF_CAPTURE_MAX_DEVICES;
+probe_out:
+	v4l2_device_unregister(&vpif_obj.v4l2_dev);
+	for (k = 0; k < j; k++) {
+		/* Get the pointer to the channel object */
+		ch = vpif_obj.dev[k];
+		/* Unregister video device */
+		video_unregister_device(ch->video_dev);
+	}
+
+vpif_dev_alloc_err:
+	k = VPIF_CAPTURE_MAX_DEVICES-1;
+	res = platform_get_resource(pdev, IORESOURCE_IRQ, k);
+	i = res->end;
+
+vpif_int_err:
+	for (q = k; q >= 0; q--) {
+		for (m = i; m >= (int)res->start; m--)
+			free_irq(m, (void *)(&vpif_obj.dev[q]->channel_id));
+
+		res = platform_get_resource(pdev, IORESOURCE_IRQ, q-1);
+		if (res)
+			i = res->end;
+	}
+	return err;
+}
+
+/**
+ * vpif_remove() - driver remove handler
+ * @device: ptr to platform device structure
+ *
+ * The vidoe device is unregistered
+ */
+static int vpif_remove(struct platform_device *device)
+{
+	int i;
+	struct channel_obj *ch;
+
+	v4l2_device_unregister(&vpif_obj.v4l2_dev);
+
+	/* un-register device */
+	for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++) {
+		/* Get the pointer to the channel object */
+		ch = vpif_obj.dev[i];
+		/* Unregister video device */
+		video_unregister_device(ch->video_dev);
+	}
+	return 0;
+}
+
+/**
+ * vpif_suspend: vpif device suspend
+ *
+ * TODO: Add suspend code here
+ */
+static int
+vpif_suspend(struct device *dev)
+{
+	return -1;
+}
+
+/**
+ * vpif_resume: vpif device suspend
+ *
+ * TODO: Add resume code here
+ */
+static int
+vpif_resume(struct device *dev)
+{
+	return -1;
+}
+
+static struct dev_pm_ops vpif_dev_pm_ops = {
+	.suspend = vpif_suspend,
+	.resume = vpif_resume,
+};
+
+static struct platform_driver vpif_driver = {
+	.driver	= {
+		.name	= "vpif_capture",
+		.owner	= THIS_MODULE,
+		.pm = &vpif_dev_pm_ops,
+	},
+	.probe = vpif_probe,
+	.remove = vpif_remove,
+};
+
+/**
+ * vpif_init: initialize the vpif driver
+ *
+ * This function registers device and driver to the kernel, requests irq
+ * handler and allocates memory
+ * for channel objects
+ */
+static __init int vpif_init(void)
+{
+	return platform_driver_register(&vpif_driver);
+}
+
+/**
+ * vpif_cleanup : This function clean up the vpif capture resources
+ *
+ * This will un-registers device and driver to the kernel, frees
+ * requested irq handler and de-allocates memory allocated for channel
+ * objects.
+ */
+static void vpif_cleanup(void)
+{
+	struct platform_device *pdev;
+	struct resource *res;
+	int irq_num;
+	int i = 0;
+
+	pdev = container_of(vpif_dev, struct platform_device, dev);
+	while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, i))) {
+		for (irq_num = res->start; irq_num <= res->end; irq_num++)
+			free_irq(irq_num,
+				 (void *)(&vpif_obj.dev[i]->channel_id));
+		i++;
+	}
+
+	platform_driver_unregister(&vpif_driver);
+
+	kfree(vpif_obj.sd);
+	for (i = 0; i < VPIF_CAPTURE_MAX_DEVICES; i++)
+		kfree(vpif_obj.dev[i]);
+}
+
+/* Function for module initialization and cleanup */
+module_init(vpif_init);
+module_exit(vpif_cleanup);
diff --git a/drivers/media/video/davinci/vpif_capture.h b/drivers/media/video/davinci/vpif_capture.h
new file mode 100644
index 000000000000..4e12ec8cac6f
--- /dev/null
+++ b/drivers/media/video/davinci/vpif_capture.h
@@ -0,0 +1,165 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef VPIF_CAPTURE_H
+#define VPIF_CAPTURE_H
+
+#ifdef __KERNEL__
+
+/* Header files */
+#include <linux/videodev2.h>
+#include <linux/version.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
+#include <media/videobuf-core.h>
+#include <media/videobuf-dma-contig.h>
+#include <mach/dm646x.h>
+
+#include "vpif.h"
+
+/* Macros */
+#define VPIF_MAJOR_RELEASE		0
+#define VPIF_MINOR_RELEASE		0
+#define VPIF_BUILD			1
+#define VPIF_CAPTURE_VERSION_CODE	((VPIF_MAJOR_RELEASE << 16) | \
+	(VPIF_MINOR_RELEASE << 8) | VPIF_BUILD)
+
+#define VPIF_VALID_FIELD(field)		(((V4L2_FIELD_ANY == field) || \
+	(V4L2_FIELD_NONE == field)) || \
+	(((V4L2_FIELD_INTERLACED == field) || \
+	(V4L2_FIELD_SEQ_TB == field)) || \
+	(V4L2_FIELD_SEQ_BT == field)))
+
+#define VPIF_CAPTURE_MAX_DEVICES	2
+#define VPIF_VIDEO_INDEX		0
+#define VPIF_NUMBER_OF_OBJECTS		1
+
+/* Enumerated data type to give id to each device per channel */
+enum vpif_channel_id {
+	VPIF_CHANNEL0_VIDEO = 0,
+	VPIF_CHANNEL1_VIDEO,
+};
+
+struct video_obj {
+	enum v4l2_field buf_field;
+	/* Currently selected or default standard */
+	v4l2_std_id stdid;
+	/* This is to track the last input that is passed to application */
+	u32 input_idx;
+};
+
+struct common_obj {
+	/* Pointer pointing to current v4l2_buffer */
+	struct videobuf_buffer *cur_frm;
+	/* Pointer pointing to current v4l2_buffer */
+	struct videobuf_buffer *next_frm;
+	/*
+	 * This field keeps track of type of buffer exchange mechanism
+	 * user has selected
+	 */
+	enum v4l2_memory memory;
+	/* Used to store pixel format */
+	struct v4l2_format fmt;
+	/* Buffer queue used in video-buf */
+	struct videobuf_queue buffer_queue;
+	/* Queue of filled frames */
+	struct list_head dma_queue;
+	/* Used in video-buf */
+	spinlock_t irqlock;
+	/* lock used to access this structure */
+	struct mutex lock;
+	/* number of users performing IO */
+	u32 io_usrs;
+	/* Indicates whether streaming started */
+	u8 started;
+	/* Function pointer to set the addresses */
+	void (*set_addr) (unsigned long, unsigned long, unsigned long,
+			  unsigned long);
+	/* offset where Y top starts from the starting of the buffer */
+	u32 ytop_off;
+	/* offset where Y bottom starts from the starting of the buffer */
+	u32 ybtm_off;
+	/* offset where C top starts from the starting of the buffer */
+	u32 ctop_off;
+	/* offset where C bottom starts from the starting of the buffer */
+	u32 cbtm_off;
+	/* Indicates width of the image data */
+	u32 width;
+	/* Indicates height of the image data */
+	u32 height;
+};
+
+struct channel_obj {
+	/* Identifies video device for this channel */
+	struct video_device *video_dev;
+	/* Used to keep track of state of the priority */
+	struct v4l2_prio_state prio;
+	/* number of open instances of the channel */
+	int usrs;
+	/* Indicates id of the field which is being displayed */
+	u32 field_id;
+	/* flag to indicate whether decoder is initialized */
+	u8 initialized;
+	/* Identifies channel */
+	enum vpif_channel_id channel_id;
+	/* index into sd table */
+	int curr_sd_index;
+	/* ptr to current sub device information */
+	struct vpif_subdev_info *curr_subdev_info;
+	/* vpif configuration params */
+	struct vpif_params vpifparams;
+	/* common object array */
+	struct common_obj common[VPIF_NUMBER_OF_OBJECTS];
+	/* video object */
+	struct video_obj video;
+};
+
+/* File handle structure */
+struct vpif_fh {
+	/* pointer to channel object for opened device */
+	struct channel_obj *channel;
+	/* Indicates whether this file handle is doing IO */
+	u8 io_allowed[VPIF_NUMBER_OF_OBJECTS];
+	/* Used to keep track priority of this instance */
+	enum v4l2_priority prio;
+	/* Used to indicate channel is initialize or not */
+	u8 initialized;
+};
+
+struct vpif_device {
+	struct v4l2_device v4l2_dev;
+	struct channel_obj *dev[VPIF_CAPTURE_NUM_CHANNELS];
+	struct v4l2_subdev **sd;
+};
+
+struct vpif_config_params {
+	u8 min_numbuffers;
+	u8 numbuffers[VPIF_CAPTURE_NUM_CHANNELS];
+	s8 device_type;
+	u32 min_bufsize[VPIF_CAPTURE_NUM_CHANNELS];
+	u32 channel_bufsize[VPIF_CAPTURE_NUM_CHANNELS];
+	u8 default_device[VPIF_CAPTURE_NUM_CHANNELS];
+	u8 max_device_type;
+};
+/* Struct which keeps track of the line numbers for the sliced vbi service */
+struct vpif_service_line {
+	u16 service_id;
+	u16 service_line[2];
+};
+#endif				/* End of __KERNEL__ */
+#endif				/* VPIF_CAPTURE_H */
diff --git a/drivers/media/video/davinci/vpif_display.c b/drivers/media/video/davinci/vpif_display.c
new file mode 100644
index 000000000000..d14cfb200ed0
--- /dev/null
+++ b/drivers/media/video/davinci/vpif_display.c
@@ -0,0 +1,1655 @@
+/*
+ * vpif-display - VPIF display driver
+ * Display driver for TI DaVinci VPIF
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+#include <linux/string.h>
+#include <linux/videodev2.h>
+#include <linux/wait.h>
+#include <linux/time.h>
+#include <linux/i2c.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/version.h>
+
+#include <asm/irq.h>
+#include <asm/page.h>
+
+#include <media/adv7343.h>
+#include <media/v4l2-device.h>
+#include <media/v4l2-ioctl.h>
+
+#include <mach/dm646x.h>
+
+#include "vpif_display.h"
+#include "vpif.h"
+
+MODULE_DESCRIPTION("TI DaVinci VPIF Display driver");
+MODULE_LICENSE("GPL");
+
+#define DM646X_V4L2_STD (V4L2_STD_525_60 | V4L2_STD_625_50)
+
+#define vpif_err(fmt, arg...)	v4l2_err(&vpif_obj.v4l2_dev, fmt, ## arg)
+#define vpif_dbg(level, debug, fmt, arg...)	\
+		v4l2_dbg(level, debug, &vpif_obj.v4l2_dev, fmt, ## arg)
+
+static int debug = 1;
+static u32 ch2_numbuffers = 3;
+static u32 ch3_numbuffers = 3;
+static u32 ch2_bufsize = 1920 * 1080 * 2;
+static u32 ch3_bufsize = 720 * 576 * 2;
+
+module_param(debug, int, 0644);
+module_param(ch2_numbuffers, uint, S_IRUGO);
+module_param(ch3_numbuffers, uint, S_IRUGO);
+module_param(ch2_bufsize, uint, S_IRUGO);
+module_param(ch3_bufsize, uint, S_IRUGO);
+
+MODULE_PARM_DESC(debug, "Debug level 0-1");
+MODULE_PARM_DESC(ch2_numbuffers, "Channel2 buffer count (default:3)");
+MODULE_PARM_DESC(ch3_numbuffers, "Channel3 buffer count (default:3)");
+MODULE_PARM_DESC(ch2_bufsize, "Channel2 buffer size (default:1920 x 1080 x 2)");
+MODULE_PARM_DESC(ch3_bufsize, "Channel3 buffer size (default:720 x 576 x 2)");
+
+static struct vpif_config_params config_params = {
+	.min_numbuffers		= 3,
+	.numbuffers[0]		= 3,
+	.numbuffers[1]		= 3,
+	.min_bufsize[0]		= 720 * 480 * 2,
+	.min_bufsize[1]		= 720 * 480 * 2,
+	.channel_bufsize[0]	= 1920 * 1080 * 2,
+	.channel_bufsize[1]	= 720 * 576 * 2,
+};
+
+static struct vpif_device vpif_obj = { {NULL} };
+static struct device *vpif_dev;
+
+static const struct vpif_channel_config_params ch_params[] = {
+	{
+		"NTSC", 720, 480, 30, 0, 1, 268, 1440, 1, 23, 263, 266,
+		286, 525, 525, 0, 1, 0, V4L2_STD_525_60,
+	},
+	{
+		"PAL", 720, 576, 25, 0, 1, 280, 1440, 1, 23, 311, 313,
+		336, 624, 625, 0, 1, 0, V4L2_STD_625_50,
+	},
+};
+
+/*
+ * vpif_uservirt_to_phys: This function is used to convert user
+ * space virtual address to physical address.
+ */
+static u32 vpif_uservirt_to_phys(u32 virtp)
+{
+	struct mm_struct *mm = current->mm;
+	unsigned long physp = 0;
+	struct vm_area_struct *vma;
+
+	vma = find_vma(mm, virtp);
+
+	/* For kernel direct-mapped memory, take the easy way */
+	if (virtp >= PAGE_OFFSET) {
+		physp = virt_to_phys((void *)virtp);
+	} else if (vma && (vma->vm_flags & VM_IO) && (vma->vm_pgoff)) {
+		/* this will catch, kernel-allocated, mmaped-to-usermode addr */
+		physp = (vma->vm_pgoff << PAGE_SHIFT) + (virtp - vma->vm_start);
+	} else {
+		/* otherwise, use get_user_pages() for general userland pages */
+		int res, nr_pages = 1;
+		struct page *pages;
+		down_read(&current->mm->mmap_sem);
+
+		res = get_user_pages(current, current->mm,
+				     virtp, nr_pages, 1, 0, &pages, NULL);
+		up_read(&current->mm->mmap_sem);
+
+		if (res == nr_pages) {
+			physp = __pa(page_address(&pages[0]) +
+							(virtp & ~PAGE_MASK));
+		} else {
+			vpif_err("get_user_pages failed\n");
+			return 0;
+		}
+	}
+
+	return physp;
+}
+
+/*
+ * buffer_prepare: This is the callback function called from videobuf_qbuf()
+ * function the buffer is prepared and user space virtual address is converted
+ * into physical address
+ */
+static int vpif_buffer_prepare(struct videobuf_queue *q,
+			       struct videobuf_buffer *vb,
+			       enum v4l2_field field)
+{
+	struct vpif_fh *fh = q->priv_data;
+	struct common_obj *common;
+	unsigned long addr;
+
+	common = &fh->channel->common[VPIF_VIDEO_INDEX];
+	if (VIDEOBUF_NEEDS_INIT == vb->state) {
+		vb->width	= common->width;
+		vb->height	= common->height;
+		vb->size	= vb->width * vb->height;
+		vb->field	= field;
+	}
+	vb->state = VIDEOBUF_PREPARED;
+
+	/* if user pointer memory mechanism is used, get the physical
+	 * address of the buffer */
+	if (V4L2_MEMORY_USERPTR == common->memory) {
+		if (!vb->baddr) {
+			vpif_err("buffer_address is 0\n");
+			return -EINVAL;
+		}
+
+		vb->boff = vpif_uservirt_to_phys(vb->baddr);
+		if (!ISALIGNED(vb->boff))
+			goto buf_align_exit;
+	}
+
+	addr = vb->boff;
+	if (q->streaming && (V4L2_BUF_TYPE_SLICED_VBI_OUTPUT != q->type)) {
+		if (!ISALIGNED(addr + common->ytop_off) ||
+		    !ISALIGNED(addr + common->ybtm_off) ||
+		    !ISALIGNED(addr + common->ctop_off) ||
+		    !ISALIGNED(addr + common->cbtm_off))
+			goto buf_align_exit;
+	}
+	return 0;
+
+buf_align_exit:
+	vpif_err("buffer offset not aligned to 8 bytes\n");
+	return -EINVAL;
+}
+
+/*
+ * vpif_buffer_setup: This function allocates memory for the buffers
+ */
+static int vpif_buffer_setup(struct videobuf_queue *q, unsigned int *count,
+				unsigned int *size)
+{
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (V4L2_MEMORY_MMAP != common->memory)
+		return 0;
+
+	*size = config_params.channel_bufsize[ch->channel_id];
+	if (*count < config_params.min_numbuffers)
+		*count = config_params.min_numbuffers;
+
+	return 0;
+}
+
+/*
+ * vpif_buffer_queue: This function adds the buffer to DMA queue
+ */
+static void vpif_buffer_queue(struct videobuf_queue *q,
+			      struct videobuf_buffer *vb)
+{
+	struct vpif_fh *fh = q->priv_data;
+	struct common_obj *common;
+
+	common = &fh->channel->common[VPIF_VIDEO_INDEX];
+
+	/* add the buffer to the DMA queue */
+	list_add_tail(&vb->queue, &common->dma_queue);
+	vb->state = VIDEOBUF_QUEUED;
+}
+
+/*
+ * vpif_buffer_release: This function is called from the videobuf layer to
+ * free memory allocated to the buffers
+ */
+static void vpif_buffer_release(struct videobuf_queue *q,
+				struct videobuf_buffer *vb)
+{
+	struct vpif_fh *fh = q->priv_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+	unsigned int buf_size = 0;
+
+	common = &ch->common[VPIF_VIDEO_INDEX];
+
+	videobuf_dma_contig_free(q, vb);
+	vb->state = VIDEOBUF_NEEDS_INIT;
+
+	if (V4L2_MEMORY_MMAP != common->memory)
+		return;
+
+	buf_size = config_params.channel_bufsize[ch->channel_id];
+}
+
+static struct videobuf_queue_ops video_qops = {
+	.buf_setup	= vpif_buffer_setup,
+	.buf_prepare	= vpif_buffer_prepare,
+	.buf_queue	= vpif_buffer_queue,
+	.buf_release	= vpif_buffer_release,
+};
+static u8 channel_first_int[VPIF_NUMOBJECTS][2] = { {1, 1} };
+
+static void process_progressive_mode(struct common_obj *common)
+{
+	unsigned long addr = 0;
+
+	/* Get the next buffer from buffer queue */
+	common->next_frm = list_entry(common->dma_queue.next,
+				struct videobuf_buffer, queue);
+	/* Remove that buffer from the buffer queue */
+	list_del(&common->next_frm->queue);
+	/* Mark status of the buffer as active */
+	common->next_frm->state = VIDEOBUF_ACTIVE;
+
+	/* Set top and bottom field addrs in VPIF registers */
+	addr = videobuf_to_dma_contig(common->next_frm);
+	common->set_addr(addr + common->ytop_off,
+				 addr + common->ybtm_off,
+				 addr + common->ctop_off,
+				 addr + common->cbtm_off);
+}
+
+static void process_interlaced_mode(int fid, struct common_obj *common)
+{
+	/* device field id and local field id are in sync */
+	/* If this is even field */
+	if (0 == fid) {
+		if (common->cur_frm == common->next_frm)
+			return;
+
+		/* one frame is displayed If next frame is
+		 *  available, release cur_frm and move on */
+		/* Copy frame display time */
+		do_gettimeofday(&common->cur_frm->ts);
+		/* Change status of the cur_frm */
+		common->cur_frm->state = VIDEOBUF_DONE;
+		/* unlock semaphore on cur_frm */
+		wake_up_interruptible(&common->cur_frm->done);
+		/* Make cur_frm pointing to next_frm */
+		common->cur_frm = common->next_frm;
+
+	} else if (1 == fid) {	/* odd field */
+		if (list_empty(&common->dma_queue)
+		    || (common->cur_frm != common->next_frm)) {
+			return;
+		}
+		/* one field is displayed configure the next
+		 * frame if it is available else hold on current
+		 * frame */
+		/* Get next from the buffer queue */
+		process_progressive_mode(common);
+
+	}
+}
+
+/*
+ * vpif_channel_isr: It changes status of the displayed buffer, takes next
+ * buffer from the queue and sets its address in VPIF registers
+ */
+static irqreturn_t vpif_channel_isr(int irq, void *dev_id)
+{
+	struct vpif_device *dev = &vpif_obj;
+	struct channel_obj *ch;
+	struct common_obj *common;
+	enum v4l2_field field;
+	int fid = -1, i;
+	int channel_id = 0;
+
+	channel_id = *(int *)(dev_id);
+	ch = dev->dev[channel_id];
+	field = ch->common[VPIF_VIDEO_INDEX].fmt.fmt.pix.field;
+	for (i = 0; i < VPIF_NUMOBJECTS; i++) {
+		common = &ch->common[i];
+		/* If streaming is started in this channel */
+		if (0 == common->started)
+			continue;
+
+		if (1 == ch->vpifparams.std_info.frm_fmt) {
+			if (list_empty(&common->dma_queue))
+				continue;
+
+			/* Progressive mode */
+			if (!channel_first_int[i][channel_id]) {
+				/* Mark status of the cur_frm to
+				 * done and unlock semaphore on it */
+				do_gettimeofday(&common->cur_frm->ts);
+				common->cur_frm->state = VIDEOBUF_DONE;
+				wake_up_interruptible(&common->cur_frm->done);
+				/* Make cur_frm pointing to next_frm */
+				common->cur_frm = common->next_frm;
+			}
+
+			channel_first_int[i][channel_id] = 0;
+			process_progressive_mode(common);
+		} else {
+			/* Interlaced mode */
+			/* If it is first interrupt, ignore it */
+
+			if (channel_first_int[i][channel_id]) {
+				channel_first_int[i][channel_id] = 0;
+				continue;
+			}
+
+			if (0 == i) {
+				ch->field_id ^= 1;
+				/* Get field id from VPIF registers */
+				fid = vpif_channel_getfid(ch->channel_id + 2);
+				/* If fid does not match with stored field id */
+				if (fid != ch->field_id) {
+					/* Make them in sync */
+					if (0 == fid)
+						ch->field_id = fid;
+
+					return IRQ_HANDLED;
+				}
+			}
+			process_interlaced_mode(fid, common);
+		}
+	}
+
+	return IRQ_HANDLED;
+}
+
+static int vpif_get_std_info(struct channel_obj *ch)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct video_obj *vid_ch = &ch->video;
+	struct vpif_params *vpifparams = &ch->vpifparams;
+	struct vpif_channel_config_params *std_info = &vpifparams->std_info;
+	const struct vpif_channel_config_params *config;
+
+	int index;
+
+	std_info->stdid = vid_ch->stdid;
+	if (!std_info)
+		return -1;
+
+	for (index = 0; index < ARRAY_SIZE(ch_params); index++) {
+		config = &ch_params[index];
+		if (config->stdid & std_info->stdid) {
+			memcpy(std_info, config, sizeof(*config));
+			break;
+		}
+	}
+
+	if (index == ARRAY_SIZE(ch_params))
+		return -1;
+
+	common->fmt.fmt.pix.width = std_info->width;
+	common->fmt.fmt.pix.height = std_info->height;
+	vpif_dbg(1, debug, "Pixel details: Width = %d,Height = %d\n",
+			common->fmt.fmt.pix.width, common->fmt.fmt.pix.height);
+
+	/* Set height and width paramateres */
+	ch->common[VPIF_VIDEO_INDEX].height = std_info->height;
+	ch->common[VPIF_VIDEO_INDEX].width = std_info->width;
+
+	return 0;
+}
+
+/*
+ * vpif_calculate_offsets: This function calculates buffers offset for Y and C
+ * in the top and bottom field
+ */
+static void vpif_calculate_offsets(struct channel_obj *ch)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct vpif_params *vpifparams = &ch->vpifparams;
+	enum v4l2_field field = common->fmt.fmt.pix.field;
+	struct video_obj *vid_ch = &ch->video;
+	unsigned int hpitch, vpitch, sizeimage;
+
+	if (V4L2_FIELD_ANY == common->fmt.fmt.pix.field) {
+		if (ch->vpifparams.std_info.frm_fmt)
+			vid_ch->buf_field = V4L2_FIELD_NONE;
+		else
+			vid_ch->buf_field = V4L2_FIELD_INTERLACED;
+	} else {
+		vid_ch->buf_field = common->fmt.fmt.pix.field;
+	}
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		sizeimage = common->fmt.fmt.pix.sizeimage;
+	else
+		sizeimage = config_params.channel_bufsize[ch->channel_id];
+
+	hpitch = common->fmt.fmt.pix.bytesperline;
+	vpitch = sizeimage / (hpitch * 2);
+	if ((V4L2_FIELD_NONE == vid_ch->buf_field) ||
+	    (V4L2_FIELD_INTERLACED == vid_ch->buf_field)) {
+		common->ytop_off = 0;
+		common->ybtm_off = hpitch;
+		common->ctop_off = sizeimage / 2;
+		common->cbtm_off = sizeimage / 2 + hpitch;
+	} else if (V4L2_FIELD_SEQ_TB == vid_ch->buf_field) {
+		common->ytop_off = 0;
+		common->ybtm_off = sizeimage / 4;
+		common->ctop_off = sizeimage / 2;
+		common->cbtm_off = common->ctop_off + sizeimage / 4;
+	} else if (V4L2_FIELD_SEQ_BT == vid_ch->buf_field) {
+		common->ybtm_off = 0;
+		common->ytop_off = sizeimage / 4;
+		common->cbtm_off = sizeimage / 2;
+		common->ctop_off = common->cbtm_off + sizeimage / 4;
+	}
+
+	if ((V4L2_FIELD_NONE == vid_ch->buf_field) ||
+	    (V4L2_FIELD_INTERLACED == vid_ch->buf_field)) {
+		vpifparams->video_params.storage_mode = 1;
+	} else {
+		vpifparams->video_params.storage_mode = 0;
+	}
+
+	if (ch->vpifparams.std_info.frm_fmt == 1) {
+		vpifparams->video_params.hpitch =
+		    common->fmt.fmt.pix.bytesperline;
+	} else {
+		if ((field == V4L2_FIELD_ANY) ||
+			(field == V4L2_FIELD_INTERLACED))
+			vpifparams->video_params.hpitch =
+			    common->fmt.fmt.pix.bytesperline * 2;
+		else
+			vpifparams->video_params.hpitch =
+			    common->fmt.fmt.pix.bytesperline;
+	}
+
+	ch->vpifparams.video_params.stdid = ch->vpifparams.std_info.stdid;
+}
+
+static void vpif_config_format(struct channel_obj *ch)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	common->fmt.fmt.pix.field = V4L2_FIELD_ANY;
+	if (config_params.numbuffers[ch->channel_id] == 0)
+		common->memory = V4L2_MEMORY_USERPTR;
+	else
+		common->memory = V4L2_MEMORY_MMAP;
+
+	common->fmt.fmt.pix.sizeimage =
+			config_params.channel_bufsize[ch->channel_id];
+	common->fmt.fmt.pix.pixelformat = V4L2_PIX_FMT_YUV422P;
+	common->fmt.type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+}
+
+static int vpif_check_format(struct channel_obj *ch,
+			     struct v4l2_pix_format *pixfmt)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	enum v4l2_field field = pixfmt->field;
+	u32 sizeimage, hpitch, vpitch;
+
+	if (pixfmt->pixelformat != V4L2_PIX_FMT_YUV422P)
+		goto invalid_fmt_exit;
+
+	if (!(VPIF_VALID_FIELD(field)))
+		goto invalid_fmt_exit;
+
+	if (pixfmt->bytesperline <= 0)
+		goto invalid_pitch_exit;
+
+	if (V4L2_MEMORY_USERPTR == common->memory)
+		sizeimage = pixfmt->sizeimage;
+	else
+		sizeimage = config_params.channel_bufsize[ch->channel_id];
+
+	if (vpif_get_std_info(ch)) {
+		vpif_err("Error getting the standard info\n");
+		return -EINVAL;
+	}
+
+	hpitch = pixfmt->bytesperline;
+	vpitch = sizeimage / (hpitch * 2);
+
+	/* Check for valid value of pitch */
+	if ((hpitch < ch->vpifparams.std_info.width) ||
+	    (vpitch < ch->vpifparams.std_info.height))
+		goto invalid_pitch_exit;
+
+	/* Check for 8 byte alignment */
+	if (!ISALIGNED(hpitch)) {
+		vpif_err("invalid pitch alignment\n");
+		return -EINVAL;
+	}
+	pixfmt->width = common->fmt.fmt.pix.width;
+	pixfmt->height = common->fmt.fmt.pix.height;
+
+	return 0;
+
+invalid_fmt_exit:
+	vpif_err("invalid field format\n");
+	return -EINVAL;
+
+invalid_pitch_exit:
+	vpif_err("invalid pitch\n");
+	return -EINVAL;
+}
+
+static void vpif_config_addr(struct channel_obj *ch, int muxmode)
+{
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (VPIF_CHANNEL3_VIDEO == ch->channel_id) {
+		common->set_addr = ch3_set_videobuf_addr;
+	} else {
+		if (2 == muxmode)
+			common->set_addr = ch2_set_videobuf_addr_yc_nmux;
+		else
+			common->set_addr = ch2_set_videobuf_addr;
+	}
+}
+
+/*
+ * vpif_mmap: It is used to map kernel space buffers into user spaces
+ */
+static int vpif_mmap(struct file *filep, struct vm_area_struct *vma)
+{
+	struct vpif_fh *fh = filep->private_data;
+	struct common_obj *common = &fh->channel->common[VPIF_VIDEO_INDEX];
+
+	return videobuf_mmap_mapper(&common->buffer_queue, vma);
+}
+
+/*
+ * vpif_poll: It is used for select/poll system call
+ */
+static unsigned int vpif_poll(struct file *filep, poll_table *wait)
+{
+	struct vpif_fh *fh = filep->private_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (common->started)
+		return videobuf_poll_stream(filep, &common->buffer_queue, wait);
+
+	return 0;
+}
+
+/*
+ * vpif_open: It creates object of file handle structure and stores it in
+ * private_data member of filepointer
+ */
+static int vpif_open(struct file *filep)
+{
+	struct video_device *vdev = video_devdata(filep);
+	struct channel_obj *ch = NULL;
+	struct vpif_fh *fh = NULL;
+
+	ch = video_get_drvdata(vdev);
+	/* Allocate memory for the file handle object */
+	fh = kmalloc(sizeof(struct vpif_fh), GFP_KERNEL);
+	if (fh == NULL) {
+		vpif_err("unable to allocate memory for file handle object\n");
+		return -ENOMEM;
+	}
+
+	/* store pointer to fh in private_data member of filep */
+	filep->private_data = fh;
+	fh->channel = ch;
+	fh->initialized = 0;
+	if (!ch->initialized) {
+		fh->initialized = 1;
+		ch->initialized = 1;
+		memset(&ch->vpifparams, 0, sizeof(ch->vpifparams));
+	}
+
+	/* Increment channel usrs counter */
+	atomic_inc(&ch->usrs);
+	/* Set io_allowed[VPIF_VIDEO_INDEX] member to false */
+	fh->io_allowed[VPIF_VIDEO_INDEX] = 0;
+	/* Initialize priority of this instance to default priority */
+	fh->prio = V4L2_PRIORITY_UNSET;
+	v4l2_prio_open(&ch->prio, &fh->prio);
+
+	return 0;
+}
+
+/*
+ * vpif_release: This function deletes buffer queue, frees the buffers and
+ * the vpif file handle
+ */
+static int vpif_release(struct file *filep)
+{
+	struct vpif_fh *fh = filep->private_data;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* if this instance is doing IO */
+	if (fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		/* Reset io_usrs member of channel object */
+		common->io_usrs = 0;
+		/* Disable channel */
+		if (VPIF_CHANNEL2_VIDEO == ch->channel_id) {
+			enable_channel2(0);
+			channel2_intr_enable(0);
+		}
+		if ((VPIF_CHANNEL3_VIDEO == ch->channel_id) ||
+		    (2 == common->started)) {
+			enable_channel3(0);
+			channel3_intr_enable(0);
+		}
+		common->started = 0;
+		/* Free buffers allocated */
+		videobuf_queue_cancel(&common->buffer_queue);
+		videobuf_mmap_free(&common->buffer_queue);
+		common->numbuffers =
+		    config_params.numbuffers[ch->channel_id];
+	}
+
+	mutex_unlock(&common->lock);
+
+	/* Decrement channel usrs counter */
+	atomic_dec(&ch->usrs);
+	/* If this file handle has initialize encoder device, reset it */
+	if (fh->initialized)
+		ch->initialized = 0;
+
+	/* Close the priority */
+	v4l2_prio_close(&ch->prio, &fh->prio);
+	filep->private_data = NULL;
+	fh->initialized = 0;
+	kfree(fh);
+
+	return 0;
+}
+
+/* functions implementing ioctls */
+
+static int vpif_querycap(struct file *file, void  *priv,
+				struct v4l2_capability *cap)
+{
+	struct vpif_display_config *config = vpif_dev->platform_data;
+
+	cap->version = VPIF_DISPLAY_VERSION_CODE;
+	cap->capabilities = V4L2_CAP_VIDEO_OUTPUT | V4L2_CAP_STREAMING;
+	strlcpy(cap->driver, "vpif display", sizeof(cap->driver));
+	strlcpy(cap->bus_info, "Platform", sizeof(cap->bus_info));
+	strlcpy(cap->card, config->card_name, sizeof(cap->card));
+
+	return 0;
+}
+
+static int vpif_enum_fmt_vid_out(struct file *file, void  *priv,
+					struct v4l2_fmtdesc *fmt)
+{
+	if (fmt->index != 0) {
+		vpif_err("Invalid format index\n");
+		return -EINVAL;
+	}
+
+	/* Fill in the information about format */
+	fmt->type = V4L2_BUF_TYPE_VIDEO_OUTPUT;
+	strcpy(fmt->description, "YCbCr4:2:2 YC Planar");
+	fmt->pixelformat = V4L2_PIX_FMT_YUV422P;
+
+	return 0;
+}
+
+static int vpif_g_fmt_vid_out(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	/* Check the validity of the buffer type */
+	if (common->fmt.type != fmt->type)
+		return -EINVAL;
+
+	/* Fill in the information about format */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (vpif_get_std_info(ch)) {
+		vpif_err("Error getting the standard info\n");
+		return -EINVAL;
+	}
+
+	*fmt = common->fmt;
+	mutex_unlock(&common->lock);
+	return 0;
+}
+
+static int vpif_s_fmt_vid_out(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct v4l2_pix_format *pixfmt;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret = 0;
+
+	if ((VPIF_CHANNEL2_VIDEO == ch->channel_id)
+	    || (VPIF_CHANNEL3_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_dbg(1, debug, "Channel Busy\n");
+			return -EBUSY;
+		}
+
+		/* Check for the priority */
+		ret = v4l2_prio_check(&ch->prio, &fh->prio);
+		if (0 != ret)
+			return ret;
+		fh->initialized = 1;
+	}
+
+	if (common->started) {
+		vpif_dbg(1, debug, "Streaming in progress\n");
+		return -EBUSY;
+	}
+
+	pixfmt = &fmt->fmt.pix;
+	/* Check for valid field format */
+	ret = vpif_check_format(ch, pixfmt);
+	if (ret)
+		return ret;
+
+	/* store the pix format in the channel object */
+	common->fmt.fmt.pix = *pixfmt;
+	/* store the format in the channel object */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	common->fmt = *fmt;
+	mutex_unlock(&common->lock);
+
+	return 0;
+}
+
+static int vpif_try_fmt_vid_out(struct file *file, void *priv,
+				struct v4l2_format *fmt)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct v4l2_pix_format *pixfmt = &fmt->fmt.pix;
+	int ret = 0;
+
+	ret = vpif_check_format(ch, pixfmt);
+	if (ret) {
+		*pixfmt = common->fmt.fmt.pix;
+		pixfmt->sizeimage = pixfmt->width * pixfmt->height * 2;
+	}
+
+	return ret;
+}
+
+static int vpif_reqbufs(struct file *file, void *priv,
+			struct v4l2_requestbuffers *reqbuf)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common;
+	enum v4l2_field field;
+	u8 index = 0;
+	int ret = 0;
+
+	/* This file handle has not initialized the channel,
+	   It is not allowed to do settings */
+	if ((VPIF_CHANNEL2_VIDEO == ch->channel_id)
+	    || (VPIF_CHANNEL3_VIDEO == ch->channel_id)) {
+		if (!fh->initialized) {
+			vpif_err("Channel Busy\n");
+			return -EBUSY;
+		}
+	}
+
+	if (V4L2_BUF_TYPE_VIDEO_OUTPUT != reqbuf->type)
+		return -EINVAL;
+
+	index = VPIF_VIDEO_INDEX;
+
+	common = &ch->common[index];
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (common->fmt.type != reqbuf->type) {
+		ret = -EINVAL;
+		goto reqbuf_exit;
+	}
+
+	if (0 != common->io_usrs) {
+		ret = -EBUSY;
+		goto reqbuf_exit;
+	}
+
+	if (reqbuf->type == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+		if (common->fmt.fmt.pix.field == V4L2_FIELD_ANY)
+			field = V4L2_FIELD_INTERLACED;
+		else
+			field = common->fmt.fmt.pix.field;
+	} else {
+		field = V4L2_VBI_INTERLACED;
+	}
+
+	/* Initialize videobuf queue as per the buffer type */
+	videobuf_queue_dma_contig_init(&common->buffer_queue,
+					    &video_qops, NULL,
+					    &common->irqlock,
+					    reqbuf->type, field,
+					    sizeof(struct videobuf_buffer), fh);
+
+	/* Set io allowed member of file handle to TRUE */
+	fh->io_allowed[index] = 1;
+	/* Increment io usrs member of channel object to 1 */
+	common->io_usrs = 1;
+	/* Store type of memory requested in channel object */
+	common->memory = reqbuf->memory;
+	INIT_LIST_HEAD(&common->dma_queue);
+
+	/* Allocate buffers */
+	ret = videobuf_reqbufs(&common->buffer_queue, reqbuf);
+
+reqbuf_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+static int vpif_querybuf(struct file *file, void *priv,
+				struct v4l2_buffer *tbuf)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (common->fmt.type != tbuf->type)
+		return -EINVAL;
+
+	return videobuf_querybuf(&common->buffer_queue, tbuf);
+}
+
+static int vpif_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
+{
+
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct v4l2_buffer tbuf = *buf;
+	struct videobuf_buffer *buf1;
+	unsigned long addr = 0;
+	unsigned long flags;
+	int ret = 0;
+
+	if (common->fmt.type != tbuf.type)
+		return -EINVAL;
+
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_err("fh->io_allowed\n");
+		return -EACCES;
+	}
+
+	if (!(list_empty(&common->dma_queue)) ||
+	    (common->cur_frm != common->next_frm) ||
+	    !(common->started) ||
+	    (common->started && (0 == ch->field_id)))
+		return videobuf_qbuf(&common->buffer_queue, buf);
+
+	/* bufferqueue is empty store buffer address in VPIF registers */
+	mutex_lock(&common->buffer_queue.vb_lock);
+	buf1 = common->buffer_queue.bufs[tbuf.index];
+	if (buf1->memory != tbuf.memory) {
+		vpif_err("invalid buffer type\n");
+		goto qbuf_exit;
+	}
+
+	if ((buf1->state == VIDEOBUF_QUEUED) ||
+	    (buf1->state == VIDEOBUF_ACTIVE)) {
+		vpif_err("invalid state\n");
+		goto qbuf_exit;
+	}
+
+	switch (buf1->memory) {
+	case V4L2_MEMORY_MMAP:
+		if (buf1->baddr == 0)
+			goto qbuf_exit;
+		break;
+
+	case V4L2_MEMORY_USERPTR:
+		if (tbuf.length < buf1->bsize)
+			goto qbuf_exit;
+
+		if ((VIDEOBUF_NEEDS_INIT != buf1->state)
+			    && (buf1->baddr != tbuf.m.userptr))
+			vpif_buffer_release(&common->buffer_queue, buf1);
+			buf1->baddr = tbuf.m.userptr;
+		break;
+
+	default:
+		goto qbuf_exit;
+	}
+
+	local_irq_save(flags);
+	ret = vpif_buffer_prepare(&common->buffer_queue, buf1,
+					common->buffer_queue.field);
+	if (ret < 0) {
+		local_irq_restore(flags);
+		goto qbuf_exit;
+	}
+
+	buf1->state = VIDEOBUF_ACTIVE;
+	addr = buf1->boff;
+	common->next_frm = buf1;
+	if (tbuf.type != V4L2_BUF_TYPE_SLICED_VBI_OUTPUT) {
+		common->set_addr((addr + common->ytop_off),
+				 (addr + common->ybtm_off),
+				 (addr + common->ctop_off),
+				 (addr + common->cbtm_off));
+	}
+
+	local_irq_restore(flags);
+	list_add_tail(&buf1->stream, &common->buffer_queue.stream);
+	mutex_unlock(&common->buffer_queue.vb_lock);
+	return 0;
+
+qbuf_exit:
+	mutex_unlock(&common->buffer_queue.vb_lock);
+	return -EINVAL;
+}
+
+static int vpif_s_std(struct file *file, void *priv, v4l2_std_id *std_id)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret = 0;
+
+	if (!(*std_id & DM646X_V4L2_STD))
+		return -EINVAL;
+
+	if (common->started) {
+		vpif_err("streaming in progress\n");
+		return -EBUSY;
+	}
+
+	/* Call encoder subdevice function to set the standard */
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	ch->video.stdid = *std_id;
+	/* Get the information about the standard */
+	if (vpif_get_std_info(ch)) {
+		vpif_err("Error getting the standard info\n");
+		return -EINVAL;
+	}
+
+	if ((ch->vpifparams.std_info.width *
+		ch->vpifparams.std_info.height * 2) >
+		config_params.channel_bufsize[ch->channel_id]) {
+		vpif_err("invalid std for this size\n");
+		ret = -EINVAL;
+		goto s_std_exit;
+	}
+
+	common->fmt.fmt.pix.bytesperline = common->fmt.fmt.pix.width;
+	/* Configure the default format information */
+	vpif_config_format(ch);
+
+	ret = v4l2_device_call_until_err(&vpif_obj.v4l2_dev, 1, video,
+						s_std_output, *std_id);
+	if (ret < 0) {
+		vpif_err("Failed to set output standard\n");
+		goto s_std_exit;
+	}
+
+	ret = v4l2_device_call_until_err(&vpif_obj.v4l2_dev, 1, core,
+							s_std, *std_id);
+	if (ret < 0)
+		vpif_err("Failed to set standard for sub devices\n");
+
+s_std_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+static int vpif_g_std(struct file *file, void *priv, v4l2_std_id *std)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	*std = ch->video.stdid;
+	return 0;
+}
+
+static int vpif_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	return videobuf_dqbuf(&common->buffer_queue, p,
+					(file->f_flags & O_NONBLOCK));
+}
+
+static int vpif_streamon(struct file *file, void *priv,
+				enum v4l2_buf_type buftype)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	struct channel_obj *oth_ch = vpif_obj.dev[!ch->channel_id];
+	struct vpif_params *vpif = &ch->vpifparams;
+	struct vpif_display_config *vpif_config_data =
+					vpif_dev->platform_data;
+	unsigned long addr = 0;
+	int ret = 0;
+
+	if (buftype != V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+		vpif_err("buffer type not supported\n");
+		return -EINVAL;
+	}
+
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_err("fh->io_allowed\n");
+		return -EACCES;
+	}
+
+	/* If Streaming is already started, return error */
+	if (common->started) {
+		vpif_err("channel->started\n");
+		return -EBUSY;
+	}
+
+	if ((ch->channel_id == VPIF_CHANNEL2_VIDEO
+		&& oth_ch->common[VPIF_VIDEO_INDEX].started &&
+		ch->vpifparams.std_info.ycmux_mode == 0)
+		|| ((ch->channel_id == VPIF_CHANNEL3_VIDEO)
+		&& (2 == oth_ch->common[VPIF_VIDEO_INDEX].started))) {
+		vpif_err("other channel is using\n");
+		return -EBUSY;
+	}
+
+	ret = vpif_check_format(ch, &common->fmt.fmt.pix);
+	if (ret < 0)
+		return ret;
+
+	/* Call videobuf_streamon to start streaming  in videobuf */
+	ret = videobuf_streamon(&common->buffer_queue);
+	if (ret < 0) {
+		vpif_err("videobuf_streamon\n");
+		return ret;
+	}
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	/* If buffer queue is empty, return error */
+	if (list_empty(&common->dma_queue)) {
+		vpif_err("buffer queue is empty\n");
+		ret = -EIO;
+		goto streamon_exit;
+	}
+
+	/* Get the next frame from the buffer queue */
+	common->next_frm = common->cur_frm =
+			    list_entry(common->dma_queue.next,
+				       struct videobuf_buffer, queue);
+
+	list_del(&common->cur_frm->queue);
+	/* Mark state of the current frame to active */
+	common->cur_frm->state = VIDEOBUF_ACTIVE;
+
+	/* Initialize field_id and started member */
+	ch->field_id = 0;
+	common->started = 1;
+	if (buftype == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+		addr = common->cur_frm->boff;
+		/* Calculate the offset for Y and C data  in the buffer */
+		vpif_calculate_offsets(ch);
+
+		if ((ch->vpifparams.std_info.frm_fmt &&
+			((common->fmt.fmt.pix.field != V4L2_FIELD_NONE)
+			&& (common->fmt.fmt.pix.field != V4L2_FIELD_ANY)))
+			|| (!ch->vpifparams.std_info.frm_fmt
+			&& (common->fmt.fmt.pix.field == V4L2_FIELD_NONE))) {
+			vpif_err("conflict in field format and std format\n");
+			ret = -EINVAL;
+			goto streamon_exit;
+		}
+
+		/* clock settings */
+		ret =
+		 vpif_config_data->set_clock(ch->vpifparams.std_info.ycmux_mode,
+						ch->vpifparams.std_info.hd_sd);
+		if (ret < 0) {
+			vpif_err("can't set clock\n");
+			goto streamon_exit;
+		}
+
+		/* set the parameters and addresses */
+		ret = vpif_set_video_params(vpif, ch->channel_id + 2);
+		if (ret < 0)
+			goto streamon_exit;
+
+		common->started = ret;
+		vpif_config_addr(ch, ret);
+		common->set_addr((addr + common->ytop_off),
+				 (addr + common->ybtm_off),
+				 (addr + common->ctop_off),
+				 (addr + common->cbtm_off));
+
+		/* Set interrupt for both the fields in VPIF
+		   Register enable channel in VPIF register */
+		if (VPIF_CHANNEL2_VIDEO == ch->channel_id) {
+			channel2_intr_assert();
+			channel2_intr_enable(1);
+			enable_channel2(1);
+		}
+
+		if ((VPIF_CHANNEL3_VIDEO == ch->channel_id)
+			|| (common->started == 2)) {
+			channel3_intr_assert();
+			channel3_intr_enable(1);
+			enable_channel3(1);
+		}
+		channel_first_int[VPIF_VIDEO_INDEX][ch->channel_id] = 1;
+	}
+
+streamon_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+static int vpif_streamoff(struct file *file, void *priv,
+				enum v4l2_buf_type buftype)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+
+	if (buftype != V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+		vpif_err("buffer type not supported\n");
+		return -EINVAL;
+	}
+
+	if (!fh->io_allowed[VPIF_VIDEO_INDEX]) {
+		vpif_err("fh->io_allowed\n");
+		return -EACCES;
+	}
+
+	if (!common->started) {
+		vpif_err("channel->started\n");
+		return -EINVAL;
+	}
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (buftype == V4L2_BUF_TYPE_VIDEO_OUTPUT) {
+		/* disable channel */
+		if (VPIF_CHANNEL2_VIDEO == ch->channel_id) {
+			enable_channel2(0);
+			channel2_intr_enable(0);
+		}
+		if ((VPIF_CHANNEL3_VIDEO == ch->channel_id) ||
+					(2 == common->started)) {
+			enable_channel3(0);
+			channel3_intr_enable(0);
+		}
+	}
+
+	common->started = 0;
+	mutex_unlock(&common->lock);
+
+	return videobuf_streamoff(&common->buffer_queue);
+}
+
+static int vpif_cropcap(struct file *file, void *priv,
+			struct v4l2_cropcap *crop)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	if (V4L2_BUF_TYPE_VIDEO_OUTPUT != crop->type)
+		return -EINVAL;
+
+	crop->bounds.left = crop->bounds.top = 0;
+	crop->defrect.left = crop->defrect.top = 0;
+	crop->defrect.height = crop->bounds.height = common->height;
+	crop->defrect.width = crop->bounds.width = common->width;
+
+	return 0;
+}
+
+static int vpif_enum_output(struct file *file, void *fh,
+				struct v4l2_output *output)
+{
+
+	struct vpif_display_config *config = vpif_dev->platform_data;
+
+	if (output->index >= config->output_count) {
+		vpif_dbg(1, debug, "Invalid output index\n");
+		return -EINVAL;
+	}
+
+	strcpy(output->name, config->output[output->index]);
+	output->type = V4L2_OUTPUT_TYPE_ANALOG;
+	output->std = DM646X_V4L2_STD;
+
+	return 0;
+}
+
+static int vpif_s_output(struct file *file, void *priv, unsigned int i)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct video_obj *vid_ch = &ch->video;
+	struct common_obj *common = &ch->common[VPIF_VIDEO_INDEX];
+	int ret = 0;
+
+	if (mutex_lock_interruptible(&common->lock))
+		return -ERESTARTSYS;
+
+	if (common->started) {
+		vpif_err("Streaming in progress\n");
+		ret = -EBUSY;
+		goto s_output_exit;
+	}
+
+	ret = v4l2_device_call_until_err(&vpif_obj.v4l2_dev, 1, video,
+							s_routing, 0, i, 0);
+
+	if (ret < 0)
+		vpif_err("Failed to set output standard\n");
+
+	vid_ch->output_id = i;
+
+s_output_exit:
+	mutex_unlock(&common->lock);
+	return ret;
+}
+
+static int vpif_g_output(struct file *file, void *priv, unsigned int *i)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+	struct video_obj *vid_ch = &ch->video;
+
+	*i = vid_ch->output_id;
+
+	return 0;
+}
+
+static int vpif_g_priority(struct file *file, void *priv, enum v4l2_priority *p)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	*p = v4l2_prio_max(&ch->prio);
+
+	return 0;
+}
+
+static int vpif_s_priority(struct file *file, void *priv, enum v4l2_priority p)
+{
+	struct vpif_fh *fh = priv;
+	struct channel_obj *ch = fh->channel;
+
+	return v4l2_prio_change(&ch->prio, &fh->prio, p);
+}
+
+/* vpif display ioctl operations */
+static const struct v4l2_ioctl_ops vpif_ioctl_ops = {
+	.vidioc_querycap        	= vpif_querycap,
+	.vidioc_g_priority		= vpif_g_priority,
+	.vidioc_s_priority		= vpif_s_priority,
+	.vidioc_enum_fmt_vid_out	= vpif_enum_fmt_vid_out,
+	.vidioc_g_fmt_vid_out  		= vpif_g_fmt_vid_out,
+	.vidioc_s_fmt_vid_out   	= vpif_s_fmt_vid_out,
+	.vidioc_try_fmt_vid_out 	= vpif_try_fmt_vid_out,
+	.vidioc_reqbufs         	= vpif_reqbufs,
+	.vidioc_querybuf        	= vpif_querybuf,
+	.vidioc_qbuf            	= vpif_qbuf,
+	.vidioc_dqbuf           	= vpif_dqbuf,
+	.vidioc_streamon        	= vpif_streamon,
+	.vidioc_streamoff       	= vpif_streamoff,
+	.vidioc_s_std           	= vpif_s_std,
+	.vidioc_g_std			= vpif_g_std,
+	.vidioc_enum_output		= vpif_enum_output,
+	.vidioc_s_output		= vpif_s_output,
+	.vidioc_g_output		= vpif_g_output,
+	.vidioc_cropcap         	= vpif_cropcap,
+};
+
+static const struct v4l2_file_operations vpif_fops = {
+	.owner		= THIS_MODULE,
+	.open		= vpif_open,
+	.release	= vpif_release,
+	.ioctl		= video_ioctl2,
+	.mmap		= vpif_mmap,
+	.poll		= vpif_poll
+};
+
+static struct video_device vpif_video_template = {
+	.name		= "vpif",
+	.fops		= &vpif_fops,
+	.minor		= -1,
+	.ioctl_ops	= &vpif_ioctl_ops,
+	.tvnorms	= DM646X_V4L2_STD,
+	.current_norm	= V4L2_STD_625_50,
+
+};
+
+/*Configure the channels, buffer sizei, request irq */
+static int initialize_vpif(void)
+{
+	int free_channel_objects_index;
+	int free_buffer_channel_index;
+	int free_buffer_index;
+	int err = 0, i, j;
+
+	/* Default number of buffers should be 3 */
+	if ((ch2_numbuffers > 0) &&
+	    (ch2_numbuffers < config_params.min_numbuffers))
+		ch2_numbuffers = config_params.min_numbuffers;
+	if ((ch3_numbuffers > 0) &&
+	    (ch3_numbuffers < config_params.min_numbuffers))
+		ch3_numbuffers = config_params.min_numbuffers;
+
+	/* Set buffer size to min buffers size if invalid buffer size is
+	 * given */
+	if (ch2_bufsize < config_params.min_bufsize[VPIF_CHANNEL2_VIDEO])
+		ch2_bufsize =
+		    config_params.min_bufsize[VPIF_CHANNEL2_VIDEO];
+	if (ch3_bufsize < config_params.min_bufsize[VPIF_CHANNEL3_VIDEO])
+		ch3_bufsize =
+		    config_params.min_bufsize[VPIF_CHANNEL3_VIDEO];
+
+	config_params.numbuffers[VPIF_CHANNEL2_VIDEO] = ch2_numbuffers;
+
+	if (ch2_numbuffers) {
+		config_params.channel_bufsize[VPIF_CHANNEL2_VIDEO] =
+							ch2_bufsize;
+	}
+	config_params.numbuffers[VPIF_CHANNEL3_VIDEO] = ch3_numbuffers;
+
+	if (ch3_numbuffers) {
+		config_params.channel_bufsize[VPIF_CHANNEL3_VIDEO] =
+							ch3_bufsize;
+	}
+
+	/* Allocate memory for six channel objects */
+	for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) {
+		vpif_obj.dev[i] =
+		    kmalloc(sizeof(struct channel_obj), GFP_KERNEL);
+		/* If memory allocation fails, return error */
+		if (!vpif_obj.dev[i]) {
+			free_channel_objects_index = i;
+			err = -ENOMEM;
+			goto vpif_init_free_channel_objects;
+		}
+	}
+
+	free_channel_objects_index = VPIF_DISPLAY_MAX_DEVICES;
+	free_buffer_channel_index = VPIF_DISPLAY_NUM_CHANNELS;
+	free_buffer_index = config_params.numbuffers[i - 1];
+
+	return 0;
+
+vpif_init_free_channel_objects:
+	for (j = 0; j < free_channel_objects_index; j++)
+		kfree(vpif_obj.dev[j]);
+	return err;
+}
+
+/*
+ * vpif_probe: This function creates device entries by register itself to the
+ * V4L2 driver and initializes fields of each channel objects
+ */
+static __init int vpif_probe(struct platform_device *pdev)
+{
+	struct vpif_subdev_info *subdevdata;
+	struct vpif_display_config *config;
+	int i, j = 0, k, q, m, err = 0;
+	struct i2c_adapter *i2c_adap;
+	struct common_obj *common;
+	struct channel_obj *ch;
+	struct video_device *vfd;
+	struct resource *res;
+	int subdev_count;
+
+	vpif_dev = &pdev->dev;
+
+	err = initialize_vpif();
+
+	if (err) {
+		v4l2_err(vpif_dev->driver, "Error initializing vpif\n");
+		return err;
+	}
+
+	err = v4l2_device_register(vpif_dev, &vpif_obj.v4l2_dev);
+	if (err) {
+		v4l2_err(vpif_dev->driver, "Error registering v4l2 device\n");
+		return err;
+	}
+
+	k = 0;
+	while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, k))) {
+		for (i = res->start; i <= res->end; i++) {
+			if (request_irq(i, vpif_channel_isr, IRQF_DISABLED,
+					"DM646x_Display",
+				(void *)(&vpif_obj.dev[k]->channel_id))) {
+				err = -EBUSY;
+				goto vpif_int_err;
+			}
+		}
+		k++;
+	}
+
+	for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) {
+
+		/* Get the pointer to the channel object */
+		ch = vpif_obj.dev[i];
+
+		/* Allocate memory for video device */
+		vfd = video_device_alloc();
+		if (vfd == NULL) {
+			for (j = 0; j < i; j++) {
+				ch = vpif_obj.dev[j];
+				video_device_release(ch->video_dev);
+			}
+			err = -ENOMEM;
+			goto vpif_int_err;
+		}
+
+		/* Initialize field of video device */
+		*vfd = vpif_video_template;
+		vfd->v4l2_dev = &vpif_obj.v4l2_dev;
+		vfd->release = video_device_release;
+		snprintf(vfd->name, sizeof(vfd->name),
+			 "DM646x_VPIFDisplay_DRIVER_V%d.%d.%d",
+			 (VPIF_DISPLAY_VERSION_CODE >> 16) & 0xff,
+			 (VPIF_DISPLAY_VERSION_CODE >> 8) & 0xff,
+			 (VPIF_DISPLAY_VERSION_CODE) & 0xff);
+
+		/* Set video_dev to the video device */
+		ch->video_dev = vfd;
+	}
+
+	for (j = 0; j < VPIF_DISPLAY_MAX_DEVICES; j++) {
+		ch = vpif_obj.dev[j];
+		/* Initialize field of the channel objects */
+		atomic_set(&ch->usrs, 0);
+		for (k = 0; k < VPIF_NUMOBJECTS; k++) {
+			ch->common[k].numbuffers = 0;
+			common = &ch->common[k];
+			common->io_usrs = 0;
+			common->started = 0;
+			spin_lock_init(&common->irqlock);
+			mutex_init(&common->lock);
+			common->numbuffers = 0;
+			common->set_addr = NULL;
+			common->ytop_off = common->ybtm_off = 0;
+			common->ctop_off = common->cbtm_off = 0;
+			common->cur_frm = common->next_frm = NULL;
+			memset(&common->fmt, 0, sizeof(common->fmt));
+			common->numbuffers = config_params.numbuffers[k];
+
+		}
+		ch->initialized = 0;
+		ch->channel_id = j;
+		if (j < 2)
+			ch->common[VPIF_VIDEO_INDEX].numbuffers =
+			    config_params.numbuffers[ch->channel_id];
+		else
+			ch->common[VPIF_VIDEO_INDEX].numbuffers = 0;
+
+		memset(&ch->vpifparams, 0, sizeof(ch->vpifparams));
+
+		/* Initialize prio member of channel object */
+		v4l2_prio_init(&ch->prio);
+		ch->common[VPIF_VIDEO_INDEX].fmt.type =
+						V4L2_BUF_TYPE_VIDEO_OUTPUT;
+
+		/* register video device */
+		vpif_dbg(1, debug, "channel=%x,channel->video_dev=%x\n",
+				(int)ch, (int)&ch->video_dev);
+
+		err = video_register_device(ch->video_dev,
+					  VFL_TYPE_GRABBER, (j ? 3 : 2));
+		if (err < 0)
+			goto probe_out;
+
+		video_set_drvdata(ch->video_dev, ch);
+	}
+
+	i2c_adap = i2c_get_adapter(1);
+	config = pdev->dev.platform_data;
+	subdev_count = config->subdev_count;
+	subdevdata = config->subdevinfo;
+	vpif_obj.sd = kmalloc(sizeof(struct v4l2_subdev *) * subdev_count,
+								GFP_KERNEL);
+	if (vpif_obj.sd == NULL) {
+		vpif_err("unable to allocate memory for subdevice pointers\n");
+		err = -ENOMEM;
+		goto probe_out;
+	}
+
+	for (i = 0; i < subdev_count; i++) {
+		vpif_obj.sd[i] = v4l2_i2c_new_subdev_board(&vpif_obj.v4l2_dev,
+						i2c_adap, subdevdata[i].name,
+						&subdevdata[i].board_info,
+						NULL);
+		if (!vpif_obj.sd[i]) {
+			vpif_err("Error registering v4l2 subdevice\n");
+			goto probe_subdev_out;
+		}
+
+		if (vpif_obj.sd[i])
+			vpif_obj.sd[i]->grp_id = 1 << i;
+	}
+
+	return 0;
+
+probe_subdev_out:
+	kfree(vpif_obj.sd);
+probe_out:
+	for (k = 0; k < j; k++) {
+		ch = vpif_obj.dev[k];
+		video_unregister_device(ch->video_dev);
+		video_device_release(ch->video_dev);
+		ch->video_dev = NULL;
+	}
+vpif_int_err:
+	v4l2_device_unregister(&vpif_obj.v4l2_dev);
+	vpif_err("VPIF IRQ request failed\n");
+	for (q = k; k >= 0; k--) {
+		for (m = i; m >= res->start; m--)
+			free_irq(m, (void *)(&vpif_obj.dev[k]->channel_id));
+		res = platform_get_resource(pdev, IORESOURCE_IRQ, k-1);
+		m = res->end;
+	}
+
+	return err;
+}
+
+/*
+ * vpif_remove: It un-register channels from V4L2 driver
+ */
+static int vpif_remove(struct platform_device *device)
+{
+	struct channel_obj *ch;
+	int i;
+
+	v4l2_device_unregister(&vpif_obj.v4l2_dev);
+
+	/* un-register device */
+	for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++) {
+		/* Get the pointer to the channel object */
+		ch = vpif_obj.dev[i];
+		/* Unregister video device */
+		video_unregister_device(ch->video_dev);
+
+		ch->video_dev = NULL;
+	}
+
+	return 0;
+}
+
+static struct platform_driver vpif_driver = {
+	.driver	= {
+			.name	= "vpif_display",
+			.owner	= THIS_MODULE,
+	},
+	.probe	= vpif_probe,
+	.remove	= vpif_remove,
+};
+
+static __init int vpif_init(void)
+{
+	return platform_driver_register(&vpif_driver);
+}
+
+/*
+ * vpif_cleanup: This function un-registers device and driver to the kernel,
+ * frees requested irq handler and de-allocates memory allocated for channel
+ * objects.
+ */
+static void vpif_cleanup(void)
+{
+	struct platform_device *pdev;
+	struct resource *res;
+	int irq_num;
+	int i = 0;
+
+	pdev = container_of(vpif_dev, struct platform_device, dev);
+
+	while ((res = platform_get_resource(pdev, IORESOURCE_IRQ, i))) {
+		for (irq_num = res->start; irq_num <= res->end; irq_num++)
+			free_irq(irq_num,
+				 (void *)(&vpif_obj.dev[i]->channel_id));
+		i++;
+	}
+
+	platform_driver_unregister(&vpif_driver);
+	kfree(vpif_obj.sd);
+	for (i = 0; i < VPIF_DISPLAY_MAX_DEVICES; i++)
+		kfree(vpif_obj.dev[i]);
+}
+
+module_init(vpif_init);
+module_exit(vpif_cleanup);
diff --git a/drivers/media/video/davinci/vpif_display.h b/drivers/media/video/davinci/vpif_display.h
new file mode 100644
index 000000000000..a2a7cd166bbf
--- /dev/null
+++ b/drivers/media/video/davinci/vpif_display.h
@@ -0,0 +1,175 @@
+/*
+ * DM646x display header file
+ *
+ * Copyright (C) 2009 Texas Instruments Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed .as is. WITHOUT ANY WARRANTY of any
+ * kind, whether express or implied; without even the implied warranty
+ * of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef DAVINCIHD_DISPLAY_H
+#define DAVINCIHD_DISPLAY_H
+
+/* Header files */
+#include <linux/videodev2.h>
+#include <linux/version.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
+#include <media/videobuf-core.h>
+#include <media/videobuf-dma-contig.h>
+
+#include "vpif.h"
+
+/* Macros */
+#define VPIF_MAJOR_RELEASE	(0)
+#define VPIF_MINOR_RELEASE	(0)
+#define VPIF_BUILD		(1)
+
+#define VPIF_DISPLAY_VERSION_CODE \
+	((VPIF_MAJOR_RELEASE << 16) | (VPIF_MINOR_RELEASE << 8) | VPIF_BUILD)
+
+#define VPIF_VALID_FIELD(field) \
+	(((V4L2_FIELD_ANY == field) || (V4L2_FIELD_NONE == field)) || \
+	(((V4L2_FIELD_INTERLACED == field) || (V4L2_FIELD_SEQ_TB == field)) || \
+	(V4L2_FIELD_SEQ_BT == field)))
+
+#define VPIF_DISPLAY_MAX_DEVICES	(2)
+#define VPIF_SLICED_BUF_SIZE		(256)
+#define VPIF_SLICED_MAX_SERVICES	(3)
+#define VPIF_VIDEO_INDEX		(0)
+#define VPIF_VBI_INDEX			(1)
+#define VPIF_HBI_INDEX			(2)
+
+/* Setting it to 1 as HBI/VBI support yet to be added , else 3*/
+#define VPIF_NUMOBJECTS	(1)
+
+/* Macros */
+#define ISALIGNED(a)    (0 == ((a) & 7))
+
+/* enumerated data types */
+/* Enumerated data type to give id to each device per channel */
+enum vpif_channel_id {
+	VPIF_CHANNEL2_VIDEO = 0,	/* Channel2 Video */
+	VPIF_CHANNEL3_VIDEO,		/* Channel3 Video */
+};
+
+/* structures */
+
+struct video_obj {
+	enum v4l2_field buf_field;
+	u32 latest_only;		/* indicate whether to return
+					 * most recent displayed frame only */
+	v4l2_std_id stdid;		/* Currently selected or default
+					 * standard */
+	u32 output_id;			/* Current output id */
+};
+
+struct vbi_obj {
+	int num_services;
+	struct vpif_vbi_params vbiparams;	/* vpif parameters for the raw
+						 * vbi data */
+};
+
+struct common_obj {
+	/* Buffer specific parameters */
+	u8 *fbuffers[VIDEO_MAX_FRAME];		/* List of buffer pointers for
+						 * storing frames */
+	u32 numbuffers;				/* number of buffers */
+	struct videobuf_buffer *cur_frm;	/* Pointer pointing to current
+						 * videobuf_buffer */
+	struct videobuf_buffer *next_frm;	/* Pointer pointing to next
+						 * videobuf_buffer */
+	enum v4l2_memory memory;		/* This field keeps track of
+						 * type of buffer exchange
+						 * method user has selected */
+	struct v4l2_format fmt;			/* Used to store the format */
+	struct videobuf_queue buffer_queue;	/* Buffer queue used in
+						 * video-buf */
+	struct list_head dma_queue;		/* Queue of filled frames */
+	spinlock_t irqlock;			/* Used in video-buf */
+
+	/* channel specific parameters */
+	struct mutex lock;			/* lock used to access this
+						 * structure */
+	u32 io_usrs;				/* number of users performing
+						 * IO */
+	u8 started;				/* Indicates whether streaming
+						 * started */
+	u32 ytop_off;				/* offset of Y top from the
+						 * starting of the buffer */
+	u32 ybtm_off;				/* offset of Y bottom from the
+						 * starting of the buffer */
+	u32 ctop_off;				/* offset of C top from the
+						 * starting of the buffer */
+	u32 cbtm_off;				/* offset of C bottom from the
+						 * starting of the buffer */
+	/* Function pointer to set the addresses */
+	void (*set_addr) (unsigned long, unsigned long,
+				unsigned long, unsigned long);
+	u32 height;
+	u32 width;
+};
+
+struct channel_obj {
+	/* V4l2 specific parameters */
+	struct video_device *video_dev;	/* Identifies video device for
+					 * this channel */
+	struct v4l2_prio_state prio;	/* Used to keep track of state of
+					 * the priority */
+	atomic_t usrs;			/* number of open instances of
+					 * the channel */
+	u32 field_id;			/* Indicates id of the field
+					 * which is being displayed */
+	u8 initialized;			/* flag to indicate whether
+					 * encoder is initialized */
+
+	enum vpif_channel_id channel_id;/* Identifies channel */
+	struct vpif_params vpifparams;
+	struct common_obj common[VPIF_NUMOBJECTS];
+	struct video_obj video;
+	struct vbi_obj vbi;
+};
+
+/* File handle structure */
+struct vpif_fh {
+	struct channel_obj *channel;	/* pointer to channel object for
+					 * opened device */
+	u8 io_allowed[VPIF_NUMOBJECTS];	/* Indicates whether this file handle
+					 * is doing IO */
+	enum v4l2_priority prio;	/* Used to keep track priority of
+					 * this instance */
+	u8 initialized;			/* Used to keep track of whether this
+					 * file handle has initialized
+					 * channel or not */
+};
+
+/* vpif device structure */
+struct vpif_device {
+	struct v4l2_device v4l2_dev;
+	struct channel_obj *dev[VPIF_DISPLAY_NUM_CHANNELS];
+	struct v4l2_subdev **sd;
+
+};
+
+struct vpif_config_params {
+	u32 min_bufsize[VPIF_DISPLAY_NUM_CHANNELS];
+	u32 channel_bufsize[VPIF_DISPLAY_NUM_CHANNELS];
+	u8 numbuffers[VPIF_DISPLAY_NUM_CHANNELS];
+	u8 min_numbuffers;
+};
+
+/* Struct which keeps track of the line numbers for the sliced vbi service */
+struct vpif_service_line {
+	u16 service_id;
+	u16 service_line[2];
+	u16 enc_service_id;
+	u8 bytestowrite;
+};
+
+#endif				/* DAVINCIHD_DISPLAY_H */
diff --git a/drivers/media/video/davinci/vpss.c b/drivers/media/video/davinci/vpss.c
new file mode 100644
index 000000000000..6d709ca8cfb0
--- /dev/null
+++ b/drivers/media/video/davinci/vpss.c
@@ -0,0 +1,301 @@
+/*
+ * Copyright (C) 2009 Texas Instruments.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ * common vpss driver for all video drivers.
+ */
+#include <linux/kernel.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/spinlock.h>
+#include <linux/compiler.h>
+#include <linux/io.h>
+#include <mach/hardware.h>
+#include <media/davinci/vpss.h>
+
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("VPSS Driver");
+MODULE_AUTHOR("Texas Instruments");
+
+/* DM644x defines */
+#define DM644X_SBL_PCR_VPSS		(4)
+
+/* vpss BL register offsets */
+#define DM355_VPSSBL_CCDCMUX		0x1c
+/* vpss CLK register offsets */
+#define DM355_VPSSCLK_CLKCTRL		0x04
+/* masks and shifts */
+#define VPSS_HSSISEL_SHIFT		4
+
+/*
+ * vpss operations. Depends on platform. Not all functions are available
+ * on all platforms. The api, first check if a functio is available before
+ * invoking it. In the probe, the function ptrs are intialized based on
+ * vpss name. vpss name can be "dm355_vpss", "dm644x_vpss" etc.
+ */
+struct vpss_hw_ops {
+	/* enable clock */
+	int (*enable_clock)(enum vpss_clock_sel clock_sel, int en);
+	/* select input to ccdc */
+	void (*select_ccdc_source)(enum vpss_ccdc_source_sel src_sel);
+	/* clear wbl overlflow bit */
+	int (*clear_wbl_overflow)(enum vpss_wbl_sel wbl_sel);
+};
+
+/* vpss configuration */
+struct vpss_oper_config {
+	__iomem void *vpss_bl_regs_base;
+	__iomem void *vpss_regs_base;
+	struct resource		*r1;
+	resource_size_t		len1;
+	struct resource		*r2;
+	resource_size_t		len2;
+	char vpss_name[32];
+	spinlock_t vpss_lock;
+	struct vpss_hw_ops hw_ops;
+};
+
+static struct vpss_oper_config oper_cfg;
+
+/* register access routines */
+static inline u32 bl_regr(u32 offset)
+{
+	return __raw_readl(oper_cfg.vpss_bl_regs_base + offset);
+}
+
+static inline void bl_regw(u32 val, u32 offset)
+{
+	__raw_writel(val, oper_cfg.vpss_bl_regs_base + offset);
+}
+
+static inline u32 vpss_regr(u32 offset)
+{
+	return __raw_readl(oper_cfg.vpss_regs_base + offset);
+}
+
+static inline void vpss_regw(u32 val, u32 offset)
+{
+	__raw_writel(val, oper_cfg.vpss_regs_base + offset);
+}
+
+static void dm355_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
+{
+	bl_regw(src_sel << VPSS_HSSISEL_SHIFT, DM355_VPSSBL_CCDCMUX);
+}
+
+int vpss_select_ccdc_source(enum vpss_ccdc_source_sel src_sel)
+{
+	if (!oper_cfg.hw_ops.select_ccdc_source)
+		return -1;
+
+	dm355_select_ccdc_source(src_sel);
+	return 0;
+}
+EXPORT_SYMBOL(vpss_select_ccdc_source);
+
+static int dm644x_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel)
+{
+	u32 mask = 1, val;
+
+	if (wbl_sel < VPSS_PCR_AEW_WBL_0 ||
+	    wbl_sel > VPSS_PCR_CCDC_WBL_O)
+		return -1;
+
+	/* writing a 0 clear the overflow */
+	mask = ~(mask << wbl_sel);
+	val = bl_regr(DM644X_SBL_PCR_VPSS) & mask;
+	bl_regw(val, DM644X_SBL_PCR_VPSS);
+	return 0;
+}
+
+int vpss_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel)
+{
+	if (!oper_cfg.hw_ops.clear_wbl_overflow)
+		return -1;
+
+	return oper_cfg.hw_ops.clear_wbl_overflow(wbl_sel);
+}
+EXPORT_SYMBOL(vpss_clear_wbl_overflow);
+
+/*
+ *  dm355_enable_clock - Enable VPSS Clock
+ *  @clock_sel: CLock to be enabled/disabled
+ *  @en: enable/disable flag
+ *
+ *  This is called to enable or disable a vpss clock
+ */
+static int dm355_enable_clock(enum vpss_clock_sel clock_sel, int en)
+{
+	unsigned long flags;
+	u32 utemp, mask = 0x1, shift = 0;
+
+	switch (clock_sel) {
+	case VPSS_VPBE_CLOCK:
+		/* nothing since lsb */
+		break;
+	case VPSS_VENC_CLOCK_SEL:
+		shift = 2;
+		break;
+	case VPSS_CFALD_CLOCK:
+		shift = 3;
+		break;
+	case VPSS_H3A_CLOCK:
+		shift = 4;
+		break;
+	case VPSS_IPIPE_CLOCK:
+		shift = 5;
+		break;
+	case VPSS_CCDC_CLOCK:
+		shift = 6;
+		break;
+	default:
+		printk(KERN_ERR "dm355_enable_clock:"
+				" Invalid selector: %d\n", clock_sel);
+		return -1;
+	}
+
+	spin_lock_irqsave(&oper_cfg.vpss_lock, flags);
+	utemp = vpss_regr(DM355_VPSSCLK_CLKCTRL);
+	if (!en)
+		utemp &= ~(mask << shift);
+	else
+		utemp |= (mask << shift);
+
+	vpss_regw(utemp, DM355_VPSSCLK_CLKCTRL);
+	spin_unlock_irqrestore(&oper_cfg.vpss_lock, flags);
+	return 0;
+}
+
+int vpss_enable_clock(enum vpss_clock_sel clock_sel, int en)
+{
+	if (!oper_cfg.hw_ops.enable_clock)
+		return -1;
+
+	return oper_cfg.hw_ops.enable_clock(clock_sel, en);
+}
+EXPORT_SYMBOL(vpss_enable_clock);
+
+static int __init vpss_probe(struct platform_device *pdev)
+{
+	int status, dm355 = 0;
+
+	if (!pdev->dev.platform_data) {
+		dev_err(&pdev->dev, "no platform data\n");
+		return -ENOENT;
+	}
+	strcpy(oper_cfg.vpss_name, pdev->dev.platform_data);
+
+	if (!strcmp(oper_cfg.vpss_name, "dm355_vpss"))
+		dm355 = 1;
+	else if (strcmp(oper_cfg.vpss_name, "dm644x_vpss")) {
+		dev_err(&pdev->dev, "vpss driver not supported on"
+			" this platform\n");
+		return -ENODEV;
+	}
+
+	dev_info(&pdev->dev, "%s vpss probed\n", oper_cfg.vpss_name);
+	oper_cfg.r1 = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!oper_cfg.r1)
+		return -ENOENT;
+
+	oper_cfg.len1 = oper_cfg.r1->end - oper_cfg.r1->start + 1;
+
+	oper_cfg.r1 = request_mem_region(oper_cfg.r1->start, oper_cfg.len1,
+					 oper_cfg.r1->name);
+	if (!oper_cfg.r1)
+		return -EBUSY;
+
+	oper_cfg.vpss_bl_regs_base = ioremap(oper_cfg.r1->start, oper_cfg.len1);
+	if (!oper_cfg.vpss_bl_regs_base) {
+		status = -EBUSY;
+		goto fail1;
+	}
+
+	if (dm355) {
+		oper_cfg.r2 = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+		if (!oper_cfg.r2) {
+			status = -ENOENT;
+			goto fail2;
+		}
+		oper_cfg.len2 = oper_cfg.r2->end - oper_cfg.r2->start + 1;
+		oper_cfg.r2 = request_mem_region(oper_cfg.r2->start,
+						 oper_cfg.len2,
+						 oper_cfg.r2->name);
+		if (!oper_cfg.r2) {
+			status = -EBUSY;
+			goto fail2;
+		}
+
+		oper_cfg.vpss_regs_base = ioremap(oper_cfg.r2->start,
+						  oper_cfg.len2);
+		if (!oper_cfg.vpss_regs_base) {
+			status = -EBUSY;
+			goto fail3;
+		}
+	}
+
+	if (dm355) {
+		oper_cfg.hw_ops.enable_clock = dm355_enable_clock;
+		oper_cfg.hw_ops.select_ccdc_source = dm355_select_ccdc_source;
+	} else
+		oper_cfg.hw_ops.clear_wbl_overflow = dm644x_clear_wbl_overflow;
+
+	spin_lock_init(&oper_cfg.vpss_lock);
+	dev_info(&pdev->dev, "%s vpss probe success\n", oper_cfg.vpss_name);
+	return 0;
+
+fail3:
+	release_mem_region(oper_cfg.r2->start, oper_cfg.len2);
+fail2:
+	iounmap(oper_cfg.vpss_bl_regs_base);
+fail1:
+	release_mem_region(oper_cfg.r1->start, oper_cfg.len1);
+	return status;
+}
+
+static int vpss_remove(struct platform_device *pdev)
+{
+	iounmap(oper_cfg.vpss_bl_regs_base);
+	release_mem_region(oper_cfg.r1->start, oper_cfg.len1);
+	if (!strcmp(oper_cfg.vpss_name, "dm355_vpss")) {
+		iounmap(oper_cfg.vpss_regs_base);
+		release_mem_region(oper_cfg.r2->start, oper_cfg.len2);
+	}
+	return 0;
+}
+
+static struct platform_driver vpss_driver = {
+	.driver = {
+		.name	= "vpss",
+		.owner = THIS_MODULE,
+	},
+	.remove = __devexit_p(vpss_remove),
+	.probe = vpss_probe,
+};
+
+static void vpss_exit(void)
+{
+	platform_driver_unregister(&vpss_driver);
+}
+
+static int __init vpss_init(void)
+{
+	return platform_driver_register(&vpss_driver);
+}
+subsys_initcall(vpss_init);
+module_exit(vpss_exit);
diff --git a/drivers/media/video/em28xx/Kconfig b/drivers/media/video/em28xx/Kconfig
index 6524b493e033..c7be0e097828 100644
--- a/drivers/media/video/em28xx/Kconfig
+++ b/drivers/media/video/em28xx/Kconfig
@@ -36,6 +36,7 @@ config VIDEO_EM28XX_DVB
 	depends on VIDEO_EM28XX && DVB_CORE
 	select DVB_LGDT330X if !DVB_FE_CUSTOMISE
 	select DVB_ZL10353 if !DVB_FE_CUSTOMISE
+	select DVB_TDA10023 if !DVB_FE_CUSTOMISE
 	select VIDEOBUF_DVB
 	---help---
 	  This adds support for DVB cards based on the
diff --git a/drivers/media/video/em28xx/Makefile b/drivers/media/video/em28xx/Makefile
index 8137a8c94bfc..d0f093d1d0df 100644
--- a/drivers/media/video/em28xx/Makefile
+++ b/drivers/media/video/em28xx/Makefile
@@ -1,5 +1,5 @@
 em28xx-objs     := em28xx-video.o em28xx-i2c.o em28xx-cards.o em28xx-core.o \
-		   em28xx-input.o
+		   em28xx-input.o em28xx-vbi.o
 
 em28xx-alsa-objs := em28xx-audio.o
 
diff --git a/drivers/media/video/em28xx/em28xx-audio.c b/drivers/media/video/em28xx/em28xx-audio.c
index 7bd8a70f0a0b..ac947aecb9c3 100644
--- a/drivers/media/video/em28xx/em28xx-audio.c
+++ b/drivers/media/video/em28xx/em28xx-audio.c
@@ -383,6 +383,11 @@ static int snd_em28xx_hw_capture_free(struct snd_pcm_substream *substream)
 
 static int snd_em28xx_prepare(struct snd_pcm_substream *substream)
 {
+	struct em28xx *dev = snd_pcm_substream_chip(substream);
+
+	dev->adev.hwptr_done_capture = 0;
+	dev->adev.capture_transfer_done = 0;
+
 	return 0;
 }
 
diff --git a/drivers/media/video/em28xx/em28xx-cards.c b/drivers/media/video/em28xx/em28xx-cards.c
index 7e3c78239fa9..c0fd5c6feeac 100644
--- a/drivers/media/video/em28xx/em28xx-cards.c
+++ b/drivers/media/video/em28xx/em28xx-cards.c
@@ -170,6 +170,19 @@ static struct em28xx_reg_seq pinnacle_hybrid_pro_digital[] = {
 	{	-1,		-1,	-1,		-1},
 };
 
+/* eb1a:2868 Reddo DVB-C USB TV Box
+   GPIO4 - CU1216L NIM
+   Other GPIOs seems to be don't care. */
+static struct em28xx_reg_seq reddo_dvb_c_usb_box[] = {
+	{EM28XX_R08_GPIO,	0xfe,	0xff,		10},
+	{EM28XX_R08_GPIO,	0xde,	0xff,		10},
+	{EM28XX_R08_GPIO,	0xfe,	0xff,		10},
+	{EM28XX_R08_GPIO,	0xff,	0xff,		10},
+	{EM28XX_R08_GPIO,	0x7f,	0xff,		10},
+	{EM28XX_R08_GPIO,	0x6f,	0xff,		10},
+	{EM28XX_R08_GPIO,	0xff,	0xff,		10},
+	{-1,			-1,	-1,		-1},
+};
 
 /* Callback for the most boards */
 static struct em28xx_reg_seq default_tuner_gpio[] = {
@@ -1566,6 +1579,14 @@ struct em28xx_board em28xx_boards[] = {
 			.gpio     = evga_indtube_analog,
 		} },
 	},
+	/* eb1a:2868 Empia EM2870 + Philips CU1216L NIM (Philips TDA10023 +
+	   Infineon TUA6034) */
+	[EM2870_BOARD_REDDO_DVB_C_USB_BOX] = {
+		.name          = "Reddo DVB-C USB TV Box",
+		.tuner_type    = TUNER_ABSENT,
+		.tuner_gpio    = reddo_dvb_c_usb_box,
+		.has_dvb       = 1,
+	},
 };
 const unsigned int em28xx_bcount = ARRAY_SIZE(em28xx_boards);
 
@@ -1593,6 +1614,8 @@ struct usb_device_id em28xx_id_table[] = {
 			.driver_info = EM2820_BOARD_UNKNOWN },
 	{ USB_DEVICE(0xeb1a, 0x2883),
 			.driver_info = EM2820_BOARD_UNKNOWN },
+	{ USB_DEVICE(0xeb1a, 0x2868),
+			.driver_info = EM2820_BOARD_UNKNOWN },
 	{ USB_DEVICE(0xeb1a, 0xe300),
 			.driver_info = EM2861_BOARD_KWORLD_PVRTV_300U },
 	{ USB_DEVICE(0xeb1a, 0xe303),
@@ -1696,6 +1719,7 @@ static struct em28xx_hash_table em28xx_eeprom_hash[] = {
 	{0x166a0441, EM2880_BOARD_EMPIRE_DUAL_TV, TUNER_XC2028},
 	{0xcee44a99, EM2882_BOARD_EVGA_INDTUBE, TUNER_XC2028},
 	{0xb8846b20, EM2881_BOARD_PINNACLE_HYBRID_PRO, TUNER_XC2028},
+	{0x63f653bd, EM2870_BOARD_REDDO_DVB_C_USB_BOX, TUNER_ABSENT},
 };
 
 /* I2C devicelist hash table for devices with generic USB IDs */
@@ -2348,55 +2372,55 @@ void em28xx_card_setup(struct em28xx *dev)
 
 	/* request some modules */
 	if (dev->board.has_msp34xx)
-		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-			"msp3400", "msp3400", msp3400_addrs);
+		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
+			"msp3400", "msp3400", 0, msp3400_addrs);
 
 	if (dev->board.decoder == EM28XX_SAA711X)
-		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-			"saa7115", "saa7115_auto", saa711x_addrs);
+		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
+			"saa7115", "saa7115_auto", 0, saa711x_addrs);
 
 	if (dev->board.decoder == EM28XX_TVP5150)
-		v4l2_i2c_new_probed_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-			"tvp5150", "tvp5150", tvp5150_addrs);
+		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
+			"tvp5150", "tvp5150", 0, tvp5150_addrs);
 
 	if (dev->em28xx_sensor == EM28XX_MT9V011) {
 		struct v4l2_subdev *sd;
 
-		sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
-			 &dev->i2c_adap, "mt9v011", "mt9v011", mt9v011_addrs);
+		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
+			 &dev->i2c_adap, "mt9v011", "mt9v011", 0, mt9v011_addrs);
 		v4l2_subdev_call(sd, core, s_config, 0, &dev->sensor_xtal);
 	}
 
 
 	if (dev->board.adecoder == EM28XX_TVAUDIO)
 		v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-			"tvaudio", "tvaudio", dev->board.tvaudio_addr);
+			"tvaudio", "tvaudio", dev->board.tvaudio_addr, NULL);
 
 	if (dev->board.tuner_type != TUNER_ABSENT) {
 		int has_demod = (dev->tda9887_conf & TDA9887_PRESENT);
 
 		if (dev->board.radio.type)
 			v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-				"tuner", "tuner", dev->board.radio_addr);
+				"tuner", "tuner", dev->board.radio_addr, NULL);
 
 		if (has_demod)
-			v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+				0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
 		if (dev->tuner_addr == 0) {
 			enum v4l2_i2c_tuner_type type =
 				has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
 			struct v4l2_subdev *sd;
 
-			sd = v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(type));
+				0, v4l2_i2c_tuner_addrs(type));
 
 			if (sd)
 				dev->tuner_addr = v4l2_i2c_subdev_addr(sd);
 		} else {
 			v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
-				"tuner", "tuner", dev->tuner_addr);
+				"tuner", "tuner", dev->tuner_addr, NULL);
 		}
 	}
 
@@ -2570,7 +2594,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
 	 * Default format, used for tvp5150 or saa711x output formats
 	 */
 	dev->vinmode = 0x10;
-	dev->vinctl  = 0x11;
+	dev->vinctl  = EM28XX_VINCTRL_INTERLACED |
+		       EM28XX_VINCTRL_CCIR656_ENABLE;
 
 	/* Do board specific init and eeprom reading */
 	em28xx_card_setup(dev);
@@ -2589,6 +2614,8 @@ static int em28xx_init_dev(struct em28xx **devhandle, struct usb_device *udev,
 	/* init video dma queues */
 	INIT_LIST_HEAD(&dev->vidq.active);
 	INIT_LIST_HEAD(&dev->vidq.queued);
+	INIT_LIST_HEAD(&dev->vbiq.active);
+	INIT_LIST_HEAD(&dev->vbiq.queued);
 
 
 	if (dev->board.has_msp34xx) {
diff --git a/drivers/media/video/em28xx/em28xx-core.c b/drivers/media/video/em28xx/em28xx-core.c
index 98e140b5d95e..a88257a7d94f 100644
--- a/drivers/media/video/em28xx/em28xx-core.c
+++ b/drivers/media/video/em28xx/em28xx-core.c
@@ -54,6 +54,10 @@ static int alt = EM28XX_PINOUT;
 module_param(alt, int, 0644);
 MODULE_PARM_DESC(alt, "alternate setting to use for video endpoint");
 
+static unsigned int disable_vbi;
+module_param(disable_vbi, int, 0644);
+MODULE_PARM_DESC(disable_vbi, "disable vbi support");
+
 /* FIXME */
 #define em28xx_isocdbg(fmt, arg...) do {\
 	if (core_debug) \
@@ -648,9 +652,24 @@ int em28xx_capture_start(struct em28xx *dev, int start)
 	return rc;
 }
 
+int em28xx_vbi_supported(struct em28xx *dev)
+{
+	/* Modprobe option to manually disable */
+	if (disable_vbi == 1)
+		return 0;
+
+	if (dev->chip_id == CHIP_ID_EM2860 ||
+	    dev->chip_id == CHIP_ID_EM2883)
+		return 1;
+
+	/* Version of em28xx that does not support VBI */
+	return 0;
+}
+
 int em28xx_set_outfmt(struct em28xx *dev)
 {
 	int ret;
+	u8 vinctrl;
 
 	ret = em28xx_write_reg_bits(dev, EM28XX_R27_OUTFMT,
 				dev->format->reg | 0x20, 0xff);
@@ -661,7 +680,16 @@ int em28xx_set_outfmt(struct em28xx *dev)
 	if (ret < 0)
 		return ret;
 
-	return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, dev->vinctl);
+	vinctrl = dev->vinctl;
+	if (em28xx_vbi_supported(dev) == 1) {
+		vinctrl |= EM28XX_VINCTRL_VBI_RAW;
+		em28xx_write_reg(dev, EM28XX_R34_VBI_START_H, 0x00);
+		em28xx_write_reg(dev, EM28XX_R35_VBI_START_V, 0x09);
+		em28xx_write_reg(dev, EM28XX_R36_VBI_WIDTH, 0xb4);
+		em28xx_write_reg(dev, EM28XX_R37_VBI_HEIGHT, 0x0c);
+	}
+
+	return em28xx_write_reg(dev, EM28XX_R11_VINCTRL, vinctrl);
 }
 
 static int em28xx_accumulator_set(struct em28xx *dev, u8 xmin, u8 xmax,
@@ -732,7 +760,14 @@ int em28xx_resolution_set(struct em28xx *dev)
 
 
 	em28xx_accumulator_set(dev, 1, (width - 4) >> 2, 1, (height - 4) >> 2);
-	em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2);
+
+	/* If we don't set the start position to 4 in VBI mode, we end up
+	   with line 21 being YUYV encoded instead of being in 8-bit
+	   greyscale */
+	if (em28xx_vbi_supported(dev) == 1)
+		em28xx_capture_area_set(dev, 0, 4, width >> 2, height >> 2);
+	else
+		em28xx_capture_area_set(dev, 0, 0, width >> 2, height >> 2);
 
 	return em28xx_scaler_set(dev, dev->hscale, dev->vscale);
 }
@@ -844,8 +879,7 @@ EXPORT_SYMBOL_GPL(em28xx_set_mode);
  */
 static void em28xx_irq_callback(struct urb *urb)
 {
-	struct em28xx_dmaqueue  *dma_q = urb->context;
-	struct em28xx *dev = container_of(dma_q, struct em28xx, vidq);
+	struct em28xx *dev = urb->context;
 	int rc, i;
 
 	switch (urb->status) {
@@ -930,6 +964,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 		     int (*isoc_copy) (struct em28xx *dev, struct urb *urb))
 {
 	struct em28xx_dmaqueue *dma_q = &dev->vidq;
+	struct em28xx_dmaqueue *vbi_dma_q = &dev->vbiq;
 	int i;
 	int sb_size, pipe;
 	struct urb *urb;
@@ -959,7 +994,8 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 	}
 
 	dev->isoc_ctl.max_pkt_size = max_pkt_size;
-	dev->isoc_ctl.buf = NULL;
+	dev->isoc_ctl.vid_buf = NULL;
+	dev->isoc_ctl.vbi_buf = NULL;
 
 	sb_size = max_packets * dev->isoc_ctl.max_pkt_size;
 
@@ -994,7 +1030,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 
 		usb_fill_int_urb(urb, dev->udev, pipe,
 				 dev->isoc_ctl.transfer_buffer[i], sb_size,
-				 em28xx_irq_callback, dma_q, 1);
+				 em28xx_irq_callback, dev, 1);
 
 		urb->number_of_packets = max_packets;
 		urb->transfer_flags = URB_ISO_ASAP | URB_NO_TRANSFER_DMA_MAP;
@@ -1009,6 +1045,7 @@ int em28xx_init_isoc(struct em28xx *dev, int max_packets,
 	}
 
 	init_waitqueue_head(&dma_q->wq);
+	init_waitqueue_head(&vbi_dma_q->wq);
 
 	em28xx_capture_start(dev, 1);
 
@@ -1094,7 +1131,7 @@ struct em28xx *em28xx_get_device(int minor,
 	list_for_each_entry(h, &em28xx_devlist, devlist) {
 		if (h->vdev->minor == minor)
 			dev = h;
-		if (h->vbi_dev->minor == minor) {
+		if (h->vbi_dev && h->vbi_dev->minor == minor) {
 			dev = h;
 			*fh_type = V4L2_BUF_TYPE_VBI_CAPTURE;
 		}
diff --git a/drivers/media/video/em28xx/em28xx-dvb.c b/drivers/media/video/em28xx/em28xx-dvb.c
index d603575431b4..db749461e5c6 100644
--- a/drivers/media/video/em28xx/em28xx-dvb.c
+++ b/drivers/media/video/em28xx/em28xx-dvb.c
@@ -33,6 +33,7 @@
 #include "s5h1409.h"
 #include "mt352.h"
 #include "mt352_priv.h" /* FIXME */
+#include "tda1002x.h"
 
 MODULE_DESCRIPTION("driver for em28xx based DVB cards");
 MODULE_AUTHOR("Mauro Carvalho Chehab <mchehab@infradead.org>");
@@ -295,6 +296,11 @@ static struct mt352_config terratec_xs_mt352_cfg = {
 	.demod_init = mt352_terratec_xs_init,
 };
 
+static struct tda10023_config em28xx_tda10023_config = {
+	.demod_address = 0x0c,
+	.invert = 1,
+};
+
 /* ------------------------------------------------------------------ */
 
 static int attach_xc3028(u8 addr, struct em28xx *dev)
@@ -549,6 +555,19 @@ static int dvb_init(struct em28xx *dev)
 		}
 		break;
 #endif
+	case EM2870_BOARD_REDDO_DVB_C_USB_BOX:
+		/* Philips CU1216L NIM (Philips TDA10023 + Infineon TUA6034) */
+		dvb->frontend = dvb_attach(tda10023_attach,
+			&em28xx_tda10023_config,
+			&dev->i2c_adap, 0x48);
+		if (dvb->frontend) {
+			if (!dvb_attach(simple_tuner_attach, dvb->frontend,
+				&dev->i2c_adap, 0x60, TUNER_PHILIPS_CU1216L)) {
+				result = -EINVAL;
+				goto out_free;
+			}
+		}
+		break;
 	default:
 		printk(KERN_ERR "%s/2: The frontend of your DVB/ATSC card"
 				" isn't supported yet\n",
diff --git a/drivers/media/video/em28xx/em28xx-reg.h b/drivers/media/video/em28xx/em28xx-reg.h
index 6bf84bd787df..ed12e7ffcbd0 100644
--- a/drivers/media/video/em28xx/em28xx-reg.h
+++ b/drivers/media/video/em28xx/em28xx-reg.h
@@ -86,7 +86,19 @@
 #define EM28XX_XCLK_FREQUENCY_24MHZ	0x0b
 
 #define EM28XX_R10_VINMODE	0x10
+
 #define EM28XX_R11_VINCTRL	0x11
+
+/* em28xx Video Input Control Register 0x11 */
+#define EM28XX_VINCTRL_VBI_SLICED	0x80
+#define EM28XX_VINCTRL_VBI_RAW		0x40
+#define EM28XX_VINCTRL_VOUT_MODE_IN	0x20 /* HREF,VREF,VACT in output */
+#define EM28XX_VINCTRL_CCIR656_ENABLE	0x10
+#define EM28XX_VINCTRL_VBI_16BIT_RAW	0x08 /* otherwise 8-bit raw */
+#define EM28XX_VINCTRL_FID_ON_HREF	0x04
+#define EM28XX_VINCTRL_DUAL_EDGE_STROBE	0x02
+#define EM28XX_VINCTRL_INTERLACED	0x01
+
 #define EM28XX_R12_VINENABLE	0x12	/* */
 
 #define EM28XX_R14_GAMMA	0x14
@@ -135,6 +147,10 @@
 #define EM28XX_R31_HSCALEHIGH	0x31
 #define EM28XX_R32_VSCALELOW	0x32
 #define EM28XX_R33_VSCALEHIGH	0x33
+#define EM28XX_R34_VBI_START_H	0x34
+#define EM28XX_R35_VBI_START_V	0x35
+#define EM28XX_R36_VBI_WIDTH	0x36
+#define EM28XX_R37_VBI_HEIGHT	0x37
 
 #define EM28XX_R40_AC97LSB	0x40
 #define EM28XX_R41_AC97MSB	0x41
diff --git a/drivers/media/video/em28xx/em28xx-vbi.c b/drivers/media/video/em28xx/em28xx-vbi.c
new file mode 100644
index 000000000000..94943e5a1529
--- /dev/null
+++ b/drivers/media/video/em28xx/em28xx-vbi.c
@@ -0,0 +1,142 @@
+/*
+   em28xx-vbi.c - VBI driver for em28xx
+
+   Copyright (C) 2009 Devin Heitmueller <dheitmueller@kernellabs.com>
+
+   This work was sponsored by EyeMagnet Limited.
+
+   This program is free software; you can redistribute it and/or modify
+   it under the terms of the GNU General Public License as published by
+   the Free Software Foundation; either version 2 of the License, or
+   (at your option) any later version.
+
+   This program is distributed in the hope that it will be useful,
+   but WITHOUT ANY WARRANTY; without even the implied warranty of
+   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+   GNU General Public License for more details.
+
+   You should have received a copy of the GNU General Public License
+   along with this program; if not, write to the Free Software
+   Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
+   02110-1301, USA.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/slab.h>
+
+#include "em28xx.h"
+
+static unsigned int vbibufs = 5;
+module_param(vbibufs, int, 0644);
+MODULE_PARM_DESC(vbibufs, "number of vbi buffers, range 2-32");
+
+static unsigned int vbi_debug;
+module_param(vbi_debug, int, 0644);
+MODULE_PARM_DESC(vbi_debug, "enable debug messages [vbi]");
+
+#define dprintk(level, fmt, arg...)	if (vbi_debug >= level) \
+	printk(KERN_DEBUG "%s: " fmt, dev->core->name , ## arg)
+
+/* ------------------------------------------------------------------ */
+
+static void
+free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf)
+{
+	struct em28xx_fh     *fh  = vq->priv_data;
+	struct em28xx        *dev = fh->dev;
+	unsigned long flags = 0;
+	if (in_interrupt())
+		BUG();
+
+	/* We used to wait for the buffer to finish here, but this didn't work
+	   because, as we were keeping the state as VIDEOBUF_QUEUED,
+	   videobuf_queue_cancel marked it as finished for us.
+	   (Also, it could wedge forever if the hardware was misconfigured.)
+
+	   This should be safe; by the time we get here, the buffer isn't
+	   queued anymore. If we ever start marking the buffers as
+	   VIDEOBUF_ACTIVE, it won't be, though.
+	*/
+	spin_lock_irqsave(&dev->slock, flags);
+	if (dev->isoc_ctl.vbi_buf == buf)
+		dev->isoc_ctl.vbi_buf = NULL;
+	spin_unlock_irqrestore(&dev->slock, flags);
+
+	videobuf_vmalloc_free(&buf->vb);
+	buf->vb.state = VIDEOBUF_NEEDS_INIT;
+}
+
+static int
+vbi_setup(struct videobuf_queue *q, unsigned int *count, unsigned int *size)
+{
+	*size = 720 * 12 * 2;
+	if (0 == *count)
+		*count = vbibufs;
+	if (*count < 2)
+		*count = 2;
+	if (*count > 32)
+		*count = 32;
+	return 0;
+}
+
+static int
+vbi_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
+	    enum v4l2_field field)
+{
+	struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
+	int                  rc = 0;
+	unsigned int size;
+
+	size = 720 * 12 * 2;
+
+	buf->vb.size = size;
+
+	if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
+		return -EINVAL;
+
+	buf->vb.width  = 720;
+	buf->vb.height = 12;
+	buf->vb.field  = field;
+
+	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
+		rc = videobuf_iolock(q, &buf->vb, NULL);
+		if (rc < 0)
+			goto fail;
+	}
+
+	buf->vb.state = VIDEOBUF_PREPARED;
+	return 0;
+
+fail:
+	free_buffer(q, buf);
+	return rc;
+}
+
+static void
+vbi_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct em28xx_buffer    *buf     = container_of(vb,
+							struct em28xx_buffer,
+							vb);
+	struct em28xx_fh        *fh      = vq->priv_data;
+	struct em28xx           *dev     = fh->dev;
+	struct em28xx_dmaqueue  *vbiq    = &dev->vbiq;
+
+	buf->vb.state = VIDEOBUF_QUEUED;
+	list_add_tail(&buf->vb.queue, &vbiq->active);
+}
+
+static void vbi_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+{
+	struct em28xx_buffer *buf = container_of(vb, struct em28xx_buffer, vb);
+	free_buffer(q, buf);
+}
+
+struct videobuf_queue_ops em28xx_vbi_qops = {
+	.buf_setup    = vbi_setup,
+	.buf_prepare  = vbi_prepare,
+	.buf_queue    = vbi_queue,
+	.buf_release  = vbi_release,
+};
diff --git a/drivers/media/video/em28xx/em28xx-video.c b/drivers/media/video/em28xx/em28xx-video.c
index a6bdbc21410e..3a1dfb7726f8 100644
--- a/drivers/media/video/em28xx/em28xx-video.c
+++ b/drivers/media/video/em28xx/em28xx-video.c
@@ -163,7 +163,24 @@ static inline void buffer_filled(struct em28xx *dev,
 	buf->vb.field_count++;
 	do_gettimeofday(&buf->vb.ts);
 
-	dev->isoc_ctl.buf = NULL;
+	dev->isoc_ctl.vid_buf = NULL;
+
+	list_del(&buf->vb.queue);
+	wake_up(&buf->vb.done);
+}
+
+static inline void vbi_buffer_filled(struct em28xx *dev,
+				     struct em28xx_dmaqueue *dma_q,
+				     struct em28xx_buffer *buf)
+{
+	/* Advice that buffer was filled */
+	em28xx_isocdbg("[%p/%d] wakeup\n", buf, buf->vb.i);
+
+	buf->vb.state = VIDEOBUF_DONE;
+	buf->vb.field_count++;
+	do_gettimeofday(&buf->vb.ts);
+
+	dev->isoc_ctl.vbi_buf = NULL;
 
 	list_del(&buf->vb.queue);
 	wake_up(&buf->vb.done);
@@ -239,7 +256,8 @@ static void em28xx_copy_video(struct em28xx *dev,
 
 		if ((char *)startwrite + lencopy > (char *)outp +
 		    buf->vb.size) {
-			em28xx_isocdbg("Overflow of %zi bytes past buffer end (2)\n",
+			em28xx_isocdbg("Overflow of %zi bytes past buffer end"
+				       "(2)\n",
 				       ((char *)startwrite + lencopy) -
 				       ((char *)outp + buf->vb.size));
 			lencopy = remain = (char *)outp + buf->vb.size -
@@ -256,6 +274,63 @@ static void em28xx_copy_video(struct em28xx *dev,
 	dma_q->pos += len;
 }
 
+static void em28xx_copy_vbi(struct em28xx *dev,
+			      struct em28xx_dmaqueue  *dma_q,
+			      struct em28xx_buffer *buf,
+			      unsigned char *p,
+			      unsigned char *outp, unsigned long len)
+{
+	void *startwrite, *startread;
+	int  offset;
+	int bytesperline = 720;
+
+	if (dev == NULL) {
+		em28xx_isocdbg("dev is null\n");
+		return;
+	}
+
+	if (dma_q == NULL) {
+		em28xx_isocdbg("dma_q is null\n");
+		return;
+	}
+	if (buf == NULL) {
+		return;
+	}
+	if (p == NULL) {
+		em28xx_isocdbg("p is null\n");
+		return;
+	}
+	if (outp == NULL) {
+		em28xx_isocdbg("outp is null\n");
+		return;
+	}
+
+	if (dma_q->pos + len > buf->vb.size)
+		len = buf->vb.size - dma_q->pos;
+
+	if ((p[0] == 0x33 && p[1] == 0x95) ||
+	    (p[0] == 0x88 && p[1] == 0x88)) {
+		/* Header field, advance past it */
+		p += 4;
+	} else {
+		len += 4;
+	}
+
+	startread = p;
+
+	startwrite = outp + dma_q->pos;
+	offset = dma_q->pos;
+
+	/* Make sure the bottom field populates the second half of the frame */
+	if (buf->top_field == 0) {
+		startwrite += bytesperline * 0x0c;
+		offset += bytesperline * 0x0c;
+	}
+
+	memcpy(startwrite, startread, len);
+	dma_q->pos += len;
+}
+
 static inline void print_err_status(struct em28xx *dev,
 				     int packet, int status)
 {
@@ -306,7 +381,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q,
 
 	if (list_empty(&dma_q->active)) {
 		em28xx_isocdbg("No active queue to serve\n");
-		dev->isoc_ctl.buf = NULL;
+		dev->isoc_ctl.vid_buf = NULL;
 		*buf = NULL;
 		return;
 	}
@@ -318,7 +393,34 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q,
 	outp = videobuf_to_vmalloc(&(*buf)->vb);
 	memset(outp, 0, (*buf)->vb.size);
 
-	dev->isoc_ctl.buf = *buf;
+	dev->isoc_ctl.vid_buf = *buf;
+
+	return;
+}
+
+/*
+ * video-buf generic routine to get the next available VBI buffer
+ */
+static inline void vbi_get_next_buf(struct em28xx_dmaqueue *dma_q,
+				    struct em28xx_buffer **buf)
+{
+	struct em28xx *dev = container_of(dma_q, struct em28xx, vbiq);
+	char *outp;
+
+	if (list_empty(&dma_q->active)) {
+		em28xx_isocdbg("No active queue to serve\n");
+		dev->isoc_ctl.vbi_buf = NULL;
+		*buf = NULL;
+		return;
+	}
+
+	/* Get the next buffer */
+	*buf = list_entry(dma_q->active.next, struct em28xx_buffer, vb.queue);
+	/* Cleans up buffer - Usefull for testing for frame/URB loss */
+	outp = videobuf_to_vmalloc(&(*buf)->vb);
+	memset(outp, 0x00, (*buf)->vb.size);
+
+	dev->isoc_ctl.vbi_buf = *buf;
 
 	return;
 }
@@ -329,7 +431,7 @@ static inline void get_next_buf(struct em28xx_dmaqueue *dma_q,
 static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
 {
 	struct em28xx_buffer    *buf;
-	struct em28xx_dmaqueue  *dma_q = urb->context;
+	struct em28xx_dmaqueue  *dma_q = &dev->vidq;
 	unsigned char *outp = NULL;
 	int i, len = 0, rc = 1;
 	unsigned char *p;
@@ -346,7 +448,7 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
 			return 0;
 	}
 
-	buf = dev->isoc_ctl.buf;
+	buf = dev->isoc_ctl.vid_buf;
 	if (buf != NULL)
 		outp = videobuf_to_vmalloc(&buf->vb);
 
@@ -410,6 +512,153 @@ static inline int em28xx_isoc_copy(struct em28xx *dev, struct urb *urb)
 	return rc;
 }
 
+/* Version of isoc handler that takes into account a mixture of video and
+   VBI data */
+static inline int em28xx_isoc_copy_vbi(struct em28xx *dev, struct urb *urb)
+{
+	struct em28xx_buffer    *buf, *vbi_buf;
+	struct em28xx_dmaqueue  *dma_q = &dev->vidq;
+	struct em28xx_dmaqueue  *vbi_dma_q = &dev->vbiq;
+	unsigned char *outp = NULL;
+	unsigned char *vbioutp = NULL;
+	int i, len = 0, rc = 1;
+	unsigned char *p;
+	int vbi_size;
+
+	if (!dev)
+		return 0;
+
+	if ((dev->state & DEV_DISCONNECTED) || (dev->state & DEV_MISCONFIGURED))
+		return 0;
+
+	if (urb->status < 0) {
+		print_err_status(dev, -1, urb->status);
+		if (urb->status == -ENOENT)
+			return 0;
+	}
+
+	buf = dev->isoc_ctl.vid_buf;
+	if (buf != NULL)
+		outp = videobuf_to_vmalloc(&buf->vb);
+
+	vbi_buf = dev->isoc_ctl.vbi_buf;
+	if (vbi_buf != NULL)
+		vbioutp = videobuf_to_vmalloc(&vbi_buf->vb);
+
+	for (i = 0; i < urb->number_of_packets; i++) {
+		int status = urb->iso_frame_desc[i].status;
+
+		if (status < 0) {
+			print_err_status(dev, i, status);
+			if (urb->iso_frame_desc[i].status != -EPROTO)
+				continue;
+		}
+
+		len = urb->iso_frame_desc[i].actual_length - 4;
+
+		if (urb->iso_frame_desc[i].actual_length <= 0) {
+			/* em28xx_isocdbg("packet %d is empty",i); - spammy */
+			continue;
+		}
+		if (urb->iso_frame_desc[i].actual_length >
+						dev->max_pkt_size) {
+			em28xx_isocdbg("packet bigger than packet size");
+			continue;
+		}
+
+		p = urb->transfer_buffer + urb->iso_frame_desc[i].offset;
+
+		/* capture type 0 = vbi start
+		   capture type 1 = video start
+		   capture type 2 = video in progress */
+		if (p[0] == 0x33 && p[1] == 0x95) {
+			dev->capture_type = 0;
+			dev->vbi_read = 0;
+			em28xx_isocdbg("VBI START HEADER!!!\n");
+			dev->cur_field = p[2];
+		}
+
+		/* FIXME: get rid of hard-coded value */
+		vbi_size = 720 * 0x0c;
+
+		if (dev->capture_type == 0) {
+			if (dev->vbi_read >= vbi_size) {
+				/* We've already read all the VBI data, so
+				   treat the rest as video */
+				em28xx_isocdbg("dev->vbi_read > vbi_size\n");
+			} else if ((dev->vbi_read + len) < vbi_size) {
+				/* This entire frame is VBI data */
+				if (dev->vbi_read == 0 &&
+				    (!(dev->cur_field & 1))) {
+					/* Brand new frame */
+					if (vbi_buf != NULL)
+						vbi_buffer_filled(dev,
+								  vbi_dma_q,
+								  vbi_buf);
+					vbi_get_next_buf(vbi_dma_q, &vbi_buf);
+					if (vbi_buf == NULL)
+						vbioutp = NULL;
+					else
+						vbioutp = videobuf_to_vmalloc(
+							&vbi_buf->vb);
+				}
+
+				if (dev->vbi_read == 0) {
+					vbi_dma_q->pos = 0;
+					if (vbi_buf != NULL) {
+						if (dev->cur_field & 1)
+							vbi_buf->top_field = 0;
+						else
+							vbi_buf->top_field = 1;
+					}
+				}
+
+				dev->vbi_read += len;
+				em28xx_copy_vbi(dev, vbi_dma_q, vbi_buf, p,
+						vbioutp, len);
+			} else {
+				/* Some of this frame is VBI data and some is
+				   video data */
+				int vbi_data_len = vbi_size - dev->vbi_read;
+				dev->vbi_read += vbi_data_len;
+				em28xx_copy_vbi(dev, vbi_dma_q, vbi_buf, p,
+						vbioutp, vbi_data_len);
+				dev->capture_type = 1;
+				p += vbi_data_len;
+				len -= vbi_data_len;
+			}
+		}
+
+		if (dev->capture_type == 1) {
+			dev->capture_type = 2;
+			em28xx_isocdbg("Video frame %d, length=%i, %s\n", p[2],
+				       len, (p[2] & 1) ? "odd" : "even");
+
+			if (dev->progressive || !(dev->cur_field & 1)) {
+				if (buf != NULL)
+					buffer_filled(dev, dma_q, buf);
+				get_next_buf(dma_q, &buf);
+				if (buf == NULL)
+					outp = NULL;
+				else
+					outp = videobuf_to_vmalloc(&buf->vb);
+			}
+			if (buf != NULL) {
+				if (dev->cur_field & 1)
+					buf->top_field = 0;
+				else
+					buf->top_field = 1;
+			}
+
+			dma_q->pos = 0;
+		}
+		if (buf != NULL && dev->capture_type == 2)
+			em28xx_copy_video(dev, dma_q, buf, p, outp, len);
+	}
+	return rc;
+}
+
+
 /* ------------------------------------------------------------------
 	Videobuf operations
    ------------------------------------------------------------------*/
@@ -421,7 +670,8 @@ buffer_setup(struct videobuf_queue *vq, unsigned int *count, unsigned int *size)
 	struct em28xx        *dev = fh->dev;
 	struct v4l2_frequency f;
 
-	*size = (fh->dev->width * fh->dev->height * dev->format->depth + 7) >> 3;
+	*size = (fh->dev->width * fh->dev->height * dev->format->depth + 7)
+		>> 3;
 
 	if (0 == *count)
 		*count = EM28XX_DEF_BUF;
@@ -458,8 +708,8 @@ static void free_buffer(struct videobuf_queue *vq, struct em28xx_buffer *buf)
 	   VIDEOBUF_ACTIVE, it won't be, though.
 	*/
 	spin_lock_irqsave(&dev->slock, flags);
-	if (dev->isoc_ctl.buf == buf)
-		dev->isoc_ctl.buf = NULL;
+	if (dev->isoc_ctl.vid_buf == buf)
+		dev->isoc_ctl.vid_buf = NULL;
 	spin_unlock_irqrestore(&dev->slock, flags);
 
 	videobuf_vmalloc_free(&buf->vb);
@@ -475,7 +725,8 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
 	struct em28xx        *dev = fh->dev;
 	int                  rc = 0, urb_init = 0;
 
-	buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth + 7) >> 3;
+	buf->vb.size = (fh->dev->width * fh->dev->height * dev->format->depth
+			+ 7) >> 3;
 
 	if (0 != buf->vb.baddr  &&  buf->vb.bsize < buf->vb.size)
 		return -EINVAL;
@@ -494,9 +745,16 @@ buffer_prepare(struct videobuf_queue *vq, struct videobuf_buffer *vb,
 		urb_init = 1;
 
 	if (urb_init) {
-		rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS,
-				      EM28XX_NUM_BUFS, dev->max_pkt_size,
-				      em28xx_isoc_copy);
+		if (em28xx_vbi_supported(dev) == 1)
+			rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS,
+					      EM28XX_NUM_BUFS,
+					      dev->max_pkt_size,
+					      em28xx_isoc_copy_vbi);
+		else
+			rc = em28xx_init_isoc(dev, EM28XX_NUM_PACKETS,
+					      EM28XX_NUM_BUFS,
+					      dev->max_pkt_size,
+					      em28xx_isoc_copy);
 		if (rc < 0)
 			goto fail;
 	}
@@ -578,34 +836,63 @@ static void video_mux(struct em28xx *dev, int index)
 }
 
 /* Usage lock check functions */
-static int res_get(struct em28xx_fh *fh)
+static int res_get(struct em28xx_fh *fh, unsigned int bit)
 {
 	struct em28xx    *dev = fh->dev;
-	int		 rc   = 0;
 
-	/* This instance already has stream_on */
-	if (fh->stream_on)
-		return rc;
+	if (fh->resources & bit)
+		/* have it already allocated */
+		return 1;
 
-	if (dev->stream_on)
-		return -EBUSY;
+	/* is it free? */
+	mutex_lock(&dev->lock);
+	if (dev->resources & bit) {
+		/* no, someone else uses it */
+		mutex_unlock(&dev->lock);
+		return 0;
+	}
+	/* it's free, grab it */
+	fh->resources  |= bit;
+	dev->resources |= bit;
+	em28xx_videodbg("res: get %d\n", bit);
+	mutex_unlock(&dev->lock);
+	return 1;
+}
 
-	dev->stream_on = 1;
-	fh->stream_on  = 1;
-	return rc;
+static int res_check(struct em28xx_fh *fh, unsigned int bit)
+{
+	return fh->resources & bit;
 }
 
-static int res_check(struct em28xx_fh *fh)
+static int res_locked(struct em28xx *dev, unsigned int bit)
 {
-	return fh->stream_on;
+	return dev->resources & bit;
 }
 
-static void res_free(struct em28xx_fh *fh)
+static void res_free(struct em28xx_fh *fh, unsigned int bits)
 {
 	struct em28xx    *dev = fh->dev;
 
-	fh->stream_on = 0;
-	dev->stream_on = 0;
+	BUG_ON((fh->resources & bits) != bits);
+
+	mutex_lock(&dev->lock);
+	fh->resources  &= ~bits;
+	dev->resources &= ~bits;
+	em28xx_videodbg("res: put %d\n", bits);
+	mutex_unlock(&dev->lock);
+}
+
+static int get_ressource(struct em28xx_fh *fh)
+{
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		return EM28XX_RESOURCE_VIDEO;
+	case V4L2_BUF_TYPE_VBI_CAPTURE:
+		return EM28XX_RESOURCE_VBI;
+	default:
+		BUG();
+		return 0;
+	}
 }
 
 /*
@@ -782,7 +1069,8 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 	} else {
 		/* width must even because of the YUYV format
 		   height must be even because of interlacing */
-		v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh, 1, 0);
+		v4l_bound_align_image(&width, 48, maxw, 1, &height, 32, maxh,
+				      1, 0);
 	}
 
 	get_scale(dev, width, height, &hscale, &vscale);
@@ -848,12 +1136,6 @@ static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 		goto out;
 	}
 
-	if (dev->stream_on && !fh->stream_on) {
-		em28xx_errdev("%s device in use by another fh\n", __func__);
-		rc = -EBUSY;
-		goto out;
-	}
-
 	rc = em28xx_set_video_format(dev, f->fmt.pix.pixelformat,
 				f->fmt.pix.width, f->fmt.pix.height);
 
@@ -862,6 +1144,21 @@ out:
 	return rc;
 }
 
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *norm)
+{
+	struct em28xx_fh   *fh  = priv;
+	struct em28xx      *dev = fh->dev;
+	int                rc;
+
+	rc = check_dev(dev);
+	if (rc < 0)
+		return rc;
+
+	*norm = dev->norm;
+
+	return 0;
+}
+
 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *norm)
 {
 	struct em28xx_fh   *fh  = priv;
@@ -1413,20 +1710,25 @@ static int vidioc_streamon(struct file *file, void *priv,
 {
 	struct em28xx_fh      *fh  = priv;
 	struct em28xx         *dev = fh->dev;
-	int                   rc;
+	int                   rc = -EINVAL;
 
 	rc = check_dev(dev);
 	if (rc < 0)
 		return rc;
 
+	if (unlikely(type != fh->type))
+		return -EINVAL;
 
-	mutex_lock(&dev->lock);
-	rc = res_get(fh);
+	em28xx_videodbg("vidioc_streamon fh=%p t=%d fh->res=%d dev->res=%d\n",
+			fh, type, fh->resources, dev->resources);
 
-	if (likely(rc >= 0))
-		rc = videobuf_streamon(&fh->vb_vidq);
+	if (unlikely(!res_get(fh, get_ressource(fh))))
+		return -EBUSY;
 
-	mutex_unlock(&dev->lock);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		rc = videobuf_streamon(&fh->vb_vidq);
+	else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+		rc = videobuf_streamon(&fh->vb_vbiq);
 
 	return rc;
 }
@@ -1442,17 +1744,22 @@ static int vidioc_streamoff(struct file *file, void *priv,
 	if (rc < 0)
 		return rc;
 
-	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE &&
+	    fh->type != V4L2_BUF_TYPE_VBI_CAPTURE)
 		return -EINVAL;
 	if (type != fh->type)
 		return -EINVAL;
 
-	mutex_lock(&dev->lock);
+	em28xx_videodbg("vidioc_streamoff fh=%p t=%d fh->res=%d dev->res=%d\n",
+			fh, type, fh->resources, dev->resources);
 
-	videobuf_streamoff(&fh->vb_vidq);
-	res_free(fh);
-
-	mutex_unlock(&dev->lock);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		videobuf_streamoff(&fh->vb_vidq);
+		res_free(fh, EM28XX_RESOURCE_VIDEO);
+	} else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		videobuf_streamoff(&fh->vb_vbiq);
+		res_free(fh, EM28XX_RESOURCE_VBI);
+	}
 
 	return 0;
 }
@@ -1474,6 +1781,9 @@ static int vidioc_querycap(struct file *file, void  *priv,
 			V4L2_CAP_VIDEO_CAPTURE |
 			V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
 
+	if (dev->vbi_dev)
+		cap->capabilities |= V4L2_CAP_VBI_CAPTURE;
+
 	if (dev->audio_mode.has_audio)
 		cap->capabilities |= V4L2_CAP_AUDIO;
 
@@ -1541,6 +1851,45 @@ static int vidioc_try_set_sliced_vbi_cap(struct file *file, void *priv,
 	return 0;
 }
 
+/* RAW VBI ioctls */
+
+static int vidioc_g_fmt_vbi_cap(struct file *file, void *priv,
+				struct v4l2_format *format)
+{
+	format->fmt.vbi.samples_per_line = 720;
+	format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+	format->fmt.vbi.offset = 0;
+	format->fmt.vbi.flags = 0;
+
+	/* Varies by video standard (NTSC, PAL, etc.) */
+	/* FIXME: hard-coded for NTSC support */
+	format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; /* FIXME: ??? */
+	format->fmt.vbi.count[0] = 12;
+	format->fmt.vbi.count[1] = 12;
+	format->fmt.vbi.start[0] = 10;
+	format->fmt.vbi.start[1] = 273;
+
+	return 0;
+}
+
+static int vidioc_s_fmt_vbi_cap(struct file *file, void *priv,
+				struct v4l2_format *format)
+{
+	format->fmt.vbi.samples_per_line = 720;
+	format->fmt.vbi.sample_format = V4L2_PIX_FMT_GREY;
+	format->fmt.vbi.offset = 0;
+	format->fmt.vbi.flags = 0;
+
+	/* Varies by video standard (NTSC, PAL, etc.) */
+	/* FIXME: hard-coded for NTSC support */
+	format->fmt.vbi.sampling_rate = 6750000 * 4 / 2; /* FIXME: ??? */
+	format->fmt.vbi.count[0] = 12;
+	format->fmt.vbi.count[1] = 12;
+	format->fmt.vbi.start[0] = 10;
+	format->fmt.vbi.start[1] = 273;
+
+	return 0;
+}
 
 static int vidioc_reqbufs(struct file *file, void *priv,
 			  struct v4l2_requestbuffers *rb)
@@ -1553,7 +1902,10 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 	if (rc < 0)
 		return rc;
 
-	return videobuf_reqbufs(&fh->vb_vidq, rb);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return videobuf_reqbufs(&fh->vb_vidq, rb);
+	else
+		return videobuf_reqbufs(&fh->vb_vbiq, rb);
 }
 
 static int vidioc_querybuf(struct file *file, void *priv,
@@ -1567,7 +1919,18 @@ static int vidioc_querybuf(struct file *file, void *priv,
 	if (rc < 0)
 		return rc;
 
-	return videobuf_querybuf(&fh->vb_vidq, b);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return videobuf_querybuf(&fh->vb_vidq, b);
+	else {
+		/* FIXME: I'm not sure yet whether this is a bug in zvbi or
+		   the videobuf framework, but we probably shouldn't be
+		   returning a buffer larger than that which was asked for.
+		   At a minimum, it causes a crash in zvbi since it does
+		   a memcpy based on the source buffer length */
+		int result = videobuf_querybuf(&fh->vb_vbiq, b);
+		b->length = 17280;
+		return result;
+	}
 }
 
 static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1580,7 +1943,10 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *b)
 	if (rc < 0)
 		return rc;
 
-	return videobuf_qbuf(&fh->vb_vidq, b);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return videobuf_qbuf(&fh->vb_vidq, b);
+	else
+		return videobuf_qbuf(&fh->vb_vbiq, b);
 }
 
 static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
@@ -1593,7 +1959,12 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *b)
 	if (rc < 0)
 		return rc;
 
-	return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags & O_NONBLOCK);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return videobuf_dqbuf(&fh->vb_vidq, b, file->f_flags &
+				      O_NONBLOCK);
+	else
+		return videobuf_dqbuf(&fh->vb_vbiq, b, file->f_flags &
+				      O_NONBLOCK);
 }
 
 #ifdef CONFIG_VIDEO_V4L1_COMPAT
@@ -1601,7 +1972,10 @@ static int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
 {
 	struct em28xx_fh  *fh = priv;
 
-	return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return videobuf_cgmbuf(&fh->vb_vidq, mbuf, 8);
+	else
+		return videobuf_cgmbuf(&fh->vb_vbiq, mbuf, 8);
 }
 #endif
 
@@ -1766,8 +2140,15 @@ static int em28xx_v4l2_open(struct file *filp)
 		field = V4L2_FIELD_INTERLACED;
 
 	videobuf_queue_vmalloc_init(&fh->vb_vidq, &em28xx_video_qops,
-			NULL, &dev->slock, fh->type, field,
-			sizeof(struct em28xx_buffer), fh);
+				    NULL, &dev->slock,
+				    V4L2_BUF_TYPE_VIDEO_CAPTURE, field,
+				    sizeof(struct em28xx_buffer), fh);
+
+	videobuf_queue_vmalloc_init(&fh->vb_vbiq, &em28xx_vbi_qops,
+				    NULL, &dev->slock,
+				    V4L2_BUF_TYPE_VBI_CAPTURE,
+				    V4L2_FIELD_SEQ_TB,
+				    sizeof(struct em28xx_buffer), fh);
 
 	mutex_unlock(&dev->lock);
 
@@ -1824,20 +2205,21 @@ static int em28xx_v4l2_close(struct file *filp)
 
 	em28xx_videodbg("users=%d\n", dev->users);
 
+	if (res_check(fh, EM28XX_RESOURCE_VIDEO)) {
+		videobuf_stop(&fh->vb_vidq);
+		res_free(fh, EM28XX_RESOURCE_VIDEO);
+	}
 
-	mutex_lock(&dev->lock);
-	if (res_check(fh))
-		res_free(fh);
+	if (res_check(fh, EM28XX_RESOURCE_VBI)) {
+		videobuf_stop(&fh->vb_vbiq);
+		res_free(fh, EM28XX_RESOURCE_VBI);
+	}
 
 	if (dev->users == 1) {
-		videobuf_stop(&fh->vb_vidq);
-		videobuf_mmap_free(&fh->vb_vidq);
-
 		/* the device is already disconnect,
 		   free the remaining resources */
 		if (dev->state & DEV_DISCONNECTED) {
 			em28xx_release_resources(dev);
-			mutex_unlock(&dev->lock);
 			kfree(dev);
 			return 0;
 		}
@@ -1858,10 +2240,12 @@ static int em28xx_v4l2_close(struct file *filp)
 					"0 (error=%i)\n", errCode);
 		}
 	}
+
+	videobuf_mmap_free(&fh->vb_vidq);
+	videobuf_mmap_free(&fh->vb_vbiq);
 	kfree(fh);
 	dev->users--;
 	wake_up_interruptible_nr(&dev->open, 1);
-	mutex_unlock(&dev->lock);
 	return 0;
 }
 
@@ -1886,16 +2270,22 @@ em28xx_v4l2_read(struct file *filp, char __user *buf, size_t count,
 	 */
 
 	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
-		mutex_lock(&dev->lock);
-		rc = res_get(fh);
-		mutex_unlock(&dev->lock);
-
-		if (unlikely(rc < 0))
-			return rc;
+		if (res_locked(dev, EM28XX_RESOURCE_VIDEO))
+			return -EBUSY;
 
 		return videobuf_read_stream(&fh->vb_vidq, buf, count, pos, 0,
 					filp->f_flags & O_NONBLOCK);
 	}
+
+
+	if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		if (!res_get(fh, EM28XX_RESOURCE_VBI))
+			return -EBUSY;
+
+		return videobuf_read_stream(&fh->vb_vbiq, buf, count, pos, 0,
+					filp->f_flags & O_NONBLOCK);
+	}
+
 	return 0;
 }
 
@@ -1913,17 +2303,17 @@ static unsigned int em28xx_v4l2_poll(struct file *filp, poll_table *wait)
 	if (rc < 0)
 		return rc;
 
-	mutex_lock(&dev->lock);
-	rc = res_get(fh);
-	mutex_unlock(&dev->lock);
-
-	if (unlikely(rc < 0))
-		return POLLERR;
-
-	if (V4L2_BUF_TYPE_VIDEO_CAPTURE != fh->type)
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE) {
+		if (!res_get(fh, EM28XX_RESOURCE_VIDEO))
+			return POLLERR;
+		return videobuf_poll_stream(filp, &fh->vb_vidq, wait);
+	} else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE) {
+		if (!res_get(fh, EM28XX_RESOURCE_VBI))
+			return POLLERR;
+		return videobuf_poll_stream(filp, &fh->vb_vbiq, wait);
+	} else {
 		return POLLERR;
-
-	return videobuf_poll_stream(filp, &fh->vb_vidq, wait);
+	}
 }
 
 /*
@@ -1939,14 +2329,10 @@ static int em28xx_v4l2_mmap(struct file *filp, struct vm_area_struct *vma)
 	if (rc < 0)
 		return rc;
 
-	mutex_lock(&dev->lock);
-	rc = res_get(fh);
-	mutex_unlock(&dev->lock);
-
-	if (unlikely(rc < 0))
-		return rc;
-
-	rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
+	if (fh->type == V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		rc = videobuf_mmap_mapper(&fh->vb_vidq, vma);
+	else if (fh->type == V4L2_BUF_TYPE_VBI_CAPTURE)
+		rc = videobuf_mmap_mapper(&fh->vb_vbiq, vma);
 
 	em28xx_videodbg("vma start=0x%08lx, size=%ld, ret=%d\n",
 		(unsigned long)vma->vm_start,
@@ -1972,6 +2358,8 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
 	.vidioc_g_fmt_vid_cap       = vidioc_g_fmt_vid_cap,
 	.vidioc_try_fmt_vid_cap     = vidioc_try_fmt_vid_cap,
 	.vidioc_s_fmt_vid_cap       = vidioc_s_fmt_vid_cap,
+	.vidioc_g_fmt_vbi_cap       = vidioc_g_fmt_vbi_cap,
+	.vidioc_s_fmt_vbi_cap       = vidioc_s_fmt_vbi_cap,
 	.vidioc_g_audio             = vidioc_g_audio,
 	.vidioc_s_audio             = vidioc_s_audio,
 	.vidioc_cropcap             = vidioc_cropcap,
@@ -1984,6 +2372,7 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
 	.vidioc_querybuf            = vidioc_querybuf,
 	.vidioc_qbuf                = vidioc_qbuf,
 	.vidioc_dqbuf               = vidioc_dqbuf,
+	.vidioc_g_std               = vidioc_g_std,
 	.vidioc_s_std               = vidioc_s_std,
 	.vidioc_g_parm		    = vidioc_g_parm,
 	.vidioc_s_parm		    = vidioc_s_parm,
@@ -2105,13 +2494,10 @@ int em28xx_register_analog_devices(struct em28xx *dev)
 	dev->mute = 1;
 	dev->volume = 0x1f;
 
-	/* enable vbi capturing */
-
 /*	em28xx_write_reg(dev, EM28XX_R0E_AUDIOSRC, 0xc0); audio register */
 	val = (u8)em28xx_read_reg(dev, EM28XX_R0F_XCLK);
 	em28xx_write_reg(dev, EM28XX_R0F_XCLK,
 			 (EM28XX_XCLK_AUDIO_UNMUTE | val));
-	em28xx_write_reg(dev, EM28XX_R11_VINCTRL, 0x51);
 
 	em28xx_set_outfmt(dev);
 	em28xx_colorlevels_set_default(dev);
@@ -2134,14 +2520,17 @@ int em28xx_register_analog_devices(struct em28xx *dev)
 	}
 
 	/* Allocate and fill vbi video_device struct */
-	dev->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template, "vbi");
+	if (em28xx_vbi_supported(dev) == 1) {
+		dev->vbi_dev = em28xx_vdev_init(dev, &em28xx_video_template,
+						"vbi");
 
-	/* register v4l2 vbi video_device */
-	ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
-					vbi_nr[dev->devno]);
-	if (ret < 0) {
-		em28xx_errdev("unable to register vbi device\n");
-		return ret;
+		/* register v4l2 vbi video_device */
+		ret = video_register_device(dev->vbi_dev, VFL_TYPE_VBI,
+					    vbi_nr[dev->devno]);
+		if (ret < 0) {
+			em28xx_errdev("unable to register vbi device\n");
+			return ret;
+		}
 	}
 
 	if (em28xx_boards[dev->model].radio.type == EM28XX_RADIO) {
@@ -2161,8 +2550,12 @@ int em28xx_register_analog_devices(struct em28xx *dev)
 			    dev->radio_dev->num);
 	}
 
-	em28xx_info("V4L2 device registered as /dev/video%d and /dev/vbi%d\n",
-				dev->vdev->num, dev->vbi_dev->num);
+	em28xx_info("V4L2 video device registered as /dev/video%d\n",
+				dev->vdev->num);
+
+	if (dev->vbi_dev)
+		em28xx_info("V4L2 VBI device registered as /dev/vbi%d\n",
+			    dev->vbi_dev->num);
 
 	return 0;
 }
diff --git a/drivers/media/video/em28xx/em28xx.h b/drivers/media/video/em28xx/em28xx.h
index 0f2ba9a40d17..0a73e8bf0d6e 100644
--- a/drivers/media/video/em28xx/em28xx.h
+++ b/drivers/media/video/em28xx/em28xx.h
@@ -109,6 +109,7 @@
 #define EM2882_BOARD_EVGA_INDTUBE		  70
 #define EM2820_BOARD_SILVERCREST_WEBCAM           71
 #define EM2861_BOARD_GADMEI_UTV330PLUS           72
+#define EM2870_BOARD_REDDO_DVB_C_USB_BOX          73
 
 /* Limits minimum and default number of buffers */
 #define EM28XX_MIN_BUF 4
@@ -214,7 +215,8 @@ struct em28xx_usb_isoc_ctl {
 	int				tmp_buf_len;
 
 		/* Stores already requested buffers */
-	struct em28xx_buffer    	*buf;
+	struct em28xx_buffer    	*vid_buf;
+	struct em28xx_buffer    	*vbi_buf;
 
 		/* Stores the number of received fields */
 	int				nfields;
@@ -443,6 +445,10 @@ enum em28xx_dev_state {
 #define EM28XX_AUDIO   0x10
 #define EM28XX_DVB     0x20
 
+/* em28xx resource types (used for res_get/res_lock etc */
+#define EM28XX_RESOURCE_VIDEO 0x01
+#define EM28XX_RESOURCE_VBI   0x02
+
 struct em28xx_audio {
 	char name[50];
 	char *transfer_buffer[EM28XX_AUDIO_BUFS];
@@ -463,10 +469,11 @@ struct em28xx;
 
 struct em28xx_fh {
 	struct em28xx *dev;
-	unsigned int  stream_on:1;	/* Locks streams */
 	int           radio;
+	unsigned int  resources;
 
 	struct videobuf_queue        vb_vidq;
+	struct videobuf_queue        vb_vbiq;
 
 	enum v4l2_buf_type           type;
 };
@@ -493,7 +500,6 @@ struct em28xx {
 	/* Vinmode/Vinctl used at the driver */
 	int vinmode, vinctl;
 
-	unsigned int stream_on:1;	/* Locks streams */
 	unsigned int has_audio_class:1;
 	unsigned int has_alsa_audio:1;
 
@@ -544,6 +550,12 @@ struct em28xx {
 	enum em28xx_dev_state state;
 	enum em28xx_io_method io;
 
+	/* vbi related state tracking */
+	int capture_type;
+	int vbi_read;
+	unsigned char cur_field;
+
+
 	struct work_struct         request_module_wk;
 
 	/* locks */
@@ -555,10 +567,14 @@ struct em28xx {
 	struct video_device *vbi_dev;
 	struct video_device *radio_dev;
 
+	/* resources in use */
+	unsigned int resources;
+
 	unsigned char eedata[256];
 
 	/* Isoc control struct */
 	struct em28xx_dmaqueue vidq;
+	struct em28xx_dmaqueue vbiq;
 	struct em28xx_usb_isoc_ctl isoc_ctl;
 	spinlock_t slock;
 
@@ -639,6 +655,7 @@ int em28xx_audio_setup(struct em28xx *dev);
 
 int em28xx_colorlevels_set_default(struct em28xx *dev);
 int em28xx_capture_start(struct em28xx *dev, int start);
+int em28xx_vbi_supported(struct em28xx *dev);
 int em28xx_set_outfmt(struct em28xx *dev);
 int em28xx_resolution_set(struct em28xx *dev);
 int em28xx_set_alternate(struct em28xx *dev);
@@ -686,6 +703,9 @@ void em28xx_deregister_snapshot_button(struct em28xx *dev);
 int em28xx_ir_init(struct em28xx *dev);
 int em28xx_ir_fini(struct em28xx *dev);
 
+/* Provided by em28xx-vbi.c */
+extern struct videobuf_queue_ops em28xx_vbi_qops;
+
 /* printk macros */
 
 #define em28xx_err(fmt, arg...) do {\
diff --git a/drivers/media/video/et61x251/et61x251_core.c b/drivers/media/video/et61x251/et61x251_core.c
index d1c1e457f0b9..88987a57cf7b 100644
--- a/drivers/media/video/et61x251/et61x251_core.c
+++ b/drivers/media/video/et61x251/et61x251_core.c
@@ -1379,8 +1379,10 @@ et61x251_read(struct file* filp, char __user * buf,
 			    (!list_empty(&cam->outqueue)) ||
 			    (cam->state & DEV_DISCONNECTED) ||
 			    (cam->state & DEV_MISCONFIGURED),
-			    cam->module_param.frame_timeout *
-			    1000 * msecs_to_jiffies(1) );
+			    msecs_to_jiffies(
+				cam->module_param.frame_timeout * 1000
+			    )
+			  );
 		if (timeout < 0) {
 			mutex_unlock(&cam->fileop_mutex);
 			return timeout;
@@ -1494,7 +1496,7 @@ static void et61x251_vm_close(struct vm_area_struct* vma)
 }
 
 
-static struct vm_operations_struct et61x251_vm_ops = {
+static const struct vm_operations_struct et61x251_vm_ops = {
 	.open = et61x251_vm_open,
 	.close = et61x251_vm_close,
 };
diff --git a/drivers/media/video/gspca/Kconfig b/drivers/media/video/gspca/Kconfig
index 8897283b0bb4..fe2e490ebc52 100644
--- a/drivers/media/video/gspca/Kconfig
+++ b/drivers/media/video/gspca/Kconfig
@@ -19,6 +19,7 @@ if USB_GSPCA && VIDEO_V4L2
 
 source "drivers/media/video/gspca/m5602/Kconfig"
 source "drivers/media/video/gspca/stv06xx/Kconfig"
+source "drivers/media/video/gspca/gl860/Kconfig"
 
 config USB_GSPCA_CONEX
 	tristate "Conexant Camera Driver"
diff --git a/drivers/media/video/gspca/Makefile b/drivers/media/video/gspca/Makefile
index 035616b5e867..b7420818037e 100644
--- a/drivers/media/video/gspca/Makefile
+++ b/drivers/media/video/gspca/Makefile
@@ -58,3 +58,4 @@ gspca_zc3xx-objs    := zc3xx.o
 
 obj-$(CONFIG_USB_M5602)   += m5602/
 obj-$(CONFIG_USB_STV06XX) += stv06xx/
+obj-$(CONFIG_USB_GL860)   += gl860/
diff --git a/drivers/media/video/gspca/gl860/Kconfig b/drivers/media/video/gspca/gl860/Kconfig
new file mode 100644
index 000000000000..22772f53ec7b
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/Kconfig
@@ -0,0 +1,8 @@
+config USB_GL860
+	tristate "GL860 USB Camera Driver"
+	depends on VIDEO_V4L2 && USB_GSPCA
+	help
+	  Say Y here if you want support for cameras based on the GL860 chip.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called gspca_gl860.
diff --git a/drivers/media/video/gspca/gl860/Makefile b/drivers/media/video/gspca/gl860/Makefile
new file mode 100644
index 000000000000..13c9403cc87d
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/Makefile
@@ -0,0 +1,10 @@
+obj-$(CONFIG_USB_GL860) += gspca_gl860.o
+
+gspca_gl860-objs := gl860.o \
+		    gl860-mi1320.o \
+		    gl860-ov2640.o \
+		    gl860-ov9655.o \
+		    gl860-mi2020.o
+
+EXTRA_CFLAGS += -Idrivers/media/video/gspca
+
diff --git a/drivers/media/video/gspca/gl860/gl860-mi1320.c b/drivers/media/video/gspca/gl860/gl860-mi1320.c
new file mode 100644
index 000000000000..39f6261c1a0c
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860-mi1320.c
@@ -0,0 +1,537 @@
+/* @file gl860-mi1320.c
+ * @author Olivier LORIN from my logs
+ * @date 2009-08-27
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Sensor : MI1320 */
+
+#include "gl860.h"
+
+static struct validx tbl_common[] = {
+	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba51, 0x0066}, {0xba02, 0x00f1},
+	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
+	{0xffff, 0xffff},
+	{0xba00, 0x00f0}, {0xba02, 0x00f1}, {0xbafa, 0x0028}, {0xba02, 0x00f1},
+	{0xba00, 0x00f0}, {0xba01, 0x00f1}, {0xbaf0, 0x0006}, {0xba0e, 0x00f1},
+	{0xba70, 0x0006}, {0xba0e, 0x00f1},
+	{0xffff, 0xffff},
+	{0xba74, 0x0006}, {0xba0e, 0x00f1},
+	{0xffff, 0xffff},
+	{0x0061, 0x0000}, {0x0068, 0x000d},
+};
+
+static struct validx tbl_init_at_startup[] = {
+	{0x0000, 0x0000}, {0x0010, 0x0010},
+	{35, 0xffff},
+	{0x0008, 0x00c0}, {0x0001, 0x00c1}, {0x0001, 0x00c2}, {0x0020, 0x0006},
+	{0x006a, 0x000d},
+};
+
+static struct validx tbl_sensor_settings_common[] = {
+	{0x0010, 0x0010}, {0x0003, 0x00c1}, {0x0042, 0x00c2}, {0x0040, 0x0000},
+	{0x006a, 0x0007}, {0x006a, 0x000d}, {0x0063, 0x0006},
+};
+static struct validx tbl_sensor_settings_1280[] = {
+	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba5a, 0x0066}, {0xba02, 0x00f1},
+	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xba20, 0x0065}, {0xba00, 0x00f1},
+};
+static struct validx tbl_sensor_settings_800[] = {
+	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xba5a, 0x0066}, {0xba02, 0x00f1},
+	{0xba05, 0x0067}, {0xba05, 0x00f1}, {0xba20, 0x0065}, {0xba00, 0x00f1},
+};
+static struct validx tbl_sensor_settings_640[] = {
+	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
+	{0xba51, 0x0066}, {0xba02, 0x00f1}, {0xba05, 0x0067}, {0xba05, 0x00f1},
+	{0xba20, 0x0065}, {0xba00, 0x00f1},
+};
+static struct validx tbl_post_unset_alt[] = {
+	{0xba00, 0x00f0}, {0xba00, 0x00f1}, {0xbaa0, 0x0065}, {0xba00, 0x00f1},
+	{0x0061, 0x0000}, {0x0068, 0x000d},
+};
+
+static u8 *tbl_1280[] = {
+	"\x0d\x80\xf1\x08\x03\x04\xf1\x00" "\x04\x05\xf1\x02\x05\x00\xf1\xf1"
+	"\x06\x00\xf1\x0d\x20\x01\xf1\x00" "\x21\x84\xf1\x00\x0d\x00\xf1\x08"
+	"\xf0\x00\xf1\x01\x34\x00\xf1\x00" "\x9b\x43\xf1\x00\xa6\x05\xf1\x00"
+	"\xa9\x04\xf1\x00\xa1\x05\xf1\x00" "\xa4\x04\xf1\x00\xae\x0a\xf1\x08"
+	,
+	"\xf0\x00\xf1\x02\x3a\x05\xf1\xf1" "\x3c\x05\xf1\xf1\x59\x01\xf1\x47"
+	"\x5a\x01\xf1\x88\x5c\x0a\xf1\x06" "\x5d\x0e\xf1\x0a\x64\x5e\xf1\x1c"
+	"\xd2\x00\xf1\xcf\xcb\x00\xf1\x01"
+	,
+	"\xd3\x02\xd4\x28\xd5\x01\xd0\x02" "\xd1\x18\xd2\xc1"
+};
+
+static u8 *tbl_800[] = {
+	"\x0d\x80\xf1\x08\x03\x03\xf1\xc0" "\x04\x05\xf1\x02\x05\x00\xf1\xf1"
+	"\x06\x00\xf1\x0d\x20\x01\xf1\x00" "\x21\x84\xf1\x00\x0d\x00\xf1\x08"
+	"\xf0\x00\xf1\x01\x34\x00\xf1\x00" "\x9b\x43\xf1\x00\xa6\x05\xf1\x00"
+	"\xa9\x03\xf1\xc0\xa1\x03\xf1\x20" "\xa4\x02\xf1\x5a\xae\x0a\xf1\x08"
+	,
+	"\xf0\x00\xf1\x02\x3a\x05\xf1\xf1" "\x3c\x05\xf1\xf1\x59\x01\xf1\x47"
+	"\x5a\x01\xf1\x88\x5c\x0a\xf1\x06" "\x5d\x0e\xf1\x0a\x64\x5e\xf1\x1c"
+	"\xd2\x00\xf1\xcf\xcb\x00\xf1\x01"
+	,
+	"\xd3\x02\xd4\x18\xd5\x21\xd0\x02" "\xd1\x10\xd2\x59"
+};
+
+static u8 *tbl_640[] = {
+	"\x0d\x80\xf1\x08\x03\x04\xf1\x04" "\x04\x05\xf1\x02\x07\x01\xf1\x7c"
+	"\x08\x00\xf1\x0e\x21\x80\xf1\x00" "\x0d\x00\xf1\x08\xf0\x00\xf1\x01"
+	"\x34\x10\xf1\x10\x3a\x43\xf1\x00" "\xa6\x05\xf1\x02\xa9\x04\xf1\x04"
+	"\xa7\x02\xf1\x81\xaa\x01\xf1\xe2" "\xae\x0c\xf1\x09"
+	,
+	"\xf0\x00\xf1\x02\x39\x03\xf1\xfc" "\x3b\x04\xf1\x04\x57\x01\xf1\xb6"
+	"\x58\x02\xf1\x0d\x5c\x1f\xf1\x19" "\x5d\x24\xf1\x1e\x64\x5e\xf1\x1c"
+	"\xd2\x00\xf1\x00\xcb\x00\xf1\x01"
+	,
+	"\xd3\x02\xd4\x10\xd5\x81\xd0\x02" "\xd1\x08\xd2\xe1"
+};
+
+static s32 tbl_sat[] = {0x25, 0x1d, 0x15, 0x0d, 0x05, 0x4d, 0x55, 0x5d, 0x2d};
+static s32 tbl_bright[] = {0, 8, 0x10, 0x20, 0x30, 0x40, 0x50, 0x60, 0x70};
+static s32 tbl_backlight[] = {0x0e, 0x06, 0x02};
+
+static s32 tbl_cntr1[] = {
+	0x90, 0x98, 0xa0, 0xa8, 0xb0, 0xb8, 0xc0, 0xc8, 0xd0, 0xe0, 0xf0};
+static s32 tbl_cntr2[] = {
+	0x70, 0x68, 0x60, 0x58, 0x50, 0x48, 0x40, 0x38, 0x30, 0x20, 0x10};
+
+static u8 dat_wbalNL[] =
+	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x3b\x04\xf1\x2a\x47\x10\xf1\x10"
+	"\x9d\x3c\xf1\xae\xaf\x10\xf1\x00" "\xf0\x00\xf1\x02\x2f\x91\xf1\x20"
+	"\x9c\x91\xf1\x20\x37\x03\xf1\x00" "\x9d\xc5\xf1\x0f\xf0\x00\xf1\x00";
+
+static u8 dat_wbalLL[] =
+	"\xf0\x00\xf1\x01\x05\x00\xf1\x0c" "\x3b\x04\xf1\x2a\x47\x40\xf1\x40"
+	"\x9d\x20\xf1\xae\xaf\x10\xf1\x00" "\xf0\x00\xf1\x02\x2f\xd1\xf1\x00"
+	"\x9c\xd1\xf1\x00\x37\x03\xf1\x00" "\x9d\xc5\xf1\x3f\xf0\x00\xf1\x00";
+
+static u8 dat_wbalBL[] =
+	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x47\x10\xf1\x30\x9d\x3c\xf1\xae"
+	"\xaf\x10\xf1\x00\xf0\x00\xf1\x02" "\x2f\x91\xf1\x20\x9c\x91\xf1\x20"
+	"\x37\x03\xf1\x00\x9d\xc5\xf1\x2f" "\xf0\x00\xf1\x00";
+
+static u8 dat_hvflip1[] = {0xf0, 0x00, 0xf1, 0x00};
+
+static u8 s000[] =
+	"\x00\x01\x07\x6a\x06\x63\x0d\x6a" "\xc0\x00\x10\x10\xc1\x03\xc2\x42"
+	"\xd8\x04\x58\x00\x04\x02";
+static u8 s001[] =
+	"\x0d\x00\xf1\x0b\x0d\x00\xf1\x08" "\x35\x00\xf1\x22\x68\x00\xf1\x5d"
+	"\xf0\x00\xf1\x01\x06\x70\xf1\x0e" "\xf0\x00\xf1\x02\xdd\x18\xf1\xe0";
+static u8 s002[] =
+	"\x05\x01\xf1\x84\x06\x00\xf1\x44" "\x07\x00\xf1\xbe\x08\x00\xf1\x1e"
+	"\x20\x01\xf1\x03\x21\x84\xf1\x00" "\x22\x0d\xf1\x0f\x24\x80\xf1\x00"
+	"\x34\x18\xf1\x2d\x35\x00\xf1\x22" "\x43\x83\xf1\x83\x59\x00\xf1\xff";
+static u8 s003[] =
+	"\xf0\x00\xf1\x02\x39\x06\xf1\x8c" "\x3a\x06\xf1\x8c\x3b\x03\xf1\xda"
+	"\x3c\x05\xf1\x30\x57\x01\xf1\x0c" "\x58\x01\xf1\x42\x59\x01\xf1\x0c"
+	"\x5a\x01\xf1\x42\x5c\x13\xf1\x0e" "\x5d\x17\xf1\x12\x64\x1e\xf1\x1c";
+static u8 s004[] =
+	"\xf0\x00\xf1\x02\x24\x5f\xf1\x20" "\x28\xea\xf1\x02\x5f\x41\xf1\x43";
+static u8 s005[] =
+	"\x02\x00\xf1\xee\x03\x29\xf1\x1a" "\x04\x02\xf1\xa4\x09\x00\xf1\x68"
+	"\x0a\x00\xf1\x2a\x0b\x00\xf1\x04" "\x0c\x00\xf1\x93\x0d\x00\xf1\x82"
+	"\x0e\x00\xf1\x40\x0f\x00\xf1\x5f" "\x10\x00\xf1\x4e\x11\x00\xf1\x5b";
+static u8 s006[] =
+	"\x15\x00\xf1\xc9\x16\x00\xf1\x5e" "\x17\x00\xf1\x9d\x18\x00\xf1\x06"
+	"\x19\x00\xf1\x89\x1a\x00\xf1\x12" "\x1b\x00\xf1\xa1\x1c\x00\xf1\xe4"
+	"\x1d\x00\xf1\x7a\x1e\x00\xf1\x64" "\xf6\x00\xf1\x5f";
+static u8 s007[] =
+	"\xf0\x00\xf1\x01\x53\x09\xf1\x03" "\x54\x3d\xf1\x1c\x55\x99\xf1\x72"
+	"\x56\xc1\xf1\xb1\x57\xd8\xf1\xce" "\x58\xe0\xf1\x00\xdc\x0a\xf1\x03"
+	"\xdd\x45\xf1\x20\xde\xae\xf1\x82" "\xdf\xdc\xf1\xc9\xe0\xf6\xf1\xea"
+	"\xe1\xff\xf1\x00";
+static u8 s008[] =
+	"\xf0\x00\xf1\x01\x80\x00\xf1\x06" "\x81\xf6\xf1\x08\x82\xfb\xf1\xf7"
+	"\x83\x00\xf1\xfe\xb6\x07\xf1\x03" "\xb7\x18\xf1\x0c\x84\xfb\xf1\x06"
+	"\x85\xfb\xf1\xf9\x86\x00\xf1\xff" "\xb8\x07\xf1\x04\xb9\x16\xf1\x0a";
+static u8 s009[] =
+	"\x87\xfa\xf1\x05\x88\xfc\xf1\xf9" "\x89\x00\xf1\xff\xba\x06\xf1\x03"
+	"\xbb\x17\xf1\x09\x8a\xe8\xf1\x14" "\x8b\xf7\xf1\xf0\x8c\xfd\xf1\xfa"
+	"\x8d\x00\xf1\x00\xbc\x05\xf1\x01" "\xbd\x0c\xf1\x08\xbe\x00\xf1\x14";
+static u8 s010[] =
+	"\x8e\xea\xf1\x13\x8f\xf7\xf1\xf2" "\x90\xfd\xf1\xfa\x91\x00\xf1\x00"
+	"\xbf\x05\xf1\x01\xc0\x0a\xf1\x08" "\xc1\x00\xf1\x0c\x92\xed\xf1\x0f"
+	"\x93\xf9\xf1\xf4\x94\xfe\xf1\xfb" "\x95\x00\xf1\x00\xc2\x04\xf1\x01"
+	"\xc3\x0a\xf1\x07\xc4\x00\xf1\x10";
+static u8 s011[] =
+	"\xf0\x00\xf1\x01\x05\x00\xf1\x06" "\x25\x00\xf1\x55\x34\x10\xf1\x10"
+	"\x35\xf0\xf1\x10\x3a\x02\xf1\x03" "\x3b\x04\xf1\x2a\x9b\x43\xf1\x00"
+	"\xa4\x03\xf1\xc0\xa7\x02\xf1\x81";
+
+static int  mi1320_init_at_startup(struct gspca_dev *gspca_dev);
+static int  mi1320_configure_alt(struct gspca_dev *gspca_dev);
+static int  mi1320_init_pre_alt(struct gspca_dev *gspca_dev);
+static int  mi1320_init_post_alt(struct gspca_dev *gspca_dev);
+static void mi1320_post_unset_alt(struct gspca_dev *gspca_dev);
+static int  mi1320_sensor_settings(struct gspca_dev *gspca_dev);
+static int  mi1320_camera_settings(struct gspca_dev *gspca_dev);
+/*==========================================================================*/
+
+void mi1320_init_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vcur.backlight  =  0;
+	sd->vcur.brightness =  0;
+	sd->vcur.sharpness  =  6;
+	sd->vcur.contrast   = 10;
+	sd->vcur.gamma      = 20;
+	sd->vcur.hue        =  0;
+	sd->vcur.saturation =  6;
+	sd->vcur.whitebal   =  0;
+	sd->vcur.mirror     = 0;
+	sd->vcur.flip       = 0;
+	sd->vcur.AC50Hz     = 1;
+
+	sd->vmax.backlight  =  2;
+	sd->vmax.brightness =  8;
+	sd->vmax.sharpness  =  7;
+	sd->vmax.contrast   =  0; /* 10 but not working with tihs driver */
+	sd->vmax.gamma      = 40;
+	sd->vmax.hue        =  5 + 1;
+	sd->vmax.saturation =  8;
+	sd->vmax.whitebal   =  2;
+	sd->vmax.mirror     = 1;
+	sd->vmax.flip       = 1;
+	sd->vmax.AC50Hz     = 1;
+
+	sd->dev_camera_settings = mi1320_camera_settings;
+	sd->dev_init_at_startup = mi1320_init_at_startup;
+	sd->dev_configure_alt   = mi1320_configure_alt;
+	sd->dev_init_pre_alt    = mi1320_init_pre_alt;
+	sd->dev_post_unset_alt  = mi1320_post_unset_alt;
+}
+
+/*==========================================================================*/
+
+static void common(struct gspca_dev *gspca_dev)
+{
+	s32 n; /* reserved for FETCH macros */
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 22, s000);
+	ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x0000, 0, NULL);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 32, s001);
+	n = fetch_validx(gspca_dev, tbl_common, ARRAY_SIZE(tbl_common));
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, s002);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, s003);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 16, s004);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, s005);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 44, s006);
+	keep_on_fetching_validx(gspca_dev, tbl_common,
+					ARRAY_SIZE(tbl_common), n);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 52, s007);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, s008);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 48, s009);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 56, s010);
+	keep_on_fetching_validx(gspca_dev, tbl_common,
+					ARRAY_SIZE(tbl_common), n);
+	ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, s011);
+	keep_on_fetching_validx(gspca_dev, tbl_common,
+					ARRAY_SIZE(tbl_common), n);
+}
+
+static int mi1320_init_at_startup(struct gspca_dev *gspca_dev)
+{
+	fetch_validx(gspca_dev, tbl_init_at_startup,
+				ARRAY_SIZE(tbl_init_at_startup));
+
+	common(gspca_dev);
+
+/*	ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL); */
+
+	return 0;
+}
+
+static int mi1320_init_pre_alt(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->mirrorMask = 0;
+
+	sd->vold.backlight  = -1;
+	sd->vold.brightness = -1;
+	sd->vold.sharpness  = -1;
+	sd->vold.contrast   = -1;
+	sd->vold.saturation = -1;
+	sd->vold.gamma    = -1;
+	sd->vold.hue      = -1;
+	sd->vold.whitebal = -1;
+	sd->vold.mirror   = -1;
+	sd->vold.flip     = -1;
+	sd->vold.AC50Hz   = -1;
+
+	common(gspca_dev);
+
+	mi1320_sensor_settings(gspca_dev);
+
+	mi1320_init_post_alt(gspca_dev);
+
+	return 0;
+}
+
+static int mi1320_init_post_alt(struct gspca_dev *gspca_dev)
+{
+	mi1320_camera_settings(gspca_dev);
+
+	return 0;
+}
+
+static int mi1320_sensor_settings(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
+
+	fetch_validx(gspca_dev, tbl_sensor_settings_common,
+				ARRAY_SIZE(tbl_sensor_settings_common));
+
+	switch (reso) {
+	case IMAGE_1280:
+		fetch_validx(gspca_dev, tbl_sensor_settings_1280,
+					ARRAY_SIZE(tbl_sensor_settings_1280));
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 64, tbl_1280[0]);
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_1280[1]);
+		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_1280[2]);
+		break;
+
+	case IMAGE_800:
+		fetch_validx(gspca_dev, tbl_sensor_settings_800,
+					ARRAY_SIZE(tbl_sensor_settings_800));
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 64, tbl_800[0]);
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_800[1]);
+		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_800[2]);
+		break;
+
+	default:
+		fetch_validx(gspca_dev, tbl_sensor_settings_640,
+					ARRAY_SIZE(tbl_sensor_settings_640));
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 60, tbl_640[0]);
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 40, tbl_640[1]);
+		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, tbl_640[2]);
+		break;
+	}
+	return 0;
+}
+
+static int mi1320_configure_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	switch (reso) {
+	case IMAGE_640:
+		gspca_dev->alt = 3 + 1;
+		break;
+
+	case IMAGE_800:
+	case IMAGE_1280:
+		gspca_dev->alt = 1 + 1;
+		break;
+	}
+	return 0;
+}
+
+int mi1320_camera_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	s32 backlight = sd->vcur.backlight;
+	s32 bright = sd->vcur.brightness;
+	s32 sharp  = sd->vcur.sharpness;
+	s32 cntr   = sd->vcur.contrast;
+	s32 gam	   = sd->vcur.gamma;
+	s32 hue    = sd->vcur.hue;
+	s32 sat	   = sd->vcur.saturation;
+	s32 wbal   = sd->vcur.whitebal;
+	s32 mirror = (((sd->vcur.mirror > 0) ^ sd->mirrorMask) > 0);
+	s32 flip   = (((sd->vcur.flip   > 0) ^ sd->mirrorMask) > 0);
+	s32 freq   = (sd->vcur.AC50Hz > 0);
+	s32 i;
+
+	if (freq != sd->vold.AC50Hz) {
+		sd->vold.AC50Hz = freq;
+
+		freq = 2 * (freq == 0);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba02, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00       , 0x005b, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01 + freq, 0x00f1, 0, NULL);
+	}
+
+	if (wbal != sd->vold.whitebal) {
+		sd->vold.whitebal = wbal;
+		if (wbal < 0 || wbal > sd->vmax.whitebal)
+			wbal = 0;
+
+		for (i = 0; i < 2; i++) {
+			if (wbal == 0) { /* Normal light */
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0010, 0x0010, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0003, 0x00c1, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0042, 0x00c2, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 3,
+						0xba00, 0x0200, 48, dat_wbalNL);
+			}
+
+			if (wbal == 1) { /* Low light */
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0010, 0x0010, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0004, 0x00c1, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0043, 0x00c2, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 3,
+						0xba00, 0x0200, 48, dat_wbalLL);
+			}
+
+			if (wbal == 2) { /* Back light */
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0010, 0x0010, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0003, 0x00c1, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 1,
+						0x0042, 0x00c2, 0, NULL);
+				ctrl_out(gspca_dev, 0x40, 3,
+						0xba00, 0x0200, 44, dat_wbalBL);
+			}
+		}
+	}
+
+	if (bright != sd->vold.brightness) {
+		sd->vold.brightness = bright;
+		if (bright < 0 || bright > sd->vmax.brightness)
+			bright = 0;
+
+		bright = tbl_bright[bright];
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + bright, 0x0034, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + bright, 0x00f1, 0, NULL);
+	}
+
+	if (sat != sd->vold.saturation) {
+		sd->vold.saturation = sat;
+		if (sat < 0 || sat > sd->vmax.saturation)
+			sat = 0;
+
+		sat = tbl_sat[sat];
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00      , 0x0025, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + sat, 0x00f1, 0, NULL);
+	}
+
+	if (sharp != sd->vold.sharpness) {
+		sd->vold.sharpness = sharp;
+		if (sharp < 0 || sharp > sd->vmax.sharpness)
+			sharp = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00        , 0x0005, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + sharp, 0x00f1, 0, NULL);
+	}
+
+	if (hue != sd->vold.hue) {
+		/* 0=normal  1=NB  2="sepia"  3=negative  4=other  5=other2 */
+		if (hue < 0 || hue > sd->vmax.hue)
+			hue = 0;
+		if (hue == sd->vmax.hue)
+			sd->swapRB = 1;
+		else
+			sd->swapRB = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba70, 0x00e2, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + hue * (hue < 6), 0x00f1,
+							0, NULL);
+	}
+
+	if (backlight != sd->vold.backlight) {
+		sd->vold.backlight = backlight;
+		if (backlight < 0 || backlight > sd->vmax.backlight)
+			backlight = 0;
+
+		backlight = tbl_backlight[backlight];
+		for (i = 0; i < 2; i++) {
+			ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0xba74, 0x0006, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0xba80 + backlight, 0x00f1,
+								0, NULL);
+		}
+	}
+
+	if (hue != sd->vold.hue) {
+		sd->vold.hue = hue;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba70, 0x00e2, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + hue * (hue < 6), 0x00f1,
+							0, NULL);
+	}
+
+	if (mirror != sd->vold.mirror || flip != sd->vold.flip) {
+		u8 dat_hvflip2[4] = {0x20, 0x01, 0xf1, 0x00};
+		sd->vold.mirror = mirror;
+		sd->vold.flip = flip;
+
+		dat_hvflip2[3] = flip + 2 * mirror;
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 4, dat_hvflip1);
+		ctrl_out(gspca_dev, 0x40, 3, 0xba00, 0x0200, 4, dat_hvflip2);
+	}
+
+	if (gam != sd->vold.gamma) {
+		sd->vold.gamma = gam;
+		if (gam < 0 || gam > sd->vmax.gamma)
+			gam = 0;
+
+		gam = 2 * gam;
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba04      , 0x003b, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba02 + gam, 0x00f1, 0, NULL);
+	}
+
+	if (cntr != sd->vold.contrast) {
+		sd->vold.contrast = cntr;
+		if (cntr < 0 || cntr > sd->vmax.contrast)
+			cntr = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00, 0x00f0, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba01, 0x00f1, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + tbl_cntr1[cntr], 0x0035,
+							0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0xba00 + tbl_cntr2[cntr], 0x00f1,
+							0, NULL);
+	}
+
+	return 0;
+}
+
+static void mi1320_post_unset_alt(struct gspca_dev *gspca_dev)
+{
+	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
+
+	fetch_validx(gspca_dev, tbl_post_unset_alt,
+				ARRAY_SIZE(tbl_post_unset_alt));
+}
diff --git a/drivers/media/video/gspca/gl860/gl860-mi2020.c b/drivers/media/video/gspca/gl860/gl860-mi2020.c
new file mode 100644
index 000000000000..ffb09fed3e8c
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860-mi2020.c
@@ -0,0 +1,937 @@
+/* @file gl860-mi2020.c
+ * @author Olivier LORIN, from Ice/Soro2005's logs(A), Fret_saw/Hulkie's
+ * logs(B) and Tricid"s logs(C). With the help of Kytrix/BUGabundo/Blazercist.
+ * @date 2009-08-27
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Sensor : MI2020 */
+
+#include "gl860.h"
+
+static u8 dat_bright1[] = {0x8c, 0xa2, 0x06};
+static u8 dat_bright3[] = {0x8c, 0xa1, 0x02};
+static u8 dat_bright4[] = {0x90, 0x00, 0x0f};
+static u8 dat_bright5[] = {0x8c, 0xa1, 0x03};
+static u8 dat_bright6[] = {0x90, 0x00, 0x05};
+
+static u8 dat_dummy1[] = {0x90, 0x00, 0x06};
+/*static u8 dummy2[] = {0x8c, 0xa1, 0x02};*/
+/*static u8 dummy3[] = {0x90, 0x00, 0x1f};*/
+
+static u8 dat_hvflip1[] = {0x8c, 0x27, 0x19};
+static u8 dat_hvflip3[] = {0x8c, 0x27, 0x3b};
+static u8 dat_hvflip5[] = {0x8c, 0xa1, 0x03};
+static u8 dat_hvflip6[] = {0x90, 0x00, 0x06};
+
+static u8 dat_freq1[] = { 0x8c, 0xa4, 0x04 };
+
+static u8 dat_multi5[] = { 0x8c, 0xa1, 0x03 };
+static u8 dat_multi6[] = { 0x90, 0x00, 0x05 };
+
+static struct validx tbl_common_a[] = {
+	{0x0000, 0x0000},
+	{1, 0xffff}, /* msleep(35); */
+	{0x006a, 0x0007}, {0x0063, 0x0006}, {0x006a, 0x000d}, {0x0000, 0x00c0},
+	{0x0010, 0x0010}, {0x0003, 0x00c1}, {0x0042, 0x00c2}, {0x0004, 0x00d8},
+	{0x0000, 0x0058}, {0x0002, 0x0004}, {0x0041, 0x0000},
+};
+
+static struct validx tbl_common_b[] = {
+	{0x006a, 0x0007},
+	{35, 0xffff},
+	{0x00ef, 0x0006},
+	{35, 0xffff},
+	{0x006a, 0x000d},
+	{35, 0xffff},
+	{0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0003, 0x00c1}, {0x0042, 0x00c2},
+	{0x0004, 0x00d8}, {0x0000, 0x0058}, {0x0041, 0x0000},
+};
+
+static struct idxdata tbl_common_c[] = {
+	{0x32, "\x02\x00\x08"}, {0x33, "\xf4\x03\x1d"},
+	{6, "\xff\xff\xff"}, /* 12 */
+	{0x34, "\x1e\x8f\x09"}, {0x34, "\x1c\x01\x28"}, {0x34, "\x1e\x8f\x09"},
+	{2, "\xff\xff\xff"}, /* - */
+	{0x34, "\x1e\x8f\x09"}, {0x32, "\x14\x06\xe6"}, {0x33, "\x8c\x22\x23"},
+	{0x33, "\x90\x00\x00"}, {0x33, "\x8c\xa2\x0f"}, {0x33, "\x90\x00\x0d"},
+	{0x33, "\x8c\xa2\x10"}, {0x33, "\x90\x00\x0b"}, {0x33, "\x8c\xa2\x11"},
+	{0x33, "\x90\x00\x07"}, {0x33, "\xf4\x03\x1d"}, {0x35, "\xa2\x00\xe2"},
+	{0x33, "\x8c\xab\x05"}, {0x33, "\x90\x00\x01"}, {0x32, "\x6e\x00\x86"},
+	{0x32, "\x70\x0f\xaa"}, {0x32, "\x72\x0f\xe4"}, {0x33, "\x8c\xa3\x4a"},
+	{0x33, "\x90\x00\x5a"}, {0x33, "\x8c\xa3\x4b"}, {0x33, "\x90\x00\xa6"},
+	{0x33, "\x8c\xa3\x61"}, {0x33, "\x90\x00\xc8"}, {0x33, "\x8c\xa3\x62"},
+	{0x33, "\x90\x00\xe1"}, {0x34, "\xce\x01\xa8"}, {0x34, "\xd0\x66\x33"},
+	{0x34, "\xd2\x31\x9a"}, {0x34, "\xd4\x94\x63"}, {0x34, "\xd6\x4b\x25"},
+	{0x34, "\xd8\x26\x70"}, {0x34, "\xda\x72\x4c"}, {0x34, "\xdc\xff\x04"},
+	{0x34, "\xde\x01\x5b"}, {0x34, "\xe6\x01\x13"}, {0x34, "\xee\x0b\xf0"},
+	{0x34, "\xf6\x0b\xa4"}, {0x35, "\x00\xf6\xe7"}, {0x35, "\x08\x0d\xfd"},
+	{0x35, "\x10\x25\x63"}, {0x35, "\x18\x35\x6c"}, {0x35, "\x20\x42\x7e"},
+	{0x35, "\x28\x19\x44"}, {0x35, "\x30\x39\xd4"}, {0x35, "\x38\xf5\xa8"},
+	{0x35, "\x4c\x07\x90"}, {0x35, "\x44\x07\xb8"}, {0x35, "\x5c\x06\x88"},
+	{0x35, "\x54\x07\xff"}, {0x34, "\xe0\x01\x52"}, {0x34, "\xe8\x00\xcc"},
+	{0x34, "\xf0\x0d\x83"}, {0x34, "\xf8\x0c\xb3"}, {0x35, "\x02\xfe\xba"},
+	{0x35, "\x0a\x04\xe0"}, {0x35, "\x12\x1c\x63"}, {0x35, "\x1a\x2b\x5a"},
+	{0x35, "\x22\x32\x5e"}, {0x35, "\x2a\x0d\x28"}, {0x35, "\x32\x2c\x02"},
+	{0x35, "\x3a\xf4\xfa"}, {0x35, "\x4e\x07\xef"}, {0x35, "\x46\x07\x88"},
+	{0x35, "\x5e\x07\xc1"}, {0x35, "\x56\x04\x64"}, {0x34, "\xe4\x01\x15"},
+	{0x34, "\xec\x00\x82"}, {0x34, "\xf4\x0c\xce"}, {0x34, "\xfc\x0c\xba"},
+	{0x35, "\x06\x1f\x02"}, {0x35, "\x0e\x02\xe3"}, {0x35, "\x16\x1a\x50"},
+	{0x35, "\x1e\x24\x39"}, {0x35, "\x26\x23\x4c"}, {0x35, "\x2e\xf9\x1b"},
+	{0x35, "\x36\x23\x19"}, {0x35, "\x3e\x12\x08"}, {0x35, "\x52\x07\x22"},
+	{0x35, "\x4a\x03\xd3"}, {0x35, "\x62\x06\x54"}, {0x35, "\x5a\x04\x5d"},
+	{0x34, "\xe2\x01\x04"}, {0x34, "\xea\x00\xa0"}, {0x34, "\xf2\x0c\xbc"},
+	{0x34, "\xfa\x0c\x5b"}, {0x35, "\x04\x17\xf2"}, {0x35, "\x0c\x02\x08"},
+	{0x35, "\x14\x28\x43"}, {0x35, "\x1c\x28\x62"}, {0x35, "\x24\x2b\x60"},
+	{0x35, "\x2c\x07\x33"}, {0x35, "\x34\x1f\xb0"}, {0x35, "\x3c\xed\xcd"},
+	{0x35, "\x50\x00\x06"}, {0x35, "\x48\x07\xff"}, {0x35, "\x60\x05\x89"},
+	{0x35, "\x58\x07\xff"}, {0x35, "\x40\x00\xa0"}, {0x35, "\x42\x00\x00"},
+	{0x32, "\x10\x01\xfc"}, {0x33, "\x8c\xa1\x18"}, {0x33, "\x90\x00\x3c"},
+	{1, "\xff\xff\xff"},
+	{0x33, "\x78\x00\x00"},
+	{1, "\xff\xff\xff"},
+	{0x35, "\xb8\x1f\x20"}, {0x33, "\x8c\xa2\x06"}, {0x33, "\x90\x00\x10"},
+	{0x33, "\x8c\xa2\x07"}, {0x33, "\x90\x00\x08"}, {0x33, "\x8c\xa2\x42"},
+	{0x33, "\x90\x00\x0b"}, {0x33, "\x8c\xa2\x4a"}, {0x33, "\x90\x00\x8c"},
+	{0x35, "\xba\xfa\x08"}, {0x33, "\x8c\xa2\x02"}, {0x33, "\x90\x00\x22"},
+	{0x33, "\x8c\xa2\x03"}, {0x33, "\x90\x00\xbb"},
+};
+
+static struct idxdata tbl_common_d[] = {
+	{0x33, "\x8c\x22\x2e"}, {0x33, "\x90\x00\xa0"}, {0x33, "\x8c\xa4\x08"},
+	{0x33, "\x90\x00\x1f"}, {0x33, "\x8c\xa4\x09"}, {0x33, "\x90\x00\x21"},
+	{0x33, "\x8c\xa4\x0a"}, {0x33, "\x90\x00\x25"}, {0x33, "\x8c\xa4\x0b"},
+	{0x33, "\x90\x00\x27"}, {0x33, "\x8c\x24\x11"}, {0x33, "\x90\x00\xa0"},
+	{0x33, "\x8c\x24\x13"}, {0x33, "\x90\x00\xc0"}, {0x33, "\x8c\x24\x15"},
+	{0x33, "\x90\x00\xa0"}, {0x33, "\x8c\x24\x17"}, {0x33, "\x90\x00\xc0"},
+};
+
+static struct idxdata tbl_common_e[] = {
+	{0x33, "\x8c\xa4\x04"}, {0x33, "\x90\x00\x80"}, {0x33, "\x8c\xa7\x9d"},
+	{0x33, "\x90\x00\x00"}, {0x33, "\x8c\xa7\x9e"}, {0x33, "\x90\x00\x00"},
+	{0x33, "\x8c\xa2\x0c"}, {0x33, "\x90\x00\x17"}, {0x33, "\x8c\xa2\x15"},
+	{0x33, "\x90\x00\x04"}, {0x33, "\x8c\xa2\x14"}, {0x33, "\x90\x00\x20"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x17"},
+	/* msleep(53); */
+	{0x33, "\x90\x21\x11"}, {0x33, "\x8c\x27\x1b"}, {0x33, "\x90\x02\x4f"},
+	{0x33, "\x8c\x27\x25"}, {0x33, "\x90\x06\x0f"}, {0x33, "\x8c\x27\x39"},
+	{0x33, "\x90\x21\x11"}, {0x33, "\x8c\x27\x3d"}, {0x33, "\x90\x01\x20"},
+	{0x33, "\x8c\x27\x47"}, {0x33, "\x90\x09\x4c"}, {0x33, "\x8c\x27\x03"},
+	{0x33, "\x90\x02\x84"}, {0x33, "\x8c\x27\x05"}, {0x33, "\x90\x01\xe2"},
+	{0x33, "\x8c\x27\x07"}, {0x33, "\x90\x06\x40"}, {0x33, "\x8c\x27\x09"},
+	{0x33, "\x90\x04\xb0"}, {0x33, "\x8c\x27\x0d"}, {0x33, "\x90\x00\x00"},
+	{0x33, "\x8c\x27\x0f"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x11"},
+	{0x33, "\x90\x04\xbd"}, {0x33, "\x8c\x27\x13"}, {0x33, "\x90\x06\x4d"},
+	{0x33, "\x8c\x27\x15"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x17"},
+	{0x33, "\x90\x21\x11"}, {0x33, "\x8c\x27\x19"}, {0x33, "\x90\x04\x6c"},
+	{0x33, "\x8c\x27\x1b"}, {0x33, "\x90\x02\x4f"}, {0x33, "\x8c\x27\x1d"},
+	{0x33, "\x90\x01\x02"}, {0x33, "\x8c\x27\x1f"}, {0x33, "\x90\x02\x79"},
+	{0x33, "\x8c\x27\x21"}, {0x33, "\x90\x01\x55"}, {0x33, "\x8c\x27\x23"},
+	{0x33, "\x90\x02\x85"}, {0x33, "\x8c\x27\x25"}, {0x33, "\x90\x06\x0f"},
+	{0x33, "\x8c\x27\x27"}, {0x33, "\x90\x20\x20"}, {0x33, "\x8c\x27\x29"},
+	{0x33, "\x90\x20\x20"}, {0x33, "\x8c\x27\x2b"}, {0x33, "\x90\x10\x20"},
+	{0x33, "\x8c\x27\x2d"}, {0x33, "\x90\x20\x07"}, {0x33, "\x8c\x27\x2f"},
+	{0x33, "\x90\x00\x04"}, {0x33, "\x8c\x27\x31"}, {0x33, "\x90\x00\x04"},
+	{0x33, "\x8c\x27\x33"}, {0x33, "\x90\x04\xbb"}, {0x33, "\x8c\x27\x35"},
+	{0x33, "\x90\x06\x4b"}, {0x33, "\x8c\x27\x37"}, {0x33, "\x90\x00\x00"},
+	{0x33, "\x8c\x27\x39"}, {0x33, "\x90\x21\x11"}, {0x33, "\x8c\x27\x3b"},
+	{0x33, "\x90\x00\x24"}, {0x33, "\x8c\x27\x3d"}, {0x33, "\x90\x01\x20"},
+	{0x33, "\x8c\x27\x41"}, {0x33, "\x90\x01\x69"}, {0x33, "\x8c\x27\x45"},
+	{0x33, "\x90\x04\xed"}, {0x33, "\x8c\x27\x47"}, {0x33, "\x90\x09\x4c"},
+	{0x33, "\x8c\x27\x51"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x53"},
+	{0x33, "\x90\x03\x20"}, {0x33, "\x8c\x27\x55"}, {0x33, "\x90\x00\x00"},
+	{0x33, "\x8c\x27\x57"}, {0x33, "\x90\x02\x58"}, {0x33, "\x8c\x27\x5f"},
+	{0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x61"}, {0x33, "\x90\x06\x40"},
+	{0x33, "\x8c\x27\x63"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x65"},
+	{0x33, "\x90\x04\xb0"}, {0x33, "\x8c\x22\x2e"}, {0x33, "\x90\x00\xa1"},
+	{0x33, "\x8c\xa4\x08"}, {0x33, "\x90\x00\x1f"}, {0x33, "\x8c\xa4\x09"},
+	{0x33, "\x90\x00\x21"}, {0x33, "\x8c\xa4\x0a"}, {0x33, "\x90\x00\x25"},
+	{0x33, "\x8c\xa4\x0b"}, {0x33, "\x90\x00\x27"}, {0x33, "\x8c\x24\x11"},
+	{0x33, "\x90\x00\xa1"}, {0x33, "\x8c\x24\x13"}, {0x33, "\x90\x00\xc1"},
+	{0x33, "\x8c\x24\x15"},
+};
+
+static struct validx tbl_init_at_startup[] = {
+	{0x0000, 0x0000},
+	{53, 0xffff},
+	{0x0010, 0x0010},
+	{53, 0xffff},
+	{0x0008, 0x00c0},
+	{53, 0xffff},
+	{0x0001, 0x00c1},
+	{53, 0xffff},
+	{0x0001, 0x00c2},
+	{53, 0xffff},
+	{0x0020, 0x0006},
+	{53, 0xffff},
+	{0x006a, 0x000d},
+	{53, 0xffff},
+};
+
+static struct idxdata tbl_init_post_alt_low_a[] = {
+	{0x33, "\x8c\x27\x15"}, {0x33, "\x90\x00\x25"}, {0x33, "\x8c\x22\x2e"},
+	{0x33, "\x90\x00\x81"}, {0x33, "\x8c\xa4\x08"}, {0x33, "\x90\x00\x17"},
+	{0x33, "\x8c\xa4\x09"}, {0x33, "\x90\x00\x1a"}, {0x33, "\x8c\xa4\x0a"},
+	{0x33, "\x90\x00\x1d"}, {0x33, "\x8c\xa4\x0b"}, {0x33, "\x90\x00\x20"},
+	{0x33, "\x8c\x24\x11"}, {0x33, "\x90\x00\x81"}, {0x33, "\x8c\x24\x13"},
+	{0x33, "\x90\x00\x9b"},
+};
+
+static struct idxdata tbl_init_post_alt_low_b[] = {
+	{0x33, "\x8c\x27\x03"}, {0x33, "\x90\x03\x24"}, {0x33, "\x8c\x27\x05"},
+	{0x33, "\x90\x02\x58"}, {0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"},
+	{2, "\xff\xff\xff"},
+};
+
+static struct idxdata tbl_init_post_alt_low_c[] = {
+	{0x34, "\x1e\x8f\x09"}, {0x34, "\x1c\x01\x28"}, {0x34, "\x1e\x8f\x09"},
+	{2, "\xff\xff\xff"},
+	{0x34, "\x1e\x8f\x09"}, {0x32, "\x14\x06\xe6"}, {0x33, "\x8c\xa1\x20"},
+	{0x33, "\x90\x00\x00"}, {0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x01"},
+	{0x33, "\x2e\x01\x00"}, {0x34, "\x04\x00\x2a"}, {0x33, "\x8c\xa7\x02"},
+	{0x33, "\x90\x00\x00"}, {0x33, "\x8c\x27\x95"}, {0x33, "\x90\x01\x00"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x20"}, {0x33, "\x90\x00\x72"}, {0x33, "\x8c\xa1\x03"},
+	{0x33, "\x90\x00\x02"}, {0x33, "\x8c\xa7\x02"}, {0x33, "\x90\x00\x01"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x20"}, {0x33, "\x90\x00\x00"}, {0x33, "\x8c\xa1\x03"},
+	{0x33, "\x90\x00\x01"}, {0x33, "\x8c\xa7\x02"}, {0x33, "\x90\x00\x00"},
+	{2, "\xff\xff\xff"}, /* - * */
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"},
+	{1, "\xff\xff\xff"},
+};
+
+static struct idxdata tbl_init_post_alt_low_d[] = {
+	{0x32, "\x10\x01\xf8"}, {0x34, "\xce\x01\xa8"}, {0x34, "\xd0\x66\x33"},
+	{0x34, "\xd2\x31\x9a"}, {0x34, "\xd4\x94\x63"}, {0x34, "\xd6\x4b\x25"},
+	{0x34, "\xd8\x26\x70"}, {0x34, "\xda\x72\x4c"}, {0x34, "\xdc\xff\x04"},
+	{0x34, "\xde\x01\x5b"}, {0x34, "\xe6\x01\x13"}, {0x34, "\xee\x0b\xf0"},
+	{0x34, "\xf6\x0b\xa4"}, {0x35, "\x00\xf6\xe7"}, {0x35, "\x08\x0d\xfd"},
+	{0x35, "\x10\x25\x63"}, {0x35, "\x18\x35\x6c"}, {0x35, "\x20\x42\x7e"},
+	{0x35, "\x28\x19\x44"}, {0x35, "\x30\x39\xd4"}, {0x35, "\x38\xf5\xa8"},
+	{0x35, "\x4c\x07\x90"}, {0x35, "\x44\x07\xb8"}, {0x35, "\x5c\x06\x88"},
+	{0x35, "\x54\x07\xff"}, {0x34, "\xe0\x01\x52"}, {0x34, "\xe8\x00\xcc"},
+	{0x34, "\xf0\x0d\x83"}, {0x34, "\xf8\x0c\xb3"}, {0x35, "\x02\xfe\xba"},
+	{0x35, "\x0a\x04\xe0"}, {0x35, "\x12\x1c\x63"}, {0x35, "\x1a\x2b\x5a"},
+	{0x35, "\x22\x32\x5e"}, {0x35, "\x2a\x0d\x28"}, {0x35, "\x32\x2c\x02"},
+	{0x35, "\x3a\xf4\xfa"}, {0x35, "\x4e\x07\xef"}, {0x35, "\x46\x07\x88"},
+	{0x35, "\x5e\x07\xc1"}, {0x35, "\x56\x04\x64"}, {0x34, "\xe4\x01\x15"},
+	{0x34, "\xec\x00\x82"}, {0x34, "\xf4\x0c\xce"}, {0x34, "\xfc\x0c\xba"},
+	{0x35, "\x06\x1f\x02"}, {0x35, "\x0e\x02\xe3"}, {0x35, "\x16\x1a\x50"},
+	{0x35, "\x1e\x24\x39"}, {0x35, "\x26\x23\x4c"}, {0x35, "\x2e\xf9\x1b"},
+	{0x35, "\x36\x23\x19"}, {0x35, "\x3e\x12\x08"}, {0x35, "\x52\x07\x22"},
+	{0x35, "\x4a\x03\xd3"}, {0x35, "\x62\x06\x54"}, {0x35, "\x5a\x04\x5d"},
+	{0x34, "\xe2\x01\x04"}, {0x34, "\xea\x00\xa0"}, {0x34, "\xf2\x0c\xbc"},
+	{0x34, "\xfa\x0c\x5b"}, {0x35, "\x04\x17\xf2"}, {0x35, "\x0c\x02\x08"},
+	{0x35, "\x14\x28\x43"}, {0x35, "\x1c\x28\x62"}, {0x35, "\x24\x2b\x60"},
+	{0x35, "\x2c\x07\x33"}, {0x35, "\x34\x1f\xb0"}, {0x35, "\x3c\xed\xcd"},
+	{0x35, "\x50\x00\x06"}, {0x35, "\x48\x07\xff"}, {0x35, "\x60\x05\x89"},
+	{0x35, "\x58\x07\xff"}, {0x35, "\x40\x00\xa0"}, {0x35, "\x42\x00\x00"},
+	{0x32, "\x10\x01\xfc"}, {0x33, "\x8c\xa1\x18"},
+	/* Flip/Mirror h/v=1 */
+	{0x33, "\x90\x00\x3c"}, {0x33, "\x8c\x27\x19"}, {0x33, "\x90\x04\x6c"},
+	{0x33, "\x8c\x27\x3b"}, {0x33, "\x90\x00\x24"}, {0x33, "\x8c\xa1\x03"},
+	{0x33, "\x90\x00\x06"},
+	{130, "\xff\xff\xff"},
+	{0x33, "\x90\x00\x06"}, {0x33, "\x90\x00\x06"}, {0x33, "\x90\x00\x06"},
+	{0x33, "\x90\x00\x06"}, {0x33, "\x90\x00\x06"}, {0x33, "\x90\x00\x06"},
+	{100, "\xff\xff\xff"},
+	/* ?? */
+	{0x33, "\x8c\xa1\x02"}, {0x33, "\x90\x00\x1f"}, {0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x1f"}, {0x33, "\x8c\xa1\x02"}, {0x33, "\x90\x00\x1f"},
+	{0x33, "\x8c\xa1\x02"}, {0x33, "\x90\x00\x1f"},
+	/* Brigthness=70 */
+	{0x33, "\x8c\xa2\x06"}, {0x33, "\x90\x00\x46"}, {0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x0f"}, {0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	/* Sharpness=20 */
+	{0x32, "\x6c\x14\x08"},
+};
+
+static struct idxdata tbl_init_post_alt_big_a[] = {
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"},
+	{2, "\xff\xff\xff"},
+	{0x34, "\x1e\x8f\x09"}, {0x34, "\x1c\x01\x28"}, {0x34, "\x1e\x8f\x09"},
+	{0x34, "\x1e\x8f\x09"}, {0x32, "\x14\x06\xe6"}, {0x33, "\x8c\xa1\x03"},
+	{0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x05"},
+	{2, "\xff\xff\xff"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x06"}, {0x33, "\x8c\xa1\x20"},
+	{0x33, "\x90\x00\x72"}, {0x33, "\x8c\xa1\x30"}, {0x33, "\x90\x00\x03"},
+	{0x33, "\x8c\xa1\x31"}, {0x33, "\x90\x00\x02"}, {0x33, "\x8c\xa1\x32"},
+	{0x33, "\x90\x00\x03"}, {0x33, "\x8c\xa1\x34"}, {0x33, "\x90\x00\x03"},
+	{0x33, "\x8c\xa1\x03"}, {0x33, "\x90\x00\x02"}, {0x33, "\x2e\x01\x00"},
+	{0x34, "\x04\x00\x2a"}, {0x33, "\x8c\xa7\x02"}, {0x33, "\x90\x00\x01"},
+};
+
+static struct idxdata tbl_init_post_alt_big_b[] = {
+	{0x32, "\x10\x01\xf8"}, {0x34, "\xce\x01\xa8"}, {0x34, "\xd0\x66\x33"},
+	{0x34, "\xd2\x31\x9a"}, {0x34, "\xd4\x94\x63"}, {0x34, "\xd6\x4b\x25"},
+	{0x34, "\xd8\x26\x70"}, {0x34, "\xda\x72\x4c"}, {0x34, "\xdc\xff\x04"},
+	{0x34, "\xde\x01\x5b"}, {0x34, "\xe6\x01\x13"}, {0x34, "\xee\x0b\xf0"},
+	{0x34, "\xf6\x0b\xa4"}, {0x35, "\x00\xf6\xe7"}, {0x35, "\x08\x0d\xfd"},
+	{0x35, "\x10\x25\x63"}, {0x35, "\x18\x35\x6c"}, {0x35, "\x20\x42\x7e"},
+	{0x35, "\x28\x19\x44"}, {0x35, "\x30\x39\xd4"}, {0x35, "\x38\xf5\xa8"},
+	{0x35, "\x4c\x07\x90"}, {0x35, "\x44\x07\xb8"}, {0x35, "\x5c\x06\x88"},
+	{0x35, "\x54\x07\xff"}, {0x34, "\xe0\x01\x52"}, {0x34, "\xe8\x00\xcc"},
+	{0x34, "\xf0\x0d\x83"}, {0x34, "\xf8\x0c\xb3"}, {0x35, "\x02\xfe\xba"},
+	{0x35, "\x0a\x04\xe0"}, {0x35, "\x12\x1c\x63"}, {0x35, "\x1a\x2b\x5a"},
+	{0x35, "\x22\x32\x5e"}, {0x35, "\x2a\x0d\x28"}, {0x35, "\x32\x2c\x02"},
+	{0x35, "\x3a\xf4\xfa"}, {0x35, "\x4e\x07\xef"}, {0x35, "\x46\x07\x88"},
+	{0x35, "\x5e\x07\xc1"}, {0x35, "\x56\x04\x64"}, {0x34, "\xe4\x01\x15"},
+	{0x34, "\xec\x00\x82"}, {0x34, "\xf4\x0c\xce"}, {0x34, "\xfc\x0c\xba"},
+	{0x35, "\x06\x1f\x02"}, {0x35, "\x0e\x02\xe3"}, {0x35, "\x16\x1a\x50"},
+	{0x35, "\x1e\x24\x39"}, {0x35, "\x26\x23\x4c"}, {0x35, "\x2e\xf9\x1b"},
+	{0x35, "\x36\x23\x19"}, {0x35, "\x3e\x12\x08"}, {0x35, "\x52\x07\x22"},
+	{0x35, "\x4a\x03\xd3"}, {0x35, "\x62\x06\x54"}, {0x35, "\x5a\x04\x5d"},
+	{0x34, "\xe2\x01\x04"}, {0x34, "\xea\x00\xa0"}, {0x34, "\xf2\x0c\xbc"},
+	{0x34, "\xfa\x0c\x5b"}, {0x35, "\x04\x17\xf2"}, {0x35, "\x0c\x02\x08"},
+	{0x35, "\x14\x28\x43"}, {0x35, "\x1c\x28\x62"}, {0x35, "\x24\x2b\x60"},
+	{0x35, "\x2c\x07\x33"}, {0x35, "\x34\x1f\xb0"}, {0x35, "\x3c\xed\xcd"},
+	{0x35, "\x50\x00\x06"}, {0x35, "\x48\x07\xff"}, {0x35, "\x60\x05\x89"},
+	{0x35, "\x58\x07\xff"}, {0x35, "\x40\x00\xa0"}, {0x35, "\x42\x00\x00"},
+	{0x32, "\x10\x01\xfc"}, {0x33, "\x8c\xa1\x18"}, {0x33, "\x90\x00\x3c"},
+};
+
+static struct idxdata tbl_init_post_alt_big_c[] = {
+	{0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x1f"},
+	{0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x1f"},
+	{0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x1f"},
+	{0x33, "\x8c\xa1\x02"},
+	{0x33, "\x90\x00\x1f"},
+};
+
+static u8 *dat_640  = "\xd0\x02\xd1\x08\xd2\xe1\xd3\x02\xd4\x10\xd5\x81";
+static u8 *dat_800  = "\xd0\x02\xd1\x10\xd2\x57\xd3\x02\xd4\x18\xd5\x21";
+static u8 *dat_1280 = "\xd0\x02\xd1\x20\xd2\x01\xd3\x02\xd4\x28\xd5\x01";
+static u8 *dat_1600 = "\xd0\x02\xd1\x20\xd2\xaf\xd3\x02\xd4\x30\xd5\x41";
+
+static int  mi2020_init_at_startup(struct gspca_dev *gspca_dev);
+static int  mi2020_configure_alt(struct gspca_dev *gspca_dev);
+static int  mi2020_init_pre_alt(struct gspca_dev *gspca_dev);
+static int  mi2020_init_post_alt(struct gspca_dev *gspca_dev);
+static void mi2020_post_unset_alt(struct gspca_dev *gspca_dev);
+static int  mi2020_camera_settings(struct gspca_dev *gspca_dev);
+/*==========================================================================*/
+
+void mi2020_init_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vcur.backlight  =  0;
+	sd->vcur.brightness = 70;
+	sd->vcur.sharpness  = 20;
+	sd->vcur.contrast   =  0;
+	sd->vcur.gamma      =  0;
+	sd->vcur.hue        =  0;
+	sd->vcur.saturation = 60;
+	sd->vcur.whitebal   = 50;
+	sd->vcur.mirror = 0;
+	sd->vcur.flip   = 0;
+	sd->vcur.AC50Hz = 1;
+
+	sd->vmax.backlight  =  64;
+	sd->vmax.brightness = 128;
+	sd->vmax.sharpness  =  40;
+	sd->vmax.contrast   =   3;
+	sd->vmax.gamma      =   2;
+	sd->vmax.hue        =   0 + 1; /* 200 */
+	sd->vmax.saturation =   0;     /* 100 */
+	sd->vmax.whitebal   =   0;     /* 100 */
+	sd->vmax.mirror = 1;
+	sd->vmax.flip   = 1;
+	sd->vmax.AC50Hz = 1;
+	if (_MI2020b_) {
+		sd->vmax.contrast  = 0;
+		sd->vmax.gamma     = 0;
+		sd->vmax.backlight = 0;
+	}
+
+	sd->dev_camera_settings = mi2020_camera_settings;
+	sd->dev_init_at_startup = mi2020_init_at_startup;
+	sd->dev_configure_alt   = mi2020_configure_alt;
+	sd->dev_init_pre_alt    = mi2020_init_pre_alt;
+	sd->dev_post_unset_alt  = mi2020_post_unset_alt;
+}
+
+/*==========================================================================*/
+
+static void common(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	if (_MI2020b_) {
+		fetch_validx(gspca_dev, tbl_common_a, ARRAY_SIZE(tbl_common_a));
+	} else {
+		if (_MI2020_)
+			ctrl_out(gspca_dev, 0x40,  1, 0x0008, 0x0004,  0, NULL);
+		else
+			ctrl_out(gspca_dev, 0x40,  1, 0x0002, 0x0004,  0, NULL);
+		msleep(35);
+		fetch_validx(gspca_dev, tbl_common_b, ARRAY_SIZE(tbl_common_b));
+	}
+	ctrl_out(gspca_dev, 0x40,  3, 0x7a00, 0x0033,  3, "\x86\x25\x01");
+	ctrl_out(gspca_dev, 0x40,  3, 0x7a00, 0x0033,  3, "\x86\x25\x00");
+	msleep(2); /* - * */
+	ctrl_out(gspca_dev, 0x40,  3, 0x7a00, 0x0030,  3, "\x1a\x0a\xcc");
+	if (reso == IMAGE_1600)
+		msleep(2); /* 1600 */
+	fetch_idxdata(gspca_dev, tbl_common_c, ARRAY_SIZE(tbl_common_c));
+
+	if (_MI2020b_ || _MI2020_)
+		fetch_idxdata(gspca_dev, tbl_common_d,
+				ARRAY_SIZE(tbl_common_d));
+
+	fetch_idxdata(gspca_dev, tbl_common_e, ARRAY_SIZE(tbl_common_e));
+	if (_MI2020b_ || _MI2020_) {
+		/* Different from fret */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x78");
+		/* Same as fret */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\x24\x17");
+		/* Different from fret */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x90");
+	} else {
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x6a");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\x24\x17");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x80");
+	}
+	ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+	ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x05");
+	msleep(2);
+	ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+	if (reso == IMAGE_1600)
+		msleep(14); /* 1600 */
+	ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x06");
+	msleep(2);
+}
+
+static int mi2020_init_at_startup(struct gspca_dev *gspca_dev)
+{
+	u8 c;
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0004, 1, &c);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0004, 1, &c);
+
+	fetch_validx(gspca_dev, tbl_init_at_startup,
+			ARRAY_SIZE(tbl_init_at_startup));
+
+	common(gspca_dev);
+
+	return 0;
+}
+
+static int mi2020_init_pre_alt(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->mirrorMask = 0;
+
+	sd->vold.backlight  = -1;
+	sd->vold.brightness = -1;
+	sd->vold.sharpness  = -1;
+	sd->vold.contrast   = -1;
+	sd->vold.gamma  = -1;
+	sd->vold.hue    = -1;
+	sd->vold.mirror = -1;
+	sd->vold.flip   = -1;
+	sd->vold.AC50Hz = -1;
+
+	mi2020_init_post_alt(gspca_dev);
+
+	return 0;
+}
+
+static int mi2020_init_post_alt(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	s32 backlight = sd->vcur.backlight;
+	s32 mirror = (((sd->vcur.mirror > 0) ^ sd->mirrorMask) > 0);
+	s32 flip   = (((sd->vcur.flip   > 0) ^ sd->mirrorMask) > 0);
+	s32 freq   = (sd->vcur.AC50Hz  > 0);
+
+	u8 dat_freq2[] = {0x90, 0x00, 0x80};
+	u8 dat_multi1[] = {0x8c, 0xa7, 0x00};
+	u8 dat_multi2[] = {0x90, 0x00, 0x00};
+	u8 dat_multi3[] = {0x8c, 0xa7, 0x00};
+	u8 dat_multi4[] = {0x90, 0x00, 0x00};
+	u8 dat_hvflip2[] = {0x90, 0x04, 0x6c};
+	u8 dat_hvflip4[] = {0x90, 0x00, 0x24};
+	u8 c;
+
+	sd->nbIm = -1;
+
+	dat_freq2[2] = freq ? 0xc0 : 0x80;
+	dat_multi1[2] = 0x9d;
+	dat_multi3[2] = dat_multi1[2] + 1;
+	dat_multi4[2] = dat_multi2[2] = backlight;
+	dat_hvflip2[2] = 0x6c + 2 * (1 - flip) + (1 - mirror);
+	dat_hvflip4[2] = 0x24 + 2 * (1 - flip) + (1 - mirror);
+
+	msleep(200);
+
+	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
+	msleep(3); /* 35 * */
+
+	common(gspca_dev);
+
+	ctrl_out(gspca_dev, 0x40,  1, 0x0041, 0x0000,  0, NULL);
+	msleep(70);
+
+	if (_MI2020b_)
+		ctrl_out(gspca_dev, 0x40,  1, 0x0040, 0x0000,  0, NULL);
+
+	ctrl_out(gspca_dev, 0x40,  1, 0x0010, 0x0010,  0, NULL);
+	ctrl_out(gspca_dev, 0x40,  1, 0x0003, 0x00c1,  0, NULL);
+	ctrl_out(gspca_dev, 0x40,  1, 0x0042, 0x00c2,  0, NULL);
+	ctrl_out(gspca_dev, 0x40,  1, 0x006a, 0x000d,  0, NULL);
+
+	switch (reso) {
+	case IMAGE_640:
+	case IMAGE_800:
+		if (reso != IMAGE_800)
+			ctrl_out(gspca_dev, 0x40,  3, 0x0000, 0x0200,
+				12, dat_640);
+		else
+			ctrl_out(gspca_dev, 0x40,  3, 0x0000, 0x0200,
+				12, dat_800);
+
+		if (_MI2020c_)
+			fetch_idxdata(gspca_dev, tbl_init_post_alt_low_a,
+					ARRAY_SIZE(tbl_init_post_alt_low_a));
+
+		if (reso == IMAGE_800)
+			fetch_idxdata(gspca_dev, tbl_init_post_alt_low_b,
+					ARRAY_SIZE(tbl_init_post_alt_low_b));
+
+		fetch_idxdata(gspca_dev, tbl_init_post_alt_low_c,
+				ARRAY_SIZE(tbl_init_post_alt_low_c));
+
+		if (_MI2020b_) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x0010, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x00c1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x00c2, 0, NULL);
+			msleep(150);
+		} else if (_MI2020c_) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0010, 0x0010, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x00c1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x00c2, 0, NULL);
+			msleep(120);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0040, 0x0000, 0, NULL);
+			msleep(30);
+		} else if (_MI2020_) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x0010, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x00c1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x00c2, 0, NULL);
+			msleep(120);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0040, 0x0000, 0, NULL);
+			msleep(30);
+		}
+
+		/* AC power frequency */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq2);
+		msleep(20);
+		/* backlight */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi4);
+		/* at init time but not after */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa2\x0c");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x17");
+		/* finish the backlight */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi6);
+		msleep(5);/* " */
+
+		if (_MI2020c_) {
+			fetch_idxdata(gspca_dev, tbl_init_post_alt_low_d,
+					ARRAY_SIZE(tbl_init_post_alt_low_d));
+		} else {
+			ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, &c);
+			msleep(14); /* 0xd8 */
+
+			/* flip/mirror */
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip1);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip2);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip3);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip4);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_hvflip6);
+			msleep(21);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			msleep(5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			msleep(5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			msleep(5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			msleep(5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			msleep(5);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, dat_dummy1);
+			/* end of flip/mirror main part */
+			msleep(246); /* 146 */
+
+			sd->nbIm = 0;
+		}
+		break;
+
+	case IMAGE_1280:
+	case IMAGE_1600:
+		if (reso == IMAGE_1280) {
+			ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+					12, dat_1280);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x8c\x27\x07");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x90\x05\x04");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x8c\x27\x09");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x90\x04\x02");
+		} else {
+			ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+					12, dat_1600);
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x8c\x27\x07");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x90\x06\x40");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x8c\x27\x09");
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033,
+					3, "\x90\x04\xb0");
+		}
+
+		fetch_idxdata(gspca_dev, tbl_init_post_alt_big_a,
+				ARRAY_SIZE(tbl_init_post_alt_big_a));
+
+		if (reso == IMAGE_1600)
+			msleep(13); /* 1600 */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\x27\x97");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x01\x00");
+		msleep(53);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x20");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x00");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x01");
+		if (reso == IMAGE_1600)
+			msleep(13); /* 1600 */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa7\x02");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x00");
+		msleep(53);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x20");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x72");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x02");
+		if (reso == IMAGE_1600)
+			msleep(13); /* 1600 */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa7\x02");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x01");
+		msleep(53);
+
+		if (_MI2020b_) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x0010, 0, NULL);
+			if (reso == IMAGE_1600)
+				msleep(500); /* 1600 */
+			ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x00c1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x00c2, 0, NULL);
+			msleep(1850);
+		} else if (_MI2020c_ || _MI2020_) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x0010, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x00c1, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x00c2, 0, NULL);
+			msleep(1850);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0040, 0x0000, 0, NULL);
+			msleep(30);
+		}
+
+		/* AC power frequency */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq2);
+		msleep(20);
+		/* backlight */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi4);
+		/* at init time but not after */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa2\x0c");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x17");
+		/* finish the backlight */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi6);
+		msleep(6); /* " */
+
+		ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, &c);
+		msleep(14);
+
+		if (_MI2020c_)
+			fetch_idxdata(gspca_dev, tbl_init_post_alt_big_b,
+					ARRAY_SIZE(tbl_init_post_alt_big_b));
+
+		/* flip/mirror */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip6);
+		/* end of flip/mirror main part */
+		msleep(16);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x01");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x20");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x00");
+		if (reso == IMAGE_1600)
+			msleep(25); /* 1600 */
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa7\x02");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x00");
+		msleep(103);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x03");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x02");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa1\x20");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x72");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x8c\xa7\x02");
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, "\x90\x00\x01");
+		sd->nbIm = 0;
+
+		if (_MI2020c_)
+			fetch_idxdata(gspca_dev, tbl_init_post_alt_big_c,
+					ARRAY_SIZE(tbl_init_post_alt_big_c));
+	}
+
+	sd->vold.mirror    = mirror;
+	sd->vold.flip      = flip;
+	sd->vold.AC50Hz    = freq;
+	sd->vold.backlight = backlight;
+
+	mi2020_camera_settings(gspca_dev);
+
+	return 0;
+}
+
+static int mi2020_configure_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	switch (reso) {
+	case IMAGE_640:
+		gspca_dev->alt = 3 + 1;
+		break;
+
+	case IMAGE_800:
+	case IMAGE_1280:
+	case IMAGE_1600:
+		gspca_dev->alt = 1 + 1;
+		break;
+	}
+	return 0;
+}
+
+int mi2020_camera_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	s32 backlight = sd->vcur.backlight;
+	s32 bright =  sd->vcur.brightness;
+	s32 sharp  =  sd->vcur.sharpness;
+	s32 cntr   =  sd->vcur.contrast;
+	s32 gam	   =  sd->vcur.gamma;
+	s32 hue    = (sd->vcur.hue > 0);
+	s32 mirror = (((sd->vcur.mirror > 0) ^ sd->mirrorMask) > 0);
+	s32 flip   = (((sd->vcur.flip   > 0) ^ sd->mirrorMask) > 0);
+	s32 freq   = (sd->vcur.AC50Hz > 0);
+
+	u8 dat_sharp[] = {0x6c, 0x00, 0x08};
+	u8 dat_bright2[] = {0x90, 0x00, 0x00};
+	u8 dat_freq2[] = {0x90, 0x00, 0x80};
+	u8 dat_multi1[] = {0x8c, 0xa7, 0x00};
+	u8 dat_multi2[] = {0x90, 0x00, 0x00};
+	u8 dat_multi3[] = {0x8c, 0xa7, 0x00};
+	u8 dat_multi4[] = {0x90, 0x00, 0x00};
+	u8 dat_hvflip2[] = {0x90, 0x04, 0x6c};
+	u8 dat_hvflip4[] = {0x90, 0x00, 0x24};
+
+	/* Less than 4 images received -> too early to set the settings */
+	if (sd->nbIm < 4) {
+		sd->waitSet = 1;
+		return 0;
+	}
+	sd->waitSet = 0;
+
+	if (freq != sd->vold.AC50Hz) {
+		sd->vold.AC50Hz = freq;
+
+		dat_freq2[2] = freq ? 0xc0 : 0x80;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_freq2);
+		msleep(20);
+	}
+
+	if (mirror != sd->vold.mirror || flip != sd->vold.flip) {
+		sd->vold.mirror = mirror;
+		sd->vold.flip   = flip;
+
+		dat_hvflip2[2] = 0x6c + 2 * (1 - flip) + (1 - mirror);
+		dat_hvflip4[2] = 0x24 + 2 * (1 - flip) + (1 - mirror);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_hvflip6);
+		msleep(130);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_dummy1);
+		msleep(6);
+
+		/* Sometimes present, sometimes not, useful? */
+		/* ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy2);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy3);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy2);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy3);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy2);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy3);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy2);
+		 * ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dummy3);*/
+	}
+
+	if (backlight != sd->vold.backlight) {
+		sd->vold.backlight = backlight;
+		if (backlight < 0 || backlight > sd->vmax.backlight)
+			backlight = 0;
+
+		dat_multi1[2] = 0x9d;
+		dat_multi3[2] = dat_multi1[2] + 1;
+		dat_multi4[2] = dat_multi2[2] = backlight;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi6);
+	}
+
+	if (gam != sd->vold.gamma) {
+		sd->vold.gamma = gam;
+		if (gam < 0 || gam > sd->vmax.gamma)
+			gam = 0;
+
+		dat_multi1[2] = 0x6d;
+		dat_multi3[2] = dat_multi1[2] + 1;
+		dat_multi4[2] = dat_multi2[2] = 0x40 + gam;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi6);
+	}
+
+	if (cntr != sd->vold.contrast) {
+		sd->vold.contrast = cntr;
+		if (cntr < 0 || cntr > sd->vmax.contrast)
+			cntr = 0;
+
+		dat_multi1[2] = 0x6d;
+		dat_multi3[2] = dat_multi1[2] + 1;
+		dat_multi4[2] = dat_multi2[2] = 0x12 + 16 * cntr;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_multi6);
+	}
+
+	if (bright != sd->vold.brightness) {
+		sd->vold.brightness = bright;
+		if (bright < 0 || bright > sd->vmax.brightness)
+			bright = 0;
+
+		dat_bright2[2] = bright;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright1);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright2);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright3);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright4);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright5);
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0033, 3, dat_bright6);
+	}
+
+	if (sharp != sd->vold.sharpness) {
+		sd->vold.sharpness = sharp;
+		if (sharp < 0 || sharp > sd->vmax.sharpness)
+			sharp = 0;
+
+		dat_sharp[1] = sharp;
+		ctrl_out(gspca_dev, 0x40, 3, 0x7a00, 0x0032, 3, dat_sharp);
+	}
+
+	if (hue != sd->vold.hue) {
+		sd->swapRB = hue;
+		sd->vold.hue = hue;
+	}
+
+	return 0;
+}
+
+static void mi2020_post_unset_alt(struct gspca_dev *gspca_dev)
+{
+	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
+	msleep(20);
+	if (_MI2020c_ || _MI2020_)
+		ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x0000, 0, NULL);
+	else
+		ctrl_out(gspca_dev, 0x40, 1, 0x0041, 0x0000, 0, NULL);
+}
diff --git a/drivers/media/video/gspca/gl860/gl860-ov2640.c b/drivers/media/video/gspca/gl860/gl860-ov2640.c
new file mode 100644
index 000000000000..14b9c373f9f7
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860-ov2640.c
@@ -0,0 +1,505 @@
+/* @file gl860-ov2640.c
+ * @author Olivier LORIN, from Malmostoso's logs
+ * @date 2009-08-27
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Sensor : OV2640 */
+
+#include "gl860.h"
+
+static u8 dat_init1[] = "\x00\x41\x07\x6a\x06\x61\x0d\x6a" "\x10\x10\xc1\x01";
+static u8 dat_init2[] = {0x61}; /* expected */
+static u8 dat_init3[] = {0x51}; /* expected */
+
+static u8 dat_post[] =
+	"\x00\x41\x07\x6a\x06\xef\x0d\x6a" "\x10\x10\xc1\x01";
+
+static u8 dat_640[]  = "\xd0\x01\xd1\x08\xd2\xe0\xd3\x02\xd4\x10\xd5\x81";
+static u8 dat_800[]  = "\xd0\x01\xd1\x10\xd2\x58\xd3\x02\xd4\x18\xd5\x21";
+static u8 dat_1280[] = "\xd0\x01\xd1\x18\xd2\xc0\xd3\x02\xd4\x28\xd5\x01";
+static u8 dat_1600[] = "\xd0\x01\xd1\x20\xd2\xb0\xd3\x02\xd4\x30\xd5\x41";
+
+static u8 c50[] = {0x50}; /* expected */
+static u8 c28[] = {0x28}; /* expected */
+static u8 ca8[] = {0xa8}; /* expected */
+
+static struct validx tbl_init_at_startup[] = {
+	{0x0000, 0x0000}, {0x0010, 0x0010}, {0x0008, 0x00c0}, {0x0001, 0x00c1},
+	{0x0001, 0x00c2}, {0x0020, 0x0006}, {0x006a, 0x000d},
+	{0x0050, 0x0000}, {0x0041, 0x0000}, {0x006a, 0x0007}, {0x0061, 0x0006},
+	{0x006a, 0x000d}, {0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1},
+	{0x0041, 0x00c2}, {0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058},
+	{0x0041, 0x0000}, {0x0061, 0x0000},
+};
+
+static struct validx tbl_common[] = {
+	{0x6000, 0x00ff}, {0x60ff, 0x002c}, {0x60df, 0x002e}, {0x6001, 0x00ff},
+	{0x6080, 0x0012}, {0x6000, 0x0000}, {0x6000, 0x0045}, {0x6000, 0x0010},
+	{0x6035, 0x003c}, {0x6000, 0x0011}, {0x6028, 0x0004}, {0x60e5, 0x0013},
+	{0x6088, 0x0014}, {0x600c, 0x002c}, {0x6078, 0x0033}, {0x60f7, 0x003b},
+	{0x6000, 0x003e}, {0x6011, 0x0043}, {0x6010, 0x0016}, {0x6082, 0x0039},
+	{0x6088, 0x0035}, {0x600a, 0x0022}, {0x6040, 0x0037}, {0x6000, 0x0023},
+	{0x60a0, 0x0034}, {0x601a, 0x0036}, {0x6002, 0x0006}, {0x60c0, 0x0007},
+	{0x60b7, 0x000d}, {0x6001, 0x000e}, {0x6000, 0x004c}, {0x6081, 0x004a},
+	{0x6099, 0x0021}, {0x6002, 0x0009}, {0x603e, 0x0024}, {0x6034, 0x0025},
+	{0x6081, 0x0026}, {0x6000, 0x0000}, {0x6000, 0x0045}, {0x6000, 0x0010},
+	{0x6000, 0x005c}, {0x6000, 0x0063}, {0x6000, 0x007c}, {0x6070, 0x0061},
+	{0x6080, 0x0062}, {0x6080, 0x0020}, {0x6030, 0x0028}, {0x6000, 0x006c},
+	{0x6000, 0x006e}, {0x6002, 0x0070}, {0x6094, 0x0071}, {0x60c1, 0x0073},
+	{0x6034, 0x003d}, {0x6057, 0x005a}, {0x60bb, 0x004f}, {0x609c, 0x0050},
+	{0x6080, 0x006d}, {0x6002, 0x0039}, {0x6033, 0x003a}, {0x60f1, 0x003b},
+	{0x6031, 0x003c}, {0x6000, 0x00ff}, {0x6014, 0x00e0}, {0x60ff, 0x0076},
+	{0x60a0, 0x0033}, {0x6020, 0x0042}, {0x6018, 0x0043}, {0x6000, 0x004c},
+	{0x60d0, 0x0087}, {0x600f, 0x0088}, {0x6003, 0x00d7}, {0x6010, 0x00d9},
+	{0x6005, 0x00da}, {0x6082, 0x00d3}, {0x60c0, 0x00f9}, {0x6006, 0x0044},
+	{0x6007, 0x00d1}, {0x6002, 0x00d2}, {0x6000, 0x00d2}, {0x6011, 0x00d8},
+	{0x6008, 0x00c8}, {0x6080, 0x00c9}, {0x6008, 0x007c}, {0x6020, 0x007d},
+	{0x6020, 0x007d}, {0x6000, 0x0090}, {0x600e, 0x0091}, {0x601a, 0x0091},
+	{0x6031, 0x0091}, {0x605a, 0x0091}, {0x6069, 0x0091}, {0x6075, 0x0091},
+	{0x607e, 0x0091}, {0x6088, 0x0091}, {0x608f, 0x0091}, {0x6096, 0x0091},
+	{0x60a3, 0x0091}, {0x60af, 0x0091}, {0x60c4, 0x0091}, {0x60d7, 0x0091},
+	{0x60e8, 0x0091}, {0x6020, 0x0091}, {0x6000, 0x0092}, {0x6006, 0x0093},
+	{0x60e3, 0x0093}, {0x6005, 0x0093}, {0x6005, 0x0093}, {0x6000, 0x0093},
+	{0x6004, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093},
+	{0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093}, {0x6000, 0x0093},
+	{0x6000, 0x0096}, {0x6008, 0x0097}, {0x6019, 0x0097}, {0x6002, 0x0097},
+	{0x600c, 0x0097}, {0x6024, 0x0097}, {0x6030, 0x0097}, {0x6028, 0x0097},
+	{0x6026, 0x0097}, {0x6002, 0x0097}, {0x6098, 0x0097}, {0x6080, 0x0097},
+	{0x6000, 0x0097}, {0x6000, 0x0097}, {0x60ed, 0x00c3}, {0x609a, 0x00c4},
+	{0x6000, 0x00a4}, {0x6011, 0x00c5}, {0x6051, 0x00c6}, {0x6010, 0x00c7},
+	{0x6066, 0x00b6}, {0x60a5, 0x00b8}, {0x6064, 0x00b7}, {0x607c, 0x00b9},
+	{0x60af, 0x00b3}, {0x6097, 0x00b4}, {0x60ff, 0x00b5}, {0x60c5, 0x00b0},
+	{0x6094, 0x00b1}, {0x600f, 0x00b2}, {0x605c, 0x00c4}, {0x6000, 0x00a8},
+	{0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x601d, 0x0086}, {0x6000, 0x0050},
+	{0x6090, 0x0051}, {0x6018, 0x0052}, {0x6000, 0x0053}, {0x6000, 0x0054},
+	{0x6088, 0x0055}, {0x6000, 0x0057}, {0x6090, 0x005a}, {0x6018, 0x005b},
+	{0x6005, 0x005c}, {0x60ed, 0x00c3}, {0x6000, 0x007f}, {0x6005, 0x00da},
+	{0x601f, 0x00e5}, {0x6067, 0x00e1}, {0x6000, 0x00e0}, {0x60ff, 0x00dd},
+	{0x6000, 0x0005}, {0x6001, 0x00ff}, {0x6000, 0x0000}, {0x6000, 0x0045},
+	{0x6000, 0x0010},
+};
+
+static struct validx tbl_sensor_settings_common_a[] = {
+	{0x0041, 0x0000}, {0x006a, 0x0007}, {0x00ef, 0x0006}, {0x006a, 0x000d},
+	{0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1}, {0x0041, 0x00c2},
+	{0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058}, {0x0041, 0x0000},
+	{50, 0xffff},
+	{0x0061, 0x0000},
+	{0xffff, 0xffff},
+	{0x6000, 0x00ff}, {0x6000, 0x007c}, {0x6007, 0x007d},
+	{30, 0xffff},
+	{0x0040, 0x0000},
+};
+
+static struct validx tbl_sensor_settings_common_b[] = {
+	{0x6001, 0x00ff}, {0x6038, 0x000c},
+	{10, 0xffff},
+	{0x6000, 0x0011},
+	/* backlight=31/64 */
+	{0x6001, 0x00ff}, {0x603e, 0x0024}, {0x6034, 0x0025},
+	/* bright=0/256 */
+	{0x6000, 0x00ff}, {0x6009, 0x007c}, {0x6000, 0x007d},
+	/* wbal=64/128 */
+	{0x6000, 0x00ff}, {0x6003, 0x007c}, {0x6040, 0x007d},
+	/* cntr=0/256 */
+	{0x6000, 0x00ff}, {0x6007, 0x007c}, {0x6000, 0x007d},
+	/* sat=128/256 */
+	{0x6000, 0x00ff}, {0x6001, 0x007c}, {0x6080, 0x007d},
+	/* sharpness=0/32 */
+	{0x6000, 0x00ff}, {0x6001, 0x0092}, {0x60c0, 0x0093},
+	/* hue=0/256 */
+	{0x6000, 0x00ff}, {0x6002, 0x007c}, {0x6000, 0x007d},
+	/* gam=32/64 */
+	{0x6000, 0x00ff}, {0x6008, 0x007c}, {0x6020, 0x007d},
+	/* image right up */
+	{0xffff, 0xffff},
+	{15, 0xffff},
+	{0x6001, 0x00ff}, {0x6000, 0x8004},
+	{0xffff, 0xffff},
+	{0x60a8, 0x0004},
+	{15, 0xffff},
+	{0x6001, 0x00ff}, {0x6000, 0x8004},
+	{0xffff, 0xffff},
+	{0x60f8, 0x0004},
+	/* image right up */
+	{0xffff, 0xffff},
+	/* backlight=31/64 */
+	{0x6001, 0x00ff}, {0x603e, 0x0024}, {0x6034, 0x0025},
+};
+
+static struct validx tbl_640[] = {
+	{0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0}, {0x6067, 0x00e1},
+	{0x6004, 0x00da}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
+	{0x6001, 0x00ff}, {0x6000, 0x0012}, {0x6000, 0x0011}, {0x6011, 0x0017},
+	{0x6075, 0x0018}, {0x6001, 0x0019}, {0x6097, 0x001a}, {0x6036, 0x0032},
+	{0x60bb, 0x004f}, {0x6057, 0x005a}, {0x609c, 0x0050}, {0x6080, 0x006d},
+	{0x6092, 0x0026}, {0x60ff, 0x0020}, {0x6000, 0x0027}, {0x6000, 0x00ff},
+	{0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x6000, 0x008c}, {0x603d, 0x0086},
+	{0x6089, 0x0050}, {0x6090, 0x0051}, {0x602c, 0x0052}, {0x6000, 0x0053},
+	{0x6000, 0x0054}, {0x6088, 0x0055}, {0x6000, 0x0057}, {0x60a0, 0x005a},
+	{0x6078, 0x005b}, {0x6000, 0x005c}, {0x6004, 0x00d3}, {0x6000, 0x00e0},
+	{0x60ff, 0x00dd}, {0x60a1, 0x005a},
+};
+
+static struct validx tbl_800[] = {
+	{0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0}, {0x6067, 0x00e1},
+	{0x6004, 0x00da}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
+	{0x6001, 0x00ff}, {0x6040, 0x0012}, {0x6000, 0x0011}, {0x6011, 0x0017},
+	{0x6043, 0x0018}, {0x6000, 0x0019}, {0x604b, 0x001a}, {0x6009, 0x0032},
+	{0x60ca, 0x004f}, {0x60a8, 0x0050}, {0x6000, 0x006d}, {0x6038, 0x003d},
+	{0x60c8, 0x0035}, {0x6000, 0x0022}, {0x6092, 0x0026}, {0x60ff, 0x0020},
+	{0x6000, 0x0027}, {0x6000, 0x00ff}, {0x6064, 0x00c0}, {0x604b, 0x00c1},
+	{0x6000, 0x008c}, {0x601d, 0x0086}, {0x6082, 0x00d3}, {0x6000, 0x00e0},
+	{0x60ff, 0x00dd}, {0x6020, 0x008c}, {0x6001, 0x00ff}, {0x6044, 0x0018},
+};
+
+static struct validx tbl_big_a[] = {
+	{0x0002, 0x00c1}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
+	{0x6001, 0x00ff}, {0x6000, 0x0012}, {0x6000, 0x0000}, {0x6000, 0x0045},
+	{0x6000, 0x0010}, {0x6000, 0x0011}, {0x6011, 0x0017}, {0x6075, 0x0018},
+	{0x6001, 0x0019}, {0x6097, 0x001a}, {0x6036, 0x0032}, {0x60bb, 0x004f},
+	{0x609c, 0x0050}, {0x6057, 0x005a}, {0x6080, 0x006d}, {0x6043, 0x000f},
+	{0x608f, 0x0003}, {0x6005, 0x007c}, {0x6081, 0x0026}, {0x6000, 0x00ff},
+	{0x60c8, 0x00c0}, {0x6096, 0x00c1}, {0x6000, 0x008c},
+};
+
+static struct validx tbl_big_b[] = {
+	{0x603d, 0x0086}, {0x6000, 0x0050}, {0x6090, 0x0051}, {0x602c, 0x0052},
+	{0x6000, 0x0053}, {0x6000, 0x0054}, {0x6088, 0x0055}, {0x6000, 0x0057},
+	{0x6040, 0x005a}, {0x60f0, 0x005b}, {0x6001, 0x005c}, {0x6082, 0x00d3},
+	{0x6000, 0x008e},
+};
+
+static struct validx tbl_big_c[] = {
+	{0x6004, 0x00da}, {0x6000, 0x00e0}, {0x6067, 0x00e1}, {0x60ff, 0x00dd},
+	{0x6001, 0x00ff}, {0x6000, 0x00ff}, {0x60f1, 0x00dd}, {0x6004, 0x00e0},
+	{0x6001, 0x00ff}, {0x6000, 0x0011}, {0x6000, 0x00ff}, {0x6010, 0x00c7},
+	{0x6000, 0x0092}, {0x6006, 0x0093}, {0x60e3, 0x0093}, {0x6005, 0x0093},
+	{0x6005, 0x0093}, {0x60ed, 0x00c3}, {0x6000, 0x00a4}, {0x60d0, 0x0087},
+	{0x6003, 0x0096}, {0x600c, 0x0097}, {0x6024, 0x0097}, {0x6030, 0x0097},
+	{0x6028, 0x0097}, {0x6026, 0x0097}, {0x6002, 0x0097}, {0x6001, 0x00ff},
+	{0x6043, 0x000f}, {0x608f, 0x0003}, {0x6000, 0x002d}, {0x6000, 0x002e},
+	{0x600a, 0x0022}, {0x6002, 0x0070}, {0x6008, 0x0014}, {0x6048, 0x0014},
+	{0x6000, 0x00ff}, {0x6000, 0x00e0}, {0x60ff, 0x00dd},
+};
+
+static struct validx tbl_post_unset_alt[] = {
+	{0x006a, 0x000d}, {0x6001, 0x00ff}, {0x6081, 0x0026}, {0x6000, 0x0000},
+	{0x6000, 0x0045}, {0x6000, 0x0010}, {0x6068, 0x000d},
+	{50, 0xffff},
+	{0x0021, 0x0000},
+};
+
+static int  ov2640_init_at_startup(struct gspca_dev *gspca_dev);
+static int  ov2640_configure_alt(struct gspca_dev *gspca_dev);
+static int  ov2640_init_pre_alt(struct gspca_dev *gspca_dev);
+static int  ov2640_init_post_alt(struct gspca_dev *gspca_dev);
+static void ov2640_post_unset_alt(struct gspca_dev *gspca_dev);
+static int  ov2640_camera_settings(struct gspca_dev *gspca_dev);
+/*==========================================================================*/
+
+void ov2640_init_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vcur.backlight  =  32;
+	sd->vcur.brightness =   0;
+	sd->vcur.sharpness  =   6;
+	sd->vcur.contrast   =   0;
+	sd->vcur.gamma      =  32;
+	sd->vcur.hue        =   0;
+	sd->vcur.saturation = 128;
+	sd->vcur.whitebal   =  64;
+
+	sd->vmax.backlight  =  64;
+	sd->vmax.brightness = 255;
+	sd->vmax.sharpness  =  31;
+	sd->vmax.contrast   = 255;
+	sd->vmax.gamma      =  64;
+	sd->vmax.hue        = 255 + 1;
+	sd->vmax.saturation = 255;
+	sd->vmax.whitebal   = 128;
+	sd->vmax.mirror     = 0;
+	sd->vmax.flip       = 0;
+	sd->vmax.AC50Hz     = 0;
+
+	sd->dev_camera_settings = ov2640_camera_settings;
+	sd->dev_init_at_startup = ov2640_init_at_startup;
+	sd->dev_configure_alt   = ov2640_configure_alt;
+	sd->dev_init_pre_alt    = ov2640_init_pre_alt;
+	sd->dev_post_unset_alt  = ov2640_post_unset_alt;
+}
+
+/*==========================================================================*/
+
+static void common(struct gspca_dev *gspca_dev)
+{
+	fetch_validx(gspca_dev, tbl_common, ARRAY_SIZE(tbl_common));
+}
+
+static int ov2640_init_at_startup(struct gspca_dev *gspca_dev)
+{
+	fetch_validx(gspca_dev, tbl_init_at_startup,
+			ARRAY_SIZE(tbl_init_at_startup));
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_init1);
+
+	common(gspca_dev);
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0006, 1, dat_init2);
+
+	ctrl_out(gspca_dev, 0x40, 1, 0x00ef, 0x0006, 0, NULL);
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, dat_init3);
+
+	ctrl_out(gspca_dev, 0x40, 1, 0x0051, 0x0000, 0, NULL);
+/*	ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL); */
+
+	return 0;
+}
+
+static int ov2640_init_pre_alt(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vold.backlight  = -1;
+	sd->vold.brightness = -1;
+	sd->vold.sharpness  = -1;
+	sd->vold.contrast   = -1;
+	sd->vold.saturation = -1;
+	sd->vold.gamma    = -1;
+	sd->vold.hue      = -1;
+	sd->vold.whitebal = -1;
+
+	ov2640_init_post_alt(gspca_dev);
+
+	return 0;
+}
+
+static int ov2640_init_post_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+	s32 n; /* reserved for FETCH macros */
+
+	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
+
+	n = fetch_validx(gspca_dev, tbl_sensor_settings_common_a,
+			ARRAY_SIZE(tbl_sensor_settings_common_a));
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_post);
+	common(gspca_dev);
+	keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common_a,
+				ARRAY_SIZE(tbl_sensor_settings_common_a), n);
+
+	switch (reso) {
+	case IMAGE_640:
+		n = fetch_validx(gspca_dev, tbl_640, ARRAY_SIZE(tbl_640));
+		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_640);
+		break;
+
+	case IMAGE_800:
+		n = fetch_validx(gspca_dev, tbl_800, ARRAY_SIZE(tbl_800));
+		ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 12, dat_800);
+		break;
+
+	case IMAGE_1600:
+	case IMAGE_1280:
+		n = fetch_validx(gspca_dev, tbl_big_a, ARRAY_SIZE(tbl_big_a));
+
+		if (reso == IMAGE_1280) {
+			n = fetch_validx(gspca_dev, tbl_big_b,
+					ARRAY_SIZE(tbl_big_b));
+		} else {
+			ctrl_out(gspca_dev, 0x40, 1, 0x601d, 0x0086, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00d7, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x6082, 0x00d3, 0, NULL);
+		}
+
+		n = fetch_validx(gspca_dev, tbl_big_c, ARRAY_SIZE(tbl_big_c));
+
+		if (reso == IMAGE_1280) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+					12, dat_1280);
+		} else {
+			ctrl_out(gspca_dev, 0x40, 1, 0x6020, 0x008c, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x6001, 0x00ff, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 1, 0x6076, 0x0018, 0, NULL);
+			ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+					12, dat_1600);
+		}
+		break;
+	}
+
+	n = fetch_validx(gspca_dev, tbl_sensor_settings_common_b,
+			ARRAY_SIZE(tbl_sensor_settings_common_b));
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, c50);
+	keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common_b,
+				ARRAY_SIZE(tbl_sensor_settings_common_b), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x8004, 1, c28);
+	keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common_b,
+				ARRAY_SIZE(tbl_sensor_settings_common_b), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x8004, 1, ca8);
+	keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common_b,
+				ARRAY_SIZE(tbl_sensor_settings_common_b), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, c50);
+	keep_on_fetching_validx(gspca_dev, tbl_sensor_settings_common_b,
+				ARRAY_SIZE(tbl_sensor_settings_common_b), n);
+
+	ov2640_camera_settings(gspca_dev);
+
+	return 0;
+}
+
+static int ov2640_configure_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	switch (reso) {
+	case IMAGE_640:
+		gspca_dev->alt = 3 + 1;
+		break;
+
+	case IMAGE_800:
+	case IMAGE_1280:
+	case IMAGE_1600:
+		gspca_dev->alt = 1 + 1;
+		break;
+	}
+	return 0;
+}
+
+static int ov2640_camera_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	s32 backlight = sd->vcur.backlight;
+	s32 bright = sd->vcur.brightness;
+	s32 sharp  = sd->vcur.sharpness;
+	s32 gam    = sd->vcur.gamma;
+	s32 cntr   = sd->vcur.contrast;
+	s32 sat    = sd->vcur.saturation;
+	s32 hue    = sd->vcur.hue;
+	s32 wbal   = sd->vcur.whitebal;
+
+	if (backlight != sd->vold.backlight) {
+		if (backlight < 0 || backlight > sd->vmax.backlight)
+			backlight = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6001                 , 0x00ff,
+				0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x601f + backlight     , 0x0024,
+				0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x601f + backlight - 10, 0x0025,
+				0, NULL);
+		/* No sd->vold.backlight=backlight; (to be done again later) */
+	}
+
+	if (bright != sd->vold.brightness) {
+		sd->vold.brightness = bright;
+		if (bright < 0 || bright > sd->vmax.brightness)
+			bright = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000         , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6009         , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + bright, 0x007d, 0, NULL);
+	}
+
+	if (wbal != sd->vold.whitebal) {
+		sd->vold.whitebal = wbal;
+		if (wbal < 0 || wbal > sd->vmax.whitebal)
+			wbal = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000       , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6003       , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + wbal, 0x007d, 0, NULL);
+	}
+
+	if (cntr != sd->vold.contrast) {
+		sd->vold.contrast = cntr;
+		if (cntr < 0 || cntr > sd->vmax.contrast)
+			cntr = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000       , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6007       , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + cntr, 0x007d, 0, NULL);
+	}
+
+	if (sat != sd->vold.saturation) {
+		sd->vold.saturation = sat;
+		if (sat < 0 || sat > sd->vmax.saturation)
+			sat = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000      , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6001      , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + sat, 0x007d, 0, NULL);
+	}
+
+	if (sharp != sd->vold.sharpness) {
+		sd->vold.sharpness = sharp;
+		if (sharp < 0 || sharp > sd->vmax.sharpness)
+			sharp = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000        , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6001        , 0x0092, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x60c0 + sharp, 0x0093, 0, NULL);
+	}
+
+	if (hue != sd->vold.hue) {
+		sd->vold.hue = hue;
+		if (hue < 0 || hue > sd->vmax.hue)
+			hue = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000     , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6002     , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + hue * (hue < 255), 0x007d,
+				0, NULL);
+		if (hue >= sd->vmax.hue)
+			sd->swapRB = 1;
+		else
+			sd->swapRB = 0;
+	}
+
+	if (gam != sd->vold.gamma) {
+		sd->vold.gamma = gam;
+		if (gam < 0 || gam > sd->vmax.gamma)
+			gam = 0;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000      , 0x00ff, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6008      , 0x007c, 0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x6000 + gam, 0x007d, 0, NULL);
+	}
+
+	if (backlight != sd->vold.backlight) {
+		sd->vold.backlight = backlight;
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x6001                 , 0x00ff,
+				0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x601f + backlight     , 0x0024,
+				0, NULL);
+		ctrl_out(gspca_dev, 0x40, 1, 0x601f + backlight - 10, 0x0025,
+				0, NULL);
+	}
+
+	return 0;
+}
+
+static void ov2640_post_unset_alt(struct gspca_dev *gspca_dev)
+{
+	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
+	msleep(20);
+	fetch_validx(gspca_dev, tbl_post_unset_alt,
+			ARRAY_SIZE(tbl_post_unset_alt));
+}
diff --git a/drivers/media/video/gspca/gl860/gl860-ov9655.c b/drivers/media/video/gspca/gl860/gl860-ov9655.c
new file mode 100644
index 000000000000..eda3346f939c
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860-ov9655.c
@@ -0,0 +1,337 @@
+/* @file gl860-ov9655.c
+ * @author Olivier LORIN, from logs done by Simon (Sur3) and Almighurt
+ * on dsd's weblog
+ * @date 2009-08-27
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+
+/* Sensor : OV9655 */
+
+#include "gl860.h"
+
+static struct validx tbl_init_at_startup[] = {
+	{0x0000, 0x0000}, {0x0010, 0x0010}, {0x0008, 0x00c0}, {0x0001, 0x00c1},
+	{0x0001, 0x00c2}, {0x0020, 0x0006}, {0x006a, 0x000d},
+
+	{0x0040, 0x0000},
+};
+
+static struct validx tbl_commmon[] = {
+	{0x0041, 0x0000}, {0x006a, 0x0007}, {0x0063, 0x0006}, {0x006a, 0x000d},
+	{0x0000, 0x00c0}, {0x0010, 0x0010}, {0x0001, 0x00c1}, {0x0041, 0x00c2},
+	{0x0004, 0x00d8}, {0x0012, 0x0004}, {0x0000, 0x0058}, {0x0040, 0x0000},
+	{0x00f3, 0x0006}, {0x0058, 0x0000}, {0x0048, 0x0000}, {0x0061, 0x0000},
+};
+
+static s32 tbl_length[] = {12, 56, 52, 54, 56, 42, 32, 12};
+
+static u8 *tbl_640[] = {
+	"\x00\x40\x07\x6a\x06\xf3\x0d\x6a" "\x10\x10\xc1\x01"
+	,
+	"\x12\x80\x00\x00\x01\x98\x02\x80" "\x03\x12\x04\x03\x0b\x57\x0e\x61"
+	"\x0f\x42\x11\x01\x12\x60\x13\x00" "\x14\x3a\x16\x24\x17\x14\x18\x00"
+	"\x19\x01\x1a\x3d\x1e\x04\x24\x3c" "\x25\x36\x26\x72\x27\x08\x28\x08"
+	"\x29\x15\x2a\x00\x2b\x00\x2c\x08"
+	,
+	"\x32\xff\x33\x00\x34\x3d\x35\x00" "\x36\xfa\x38\x72\x39\x57\x3a\x00"
+	"\x3b\x0c\x3d\x99\x3e\x0c\x3f\xc1" "\x40\xc0\x41\x00\x42\xc0\x43\x0a"
+	"\x44\xf0\x45\x46\x46\x62\x47\x2a" "\x48\x3c\x4a\xee\x4b\xe7\x4c\xe7"
+	"\x4d\xe7\x4e\xe7"
+	,
+	"\x4f\x98\x50\x98\x51\x00\x52\x28" "\x53\x70\x54\x98\x58\x1a\x59\x85"
+	"\x5a\xa9\x5b\x64\x5c\x84\x5d\x53" "\x5e\x0e\x5f\xf0\x60\xf0\x61\xf0"
+	"\x62\x00\x63\x00\x64\x02\x65\x20" "\x66\x00\x69\x0a\x6b\x5a\x6c\x04"
+	"\x6d\x55\x6e\x00\x6f\x9d"
+	,
+	"\x70\x15\x71\x78\x72\x00\x73\x00" "\x74\x3a\x75\x35\x76\x01\x77\x02"
+	"\x7a\x24\x7b\x04\x7c\x07\x7d\x10" "\x7e\x28\x7f\x36\x80\x44\x81\x52"
+	"\x82\x60\x83\x6c\x84\x78\x85\x8c" "\x86\x9e\x87\xbb\x88\xd2\x89\xe5"
+	"\x8a\x23\x8c\x8d\x90\x7c\x91\x7b"
+	,
+	"\x9d\x02\x9e\x02\x9f\x74\xa0\x73" "\xa1\x40\xa4\x50\xa5\x68\xa6\x70"
+	"\xa8\xc1\xa9\xef\xaa\x92\xab\x04" "\xac\x80\xad\x80\xae\x80\xaf\x80"
+	"\xb2\xf2\xb3\x20\xb4\x20\xb5\x00" "\xb6\xaf"
+	,
+	"\xbb\xae\xbc\x4f\xbd\x4e\xbe\x6a" "\xbf\x68\xc0\xaa\xc1\xc0\xc2\x01"
+	"\xc3\x4e\xc6\x85\xc7\x81\xc9\xe0" "\xca\xe8\xcb\xf0\xcc\xd8\xcd\x93"
+	,
+	"\xd0\x01\xd1\x08\xd2\xe0\xd3\x01" "\xd4\x10\xd5\x80"
+};
+
+static u8 *tbl_800[] = {
+	"\x00\x40\x07\x6a\x06\xf3\x0d\x6a" "\x10\x10\xc1\x01"
+	,
+	"\x12\x80\x00\x00\x01\x98\x02\x80" "\x03\x12\x04\x01\x0b\x57\x0e\x61"
+	"\x0f\x42\x11\x00\x12\x00\x13\x00" "\x14\x3a\x16\x24\x17\x1b\x18\xbb"
+	"\x19\x01\x1a\x81\x1e\x04\x24\x3c" "\x25\x36\x26\x72\x27\x08\x28\x08"
+	"\x29\x15\x2a\x00\x2b\x00\x2c\x08"
+	,
+	"\x32\xa4\x33\x00\x34\x3d\x35\x00" "\x36\xf8\x38\x72\x39\x57\x3a\x00"
+	"\x3b\x0c\x3d\x99\x3e\x0c\x3f\xc2" "\x40\xc0\x41\x00\x42\xc0\x43\x0a"
+	"\x44\xf0\x45\x46\x46\x62\x47\x2a" "\x48\x3c\x4a\xec\x4b\xe8\x4c\xe8"
+	"\x4d\xe8\x4e\xe8"
+	,
+	"\x4f\x98\x50\x98\x51\x00\x52\x28" "\x53\x70\x54\x98\x58\x1a\x59\x85"
+	"\x5a\xa9\x5b\x64\x5c\x84\x5d\x53" "\x5e\x0e\x5f\xf0\x60\xf0\x61\xf0"
+	"\x62\x00\x63\x00\x64\x02\x65\x20" "\x66\x00\x69\x02\x6b\x5a\x6c\x04"
+	"\x6d\x55\x6e\x00\x6f\x9d"
+	,
+	"\x70\x08\x71\x78\x72\x00\x73\x01" "\x74\x3a\x75\x35\x76\x01\x77\x02"
+	"\x7a\x24\x7b\x04\x7c\x07\x7d\x10" "\x7e\x28\x7f\x36\x80\x44\x81\x52"
+	"\x82\x60\x83\x6c\x84\x78\x85\x8c" "\x86\x9e\x87\xbb\x88\xd2\x89\xe5"
+	"\x8a\x23\x8c\x0d\x90\x90\x91\x90"
+	,
+	"\x9d\x02\x9e\x02\x9f\x94\xa0\x94" "\xa1\x01\xa4\x50\xa5\x68\xa6\x70"
+	"\xa8\xc1\xa9\xef\xaa\x92\xab\x04" "\xac\x80\xad\x80\xae\x80\xaf\x80"
+	"\xb2\xf2\xb3\x20\xb4\x20\xb5\x00" "\xb6\xaf"
+	,
+	"\xbb\xae\xbc\x38\xbd\x39\xbe\x01" "\xbf\x01\xc0\xe2\xc1\xc0\xc2\x01"
+	"\xc3\x4e\xc6\x85\xc7\x81\xc9\xe0" "\xca\xe8\xcb\xf0\xcc\xd8\xcd\x93"
+	,
+	"\xd0\x21\xd1\x18\xd2\xe0\xd3\x01" "\xd4\x28\xd5\x00"
+};
+
+static u8 c04[] = {0x04};
+static u8 dat_post_1[] = "\x04\x00\x10\x20\xa1\x00\x00\x02";
+static u8 dat_post_2[] = "\x10\x10\xc1\x02";
+static u8 dat_post_3[] = "\x04\x00\x10\x7c\xa1\x00\x00\x04";
+static u8 dat_post_4[] = "\x10\x02\xc1\x06";
+static u8 dat_post_5[] = "\x04\x00\x10\x7b\xa1\x00\x00\x08";
+static u8 dat_post_6[] = "\x10\x10\xc1\x05";
+static u8 dat_post_7[] = "\x04\x00\x10\x7c\xa1\x00\x00\x08";
+static u8 dat_post_8[] = "\x04\x00\x10\x7c\xa1\x00\x00\x09";
+
+static struct validx tbl_init_post_alt[] = {
+	{0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x603c, 0x00ff},
+	{0x6003, 0x00ff}, {0x6032, 0x00ff}, {0x6032, 0x00ff}, {0x6001, 0x00ff},
+	{0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6012, 0x0003}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6012, 0x0003},
+	{0xffff, 0xffff},
+	{0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6012, 0x0003}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6012, 0x0003},
+	{0xffff, 0xffff},
+	{0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6000, 0x801e},
+	{0xffff, 0xffff},
+	{0x6004, 0x001e}, {0x6012, 0x0003},
+};
+
+static int  ov9655_init_at_startup(struct gspca_dev *gspca_dev);
+static int  ov9655_configure_alt(struct gspca_dev *gspca_dev);
+static int  ov9655_init_pre_alt(struct gspca_dev *gspca_dev);
+static int  ov9655_init_post_alt(struct gspca_dev *gspca_dev);
+static void ov9655_post_unset_alt(struct gspca_dev *gspca_dev);
+static int  ov9655_camera_settings(struct gspca_dev *gspca_dev);
+/*==========================================================================*/
+
+void ov9655_init_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vcur.backlight  =   0;
+	sd->vcur.brightness = 128;
+	sd->vcur.sharpness  =   0;
+	sd->vcur.contrast   =   0;
+	sd->vcur.gamma      =   0;
+	sd->vcur.hue        =   0;
+	sd->vcur.saturation =   0;
+	sd->vcur.whitebal   =   0;
+
+	sd->vmax.backlight  =   0;
+	sd->vmax.brightness = 255;
+	sd->vmax.sharpness  =   0;
+	sd->vmax.contrast   =   0;
+	sd->vmax.gamma      =   0;
+	sd->vmax.hue        =   0 + 1;
+	sd->vmax.saturation =   0;
+	sd->vmax.whitebal   =   0;
+	sd->vmax.mirror     = 0;
+	sd->vmax.flip       = 0;
+	sd->vmax.AC50Hz     = 0;
+
+	sd->dev_camera_settings = ov9655_camera_settings;
+	sd->dev_init_at_startup = ov9655_init_at_startup;
+	sd->dev_configure_alt   = ov9655_configure_alt;
+	sd->dev_init_pre_alt    = ov9655_init_pre_alt;
+	sd->dev_post_unset_alt  = ov9655_post_unset_alt;
+}
+
+/*==========================================================================*/
+
+static int ov9655_init_at_startup(struct gspca_dev *gspca_dev)
+{
+	fetch_validx(gspca_dev, tbl_init_at_startup,
+			ARRAY_SIZE(tbl_init_at_startup));
+	fetch_validx(gspca_dev, tbl_commmon, ARRAY_SIZE(tbl_commmon));
+/*	ctrl_out(gspca_dev, 0x40, 11, 0x0000, 0x0000, 0, NULL);*/
+
+	return 0;
+}
+
+static int ov9655_init_pre_alt(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	sd->vold.brightness = -1;
+	sd->vold.hue = -1;
+
+	fetch_validx(gspca_dev, tbl_commmon, ARRAY_SIZE(tbl_commmon));
+
+	ov9655_init_post_alt(gspca_dev);
+
+	return 0;
+}
+
+static int ov9655_init_post_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+	s32 n; /* reserved for FETCH macros */
+	s32 i;
+	u8 **tbl;
+
+	ctrl_out(gspca_dev, 0x40, 5, 0x0001, 0x0000, 0, NULL);
+
+	tbl = (reso == IMAGE_640) ? tbl_640 : tbl_800;
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+			tbl_length[0], tbl[0]);
+	for (i = 1; i < 7; i++)
+		ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200,
+				tbl_length[i], tbl[i]);
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200,
+			tbl_length[7], tbl[7]);
+
+	n = fetch_validx(gspca_dev, tbl_init_post_alt,
+			ARRAY_SIZE(tbl_init_post_alt));
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_1);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_1);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+	ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x801e, 1, c04);
+	keep_on_fetching_validx(gspca_dev, tbl_init_post_alt,
+					ARRAY_SIZE(tbl_init_post_alt), n);
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_1);
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post_2);
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_3);
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post_4);
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_5);
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x0000, 0x0200, 4, dat_post_6);
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_7);
+
+	ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_post_8);
+
+	ov9655_camera_settings(gspca_dev);
+
+	return 0;
+}
+
+static int ov9655_configure_alt(struct gspca_dev *gspca_dev)
+{
+	s32 reso = gspca_dev->cam.cam_mode[(s32) gspca_dev->curr_mode].priv;
+
+	switch (reso) {
+	case IMAGE_640:
+		gspca_dev->alt = 1 + 1;
+		break;
+
+	default:
+		gspca_dev->alt = 1 + 1;
+		break;
+	}
+	return 0;
+}
+
+static int ov9655_camera_settings(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	u8 dat_bright[] = "\x04\x00\x10\x7c\xa1\x00\x00\x70";
+
+	s32 bright = sd->vcur.brightness;
+	s32 hue    = sd->vcur.hue;
+
+	if (bright != sd->vold.brightness) {
+		sd->vold.brightness = bright;
+		if (bright < 0 || bright > sd->vmax.brightness)
+			bright = 0;
+
+		dat_bright[3] = bright;
+		ctrl_out(gspca_dev, 0x40, 3, 0x6000, 0x0200, 8, dat_bright);
+	}
+
+	if (hue != sd->vold.hue) {
+		sd->vold.hue = hue;
+		sd->swapRB = (hue != 0);
+	}
+
+	return 0;
+}
+
+static void ov9655_post_unset_alt(struct gspca_dev *gspca_dev)
+{
+	ctrl_out(gspca_dev, 0x40, 5, 0x0000, 0x0000, 0, NULL);
+	ctrl_out(gspca_dev, 0x40, 1, 0x0061, 0x0000, 0, NULL);
+}
diff --git a/drivers/media/video/gspca/gl860/gl860.c b/drivers/media/video/gspca/gl860/gl860.c
new file mode 100644
index 000000000000..6ef59ac7f502
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860.c
@@ -0,0 +1,785 @@
+/* @file gl860.c
+ * @date 2009-08-27
+ *
+ * Genesys Logic webcam with gl860 subdrivers
+ *
+ * Driver by Olivier Lorin <o.lorin@laposte.net>
+ * GSPCA by Jean-Francois Moine <http://moinejf.free.fr>
+ * Thanks BUGabundo and Malmostoso for your amazing help!
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#include "gspca.h"
+#include "gl860.h"
+
+MODULE_AUTHOR("Olivier Lorin <lorin@laposte.net>");
+MODULE_DESCRIPTION("GSPCA/Genesys Logic GL860 USB Camera Driver");
+MODULE_LICENSE("GPL");
+
+/*======================== static function declarations ====================*/
+
+static void (*dev_init_settings)(struct gspca_dev *gspca_dev);
+
+static int  sd_config(struct gspca_dev *gspca_dev,
+			const struct usb_device_id *id);
+static int  sd_init(struct gspca_dev *gspca_dev);
+static int  sd_isoc_init(struct gspca_dev *gspca_dev);
+static int  sd_start(struct gspca_dev *gspca_dev);
+static void sd_stop0(struct gspca_dev *gspca_dev);
+static void sd_pkt_scan(struct gspca_dev *gspca_dev,
+			struct gspca_frame *frame, u8 *data, s32 len);
+static void sd_callback(struct gspca_dev *gspca_dev);
+
+static int gl860_guess_sensor(struct gspca_dev *gspca_dev,
+				s32 vendor_id, s32 product_id);
+
+/*============================ driver options ==============================*/
+
+static s32 AC50Hz = 0xff;
+module_param(AC50Hz, int, 0644);
+MODULE_PARM_DESC(AC50Hz, " Does AC power frequency is 50Hz? (0/1)");
+
+static char sensor[7];
+module_param_string(sensor, sensor, sizeof(sensor), 0644);
+MODULE_PARM_DESC(sensor,
+		" Driver sensor ('MI1320'/'MI2020'/'OV9655'/'OV2640'/'')");
+
+/*============================ webcam controls =============================*/
+
+/* Functions to get and set a control value */
+#define SD_SETGET(thename) \
+static int sd_set_##thename(struct gspca_dev *gspca_dev, s32 val)\
+{\
+	struct sd *sd = (struct sd *) gspca_dev;\
+\
+	sd->vcur.thename = val;\
+	if (gspca_dev->streaming)\
+		sd->dev_camera_settings(gspca_dev);\
+	return 0;\
+} \
+static int sd_get_##thename(struct gspca_dev *gspca_dev, s32 *val)\
+{\
+	struct sd *sd = (struct sd *) gspca_dev;\
+\
+	*val = sd->vcur.thename;\
+	return 0;\
+}
+
+SD_SETGET(mirror)
+SD_SETGET(flip)
+SD_SETGET(AC50Hz)
+SD_SETGET(backlight)
+SD_SETGET(brightness)
+SD_SETGET(gamma)
+SD_SETGET(hue)
+SD_SETGET(saturation)
+SD_SETGET(sharpness)
+SD_SETGET(whitebal)
+SD_SETGET(contrast)
+
+#define GL860_NCTRLS 11
+
+/* control table */
+static struct ctrl sd_ctrls_mi1320[GL860_NCTRLS];
+static struct ctrl sd_ctrls_mi2020[GL860_NCTRLS];
+static struct ctrl sd_ctrls_mi2020b[GL860_NCTRLS];
+static struct ctrl sd_ctrls_ov2640[GL860_NCTRLS];
+static struct ctrl sd_ctrls_ov9655[GL860_NCTRLS];
+
+#define SET_MY_CTRL(theid, \
+	thetype, thelabel, thename) \
+	if (sd->vmax.thename != 0) {\
+		sd_ctrls[nCtrls].qctrl.id   = theid;\
+		sd_ctrls[nCtrls].qctrl.type = thetype;\
+		strcpy(sd_ctrls[nCtrls].qctrl.name, thelabel);\
+		sd_ctrls[nCtrls].qctrl.minimum = 0;\
+		sd_ctrls[nCtrls].qctrl.maximum = sd->vmax.thename;\
+		sd_ctrls[nCtrls].qctrl.default_value = sd->vcur.thename;\
+		sd_ctrls[nCtrls].qctrl.step = \
+			(sd->vmax.thename < 16) ? 1 : sd->vmax.thename/16;\
+		sd_ctrls[nCtrls].set = sd_set_##thename;\
+		sd_ctrls[nCtrls].get = sd_get_##thename;\
+		nCtrls++;\
+	}
+
+static int gl860_build_control_table(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct ctrl *sd_ctrls;
+	int nCtrls = 0;
+
+	if (_MI1320_)
+		sd_ctrls = sd_ctrls_mi1320;
+	else if (_MI2020_)
+		sd_ctrls = sd_ctrls_mi2020;
+	else if (_MI2020b_)
+		sd_ctrls = sd_ctrls_mi2020b;
+	else if (_OV2640_)
+		sd_ctrls = sd_ctrls_ov2640;
+	else if (_OV9655_)
+		sd_ctrls = sd_ctrls_ov9655;
+	else
+		return 0;
+
+	memset(sd_ctrls, 0, GL860_NCTRLS * sizeof(struct ctrl));
+
+	SET_MY_CTRL(V4L2_CID_BRIGHTNESS,
+		V4L2_CTRL_TYPE_INTEGER, "Brightness", brightness)
+	SET_MY_CTRL(V4L2_CID_SHARPNESS,
+		V4L2_CTRL_TYPE_INTEGER, "Sharpness", sharpness)
+	SET_MY_CTRL(V4L2_CID_CONTRAST,
+		V4L2_CTRL_TYPE_INTEGER, "Contrast", contrast)
+	SET_MY_CTRL(V4L2_CID_GAMMA,
+		V4L2_CTRL_TYPE_INTEGER, "Gamma", gamma)
+	SET_MY_CTRL(V4L2_CID_HUE,
+		V4L2_CTRL_TYPE_INTEGER, "Palette", hue)
+	SET_MY_CTRL(V4L2_CID_SATURATION,
+		V4L2_CTRL_TYPE_INTEGER, "Saturation", saturation)
+	SET_MY_CTRL(V4L2_CID_WHITE_BALANCE_TEMPERATURE,
+		V4L2_CTRL_TYPE_INTEGER, "White Bal.", whitebal)
+	SET_MY_CTRL(V4L2_CID_BACKLIGHT_COMPENSATION,
+		V4L2_CTRL_TYPE_INTEGER, "Backlight" , backlight)
+
+	SET_MY_CTRL(V4L2_CID_HFLIP,
+		V4L2_CTRL_TYPE_BOOLEAN, "Mirror", mirror)
+	SET_MY_CTRL(V4L2_CID_VFLIP,
+		V4L2_CTRL_TYPE_BOOLEAN, "Flip", flip)
+	SET_MY_CTRL(V4L2_CID_POWER_LINE_FREQUENCY,
+		V4L2_CTRL_TYPE_BOOLEAN, "50Hz", AC50Hz)
+
+	return nCtrls;
+}
+
+/*==================== sud-driver structure initialisation =================*/
+
+static struct sd_desc sd_desc_mi1320 = {
+	.name        = MODULE_NAME,
+	.ctrls       = sd_ctrls_mi1320,
+	.nctrls      = GL860_NCTRLS,
+	.config      = sd_config,
+	.init        = sd_init,
+	.isoc_init   = sd_isoc_init,
+	.start       = sd_start,
+	.stop0       = sd_stop0,
+	.pkt_scan    = sd_pkt_scan,
+	.dq_callback = sd_callback,
+};
+
+static struct sd_desc sd_desc_mi2020 = {
+	.name        = MODULE_NAME,
+	.ctrls       = sd_ctrls_mi2020,
+	.nctrls      = GL860_NCTRLS,
+	.config      = sd_config,
+	.init        = sd_init,
+	.isoc_init   = sd_isoc_init,
+	.start       = sd_start,
+	.stop0       = sd_stop0,
+	.pkt_scan    = sd_pkt_scan,
+	.dq_callback = sd_callback,
+};
+
+static struct sd_desc sd_desc_mi2020b = {
+	.name        = MODULE_NAME,
+	.ctrls       = sd_ctrls_mi2020b,
+	.nctrls      = GL860_NCTRLS,
+	.config      = sd_config,
+	.init        = sd_init,
+	.isoc_init   = sd_isoc_init,
+	.start       = sd_start,
+	.stop0       = sd_stop0,
+	.pkt_scan    = sd_pkt_scan,
+	.dq_callback = sd_callback,
+};
+
+static struct sd_desc sd_desc_ov2640 = {
+	.name        = MODULE_NAME,
+	.ctrls       = sd_ctrls_ov2640,
+	.nctrls      = GL860_NCTRLS,
+	.config      = sd_config,
+	.init        = sd_init,
+	.isoc_init   = sd_isoc_init,
+	.start       = sd_start,
+	.stop0       = sd_stop0,
+	.pkt_scan    = sd_pkt_scan,
+	.dq_callback = sd_callback,
+};
+
+static struct sd_desc sd_desc_ov9655 = {
+	.name        = MODULE_NAME,
+	.ctrls       = sd_ctrls_ov9655,
+	.nctrls      = GL860_NCTRLS,
+	.config      = sd_config,
+	.init        = sd_init,
+	.isoc_init   = sd_isoc_init,
+	.start       = sd_start,
+	.stop0       = sd_stop0,
+	.pkt_scan    = sd_pkt_scan,
+	.dq_callback = sd_callback,
+};
+
+/*=========================== sub-driver image sizes =======================*/
+
+static struct v4l2_pix_format mi2020_mode[] = {
+	{ 640,  480, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 640,
+		.sizeimage = 640 * 480,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	},
+	{ 800,  600, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 800,
+		.sizeimage = 800 * 600,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	},
+	{1280, 1024, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1280,
+		.sizeimage = 1280 * 1024,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 2
+	},
+	{1600, 1200, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1600,
+		.sizeimage = 1600 * 1200,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 3
+	},
+};
+
+static struct v4l2_pix_format ov2640_mode[] = {
+	{ 640,  480, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 640,
+		.sizeimage = 640 * 480,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	},
+	{ 800,  600, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 800,
+		.sizeimage = 800 * 600,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	},
+	{1280,  960, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1280,
+		.sizeimage = 1280 * 960,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 2
+	},
+	{1600, 1200, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1600,
+		.sizeimage = 1600 * 1200,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 3
+	},
+};
+
+static struct v4l2_pix_format mi1320_mode[] = {
+	{ 640,  480, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 640,
+		.sizeimage = 640 * 480,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	},
+	{ 800,  600, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 800,
+		.sizeimage = 800 * 600,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	},
+	{1280,  960, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1280,
+		.sizeimage = 1280 * 960,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 2
+	},
+};
+
+static struct v4l2_pix_format ov9655_mode[] = {
+	{ 640,  480, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 640,
+		.sizeimage = 640 * 480,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 0
+	},
+	{1280,  960, V4L2_PIX_FMT_SGBRG8, V4L2_FIELD_NONE,
+		.bytesperline = 1280,
+		.sizeimage = 1280 * 960,
+		.colorspace = V4L2_COLORSPACE_SRGB,
+		.priv = 1
+	},
+};
+
+/*========================= sud-driver functions ===========================*/
+
+/* This function is called at probe time */
+static int sd_config(struct gspca_dev *gspca_dev,
+			const struct usb_device_id *id)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	struct cam *cam;
+	s32 vendor_id, product_id;
+
+	/* Get USB VendorID and ProductID */
+	vendor_id  = le16_to_cpu(id->idVendor);
+	product_id = le16_to_cpu(id->idProduct);
+
+	sd->nbRightUp = 1;
+	sd->nbIm = -1;
+
+	sd->sensor = 0xff;
+	if (strcmp(sensor, "MI1320") == 0)
+		sd->sensor = ID_MI1320;
+	else if (strcmp(sensor, "OV2640") == 0)
+		sd->sensor = ID_OV2640;
+	else if (strcmp(sensor, "OV9655") == 0)
+		sd->sensor = ID_OV9655;
+	else if (strcmp(sensor, "MI2020") == 0)
+		sd->sensor = ID_MI2020;
+	else if (strcmp(sensor, "MI2020b") == 0)
+		sd->sensor = ID_MI2020b;
+
+	/* Get sensor and set the suitable init/start/../stop functions */
+	if (gl860_guess_sensor(gspca_dev, vendor_id, product_id) == -1)
+		return -1;
+
+	cam = &gspca_dev->cam;
+	gspca_dev->nbalt = 4;
+
+	switch (sd->sensor) {
+	case ID_MI1320:
+		gspca_dev->sd_desc = &sd_desc_mi1320;
+		cam->cam_mode = mi1320_mode;
+		cam->nmodes = ARRAY_SIZE(mi1320_mode);
+		dev_init_settings   = mi1320_init_settings;
+		break;
+
+	case ID_MI2020:
+		gspca_dev->sd_desc = &sd_desc_mi2020;
+		cam->cam_mode = mi2020_mode;
+		cam->nmodes = ARRAY_SIZE(mi2020_mode);
+		dev_init_settings   = mi2020_init_settings;
+		break;
+
+	case ID_MI2020b:
+		gspca_dev->sd_desc = &sd_desc_mi2020b;
+		cam->cam_mode = mi2020_mode;
+		cam->nmodes = ARRAY_SIZE(mi2020_mode);
+		dev_init_settings   = mi2020_init_settings;
+		break;
+
+	case ID_OV2640:
+		gspca_dev->sd_desc = &sd_desc_ov2640;
+		cam->cam_mode = ov2640_mode;
+		cam->nmodes = ARRAY_SIZE(ov2640_mode);
+		dev_init_settings   = ov2640_init_settings;
+		break;
+
+	case ID_OV9655:
+		gspca_dev->sd_desc = &sd_desc_ov9655;
+		cam->cam_mode = ov9655_mode;
+		cam->nmodes = ARRAY_SIZE(ov9655_mode);
+		dev_init_settings   = ov9655_init_settings;
+		break;
+	}
+
+	dev_init_settings(gspca_dev);
+	if (AC50Hz != 0xff)
+		((struct sd *) gspca_dev)->vcur.AC50Hz = AC50Hz;
+	gl860_build_control_table(gspca_dev);
+
+	return 0;
+}
+
+/* This function is called at probe time after sd_config */
+static int sd_init(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	return sd->dev_init_at_startup(gspca_dev);
+}
+
+/* This function is called before to choose the alt setting */
+static int sd_isoc_init(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	return sd->dev_configure_alt(gspca_dev);
+}
+
+/* This function is called to start the webcam */
+static int sd_start(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	return sd->dev_init_pre_alt(gspca_dev);
+}
+
+/* This function is called to stop the webcam */
+static void sd_stop0(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	return sd->dev_post_unset_alt(gspca_dev);
+}
+
+/* This function is called when an image is being received */
+static void sd_pkt_scan(struct gspca_dev *gspca_dev,
+			struct gspca_frame *frame, u8 *data, s32 len)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	static s32 nSkipped;
+
+	s32 mode = (s32) gspca_dev->curr_mode;
+	s32 nToSkip =
+		sd->swapRB * (gspca_dev->cam.cam_mode[mode].bytesperline + 1);
+
+	/* Test only against 0202h, so endianess does not matter */
+	switch (*(s16 *) data) {
+	case 0x0202:		/* End of frame, start a new one */
+		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+		nSkipped = 0;
+		if (sd->nbIm >= 0 && sd->nbIm < 10)
+			sd->nbIm++;
+		gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, 0);
+		break;
+
+	default:
+		data += 2;
+		len  -= 2;
+		if (nSkipped + len <= nToSkip)
+			nSkipped += len;
+		else {
+			if (nSkipped < nToSkip && nSkipped + len > nToSkip) {
+				data += nToSkip - nSkipped;
+				len  -= nToSkip - nSkipped;
+				nSkipped = nToSkip + 1;
+			}
+			gspca_frame_add(gspca_dev,
+				INTER_PACKET, frame, data, len);
+		}
+		break;
+	}
+}
+
+/* This function is called when an image has been read */
+/* This function is used to monitor webcam orientation */
+static void sd_callback(struct gspca_dev *gspca_dev)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+
+	if (!_OV9655_) {
+		u8 state;
+		u8 upsideDown;
+
+		/* Probe sensor orientation */
+		ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0000, 1, (void *)&state);
+
+		/* C8/40 means upside-down (looking backwards) */
+		/* D8/50 means right-up (looking onwards) */
+		upsideDown = (state == 0xc8 || state == 0x40);
+
+		if (upsideDown && sd->nbRightUp > -4) {
+			if (sd->nbRightUp > 0)
+				sd->nbRightUp = 0;
+			if (sd->nbRightUp == -3) {
+				sd->mirrorMask = 1;
+				sd->waitSet = 1;
+			}
+			sd->nbRightUp--;
+		}
+		if (!upsideDown && sd->nbRightUp < 4) {
+			if (sd->nbRightUp  < 0)
+				sd->nbRightUp = 0;
+			if (sd->nbRightUp == 3) {
+				sd->mirrorMask = 0;
+				sd->waitSet = 1;
+			}
+			sd->nbRightUp++;
+		}
+	}
+
+	if (sd->waitSet)
+		sd->dev_camera_settings(gspca_dev);
+}
+
+/*=================== USB driver structure initialisation ==================*/
+
+static const __devinitdata struct usb_device_id device_table[] = {
+	{USB_DEVICE(0x05e3, 0x0503)},
+	{USB_DEVICE(0x05e3, 0xf191)},
+	{}
+};
+
+MODULE_DEVICE_TABLE(usb, device_table);
+
+static int sd_probe(struct usb_interface *intf,
+				const struct usb_device_id *id)
+{
+	struct gspca_dev *gspca_dev;
+	s32 ret;
+
+	ret = gspca_dev_probe(intf, id,
+			&sd_desc_mi1320, sizeof(struct sd), THIS_MODULE);
+
+	if (ret >= 0) {
+		gspca_dev = usb_get_intfdata(intf);
+
+		PDEBUG(D_PROBE,
+			"Camera is now controlling video device /dev/video%d",
+			gspca_dev->vdev.minor);
+	}
+
+	return ret;
+}
+
+static void sd_disconnect(struct usb_interface *intf)
+{
+	gspca_disconnect(intf);
+}
+
+static struct usb_driver sd_driver = {
+	.name       = MODULE_NAME,
+	.id_table   = device_table,
+	.probe      = sd_probe,
+	.disconnect = sd_disconnect,
+#ifdef CONFIG_PM
+	.suspend    = gspca_suspend,
+	.resume     = gspca_resume,
+#endif
+};
+
+/*====================== Init and Exit module functions ====================*/
+
+static int __init sd_mod_init(void)
+{
+	PDEBUG(D_PROBE, "driver startup - version %s", DRIVER_VERSION);
+
+	if (usb_register(&sd_driver) < 0)
+		return -1;
+	PDEBUG(D_PROBE, "driver registered");
+
+	return 0;
+}
+
+static void __exit sd_mod_exit(void)
+{
+	usb_deregister(&sd_driver);
+	PDEBUG(D_PROBE, "driver deregistered");
+}
+
+module_init(sd_mod_init);
+module_exit(sd_mod_exit);
+
+/*==========================================================================*/
+
+int gl860_RTx(struct gspca_dev *gspca_dev,
+		unsigned char pref, u32 req, u16 val, u16 index,
+		s32 len, void *pdata)
+{
+	struct usb_device *udev = gspca_dev->dev;
+	s32 r = 0;
+
+	if (pref == 0x40) { /* Send */
+		if (len > 0) {
+			memcpy(gspca_dev->usb_buf, pdata, len);
+			r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+					req, pref, val, index,
+					gspca_dev->usb_buf,
+					len, 400 + 200 * (len > 1));
+		} else {
+			r = usb_control_msg(udev, usb_sndctrlpipe(udev, 0),
+					req, pref, val, index, NULL, len, 400);
+		}
+	} else { /* Receive */
+		if (len > 0) {
+			r = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+					req, pref, val, index,
+					gspca_dev->usb_buf,
+					len, 400 + 200 * (len > 1));
+			memcpy(pdata, gspca_dev->usb_buf, len);
+		} else {
+			r = usb_control_msg(udev, usb_rcvctrlpipe(udev, 0),
+					req, pref, val, index, NULL, len, 400);
+		}
+	}
+
+	if (r < 0)
+		PDEBUG(D_ERR,
+			"ctrl transfer failed %4d "
+			"[p%02x r%d v%04x i%04x len%d]",
+			r, pref, req, val, index, len);
+	else if (len > 1 && r < len)
+		PDEBUG(D_ERR, "short ctrl transfer %d/%d", r, len);
+
+	if ((_MI2020_ || _MI2020b_ || _MI2020c_) && (val || index))
+		msleep(1);
+	if (_OV2640_)
+		msleep(1);
+
+	return r;
+}
+
+int fetch_validx(struct gspca_dev *gspca_dev, struct validx *tbl, int len)
+{
+	int n;
+
+	for (n = 0; n < len; n++) {
+		if (tbl[n].idx != 0xffff)
+			ctrl_out(gspca_dev, 0x40, 1, tbl[n].val,
+					tbl[n].idx, 0, NULL);
+		else if (tbl[n].val == 0xffff)
+			break;
+		else
+			msleep(tbl[n].val);
+	}
+	return n;
+}
+
+int keep_on_fetching_validx(struct gspca_dev *gspca_dev, struct validx *tbl,
+				int len, int n)
+{
+	while (++n < len) {
+		if (tbl[n].idx != 0xffff)
+			ctrl_out(gspca_dev, 0x40, 1, tbl[n].val, tbl[n].idx,
+					0, NULL);
+		else if (tbl[n].val == 0xffff)
+			break;
+		else
+			msleep(tbl[n].val);
+	}
+	return n;
+}
+
+void fetch_idxdata(struct gspca_dev *gspca_dev, struct idxdata *tbl, int len)
+{
+	int n;
+
+	for (n = 0; n < len; n++) {
+		if (memcmp(tbl[n].data, "\xff\xff\xff", 3) != 0)
+			ctrl_out(gspca_dev, 0x40, 3, 0x7a00, tbl[n].idx,
+					3, tbl[n].data);
+		else
+			msleep(tbl[n].idx);
+	}
+}
+
+static int gl860_guess_sensor(struct gspca_dev *gspca_dev,
+				s32 vendor_id, s32 product_id)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	u8 probe, nb26, nb96, nOV, ntry;
+
+	if (product_id == 0xf191)
+		sd->sensor = ID_MI1320;
+
+	if (sd->sensor == 0xff) {
+		ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0004, 1, &probe);
+		ctrl_in(gspca_dev, 0xc0, 2, 0x0000, 0x0004, 1, &probe);
+
+		ctrl_out(gspca_dev, 0x40, 1, 0x0000, 0x0000, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x0010, 0x0010, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x0008, 0x00c0, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x00c1, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x0001, 0x00c2, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x0020, 0x0006, 0, NULL);
+		msleep(3);
+		ctrl_out(gspca_dev, 0x40, 1, 0x006a, 0x000d, 0, NULL);
+		msleep(56);
+
+		nOV = 0;
+		for (ntry = 0; ntry < 4; ntry++) {
+			ctrl_out(gspca_dev, 0x40, 1, 0x0040, 0x0000, 0, NULL);
+			msleep(3);
+			ctrl_out(gspca_dev, 0x40, 1, 0x0063, 0x0006, 0, NULL);
+			msleep(3);
+			ctrl_out(gspca_dev, 0x40, 1, 0x7a00, 0x8030, 0, NULL);
+			msleep(10);
+			ctrl_in(gspca_dev, 0xc0, 2, 0x7a00, 0x8030, 1, &probe);
+			PDEBUG(D_PROBE, "1st probe=%02x", probe);
+			if (probe == 0xff)
+				nOV++;
+		}
+
+		if (nOV) {
+			PDEBUG(D_PROBE, "0xff -> sensor OVXXXX");
+			PDEBUG(D_PROBE, "Probing for sensor OV2640 or OV9655");
+
+			nb26 = nb96 = 0;
+			for (ntry = 0; ntry < 4; ntry++) {
+				ctrl_out(gspca_dev, 0x40, 1, 0x0040, 0x0000,
+						0, NULL);
+				msleep(3);
+				ctrl_out(gspca_dev, 0x40, 1, 0x6000, 0x800a,
+						0, NULL);
+				msleep(10);
+				/* Wait for 26(OV2640) or 96(OV9655) */
+				ctrl_in(gspca_dev, 0xc0, 2, 0x6000, 0x800a,
+						1, &probe);
+
+				PDEBUG(D_PROBE, "2nd probe=%02x", probe);
+				if (probe == 0x00)
+					nb26++;
+				if (probe == 0x26 || probe == 0x40) {
+					sd->sensor = ID_OV2640;
+					nb26 += 4;
+					break;
+				}
+				if (probe == 0x96 || probe == 0x55) {
+					sd->sensor = ID_OV9655;
+					nb96 += 4;
+					break;
+				}
+				if (probe == 0xff)
+					nb96++;
+				msleep(3);
+			}
+			if (nb26 < 4 && nb96 < 4) {
+				PDEBUG(D_PROBE, "No relevant answer ");
+				PDEBUG(D_PROBE, "* 1.3Mpixels -> use OV9655");
+				PDEBUG(D_PROBE, "* 2.0Mpixels -> use OV2640");
+				PDEBUG(D_PROBE,
+					"To force a sensor, add that line to "
+					"/etc/modprobe.d/options.conf:");
+				PDEBUG(D_PROBE, "options gspca_gl860 "
+					"sensor=\"OV2640\" or \"OV9655\"");
+				return -1;
+			}
+		} else { /* probe = 0 */
+			PDEBUG(D_PROBE, "No 0xff -> sensor MI2020");
+			sd->sensor = ID_MI2020;
+		}
+	}
+
+	if (_MI1320_) {
+		PDEBUG(D_PROBE, "05e3:f191 sensor MI1320 (1.3M)");
+	} else if (_MI2020_) {
+		PDEBUG(D_PROBE, "05e3:0503 sensor MI2020 (2.0M)");
+	} else if (_MI2020b_) {
+		PDEBUG(D_PROBE, "05e3:0503 sensor MI2020 alt. driver (2.0M)");
+	} else if (_OV9655_) {
+		PDEBUG(D_PROBE, "05e3:0503 sensor OV9655 (1.3M)");
+	} else if (_OV2640_) {
+		PDEBUG(D_PROBE, "05e3:0503 sensor OV2640 (2.0M)");
+	} else {
+		PDEBUG(D_PROBE, "***** Unknown sensor *****");
+		return -1;
+	}
+
+	return 0;
+}
diff --git a/drivers/media/video/gspca/gl860/gl860.h b/drivers/media/video/gspca/gl860/gl860.h
new file mode 100644
index 000000000000..cef4e24c1e61
--- /dev/null
+++ b/drivers/media/video/gspca/gl860/gl860.h
@@ -0,0 +1,108 @@
+/* @file gl860.h
+ * @author Olivier LORIN, tiré du pilote Syntek par Nicolas VIVIEN
+ * @date 2009-08-27
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ */
+#ifndef GL860_DEV_H
+#define GL860_DEV_H
+#include <linux/version.h>
+
+#include "gspca.h"
+
+#define MODULE_NAME "gspca_gl860"
+#define DRIVER_VERSION "0.9d10"
+
+#define ctrl_in  gl860_RTx
+#define ctrl_out gl860_RTx
+
+#define ID_MI1320   1
+#define ID_OV2640   2
+#define ID_OV9655   4
+#define ID_MI2020   8
+#define ID_MI2020b 16
+
+#define _MI1320_  (((struct sd *) gspca_dev)->sensor == ID_MI1320)
+#define _MI2020_  (((struct sd *) gspca_dev)->sensor == ID_MI2020)
+#define _MI2020b_ (((struct sd *) gspca_dev)->sensor == ID_MI2020b)
+#define _MI2020c_ 0
+#define _OV2640_  (((struct sd *) gspca_dev)->sensor == ID_OV2640)
+#define _OV9655_  (((struct sd *) gspca_dev)->sensor == ID_OV9655)
+
+#define IMAGE_640   0
+#define IMAGE_800   1
+#define IMAGE_1280  2
+#define IMAGE_1600 3
+
+struct sd_gl860 {
+	u16 backlight;
+	u16 brightness;
+	u16 sharpness;
+	u16 contrast;
+	u16 gamma;
+	u16 hue;
+	u16 saturation;
+	u16 whitebal;
+	u8  mirror;
+	u8  flip;
+	u8  AC50Hz;
+};
+
+/* Specific webcam descriptor */
+struct sd {
+	struct gspca_dev gspca_dev;	/* !! must be the first item */
+
+	struct sd_gl860 vcur;
+	struct sd_gl860 vold;
+	struct sd_gl860 vmax;
+
+	int  (*dev_configure_alt)  (struct gspca_dev *);
+	int  (*dev_init_at_startup)(struct gspca_dev *);
+	int  (*dev_init_pre_alt)   (struct gspca_dev *);
+	void (*dev_post_unset_alt) (struct gspca_dev *);
+	int  (*dev_camera_settings)(struct gspca_dev *);
+
+	u8   swapRB;
+	u8  mirrorMask;
+	u8  sensor;
+	s32 nbIm;
+	s32 nbRightUp;
+	u8   waitSet;
+};
+
+struct validx {
+	u16 val;
+	u16 idx;
+};
+
+struct idxdata {
+	u8 idx;
+	u8 data[3];
+};
+
+int fetch_validx(struct gspca_dev *gspca_dev, struct validx *tbl, int len);
+int keep_on_fetching_validx(struct gspca_dev *gspca_dev, struct validx *tbl,
+				int len, int n);
+void fetch_idxdata(struct gspca_dev *gspca_dev, struct idxdata *tbl, int len);
+
+int gl860_RTx(struct gspca_dev *gspca_dev,
+			unsigned char pref, u32 req, u16 val, u16 index,
+			s32 len, void *pdata);
+
+void mi1320_init_settings(struct gspca_dev *);
+void ov2640_init_settings(struct gspca_dev *);
+void ov9655_init_settings(struct gspca_dev *);
+void mi2020_init_settings(struct gspca_dev *);
+
+#endif
diff --git a/drivers/media/video/gspca/gspca.c b/drivers/media/video/gspca/gspca.c
index cf6540da1e42..23d3fb776918 100644
--- a/drivers/media/video/gspca/gspca.c
+++ b/drivers/media/video/gspca/gspca.c
@@ -99,7 +99,7 @@ static void gspca_vm_close(struct vm_area_struct *vma)
 		frame->v4l2_buf.flags &= ~V4L2_BUF_FLAG_MAPPED;
 }
 
-static struct vm_operations_struct gspca_vm_ops = {
+static const struct vm_operations_struct gspca_vm_ops = {
 	.open		= gspca_vm_open,
 	.close		= gspca_vm_close,
 };
diff --git a/drivers/media/video/gspca/jeilinj.c b/drivers/media/video/gspca/jeilinj.c
index dbfa3ed6e8ef..a11c97ebeb0f 100644
--- a/drivers/media/video/gspca/jeilinj.c
+++ b/drivers/media/video/gspca/jeilinj.c
@@ -312,6 +312,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
 
 	/* create the JPEG header */
 	dev->jpeg_hdr = kmalloc(JPEG_HDR_SZ, GFP_KERNEL);
+	if (dev->jpeg_hdr == NULL)
+		return -ENOMEM;
 	jpeg_define(dev->jpeg_hdr, gspca_dev->height, gspca_dev->width,
 			0x21);          /* JPEG 422 */
 	jpeg_set_qual(dev->jpeg_hdr, dev->quality);
diff --git a/drivers/media/video/gspca/m5602/m5602_core.c b/drivers/media/video/gspca/m5602/m5602_core.c
index 8a5bba16ff32..7f1e5415850b 100644
--- a/drivers/media/video/gspca/m5602/m5602_core.c
+++ b/drivers/media/video/gspca/m5602/m5602_core.c
@@ -56,7 +56,7 @@ int m5602_read_bridge(struct sd *sd, const u8 address, u8 *i2c_data)
 	return (err < 0) ? err : 0;
 }
 
-/* Writes a byte to to the m5602 */
+/* Writes a byte to the m5602 */
 int m5602_write_bridge(struct sd *sd, const u8 address, const u8 i2c_data)
 {
 	int err;
diff --git a/drivers/media/video/gspca/m5602/m5602_ov7660.c b/drivers/media/video/gspca/m5602/m5602_ov7660.c
index 7aafeb7cfa07..2a28b74cb3f9 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov7660.c
+++ b/drivers/media/video/gspca/m5602/m5602_ov7660.c
@@ -20,6 +20,18 @@
 
 static int ov7660_get_gain(struct gspca_dev *gspca_dev, __s32 *val);
 static int ov7660_set_gain(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_auto_white_balance(struct gspca_dev *gspca_dev,
+					 __s32 *val);
+static int ov7660_set_auto_white_balance(struct gspca_dev *gspca_dev,
+					 __s32 val);
+static int ov7660_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_auto_exposure(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val);
+static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val);
+static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val);
 
 const static struct ctrl ov7660_ctrls[] = {
 #define GAIN_IDX 1
@@ -37,6 +49,79 @@ const static struct ctrl ov7660_ctrls[] = {
 		.set = ov7660_set_gain,
 		.get = ov7660_get_gain
 	},
+#define BLUE_BALANCE_IDX 2
+#define RED_BALANCE_IDX 3
+#define AUTO_WHITE_BALANCE_IDX 4
+	{
+		{
+			.id 		= V4L2_CID_AUTO_WHITE_BALANCE,
+			.type 		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name 		= "auto white balance",
+			.minimum 	= 0,
+			.maximum 	= 1,
+			.step 		= 1,
+			.default_value 	= 1
+		},
+		.set = ov7660_set_auto_white_balance,
+		.get = ov7660_get_auto_white_balance
+	},
+#define AUTO_GAIN_CTRL_IDX 5
+	{
+		{
+			.id 		= V4L2_CID_AUTOGAIN,
+			.type 		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name 		= "auto gain control",
+			.minimum 	= 0,
+			.maximum 	= 1,
+			.step 		= 1,
+			.default_value 	= 1
+		},
+		.set = ov7660_set_auto_gain,
+		.get = ov7660_get_auto_gain
+	},
+#define AUTO_EXPOSURE_IDX 6
+	{
+		{
+			.id 		= V4L2_CID_EXPOSURE_AUTO,
+			.type 		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name 		= "auto exposure",
+			.minimum 	= 0,
+			.maximum 	= 1,
+			.step 		= 1,
+			.default_value 	= 1
+		},
+		.set = ov7660_set_auto_exposure,
+		.get = ov7660_get_auto_exposure
+	},
+#define HFLIP_IDX 7
+	{
+		{
+			.id 		= V4L2_CID_HFLIP,
+			.type 		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name 		= "horizontal flip",
+			.minimum 	= 0,
+			.maximum 	= 1,
+			.step 		= 1,
+			.default_value 	= 0
+		},
+		.set = ov7660_set_hflip,
+		.get = ov7660_get_hflip
+	},
+#define VFLIP_IDX 8
+	{
+		{
+			.id 		= V4L2_CID_VFLIP,
+			.type 		= V4L2_CTRL_TYPE_BOOLEAN,
+			.name 		= "vertical flip",
+			.minimum 	= 0,
+			.maximum 	= 1,
+			.step 		= 1,
+			.default_value 	= 0
+		},
+		.set = ov7660_set_vflip,
+		.get = ov7660_get_vflip
+	},
+
 };
 
 static struct v4l2_pix_format ov7660_modes[] = {
@@ -137,7 +222,7 @@ int ov7660_init(struct sd *sd)
 		} else {
 			data[0] = init_ov7660[i][2];
 			err = m5602_write_sensor(sd,
-					init_ov7660[i][1], data, 1);
+				init_ov7660[i][1], data, 1);
 		}
 	}
 
@@ -148,6 +233,28 @@ int ov7660_init(struct sd *sd)
 	if (err < 0)
 		return err;
 
+	err = ov7660_set_auto_white_balance(&sd->gspca_dev,
+		sensor_settings[AUTO_WHITE_BALANCE_IDX]);
+	if (err < 0)
+		return err;
+
+	err = ov7660_set_auto_gain(&sd->gspca_dev,
+		sensor_settings[AUTO_GAIN_CTRL_IDX]);
+	if (err < 0)
+		return err;
+
+	err = ov7660_set_auto_exposure(&sd->gspca_dev,
+		sensor_settings[AUTO_EXPOSURE_IDX]);
+	if (err < 0)
+		return err;
+	err = ov7660_set_hflip(&sd->gspca_dev,
+		sensor_settings[HFLIP_IDX]);
+	if (err < 0)
+		return err;
+
+	err = ov7660_set_vflip(&sd->gspca_dev,
+		sensor_settings[VFLIP_IDX]);
+
 	return err;
 }
 
@@ -194,6 +301,159 @@ static int ov7660_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 	return err;
 }
 
+
+static int ov7660_get_auto_white_balance(struct gspca_dev *gspca_dev,
+					 __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[AUTO_WHITE_BALANCE_IDX];
+	return 0;
+}
+
+static int ov7660_set_auto_white_balance(struct gspca_dev *gspca_dev,
+					 __s32 val)
+{
+	int err;
+	u8 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	PDEBUG(D_V4L2, "Set auto white balance to %d", val);
+
+	sensor_settings[AUTO_WHITE_BALANCE_IDX] = val;
+	err = m5602_read_sensor(sd, OV7660_COM8, &i2c_data, 1);
+	if (err < 0)
+		return err;
+
+	i2c_data = ((i2c_data & 0xfd) | ((val & 0x01) << 1));
+	err = m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1);
+
+	return err;
+}
+
+static int ov7660_get_auto_gain(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[AUTO_GAIN_CTRL_IDX];
+	PDEBUG(D_V4L2, "Read auto gain control %d", *val);
+	return 0;
+}
+
+static int ov7660_set_auto_gain(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	u8 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	PDEBUG(D_V4L2, "Set auto gain control to %d", val);
+
+	sensor_settings[AUTO_GAIN_CTRL_IDX] = val;
+	err = m5602_read_sensor(sd, OV7660_COM8, &i2c_data, 1);
+	if (err < 0)
+		return err;
+
+	i2c_data = ((i2c_data & 0xfb) | ((val & 0x01) << 2));
+
+	return m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1);
+}
+
+static int ov7660_get_auto_exposure(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[AUTO_EXPOSURE_IDX];
+	PDEBUG(D_V4L2, "Read auto exposure control %d", *val);
+	return 0;
+}
+
+static int ov7660_set_auto_exposure(struct gspca_dev *gspca_dev,
+				    __s32 val)
+{
+	int err;
+	u8 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	PDEBUG(D_V4L2, "Set auto exposure control to %d", val);
+
+	sensor_settings[AUTO_EXPOSURE_IDX] = val;
+	err = m5602_read_sensor(sd, OV7660_COM8, &i2c_data, 1);
+	if (err < 0)
+		return err;
+
+	i2c_data = ((i2c_data & 0xfe) | ((val & 0x01) << 0));
+
+	return m5602_write_sensor(sd, OV7660_COM8, &i2c_data, 1);
+}
+
+static int ov7660_get_hflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[HFLIP_IDX];
+	PDEBUG(D_V4L2, "Read horizontal flip %d", *val);
+	return 0;
+}
+
+static int ov7660_set_hflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	u8 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	PDEBUG(D_V4L2, "Set horizontal flip to %d", val);
+
+	sensor_settings[HFLIP_IDX] = val;
+
+	i2c_data = ((val & 0x01) << 5) |
+		(sensor_settings[VFLIP_IDX] << 4);
+
+	err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
+
+	return err;
+}
+
+static int ov7660_get_vflip(struct gspca_dev *gspca_dev, __s32 *val)
+{
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	*val = sensor_settings[VFLIP_IDX];
+	PDEBUG(D_V4L2, "Read vertical flip %d", *val);
+
+	return 0;
+}
+
+static int ov7660_set_vflip(struct gspca_dev *gspca_dev, __s32 val)
+{
+	int err;
+	u8 i2c_data;
+	struct sd *sd = (struct sd *) gspca_dev;
+	s32 *sensor_settings = sd->sensor_priv;
+
+	PDEBUG(D_V4L2, "Set vertical flip to %d", val);
+	sensor_settings[VFLIP_IDX] = val;
+
+	i2c_data = ((val & 0x01) << 4) | (sensor_settings[VFLIP_IDX] << 5);
+	err = m5602_write_sensor(sd, OV7660_MVFP, &i2c_data, 1);
+	if (err < 0)
+		return err;
+
+	/* When vflip is toggled we need to readjust the bridge hsync/vsync */
+	if (gspca_dev->streaming)
+		err = ov7660_start(sd);
+
+	return err;
+}
+
 static void ov7660_dump_registers(struct sd *sd)
 {
 	int address;
diff --git a/drivers/media/video/gspca/m5602/m5602_ov7660.h b/drivers/media/video/gspca/m5602/m5602_ov7660.h
index 3f2c169a93ea..f5588ebe667c 100644
--- a/drivers/media/video/gspca/m5602/m5602_ov7660.h
+++ b/drivers/media/video/gspca/m5602/m5602_ov7660.h
@@ -66,23 +66,23 @@
 #define OV7660_RBIAS		0x2c
 #define OV7660_HREF		0x32
 #define OV7660_ADC		0x37
-#define OV7660_OFON 		0x39
-#define OV7660_TSLB 		0x3a
-#define OV7660_COM12 		0x3c
-#define OV7660_COM13 		0x3d
+#define OV7660_OFON		0x39
+#define OV7660_TSLB		0x3a
+#define OV7660_COM12		0x3c
+#define OV7660_COM13		0x3d
 #define OV7660_LCC1		0x62
 #define OV7660_LCC2		0x63
 #define OV7660_LCC3		0x64
 #define OV7660_LCC4		0x65
 #define OV7660_LCC5		0x66
-#define OV7660_HV 		0x69
-#define OV7660_RSVDA1 		0xa1
+#define OV7660_HV		0x69
+#define OV7660_RSVDA1		0xa1
 
 #define OV7660_DEFAULT_GAIN		0x0e
-#define OV7660_DEFAULT_RED_GAIN	0x80
+#define OV7660_DEFAULT_RED_GAIN		0x80
 #define OV7660_DEFAULT_BLUE_GAIN 	0x80
 #define OV7660_DEFAULT_SATURATION	0x00
-#define OV7660_DEFAULT_EXPOSURE	0x20
+#define OV7660_DEFAULT_EXPOSURE		0x20
 
 /* Kernel module parameters */
 extern int force_sensor;
@@ -149,45 +149,8 @@ static const unsigned char init_ov7660[][4] =
 	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
 	{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0d},
 	{BRIDGE, M5602_XB_SENSOR_CTRL, 0x00},
-	{BRIDGE, M5602_XB_GPIO_DIR, 0x03},
-	{BRIDGE, M5602_XB_GPIO_DIR, 0x03},
-	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
-	{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
-
-	{SENSOR, OV7660_OFON, 0x0c},
-	{SENSOR, OV7660_COM2, 0x11},
-	{SENSOR, OV7660_COM7, 0x05},
-
 	{BRIDGE, M5602_XB_GPIO_DIR, 0x01},
-	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
-	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
-	{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
-	{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
-	{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
-	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
-
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x02},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-
-	{SENSOR, OV7660_AECH, OV7660_DEFAULT_EXPOSURE},
-	{SENSOR, OV7660_COM1, 0x00},
-
 	{BRIDGE, M5602_XB_GPIO_DIR, 0x01},
-	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
-	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-
 	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
 	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
 	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
@@ -196,11 +159,8 @@ static const unsigned char init_ov7660[][4] =
 	{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
 	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
 	{BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
-
 	{SENSOR, OV7660_COM7, 0x80},
 	{SENSOR, OV7660_CLKRC, 0x80},
-	{SENSOR, OV7660_BLUE_GAIN, 0x80},
-	{SENSOR, OV7660_RED_GAIN, 0x80},
 	{SENSOR, OV7660_COM9, 0x4c},
 	{SENSOR, OV7660_OFON, 0x43},
 	{SENSOR, OV7660_COM12, 0x28},
@@ -212,17 +172,17 @@ static const unsigned char init_ov7660[][4] =
 	{SENSOR, OV7660_PSHFT, 0x0b},
 	{SENSOR, OV7660_VSTART, 0x01},
 	{SENSOR, OV7660_VSTOP, 0x7a},
-	{SENSOR, OV7660_VREF, 0x00},
+	{SENSOR, OV7660_VSTOP, 0x00},
 	{SENSOR, OV7660_COM7, 0x05},
-	{SENSOR, OV7660_COM6, 0x4b},
-	{SENSOR, OV7660_BBIAS, 0x98},
-	{SENSOR, OV7660_GbBIAS, 0x98},
-	{SENSOR, OV7660_RSVD29, 0x98},
-	{SENSOR, OV7660_RBIAS, 0x98},
+	{SENSOR, OV7660_COM6, 0x42},
+	{SENSOR, OV7660_BBIAS, 0x94},
+	{SENSOR, OV7660_GbBIAS, 0x94},
+	{SENSOR, OV7660_RSVD29, 0x94},
+	{SENSOR, OV7660_RBIAS, 0x94},
 	{SENSOR, OV7660_COM1, 0x00},
 	{SENSOR, OV7660_AECH, 0x00},
 	{SENSOR, OV7660_AECHH, 0x00},
-	{SENSOR, OV7660_ADC, 0x04},
+	{SENSOR, OV7660_ADC, 0x05},
 	{SENSOR, OV7660_COM13, 0x00},
 	{SENSOR, OV7660_RSVDA1, 0x23},
 	{SENSOR, OV7660_TSLB, 0x0d},
@@ -233,6 +193,47 @@ static const unsigned char init_ov7660[][4] =
 	{SENSOR, OV7660_LCC4, 0x40},
 	{SENSOR, OV7660_LCC5, 0x01},
 
+	{SENSOR, OV7660_AECH, 0x20},
+	{SENSOR, OV7660_COM1, 0x00},
+	{SENSOR, OV7660_OFON, 0x0c},
+	{SENSOR, OV7660_COM2, 0x11},
+	{SENSOR, OV7660_COM7, 0x05},
+	{BRIDGE, M5602_XB_GPIO_DIR, 0x01},
+	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
+	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
+	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
+	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
+	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
+	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
+	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
+	{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
+	{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
+	{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
+	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
+	{SENSOR, OV7660_AECH, 0x5f},
+	{SENSOR, OV7660_COM1, 0x03},
+	{SENSOR, OV7660_OFON, 0x0c},
+	{SENSOR, OV7660_COM2, 0x11},
+	{SENSOR, OV7660_COM7, 0x05},
+	{BRIDGE, M5602_XB_GPIO_DIR, 0x01},
+	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
+	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
+	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
+	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
+	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
+	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
+	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
+	{BRIDGE, M5602_XB_SENSOR_TYPE, 0x0c},
+	{BRIDGE, M5602_XB_GPIO_DIR, 0x05},
+	{BRIDGE, M5602_XB_GPIO_DAT, 0x00},
+	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
+	{BRIDGE, M5602_XB_GPIO_EN_L, 0x00},
+
 	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x06},
 	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
 	{BRIDGE, M5602_XB_ADC_CTRL, 0xc0},
@@ -245,35 +246,18 @@ static const unsigned char init_ov7660[][4] =
 	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
 	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
 	{BRIDGE, M5602_XB_VSYNC_PARA, 0x01},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0xe0}, /* 480 */
+	{BRIDGE, M5602_XB_VSYNC_PARA, 0xec},
 	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
 	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
 	{BRIDGE, M5602_XB_SIG_INI, 0x00},
 	{BRIDGE, M5602_XB_SIG_INI, 0x02},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x00},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x27}, /* 39 */
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0x02},
-	{BRIDGE, M5602_XB_VSYNC_PARA, 0xa7}, /* 679 */
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x00},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x27},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0x02},
+	{BRIDGE, M5602_XB_HSYNC_PARA, 0xa7},
 	{BRIDGE, M5602_XB_SIG_INI, 0x00},
-
 	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x00},
 	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0},
-
-	{SENSOR, OV7660_AECH, 0x20},
-	{SENSOR, OV7660_COM1, 0x00},
-	{SENSOR, OV7660_OFON, 0x0c},
-	{SENSOR, OV7660_COM2, 0x11},
-	{SENSOR, OV7660_COM7, 0x05},
-	{SENSOR, OV7660_BLUE_GAIN, 0x80},
-	{SENSOR, OV7660_RED_GAIN, 0x80},
-
-	{BRIDGE, M5602_XB_GPIO_DIR, 0x01},
-	{BRIDGE, M5602_XB_GPIO_DAT, 0x04},
-	{BRIDGE, M5602_XB_GPIO_EN_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DIR_H, 0x06},
-	{BRIDGE, M5602_XB_GPIO_DAT_H, 0x00},
-	{BRIDGE, M5602_XB_SEN_CLK_DIV, 0x08},
-	{BRIDGE, M5602_XB_SEN_CLK_CTRL, 0xb0}
 };
 
 #endif
diff --git a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
index 0163903d1c0f..a27afeb6f39b 100644
--- a/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
+++ b/drivers/media/video/gspca/m5602/m5602_s5k4aa.c
@@ -35,18 +35,44 @@ static
     const
 	struct dmi_system_id s5k4aa_vflip_dmi_table[] = {
 	{
+		.ident = "BRUNEINIT",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "BRUNENIT"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "BRUNENIT"),
+			DMI_MATCH(DMI_BOARD_VERSION, "00030D0000000001")
+		}
+	}, {
 		.ident = "Fujitsu-Siemens Amilo Xa 2528",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xa 2528")
 		}
 	}, {
+		.ident = "Fujitsu-Siemens Amilo Xi 2528",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2528")
+		}
+	}, {
 		.ident = "Fujitsu-Siemens Amilo Xi 2550",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
 			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Xi 2550")
 		}
 	}, {
+		.ident = "Fujitsu-Siemens Amilo Pa 2548",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "AMILO Pa 2548")
+		}
+	}, {
+		.ident = "MSI GX700",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
+			DMI_MATCH(DMI_BIOS_DATE, "12/02/2008")
+		}
+	}, {
 		.ident = "MSI GX700",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
@@ -54,6 +80,13 @@ static
 			DMI_MATCH(DMI_BIOS_DATE, "07/26/2007")
 		}
 	}, {
+		.ident = "MSI GX700",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "GX700"),
+			DMI_MATCH(DMI_BIOS_DATE, "07/19/2007")
+		}
+	}, {
 		.ident = "MSI GX700/GX705/EX700",
 		.matches = {
 			DMI_MATCH(DMI_SYS_VENDOR, "Micro-Star International"),
diff --git a/drivers/media/video/gspca/mr97310a.c b/drivers/media/video/gspca/mr97310a.c
index 140c8f320e47..f8328b9efae5 100644
--- a/drivers/media/video/gspca/mr97310a.c
+++ b/drivers/media/video/gspca/mr97310a.c
@@ -483,7 +483,7 @@ static int start_cif_cam(struct gspca_dev *gspca_dev)
 		data[3] = 0x2c;			   /* reg 2, H size/8 */
 		data[4] = 0x48;			   /* reg 3, V size/4 */
 		data[6] = 0x06;			   /* reg 5, H start  */
-		data[8] = 0x06 + sd->sensor_type;  /* reg 7, V start  */
+		data[8] = 0x06 - sd->sensor_type;  /* reg 7, V start  */
 		break;
 	}
 	err_code = mr_write(gspca_dev, 11);
diff --git a/drivers/media/video/gspca/ov519.c b/drivers/media/video/gspca/ov519.c
index 2f6e135d94bc..a5c190e93799 100644
--- a/drivers/media/video/gspca/ov519.c
+++ b/drivers/media/video/gspca/ov519.c
@@ -2919,7 +2919,7 @@ static void ov518_pkt_scan(struct gspca_dev *gspca_dev,
 	/* A false positive here is likely, until OVT gives me
 	 * the definitive SOF/EOF format */
 	if ((!(data[0] | data[1] | data[2] | data[3] | data[5])) && data[6]) {
-		gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+		frame = gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
 		gspca_frame_add(gspca_dev, FIRST_PACKET, frame, data, 0);
 		sd->packet_nr = 0;
 	}
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx.c b/drivers/media/video/gspca/stv06xx/stv06xx.c
index 7af511b5e9c2..bfae63f5584c 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx.c
@@ -50,7 +50,6 @@ int stv06xx_write_bridge(struct sd *sd, u16 address, u16 i2c_data)
 			      0x04, 0x40, address, 0, buf, len,
 			      STV06XX_URB_MSG_TIMEOUT);
 
-
 	PDEBUG(D_CONF, "Written 0x%x to address 0x%x, status: %d",
 	       i2c_data, address, err);
 
@@ -69,7 +68,7 @@ int stv06xx_read_bridge(struct sd *sd, u16 address, u8 *i2c_data)
 
 	*i2c_data = buf[0];
 
-	PDEBUG(D_CONF, "Read 0x%x from address 0x%x, status %d",
+	PDEBUG(D_CONF, "Reading 0x%x from address 0x%x, status %d",
 	       *i2c_data, address, err);
 
 	return (err < 0) ? err : 0;
@@ -111,14 +110,14 @@ int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len)
 	struct usb_device *udev = sd->gspca_dev.dev;
 	__u8 *buf = sd->gspca_dev.usb_buf;
 
-	PDEBUG(D_USBO, "I2C: Command buffer contains %d entries", len);
+	PDEBUG(D_CONF, "I2C: Command buffer contains %d entries", len);
 	for (i = 0; i < len;) {
 		/* Build the command buffer */
 		memset(buf, 0, I2C_BUFFER_LENGTH);
 		for (j = 0; j < I2C_MAX_BYTES && i < len; j++, i++) {
 			buf[j] = data[2*i];
 			buf[0x10 + j] = data[2*i+1];
-			PDEBUG(D_USBO, "I2C: Writing 0x%02x to reg 0x%02x",
+			PDEBUG(D_CONF, "I2C: Writing 0x%02x to reg 0x%02x",
 			data[2*i+1], data[2*i]);
 		}
 		buf[0x20] = sd->sensor->i2c_addr;
@@ -128,8 +127,8 @@ int stv06xx_write_sensor_bytes(struct sd *sd, const u8 *data, u8 len)
 				      0x04, 0x40, 0x0400, 0, buf,
 				      I2C_BUFFER_LENGTH,
 				      STV06XX_URB_MSG_TIMEOUT);
-				      if (err < 0)
-					return err;
+		if (err < 0)
+			return err;
 	}
 	return stv06xx_write_sensor_finish(sd);
 }
@@ -140,7 +139,7 @@ int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len)
 	struct usb_device *udev = sd->gspca_dev.dev;
 	__u8 *buf = sd->gspca_dev.usb_buf;
 
-	PDEBUG(D_USBO, "I2C: Command buffer contains %d entries", len);
+	PDEBUG(D_CONF, "I2C: Command buffer contains %d entries", len);
 
 	for (i = 0; i < len;) {
 		/* Build the command buffer */
@@ -149,7 +148,7 @@ int stv06xx_write_sensor_words(struct sd *sd, const u16 *data, u8 len)
 			buf[j] = data[2*i];
 			buf[0x10 + j * 2] = data[2*i+1];
 			buf[0x10 + j * 2 + 1] = data[2*i+1] >> 8;
-			PDEBUG(D_USBO, "I2C: Writing 0x%04x to reg 0x%02x",
+			PDEBUG(D_CONF, "I2C: Writing 0x%04x to reg 0x%02x",
 				data[2*i+1], data[2*i]);
 		}
 		buf[0x20] = sd->sensor->i2c_addr;
@@ -189,7 +188,7 @@ int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value)
 			      0x04, 0x40, 0x1400, 0, buf, I2C_BUFFER_LENGTH,
 			      STV06XX_URB_MSG_TIMEOUT);
 	if (err < 0) {
-		PDEBUG(D_ERR, "I2C Read: error writing address: %d", err);
+		PDEBUG(D_ERR, "I2C: Read error writing address: %d", err);
 		return err;
 	}
 
@@ -201,7 +200,7 @@ int stv06xx_read_sensor(struct sd *sd, const u8 address, u16 *value)
 	else
 		*value = buf[0];
 
-	PDEBUG(D_USBO, "I2C: Read 0x%x from address 0x%x, status: %d",
+	PDEBUG(D_CONF, "I2C: Read 0x%x from address 0x%x, status: %d",
 	       *value, address, err);
 
 	return (err < 0) ? err : 0;
@@ -395,7 +394,8 @@ frame_data:
 			PDEBUG(D_PACK, "End of frame detected");
 
 			/* Complete the last frame (if any) */
-			gspca_frame_add(gspca_dev, LAST_PACKET, frame, data, 0);
+			frame = gspca_frame_add(gspca_dev, LAST_PACKET,
+						frame, data, 0);
 
 			if (chunk_len)
 				PDEBUG(D_ERR, "Chunk length is "
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c b/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c
index e5024c8496ef..706e08dc5254 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.c
@@ -37,7 +37,7 @@ static const struct ctrl hdcs1x00_ctrl[] = {
 			.type		= V4L2_CTRL_TYPE_INTEGER,
 			.name		= "exposure",
 			.minimum	= 0x00,
-			.maximum	= 0xffff,
+			.maximum	= 0xff,
 			.step		= 0x1,
 			.default_value 	= HDCS_DEFAULT_EXPOSURE,
 			.flags         	= V4L2_CTRL_FLAG_SLIDER
@@ -74,7 +74,35 @@ static struct v4l2_pix_format hdcs1x00_mode[] = {
 	}
 };
 
-static const struct ctrl hdcs1020_ctrl[] = {};
+static const struct ctrl hdcs1020_ctrl[] = {
+	{
+		{
+			.id		= V4L2_CID_EXPOSURE,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "exposure",
+			.minimum	= 0x00,
+			.maximum	= 0xffff,
+			.step		= 0x1,
+			.default_value 	= HDCS_DEFAULT_EXPOSURE,
+			.flags         	= V4L2_CTRL_FLAG_SLIDER
+		},
+		.set = hdcs_set_exposure,
+		.get = hdcs_get_exposure
+	}, {
+		{
+			.id		= V4L2_CID_GAIN,
+			.type		= V4L2_CTRL_TYPE_INTEGER,
+			.name		= "gain",
+			.minimum	= 0x00,
+			.maximum	= 0xff,
+			.step		= 0x1,
+			.default_value 	= HDCS_DEFAULT_GAIN,
+			.flags         	= V4L2_CTRL_FLAG_SLIDER
+		},
+		.set = hdcs_set_gain,
+		.get = hdcs_get_gain
+	}
+};
 
 static struct v4l2_pix_format hdcs1020_mode[] = {
 	{
@@ -120,6 +148,7 @@ struct hdcs {
 	} exp;
 
 	int psmp;
+	u8 exp_cache, gain_cache;
 };
 
 static int hdcs_reg_write_seq(struct sd *sd, u8 reg, u8 *vals, u8 len)
@@ -205,34 +234,8 @@ static int hdcs_get_exposure(struct gspca_dev *gspca_dev, __s32 *val)
 	struct sd *sd = (struct sd *) gspca_dev;
 	struct hdcs *hdcs = sd->sensor_priv;
 
-	/* Column time period */
-	int ct;
-	/* Column processing period */
-	int cp;
-	/* Row processing period */
-	int rp;
-	int cycles;
-	int err;
-	int rowexp;
-	u16 data[2];
-
-	err = stv06xx_read_sensor(sd, HDCS_ROWEXPL, &data[0]);
-	if (err < 0)
-		return err;
-
-	err = stv06xx_read_sensor(sd, HDCS_ROWEXPH, &data[1]);
-	if (err < 0)
-		return err;
-
-	rowexp = (data[1] << 8) | data[0];
-
-	ct = hdcs->exp.cto + hdcs->psmp + (HDCS_ADC_START_SIG_DUR + 2);
-	cp = hdcs->exp.cto + (hdcs->w * ct / 2);
-	rp = hdcs->exp.rs + cp;
+	*val = hdcs->exp_cache;
 
-	cycles = rp * rowexp;
-	*val = cycles / HDCS_CLK_FREQ_MHZ;
-	PDEBUG(D_V4L2, "Read exposure %d", *val);
 	return 0;
 }
 
@@ -252,9 +255,12 @@ static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 	   within the column processing period */
 	int mnct;
 	int cycles, err;
-	u8 exp[4];
+	u8 exp[14];
 
-	cycles = val * HDCS_CLK_FREQ_MHZ;
+	val &= 0xff;
+	hdcs->exp_cache = val;
+
+	cycles = val * HDCS_CLK_FREQ_MHZ * 257;
 
 	ct = hdcs->exp.cto + hdcs->psmp + (HDCS_ADC_START_SIG_DUR + 2);
 	cp = hdcs->exp.cto + (hdcs->w * ct / 2);
@@ -288,73 +294,79 @@ static int hdcs_set_exposure(struct gspca_dev *gspca_dev, __s32 val)
 		srowexp = max_srowexp;
 
 	if (IS_1020(sd)) {
-		exp[0] = rowexp & 0xff;
-		exp[1] = rowexp >> 8;
-		exp[2] = (srowexp >> 2) & 0xff;
-		/* this clears exposure error flag */
-		exp[3] = 0x1;
-		err = hdcs_reg_write_seq(sd, HDCS_ROWEXPL, exp, 4);
+		exp[0] = HDCS20_CONTROL;
+		exp[1] = 0x00;		/* Stop streaming */
+		exp[2] = HDCS_ROWEXPL;
+		exp[3] = rowexp & 0xff;
+		exp[4] = HDCS_ROWEXPH;
+		exp[5] = rowexp >> 8;
+		exp[6] = HDCS20_SROWEXP;
+		exp[7] = (srowexp >> 2) & 0xff;
+		exp[8] = HDCS20_ERROR;
+		exp[9] = 0x10;		/* Clear exposure error flag*/
+		exp[10] = HDCS20_CONTROL;
+		exp[11] = 0x04;		/* Restart streaming */
+		err = stv06xx_write_sensor_bytes(sd, exp, 6);
 	} else {
-		exp[0] = rowexp & 0xff;
-		exp[1] = rowexp >> 8;
-		exp[2] = srowexp & 0xff;
-		exp[3] = srowexp >> 8;
-		err = hdcs_reg_write_seq(sd, HDCS_ROWEXPL, exp, 4);
+		exp[0] = HDCS00_CONTROL;
+		exp[1] = 0x00;         /* Stop streaming */
+		exp[2] = HDCS_ROWEXPL;
+		exp[3] = rowexp & 0xff;
+		exp[4] = HDCS_ROWEXPH;
+		exp[5] = rowexp >> 8;
+		exp[6] = HDCS00_SROWEXPL;
+		exp[7] = srowexp & 0xff;
+		exp[8] = HDCS00_SROWEXPH;
+		exp[9] = srowexp >> 8;
+		exp[10] = HDCS_STATUS;
+		exp[11] = 0x10;         /* Clear exposure error flag*/
+		exp[12] = HDCS00_CONTROL;
+		exp[13] = 0x04;         /* Restart streaming */
+		err = stv06xx_write_sensor_bytes(sd, exp, 7);
 		if (err < 0)
 			return err;
-
-		/* clear exposure error flag */
-		err = stv06xx_write_sensor(sd,
-		     HDCS_STATUS, BIT(4));
 	}
 	PDEBUG(D_V4L2, "Writing exposure %d, rowexp %d, srowexp %d",
 	       val, rowexp, srowexp);
 	return err;
 }
 
-static int hdcs_set_gains(struct sd *sd, u8 r, u8 g, u8 b)
+static int hdcs_set_gains(struct sd *sd, u8 g)
 {
+	struct hdcs *hdcs = sd->sensor_priv;
+	int err;
 	u8 gains[4];
 
+	hdcs->gain_cache = g;
+
 	/* the voltage gain Av = (1 + 19 * val / 127) * (1 + bit7) */
-	if (r > 127)
-		r = 0x80 | (r / 2);
 	if (g > 127)
 		g = 0x80 | (g / 2);
-	if (b > 127)
-		b = 0x80 | (b / 2);
 
 	gains[0] = g;
-	gains[1] = r;
-	gains[2] = b;
+	gains[1] = g;
+	gains[2] = g;
 	gains[3] = g;
 
-	return hdcs_reg_write_seq(sd, HDCS_ERECPGA, gains, 4);
+	err = hdcs_reg_write_seq(sd, HDCS_ERECPGA, gains, 4);
+		return err;
 }
 
 static int hdcs_get_gain(struct gspca_dev *gspca_dev, __s32 *val)
 {
 	struct sd *sd = (struct sd *) gspca_dev;
-	int err;
-	u16 data;
-
-	err = stv06xx_read_sensor(sd, HDCS_ERECPGA, &data);
+	struct hdcs *hdcs = sd->sensor_priv;
 
-	/* Bit 7 doubles the gain */
-	if (data & 0x80)
-		*val = (data & 0x7f) * 2;
-	else
-		*val = data;
+	*val = hdcs->gain_cache;
 
-	PDEBUG(D_V4L2, "Read gain %d", *val);
-	return err;
+	return 0;
 }
 
 static int hdcs_set_gain(struct gspca_dev *gspca_dev, __s32 val)
 {
 	PDEBUG(D_V4L2, "Writing gain %d", val);
 	return hdcs_set_gains((struct sd *) gspca_dev,
-			       val & 0xff, val & 0xff, val & 0xff);
+			       val & 0xff);
 }
 
 static int hdcs_set_size(struct sd *sd,
@@ -572,16 +584,15 @@ static int hdcs_init(struct sd *sd)
 	if (err < 0)
 		return err;
 
-	err = hdcs_set_gains(sd, HDCS_DEFAULT_GAIN, HDCS_DEFAULT_GAIN,
-			     HDCS_DEFAULT_GAIN);
+	err = hdcs_set_gains(sd, HDCS_DEFAULT_GAIN);
 	if (err < 0)
 		return err;
 
-	err = hdcs_set_exposure(&sd->gspca_dev, HDCS_DEFAULT_EXPOSURE);
+	err = hdcs_set_size(sd, hdcs->array.width, hdcs->array.height);
 	if (err < 0)
 		return err;
 
-	err = hdcs_set_size(sd, hdcs->array.width, hdcs->array.height);
+	err = hdcs_set_exposure(&sd->gspca_dev, HDCS_DEFAULT_EXPOSURE);
 	return err;
 }
 
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h b/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h
index 412f06cf3d5c..37b31c99d956 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h
+++ b/drivers/media/video/gspca/stv06xx/stv06xx_hdcs.h
@@ -124,7 +124,7 @@
 #define HDCS_RUN_ENABLE		(1 << 2)
 #define HDCS_SLEEP_MODE		(1 << 1)
 
-#define HDCS_DEFAULT_EXPOSURE	5000
+#define HDCS_DEFAULT_EXPOSURE	48
 #define HDCS_DEFAULT_GAIN	128
 
 static int hdcs_probe_1x00(struct sd *sd);
diff --git a/drivers/media/video/gspca/stv06xx/stv06xx_st6422.c b/drivers/media/video/gspca/stv06xx/stv06xx_st6422.c
index 87cb5b9ddfa7..c11f06e4ae76 100644
--- a/drivers/media/video/gspca/stv06xx/stv06xx_st6422.c
+++ b/drivers/media/video/gspca/stv06xx/stv06xx_st6422.c
@@ -166,7 +166,7 @@ static int st6422_init(struct sd *sd)
 /* 10 compressed? */
 
 		{ 0x1439, 0x00 },
-/* antiflimmer??  0xa2 ger perfekt bild mot monitor */
+/* anti-noise?  0xa2 gives a perfect image */
 
 		{ 0x143b, 0x05 },
 		{ 0x143c, 0x00 },	/* 0x00-0x01 - ??? */
@@ -197,15 +197,14 @@ static int st6422_init(struct sd *sd)
 		{ 0x1500, 0x50 },	/* 0x00 - 0xFF  0x80 == compr ? */
 
 		{ 0x1501, 0xaf },
-/* high val-> ljus area blir morkare. */
-/* low val -> ljus area blir ljusare. */
+/* high val-> light area gets darker */
+/* low val -> light area gets lighter */
 		{ 0x1502, 0xc2 },
-/* high val-> ljus area blir morkare. */
-/* low val -> ljus area blir ljusare. */
+/* high val-> light area gets darker */
+/* low val -> light area gets lighter */
 		{ 0x1503, 0x45 },
-/* high val-> ljus area blir morkare. */
-/* low val -> ljus area blir ljusare. */
-
+/* high val-> light area gets darker */
+/* low val -> light area gets lighter */
 		{ 0x1505, 0x02 },
 /* 2  : 324x248  80352 bytes */
 /* 7  : 248x162  40176 bytes */
diff --git a/drivers/media/video/gspca/vc032x.c b/drivers/media/video/gspca/vc032x.c
index 619250e70718..589042f6adbe 100644
--- a/drivers/media/video/gspca/vc032x.c
+++ b/drivers/media/video/gspca/vc032x.c
@@ -2946,7 +2946,8 @@ static int sd_start(struct gspca_dev *gspca_dev)
 			reg_w(gspca_dev->dev, 0x89, 0x058c, 0x0000);
 			break;
 		default:
-			reg_w(gspca_dev->dev, 0x89, 0xffff, 0xfdff);
+			if (!(sd->flags & FL_SAMSUNG))
+				reg_w(gspca_dev->dev, 0x89, 0xffff, 0xfdff);
 			break;
 		}
 		msleep(100);
@@ -2964,7 +2965,7 @@ static void sd_stopN(struct gspca_dev *gspca_dev)
 
 	if (sd->sensor == SENSOR_MI1310_SOC)
 		reg_w(dev, 0x89, 0x058c, 0x00ff);
-	else
+	else if (!(sd->flags & FL_SAMSUNG))
 		reg_w(dev, 0x89, 0xffff, 0xffff);
 	reg_w(dev, 0xa0, 0x01, 0xb301);
 	reg_w(dev, 0xa0, 0x09, 0xb003);
@@ -2981,7 +2982,7 @@ static void sd_stop0(struct gspca_dev *gspca_dev)
 /*fixme: is this useful?*/
 	if (sd->sensor == SENSOR_MI1310_SOC)
 		reg_w(dev, 0x89, 0x058c, 0x00ff);
-	else
+	else if (!(sd->flags & FL_SAMSUNG))
 		reg_w(dev, 0x89, 0xffff, 0xffff);
 }
 
diff --git a/drivers/media/video/ivtv/ivtv-driver.c b/drivers/media/video/ivtv/ivtv-driver.c
index 63ea0fb66063..463ec3457d7b 100644
--- a/drivers/media/video/ivtv/ivtv-driver.c
+++ b/drivers/media/video/ivtv/ivtv-driver.c
@@ -246,7 +246,7 @@ MODULE_PARM_DESC(newi2c,
 		 "\t\t\t-1 is autodetect, 0 is off, 1 is on\n"
 		 "\t\t\tDefault is autodetect");
 
-MODULE_PARM_DESC(ivtv_first_minor, "Set kernel number assigned to first card");
+MODULE_PARM_DESC(ivtv_first_minor, "Set device node number assigned to first card");
 
 MODULE_AUTHOR("Kevin Thayer, Chris Kennedy, Hans Verkuil");
 MODULE_DESCRIPTION("CX23415/CX23416 driver");
diff --git a/drivers/media/video/ivtv/ivtv-i2c.c b/drivers/media/video/ivtv/ivtv-i2c.c
index 8f15a31d3f66..b9c71e61f7d6 100644
--- a/drivers/media/video/ivtv/ivtv-i2c.c
+++ b/drivers/media/video/ivtv/ivtv-i2c.c
@@ -161,19 +161,19 @@ int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
 		return -1;
 	if (hw == IVTV_HW_TUNER) {
 		/* special tuner handling */
-		sd = v4l2_i2c_new_probed_subdev(&itv->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&itv->v4l2_dev,
 				adap, mod, type,
-				itv->card_i2c->radio);
+				0, itv->card_i2c->radio);
 		if (sd)
 			sd->grp_id = 1 << idx;
-		sd = v4l2_i2c_new_probed_subdev(&itv->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&itv->v4l2_dev,
 				adap, mod, type,
-				itv->card_i2c->demod);
+				0, itv->card_i2c->demod);
 		if (sd)
 			sd->grp_id = 1 << idx;
-		sd = v4l2_i2c_new_probed_subdev(&itv->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&itv->v4l2_dev,
 				adap, mod, type,
-				itv->card_i2c->tv);
+				0, itv->card_i2c->tv);
 		if (sd)
 			sd->grp_id = 1 << idx;
 		return sd ? 0 : -1;
@@ -181,11 +181,11 @@ int ivtv_i2c_register(struct ivtv *itv, unsigned idx)
 	if (!hw_addrs[idx])
 		return -1;
 	if (hw == IVTV_HW_UPD64031A || hw == IVTV_HW_UPD6408X) {
-		sd = v4l2_i2c_new_probed_subdev_addr(&itv->v4l2_dev,
-				adap, mod, type, hw_addrs[idx]);
+		sd = v4l2_i2c_new_subdev(&itv->v4l2_dev,
+				adap, mod, type, 0, I2C_ADDRS(hw_addrs[idx]));
 	} else {
 		sd = v4l2_i2c_new_subdev(&itv->v4l2_dev,
-				adap, mod, type, hw_addrs[idx]);
+				adap, mod, type, hw_addrs[idx], NULL);
 	}
 	if (sd)
 		sd->grp_id = 1 << idx;
diff --git a/drivers/media/video/ivtv/ivtv-streams.c b/drivers/media/video/ivtv/ivtv-streams.c
index 15da01710efc..67699e3f2aaa 100644
--- a/drivers/media/video/ivtv/ivtv-streams.c
+++ b/drivers/media/video/ivtv/ivtv-streams.c
@@ -261,8 +261,8 @@ static int ivtv_reg_dev(struct ivtv *itv, int type)
 	video_set_drvdata(s->vdev, s);
 
 	/* Register device. First try the desired minor, then any free one. */
-	if (video_register_device(s->vdev, vfl_type, num)) {
-		IVTV_ERR("Couldn't register v4l2 device for %s kernel number %d\n",
+	if (video_register_device_no_warn(s->vdev, vfl_type, num)) {
+		IVTV_ERR("Couldn't register v4l2 device for %s (device node number %d)\n",
 				s->name, num);
 		video_device_release(s->vdev);
 		s->vdev = NULL;
diff --git a/drivers/media/video/meye.c b/drivers/media/video/meye.c
index d0765bed79c9..01e1eefcf1eb 100644
--- a/drivers/media/video/meye.c
+++ b/drivers/media/video/meye.c
@@ -28,6 +28,7 @@
  */
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/init.h>
 #include <linux/videodev.h>
 #include <media/v4l2-common.h>
@@ -1589,7 +1590,7 @@ static void meye_vm_close(struct vm_area_struct *vma)
 	meye.vma_use_count[idx]--;
 }
 
-static struct vm_operations_struct meye_vm_ops = {
+static const struct vm_operations_struct meye_vm_ops = {
 	.open		= meye_vm_open,
 	.close		= meye_vm_close,
 };
diff --git a/drivers/media/video/mt9m001.c b/drivers/media/video/mt9m001.c
index 4d794b42d6cd..45388d2ce2fd 100644
--- a/drivers/media/video/mt9m001.c
+++ b/drivers/media/video/mt9m001.c
@@ -13,13 +13,13 @@
 #include <linux/i2c.h>
 #include <linux/log2.h>
 
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/v4l2-chip-ident.h>
 #include <media/soc_camera.h>
 
 /* mt9m001 i2c address 0x5d
- * The platform has to define i2c_board_info
- * and call i2c_register_board_info() */
+ * The platform has to define ctruct i2c_board_info objects and link to them
+ * from struct soc_camera_link */
 
 /* mt9m001 selected register addresses */
 #define MT9M001_CHIP_VERSION		0x00
@@ -39,6 +39,13 @@
 #define MT9M001_GLOBAL_GAIN		0x35
 #define MT9M001_CHIP_ENABLE		0xF1
 
+#define MT9M001_MAX_WIDTH		1280
+#define MT9M001_MAX_HEIGHT		1024
+#define MT9M001_MIN_WIDTH		48
+#define MT9M001_MIN_HEIGHT		32
+#define MT9M001_COLUMN_SKIP		20
+#define MT9M001_ROW_SKIP		12
+
 static const struct soc_camera_data_format mt9m001_colour_formats[] = {
 	/* Order important: first natively supported,
 	 * second supported with a GPIO extender */
@@ -69,12 +76,20 @@ static const struct soc_camera_data_format mt9m001_monochrome_formats[] = {
 };
 
 struct mt9m001 {
-	struct i2c_client *client;
-	struct soc_camera_device icd;
+	struct v4l2_subdev subdev;
+	struct v4l2_rect rect;	/* Sensor window */
+	__u32 fourcc;
 	int model;	/* V4L2_IDENT_MT9M001* codes from v4l2-chip-ident.h */
+	unsigned int gain;
+	unsigned int exposure;
 	unsigned char autoexposure;
 };
 
+static struct mt9m001 *to_mt9m001(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct mt9m001, subdev);
+}
+
 static int reg_read(struct i2c_client *client, const u8 reg)
 {
 	s32 data = i2c_smbus_read_word_data(client, reg);
@@ -109,35 +124,20 @@ static int reg_clear(struct i2c_client *client, const u8 reg,
 	return reg_write(client, reg, ret & ~data);
 }
 
-static int mt9m001_init(struct soc_camera_device *icd)
+static int mt9m001_init(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct soc_camera_link *icl = client->dev.platform_data;
 	int ret;
 
-	dev_dbg(icd->vdev->parent, "%s\n", __func__);
+	dev_dbg(&client->dev, "%s\n", __func__);
 
-	if (icl->power) {
-		ret = icl->power(&client->dev, 1);
-		if (ret < 0) {
-			dev_err(icd->vdev->parent,
-				"Platform failed to power-on the camera.\n");
-			return ret;
-		}
-	}
-
-	/* The camera could have been already on, we reset it additionally */
-	if (icl->reset)
-		ret = icl->reset(&client->dev);
-	else
-		ret = -ENODEV;
+	/*
+	 * We don't know, whether platform provides reset, issue a soft reset
+	 * too. This returns all registers to their default values.
+	 */
+	ret = reg_write(client, MT9M001_RESET, 1);
+	if (!ret)
+		ret = reg_write(client, MT9M001_RESET, 0);
 
-	if (ret < 0) {
-		/* Either no platform reset, or platform reset failed */
-		ret = reg_write(client, MT9M001_RESET, 1);
-		if (!ret)
-			ret = reg_write(client, MT9M001_RESET, 0);
-	}
 	/* Disable chip, synchronous option update */
 	if (!ret)
 		ret = reg_write(client, MT9M001_OUTPUT_CONTROL, 0);
@@ -145,36 +145,12 @@ static int mt9m001_init(struct soc_camera_device *icd)
 	return ret;
 }
 
-static int mt9m001_release(struct soc_camera_device *icd)
+static int mt9m001_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct soc_camera_link *icl = client->dev.platform_data;
-
-	/* Disable the chip */
-	reg_write(client, MT9M001_OUTPUT_CONTROL, 0);
-
-	if (icl->power)
-		icl->power(&client->dev, 0);
-
-	return 0;
-}
+	struct i2c_client *client = sd->priv;
 
-static int mt9m001_start_capture(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
-
-	/* Switch to master "normal" mode */
-	if (reg_write(client, MT9M001_OUTPUT_CONTROL, 2) < 0)
-		return -EIO;
-	return 0;
-}
-
-static int mt9m001_stop_capture(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
-
-	/* Stop sensor readout */
-	if (reg_write(client, MT9M001_OUTPUT_CONTROL, 0) < 0)
+	/* Switch to master "normal" mode or stop sensor readout */
+	if (reg_write(client, MT9M001_OUTPUT_CONTROL, enable ? 2 : 0) < 0)
 		return -EIO;
 	return 0;
 }
@@ -182,8 +158,7 @@ static int mt9m001_stop_capture(struct soc_camera_device *icd)
 static int mt9m001_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
-	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned long width_flag = flags & SOCAM_DATAWIDTH_MASK;
 
 	/* Only one width bit may be set */
@@ -205,8 +180,7 @@ static int mt9m001_set_bus_param(struct soc_camera_device *icd,
 
 static unsigned long mt9m001_query_bus_param(struct soc_camera_device *icd)
 {
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
-	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	/* MT9M001 has all capture_format parameters fixed */
 	unsigned long flags = SOCAM_PCLK_SAMPLE_FALLING |
 		SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH |
@@ -220,13 +194,35 @@ static unsigned long mt9m001_query_bus_param(struct soc_camera_device *icd)
 	return soc_camera_apply_sensor_flags(icl, flags);
 }
 
-static int mt9m001_set_crop(struct soc_camera_device *icd,
-			    struct v4l2_rect *rect)
+static int mt9m001_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct v4l2_rect rect = a->c;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	int ret;
 	const u16 hblank = 9, vblank = 25;
+	unsigned int total_h;
+
+	if (mt9m001->fourcc == V4L2_PIX_FMT_SBGGR8 ||
+	    mt9m001->fourcc == V4L2_PIX_FMT_SBGGR16)
+		/*
+		 * Bayer format - even number of rows for simplicity,
+		 * but let the user play with the top row.
+		 */
+		rect.height = ALIGN(rect.height, 2);
+
+	/* Datasheet requirement: see register description */
+	rect.width = ALIGN(rect.width, 2);
+	rect.left = ALIGN(rect.left, 2);
+
+	soc_camera_limit_side(&rect.left, &rect.width,
+		     MT9M001_COLUMN_SKIP, MT9M001_MIN_WIDTH, MT9M001_MAX_WIDTH);
+
+	soc_camera_limit_side(&rect.top, &rect.height,
+		     MT9M001_ROW_SKIP, MT9M001_MIN_HEIGHT, MT9M001_MAX_HEIGHT);
+
+	total_h = rect.height + icd->y_skip_top + vblank;
 
 	/* Blanking and start values - default... */
 	ret = reg_write(client, MT9M001_HORIZONTAL_BLANKING, hblank);
@@ -236,66 +232,126 @@ static int mt9m001_set_crop(struct soc_camera_device *icd,
 	/* The caller provides a supported format, as verified per
 	 * call to icd->try_fmt() */
 	if (!ret)
-		ret = reg_write(client, MT9M001_COLUMN_START, rect->left);
+		ret = reg_write(client, MT9M001_COLUMN_START, rect.left);
 	if (!ret)
-		ret = reg_write(client, MT9M001_ROW_START, rect->top);
+		ret = reg_write(client, MT9M001_ROW_START, rect.top);
 	if (!ret)
-		ret = reg_write(client, MT9M001_WINDOW_WIDTH, rect->width - 1);
+		ret = reg_write(client, MT9M001_WINDOW_WIDTH, rect.width - 1);
 	if (!ret)
 		ret = reg_write(client, MT9M001_WINDOW_HEIGHT,
-				rect->height + icd->y_skip_top - 1);
+				rect.height + icd->y_skip_top - 1);
 	if (!ret && mt9m001->autoexposure) {
-		ret = reg_write(client, MT9M001_SHUTTER_WIDTH,
-				rect->height + icd->y_skip_top + vblank);
+		ret = reg_write(client, MT9M001_SHUTTER_WIDTH, total_h);
 		if (!ret) {
 			const struct v4l2_queryctrl *qctrl =
 				soc_camera_find_qctrl(icd->ops,
 						      V4L2_CID_EXPOSURE);
-			icd->exposure = (524 + (rect->height + icd->y_skip_top +
-						vblank - 1) *
-					 (qctrl->maximum - qctrl->minimum)) /
+			mt9m001->exposure = (524 + (total_h - 1) *
+				 (qctrl->maximum - qctrl->minimum)) /
 				1048 + qctrl->minimum;
 		}
 	}
 
+	if (!ret)
+		mt9m001->rect = rect;
+
 	return ret;
 }
 
-static int mt9m001_set_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9m001_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+
+	a->c	= mt9m001->rect;
+	a->type	= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	return 0;
+}
+
+static int mt9m001_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
+{
+	a->bounds.left			= MT9M001_COLUMN_SKIP;
+	a->bounds.top			= MT9M001_ROW_SKIP;
+	a->bounds.width			= MT9M001_MAX_WIDTH;
+	a->bounds.height		= MT9M001_MAX_HEIGHT;
+	a->defrect			= a->bounds;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
+}
+
+static int mt9m001_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct v4l2_rect rect = {
-		.left	= icd->x_current,
-		.top	= icd->y_current,
-		.width	= f->fmt.pix.width,
-		.height	= f->fmt.pix.height,
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	pix->width		= mt9m001->rect.width;
+	pix->height		= mt9m001->rect.height;
+	pix->pixelformat	= mt9m001->fourcc;
+	pix->field		= V4L2_FIELD_NONE;
+	pix->colorspace		= V4L2_COLORSPACE_SRGB;
+
+	return 0;
+}
+
+static int mt9m001_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_crop a = {
+		.c = {
+			.left	= mt9m001->rect.left,
+			.top	= mt9m001->rect.top,
+			.width	= pix->width,
+			.height	= pix->height,
+		},
 	};
+	int ret;
 
 	/* No support for scaling so far, just crop. TODO: use skipping */
-	return mt9m001_set_crop(icd, &rect);
+	ret = mt9m001_s_crop(sd, &a);
+	if (!ret) {
+		pix->width = mt9m001->rect.width;
+		pix->height = mt9m001->rect.height;
+		mt9m001->fourcc = pix->pixelformat;
+	}
+
+	return ret;
 }
 
-static int mt9m001_try_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9m001_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
+	struct i2c_client *client = sd->priv;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 
-	v4l_bound_align_image(&pix->width, 48, 1280, 1,
-			      &pix->height, 32 + icd->y_skip_top,
-			      1024 + icd->y_skip_top, 0, 0);
+	v4l_bound_align_image(&pix->width, MT9M001_MIN_WIDTH,
+		MT9M001_MAX_WIDTH, 1,
+		&pix->height, MT9M001_MIN_HEIGHT + icd->y_skip_top,
+		MT9M001_MAX_HEIGHT + icd->y_skip_top, 0, 0);
+
+	if (pix->pixelformat == V4L2_PIX_FMT_SBGGR8 ||
+	    pix->pixelformat == V4L2_PIX_FMT_SBGGR16)
+		pix->height = ALIGN(pix->height - 1, 2);
 
 	return 0;
 }
 
-static int mt9m001_get_chip_id(struct soc_camera_device *icd,
-			       struct v4l2_dbg_chip_ident *id)
+static int mt9m001_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *id)
 {
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
 
 	if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
 		return -EINVAL;
 
-	if (id->match.addr != mt9m001->client->addr)
+	if (id->match.addr != client->addr)
 		return -ENODEV;
 
 	id->ident	= mt9m001->model;
@@ -305,10 +361,10 @@ static int mt9m001_get_chip_id(struct soc_camera_device *icd,
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int mt9m001_get_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9m001_g_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -325,10 +381,10 @@ static int mt9m001_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9m001_set_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9m001_s_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -381,39 +437,17 @@ static const struct v4l2_queryctrl mt9m001_controls[] = {
 	}
 };
 
-static int mt9m001_video_probe(struct soc_camera_device *);
-static void mt9m001_video_remove(struct soc_camera_device *);
-static int mt9m001_get_control(struct soc_camera_device *, struct v4l2_control *);
-static int mt9m001_set_control(struct soc_camera_device *, struct v4l2_control *);
-
 static struct soc_camera_ops mt9m001_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= mt9m001_video_probe,
-	.remove			= mt9m001_video_remove,
-	.init			= mt9m001_init,
-	.release		= mt9m001_release,
-	.start_capture		= mt9m001_start_capture,
-	.stop_capture		= mt9m001_stop_capture,
-	.set_crop		= mt9m001_set_crop,
-	.set_fmt		= mt9m001_set_fmt,
-	.try_fmt		= mt9m001_try_fmt,
 	.set_bus_param		= mt9m001_set_bus_param,
 	.query_bus_param	= mt9m001_query_bus_param,
 	.controls		= mt9m001_controls,
 	.num_controls		= ARRAY_SIZE(mt9m001_controls),
-	.get_control		= mt9m001_get_control,
-	.set_control		= mt9m001_set_control,
-	.get_chip_id		= mt9m001_get_chip_id,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= mt9m001_get_register,
-	.set_register		= mt9m001_set_register,
-#endif
 };
 
-static int mt9m001_get_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+static int mt9m001_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
 	int data;
 
 	switch (ctrl->id) {
@@ -426,14 +460,21 @@ static int mt9m001_get_control(struct soc_camera_device *icd, struct v4l2_contro
 	case V4L2_CID_EXPOSURE_AUTO:
 		ctrl->value = mt9m001->autoexposure;
 		break;
+	case V4L2_CID_GAIN:
+		ctrl->value = mt9m001->gain;
+		break;
+	case V4L2_CID_EXPOSURE:
+		ctrl->value = mt9m001->exposure;
+		break;
 	}
 	return 0;
 }
 
-static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+static int mt9m001_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 	const struct v4l2_queryctrl *qctrl;
 	int data;
 
@@ -460,7 +501,7 @@ static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_contro
 			unsigned long range = qctrl->default_value - qctrl->minimum;
 			data = ((ctrl->value - qctrl->minimum) * 8 + range / 2) / range;
 
-			dev_dbg(&icd->dev, "Setting gain %d\n", data);
+			dev_dbg(&client->dev, "Setting gain %d\n", data);
 			data = reg_write(client, MT9M001_GLOBAL_GAIN, data);
 			if (data < 0)
 				return -EIO;
@@ -478,7 +519,7 @@ static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_contro
 			else
 				data = ((gain - 64) * 7 + 28) / 56 + 96;
 
-			dev_dbg(&icd->dev, "Setting gain from %d to %d\n",
+			dev_dbg(&client->dev, "Setting gain from %d to %d\n",
 				 reg_read(client, MT9M001_GLOBAL_GAIN), data);
 			data = reg_write(client, MT9M001_GLOBAL_GAIN, data);
 			if (data < 0)
@@ -486,7 +527,7 @@ static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_contro
 		}
 
 		/* Success */
-		icd->gain = ctrl->value;
+		mt9m001->gain = ctrl->value;
 		break;
 	case V4L2_CID_EXPOSURE:
 		/* mt9m001 has maximum == default */
@@ -497,23 +538,27 @@ static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_contro
 			unsigned long shutter = ((ctrl->value - qctrl->minimum) * 1048 +
 						 range / 2) / range + 1;
 
-			dev_dbg(&icd->dev, "Setting shutter width from %d to %lu\n",
-				 reg_read(client, MT9M001_SHUTTER_WIDTH), shutter);
+			dev_dbg(&client->dev,
+				"Setting shutter width from %d to %lu\n",
+				reg_read(client, MT9M001_SHUTTER_WIDTH),
+				shutter);
 			if (reg_write(client, MT9M001_SHUTTER_WIDTH, shutter) < 0)
 				return -EIO;
-			icd->exposure = ctrl->value;
+			mt9m001->exposure = ctrl->value;
 			mt9m001->autoexposure = 0;
 		}
 		break;
 	case V4L2_CID_EXPOSURE_AUTO:
 		if (ctrl->value) {
 			const u16 vblank = 25;
-			if (reg_write(client, MT9M001_SHUTTER_WIDTH, icd->height +
-				      icd->y_skip_top + vblank) < 0)
+			unsigned int total_h = mt9m001->rect.height +
+				icd->y_skip_top + vblank;
+			if (reg_write(client, MT9M001_SHUTTER_WIDTH,
+				      total_h) < 0)
 				return -EIO;
 			qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
-			icd->exposure = (524 + (icd->height + icd->y_skip_top + vblank - 1) *
-					 (qctrl->maximum - qctrl->minimum)) /
+			mt9m001->exposure = (524 + (total_h - 1) *
+				 (qctrl->maximum - qctrl->minimum)) /
 				1048 + qctrl->minimum;
 			mt9m001->autoexposure = 1;
 		} else
@@ -525,14 +570,14 @@ static int mt9m001_set_control(struct soc_camera_device *icd, struct v4l2_contro
 
 /* Interface active, can use i2c. If it fails, it can indeed mean, that
  * this wasn't our capture interface, so, we wait for the right one */
-static int mt9m001_video_probe(struct soc_camera_device *icd)
+static int mt9m001_video_probe(struct soc_camera_device *icd,
+			       struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	s32 data;
-	int ret;
 	unsigned long flags;
+	int ret;
 
 	/* We must have a parent by now. And it cannot be a wrong one.
 	 * So this entire test is completely redundant. */
@@ -542,7 +587,7 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 
 	/* Enable the chip */
 	data = reg_write(client, MT9M001_CHIP_ENABLE, 1);
-	dev_dbg(&icd->dev, "write: %d\n", data);
+	dev_dbg(&client->dev, "write: %d\n", data);
 
 	/* Read out the chip version register */
 	data = reg_read(client, MT9M001_CHIP_VERSION);
@@ -559,10 +604,9 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 		icd->formats = mt9m001_monochrome_formats;
 		break;
 	default:
-		ret = -ENODEV;
-		dev_err(&icd->dev,
+		dev_err(&client->dev,
 			"No MT9M001 chip detected, register read %x\n", data);
-		goto ei2c;
+		return -ENODEV;
 	}
 
 	icd->num_formats = 0;
@@ -585,42 +629,72 @@ static int mt9m001_video_probe(struct soc_camera_device *icd)
 	if (flags & SOCAM_DATAWIDTH_8)
 		icd->num_formats++;
 
-	dev_info(&icd->dev, "Detected a MT9M001 chip ID %x (%s)\n", data,
+	mt9m001->fourcc = icd->formats->fourcc;
+
+	dev_info(&client->dev, "Detected a MT9M001 chip ID %x (%s)\n", data,
 		 data == 0x8431 ? "C12STM" : "C12ST");
 
-	/* Now that we know the model, we can start video */
-	ret = soc_camera_video_start(icd);
-	if (ret)
-		goto eisis;
+	ret = mt9m001_init(client);
+	if (ret < 0)
+		dev_err(&client->dev, "Failed to initialise the camera\n");
 
-	return 0;
+	/* mt9m001_init() has reset the chip, returning registers to defaults */
+	mt9m001->gain = 64;
+	mt9m001->exposure = 255;
 
-eisis:
-ei2c:
 	return ret;
 }
 
 static void mt9m001_video_remove(struct soc_camera_device *icd)
 {
-	struct mt9m001 *mt9m001 = container_of(icd, struct mt9m001, icd);
-	struct soc_camera_link *icl = mt9m001->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 
-	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9m001->client->addr,
+	dev_dbg(&icd->dev, "Video removed: %p, %p\n",
 		icd->dev.parent, icd->vdev);
-	soc_camera_video_stop(icd);
 	if (icl->free_bus)
 		icl->free_bus(icl);
 }
 
+static struct v4l2_subdev_core_ops mt9m001_subdev_core_ops = {
+	.g_ctrl		= mt9m001_g_ctrl,
+	.s_ctrl		= mt9m001_s_ctrl,
+	.g_chip_ident	= mt9m001_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register	= mt9m001_g_register,
+	.s_register	= mt9m001_s_register,
+#endif
+};
+
+static struct v4l2_subdev_video_ops mt9m001_subdev_video_ops = {
+	.s_stream	= mt9m001_s_stream,
+	.s_fmt		= mt9m001_s_fmt,
+	.g_fmt		= mt9m001_g_fmt,
+	.try_fmt	= mt9m001_try_fmt,
+	.s_crop		= mt9m001_s_crop,
+	.g_crop		= mt9m001_g_crop,
+	.cropcap	= mt9m001_cropcap,
+};
+
+static struct v4l2_subdev_ops mt9m001_subdev_ops = {
+	.core	= &mt9m001_subdev_core_ops,
+	.video	= &mt9m001_subdev_video_ops,
+};
+
 static int mt9m001_probe(struct i2c_client *client,
 			 const struct i2c_device_id *did)
 {
 	struct mt9m001 *mt9m001;
-	struct soc_camera_device *icd;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct soc_camera_link *icl;
 	int ret;
 
+	if (!icd) {
+		dev_err(&client->dev, "MT9M001: missing soc-camera data!\n");
+		return -EINVAL;
+	}
+
+	icl = to_soc_camera_link(icd);
 	if (!icl) {
 		dev_err(&client->dev, "MT9M001 driver needs platform data\n");
 		return -EINVAL;
@@ -636,43 +710,40 @@ static int mt9m001_probe(struct i2c_client *client,
 	if (!mt9m001)
 		return -ENOMEM;
 
-	mt9m001->client = client;
-	i2c_set_clientdata(client, mt9m001);
+	v4l2_i2c_subdev_init(&mt9m001->subdev, client, &mt9m001_subdev_ops);
 
 	/* Second stage probe - when a capture adapter is there */
-	icd = &mt9m001->icd;
-	icd->ops	= &mt9m001_ops;
-	icd->control	= &client->dev;
-	icd->x_min	= 20;
-	icd->y_min	= 12;
-	icd->x_current	= 20;
-	icd->y_current	= 12;
-	icd->width_min	= 48;
-	icd->width_max	= 1280;
-	icd->height_min	= 32;
-	icd->height_max	= 1024;
-	icd->y_skip_top	= 1;
-	icd->iface	= icl->bus_id;
+	icd->ops		= &mt9m001_ops;
+	icd->y_skip_top		= 0;
+
+	mt9m001->rect.left	= MT9M001_COLUMN_SKIP;
+	mt9m001->rect.top	= MT9M001_ROW_SKIP;
+	mt9m001->rect.width	= MT9M001_MAX_WIDTH;
+	mt9m001->rect.height	= MT9M001_MAX_HEIGHT;
+
 	/* Simulated autoexposure. If enabled, we calculate shutter width
 	 * ourselves in the driver based on vertical blanking and frame width */
 	mt9m001->autoexposure = 1;
 
-	ret = soc_camera_device_register(icd);
-	if (ret)
-		goto eisdr;
-
-	return 0;
+	ret = mt9m001_video_probe(icd, client);
+	if (ret) {
+		icd->ops = NULL;
+		i2c_set_clientdata(client, NULL);
+		kfree(mt9m001);
+	}
 
-eisdr:
-	kfree(mt9m001);
 	return ret;
 }
 
 static int mt9m001_remove(struct i2c_client *client)
 {
-	struct mt9m001 *mt9m001 = i2c_get_clientdata(client);
+	struct mt9m001 *mt9m001 = to_mt9m001(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 
-	soc_camera_device_unregister(&mt9m001->icd);
+	icd->ops = NULL;
+	mt9m001_video_remove(icd);
+	i2c_set_clientdata(client, NULL);
+	client->driver = NULL;
 	kfree(mt9m001);
 
 	return 0;
diff --git a/drivers/media/video/mt9m111.c b/drivers/media/video/mt9m111.c
index fc5e2de03766..90da699601ea 100644
--- a/drivers/media/video/mt9m111.c
+++ b/drivers/media/video/mt9m111.c
@@ -148,12 +148,12 @@ enum mt9m111_context {
 };
 
 struct mt9m111 {
-	struct i2c_client *client;
-	struct soc_camera_device icd;
+	struct v4l2_subdev subdev;
 	int model;	/* V4L2_IDENT_MT9M11x* codes from v4l2-chip-ident.h */
 	enum mt9m111_context context;
 	struct v4l2_rect rect;
 	u32 pixfmt;
+	unsigned int gain;
 	unsigned char autoexposure;
 	unsigned char datawidth;
 	unsigned int powered:1;
@@ -166,6 +166,11 @@ struct mt9m111 {
 	unsigned int autowhitebalance:1;
 };
 
+static struct mt9m111 *to_mt9m111(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct mt9m111, subdev);
+}
+
 static int reg_page_map_set(struct i2c_client *client, const u16 reg)
 {
 	int ret;
@@ -190,7 +195,7 @@ static int mt9m111_reg_read(struct i2c_client *client, const u16 reg)
 
 	ret = reg_page_map_set(client, reg);
 	if (!ret)
-		ret = swab16(i2c_smbus_read_word_data(client, (reg & 0xff)));
+		ret = swab16(i2c_smbus_read_word_data(client, reg & 0xff));
 
 	dev_dbg(&client->dev, "read  reg.%03x -> %04x\n", reg, ret);
 	return ret;
@@ -203,7 +208,7 @@ static int mt9m111_reg_write(struct i2c_client *client, const u16 reg,
 
 	ret = reg_page_map_set(client, reg);
 	if (!ret)
-		ret = i2c_smbus_write_word_data(client, (reg & 0xff),
+		ret = i2c_smbus_write_word_data(client, reg & 0xff,
 						swab16(data));
 	dev_dbg(&client->dev, "write reg.%03x = %04x -> %d\n", reg, data, ret);
 	return ret;
@@ -229,10 +234,9 @@ static int mt9m111_reg_clear(struct i2c_client *client, const u16 reg,
 	return mt9m111_reg_write(client, reg, ret & ~data);
 }
 
-static int mt9m111_set_context(struct soc_camera_device *icd,
+static int mt9m111_set_context(struct i2c_client *client,
 			       enum mt9m111_context ctxt)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
 	int valB = MT9M111_CTXT_CTRL_RESTART | MT9M111_CTXT_CTRL_DEFECTCOR_B
 		| MT9M111_CTXT_CTRL_RESIZE_B | MT9M111_CTXT_CTRL_CTRL2_B
 		| MT9M111_CTXT_CTRL_GAMMA_B | MT9M111_CTXT_CTRL_READ_MODE_B
@@ -246,17 +250,16 @@ static int mt9m111_set_context(struct soc_camera_device *icd,
 		return reg_write(CONTEXT_CONTROL, valA);
 }
 
-static int mt9m111_setup_rect(struct soc_camera_device *icd,
+static int mt9m111_setup_rect(struct i2c_client *client,
 			      struct v4l2_rect *rect)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret, is_raw_format;
 	int width = rect->width;
 	int height = rect->height;
 
-	if ((mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR8)
-	    || (mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR16))
+	if (mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR8 ||
+	    mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR16)
 		is_raw_format = 1;
 	else
 		is_raw_format = 0;
@@ -292,9 +295,8 @@ static int mt9m111_setup_rect(struct soc_camera_device *icd,
 	return ret;
 }
 
-static int mt9m111_setup_pixfmt(struct soc_camera_device *icd, u16 outfmt)
+static int mt9m111_setup_pixfmt(struct i2c_client *client, u16 outfmt)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
 	int ret;
 
 	ret = reg_write(OUTPUT_FORMAT_CTRL2_A, outfmt);
@@ -303,19 +305,19 @@ static int mt9m111_setup_pixfmt(struct soc_camera_device *icd, u16 outfmt)
 	return ret;
 }
 
-static int mt9m111_setfmt_bayer8(struct soc_camera_device *icd)
+static int mt9m111_setfmt_bayer8(struct i2c_client *client)
 {
-	return mt9m111_setup_pixfmt(icd, MT9M111_OUTFMT_PROCESSED_BAYER);
+	return mt9m111_setup_pixfmt(client, MT9M111_OUTFMT_PROCESSED_BAYER);
 }
 
-static int mt9m111_setfmt_bayer10(struct soc_camera_device *icd)
+static int mt9m111_setfmt_bayer10(struct i2c_client *client)
 {
-	return mt9m111_setup_pixfmt(icd, MT9M111_OUTFMT_BYPASS_IFP);
+	return mt9m111_setup_pixfmt(client, MT9M111_OUTFMT_BYPASS_IFP);
 }
 
-static int mt9m111_setfmt_rgb565(struct soc_camera_device *icd)
+static int mt9m111_setfmt_rgb565(struct i2c_client *client)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int val = 0;
 
 	if (mt9m111->swap_rgb_red_blue)
@@ -324,12 +326,12 @@ static int mt9m111_setfmt_rgb565(struct soc_camera_device *icd)
 		val |= MT9M111_OUTFMT_SWAP_RGB_EVEN;
 	val |= MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB565;
 
-	return mt9m111_setup_pixfmt(icd, val);
+	return mt9m111_setup_pixfmt(client, val);
 }
 
-static int mt9m111_setfmt_rgb555(struct soc_camera_device *icd)
+static int mt9m111_setfmt_rgb555(struct i2c_client *client)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int val = 0;
 
 	if (mt9m111->swap_rgb_red_blue)
@@ -338,12 +340,12 @@ static int mt9m111_setfmt_rgb555(struct soc_camera_device *icd)
 		val |= MT9M111_OUTFMT_SWAP_RGB_EVEN;
 	val |= MT9M111_OUTFMT_RGB | MT9M111_OUTFMT_RGB555;
 
-	return mt9m111_setup_pixfmt(icd, val);
+	return mt9m111_setup_pixfmt(client, val);
 }
 
-static int mt9m111_setfmt_yuv(struct soc_camera_device *icd)
+static int mt9m111_setfmt_yuv(struct i2c_client *client)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int val = 0;
 
 	if (mt9m111->swap_yuv_cb_cr)
@@ -351,52 +353,22 @@ static int mt9m111_setfmt_yuv(struct soc_camera_device *icd)
 	if (mt9m111->swap_yuv_y_chromas)
 		val |= MT9M111_OUTFMT_SWAP_YCbCr_C_Y;
 
-	return mt9m111_setup_pixfmt(icd, val);
+	return mt9m111_setup_pixfmt(client, val);
 }
 
-static int mt9m111_enable(struct soc_camera_device *icd)
+static int mt9m111_enable(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
-	if (icl->power) {
-		ret = icl->power(&client->dev, 1);
-		if (ret < 0) {
-			dev_err(icd->vdev->parent,
-				"Platform failed to power-on the camera.\n");
-			return ret;
-		}
-	}
-
 	ret = reg_set(RESET, MT9M111_RESET_CHIP_ENABLE);
 	if (!ret)
 		mt9m111->powered = 1;
 	return ret;
 }
 
-static int mt9m111_disable(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
-	int ret;
-
-	ret = reg_clear(RESET, MT9M111_RESET_CHIP_ENABLE);
-	if (!ret)
-		mt9m111->powered = 0;
-
-	if (icl->power)
-		icl->power(&client->dev, 0);
-
-	return ret;
-}
-
-static int mt9m111_reset(struct soc_camera_device *icd)
+static int mt9m111_reset(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct soc_camera_link *icl = client->dev.platform_data;
 	int ret;
 
 	ret = reg_set(RESET, MT9M111_RESET_RESET_MODE);
@@ -406,26 +378,12 @@ static int mt9m111_reset(struct soc_camera_device *icd)
 		ret = reg_clear(RESET, MT9M111_RESET_RESET_MODE
 				| MT9M111_RESET_RESET_SOC);
 
-	if (icl->reset)
-		icl->reset(&client->dev);
-
 	return ret;
 }
 
-static int mt9m111_start_capture(struct soc_camera_device *icd)
-{
-	return 0;
-}
-
-static int mt9m111_stop_capture(struct soc_camera_device *icd)
-{
-	return 0;
-}
-
 static unsigned long mt9m111_query_bus_param(struct soc_camera_device *icd)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
-	struct soc_camera_link *icl = mt9m111->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned long flags = SOCAM_MASTER | SOCAM_PCLK_SAMPLE_RISING |
 		SOCAM_HSYNC_ACTIVE_HIGH | SOCAM_VSYNC_ACTIVE_HIGH |
 		SOCAM_DATA_ACTIVE_HIGH | SOCAM_DATAWIDTH_8;
@@ -438,62 +396,126 @@ static int mt9m111_set_bus_param(struct soc_camera_device *icd, unsigned long f)
 	return 0;
 }
 
-static int mt9m111_set_crop(struct soc_camera_device *icd,
-			    struct v4l2_rect *rect)
+static int mt9m111_make_rect(struct i2c_client *client,
+			     struct v4l2_rect *rect)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+
+	if (mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR8 ||
+	    mt9m111->pixfmt == V4L2_PIX_FMT_SBGGR16) {
+		/* Bayer format - even size lengths */
+		rect->width	= ALIGN(rect->width, 2);
+		rect->height	= ALIGN(rect->height, 2);
+		/* Let the user play with the starting pixel */
+	}
+
+	/* FIXME: the datasheet doesn't specify minimum sizes */
+	soc_camera_limit_side(&rect->left, &rect->width,
+		     MT9M111_MIN_DARK_COLS, 2, MT9M111_MAX_WIDTH);
+
+	soc_camera_limit_side(&rect->top, &rect->height,
+		     MT9M111_MIN_DARK_ROWS, 2, MT9M111_MAX_HEIGHT);
+
+	return mt9m111_setup_rect(client, rect);
+}
+
+static int mt9m111_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+{
+	struct v4l2_rect rect = a->c;
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
-	dev_dbg(&icd->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
-		__func__, rect->left, rect->top, rect->width,
-		rect->height);
+	dev_dbg(&client->dev, "%s left=%d, top=%d, width=%d, height=%d\n",
+		__func__, rect.left, rect.top, rect.width, rect.height);
 
-	ret = mt9m111_setup_rect(icd, rect);
+	ret = mt9m111_make_rect(client, &rect);
 	if (!ret)
-		mt9m111->rect = *rect;
+		mt9m111->rect = rect;
 	return ret;
 }
 
-static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
+static int mt9m111_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+
+	a->c	= mt9m111->rect;
+	a->type	= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	return 0;
+}
+
+static int mt9m111_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
+{
+	a->bounds.left			= MT9M111_MIN_DARK_COLS;
+	a->bounds.top			= MT9M111_MIN_DARK_ROWS;
+	a->bounds.width			= MT9M111_MAX_WIDTH;
+	a->bounds.height		= MT9M111_MAX_HEIGHT;
+	a->defrect			= a->bounds;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
+}
+
+static int mt9m111_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	pix->width		= mt9m111->rect.width;
+	pix->height		= mt9m111->rect.height;
+	pix->pixelformat	= mt9m111->pixfmt;
+	pix->field		= V4L2_FIELD_NONE;
+	pix->colorspace		= V4L2_COLORSPACE_SRGB;
+
+	return 0;
+}
+
+static int mt9m111_set_pixfmt(struct i2c_client *client, u32 pixfmt)
+{
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
 	switch (pixfmt) {
 	case V4L2_PIX_FMT_SBGGR8:
-		ret = mt9m111_setfmt_bayer8(icd);
+		ret = mt9m111_setfmt_bayer8(client);
 		break;
 	case V4L2_PIX_FMT_SBGGR16:
-		ret = mt9m111_setfmt_bayer10(icd);
+		ret = mt9m111_setfmt_bayer10(client);
 		break;
 	case V4L2_PIX_FMT_RGB555:
-		ret = mt9m111_setfmt_rgb555(icd);
+		ret = mt9m111_setfmt_rgb555(client);
 		break;
 	case V4L2_PIX_FMT_RGB565:
-		ret = mt9m111_setfmt_rgb565(icd);
+		ret = mt9m111_setfmt_rgb565(client);
 		break;
 	case V4L2_PIX_FMT_UYVY:
 		mt9m111->swap_yuv_y_chromas = 0;
 		mt9m111->swap_yuv_cb_cr = 0;
-		ret = mt9m111_setfmt_yuv(icd);
+		ret = mt9m111_setfmt_yuv(client);
 		break;
 	case V4L2_PIX_FMT_VYUY:
 		mt9m111->swap_yuv_y_chromas = 0;
 		mt9m111->swap_yuv_cb_cr = 1;
-		ret = mt9m111_setfmt_yuv(icd);
+		ret = mt9m111_setfmt_yuv(client);
 		break;
 	case V4L2_PIX_FMT_YUYV:
 		mt9m111->swap_yuv_y_chromas = 1;
 		mt9m111->swap_yuv_cb_cr = 0;
-		ret = mt9m111_setfmt_yuv(icd);
+		ret = mt9m111_setfmt_yuv(client);
 		break;
 	case V4L2_PIX_FMT_YVYU:
 		mt9m111->swap_yuv_y_chromas = 1;
 		mt9m111->swap_yuv_cb_cr = 1;
-		ret = mt9m111_setfmt_yuv(icd);
+		ret = mt9m111_setfmt_yuv(client);
 		break;
 	default:
-		dev_err(&icd->dev, "Pixel format not handled : %x\n", pixfmt);
+		dev_err(&client->dev, "Pixel format not handled : %x\n",
+			pixfmt);
 		ret = -EINVAL;
 	}
 
@@ -503,10 +525,10 @@ static int mt9m111_set_pixfmt(struct soc_camera_device *icd, u32 pixfmt)
 	return ret;
 }
 
-static int mt9m111_set_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9m111_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	struct v4l2_rect rect = {
 		.left	= mt9m111->rect.left,
@@ -516,40 +538,56 @@ static int mt9m111_set_fmt(struct soc_camera_device *icd,
 	};
 	int ret;
 
-	dev_dbg(&icd->dev, "%s fmt=%x left=%d, top=%d, width=%d, height=%d\n",
-		__func__, pix->pixelformat, rect.left, rect.top, rect.width,
-		rect.height);
+	dev_dbg(&client->dev,
+		"%s fmt=%x left=%d, top=%d, width=%d, height=%d\n", __func__,
+		pix->pixelformat, rect.left, rect.top, rect.width, rect.height);
 
-	ret = mt9m111_setup_rect(icd, &rect);
+	ret = mt9m111_make_rect(client, &rect);
 	if (!ret)
-		ret = mt9m111_set_pixfmt(icd, pix->pixelformat);
+		ret = mt9m111_set_pixfmt(client, pix->pixelformat);
 	if (!ret)
 		mt9m111->rect = rect;
 	return ret;
 }
 
-static int mt9m111_try_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9m111_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
 	struct v4l2_pix_format *pix = &f->fmt.pix;
+	bool bayer = pix->pixelformat == V4L2_PIX_FMT_SBGGR8 ||
+		pix->pixelformat == V4L2_PIX_FMT_SBGGR16;
+
+	/*
+	 * With Bayer format enforce even side lengths, but let the user play
+	 * with the starting pixel
+	 */
 
 	if (pix->height > MT9M111_MAX_HEIGHT)
 		pix->height = MT9M111_MAX_HEIGHT;
+	else if (pix->height < 2)
+		pix->height = 2;
+	else if (bayer)
+		pix->height = ALIGN(pix->height, 2);
+
 	if (pix->width > MT9M111_MAX_WIDTH)
 		pix->width = MT9M111_MAX_WIDTH;
+	else if (pix->width < 2)
+		pix->width = 2;
+	else if (bayer)
+		pix->width = ALIGN(pix->width, 2);
 
 	return 0;
 }
 
-static int mt9m111_get_chip_id(struct soc_camera_device *icd,
-			       struct v4l2_dbg_chip_ident *id)
+static int mt9m111_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *id)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 
 	if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
 		return -EINVAL;
 
-	if (id->match.addr != mt9m111->client->addr)
+	if (id->match.addr != client->addr)
 		return -ENODEV;
 
 	id->ident	= mt9m111->model;
@@ -559,11 +597,11 @@ static int mt9m111_get_chip_id(struct soc_camera_device *icd,
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int mt9m111_get_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9m111_g_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
+	struct i2c_client *client = sd->priv;
 	int val;
-	struct i2c_client *client = to_i2c_client(icd->control);
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
 		return -EINVAL;
@@ -580,10 +618,10 @@ static int mt9m111_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9m111_set_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9m111_s_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0x2ff)
 		return -EINVAL;
@@ -635,45 +673,21 @@ static const struct v4l2_queryctrl mt9m111_controls[] = {
 	}
 };
 
-static int mt9m111_video_probe(struct soc_camera_device *);
-static void mt9m111_video_remove(struct soc_camera_device *);
-static int mt9m111_get_control(struct soc_camera_device *,
-			       struct v4l2_control *);
-static int mt9m111_set_control(struct soc_camera_device *,
-			       struct v4l2_control *);
 static int mt9m111_resume(struct soc_camera_device *icd);
-static int mt9m111_init(struct soc_camera_device *icd);
-static int mt9m111_release(struct soc_camera_device *icd);
+static int mt9m111_suspend(struct soc_camera_device *icd, pm_message_t state);
 
 static struct soc_camera_ops mt9m111_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= mt9m111_video_probe,
-	.remove			= mt9m111_video_remove,
-	.init			= mt9m111_init,
+	.suspend		= mt9m111_suspend,
 	.resume			= mt9m111_resume,
-	.release		= mt9m111_release,
-	.start_capture		= mt9m111_start_capture,
-	.stop_capture		= mt9m111_stop_capture,
-	.set_crop		= mt9m111_set_crop,
-	.set_fmt		= mt9m111_set_fmt,
-	.try_fmt		= mt9m111_try_fmt,
 	.query_bus_param	= mt9m111_query_bus_param,
 	.set_bus_param		= mt9m111_set_bus_param,
 	.controls		= mt9m111_controls,
 	.num_controls		= ARRAY_SIZE(mt9m111_controls),
-	.get_control		= mt9m111_get_control,
-	.set_control		= mt9m111_set_control,
-	.get_chip_id		= mt9m111_get_chip_id,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= mt9m111_get_register,
-	.set_register		= mt9m111_set_register,
-#endif
 };
 
-static int mt9m111_set_flip(struct soc_camera_device *icd, int flip, int mask)
+static int mt9m111_set_flip(struct i2c_client *client, int flip, int mask)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
 	if (mt9m111->context == HIGHPOWER) {
@@ -691,9 +705,8 @@ static int mt9m111_set_flip(struct soc_camera_device *icd, int flip, int mask)
 	return ret;
 }
 
-static int mt9m111_get_global_gain(struct soc_camera_device *icd)
+static int mt9m111_get_global_gain(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
 	int data;
 
 	data = reg_read(GLOBAL_GAIN);
@@ -703,15 +716,15 @@ static int mt9m111_get_global_gain(struct soc_camera_device *icd)
 	return data;
 }
 
-static int mt9m111_set_global_gain(struct soc_camera_device *icd, int gain)
+static int mt9m111_set_global_gain(struct i2c_client *client, int gain)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	u16 val;
 
 	if (gain > 63 * 2 * 2)
 		return -EINVAL;
 
-	icd->gain = gain;
+	mt9m111->gain = gain;
 	if ((gain >= 64 * 2) && (gain < 63 * 2 * 2))
 		val = (1 << 10) | (1 << 9) | (gain / 4);
 	else if ((gain >= 64) && (gain < 64 * 2))
@@ -722,10 +735,9 @@ static int mt9m111_set_global_gain(struct soc_camera_device *icd, int gain)
 	return reg_write(GLOBAL_GAIN, val);
 }
 
-static int mt9m111_set_autoexposure(struct soc_camera_device *icd, int on)
+static int mt9m111_set_autoexposure(struct i2c_client *client, int on)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
 	if (on)
@@ -739,10 +751,9 @@ static int mt9m111_set_autoexposure(struct soc_camera_device *icd, int on)
 	return ret;
 }
 
-static int mt9m111_set_autowhitebalance(struct soc_camera_device *icd, int on)
+static int mt9m111_set_autowhitebalance(struct i2c_client *client, int on)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
 	if (on)
@@ -756,11 +767,10 @@ static int mt9m111_set_autowhitebalance(struct soc_camera_device *icd, int on)
 	return ret;
 }
 
-static int mt9m111_get_control(struct soc_camera_device *icd,
-			       struct v4l2_control *ctrl)
+static int mt9m111_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int data;
 
 	switch (ctrl->id) {
@@ -785,7 +795,7 @@ static int mt9m111_get_control(struct soc_camera_device *icd,
 		ctrl->value = !!(data & MT9M111_RMB_MIRROR_COLS);
 		break;
 	case V4L2_CID_GAIN:
-		data = mt9m111_get_global_gain(icd);
+		data = mt9m111_get_global_gain(client);
 		if (data < 0)
 			return data;
 		ctrl->value = data;
@@ -800,37 +810,36 @@ static int mt9m111_get_control(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9m111_set_control(struct soc_camera_device *icd,
-			       struct v4l2_control *ctrl)
+static int mt9m111_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	const struct v4l2_queryctrl *qctrl;
 	int ret;
 
 	qctrl = soc_camera_find_qctrl(&mt9m111_ops, ctrl->id);
-
 	if (!qctrl)
 		return -EINVAL;
 
 	switch (ctrl->id) {
 	case V4L2_CID_VFLIP:
 		mt9m111->vflip = ctrl->value;
-		ret = mt9m111_set_flip(icd, ctrl->value,
+		ret = mt9m111_set_flip(client, ctrl->value,
 					MT9M111_RMB_MIRROR_ROWS);
 		break;
 	case V4L2_CID_HFLIP:
 		mt9m111->hflip = ctrl->value;
-		ret = mt9m111_set_flip(icd, ctrl->value,
+		ret = mt9m111_set_flip(client, ctrl->value,
 					MT9M111_RMB_MIRROR_COLS);
 		break;
 	case V4L2_CID_GAIN:
-		ret = mt9m111_set_global_gain(icd, ctrl->value);
+		ret = mt9m111_set_global_gain(client, ctrl->value);
 		break;
 	case V4L2_CID_EXPOSURE_AUTO:
-		ret =  mt9m111_set_autoexposure(icd, ctrl->value);
+		ret =  mt9m111_set_autoexposure(client, ctrl->value);
 		break;
 	case V4L2_CID_AUTO_WHITE_BALANCE:
-		ret =  mt9m111_set_autowhitebalance(icd, ctrl->value);
+		ret =  mt9m111_set_autowhitebalance(client, ctrl->value);
 		break;
 	default:
 		ret = -EINVAL;
@@ -839,62 +848,62 @@ static int mt9m111_set_control(struct soc_camera_device *icd,
 	return ret;
 }
 
-static int mt9m111_restore_state(struct soc_camera_device *icd)
+static int mt9m111_suspend(struct soc_camera_device *icd, pm_message_t state)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
-
-	mt9m111_set_context(icd, mt9m111->context);
-	mt9m111_set_pixfmt(icd, mt9m111->pixfmt);
-	mt9m111_setup_rect(icd, &mt9m111->rect);
-	mt9m111_set_flip(icd, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS);
-	mt9m111_set_flip(icd, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS);
-	mt9m111_set_global_gain(icd, icd->gain);
-	mt9m111_set_autoexposure(icd, mt9m111->autoexposure);
-	mt9m111_set_autowhitebalance(icd, mt9m111->autowhitebalance);
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+
+	mt9m111->gain = mt9m111_get_global_gain(client);
+
+	return 0;
+}
+
+static int mt9m111_restore_state(struct i2c_client *client)
+{
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+
+	mt9m111_set_context(client, mt9m111->context);
+	mt9m111_set_pixfmt(client, mt9m111->pixfmt);
+	mt9m111_setup_rect(client, &mt9m111->rect);
+	mt9m111_set_flip(client, mt9m111->hflip, MT9M111_RMB_MIRROR_COLS);
+	mt9m111_set_flip(client, mt9m111->vflip, MT9M111_RMB_MIRROR_ROWS);
+	mt9m111_set_global_gain(client, mt9m111->gain);
+	mt9m111_set_autoexposure(client, mt9m111->autoexposure);
+	mt9m111_set_autowhitebalance(client, mt9m111->autowhitebalance);
 	return 0;
 }
 
 static int mt9m111_resume(struct soc_camera_device *icd)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret = 0;
 
 	if (mt9m111->powered) {
-		ret = mt9m111_enable(icd);
+		ret = mt9m111_enable(client);
 		if (!ret)
-			ret = mt9m111_reset(icd);
+			ret = mt9m111_reset(client);
 		if (!ret)
-			ret = mt9m111_restore_state(icd);
+			ret = mt9m111_restore_state(client);
 	}
 	return ret;
 }
 
-static int mt9m111_init(struct soc_camera_device *icd)
+static int mt9m111_init(struct i2c_client *client)
 {
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	int ret;
 
 	mt9m111->context = HIGHPOWER;
-	ret = mt9m111_enable(icd);
+	ret = mt9m111_enable(client);
 	if (!ret)
-		ret = mt9m111_reset(icd);
+		ret = mt9m111_reset(client);
 	if (!ret)
-		ret = mt9m111_set_context(icd, mt9m111->context);
+		ret = mt9m111_set_context(client, mt9m111->context);
 	if (!ret)
-		ret = mt9m111_set_autoexposure(icd, mt9m111->autoexposure);
+		ret = mt9m111_set_autoexposure(client, mt9m111->autoexposure);
 	if (ret)
-		dev_err(&icd->dev, "mt9m11x init failed: %d\n", ret);
-	return ret;
-}
-
-static int mt9m111_release(struct soc_camera_device *icd)
-{
-	int ret;
-
-	ret = mt9m111_disable(icd);
-	if (ret < 0)
-		dev_err(&icd->dev, "mt9m11x release failed: %d\n", ret);
-
+		dev_err(&client->dev, "mt9m11x init failed: %d\n", ret);
 	return ret;
 }
 
@@ -902,10 +911,10 @@ static int mt9m111_release(struct soc_camera_device *icd)
  * Interface active, can use i2c. If it fails, it can indeed mean, that
  * this wasn't our capture interface, so, we wait for the right one
  */
-static int mt9m111_video_probe(struct soc_camera_device *icd)
+static int mt9m111_video_probe(struct soc_camera_device *icd,
+			       struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
 	s32 data;
 	int ret;
 
@@ -917,10 +926,13 @@ static int mt9m111_video_probe(struct soc_camera_device *icd)
 	    to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
 		return -ENODEV;
 
-	ret = mt9m111_enable(icd);
-	if (ret)
-		goto ei2c;
-	ret = mt9m111_reset(icd);
+	mt9m111->autoexposure = 1;
+	mt9m111->autowhitebalance = 1;
+
+	mt9m111->swap_rgb_even_odd = 1;
+	mt9m111->swap_rgb_red_blue = 1;
+
+	ret = mt9m111_init(client);
 	if (ret)
 		goto ei2c;
 
@@ -935,7 +947,7 @@ static int mt9m111_video_probe(struct soc_camera_device *icd)
 		break;
 	default:
 		ret = -ENODEV;
-		dev_err(&icd->dev,
+		dev_err(&client->dev,
 			"No MT9M11x chip detected, register read %x\n", data);
 		goto ei2c;
 	}
@@ -943,42 +955,51 @@ static int mt9m111_video_probe(struct soc_camera_device *icd)
 	icd->formats = mt9m111_colour_formats;
 	icd->num_formats = ARRAY_SIZE(mt9m111_colour_formats);
 
-	dev_info(&icd->dev, "Detected a MT9M11x chip ID %x\n", data);
+	dev_info(&client->dev, "Detected a MT9M11x chip ID %x\n", data);
 
-	ret = soc_camera_video_start(icd);
-	if (ret)
-		goto eisis;
-
-	mt9m111->autoexposure = 1;
-	mt9m111->autowhitebalance = 1;
-
-	mt9m111->swap_rgb_even_odd = 1;
-	mt9m111->swap_rgb_red_blue = 1;
-
-	return 0;
-eisis:
 ei2c:
 	return ret;
 }
 
-static void mt9m111_video_remove(struct soc_camera_device *icd)
-{
-	struct mt9m111 *mt9m111 = container_of(icd, struct mt9m111, icd);
+static struct v4l2_subdev_core_ops mt9m111_subdev_core_ops = {
+	.g_ctrl		= mt9m111_g_ctrl,
+	.s_ctrl		= mt9m111_s_ctrl,
+	.g_chip_ident	= mt9m111_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register	= mt9m111_g_register,
+	.s_register	= mt9m111_s_register,
+#endif
+};
 
-	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9m111->client->addr,
-		mt9m111->icd.dev.parent, mt9m111->icd.vdev);
-	soc_camera_video_stop(&mt9m111->icd);
-}
+static struct v4l2_subdev_video_ops mt9m111_subdev_video_ops = {
+	.s_fmt		= mt9m111_s_fmt,
+	.g_fmt		= mt9m111_g_fmt,
+	.try_fmt	= mt9m111_try_fmt,
+	.s_crop		= mt9m111_s_crop,
+	.g_crop		= mt9m111_g_crop,
+	.cropcap	= mt9m111_cropcap,
+};
+
+static struct v4l2_subdev_ops mt9m111_subdev_ops = {
+	.core	= &mt9m111_subdev_core_ops,
+	.video	= &mt9m111_subdev_video_ops,
+};
 
 static int mt9m111_probe(struct i2c_client *client,
 			 const struct i2c_device_id *did)
 {
 	struct mt9m111 *mt9m111;
-	struct soc_camera_device *icd;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct soc_camera_link *icl;
 	int ret;
 
+	if (!icd) {
+		dev_err(&client->dev, "MT9M11x: missing soc-camera data!\n");
+		return -EINVAL;
+	}
+
+	icl = to_soc_camera_link(icd);
 	if (!icl) {
 		dev_err(&client->dev, "MT9M11x driver needs platform data\n");
 		return -EINVAL;
@@ -994,38 +1015,35 @@ static int mt9m111_probe(struct i2c_client *client,
 	if (!mt9m111)
 		return -ENOMEM;
 
-	mt9m111->client = client;
-	i2c_set_clientdata(client, mt9m111);
+	v4l2_i2c_subdev_init(&mt9m111->subdev, client, &mt9m111_subdev_ops);
 
 	/* Second stage probe - when a capture adapter is there */
-	icd 		= &mt9m111->icd;
-	icd->ops	= &mt9m111_ops;
-	icd->control	= &client->dev;
-	icd->x_min	= MT9M111_MIN_DARK_COLS;
-	icd->y_min	= MT9M111_MIN_DARK_ROWS;
-	icd->x_current	= icd->x_min;
-	icd->y_current	= icd->y_min;
-	icd->width_min	= MT9M111_MIN_DARK_ROWS;
-	icd->width_max	= MT9M111_MAX_WIDTH;
-	icd->height_min	= MT9M111_MIN_DARK_COLS;
-	icd->height_max	= MT9M111_MAX_HEIGHT;
-	icd->y_skip_top	= 0;
-	icd->iface	= icl->bus_id;
-
-	ret = soc_camera_device_register(icd);
-	if (ret)
-		goto eisdr;
-	return 0;
+	icd->ops		= &mt9m111_ops;
+	icd->y_skip_top		= 0;
+
+	mt9m111->rect.left	= MT9M111_MIN_DARK_COLS;
+	mt9m111->rect.top	= MT9M111_MIN_DARK_ROWS;
+	mt9m111->rect.width	= MT9M111_MAX_WIDTH;
+	mt9m111->rect.height	= MT9M111_MAX_HEIGHT;
+
+	ret = mt9m111_video_probe(icd, client);
+	if (ret) {
+		icd->ops = NULL;
+		i2c_set_clientdata(client, NULL);
+		kfree(mt9m111);
+	}
 
-eisdr:
-	kfree(mt9m111);
 	return ret;
 }
 
 static int mt9m111_remove(struct i2c_client *client)
 {
-	struct mt9m111 *mt9m111 = i2c_get_clientdata(client);
-	soc_camera_device_unregister(&mt9m111->icd);
+	struct mt9m111 *mt9m111 = to_mt9m111(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
+
+	icd->ops = NULL;
+	i2c_set_clientdata(client, NULL);
+	client->driver = NULL;
 	kfree(mt9m111);
 
 	return 0;
diff --git a/drivers/media/video/mt9t031.c b/drivers/media/video/mt9t031.c
index 4207fb342670..6966f644977e 100644
--- a/drivers/media/video/mt9t031.c
+++ b/drivers/media/video/mt9t031.c
@@ -13,13 +13,13 @@
 #include <linux/i2c.h>
 #include <linux/log2.h>
 
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/v4l2-chip-ident.h>
 #include <media/soc_camera.h>
 
 /* mt9t031 i2c address 0x5d
- * The platform has to define i2c_board_info
- * and call i2c_register_board_info() */
+ * The platform has to define i2c_board_info and link to it from
+ * struct soc_camera_link */
 
 /* mt9t031 selected register addresses */
 #define MT9T031_CHIP_VERSION		0x00
@@ -47,7 +47,7 @@
 #define MT9T031_MAX_HEIGHT		1536
 #define MT9T031_MAX_WIDTH		2048
 #define MT9T031_MIN_HEIGHT		2
-#define MT9T031_MIN_WIDTH		2
+#define MT9T031_MIN_WIDTH		18
 #define MT9T031_HORIZONTAL_BLANK	142
 #define MT9T031_VERTICAL_BLANK		25
 #define MT9T031_COLUMN_SKIP		32
@@ -68,14 +68,21 @@ static const struct soc_camera_data_format mt9t031_colour_formats[] = {
 };
 
 struct mt9t031 {
-	struct i2c_client *client;
-	struct soc_camera_device icd;
+	struct v4l2_subdev subdev;
+	struct v4l2_rect rect;	/* Sensor window */
 	int model;	/* V4L2_IDENT_MT9T031* codes from v4l2-chip-ident.h */
-	unsigned char autoexposure;
 	u16 xskip;
 	u16 yskip;
+	unsigned int gain;
+	unsigned int exposure;
+	unsigned char autoexposure;
 };
 
+static struct mt9t031 *to_mt9t031(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct mt9t031, subdev);
+}
+
 static int reg_read(struct i2c_client *client, const u8 reg)
 {
 	s32 data = i2c_smbus_read_word_data(client, reg);
@@ -136,21 +143,10 @@ static int get_shutter(struct i2c_client *client, u32 *data)
 	return ret < 0 ? ret : 0;
 }
 
-static int mt9t031_init(struct soc_camera_device *icd)
+static int mt9t031_idle(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct soc_camera_link *icl = client->dev.platform_data;
 	int ret;
 
-	if (icl->power) {
-		ret = icl->power(&client->dev, 1);
-		if (ret < 0) {
-			dev_err(icd->vdev->parent,
-				"Platform failed to power-on the camera.\n");
-			return ret;
-		}
-	}
-
 	/* Disable chip output, synchronous option update */
 	ret = reg_write(client, MT9T031_RESET, 1);
 	if (ret >= 0)
@@ -158,50 +154,39 @@ static int mt9t031_init(struct soc_camera_device *icd)
 	if (ret >= 0)
 		ret = reg_clear(client, MT9T031_OUTPUT_CONTROL, 2);
 
-	if (ret < 0 && icl->power)
-		icl->power(&client->dev, 0);
-
 	return ret >= 0 ? 0 : -EIO;
 }
 
-static int mt9t031_release(struct soc_camera_device *icd)
+static int mt9t031_disable(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct soc_camera_link *icl = client->dev.platform_data;
-
 	/* Disable the chip */
 	reg_clear(client, MT9T031_OUTPUT_CONTROL, 2);
 
-	if (icl->power)
-		icl->power(&client->dev, 0);
-
 	return 0;
 }
 
-static int mt9t031_start_capture(struct soc_camera_device *icd)
+static int mt9t031_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-
-	/* Switch to master "normal" mode */
-	if (reg_set(client, MT9T031_OUTPUT_CONTROL, 2) < 0)
-		return -EIO;
-	return 0;
-}
+	struct i2c_client *client = sd->priv;
+	int ret;
 
-static int mt9t031_stop_capture(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
+	if (enable)
+		/* Switch to master "normal" mode */
+		ret = reg_set(client, MT9T031_OUTPUT_CONTROL, 2);
+	else
+		/* Stop sensor readout */
+		ret = reg_clear(client, MT9T031_OUTPUT_CONTROL, 2);
 
-	/* Stop sensor readout */
-	if (reg_clear(client, MT9T031_OUTPUT_CONTROL, 2) < 0)
+	if (ret < 0)
 		return -EIO;
+
 	return 0;
 }
 
 static int mt9t031_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
 
 	/* The caller should have queried our parameters, check anyway */
 	if (flags & ~MT9T031_BUS_PARAM)
@@ -217,69 +202,73 @@ static int mt9t031_set_bus_param(struct soc_camera_device *icd,
 
 static unsigned long mt9t031_query_bus_param(struct soc_camera_device *icd)
 {
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
-	struct soc_camera_link *icl = mt9t031->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 
 	return soc_camera_apply_sensor_flags(icl, MT9T031_BUS_PARAM);
 }
 
-/* Round up minima and round down maxima */
-static void recalculate_limits(struct soc_camera_device *icd,
-			       u16 xskip, u16 yskip)
+/* target must be _even_ */
+static u16 mt9t031_skip(s32 *source, s32 target, s32 max)
 {
-	icd->x_min = (MT9T031_COLUMN_SKIP + xskip - 1) / xskip;
-	icd->y_min = (MT9T031_ROW_SKIP + yskip - 1) / yskip;
-	icd->width_min = (MT9T031_MIN_WIDTH + xskip - 1) / xskip;
-	icd->height_min = (MT9T031_MIN_HEIGHT + yskip - 1) / yskip;
-	icd->width_max = MT9T031_MAX_WIDTH / xskip;
-	icd->height_max = MT9T031_MAX_HEIGHT / yskip;
+	unsigned int skip;
+
+	if (*source < target + target / 2) {
+		*source = target;
+		return 1;
+	}
+
+	skip = min(max, *source + target / 2) / target;
+	if (skip > 8)
+		skip = 8;
+	*source = target * skip;
+
+	return skip;
 }
 
+/* rect is the sensor rectangle, the caller guarantees parameter validity */
 static int mt9t031_set_params(struct soc_camera_device *icd,
 			      struct v4l2_rect *rect, u16 xskip, u16 yskip)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
 	int ret;
-	u16 xbin, ybin, width, height, left, top;
+	u16 xbin, ybin;
 	const u16 hblank = MT9T031_HORIZONTAL_BLANK,
 		vblank = MT9T031_VERTICAL_BLANK;
 
-	/* Make sure we don't exceed sensor limits */
-	if (rect->left + rect->width > icd->width_max)
-		rect->left = (icd->width_max - rect->width) / 2 + icd->x_min;
-
-	if (rect->top + rect->height > icd->height_max)
-		rect->top = (icd->height_max - rect->height) / 2 + icd->y_min;
-
-	width = rect->width * xskip;
-	height = rect->height * yskip;
-	left = rect->left * xskip;
-	top = rect->top * yskip;
-
 	xbin = min(xskip, (u16)3);
 	ybin = min(yskip, (u16)3);
 
-	dev_dbg(&icd->dev, "xskip %u, width %u/%u, yskip %u, height %u/%u\n",
-		xskip, width, rect->width, yskip, height, rect->height);
-
-	/* Could just do roundup(rect->left, [xy]bin * 2); but this is cheaper */
+	/*
+	 * Could just do roundup(rect->left, [xy]bin * 2); but this is cheaper.
+	 * There is always a valid suitably aligned value. The worst case is
+	 * xbin = 3, width = 2048. Then we will start at 36, the last read out
+	 * pixel will be 2083, which is < 2085 - first black pixel.
+	 *
+	 * MT9T031 datasheet imposes window left border alignment, depending on
+	 * the selected xskip. Failing to conform to this requirement produces
+	 * dark horizontal stripes in the image. However, even obeying to this
+	 * requirement doesn't eliminate the stripes in all configurations. They
+	 * appear "locally reproducibly," but can differ between tests under
+	 * different lighting conditions.
+	 */
 	switch (xbin) {
-	case 2:
-		left = (left + 3) & ~3;
+	case 1:
+		rect->left &= ~1;
 		break;
-	case 3:
-		left = roundup(left, 6);
-	}
-
-	switch (ybin) {
 	case 2:
-		top = (top + 3) & ~3;
+		rect->left &= ~3;
 		break;
 	case 3:
-		top = roundup(top, 6);
+		rect->left = rect->left > roundup(MT9T031_COLUMN_SKIP, 6) ?
+			(rect->left / 6) * 6 : roundup(MT9T031_COLUMN_SKIP, 6);
 	}
 
+	rect->top &= ~1;
+
+	dev_dbg(&client->dev, "skip %u:%u, rect %ux%u@%u:%u\n",
+		xskip, yskip, rect->width, rect->height, rect->left, rect->top);
+
 	/* Disable register update, reconfigure atomically */
 	ret = reg_set(client, MT9T031_OUTPUT_CONTROL, 1);
 	if (ret < 0)
@@ -299,29 +288,30 @@ static int mt9t031_set_params(struct soc_camera_device *icd,
 			ret = reg_write(client, MT9T031_ROW_ADDRESS_MODE,
 					((ybin - 1) << 4) | (yskip - 1));
 	}
-	dev_dbg(&icd->dev, "new physical left %u, top %u\n", left, top);
+	dev_dbg(&client->dev, "new physical left %u, top %u\n",
+		rect->left, rect->top);
 
 	/* The caller provides a supported format, as guaranteed by
 	 * icd->try_fmt_cap(), soc_camera_s_crop() and soc_camera_cropcap() */
 	if (ret >= 0)
-		ret = reg_write(client, MT9T031_COLUMN_START, left);
+		ret = reg_write(client, MT9T031_COLUMN_START, rect->left);
 	if (ret >= 0)
-		ret = reg_write(client, MT9T031_ROW_START, top);
+		ret = reg_write(client, MT9T031_ROW_START, rect->top);
 	if (ret >= 0)
-		ret = reg_write(client, MT9T031_WINDOW_WIDTH, width - 1);
+		ret = reg_write(client, MT9T031_WINDOW_WIDTH, rect->width - 1);
 	if (ret >= 0)
 		ret = reg_write(client, MT9T031_WINDOW_HEIGHT,
-				height + icd->y_skip_top - 1);
+				rect->height + icd->y_skip_top - 1);
 	if (ret >= 0 && mt9t031->autoexposure) {
-		ret = set_shutter(client, height + icd->y_skip_top + vblank);
+		unsigned int total_h = rect->height + icd->y_skip_top + vblank;
+		ret = set_shutter(client, total_h);
 		if (ret >= 0) {
 			const u32 shutter_max = MT9T031_MAX_HEIGHT + vblank;
 			const struct v4l2_queryctrl *qctrl =
 				soc_camera_find_qctrl(icd->ops,
 						      V4L2_CID_EXPOSURE);
-			icd->exposure = (shutter_max / 2 + (height +
-					 icd->y_skip_top + vblank - 1) *
-					 (qctrl->maximum - qctrl->minimum)) /
+			mt9t031->exposure = (shutter_max / 2 + (total_h - 1) *
+				 (qctrl->maximum - qctrl->minimum)) /
 				shutter_max + qctrl->minimum;
 		}
 	}
@@ -330,58 +320,99 @@ static int mt9t031_set_params(struct soc_camera_device *icd,
 	if (ret >= 0)
 		ret = reg_clear(client, MT9T031_OUTPUT_CONTROL, 1);
 
+	if (ret >= 0) {
+		mt9t031->rect = *rect;
+		mt9t031->xskip = xskip;
+		mt9t031->yskip = yskip;
+	}
+
 	return ret < 0 ? ret : 0;
 }
 
-static int mt9t031_set_crop(struct soc_camera_device *icd,
-			    struct v4l2_rect *rect)
+static int mt9t031_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct v4l2_rect rect = a->c;
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
+
+	rect.width = ALIGN(rect.width, 2);
+	rect.height = ALIGN(rect.height, 2);
+
+	soc_camera_limit_side(&rect.left, &rect.width,
+		     MT9T031_COLUMN_SKIP, MT9T031_MIN_WIDTH, MT9T031_MAX_WIDTH);
+
+	soc_camera_limit_side(&rect.top, &rect.height,
+		     MT9T031_ROW_SKIP, MT9T031_MIN_HEIGHT, MT9T031_MAX_HEIGHT);
 
-	/* CROP - no change in scaling, or in limits */
-	return mt9t031_set_params(icd, rect, mt9t031->xskip, mt9t031->yskip);
+	return mt9t031_set_params(icd, &rect, mt9t031->xskip, mt9t031->yskip);
 }
 
-static int mt9t031_set_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9t031_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
-	int ret;
-	u16 xskip, yskip;
-	struct v4l2_rect rect = {
-		.left	= icd->x_current,
-		.top	= icd->y_current,
-		.width	= f->fmt.pix.width,
-		.height	= f->fmt.pix.height,
-	};
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
 
-	/*
-	 * try_fmt has put rectangle within limits.
-	 * S_FMT - use binning and skipping for scaling, recalculate
-	 * limits, used for cropping
-	 */
-	/* Is this more optimal than just a division? */
-	for (xskip = 8; xskip > 1; xskip--)
-		if (rect.width * xskip <= MT9T031_MAX_WIDTH)
-			break;
+	a->c	= mt9t031->rect;
+	a->type	= V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
-	for (yskip = 8; yskip > 1; yskip--)
-		if (rect.height * yskip <= MT9T031_MAX_HEIGHT)
-			break;
+	return 0;
+}
 
-	recalculate_limits(icd, xskip, yskip);
+static int mt9t031_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
+{
+	a->bounds.left			= MT9T031_COLUMN_SKIP;
+	a->bounds.top			= MT9T031_ROW_SKIP;
+	a->bounds.width			= MT9T031_MAX_WIDTH;
+	a->bounds.height		= MT9T031_MAX_HEIGHT;
+	a->defrect			= a->bounds;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
 
-	ret = mt9t031_set_params(icd, &rect, xskip, yskip);
-	if (!ret) {
-		mt9t031->xskip = xskip;
-		mt9t031->yskip = yskip;
-	}
+	return 0;
+}
 
-	return ret;
+static int mt9t031_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	pix->width		= mt9t031->rect.width / mt9t031->xskip;
+	pix->height		= mt9t031->rect.height / mt9t031->yskip;
+	pix->pixelformat	= V4L2_PIX_FMT_SGRBG10;
+	pix->field		= V4L2_FIELD_NONE;
+	pix->colorspace		= V4L2_COLORSPACE_SRGB;
+
+	return 0;
+}
+
+static int mt9t031_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	u16 xskip, yskip;
+	struct v4l2_rect rect = mt9t031->rect;
+
+	/*
+	 * try_fmt has put width and height within limits.
+	 * S_FMT: use binning and skipping for scaling
+	 */
+	xskip = mt9t031_skip(&rect.width, pix->width, MT9T031_MAX_WIDTH);
+	yskip = mt9t031_skip(&rect.height, pix->height, MT9T031_MAX_HEIGHT);
+
+	/* mt9t031_set_params() doesn't change width and height */
+	return mt9t031_set_params(icd, &rect, xskip, yskip);
 }
 
-static int mt9t031_try_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+/*
+ * If a user window larger than sensor window is requested, we'll increase the
+ * sensor window.
+ */
+static int mt9t031_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 
@@ -392,15 +423,16 @@ static int mt9t031_try_fmt(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9t031_get_chip_id(struct soc_camera_device *icd,
-			       struct v4l2_dbg_chip_ident *id)
+static int mt9t031_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *id)
 {
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
 
 	if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
 		return -EINVAL;
 
-	if (id->match.addr != mt9t031->client->addr)
+	if (id->match.addr != client->addr)
 		return -ENODEV;
 
 	id->ident	= mt9t031->model;
@@ -410,10 +442,10 @@ static int mt9t031_get_chip_id(struct soc_camera_device *icd,
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int mt9t031_get_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9t031_g_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -429,10 +461,10 @@ static int mt9t031_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9t031_set_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9t031_s_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -493,39 +525,17 @@ static const struct v4l2_queryctrl mt9t031_controls[] = {
 	}
 };
 
-static int mt9t031_video_probe(struct soc_camera_device *);
-static void mt9t031_video_remove(struct soc_camera_device *);
-static int mt9t031_get_control(struct soc_camera_device *, struct v4l2_control *);
-static int mt9t031_set_control(struct soc_camera_device *, struct v4l2_control *);
-
 static struct soc_camera_ops mt9t031_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= mt9t031_video_probe,
-	.remove			= mt9t031_video_remove,
-	.init			= mt9t031_init,
-	.release		= mt9t031_release,
-	.start_capture		= mt9t031_start_capture,
-	.stop_capture		= mt9t031_stop_capture,
-	.set_crop		= mt9t031_set_crop,
-	.set_fmt		= mt9t031_set_fmt,
-	.try_fmt		= mt9t031_try_fmt,
 	.set_bus_param		= mt9t031_set_bus_param,
 	.query_bus_param	= mt9t031_query_bus_param,
 	.controls		= mt9t031_controls,
 	.num_controls		= ARRAY_SIZE(mt9t031_controls),
-	.get_control		= mt9t031_get_control,
-	.set_control		= mt9t031_set_control,
-	.get_chip_id		= mt9t031_get_chip_id,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= mt9t031_get_register,
-	.set_register		= mt9t031_set_register,
-#endif
 };
 
-static int mt9t031_get_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+static int mt9t031_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
 	int data;
 
 	switch (ctrl->id) {
@@ -544,14 +554,21 @@ static int mt9t031_get_control(struct soc_camera_device *icd, struct v4l2_contro
 	case V4L2_CID_EXPOSURE_AUTO:
 		ctrl->value = mt9t031->autoexposure;
 		break;
+	case V4L2_CID_GAIN:
+		ctrl->value = mt9t031->gain;
+		break;
+	case V4L2_CID_EXPOSURE:
+		ctrl->value = mt9t031->exposure;
+		break;
 	}
 	return 0;
 }
 
-static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_control *ctrl)
+static int mt9t031_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 	const struct v4l2_queryctrl *qctrl;
 	int data;
 
@@ -586,7 +603,7 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 			unsigned long range = qctrl->default_value - qctrl->minimum;
 			data = ((ctrl->value - qctrl->minimum) * 8 + range / 2) / range;
 
-			dev_dbg(&icd->dev, "Setting gain %d\n", data);
+			dev_dbg(&client->dev, "Setting gain %d\n", data);
 			data = reg_write(client, MT9T031_GLOBAL_GAIN, data);
 			if (data < 0)
 				return -EIO;
@@ -606,7 +623,7 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 				/* calculated gain 65..1024 -> (1..120) << 8 + 0x60 */
 				data = (((gain - 64 + 7) * 32) & 0xff00) | 0x60;
 
-			dev_dbg(&icd->dev, "Setting gain from 0x%x to 0x%x\n",
+			dev_dbg(&client->dev, "Set gain from 0x%x to 0x%x\n",
 				reg_read(client, MT9T031_GLOBAL_GAIN), data);
 			data = reg_write(client, MT9T031_GLOBAL_GAIN, data);
 			if (data < 0)
@@ -614,7 +631,7 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 		}
 
 		/* Success */
-		icd->gain = ctrl->value;
+		mt9t031->gain = ctrl->value;
 		break;
 	case V4L2_CID_EXPOSURE:
 		/* mt9t031 has maximum == default */
@@ -627,11 +644,11 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 			u32 old;
 
 			get_shutter(client, &old);
-			dev_dbg(&icd->dev, "Setting shutter width from %u to %u\n",
+			dev_dbg(&client->dev, "Set shutter from %u to %u\n",
 				old, shutter);
 			if (set_shutter(client, shutter) < 0)
 				return -EIO;
-			icd->exposure = ctrl->value;
+			mt9t031->exposure = ctrl->value;
 			mt9t031->autoexposure = 0;
 		}
 		break;
@@ -639,13 +656,14 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 		if (ctrl->value) {
 			const u16 vblank = MT9T031_VERTICAL_BLANK;
 			const u32 shutter_max = MT9T031_MAX_HEIGHT + vblank;
-			if (set_shutter(client, icd->height +
-					icd->y_skip_top + vblank) < 0)
+			unsigned int total_h = mt9t031->rect.height +
+				icd->y_skip_top + vblank;
+
+			if (set_shutter(client, total_h) < 0)
 				return -EIO;
 			qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
-			icd->exposure = (shutter_max / 2 + (icd->height +
-					 icd->y_skip_top + vblank - 1) *
-					 (qctrl->maximum - qctrl->minimum)) /
+			mt9t031->exposure = (shutter_max / 2 + (total_h - 1) *
+				 (qctrl->maximum - qctrl->minimum)) /
 				shutter_max + qctrl->minimum;
 			mt9t031->autoexposure = 1;
 		} else
@@ -657,22 +675,16 @@ static int mt9t031_set_control(struct soc_camera_device *icd, struct v4l2_contro
 
 /* Interface active, can use i2c. If it fails, it can indeed mean, that
  * this wasn't our capture interface, so, we wait for the right one */
-static int mt9t031_video_probe(struct soc_camera_device *icd)
+static int mt9t031_video_probe(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+	struct soc_camera_device *icd = client->dev.platform_data;
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
 	s32 data;
 	int ret;
 
-	/* We must have a parent by now. And it cannot be a wrong one.
-	 * So this entire test is completely redundant. */
-	if (!icd->dev.parent ||
-	    to_soc_camera_host(icd->dev.parent)->nr != icd->iface)
-		return -ENODEV;
-
 	/* Enable the chip */
 	data = reg_write(client, MT9T031_CHIP_ENABLE, 1);
-	dev_dbg(&icd->dev, "write: %d\n", data);
+	dev_dbg(&client->dev, "write: %d\n", data);
 
 	/* Read out the chip version register */
 	data = reg_read(client, MT9T031_CHIP_VERSION);
@@ -684,44 +696,64 @@ static int mt9t031_video_probe(struct soc_camera_device *icd)
 		icd->num_formats = ARRAY_SIZE(mt9t031_colour_formats);
 		break;
 	default:
-		ret = -ENODEV;
-		dev_err(&icd->dev,
+		dev_err(&client->dev,
 			"No MT9T031 chip detected, register read %x\n", data);
-		goto ei2c;
+		return -ENODEV;
 	}
 
-	dev_info(&icd->dev, "Detected a MT9T031 chip ID %x\n", data);
+	dev_info(&client->dev, "Detected a MT9T031 chip ID %x\n", data);
 
-	/* Now that we know the model, we can start video */
-	ret = soc_camera_video_start(icd);
-	if (ret)
-		goto evstart;
+	ret = mt9t031_idle(client);
+	if (ret < 0)
+		dev_err(&client->dev, "Failed to initialise the camera\n");
 
-	return 0;
+	/* mt9t031_idle() has reset the chip to default. */
+	mt9t031->exposure = 255;
+	mt9t031->gain = 64;
 
-evstart:
-ei2c:
 	return ret;
 }
 
-static void mt9t031_video_remove(struct soc_camera_device *icd)
-{
-	struct mt9t031 *mt9t031 = container_of(icd, struct mt9t031, icd);
+static struct v4l2_subdev_core_ops mt9t031_subdev_core_ops = {
+	.g_ctrl		= mt9t031_g_ctrl,
+	.s_ctrl		= mt9t031_s_ctrl,
+	.g_chip_ident	= mt9t031_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register	= mt9t031_g_register,
+	.s_register	= mt9t031_s_register,
+#endif
+};
 
-	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9t031->client->addr,
-		icd->dev.parent, icd->vdev);
-	soc_camera_video_stop(icd);
-}
+static struct v4l2_subdev_video_ops mt9t031_subdev_video_ops = {
+	.s_stream	= mt9t031_s_stream,
+	.s_fmt		= mt9t031_s_fmt,
+	.g_fmt		= mt9t031_g_fmt,
+	.try_fmt	= mt9t031_try_fmt,
+	.s_crop		= mt9t031_s_crop,
+	.g_crop		= mt9t031_g_crop,
+	.cropcap	= mt9t031_cropcap,
+};
+
+static struct v4l2_subdev_ops mt9t031_subdev_ops = {
+	.core	= &mt9t031_subdev_core_ops,
+	.video	= &mt9t031_subdev_video_ops,
+};
 
 static int mt9t031_probe(struct i2c_client *client,
 			 const struct i2c_device_id *did)
 {
 	struct mt9t031 *mt9t031;
-	struct soc_camera_device *icd;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct soc_camera_link *icl;
 	int ret;
 
+	if (!icd) {
+		dev_err(&client->dev, "MT9T031: missing soc-camera data!\n");
+		return -EINVAL;
+	}
+
+	icl = to_soc_camera_link(icd);
 	if (!icl) {
 		dev_err(&client->dev, "MT9T031 driver needs platform data\n");
 		return -EINVAL;
@@ -737,23 +769,17 @@ static int mt9t031_probe(struct i2c_client *client,
 	if (!mt9t031)
 		return -ENOMEM;
 
-	mt9t031->client = client;
-	i2c_set_clientdata(client, mt9t031);
+	v4l2_i2c_subdev_init(&mt9t031->subdev, client, &mt9t031_subdev_ops);
 
 	/* Second stage probe - when a capture adapter is there */
-	icd = &mt9t031->icd;
-	icd->ops	= &mt9t031_ops;
-	icd->control	= &client->dev;
-	icd->x_min	= MT9T031_COLUMN_SKIP;
-	icd->y_min	= MT9T031_ROW_SKIP;
-	icd->x_current	= icd->x_min;
-	icd->y_current	= icd->y_min;
-	icd->width_min	= MT9T031_MIN_WIDTH;
-	icd->width_max	= MT9T031_MAX_WIDTH;
-	icd->height_min	= MT9T031_MIN_HEIGHT;
-	icd->height_max	= MT9T031_MAX_HEIGHT;
-	icd->y_skip_top	= 0;
-	icd->iface	= icl->bus_id;
+	icd->ops		= &mt9t031_ops;
+	icd->y_skip_top		= 0;
+
+	mt9t031->rect.left	= MT9T031_COLUMN_SKIP;
+	mt9t031->rect.top	= MT9T031_ROW_SKIP;
+	mt9t031->rect.width	= MT9T031_MAX_WIDTH;
+	mt9t031->rect.height	= MT9T031_MAX_HEIGHT;
+
 	/* Simulated autoexposure. If enabled, we calculate shutter width
 	 * ourselves in the driver based on vertical blanking and frame width */
 	mt9t031->autoexposure = 1;
@@ -761,24 +787,29 @@ static int mt9t031_probe(struct i2c_client *client,
 	mt9t031->xskip = 1;
 	mt9t031->yskip = 1;
 
-	ret = soc_camera_device_register(icd);
-	if (ret)
-		goto eisdr;
+	mt9t031_idle(client);
 
-	return 0;
+	ret = mt9t031_video_probe(client);
+
+	mt9t031_disable(client);
+
+	if (ret) {
+		icd->ops = NULL;
+		i2c_set_clientdata(client, NULL);
+		kfree(mt9t031);
+	}
 
-eisdr:
-	i2c_set_clientdata(client, NULL);
-	kfree(mt9t031);
 	return ret;
 }
 
 static int mt9t031_remove(struct i2c_client *client)
 {
-	struct mt9t031 *mt9t031 = i2c_get_clientdata(client);
+	struct mt9t031 *mt9t031 = to_mt9t031(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 
-	soc_camera_device_unregister(&mt9t031->icd);
+	icd->ops = NULL;
 	i2c_set_clientdata(client, NULL);
+	client->driver = NULL;
 	kfree(mt9t031);
 
 	return 0;
diff --git a/drivers/media/video/mt9v022.c b/drivers/media/video/mt9v022.c
index dbdcc86ae50d..995607f9d3ba 100644
--- a/drivers/media/video/mt9v022.c
+++ b/drivers/media/video/mt9v022.c
@@ -14,13 +14,13 @@
 #include <linux/delay.h>
 #include <linux/log2.h>
 
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/v4l2-chip-ident.h>
 #include <media/soc_camera.h>
 
 /* mt9v022 i2c address 0x48, 0x4c, 0x58, 0x5c
- * The platform has to define i2c_board_info
- * and call i2c_register_board_info() */
+ * The platform has to define ctruct i2c_board_info objects and link to them
+ * from struct soc_camera_link */
 
 static char *sensor_type;
 module_param(sensor_type, charp, S_IRUGO);
@@ -45,7 +45,7 @@ MODULE_PARM_DESC(sensor_type, "Sensor type: \"colour\" or \"monochrome\"");
 #define MT9V022_PIXEL_OPERATION_MODE	0x0f
 #define MT9V022_LED_OUT_CONTROL		0x1b
 #define MT9V022_ADC_MODE_CONTROL	0x1c
-#define MT9V022_ANALOG_GAIN		0x34
+#define MT9V022_ANALOG_GAIN		0x35
 #define MT9V022_BLACK_LEVEL_CALIB_CTRL	0x47
 #define MT9V022_PIXCLK_FV_LV		0x74
 #define MT9V022_DIGITAL_TEST_PATTERN	0x7f
@@ -55,6 +55,13 @@ MODULE_PARM_DESC(sensor_type, "Sensor type: \"colour\" or \"monochrome\"");
 /* Progressive scan, master, defaults */
 #define MT9V022_CHIP_CONTROL_DEFAULT	0x188
 
+#define MT9V022_MAX_WIDTH		752
+#define MT9V022_MAX_HEIGHT		480
+#define MT9V022_MIN_WIDTH		48
+#define MT9V022_MIN_HEIGHT		32
+#define MT9V022_COLUMN_SKIP		1
+#define MT9V022_ROW_SKIP		4
+
 static const struct soc_camera_data_format mt9v022_colour_formats[] = {
 	/* Order important: first natively supported,
 	 * second supported with a GPIO extender */
@@ -85,12 +92,18 @@ static const struct soc_camera_data_format mt9v022_monochrome_formats[] = {
 };
 
 struct mt9v022 {
-	struct i2c_client *client;
-	struct soc_camera_device icd;
+	struct v4l2_subdev subdev;
+	struct v4l2_rect rect;	/* Sensor window */
+	__u32 fourcc;
 	int model;	/* V4L2_IDENT_MT9V022* codes from v4l2-chip-ident.h */
 	u16 chip_control;
 };
 
+static struct mt9v022 *to_mt9v022(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct mt9v022, subdev);
+}
+
 static int reg_read(struct i2c_client *client, const u8 reg)
 {
 	s32 data = i2c_smbus_read_word_data(client, reg);
@@ -125,29 +138,11 @@ static int reg_clear(struct i2c_client *client, const u8 reg,
 	return reg_write(client, reg, ret & ~data);
 }
 
-static int mt9v022_init(struct soc_camera_device *icd)
+static int mt9v022_init(struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
 	int ret;
 
-	if (icl->power) {
-		ret = icl->power(&client->dev, 1);
-		if (ret < 0) {
-			dev_err(icd->vdev->parent,
-				"Platform failed to power-on the camera.\n");
-			return ret;
-		}
-	}
-
-	/*
-	 * The camera could have been already on, we hard-reset it additionally,
-	 * if available. Soft reset is done in video_probe().
-	 */
-	if (icl->reset)
-		icl->reset(&client->dev);
-
 	/* Almost the default mode: master, parallel, simultaneous, and an
 	 * undocumented bit 0x200, which is present in table 7, but not in 8,
 	 * plus snapshot mode to disable scan for now */
@@ -161,6 +156,10 @@ static int mt9v022_init(struct soc_camera_device *icd)
 		/* AEC, AGC on */
 		ret = reg_set(client, MT9V022_AEC_AGC_ENABLE, 0x3);
 	if (!ret)
+		ret = reg_write(client, MT9V022_ANALOG_GAIN, 16);
+	if (!ret)
+		ret = reg_write(client, MT9V022_TOTAL_SHUTTER_WIDTH, 480);
+	if (!ret)
 		ret = reg_write(client, MT9V022_MAX_TOTAL_SHUTTER_WIDTH, 480);
 	if (!ret)
 		/* default - auto */
@@ -171,37 +170,19 @@ static int mt9v022_init(struct soc_camera_device *icd)
 	return ret;
 }
 
-static int mt9v022_release(struct soc_camera_device *icd)
+static int mt9v022_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = mt9v022->client->dev.platform_data;
-
-	if (icl->power)
-		icl->power(&mt9v022->client->dev, 0);
-
-	return 0;
-}
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
 
-static int mt9v022_start_capture(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	/* Switch to master "normal" mode */
-	mt9v022->chip_control &= ~0x10;
-	if (reg_write(client, MT9V022_CHIP_CONTROL,
-		      mt9v022->chip_control) < 0)
-		return -EIO;
-	return 0;
-}
+	if (enable)
+		/* Switch to master "normal" mode */
+		mt9v022->chip_control &= ~0x10;
+	else
+		/* Switch to snapshot mode */
+		mt9v022->chip_control |= 0x10;
 
-static int mt9v022_stop_capture(struct soc_camera_device *icd)
-{
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	/* Switch to snapshot mode */
-	mt9v022->chip_control |= 0x10;
-	if (reg_write(client, MT9V022_CHIP_CONTROL,
-		      mt9v022->chip_control) < 0)
+	if (reg_write(client, MT9V022_CHIP_CONTROL, mt9v022->chip_control) < 0)
 		return -EIO;
 	return 0;
 }
@@ -209,9 +190,9 @@ static int mt9v022_stop_capture(struct soc_camera_device *icd)
 static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 				 unsigned long flags)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned int width_flag = flags & SOCAM_DATAWIDTH_MASK;
 	int ret;
 	u16 pixclk = 0;
@@ -255,7 +236,7 @@ static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 	if (ret < 0)
 		return ret;
 
-	dev_dbg(&icd->dev, "Calculated pixclk 0x%x, chip control 0x%x\n",
+	dev_dbg(&client->dev, "Calculated pixclk 0x%x, chip control 0x%x\n",
 		pixclk, mt9v022->chip_control);
 
 	return 0;
@@ -263,8 +244,7 @@ static int mt9v022_set_bus_param(struct soc_camera_device *icd,
 
 static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = mt9v022->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned int width_flag;
 
 	if (icl->query_bus_param)
@@ -280,60 +260,121 @@ static unsigned long mt9v022_query_bus_param(struct soc_camera_device *icd)
 		width_flag;
 }
 
-static int mt9v022_set_crop(struct soc_camera_device *icd,
-			    struct v4l2_rect *rect)
+static int mt9v022_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+	struct v4l2_rect rect = a->c;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	int ret;
 
+	/* Bayer format - even size lengths */
+	if (mt9v022->fourcc == V4L2_PIX_FMT_SBGGR8 ||
+	    mt9v022->fourcc == V4L2_PIX_FMT_SBGGR16) {
+		rect.width	= ALIGN(rect.width, 2);
+		rect.height	= ALIGN(rect.height, 2);
+		/* Let the user play with the starting pixel */
+	}
+
+	soc_camera_limit_side(&rect.left, &rect.width,
+		     MT9V022_COLUMN_SKIP, MT9V022_MIN_WIDTH, MT9V022_MAX_WIDTH);
+
+	soc_camera_limit_side(&rect.top, &rect.height,
+		     MT9V022_ROW_SKIP, MT9V022_MIN_HEIGHT, MT9V022_MAX_HEIGHT);
+
 	/* Like in example app. Contradicts the datasheet though */
 	ret = reg_read(client, MT9V022_AEC_AGC_ENABLE);
 	if (ret >= 0) {
 		if (ret & 1) /* Autoexposure */
 			ret = reg_write(client, MT9V022_MAX_TOTAL_SHUTTER_WIDTH,
-					rect->height + icd->y_skip_top + 43);
+					rect.height + icd->y_skip_top + 43);
 		else
 			ret = reg_write(client, MT9V022_TOTAL_SHUTTER_WIDTH,
-					rect->height + icd->y_skip_top + 43);
+					rect.height + icd->y_skip_top + 43);
 	}
 	/* Setup frame format: defaults apart from width and height */
 	if (!ret)
-		ret = reg_write(client, MT9V022_COLUMN_START, rect->left);
+		ret = reg_write(client, MT9V022_COLUMN_START, rect.left);
 	if (!ret)
-		ret = reg_write(client, MT9V022_ROW_START, rect->top);
+		ret = reg_write(client, MT9V022_ROW_START, rect.top);
 	if (!ret)
 		/* Default 94, Phytec driver says:
 		 * "width + horizontal blank >= 660" */
 		ret = reg_write(client, MT9V022_HORIZONTAL_BLANKING,
-				rect->width > 660 - 43 ? 43 :
-				660 - rect->width);
+				rect.width > 660 - 43 ? 43 :
+				660 - rect.width);
 	if (!ret)
 		ret = reg_write(client, MT9V022_VERTICAL_BLANKING, 45);
 	if (!ret)
-		ret = reg_write(client, MT9V022_WINDOW_WIDTH, rect->width);
+		ret = reg_write(client, MT9V022_WINDOW_WIDTH, rect.width);
 	if (!ret)
 		ret = reg_write(client, MT9V022_WINDOW_HEIGHT,
-				rect->height + icd->y_skip_top);
+				rect.height + icd->y_skip_top);
 
 	if (ret < 0)
 		return ret;
 
-	dev_dbg(&icd->dev, "Frame %ux%u pixel\n", rect->width, rect->height);
+	dev_dbg(&client->dev, "Frame %ux%u pixel\n", rect.width, rect.height);
+
+	mt9v022->rect = rect;
+
+	return 0;
+}
+
+static int mt9v022_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+
+	a->c	= mt9v022->rect;
+	a->type	= V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
 	return 0;
 }
 
-static int mt9v022_set_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9v022_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	a->bounds.left			= MT9V022_COLUMN_SKIP;
+	a->bounds.top			= MT9V022_ROW_SKIP;
+	a->bounds.width			= MT9V022_MAX_WIDTH;
+	a->bounds.height		= MT9V022_MAX_HEIGHT;
+	a->defrect			= a->bounds;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
+}
+
+static int mt9v022_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
 	struct v4l2_pix_format *pix = &f->fmt.pix;
-	struct v4l2_rect rect = {
-		.left	= icd->x_current,
-		.top	= icd->y_current,
-		.width	= pix->width,
-		.height	= pix->height,
+
+	pix->width		= mt9v022->rect.width;
+	pix->height		= mt9v022->rect.height;
+	pix->pixelformat	= mt9v022->fourcc;
+	pix->field		= V4L2_FIELD_NONE;
+	pix->colorspace		= V4L2_COLORSPACE_SRGB;
+
+	return 0;
+}
+
+static int mt9v022_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_crop a = {
+		.c = {
+			.left	= mt9v022->rect.left,
+			.top	= mt9v022->rect.top,
+			.width	= pix->width,
+			.height	= pix->height,
+		},
 	};
+	int ret;
 
 	/* The caller provides a supported format, as verified per call to
 	 * icd->try_fmt(), datawidth is from our supported format list */
@@ -356,30 +397,42 @@ static int mt9v022_set_fmt(struct soc_camera_device *icd,
 	}
 
 	/* No support for scaling on this camera, just crop. */
-	return mt9v022_set_crop(icd, &rect);
+	ret = mt9v022_s_crop(sd, &a);
+	if (!ret) {
+		pix->width = mt9v022->rect.width;
+		pix->height = mt9v022->rect.height;
+		mt9v022->fourcc = pix->pixelformat;
+	}
+
+	return ret;
 }
 
-static int mt9v022_try_fmt(struct soc_camera_device *icd,
-			   struct v4l2_format *f)
+static int mt9v022_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
+	struct i2c_client *client = sd->priv;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
+	int align = pix->pixelformat == V4L2_PIX_FMT_SBGGR8 ||
+		pix->pixelformat == V4L2_PIX_FMT_SBGGR16;
 
-	v4l_bound_align_image(&pix->width, 48, 752, 2 /* ? */,
-			      &pix->height, 32 + icd->y_skip_top,
-			      480 + icd->y_skip_top, 0, 0);
+	v4l_bound_align_image(&pix->width, MT9V022_MIN_WIDTH,
+		MT9V022_MAX_WIDTH, align,
+		&pix->height, MT9V022_MIN_HEIGHT + icd->y_skip_top,
+		MT9V022_MAX_HEIGHT + icd->y_skip_top, align, 0);
 
 	return 0;
 }
 
-static int mt9v022_get_chip_id(struct soc_camera_device *icd,
-			       struct v4l2_dbg_chip_ident *id)
+static int mt9v022_g_chip_ident(struct v4l2_subdev *sd,
+				struct v4l2_dbg_chip_ident *id)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
+	struct i2c_client *client = sd->priv;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
 
 	if (id->match.type != V4L2_CHIP_MATCH_I2C_ADDR)
 		return -EINVAL;
 
-	if (id->match.addr != mt9v022->client->addr)
+	if (id->match.addr != client->addr)
 		return -ENODEV;
 
 	id->ident	= mt9v022->model;
@@ -389,10 +442,10 @@ static int mt9v022_get_chip_id(struct soc_camera_device *icd,
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int mt9v022_get_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9v022_g_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -409,10 +462,10 @@ static int mt9v022_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int mt9v022_set_register(struct soc_camera_device *icd,
-				struct v4l2_dbg_register *reg)
+static int mt9v022_s_register(struct v4l2_subdev *sd,
+			      struct v4l2_dbg_register *reg)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->match.type != V4L2_CHIP_MATCH_I2C_ADDR || reg->reg > 0xff)
 		return -EINVAL;
@@ -481,41 +534,22 @@ static const struct v4l2_queryctrl mt9v022_controls[] = {
 	}
 };
 
-static int mt9v022_video_probe(struct soc_camera_device *);
-static void mt9v022_video_remove(struct soc_camera_device *);
-static int mt9v022_get_control(struct soc_camera_device *, struct v4l2_control *);
-static int mt9v022_set_control(struct soc_camera_device *, struct v4l2_control *);
-
 static struct soc_camera_ops mt9v022_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= mt9v022_video_probe,
-	.remove			= mt9v022_video_remove,
-	.init			= mt9v022_init,
-	.release		= mt9v022_release,
-	.start_capture		= mt9v022_start_capture,
-	.stop_capture		= mt9v022_stop_capture,
-	.set_crop		= mt9v022_set_crop,
-	.set_fmt		= mt9v022_set_fmt,
-	.try_fmt		= mt9v022_try_fmt,
 	.set_bus_param		= mt9v022_set_bus_param,
 	.query_bus_param	= mt9v022_query_bus_param,
 	.controls		= mt9v022_controls,
 	.num_controls		= ARRAY_SIZE(mt9v022_controls),
-	.get_control		= mt9v022_get_control,
-	.set_control		= mt9v022_set_control,
-	.get_chip_id		= mt9v022_get_chip_id,
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= mt9v022_get_register,
-	.set_register		= mt9v022_set_register,
-#endif
 };
 
-static int mt9v022_get_control(struct soc_camera_device *icd,
-			       struct v4l2_control *ctrl)
+static int mt9v022_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
+	const struct v4l2_queryctrl *qctrl;
+	unsigned long range;
 	int data;
 
+	qctrl = soc_camera_find_qctrl(&mt9v022_ops, ctrl->id);
+
 	switch (ctrl->id) {
 	case V4L2_CID_VFLIP:
 		data = reg_read(client, MT9V022_READ_MODE);
@@ -541,19 +575,35 @@ static int mt9v022_get_control(struct soc_camera_device *icd,
 			return -EIO;
 		ctrl->value = !!(data & 0x2);
 		break;
+	case V4L2_CID_GAIN:
+		data = reg_read(client, MT9V022_ANALOG_GAIN);
+		if (data < 0)
+			return -EIO;
+
+		range = qctrl->maximum - qctrl->minimum;
+		ctrl->value = ((data - 16) * range + 24) / 48 + qctrl->minimum;
+
+		break;
+	case V4L2_CID_EXPOSURE:
+		data = reg_read(client, MT9V022_TOTAL_SHUTTER_WIDTH);
+		if (data < 0)
+			return -EIO;
+
+		range = qctrl->maximum - qctrl->minimum;
+		ctrl->value = ((data - 1) * range + 239) / 479 + qctrl->minimum;
+
+		break;
 	}
 	return 0;
 }
 
-static int mt9v022_set_control(struct soc_camera_device *icd,
-			       struct v4l2_control *ctrl)
+static int mt9v022_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
 	int data;
-	struct i2c_client *client = to_i2c_client(icd->control);
+	struct i2c_client *client = sd->priv;
 	const struct v4l2_queryctrl *qctrl;
 
 	qctrl = soc_camera_find_qctrl(&mt9v022_ops, ctrl->id);
-
 	if (!qctrl)
 		return -EINVAL;
 
@@ -580,12 +630,9 @@ static int mt9v022_set_control(struct soc_camera_device *icd,
 			return -EINVAL;
 		else {
 			unsigned long range = qctrl->maximum - qctrl->minimum;
-			/* Datasheet says 16 to 64. autogain only works properly
-			 * after setting gain to maximum 14. Larger values
-			 * produce "white fly" noise effect. On the whole,
-			 * manually setting analog gain does no good. */
+			/* Valid values 16 to 64, 32 to 64 must be even. */
 			unsigned long gain = ((ctrl->value - qctrl->minimum) *
-					      10 + range / 2) / range + 4;
+					      48 + range / 2) / range + 16;
 			if (gain >= 32)
 				gain &= ~1;
 			/* The user wants to set gain manually, hope, she
@@ -594,11 +641,10 @@ static int mt9v022_set_control(struct soc_camera_device *icd,
 			if (reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x2) < 0)
 				return -EIO;
 
-			dev_info(&icd->dev, "Setting gain from %d to %lu\n",
-				 reg_read(client, MT9V022_ANALOG_GAIN), gain);
+			dev_dbg(&client->dev, "Setting gain from %d to %lu\n",
+				reg_read(client, MT9V022_ANALOG_GAIN), gain);
 			if (reg_write(client, MT9V022_ANALOG_GAIN, gain) < 0)
 				return -EIO;
-			icd->gain = ctrl->value;
 		}
 		break;
 	case V4L2_CID_EXPOSURE:
@@ -615,13 +661,12 @@ static int mt9v022_set_control(struct soc_camera_device *icd,
 			if (reg_clear(client, MT9V022_AEC_AGC_ENABLE, 0x1) < 0)
 				return -EIO;
 
-			dev_dbg(&icd->dev, "Shutter width from %d to %lu\n",
+			dev_dbg(&client->dev, "Shutter width from %d to %lu\n",
 				reg_read(client, MT9V022_TOTAL_SHUTTER_WIDTH),
 				shutter);
 			if (reg_write(client, MT9V022_TOTAL_SHUTTER_WIDTH,
 				      shutter) < 0)
 				return -EIO;
-			icd->exposure = ctrl->value;
 		}
 		break;
 	case V4L2_CID_AUTOGAIN:
@@ -646,11 +691,11 @@ static int mt9v022_set_control(struct soc_camera_device *icd,
 
 /* Interface active, can use i2c. If it fails, it can indeed mean, that
  * this wasn't our capture interface, so, we wait for the right one */
-static int mt9v022_video_probe(struct soc_camera_device *icd)
+static int mt9v022_video_probe(struct soc_camera_device *icd,
+			       struct i2c_client *client)
 {
-	struct i2c_client *client = to_i2c_client(icd->control);
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	s32 data;
 	int ret;
 	unsigned long flags;
@@ -665,7 +710,7 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 	/* must be 0x1311 or 0x1313 */
 	if (data != 0x1311 && data != 0x1313) {
 		ret = -ENODEV;
-		dev_info(&icd->dev, "No MT9V022 detected, ID register 0x%x\n",
+		dev_info(&client->dev, "No MT9V022 found, ID register 0x%x\n",
 			 data);
 		goto ei2c;
 	}
@@ -677,7 +722,9 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 	/* 15 clock cycles */
 	udelay(200);
 	if (reg_read(client, MT9V022_RESET)) {
-		dev_err(&icd->dev, "Resetting MT9V022 failed!\n");
+		dev_err(&client->dev, "Resetting MT9V022 failed!\n");
+		if (ret > 0)
+			ret = -EIO;
 		goto ei2c;
 	}
 
@@ -694,7 +741,7 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 	}
 
 	if (ret < 0)
-		goto eisis;
+		goto ei2c;
 
 	icd->num_formats = 0;
 
@@ -716,42 +763,70 @@ static int mt9v022_video_probe(struct soc_camera_device *icd)
 	if (flags & SOCAM_DATAWIDTH_8)
 		icd->num_formats++;
 
-	ret = soc_camera_video_start(icd);
-	if (ret < 0)
-		goto eisis;
+	mt9v022->fourcc = icd->formats->fourcc;
 
-	dev_info(&icd->dev, "Detected a MT9V022 chip ID %x, %s sensor\n",
+	dev_info(&client->dev, "Detected a MT9V022 chip ID %x, %s sensor\n",
 		 data, mt9v022->model == V4L2_IDENT_MT9V022IX7ATM ?
 		 "monochrome" : "colour");
 
-	return 0;
+	ret = mt9v022_init(client);
+	if (ret < 0)
+		dev_err(&client->dev, "Failed to initialise the camera\n");
 
-eisis:
 ei2c:
 	return ret;
 }
 
 static void mt9v022_video_remove(struct soc_camera_device *icd)
 {
-	struct mt9v022 *mt9v022 = container_of(icd, struct mt9v022, icd);
-	struct soc_camera_link *icl = mt9v022->client->dev.platform_data;
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 
-	dev_dbg(&icd->dev, "Video %x removed: %p, %p\n", mt9v022->client->addr,
+	dev_dbg(&icd->dev, "Video removed: %p, %p\n",
 		icd->dev.parent, icd->vdev);
-	soc_camera_video_stop(icd);
 	if (icl->free_bus)
 		icl->free_bus(icl);
 }
 
+static struct v4l2_subdev_core_ops mt9v022_subdev_core_ops = {
+	.g_ctrl		= mt9v022_g_ctrl,
+	.s_ctrl		= mt9v022_s_ctrl,
+	.g_chip_ident	= mt9v022_g_chip_ident,
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.g_register	= mt9v022_g_register,
+	.s_register	= mt9v022_s_register,
+#endif
+};
+
+static struct v4l2_subdev_video_ops mt9v022_subdev_video_ops = {
+	.s_stream	= mt9v022_s_stream,
+	.s_fmt		= mt9v022_s_fmt,
+	.g_fmt		= mt9v022_g_fmt,
+	.try_fmt	= mt9v022_try_fmt,
+	.s_crop		= mt9v022_s_crop,
+	.g_crop		= mt9v022_g_crop,
+	.cropcap	= mt9v022_cropcap,
+};
+
+static struct v4l2_subdev_ops mt9v022_subdev_ops = {
+	.core	= &mt9v022_subdev_core_ops,
+	.video	= &mt9v022_subdev_video_ops,
+};
+
 static int mt9v022_probe(struct i2c_client *client,
 			 const struct i2c_device_id *did)
 {
 	struct mt9v022 *mt9v022;
-	struct soc_camera_device *icd;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct i2c_adapter *adapter = to_i2c_adapter(client->dev.parent);
-	struct soc_camera_link *icl = client->dev.platform_data;
+	struct soc_camera_link *icl;
 	int ret;
 
+	if (!icd) {
+		dev_err(&client->dev, "MT9V022: missing soc-camera data!\n");
+		return -EINVAL;
+	}
+
+	icl = to_soc_camera_link(icd);
 	if (!icl) {
 		dev_err(&client->dev, "MT9V022 driver needs platform data\n");
 		return -EINVAL;
@@ -767,40 +842,41 @@ static int mt9v022_probe(struct i2c_client *client,
 	if (!mt9v022)
 		return -ENOMEM;
 
+	v4l2_i2c_subdev_init(&mt9v022->subdev, client, &mt9v022_subdev_ops);
+
 	mt9v022->chip_control = MT9V022_CHIP_CONTROL_DEFAULT;
-	mt9v022->client = client;
-	i2c_set_clientdata(client, mt9v022);
-
-	icd = &mt9v022->icd;
-	icd->ops	= &mt9v022_ops;
-	icd->control	= &client->dev;
-	icd->x_min	= 1;
-	icd->y_min	= 4;
-	icd->x_current	= 1;
-	icd->y_current	= 4;
-	icd->width_min	= 48;
-	icd->width_max	= 752;
-	icd->height_min	= 32;
-	icd->height_max	= 480;
-	icd->y_skip_top	= 1;
-	icd->iface	= icl->bus_id;
-
-	ret = soc_camera_device_register(icd);
-	if (ret)
-		goto eisdr;
 
-	return 0;
+	icd->ops		= &mt9v022_ops;
+	/*
+	 * MT9V022 _really_ corrupts the first read out line.
+	 * TODO: verify on i.MX31
+	 */
+	icd->y_skip_top		= 1;
+
+	mt9v022->rect.left	= MT9V022_COLUMN_SKIP;
+	mt9v022->rect.top	= MT9V022_ROW_SKIP;
+	mt9v022->rect.width	= MT9V022_MAX_WIDTH;
+	mt9v022->rect.height	= MT9V022_MAX_HEIGHT;
+
+	ret = mt9v022_video_probe(icd, client);
+	if (ret) {
+		icd->ops = NULL;
+		i2c_set_clientdata(client, NULL);
+		kfree(mt9v022);
+	}
 
-eisdr:
-	kfree(mt9v022);
 	return ret;
 }
 
 static int mt9v022_remove(struct i2c_client *client)
 {
-	struct mt9v022 *mt9v022 = i2c_get_clientdata(client);
+	struct mt9v022 *mt9v022 = to_mt9v022(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 
-	soc_camera_device_unregister(&mt9v022->icd);
+	icd->ops = NULL;
+	mt9v022_video_remove(icd);
+	i2c_set_clientdata(client, NULL);
+	client->driver = NULL;
 	kfree(mt9v022);
 
 	return 0;
diff --git a/drivers/media/video/mx1_camera.c b/drivers/media/video/mx1_camera.c
index 736c31d23194..72802291e812 100644
--- a/drivers/media/video/mx1_camera.c
+++ b/drivers/media/video/mx1_camera.c
@@ -28,6 +28,7 @@
 #include <linux/moduleparam.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 #include <linux/time.h>
 #include <linux/version.h>
 #include <linux/videodev2.h>
@@ -126,7 +127,7 @@ static int mx1_videobuf_setup(struct videobuf_queue *vq, unsigned int *count,
 {
 	struct soc_camera_device *icd = vq->priv_data;
 
-	*size = icd->width * icd->height *
+	*size = icd->user_width * icd->user_height *
 		((icd->current_fmt->depth + 7) >> 3);
 
 	if (!*count)
@@ -135,7 +136,7 @@ static int mx1_videobuf_setup(struct videobuf_queue *vq, unsigned int *count,
 	while (*size * *count > MAX_VIDEO_MEM * 1024 * 1024)
 		(*count)--;
 
-	dev_dbg(&icd->dev, "count=%d, size=%d\n", *count, *size);
+	dev_dbg(icd->dev.parent, "count=%d, size=%d\n", *count, *size);
 
 	return 0;
 }
@@ -147,7 +148,7 @@ static void free_buffer(struct videobuf_queue *vq, struct mx1_buffer *buf)
 
 	BUG_ON(in_interrupt());
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	/* This waits until this buffer is out of danger, i.e., until it is no
@@ -165,7 +166,7 @@ static int mx1_videobuf_prepare(struct videobuf_queue *vq,
 	struct mx1_buffer *buf = container_of(vb, struct mx1_buffer, vb);
 	int ret;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	/* Added list head initialization on alloc */
@@ -178,12 +179,12 @@ static int mx1_videobuf_prepare(struct videobuf_queue *vq,
 	buf->inwork = 1;
 
 	if (buf->fmt	!= icd->current_fmt ||
-	    vb->width	!= icd->width ||
-	    vb->height	!= icd->height ||
+	    vb->width	!= icd->user_width ||
+	    vb->height	!= icd->user_height ||
 	    vb->field	!= field) {
 		buf->fmt	= icd->current_fmt;
-		vb->width	= icd->width;
-		vb->height	= icd->height;
+		vb->width	= icd->user_width;
+		vb->height	= icd->user_height;
 		vb->field	= field;
 		vb->state	= VIDEOBUF_NEEDS_INIT;
 	}
@@ -216,10 +217,11 @@ out:
 static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev)
 {
 	struct videobuf_buffer *vbuf = &pcdev->active->vb;
+	struct device *dev = pcdev->icd->dev.parent;
 	int ret;
 
 	if (unlikely(!pcdev->active)) {
-		dev_err(pcdev->soc_host.dev, "DMA End IRQ with no active buffer\n");
+		dev_err(dev, "DMA End IRQ with no active buffer\n");
 		return -EFAULT;
 	}
 
@@ -229,7 +231,7 @@ static int mx1_camera_setup_dma(struct mx1_camera_dev *pcdev)
 		vbuf->size, pcdev->res->start +
 		CSIRXR, DMA_MODE_READ);
 	if (unlikely(ret))
-		dev_err(pcdev->soc_host.dev, "Failed to setup DMA sg list\n");
+		dev_err(dev, "Failed to setup DMA sg list\n");
 
 	return ret;
 }
@@ -243,7 +245,7 @@ static void mx1_videobuf_queue(struct videobuf_queue *vq,
 	struct mx1_camera_dev *pcdev = ici->priv;
 	struct mx1_buffer *buf = container_of(vb, struct mx1_buffer, vb);
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	list_add_tail(&vb->queue, &pcdev->capture);
@@ -270,22 +272,23 @@ static void mx1_videobuf_release(struct videobuf_queue *vq,
 	struct mx1_buffer *buf = container_of(vb, struct mx1_buffer, vb);
 #ifdef DEBUG
 	struct soc_camera_device *icd = vq->priv_data;
+	struct device *dev = icd->dev.parent;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	switch (vb->state) {
 	case VIDEOBUF_ACTIVE:
-		dev_dbg(&icd->dev, "%s (active)\n", __func__);
+		dev_dbg(dev, "%s (active)\n", __func__);
 		break;
 	case VIDEOBUF_QUEUED:
-		dev_dbg(&icd->dev, "%s (queued)\n", __func__);
+		dev_dbg(dev, "%s (queued)\n", __func__);
 		break;
 	case VIDEOBUF_PREPARED:
-		dev_dbg(&icd->dev, "%s (prepared)\n", __func__);
+		dev_dbg(dev, "%s (prepared)\n", __func__);
 		break;
 	default:
-		dev_dbg(&icd->dev, "%s (unknown)\n", __func__);
+		dev_dbg(dev, "%s (unknown)\n", __func__);
 		break;
 	}
 #endif
@@ -325,6 +328,7 @@ static void mx1_camera_wakeup(struct mx1_camera_dev *pcdev,
 static void mx1_camera_dma_irq(int channel, void *data)
 {
 	struct mx1_camera_dev *pcdev = data;
+	struct device *dev = pcdev->icd->dev.parent;
 	struct mx1_buffer *buf;
 	struct videobuf_buffer *vb;
 	unsigned long flags;
@@ -334,14 +338,14 @@ static void mx1_camera_dma_irq(int channel, void *data)
 	imx_dma_disable(channel);
 
 	if (unlikely(!pcdev->active)) {
-		dev_err(pcdev->soc_host.dev, "DMA End IRQ with no active buffer\n");
+		dev_err(dev, "DMA End IRQ with no active buffer\n");
 		goto out;
 	}
 
 	vb = &pcdev->active->vb;
 	buf = container_of(vb, struct mx1_buffer, vb);
 	WARN_ON(buf->inwork || list_empty(&vb->queue));
-	dev_dbg(pcdev->soc_host.dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	mx1_camera_wakeup(pcdev, vb, buf);
@@ -362,7 +366,7 @@ static void mx1_camera_init_videobuf(struct videobuf_queue *q,
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx1_camera_dev *pcdev = ici->priv;
 
-	videobuf_queue_dma_contig_init(q, &mx1_videobuf_ops, ici->dev,
+	videobuf_queue_dma_contig_init(q, &mx1_videobuf_ops, icd->dev.parent,
 					&pcdev->lock,
 					V4L2_BUF_TYPE_VIDEO_CAPTURE,
 					V4L2_FIELD_NONE,
@@ -381,8 +385,9 @@ static int mclk_get_divisor(struct mx1_camera_dev *pcdev)
 	 * they get a nice Oops */
 	div = (lcdclk + 2 * mclk - 1) / (2 * mclk) - 1;
 
-	dev_dbg(pcdev->soc_host.dev, "System clock %lukHz, target freq %dkHz, "
-		"divisor %lu\n", lcdclk / 1000, mclk / 1000, div);
+	dev_dbg(pcdev->icd->dev.parent,
+		"System clock %lukHz, target freq %dkHz, divisor %lu\n",
+		lcdclk / 1000, mclk / 1000, div);
 
 	return div;
 }
@@ -391,7 +396,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev)
 {
 	unsigned int csicr1 = CSICR1_EN;
 
-	dev_dbg(pcdev->soc_host.dev, "Activate device\n");
+	dev_dbg(pcdev->icd->dev.parent, "Activate device\n");
 
 	clk_enable(pcdev->clk);
 
@@ -407,7 +412,7 @@ static void mx1_camera_activate(struct mx1_camera_dev *pcdev)
 
 static void mx1_camera_deactivate(struct mx1_camera_dev *pcdev)
 {
-	dev_dbg(pcdev->soc_host.dev, "Deactivate device\n");
+	dev_dbg(pcdev->icd->dev.parent, "Deactivate device\n");
 
 	/* Disable all CSI interface */
 	__raw_writel(0x00, pcdev->base + CSICR1);
@@ -428,14 +433,12 @@ static int mx1_camera_add_device(struct soc_camera_device *icd)
 		goto ebusy;
 	}
 
-	dev_info(&icd->dev, "MX1 Camera driver attached to camera %d\n",
+	dev_info(icd->dev.parent, "MX1 Camera driver attached to camera %d\n",
 		 icd->devnum);
 
 	mx1_camera_activate(pcdev);
-	ret = icd->ops->init(icd);
 
-	if (!ret)
-		pcdev->icd = icd;
+	pcdev->icd = icd;
 
 ebusy:
 	return ret;
@@ -456,20 +459,20 @@ static void mx1_camera_remove_device(struct soc_camera_device *icd)
 	/* Stop DMA engine */
 	imx_dma_disable(pcdev->dma_chan);
 
-	dev_info(&icd->dev, "MX1 Camera driver detached from camera %d\n",
+	dev_info(icd->dev.parent, "MX1 Camera driver detached from camera %d\n",
 		 icd->devnum);
 
-	icd->ops->release(icd);
-
 	mx1_camera_deactivate(pcdev);
 
 	pcdev->icd = NULL;
 }
 
 static int mx1_camera_set_crop(struct soc_camera_device *icd,
-			       struct v4l2_rect *rect)
+			       struct v4l2_crop *a)
 {
-	return icd->ops->set_crop(icd, rect);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+
+	return v4l2_subdev_call(sd, video, s_crop, a);
 }
 
 static int mx1_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
@@ -539,18 +542,19 @@ static int mx1_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 static int mx1_camera_set_fmt(struct soc_camera_device *icd,
 			      struct v4l2_format *f)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	const struct soc_camera_format_xlate *xlate;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	int ret;
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
+		dev_warn(icd->dev.parent, "Format %x not found\n",
+			 pix->pixelformat);
 		return -EINVAL;
 	}
 
-	ret = icd->ops->set_fmt(icd, f);
+	ret = v4l2_subdev_call(sd, video, s_fmt, f);
 	if (!ret) {
 		icd->buswidth = xlate->buswidth;
 		icd->current_fmt = xlate->host_fmt;
@@ -562,10 +566,11 @@ static int mx1_camera_set_fmt(struct soc_camera_device *icd,
 static int mx1_camera_try_fmt(struct soc_camera_device *icd,
 			      struct v4l2_format *f)
 {
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	/* TODO: limit to mx1 hardware capabilities */
 
 	/* limit to sensor capabilities */
-	return icd->ops->try_fmt(icd, f);
+	return v4l2_subdev_call(sd, video, try_fmt, f);
 }
 
 static int mx1_camera_reqbufs(struct soc_camera_file *icf,
@@ -737,7 +742,7 @@ static int __init mx1_camera_probe(struct platform_device *pdev)
 	pcdev->soc_host.drv_name	= DRIVER_NAME;
 	pcdev->soc_host.ops		= &mx1_soc_camera_host_ops;
 	pcdev->soc_host.priv		= pcdev;
-	pcdev->soc_host.dev		= &pdev->dev;
+	pcdev->soc_host.v4l2_dev.dev	= &pdev->dev;
 	pcdev->soc_host.nr		= pdev->id;
 	err = soc_camera_host_register(&pcdev->soc_host);
 	if (err)
diff --git a/drivers/media/video/mx3_camera.c b/drivers/media/video/mx3_camera.c
index 9770cb7932ca..7db82bdf6f31 100644
--- a/drivers/media/video/mx3_camera.c
+++ b/drivers/media/video/mx3_camera.c
@@ -17,6 +17,7 @@
 #include <linux/clk.h>
 #include <linux/vmalloc.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
@@ -178,7 +179,7 @@ static void free_buffer(struct videobuf_queue *vq, struct mx3_camera_buffer *buf
 
 	BUG_ON(in_interrupt());
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	/*
@@ -220,7 +221,7 @@ static int mx3_videobuf_setup(struct videobuf_queue *vq, unsigned int *count,
 	if (!mx3_cam->idmac_channel[0])
 		return -EINVAL;
 
-	*size = icd->width * icd->height * bpp;
+	*size = icd->user_width * icd->user_height * bpp;
 
 	if (!*count)
 		*count = 32;
@@ -241,7 +242,7 @@ static int mx3_videobuf_prepare(struct videobuf_queue *vq,
 	struct mx3_camera_buffer *buf =
 		container_of(vb, struct mx3_camera_buffer, vb);
 	/* current_fmt _must_ always be set */
-	size_t new_size = icd->width * icd->height *
+	size_t new_size = icd->user_width * icd->user_height *
 		((icd->current_fmt->depth + 7) >> 3);
 	int ret;
 
@@ -251,12 +252,12 @@ static int mx3_videobuf_prepare(struct videobuf_queue *vq,
 	 */
 
 	if (buf->fmt	!= icd->current_fmt ||
-	    vb->width	!= icd->width ||
-	    vb->height	!= icd->height ||
+	    vb->width	!= icd->user_width ||
+	    vb->height	!= icd->user_height ||
 	    vb->field	!= field) {
 		buf->fmt	= icd->current_fmt;
-		vb->width	= icd->width;
-		vb->height	= icd->height;
+		vb->width	= icd->user_width;
+		vb->height	= icd->user_height;
 		vb->field	= field;
 		if (vb->state != VIDEOBUF_NEEDS_INIT)
 			free_buffer(vq, buf);
@@ -354,9 +355,9 @@ static void mx3_videobuf_queue(struct videobuf_queue *vq,
 
 	/* This is the configuration of one sg-element */
 	video->out_pixel_fmt	= fourcc_to_ipu_pix(data_fmt->fourcc);
-	video->out_width	= icd->width;
-	video->out_height	= icd->height;
-	video->out_stride	= icd->width;
+	video->out_width	= icd->user_width;
+	video->out_height	= icd->user_height;
+	video->out_stride	= icd->user_width;
 
 #ifdef DEBUG
 	/* helps to see what DMA actually has written */
@@ -375,7 +376,8 @@ static void mx3_videobuf_queue(struct videobuf_queue *vq,
 	spin_unlock_irq(&mx3_cam->lock);
 
 	cookie = txd->tx_submit(txd);
-	dev_dbg(&icd->dev, "Submitted cookie %d DMA 0x%08x\n", cookie, sg_dma_address(&buf->sg));
+	dev_dbg(icd->dev.parent, "Submitted cookie %d DMA 0x%08x\n",
+		cookie, sg_dma_address(&buf->sg));
 
 	spin_lock_irq(&mx3_cam->lock);
 
@@ -402,9 +404,10 @@ static void mx3_videobuf_release(struct videobuf_queue *vq,
 		container_of(vb, struct mx3_camera_buffer, vb);
 	unsigned long flags;
 
-	dev_dbg(&icd->dev, "Release%s DMA 0x%08x (state %d), queue %sempty\n",
+	dev_dbg(icd->dev.parent,
+		"Release%s DMA 0x%08x (state %d), queue %sempty\n",
 		mx3_cam->active == buf ? " active" : "", sg_dma_address(&buf->sg),
-		 vb->state, list_empty(&vb->queue) ? "" : "not ");
+		vb->state, list_empty(&vb->queue) ? "" : "not ");
 	spin_lock_irqsave(&mx3_cam->lock, flags);
 	if ((vb->state == VIDEOBUF_ACTIVE || vb->state == VIDEOBUF_QUEUED) &&
 	    !list_empty(&vb->queue)) {
@@ -431,7 +434,7 @@ static void mx3_camera_init_videobuf(struct videobuf_queue *q,
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx3_camera_dev *mx3_cam = ici->priv;
 
-	videobuf_queue_dma_contig_init(q, &mx3_videobuf_ops, ici->dev,
+	videobuf_queue_dma_contig_init(q, &mx3_videobuf_ops, icd->dev.parent,
 				       &mx3_cam->lock,
 				       V4L2_BUF_TYPE_VIDEO_CAPTURE,
 				       V4L2_FIELD_NONE,
@@ -484,7 +487,7 @@ static void mx3_camera_activate(struct mx3_camera_dev *mx3_cam,
 
 	clk_enable(mx3_cam->clk);
 	rate = clk_round_rate(mx3_cam->clk, mx3_cam->mclk);
-	dev_dbg(&icd->dev, "Set SENS_CONF to %x, rate %ld\n", conf, rate);
+	dev_dbg(icd->dev.parent, "Set SENS_CONF to %x, rate %ld\n", conf, rate);
 	if (rate)
 		clk_set_rate(mx3_cam->clk, rate);
 }
@@ -494,29 +497,18 @@ static int mx3_camera_add_device(struct soc_camera_device *icd)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx3_camera_dev *mx3_cam = ici->priv;
-	int ret;
 
-	if (mx3_cam->icd) {
-		ret = -EBUSY;
-		goto ebusy;
-	}
+	if (mx3_cam->icd)
+		return -EBUSY;
 
 	mx3_camera_activate(mx3_cam, icd);
-	ret = icd->ops->init(icd);
-	if (ret < 0) {
-		clk_disable(mx3_cam->clk);
-		goto einit;
-	}
 
 	mx3_cam->icd = icd;
 
-einit:
-ebusy:
-	if (!ret)
-		dev_info(&icd->dev, "MX3 Camera driver attached to camera %d\n",
-			 icd->devnum);
+	dev_info(icd->dev.parent, "MX3 Camera driver attached to camera %d\n",
+		 icd->devnum);
 
-	return ret;
+	return 0;
 }
 
 /* Called with .video_lock held */
@@ -533,13 +525,11 @@ static void mx3_camera_remove_device(struct soc_camera_device *icd)
 		*ichan = NULL;
 	}
 
-	icd->ops->release(icd);
-
 	clk_disable(mx3_cam->clk);
 
 	mx3_cam->icd = NULL;
 
-	dev_info(&icd->dev, "MX3 Camera driver detached from camera %d\n",
+	dev_info(icd->dev.parent, "MX3 Camera driver detached from camera %d\n",
 		 icd->devnum);
 }
 
@@ -551,7 +541,8 @@ static bool channel_change_requested(struct soc_camera_device *icd,
 	struct idmac_channel *ichan = mx3_cam->idmac_channel[0];
 
 	/* Do buffers have to be re-allocated or channel re-configured? */
-	return ichan && rect->width * rect->height > icd->width * icd->height;
+	return ichan && rect->width * rect->height >
+		icd->user_width * icd->user_height;
 }
 
 static int test_platform_param(struct mx3_camera_dev *mx3_cam,
@@ -599,8 +590,8 @@ static int test_platform_param(struct mx3_camera_dev *mx3_cam,
 		*flags |= SOCAM_DATAWIDTH_4;
 		break;
 	default:
-		dev_info(mx3_cam->soc_host.dev, "Unsupported bus width %d\n",
-			 buswidth);
+		dev_warn(mx3_cam->soc_host.v4l2_dev.dev,
+			 "Unsupported bus width %d\n", buswidth);
 		return -EINVAL;
 	}
 
@@ -615,7 +606,7 @@ static int mx3_camera_try_bus_param(struct soc_camera_device *icd,
 	unsigned long bus_flags, camera_flags;
 	int ret = test_platform_param(mx3_cam, depth, &bus_flags);
 
-	dev_dbg(ici->dev, "requested bus width %d bit: %d\n", depth, ret);
+	dev_dbg(icd->dev.parent, "request bus width %d bit: %d\n", depth, ret);
 
 	if (ret < 0)
 		return ret;
@@ -624,7 +615,8 @@ static int mx3_camera_try_bus_param(struct soc_camera_device *icd,
 
 	ret = soc_camera_bus_param_compatible(camera_flags, bus_flags);
 	if (ret < 0)
-		dev_warn(&icd->dev, "Flags incompatible: camera %lx, host %lx\n",
+		dev_warn(icd->dev.parent,
+			 "Flags incompatible: camera %lx, host %lx\n",
 			 camera_flags, bus_flags);
 
 	return ret;
@@ -638,7 +630,7 @@ static bool chan_filter(struct dma_chan *chan, void *arg)
 	if (!rq)
 		return false;
 
-	pdata = rq->mx3_cam->soc_host.dev->platform_data;
+	pdata = rq->mx3_cam->soc_host.v4l2_dev.dev->platform_data;
 
 	return rq->id == chan->chan_id &&
 		pdata->dma_dev == chan->device->dev;
@@ -698,7 +690,8 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = buswidth;
 			xlate++;
-			dev_dbg(ici->dev, "Providing format %s using %s\n",
+			dev_dbg(icd->dev.parent,
+				"Providing format %s using %s\n",
 				mx3_camera_formats[0].name,
 				icd->formats[idx].name);
 		}
@@ -710,7 +703,8 @@ static int mx3_camera_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = buswidth;
 			xlate++;
-			dev_dbg(ici->dev, "Providing format %s using %s\n",
+			dev_dbg(icd->dev.parent,
+				"Providing format %s using %s\n",
 				mx3_camera_formats[0].name,
 				icd->formats[idx].name);
 		}
@@ -723,7 +717,7 @@ passthrough:
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = buswidth;
 			xlate++;
-			dev_dbg(ici->dev,
+			dev_dbg(icd->dev.parent,
 				"Providing format %s in pass-through mode\n",
 				icd->formats[idx].name);
 		}
@@ -733,13 +727,13 @@ passthrough:
 }
 
 static void configure_geometry(struct mx3_camera_dev *mx3_cam,
-			       struct v4l2_rect *rect)
+			       unsigned int width, unsigned int height)
 {
 	u32 ctrl, width_field, height_field;
 
 	/* Setup frame size - this cannot be changed on-the-fly... */
-	width_field = rect->width - 1;
-	height_field = rect->height - 1;
+	width_field = width - 1;
+	height_field = height - 1;
 	csi_reg_write(mx3_cam, width_field | (height_field << 16), CSI_SENS_FRM_SIZE);
 
 	csi_reg_write(mx3_cam, width_field << 16, CSI_FLASH_STROBE_1);
@@ -751,11 +745,6 @@ static void configure_geometry(struct mx3_camera_dev *mx3_cam,
 	ctrl = csi_reg_read(mx3_cam, CSI_OUT_FRM_CTRL) & 0xffff0000;
 	/* Sensor does the cropping */
 	csi_reg_write(mx3_cam, ctrl | 0 | (0 << 8), CSI_OUT_FRM_CTRL);
-
-	/*
-	 * No need to free resources here if we fail, we'll see if we need to
-	 * do this next time we are called
-	 */
 }
 
 static int acquire_dma_channel(struct mx3_camera_dev *mx3_cam)
@@ -792,25 +781,74 @@ static int acquire_dma_channel(struct mx3_camera_dev *mx3_cam)
 	return 0;
 }
 
+/*
+ * FIXME: learn to use stride != width, then we can keep stride properly aligned
+ * and support arbitrary (even) widths.
+ */
+static inline void stride_align(__s32 *width)
+{
+	if (((*width + 7) &  ~7) < 4096)
+		*width = (*width + 7) &  ~7;
+	else
+		*width = *width &  ~7;
+}
+
+/*
+ * As long as we don't implement host-side cropping and scaling, we can use
+ * default g_crop and cropcap from soc_camera.c
+ */
 static int mx3_camera_set_crop(struct soc_camera_device *icd,
-			       struct v4l2_rect *rect)
+			       struct v4l2_crop *a)
 {
+	struct v4l2_rect *rect = &a->c;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx3_camera_dev *mx3_cam = ici->priv;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct v4l2_format f = {.type = V4L2_BUF_TYPE_VIDEO_CAPTURE};
+	struct v4l2_pix_format *pix = &f.fmt.pix;
+	int ret;
 
-	/*
-	 * We now know pixel formats and can decide upon DMA-channel(s)
-	 * So far only direct camera-to-memory is supported
-	 */
-	if (channel_change_requested(icd, rect)) {
-		int ret = acquire_dma_channel(mx3_cam);
+	soc_camera_limit_side(&rect->left, &rect->width, 0, 2, 4096);
+	soc_camera_limit_side(&rect->top, &rect->height, 0, 2, 4096);
+
+	ret = v4l2_subdev_call(sd, video, s_crop, a);
+	if (ret < 0)
+		return ret;
+
+	/* The capture device might have changed its output  */
+	ret = v4l2_subdev_call(sd, video, g_fmt, &f);
+	if (ret < 0)
+		return ret;
+
+	if (pix->width & 7) {
+		/* Ouch! We can only handle 8-byte aligned width... */
+		stride_align(&pix->width);
+		ret = v4l2_subdev_call(sd, video, s_fmt, &f);
 		if (ret < 0)
 			return ret;
 	}
 
-	configure_geometry(mx3_cam, rect);
+	if (pix->width != icd->user_width || pix->height != icd->user_height) {
+		/*
+		 * We now know pixel formats and can decide upon DMA-channel(s)
+		 * So far only direct camera-to-memory is supported
+		 */
+		if (channel_change_requested(icd, rect)) {
+			int ret = acquire_dma_channel(mx3_cam);
+			if (ret < 0)
+				return ret;
+		}
+
+		configure_geometry(mx3_cam, pix->width, pix->height);
+	}
+
+	dev_dbg(icd->dev.parent, "Sensor cropped %dx%d\n",
+		pix->width, pix->height);
 
-	return icd->ops->set_crop(icd, rect);
+	icd->user_width = pix->width;
+	icd->user_height = pix->height;
+
+	return ret;
 }
 
 static int mx3_camera_set_fmt(struct soc_camera_device *icd,
@@ -818,22 +856,21 @@ static int mx3_camera_set_fmt(struct soc_camera_device *icd,
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct mx3_camera_dev *mx3_cam = ici->priv;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	const struct soc_camera_format_xlate *xlate;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
-	struct v4l2_rect rect = {
-		.left	= icd->x_current,
-		.top	= icd->y_current,
-		.width	= pix->width,
-		.height	= pix->height,
-	};
 	int ret;
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
+		dev_warn(icd->dev.parent, "Format %x not found\n",
+			 pix->pixelformat);
 		return -EINVAL;
 	}
 
+	stride_align(&pix->width);
+	dev_dbg(icd->dev.parent, "Set format %dx%d\n", pix->width, pix->height);
+
 	ret = acquire_dma_channel(mx3_cam);
 	if (ret < 0)
 		return ret;
@@ -844,21 +881,23 @@ static int mx3_camera_set_fmt(struct soc_camera_device *icd,
 	 * mxc_v4l2_s_fmt()
 	 */
 
-	configure_geometry(mx3_cam, &rect);
+	configure_geometry(mx3_cam, pix->width, pix->height);
 
-	ret = icd->ops->set_fmt(icd, f);
+	ret = v4l2_subdev_call(sd, video, s_fmt, f);
 	if (!ret) {
 		icd->buswidth = xlate->buswidth;
 		icd->current_fmt = xlate->host_fmt;
 	}
 
+	dev_dbg(icd->dev.parent, "Sensor set %dx%d\n", pix->width, pix->height);
+
 	return ret;
 }
 
 static int mx3_camera_try_fmt(struct soc_camera_device *icd,
 			      struct v4l2_format *f)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	const struct soc_camera_format_xlate *xlate;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	__u32 pixfmt = pix->pixelformat;
@@ -867,7 +906,7 @@ static int mx3_camera_try_fmt(struct soc_camera_device *icd,
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (pixfmt && !xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+		dev_warn(icd->dev.parent, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
@@ -884,7 +923,7 @@ static int mx3_camera_try_fmt(struct soc_camera_device *icd,
 	/* camera has to see its format, but the user the original one */
 	pix->pixelformat = xlate->cam_fmt->fourcc;
 	/* limit to sensor capabilities */
-	ret = icd->ops->try_fmt(icd, f);
+	ret = v4l2_subdev_call(sd, video, try_fmt, f);
 	pix->pixelformat = xlate->host_fmt->fourcc;
 
 	field = pix->field;
@@ -892,7 +931,7 @@ static int mx3_camera_try_fmt(struct soc_camera_device *icd,
 	if (field == V4L2_FIELD_ANY) {
 		pix->field = V4L2_FIELD_NONE;
 	} else if (field != V4L2_FIELD_NONE) {
-		dev_err(&icd->dev, "Field type %d unsupported.\n", field);
+		dev_err(icd->dev.parent, "Field type %d unsupported.\n", field);
 		return -EINVAL;
 	}
 
@@ -931,14 +970,15 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 	u32 dw, sens_conf;
 	int ret = test_platform_param(mx3_cam, icd->buswidth, &bus_flags);
 	const struct soc_camera_format_xlate *xlate;
+	struct device *dev = icd->dev.parent;
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+		dev_warn(dev, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
-	dev_dbg(ici->dev, "requested bus width %d bit: %d\n",
+	dev_dbg(dev, "requested bus width %d bit: %d\n",
 		icd->buswidth, ret);
 
 	if (ret < 0)
@@ -947,9 +987,10 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 	camera_flags = icd->ops->query_bus_param(icd);
 
 	common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags);
+	dev_dbg(dev, "Flags cam: 0x%lx host: 0x%lx common: 0x%lx\n",
+		camera_flags, bus_flags, common_flags);
 	if (!common_flags) {
-		dev_dbg(ici->dev, "no common flags: camera %lx, host %lx\n",
-			camera_flags, bus_flags);
+		dev_dbg(dev, "no common flags");
 		return -EINVAL;
 	}
 
@@ -1002,8 +1043,11 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 			SOCAM_DATAWIDTH_4;
 
 	ret = icd->ops->set_bus_param(icd, common_flags);
-	if (ret < 0)
+	if (ret < 0) {
+		dev_dbg(dev, "camera set_bus_param(%lx) returned %d\n",
+			common_flags, ret);
 		return ret;
+	}
 
 	/*
 	 * So far only gated clock mode is supported. Add a line
@@ -1055,7 +1099,7 @@ static int mx3_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 
 	csi_reg_write(mx3_cam, sens_conf | dw, CSI_SENS_CONF);
 
-	dev_dbg(ici->dev, "Set SENS_CONF to %x\n", sens_conf | dw);
+	dev_dbg(dev, "Set SENS_CONF to %x\n", sens_conf | dw);
 
 	return 0;
 }
@@ -1127,8 +1171,9 @@ static int __devinit mx3_camera_probe(struct platform_device *pdev)
 	INIT_LIST_HEAD(&mx3_cam->capture);
 	spin_lock_init(&mx3_cam->lock);
 
-	base = ioremap(res->start, res->end - res->start + 1);
+	base = ioremap(res->start, resource_size(res));
 	if (!base) {
+		pr_err("Couldn't map %x@%x\n", resource_size(res), res->start);
 		err = -ENOMEM;
 		goto eioremap;
 	}
@@ -1139,7 +1184,7 @@ static int __devinit mx3_camera_probe(struct platform_device *pdev)
 	soc_host->drv_name	= MX3_CAM_DRV_NAME;
 	soc_host->ops		= &mx3_soc_camera_host_ops;
 	soc_host->priv		= mx3_cam;
-	soc_host->dev		= &pdev->dev;
+	soc_host->v4l2_dev.dev	= &pdev->dev;
 	soc_host->nr		= pdev->id;
 
 	err = soc_camera_host_register(soc_host);
@@ -1215,3 +1260,4 @@ module_exit(mx3_camera_exit);
 MODULE_DESCRIPTION("i.MX3x SoC Camera Host driver");
 MODULE_AUTHOR("Guennadi Liakhovetski <lg@denx.de>");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:" MX3_CAM_DRV_NAME);
diff --git a/drivers/media/video/mxb.c b/drivers/media/video/mxb.c
index 35890e8b2431..3454070e63f0 100644
--- a/drivers/media/video/mxb.c
+++ b/drivers/media/video/mxb.c
@@ -186,19 +186,19 @@ static int mxb_probe(struct saa7146_dev *dev)
 	}
 
 	mxb->saa7111a = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"saa7115", "saa7111", I2C_SAA7111A);
+			"saa7115", "saa7111", I2C_SAA7111A, NULL);
 	mxb->tea6420_1 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"tea6420", "tea6420", I2C_TEA6420_1);
+			"tea6420", "tea6420", I2C_TEA6420_1, NULL);
 	mxb->tea6420_2 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"tea6420", "tea6420", I2C_TEA6420_2);
+			"tea6420", "tea6420", I2C_TEA6420_2, NULL);
 	mxb->tea6415c = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"tea6415c", "tea6415c", I2C_TEA6415C);
+			"tea6415c", "tea6415c", I2C_TEA6415C, NULL);
 	mxb->tda9840 = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"tda9840", "tda9840", I2C_TDA9840);
+			"tda9840", "tda9840", I2C_TDA9840, NULL);
 	mxb->tuner = v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"tuner", "tuner", I2C_TUNER);
+			"tuner", "tuner", I2C_TUNER, NULL);
 	if (v4l2_i2c_new_subdev(&dev->v4l2_dev, &mxb->i2c_adapter,
-			"saa5246a", "saa5246a", I2C_SAA5246A)) {
+			"saa5246a", "saa5246a", I2C_SAA5246A, NULL)) {
 		printk(KERN_INFO "mxb: found teletext decoder\n");
 	}
 
diff --git a/drivers/media/video/ov772x.c b/drivers/media/video/ov772x.c
index 0bce255168bd..eccb40ab7fec 100644
--- a/drivers/media/video/ov772x.c
+++ b/drivers/media/video/ov772x.c
@@ -22,7 +22,7 @@
 #include <linux/delay.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-chip-ident.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/soc_camera.h>
 #include <media/ov772x.h>
 
@@ -382,11 +382,10 @@ struct regval_list {
 };
 
 struct ov772x_color_format {
-	char                     *name;
-	__u32                     fourcc;
-	u8                        dsp3;
-	u8                        com3;
-	u8                        com7;
+	const struct soc_camera_data_format *format;
+	u8 dsp3;
+	u8 com3;
+	u8 com7;
 };
 
 struct ov772x_win_size {
@@ -398,14 +397,15 @@ struct ov772x_win_size {
 };
 
 struct ov772x_priv {
+	struct v4l2_subdev                subdev;
 	struct ov772x_camera_info        *info;
-	struct i2c_client                *client;
-	struct soc_camera_device          icd;
 	const struct ov772x_color_format *fmt;
 	const struct ov772x_win_size     *win;
 	int                               model;
-	unsigned int                      flag_vflip:1;
-	unsigned int                      flag_hflip:1;
+	unsigned short                    flag_vflip:1;
+	unsigned short                    flag_hflip:1;
+	/* band_filter = COM8[5] ? 256 - BDBASE : 0 */
+	unsigned short                    band_filter;
 };
 
 #define ENDMARKER { 0xff, 0xff }
@@ -481,43 +481,43 @@ static const struct soc_camera_data_format ov772x_fmt_lists[] = {
  */
 static const struct ov772x_color_format ov772x_cfmts[] = {
 	{
-		SETFOURCC(YUYV),
+		.format = &ov772x_fmt_lists[0],
 		.dsp3   = 0x0,
 		.com3   = SWAP_YUV,
 		.com7   = OFMT_YUV,
 	},
 	{
-		SETFOURCC(YVYU),
+		.format = &ov772x_fmt_lists[1],
 		.dsp3   = UV_ON,
 		.com3   = SWAP_YUV,
 		.com7   = OFMT_YUV,
 	},
 	{
-		SETFOURCC(UYVY),
+		.format = &ov772x_fmt_lists[2],
 		.dsp3   = 0x0,
 		.com3   = 0x0,
 		.com7   = OFMT_YUV,
 	},
 	{
-		SETFOURCC(RGB555),
+		.format = &ov772x_fmt_lists[3],
 		.dsp3   = 0x0,
 		.com3   = SWAP_RGB,
 		.com7   = FMT_RGB555 | OFMT_RGB,
 	},
 	{
-		SETFOURCC(RGB555X),
+		.format = &ov772x_fmt_lists[4],
 		.dsp3   = 0x0,
 		.com3   = 0x0,
 		.com7   = FMT_RGB555 | OFMT_RGB,
 	},
 	{
-		SETFOURCC(RGB565),
+		.format = &ov772x_fmt_lists[5],
 		.dsp3   = 0x0,
 		.com3   = SWAP_RGB,
 		.com7   = FMT_RGB565 | OFMT_RGB,
 	},
 	{
-		SETFOURCC(RGB565X),
+		.format = &ov772x_fmt_lists[6],
 		.dsp3   = 0x0,
 		.com3   = 0x0,
 		.com7   = FMT_RGB565 | OFMT_RGB,
@@ -570,6 +570,15 @@ static const struct v4l2_queryctrl ov772x_controls[] = {
 		.step		= 1,
 		.default_value	= 0,
 	},
+	{
+		.id		= V4L2_CID_BAND_STOP_FILTER,
+		.type		= V4L2_CTRL_TYPE_INTEGER,
+		.name		= "Band-stop filter",
+		.minimum	= 0,
+		.maximum	= 256,
+		.step		= 1,
+		.default_value	= 0,
+	},
 };
 
 
@@ -577,6 +586,12 @@ static const struct v4l2_queryctrl ov772x_controls[] = {
  * general function
  */
 
+static struct ov772x_priv *to_ov772x(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct ov772x_priv,
+			    subdev);
+}
+
 static int ov772x_write_array(struct i2c_client        *client,
 			      const struct regval_list *vals)
 {
@@ -617,58 +632,29 @@ static int ov772x_reset(struct i2c_client *client)
  * soc_camera_ops function
  */
 
-static int ov772x_init(struct soc_camera_device *icd)
+static int ov772x_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-	int ret = 0;
+	struct i2c_client *client = sd->priv;
+	struct ov772x_priv *priv = to_ov772x(client);
 
-	if (priv->info->link.power) {
-		ret = priv->info->link.power(&priv->client->dev, 1);
-		if (ret < 0)
-			return ret;
+	if (!enable) {
+		ov772x_mask_set(client, COM2, SOFT_SLEEP_MODE, SOFT_SLEEP_MODE);
+		return 0;
 	}
 
-	if (priv->info->link.reset)
-		ret = priv->info->link.reset(&priv->client->dev);
-
-	return ret;
-}
-
-static int ov772x_release(struct soc_camera_device *icd)
-{
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-	int ret = 0;
-
-	if (priv->info->link.power)
-		ret = priv->info->link.power(&priv->client->dev, 0);
-
-	return ret;
-}
-
-static int ov772x_start_capture(struct soc_camera_device *icd)
-{
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-
 	if (!priv->win || !priv->fmt) {
-		dev_err(&icd->dev, "norm or win select error\n");
+		dev_err(&client->dev, "norm or win select error\n");
 		return -EPERM;
 	}
 
-	ov772x_mask_set(priv->client, COM2, SOFT_SLEEP_MODE, 0);
+	ov772x_mask_set(client, COM2, SOFT_SLEEP_MODE, 0);
 
-	dev_dbg(&icd->dev,
-		 "format %s, win %s\n", priv->fmt->name, priv->win->name);
+	dev_dbg(&client->dev, "format %s, win %s\n",
+		priv->fmt->format->name, priv->win->name);
 
 	return 0;
 }
 
-static int ov772x_stop_capture(struct soc_camera_device *icd)
-{
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-	ov772x_mask_set(priv->client, COM2, SOFT_SLEEP_MODE, SOFT_SLEEP_MODE);
-	return 0;
-}
-
 static int ov772x_set_bus_param(struct soc_camera_device *icd,
 				unsigned long		  flags)
 {
@@ -677,8 +663,9 @@ static int ov772x_set_bus_param(struct soc_camera_device *icd,
 
 static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-	struct soc_camera_link *icl = &priv->info->link;
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct ov772x_priv *priv = i2c_get_clientdata(client);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER |
 		SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH |
 		SOCAM_DATA_ACTIVE_HIGH | priv->info->buswidth;
@@ -686,10 +673,10 @@ static unsigned long ov772x_query_bus_param(struct soc_camera_device *icd)
 	return soc_camera_apply_sensor_flags(icl, flags);
 }
 
-static int ov772x_get_control(struct soc_camera_device *icd,
-			      struct v4l2_control *ctrl)
+static int ov772x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct i2c_client *client = sd->priv;
+	struct ov772x_priv *priv = to_ov772x(client);
 
 	switch (ctrl->id) {
 	case V4L2_CID_VFLIP:
@@ -698,14 +685,17 @@ static int ov772x_get_control(struct soc_camera_device *icd,
 	case V4L2_CID_HFLIP:
 		ctrl->value = priv->flag_hflip;
 		break;
+	case V4L2_CID_BAND_STOP_FILTER:
+		ctrl->value = priv->band_filter;
+		break;
 	}
 	return 0;
 }
 
-static int ov772x_set_control(struct soc_camera_device *icd,
-			      struct v4l2_control *ctrl)
+static int ov772x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct i2c_client *client = sd->priv;
+	struct ov772x_priv *priv = to_ov772x(client);
 	int ret = 0;
 	u8 val;
 
@@ -715,24 +705,48 @@ static int ov772x_set_control(struct soc_camera_device *icd,
 		priv->flag_vflip = ctrl->value;
 		if (priv->info->flags & OV772X_FLAG_VFLIP)
 			val ^= VFLIP_IMG;
-		ret = ov772x_mask_set(priv->client, COM3, VFLIP_IMG, val);
+		ret = ov772x_mask_set(client, COM3, VFLIP_IMG, val);
 		break;
 	case V4L2_CID_HFLIP:
 		val = ctrl->value ? HFLIP_IMG : 0x00;
 		priv->flag_hflip = ctrl->value;
 		if (priv->info->flags & OV772X_FLAG_HFLIP)
 			val ^= HFLIP_IMG;
-		ret = ov772x_mask_set(priv->client, COM3, HFLIP_IMG, val);
+		ret = ov772x_mask_set(client, COM3, HFLIP_IMG, val);
+		break;
+	case V4L2_CID_BAND_STOP_FILTER:
+		if ((unsigned)ctrl->value > 256)
+			ctrl->value = 256;
+		if (ctrl->value == priv->band_filter)
+			break;
+		if (!ctrl->value) {
+			/* Switch the filter off, it is on now */
+			ret = ov772x_mask_set(client, BDBASE, 0xff, 0xff);
+			if (!ret)
+				ret = ov772x_mask_set(client, COM8,
+						      BNDF_ON_OFF, 0);
+		} else {
+			/* Switch the filter on, set AEC low limit */
+			val = 256 - ctrl->value;
+			ret = ov772x_mask_set(client, COM8,
+					      BNDF_ON_OFF, BNDF_ON_OFF);
+			if (!ret)
+				ret = ov772x_mask_set(client, BDBASE,
+						      0xff, val);
+		}
+		if (!ret)
+			priv->band_filter = ctrl->value;
 		break;
 	}
 
 	return ret;
 }
 
-static int ov772x_get_chip_id(struct soc_camera_device *icd,
-			      struct v4l2_dbg_chip_ident   *id)
+static int ov772x_g_chip_ident(struct v4l2_subdev *sd,
+			       struct v4l2_dbg_chip_ident *id)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct i2c_client *client = sd->priv;
+	struct ov772x_priv *priv = to_ov772x(client);
 
 	id->ident    = priv->model;
 	id->revision = 0;
@@ -741,17 +755,17 @@ static int ov772x_get_chip_id(struct soc_camera_device *icd,
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int ov772x_get_register(struct soc_camera_device *icd,
-			       struct v4l2_dbg_register *reg)
+static int ov772x_g_register(struct v4l2_subdev *sd,
+			     struct v4l2_dbg_register *reg)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
-	int                 ret;
+	struct i2c_client *client = sd->priv;
+	int ret;
 
 	reg->size = 1;
 	if (reg->reg > 0xff)
 		return -EINVAL;
 
-	ret = i2c_smbus_read_byte_data(priv->client, reg->reg);
+	ret = i2c_smbus_read_byte_data(client, reg->reg);
 	if (ret < 0)
 		return ret;
 
@@ -760,21 +774,20 @@ static int ov772x_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int ov772x_set_register(struct soc_camera_device *icd,
-			       struct v4l2_dbg_register *reg)
+static int ov772x_s_register(struct v4l2_subdev *sd,
+			     struct v4l2_dbg_register *reg)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->reg > 0xff ||
 	    reg->val > 0xff)
 		return -EINVAL;
 
-	return i2c_smbus_write_byte_data(priv->client, reg->reg, reg->val);
+	return i2c_smbus_write_byte_data(client, reg->reg, reg->val);
 }
 #endif
 
-static const struct ov772x_win_size*
-ov772x_select_win(u32 width, u32 height)
+static const struct ov772x_win_size *ov772x_select_win(u32 width, u32 height)
 {
 	__u32 diff;
 	const struct ov772x_win_size *win;
@@ -793,9 +806,10 @@ ov772x_select_win(u32 width, u32 height)
 	return win;
 }
 
-static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
-			     u32 pixfmt)
+static int ov772x_set_params(struct i2c_client *client,
+			     u32 *width, u32 *height, u32 pixfmt)
 {
+	struct ov772x_priv *priv = to_ov772x(client);
 	int ret = -EINVAL;
 	u8  val;
 	int i;
@@ -805,7 +819,7 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	 */
 	priv->fmt = NULL;
 	for (i = 0; i < ARRAY_SIZE(ov772x_cfmts); i++) {
-		if (pixfmt == ov772x_cfmts[i].fourcc) {
+		if (pixfmt == ov772x_cfmts[i].format->fourcc) {
 			priv->fmt = ov772x_cfmts + i;
 			break;
 		}
@@ -816,12 +830,12 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	/*
 	 * select win
 	 */
-	priv->win = ov772x_select_win(width, height);
+	priv->win = ov772x_select_win(*width, *height);
 
 	/*
 	 * reset hardware
 	 */
-	ov772x_reset(priv->client);
+	ov772x_reset(client);
 
 	/*
 	 * Edge Ctrl
@@ -835,17 +849,17 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 		 * Remove it when manual mode.
 		 */
 
-		ret = ov772x_mask_set(priv->client, DSPAUTO, EDGE_ACTRL, 0x00);
+		ret = ov772x_mask_set(client, DSPAUTO, EDGE_ACTRL, 0x00);
 		if (ret < 0)
 			goto ov772x_set_fmt_error;
 
-		ret = ov772x_mask_set(priv->client,
+		ret = ov772x_mask_set(client,
 				      EDGE_TRSHLD, EDGE_THRESHOLD_MASK,
 				      priv->info->edgectrl.threshold);
 		if (ret < 0)
 			goto ov772x_set_fmt_error;
 
-		ret = ov772x_mask_set(priv->client,
+		ret = ov772x_mask_set(client,
 				      EDGE_STRNGT, EDGE_STRENGTH_MASK,
 				      priv->info->edgectrl.strength);
 		if (ret < 0)
@@ -857,13 +871,13 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 		 *
 		 * set upper and lower limit
 		 */
-		ret = ov772x_mask_set(priv->client,
+		ret = ov772x_mask_set(client,
 				      EDGE_UPPER, EDGE_UPPER_MASK,
 				      priv->info->edgectrl.upper);
 		if (ret < 0)
 			goto ov772x_set_fmt_error;
 
-		ret = ov772x_mask_set(priv->client,
+		ret = ov772x_mask_set(client,
 				      EDGE_LOWER, EDGE_LOWER_MASK,
 				      priv->info->edgectrl.lower);
 		if (ret < 0)
@@ -873,7 +887,7 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	/*
 	 * set size format
 	 */
-	ret = ov772x_write_array(priv->client, priv->win->regs);
+	ret = ov772x_write_array(client, priv->win->regs);
 	if (ret < 0)
 		goto ov772x_set_fmt_error;
 
@@ -882,7 +896,7 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	 */
 	val = priv->fmt->dsp3;
 	if (val) {
-		ret = ov772x_mask_set(priv->client,
+		ret = ov772x_mask_set(client,
 				      DSP_CTRL3, UV_MASK, val);
 		if (ret < 0)
 			goto ov772x_set_fmt_error;
@@ -901,7 +915,7 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	if (priv->flag_hflip)
 		val ^= HFLIP_IMG;
 
-	ret = ov772x_mask_set(priv->client,
+	ret = ov772x_mask_set(client,
 			      COM3, SWAP_MASK | IMG_MASK, val);
 	if (ret < 0)
 		goto ov772x_set_fmt_error;
@@ -910,47 +924,99 @@ static int ov772x_set_params(struct ov772x_priv *priv, u32 width, u32 height,
 	 * set COM7
 	 */
 	val = priv->win->com7_bit | priv->fmt->com7;
-	ret = ov772x_mask_set(priv->client,
+	ret = ov772x_mask_set(client,
 			      COM7, (SLCT_MASK | FMT_MASK | OFMT_MASK),
 			      val);
 	if (ret < 0)
 		goto ov772x_set_fmt_error;
 
+	/*
+	 * set COM8
+	 */
+	if (priv->band_filter) {
+		ret = ov772x_mask_set(client, COM8, BNDF_ON_OFF, 1);
+		if (!ret)
+			ret = ov772x_mask_set(client, BDBASE,
+					      0xff, 256 - priv->band_filter);
+		if (ret < 0)
+			goto ov772x_set_fmt_error;
+	}
+
+	*width = priv->win->width;
+	*height = priv->win->height;
+
 	return ret;
 
 ov772x_set_fmt_error:
 
-	ov772x_reset(priv->client);
+	ov772x_reset(client);
 	priv->win = NULL;
 	priv->fmt = NULL;
 
 	return ret;
 }
 
-static int ov772x_set_crop(struct soc_camera_device *icd,
-			   struct v4l2_rect *rect)
+static int ov772x_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	a->c.left	= 0;
+	a->c.top	= 0;
+	a->c.width	= VGA_WIDTH;
+	a->c.height	= VGA_HEIGHT;
+	a->type		= V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
-	if (!priv->fmt)
-		return -EINVAL;
+	return 0;
+}
 
-	return ov772x_set_params(priv, rect->width, rect->height,
-				 priv->fmt->fourcc);
+static int ov772x_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
+{
+	a->bounds.left			= 0;
+	a->bounds.top			= 0;
+	a->bounds.width			= VGA_WIDTH;
+	a->bounds.height		= VGA_HEIGHT;
+	a->defrect			= a->bounds;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
 }
 
-static int ov772x_set_fmt(struct soc_camera_device *icd,
-			  struct v4l2_format *f)
+static int ov772x_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct ov772x_priv *priv = to_ov772x(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	if (!priv->win || !priv->fmt) {
+		u32 width = VGA_WIDTH, height = VGA_HEIGHT;
+		int ret = ov772x_set_params(client, &width, &height,
+					    V4L2_PIX_FMT_YUYV);
+		if (ret < 0)
+			return ret;
+	}
+
+	f->type			= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	pix->width		= priv->win->width;
+	pix->height		= priv->win->height;
+	pix->pixelformat	= priv->fmt->format->fourcc;
+	pix->colorspace		= priv->fmt->format->colorspace;
+	pix->field		= V4L2_FIELD_NONE;
+
+	return 0;
+}
+
+static int ov772x_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct i2c_client *client = sd->priv;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 
-	return ov772x_set_params(priv, pix->width, pix->height,
+	return ov772x_set_params(client, &pix->width, &pix->height,
 				 pix->pixelformat);
 }
 
-static int ov772x_try_fmt(struct soc_camera_device *icd,
-			  struct v4l2_format       *f)
+static int ov772x_try_fmt(struct v4l2_subdev *sd,
+			  struct v4l2_format *f)
 {
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	const struct ov772x_win_size *win;
@@ -967,9 +1033,10 @@ static int ov772x_try_fmt(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int ov772x_video_probe(struct soc_camera_device *icd)
+static int ov772x_video_probe(struct soc_camera_device *icd,
+			      struct i2c_client *client)
 {
-	struct ov772x_priv *priv = container_of(icd, struct ov772x_priv, icd);
+	struct ov772x_priv *priv = to_ov772x(client);
 	u8                  pid, ver;
 	const char         *devname;
 
@@ -986,7 +1053,7 @@ static int ov772x_video_probe(struct soc_camera_device *icd)
 	 */
 	if (SOCAM_DATAWIDTH_10 != priv->info->buswidth &&
 	    SOCAM_DATAWIDTH_8  != priv->info->buswidth) {
-		dev_err(&icd->dev, "bus width error\n");
+		dev_err(&client->dev, "bus width error\n");
 		return -ENODEV;
 	}
 
@@ -996,8 +1063,8 @@ static int ov772x_video_probe(struct soc_camera_device *icd)
 	/*
 	 * check and show product ID and manufacturer ID
 	 */
-	pid = i2c_smbus_read_byte_data(priv->client, PID);
-	ver = i2c_smbus_read_byte_data(priv->client, VER);
+	pid = i2c_smbus_read_byte_data(client, PID);
+	ver = i2c_smbus_read_byte_data(client, VER);
 
 	switch (VERSION(pid, ver)) {
 	case OV7720:
@@ -1009,69 +1076,77 @@ static int ov772x_video_probe(struct soc_camera_device *icd)
 		priv->model = V4L2_IDENT_OV7725;
 		break;
 	default:
-		dev_err(&icd->dev,
+		dev_err(&client->dev,
 			"Product ID error %x:%x\n", pid, ver);
 		return -ENODEV;
 	}
 
-	dev_info(&icd->dev,
+	dev_info(&client->dev,
 		 "%s Product ID %0x:%0x Manufacturer ID %x:%x\n",
 		 devname,
 		 pid,
 		 ver,
-		 i2c_smbus_read_byte_data(priv->client, MIDH),
-		 i2c_smbus_read_byte_data(priv->client, MIDL));
-
-	return soc_camera_video_start(icd);
-}
+		 i2c_smbus_read_byte_data(client, MIDH),
+		 i2c_smbus_read_byte_data(client, MIDL));
 
-static void ov772x_video_remove(struct soc_camera_device *icd)
-{
-	soc_camera_video_stop(icd);
+	return 0;
 }
 
 static struct soc_camera_ops ov772x_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= ov772x_video_probe,
-	.remove			= ov772x_video_remove,
-	.init			= ov772x_init,
-	.release		= ov772x_release,
-	.start_capture		= ov772x_start_capture,
-	.stop_capture		= ov772x_stop_capture,
-	.set_crop		= ov772x_set_crop,
-	.set_fmt		= ov772x_set_fmt,
-	.try_fmt		= ov772x_try_fmt,
 	.set_bus_param		= ov772x_set_bus_param,
 	.query_bus_param	= ov772x_query_bus_param,
 	.controls		= ov772x_controls,
 	.num_controls		= ARRAY_SIZE(ov772x_controls),
-	.get_control		= ov772x_get_control,
-	.set_control		= ov772x_set_control,
-	.get_chip_id		= ov772x_get_chip_id,
+};
+
+static struct v4l2_subdev_core_ops ov772x_subdev_core_ops = {
+	.g_ctrl		= ov772x_g_ctrl,
+	.s_ctrl		= ov772x_s_ctrl,
+	.g_chip_ident	= ov772x_g_chip_ident,
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= ov772x_get_register,
-	.set_register		= ov772x_set_register,
+	.g_register	= ov772x_g_register,
+	.s_register	= ov772x_s_register,
 #endif
 };
 
+static struct v4l2_subdev_video_ops ov772x_subdev_video_ops = {
+	.s_stream	= ov772x_s_stream,
+	.g_fmt		= ov772x_g_fmt,
+	.s_fmt		= ov772x_s_fmt,
+	.try_fmt	= ov772x_try_fmt,
+	.cropcap	= ov772x_cropcap,
+	.g_crop		= ov772x_g_crop,
+};
+
+static struct v4l2_subdev_ops ov772x_subdev_ops = {
+	.core	= &ov772x_subdev_core_ops,
+	.video	= &ov772x_subdev_video_ops,
+};
+
 /*
  * i2c_driver function
  */
 
 static int ov772x_probe(struct i2c_client *client,
-			 const struct i2c_device_id *did)
+			const struct i2c_device_id *did)
 {
 	struct ov772x_priv        *priv;
 	struct ov772x_camera_info *info;
-	struct soc_camera_device  *icd;
+	struct soc_camera_device  *icd = client->dev.platform_data;
 	struct i2c_adapter        *adapter = to_i2c_adapter(client->dev.parent);
+	struct soc_camera_link    *icl;
 	int                        ret;
 
-	if (!client->dev.platform_data)
+	if (!icd) {
+		dev_err(&client->dev, "OV772X: missing soc-camera data!\n");
 		return -EINVAL;
+	}
 
-	info = container_of(client->dev.platform_data,
-			    struct ov772x_camera_info, link);
+	icl = to_soc_camera_link(icd);
+	if (!icl)
+		return -EINVAL;
+
+	info = container_of(icl, struct ov772x_camera_info, link);
 
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
 		dev_err(&adapter->dev,
@@ -1084,20 +1159,15 @@ static int ov772x_probe(struct i2c_client *client,
 	if (!priv)
 		return -ENOMEM;
 
-	priv->info   = info;
-	priv->client = client;
-	i2c_set_clientdata(client, priv);
+	priv->info = info;
 
-	icd             = &priv->icd;
-	icd->ops        = &ov772x_ops;
-	icd->control    = &client->dev;
-	icd->width_max  = MAX_WIDTH;
-	icd->height_max = MAX_HEIGHT;
-	icd->iface      = priv->info->link.bus_id;
+	v4l2_i2c_subdev_init(&priv->subdev, client, &ov772x_subdev_ops);
 
-	ret = soc_camera_device_register(icd);
+	icd->ops		= &ov772x_ops;
 
+	ret = ov772x_video_probe(icd, client);
 	if (ret) {
+		icd->ops = NULL;
 		i2c_set_clientdata(client, NULL);
 		kfree(priv);
 	}
@@ -1107,9 +1177,10 @@ static int ov772x_probe(struct i2c_client *client,
 
 static int ov772x_remove(struct i2c_client *client)
 {
-	struct ov772x_priv *priv = i2c_get_clientdata(client);
+	struct ov772x_priv *priv = to_ov772x(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 
-	soc_camera_device_unregister(&priv->icd);
+	icd->ops = NULL;
 	i2c_set_clientdata(client, NULL);
 	kfree(priv);
 	return 0;
diff --git a/drivers/media/video/pvrusb2/pvrusb2-devattr.c b/drivers/media/video/pvrusb2/pvrusb2-devattr.c
index 336a20eded0f..e4d7c13cab87 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-devattr.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-devattr.c
@@ -298,6 +298,7 @@ static struct tda829x_config tda829x_no_probe = {
 
 static struct tda18271_config hauppauge_tda18271_dvb_config = {
 	.gate    = TDA18271_GATE_ANALOG,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static int pvr2_tda10048_attach(struct pvr2_dvb_adapter *adap)
@@ -393,6 +394,7 @@ static struct tda18271_std_map hauppauge_tda18271_std_map = {
 static struct tda18271_config hauppauge_tda18271_config = {
 	.std_map = &hauppauge_tda18271_std_map,
 	.gate    = TDA18271_GATE_ANALOG,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static int pvr2_s5h1409_attach(struct pvr2_dvb_adapter *adap)
diff --git a/drivers/media/video/pvrusb2/pvrusb2-hdw.c b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
index cbc388729d77..13639b302700 100644
--- a/drivers/media/video/pvrusb2/pvrusb2-hdw.c
+++ b/drivers/media/video/pvrusb2/pvrusb2-hdw.c
@@ -2063,8 +2063,8 @@ static int pvr2_hdw_load_subdev(struct pvr2_hdw *hdw,
 		return -EINVAL;
 	}
 
-	/* Note how the 2nd and 3rd arguments are the same for both
-	 * v4l2_i2c_new_subdev() and v4l2_i2c_new_probed_subdev().  Why?
+	/* Note how the 2nd and 3rd arguments are the same for
+	 * v4l2_i2c_new_subdev().  Why?
 	 * Well the 2nd argument is the module name to load, while the 3rd
 	 * argument is documented in the framework as being the "chipid" -
 	 * and every other place where I can find examples of this, the
@@ -2077,15 +2077,15 @@ static int pvr2_hdw_load_subdev(struct pvr2_hdw *hdw,
 			   mid, i2caddr[0]);
 		sd = v4l2_i2c_new_subdev(&hdw->v4l2_dev, &hdw->i2c_adap,
 					 fname, fname,
-					 i2caddr[0]);
+					 i2caddr[0], NULL);
 	} else {
 		pvr2_trace(PVR2_TRACE_INIT,
 			   "Module ID %u:"
 			   " Setting up with address probe list",
 			   mid);
-		sd = v4l2_i2c_new_probed_subdev(&hdw->v4l2_dev, &hdw->i2c_adap,
+		sd = v4l2_i2c_new_subdev(&hdw->v4l2_dev, &hdw->i2c_adap,
 						fname, fname,
-						i2caddr);
+						0, i2caddr);
 	}
 
 	if (!sd) {
diff --git a/drivers/media/video/pxa_camera.c b/drivers/media/video/pxa_camera.c
index 016bb45ba0c3..51b683c63b70 100644
--- a/drivers/media/video/pxa_camera.c
+++ b/drivers/media/video/pxa_camera.c
@@ -26,6 +26,7 @@
 #include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
+#include <linux/sched.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
@@ -225,6 +226,10 @@ struct pxa_camera_dev {
 	u32			save_cicr[5];
 };
 
+struct pxa_cam {
+	unsigned long flags;
+};
+
 static const char *pxa_cam_driver_description = "PXA_Camera";
 
 static unsigned int vid_limit = 16;	/* Video memory limit, in Mb */
@@ -237,9 +242,9 @@ static int pxa_videobuf_setup(struct videobuf_queue *vq, unsigned int *count,
 {
 	struct soc_camera_device *icd = vq->priv_data;
 
-	dev_dbg(&icd->dev, "count=%d, size=%d\n", *count, *size);
+	dev_dbg(icd->dev.parent, "count=%d, size=%d\n", *count, *size);
 
-	*size = roundup(icd->width * icd->height *
+	*size = roundup(icd->user_width * icd->user_height *
 			((icd->current_fmt->depth + 7) >> 3), 8);
 
 	if (0 == *count)
@@ -259,7 +264,7 @@ static void free_buffer(struct videobuf_queue *vq, struct pxa_buffer *buf)
 
 	BUG_ON(in_interrupt());
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		&buf->vb, buf->vb.baddr, buf->vb.bsize);
 
 	/* This waits until this buffer is out of danger, i.e., until it is no
@@ -270,7 +275,8 @@ static void free_buffer(struct videobuf_queue *vq, struct pxa_buffer *buf)
 
 	for (i = 0; i < ARRAY_SIZE(buf->dmas); i++) {
 		if (buf->dmas[i].sg_cpu)
-			dma_free_coherent(ici->dev, buf->dmas[i].sg_size,
+			dma_free_coherent(ici->v4l2_dev.dev,
+					  buf->dmas[i].sg_size,
 					  buf->dmas[i].sg_cpu,
 					  buf->dmas[i].sg_dma);
 		buf->dmas[i].sg_cpu = NULL;
@@ -325,19 +331,20 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
 				struct scatterlist **sg_first, int *sg_first_ofs)
 {
 	struct pxa_cam_dma *pxa_dma = &buf->dmas[channel];
+	struct device *dev = pcdev->soc_host.v4l2_dev.dev;
 	struct scatterlist *sg;
 	int i, offset, sglen;
 	int dma_len = 0, xfer_len = 0;
 
 	if (pxa_dma->sg_cpu)
-		dma_free_coherent(pcdev->soc_host.dev, pxa_dma->sg_size,
+		dma_free_coherent(dev, pxa_dma->sg_size,
 				  pxa_dma->sg_cpu, pxa_dma->sg_dma);
 
 	sglen = calculate_dma_sglen(*sg_first, dma->sglen,
 				    *sg_first_ofs, size);
 
 	pxa_dma->sg_size = (sglen + 1) * sizeof(struct pxa_dma_desc);
-	pxa_dma->sg_cpu = dma_alloc_coherent(pcdev->soc_host.dev, pxa_dma->sg_size,
+	pxa_dma->sg_cpu = dma_alloc_coherent(dev, pxa_dma->sg_size,
 					     &pxa_dma->sg_dma, GFP_KERNEL);
 	if (!pxa_dma->sg_cpu)
 		return -ENOMEM;
@@ -345,7 +352,7 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
 	pxa_dma->sglen = sglen;
 	offset = *sg_first_ofs;
 
-	dev_dbg(pcdev->soc_host.dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
+	dev_dbg(dev, "DMA: sg_first=%p, sglen=%d, ofs=%d, dma.desc=%x\n",
 		*sg_first, sglen, *sg_first_ofs, pxa_dma->sg_dma);
 
 
@@ -368,7 +375,7 @@ static int pxa_init_dma_channel(struct pxa_camera_dev *pcdev,
 		pxa_dma->sg_cpu[i].ddadr =
 			pxa_dma->sg_dma + (i + 1) * sizeof(struct pxa_dma_desc);
 
-		dev_vdbg(pcdev->soc_host.dev, "DMA: desc.%08x->@phys=0x%08x, len=%d\n",
+		dev_vdbg(dev, "DMA: desc.%08x->@phys=0x%08x, len=%d\n",
 			 pxa_dma->sg_dma + i * sizeof(struct pxa_dma_desc),
 			 sg_dma_address(sg) + offset, xfer_len);
 		offset = 0;
@@ -418,11 +425,12 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 	struct soc_camera_device *icd = vq->priv_data;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
+	struct device *dev = pcdev->soc_host.v4l2_dev.dev;
 	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
 	int ret;
 	int size_y, size_u = 0, size_v = 0;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	/* Added list head initialization on alloc */
@@ -441,12 +449,12 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 	buf->inwork = 1;
 
 	if (buf->fmt	!= icd->current_fmt ||
-	    vb->width	!= icd->width ||
-	    vb->height	!= icd->height ||
+	    vb->width	!= icd->user_width ||
+	    vb->height	!= icd->user_height ||
 	    vb->field	!= field) {
 		buf->fmt	= icd->current_fmt;
-		vb->width	= icd->width;
-		vb->height	= icd->height;
+		vb->width	= icd->user_width;
+		vb->height	= icd->user_height;
 		vb->field	= field;
 		vb->state	= VIDEOBUF_NEEDS_INIT;
 	}
@@ -480,8 +488,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 		ret = pxa_init_dma_channel(pcdev, buf, dma, 0, CIBR0, size_y,
 					   &sg, &next_ofs);
 		if (ret) {
-			dev_err(pcdev->soc_host.dev,
-				"DMA initialization for Y/RGB failed\n");
+			dev_err(dev, "DMA initialization for Y/RGB failed\n");
 			goto fail;
 		}
 
@@ -490,8 +497,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 			ret = pxa_init_dma_channel(pcdev, buf, dma, 1, CIBR1,
 						   size_u, &sg, &next_ofs);
 		if (ret) {
-			dev_err(pcdev->soc_host.dev,
-				"DMA initialization for U failed\n");
+			dev_err(dev, "DMA initialization for U failed\n");
 			goto fail_u;
 		}
 
@@ -500,8 +506,7 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 			ret = pxa_init_dma_channel(pcdev, buf, dma, 2, CIBR2,
 						   size_v, &sg, &next_ofs);
 		if (ret) {
-			dev_err(pcdev->soc_host.dev,
-				"DMA initialization for V failed\n");
+			dev_err(dev, "DMA initialization for V failed\n");
 			goto fail_v;
 		}
 
@@ -514,10 +519,10 @@ static int pxa_videobuf_prepare(struct videobuf_queue *vq,
 	return 0;
 
 fail_v:
-	dma_free_coherent(pcdev->soc_host.dev, buf->dmas[1].sg_size,
+	dma_free_coherent(dev, buf->dmas[1].sg_size,
 			  buf->dmas[1].sg_cpu, buf->dmas[1].sg_dma);
 fail_u:
-	dma_free_coherent(pcdev->soc_host.dev, buf->dmas[0].sg_size,
+	dma_free_coherent(dev, buf->dmas[0].sg_size,
 			  buf->dmas[0].sg_cpu, buf->dmas[0].sg_dma);
 fail:
 	free_buffer(vq, buf);
@@ -541,7 +546,8 @@ static void pxa_dma_start_channels(struct pxa_camera_dev *pcdev)
 	active = pcdev->active;
 
 	for (i = 0; i < pcdev->channels; i++) {
-		dev_dbg(pcdev->soc_host.dev, "%s (channel=%d) ddadr=%08x\n", __func__,
+		dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+			"%s (channel=%d) ddadr=%08x\n", __func__,
 			i, active->dmas[i].sg_dma);
 		DDADR(pcdev->dma_chans[i]) = active->dmas[i].sg_dma;
 		DCSR(pcdev->dma_chans[i]) = DCSR_RUN;
@@ -553,7 +559,8 @@ static void pxa_dma_stop_channels(struct pxa_camera_dev *pcdev)
 	int i;
 
 	for (i = 0; i < pcdev->channels; i++) {
-		dev_dbg(pcdev->soc_host.dev, "%s (channel=%d)\n", __func__, i);
+		dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+			"%s (channel=%d)\n", __func__, i);
 		DCSR(pcdev->dma_chans[i]) = 0;
 	}
 }
@@ -589,7 +596,7 @@ static void pxa_camera_start_capture(struct pxa_camera_dev *pcdev)
 {
 	unsigned long cicr0, cifr;
 
-	dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
+	dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s\n", __func__);
 	/* Reset the FIFOs */
 	cifr = __raw_readl(pcdev->base + CIFR) | CIFR_RESET_F;
 	__raw_writel(cifr, pcdev->base + CIFR);
@@ -609,7 +616,7 @@ static void pxa_camera_stop_capture(struct pxa_camera_dev *pcdev)
 	__raw_writel(cicr0, pcdev->base + CICR0);
 
 	pcdev->active = NULL;
-	dev_dbg(pcdev->soc_host.dev, "%s\n", __func__);
+	dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s\n", __func__);
 }
 
 /* Called under spinlock_irqsave(&pcdev->lock, ...) */
@@ -621,8 +628,8 @@ static void pxa_videobuf_queue(struct videobuf_queue *vq,
 	struct pxa_camera_dev *pcdev = ici->priv;
 	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d active=%p\n", __func__,
-		vb, vb->baddr, vb->bsize, pcdev->active);
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %d active=%p\n",
+		__func__, vb, vb->baddr, vb->bsize, pcdev->active);
 
 	list_add_tail(&vb->queue, &pcdev->capture);
 
@@ -639,22 +646,23 @@ static void pxa_videobuf_release(struct videobuf_queue *vq,
 	struct pxa_buffer *buf = container_of(vb, struct pxa_buffer, vb);
 #ifdef DEBUG
 	struct soc_camera_device *icd = vq->priv_data;
+	struct device *dev = icd->dev.parent;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
+	dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %d\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	switch (vb->state) {
 	case VIDEOBUF_ACTIVE:
-		dev_dbg(&icd->dev, "%s (active)\n", __func__);
+		dev_dbg(dev, "%s (active)\n", __func__);
 		break;
 	case VIDEOBUF_QUEUED:
-		dev_dbg(&icd->dev, "%s (queued)\n", __func__);
+		dev_dbg(dev, "%s (queued)\n", __func__);
 		break;
 	case VIDEOBUF_PREPARED:
-		dev_dbg(&icd->dev, "%s (prepared)\n", __func__);
+		dev_dbg(dev, "%s (prepared)\n", __func__);
 		break;
 	default:
-		dev_dbg(&icd->dev, "%s (unknown)\n", __func__);
+		dev_dbg(dev, "%s (unknown)\n", __func__);
 		break;
 	}
 #endif
@@ -674,7 +682,8 @@ static void pxa_camera_wakeup(struct pxa_camera_dev *pcdev,
 	do_gettimeofday(&vb->ts);
 	vb->field_count++;
 	wake_up(&vb->done);
-	dev_dbg(pcdev->soc_host.dev, "%s dequeud buffer (vb=0x%p)\n", __func__, vb);
+	dev_dbg(pcdev->soc_host.v4l2_dev.dev, "%s dequeud buffer (vb=0x%p)\n",
+		__func__, vb);
 
 	if (list_empty(&pcdev->capture)) {
 		pxa_camera_stop_capture(pcdev);
@@ -710,7 +719,8 @@ static void pxa_camera_check_link_miss(struct pxa_camera_dev *pcdev)
 	for (i = 0; i < pcdev->channels; i++)
 		if (DDADR(pcdev->dma_chans[i]) != DDADR_STOP)
 			is_dma_stopped = 0;
-	dev_dbg(pcdev->soc_host.dev, "%s : top queued buffer=%p, dma_stopped=%d\n",
+	dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+		"%s : top queued buffer=%p, dma_stopped=%d\n",
 		__func__, pcdev->active, is_dma_stopped);
 	if (pcdev->active && is_dma_stopped)
 		pxa_camera_start_capture(pcdev);
@@ -719,6 +729,7 @@ static void pxa_camera_check_link_miss(struct pxa_camera_dev *pcdev)
 static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
 			       enum pxa_camera_active_dma act_dma)
 {
+	struct device *dev = pcdev->soc_host.v4l2_dev.dev;
 	struct pxa_buffer *buf;
 	unsigned long flags;
 	u32 status, camera_status, overrun;
@@ -735,13 +746,13 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
 		overrun |= CISR_IFO_1 | CISR_IFO_2;
 
 	if (status & DCSR_BUSERR) {
-		dev_err(pcdev->soc_host.dev, "DMA Bus Error IRQ!\n");
+		dev_err(dev, "DMA Bus Error IRQ!\n");
 		goto out;
 	}
 
 	if (!(status & (DCSR_ENDINTR | DCSR_STARTINTR))) {
-		dev_err(pcdev->soc_host.dev, "Unknown DMA IRQ source, "
-			"status: 0x%08x\n", status);
+		dev_err(dev, "Unknown DMA IRQ source, status: 0x%08x\n",
+			status);
 		goto out;
 	}
 
@@ -764,7 +775,7 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
 	buf = container_of(vb, struct pxa_buffer, vb);
 	WARN_ON(buf->inwork || list_empty(&vb->queue));
 
-	dev_dbg(pcdev->soc_host.dev, "%s channel=%d %s%s(vb=0x%p) dma.desc=%x\n",
+	dev_dbg(dev, "%s channel=%d %s%s(vb=0x%p) dma.desc=%x\n",
 		__func__, channel, status & DCSR_STARTINTR ? "SOF " : "",
 		status & DCSR_ENDINTR ? "EOF " : "", vb, DDADR(channel));
 
@@ -775,7 +786,7 @@ static void pxa_camera_dma_irq(int channel, struct pxa_camera_dev *pcdev,
 		 */
 		if (camera_status & overrun &&
 		    !list_is_last(pcdev->capture.next, &pcdev->capture)) {
-			dev_dbg(pcdev->soc_host.dev, "FIFO overrun! CISR: %x\n",
+			dev_dbg(dev, "FIFO overrun! CISR: %x\n",
 				camera_status);
 			pxa_camera_stop_capture(pcdev);
 			pxa_camera_start_capture(pcdev);
@@ -830,9 +841,11 @@ static void pxa_camera_init_videobuf(struct videobuf_queue *q,
 				sizeof(struct pxa_buffer), icd);
 }
 
-static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
+static u32 mclk_get_divisor(struct platform_device *pdev,
+			    struct pxa_camera_dev *pcdev)
 {
 	unsigned long mclk = pcdev->mclk;
+	struct device *dev = &pdev->dev;
 	u32 div;
 	unsigned long lcdclk;
 
@@ -842,7 +855,7 @@ static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
 	/* mclk <= ciclk / 4 (27.4.2) */
 	if (mclk > lcdclk / 4) {
 		mclk = lcdclk / 4;
-		dev_warn(pcdev->soc_host.dev, "Limiting master clock to %lu\n", mclk);
+		dev_warn(dev, "Limiting master clock to %lu\n", mclk);
 	}
 
 	/* We verify mclk != 0, so if anyone breaks it, here comes their Oops */
@@ -852,8 +865,8 @@ static u32 mclk_get_divisor(struct pxa_camera_dev *pcdev)
 	if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
 		pcdev->mclk = lcdclk / (2 * (div + 1));
 
-	dev_dbg(pcdev->soc_host.dev, "LCD clock %luHz, target freq %luHz, "
-		"divisor %u\n", lcdclk, mclk, div);
+	dev_dbg(dev, "LCD clock %luHz, target freq %luHz, divisor %u\n",
+		lcdclk, mclk, div);
 
 	return div;
 }
@@ -870,14 +883,15 @@ static void recalculate_fifo_timeout(struct pxa_camera_dev *pcdev,
 static void pxa_camera_activate(struct pxa_camera_dev *pcdev)
 {
 	struct pxacamera_platform_data *pdata = pcdev->pdata;
+	struct device *dev = pcdev->soc_host.v4l2_dev.dev;
 	u32 cicr4 = 0;
 
-	dev_dbg(pcdev->soc_host.dev, "Registered platform device at %p data %p\n",
+	dev_dbg(dev, "Registered platform device at %p data %p\n",
 		pcdev, pdata);
 
 	if (pdata && pdata->init) {
-		dev_dbg(pcdev->soc_host.dev, "%s: Init gpios\n", __func__);
-		pdata->init(pcdev->soc_host.dev);
+		dev_dbg(dev, "%s: Init gpios\n", __func__);
+		pdata->init(dev);
 	}
 
 	/* disable all interrupts */
@@ -919,7 +933,8 @@ static irqreturn_t pxa_camera_irq(int irq, void *data)
 	struct videobuf_buffer *vb;
 
 	status = __raw_readl(pcdev->base + CISR);
-	dev_dbg(pcdev->soc_host.dev, "Camera interrupt status 0x%lx\n", status);
+	dev_dbg(pcdev->soc_host.v4l2_dev.dev,
+		"Camera interrupt status 0x%lx\n", status);
 
 	if (!status)
 		return IRQ_NONE;
@@ -951,24 +966,18 @@ static int pxa_camera_add_device(struct soc_camera_device *icd)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
-	int ret;
 
-	if (pcdev->icd) {
-		ret = -EBUSY;
-		goto ebusy;
-	}
-
-	dev_info(&icd->dev, "PXA Camera driver attached to camera %d\n",
-		 icd->devnum);
+	if (pcdev->icd)
+		return -EBUSY;
 
 	pxa_camera_activate(pcdev);
-	ret = icd->ops->init(icd);
 
-	if (!ret)
-		pcdev->icd = icd;
+	pcdev->icd = icd;
 
-ebusy:
-	return ret;
+	dev_info(icd->dev.parent, "PXA Camera driver attached to camera %d\n",
+		 icd->devnum);
+
+	return 0;
 }
 
 /* Called with .video_lock held */
@@ -979,7 +988,7 @@ static void pxa_camera_remove_device(struct soc_camera_device *icd)
 
 	BUG_ON(icd != pcdev->icd);
 
-	dev_info(&icd->dev, "PXA Camera driver detached from camera %d\n",
+	dev_info(icd->dev.parent, "PXA Camera driver detached from camera %d\n",
 		 icd->devnum);
 
 	/* disable capture, disable interrupts */
@@ -990,8 +999,6 @@ static void pxa_camera_remove_device(struct soc_camera_device *icd)
 	DCSR(pcdev->dma_chans[1]) = 0;
 	DCSR(pcdev->dma_chans[2]) = 0;
 
-	icd->ops->release(icd);
-
 	pxa_camera_deactivate(pcdev);
 
 	pcdev->icd = NULL;
@@ -1039,57 +1046,17 @@ static int test_platform_param(struct pxa_camera_dev *pcdev,
 	return 0;
 }
 
-static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
+static void pxa_camera_setup_cicr(struct soc_camera_device *icd,
+				  unsigned long flags, __u32 pixfmt)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
-	unsigned long dw, bpp, bus_flags, camera_flags, common_flags;
+	unsigned long dw, bpp;
 	u32 cicr0, cicr1, cicr2, cicr3, cicr4 = 0;
-	int ret = test_platform_param(pcdev, icd->buswidth, &bus_flags);
-
-	if (ret < 0)
-		return ret;
-
-	camera_flags = icd->ops->query_bus_param(icd);
-
-	common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags);
-	if (!common_flags)
-		return -EINVAL;
-
-	pcdev->channels = 1;
-
-	/* Make choises, based on platform preferences */
-	if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) &&
-	    (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) {
-		if (pcdev->platform_flags & PXA_CAMERA_HSP)
-			common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH;
-		else
-			common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW;
-	}
-
-	if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) &&
-	    (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) {
-		if (pcdev->platform_flags & PXA_CAMERA_VSP)
-			common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH;
-		else
-			common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW;
-	}
-
-	if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) &&
-	    (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) {
-		if (pcdev->platform_flags & PXA_CAMERA_PCP)
-			common_flags &= ~SOCAM_PCLK_SAMPLE_RISING;
-		else
-			common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING;
-	}
-
-	ret = icd->ops->set_bus_param(icd, common_flags);
-	if (ret < 0)
-		return ret;
 
 	/* Datawidth is now guaranteed to be equal to one of the three values.
 	 * We fix bit-per-pixel equal to data-width... */
-	switch (common_flags & SOCAM_DATAWIDTH_MASK) {
+	switch (flags & SOCAM_DATAWIDTH_MASK) {
 	case SOCAM_DATAWIDTH_10:
 		dw = 4;
 		bpp = 0x40;
@@ -1110,18 +1077,18 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 		cicr4 |= CICR4_PCLK_EN;
 	if (pcdev->platform_flags & PXA_CAMERA_MCLK_EN)
 		cicr4 |= CICR4_MCLK_EN;
-	if (common_flags & SOCAM_PCLK_SAMPLE_FALLING)
+	if (flags & SOCAM_PCLK_SAMPLE_FALLING)
 		cicr4 |= CICR4_PCP;
-	if (common_flags & SOCAM_HSYNC_ACTIVE_LOW)
+	if (flags & SOCAM_HSYNC_ACTIVE_LOW)
 		cicr4 |= CICR4_HSP;
-	if (common_flags & SOCAM_VSYNC_ACTIVE_LOW)
+	if (flags & SOCAM_VSYNC_ACTIVE_LOW)
 		cicr4 |= CICR4_VSP;
 
 	cicr0 = __raw_readl(pcdev->base + CICR0);
 	if (cicr0 & CICR0_ENB)
 		__raw_writel(cicr0 & ~CICR0_ENB, pcdev->base + CICR0);
 
-	cicr1 = CICR1_PPL_VAL(icd->width - 1) | bpp | dw;
+	cicr1 = CICR1_PPL_VAL(icd->user_width - 1) | bpp | dw;
 
 	switch (pixfmt) {
 	case V4L2_PIX_FMT_YUV422P:
@@ -1150,7 +1117,7 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 	}
 
 	cicr2 = 0;
-	cicr3 = CICR3_LPF_VAL(icd->height - 1) |
+	cicr3 = CICR3_LPF_VAL(icd->user_height - 1) |
 		CICR3_BFW_VAL(min((unsigned short)255, icd->y_skip_top));
 	cicr4 |= pcdev->mclk_divisor;
 
@@ -1164,6 +1131,59 @@ static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
 		CICR0_SIM_MP : (CICR0_SL_CAP_EN | CICR0_SIM_SP));
 	cicr0 |= CICR0_DMAEN | CICR0_IRQ_MASK;
 	__raw_writel(cicr0, pcdev->base + CICR0);
+}
+
+static int pxa_camera_set_bus_param(struct soc_camera_device *icd, __u32 pixfmt)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct pxa_camera_dev *pcdev = ici->priv;
+	unsigned long bus_flags, camera_flags, common_flags;
+	int ret = test_platform_param(pcdev, icd->buswidth, &bus_flags);
+	struct pxa_cam *cam = icd->host_priv;
+
+	if (ret < 0)
+		return ret;
+
+	camera_flags = icd->ops->query_bus_param(icd);
+
+	common_flags = soc_camera_bus_param_compatible(camera_flags, bus_flags);
+	if (!common_flags)
+		return -EINVAL;
+
+	pcdev->channels = 1;
+
+	/* Make choises, based on platform preferences */
+	if ((common_flags & SOCAM_HSYNC_ACTIVE_HIGH) &&
+	    (common_flags & SOCAM_HSYNC_ACTIVE_LOW)) {
+		if (pcdev->platform_flags & PXA_CAMERA_HSP)
+			common_flags &= ~SOCAM_HSYNC_ACTIVE_HIGH;
+		else
+			common_flags &= ~SOCAM_HSYNC_ACTIVE_LOW;
+	}
+
+	if ((common_flags & SOCAM_VSYNC_ACTIVE_HIGH) &&
+	    (common_flags & SOCAM_VSYNC_ACTIVE_LOW)) {
+		if (pcdev->platform_flags & PXA_CAMERA_VSP)
+			common_flags &= ~SOCAM_VSYNC_ACTIVE_HIGH;
+		else
+			common_flags &= ~SOCAM_VSYNC_ACTIVE_LOW;
+	}
+
+	if ((common_flags & SOCAM_PCLK_SAMPLE_RISING) &&
+	    (common_flags & SOCAM_PCLK_SAMPLE_FALLING)) {
+		if (pcdev->platform_flags & PXA_CAMERA_PCP)
+			common_flags &= ~SOCAM_PCLK_SAMPLE_RISING;
+		else
+			common_flags &= ~SOCAM_PCLK_SAMPLE_FALLING;
+	}
+
+	cam->flags = common_flags;
+
+	ret = icd->ops->set_bus_param(icd, common_flags);
+	if (ret < 0)
+		return ret;
+
+	pxa_camera_setup_cicr(icd, common_flags, pixfmt);
 
 	return 0;
 }
@@ -1227,8 +1247,9 @@ static int required_buswidth(const struct soc_camera_data_format *fmt)
 static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 				  struct soc_camera_format_xlate *xlate)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct device *dev = icd->dev.parent;
 	int formats = 0, buswidth, ret;
+	struct pxa_cam *cam;
 
 	buswidth = required_buswidth(icd->formats + idx);
 
@@ -1239,6 +1260,16 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 	if (ret < 0)
 		return 0;
 
+	if (!icd->host_priv) {
+		cam = kzalloc(sizeof(*cam), GFP_KERNEL);
+		if (!cam)
+			return -ENOMEM;
+
+		icd->host_priv = cam;
+	} else {
+		cam = icd->host_priv;
+	}
+
 	switch (icd->formats[idx].fourcc) {
 	case V4L2_PIX_FMT_UYVY:
 		formats++;
@@ -1247,7 +1278,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = buswidth;
 			xlate++;
-			dev_dbg(ici->dev, "Providing format %s using %s\n",
+			dev_dbg(dev, "Providing format %s using %s\n",
 				pxa_camera_formats[0].name,
 				icd->formats[idx].name);
 		}
@@ -1262,7 +1293,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = buswidth;
 			xlate++;
-			dev_dbg(ici->dev, "Providing format %s packed\n",
+			dev_dbg(dev, "Providing format %s packed\n",
 				icd->formats[idx].name);
 		}
 		break;
@@ -1274,7 +1305,7 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = icd->formats[idx].depth;
 			xlate++;
-			dev_dbg(ici->dev,
+			dev_dbg(dev,
 				"Providing format %s in pass-through mode\n",
 				icd->formats[idx].name);
 		}
@@ -1283,31 +1314,80 @@ static int pxa_camera_get_formats(struct soc_camera_device *icd, int idx,
 	return formats;
 }
 
+static void pxa_camera_put_formats(struct soc_camera_device *icd)
+{
+	kfree(icd->host_priv);
+	icd->host_priv = NULL;
+}
+
+static int pxa_camera_check_frame(struct v4l2_pix_format *pix)
+{
+	/* limit to pxa hardware capabilities */
+	return pix->height < 32 || pix->height > 2048 || pix->width < 48 ||
+		pix->width > 2048 || (pix->width & 0x01);
+}
+
 static int pxa_camera_set_crop(struct soc_camera_device *icd,
-			       struct v4l2_rect *rect)
+			       struct v4l2_crop *a)
 {
+	struct v4l2_rect *rect = &a->c;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
+	struct device *dev = icd->dev.parent;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	struct soc_camera_sense sense = {
 		.master_clock = pcdev->mclk,
 		.pixel_clock_max = pcdev->ciclk / 4,
 	};
+	struct v4l2_format f;
+	struct v4l2_pix_format *pix = &f.fmt.pix, pix_tmp;
+	struct pxa_cam *cam = icd->host_priv;
 	int ret;
 
 	/* If PCLK is used to latch data from the sensor, check sense */
 	if (pcdev->platform_flags & PXA_CAMERA_PCLK_EN)
 		icd->sense = &sense;
 
-	ret = icd->ops->set_crop(icd, rect);
+	ret = v4l2_subdev_call(sd, video, s_crop, a);
 
 	icd->sense = NULL;
 
 	if (ret < 0) {
-		dev_warn(ici->dev, "Failed to crop to %ux%u@%u:%u\n",
+		dev_warn(dev, "Failed to crop to %ux%u@%u:%u\n",
 			 rect->width, rect->height, rect->left, rect->top);
-	} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
+		return ret;
+	}
+
+	f.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = v4l2_subdev_call(sd, video, g_fmt, &f);
+	if (ret < 0)
+		return ret;
+
+	pix_tmp = *pix;
+	if (pxa_camera_check_frame(pix)) {
+		/*
+		 * Camera cropping produced a frame beyond our capabilities.
+		 * FIXME: just extract a subframe, that we can process.
+		 */
+		v4l_bound_align_image(&pix->width, 48, 2048, 1,
+			&pix->height, 32, 2048, 0,
+			icd->current_fmt->fourcc == V4L2_PIX_FMT_YUV422P ?
+				4 : 0);
+		ret = v4l2_subdev_call(sd, video, s_fmt, &f);
+		if (ret < 0)
+			return ret;
+
+		if (pxa_camera_check_frame(pix)) {
+			dev_warn(icd->dev.parent,
+				 "Inconsistent state. Use S_FMT to repair\n");
+			return -EINVAL;
+		}
+	}
+
+	if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
 		if (sense.pixel_clock > sense.pixel_clock_max) {
-			dev_err(ici->dev,
+			dev_err(dev,
 				"pixel clock %lu set by the camera too high!",
 				sense.pixel_clock);
 			return -EIO;
@@ -1315,6 +1395,11 @@ static int pxa_camera_set_crop(struct soc_camera_device *icd,
 		recalculate_fifo_timeout(pcdev, sense.pixel_clock);
 	}
 
+	icd->user_width = pix->width;
+	icd->user_height = pix->height;
+
+	pxa_camera_setup_cicr(icd, cam->flags, icd->current_fmt->fourcc);
+
 	return ret;
 }
 
@@ -1323,6 +1408,8 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct pxa_camera_dev *pcdev = ici->priv;
+	struct device *dev = icd->dev.parent;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	const struct soc_camera_data_format *cam_fmt = NULL;
 	const struct soc_camera_format_xlate *xlate = NULL;
 	struct soc_camera_sense sense = {
@@ -1335,7 +1422,7 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pix->pixelformat);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pix->pixelformat);
+		dev_warn(dev, "Format %x not found\n", pix->pixelformat);
 		return -EINVAL;
 	}
 
@@ -1346,16 +1433,23 @@ static int pxa_camera_set_fmt(struct soc_camera_device *icd,
 		icd->sense = &sense;
 
 	cam_f.fmt.pix.pixelformat = cam_fmt->fourcc;
-	ret = icd->ops->set_fmt(icd, &cam_f);
+	ret = v4l2_subdev_call(sd, video, s_fmt, &cam_f);
+	cam_f.fmt.pix.pixelformat = pix->pixelformat;
+	*pix = cam_f.fmt.pix;
 
 	icd->sense = NULL;
 
 	if (ret < 0) {
-		dev_warn(ici->dev, "Failed to configure for format %x\n",
+		dev_warn(dev, "Failed to configure for format %x\n",
 			 pix->pixelformat);
+	} else if (pxa_camera_check_frame(pix)) {
+		dev_warn(dev,
+			 "Camera driver produced an unsupported frame %dx%d\n",
+			 pix->width, pix->height);
+		ret = -EINVAL;
 	} else if (sense.flags & SOCAM_SENSE_PCLK_CHANGED) {
 		if (sense.pixel_clock > sense.pixel_clock_max) {
-			dev_err(ici->dev,
+			dev_err(dev,
 				"pixel clock %lu set by the camera too high!",
 				sense.pixel_clock);
 			return -EIO;
@@ -1375,6 +1469,7 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
 			      struct v4l2_format *f)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	const struct soc_camera_format_xlate *xlate;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	__u32 pixfmt = pix->pixelformat;
@@ -1383,7 +1478,7 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+		dev_warn(ici->v4l2_dev.dev, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
@@ -1395,7 +1490,7 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
 	 */
 	v4l_bound_align_image(&pix->width, 48, 2048, 1,
 			      &pix->height, 32, 2048, 0,
-			      xlate->host_fmt->fourcc == V4L2_PIX_FMT_YUV422P ? 4 : 0);
+			      pixfmt == V4L2_PIX_FMT_YUV422P ? 4 : 0);
 
 	pix->bytesperline = pix->width *
 		DIV_ROUND_UP(xlate->host_fmt->depth, 8);
@@ -1404,15 +1499,15 @@ static int pxa_camera_try_fmt(struct soc_camera_device *icd,
 	/* camera has to see its format, but the user the original one */
 	pix->pixelformat = xlate->cam_fmt->fourcc;
 	/* limit to sensor capabilities */
-	ret = icd->ops->try_fmt(icd, f);
-	pix->pixelformat = xlate->host_fmt->fourcc;
+	ret = v4l2_subdev_call(sd, video, try_fmt, f);
+	pix->pixelformat = pixfmt;
 
 	field = pix->field;
 
 	if (field == V4L2_FIELD_ANY) {
 		pix->field = V4L2_FIELD_NONE;
 	} else if (field != V4L2_FIELD_NONE) {
-		dev_err(&icd->dev, "Field type %d unsupported.\n", field);
+		dev_err(icd->dev.parent, "Field type %d unsupported.\n", field);
 		return -EINVAL;
 	}
 
@@ -1518,6 +1613,7 @@ static struct soc_camera_host_ops pxa_soc_camera_host_ops = {
 	.resume		= pxa_camera_resume,
 	.set_crop	= pxa_camera_set_crop,
 	.get_formats	= pxa_camera_get_formats,
+	.put_formats	= pxa_camera_put_formats,
 	.set_fmt	= pxa_camera_set_fmt,
 	.try_fmt	= pxa_camera_try_fmt,
 	.init_videobuf	= pxa_camera_init_videobuf,
@@ -1575,8 +1671,7 @@ static int __devinit pxa_camera_probe(struct platform_device *pdev)
 		pcdev->mclk = 20000000;
 	}
 
-	pcdev->soc_host.dev = &pdev->dev;
-	pcdev->mclk_divisor = mclk_get_divisor(pcdev);
+	pcdev->mclk_divisor = mclk_get_divisor(pdev, pcdev);
 
 	INIT_LIST_HEAD(&pcdev->capture);
 	spin_lock_init(&pcdev->lock);
@@ -1641,6 +1736,7 @@ static int __devinit pxa_camera_probe(struct platform_device *pdev)
 	pcdev->soc_host.drv_name	= PXA_CAM_DRV_NAME;
 	pcdev->soc_host.ops		= &pxa_soc_camera_host_ops;
 	pcdev->soc_host.priv		= pcdev;
+	pcdev->soc_host.v4l2_dev.dev	= &pdev->dev;
 	pcdev->soc_host.nr		= pdev->id;
 
 	err = soc_camera_host_register(&pcdev->soc_host);
@@ -1722,3 +1818,4 @@ module_exit(pxa_camera_exit);
 MODULE_DESCRIPTION("PXA27x SoC Camera Host driver");
 MODULE_AUTHOR("Guennadi Liakhovetski <kernel@pengutronix.de>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:" PXA_CAM_DRV_NAME);
diff --git a/drivers/media/video/s2255drv.c b/drivers/media/video/s2255drv.c
index 9e3262c0ba37..2c0bb06cab3b 100644
--- a/drivers/media/video/s2255drv.c
+++ b/drivers/media/video/s2255drv.c
@@ -598,11 +598,6 @@ static int s2255_got_frame(struct s2255_dev *dev, int chn, int jpgsize)
 	buf = list_entry(dma_q->active.next,
 			 struct s2255_buffer, vb.queue);
 
-	if (!waitqueue_active(&buf->vb.done)) {
-		/* no one active */
-		rc = -1;
-		goto unlock;
-	}
 	list_del(&buf->vb.queue);
 	do_gettimeofday(&buf->vb.ts);
 	dprintk(100, "[%p/%d] wakeup\n", buf, buf->vb.i);
diff --git a/drivers/media/video/saa7134/saa7134-cards.c b/drivers/media/video/saa7134/saa7134-cards.c
index 1b29487fd254..09013229d4aa 100644
--- a/drivers/media/video/saa7134/saa7134-cards.c
+++ b/drivers/media/video/saa7134/saa7134-cards.c
@@ -3428,6 +3428,7 @@ struct saa7134_board saa7134_boards[] = {
 		.tuner_config   = 3,
 		.mpeg           = SAA7134_MPEG_DVB,
 		.ts_type	= SAA7134_MPEG_TS_SERIAL,
+		.ts_force_val   = 1,
 		.gpiomask       = 0x0800100, /* GPIO 21 is an INPUT */
 		.inputs         = {{
 			.name = name_tv,
@@ -4164,7 +4165,7 @@ struct saa7134_board saa7134_boards[] = {
 		/*Dmitry Belimov <d.belimov@gmail.com> */
 		.name           = "Beholder BeholdTV 505 RDS",
 		.audio_clock    = 0x00200000,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4229,7 +4230,7 @@ struct saa7134_board saa7134_boards[] = {
 		/*Dmitry Belimov <d.belimov@gmail.com> */
 		.name           = "Beholder BeholdTV 507 RDS",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4380,7 +4381,7 @@ struct saa7134_board saa7134_boards[] = {
 		/* Andrey Melnikoff <temnota@kmv.ru> */
 		.name           = "Beholder BeholdTV 607 FM",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4408,7 +4409,7 @@ struct saa7134_board saa7134_boards[] = {
 		/* Andrey Melnikoff <temnota@kmv.ru> */
 		.name           = "Beholder BeholdTV 609 FM",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4494,7 +4495,7 @@ struct saa7134_board saa7134_boards[] = {
 		/* Andrey Melnikoff <temnota@kmv.ru> */
 		.name           = "Beholder BeholdTV 607 RDS",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4523,7 +4524,7 @@ struct saa7134_board saa7134_boards[] = {
 		/* Andrey Melnikoff <temnota@kmv.ru> */
 		.name           = "Beholder BeholdTV 609 RDS",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -4630,7 +4631,7 @@ struct saa7134_board saa7134_boards[] = {
 		/* Alexey Osipov <lion-simba@pridelands.ru> */
 		.name           = "Beholder BeholdTV M6 Extra",
 		.audio_clock    = 0x00187de7,
-		.tuner_type     = TUNER_PHILIPS_FM1216ME_MK3, /* FIXME to MK5 */
+		.tuner_type     = TUNER_PHILIPS_FM1216MK5,
 		.radio_type     = UNSET,
 		.tuner_addr     = ADDR_UNSET,
 		.radio_addr     = ADDR_UNSET,
@@ -5257,6 +5258,27 @@ struct saa7134_board saa7134_boards[] = {
 			.amux = TV,
 		},
 	},
+	[SAA7134_BOARD_ZOLID_HYBRID_PCI] = {
+		.name           = "Zolid Hybrid TV Tuner PCI",
+		.audio_clock    = 0x00187de7,
+		.tuner_type     = TUNER_PHILIPS_TDA8290,
+		.radio_type     = UNSET,
+		.tuner_addr     = ADDR_UNSET,
+		.radio_addr     = ADDR_UNSET,
+		.tuner_config   = 0,
+		.mpeg           = SAA7134_MPEG_DVB,
+		.ts_type	= SAA7134_MPEG_TS_PARALLEL,
+		.inputs         = {{
+			.name = name_tv,
+			.vmux = 1,
+			.amux = TV,
+			.tv   = 1,
+		} },
+		.radio = {	/* untested */
+			.name = name_radio,
+			.amux = TV,
+		},
+	},
 
 };
 
@@ -6390,6 +6412,12 @@ struct pci_device_id saa7134_pci_tbl[] = {
 		.subdevice    = 0x0138, /* LifeView FlyTV Prime30 OEM */
 		.driver_data  = SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM,
 	}, {
+		.vendor       = PCI_VENDOR_ID_PHILIPS,
+		.device       = PCI_DEVICE_ID_PHILIPS_SAA7133,
+		.subvendor    = PCI_VENDOR_ID_PHILIPS,
+		.subdevice    = 0x2004,
+		.driver_data  = SAA7134_BOARD_ZOLID_HYBRID_PCI,
+	}, {
 		/* --- boards without eeprom + subsystem ID --- */
 		.vendor       = PCI_VENDOR_ID_PHILIPS,
 		.device       = PCI_DEVICE_ID_PHILIPS_SAA7134,
@@ -7208,22 +7236,22 @@ int saa7134_board_init2(struct saa7134_dev *dev)
 		if (dev->radio_type != UNSET)
 			v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				dev->radio_addr);
+				dev->radio_addr, NULL);
 		if (has_demod)
-			v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+				0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
 		if (dev->tuner_addr == ADDR_UNSET) {
 			enum v4l2_i2c_tuner_type type =
 				has_demod ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
 
-			v4l2_i2c_new_probed_subdev(&dev->v4l2_dev,
+			v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				v4l2_i2c_tuner_addrs(type));
+				0, v4l2_i2c_tuner_addrs(type));
 		} else {
 			v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap, "tuner", "tuner",
-				dev->tuner_addr);
+				dev->tuner_addr, NULL);
 		}
 	}
 
diff --git a/drivers/media/video/saa7134/saa7134-core.c b/drivers/media/video/saa7134/saa7134-core.c
index cb78c956d810..f87757fccc72 100644
--- a/drivers/media/video/saa7134/saa7134-core.c
+++ b/drivers/media/video/saa7134/saa7134-core.c
@@ -1000,7 +1000,7 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
 		struct v4l2_subdev *sd =
 			v4l2_i2c_new_subdev(&dev->v4l2_dev, &dev->i2c_adap,
 				"saa6752hs", "saa6752hs",
-				saa7134_boards[dev->board].empress_addr);
+				saa7134_boards[dev->board].empress_addr, NULL);
 
 		if (sd)
 			sd->grp_id = GRP_EMPRESS;
@@ -1009,9 +1009,9 @@ static int __devinit saa7134_initdev(struct pci_dev *pci_dev,
 	if (saa7134_boards[dev->board].rds_addr) {
 		struct v4l2_subdev *sd;
 
-		sd = v4l2_i2c_new_probed_subdev_addr(&dev->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&dev->v4l2_dev,
 				&dev->i2c_adap,	"saa6588", "saa6588",
-				saa7134_boards[dev->board].rds_addr);
+				0, I2C_ADDRS(saa7134_boards[dev->board].rds_addr));
 		if (sd) {
 			printk(KERN_INFO "%s: found RDS decoder\n", dev->name);
 			dev->has_rds = 1;
diff --git a/drivers/media/video/saa7134/saa7134-dvb.c b/drivers/media/video/saa7134/saa7134-dvb.c
index ebde21dba7e3..a26e997a9ce6 100644
--- a/drivers/media/video/saa7134/saa7134-dvb.c
+++ b/drivers/media/video/saa7134/saa7134-dvb.c
@@ -1007,12 +1007,29 @@ static struct tda18271_config hcw_tda18271_config = {
 	.std_map = &hauppauge_tda18271_std_map,
 	.gate    = TDA18271_GATE_ANALOG,
 	.config  = 3,
+	.output_opt = TDA18271_OUTPUT_LT_OFF,
 };
 
 static struct tda829x_config tda829x_no_probe = {
 	.probe_tuner = TDA829X_DONT_PROBE,
 };
 
+static struct tda10048_config zolid_tda10048_config = {
+	.demod_address    = 0x10 >> 1,
+	.output_mode      = TDA10048_PARALLEL_OUTPUT,
+	.fwbulkwritelen   = TDA10048_BULKWRITE_200,
+	.inversion        = TDA10048_INVERSION_ON,
+	.dtv6_if_freq_khz = TDA10048_IF_3300,
+	.dtv7_if_freq_khz = TDA10048_IF_3500,
+	.dtv8_if_freq_khz = TDA10048_IF_4000,
+	.clk_freq_khz     = TDA10048_CLK_16000,
+	.disable_gate_access = 1,
+};
+
+static struct tda18271_config zolid_tda18271_config = {
+	.gate    = TDA18271_GATE_ANALOG,
+};
+
 /* ==================================================================
  * Core code
  */
@@ -1488,6 +1505,19 @@ static int dvb_init(struct saa7134_dev *dev)
 					__func__);
 
 		break;
+	case SAA7134_BOARD_ZOLID_HYBRID_PCI:
+		fe0->dvb.frontend = dvb_attach(tda10048_attach,
+					       &zolid_tda10048_config,
+					       &dev->i2c_adap);
+		if (fe0->dvb.frontend != NULL) {
+			dvb_attach(tda829x_attach, fe0->dvb.frontend,
+				   &dev->i2c_adap, 0x4b,
+				   &tda829x_no_probe);
+			dvb_attach(tda18271_attach, fe0->dvb.frontend,
+				   0x60, &dev->i2c_adap,
+				   &zolid_tda18271_config);
+		}
+		break;
 	default:
 		wprintk("Huh? unknown DVB card?\n");
 		break;
diff --git a/drivers/media/video/saa7134/saa7134-input.c b/drivers/media/video/saa7134/saa7134-input.c
index e1e83c7b966e..a0e8c62e6ae1 100644
--- a/drivers/media/video/saa7134/saa7134-input.c
+++ b/drivers/media/video/saa7134/saa7134-input.c
@@ -251,6 +251,10 @@ static int get_key_beholdm6xx(struct IR_i2c *ir, u32 *ir_key, u32 *ir_raw)
 	if (data[10] != 0x6b && data[11] != 0x86 && disable_other_ir)
 		return 0;
 
+	/* Wrong data decode fix */
+	if (data[9] != (unsigned char)(~data[8]))
+		return 0;
+
 	*ir_key = data[9];
 	*ir_raw = data[9];
 
diff --git a/drivers/media/video/saa7134/saa7134-ts.c b/drivers/media/video/saa7134/saa7134-ts.c
index 3fa652279ac0..03488ba4c99c 100644
--- a/drivers/media/video/saa7134/saa7134-ts.c
+++ b/drivers/media/video/saa7134/saa7134-ts.c
@@ -262,11 +262,13 @@ int saa7134_ts_start(struct saa7134_dev *dev)
 	switch (saa7134_boards[dev->board].ts_type) {
 	case SAA7134_MPEG_TS_PARALLEL:
 		saa_writeb(SAA7134_TS_SERIAL0, 0x40);
-		saa_writeb(SAA7134_TS_PARALLEL, 0xec);
+		saa_writeb(SAA7134_TS_PARALLEL, 0xec |
+			(saa7134_boards[dev->board].ts_force_val << 4));
 		break;
 	case SAA7134_MPEG_TS_SERIAL:
 		saa_writeb(SAA7134_TS_SERIAL0, 0xd8);
-		saa_writeb(SAA7134_TS_PARALLEL, 0x6c);
+		saa_writeb(SAA7134_TS_PARALLEL, 0x6c |
+			(saa7134_boards[dev->board].ts_force_val << 4));
 		saa_writeb(SAA7134_TS_PARALLEL_SERIAL, 0xbc);
 		saa_writeb(SAA7134_TS_SERIAL1, 0x02);
 		break;
diff --git a/drivers/media/video/saa7134/saa7134.h b/drivers/media/video/saa7134/saa7134.h
index d18bb9643856..f8697d46ff5f 100644
--- a/drivers/media/video/saa7134/saa7134.h
+++ b/drivers/media/video/saa7134/saa7134.h
@@ -296,6 +296,7 @@ struct saa7134_format {
 #define SAA7134_BOARD_AVERMEDIA_STUDIO_505  170
 #define SAA7134_BOARD_BEHOLD_X7             171
 #define SAA7134_BOARD_ROVERMEDIA_LINK_PRO_FM 172
+#define SAA7134_BOARD_ZOLID_HYBRID_PCI		173
 
 #define SAA7134_MAXBOARDS 32
 #define SAA7134_INPUT_MAX 8
@@ -359,6 +360,7 @@ struct saa7134_board {
 	enum saa7134_mpeg_type  mpeg;
 	enum saa7134_mpeg_ts_type ts_type;
 	unsigned int            vid_port_opts;
+	unsigned int            ts_force_val:1;
 };
 
 #define card_has_radio(dev)   (NULL != saa7134_boards[dev->board].radio.name)
diff --git a/drivers/media/video/saa7164/Kconfig b/drivers/media/video/saa7164/Kconfig
new file mode 100644
index 000000000000..353263725172
--- /dev/null
+++ b/drivers/media/video/saa7164/Kconfig
@@ -0,0 +1,18 @@
+config VIDEO_SAA7164
+	tristate "NXP SAA7164 support"
+	depends on DVB_CORE && PCI && I2C
+	select I2C_ALGOBIT
+	select FW_LOADER
+	select VIDEO_TUNER
+	select VIDEO_TVEEPROM
+	select VIDEOBUF_DVB
+	select DVB_TDA10048 if !DVB_FE_CUSTOMISE
+	select DVB_S5H1411 if !DVB_FE_CUSTOMISE
+	select MEDIA_TUNER_TDA18271 if !MEDIA_TUNER_CUSTOMISE
+	---help---
+	  This is a video4linux driver for NXP SAA7164 based
+	  TV cards.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called saa7164
+
diff --git a/drivers/media/video/saa7164/Makefile b/drivers/media/video/saa7164/Makefile
new file mode 100644
index 000000000000..4b329fd42add
--- /dev/null
+++ b/drivers/media/video/saa7164/Makefile
@@ -0,0 +1,12 @@
+saa7164-objs	:= saa7164-cards.o saa7164-core.o saa7164-i2c.o saa7164-dvb.o \
+			saa7164-fw.o saa7164-bus.o saa7164-cmd.o saa7164-api.o \
+			saa7164-buffer.o
+
+obj-$(CONFIG_VIDEO_SAA7164) += saa7164.o
+
+EXTRA_CFLAGS += -Idrivers/media/video
+EXTRA_CFLAGS += -Idrivers/media/common/tuners
+EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
+EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
+
+EXTRA_CFLAGS += $(extra-cflags-y) $(extra-cflags-m)
diff --git a/drivers/media/video/saa7164/saa7164-api.c b/drivers/media/video/saa7164/saa7164-api.c
new file mode 100644
index 000000000000..6f094a96ac81
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-api.c
@@ -0,0 +1,600 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/wait.h>
+
+#include "saa7164.h"
+
+int saa7164_api_transition_port(struct saa7164_tsport *port, u8 mode)
+{
+	int ret;
+
+	ret = saa7164_cmd_send(port->dev, port->hwcfg.unitid, SET_CUR,
+		SAA_STATE_CONTROL, sizeof(mode), &mode);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
+
+	return ret;
+}
+
+int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version)
+{
+	int ret;
+
+	ret = saa7164_cmd_send(dev, 0, GET_CUR,
+		GET_FW_VERSION_CONTROL, sizeof(u32), version);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
+
+	return ret;
+}
+
+int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen)
+{
+	u8 reg[] = { 0x0f, 0x00 };
+
+	if (buflen < 128)
+		return -ENOMEM;
+
+	/* Assumption: Hauppauge eeprom is at 0xa0 on on bus 0 */
+	/* TODO: Pull the details from the boards struct */
+	return saa7164_api_i2c_read(&dev->i2c_bus[0], 0xa0 >> 1, sizeof(reg),
+		&reg[0], 128, buf);
+}
+
+
+int saa7164_api_configure_port_mpeg2ts(struct saa7164_dev *dev,
+	struct saa7164_tsport *port,
+	tmComResTSFormatDescrHeader_t *tsfmt)
+{
+	dprintk(DBGLVL_API, "    bFormatIndex = 0x%x\n", tsfmt->bFormatIndex);
+	dprintk(DBGLVL_API, "    bDataOffset  = 0x%x\n", tsfmt->bDataOffset);
+	dprintk(DBGLVL_API, "    bPacketLength= 0x%x\n", tsfmt->bPacketLength);
+	dprintk(DBGLVL_API, "    bStrideLength= 0x%x\n", tsfmt->bStrideLength);
+	dprintk(DBGLVL_API, "    bguid        = (....)\n");
+
+	/* Cache the hardware configuration in the port */
+
+	port->bufcounter = port->hwcfg.BARLocation;
+	port->pitch = port->hwcfg.BARLocation + (2 * sizeof(u32));
+	port->bufsize = port->hwcfg.BARLocation + (3 * sizeof(u32));
+	port->bufoffset = port->hwcfg.BARLocation + (4 * sizeof(u32));
+	port->bufptr32l = port->hwcfg.BARLocation +
+		(4 * sizeof(u32)) +
+		(sizeof(u32) * port->hwcfg.buffercount) + sizeof(u32);
+	port->bufptr32h = port->hwcfg.BARLocation +
+		(4 * sizeof(u32)) +
+		(sizeof(u32) * port->hwcfg.buffercount);
+	port->bufptr64 = port->hwcfg.BARLocation +
+		(4 * sizeof(u32)) +
+		(sizeof(u32) * port->hwcfg.buffercount);
+	dprintk(DBGLVL_API, "   = port->hwcfg.BARLocation = 0x%x\n",
+		port->hwcfg.BARLocation);
+
+	dprintk(DBGLVL_API, "   = VS_FORMAT_MPEGTS (becomes dev->ts[%d])\n",
+		port->nr);
+
+	return 0;
+}
+
+int saa7164_api_dump_subdevs(struct saa7164_dev *dev, u8 *buf, int len)
+{
+	struct saa7164_tsport *port = 0;
+	u32 idx, next_offset;
+	int i;
+	tmComResDescrHeader_t *hdr, *t;
+	tmComResExtDevDescrHeader_t *exthdr;
+	tmComResPathDescrHeader_t *pathhdr;
+	tmComResAntTermDescrHeader_t *anttermhdr;
+	tmComResTunerDescrHeader_t *tunerunithdr;
+	tmComResDMATermDescrHeader_t *vcoutputtermhdr;
+	tmComResTSFormatDescrHeader_t *tsfmt;
+	u32 currpath = 0;
+
+	dprintk(DBGLVL_API,
+		"%s(?,?,%d) sizeof(tmComResDescrHeader_t) = %d bytes\n",
+		__func__, len, (u32)sizeof(tmComResDescrHeader_t));
+
+	for (idx = 0; idx < (len - sizeof(tmComResDescrHeader_t)); ) {
+
+		hdr = (tmComResDescrHeader_t *)(buf + idx);
+
+		if (hdr->type != CS_INTERFACE)
+			return SAA_ERR_NOT_SUPPORTED;
+
+		dprintk(DBGLVL_API, "@ 0x%x = \n", idx);
+		switch (hdr->subtype) {
+		case GENERAL_REQUEST:
+			dprintk(DBGLVL_API, " GENERAL_REQUEST\n");
+			break;
+		case VC_TUNER_PATH:
+			dprintk(DBGLVL_API, " VC_TUNER_PATH\n");
+			pathhdr = (tmComResPathDescrHeader_t *)(buf + idx);
+			dprintk(DBGLVL_API, "  pathid = 0x%x\n",
+				pathhdr->pathid);
+			currpath = pathhdr->pathid;
+			break;
+		case VC_INPUT_TERMINAL:
+			dprintk(DBGLVL_API, " VC_INPUT_TERMINAL\n");
+			anttermhdr =
+				(tmComResAntTermDescrHeader_t *)(buf + idx);
+			dprintk(DBGLVL_API, "  terminalid   = 0x%x\n",
+				anttermhdr->terminalid);
+			dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
+				anttermhdr->terminaltype);
+			switch (anttermhdr->terminaltype) {
+			case ITT_ANTENNA:
+				dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
+				break;
+			case LINE_CONNECTOR:
+				dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
+				break;
+			case SPDIF_CONNECTOR:
+				dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
+				break;
+			case COMPOSITE_CONNECTOR:
+				dprintk(DBGLVL_API,
+					"   = COMPOSITE_CONNECTOR\n");
+				break;
+			case SVIDEO_CONNECTOR:
+				dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
+				break;
+			case COMPONENT_CONNECTOR:
+				dprintk(DBGLVL_API,
+					"   = COMPONENT_CONNECTOR\n");
+				break;
+			case STANDARD_DMA:
+				dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
+				break;
+			default:
+				dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
+					anttermhdr->terminaltype);
+			}
+			dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
+				anttermhdr->assocterminal);
+			dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
+				anttermhdr->iterminal);
+			dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
+				anttermhdr->controlsize);
+			break;
+		case VC_OUTPUT_TERMINAL:
+			dprintk(DBGLVL_API, " VC_OUTPUT_TERMINAL\n");
+			vcoutputtermhdr =
+				(tmComResDMATermDescrHeader_t *)(buf + idx);
+			dprintk(DBGLVL_API, "  unitid = 0x%x\n",
+				vcoutputtermhdr->unitid);
+			dprintk(DBGLVL_API, "  terminaltype = 0x%x\n",
+				vcoutputtermhdr->terminaltype);
+			switch (vcoutputtermhdr->terminaltype) {
+			case ITT_ANTENNA:
+				dprintk(DBGLVL_API, "   = ITT_ANTENNA\n");
+				break;
+			case LINE_CONNECTOR:
+				dprintk(DBGLVL_API, "   = LINE_CONNECTOR\n");
+				break;
+			case SPDIF_CONNECTOR:
+				dprintk(DBGLVL_API, "   = SPDIF_CONNECTOR\n");
+				break;
+			case COMPOSITE_CONNECTOR:
+				dprintk(DBGLVL_API,
+					"   = COMPOSITE_CONNECTOR\n");
+				break;
+			case SVIDEO_CONNECTOR:
+				dprintk(DBGLVL_API, "   = SVIDEO_CONNECTOR\n");
+				break;
+			case COMPONENT_CONNECTOR:
+				dprintk(DBGLVL_API,
+					"   = COMPONENT_CONNECTOR\n");
+				break;
+			case STANDARD_DMA:
+				dprintk(DBGLVL_API, "   = STANDARD_DMA\n");
+				break;
+			default:
+				dprintk(DBGLVL_API, "   = undefined (0x%x)\n",
+					vcoutputtermhdr->terminaltype);
+			}
+			dprintk(DBGLVL_API, "  assocterminal= 0x%x\n",
+				vcoutputtermhdr->assocterminal);
+			dprintk(DBGLVL_API, "  sourceid     = 0x%x\n",
+				vcoutputtermhdr->sourceid);
+			dprintk(DBGLVL_API, "  iterminal    = 0x%x\n",
+				vcoutputtermhdr->iterminal);
+			dprintk(DBGLVL_API, "  BARLocation  = 0x%x\n",
+				vcoutputtermhdr->BARLocation);
+			dprintk(DBGLVL_API, "  flags        = 0x%x\n",
+				vcoutputtermhdr->flags);
+			dprintk(DBGLVL_API, "  interruptid  = 0x%x\n",
+				vcoutputtermhdr->interruptid);
+			dprintk(DBGLVL_API, "  buffercount  = 0x%x\n",
+				vcoutputtermhdr->buffercount);
+			dprintk(DBGLVL_API, "  metadatasize = 0x%x\n",
+				vcoutputtermhdr->metadatasize);
+			dprintk(DBGLVL_API, "  controlsize  = 0x%x\n",
+				vcoutputtermhdr->controlsize);
+			dprintk(DBGLVL_API, "  numformats   = 0x%x\n",
+				vcoutputtermhdr->numformats);
+
+			t = (tmComResDescrHeader_t *)
+				((tmComResDMATermDescrHeader_t *)(buf + idx));
+			next_offset = idx + (vcoutputtermhdr->len);
+			for (i = 0; i < vcoutputtermhdr->numformats; i++) {
+				t = (tmComResDescrHeader_t *)
+					(buf + next_offset);
+				switch (t->subtype) {
+				case VS_FORMAT_MPEG2TS:
+					tsfmt =
+					(tmComResTSFormatDescrHeader_t *)t;
+					if (currpath == 1)
+						port = &dev->ts1;
+					else
+						port = &dev->ts2;
+					memcpy(&port->hwcfg, vcoutputtermhdr,
+						sizeof(*vcoutputtermhdr));
+					saa7164_api_configure_port_mpeg2ts(dev,
+						port, tsfmt);
+					break;
+				case VS_FORMAT_MPEG2PS:
+					dprintk(DBGLVL_API,
+						"   = VS_FORMAT_MPEG2PS\n");
+					break;
+				case VS_FORMAT_VBI:
+					dprintk(DBGLVL_API,
+						"   = VS_FORMAT_VBI\n");
+					break;
+				case VS_FORMAT_RDS:
+					dprintk(DBGLVL_API,
+						"   = VS_FORMAT_RDS\n");
+					break;
+				case VS_FORMAT_UNCOMPRESSED:
+					dprintk(DBGLVL_API,
+					"   = VS_FORMAT_UNCOMPRESSED\n");
+					break;
+				case VS_FORMAT_TYPE:
+					dprintk(DBGLVL_API,
+						"   = VS_FORMAT_TYPE\n");
+					break;
+				default:
+					dprintk(DBGLVL_API,
+						"   = undefined (0x%x)\n",
+						t->subtype);
+				}
+				next_offset += t->len;
+			}
+
+			break;
+		case TUNER_UNIT:
+			dprintk(DBGLVL_API, " TUNER_UNIT\n");
+			tunerunithdr =
+				(tmComResTunerDescrHeader_t *)(buf + idx);
+			dprintk(DBGLVL_API, "  unitid = 0x%x\n",
+				tunerunithdr->unitid);
+			dprintk(DBGLVL_API, "  sourceid = 0x%x\n",
+				tunerunithdr->sourceid);
+			dprintk(DBGLVL_API, "  iunit = 0x%x\n",
+				tunerunithdr->iunit);
+			dprintk(DBGLVL_API, "  tuningstandards = 0x%x\n",
+				tunerunithdr->tuningstandards);
+			dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
+				tunerunithdr->controlsize);
+			dprintk(DBGLVL_API, "  controls = 0x%x\n",
+				tunerunithdr->controls);
+			break;
+		case VC_SELECTOR_UNIT:
+			dprintk(DBGLVL_API, " VC_SELECTOR_UNIT\n");
+			break;
+		case VC_PROCESSING_UNIT:
+			dprintk(DBGLVL_API, " VC_PROCESSING_UNIT\n");
+			break;
+		case FEATURE_UNIT:
+			dprintk(DBGLVL_API, " FEATURE_UNIT\n");
+			break;
+		case ENCODER_UNIT:
+			dprintk(DBGLVL_API, " ENCODER_UNIT\n");
+			break;
+		case EXTENSION_UNIT:
+			dprintk(DBGLVL_API, " EXTENSION_UNIT\n");
+			exthdr = (tmComResExtDevDescrHeader_t *)(buf + idx);
+			dprintk(DBGLVL_API, "  unitid = 0x%x\n",
+				exthdr->unitid);
+			dprintk(DBGLVL_API, "  deviceid = 0x%x\n",
+				exthdr->deviceid);
+			dprintk(DBGLVL_API, "  devicetype = 0x%x\n",
+				exthdr->devicetype);
+			if (exthdr->devicetype & 0x1)
+				dprintk(DBGLVL_API, "   = Decoder Device\n");
+			if (exthdr->devicetype & 0x2)
+				dprintk(DBGLVL_API, "   = GPIO Source\n");
+			if (exthdr->devicetype & 0x4)
+				dprintk(DBGLVL_API, "   = Video Decoder\n");
+			if (exthdr->devicetype & 0x8)
+				dprintk(DBGLVL_API, "   = Audio Decoder\n");
+			if (exthdr->devicetype & 0x20)
+				dprintk(DBGLVL_API, "   = Crossbar\n");
+			if (exthdr->devicetype & 0x40)
+				dprintk(DBGLVL_API, "   = Tuner\n");
+			if (exthdr->devicetype & 0x80)
+				dprintk(DBGLVL_API, "   = IF PLL\n");
+			if (exthdr->devicetype & 0x100)
+				dprintk(DBGLVL_API, "   = Demodulator\n");
+			if (exthdr->devicetype & 0x200)
+				dprintk(DBGLVL_API, "   = RDS Decoder\n");
+			if (exthdr->devicetype & 0x400)
+				dprintk(DBGLVL_API, "   = Encoder\n");
+			if (exthdr->devicetype & 0x800)
+				dprintk(DBGLVL_API, "   = IR Decoder\n");
+			if (exthdr->devicetype & 0x1000)
+				dprintk(DBGLVL_API, "   = EEPROM\n");
+			if (exthdr->devicetype & 0x2000)
+				dprintk(DBGLVL_API,
+					"   = VBI Decoder\n");
+			if (exthdr->devicetype & 0x10000)
+				dprintk(DBGLVL_API,
+					"   = Streaming Device\n");
+			if (exthdr->devicetype & 0x20000)
+				dprintk(DBGLVL_API,
+					"   = DRM Device\n");
+			if (exthdr->devicetype & 0x40000000)
+				dprintk(DBGLVL_API,
+					"   = Generic Device\n");
+			if (exthdr->devicetype & 0x80000000)
+				dprintk(DBGLVL_API,
+					"   = Config Space Device\n");
+			dprintk(DBGLVL_API, "  numgpiopins = 0x%x\n",
+				exthdr->numgpiopins);
+			dprintk(DBGLVL_API, "  numgpiogroups = 0x%x\n",
+				exthdr->numgpiogroups);
+			dprintk(DBGLVL_API, "  controlsize = 0x%x\n",
+				exthdr->controlsize);
+			break;
+		case PVC_INFRARED_UNIT:
+			dprintk(DBGLVL_API, " PVC_INFRARED_UNIT\n");
+			break;
+		case DRM_UNIT:
+			dprintk(DBGLVL_API, " DRM_UNIT\n");
+			break;
+		default:
+			dprintk(DBGLVL_API, "default %d\n", hdr->subtype);
+		}
+
+		dprintk(DBGLVL_API, " 1.%x\n", hdr->len);
+		dprintk(DBGLVL_API, " 2.%x\n", hdr->type);
+		dprintk(DBGLVL_API, " 3.%x\n", hdr->subtype);
+		dprintk(DBGLVL_API, " 4.%x\n", hdr->unitid);
+
+		idx += hdr->len;
+	}
+
+	return 0;
+}
+
+int saa7164_api_enum_subdevs(struct saa7164_dev *dev)
+{
+	int ret;
+	u32 buflen = 0;
+	u8 *buf;
+
+	dprintk(DBGLVL_API, "%s()\n", __func__);
+
+	/* Get the total descriptor length */
+	ret = saa7164_cmd_send(dev, 0, GET_LEN,
+		GET_DESCRIPTORS_CONTROL, sizeof(buflen), &buflen);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
+
+	dprintk(DBGLVL_API, "%s() total descriptor size = %d bytes.\n",
+		__func__, buflen);
+
+	/* Allocate enough storage for all of the descs */
+	buf = kzalloc(buflen, GFP_KERNEL);
+	if (buf == NULL)
+		return SAA_ERR_NO_RESOURCES;
+
+	/* Retrieve them */
+	ret = saa7164_cmd_send(dev, 0, GET_CUR,
+		GET_DESCRIPTORS_CONTROL, buflen, buf);
+	if (ret != SAA_OK) {
+		printk(KERN_ERR "%s() error, ret = 0x%x\n", __func__, ret);
+		goto out;
+	}
+
+	if (saa_debug & DBGLVL_API)
+		saa7164_dumphex16(dev, buf, (buflen/16)*16);
+
+	saa7164_api_dump_subdevs(dev, buf, buflen);
+
+out:
+	kfree(buf);
+	return ret;
+}
+
+int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
+	u32 datalen, u8 *data)
+{
+	struct saa7164_dev *dev = bus->dev;
+	u16 len = 0;
+	int unitid;
+	u32 regval;
+	u8 buf[256];
+	int ret;
+
+	dprintk(DBGLVL_API, "%s()\n", __func__);
+
+	if (reglen > 4)
+		return -EIO;
+
+	if (reglen == 1)
+		regval = *(reg);
+	else
+	if (reglen == 2)
+		regval = ((*(reg) << 8) || *(reg+1));
+	else
+	if (reglen == 3)
+		regval = ((*(reg) << 16) | (*(reg+1) << 8) | *(reg+2));
+	else
+	if (reglen == 4)
+		regval = ((*(reg) << 24) | (*(reg+1) << 16) |
+			(*(reg+2) << 8) | *(reg+3));
+
+	/* Prepare the send buffer */
+	/* Bytes 00-03 source register length
+	 *       04-07 source bytes to read
+	 *       08... register address
+	 */
+	memset(buf, 0, sizeof(buf));
+	memcpy((buf + 2 * sizeof(u32) + 0), reg, reglen);
+	*((u32 *)(buf + 0 * sizeof(u32))) = reglen;
+	*((u32 *)(buf + 1 * sizeof(u32))) = datalen;
+
+	unitid = saa7164_i2caddr_to_unitid(bus, addr);
+	if (unitid < 0) {
+		printk(KERN_ERR
+			"%s() error, cannot translate regaddr 0x%x to unitid\n",
+			__func__, addr);
+		return -EIO;
+	}
+
+	ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
+		EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
+	if (ret != SAA_OK) {
+		printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
+		return -EIO;
+	}
+
+	dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
+
+	if (saa_debug & DBGLVL_I2C)
+		saa7164_dumphex16(dev, buf, 2 * 16);
+
+	ret = saa7164_cmd_send(bus->dev, unitid, GET_CUR,
+		EXU_REGISTER_ACCESS_CONTROL, len, &buf);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
+	else {
+		if (saa_debug & DBGLVL_I2C)
+			saa7164_dumphex16(dev, buf, sizeof(buf));
+		memcpy(data, (buf + 2 * sizeof(u32) + reglen), datalen);
+	}
+
+	return ret == SAA_OK ? 0 : -EIO;
+}
+
+/* For a given 8 bit i2c address device, write the buffer */
+int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr, u32 datalen,
+	u8 *data)
+{
+	struct saa7164_dev *dev = bus->dev;
+	u16 len = 0;
+	int unitid;
+	int reglen;
+	u8 buf[256];
+	int ret;
+
+	dprintk(DBGLVL_API, "%s()\n", __func__);
+
+	if ((datalen == 0) || (datalen > 232))
+		return -EIO;
+
+	memset(buf, 0, sizeof(buf));
+
+	unitid = saa7164_i2caddr_to_unitid(bus, addr);
+	if (unitid < 0) {
+		printk(KERN_ERR
+			"%s() error, cannot translate regaddr 0x%x to unitid\n",
+			__func__, addr);
+		return -EIO;
+	}
+
+	reglen = saa7164_i2caddr_to_reglen(bus, addr);
+	if (unitid < 0) {
+		printk(KERN_ERR
+			"%s() error, cannot translate regaddr to reglen\n",
+			__func__);
+		return -EIO;
+	}
+
+	ret = saa7164_cmd_send(bus->dev, unitid, GET_LEN,
+		EXU_REGISTER_ACCESS_CONTROL, sizeof(len), &len);
+	if (ret != SAA_OK) {
+		printk(KERN_ERR "%s() error, ret(1) = 0x%x\n", __func__, ret);
+		return -EIO;
+	}
+
+	dprintk(DBGLVL_API, "%s() len = %d bytes\n", __func__, len);
+
+	/* Prepare the send buffer */
+	/* Bytes 00-03 dest register length
+	 *       04-07 dest bytes to write
+	 *       08... register address
+	 */
+	*((u32 *)(buf + 0 * sizeof(u32))) = reglen;
+	*((u32 *)(buf + 1 * sizeof(u32))) = datalen - reglen;
+	memcpy((buf + 2 * sizeof(u32)), data, datalen);
+
+	if (saa_debug & DBGLVL_I2C)
+		saa7164_dumphex16(dev, buf, sizeof(buf));
+
+	ret = saa7164_cmd_send(bus->dev, unitid, SET_CUR,
+		EXU_REGISTER_ACCESS_CONTROL, len, &buf);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret(2) = 0x%x\n", __func__, ret);
+
+	return ret == SAA_OK ? 0 : -EIO;
+}
+
+
+int saa7164_api_modify_gpio(struct saa7164_dev *dev, u8 unitid,
+	u8 pin, u8 state)
+{
+	int ret;
+	tmComResGPIO_t t;
+
+	dprintk(DBGLVL_API, "%s(0x%x, %d, %d)\n",
+		__func__, unitid, pin, state);
+
+	if ((pin > 7) || (state > 2))
+		return SAA_ERR_BAD_PARAMETER;
+
+	t.pin = pin;
+	t.state = state;
+
+	ret = saa7164_cmd_send(dev, unitid, SET_CUR,
+		EXU_GPIO_CONTROL, sizeof(t), &t);
+	if (ret != SAA_OK)
+		printk(KERN_ERR "%s() error, ret = 0x%x\n",
+			__func__, ret);
+
+	return ret;
+}
+
+int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid,
+	u8 pin)
+{
+	return saa7164_api_modify_gpio(dev, unitid, pin, 1);
+}
+
+int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid,
+	u8 pin)
+{
+	return saa7164_api_modify_gpio(dev, unitid, pin, 0);
+}
+
+
+
diff --git a/drivers/media/video/saa7164/saa7164-buffer.c b/drivers/media/video/saa7164/saa7164-buffer.c
new file mode 100644
index 000000000000..9ca5c83d165b
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-buffer.c
@@ -0,0 +1,155 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "saa7164.h"
+
+/* The PCI address space for buffer handling looks like this:
+
+ +-u32 wide-------------+
+ |                      +
+ +-u64 wide------------------------------------+
+ +                                             +
+ +----------------------+
+ | CurrentBufferPtr     + Pointer to current PCI buffer >-+
+ +----------------------+                                 |
+ | Unused               +                                 |
+ +----------------------+                                 |
+ | Pitch                + = 188 (bytes)                   |
+ +----------------------+                                 |
+ | PCI buffer size      + = pitch * number of lines (312) |
+ +----------------------+                                 |
+ |0| Buf0 Write Offset  +                                 |
+ +----------------------+                                 v
+ |1| Buf1 Write Offset  +                                 |
+ +----------------------+                                 |
+ |2| Buf2 Write Offset  +                                 |
+ +----------------------+                                 |
+ |3| Buf3 Write Offset  +                                 |
+ +----------------------+                                 |
+ ... More write offsets                                   |
+ +---------------------------------------------+          |
+ +0| set of ptrs to PCI pagetables             +          |
+ +---------------------------------------------+          |
+ +1| set of ptrs to PCI pagetables             + <--------+
+ +---------------------------------------------+
+ +2| set of ptrs to PCI pagetables             +
+ +---------------------------------------------+
+ +3| set of ptrs to PCI pagetables             + >--+
+ +---------------------------------------------+    |
+ ... More buffer pointers                           |  +----------------+
+						    +->| pt[0] TS data  |
+						    |  +----------------+
+						    |
+						    |  +----------------+
+						    +->| pt[1] TS data  |
+						    |  +----------------+
+						    | etc
+ */
+
+/* Allocate a new buffer structure and associated PCI space in bytes.
+ * len must be a multiple of sizeof(u64)
+ */
+struct saa7164_buffer *saa7164_buffer_alloc(struct saa7164_tsport *port,
+	u32 len)
+{
+	struct saa7164_buffer *buf = 0;
+	struct saa7164_dev *dev = port->dev;
+	int i;
+
+	if ((len == 0) || (len >= 65536) || (len % sizeof(u64))) {
+		log_warn("%s() SAA_ERR_BAD_PARAMETER\n", __func__);
+		goto ret;
+	}
+
+	buf = kzalloc(sizeof(struct saa7164_buffer), GFP_KERNEL);
+	if (buf == NULL) {
+		log_warn("%s() SAA_ERR_NO_RESOURCES\n", __func__);
+		goto ret;
+	}
+
+	buf->port = port;
+	buf->flags = SAA7164_BUFFER_FREE;
+	/* TODO: arg len is being ignored */
+	buf->pci_size = SAA7164_PT_ENTRIES * 0x1000;
+	buf->pt_size = (SAA7164_PT_ENTRIES * sizeof(u64)) + 0x1000;
+
+	/* Allocate contiguous memory */
+	buf->cpu = pci_alloc_consistent(port->dev->pci, buf->pci_size,
+		&buf->dma);
+	if (!buf->cpu)
+		goto fail1;
+
+	buf->pt_cpu = pci_alloc_consistent(port->dev->pci, buf->pt_size,
+		&buf->pt_dma);
+	if (!buf->pt_cpu)
+		goto fail2;
+
+	/* init the buffers to a known pattern, easier during debugging */
+	memset(buf->cpu, 0xff, buf->pci_size);
+	memset(buf->pt_cpu, 0xff, buf->pt_size);
+
+	dprintk(DBGLVL_BUF, "%s()   allocated buffer @ 0x%p\n", __func__, buf);
+	dprintk(DBGLVL_BUF, "  pci_cpu @ 0x%p    dma @ 0x%08lx len = 0x%x\n",
+		buf->cpu, (long)buf->dma, buf->pci_size);
+	dprintk(DBGLVL_BUF, "   pt_cpu @ 0x%p pt_dma @ 0x%08lx len = 0x%x\n",
+		buf->pt_cpu, (long)buf->pt_dma, buf->pt_size);
+
+	/* Format the Page Table Entries to point into the data buffer */
+	for (i = 0 ; i < SAA7164_PT_ENTRIES; i++) {
+
+		*(buf->pt_cpu + i) = buf->dma + (i * 0x1000); /* TODO */
+
+	}
+
+	goto ret;
+
+fail2:
+	pci_free_consistent(port->dev->pci, buf->pci_size, buf->cpu, buf->dma);
+fail1:
+	kfree(buf);
+
+	buf = 0;
+ret:
+	return buf;
+}
+
+int saa7164_buffer_dealloc(struct saa7164_tsport *port,
+	struct saa7164_buffer *buf)
+{
+	struct saa7164_dev *dev = port->dev;
+
+	if ((buf == 0) || (port == 0))
+		return SAA_ERR_BAD_PARAMETER;
+
+	dprintk(DBGLVL_BUF, "%s() deallocating buffer @ 0x%p\n", __func__, buf);
+
+	if (buf->flags != SAA7164_BUFFER_FREE)
+		log_warn(" freeing a non-free buffer\n");
+
+	pci_free_consistent(port->dev->pci, buf->pci_size, buf->cpu, buf->dma);
+	pci_free_consistent(port->dev->pci, buf->pt_size, buf->pt_cpu,
+		buf->pt_dma);
+
+	kfree(buf);
+
+	return SAA_OK;
+}
+
diff --git a/drivers/media/video/saa7164/saa7164-bus.c b/drivers/media/video/saa7164/saa7164-bus.c
new file mode 100644
index 000000000000..83a04640a25a
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-bus.c
@@ -0,0 +1,448 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "saa7164.h"
+
+/* The message bus to/from the firmware is a ring buffer in PCI address
+ * space. Establish the defaults.
+ */
+int saa7164_bus_setup(struct saa7164_dev *dev)
+{
+	tmComResBusInfo_t *b	= &dev->bus;
+
+	mutex_init(&b->lock);
+
+	b->Type			= TYPE_BUS_PCIe;
+	b->m_wMaxReqSize	= SAA_DEVICE_MAXREQUESTSIZE;
+
+	b->m_pdwSetRing		= (u8 *)(dev->bmmio +
+		((u32)dev->busdesc.CommandRing));
+
+	b->m_dwSizeSetRing	= SAA_DEVICE_BUFFERBLOCKSIZE;
+
+	b->m_pdwGetRing		= (u8 *)(dev->bmmio +
+		((u32)dev->busdesc.ResponseRing));
+
+	b->m_dwSizeGetRing	= SAA_DEVICE_BUFFERBLOCKSIZE;
+
+	b->m_pdwSetWritePos	= (u32 *)((u8 *)(dev->bmmio +
+		((u32)dev->intfdesc.BARLocation) + (2 * sizeof(u64))));
+
+	b->m_pdwSetReadPos	= (u32 *)((u8 *)b->m_pdwSetWritePos +
+		1 * sizeof(u32));
+
+	b->m_pdwGetWritePos	= (u32 *)((u8 *)b->m_pdwSetWritePos +
+		2 * sizeof(u32));
+
+	b->m_pdwGetReadPos	= (u32 *)((u8 *)b->m_pdwSetWritePos +
+		3 * sizeof(u32));
+
+	return 0;
+}
+
+void saa7164_bus_dump(struct saa7164_dev *dev)
+{
+	tmComResBusInfo_t *b = &dev->bus;
+
+	dprintk(DBGLVL_BUS, "Dumping the bus structure:\n");
+	dprintk(DBGLVL_BUS, " .type             = %d\n", b->Type);
+	dprintk(DBGLVL_BUS, " .dev->bmmio       = 0x%p\n", dev->bmmio);
+	dprintk(DBGLVL_BUS, " .m_wMaxReqSize    = 0x%x\n", b->m_wMaxReqSize);
+	dprintk(DBGLVL_BUS, " .m_pdwSetRing     = 0x%p\n", b->m_pdwSetRing);
+	dprintk(DBGLVL_BUS, " .m_dwSizeSetRing  = 0x%x\n", b->m_dwSizeSetRing);
+	dprintk(DBGLVL_BUS, " .m_pdwGetRing     = 0x%p\n", b->m_pdwGetRing);
+	dprintk(DBGLVL_BUS, " .m_dwSizeGetRing  = 0x%x\n", b->m_dwSizeGetRing);
+
+	dprintk(DBGLVL_BUS, " .m_pdwSetWritePos = 0x%p (0x%08x)\n",
+		b->m_pdwSetWritePos, *b->m_pdwSetWritePos);
+
+	dprintk(DBGLVL_BUS, " .m_pdwSetReadPos  = 0x%p (0x%08x)\n",
+		b->m_pdwSetReadPos, *b->m_pdwSetReadPos);
+
+	dprintk(DBGLVL_BUS, " .m_pdwGetWritePos = 0x%p (0x%08x)\n",
+		b->m_pdwGetWritePos, *b->m_pdwGetWritePos);
+
+	dprintk(DBGLVL_BUS, " .m_pdwGetReadPos  = 0x%p (0x%08x)\n",
+		b->m_pdwGetReadPos, *b->m_pdwGetReadPos);
+}
+
+void saa7164_bus_dumpmsg(struct saa7164_dev *dev, tmComResInfo_t* m, void *buf)
+{
+	dprintk(DBGLVL_BUS, "Dumping msg structure:\n");
+	dprintk(DBGLVL_BUS, " .id               = %d\n",   m->id);
+	dprintk(DBGLVL_BUS, " .flags            = 0x%x\n", m->flags);
+	dprintk(DBGLVL_BUS, " .size             = 0x%x\n", m->size);
+	dprintk(DBGLVL_BUS, " .command          = 0x%x\n", m->command);
+	dprintk(DBGLVL_BUS, " .controlselector  = 0x%x\n", m->controlselector);
+	dprintk(DBGLVL_BUS, " .seqno            = %d\n",   m->seqno);
+	if (buf)
+		dprintk(DBGLVL_BUS, " .buffer (ignored)\n");
+}
+
+/*
+ * Places a command or a response on the bus. The implementation does not
+ * know if it is a command or a response it just places the data on the
+ * bus depending on the bus information given in the tmComResBusInfo_t
+ * structure. If the command or response does not fit into the bus ring
+ * buffer it will be refused.
+ *
+ * Return Value:
+ *  SAA_OK     The function executed successfully.
+ *  < 0        One or more members are not initialized.
+ */
+int saa7164_bus_set(struct saa7164_dev *dev, tmComResInfo_t* msg, void *buf)
+{
+	tmComResBusInfo_t *bus = &dev->bus;
+	u32 bytes_to_write, read_distance, timeout, curr_srp, curr_swp;
+	u32 new_swp, space_rem;
+	int ret = SAA_ERR_BAD_PARAMETER;
+
+	if (!msg) {
+		printk(KERN_ERR "%s() !msg\n", __func__);
+		return SAA_ERR_BAD_PARAMETER;
+	}
+
+	dprintk(DBGLVL_BUS, "%s()\n", __func__);
+
+	msg->size = cpu_to_le16(msg->size);
+	msg->command = cpu_to_le16(msg->command);
+	msg->controlselector = cpu_to_le16(msg->controlselector);
+
+	if (msg->size > dev->bus.m_wMaxReqSize) {
+		printk(KERN_ERR "%s() Exceeded dev->bus.m_wMaxReqSize\n",
+			__func__);
+		return SAA_ERR_BAD_PARAMETER;
+	}
+
+	if ((msg->size > 0) && (buf == 0)) {
+		printk(KERN_ERR "%s() Missing message buffer\n", __func__);
+		return SAA_ERR_BAD_PARAMETER;
+	}
+
+	/* Lock the bus from any other access */
+	mutex_lock(&bus->lock);
+
+	bytes_to_write = sizeof(*msg) + msg->size;
+	read_distance = 0;
+	timeout = SAA_BUS_TIMEOUT;
+	curr_srp = le32_to_cpu(*bus->m_pdwSetReadPos);
+	curr_swp = le32_to_cpu(*bus->m_pdwSetWritePos);
+
+	/* Deal with ring wrapping issues */
+	if (curr_srp > curr_swp)
+		/* The ring has not wrapped yet */
+		read_distance = curr_srp - curr_swp;
+	else
+		/* Deal with the wrapped ring */
+		read_distance = (curr_srp + bus->m_dwSizeSetRing) - curr_swp;
+
+	dprintk(DBGLVL_BUS, "%s() bytes_to_write = %d\n", __func__,
+		bytes_to_write);
+
+	dprintk(DBGLVL_BUS, "%s() read_distance = %d\n", __func__,
+		read_distance);
+
+	dprintk(DBGLVL_BUS, "%s() curr_srp = %x\n", __func__, curr_srp);
+	dprintk(DBGLVL_BUS, "%s() curr_swp = %x\n", __func__, curr_swp);
+
+	/* Process the msg and write the content onto the bus */
+	while (bytes_to_write >= read_distance) {
+
+		if (timeout-- == 0) {
+			printk(KERN_ERR "%s() bus timeout\n", __func__);
+			ret = SAA_ERR_NO_RESOURCES;
+			goto out;
+		}
+
+		/* TODO: Review this delay, efficient? */
+		/* Wait, allowing the hardware fetch time */
+		mdelay(1);
+
+		/* Check the space usage again */
+		curr_srp = le32_to_cpu(*bus->m_pdwSetReadPos);
+
+		/* Deal with ring wrapping issues */
+		if (curr_srp > curr_swp)
+			/* Read didn't wrap around the buffer */
+			read_distance = curr_srp - curr_swp;
+		else
+			/* Deal with the wrapped ring */
+			read_distance = (curr_srp + bus->m_dwSizeSetRing) -
+				curr_swp;
+
+	}
+
+	/* Calculate the new write position */
+	new_swp = curr_swp + bytes_to_write;
+
+	dprintk(DBGLVL_BUS, "%s() new_swp = %x\n", __func__, new_swp);
+	dprintk(DBGLVL_BUS, "%s() bus->m_dwSizeSetRing = %x\n", __func__,
+		bus->m_dwSizeSetRing);
+
+	/* Mental Note: line 462 tmmhComResBusPCIe.cpp */
+
+	/* Check if we're going to wrap again */
+	if (new_swp > bus->m_dwSizeSetRing) {
+
+		/* Ring wraps */
+		new_swp -= bus->m_dwSizeSetRing;
+
+		space_rem = bus->m_dwSizeSetRing - curr_swp;
+
+		dprintk(DBGLVL_BUS, "%s() space_rem = %x\n", __func__,
+			space_rem);
+
+		dprintk(DBGLVL_BUS, "%s() sizeof(*msg) = %d\n", __func__,
+			(u32)sizeof(*msg));
+
+		if (space_rem < sizeof(*msg)) {
+			dprintk(DBGLVL_BUS, "%s() tr4\n", __func__);
+
+			/* Split the msg into pieces as the ring wraps */
+			memcpy(bus->m_pdwSetRing + curr_swp, msg, space_rem);
+			memcpy(bus->m_pdwSetRing, (u8 *)msg + space_rem,
+				sizeof(*msg) - space_rem);
+
+			memcpy(bus->m_pdwSetRing + sizeof(*msg) - space_rem,
+				buf, msg->size);
+
+		} else if (space_rem == sizeof(*msg)) {
+			dprintk(DBGLVL_BUS, "%s() tr5\n", __func__);
+
+			/* Additional data at the beginning of the ring */
+			memcpy(bus->m_pdwSetRing + curr_swp, msg, sizeof(*msg));
+			memcpy(bus->m_pdwSetRing, buf, msg->size);
+
+		} else {
+			/* Additional data wraps around the ring */
+			memcpy(bus->m_pdwSetRing + curr_swp, msg, sizeof(*msg));
+			if (msg->size > 0) {
+				memcpy(bus->m_pdwSetRing + curr_swp +
+					sizeof(*msg), buf, space_rem -
+					sizeof(*msg));
+				memcpy(bus->m_pdwSetRing, (u8 *)buf +
+					space_rem - sizeof(*msg),
+					bytes_to_write - space_rem);
+			}
+
+		}
+
+	} /* (new_swp > bus->m_dwSizeSetRing) */
+	else {
+		dprintk(DBGLVL_BUS, "%s() tr6\n", __func__);
+
+		/* The ring buffer doesn't wrap, two simple copies */
+		memcpy(bus->m_pdwSetRing + curr_swp, msg, sizeof(*msg));
+		memcpy(bus->m_pdwSetRing + curr_swp + sizeof(*msg), buf,
+			msg->size);
+	}
+
+	dprintk(DBGLVL_BUS, "%s() new_swp = %x\n", __func__, new_swp);
+
+	/* TODO: Convert all of the direct PCI writes into
+	 * saa7164_writel/b calls for consistency.
+	 */
+
+	/* Update the bus write position */
+	*bus->m_pdwSetWritePos = cpu_to_le32(new_swp);
+	ret = SAA_OK;
+
+out:
+	mutex_unlock(&bus->lock);
+	return ret;
+}
+
+/*
+ * Receive a command or a response from the bus. The implementation does not
+ * know if it is a command or a response it simply dequeues the data,
+ * depending on the bus information given in the tmComResBusInfo_t structure.
+ *
+ * Return Value:
+ *  0          The function executed successfully.
+ *  < 0        One or more members are not initialized.
+ */
+int saa7164_bus_get(struct saa7164_dev *dev, tmComResInfo_t* msg, void *buf,
+	int peekonly)
+{
+	tmComResBusInfo_t *bus = &dev->bus;
+	u32 bytes_to_read, write_distance, curr_grp, curr_gwp,
+		new_grp, buf_size, space_rem;
+	tmComResInfo_t msg_tmp;
+	int ret = SAA_ERR_BAD_PARAMETER;
+
+	if (msg == 0)
+		return ret;
+
+	if (msg->size > dev->bus.m_wMaxReqSize) {
+		printk(KERN_ERR "%s() Exceeded dev->bus.m_wMaxReqSize\n",
+			__func__);
+		return ret;
+	}
+
+	if ((peekonly == 0) && (msg->size > 0) && (buf == 0)) {
+		printk(KERN_ERR
+			"%s() Missing msg buf, size should be %d bytes\n",
+			__func__, msg->size);
+		return ret;
+	}
+
+	mutex_lock(&bus->lock);
+
+	/* Peek the bus to see if a msg exists, if it's not what we're expecting
+	 * then return cleanly else read the message from the bus.
+	 */
+	curr_gwp = le32_to_cpu(*bus->m_pdwGetWritePos);
+	curr_grp = le32_to_cpu(*bus->m_pdwGetReadPos);
+
+	if (curr_gwp == curr_grp) {
+		dprintk(DBGLVL_BUS, "%s() No message on the bus\n", __func__);
+		ret = SAA_ERR_EMPTY;
+		goto out;
+	}
+
+	bytes_to_read = sizeof(*msg);
+
+	/* Calculate write distance to current read position */
+	write_distance = 0;
+	if (curr_gwp >= curr_grp)
+		/* Write doesn't wrap around the ring */
+		write_distance = curr_gwp - curr_grp;
+	else
+		/* Write wraps around the ring */
+		write_distance = curr_gwp + bus->m_dwSizeGetRing - curr_grp;
+
+	if (bytes_to_read > write_distance) {
+		printk(KERN_ERR "%s() No message/response found\n", __func__);
+		ret = SAA_ERR_INVALID_COMMAND;
+		goto out;
+	}
+
+	/* Calculate the new read position */
+	new_grp = curr_grp + bytes_to_read;
+	if (new_grp > bus->m_dwSizeGetRing) {
+
+		/* Ring wraps */
+		new_grp -= bus->m_dwSizeGetRing;
+		space_rem = bus->m_dwSizeGetRing - curr_grp;
+
+		memcpy(&msg_tmp, bus->m_pdwGetRing + curr_grp, space_rem);
+		memcpy((u8 *)&msg_tmp + space_rem, bus->m_pdwGetRing,
+			bytes_to_read - space_rem);
+
+	} else {
+		/* No wrapping */
+		memcpy(&msg_tmp, bus->m_pdwGetRing + curr_grp, bytes_to_read);
+	}
+
+	/* No need to update the read positions, because this was a peek */
+	/* If the caller specifically want to peek, return */
+	if (peekonly) {
+		memcpy(msg, &msg_tmp, sizeof(*msg));
+		goto peekout;
+	}
+
+	/* Check if the command/response matches what is expected */
+	if ((msg_tmp.id != msg->id) || (msg_tmp.command != msg->command) ||
+		(msg_tmp.controlselector != msg->controlselector) ||
+		(msg_tmp.seqno != msg->seqno) || (msg_tmp.size != msg->size)) {
+
+		printk(KERN_ERR "%s() Unexpected msg miss-match\n", __func__);
+		saa7164_bus_dumpmsg(dev, msg, buf);
+		saa7164_bus_dumpmsg(dev, &msg_tmp, 0);
+		ret = SAA_ERR_INVALID_COMMAND;
+		goto out;
+	}
+
+	/* Get the actual command and response from the bus */
+	buf_size = msg->size;
+
+	bytes_to_read = sizeof(*msg) + msg->size;
+	/* Calculate write distance to current read position */
+	write_distance = 0;
+	if (curr_gwp >= curr_grp)
+		/* Write doesn't wrap around the ring */
+		write_distance = curr_gwp - curr_grp;
+	else
+		/* Write wraps around the ring */
+		write_distance = curr_gwp + bus->m_dwSizeGetRing - curr_grp;
+
+	if (bytes_to_read > write_distance) {
+		printk(KERN_ERR "%s() Invalid bus state, missing msg "
+			"or mangled ring, faulty H/W / bad code?\n", __func__);
+		ret = SAA_ERR_INVALID_COMMAND;
+		goto out;
+	}
+
+	/* Calculate the new read position */
+	new_grp = curr_grp + bytes_to_read;
+	if (new_grp > bus->m_dwSizeGetRing) {
+
+		/* Ring wraps */
+		new_grp -= bus->m_dwSizeGetRing;
+		space_rem = bus->m_dwSizeGetRing - curr_grp;
+
+		if (space_rem < sizeof(*msg)) {
+			/* msg wraps around the ring */
+			memcpy(msg, bus->m_pdwGetRing + curr_grp, space_rem);
+			memcpy((u8 *)msg + space_rem, bus->m_pdwGetRing,
+				sizeof(*msg) - space_rem);
+			if (buf)
+				memcpy(buf, bus->m_pdwGetRing + sizeof(*msg) -
+					space_rem, buf_size);
+
+		} else if (space_rem == sizeof(*msg)) {
+			memcpy(msg, bus->m_pdwGetRing + curr_grp, sizeof(*msg));
+			if (buf)
+				memcpy(buf, bus->m_pdwGetRing, buf_size);
+		} else {
+			/* Additional data wraps around the ring */
+			memcpy(msg, bus->m_pdwGetRing + curr_grp, sizeof(*msg));
+			if (buf) {
+				memcpy(buf, bus->m_pdwGetRing + curr_grp +
+					sizeof(*msg), space_rem - sizeof(*msg));
+				memcpy(buf + space_rem - sizeof(*msg),
+					bus->m_pdwGetRing, bytes_to_read -
+					space_rem);
+			}
+
+		}
+
+	} else {
+		/* No wrapping */
+		memcpy(msg, bus->m_pdwGetRing + curr_grp, sizeof(*msg));
+		if (buf)
+			memcpy(buf, bus->m_pdwGetRing + curr_grp + sizeof(*msg),
+				buf_size);
+	}
+
+	/* Update the read positions, adjusting the ring */
+	*bus->m_pdwGetReadPos = cpu_to_le32(new_grp);
+
+peekout:
+	msg->size = le16_to_cpu(msg->size);
+	msg->command = le16_to_cpu(msg->command);
+	msg->controlselector = le16_to_cpu(msg->controlselector);
+	ret = SAA_OK;
+out:
+	mutex_unlock(&bus->lock);
+	return ret;
+}
+
diff --git a/drivers/media/video/saa7164/saa7164-cards.c b/drivers/media/video/saa7164/saa7164-cards.c
new file mode 100644
index 000000000000..a3c299405f46
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-cards.c
@@ -0,0 +1,624 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+
+#include "saa7164.h"
+
+/* The Bridge API needs to understand register widths (in bytes) for the
+ * attached I2C devices, so we can simplify the virtual i2c mechansms
+ * and keep the -i2c.c implementation clean.
+ */
+#define REGLEN_8bit	1
+#define REGLEN_16bit	2
+
+struct saa7164_board saa7164_boards[] = {
+	[SAA7164_BOARD_UNKNOWN] = {
+		/* Bridge will not load any firmware, without knowing
+		 * the rev this would be fatal. */
+		.name		= "Unknown",
+	},
+	[SAA7164_BOARD_UNKNOWN_REV2] = {
+		/* Bridge will load the v2 f/w and dump descriptors */
+		/* Required during new board bringup */
+		.name		= "Generic Rev2",
+		.chiprev	= SAA7164_CHIP_REV2,
+	},
+	[SAA7164_BOARD_UNKNOWN_REV3] = {
+		/* Bridge will load the v2 f/w and dump descriptors */
+		/* Required during new board bringup */
+		.name		= "Generic Rev3",
+		.chiprev	= SAA7164_CHIP_REV3,
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2200] = {
+		.name		= "Hauppauge WinTV-HVR2200",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV3,
+		.unit		= {{
+			.id		= 0x1d,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1b,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1e,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x10 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1f,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x12 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2200_2] = {
+		.name		= "Hauppauge WinTV-HVR2200",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV2,
+		.unit		= {{
+			.id		= 0x06,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x05,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x10 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1e,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1f,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x12 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2200_3] = {
+		.name		= "Hauppauge WinTV-HVR2200",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV2,
+		.unit		= {{
+			.id		= 0x1d,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x05,
+			.type		= SAA7164_UNIT_ANALOG_DEMODULATOR,
+			.name		= "TDA8290-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x84 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1b,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1c,
+			.type		= SAA7164_UNIT_ANALOG_DEMODULATOR,
+			.name		= "TDA8290-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x84 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1e,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x10 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1f,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "TDA10048-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x12 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2250] = {
+		.name		= "Hauppauge WinTV-HVR2250",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV3,
+		.unit		= {{
+			.id		= 0x22,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x07,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x08,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x1e,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x20,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x23,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2250_2] = {
+		.name		= "Hauppauge WinTV-HVR2250",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV3,
+		.unit		= {{
+			.id		= 0x28,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x07,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x08,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x24,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x26,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x29,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+	[SAA7164_BOARD_HAUPPAUGE_HVR2250_3] = {
+		.name		= "Hauppauge WinTV-HVR2250",
+		.porta		= SAA7164_MPEG_DVB,
+		.portb		= SAA7164_MPEG_DVB,
+		.chiprev	= SAA7164_CHIP_REV3,
+		.unit		= {{
+			.id		= 0x26,
+			.type		= SAA7164_UNIT_EEPROM,
+			.name		= "4K EEPROM",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_0,
+			.i2c_bus_addr	= 0xa0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x04,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-1",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x07,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x08,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-1 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_1,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x22,
+			.type		= SAA7164_UNIT_TUNER,
+			.name		= "TDA18271-2",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0xc0 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x24,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (TOP)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x32 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		}, {
+			.id		= 0x27,
+			.type		= SAA7164_UNIT_DIGITAL_DEMODULATOR,
+			.name		= "CX24228/S5H1411-2 (QAM)",
+			.i2c_bus_nr	= SAA7164_I2C_BUS_2,
+			.i2c_bus_addr	= 0x34 >> 1,
+			.i2c_reg_len	= REGLEN_8bit,
+		} },
+	},
+};
+const unsigned int saa7164_bcount = ARRAY_SIZE(saa7164_boards);
+
+/* ------------------------------------------------------------------ */
+/* PCI subsystem IDs                                                  */
+
+struct saa7164_subid saa7164_subids[] = {
+	{
+		.subvendor = 0x0070,
+		.subdevice = 0x8880,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2250,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8810,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2250,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8980,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2200,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8900,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2200_2,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8901,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2200_3,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x88A1,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_3,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8891,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_2,
+	}, {
+		.subvendor = 0x0070,
+		.subdevice = 0x8851,
+		.card      = SAA7164_BOARD_HAUPPAUGE_HVR2250_2,
+	},
+};
+const unsigned int saa7164_idcount = ARRAY_SIZE(saa7164_subids);
+
+void saa7164_card_list(struct saa7164_dev *dev)
+{
+	int i;
+
+	if (0 == dev->pci->subsystem_vendor &&
+	    0 == dev->pci->subsystem_device) {
+		printk(KERN_ERR
+			"%s: Board has no valid PCIe Subsystem ID and can't\n"
+			"%s: be autodetected. Pass card=<n> insmod option to\n"
+			"%s: workaround that. Send complaints to the vendor\n"
+			"%s: of the TV card. Best regards,\n"
+			"%s:         -- tux\n",
+			dev->name, dev->name, dev->name, dev->name, dev->name);
+	} else {
+		printk(KERN_ERR
+			"%s: Your board isn't known (yet) to the driver.\n"
+			"%s: Try to pick one of the existing card configs via\n"
+			"%s: card=<n> insmod option.  Updating to the latest\n"
+			"%s: version might help as well.\n",
+			dev->name, dev->name, dev->name, dev->name);
+	}
+
+	printk(KERN_ERR "%s: Here are valid choices for the card=<n> insmod "
+		"option:\n", dev->name);
+
+	for (i = 0; i < saa7164_bcount; i++)
+		printk(KERN_ERR "%s:    card=%d -> %s\n",
+		       dev->name, i, saa7164_boards[i].name);
+}
+
+/* TODO: clean this define up into the -cards.c structs */
+#define PCIEBRIDGE_UNITID 2
+
+void saa7164_gpio_setup(struct saa7164_dev *dev)
+{
+
+
+	switch (dev->board) {
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
+		/*
+		GPIO 2: s5h1411 / tda10048-1 demod reset
+		GPIO 3: s5h1411 / tda10048-2 demod reset
+		GPIO 7: IRBlaster Zilog reset
+		 */
+
+		/* Reset parts by going in and out of reset */
+		saa7164_api_clear_gpiobit(dev, PCIEBRIDGE_UNITID, 2);
+		saa7164_api_clear_gpiobit(dev, PCIEBRIDGE_UNITID, 3);
+
+		msleep(10);
+
+		saa7164_api_set_gpiobit(dev, PCIEBRIDGE_UNITID, 2);
+		saa7164_api_set_gpiobit(dev, PCIEBRIDGE_UNITID, 3);
+		break;
+	}
+
+}
+
+static void hauppauge_eeprom(struct saa7164_dev *dev, u8 *eeprom_data)
+{
+	struct tveeprom tv;
+
+	/* TODO: Assumption: eeprom on bus 0 */
+	tveeprom_hauppauge_analog(&dev->i2c_bus[0].i2c_client, &tv,
+		eeprom_data);
+
+	/* Make sure we support the board model */
+	switch (tv.model) {
+	case 88001:
+		/* Development board - Limit circulation */
+		/* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
+		 * ATSC/QAM (TDA18271/S5H1411) and basic analog, no IR, FM */
+	case 88021:
+		/* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
+		 * ATSC/QAM (TDA18271/S5H1411) and basic analog, MCE CIR, FM */
+		break;
+	case 88041:
+		/* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
+		 * ATSC/QAM (TDA18271/S5H1411) and basic analog, no IR, FM */
+		break;
+	case 88061:
+		/* WinTV-HVR2250 (PCIe, Retail, full-height bracket)
+		 * ATSC/QAM (TDA18271/S5H1411) and basic analog, FM */
+		break;
+	case 89519:
+	case 89609:
+		/* WinTV-HVR2200 (PCIe, Retail, full-height)
+		 * DVB-T (TDA18271/TDA10048) and basic analog, no IR */
+		break;
+	case 89619:
+		/* WinTV-HVR2200 (PCIe, Retail, half-height)
+		 * DVB-T (TDA18271/TDA10048) and basic analog, no IR */
+		break;
+	default:
+		printk(KERN_ERR "%s: Warning: Unknown Hauppauge model #%d\n",
+			dev->name, tv.model);
+		break;
+	}
+
+	printk(KERN_INFO "%s: Hauppauge eeprom: model=%d\n", dev->name,
+		tv.model);
+}
+
+void saa7164_card_setup(struct saa7164_dev *dev)
+{
+	static u8 eeprom[256];
+
+	if (dev->i2c_bus[0].i2c_rc == 0) {
+		if (saa7164_api_read_eeprom(dev, &eeprom[0],
+			sizeof(eeprom)) < 0)
+			return;
+	}
+
+	switch (dev->board) {
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
+		hauppauge_eeprom(dev, &eeprom[0]);
+		break;
+	}
+}
+
+/* With most other drivers, the kernel expects to communicate with subdrivers
+ * through i2c. This bridge does not allow that, it does not expose any direct
+ * access to I2C. Instead we have to communicate through the device f/w for
+ * register access to 'processing units'. Each unit has a unique
+ * id, regardless of how the physical implementation occurs across
+ * the three physical i2c busses. The being said if we want leverge of
+ * the existing kernel drivers for tuners and demods we have to 'speak i2c',
+ * to this bridge implements 3 virtual i2c buses. This is a helper function
+ * for those.
+ *
+ * Description: Translate the kernels notion of an i2c address and bus into
+ * the appropriate unitid.
+ */
+int saa7164_i2caddr_to_unitid(struct saa7164_i2c *bus, int addr)
+{
+	/* For a given bus and i2c device address, return the saa7164 unique
+	 * unitid. < 0 on error */
+
+	struct saa7164_dev *dev = bus->dev;
+	struct saa7164_unit *unit;
+	int i;
+
+	for (i = 0; i < SAA7164_MAX_UNITS; i++) {
+		unit = &saa7164_boards[dev->board].unit[i];
+
+		if (unit->type == SAA7164_UNIT_UNDEFINED)
+			continue;
+		if ((bus->nr == unit->i2c_bus_nr) &&
+			(addr == unit->i2c_bus_addr))
+			return unit->id;
+	}
+
+	return -1;
+}
+
+/* The 7164 API needs to know the i2c register length in advance.
+ * this is a helper function. Based on a specific chip addr and bus return the
+ * reg length.
+ */
+int saa7164_i2caddr_to_reglen(struct saa7164_i2c *bus, int addr)
+{
+	/* For a given bus and i2c device address, return the
+	 * saa7164 registry address width. < 0 on error
+	 */
+
+	struct saa7164_dev *dev = bus->dev;
+	struct saa7164_unit *unit;
+	int i;
+
+	for (i = 0; i < SAA7164_MAX_UNITS; i++) {
+		unit = &saa7164_boards[dev->board].unit[i];
+
+		if (unit->type == SAA7164_UNIT_UNDEFINED)
+			continue;
+
+		if ((bus->nr == unit->i2c_bus_nr) &&
+			(addr == unit->i2c_bus_addr))
+			return unit->i2c_reg_len;
+	}
+
+	return -1;
+}
+/* TODO: implement a 'findeeprom' functio like the above and fix any other
+ * eeprom related todo's in -api.c.
+ */
+
+/* Translate a unitid into a x readable device name, for display purposes.  */
+char *saa7164_unitid_name(struct saa7164_dev *dev, u8 unitid)
+{
+	char *undefed = "UNDEFINED";
+	char *bridge = "BRIDGE";
+	struct saa7164_unit *unit;
+	int i;
+
+	if (unitid == 0)
+		return bridge;
+
+	for (i = 0; i < SAA7164_MAX_UNITS; i++) {
+		unit = &saa7164_boards[dev->board].unit[i];
+
+		if (unit->type == SAA7164_UNIT_UNDEFINED)
+			continue;
+
+		if (unitid == unit->id)
+				return unit->name;
+	}
+
+	return undefed;
+}
+
diff --git a/drivers/media/video/saa7164/saa7164-cmd.c b/drivers/media/video/saa7164/saa7164-cmd.c
new file mode 100644
index 000000000000..9c1d3ac43869
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-cmd.c
@@ -0,0 +1,572 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/wait.h>
+
+#include "saa7164.h"
+
+int saa7164_cmd_alloc_seqno(struct saa7164_dev *dev)
+{
+	int i, ret = -1;
+
+	mutex_lock(&dev->lock);
+	for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) {
+		if (dev->cmds[i].inuse == 0) {
+			dev->cmds[i].inuse = 1;
+			dev->cmds[i].signalled = 0;
+			dev->cmds[i].timeout = 0;
+			ret = dev->cmds[i].seqno;
+			break;
+		}
+	}
+	mutex_unlock(&dev->lock);
+
+	return ret;
+}
+
+void saa7164_cmd_free_seqno(struct saa7164_dev *dev, u8 seqno)
+{
+	mutex_lock(&dev->lock);
+	if ((dev->cmds[seqno].inuse == 1) &&
+		(dev->cmds[seqno].seqno == seqno)) {
+		dev->cmds[seqno].inuse = 0;
+		dev->cmds[seqno].signalled = 0;
+		dev->cmds[seqno].timeout = 0;
+	}
+	mutex_unlock(&dev->lock);
+}
+
+void saa7164_cmd_timeout_seqno(struct saa7164_dev *dev, u8 seqno)
+{
+	mutex_lock(&dev->lock);
+	if ((dev->cmds[seqno].inuse == 1) &&
+		(dev->cmds[seqno].seqno == seqno)) {
+		dev->cmds[seqno].timeout = 1;
+	}
+	mutex_unlock(&dev->lock);
+}
+
+u32 saa7164_cmd_timeout_get(struct saa7164_dev *dev, u8 seqno)
+{
+	int ret = 0;
+
+	mutex_lock(&dev->lock);
+	if ((dev->cmds[seqno].inuse == 1) &&
+		(dev->cmds[seqno].seqno == seqno)) {
+		ret = dev->cmds[seqno].timeout;
+	}
+	mutex_unlock(&dev->lock);
+
+	return ret;
+}
+
+/* Commands to the f/w get marshelled to/from this code then onto the PCI
+ * -bus/c running buffer. */
+int saa7164_irq_dequeue(struct saa7164_dev *dev)
+{
+	int ret = SAA_OK;
+	u32 timeout;
+	wait_queue_head_t *q = 0;
+	dprintk(DBGLVL_CMD, "%s()\n", __func__);
+
+	/* While any outstand message on the bus exists... */
+	do {
+
+		/* Peek the msg bus */
+		tmComResInfo_t tRsp = { 0, 0, 0, 0, 0, 0 };
+		ret = saa7164_bus_get(dev, &tRsp, NULL, 1);
+		if (ret != SAA_OK)
+			break;
+
+		q = &dev->cmds[tRsp.seqno].wait;
+		timeout = saa7164_cmd_timeout_get(dev, tRsp.seqno);
+		dprintk(DBGLVL_CMD, "%s() timeout = %d\n", __func__, timeout);
+		if (!timeout) {
+			dprintk(DBGLVL_CMD,
+				"%s() signalled seqno(%d) (for dequeue)\n",
+				__func__, tRsp.seqno);
+			dev->cmds[tRsp.seqno].signalled = 1;
+			wake_up(q);
+		} else {
+			printk(KERN_ERR
+				"%s() found timed out command on the bus\n",
+					__func__);
+		}
+	} while (0);
+
+	return ret;
+}
+
+/* Commands to the f/w get marshelled to/from this code then onto the PCI
+ * -bus/c running buffer. */
+int saa7164_cmd_dequeue(struct saa7164_dev *dev)
+{
+	int loop = 1;
+	int ret;
+	u32 timeout;
+	wait_queue_head_t *q = 0;
+	u8 tmp[512];
+	dprintk(DBGLVL_CMD, "%s()\n", __func__);
+
+	while (loop) {
+
+		tmComResInfo_t tRsp = { 0, 0, 0, 0, 0, 0 };
+		ret = saa7164_bus_get(dev, &tRsp, NULL, 1);
+		if (ret == SAA_ERR_EMPTY)
+			return SAA_OK;
+
+		if (ret != SAA_OK)
+			return ret;
+
+		q = &dev->cmds[tRsp.seqno].wait;
+		timeout = saa7164_cmd_timeout_get(dev, tRsp.seqno);
+		dprintk(DBGLVL_CMD, "%s() timeout = %d\n", __func__, timeout);
+		if (timeout) {
+			printk(KERN_ERR "found timed out command on the bus\n");
+
+			/* Clean the bus */
+			ret = saa7164_bus_get(dev, &tRsp, &tmp, 0);
+			printk(KERN_ERR "ret = %x\n", ret);
+			if (ret == SAA_ERR_EMPTY)
+				/* Someone else already fetched the response */
+				return SAA_OK;
+
+			if (ret != SAA_OK)
+				return ret;
+
+			if (tRsp.flags & PVC_CMDFLAG_CONTINUE)
+				printk(KERN_ERR "split response\n");
+			else
+				saa7164_cmd_free_seqno(dev, tRsp.seqno);
+
+			printk(KERN_ERR " timeout continue\n");
+			continue;
+		}
+
+		dprintk(DBGLVL_CMD, "%s() signalled seqno(%d) (for dequeue)\n",
+			__func__, tRsp.seqno);
+		dev->cmds[tRsp.seqno].signalled = 1;
+		wake_up(q);
+		return SAA_OK;
+	}
+
+	return SAA_OK;
+}
+
+int saa7164_cmd_set(struct saa7164_dev *dev, tmComResInfo_t* msg, void *buf)
+{
+	tmComResBusInfo_t *bus = &dev->bus;
+	u8 cmd_sent;
+	u16 size, idx;
+	u32 cmds;
+	void *tmp;
+	int ret = -1;
+
+	if (!msg) {
+		printk(KERN_ERR "%s() !msg\n", __func__);
+		return SAA_ERR_BAD_PARAMETER;
+	}
+
+	mutex_lock(&dev->cmds[msg->id].lock);
+
+	size = msg->size;
+	idx = 0;
+	cmds = size / bus->m_wMaxReqSize;
+	if (size % bus->m_wMaxReqSize == 0)
+		cmds -= 1;
+
+	cmd_sent = 0;
+
+	/* Split the request into smaller chunks */
+	for (idx = 0; idx < cmds; idx++) {
+
+		msg->flags |= SAA_CMDFLAG_CONTINUE;
+		msg->size = bus->m_wMaxReqSize;
+		tmp = buf + idx * bus->m_wMaxReqSize;
+
+		ret = saa7164_bus_set(dev, msg, tmp);
+		if (ret != SAA_OK) {
+			printk(KERN_ERR "%s() set failed %d\n", __func__, ret);
+
+			if (cmd_sent) {
+				ret = SAA_ERR_BUSY;
+				goto out;
+			}
+			ret = SAA_ERR_OVERFLOW;
+			goto out;
+		}
+		cmd_sent = 1;
+	}
+
+	/* If not the last command... */
+	if (idx != 0)
+		msg->flags &= ~SAA_CMDFLAG_CONTINUE;
+
+	msg->size = size - idx * bus->m_wMaxReqSize;
+
+	ret = saa7164_bus_set(dev, msg, buf + idx * bus->m_wMaxReqSize);
+	if (ret != SAA_OK) {
+		printk(KERN_ERR "%s() set last failed %d\n", __func__, ret);
+
+		if (cmd_sent) {
+			ret = SAA_ERR_BUSY;
+			goto out;
+		}
+		ret = SAA_ERR_OVERFLOW;
+		goto out;
+	}
+	ret = SAA_OK;
+
+out:
+	mutex_unlock(&dev->cmds[msg->id].lock);
+	return ret;
+}
+
+/* Wait for a signal event, without holding a mutex. Either return TIMEOUT if
+ * the event never occured, or SAA_OK if it was signaled during the wait.
+ */
+int saa7164_cmd_wait(struct saa7164_dev *dev, u8 seqno)
+{
+	wait_queue_head_t *q = 0;
+	int ret = SAA_BUS_TIMEOUT;
+	unsigned long stamp;
+	int r;
+
+	if (saa_debug >= 4)
+		saa7164_bus_dump(dev);
+
+	dprintk(DBGLVL_CMD, "%s(seqno=%d)\n", __func__, seqno);
+
+	mutex_lock(&dev->lock);
+	if ((dev->cmds[seqno].inuse == 1) &&
+		(dev->cmds[seqno].seqno == seqno)) {
+		q = &dev->cmds[seqno].wait;
+	}
+	mutex_unlock(&dev->lock);
+
+	if (q) {
+		/* If we haven't been signalled we need to wait */
+		if (dev->cmds[seqno].signalled == 0) {
+			stamp = jiffies;
+			dprintk(DBGLVL_CMD,
+				"%s(seqno=%d) Waiting (signalled=%d)\n",
+				__func__, seqno, dev->cmds[seqno].signalled);
+
+			/* Wait for signalled to be flagged or timeout */
+			/* In a highly stressed system this can easily extend
+			 * into multiple seconds before the deferred worker
+			 * is scheduled, and we're woken up via signal.
+			 * We typically are signalled in < 50ms but it can
+			 * take MUCH longer.
+			 */
+			wait_event_timeout(*q, dev->cmds[seqno].signalled, (HZ * waitsecs));
+			r = time_before(jiffies, stamp + (HZ * waitsecs));
+			if (r)
+				ret = SAA_OK;
+			else
+				saa7164_cmd_timeout_seqno(dev, seqno);
+
+			dprintk(DBGLVL_CMD, "%s(seqno=%d) Waiting res = %d "
+				"(signalled=%d)\n", __func__, seqno, r,
+				dev->cmds[seqno].signalled);
+		} else
+			ret = SAA_OK;
+	} else
+		printk(KERN_ERR "%s(seqno=%d) seqno is invalid\n",
+			__func__, seqno);
+
+	return ret;
+}
+
+void saa7164_cmd_signal(struct saa7164_dev *dev, u8 seqno)
+{
+	int i;
+	dprintk(DBGLVL_CMD, "%s()\n", __func__);
+
+	mutex_lock(&dev->lock);
+	for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) {
+		if (dev->cmds[i].inuse == 1) {
+			dprintk(DBGLVL_CMD,
+				"seqno %d inuse, sig = %d, t/out = %d\n",
+				dev->cmds[i].seqno,
+				dev->cmds[i].signalled,
+				dev->cmds[i].timeout);
+		}
+	}
+
+	for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) {
+		if ((dev->cmds[i].inuse == 1) && ((i == 0) ||
+			(dev->cmds[i].signalled) || (dev->cmds[i].timeout))) {
+			dprintk(DBGLVL_CMD, "%s(seqno=%d) calling wake_up\n",
+				__func__, i);
+			dev->cmds[i].signalled = 1;
+			wake_up(&dev->cmds[i].wait);
+		}
+	}
+	mutex_unlock(&dev->lock);
+}
+
+int saa7164_cmd_send(struct saa7164_dev *dev, u8 id, tmComResCmd_t command,
+	u16 controlselector, u16 size, void *buf)
+{
+	tmComResInfo_t command_t, *pcommand_t;
+	tmComResInfo_t response_t, *presponse_t;
+	u8 errdata[256];
+	u16 resp_dsize;
+	u16 data_recd;
+	u32 loop;
+	int ret;
+	int safety = 0;
+
+	dprintk(DBGLVL_CMD, "%s(unitid = %s (%d) , command = 0x%x, "
+		"sel = 0x%x)\n", __func__, saa7164_unitid_name(dev, id), id,
+		command, controlselector);
+
+	if ((size == 0) || (buf == 0)) {
+		printk(KERN_ERR "%s() Invalid param\n", __func__);
+		return SAA_ERR_BAD_PARAMETER;
+	}
+
+	/* Prepare some basic command/response structures */
+	memset(&command_t, 0, sizeof(command_t));
+	memset(&response_t, 0, sizeof(response_t));
+	pcommand_t = &command_t;
+	presponse_t = &response_t;
+	command_t.id = id;
+	command_t.command = command;
+	command_t.controlselector = controlselector;
+	command_t.size = size;
+
+	/* Allocate a unique sequence number */
+	ret = saa7164_cmd_alloc_seqno(dev);
+	if (ret < 0) {
+		printk(KERN_ERR "%s() No free sequences\n", __func__);
+		ret = SAA_ERR_NO_RESOURCES;
+		goto out;
+	}
+
+	command_t.seqno = (u8)ret;
+
+	/* Send Command */
+	resp_dsize = size;
+	pcommand_t->size = size;
+
+	dprintk(DBGLVL_CMD, "%s() pcommand_t.seqno = %d\n",
+		__func__, pcommand_t->seqno);
+
+	dprintk(DBGLVL_CMD, "%s() pcommand_t.size = %d\n",
+		__func__, pcommand_t->size);
+
+	ret = saa7164_cmd_set(dev, pcommand_t, buf);
+	if (ret != SAA_OK) {
+		printk(KERN_ERR "%s() set command failed %d\n", __func__, ret);
+
+		if (ret != SAA_ERR_BUSY)
+			saa7164_cmd_free_seqno(dev, pcommand_t->seqno);
+		else
+			/* Flag a timeout, because at least one
+			 * command was sent */
+			saa7164_cmd_timeout_seqno(dev, pcommand_t->seqno);
+
+		goto out;
+	}
+
+	/* With split responses we have to collect the msgs piece by piece */
+	data_recd = 0;
+	loop = 1;
+	while (loop) {
+		dprintk(DBGLVL_CMD, "%s() loop\n", __func__);
+
+		ret = saa7164_cmd_wait(dev, pcommand_t->seqno);
+		dprintk(DBGLVL_CMD, "%s() loop ret = %d\n", __func__, ret);
+
+		/* if power is down and this is not a power command ... */
+
+		if (ret == SAA_BUS_TIMEOUT) {
+			printk(KERN_ERR "Event timed out\n");
+			saa7164_cmd_timeout_seqno(dev, pcommand_t->seqno);
+			return ret;
+		}
+
+		if (ret != SAA_OK) {
+			printk(KERN_ERR "spurious error\n");
+			return ret;
+		}
+
+		/* Peek response */
+		ret = saa7164_bus_get(dev, presponse_t, NULL, 1);
+		if (ret == SAA_ERR_EMPTY) {
+			dprintk(4, "%s() SAA_ERR_EMPTY\n", __func__);
+			continue;
+		}
+		if (ret != SAA_OK) {
+			printk(KERN_ERR "peek failed\n");
+			return ret;
+		}
+
+		dprintk(DBGLVL_CMD, "%s() presponse_t->seqno = %d\n",
+			__func__, presponse_t->seqno);
+
+		dprintk(DBGLVL_CMD, "%s() presponse_t->flags = 0x%x\n",
+			__func__, presponse_t->flags);
+
+		dprintk(DBGLVL_CMD, "%s() presponse_t->size = %d\n",
+			__func__, presponse_t->size);
+
+		/* Check if the response was for our command */
+		if (presponse_t->seqno != pcommand_t->seqno) {
+
+			dprintk(DBGLVL_CMD,
+				"wrong event: seqno = %d, "
+				"expected seqno = %d, "
+				"will dequeue regardless\n",
+				presponse_t->seqno, pcommand_t->seqno);
+
+			ret = saa7164_cmd_dequeue(dev);
+			if (ret != SAA_OK) {
+				printk(KERN_ERR "dequeue failed, ret = %d\n",
+					ret);
+				if (safety++ > 16) {
+					printk(KERN_ERR
+					"dequeue exceeded, safety exit\n");
+					return SAA_ERR_BUSY;
+				}
+			}
+
+			continue;
+		}
+
+		if ((presponse_t->flags & PVC_RESPONSEFLAG_ERROR) != 0) {
+
+			memset(&errdata[0], 0, sizeof(errdata));
+
+			ret = saa7164_bus_get(dev, presponse_t, &errdata[0], 0);
+			if (ret != SAA_OK) {
+				printk(KERN_ERR "get error(2)\n");
+				return ret;
+			}
+
+			saa7164_cmd_free_seqno(dev, pcommand_t->seqno);
+
+			dprintk(DBGLVL_CMD, "%s() errdata %02x%02x%02x%02x\n",
+				__func__, errdata[0], errdata[1], errdata[2],
+				errdata[3]);
+
+			/* Map error codes */
+			dprintk(DBGLVL_CMD, "%s() cmd, error code  = 0x%x\n",
+				__func__, errdata[0]);
+
+			switch (errdata[0]) {
+			case PVC_ERRORCODE_INVALID_COMMAND:
+				dprintk(DBGLVL_CMD, "%s() INVALID_COMMAND\n",
+					__func__);
+				ret = SAA_ERR_INVALID_COMMAND;
+				break;
+			case PVC_ERRORCODE_INVALID_DATA:
+				dprintk(DBGLVL_CMD, "%s() INVALID_DATA\n",
+					__func__);
+				ret = SAA_ERR_BAD_PARAMETER;
+				break;
+			case PVC_ERRORCODE_TIMEOUT:
+				dprintk(DBGLVL_CMD, "%s() TIMEOUT\n", __func__);
+				ret = SAA_ERR_TIMEOUT;
+				break;
+			case PVC_ERRORCODE_NAK:
+				dprintk(DBGLVL_CMD, "%s() NAK\n", __func__);
+				ret = SAA_ERR_NULL_PACKET;
+				break;
+			case PVC_ERRORCODE_UNKNOWN:
+			case PVC_ERRORCODE_INVALID_CONTROL:
+				dprintk(DBGLVL_CMD,
+					"%s() UNKNOWN OR INVALID CONTROL\n",
+					__func__);
+			default:
+				dprintk(DBGLVL_CMD, "%s() UNKNOWN\n", __func__);
+				ret = SAA_ERR_NOT_SUPPORTED;
+			}
+
+			/* See of other commands are on the bus */
+			if (saa7164_cmd_dequeue(dev) != SAA_OK)
+				printk(KERN_ERR "dequeue(2) failed\n");
+
+			return ret;
+		}
+
+		/* If response is invalid */
+		if ((presponse_t->id != pcommand_t->id) ||
+			(presponse_t->command != pcommand_t->command) ||
+			(presponse_t->controlselector !=
+				pcommand_t->controlselector) ||
+			(((resp_dsize - data_recd) != presponse_t->size) &&
+				!(presponse_t->flags & PVC_CMDFLAG_CONTINUE)) ||
+			((resp_dsize - data_recd) < presponse_t->size)) {
+
+			/* Invalid */
+			dprintk(DBGLVL_CMD, "%s() Invalid\n", __func__);
+			ret = saa7164_bus_get(dev, presponse_t, 0, 0);
+			if (ret != SAA_OK) {
+				printk(KERN_ERR "get failed\n");
+				return ret;
+			}
+
+			/* See of other commands are on the bus */
+			if (saa7164_cmd_dequeue(dev) != SAA_OK)
+				printk(KERN_ERR "dequeue(3) failed\n");
+			continue;
+		}
+
+		/* OK, now we're actually getting out correct response */
+		ret = saa7164_bus_get(dev, presponse_t, buf + data_recd, 0);
+		if (ret != SAA_OK) {
+			printk(KERN_ERR "get failed\n");
+			return ret;
+		}
+
+		data_recd = presponse_t->size + data_recd;
+		if (resp_dsize == data_recd) {
+			dprintk(DBGLVL_CMD, "%s() Resp recd\n", __func__);
+			break;
+		}
+
+		/* See of other commands are on the bus */
+		if (saa7164_cmd_dequeue(dev) != SAA_OK)
+			printk(KERN_ERR "dequeue(3) failed\n");
+
+		continue;
+
+	} /* (loop) */
+
+	/* Release the sequence number allocation */
+	saa7164_cmd_free_seqno(dev, pcommand_t->seqno);
+
+	/* if powerdown signal all pending commands */
+
+	dprintk(DBGLVL_CMD, "%s() Calling dequeue then exit\n", __func__);
+
+	/* See of other commands are on the bus */
+	if (saa7164_cmd_dequeue(dev) != SAA_OK)
+		printk(KERN_ERR "dequeue(4) failed\n");
+
+	ret = SAA_OK;
+out:
+	return ret;
+}
+
diff --git a/drivers/media/video/saa7164/saa7164-core.c b/drivers/media/video/saa7164/saa7164-core.c
new file mode 100644
index 000000000000..709affc31042
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-core.c
@@ -0,0 +1,740 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kmod.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <asm/div64.h>
+
+#include "saa7164.h"
+
+MODULE_DESCRIPTION("Driver for NXP SAA7164 based TV cards");
+MODULE_AUTHOR("Steven Toth <stoth@kernellabs.com>");
+MODULE_LICENSE("GPL");
+
+/*
+  1 Basic
+  2
+  4 i2c
+  8 api
+ 16 cmd
+ 32 bus
+ */
+
+unsigned int saa_debug;
+module_param_named(debug, saa_debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages");
+
+unsigned int waitsecs = 10;
+module_param(waitsecs, int, 0644);
+MODULE_PARM_DESC(debug, "timeout on firmware messages");
+
+static unsigned int card[]  = {[0 ... (SAA7164_MAXBOARDS - 1)] = UNSET };
+module_param_array(card,  int, NULL, 0444);
+MODULE_PARM_DESC(card, "card type");
+
+static unsigned int saa7164_devcount;
+
+static DEFINE_MUTEX(devlist);
+LIST_HEAD(saa7164_devlist);
+
+#define INT_SIZE 16
+
+static void saa7164_work_cmdhandler(struct work_struct *w)
+{
+	struct saa7164_dev *dev = container_of(w, struct saa7164_dev, workcmd);
+
+	/* Wake up any complete commands */
+	saa7164_irq_dequeue(dev);
+}
+
+static void saa7164_buffer_deliver(struct saa7164_buffer *buf)
+{
+	struct saa7164_tsport *port = buf->port;
+
+	/* Feed the transport payload into the kernel demux */
+	dvb_dmx_swfilter_packets(&port->dvb.demux, (u8 *)buf->cpu,
+		SAA7164_TS_NUMBER_OF_LINES);
+
+}
+
+static irqreturn_t saa7164_irq_ts(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	struct saa7164_buffer *buf;
+	struct list_head *c, *n;
+	int wp, i = 0, rp;
+
+	/* Find the current write point from the hardware */
+	wp = saa7164_readl(port->bufcounter);
+	if (wp > (port->hwcfg.buffercount - 1))
+		BUG();
+
+	/* Find the previous buffer to the current write point */
+	if (wp == 0)
+		rp = 7;
+	else
+		rp = wp - 1;
+
+	/* Lookup the WP in the buffer list */
+	/* TODO: turn this into a worker thread */
+	list_for_each_safe(c, n, &port->dmaqueue.list) {
+		buf = list_entry(c, struct saa7164_buffer, list);
+		if (i++ > port->hwcfg.buffercount)
+			BUG();
+
+		if (buf->nr == rp) {
+			/* Found the buffer, deal with it */
+			dprintk(DBGLVL_IRQ, "%s() wp: %d processing: %d\n",
+				__func__, wp, rp);
+			saa7164_buffer_deliver(buf);
+			break;
+		}
+
+	}
+	return 0;
+}
+
+/* Primary IRQ handler and dispatch mechanism */
+static irqreturn_t saa7164_irq(int irq, void *dev_id)
+{
+	struct saa7164_dev *dev = dev_id;
+	u32 intid, intstat[INT_SIZE/4];
+	int i, handled = 0, bit;
+
+	if (dev == 0) {
+		printk(KERN_ERR "%s() No device specified\n", __func__);
+		handled = 0;
+		goto out;
+	}
+
+	/* Check that the hardware is accessable. If the status bytes are
+	 * 0xFF then the device is not accessable, the the IRQ belongs
+	 * to another driver.
+	 * 4 x u32 interrupt registers.
+	 */
+	for (i = 0; i < INT_SIZE/4; i++) {
+
+		/* TODO: Convert into saa7164_readl() */
+		/* Read the 4 hardware interrupt registers */
+		intstat[i] = saa7164_readl(dev->int_status + (i * 4));
+
+		if (intstat[i])
+			handled = 1;
+	}
+	if (handled == 0)
+		goto out;
+
+	/* For each of the HW interrupt registers */
+	for (i = 0; i < INT_SIZE/4; i++) {
+
+		if (intstat[i]) {
+			/* Each function of the board has it's own interruptid.
+			 * Find the function that triggered then call
+			 * it's handler.
+			 */
+			for (bit = 0; bit < 32; bit++) {
+
+				if (((intstat[i] >> bit) & 0x00000001) == 0)
+					continue;
+
+				/* Calculate the interrupt id (0x00 to 0x7f) */
+
+				intid = (i * 32) + bit;
+				if (intid == dev->intfdesc.bInterruptId) {
+					/* A response to an cmd/api call */
+					schedule_work(&dev->workcmd);
+				} else if (intid ==
+					dev->ts1.hwcfg.interruptid) {
+
+					/* Transport path 1 */
+					saa7164_irq_ts(&dev->ts1);
+
+				} else if (intid ==
+					dev->ts2.hwcfg.interruptid) {
+
+					/* Transport path 2 */
+					saa7164_irq_ts(&dev->ts2);
+
+				} else {
+					/* Find the function */
+					dprintk(DBGLVL_IRQ,
+						"%s() unhandled interrupt "
+						"reg 0x%x bit 0x%x "
+						"intid = 0x%x\n",
+						__func__, i, bit, intid);
+				}
+			}
+
+			/* Ack it */
+			saa7164_writel(dev->int_ack + (i * 4), intstat[i]);
+
+		}
+	}
+out:
+	return IRQ_RETVAL(handled);
+}
+
+void saa7164_getfirmwarestatus(struct saa7164_dev *dev)
+{
+	struct saa7164_fw_status *s = &dev->fw_status;
+
+	dev->fw_status.status = saa7164_readl(SAA_DEVICE_SYSINIT_STATUS);
+	dev->fw_status.mode = saa7164_readl(SAA_DEVICE_SYSINIT_MODE);
+	dev->fw_status.spec = saa7164_readl(SAA_DEVICE_SYSINIT_SPEC);
+	dev->fw_status.inst = saa7164_readl(SAA_DEVICE_SYSINIT_INST);
+	dev->fw_status.cpuload = saa7164_readl(SAA_DEVICE_SYSINIT_CPULOAD);
+	dev->fw_status.remainheap =
+		saa7164_readl(SAA_DEVICE_SYSINIT_REMAINHEAP);
+
+	dprintk(1, "Firmware status:\n");
+	dprintk(1, " .status     = 0x%08x\n", s->status);
+	dprintk(1, " .mode       = 0x%08x\n", s->mode);
+	dprintk(1, " .spec       = 0x%08x\n", s->spec);
+	dprintk(1, " .inst       = 0x%08x\n", s->inst);
+	dprintk(1, " .cpuload    = 0x%08x\n", s->cpuload);
+	dprintk(1, " .remainheap = 0x%08x\n", s->remainheap);
+}
+
+u32 saa7164_getcurrentfirmwareversion(struct saa7164_dev *dev)
+{
+	u32 reg;
+
+	reg = saa7164_readl(SAA_DEVICE_VERSION);
+	dprintk(1, "Device running firmware version %d.%d.%d.%d (0x%x)\n",
+		(reg & 0x0000fc00) >> 10,
+		(reg & 0x000003e0) >> 5,
+		(reg & 0x0000001f),
+		(reg & 0xffff0000) >> 16,
+		reg);
+
+	return reg;
+}
+
+/* TODO: Debugging func, remove */
+void saa7164_dumphex16(struct saa7164_dev *dev, u8 *buf, int len)
+{
+	int i;
+
+	printk(KERN_INFO "--------------------> "
+		"00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n");
+
+	for (i = 0; i < len; i += 16)
+		printk(KERN_INFO "         [0x%08x] "
+			"%02x %02x %02x %02x %02x %02x %02x %02x "
+			"%02x %02x %02x %02x %02x %02x %02x %02x\n", i,
+		*(buf+i+0), *(buf+i+1), *(buf+i+2), *(buf+i+3),
+		*(buf+i+4), *(buf+i+5), *(buf+i+6), *(buf+i+7),
+		*(buf+i+8), *(buf+i+9), *(buf+i+10), *(buf+i+11),
+		*(buf+i+12), *(buf+i+13), *(buf+i+14), *(buf+i+15));
+}
+
+/* TODO: Debugging func, remove */
+void saa7164_dumpregs(struct saa7164_dev *dev, u32 addr)
+{
+	int i;
+
+	dprintk(1, "--------------------> "
+		"00 01 02 03 04 05 06 07 08 09 0a 0b 0c 0d 0e 0f\n");
+
+	for (i = 0; i < 0x100; i += 16)
+		dprintk(1, "region0[0x%08x] = "
+			"%02x %02x %02x %02x %02x %02x %02x %02x"
+			" %02x %02x %02x %02x %02x %02x %02x %02x\n", i,
+			(u8)saa7164_readb(addr + i + 0),
+			(u8)saa7164_readb(addr + i + 1),
+			(u8)saa7164_readb(addr + i + 2),
+			(u8)saa7164_readb(addr + i + 3),
+			(u8)saa7164_readb(addr + i + 4),
+			(u8)saa7164_readb(addr + i + 5),
+			(u8)saa7164_readb(addr + i + 6),
+			(u8)saa7164_readb(addr + i + 7),
+			(u8)saa7164_readb(addr + i + 8),
+			(u8)saa7164_readb(addr + i + 9),
+			(u8)saa7164_readb(addr + i + 10),
+			(u8)saa7164_readb(addr + i + 11),
+			(u8)saa7164_readb(addr + i + 12),
+			(u8)saa7164_readb(addr + i + 13),
+			(u8)saa7164_readb(addr + i + 14),
+			(u8)saa7164_readb(addr + i + 15)
+			);
+}
+
+static void saa7164_dump_hwdesc(struct saa7164_dev *dev)
+{
+	dprintk(1, "@0x%p hwdesc sizeof(tmComResHWDescr_t) = %d bytes\n",
+		&dev->hwdesc, (u32)sizeof(tmComResHWDescr_t));
+
+	dprintk(1, " .bLength = 0x%x\n", dev->hwdesc.bLength);
+	dprintk(1, " .bDescriptorType = 0x%x\n", dev->hwdesc.bDescriptorType);
+	dprintk(1, " .bDescriptorSubtype = 0x%x\n",
+		dev->hwdesc.bDescriptorSubtype);
+
+	dprintk(1, " .bcdSpecVersion = 0x%x\n", dev->hwdesc.bcdSpecVersion);
+	dprintk(1, " .dwClockFrequency = 0x%x\n", dev->hwdesc.dwClockFrequency);
+	dprintk(1, " .dwClockUpdateRes = 0x%x\n", dev->hwdesc.dwClockUpdateRes);
+	dprintk(1, " .bCapabilities = 0x%x\n", dev->hwdesc.bCapabilities);
+	dprintk(1, " .dwDeviceRegistersLocation = 0x%x\n",
+		dev->hwdesc.dwDeviceRegistersLocation);
+
+	dprintk(1, " .dwHostMemoryRegion = 0x%x\n",
+		dev->hwdesc.dwHostMemoryRegion);
+
+	dprintk(1, " .dwHostMemoryRegionSize = 0x%x\n",
+		dev->hwdesc.dwHostMemoryRegionSize);
+
+	dprintk(1, " .dwHostHibernatMemRegion = 0x%x\n",
+		dev->hwdesc.dwHostHibernatMemRegion);
+
+	dprintk(1, " .dwHostHibernatMemRegionSize = 0x%x\n",
+		dev->hwdesc.dwHostHibernatMemRegionSize);
+}
+
+static void saa7164_dump_intfdesc(struct saa7164_dev *dev)
+{
+	dprintk(1, "@0x%p intfdesc "
+		"sizeof(tmComResInterfaceDescr_t) = %d bytes\n",
+		&dev->intfdesc, (u32)sizeof(tmComResInterfaceDescr_t));
+
+	dprintk(1, " .bLength = 0x%x\n", dev->intfdesc.bLength);
+	dprintk(1, " .bDescriptorType = 0x%x\n", dev->intfdesc.bDescriptorType);
+	dprintk(1, " .bDescriptorSubtype = 0x%x\n",
+		dev->intfdesc.bDescriptorSubtype);
+
+	dprintk(1, " .bFlags = 0x%x\n", dev->intfdesc.bFlags);
+	dprintk(1, " .bInterfaceType = 0x%x\n", dev->intfdesc.bInterfaceType);
+	dprintk(1, " .bInterfaceId = 0x%x\n", dev->intfdesc.bInterfaceId);
+	dprintk(1, " .bBaseInterface = 0x%x\n", dev->intfdesc.bBaseInterface);
+	dprintk(1, " .bInterruptId = 0x%x\n", dev->intfdesc.bInterruptId);
+	dprintk(1, " .bDebugInterruptId = 0x%x\n",
+		dev->intfdesc.bDebugInterruptId);
+
+	dprintk(1, " .BARLocation = 0x%x\n", dev->intfdesc.BARLocation);
+}
+
+static void saa7164_dump_busdesc(struct saa7164_dev *dev)
+{
+	dprintk(1, "@0x%p busdesc sizeof(tmComResBusDescr_t) = %d bytes\n",
+		&dev->busdesc, (u32)sizeof(tmComResBusDescr_t));
+
+	dprintk(1, " .CommandRing   = 0x%016Lx\n", dev->busdesc.CommandRing);
+	dprintk(1, " .ResponseRing  = 0x%016Lx\n", dev->busdesc.ResponseRing);
+	dprintk(1, " .CommandWrite  = 0x%x\n", dev->busdesc.CommandWrite);
+	dprintk(1, " .CommandRead   = 0x%x\n", dev->busdesc.CommandRead);
+	dprintk(1, " .ResponseWrite = 0x%x\n", dev->busdesc.ResponseWrite);
+	dprintk(1, " .ResponseRead  = 0x%x\n", dev->busdesc.ResponseRead);
+}
+
+/* Much of the hardware configuration and PCI registers are configured
+ * dynamically depending on firmware. We have to cache some initial
+ * structures then use these to locate other important structures
+ * from PCI space.
+ */
+static void saa7164_get_descriptors(struct saa7164_dev *dev)
+{
+	memcpy(&dev->hwdesc, dev->bmmio, sizeof(tmComResHWDescr_t));
+	memcpy(&dev->intfdesc, dev->bmmio + sizeof(tmComResHWDescr_t),
+		sizeof(tmComResInterfaceDescr_t));
+	memcpy(&dev->busdesc, dev->bmmio + dev->intfdesc.BARLocation,
+		sizeof(tmComResBusDescr_t));
+
+	if (dev->hwdesc.bLength != sizeof(tmComResHWDescr_t)) {
+		printk(KERN_ERR "Structure tmComResHWDescr_t is mangled\n");
+		printk(KERN_ERR "Need %x got %d\n", dev->hwdesc.bLength,
+			(u32)sizeof(tmComResHWDescr_t));
+	} else
+		saa7164_dump_hwdesc(dev);
+
+	if (dev->intfdesc.bLength != sizeof(tmComResInterfaceDescr_t)) {
+		printk(KERN_ERR "struct tmComResInterfaceDescr_t is mangled\n");
+		printk(KERN_ERR "Need %x got %d\n", dev->intfdesc.bLength,
+			(u32)sizeof(tmComResInterfaceDescr_t));
+	} else
+		saa7164_dump_intfdesc(dev);
+
+	saa7164_dump_busdesc(dev);
+}
+
+static int saa7164_pci_quirks(struct saa7164_dev *dev)
+{
+	return 0;
+}
+
+static int get_resources(struct saa7164_dev *dev)
+{
+	if (request_mem_region(pci_resource_start(dev->pci, 0),
+		pci_resource_len(dev->pci, 0), dev->name)) {
+
+		if (request_mem_region(pci_resource_start(dev->pci, 2),
+			pci_resource_len(dev->pci, 2), dev->name))
+			return 0;
+	}
+
+	printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx or 0x%llx\n",
+		dev->name,
+		(u64)pci_resource_start(dev->pci, 0),
+		(u64)pci_resource_start(dev->pci, 2));
+
+	return -EBUSY;
+}
+
+static int saa7164_dev_setup(struct saa7164_dev *dev)
+{
+	int i;
+
+	mutex_init(&dev->lock);
+	atomic_inc(&dev->refcount);
+	dev->nr = saa7164_devcount++;
+
+	sprintf(dev->name, "saa7164[%d]", dev->nr);
+
+	mutex_lock(&devlist);
+	list_add_tail(&dev->devlist, &saa7164_devlist);
+	mutex_unlock(&devlist);
+
+	/* board config */
+	dev->board = UNSET;
+	if (card[dev->nr] < saa7164_bcount)
+		dev->board = card[dev->nr];
+
+	for (i = 0; UNSET == dev->board  &&  i < saa7164_idcount; i++)
+		if (dev->pci->subsystem_vendor == saa7164_subids[i].subvendor &&
+			dev->pci->subsystem_device ==
+				saa7164_subids[i].subdevice)
+				dev->board = saa7164_subids[i].card;
+
+	if (UNSET == dev->board) {
+		dev->board = SAA7164_BOARD_UNKNOWN;
+		saa7164_card_list(dev);
+	}
+
+	dev->pci_bus  = dev->pci->bus->number;
+	dev->pci_slot = PCI_SLOT(dev->pci->devfn);
+
+	/* I2C Defaults / setup */
+	dev->i2c_bus[0].dev = dev;
+	dev->i2c_bus[0].nr = 0;
+	dev->i2c_bus[1].dev = dev;
+	dev->i2c_bus[1].nr = 1;
+	dev->i2c_bus[2].dev = dev;
+	dev->i2c_bus[2].nr = 2;
+
+	/* Transport port A Defaults / setup */
+	dev->ts1.dev = dev;
+	dev->ts1.nr = 0;
+	mutex_init(&dev->ts1.dvb.lock);
+	INIT_LIST_HEAD(&dev->ts1.dmaqueue.list);
+	INIT_LIST_HEAD(&dev->ts1.dummy_dmaqueue.list);
+	mutex_init(&dev->ts1.dmaqueue_lock);
+	mutex_init(&dev->ts1.dummy_dmaqueue_lock);
+
+	/* Transport port B Defaults / setup */
+	dev->ts2.dev = dev;
+	dev->ts2.nr = 1;
+	mutex_init(&dev->ts2.dvb.lock);
+	INIT_LIST_HEAD(&dev->ts2.dmaqueue.list);
+	INIT_LIST_HEAD(&dev->ts2.dummy_dmaqueue.list);
+	mutex_init(&dev->ts2.dmaqueue_lock);
+	mutex_init(&dev->ts2.dummy_dmaqueue_lock);
+
+	if (get_resources(dev) < 0) {
+		printk(KERN_ERR "CORE %s No more PCIe resources for "
+		       "subsystem: %04x:%04x\n",
+		       dev->name, dev->pci->subsystem_vendor,
+		       dev->pci->subsystem_device);
+
+		saa7164_devcount--;
+		return -ENODEV;
+	}
+
+	/* PCI/e allocations */
+	dev->lmmio = ioremap(pci_resource_start(dev->pci, 0),
+			     pci_resource_len(dev->pci, 0));
+
+	dev->lmmio2 = ioremap(pci_resource_start(dev->pci, 2),
+			     pci_resource_len(dev->pci, 2));
+
+	dev->bmmio = (u8 __iomem *)dev->lmmio;
+	dev->bmmio2 = (u8 __iomem *)dev->lmmio2;
+
+	/* Inerrupt and ack register locations offset of bmmio */
+	dev->int_status = 0x183000 + 0xf80;
+	dev->int_ack = 0x183000 + 0xf90;
+
+	printk(KERN_INFO
+		"CORE %s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
+	       dev->name, dev->pci->subsystem_vendor,
+	       dev->pci->subsystem_device, saa7164_boards[dev->board].name,
+	       dev->board, card[dev->nr] == dev->board ?
+	       "insmod option" : "autodetected");
+
+	saa7164_pci_quirks(dev);
+
+	return 0;
+}
+
+static void saa7164_dev_unregister(struct saa7164_dev *dev)
+{
+	dprintk(1, "%s()\n", __func__);
+
+	release_mem_region(pci_resource_start(dev->pci, 0),
+		pci_resource_len(dev->pci, 0));
+
+	release_mem_region(pci_resource_start(dev->pci, 2),
+		pci_resource_len(dev->pci, 2));
+
+	if (!atomic_dec_and_test(&dev->refcount))
+		return;
+
+	iounmap(dev->lmmio);
+	iounmap(dev->lmmio2);
+
+	return;
+}
+
+static int __devinit saa7164_initdev(struct pci_dev *pci_dev,
+				     const struct pci_device_id *pci_id)
+{
+	struct saa7164_dev *dev;
+	int err, i;
+	u32 version;
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (NULL == dev)
+		return -ENOMEM;
+
+	/* pci init */
+	dev->pci = pci_dev;
+	if (pci_enable_device(pci_dev)) {
+		err = -EIO;
+		goto fail_free;
+	}
+
+	if (saa7164_dev_setup(dev) < 0) {
+		err = -EINVAL;
+		goto fail_free;
+	}
+
+	/* print pci info */
+	pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
+	pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER,  &dev->pci_lat);
+	printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
+	       "latency: %d, mmio: 0x%llx\n", dev->name,
+	       pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
+	       dev->pci_lat,
+		(unsigned long long)pci_resource_start(pci_dev, 0));
+
+	pci_set_master(pci_dev);
+	/* TODO */
+	if (!pci_dma_supported(pci_dev, 0xffffffff)) {
+		printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name);
+		err = -EIO;
+		goto fail_irq;
+	}
+
+	err = request_irq(pci_dev->irq, saa7164_irq,
+		IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+	if (err < 0) {
+		printk(KERN_ERR "%s: can't get IRQ %d\n", dev->name,
+			pci_dev->irq);
+		err = -EIO;
+		goto fail_irq;
+	}
+
+	pci_set_drvdata(pci_dev, dev);
+
+	/* Init the internal command list */
+	for (i = 0; i < SAA_CMD_MAX_MSG_UNITS; i++) {
+		dev->cmds[i].seqno = i;
+		dev->cmds[i].inuse = 0;
+		mutex_init(&dev->cmds[i].lock);
+		init_waitqueue_head(&dev->cmds[i].wait);
+	}
+
+	/* We need a deferred interrupt handler for cmd handling */
+	INIT_WORK(&dev->workcmd, saa7164_work_cmdhandler);
+
+	/* Only load the firmware if we know the board */
+	if (dev->board != SAA7164_BOARD_UNKNOWN) {
+
+		err = saa7164_downloadfirmware(dev);
+		if (err < 0) {
+			printk(KERN_ERR
+				"Failed to boot firmware, no features "
+				"registered\n");
+			goto fail_fw;
+		}
+
+		saa7164_get_descriptors(dev);
+		saa7164_dumpregs(dev, 0);
+		saa7164_getcurrentfirmwareversion(dev);
+		saa7164_getfirmwarestatus(dev);
+		err = saa7164_bus_setup(dev);
+		if (err < 0)
+			printk(KERN_ERR
+				"Failed to setup the bus, will continue\n");
+		saa7164_bus_dump(dev);
+
+		/* Ping the running firmware via the command bus and get the
+		 * firmware version, this checks the bus is running OK.
+		 */
+		version = 0;
+		if (saa7164_api_get_fw_version(dev, &version) == SAA_OK)
+			dprintk(1, "Bus is operating correctly using "
+				"version %d.%d.%d.%d (0x%x)\n",
+				(version & 0x0000fc00) >> 10,
+				(version & 0x000003e0) >> 5,
+				(version & 0x0000001f),
+				(version & 0xffff0000) >> 16,
+				version);
+		else
+			printk(KERN_ERR
+				"Failed to communicate with the firmware\n");
+
+		/* Bring up the I2C buses */
+		saa7164_i2c_register(&dev->i2c_bus[0]);
+		saa7164_i2c_register(&dev->i2c_bus[1]);
+		saa7164_i2c_register(&dev->i2c_bus[2]);
+		saa7164_gpio_setup(dev);
+		saa7164_card_setup(dev);
+
+
+		/* Parse the dynamic device configuration, find various
+		 * media endpoints (MPEG, WMV, PS, TS) and cache their
+		 * configuration details into the driver, so we can
+		 * reference them later during simething_register() func,
+		 * interrupt handlers, deferred work handlers etc.
+		 */
+		saa7164_api_enum_subdevs(dev);
+
+		/* Begin to create the video sub-systems and register funcs */
+		if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB) {
+			if (saa7164_dvb_register(&dev->ts1) < 0) {
+				printk(KERN_ERR "%s() Failed to register "
+					"dvb adapters on porta\n",
+					__func__);
+			}
+		}
+
+		if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB) {
+			if (saa7164_dvb_register(&dev->ts2) < 0) {
+				printk(KERN_ERR"%s() Failed to register "
+					"dvb adapters on portb\n",
+					__func__);
+			}
+		}
+
+	} /* != BOARD_UNKNOWN */
+	else
+		printk(KERN_ERR "%s() Unsupported board detected, "
+			"registering without firmware\n", __func__);
+
+	dprintk(1, "%s() parameter debug = %d\n", __func__, saa_debug);
+	dprintk(1, "%s() parameter waitsecs = %d\n", __func__, waitsecs);
+
+fail_fw:
+	return 0;
+
+fail_irq:
+	saa7164_dev_unregister(dev);
+fail_free:
+	kfree(dev);
+	return err;
+}
+
+static void saa7164_shutdown(struct saa7164_dev *dev)
+{
+	dprintk(1, "%s()\n", __func__);
+}
+
+static void __devexit saa7164_finidev(struct pci_dev *pci_dev)
+{
+	struct saa7164_dev *dev = pci_get_drvdata(pci_dev);
+
+	saa7164_shutdown(dev);
+
+	if (saa7164_boards[dev->board].porta == SAA7164_MPEG_DVB)
+		saa7164_dvb_unregister(&dev->ts1);
+
+	if (saa7164_boards[dev->board].portb == SAA7164_MPEG_DVB)
+		saa7164_dvb_unregister(&dev->ts2);
+
+	saa7164_i2c_unregister(&dev->i2c_bus[0]);
+	saa7164_i2c_unregister(&dev->i2c_bus[1]);
+	saa7164_i2c_unregister(&dev->i2c_bus[2]);
+
+	pci_disable_device(pci_dev);
+
+	/* unregister stuff */
+	free_irq(pci_dev->irq, dev);
+	pci_set_drvdata(pci_dev, NULL);
+
+	mutex_lock(&devlist);
+	list_del(&dev->devlist);
+	mutex_unlock(&devlist);
+
+	saa7164_dev_unregister(dev);
+	kfree(dev);
+}
+
+static struct pci_device_id saa7164_pci_tbl[] = {
+	{
+		/* SAA7164 */
+		.vendor       = 0x1131,
+		.device       = 0x7164,
+		.subvendor    = PCI_ANY_ID,
+		.subdevice    = PCI_ANY_ID,
+	}, {
+		/* --- end of list --- */
+	}
+};
+MODULE_DEVICE_TABLE(pci, saa7164_pci_tbl);
+
+static struct pci_driver saa7164_pci_driver = {
+	.name     = "saa7164",
+	.id_table = saa7164_pci_tbl,
+	.probe    = saa7164_initdev,
+	.remove   = __devexit_p(saa7164_finidev),
+	/* TODO */
+	.suspend  = NULL,
+	.resume   = NULL,
+};
+
+static int saa7164_init(void)
+{
+	printk(KERN_INFO "saa7164 driver loaded\n");
+	return pci_register_driver(&saa7164_pci_driver);
+}
+
+static void saa7164_fini(void)
+{
+	pci_unregister_driver(&saa7164_pci_driver);
+}
+
+module_init(saa7164_init);
+module_exit(saa7164_fini);
+
diff --git a/drivers/media/video/saa7164/saa7164-dvb.c b/drivers/media/video/saa7164/saa7164-dvb.c
new file mode 100644
index 000000000000..6a2d847d6a88
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-dvb.c
@@ -0,0 +1,602 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "saa7164.h"
+
+#include "tda10048.h"
+#include "tda18271.h"
+#include "s5h1411.h"
+
+#define DRIVER_NAME "saa7164"
+
+DVB_DEFINE_MOD_OPT_ADAPTER_NR(adapter_nr);
+
+/* addr is in the card struct, get it from there */
+static struct tda10048_config hauppauge_hvr2200_1_config = {
+	.demod_address    = 0x10 >> 1,
+	.output_mode      = TDA10048_SERIAL_OUTPUT,
+	.fwbulkwritelen   = TDA10048_BULKWRITE_200,
+	.inversion        = TDA10048_INVERSION_ON,
+	.dtv6_if_freq_khz = TDA10048_IF_3300,
+	.dtv7_if_freq_khz = TDA10048_IF_3500,
+	.dtv8_if_freq_khz = TDA10048_IF_4000,
+	.clk_freq_khz     = TDA10048_CLK_16000,
+};
+static struct tda10048_config hauppauge_hvr2200_2_config = {
+	.demod_address    = 0x12 >> 1,
+	.output_mode      = TDA10048_SERIAL_OUTPUT,
+	.fwbulkwritelen   = TDA10048_BULKWRITE_200,
+	.inversion        = TDA10048_INVERSION_ON,
+	.dtv6_if_freq_khz = TDA10048_IF_3300,
+	.dtv7_if_freq_khz = TDA10048_IF_3500,
+	.dtv8_if_freq_khz = TDA10048_IF_4000,
+	.clk_freq_khz     = TDA10048_CLK_16000,
+};
+
+static struct tda18271_std_map hauppauge_tda18271_std_map = {
+	.atsc_6   = { .if_freq = 3250, .agc_mode = 3, .std = 3,
+		      .if_lvl = 6, .rfagc_top = 0x37 },
+	.qam_6    = { .if_freq = 4000, .agc_mode = 3, .std = 0,
+		      .if_lvl = 6, .rfagc_top = 0x37 },
+};
+
+static struct tda18271_config hauppauge_hvr22x0_tuner_config = {
+	.std_map	= &hauppauge_tda18271_std_map,
+	.gate		= TDA18271_GATE_ANALOG,
+	.role		= TDA18271_MASTER,
+};
+
+static struct tda18271_config hauppauge_hvr22x0s_tuner_config = {
+	.std_map	= &hauppauge_tda18271_std_map,
+	.gate		= TDA18271_GATE_ANALOG,
+	.role		= TDA18271_SLAVE,
+	.rf_cal_on_startup = 1
+};
+
+static struct s5h1411_config hauppauge_s5h1411_config = {
+	.output_mode   = S5H1411_SERIAL_OUTPUT,
+	.gpio          = S5H1411_GPIO_ON,
+	.qam_if        = S5H1411_IF_4000,
+	.vsb_if        = S5H1411_IF_3250,
+	.inversion     = S5H1411_INVERSION_ON,
+	.status_mode   = S5H1411_DEMODLOCKING,
+	.mpeg_timing   = S5H1411_MPEGTIMING_CONTINOUS_NONINVERTING_CLOCK,
+};
+
+static int saa7164_dvb_stop_tsport(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	int ret;
+
+	ret = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
+	if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() stop transition failed, ret = 0x%x\n",
+			__func__, ret);
+		ret = -EIO;
+	} else {
+		dprintk(DBGLVL_DVB, "%s()    Stopped\n", __func__);
+		ret = 0;
+	}
+
+	return ret;
+}
+
+static int saa7164_dvb_acquire_tsport(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	int ret;
+
+	ret = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
+	if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() acquire transition failed, ret = 0x%x\n",
+			__func__, ret);
+		ret = -EIO;
+	} else {
+		dprintk(DBGLVL_DVB, "%s() Acquired\n", __func__);
+		ret = 0;
+	}
+
+	return ret;
+}
+
+static int saa7164_dvb_pause_tsport(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	int ret;
+
+	ret = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
+	if ((ret != SAA_OK) && (ret != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() pause transition failed, ret = 0x%x\n",
+			__func__, ret);
+		ret = -EIO;
+	} else {
+		dprintk(DBGLVL_DVB, "%s()   Paused\n", __func__);
+		ret = 0;
+	}
+
+	return ret;
+}
+
+/* Firmware is very windows centric, meaning you have to transition
+ * the part through AVStream / KS Windows stages, forwards or backwards.
+ * States are: stopped, acquired (h/w), paused, started.
+ */
+static int saa7164_dvb_stop_streaming(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	int ret;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	ret = saa7164_dvb_pause_tsport(port);
+	ret = saa7164_dvb_acquire_tsport(port);
+	ret = saa7164_dvb_stop_tsport(port);
+
+	return ret;
+}
+
+static int saa7164_dvb_cfg_tsport(struct saa7164_tsport *port)
+{
+	tmHWStreamParameters_t *params = &port->hw_streamingparams;
+	struct saa7164_dev *dev = port->dev;
+	struct saa7164_buffer *buf;
+	struct list_head *c, *n;
+	int i = 0;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	saa7164_writel(port->pitch, params->pitch);
+	saa7164_writel(port->bufsize, params->pitch * params->numberoflines);
+
+	dprintk(DBGLVL_DVB, " configured:\n");
+	dprintk(DBGLVL_DVB, "   lmmio       0x%p\n", dev->lmmio);
+	dprintk(DBGLVL_DVB, "   bufcounter  0x%x = 0x%x\n", port->bufcounter,
+		saa7164_readl(port->bufcounter));
+
+	dprintk(DBGLVL_DVB, "   pitch       0x%x = %d\n", port->pitch,
+		saa7164_readl(port->pitch));
+
+	dprintk(DBGLVL_DVB, "   bufsize     0x%x = %d\n", port->bufsize,
+		saa7164_readl(port->bufsize));
+
+	dprintk(DBGLVL_DVB, "   buffercount = %d\n", port->hwcfg.buffercount);
+	dprintk(DBGLVL_DVB, "   bufoffset = 0x%x\n", port->bufoffset);
+	dprintk(DBGLVL_DVB, "   bufptr32h = 0x%x\n", port->bufptr32h);
+	dprintk(DBGLVL_DVB, "   bufptr32l = 0x%x\n", port->bufptr32l);
+
+	/* Poke the buffers and offsets into PCI space */
+	mutex_lock(&port->dmaqueue_lock);
+	list_for_each_safe(c, n, &port->dmaqueue.list) {
+		buf = list_entry(c, struct saa7164_buffer, list);
+
+		/* TODO: Review this in light of 32v64 assignments */
+		saa7164_writel(port->bufoffset + (sizeof(u32) * i), 0);
+		saa7164_writel(port->bufptr32h + ((sizeof(u32) * 2) * i),
+			buf->pt_dma);
+		saa7164_writel(port->bufptr32l + ((sizeof(u32) * 2) * i), 0);
+
+		dprintk(DBGLVL_DVB,
+			"   buf[%d] offset 0x%llx (0x%x) "
+			"buf 0x%llx/%llx (0x%x/%x)\n",
+			i,
+			(u64)port->bufoffset + (i * sizeof(u32)),
+			saa7164_readl(port->bufoffset + (sizeof(u32) * i)),
+			(u64)port->bufptr32h + ((sizeof(u32) * 2) * i),
+			(u64)port->bufptr32l + ((sizeof(u32) * 2) * i),
+			saa7164_readl(port->bufptr32h + ((sizeof(u32) * i)
+				* 2)),
+			saa7164_readl(port->bufptr32l + ((sizeof(u32) * i)
+				* 2)));
+
+		if (i++ > port->hwcfg.buffercount)
+			BUG();
+
+	}
+	mutex_unlock(&port->dmaqueue_lock);
+
+	return 0;
+}
+
+static int saa7164_dvb_start_tsport(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	int ret = 0, result;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	saa7164_dvb_cfg_tsport(port);
+
+	/* Acquire the hardware */
+	result = saa7164_api_transition_port(port, SAA_DMASTATE_ACQUIRE);
+	if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() acquire transition failed, res = 0x%x\n",
+			__func__, result);
+
+		/* Stop the hardware, regardless */
+		result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
+		if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+			printk(KERN_ERR "%s() acquire/forced stop transition "
+				"failed, res = 0x%x\n", __func__, result);
+		}
+		ret = -EIO;
+		goto out;
+	} else
+		dprintk(DBGLVL_DVB, "%s()   Acquired\n", __func__);
+
+	/* Pause the hardware */
+	result = saa7164_api_transition_port(port, SAA_DMASTATE_PAUSE);
+	if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() pause transition failed, res = 0x%x\n",
+				__func__, result);
+
+		/* Stop the hardware, regardless */
+		result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
+		if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+			printk(KERN_ERR "%s() pause/forced stop transition "
+				"failed, res = 0x%x\n", __func__, result);
+		}
+
+		ret = -EIO;
+		goto out;
+	} else
+		dprintk(DBGLVL_DVB, "%s()   Paused\n", __func__);
+
+	/* Start the hardware */
+	result = saa7164_api_transition_port(port, SAA_DMASTATE_RUN);
+	if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+		printk(KERN_ERR "%s() run transition failed, result = 0x%x\n",
+				__func__, result);
+
+		/* Stop the hardware, regardless */
+		result = saa7164_api_transition_port(port, SAA_DMASTATE_STOP);
+		if ((result != SAA_OK) && (result != SAA_ERR_ALREADY_STOPPED)) {
+			printk(KERN_ERR "%s() run/forced stop transition "
+				"failed, res = 0x%x\n", __func__, result);
+		}
+
+		ret = -EIO;
+	} else
+		dprintk(DBGLVL_DVB, "%s()   Running\n", __func__);
+
+out:
+	return ret;
+}
+
+static int saa7164_dvb_start_feed(struct dvb_demux_feed *feed)
+{
+	struct dvb_demux *demux = feed->demux;
+	struct saa7164_tsport *port = (struct saa7164_tsport *) demux->priv;
+	struct saa7164_dvb *dvb = &port->dvb;
+	struct saa7164_dev *dev = port->dev;
+	int ret = 0;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	if (!demux->dmx.frontend)
+		return -EINVAL;
+
+	if (dvb) {
+		mutex_lock(&dvb->lock);
+		if (dvb->feeding++ == 0) {
+			/* Start transport */
+			ret = saa7164_dvb_start_tsport(port);
+		}
+		mutex_unlock(&dvb->lock);
+		dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
+			__func__, port->nr, dvb->feeding);
+	}
+
+	return ret;
+}
+
+static int saa7164_dvb_stop_feed(struct dvb_demux_feed *feed)
+{
+	struct dvb_demux *demux = feed->demux;
+	struct saa7164_tsport *port = (struct saa7164_tsport *) demux->priv;
+	struct saa7164_dvb *dvb = &port->dvb;
+	struct saa7164_dev *dev = port->dev;
+	int ret = 0;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	if (dvb) {
+		mutex_lock(&dvb->lock);
+		if (--dvb->feeding == 0) {
+			/* Stop transport */
+			ret = saa7164_dvb_stop_streaming(port);
+		}
+		mutex_unlock(&dvb->lock);
+		dprintk(DBGLVL_DVB, "%s(port=%d) now feeding = %d\n",
+			__func__, port->nr, dvb->feeding);
+	}
+
+	return ret;
+}
+
+static int dvb_register(struct saa7164_tsport *port)
+{
+	struct saa7164_dvb *dvb = &port->dvb;
+	struct saa7164_dev *dev = port->dev;
+	struct saa7164_buffer *buf;
+	int result, i;
+
+	dprintk(DBGLVL_DVB, "%s(port=%d)\n", __func__, port->nr);
+
+	/* Sanity check that the PCI configuration space is active */
+	if (port->hwcfg.BARLocation == 0) {
+		result = -ENOMEM;
+		printk(KERN_ERR "%s: dvb_register_adapter failed "
+		       "(errno = %d), NO PCI configuration\n",
+			DRIVER_NAME, result);
+		goto fail_adapter;
+	}
+
+	/* Init and establish defaults */
+	port->hw_streamingparams.bitspersample = 8;
+	port->hw_streamingparams.samplesperline = 188;
+	port->hw_streamingparams.numberoflines =
+		(SAA7164_TS_NUMBER_OF_LINES * 188) / 188;
+
+	port->hw_streamingparams.pitch = 188;
+	port->hw_streamingparams.linethreshold = 0;
+	port->hw_streamingparams.pagetablelistvirt = 0;
+	port->hw_streamingparams.pagetablelistphys = 0;
+	port->hw_streamingparams.numpagetables = 2 +
+		((SAA7164_TS_NUMBER_OF_LINES * 188) / PAGE_SIZE);
+
+	port->hw_streamingparams.numpagetableentries = port->hwcfg.buffercount;
+
+	/* Allocate the PCI resources */
+	for (i = 0; i < port->hwcfg.buffercount; i++) {
+		buf = saa7164_buffer_alloc(port,
+			port->hw_streamingparams.numberoflines *
+			port->hw_streamingparams.pitch);
+
+		if (!buf) {
+			result = -ENOMEM;
+			printk(KERN_ERR "%s: dvb_register_adapter failed "
+			       "(errno = %d), unable to allocate buffers\n",
+				DRIVER_NAME, result);
+			goto fail_adapter;
+		}
+		buf->nr = i;
+
+		mutex_lock(&port->dmaqueue_lock);
+		list_add_tail(&buf->list, &port->dmaqueue.list);
+		mutex_unlock(&port->dmaqueue_lock);
+	}
+
+	/* register adapter */
+	result = dvb_register_adapter(&dvb->adapter, DRIVER_NAME, THIS_MODULE,
+			&dev->pci->dev, adapter_nr);
+	if (result < 0) {
+		printk(KERN_ERR "%s: dvb_register_adapter failed "
+		       "(errno = %d)\n", DRIVER_NAME, result);
+		goto fail_adapter;
+	}
+	dvb->adapter.priv = port;
+
+	/* register frontend */
+	result = dvb_register_frontend(&dvb->adapter, dvb->frontend);
+	if (result < 0) {
+		printk(KERN_ERR "%s: dvb_register_frontend failed "
+		       "(errno = %d)\n", DRIVER_NAME, result);
+		goto fail_frontend;
+	}
+
+	/* register demux stuff */
+	dvb->demux.dmx.capabilities =
+		DMX_TS_FILTERING | DMX_SECTION_FILTERING |
+		DMX_MEMORY_BASED_FILTERING;
+	dvb->demux.priv       = port;
+	dvb->demux.filternum  = 256;
+	dvb->demux.feednum    = 256;
+	dvb->demux.start_feed = saa7164_dvb_start_feed;
+	dvb->demux.stop_feed  = saa7164_dvb_stop_feed;
+	result = dvb_dmx_init(&dvb->demux);
+	if (result < 0) {
+		printk(KERN_ERR "%s: dvb_dmx_init failed (errno = %d)\n",
+		       DRIVER_NAME, result);
+		goto fail_dmx;
+	}
+
+	dvb->dmxdev.filternum    = 256;
+	dvb->dmxdev.demux        = &dvb->demux.dmx;
+	dvb->dmxdev.capabilities = 0;
+	result = dvb_dmxdev_init(&dvb->dmxdev, &dvb->adapter);
+	if (result < 0) {
+		printk(KERN_ERR "%s: dvb_dmxdev_init failed (errno = %d)\n",
+		       DRIVER_NAME, result);
+		goto fail_dmxdev;
+	}
+
+	dvb->fe_hw.source = DMX_FRONTEND_0;
+	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	if (result < 0) {
+		printk(KERN_ERR "%s: add_frontend failed "
+		       "(DMX_FRONTEND_0, errno = %d)\n", DRIVER_NAME, result);
+		goto fail_fe_hw;
+	}
+
+	dvb->fe_mem.source = DMX_MEMORY_FE;
+	result = dvb->demux.dmx.add_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+	if (result < 0) {
+		printk(KERN_ERR "%s: add_frontend failed "
+		       "(DMX_MEMORY_FE, errno = %d)\n", DRIVER_NAME, result);
+		goto fail_fe_mem;
+	}
+
+	result = dvb->demux.dmx.connect_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	if (result < 0) {
+		printk(KERN_ERR "%s: connect_frontend failed (errno = %d)\n",
+		       DRIVER_NAME, result);
+		goto fail_fe_conn;
+	}
+
+	/* register network adapter */
+	dvb_net_init(&dvb->adapter, &dvb->net, &dvb->demux.dmx);
+	return 0;
+
+fail_fe_conn:
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+fail_fe_mem:
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+fail_fe_hw:
+	dvb_dmxdev_release(&dvb->dmxdev);
+fail_dmxdev:
+	dvb_dmx_release(&dvb->demux);
+fail_dmx:
+	dvb_unregister_frontend(dvb->frontend);
+fail_frontend:
+	dvb_frontend_detach(dvb->frontend);
+	dvb_unregister_adapter(&dvb->adapter);
+fail_adapter:
+	return result;
+}
+
+int saa7164_dvb_unregister(struct saa7164_tsport *port)
+{
+	struct saa7164_dvb *dvb = &port->dvb;
+	struct saa7164_dev *dev = port->dev;
+	struct saa7164_buffer *b;
+	struct list_head *c, *n;
+
+	dprintk(DBGLVL_DVB, "%s()\n", __func__);
+
+	/* Remove any allocated buffers */
+	mutex_lock(&port->dmaqueue_lock);
+	list_for_each_safe(c, n, &port->dmaqueue.list) {
+		b = list_entry(c, struct saa7164_buffer, list);
+		list_del(c);
+		saa7164_buffer_dealloc(port, b);
+	}
+	mutex_unlock(&port->dmaqueue_lock);
+
+	if (dvb->frontend == NULL)
+		return 0;
+
+	dvb_net_release(&dvb->net);
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_mem);
+	dvb->demux.dmx.remove_frontend(&dvb->demux.dmx, &dvb->fe_hw);
+	dvb_dmxdev_release(&dvb->dmxdev);
+	dvb_dmx_release(&dvb->demux);
+	dvb_unregister_frontend(dvb->frontend);
+	dvb_frontend_detach(dvb->frontend);
+	dvb_unregister_adapter(&dvb->adapter);
+	return 0;
+}
+
+/* All the DVB attach calls go here, this function get's modified
+ * for each new card.
+ */
+int saa7164_dvb_register(struct saa7164_tsport *port)
+{
+	struct saa7164_dev *dev = port->dev;
+	struct saa7164_dvb *dvb = &port->dvb;
+	struct saa7164_i2c *i2c_bus = NULL;
+	int ret;
+
+	dprintk(DBGLVL_DVB, "%s()\n", __func__);
+
+	/* init frontend */
+	switch (dev->board) {
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2200_3:
+		i2c_bus = &dev->i2c_bus[port->nr + 1];
+		switch (port->nr) {
+		case 0:
+			port->dvb.frontend = dvb_attach(tda10048_attach,
+				&hauppauge_hvr2200_1_config,
+				&i2c_bus->i2c_adap);
+
+			if (port->dvb.frontend != NULL) {
+				/* TODO: addr is in the card struct */
+				dvb_attach(tda18271_attach, port->dvb.frontend,
+					0xc0 >> 1, &i2c_bus->i2c_adap,
+					&hauppauge_hvr22x0_tuner_config);
+			}
+
+			break;
+		case 1:
+			port->dvb.frontend = dvb_attach(tda10048_attach,
+				&hauppauge_hvr2200_2_config,
+				&i2c_bus->i2c_adap);
+
+			if (port->dvb.frontend != NULL) {
+				/* TODO: addr is in the card struct */
+				dvb_attach(tda18271_attach, port->dvb.frontend,
+					0xc0 >> 1, &i2c_bus->i2c_adap,
+					&hauppauge_hvr22x0s_tuner_config);
+			}
+
+			break;
+		}
+		break;
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_2:
+	case SAA7164_BOARD_HAUPPAUGE_HVR2250_3:
+		i2c_bus = &dev->i2c_bus[port->nr + 1];
+
+		port->dvb.frontend = dvb_attach(s5h1411_attach,
+			&hauppauge_s5h1411_config,
+			&i2c_bus->i2c_adap);
+
+		if (port->dvb.frontend != NULL) {
+			if (port->nr == 0) {
+				/* Master TDA18271 */
+				/* TODO: addr is in the card struct */
+				dvb_attach(tda18271_attach, port->dvb.frontend,
+					0xc0 >> 1, &i2c_bus->i2c_adap,
+					&hauppauge_hvr22x0_tuner_config);
+			} else {
+				/* Slave TDA18271 */
+				dvb_attach(tda18271_attach, port->dvb.frontend,
+					0xc0 >> 1, &i2c_bus->i2c_adap,
+					&hauppauge_hvr22x0s_tuner_config);
+			}
+		}
+
+		break;
+	default:
+		printk(KERN_ERR "%s: The frontend isn't supported\n",
+		       dev->name);
+		break;
+	}
+	if (NULL == dvb->frontend) {
+		printk(KERN_ERR "%s() Frontend initialization failed\n",
+		       __func__);
+		return -1;
+	}
+
+	/* Put the analog decoder in standby to keep it quiet */
+
+	/* register everything */
+	ret = dvb_register(port);
+	if (ret < 0) {
+		if (dvb->frontend->ops.release)
+			dvb->frontend->ops.release(dvb->frontend);
+		return ret;
+	}
+
+	return 0;
+}
+
diff --git a/drivers/media/video/saa7164/saa7164-fw.c b/drivers/media/video/saa7164/saa7164-fw.c
new file mode 100644
index 000000000000..ee0af3534ede
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-fw.c
@@ -0,0 +1,613 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/firmware.h>
+
+#include "saa7164.h"
+
+#define SAA7164_REV2_FIRMWARE		"v4l-saa7164-1.0.2.fw"
+#define SAA7164_REV2_FIRMWARE_SIZE	3978608
+
+#define SAA7164_REV3_FIRMWARE		"v4l-saa7164-1.0.3.fw"
+#define SAA7164_REV3_FIRMWARE_SIZE	3978608
+
+struct fw_header {
+	u32	firmwaresize;
+	u32	bslsize;
+	u32	reserved;
+	u32	version;
+};
+
+int saa7164_dl_wait_ack(struct saa7164_dev *dev, u32 reg)
+{
+	u32 timeout = SAA_DEVICE_TIMEOUT;
+	while ((saa7164_readl(reg) & 0x01) == 0) {
+		timeout -= 10;
+		if (timeout == 0) {
+			printk(KERN_ERR "%s() timeout (no d/l ack)\n",
+				__func__);
+			return -EBUSY;
+		}
+		msleep(100);
+	}
+
+	return 0;
+}
+
+int saa7164_dl_wait_clr(struct saa7164_dev *dev, u32 reg)
+{
+	u32 timeout = SAA_DEVICE_TIMEOUT;
+	while (saa7164_readl(reg) & 0x01) {
+		timeout -= 10;
+		if (timeout == 0) {
+			printk(KERN_ERR "%s() timeout (no d/l clr)\n",
+				__func__);
+			return -EBUSY;
+		}
+		msleep(100);
+	}
+
+	return 0;
+}
+
+/* TODO: move dlflags into dev-> and change to write/readl/b */
+/* TODO: Excessive levels of debug */
+int saa7164_downloadimage(struct saa7164_dev *dev, u8 *src, u32 srcsize,
+	u32 dlflags, u8 *dst, u32 dstsize)
+{
+	u32 reg, timeout, offset;
+	u8 *srcbuf = NULL;
+	int ret;
+
+	u32 dlflag = dlflags;
+	u32 dlflag_ack = dlflag + 4;
+	u32 drflag = dlflag_ack + 4;
+	u32 drflag_ack = drflag + 4;
+	u32 bleflag = drflag_ack + 4;
+
+	dprintk(DBGLVL_FW,
+		"%s(image=%p, size=%d, flags=0x%x, dst=%p, dstsize=0x%x)\n",
+		__func__, src, srcsize, dlflags, dst, dstsize);
+
+	if ((src == 0) || (dst == 0)) {
+		ret = -EIO;
+		goto out;
+	}
+
+	srcbuf = kzalloc(4 * 1048576, GFP_KERNEL);
+	if (NULL == srcbuf) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	if (srcsize > (4*1048576)) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	memcpy(srcbuf, src, srcsize);
+
+	dprintk(DBGLVL_FW, "%s() dlflag = 0x%x\n", __func__, dlflag);
+	dprintk(DBGLVL_FW, "%s() dlflag_ack = 0x%x\n", __func__, dlflag_ack);
+	dprintk(DBGLVL_FW, "%s() drflag = 0x%x\n", __func__, drflag);
+	dprintk(DBGLVL_FW, "%s() drflag_ack = 0x%x\n", __func__, drflag_ack);
+	dprintk(DBGLVL_FW, "%s() bleflag = 0x%x\n", __func__, bleflag);
+
+	reg = saa7164_readl(dlflag);
+	dprintk(DBGLVL_FW, "%s() dlflag (0x%x)= 0x%x\n", __func__, dlflag, reg);
+	if (reg == 1)
+		dprintk(DBGLVL_FW,
+			"%s() Download flag already set, please reboot\n",
+			__func__);
+
+	/* Indicate download start */
+	saa7164_writel(dlflag, 1);
+	ret = saa7164_dl_wait_ack(dev, dlflag_ack);
+	if (ret < 0)
+		goto out;
+
+	/* Ack download start, then wait for wait */
+	saa7164_writel(dlflag, 0);
+	ret = saa7164_dl_wait_clr(dev, dlflag_ack);
+	if (ret < 0)
+		goto out;
+
+	/* Deal with the raw firmware, in the appropriate chunk size */
+	for (offset = 0; srcsize > dstsize;
+		srcsize -= dstsize, offset += dstsize) {
+
+		dprintk(DBGLVL_FW, "%s() memcpy %d\n", __func__, dstsize);
+		memcpy(dst, srcbuf + offset, dstsize);
+
+		/* Flag the data as ready */
+		saa7164_writel(drflag, 1);
+		ret = saa7164_dl_wait_ack(dev, drflag_ack);
+		if (ret < 0)
+			goto out;
+
+		/* Wait for indication data was received */
+		saa7164_writel(drflag, 0);
+		ret = saa7164_dl_wait_clr(dev, drflag_ack);
+		if (ret < 0)
+			goto out;
+
+	}
+
+	dprintk(DBGLVL_FW, "%s() memcpy(l) %d\n", __func__, dstsize);
+	/* Write last block to the device */
+	memcpy(dst, srcbuf+offset, srcsize);
+
+	/* Flag the data as ready */
+	saa7164_writel(drflag, 1);
+	ret = saa7164_dl_wait_ack(dev, drflag_ack);
+	if (ret < 0)
+		goto out;
+
+	saa7164_writel(drflag, 0);
+	timeout = 0;
+	while (saa7164_readl(bleflag) != SAA_DEVICE_IMAGE_BOOTING) {
+		if (saa7164_readl(bleflag) & SAA_DEVICE_IMAGE_CORRUPT) {
+			printk(KERN_ERR "%s() image corrupt\n", __func__);
+			ret = -EBUSY;
+			goto out;
+		}
+
+		if (saa7164_readl(bleflag) & SAA_DEVICE_MEMORY_CORRUPT) {
+			printk(KERN_ERR "%s() device memory corrupt\n",
+				__func__);
+			ret = -EBUSY;
+			goto out;
+		}
+
+		msleep(10);
+		if (timeout++ > 60)
+			break;
+	}
+
+	printk(KERN_INFO "%s() Image downloaded, booting...\n", __func__);
+
+	ret = saa7164_dl_wait_clr(dev, drflag_ack);
+	if (ret < 0)
+		goto out;
+
+	printk(KERN_INFO "%s() Image booted successfully.\n", __func__);
+	ret = 0;
+
+out:
+	kfree(srcbuf);
+	return ret;
+}
+
+/* TODO: Excessive debug */
+/* Load the firmware. Optionally it can be in ROM or newer versions
+ * can be on disk, saving the expense of the ROM hardware. */
+int saa7164_downloadfirmware(struct saa7164_dev *dev)
+{
+	/* u32 second_timeout = 60 * SAA_DEVICE_TIMEOUT; */
+	u32 tmp, filesize, version, err_flags, first_timeout, fwlength;
+	u32 second_timeout, updatebootloader = 1, bootloadersize = 0;
+	const struct firmware *fw = NULL;
+	struct fw_header *hdr, *boothdr = NULL, *fwhdr;
+	u32 bootloaderversion = 0, fwloadersize;
+	u8 *bootloaderoffset = NULL, *fwloaderoffset;
+	char *fwname;
+	int ret;
+
+	dprintk(DBGLVL_FW, "%s()\n", __func__);
+
+	if (saa7164_boards[dev->board].chiprev == SAA7164_CHIP_REV2) {
+		fwname = SAA7164_REV2_FIRMWARE;
+		fwlength = SAA7164_REV2_FIRMWARE_SIZE;
+	} else {
+		fwname = SAA7164_REV3_FIRMWARE;
+		fwlength = SAA7164_REV3_FIRMWARE_SIZE;
+	}
+
+	version = saa7164_getcurrentfirmwareversion(dev);
+
+	if (version == 0x00) {
+
+		second_timeout = 100;
+		first_timeout = 100;
+		err_flags = saa7164_readl(SAA_BOOTLOADERERROR_FLAGS);
+		dprintk(DBGLVL_FW, "%s() err_flags = %x\n",
+			__func__, err_flags);
+
+		while (err_flags != SAA_DEVICE_IMAGE_BOOTING) {
+			dprintk(DBGLVL_FW, "%s() err_flags = %x\n",
+				__func__, err_flags);
+			msleep(10);
+
+			if (err_flags & SAA_DEVICE_IMAGE_CORRUPT) {
+				printk(KERN_ERR "%s() firmware corrupt\n",
+					__func__);
+				break;
+			}
+			if (err_flags & SAA_DEVICE_MEMORY_CORRUPT) {
+				printk(KERN_ERR "%s() device memory corrupt\n",
+					__func__);
+				break;
+			}
+			if (err_flags & SAA_DEVICE_NO_IMAGE) {
+				printk(KERN_ERR "%s() no first image\n",
+				__func__);
+				break;
+			}
+			if (err_flags & SAA_DEVICE_IMAGE_SEARCHING) {
+				first_timeout -= 10;
+				if (first_timeout == 0) {
+					printk(KERN_ERR
+						"%s() no first image\n",
+						__func__);
+					break;
+				}
+			} else if (err_flags & SAA_DEVICE_IMAGE_LOADING) {
+				second_timeout -= 10;
+				if (second_timeout == 0) {
+					printk(KERN_ERR
+					"%s() FW load time exceeded\n",
+						__func__);
+					break;
+				}
+			} else {
+				second_timeout -= 10;
+				if (second_timeout == 0) {
+					printk(KERN_ERR
+					"%s() Unknown bootloader flags 0x%x\n",
+						__func__, err_flags);
+					break;
+				}
+			}
+
+			err_flags = saa7164_readl(SAA_BOOTLOADERERROR_FLAGS);
+		} /* While != Booting */
+
+		if (err_flags == SAA_DEVICE_IMAGE_BOOTING) {
+			dprintk(DBGLVL_FW, "%s() Loader 1 has loaded.\n",
+				__func__);
+			first_timeout = SAA_DEVICE_TIMEOUT;
+			second_timeout = 60 * SAA_DEVICE_TIMEOUT;
+			second_timeout = 100;
+
+			err_flags = saa7164_readl(SAA_SECONDSTAGEERROR_FLAGS);
+			dprintk(DBGLVL_FW, "%s() err_flags2 = %x\n",
+				__func__, err_flags);
+			while (err_flags != SAA_DEVICE_IMAGE_BOOTING) {
+				dprintk(DBGLVL_FW, "%s() err_flags2 = %x\n",
+					__func__, err_flags);
+				msleep(10);
+
+				if (err_flags & SAA_DEVICE_IMAGE_CORRUPT) {
+					printk(KERN_ERR
+						"%s() firmware corrupt\n",
+						__func__);
+					break;
+				}
+				if (err_flags & SAA_DEVICE_MEMORY_CORRUPT) {
+					printk(KERN_ERR
+						"%s() device memory corrupt\n",
+						__func__);
+					break;
+				}
+				if (err_flags & SAA_DEVICE_NO_IMAGE) {
+					printk(KERN_ERR "%s() no first image\n",
+						__func__);
+					break;
+				}
+				if (err_flags & SAA_DEVICE_IMAGE_SEARCHING) {
+					first_timeout -= 10;
+					if (first_timeout == 0) {
+						printk(KERN_ERR
+						"%s() no second image\n",
+							__func__);
+						break;
+					}
+				} else if (err_flags &
+					SAA_DEVICE_IMAGE_LOADING) {
+					second_timeout -= 10;
+					if (second_timeout == 0) {
+						printk(KERN_ERR
+						"%s() FW load time exceeded\n",
+							__func__);
+						break;
+					}
+				} else {
+					second_timeout -= 10;
+					if (second_timeout == 0) {
+						printk(KERN_ERR
+					"%s() Unknown bootloader flags 0x%x\n",
+							__func__, err_flags);
+						break;
+					}
+				}
+
+				err_flags =
+				saa7164_readl(SAA_SECONDSTAGEERROR_FLAGS);
+			} /* err_flags != SAA_DEVICE_IMAGE_BOOTING */
+
+			dprintk(DBGLVL_FW, "%s() Loader flags 1:0x%x 2:0x%x.\n",
+				__func__,
+				saa7164_readl(SAA_BOOTLOADERERROR_FLAGS),
+				saa7164_readl(SAA_SECONDSTAGEERROR_FLAGS));
+
+		} /* err_flags == SAA_DEVICE_IMAGE_BOOTING */
+
+		/* It's possible for both firmwares to have booted,
+		 * but that doesn't mean they've finished booting yet.
+		 */
+		if ((saa7164_readl(SAA_BOOTLOADERERROR_FLAGS) ==
+			SAA_DEVICE_IMAGE_BOOTING) &&
+			(saa7164_readl(SAA_SECONDSTAGEERROR_FLAGS) ==
+			SAA_DEVICE_IMAGE_BOOTING)) {
+
+
+			dprintk(DBGLVL_FW, "%s() Loader 2 has loaded.\n",
+				__func__);
+
+			first_timeout = SAA_DEVICE_TIMEOUT;
+			while (first_timeout) {
+				msleep(10);
+
+				version =
+					saa7164_getcurrentfirmwareversion(dev);
+				if (version) {
+					dprintk(DBGLVL_FW,
+					"%s() All f/w loaded successfully\n",
+						__func__);
+					break;
+				} else {
+					first_timeout -= 10;
+					if (first_timeout == 0) {
+						printk(KERN_ERR
+						"%s() FW did not boot\n",
+							__func__);
+						break;
+					}
+				}
+			}
+		}
+		version = saa7164_getcurrentfirmwareversion(dev);
+	} /* version == 0 */
+
+	/* Has the firmware really booted? */
+	if ((saa7164_readl(SAA_BOOTLOADERERROR_FLAGS) ==
+		SAA_DEVICE_IMAGE_BOOTING) &&
+		(saa7164_readl(SAA_SECONDSTAGEERROR_FLAGS) ==
+		SAA_DEVICE_IMAGE_BOOTING) && (version == 0)) {
+
+		printk(KERN_ERR
+			"%s() The firmware hung, probably bad firmware\n",
+			__func__);
+
+		/* Tell the second stage loader we have a deadlock */
+		saa7164_writel(SAA_DEVICE_DEADLOCK_DETECTED_OFFSET,
+			SAA_DEVICE_DEADLOCK_DETECTED);
+
+		saa7164_getfirmwarestatus(dev);
+
+		return -ENOMEM;
+	}
+
+	dprintk(DBGLVL_FW, "Device has Firmware Version %d.%d.%d.%d\n",
+		(version & 0x0000fc00) >> 10,
+		(version & 0x000003e0) >> 5,
+		(version & 0x0000001f),
+		(version & 0xffff0000) >> 16);
+
+	/* Load the firmwware from the disk if required */
+	if (version == 0) {
+
+		printk(KERN_INFO "%s() Waiting for firmware upload (%s)\n",
+			__func__, fwname);
+
+		ret = request_firmware(&fw, fwname, &dev->pci->dev);
+		if (ret) {
+			printk(KERN_ERR "%s() Upload failed. "
+				"(file not found?)\n", __func__);
+			return -ENOMEM;
+		}
+
+		printk(KERN_INFO "%s() firmware read %Zu bytes.\n",
+			__func__, fw->size);
+
+		if (fw->size != fwlength) {
+			printk(KERN_ERR "xc5000: firmware incorrect size\n");
+			ret = -ENOMEM;
+			goto out;
+		}
+
+		printk(KERN_INFO "%s() firmware loaded.\n", __func__);
+
+		hdr = (struct fw_header *)fw->data;
+		printk(KERN_INFO "Firmware file header part 1:\n");
+		printk(KERN_INFO " .FirmwareSize = 0x%x\n", hdr->firmwaresize);
+		printk(KERN_INFO " .BSLSize = 0x%x\n", hdr->bslsize);
+		printk(KERN_INFO " .Reserved = 0x%x\n", hdr->reserved);
+		printk(KERN_INFO " .Version = 0x%x\n", hdr->version);
+
+		/* Retreive bootloader if reqd */
+		if ((hdr->firmwaresize == 0) && (hdr->bslsize == 0))
+			/* Second bootloader in the firmware file */
+			filesize = hdr->reserved * 16;
+		else
+			filesize = (hdr->firmwaresize + hdr->bslsize) *
+				16 + sizeof(struct fw_header);
+
+		printk(KERN_INFO "%s() SecBootLoader.FileSize = %d\n",
+			__func__, filesize);
+
+		/* Get bootloader (if reqd) and firmware header */
+		if ((hdr->firmwaresize == 0) && (hdr->bslsize == 0)) {
+			/* Second boot loader is required */
+
+			/* Get the loader header */
+			boothdr = (struct fw_header *)(fw->data +
+				sizeof(struct fw_header));
+
+			bootloaderversion =
+				saa7164_readl(SAA_DEVICE_2ND_VERSION);
+			dprintk(DBGLVL_FW, "Onboard BootLoader:\n");
+			dprintk(DBGLVL_FW, "->Flag 0x%x\n",
+				saa7164_readl(SAA_BOOTLOADERERROR_FLAGS));
+			dprintk(DBGLVL_FW, "->Ack 0x%x\n",
+				saa7164_readl(SAA_DATAREADY_FLAG_ACK));
+			dprintk(DBGLVL_FW, "->FW Version 0x%x\n", version);
+			dprintk(DBGLVL_FW, "->Loader Version 0x%x\n",
+				bootloaderversion);
+
+			if ((saa7164_readl(SAA_BOOTLOADERERROR_FLAGS) ==
+				0x03) && (saa7164_readl(SAA_DATAREADY_FLAG_ACK)
+				== 0x00) && (version == 0x00)) {
+
+				dprintk(DBGLVL_FW, "BootLoader version in  "
+					"rom %d.%d.%d.%d\n",
+					(bootloaderversion & 0x0000fc00) >> 10,
+					(bootloaderversion & 0x000003e0) >> 5,
+					(bootloaderversion & 0x0000001f),
+					(bootloaderversion & 0xffff0000) >> 16
+					);
+				dprintk(DBGLVL_FW, "BootLoader version "
+					"in file %d.%d.%d.%d\n",
+					(boothdr->version & 0x0000fc00) >> 10,
+					(boothdr->version & 0x000003e0) >> 5,
+					(boothdr->version & 0x0000001f),
+					(boothdr->version & 0xffff0000) >> 16
+					);
+
+				if (bootloaderversion == boothdr->version)
+					updatebootloader = 0;
+			}
+
+			/* Calculate offset to firmware header */
+			tmp = (boothdr->firmwaresize + boothdr->bslsize) * 16 +
+				(sizeof(struct fw_header) +
+				sizeof(struct fw_header));
+
+			fwhdr = (struct fw_header *)(fw->data+tmp);
+		} else {
+			/* No second boot loader */
+			fwhdr = hdr;
+		}
+
+		dprintk(DBGLVL_FW, "Firmware version in file %d.%d.%d.%d\n",
+			(fwhdr->version & 0x0000fc00) >> 10,
+			(fwhdr->version & 0x000003e0) >> 5,
+			(fwhdr->version & 0x0000001f),
+			(fwhdr->version & 0xffff0000) >> 16
+			);
+
+		if (version == fwhdr->version) {
+			/* No download, firmware already on board */
+			ret = 0;
+			goto out;
+		}
+
+		if ((hdr->firmwaresize == 0) && (hdr->bslsize == 0)) {
+			if (updatebootloader) {
+				/* Get ready to upload the bootloader */
+				bootloadersize = (boothdr->firmwaresize +
+					boothdr->bslsize) * 16 +
+					sizeof(struct fw_header);
+
+				bootloaderoffset = (u8 *)(fw->data +
+					sizeof(struct fw_header));
+
+				dprintk(DBGLVL_FW, "bootloader d/l starts.\n");
+				printk(KERN_INFO "%s() FirmwareSize = 0x%x\n",
+					__func__, boothdr->firmwaresize);
+				printk(KERN_INFO "%s() BSLSize = 0x%x\n",
+					__func__, boothdr->bslsize);
+				printk(KERN_INFO "%s() Reserved = 0x%x\n",
+					__func__, boothdr->reserved);
+				printk(KERN_INFO "%s() Version = 0x%x\n",
+					__func__, boothdr->version);
+				ret = saa7164_downloadimage(
+					dev,
+					bootloaderoffset,
+					bootloadersize,
+					SAA_DOWNLOAD_FLAGS,
+					dev->bmmio + SAA_DEVICE_DOWNLOAD_OFFSET,
+					SAA_DEVICE_BUFFERBLOCKSIZE);
+				if (ret < 0) {
+					printk(KERN_ERR
+						"bootloader d/l has failed\n");
+					goto out;
+				}
+				dprintk(DBGLVL_FW,
+					"bootloader download complete.\n");
+
+			}
+
+			printk(KERN_ERR "starting firmware download(2)\n");
+			bootloadersize = (boothdr->firmwaresize +
+				boothdr->bslsize) * 16 +
+				sizeof(struct fw_header);
+
+			bootloaderoffset =
+				(u8 *)(fw->data + sizeof(struct fw_header));
+
+			fwloaderoffset = bootloaderoffset + bootloadersize;
+
+			/* TODO: fix this bounds overrun here with old f/ws */
+			fwloadersize = (fwhdr->firmwaresize + fwhdr->bslsize) *
+				16 + sizeof(struct fw_header);
+
+			ret = saa7164_downloadimage(
+				dev,
+				fwloaderoffset,
+				fwloadersize,
+				SAA_DEVICE_2ND_DOWNLOADFLAG_OFFSET,
+				dev->bmmio + SAA_DEVICE_2ND_DOWNLOAD_OFFSET,
+				SAA_DEVICE_2ND_BUFFERBLOCKSIZE);
+			if (ret < 0) {
+				printk(KERN_ERR "firmware download failed\n");
+				goto out;
+			}
+			printk(KERN_ERR "firmware download complete.\n");
+
+		} else {
+
+			/* No bootloader update reqd, download firmware only */
+			printk(KERN_ERR "starting firmware download(3)\n");
+
+			ret = saa7164_downloadimage(
+				dev,
+				(u8 *)fw->data,
+				fw->size,
+				SAA_DOWNLOAD_FLAGS,
+				dev->bmmio + SAA_DEVICE_DOWNLOAD_OFFSET,
+				SAA_DEVICE_BUFFERBLOCKSIZE);
+			if (ret < 0) {
+				printk(KERN_ERR "firmware download failed\n");
+				goto out;
+			}
+			printk(KERN_ERR "firmware download complete.\n");
+		}
+	}
+
+	ret = 0;
+
+out:
+	if (fw)
+		release_firmware(fw);
+
+	return ret;
+}
diff --git a/drivers/media/video/saa7164/saa7164-i2c.c b/drivers/media/video/saa7164/saa7164-i2c.c
new file mode 100644
index 000000000000..e1ae9b01bf0f
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-i2c.c
@@ -0,0 +1,141 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+
+#include "saa7164.h"
+
+static int i2c_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs, int num)
+{
+	struct saa7164_i2c *bus = i2c_adap->algo_data;
+	struct saa7164_dev *dev = bus->dev;
+	int i, retval = 0;
+
+	dprintk(DBGLVL_I2C, "%s(num = %d)\n", __func__, num);
+
+	for (i = 0 ; i < num; i++) {
+		dprintk(DBGLVL_I2C, "%s(num = %d) addr = 0x%02x  len = 0x%x\n",
+			__func__, num, msgs[i].addr, msgs[i].len);
+		if (msgs[i].flags & I2C_M_RD) {
+			/* Unsupported - Yet*/
+			printk(KERN_ERR "%s() Unsupported - Yet\n", __func__);
+			continue;
+		} else if (i + 1 < num && (msgs[i + 1].flags & I2C_M_RD) &&
+			   msgs[i].addr == msgs[i + 1].addr) {
+			/* write then read from same address */
+
+			retval = saa7164_api_i2c_read(bus, msgs[i].addr,
+				msgs[i].len, msgs[i].buf,
+				msgs[i+1].len, msgs[i+1].buf
+				);
+
+			i++;
+
+			if (retval < 0)
+				goto err;
+		} else {
+			/* write */
+			retval = saa7164_api_i2c_write(bus, msgs[i].addr,
+				msgs[i].len, msgs[i].buf);
+		}
+		if (retval < 0)
+			goto err;
+	}
+	return num;
+
+ err:
+	return retval;
+}
+
+void saa7164_call_i2c_clients(struct saa7164_i2c *bus, unsigned int cmd,
+	void *arg)
+{
+	if (bus->i2c_rc != 0)
+		return;
+
+	i2c_clients_command(&bus->i2c_adap, cmd, arg);
+}
+
+static u32 saa7164_functionality(struct i2c_adapter *adap)
+{
+	return I2C_FUNC_I2C;
+}
+
+static struct i2c_algorithm saa7164_i2c_algo_template = {
+	.master_xfer	= i2c_xfer,
+	.functionality	= saa7164_functionality,
+};
+
+/* ----------------------------------------------------------------------- */
+
+static struct i2c_adapter saa7164_i2c_adap_template = {
+	.name              = "saa7164",
+	.owner             = THIS_MODULE,
+	.algo              = &saa7164_i2c_algo_template,
+};
+
+static struct i2c_client saa7164_i2c_client_template = {
+	.name	= "saa7164 internal",
+};
+
+int saa7164_i2c_register(struct saa7164_i2c *bus)
+{
+	struct saa7164_dev *dev = bus->dev;
+
+	dprintk(DBGLVL_I2C, "%s(bus = %d)\n", __func__, bus->nr);
+
+	memcpy(&bus->i2c_adap, &saa7164_i2c_adap_template,
+	       sizeof(bus->i2c_adap));
+
+	memcpy(&bus->i2c_algo, &saa7164_i2c_algo_template,
+	       sizeof(bus->i2c_algo));
+
+	memcpy(&bus->i2c_client, &saa7164_i2c_client_template,
+	       sizeof(bus->i2c_client));
+
+	bus->i2c_adap.dev.parent = &dev->pci->dev;
+
+	strlcpy(bus->i2c_adap.name, bus->dev->name,
+		sizeof(bus->i2c_adap.name));
+
+	bus->i2c_algo.data = bus;
+	bus->i2c_adap.algo_data = bus;
+	i2c_set_adapdata(&bus->i2c_adap, bus);
+	i2c_add_adapter(&bus->i2c_adap);
+
+	bus->i2c_client.adapter = &bus->i2c_adap;
+
+	if (0 != bus->i2c_rc)
+		printk(KERN_ERR "%s: i2c bus %d register FAILED\n",
+			dev->name, bus->nr);
+
+	return bus->i2c_rc;
+}
+
+int saa7164_i2c_unregister(struct saa7164_i2c *bus)
+{
+	i2c_del_adapter(&bus->i2c_adap);
+	return 0;
+}
diff --git a/drivers/media/video/saa7164/saa7164-reg.h b/drivers/media/video/saa7164/saa7164-reg.h
new file mode 100644
index 000000000000..06be4c13d5b1
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-reg.h
@@ -0,0 +1,166 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* TODO: Retest the driver with errors expressed as negatives */
+
+/* Result codes */
+#define SAA_OK				0
+#define SAA_ERR_BAD_PARAMETER		0x09
+#define SAA_ERR_NO_RESOURCES		0x0c
+#define SAA_ERR_NOT_SUPPORTED		0x13
+#define SAA_ERR_BUSY			0x15
+#define SAA_ERR_READ			0x17
+#define SAA_ERR_TIMEOUT			0x1f
+#define SAA_ERR_OVERFLOW		0x20
+#define SAA_ERR_EMPTY			0x22
+#define SAA_ERR_NOT_STARTED		0x23
+#define SAA_ERR_ALREADY_STARTED		0x24
+#define SAA_ERR_NOT_STOPPED		0x25
+#define SAA_ERR_ALREADY_STOPPED		0x26
+#define SAA_ERR_INVALID_COMMAND		0x3e
+#define SAA_ERR_NULL_PACKET		0x59
+
+/* Errors and flags from the silicon */
+#define PVC_ERRORCODE_UNKNOWN		0x00
+#define PVC_ERRORCODE_INVALID_COMMAND	0x01
+#define PVC_ERRORCODE_INVALID_CONTROL	0x02
+#define PVC_ERRORCODE_INVALID_DATA	0x03
+#define PVC_ERRORCODE_TIMEOUT		0x04
+#define PVC_ERRORCODE_NAK		0x05
+#define PVC_RESPONSEFLAG_ERROR		0x01
+#define PVC_RESPONSEFLAG_OVERFLOW	0x02
+#define PVC_RESPONSEFLAG_RESET		0x04
+#define PVC_RESPONSEFLAG_INTERFACE	0x08
+#define PVC_RESPONSEFLAG_CONTINUED	0x10
+#define PVC_CMDFLAG_INTERRUPT		0x02
+#define PVC_CMDFLAG_INTERFACE		0x04
+#define PVC_CMDFLAG_SERIALIZE		0x08
+#define PVC_CMDFLAG_CONTINUE		0x10
+
+/* Silicon Commands */
+#define GET_DESCRIPTORS_CONTROL		0x01
+#define GET_STRING_CONTROL		0x03
+#define GET_LANGUAGE_CONTROL		0x05
+#define SET_POWER_CONTROL		0x07
+#define GET_FW_VERSION_CONTROL		0x09
+#define SET_DEBUG_LEVEL_CONTROL		0x0B
+#define GET_DEBUG_DATA_CONTROL		0x0C
+#define GET_PRODUCTION_INFO_CONTROL	0x0D
+
+/* cmd defines */
+#define SAA_CMDFLAG_CONTINUE		0x10
+#define SAA_CMD_MAX_MSG_UNITS		256
+
+/* Some defines */
+#define SAA_BUS_TIMEOUT			50
+#define SAA_DEVICE_TIMEOUT		5000
+#define SAA_DEVICE_MAXREQUESTSIZE	256
+
+/* Register addresses */
+#define SAA_DEVICE_VERSION		0x30
+#define SAA_DOWNLOAD_FLAGS		0x34
+#define SAA_DOWNLOAD_FLAG		0x34
+#define SAA_DOWNLOAD_FLAG_ACK		0x38
+#define SAA_DATAREADY_FLAG		0x3C
+#define SAA_DATAREADY_FLAG_ACK		0x40
+
+/* Boot loader register and bit definitions */
+#define SAA_BOOTLOADERERROR_FLAGS	0x44
+#define SAA_DEVICE_IMAGE_SEARCHING	0x01
+#define SAA_DEVICE_IMAGE_LOADING	0x02
+#define SAA_DEVICE_IMAGE_BOOTING	0x03
+#define SAA_DEVICE_IMAGE_CORRUPT	0x04
+#define SAA_DEVICE_MEMORY_CORRUPT	0x08
+#define SAA_DEVICE_NO_IMAGE		0x10
+
+/* Register addresses */
+#define SAA_DEVICE_2ND_VERSION			0x50
+#define SAA_DEVICE_2ND_DOWNLOADFLAG_OFFSET	0x54
+
+/* Register addresses */
+#define SAA_SECONDSTAGEERROR_FLAGS		0x64
+
+/* Bootloader regs and flags */
+#define SAA_DEVICE_DEADLOCK_DETECTED_OFFSET	0x6C
+#define SAA_DEVICE_DEADLOCK_DETECTED		0xDEADDEAD
+
+/* Basic firmware status registers */
+#define SAA_DEVICE_SYSINIT_STATUS_OFFSET	0x70
+#define SAA_DEVICE_SYSINIT_STATUS		0x70
+#define SAA_DEVICE_SYSINIT_MODE			0x74
+#define SAA_DEVICE_SYSINIT_SPEC			0x78
+#define SAA_DEVICE_SYSINIT_INST			0x7C
+#define SAA_DEVICE_SYSINIT_CPULOAD		0x80
+#define SAA_DEVICE_SYSINIT_REMAINHEAP		0x84
+
+#define SAA_DEVICE_DOWNLOAD_OFFSET		0x1000
+#define SAA_DEVICE_BUFFERBLOCKSIZE		0x1000
+
+#define SAA_DEVICE_2ND_BUFFERBLOCKSIZE		0x100000
+#define SAA_DEVICE_2ND_DOWNLOAD_OFFSET		0x200000
+
+/* Descriptors */
+#define CS_INTERFACE	0x24
+
+/* Descriptor subtypes */
+#define VC_INPUT_TERMINAL		0x02
+#define VC_OUTPUT_TERMINAL		0x03
+#define VC_SELECTOR_UNIT		0x04
+#define VC_PROCESSING_UNIT		0x05
+#define FEATURE_UNIT			0x06
+#define TUNER_UNIT			0x09
+#define ENCODER_UNIT			0x0A
+#define EXTENSION_UNIT			0x0B
+#define VC_TUNER_PATH			0xF0
+#define PVC_HARDWARE_DESCRIPTOR		0xF1
+#define PVC_INTERFACE_DESCRIPTOR	0xF2
+#define PVC_INFRARED_UNIT		0xF3
+#define DRM_UNIT			0xF4
+#define GENERAL_REQUEST			0xF5
+
+/* Format Types */
+#define VS_FORMAT_TYPE         0x02
+#define VS_FORMAT_TYPE_I       0x01
+#define VS_FORMAT_UNCOMPRESSED 0x04
+#define VS_FRAME_UNCOMPRESSED  0x05
+#define VS_FORMAT_MPEG2PS      0x09
+#define VS_FORMAT_MPEG2TS      0x0A
+#define VS_FORMAT_MPEG4SL      0x0B
+#define VS_FORMAT_WM9          0x0C
+#define VS_FORMAT_DIVX         0x0D
+#define VS_FORMAT_VBI          0x0E
+#define VS_FORMAT_RDS          0x0F
+
+/* Device extension commands */
+#define EXU_REGISTER_ACCESS_CONTROL	0x00
+#define EXU_GPIO_CONTROL		0x01
+#define EXU_GPIO_GROUP_CONTROL		0x02
+#define EXU_INTERRUPT_CONTROL		0x03
+
+/* State Transition and args */
+#define SAA_STATE_CONTROL	0x03
+#define SAA_DMASTATE_STOP	0x00
+#define SAA_DMASTATE_ACQUIRE	0x01
+#define SAA_DMASTATE_PAUSE	0x02
+#define SAA_DMASTATE_RUN	0x03
+
+/* Hardware registers */
+
diff --git a/drivers/media/video/saa7164/saa7164-types.h b/drivers/media/video/saa7164/saa7164-types.h
new file mode 100644
index 000000000000..99093f23aae5
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164-types.h
@@ -0,0 +1,287 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/* TODO: Cleanup and shorten the namespace */
+
+/* Some structues are passed directly to/from the firmware and
+ * have strict alignment requirements. This is one of them.
+ */
+typedef struct {
+	u8	bLength;
+	u8	bDescriptorType;
+	u8	bDescriptorSubtype;
+	u16	bcdSpecVersion;
+	u32	dwClockFrequency;
+	u32	dwClockUpdateRes;
+	u8	bCapabilities;
+	u32	dwDeviceRegistersLocation;
+	u32	dwHostMemoryRegion;
+	u32	dwHostMemoryRegionSize;
+	u32	dwHostHibernatMemRegion;
+	u32	dwHostHibernatMemRegionSize;
+} __attribute__((packed)) tmComResHWDescr_t;
+
+/* This is DWORD aligned on windows but I can't find the right
+ * gcc syntax to match the binary data from the device.
+ * I've manually padded with Reserved[3] bytes to match the hardware,
+ * but this could break if GCC decies to pack in a different way.
+ */
+typedef struct {
+	u8	bLength;
+	u8	bDescriptorType;
+	u8	bDescriptorSubtype;
+	u8	bFlags;
+	u8	bInterfaceType;
+	u8	bInterfaceId;
+	u8	bBaseInterface;
+	u8	bInterruptId;
+	u8	bDebugInterruptId;
+	u8	BARLocation;
+	u8	Reserved[3];
+} tmComResInterfaceDescr_t;
+
+typedef struct {
+	u64	CommandRing;
+	u64	ResponseRing;
+	u32	CommandWrite;
+	u32	CommandRead;
+	u32	ResponseWrite;
+	u32	ResponseRead;
+} tmComResBusDescr_t;
+
+typedef enum {
+	NONE		= 0,
+	TYPE_BUS_PCI	= 1,
+	TYPE_BUS_PCIe	= 2,
+	TYPE_BUS_USB	= 3,
+	TYPE_BUS_I2C	= 4
+} tmBusType_t;
+
+typedef struct {
+	tmBusType_t Type;
+	u16	m_wMaxReqSize;
+	u8	*m_pdwSetRing;
+	u32	m_dwSizeSetRing;
+	u8	*m_pdwGetRing;
+	u32	m_dwSizeGetRing;
+	u32	*m_pdwSetWritePos;
+	u32	*m_pdwSetReadPos;
+	u32	*m_pdwGetWritePos;
+	u32	*m_pdwGetReadPos;
+
+	/* All access is protected */
+	struct mutex lock;
+
+} tmComResBusInfo_t;
+
+typedef struct {
+	u8	id;
+	u8	flags;
+	u16	size;
+	u32	command;
+	u16	controlselector;
+	u8	seqno;
+} __attribute__((packed)) tmComResInfo_t;
+
+typedef enum {
+	SET_CUR  = 0x01,
+	GET_CUR  = 0x81,
+	GET_MIN  = 0x82,
+	GET_MAX  = 0x83,
+	GET_RES  = 0x84,
+	GET_LEN  = 0x85,
+	GET_INFO = 0x86,
+	GET_DEF  = 0x87
+} tmComResCmd_t;
+
+struct cmd {
+	u8 seqno;
+	u32 inuse;
+	u32 timeout;
+	u32 signalled;
+	struct mutex lock;
+	wait_queue_head_t wait;
+};
+
+typedef struct {
+	u32	pathid;
+	u32	size;
+	void	*descriptor;
+} tmDescriptor_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	unitid;
+} __attribute__((packed)) tmComResDescrHeader_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	unitid;
+	u32	devicetype;
+	u16	deviceid;
+	u32	numgpiopins;
+	u8	numgpiogroups;
+	u8	controlsize;
+} __attribute__((packed)) tmComResExtDevDescrHeader_t;
+
+typedef struct {
+	u32	pin;
+	u8	state;
+} __attribute__((packed)) tmComResGPIO_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	pathid;
+} __attribute__((packed)) tmComResPathDescrHeader_t;
+
+/* terminaltype */
+typedef enum {
+	ITT_ANTENNA              = 0x0203,
+	LINE_CONNECTOR           = 0x0603,
+	SPDIF_CONNECTOR          = 0x0605,
+	COMPOSITE_CONNECTOR      = 0x0401,
+	SVIDEO_CONNECTOR         = 0x0402,
+	COMPONENT_CONNECTOR      = 0x0403,
+	STANDARD_DMA             = 0xF101
+} tmComResTermType_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	terminalid;
+	u16	terminaltype;
+	u8	assocterminal;
+	u8	iterminal;
+	u8	controlsize;
+} __attribute__((packed)) tmComResAntTermDescrHeader_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	unitid;
+	u8	sourceid;
+	u8	iunit;
+	u32	tuningstandards;
+	u8	controlsize;
+	u32	controls;
+} __attribute__((packed)) tmComResTunerDescrHeader_t;
+
+typedef enum {
+	/* the buffer does not contain any valid data */
+	TM_BUFFER_FLAG_EMPTY,
+
+	/* the buffer is filled with valid data */
+	TM_BUFFER_FLAG_DONE,
+
+	/* the buffer is the dummy buffer - TODO??? */
+	TM_BUFFER_FLAG_DUMMY_BUFFER
+} tmBufferFlag_t;
+
+typedef struct {
+	u64		*pagetablevirt;
+	u64		pagetablephys;
+	u16		offset;
+	u8		*context;
+	u64		timestamp;
+	tmBufferFlag_t	BufferFlag_t;
+	u32		lostbuffers;
+	u32		validbuffers;
+	u64		*dummypagevirt;
+	u64		dummypagephys;
+	u64		*addressvirt;
+} tmBuffer_t;
+
+typedef struct {
+	u32	bitspersample;
+	u32	samplesperline;
+	u32	numberoflines;
+	u32	pitch;
+	u32	linethreshold;
+	u64	**pagetablelistvirt;
+	u64	*pagetablelistphys;
+	u32	numpagetables;
+	u32	numpagetableentries;
+} tmHWStreamParameters_t;
+
+typedef struct {
+	tmHWStreamParameters_t		HWStreamParameters_t;
+	u64				qwDummyPageTablePhys;
+	u64				*pDummyPageTableVirt;
+} tmStreamParameters_t;
+
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtyle;
+	u8	unitid;
+	u16	terminaltype;
+	u8	assocterminal;
+	u8	sourceid;
+	u8	iterminal;
+	u32	BARLocation;
+	u8	flags;
+	u8	interruptid;
+	u8	buffercount;
+	u8	metadatasize;
+	u8	numformats;
+	u8	controlsize;
+} __attribute__((packed)) tmComResDMATermDescrHeader_t;
+
+/*
+ *
+ * Description:
+ *  This is the transport stream format header.
+ *
+ * Settings:
+ *  bLength                 - The size of this descriptor in bytes.
+ *  bDescriptorType         - CS_INTERFACE.
+ *  bDescriptorSubtype      - VS_FORMAT_MPEG2TS descriptor subtype.
+ *  bFormatIndex            - A non-zero constant that uniquely identifies the
+ *                            format.
+ *  bDataOffset             - Offset to TSP packet within MPEG-2 TS transport
+ *                            stride, in bytes.
+ *  bPacketLength           - Length of TSP packet, in bytes (typically 188).
+ *  bStrideLength           - Length of MPEG-2 TS transport stride.
+ *  guidStrideFormat        - A Globally Unique Identifier indicating the
+ *                            format of the stride data (if any). Set to zeros
+ *                            if there is no Stride Data, or if the Stride
+ *                            Data is to be ignored by the application.
+ *
+ */
+typedef struct {
+	u8	len;
+	u8	type;
+	u8	subtype;
+	u8	bFormatIndex;
+	u8	bDataOffset;
+	u8	bPacketLength;
+	u8	bStrideLength;
+	u8	guidStrideFormat[16];
+} __attribute__((packed)) tmComResTSFormatDescrHeader_t;
+
diff --git a/drivers/media/video/saa7164/saa7164.h b/drivers/media/video/saa7164/saa7164.h
new file mode 100644
index 000000000000..42660b546f0e
--- /dev/null
+++ b/drivers/media/video/saa7164/saa7164.h
@@ -0,0 +1,400 @@
+/*
+ *  Driver for the NXP SAA7164 PCIe bridge
+ *
+ *  Copyright (c) 2009 Steven Toth <stoth@kernellabs.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/*
+	Driver architecture
+	*******************
+
+	saa7164_core.c/buffer.c/cards.c/i2c.c/dvb.c
+		|	: Standard Linux driver framework for creating
+		|	: exposing and managing interfaces to the rest
+		|	: of the kernel or userland. Also uses _fw.c to load
+		|	: firmware direct into the PCIe bus, bypassing layers.
+		V
+	saa7164_api..()	: Translate kernel specific functions/features
+		|	: into command buffers.
+		V
+	saa7164_cmd..()	: Manages the flow of command packets on/off,
+		|	: the bus. Deal with bus errors, timeouts etc.
+		V
+	saa7164_bus..() : Manage a read/write memory ring buffer in the
+		|	: PCIe Address space.
+		|
+		|		saa7164_fw...()	: Load any frimware
+		|			|	: direct into the device
+		V			V
+	<- ----------------- PCIe address space -------------------- ->
+*/
+
+#include <linux/pci.h>
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/kdev_t.h>
+
+#include <media/tuner.h>
+#include <media/tveeprom.h>
+#include <media/videobuf-dma-sg.h>
+#include <media/videobuf-dvb.h>
+
+#include "saa7164-reg.h"
+#include "saa7164-types.h"
+
+#include <linux/version.h>
+#include <linux/mutex.h>
+
+#define SAA7164_MAXBOARDS 8
+
+#define UNSET (-1U)
+#define SAA7164_BOARD_NOAUTO			UNSET
+#define SAA7164_BOARD_UNKNOWN			0
+#define SAA7164_BOARD_UNKNOWN_REV2		1
+#define SAA7164_BOARD_UNKNOWN_REV3		2
+#define SAA7164_BOARD_HAUPPAUGE_HVR2250		3
+#define SAA7164_BOARD_HAUPPAUGE_HVR2200		4
+#define SAA7164_BOARD_HAUPPAUGE_HVR2200_2	5
+#define SAA7164_BOARD_HAUPPAUGE_HVR2200_3	6
+#define SAA7164_BOARD_HAUPPAUGE_HVR2250_2	7
+#define SAA7164_BOARD_HAUPPAUGE_HVR2250_3	8
+
+#define SAA7164_MAX_UNITS		8
+#define SAA7164_TS_NUMBER_OF_LINES	312
+#define SAA7164_PT_ENTRIES		16 /* (312 * 188) / 4096 */
+
+#define DBGLVL_FW    4
+#define DBGLVL_DVB   8
+#define DBGLVL_I2C  16
+#define DBGLVL_API  32
+#define DBGLVL_CMD  64
+#define DBGLVL_BUS 128
+#define DBGLVL_IRQ 256
+#define DBGLVL_BUF 512
+
+enum port_t {
+	SAA7164_MPEG_UNDEFINED = 0,
+	SAA7164_MPEG_DVB,
+};
+
+enum saa7164_i2c_bus_nr {
+	SAA7164_I2C_BUS_0 = 0,
+	SAA7164_I2C_BUS_1,
+	SAA7164_I2C_BUS_2,
+};
+
+enum saa7164_buffer_flags {
+	SAA7164_BUFFER_UNDEFINED = 0,
+	SAA7164_BUFFER_FREE,
+	SAA7164_BUFFER_BUSY,
+	SAA7164_BUFFER_FULL
+};
+
+enum saa7164_unit_type {
+	SAA7164_UNIT_UNDEFINED = 0,
+	SAA7164_UNIT_DIGITAL_DEMODULATOR,
+	SAA7164_UNIT_ANALOG_DEMODULATOR,
+	SAA7164_UNIT_TUNER,
+	SAA7164_UNIT_EEPROM,
+	SAA7164_UNIT_ZILOG_IRBLASTER,
+	SAA7164_UNIT_ENCODER,
+};
+
+/* The PCIe bridge doesn't grant direct access to i2c.
+ * Instead, you address i2c devices using a uniqely
+ * allocated 'unitid' value via a messaging API. This
+ * is a problem. The kernel and existing demod/tuner
+ * drivers expect to talk 'i2c', so we have to maintain
+ * a translation layer, and a series of functions to
+ * convert i2c bus + device address into a unit id.
+ */
+struct saa7164_unit {
+	enum saa7164_unit_type type;
+	u8	id;
+	char	*name;
+	enum saa7164_i2c_bus_nr i2c_bus_nr;
+	u8	i2c_bus_addr;
+	u8	i2c_reg_len;
+};
+
+struct saa7164_board {
+	char	*name;
+	enum port_t porta, portb;
+	enum {
+		SAA7164_CHIP_UNDEFINED = 0,
+		SAA7164_CHIP_REV2,
+		SAA7164_CHIP_REV3,
+	} chiprev;
+	struct	saa7164_unit unit[SAA7164_MAX_UNITS];
+};
+
+struct saa7164_subid {
+	u16     subvendor;
+	u16     subdevice;
+	u32     card;
+};
+
+struct saa7164_fw_status {
+
+	/* RISC Core details */
+	u32	status;
+	u32	mode;
+	u32	spec;
+	u32	inst;
+	u32	cpuload;
+	u32	remainheap;
+
+	/* Firmware version */
+	u32	version;
+	u32	major;
+	u32	sub;
+	u32	rel;
+	u32	buildnr;
+};
+
+struct saa7164_dvb {
+	struct mutex lock;
+	struct dvb_adapter adapter;
+	struct dvb_frontend *frontend;
+	struct dvb_demux demux;
+	struct dmxdev dmxdev;
+	struct dmx_frontend fe_hw;
+	struct dmx_frontend fe_mem;
+	struct dvb_net net;
+	int feeding;
+};
+
+struct saa7164_i2c {
+	struct saa7164_dev		*dev;
+
+	enum saa7164_i2c_bus_nr		nr;
+
+	/* I2C I/O */
+	struct i2c_adapter		i2c_adap;
+	struct i2c_algo_bit_data	i2c_algo;
+	struct i2c_client		i2c_client;
+	u32				i2c_rc;
+};
+
+struct saa7164_tsport;
+
+struct saa7164_buffer {
+	struct list_head list;
+
+	u32 nr;
+
+	struct saa7164_tsport *port;
+
+	/* Hardware Specific */
+	/* PCI Memory allocations */
+	enum saa7164_buffer_flags flags; /* Free, Busy, Full */
+
+	/* A block of page align PCI memory */
+	u32 pci_size;	/* PCI allocation size in bytes */
+	u64 *cpu;	/* Virtual address */
+	dma_addr_t dma;	/* Physical address */
+
+	/* A page table that splits the block into a number of entries */
+	u32 pt_size;		/* PCI allocation size in bytes */
+	u64 *pt_cpu;		/* Virtual address */
+	dma_addr_t pt_dma;	/* Physical address */
+};
+
+struct saa7164_tsport {
+
+	struct saa7164_dev *dev;
+	int nr;
+	enum port_t type;
+
+	struct saa7164_dvb dvb;
+
+	/* HW related stream parameters */
+	tmHWStreamParameters_t hw_streamingparams;
+
+	/* DMA configuration values, is seeded during initialization */
+	tmComResDMATermDescrHeader_t hwcfg;
+
+	/* hardware specific registers */
+	u32 bufcounter;
+	u32 pitch;
+	u32 bufsize;
+	u32 bufoffset;
+	u32 bufptr32l;
+	u32 bufptr32h;
+	u64 bufptr64;
+
+	u32 numpte;	/* Number of entries in array, only valid in head */
+	struct mutex dmaqueue_lock;
+	struct mutex dummy_dmaqueue_lock;
+	struct saa7164_buffer dmaqueue;
+	struct saa7164_buffer dummy_dmaqueue;
+
+};
+
+struct saa7164_dev {
+	struct list_head	devlist;
+	atomic_t		refcount;
+
+	/* pci stuff */
+	struct pci_dev	*pci;
+	unsigned char	pci_rev, pci_lat;
+	int		pci_bus, pci_slot;
+	u32		__iomem *lmmio;
+	u8		__iomem *bmmio;
+	u32		__iomem *lmmio2;
+	u8		__iomem *bmmio2;
+	int		pci_irqmask;
+
+	/* board details */
+	int	nr;
+	int	hwrevision;
+	u32	board;
+	char	name[32];
+
+	/* firmware status */
+	struct saa7164_fw_status	fw_status;
+
+	tmComResHWDescr_t		hwdesc;
+	tmComResInterfaceDescr_t	intfdesc;
+	tmComResBusDescr_t		busdesc;
+
+	tmComResBusInfo_t		bus;
+
+	/* Interrupt status and ack registers */
+	u32 int_status;
+	u32 int_ack;
+
+	struct cmd			cmds[SAA_CMD_MAX_MSG_UNITS];
+	struct mutex			lock;
+
+	/* I2c related */
+	struct saa7164_i2c i2c_bus[3];
+
+	/* Transport related */
+	struct saa7164_tsport ts1, ts2;
+
+	/* Deferred command/api interrupts handling */
+	struct work_struct workcmd;
+
+};
+
+extern struct list_head saa7164_devlist;
+extern unsigned int waitsecs;
+
+/* ----------------------------------------------------------- */
+/* saa7164-core.c                                              */
+void saa7164_dumpregs(struct saa7164_dev *dev, u32 addr);
+void saa7164_dumphex16(struct saa7164_dev *dev, u8 *buf, int len);
+void saa7164_getfirmwarestatus(struct saa7164_dev *dev);
+u32 saa7164_getcurrentfirmwareversion(struct saa7164_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* saa7164-fw.c                                                */
+int saa7164_downloadfirmware(struct saa7164_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* saa7164-i2c.c                                               */
+extern int saa7164_i2c_register(struct saa7164_i2c *bus);
+extern int saa7164_i2c_unregister(struct saa7164_i2c *bus);
+extern void saa7164_call_i2c_clients(struct saa7164_i2c *bus,
+	unsigned int cmd, void *arg);
+
+/* ----------------------------------------------------------- */
+/* saa7164-bus.c                                               */
+int saa7164_bus_setup(struct saa7164_dev *dev);
+void saa7164_bus_dump(struct saa7164_dev *dev);
+int saa7164_bus_set(struct saa7164_dev *dev, tmComResInfo_t* msg, void *buf);
+int saa7164_bus_get(struct saa7164_dev *dev, tmComResInfo_t* msg,
+	void *buf, int peekonly);
+
+/* ----------------------------------------------------------- */
+/* saa7164-cmd.c                                               */
+int saa7164_cmd_send(struct saa7164_dev *dev,
+	u8 id, tmComResCmd_t command, u16 controlselector,
+	u16 size, void *buf);
+void saa7164_cmd_signal(struct saa7164_dev *dev, u8 seqno);
+int saa7164_irq_dequeue(struct saa7164_dev *dev);
+
+/* ----------------------------------------------------------- */
+/* saa7164-api.c                                               */
+int saa7164_api_get_fw_version(struct saa7164_dev *dev, u32 *version);
+int saa7164_api_enum_subdevs(struct saa7164_dev *dev);
+int saa7164_api_i2c_read(struct saa7164_i2c *bus, u8 addr, u32 reglen, u8 *reg,
+	u32 datalen, u8 *data);
+int saa7164_api_i2c_write(struct saa7164_i2c *bus, u8 addr,
+	u32 datalen, u8 *data);
+int saa7164_api_dif_write(struct saa7164_i2c *bus, u8 addr,
+	u32 datalen, u8 *data);
+int saa7164_api_read_eeprom(struct saa7164_dev *dev, u8 *buf, int buflen);
+int saa7164_api_set_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin);
+int saa7164_api_clear_gpiobit(struct saa7164_dev *dev, u8 unitid, u8 pin);
+int saa7164_api_transition_port(struct saa7164_tsport *port, u8 mode);
+
+/* ----------------------------------------------------------- */
+/* saa7164-cards.c                                             */
+extern struct saa7164_board saa7164_boards[];
+extern const unsigned int saa7164_bcount;
+
+extern struct saa7164_subid saa7164_subids[];
+extern const unsigned int saa7164_idcount;
+
+extern void saa7164_card_list(struct saa7164_dev *dev);
+extern void saa7164_gpio_setup(struct saa7164_dev *dev);
+extern void saa7164_card_setup(struct saa7164_dev *dev);
+
+extern int saa7164_i2caddr_to_reglen(struct saa7164_i2c *bus, int addr);
+extern int saa7164_i2caddr_to_unitid(struct saa7164_i2c *bus, int addr);
+extern char *saa7164_unitid_name(struct saa7164_dev *dev, u8 unitid);
+
+/* ----------------------------------------------------------- */
+/* saa7164-dvb.c                                               */
+extern int saa7164_dvb_register(struct saa7164_tsport *port);
+extern int saa7164_dvb_unregister(struct saa7164_tsport *port);
+
+/* ----------------------------------------------------------- */
+/* saa7164-buffer.c                                            */
+extern struct saa7164_buffer *saa7164_buffer_alloc(struct saa7164_tsport *port,
+	u32 len);
+extern int saa7164_buffer_dealloc(struct saa7164_tsport *port,
+	struct saa7164_buffer *buf);
+
+/* ----------------------------------------------------------- */
+
+extern unsigned int saa_debug;
+#define dprintk(level, fmt, arg...)\
+	do { if (saa_debug & level)\
+		printk(KERN_DEBUG "%s: " fmt, dev->name, ## arg);\
+	} while (0)
+
+#define log_warn(fmt, arg...)\
+	do { \
+		printk(KERN_WARNING "%s: " fmt, dev->name, ## arg);\
+	} while (0)
+
+#define log_err(fmt, arg...)\
+	do { \
+		printk(KERN_ERROR "%s: " fmt, dev->name, ## arg);\
+	} while (0)
+
+#define saa7164_readl(reg) readl(dev->lmmio + ((reg) >> 2))
+#define saa7164_writel(reg, value) writel((value), dev->lmmio + ((reg) >> 2))
+
+
+#define saa7164_readb(reg)             readl(dev->bmmio + (reg))
+#define saa7164_writeb(reg, value)     writel((value), dev->bmmio + (reg))
+
diff --git a/drivers/media/video/sh_mobile_ceu_camera.c b/drivers/media/video/sh_mobile_ceu_camera.c
index 61c47b824083..9c8b7c7b89ee 100644
--- a/drivers/media/video/sh_mobile_ceu_camera.c
+++ b/drivers/media/video/sh_mobile_ceu_camera.c
@@ -31,6 +31,7 @@
 #include <linux/platform_device.h>
 #include <linux/videodev2.h>
 #include <linux/pm_runtime.h>
+#include <linux/sched.h>
 
 #include <media/v4l2-common.h>
 #include <media/v4l2-dev.h>
@@ -74,6 +75,13 @@
 #define CDBYR2 0x98 /* Capture data bottom-field address Y register 2 */
 #define CDBCR2 0x9c /* Capture data bottom-field address C register 2 */
 
+#undef DEBUG_GEOMETRY
+#ifdef DEBUG_GEOMETRY
+#define dev_geo	dev_info
+#else
+#define dev_geo	dev_dbg
+#endif
+
 /* per video frame buffer */
 struct sh_mobile_ceu_buffer {
 	struct videobuf_buffer vb; /* v4l buffer must be first */
@@ -92,10 +100,21 @@ struct sh_mobile_ceu_dev {
 	spinlock_t lock;
 	struct list_head capture;
 	struct videobuf_buffer *active;
-	int is_interlaced;
 
 	struct sh_mobile_ceu_info *pdata;
 
+	u32 cflcr;
+
+	unsigned int is_interlaced:1;
+	unsigned int image_mode:1;
+	unsigned int is_16bit:1;
+};
+
+struct sh_mobile_ceu_cam {
+	struct v4l2_rect ceu_rect;
+	unsigned int cam_width;
+	unsigned int cam_height;
+	const struct soc_camera_data_format *extra_fmt;
 	const struct soc_camera_data_format *camera_fmt;
 };
 
@@ -146,7 +165,8 @@ static int sh_mobile_ceu_videobuf_setup(struct videobuf_queue *vq,
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
 	int bytes_per_pixel = (icd->current_fmt->depth + 7) >> 3;
 
-	*size = PAGE_ALIGN(icd->width * icd->height * bytes_per_pixel);
+	*size = PAGE_ALIGN(icd->user_width * icd->user_height *
+			   bytes_per_pixel);
 
 	if (0 == *count)
 		*count = 2;
@@ -156,7 +176,7 @@ static int sh_mobile_ceu_videobuf_setup(struct videobuf_queue *vq,
 			(*count)--;
 	}
 
-	dev_dbg(&icd->dev, "count=%d, size=%d\n", *count, *size);
+	dev_dbg(icd->dev.parent, "count=%d, size=%d\n", *count, *size);
 
 	return 0;
 }
@@ -165,8 +185,9 @@ static void free_buffer(struct videobuf_queue *vq,
 			struct sh_mobile_ceu_buffer *buf)
 {
 	struct soc_camera_device *icd = vq->priv_data;
+	struct device *dev = icd->dev.parent;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
+	dev_dbg(dev, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
 		&buf->vb, buf->vb.baddr, buf->vb.bsize);
 
 	if (in_interrupt())
@@ -174,7 +195,7 @@ static void free_buffer(struct videobuf_queue *vq,
 
 	videobuf_waiton(&buf->vb, 0, 0);
 	videobuf_dma_contig_free(vq, &buf->vb);
-	dev_dbg(&icd->dev, "%s freed\n", __func__);
+	dev_dbg(dev, "%s freed\n", __func__);
 	buf->vb.state = VIDEOBUF_NEEDS_INIT;
 }
 
@@ -205,7 +226,7 @@ static void sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev)
 	phys_addr_top = videobuf_to_dma_contig(pcdev->active);
 	ceu_write(pcdev, CDAYR, phys_addr_top);
 	if (pcdev->is_interlaced) {
-		phys_addr_bottom = phys_addr_top + icd->width;
+		phys_addr_bottom = phys_addr_top + icd->user_width;
 		ceu_write(pcdev, CDBYR, phys_addr_bottom);
 	}
 
@@ -214,10 +235,12 @@ static void sh_mobile_ceu_capture(struct sh_mobile_ceu_dev *pcdev)
 	case V4L2_PIX_FMT_NV21:
 	case V4L2_PIX_FMT_NV16:
 	case V4L2_PIX_FMT_NV61:
-		phys_addr_top += icd->width * icd->height;
+		phys_addr_top += icd->user_width *
+			icd->user_height;
 		ceu_write(pcdev, CDACR, phys_addr_top);
 		if (pcdev->is_interlaced) {
-			phys_addr_bottom = phys_addr_top + icd->width;
+			phys_addr_bottom = phys_addr_top +
+				icd->user_width;
 			ceu_write(pcdev, CDBCR, phys_addr_bottom);
 		}
 	}
@@ -236,7 +259,7 @@ static int sh_mobile_ceu_videobuf_prepare(struct videobuf_queue *vq,
 
 	buf = container_of(vb, struct sh_mobile_ceu_buffer, vb);
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	/* Added list head initialization on alloc */
@@ -251,12 +274,12 @@ static int sh_mobile_ceu_videobuf_prepare(struct videobuf_queue *vq,
 	BUG_ON(NULL == icd->current_fmt);
 
 	if (buf->fmt	!= icd->current_fmt ||
-	    vb->width	!= icd->width ||
-	    vb->height	!= icd->height ||
+	    vb->width	!= icd->user_width ||
+	    vb->height	!= icd->user_height ||
 	    vb->field	!= field) {
 		buf->fmt	= icd->current_fmt;
-		vb->width	= icd->width;
-		vb->height	= icd->height;
+		vb->width	= icd->user_width;
+		vb->height	= icd->user_height;
 		vb->field	= field;
 		vb->state	= VIDEOBUF_NEEDS_INIT;
 	}
@@ -289,7 +312,7 @@ static void sh_mobile_ceu_videobuf_queue(struct videobuf_queue *vq,
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
 
-	dev_dbg(&icd->dev, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
+	dev_dbg(icd->dev.parent, "%s (vb=0x%p) 0x%08lx %zd\n", __func__,
 		vb, vb->baddr, vb->bsize);
 
 	vb->state = VIDEOBUF_QUEUED;
@@ -304,6 +327,27 @@ static void sh_mobile_ceu_videobuf_queue(struct videobuf_queue *vq,
 static void sh_mobile_ceu_videobuf_release(struct videobuf_queue *vq,
 					   struct videobuf_buffer *vb)
 {
+	struct soc_camera_device *icd = vq->priv_data;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+	unsigned long flags;
+
+	spin_lock_irqsave(&pcdev->lock, flags);
+
+	if (pcdev->active == vb) {
+		/* disable capture (release DMA buffer), reset */
+		ceu_write(pcdev, CAPSR, 1 << 16);
+		pcdev->active = NULL;
+	}
+
+	if ((vb->state == VIDEOBUF_ACTIVE || vb->state == VIDEOBUF_QUEUED) &&
+	    !list_empty(&vb->queue)) {
+		vb->state = VIDEOBUF_ERROR;
+		list_del_init(&vb->queue);
+	}
+
+	spin_unlock_irqrestore(&pcdev->lock, flags);
+
 	free_buffer(vq, container_of(vb, struct sh_mobile_ceu_buffer, vb));
 }
 
@@ -323,6 +367,10 @@ static irqreturn_t sh_mobile_ceu_irq(int irq, void *data)
 	spin_lock_irqsave(&pcdev->lock, flags);
 
 	vb = pcdev->active;
+	if (!vb)
+		/* Stale interrupt from a released buffer */
+		goto out;
+
 	list_del_init(&vb->queue);
 
 	if (!list_empty(&pcdev->capture))
@@ -337,6 +385,8 @@ static irqreturn_t sh_mobile_ceu_irq(int irq, void *data)
 	do_gettimeofday(&vb->ts);
 	vb->field_count++;
 	wake_up(&vb->done);
+
+out:
 	spin_unlock_irqrestore(&pcdev->lock, flags);
 
 	return IRQ_HANDLED;
@@ -347,28 +397,23 @@ static int sh_mobile_ceu_add_device(struct soc_camera_device *icd)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
-	int ret = -EBUSY;
 
 	if (pcdev->icd)
-		goto err;
+		return -EBUSY;
 
-	dev_info(&icd->dev,
+	dev_info(icd->dev.parent,
 		 "SuperH Mobile CEU driver attached to camera %d\n",
 		 icd->devnum);
 
-	ret = icd->ops->init(icd);
-	if (ret)
-		goto err;
-
-	pm_runtime_get_sync(ici->dev);
+	pm_runtime_get_sync(ici->v4l2_dev.dev);
 
 	ceu_write(pcdev, CAPSR, 1 << 16); /* reset */
 	while (ceu_read(pcdev, CSTSR) & 1)
 		msleep(1);
 
 	pcdev->icd = icd;
-err:
-	return ret;
+
+	return 0;
 }
 
 /* Called with .video_lock held */
@@ -394,25 +439,151 @@ static void sh_mobile_ceu_remove_device(struct soc_camera_device *icd)
 	}
 	spin_unlock_irqrestore(&pcdev->lock, flags);
 
-	pm_runtime_put_sync(ici->dev);
+	pm_runtime_put_sync(ici->v4l2_dev.dev);
 
-	icd->ops->release(icd);
-
-	dev_info(&icd->dev,
+	dev_info(icd->dev.parent,
 		 "SuperH Mobile CEU driver detached from camera %d\n",
 		 icd->devnum);
 
 	pcdev->icd = NULL;
 }
 
+/*
+ * See chapter 29.4.12 "Capture Filter Control Register (CFLCR)"
+ * in SH7722 Hardware Manual
+ */
+static unsigned int size_dst(unsigned int src, unsigned int scale)
+{
+	unsigned int mant_pre = scale >> 12;
+	if (!src || !scale)
+		return src;
+	return ((mant_pre + 2 * (src - 1)) / (2 * mant_pre) - 1) *
+		mant_pre * 4096 / scale + 1;
+}
+
+static u16 calc_scale(unsigned int src, unsigned int *dst)
+{
+	u16 scale;
+
+	if (src == *dst)
+		return 0;
+
+	scale = (src * 4096 / *dst) & ~7;
+
+	while (scale > 4096 && size_dst(src, scale) < *dst)
+		scale -= 8;
+
+	*dst = size_dst(src, scale);
+
+	return scale;
+}
+
+/* rect is guaranteed to not exceed the scaled camera rectangle */
+static void sh_mobile_ceu_set_rect(struct soc_camera_device *icd,
+				   unsigned int out_width,
+				   unsigned int out_height)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct v4l2_rect *rect = &cam->ceu_rect;
+	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+	unsigned int height, width, cdwdr_width, in_width, in_height;
+	unsigned int left_offset, top_offset;
+	u32 camor;
+
+	dev_dbg(icd->dev.parent, "Crop %ux%u@%u:%u\n",
+		rect->width, rect->height, rect->left, rect->top);
+
+	left_offset	= rect->left;
+	top_offset	= rect->top;
+
+	if (pcdev->image_mode) {
+		in_width = rect->width;
+		if (!pcdev->is_16bit) {
+			in_width *= 2;
+			left_offset *= 2;
+		}
+		width = cdwdr_width = out_width;
+	} else {
+		unsigned int w_factor = (icd->current_fmt->depth + 7) >> 3;
+
+		width = out_width * w_factor / 2;
+
+		if (!pcdev->is_16bit)
+			w_factor *= 2;
+
+		in_width = rect->width * w_factor / 2;
+		left_offset = left_offset * w_factor / 2;
+
+		cdwdr_width = width * 2;
+	}
+
+	height = out_height;
+	in_height = rect->height;
+	if (pcdev->is_interlaced) {
+		height /= 2;
+		in_height /= 2;
+		top_offset /= 2;
+		cdwdr_width *= 2;
+	}
+
+	/* Set CAMOR, CAPWR, CFSZR, take care of CDWDR */
+	camor = left_offset | (top_offset << 16);
+
+	dev_geo(icd->dev.parent,
+		"CAMOR 0x%x, CAPWR 0x%x, CFSZR 0x%x, CDWDR 0x%x\n", camor,
+		(in_height << 16) | in_width, (height << 16) | width,
+		cdwdr_width);
+
+	ceu_write(pcdev, CAMOR, camor);
+	ceu_write(pcdev, CAPWR, (in_height << 16) | in_width);
+	ceu_write(pcdev, CFSZR, (height << 16) | width);
+	ceu_write(pcdev, CDWDR, cdwdr_width);
+}
+
+static u32 capture_save_reset(struct sh_mobile_ceu_dev *pcdev)
+{
+	u32 capsr = ceu_read(pcdev, CAPSR);
+	ceu_write(pcdev, CAPSR, 1 << 16); /* reset, stop capture */
+	return capsr;
+}
+
+static void capture_restore(struct sh_mobile_ceu_dev *pcdev, u32 capsr)
+{
+	unsigned long timeout = jiffies + 10 * HZ;
+
+	/*
+	 * Wait until the end of the current frame. It can take a long time,
+	 * but if it has been aborted by a CAPSR reset, it shoule exit sooner.
+	 */
+	while ((ceu_read(pcdev, CSTSR) & 1) && time_before(jiffies, timeout))
+		msleep(1);
+
+	if (time_after(jiffies, timeout)) {
+		dev_err(pcdev->ici.v4l2_dev.dev,
+			"Timeout waiting for frame end! Interface problem?\n");
+		return;
+	}
+
+	/* Wait until reset clears, this shall not hang... */
+	while (ceu_read(pcdev, CAPSR) & (1 << 16))
+		udelay(10);
+
+	/* Anything to restore? */
+	if (capsr & ~(1 << 16))
+		ceu_write(pcdev, CAPSR, capsr);
+}
+
 static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 				       __u32 pixfmt)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
-	int ret, buswidth, width, height, cfszr_width, cdwdr_width;
+	int ret;
 	unsigned long camera_flags, common_flags, value;
-	int yuv_mode, yuv_lineskip;
+	int yuv_lineskip;
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	u32 capsr = capture_save_reset(pcdev);
 
 	camera_flags = icd->ops->query_bus_param(icd);
 	common_flags = soc_camera_bus_param_compatible(camera_flags,
@@ -426,10 +597,10 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 
 	switch (common_flags & SOCAM_DATAWIDTH_MASK) {
 	case SOCAM_DATAWIDTH_8:
-		buswidth = 8;
+		pcdev->is_16bit = 0;
 		break;
 	case SOCAM_DATAWIDTH_16:
-		buswidth = 16;
+		pcdev->is_16bit = 1;
 		break;
 	default:
 		return -EINVAL;
@@ -439,7 +610,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 	ceu_write(pcdev, CRCMPR, 0);
 
 	value = 0x00000010; /* data fetch by default */
-	yuv_mode = yuv_lineskip = 0;
+	yuv_lineskip = 0;
 
 	switch (icd->current_fmt->fourcc) {
 	case V4L2_PIX_FMT_NV12:
@@ -448,8 +619,7 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 		/* fall-through */
 	case V4L2_PIX_FMT_NV16:
 	case V4L2_PIX_FMT_NV61:
-		yuv_mode = 1;
-		switch (pcdev->camera_fmt->fourcc) {
+		switch (cam->camera_fmt->fourcc) {
 		case V4L2_PIX_FMT_UYVY:
 			value = 0x00000000; /* Cb0, Y0, Cr0, Y1 */
 			break;
@@ -473,36 +643,16 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 
 	value |= common_flags & SOCAM_VSYNC_ACTIVE_LOW ? 1 << 1 : 0;
 	value |= common_flags & SOCAM_HSYNC_ACTIVE_LOW ? 1 << 0 : 0;
-	value |= buswidth == 16 ? 1 << 12 : 0;
+	value |= pcdev->is_16bit ? 1 << 12 : 0;
 	ceu_write(pcdev, CAMCR, value);
 
 	ceu_write(pcdev, CAPCR, 0x00300000);
 	ceu_write(pcdev, CAIFR, pcdev->is_interlaced ? 0x101 : 0);
 
+	sh_mobile_ceu_set_rect(icd, icd->user_width, icd->user_height);
 	mdelay(1);
 
-	if (yuv_mode) {
-		width = icd->width * 2;
-		width = buswidth == 16 ? width / 2 : width;
-		cfszr_width = cdwdr_width = icd->width;
-	} else {
-		width = icd->width * ((icd->current_fmt->depth + 7) >> 3);
-		width = buswidth == 16 ? width / 2 : width;
-		cfszr_width = buswidth == 8 ? width / 2 : width;
-		cdwdr_width = buswidth == 16 ? width * 2 : width;
-	}
-
-	height = icd->height;
-	if (pcdev->is_interlaced) {
-		height /= 2;
-		cdwdr_width *= 2;
-	}
-
-	ceu_write(pcdev, CAMOR, 0);
-	ceu_write(pcdev, CAPWR, (height << 16) | width);
-	ceu_write(pcdev, CFLCR, 0); /* no scaling */
-	ceu_write(pcdev, CFSZR, (height << 16) | cfszr_width);
-	ceu_write(pcdev, CLFCR, 0); /* no lowpass filter */
+	ceu_write(pcdev, CFLCR, pcdev->cflcr);
 
 	/* A few words about byte order (observed in Big Endian mode)
 	 *
@@ -521,10 +671,15 @@ static int sh_mobile_ceu_set_bus_param(struct soc_camera_device *icd,
 		value &= ~0x00000010; /* convert 4:2:2 -> 4:2:0 */
 
 	ceu_write(pcdev, CDOCR, value);
-
-	ceu_write(pcdev, CDWDR, cdwdr_width);
 	ceu_write(pcdev, CFWCR, 0); /* keep "datafetch firewall" disabled */
 
+	dev_dbg(icd->dev.parent, "S_FMT successful for %c%c%c%c %ux%u\n",
+		pixfmt & 0xff, (pixfmt >> 8) & 0xff,
+		(pixfmt >> 16) & 0xff, (pixfmt >> 24) & 0xff,
+		icd->user_width, icd->user_height);
+
+	capture_restore(pcdev, capsr);
+
 	/* not in bundle mode: skip CBDSR, CDAYR2, CDACR2, CDBYR2, CDBCR2 */
 	return 0;
 }
@@ -574,24 +729,35 @@ static const struct soc_camera_data_format sh_mobile_ceu_formats[] = {
 static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, int idx,
 				     struct soc_camera_format_xlate *xlate)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct device *dev = icd->dev.parent;
 	int ret, k, n;
 	int formats = 0;
+	struct sh_mobile_ceu_cam *cam;
 
 	ret = sh_mobile_ceu_try_bus_param(icd);
 	if (ret < 0)
 		return 0;
 
+	if (!icd->host_priv) {
+		cam = kzalloc(sizeof(*cam), GFP_KERNEL);
+		if (!cam)
+			return -ENOMEM;
+
+		icd->host_priv = cam;
+	} else {
+		cam = icd->host_priv;
+	}
+
 	/* Beginning of a pass */
 	if (!idx)
-		icd->host_priv = NULL;
+		cam->extra_fmt = NULL;
 
 	switch (icd->formats[idx].fourcc) {
 	case V4L2_PIX_FMT_UYVY:
 	case V4L2_PIX_FMT_VYUY:
 	case V4L2_PIX_FMT_YUYV:
 	case V4L2_PIX_FMT_YVYU:
-		if (icd->host_priv)
+		if (cam->extra_fmt)
 			goto add_single_format;
 
 		/*
@@ -603,7 +769,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, int idx,
 		 * the host_priv pointer and check whether the format you're
 		 * going to add now is already there.
 		 */
-		icd->host_priv = (void *)sh_mobile_ceu_formats;
+		cam->extra_fmt = (void *)sh_mobile_ceu_formats;
 
 		n = ARRAY_SIZE(sh_mobile_ceu_formats);
 		formats += n;
@@ -612,7 +778,7 @@ static int sh_mobile_ceu_get_formats(struct soc_camera_device *icd, int idx,
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = icd->formats[idx].depth;
 			xlate++;
-			dev_dbg(ici->dev, "Providing format %s using %s\n",
+			dev_dbg(dev, "Providing format %s using %s\n",
 				sh_mobile_ceu_formats[k].name,
 				icd->formats[idx].name);
 		}
@@ -625,7 +791,7 @@ add_single_format:
 			xlate->cam_fmt = icd->formats + idx;
 			xlate->buswidth = icd->formats[idx].depth;
 			xlate++;
-			dev_dbg(ici->dev,
+			dev_dbg(dev,
 				"Providing format %s in pass-through mode\n",
 				icd->formats[idx].name);
 		}
@@ -634,82 +800,714 @@ add_single_format:
 	return formats;
 }
 
+static void sh_mobile_ceu_put_formats(struct soc_camera_device *icd)
+{
+	kfree(icd->host_priv);
+	icd->host_priv = NULL;
+}
+
+/* Check if any dimension of r1 is smaller than respective one of r2 */
+static bool is_smaller(struct v4l2_rect *r1, struct v4l2_rect *r2)
+{
+	return r1->width < r2->width || r1->height < r2->height;
+}
+
+/* Check if r1 fails to cover r2 */
+static bool is_inside(struct v4l2_rect *r1, struct v4l2_rect *r2)
+{
+	return r1->left > r2->left || r1->top > r2->top ||
+		r1->left + r1->width < r2->left + r2->width ||
+		r1->top + r1->height < r2->top + r2->height;
+}
+
+static unsigned int scale_down(unsigned int size, unsigned int scale)
+{
+	return (size * 4096 + scale / 2) / scale;
+}
+
+static unsigned int scale_up(unsigned int size, unsigned int scale)
+{
+	return (size * scale + 2048) / 4096;
+}
+
+static unsigned int calc_generic_scale(unsigned int input, unsigned int output)
+{
+	return (input * 4096 + output / 2) / output;
+}
+
+static int client_g_rect(struct v4l2_subdev *sd, struct v4l2_rect *rect)
+{
+	struct v4l2_crop crop;
+	struct v4l2_cropcap cap;
+	int ret;
+
+	crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = v4l2_subdev_call(sd, video, g_crop, &crop);
+	if (!ret) {
+		*rect = crop.c;
+		return ret;
+	}
+
+	/* Camera driver doesn't support .g_crop(), assume default rectangle */
+	cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = v4l2_subdev_call(sd, video, cropcap, &cap);
+	if (ret < 0)
+		return ret;
+
+	*rect = cap.defrect;
+
+	return ret;
+}
+
+/*
+ * The common for both scaling and cropping iterative approach is:
+ * 1. try if the client can produce exactly what requested by the user
+ * 2. if (1) failed, try to double the client image until we get one big enough
+ * 3. if (2) failed, try to request the maximum image
+ */
+static int client_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *crop,
+			 struct v4l2_crop *cam_crop)
+{
+	struct v4l2_rect *rect = &crop->c, *cam_rect = &cam_crop->c;
+	struct device *dev = sd->v4l2_dev->dev;
+	struct v4l2_cropcap cap;
+	int ret;
+	unsigned int width, height;
+
+	v4l2_subdev_call(sd, video, s_crop, crop);
+	ret = client_g_rect(sd, cam_rect);
+	if (ret < 0)
+		return ret;
+
+	/*
+	 * Now cam_crop contains the current camera input rectangle, and it must
+	 * be within camera cropcap bounds
+	 */
+	if (!memcmp(rect, cam_rect, sizeof(*rect))) {
+		/* Even if camera S_CROP failed, but camera rectangle matches */
+		dev_dbg(dev, "Camera S_CROP successful for %ux%u@%u:%u\n",
+			rect->width, rect->height, rect->left, rect->top);
+		return 0;
+	}
+
+	/* Try to fix cropping, that camera hasn't managed to set */
+	dev_geo(dev, "Fix camera S_CROP for %ux%u@%u:%u to %ux%u@%u:%u\n",
+		cam_rect->width, cam_rect->height,
+		cam_rect->left, cam_rect->top,
+		rect->width, rect->height, rect->left, rect->top);
+
+	/* We need sensor maximum rectangle */
+	ret = v4l2_subdev_call(sd, video, cropcap, &cap);
+	if (ret < 0)
+		return ret;
+
+	soc_camera_limit_side(&rect->left, &rect->width, cap.bounds.left, 2,
+			      cap.bounds.width);
+	soc_camera_limit_side(&rect->top, &rect->height, cap.bounds.top, 4,
+			      cap.bounds.height);
+
+	/*
+	 * Popular special case - some cameras can only handle fixed sizes like
+	 * QVGA, VGA,... Take care to avoid infinite loop.
+	 */
+	width = max(cam_rect->width, 2);
+	height = max(cam_rect->height, 2);
+
+	while (!ret && (is_smaller(cam_rect, rect) ||
+			is_inside(cam_rect, rect)) &&
+	       (cap.bounds.width > width || cap.bounds.height > height)) {
+
+		width *= 2;
+		height *= 2;
+
+		cam_rect->width = width;
+		cam_rect->height = height;
+
+		/*
+		 * We do not know what capabilities the camera has to set up
+		 * left and top borders. We could try to be smarter in iterating
+		 * them, e.g., if camera current left is to the right of the
+		 * target left, set it to the middle point between the current
+		 * left and minimum left. But that would add too much
+		 * complexity: we would have to iterate each border separately.
+		 */
+		if (cam_rect->left > rect->left)
+			cam_rect->left = cap.bounds.left;
+
+		if (cam_rect->left + cam_rect->width < rect->left + rect->width)
+			cam_rect->width = rect->left + rect->width -
+				cam_rect->left;
+
+		if (cam_rect->top > rect->top)
+			cam_rect->top = cap.bounds.top;
+
+		if (cam_rect->top + cam_rect->height < rect->top + rect->height)
+			cam_rect->height = rect->top + rect->height -
+				cam_rect->top;
+
+		v4l2_subdev_call(sd, video, s_crop, cam_crop);
+		ret = client_g_rect(sd, cam_rect);
+		dev_geo(dev, "Camera S_CROP %d for %ux%u@%u:%u\n", ret,
+			cam_rect->width, cam_rect->height,
+			cam_rect->left, cam_rect->top);
+	}
+
+	/* S_CROP must not modify the rectangle */
+	if (is_smaller(cam_rect, rect) || is_inside(cam_rect, rect)) {
+		/*
+		 * The camera failed to configure a suitable cropping,
+		 * we cannot use the current rectangle, set to max
+		 */
+		*cam_rect = cap.bounds;
+		v4l2_subdev_call(sd, video, s_crop, cam_crop);
+		ret = client_g_rect(sd, cam_rect);
+		dev_geo(dev, "Camera S_CROP %d for max %ux%u@%u:%u\n", ret,
+			cam_rect->width, cam_rect->height,
+			cam_rect->left, cam_rect->top);
+	}
+
+	return ret;
+}
+
+static int get_camera_scales(struct v4l2_subdev *sd, struct v4l2_rect *rect,
+			     unsigned int *scale_h, unsigned int *scale_v)
+{
+	struct v4l2_format f;
+	int ret;
+
+	f.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = v4l2_subdev_call(sd, video, g_fmt, &f);
+	if (ret < 0)
+		return ret;
+
+	*scale_h = calc_generic_scale(rect->width, f.fmt.pix.width);
+	*scale_v = calc_generic_scale(rect->height, f.fmt.pix.height);
+
+	return 0;
+}
+
+static int get_camera_subwin(struct soc_camera_device *icd,
+			     struct v4l2_rect *cam_subrect,
+			     unsigned int cam_hscale, unsigned int cam_vscale)
+{
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct v4l2_rect *ceu_rect = &cam->ceu_rect;
+
+	if (!ceu_rect->width) {
+		struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+		struct device *dev = icd->dev.parent;
+		struct v4l2_format f;
+		struct v4l2_pix_format *pix = &f.fmt.pix;
+		int ret;
+		/* First time */
+
+		f.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+		ret = v4l2_subdev_call(sd, video, g_fmt, &f);
+		if (ret < 0)
+			return ret;
+
+		dev_geo(dev, "camera fmt %ux%u\n", pix->width, pix->height);
+
+		if (pix->width > 2560) {
+			ceu_rect->width	 = 2560;
+			ceu_rect->left	 = (pix->width - 2560) / 2;
+		} else {
+			ceu_rect->width	 = pix->width;
+			ceu_rect->left	 = 0;
+		}
+
+		if (pix->height > 1920) {
+			ceu_rect->height = 1920;
+			ceu_rect->top	 = (pix->height - 1920) / 2;
+		} else {
+			ceu_rect->height = pix->height;
+			ceu_rect->top	 = 0;
+		}
+
+		dev_geo(dev, "initialised CEU rect %ux%u@%u:%u\n",
+			ceu_rect->width, ceu_rect->height,
+			ceu_rect->left, ceu_rect->top);
+	}
+
+	cam_subrect->width	= scale_up(ceu_rect->width, cam_hscale);
+	cam_subrect->left	= scale_up(ceu_rect->left, cam_hscale);
+	cam_subrect->height	= scale_up(ceu_rect->height, cam_vscale);
+	cam_subrect->top	= scale_up(ceu_rect->top, cam_vscale);
+
+	return 0;
+}
+
+static int client_s_fmt(struct soc_camera_device *icd, struct v4l2_format *f,
+			bool ceu_can_scale)
+{
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct device *dev = icd->dev.parent;
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	unsigned int width = pix->width, height = pix->height, tmp_w, tmp_h;
+	unsigned int max_width, max_height;
+	struct v4l2_cropcap cap;
+	int ret;
+
+	cap.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = v4l2_subdev_call(sd, video, cropcap, &cap);
+	if (ret < 0)
+		return ret;
+
+	max_width = min(cap.bounds.width, 2560);
+	max_height = min(cap.bounds.height, 1920);
+
+	ret = v4l2_subdev_call(sd, video, s_fmt, f);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "camera scaled to %ux%u\n", pix->width, pix->height);
+
+	if ((width == pix->width && height == pix->height) || !ceu_can_scale)
+		return 0;
+
+	/* Camera set a format, but geometry is not precise, try to improve */
+	tmp_w = pix->width;
+	tmp_h = pix->height;
+
+	/* width <= max_width && height <= max_height - guaranteed by try_fmt */
+	while ((width > tmp_w || height > tmp_h) &&
+	       tmp_w < max_width && tmp_h < max_height) {
+		tmp_w = min(2 * tmp_w, max_width);
+		tmp_h = min(2 * tmp_h, max_height);
+		pix->width = tmp_w;
+		pix->height = tmp_h;
+		ret = v4l2_subdev_call(sd, video, s_fmt, f);
+		dev_geo(dev, "Camera scaled to %ux%u\n",
+			pix->width, pix->height);
+		if (ret < 0) {
+			/* This shouldn't happen */
+			dev_err(dev, "Client failed to set format: %d\n", ret);
+			return ret;
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * @rect	- camera cropped rectangle
+ * @sub_rect	- CEU cropped rectangle, mapped back to camera input area
+ * @ceu_rect	- on output calculated CEU crop rectangle
+ */
+static int client_scale(struct soc_camera_device *icd, struct v4l2_rect *rect,
+			struct v4l2_rect *sub_rect, struct v4l2_rect *ceu_rect,
+			struct v4l2_format *f, bool ceu_can_scale)
+{
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct device *dev = icd->dev.parent;
+	struct v4l2_format f_tmp = *f;
+	struct v4l2_pix_format *pix_tmp = &f_tmp.fmt.pix;
+	unsigned int scale_h, scale_v;
+	int ret;
+
+	/* 5. Apply iterative camera S_FMT for camera user window. */
+	ret = client_s_fmt(icd, &f_tmp, ceu_can_scale);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "5: camera scaled to %ux%u\n",
+		pix_tmp->width, pix_tmp->height);
+
+	/* 6. Retrieve camera output window (g_fmt) */
+
+	/* unneeded - it is already in "f_tmp" */
+
+	/* 7. Calculate new camera scales. */
+	ret = get_camera_scales(sd, rect, &scale_h, &scale_v);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "7: camera scales %u:%u\n", scale_h, scale_v);
+
+	cam->cam_width		= pix_tmp->width;
+	cam->cam_height		= pix_tmp->height;
+	f->fmt.pix.width	= pix_tmp->width;
+	f->fmt.pix.height	= pix_tmp->height;
+
+	/*
+	 * 8. Calculate new CEU crop - apply camera scales to previously
+	 *    calculated "effective" crop.
+	 */
+	ceu_rect->left = scale_down(sub_rect->left, scale_h);
+	ceu_rect->width = scale_down(sub_rect->width, scale_h);
+	ceu_rect->top = scale_down(sub_rect->top, scale_v);
+	ceu_rect->height = scale_down(sub_rect->height, scale_v);
+
+	dev_geo(dev, "8: new CEU rect %ux%u@%u:%u\n",
+		ceu_rect->width, ceu_rect->height,
+		ceu_rect->left, ceu_rect->top);
+
+	return 0;
+}
+
+/* Get combined scales */
+static int get_scales(struct soc_camera_device *icd,
+		      unsigned int *scale_h, unsigned int *scale_v)
+{
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct v4l2_crop cam_crop;
+	unsigned int width_in, height_in;
+	int ret;
+
+	cam_crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = client_g_rect(sd, &cam_crop.c);
+	if (ret < 0)
+		return ret;
+
+	ret = get_camera_scales(sd, &cam_crop.c, scale_h, scale_v);
+	if (ret < 0)
+		return ret;
+
+	width_in = scale_up(cam->ceu_rect.width, *scale_h);
+	height_in = scale_up(cam->ceu_rect.height, *scale_v);
+
+	*scale_h = calc_generic_scale(width_in, icd->user_width);
+	*scale_v = calc_generic_scale(height_in, icd->user_height);
+
+	return 0;
+}
+
+/*
+ * CEU can scale and crop, but we don't want to waste bandwidth and kill the
+ * framerate by always requesting the maximum image from the client. See
+ * Documentation/video4linux/sh_mobile_camera_ceu.txt for a description of
+ * scaling and cropping algorithms and for the meaning of referenced here steps.
+ */
 static int sh_mobile_ceu_set_crop(struct soc_camera_device *icd,
-				  struct v4l2_rect *rect)
+				  struct v4l2_crop *a)
 {
-	return icd->ops->set_crop(icd, rect);
+	struct v4l2_rect *rect = &a->c;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+	struct v4l2_crop cam_crop;
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct v4l2_rect *cam_rect = &cam_crop.c, *ceu_rect = &cam->ceu_rect;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct device *dev = icd->dev.parent;
+	struct v4l2_format f;
+	struct v4l2_pix_format *pix = &f.fmt.pix;
+	unsigned int scale_comb_h, scale_comb_v, scale_ceu_h, scale_ceu_v,
+		out_width, out_height;
+	u32 capsr, cflcr;
+	int ret;
+
+	/* 1. Calculate current combined scales. */
+	ret = get_scales(icd, &scale_comb_h, &scale_comb_v);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "1: combined scales %u:%u\n", scale_comb_h, scale_comb_v);
+
+	/* 2. Apply iterative camera S_CROP for new input window. */
+	ret = client_s_crop(sd, a, &cam_crop);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "2: camera cropped to %ux%u@%u:%u\n",
+		cam_rect->width, cam_rect->height,
+		cam_rect->left, cam_rect->top);
+
+	/* On success cam_crop contains current camera crop */
+
+	/*
+	 * 3. If old combined scales applied to new crop produce an impossible
+	 *    user window, adjust scales to produce nearest possible window.
+	 */
+	out_width	= scale_down(rect->width, scale_comb_h);
+	out_height	= scale_down(rect->height, scale_comb_v);
+
+	if (out_width > 2560)
+		out_width = 2560;
+	else if (out_width < 2)
+		out_width = 2;
+
+	if (out_height > 1920)
+		out_height = 1920;
+	else if (out_height < 4)
+		out_height = 4;
+
+	dev_geo(dev, "3: Adjusted output %ux%u\n", out_width, out_height);
+
+	/* 4. Use G_CROP to retrieve actual input window: already in cam_crop */
+
+	/*
+	 * 5. Using actual input window and calculated combined scales calculate
+	 *    camera target output window.
+	 */
+	pix->width		= scale_down(cam_rect->width, scale_comb_h);
+	pix->height		= scale_down(cam_rect->height, scale_comb_v);
+
+	dev_geo(dev, "5: camera target %ux%u\n", pix->width, pix->height);
+
+	/* 6. - 9. */
+	pix->pixelformat	= cam->camera_fmt->fourcc;
+	pix->colorspace		= cam->camera_fmt->colorspace;
+
+	capsr = capture_save_reset(pcdev);
+	dev_dbg(dev, "CAPSR 0x%x, CFLCR 0x%x\n", capsr, pcdev->cflcr);
+
+	/* Make relative to camera rectangle */
+	rect->left		-= cam_rect->left;
+	rect->top		-= cam_rect->top;
+
+	f.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	ret = client_scale(icd, cam_rect, rect, ceu_rect, &f,
+			   pcdev->image_mode && !pcdev->is_interlaced);
+
+	dev_geo(dev, "6-9: %d\n", ret);
+
+	/* 10. Use CEU cropping to crop to the new window. */
+	sh_mobile_ceu_set_rect(icd, out_width, out_height);
+
+	dev_geo(dev, "10: CEU cropped to %ux%u@%u:%u\n",
+		ceu_rect->width, ceu_rect->height,
+		ceu_rect->left, ceu_rect->top);
+
+	/*
+	 * 11. Calculate CEU scales from camera scales from results of (10) and
+	 *     user window from (3)
+	 */
+	scale_ceu_h = calc_scale(ceu_rect->width, &out_width);
+	scale_ceu_v = calc_scale(ceu_rect->height, &out_height);
+
+	dev_geo(dev, "11: CEU scales %u:%u\n", scale_ceu_h, scale_ceu_v);
+
+	/* 12. Apply CEU scales. */
+	cflcr = scale_ceu_h | (scale_ceu_v << 16);
+	if (cflcr != pcdev->cflcr) {
+		pcdev->cflcr = cflcr;
+		ceu_write(pcdev, CFLCR, cflcr);
+	}
+
+	/* Restore capture */
+	if (pcdev->active)
+		capsr |= 1;
+	capture_restore(pcdev, capsr);
+
+	icd->user_width = out_width;
+	icd->user_height = out_height;
+
+	/* Even if only camera cropping succeeded */
+	return ret;
 }
 
+/* Similar to set_crop multistage iterative algorithm */
 static int sh_mobile_ceu_set_fmt(struct soc_camera_device *icd,
 				 struct v4l2_format *f)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	struct sh_mobile_ceu_dev *pcdev = ici->priv;
-	__u32 pixfmt = f->fmt.pix.pixelformat;
-	const struct soc_camera_format_xlate *xlate;
+	struct sh_mobile_ceu_cam *cam = icd->host_priv;
+	struct v4l2_pix_format *pix = &f->fmt.pix;
 	struct v4l2_format cam_f = *f;
+	struct v4l2_pix_format *cam_pix = &cam_f.fmt.pix;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	struct device *dev = icd->dev.parent;
+	__u32 pixfmt = pix->pixelformat;
+	const struct soc_camera_format_xlate *xlate;
+	struct v4l2_crop cam_crop;
+	struct v4l2_rect *cam_rect = &cam_crop.c, cam_subrect, ceu_rect;
+	unsigned int scale_cam_h, scale_cam_v;
+	u16 scale_v, scale_h;
 	int ret;
+	bool is_interlaced, image_mode;
+
+	switch (pix->field) {
+	case V4L2_FIELD_INTERLACED:
+		is_interlaced = true;
+		break;
+	case V4L2_FIELD_ANY:
+	default:
+		pix->field = V4L2_FIELD_NONE;
+		/* fall-through */
+	case V4L2_FIELD_NONE:
+		is_interlaced = false;
+		break;
+	}
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+		dev_warn(dev, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
-	cam_f.fmt.pix.pixelformat = xlate->cam_fmt->fourcc;
-	ret = icd->ops->set_fmt(icd, &cam_f);
+	/* 1. Calculate current camera scales. */
+	cam_crop.type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
-	if (!ret) {
-		icd->buswidth = xlate->buswidth;
-		icd->current_fmt = xlate->host_fmt;
-		pcdev->camera_fmt = xlate->cam_fmt;
+	ret = client_g_rect(sd, cam_rect);
+	if (ret < 0)
+		return ret;
+
+	ret = get_camera_scales(sd, cam_rect, &scale_cam_h, &scale_cam_v);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "1: camera scales %u:%u\n", scale_cam_h, scale_cam_v);
+
+	/*
+	 * 2. Calculate "effective" input crop (sensor subwindow) - CEU crop
+	 *    scaled back at current camera scales onto input window.
+	 */
+	ret = get_camera_subwin(icd, &cam_subrect, scale_cam_h, scale_cam_v);
+	if (ret < 0)
+		return ret;
+
+	dev_geo(dev, "2: subwin %ux%u@%u:%u\n",
+		cam_subrect.width, cam_subrect.height,
+		cam_subrect.left, cam_subrect.top);
+
+	/*
+	 * 3. Calculate new combined scales from "effective" input window to
+	 *    requested user window.
+	 */
+	scale_h = calc_generic_scale(cam_subrect.width, pix->width);
+	scale_v = calc_generic_scale(cam_subrect.height, pix->height);
+
+	dev_geo(dev, "3: scales %u:%u\n", scale_h, scale_v);
+
+	/*
+	 * 4. Calculate camera output window by applying combined scales to real
+	 *    input window.
+	 */
+	cam_pix->width = scale_down(cam_rect->width, scale_h);
+	cam_pix->height = scale_down(cam_rect->height, scale_v);
+	cam_pix->pixelformat = xlate->cam_fmt->fourcc;
+
+	switch (pixfmt) {
+	case V4L2_PIX_FMT_NV12:
+	case V4L2_PIX_FMT_NV21:
+	case V4L2_PIX_FMT_NV16:
+	case V4L2_PIX_FMT_NV61:
+		image_mode = true;
+		break;
+	default:
+		image_mode = false;
 	}
 
-	return ret;
+	dev_geo(dev, "4: camera output %ux%u\n",
+		cam_pix->width, cam_pix->height);
+
+	/* 5. - 9. */
+	ret = client_scale(icd, cam_rect, &cam_subrect, &ceu_rect, &cam_f,
+			   image_mode && !is_interlaced);
+
+	dev_geo(dev, "5-9: client scale %d\n", ret);
+
+	/* Done with the camera. Now see if we can improve the result */
+
+	dev_dbg(dev, "Camera %d fmt %ux%u, requested %ux%u\n",
+		ret, cam_pix->width, cam_pix->height, pix->width, pix->height);
+	if (ret < 0)
+		return ret;
+
+	/* 10. Use CEU scaling to scale to the requested user window. */
+
+	/* We cannot scale up */
+	if (pix->width > cam_pix->width)
+		pix->width = cam_pix->width;
+	if (pix->width > ceu_rect.width)
+		pix->width = ceu_rect.width;
+
+	if (pix->height > cam_pix->height)
+		pix->height = cam_pix->height;
+	if (pix->height > ceu_rect.height)
+		pix->height = ceu_rect.height;
+
+	/* Let's rock: scale pix->{width x height} down to width x height */
+	scale_h = calc_scale(ceu_rect.width, &pix->width);
+	scale_v = calc_scale(ceu_rect.height, &pix->height);
+
+	dev_geo(dev, "10: W: %u : 0x%x = %u, H: %u : 0x%x = %u\n",
+		ceu_rect.width, scale_h, pix->width,
+		ceu_rect.height, scale_v, pix->height);
+
+	pcdev->cflcr = scale_h | (scale_v << 16);
+
+	icd->buswidth = xlate->buswidth;
+	icd->current_fmt = xlate->host_fmt;
+	cam->camera_fmt = xlate->cam_fmt;
+	cam->ceu_rect = ceu_rect;
+
+	pcdev->is_interlaced = is_interlaced;
+	pcdev->image_mode = image_mode;
+
+	return 0;
 }
 
 static int sh_mobile_ceu_try_fmt(struct soc_camera_device *icd,
 				 struct v4l2_format *f)
 {
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	struct sh_mobile_ceu_dev *pcdev = ici->priv;
 	const struct soc_camera_format_xlate *xlate;
-	__u32 pixfmt = f->fmt.pix.pixelformat;
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	__u32 pixfmt = pix->pixelformat;
+	int width, height;
 	int ret;
 
 	xlate = soc_camera_xlate_by_fourcc(icd, pixfmt);
 	if (!xlate) {
-		dev_warn(ici->dev, "Format %x not found\n", pixfmt);
+		dev_warn(icd->dev.parent, "Format %x not found\n", pixfmt);
 		return -EINVAL;
 	}
 
 	/* FIXME: calculate using depth and bus width */
 
-	v4l_bound_align_image(&f->fmt.pix.width, 2, 2560, 1,
-			      &f->fmt.pix.height, 4, 1920, 2, 0);
+	v4l_bound_align_image(&pix->width, 2, 2560, 1,
+			      &pix->height, 4, 1920, 2, 0);
+
+	width = pix->width;
+	height = pix->height;
 
-	f->fmt.pix.bytesperline = f->fmt.pix.width *
+	pix->bytesperline = pix->width *
 		DIV_ROUND_UP(xlate->host_fmt->depth, 8);
-	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+	pix->sizeimage = pix->height * pix->bytesperline;
+
+	pix->pixelformat = xlate->cam_fmt->fourcc;
 
 	/* limit to sensor capabilities */
-	ret = icd->ops->try_fmt(icd, f);
+	ret = v4l2_subdev_call(sd, video, try_fmt, f);
+	pix->pixelformat = pixfmt;
 	if (ret < 0)
 		return ret;
 
-	switch (f->fmt.pix.field) {
-	case V4L2_FIELD_INTERLACED:
-		pcdev->is_interlaced = 1;
-		break;
-	case V4L2_FIELD_ANY:
-		f->fmt.pix.field = V4L2_FIELD_NONE;
-		/* fall-through */
-	case V4L2_FIELD_NONE:
-		pcdev->is_interlaced = 0;
-		break;
-	default:
-		ret = -EINVAL;
-		break;
+	switch (pixfmt) {
+	case V4L2_PIX_FMT_NV12:
+	case V4L2_PIX_FMT_NV21:
+	case V4L2_PIX_FMT_NV16:
+	case V4L2_PIX_FMT_NV61:
+		/* FIXME: check against rect_max after converting soc-camera */
+		/* We can scale precisely, need a bigger image from camera */
+		if (pix->width < width || pix->height < height) {
+			int tmp_w = pix->width, tmp_h = pix->height;
+			pix->width = 2560;
+			pix->height = 1920;
+			ret = v4l2_subdev_call(sd, video, try_fmt, f);
+			if (ret < 0) {
+				/* Shouldn't actually happen... */
+				dev_err(icd->dev.parent,
+					"FIXME: try_fmt() returned %d\n", ret);
+				pix->width = tmp_w;
+				pix->height = tmp_h;
+			}
+		}
+		if (pix->width > width)
+			pix->width = width;
+		if (pix->height > height)
+			pix->height = height;
 	}
 
 	return ret;
@@ -769,7 +1567,7 @@ static void sh_mobile_ceu_init_videobuf(struct videobuf_queue *q,
 
 	videobuf_queue_dma_contig_init(q,
 				       &sh_mobile_ceu_videobuf_ops,
-				       ici->dev, &pcdev->lock,
+				       icd->dev.parent, &pcdev->lock,
 				       V4L2_BUF_TYPE_VIDEO_CAPTURE,
 				       pcdev->is_interlaced ?
 				       V4L2_FIELD_INTERLACED : V4L2_FIELD_NONE,
@@ -777,22 +1575,76 @@ static void sh_mobile_ceu_init_videobuf(struct videobuf_queue *q,
 				       icd);
 }
 
+static int sh_mobile_ceu_get_ctrl(struct soc_camera_device *icd,
+				  struct v4l2_control *ctrl)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+	u32 val;
+
+	switch (ctrl->id) {
+	case V4L2_CID_SHARPNESS:
+		val = ceu_read(pcdev, CLFCR);
+		ctrl->value = val ^ 1;
+		return 0;
+	}
+	return -ENOIOCTLCMD;
+}
+
+static int sh_mobile_ceu_set_ctrl(struct soc_camera_device *icd,
+				  struct v4l2_control *ctrl)
+{
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct sh_mobile_ceu_dev *pcdev = ici->priv;
+
+	switch (ctrl->id) {
+	case V4L2_CID_SHARPNESS:
+		switch (icd->current_fmt->fourcc) {
+		case V4L2_PIX_FMT_NV12:
+		case V4L2_PIX_FMT_NV21:
+		case V4L2_PIX_FMT_NV16:
+		case V4L2_PIX_FMT_NV61:
+			ceu_write(pcdev, CLFCR, !ctrl->value);
+			return 0;
+		}
+		return -EINVAL;
+	}
+	return -ENOIOCTLCMD;
+}
+
+static const struct v4l2_queryctrl sh_mobile_ceu_controls[] = {
+	{
+		.id		= V4L2_CID_SHARPNESS,
+		.type		= V4L2_CTRL_TYPE_BOOLEAN,
+		.name		= "Low-pass filter",
+		.minimum	= 0,
+		.maximum	= 1,
+		.step		= 1,
+		.default_value	= 0,
+	},
+};
+
 static struct soc_camera_host_ops sh_mobile_ceu_host_ops = {
 	.owner		= THIS_MODULE,
 	.add		= sh_mobile_ceu_add_device,
 	.remove		= sh_mobile_ceu_remove_device,
 	.get_formats	= sh_mobile_ceu_get_formats,
+	.put_formats	= sh_mobile_ceu_put_formats,
 	.set_crop	= sh_mobile_ceu_set_crop,
 	.set_fmt	= sh_mobile_ceu_set_fmt,
 	.try_fmt	= sh_mobile_ceu_try_fmt,
+	.set_ctrl	= sh_mobile_ceu_set_ctrl,
+	.get_ctrl	= sh_mobile_ceu_get_ctrl,
 	.reqbufs	= sh_mobile_ceu_reqbufs,
 	.poll		= sh_mobile_ceu_poll,
 	.querycap	= sh_mobile_ceu_querycap,
 	.set_bus_param	= sh_mobile_ceu_set_bus_param,
 	.init_videobuf	= sh_mobile_ceu_init_videobuf,
+	.controls	= sh_mobile_ceu_controls,
+	.num_controls	= ARRAY_SIZE(sh_mobile_ceu_controls),
 };
 
-static int sh_mobile_ceu_probe(struct platform_device *pdev)
+static int __devinit sh_mobile_ceu_probe(struct platform_device *pdev)
 {
 	struct sh_mobile_ceu_dev *pcdev;
 	struct resource *res;
@@ -865,18 +1717,19 @@ static int sh_mobile_ceu_probe(struct platform_device *pdev)
 	pm_runtime_resume(&pdev->dev);
 
 	pcdev->ici.priv = pcdev;
-	pcdev->ici.dev = &pdev->dev;
+	pcdev->ici.v4l2_dev.dev = &pdev->dev;
 	pcdev->ici.nr = pdev->id;
 	pcdev->ici.drv_name = dev_name(&pdev->dev);
 	pcdev->ici.ops = &sh_mobile_ceu_host_ops;
 
 	err = soc_camera_host_register(&pcdev->ici);
 	if (err)
-		goto exit_free_irq;
+		goto exit_free_clk;
 
 	return 0;
 
-exit_free_irq:
+exit_free_clk:
+	pm_runtime_disable(&pdev->dev);
 	free_irq(pcdev->irq, pcdev);
 exit_release_mem:
 	if (platform_get_resource(pdev, IORESOURCE_MEM, 1))
@@ -889,13 +1742,14 @@ exit:
 	return err;
 }
 
-static int sh_mobile_ceu_remove(struct platform_device *pdev)
+static int __devexit sh_mobile_ceu_remove(struct platform_device *pdev)
 {
 	struct soc_camera_host *soc_host = to_soc_camera_host(&pdev->dev);
 	struct sh_mobile_ceu_dev *pcdev = container_of(soc_host,
 					struct sh_mobile_ceu_dev, ici);
 
 	soc_camera_host_unregister(soc_host);
+	pm_runtime_disable(&pdev->dev);
 	free_irq(pcdev->irq, pcdev);
 	if (platform_get_resource(pdev, IORESOURCE_MEM, 1))
 		dma_release_declared_memory(&pdev->dev);
@@ -927,7 +1781,7 @@ static struct platform_driver sh_mobile_ceu_driver = {
 		.pm	= &sh_mobile_ceu_dev_pm_ops,
 	},
 	.probe		= sh_mobile_ceu_probe,
-	.remove		= sh_mobile_ceu_remove,
+	.remove		= __exit_p(sh_mobile_ceu_remove),
 };
 
 static int __init sh_mobile_ceu_init(void)
@@ -946,3 +1800,4 @@ module_exit(sh_mobile_ceu_exit);
 MODULE_DESCRIPTION("SuperH Mobile CEU driver");
 MODULE_AUTHOR("Magnus Damm");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:sh_mobile_ceu");
diff --git a/drivers/media/video/sn9c102/sn9c102_core.c b/drivers/media/video/sn9c102/sn9c102_core.c
index 23edfdc4d4bc..4a7711c3e745 100644
--- a/drivers/media/video/sn9c102/sn9c102_core.c
+++ b/drivers/media/video/sn9c102/sn9c102_core.c
@@ -1954,8 +1954,10 @@ sn9c102_read(struct file* filp, char __user * buf, size_t count, loff_t* f_pos)
 				    (!list_empty(&cam->outqueue)) ||
 				    (cam->state & DEV_DISCONNECTED) ||
 				    (cam->state & DEV_MISCONFIGURED),
-				    cam->module_param.frame_timeout *
-				    1000 * msecs_to_jiffies(1) );
+				    msecs_to_jiffies(
+					cam->module_param.frame_timeout * 1000
+				    )
+				  );
 			if (timeout < 0) {
 				mutex_unlock(&cam->fileop_mutex);
 				return timeout;
@@ -2075,7 +2077,7 @@ static void sn9c102_vm_close(struct vm_area_struct* vma)
 }
 
 
-static struct vm_operations_struct sn9c102_vm_ops = {
+static const struct vm_operations_struct sn9c102_vm_ops = {
 	.open = sn9c102_vm_open,
 	.close = sn9c102_vm_close,
 };
diff --git a/drivers/media/video/soc_camera.c b/drivers/media/video/soc_camera.c
index 9f5ae8167855..95fdeb23c2c1 100644
--- a/drivers/media/video/soc_camera.c
+++ b/drivers/media/video/soc_camera.c
@@ -21,15 +21,15 @@
 #include <linux/i2c.h>
 #include <linux/init.h>
 #include <linux/list.h>
-#include <linux/module.h>
 #include <linux/mutex.h>
+#include <linux/module.h>
 #include <linux/platform_device.h>
 #include <linux/vmalloc.h>
 
 #include <media/soc_camera.h>
 #include <media/v4l2-common.h>
-#include <media/v4l2-dev.h>
 #include <media/v4l2-ioctl.h>
+#include <media/v4l2-dev.h>
 #include <media/videobuf-core.h>
 
 /* Default to VGA resolution */
@@ -38,7 +38,7 @@
 
 static LIST_HEAD(hosts);
 static LIST_HEAD(devices);
-static DEFINE_MUTEX(list_lock);
+static DEFINE_MUTEX(list_lock);		/* Protects the list of hosts */
 
 const struct soc_camera_data_format *soc_camera_format_by_fourcc(
 	struct soc_camera_device *icd, unsigned int fourcc)
@@ -152,12 +152,9 @@ static int soc_camera_s_std(struct file *file, void *priv, v4l2_std_id *a)
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
-	int ret = 0;
-
-	if (icd->ops->set_std)
-		ret = icd->ops->set_std(icd, a);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 
-	return ret;
+	return v4l2_subdev_call(sd, core, s_std, *a);
 }
 
 static int soc_camera_reqbufs(struct file *file, void *priv,
@@ -170,8 +167,6 @@ static int soc_camera_reqbufs(struct file *file, void *priv,
 
 	WARN_ON(priv != file->private_data);
 
-	dev_dbg(&icd->dev, "%s: %d\n", __func__, p->memory);
-
 	ret = videobuf_reqbufs(&icf->vb_vidq, p);
 	if (ret < 0)
 		return ret;
@@ -209,10 +204,11 @@ static int soc_camera_dqbuf(struct file *file, void *priv,
 	return videobuf_dqbuf(&icf->vb_vidq, p, file->f_flags & O_NONBLOCK);
 }
 
+/* Always entered with .video_lock held */
 static int soc_camera_init_user_formats(struct soc_camera_device *icd)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	int i, fmts = 0;
+	int i, fmts = 0, ret;
 
 	if (!ici->ops->get_formats)
 		/*
@@ -225,8 +221,12 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
 		 * First pass - only count formats this host-sensor
 		 * configuration can provide
 		 */
-		for (i = 0; i < icd->num_formats; i++)
-			fmts += ici->ops->get_formats(icd, i, NULL);
+		for (i = 0; i < icd->num_formats; i++) {
+			ret = ici->ops->get_formats(icd, i, NULL);
+			if (ret < 0)
+				return ret;
+			fmts += ret;
+		}
 
 	if (!fmts)
 		return -ENXIO;
@@ -248,20 +248,39 @@ static int soc_camera_init_user_formats(struct soc_camera_device *icd)
 			icd->user_formats[i].cam_fmt = icd->formats + i;
 			icd->user_formats[i].buswidth = icd->formats[i].depth;
 		} else {
-			fmts += ici->ops->get_formats(icd, i,
-						      &icd->user_formats[fmts]);
+			ret = ici->ops->get_formats(icd, i,
+						    &icd->user_formats[fmts]);
+			if (ret < 0)
+				goto egfmt;
+			fmts += ret;
 		}
 
 	icd->current_fmt = icd->user_formats[0].host_fmt;
 
 	return 0;
+
+egfmt:
+	icd->num_user_formats = 0;
+	vfree(icd->user_formats);
+	return ret;
 }
 
+/* Always entered with .video_lock held */
 static void soc_camera_free_user_formats(struct soc_camera_device *icd)
 {
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+
+	if (ici->ops->put_formats)
+		ici->ops->put_formats(icd);
+	icd->current_fmt = NULL;
+	icd->num_user_formats = 0;
 	vfree(icd->user_formats);
+	icd->user_formats = NULL;
 }
 
+#define pixfmtstr(x) (x) & 0xff, ((x) >> 8) & 0xff, ((x) >> 16) & 0xff, \
+	((x) >> 24) & 0xff
+
 /* Called with .vb_lock held */
 static int soc_camera_set_fmt(struct soc_camera_file *icf,
 			      struct v4l2_format *f)
@@ -271,6 +290,9 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf,
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	int ret;
 
+	dev_dbg(&icd->dev, "S_FMT(%c%c%c%c, %ux%u)\n",
+		pixfmtstr(pix->pixelformat), pix->width, pix->height);
+
 	/* We always call try_fmt() before set_fmt() or set_crop() */
 	ret = ici->ops->try_fmt(icd, f);
 	if (ret < 0)
@@ -281,13 +303,13 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf,
 		return ret;
 	} else if (!icd->current_fmt ||
 		   icd->current_fmt->fourcc != pix->pixelformat) {
-		dev_err(ici->dev,
+		dev_err(&icd->dev,
 			"Host driver hasn't set up current format correctly!\n");
 		return -EINVAL;
 	}
 
-	icd->width		= pix->width;
-	icd->height		= pix->height;
+	icd->user_width		= pix->width;
+	icd->user_height	= pix->height;
 	icf->vb_vidq.field	=
 		icd->field	= pix->field;
 
@@ -296,7 +318,7 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf,
 			 f->type);
 
 	dev_dbg(&icd->dev, "set width: %d height: %d\n",
-		icd->width, icd->height);
+		icd->user_width, icd->user_height);
 
 	/* set physical bus parameters */
 	return ici->ops->set_bus_param(icd, pix->pixelformat);
@@ -304,30 +326,24 @@ static int soc_camera_set_fmt(struct soc_camera_file *icf,
 
 static int soc_camera_open(struct file *file)
 {
-	struct video_device *vdev;
-	struct soc_camera_device *icd;
+	struct video_device *vdev = video_devdata(file);
+	struct soc_camera_device *icd = container_of(vdev->parent,
+						     struct soc_camera_device,
+						     dev);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	struct soc_camera_host *ici;
 	struct soc_camera_file *icf;
 	int ret;
 
-	icf = vmalloc(sizeof(*icf));
-	if (!icf)
-		return -ENOMEM;
-
-	/*
-	 * It is safe to dereference these pointers now as long as a user has
-	 * the video device open - we are protected by the held cdev reference.
-	 */
+	if (!icd->ops)
+		/* No device driver attached */
+		return -ENODEV;
 
-	vdev = video_devdata(file);
-	icd = container_of(vdev->parent, struct soc_camera_device, dev);
 	ici = to_soc_camera_host(icd->dev.parent);
 
-	if (!try_module_get(icd->ops->owner)) {
-		dev_err(&icd->dev, "Couldn't lock sensor driver.\n");
-		ret = -EINVAL;
-		goto emgd;
-	}
+	icf = vmalloc(sizeof(*icf));
+	if (!icf)
+		return -ENOMEM;
 
 	if (!try_module_get(ici->ops->owner)) {
 		dev_err(&icd->dev, "Couldn't lock capture bus driver.\n");
@@ -335,7 +351,10 @@ static int soc_camera_open(struct file *file)
 		goto emgi;
 	}
 
-	/* Protect against icd->remove() until we module_get() both drivers. */
+	/*
+	 * Protect against icd->ops->remove() until we module_get() both
+	 * drivers.
+	 */
 	mutex_lock(&icd->video_lock);
 
 	icf->icd = icd;
@@ -347,14 +366,24 @@ static int soc_camera_open(struct file *file)
 		struct v4l2_format f = {
 			.type = V4L2_BUF_TYPE_VIDEO_CAPTURE,
 			.fmt.pix = {
-				.width		= icd->width,
-				.height		= icd->height,
+				.width		= icd->user_width,
+				.height		= icd->user_height,
 				.field		= icd->field,
 				.pixelformat	= icd->current_fmt->fourcc,
 				.colorspace	= icd->current_fmt->colorspace,
 			},
 		};
 
+		if (icl->power) {
+			ret = icl->power(icd->pdev, 1);
+			if (ret < 0)
+				goto epower;
+		}
+
+		/* The camera could have been already on, try to reset */
+		if (icl->reset)
+			icl->reset(icd->pdev);
+
 		ret = ici->ops->add(icd);
 		if (ret < 0) {
 			dev_err(&icd->dev, "Couldn't activate the camera: %d\n", ret);
@@ -367,28 +396,29 @@ static int soc_camera_open(struct file *file)
 			goto esfmt;
 	}
 
-	mutex_unlock(&icd->video_lock);
-
 	file->private_data = icf;
 	dev_dbg(&icd->dev, "camera device open\n");
 
 	ici->ops->init_videobuf(&icf->vb_vidq, icd);
 
+	mutex_unlock(&icd->video_lock);
+
 	return 0;
 
 	/*
-	 * First three errors are entered with the .video_lock held
+	 * First five errors are entered with the .video_lock held
 	 * and use_count == 1
 	 */
 esfmt:
 	ici->ops->remove(icd);
 eiciadd:
+	if (icl->power)
+		icl->power(icd->pdev, 0);
+epower:
 	icd->use_count--;
 	mutex_unlock(&icd->video_lock);
 	module_put(ici->ops->owner);
 emgi:
-	module_put(icd->ops->owner);
-emgd:
 	vfree(icf);
 	return ret;
 }
@@ -398,21 +428,24 @@ static int soc_camera_close(struct file *file)
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	struct video_device *vdev = icd->vdev;
 
 	mutex_lock(&icd->video_lock);
 	icd->use_count--;
-	if (!icd->use_count)
+	if (!icd->use_count) {
+		struct soc_camera_link *icl = to_soc_camera_link(icd);
+
 		ici->ops->remove(icd);
+		if (icl->power)
+			icl->power(icd->pdev, 0);
+	}
 
 	mutex_unlock(&icd->video_lock);
 
-	module_put(icd->ops->owner);
 	module_put(ici->ops->owner);
 
 	vfree(icf);
 
-	dev_dbg(vdev->parent, "camera device close\n");
+	dev_dbg(&icd->dev, "camera device close\n");
 
 	return 0;
 }
@@ -422,10 +455,9 @@ static ssize_t soc_camera_read(struct file *file, char __user *buf,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
-	struct video_device *vdev = icd->vdev;
 	int err = -EINVAL;
 
-	dev_err(vdev->parent, "camera device read not implemented\n");
+	dev_err(&icd->dev, "camera device read not implemented\n");
 
 	return err;
 }
@@ -483,8 +515,8 @@ static int soc_camera_s_fmt_vid_cap(struct file *file, void *priv,
 
 	mutex_lock(&icf->vb_vidq.vb_lock);
 
-	if (videobuf_queue_is_busy(&icf->vb_vidq)) {
-		dev_err(&icd->dev, "S_FMT denied: queue busy\n");
+	if (icf->vb_vidq.bufs[0]) {
+		dev_err(&icd->dev, "S_FMT denied: queue initialised\n");
 		ret = -EBUSY;
 		goto unlock;
 	}
@@ -525,8 +557,8 @@ static int soc_camera_g_fmt_vid_cap(struct file *file, void *priv,
 
 	WARN_ON(priv != file->private_data);
 
-	pix->width		= icd->width;
-	pix->height		= icd->height;
+	pix->width		= icd->user_width;
+	pix->height		= icd->user_height;
 	pix->field		= icf->vb_vidq.field;
 	pix->pixelformat	= icd->current_fmt->fourcc;
 	pix->bytesperline	= pix->width *
@@ -555,18 +587,17 @@ static int soc_camera_streamon(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 	int ret;
 
 	WARN_ON(priv != file->private_data);
 
-	dev_dbg(&icd->dev, "%s\n", __func__);
-
 	if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
 
 	mutex_lock(&icd->video_lock);
 
-	icd->ops->start_capture(icd);
+	v4l2_subdev_call(sd, video, s_stream, 1);
 
 	/* This calls buf_queue from host driver's videobuf_queue_ops */
 	ret = videobuf_streamon(&icf->vb_vidq);
@@ -581,11 +612,10 @@ static int soc_camera_streamoff(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 
 	WARN_ON(priv != file->private_data);
 
-	dev_dbg(&icd->dev, "%s\n", __func__);
-
 	if (i != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
 
@@ -595,7 +625,7 @@ static int soc_camera_streamoff(struct file *file, void *priv,
 	 * remaining buffers. When the last buffer is freed, stop capture */
 	videobuf_streamoff(&icf->vb_vidq);
 
-	icd->ops->stop_capture(icd);
+	v4l2_subdev_call(sd, video, s_stream, 0);
 
 	mutex_unlock(&icd->video_lock);
 
@@ -607,6 +637,7 @@ static int soc_camera_queryctrl(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 	int i;
 
 	WARN_ON(priv != file->private_data);
@@ -614,6 +645,15 @@ static int soc_camera_queryctrl(struct file *file, void *priv,
 	if (!qc->id)
 		return -EINVAL;
 
+	/* First check host controls */
+	for (i = 0; i < ici->ops->num_controls; i++)
+		if (qc->id == ici->ops->controls[i].id) {
+			memcpy(qc, &(ici->ops->controls[i]),
+				sizeof(*qc));
+			return 0;
+		}
+
+	/* Then device controls */
 	for (i = 0; i < icd->ops->num_controls; i++)
 		if (qc->id == icd->ops->controls[i].id) {
 			memcpy(qc, &(icd->ops->controls[i]),
@@ -629,25 +669,19 @@ static int soc_camera_g_ctrl(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	int ret;
 
 	WARN_ON(priv != file->private_data);
 
-	switch (ctrl->id) {
-	case V4L2_CID_GAIN:
-		if (icd->gain == (unsigned short)~0)
-			return -EINVAL;
-		ctrl->value = icd->gain;
-		return 0;
-	case V4L2_CID_EXPOSURE:
-		if (icd->exposure == (unsigned short)~0)
-			return -EINVAL;
-		ctrl->value = icd->exposure;
-		return 0;
+	if (ici->ops->get_ctrl) {
+		ret = ici->ops->get_ctrl(icd, ctrl);
+		if (ret != -ENOIOCTLCMD)
+			return ret;
 	}
 
-	if (icd->ops->get_control)
-		return icd->ops->get_control(icd, ctrl);
-	return -EINVAL;
+	return v4l2_subdev_call(sd, core, g_ctrl, ctrl);
 }
 
 static int soc_camera_s_ctrl(struct file *file, void *priv,
@@ -655,12 +689,19 @@ static int soc_camera_s_ctrl(struct file *file, void *priv,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	int ret;
 
 	WARN_ON(priv != file->private_data);
 
-	if (icd->ops->set_control)
-		return icd->ops->set_control(icd, ctrl);
-	return -EINVAL;
+	if (ici->ops->set_ctrl) {
+		ret = ici->ops->set_ctrl(icd, ctrl);
+		if (ret != -ENOIOCTLCMD)
+			return ret;
+	}
+
+	return v4l2_subdev_call(sd, core, s_ctrl, ctrl);
 }
 
 static int soc_camera_cropcap(struct file *file, void *fh,
@@ -668,20 +709,9 @@ static int soc_camera_cropcap(struct file *file, void *fh,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
 
-	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
-	a->bounds.left			= icd->x_min;
-	a->bounds.top			= icd->y_min;
-	a->bounds.width			= icd->width_max;
-	a->bounds.height		= icd->height_max;
-	a->defrect.left			= icd->x_min;
-	a->defrect.top			= icd->y_min;
-	a->defrect.width		= DEFAULT_WIDTH;
-	a->defrect.height		= DEFAULT_HEIGHT;
-	a->pixelaspect.numerator	= 1;
-	a->pixelaspect.denominator	= 1;
-
-	return 0;
+	return ici->ops->cropcap(icd, a);
 }
 
 static int soc_camera_g_crop(struct file *file, void *fh,
@@ -689,36 +719,53 @@ static int soc_camera_g_crop(struct file *file, void *fh,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	int ret;
 
-	a->type		= V4L2_BUF_TYPE_VIDEO_CAPTURE;
-	a->c.left	= icd->x_current;
-	a->c.top	= icd->y_current;
-	a->c.width	= icd->width;
-	a->c.height	= icd->height;
+	mutex_lock(&icf->vb_vidq.vb_lock);
+	ret = ici->ops->get_crop(icd, a);
+	mutex_unlock(&icf->vb_vidq.vb_lock);
 
-	return 0;
+	return ret;
 }
 
+/*
+ * According to the V4L2 API, drivers shall not update the struct v4l2_crop
+ * argument with the actual geometry, instead, the user shall use G_CROP to
+ * retrieve it. However, we expect camera host and client drivers to update
+ * the argument, which we then use internally, but do not return to the user.
+ */
 static int soc_camera_s_crop(struct file *file, void *fh,
 			     struct v4l2_crop *a)
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct v4l2_rect *rect = &a->c;
+	struct v4l2_crop current_crop;
 	int ret;
 
 	if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
 
+	dev_dbg(&icd->dev, "S_CROP(%ux%u@%u:%u)\n",
+		rect->width, rect->height, rect->left, rect->top);
+
 	/* Cropping is allowed during a running capture, guard consistency */
 	mutex_lock(&icf->vb_vidq.vb_lock);
 
-	ret = ici->ops->set_crop(icd, &a->c);
-	if (!ret) {
-		icd->width	= a->c.width;
-		icd->height	= a->c.height;
-		icd->x_current	= a->c.left;
-		icd->y_current	= a->c.top;
+	/* If get_crop fails, we'll let host and / or client drivers decide */
+	ret = ici->ops->get_crop(icd, &current_crop);
+
+	/* Prohibit window size change with initialised buffers */
+	if (icf->vb_vidq.bufs[0] && !ret &&
+	    (a->c.width != current_crop.c.width ||
+	     a->c.height != current_crop.c.height)) {
+		dev_err(&icd->dev,
+			"S_CROP denied: queue initialised and sizes differ\n");
+		ret = -EBUSY;
+	} else {
+		ret = ici->ops->set_crop(icd, a);
 	}
 
 	mutex_unlock(&icf->vb_vidq.vb_lock);
@@ -731,11 +778,9 @@ static int soc_camera_g_chip_ident(struct file *file, void *fh,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 
-	if (!icd->ops->get_chip_id)
-		return -EINVAL;
-
-	return icd->ops->get_chip_id(icd, id);
+	return v4l2_subdev_call(sd, core, g_chip_ident, id);
 }
 
 #ifdef CONFIG_VIDEO_ADV_DEBUG
@@ -744,11 +789,9 @@ static int soc_camera_g_register(struct file *file, void *fh,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 
-	if (!icd->ops->get_register)
-		return -EINVAL;
-
-	return icd->ops->get_register(icd, reg);
+	return v4l2_subdev_call(sd, core, g_register, reg);
 }
 
 static int soc_camera_s_register(struct file *file, void *fh,
@@ -756,37 +799,12 @@ static int soc_camera_s_register(struct file *file, void *fh,
 {
 	struct soc_camera_file *icf = file->private_data;
 	struct soc_camera_device *icd = icf->icd;
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
 
-	if (!icd->ops->set_register)
-		return -EINVAL;
-
-	return icd->ops->set_register(icd, reg);
+	return v4l2_subdev_call(sd, core, s_register, reg);
 }
 #endif
 
-static int device_register_link(struct soc_camera_device *icd)
-{
-	int ret = dev_set_name(&icd->dev, "%u-%u", icd->iface, icd->devnum);
-
-	if (!ret)
-		ret = device_register(&icd->dev);
-
-	if (ret < 0) {
-		/* Prevent calling device_unregister() */
-		icd->dev.parent = NULL;
-		dev_err(&icd->dev, "Cannot register device: %d\n", ret);
-	/* Even if probe() was unsuccessful for all registered drivers,
-	 * device_register() returns 0, and we add the link, just to
-	 * document this camera's control device */
-	} else if (icd->control)
-		/* Have to sysfs_remove_link() before device_unregister()? */
-		if (sysfs_create_link(&icd->dev.kobj, &icd->control->kobj,
-				      "control"))
-			dev_warn(&icd->dev,
-				 "Failed creating the control symlink\n");
-	return ret;
-}
-
 /* So far this function cannot fail */
 static void scan_add_host(struct soc_camera_host *ici)
 {
@@ -796,106 +814,193 @@ static void scan_add_host(struct soc_camera_host *ici)
 
 	list_for_each_entry(icd, &devices, list) {
 		if (icd->iface == ici->nr) {
-			icd->dev.parent = ici->dev;
-			device_register_link(icd);
+			int ret;
+			icd->dev.parent = ici->v4l2_dev.dev;
+			dev_set_name(&icd->dev, "%u-%u", icd->iface,
+				     icd->devnum);
+			ret = device_register(&icd->dev);
+			if (ret < 0) {
+				icd->dev.parent = NULL;
+				dev_err(&icd->dev,
+					"Cannot register device: %d\n", ret);
+			}
 		}
 	}
 
 	mutex_unlock(&list_lock);
 }
 
-/* return: 0 if no match found or a match found and
- * device_register() successful, error code otherwise */
-static int scan_add_device(struct soc_camera_device *icd)
+#ifdef CONFIG_I2C_BOARDINFO
+static int soc_camera_init_i2c(struct soc_camera_device *icd,
+			       struct soc_camera_link *icl)
 {
-	struct soc_camera_host *ici;
-	int ret = 0;
+	struct i2c_client *client;
+	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct i2c_adapter *adap = i2c_get_adapter(icl->i2c_adapter_id);
+	struct v4l2_subdev *subdev;
+	int ret;
 
-	mutex_lock(&list_lock);
+	if (!adap) {
+		ret = -ENODEV;
+		dev_err(&icd->dev, "Cannot get I2C adapter #%d. No driver?\n",
+			icl->i2c_adapter_id);
+		goto ei2cga;
+	}
 
-	list_add_tail(&icd->list, &devices);
+	icl->board_info->platform_data = icd;
 
-	/* Watch out for class_for_each_device / class_find_device API by
-	 * Dave Young <hidave.darkstar@gmail.com> */
-	list_for_each_entry(ici, &hosts, list) {
-		if (icd->iface == ici->nr) {
-			ret = 1;
-			icd->dev.parent = ici->dev;
-			break;
-		}
+	subdev = v4l2_i2c_new_subdev_board(&ici->v4l2_dev, adap,
+				icl->module_name, icl->board_info, NULL);
+	if (!subdev) {
+		ret = -ENOMEM;
+		goto ei2cnd;
 	}
 
-	mutex_unlock(&list_lock);
+	client = subdev->priv;
 
-	if (ret)
-		ret = device_register_link(icd);
+	/* Use to_i2c_client(dev) to recover the i2c client */
+	dev_set_drvdata(&icd->dev, &client->dev);
 
+	return 0;
+ei2cnd:
+	i2c_put_adapter(adap);
+ei2cga:
 	return ret;
 }
 
+static void soc_camera_free_i2c(struct soc_camera_device *icd)
+{
+	struct i2c_client *client =
+		to_i2c_client(to_soc_camera_control(icd));
+	dev_set_drvdata(&icd->dev, NULL);
+	v4l2_device_unregister_subdev(i2c_get_clientdata(client));
+	i2c_unregister_device(client);
+	i2c_put_adapter(client->adapter);
+}
+#else
+#define soc_camera_init_i2c(icd, icl)	(-ENODEV)
+#define soc_camera_free_i2c(icd)	do {} while (0)
+#endif
+
+static int soc_camera_video_start(struct soc_camera_device *icd);
+static int video_dev_create(struct soc_camera_device *icd);
+/* Called during host-driver probe */
 static int soc_camera_probe(struct device *dev)
 {
 	struct soc_camera_device *icd = to_soc_camera_dev(dev);
-	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
+	struct soc_camera_host *ici = to_soc_camera_host(dev->parent);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
+	struct device *control = NULL;
+	struct v4l2_subdev *sd;
+	struct v4l2_format f = {.type = V4L2_BUF_TYPE_VIDEO_CAPTURE};
 	int ret;
 
-	/*
-	 * Possible race scenario:
-	 * modprobe <camera-host-driver> triggers __func__
-	 * at this moment respective <camera-sensor-driver> gets rmmod'ed
-	 * to protect take module references.
-	 */
+	dev_info(dev, "Probing %s\n", dev_name(dev));
 
-	if (!try_module_get(icd->ops->owner)) {
-		dev_err(&icd->dev, "Couldn't lock sensor driver.\n");
-		ret = -EINVAL;
-		goto emgd;
+	if (icl->power) {
+		ret = icl->power(icd->pdev, 1);
+		if (ret < 0) {
+			dev_err(dev,
+				"Platform failed to power-on the camera.\n");
+			goto epower;
+		}
 	}
 
-	if (!try_module_get(ici->ops->owner)) {
-		dev_err(&icd->dev, "Couldn't lock capture bus driver.\n");
+	/* The camera could have been already on, try to reset */
+	if (icl->reset)
+		icl->reset(icd->pdev);
+
+	ret = ici->ops->add(icd);
+	if (ret < 0)
+		goto eadd;
+
+	/* Must have icd->vdev before registering the device */
+	ret = video_dev_create(icd);
+	if (ret < 0)
+		goto evdc;
+
+	/* Non-i2c cameras, e.g., soc_camera_platform, have no board_info */
+	if (icl->board_info) {
+		ret = soc_camera_init_i2c(icd, icl);
+		if (ret < 0)
+			goto eadddev;
+	} else if (!icl->add_device || !icl->del_device) {
 		ret = -EINVAL;
-		goto emgi;
+		goto eadddev;
+	} else {
+		if (icl->module_name)
+			ret = request_module(icl->module_name);
+
+		ret = icl->add_device(icl, &icd->dev);
+		if (ret < 0)
+			goto eadddev;
+
+		/*
+		 * FIXME: this is racy, have to use driver-binding notification,
+		 * when it is available
+		 */
+		control = to_soc_camera_control(icd);
+		if (!control || !control->driver || !dev_get_drvdata(control) ||
+		    !try_module_get(control->driver->owner)) {
+			icl->del_device(icl);
+			goto enodrv;
+		}
 	}
 
+	/* At this point client .probe() should have run already */
+	ret = soc_camera_init_user_formats(icd);
+	if (ret < 0)
+		goto eiufmt;
+
+	icd->field = V4L2_FIELD_ANY;
+
+	/* ..._video_start() will create a device node, so we have to protect */
 	mutex_lock(&icd->video_lock);
 
-	/* We only call ->add() here to activate and probe the camera.
-	 * We shall ->remove() and deactivate it immediately afterwards. */
-	ret = ici->ops->add(icd);
+	ret = soc_camera_video_start(icd);
 	if (ret < 0)
-		goto eiadd;
+		goto evidstart;
 
-	ret = icd->ops->probe(icd);
-	if (ret >= 0) {
-		const struct v4l2_queryctrl *qctrl;
+	/* Try to improve our guess of a reasonable window format */
+	sd = soc_camera_to_subdev(icd);
+	if (!v4l2_subdev_call(sd, video, g_fmt, &f)) {
+		icd->user_width		= f.fmt.pix.width;
+		icd->user_height	= f.fmt.pix.height;
+	}
 
-		qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_GAIN);
-		icd->gain = qctrl ? qctrl->default_value : (unsigned short)~0;
-		qctrl = soc_camera_find_qctrl(icd->ops, V4L2_CID_EXPOSURE);
-		icd->exposure = qctrl ? qctrl->default_value :
-			(unsigned short)~0;
+	/* Do we have to sysfs_remove_link() before device_unregister()? */
+	if (sysfs_create_link(&icd->dev.kobj, &to_soc_camera_control(icd)->kobj,
+			      "control"))
+		dev_warn(&icd->dev, "Failed creating the control symlink\n");
 
-		ret = soc_camera_init_user_formats(icd);
-		if (ret < 0) {
-			if (icd->ops->remove)
-				icd->ops->remove(icd);
-			goto eiufmt;
-		}
+	ici->ops->remove(icd);
 
-		icd->height	= DEFAULT_HEIGHT;
-		icd->width	= DEFAULT_WIDTH;
-		icd->field	= V4L2_FIELD_ANY;
-	}
+	if (icl->power)
+		icl->power(icd->pdev, 0);
+
+	mutex_unlock(&icd->video_lock);
 
+	return 0;
+
+evidstart:
+	mutex_unlock(&icd->video_lock);
+	soc_camera_free_user_formats(icd);
 eiufmt:
+	if (icl->board_info) {
+		soc_camera_free_i2c(icd);
+	} else {
+		icl->del_device(icl);
+		module_put(control->driver->owner);
+	}
+enodrv:
+eadddev:
+	video_device_release(icd->vdev);
+evdc:
 	ici->ops->remove(icd);
-eiadd:
-	mutex_unlock(&icd->video_lock);
-	module_put(ici->ops->owner);
-emgi:
-	module_put(icd->ops->owner);
-emgd:
+eadd:
+	if (icl->power)
+		icl->power(icd->pdev, 0);
+epower:
 	return ret;
 }
 
@@ -904,12 +1009,28 @@ emgd:
 static int soc_camera_remove(struct device *dev)
 {
 	struct soc_camera_device *icd = to_soc_camera_dev(dev);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
+	struct video_device *vdev = icd->vdev;
 
-	mutex_lock(&icd->video_lock);
-	if (icd->ops->remove)
-		icd->ops->remove(icd);
-	mutex_unlock(&icd->video_lock);
+	BUG_ON(!dev->parent);
+
+	if (vdev) {
+		mutex_lock(&icd->video_lock);
+		video_unregister_device(vdev);
+		icd->vdev = NULL;
+		mutex_unlock(&icd->video_lock);
+	}
 
+	if (icl->board_info) {
+		soc_camera_free_i2c(icd);
+	} else {
+		struct device_driver *drv = to_soc_camera_control(icd) ?
+			to_soc_camera_control(icd)->driver : NULL;
+		if (drv) {
+			icl->del_device(icl);
+			module_put(drv->owner);
+		}
+	}
 	soc_camera_free_user_formats(icd);
 
 	return 0;
@@ -957,14 +1078,40 @@ static void dummy_release(struct device *dev)
 {
 }
 
+static int default_cropcap(struct soc_camera_device *icd,
+			   struct v4l2_cropcap *a)
+{
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	return v4l2_subdev_call(sd, video, cropcap, a);
+}
+
+static int default_g_crop(struct soc_camera_device *icd, struct v4l2_crop *a)
+{
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	return v4l2_subdev_call(sd, video, g_crop, a);
+}
+
+static int default_s_crop(struct soc_camera_device *icd, struct v4l2_crop *a)
+{
+	struct v4l2_subdev *sd = soc_camera_to_subdev(icd);
+	return v4l2_subdev_call(sd, video, s_crop, a);
+}
+
+static void soc_camera_device_init(struct device *dev, void *pdata)
+{
+	dev->platform_data	= pdata;
+	dev->bus		= &soc_camera_bus_type;
+	dev->release		= dummy_release;
+}
+
 int soc_camera_host_register(struct soc_camera_host *ici)
 {
 	struct soc_camera_host *ix;
+	int ret;
 
 	if (!ici || !ici->ops ||
 	    !ici->ops->try_fmt ||
 	    !ici->ops->set_fmt ||
-	    !ici->ops->set_crop ||
 	    !ici->ops->set_bus_param ||
 	    !ici->ops->querycap ||
 	    !ici->ops->init_videobuf ||
@@ -972,18 +1119,27 @@ int soc_camera_host_register(struct soc_camera_host *ici)
 	    !ici->ops->add ||
 	    !ici->ops->remove ||
 	    !ici->ops->poll ||
-	    !ici->dev)
+	    !ici->v4l2_dev.dev)
 		return -EINVAL;
 
+	if (!ici->ops->set_crop)
+		ici->ops->set_crop = default_s_crop;
+	if (!ici->ops->get_crop)
+		ici->ops->get_crop = default_g_crop;
+	if (!ici->ops->cropcap)
+		ici->ops->cropcap = default_cropcap;
+
 	mutex_lock(&list_lock);
 	list_for_each_entry(ix, &hosts, list) {
 		if (ix->nr == ici->nr) {
-			mutex_unlock(&list_lock);
-			return -EBUSY;
+			ret = -EBUSY;
+			goto edevreg;
 		}
 	}
 
-	dev_set_drvdata(ici->dev, ici);
+	ret = v4l2_device_register(ici->v4l2_dev.dev, &ici->v4l2_dev);
+	if (ret < 0)
+		goto edevreg;
 
 	list_add_tail(&ici->list, &hosts);
 	mutex_unlock(&list_lock);
@@ -991,6 +1147,10 @@ int soc_camera_host_register(struct soc_camera_host *ici)
 	scan_add_host(ici);
 
 	return 0;
+
+edevreg:
+	mutex_unlock(&list_lock);
+	return ret;
 }
 EXPORT_SYMBOL(soc_camera_host_register);
 
@@ -1004,42 +1164,38 @@ void soc_camera_host_unregister(struct soc_camera_host *ici)
 	list_del(&ici->list);
 
 	list_for_each_entry(icd, &devices, list) {
-		if (icd->dev.parent == ici->dev) {
+		if (icd->iface == ici->nr) {
+			void *pdata = icd->dev.platform_data;
+			/* The bus->remove will be called */
 			device_unregister(&icd->dev);
-			/* Not before device_unregister(), .remove
-			 * needs parent to call ici->ops->remove() */
-			icd->dev.parent = NULL;
-			memset(&icd->dev.kobj, 0, sizeof(icd->dev.kobj));
+			/*
+			 * Not before device_unregister(), .remove
+			 * needs parent to call ici->ops->remove().
+			 * If the host module is loaded again, device_register()
+			 * would complain "already initialised," since 2.6.32
+			 * this is also needed to prevent use-after-free of the
+			 * device private data.
+			 */
+			memset(&icd->dev, 0, sizeof(icd->dev));
+			soc_camera_device_init(&icd->dev, pdata);
 		}
 	}
 
 	mutex_unlock(&list_lock);
 
-	dev_set_drvdata(ici->dev, NULL);
+	v4l2_device_unregister(&ici->v4l2_dev);
 }
 EXPORT_SYMBOL(soc_camera_host_unregister);
 
 /* Image capture device */
-int soc_camera_device_register(struct soc_camera_device *icd)
+static int soc_camera_device_register(struct soc_camera_device *icd)
 {
 	struct soc_camera_device *ix;
 	int num = -1, i;
 
-	if (!icd || !icd->ops ||
-	    !icd->ops->probe ||
-	    !icd->ops->init ||
-	    !icd->ops->release ||
-	    !icd->ops->start_capture ||
-	    !icd->ops->stop_capture ||
-	    !icd->ops->set_crop ||
-	    !icd->ops->set_fmt ||
-	    !icd->ops->try_fmt ||
-	    !icd->ops->query_bus_param ||
-	    !icd->ops->set_bus_param)
-		return -EINVAL;
-
 	for (i = 0; i < 256 && num < 0; i++) {
 		num = i;
+		/* Check if this index is available on this interface */
 		list_for_each_entry(ix, &devices, list) {
 			if (ix->iface == icd->iface && ix->devnum == i) {
 				num = -1;
@@ -1053,29 +1209,20 @@ int soc_camera_device_register(struct soc_camera_device *icd)
 		 * man, stay reasonable... */
 		return -ENOMEM;
 
-	icd->devnum = num;
-	icd->dev.bus = &soc_camera_bus_type;
-
-	icd->dev.release	= dummy_release;
+	icd->devnum		= num;
 	icd->use_count		= 0;
 	icd->host_priv		= NULL;
 	mutex_init(&icd->video_lock);
 
-	return scan_add_device(icd);
+	list_add_tail(&icd->list, &devices);
+
+	return 0;
 }
-EXPORT_SYMBOL(soc_camera_device_register);
 
-void soc_camera_device_unregister(struct soc_camera_device *icd)
+static void soc_camera_device_unregister(struct soc_camera_device *icd)
 {
-	mutex_lock(&list_lock);
 	list_del(&icd->list);
-
-	/* The bus->remove will be eventually called */
-	if (icd->dev.parent)
-		device_unregister(&icd->dev);
-	mutex_unlock(&list_lock);
 }
-EXPORT_SYMBOL(soc_camera_device_unregister);
 
 static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = {
 	.vidioc_querycap	 = soc_camera_querycap,
@@ -1106,23 +1253,13 @@ static const struct v4l2_ioctl_ops soc_camera_ioctl_ops = {
 #endif
 };
 
-/*
- * Usually called from the struct soc_camera_ops .probe() method, i.e., from
- * soc_camera_probe() above with .video_lock held
- */
-int soc_camera_video_start(struct soc_camera_device *icd)
+static int video_dev_create(struct soc_camera_device *icd)
 {
 	struct soc_camera_host *ici = to_soc_camera_host(icd->dev.parent);
-	int err = -ENOMEM;
-	struct video_device *vdev;
+	struct video_device *vdev = video_device_alloc();
 
-	if (!icd->dev.parent)
-		return -ENODEV;
-
-	vdev = video_device_alloc();
 	if (!vdev)
-		goto evidallocd;
-	dev_dbg(ici->dev, "Allocated video_device %p\n", vdev);
+		return -ENOMEM;
 
 	strlcpy(vdev->name, ici->drv_name, sizeof(vdev->name));
 
@@ -1132,87 +1269,94 @@ int soc_camera_video_start(struct soc_camera_device *icd)
 	vdev->ioctl_ops		= &soc_camera_ioctl_ops;
 	vdev->release		= video_device_release;
 	vdev->minor		= -1;
-	vdev->tvnorms		= V4L2_STD_UNKNOWN,
+	vdev->tvnorms		= V4L2_STD_UNKNOWN;
 
-	err = video_register_device(vdev, VFL_TYPE_GRABBER, vdev->minor);
-	if (err < 0) {
-		dev_err(vdev->parent, "video_register_device failed\n");
-		goto evidregd;
-	}
 	icd->vdev = vdev;
 
 	return 0;
-
-evidregd:
-	video_device_release(vdev);
-evidallocd:
-	return err;
 }
-EXPORT_SYMBOL(soc_camera_video_start);
 
-/* Called from client .remove() methods with .video_lock held */
-void soc_camera_video_stop(struct soc_camera_device *icd)
+/*
+ * Called from soc_camera_probe() above (with .video_lock held???)
+ */
+static int soc_camera_video_start(struct soc_camera_device *icd)
 {
-	struct video_device *vdev = icd->vdev;
+	int ret;
+
+	if (!icd->dev.parent)
+		return -ENODEV;
 
-	dev_dbg(&icd->dev, "%s\n", __func__);
+	if (!icd->ops ||
+	    !icd->ops->query_bus_param ||
+	    !icd->ops->set_bus_param)
+		return -EINVAL;
 
-	if (!icd->dev.parent || !vdev)
-		return;
+	ret = video_register_device(icd->vdev, VFL_TYPE_GRABBER,
+				    icd->vdev->minor);
+	if (ret < 0) {
+		dev_err(&icd->dev, "video_register_device failed: %d\n", ret);
+		return ret;
+	}
 
-	video_unregister_device(vdev);
-	icd->vdev = NULL;
+	return 0;
 }
-EXPORT_SYMBOL(soc_camera_video_stop);
 
 static int __devinit soc_camera_pdrv_probe(struct platform_device *pdev)
 {
 	struct soc_camera_link *icl = pdev->dev.platform_data;
-	struct i2c_adapter *adap;
-	struct i2c_client *client;
+	struct soc_camera_device *icd;
+	int ret;
 
 	if (!icl)
 		return -EINVAL;
 
-	adap = i2c_get_adapter(icl->i2c_adapter_id);
-	if (!adap) {
-		dev_warn(&pdev->dev, "Cannot get adapter #%d. No driver?\n",
-			 icl->i2c_adapter_id);
-		/* -ENODEV and -ENXIO do not produce an error on probe()... */
-		return -ENOENT;
-	}
-
-	icl->board_info->platform_data = icl;
-	client = i2c_new_device(adap, icl->board_info);
-	if (!client) {
-		i2c_put_adapter(adap);
+	icd = kzalloc(sizeof(*icd), GFP_KERNEL);
+	if (!icd)
 		return -ENOMEM;
-	}
 
-	platform_set_drvdata(pdev, client);
+	icd->iface = icl->bus_id;
+	icd->pdev = &pdev->dev;
+	platform_set_drvdata(pdev, icd);
+
+	ret = soc_camera_device_register(icd);
+	if (ret < 0)
+		goto escdevreg;
+
+	soc_camera_device_init(&icd->dev, icl);
+
+	icd->user_width		= DEFAULT_WIDTH;
+	icd->user_height	= DEFAULT_HEIGHT;
 
 	return 0;
+
+escdevreg:
+	kfree(icd);
+
+	return ret;
 }
 
+/* Only called on rmmod for each platform device, since they are not
+ * hot-pluggable. Now we know, that all our users - hosts and devices have
+ * been unloaded already */
 static int __devexit soc_camera_pdrv_remove(struct platform_device *pdev)
 {
-	struct i2c_client *client = platform_get_drvdata(pdev);
+	struct soc_camera_device *icd = platform_get_drvdata(pdev);
 
-	if (!client)
-		return -ENODEV;
+	if (!icd)
+		return -EINVAL;
 
-	i2c_unregister_device(client);
-	i2c_put_adapter(client->adapter);
+	soc_camera_device_unregister(icd);
+
+	kfree(icd);
 
 	return 0;
 }
 
 static struct platform_driver __refdata soc_camera_pdrv = {
-	.probe	= soc_camera_pdrv_probe,
-	.remove	= __devexit_p(soc_camera_pdrv_remove),
-	.driver	= {
-		.name = "soc-camera-pdrv",
-		.owner = THIS_MODULE,
+	.remove  = __devexit_p(soc_camera_pdrv_remove),
+	.driver  = {
+		.name	= "soc-camera-pdrv",
+		.owner	= THIS_MODULE,
 	},
 };
 
@@ -1225,7 +1369,7 @@ static int __init soc_camera_init(void)
 	if (ret)
 		goto edrvr;
 
-	ret = platform_driver_register(&soc_camera_pdrv);
+	ret = platform_driver_probe(&soc_camera_pdrv, soc_camera_pdrv_probe);
 	if (ret)
 		goto epdr;
 
diff --git a/drivers/media/video/soc_camera_platform.c b/drivers/media/video/soc_camera_platform.c
index c48676356ab7..b6a575ce5da2 100644
--- a/drivers/media/video/soc_camera_platform.c
+++ b/drivers/media/video/soc_camera_platform.c
@@ -16,54 +16,32 @@
 #include <linux/delay.h>
 #include <linux/platform_device.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/soc_camera.h>
 #include <media/soc_camera_platform.h>
 
 struct soc_camera_platform_priv {
-	struct soc_camera_platform_info *info;
-	struct soc_camera_device icd;
+	struct v4l2_subdev subdev;
 	struct soc_camera_data_format format;
 };
 
-static struct soc_camera_platform_info *
-soc_camera_platform_get_info(struct soc_camera_device *icd)
+static struct soc_camera_platform_priv *get_priv(struct platform_device *pdev)
 {
-	struct soc_camera_platform_priv *priv;
-	priv = container_of(icd, struct soc_camera_platform_priv, icd);
-	return priv->info;
-}
-
-static int soc_camera_platform_init(struct soc_camera_device *icd)
-{
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
-
-	if (p->power)
-		p->power(1);
-
-	return 0;
-}
-
-static int soc_camera_platform_release(struct soc_camera_device *icd)
-{
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
-
-	if (p->power)
-		p->power(0);
-
-	return 0;
+	struct v4l2_subdev *subdev = platform_get_drvdata(pdev);
+	return container_of(subdev, struct soc_camera_platform_priv, subdev);
 }
 
-static int soc_camera_platform_start_capture(struct soc_camera_device *icd)
+static struct soc_camera_platform_info *get_info(struct soc_camera_device *icd)
 {
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
-	return p->set_capture(p, 1);
+	struct platform_device *pdev =
+		to_platform_device(to_soc_camera_control(icd));
+	return pdev->dev.platform_data;
 }
 
-static int soc_camera_platform_stop_capture(struct soc_camera_device *icd)
+static int soc_camera_platform_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
-	return p->set_capture(p, 0);
+	struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd);
+	return p->set_capture(p, enable);
 }
 
 static int soc_camera_platform_set_bus_param(struct soc_camera_device *icd,
@@ -75,26 +53,14 @@ static int soc_camera_platform_set_bus_param(struct soc_camera_device *icd,
 static unsigned long
 soc_camera_platform_query_bus_param(struct soc_camera_device *icd)
 {
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
+	struct soc_camera_platform_info *p = get_info(icd);
 	return p->bus_param;
 }
 
-static int soc_camera_platform_set_crop(struct soc_camera_device *icd,
-					struct v4l2_rect *rect)
-{
-	return 0;
-}
-
-static int soc_camera_platform_set_fmt(struct soc_camera_device *icd,
+static int soc_camera_platform_try_fmt(struct v4l2_subdev *sd,
 				       struct v4l2_format *f)
 {
-	return 0;
-}
-
-static int soc_camera_platform_try_fmt(struct soc_camera_device *icd,
-				       struct v4l2_format *f)
-{
-	struct soc_camera_platform_info *p = soc_camera_platform_get_info(icd);
+	struct soc_camera_platform_info *p = v4l2_get_subdevdata(sd);
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 
 	pix->width = p->format.width;
@@ -102,82 +68,99 @@ static int soc_camera_platform_try_fmt(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int soc_camera_platform_video_probe(struct soc_camera_device *icd)
+static void soc_camera_platform_video_probe(struct soc_camera_device *icd,
+					    struct platform_device *pdev)
 {
-	struct soc_camera_platform_priv *priv;
-	priv = container_of(icd, struct soc_camera_platform_priv, icd);
+	struct soc_camera_platform_priv *priv = get_priv(pdev);
+	struct soc_camera_platform_info *p = pdev->dev.platform_data;
 
-	priv->format.name = priv->info->format_name;
-	priv->format.depth = priv->info->format_depth;
-	priv->format.fourcc = priv->info->format.pixelformat;
-	priv->format.colorspace = priv->info->format.colorspace;
+	priv->format.name = p->format_name;
+	priv->format.depth = p->format_depth;
+	priv->format.fourcc = p->format.pixelformat;
+	priv->format.colorspace = p->format.colorspace;
 
 	icd->formats = &priv->format;
 	icd->num_formats = 1;
-
-	return soc_camera_video_start(icd);
 }
 
-static void soc_camera_platform_video_remove(struct soc_camera_device *icd)
-{
-	soc_camera_video_stop(icd);
-}
+static struct v4l2_subdev_core_ops platform_subdev_core_ops;
+
+static struct v4l2_subdev_video_ops platform_subdev_video_ops = {
+	.s_stream	= soc_camera_platform_s_stream,
+	.try_fmt	= soc_camera_platform_try_fmt,
+};
+
+static struct v4l2_subdev_ops platform_subdev_ops = {
+	.core	= &platform_subdev_core_ops,
+	.video	= &platform_subdev_video_ops,
+};
 
 static struct soc_camera_ops soc_camera_platform_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= soc_camera_platform_video_probe,
-	.remove			= soc_camera_platform_video_remove,
-	.init			= soc_camera_platform_init,
-	.release		= soc_camera_platform_release,
-	.start_capture		= soc_camera_platform_start_capture,
-	.stop_capture		= soc_camera_platform_stop_capture,
-	.set_crop		= soc_camera_platform_set_crop,
-	.set_fmt		= soc_camera_platform_set_fmt,
-	.try_fmt		= soc_camera_platform_try_fmt,
 	.set_bus_param		= soc_camera_platform_set_bus_param,
 	.query_bus_param	= soc_camera_platform_query_bus_param,
 };
 
 static int soc_camera_platform_probe(struct platform_device *pdev)
 {
+	struct soc_camera_host *ici;
 	struct soc_camera_platform_priv *priv;
-	struct soc_camera_platform_info *p;
+	struct soc_camera_platform_info *p = pdev->dev.platform_data;
 	struct soc_camera_device *icd;
 	int ret;
 
-	p = pdev->dev.platform_data;
 	if (!p)
 		return -EINVAL;
 
+	if (!p->dev) {
+		dev_err(&pdev->dev,
+			"Platform has not set soc_camera_device pointer!\n");
+		return -EINVAL;
+	}
+
 	priv = kzalloc(sizeof(*priv), GFP_KERNEL);
 	if (!priv)
 		return -ENOMEM;
 
-	priv->info = p;
-	platform_set_drvdata(pdev, priv);
+	icd = to_soc_camera_dev(p->dev);
+
+	/* soc-camera convention: control's drvdata points to the subdev */
+	platform_set_drvdata(pdev, &priv->subdev);
+	/* Set the control device reference */
+	dev_set_drvdata(&icd->dev, &pdev->dev);
+
+	icd->y_skip_top		= 0;
+	icd->ops		= &soc_camera_platform_ops;
+
+	ici = to_soc_camera_host(icd->dev.parent);
 
-	icd = &priv->icd;
-	icd->ops	= &soc_camera_platform_ops;
-	icd->control	= &pdev->dev;
-	icd->width_min	= 0;
-	icd->width_max	= priv->info->format.width;
-	icd->height_min	= 0;
-	icd->height_max	= priv->info->format.height;
-	icd->y_skip_top	= 0;
-	icd->iface	= priv->info->iface;
+	soc_camera_platform_video_probe(icd, pdev);
 
-	ret = soc_camera_device_register(icd);
+	v4l2_subdev_init(&priv->subdev, &platform_subdev_ops);
+	v4l2_set_subdevdata(&priv->subdev, p);
+	strncpy(priv->subdev.name, dev_name(&pdev->dev), V4L2_SUBDEV_NAME_SIZE);
+
+	ret = v4l2_device_register_subdev(&ici->v4l2_dev, &priv->subdev);
 	if (ret)
-		kfree(priv);
+		goto evdrs;
+
+	return ret;
 
+evdrs:
+	icd->ops = NULL;
+	platform_set_drvdata(pdev, NULL);
+	kfree(priv);
 	return ret;
 }
 
 static int soc_camera_platform_remove(struct platform_device *pdev)
 {
-	struct soc_camera_platform_priv *priv = platform_get_drvdata(pdev);
+	struct soc_camera_platform_priv *priv = get_priv(pdev);
+	struct soc_camera_platform_info *p = pdev->dev.platform_data;
+	struct soc_camera_device *icd = to_soc_camera_dev(p->dev);
 
-	soc_camera_device_unregister(&priv->icd);
+	v4l2_device_unregister_subdev(&priv->subdev);
+	icd->ops = NULL;
+	platform_set_drvdata(pdev, NULL);
 	kfree(priv);
 	return 0;
 }
@@ -185,6 +168,7 @@ static int soc_camera_platform_remove(struct platform_device *pdev)
 static struct platform_driver soc_camera_platform_driver = {
 	.driver 	= {
 		.name	= "soc_camera_platform",
+		.owner	= THIS_MODULE,
 	},
 	.probe		= soc_camera_platform_probe,
 	.remove		= soc_camera_platform_remove,
@@ -206,3 +190,4 @@ module_exit(soc_camera_platform_module_exit);
 MODULE_DESCRIPTION("SoC Camera Platform driver");
 MODULE_AUTHOR("Magnus Damm");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("platform:soc_camera_platform");
diff --git a/drivers/media/video/stk-webcam.c b/drivers/media/video/stk-webcam.c
index 0b996ea4134e..6b41865f42bd 100644
--- a/drivers/media/video/stk-webcam.c
+++ b/drivers/media/video/stk-webcam.c
@@ -790,7 +790,7 @@ static void stk_v4l_vm_close(struct vm_area_struct *vma)
 	if (sbuf->mapcount == 0)
 		sbuf->v4lbuf.flags &= ~V4L2_BUF_FLAG_MAPPED;
 }
-static struct vm_operations_struct stk_v4l_vm_ops = {
+static const struct vm_operations_struct stk_v4l_vm_ops = {
 	.open = stk_v4l_vm_open,
 	.close = stk_v4l_vm_close
 };
diff --git a/drivers/media/video/tuner-core.c b/drivers/media/video/tuner-core.c
index 2816f1839230..aba92e2313d8 100644
--- a/drivers/media/video/tuner-core.c
+++ b/drivers/media/video/tuner-core.c
@@ -29,6 +29,7 @@
 #include "tuner-simple.h"
 #include "tda9887.h"
 #include "xc5000.h"
+#include "tda18271.h"
 
 #define UNSET (-1U)
 
@@ -420,6 +421,17 @@ static void set_type(struct i2c_client *c, unsigned int type,
 			goto attach_failed;
 		break;
 	}
+	case TUNER_NXP_TDA18271:
+	{
+		struct tda18271_config cfg = {
+			.config = t->config,
+		};
+
+		if (!dvb_attach(tda18271_attach, &t->fe, t->i2c->addr,
+				t->i2c->adapter, &cfg))
+			goto attach_failed;
+		break;
+	}
 	default:
 		if (!dvb_attach(simple_tuner_attach, &t->fe,
 				t->i2c->adapter, t->i2c->addr, t->type))
diff --git a/drivers/media/video/tvp514x.c b/drivers/media/video/tvp514x.c
index 3750f7fadb12..244372627df2 100644
--- a/drivers/media/video/tvp514x.c
+++ b/drivers/media/video/tvp514x.c
@@ -31,7 +31,10 @@
 #include <linux/i2c.h>
 #include <linux/delay.h>
 #include <linux/videodev2.h>
-#include <media/v4l2-int-device.h>
+
+#include <media/v4l2-device.h>
+#include <media/v4l2-common.h>
+#include <media/v4l2-chip-ident.h>
 #include <media/tvp514x.h>
 
 #include "tvp514x_regs.h"
@@ -49,15 +52,11 @@ static int debug;
 module_param(debug, bool, 0644);
 MODULE_PARM_DESC(debug, "Debug level (0-1)");
 
-#define dump_reg(client, reg, val)				\
-	do {							\
-		val = tvp514x_read_reg(client, reg);		\
-		v4l_info(client, "Reg(0x%.2X): 0x%.2X\n", reg, val); \
-	} while (0)
+MODULE_AUTHOR("Texas Instruments");
+MODULE_DESCRIPTION("TVP514X linux decoder driver");
+MODULE_LICENSE("GPL");
 
-/**
- * enum tvp514x_std - enum for supported standards
- */
+/* enum tvp514x_std - enum for supported standards */
 enum tvp514x_std {
 	STD_NTSC_MJ = 0,
 	STD_PAL_BDGHIN,
@@ -65,14 +64,6 @@ enum tvp514x_std {
 };
 
 /**
- * enum tvp514x_state - enum for different decoder states
- */
-enum tvp514x_state {
-	STATE_NOT_DETECTED,
-	STATE_DETECTED
-};
-
-/**
  * struct tvp514x_std_info - Structure to store standard informations
  * @width: Line width in pixels
  * @height:Number of active lines
@@ -89,33 +80,27 @@ struct tvp514x_std_info {
 static struct tvp514x_reg tvp514x_reg_list_default[0x40];
 /**
  * struct tvp514x_decoder - TVP5146/47 decoder object
- * @v4l2_int_device: Slave handle
- * @tvp514x_slave: Slave pointer which is used by @v4l2_int_device
+ * @sd: Subdevice Slave handle
  * @tvp514x_regs: copy of hw's regs with preset values.
  * @pdata: Board specific
- * @client: I2C client data
- * @id: Entry from I2C table
  * @ver: Chip version
- * @state: TVP5146/47 decoder state - detected or not-detected
+ * @streaming: TVP5146/47 decoder streaming - enabled or disabled.
  * @pix: Current pixel format
  * @num_fmts: Number of formats
  * @fmt_list: Format list
  * @current_std: Current standard
  * @num_stds: Number of standards
  * @std_list: Standards list
- * @route: input and output routing at chip level
+ * @input: Input routing at chip level
+ * @output: Output routing at chip level
  */
 struct tvp514x_decoder {
-	struct v4l2_int_device v4l2_int_device;
-	struct v4l2_int_slave tvp514x_slave;
+	struct v4l2_subdev sd;
 	struct tvp514x_reg tvp514x_regs[ARRAY_SIZE(tvp514x_reg_list_default)];
 	const struct tvp514x_platform_data *pdata;
-	struct i2c_client *client;
-
-	struct i2c_device_id *id;
 
 	int ver;
-	enum tvp514x_state state;
+	int streaming;
 
 	struct v4l2_pix_format pix;
 	int num_fmts;
@@ -124,15 +109,18 @@ struct tvp514x_decoder {
 	enum tvp514x_std current_std;
 	int num_stds;
 	struct tvp514x_std_info *std_list;
-
-	struct v4l2_routing route;
+	/* Input and Output Routing parameters */
+	u32 input;
+	u32 output;
 };
 
 /* TVP514x default register values */
 static struct tvp514x_reg tvp514x_reg_list_default[] = {
-	{TOK_WRITE, REG_INPUT_SEL, 0x05},	/* Composite selected */
+	/* Composite selected */
+	{TOK_WRITE, REG_INPUT_SEL, 0x05},
 	{TOK_WRITE, REG_AFE_GAIN_CTRL, 0x0F},
-	{TOK_WRITE, REG_VIDEO_STD, 0x00},	/* Auto mode */
+	/* Auto mode */
+	{TOK_WRITE, REG_VIDEO_STD, 0x00},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x00},
 	{TOK_SKIP, REG_AUTOSWITCH_MASK, 0x3F},
 	{TOK_WRITE, REG_COLOR_KILLER, 0x10},
@@ -145,53 +133,74 @@ static struct tvp514x_reg tvp514x_reg_list_default[] = {
 	{TOK_WRITE, REG_HUE, 0x00},
 	{TOK_WRITE, REG_CHROMA_CONTROL1, 0x00},
 	{TOK_WRITE, REG_CHROMA_CONTROL2, 0x0E},
-	{TOK_SKIP, 0x0F, 0x00},	/* Reserved */
+	/* Reserved */
+	{TOK_SKIP, 0x0F, 0x00},
 	{TOK_WRITE, REG_COMP_PR_SATURATION, 0x80},
 	{TOK_WRITE, REG_COMP_Y_CONTRAST, 0x80},
 	{TOK_WRITE, REG_COMP_PB_SATURATION, 0x80},
-	{TOK_SKIP, 0x13, 0x00},	/* Reserved */
+	/* Reserved */
+	{TOK_SKIP, 0x13, 0x00},
 	{TOK_WRITE, REG_COMP_Y_BRIGHTNESS, 0x80},
-	{TOK_SKIP, 0x15, 0x00},	/* Reserved */
-	{TOK_SKIP, REG_AVID_START_PIXEL_LSB, 0x55},	/* NTSC timing */
+	/* Reserved */
+	{TOK_SKIP, 0x15, 0x00},
+	/* NTSC timing */
+	{TOK_SKIP, REG_AVID_START_PIXEL_LSB, 0x55},
 	{TOK_SKIP, REG_AVID_START_PIXEL_MSB, 0x00},
 	{TOK_SKIP, REG_AVID_STOP_PIXEL_LSB, 0x25},
 	{TOK_SKIP, REG_AVID_STOP_PIXEL_MSB, 0x03},
-	{TOK_SKIP, REG_HSYNC_START_PIXEL_LSB, 0x00},	/* NTSC timing */
+	/* NTSC timing */
+	{TOK_SKIP, REG_HSYNC_START_PIXEL_LSB, 0x00},
 	{TOK_SKIP, REG_HSYNC_START_PIXEL_MSB, 0x00},
 	{TOK_SKIP, REG_HSYNC_STOP_PIXEL_LSB, 0x40},
 	{TOK_SKIP, REG_HSYNC_STOP_PIXEL_MSB, 0x00},
-	{TOK_SKIP, REG_VSYNC_START_LINE_LSB, 0x04},	/* NTSC timing */
+	/* NTSC timing */
+	{TOK_SKIP, REG_VSYNC_START_LINE_LSB, 0x04},
 	{TOK_SKIP, REG_VSYNC_START_LINE_MSB, 0x00},
 	{TOK_SKIP, REG_VSYNC_STOP_LINE_LSB, 0x07},
 	{TOK_SKIP, REG_VSYNC_STOP_LINE_MSB, 0x00},
-	{TOK_SKIP, REG_VBLK_START_LINE_LSB, 0x01},	/* NTSC timing */
+	/* NTSC timing */
+	{TOK_SKIP, REG_VBLK_START_LINE_LSB, 0x01},
 	{TOK_SKIP, REG_VBLK_START_LINE_MSB, 0x00},
 	{TOK_SKIP, REG_VBLK_STOP_LINE_LSB, 0x15},
 	{TOK_SKIP, REG_VBLK_STOP_LINE_MSB, 0x00},
-	{TOK_SKIP, 0x26, 0x00},	/* Reserved */
-	{TOK_SKIP, 0x27, 0x00},	/* Reserved */
+	/* Reserved */
+	{TOK_SKIP, 0x26, 0x00},
+	/* Reserved */
+	{TOK_SKIP, 0x27, 0x00},
 	{TOK_SKIP, REG_FAST_SWTICH_CONTROL, 0xCC},
-	{TOK_SKIP, 0x29, 0x00},	/* Reserved */
+	/* Reserved */
+	{TOK_SKIP, 0x29, 0x00},
 	{TOK_SKIP, REG_FAST_SWTICH_SCART_DELAY, 0x00},
-	{TOK_SKIP, 0x2B, 0x00},	/* Reserved */
+	/* Reserved */
+	{TOK_SKIP, 0x2B, 0x00},
 	{TOK_SKIP, REG_SCART_DELAY, 0x00},
 	{TOK_SKIP, REG_CTI_DELAY, 0x00},
 	{TOK_SKIP, REG_CTI_CONTROL, 0x00},
-	{TOK_SKIP, 0x2F, 0x00},	/* Reserved */
-	{TOK_SKIP, 0x30, 0x00},	/* Reserved */
-	{TOK_SKIP, 0x31, 0x00},	/* Reserved */
-	{TOK_WRITE, REG_SYNC_CONTROL, 0x00},	/* HS, VS active high */
-	{TOK_WRITE, REG_OUTPUT_FORMATTER1, 0x00},	/* 10-bit BT.656 */
-	{TOK_WRITE, REG_OUTPUT_FORMATTER2, 0x11},	/* Enable clk & data */
-	{TOK_WRITE, REG_OUTPUT_FORMATTER3, 0xEE},	/* Enable AVID & FLD */
-	{TOK_WRITE, REG_OUTPUT_FORMATTER4, 0xAF},	/* Enable VS & HS */
+	/* Reserved */
+	{TOK_SKIP, 0x2F, 0x00},
+	/* Reserved */
+	{TOK_SKIP, 0x30, 0x00},
+	/* Reserved */
+	{TOK_SKIP, 0x31, 0x00},
+	/* HS, VS active high */
+	{TOK_WRITE, REG_SYNC_CONTROL, 0x00},
+	/* 10-bit BT.656 */
+	{TOK_WRITE, REG_OUTPUT_FORMATTER1, 0x00},
+	/* Enable clk & data */
+	{TOK_WRITE, REG_OUTPUT_FORMATTER2, 0x11},
+	/* Enable AVID & FLD */
+	{TOK_WRITE, REG_OUTPUT_FORMATTER3, 0xEE},
+	/* Enable VS & HS */
+	{TOK_WRITE, REG_OUTPUT_FORMATTER4, 0xAF},
 	{TOK_WRITE, REG_OUTPUT_FORMATTER5, 0xFF},
 	{TOK_WRITE, REG_OUTPUT_FORMATTER6, 0xFF},
-	{TOK_WRITE, REG_CLEAR_LOST_LOCK, 0x01},	/* Clear status */
+	/* Clear status */
+	{TOK_WRITE, REG_CLEAR_LOST_LOCK, 0x01},
 	{TOK_TERM, 0, 0},
 };
 
-/* List of image formats supported by TVP5146/47 decoder
+/**
+ * List of image formats supported by TVP5146/47 decoder
  * Currently we are using 8 bit mode only, but can be
  * extended to 10/20 bit mode.
  */
@@ -205,7 +214,7 @@ static const struct v4l2_fmtdesc tvp514x_fmt_list[] = {
 	},
 };
 
-/*
+/**
  * Supported standards -
  *
  * Currently supports two standards only, need to add support for rest of the
@@ -240,35 +249,32 @@ static struct tvp514x_std_info tvp514x_std_list[] = {
 	},
 	/* Standard: need to add for additional standard */
 };
-/*
- * Control structure for Auto Gain
- *     This is temporary data, will get replaced once
- *     v4l2_ctrl_query_fill supports it.
- */
-static const struct v4l2_queryctrl tvp514x_autogain_ctrl = {
-	.id = V4L2_CID_AUTOGAIN,
-	.name = "Gain, Automatic",
-	.type = V4L2_CTRL_TYPE_BOOLEAN,
-	.minimum = 0,
-	.maximum = 1,
-	.step = 1,
-	.default_value = 1,
-};
 
-/*
- * Read a value from a register in an TVP5146/47 decoder device.
+
+static inline struct tvp514x_decoder *to_decoder(struct v4l2_subdev *sd)
+{
+	return container_of(sd, struct tvp514x_decoder, sd);
+}
+
+
+/**
+ * tvp514x_read_reg() - Read a value from a register in an TVP5146/47.
+ * @sd: ptr to v4l2_subdev struct
+ * @reg: TVP5146/47 register address
+ *
  * Returns value read if successful, or non-zero (-1) otherwise.
  */
-static int tvp514x_read_reg(struct i2c_client *client, u8 reg)
+static int tvp514x_read_reg(struct v4l2_subdev *sd, u8 reg)
 {
-	int err;
-	int retry = 0;
+	int err, retry = 0;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
 read_again:
 
 	err = i2c_smbus_read_byte_data(client, reg);
 	if (err == -1) {
 		if (retry <= I2C_RETRY_COUNT) {
-			v4l_warn(client, "Read: retry ... %d\n", retry);
+			v4l2_warn(sd, "Read: retry ... %d\n", retry);
 			retry++;
 			msleep_interruptible(10);
 			goto read_again;
@@ -278,20 +284,39 @@ read_again:
 	return err;
 }
 
-/*
+/**
+ * dump_reg() - dump the register content of TVP5146/47.
+ * @sd: ptr to v4l2_subdev struct
+ * @reg: TVP5146/47 register address
+ */
+static void dump_reg(struct v4l2_subdev *sd, u8 reg)
+{
+	u32 val;
+
+	val = tvp514x_read_reg(sd, reg);
+	v4l2_info(sd, "Reg(0x%.2X): 0x%.2X\n", reg, val);
+}
+
+/**
+ * tvp514x_write_reg() - Write a value to a register in TVP5146/47
+ * @sd: ptr to v4l2_subdev struct
+ * @reg: TVP5146/47 register address
+ * @val: value to be written to the register
+ *
  * Write a value to a register in an TVP5146/47 decoder device.
  * Returns zero if successful, or non-zero otherwise.
  */
-static int tvp514x_write_reg(struct i2c_client *client, u8 reg, u8 val)
+static int tvp514x_write_reg(struct v4l2_subdev *sd, u8 reg, u8 val)
 {
-	int err;
-	int retry = 0;
+	int err, retry = 0;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+
 write_again:
 
 	err = i2c_smbus_write_byte_data(client, reg, val);
 	if (err) {
 		if (retry <= I2C_RETRY_COUNT) {
-			v4l_warn(client, "Write: retry ... %d\n", retry);
+			v4l2_warn(sd, "Write: retry ... %d\n", retry);
 			retry++;
 			msleep_interruptible(10);
 			goto write_again;
@@ -301,17 +326,19 @@ write_again:
 	return err;
 }
 
-/*
- * tvp514x_write_regs : Initializes a list of TVP5146/47 registers
+/**
+ * tvp514x_write_regs() : Initializes a list of TVP5146/47 registers
+ * @sd: ptr to v4l2_subdev struct
+ * @reglist: list of TVP5146/47 registers and values
+ *
+ * Initializes a list of TVP5146/47 registers:-
  *		if token is TOK_TERM, then entire write operation terminates
  *		if token is TOK_DELAY, then a delay of 'val' msec is introduced
  *		if token is TOK_SKIP, then the register write is skipped
  *		if token is TOK_WRITE, then the register write is performed
- *
- * reglist - list of registers to be written
  * Returns zero if successful, or non-zero otherwise.
  */
-static int tvp514x_write_regs(struct i2c_client *client,
+static int tvp514x_write_regs(struct v4l2_subdev *sd,
 			      const struct tvp514x_reg reglist[])
 {
 	int err;
@@ -326,31 +353,33 @@ static int tvp514x_write_regs(struct i2c_client *client,
 		if (next->token == TOK_SKIP)
 			continue;
 
-		err = tvp514x_write_reg(client, next->reg, (u8) next->val);
+		err = tvp514x_write_reg(sd, next->reg, (u8) next->val);
 		if (err) {
-			v4l_err(client, "Write failed. Err[%d]\n", err);
+			v4l2_err(sd, "Write failed. Err[%d]\n", err);
 			return err;
 		}
 	}
 	return 0;
 }
 
-/*
- * tvp514x_get_current_std:
- * Returns the current standard detected by TVP5146/47
+/**
+ * tvp514x_get_current_std() : Get the current standard detected by TVP5146/47
+ * @sd: ptr to v4l2_subdev struct
+ *
+ * Get current standard detected by TVP5146/47, STD_INVALID if there is no
+ * standard detected.
  */
-static enum tvp514x_std tvp514x_get_current_std(struct tvp514x_decoder
-						*decoder)
+static enum tvp514x_std tvp514x_get_current_std(struct v4l2_subdev *sd)
 {
 	u8 std, std_status;
 
-	std = tvp514x_read_reg(decoder->client, REG_VIDEO_STD);
-	if ((std & VIDEO_STD_MASK) == VIDEO_STD_AUTO_SWITCH_BIT) {
+	std = tvp514x_read_reg(sd, REG_VIDEO_STD);
+	if ((std & VIDEO_STD_MASK) == VIDEO_STD_AUTO_SWITCH_BIT)
 		/* use the standard status register */
-		std_status = tvp514x_read_reg(decoder->client,
-				REG_VIDEO_STD_STATUS);
-	} else
-		std_status = std;	/* use the standard register itself */
+		std_status = tvp514x_read_reg(sd, REG_VIDEO_STD_STATUS);
+	else
+		/* use the standard register itself */
+		std_status = std;
 
 	switch (std_status & VIDEO_STD_MASK) {
 	case VIDEO_STD_NTSC_MJ_BIT:
@@ -366,94 +395,99 @@ static enum tvp514x_std tvp514x_get_current_std(struct tvp514x_decoder
 	return STD_INVALID;
 }
 
-/*
- * TVP5146/47 register dump function
- */
-static void tvp514x_reg_dump(struct tvp514x_decoder *decoder)
+/* TVP5146/47 register dump function */
+static void tvp514x_reg_dump(struct v4l2_subdev *sd)
 {
-	u8 value;
-
-	dump_reg(decoder->client, REG_INPUT_SEL, value);
-	dump_reg(decoder->client, REG_AFE_GAIN_CTRL, value);
-	dump_reg(decoder->client, REG_VIDEO_STD, value);
-	dump_reg(decoder->client, REG_OPERATION_MODE, value);
-	dump_reg(decoder->client, REG_COLOR_KILLER, value);
-	dump_reg(decoder->client, REG_LUMA_CONTROL1, value);
-	dump_reg(decoder->client, REG_LUMA_CONTROL2, value);
-	dump_reg(decoder->client, REG_LUMA_CONTROL3, value);
-	dump_reg(decoder->client, REG_BRIGHTNESS, value);
-	dump_reg(decoder->client, REG_CONTRAST, value);
-	dump_reg(decoder->client, REG_SATURATION, value);
-	dump_reg(decoder->client, REG_HUE, value);
-	dump_reg(decoder->client, REG_CHROMA_CONTROL1, value);
-	dump_reg(decoder->client, REG_CHROMA_CONTROL2, value);
-	dump_reg(decoder->client, REG_COMP_PR_SATURATION, value);
-	dump_reg(decoder->client, REG_COMP_Y_CONTRAST, value);
-	dump_reg(decoder->client, REG_COMP_PB_SATURATION, value);
-	dump_reg(decoder->client, REG_COMP_Y_BRIGHTNESS, value);
-	dump_reg(decoder->client, REG_AVID_START_PIXEL_LSB, value);
-	dump_reg(decoder->client, REG_AVID_START_PIXEL_MSB, value);
-	dump_reg(decoder->client, REG_AVID_STOP_PIXEL_LSB, value);
-	dump_reg(decoder->client, REG_AVID_STOP_PIXEL_MSB, value);
-	dump_reg(decoder->client, REG_HSYNC_START_PIXEL_LSB, value);
-	dump_reg(decoder->client, REG_HSYNC_START_PIXEL_MSB, value);
-	dump_reg(decoder->client, REG_HSYNC_STOP_PIXEL_LSB, value);
-	dump_reg(decoder->client, REG_HSYNC_STOP_PIXEL_MSB, value);
-	dump_reg(decoder->client, REG_VSYNC_START_LINE_LSB, value);
-	dump_reg(decoder->client, REG_VSYNC_START_LINE_MSB, value);
-	dump_reg(decoder->client, REG_VSYNC_STOP_LINE_LSB, value);
-	dump_reg(decoder->client, REG_VSYNC_STOP_LINE_MSB, value);
-	dump_reg(decoder->client, REG_VBLK_START_LINE_LSB, value);
-	dump_reg(decoder->client, REG_VBLK_START_LINE_MSB, value);
-	dump_reg(decoder->client, REG_VBLK_STOP_LINE_LSB, value);
-	dump_reg(decoder->client, REG_VBLK_STOP_LINE_MSB, value);
-	dump_reg(decoder->client, REG_SYNC_CONTROL, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER1, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER2, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER3, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER4, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER5, value);
-	dump_reg(decoder->client, REG_OUTPUT_FORMATTER6, value);
-	dump_reg(decoder->client, REG_CLEAR_LOST_LOCK, value);
+	dump_reg(sd, REG_INPUT_SEL);
+	dump_reg(sd, REG_AFE_GAIN_CTRL);
+	dump_reg(sd, REG_VIDEO_STD);
+	dump_reg(sd, REG_OPERATION_MODE);
+	dump_reg(sd, REG_COLOR_KILLER);
+	dump_reg(sd, REG_LUMA_CONTROL1);
+	dump_reg(sd, REG_LUMA_CONTROL2);
+	dump_reg(sd, REG_LUMA_CONTROL3);
+	dump_reg(sd, REG_BRIGHTNESS);
+	dump_reg(sd, REG_CONTRAST);
+	dump_reg(sd, REG_SATURATION);
+	dump_reg(sd, REG_HUE);
+	dump_reg(sd, REG_CHROMA_CONTROL1);
+	dump_reg(sd, REG_CHROMA_CONTROL2);
+	dump_reg(sd, REG_COMP_PR_SATURATION);
+	dump_reg(sd, REG_COMP_Y_CONTRAST);
+	dump_reg(sd, REG_COMP_PB_SATURATION);
+	dump_reg(sd, REG_COMP_Y_BRIGHTNESS);
+	dump_reg(sd, REG_AVID_START_PIXEL_LSB);
+	dump_reg(sd, REG_AVID_START_PIXEL_MSB);
+	dump_reg(sd, REG_AVID_STOP_PIXEL_LSB);
+	dump_reg(sd, REG_AVID_STOP_PIXEL_MSB);
+	dump_reg(sd, REG_HSYNC_START_PIXEL_LSB);
+	dump_reg(sd, REG_HSYNC_START_PIXEL_MSB);
+	dump_reg(sd, REG_HSYNC_STOP_PIXEL_LSB);
+	dump_reg(sd, REG_HSYNC_STOP_PIXEL_MSB);
+	dump_reg(sd, REG_VSYNC_START_LINE_LSB);
+	dump_reg(sd, REG_VSYNC_START_LINE_MSB);
+	dump_reg(sd, REG_VSYNC_STOP_LINE_LSB);
+	dump_reg(sd, REG_VSYNC_STOP_LINE_MSB);
+	dump_reg(sd, REG_VBLK_START_LINE_LSB);
+	dump_reg(sd, REG_VBLK_START_LINE_MSB);
+	dump_reg(sd, REG_VBLK_STOP_LINE_LSB);
+	dump_reg(sd, REG_VBLK_STOP_LINE_MSB);
+	dump_reg(sd, REG_SYNC_CONTROL);
+	dump_reg(sd, REG_OUTPUT_FORMATTER1);
+	dump_reg(sd, REG_OUTPUT_FORMATTER2);
+	dump_reg(sd, REG_OUTPUT_FORMATTER3);
+	dump_reg(sd, REG_OUTPUT_FORMATTER4);
+	dump_reg(sd, REG_OUTPUT_FORMATTER5);
+	dump_reg(sd, REG_OUTPUT_FORMATTER6);
+	dump_reg(sd, REG_CLEAR_LOST_LOCK);
 }
 
-/*
- * Configure the TVP5146/47 with the current register settings
+/**
+ * tvp514x_configure() - Configure the TVP5146/47 registers
+ * @sd: ptr to v4l2_subdev struct
+ * @decoder: ptr to tvp514x_decoder structure
+ *
  * Returns zero if successful, or non-zero otherwise.
  */
-static int tvp514x_configure(struct tvp514x_decoder *decoder)
+static int tvp514x_configure(struct v4l2_subdev *sd,
+		struct tvp514x_decoder *decoder)
 {
 	int err;
 
 	/* common register initialization */
 	err =
-	    tvp514x_write_regs(decoder->client, decoder->tvp514x_regs);
+	    tvp514x_write_regs(sd, decoder->tvp514x_regs);
 	if (err)
 		return err;
 
 	if (debug)
-		tvp514x_reg_dump(decoder);
+		tvp514x_reg_dump(sd);
 
 	return 0;
 }
 
-/*
- * Detect if an tvp514x is present, and if so which revision.
+/**
+ * tvp514x_detect() - Detect if an tvp514x is present, and if so which revision.
+ * @sd: pointer to standard V4L2 sub-device structure
+ * @decoder: pointer to tvp514x_decoder structure
+ *
  * A device is considered to be detected if the chip ID (LSB and MSB)
  * registers match the expected values.
  * Any value of the rom version register is accepted.
  * Returns ENODEV error number if no device is detected, or zero
  * if a device is detected.
  */
-static int tvp514x_detect(struct tvp514x_decoder *decoder)
+static int tvp514x_detect(struct v4l2_subdev *sd,
+		struct tvp514x_decoder *decoder)
 {
 	u8 chip_id_msb, chip_id_lsb, rom_ver;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
 
-	chip_id_msb = tvp514x_read_reg(decoder->client, REG_CHIP_ID_MSB);
-	chip_id_lsb = tvp514x_read_reg(decoder->client, REG_CHIP_ID_LSB);
-	rom_ver = tvp514x_read_reg(decoder->client, REG_ROM_VERSION);
+	chip_id_msb = tvp514x_read_reg(sd, REG_CHIP_ID_MSB);
+	chip_id_lsb = tvp514x_read_reg(sd, REG_CHIP_ID_LSB);
+	rom_ver = tvp514x_read_reg(sd, REG_ROM_VERSION);
 
-	v4l_dbg(1, debug, decoder->client,
+	v4l2_dbg(1, debug, sd,
 		 "chip id detected msb:0x%x lsb:0x%x rom version:0x%x\n",
 		 chip_id_msb, chip_id_lsb, rom_ver);
 	if ((chip_id_msb != TVP514X_CHIP_ID_MSB)
@@ -462,38 +496,30 @@ static int tvp514x_detect(struct tvp514x_decoder *decoder)
 		/* We didn't read the values we expected, so this must not be
 		 * an TVP5146/47.
 		 */
-		v4l_err(decoder->client,
-			"chip id mismatch msb:0x%x lsb:0x%x\n",
-			chip_id_msb, chip_id_lsb);
+		v4l2_err(sd, "chip id mismatch msb:0x%x lsb:0x%x\n",
+				chip_id_msb, chip_id_lsb);
 		return -ENODEV;
 	}
 
 	decoder->ver = rom_ver;
-	decoder->state = STATE_DETECTED;
 
-	v4l_info(decoder->client,
-			"%s found at 0x%x (%s)\n", decoder->client->name,
-			decoder->client->addr << 1,
-			decoder->client->adapter->name);
+	v4l2_info(sd, "%s (Version - 0x%.2x) found at 0x%x (%s)\n",
+			client->name, decoder->ver,
+			client->addr << 1, client->adapter->name);
 	return 0;
 }
 
-/*
- * Following are decoder interface functions implemented by
- * TVP5146/47 decoder driver.
- */
-
 /**
- * ioctl_querystd - V4L2 decoder interface handler for VIDIOC_QUERYSTD ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_querystd() - V4L2 decoder interface handler for querystd
+ * @sd: pointer to standard V4L2 sub-device structure
  * @std_id: standard V4L2 std_id ioctl enum
  *
  * Returns the current standard detected by TVP5146/47. If no active input is
  * detected, returns -EINVAL
  */
-static int ioctl_querystd(struct v4l2_int_device *s, v4l2_std_id *std_id)
+static int tvp514x_querystd(struct v4l2_subdev *sd, v4l2_std_id *std_id)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	enum tvp514x_std current_std;
 	enum tvp514x_input input_sel;
 	u8 sync_lock_status, lock_mask;
@@ -502,11 +528,11 @@ static int ioctl_querystd(struct v4l2_int_device *s, v4l2_std_id *std_id)
 		return -EINVAL;
 
 	/* get the current standard */
-	current_std = tvp514x_get_current_std(decoder);
+	current_std = tvp514x_get_current_std(sd);
 	if (current_std == STD_INVALID)
 		return -EINVAL;
 
-	input_sel = decoder->route.input;
+	input_sel = decoder->input;
 
 	switch (input_sel) {
 	case INPUT_CVBS_VI1A:
@@ -544,42 +570,39 @@ static int ioctl_querystd(struct v4l2_int_device *s, v4l2_std_id *std_id)
 		return -EINVAL;
 	}
 	/* check whether signal is locked */
-	sync_lock_status = tvp514x_read_reg(decoder->client, REG_STATUS1);
+	sync_lock_status = tvp514x_read_reg(sd, REG_STATUS1);
 	if (lock_mask != (sync_lock_status & lock_mask))
 		return -EINVAL;	/* No input detected */
 
 	decoder->current_std = current_std;
 	*std_id = decoder->std_list[current_std].standard.id;
 
-	v4l_dbg(1, debug, decoder->client, "Current STD: %s",
+	v4l2_dbg(1, debug, sd, "Current STD: %s",
 			decoder->std_list[current_std].standard.name);
 	return 0;
 }
 
 /**
- * ioctl_s_std - V4L2 decoder interface handler for VIDIOC_S_STD ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_s_std() - V4L2 decoder interface handler for s_std
+ * @sd: pointer to standard V4L2 sub-device structure
  * @std_id: standard V4L2 v4l2_std_id ioctl enum
  *
  * If std_id is supported, sets the requested standard. Otherwise, returns
  * -EINVAL
  */
-static int ioctl_s_std(struct v4l2_int_device *s, v4l2_std_id *std_id)
+static int tvp514x_s_std(struct v4l2_subdev *sd, v4l2_std_id std_id)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	int err, i;
 
-	if (std_id == NULL)
-		return -EINVAL;
-
 	for (i = 0; i < decoder->num_stds; i++)
-		if (*std_id & decoder->std_list[i].standard.id)
+		if (std_id & decoder->std_list[i].standard.id)
 			break;
 
 	if ((i == decoder->num_stds) || (i == STD_INVALID))
 		return -EINVAL;
 
-	err = tvp514x_write_reg(decoder->client, REG_VIDEO_STD,
+	err = tvp514x_write_reg(sd, REG_VIDEO_STD,
 				decoder->std_list[i].video_std);
 	if (err)
 		return err;
@@ -588,24 +611,26 @@ static int ioctl_s_std(struct v4l2_int_device *s, v4l2_std_id *std_id)
 	decoder->tvp514x_regs[REG_VIDEO_STD].val =
 		decoder->std_list[i].video_std;
 
-	v4l_dbg(1, debug, decoder->client, "Standard set to: %s",
+	v4l2_dbg(1, debug, sd, "Standard set to: %s",
 			decoder->std_list[i].standard.name);
 	return 0;
 }
 
 /**
- * ioctl_s_routing - V4L2 decoder interface handler for VIDIOC_S_INPUT ioctl
- * @s: pointer to standard V4L2 device structure
- * @index: number of the input
+ * tvp514x_s_routing() - V4L2 decoder interface handler for s_routing
+ * @sd: pointer to standard V4L2 sub-device structure
+ * @input: input selector for routing the signal
+ * @output: output selector for routing the signal
+ * @config: config value. Not used
  *
  * If index is valid, selects the requested input. Otherwise, returns -EINVAL if
  * the input is not supported or there is no active signal present in the
  * selected input.
  */
-static int ioctl_s_routing(struct v4l2_int_device *s,
-				struct v4l2_routing *route)
+static int tvp514x_s_routing(struct v4l2_subdev *sd,
+				u32 input, u32 output, u32 config)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	int err;
 	enum tvp514x_input input_sel;
 	enum tvp514x_output output_sel;
@@ -613,20 +638,21 @@ static int ioctl_s_routing(struct v4l2_int_device *s,
 	u8 sync_lock_status, lock_mask;
 	int try_count = LOCK_RETRY_COUNT;
 
-	if ((!route) || (route->input >= INPUT_INVALID) ||
-			(route->output >= OUTPUT_INVALID))
-		return -EINVAL;	/* Index out of bound */
+	if ((input >= INPUT_INVALID) ||
+			(output >= OUTPUT_INVALID))
+		/* Index out of bound */
+		return -EINVAL;
 
-	input_sel = route->input;
-	output_sel = route->output;
+	input_sel = input;
+	output_sel = output;
 
-	err = tvp514x_write_reg(decoder->client, REG_INPUT_SEL, input_sel);
+	err = tvp514x_write_reg(sd, REG_INPUT_SEL, input_sel);
 	if (err)
 		return err;
 
-	output_sel |= tvp514x_read_reg(decoder->client,
+	output_sel |= tvp514x_read_reg(sd,
 			REG_OUTPUT_FORMATTER1) & 0x7;
-	err = tvp514x_write_reg(decoder->client, REG_OUTPUT_FORMATTER1,
+	err = tvp514x_write_reg(sd, REG_OUTPUT_FORMATTER1,
 			output_sel);
 	if (err)
 		return err;
@@ -637,7 +663,7 @@ static int ioctl_s_routing(struct v4l2_int_device *s,
 	/* Clear status */
 	msleep(LOCK_RETRY_DELAY);
 	err =
-	    tvp514x_write_reg(decoder->client, REG_CLEAR_LOST_LOCK, 0x01);
+	    tvp514x_write_reg(sd, REG_CLEAR_LOST_LOCK, 0x01);
 	if (err)
 		return err;
 
@@ -672,7 +698,7 @@ static int ioctl_s_routing(struct v4l2_int_device *s,
 		lock_mask = STATUS_HORZ_SYNC_LOCK_BIT |
 			STATUS_VIRT_SYNC_LOCK_BIT;
 		break;
-	/*Need to add other interfaces*/
+	/* Need to add other interfaces*/
 	default:
 		return -EINVAL;
 	}
@@ -682,42 +708,41 @@ static int ioctl_s_routing(struct v4l2_int_device *s,
 		msleep(LOCK_RETRY_DELAY);
 
 		/* get the current standard for future reference */
-		current_std = tvp514x_get_current_std(decoder);
+		current_std = tvp514x_get_current_std(sd);
 		if (current_std == STD_INVALID)
 			continue;
 
-		sync_lock_status = tvp514x_read_reg(decoder->client,
+		sync_lock_status = tvp514x_read_reg(sd,
 				REG_STATUS1);
 		if (lock_mask == (sync_lock_status & lock_mask))
-			break;	/* Input detected */
+			/* Input detected */
+			break;
 	}
 
 	if ((current_std == STD_INVALID) || (try_count < 0))
 		return -EINVAL;
 
 	decoder->current_std = current_std;
-	decoder->route.input = route->input;
-	decoder->route.output = route->output;
+	decoder->input = input;
+	decoder->output = output;
 
-	v4l_dbg(1, debug, decoder->client,
-			"Input set to: %d, std : %d",
+	v4l2_dbg(1, debug, sd, "Input set to: %d, std : %d",
 			input_sel, current_std);
 
 	return 0;
 }
 
 /**
- * ioctl_queryctrl - V4L2 decoder interface handler for VIDIOC_QUERYCTRL ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_queryctrl() - V4L2 decoder interface handler for queryctrl
+ * @sd: pointer to standard V4L2 sub-device structure
  * @qctrl: standard V4L2 v4l2_queryctrl structure
  *
  * If the requested control is supported, returns the control information.
  * Otherwise, returns -EINVAL if the control is not supported.
  */
 static int
-ioctl_queryctrl(struct v4l2_int_device *s, struct v4l2_queryctrl *qctrl)
+tvp514x_queryctrl(struct v4l2_subdev *sd, struct v4l2_queryctrl *qctrl)
 {
-	struct tvp514x_decoder *decoder = s->priv;
 	int err = -EINVAL;
 
 	if (qctrl == NULL)
@@ -725,13 +750,13 @@ ioctl_queryctrl(struct v4l2_int_device *s, struct v4l2_queryctrl *qctrl)
 
 	switch (qctrl->id) {
 	case V4L2_CID_BRIGHTNESS:
-		/* Brightness supported is (0-255),
-		 */
+		/* Brightness supported is (0-255), */
 		err = v4l2_ctrl_query_fill(qctrl, 0, 255, 1, 128);
 		break;
 	case V4L2_CID_CONTRAST:
 	case V4L2_CID_SATURATION:
-		/* Saturation and Contrast supported is -
+		/**
+		 * Saturation and Contrast supported is -
 		 *	Contrast: 0 - 255 (Default - 128)
 		 *	Saturation: 0 - 255 (Default - 128)
 		 */
@@ -744,30 +769,27 @@ ioctl_queryctrl(struct v4l2_int_device *s, struct v4l2_queryctrl *qctrl)
 		err = v4l2_ctrl_query_fill(qctrl, -180, 180, 180, 0);
 		break;
 	case V4L2_CID_AUTOGAIN:
-		/* Autogain is either 0 or 1*/
-		memcpy(qctrl, &tvp514x_autogain_ctrl,
-				sizeof(struct v4l2_queryctrl));
-		err = 0;
+		/**
+		 * Auto Gain supported is -
+		 * 	0 - 1 (Default - 1)
+		 */
+		err = v4l2_ctrl_query_fill(qctrl, 0, 1, 1, 1);
 		break;
 	default:
-		v4l_err(decoder->client,
-			"invalid control id %d\n", qctrl->id);
+		v4l2_err(sd, "invalid control id %d\n", qctrl->id);
 		return err;
 	}
 
-	v4l_dbg(1, debug, decoder->client,
-			"Query Control: %s : Min - %d, Max - %d, Def - %d",
-			qctrl->name,
-			qctrl->minimum,
-			qctrl->maximum,
+	v4l2_dbg(1, debug, sd, "Query Control:%s: Min - %d, Max - %d, Def - %d",
+			qctrl->name, qctrl->minimum, qctrl->maximum,
 			qctrl->default_value);
 
 	return err;
 }
 
 /**
- * ioctl_g_ctrl - V4L2 decoder interface handler for VIDIOC_G_CTRL ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_g_ctrl() - V4L2 decoder interface handler for g_ctrl
+ * @sd: pointer to standard V4L2 sub-device structure
  * @ctrl: pointer to v4l2_control structure
  *
  * If the requested control is supported, returns the control's current
@@ -775,9 +797,9 @@ ioctl_queryctrl(struct v4l2_int_device *s, struct v4l2_queryctrl *qctrl)
  * supported.
  */
 static int
-ioctl_g_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
+tvp514x_g_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 
 	if (ctrl == NULL)
 		return -EINVAL;
@@ -811,74 +833,70 @@ ioctl_g_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
 
 		break;
 	default:
-		v4l_err(decoder->client,
-			"invalid control id %d\n", ctrl->id);
+		v4l2_err(sd, "invalid control id %d\n", ctrl->id);
 		return -EINVAL;
 	}
 
-	v4l_dbg(1, debug, decoder->client,
-			"Get Control: ID - %d - %d",
+	v4l2_dbg(1, debug, sd, "Get Control: ID - %d - %d",
 			ctrl->id, ctrl->value);
 	return 0;
 }
 
 /**
- * ioctl_s_ctrl - V4L2 decoder interface handler for VIDIOC_S_CTRL ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_s_ctrl() - V4L2 decoder interface handler for s_ctrl
+ * @sd: pointer to standard V4L2 sub-device structure
  * @ctrl: pointer to v4l2_control structure
  *
  * If the requested control is supported, sets the control's current
  * value in HW. Otherwise, returns -EINVAL if the control is not supported.
  */
 static int
-ioctl_s_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
+tvp514x_s_ctrl(struct v4l2_subdev *sd, struct v4l2_control *ctrl)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	int err = -EINVAL, value;
 
 	if (ctrl == NULL)
 		return err;
 
-	value = (__s32) ctrl->value;
+	value = ctrl->value;
 
 	switch (ctrl->id) {
 	case V4L2_CID_BRIGHTNESS:
 		if (ctrl->value < 0 || ctrl->value > 255) {
-			v4l_err(decoder->client,
-					"invalid brightness setting %d\n",
+			v4l2_err(sd, "invalid brightness setting %d\n",
 					ctrl->value);
 			return -ERANGE;
 		}
-		err = tvp514x_write_reg(decoder->client, REG_BRIGHTNESS,
+		err = tvp514x_write_reg(sd, REG_BRIGHTNESS,
 				value);
 		if (err)
 			return err;
+
 		decoder->tvp514x_regs[REG_BRIGHTNESS].val = value;
 		break;
 	case V4L2_CID_CONTRAST:
 		if (ctrl->value < 0 || ctrl->value > 255) {
-			v4l_err(decoder->client,
-					"invalid contrast setting %d\n",
+			v4l2_err(sd, "invalid contrast setting %d\n",
 					ctrl->value);
 			return -ERANGE;
 		}
-		err = tvp514x_write_reg(decoder->client, REG_CONTRAST,
-				value);
+		err = tvp514x_write_reg(sd, REG_CONTRAST, value);
 		if (err)
 			return err;
+
 		decoder->tvp514x_regs[REG_CONTRAST].val = value;
 		break;
 	case V4L2_CID_SATURATION:
 		if (ctrl->value < 0 || ctrl->value > 255) {
-			v4l_err(decoder->client,
-					"invalid saturation setting %d\n",
+			v4l2_err(sd, "invalid saturation setting %d\n",
 					ctrl->value);
 			return -ERANGE;
 		}
-		err = tvp514x_write_reg(decoder->client, REG_SATURATION,
-				value);
+		err = tvp514x_write_reg(sd, REG_SATURATION, value);
 		if (err)
 			return err;
+
 		decoder->tvp514x_regs[REG_SATURATION].val = value;
 		break;
 	case V4L2_CID_HUE:
@@ -889,15 +907,13 @@ ioctl_s_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
 		else if (value == 0)
 			value = 0;
 		else {
-			v4l_err(decoder->client,
-					"invalid hue setting %d\n",
-					ctrl->value);
+			v4l2_err(sd, "invalid hue setting %d\n", ctrl->value);
 			return -ERANGE;
 		}
-		err = tvp514x_write_reg(decoder->client, REG_HUE,
-				value);
+		err = tvp514x_write_reg(sd, REG_HUE, value);
 		if (err)
 			return err;
+
 		decoder->tvp514x_regs[REG_HUE].val = value;
 		break;
 	case V4L2_CID_AUTOGAIN:
@@ -906,41 +922,38 @@ ioctl_s_ctrl(struct v4l2_int_device *s, struct v4l2_control *ctrl)
 		else if (value == 0)
 			value = 0x0C;
 		else {
-			v4l_err(decoder->client,
-					"invalid auto gain setting %d\n",
+			v4l2_err(sd, "invalid auto gain setting %d\n",
 					ctrl->value);
 			return -ERANGE;
 		}
-		err = tvp514x_write_reg(decoder->client, REG_AFE_GAIN_CTRL,
-				value);
+		err = tvp514x_write_reg(sd, REG_AFE_GAIN_CTRL, value);
 		if (err)
 			return err;
+
 		decoder->tvp514x_regs[REG_AFE_GAIN_CTRL].val = value;
 		break;
 	default:
-		v4l_err(decoder->client,
-			"invalid control id %d\n", ctrl->id);
+		v4l2_err(sd, "invalid control id %d\n", ctrl->id);
 		return err;
 	}
 
-	v4l_dbg(1, debug, decoder->client,
-			"Set Control: ID - %d - %d",
+	v4l2_dbg(1, debug, sd, "Set Control: ID - %d - %d",
 			ctrl->id, ctrl->value);
 
 	return err;
 }
 
 /**
- * ioctl_enum_fmt_cap - Implement the CAPTURE buffer VIDIOC_ENUM_FMT ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_enum_fmt_cap() - V4L2 decoder interface handler for enum_fmt
+ * @sd: pointer to standard V4L2 sub-device structure
  * @fmt: standard V4L2 VIDIOC_ENUM_FMT ioctl structure
  *
  * Implement the VIDIOC_ENUM_FMT ioctl to enumerate supported formats
  */
 static int
-ioctl_enum_fmt_cap(struct v4l2_int_device *s, struct v4l2_fmtdesc *fmt)
+tvp514x_enum_fmt_cap(struct v4l2_subdev *sd, struct v4l2_fmtdesc *fmt)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	int index;
 
 	if (fmt == NULL)
@@ -948,24 +961,25 @@ ioctl_enum_fmt_cap(struct v4l2_int_device *s, struct v4l2_fmtdesc *fmt)
 
 	index = fmt->index;
 	if ((index >= decoder->num_fmts) || (index < 0))
-		return -EINVAL;	/* Index out of bound */
+		/* Index out of bound */
+		return -EINVAL;
 
 	if (fmt->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;	/* only capture is supported */
+		/* only capture is supported */
+		return -EINVAL;
 
 	memcpy(fmt, &decoder->fmt_list[index],
 		sizeof(struct v4l2_fmtdesc));
 
-	v4l_dbg(1, debug, decoder->client,
-			"Current FMT: index - %d (%s)",
+	v4l2_dbg(1, debug, sd, "Current FMT: index - %d (%s)",
 			decoder->fmt_list[index].index,
 			decoder->fmt_list[index].description);
 	return 0;
 }
 
 /**
- * ioctl_try_fmt_cap - Implement the CAPTURE buffer VIDIOC_TRY_FMT ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_try_fmt_cap() - V4L2 decoder interface handler for try_fmt
+ * @sd: pointer to standard V4L2 sub-device structure
  * @f: pointer to standard V4L2 VIDIOC_TRY_FMT ioctl structure
  *
  * Implement the VIDIOC_TRY_FMT ioctl for the CAPTURE buffer type. This
@@ -973,9 +987,9 @@ ioctl_enum_fmt_cap(struct v4l2_int_device *s, struct v4l2_fmtdesc *fmt)
  * without actually making it take effect.
  */
 static int
-ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
+tvp514x_try_fmt_cap(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	int ifmt;
 	struct v4l2_pix_format *pix;
 	enum tvp514x_std current_std;
@@ -984,12 +998,13 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 		return -EINVAL;
 
 	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		/* only capture is supported */
 		f->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
 	pix = &f->fmt.pix;
 
 	/* Calculate height and width based on current standard */
-	current_std = tvp514x_get_current_std(decoder);
+	current_std = tvp514x_get_current_std(sd);
 	if (current_std == STD_INVALID)
 		return -EINVAL;
 
@@ -1003,7 +1018,8 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 			break;
 	}
 	if (ifmt == decoder->num_fmts)
-		ifmt = 0;	/* None of the format matched, select default */
+		/* None of the format matched, select default */
+		ifmt = 0;
 	pix->pixelformat = decoder->fmt_list[ifmt].pixelformat;
 
 	pix->field = V4L2_FIELD_INTERLACED;
@@ -1012,8 +1028,7 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 	pix->colorspace = V4L2_COLORSPACE_SMPTE170M;
 	pix->priv = 0;
 
-	v4l_dbg(1, debug, decoder->client,
-			"Try FMT: pixelformat - %s, bytesperline - %d"
+	v4l2_dbg(1, debug, sd, "Try FMT: pixelformat - %s, bytesperline - %d"
 			"Width - %d, Height - %d",
 			decoder->fmt_list[ifmt].description, pix->bytesperline,
 			pix->width, pix->height);
@@ -1021,8 +1036,8 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 }
 
 /**
- * ioctl_s_fmt_cap - V4L2 decoder interface handler for VIDIOC_S_FMT ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_s_fmt_cap() - V4L2 decoder interface handler for s_fmt
+ * @sd: pointer to standard V4L2 sub-device structure
  * @f: pointer to standard V4L2 VIDIOC_S_FMT ioctl structure
  *
  * If the requested format is supported, configures the HW to use that
@@ -1030,9 +1045,9 @@ ioctl_try_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
  * correctly configured.
  */
 static int
-ioctl_s_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
+tvp514x_s_fmt_cap(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	struct v4l2_pix_format *pix;
 	int rval;
 
@@ -1040,10 +1055,11 @@ ioctl_s_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 		return -EINVAL;
 
 	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;	/* only capture is supported */
+		/* only capture is supported */
+		return -EINVAL;
 
 	pix = &f->fmt.pix;
-	rval = ioctl_try_fmt_cap(s, f);
+	rval = tvp514x_try_fmt_cap(sd, f);
 	if (rval)
 		return rval;
 
@@ -1053,28 +1069,28 @@ ioctl_s_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 }
 
 /**
- * ioctl_g_fmt_cap - V4L2 decoder interface handler for ioctl_g_fmt_cap
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_g_fmt_cap() - V4L2 decoder interface handler for tvp514x_g_fmt_cap
+ * @sd: pointer to standard V4L2 sub-device structure
  * @f: pointer to standard V4L2 v4l2_format structure
  *
  * Returns the decoder's current pixel format in the v4l2_format
  * parameter.
  */
 static int
-ioctl_g_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
+tvp514x_g_fmt_cap(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 
 	if (f == NULL)
 		return -EINVAL;
 
 	if (f->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;	/* only capture is supported */
+		/* only capture is supported */
+		return -EINVAL;
 
 	f->fmt.pix = decoder->pix;
 
-	v4l_dbg(1, debug, decoder->client,
-			"Current FMT: bytesperline - %d"
+	v4l2_dbg(1, debug, sd, "Current FMT: bytesperline - %d"
 			"Width - %d, Height - %d",
 			decoder->pix.bytesperline,
 			decoder->pix.width, decoder->pix.height);
@@ -1082,16 +1098,16 @@ ioctl_g_fmt_cap(struct v4l2_int_device *s, struct v4l2_format *f)
 }
 
 /**
- * ioctl_g_parm - V4L2 decoder interface handler for VIDIOC_G_PARM ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_g_parm() - V4L2 decoder interface handler for g_parm
+ * @sd: pointer to standard V4L2 sub-device structure
  * @a: pointer to standard V4L2 VIDIOC_G_PARM ioctl structure
  *
  * Returns the decoder's video CAPTURE parameters.
  */
 static int
-ioctl_g_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
+tvp514x_g_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	struct v4l2_captureparm *cparm;
 	enum tvp514x_std current_std;
 
@@ -1099,13 +1115,14 @@ ioctl_g_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 		return -EINVAL;
 
 	if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;	/* only capture is supported */
+		/* only capture is supported */
+		return -EINVAL;
 
 	memset(a, 0, sizeof(*a));
 	a->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 
 	/* get the current standard */
-	current_std = tvp514x_get_current_std(decoder);
+	current_std = tvp514x_get_current_std(sd);
 	if (current_std == STD_INVALID)
 		return -EINVAL;
 
@@ -1120,17 +1137,17 @@ ioctl_g_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 }
 
 /**
- * ioctl_s_parm - V4L2 decoder interface handler for VIDIOC_S_PARM ioctl
- * @s: pointer to standard V4L2 device structure
+ * tvp514x_s_parm() - V4L2 decoder interface handler for s_parm
+ * @sd: pointer to standard V4L2 sub-device structure
  * @a: pointer to standard V4L2 VIDIOC_S_PARM ioctl structure
  *
  * Configures the decoder to use the input parameters, if possible. If
  * not possible, returns the appropriate error code.
  */
 static int
-ioctl_s_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
+tvp514x_s_parm(struct v4l2_subdev *sd, struct v4l2_streamparm *a)
 {
-	struct tvp514x_decoder *decoder = s->priv;
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 	struct v4l2_fract *timeperframe;
 	enum tvp514x_std current_std;
 
@@ -1138,12 +1155,13 @@ ioctl_s_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 		return -EINVAL;
 
 	if (a->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
-		return -EINVAL;	/* only capture is supported */
+		/* only capture is supported */
+		return -EINVAL;
 
 	timeperframe = &a->parm.capture.timeperframe;
 
 	/* get the current standard */
-	current_std = tvp514x_get_current_std(decoder);
+	current_std = tvp514x_get_current_std(sd);
 	if (current_std == STD_INVALID)
 		return -EINVAL;
 
@@ -1156,111 +1174,58 @@ ioctl_s_parm(struct v4l2_int_device *s, struct v4l2_streamparm *a)
 }
 
 /**
- * ioctl_g_ifparm - V4L2 decoder interface handler for vidioc_int_g_ifparm_num
- * @s: pointer to standard V4L2 device structure
- * @p: pointer to standard V4L2 vidioc_int_g_ifparm_num ioctl structure
- *
- * Gets slave interface parameters.
- * Calculates the required xclk value to support the requested
- * clock parameters in p. This value is returned in the p
- * parameter.
- */
-static int ioctl_g_ifparm(struct v4l2_int_device *s, struct v4l2_ifparm *p)
-{
-	struct tvp514x_decoder *decoder = s->priv;
-	int rval;
-
-	if (p == NULL)
-		return -EINVAL;
-
-	if (NULL == decoder->pdata->ifparm)
-		return -EINVAL;
-
-	rval = decoder->pdata->ifparm(p);
-	if (rval) {
-		v4l_err(decoder->client, "g_ifparm.Err[%d]\n", rval);
-		return rval;
-	}
-
-	p->u.bt656.clock_curr = TVP514X_XCLK_BT656;
-
-	return 0;
-}
-
-/**
- * ioctl_g_priv - V4L2 decoder interface handler for vidioc_int_g_priv_num
- * @s: pointer to standard V4L2 device structure
- * @p: void pointer to hold decoder's private data address
- *
- * Returns device's (decoder's) private data area address in p parameter
- */
-static int ioctl_g_priv(struct v4l2_int_device *s, void *p)
-{
-	struct tvp514x_decoder *decoder = s->priv;
-
-	if (NULL == decoder->pdata->priv_data_set)
-		return -EINVAL;
-
-	return decoder->pdata->priv_data_set(p);
-}
-
-/**
- * ioctl_s_power - V4L2 decoder interface handler for vidioc_int_s_power_num
- * @s: pointer to standard V4L2 device structure
- * @on: power state to which device is to be set
+ * tvp514x_s_stream() - V4L2 decoder i/f handler for s_stream
+ * @sd: pointer to standard V4L2 sub-device structure
+ * @enable: streaming enable or disable
  *
- * Sets devices power state to requrested state, if possible.
+ * Sets streaming to enable or disable, if possible.
  */
-static int ioctl_s_power(struct v4l2_int_device *s, enum v4l2_power on)
+static int tvp514x_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct tvp514x_decoder *decoder = s->priv;
 	int err = 0;
+	struct i2c_client *client = v4l2_get_subdevdata(sd);
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 
-	switch (on) {
-	case V4L2_POWER_OFF:
-		/* Power Down Sequence */
-		err =
-		    tvp514x_write_reg(decoder->client, REG_OPERATION_MODE,
-					0x01);
-		/* Disable mux for TVP5146/47 decoder data path */
-		if (decoder->pdata->power_set)
-			err |= decoder->pdata->power_set(on);
-		decoder->state = STATE_NOT_DETECTED;
-		break;
+	if (decoder->streaming == enable)
+		return 0;
 
-	case V4L2_POWER_STANDBY:
-		if (decoder->pdata->power_set)
-			err = decoder->pdata->power_set(on);
+	switch (enable) {
+	case 0:
+	{
+		/* Power Down Sequence */
+		err = tvp514x_write_reg(sd, REG_OPERATION_MODE, 0x01);
+		if (err) {
+			v4l2_err(sd, "Unable to turn off decoder\n");
+			return err;
+		}
+		decoder->streaming = enable;
 		break;
+	}
+	case 1:
+	{
+		struct tvp514x_reg *int_seq = (struct tvp514x_reg *)
+				client->driver->id_table->driver_data;
 
-	case V4L2_POWER_ON:
-		/* Enable mux for TVP5146/47 decoder data path */
-		if ((decoder->pdata->power_set) &&
-				(decoder->state == STATE_NOT_DETECTED)) {
-			int i;
-			struct tvp514x_init_seq *int_seq =
-				(struct tvp514x_init_seq *)
-				decoder->id->driver_data;
-
-			err = decoder->pdata->power_set(on);
-
-			/* Power Up Sequence */
-			for (i = 0; i < int_seq->no_regs; i++) {
-				err |= tvp514x_write_reg(decoder->client,
-						int_seq->init_reg_seq[i].reg,
-						int_seq->init_reg_seq[i].val);
-			}
-			/* Detect the sensor is not already detected */
-			err |= tvp514x_detect(decoder);
-			if (err) {
-				v4l_err(decoder->client,
-						"Unable to detect decoder\n");
-				return err;
-			}
+		/* Power Up Sequence */
+		err = tvp514x_write_regs(sd, int_seq);
+		if (err) {
+			v4l2_err(sd, "Unable to turn on decoder\n");
+			return err;
 		}
-		err |= tvp514x_configure(decoder);
+		/* Detect if not already detected */
+		err = tvp514x_detect(sd, decoder);
+		if (err) {
+			v4l2_err(sd, "Unable to detect decoder\n");
+			return err;
+		}
+		err = tvp514x_configure(sd, decoder);
+		if (err) {
+			v4l2_err(sd, "Unable to configure decoder\n");
+			return err;
+		}
+		decoder->streaming = enable;
 		break;
-
+	}
 	default:
 		err = -ENODEV;
 		break;
@@ -1269,93 +1234,38 @@ static int ioctl_s_power(struct v4l2_int_device *s, enum v4l2_power on)
 	return err;
 }
 
-/**
- * ioctl_init - V4L2 decoder interface handler for VIDIOC_INT_INIT
- * @s: pointer to standard V4L2 device structure
- *
- * Initialize the decoder device (calls tvp514x_configure())
- */
-static int ioctl_init(struct v4l2_int_device *s)
-{
-	struct tvp514x_decoder *decoder = s->priv;
-
-	/* Set default standard to auto */
-	decoder->tvp514x_regs[REG_VIDEO_STD].val =
-	    VIDEO_STD_AUTO_SWITCH_BIT;
-
-	return tvp514x_configure(decoder);
-}
-
-/**
- * ioctl_dev_exit - V4L2 decoder interface handler for vidioc_int_dev_exit_num
- * @s: pointer to standard V4L2 device structure
- *
- * Delinitialise the dev. at slave detach. The complement of ioctl_dev_init.
- */
-static int ioctl_dev_exit(struct v4l2_int_device *s)
-{
-	return 0;
-}
-
-/**
- * ioctl_dev_init - V4L2 decoder interface handler for vidioc_int_dev_init_num
- * @s: pointer to standard V4L2 device structure
- *
- * Initialise the device when slave attaches to the master. Returns 0 if
- * TVP5146/47 device could be found, otherwise returns appropriate error.
- */
-static int ioctl_dev_init(struct v4l2_int_device *s)
-{
-	struct tvp514x_decoder *decoder = s->priv;
-	int err;
-
-	err = tvp514x_detect(decoder);
-	if (err < 0) {
-		v4l_err(decoder->client,
-			"Unable to detect decoder\n");
-		return err;
-	}
-
-	v4l_info(decoder->client,
-		 "chip version 0x%.2x detected\n", decoder->ver);
+static const struct v4l2_subdev_core_ops tvp514x_core_ops = {
+	.queryctrl = tvp514x_queryctrl,
+	.g_ctrl = tvp514x_g_ctrl,
+	.s_ctrl = tvp514x_s_ctrl,
+	.s_std = tvp514x_s_std,
+};
 
-	return 0;
-}
+static const struct v4l2_subdev_video_ops tvp514x_video_ops = {
+	.s_routing = tvp514x_s_routing,
+	.querystd = tvp514x_querystd,
+	.enum_fmt = tvp514x_enum_fmt_cap,
+	.g_fmt = tvp514x_g_fmt_cap,
+	.try_fmt = tvp514x_try_fmt_cap,
+	.s_fmt = tvp514x_s_fmt_cap,
+	.g_parm = tvp514x_g_parm,
+	.s_parm = tvp514x_s_parm,
+	.s_stream = tvp514x_s_stream,
+};
 
-static struct v4l2_int_ioctl_desc tvp514x_ioctl_desc[] = {
-	{vidioc_int_dev_init_num, (v4l2_int_ioctl_func*) ioctl_dev_init},
-	{vidioc_int_dev_exit_num, (v4l2_int_ioctl_func*) ioctl_dev_exit},
-	{vidioc_int_s_power_num, (v4l2_int_ioctl_func*) ioctl_s_power},
-	{vidioc_int_g_priv_num, (v4l2_int_ioctl_func*) ioctl_g_priv},
-	{vidioc_int_g_ifparm_num, (v4l2_int_ioctl_func*) ioctl_g_ifparm},
-	{vidioc_int_init_num, (v4l2_int_ioctl_func*) ioctl_init},
-	{vidioc_int_enum_fmt_cap_num,
-	 (v4l2_int_ioctl_func *) ioctl_enum_fmt_cap},
-	{vidioc_int_try_fmt_cap_num,
-	 (v4l2_int_ioctl_func *) ioctl_try_fmt_cap},
-	{vidioc_int_g_fmt_cap_num,
-	 (v4l2_int_ioctl_func *) ioctl_g_fmt_cap},
-	{vidioc_int_s_fmt_cap_num,
-	 (v4l2_int_ioctl_func *) ioctl_s_fmt_cap},
-	{vidioc_int_g_parm_num, (v4l2_int_ioctl_func *) ioctl_g_parm},
-	{vidioc_int_s_parm_num, (v4l2_int_ioctl_func *) ioctl_s_parm},
-	{vidioc_int_queryctrl_num,
-	 (v4l2_int_ioctl_func *) ioctl_queryctrl},
-	{vidioc_int_g_ctrl_num, (v4l2_int_ioctl_func *) ioctl_g_ctrl},
-	{vidioc_int_s_ctrl_num, (v4l2_int_ioctl_func *) ioctl_s_ctrl},
-	{vidioc_int_querystd_num, (v4l2_int_ioctl_func *) ioctl_querystd},
-	{vidioc_int_s_std_num, (v4l2_int_ioctl_func *) ioctl_s_std},
-	{vidioc_int_s_video_routing_num,
-		(v4l2_int_ioctl_func *) ioctl_s_routing},
+static const struct v4l2_subdev_ops tvp514x_ops = {
+	.core = &tvp514x_core_ops,
+	.video = &tvp514x_video_ops,
 };
 
 static struct tvp514x_decoder tvp514x_dev = {
-	.state = STATE_NOT_DETECTED,
+	.streaming = 0,
 
 	.fmt_list = tvp514x_fmt_list,
 	.num_fmts = ARRAY_SIZE(tvp514x_fmt_list),
 
-	.pix = {		/* Default to NTSC 8-bit YUV 422 */
+	.pix = {
+		/* Default to NTSC 8-bit YUV 422 */
 		.width = NTSC_NUM_ACTIVE_PIXELS,
 		.height = NTSC_NUM_ACTIVE_LINES,
 		.pixelformat = V4L2_PIX_FMT_UYVY,
@@ -1369,20 +1279,13 @@ static struct tvp514x_decoder tvp514x_dev = {
 	.current_std = STD_NTSC_MJ,
 	.std_list = tvp514x_std_list,
 	.num_stds = ARRAY_SIZE(tvp514x_std_list),
-	.v4l2_int_device = {
-		.module = THIS_MODULE,
-		.name = TVP514X_MODULE_NAME,
-		.type = v4l2_int_type_slave,
-	},
-	.tvp514x_slave = {
-		.ioctls = tvp514x_ioctl_desc,
-		.num_ioctls = ARRAY_SIZE(tvp514x_ioctl_desc),
-	},
+
 };
 
 /**
- * tvp514x_probe - decoder driver i2c probe handler
+ * tvp514x_probe() - decoder driver i2c probe handler
  * @client: i2c driver client device structure
+ * @id: i2c driver id table
  *
  * Register decoder as an i2c client device and V4L2
  * device.
@@ -1391,88 +1294,71 @@ static int
 tvp514x_probe(struct i2c_client *client, const struct i2c_device_id *id)
 {
 	struct tvp514x_decoder *decoder;
-	int err;
+	struct v4l2_subdev *sd;
 
 	/* Check if the adapter supports the needed features */
 	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
 		return -EIO;
 
+	if (!client->dev.platform_data) {
+		v4l2_err(client, "No platform data!!\n");
+		return -ENODEV;
+	}
+
 	decoder = kzalloc(sizeof(*decoder), GFP_KERNEL);
 	if (!decoder)
 		return -ENOMEM;
 
-	if (!client->dev.platform_data) {
-		v4l_err(client, "No platform data!!\n");
-		err = -ENODEV;
-		goto out_free;
-	}
-
+	/* Initialize the tvp514x_decoder with default configuration */
 	*decoder = tvp514x_dev;
-	decoder->v4l2_int_device.priv = decoder;
-	decoder->pdata = client->dev.platform_data;
-	decoder->v4l2_int_device.u.slave = &decoder->tvp514x_slave;
+	/* Copy default register configuration */
 	memcpy(decoder->tvp514x_regs, tvp514x_reg_list_default,
 			sizeof(tvp514x_reg_list_default));
-	/*
+
+	/* Copy board specific information here */
+	decoder->pdata = client->dev.platform_data;
+
+	/**
 	 * Fetch platform specific data, and configure the
 	 * tvp514x_reg_list[] accordingly. Since this is one
 	 * time configuration, no need to preserve.
 	 */
 	decoder->tvp514x_regs[REG_OUTPUT_FORMATTER2].val |=
-			(decoder->pdata->clk_polarity << 1);
+		(decoder->pdata->clk_polarity << 1);
 	decoder->tvp514x_regs[REG_SYNC_CONTROL].val |=
-			((decoder->pdata->hs_polarity << 2) |
-			(decoder->pdata->vs_polarity << 3));
-	/*
-	 * Save the id data, required for power up sequence
-	 */
-	decoder->id = (struct i2c_device_id *)id;
-	/* Attach to Master */
-	strcpy(decoder->v4l2_int_device.u.slave->attach_to,
-			decoder->pdata->master);
-	decoder->client = client;
-	i2c_set_clientdata(client, decoder);
+		((decoder->pdata->hs_polarity << 2) |
+		 (decoder->pdata->vs_polarity << 3));
+	/* Set default standard to auto */
+	decoder->tvp514x_regs[REG_VIDEO_STD].val =
+		VIDEO_STD_AUTO_SWITCH_BIT;
 
 	/* Register with V4L2 layer as slave device */
-	err = v4l2_int_device_register(&decoder->v4l2_int_device);
-	if (err) {
-		i2c_set_clientdata(client, NULL);
-		v4l_err(client,
-			"Unable to register to v4l2. Err[%d]\n", err);
-		goto out_free;
-
-	} else
-		v4l_info(client, "Registered to v4l2 master %s!!\n",
-				decoder->pdata->master);
+	sd = &decoder->sd;
+	v4l2_i2c_subdev_init(sd, client, &tvp514x_ops);
+
+	v4l2_info(sd, "%s decoder driver registered !!\n", sd->name);
+
 	return 0;
 
-out_free:
-	kfree(decoder);
-	return err;
 }
 
 /**
- * tvp514x_remove - decoder driver i2c remove handler
+ * tvp514x_remove() - decoder driver i2c remove handler
  * @client: i2c driver client device structure
  *
  * Unregister decoder as an i2c client device and V4L2
  * device. Complement of tvp514x_probe().
  */
-static int __exit tvp514x_remove(struct i2c_client *client)
+static int tvp514x_remove(struct i2c_client *client)
 {
-	struct tvp514x_decoder *decoder = i2c_get_clientdata(client);
-
-	if (!client->adapter)
-		return -ENODEV;	/* our client isn't attached */
+	struct v4l2_subdev *sd = i2c_get_clientdata(client);
+	struct tvp514x_decoder *decoder = to_decoder(sd);
 
-	v4l2_int_device_unregister(&decoder->v4l2_int_device);
-	i2c_set_clientdata(client, NULL);
+	v4l2_device_unregister_subdev(sd);
 	kfree(decoder);
 	return 0;
 }
-/*
- * TVP5146 Init/Power on Sequence
- */
+/* TVP5146 Init/Power on Sequence */
 static const struct tvp514x_reg tvp5146_init_reg_seq[] = {
 	{TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x02},
 	{TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00},
@@ -1485,14 +1371,10 @@ static const struct tvp514x_reg tvp5146_init_reg_seq[] = {
 	{TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x00},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x01},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x00},
+	{TOK_TERM, 0, 0},
 };
-static const struct tvp514x_init_seq tvp5146_init = {
-	.no_regs = ARRAY_SIZE(tvp5146_init_reg_seq),
-	.init_reg_seq = tvp5146_init_reg_seq,
-};
-/*
- * TVP5147 Init/Power on Sequence
- */
+
+/* TVP5147 Init/Power on Sequence */
 static const struct tvp514x_reg tvp5147_init_reg_seq[] =	{
 	{TOK_WRITE, REG_VBUS_ADDRESS_ACCESS1, 0x02},
 	{TOK_WRITE, REG_VBUS_ADDRESS_ACCESS2, 0x00},
@@ -1512,71 +1394,51 @@ static const struct tvp514x_reg tvp5147_init_reg_seq[] =	{
 	{TOK_WRITE, REG_VBUS_DATA_ACCESS_NO_VBUS_ADDR_INCR, 0x00},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x01},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x00},
+	{TOK_TERM, 0, 0},
 };
-static const struct tvp514x_init_seq tvp5147_init = {
-	.no_regs = ARRAY_SIZE(tvp5147_init_reg_seq),
-	.init_reg_seq = tvp5147_init_reg_seq,
-};
-/*
- * TVP5146M2/TVP5147M1 Init/Power on Sequence
- */
+
+/* TVP5146M2/TVP5147M1 Init/Power on Sequence */
 static const struct tvp514x_reg tvp514xm_init_reg_seq[] = {
 	{TOK_WRITE, REG_OPERATION_MODE, 0x01},
 	{TOK_WRITE, REG_OPERATION_MODE, 0x00},
+	{TOK_TERM, 0, 0},
 };
-static const struct tvp514x_init_seq tvp514xm_init = {
-	.no_regs = ARRAY_SIZE(tvp514xm_init_reg_seq),
-	.init_reg_seq = tvp514xm_init_reg_seq,
-};
-/*
+
+/**
  * I2C Device Table -
  *
  * name - Name of the actual device/chip.
  * driver_data - Driver data
  */
 static const struct i2c_device_id tvp514x_id[] = {
-	{"tvp5146", (unsigned long)&tvp5146_init},
-	{"tvp5146m2", (unsigned long)&tvp514xm_init},
-	{"tvp5147", (unsigned long)&tvp5147_init},
-	{"tvp5147m1", (unsigned long)&tvp514xm_init},
+	{"tvp5146", (unsigned long)tvp5146_init_reg_seq},
+	{"tvp5146m2", (unsigned long)tvp514xm_init_reg_seq},
+	{"tvp5147", (unsigned long)tvp5147_init_reg_seq},
+	{"tvp5147m1", (unsigned long)tvp514xm_init_reg_seq},
 	{},
 };
 
 MODULE_DEVICE_TABLE(i2c, tvp514x_id);
 
-static struct i2c_driver tvp514x_i2c_driver = {
+static struct i2c_driver tvp514x_driver = {
 	.driver = {
-		   .name = TVP514X_MODULE_NAME,
-		   .owner = THIS_MODULE,
-		   },
+		.owner = THIS_MODULE,
+		.name = TVP514X_MODULE_NAME,
+	},
 	.probe = tvp514x_probe,
-	.remove = __exit_p(tvp514x_remove),
+	.remove = tvp514x_remove,
 	.id_table = tvp514x_id,
 };
 
-/**
- * tvp514x_init
- *
- * Module init function
- */
 static int __init tvp514x_init(void)
 {
-	return i2c_add_driver(&tvp514x_i2c_driver);
+	return i2c_add_driver(&tvp514x_driver);
 }
 
-/**
- * tvp514x_cleanup
- *
- * Module exit function
- */
-static void __exit tvp514x_cleanup(void)
+static void __exit tvp514x_exit(void)
 {
-	i2c_del_driver(&tvp514x_i2c_driver);
+	i2c_del_driver(&tvp514x_driver);
 }
 
 module_init(tvp514x_init);
-module_exit(tvp514x_cleanup);
-
-MODULE_AUTHOR("Texas Instruments");
-MODULE_DESCRIPTION("TVP514X linux decoder driver");
-MODULE_LICENSE("GPL");
+module_exit(tvp514x_exit);
diff --git a/drivers/media/video/tvp514x_regs.h b/drivers/media/video/tvp514x_regs.h
index 351620aeecc2..18f29ad0dfe2 100644
--- a/drivers/media/video/tvp514x_regs.h
+++ b/drivers/media/video/tvp514x_regs.h
@@ -284,14 +284,4 @@ struct tvp514x_reg {
 	u32 val;
 };
 
-/**
- * struct tvp514x_init_seq - Structure for TVP5146/47/46M2/47M1 power up
- *		Sequence.
- * @ no_regs - Number of registers to write for power up sequence.
- * @ init_reg_seq - Array of registers and respective value to write.
- */
-struct tvp514x_init_seq {
-	unsigned int no_regs;
-	const struct tvp514x_reg *init_reg_seq;
-};
 #endif				/* ifndef _TVP514X_REGS_H */
diff --git a/drivers/media/video/tw9910.c b/drivers/media/video/tw9910.c
index aa5065ea09ed..269ab044072a 100644
--- a/drivers/media/video/tw9910.c
+++ b/drivers/media/video/tw9910.c
@@ -24,7 +24,7 @@
 #include <linux/delay.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-chip-ident.h>
-#include <media/v4l2-common.h>
+#include <media/v4l2-subdev.h>
 #include <media/soc_camera.h>
 #include <media/tw9910.h>
 
@@ -223,9 +223,8 @@ struct tw9910_hsync_ctrl {
 };
 
 struct tw9910_priv {
+	struct v4l2_subdev                subdev;
 	struct tw9910_video_info       *info;
-	struct i2c_client              *client;
-	struct soc_camera_device        icd;
 	const struct tw9910_scale_ctrl *scale;
 };
 
@@ -356,6 +355,12 @@ static const struct tw9910_hsync_ctrl tw9910_hsync_ctrl = {
 /*
  * general function
  */
+static struct tw9910_priv *to_tw9910(const struct i2c_client *client)
+{
+	return container_of(i2c_get_clientdata(client), struct tw9910_priv,
+			    subdev);
+}
+
 static int tw9910_set_scale(struct i2c_client *client,
 			    const struct tw9910_scale_ctrl *scale)
 {
@@ -509,44 +514,20 @@ tw9910_select_norm(struct soc_camera_device *icd, u32 width, u32 height)
 /*
  * soc_camera_ops function
  */
-static int tw9910_init(struct soc_camera_device *icd)
-{
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
-	int ret = 0;
-
-	if (priv->info->link.power) {
-		ret = priv->info->link.power(&priv->client->dev, 1);
-		if (ret < 0)
-			return ret;
-	}
-
-	if (priv->info->link.reset)
-		ret = priv->info->link.reset(&priv->client->dev);
-
-	return ret;
-}
-
-static int tw9910_release(struct soc_camera_device *icd)
+static int tw9910_s_stream(struct v4l2_subdev *sd, int enable)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
-	int ret = 0;
-
-	if (priv->info->link.power)
-		ret = priv->info->link.power(&priv->client->dev, 0);
-
-	return ret;
-}
+	struct i2c_client *client = sd->priv;
+	struct tw9910_priv *priv = to_tw9910(client);
 
-static int tw9910_start_capture(struct soc_camera_device *icd)
-{
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
+	if (!enable)
+		return 0;
 
 	if (!priv->scale) {
-		dev_err(&icd->dev, "norm select error\n");
+		dev_err(&client->dev, "norm select error\n");
 		return -EPERM;
 	}
 
-	dev_dbg(&icd->dev, "%s %dx%d\n",
+	dev_dbg(&client->dev, "%s %dx%d\n",
 		 priv->scale->name,
 		 priv->scale->width,
 		 priv->scale->height);
@@ -554,11 +535,6 @@ static int tw9910_start_capture(struct soc_camera_device *icd)
 	return 0;
 }
 
-static int tw9910_stop_capture(struct soc_camera_device *icd)
-{
-	return 0;
-}
-
 static int tw9910_set_bus_param(struct soc_camera_device *icd,
 				unsigned long flags)
 {
@@ -567,8 +543,9 @@ static int tw9910_set_bus_param(struct soc_camera_device *icd,
 
 static unsigned long tw9910_query_bus_param(struct soc_camera_device *icd)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
-	struct soc_camera_link *icl = priv->client->dev.platform_data;
+	struct i2c_client *client = to_i2c_client(to_soc_camera_control(icd));
+	struct tw9910_priv *priv = to_tw9910(client);
+	struct soc_camera_link *icl = to_soc_camera_link(icd);
 	unsigned long flags = SOCAM_PCLK_SAMPLE_RISING | SOCAM_MASTER |
 		SOCAM_VSYNC_ACTIVE_HIGH | SOCAM_HSYNC_ACTIVE_HIGH |
 		SOCAM_DATA_ACTIVE_HIGH | priv->info->buswidth;
@@ -576,21 +553,11 @@ static unsigned long tw9910_query_bus_param(struct soc_camera_device *icd)
 	return soc_camera_apply_sensor_flags(icl, flags);
 }
 
-static int tw9910_get_chip_id(struct soc_camera_device *icd,
-			      struct v4l2_dbg_chip_ident *id)
-{
-	id->ident = V4L2_IDENT_TW9910;
-	id->revision = 0;
-
-	return 0;
-}
-
-static int tw9910_set_std(struct soc_camera_device *icd,
-			  v4l2_std_id *a)
+static int tw9910_s_std(struct v4l2_subdev *sd, v4l2_std_id norm)
 {
 	int ret = -EINVAL;
 
-	if (*a & (V4L2_STD_NTSC | V4L2_STD_PAL))
+	if (norm & (V4L2_STD_NTSC | V4L2_STD_PAL))
 		ret = 0;
 
 	return ret;
@@ -606,17 +573,26 @@ static int tw9910_enum_input(struct soc_camera_device *icd,
 	return 0;
 }
 
+static int tw9910_g_chip_ident(struct v4l2_subdev *sd,
+			       struct v4l2_dbg_chip_ident *id)
+{
+	id->ident = V4L2_IDENT_TW9910;
+	id->revision = 0;
+
+	return 0;
+}
+
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-static int tw9910_get_register(struct soc_camera_device *icd,
-			       struct v4l2_dbg_register *reg)
+static int tw9910_g_register(struct v4l2_subdev *sd,
+			     struct v4l2_dbg_register *reg)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
+	struct i2c_client *client = sd->priv;
 	int ret;
 
 	if (reg->reg > 0xff)
 		return -EINVAL;
 
-	ret = i2c_smbus_read_byte_data(priv->client, reg->reg);
+	ret = i2c_smbus_read_byte_data(client, reg->reg);
 	if (ret < 0)
 		return ret;
 
@@ -628,23 +604,25 @@ static int tw9910_get_register(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int tw9910_set_register(struct soc_camera_device *icd,
-			       struct v4l2_dbg_register *reg)
+static int tw9910_s_register(struct v4l2_subdev *sd,
+			     struct v4l2_dbg_register *reg)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
+	struct i2c_client *client = sd->priv;
 
 	if (reg->reg > 0xff ||
 	    reg->val > 0xff)
 		return -EINVAL;
 
-	return i2c_smbus_write_byte_data(priv->client, reg->reg, reg->val);
+	return i2c_smbus_write_byte_data(client, reg->reg, reg->val);
 }
 #endif
 
-static int tw9910_set_crop(struct soc_camera_device *icd,
-			   struct v4l2_rect *rect)
+static int tw9910_s_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
+	struct v4l2_rect *rect = &a->c;
+	struct i2c_client *client = sd->priv;
+	struct tw9910_priv *priv = to_tw9910(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 	int                 ret  = -EINVAL;
 	u8                  val;
 
@@ -658,8 +636,8 @@ static int tw9910_set_crop(struct soc_camera_device *icd,
 	/*
 	 * reset hardware
 	 */
-	tw9910_reset(priv->client);
-	ret = tw9910_write_array(priv->client, tw9910_default_regs);
+	tw9910_reset(client);
+	ret = tw9910_write_array(client, tw9910_default_regs);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
@@ -670,7 +648,7 @@ static int tw9910_set_crop(struct soc_camera_device *icd,
 	if (SOCAM_DATAWIDTH_16 == priv->info->buswidth)
 		val = LEN;
 
-	ret = tw9910_mask_set(priv->client, OPFORM, LEN, val);
+	ret = tw9910_mask_set(client, OPFORM, LEN, val);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
@@ -698,52 +676,139 @@ static int tw9910_set_crop(struct soc_camera_device *icd,
 		val = 0;
 	}
 
-	ret = tw9910_mask_set(priv->client, VBICNTL, RTSEL_MASK, val);
+	ret = tw9910_mask_set(client, VBICNTL, RTSEL_MASK, val);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
 	/*
 	 * set scale
 	 */
-	ret = tw9910_set_scale(priv->client, priv->scale);
+	ret = tw9910_set_scale(client, priv->scale);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
 	/*
 	 * set cropping
 	 */
-	ret = tw9910_set_cropping(priv->client, &tw9910_cropping_ctrl);
+	ret = tw9910_set_cropping(client, &tw9910_cropping_ctrl);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
 	/*
 	 * set hsync
 	 */
-	ret = tw9910_set_hsync(priv->client, &tw9910_hsync_ctrl);
+	ret = tw9910_set_hsync(client, &tw9910_hsync_ctrl);
 	if (ret < 0)
 		goto tw9910_set_fmt_error;
 
+	rect->width = priv->scale->width;
+	rect->height = priv->scale->height;
+	rect->left = 0;
+	rect->top = 0;
+
 	return ret;
 
 tw9910_set_fmt_error:
 
-	tw9910_reset(priv->client);
+	tw9910_reset(client);
 	priv->scale = NULL;
 
 	return ret;
 }
 
-static int tw9910_set_fmt(struct soc_camera_device *icd,
-			  struct v4l2_format *f)
+static int tw9910_g_crop(struct v4l2_subdev *sd, struct v4l2_crop *a)
+{
+	struct i2c_client *client = sd->priv;
+	struct tw9910_priv *priv = to_tw9910(client);
+
+	if (!priv->scale) {
+		int ret;
+		struct v4l2_crop crop = {
+			.c = {
+				.left	= 0,
+				.top	= 0,
+				.width	= 640,
+				.height	= 480,
+			},
+		};
+		ret = tw9910_s_crop(sd, &crop);
+		if (ret < 0)
+			return ret;
+	}
+
+	a->c.left	= 0;
+	a->c.top	= 0;
+	a->c.width	= priv->scale->width;
+	a->c.height	= priv->scale->height;
+	a->type		= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	return 0;
+}
+
+static int tw9910_cropcap(struct v4l2_subdev *sd, struct v4l2_cropcap *a)
 {
+	a->bounds.left			= 0;
+	a->bounds.top			= 0;
+	a->bounds.width			= 768;
+	a->bounds.height		= 576;
+	a->defrect.left			= 0;
+	a->defrect.top			= 0;
+	a->defrect.width		= 640;
+	a->defrect.height		= 480;
+	a->type				= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+	a->pixelaspect.numerator	= 1;
+	a->pixelaspect.denominator	= 1;
+
+	return 0;
+}
+
+static int tw9910_g_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct tw9910_priv *priv = to_tw9910(client);
+	struct v4l2_pix_format *pix = &f->fmt.pix;
+
+	if (!priv->scale) {
+		int ret;
+		struct v4l2_crop crop = {
+			.c = {
+				.left	= 0,
+				.top	= 0,
+				.width	= 640,
+				.height	= 480,
+			},
+		};
+		ret = tw9910_s_crop(sd, &crop);
+		if (ret < 0)
+			return ret;
+	}
+
+	f->type			= V4L2_BUF_TYPE_VIDEO_CAPTURE;
+
+	pix->width		= priv->scale->width;
+	pix->height		= priv->scale->height;
+	pix->pixelformat	= V4L2_PIX_FMT_VYUY;
+	pix->colorspace		= V4L2_COLORSPACE_SMPTE170M;
+	pix->field		= V4L2_FIELD_INTERLACED;
+
+	return 0;
+}
+
+static int tw9910_s_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
+{
+	struct i2c_client *client = sd->priv;
+	struct tw9910_priv *priv = to_tw9910(client);
 	struct v4l2_pix_format *pix = &f->fmt.pix;
-	struct v4l2_rect rect = {
-		.left	= icd->x_current,
-		.top	= icd->y_current,
-		.width	= pix->width,
-		.height	= pix->height,
+	/* See tw9910_s_crop() - no proper cropping support */
+	struct v4l2_crop a = {
+		.c = {
+			.left	= 0,
+			.top	= 0,
+			.width	= pix->width,
+			.height	= pix->height,
+		},
 	};
-	int i;
+	int i, ret;
 
 	/*
 	 * check color format
@@ -755,19 +820,25 @@ static int tw9910_set_fmt(struct soc_camera_device *icd,
 	if (i == ARRAY_SIZE(tw9910_color_fmt))
 		return -EINVAL;
 
-	return tw9910_set_crop(icd, &rect);
+	ret = tw9910_s_crop(sd, &a);
+	if (!ret) {
+		pix->width = priv->scale->width;
+		pix->height = priv->scale->height;
+	}
+	return ret;
 }
 
-static int tw9910_try_fmt(struct soc_camera_device *icd,
-			  struct v4l2_format *f)
+static int tw9910_try_fmt(struct v4l2_subdev *sd, struct v4l2_format *f)
 {
+	struct i2c_client *client = sd->priv;
+	struct soc_camera_device *icd = client->dev.platform_data;
 	struct v4l2_pix_format *pix = &f->fmt.pix;
 	const struct tw9910_scale_ctrl *scale;
 
 	if (V4L2_FIELD_ANY == pix->field) {
 		pix->field = V4L2_FIELD_INTERLACED;
 	} else if (V4L2_FIELD_INTERLACED != pix->field) {
-		dev_err(&icd->dev, "Field type invalid.\n");
+		dev_err(&client->dev, "Field type invalid.\n");
 		return -EINVAL;
 	}
 
@@ -784,11 +855,11 @@ static int tw9910_try_fmt(struct soc_camera_device *icd,
 	return 0;
 }
 
-static int tw9910_video_probe(struct soc_camera_device *icd)
+static int tw9910_video_probe(struct soc_camera_device *icd,
+			      struct i2c_client *client)
 {
-	struct tw9910_priv *priv = container_of(icd, struct tw9910_priv, icd);
+	struct tw9910_priv *priv = to_tw9910(client);
 	s32 val;
-	int ret;
 
 	/*
 	 * We must have a parent by now. And it cannot be a wrong one.
@@ -803,7 +874,7 @@ static int tw9910_video_probe(struct soc_camera_device *icd)
 	 */
 	if (SOCAM_DATAWIDTH_16 != priv->info->buswidth &&
 	    SOCAM_DATAWIDTH_8  != priv->info->buswidth) {
-		dev_err(&icd->dev, "bus width error\n");
+		dev_err(&client->dev, "bus width error\n");
 		return -ENODEV;
 	}
 
@@ -813,54 +884,54 @@ static int tw9910_video_probe(struct soc_camera_device *icd)
 	/*
 	 * check and show Product ID
 	 */
-	val = i2c_smbus_read_byte_data(priv->client, ID);
+	val = i2c_smbus_read_byte_data(client, ID);
+
 	if (0x0B != GET_ID(val) ||
 	    0x00 != GET_ReV(val)) {
-		dev_err(&icd->dev,
+		dev_err(&client->dev,
 			"Product ID error %x:%x\n", GET_ID(val), GET_ReV(val));
 		return -ENODEV;
 	}
 
-	dev_info(&icd->dev,
+	dev_info(&client->dev,
 		 "tw9910 Product ID %0x:%0x\n", GET_ID(val), GET_ReV(val));
 
-	ret = soc_camera_video_start(icd);
-	if (ret < 0)
-		return ret;
-
 	icd->vdev->tvnorms      = V4L2_STD_NTSC | V4L2_STD_PAL;
 	icd->vdev->current_norm = V4L2_STD_NTSC;
 
-	return ret;
-}
-
-static void tw9910_video_remove(struct soc_camera_device *icd)
-{
-	soc_camera_video_stop(icd);
+	return 0;
 }
 
 static struct soc_camera_ops tw9910_ops = {
-	.owner			= THIS_MODULE,
-	.probe			= tw9910_video_probe,
-	.remove			= tw9910_video_remove,
-	.init			= tw9910_init,
-	.release		= tw9910_release,
-	.start_capture		= tw9910_start_capture,
-	.stop_capture		= tw9910_stop_capture,
-	.set_crop		= tw9910_set_crop,
-	.set_fmt		= tw9910_set_fmt,
-	.try_fmt		= tw9910_try_fmt,
 	.set_bus_param		= tw9910_set_bus_param,
 	.query_bus_param	= tw9910_query_bus_param,
-	.get_chip_id		= tw9910_get_chip_id,
-	.set_std		= tw9910_set_std,
 	.enum_input		= tw9910_enum_input,
+};
+
+static struct v4l2_subdev_core_ops tw9910_subdev_core_ops = {
+	.g_chip_ident	= tw9910_g_chip_ident,
+	.s_std		= tw9910_s_std,
 #ifdef CONFIG_VIDEO_ADV_DEBUG
-	.get_register		= tw9910_get_register,
-	.set_register		= tw9910_set_register,
+	.g_register	= tw9910_g_register,
+	.s_register	= tw9910_s_register,
 #endif
 };
 
+static struct v4l2_subdev_video_ops tw9910_subdev_video_ops = {
+	.s_stream	= tw9910_s_stream,
+	.g_fmt		= tw9910_g_fmt,
+	.s_fmt		= tw9910_s_fmt,
+	.try_fmt	= tw9910_try_fmt,
+	.cropcap	= tw9910_cropcap,
+	.g_crop		= tw9910_g_crop,
+	.s_crop		= tw9910_s_crop,
+};
+
+static struct v4l2_subdev_ops tw9910_subdev_ops = {
+	.core	= &tw9910_subdev_core_ops,
+	.video	= &tw9910_subdev_video_ops,
+};
+
 /*
  * i2c_driver function
  */
@@ -871,18 +942,24 @@ static int tw9910_probe(struct i2c_client *client,
 {
 	struct tw9910_priv             *priv;
 	struct tw9910_video_info       *info;
-	struct soc_camera_device       *icd;
-	const struct tw9910_scale_ctrl *scale;
-	int                             i, ret;
+	struct soc_camera_device       *icd = client->dev.platform_data;
+	struct i2c_adapter             *adapter =
+		to_i2c_adapter(client->dev.parent);
+	struct soc_camera_link         *icl;
+	int                             ret;
+
+	if (!icd) {
+		dev_err(&client->dev, "TW9910: missing soc-camera data!\n");
+		return -EINVAL;
+	}
 
-	if (!client->dev.platform_data)
+	icl = to_soc_camera_link(icd);
+	if (!icl)
 		return -EINVAL;
 
-	info = container_of(client->dev.platform_data,
-			    struct tw9910_video_info, link);
+	info = container_of(icl, struct tw9910_video_info, link);
 
-	if (!i2c_check_functionality(to_i2c_adapter(client->dev.parent),
-				     I2C_FUNC_SMBUS_BYTE_DATA)) {
+	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_BYTE_DATA)) {
 		dev_err(&client->dev,
 			"I2C-Adapter doesn't support "
 			"I2C_FUNC_SMBUS_BYTE_DATA\n");
@@ -894,40 +971,15 @@ static int tw9910_probe(struct i2c_client *client,
 		return -ENOMEM;
 
 	priv->info   = info;
-	priv->client = client;
-	i2c_set_clientdata(client, priv);
 
-	icd          = &priv->icd;
+	v4l2_i2c_subdev_init(&priv->subdev, client, &tw9910_subdev_ops);
+
 	icd->ops     = &tw9910_ops;
-	icd->control = &client->dev;
 	icd->iface   = info->link.bus_id;
 
-	/*
-	 * set width and height
-	 */
-	icd->width_max  = tw9910_ntsc_scales[0].width; /* set default */
-	icd->width_min  = tw9910_ntsc_scales[0].width;
-	icd->height_max = tw9910_ntsc_scales[0].height;
-	icd->height_min = tw9910_ntsc_scales[0].height;
-
-	scale = tw9910_ntsc_scales;
-	for (i = 0; i < ARRAY_SIZE(tw9910_ntsc_scales); i++) {
-		icd->width_max  = max(scale[i].width,  icd->width_max);
-		icd->width_min  = min(scale[i].width,  icd->width_min);
-		icd->height_max = max(scale[i].height, icd->height_max);
-		icd->height_min = min(scale[i].height, icd->height_min);
-	}
-	scale = tw9910_pal_scales;
-	for (i = 0; i < ARRAY_SIZE(tw9910_pal_scales); i++) {
-		icd->width_max  = max(scale[i].width,  icd->width_max);
-		icd->width_min  = min(scale[i].width,  icd->width_min);
-		icd->height_max = max(scale[i].height, icd->height_max);
-		icd->height_min = min(scale[i].height, icd->height_min);
-	}
-
-	ret = soc_camera_device_register(icd);
-
+	ret = tw9910_video_probe(icd, client);
 	if (ret) {
+		icd->ops = NULL;
 		i2c_set_clientdata(client, NULL);
 		kfree(priv);
 	}
@@ -937,9 +989,10 @@ static int tw9910_probe(struct i2c_client *client,
 
 static int tw9910_remove(struct i2c_client *client)
 {
-	struct tw9910_priv *priv = i2c_get_clientdata(client);
+	struct tw9910_priv *priv = to_tw9910(client);
+	struct soc_camera_device *icd = client->dev.platform_data;
 
-	soc_camera_device_unregister(&priv->icd);
+	icd->ops = NULL;
 	i2c_set_clientdata(client, NULL);
 	kfree(priv);
 	return 0;
diff --git a/drivers/media/video/usbvision/usbvision-core.c b/drivers/media/video/usbvision/usbvision-core.c
index 6ba16abeebdd..e0f91e4ab653 100644
--- a/drivers/media/video/usbvision/usbvision-core.c
+++ b/drivers/media/video/usbvision/usbvision-core.c
@@ -28,7 +28,6 @@
 #include <linux/timer.h>
 #include <linux/slab.h>
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/highmem.h>
 #include <linux/vmalloc.h>
 #include <linux/module.h>
diff --git a/drivers/media/video/usbvision/usbvision-i2c.c b/drivers/media/video/usbvision/usbvision-i2c.c
index 1fe5befbbf85..c19f51dba2ee 100644
--- a/drivers/media/video/usbvision/usbvision-i2c.c
+++ b/drivers/media/video/usbvision/usbvision-i2c.c
@@ -28,7 +28,6 @@
 #include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/slab.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <asm/uaccess.h>
 #include <linux/ioport.h>
@@ -246,9 +245,9 @@ int usbvision_i2c_register(struct usb_usbvision *usbvision)
 	switch (usbvision_device_data[usbvision->DevModel].Codec) {
 	case CODEC_SAA7113:
 	case CODEC_SAA7111:
-		v4l2_i2c_new_probed_subdev(&usbvision->v4l2_dev,
+		v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
 				&usbvision->i2c_adap, "saa7115",
-				"saa7115_auto", saa711x_addrs);
+				"saa7115_auto", 0, saa711x_addrs);
 		break;
 	}
 	if (usbvision_device_data[usbvision->DevModel].Tuner == 1) {
@@ -256,16 +255,16 @@ int usbvision_i2c_register(struct usb_usbvision *usbvision)
 		enum v4l2_i2c_tuner_type type;
 		struct tuner_setup tun_setup;
 
-		sd = v4l2_i2c_new_probed_subdev(&usbvision->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
 				&usbvision->i2c_adap, "tuner",
-				"tuner", v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
+				"tuner", 0, v4l2_i2c_tuner_addrs(ADDRS_DEMOD));
 		/* depending on whether we found a demod or not, select
 		   the tuner type. */
 		type = sd ? ADDRS_TV_WITH_DEMOD : ADDRS_TV;
 
-		sd = v4l2_i2c_new_probed_subdev(&usbvision->v4l2_dev,
+		sd = v4l2_i2c_new_subdev(&usbvision->v4l2_dev,
 				&usbvision->i2c_adap, "tuner",
-				"tuner", v4l2_i2c_tuner_addrs(type));
+				"tuner", 0, v4l2_i2c_tuner_addrs(type));
 
 		if (usbvision->tuner_type != -1) {
 			tun_setup.mode_mask = T_ANALOG_TV | T_RADIO;
diff --git a/drivers/media/video/usbvision/usbvision-video.c b/drivers/media/video/usbvision/usbvision-video.c
index 90d9b5c0e9a7..a2a50d608a3f 100644
--- a/drivers/media/video/usbvision/usbvision-video.c
+++ b/drivers/media/video/usbvision/usbvision-video.c
@@ -52,7 +52,6 @@
 #include <linux/slab.h>
 #include <linux/smp_lock.h>
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/highmem.h>
 #include <linux/vmalloc.h>
 #include <linux/module.h>
diff --git a/drivers/media/video/uvc/uvc_ctrl.c b/drivers/media/video/uvc/uvc_ctrl.c
index c3225a561748..1b89735e62fd 100644
--- a/drivers/media/video/uvc/uvc_ctrl.c
+++ b/drivers/media/video/uvc/uvc_ctrl.c
@@ -348,7 +348,7 @@ static void uvc_ctrl_set_zoom(struct uvc_control_mapping *mapping,
 	__s32 value, __u8 *data)
 {
 	data[0] = value == 0 ? 0 : (value > 0) ? 1 : 0xff;
-	data[2] = min(abs(value), 0xff);
+	data[2] = min((int)abs(value), 0xff);
 }
 
 static struct uvc_control_mapping uvc_ctrl_mappings[] = {
diff --git a/drivers/media/video/uvc/uvc_v4l2.c b/drivers/media/video/uvc/uvc_v4l2.c
index 9e7351569b5d..a2bdd806efab 100644
--- a/drivers/media/video/uvc/uvc_v4l2.c
+++ b/drivers/media/video/uvc/uvc_v4l2.c
@@ -1069,7 +1069,7 @@ static void uvc_vm_close(struct vm_area_struct *vma)
 	buffer->vma_use_count--;
 }
 
-static struct vm_operations_struct uvc_vm_ops = {
+static const struct vm_operations_struct uvc_vm_ops = {
 	.open		= uvc_vm_open,
 	.close		= uvc_vm_close,
 };
diff --git a/drivers/media/video/uvc/uvc_video.c b/drivers/media/video/uvc/uvc_video.c
index 5b757f32d997..a6e41d12b221 100644
--- a/drivers/media/video/uvc/uvc_video.c
+++ b/drivers/media/video/uvc/uvc_video.c
@@ -90,7 +90,8 @@ static void uvc_fixup_video_ctrl(struct uvc_streaming *stream,
 		ctrl->dwMaxVideoFrameSize =
 			frame->dwMaxVideoFrameBufferSize;
 
-	if (stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
+	if (!(format->flags & UVC_FMT_FLAG_COMPRESSED) &&
+	    stream->dev->quirks & UVC_QUIRK_FIX_BANDWIDTH &&
 	    stream->intf->num_altsetting > 1) {
 		u32 interval;
 		u32 bandwidth;
@@ -124,13 +125,14 @@ static int uvc_get_video_ctrl(struct uvc_streaming *stream,
 	int ret;
 
 	size = stream->dev->uvc_version >= 0x0110 ? 34 : 26;
+	if ((stream->dev->quirks & UVC_QUIRK_PROBE_DEF) &&
+			query == UVC_GET_DEF)
+		return -EIO;
+
 	data = kmalloc(size, GFP_KERNEL);
 	if (data == NULL)
 		return -ENOMEM;
 
-	if ((stream->dev->quirks & UVC_QUIRK_PROBE_DEF) && query == UVC_GET_DEF)
-		return -EIO;
-
 	ret = __uvc_query_ctrl(stream->dev, query, 0, stream->intfnum,
 		probe ? UVC_VS_PROBE_CONTROL : UVC_VS_COMMIT_CONTROL, data,
 		size, UVC_CTRL_STREAMING_TIMEOUT);
diff --git a/drivers/media/video/v4l1-compat.c b/drivers/media/video/v4l1-compat.c
index 761fbd64db58..0c2105ca611e 100644
--- a/drivers/media/video/v4l1-compat.c
+++ b/drivers/media/video/v4l1-compat.c
@@ -564,10 +564,9 @@ static noinline long v4l1_compat_get_input_info(
 		break;
 	}
 	chan->norm = 0;
-	err = drv(file, VIDIOC_G_STD, &sid);
-	if (err < 0)
-		dprintk("VIDIOCGCHAN / VIDIOC_G_STD: %ld\n", err);
-	if (err == 0) {
+	/* Note: G_STD might not be present for radio receivers,
+	 * so we should ignore any errors. */
+	if (drv(file, VIDIOC_G_STD, &sid) == 0) {
 		if (sid & V4L2_STD_PAL)
 			chan->norm = VIDEO_MODE_PAL;
 		if (sid & V4L2_STD_NTSC)
@@ -776,10 +775,9 @@ static noinline long v4l1_compat_get_tuner(
 			tun->flags |= VIDEO_TUNER_SECAM;
 	}
 
-	err = drv(file, VIDIOC_G_STD, &sid);
-	if (err < 0)
-		dprintk("VIDIOCGTUNER / VIDIOC_G_STD: %ld\n", err);
-	if (err == 0) {
+	/* Note: G_STD might not be present for radio receivers,
+	 * so we should ignore any errors. */
+	if (drv(file, VIDIOC_G_STD, &sid) == 0) {
 		if (sid & V4L2_STD_PAL)
 			tun->mode = VIDEO_MODE_PAL;
 		if (sid & V4L2_STD_NTSC)
diff --git a/drivers/media/video/v4l2-common.c b/drivers/media/video/v4l2-common.c
index 3a0c64935b0e..f5a93ae3cdf9 100644
--- a/drivers/media/video/v4l2-common.c
+++ b/drivers/media/video/v4l2-common.c
@@ -814,139 +814,6 @@ EXPORT_SYMBOL_GPL(v4l2_i2c_subdev_init);
 
 
 /* Load an i2c sub-device. */
-struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev,
-		struct i2c_adapter *adapter,
-		const char *module_name, const char *client_type, u8 addr)
-{
-	struct v4l2_subdev *sd = NULL;
-	struct i2c_client *client;
-	struct i2c_board_info info;
-
-	BUG_ON(!v4l2_dev);
-
-	if (module_name)
-		request_module(module_name);
-
-	/* Setup the i2c board info with the device type and
-	   the device address. */
-	memset(&info, 0, sizeof(info));
-	strlcpy(info.type, client_type, sizeof(info.type));
-	info.addr = addr;
-
-	/* Create the i2c client */
-	client = i2c_new_device(adapter, &info);
-	/* Note: it is possible in the future that
-	   c->driver is NULL if the driver is still being loaded.
-	   We need better support from the kernel so that we
-	   can easily wait for the load to finish. */
-	if (client == NULL || client->driver == NULL)
-		goto error;
-
-	/* Lock the module so we can safely get the v4l2_subdev pointer */
-	if (!try_module_get(client->driver->driver.owner))
-		goto error;
-	sd = i2c_get_clientdata(client);
-
-	/* Register with the v4l2_device which increases the module's
-	   use count as well. */
-	if (v4l2_device_register_subdev(v4l2_dev, sd))
-		sd = NULL;
-	/* Decrease the module use count to match the first try_module_get. */
-	module_put(client->driver->driver.owner);
-
-	if (sd) {
-		/* We return errors from v4l2_subdev_call only if we have the
-		   callback as the .s_config is not mandatory */
-		int err = v4l2_subdev_call(sd, core, s_config, 0, NULL);
-
-		if (err && err != -ENOIOCTLCMD) {
-			v4l2_device_unregister_subdev(sd);
-			sd = NULL;
-		}
-	}
-
-error:
-	/* If we have a client but no subdev, then something went wrong and
-	   we must unregister the client. */
-	if (client && sd == NULL)
-		i2c_unregister_device(client);
-	return sd;
-}
-EXPORT_SYMBOL_GPL(v4l2_i2c_new_subdev);
-
-/* Probe and load an i2c sub-device. */
-struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct v4l2_device *v4l2_dev,
-	struct i2c_adapter *adapter,
-	const char *module_name, const char *client_type,
-	const unsigned short *addrs)
-{
-	struct v4l2_subdev *sd = NULL;
-	struct i2c_client *client = NULL;
-	struct i2c_board_info info;
-
-	BUG_ON(!v4l2_dev);
-
-	if (module_name)
-		request_module(module_name);
-
-	/* Setup the i2c board info with the device type and
-	   the device address. */
-	memset(&info, 0, sizeof(info));
-	strlcpy(info.type, client_type, sizeof(info.type));
-
-	/* Probe and create the i2c client */
-	client = i2c_new_probed_device(adapter, &info, addrs);
-	/* Note: it is possible in the future that
-	   c->driver is NULL if the driver is still being loaded.
-	   We need better support from the kernel so that we
-	   can easily wait for the load to finish. */
-	if (client == NULL || client->driver == NULL)
-		goto error;
-
-	/* Lock the module so we can safely get the v4l2_subdev pointer */
-	if (!try_module_get(client->driver->driver.owner))
-		goto error;
-	sd = i2c_get_clientdata(client);
-
-	/* Register with the v4l2_device which increases the module's
-	   use count as well. */
-	if (v4l2_device_register_subdev(v4l2_dev, sd))
-		sd = NULL;
-	/* Decrease the module use count to match the first try_module_get. */
-	module_put(client->driver->driver.owner);
-
-	if (sd) {
-		/* We return errors from v4l2_subdev_call only if we have the
-		   callback as the .s_config is not mandatory */
-		int err = v4l2_subdev_call(sd, core, s_config, 0, NULL);
-
-		if (err && err != -ENOIOCTLCMD) {
-			v4l2_device_unregister_subdev(sd);
-			sd = NULL;
-		}
-	}
-
-error:
-	/* If we have a client but no subdev, then something went wrong and
-	   we must unregister the client. */
-	if (client && sd == NULL)
-		i2c_unregister_device(client);
-	return sd;
-}
-EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev);
-
-struct v4l2_subdev *v4l2_i2c_new_probed_subdev_addr(struct v4l2_device *v4l2_dev,
-		struct i2c_adapter *adapter,
-		const char *module_name, const char *client_type, u8 addr)
-{
-	unsigned short addrs[2] = { addr, I2C_CLIENT_END };
-
-	return v4l2_i2c_new_probed_subdev(v4l2_dev, adapter,
-			module_name, client_type, addrs);
-}
-EXPORT_SYMBOL_GPL(v4l2_i2c_new_probed_subdev_addr);
-
-/* Load an i2c sub-device. */
 struct v4l2_subdev *v4l2_i2c_new_subdev_board(struct v4l2_device *v4l2_dev,
 		struct i2c_adapter *adapter, const char *module_name,
 		struct i2c_board_info *info, const unsigned short *probe_addrs)
diff --git a/drivers/media/video/v4l2-dev.c b/drivers/media/video/v4l2-dev.c
index a7f1b69a7dab..500cbe9891ac 100644
--- a/drivers/media/video/v4l2-dev.c
+++ b/drivers/media/video/v4l2-dev.c
@@ -66,7 +66,49 @@ static struct device_attribute video_device_attrs[] = {
  */
 static struct video_device *video_device[VIDEO_NUM_DEVICES];
 static DEFINE_MUTEX(videodev_lock);
-static DECLARE_BITMAP(video_nums[VFL_TYPE_MAX], VIDEO_NUM_DEVICES);
+static DECLARE_BITMAP(devnode_nums[VFL_TYPE_MAX], VIDEO_NUM_DEVICES);
+
+/* Device node utility functions */
+
+/* Note: these utility functions all assume that vfl_type is in the range
+   [0, VFL_TYPE_MAX-1]. */
+
+#ifdef CONFIG_VIDEO_FIXED_MINOR_RANGES
+/* Return the bitmap corresponding to vfl_type. */
+static inline unsigned long *devnode_bits(int vfl_type)
+{
+	/* Any types not assigned to fixed minor ranges must be mapped to
+	   one single bitmap for the purposes of finding a free node number
+	   since all those unassigned types use the same minor range. */
+	int idx = (vfl_type > VFL_TYPE_VTX) ? VFL_TYPE_MAX - 1 : vfl_type;
+
+	return devnode_nums[idx];
+}
+#else
+/* Return the bitmap corresponding to vfl_type. */
+static inline unsigned long *devnode_bits(int vfl_type)
+{
+	return devnode_nums[vfl_type];
+}
+#endif
+
+/* Mark device node number vdev->num as used */
+static inline void devnode_set(struct video_device *vdev)
+{
+	set_bit(vdev->num, devnode_bits(vdev->vfl_type));
+}
+
+/* Mark device node number vdev->num as unused */
+static inline void devnode_clear(struct video_device *vdev)
+{
+	clear_bit(vdev->num, devnode_bits(vdev->vfl_type));
+}
+
+/* Try to find a free device node number in the range [from, to> */
+static inline int devnode_find(struct video_device *vdev, int from, int to)
+{
+	return find_next_zero_bit(devnode_bits(vdev->vfl_type), to, from);
+}
 
 struct video_device *video_device_alloc(void)
 {
@@ -119,8 +161,8 @@ static void v4l2_device_release(struct device *cd)
 	   the release() callback. */
 	vdev->cdev = NULL;
 
-	/* Mark minor as free */
-	clear_bit(vdev->num, video_nums[vdev->vfl_type]);
+	/* Mark device node number as free */
+	devnode_clear(vdev);
 
 	mutex_unlock(&videodev_lock);
 
@@ -299,32 +341,28 @@ static const struct file_operations v4l2_fops = {
 };
 
 /**
- * get_index - assign stream number based on parent device
+ * get_index - assign stream index number based on parent device
  * @vdev: video_device to assign index number to, vdev->parent should be assigned
- * @num:  -1 if auto assign, requested number otherwise
  *
  * Note that when this is called the new device has not yet been registered
- * in the video_device array.
+ * in the video_device array, but it was able to obtain a minor number.
+ *
+ * This means that we can always obtain a free stream index number since
+ * the worst case scenario is that there are VIDEO_NUM_DEVICES - 1 slots in
+ * use of the video_device array.
  *
- * Returns -ENFILE if num is already in use, a free index number if
- * successful.
+ * Returns a free index number.
  */
-static int get_index(struct video_device *vdev, int num)
+static int get_index(struct video_device *vdev)
 {
 	/* This can be static since this function is called with the global
 	   videodev_lock held. */
 	static DECLARE_BITMAP(used, VIDEO_NUM_DEVICES);
 	int i;
 
-	if (num >= VIDEO_NUM_DEVICES) {
-		printk(KERN_ERR "videodev: %s num is too large\n", __func__);
-		return -EINVAL;
-	}
-
-	/* Some drivers do not set the parent. In that case always return
-	   num or 0. */
+	/* Some drivers do not set the parent. In that case always return 0. */
 	if (vdev->parent == NULL)
-		return num >= 0 ? num : 0;
+		return 0;
 
 	bitmap_zero(used, VIDEO_NUM_DEVICES);
 
@@ -335,35 +373,23 @@ static int get_index(struct video_device *vdev, int num)
 		}
 	}
 
-	if (num >= 0) {
-		if (test_bit(num, used))
-			return -ENFILE;
-		return num;
-	}
-
-	i = find_first_zero_bit(used, VIDEO_NUM_DEVICES);
-	return i == VIDEO_NUM_DEVICES ? -ENFILE : i;
+	return find_first_zero_bit(used, VIDEO_NUM_DEVICES);
 }
 
-int video_register_device(struct video_device *vdev, int type, int nr)
-{
-	return video_register_device_index(vdev, type, nr, -1);
-}
-EXPORT_SYMBOL(video_register_device);
-
 /**
- *	video_register_device_index - register video4linux devices
+ *	video_register_device - register video4linux devices
  *	@vdev: video device structure we want to register
  *	@type: type of device to register
- *	@nr:   which device number (0 == /dev/video0, 1 == /dev/video1, ...
+ *	@nr:   which device node number (0 == /dev/video0, 1 == /dev/video1, ...
  *             -1 == first free)
- *	@index: stream number based on parent device;
- *		-1 if auto assign, requested number otherwise
+ *	@warn_if_nr_in_use: warn if the desired device node number
+ *	       was already in use and another number was chosen instead.
  *
- *	The registration code assigns minor numbers based on the type
- *	requested. -ENFILE is returned in all the device slots for this
- *	category are full. If not then the minor field is set and the
- *	driver initialize function is called (if non %NULL).
+ *	The registration code assigns minor numbers and device node numbers
+ *	based on the requested type and registers the new device node with
+ *	the kernel.
+ *	An error is returned if no free minor or device node number could be
+ *	found, or if the registration of the device node failed.
  *
  *	Zero is returned on success.
  *
@@ -377,8 +403,8 @@ EXPORT_SYMBOL(video_register_device);
  *
  *	%VFL_TYPE_RADIO - A radio card
  */
-int video_register_device_index(struct video_device *vdev, int type, int nr,
-					int index)
+static int __video_register_device(struct video_device *vdev, int type, int nr,
+		int warn_if_nr_in_use)
 {
 	int i = 0;
 	int ret;
@@ -421,7 +447,7 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 	if (vdev->v4l2_dev && vdev->v4l2_dev->dev)
 		vdev->parent = vdev->v4l2_dev->dev;
 
-	/* Part 2: find a free minor, kernel number and device index. */
+	/* Part 2: find a free minor, device node number and device index. */
 #ifdef CONFIG_VIDEO_FIXED_MINOR_RANGES
 	/* Keep the ranges for the first four types for historical
 	 * reasons.
@@ -452,21 +478,22 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 	}
 #endif
 
-	/* Pick a minor number */
+	/* Pick a device node number */
 	mutex_lock(&videodev_lock);
-	nr = find_next_zero_bit(video_nums[type], minor_cnt, nr == -1 ? 0 : nr);
+	nr = devnode_find(vdev, nr == -1 ? 0 : nr, minor_cnt);
 	if (nr == minor_cnt)
-		nr = find_first_zero_bit(video_nums[type], minor_cnt);
+		nr = devnode_find(vdev, 0, minor_cnt);
 	if (nr == minor_cnt) {
-		printk(KERN_ERR "could not get a free kernel number\n");
+		printk(KERN_ERR "could not get a free device node number\n");
 		mutex_unlock(&videodev_lock);
 		return -ENFILE;
 	}
 #ifdef CONFIG_VIDEO_FIXED_MINOR_RANGES
-	/* 1-on-1 mapping of kernel number to minor number */
+	/* 1-on-1 mapping of device node number to minor number */
 	i = nr;
 #else
-	/* The kernel number and minor numbers are independent */
+	/* The device node number and minor numbers are independent, so
+	   we just find the first free minor number. */
 	for (i = 0; i < VIDEO_NUM_DEVICES; i++)
 		if (video_device[i] == NULL)
 			break;
@@ -478,17 +505,13 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 #endif
 	vdev->minor = i + minor_offset;
 	vdev->num = nr;
-	set_bit(nr, video_nums[type]);
+	devnode_set(vdev);
+
 	/* Should not happen since we thought this minor was free */
 	WARN_ON(video_device[vdev->minor] != NULL);
-	ret = vdev->index = get_index(vdev, index);
+	vdev->index = get_index(vdev);
 	mutex_unlock(&videodev_lock);
 
-	if (ret < 0) {
-		printk(KERN_ERR "%s: get_index failed\n", __func__);
-		goto cleanup;
-	}
-
 	/* Part 3: Initialize the character device */
 	vdev->cdev = cdev_alloc();
 	if (vdev->cdev == NULL) {
@@ -517,7 +540,7 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 	vdev->dev.devt = MKDEV(VIDEO_MAJOR, vdev->minor);
 	if (vdev->parent)
 		vdev->dev.parent = vdev->parent;
-	dev_set_name(&vdev->dev, "%s%d", name_base, nr);
+	dev_set_name(&vdev->dev, "%s%d", name_base, vdev->num);
 	ret = device_register(&vdev->dev);
 	if (ret < 0) {
 		printk(KERN_ERR "%s: device_register failed\n", __func__);
@@ -527,6 +550,10 @@ int video_register_device_index(struct video_device *vdev, int type, int nr,
 	   reference to the device goes away. */
 	vdev->dev.release = v4l2_device_release;
 
+	if (nr != -1 && nr != vdev->num && warn_if_nr_in_use)
+		printk(KERN_WARNING "%s: requested %s%d, got %s%d\n",
+				__func__, name_base, nr, name_base, vdev->num);
+
 	/* Part 5: Activate this minor. The char device can now be used. */
 	mutex_lock(&videodev_lock);
 	video_device[vdev->minor] = vdev;
@@ -537,13 +564,24 @@ cleanup:
 	mutex_lock(&videodev_lock);
 	if (vdev->cdev)
 		cdev_del(vdev->cdev);
-	clear_bit(vdev->num, video_nums[type]);
+	devnode_clear(vdev);
 	mutex_unlock(&videodev_lock);
 	/* Mark this video device as never having been registered. */
 	vdev->minor = -1;
 	return ret;
 }
-EXPORT_SYMBOL(video_register_device_index);
+
+int video_register_device(struct video_device *vdev, int type, int nr)
+{
+	return __video_register_device(vdev, type, nr, 1);
+}
+EXPORT_SYMBOL(video_register_device);
+
+int video_register_device_no_warn(struct video_device *vdev, int type, int nr)
+{
+	return __video_register_device(vdev, type, nr, 0);
+}
+EXPORT_SYMBOL(video_register_device_no_warn);
 
 /**
  *	video_unregister_device - unregister a video4linux device
diff --git a/drivers/media/video/videobuf-core.c b/drivers/media/video/videobuf-core.c
index f1ccf98c0a6f..8e93c6f25c83 100644
--- a/drivers/media/video/videobuf-core.c
+++ b/drivers/media/video/videobuf-core.c
@@ -17,6 +17,7 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/mm.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 
diff --git a/drivers/media/video/videobuf-dma-contig.c b/drivers/media/video/videobuf-dma-contig.c
index d09ce83a9429..c3065c4bcba9 100644
--- a/drivers/media/video/videobuf-dma-contig.c
+++ b/drivers/media/video/videobuf-dma-contig.c
@@ -19,6 +19,7 @@
 #include <linux/mm.h>
 #include <linux/pagemap.h>
 #include <linux/dma-mapping.h>
+#include <linux/sched.h>
 #include <media/videobuf-dma-contig.h>
 
 struct videobuf_dma_contig_memory {
@@ -105,7 +106,7 @@ static void videobuf_vm_close(struct vm_area_struct *vma)
 	}
 }
 
-static struct vm_operations_struct videobuf_vm_ops = {
+static const struct vm_operations_struct videobuf_vm_ops = {
 	.open     = videobuf_vm_open,
 	.close    = videobuf_vm_close,
 };
diff --git a/drivers/media/video/videobuf-dma-sg.c b/drivers/media/video/videobuf-dma-sg.c
index a8dd22ace3fb..032ebae0134a 100644
--- a/drivers/media/video/videobuf-dma-sg.c
+++ b/drivers/media/video/videobuf-dma-sg.c
@@ -21,6 +21,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/moduleparam.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/interrupt.h>
 
@@ -394,7 +395,7 @@ videobuf_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct videobuf_vm_ops =
+static const struct vm_operations_struct videobuf_vm_ops =
 {
 	.open     = videobuf_vm_open,
 	.close    = videobuf_vm_close,
diff --git a/drivers/media/video/videobuf-vmalloc.c b/drivers/media/video/videobuf-vmalloc.c
index 30ae30f99ccc..35f3900c5633 100644
--- a/drivers/media/video/videobuf-vmalloc.c
+++ b/drivers/media/video/videobuf-vmalloc.c
@@ -116,7 +116,7 @@ static void videobuf_vm_close(struct vm_area_struct *vma)
 	return;
 }
 
-static struct vm_operations_struct videobuf_vm_ops =
+static const struct vm_operations_struct videobuf_vm_ops =
 {
 	.open     = videobuf_vm_open,
 	.close    = videobuf_vm_close,
diff --git a/drivers/media/video/vino.c b/drivers/media/video/vino.c
index f3b6e15d91f2..b034a81d2b1c 100644
--- a/drivers/media/video/vino.c
+++ b/drivers/media/video/vino.c
@@ -3857,7 +3857,7 @@ static void vino_vm_close(struct vm_area_struct *vma)
 	dprintk("vino_vm_close(): count = %d\n", fb->map_count);
 }
 
-static struct vm_operations_struct vino_vm_ops = {
+static const struct vm_operations_struct vino_vm_ops = {
 	.open	= vino_vm_open,
 	.close	= vino_vm_close,
 };
@@ -4333,11 +4333,11 @@ static int __init vino_module_init(void)
 	vino_init_stage++;
 
 	vino_drvdata->decoder =
-		v4l2_i2c_new_probed_subdev_addr(&vino_drvdata->v4l2_dev,
-			&vino_i2c_adapter, "saa7191", "saa7191", 0x45);
+		v4l2_i2c_new_subdev(&vino_drvdata->v4l2_dev, &vino_i2c_adapter,
+			       "saa7191", "saa7191", 0, I2C_ADDRS(0x45));
 	vino_drvdata->camera =
-		v4l2_i2c_new_probed_subdev_addr(&vino_drvdata->v4l2_dev,
-			&vino_i2c_adapter, "indycam", "indycam", 0x2b);
+		v4l2_i2c_new_subdev(&vino_drvdata->v4l2_dev, &vino_i2c_adapter,
+			       "indycam", "indycam", 0, I2C_ADDRS(0x2b));
 
 	dprintk("init complete!\n");
 
diff --git a/drivers/media/video/w9968cf.c b/drivers/media/video/w9968cf.c
index 602484dd3da9..37fcdc447db5 100644
--- a/drivers/media/video/w9968cf.c
+++ b/drivers/media/video/w9968cf.c
@@ -3515,9 +3515,9 @@ w9968cf_usb_probe(struct usb_interface* intf, const struct usb_device_id* id)
 	w9968cf_turn_on_led(cam);
 
 	w9968cf_i2c_init(cam);
-	cam->sensor_sd = v4l2_i2c_new_probed_subdev(&cam->v4l2_dev,
+	cam->sensor_sd = v4l2_i2c_new_subdev(&cam->v4l2_dev,
 			&cam->i2c_adapter,
-			"ovcamchip", "ovcamchip", addrs);
+			"ovcamchip", "ovcamchip", 0, addrs);
 
 	usb_set_intfdata(intf, cam);
 	mutex_unlock(&cam->dev_mutex);
diff --git a/drivers/media/video/zc0301/zc0301_core.c b/drivers/media/video/zc0301/zc0301_core.c
index 96971044fc78..312a71336fd0 100644
--- a/drivers/media/video/zc0301/zc0301_core.c
+++ b/drivers/media/video/zc0301/zc0301_core.c
@@ -819,8 +819,10 @@ zc0301_read(struct file* filp, char __user * buf, size_t count, loff_t* f_pos)
 			    (!list_empty(&cam->outqueue)) ||
 			    (cam->state & DEV_DISCONNECTED) ||
 			    (cam->state & DEV_MISCONFIGURED),
-			    cam->module_param.frame_timeout *
-			    1000 * msecs_to_jiffies(1) );
+			    msecs_to_jiffies(
+				cam->module_param.frame_timeout * 1000
+			    )
+			  );
 		if (timeout < 0) {
 			mutex_unlock(&cam->fileop_mutex);
 			return timeout;
@@ -933,7 +935,7 @@ static void zc0301_vm_close(struct vm_area_struct* vma)
 }
 
 
-static struct vm_operations_struct zc0301_vm_ops = {
+static const struct vm_operations_struct zc0301_vm_ops = {
 	.open = zc0301_vm_open,
 	.close = zc0301_vm_close,
 };
diff --git a/drivers/media/video/zoran/zoran_card.c b/drivers/media/video/zoran/zoran_card.c
index 0c4d9b1f8e6f..be70574870de 100644
--- a/drivers/media/video/zoran/zoran_card.c
+++ b/drivers/media/video/zoran/zoran_card.c
@@ -1357,15 +1357,15 @@ static int __devinit zoran_probe(struct pci_dev *pdev,
 		goto zr_free_irq;
 	}
 
-	zr->decoder = v4l2_i2c_new_probed_subdev(&zr->v4l2_dev,
+	zr->decoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
 		&zr->i2c_adapter, zr->card.mod_decoder, zr->card.i2c_decoder,
-		zr->card.addrs_decoder);
+		0, zr->card.addrs_decoder);
 
 	if (zr->card.mod_encoder)
-		zr->encoder = v4l2_i2c_new_probed_subdev(&zr->v4l2_dev,
+		zr->encoder = v4l2_i2c_new_subdev(&zr->v4l2_dev,
 			&zr->i2c_adapter,
 			zr->card.mod_encoder, zr->card.i2c_encoder,
-			zr->card.addrs_encoder);
+			0, zr->card.addrs_encoder);
 
 	dprintk(2,
 		KERN_INFO "%s: Initializing videocodec bus...\n",
diff --git a/drivers/media/video/zoran/zoran_driver.c b/drivers/media/video/zoran/zoran_driver.c
index bcdefb1bcb3d..47137deafcfd 100644
--- a/drivers/media/video/zoran/zoran_driver.c
+++ b/drivers/media/video/zoran/zoran_driver.c
@@ -3172,7 +3172,7 @@ zoran_vm_close (struct vm_area_struct *vma)
 	mutex_unlock(&zr->resource_lock);
 }
 
-static struct vm_operations_struct zoran_vm_ops = {
+static const struct vm_operations_struct zoran_vm_ops = {
 	.open = zoran_vm_open,
 	.close = zoran_vm_close,
 };
diff --git a/drivers/memstick/core/memstick.c b/drivers/memstick/core/memstick.c
index a5b448ea4eab..b3bf1c44d74d 100644
--- a/drivers/memstick/core/memstick.c
+++ b/drivers/memstick/core/memstick.c
@@ -339,9 +339,9 @@ static int h_memstick_read_dev_id(struct memstick_dev *card,
 			card->id.type = id_reg.type;
 			card->id.category = id_reg.category;
 			card->id.class = id_reg.class;
+			dev_dbg(&card->dev, "if_mode = %02x\n", id_reg.if_mode);
 		}
 		complete(&card->mrq_complete);
-		dev_dbg(&card->dev, "if_mode = %02x\n", id_reg.if_mode);
 		return -EAGAIN;
 	}
 }
diff --git a/drivers/memstick/core/mspro_block.c b/drivers/memstick/core/mspro_block.c
index 7847bbc1440d..bd83fa0a4970 100644
--- a/drivers/memstick/core/mspro_block.c
+++ b/drivers/memstick/core/mspro_block.c
@@ -235,7 +235,7 @@ static int mspro_block_bd_getgeo(struct block_device *bdev,
 	return 0;
 }
 
-static struct block_device_operations ms_block_bdops = {
+static const struct block_device_operations ms_block_bdops = {
 	.open    = mspro_block_bd_open,
 	.release = mspro_block_bd_release,
 	.getgeo  = mspro_block_bd_getgeo,
diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
index 76fa2ee0b574..610e914abe6c 100644
--- a/drivers/message/fusion/mptbase.c
+++ b/drivers/message/fusion/mptbase.c
@@ -6821,7 +6821,7 @@ mpt_print_ioc_summary(MPT_ADAPTER *ioc, char *buffer, int *size, int len, int sh
 	*size = y;
 }
 /**
- *	mpt_set_taskmgmt_in_progress_flag - set flags associated with task managment
+ *	mpt_set_taskmgmt_in_progress_flag - set flags associated with task management
  *	@ioc: Pointer to MPT_ADAPTER structure
  *
  *	Returns 0 for SUCCESS or -1 if FAILED.
@@ -6854,7 +6854,7 @@ mpt_set_taskmgmt_in_progress_flag(MPT_ADAPTER *ioc)
 EXPORT_SYMBOL(mpt_set_taskmgmt_in_progress_flag);
 
 /**
- *	mpt_clear_taskmgmt_in_progress_flag - clear flags associated with task managment
+ *	mpt_clear_taskmgmt_in_progress_flag - clear flags associated with task management
  *	@ioc: Pointer to MPT_ADAPTER structure
  *
  **/
diff --git a/drivers/message/fusion/mptlan.c b/drivers/message/fusion/mptlan.c
index bc2ec2182c00..34f3f36f819b 100644
--- a/drivers/message/fusion/mptlan.c
+++ b/drivers/message/fusion/mptlan.c
@@ -56,6 +56,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/fs.h>
+#include <linux/sched.h>
 
 #define my_VERSION	MPT_LINUX_VERSION_COMMON
 #define MYNAM		"mptlan"
diff --git a/drivers/message/i2o/i2o_block.c b/drivers/message/i2o/i2o_block.c
index 335d4c78a775..d505b68cd372 100644
--- a/drivers/message/i2o/i2o_block.c
+++ b/drivers/message/i2o/i2o_block.c
@@ -925,7 +925,7 @@ static void i2o_block_request_fn(struct request_queue *q)
 };
 
 /* I2O Block device operations definition */
-static struct block_device_operations i2o_block_fops = {
+static const struct block_device_operations i2o_block_fops = {
 	.owner = THIS_MODULE,
 	.open = i2o_block_open,
 	.release = i2o_block_release,
diff --git a/drivers/mfd/ab3100-core.c b/drivers/mfd/ab3100-core.c
index c533f86ff5ea..613481028272 100644
--- a/drivers/mfd/ab3100-core.c
+++ b/drivers/mfd/ab3100-core.c
@@ -57,8 +57,6 @@
  * The AB3100 is usually assigned address 0x48 (7-bit)
  * The chip is defined in the platform i2c_board_data section.
  */
-static unsigned short normal_i2c[] = { 0x48, I2C_CLIENT_END };
-I2C_CLIENT_INSMOD_1(ab3100);
 
 u8 ab3100_get_chip_type(struct ab3100 *ab3100)
 {
@@ -647,7 +645,7 @@ struct ab3100_init_setting {
 	u8 setting;
 };
 
-static const struct ab3100_init_setting __initdata
+static const struct ab3100_init_setting __initconst
 ab3100_init_settings[] = {
 	{
 		.abreg = AB3100_MCA,
@@ -966,7 +964,7 @@ static int __exit ab3100_remove(struct i2c_client *client)
 }
 
 static const struct i2c_device_id ab3100_id[] = {
-	{ "ab3100", ab3100 },
+	{ "ab3100", 0 },
 	{ }
 };
 MODULE_DEVICE_TABLE(i2c, ab3100_id);
diff --git a/drivers/mfd/ezx-pcap.c b/drivers/mfd/ezx-pcap.c
index 016be4938e4c..876288917976 100644
--- a/drivers/mfd/ezx-pcap.c
+++ b/drivers/mfd/ezx-pcap.c
@@ -548,3 +548,4 @@ module_exit(ezx_pcap_exit);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Daniel Ribeiro / Harald Welte");
 MODULE_DESCRIPTION("Motorola PCAP2 ASIC Driver");
+MODULE_ALIAS("spi:ezx-pcap");
diff --git a/drivers/mfd/twl4030-core.c b/drivers/mfd/twl4030-core.c
index e424cf6d8e9e..a1c47ee95c0e 100644
--- a/drivers/mfd/twl4030-core.c
+++ b/drivers/mfd/twl4030-core.c
@@ -480,7 +480,6 @@ static int
 add_children(struct twl4030_platform_data *pdata, unsigned long features)
 {
 	struct device	*child;
-	struct device	*usb_transceiver = NULL;
 
 	if (twl_has_bci() && pdata->bci && !(features & TPS_SUBSET)) {
 		child = add_child(3, "twl4030_bci",
@@ -532,16 +531,61 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
 	}
 
 	if (twl_has_usb() && pdata->usb) {
+
+		static struct regulator_consumer_supply usb1v5 = {
+			.supply =	"usb1v5",
+		};
+		static struct regulator_consumer_supply usb1v8 = {
+			.supply =	"usb1v8",
+		};
+		static struct regulator_consumer_supply usb3v1 = {
+			.supply =	"usb3v1",
+		};
+
+	/* First add the regulators so that they can be used by transceiver */
+		if (twl_has_regulator()) {
+			/* this is a template that gets copied */
+			struct regulator_init_data usb_fixed = {
+				.constraints.valid_modes_mask =
+					REGULATOR_MODE_NORMAL
+					| REGULATOR_MODE_STANDBY,
+				.constraints.valid_ops_mask =
+					REGULATOR_CHANGE_MODE
+					| REGULATOR_CHANGE_STATUS,
+			};
+
+			child = add_regulator_linked(TWL4030_REG_VUSB1V5,
+						      &usb_fixed, &usb1v5, 1);
+			if (IS_ERR(child))
+				return PTR_ERR(child);
+
+			child = add_regulator_linked(TWL4030_REG_VUSB1V8,
+						      &usb_fixed, &usb1v8, 1);
+			if (IS_ERR(child))
+				return PTR_ERR(child);
+
+			child = add_regulator_linked(TWL4030_REG_VUSB3V1,
+						      &usb_fixed, &usb3v1, 1);
+			if (IS_ERR(child))
+				return PTR_ERR(child);
+
+		}
+
 		child = add_child(0, "twl4030_usb",
 				pdata->usb, sizeof(*pdata->usb),
 				true,
 				/* irq0 = USB_PRES, irq1 = USB */
 				pdata->irq_base + 8 + 2, pdata->irq_base + 4);
+
 		if (IS_ERR(child))
 			return PTR_ERR(child);
 
 		/* we need to connect regulators to this transceiver */
-		usb_transceiver = child;
+		if (twl_has_regulator() && child) {
+			usb1v5.dev = child;
+			usb1v8.dev = child;
+			usb3v1.dev = child;
+		}
 	}
 
 	if (twl_has_watchdog()) {
@@ -580,47 +624,6 @@ add_children(struct twl4030_platform_data *pdata, unsigned long features)
 			return PTR_ERR(child);
 	}
 
-	if (twl_has_regulator() && usb_transceiver) {
-		static struct regulator_consumer_supply usb1v5 = {
-			.supply =	"usb1v5",
-		};
-		static struct regulator_consumer_supply usb1v8 = {
-			.supply =	"usb1v8",
-		};
-		static struct regulator_consumer_supply usb3v1 = {
-			.supply =	"usb3v1",
-		};
-
-		/* this is a template that gets copied */
-		struct regulator_init_data usb_fixed = {
-			.constraints.valid_modes_mask =
-				  REGULATOR_MODE_NORMAL
-				| REGULATOR_MODE_STANDBY,
-			.constraints.valid_ops_mask =
-				  REGULATOR_CHANGE_MODE
-				| REGULATOR_CHANGE_STATUS,
-		};
-
-		usb1v5.dev = usb_transceiver;
-		usb1v8.dev = usb_transceiver;
-		usb3v1.dev = usb_transceiver;
-
-		child = add_regulator_linked(TWL4030_REG_VUSB1V5, &usb_fixed,
-				&usb1v5, 1);
-		if (IS_ERR(child))
-			return PTR_ERR(child);
-
-		child = add_regulator_linked(TWL4030_REG_VUSB1V8, &usb_fixed,
-				&usb1v8, 1);
-		if (IS_ERR(child))
-			return PTR_ERR(child);
-
-		child = add_regulator_linked(TWL4030_REG_VUSB3V1, &usb_fixed,
-				&usb3v1, 1);
-		if (IS_ERR(child))
-			return PTR_ERR(child);
-	}
-
 	/* maybe add LDOs that are omitted on cost-reduced parts */
 	if (twl_has_regulator() && !(features & TPS_SUBSET)) {
 		child = add_regulator(TWL4030_REG_VPLL2, pdata->vpll2);
@@ -792,7 +795,7 @@ twl4030_probe(struct i2c_client *client, const struct i2c_device_id *id)
 			twl->client = i2c_new_dummy(client->adapter,
 					twl->address);
 			if (!twl->client) {
-				dev_err(&twl->client->dev,
+				dev_err(&client->dev,
 					"can't attach client %d\n", i);
 				status = -ENOMEM;
 				goto fail;
diff --git a/drivers/mfd/ucb1400_core.c b/drivers/mfd/ucb1400_core.c
index 78c2135c5de6..fa294b6d600a 100644
--- a/drivers/mfd/ucb1400_core.c
+++ b/drivers/mfd/ucb1400_core.c
@@ -21,6 +21,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/ucb1400.h>
 
 unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
@@ -48,9 +49,11 @@ static int ucb1400_core_probe(struct device *dev)
 	int err;
 	struct ucb1400 *ucb;
 	struct ucb1400_ts ucb_ts;
+	struct ucb1400_gpio ucb_gpio;
 	struct snd_ac97 *ac97;
 
 	memset(&ucb_ts, 0, sizeof(ucb_ts));
+	memset(&ucb_gpio, 0, sizeof(ucb_gpio));
 
 	ucb = kzalloc(sizeof(struct ucb1400), GFP_KERNEL);
 	if (!ucb) {
@@ -68,25 +71,44 @@ static int ucb1400_core_probe(struct device *dev)
 		goto err0;
 	}
 
+	/* GPIO */
+	ucb_gpio.ac97 = ac97;
+	ucb->ucb1400_gpio = platform_device_alloc("ucb1400_gpio", -1);
+	if (!ucb->ucb1400_gpio) {
+		err = -ENOMEM;
+		goto err0;
+	}
+	err = platform_device_add_data(ucb->ucb1400_gpio, &ucb_gpio,
+					sizeof(ucb_gpio));
+	if (err)
+		goto err1;
+	err = platform_device_add(ucb->ucb1400_gpio);
+	if (err)
+		goto err1;
+
 	/* TOUCHSCREEN */
 	ucb_ts.ac97 = ac97;
 	ucb->ucb1400_ts = platform_device_alloc("ucb1400_ts", -1);
 	if (!ucb->ucb1400_ts) {
 		err = -ENOMEM;
-		goto err0;
+		goto err2;
 	}
 	err = platform_device_add_data(ucb->ucb1400_ts, &ucb_ts,
 					sizeof(ucb_ts));
 	if (err)
-		goto err1;
+		goto err3;
 	err = platform_device_add(ucb->ucb1400_ts);
 	if (err)
-		goto err1;
+		goto err3;
 
 	return 0;
 
-err1:
+err3:
 	platform_device_put(ucb->ucb1400_ts);
+err2:
+	platform_device_unregister(ucb->ucb1400_gpio);
+err1:
+	platform_device_put(ucb->ucb1400_gpio);
 err0:
 	kfree(ucb);
 err:
@@ -98,6 +120,8 @@ static int ucb1400_core_remove(struct device *dev)
 	struct ucb1400 *ucb = dev_get_drvdata(dev);
 
 	platform_device_unregister(ucb->ucb1400_ts);
+	platform_device_unregister(ucb->ucb1400_gpio);
+
 	kfree(ucb);
 	return 0;
 }
diff --git a/drivers/mfd/ucb1x00-core.c b/drivers/mfd/ucb1x00-core.c
index fea9085fe52c..60c3988f3cf3 100644
--- a/drivers/mfd/ucb1x00-core.c
+++ b/drivers/mfd/ucb1x00-core.c
@@ -18,6 +18,7 @@
  */
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/errno.h>
diff --git a/drivers/mfd/wm831x-irq.c b/drivers/mfd/wm831x-irq.c
index d3015dfb9134..ac056ea6b66e 100644
--- a/drivers/mfd/wm831x-irq.c
+++ b/drivers/mfd/wm831x-irq.c
@@ -507,6 +507,8 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
 {
 	int i, ret;
 
+	mutex_init(&wm831x->irq_lock);
+
 	if (!irq) {
 		dev_warn(wm831x->dev,
 			 "No interrupt specified - functionality limited\n");
@@ -521,7 +523,6 @@ int wm831x_irq_init(struct wm831x *wm831x, int irq)
 	}
 
 	wm831x->irq = irq;
-	mutex_init(&wm831x->irq_lock);
 	INIT_WORK(&wm831x->irq_work, wm831x_irq_worker);
 
 	/* Mask the individual interrupt sources */
diff --git a/drivers/misc/eeprom/at24.c b/drivers/misc/eeprom/at24.c
index db39f4a52f53..2cb2736d65aa 100644
--- a/drivers/misc/eeprom/at24.c
+++ b/drivers/misc/eeprom/at24.c
@@ -158,6 +158,7 @@ static ssize_t at24_eeprom_read(struct at24_data *at24, char *buf,
 	struct i2c_msg msg[2];
 	u8 msgbuf[2];
 	struct i2c_client *client;
+	unsigned long timeout, read_time;
 	int status, i;
 
 	memset(msg, 0, sizeof(msg));
@@ -183,47 +184,60 @@ static ssize_t at24_eeprom_read(struct at24_data *at24, char *buf,
 	if (count > io_limit)
 		count = io_limit;
 
-	/* Smaller eeproms can work given some SMBus extension calls */
 	if (at24->use_smbus) {
+		/* Smaller eeproms can work given some SMBus extension calls */
 		if (count > I2C_SMBUS_BLOCK_MAX)
 			count = I2C_SMBUS_BLOCK_MAX;
-		status = i2c_smbus_read_i2c_block_data(client, offset,
-				count, buf);
-		dev_dbg(&client->dev, "smbus read %zu@%d --> %d\n",
-				count, offset, status);
-		return (status < 0) ? -EIO : status;
+	} else {
+		/*
+		 * When we have a better choice than SMBus calls, use a
+		 * combined I2C message. Write address; then read up to
+		 * io_limit data bytes. Note that read page rollover helps us
+		 * here (unlike writes). msgbuf is u8 and will cast to our
+		 * needs.
+		 */
+		i = 0;
+		if (at24->chip.flags & AT24_FLAG_ADDR16)
+			msgbuf[i++] = offset >> 8;
+		msgbuf[i++] = offset;
+
+		msg[0].addr = client->addr;
+		msg[0].buf = msgbuf;
+		msg[0].len = i;
+
+		msg[1].addr = client->addr;
+		msg[1].flags = I2C_M_RD;
+		msg[1].buf = buf;
+		msg[1].len = count;
 	}
 
 	/*
-	 * When we have a better choice than SMBus calls, use a combined
-	 * I2C message. Write address; then read up to io_limit data bytes.
-	 * Note that read page rollover helps us here (unlike writes).
-	 * msgbuf is u8 and will cast to our needs.
+	 * Reads fail if the previous write didn't complete yet. We may
+	 * loop a few times until this one succeeds, waiting at least
+	 * long enough for one entire page write to work.
 	 */
-	i = 0;
-	if (at24->chip.flags & AT24_FLAG_ADDR16)
-		msgbuf[i++] = offset >> 8;
-	msgbuf[i++] = offset;
-
-	msg[0].addr = client->addr;
-	msg[0].buf = msgbuf;
-	msg[0].len = i;
+	timeout = jiffies + msecs_to_jiffies(write_timeout);
+	do {
+		read_time = jiffies;
+		if (at24->use_smbus) {
+			status = i2c_smbus_read_i2c_block_data(client, offset,
+					count, buf);
+		} else {
+			status = i2c_transfer(client->adapter, msg, 2);
+			if (status == 2)
+				status = count;
+		}
+		dev_dbg(&client->dev, "read %zu@%d --> %d (%ld)\n",
+				count, offset, status, jiffies);
 
-	msg[1].addr = client->addr;
-	msg[1].flags = I2C_M_RD;
-	msg[1].buf = buf;
-	msg[1].len = count;
+		if (status == count)
+			return count;
 
-	status = i2c_transfer(client->adapter, msg, 2);
-	dev_dbg(&client->dev, "i2c read %zu@%d --> %d\n",
-			count, offset, status);
+		/* REVISIT: at HZ=100, this is sloooow */
+		msleep(1);
+	} while (time_before(read_time, timeout));
 
-	if (status == 2)
-		return count;
-	else if (status >= 0)
-		return -EIO;
-	else
-		return status;
+	return -ETIMEDOUT;
 }
 
 static ssize_t at24_read(struct at24_data *at24,
diff --git a/drivers/misc/eeprom/at25.c b/drivers/misc/eeprom/at25.c
index 2e535a0ccd5e..d902d81dde39 100644
--- a/drivers/misc/eeprom/at25.c
+++ b/drivers/misc/eeprom/at25.c
@@ -417,4 +417,4 @@ module_exit(at25_exit);
 MODULE_DESCRIPTION("Driver for most SPI EEPROMs");
 MODULE_AUTHOR("David Brownell");
 MODULE_LICENSE("GPL");
-
+MODULE_ALIAS("spi:at25");
diff --git a/drivers/misc/eeprom/max6875.c b/drivers/misc/eeprom/max6875.c
index 3c0c58eed347..5a6b2bce8ad5 100644
--- a/drivers/misc/eeprom/max6875.c
+++ b/drivers/misc/eeprom/max6875.c
@@ -33,12 +33,6 @@
 #include <linux/i2c.h>
 #include <linux/mutex.h>
 
-/* Do not scan - the MAX6875 access method will write to some EEPROM chips */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/* Insmod parameters */
-I2C_CLIENT_INSMOD_1(max6875);
-
 /* The MAX6875 can only read/write 16 bytes at a time */
 #define SLICE_SIZE			16
 #define SLICE_BITS			4
@@ -146,31 +140,21 @@ static struct bin_attribute user_eeprom_attr = {
 	.read = max6875_read,
 };
 
-/* Return 0 if detection is successful, -ENODEV otherwise */
-static int max6875_detect(struct i2c_client *client, int kind,
-			  struct i2c_board_info *info)
+static int max6875_probe(struct i2c_client *client,
+			 const struct i2c_device_id *id)
 {
 	struct i2c_adapter *adapter = client->adapter;
+	struct max6875_data *data;
+	int err;
 
 	if (!i2c_check_functionality(adapter, I2C_FUNC_SMBUS_WRITE_BYTE_DATA
 				     | I2C_FUNC_SMBUS_READ_BYTE))
 		return -ENODEV;
 
-	/* Only check even addresses */
+	/* Only bind to even addresses */
 	if (client->addr & 1)
 		return -ENODEV;
 
-	strlcpy(info->type, "max6875", I2C_NAME_SIZE);
-
-	return 0;
-}
-
-static int max6875_probe(struct i2c_client *client,
-			 const struct i2c_device_id *id)
-{
-	struct max6875_data *data;
-	int err;
-
 	if (!(data = kzalloc(sizeof(struct max6875_data), GFP_KERNEL)))
 		return -ENOMEM;
 
@@ -222,9 +206,6 @@ static struct i2c_driver max6875_driver = {
 	.probe		= max6875_probe,
 	.remove		= max6875_remove,
 	.id_table	= max6875_id,
-
-	.detect		= max6875_detect,
-	.address_data	= &addr_data,
 };
 
 static int __init max6875_init(void)
diff --git a/drivers/misc/hpilo.c b/drivers/misc/hpilo.c
index 1ad27c6abcca..a92a3a742b43 100644
--- a/drivers/misc/hpilo.c
+++ b/drivers/misc/hpilo.c
@@ -18,6 +18,7 @@
 #include <linux/device.h>
 #include <linux/file.h>
 #include <linux/cdev.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/delay.h>
 #include <linux/uaccess.h>
diff --git a/drivers/misc/ibmasm/command.c b/drivers/misc/ibmasm/command.c
index 276d3fb68094..e2031739aa29 100644
--- a/drivers/misc/ibmasm/command.c
+++ b/drivers/misc/ibmasm/command.c
@@ -22,6 +22,7 @@
  *
  */
 
+#include <linux/sched.h>
 #include "ibmasm.h"
 #include "lowlevel.h"
 
diff --git a/drivers/misc/ibmasm/event.c b/drivers/misc/ibmasm/event.c
index 68a0a5b94795..572d41ffc186 100644
--- a/drivers/misc/ibmasm/event.c
+++ b/drivers/misc/ibmasm/event.c
@@ -22,6 +22,7 @@
  *
  */
 
+#include <linux/sched.h>
 #include "ibmasm.h"
 #include "lowlevel.h"
 
diff --git a/drivers/misc/ibmasm/ibmasmfs.c b/drivers/misc/ibmasm/ibmasmfs.c
index de966a6fb7e6..aecf40ecb3a4 100644
--- a/drivers/misc/ibmasm/ibmasmfs.c
+++ b/drivers/misc/ibmasm/ibmasmfs.c
@@ -97,7 +97,7 @@ static int ibmasmfs_get_super(struct file_system_type *fst,
 	return get_sb_single(fst, flags, data, ibmasmfs_fill_super, mnt);
 }
 
-static struct super_operations ibmasmfs_s_ops = {
+static const struct super_operations ibmasmfs_s_ops = {
 	.statfs		= simple_statfs,
 	.drop_inode	= generic_delete_inode,
 };
diff --git a/drivers/misc/ibmasm/r_heartbeat.c b/drivers/misc/ibmasm/r_heartbeat.c
index bec9e2c44bef..2de487ac788c 100644
--- a/drivers/misc/ibmasm/r_heartbeat.c
+++ b/drivers/misc/ibmasm/r_heartbeat.c
@@ -20,6 +20,7 @@
  *
  */
 
+#include <linux/sched.h>
 #include "ibmasm.h"
 #include "dot_command.h"
 
diff --git a/drivers/misc/lkdtm.c b/drivers/misc/lkdtm.c
index 1bfe5d16963b..3648b23d5c92 100644
--- a/drivers/misc/lkdtm.c
+++ b/drivers/misc/lkdtm.c
@@ -283,7 +283,7 @@ static int __init lkdtm_module_init(void)
 
 	switch (cpoint) {
 	case INT_HARDWARE_ENTRY:
-		lkdtm.kp.symbol_name = "__do_IRQ";
+		lkdtm.kp.symbol_name = "do_IRQ";
 		lkdtm.entry = (kprobe_opcode_t*) jp_do_irq;
 		break;
 	case INT_HW_IRQ_EN:
diff --git a/drivers/misc/phantom.c b/drivers/misc/phantom.c
index fa57b67593ae..04c27266f567 100644
--- a/drivers/misc/phantom.c
+++ b/drivers/misc/phantom.c
@@ -22,6 +22,7 @@
 #include <linux/interrupt.h>
 #include <linux/cdev.h>
 #include <linux/phantom.h>
+#include <linux/sched.h>
 #include <linux/smp_lock.h>
 
 #include <asm/atomic.h>
@@ -271,7 +272,7 @@ static unsigned int phantom_poll(struct file *file, poll_table *wait)
 	return mask;
 }
 
-static struct file_operations phantom_file_ops = {
+static const struct file_operations phantom_file_ops = {
 	.open = phantom_open,
 	.release = phantom_release,
 	.unlocked_ioctl = phantom_ioctl,
diff --git a/drivers/misc/sgi-gru/grufile.c b/drivers/misc/sgi-gru/grufile.c
index aed609832bc2..41c8fe2a928c 100644
--- a/drivers/misc/sgi-gru/grufile.c
+++ b/drivers/misc/sgi-gru/grufile.c
@@ -53,7 +53,6 @@ struct gru_stats_s gru_stats;
 /* Guaranteed user available resources on each node */
 static int max_user_cbrs, max_user_dsr_bytes;
 
-static struct file_operations gru_fops;
 static struct miscdevice gru_miscdev;
 
 
@@ -426,7 +425,7 @@ static void __exit gru_exit(void)
 	gru_proc_exit();
 }
 
-static struct file_operations gru_fops = {
+static const struct file_operations gru_fops = {
 	.owner		= THIS_MODULE,
 	.unlocked_ioctl	= gru_file_unlocked_ioctl,
 	.mmap		= gru_file_mmap,
@@ -438,7 +437,7 @@ static struct miscdevice gru_miscdev = {
 	.fops		= &gru_fops,
 };
 
-struct vm_operations_struct gru_vm_ops = {
+const struct vm_operations_struct gru_vm_ops = {
 	.close		= gru_vma_close,
 	.fault		= gru_fault,
 };
diff --git a/drivers/misc/sgi-gru/grukservices.c b/drivers/misc/sgi-gru/grukservices.c
index 79689b10f937..766e21e15574 100644
--- a/drivers/misc/sgi-gru/grukservices.c
+++ b/drivers/misc/sgi-gru/grukservices.c
@@ -937,6 +937,8 @@ static int quicktest1(unsigned long arg)
 
 	/* Need  1K cacheline aligned that does not cross page boundary */
 	p = kmalloc(4096, 0);
+	if (p == NULL)
+		return -ENOMEM;
 	mq = ALIGNUP(p, 1024);
 	memset(mes, 0xee, sizeof(mes));
 	dw = mq;
diff --git a/drivers/misc/sgi-gru/gruprocfs.c b/drivers/misc/sgi-gru/gruprocfs.c
index 9cbf95bedce6..3f2375c5ba5b 100644
--- a/drivers/misc/sgi-gru/gruprocfs.c
+++ b/drivers/misc/sgi-gru/gruprocfs.c
@@ -161,14 +161,15 @@ static int options_show(struct seq_file *s, void *p)
 static ssize_t options_write(struct file *file, const char __user *userbuf,
 			     size_t count, loff_t *data)
 {
-	unsigned long val;
-	char buf[80];
+	char buf[20];
 
-	if (strncpy_from_user(buf, userbuf, sizeof(buf) - 1) < 0)
+	if (count >= sizeof(buf))
+		return -EINVAL;
+	if (copy_from_user(buf, userbuf, count))
 		return -EFAULT;
-	buf[count - 1] = '\0';
-	if (!strict_strtoul(buf, 10, &val))
-		gru_options = val;
+	buf[count] = '\0';
+	if (strict_strtoul(buf, 0, &gru_options))
+		return -EINVAL;
 
 	return count;
 }
@@ -340,10 +341,9 @@ static struct proc_dir_entry *proc_gru __read_mostly;
 
 static int create_proc_file(struct proc_entry *p)
 {
-	p->entry = create_proc_entry(p->name, p->mode, proc_gru);
+	p->entry = proc_create(p->name, p->mode, proc_gru, p->fops);
 	if (!p->entry)
 		return -1;
-	p->entry->proc_fops = p->fops;
 	return 0;
 }
 
diff --git a/drivers/misc/sgi-gru/grutables.h b/drivers/misc/sgi-gru/grutables.h
index 34ab3d453919..46990bcfa536 100644
--- a/drivers/misc/sgi-gru/grutables.h
+++ b/drivers/misc/sgi-gru/grutables.h
@@ -624,7 +624,7 @@ static inline int is_kernel_context(struct gru_thread_state *gts)
  */
 struct gru_unload_context_req;
 
-extern struct vm_operations_struct gru_vm_ops;
+extern const struct vm_operations_struct gru_vm_ops;
 extern struct device *grudev;
 
 extern struct gru_vma_data *gru_alloc_vma_data(struct vm_area_struct *vma,
diff --git a/drivers/mmc/card/block.c b/drivers/mmc/card/block.c
index adc205c49fbf..85f0e8cd875b 100644
--- a/drivers/mmc/card/block.c
+++ b/drivers/mmc/card/block.c
@@ -130,7 +130,7 @@ mmc_blk_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations mmc_bdops = {
+static const struct block_device_operations mmc_bdops = {
 	.open			= mmc_blk_open,
 	.release		= mmc_blk_release,
 	.getgeo			= mmc_blk_getgeo,
diff --git a/drivers/mmc/core/core.c b/drivers/mmc/core/core.c
index d84c880fac84..7dab2e5f4bc9 100644
--- a/drivers/mmc/core/core.c
+++ b/drivers/mmc/core/core.c
@@ -344,6 +344,101 @@ unsigned int mmc_align_data_size(struct mmc_card *card, unsigned int sz)
 EXPORT_SYMBOL(mmc_align_data_size);
 
 /**
+ *	mmc_host_enable - enable a host.
+ *	@host: mmc host to enable
+ *
+ *	Hosts that support power saving can use the 'enable' and 'disable'
+ *	methods to exit and enter power saving states. For more information
+ *	see comments for struct mmc_host_ops.
+ */
+int mmc_host_enable(struct mmc_host *host)
+{
+	if (!(host->caps & MMC_CAP_DISABLE))
+		return 0;
+
+	if (host->en_dis_recurs)
+		return 0;
+
+	if (host->nesting_cnt++)
+		return 0;
+
+	cancel_delayed_work_sync(&host->disable);
+
+	if (host->enabled)
+		return 0;
+
+	if (host->ops->enable) {
+		int err;
+
+		host->en_dis_recurs = 1;
+		err = host->ops->enable(host);
+		host->en_dis_recurs = 0;
+
+		if (err) {
+			pr_debug("%s: enable error %d\n",
+				 mmc_hostname(host), err);
+			return err;
+		}
+	}
+	host->enabled = 1;
+	return 0;
+}
+EXPORT_SYMBOL(mmc_host_enable);
+
+static int mmc_host_do_disable(struct mmc_host *host, int lazy)
+{
+	if (host->ops->disable) {
+		int err;
+
+		host->en_dis_recurs = 1;
+		err = host->ops->disable(host, lazy);
+		host->en_dis_recurs = 0;
+
+		if (err < 0) {
+			pr_debug("%s: disable error %d\n",
+				 mmc_hostname(host), err);
+			return err;
+		}
+		if (err > 0) {
+			unsigned long delay = msecs_to_jiffies(err);
+
+			mmc_schedule_delayed_work(&host->disable, delay);
+		}
+	}
+	host->enabled = 0;
+	return 0;
+}
+
+/**
+ *	mmc_host_disable - disable a host.
+ *	@host: mmc host to disable
+ *
+ *	Hosts that support power saving can use the 'enable' and 'disable'
+ *	methods to exit and enter power saving states. For more information
+ *	see comments for struct mmc_host_ops.
+ */
+int mmc_host_disable(struct mmc_host *host)
+{
+	int err;
+
+	if (!(host->caps & MMC_CAP_DISABLE))
+		return 0;
+
+	if (host->en_dis_recurs)
+		return 0;
+
+	if (--host->nesting_cnt)
+		return 0;
+
+	if (!host->enabled)
+		return 0;
+
+	err = mmc_host_do_disable(host, 0);
+	return err;
+}
+EXPORT_SYMBOL(mmc_host_disable);
+
+/**
  *	__mmc_claim_host - exclusively claim a host
  *	@host: mmc host to claim
  *	@abort: whether or not the operation should be aborted
@@ -366,25 +461,111 @@ int __mmc_claim_host(struct mmc_host *host, atomic_t *abort)
 	while (1) {
 		set_current_state(TASK_UNINTERRUPTIBLE);
 		stop = abort ? atomic_read(abort) : 0;
-		if (stop || !host->claimed)
+		if (stop || !host->claimed || host->claimer == current)
 			break;
 		spin_unlock_irqrestore(&host->lock, flags);
 		schedule();
 		spin_lock_irqsave(&host->lock, flags);
 	}
 	set_current_state(TASK_RUNNING);
-	if (!stop)
+	if (!stop) {
 		host->claimed = 1;
-	else
+		host->claimer = current;
+		host->claim_cnt += 1;
+	} else
 		wake_up(&host->wq);
 	spin_unlock_irqrestore(&host->lock, flags);
 	remove_wait_queue(&host->wq, &wait);
+	if (!stop)
+		mmc_host_enable(host);
 	return stop;
 }
 
 EXPORT_SYMBOL(__mmc_claim_host);
 
 /**
+ *	mmc_try_claim_host - try exclusively to claim a host
+ *	@host: mmc host to claim
+ *
+ *	Returns %1 if the host is claimed, %0 otherwise.
+ */
+int mmc_try_claim_host(struct mmc_host *host)
+{
+	int claimed_host = 0;
+	unsigned long flags;
+
+	spin_lock_irqsave(&host->lock, flags);
+	if (!host->claimed || host->claimer == current) {
+		host->claimed = 1;
+		host->claimer = current;
+		host->claim_cnt += 1;
+		claimed_host = 1;
+	}
+	spin_unlock_irqrestore(&host->lock, flags);
+	return claimed_host;
+}
+EXPORT_SYMBOL(mmc_try_claim_host);
+
+static void mmc_do_release_host(struct mmc_host *host)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&host->lock, flags);
+	if (--host->claim_cnt) {
+		/* Release for nested claim */
+		spin_unlock_irqrestore(&host->lock, flags);
+	} else {
+		host->claimed = 0;
+		host->claimer = NULL;
+		spin_unlock_irqrestore(&host->lock, flags);
+		wake_up(&host->wq);
+	}
+}
+
+void mmc_host_deeper_disable(struct work_struct *work)
+{
+	struct mmc_host *host =
+		container_of(work, struct mmc_host, disable.work);
+
+	/* If the host is claimed then we do not want to disable it anymore */
+	if (!mmc_try_claim_host(host))
+		return;
+	mmc_host_do_disable(host, 1);
+	mmc_do_release_host(host);
+}
+
+/**
+ *	mmc_host_lazy_disable - lazily disable a host.
+ *	@host: mmc host to disable
+ *
+ *	Hosts that support power saving can use the 'enable' and 'disable'
+ *	methods to exit and enter power saving states. For more information
+ *	see comments for struct mmc_host_ops.
+ */
+int mmc_host_lazy_disable(struct mmc_host *host)
+{
+	if (!(host->caps & MMC_CAP_DISABLE))
+		return 0;
+
+	if (host->en_dis_recurs)
+		return 0;
+
+	if (--host->nesting_cnt)
+		return 0;
+
+	if (!host->enabled)
+		return 0;
+
+	if (host->disable_delay) {
+		mmc_schedule_delayed_work(&host->disable,
+				msecs_to_jiffies(host->disable_delay));
+		return 0;
+	} else
+		return mmc_host_do_disable(host, 1);
+}
+EXPORT_SYMBOL(mmc_host_lazy_disable);
+
+/**
  *	mmc_release_host - release a host
  *	@host: mmc host to release
  *
@@ -393,15 +574,11 @@ EXPORT_SYMBOL(__mmc_claim_host);
  */
 void mmc_release_host(struct mmc_host *host)
 {
-	unsigned long flags;
-
 	WARN_ON(!host->claimed);
 
-	spin_lock_irqsave(&host->lock, flags);
-	host->claimed = 0;
-	spin_unlock_irqrestore(&host->lock, flags);
+	mmc_host_lazy_disable(host);
 
-	wake_up(&host->wq);
+	mmc_do_release_host(host);
 }
 
 EXPORT_SYMBOL(mmc_release_host);
@@ -687,7 +864,13 @@ void mmc_set_timing(struct mmc_host *host, unsigned int timing)
  */
 static void mmc_power_up(struct mmc_host *host)
 {
-	int bit = fls(host->ocr_avail) - 1;
+	int bit;
+
+	/* If ocr is set, we use it */
+	if (host->ocr)
+		bit = ffs(host->ocr) - 1;
+	else
+		bit = fls(host->ocr_avail) - 1;
 
 	host->ios.vdd = bit;
 	if (mmc_host_is_spi(host)) {
@@ -947,6 +1130,8 @@ void mmc_stop_host(struct mmc_host *host)
 	spin_unlock_irqrestore(&host->lock, flags);
 #endif
 
+	if (host->caps & MMC_CAP_DISABLE)
+		cancel_delayed_work(&host->disable);
 	cancel_delayed_work(&host->detect);
 	mmc_flush_scheduled_work();
 
@@ -958,6 +1143,8 @@ void mmc_stop_host(struct mmc_host *host)
 		mmc_claim_host(host);
 		mmc_detach_bus(host);
 		mmc_release_host(host);
+		mmc_bus_put(host);
+		return;
 	}
 	mmc_bus_put(host);
 
@@ -966,6 +1153,80 @@ void mmc_stop_host(struct mmc_host *host)
 	mmc_power_off(host);
 }
 
+void mmc_power_save_host(struct mmc_host *host)
+{
+	mmc_bus_get(host);
+
+	if (!host->bus_ops || host->bus_dead || !host->bus_ops->power_restore) {
+		mmc_bus_put(host);
+		return;
+	}
+
+	if (host->bus_ops->power_save)
+		host->bus_ops->power_save(host);
+
+	mmc_bus_put(host);
+
+	mmc_power_off(host);
+}
+EXPORT_SYMBOL(mmc_power_save_host);
+
+void mmc_power_restore_host(struct mmc_host *host)
+{
+	mmc_bus_get(host);
+
+	if (!host->bus_ops || host->bus_dead || !host->bus_ops->power_restore) {
+		mmc_bus_put(host);
+		return;
+	}
+
+	mmc_power_up(host);
+	host->bus_ops->power_restore(host);
+
+	mmc_bus_put(host);
+}
+EXPORT_SYMBOL(mmc_power_restore_host);
+
+int mmc_card_awake(struct mmc_host *host)
+{
+	int err = -ENOSYS;
+
+	mmc_bus_get(host);
+
+	if (host->bus_ops && !host->bus_dead && host->bus_ops->awake)
+		err = host->bus_ops->awake(host);
+
+	mmc_bus_put(host);
+
+	return err;
+}
+EXPORT_SYMBOL(mmc_card_awake);
+
+int mmc_card_sleep(struct mmc_host *host)
+{
+	int err = -ENOSYS;
+
+	mmc_bus_get(host);
+
+	if (host->bus_ops && !host->bus_dead && host->bus_ops->awake)
+		err = host->bus_ops->sleep(host);
+
+	mmc_bus_put(host);
+
+	return err;
+}
+EXPORT_SYMBOL(mmc_card_sleep);
+
+int mmc_card_can_sleep(struct mmc_host *host)
+{
+	struct mmc_card *card = host->card;
+
+	if (card && mmc_card_mmc(card) && card->ext_csd.rev >= 3)
+		return 1;
+	return 0;
+}
+EXPORT_SYMBOL(mmc_card_can_sleep);
+
 #ifdef CONFIG_PM
 
 /**
@@ -975,27 +1236,36 @@ void mmc_stop_host(struct mmc_host *host)
  */
 int mmc_suspend_host(struct mmc_host *host, pm_message_t state)
 {
+	int err = 0;
+
+	if (host->caps & MMC_CAP_DISABLE)
+		cancel_delayed_work(&host->disable);
 	cancel_delayed_work(&host->detect);
 	mmc_flush_scheduled_work();
 
 	mmc_bus_get(host);
 	if (host->bus_ops && !host->bus_dead) {
 		if (host->bus_ops->suspend)
-			host->bus_ops->suspend(host);
-		if (!host->bus_ops->resume) {
+			err = host->bus_ops->suspend(host);
+		if (err == -ENOSYS || !host->bus_ops->resume) {
+			/*
+			 * We simply "remove" the card in this case.
+			 * It will be redetected on resume.
+			 */
 			if (host->bus_ops->remove)
 				host->bus_ops->remove(host);
-
 			mmc_claim_host(host);
 			mmc_detach_bus(host);
 			mmc_release_host(host);
+			err = 0;
 		}
 	}
 	mmc_bus_put(host);
 
-	mmc_power_off(host);
+	if (!err)
+		mmc_power_off(host);
 
-	return 0;
+	return err;
 }
 
 EXPORT_SYMBOL(mmc_suspend_host);
@@ -1006,12 +1276,26 @@ EXPORT_SYMBOL(mmc_suspend_host);
  */
 int mmc_resume_host(struct mmc_host *host)
 {
+	int err = 0;
+
 	mmc_bus_get(host);
 	if (host->bus_ops && !host->bus_dead) {
 		mmc_power_up(host);
 		mmc_select_voltage(host, host->ocr);
 		BUG_ON(!host->bus_ops->resume);
-		host->bus_ops->resume(host);
+		err = host->bus_ops->resume(host);
+		if (err) {
+			printk(KERN_WARNING "%s: error %d during resume "
+					    "(card was removed?)\n",
+					    mmc_hostname(host), err);
+			if (host->bus_ops->remove)
+				host->bus_ops->remove(host);
+			mmc_claim_host(host);
+			mmc_detach_bus(host);
+			mmc_release_host(host);
+			/* no need to bother upper layers */
+			err = 0;
+		}
 	}
 	mmc_bus_put(host);
 
@@ -1021,7 +1305,7 @@ int mmc_resume_host(struct mmc_host *host)
 	 */
 	mmc_detect_change(host, 1);
 
-	return 0;
+	return err;
 }
 
 EXPORT_SYMBOL(mmc_resume_host);
diff --git a/drivers/mmc/core/core.h b/drivers/mmc/core/core.h
index c819effa1032..67ae6abc4230 100644
--- a/drivers/mmc/core/core.h
+++ b/drivers/mmc/core/core.h
@@ -16,10 +16,14 @@
 #define MMC_CMD_RETRIES        3
 
 struct mmc_bus_ops {
+	int (*awake)(struct mmc_host *);
+	int (*sleep)(struct mmc_host *);
 	void (*remove)(struct mmc_host *);
 	void (*detect)(struct mmc_host *);
-	void (*suspend)(struct mmc_host *);
-	void (*resume)(struct mmc_host *);
+	int (*suspend)(struct mmc_host *);
+	int (*resume)(struct mmc_host *);
+	void (*power_save)(struct mmc_host *);
+	void (*power_restore)(struct mmc_host *);
 };
 
 void mmc_attach_bus(struct mmc_host *host, const struct mmc_bus_ops *ops);
diff --git a/drivers/mmc/core/debugfs.c b/drivers/mmc/core/debugfs.c
index 610dbd1fcc82..96d10f40fb23 100644
--- a/drivers/mmc/core/debugfs.c
+++ b/drivers/mmc/core/debugfs.c
@@ -240,7 +240,7 @@ static int mmc_ext_csd_release(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static struct file_operations mmc_dbg_ext_csd_fops = {
+static const struct file_operations mmc_dbg_ext_csd_fops = {
 	.open		= mmc_ext_csd_open,
 	.read		= mmc_ext_csd_read,
 	.release	= mmc_ext_csd_release,
diff --git a/drivers/mmc/core/host.c b/drivers/mmc/core/host.c
index 5e945e64ead7..a268d12f1af0 100644
--- a/drivers/mmc/core/host.c
+++ b/drivers/mmc/core/host.c
@@ -83,6 +83,7 @@ struct mmc_host *mmc_alloc_host(int extra, struct device *dev)
 	spin_lock_init(&host->lock);
 	init_waitqueue_head(&host->wq);
 	INIT_DELAYED_WORK(&host->detect, mmc_rescan);
+	INIT_DELAYED_WORK_DEFERRABLE(&host->disable, mmc_host_deeper_disable);
 
 	/*
 	 * By default, hosts do not support SGIO or large requests.
diff --git a/drivers/mmc/core/host.h b/drivers/mmc/core/host.h
index c2dc3d2d9f9a..8c87e1109a34 100644
--- a/drivers/mmc/core/host.h
+++ b/drivers/mmc/core/host.h
@@ -14,5 +14,7 @@
 int mmc_register_host_class(void);
 void mmc_unregister_host_class(void);
 
+void mmc_host_deeper_disable(struct work_struct *work);
+
 #endif
 
diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c
index 2fb9d5f271ea..bfefce365ae7 100644
--- a/drivers/mmc/core/mmc.c
+++ b/drivers/mmc/core/mmc.c
@@ -160,7 +160,6 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 {
 	int err;
 	u8 *ext_csd;
-	unsigned int ext_csd_struct;
 
 	BUG_ON(!card);
 
@@ -180,11 +179,11 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 
 	err = mmc_send_ext_csd(card, ext_csd);
 	if (err) {
-		/*
-		 * We all hosts that cannot perform the command
-		 * to fail more gracefully
-		 */
-		if (err != -EINVAL)
+		/* If the host or the card can't do the switch,
+		 * fail more gracefully. */
+		if ((err != -EINVAL)
+		 && (err != -ENOSYS)
+		 && (err != -EFAULT))
 			goto out;
 
 		/*
@@ -207,16 +206,16 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 		goto out;
 	}
 
-	ext_csd_struct = ext_csd[EXT_CSD_REV];
-	if (ext_csd_struct > 3) {
+	card->ext_csd.rev = ext_csd[EXT_CSD_REV];
+	if (card->ext_csd.rev > 3) {
 		printk(KERN_ERR "%s: unrecognised EXT_CSD structure "
 			"version %d\n", mmc_hostname(card->host),
-			ext_csd_struct);
+			card->ext_csd.rev);
 		err = -EINVAL;
 		goto out;
 	}
 
-	if (ext_csd_struct >= 2) {
+	if (card->ext_csd.rev >= 2) {
 		card->ext_csd.sectors =
 			ext_csd[EXT_CSD_SEC_CNT + 0] << 0 |
 			ext_csd[EXT_CSD_SEC_CNT + 1] << 8 |
@@ -241,6 +240,15 @@ static int mmc_read_ext_csd(struct mmc_card *card)
 		goto out;
 	}
 
+	if (card->ext_csd.rev >= 3) {
+		u8 sa_shift = ext_csd[EXT_CSD_S_A_TIMEOUT];
+
+		/* Sleep / awake timeout in 100ns units */
+		if (sa_shift > 0 && sa_shift <= 0x17)
+			card->ext_csd.sa_timeout =
+					1 << ext_csd[EXT_CSD_S_A_TIMEOUT];
+	}
+
 out:
 	kfree(ext_csd);
 
@@ -408,12 +416,17 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
 		(host->caps & MMC_CAP_MMC_HIGHSPEED)) {
 		err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
 			EXT_CSD_HS_TIMING, 1);
-		if (err)
+		if (err && err != -EBADMSG)
 			goto free_card;
 
-		mmc_card_set_highspeed(card);
-
-		mmc_set_timing(card->host, MMC_TIMING_MMC_HS);
+		if (err) {
+			printk(KERN_WARNING "%s: switch to highspeed failed\n",
+			       mmc_hostname(card->host));
+			err = 0;
+		} else {
+			mmc_card_set_highspeed(card);
+			mmc_set_timing(card->host, MMC_TIMING_MMC_HS);
+		}
 	}
 
 	/*
@@ -448,10 +461,17 @@ static int mmc_init_card(struct mmc_host *host, u32 ocr,
 		err = mmc_switch(card, EXT_CSD_CMD_SET_NORMAL,
 				 EXT_CSD_BUS_WIDTH, ext_csd_bit);
 
-		if (err)
+		if (err && err != -EBADMSG)
 			goto free_card;
 
-		mmc_set_bus_width(card->host, bus_width);
+		if (err) {
+			printk(KERN_WARNING "%s: switch to bus width %d "
+			       "failed\n", mmc_hostname(card->host),
+			       1 << bus_width);
+			err = 0;
+		} else {
+			mmc_set_bus_width(card->host, bus_width);
+		}
 	}
 
 	if (!oldcard)
@@ -507,12 +527,10 @@ static void mmc_detect(struct mmc_host *host)
 	}
 }
 
-#ifdef CONFIG_MMC_UNSAFE_RESUME
-
 /*
  * Suspend callback from host.
  */
-static void mmc_suspend(struct mmc_host *host)
+static int mmc_suspend(struct mmc_host *host)
 {
 	BUG_ON(!host);
 	BUG_ON(!host->card);
@@ -522,6 +540,8 @@ static void mmc_suspend(struct mmc_host *host)
 		mmc_deselect_cards(host);
 	host->card->state &= ~MMC_STATE_HIGHSPEED;
 	mmc_release_host(host);
+
+	return 0;
 }
 
 /*
@@ -530,7 +550,7 @@ static void mmc_suspend(struct mmc_host *host)
  * This function tries to determine if the same card is still present
  * and, if so, restore all state to it.
  */
-static void mmc_resume(struct mmc_host *host)
+static int mmc_resume(struct mmc_host *host)
 {
 	int err;
 
@@ -541,30 +561,99 @@ static void mmc_resume(struct mmc_host *host)
 	err = mmc_init_card(host, host->ocr, host->card);
 	mmc_release_host(host);
 
-	if (err) {
-		mmc_remove(host);
+	return err;
+}
 
-		mmc_claim_host(host);
-		mmc_detach_bus(host);
-		mmc_release_host(host);
+static void mmc_power_restore(struct mmc_host *host)
+{
+	host->card->state &= ~MMC_STATE_HIGHSPEED;
+	mmc_claim_host(host);
+	mmc_init_card(host, host->ocr, host->card);
+	mmc_release_host(host);
+}
+
+static int mmc_sleep(struct mmc_host *host)
+{
+	struct mmc_card *card = host->card;
+	int err = -ENOSYS;
+
+	if (card && card->ext_csd.rev >= 3) {
+		err = mmc_card_sleepawake(host, 1);
+		if (err < 0)
+			pr_debug("%s: Error %d while putting card into sleep",
+				 mmc_hostname(host), err);
 	}
 
+	return err;
 }
 
-#else
+static int mmc_awake(struct mmc_host *host)
+{
+	struct mmc_card *card = host->card;
+	int err = -ENOSYS;
+
+	if (card && card->ext_csd.rev >= 3) {
+		err = mmc_card_sleepawake(host, 0);
+		if (err < 0)
+			pr_debug("%s: Error %d while awaking sleeping card",
+				 mmc_hostname(host), err);
+	}
+
+	return err;
+}
 
-#define mmc_suspend NULL
-#define mmc_resume NULL
+#ifdef CONFIG_MMC_UNSAFE_RESUME
 
-#endif
+static const struct mmc_bus_ops mmc_ops = {
+	.awake = mmc_awake,
+	.sleep = mmc_sleep,
+	.remove = mmc_remove,
+	.detect = mmc_detect,
+	.suspend = mmc_suspend,
+	.resume = mmc_resume,
+	.power_restore = mmc_power_restore,
+};
+
+static void mmc_attach_bus_ops(struct mmc_host *host)
+{
+	mmc_attach_bus(host, &mmc_ops);
+}
+
+#else
 
 static const struct mmc_bus_ops mmc_ops = {
+	.awake = mmc_awake,
+	.sleep = mmc_sleep,
+	.remove = mmc_remove,
+	.detect = mmc_detect,
+	.suspend = NULL,
+	.resume = NULL,
+	.power_restore = mmc_power_restore,
+};
+
+static const struct mmc_bus_ops mmc_ops_unsafe = {
+	.awake = mmc_awake,
+	.sleep = mmc_sleep,
 	.remove = mmc_remove,
 	.detect = mmc_detect,
 	.suspend = mmc_suspend,
 	.resume = mmc_resume,
+	.power_restore = mmc_power_restore,
 };
 
+static void mmc_attach_bus_ops(struct mmc_host *host)
+{
+	const struct mmc_bus_ops *bus_ops;
+
+	if (host->caps & MMC_CAP_NONREMOVABLE)
+		bus_ops = &mmc_ops_unsafe;
+	else
+		bus_ops = &mmc_ops;
+	mmc_attach_bus(host, bus_ops);
+}
+
+#endif
+
 /*
  * Starting point for MMC card init.
  */
@@ -575,7 +664,7 @@ int mmc_attach_mmc(struct mmc_host *host, u32 ocr)
 	BUG_ON(!host);
 	WARN_ON(!host->claimed);
 
-	mmc_attach_bus(host, &mmc_ops);
+	mmc_attach_bus_ops(host);
 
 	/*
 	 * We need to get OCR a different way for SPI.
diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c
index 34ce2703d29a..d2cb5c634392 100644
--- a/drivers/mmc/core/mmc_ops.c
+++ b/drivers/mmc/core/mmc_ops.c
@@ -57,6 +57,42 @@ int mmc_deselect_cards(struct mmc_host *host)
 	return _mmc_select_card(host, NULL);
 }
 
+int mmc_card_sleepawake(struct mmc_host *host, int sleep)
+{
+	struct mmc_command cmd;
+	struct mmc_card *card = host->card;
+	int err;
+
+	if (sleep)
+		mmc_deselect_cards(host);
+
+	memset(&cmd, 0, sizeof(struct mmc_command));
+
+	cmd.opcode = MMC_SLEEP_AWAKE;
+	cmd.arg = card->rca << 16;
+	if (sleep)
+		cmd.arg |= 1 << 15;
+
+	cmd.flags = MMC_RSP_R1B | MMC_CMD_AC;
+	err = mmc_wait_for_cmd(host, &cmd, 0);
+	if (err)
+		return err;
+
+	/*
+	 * If the host does not wait while the card signals busy, then we will
+	 * will have to wait the sleep/awake timeout.  Note, we cannot use the
+	 * SEND_STATUS command to poll the status because that command (and most
+	 * others) is invalid while the card sleeps.
+	 */
+	if (!(host->caps & MMC_CAP_WAIT_WHILE_BUSY))
+		mmc_delay(DIV_ROUND_UP(card->ext_csd.sa_timeout, 10000));
+
+	if (!sleep)
+		err = mmc_select_card(card);
+
+	return err;
+}
+
 int mmc_go_idle(struct mmc_host *host)
 {
 	int err;
@@ -354,6 +390,7 @@ int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value)
 {
 	int err;
 	struct mmc_command cmd;
+	u32 status;
 
 	BUG_ON(!card);
 	BUG_ON(!card->host);
@@ -371,6 +408,28 @@ int mmc_switch(struct mmc_card *card, u8 set, u8 index, u8 value)
 	if (err)
 		return err;
 
+	/* Must check status to be sure of no errors */
+	do {
+		err = mmc_send_status(card, &status);
+		if (err)
+			return err;
+		if (card->host->caps & MMC_CAP_WAIT_WHILE_BUSY)
+			break;
+		if (mmc_host_is_spi(card->host))
+			break;
+	} while (R1_CURRENT_STATE(status) == 7);
+
+	if (mmc_host_is_spi(card->host)) {
+		if (status & R1_SPI_ILLEGAL_COMMAND)
+			return -EBADMSG;
+	} else {
+		if (status & 0xFDFFA000)
+			printk(KERN_WARNING "%s: unexpected status %#x after "
+			       "switch", mmc_hostname(card->host), status);
+		if (status & R1_SWITCH_ERROR)
+			return -EBADMSG;
+	}
+
 	return 0;
 }
 
diff --git a/drivers/mmc/core/mmc_ops.h b/drivers/mmc/core/mmc_ops.h
index 17854bf7cf0d..653eb8e84178 100644
--- a/drivers/mmc/core/mmc_ops.h
+++ b/drivers/mmc/core/mmc_ops.h
@@ -25,6 +25,7 @@ int mmc_send_status(struct mmc_card *card, u32 *status);
 int mmc_send_cid(struct mmc_host *host, u32 *cid);
 int mmc_spi_read_ocr(struct mmc_host *host, int highcap, u32 *ocrp);
 int mmc_spi_set_crc(struct mmc_host *host, int use_crc);
+int mmc_card_sleepawake(struct mmc_host *host, int sleep);
 
 #endif
 
diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c
index 7ad646fe077e..10b2a4d20f5a 100644
--- a/drivers/mmc/core/sd.c
+++ b/drivers/mmc/core/sd.c
@@ -210,11 +210,11 @@ static int mmc_read_switch(struct mmc_card *card)
 
 	err = mmc_sd_switch(card, 0, 0, 1, status);
 	if (err) {
-		/*
-		 * We all hosts that cannot perform the command
-		 * to fail more gracefully
-		 */
-		if (err != -EINVAL)
+		/* If the host or the card can't do the switch,
+		 * fail more gracefully. */
+		if ((err != -EINVAL)
+		 && (err != -ENOSYS)
+		 && (err != -EFAULT))
 			goto out;
 
 		printk(KERN_WARNING "%s: problem reading switch "
@@ -561,12 +561,10 @@ static void mmc_sd_detect(struct mmc_host *host)
 	}
 }
 
-#ifdef CONFIG_MMC_UNSAFE_RESUME
-
 /*
  * Suspend callback from host.
  */
-static void mmc_sd_suspend(struct mmc_host *host)
+static int mmc_sd_suspend(struct mmc_host *host)
 {
 	BUG_ON(!host);
 	BUG_ON(!host->card);
@@ -576,6 +574,8 @@ static void mmc_sd_suspend(struct mmc_host *host)
 		mmc_deselect_cards(host);
 	host->card->state &= ~MMC_STATE_HIGHSPEED;
 	mmc_release_host(host);
+
+	return 0;
 }
 
 /*
@@ -584,7 +584,7 @@ static void mmc_sd_suspend(struct mmc_host *host)
  * This function tries to determine if the same card is still present
  * and, if so, restore all state to it.
  */
-static void mmc_sd_resume(struct mmc_host *host)
+static int mmc_sd_resume(struct mmc_host *host)
 {
 	int err;
 
@@ -595,30 +595,63 @@ static void mmc_sd_resume(struct mmc_host *host)
 	err = mmc_sd_init_card(host, host->ocr, host->card);
 	mmc_release_host(host);
 
-	if (err) {
-		mmc_sd_remove(host);
-
-		mmc_claim_host(host);
-		mmc_detach_bus(host);
-		mmc_release_host(host);
-	}
+	return err;
+}
 
+static void mmc_sd_power_restore(struct mmc_host *host)
+{
+	host->card->state &= ~MMC_STATE_HIGHSPEED;
+	mmc_claim_host(host);
+	mmc_sd_init_card(host, host->ocr, host->card);
+	mmc_release_host(host);
 }
 
-#else
+#ifdef CONFIG_MMC_UNSAFE_RESUME
 
-#define mmc_sd_suspend NULL
-#define mmc_sd_resume NULL
+static const struct mmc_bus_ops mmc_sd_ops = {
+	.remove = mmc_sd_remove,
+	.detect = mmc_sd_detect,
+	.suspend = mmc_sd_suspend,
+	.resume = mmc_sd_resume,
+	.power_restore = mmc_sd_power_restore,
+};
 
-#endif
+static void mmc_sd_attach_bus_ops(struct mmc_host *host)
+{
+	mmc_attach_bus(host, &mmc_sd_ops);
+}
+
+#else
 
 static const struct mmc_bus_ops mmc_sd_ops = {
 	.remove = mmc_sd_remove,
 	.detect = mmc_sd_detect,
+	.suspend = NULL,
+	.resume = NULL,
+	.power_restore = mmc_sd_power_restore,
+};
+
+static const struct mmc_bus_ops mmc_sd_ops_unsafe = {
+	.remove = mmc_sd_remove,
+	.detect = mmc_sd_detect,
 	.suspend = mmc_sd_suspend,
 	.resume = mmc_sd_resume,
+	.power_restore = mmc_sd_power_restore,
 };
 
+static void mmc_sd_attach_bus_ops(struct mmc_host *host)
+{
+	const struct mmc_bus_ops *bus_ops;
+
+	if (host->caps & MMC_CAP_NONREMOVABLE)
+		bus_ops = &mmc_sd_ops_unsafe;
+	else
+		bus_ops = &mmc_sd_ops;
+	mmc_attach_bus(host, bus_ops);
+}
+
+#endif
+
 /*
  * Starting point for SD card init.
  */
@@ -629,7 +662,7 @@ int mmc_attach_sd(struct mmc_host *host, u32 ocr)
 	BUG_ON(!host);
 	WARN_ON(!host->claimed);
 
-	mmc_attach_bus(host, &mmc_sd_ops);
+	mmc_sd_attach_bus_ops(host);
 
 	/*
 	 * We need to get OCR a different way for SPI.
diff --git a/drivers/mmc/core/sdio.c b/drivers/mmc/core/sdio.c
index fb99ccff9080..cdb845b68ab5 100644
--- a/drivers/mmc/core/sdio.c
+++ b/drivers/mmc/core/sdio.c
@@ -165,6 +165,29 @@ static int sdio_enable_wide(struct mmc_card *card)
 }
 
 /*
+ * If desired, disconnect the pull-up resistor on CD/DAT[3] (pin 1)
+ * of the card. This may be required on certain setups of boards,
+ * controllers and embedded sdio device which do not need the card's
+ * pull-up. As a result, card detection is disabled and power is saved.
+ */
+static int sdio_disable_cd(struct mmc_card *card)
+{
+	int ret;
+	u8 ctrl;
+
+	if (!card->cccr.disable_cd)
+		return 0;
+
+	ret = mmc_io_rw_direct(card, 0, 0, SDIO_CCCR_IF, 0, &ctrl);
+	if (ret)
+		return ret;
+
+	ctrl |= SDIO_BUS_CD_DISABLE;
+
+	return mmc_io_rw_direct(card, 1, 0, SDIO_CCCR_IF, ctrl, NULL);
+}
+
+/*
  * Test if the card supports high-speed mode and, if so, switch to it.
  */
 static int sdio_enable_hs(struct mmc_card *card)
@@ -195,6 +218,135 @@ static int sdio_enable_hs(struct mmc_card *card)
 }
 
 /*
+ * Handle the detection and initialisation of a card.
+ *
+ * In the case of a resume, "oldcard" will contain the card
+ * we're trying to reinitialise.
+ */
+static int mmc_sdio_init_card(struct mmc_host *host, u32 ocr,
+			      struct mmc_card *oldcard)
+{
+	struct mmc_card *card;
+	int err;
+
+	BUG_ON(!host);
+	WARN_ON(!host->claimed);
+
+	/*
+	 * Inform the card of the voltage
+	 */
+	err = mmc_send_io_op_cond(host, host->ocr, &ocr);
+	if (err)
+		goto err;
+
+	/*
+	 * For SPI, enable CRC as appropriate.
+	 */
+	if (mmc_host_is_spi(host)) {
+		err = mmc_spi_set_crc(host, use_spi_crc);
+		if (err)
+			goto err;
+	}
+
+	/*
+	 * Allocate card structure.
+	 */
+	card = mmc_alloc_card(host, NULL);
+	if (IS_ERR(card)) {
+		err = PTR_ERR(card);
+		goto err;
+	}
+
+	card->type = MMC_TYPE_SDIO;
+
+	/*
+	 * For native busses:  set card RCA and quit open drain mode.
+	 */
+	if (!mmc_host_is_spi(host)) {
+		err = mmc_send_relative_addr(host, &card->rca);
+		if (err)
+			goto remove;
+
+		mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
+	}
+
+	/*
+	 * Select card, as all following commands rely on that.
+	 */
+	if (!mmc_host_is_spi(host)) {
+		err = mmc_select_card(card);
+		if (err)
+			goto remove;
+	}
+
+	/*
+	 * Read the common registers.
+	 */
+	err = sdio_read_cccr(card);
+	if (err)
+		goto remove;
+
+	/*
+	 * Read the common CIS tuples.
+	 */
+	err = sdio_read_common_cis(card);
+	if (err)
+		goto remove;
+
+	if (oldcard) {
+		int same = (card->cis.vendor == oldcard->cis.vendor &&
+			    card->cis.device == oldcard->cis.device);
+		mmc_remove_card(card);
+		if (!same) {
+			err = -ENOENT;
+			goto err;
+		}
+		card = oldcard;
+		return 0;
+	}
+
+	/*
+	 * Switch to high-speed (if supported).
+	 */
+	err = sdio_enable_hs(card);
+	if (err)
+		goto remove;
+
+	/*
+	 * Change to the card's maximum speed.
+	 */
+	if (mmc_card_highspeed(card)) {
+		/*
+		 * The SDIO specification doesn't mention how
+		 * the CIS transfer speed register relates to
+		 * high-speed, but it seems that 50 MHz is
+		 * mandatory.
+		 */
+		mmc_set_clock(host, 50000000);
+	} else {
+		mmc_set_clock(host, card->cis.max_dtr);
+	}
+
+	/*
+	 * Switch to wider bus (if supported).
+	 */
+	err = sdio_enable_wide(card);
+	if (err)
+		goto remove;
+
+	if (!oldcard)
+		host->card = card;
+	return 0;
+
+remove:
+	if (!oldcard)
+		mmc_remove_card(card);
+
+err:
+	return err;
+}
+
+/*
  * Host is being removed. Free up the current card.
  */
 static void mmc_sdio_remove(struct mmc_host *host)
@@ -243,10 +395,77 @@ static void mmc_sdio_detect(struct mmc_host *host)
 	}
 }
 
+/*
+ * SDIO suspend.  We need to suspend all functions separately.
+ * Therefore all registered functions must have drivers with suspend
+ * and resume methods.  Failing that we simply remove the whole card.
+ */
+static int mmc_sdio_suspend(struct mmc_host *host)
+{
+	int i, err = 0;
+
+	for (i = 0; i < host->card->sdio_funcs; i++) {
+		struct sdio_func *func = host->card->sdio_func[i];
+		if (func && sdio_func_present(func) && func->dev.driver) {
+			const struct dev_pm_ops *pmops = func->dev.driver->pm;
+			if (!pmops || !pmops->suspend || !pmops->resume) {
+				/* force removal of entire card in that case */
+				err = -ENOSYS;
+			} else
+				err = pmops->suspend(&func->dev);
+			if (err)
+				break;
+		}
+	}
+	while (err && --i >= 0) {
+		struct sdio_func *func = host->card->sdio_func[i];
+		if (func && sdio_func_present(func) && func->dev.driver) {
+			const struct dev_pm_ops *pmops = func->dev.driver->pm;
+			pmops->resume(&func->dev);
+		}
+	}
+
+	return err;
+}
+
+static int mmc_sdio_resume(struct mmc_host *host)
+{
+	int i, err;
+
+	BUG_ON(!host);
+	BUG_ON(!host->card);
+
+	/* Basic card reinitialization. */
+	mmc_claim_host(host);
+	err = mmc_sdio_init_card(host, host->ocr, host->card);
+	mmc_release_host(host);
+
+	/*
+	 * If the card looked to be the same as before suspending, then
+	 * we proceed to resume all card functions.  If one of them returns
+	 * an error then we simply return that error to the core and the
+	 * card will be redetected as new.  It is the responsibility of
+	 * the function driver to perform further tests with the extra
+	 * knowledge it has of the card to confirm the card is indeed the
+	 * same as before suspending (same MAC address for network cards,
+	 * etc.) and return an error otherwise.
+	 */
+	for (i = 0; !err && i < host->card->sdio_funcs; i++) {
+		struct sdio_func *func = host->card->sdio_func[i];
+		if (func && sdio_func_present(func) && func->dev.driver) {
+			const struct dev_pm_ops *pmops = func->dev.driver->pm;
+			err = pmops->resume(&func->dev);
+		}
+	}
+
+	return err;
+}
 
 static const struct mmc_bus_ops mmc_sdio_ops = {
 	.remove = mmc_sdio_remove,
 	.detect = mmc_sdio_detect,
+	.suspend = mmc_sdio_suspend,
+	.resume = mmc_sdio_resume,
 };
 
 
@@ -275,13 +494,6 @@ int mmc_attach_sdio(struct mmc_host *host, u32 ocr)
 		ocr &= ~0x7F;
 	}
 
-	if (ocr & MMC_VDD_165_195) {
-		printk(KERN_WARNING "%s: SDIO card claims to support the "
-		       "incompletely defined 'low voltage range'. This "
-		       "will be ignored.\n", mmc_hostname(host));
-		ocr &= ~MMC_VDD_165_195;
-	}
-
 	host->ocr = mmc_select_voltage(host, ocr);
 
 	/*
@@ -293,101 +505,23 @@ int mmc_attach_sdio(struct mmc_host *host, u32 ocr)
 	}
 
 	/*
-	 * Inform the card of the voltage
+	 * Detect and init the card.
 	 */
-	err = mmc_send_io_op_cond(host, host->ocr, &ocr);
+	err = mmc_sdio_init_card(host, host->ocr, NULL);
 	if (err)
 		goto err;
-
-	/*
-	 * For SPI, enable CRC as appropriate.
-	 */
-	if (mmc_host_is_spi(host)) {
-		err = mmc_spi_set_crc(host, use_spi_crc);
-		if (err)
-			goto err;
-	}
+	card = host->card;
 
 	/*
 	 * The number of functions on the card is encoded inside
 	 * the ocr.
 	 */
-	funcs = (ocr & 0x70000000) >> 28;
-
-	/*
-	 * Allocate card structure.
-	 */
-	card = mmc_alloc_card(host, NULL);
-	if (IS_ERR(card)) {
-		err = PTR_ERR(card);
-		goto err;
-	}
-
-	card->type = MMC_TYPE_SDIO;
-	card->sdio_funcs = funcs;
-
-	host->card = card;
-
-	/*
-	 * For native busses:  set card RCA and quit open drain mode.
-	 */
-	if (!mmc_host_is_spi(host)) {
-		err = mmc_send_relative_addr(host, &card->rca);
-		if (err)
-			goto remove;
-
-		mmc_set_bus_mode(host, MMC_BUSMODE_PUSHPULL);
-	}
-
-	/*
-	 * Select card, as all following commands rely on that.
-	 */
-	if (!mmc_host_is_spi(host)) {
-		err = mmc_select_card(card);
-		if (err)
-			goto remove;
-	}
+	card->sdio_funcs = funcs = (ocr & 0x70000000) >> 28;
 
 	/*
-	 * Read the common registers.
+	 * If needed, disconnect card detection pull-up resistor.
 	 */
-	err = sdio_read_cccr(card);
-	if (err)
-		goto remove;
-
-	/*
-	 * Read the common CIS tuples.
-	 */
-	err = sdio_read_common_cis(card);
-	if (err)
-		goto remove;
-
-	/*
-	 * Switch to high-speed (if supported).
-	 */
-	err = sdio_enable_hs(card);
-	if (err)
-		goto remove;
-
-	/*
-	 * Change to the card's maximum speed.
-	 */
-	if (mmc_card_highspeed(card)) {
-		/*
-		 * The SDIO specification doesn't mention how
-		 * the CIS transfer speed register relates to
-		 * high-speed, but it seems that 50 MHz is
-		 * mandatory.
-		 */
-		mmc_set_clock(host, 50000000);
-	} else {
-		mmc_set_clock(host, card->cis.max_dtr);
-	}
-
-	/*
-	 * Switch to wider bus (if supported).
-	 */
-	err = sdio_enable_wide(card);
+	err = sdio_disable_cd(card);
 	if (err)
 		goto remove;
 
diff --git a/drivers/mmc/core/sdio_bus.c b/drivers/mmc/core/sdio_bus.c
index 46284b527397..d37464e296a5 100644
--- a/drivers/mmc/core/sdio_bus.c
+++ b/drivers/mmc/core/sdio_bus.c
@@ -20,9 +20,6 @@
 #include "sdio_cis.h"
 #include "sdio_bus.h"
 
-#define dev_to_sdio_func(d)	container_of(d, struct sdio_func, dev)
-#define to_sdio_driver(d)      container_of(d, struct sdio_driver, drv)
-
 /* show configuration fields */
 #define sdio_config_attr(field, format_string)				\
 static ssize_t								\
diff --git a/drivers/mmc/core/sdio_cis.c b/drivers/mmc/core/sdio_cis.c
index 963f2937c5e3..f85dcd536508 100644
--- a/drivers/mmc/core/sdio_cis.c
+++ b/drivers/mmc/core/sdio_cis.c
@@ -29,6 +29,8 @@ static int cistpl_vers_1(struct mmc_card *card, struct sdio_func *func,
 	unsigned i, nr_strings;
 	char **buffer, *string;
 
+	/* Find all null-terminated (including zero length) strings in
+	   the TPLLV1_INFO field. Trailing garbage is ignored. */
 	buf += 2;
 	size -= 2;
 
@@ -39,11 +41,8 @@ static int cistpl_vers_1(struct mmc_card *card, struct sdio_func *func,
 		if (buf[i] == 0)
 			nr_strings++;
 	}
-
-	if (buf[i-1] != '\0') {
-		printk(KERN_WARNING "SDIO: ignoring broken CISTPL_VERS_1\n");
+	if (nr_strings == 0)
 		return 0;
-	}
 
 	size = i;
 
@@ -98,6 +97,22 @@ static const unsigned char speed_val[16] =
 static const unsigned int speed_unit[8] =
 	{ 10000, 100000, 1000000, 10000000, 0, 0, 0, 0 };
 
+/* FUNCE tuples with these types get passed to SDIO drivers */
+static const unsigned char funce_type_whitelist[] = {
+	4 /* CISTPL_FUNCE_LAN_NODE_ID used in Broadcom cards */
+};
+
+static int cistpl_funce_whitelisted(unsigned char type)
+{
+	int i;
+
+	for (i = 0; i < ARRAY_SIZE(funce_type_whitelist); i++) {
+		if (funce_type_whitelist[i] == type)
+			return 1;
+	}
+	return 0;
+}
+
 static int cistpl_funce_common(struct mmc_card *card,
 			       const unsigned char *buf, unsigned size)
 {
@@ -120,6 +135,10 @@ static int cistpl_funce_func(struct sdio_func *func,
 	unsigned vsn;
 	unsigned min_size;
 
+	/* let SDIO drivers take care of whitelisted FUNCE tuples */
+	if (cistpl_funce_whitelisted(buf[0]))
+		return -EILSEQ;
+
 	vsn = func->card->cccr.sdio_vsn;
 	min_size = (vsn == SDIO_SDIO_REV_1_00) ? 28 : 42;
 
@@ -154,13 +173,12 @@ static int cistpl_funce(struct mmc_card *card, struct sdio_func *func,
 	else
 		ret = cistpl_funce_common(card, buf, size);
 
-	if (ret) {
+	if (ret && ret != -EILSEQ) {
 		printk(KERN_ERR "%s: bad CISTPL_FUNCE size %u "
 		       "type %u\n", mmc_hostname(card->host), size, buf[0]);
-		return ret;
 	}
 
-	return 0;
+	return ret;
 }
 
 typedef int (tpl_parse_t)(struct mmc_card *, struct sdio_func *,
@@ -253,21 +271,12 @@ static int sdio_read_cis(struct mmc_card *card, struct sdio_func *func)
 		for (i = 0; i < ARRAY_SIZE(cis_tpl_list); i++)
 			if (cis_tpl_list[i].code == tpl_code)
 				break;
-		if (i >= ARRAY_SIZE(cis_tpl_list)) {
-			/* this tuple is unknown to the core */
-			this->next = NULL;
-			this->code = tpl_code;
-			this->size = tpl_link;
-			*prev = this;
-			prev = &this->next;
-			printk(KERN_DEBUG
-			       "%s: queuing CIS tuple 0x%02x length %u\n",
-			       mmc_hostname(card->host), tpl_code, tpl_link);
-		} else {
+		if (i < ARRAY_SIZE(cis_tpl_list)) {
 			const struct cis_tpl *tpl = cis_tpl_list + i;
 			if (tpl_link < tpl->min_size) {
 				printk(KERN_ERR
-				       "%s: bad CIS tuple 0x%02x (length = %u, expected >= %u)\n",
+				       "%s: bad CIS tuple 0x%02x"
+				       " (length = %u, expected >= %u)\n",
 				       mmc_hostname(card->host),
 				       tpl_code, tpl_link, tpl->min_size);
 				ret = -EINVAL;
@@ -275,7 +284,30 @@ static int sdio_read_cis(struct mmc_card *card, struct sdio_func *func)
 				ret = tpl->parse(card, func,
 						 this->data, tpl_link);
 			}
-			kfree(this);
+			/*
+			 * We don't need the tuple anymore if it was
+			 * successfully parsed by the SDIO core or if it is
+			 * not going to be parsed by SDIO drivers.
+			 */
+			if (!ret || ret != -EILSEQ)
+				kfree(this);
+		} else {
+			/* unknown tuple */
+			ret = -EILSEQ;
+		}
+
+		if (ret == -EILSEQ) {
+			/* this tuple is unknown to the core or whitelisted */
+			this->next = NULL;
+			this->code = tpl_code;
+			this->size = tpl_link;
+			*prev = this;
+			prev = &this->next;
+			printk(KERN_DEBUG
+			       "%s: queuing CIS tuple 0x%02x length %u\n",
+			       mmc_hostname(card->host), tpl_code, tpl_link);
+			/* keep on analyzing tuples */
+			ret = 0;
 		}
 
 		ptr += tpl_link;
diff --git a/drivers/mmc/core/sdio_io.c b/drivers/mmc/core/sdio_io.c
index f61fc2d4cd0a..f9aa8a7deffa 100644
--- a/drivers/mmc/core/sdio_io.c
+++ b/drivers/mmc/core/sdio_io.c
@@ -624,7 +624,7 @@ void sdio_f0_writeb(struct sdio_func *func, unsigned char b, unsigned int addr,
 
 	BUG_ON(!func);
 
-	if (addr < 0xF0 || addr > 0xFF) {
+	if ((addr < 0xF0 || addr > 0xFF) && (!mmc_card_lenient_fn0(func->card))) {
 		if (err_ret)
 			*err_ret = -EINVAL;
 		return;
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 891ef18bd77b..432ae8358c86 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -132,11 +132,11 @@ config MMC_OMAP
 
 config MMC_OMAP_HS
 	tristate "TI OMAP High Speed Multimedia Card Interface support"
-	depends on ARCH_OMAP2430 || ARCH_OMAP3
+	depends on ARCH_OMAP2430 || ARCH_OMAP3 || ARCH_OMAP4
 	help
 	  This selects the TI OMAP High Speed Multimedia card Interface.
-	  If you have an OMAP2430 or OMAP3 board with a Multimedia Card slot,
-	  say Y or M here.
+	  If you have an OMAP2430 or OMAP3 board or OMAP4 board with a
+	  Multimedia Card slot, say Y or M here.
 
 	  If unsure, say N.
 
@@ -160,6 +160,12 @@ config MMC_AU1X
 
 	  If unsure, say N.
 
+choice
+	prompt "Atmel SD/MMC Driver"
+	default MMC_ATMELMCI if AVR32
+	help
+	  Choose which driver to use for the Atmel MCI Silicon
+
 config MMC_AT91
 	tristate "AT91 SD/MMC Card Interface support"
 	depends on ARCH_AT91
@@ -170,17 +176,19 @@ config MMC_AT91
 
 config MMC_ATMELMCI
 	tristate "Atmel Multimedia Card Interface support"
-	depends on AVR32
+	depends on AVR32 || ARCH_AT91
 	help
 	  This selects the Atmel Multimedia Card Interface driver. If
-	  you have an AT32 (AVR32) platform with a Multimedia Card
-	  slot, say Y or M here.
+	  you have an AT32 (AVR32) or AT91 platform with a Multimedia
+	  Card slot, say Y or M here.
 
 	  If unsure, say N.
 
+endchoice
+
 config MMC_ATMELMCI_DMA
 	bool "Atmel MCI DMA support (EXPERIMENTAL)"
-	depends on MMC_ATMELMCI && DMA_ENGINE && EXPERIMENTAL
+	depends on MMC_ATMELMCI && AVR32 && DMA_ENGINE && EXPERIMENTAL
 	help
 	  Say Y here to have the Atmel MCI driver use a DMA engine to
 	  do data transfers and thus increase the throughput and
@@ -199,6 +207,13 @@ config MMC_IMX
 
 	  If unsure, say N.
 
+config MMC_MSM7X00A
+	tristate "Qualcomm MSM 7X00A SDCC Controller Support"
+	depends on MMC && ARCH_MSM
+	help
+	  This provides support for the SD/MMC cell found in the
+          MSM 7X00A controllers from Qualcomm.
+
 config MMC_MXC
 	tristate "Freescale i.MX2/3 Multimedia Card Interface support"
 	depends on ARCH_MXC
@@ -261,6 +276,47 @@ config MMC_S3C
 
 	  If unsure, say N.
 
+config MMC_S3C_HW_SDIO_IRQ
+       bool "Hardware support for SDIO IRQ"
+       depends on MMC_S3C
+       help
+         Enable the hardware support for SDIO interrupts instead of using
+	 the generic polling code.
+
+choice
+	prompt "Samsung S3C SD/MMC transfer code"
+	depends on MMC_S3C
+
+config MMC_S3C_PIO
+	bool "Use PIO transfers only"
+	help
+	  Use PIO to transfer data between memory and the hardware.
+
+	  PIO is slower than DMA as it requires CPU instructions to
+	  move the data. This has been the traditional default for
+	  the S3C MCI driver.
+
+config MMC_S3C_DMA
+	bool "Use DMA transfers only (EXPERIMENTAL)"
+	depends on EXPERIMENTAL
+	help
+	  Use DMA to transfer data between memory and the hardare.
+
+	  Currently, the DMA support in this driver seems to not be
+	  working properly and needs to be debugged before this
+	  option is useful.
+
+config MMC_S3C_PIODMA
+	bool "Support for both PIO and DMA (EXPERIMENTAL)"
+	help
+	  Compile both the PIO and DMA transfer routines into the
+	  driver and let the platform select at run-time which one
+	  is best.
+
+	  See notes for the DMA option.
+
+endchoice
+
 config MMC_SDRICOH_CS
 	tristate "MMC/SD driver for Ricoh Bay1Controllers (EXPERIMENTAL)"
 	depends on EXPERIMENTAL && PCI && PCMCIA
diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile
index cf153f628457..abcb0400e06d 100644
--- a/drivers/mmc/host/Makefile
+++ b/drivers/mmc/host/Makefile
@@ -23,6 +23,7 @@ obj-$(CONFIG_MMC_OMAP_HS)	+= omap_hsmmc.o
 obj-$(CONFIG_MMC_AT91)		+= at91_mci.o
 obj-$(CONFIG_MMC_ATMELMCI)	+= atmel-mci.o
 obj-$(CONFIG_MMC_TIFM_SD)	+= tifm_sd.o
+obj-$(CONFIG_MMC_MSM7X00A)	+= msm_sdcc.o
 obj-$(CONFIG_MMC_MVSDIO)	+= mvsdio.o
 obj-$(CONFIG_MMC_SPI)		+= mmc_spi.o
 ifeq ($(CONFIG_OF),y)
diff --git a/drivers/mmc/host/at91_mci.c b/drivers/mmc/host/at91_mci.c
index e556d42cc45a..63924e0c7ea9 100644
--- a/drivers/mmc/host/at91_mci.c
+++ b/drivers/mmc/host/at91_mci.c
@@ -72,7 +72,6 @@
 #include <asm/irq.h>
 #include <asm/gpio.h>
 
-#include <asm/mach/mmc.h>
 #include <mach/board.h>
 #include <mach/cpu.h>
 #include <mach/at91_mci.h>
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
index 7b603e4b41db..fc25586b7ee1 100644
--- a/drivers/mmc/host/atmel-mci.c
+++ b/drivers/mmc/host/atmel-mci.c
@@ -30,6 +30,7 @@
 #include <asm/io.h>
 #include <asm/unaligned.h>
 
+#include <mach/cpu.h>
 #include <mach/board.h>
 
 #include "atmel-mci-regs.h"
@@ -210,6 +211,18 @@ struct atmel_mci_slot {
 	set_bit(event, &host->pending_events)
 
 /*
+ * Enable or disable features/registers based on
+ * whether the processor supports them
+ */
+static bool mci_has_rwproof(void)
+{
+	if (cpu_is_at91sam9261() || cpu_is_at91rm9200())
+		return false;
+	else
+		return true;
+}
+
+/*
  * The debugfs stuff below is mostly optimized away when
  * CONFIG_DEBUG_FS is not set.
  */
@@ -276,8 +289,13 @@ static void atmci_show_status_reg(struct seq_file *s,
 		[3]	= "BLKE",
 		[4]	= "DTIP",
 		[5]	= "NOTBUSY",
+		[6]	= "ENDRX",
+		[7]	= "ENDTX",
 		[8]	= "SDIOIRQA",
 		[9]	= "SDIOIRQB",
+		[12]	= "SDIOWAIT",
+		[14]	= "RXBUFF",
+		[15]	= "TXBUFE",
 		[16]	= "RINDE",
 		[17]	= "RDIRE",
 		[18]	= "RCRCE",
@@ -285,6 +303,11 @@ static void atmci_show_status_reg(struct seq_file *s,
 		[20]	= "RTOE",
 		[21]	= "DCRCE",
 		[22]	= "DTOE",
+		[23]	= "CSTOE",
+		[24]	= "BLKOVRE",
+		[25]	= "DMADONE",
+		[26]	= "FIFOEMPTY",
+		[27]	= "XFRDONE",
 		[30]	= "OVRE",
 		[31]	= "UNRE",
 	};
@@ -576,6 +599,7 @@ atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data)
 	struct scatterlist		*sg;
 	unsigned int			i;
 	enum dma_data_direction		direction;
+	unsigned int			sglen;
 
 	/*
 	 * We don't do DMA on "complex" transfers, i.e. with
@@ -605,11 +629,14 @@ atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data)
 	else
 		direction = DMA_TO_DEVICE;
 
+	sglen = dma_map_sg(&host->pdev->dev, data->sg, data->sg_len, direction);
+	if (sglen != data->sg_len)
+		goto unmap_exit;
 	desc = chan->device->device_prep_slave_sg(chan,
 			data->sg, data->sg_len, direction,
 			DMA_PREP_INTERRUPT | DMA_CTRL_ACK);
 	if (!desc)
-		return -ENOMEM;
+		goto unmap_exit;
 
 	host->dma.data_desc = desc;
 	desc->callback = atmci_dma_complete;
@@ -620,6 +647,9 @@ atmci_submit_data_dma(struct atmel_mci *host, struct mmc_data *data)
 	chan->device->device_issue_pending(chan);
 
 	return 0;
+unmap_exit:
+	dma_unmap_sg(&host->pdev->dev, data->sg, sglen, direction);
+	return -ENOMEM;
 }
 
 #else /* CONFIG_MMC_ATMELMCI_DMA */
@@ -849,13 +879,15 @@ static void atmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 			clkdiv = 255;
 		}
 
+		host->mode_reg = MCI_MR_CLKDIV(clkdiv);
+
 		/*
 		 * WRPROOF and RDPROOF prevent overruns/underruns by
 		 * stopping the clock when the FIFO is full/empty.
 		 * This state is not expected to last for long.
 		 */
-		host->mode_reg = MCI_MR_CLKDIV(clkdiv) | MCI_MR_WRPROOF
-					| MCI_MR_RDPROOF;
+		if (mci_has_rwproof())
+			host->mode_reg |= (MCI_MR_WRPROOF | MCI_MR_RDPROOF);
 
 		if (list_empty(&host->queue))
 			mci_writel(host, MR, host->mode_reg);
@@ -1648,8 +1680,10 @@ static int __init atmci_probe(struct platform_device *pdev)
 			nr_slots++;
 	}
 
-	if (!nr_slots)
+	if (!nr_slots) {
+		dev_err(&pdev->dev, "init failed: no slot defined\n");
 		goto err_init_slot;
+	}
 
 	dev_info(&pdev->dev,
 			"Atmel MCI controller at 0x%08lx irq %d, %u slots\n",
diff --git a/drivers/mmc/host/mmc_spi.c b/drivers/mmc/host/mmc_spi.c
index a461017ce5ce..d55fe4fb7935 100644
--- a/drivers/mmc/host/mmc_spi.c
+++ b/drivers/mmc/host/mmc_spi.c
@@ -1562,3 +1562,4 @@ MODULE_AUTHOR("Mike Lavender, David Brownell, "
 		"Hans-Peter Nilsson, Jan Nikitenko");
 MODULE_DESCRIPTION("SPI SD/MMC host driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:mmc_spi");
diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c
index 8741d0f5146a..705a5894a6bb 100644
--- a/drivers/mmc/host/mmci.c
+++ b/drivers/mmc/host/mmci.c
@@ -22,12 +22,13 @@
 #include <linux/clk.h>
 #include <linux/scatterlist.h>
 #include <linux/gpio.h>
+#include <linux/amba/mmci.h>
+#include <linux/regulator/consumer.h>
 
 #include <asm/cacheflush.h>
 #include <asm/div64.h>
 #include <asm/io.h>
 #include <asm/sizes.h>
-#include <asm/mach/mmc.h>
 
 #include "mmci.h"
 
@@ -38,6 +39,36 @@
 
 static unsigned int fmax = 515633;
 
+/*
+ * This must be called with host->lock held
+ */
+static void mmci_set_clkreg(struct mmci_host *host, unsigned int desired)
+{
+	u32 clk = 0;
+
+	if (desired) {
+		if (desired >= host->mclk) {
+			clk = MCI_CLK_BYPASS;
+			host->cclk = host->mclk;
+		} else {
+			clk = host->mclk / (2 * desired) - 1;
+			if (clk >= 256)
+				clk = 255;
+			host->cclk = host->mclk / (2 * (clk + 1));
+		}
+		if (host->hw_designer == 0x80)
+			clk |= MCI_FCEN; /* Bug fix in ST IP block */
+		clk |= MCI_CLK_ENABLE;
+		/* This hasn't proven to be worthwhile */
+		/* clk |= MCI_CLK_PWRSAVE; */
+	}
+
+	if (host->mmc->ios.bus_width == MMC_BUS_WIDTH_4)
+		clk |= MCI_WIDE_BUS;
+
+	writel(clk, host->base + MMCICLOCK);
+}
+
 static void
 mmci_request_end(struct mmci_host *host, struct mmc_request *mrq)
 {
@@ -419,30 +450,31 @@ static void mmci_request(struct mmc_host *mmc, struct mmc_request *mrq)
 static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 {
 	struct mmci_host *host = mmc_priv(mmc);
-	u32 clk = 0, pwr = 0;
-
-	if (ios->clock) {
-		if (ios->clock >= host->mclk) {
-			clk = MCI_CLK_BYPASS;
-			host->cclk = host->mclk;
-		} else {
-			clk = host->mclk / (2 * ios->clock) - 1;
-			if (clk >= 256)
-				clk = 255;
-			host->cclk = host->mclk / (2 * (clk + 1));
-		}
-		if (host->hw_designer == AMBA_VENDOR_ST)
-			clk |= MCI_FCEN; /* Bug fix in ST IP block */
-		clk |= MCI_CLK_ENABLE;
-	}
-
-	if (host->plat->translate_vdd)
-		pwr |= host->plat->translate_vdd(mmc_dev(mmc), ios->vdd);
+	u32 pwr = 0;
+	unsigned long flags;
 
 	switch (ios->power_mode) {
 	case MMC_POWER_OFF:
+		if(host->vcc &&
+		   regulator_is_enabled(host->vcc))
+			regulator_disable(host->vcc);
 		break;
 	case MMC_POWER_UP:
+#ifdef CONFIG_REGULATOR
+		if (host->vcc)
+			/* This implicitly enables the regulator */
+			mmc_regulator_set_ocr(host->vcc, ios->vdd);
+#endif
+		/*
+		 * The translate_vdd function is not used if you have
+		 * an external regulator, or your design is really weird.
+		 * Using it would mean sending in power control BOTH using
+		 * a regulator AND the 4 MMCIPWR bits. If we don't have
+		 * a regulator, we might have some other platform specific
+		 * power control behind this translate function.
+		 */
+		if (!host->vcc && host->plat->translate_vdd)
+			pwr |= host->plat->translate_vdd(mmc_dev(mmc), ios->vdd);
 		/* The ST version does not have this, fall through to POWER_ON */
 		if (host->hw_designer != AMBA_VENDOR_ST) {
 			pwr |= MCI_PWR_UP;
@@ -465,12 +497,16 @@ static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 		}
 	}
 
-	writel(clk, host->base + MMCICLOCK);
+	spin_lock_irqsave(&host->lock, flags);
+
+	mmci_set_clkreg(host, ios->clock);
 
 	if (host->pwr != pwr) {
 		host->pwr = pwr;
 		writel(pwr, host->base + MMCIPOWER);
 	}
+
+	spin_unlock_irqrestore(&host->lock, flags);
 }
 
 static int mmci_get_ro(struct mmc_host *mmc)
@@ -517,7 +553,7 @@ static void mmci_check_status(unsigned long data)
 
 static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
 {
-	struct mmc_platform_data *plat = dev->dev.platform_data;
+	struct mmci_platform_data *plat = dev->dev.platform_data;
 	struct mmci_host *host;
 	struct mmc_host *mmc;
 	int ret;
@@ -583,7 +619,30 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
 	mmc->ops = &mmci_ops;
 	mmc->f_min = (host->mclk + 511) / 512;
 	mmc->f_max = min(host->mclk, fmax);
-	mmc->ocr_avail = plat->ocr_mask;
+#ifdef CONFIG_REGULATOR
+	/* If we're using the regulator framework, try to fetch a regulator */
+	host->vcc = regulator_get(&dev->dev, "vmmc");
+	if (IS_ERR(host->vcc))
+		host->vcc = NULL;
+	else {
+		int mask = mmc_regulator_get_ocrmask(host->vcc);
+
+		if (mask < 0)
+			dev_err(&dev->dev, "error getting OCR mask (%d)\n",
+				mask);
+		else {
+			host->mmc->ocr_avail = (u32) mask;
+			if (plat->ocr_mask)
+				dev_warn(&dev->dev,
+				 "Provided ocr_mask/setpower will not be used "
+				 "(using regulator instead)\n");
+		}
+	}
+#endif
+	/* Fall back to platform data if no regulator is found */
+	if (host->vcc == NULL)
+		mmc->ocr_avail = plat->ocr_mask;
+	mmc->caps = plat->capabilities;
 
 	/*
 	 * We can do SGIO
@@ -619,7 +678,6 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
 	writel(0, host->base + MMCIMASK1);
 	writel(0xfff, host->base + MMCICLEAR);
 
-#ifdef CONFIG_GPIOLIB
 	if (gpio_is_valid(plat->gpio_cd)) {
 		ret = gpio_request(plat->gpio_cd, DRIVER_NAME " (cd)");
 		if (ret == 0)
@@ -638,7 +696,6 @@ static int __devinit mmci_probe(struct amba_device *dev, struct amba_id *id)
 		else if (ret != -ENOSYS)
 			goto err_gpio_wp;
 	}
-#endif
 
 	ret = request_irq(dev->irq[0], mmci_irq, IRQF_SHARED, DRIVER_NAME " (cmd)", host);
 	if (ret)
@@ -720,6 +777,10 @@ static int __devexit mmci_remove(struct amba_device *dev)
 		clk_disable(host->clk);
 		clk_put(host->clk);
 
+		if (regulator_is_enabled(host->vcc))
+			regulator_disable(host->vcc);
+		regulator_put(host->vcc);
+
 		mmc_free_host(mmc);
 
 		amba_release_regions(dev);
diff --git a/drivers/mmc/host/mmci.h b/drivers/mmc/host/mmci.h
index 839f264c9725..1ceb9a90f59b 100644
--- a/drivers/mmc/host/mmci.h
+++ b/drivers/mmc/host/mmci.h
@@ -161,7 +161,7 @@ struct mmci_host {
 	unsigned int		mclk;
 	unsigned int		cclk;
 	u32			pwr;
-	struct mmc_platform_data *plat;
+	struct mmci_platform_data *plat;
 
 	u8			hw_designer;
 	u8			hw_revision:4;
@@ -175,6 +175,7 @@ struct mmci_host {
 	struct scatterlist	*sg_ptr;
 	unsigned int		sg_off;
 	unsigned int		size;
+	struct regulator	*vcc;
 };
 
 static inline void mmci_init_sg(struct mmci_host *host, struct mmc_data *data)
diff --git a/drivers/mmc/host/msm_sdcc.c b/drivers/mmc/host/msm_sdcc.c
new file mode 100644
index 000000000000..dba4600bcdb4
--- /dev/null
+++ b/drivers/mmc/host/msm_sdcc.c
@@ -0,0 +1,1287 @@
+/*
+ *  linux/drivers/mmc/host/msm_sdcc.c - Qualcomm MSM 7X00A SDCC Driver
+ *
+ *  Copyright (C) 2007 Google Inc,
+ *  Copyright (C) 2003 Deep Blue Solutions, Ltd, All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Based on mmci.c
+ *
+ * Author: San Mehat (san@android.com)
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/init.h>
+#include <linux/ioport.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/highmem.h>
+#include <linux/log2.h>
+#include <linux/mmc/host.h>
+#include <linux/mmc/card.h>
+#include <linux/clk.h>
+#include <linux/scatterlist.h>
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/debugfs.h>
+#include <linux/io.h>
+#include <linux/memory.h>
+
+#include <asm/cacheflush.h>
+#include <asm/div64.h>
+#include <asm/sizes.h>
+
+#include <asm/mach/mmc.h>
+#include <mach/msm_iomap.h>
+#include <mach/dma.h>
+#include <mach/htc_pwrsink.h>
+
+#include "msm_sdcc.h"
+
+#define DRIVER_NAME "msm-sdcc"
+
+static unsigned int msmsdcc_fmin = 144000;
+static unsigned int msmsdcc_fmax = 50000000;
+static unsigned int msmsdcc_4bit = 1;
+static unsigned int msmsdcc_pwrsave = 1;
+static unsigned int msmsdcc_piopoll = 1;
+static unsigned int msmsdcc_sdioirq;
+
+#define PIO_SPINMAX 30
+#define CMD_SPINMAX 20
+
+static void
+msmsdcc_start_command(struct msmsdcc_host *host, struct mmc_command *cmd,
+		      u32 c);
+
+static void
+msmsdcc_request_end(struct msmsdcc_host *host, struct mmc_request *mrq)
+{
+	writel(0, host->base + MMCICOMMAND);
+
+	BUG_ON(host->curr.data);
+
+	host->curr.mrq = NULL;
+	host->curr.cmd = NULL;
+
+	if (mrq->data)
+		mrq->data->bytes_xfered = host->curr.data_xfered;
+	if (mrq->cmd->error == -ETIMEDOUT)
+		mdelay(5);
+
+	/*
+	 * Need to drop the host lock here; mmc_request_done may call
+	 * back into the driver...
+	 */
+	spin_unlock(&host->lock);
+	mmc_request_done(host->mmc, mrq);
+	spin_lock(&host->lock);
+}
+
+static void
+msmsdcc_stop_data(struct msmsdcc_host *host)
+{
+	writel(0, host->base + MMCIDATACTRL);
+	host->curr.data = NULL;
+	host->curr.got_dataend = host->curr.got_datablkend = 0;
+}
+
+uint32_t msmsdcc_fifo_addr(struct msmsdcc_host *host)
+{
+	switch (host->pdev_id) {
+	case 1:
+		return MSM_SDC1_PHYS + MMCIFIFO;
+	case 2:
+		return MSM_SDC2_PHYS + MMCIFIFO;
+	case 3:
+		return MSM_SDC3_PHYS + MMCIFIFO;
+	case 4:
+		return MSM_SDC4_PHYS + MMCIFIFO;
+	}
+	BUG();
+	return 0;
+}
+
+static void
+msmsdcc_dma_complete_func(struct msm_dmov_cmd *cmd,
+			  unsigned int result,
+			  struct msm_dmov_errdata *err)
+{
+	struct msmsdcc_dma_data	*dma_data =
+		container_of(cmd, struct msmsdcc_dma_data, hdr);
+	struct msmsdcc_host	*host = dma_data->host;
+	unsigned long		flags;
+	struct mmc_request	*mrq;
+
+	spin_lock_irqsave(&host->lock, flags);
+	mrq = host->curr.mrq;
+	BUG_ON(!mrq);
+
+	if (!(result & DMOV_RSLT_VALID)) {
+		pr_err("msmsdcc: Invalid DataMover result\n");
+		goto out;
+	}
+
+	if (result & DMOV_RSLT_DONE) {
+		host->curr.data_xfered = host->curr.xfer_size;
+	} else {
+		/* Error or flush  */
+		if (result & DMOV_RSLT_ERROR)
+			pr_err("%s: DMA error (0x%.8x)\n",
+			       mmc_hostname(host->mmc), result);
+		if (result & DMOV_RSLT_FLUSH)
+			pr_err("%s: DMA channel flushed (0x%.8x)\n",
+			       mmc_hostname(host->mmc), result);
+		if (err)
+			pr_err("Flush data: %.8x %.8x %.8x %.8x %.8x %.8x\n",
+			       err->flush[0], err->flush[1], err->flush[2],
+			       err->flush[3], err->flush[4], err->flush[5]);
+		if (!mrq->data->error)
+			mrq->data->error = -EIO;
+	}
+	host->dma.busy = 0;
+	dma_unmap_sg(mmc_dev(host->mmc), host->dma.sg, host->dma.num_ents,
+		     host->dma.dir);
+
+	if (host->curr.user_pages) {
+		struct scatterlist *sg = host->dma.sg;
+		int i;
+
+		for (i = 0; i < host->dma.num_ents; i++)
+			flush_dcache_page(sg_page(sg++));
+	}
+
+	host->dma.sg = NULL;
+
+	if ((host->curr.got_dataend && host->curr.got_datablkend)
+	     || mrq->data->error) {
+
+		/*
+		 * If we've already gotten our DATAEND / DATABLKEND
+		 * for this request, then complete it through here.
+		 */
+		msmsdcc_stop_data(host);
+
+		if (!mrq->data->error)
+			host->curr.data_xfered = host->curr.xfer_size;
+		if (!mrq->data->stop || mrq->cmd->error) {
+			writel(0, host->base + MMCICOMMAND);
+			host->curr.mrq = NULL;
+			host->curr.cmd = NULL;
+			mrq->data->bytes_xfered = host->curr.data_xfered;
+
+			spin_unlock_irqrestore(&host->lock, flags);
+			mmc_request_done(host->mmc, mrq);
+			return;
+		} else
+			msmsdcc_start_command(host, mrq->data->stop, 0);
+	}
+
+out:
+	spin_unlock_irqrestore(&host->lock, flags);
+	return;
+}
+
+static int validate_dma(struct msmsdcc_host *host, struct mmc_data *data)
+{
+	if (host->dma.channel == -1)
+		return -ENOENT;
+
+	if ((data->blksz * data->blocks) < MCI_FIFOSIZE)
+		return -EINVAL;
+	if ((data->blksz * data->blocks) % MCI_FIFOSIZE)
+		return -EINVAL;
+	return 0;
+}
+
+static int msmsdcc_config_dma(struct msmsdcc_host *host, struct mmc_data *data)
+{
+	struct msmsdcc_nc_dmadata *nc;
+	dmov_box *box;
+	uint32_t rows;
+	uint32_t crci;
+	unsigned int n;
+	int i, rc;
+	struct scatterlist *sg = data->sg;
+
+	rc = validate_dma(host, data);
+	if (rc)
+		return rc;
+
+	host->dma.sg = data->sg;
+	host->dma.num_ents = data->sg_len;
+
+	nc = host->dma.nc;
+
+	switch (host->pdev_id) {
+	case 1:
+		crci = MSMSDCC_CRCI_SDC1;
+		break;
+	case 2:
+		crci = MSMSDCC_CRCI_SDC2;
+		break;
+	case 3:
+		crci = MSMSDCC_CRCI_SDC3;
+		break;
+	case 4:
+		crci = MSMSDCC_CRCI_SDC4;
+		break;
+	default:
+		host->dma.sg = NULL;
+		host->dma.num_ents = 0;
+		return -ENOENT;
+	}
+
+	if (data->flags & MMC_DATA_READ)
+		host->dma.dir = DMA_FROM_DEVICE;
+	else
+		host->dma.dir = DMA_TO_DEVICE;
+
+	host->curr.user_pages = 0;
+
+	n = dma_map_sg(mmc_dev(host->mmc), host->dma.sg,
+		       host->dma.num_ents, host->dma.dir);
+
+	if (n != host->dma.num_ents) {
+		pr_err("%s: Unable to map in all sg elements\n",
+		       mmc_hostname(host->mmc));
+		host->dma.sg = NULL;
+		host->dma.num_ents = 0;
+		return -ENOMEM;
+	}
+
+	box = &nc->cmd[0];
+	for (i = 0; i < host->dma.num_ents; i++) {
+		box->cmd = CMD_MODE_BOX;
+
+		if (i == (host->dma.num_ents - 1))
+			box->cmd |= CMD_LC;
+		rows = (sg_dma_len(sg) % MCI_FIFOSIZE) ?
+			(sg_dma_len(sg) / MCI_FIFOSIZE) + 1 :
+			(sg_dma_len(sg) / MCI_FIFOSIZE) ;
+
+		if (data->flags & MMC_DATA_READ) {
+			box->src_row_addr = msmsdcc_fifo_addr(host);
+			box->dst_row_addr = sg_dma_address(sg);
+
+			box->src_dst_len = (MCI_FIFOSIZE << 16) |
+					   (MCI_FIFOSIZE);
+			box->row_offset = MCI_FIFOSIZE;
+
+			box->num_rows = rows * ((1 << 16) + 1);
+			box->cmd |= CMD_SRC_CRCI(crci);
+		} else {
+			box->src_row_addr = sg_dma_address(sg);
+			box->dst_row_addr = msmsdcc_fifo_addr(host);
+
+			box->src_dst_len = (MCI_FIFOSIZE << 16) |
+					   (MCI_FIFOSIZE);
+			box->row_offset = (MCI_FIFOSIZE << 16);
+
+			box->num_rows = rows * ((1 << 16) + 1);
+			box->cmd |= CMD_DST_CRCI(crci);
+		}
+		box++;
+		sg++;
+	}
+
+	/* location of command block must be 64 bit aligned */
+	BUG_ON(host->dma.cmd_busaddr & 0x07);
+
+	nc->cmdptr = (host->dma.cmd_busaddr >> 3) | CMD_PTR_LP;
+	host->dma.hdr.cmdptr = DMOV_CMD_PTR_LIST |
+			       DMOV_CMD_ADDR(host->dma.cmdptr_busaddr);
+	host->dma.hdr.complete_func = msmsdcc_dma_complete_func;
+
+	return 0;
+}
+
+static void
+msmsdcc_start_data(struct msmsdcc_host *host, struct mmc_data *data)
+{
+	unsigned int datactrl, timeout;
+	unsigned long long clks;
+	void __iomem *base = host->base;
+	unsigned int pio_irqmask = 0;
+
+	host->curr.data = data;
+	host->curr.xfer_size = data->blksz * data->blocks;
+	host->curr.xfer_remain = host->curr.xfer_size;
+	host->curr.data_xfered = 0;
+	host->curr.got_dataend = 0;
+	host->curr.got_datablkend = 0;
+
+	memset(&host->pio, 0, sizeof(host->pio));
+
+	clks = (unsigned long long)data->timeout_ns * host->clk_rate;
+	do_div(clks, NSEC_PER_SEC);
+	timeout = data->timeout_clks + (unsigned int)clks;
+	writel(timeout, base + MMCIDATATIMER);
+
+	writel(host->curr.xfer_size, base + MMCIDATALENGTH);
+
+	datactrl = MCI_DPSM_ENABLE | (data->blksz << 4);
+
+	if (!msmsdcc_config_dma(host, data))
+		datactrl |= MCI_DPSM_DMAENABLE;
+	else {
+		host->pio.sg = data->sg;
+		host->pio.sg_len = data->sg_len;
+		host->pio.sg_off = 0;
+
+		if (data->flags & MMC_DATA_READ) {
+			pio_irqmask = MCI_RXFIFOHALFFULLMASK;
+			if (host->curr.xfer_remain < MCI_FIFOSIZE)
+				pio_irqmask |= MCI_RXDATAAVLBLMASK;
+		} else
+			pio_irqmask = MCI_TXFIFOHALFEMPTYMASK;
+	}
+
+	if (data->flags & MMC_DATA_READ)
+		datactrl |= MCI_DPSM_DIRECTION;
+
+	writel(pio_irqmask, base + MMCIMASK1);
+	writel(datactrl, base + MMCIDATACTRL);
+
+	if (datactrl & MCI_DPSM_DMAENABLE) {
+		host->dma.busy = 1;
+		msm_dmov_enqueue_cmd(host->dma.channel, &host->dma.hdr);
+	}
+}
+
+static void
+msmsdcc_start_command(struct msmsdcc_host *host, struct mmc_command *cmd, u32 c)
+{
+	void __iomem *base = host->base;
+
+	if (readl(base + MMCICOMMAND) & MCI_CPSM_ENABLE) {
+		writel(0, base + MMCICOMMAND);
+		udelay(2 + ((5 * 1000000) / host->clk_rate));
+	}
+
+	c |= cmd->opcode | MCI_CPSM_ENABLE;
+
+	if (cmd->flags & MMC_RSP_PRESENT) {
+		if (cmd->flags & MMC_RSP_136)
+			c |= MCI_CPSM_LONGRSP;
+		c |= MCI_CPSM_RESPONSE;
+	}
+
+	if (cmd->opcode == 17 || cmd->opcode == 18 ||
+	    cmd->opcode == 24 || cmd->opcode == 25 ||
+	    cmd->opcode == 53)
+		c |= MCI_CSPM_DATCMD;
+
+	if (cmd == cmd->mrq->stop)
+		c |= MCI_CSPM_MCIABORT;
+
+	host->curr.cmd = cmd;
+
+	host->stats.cmds++;
+
+	writel(cmd->arg, base + MMCIARGUMENT);
+	writel(c, base + MMCICOMMAND);
+}
+
+static void
+msmsdcc_data_err(struct msmsdcc_host *host, struct mmc_data *data,
+		 unsigned int status)
+{
+	if (status & MCI_DATACRCFAIL) {
+		pr_err("%s: Data CRC error\n", mmc_hostname(host->mmc));
+		pr_err("%s: opcode 0x%.8x\n", __func__,
+		       data->mrq->cmd->opcode);
+		pr_err("%s: blksz %d, blocks %d\n", __func__,
+		       data->blksz, data->blocks);
+		data->error = -EILSEQ;
+	} else if (status & MCI_DATATIMEOUT) {
+		pr_err("%s: Data timeout\n", mmc_hostname(host->mmc));
+		data->error = -ETIMEDOUT;
+	} else if (status & MCI_RXOVERRUN) {
+		pr_err("%s: RX overrun\n", mmc_hostname(host->mmc));
+		data->error = -EIO;
+	} else if (status & MCI_TXUNDERRUN) {
+		pr_err("%s: TX underrun\n", mmc_hostname(host->mmc));
+		data->error = -EIO;
+	} else {
+		pr_err("%s: Unknown error (0x%.8x)\n",
+		       mmc_hostname(host->mmc), status);
+		data->error = -EIO;
+	}
+}
+
+
+static int
+msmsdcc_pio_read(struct msmsdcc_host *host, char *buffer, unsigned int remain)
+{
+	void __iomem	*base = host->base;
+	uint32_t	*ptr = (uint32_t *) buffer;
+	int		count = 0;
+
+	while (readl(base + MMCISTATUS) & MCI_RXDATAAVLBL) {
+
+		*ptr = readl(base + MMCIFIFO + (count % MCI_FIFOSIZE));
+		ptr++;
+		count += sizeof(uint32_t);
+
+		remain -=  sizeof(uint32_t);
+		if (remain == 0)
+			break;
+	}
+	return count;
+}
+
+static int
+msmsdcc_pio_write(struct msmsdcc_host *host, char *buffer,
+		  unsigned int remain, u32 status)
+{
+	void __iomem *base = host->base;
+	char *ptr = buffer;
+
+	do {
+		unsigned int count, maxcnt;
+
+		maxcnt = status & MCI_TXFIFOEMPTY ? MCI_FIFOSIZE :
+						    MCI_FIFOHALFSIZE;
+		count = min(remain, maxcnt);
+
+		writesl(base + MMCIFIFO, ptr, count >> 2);
+		ptr += count;
+		remain -= count;
+
+		if (remain == 0)
+			break;
+
+		status = readl(base + MMCISTATUS);
+	} while (status & MCI_TXFIFOHALFEMPTY);
+
+	return ptr - buffer;
+}
+
+static int
+msmsdcc_spin_on_status(struct msmsdcc_host *host, uint32_t mask, int maxspin)
+{
+	while (maxspin) {
+		if ((readl(host->base + MMCISTATUS) & mask))
+			return 0;
+		udelay(1);
+		--maxspin;
+	}
+	return -ETIMEDOUT;
+}
+
+static int
+msmsdcc_pio_irq(int irq, void *dev_id)
+{
+	struct msmsdcc_host	*host = dev_id;
+	void __iomem		*base = host->base;
+	uint32_t		status;
+
+	status = readl(base + MMCISTATUS);
+
+	do {
+		unsigned long flags;
+		unsigned int remain, len;
+		char *buffer;
+
+		if (!(status & (MCI_TXFIFOHALFEMPTY | MCI_RXDATAAVLBL))) {
+			if (host->curr.xfer_remain == 0 || !msmsdcc_piopoll)
+				break;
+
+			if (msmsdcc_spin_on_status(host,
+						   (MCI_TXFIFOHALFEMPTY |
+						   MCI_RXDATAAVLBL),
+						   PIO_SPINMAX)) {
+				break;
+			}
+		}
+
+		/* Map the current scatter buffer */
+		local_irq_save(flags);
+		buffer = kmap_atomic(sg_page(host->pio.sg),
+				     KM_BIO_SRC_IRQ) + host->pio.sg->offset;
+		buffer += host->pio.sg_off;
+		remain = host->pio.sg->length - host->pio.sg_off;
+		len = 0;
+		if (status & MCI_RXACTIVE)
+			len = msmsdcc_pio_read(host, buffer, remain);
+		if (status & MCI_TXACTIVE)
+			len = msmsdcc_pio_write(host, buffer, remain, status);
+
+		/* Unmap the buffer */
+		kunmap_atomic(buffer, KM_BIO_SRC_IRQ);
+		local_irq_restore(flags);
+
+		host->pio.sg_off += len;
+		host->curr.xfer_remain -= len;
+		host->curr.data_xfered += len;
+		remain -= len;
+
+		if (remain == 0) {
+			/* This sg page is full - do some housekeeping */
+			if (status & MCI_RXACTIVE && host->curr.user_pages)
+				flush_dcache_page(sg_page(host->pio.sg));
+
+			if (!--host->pio.sg_len) {
+				memset(&host->pio, 0, sizeof(host->pio));
+				break;
+			}
+
+			/* Advance to next sg */
+			host->pio.sg++;
+			host->pio.sg_off = 0;
+		}
+
+		status = readl(base + MMCISTATUS);
+	} while (1);
+
+	if (status & MCI_RXACTIVE && host->curr.xfer_remain < MCI_FIFOSIZE)
+		writel(MCI_RXDATAAVLBLMASK, base + MMCIMASK1);
+
+	if (!host->curr.xfer_remain)
+		writel(0, base + MMCIMASK1);
+
+	return IRQ_HANDLED;
+}
+
+static void msmsdcc_do_cmdirq(struct msmsdcc_host *host, uint32_t status)
+{
+	struct mmc_command *cmd = host->curr.cmd;
+	void __iomem	   *base = host->base;
+
+	host->curr.cmd = NULL;
+	cmd->resp[0] = readl(base + MMCIRESPONSE0);
+	cmd->resp[1] = readl(base + MMCIRESPONSE1);
+	cmd->resp[2] = readl(base + MMCIRESPONSE2);
+	cmd->resp[3] = readl(base + MMCIRESPONSE3);
+
+	del_timer(&host->command_timer);
+	if (status & MCI_CMDTIMEOUT) {
+		cmd->error = -ETIMEDOUT;
+	} else if (status & MCI_CMDCRCFAIL &&
+		   cmd->flags & MMC_RSP_CRC) {
+		pr_err("%s: Command CRC error\n", mmc_hostname(host->mmc));
+		cmd->error = -EILSEQ;
+	}
+
+	if (!cmd->data || cmd->error) {
+		if (host->curr.data && host->dma.sg)
+			msm_dmov_stop_cmd(host->dma.channel,
+					  &host->dma.hdr, 0);
+		else if (host->curr.data) { /* Non DMA */
+			msmsdcc_stop_data(host);
+			msmsdcc_request_end(host, cmd->mrq);
+		} else /* host->data == NULL */
+			msmsdcc_request_end(host, cmd->mrq);
+	} else if (!(cmd->data->flags & MMC_DATA_READ))
+		msmsdcc_start_data(host, cmd->data);
+}
+
+static void
+msmsdcc_handle_irq_data(struct msmsdcc_host *host, u32 status,
+			void __iomem *base)
+{
+	struct mmc_data *data = host->curr.data;
+
+	if (!data)
+		return;
+
+	/* Check for data errors */
+	if (status & (MCI_DATACRCFAIL | MCI_DATATIMEOUT |
+		      MCI_TXUNDERRUN | MCI_RXOVERRUN)) {
+		msmsdcc_data_err(host, data, status);
+		host->curr.data_xfered = 0;
+		if (host->dma.sg)
+			msm_dmov_stop_cmd(host->dma.channel,
+					  &host->dma.hdr, 0);
+		else {
+			msmsdcc_stop_data(host);
+			if (!data->stop)
+				msmsdcc_request_end(host, data->mrq);
+			else
+				msmsdcc_start_command(host, data->stop, 0);
+		}
+	}
+
+	/* Check for data done */
+	if (!host->curr.got_dataend && (status & MCI_DATAEND))
+		host->curr.got_dataend = 1;
+
+	if (!host->curr.got_datablkend && (status & MCI_DATABLOCKEND))
+		host->curr.got_datablkend = 1;
+
+	/*
+	 * If DMA is still in progress, we complete via the completion handler
+	 */
+	if (host->curr.got_dataend && host->curr.got_datablkend &&
+	    !host->dma.busy) {
+		/*
+		 * There appears to be an issue in the controller where
+		 * if you request a small block transfer (< fifo size),
+		 * you may get your DATAEND/DATABLKEND irq without the
+		 * PIO data irq.
+		 *
+		 * Check to see if there is still data to be read,
+		 * and simulate a PIO irq.
+		 */
+		if (readl(base + MMCISTATUS) & MCI_RXDATAAVLBL)
+			msmsdcc_pio_irq(1, host);
+
+		msmsdcc_stop_data(host);
+		if (!data->error)
+			host->curr.data_xfered = host->curr.xfer_size;
+
+		if (!data->stop)
+			msmsdcc_request_end(host, data->mrq);
+		else
+			msmsdcc_start_command(host, data->stop, 0);
+	}
+}
+
+static irqreturn_t
+msmsdcc_irq(int irq, void *dev_id)
+{
+	struct msmsdcc_host	*host = dev_id;
+	void __iomem		*base = host->base;
+	u32			status;
+	int			ret = 0;
+	int			cardint = 0;
+
+	spin_lock(&host->lock);
+
+	do {
+		status = readl(base + MMCISTATUS);
+
+		status &= (readl(base + MMCIMASK0) | MCI_DATABLOCKENDMASK);
+		writel(status, base + MMCICLEAR);
+
+		msmsdcc_handle_irq_data(host, status, base);
+
+		if (status & (MCI_CMDSENT | MCI_CMDRESPEND | MCI_CMDCRCFAIL |
+			      MCI_CMDTIMEOUT) && host->curr.cmd) {
+			msmsdcc_do_cmdirq(host, status);
+		}
+
+		if (status & MCI_SDIOINTOPER) {
+			cardint = 1;
+			status &= ~MCI_SDIOINTOPER;
+		}
+		ret = 1;
+	} while (status);
+
+	spin_unlock(&host->lock);
+
+	/*
+	 * We have to delay handling the card interrupt as it calls
+	 * back into the driver.
+	 */
+	if (cardint)
+		mmc_signal_sdio_irq(host->mmc);
+
+	return IRQ_RETVAL(ret);
+}
+
+static void
+msmsdcc_request(struct mmc_host *mmc, struct mmc_request *mrq)
+{
+	struct msmsdcc_host *host = mmc_priv(mmc);
+	unsigned long flags;
+
+	WARN_ON(host->curr.mrq != NULL);
+	WARN_ON(host->pwr == 0);
+
+	spin_lock_irqsave(&host->lock, flags);
+
+	host->stats.reqs++;
+
+	if (host->eject) {
+		if (mrq->data && !(mrq->data->flags & MMC_DATA_READ)) {
+			mrq->cmd->error = 0;
+			mrq->data->bytes_xfered = mrq->data->blksz *
+						  mrq->data->blocks;
+		} else
+			mrq->cmd->error = -ENOMEDIUM;
+
+		spin_unlock_irqrestore(&host->lock, flags);
+		mmc_request_done(mmc, mrq);
+		return;
+	}
+
+	host->curr.mrq = mrq;
+
+	if (mrq->data && mrq->data->flags & MMC_DATA_READ)
+		msmsdcc_start_data(host, mrq->data);
+
+	msmsdcc_start_command(host, mrq->cmd, 0);
+
+	if (host->cmdpoll && !msmsdcc_spin_on_status(host,
+				MCI_CMDRESPEND|MCI_CMDCRCFAIL|MCI_CMDTIMEOUT,
+				CMD_SPINMAX)) {
+		uint32_t status = readl(host->base + MMCISTATUS);
+		msmsdcc_do_cmdirq(host, status);
+		writel(MCI_CMDRESPEND | MCI_CMDCRCFAIL | MCI_CMDTIMEOUT,
+		       host->base + MMCICLEAR);
+		host->stats.cmdpoll_hits++;
+	} else {
+		host->stats.cmdpoll_misses++;
+		mod_timer(&host->command_timer, jiffies + HZ);
+	}
+	spin_unlock_irqrestore(&host->lock, flags);
+}
+
+static void
+msmsdcc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
+{
+	struct msmsdcc_host *host = mmc_priv(mmc);
+	u32 clk = 0, pwr = 0;
+	int rc;
+
+	if (ios->clock) {
+
+		if (!host->clks_on) {
+			clk_enable(host->pclk);
+			clk_enable(host->clk);
+			host->clks_on = 1;
+		}
+		if (ios->clock != host->clk_rate) {
+			rc = clk_set_rate(host->clk, ios->clock);
+			if (rc < 0)
+				pr_err("%s: Error setting clock rate (%d)\n",
+				       mmc_hostname(host->mmc), rc);
+			else
+				host->clk_rate = ios->clock;
+		}
+		clk |= MCI_CLK_ENABLE;
+	}
+
+	if (ios->bus_width == MMC_BUS_WIDTH_4)
+		clk |= (2 << 10); /* Set WIDEBUS */
+
+	if (ios->clock > 400000 && msmsdcc_pwrsave)
+		clk |= (1 << 9); /* PWRSAVE */
+
+	clk |= (1 << 12); /* FLOW_ENA */
+	clk |= (1 << 15); /* feedback clock */
+
+	if (host->plat->translate_vdd)
+		pwr |= host->plat->translate_vdd(mmc_dev(mmc), ios->vdd);
+
+	switch (ios->power_mode) {
+	case MMC_POWER_OFF:
+		htc_pwrsink_set(PWRSINK_SDCARD, 0);
+		break;
+	case MMC_POWER_UP:
+		pwr |= MCI_PWR_UP;
+		break;
+	case MMC_POWER_ON:
+		htc_pwrsink_set(PWRSINK_SDCARD, 100);
+		pwr |= MCI_PWR_ON;
+		break;
+	}
+
+	if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
+		pwr |= MCI_OD;
+
+	writel(clk, host->base + MMCICLOCK);
+
+	if (host->pwr != pwr) {
+		host->pwr = pwr;
+		writel(pwr, host->base + MMCIPOWER);
+	}
+
+	if (!(clk & MCI_CLK_ENABLE) && host->clks_on) {
+		clk_disable(host->clk);
+		clk_disable(host->pclk);
+		host->clks_on = 0;
+	}
+}
+
+static void msmsdcc_enable_sdio_irq(struct mmc_host *mmc, int enable)
+{
+	struct msmsdcc_host *host = mmc_priv(mmc);
+	unsigned long flags;
+	u32 status;
+
+	spin_lock_irqsave(&host->lock, flags);
+	if (msmsdcc_sdioirq == 1) {
+		status = readl(host->base + MMCIMASK0);
+		if (enable)
+			status |= MCI_SDIOINTOPERMASK;
+		else
+			status &= ~MCI_SDIOINTOPERMASK;
+		host->saved_irq0mask = status;
+		writel(status, host->base + MMCIMASK0);
+	}
+	spin_unlock_irqrestore(&host->lock, flags);
+}
+
+static const struct mmc_host_ops msmsdcc_ops = {
+	.request	= msmsdcc_request,
+	.set_ios	= msmsdcc_set_ios,
+	.enable_sdio_irq = msmsdcc_enable_sdio_irq,
+};
+
+static void
+msmsdcc_check_status(unsigned long data)
+{
+	struct msmsdcc_host *host = (struct msmsdcc_host *)data;
+	unsigned int status;
+
+	if (!host->plat->status) {
+		mmc_detect_change(host->mmc, 0);
+		goto out;
+	}
+
+	status = host->plat->status(mmc_dev(host->mmc));
+	host->eject = !status;
+	if (status ^ host->oldstat) {
+		pr_info("%s: Slot status change detected (%d -> %d)\n",
+			mmc_hostname(host->mmc), host->oldstat, status);
+		if (status)
+			mmc_detect_change(host->mmc, (5 * HZ) / 2);
+		else
+			mmc_detect_change(host->mmc, 0);
+	}
+
+	host->oldstat = status;
+
+out:
+	if (host->timer.function)
+		mod_timer(&host->timer, jiffies + HZ);
+}
+
+static irqreturn_t
+msmsdcc_platform_status_irq(int irq, void *dev_id)
+{
+	struct msmsdcc_host *host = dev_id;
+
+	printk(KERN_DEBUG "%s: %d\n", __func__, irq);
+	msmsdcc_check_status((unsigned long) host);
+	return IRQ_HANDLED;
+}
+
+static void
+msmsdcc_status_notify_cb(int card_present, void *dev_id)
+{
+	struct msmsdcc_host *host = dev_id;
+
+	printk(KERN_DEBUG "%s: card_present %d\n", mmc_hostname(host->mmc),
+	       card_present);
+	msmsdcc_check_status((unsigned long) host);
+}
+
+/*
+ * called when a command expires.
+ * Dump some debugging, and then error
+ * out the transaction.
+ */
+static void
+msmsdcc_command_expired(unsigned long _data)
+{
+	struct msmsdcc_host	*host = (struct msmsdcc_host *) _data;
+	struct mmc_request	*mrq;
+	unsigned long		flags;
+
+	spin_lock_irqsave(&host->lock, flags);
+	mrq = host->curr.mrq;
+
+	if (!mrq) {
+		pr_info("%s: Command expiry misfire\n",
+			mmc_hostname(host->mmc));
+		spin_unlock_irqrestore(&host->lock, flags);
+		return;
+	}
+
+	pr_err("%s: Command timeout (%p %p %p %p)\n",
+	       mmc_hostname(host->mmc), mrq, mrq->cmd,
+	       mrq->data, host->dma.sg);
+
+	mrq->cmd->error = -ETIMEDOUT;
+	msmsdcc_stop_data(host);
+
+	writel(0, host->base + MMCICOMMAND);
+
+	host->curr.mrq = NULL;
+	host->curr.cmd = NULL;
+
+	spin_unlock_irqrestore(&host->lock, flags);
+	mmc_request_done(host->mmc, mrq);
+}
+
+static int
+msmsdcc_init_dma(struct msmsdcc_host *host)
+{
+	memset(&host->dma, 0, sizeof(struct msmsdcc_dma_data));
+	host->dma.host = host;
+	host->dma.channel = -1;
+
+	if (!host->dmares)
+		return -ENODEV;
+
+	host->dma.nc = dma_alloc_coherent(NULL,
+					  sizeof(struct msmsdcc_nc_dmadata),
+					  &host->dma.nc_busaddr,
+					  GFP_KERNEL);
+	if (host->dma.nc == NULL) {
+		pr_err("Unable to allocate DMA buffer\n");
+		return -ENOMEM;
+	}
+	memset(host->dma.nc, 0x00, sizeof(struct msmsdcc_nc_dmadata));
+	host->dma.cmd_busaddr = host->dma.nc_busaddr;
+	host->dma.cmdptr_busaddr = host->dma.nc_busaddr +
+				offsetof(struct msmsdcc_nc_dmadata, cmdptr);
+	host->dma.channel = host->dmares->start;
+
+	return 0;
+}
+
+#ifdef CONFIG_MMC_MSM7X00A_RESUME_IN_WQ
+static void
+do_resume_work(struct work_struct *work)
+{
+	struct msmsdcc_host *host =
+		container_of(work, struct msmsdcc_host, resume_task);
+	struct mmc_host	*mmc = host->mmc;
+
+	if (mmc) {
+		mmc_resume_host(mmc);
+		if (host->stat_irq)
+			enable_irq(host->stat_irq);
+	}
+}
+#endif
+
+static int
+msmsdcc_probe(struct platform_device *pdev)
+{
+	struct mmc_platform_data *plat = pdev->dev.platform_data;
+	struct msmsdcc_host *host;
+	struct mmc_host *mmc;
+	struct resource *cmd_irqres = NULL;
+	struct resource *pio_irqres = NULL;
+	struct resource *stat_irqres = NULL;
+	struct resource *memres = NULL;
+	struct resource *dmares = NULL;
+	int ret;
+
+	/* must have platform data */
+	if (!plat) {
+		pr_err("%s: Platform data not available\n", __func__);
+		ret = -EINVAL;
+		goto out;
+	}
+
+	if (pdev->id < 1 || pdev->id > 4)
+		return -EINVAL;
+
+	if (pdev->resource == NULL || pdev->num_resources < 2) {
+		pr_err("%s: Invalid resource\n", __func__);
+		return -ENXIO;
+	}
+
+	memres = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	dmares = platform_get_resource(pdev, IORESOURCE_DMA, 0);
+	cmd_irqres = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
+						  "cmd_irq");
+	pio_irqres = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
+						  "pio_irq");
+	stat_irqres = platform_get_resource_byname(pdev, IORESOURCE_IRQ,
+						   "status_irq");
+
+	if (!cmd_irqres || !pio_irqres || !memres) {
+		pr_err("%s: Invalid resource\n", __func__);
+		return -ENXIO;
+	}
+
+	/*
+	 * Setup our host structure
+	 */
+
+	mmc = mmc_alloc_host(sizeof(struct msmsdcc_host), &pdev->dev);
+	if (!mmc) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	host = mmc_priv(mmc);
+	host->pdev_id = pdev->id;
+	host->plat = plat;
+	host->mmc = mmc;
+
+	host->cmdpoll = 1;
+
+	host->base = ioremap(memres->start, PAGE_SIZE);
+	if (!host->base) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	host->cmd_irqres = cmd_irqres;
+	host->pio_irqres = pio_irqres;
+	host->memres = memres;
+	host->dmares = dmares;
+	spin_lock_init(&host->lock);
+
+	/*
+	 * Setup DMA
+	 */
+	msmsdcc_init_dma(host);
+
+	/*
+	 * Setup main peripheral bus clock
+	 */
+	host->pclk = clk_get(&pdev->dev, "sdc_pclk");
+	if (IS_ERR(host->pclk)) {
+		ret = PTR_ERR(host->pclk);
+		goto host_free;
+	}
+
+	ret = clk_enable(host->pclk);
+	if (ret)
+		goto pclk_put;
+
+	host->pclk_rate = clk_get_rate(host->pclk);
+
+	/*
+	 * Setup SDC MMC clock
+	 */
+	host->clk = clk_get(&pdev->dev, "sdc_clk");
+	if (IS_ERR(host->clk)) {
+		ret = PTR_ERR(host->clk);
+		goto pclk_disable;
+	}
+
+	ret = clk_enable(host->clk);
+	if (ret)
+		goto clk_put;
+
+	ret = clk_set_rate(host->clk, msmsdcc_fmin);
+	if (ret) {
+		pr_err("%s: Clock rate set failed (%d)\n", __func__, ret);
+		goto clk_disable;
+	}
+
+	host->clk_rate = clk_get_rate(host->clk);
+
+	host->clks_on = 1;
+
+	/*
+	 * Setup MMC host structure
+	 */
+	mmc->ops = &msmsdcc_ops;
+	mmc->f_min = msmsdcc_fmin;
+	mmc->f_max = msmsdcc_fmax;
+	mmc->ocr_avail = plat->ocr_mask;
+
+	if (msmsdcc_4bit)
+		mmc->caps |= MMC_CAP_4_BIT_DATA;
+	if (msmsdcc_sdioirq)
+		mmc->caps |= MMC_CAP_SDIO_IRQ;
+	mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED;
+
+	mmc->max_phys_segs = NR_SG;
+	mmc->max_hw_segs = NR_SG;
+	mmc->max_blk_size = 4096;	/* MCI_DATA_CTL BLOCKSIZE up to 4096 */
+	mmc->max_blk_count = 65536;
+
+	mmc->max_req_size = 33554432;	/* MCI_DATA_LENGTH is 25 bits */
+	mmc->max_seg_size = mmc->max_req_size;
+
+	writel(0, host->base + MMCIMASK0);
+	writel(0x5e007ff, host->base + MMCICLEAR); /* Add: 1 << 25 */
+
+	writel(MCI_IRQENABLE, host->base + MMCIMASK0);
+	host->saved_irq0mask = MCI_IRQENABLE;
+
+	/*
+	 * Setup card detect change
+	 */
+
+	memset(&host->timer, 0, sizeof(host->timer));
+
+	if (stat_irqres && !(stat_irqres->flags & IORESOURCE_DISABLED)) {
+		unsigned long irqflags = IRQF_SHARED |
+			(stat_irqres->flags & IRQF_TRIGGER_MASK);
+
+		host->stat_irq = stat_irqres->start;
+		ret = request_irq(host->stat_irq,
+				  msmsdcc_platform_status_irq,
+				  irqflags,
+				  DRIVER_NAME " (slot)",
+				  host);
+		if (ret) {
+			pr_err("%s: Unable to get slot IRQ %d (%d)\n",
+			       mmc_hostname(mmc), host->stat_irq, ret);
+			goto clk_disable;
+		}
+	} else if (plat->register_status_notify) {
+		plat->register_status_notify(msmsdcc_status_notify_cb, host);
+	} else if (!plat->status)
+		pr_err("%s: No card detect facilities available\n",
+		       mmc_hostname(mmc));
+	else {
+		init_timer(&host->timer);
+		host->timer.data = (unsigned long)host;
+		host->timer.function = msmsdcc_check_status;
+		host->timer.expires = jiffies + HZ;
+		add_timer(&host->timer);
+	}
+
+	if (plat->status) {
+		host->oldstat = host->plat->status(mmc_dev(host->mmc));
+		host->eject = !host->oldstat;
+	}
+
+	/*
+	 * Setup a command timer. We currently need this due to
+	 * some 'strange' timeout / error handling situations.
+	 */
+	init_timer(&host->command_timer);
+	host->command_timer.data = (unsigned long) host;
+	host->command_timer.function = msmsdcc_command_expired;
+
+	ret = request_irq(cmd_irqres->start, msmsdcc_irq, IRQF_SHARED,
+			  DRIVER_NAME " (cmd)", host);
+	if (ret)
+		goto stat_irq_free;
+
+	ret = request_irq(pio_irqres->start, msmsdcc_pio_irq, IRQF_SHARED,
+			  DRIVER_NAME " (pio)", host);
+	if (ret)
+		goto cmd_irq_free;
+
+	mmc_set_drvdata(pdev, mmc);
+	mmc_add_host(mmc);
+
+	pr_info("%s: Qualcomm MSM SDCC at 0x%016llx irq %d,%d dma %d\n",
+		mmc_hostname(mmc), (unsigned long long)memres->start,
+		(unsigned int) cmd_irqres->start,
+		(unsigned int) host->stat_irq, host->dma.channel);
+	pr_info("%s: 4 bit data mode %s\n", mmc_hostname(mmc),
+		(mmc->caps & MMC_CAP_4_BIT_DATA ? "enabled" : "disabled"));
+	pr_info("%s: MMC clock %u -> %u Hz, PCLK %u Hz\n",
+		mmc_hostname(mmc), msmsdcc_fmin, msmsdcc_fmax, host->pclk_rate);
+	pr_info("%s: Slot eject status = %d\n", mmc_hostname(mmc), host->eject);
+	pr_info("%s: Power save feature enable = %d\n",
+		mmc_hostname(mmc), msmsdcc_pwrsave);
+
+	if (host->dma.channel != -1) {
+		pr_info("%s: DM non-cached buffer at %p, dma_addr 0x%.8x\n",
+			mmc_hostname(mmc), host->dma.nc, host->dma.nc_busaddr);
+		pr_info("%s: DM cmd busaddr 0x%.8x, cmdptr busaddr 0x%.8x\n",
+			mmc_hostname(mmc), host->dma.cmd_busaddr,
+			host->dma.cmdptr_busaddr);
+	} else
+		pr_info("%s: PIO transfer enabled\n", mmc_hostname(mmc));
+	if (host->timer.function)
+		pr_info("%s: Polling status mode enabled\n", mmc_hostname(mmc));
+
+	return 0;
+ cmd_irq_free:
+	free_irq(cmd_irqres->start, host);
+ stat_irq_free:
+	if (host->stat_irq)
+		free_irq(host->stat_irq, host);
+ clk_disable:
+	clk_disable(host->clk);
+ clk_put:
+	clk_put(host->clk);
+ pclk_disable:
+	clk_disable(host->pclk);
+ pclk_put:
+	clk_put(host->pclk);
+ host_free:
+	mmc_free_host(mmc);
+ out:
+	return ret;
+}
+
+static int
+msmsdcc_suspend(struct platform_device *dev, pm_message_t state)
+{
+	struct mmc_host *mmc = mmc_get_drvdata(dev);
+	int rc = 0;
+
+	if (mmc) {
+		struct msmsdcc_host *host = mmc_priv(mmc);
+
+		if (host->stat_irq)
+			disable_irq(host->stat_irq);
+
+		if (mmc->card && mmc->card->type != MMC_TYPE_SDIO)
+			rc = mmc_suspend_host(mmc, state);
+		if (!rc) {
+			writel(0, host->base + MMCIMASK0);
+
+			if (host->clks_on) {
+				clk_disable(host->clk);
+				clk_disable(host->pclk);
+				host->clks_on = 0;
+			}
+		}
+	}
+	return rc;
+}
+
+static int
+msmsdcc_resume(struct platform_device *dev)
+{
+	struct mmc_host *mmc = mmc_get_drvdata(dev);
+	unsigned long flags;
+
+	if (mmc) {
+		struct msmsdcc_host *host = mmc_priv(mmc);
+
+		spin_lock_irqsave(&host->lock, flags);
+
+		if (!host->clks_on) {
+			clk_enable(host->pclk);
+			clk_enable(host->clk);
+			host->clks_on = 1;
+		}
+
+		writel(host->saved_irq0mask, host->base + MMCIMASK0);
+
+		spin_unlock_irqrestore(&host->lock, flags);
+
+		if (mmc->card && mmc->card->type != MMC_TYPE_SDIO)
+			mmc_resume_host(mmc);
+			if (host->stat_irq)
+				enable_irq(host->stat_irq);
+		else if (host->stat_irq)
+			enable_irq(host->stat_irq);
+	}
+	return 0;
+}
+
+static struct platform_driver msmsdcc_driver = {
+	.probe		= msmsdcc_probe,
+	.suspend	= msmsdcc_suspend,
+	.resume		= msmsdcc_resume,
+	.driver		= {
+		.name	= "msm_sdcc",
+	},
+};
+
+static int __init msmsdcc_init(void)
+{
+	return platform_driver_register(&msmsdcc_driver);
+}
+
+static void __exit msmsdcc_exit(void)
+{
+	platform_driver_unregister(&msmsdcc_driver);
+}
+
+module_init(msmsdcc_init);
+module_exit(msmsdcc_exit);
+
+MODULE_DESCRIPTION("Qualcomm MSM 7X00A Multimedia Card Interface driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mmc/host/msm_sdcc.h b/drivers/mmc/host/msm_sdcc.h
new file mode 100644
index 000000000000..8c8448469811
--- /dev/null
+++ b/drivers/mmc/host/msm_sdcc.h
@@ -0,0 +1,238 @@
+/*
+ *  linux/drivers/mmc/host/msmsdcc.h - QCT MSM7K SDC Controller
+ *
+ *  Copyright (C) 2008 Google, All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * - Based on mmci.h
+ */
+
+#ifndef _MSM_SDCC_H
+#define _MSM_SDCC_H
+
+#define MSMSDCC_CRCI_SDC1	6
+#define MSMSDCC_CRCI_SDC2	7
+#define MSMSDCC_CRCI_SDC3	12
+#define MSMSDCC_CRCI_SDC4	13
+
+#define MMCIPOWER		0x000
+#define MCI_PWR_OFF		0x00
+#define MCI_PWR_UP		0x02
+#define MCI_PWR_ON		0x03
+#define MCI_OD			(1 << 6)
+
+#define MMCICLOCK		0x004
+#define MCI_CLK_ENABLE		(1 << 8)
+#define MCI_CLK_PWRSAVE		(1 << 9)
+#define MCI_CLK_WIDEBUS		(1 << 10)
+#define MCI_CLK_FLOWENA		(1 << 12)
+#define MCI_CLK_INVERTOUT	(1 << 13)
+#define MCI_CLK_SELECTIN	(1 << 14)
+
+#define MMCIARGUMENT		0x008
+#define MMCICOMMAND		0x00c
+#define MCI_CPSM_RESPONSE	(1 << 6)
+#define MCI_CPSM_LONGRSP	(1 << 7)
+#define MCI_CPSM_INTERRUPT	(1 << 8)
+#define MCI_CPSM_PENDING	(1 << 9)
+#define MCI_CPSM_ENABLE		(1 << 10)
+#define MCI_CPSM_PROGENA	(1 << 11)
+#define MCI_CSPM_DATCMD		(1 << 12)
+#define MCI_CSPM_MCIABORT	(1 << 13)
+#define MCI_CSPM_CCSENABLE	(1 << 14)
+#define MCI_CSPM_CCSDISABLE	(1 << 15)
+
+
+#define MMCIRESPCMD		0x010
+#define MMCIRESPONSE0		0x014
+#define MMCIRESPONSE1		0x018
+#define MMCIRESPONSE2		0x01c
+#define MMCIRESPONSE3		0x020
+#define MMCIDATATIMER		0x024
+#define MMCIDATALENGTH		0x028
+
+#define MMCIDATACTRL		0x02c
+#define MCI_DPSM_ENABLE		(1 << 0)
+#define MCI_DPSM_DIRECTION	(1 << 1)
+#define MCI_DPSM_MODE		(1 << 2)
+#define MCI_DPSM_DMAENABLE	(1 << 3)
+
+#define MMCIDATACNT		0x030
+#define MMCISTATUS		0x034
+#define MCI_CMDCRCFAIL		(1 << 0)
+#define MCI_DATACRCFAIL		(1 << 1)
+#define MCI_CMDTIMEOUT		(1 << 2)
+#define MCI_DATATIMEOUT		(1 << 3)
+#define MCI_TXUNDERRUN		(1 << 4)
+#define MCI_RXOVERRUN		(1 << 5)
+#define MCI_CMDRESPEND		(1 << 6)
+#define MCI_CMDSENT		(1 << 7)
+#define MCI_DATAEND		(1 << 8)
+#define MCI_DATABLOCKEND	(1 << 10)
+#define MCI_CMDACTIVE		(1 << 11)
+#define MCI_TXACTIVE		(1 << 12)
+#define MCI_RXACTIVE		(1 << 13)
+#define MCI_TXFIFOHALFEMPTY	(1 << 14)
+#define MCI_RXFIFOHALFFULL	(1 << 15)
+#define MCI_TXFIFOFULL		(1 << 16)
+#define MCI_RXFIFOFULL		(1 << 17)
+#define MCI_TXFIFOEMPTY		(1 << 18)
+#define MCI_RXFIFOEMPTY		(1 << 19)
+#define MCI_TXDATAAVLBL		(1 << 20)
+#define MCI_RXDATAAVLBL		(1 << 21)
+#define MCI_SDIOINTR		(1 << 22)
+#define MCI_PROGDONE		(1 << 23)
+#define MCI_ATACMDCOMPL		(1 << 24)
+#define MCI_SDIOINTOPER		(1 << 25)
+#define MCI_CCSTIMEOUT		(1 << 26)
+
+#define MMCICLEAR		0x038
+#define MCI_CMDCRCFAILCLR	(1 << 0)
+#define MCI_DATACRCFAILCLR	(1 << 1)
+#define MCI_CMDTIMEOUTCLR	(1 << 2)
+#define MCI_DATATIMEOUTCLR	(1 << 3)
+#define MCI_TXUNDERRUNCLR	(1 << 4)
+#define MCI_RXOVERRUNCLR	(1 << 5)
+#define MCI_CMDRESPENDCLR	(1 << 6)
+#define MCI_CMDSENTCLR		(1 << 7)
+#define MCI_DATAENDCLR		(1 << 8)
+#define MCI_DATABLOCKENDCLR	(1 << 10)
+
+#define MMCIMASK0		0x03c
+#define MCI_CMDCRCFAILMASK	(1 << 0)
+#define MCI_DATACRCFAILMASK	(1 << 1)
+#define MCI_CMDTIMEOUTMASK	(1 << 2)
+#define MCI_DATATIMEOUTMASK	(1 << 3)
+#define MCI_TXUNDERRUNMASK	(1 << 4)
+#define MCI_RXOVERRUNMASK	(1 << 5)
+#define MCI_CMDRESPENDMASK	(1 << 6)
+#define MCI_CMDSENTMASK		(1 << 7)
+#define MCI_DATAENDMASK		(1 << 8)
+#define MCI_DATABLOCKENDMASK	(1 << 10)
+#define MCI_CMDACTIVEMASK	(1 << 11)
+#define MCI_TXACTIVEMASK	(1 << 12)
+#define MCI_RXACTIVEMASK	(1 << 13)
+#define MCI_TXFIFOHALFEMPTYMASK	(1 << 14)
+#define MCI_RXFIFOHALFFULLMASK	(1 << 15)
+#define MCI_TXFIFOFULLMASK	(1 << 16)
+#define MCI_RXFIFOFULLMASK	(1 << 17)
+#define MCI_TXFIFOEMPTYMASK	(1 << 18)
+#define MCI_RXFIFOEMPTYMASK	(1 << 19)
+#define MCI_TXDATAAVLBLMASK	(1 << 20)
+#define MCI_RXDATAAVLBLMASK	(1 << 21)
+#define MCI_SDIOINTMASK		(1 << 22)
+#define MCI_PROGDONEMASK	(1 << 23)
+#define MCI_ATACMDCOMPLMASK	(1 << 24)
+#define MCI_SDIOINTOPERMASK	(1 << 25)
+#define MCI_CCSTIMEOUTMASK	(1 << 26)
+
+#define MMCIMASK1		0x040
+#define MMCIFIFOCNT		0x044
+#define MCICCSTIMER		0x058
+
+#define MMCIFIFO		0x080 /* to 0x0bc */
+
+#define MCI_IRQENABLE	\
+	(MCI_CMDCRCFAILMASK|MCI_DATACRCFAILMASK|MCI_CMDTIMEOUTMASK|	\
+	MCI_DATATIMEOUTMASK|MCI_TXUNDERRUNMASK|MCI_RXOVERRUNMASK|	\
+	MCI_CMDRESPENDMASK|MCI_CMDSENTMASK|MCI_DATAENDMASK)
+
+/*
+ * The size of the FIFO in bytes.
+ */
+#define MCI_FIFOSIZE	(16*4)
+
+#define MCI_FIFOHALFSIZE (MCI_FIFOSIZE / 2)
+
+#define NR_SG		32
+
+struct clk;
+
+struct msmsdcc_nc_dmadata {
+	dmov_box	cmd[NR_SG];
+	uint32_t	cmdptr;
+};
+
+struct msmsdcc_dma_data {
+	struct msmsdcc_nc_dmadata	*nc;
+	dma_addr_t			nc_busaddr;
+	dma_addr_t			cmd_busaddr;
+	dma_addr_t			cmdptr_busaddr;
+
+	struct msm_dmov_cmd		hdr;
+	enum dma_data_direction		dir;
+
+	struct scatterlist		*sg;
+	int				num_ents;
+
+	int				channel;
+	struct msmsdcc_host		*host;
+	int				busy; /* Set if DM is busy */
+};
+
+struct msmsdcc_pio_data {
+	struct scatterlist	*sg;
+	unsigned int		sg_len;
+	unsigned int		sg_off;
+};
+
+struct msmsdcc_curr_req {
+	struct mmc_request	*mrq;
+	struct mmc_command	*cmd;
+	struct mmc_data		*data;
+	unsigned int		xfer_size;	/* Total data size */
+	unsigned int		xfer_remain;	/* Bytes remaining to send */
+	unsigned int		data_xfered;	/* Bytes acked by BLKEND irq */
+	int			got_dataend;
+	int			got_datablkend;
+	int			user_pages;
+};
+
+struct msmsdcc_stats {
+	unsigned int reqs;
+	unsigned int cmds;
+	unsigned int cmdpoll_hits;
+	unsigned int cmdpoll_misses;
+};
+
+struct msmsdcc_host {
+	struct resource		*cmd_irqres;
+	struct resource		*pio_irqres;
+	struct resource		*memres;
+	struct resource		*dmares;
+	void __iomem		*base;
+	int			pdev_id;
+	unsigned int		stat_irq;
+
+	struct msmsdcc_curr_req	curr;
+
+	struct mmc_host		*mmc;
+	struct clk		*clk;		/* main MMC bus clock */
+	struct clk		*pclk;		/* SDCC peripheral bus clock */
+	unsigned int		clks_on;	/* set if clocks are enabled */
+	struct timer_list	command_timer;
+
+	unsigned int		eject;		/* eject state */
+
+	spinlock_t		lock;
+
+	unsigned int		clk_rate;	/* Current clock rate */
+	unsigned int		pclk_rate;
+
+	u32			pwr;
+	u32			saved_irq0mask;	/* MMCIMASK0 reg value */
+	struct mmc_platform_data *plat;
+
+	struct timer_list	timer;
+	unsigned int		oldstat;
+
+	struct msmsdcc_dma_data	dma;
+	struct msmsdcc_pio_data	pio;
+	int			cmdpoll;
+	struct msmsdcc_stats	stats;
+};
+
+#endif
diff --git a/drivers/mmc/host/mxcmmc.c b/drivers/mmc/host/mxcmmc.c
index bc14bb1b0579..88671529c45d 100644
--- a/drivers/mmc/host/mxcmmc.c
+++ b/drivers/mmc/host/mxcmmc.c
@@ -512,7 +512,7 @@ static void mxcmci_cmd_done(struct mxcmci_host *host, unsigned int stat)
 	}
 
 	/* For the DMA case the DMA engine handles the data transfer
-	 * automatically. For non DMA we have to to it ourselves.
+	 * automatically. For non DMA we have to do it ourselves.
 	 * Don't do it in interrupt context though.
 	 */
 	if (!mxcmci_use_dma(host) && host->data)
diff --git a/drivers/mmc/host/omap.c b/drivers/mmc/host/omap.c
index e7a331de5733..b8fd7af1ceeb 100644
--- a/drivers/mmc/host/omap.c
+++ b/drivers/mmc/host/omap.c
@@ -1529,6 +1529,7 @@ static int mmc_omap_remove(struct platform_device *pdev)
 		host->pdata->cleanup(&pdev->dev);
 
 	mmc_omap_fclk_enable(host, 0);
+	free_irq(host->irq, host);
 	clk_put(host->fclk);
 	clk_disable(host->iclk);
 	clk_put(host->iclk);
diff --git a/drivers/mmc/host/omap_hsmmc.c b/drivers/mmc/host/omap_hsmmc.c
index 1cf9cfb3b64f..0aecaaebef3d 100644
--- a/drivers/mmc/host/omap_hsmmc.c
+++ b/drivers/mmc/host/omap_hsmmc.c
@@ -17,6 +17,8 @@
 
 #include <linux/module.h>
 #include <linux/init.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
 #include <linux/interrupt.h>
 #include <linux/delay.h>
 #include <linux/dma-mapping.h>
@@ -25,6 +27,7 @@
 #include <linux/timer.h>
 #include <linux/clk.h>
 #include <linux/mmc/host.h>
+#include <linux/mmc/core.h>
 #include <linux/io.h>
 #include <linux/semaphore.h>
 #include <mach/dma.h>
@@ -35,6 +38,7 @@
 
 /* OMAP HSMMC Host Controller Registers */
 #define OMAP_HSMMC_SYSCONFIG	0x0010
+#define OMAP_HSMMC_SYSSTATUS	0x0014
 #define OMAP_HSMMC_CON		0x002C
 #define OMAP_HSMMC_BLK		0x0104
 #define OMAP_HSMMC_ARG		0x0108
@@ -70,6 +74,8 @@
 #define DTO_MASK		0x000F0000
 #define DTO_SHIFT		16
 #define INT_EN_MASK		0x307F0033
+#define BWR_ENABLE		(1 << 4)
+#define BRR_ENABLE		(1 << 5)
 #define INIT_STREAM		(1 << 1)
 #define DP_SELECT		(1 << 21)
 #define DDIR			(1 << 4)
@@ -92,6 +98,8 @@
 #define DUAL_VOLT_OCR_BIT	7
 #define SRC			(1 << 25)
 #define SRD			(1 << 26)
+#define SOFTRESET		(1 << 1)
+#define RESETDONE		(1 << 0)
 
 /*
  * FIXME: Most likely all the data using these _DEVID defines should come
@@ -101,11 +109,18 @@
 #define OMAP_MMC1_DEVID		0
 #define OMAP_MMC2_DEVID		1
 #define OMAP_MMC3_DEVID		2
+#define OMAP_MMC4_DEVID		3
+#define OMAP_MMC5_DEVID		4
 
 #define MMC_TIMEOUT_MS		20
 #define OMAP_MMC_MASTER_CLOCK	96000000
 #define DRIVER_NAME		"mmci-omap-hs"
 
+/* Timeouts for entering power saving states on inactivity, msec */
+#define OMAP_MMC_DISABLED_TIMEOUT	100
+#define OMAP_MMC_SLEEP_TIMEOUT		1000
+#define OMAP_MMC_OFF_TIMEOUT		8000
+
 /*
  * One controller can have multiple slots, like on some omap boards using
  * omap.c controller driver. Luckily this is not currently done on any known
@@ -122,7 +137,7 @@
 #define OMAP_HSMMC_WRITE(base, reg, val) \
 	__raw_writel((val), (base) + OMAP_HSMMC_##reg)
 
-struct mmc_omap_host {
+struct omap_hsmmc_host {
 	struct	device		*dev;
 	struct	mmc_host	*mmc;
 	struct	mmc_request	*mrq;
@@ -135,27 +150,35 @@ struct mmc_omap_host {
 	struct	work_struct	mmc_carddetect_work;
 	void	__iomem		*base;
 	resource_size_t		mapbase;
+	spinlock_t		irq_lock; /* Prevent races with irq handler */
+	unsigned long		flags;
 	unsigned int		id;
 	unsigned int		dma_len;
 	unsigned int		dma_sg_idx;
 	unsigned char		bus_mode;
+	unsigned char		power_mode;
 	u32			*buffer;
 	u32			bytesleft;
 	int			suspended;
 	int			irq;
-	int			carddetect;
 	int			use_dma, dma_ch;
 	int			dma_line_tx, dma_line_rx;
 	int			slot_id;
-	int			dbclk_enabled;
+	int			got_dbclk;
 	int			response_busy;
+	int			context_loss;
+	int			dpm_state;
+	int			vdd;
+	int			protect_card;
+	int			reqs_blocked;
+
 	struct	omap_mmc_platform_data	*pdata;
 };
 
 /*
  * Stop clock to the card
  */
-static void omap_mmc_stop_clock(struct mmc_omap_host *host)
+static void omap_hsmmc_stop_clock(struct omap_hsmmc_host *host)
 {
 	OMAP_HSMMC_WRITE(host->base, SYSCTL,
 		OMAP_HSMMC_READ(host->base, SYSCTL) & ~CEN);
@@ -163,15 +186,178 @@ static void omap_mmc_stop_clock(struct mmc_omap_host *host)
 		dev_dbg(mmc_dev(host->mmc), "MMC Clock is not stoped\n");
 }
 
+#ifdef CONFIG_PM
+
+/*
+ * Restore the MMC host context, if it was lost as result of a
+ * power state change.
+ */
+static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
+{
+	struct mmc_ios *ios = &host->mmc->ios;
+	struct omap_mmc_platform_data *pdata = host->pdata;
+	int context_loss = 0;
+	u32 hctl, capa, con;
+	u16 dsor = 0;
+	unsigned long timeout;
+
+	if (pdata->get_context_loss_count) {
+		context_loss = pdata->get_context_loss_count(host->dev);
+		if (context_loss < 0)
+			return 1;
+	}
+
+	dev_dbg(mmc_dev(host->mmc), "context was %slost\n",
+		context_loss == host->context_loss ? "not " : "");
+	if (host->context_loss == context_loss)
+		return 1;
+
+	/* Wait for hardware reset */
+	timeout = jiffies + msecs_to_jiffies(MMC_TIMEOUT_MS);
+	while ((OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE) != RESETDONE
+		&& time_before(jiffies, timeout))
+		;
+
+	/* Do software reset */
+	OMAP_HSMMC_WRITE(host->base, SYSCONFIG, SOFTRESET);
+	timeout = jiffies + msecs_to_jiffies(MMC_TIMEOUT_MS);
+	while ((OMAP_HSMMC_READ(host->base, SYSSTATUS) & RESETDONE) != RESETDONE
+		&& time_before(jiffies, timeout))
+		;
+
+	OMAP_HSMMC_WRITE(host->base, SYSCONFIG,
+			OMAP_HSMMC_READ(host->base, SYSCONFIG) | AUTOIDLE);
+
+	if (host->id == OMAP_MMC1_DEVID) {
+		if (host->power_mode != MMC_POWER_OFF &&
+		    (1 << ios->vdd) <= MMC_VDD_23_24)
+			hctl = SDVS18;
+		else
+			hctl = SDVS30;
+		capa = VS30 | VS18;
+	} else {
+		hctl = SDVS18;
+		capa = VS18;
+	}
+
+	OMAP_HSMMC_WRITE(host->base, HCTL,
+			OMAP_HSMMC_READ(host->base, HCTL) | hctl);
+
+	OMAP_HSMMC_WRITE(host->base, CAPA,
+			OMAP_HSMMC_READ(host->base, CAPA) | capa);
+
+	OMAP_HSMMC_WRITE(host->base, HCTL,
+			OMAP_HSMMC_READ(host->base, HCTL) | SDBP);
+
+	timeout = jiffies + msecs_to_jiffies(MMC_TIMEOUT_MS);
+	while ((OMAP_HSMMC_READ(host->base, HCTL) & SDBP) != SDBP
+		&& time_before(jiffies, timeout))
+		;
+
+	OMAP_HSMMC_WRITE(host->base, STAT, STAT_CLEAR);
+	OMAP_HSMMC_WRITE(host->base, ISE, INT_EN_MASK);
+	OMAP_HSMMC_WRITE(host->base, IE, INT_EN_MASK);
+
+	/* Do not initialize card-specific things if the power is off */
+	if (host->power_mode == MMC_POWER_OFF)
+		goto out;
+
+	con = OMAP_HSMMC_READ(host->base, CON);
+	switch (ios->bus_width) {
+	case MMC_BUS_WIDTH_8:
+		OMAP_HSMMC_WRITE(host->base, CON, con | DW8);
+		break;
+	case MMC_BUS_WIDTH_4:
+		OMAP_HSMMC_WRITE(host->base, CON, con & ~DW8);
+		OMAP_HSMMC_WRITE(host->base, HCTL,
+			OMAP_HSMMC_READ(host->base, HCTL) | FOUR_BIT);
+		break;
+	case MMC_BUS_WIDTH_1:
+		OMAP_HSMMC_WRITE(host->base, CON, con & ~DW8);
+		OMAP_HSMMC_WRITE(host->base, HCTL,
+			OMAP_HSMMC_READ(host->base, HCTL) & ~FOUR_BIT);
+		break;
+	}
+
+	if (ios->clock) {
+		dsor = OMAP_MMC_MASTER_CLOCK / ios->clock;
+		if (dsor < 1)
+			dsor = 1;
+
+		if (OMAP_MMC_MASTER_CLOCK / dsor > ios->clock)
+			dsor++;
+
+		if (dsor > 250)
+			dsor = 250;
+	}
+
+	OMAP_HSMMC_WRITE(host->base, SYSCTL,
+		OMAP_HSMMC_READ(host->base, SYSCTL) & ~CEN);
+	OMAP_HSMMC_WRITE(host->base, SYSCTL, (dsor << 6) | (DTO << 16));
+	OMAP_HSMMC_WRITE(host->base, SYSCTL,
+		OMAP_HSMMC_READ(host->base, SYSCTL) | ICE);
+
+	timeout = jiffies + msecs_to_jiffies(MMC_TIMEOUT_MS);
+	while ((OMAP_HSMMC_READ(host->base, SYSCTL) & ICS) != ICS
+		&& time_before(jiffies, timeout))
+		;
+
+	OMAP_HSMMC_WRITE(host->base, SYSCTL,
+		OMAP_HSMMC_READ(host->base, SYSCTL) | CEN);
+
+	con = OMAP_HSMMC_READ(host->base, CON);
+	if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
+		OMAP_HSMMC_WRITE(host->base, CON, con | OD);
+	else
+		OMAP_HSMMC_WRITE(host->base, CON, con & ~OD);
+out:
+	host->context_loss = context_loss;
+
+	dev_dbg(mmc_dev(host->mmc), "context is restored\n");
+	return 0;
+}
+
+/*
+ * Save the MMC host context (store the number of power state changes so far).
+ */
+static void omap_hsmmc_context_save(struct omap_hsmmc_host *host)
+{
+	struct omap_mmc_platform_data *pdata = host->pdata;
+	int context_loss;
+
+	if (pdata->get_context_loss_count) {
+		context_loss = pdata->get_context_loss_count(host->dev);
+		if (context_loss < 0)
+			return;
+		host->context_loss = context_loss;
+	}
+}
+
+#else
+
+static int omap_hsmmc_context_restore(struct omap_hsmmc_host *host)
+{
+	return 0;
+}
+
+static void omap_hsmmc_context_save(struct omap_hsmmc_host *host)
+{
+}
+
+#endif
+
 /*
  * Send init stream sequence to card
  * before sending IDLE command
  */
-static void send_init_stream(struct mmc_omap_host *host)
+static void send_init_stream(struct omap_hsmmc_host *host)
 {
 	int reg = 0;
 	unsigned long timeout;
 
+	if (host->protect_card)
+		return;
+
 	disable_irq(host->irq);
 	OMAP_HSMMC_WRITE(host->base, CON,
 		OMAP_HSMMC_READ(host->base, CON) | INIT_STREAM);
@@ -183,51 +369,53 @@ static void send_init_stream(struct mmc_omap_host *host)
 
 	OMAP_HSMMC_WRITE(host->base, CON,
 		OMAP_HSMMC_READ(host->base, CON) & ~INIT_STREAM);
+
+	OMAP_HSMMC_WRITE(host->base, STAT, STAT_CLEAR);
+	OMAP_HSMMC_READ(host->base, STAT);
+
 	enable_irq(host->irq);
 }
 
 static inline
-int mmc_omap_cover_is_closed(struct mmc_omap_host *host)
+int omap_hsmmc_cover_is_closed(struct omap_hsmmc_host *host)
 {
 	int r = 1;
 
-	if (host->pdata->slots[host->slot_id].get_cover_state)
-		r = host->pdata->slots[host->slot_id].get_cover_state(host->dev,
-			host->slot_id);
+	if (mmc_slot(host).get_cover_state)
+		r = mmc_slot(host).get_cover_state(host->dev, host->slot_id);
 	return r;
 }
 
 static ssize_t
-mmc_omap_show_cover_switch(struct device *dev, struct device_attribute *attr,
+omap_hsmmc_show_cover_switch(struct device *dev, struct device_attribute *attr,
 			   char *buf)
 {
 	struct mmc_host *mmc = container_of(dev, struct mmc_host, class_dev);
-	struct mmc_omap_host *host = mmc_priv(mmc);
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
 
-	return sprintf(buf, "%s\n", mmc_omap_cover_is_closed(host) ? "closed" :
-		       "open");
+	return sprintf(buf, "%s\n",
+			omap_hsmmc_cover_is_closed(host) ? "closed" : "open");
 }
 
-static DEVICE_ATTR(cover_switch, S_IRUGO, mmc_omap_show_cover_switch, NULL);
+static DEVICE_ATTR(cover_switch, S_IRUGO, omap_hsmmc_show_cover_switch, NULL);
 
 static ssize_t
-mmc_omap_show_slot_name(struct device *dev, struct device_attribute *attr,
+omap_hsmmc_show_slot_name(struct device *dev, struct device_attribute *attr,
 			char *buf)
 {
 	struct mmc_host *mmc = container_of(dev, struct mmc_host, class_dev);
-	struct mmc_omap_host *host = mmc_priv(mmc);
-	struct omap_mmc_slot_data slot = host->pdata->slots[host->slot_id];
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
 
-	return sprintf(buf, "%s\n", slot.name);
+	return sprintf(buf, "%s\n", mmc_slot(host).name);
 }
 
-static DEVICE_ATTR(slot_name, S_IRUGO, mmc_omap_show_slot_name, NULL);
+static DEVICE_ATTR(slot_name, S_IRUGO, omap_hsmmc_show_slot_name, NULL);
 
 /*
  * Configure the response type and send the cmd.
  */
 static void
-mmc_omap_start_command(struct mmc_omap_host *host, struct mmc_command *cmd,
+omap_hsmmc_start_command(struct omap_hsmmc_host *host, struct mmc_command *cmd,
 	struct mmc_data *data)
 {
 	int cmdreg = 0, resptype = 0, cmdtype = 0;
@@ -241,7 +429,12 @@ mmc_omap_start_command(struct mmc_omap_host *host, struct mmc_command *cmd,
 	 */
 	OMAP_HSMMC_WRITE(host->base, STAT, STAT_CLEAR);
 	OMAP_HSMMC_WRITE(host->base, ISE, INT_EN_MASK);
-	OMAP_HSMMC_WRITE(host->base, IE, INT_EN_MASK);
+
+	if (host->use_dma)
+		OMAP_HSMMC_WRITE(host->base, IE,
+				 INT_EN_MASK & ~(BRR_ENABLE | BWR_ENABLE));
+	else
+		OMAP_HSMMC_WRITE(host->base, IE, INT_EN_MASK);
 
 	host->response_busy = 0;
 	if (cmd->flags & MMC_RSP_PRESENT) {
@@ -275,12 +468,20 @@ mmc_omap_start_command(struct mmc_omap_host *host, struct mmc_command *cmd,
 	if (host->use_dma)
 		cmdreg |= DMA_EN;
 
+	/*
+	 * In an interrupt context (i.e. STOP command), the spinlock is unlocked
+	 * by the interrupt handler, otherwise (i.e. for a new request) it is
+	 * unlocked here.
+	 */
+	if (!in_interrupt())
+		spin_unlock_irqrestore(&host->irq_lock, host->flags);
+
 	OMAP_HSMMC_WRITE(host->base, ARG, cmd->arg);
 	OMAP_HSMMC_WRITE(host->base, CMD, cmdreg);
 }
 
 static int
-mmc_omap_get_dma_dir(struct mmc_omap_host *host, struct mmc_data *data)
+omap_hsmmc_get_dma_dir(struct omap_hsmmc_host *host, struct mmc_data *data)
 {
 	if (data->flags & MMC_DATA_WRITE)
 		return DMA_TO_DEVICE;
@@ -292,11 +493,18 @@ mmc_omap_get_dma_dir(struct mmc_omap_host *host, struct mmc_data *data)
  * Notify the transfer complete to MMC core
  */
 static void
-mmc_omap_xfer_done(struct mmc_omap_host *host, struct mmc_data *data)
+omap_hsmmc_xfer_done(struct omap_hsmmc_host *host, struct mmc_data *data)
 {
 	if (!data) {
 		struct mmc_request *mrq = host->mrq;
 
+		/* TC before CC from CMD6 - don't know why, but it happens */
+		if (host->cmd && host->cmd->opcode == 6 &&
+		    host->response_busy) {
+			host->response_busy = 0;
+			return;
+		}
+
 		host->mrq = NULL;
 		mmc_request_done(host->mmc, mrq);
 		return;
@@ -306,7 +514,7 @@ mmc_omap_xfer_done(struct mmc_omap_host *host, struct mmc_data *data)
 
 	if (host->use_dma && host->dma_ch != -1)
 		dma_unmap_sg(mmc_dev(host->mmc), data->sg, host->dma_len,
-			mmc_omap_get_dma_dir(host, data));
+			omap_hsmmc_get_dma_dir(host, data));
 
 	if (!data->error)
 		data->bytes_xfered += data->blocks * (data->blksz);
@@ -318,14 +526,14 @@ mmc_omap_xfer_done(struct mmc_omap_host *host, struct mmc_data *data)
 		mmc_request_done(host->mmc, data->mrq);
 		return;
 	}
-	mmc_omap_start_command(host, data->stop, NULL);
+	omap_hsmmc_start_command(host, data->stop, NULL);
 }
 
 /*
  * Notify the core about command completion
  */
 static void
-mmc_omap_cmd_done(struct mmc_omap_host *host, struct mmc_command *cmd)
+omap_hsmmc_cmd_done(struct omap_hsmmc_host *host, struct mmc_command *cmd)
 {
 	host->cmd = NULL;
 
@@ -350,13 +558,13 @@ mmc_omap_cmd_done(struct mmc_omap_host *host, struct mmc_command *cmd)
 /*
  * DMA clean up for command errors
  */
-static void mmc_dma_cleanup(struct mmc_omap_host *host, int errno)
+static void omap_hsmmc_dma_cleanup(struct omap_hsmmc_host *host, int errno)
 {
 	host->data->error = errno;
 
 	if (host->use_dma && host->dma_ch != -1) {
 		dma_unmap_sg(mmc_dev(host->mmc), host->data->sg, host->dma_len,
-			mmc_omap_get_dma_dir(host, host->data));
+			omap_hsmmc_get_dma_dir(host, host->data));
 		omap_free_dma(host->dma_ch);
 		host->dma_ch = -1;
 		up(&host->sem);
@@ -368,10 +576,10 @@ static void mmc_dma_cleanup(struct mmc_omap_host *host, int errno)
  * Readable error output
  */
 #ifdef CONFIG_MMC_DEBUG
-static void mmc_omap_report_irq(struct mmc_omap_host *host, u32 status)
+static void omap_hsmmc_report_irq(struct omap_hsmmc_host *host, u32 status)
 {
 	/* --- means reserved bit without definition at documentation */
-	static const char *mmc_omap_status_bits[] = {
+	static const char *omap_hsmmc_status_bits[] = {
 		"CC", "TC", "BGE", "---", "BWR", "BRR", "---", "---", "CIRQ",
 		"OBI", "---", "---", "---", "---", "---", "ERRI", "CTO", "CCRC",
 		"CEB", "CIE", "DTO", "DCRC", "DEB", "---", "ACE", "---",
@@ -384,9 +592,9 @@ static void mmc_omap_report_irq(struct mmc_omap_host *host, u32 status)
 	len = sprintf(buf, "MMC IRQ 0x%x :", status);
 	buf += len;
 
-	for (i = 0; i < ARRAY_SIZE(mmc_omap_status_bits); i++)
+	for (i = 0; i < ARRAY_SIZE(omap_hsmmc_status_bits); i++)
 		if (status & (1 << i)) {
-			len = sprintf(buf, " %s", mmc_omap_status_bits[i]);
+			len = sprintf(buf, " %s", omap_hsmmc_status_bits[i]);
 			buf += len;
 		}
 
@@ -401,8 +609,8 @@ static void mmc_omap_report_irq(struct mmc_omap_host *host, u32 status)
  *  SRC or SRD bit of SYSCTL register
  * Can be called from interrupt context
  */
-static inline void mmc_omap_reset_controller_fsm(struct mmc_omap_host *host,
-		unsigned long bit)
+static inline void omap_hsmmc_reset_controller_fsm(struct omap_hsmmc_host *host,
+						   unsigned long bit)
 {
 	unsigned long i = 0;
 	unsigned long limit = (loops_per_jiffy *
@@ -424,17 +632,20 @@ static inline void mmc_omap_reset_controller_fsm(struct mmc_omap_host *host,
 /*
  * MMC controller IRQ handler
  */
-static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
+static irqreturn_t omap_hsmmc_irq(int irq, void *dev_id)
 {
-	struct mmc_omap_host *host = dev_id;
+	struct omap_hsmmc_host *host = dev_id;
 	struct mmc_data *data;
 	int end_cmd = 0, end_trans = 0, status;
 
+	spin_lock(&host->irq_lock);
+
 	if (host->mrq == NULL) {
 		OMAP_HSMMC_WRITE(host->base, STAT,
 			OMAP_HSMMC_READ(host->base, STAT));
 		/* Flush posted write */
 		OMAP_HSMMC_READ(host->base, STAT);
+		spin_unlock(&host->irq_lock);
 		return IRQ_HANDLED;
 	}
 
@@ -444,13 +655,14 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 
 	if (status & ERR) {
 #ifdef CONFIG_MMC_DEBUG
-		mmc_omap_report_irq(host, status);
+		omap_hsmmc_report_irq(host, status);
 #endif
 		if ((status & CMD_TIMEOUT) ||
 			(status & CMD_CRC)) {
 			if (host->cmd) {
 				if (status & CMD_TIMEOUT) {
-					mmc_omap_reset_controller_fsm(host, SRC);
+					omap_hsmmc_reset_controller_fsm(host,
+									SRC);
 					host->cmd->error = -ETIMEDOUT;
 				} else {
 					host->cmd->error = -EILSEQ;
@@ -459,9 +671,10 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 			}
 			if (host->data || host->response_busy) {
 				if (host->data)
-					mmc_dma_cleanup(host, -ETIMEDOUT);
+					omap_hsmmc_dma_cleanup(host,
+								-ETIMEDOUT);
 				host->response_busy = 0;
-				mmc_omap_reset_controller_fsm(host, SRD);
+				omap_hsmmc_reset_controller_fsm(host, SRD);
 			}
 		}
 		if ((status & DATA_TIMEOUT) ||
@@ -471,11 +684,11 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 						-ETIMEDOUT : -EILSEQ;
 
 				if (host->data)
-					mmc_dma_cleanup(host, err);
+					omap_hsmmc_dma_cleanup(host, err);
 				else
 					host->mrq->cmd->error = err;
 				host->response_busy = 0;
-				mmc_omap_reset_controller_fsm(host, SRD);
+				omap_hsmmc_reset_controller_fsm(host, SRD);
 				end_trans = 1;
 			}
 		}
@@ -494,14 +707,16 @@ static irqreturn_t mmc_omap_irq(int irq, void *dev_id)
 	OMAP_HSMMC_READ(host->base, STAT);
 
 	if (end_cmd || ((status & CC) && host->cmd))
-		mmc_omap_cmd_done(host, host->cmd);
-	if (end_trans || (status & TC))
-		mmc_omap_xfer_done(host, data);
+		omap_hsmmc_cmd_done(host, host->cmd);
+	if ((end_trans || (status & TC)) && host->mrq)
+		omap_hsmmc_xfer_done(host, data);
+
+	spin_unlock(&host->irq_lock);
 
 	return IRQ_HANDLED;
 }
 
-static void set_sd_bus_power(struct mmc_omap_host *host)
+static void set_sd_bus_power(struct omap_hsmmc_host *host)
 {
 	unsigned long i;
 
@@ -521,7 +736,7 @@ static void set_sd_bus_power(struct mmc_omap_host *host)
  * The MMC2 transceiver controls are used instead of DAT4..DAT7.
  * Some chips, like eMMC ones, use internal transceivers.
  */
-static int omap_mmc_switch_opcond(struct mmc_omap_host *host, int vdd)
+static int omap_hsmmc_switch_opcond(struct omap_hsmmc_host *host, int vdd)
 {
 	u32 reg_val = 0;
 	int ret;
@@ -529,22 +744,24 @@ static int omap_mmc_switch_opcond(struct mmc_omap_host *host, int vdd)
 	/* Disable the clocks */
 	clk_disable(host->fclk);
 	clk_disable(host->iclk);
-	clk_disable(host->dbclk);
+	if (host->got_dbclk)
+		clk_disable(host->dbclk);
 
 	/* Turn the power off */
 	ret = mmc_slot(host).set_power(host->dev, host->slot_id, 0, 0);
-	if (ret != 0)
-		goto err;
 
 	/* Turn the power ON with given VDD 1.8 or 3.0v */
-	ret = mmc_slot(host).set_power(host->dev, host->slot_id, 1, vdd);
+	if (!ret)
+		ret = mmc_slot(host).set_power(host->dev, host->slot_id, 1,
+					       vdd);
+	clk_enable(host->iclk);
+	clk_enable(host->fclk);
+	if (host->got_dbclk)
+		clk_enable(host->dbclk);
+
 	if (ret != 0)
 		goto err;
 
-	clk_enable(host->fclk);
-	clk_enable(host->iclk);
-	clk_enable(host->dbclk);
-
 	OMAP_HSMMC_WRITE(host->base, HCTL,
 		OMAP_HSMMC_READ(host->base, HCTL) & SDVSCLR);
 	reg_val = OMAP_HSMMC_READ(host->base, HCTL);
@@ -552,7 +769,7 @@ static int omap_mmc_switch_opcond(struct mmc_omap_host *host, int vdd)
 	/*
 	 * If a MMC dual voltage card is detected, the set_ios fn calls
 	 * this fn with VDD bit set for 1.8V. Upon card removal from the
-	 * slot, omap_mmc_set_ios sets the VDD back to 3V on MMC_POWER_OFF.
+	 * slot, omap_hsmmc_set_ios sets the VDD back to 3V on MMC_POWER_OFF.
 	 *
 	 * Cope with a bit of slop in the range ... per data sheets:
 	 *  - "1.8V" for vdds_mmc1/vdds_mmc1a can be up to 2.45V max,
@@ -578,25 +795,59 @@ err:
 	return ret;
 }
 
+/* Protect the card while the cover is open */
+static void omap_hsmmc_protect_card(struct omap_hsmmc_host *host)
+{
+	if (!mmc_slot(host).get_cover_state)
+		return;
+
+	host->reqs_blocked = 0;
+	if (mmc_slot(host).get_cover_state(host->dev, host->slot_id)) {
+		if (host->protect_card) {
+			printk(KERN_INFO "%s: cover is closed, "
+					 "card is now accessible\n",
+					 mmc_hostname(host->mmc));
+			host->protect_card = 0;
+		}
+	} else {
+		if (!host->protect_card) {
+			printk(KERN_INFO "%s: cover is open, "
+					 "card is now inaccessible\n",
+					 mmc_hostname(host->mmc));
+			host->protect_card = 1;
+		}
+	}
+}
+
 /*
  * Work Item to notify the core about card insertion/removal
  */
-static void mmc_omap_detect(struct work_struct *work)
+static void omap_hsmmc_detect(struct work_struct *work)
 {
-	struct mmc_omap_host *host = container_of(work, struct mmc_omap_host,
-						mmc_carddetect_work);
+	struct omap_hsmmc_host *host =
+		container_of(work, struct omap_hsmmc_host, mmc_carddetect_work);
 	struct omap_mmc_slot_data *slot = &mmc_slot(host);
+	int carddetect;
 
-	if (mmc_slot(host).card_detect)
-		host->carddetect = slot->card_detect(slot->card_detect_irq);
-	else
-		host->carddetect = -ENOSYS;
+	if (host->suspended)
+		return;
 
 	sysfs_notify(&host->mmc->class_dev.kobj, NULL, "cover_switch");
-	if (host->carddetect) {
+
+	if (slot->card_detect)
+		carddetect = slot->card_detect(slot->card_detect_irq);
+	else {
+		omap_hsmmc_protect_card(host);
+		carddetect = -ENOSYS;
+	}
+
+	if (carddetect) {
 		mmc_detect_change(host->mmc, (HZ * 200) / 1000);
 	} else {
-		mmc_omap_reset_controller_fsm(host, SRD);
+		mmc_host_enable(host->mmc);
+		omap_hsmmc_reset_controller_fsm(host, SRD);
+		mmc_host_lazy_disable(host->mmc);
+
 		mmc_detect_change(host->mmc, (HZ * 50) / 1000);
 	}
 }
@@ -604,16 +855,18 @@ static void mmc_omap_detect(struct work_struct *work)
 /*
  * ISR for handling card insertion and removal
  */
-static irqreturn_t omap_mmc_cd_handler(int irq, void *dev_id)
+static irqreturn_t omap_hsmmc_cd_handler(int irq, void *dev_id)
 {
-	struct mmc_omap_host *host = (struct mmc_omap_host *)dev_id;
+	struct omap_hsmmc_host *host = (struct omap_hsmmc_host *)dev_id;
 
+	if (host->suspended)
+		return IRQ_HANDLED;
 	schedule_work(&host->mmc_carddetect_work);
 
 	return IRQ_HANDLED;
 }
 
-static int mmc_omap_get_dma_sync_dev(struct mmc_omap_host *host,
+static int omap_hsmmc_get_dma_sync_dev(struct omap_hsmmc_host *host,
 				     struct mmc_data *data)
 {
 	int sync_dev;
@@ -625,7 +878,7 @@ static int mmc_omap_get_dma_sync_dev(struct mmc_omap_host *host,
 	return sync_dev;
 }
 
-static void mmc_omap_config_dma_params(struct mmc_omap_host *host,
+static void omap_hsmmc_config_dma_params(struct omap_hsmmc_host *host,
 				       struct mmc_data *data,
 				       struct scatterlist *sgl)
 {
@@ -639,7 +892,7 @@ static void mmc_omap_config_dma_params(struct mmc_omap_host *host,
 			sg_dma_address(sgl), 0, 0);
 	} else {
 		omap_set_dma_src_params(dma_ch, 0, OMAP_DMA_AMODE_CONSTANT,
-					(host->mapbase + OMAP_HSMMC_DATA), 0, 0);
+			(host->mapbase + OMAP_HSMMC_DATA), 0, 0);
 		omap_set_dma_dest_params(dma_ch, 0, OMAP_DMA_AMODE_POST_INC,
 			sg_dma_address(sgl), 0, 0);
 	}
@@ -649,7 +902,7 @@ static void mmc_omap_config_dma_params(struct mmc_omap_host *host,
 
 	omap_set_dma_transfer_params(dma_ch, OMAP_DMA_DATA_TYPE_S32,
 			blksz / 4, nblk, OMAP_DMA_SYNC_FRAME,
-			mmc_omap_get_dma_sync_dev(host, data),
+			omap_hsmmc_get_dma_sync_dev(host, data),
 			!(data->flags & MMC_DATA_WRITE));
 
 	omap_start_dma(dma_ch);
@@ -658,9 +911,9 @@ static void mmc_omap_config_dma_params(struct mmc_omap_host *host,
 /*
  * DMA call back function
  */
-static void mmc_omap_dma_cb(int lch, u16 ch_status, void *data)
+static void omap_hsmmc_dma_cb(int lch, u16 ch_status, void *data)
 {
-	struct mmc_omap_host *host = data;
+	struct omap_hsmmc_host *host = data;
 
 	if (ch_status & OMAP2_DMA_MISALIGNED_ERR_IRQ)
 		dev_dbg(mmc_dev(host->mmc), "MISALIGNED_ADRS_ERR\n");
@@ -671,7 +924,7 @@ static void mmc_omap_dma_cb(int lch, u16 ch_status, void *data)
 	host->dma_sg_idx++;
 	if (host->dma_sg_idx < host->dma_len) {
 		/* Fire up the next transfer. */
-		mmc_omap_config_dma_params(host, host->data,
+		omap_hsmmc_config_dma_params(host, host->data,
 					   host->data->sg + host->dma_sg_idx);
 		return;
 	}
@@ -688,14 +941,14 @@ static void mmc_omap_dma_cb(int lch, u16 ch_status, void *data)
 /*
  * Routine to configure and start DMA for the MMC card
  */
-static int
-mmc_omap_start_dma_transfer(struct mmc_omap_host *host, struct mmc_request *req)
+static int omap_hsmmc_start_dma_transfer(struct omap_hsmmc_host *host,
+					struct mmc_request *req)
 {
 	int dma_ch = 0, ret = 0, err = 1, i;
 	struct mmc_data *data = req->data;
 
 	/* Sanity check: all the SG entries must be aligned by block size. */
-	for (i = 0; i < host->dma_len; i++) {
+	for (i = 0; i < data->sg_len; i++) {
 		struct scatterlist *sgl;
 
 		sgl = data->sg + i;
@@ -726,8 +979,8 @@ mmc_omap_start_dma_transfer(struct mmc_omap_host *host, struct mmc_request *req)
 			return err;
 	}
 
-	ret = omap_request_dma(mmc_omap_get_dma_sync_dev(host, data), "MMC/SD",
-			       mmc_omap_dma_cb,host, &dma_ch);
+	ret = omap_request_dma(omap_hsmmc_get_dma_sync_dev(host, data),
+			       "MMC/SD", omap_hsmmc_dma_cb, host, &dma_ch);
 	if (ret != 0) {
 		dev_err(mmc_dev(host->mmc),
 			"%s: omap_request_dma() failed with %d\n",
@@ -736,17 +989,18 @@ mmc_omap_start_dma_transfer(struct mmc_omap_host *host, struct mmc_request *req)
 	}
 
 	host->dma_len = dma_map_sg(mmc_dev(host->mmc), data->sg,
-			data->sg_len, mmc_omap_get_dma_dir(host, data));
+			data->sg_len, omap_hsmmc_get_dma_dir(host, data));
 	host->dma_ch = dma_ch;
 	host->dma_sg_idx = 0;
 
-	mmc_omap_config_dma_params(host, data, data->sg);
+	omap_hsmmc_config_dma_params(host, data, data->sg);
 
 	return 0;
 }
 
-static void set_data_timeout(struct mmc_omap_host *host,
-			     struct mmc_request *req)
+static void set_data_timeout(struct omap_hsmmc_host *host,
+			     unsigned int timeout_ns,
+			     unsigned int timeout_clks)
 {
 	unsigned int timeout, cycle_ns;
 	uint32_t reg, clkd, dto = 0;
@@ -757,8 +1011,8 @@ static void set_data_timeout(struct mmc_omap_host *host,
 		clkd = 1;
 
 	cycle_ns = 1000000000 / (clk_get_rate(host->fclk) / clkd);
-	timeout = req->data->timeout_ns / cycle_ns;
-	timeout += req->data->timeout_clks;
+	timeout = timeout_ns / cycle_ns;
+	timeout += timeout_clks;
 	if (timeout) {
 		while ((timeout & 0x80000000) == 0) {
 			dto += 1;
@@ -785,22 +1039,28 @@ static void set_data_timeout(struct mmc_omap_host *host,
  * Configure block length for MMC/SD cards and initiate the transfer.
  */
 static int
-mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
+omap_hsmmc_prepare_data(struct omap_hsmmc_host *host, struct mmc_request *req)
 {
 	int ret;
 	host->data = req->data;
 
 	if (req->data == NULL) {
 		OMAP_HSMMC_WRITE(host->base, BLK, 0);
+		/*
+		 * Set an arbitrary 100ms data timeout for commands with
+		 * busy signal.
+		 */
+		if (req->cmd->flags & MMC_RSP_BUSY)
+			set_data_timeout(host, 100000000U, 0);
 		return 0;
 	}
 
 	OMAP_HSMMC_WRITE(host->base, BLK, (req->data->blksz)
 					| (req->data->blocks << 16));
-	set_data_timeout(host, req);
+	set_data_timeout(host, req->data->timeout_ns, req->data->timeout_clks);
 
 	if (host->use_dma) {
-		ret = mmc_omap_start_dma_transfer(host, req);
+		ret = omap_hsmmc_start_dma_transfer(host, req);
 		if (ret != 0) {
 			dev_dbg(mmc_dev(host->mmc), "MMC start dma failure\n");
 			return ret;
@@ -812,35 +1072,92 @@ mmc_omap_prepare_data(struct mmc_omap_host *host, struct mmc_request *req)
 /*
  * Request function. for read/write operation
  */
-static void omap_mmc_request(struct mmc_host *mmc, struct mmc_request *req)
+static void omap_hsmmc_request(struct mmc_host *mmc, struct mmc_request *req)
 {
-	struct mmc_omap_host *host = mmc_priv(mmc);
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+	int err;
 
+	/*
+	 * Prevent races with the interrupt handler because of unexpected
+	 * interrupts, but not if we are already in interrupt context i.e.
+	 * retries.
+	 */
+	if (!in_interrupt()) {
+		spin_lock_irqsave(&host->irq_lock, host->flags);
+		/*
+		 * Protect the card from I/O if there is a possibility
+		 * it can be removed.
+		 */
+		if (host->protect_card) {
+			if (host->reqs_blocked < 3) {
+				/*
+				 * Ensure the controller is left in a consistent
+				 * state by resetting the command and data state
+				 * machines.
+				 */
+				omap_hsmmc_reset_controller_fsm(host, SRD);
+				omap_hsmmc_reset_controller_fsm(host, SRC);
+				host->reqs_blocked += 1;
+			}
+			req->cmd->error = -EBADF;
+			if (req->data)
+				req->data->error = -EBADF;
+			spin_unlock_irqrestore(&host->irq_lock, host->flags);
+			mmc_request_done(mmc, req);
+			return;
+		} else if (host->reqs_blocked)
+			host->reqs_blocked = 0;
+	}
 	WARN_ON(host->mrq != NULL);
 	host->mrq = req;
-	mmc_omap_prepare_data(host, req);
-	mmc_omap_start_command(host, req->cmd, req->data);
-}
+	err = omap_hsmmc_prepare_data(host, req);
+	if (err) {
+		req->cmd->error = err;
+		if (req->data)
+			req->data->error = err;
+		host->mrq = NULL;
+		if (!in_interrupt())
+			spin_unlock_irqrestore(&host->irq_lock, host->flags);
+		mmc_request_done(mmc, req);
+		return;
+	}
 
+	omap_hsmmc_start_command(host, req->cmd, req->data);
+}
 
 /* Routine to configure clock values. Exposed API to core */
-static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
+static void omap_hsmmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 {
-	struct mmc_omap_host *host = mmc_priv(mmc);
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
 	u16 dsor = 0;
 	unsigned long regval;
 	unsigned long timeout;
 	u32 con;
+	int do_send_init_stream = 0;
 
-	switch (ios->power_mode) {
-	case MMC_POWER_OFF:
-		mmc_slot(host).set_power(host->dev, host->slot_id, 0, 0);
-		break;
-	case MMC_POWER_UP:
-		mmc_slot(host).set_power(host->dev, host->slot_id, 1, ios->vdd);
-		break;
+	mmc_host_enable(host->mmc);
+
+	if (ios->power_mode != host->power_mode) {
+		switch (ios->power_mode) {
+		case MMC_POWER_OFF:
+			mmc_slot(host).set_power(host->dev, host->slot_id,
+						 0, 0);
+			host->vdd = 0;
+			break;
+		case MMC_POWER_UP:
+			mmc_slot(host).set_power(host->dev, host->slot_id,
+						 1, ios->vdd);
+			host->vdd = ios->vdd;
+			break;
+		case MMC_POWER_ON:
+			do_send_init_stream = 1;
+			break;
+		}
+		host->power_mode = ios->power_mode;
 	}
 
+	/* FIXME: set registers based only on changes to ios */
+
 	con = OMAP_HSMMC_READ(host->base, CON);
 	switch (mmc->ios.bus_width) {
 	case MMC_BUS_WIDTH_8:
@@ -870,8 +1187,8 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 				 * MMC_POWER_UP upon recalculating the voltage.
 				 * vdd 1.8v.
 				 */
-				if (omap_mmc_switch_opcond(host, ios->vdd) != 0)
-					dev_dbg(mmc_dev(host->mmc),
+			if (omap_hsmmc_switch_opcond(host, ios->vdd) != 0)
+				dev_dbg(mmc_dev(host->mmc),
 						"Switch operation failed\n");
 		}
 	}
@@ -887,7 +1204,7 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 		if (dsor > 250)
 			dsor = 250;
 	}
-	omap_mmc_stop_clock(host);
+	omap_hsmmc_stop_clock(host);
 	regval = OMAP_HSMMC_READ(host->base, SYSCTL);
 	regval = regval & ~(CLKD_MASK);
 	regval = regval | (dsor << 6) | (DTO << 16);
@@ -897,42 +1214,47 @@ static void omap_mmc_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 
 	/* Wait till the ICS bit is set */
 	timeout = jiffies + msecs_to_jiffies(MMC_TIMEOUT_MS);
-	while ((OMAP_HSMMC_READ(host->base, SYSCTL) & ICS) != 0x2
+	while ((OMAP_HSMMC_READ(host->base, SYSCTL) & ICS) != ICS
 		&& time_before(jiffies, timeout))
 		msleep(1);
 
 	OMAP_HSMMC_WRITE(host->base, SYSCTL,
 		OMAP_HSMMC_READ(host->base, SYSCTL) | CEN);
 
-	if (ios->power_mode == MMC_POWER_ON)
+	if (do_send_init_stream)
 		send_init_stream(host);
 
+	con = OMAP_HSMMC_READ(host->base, CON);
 	if (ios->bus_mode == MMC_BUSMODE_OPENDRAIN)
-		OMAP_HSMMC_WRITE(host->base, CON,
-				OMAP_HSMMC_READ(host->base, CON) | OD);
+		OMAP_HSMMC_WRITE(host->base, CON, con | OD);
+	else
+		OMAP_HSMMC_WRITE(host->base, CON, con & ~OD);
+
+	if (host->power_mode == MMC_POWER_OFF)
+		mmc_host_disable(host->mmc);
+	else
+		mmc_host_lazy_disable(host->mmc);
 }
 
 static int omap_hsmmc_get_cd(struct mmc_host *mmc)
 {
-	struct mmc_omap_host *host = mmc_priv(mmc);
-	struct omap_mmc_platform_data *pdata = host->pdata;
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
 
-	if (!pdata->slots[0].card_detect)
+	if (!mmc_slot(host).card_detect)
 		return -ENOSYS;
-	return pdata->slots[0].card_detect(pdata->slots[0].card_detect_irq);
+	return mmc_slot(host).card_detect(mmc_slot(host).card_detect_irq);
 }
 
 static int omap_hsmmc_get_ro(struct mmc_host *mmc)
 {
-	struct mmc_omap_host *host = mmc_priv(mmc);
-	struct omap_mmc_platform_data *pdata = host->pdata;
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
 
-	if (!pdata->slots[0].get_ro)
+	if (!mmc_slot(host).get_ro)
 		return -ENOSYS;
-	return pdata->slots[0].get_ro(host->dev, 0);
+	return mmc_slot(host).get_ro(host->dev, 0);
 }
 
-static void omap_hsmmc_init(struct mmc_omap_host *host)
+static void omap_hsmmc_conf_bus_power(struct omap_hsmmc_host *host)
 {
 	u32 hctl, capa, value;
 
@@ -959,19 +1281,340 @@ static void omap_hsmmc_init(struct mmc_omap_host *host)
 	set_sd_bus_power(host);
 }
 
-static struct mmc_host_ops mmc_omap_ops = {
-	.request = omap_mmc_request,
-	.set_ios = omap_mmc_set_ios,
+/*
+ * Dynamic power saving handling, FSM:
+ *   ENABLED -> DISABLED -> CARDSLEEP / REGSLEEP -> OFF
+ *     ^___________|          |                      |
+ *     |______________________|______________________|
+ *
+ * ENABLED:   mmc host is fully functional
+ * DISABLED:  fclk is off
+ * CARDSLEEP: fclk is off, card is asleep, voltage regulator is asleep
+ * REGSLEEP:  fclk is off, voltage regulator is asleep
+ * OFF:       fclk is off, voltage regulator is off
+ *
+ * Transition handlers return the timeout for the next state transition
+ * or negative error.
+ */
+
+enum {ENABLED = 0, DISABLED, CARDSLEEP, REGSLEEP, OFF};
+
+/* Handler for [ENABLED -> DISABLED] transition */
+static int omap_hsmmc_enabled_to_disabled(struct omap_hsmmc_host *host)
+{
+	omap_hsmmc_context_save(host);
+	clk_disable(host->fclk);
+	host->dpm_state = DISABLED;
+
+	dev_dbg(mmc_dev(host->mmc), "ENABLED -> DISABLED\n");
+
+	if (host->power_mode == MMC_POWER_OFF)
+		return 0;
+
+	return msecs_to_jiffies(OMAP_MMC_SLEEP_TIMEOUT);
+}
+
+/* Handler for [DISABLED -> REGSLEEP / CARDSLEEP] transition */
+static int omap_hsmmc_disabled_to_sleep(struct omap_hsmmc_host *host)
+{
+	int err, new_state;
+
+	if (!mmc_try_claim_host(host->mmc))
+		return 0;
+
+	clk_enable(host->fclk);
+	omap_hsmmc_context_restore(host);
+	if (mmc_card_can_sleep(host->mmc)) {
+		err = mmc_card_sleep(host->mmc);
+		if (err < 0) {
+			clk_disable(host->fclk);
+			mmc_release_host(host->mmc);
+			return err;
+		}
+		new_state = CARDSLEEP;
+	} else {
+		new_state = REGSLEEP;
+	}
+	if (mmc_slot(host).set_sleep)
+		mmc_slot(host).set_sleep(host->dev, host->slot_id, 1, 0,
+					 new_state == CARDSLEEP);
+	/* FIXME: turn off bus power and perhaps interrupts too */
+	clk_disable(host->fclk);
+	host->dpm_state = new_state;
+
+	mmc_release_host(host->mmc);
+
+	dev_dbg(mmc_dev(host->mmc), "DISABLED -> %s\n",
+		host->dpm_state == CARDSLEEP ? "CARDSLEEP" : "REGSLEEP");
+
+	if ((host->mmc->caps & MMC_CAP_NONREMOVABLE) ||
+	    mmc_slot(host).card_detect ||
+	    (mmc_slot(host).get_cover_state &&
+	     mmc_slot(host).get_cover_state(host->dev, host->slot_id)))
+		return msecs_to_jiffies(OMAP_MMC_OFF_TIMEOUT);
+
+	return 0;
+}
+
+/* Handler for [REGSLEEP / CARDSLEEP -> OFF] transition */
+static int omap_hsmmc_sleep_to_off(struct omap_hsmmc_host *host)
+{
+	if (!mmc_try_claim_host(host->mmc))
+		return 0;
+
+	if (!((host->mmc->caps & MMC_CAP_NONREMOVABLE) ||
+	      mmc_slot(host).card_detect ||
+	      (mmc_slot(host).get_cover_state &&
+	       mmc_slot(host).get_cover_state(host->dev, host->slot_id)))) {
+		mmc_release_host(host->mmc);
+		return 0;
+	}
+
+	mmc_slot(host).set_power(host->dev, host->slot_id, 0, 0);
+	host->vdd = 0;
+	host->power_mode = MMC_POWER_OFF;
+
+	dev_dbg(mmc_dev(host->mmc), "%s -> OFF\n",
+		host->dpm_state == CARDSLEEP ? "CARDSLEEP" : "REGSLEEP");
+
+	host->dpm_state = OFF;
+
+	mmc_release_host(host->mmc);
+
+	return 0;
+}
+
+/* Handler for [DISABLED -> ENABLED] transition */
+static int omap_hsmmc_disabled_to_enabled(struct omap_hsmmc_host *host)
+{
+	int err;
+
+	err = clk_enable(host->fclk);
+	if (err < 0)
+		return err;
+
+	omap_hsmmc_context_restore(host);
+	host->dpm_state = ENABLED;
+
+	dev_dbg(mmc_dev(host->mmc), "DISABLED -> ENABLED\n");
+
+	return 0;
+}
+
+/* Handler for [SLEEP -> ENABLED] transition */
+static int omap_hsmmc_sleep_to_enabled(struct omap_hsmmc_host *host)
+{
+	if (!mmc_try_claim_host(host->mmc))
+		return 0;
+
+	clk_enable(host->fclk);
+	omap_hsmmc_context_restore(host);
+	if (mmc_slot(host).set_sleep)
+		mmc_slot(host).set_sleep(host->dev, host->slot_id, 0,
+			 host->vdd, host->dpm_state == CARDSLEEP);
+	if (mmc_card_can_sleep(host->mmc))
+		mmc_card_awake(host->mmc);
+
+	dev_dbg(mmc_dev(host->mmc), "%s -> ENABLED\n",
+		host->dpm_state == CARDSLEEP ? "CARDSLEEP" : "REGSLEEP");
+
+	host->dpm_state = ENABLED;
+
+	mmc_release_host(host->mmc);
+
+	return 0;
+}
+
+/* Handler for [OFF -> ENABLED] transition */
+static int omap_hsmmc_off_to_enabled(struct omap_hsmmc_host *host)
+{
+	clk_enable(host->fclk);
+
+	omap_hsmmc_context_restore(host);
+	omap_hsmmc_conf_bus_power(host);
+	mmc_power_restore_host(host->mmc);
+
+	host->dpm_state = ENABLED;
+
+	dev_dbg(mmc_dev(host->mmc), "OFF -> ENABLED\n");
+
+	return 0;
+}
+
+/*
+ * Bring MMC host to ENABLED from any other PM state.
+ */
+static int omap_hsmmc_enable(struct mmc_host *mmc)
+{
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+
+	switch (host->dpm_state) {
+	case DISABLED:
+		return omap_hsmmc_disabled_to_enabled(host);
+	case CARDSLEEP:
+	case REGSLEEP:
+		return omap_hsmmc_sleep_to_enabled(host);
+	case OFF:
+		return omap_hsmmc_off_to_enabled(host);
+	default:
+		dev_dbg(mmc_dev(host->mmc), "UNKNOWN state\n");
+		return -EINVAL;
+	}
+}
+
+/*
+ * Bring MMC host in PM state (one level deeper).
+ */
+static int omap_hsmmc_disable(struct mmc_host *mmc, int lazy)
+{
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+
+	switch (host->dpm_state) {
+	case ENABLED: {
+		int delay;
+
+		delay = omap_hsmmc_enabled_to_disabled(host);
+		if (lazy || delay < 0)
+			return delay;
+		return 0;
+	}
+	case DISABLED:
+		return omap_hsmmc_disabled_to_sleep(host);
+	case CARDSLEEP:
+	case REGSLEEP:
+		return omap_hsmmc_sleep_to_off(host);
+	default:
+		dev_dbg(mmc_dev(host->mmc), "UNKNOWN state\n");
+		return -EINVAL;
+	}
+}
+
+static int omap_hsmmc_enable_fclk(struct mmc_host *mmc)
+{
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+	int err;
+
+	err = clk_enable(host->fclk);
+	if (err)
+		return err;
+	dev_dbg(mmc_dev(host->mmc), "mmc_fclk: enabled\n");
+	omap_hsmmc_context_restore(host);
+	return 0;
+}
+
+static int omap_hsmmc_disable_fclk(struct mmc_host *mmc, int lazy)
+{
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+
+	omap_hsmmc_context_save(host);
+	clk_disable(host->fclk);
+	dev_dbg(mmc_dev(host->mmc), "mmc_fclk: disabled\n");
+	return 0;
+}
+
+static const struct mmc_host_ops omap_hsmmc_ops = {
+	.enable = omap_hsmmc_enable_fclk,
+	.disable = omap_hsmmc_disable_fclk,
+	.request = omap_hsmmc_request,
+	.set_ios = omap_hsmmc_set_ios,
 	.get_cd = omap_hsmmc_get_cd,
 	.get_ro = omap_hsmmc_get_ro,
 	/* NYET -- enable_sdio_irq */
 };
 
-static int __init omap_mmc_probe(struct platform_device *pdev)
+static const struct mmc_host_ops omap_hsmmc_ps_ops = {
+	.enable = omap_hsmmc_enable,
+	.disable = omap_hsmmc_disable,
+	.request = omap_hsmmc_request,
+	.set_ios = omap_hsmmc_set_ios,
+	.get_cd = omap_hsmmc_get_cd,
+	.get_ro = omap_hsmmc_get_ro,
+	/* NYET -- enable_sdio_irq */
+};
+
+#ifdef CONFIG_DEBUG_FS
+
+static int omap_hsmmc_regs_show(struct seq_file *s, void *data)
+{
+	struct mmc_host *mmc = s->private;
+	struct omap_hsmmc_host *host = mmc_priv(mmc);
+	int context_loss = 0;
+
+	if (host->pdata->get_context_loss_count)
+		context_loss = host->pdata->get_context_loss_count(host->dev);
+
+	seq_printf(s, "mmc%d:\n"
+			" enabled:\t%d\n"
+			" dpm_state:\t%d\n"
+			" nesting_cnt:\t%d\n"
+			" ctx_loss:\t%d:%d\n"
+			"\nregs:\n",
+			mmc->index, mmc->enabled ? 1 : 0,
+			host->dpm_state, mmc->nesting_cnt,
+			host->context_loss, context_loss);
+
+	if (host->suspended || host->dpm_state == OFF) {
+		seq_printf(s, "host suspended, can't read registers\n");
+		return 0;
+	}
+
+	if (clk_enable(host->fclk) != 0) {
+		seq_printf(s, "can't read the regs\n");
+		return 0;
+	}
+
+	seq_printf(s, "SYSCONFIG:\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, SYSCONFIG));
+	seq_printf(s, "CON:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, CON));
+	seq_printf(s, "HCTL:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, HCTL));
+	seq_printf(s, "SYSCTL:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, SYSCTL));
+	seq_printf(s, "IE:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, IE));
+	seq_printf(s, "ISE:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, ISE));
+	seq_printf(s, "CAPA:\t\t0x%08x\n",
+			OMAP_HSMMC_READ(host->base, CAPA));
+
+	clk_disable(host->fclk);
+
+	return 0;
+}
+
+static int omap_hsmmc_regs_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, omap_hsmmc_regs_show, inode->i_private);
+}
+
+static const struct file_operations mmc_regs_fops = {
+	.open           = omap_hsmmc_regs_open,
+	.read           = seq_read,
+	.llseek         = seq_lseek,
+	.release        = single_release,
+};
+
+static void omap_hsmmc_debugfs(struct mmc_host *mmc)
+{
+	if (mmc->debugfs_root)
+		debugfs_create_file("regs", S_IRUSR, mmc->debugfs_root,
+			mmc, &mmc_regs_fops);
+}
+
+#else
+
+static void omap_hsmmc_debugfs(struct mmc_host *mmc)
+{
+}
+
+#endif
+
+static int __init omap_hsmmc_probe(struct platform_device *pdev)
 {
 	struct omap_mmc_platform_data *pdata = pdev->dev.platform_data;
 	struct mmc_host *mmc;
-	struct mmc_omap_host *host = NULL;
+	struct omap_hsmmc_host *host = NULL;
 	struct resource *res;
 	int ret = 0, irq;
 
@@ -995,7 +1638,7 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	if (res == NULL)
 		return -EBUSY;
 
-	mmc = mmc_alloc_host(sizeof(struct mmc_omap_host), &pdev->dev);
+	mmc = mmc_alloc_host(sizeof(struct omap_hsmmc_host), &pdev->dev);
 	if (!mmc) {
 		ret = -ENOMEM;
 		goto err;
@@ -1013,15 +1656,21 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	host->slot_id	= 0;
 	host->mapbase	= res->start;
 	host->base	= ioremap(host->mapbase, SZ_4K);
+	host->power_mode = -1;
 
 	platform_set_drvdata(pdev, host);
-	INIT_WORK(&host->mmc_carddetect_work, mmc_omap_detect);
+	INIT_WORK(&host->mmc_carddetect_work, omap_hsmmc_detect);
+
+	if (mmc_slot(host).power_saving)
+		mmc->ops	= &omap_hsmmc_ps_ops;
+	else
+		mmc->ops	= &omap_hsmmc_ops;
 
-	mmc->ops	= &mmc_omap_ops;
 	mmc->f_min	= 400000;
 	mmc->f_max	= 52000000;
 
 	sema_init(&host->sem, 1);
+	spin_lock_init(&host->irq_lock);
 
 	host->iclk = clk_get(&pdev->dev, "ick");
 	if (IS_ERR(host->iclk)) {
@@ -1037,31 +1686,42 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 		goto err1;
 	}
 
-	if (clk_enable(host->fclk) != 0) {
+	omap_hsmmc_context_save(host);
+
+	mmc->caps |= MMC_CAP_DISABLE;
+	mmc_set_disable_delay(mmc, OMAP_MMC_DISABLED_TIMEOUT);
+	/* we start off in DISABLED state */
+	host->dpm_state = DISABLED;
+
+	if (mmc_host_enable(host->mmc) != 0) {
 		clk_put(host->iclk);
 		clk_put(host->fclk);
 		goto err1;
 	}
 
 	if (clk_enable(host->iclk) != 0) {
-		clk_disable(host->fclk);
+		mmc_host_disable(host->mmc);
 		clk_put(host->iclk);
 		clk_put(host->fclk);
 		goto err1;
 	}
 
-	host->dbclk = clk_get(&pdev->dev, "mmchsdb_fck");
-	/*
-	 * MMC can still work without debounce clock.
-	 */
-	if (IS_ERR(host->dbclk))
-		dev_warn(mmc_dev(host->mmc), "Failed to get debounce clock\n");
-	else
-		if (clk_enable(host->dbclk) != 0)
-			dev_dbg(mmc_dev(host->mmc), "Enabling debounce"
-							" clk failed\n");
+	if (cpu_is_omap2430()) {
+		host->dbclk = clk_get(&pdev->dev, "mmchsdb_fck");
+		/*
+		 * MMC can still work without debounce clock.
+		 */
+		if (IS_ERR(host->dbclk))
+			dev_warn(mmc_dev(host->mmc),
+				"Failed to get debounce clock\n");
 		else
-			host->dbclk_enabled = 1;
+			host->got_dbclk = 1;
+
+		if (host->got_dbclk)
+			if (clk_enable(host->dbclk) != 0)
+				dev_dbg(mmc_dev(host->mmc), "Enabling debounce"
+							" clk failed\n");
+	}
 
 	/* Since we do only SG emulation, we can have as many segs
 	 * as we want. */
@@ -1073,14 +1733,18 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	mmc->max_req_size = mmc->max_blk_size * mmc->max_blk_count;
 	mmc->max_seg_size = mmc->max_req_size;
 
-	mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED;
+	mmc->caps |= MMC_CAP_MMC_HIGHSPEED | MMC_CAP_SD_HIGHSPEED |
+		     MMC_CAP_WAIT_WHILE_BUSY;
 
-	if (pdata->slots[host->slot_id].wires >= 8)
+	if (mmc_slot(host).wires >= 8)
 		mmc->caps |= MMC_CAP_8_BIT_DATA;
-	else if (pdata->slots[host->slot_id].wires >= 4)
+	else if (mmc_slot(host).wires >= 4)
 		mmc->caps |= MMC_CAP_4_BIT_DATA;
 
-	omap_hsmmc_init(host);
+	if (mmc_slot(host).nonremovable)
+		mmc->caps |= MMC_CAP_NONREMOVABLE;
+
+	omap_hsmmc_conf_bus_power(host);
 
 	/* Select DMA lines */
 	switch (host->id) {
@@ -1096,13 +1760,21 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 		host->dma_line_tx = OMAP34XX_DMA_MMC3_TX;
 		host->dma_line_rx = OMAP34XX_DMA_MMC3_RX;
 		break;
+	case OMAP_MMC4_DEVID:
+		host->dma_line_tx = OMAP44XX_DMA_MMC4_TX;
+		host->dma_line_rx = OMAP44XX_DMA_MMC4_RX;
+		break;
+	case OMAP_MMC5_DEVID:
+		host->dma_line_tx = OMAP44XX_DMA_MMC5_TX;
+		host->dma_line_rx = OMAP44XX_DMA_MMC5_RX;
+		break;
 	default:
 		dev_err(mmc_dev(host->mmc), "Invalid MMC id\n");
 		goto err_irq;
 	}
 
 	/* Request IRQ for MMC operations */
-	ret = request_irq(host->irq, mmc_omap_irq, IRQF_DISABLED,
+	ret = request_irq(host->irq, omap_hsmmc_irq, IRQF_DISABLED,
 			mmc_hostname(mmc), host);
 	if (ret) {
 		dev_dbg(mmc_dev(host->mmc), "Unable to grab HSMMC IRQ\n");
@@ -1112,7 +1784,8 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	/* initialize power supplies, gpios, etc */
 	if (pdata->init != NULL) {
 		if (pdata->init(&pdev->dev) != 0) {
-			dev_dbg(mmc_dev(host->mmc), "late init error\n");
+			dev_dbg(mmc_dev(host->mmc),
+				"Unable to configure MMC IRQs\n");
 			goto err_irq_cd_init;
 		}
 	}
@@ -1121,7 +1794,7 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	/* Request IRQ for card detect */
 	if ((mmc_slot(host).card_detect_irq)) {
 		ret = request_irq(mmc_slot(host).card_detect_irq,
-				  omap_mmc_cd_handler,
+				  omap_hsmmc_cd_handler,
 				  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING
 					  | IRQF_DISABLED,
 				  mmc_hostname(mmc), host);
@@ -1135,21 +1808,26 @@ static int __init omap_mmc_probe(struct platform_device *pdev)
 	OMAP_HSMMC_WRITE(host->base, ISE, INT_EN_MASK);
 	OMAP_HSMMC_WRITE(host->base, IE, INT_EN_MASK);
 
+	mmc_host_lazy_disable(host->mmc);
+
+	omap_hsmmc_protect_card(host);
+
 	mmc_add_host(mmc);
 
-	if (host->pdata->slots[host->slot_id].name != NULL) {
+	if (mmc_slot(host).name != NULL) {
 		ret = device_create_file(&mmc->class_dev, &dev_attr_slot_name);
 		if (ret < 0)
 			goto err_slot_name;
 	}
-	if (mmc_slot(host).card_detect_irq &&
-	    host->pdata->slots[host->slot_id].get_cover_state) {
+	if (mmc_slot(host).card_detect_irq && mmc_slot(host).get_cover_state) {
 		ret = device_create_file(&mmc->class_dev,
 					&dev_attr_cover_switch);
 		if (ret < 0)
 			goto err_cover_switch;
 	}
 
+	omap_hsmmc_debugfs(mmc);
+
 	return 0;
 
 err_cover_switch:
@@ -1161,11 +1839,11 @@ err_irq_cd:
 err_irq_cd_init:
 	free_irq(host->irq, host);
 err_irq:
-	clk_disable(host->fclk);
+	mmc_host_disable(host->mmc);
 	clk_disable(host->iclk);
 	clk_put(host->fclk);
 	clk_put(host->iclk);
-	if (host->dbclk_enabled) {
+	if (host->got_dbclk) {
 		clk_disable(host->dbclk);
 		clk_put(host->dbclk);
 	}
@@ -1180,12 +1858,13 @@ err:
 	return ret;
 }
 
-static int omap_mmc_remove(struct platform_device *pdev)
+static int omap_hsmmc_remove(struct platform_device *pdev)
 {
-	struct mmc_omap_host *host = platform_get_drvdata(pdev);
+	struct omap_hsmmc_host *host = platform_get_drvdata(pdev);
 	struct resource *res;
 
 	if (host) {
+		mmc_host_enable(host->mmc);
 		mmc_remove_host(host->mmc);
 		if (host->pdata->cleanup)
 			host->pdata->cleanup(&pdev->dev);
@@ -1194,11 +1873,11 @@ static int omap_mmc_remove(struct platform_device *pdev)
 			free_irq(mmc_slot(host).card_detect_irq, host);
 		flush_scheduled_work();
 
-		clk_disable(host->fclk);
+		mmc_host_disable(host->mmc);
 		clk_disable(host->iclk);
 		clk_put(host->fclk);
 		clk_put(host->iclk);
-		if (host->dbclk_enabled) {
+		if (host->got_dbclk) {
 			clk_disable(host->dbclk);
 			clk_put(host->dbclk);
 		}
@@ -1216,36 +1895,51 @@ static int omap_mmc_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int omap_mmc_suspend(struct platform_device *pdev, pm_message_t state)
+static int omap_hsmmc_suspend(struct platform_device *pdev, pm_message_t state)
 {
 	int ret = 0;
-	struct mmc_omap_host *host = platform_get_drvdata(pdev);
+	struct omap_hsmmc_host *host = platform_get_drvdata(pdev);
 
 	if (host && host->suspended)
 		return 0;
 
 	if (host) {
+		host->suspended = 1;
+		if (host->pdata->suspend) {
+			ret = host->pdata->suspend(&pdev->dev,
+							host->slot_id);
+			if (ret) {
+				dev_dbg(mmc_dev(host->mmc),
+					"Unable to handle MMC board"
+					" level suspend\n");
+				host->suspended = 0;
+				return ret;
+			}
+		}
+		cancel_work_sync(&host->mmc_carddetect_work);
+		mmc_host_enable(host->mmc);
 		ret = mmc_suspend_host(host->mmc, state);
 		if (ret == 0) {
-			host->suspended = 1;
-
 			OMAP_HSMMC_WRITE(host->base, ISE, 0);
 			OMAP_HSMMC_WRITE(host->base, IE, 0);
 
-			if (host->pdata->suspend) {
-				ret = host->pdata->suspend(&pdev->dev,
-								host->slot_id);
-				if (ret)
-					dev_dbg(mmc_dev(host->mmc),
-						"Unable to handle MMC board"
-						" level suspend\n");
-			}
 
 			OMAP_HSMMC_WRITE(host->base, HCTL,
-					 OMAP_HSMMC_READ(host->base, HCTL) & ~SDBP);
-			clk_disable(host->fclk);
+				OMAP_HSMMC_READ(host->base, HCTL) & ~SDBP);
+			mmc_host_disable(host->mmc);
 			clk_disable(host->iclk);
-			clk_disable(host->dbclk);
+			if (host->got_dbclk)
+				clk_disable(host->dbclk);
+		} else {
+			host->suspended = 0;
+			if (host->pdata->resume) {
+				ret = host->pdata->resume(&pdev->dev,
+							  host->slot_id);
+				if (ret)
+					dev_dbg(mmc_dev(host->mmc),
+						"Unmask interrupt failed\n");
+			}
+			mmc_host_disable(host->mmc);
 		}
 
 	}
@@ -1253,32 +1947,28 @@ static int omap_mmc_suspend(struct platform_device *pdev, pm_message_t state)
 }
 
 /* Routine to resume the MMC device */
-static int omap_mmc_resume(struct platform_device *pdev)
+static int omap_hsmmc_resume(struct platform_device *pdev)
 {
 	int ret = 0;
-	struct mmc_omap_host *host = platform_get_drvdata(pdev);
+	struct omap_hsmmc_host *host = platform_get_drvdata(pdev);
 
 	if (host && !host->suspended)
 		return 0;
 
 	if (host) {
-
-		ret = clk_enable(host->fclk);
+		ret = clk_enable(host->iclk);
 		if (ret)
 			goto clk_en_err;
 
-		ret = clk_enable(host->iclk);
-		if (ret) {
-			clk_disable(host->fclk);
-			clk_put(host->fclk);
+		if (mmc_host_enable(host->mmc) != 0) {
+			clk_disable(host->iclk);
 			goto clk_en_err;
 		}
 
-		if (clk_enable(host->dbclk) != 0)
-			dev_dbg(mmc_dev(host->mmc),
-					"Enabling debounce clk failed\n");
+		if (host->got_dbclk)
+			clk_enable(host->dbclk);
 
-		omap_hsmmc_init(host);
+		omap_hsmmc_conf_bus_power(host);
 
 		if (host->pdata->resume) {
 			ret = host->pdata->resume(&pdev->dev, host->slot_id);
@@ -1287,10 +1977,14 @@ static int omap_mmc_resume(struct platform_device *pdev)
 					"Unmask interrupt failed\n");
 		}
 
+		omap_hsmmc_protect_card(host);
+
 		/* Notify the core to resume the host */
 		ret = mmc_resume_host(host->mmc);
 		if (ret == 0)
 			host->suspended = 0;
+
+		mmc_host_lazy_disable(host->mmc);
 	}
 
 	return ret;
@@ -1302,35 +1996,34 @@ clk_en_err:
 }
 
 #else
-#define omap_mmc_suspend	NULL
-#define omap_mmc_resume		NULL
+#define omap_hsmmc_suspend	NULL
+#define omap_hsmmc_resume		NULL
 #endif
 
-static struct platform_driver omap_mmc_driver = {
-	.probe		= omap_mmc_probe,
-	.remove		= omap_mmc_remove,
-	.suspend	= omap_mmc_suspend,
-	.resume		= omap_mmc_resume,
+static struct platform_driver omap_hsmmc_driver = {
+	.remove		= omap_hsmmc_remove,
+	.suspend	= omap_hsmmc_suspend,
+	.resume		= omap_hsmmc_resume,
 	.driver		= {
 		.name = DRIVER_NAME,
 		.owner = THIS_MODULE,
 	},
 };
 
-static int __init omap_mmc_init(void)
+static int __init omap_hsmmc_init(void)
 {
 	/* Register the MMC driver */
-	return platform_driver_register(&omap_mmc_driver);
+	return platform_driver_probe(&omap_hsmmc_driver, omap_hsmmc_probe);
 }
 
-static void __exit omap_mmc_cleanup(void)
+static void __exit omap_hsmmc_cleanup(void)
 {
 	/* Unregister MMC driver */
-	platform_driver_unregister(&omap_mmc_driver);
+	platform_driver_unregister(&omap_hsmmc_driver);
 }
 
-module_init(omap_mmc_init);
-module_exit(omap_mmc_cleanup);
+module_init(omap_hsmmc_init);
+module_exit(omap_hsmmc_cleanup);
 
 MODULE_DESCRIPTION("OMAP High Speed Multimedia Card driver");
 MODULE_LICENSE("GPL");
diff --git a/drivers/mmc/host/pxamci.c b/drivers/mmc/host/pxamci.c
index e55ac792d68c..b00d67319058 100644
--- a/drivers/mmc/host/pxamci.c
+++ b/drivers/mmc/host/pxamci.c
@@ -28,6 +28,7 @@
 #include <linux/mmc/host.h>
 #include <linux/io.h>
 #include <linux/regulator/consumer.h>
+#include <linux/gpio.h>
 
 #include <asm/sizes.h>
 
@@ -96,10 +97,18 @@ static inline void pxamci_init_ocr(struct pxamci_host *host)
 
 static inline void pxamci_set_power(struct pxamci_host *host, unsigned int vdd)
 {
+	int on;
+
 #ifdef CONFIG_REGULATOR
 	if (host->vcc)
 		mmc_regulator_set_ocr(host->vcc, vdd);
 #endif
+	if (!host->vcc && host->pdata &&
+	    gpio_is_valid(host->pdata->gpio_power)) {
+		on = ((1 << vdd) & host->pdata->ocr_mask);
+		gpio_set_value(host->pdata->gpio_power,
+			       !!on ^ host->pdata->gpio_power_invert);
+	}
 	if (!host->vcc && host->pdata && host->pdata->setpower)
 		host->pdata->setpower(mmc_dev(host->mmc), vdd);
 }
@@ -421,6 +430,12 @@ static int pxamci_get_ro(struct mmc_host *mmc)
 {
 	struct pxamci_host *host = mmc_priv(mmc);
 
+	if (host->pdata && gpio_is_valid(host->pdata->gpio_card_ro)) {
+		if (host->pdata->gpio_card_ro_invert)
+			return !gpio_get_value(host->pdata->gpio_card_ro);
+		else
+			return gpio_get_value(host->pdata->gpio_card_ro);
+	}
 	if (host->pdata && host->pdata->get_ro)
 		return !!host->pdata->get_ro(mmc_dev(mmc));
 	/*
@@ -534,7 +549,7 @@ static int pxamci_probe(struct platform_device *pdev)
 	struct mmc_host *mmc;
 	struct pxamci_host *host = NULL;
 	struct resource *r, *dmarx, *dmatx;
-	int ret, irq;
+	int ret, irq, gpio_cd = -1, gpio_ro = -1, gpio_power = -1;
 
 	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	irq = platform_get_irq(pdev, 0);
@@ -661,13 +676,63 @@ static int pxamci_probe(struct platform_device *pdev)
 	}
 	host->dma_drcmrtx = dmatx->start;
 
+	if (host->pdata) {
+		gpio_cd = host->pdata->gpio_card_detect;
+		gpio_ro = host->pdata->gpio_card_ro;
+		gpio_power = host->pdata->gpio_power;
+	}
+	if (gpio_is_valid(gpio_power)) {
+		ret = gpio_request(gpio_power, "mmc card power");
+		if (ret) {
+			dev_err(&pdev->dev, "Failed requesting gpio_power %d\n", gpio_power);
+			goto out;
+		}
+		gpio_direction_output(gpio_power,
+				      host->pdata->gpio_power_invert);
+	}
+	if (gpio_is_valid(gpio_ro)) {
+		ret = gpio_request(gpio_ro, "mmc card read only");
+		if (ret) {
+			dev_err(&pdev->dev, "Failed requesting gpio_ro %d\n", gpio_ro);
+			goto err_gpio_ro;
+		}
+		gpio_direction_input(gpio_ro);
+	}
+	if (gpio_is_valid(gpio_cd)) {
+		ret = gpio_request(gpio_cd, "mmc card detect");
+		if (ret) {
+			dev_err(&pdev->dev, "Failed requesting gpio_cd %d\n", gpio_cd);
+			goto err_gpio_cd;
+		}
+		gpio_direction_input(gpio_cd);
+
+		ret = request_irq(gpio_to_irq(gpio_cd), pxamci_detect_irq,
+				  IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
+				  "mmc card detect", mmc);
+		if (ret) {
+			dev_err(&pdev->dev, "failed to request card detect IRQ\n");
+			goto err_request_irq;
+		}
+	}
+
 	if (host->pdata && host->pdata->init)
 		host->pdata->init(&pdev->dev, pxamci_detect_irq, mmc);
 
+	if (gpio_is_valid(gpio_power) && host->pdata->setpower)
+		dev_warn(&pdev->dev, "gpio_power and setpower() both defined\n");
+	if (gpio_is_valid(gpio_ro) && host->pdata->get_ro)
+		dev_warn(&pdev->dev, "gpio_ro and get_ro() both defined\n");
+
 	mmc_add_host(mmc);
 
 	return 0;
 
+err_request_irq:
+	gpio_free(gpio_cd);
+err_gpio_cd:
+	gpio_free(gpio_ro);
+err_gpio_ro:
+	gpio_free(gpio_power);
  out:
 	if (host) {
 		if (host->dma >= 0)
@@ -688,12 +753,26 @@ static int pxamci_probe(struct platform_device *pdev)
 static int pxamci_remove(struct platform_device *pdev)
 {
 	struct mmc_host *mmc = platform_get_drvdata(pdev);
+	int gpio_cd = -1, gpio_ro = -1, gpio_power = -1;
 
 	platform_set_drvdata(pdev, NULL);
 
 	if (mmc) {
 		struct pxamci_host *host = mmc_priv(mmc);
 
+		if (host->pdata) {
+			gpio_cd = host->pdata->gpio_card_detect;
+			gpio_ro = host->pdata->gpio_card_ro;
+			gpio_power = host->pdata->gpio_power;
+		}
+		if (gpio_is_valid(gpio_cd)) {
+			free_irq(gpio_to_irq(gpio_cd), mmc);
+			gpio_free(gpio_cd);
+		}
+		if (gpio_is_valid(gpio_ro))
+			gpio_free(gpio_ro);
+		if (gpio_is_valid(gpio_power))
+			gpio_free(gpio_power);
 		if (host->vcc)
 			regulator_put(host->vcc);
 
@@ -725,20 +804,20 @@ static int pxamci_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int pxamci_suspend(struct platform_device *dev, pm_message_t state)
+static int pxamci_suspend(struct device *dev)
 {
-	struct mmc_host *mmc = platform_get_drvdata(dev);
+	struct mmc_host *mmc = dev_get_drvdata(dev);
 	int ret = 0;
 
 	if (mmc)
-		ret = mmc_suspend_host(mmc, state);
+		ret = mmc_suspend_host(mmc, PMSG_SUSPEND);
 
 	return ret;
 }
 
-static int pxamci_resume(struct platform_device *dev)
+static int pxamci_resume(struct device *dev)
 {
-	struct mmc_host *mmc = platform_get_drvdata(dev);
+	struct mmc_host *mmc = dev_get_drvdata(dev);
 	int ret = 0;
 
 	if (mmc)
@@ -746,19 +825,22 @@ static int pxamci_resume(struct platform_device *dev)
 
 	return ret;
 }
-#else
-#define pxamci_suspend	NULL
-#define pxamci_resume	NULL
+
+static struct dev_pm_ops pxamci_pm_ops = {
+	.suspend	= pxamci_suspend,
+	.resume		= pxamci_resume,
+};
 #endif
 
 static struct platform_driver pxamci_driver = {
 	.probe		= pxamci_probe,
 	.remove		= pxamci_remove,
-	.suspend	= pxamci_suspend,
-	.resume		= pxamci_resume,
 	.driver		= {
 		.name	= DRIVER_NAME,
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &pxamci_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/mmc/host/s3cmci.c b/drivers/mmc/host/s3cmci.c
index 8c08cd7efa7f..99b74a351020 100644
--- a/drivers/mmc/host/s3cmci.c
+++ b/drivers/mmc/host/s3cmci.c
@@ -17,6 +17,8 @@
 #include <linux/mmc/host.h>
 #include <linux/platform_device.h>
 #include <linux/cpufreq.h>
+#include <linux/debugfs.h>
+#include <linux/seq_file.h>
 #include <linux/gpio.h>
 #include <linux/irq.h>
 #include <linux/io.h>
@@ -58,8 +60,6 @@ static const int dbgmap_debug = dbg_err | dbg_debug;
 		dev_dbg(&host->pdev->dev, args);  \
 	} while (0)
 
-#define RESSIZE(ressource) (((ressource)->end - (ressource)->start)+1)
-
 static struct s3c2410_dma_client s3cmci_dma_client = {
 	.name		= "s3c-mci",
 };
@@ -164,6 +164,40 @@ static void dbg_dumpregs(struct s3cmci_host *host, char *prefix) { }
 
 #endif /* CONFIG_MMC_DEBUG */
 
+/**
+ * s3cmci_host_usedma - return whether the host is using dma or pio
+ * @host: The host state
+ *
+ * Return true if the host is using DMA to transfer data, else false
+ * to use PIO mode. Will return static data depending on the driver
+ * configuration.
+ */
+static inline bool s3cmci_host_usedma(struct s3cmci_host *host)
+{
+#ifdef CONFIG_MMC_S3C_PIO
+	return false;
+#elif defined(CONFIG_MMC_S3C_DMA)
+	return true;
+#else
+	return host->dodma;
+#endif
+}
+
+/**
+ * s3cmci_host_canpio - return true if host has pio code available
+ *
+ * Return true if the driver has been compiled with the PIO support code
+ * available.
+ */
+static inline bool s3cmci_host_canpio(void)
+{
+#ifdef CONFIG_MMC_S3C_PIO
+	return true;
+#else
+	return false;
+#endif
+}
+
 static inline u32 enable_imask(struct s3cmci_host *host, u32 imask)
 {
 	u32 newmask;
@@ -190,7 +224,33 @@ static inline u32 disable_imask(struct s3cmci_host *host, u32 imask)
 
 static inline void clear_imask(struct s3cmci_host *host)
 {
-	writel(0, host->base + host->sdiimsk);
+	u32 mask = readl(host->base + host->sdiimsk);
+
+	/* preserve the SDIO IRQ mask state */
+	mask &= S3C2410_SDIIMSK_SDIOIRQ;
+	writel(mask, host->base + host->sdiimsk);
+}
+
+/**
+ * s3cmci_check_sdio_irq - test whether the SDIO IRQ is being signalled
+ * @host: The host to check.
+ *
+ * Test to see if the SDIO interrupt is being signalled in case the
+ * controller has failed to re-detect a card interrupt. Read GPE8 and
+ * see if it is low and if so, signal a SDIO interrupt.
+ *
+ * This is currently called if a request is finished (we assume that the
+ * bus is now idle) and when the SDIO IRQ is enabled in case the IRQ is
+ * already being indicated.
+*/
+static void s3cmci_check_sdio_irq(struct s3cmci_host *host)
+{
+	if (host->sdio_irqen) {
+		if (gpio_get_value(S3C2410_GPE(8)) == 0) {
+			printk(KERN_DEBUG "%s: signalling irq\n", __func__);
+			mmc_signal_sdio_irq(host->mmc);
+		}
+	}
 }
 
 static inline int get_data_buffer(struct s3cmci_host *host,
@@ -238,6 +298,64 @@ static inline u32 fifo_free(struct s3cmci_host *host)
 	return 63 - fifostat;
 }
 
+/**
+ * s3cmci_enable_irq - enable IRQ, after having disabled it.
+ * @host: The device state.
+ * @more: True if more IRQs are expected from transfer.
+ *
+ * Enable the main IRQ if needed after it has been disabled.
+ *
+ * The IRQ can be one of the following states:
+ *	- disabled during IDLE
+ *	- disabled whilst processing data
+ *	- enabled during transfer
+ *	- enabled whilst awaiting SDIO interrupt detection
+ */
+static void s3cmci_enable_irq(struct s3cmci_host *host, bool more)
+{
+	unsigned long flags;
+	bool enable = false;
+
+	local_irq_save(flags);
+
+	host->irq_enabled = more;
+	host->irq_disabled = false;
+
+	enable = more | host->sdio_irqen;
+
+	if (host->irq_state != enable) {
+		host->irq_state = enable;
+
+		if (enable)
+			enable_irq(host->irq);
+		else
+			disable_irq(host->irq);
+	}
+
+	local_irq_restore(flags);
+}
+
+/**
+ *
+ */
+static void s3cmci_disable_irq(struct s3cmci_host *host, bool transfer)
+{
+	unsigned long flags;
+
+	local_irq_save(flags);
+
+	//printk(KERN_DEBUG "%s: transfer %d\n", __func__, transfer);
+
+	host->irq_disabled = transfer;
+
+	if (transfer && host->irq_state) {
+		host->irq_state = false;
+		disable_irq(host->irq);
+	}
+
+	local_irq_restore(flags);
+}
+
 static void do_pio_read(struct s3cmci_host *host)
 {
 	int res;
@@ -374,8 +492,7 @@ static void pio_tasklet(unsigned long data)
 {
 	struct s3cmci_host *host = (struct s3cmci_host *) data;
 
-
-	disable_irq(host->irq);
+	s3cmci_disable_irq(host, true);
 
 	if (host->pio_active == XFER_WRITE)
 		do_pio_write(host);
@@ -395,9 +512,10 @@ static void pio_tasklet(unsigned long data)
 				host->mrq->data->error = -EINVAL;
 		}
 
+		s3cmci_enable_irq(host, false);
 		finalize_request(host);
 	} else
-		enable_irq(host->irq);
+		s3cmci_enable_irq(host, true);
 }
 
 /*
@@ -432,17 +550,27 @@ static irqreturn_t s3cmci_irq(int irq, void *dev_id)
 	struct s3cmci_host *host = dev_id;
 	struct mmc_command *cmd;
 	u32 mci_csta, mci_dsta, mci_fsta, mci_dcnt, mci_imsk;
-	u32 mci_cclear, mci_dclear;
+	u32 mci_cclear = 0, mci_dclear;
 	unsigned long iflags;
 
+	mci_dsta = readl(host->base + S3C2410_SDIDSTA);
+	mci_imsk = readl(host->base + host->sdiimsk);
+
+	if (mci_dsta & S3C2410_SDIDSTA_SDIOIRQDETECT) {
+		if (mci_imsk & S3C2410_SDIIMSK_SDIOIRQ) {
+			mci_dclear = S3C2410_SDIDSTA_SDIOIRQDETECT;
+			writel(mci_dclear, host->base + S3C2410_SDIDSTA);
+
+			mmc_signal_sdio_irq(host->mmc);
+			return IRQ_HANDLED;
+		}
+	}
+
 	spin_lock_irqsave(&host->complete_lock, iflags);
 
 	mci_csta = readl(host->base + S3C2410_SDICMDSTAT);
-	mci_dsta = readl(host->base + S3C2410_SDIDSTA);
 	mci_dcnt = readl(host->base + S3C2410_SDIDCNT);
 	mci_fsta = readl(host->base + S3C2410_SDIFSTA);
-	mci_imsk = readl(host->base + host->sdiimsk);
-	mci_cclear = 0;
 	mci_dclear = 0;
 
 	if ((host->complete_what == COMPLETION_NONE) ||
@@ -466,7 +594,7 @@ static irqreturn_t s3cmci_irq(int irq, void *dev_id)
 		goto irq_out;
 	}
 
-	if (!host->dodma) {
+	if (!s3cmci_host_usedma(host)) {
 		if ((host->pio_active == XFER_WRITE) &&
 		    (mci_fsta & S3C2410_SDIFSTA_TFDET)) {
 
@@ -673,6 +801,7 @@ static void s3cmci_dma_done_callback(struct s3c2410_dma_chan *dma_ch,
 	dbg(host, dbg_dma, "DMA FINISHED Size:%i DSTA:%08x DCNT:%08x\n",
 		size, mci_dsta, mci_dcnt);
 
+	host->dma_complete = 1;
 	host->complete_what = COMPLETION_FINALIZE;
 
 out:
@@ -683,9 +812,9 @@ out:
 fail_request:
 	host->mrq->data->error = -EINVAL;
 	host->complete_what = COMPLETION_FINALIZE;
-	writel(0, host->base + host->sdiimsk);
-	goto out;
+	clear_imask(host);
 
+	goto out;
 }
 
 static void finalize_request(struct s3cmci_host *host)
@@ -702,8 +831,9 @@ static void finalize_request(struct s3cmci_host *host)
 
 	if (cmd->data && (cmd->error == 0) &&
 	    (cmd->data->error == 0)) {
-		if (host->dodma && (!host->dma_complete)) {
-			dbg(host, dbg_dma, "DMA Missing!\n");
+		if (s3cmci_host_usedma(host) && (!host->dma_complete)) {
+			dbg(host, dbg_dma, "DMA Missing (%d)!\n",
+			    host->dma_complete);
 			return;
 		}
 	}
@@ -728,7 +858,7 @@ static void finalize_request(struct s3cmci_host *host)
 	writel(0, host->base + S3C2410_SDICMDARG);
 	writel(S3C2410_SDIDCON_STOP, host->base + S3C2410_SDIDCON);
 	writel(0, host->base + S3C2410_SDICMDCON);
-	writel(0, host->base + host->sdiimsk);
+	clear_imask(host);
 
 	if (cmd->data && cmd->error)
 		cmd->data->error = cmd->error;
@@ -754,7 +884,7 @@ static void finalize_request(struct s3cmci_host *host)
 	/* If we had an error while transfering data we flush the
 	 * DMA channel and the fifo to clear out any garbage. */
 	if (mrq->data->error != 0) {
-		if (host->dodma)
+		if (s3cmci_host_usedma(host))
 			s3c2410_dma_ctrl(host->dma, S3C2410_DMAOP_FLUSH);
 
 		if (host->is2440) {
@@ -776,6 +906,8 @@ static void finalize_request(struct s3cmci_host *host)
 request_done:
 	host->complete_what = COMPLETION_NONE;
 	host->mrq = NULL;
+
+	s3cmci_check_sdio_irq(host);
 	mmc_request_done(host->mmc, mrq);
 }
 
@@ -872,7 +1004,7 @@ static int s3cmci_setup_data(struct s3cmci_host *host, struct mmc_data *data)
 
 	dcon  = data->blocks & S3C2410_SDIDCON_BLKNUM_MASK;
 
-	if (host->dodma)
+	if (s3cmci_host_usedma(host))
 		dcon |= S3C2410_SDIDCON_DMAEN;
 
 	if (host->bus_width == MMC_BUS_WIDTH_4)
@@ -950,7 +1082,7 @@ static int s3cmci_prepare_pio(struct s3cmci_host *host, struct mmc_data *data)
 static int s3cmci_prepare_dma(struct s3cmci_host *host, struct mmc_data *data)
 {
 	int dma_len, i;
-	int rw = (data->flags & MMC_DATA_WRITE) ? 1 : 0;
+	int rw = data->flags & MMC_DATA_WRITE;
 
 	BUG_ON((data->flags & BOTH_DIR) == BOTH_DIR);
 
@@ -958,7 +1090,7 @@ static int s3cmci_prepare_dma(struct s3cmci_host *host, struct mmc_data *data)
 	s3c2410_dma_ctrl(host->dma, S3C2410_DMAOP_FLUSH);
 
 	dma_len = dma_map_sg(mmc_dev(host->mmc), data->sg, data->sg_len,
-			     (rw) ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
+			     rw ? DMA_TO_DEVICE : DMA_FROM_DEVICE);
 
 	if (dma_len == 0)
 		return -ENOMEM;
@@ -969,11 +1101,11 @@ static int s3cmci_prepare_dma(struct s3cmci_host *host, struct mmc_data *data)
 	for (i = 0; i < dma_len; i++) {
 		int res;
 
-		dbg(host, dbg_dma, "enqueue %i:%u@%u\n", i,
-			sg_dma_address(&data->sg[i]),
-			sg_dma_len(&data->sg[i]));
+		dbg(host, dbg_dma, "enqueue %i: %08x@%u\n", i,
+		    sg_dma_address(&data->sg[i]),
+		    sg_dma_len(&data->sg[i]));
 
-		res = s3c2410_dma_enqueue(host->dma, (void *) host,
+		res = s3c2410_dma_enqueue(host->dma, host,
 					  sg_dma_address(&data->sg[i]),
 					  sg_dma_len(&data->sg[i]));
 
@@ -1018,7 +1150,7 @@ static void s3cmci_send_request(struct mmc_host *mmc)
 			return;
 		}
 
-		if (host->dodma)
+		if (s3cmci_host_usedma(host))
 			res = s3cmci_prepare_dma(host, cmd->data);
 		else
 			res = s3cmci_prepare_pio(host, cmd->data);
@@ -1037,7 +1169,7 @@ static void s3cmci_send_request(struct mmc_host *mmc)
 	s3cmci_send_command(host, cmd);
 
 	/* Enable Interrupt */
-	enable_irq(host->irq);
+	s3cmci_enable_irq(host, true);
 }
 
 static int s3cmci_card_present(struct mmc_host *mmc)
@@ -1049,7 +1181,7 @@ static int s3cmci_card_present(struct mmc_host *mmc)
 	if (pdata->gpio_detect == 0)
 		return -ENOSYS;
 
-	ret = s3c2410_gpio_getpin(pdata->gpio_detect) ? 0 : 1;
+	ret = gpio_get_value(pdata->gpio_detect) ? 0 : 1;
 	return ret ^ pdata->detect_invert;
 }
 
@@ -1104,12 +1236,12 @@ static void s3cmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 	switch (ios->power_mode) {
 	case MMC_POWER_ON:
 	case MMC_POWER_UP:
-		s3c2410_gpio_cfgpin(S3C2410_GPE5, S3C2410_GPE5_SDCLK);
-		s3c2410_gpio_cfgpin(S3C2410_GPE6, S3C2410_GPE6_SDCMD);
-		s3c2410_gpio_cfgpin(S3C2410_GPE7, S3C2410_GPE7_SDDAT0);
-		s3c2410_gpio_cfgpin(S3C2410_GPE8, S3C2410_GPE8_SDDAT1);
-		s3c2410_gpio_cfgpin(S3C2410_GPE9, S3C2410_GPE9_SDDAT2);
-		s3c2410_gpio_cfgpin(S3C2410_GPE10, S3C2410_GPE10_SDDAT3);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(5), S3C2410_GPE5_SDCLK);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(6), S3C2410_GPE6_SDCMD);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(7), S3C2410_GPE7_SDDAT0);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(8), S3C2410_GPE8_SDDAT1);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(9), S3C2410_GPE9_SDDAT2);
+		s3c2410_gpio_cfgpin(S3C2410_GPE(10), S3C2410_GPE10_SDDAT3);
 
 		if (host->pdata->set_power)
 			host->pdata->set_power(ios->power_mode, ios->vdd);
@@ -1121,8 +1253,7 @@ static void s3cmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
 
 	case MMC_POWER_OFF:
 	default:
-		s3c2410_gpio_setpin(S3C2410_GPE5, 0);
-		s3c2410_gpio_cfgpin(S3C2410_GPE5, S3C2410_GPIO_OUTPUT);
+		gpio_direction_output(S3C2410_GPE(5), 0);
 
 		if (host->is2440)
 			mci_con |= S3C2440_SDICON_SDRESET;
@@ -1168,7 +1299,7 @@ static int s3cmci_get_ro(struct mmc_host *mmc)
 	struct s3c24xx_mci_pdata *pdata = host->pdata;
 	int ret;
 
-	if (pdata->gpio_wprotect == 0)
+	if (pdata->no_wprotect)
 		return 0;
 
 	ret = s3c2410_gpio_getpin(pdata->gpio_wprotect);
@@ -1179,11 +1310,52 @@ static int s3cmci_get_ro(struct mmc_host *mmc)
 	return ret;
 }
 
+static void s3cmci_enable_sdio_irq(struct mmc_host *mmc, int enable)
+{
+	struct s3cmci_host *host = mmc_priv(mmc);
+	unsigned long flags;
+	u32 con;
+
+	local_irq_save(flags);
+
+	con = readl(host->base + S3C2410_SDICON);
+	host->sdio_irqen = enable;
+
+	if (enable == host->sdio_irqen)
+		goto same_state;
+
+	if (enable) {
+		con |= S3C2410_SDICON_SDIOIRQ;
+		enable_imask(host, S3C2410_SDIIMSK_SDIOIRQ);
+
+		if (!host->irq_state && !host->irq_disabled) {
+			host->irq_state = true;
+			enable_irq(host->irq);
+		}
+	} else {
+		disable_imask(host, S3C2410_SDIIMSK_SDIOIRQ);
+		con &= ~S3C2410_SDICON_SDIOIRQ;
+
+		if (!host->irq_enabled && host->irq_state) {
+			disable_irq_nosync(host->irq);
+			host->irq_state = false;
+		}
+	}
+
+	writel(con, host->base + S3C2410_SDICON);
+
+ same_state:
+	local_irq_restore(flags);
+
+	s3cmci_check_sdio_irq(host);
+}
+
 static struct mmc_host_ops s3cmci_ops = {
 	.request	= s3cmci_request,
 	.set_ios	= s3cmci_set_ios,
 	.get_ro		= s3cmci_get_ro,
 	.get_cd		= s3cmci_card_present,
+	.enable_sdio_irq = s3cmci_enable_sdio_irq,
 };
 
 static struct s3c24xx_mci_pdata s3cmci_def_pdata = {
@@ -1246,11 +1418,140 @@ static inline void s3cmci_cpufreq_deregister(struct s3cmci_host *host)
 }
 #endif
 
-static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
+
+#ifdef CONFIG_DEBUG_FS
+
+static int s3cmci_state_show(struct seq_file *seq, void *v)
+{
+	struct s3cmci_host *host = seq->private;
+
+	seq_printf(seq, "Register base = 0x%08x\n", (u32)host->base);
+	seq_printf(seq, "Clock rate = %ld\n", host->clk_rate);
+	seq_printf(seq, "Prescale = %d\n", host->prescaler);
+	seq_printf(seq, "is2440 = %d\n", host->is2440);
+	seq_printf(seq, "IRQ = %d\n", host->irq);
+	seq_printf(seq, "IRQ enabled = %d\n", host->irq_enabled);
+	seq_printf(seq, "IRQ disabled = %d\n", host->irq_disabled);
+	seq_printf(seq, "IRQ state = %d\n", host->irq_state);
+	seq_printf(seq, "CD IRQ = %d\n", host->irq_cd);
+	seq_printf(seq, "Do DMA = %d\n", s3cmci_host_usedma(host));
+	seq_printf(seq, "SDIIMSK at %d\n", host->sdiimsk);
+	seq_printf(seq, "SDIDATA at %d\n", host->sdidata);
+
+	return 0;
+}
+
+static int s3cmci_state_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, s3cmci_state_show, inode->i_private);
+}
+
+static const struct file_operations s3cmci_fops_state = {
+	.owner		= THIS_MODULE,
+	.open		= s3cmci_state_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
+
+#define DBG_REG(_r) { .addr = S3C2410_SDI##_r, .name = #_r }
+
+struct s3cmci_reg {
+	unsigned short	addr;
+	unsigned char	*name;
+} debug_regs[] = {
+	DBG_REG(CON),
+	DBG_REG(PRE),
+	DBG_REG(CMDARG),
+	DBG_REG(CMDCON),
+	DBG_REG(CMDSTAT),
+	DBG_REG(RSP0),
+	DBG_REG(RSP1),
+	DBG_REG(RSP2),
+	DBG_REG(RSP3),
+	DBG_REG(TIMER),
+	DBG_REG(BSIZE),
+	DBG_REG(DCON),
+	DBG_REG(DCNT),
+	DBG_REG(DSTA),
+	DBG_REG(FSTA),
+	{}
+};
+
+static int s3cmci_regs_show(struct seq_file *seq, void *v)
+{
+	struct s3cmci_host *host = seq->private;
+	struct s3cmci_reg *rptr = debug_regs;
+
+	for (; rptr->name; rptr++)
+		seq_printf(seq, "SDI%s\t=0x%08x\n", rptr->name,
+			   readl(host->base + rptr->addr));
+
+	seq_printf(seq, "SDIIMSK\t=0x%08x\n", readl(host->base + host->sdiimsk));
+
+	return 0;
+}
+
+static int s3cmci_regs_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, s3cmci_regs_show, inode->i_private);
+}
+
+static const struct file_operations s3cmci_fops_regs = {
+	.owner		= THIS_MODULE,
+	.open		= s3cmci_regs_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
+
+static void s3cmci_debugfs_attach(struct s3cmci_host *host)
+{
+	struct device *dev = &host->pdev->dev;
+
+	host->debug_root = debugfs_create_dir(dev_name(dev), NULL);
+	if (IS_ERR(host->debug_root)) {
+		dev_err(dev, "failed to create debugfs root\n");
+		return;
+	}
+
+	host->debug_state = debugfs_create_file("state", 0444,
+						host->debug_root, host,
+						&s3cmci_fops_state);
+
+	if (IS_ERR(host->debug_state))
+		dev_err(dev, "failed to create debug state file\n");
+
+	host->debug_regs = debugfs_create_file("regs", 0444,
+					       host->debug_root, host,
+					       &s3cmci_fops_regs);
+
+	if (IS_ERR(host->debug_regs))
+		dev_err(dev, "failed to create debug regs file\n");
+}
+
+static void s3cmci_debugfs_remove(struct s3cmci_host *host)
+{
+	debugfs_remove(host->debug_regs);
+	debugfs_remove(host->debug_state);
+	debugfs_remove(host->debug_root);
+}
+
+#else
+static inline void s3cmci_debugfs_attach(struct s3cmci_host *host) { }
+static inline void s3cmci_debugfs_remove(struct s3cmci_host *host) { }
+
+#endif /* CONFIG_DEBUG_FS */
+
+static int __devinit s3cmci_probe(struct platform_device *pdev)
 {
 	struct s3cmci_host *host;
 	struct mmc_host	*mmc;
 	int ret;
+	int is2440;
+	int i;
+
+	is2440 = platform_get_device_id(pdev)->driver_data;
 
 	mmc = mmc_alloc_host(sizeof(struct s3cmci_host), &pdev->dev);
 	if (!mmc) {
@@ -1258,6 +1559,18 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 		goto probe_out;
 	}
 
+	for (i = S3C2410_GPE(5); i <= S3C2410_GPE(10); i++) {
+		ret = gpio_request(i, dev_name(&pdev->dev));
+		if (ret) {
+			dev_err(&pdev->dev, "failed to get gpio %d\n", i);
+
+			for (i--; i >= S3C2410_GPE(5); i--)
+				gpio_free(i);
+
+			goto probe_free_host;
+		}
+	}
+
 	host = mmc_priv(mmc);
 	host->mmc 	= mmc;
 	host->pdev	= pdev;
@@ -1282,11 +1595,12 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 		host->clk_div	= 2;
 	}
 
-	host->dodma		= 0;
 	host->complete_what 	= COMPLETION_NONE;
 	host->pio_active 	= XFER_NONE;
 
-	host->dma		= S3CMCI_DMA;
+#ifdef CONFIG_MMC_S3C_PIODMA
+	host->dodma		= host->pdata->dma;
+#endif
 
 	host->mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!host->mem) {
@@ -1294,19 +1608,19 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 			"failed to get io memory region resouce.\n");
 
 		ret = -ENOENT;
-		goto probe_free_host;
+		goto probe_free_gpio;
 	}
 
 	host->mem = request_mem_region(host->mem->start,
-				       RESSIZE(host->mem), pdev->name);
+				       resource_size(host->mem), pdev->name);
 
 	if (!host->mem) {
 		dev_err(&pdev->dev, "failed to request io memory region.\n");
 		ret = -ENOENT;
-		goto probe_free_host;
+		goto probe_free_gpio;
 	}
 
-	host->base = ioremap(host->mem->start, RESSIZE(host->mem));
+	host->base = ioremap(host->mem->start, resource_size(host->mem));
 	if (!host->base) {
 		dev_err(&pdev->dev, "failed to ioremap() io memory region.\n");
 		ret = -EINVAL;
@@ -1331,31 +1645,60 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 	 * ensure we don't lock the system with un-serviceable requests. */
 
 	disable_irq(host->irq);
+	host->irq_state = false;
 
-	host->irq_cd = s3c2410_gpio_getirq(host->pdata->gpio_detect);
-
-	if (host->irq_cd >= 0) {
-		if (request_irq(host->irq_cd, s3cmci_irq_cd,
-				IRQF_TRIGGER_RISING | IRQF_TRIGGER_FALLING,
-				DRIVER_NAME, host)) {
-			dev_err(&pdev->dev, "can't get card detect irq.\n");
-			ret = -ENOENT;
+	if (!host->pdata->no_detect) {
+		ret = gpio_request(host->pdata->gpio_detect, "s3cmci detect");
+		if (ret) {
+			dev_err(&pdev->dev, "failed to get detect gpio\n");
 			goto probe_free_irq;
 		}
-	} else {
-		dev_warn(&pdev->dev, "host detect has no irq available\n");
-		s3c2410_gpio_cfgpin(host->pdata->gpio_detect,
-				    S3C2410_GPIO_INPUT);
+
+		host->irq_cd = s3c2410_gpio_getirq(host->pdata->gpio_detect);
+
+		if (host->irq_cd >= 0) {
+			if (request_irq(host->irq_cd, s3cmci_irq_cd,
+					IRQF_TRIGGER_RISING |
+					IRQF_TRIGGER_FALLING,
+					DRIVER_NAME, host)) {
+				dev_err(&pdev->dev,
+					"can't get card detect irq.\n");
+				ret = -ENOENT;
+				goto probe_free_gpio_cd;
+			}
+		} else {
+			dev_warn(&pdev->dev,
+				 "host detect has no irq available\n");
+			gpio_direction_input(host->pdata->gpio_detect);
+		}
+	} else
+		host->irq_cd = -1;
+
+	if (!host->pdata->no_wprotect) {
+		ret = gpio_request(host->pdata->gpio_wprotect, "s3cmci wp");
+		if (ret) {
+			dev_err(&pdev->dev, "failed to get writeprotect\n");
+			goto probe_free_irq_cd;
+		}
+
+		gpio_direction_input(host->pdata->gpio_wprotect);
 	}
 
-	if (host->pdata->gpio_wprotect)
-		s3c2410_gpio_cfgpin(host->pdata->gpio_wprotect,
-				    S3C2410_GPIO_INPUT);
+	/* depending on the dma state, get a dma channel to use. */
 
-	if (s3c2410_dma_request(S3CMCI_DMA, &s3cmci_dma_client, NULL) < 0) {
-		dev_err(&pdev->dev, "unable to get DMA channel.\n");
-		ret = -EBUSY;
-		goto probe_free_irq_cd;
+	if (s3cmci_host_usedma(host)) {
+		host->dma = s3c2410_dma_request(DMACH_SDI, &s3cmci_dma_client,
+						host);
+		if (host->dma < 0) {
+			dev_err(&pdev->dev, "cannot get DMA channel.\n");
+			if (!s3cmci_host_canpio()) {
+				ret = -EBUSY;
+				goto probe_free_gpio_wp;
+			} else {
+				dev_warn(&pdev->dev, "falling back to PIO.\n");
+				host->dodma = 0;
+			}
+		}
 	}
 
 	host->clk = clk_get(&pdev->dev, "sdi");
@@ -1363,7 +1706,7 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 		dev_err(&pdev->dev, "failed to find clock source.\n");
 		ret = PTR_ERR(host->clk);
 		host->clk = NULL;
-		goto probe_free_host;
+		goto probe_free_dma;
 	}
 
 	ret = clk_enable(host->clk);
@@ -1376,7 +1719,11 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 
 	mmc->ops 	= &s3cmci_ops;
 	mmc->ocr_avail	= MMC_VDD_32_33 | MMC_VDD_33_34;
+#ifdef CONFIG_MMC_S3C_HW_SDIO_IRQ
+	mmc->caps	= MMC_CAP_4_BIT_DATA | MMC_CAP_SDIO_IRQ;
+#else
 	mmc->caps	= MMC_CAP_4_BIT_DATA;
+#endif
 	mmc->f_min 	= host->clk_rate / (host->clk_div * 256);
 	mmc->f_max 	= host->clk_rate / host->clk_div;
 
@@ -1408,8 +1755,12 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 		goto free_cpufreq;
 	}
 
+	s3cmci_debugfs_attach(host);
+
 	platform_set_drvdata(pdev, mmc);
-	dev_info(&pdev->dev, "initialisation done.\n");
+	dev_info(&pdev->dev, "%s - using %s, %s SDIO IRQ\n", mmc_hostname(mmc),
+		 s3cmci_host_usedma(host) ? "dma" : "pio",
+		 mmc->caps & MMC_CAP_SDIO_IRQ ? "hw" : "sw");
 
 	return 0;
 
@@ -1422,6 +1773,18 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
  clk_free:
 	clk_put(host->clk);
 
+ probe_free_dma:
+	if (s3cmci_host_usedma(host))
+		s3c2410_dma_free(host->dma, &s3cmci_dma_client);
+
+ probe_free_gpio_wp:
+	if (!host->pdata->no_wprotect)
+		gpio_free(host->pdata->gpio_wprotect);
+
+ probe_free_gpio_cd:
+	if (!host->pdata->no_detect)
+		gpio_free(host->pdata->gpio_detect);
+
  probe_free_irq_cd:
 	if (host->irq_cd >= 0)
 		free_irq(host->irq_cd, host);
@@ -1433,10 +1796,15 @@ static int __devinit s3cmci_probe(struct platform_device *pdev, int is2440)
 	iounmap(host->base);
 
  probe_free_mem_region:
-	release_mem_region(host->mem->start, RESSIZE(host->mem));
+	release_mem_region(host->mem->start, resource_size(host->mem));
+
+ probe_free_gpio:
+	for (i = S3C2410_GPE(5); i <= S3C2410_GPE(10); i++)
+		gpio_free(i);
 
  probe_free_host:
 	mmc_free_host(mmc);
+
  probe_out:
 	return ret;
 }
@@ -1449,6 +1817,7 @@ static void s3cmci_shutdown(struct platform_device *pdev)
 	if (host->irq_cd >= 0)
 		free_irq(host->irq_cd, host);
 
+	s3cmci_debugfs_remove(host);
 	s3cmci_cpufreq_deregister(host);
 	mmc_remove_host(mmc);
 	clk_disable(host->clk);
@@ -1458,104 +1827,102 @@ static int __devexit s3cmci_remove(struct platform_device *pdev)
 {
 	struct mmc_host		*mmc  = platform_get_drvdata(pdev);
 	struct s3cmci_host	*host = mmc_priv(mmc);
+	struct s3c24xx_mci_pdata *pd = host->pdata;
+	int i;
 
 	s3cmci_shutdown(pdev);
 
 	clk_put(host->clk);
 
 	tasklet_disable(&host->pio_tasklet);
-	s3c2410_dma_free(S3CMCI_DMA, &s3cmci_dma_client);
+
+	if (s3cmci_host_usedma(host))
+		s3c2410_dma_free(host->dma, &s3cmci_dma_client);
 
 	free_irq(host->irq, host);
 
+	if (!pd->no_wprotect)
+		gpio_free(pd->gpio_wprotect);
+
+	if (!pd->no_detect)
+		gpio_free(pd->gpio_detect);
+
+	for (i = S3C2410_GPE(5); i <= S3C2410_GPE(10); i++)
+		gpio_free(i);
+
+
 	iounmap(host->base);
-	release_mem_region(host->mem->start, RESSIZE(host->mem));
+	release_mem_region(host->mem->start, resource_size(host->mem));
 
 	mmc_free_host(mmc);
 	return 0;
 }
 
-static int __devinit s3cmci_2410_probe(struct platform_device *dev)
-{
-	return s3cmci_probe(dev, 0);
-}
+static struct platform_device_id s3cmci_driver_ids[] = {
+	{
+		.name	= "s3c2410-sdi",
+		.driver_data	= 0,
+	}, {
+		.name	= "s3c2412-sdi",
+		.driver_data	= 1,
+	}, {
+		.name	= "s3c2440-sdi",
+		.driver_data	= 1,
+	},
+	{ }
+};
 
-static int __devinit s3cmci_2412_probe(struct platform_device *dev)
-{
-	return s3cmci_probe(dev, 1);
-}
+MODULE_DEVICE_TABLE(platform, s3cmci_driver_ids);
 
-static int __devinit s3cmci_2440_probe(struct platform_device *dev)
-{
-	return s3cmci_probe(dev, 1);
-}
 
 #ifdef CONFIG_PM
 
-static int s3cmci_suspend(struct platform_device *dev, pm_message_t state)
+static int s3cmci_suspend(struct device *dev)
 {
-	struct mmc_host *mmc = platform_get_drvdata(dev);
+	struct mmc_host *mmc = platform_get_drvdata(to_platform_device(dev));
+	struct pm_message event = { PM_EVENT_SUSPEND };
 
-	return  mmc_suspend_host(mmc, state);
+	return mmc_suspend_host(mmc, event);
 }
 
-static int s3cmci_resume(struct platform_device *dev)
+static int s3cmci_resume(struct device *dev)
 {
-	struct mmc_host *mmc = platform_get_drvdata(dev);
+	struct mmc_host *mmc = platform_get_drvdata(to_platform_device(dev));
 
 	return mmc_resume_host(mmc);
 }
 
-#else /* CONFIG_PM */
-#define s3cmci_suspend NULL
-#define s3cmci_resume NULL
-#endif /* CONFIG_PM */
-
-
-static struct platform_driver s3cmci_2410_driver = {
-	.driver.name	= "s3c2410-sdi",
-	.driver.owner	= THIS_MODULE,
-	.probe		= s3cmci_2410_probe,
-	.remove		= __devexit_p(s3cmci_remove),
-	.shutdown	= s3cmci_shutdown,
+static struct dev_pm_ops s3cmci_pm = {
 	.suspend	= s3cmci_suspend,
 	.resume		= s3cmci_resume,
 };
 
-static struct platform_driver s3cmci_2412_driver = {
-	.driver.name	= "s3c2412-sdi",
-	.driver.owner	= THIS_MODULE,
-	.probe		= s3cmci_2412_probe,
-	.remove		= __devexit_p(s3cmci_remove),
-	.shutdown	= s3cmci_shutdown,
-	.suspend	= s3cmci_suspend,
-	.resume		= s3cmci_resume,
-};
+#define s3cmci_pm_ops &s3cmci_pm
+#else /* CONFIG_PM */
+#define s3cmci_pm_ops NULL
+#endif /* CONFIG_PM */
 
-static struct platform_driver s3cmci_2440_driver = {
-	.driver.name	= "s3c2440-sdi",
-	.driver.owner	= THIS_MODULE,
-	.probe		= s3cmci_2440_probe,
+
+static struct platform_driver s3cmci_driver = {
+	.driver	= {
+		.name	= "s3c-sdi",
+		.owner	= THIS_MODULE,
+		.pm	= s3cmci_pm_ops,
+	},
+	.id_table	= s3cmci_driver_ids,
+	.probe		= s3cmci_probe,
 	.remove		= __devexit_p(s3cmci_remove),
 	.shutdown	= s3cmci_shutdown,
-	.suspend	= s3cmci_suspend,
-	.resume		= s3cmci_resume,
 };
 
-
 static int __init s3cmci_init(void)
 {
-	platform_driver_register(&s3cmci_2410_driver);
-	platform_driver_register(&s3cmci_2412_driver);
-	platform_driver_register(&s3cmci_2440_driver);
-	return 0;
+	return platform_driver_register(&s3cmci_driver);
 }
 
 static void __exit s3cmci_exit(void)
 {
-	platform_driver_unregister(&s3cmci_2410_driver);
-	platform_driver_unregister(&s3cmci_2412_driver);
-	platform_driver_unregister(&s3cmci_2440_driver);
+	platform_driver_unregister(&s3cmci_driver);
 }
 
 module_init(s3cmci_init);
@@ -1564,6 +1931,3 @@ module_exit(s3cmci_exit);
 MODULE_DESCRIPTION("Samsung S3C MMC/SD Card Interface driver");
 MODULE_LICENSE("GPL v2");
 MODULE_AUTHOR("Thomas Kleffel <tk@maintech.de>, Ben Dooks <ben-linux@fluff.org>");
-MODULE_ALIAS("platform:s3c2410-sdi");
-MODULE_ALIAS("platform:s3c2412-sdi");
-MODULE_ALIAS("platform:s3c2440-sdi");
diff --git a/drivers/mmc/host/s3cmci.h b/drivers/mmc/host/s3cmci.h
index ca1ba3d58cfd..c76b53dbeb61 100644
--- a/drivers/mmc/host/s3cmci.h
+++ b/drivers/mmc/host/s3cmci.h
@@ -8,9 +8,6 @@
  * published by the Free Software Foundation.
  */
 
-/* FIXME: DMA Resource management ?! */
-#define S3CMCI_DMA 0
-
 enum s3cmci_waitfor {
 	COMPLETION_NONE,
 	COMPLETION_FINALIZE,
@@ -42,6 +39,11 @@ struct s3cmci_host {
 	int			dodma;
 	int			dmatogo;
 
+	bool			irq_disabled;
+	bool			irq_enabled;
+	bool			irq_state;
+	int			sdio_irqen;
+
 	struct mmc_request	*mrq;
 	int			cmd_is_stop;
 
@@ -68,6 +70,12 @@ struct s3cmci_host {
 	unsigned int		ccnt, dcnt;
 	struct tasklet_struct	pio_tasklet;
 
+#ifdef CONFIG_DEBUG_FS
+	struct dentry		*debug_root;
+	struct dentry		*debug_state;
+	struct dentry		*debug_regs;
+#endif
+
 #ifdef CONFIG_CPU_FREQ
 	struct notifier_block	freq_transition;
 #endif
diff --git a/drivers/mmc/host/sdhci-of.c b/drivers/mmc/host/sdhci-of.c
index 1e8aa590bb39..01ab916c2802 100644
--- a/drivers/mmc/host/sdhci-of.c
+++ b/drivers/mmc/host/sdhci-of.c
@@ -21,6 +21,7 @@
 #include <linux/of.h>
 #include <linux/of_platform.h>
 #include <linux/mmc/host.h>
+#include <asm/machdep.h>
 #include "sdhci.h"
 
 struct sdhci_of_data {
@@ -48,6 +49,8 @@ struct sdhci_of_host {
 #define ESDHC_CLOCK_HCKEN	0x00000002
 #define ESDHC_CLOCK_IPGEN	0x00000001
 
+#define ESDHC_HOST_CONTROL_RES	0x05
+
 static u32 esdhc_readl(struct sdhci_host *host, int reg)
 {
 	return in_be32(host->ioaddr + reg);
@@ -109,13 +112,17 @@ static void esdhc_writeb(struct sdhci_host *host, u8 val, int reg)
 	int base = reg & ~0x3;
 	int shift = (reg & 0x3) * 8;
 
+	/* Prevent SDHCI core from writing reserved bits (e.g. HISPD). */
+	if (reg == SDHCI_HOST_CONTROL)
+		val &= ~ESDHC_HOST_CONTROL_RES;
+
 	clrsetbits_be32(host->ioaddr + base , 0xff << shift, val << shift);
 }
 
 static void esdhc_set_clock(struct sdhci_host *host, unsigned int clock)
 {
-	int div;
 	int pre_div = 2;
+	int div = 1;
 
 	clrbits32(host->ioaddr + ESDHC_SYSTEM_CONTROL, ESDHC_CLOCK_IPGEN |
 		  ESDHC_CLOCK_HCKEN | ESDHC_CLOCK_PEREN | ESDHC_CLOCK_MASK);
@@ -123,19 +130,17 @@ static void esdhc_set_clock(struct sdhci_host *host, unsigned int clock)
 	if (clock == 0)
 		goto out;
 
-	if (host->max_clk / 16 > clock) {
-		for (; pre_div < 256; pre_div *= 2) {
-			if (host->max_clk / pre_div < clock * 16)
-				break;
-		}
-	}
+	while (host->max_clk / pre_div / 16 > clock && pre_div < 256)
+		pre_div *= 2;
 
-	for (div = 1; div <= 16; div++) {
-		if (host->max_clk / (div * pre_div) <= clock)
-			break;
-	}
+	while (host->max_clk / pre_div / div > clock && div < 16)
+		div++;
+
+	dev_dbg(mmc_dev(host->mmc), "desired SD clock: %d, actual: %d\n",
+		clock, host->max_clk / pre_div / div);
 
 	pre_div >>= 1;
+	div--;
 
 	setbits32(host->ioaddr + ESDHC_SYSTEM_CONTROL, ESDHC_CLOCK_IPGEN |
 		  ESDHC_CLOCK_HCKEN | ESDHC_CLOCK_PEREN |
@@ -165,19 +170,12 @@ static unsigned int esdhc_get_min_clock(struct sdhci_host *host)
 	return of_host->clock / 256 / 16;
 }
 
-static unsigned int esdhc_get_timeout_clock(struct sdhci_host *host)
-{
-	struct sdhci_of_host *of_host = sdhci_priv(host);
-
-	return of_host->clock / 1000;
-}
-
 static struct sdhci_of_data sdhci_esdhc = {
 	.quirks = SDHCI_QUIRK_FORCE_BLK_SZ_2048 |
 		  SDHCI_QUIRK_BROKEN_CARD_DETECTION |
-		  SDHCI_QUIRK_INVERTED_WRITE_PROTECT |
 		  SDHCI_QUIRK_NO_BUSY_IRQ |
 		  SDHCI_QUIRK_NONSTANDARD_CLOCK |
+		  SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK |
 		  SDHCI_QUIRK_PIO_NEEDS_DELAY |
 		  SDHCI_QUIRK_RESTORE_IRQS_AFTER_RESET |
 		  SDHCI_QUIRK_NO_CARD_NO_RESET,
@@ -192,7 +190,6 @@ static struct sdhci_of_data sdhci_esdhc = {
 		.enable_dma = esdhc_enable_dma,
 		.get_max_clock = esdhc_get_max_clock,
 		.get_min_clock = esdhc_get_min_clock,
-		.get_timeout_clock = esdhc_get_timeout_clock,
 	},
 };
 
@@ -219,6 +216,15 @@ static int sdhci_of_resume(struct of_device *ofdev)
 
 #endif
 
+static bool __devinit sdhci_of_wp_inverted(struct device_node *np)
+{
+	if (of_get_property(np, "sdhci,wp-inverted", NULL))
+		return true;
+
+	/* Old device trees don't have the wp-inverted property. */
+	return machine_is(mpc837x_rdb) || machine_is(mpc837x_mds);
+}
+
 static int __devinit sdhci_of_probe(struct of_device *ofdev,
 				 const struct of_device_id *match)
 {
@@ -261,6 +267,9 @@ static int __devinit sdhci_of_probe(struct of_device *ofdev,
 	if (of_get_property(np, "sdhci,1-bit-only", NULL))
 		host->quirks |= SDHCI_QUIRK_FORCE_1_BIT_DATA;
 
+	if (sdhci_of_wp_inverted(np))
+		host->quirks |= SDHCI_QUIRK_INVERTED_WRITE_PROTECT;
+
 	clk = of_get_property(np, "clock-frequency", &size);
 	if (clk && size == sizeof(*clk) && *clk)
 		of_host->clock = *clk;
diff --git a/drivers/mmc/host/sdhci-pci.c b/drivers/mmc/host/sdhci-pci.c
index 2f15cc17d887..e0356644d1aa 100644
--- a/drivers/mmc/host/sdhci-pci.c
+++ b/drivers/mmc/host/sdhci-pci.c
@@ -83,7 +83,8 @@ static int ricoh_probe(struct sdhci_pci_chip *chip)
 	if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_IBM)
 		chip->quirks |= SDHCI_QUIRK_CLOCK_BEFORE_RESET;
 
-	if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG)
+	if (chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SAMSUNG ||
+	    chip->pdev->subsystem_vendor == PCI_VENDOR_ID_SONY)
 		chip->quirks |= SDHCI_QUIRK_NO_CARD_NO_RESET;
 
 	return 0;
@@ -395,7 +396,7 @@ static int sdhci_pci_enable_dma(struct sdhci_host *host)
 
 	if (((pdev->class & 0xFFFF00) == (PCI_CLASS_SYSTEM_SDHCI << 8)) &&
 		((pdev->class & 0x0000FF) != PCI_SDHCI_IFDMA) &&
-		(host->flags & SDHCI_USE_DMA)) {
+		(host->flags & SDHCI_USE_SDMA)) {
 		dev_warn(&pdev->dev, "Will use DMA mode even though HW "
 			"doesn't fully claim to support it.\n");
 	}
diff --git a/drivers/mmc/host/sdhci.c b/drivers/mmc/host/sdhci.c
index fc96f8cb9c0b..c279fbc4c2e5 100644
--- a/drivers/mmc/host/sdhci.c
+++ b/drivers/mmc/host/sdhci.c
@@ -591,6 +591,9 @@ static u8 sdhci_calc_timeout(struct sdhci_host *host, struct mmc_data *data)
 	target_timeout = data->timeout_ns / 1000 +
 		data->timeout_clks / host->clock;
 
+	if (host->quirks & SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK)
+		host->timeout_clk = host->clock / 1000;
+
 	/*
 	 * Figure out needed cycles.
 	 * We do this in steps in order to fit inside a 32 bit int.
@@ -652,7 +655,7 @@ static void sdhci_prepare_data(struct sdhci_host *host, struct mmc_data *data)
 	count = sdhci_calc_timeout(host, data);
 	sdhci_writeb(host, count, SDHCI_TIMEOUT_CONTROL);
 
-	if (host->flags & SDHCI_USE_DMA)
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA))
 		host->flags |= SDHCI_REQ_USE_DMA;
 
 	/*
@@ -991,8 +994,8 @@ static void sdhci_set_clock(struct sdhci_host *host, unsigned int clock)
 	clk |= SDHCI_CLOCK_INT_EN;
 	sdhci_writew(host, clk, SDHCI_CLOCK_CONTROL);
 
-	/* Wait max 10 ms */
-	timeout = 10;
+	/* Wait max 20 ms */
+	timeout = 20;
 	while (!((clk = sdhci_readw(host, SDHCI_CLOCK_CONTROL))
 		& SDHCI_CLOCK_INT_STABLE)) {
 		if (timeout == 0) {
@@ -1597,7 +1600,7 @@ int sdhci_resume_host(struct sdhci_host *host)
 {
 	int ret;
 
-	if (host->flags & SDHCI_USE_DMA) {
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) {
 		if (host->ops->enable_dma)
 			host->ops->enable_dma(host);
 	}
@@ -1678,23 +1681,20 @@ int sdhci_add_host(struct sdhci_host *host)
 	caps = sdhci_readl(host, SDHCI_CAPABILITIES);
 
 	if (host->quirks & SDHCI_QUIRK_FORCE_DMA)
-		host->flags |= SDHCI_USE_DMA;
-	else if (!(caps & SDHCI_CAN_DO_DMA))
-		DBG("Controller doesn't have DMA capability\n");
+		host->flags |= SDHCI_USE_SDMA;
+	else if (!(caps & SDHCI_CAN_DO_SDMA))
+		DBG("Controller doesn't have SDMA capability\n");
 	else
-		host->flags |= SDHCI_USE_DMA;
+		host->flags |= SDHCI_USE_SDMA;
 
 	if ((host->quirks & SDHCI_QUIRK_BROKEN_DMA) &&
-		(host->flags & SDHCI_USE_DMA)) {
+		(host->flags & SDHCI_USE_SDMA)) {
 		DBG("Disabling DMA as it is marked broken\n");
-		host->flags &= ~SDHCI_USE_DMA;
+		host->flags &= ~SDHCI_USE_SDMA;
 	}
 
-	if (host->flags & SDHCI_USE_DMA) {
-		if ((host->version >= SDHCI_SPEC_200) &&
-				(caps & SDHCI_CAN_DO_ADMA2))
-			host->flags |= SDHCI_USE_ADMA;
-	}
+	if ((host->version >= SDHCI_SPEC_200) && (caps & SDHCI_CAN_DO_ADMA2))
+		host->flags |= SDHCI_USE_ADMA;
 
 	if ((host->quirks & SDHCI_QUIRK_BROKEN_ADMA) &&
 		(host->flags & SDHCI_USE_ADMA)) {
@@ -1702,13 +1702,14 @@ int sdhci_add_host(struct sdhci_host *host)
 		host->flags &= ~SDHCI_USE_ADMA;
 	}
 
-	if (host->flags & SDHCI_USE_DMA) {
+	if (host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA)) {
 		if (host->ops->enable_dma) {
 			if (host->ops->enable_dma(host)) {
 				printk(KERN_WARNING "%s: No suitable DMA "
 					"available. Falling back to PIO.\n",
 					mmc_hostname(mmc));
-				host->flags &= ~(SDHCI_USE_DMA | SDHCI_USE_ADMA);
+				host->flags &=
+					~(SDHCI_USE_SDMA | SDHCI_USE_ADMA);
 			}
 		}
 	}
@@ -1736,7 +1737,7 @@ int sdhci_add_host(struct sdhci_host *host)
 	 * mask, but PIO does not need the hw shim so we set a new
 	 * mask here in that case.
 	 */
-	if (!(host->flags & SDHCI_USE_DMA)) {
+	if (!(host->flags & (SDHCI_USE_SDMA | SDHCI_USE_ADMA))) {
 		host->dma_mask = DMA_BIT_MASK(64);
 		mmc_dev(host->mmc)->dma_mask = &host->dma_mask;
 	}
@@ -1757,13 +1758,15 @@ int sdhci_add_host(struct sdhci_host *host)
 	host->timeout_clk =
 		(caps & SDHCI_TIMEOUT_CLK_MASK) >> SDHCI_TIMEOUT_CLK_SHIFT;
 	if (host->timeout_clk == 0) {
-		if (!host->ops->get_timeout_clock) {
+		if (host->ops->get_timeout_clock) {
+			host->timeout_clk = host->ops->get_timeout_clock(host);
+		} else if (!(host->quirks &
+				SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK)) {
 			printk(KERN_ERR
 			       "%s: Hardware doesn't specify timeout clock "
 			       "frequency.\n", mmc_hostname(mmc));
 			return -ENODEV;
 		}
-		host->timeout_clk = host->ops->get_timeout_clock(host);
 	}
 	if (caps & SDHCI_TIMEOUT_CLK_UNIT)
 		host->timeout_clk *= 1000;
@@ -1772,7 +1775,8 @@ int sdhci_add_host(struct sdhci_host *host)
 	 * Set host parameters.
 	 */
 	mmc->ops = &sdhci_ops;
-	if (host->ops->get_min_clock)
+	if (host->quirks & SDHCI_QUIRK_NONSTANDARD_CLOCK &&
+			host->ops->set_clock && host->ops->get_min_clock)
 		mmc->f_min = host->ops->get_min_clock(host);
 	else
 		mmc->f_min = host->max_clk / 256;
@@ -1810,7 +1814,7 @@ int sdhci_add_host(struct sdhci_host *host)
 	 */
 	if (host->flags & SDHCI_USE_ADMA)
 		mmc->max_hw_segs = 128;
-	else if (host->flags & SDHCI_USE_DMA)
+	else if (host->flags & SDHCI_USE_SDMA)
 		mmc->max_hw_segs = 1;
 	else /* PIO */
 		mmc->max_hw_segs = 128;
@@ -1893,10 +1897,10 @@ int sdhci_add_host(struct sdhci_host *host)
 
 	mmc_add_host(mmc);
 
-	printk(KERN_INFO "%s: SDHCI controller on %s [%s] using %s%s\n",
+	printk(KERN_INFO "%s: SDHCI controller on %s [%s] using %s\n",
 		mmc_hostname(mmc), host->hw_name, dev_name(mmc_dev(mmc)),
-		(host->flags & SDHCI_USE_ADMA)?"A":"",
-		(host->flags & SDHCI_USE_DMA)?"DMA":"PIO");
+		(host->flags & SDHCI_USE_ADMA) ? "ADMA" :
+		(host->flags & SDHCI_USE_SDMA) ? "DMA" : "PIO");
 
 	sdhci_enable_card_detection(host);
 
diff --git a/drivers/mmc/host/sdhci.h b/drivers/mmc/host/sdhci.h
index c77e9ff30223..ce5f1d73dc04 100644
--- a/drivers/mmc/host/sdhci.h
+++ b/drivers/mmc/host/sdhci.h
@@ -143,7 +143,7 @@
 #define  SDHCI_CAN_DO_ADMA2	0x00080000
 #define  SDHCI_CAN_DO_ADMA1	0x00100000
 #define  SDHCI_CAN_DO_HISPD	0x00200000
-#define  SDHCI_CAN_DO_DMA	0x00400000
+#define  SDHCI_CAN_DO_SDMA	0x00400000
 #define  SDHCI_CAN_VDD_330	0x01000000
 #define  SDHCI_CAN_VDD_300	0x02000000
 #define  SDHCI_CAN_VDD_180	0x04000000
@@ -232,6 +232,8 @@ struct sdhci_host {
 #define SDHCI_QUIRK_FORCE_1_BIT_DATA			(1<<22)
 /* Controller needs 10ms delay between applying power and clock */
 #define SDHCI_QUIRK_DELAY_AFTER_POWER			(1<<23)
+/* Controller uses SDCLK instead of TMCLK for data timeouts */
+#define SDHCI_QUIRK_DATA_TIMEOUT_USES_SDCLK		(1<<24)
 
 	int			irq;		/* Device IRQ */
 	void __iomem *		ioaddr;		/* Mapped address */
@@ -250,7 +252,7 @@ struct sdhci_host {
 	spinlock_t		lock;		/* Mutex */
 
 	int			flags;		/* Host attributes */
-#define SDHCI_USE_DMA		(1<<0)		/* Host is DMA capable */
+#define SDHCI_USE_SDMA		(1<<0)		/* Host is SDMA capable */
 #define SDHCI_USE_ADMA		(1<<1)		/* Host is ADMA capable */
 #define SDHCI_REQ_USE_DMA	(1<<2)		/* Use DMA for this req. */
 #define SDHCI_DEVICE_DEAD	(1<<3)		/* Device unresponsive */
diff --git a/drivers/mtd/Kconfig b/drivers/mtd/Kconfig
index b8e35a0b4d72..ecf90f5c97c2 100644
--- a/drivers/mtd/Kconfig
+++ b/drivers/mtd/Kconfig
@@ -25,6 +25,14 @@ config MTD_DEBUG_VERBOSE
 	help
 	  Determines the verbosity level of the MTD debugging messages.
 
+config MTD_TESTS
+	tristate "MTD tests support"
+	depends on m
+	help
+	  This option includes various MTD tests into compilation. The tests
+	  should normally be compiled as kernel modules. The modules perform
+	  various checks and verifications when loaded.
+
 config MTD_CONCAT
 	tristate "MTD concatenating support"
 	help
@@ -45,14 +53,6 @@ config MTD_PARTITIONS
 	  devices. Partitioning on NFTL 'devices' is a different - that's the
 	  'normal' form of partitioning used on a block device.
 
-config MTD_TESTS
-	tristate "MTD tests support"
-	depends on m
-	help
-	  This option includes various MTD tests into compilation. The tests
-	  should normally be compiled as kernel modules. The modules perform
-	  various checks and verifications when loaded.
-
 config MTD_REDBOOT_PARTS
 	tristate "RedBoot partition table parsing"
 	depends on MTD_PARTITIONS
@@ -159,7 +159,7 @@ config MTD_AFS_PARTS
 
 config MTD_OF_PARTS
 	tristate "Flash partition map based on OF description"
-	depends on PPC_OF && MTD_PARTITIONS
+	depends on (MICROBLAZE || PPC_OF) && MTD_PARTITIONS
 	help
 	  This provides a partition parsing function which derives
 	  the partition map from the children of the flash node,
diff --git a/drivers/mtd/afs.c b/drivers/mtd/afs.c
index d072ca5be689..cec7ab98b2a9 100644
--- a/drivers/mtd/afs.c
+++ b/drivers/mtd/afs.c
@@ -239,7 +239,7 @@ static int parse_afs_partitions(struct mtd_info *mtd,
 		parts[idx].offset	= img_ptr;
 		parts[idx].mask_flags	= 0;
 
-		printk("  mtd%d: at 0x%08x, %5dKB, %8u, %s\n",
+		printk("  mtd%d: at 0x%08x, %5lluKiB, %8u, %s\n",
 			idx, img_ptr, parts[idx].size / 1024,
 			iis.imageNumber, str);
 
diff --git a/drivers/mtd/chips/cfi_cmdset_0002.c b/drivers/mtd/chips/cfi_cmdset_0002.c
index 61ea833e0908..94bb61e19047 100644
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
@@ -282,16 +282,6 @@ static void fixup_s29gl032n_sectors(struct mtd_info *mtd, void *param)
 	}
 }
 
-static void fixup_M29W128G_write_buffer(struct mtd_info *mtd, void *param)
-{
-	struct map_info *map = mtd->priv;
-	struct cfi_private *cfi = map->fldrv_priv;
-	if (cfi->cfiq->BufWriteTimeoutTyp) {
-		pr_warning("Don't use write buffer on ST flash M29W128G\n");
-		cfi->cfiq->BufWriteTimeoutTyp = 0;
-	}
-}
-
 static struct cfi_fixup cfi_fixup_table[] = {
 	{ CFI_MFR_ATMEL, CFI_ID_ANY, fixup_convert_atmel_pri, NULL },
 #ifdef AMD_BOOTLOC_BUG
@@ -308,7 +298,6 @@ static struct cfi_fixup cfi_fixup_table[] = {
 	{ CFI_MFR_AMD, 0x1301, fixup_s29gl064n_sectors, NULL, },
 	{ CFI_MFR_AMD, 0x1a00, fixup_s29gl032n_sectors, NULL, },
 	{ CFI_MFR_AMD, 0x1a01, fixup_s29gl032n_sectors, NULL, },
-	{ CFI_MFR_ST,  0x227E, fixup_M29W128G_write_buffer, NULL, },
 #if !FORCE_WORD_WRITE
 	{ CFI_MFR_ANY, CFI_ID_ANY, fixup_use_write_buffers, NULL, },
 #endif
diff --git a/drivers/mtd/chips/cfi_util.c b/drivers/mtd/chips/cfi_util.c
index 34d40e25d312..c5a84fda5410 100644..100755
--- a/drivers/mtd/chips/cfi_util.c
+++ b/drivers/mtd/chips/cfi_util.c
@@ -81,6 +81,10 @@ void __xipram cfi_qry_mode_off(uint32_t base, struct map_info *map,
 {
 	cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 	cfi_send_gen_cmd(0xFF, 0, base, map, cfi, cfi->device_type, NULL);
+	/* M29W128G flashes require an additional reset command
+	   when exit qry mode */
+	if ((cfi->mfr == CFI_MFR_ST) && (cfi->id == 0x227E || cfi->id == 0x7E))
+		cfi_send_gen_cmd(0xF0, 0, base, map, cfi, cfi->device_type, NULL);
 }
 EXPORT_SYMBOL_GPL(cfi_qry_mode_off);
 
diff --git a/drivers/mtd/chips/jedec_probe.c b/drivers/mtd/chips/jedec_probe.c
index ccc4cfc7e4b5..736a3be265f2 100644
--- a/drivers/mtd/chips/jedec_probe.c
+++ b/drivers/mtd/chips/jedec_probe.c
@@ -111,6 +111,11 @@
 #define I28F320B3B	0x8897
 #define I28F640B3T	0x8898
 #define I28F640B3B	0x8899
+#define I28F640C3B	0x88CD
+#define I28F160F3T	0x88F3
+#define I28F160F3B	0x88F4
+#define I28F160C3T	0x88C2
+#define I28F160C3B	0x88C3
 #define I82802AB	0x00ad
 #define I82802AC	0x00ac
 
@@ -150,6 +155,7 @@
 #define M50LPW080       0x002F
 #define M50FLW080A	0x0080
 #define M50FLW080B	0x0081
+#define PSD4256G6V	0x00e9
 
 /* SST */
 #define SST29EE020	0x0010
@@ -201,6 +207,7 @@ enum uaddr {
 	MTD_UADDR_0x0555_0x02AA,
 	MTD_UADDR_0x0555_0x0AAA,
 	MTD_UADDR_0x5555_0x2AAA,
+	MTD_UADDR_0x0AAA_0x0554,
 	MTD_UADDR_0x0AAA_0x0555,
 	MTD_UADDR_0xAAAA_0x5555,
 	MTD_UADDR_DONT_CARE,		/* Requires an arbitrary address */
@@ -245,6 +252,11 @@ static const struct unlock_addr  unlock_addrs[] = {
 		.addr2 = 0x2aaa
 	},
 
+	[MTD_UADDR_0x0AAA_0x0554] = {
+		.addr1 = 0x0AAA,
+		.addr2 = 0x0554
+	},
+
 	[MTD_UADDR_0x0AAA_0x0555] = {
 		.addr1 = 0x0AAA,
 		.addr2 = 0x0555
@@ -1103,6 +1115,19 @@ static const struct amd_flash_info jedec_table[] = {
 		}
 	}, {
 		.mfr_id		= MANUFACTURER_INTEL,
+		.dev_id		= I28F640C3B,
+		.name		= "Intel 28F640C3B",
+		.devtypes	= CFI_DEVICETYPE_X16,
+		.uaddr		= MTD_UADDR_UNNECESSARY,
+		.dev_size	= SIZE_8MiB,
+		.cmd_set	= P_ID_INTEL_STD,
+		.nr_regions	= 2,
+		.regions	= {
+			ERASEINFO(0x02000, 8),
+			ERASEINFO(0x10000, 127),
+		}
+	}, {
+		.mfr_id		= MANUFACTURER_INTEL,
 		.dev_id		= I82802AB,
 		.name		= "Intel 82802AB",
 		.devtypes	= CFI_DEVICETYPE_X8,
@@ -1156,8 +1181,8 @@ static const struct amd_flash_info jedec_table[] = {
 		.mfr_id		= MANUFACTURER_NEC,
 		.dev_id		= UPD29F064115,
 		.name		= "NEC uPD29F064115",
-		.devtypes	= CFI_DEVICETYPE_X16|CFI_DEVICETYPE_X8,
-		.uaddr		= MTD_UADDR_0x0555_0x02AA,	/* ???? */
+		.devtypes	= CFI_DEVICETYPE_X16,
+		.uaddr		= MTD_UADDR_0xAAAA_0x5555,
 		.dev_size	= SIZE_8MiB,
 		.cmd_set	= P_ID_AMD_STD,
 		.nr_regions	= 3,
@@ -1726,6 +1751,18 @@ static const struct amd_flash_info jedec_table[] = {
 			ERASEINFO(0x1000,16),
 		}
 	}, {
+		.mfr_id		= 0xff00 | MANUFACTURER_ST,
+		.dev_id		= 0xff00 | PSD4256G6V,
+		.name		= "ST PSD4256G6V",
+		.devtypes	= CFI_DEVICETYPE_X16,
+		.uaddr		= MTD_UADDR_0x0AAA_0x0554,
+		.dev_size	= SIZE_1MiB,
+		.cmd_set	= P_ID_AMD_STD,
+		.nr_regions	= 1,
+		.regions	= {
+			ERASEINFO(0x10000,16),
+		}
+	}, {
 		.mfr_id		= MANUFACTURER_TOSHIBA,
 		.dev_id		= TC58FVT160,
 		.name		= "Toshiba TC58FVT160",
diff --git a/drivers/mtd/devices/Kconfig b/drivers/mtd/devices/Kconfig
index 325fab92a62c..c222514bb70d 100644
--- a/drivers/mtd/devices/Kconfig
+++ b/drivers/mtd/devices/Kconfig
@@ -104,6 +104,16 @@ config M25PXX_USE_FAST_READ
 	help
 	  This option enables FAST_READ access supported by ST M25Pxx.
 
+config MTD_SST25L
+	tristate "Support SST25L (non JEDEC) SPI Flash chips"
+	depends on SPI_MASTER
+	help
+	  This enables access to the non JEDEC SST25L SPI flash chips, used
+	  for program and data storage.
+
+	  Set up your spi devices with the right board-specific platform data,
+	  if you want to specify device partitioning.
+
 config MTD_SLRAM
 	tristate "Uncached system RAM"
 	help
diff --git a/drivers/mtd/devices/Makefile b/drivers/mtd/devices/Makefile
index 0993d5cf3923..ab5c9b92ac82 100644
--- a/drivers/mtd/devices/Makefile
+++ b/drivers/mtd/devices/Makefile
@@ -16,3 +16,4 @@ obj-$(CONFIG_MTD_LART)		+= lart.o
 obj-$(CONFIG_MTD_BLOCK2MTD)	+= block2mtd.o
 obj-$(CONFIG_MTD_DATAFLASH)	+= mtd_dataflash.o
 obj-$(CONFIG_MTD_M25P80)	+= m25p80.o
+obj-$(CONFIG_MTD_SST25L)	+= sst25l.o
diff --git a/drivers/mtd/devices/lart.c b/drivers/mtd/devices/lart.c
index 578de1c67bfe..f4359fe7150f 100644
--- a/drivers/mtd/devices/lart.c
+++ b/drivers/mtd/devices/lart.c
@@ -393,7 +393,8 @@ static int flash_erase (struct mtd_info *mtd,struct erase_info *instr)
 	* erase range is aligned with the erase size which is in
 	* effect here.
 	*/
-   if (instr->addr & (mtd->eraseregions[i].erasesize - 1)) return (-EINVAL);
+   if (i < 0 || (instr->addr & (mtd->eraseregions[i].erasesize - 1)))
+      return -EINVAL;
 
    /* Remember the erase region we start on */
    first = i;
@@ -409,7 +410,8 @@ static int flash_erase (struct mtd_info *mtd,struct erase_info *instr)
    i--;
 
    /* is the end aligned on a block boundary? */
-   if ((instr->addr + instr->len) & (mtd->eraseregions[i].erasesize - 1)) return (-EINVAL);
+   if (i < 0 || ((instr->addr + instr->len) & (mtd->eraseregions[i].erasesize - 1)))
+      return -EINVAL;
 
    addr = instr->addr;
    len = instr->len;
diff --git a/drivers/mtd/devices/m25p80.c b/drivers/mtd/devices/m25p80.c
index 10ed195c0c1c..4c19269de91a 100644
--- a/drivers/mtd/devices/m25p80.c
+++ b/drivers/mtd/devices/m25p80.c
@@ -21,6 +21,7 @@
 #include <linux/interrupt.h>
 #include <linux/mutex.h>
 #include <linux/math64.h>
+#include <linux/sched.h>
 
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/partitions.h>
@@ -44,6 +45,11 @@
 #define	OPCODE_SE		0xd8	/* Sector erase (usually 64KiB) */
 #define	OPCODE_RDID		0x9f	/* Read JEDEC ID */
 
+/* Used for SST flashes only. */
+#define	OPCODE_BP		0x02	/* Byte program */
+#define	OPCODE_WRDI		0x04	/* Write disable */
+#define	OPCODE_AAI_WP		0xad	/* Auto address increment word program */
+
 /* Status Register bits. */
 #define	SR_WIP			1	/* Write in progress */
 #define	SR_WEL			2	/* Write enable latch */
@@ -132,6 +138,15 @@ static inline int write_enable(struct m25p *flash)
 	return spi_write_then_read(flash->spi, &code, 1, NULL, 0);
 }
 
+/*
+ * Send write disble instruction to the chip.
+ */
+static inline int write_disable(struct m25p *flash)
+{
+	u8	code = OPCODE_WRDI;
+
+	return spi_write_then_read(flash->spi, &code, 1, NULL, 0);
+}
 
 /*
  * Service routine to read status register until ready, or timeout occurs.
@@ -454,6 +469,111 @@ static int m25p80_write(struct mtd_info *mtd, loff_t to, size_t len,
 	return 0;
 }
 
+static int sst_write(struct mtd_info *mtd, loff_t to, size_t len,
+		size_t *retlen, const u_char *buf)
+{
+	struct m25p *flash = mtd_to_m25p(mtd);
+	struct spi_transfer t[2];
+	struct spi_message m;
+	size_t actual;
+	int cmd_sz, ret;
+
+	if (retlen)
+		*retlen = 0;
+
+	/* sanity checks */
+	if (!len)
+		return 0;
+
+	if (to + len > flash->mtd.size)
+		return -EINVAL;
+
+	spi_message_init(&m);
+	memset(t, 0, (sizeof t));
+
+	t[0].tx_buf = flash->command;
+	t[0].len = CMD_SIZE;
+	spi_message_add_tail(&t[0], &m);
+
+	t[1].tx_buf = buf;
+	spi_message_add_tail(&t[1], &m);
+
+	mutex_lock(&flash->lock);
+
+	/* Wait until finished previous write command. */
+	ret = wait_till_ready(flash);
+	if (ret)
+		goto time_out;
+
+	write_enable(flash);
+
+	actual = to % 2;
+	/* Start write from odd address. */
+	if (actual) {
+		flash->command[0] = OPCODE_BP;
+		flash->command[1] = to >> 16;
+		flash->command[2] = to >> 8;
+		flash->command[3] = to;
+
+		/* write one byte. */
+		t[1].len = 1;
+		spi_sync(flash->spi, &m);
+		ret = wait_till_ready(flash);
+		if (ret)
+			goto time_out;
+		*retlen += m.actual_length - CMD_SIZE;
+	}
+	to += actual;
+
+	flash->command[0] = OPCODE_AAI_WP;
+	flash->command[1] = to >> 16;
+	flash->command[2] = to >> 8;
+	flash->command[3] = to;
+
+	/* Write out most of the data here. */
+	cmd_sz = CMD_SIZE;
+	for (; actual < len - 1; actual += 2) {
+		t[0].len = cmd_sz;
+		/* write two bytes. */
+		t[1].len = 2;
+		t[1].tx_buf = buf + actual;
+
+		spi_sync(flash->spi, &m);
+		ret = wait_till_ready(flash);
+		if (ret)
+			goto time_out;
+		*retlen += m.actual_length - cmd_sz;
+		cmd_sz = 1;
+		to += 2;
+	}
+	write_disable(flash);
+	ret = wait_till_ready(flash);
+	if (ret)
+		goto time_out;
+
+	/* Write out trailing byte if it exists. */
+	if (actual != len) {
+		write_enable(flash);
+		flash->command[0] = OPCODE_BP;
+		flash->command[1] = to >> 16;
+		flash->command[2] = to >> 8;
+		flash->command[3] = to;
+		t[0].len = CMD_SIZE;
+		t[1].len = 1;
+		t[1].tx_buf = buf + actual;
+
+		spi_sync(flash->spi, &m);
+		ret = wait_till_ready(flash);
+		if (ret)
+			goto time_out;
+		*retlen += m.actual_length - CMD_SIZE;
+		write_disable(flash);
+	}
+
+time_out:
+	mutex_unlock(&flash->lock);
+	return ret;
+}
 
 /****************************************************************************/
 
@@ -501,7 +621,10 @@ static struct flash_info __devinitdata m25p_data [] = {
 	{ "at26df321",  0x1f4701, 0, 64 * 1024, 64, SECT_4K, },
 
 	/* Macronix */
+	{ "mx25l3205d", 0xc22016, 0, 64 * 1024, 64, },
+	{ "mx25l6405d", 0xc22017, 0, 64 * 1024, 128, },
 	{ "mx25l12805d", 0xc22018, 0, 64 * 1024, 256, },
+	{ "mx25l12855e", 0xc22618, 0, 64 * 1024, 256, },
 
 	/* Spansion -- single (large) sector size only, at least
 	 * for the chips listed here (without boot sectors).
@@ -511,14 +634,20 @@ static struct flash_info __devinitdata m25p_data [] = {
 	{ "s25sl016a", 0x010214, 0, 64 * 1024, 32, },
 	{ "s25sl032a", 0x010215, 0, 64 * 1024, 64, },
 	{ "s25sl064a", 0x010216, 0, 64 * 1024, 128, },
-        { "s25sl12800", 0x012018, 0x0300, 256 * 1024, 64, },
+	{ "s25sl12800", 0x012018, 0x0300, 256 * 1024, 64, },
 	{ "s25sl12801", 0x012018, 0x0301, 64 * 1024, 256, },
+	{ "s25fl129p0", 0x012018, 0x4d00, 256 * 1024, 64, },
+	{ "s25fl129p1", 0x012018, 0x4d01, 64 * 1024, 256, },
 
 	/* SST -- large erase sizes are "overlays", "sectors" are 4K */
 	{ "sst25vf040b", 0xbf258d, 0, 64 * 1024, 8, SECT_4K, },
 	{ "sst25vf080b", 0xbf258e, 0, 64 * 1024, 16, SECT_4K, },
 	{ "sst25vf016b", 0xbf2541, 0, 64 * 1024, 32, SECT_4K, },
 	{ "sst25vf032b", 0xbf254a, 0, 64 * 1024, 64, SECT_4K, },
+	{ "sst25wf512",  0xbf2501, 0, 64 * 1024, 1, SECT_4K, },
+	{ "sst25wf010",  0xbf2502, 0, 64 * 1024, 2, SECT_4K, },
+	{ "sst25wf020",  0xbf2503, 0, 64 * 1024, 4, SECT_4K, },
+	{ "sst25wf040",  0xbf2504, 0, 64 * 1024, 8, SECT_4K, },
 
 	/* ST Microelectronics -- newer production may have feature updates */
 	{ "m25p05",  0x202010,  0, 32 * 1024, 2, },
@@ -667,7 +796,12 @@ static int __devinit m25p_probe(struct spi_device *spi)
 	flash->mtd.size = info->sector_size * info->n_sectors;
 	flash->mtd.erase = m25p80_erase;
 	flash->mtd.read = m25p80_read;
-	flash->mtd.write = m25p80_write;
+
+	/* sst flash chips use AAI word program */
+	if (info->jedec_id >> 16 == 0xbf)
+		flash->mtd.write = sst_write;
+	else
+		flash->mtd.write = m25p80_write;
 
 	/* prefer "small sector" erase if possible */
 	if (info->flags & SECT_4K) {
@@ -776,13 +910,13 @@ static struct spi_driver m25p80_driver = {
 };
 
 
-static int m25p80_init(void)
+static int __init m25p80_init(void)
 {
 	return spi_register_driver(&m25p80_driver);
 }
 
 
-static void m25p80_exit(void)
+static void __exit m25p80_exit(void)
 {
 	spi_unregister_driver(&m25p80_driver);
 }
diff --git a/drivers/mtd/devices/mtd_dataflash.c b/drivers/mtd/devices/mtd_dataflash.c
index 43976aa4dbb1..93e3627be74c 100644
--- a/drivers/mtd/devices/mtd_dataflash.c
+++ b/drivers/mtd/devices/mtd_dataflash.c
@@ -401,7 +401,7 @@ static int dataflash_write(struct mtd_info *mtd, loff_t to, size_t len,
 		(void) dataflash_waitready(priv->spi);
 
 
-#ifdef CONFIG_MTD_DATAFLASH_VERIFY_WRITE
+#ifdef CONFIG_MTD_DATAFLASH_WRITE_VERIFY
 
 		/* (3) Compare to Buffer1 */
 		addr = pageaddr << priv->page_offset;
@@ -430,7 +430,7 @@ static int dataflash_write(struct mtd_info *mtd, loff_t to, size_t len,
 		} else
 			status = 0;
 
-#endif	/* CONFIG_MTD_DATAFLASH_VERIFY_WRITE */
+#endif	/* CONFIG_MTD_DATAFLASH_WRITE_VERIFY */
 
 		remaining = remaining - writelen;
 		pageaddr++;
@@ -966,3 +966,4 @@ module_exit(dataflash_exit);
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Andrew Victor, David Brownell");
 MODULE_DESCRIPTION("MTD DataFlash driver");
+MODULE_ALIAS("spi:mtd_dataflash");
diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c
index 088fbb7595b5..1696bbecaa7e 100644
--- a/drivers/mtd/devices/phram.c
+++ b/drivers/mtd/devices/phram.c
@@ -14,6 +14,9 @@
  * Example:
  *	phram=swap,64Mi,128Mi phram=test,900Mi,1Mi
  */
+
+#define pr_fmt(fmt) "phram: " fmt
+
 #include <asm/io.h>
 #include <linux/init.h>
 #include <linux/kernel.h>
@@ -23,8 +26,6 @@
 #include <linux/slab.h>
 #include <linux/mtd/mtd.h>
 
-#define ERROR(fmt, args...) printk(KERN_ERR "phram: " fmt , ## args)
-
 struct phram_mtd_list {
 	struct mtd_info mtd;
 	struct list_head list;
@@ -132,7 +133,7 @@ static int register_device(char *name, unsigned long start, unsigned long len)
 	ret = -EIO;
 	new->mtd.priv = ioremap(start, len);
 	if (!new->mtd.priv) {
-		ERROR("ioremap failed\n");
+		pr_err("ioremap failed\n");
 		goto out1;
 	}
 
@@ -152,7 +153,7 @@ static int register_device(char *name, unsigned long start, unsigned long len)
 
 	ret = -EAGAIN;
 	if (add_mtd_device(&new->mtd)) {
-		ERROR("Failed to register new device\n");
+		pr_err("Failed to register new device\n");
 		goto out2;
 	}
 
@@ -227,8 +228,8 @@ static inline void kill_final_newline(char *str)
 
 
 #define parse_err(fmt, args...) do {	\
-	ERROR(fmt , ## args);	\
-	return 0;		\
+	pr_err(fmt , ## args);	\
+	return 1;		\
 } while (0)
 
 static int phram_setup(const char *val, struct kernel_param *kp)
@@ -256,12 +257,8 @@ static int phram_setup(const char *val, struct kernel_param *kp)
 		parse_err("not enough arguments\n");
 
 	ret = parse_name(&name, token[0]);
-	if (ret == -ENOMEM)
-		parse_err("out of memory\n");
-	if (ret == -ENOSPC)
-		parse_err("name too long\n");
 	if (ret)
-		return 0;
+		return ret;
 
 	ret = parse_num32(&start, token[1]);
 	if (ret) {
@@ -275,9 +272,11 @@ static int phram_setup(const char *val, struct kernel_param *kp)
 		parse_err("illegal device length\n");
 	}
 
-	register_device(name, start, len);
+	ret = register_device(name, start, len);
+	if (!ret)
+		pr_info("%s device: %#x at %#x\n", name, len, start);
 
-	return 0;
+	return ret;
 }
 
 module_param_call(phram, phram_setup, NULL, NULL, 000);
diff --git a/drivers/mtd/devices/slram.c b/drivers/mtd/devices/slram.c
index 00248e81ecd5..3aa05cd18ea1 100644
--- a/drivers/mtd/devices/slram.c
+++ b/drivers/mtd/devices/slram.c
@@ -303,7 +303,7 @@ __setup("slram=", mtd_slram_setup);
 
 #endif
 
-static int init_slram(void)
+static int __init init_slram(void)
 {
 	char *devname;
 	int i;
@@ -341,7 +341,7 @@ static int init_slram(void)
 #else
 	int count;
 
-	for (count = 0; (map[count]) && (count < SLRAM_MAX_DEVICES_PARAMS);
+	for (count = 0; count < SLRAM_MAX_DEVICES_PARAMS && map[count];
 			count++) {
 	}
 
diff --git a/drivers/mtd/devices/sst25l.c b/drivers/mtd/devices/sst25l.c
new file mode 100644
index 000000000000..0a11721f146e
--- /dev/null
+++ b/drivers/mtd/devices/sst25l.c
@@ -0,0 +1,513 @@
+/*
+ * sst25l.c
+ *
+ * Driver for SST25L SPI Flash chips
+ *
+ * Copyright © 2009 Bluewater Systems Ltd
+ * Author: Andre Renaud <andre@bluewatersys.com>
+ * Author: Ryan Mallon <ryan@bluewatersys.com>
+ *
+ * Based on m25p80.c
+ *
+ * This code is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/device.h>
+#include <linux/mutex.h>
+#include <linux/interrupt.h>
+#include <linux/sched.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
+
+#include <linux/spi/spi.h>
+#include <linux/spi/flash.h>
+
+/* Erases can take up to 3 seconds! */
+#define MAX_READY_WAIT_JIFFIES	msecs_to_jiffies(3000)
+
+#define SST25L_CMD_WRSR		0x01	/* Write status register */
+#define SST25L_CMD_WRDI		0x04	/* Write disable */
+#define SST25L_CMD_RDSR		0x05	/* Read status register */
+#define SST25L_CMD_WREN		0x06	/* Write enable */
+#define SST25L_CMD_READ		0x03	/* High speed read */
+
+#define SST25L_CMD_EWSR		0x50	/* Enable write status register */
+#define SST25L_CMD_SECTOR_ERASE	0x20	/* Erase sector */
+#define SST25L_CMD_READ_ID	0x90	/* Read device ID */
+#define SST25L_CMD_AAI_PROGRAM	0xaf	/* Auto address increment */
+
+#define SST25L_STATUS_BUSY	(1 << 0)	/* Chip is busy */
+#define SST25L_STATUS_WREN	(1 << 1)	/* Write enabled */
+#define SST25L_STATUS_BP0	(1 << 2)	/* Block protection 0 */
+#define SST25L_STATUS_BP1	(1 << 3)	/* Block protection 1 */
+
+struct sst25l_flash {
+	struct spi_device	*spi;
+	struct mutex		lock;
+	struct mtd_info		mtd;
+
+	int 			partitioned;
+};
+
+struct flash_info {
+	const char		*name;
+	uint16_t		device_id;
+	unsigned		page_size;
+	unsigned		nr_pages;
+	unsigned		erase_size;
+};
+
+#define to_sst25l_flash(x) container_of(x, struct sst25l_flash, mtd)
+
+static struct flash_info __initdata sst25l_flash_info[] = {
+	{"sst25lf020a", 0xbf43, 256, 1024, 4096},
+	{"sst25lf040a",	0xbf44,	256, 2048, 4096},
+};
+
+static int sst25l_status(struct sst25l_flash *flash, int *status)
+{
+	unsigned char command, response;
+	int err;
+
+	command = SST25L_CMD_RDSR;
+	err = spi_write_then_read(flash->spi, &command, 1, &response, 1);
+	if (err < 0)
+		return err;
+
+	*status = response;
+	return 0;
+}
+
+static int sst25l_write_enable(struct sst25l_flash *flash, int enable)
+{
+	unsigned char command[2];
+	int status, err;
+
+	command[0] = enable ? SST25L_CMD_WREN : SST25L_CMD_WRDI;
+	err = spi_write(flash->spi, command, 1);
+	if (err)
+		return err;
+
+	command[0] = SST25L_CMD_EWSR;
+	err = spi_write(flash->spi, command, 1);
+	if (err)
+		return err;
+
+	command[0] = SST25L_CMD_WRSR;
+	command[1] = enable ? 0 : SST25L_STATUS_BP0 | SST25L_STATUS_BP1;
+	err = spi_write(flash->spi, command, 2);
+	if (err)
+		return err;
+
+	if (enable) {
+		err = sst25l_status(flash, &status);
+		if (err)
+			return err;
+		if (!(status & SST25L_STATUS_WREN))
+			return -EROFS;
+	}
+
+	return 0;
+}
+
+static int sst25l_wait_till_ready(struct sst25l_flash *flash)
+{
+	unsigned long deadline;
+	int status, err;
+
+	deadline = jiffies + MAX_READY_WAIT_JIFFIES;
+	do {
+		err = sst25l_status(flash, &status);
+		if (err)
+			return err;
+		if (!(status & SST25L_STATUS_BUSY))
+			return 0;
+
+		cond_resched();
+	} while (!time_after_eq(jiffies, deadline));
+
+	return -ETIMEDOUT;
+}
+
+static int sst25l_erase_sector(struct sst25l_flash *flash, uint32_t offset)
+{
+	unsigned char command[4];
+	int err;
+
+	err = sst25l_write_enable(flash, 1);
+	if (err)
+		return err;
+
+	command[0] = SST25L_CMD_SECTOR_ERASE;
+	command[1] = offset >> 16;
+	command[2] = offset >> 8;
+	command[3] = offset;
+	err = spi_write(flash->spi, command, 4);
+	if (err)
+		return err;
+
+	err = sst25l_wait_till_ready(flash);
+	if (err)
+		return err;
+
+	return sst25l_write_enable(flash, 0);
+}
+
+static int sst25l_erase(struct mtd_info *mtd, struct erase_info *instr)
+{
+	struct sst25l_flash *flash = to_sst25l_flash(mtd);
+	uint32_t addr, end;
+	int err;
+
+	/* Sanity checks */
+	if (instr->addr + instr->len > flash->mtd.size)
+		return -EINVAL;
+
+	if ((uint32_t)instr->len % mtd->erasesize)
+		return -EINVAL;
+
+	if ((uint32_t)instr->addr % mtd->erasesize)
+		return -EINVAL;
+
+	addr = instr->addr;
+	end = addr + instr->len;
+
+	mutex_lock(&flash->lock);
+
+	err = sst25l_wait_till_ready(flash);
+	if (err) {
+		mutex_unlock(&flash->lock);
+		return err;
+	}
+
+	while (addr < end) {
+		err = sst25l_erase_sector(flash, addr);
+		if (err) {
+			mutex_unlock(&flash->lock);
+			instr->state = MTD_ERASE_FAILED;
+			dev_err(&flash->spi->dev, "Erase failed\n");
+			return err;
+		}
+
+		addr += mtd->erasesize;
+	}
+
+	mutex_unlock(&flash->lock);
+
+	instr->state = MTD_ERASE_DONE;
+	mtd_erase_callback(instr);
+	return 0;
+}
+
+static int sst25l_read(struct mtd_info *mtd, loff_t from, size_t len,
+		       size_t *retlen, unsigned char *buf)
+{
+	struct sst25l_flash *flash = to_sst25l_flash(mtd);
+	struct spi_transfer transfer[2];
+	struct spi_message message;
+	unsigned char command[4];
+	int ret;
+
+	/* Sanity checking */
+	if (len == 0)
+		return 0;
+
+	if (from + len > flash->mtd.size)
+		return -EINVAL;
+
+	if (retlen)
+		*retlen = 0;
+
+	spi_message_init(&message);
+	memset(&transfer, 0, sizeof(transfer));
+
+	command[0] = SST25L_CMD_READ;
+	command[1] = from >> 16;
+	command[2] = from >> 8;
+	command[3] = from;
+
+	transfer[0].tx_buf = command;
+	transfer[0].len = sizeof(command);
+	spi_message_add_tail(&transfer[0], &message);
+
+	transfer[1].rx_buf = buf;
+	transfer[1].len = len;
+	spi_message_add_tail(&transfer[1], &message);
+
+	mutex_lock(&flash->lock);
+
+	/* Wait for previous write/erase to complete */
+	ret = sst25l_wait_till_ready(flash);
+	if (ret) {
+		mutex_unlock(&flash->lock);
+		return ret;
+	}
+
+	spi_sync(flash->spi, &message);
+
+	if (retlen && message.actual_length > sizeof(command))
+		*retlen += message.actual_length - sizeof(command);
+
+	mutex_unlock(&flash->lock);
+	return 0;
+}
+
+static int sst25l_write(struct mtd_info *mtd, loff_t to, size_t len,
+			size_t *retlen, const unsigned char *buf)
+{
+	struct sst25l_flash *flash = to_sst25l_flash(mtd);
+	int i, j, ret, bytes, copied = 0;
+	unsigned char command[5];
+
+	/* Sanity checks */
+	if (!len)
+		return 0;
+
+	if (to + len > flash->mtd.size)
+		return -EINVAL;
+
+	if ((uint32_t)to % mtd->writesize)
+		return -EINVAL;
+
+	mutex_lock(&flash->lock);
+
+	ret = sst25l_write_enable(flash, 1);
+	if (ret)
+		goto out;
+
+	for (i = 0; i < len; i += mtd->writesize) {
+		ret = sst25l_wait_till_ready(flash);
+		if (ret)
+			goto out;
+
+		/* Write the first byte of the page */
+		command[0] = SST25L_CMD_AAI_PROGRAM;
+		command[1] = (to + i) >> 16;
+		command[2] = (to + i) >> 8;
+		command[3] = (to + i);
+		command[4] = buf[i];
+		ret = spi_write(flash->spi, command, 5);
+		if (ret < 0)
+			goto out;
+		copied++;
+
+		/*
+		 * Write the remaining bytes using auto address
+		 * increment mode
+		 */
+		bytes = min_t(uint32_t, mtd->writesize, len - i);
+		for (j = 1; j < bytes; j++, copied++) {
+			ret = sst25l_wait_till_ready(flash);
+			if (ret)
+				goto out;
+
+			command[1] = buf[i + j];
+			ret = spi_write(flash->spi, command, 2);
+			if (ret)
+				goto out;
+		}
+	}
+
+out:
+	ret = sst25l_write_enable(flash, 0);
+
+	if (retlen)
+		*retlen = copied;
+
+	mutex_unlock(&flash->lock);
+	return ret;
+}
+
+static struct flash_info *__init sst25l_match_device(struct spi_device *spi)
+{
+	struct flash_info *flash_info = NULL;
+	unsigned char command[4], response;
+	int i, err;
+	uint16_t id;
+
+	command[0] = SST25L_CMD_READ_ID;
+	command[1] = 0;
+	command[2] = 0;
+	command[3] = 0;
+	err = spi_write_then_read(spi, command, sizeof(command), &response, 1);
+	if (err < 0) {
+		dev_err(&spi->dev, "error reading device id msb\n");
+		return NULL;
+	}
+
+	id = response << 8;
+
+	command[0] = SST25L_CMD_READ_ID;
+	command[1] = 0;
+	command[2] = 0;
+	command[3] = 1;
+	err = spi_write_then_read(spi, command, sizeof(command), &response, 1);
+	if (err < 0) {
+		dev_err(&spi->dev, "error reading device id lsb\n");
+		return NULL;
+	}
+
+	id |= response;
+
+	for (i = 0; i < ARRAY_SIZE(sst25l_flash_info); i++)
+		if (sst25l_flash_info[i].device_id == id)
+			flash_info = &sst25l_flash_info[i];
+
+	if (!flash_info)
+		dev_err(&spi->dev, "unknown id %.4x\n", id);
+
+	return flash_info;
+}
+
+static int __init sst25l_probe(struct spi_device *spi)
+{
+	struct flash_info *flash_info;
+	struct sst25l_flash *flash;
+	struct flash_platform_data *data;
+	int ret, i;
+
+	flash_info = sst25l_match_device(spi);
+	if (!flash_info)
+		return -ENODEV;
+
+	flash = kzalloc(sizeof(struct sst25l_flash), GFP_KERNEL);
+	if (!flash)
+		return -ENOMEM;
+
+	flash->spi = spi;
+	mutex_init(&flash->lock);
+	dev_set_drvdata(&spi->dev, flash);
+
+	data = spi->dev.platform_data;
+	if (data && data->name)
+		flash->mtd.name = data->name;
+	else
+		flash->mtd.name = dev_name(&spi->dev);
+
+	flash->mtd.type		= MTD_NORFLASH;
+	flash->mtd.flags	= MTD_CAP_NORFLASH;
+	flash->mtd.erasesize	= flash_info->erase_size;
+	flash->mtd.writesize	= flash_info->page_size;
+	flash->mtd.size		= flash_info->page_size * flash_info->nr_pages;
+	flash->mtd.erase	= sst25l_erase;
+	flash->mtd.read		= sst25l_read;
+	flash->mtd.write 	= sst25l_write;
+
+	dev_info(&spi->dev, "%s (%lld KiB)\n", flash_info->name,
+		 (long long)flash->mtd.size >> 10);
+
+	DEBUG(MTD_DEBUG_LEVEL2,
+	      "mtd .name = %s, .size = 0x%llx (%lldMiB) "
+	      ".erasesize = 0x%.8x (%uKiB) .numeraseregions = %d\n",
+	      flash->mtd.name,
+	      (long long)flash->mtd.size, (long long)(flash->mtd.size >> 20),
+	      flash->mtd.erasesize, flash->mtd.erasesize / 1024,
+	      flash->mtd.numeraseregions);
+
+	if (flash->mtd.numeraseregions)
+		for (i = 0; i < flash->mtd.numeraseregions; i++)
+			DEBUG(MTD_DEBUG_LEVEL2,
+			      "mtd.eraseregions[%d] = { .offset = 0x%llx, "
+			      ".erasesize = 0x%.8x (%uKiB), "
+			      ".numblocks = %d }\n",
+			      i, (long long)flash->mtd.eraseregions[i].offset,
+			      flash->mtd.eraseregions[i].erasesize,
+			      flash->mtd.eraseregions[i].erasesize / 1024,
+			      flash->mtd.eraseregions[i].numblocks);
+
+	if (mtd_has_partitions()) {
+		struct mtd_partition *parts = NULL;
+		int nr_parts = 0;
+
+		if (mtd_has_cmdlinepart()) {
+			static const char *part_probes[] =
+				{"cmdlinepart", NULL};
+
+			nr_parts = parse_mtd_partitions(&flash->mtd,
+							part_probes,
+							&parts, 0);
+		}
+
+		if (nr_parts <= 0 && data && data->parts) {
+			parts = data->parts;
+			nr_parts = data->nr_parts;
+		}
+
+		if (nr_parts > 0) {
+			for (i = 0; i < nr_parts; i++) {
+				DEBUG(MTD_DEBUG_LEVEL2, "partitions[%d] = "
+				      "{.name = %s, .offset = 0x%llx, "
+				      ".size = 0x%llx (%lldKiB) }\n",
+				      i, parts[i].name,
+				      (long long)parts[i].offset,
+				      (long long)parts[i].size,
+				      (long long)(parts[i].size >> 10));
+			}
+
+			flash->partitioned = 1;
+			return add_mtd_partitions(&flash->mtd,
+						  parts, nr_parts);
+		}
+
+	} else if (data->nr_parts) {
+		dev_warn(&spi->dev, "ignoring %d default partitions on %s\n",
+			 data->nr_parts, data->name);
+	}
+
+	ret = add_mtd_device(&flash->mtd);
+	if (ret == 1) {
+		kfree(flash);
+		dev_set_drvdata(&spi->dev, NULL);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int __exit sst25l_remove(struct spi_device *spi)
+{
+	struct sst25l_flash *flash = dev_get_drvdata(&spi->dev);
+	int ret;
+
+	if (mtd_has_partitions() && flash->partitioned)
+		ret = del_mtd_partitions(&flash->mtd);
+	else
+		ret = del_mtd_device(&flash->mtd);
+	if (ret == 0)
+		kfree(flash);
+	return ret;
+}
+
+static struct spi_driver sst25l_driver = {
+	.driver = {
+		.name	= "sst25l",
+		.bus	= &spi_bus_type,
+		.owner	= THIS_MODULE,
+	},
+	.probe		= sst25l_probe,
+	.remove		= __exit_p(sst25l_remove),
+};
+
+static int __init sst25l_init(void)
+{
+	return spi_register_driver(&sst25l_driver);
+}
+
+static void __exit sst25l_exit(void)
+{
+	spi_unregister_driver(&sst25l_driver);
+}
+
+module_init(sst25l_init);
+module_exit(sst25l_exit);
+
+MODULE_DESCRIPTION("MTD SPI driver for SST25L Flash chips");
+MODULE_AUTHOR("Andre Renaud <andre@bluewatersys.com>, "
+	      "Ryan Mallon <ryan@bluewatersys.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mtd/ftl.c b/drivers/mtd/ftl.c
index a790c062af1f..e56d6b42f020 100644
--- a/drivers/mtd/ftl.c
+++ b/drivers/mtd/ftl.c
@@ -1099,7 +1099,7 @@ static struct mtd_blktrans_ops ftl_tr = {
 	.owner		= THIS_MODULE,
 };
 
-static int init_ftl(void)
+static int __init init_ftl(void)
 {
 	return register_mtd_blktrans(&ftl_tr);
 }
diff --git a/drivers/mtd/inftlcore.c b/drivers/mtd/inftlcore.c
index d8cf29c01cc4..8aca5523a337 100644..100755
--- a/drivers/mtd/inftlcore.c
+++ b/drivers/mtd/inftlcore.c
@@ -550,7 +550,7 @@ hitused:
 			 * waiting to be picked up. We're going to have to fold
 			 * a chain to make room.
 			 */
-			thisEUN = INFTL_makefreeblock(inftl, BLOCK_NIL);
+			thisEUN = INFTL_makefreeblock(inftl, block);
 
 			/*
 			 * Hopefully we free something, lets try again.
diff --git a/drivers/mtd/maps/Kconfig b/drivers/mtd/maps/Kconfig
index 7a58bd5522fd..14be0755d7cd 100644
--- a/drivers/mtd/maps/Kconfig
+++ b/drivers/mtd/maps/Kconfig
@@ -74,7 +74,7 @@ config MTD_PHYSMAP_BANKWIDTH
 
 config MTD_PHYSMAP_OF
 	tristate "Flash device in physical memory map based on OF description"
-	depends on PPC_OF && (MTD_CFI || MTD_JEDECPROBE || MTD_ROM)
+	depends on (MICROBLAZE || PPC_OF) && (MTD_CFI || MTD_JEDECPROBE || MTD_ROM)
 	help
 	  This provides a 'mapping' driver which allows the NOR Flash and
 	  ROM driver code to communicate with chips which are mapped
@@ -484,9 +484,20 @@ config MTD_BFIN_ASYNC
 
 	  If compiled as a module, it will be called bfin-async-flash.
 
+config MTD_GPIO_ADDR
+	tristate "GPIO-assisted Flash Chip Support"
+	depends on GENERIC_GPIO || GPIOLIB
+	depends on MTD_COMPLEX_MAPPINGS
+	select MTD_PARTITIONS
+	help
+	  Map driver which allows flashes to be partially physically addressed
+	  and assisted by GPIOs.
+
+	  If compiled as a module, it will be called gpio-addr-flash.
+
 config MTD_UCLINUX
 	bool "Generic uClinux RAM/ROM filesystem support"
-	depends on MTD_PARTITIONS && MTD_RAM && !MMU
+	depends on MTD_PARTITIONS && MTD_RAM=y && !MMU
 	help
 	  Map driver to support image based filesystems for uClinux.
 
diff --git a/drivers/mtd/maps/Makefile b/drivers/mtd/maps/Makefile
index 5beb0662d724..ae2f6dbe43c3 100644
--- a/drivers/mtd/maps/Makefile
+++ b/drivers/mtd/maps/Makefile
@@ -60,3 +60,4 @@ obj-$(CONFIG_MTD_INTEL_VR_NOR)	+= intel_vr_nor.o
 obj-$(CONFIG_MTD_BFIN_ASYNC)	+= bfin-async-flash.o
 obj-$(CONFIG_MTD_RBTX4939)	+= rbtx4939-flash.o
 obj-$(CONFIG_MTD_VMU)		+= vmu-flash.o
+obj-$(CONFIG_MTD_GPIO_ADDR)	+= gpio-addr-flash.o
diff --git a/drivers/mtd/maps/gpio-addr-flash.c b/drivers/mtd/maps/gpio-addr-flash.c
new file mode 100644
index 000000000000..1ad5caf9fe69
--- /dev/null
+++ b/drivers/mtd/maps/gpio-addr-flash.c
@@ -0,0 +1,310 @@
+/*
+ * drivers/mtd/maps/gpio-addr-flash.c
+ *
+ * Handle the case where a flash device is mostly addressed using physical
+ * line and supplemented by GPIOs.  This way you can hook up say a 8MiB flash
+ * to a 2MiB memory range and use the GPIOs to select a particular range.
+ *
+ * Copyright © 2000 Nicolas Pitre <nico@cam.org>
+ * Copyright © 2005-2009 Analog Devices Inc.
+ *
+ * Enter bugs at http://blackfin.uclinux.org/
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/gpio.h>
+#include <linux/init.h>
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/map.h>
+#include <linux/mtd/partitions.h>
+#include <linux/mtd/physmap.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+
+#define pr_devinit(fmt, args...) ({ static const __devinitconst char __fmt[] = fmt; printk(__fmt, ## args); })
+
+#define DRIVER_NAME "gpio-addr-flash"
+#define PFX DRIVER_NAME ": "
+
+/**
+ * struct async_state - keep GPIO flash state
+ *	@mtd:         MTD state for this mapping
+ *	@map:         MTD map state for this flash
+ *	@gpio_count:  number of GPIOs used to address
+ *	@gpio_addrs:  array of GPIOs to twiddle
+ *	@gpio_values: cached GPIO values
+ *	@win_size:    dedicated memory size (if no GPIOs)
+ */
+struct async_state {
+	struct mtd_info *mtd;
+	struct map_info map;
+	size_t gpio_count;
+	unsigned *gpio_addrs;
+	int *gpio_values;
+	unsigned long win_size;
+};
+#define gf_map_info_to_state(mi) ((struct async_state *)(mi)->map_priv_1)
+
+/**
+ * gf_set_gpios() - set GPIO address lines to access specified flash offset
+ *	@state: GPIO flash state
+ *	@ofs:   desired offset to access
+ *
+ * Rather than call the GPIO framework every time, cache the last-programmed
+ * value.  This speeds up sequential accesses (which are by far the most common
+ * type).  We rely on the GPIO framework to treat non-zero value as high so
+ * that we don't have to normalize the bits.
+ */
+static void gf_set_gpios(struct async_state *state, unsigned long ofs)
+{
+	size_t i = 0;
+	int value;
+	ofs /= state->win_size;
+	do {
+		value = ofs & (1 << i);
+		if (state->gpio_values[i] != value) {
+			gpio_set_value(state->gpio_addrs[i], value);
+			state->gpio_values[i] = value;
+		}
+	} while (++i < state->gpio_count);
+}
+
+/**
+ * gf_read() - read a word at the specified offset
+ *	@map: MTD map state
+ *	@ofs: desired offset to read
+ */
+static map_word gf_read(struct map_info *map, unsigned long ofs)
+{
+	struct async_state *state = gf_map_info_to_state(map);
+	uint16_t word;
+	map_word test;
+
+	gf_set_gpios(state, ofs);
+
+	word = readw(map->virt + (ofs % state->win_size));
+	test.x[0] = word;
+	return test;
+}
+
+/**
+ * gf_copy_from() - copy a chunk of data from the flash
+ *	@map:  MTD map state
+ *	@to:   memory to copy to
+ *	@from: flash offset to copy from
+ *	@len:  how much to copy
+ *
+ * We rely on the MTD layer to chunk up copies such that a single request here
+ * will not cross a window size.  This allows us to only wiggle the GPIOs once
+ * before falling back to a normal memcpy.  Reading the higher layer code shows
+ * that this is indeed the case, but add a BUG_ON() to future proof.
+ */
+static void gf_copy_from(struct map_info *map, void *to, unsigned long from, ssize_t len)
+{
+	struct async_state *state = gf_map_info_to_state(map);
+
+	gf_set_gpios(state, from);
+
+	/* BUG if operation crosses the win_size */
+	BUG_ON(!((from + len) % state->win_size <= (from + len)));
+
+	/* operation does not cross the win_size, so one shot it */
+	memcpy_fromio(to, map->virt + (from % state->win_size), len);
+}
+
+/**
+ * gf_write() - write a word at the specified offset
+ *	@map: MTD map state
+ *	@ofs: desired offset to write
+ */
+static void gf_write(struct map_info *map, map_word d1, unsigned long ofs)
+{
+	struct async_state *state = gf_map_info_to_state(map);
+	uint16_t d;
+
+	gf_set_gpios(state, ofs);
+
+	d = d1.x[0];
+	writew(d, map->virt + (ofs % state->win_size));
+}
+
+/**
+ * gf_copy_to() - copy a chunk of data to the flash
+ *	@map:  MTD map state
+ *	@to:   flash offset to copy to
+ *	@from: memory to copy from
+ *	@len:  how much to copy
+ *
+ * See gf_copy_from() caveat.
+ */
+static void gf_copy_to(struct map_info *map, unsigned long to, const void *from, ssize_t len)
+{
+	struct async_state *state = gf_map_info_to_state(map);
+
+	gf_set_gpios(state, to);
+
+	/* BUG if operation crosses the win_size */
+	BUG_ON(!((to + len) % state->win_size <= (to + len)));
+
+	/* operation does not cross the win_size, so one shot it */
+	memcpy_toio(map->virt + (to % state->win_size), from, len);
+}
+
+#ifdef CONFIG_MTD_PARTITIONS
+static const char *part_probe_types[] = { "cmdlinepart", "RedBoot", NULL };
+#endif
+
+/**
+ * gpio_flash_probe() - setup a mapping for a GPIO assisted flash
+ *	@pdev: platform device
+ *
+ * The platform resource layout expected looks something like:
+ * struct mtd_partition partitions[] = { ... };
+ * struct physmap_flash_data flash_data = { ... };
+ * unsigned flash_gpios[] = { GPIO_XX, GPIO_XX, ... };
+ * struct resource flash_resource[] = {
+ *	{
+ *		.name  = "cfi_probe",
+ *		.start = 0x20000000,
+ *		.end   = 0x201fffff,
+ *		.flags = IORESOURCE_MEM,
+ *	}, {
+ *		.start = (unsigned long)flash_gpios,
+ *		.end   = ARRAY_SIZE(flash_gpios),
+ *		.flags = IORESOURCE_IRQ,
+ *	}
+ * };
+ * struct platform_device flash_device = {
+ *	.name          = "gpio-addr-flash",
+ *	.dev           = { .platform_data = &flash_data, },
+ *	.num_resources = ARRAY_SIZE(flash_resource),
+ *	.resource      = flash_resource,
+ *	...
+ * };
+ */
+static int __devinit gpio_flash_probe(struct platform_device *pdev)
+{
+	int ret;
+	size_t i, arr_size;
+	struct physmap_flash_data *pdata;
+	struct resource *memory;
+	struct resource *gpios;
+	struct async_state *state;
+
+	pdata = pdev->dev.platform_data;
+	memory = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	gpios = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+
+	if (!memory || !gpios || !gpios->end)
+		return -EINVAL;
+
+	arr_size = sizeof(int) * gpios->end;
+	state = kzalloc(sizeof(*state) + arr_size, GFP_KERNEL);
+	if (!state)
+		return -ENOMEM;
+
+	state->gpio_count     = gpios->end;
+	state->gpio_addrs     = (void *)gpios->start;
+	state->gpio_values    = (void *)(state + 1);
+	state->win_size       = memory->end - memory->start + 1;
+	memset(state->gpio_values, 0xff, arr_size);
+
+	state->map.name       = DRIVER_NAME;
+	state->map.read       = gf_read;
+	state->map.copy_from  = gf_copy_from;
+	state->map.write      = gf_write;
+	state->map.copy_to    = gf_copy_to;
+	state->map.bankwidth  = pdata->width;
+	state->map.size       = state->win_size * (1 << state->gpio_count);
+	state->map.virt       = (void __iomem *)memory->start;
+	state->map.phys       = NO_XIP;
+	state->map.map_priv_1 = (unsigned long)state;
+
+	platform_set_drvdata(pdev, state);
+
+	i = 0;
+	do {
+		if (gpio_request(state->gpio_addrs[i], DRIVER_NAME)) {
+			pr_devinit(KERN_ERR PFX "failed to request gpio %d\n",
+				state->gpio_addrs[i]);
+			while (i--)
+				gpio_free(state->gpio_addrs[i]);
+			kfree(state);
+			return -EBUSY;
+		}
+		gpio_direction_output(state->gpio_addrs[i], 0);
+	} while (++i < state->gpio_count);
+
+	pr_devinit(KERN_NOTICE PFX "probing %d-bit flash bus\n",
+		state->map.bankwidth * 8);
+	state->mtd = do_map_probe(memory->name, &state->map);
+	if (!state->mtd) {
+		for (i = 0; i < state->gpio_count; ++i)
+			gpio_free(state->gpio_addrs[i]);
+		kfree(state);
+		return -ENXIO;
+	}
+
+#ifdef CONFIG_MTD_PARTITIONS
+	ret = parse_mtd_partitions(state->mtd, part_probe_types, &pdata->parts, 0);
+	if (ret > 0) {
+		pr_devinit(KERN_NOTICE PFX "Using commandline partition definition\n");
+		add_mtd_partitions(state->mtd, pdata->parts, ret);
+		kfree(pdata->parts);
+
+	} else if (pdata->nr_parts) {
+		pr_devinit(KERN_NOTICE PFX "Using board partition definition\n");
+		add_mtd_partitions(state->mtd, pdata->parts, pdata->nr_parts);
+
+	} else
+#endif
+	{
+		pr_devinit(KERN_NOTICE PFX "no partition info available, registering whole flash at once\n");
+		add_mtd_device(state->mtd);
+	}
+
+	return 0;
+}
+
+static int __devexit gpio_flash_remove(struct platform_device *pdev)
+{
+	struct async_state *state = platform_get_drvdata(pdev);
+	size_t i = 0;
+	do {
+		gpio_free(state->gpio_addrs[i]);
+	} while (++i < state->gpio_count);
+#ifdef CONFIG_MTD_PARTITIONS
+	del_mtd_partitions(state->mtd);
+#endif
+	map_destroy(state->mtd);
+	kfree(state);
+	return 0;
+}
+
+static struct platform_driver gpio_flash_driver = {
+	.probe		= gpio_flash_probe,
+	.remove		= __devexit_p(gpio_flash_remove),
+	.driver		= {
+		.name	= DRIVER_NAME,
+	},
+};
+
+static int __init gpio_flash_init(void)
+{
+	return platform_driver_register(&gpio_flash_driver);
+}
+module_init(gpio_flash_init);
+
+static void __exit gpio_flash_exit(void)
+{
+	platform_driver_unregister(&gpio_flash_driver);
+}
+module_exit(gpio_flash_exit);
+
+MODULE_AUTHOR("Mike Frysinger <vapier@gentoo.org>");
+MODULE_DESCRIPTION("MTD map driver for flashes addressed physically and with gpios");
+MODULE_LICENSE("GPL");
diff --git a/drivers/mtd/maps/ixp2000.c b/drivers/mtd/maps/ixp2000.c
index d4fb9a3ab4df..1bdf0ee6d0b6 100644
--- a/drivers/mtd/maps/ixp2000.c
+++ b/drivers/mtd/maps/ixp2000.c
@@ -184,7 +184,7 @@ static int ixp2000_flash_probe(struct platform_device *dev)
 	info->map.bankwidth = 1;
 
 	/*
- 	 * map_priv_2 is used to store a ptr to to the bank_setup routine
+ 	 * map_priv_2 is used to store a ptr to the bank_setup routine
  	 */
 	info->map.map_priv_2 = (unsigned long) ixp_data->bank_setup;
 
diff --git a/drivers/mtd/maps/physmap_of.c b/drivers/mtd/maps/physmap_of.c
index 39d357b2eb47..61e4eb48bb2d 100644
--- a/drivers/mtd/maps/physmap_of.c
+++ b/drivers/mtd/maps/physmap_of.c
@@ -190,6 +190,7 @@ static int __devinit of_flash_probe(struct of_device *dev,
 	const u32 *p;
 	int reg_tuple_size;
 	struct mtd_info **mtd_list = NULL;
+	resource_size_t res_size;
 
 	reg_tuple_size = (of_n_addr_cells(dp) + of_n_size_cells(dp)) * sizeof(u32);
 
@@ -204,7 +205,7 @@ static int __devinit of_flash_probe(struct of_device *dev,
 		dev_err(&dev->dev, "Malformed reg property on %s\n",
 				dev->node->full_name);
 		err = -EINVAL;
-		goto err_out;
+		goto err_flash_remove;
 	}
 	count /= reg_tuple_size;
 
@@ -212,14 +213,14 @@ static int __devinit of_flash_probe(struct of_device *dev,
 	info = kzalloc(sizeof(struct of_flash) +
 		       sizeof(struct of_flash_list) * count, GFP_KERNEL);
 	if (!info)
-		goto err_out;
-
-	mtd_list = kzalloc(sizeof(struct mtd_info) * count, GFP_KERNEL);
-	if (!info)
-		goto err_out;
+		goto err_flash_remove;
 
 	dev_set_drvdata(&dev->dev, info);
 
+	mtd_list = kzalloc(sizeof(struct mtd_info) * count, GFP_KERNEL);
+	if (!mtd_list)
+		goto err_flash_remove;
+
 	for (i = 0; i < count; i++) {
 		err = -ENXIO;
 		if (of_address_to_resource(dp, i, &res)) {
@@ -233,8 +234,8 @@ static int __devinit of_flash_probe(struct of_device *dev,
 			(unsigned long long)res.end);
 
 		err = -EBUSY;
-		info->list[i].res = request_mem_region(res.start, res.end -
-						       res.start + 1,
+		res_size = resource_size(&res);
+		info->list[i].res = request_mem_region(res.start, res_size,
 						       dev_name(&dev->dev));
 		if (!info->list[i].res)
 			goto err_out;
@@ -249,7 +250,7 @@ static int __devinit of_flash_probe(struct of_device *dev,
 
 		info->list[i].map.name = dev_name(&dev->dev);
 		info->list[i].map.phys = res.start;
-		info->list[i].map.size = res.end - res.start + 1;
+		info->list[i].map.size = res_size;
 		info->list[i].map.bankwidth = *width;
 
 		err = -ENOMEM;
@@ -338,6 +339,7 @@ static int __devinit of_flash_probe(struct of_device *dev,
 
 err_out:
 	kfree(mtd_list);
+err_flash_remove:
 	of_flash_remove(dev);
 
 	return err;
@@ -360,6 +362,10 @@ static struct of_device_id of_flash_match[] = {
 		.data		= (void *)"jedec_probe",
 	},
 	{
+		.compatible     = "mtd-ram",
+		.data           = (void *)"map_ram",
+	},
+	{
 		.type		= "rom",
 		.compatible	= "direct-mapped"
 	},
diff --git a/drivers/mtd/maps/plat-ram.c b/drivers/mtd/maps/plat-ram.c
index 49c9ece76477..dafb91944e70 100644
--- a/drivers/mtd/maps/plat-ram.c
+++ b/drivers/mtd/maps/plat-ram.c
@@ -175,7 +175,7 @@ static int platram_probe(struct platform_device *pdev)
 	/* setup map parameters */
 
 	info->map.phys = res->start;
-	info->map.size = (res->end - res->start) + 1;
+	info->map.size = resource_size(res);
 	info->map.name = pdata->mapname != NULL ?
 			(char *)pdata->mapname : (char *)pdev->name;
 	info->map.bankwidth = pdata->bankwidth;
diff --git a/drivers/mtd/maps/pmcmsp-flash.c b/drivers/mtd/maps/pmcmsp-flash.c
index 4768bd5459d6..c8fd8da4bc87 100644
--- a/drivers/mtd/maps/pmcmsp-flash.c
+++ b/drivers/mtd/maps/pmcmsp-flash.c
@@ -50,7 +50,7 @@ static int fcnt;
 
 static int __init init_msp_flash(void)
 {
-	int i, j;
+	int i, j, ret = -ENOMEM;
 	int offset, coff;
 	char *env;
 	int pcnt;
@@ -75,14 +75,16 @@ static int __init init_msp_flash(void)
 	printk(KERN_NOTICE "Found %d PMC flash devices\n", fcnt);
 
 	msp_flash = kmalloc(fcnt * sizeof(struct map_info *), GFP_KERNEL);
+	if (!msp_flash)
+		return -ENOMEM;
+
 	msp_parts = kmalloc(fcnt * sizeof(struct mtd_partition *), GFP_KERNEL);
+	if (!msp_parts)
+		goto free_msp_flash;
+
 	msp_maps = kcalloc(fcnt, sizeof(struct mtd_info), GFP_KERNEL);
-	if (!msp_flash || !msp_parts || !msp_maps) {
-		kfree(msp_maps);
-		kfree(msp_parts);
-		kfree(msp_flash);
-		return -ENOMEM;
-	}
+	if (!msp_maps)
+		goto free_msp_parts;
 
 	/* loop over the flash devices, initializing each */
 	for (i = 0; i < fcnt; i++) {
@@ -100,13 +102,18 @@ static int __init init_msp_flash(void)
 
 		msp_parts[i] = kcalloc(pcnt, sizeof(struct mtd_partition),
 				       GFP_KERNEL);
+		if (!msp_parts[i])
+			goto cleanup_loop;
 
 		/* now initialize the devices proper */
 		flash_name[5] = '0' + i;
 		env = prom_getenv(flash_name);
 
-		if (sscanf(env, "%x:%x", &addr, &size) < 2)
-			return -ENXIO;
+		if (sscanf(env, "%x:%x", &addr, &size) < 2) {
+			ret = -ENXIO;
+			kfree(msp_parts[i]);
+			goto cleanup_loop;
+		}
 		addr = CPHYSADDR(addr);
 
 		printk(KERN_NOTICE
@@ -122,13 +129,23 @@ static int __init init_msp_flash(void)
 		 */
 		if (size > CONFIG_MSP_FLASH_MAP_LIMIT)
 			size = CONFIG_MSP_FLASH_MAP_LIMIT;
+
 		msp_maps[i].virt = ioremap(addr, size);
+		if (msp_maps[i].virt == NULL) {
+			ret = -ENXIO;
+			kfree(msp_parts[i]);
+			goto cleanup_loop;
+		}
+
 		msp_maps[i].bankwidth = 1;
-		msp_maps[i].name = strncpy(kmalloc(7, GFP_KERNEL),
-					flash_name, 7);
+		msp_maps[i].name = kmalloc(7, GFP_KERNEL);
+		if (!msp_maps[i].name) {
+			iounmap(msp_maps[i].virt);
+			kfree(msp_parts[i]);
+			goto cleanup_loop;
+		}
 
-		if (msp_maps[i].virt == NULL)
-			return -ENXIO;
+		msp_maps[i].name = strncpy(msp_maps[i].name, flash_name, 7);
 
 		for (j = 0; j < pcnt; j++) {
 			part_name[5] = '0' + i;
@@ -136,8 +153,14 @@ static int __init init_msp_flash(void)
 
 			env = prom_getenv(part_name);
 
-			if (sscanf(env, "%x:%x:%n", &offset, &size, &coff) < 2)
-				return -ENXIO;
+			if (sscanf(env, "%x:%x:%n", &offset, &size,
+						&coff) < 2) {
+				ret = -ENXIO;
+				kfree(msp_maps[i].name);
+				iounmap(msp_maps[i].virt);
+				kfree(msp_parts[i]);
+				goto cleanup_loop;
+			}
 
 			msp_parts[i][j].size = size;
 			msp_parts[i][j].offset = offset;
@@ -152,18 +175,37 @@ static int __init init_msp_flash(void)
 			add_mtd_partitions(msp_flash[i], msp_parts[i], pcnt);
 		} else {
 			printk(KERN_ERR "map probe failed for flash\n");
-			return -ENXIO;
+			ret = -ENXIO;
+			kfree(msp_maps[i].name);
+			iounmap(msp_maps[i].virt);
+			kfree(msp_parts[i]);
+			goto cleanup_loop;
 		}
 	}
 
 	return 0;
+
+cleanup_loop:
+	while (i--) {
+		del_mtd_partitions(msp_flash[i]);
+		map_destroy(msp_flash[i]);
+		kfree(msp_maps[i].name);
+		iounmap(msp_maps[i].virt);
+		kfree(msp_parts[i]);
+	}
+	kfree(msp_maps);
+free_msp_parts:
+	kfree(msp_parts);
+free_msp_flash:
+	kfree(msp_flash);
+	return ret;
 }
 
 static void __exit cleanup_msp_flash(void)
 {
 	int i;
 
-	for (i = 0; i < sizeof(msp_flash) / sizeof(struct mtd_info **); i++) {
+	for (i = 0; i < fcnt; i++) {
 		del_mtd_partitions(msp_flash[i]);
 		map_destroy(msp_flash[i]);
 		iounmap((void *)msp_maps[i].virt);
diff --git a/drivers/mtd/maps/sa1100-flash.c b/drivers/mtd/maps/sa1100-flash.c
index fdb97f3d30e9..d7a47574d21e 100644
--- a/drivers/mtd/maps/sa1100-flash.c
+++ b/drivers/mtd/maps/sa1100-flash.c
@@ -209,8 +209,8 @@ static int sa1100_probe_subdev(struct sa_subdev_info *subdev, struct resource *r
 	}
 	subdev->mtd->owner = THIS_MODULE;
 
-	printk(KERN_INFO "SA1100 flash: CFI device at 0x%08lx, %dMiB, "
-		"%d-bit\n", phys, subdev->mtd->size >> 20,
+	printk(KERN_INFO "SA1100 flash: CFI device at 0x%08lx, %uMiB, %d-bit\n",
+		phys, (unsigned)(subdev->mtd->size >> 20),
 		subdev->map.bankwidth * 8);
 
 	return 0;
diff --git a/drivers/mtd/maps/uclinux.c b/drivers/mtd/maps/uclinux.c
index d4314fb88212..35009294b435 100644
--- a/drivers/mtd/maps/uclinux.c
+++ b/drivers/mtd/maps/uclinux.c
@@ -89,7 +89,11 @@ static int __init uclinux_mtd_init(void)
 	mtd->priv = mapp;
 
 	uclinux_ram_mtdinfo = mtd;
+#ifdef CONFIG_MTD_PARTITIONS
 	add_mtd_partitions(mtd, uclinux_romfs, NUM_PARTITIONS);
+#else
+	add_mtd_device(mtd);
+#endif
 
 	return(0);
 }
@@ -99,7 +103,11 @@ static int __init uclinux_mtd_init(void)
 static void __exit uclinux_mtd_cleanup(void)
 {
 	if (uclinux_ram_mtdinfo) {
+#ifdef CONFIG_MTD_PARTITIONS
 		del_mtd_partitions(uclinux_ram_mtdinfo);
+#else
+		del_mtd_device(uclinux_ram_mtdinfo);
+#endif
 		map_destroy(uclinux_ram_mtdinfo);
 		uclinux_ram_mtdinfo = NULL;
 	}
diff --git a/drivers/mtd/mtd_blkdevs.c b/drivers/mtd/mtd_blkdevs.c
index 7baba40c1ed2..8ca17a3e96ea 100644
--- a/drivers/mtd/mtd_blkdevs.c
+++ b/drivers/mtd/mtd_blkdevs.c
@@ -32,14 +32,6 @@ struct mtd_blkcore_priv {
 	spinlock_t queue_lock;
 };
 
-static int blktrans_discard_request(struct request_queue *q,
-				    struct request *req)
-{
-	req->cmd_type = REQ_TYPE_LINUX_BLOCK;
-	req->cmd[0] = REQ_LB_OP_DISCARD;
-	return 0;
-}
-
 static int do_blktrans_request(struct mtd_blktrans_ops *tr,
 			       struct mtd_blktrans_dev *dev,
 			       struct request *req)
@@ -52,10 +44,6 @@ static int do_blktrans_request(struct mtd_blktrans_ops *tr,
 
 	buf = req->buffer;
 
-	if (req->cmd_type == REQ_TYPE_LINUX_BLOCK &&
-	    req->cmd[0] == REQ_LB_OP_DISCARD)
-		return tr->discard(dev, block, nsect);
-
 	if (!blk_fs_request(req))
 		return -EIO;
 
@@ -63,6 +51,9 @@ static int do_blktrans_request(struct mtd_blktrans_ops *tr,
 	    get_capacity(req->rq_disk))
 		return -EIO;
 
+	if (blk_discard_rq(req))
+		return tr->discard(dev, block, nsect);
+
 	switch(rq_data_dir(req)) {
 	case READ:
 		for (; nsect > 0; nsect--, block++, buf += tr->blksize)
@@ -210,7 +201,7 @@ static int blktrans_ioctl(struct block_device *bdev, fmode_t mode,
 	}
 }
 
-static struct block_device_operations mtd_blktrans_ops = {
+static const struct block_device_operations mtd_blktrans_ops = {
 	.owner		= THIS_MODULE,
 	.open		= blktrans_open,
 	.release	= blktrans_release,
@@ -380,8 +371,8 @@ int register_mtd_blktrans(struct mtd_blktrans_ops *tr)
 	tr->blkcore_priv->rq->queuedata = tr;
 	blk_queue_logical_block_size(tr->blkcore_priv->rq, tr->blksize);
 	if (tr->discard)
-		blk_queue_set_discard(tr->blkcore_priv->rq,
-				      blktrans_discard_request);
+		queue_flag_set_unlocked(QUEUE_FLAG_DISCARD,
+					tr->blkcore_priv->rq);
 
 	tr->blkshift = ffs(tr->blksize) - 1;
 
diff --git a/drivers/mtd/mtdblock.c b/drivers/mtd/mtdblock.c
index 2d70295a5fa3..9f41b1a853c1 100644
--- a/drivers/mtd/mtdblock.c
+++ b/drivers/mtd/mtdblock.c
@@ -84,7 +84,7 @@ static int erase_write (struct mtd_info *mtd, unsigned long pos,
 	remove_wait_queue(&wait_q, &wait);
 
 	/*
-	 * Next, writhe data to flash.
+	 * Next, write the data to flash.
 	 */
 
 	ret = mtd->write(mtd, pos, len, &retlen, buf);
diff --git a/drivers/mtd/mtdconcat.c b/drivers/mtd/mtdconcat.c
index 792b547786b8..db6de74082ad 100644
--- a/drivers/mtd/mtdconcat.c
+++ b/drivers/mtd/mtdconcat.c
@@ -427,7 +427,7 @@ static int concat_erase(struct mtd_info *mtd, struct erase_info *instr)
 		 * to-be-erased area begins. Verify that the starting
 		 * offset is aligned to this region's erase size:
 		 */
-		if (instr->addr & (erase_regions[i].erasesize - 1))
+		if (i < 0 || instr->addr & (erase_regions[i].erasesize - 1))
 			return -EINVAL;
 
 		/*
@@ -440,8 +440,8 @@ static int concat_erase(struct mtd_info *mtd, struct erase_info *instr)
 		/*
 		 * check if the ending offset is aligned to this region's erase size
 		 */
-		if ((instr->addr + instr->len) & (erase_regions[i].erasesize -
-						  1))
+		if (i < 0 || ((instr->addr + instr->len) &
+					(erase_regions[i].erasesize - 1)))
 			return -EINVAL;
 	}
 
diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c
index 69007a6eff50..467a4f177bfb 100644
--- a/drivers/mtd/mtdcore.c
+++ b/drivers/mtd/mtdcore.c
@@ -213,11 +213,11 @@ static struct attribute *mtd_attrs[] = {
 	NULL,
 };
 
-struct attribute_group mtd_group = {
+static struct attribute_group mtd_group = {
 	.attrs		= mtd_attrs,
 };
 
-const struct attribute_group *mtd_groups[] = {
+static const struct attribute_group *mtd_groups[] = {
 	&mtd_group,
 	NULL,
 };
diff --git a/drivers/mtd/mtdpart.c b/drivers/mtd/mtdpart.c
index 742504ea96f5..b8043a9ba32d 100644
--- a/drivers/mtd/mtdpart.c
+++ b/drivers/mtd/mtdpart.c
@@ -453,7 +453,8 @@ static struct mtd_part *add_one_partition(struct mtd_info *master,
 		for (i = 0; i < max && regions[i].offset <= slave->offset; i++)
 			;
 		/* The loop searched for the region _behind_ the first one */
-		i--;
+		if (i > 0)
+			i--;
 
 		/* Pick biggest erasesize */
 		for (; i < max && regions[i].offset < end; i++) {
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index ce96c091f01b..2fda0b615246 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -80,6 +80,23 @@ config MTD_NAND_OMAP2
 	help
           Support for NAND flash on Texas Instruments OMAP2 and OMAP3 platforms.
 
+config MTD_NAND_OMAP_PREFETCH
+	bool "GPMC prefetch support for NAND Flash device"
+	depends on MTD_NAND && MTD_NAND_OMAP2
+	default y
+	help
+	 The NAND device can be accessed for Read/Write using GPMC PREFETCH engine
+	 to improve the performance.
+
+config MTD_NAND_OMAP_PREFETCH_DMA
+	depends on MTD_NAND_OMAP_PREFETCH
+	bool "DMA mode"
+	default n
+	help
+	 The GPMC PREFETCH engine can be configured eigther in MPU interrupt mode
+	 or in DMA interrupt mode.
+	 Say y for DMA mode or MPU mode will be used
+
 config MTD_NAND_TS7250
 	tristate "NAND Flash device on TS-7250 board"
 	depends on MACH_TS72XX
@@ -426,6 +443,12 @@ config MTD_NAND_MXC
 	  This enables the driver for the NAND flash controller on the
 	  MXC processors.
 
+config MTD_NAND_NOMADIK
+	tristate "ST Nomadik 8815 NAND support"
+	depends on ARCH_NOMADIK
+	help
+	  Driver for the NAND flash controller on the Nomadik, with ECC.
+
 config MTD_NAND_SH_FLCTL
 	tristate "Support for NAND on Renesas SuperH FLCTL"
 	depends on MTD_NAND && SUPERH && CPU_SUBTYPE_SH7723
@@ -452,4 +475,11 @@ config MTD_NAND_SOCRATES
 	help
 	  Enables support for NAND Flash chips wired onto Socrates board.
 
+config MTD_NAND_W90P910
+	tristate "Support for NAND on w90p910 evaluation board."
+	depends on ARCH_W90X900 && MTD_PARTITIONS
+	help
+	  This enables the driver for the NAND Flash on evaluation board based
+	  on w90p910.
+
 endif # MTD_NAND
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index f3a786b3cff3..6950d3dabf10 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -40,5 +40,7 @@ obj-$(CONFIG_MTD_NAND_SH_FLCTL)		+= sh_flctl.o
 obj-$(CONFIG_MTD_NAND_MXC)		+= mxc_nand.o
 obj-$(CONFIG_MTD_NAND_SOCRATES)		+= socrates_nand.o
 obj-$(CONFIG_MTD_NAND_TXX9NDFMC)	+= txx9ndfmc.o
+obj-$(CONFIG_MTD_NAND_W90P910)		+= w90p910_nand.o
+obj-$(CONFIG_MTD_NAND_NOMADIK)		+= nomadik_nand.o
 
 nand-objs := nand_base.o nand_bbt.o
diff --git a/drivers/mtd/nand/atmel_nand.c b/drivers/mtd/nand/atmel_nand.c
index 20c828ba9405..f8e9975c86e5 100644
--- a/drivers/mtd/nand/atmel_nand.c
+++ b/drivers/mtd/nand/atmel_nand.c
@@ -218,7 +218,7 @@ static int atmel_nand_calculate(struct mtd_info *mtd,
  * buf:        buffer to store read data
  */
 static int atmel_nand_read_page(struct mtd_info *mtd,
-		struct nand_chip *chip, uint8_t *buf)
+		struct nand_chip *chip, uint8_t *buf, int page)
 {
 	int eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
diff --git a/drivers/mtd/nand/cafe_nand.c b/drivers/mtd/nand/cafe_nand.c
index 29acd06b1c39..c828d9ac7bd7 100644
--- a/drivers/mtd/nand/cafe_nand.c
+++ b/drivers/mtd/nand/cafe_nand.c
@@ -381,7 +381,7 @@ static int cafe_nand_read_oob(struct mtd_info *mtd, struct nand_chip *chip,
  * we need a special oob layout and handling.
  */
 static int cafe_nand_read_page(struct mtd_info *mtd, struct nand_chip *chip,
-			       uint8_t *buf)
+			       uint8_t *buf, int page)
 {
 	struct cafe_priv *cafe = mtd->priv;
 
@@ -903,12 +903,12 @@ static struct pci_driver cafe_nand_pci_driver = {
 	.resume = cafe_nand_resume,
 };
 
-static int cafe_nand_init(void)
+static int __init cafe_nand_init(void)
 {
 	return pci_register_driver(&cafe_nand_pci_driver);
 }
 
-static void cafe_nand_exit(void)
+static void __exit cafe_nand_exit(void)
 {
 	pci_unregister_driver(&cafe_nand_pci_driver);
 }
diff --git a/drivers/mtd/nand/cmx270_nand.c b/drivers/mtd/nand/cmx270_nand.c
index 10081e656a6f..826cacffcefc 100644
--- a/drivers/mtd/nand/cmx270_nand.c
+++ b/drivers/mtd/nand/cmx270_nand.c
@@ -147,7 +147,7 @@ static int cmx270_device_ready(struct mtd_info *mtd)
 /*
  * Main initialization routine
  */
-static int cmx270_init(void)
+static int __init cmx270_init(void)
 {
 	struct nand_chip *this;
 	const char *part_type;
@@ -261,7 +261,7 @@ module_init(cmx270_init);
 /*
  * Clean up routine
  */
-static void cmx270_cleanup(void)
+static void __exit cmx270_cleanup(void)
 {
 	/* Release resources, unregister device */
 	nand_release(cmx270_nand_mtd);
diff --git a/drivers/mtd/nand/davinci_nand.c b/drivers/mtd/nand/davinci_nand.c
index 0fad6487e6f4..f13f5b9afaf7 100644
--- a/drivers/mtd/nand/davinci_nand.c
+++ b/drivers/mtd/nand/davinci_nand.c
@@ -348,6 +348,12 @@ compare:
 	if (!(syndrome[0] | syndrome[1] | syndrome[2] | syndrome[3]))
 		return 0;
 
+	/*
+	 * Clear any previous address calculation by doing a dummy read of an
+	 * error address register.
+	 */
+	davinci_nand_readl(info, NAND_ERR_ADD1_OFFSET);
+
 	/* Start address calculation, and wait for it to complete.
 	 * We _could_ start reading more data while this is working,
 	 * to speed up the overall page read.
@@ -359,8 +365,10 @@ compare:
 
 		switch ((fsr >> 8) & 0x0f) {
 		case 0:		/* no error, should not happen */
+			davinci_nand_readl(info, NAND_ERR_ERRVAL1_OFFSET);
 			return 0;
 		case 1:		/* five or more errors detected */
+			davinci_nand_readl(info, NAND_ERR_ERRVAL1_OFFSET);
 			return -EIO;
 		case 2:		/* error addresses computed */
 		case 3:
@@ -500,6 +508,26 @@ static struct nand_ecclayout hwecc4_small __initconst = {
 	},
 };
 
+/* An ECC layout for using 4-bit ECC with large-page (2048bytes) flash,
+ * storing ten ECC bytes plus the manufacturer's bad block marker byte,
+ * and not overlapping the default BBT markers.
+ */
+static struct nand_ecclayout hwecc4_2048 __initconst = {
+	.eccbytes = 40,
+	.eccpos = {
+		/* at the end of spare sector */
+		24, 25, 26, 27, 28, 29,	30, 31, 32, 33,
+		34, 35, 36, 37, 38, 39,	40, 41, 42, 43,
+		44, 45, 46, 47, 48, 49, 50, 51, 52, 53,
+		54, 55, 56, 57, 58, 59, 60, 61, 62, 63,
+		},
+	.oobfree = {
+		/* 2 bytes at offset 0 hold manufacturer badblock markers */
+		{.offset = 2, .length = 22, },
+		/* 5 bytes at offset 8 hold BBT markers */
+		/* 8 bytes at offset 16 hold JFFS2 clean markers */
+	},
+};
 
 static int __init nand_davinci_probe(struct platform_device *pdev)
 {
@@ -690,15 +718,20 @@ static int __init nand_davinci_probe(struct platform_device *pdev)
 				info->mtd.oobsize - 16;
 			goto syndrome_done;
 		}
+		if (chunks == 4) {
+			info->ecclayout = hwecc4_2048;
+			info->chip.ecc.mode = NAND_ECC_HW_OOB_FIRST;
+			goto syndrome_done;
+		}
 
-		/* For large page chips we'll be wanting to use a
-		 * not-yet-implemented mode that reads OOB data
-		 * before reading the body of the page, to avoid
-		 * the "infix OOB" model of NAND_ECC_HW_SYNDROME
-		 * (and preserve manufacturer badblock markings).
+		/* 4KiB page chips are not yet supported. The eccpos from
+		 * nand_ecclayout cannot hold 80 bytes and change to eccpos[]
+		 * breaks userspace ioctl interface with mtd-utils. Once we
+		 * resolve this issue, NAND_ECC_HW_OOB_FIRST mode can be used
+		 * for the 4KiB page chips.
 		 */
 		dev_warn(&pdev->dev, "no 4-bit ECC support yet "
-				"for large page NAND\n");
+				"for 4KiB-page NAND\n");
 		ret = -EIO;
 		goto err_scan;
 
diff --git a/drivers/mtd/nand/fsl_elbc_nand.c b/drivers/mtd/nand/fsl_elbc_nand.c
index 1f6eb2578717..ddd37d2554ed 100644
--- a/drivers/mtd/nand/fsl_elbc_nand.c
+++ b/drivers/mtd/nand/fsl_elbc_nand.c
@@ -739,7 +739,8 @@ static int fsl_elbc_chip_init_tail(struct mtd_info *mtd)
 
 static int fsl_elbc_read_page(struct mtd_info *mtd,
                               struct nand_chip *chip,
-                              uint8_t *buf)
+			      uint8_t *buf,
+			      int page)
 {
 	fsl_elbc_read_buf(mtd, buf, mtd->writesize);
 	fsl_elbc_read_buf(mtd, chip->oob_poi, mtd->oobsize);
diff --git a/drivers/mtd/nand/mxc_nand.c b/drivers/mtd/nand/mxc_nand.c
index 76beea40d2cf..65b26d5a5c0d 100644
--- a/drivers/mtd/nand/mxc_nand.c
+++ b/drivers/mtd/nand/mxc_nand.c
@@ -857,6 +857,17 @@ static void mxc_nand_command(struct mtd_info *mtd, unsigned command,
 	}
 }
 
+/* Define some generic bad / good block scan pattern which are used
+ * while scanning a device for factory marked good / bad blocks. */
+static uint8_t scan_ff_pattern[] = { 0xff, 0xff };
+
+static struct nand_bbt_descr smallpage_memorybased = {
+	.options = NAND_BBT_SCAN2NDPAGE,
+	.offs = 5,
+	.len = 1,
+	.pattern = scan_ff_pattern
+};
+
 static int __init mxcnd_probe(struct platform_device *pdev)
 {
 	struct nand_chip *this;
@@ -973,7 +984,10 @@ static int __init mxcnd_probe(struct platform_device *pdev)
 		goto escan;
 	}
 
-	host->pagesize_2k = (mtd->writesize == 2048) ? 1 : 0;
+	if (mtd->writesize == 2048) {
+		host->pagesize_2k = 1;
+		this->badblock_pattern = &smallpage_memorybased;
+	}
 
 	if (this->ecc.mode == NAND_ECC_HW) {
 		switch (mtd->oobsize) {
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 8c21b89d2d0c..2957cc70da3d 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand/nand_base.c
@@ -688,8 +688,7 @@ nand_get_device(struct nand_chip *chip, struct mtd_info *mtd, int new_state)
  retry:
 	spin_lock(lock);
 
-	/* Hardware controller shared among independend devices */
-	/* Hardware controller shared among independend devices */
+	/* Hardware controller shared among independent devices */
 	if (!chip->controller->active)
 		chip->controller->active = chip;
 
@@ -762,11 +761,12 @@ static int nand_wait(struct mtd_info *mtd, struct nand_chip *chip)
  * @mtd:	mtd info structure
  * @chip:	nand chip info structure
  * @buf:	buffer to store read data
+ * @page:	page number to read
  *
  * Not for syndrome calculating ecc controllers, which use a special oob layout
  */
 static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
-			      uint8_t *buf)
+			      uint8_t *buf, int page)
 {
 	chip->read_buf(mtd, buf, mtd->writesize);
 	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
@@ -778,11 +778,12 @@ static int nand_read_page_raw(struct mtd_info *mtd, struct nand_chip *chip,
  * @mtd:	mtd info structure
  * @chip:	nand chip info structure
  * @buf:	buffer to store read data
+ * @page:	page number to read
  *
  * We need a special oob layout and handling even when OOB isn't used.
  */
 static int nand_read_page_raw_syndrome(struct mtd_info *mtd, struct nand_chip *chip,
-			      uint8_t *buf)
+			      uint8_t *buf, int page)
 {
 	int eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
@@ -819,9 +820,10 @@ static int nand_read_page_raw_syndrome(struct mtd_info *mtd, struct nand_chip *c
  * @mtd:	mtd info structure
  * @chip:	nand chip info structure
  * @buf:	buffer to store read data
+ * @page:	page number to read
  */
 static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
-				uint8_t *buf)
+				uint8_t *buf, int page)
 {
 	int i, eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
@@ -831,7 +833,7 @@ static int nand_read_page_swecc(struct mtd_info *mtd, struct nand_chip *chip,
 	uint8_t *ecc_code = chip->buffers->ecccode;
 	uint32_t *eccpos = chip->ecc.layout->eccpos;
 
-	chip->ecc.read_page_raw(mtd, chip, buf);
+	chip->ecc.read_page_raw(mtd, chip, buf, page);
 
 	for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize)
 		chip->ecc.calculate(mtd, p, &ecc_calc[i]);
@@ -940,11 +942,12 @@ static int nand_read_subpage(struct mtd_info *mtd, struct nand_chip *chip, uint3
  * @mtd:	mtd info structure
  * @chip:	nand chip info structure
  * @buf:	buffer to store read data
+ * @page:	page number to read
  *
  * Not for syndrome calculating ecc controllers which need a special oob layout
  */
 static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
-				uint8_t *buf)
+				uint8_t *buf, int page)
 {
 	int i, eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
@@ -980,16 +983,66 @@ static int nand_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
 }
 
 /**
+ * nand_read_page_hwecc_oob_first - [REPLACABLE] hw ecc, read oob first
+ * @mtd:	mtd info structure
+ * @chip:	nand chip info structure
+ * @buf:	buffer to store read data
+ * @page:	page number to read
+ *
+ * Hardware ECC for large page chips, require OOB to be read first.
+ * For this ECC mode, the write_page method is re-used from ECC_HW.
+ * These methods read/write ECC from the OOB area, unlike the
+ * ECC_HW_SYNDROME support with multiple ECC steps, follows the
+ * "infix ECC" scheme and reads/writes ECC from the data area, by
+ * overwriting the NAND manufacturer bad block markings.
+ */
+static int nand_read_page_hwecc_oob_first(struct mtd_info *mtd,
+	struct nand_chip *chip, uint8_t *buf, int page)
+{
+	int i, eccsize = chip->ecc.size;
+	int eccbytes = chip->ecc.bytes;
+	int eccsteps = chip->ecc.steps;
+	uint8_t *p = buf;
+	uint8_t *ecc_code = chip->buffers->ecccode;
+	uint32_t *eccpos = chip->ecc.layout->eccpos;
+	uint8_t *ecc_calc = chip->buffers->ecccalc;
+
+	/* Read the OOB area first */
+	chip->cmdfunc(mtd, NAND_CMD_READOOB, 0, page);
+	chip->read_buf(mtd, chip->oob_poi, mtd->oobsize);
+	chip->cmdfunc(mtd, NAND_CMD_READ0, 0, page);
+
+	for (i = 0; i < chip->ecc.total; i++)
+		ecc_code[i] = chip->oob_poi[eccpos[i]];
+
+	for (i = 0; eccsteps; eccsteps--, i += eccbytes, p += eccsize) {
+		int stat;
+
+		chip->ecc.hwctl(mtd, NAND_ECC_READ);
+		chip->read_buf(mtd, p, eccsize);
+		chip->ecc.calculate(mtd, p, &ecc_calc[i]);
+
+		stat = chip->ecc.correct(mtd, p, &ecc_code[i], NULL);
+		if (stat < 0)
+			mtd->ecc_stats.failed++;
+		else
+			mtd->ecc_stats.corrected += stat;
+	}
+	return 0;
+}
+
+/**
  * nand_read_page_syndrome - [REPLACABLE] hardware ecc syndrom based page read
  * @mtd:	mtd info structure
  * @chip:	nand chip info structure
  * @buf:	buffer to store read data
+ * @page:	page number to read
  *
  * The hw generator calculates the error syndrome automatically. Therefor
  * we need a special oob layout and handling.
  */
 static int nand_read_page_syndrome(struct mtd_info *mtd, struct nand_chip *chip,
-				   uint8_t *buf)
+				   uint8_t *buf, int page)
 {
 	int i, eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
@@ -1131,11 +1184,13 @@ static int nand_do_read_ops(struct mtd_info *mtd, loff_t from,
 
 			/* Now read the page into the buffer */
 			if (unlikely(ops->mode == MTD_OOB_RAW))
-				ret = chip->ecc.read_page_raw(mtd, chip, bufpoi);
+				ret = chip->ecc.read_page_raw(mtd, chip,
+							      bufpoi, page);
 			else if (!aligned && NAND_SUBPAGE_READ(chip) && !oob)
 				ret = chip->ecc.read_subpage(mtd, chip, col, bytes, bufpoi);
 			else
-				ret = chip->ecc.read_page(mtd, chip, bufpoi);
+				ret = chip->ecc.read_page(mtd, chip, bufpoi,
+							  page);
 			if (ret < 0)
 				break;
 
@@ -1413,8 +1468,8 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from,
 	int len;
 	uint8_t *buf = ops->oobbuf;
 
-	DEBUG(MTD_DEBUG_LEVEL3, "nand_read_oob: from = 0x%08Lx, len = %i\n",
-	      (unsigned long long)from, readlen);
+	DEBUG(MTD_DEBUG_LEVEL3, "%s: from = 0x%08Lx, len = %i\n",
+			__func__, (unsigned long long)from, readlen);
 
 	if (ops->mode == MTD_OOB_AUTO)
 		len = chip->ecc.layout->oobavail;
@@ -1422,8 +1477,8 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from,
 		len = mtd->oobsize;
 
 	if (unlikely(ops->ooboffs >= len)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_read_oob: "
-			"Attempt to start read outside oob\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt to start read "
+					"outside oob\n", __func__);
 		return -EINVAL;
 	}
 
@@ -1431,8 +1486,8 @@ static int nand_do_read_oob(struct mtd_info *mtd, loff_t from,
 	if (unlikely(from >= mtd->size ||
 		     ops->ooboffs + readlen > ((mtd->size >> chip->page_shift) -
 					(from >> chip->page_shift)) * len)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_read_oob: "
-			"Attempt read beyond end of device\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt read beyond end "
+					"of device\n", __func__);
 		return -EINVAL;
 	}
 
@@ -1506,8 +1561,8 @@ static int nand_read_oob(struct mtd_info *mtd, loff_t from,
 
 	/* Do not allow reads past end of device */
 	if (ops->datbuf && (from + ops->len) > mtd->size) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_read_oob: "
-		      "Attempt read beyond end of device\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt read "
+				"beyond end of device\n", __func__);
 		return -EINVAL;
 	}
 
@@ -1816,8 +1871,8 @@ static int nand_do_write_ops(struct mtd_info *mtd, loff_t to,
 
 	/* reject writes, which are not page aligned */
 	if (NOTALIGNED(to) || NOTALIGNED(ops->len)) {
-		printk(KERN_NOTICE "nand_write: "
-		       "Attempt to write not page aligned data\n");
+		printk(KERN_NOTICE "%s: Attempt to write not "
+				"page aligned data\n", __func__);
 		return -EINVAL;
 	}
 
@@ -1944,8 +1999,8 @@ static int nand_do_write_oob(struct mtd_info *mtd, loff_t to,
 	int chipnr, page, status, len;
 	struct nand_chip *chip = mtd->priv;
 
-	DEBUG(MTD_DEBUG_LEVEL3, "nand_write_oob: to = 0x%08x, len = %i\n",
-	      (unsigned int)to, (int)ops->ooblen);
+	DEBUG(MTD_DEBUG_LEVEL3, "%s: to = 0x%08x, len = %i\n",
+			 __func__, (unsigned int)to, (int)ops->ooblen);
 
 	if (ops->mode == MTD_OOB_AUTO)
 		len = chip->ecc.layout->oobavail;
@@ -1954,14 +2009,14 @@ static int nand_do_write_oob(struct mtd_info *mtd, loff_t to,
 
 	/* Do not allow write past end of page */
 	if ((ops->ooboffs + ops->ooblen) > len) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_write_oob: "
-		      "Attempt to write past end of page\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt to write "
+				"past end of page\n", __func__);
 		return -EINVAL;
 	}
 
 	if (unlikely(ops->ooboffs >= len)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_do_write_oob: "
-			"Attempt to start write outside oob\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt to start "
+				"write outside oob\n", __func__);
 		return -EINVAL;
 	}
 
@@ -1970,8 +2025,8 @@ static int nand_do_write_oob(struct mtd_info *mtd, loff_t to,
 		     ops->ooboffs + ops->ooblen >
 			((mtd->size >> chip->page_shift) -
 			 (to >> chip->page_shift)) * len)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_do_write_oob: "
-			"Attempt write beyond end of device\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt write beyond "
+				"end of device\n", __func__);
 		return -EINVAL;
 	}
 
@@ -2026,8 +2081,8 @@ static int nand_write_oob(struct mtd_info *mtd, loff_t to,
 
 	/* Do not allow writes past end of device */
 	if (ops->datbuf && (to + ops->len) > mtd->size) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_write_oob: "
-		      "Attempt write beyond end of device\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Attempt write beyond "
+				"end of device\n", __func__);
 		return -EINVAL;
 	}
 
@@ -2117,26 +2172,27 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 	unsigned int bbt_masked_page = 0xffffffff;
 	loff_t len;
 
-	DEBUG(MTD_DEBUG_LEVEL3, "nand_erase: start = 0x%012llx, len = %llu\n",
-	      (unsigned long long)instr->addr, (unsigned long long)instr->len);
+	DEBUG(MTD_DEBUG_LEVEL3, "%s: start = 0x%012llx, len = %llu\n",
+				__func__, (unsigned long long)instr->addr,
+				(unsigned long long)instr->len);
 
 	/* Start address must align on block boundary */
 	if (instr->addr & ((1 << chip->phys_erase_shift) - 1)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_erase: Unaligned address\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Unaligned address\n", __func__);
 		return -EINVAL;
 	}
 
 	/* Length must align on block boundary */
 	if (instr->len & ((1 << chip->phys_erase_shift) - 1)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_erase: "
-		      "Length not block aligned\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Length not block aligned\n",
+					__func__);
 		return -EINVAL;
 	}
 
 	/* Do not allow erase past end of device */
 	if ((instr->len + instr->addr) > mtd->size) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_erase: "
-		      "Erase past end of device\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Erase past end of device\n",
+					__func__);
 		return -EINVAL;
 	}
 
@@ -2157,8 +2213,8 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 
 	/* Check, if it is write protected */
 	if (nand_check_wp(mtd)) {
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_erase: "
-		      "Device is write protected!!!\n");
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: Device is write protected!!!\n",
+					__func__);
 		instr->state = MTD_ERASE_FAILED;
 		goto erase_exit;
 	}
@@ -2183,8 +2239,8 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 		 */
 		if (nand_block_checkbad(mtd, ((loff_t) page) <<
 					chip->page_shift, 0, allowbbt)) {
-			printk(KERN_WARNING "nand_erase: attempt to erase a "
-			       "bad block at page 0x%08x\n", page);
+			printk(KERN_WARNING "%s: attempt to erase a bad block "
+					"at page 0x%08x\n", __func__, page);
 			instr->state = MTD_ERASE_FAILED;
 			goto erase_exit;
 		}
@@ -2211,8 +2267,8 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 
 		/* See if block erase succeeded */
 		if (status & NAND_STATUS_FAIL) {
-			DEBUG(MTD_DEBUG_LEVEL0, "nand_erase: "
-			      "Failed erase, page 0x%08x\n", page);
+			DEBUG(MTD_DEBUG_LEVEL0, "%s: Failed erase, "
+					"page 0x%08x\n", __func__, page);
 			instr->state = MTD_ERASE_FAILED;
 			instr->fail_addr =
 				((loff_t)page << chip->page_shift);
@@ -2272,9 +2328,9 @@ int nand_erase_nand(struct mtd_info *mtd, struct erase_info *instr,
 		if (!rewrite_bbt[chipnr])
 			continue;
 		/* update the BBT for chip */
-		DEBUG(MTD_DEBUG_LEVEL0, "nand_erase_nand: nand_update_bbt "
-		      "(%d:0x%0llx 0x%0x)\n", chipnr, rewrite_bbt[chipnr],
-		      chip->bbt_td->pages[chipnr]);
+		DEBUG(MTD_DEBUG_LEVEL0, "%s: nand_update_bbt "
+			"(%d:0x%0llx 0x%0x)\n", __func__, chipnr,
+			rewrite_bbt[chipnr], chip->bbt_td->pages[chipnr]);
 		nand_update_bbt(mtd, rewrite_bbt[chipnr]);
 	}
 
@@ -2292,7 +2348,7 @@ static void nand_sync(struct mtd_info *mtd)
 {
 	struct nand_chip *chip = mtd->priv;
 
-	DEBUG(MTD_DEBUG_LEVEL3, "nand_sync: called\n");
+	DEBUG(MTD_DEBUG_LEVEL3, "%s: called\n", __func__);
 
 	/* Grab the lock and see if the device is available */
 	nand_get_device(chip, mtd, FL_SYNCING);
@@ -2356,8 +2412,8 @@ static void nand_resume(struct mtd_info *mtd)
 	if (chip->state == FL_PM_SUSPENDED)
 		nand_release_device(mtd);
 	else
-		printk(KERN_ERR "nand_resume() called for a chip which is not "
-		       "in suspended state\n");
+		printk(KERN_ERR "%s called for a chip which is not "
+		       "in suspended state\n", __func__);
 }
 
 /*
@@ -2671,6 +2727,17 @@ int nand_scan_tail(struct mtd_info *mtd)
 	 */
 
 	switch (chip->ecc.mode) {
+	case NAND_ECC_HW_OOB_FIRST:
+		/* Similar to NAND_ECC_HW, but a separate read_page handle */
+		if (!chip->ecc.calculate || !chip->ecc.correct ||
+		     !chip->ecc.hwctl) {
+			printk(KERN_WARNING "No ECC functions supplied; "
+			       "Hardware ECC not possible\n");
+			BUG();
+		}
+		if (!chip->ecc.read_page)
+			chip->ecc.read_page = nand_read_page_hwecc_oob_first;
+
 	case NAND_ECC_HW:
 		/* Use standard hwecc read page function ? */
 		if (!chip->ecc.read_page)
@@ -2693,7 +2760,7 @@ int nand_scan_tail(struct mtd_info *mtd)
 		     chip->ecc.read_page == nand_read_page_hwecc ||
 		     !chip->ecc.write_page ||
 		     chip->ecc.write_page == nand_write_page_hwecc)) {
-			printk(KERN_WARNING "No ECC functions supplied, "
+			printk(KERN_WARNING "No ECC functions supplied; "
 			       "Hardware ECC not possible\n");
 			BUG();
 		}
@@ -2728,7 +2795,8 @@ int nand_scan_tail(struct mtd_info *mtd)
 		chip->ecc.write_page_raw = nand_write_page_raw;
 		chip->ecc.read_oob = nand_read_oob_std;
 		chip->ecc.write_oob = nand_write_oob_std;
-		chip->ecc.size = 256;
+		if (!chip->ecc.size)
+			chip->ecc.size = 256;
 		chip->ecc.bytes = 3;
 		break;
 
@@ -2858,7 +2926,8 @@ int nand_scan(struct mtd_info *mtd, int maxchips)
 
 	/* Many callers got this wrong, so check for it for a while... */
 	if (!mtd->owner && caller_is_module()) {
-		printk(KERN_CRIT "nand_scan() called with NULL mtd->owner!\n");
+		printk(KERN_CRIT "%s called with NULL mtd->owner!\n",
+				__func__);
 		BUG();
 	}
 
diff --git a/drivers/mtd/nand/nand_ecc.c b/drivers/mtd/nand/nand_ecc.c
index c0cb87d6d16e..db7ae9d6a296 100644
--- a/drivers/mtd/nand/nand_ecc.c
+++ b/drivers/mtd/nand/nand_ecc.c
@@ -417,22 +417,22 @@ int nand_calculate_ecc(struct mtd_info *mtd, const unsigned char *buf,
 EXPORT_SYMBOL(nand_calculate_ecc);
 
 /**
- * nand_correct_data - [NAND Interface] Detect and correct bit error(s)
- * @mtd:	MTD block structure
+ * __nand_correct_data - [NAND Interface] Detect and correct bit error(s)
  * @buf:	raw data read from the chip
  * @read_ecc:	ECC from the chip
  * @calc_ecc:	the ECC calculated from raw data
+ * @eccsize:	data bytes per ecc step (256 or 512)
  *
- * Detect and correct a 1 bit error for 256/512 byte block
+ * Detect and correct a 1 bit error for eccsize byte block
  */
-int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
-		      unsigned char *read_ecc, unsigned char *calc_ecc)
+int __nand_correct_data(unsigned char *buf,
+			unsigned char *read_ecc, unsigned char *calc_ecc,
+			unsigned int eccsize)
 {
 	unsigned char b0, b1, b2, bit_addr;
 	unsigned int byte_addr;
 	/* 256 or 512 bytes/ecc  */
-	const uint32_t eccsize_mult =
-			(((struct nand_chip *)mtd->priv)->ecc.size) >> 8;
+	const uint32_t eccsize_mult = eccsize >> 8;
 
 	/*
 	 * b0 to b2 indicate which bit is faulty (if any)
@@ -495,6 +495,23 @@ int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
 	printk(KERN_ERR "uncorrectable error : ");
 	return -1;
 }
+EXPORT_SYMBOL(__nand_correct_data);
+
+/**
+ * nand_correct_data - [NAND Interface] Detect and correct bit error(s)
+ * @mtd:	MTD block structure
+ * @buf:	raw data read from the chip
+ * @read_ecc:	ECC from the chip
+ * @calc_ecc:	the ECC calculated from raw data
+ *
+ * Detect and correct a 1 bit error for 256/512 byte block
+ */
+int nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
+		      unsigned char *read_ecc, unsigned char *calc_ecc)
+{
+	return __nand_correct_data(buf, read_ecc, calc_ecc,
+				   ((struct nand_chip *)mtd->priv)->ecc.size);
+}
 EXPORT_SYMBOL(nand_correct_data);
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/mtd/nand/ndfc.c b/drivers/mtd/nand/ndfc.c
index 89bf85af642c..40b5658bdbe6 100644
--- a/drivers/mtd/nand/ndfc.c
+++ b/drivers/mtd/nand/ndfc.c
@@ -102,8 +102,8 @@ static int ndfc_calculate_ecc(struct mtd_info *mtd,
 	wmb();
 	ecc = in_be32(ndfc->ndfcbase + NDFC_ECC);
 	/* The NDFC uses Smart Media (SMC) bytes order */
-	ecc_code[0] = p[2];
-	ecc_code[1] = p[1];
+	ecc_code[0] = p[1];
+	ecc_code[1] = p[2];
 	ecc_code[2] = p[3];
 
 	return 0;
diff --git a/drivers/mtd/nand/nomadik_nand.c b/drivers/mtd/nand/nomadik_nand.c
new file mode 100644
index 000000000000..7c302d55910e
--- /dev/null
+++ b/drivers/mtd/nand/nomadik_nand.c
@@ -0,0 +1,250 @@
+/*
+ *  drivers/mtd/nand/nomadik_nand.c
+ *
+ *  Overview:
+ *  	Driver for on-board NAND flash on Nomadik Platforms
+ *
+ * Copyright © 2007 STMicroelectronics Pvt. Ltd.
+ * Author: Sachin Verma <sachin.verma@st.com>
+ *
+ * Copyright © 2009 Alessandro Rubini
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/types.h>
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/nand_ecc.h>
+#include <linux/platform_device.h>
+#include <linux/mtd/partitions.h>
+#include <linux/io.h>
+#include <mach/nand.h>
+#include <mach/fsmc.h>
+
+#include <mtd/mtd-abi.h>
+
+struct nomadik_nand_host {
+	struct mtd_info		mtd;
+	struct nand_chip	nand;
+	void __iomem *data_va;
+	void __iomem *cmd_va;
+	void __iomem *addr_va;
+	struct nand_bbt_descr *bbt_desc;
+};
+
+static struct nand_ecclayout nomadik_ecc_layout = {
+	.eccbytes = 3 * 4,
+	.eccpos = { /* each subpage has 16 bytes: pos 2,3,4 hosts ECC */
+		0x02, 0x03, 0x04,
+		0x12, 0x13, 0x14,
+		0x22, 0x23, 0x24,
+		0x32, 0x33, 0x34},
+	/* let's keep bytes 5,6,7 for us, just in case we change ECC algo */
+	.oobfree = { {0x08, 0x08}, {0x18, 0x08}, {0x28, 0x08}, {0x38, 0x08} },
+};
+
+static void nomadik_ecc_control(struct mtd_info *mtd, int mode)
+{
+	/* No need to enable hw ecc, it's on by default */
+}
+
+static void nomadik_cmd_ctrl(struct mtd_info *mtd, int cmd, unsigned int ctrl)
+{
+	struct nand_chip *nand = mtd->priv;
+	struct nomadik_nand_host *host = nand->priv;
+
+	if (cmd == NAND_CMD_NONE)
+		return;
+
+	if (ctrl & NAND_CLE)
+		writeb(cmd, host->cmd_va);
+	else
+		writeb(cmd, host->addr_va);
+}
+
+static int nomadik_nand_probe(struct platform_device *pdev)
+{
+	struct nomadik_nand_platform_data *pdata = pdev->dev.platform_data;
+	struct nomadik_nand_host *host;
+	struct mtd_info *mtd;
+	struct nand_chip *nand;
+	struct resource *res;
+	int ret = 0;
+
+	/* Allocate memory for the device structure (and zero it) */
+	host = kzalloc(sizeof(struct nomadik_nand_host), GFP_KERNEL);
+	if (!host) {
+		dev_err(&pdev->dev, "Failed to allocate device structure.\n");
+		return -ENOMEM;
+	}
+
+	/* Call the client's init function, if any */
+	if (pdata->init)
+		ret = pdata->init();
+	if (ret < 0) {
+		dev_err(&pdev->dev, "Init function failed\n");
+		goto err;
+	}
+
+	/* ioremap three regions */
+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_addr");
+	if (!res) {
+		ret = -EIO;
+		goto err_unmap;
+	}
+	host->addr_va = ioremap(res->start, res->end - res->start + 1);
+
+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_data");
+	if (!res) {
+		ret = -EIO;
+		goto err_unmap;
+	}
+	host->data_va = ioremap(res->start, res->end - res->start + 1);
+
+	res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nand_cmd");
+	if (!res) {
+		ret = -EIO;
+		goto err_unmap;
+	}
+	host->cmd_va = ioremap(res->start, res->end - res->start + 1);
+
+	if (!host->addr_va || !host->data_va || !host->cmd_va) {
+		ret = -ENOMEM;
+		goto err_unmap;
+	}
+
+	/* Link all private pointers */
+	mtd = &host->mtd;
+	nand = &host->nand;
+	mtd->priv = nand;
+	nand->priv = host;
+
+	host->mtd.owner = THIS_MODULE;
+	nand->IO_ADDR_R = host->data_va;
+	nand->IO_ADDR_W = host->data_va;
+	nand->cmd_ctrl = nomadik_cmd_ctrl;
+
+	/*
+	 * This stanza declares ECC_HW but uses soft routines. It's because
+	 * HW claims to make the calculation but not the correction. However,
+	 * I haven't managed to get the desired data out of it until now.
+	 */
+	nand->ecc.mode = NAND_ECC_SOFT;
+	nand->ecc.layout = &nomadik_ecc_layout;
+	nand->ecc.hwctl = nomadik_ecc_control;
+	nand->ecc.size = 512;
+	nand->ecc.bytes = 3;
+
+	nand->options = pdata->options;
+
+	/*
+	 * Scan to find existance of the device
+	 */
+	if (nand_scan(&host->mtd, 1)) {
+		ret = -ENXIO;
+		goto err_unmap;
+	}
+
+#ifdef CONFIG_MTD_PARTITIONS
+	add_mtd_partitions(&host->mtd, pdata->parts, pdata->nparts);
+#else
+	pr_info("Registering %s as whole device\n", mtd->name);
+	add_mtd_device(mtd);
+#endif
+
+	platform_set_drvdata(pdev, host);
+	return 0;
+
+ err_unmap:
+	if (host->cmd_va)
+		iounmap(host->cmd_va);
+	if (host->data_va)
+		iounmap(host->data_va);
+	if (host->addr_va)
+		iounmap(host->addr_va);
+ err:
+	kfree(host);
+	return ret;
+}
+
+/*
+ * Clean up routine
+ */
+static int nomadik_nand_remove(struct platform_device *pdev)
+{
+	struct nomadik_nand_host *host = platform_get_drvdata(pdev);
+	struct nomadik_nand_platform_data *pdata = pdev->dev.platform_data;
+
+	if (pdata->exit)
+		pdata->exit();
+
+	if (host) {
+		iounmap(host->cmd_va);
+		iounmap(host->data_va);
+		iounmap(host->addr_va);
+		kfree(host);
+	}
+	return 0;
+}
+
+static int nomadik_nand_suspend(struct device *dev)
+{
+	struct nomadik_nand_host *host = dev_get_drvdata(dev);
+	int ret = 0;
+	if (host)
+		ret = host->mtd.suspend(&host->mtd);
+	return ret;
+}
+
+static int nomadik_nand_resume(struct device *dev)
+{
+	struct nomadik_nand_host *host = dev_get_drvdata(dev);
+	if (host)
+		host->mtd.resume(&host->mtd);
+	return 0;
+}
+
+static struct dev_pm_ops nomadik_nand_pm_ops = {
+	.suspend = nomadik_nand_suspend,
+	.resume = nomadik_nand_resume,
+};
+
+static struct platform_driver nomadik_nand_driver = {
+	.probe = nomadik_nand_probe,
+	.remove = nomadik_nand_remove,
+	.driver = {
+		.owner = THIS_MODULE,
+		.name = "nomadik_nand",
+		.pm = &nomadik_nand_pm_ops,
+	},
+};
+
+static int __init nand_nomadik_init(void)
+{
+	pr_info("Nomadik NAND driver\n");
+	return platform_driver_register(&nomadik_nand_driver);
+}
+
+static void __exit nand_nomadik_exit(void)
+{
+	platform_driver_unregister(&nomadik_nand_driver);
+}
+
+module_init(nand_nomadik_init);
+module_exit(nand_nomadik_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("ST Microelectronics (sachin.verma@st.com)");
+MODULE_DESCRIPTION("NAND driver for Nomadik Platform");
diff --git a/drivers/mtd/nand/omap2.c b/drivers/mtd/nand/omap2.c
index ebd07e95b814..090ab87086b5 100644
--- a/drivers/mtd/nand/omap2.c
+++ b/drivers/mtd/nand/omap2.c
@@ -18,8 +18,7 @@
 #include <linux/mtd/partitions.h>
 #include <linux/io.h>
 
-#include <asm/dma.h>
-
+#include <mach/dma.h>
 #include <mach/gpmc.h>
 #include <mach/nand.h>
 
@@ -112,6 +111,27 @@
 static const char *part_probes[] = { "cmdlinepart", NULL };
 #endif
 
+#ifdef CONFIG_MTD_NAND_OMAP_PREFETCH
+static int use_prefetch = 1;
+
+/* "modprobe ... use_prefetch=0" etc */
+module_param(use_prefetch, bool, 0);
+MODULE_PARM_DESC(use_prefetch, "enable/disable use of PREFETCH");
+
+#ifdef CONFIG_MTD_NAND_OMAP_PREFETCH_DMA
+static int use_dma = 1;
+
+/* "modprobe ... use_dma=0" etc */
+module_param(use_dma, bool, 0);
+MODULE_PARM_DESC(use_dma, "enable/disable use of DMA");
+#else
+const int use_dma;
+#endif
+#else
+const int use_prefetch;
+const int use_dma;
+#endif
+
 struct omap_nand_info {
 	struct nand_hw_control		controller;
 	struct omap_nand_platform_data	*pdata;
@@ -124,6 +144,9 @@ struct omap_nand_info {
 	unsigned long			phys_base;
 	void __iomem			*gpmc_cs_baseaddr;
 	void __iomem			*gpmc_baseaddr;
+	void __iomem			*nand_pref_fifo_add;
+	struct completion		comp;
+	int				dma_ch;
 };
 
 /**
@@ -189,6 +212,38 @@ static void omap_hwcontrol(struct mtd_info *mtd, int cmd, unsigned int ctrl)
 }
 
 /**
+ * omap_read_buf8 - read data from NAND controller into buffer
+ * @mtd: MTD device structure
+ * @buf: buffer to store date
+ * @len: number of bytes to read
+ */
+static void omap_read_buf8(struct mtd_info *mtd, u_char *buf, int len)
+{
+	struct nand_chip *nand = mtd->priv;
+
+	ioread8_rep(nand->IO_ADDR_R, buf, len);
+}
+
+/**
+ * omap_write_buf8 - write buffer to NAND controller
+ * @mtd: MTD device structure
+ * @buf: data buffer
+ * @len: number of bytes to write
+ */
+static void omap_write_buf8(struct mtd_info *mtd, const u_char *buf, int len)
+{
+	struct omap_nand_info *info = container_of(mtd,
+						struct omap_nand_info, mtd);
+	u_char *p = (u_char *)buf;
+
+	while (len--) {
+		iowrite8(*p++, info->nand.IO_ADDR_W);
+		while (GPMC_BUF_EMPTY == (readl(info->gpmc_baseaddr +
+						GPMC_STATUS) & GPMC_BUF_FULL));
+	}
+}
+
+/**
  * omap_read_buf16 - read data from NAND controller into buffer
  * @mtd: MTD device structure
  * @buf: buffer to store date
@@ -198,7 +253,7 @@ static void omap_read_buf16(struct mtd_info *mtd, u_char *buf, int len)
 {
 	struct nand_chip *nand = mtd->priv;
 
-	__raw_readsw(nand->IO_ADDR_R, buf, len / 2);
+	ioread16_rep(nand->IO_ADDR_R, buf, len / 2);
 }
 
 /**
@@ -217,13 +272,242 @@ static void omap_write_buf16(struct mtd_info *mtd, const u_char * buf, int len)
 	len >>= 1;
 
 	while (len--) {
-		writew(*p++, info->nand.IO_ADDR_W);
+		iowrite16(*p++, info->nand.IO_ADDR_W);
 
 		while (GPMC_BUF_EMPTY == (readl(info->gpmc_baseaddr +
 						GPMC_STATUS) & GPMC_BUF_FULL))
 			;
 	}
 }
+
+/**
+ * omap_read_buf_pref - read data from NAND controller into buffer
+ * @mtd: MTD device structure
+ * @buf: buffer to store date
+ * @len: number of bytes to read
+ */
+static void omap_read_buf_pref(struct mtd_info *mtd, u_char *buf, int len)
+{
+	struct omap_nand_info *info = container_of(mtd,
+						struct omap_nand_info, mtd);
+	uint32_t pfpw_status = 0, r_count = 0;
+	int ret = 0;
+	u32 *p = (u32 *)buf;
+
+	/* take care of subpage reads */
+	for (; len % 4 != 0; ) {
+		*buf++ = __raw_readb(info->nand.IO_ADDR_R);
+		len--;
+	}
+	p = (u32 *) buf;
+
+	/* configure and start prefetch transfer */
+	ret = gpmc_prefetch_enable(info->gpmc_cs, 0x0, len, 0x0);
+	if (ret) {
+		/* PFPW engine is busy, use cpu copy method */
+		if (info->nand.options & NAND_BUSWIDTH_16)
+			omap_read_buf16(mtd, buf, len);
+		else
+			omap_read_buf8(mtd, buf, len);
+	} else {
+		do {
+			pfpw_status = gpmc_prefetch_status();
+			r_count = ((pfpw_status >> 24) & 0x7F) >> 2;
+			ioread32_rep(info->nand_pref_fifo_add, p, r_count);
+			p += r_count;
+			len -= r_count << 2;
+		} while (len);
+
+		/* disable and stop the PFPW engine */
+		gpmc_prefetch_reset();
+	}
+}
+
+/**
+ * omap_write_buf_pref - write buffer to NAND controller
+ * @mtd: MTD device structure
+ * @buf: data buffer
+ * @len: number of bytes to write
+ */
+static void omap_write_buf_pref(struct mtd_info *mtd,
+					const u_char *buf, int len)
+{
+	struct omap_nand_info *info = container_of(mtd,
+						struct omap_nand_info, mtd);
+	uint32_t pfpw_status = 0, w_count = 0;
+	int i = 0, ret = 0;
+	u16 *p = (u16 *) buf;
+
+	/* take care of subpage writes */
+	if (len % 2 != 0) {
+		writeb(*buf, info->nand.IO_ADDR_R);
+		p = (u16 *)(buf + 1);
+		len--;
+	}
+
+	/*  configure and start prefetch transfer */
+	ret = gpmc_prefetch_enable(info->gpmc_cs, 0x0, len, 0x1);
+	if (ret) {
+		/* PFPW engine is busy, use cpu copy method */
+		if (info->nand.options & NAND_BUSWIDTH_16)
+			omap_write_buf16(mtd, buf, len);
+		else
+			omap_write_buf8(mtd, buf, len);
+	} else {
+		pfpw_status = gpmc_prefetch_status();
+		while (pfpw_status & 0x3FFF) {
+			w_count = ((pfpw_status >> 24) & 0x7F) >> 1;
+			for (i = 0; (i < w_count) && len; i++, len -= 2)
+				iowrite16(*p++, info->nand_pref_fifo_add);
+			pfpw_status = gpmc_prefetch_status();
+		}
+
+		/* disable and stop the PFPW engine */
+		gpmc_prefetch_reset();
+	}
+}
+
+#ifdef CONFIG_MTD_NAND_OMAP_PREFETCH_DMA
+/*
+ * omap_nand_dma_cb: callback on the completion of dma transfer
+ * @lch: logical channel
+ * @ch_satuts: channel status
+ * @data: pointer to completion data structure
+ */
+static void omap_nand_dma_cb(int lch, u16 ch_status, void *data)
+{
+	complete((struct completion *) data);
+}
+
+/*
+ * omap_nand_dma_transfer: configer and start dma transfer
+ * @mtd: MTD device structure
+ * @addr: virtual address in RAM of source/destination
+ * @len: number of data bytes to be transferred
+ * @is_write: flag for read/write operation
+ */
+static inline int omap_nand_dma_transfer(struct mtd_info *mtd, void *addr,
+					unsigned int len, int is_write)
+{
+	struct omap_nand_info *info = container_of(mtd,
+					struct omap_nand_info, mtd);
+	uint32_t prefetch_status = 0;
+	enum dma_data_direction dir = is_write ? DMA_TO_DEVICE :
+							DMA_FROM_DEVICE;
+	dma_addr_t dma_addr;
+	int ret;
+
+	/* The fifo depth is 64 bytes. We have a sync at each frame and frame
+	 * length is 64 bytes.
+	 */
+	int buf_len = len >> 6;
+
+	if (addr >= high_memory) {
+		struct page *p1;
+
+		if (((size_t)addr & PAGE_MASK) !=
+			((size_t)(addr + len - 1) & PAGE_MASK))
+			goto out_copy;
+		p1 = vmalloc_to_page(addr);
+		if (!p1)
+			goto out_copy;
+		addr = page_address(p1) + ((size_t)addr & ~PAGE_MASK);
+	}
+
+	dma_addr = dma_map_single(&info->pdev->dev, addr, len, dir);
+	if (dma_mapping_error(&info->pdev->dev, dma_addr)) {
+		dev_err(&info->pdev->dev,
+			"Couldn't DMA map a %d byte buffer\n", len);
+		goto out_copy;
+	}
+
+	if (is_write) {
+	    omap_set_dma_dest_params(info->dma_ch, 0, OMAP_DMA_AMODE_CONSTANT,
+						info->phys_base, 0, 0);
+	    omap_set_dma_src_params(info->dma_ch, 0, OMAP_DMA_AMODE_POST_INC,
+							dma_addr, 0, 0);
+	    omap_set_dma_transfer_params(info->dma_ch, OMAP_DMA_DATA_TYPE_S32,
+					0x10, buf_len, OMAP_DMA_SYNC_FRAME,
+					OMAP24XX_DMA_GPMC, OMAP_DMA_DST_SYNC);
+	} else {
+	    omap_set_dma_src_params(info->dma_ch, 0, OMAP_DMA_AMODE_CONSTANT,
+						info->phys_base, 0, 0);
+	    omap_set_dma_dest_params(info->dma_ch, 0, OMAP_DMA_AMODE_POST_INC,
+							dma_addr, 0, 0);
+	    omap_set_dma_transfer_params(info->dma_ch, OMAP_DMA_DATA_TYPE_S32,
+					0x10, buf_len, OMAP_DMA_SYNC_FRAME,
+					OMAP24XX_DMA_GPMC, OMAP_DMA_SRC_SYNC);
+	}
+	/*  configure and start prefetch transfer */
+	ret = gpmc_prefetch_enable(info->gpmc_cs, 0x1, len, is_write);
+	if (ret)
+		/* PFPW engine is busy, use cpu copy methode */
+		goto out_copy;
+
+	init_completion(&info->comp);
+
+	omap_start_dma(info->dma_ch);
+
+	/* setup and start DMA using dma_addr */
+	wait_for_completion(&info->comp);
+
+	while (0x3fff & (prefetch_status = gpmc_prefetch_status()))
+		;
+	/* disable and stop the PFPW engine */
+	gpmc_prefetch_reset();
+
+	dma_unmap_single(&info->pdev->dev, dma_addr, len, dir);
+	return 0;
+
+out_copy:
+	if (info->nand.options & NAND_BUSWIDTH_16)
+		is_write == 0 ? omap_read_buf16(mtd, (u_char *) addr, len)
+			: omap_write_buf16(mtd, (u_char *) addr, len);
+	else
+		is_write == 0 ? omap_read_buf8(mtd, (u_char *) addr, len)
+			: omap_write_buf8(mtd, (u_char *) addr, len);
+	return 0;
+}
+#else
+static void omap_nand_dma_cb(int lch, u16 ch_status, void *data) {}
+static inline int omap_nand_dma_transfer(struct mtd_info *mtd, void *addr,
+					unsigned int len, int is_write)
+{
+	return 0;
+}
+#endif
+
+/**
+ * omap_read_buf_dma_pref - read data from NAND controller into buffer
+ * @mtd: MTD device structure
+ * @buf: buffer to store date
+ * @len: number of bytes to read
+ */
+static void omap_read_buf_dma_pref(struct mtd_info *mtd, u_char *buf, int len)
+{
+	if (len <= mtd->oobsize)
+		omap_read_buf_pref(mtd, buf, len);
+	else
+		/* start transfer in DMA mode */
+		omap_nand_dma_transfer(mtd, buf, len, 0x0);
+}
+
+/**
+ * omap_write_buf_dma_pref - write buffer to NAND controller
+ * @mtd: MTD device structure
+ * @buf: data buffer
+ * @len: number of bytes to write
+ */
+static void omap_write_buf_dma_pref(struct mtd_info *mtd,
+					const u_char *buf, int len)
+{
+	if (len <= mtd->oobsize)
+		omap_write_buf_pref(mtd, buf, len);
+	else
+		/* start transfer in DMA mode */
+		omap_nand_dma_transfer(mtd, buf, len, 0x1);
+}
+
 /**
  * omap_verify_buf - Verify chip data against buffer
  * @mtd: MTD device structure
@@ -658,17 +942,12 @@ static int __devinit omap_nand_probe(struct platform_device *pdev)
 		err = -ENOMEM;
 		goto out_release_mem_region;
 	}
+
 	info->nand.controller = &info->controller;
 
 	info->nand.IO_ADDR_W = info->nand.IO_ADDR_R;
 	info->nand.cmd_ctrl  = omap_hwcontrol;
 
-	/* REVISIT:  only supports 16-bit NAND flash */
-
-	info->nand.read_buf   = omap_read_buf16;
-	info->nand.write_buf  = omap_write_buf16;
-	info->nand.verify_buf = omap_verify_buf;
-
 	/*
 	 * If RDY/BSY line is connected to OMAP then use the omap ready
 	 * funcrtion and the generic nand_wait function which reads the status
@@ -689,6 +968,40 @@ static int __devinit omap_nand_probe(struct platform_device *pdev)
 								== 0x1000)
 		info->nand.options  |= NAND_BUSWIDTH_16;
 
+	if (use_prefetch) {
+		/* copy the virtual address of nand base for fifo access */
+		info->nand_pref_fifo_add = info->nand.IO_ADDR_R;
+
+		info->nand.read_buf   = omap_read_buf_pref;
+		info->nand.write_buf  = omap_write_buf_pref;
+		if (use_dma) {
+			err = omap_request_dma(OMAP24XX_DMA_GPMC, "NAND",
+				omap_nand_dma_cb, &info->comp, &info->dma_ch);
+			if (err < 0) {
+				info->dma_ch = -1;
+				printk(KERN_WARNING "DMA request failed."
+					" Non-dma data transfer mode\n");
+			} else {
+				omap_set_dma_dest_burst_mode(info->dma_ch,
+						OMAP_DMA_DATA_BURST_16);
+				omap_set_dma_src_burst_mode(info->dma_ch,
+						OMAP_DMA_DATA_BURST_16);
+
+				info->nand.read_buf   = omap_read_buf_dma_pref;
+				info->nand.write_buf  = omap_write_buf_dma_pref;
+			}
+		}
+	} else {
+		if (info->nand.options & NAND_BUSWIDTH_16) {
+			info->nand.read_buf   = omap_read_buf16;
+			info->nand.write_buf  = omap_write_buf16;
+		} else {
+			info->nand.read_buf   = omap_read_buf8;
+			info->nand.write_buf  = omap_write_buf8;
+		}
+	}
+	info->nand.verify_buf = omap_verify_buf;
+
 #ifdef CONFIG_MTD_NAND_OMAP_HWECC
 	info->nand.ecc.bytes		= 3;
 	info->nand.ecc.size		= 512;
@@ -744,9 +1057,12 @@ static int omap_nand_remove(struct platform_device *pdev)
 	struct omap_nand_info *info = mtd->priv;
 
 	platform_set_drvdata(pdev, NULL);
+	if (use_dma)
+		omap_free_dma(info->dma_ch);
+
 	/* Release NAND device, its internal structures and partitions */
 	nand_release(&info->mtd);
-	iounmap(info->nand.IO_ADDR_R);
+	iounmap(info->nand_pref_fifo_add);
 	kfree(&info->mtd);
 	return 0;
 }
@@ -763,6 +1079,15 @@ static struct platform_driver omap_nand_driver = {
 static int __init omap_nand_init(void)
 {
 	printk(KERN_INFO "%s driver initializing\n", DRIVER_NAME);
+
+	/* This check is required if driver is being
+	 * loaded run time as a module
+	 */
+	if ((1 == use_dma) && (0 == use_prefetch)) {
+		printk(KERN_INFO"Wrong parameters: 'use_dma' can not be 1 "
+				"without use_prefetch'. Prefetch will not be"
+				" used in either mode (mpu or dma)\n");
+	}
 	return platform_driver_register(&omap_nand_driver);
 }
 
diff --git a/drivers/mtd/nand/orion_nand.c b/drivers/mtd/nand/orion_nand.c
index 0d9d4bc9c762..f59c07427af3 100644
--- a/drivers/mtd/nand/orion_nand.c
+++ b/drivers/mtd/nand/orion_nand.c
@@ -171,7 +171,6 @@ static int __devexit orion_nand_remove(struct platform_device *pdev)
 }
 
 static struct platform_driver orion_nand_driver = {
-	.probe		= orion_nand_probe,
 	.remove		= __devexit_p(orion_nand_remove),
 	.driver		= {
 		.name	= "orion_nand",
@@ -181,7 +180,7 @@ static struct platform_driver orion_nand_driver = {
 
 static int __init orion_nand_init(void)
 {
-	return platform_driver_register(&orion_nand_driver);
+	return platform_driver_probe(&orion_nand_driver, orion_nand_probe);
 }
 
 static void __exit orion_nand_exit(void)
diff --git a/drivers/mtd/nand/pxa3xx_nand.c b/drivers/mtd/nand/pxa3xx_nand.c
index 30a8ce6d3e69..6ea520ae2410 100644
--- a/drivers/mtd/nand/pxa3xx_nand.c
+++ b/drivers/mtd/nand/pxa3xx_nand.c
@@ -102,6 +102,7 @@ enum {
 	ERR_SENDCMD	= -2,
 	ERR_DBERR	= -3,
 	ERR_BBERR	= -4,
+	ERR_SBERR	= -5,
 };
 
 enum {
@@ -564,11 +565,13 @@ static irqreturn_t pxa3xx_nand_irq(int irq, void *devid)
 
 	status = nand_readl(info, NDSR);
 
-	if (status & (NDSR_RDDREQ | NDSR_DBERR)) {
+	if (status & (NDSR_RDDREQ | NDSR_DBERR | NDSR_SBERR)) {
 		if (status & NDSR_DBERR)
 			info->retcode = ERR_DBERR;
+		else if (status & NDSR_SBERR)
+			info->retcode = ERR_SBERR;
 
-		disable_int(info, NDSR_RDDREQ | NDSR_DBERR);
+		disable_int(info, NDSR_RDDREQ | NDSR_DBERR | NDSR_SBERR);
 
 		if (info->use_dma) {
 			info->state = STATE_DMA_READING;
@@ -670,7 +673,7 @@ static void pxa3xx_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
 		if (prepare_read_prog_cmd(info, cmdset->read1, column, page_addr))
 			break;
 
-		pxa3xx_nand_do_cmd(info, NDSR_RDDREQ | NDSR_DBERR);
+		pxa3xx_nand_do_cmd(info, NDSR_RDDREQ | NDSR_DBERR | NDSR_SBERR);
 
 		/* We only are OOB, so if the data has error, does not matter */
 		if (info->retcode == ERR_DBERR)
@@ -687,7 +690,7 @@ static void pxa3xx_nand_cmdfunc(struct mtd_info *mtd, unsigned command,
 		if (prepare_read_prog_cmd(info, cmdset->read1, column, page_addr))
 			break;
 
-		pxa3xx_nand_do_cmd(info, NDSR_RDDREQ | NDSR_DBERR);
+		pxa3xx_nand_do_cmd(info, NDSR_RDDREQ | NDSR_DBERR | NDSR_SBERR);
 
 		if (info->retcode == ERR_DBERR) {
 			/* for blank page (all 0xff), HW will calculate its ECC as
@@ -861,8 +864,12 @@ static int pxa3xx_nand_ecc_correct(struct mtd_info *mtd,
 	 * consider it as a ecc error which will tell the caller the
 	 * read fail We have distinguish all the errors, but the
 	 * nand_read_ecc only check this function return value
+	 *
+	 * Corrected (single-bit) errors must also be noted.
 	 */
-	if (info->retcode != ERR_NONE)
+	if (info->retcode == ERR_SBERR)
+		return 1;
+	else if (info->retcode != ERR_NONE)
 		return -1;
 
 	return 0;
diff --git a/drivers/mtd/nand/sh_flctl.c b/drivers/mtd/nand/sh_flctl.c
index 2bc896623e2d..02bef21f2e4b 100644
--- a/drivers/mtd/nand/sh_flctl.c
+++ b/drivers/mtd/nand/sh_flctl.c
@@ -329,7 +329,7 @@ static void set_cmd_regs(struct mtd_info *mtd, uint32_t cmd, uint32_t flcmcdr_va
 }
 
 static int flctl_read_page_hwecc(struct mtd_info *mtd, struct nand_chip *chip,
-				uint8_t *buf)
+				uint8_t *buf, int page)
 {
 	int i, eccsize = chip->ecc.size;
 	int eccbytes = chip->ecc.bytes;
@@ -857,7 +857,6 @@ static int __exit flctl_remove(struct platform_device *pdev)
 }
 
 static struct platform_driver flctl_driver = {
-	.probe		= flctl_probe,
 	.remove		= flctl_remove,
 	.driver = {
 		.name	= "sh_flctl",
@@ -867,7 +866,7 @@ static struct platform_driver flctl_driver = {
 
 static int __init flctl_nand_init(void)
 {
-	return platform_driver_register(&flctl_driver);
+	return platform_driver_probe(&flctl_driver, flctl_probe);
 }
 
 static void __exit flctl_nand_cleanup(void)
diff --git a/drivers/mtd/nand/tmio_nand.c b/drivers/mtd/nand/tmio_nand.c
index daa6a4c3b8ce..92c73344a669 100644
--- a/drivers/mtd/nand/tmio_nand.c
+++ b/drivers/mtd/nand/tmio_nand.c
@@ -301,6 +301,21 @@ static int tmio_nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat,
 	return 0;
 }
 
+static int tmio_nand_correct_data(struct mtd_info *mtd, unsigned char *buf,
+		unsigned char *read_ecc, unsigned char *calc_ecc)
+{
+	int r0, r1;
+
+	/* assume ecc.size = 512 and ecc.bytes = 6 */
+	r0 = __nand_correct_data(buf, read_ecc, calc_ecc, 256);
+	if (r0 < 0)
+		return r0;
+	r1 = __nand_correct_data(buf + 256, read_ecc + 3, calc_ecc + 3, 256);
+	if (r1 < 0)
+		return r1;
+	return r0 + r1;
+}
+
 static int tmio_hw_init(struct platform_device *dev, struct tmio_nand *tmio)
 {
 	struct mfd_cell *cell = (struct mfd_cell *)dev->dev.platform_data;
@@ -424,7 +439,7 @@ static int tmio_probe(struct platform_device *dev)
 	nand_chip->ecc.bytes = 6;
 	nand_chip->ecc.hwctl = tmio_nand_enable_hwecc;
 	nand_chip->ecc.calculate = tmio_nand_calculate_ecc;
-	nand_chip->ecc.correct = nand_correct_data;
+	nand_chip->ecc.correct = tmio_nand_correct_data;
 
 	if (data)
 		nand_chip->badblock_pattern = data->badblock_pattern;
diff --git a/drivers/mtd/nand/txx9ndfmc.c b/drivers/mtd/nand/txx9ndfmc.c
index 488088eff2ca..73af8324d0d0 100644
--- a/drivers/mtd/nand/txx9ndfmc.c
+++ b/drivers/mtd/nand/txx9ndfmc.c
@@ -189,18 +189,43 @@ static int txx9ndfmc_calculate_ecc(struct mtd_info *mtd, const uint8_t *dat,
 				   uint8_t *ecc_code)
 {
 	struct platform_device *dev = mtd_to_platdev(mtd);
+	struct nand_chip *chip = mtd->priv;
+	int eccbytes;
 	u32 mcr = txx9ndfmc_read(dev, TXX9_NDFMCR);
 
 	mcr &= ~TXX9_NDFMCR_ECC_ALL;
 	txx9ndfmc_write(dev, mcr | TXX9_NDFMCR_ECC_OFF, TXX9_NDFMCR);
 	txx9ndfmc_write(dev, mcr | TXX9_NDFMCR_ECC_READ, TXX9_NDFMCR);
-	ecc_code[1] = txx9ndfmc_read(dev, TXX9_NDFDTR);
-	ecc_code[0] = txx9ndfmc_read(dev, TXX9_NDFDTR);
-	ecc_code[2] = txx9ndfmc_read(dev, TXX9_NDFDTR);
+	for (eccbytes = chip->ecc.bytes; eccbytes > 0; eccbytes -= 3) {
+		ecc_code[1] = txx9ndfmc_read(dev, TXX9_NDFDTR);
+		ecc_code[0] = txx9ndfmc_read(dev, TXX9_NDFDTR);
+		ecc_code[2] = txx9ndfmc_read(dev, TXX9_NDFDTR);
+		ecc_code += 3;
+	}
 	txx9ndfmc_write(dev, mcr | TXX9_NDFMCR_ECC_OFF, TXX9_NDFMCR);
 	return 0;
 }
 
+static int txx9ndfmc_correct_data(struct mtd_info *mtd, unsigned char *buf,
+		unsigned char *read_ecc, unsigned char *calc_ecc)
+{
+	struct nand_chip *chip = mtd->priv;
+	int eccsize;
+	int corrected = 0;
+	int stat;
+
+	for (eccsize = chip->ecc.size; eccsize > 0; eccsize -= 256) {
+		stat = __nand_correct_data(buf, read_ecc, calc_ecc, 256);
+		if (stat < 0)
+			return stat;
+		corrected += stat;
+		buf += 256;
+		read_ecc += 3;
+		calc_ecc += 3;
+	}
+	return corrected;
+}
+
 static void txx9ndfmc_enable_hwecc(struct mtd_info *mtd, int mode)
 {
 	struct platform_device *dev = mtd_to_platdev(mtd);
@@ -244,6 +269,22 @@ static void txx9ndfmc_initialize(struct platform_device *dev)
 #define TXX9NDFMC_NS_TO_CYC(gbusclk, ns) \
 	DIV_ROUND_UP((ns) * DIV_ROUND_UP(gbusclk, 1000), 1000000)
 
+static int txx9ndfmc_nand_scan(struct mtd_info *mtd)
+{
+	struct nand_chip *chip = mtd->priv;
+	int ret;
+
+	ret = nand_scan_ident(mtd, 1);
+	if (!ret) {
+		if (mtd->writesize >= 512) {
+			chip->ecc.size = mtd->writesize;
+			chip->ecc.bytes = 3 * (mtd->writesize / 256);
+		}
+		ret = nand_scan_tail(mtd);
+	}
+	return ret;
+}
+
 static int __init txx9ndfmc_probe(struct platform_device *dev)
 {
 	struct txx9ndfmc_platform_data *plat = dev->dev.platform_data;
@@ -321,9 +362,10 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
 		chip->cmd_ctrl = txx9ndfmc_cmd_ctrl;
 		chip->dev_ready = txx9ndfmc_dev_ready;
 		chip->ecc.calculate = txx9ndfmc_calculate_ecc;
-		chip->ecc.correct = nand_correct_data;
+		chip->ecc.correct = txx9ndfmc_correct_data;
 		chip->ecc.hwctl = txx9ndfmc_enable_hwecc;
 		chip->ecc.mode = NAND_ECC_HW;
+		/* txx9ndfmc_nand_scan will overwrite ecc.size and ecc.bytes */
 		chip->ecc.size = 256;
 		chip->ecc.bytes = 3;
 		chip->chip_delay = 100;
@@ -349,7 +391,7 @@ static int __init txx9ndfmc_probe(struct platform_device *dev)
 		if (plat->wide_mask & (1 << i))
 			chip->options |= NAND_BUSWIDTH_16;
 
-		if (nand_scan(mtd, 1)) {
+		if (txx9ndfmc_nand_scan(mtd)) {
 			kfree(txx9_priv->mtdname);
 			kfree(txx9_priv);
 			continue;
diff --git a/drivers/mtd/nand/w90p910_nand.c b/drivers/mtd/nand/w90p910_nand.c
new file mode 100644
index 000000000000..7680e731348a
--- /dev/null
+++ b/drivers/mtd/nand/w90p910_nand.c
@@ -0,0 +1,382 @@
+/*
+ * Copyright (c) 2009 Nuvoton technology corporation.
+ *
+ * Wan ZongShun <mcuos.com@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation;version 2 of the License.
+ *
+ */
+
+#include <linux/slab.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/clk.h>
+#include <linux/err.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/nand.h>
+#include <linux/mtd/partitions.h>
+
+#define REG_FMICSR   	0x00
+#define REG_SMCSR    	0xa0
+#define REG_SMISR    	0xac
+#define REG_SMCMD    	0xb0
+#define REG_SMADDR   	0xb4
+#define REG_SMDATA   	0xb8
+
+#define RESET_FMI	0x01
+#define NAND_EN		0x08
+#define READYBUSY	(0x01 << 18)
+
+#define SWRST		0x01
+#define PSIZE		(0x01 << 3)
+#define DMARWEN		(0x03 << 1)
+#define BUSWID		(0x01 << 4)
+#define ECC4EN		(0x01 << 5)
+#define WP		(0x01 << 24)
+#define NANDCS		(0x01 << 25)
+#define ENDADDR		(0x01 << 31)
+
+#define read_data_reg(dev)		\
+	__raw_readl((dev)->reg + REG_SMDATA)
+
+#define write_data_reg(dev, val)	\
+	__raw_writel((val), (dev)->reg + REG_SMDATA)
+
+#define write_cmd_reg(dev, val)		\
+	__raw_writel((val), (dev)->reg + REG_SMCMD)
+
+#define write_addr_reg(dev, val)	\
+	__raw_writel((val), (dev)->reg + REG_SMADDR)
+
+struct w90p910_nand {
+	struct mtd_info mtd;
+	struct nand_chip chip;
+	void __iomem *reg;
+	struct clk *clk;
+	spinlock_t lock;
+};
+
+static const struct mtd_partition partitions[] = {
+	{
+	 .name = "NAND FS 0",
+	 .offset = 0,
+	 .size = 8 * 1024 * 1024
+	},
+	{
+	 .name = "NAND FS 1",
+	 .offset = MTDPART_OFS_APPEND,
+	 .size = MTDPART_SIZ_FULL
+	}
+};
+
+static unsigned char w90p910_nand_read_byte(struct mtd_info *mtd)
+{
+	unsigned char ret;
+	struct w90p910_nand *nand;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	ret = (unsigned char)read_data_reg(nand);
+
+	return ret;
+}
+
+static void w90p910_nand_read_buf(struct mtd_info *mtd,
+						unsigned char *buf, int len)
+{
+	int i;
+	struct w90p910_nand *nand;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	for (i = 0; i < len; i++)
+		buf[i] = (unsigned char)read_data_reg(nand);
+}
+
+static void w90p910_nand_write_buf(struct mtd_info *mtd,
+					const unsigned char *buf, int len)
+{
+	int i;
+	struct w90p910_nand *nand;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	for (i = 0; i < len; i++)
+		write_data_reg(nand, buf[i]);
+}
+
+static int w90p910_verify_buf(struct mtd_info *mtd,
+					const unsigned char *buf, int len)
+{
+	int i;
+	struct w90p910_nand *nand;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	for (i = 0; i < len; i++) {
+		if (buf[i] != (unsigned char)read_data_reg(nand))
+			return -EFAULT;
+	}
+
+	return 0;
+}
+
+static int w90p910_check_rb(struct w90p910_nand *nand)
+{
+	unsigned int val;
+	spin_lock(&nand->lock);
+	val = __raw_readl(REG_SMISR);
+	val &= READYBUSY;
+	spin_unlock(&nand->lock);
+
+	return val;
+}
+
+static int w90p910_nand_devready(struct mtd_info *mtd)
+{
+	struct w90p910_nand *nand;
+	int ready;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	ready = (w90p910_check_rb(nand)) ? 1 : 0;
+	return ready;
+}
+
+static void w90p910_nand_command_lp(struct mtd_info *mtd,
+			unsigned int command, int column, int page_addr)
+{
+	register struct nand_chip *chip = mtd->priv;
+	struct w90p910_nand *nand;
+
+	nand = container_of(mtd, struct w90p910_nand, mtd);
+
+	if (command == NAND_CMD_READOOB) {
+		column += mtd->writesize;
+		command = NAND_CMD_READ0;
+	}
+
+	write_cmd_reg(nand, command & 0xff);
+
+	if (column != -1 || page_addr != -1) {
+
+		if (column != -1) {
+			if (chip->options & NAND_BUSWIDTH_16)
+				column >>= 1;
+			write_addr_reg(nand, column);
+			write_addr_reg(nand, column >> 8 | ENDADDR);
+		}
+		if (page_addr != -1) {
+			write_addr_reg(nand, page_addr);
+
+			if (chip->chipsize > (128 << 20)) {
+				write_addr_reg(nand, page_addr >> 8);
+				write_addr_reg(nand, page_addr >> 16 | ENDADDR);
+			} else {
+				write_addr_reg(nand, page_addr >> 8 | ENDADDR);
+			}
+		}
+	}
+
+	switch (command) {
+	case NAND_CMD_CACHEDPROG:
+	case NAND_CMD_PAGEPROG:
+	case NAND_CMD_ERASE1:
+	case NAND_CMD_ERASE2:
+	case NAND_CMD_SEQIN:
+	case NAND_CMD_RNDIN:
+	case NAND_CMD_STATUS:
+	case NAND_CMD_DEPLETE1:
+		return;
+
+	case NAND_CMD_STATUS_ERROR:
+	case NAND_CMD_STATUS_ERROR0:
+	case NAND_CMD_STATUS_ERROR1:
+	case NAND_CMD_STATUS_ERROR2:
+	case NAND_CMD_STATUS_ERROR3:
+		udelay(chip->chip_delay);
+		return;
+
+	case NAND_CMD_RESET:
+		if (chip->dev_ready)
+			break;
+		udelay(chip->chip_delay);
+
+		write_cmd_reg(nand, NAND_CMD_STATUS);
+		write_cmd_reg(nand, command);
+
+		while (!w90p910_check_rb(nand))
+			;
+
+		return;
+
+	case NAND_CMD_RNDOUT:
+		write_cmd_reg(nand, NAND_CMD_RNDOUTSTART);
+		return;
+
+	case NAND_CMD_READ0:
+
+		write_cmd_reg(nand, NAND_CMD_READSTART);
+	default:
+
+		if (!chip->dev_ready) {
+			udelay(chip->chip_delay);
+			return;
+		}
+	}
+
+	/* Apply this short delay always to ensure that we do wait tWB in
+	 * any case on any machine. */
+	ndelay(100);
+
+	while (!chip->dev_ready(mtd))
+		;
+}
+
+
+static void w90p910_nand_enable(struct w90p910_nand *nand)
+{
+	unsigned int val;
+	spin_lock(&nand->lock);
+	__raw_writel(RESET_FMI, (nand->reg + REG_FMICSR));
+
+	val = __raw_readl(nand->reg + REG_FMICSR);
+
+	if (!(val & NAND_EN))
+		__raw_writel(val | NAND_EN, REG_FMICSR);
+
+	val = __raw_readl(nand->reg + REG_SMCSR);
+
+	val &= ~(SWRST|PSIZE|DMARWEN|BUSWID|ECC4EN|NANDCS);
+	val |= WP;
+
+	__raw_writel(val, nand->reg + REG_SMCSR);
+
+	spin_unlock(&nand->lock);
+}
+
+static int __devinit w90p910_nand_probe(struct platform_device *pdev)
+{
+	struct w90p910_nand *w90p910_nand;
+	struct nand_chip *chip;
+	int retval;
+	struct resource *res;
+
+	retval = 0;
+
+	w90p910_nand = kzalloc(sizeof(struct w90p910_nand), GFP_KERNEL);
+	if (!w90p910_nand)
+		return -ENOMEM;
+	chip = &(w90p910_nand->chip);
+
+	w90p910_nand->mtd.priv	= chip;
+	w90p910_nand->mtd.owner	= THIS_MODULE;
+	spin_lock_init(&w90p910_nand->lock);
+
+	w90p910_nand->clk = clk_get(&pdev->dev, NULL);
+	if (IS_ERR(w90p910_nand->clk)) {
+		retval = -ENOENT;
+		goto fail1;
+	}
+	clk_enable(w90p910_nand->clk);
+
+	chip->cmdfunc		= w90p910_nand_command_lp;
+	chip->dev_ready		= w90p910_nand_devready;
+	chip->read_byte		= w90p910_nand_read_byte;
+	chip->write_buf		= w90p910_nand_write_buf;
+	chip->read_buf		= w90p910_nand_read_buf;
+	chip->verify_buf	= w90p910_verify_buf;
+	chip->chip_delay	= 50;
+	chip->options		= 0;
+	chip->ecc.mode		= NAND_ECC_SOFT;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		retval = -ENXIO;
+		goto fail1;
+	}
+
+	if (!request_mem_region(res->start, resource_size(res), pdev->name)) {
+		retval = -EBUSY;
+		goto fail1;
+	}
+
+	w90p910_nand->reg = ioremap(res->start, resource_size(res));
+	if (!w90p910_nand->reg) {
+		retval = -ENOMEM;
+		goto fail2;
+	}
+
+	w90p910_nand_enable(w90p910_nand);
+
+	if (nand_scan(&(w90p910_nand->mtd), 1)) {
+		retval = -ENXIO;
+		goto fail3;
+	}
+
+	add_mtd_partitions(&(w90p910_nand->mtd), partitions,
+						ARRAY_SIZE(partitions));
+
+	platform_set_drvdata(pdev, w90p910_nand);
+
+	return retval;
+
+fail3:	iounmap(w90p910_nand->reg);
+fail2:	release_mem_region(res->start, resource_size(res));
+fail1:	kfree(w90p910_nand);
+	return retval;
+}
+
+static int __devexit w90p910_nand_remove(struct platform_device *pdev)
+{
+	struct w90p910_nand *w90p910_nand = platform_get_drvdata(pdev);
+	struct resource *res;
+
+	iounmap(w90p910_nand->reg);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	release_mem_region(res->start, resource_size(res));
+
+	clk_disable(w90p910_nand->clk);
+	clk_put(w90p910_nand->clk);
+
+	kfree(w90p910_nand);
+
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver w90p910_nand_driver = {
+	.probe		= w90p910_nand_probe,
+	.remove		= __devexit_p(w90p910_nand_remove),
+	.driver		= {
+		.name	= "w90p910-fmi",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init w90p910_nand_init(void)
+{
+	return platform_driver_register(&w90p910_nand_driver);
+}
+
+static void __exit w90p910_nand_exit(void)
+{
+	platform_driver_unregister(&w90p910_nand_driver);
+}
+
+module_init(w90p910_nand_init);
+module_exit(w90p910_nand_exit);
+
+MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
+MODULE_DESCRIPTION("w90p910 nand driver!");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:w90p910-fmi");
diff --git a/drivers/mtd/ofpart.c b/drivers/mtd/ofpart.c
index 3e164f0c9295..62d6a78c4eee 100644
--- a/drivers/mtd/ofpart.c
+++ b/drivers/mtd/ofpart.c
@@ -46,21 +46,12 @@ int __devinit of_mtd_parse_partitions(struct device *dev,
 		const u32 *reg;
 		int len;
 
-		/* check if this is a partition node */
-		partname = of_get_property(pp, "name", &len);
-		if (strcmp(partname, "partition") != 0) {
+		reg = of_get_property(pp, "reg", &len);
+		if (!reg) {
 			nr_parts--;
 			continue;
 		}
 
-		reg = of_get_property(pp, "reg", &len);
-		if (!reg || (len != 2 * sizeof(u32))) {
-			of_node_put(pp);
-			dev_err(dev, "Invalid 'reg' on %s\n", node->full_name);
-			kfree(*pparts);
-			*pparts = NULL;
-			return -EINVAL;
-		}
 		(*pparts)[i].offset = reg[0];
 		(*pparts)[i].size = reg[1];
 
@@ -75,6 +66,14 @@ int __devinit of_mtd_parse_partitions(struct device *dev,
 		i++;
 	}
 
+	if (!i) {
+		of_node_put(pp);
+		dev_err(dev, "No valid partition found on %s\n", node->full_name);
+		kfree(*pparts);
+		*pparts = NULL;
+		return -EINVAL;
+	}
+
 	return nr_parts;
 }
 EXPORT_SYMBOL(of_mtd_parse_partitions);
diff --git a/drivers/mtd/onenand/Kconfig b/drivers/mtd/onenand/Kconfig
index 79fa79e8f8de..a38f580c2bb3 100644
--- a/drivers/mtd/onenand/Kconfig
+++ b/drivers/mtd/onenand/Kconfig
@@ -5,6 +5,7 @@
 menuconfig MTD_ONENAND
 	tristate "OneNAND Device Support"
 	depends on MTD
+	select MTD_PARTITIONS
 	help
 	  This enables support for accessing all type of OneNAND flash
 	  devices. For further information see
@@ -23,7 +24,6 @@ config MTD_ONENAND_VERIFY_WRITE
 
 config MTD_ONENAND_GENERIC
 	tristate "OneNAND Flash device via platform device driver"
-	depends on ARM
 	help
 	  Support for OneNAND flash via platform device driver.
 
@@ -66,7 +66,6 @@ config MTD_ONENAND_2X_PROGRAM
 
 config MTD_ONENAND_SIM
 	tristate "OneNAND simulator support"
-	depends on MTD_PARTITIONS
 	help
 	  The simulator may simulate various OneNAND flash chips for the
 	  OneNAND MTD layer.
diff --git a/drivers/mtd/onenand/generic.c b/drivers/mtd/onenand/generic.c
index 3a496c33fb52..e78914938c5c 100644
--- a/drivers/mtd/onenand/generic.c
+++ b/drivers/mtd/onenand/generic.c
@@ -19,12 +19,16 @@
 #include <linux/mtd/mtd.h>
 #include <linux/mtd/onenand.h>
 #include <linux/mtd/partitions.h>
-
 #include <asm/io.h>
-#include <asm/mach/flash.h>
-
-#define DRIVER_NAME	"onenand"
 
+/*
+ * Note: Driver name and platform data format have been updated!
+ *
+ * This version of the driver is named "onenand-flash" and takes struct
+ * onenand_platform_data as platform data. The old ARM-specific version
+ * with the name "onenand" used to take struct flash_platform_data.
+ */
+#define DRIVER_NAME	"onenand-flash"
 
 #ifdef CONFIG_MTD_PARTITIONS
 static const char *part_probes[] = { "cmdlinepart", NULL,  };
@@ -39,16 +43,16 @@ struct onenand_info {
 static int __devinit generic_onenand_probe(struct platform_device *pdev)
 {
 	struct onenand_info *info;
-	struct flash_platform_data *pdata = pdev->dev.platform_data;
+	struct onenand_platform_data *pdata = pdev->dev.platform_data;
 	struct resource *res = pdev->resource;
-	unsigned long size = res->end - res->start + 1;
+	unsigned long size = resource_size(res);
 	int err;
 
 	info = kzalloc(sizeof(struct onenand_info), GFP_KERNEL);
 	if (!info)
 		return -ENOMEM;
 
-	if (!request_mem_region(res->start, size, pdev->dev.driver->name)) {
+	if (!request_mem_region(res->start, size, dev_name(&pdev->dev))) {
 		err = -EBUSY;
 		goto out_free_info;
 	}
@@ -59,7 +63,7 @@ static int __devinit generic_onenand_probe(struct platform_device *pdev)
 		goto out_release_mem_region;
 	}
 
-	info->onenand.mmcontrol = pdata->mmcontrol;
+	info->onenand.mmcontrol = pdata ? pdata->mmcontrol : 0;
 	info->onenand.irq = platform_get_irq(pdev, 0);
 
 	info->mtd.name = dev_name(&pdev->dev);
@@ -75,7 +79,7 @@ static int __devinit generic_onenand_probe(struct platform_device *pdev)
 	err = parse_mtd_partitions(&info->mtd, part_probes, &info->parts, 0);
 	if (err > 0)
 		add_mtd_partitions(&info->mtd, info->parts, err);
-	else if (err <= 0 && pdata->parts)
+	else if (err <= 0 && pdata && pdata->parts)
 		add_mtd_partitions(&info->mtd, pdata->parts, pdata->nr_parts);
 	else
 #endif
@@ -99,7 +103,7 @@ static int __devexit generic_onenand_remove(struct platform_device *pdev)
 {
 	struct onenand_info *info = platform_get_drvdata(pdev);
 	struct resource *res = pdev->resource;
-	unsigned long size = res->end - res->start + 1;
+	unsigned long size = resource_size(res);
 
 	platform_set_drvdata(pdev, NULL);
 
diff --git a/drivers/mtd/onenand/onenand_base.c b/drivers/mtd/onenand/onenand_base.c
index 6e829095ea9d..ff66e4330aa7 100644
--- a/drivers/mtd/onenand/onenand_base.c
+++ b/drivers/mtd/onenand/onenand_base.c
@@ -1191,7 +1191,7 @@ static int onenand_read_ops_nolock(struct mtd_info *mtd, loff_t from,
  			/*
  			 * Chip boundary handling in DDP
  			 * Now we issued chip 1 read and pointed chip 1
- 			 * bufferam so we have to point chip 0 bufferam.
+			 * bufferram so we have to point chip 0 bufferram.
  			 */
  			if (ONENAND_IS_DDP(this) &&
  			    unlikely(from == (this->chipsize >> 1))) {
@@ -1867,8 +1867,8 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to,
 			ONENAND_SET_NEXT_BUFFERRAM(this);
 
 		/*
-		 * 2 PLANE, MLC, and Flex-OneNAND doesn't support
-		 * write-while-programe feature.
+		 * 2 PLANE, MLC, and Flex-OneNAND do not support
+		 * write-while-program feature.
 		 */
 		if (!ONENAND_IS_2PLANE(this) && !first) {
 			ONENAND_SET_PREV_BUFFERRAM(this);
@@ -1879,7 +1879,7 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to,
 			onenand_update_bufferram(mtd, prev, !ret && !prev_subpage);
 			if (ret) {
 				written -= prevlen;
-				printk(KERN_ERR "onenand_write_ops_nolock: write filaed %d\n", ret);
+				printk(KERN_ERR "onenand_write_ops_nolock: write failed %d\n", ret);
 				break;
 			}
 
@@ -1905,7 +1905,7 @@ static int onenand_write_ops_nolock(struct mtd_info *mtd, loff_t to,
 			/* In partial page write we don't update bufferram */
 			onenand_update_bufferram(mtd, to, !ret && !subpage);
 			if (ret) {
-				printk(KERN_ERR "onenand_write_ops_nolock: write filaed %d\n", ret);
+				printk(KERN_ERR "onenand_write_ops_nolock: write failed %d\n", ret);
 				break;
 			}
 
@@ -2201,7 +2201,7 @@ static int onenand_erase(struct mtd_info *mtd, struct erase_info *instr)
 	/* Grab the lock and see if the device is available */
 	onenand_get_device(mtd, FL_ERASING);
 
-	/* Loop throught the pages */
+	/* Loop through the blocks */
 	instr->state = MTD_ERASING;
 
 	while (len) {
@@ -2328,7 +2328,7 @@ static int onenand_default_block_markbad(struct mtd_info *mtd, loff_t ofs)
         if (bbm->bbt)
                 bbm->bbt[block >> 2] |= 0x01 << ((block & 0x03) << 1);
 
-        /* We write two bytes, so we dont have to mess with 16 bit access */
+        /* We write two bytes, so we don't have to mess with 16-bit access */
         ofs += mtd->oobsize + (bbm->badblockpos & ~0x01);
 	/* FIXME : What to do when marking SLC block in partition
 	 * 	   with MLC erasesize? For now, it is not advisable to
@@ -2557,7 +2557,7 @@ static void onenand_unlock_all(struct mtd_info *mtd)
 
 #ifdef CONFIG_MTD_ONENAND_OTP
 
-/* Interal OTP operation */
+/* Internal OTP operation */
 typedef int (*otp_op_t)(struct mtd_info *mtd, loff_t form, size_t len,
 		size_t *retlen, u_char *buf);
 
@@ -2921,7 +2921,7 @@ static void onenand_check_features(struct mtd_info *mtd)
 		this->options |= ONENAND_HAS_2PLANE;
 
 	case ONENAND_DEVICE_DENSITY_2Gb:
-		/* 2Gb DDP don't have 2 plane */
+		/* 2Gb DDP does not have 2 plane */
 		if (!ONENAND_IS_DDP(this))
 			this->options |= ONENAND_HAS_2PLANE;
 		this->options |= ONENAND_HAS_UNLOCK_ALL;
@@ -3364,7 +3364,7 @@ static int onenand_probe(struct mtd_info *mtd)
 	/* It's real page size */
 	this->writesize = mtd->writesize;
 
-	/* REVIST: Multichip handling */
+	/* REVISIT: Multichip handling */
 
 	if (FLEXONENAND(this))
 		flexonenand_get_size(mtd);
diff --git a/drivers/mtd/tests/mtd_oobtest.c b/drivers/mtd/tests/mtd_oobtest.c
index a18e8d2f2557..5553cd4eab20 100644
--- a/drivers/mtd/tests/mtd_oobtest.c
+++ b/drivers/mtd/tests/mtd_oobtest.c
@@ -512,7 +512,7 @@ static int __init mtd_oobtest_init(void)
 		goto out;
 
 	addr0 = 0;
-	for (i = 0; bbt[i] && i < ebcnt; ++i)
+	for (i = 0; i < ebcnt && bbt[i]; ++i)
 		addr0 += mtd->erasesize;
 
 	/* Attempt to write off end of OOB */
diff --git a/drivers/mtd/tests/mtd_pagetest.c b/drivers/mtd/tests/mtd_pagetest.c
index 9648818b9e2c..103cac480fee 100644
--- a/drivers/mtd/tests/mtd_pagetest.c
+++ b/drivers/mtd/tests/mtd_pagetest.c
@@ -116,11 +116,11 @@ static int verify_eraseblock(int ebnum)
 	loff_t addr = ebnum * mtd->erasesize;
 
 	addr0 = 0;
-	for (i = 0; bbt[i] && i < ebcnt; ++i)
+	for (i = 0; i < ebcnt && bbt[i]; ++i)
 		addr0 += mtd->erasesize;
 
 	addrn = mtd->size;
-	for (i = 0; bbt[ebcnt - i - 1] && i < ebcnt; ++i)
+	for (i = 0; i < ebcnt && bbt[ebcnt - i - 1]; ++i)
 		addrn -= mtd->erasesize;
 
 	set_random_data(writebuf, mtd->erasesize);
@@ -219,11 +219,11 @@ static int crosstest(void)
 	memset(pp1, 0, pgsize * 4);
 
 	addr0 = 0;
-	for (i = 0; bbt[i] && i < ebcnt; ++i)
+	for (i = 0; i < ebcnt && bbt[i]; ++i)
 		addr0 += mtd->erasesize;
 
 	addrn = mtd->size;
-	for (i = 0; bbt[ebcnt - i - 1] && i < ebcnt; ++i)
+	for (i = 0; i < ebcnt && bbt[ebcnt - i - 1]; ++i)
 		addrn -= mtd->erasesize;
 
 	/* Read 2nd-to-last page to pp1 */
@@ -317,7 +317,7 @@ static int erasecrosstest(void)
 
 	ebnum = 0;
 	addr0 = 0;
-	for (i = 0; bbt[i] && i < ebcnt; ++i) {
+	for (i = 0; i < ebcnt && bbt[i]; ++i) {
 		addr0 += mtd->erasesize;
 		ebnum += 1;
 	}
@@ -413,7 +413,7 @@ static int erasetest(void)
 
 	ebnum = 0;
 	addr0 = 0;
-	for (i = 0; bbt[i] && i < ebcnt; ++i) {
+	for (i = 0; i < ebcnt && bbt[i]; ++i) {
 		addr0 += mtd->erasesize;
 		ebnum += 1;
 	}
diff --git a/drivers/mtd/ubi/build.c b/drivers/mtd/ubi/build.c
index e1f7d0a78b9d..14cec04c34f9 100644
--- a/drivers/mtd/ubi/build.c
+++ b/drivers/mtd/ubi/build.c
@@ -42,6 +42,7 @@
 #include <linux/log2.h>
 #include <linux/kthread.h>
 #include <linux/reboot.h>
+#include <linux/kernel.h>
 #include "ubi.h"
 
 /* Maximum length of the 'mtd=' parameter */
@@ -1257,7 +1258,7 @@ static int __init bytes_str_to_int(const char *str)
 	unsigned long result;
 
 	result = simple_strtoul(str, &endp, 0);
-	if (str == endp || result < 0) {
+	if (str == endp || result >= INT_MAX) {
 		printk(KERN_ERR "UBI error: incorrect bytes count: \"%s\"\n",
 		       str);
 		return -EINVAL;
diff --git a/drivers/mtd/ubi/debug.c b/drivers/mtd/ubi/debug.c
index 54b0186915fb..4876977e52cb 100644
--- a/drivers/mtd/ubi/debug.c
+++ b/drivers/mtd/ubi/debug.c
@@ -196,4 +196,36 @@ void ubi_dbg_dump_mkvol_req(const struct ubi_mkvol_req *req)
 	printk(KERN_DEBUG "\t1st 16 characters of name: %s\n", nm);
 }
 
+/**
+ * ubi_dbg_dump_flash - dump a region of flash.
+ * @ubi: UBI device description object
+ * @pnum: the physical eraseblock number to dump
+ * @offset: the starting offset within the physical eraseblock to dump
+ * @len: the length of the region to dump
+ */
+void ubi_dbg_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len)
+{
+	int err;
+	size_t read;
+	void *buf;
+	loff_t addr = (loff_t)pnum * ubi->peb_size + offset;
+
+	buf = vmalloc(len);
+	if (!buf)
+		return;
+	err = ubi->mtd->read(ubi->mtd, addr, len, &read, buf);
+	if (err && err != -EUCLEAN) {
+		ubi_err("error %d while reading %d bytes from PEB %d:%d, "
+			"read %zd bytes", err, len, pnum, offset, read);
+		goto out;
+	}
+
+	dbg_msg("dumping %d bytes of data from PEB %d, offset %d",
+		len, pnum, offset);
+	print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, 32, 1, buf, len, 1);
+out:
+	vfree(buf);
+	return;
+}
+
 #endif /* CONFIG_MTD_UBI_DEBUG */
diff --git a/drivers/mtd/ubi/debug.h b/drivers/mtd/ubi/debug.h
index a4da7a09b949..f30bcb372c05 100644
--- a/drivers/mtd/ubi/debug.h
+++ b/drivers/mtd/ubi/debug.h
@@ -55,6 +55,7 @@ void ubi_dbg_dump_vtbl_record(const struct ubi_vtbl_record *r, int idx);
 void ubi_dbg_dump_sv(const struct ubi_scan_volume *sv);
 void ubi_dbg_dump_seb(const struct ubi_scan_leb *seb, int type);
 void ubi_dbg_dump_mkvol_req(const struct ubi_mkvol_req *req);
+void ubi_dbg_dump_flash(struct ubi_device *ubi, int pnum, int offset, int len);
 
 #ifdef CONFIG_MTD_UBI_DEBUG_MSG
 /* General debugging messages */
@@ -167,6 +168,7 @@ static inline int ubi_dbg_is_erase_failure(void)
 #define ubi_dbg_dump_sv(sv)              ({})
 #define ubi_dbg_dump_seb(seb, type)      ({})
 #define ubi_dbg_dump_mkvol_req(req)      ({})
+#define ubi_dbg_dump_flash(ubi, pnum, offset, len) ({})
 
 #define UBI_IO_DEBUG               0
 #define DBG_DISABLE_BGT            0
diff --git a/drivers/mtd/ubi/eba.c b/drivers/mtd/ubi/eba.c
index e4d9ef0c965a..9f87c99189a9 100644
--- a/drivers/mtd/ubi/eba.c
+++ b/drivers/mtd/ubi/eba.c
@@ -1065,7 +1065,7 @@ int ubi_eba_copy_leb(struct ubi_device *ubi, int from, int to,
 	}
 
 	/*
-	 * Now we have got to calculate how much data we have to to copy. In
+	 * Now we have got to calculate how much data we have to copy. In
 	 * case of a static volume it is fairly easy - the VID header contains
 	 * the data size. In case of a dynamic volume it is more difficult - we
 	 * have to read the contents, cut 0xFF bytes from the end and copy only
diff --git a/drivers/mtd/ubi/io.c b/drivers/mtd/ubi/io.c
index 4cb69925d8d9..8aa51e7a6a7d 100644
--- a/drivers/mtd/ubi/io.c
+++ b/drivers/mtd/ubi/io.c
@@ -269,6 +269,7 @@ int ubi_io_write(struct ubi_device *ubi, const void *buf, int pnum, int offset,
 		ubi_err("error %d while writing %d bytes to PEB %d:%d, written "
 			"%zd bytes", err, len, pnum, offset, written);
 		ubi_dbg_dump_stack();
+		ubi_dbg_dump_flash(ubi, pnum, offset, len);
 	} else
 		ubi_assert(written == len);
 
@@ -475,30 +476,46 @@ out:
  */
 static int nor_erase_prepare(struct ubi_device *ubi, int pnum)
 {
-	int err;
+	int err, err1;
 	size_t written;
 	loff_t addr;
 	uint32_t data = 0;
+	struct ubi_vid_hdr vid_hdr;
 
-	addr = (loff_t)pnum * ubi->peb_size;
+	addr = (loff_t)pnum * ubi->peb_size + ubi->vid_hdr_aloffset;
 	err = ubi->mtd->write(ubi->mtd, addr, 4, &written, (void *)&data);
-	if (err) {
-		ubi_err("error %d while writing 4 bytes to PEB %d:%d, written "
-			"%zd bytes", err, pnum, 0, written);
-		ubi_dbg_dump_stack();
-		return err;
+	if (!err) {
+		addr -= ubi->vid_hdr_aloffset;
+		err = ubi->mtd->write(ubi->mtd, addr, 4, &written,
+				      (void *)&data);
+		if (!err)
+			return 0;
 	}
 
-	addr += ubi->vid_hdr_aloffset;
-	err = ubi->mtd->write(ubi->mtd, addr, 4, &written, (void *)&data);
-	if (err) {
-		ubi_err("error %d while writing 4 bytes to PEB %d:%d, written "
-			"%zd bytes", err, pnum, ubi->vid_hdr_aloffset, written);
-		ubi_dbg_dump_stack();
-		return err;
-	}
+	/*
+	 * We failed to write to the media. This was observed with Spansion
+	 * S29GL512N NOR flash. Most probably the eraseblock erasure was
+	 * interrupted at a very inappropriate moment, so it became unwritable.
+	 * In this case we probably anyway have garbage in this PEB.
+	 */
+	err1 = ubi_io_read_vid_hdr(ubi, pnum, &vid_hdr, 0);
+	if (err1 == UBI_IO_BAD_VID_HDR)
+		/*
+		 * The VID header is corrupted, so we can safely erase this
+		 * PEB and not afraid that it will be treated as a valid PEB in
+		 * case of an unclean reboot.
+		 */
+		return 0;
 
-	return 0;
+	/*
+	 * The PEB contains a valid VID header, but we cannot invalidate it.
+	 * Supposedly the flash media or the driver is screwed up, so return an
+	 * error.
+	 */
+	ubi_err("cannot invalidate PEB %d, write returned %d read returned %d",
+		pnum, err, err1);
+	ubi_dbg_dump_flash(ubi, pnum, 0, ubi->peb_size);
+	return -EIO;
 }
 
 /**
diff --git a/drivers/mtd/ubi/scan.c b/drivers/mtd/ubi/scan.c
index b847745394b4..90af61a2c3e4 100644
--- a/drivers/mtd/ubi/scan.c
+++ b/drivers/mtd/ubi/scan.c
@@ -75,9 +75,10 @@ static int add_to_list(struct ubi_scan_info *si, int pnum, int ec,
 		dbg_bld("add to free: PEB %d, EC %d", pnum, ec);
 	else if (list == &si->erase)
 		dbg_bld("add to erase: PEB %d, EC %d", pnum, ec);
-	else if (list == &si->corr)
+	else if (list == &si->corr) {
 		dbg_bld("add to corrupted: PEB %d, EC %d", pnum, ec);
-	else if (list == &si->alien)
+		si->corr_count += 1;
+	} else if (list == &si->alien)
 		dbg_bld("add to alien: PEB %d, EC %d", pnum, ec);
 	else
 		BUG();
@@ -793,16 +794,15 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
 		 * number.
 		 */
 		image_seq = be32_to_cpu(ech->image_seq);
-		if (!si->image_seq_set) {
+		if (!ubi->image_seq && image_seq)
 			ubi->image_seq = image_seq;
-			si->image_seq_set = 1;
-		} else if (ubi->image_seq && ubi->image_seq != image_seq) {
+		if (ubi->image_seq && image_seq &&
+		    ubi->image_seq != image_seq) {
 			ubi_err("bad image sequence number %d in PEB %d, "
 				"expected %d", image_seq, pnum, ubi->image_seq);
 			ubi_dbg_dump_ec_hdr(ech);
 			return -EINVAL;
 		}
-
 	}
 
 	/* OK, we've done with the EC header, let's look at the VID header */
@@ -864,7 +864,9 @@ static int process_eb(struct ubi_device *ubi, struct ubi_scan_info *si,
 		}
 	}
 
-	/* Both UBI headers seem to be fine */
+	if (ec_corr)
+		ubi_warn("valid VID header but corrupted EC header at PEB %d",
+			 pnum);
 	err = ubi_scan_add_used(ubi, si, pnum, ec, vidh, bitflips);
 	if (err)
 		return err;
@@ -936,6 +938,19 @@ struct ubi_scan_info *ubi_scan(struct ubi_device *ubi)
 		ubi_msg("empty MTD device detected");
 
 	/*
+	 * Few corrupted PEBs are not a problem and may be just a result of
+	 * unclean reboots. However, many of them may indicate some problems
+	 * with the flash HW or driver. Print a warning in this case.
+	 */
+	if (si->corr_count >= 8 || si->corr_count >= ubi->peb_count / 4) {
+		ubi_warn("%d PEBs are corrupted", si->corr_count);
+		printk(KERN_WARNING "corrupted PEBs are:");
+		list_for_each_entry(seb, &si->corr, u.list)
+			printk(KERN_CONT " %d", seb->pnum);
+		printk(KERN_CONT "\n");
+	}
+
+	/*
 	 * In case of unknown erase counter we use the mean erase counter
 	 * value.
 	 */
diff --git a/drivers/mtd/ubi/scan.h b/drivers/mtd/ubi/scan.h
index 1017cf12def5..ff179ad7ca55 100644
--- a/drivers/mtd/ubi/scan.h
+++ b/drivers/mtd/ubi/scan.h
@@ -102,7 +102,7 @@ struct ubi_scan_volume {
  * @mean_ec: mean erase counter value
  * @ec_sum: a temporary variable used when calculating @mean_ec
  * @ec_count: a temporary variable used when calculating @mean_ec
- * @image_seq_set: indicates @ubi->image_seq is known
+ * @corr_count: count of corrupted PEBs
  *
  * This data structure contains the result of scanning and may be used by other
  * UBI sub-systems to build final UBI data structures, further error-recovery
@@ -125,7 +125,7 @@ struct ubi_scan_info {
 	int mean_ec;
 	uint64_t ec_sum;
 	int ec_count;
-	int image_seq_set;
+	int corr_count;
 };
 
 struct ubi_device;
diff --git a/drivers/mtd/ubi/ubi.h b/drivers/mtd/ubi/ubi.h
index 6a5fe9633783..1af08178defd 100644
--- a/drivers/mtd/ubi/ubi.h
+++ b/drivers/mtd/ubi/ubi.h
@@ -570,7 +570,7 @@ void ubi_do_get_volume_info(struct ubi_device *ubi, struct ubi_volume *vol,
 
 /*
  * ubi_rb_for_each_entry - walk an RB-tree.
- * @rb: a pointer to type 'struct rb_node' to to use as a loop counter
+ * @rb: a pointer to type 'struct rb_node' to use as a loop counter
  * @pos: a pointer to RB-tree entry type to use as a loop counter
  * @root: RB-tree's root
  * @member: the name of the 'struct rb_node' within the RB-tree entry
@@ -579,7 +579,8 @@ void ubi_do_get_volume_info(struct ubi_device *ubi, struct ubi_volume *vol,
 	for (rb = rb_first(root),                                            \
 	     pos = (rb ? container_of(rb, typeof(*pos), member) : NULL);     \
 	     rb;                                                             \
-	     rb = rb_next(rb), pos = container_of(rb, typeof(*pos), member))
+	     rb = rb_next(rb),                                               \
+	     pos = (rb ? container_of(rb, typeof(*pos), member) : NULL))
 
 /**
  * ubi_zalloc_vid_hdr - allocate a volume identifier header object.
diff --git a/drivers/net/3c59x.c b/drivers/net/3c59x.c
index 7adff4d0960d..975e25b19ebe 100644
--- a/drivers/net/3c59x.c
+++ b/drivers/net/3c59x.c
@@ -805,58 +805,54 @@ static void poll_vortex(struct net_device *dev)
 
 #ifdef CONFIG_PM
 
-static int vortex_suspend(struct pci_dev *pdev, pm_message_t state)
+static int vortex_suspend(struct device *dev)
 {
-	struct net_device *dev = pci_get_drvdata(pdev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct net_device *ndev = pci_get_drvdata(pdev);
+
+	if (!ndev || !netif_running(ndev))
+		return 0;
+
+	netif_device_detach(ndev);
+	vortex_down(ndev, 1);
 
-	if (dev && netdev_priv(dev)) {
-		if (netif_running(dev)) {
-			netif_device_detach(dev);
-			vortex_down(dev, 1);
-		}
-		pci_save_state(pdev);
-		pci_enable_wake(pdev, pci_choose_state(pdev, state), 0);
-		free_irq(dev->irq, dev);
-		pci_disable_device(pdev);
-		pci_set_power_state(pdev, pci_choose_state(pdev, state));
-	}
 	return 0;
 }
 
-static int vortex_resume(struct pci_dev *pdev)
+static int vortex_resume(struct device *dev)
 {
-	struct net_device *dev = pci_get_drvdata(pdev);
-	struct vortex_private *vp = netdev_priv(dev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct net_device *ndev = pci_get_drvdata(pdev);
 	int err;
 
-	if (dev && vp) {
-		pci_set_power_state(pdev, PCI_D0);
-		pci_restore_state(pdev);
-		err = pci_enable_device(pdev);
-		if (err) {
-			pr_warning("%s: Could not enable device\n",
-				dev->name);
-			return err;
-		}
-		pci_set_master(pdev);
-		if (request_irq(dev->irq, vp->full_bus_master_rx ?
-				&boomerang_interrupt : &vortex_interrupt, IRQF_SHARED, dev->name, dev)) {
-			pr_warning("%s: Could not reserve IRQ %d\n", dev->name, dev->irq);
-			pci_disable_device(pdev);
-			return -EBUSY;
-		}
-		if (netif_running(dev)) {
-			err = vortex_up(dev);
-			if (err)
-				return err;
-			else
-				netif_device_attach(dev);
-		}
-	}
+	if (!ndev || !netif_running(ndev))
+		return 0;
+
+	err = vortex_up(ndev);
+	if (err)
+		return err;
+
+	netif_device_attach(ndev);
+
 	return 0;
 }
 
-#endif /* CONFIG_PM */
+static struct dev_pm_ops vortex_pm_ops = {
+	.suspend = vortex_suspend,
+	.resume = vortex_resume,
+	.freeze = vortex_suspend,
+	.thaw = vortex_resume,
+	.poweroff = vortex_suspend,
+	.restore = vortex_resume,
+};
+
+#define VORTEX_PM_OPS (&vortex_pm_ops)
+
+#else /* !CONFIG_PM */
+
+#define VORTEX_PM_OPS NULL
+
+#endif /* !CONFIG_PM */
 
 #ifdef CONFIG_EISA
 static struct eisa_device_id vortex_eisa_ids[] = {
@@ -3205,10 +3201,7 @@ static struct pci_driver vortex_driver = {
 	.probe		= vortex_init_one,
 	.remove		= __devexit_p(vortex_remove_one),
 	.id_table	= vortex_pci_tbl,
-#ifdef CONFIG_PM
-	.suspend	= vortex_suspend,
-	.resume		= vortex_resume,
-#endif
+	.driver.pm	= VORTEX_PM_OPS,
 };
 
 
diff --git a/drivers/net/8139cp.c b/drivers/net/8139cp.c
index 462d9f59c53a..83a1922e68e0 100644
--- a/drivers/net/8139cp.c
+++ b/drivers/net/8139cp.c
@@ -87,7 +87,7 @@
 
 /* These identify the driver base version and may not be removed. */
 static char version[] =
-KERN_INFO DRV_NAME ": 10/100 PCI Ethernet driver v" DRV_VERSION " (" DRV_RELDATE ")\n";
+DRV_NAME ": 10/100 PCI Ethernet driver v" DRV_VERSION " (" DRV_RELDATE ")\n";
 
 MODULE_AUTHOR("Jeff Garzik <jgarzik@pobox.com>");
 MODULE_DESCRIPTION("RealTek RTL-8139C+ series 10/100 PCI Ethernet driver");
diff --git a/drivers/net/Kconfig b/drivers/net/Kconfig
index ed5741b2e701..b2f71f79baaf 100644
--- a/drivers/net/Kconfig
+++ b/drivers/net/Kconfig
@@ -975,7 +975,7 @@ config ENC28J60_WRITEVERIFY
 
 config ETHOC
 	tristate "OpenCores 10/100 Mbps Ethernet MAC support"
-	depends on NET_ETHERNET && HAS_IOMEM
+	depends on NET_ETHERNET && HAS_IOMEM && HAS_DMA
 	select MII
 	select PHYLIB
 	select CRC32
@@ -1738,6 +1738,14 @@ config KS8851
        help
          SPI driver for Micrel KS8851 SPI attached network chip.
 
+config KS8851_MLL
+	tristate "Micrel KS8851 MLL"
+	depends on HAS_IOMEM
+	select MII
+	help
+	  This platform driver is for Micrel KS8851 Address/data bus
+	  multiplexed network chip.
+
 config VIA_RHINE
 	tristate "VIA Rhine support"
 	depends on NET_PCI && PCI
@@ -1875,7 +1883,7 @@ config 68360_ENET
 
 config FEC
 	bool "FEC ethernet controller (of ColdFire and some i.MX CPUs)"
-	depends on M523x || M527x || M5272 || M528x || M520x || M532x || MACH_MX27 || ARCH_MX35
+	depends on M523x || M527x || M5272 || M528x || M520x || M532x || MACH_MX27 || ARCH_MX35 || ARCH_MX25
 	help
 	  Say Y here if you want to use the built-in 10/100 Fast ethernet
 	  controller on some Motorola ColdFire and Freescale i.MX processors.
@@ -2475,6 +2483,8 @@ config S6GMAC
 	  To compile this driver as a module, choose M here. The module
 	  will be called s6gmac.
 
+source "drivers/net/stmmac/Kconfig"
+
 endif # NETDEV_1000
 
 #
@@ -3223,4 +3233,12 @@ config VIRTIO_NET
 	  This is the virtual network driver for virtio.  It can be used with
           lguest or QEMU based VMMs (like KVM or Xen).  Say Y or M.
 
+config VMXNET3
+       tristate "VMware VMXNET3 ethernet driver"
+       depends on PCI && X86 && INET
+       help
+         This driver supports VMware's vmxnet3 virtual ethernet NIC.
+         To compile this driver as a module, choose M here: the
+         module will be called vmxnet3.
+
 endif # NETDEVICES
diff --git a/drivers/net/Makefile b/drivers/net/Makefile
index ae8cd30f13d6..246323d7f161 100644
--- a/drivers/net/Makefile
+++ b/drivers/net/Makefile
@@ -2,6 +2,10 @@
 # Makefile for the Linux network (ethercard) device drivers.
 #
 
+obj-$(CONFIG_MII) += mii.o
+obj-$(CONFIG_MDIO) += mdio.o
+obj-$(CONFIG_PHYLIB) += phy/
+
 obj-$(CONFIG_TI_DAVINCI_EMAC) += davinci_emac.o
 
 obj-$(CONFIG_E1000) += e1000/
@@ -26,6 +30,7 @@ obj-$(CONFIG_TEHUTI) += tehuti.o
 obj-$(CONFIG_ENIC) += enic/
 obj-$(CONFIG_JME) += jme.o
 obj-$(CONFIG_BE2NET) += benet/
+obj-$(CONFIG_VMXNET3) += vmxnet3/
 
 gianfar_driver-objs := gianfar.o \
 		gianfar_ethtool.o \
@@ -89,20 +94,18 @@ obj-$(CONFIG_SKY2) += sky2.o
 obj-$(CONFIG_SKFP) += skfp/
 obj-$(CONFIG_KS8842)	+= ks8842.o
 obj-$(CONFIG_KS8851)	+= ks8851.o
+obj-$(CONFIG_KS8851_MLL)	+= ks8851_mll.o
 obj-$(CONFIG_VIA_RHINE) += via-rhine.o
 obj-$(CONFIG_VIA_VELOCITY) += via-velocity.o
 obj-$(CONFIG_ADAPTEC_STARFIRE) += starfire.o
 obj-$(CONFIG_RIONET) += rionet.o
 obj-$(CONFIG_SH_ETH) += sh_eth.o
+obj-$(CONFIG_STMMAC_ETH) += stmmac/
 
 #
 # end link order section
 #
 
-obj-$(CONFIG_MII) += mii.o
-obj-$(CONFIG_MDIO) += mdio.o
-obj-$(CONFIG_PHYLIB) += phy/
-
 obj-$(CONFIG_SUNDANCE) += sundance.o
 obj-$(CONFIG_HAMACHI) += hamachi.o
 obj-$(CONFIG_NET) += Space.o loopback.o
diff --git a/drivers/net/acenic.c b/drivers/net/acenic.c
index 5f0b05c2d71f..d82a9a994753 100644
--- a/drivers/net/acenic.c
+++ b/drivers/net/acenic.c
@@ -1209,7 +1209,8 @@ static int __devinit ace_init(struct net_device *dev)
 	memset(ap->info, 0, sizeof(struct ace_info));
 	memset(ap->skb, 0, sizeof(struct ace_skb));
 
-	if (ace_load_firmware(dev))
+	ecode = ace_load_firmware(dev);
+	if (ecode)
 		goto init_error;
 
 	ap->fw_running = 0;
diff --git a/drivers/net/arcnet/arc-rawmode.c b/drivers/net/arcnet/arc-rawmode.c
index 646dfc5f50c9..8ea9c7545c12 100644
--- a/drivers/net/arcnet/arc-rawmode.c
+++ b/drivers/net/arcnet/arc-rawmode.c
@@ -123,7 +123,6 @@ static void rx(struct net_device *dev, int bufnum,
 	BUGLVL(D_SKB) arcnet_dump_skb(dev, skb, "rx");
 
 	skb->protocol = cpu_to_be16(ETH_P_ARCNET);
-;
 	netif_rx(skb);
 }
 
diff --git a/drivers/net/arcnet/capmode.c b/drivers/net/arcnet/capmode.c
index 083e21094b20..66bcbbb6babc 100644
--- a/drivers/net/arcnet/capmode.c
+++ b/drivers/net/arcnet/capmode.c
@@ -149,7 +149,6 @@ static void rx(struct net_device *dev, int bufnum,
 	BUGLVL(D_SKB) arcnet_dump_skb(dev, skb, "rx");
 
 	skb->protocol = cpu_to_be16(ETH_P_ARCNET);
-;
 	netif_rx(skb);
 }
 
diff --git a/drivers/net/arm/ep93xx_eth.c b/drivers/net/arm/ep93xx_eth.c
index 2be49c817995..b25467ac895c 100644
--- a/drivers/net/arm/ep93xx_eth.c
+++ b/drivers/net/arm/ep93xx_eth.c
@@ -628,15 +628,6 @@ static int ep93xx_open(struct net_device *dev)
 	if (ep93xx_alloc_buffers(ep))
 		return -ENOMEM;
 
-	if (is_zero_ether_addr(dev->dev_addr)) {
-		random_ether_addr(dev->dev_addr);
-		printk(KERN_INFO "%s: generated random MAC address "
-			"%.2x:%.2x:%.2x:%.2x:%.2x:%.2x.\n", dev->name,
-			dev->dev_addr[0], dev->dev_addr[1],
-			dev->dev_addr[2], dev->dev_addr[3],
-			dev->dev_addr[4], dev->dev_addr[5]);
-	}
-
 	napi_enable(&ep->napi);
 
 	if (ep93xx_start_hw(dev)) {
@@ -877,6 +868,9 @@ static int ep93xx_eth_probe(struct platform_device *pdev)
 	ep->mii.mdio_write = ep93xx_mdio_write;
 	ep->mdc_divisor = 40;	/* Max HCLK 100 MHz, min MDIO clk 2.5 MHz.  */
 
+	if (is_zero_ether_addr(dev->dev_addr))
+		random_ether_addr(dev->dev_addr);
+
 	err = register_netdev(dev);
 	if (err) {
 		dev_err(&pdev->dev, "Failed to register netdev\n");
diff --git a/drivers/net/atl1c/atl1c_main.c b/drivers/net/atl1c/atl1c_main.c
index be2c6cfe6e84..1372e9a99f5b 100644
--- a/drivers/net/atl1c/atl1c_main.c
+++ b/drivers/net/atl1c/atl1c_main.c
@@ -2296,7 +2296,7 @@ static int atl1c_suspend(struct pci_dev *pdev, pm_message_t state)
 	u32 ctrl;
 	u32 mac_ctrl_data;
 	u32 master_ctrl_data;
-	u32 wol_ctrl_data;
+	u32 wol_ctrl_data = 0;
 	u16 mii_bmsr_data;
 	u16 save_autoneg_advertised;
 	u16 mii_intr_status_data;
diff --git a/drivers/net/au1000_eth.c b/drivers/net/au1000_eth.c
index fdf5937233fc..3f4b4300f533 100644
--- a/drivers/net/au1000_eth.c
+++ b/drivers/net/au1000_eth.c
@@ -34,6 +34,7 @@
  *
  *
  */
+#include <linux/capability.h>
 #include <linux/dma-mapping.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
@@ -721,7 +722,7 @@ static inline void update_rx_stats(struct net_device *dev, u32 status)
 		ps->rx_errors++;
 		if (status & RX_MISSED_FRAME)
 			ps->rx_missed_errors++;
-		if (status & (RX_OVERLEN | RX_OVERLEN | RX_LEN_ERROR))
+		if (status & (RX_OVERLEN | RX_RUNT | RX_LEN_ERROR))
 			ps->rx_length_errors++;
 		if (status & RX_CRC_ERROR)
 			ps->rx_crc_errors++;
@@ -794,8 +795,6 @@ static int au1000_rx(struct net_device *dev)
 					printk("rx len error\n");
 				if (status & RX_U_CNTRL_FRAME)
 					printk("rx u control frame\n");
-				if (status & RX_MISSED_FRAME)
-					printk("rx miss\n");
 			}
 		}
 		prxd->buff_stat = (u32)(pDB->dma_addr | RX_DMA_ENABLE);
@@ -1089,7 +1088,14 @@ static struct net_device * au1000_probe(int port_num)
 		return NULL;
 	}
 
-	if ((err = register_netdev(dev)) != 0) {
+	dev->base_addr = base;
+	dev->irq = irq;
+	dev->netdev_ops = &au1000_netdev_ops;
+	SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
+	dev->watchdog_timeo = ETH_TX_TIMEOUT;
+
+	err = register_netdev(dev);
+	if (err != 0) {
 		printk(KERN_ERR "%s: Cannot register net device, error %d\n",
 				DRV_NAME, err);
 		free_netdev(dev);
@@ -1210,12 +1216,6 @@ static struct net_device * au1000_probe(int port_num)
 		aup->tx_db_inuse[i] = pDB;
 	}
 
-	dev->base_addr = base;
-	dev->irq = irq;
-	dev->netdev_ops = &au1000_netdev_ops;
-	SET_ETHTOOL_OPS(dev, &au1000_ethtool_ops);
-	dev->watchdog_timeo = ETH_TX_TIMEOUT;
-
 	/*
 	 * The boot code uses the ethernet controller, so reset it to start
 	 * fresh.  au1000_init() expects that the device is in reset state.
diff --git a/drivers/net/b44.c b/drivers/net/b44.c
index e046943ef29d..2a9132343b66 100644
--- a/drivers/net/b44.c
+++ b/drivers/net/b44.c
@@ -912,9 +912,6 @@ static irqreturn_t b44_interrupt(int irq, void *dev_id)
 			bp->istat = istat;
 			__b44_disable_ints(bp);
 			__napi_schedule(&bp->napi);
-		} else {
-			printk(KERN_ERR PFX "%s: Error, poll already scheduled\n",
-			       dev->name);
 		}
 
 irq_ack:
diff --git a/drivers/net/bcm63xx_enet.c b/drivers/net/bcm63xx_enet.c
index 09d270913c50..ba29dc319b34 100644
--- a/drivers/net/bcm63xx_enet.c
+++ b/drivers/net/bcm63xx_enet.c
@@ -90,7 +90,7 @@ static int do_mdio_op(struct bcm_enet_priv *priv, unsigned int data)
 		if (enet_readl(priv, ENET_IR_REG) & ENET_IR_MII)
 			break;
 		udelay(1);
-	} while (limit-- >= 0);
+	} while (limit-- > 0);
 
 	return (limit < 0) ? 1 : 0;
 }
diff --git a/drivers/net/benet/be.h b/drivers/net/benet/be.h
index 684c6fe24c8d..3b79a225628a 100644
--- a/drivers/net/benet/be.h
+++ b/drivers/net/benet/be.h
@@ -258,6 +258,9 @@ struct be_adapter {
 	bool link_up;
 	u32 port_num;
 	bool promiscuous;
+	u32 cap;
+	u32 rx_fc;		/* Rx flow control */
+	u32 tx_fc;		/* Tx flow control */
 };
 
 extern const struct ethtool_ops be_ethtool_ops;
diff --git a/drivers/net/benet/be_cmds.c b/drivers/net/benet/be_cmds.c
index 3dd76c4170bf..28a0eda92680 100644
--- a/drivers/net/benet/be_cmds.c
+++ b/drivers/net/benet/be_cmds.c
@@ -243,15 +243,26 @@ static int be_POST_stage_get(struct be_adapter *adapter, u16 *stage)
 
 int be_cmd_POST(struct be_adapter *adapter)
 {
-	u16 stage, error;
+	u16 stage;
+	int status, timeout = 0;
 
-	error = be_POST_stage_get(adapter, &stage);
-	if (error || stage != POST_STAGE_ARMFW_RDY) {
-		dev_err(&adapter->pdev->dev, "POST failed.\n");
-		return -1;
-	}
+	do {
+		status = be_POST_stage_get(adapter, &stage);
+		if (status) {
+			dev_err(&adapter->pdev->dev, "POST error; stage=0x%x\n",
+				stage);
+			return -1;
+		} else if (stage != POST_STAGE_ARMFW_RDY) {
+			set_current_state(TASK_INTERRUPTIBLE);
+			schedule_timeout(2 * HZ);
+			timeout += 2;
+		} else {
+			return 0;
+		}
+	} while (timeout < 20);
 
-	return 0;
+	dev_err(&adapter->pdev->dev, "POST timeout; stage=0x%x\n", stage);
+	return -1;
 }
 
 static inline void *embedded_payload(struct be_mcc_wrb *wrb)
@@ -729,8 +740,8 @@ int be_cmd_q_destroy(struct be_adapter *adapter, struct be_queue_info *q,
 /* Create an rx filtering policy configuration on an i/f
  * Uses mbox
  */
-int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
-		bool pmac_invalid, u32 *if_handle, u32 *pmac_id)
+int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags, u32 en_flags,
+		u8 *mac, bool pmac_invalid, u32 *if_handle, u32 *pmac_id)
 {
 	struct be_mcc_wrb *wrb;
 	struct be_cmd_req_if_create *req;
@@ -746,8 +757,8 @@ int be_cmd_if_create(struct be_adapter *adapter, u32 flags, u8 *mac,
 	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
 		OPCODE_COMMON_NTWK_INTERFACE_CREATE, sizeof(*req));
 
-	req->capability_flags = cpu_to_le32(flags);
-	req->enable_flags = cpu_to_le32(flags);
+	req->capability_flags = cpu_to_le32(cap_flags);
+	req->enable_flags = cpu_to_le32(en_flags);
 	req->pmac_invalid = pmac_invalid;
 	if (!pmac_invalid)
 		memcpy(req->mac_addr, mac, ETH_ALEN);
@@ -1068,7 +1079,7 @@ int be_cmd_get_flow_control(struct be_adapter *adapter, u32 *tx_fc, u32 *rx_fc)
 }
 
 /* Uses mbox */
-int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num)
+int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num, u32 *cap)
 {
 	struct be_mcc_wrb *wrb;
 	struct be_cmd_req_query_fw_cfg *req;
@@ -1088,6 +1099,7 @@ int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num)
 	if (!status) {
 		struct be_cmd_resp_query_fw_cfg *resp = embedded_payload(wrb);
 		*port_num = le32_to_cpu(resp->phys_port);
+		*cap = le32_to_cpu(resp->function_cap);
 	}
 
 	spin_unlock(&adapter->mbox_lock);
@@ -1128,7 +1140,6 @@ int be_cmd_write_flashrom(struct be_adapter *adapter, struct be_dma_mem *cmd,
 	spin_lock_bh(&adapter->mcc_lock);
 
 	wrb = wrb_from_mccq(adapter);
-	req = embedded_payload(wrb);
 	sge = nonembedded_sgl(wrb);
 
 	be_wrb_hdr_prepare(wrb, cmd->size, false, 1);
diff --git a/drivers/net/benet/be_cmds.h b/drivers/net/benet/be_cmds.h
index 93e432f3d926..e5f9676cf1bc 100644
--- a/drivers/net/benet/be_cmds.h
+++ b/drivers/net/benet/be_cmds.h
@@ -62,13 +62,13 @@ enum {
 	MCC_STATUS_QUEUE_FLUSHING = 0x4,
 /* The command is completing with a DMA error */
 	MCC_STATUS_DMA_FAILED = 0x5,
-	MCC_STATUS_NOT_SUPPORTED = 0x66
+	MCC_STATUS_NOT_SUPPORTED = 66
 };
 
 #define CQE_STATUS_COMPL_MASK		0xFFFF
 #define CQE_STATUS_COMPL_SHIFT		0	/* bits 0 - 15 */
 #define CQE_STATUS_EXTD_MASK		0xFFFF
-#define CQE_STATUS_EXTD_SHIFT		0	/* bits 0 - 15 */
+#define CQE_STATUS_EXTD_SHIFT		16	/* bits 16 - 31 */
 
 struct be_mcc_compl {
 	u32 status;		/* dword 0 */
@@ -720,8 +720,9 @@ extern int be_cmd_mac_addr_query(struct be_adapter *adapter, u8 *mac_addr,
 extern int be_cmd_pmac_add(struct be_adapter *adapter, u8 *mac_addr,
 			u32 if_id, u32 *pmac_id);
 extern int be_cmd_pmac_del(struct be_adapter *adapter, u32 if_id, u32 pmac_id);
-extern int be_cmd_if_create(struct be_adapter *adapter, u32 if_flags, u8 *mac,
-			bool pmac_invalid, u32 *if_handle, u32 *pmac_id);
+extern int be_cmd_if_create(struct be_adapter *adapter, u32 cap_flags,
+			u32 en_flags, u8 *mac, bool pmac_invalid,
+			u32 *if_handle, u32 *pmac_id);
 extern int be_cmd_if_destroy(struct be_adapter *adapter, u32 if_handle);
 extern int be_cmd_eq_create(struct be_adapter *adapter,
 			struct be_queue_info *eq, int eq_delay);
@@ -760,7 +761,8 @@ extern int be_cmd_set_flow_control(struct be_adapter *adapter,
 			u32 tx_fc, u32 rx_fc);
 extern int be_cmd_get_flow_control(struct be_adapter *adapter,
 			u32 *tx_fc, u32 *rx_fc);
-extern int be_cmd_query_fw_cfg(struct be_adapter *adapter, u32 *port_num);
+extern int be_cmd_query_fw_cfg(struct be_adapter *adapter,
+			u32 *port_num, u32 *cap);
 extern int be_cmd_reset_function(struct be_adapter *adapter);
 extern int be_process_mcc(struct be_adapter *adapter);
 extern int be_cmd_write_flashrom(struct be_adapter *adapter,
diff --git a/drivers/net/benet/be_ethtool.c b/drivers/net/benet/be_ethtool.c
index 11445df3dbc0..f0fd95b43c07 100644
--- a/drivers/net/benet/be_ethtool.c
+++ b/drivers/net/benet/be_ethtool.c
@@ -323,10 +323,12 @@ be_set_pauseparam(struct net_device *netdev, struct ethtool_pauseparam *ecmd)
 
 	if (ecmd->autoneg != 0)
 		return -EINVAL;
+	adapter->tx_fc = ecmd->tx_pause;
+	adapter->rx_fc = ecmd->rx_pause;
 
-	status = be_cmd_set_flow_control(adapter, ecmd->tx_pause,
-			ecmd->rx_pause);
-	if (!status)
+	status = be_cmd_set_flow_control(adapter,
+					adapter->tx_fc, adapter->rx_fc);
+	if (status)
 		dev_warn(&adapter->pdev->dev, "Pause param set failed.\n");
 
 	return status;
@@ -358,7 +360,7 @@ const struct ethtool_ops be_ethtool_ops = {
 	.get_rx_csum = be_get_rx_csum,
 	.set_rx_csum = be_set_rx_csum,
 	.get_tx_csum = ethtool_op_get_tx_csum,
-	.set_tx_csum = ethtool_op_set_tx_csum,
+	.set_tx_csum = ethtool_op_set_tx_hw_csum,
 	.get_sg = ethtool_op_get_sg,
 	.set_sg = ethtool_op_set_sg,
 	.get_tso = ethtool_op_get_tso,
diff --git a/drivers/net/benet/be_main.c b/drivers/net/benet/be_main.c
index 409cf0595903..876b357101fa 100644
--- a/drivers/net/benet/be_main.c
+++ b/drivers/net/benet/be_main.c
@@ -197,7 +197,7 @@ void netdev_stats_update(struct be_adapter *adapter)
 	/* no space available in linux */
 	dev_stats->tx_dropped = 0;
 
-	dev_stats->multicast = port_stats->tx_multicastframes;
+	dev_stats->multicast = port_stats->rx_multicast_frames;
 	dev_stats->collisions = 0;
 
 	/* detailed tx_errors */
@@ -747,9 +747,16 @@ static void be_rx_compl_process(struct be_adapter *adapter,
 			struct be_eth_rx_compl *rxcp)
 {
 	struct sk_buff *skb;
-	u32 vtp, vid;
+	u32 vlanf, vid;
+	u8 vtm;
 
-	vtp = AMAP_GET_BITS(struct amap_eth_rx_compl, vtp, rxcp);
+	vlanf = AMAP_GET_BITS(struct amap_eth_rx_compl, vtp, rxcp);
+	vtm = AMAP_GET_BITS(struct amap_eth_rx_compl, vtm, rxcp);
+
+	/* vlanf could be wrongly set in some cards.
+	 * ignore if vtm is not set */
+	if ((adapter->cap == 0x400) && !vtm)
+		vlanf = 0;
 
 	skb = netdev_alloc_skb(adapter->netdev, BE_HDR_LEN + NET_IP_ALIGN);
 	if (!skb) {
@@ -772,7 +779,7 @@ static void be_rx_compl_process(struct be_adapter *adapter,
 	skb->protocol = eth_type_trans(skb, adapter->netdev);
 	skb->dev = adapter->netdev;
 
-	if (vtp) {
+	if (vlanf) {
 		if (!adapter->vlan_grp || adapter->num_vlans == 0) {
 			kfree_skb(skb);
 			return;
@@ -797,11 +804,18 @@ static void be_rx_compl_process_gro(struct be_adapter *adapter,
 	struct be_eq_obj *eq_obj =  &adapter->rx_eq;
 	u32 num_rcvd, pkt_size, remaining, vlanf, curr_frag_len;
 	u16 i, rxq_idx = 0, vid, j;
+	u8 vtm;
 
 	num_rcvd = AMAP_GET_BITS(struct amap_eth_rx_compl, numfrags, rxcp);
 	pkt_size = AMAP_GET_BITS(struct amap_eth_rx_compl, pktsize, rxcp);
 	vlanf = AMAP_GET_BITS(struct amap_eth_rx_compl, vtp, rxcp);
 	rxq_idx = AMAP_GET_BITS(struct amap_eth_rx_compl, fragndx, rxcp);
+	vtm = AMAP_GET_BITS(struct amap_eth_rx_compl, vtm, rxcp);
+
+	/* vlanf could be wrongly set in some cards.
+	 * ignore if vtm is not set */
+	if ((adapter->cap == 0x400) && !vtm)
+		vlanf = 0;
 
 	skb = napi_get_frags(&eq_obj->napi);
 	if (!skb) {
@@ -1596,29 +1610,42 @@ static int be_open(struct net_device *netdev)
 
 	status = be_cmd_link_status_query(adapter, &link_up);
 	if (status)
-		return status;
+		goto ret_sts;
 	be_link_status_update(adapter, link_up);
 
+	status = be_vid_config(adapter);
+	if (status)
+		goto ret_sts;
+
+	status = be_cmd_set_flow_control(adapter,
+					adapter->tx_fc, adapter->rx_fc);
+	if (status)
+		goto ret_sts;
+
 	schedule_delayed_work(&adapter->work, msecs_to_jiffies(100));
-	return 0;
+ret_sts:
+	return status;
 }
 
 static int be_setup(struct be_adapter *adapter)
 {
 	struct net_device *netdev = adapter->netdev;
-	u32 if_flags;
+	u32 cap_flags, en_flags;
 	int status;
 
-	if_flags = BE_IF_FLAGS_BROADCAST | BE_IF_FLAGS_PROMISCUOUS |
-		BE_IF_FLAGS_MCAST_PROMISCUOUS | BE_IF_FLAGS_UNTAGGED |
-		BE_IF_FLAGS_PASS_L3L4_ERRORS;
-	status = be_cmd_if_create(adapter, if_flags, netdev->dev_addr,
-			false/* pmac_invalid */, &adapter->if_handle,
-			&adapter->pmac_id);
+	cap_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
+			BE_IF_FLAGS_MCAST_PROMISCUOUS |
+			BE_IF_FLAGS_PROMISCUOUS |
+			BE_IF_FLAGS_PASS_L3L4_ERRORS;
+	en_flags = BE_IF_FLAGS_UNTAGGED | BE_IF_FLAGS_BROADCAST |
+			BE_IF_FLAGS_PASS_L3L4_ERRORS;
+
+	status = be_cmd_if_create(adapter, cap_flags, en_flags,
+			netdev->dev_addr, false/* pmac_invalid */,
+			&adapter->if_handle, &adapter->pmac_id);
 	if (status != 0)
 		goto do_none;
 
-
 	status = be_tx_queues_create(adapter);
 	if (status != 0)
 		goto if_destroy;
@@ -1631,17 +1658,8 @@ static int be_setup(struct be_adapter *adapter)
 	if (status != 0)
 		goto rx_qs_destroy;
 
-	status = be_vid_config(adapter);
-	if (status != 0)
-		goto mccqs_destroy;
-
-	status = be_cmd_set_flow_control(adapter, true, true);
-	if (status != 0)
-		goto mccqs_destroy;
 	return 0;
 
-mccqs_destroy:
-	be_mcc_queues_destroy(adapter);
 rx_qs_destroy:
 	be_rx_queues_destroy(adapter);
 tx_qs_destroy:
@@ -1885,13 +1903,17 @@ static void be_netdev_init(struct net_device *netdev)
 	struct be_adapter *adapter = netdev_priv(netdev);
 
 	netdev->features |= NETIF_F_SG | NETIF_F_HW_VLAN_RX | NETIF_F_TSO |
-		NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | NETIF_F_IP_CSUM |
-		NETIF_F_IPV6_CSUM | NETIF_F_GRO;
+		NETIF_F_HW_VLAN_TX | NETIF_F_HW_VLAN_FILTER | NETIF_F_HW_CSUM |
+		NETIF_F_GRO;
 
 	netdev->flags |= IFF_MULTICAST;
 
 	adapter->rx_csum = true;
 
+	/* Default settings for Rx and Tx flow control */
+	adapter->rx_fc = true;
+	adapter->tx_fc = true;
+
 	netif_set_gso_max_size(netdev, 65535);
 
 	BE_SET_NETDEV_OPS(netdev, &be_netdev_ops);
@@ -2041,11 +2063,16 @@ static int be_hw_up(struct be_adapter *adapter)
 	if (status)
 		return status;
 
+	status = be_cmd_reset_function(adapter);
+	if (status)
+		return status;
+
 	status = be_cmd_get_fw_ver(adapter, adapter->fw_ver);
 	if (status)
 		return status;
 
-	status = be_cmd_query_fw_cfg(adapter, &adapter->port_num);
+	status = be_cmd_query_fw_cfg(adapter,
+				&adapter->port_num, &adapter->cap);
 	return status;
 }
 
@@ -2093,10 +2120,6 @@ static int __devinit be_probe(struct pci_dev *pdev,
 	if (status)
 		goto free_netdev;
 
-	status = be_cmd_reset_function(adapter);
-	if (status)
-		goto ctrl_clean;
-
 	status = be_stats_init(adapter);
 	if (status)
 		goto ctrl_clean;
@@ -2153,6 +2176,7 @@ static int be_suspend(struct pci_dev *pdev, pm_message_t state)
 		be_close(netdev);
 		rtnl_unlock();
 	}
+	be_cmd_get_flow_control(adapter, &adapter->tx_fc, &adapter->rx_fc);
 	be_clear(adapter);
 
 	pci_save_state(pdev);
diff --git a/drivers/net/bnx2.h b/drivers/net/bnx2.h
index 6c7f795d12de..a4d83409f205 100644
--- a/drivers/net/bnx2.h
+++ b/drivers/net/bnx2.h
@@ -361,9 +361,12 @@ struct l2_fhdr {
 #define BNX2_L2CTX_CTX_TYPE_CTX_BD_CHN_TYPE_VALUE	 (1<<28)
 
 #define BNX2_L2CTX_HOST_BDIDX				0x00000004
-#define BNX2_L2CTX_STATUSB_NUM_SHIFT			 16
-#define BNX2_L2CTX_STATUSB_NUM(sb_id)			 \
-	(((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_STATUSB_NUM_SHIFT) : 0)
+#define BNX2_L2CTX_L5_STATUSB_NUM_SHIFT			 16
+#define BNX2_L2CTX_L2_STATUSB_NUM_SHIFT			 24
+#define BNX2_L2CTX_L5_STATUSB_NUM(sb_id)		\
+	(((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L5_STATUSB_NUM_SHIFT) : 0)
+#define BNX2_L2CTX_L2_STATUSB_NUM(sb_id)		\
+	(((sb_id) > 0) ? (((sb_id) + 7) << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT) : 0)
 #define BNX2_L2CTX_HOST_BSEQ				0x00000008
 #define BNX2_L2CTX_NX_BSEQ				0x0000000c
 #define BNX2_L2CTX_NX_BDHADDR_HI			0x00000010
diff --git a/drivers/net/bnx2x_reg.h b/drivers/net/bnx2x_reg.h
index 0695be14cf91..aa76cbada5e2 100644
--- a/drivers/net/bnx2x_reg.h
+++ b/drivers/net/bnx2x_reg.h
@@ -3122,7 +3122,7 @@
    The fields are:[4:0] - tail pointer; [10:5] - Link List size; 15:11] -
    header pointer. */
 #define TCM_REG_XX_TABLE					 0x50240
-/* [RW 4] Load value for for cfc ac credit cnt. */
+/* [RW 4] Load value for cfc ac credit cnt. */
 #define TM_REG_CFC_AC_CRDCNT_VAL				 0x164208
 /* [RW 4] Load value for cfc cld credit cnt. */
 #define TM_REG_CFC_CLD_CRDCNT_VAL				 0x164210
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index cea5cfe23b71..c3fa31c9f2a7 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -1987,7 +1987,7 @@ void bond_3ad_unbind_slave(struct slave *slave)
 			// find new aggregator for the related port(s)
 			new_aggregator = __get_first_agg(port);
 			for (; new_aggregator; new_aggregator = __get_next_agg(new_aggregator)) {
-				// if the new aggregator is empty, or it connected to to our port only
+				// if the new aggregator is empty, or it is connected to our port only
 				if (!new_aggregator->lag_ports || ((new_aggregator->lag_ports == port) && !new_aggregator->lag_ports->next_port_in_aggregator)) {
 					break;
 				}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 69c5b15e22da..40fb5eefc72e 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -691,7 +691,7 @@ static int bond_check_dev_link(struct bonding *bond,
 			       struct net_device *slave_dev, int reporting)
 {
 	const struct net_device_ops *slave_ops = slave_dev->netdev_ops;
-	static int (*ioctl)(struct net_device *, struct ifreq *, int);
+	int (*ioctl)(struct net_device *, struct ifreq *, int);
 	struct ifreq ifr;
 	struct mii_ioctl_data *mii;
 
@@ -3665,10 +3665,10 @@ static int bond_xmit_hash_policy_l23(struct sk_buff *skb,
 
 	if (skb->protocol == htons(ETH_P_IP)) {
 		return ((ntohl(iph->saddr ^ iph->daddr) & 0xffff) ^
-			(data->h_dest[5] ^ bond_dev->dev_addr[5])) % count;
+			(data->h_dest[5] ^ data->h_source[5])) % count;
 	}
 
-	return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+	return (data->h_dest[5] ^ data->h_source[5]) % count;
 }
 
 /*
@@ -3695,7 +3695,7 @@ static int bond_xmit_hash_policy_l34(struct sk_buff *skb,
 
 	}
 
-	return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+	return (data->h_dest[5] ^ data->h_source[5]) % count;
 }
 
 /*
@@ -3706,7 +3706,7 @@ static int bond_xmit_hash_policy_l2(struct sk_buff *skb,
 {
 	struct ethhdr *data = (struct ethhdr *)skb->data;
 
-	return (data->h_dest[5] ^ bond_dev->dev_addr[5]) % count;
+	return (data->h_dest[5] ^ data->h_source[5]) % count;
 }
 
 /*-------------------------- Device entry points ----------------------------*/
diff --git a/drivers/net/bonding/bond_sysfs.c b/drivers/net/bonding/bond_sysfs.c
index 6044e12ff9fc..8762a27a2a18 100644
--- a/drivers/net/bonding/bond_sysfs.c
+++ b/drivers/net/bonding/bond_sysfs.c
@@ -22,6 +22,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/device.h>
+#include <linux/sched.h>
 #include <linux/sysdev.h>
 #include <linux/fs.h>
 #include <linux/types.h>
@@ -1182,6 +1183,7 @@ static ssize_t bonding_store_primary(struct device *d,
 				       ": %s: Setting %s as primary slave.\n",
 				       bond->dev->name, slave->dev->name);
 				bond->primary_slave = slave;
+				strcpy(bond->params.primary, slave->dev->name);
 				bond_select_active_slave(bond);
 				goto out;
 			}
diff --git a/drivers/net/can/Kconfig b/drivers/net/can/Kconfig
index 090074372462..772f6d2489ce 100644
--- a/drivers/net/can/Kconfig
+++ b/drivers/net/can/Kconfig
@@ -35,52 +35,15 @@ config CAN_CALC_BITTIMING
 	  arguments "tq", "prop_seg", "phase_seg1", "phase_seg2" and "sjw".
 	  If unsure, say Y.
 
-config CAN_SJA1000
-	depends on CAN_DEV && HAS_IOMEM
-	tristate "Philips SJA1000"
+config CAN_AT91
+	tristate "Atmel AT91 onchip CAN controller"
+	depends on CAN_DEV && ARCH_AT91SAM9263
 	---help---
-	  Driver for the SJA1000 CAN controllers from Philips or NXP
+	  This is a driver for the SoC CAN controller in Atmel's AT91SAM9263.
 
-config CAN_SJA1000_ISA
-	depends on CAN_SJA1000 && ISA
-	tristate "ISA Bus based legacy SJA1000 driver"
-	---help---
-	  This driver adds legacy support for SJA1000 chips connected to
-	  the ISA bus using I/O port, memory mapped or indirect access.
-
-config CAN_SJA1000_PLATFORM
-	depends on CAN_SJA1000
-	tristate "Generic Platform Bus based SJA1000 driver"
-	---help---
-	  This driver adds support for the SJA1000 chips connected to
-	  the "platform bus" (Linux abstraction for directly to the
-	  processor attached devices).  Which can be found on various
-	  boards from Phytec (http://www.phytec.de) like the PCM027,
-	  PCM038.
-
-config CAN_SJA1000_OF_PLATFORM
-	depends on CAN_SJA1000 && PPC_OF
-	tristate "Generic OF Platform Bus based SJA1000 driver"
-	---help---
-	  This driver adds support for the SJA1000 chips connected to
-	  the OpenFirmware "platform bus" found on embedded systems with
-	  OpenFirmware bindings, e.g. if you have a PowerPC based system
-	  you may want to enable this option.
-
-config CAN_EMS_PCI
-	tristate "EMS CPC-PCI, CPC-PCIe and CPC-104P Card"
-	depends on PCI && CAN_SJA1000
-	---help---
-	  This driver is for the one, two or four channel CPC-PCI,
-	  CPC-PCIe and CPC-104P cards from EMS Dr. Thomas Wuensche
-	  (http://www.ems-wuensche.de).
+source "drivers/net/can/sja1000/Kconfig"
 
-config CAN_KVASER_PCI
-	tristate "Kvaser PCIcanx and Kvaser PCIcan PCI Cards"
-	depends on PCI && CAN_SJA1000
-	---help---
-	  This driver is for the the PCIcanx and PCIcan cards (1, 2 or
-	  4 channel) from Kvaser (http://www.kvaser.com).
+source "drivers/net/can/usb/Kconfig"
 
 config CAN_DEBUG_DEVICES
 	bool "CAN devices debugging messages"
diff --git a/drivers/net/can/Makefile b/drivers/net/can/Makefile
index 523a941b358b..0dea62721f2f 100644
--- a/drivers/net/can/Makefile
+++ b/drivers/net/can/Makefile
@@ -7,6 +7,9 @@ obj-$(CONFIG_CAN_VCAN)		+= vcan.o
 obj-$(CONFIG_CAN_DEV)		+= can-dev.o
 can-dev-y			:= dev.o
 
+obj-y				+= usb/
+
 obj-$(CONFIG_CAN_SJA1000)	+= sja1000/
+obj-$(CONFIG_CAN_AT91)		+= at91_can.o
 
 ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG
diff --git a/drivers/net/can/at91_can.c b/drivers/net/can/at91_can.c
new file mode 100644
index 000000000000..f67ae285a35a
--- /dev/null
+++ b/drivers/net/can/at91_can.c
@@ -0,0 +1,1186 @@
+/*
+ * at91_can.c - CAN network driver for AT91 SoC CAN controller
+ *
+ * (C) 2007 by Hans J. Koch <hjk@linutronix.de>
+ * (C) 2008, 2009 by Marc Kleine-Budde <kernel@pengutronix.de>
+ *
+ * This software may be distributed under the terms of the GNU General
+ * Public License ("GPL") version 2 as distributed in the 'COPYING'
+ * file from the main directory of the linux kernel source.
+ *
+ * Send feedback to <socketcan-users@lists.berlios.de>
+ *
+ *
+ * Your platform definition file should specify something like:
+ *
+ * static struct at91_can_data ek_can_data = {
+ *	transceiver_switch = sam9263ek_transceiver_switch,
+ * };
+ *
+ * at91_add_device_can(&ek_can_data);
+ *
+ */
+
+#include <linux/clk.h>
+#include <linux/errno.h>
+#include <linux/if_arp.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/platform_device.h>
+#include <linux/skbuff.h>
+#include <linux/spinlock.h>
+#include <linux/string.h>
+#include <linux/types.h>
+
+#include <linux/can.h>
+#include <linux/can/dev.h>
+#include <linux/can/error.h>
+
+#include <mach/board.h>
+
+#define DRV_NAME		"at91_can"
+#define AT91_NAPI_WEIGHT	12
+
+/*
+ * RX/TX Mailbox split
+ * don't dare to touch
+ */
+#define AT91_MB_RX_NUM		12
+#define AT91_MB_TX_SHIFT	2
+
+#define AT91_MB_RX_FIRST	0
+#define AT91_MB_RX_LAST		(AT91_MB_RX_FIRST + AT91_MB_RX_NUM - 1)
+
+#define AT91_MB_RX_MASK(i)	((1 << (i)) - 1)
+#define AT91_MB_RX_SPLIT	8
+#define AT91_MB_RX_LOW_LAST	(AT91_MB_RX_SPLIT - 1)
+#define AT91_MB_RX_LOW_MASK	(AT91_MB_RX_MASK(AT91_MB_RX_SPLIT))
+
+#define AT91_MB_TX_NUM		(1 << AT91_MB_TX_SHIFT)
+#define AT91_MB_TX_FIRST	(AT91_MB_RX_LAST + 1)
+#define AT91_MB_TX_LAST		(AT91_MB_TX_FIRST + AT91_MB_TX_NUM - 1)
+
+#define AT91_NEXT_PRIO_SHIFT	(AT91_MB_TX_SHIFT)
+#define AT91_NEXT_PRIO_MASK	(0xf << AT91_MB_TX_SHIFT)
+#define AT91_NEXT_MB_MASK	(AT91_MB_TX_NUM - 1)
+#define AT91_NEXT_MASK		((AT91_MB_TX_NUM - 1) | AT91_NEXT_PRIO_MASK)
+
+/* Common registers */
+enum at91_reg {
+	AT91_MR		= 0x000,
+	AT91_IER	= 0x004,
+	AT91_IDR	= 0x008,
+	AT91_IMR	= 0x00C,
+	AT91_SR		= 0x010,
+	AT91_BR		= 0x014,
+	AT91_TIM	= 0x018,
+	AT91_TIMESTP	= 0x01C,
+	AT91_ECR	= 0x020,
+	AT91_TCR	= 0x024,
+	AT91_ACR	= 0x028,
+};
+
+/* Mailbox registers (0 <= i <= 15) */
+#define AT91_MMR(i)		(enum at91_reg)(0x200 + ((i) * 0x20))
+#define AT91_MAM(i)		(enum at91_reg)(0x204 + ((i) * 0x20))
+#define AT91_MID(i)		(enum at91_reg)(0x208 + ((i) * 0x20))
+#define AT91_MFID(i)		(enum at91_reg)(0x20C + ((i) * 0x20))
+#define AT91_MSR(i)		(enum at91_reg)(0x210 + ((i) * 0x20))
+#define AT91_MDL(i)		(enum at91_reg)(0x214 + ((i) * 0x20))
+#define AT91_MDH(i)		(enum at91_reg)(0x218 + ((i) * 0x20))
+#define AT91_MCR(i)		(enum at91_reg)(0x21C + ((i) * 0x20))
+
+/* Register bits */
+#define AT91_MR_CANEN		BIT(0)
+#define AT91_MR_LPM		BIT(1)
+#define AT91_MR_ABM		BIT(2)
+#define AT91_MR_OVL		BIT(3)
+#define AT91_MR_TEOF		BIT(4)
+#define AT91_MR_TTM		BIT(5)
+#define AT91_MR_TIMFRZ		BIT(6)
+#define AT91_MR_DRPT		BIT(7)
+
+#define AT91_SR_RBSY		BIT(29)
+
+#define AT91_MMR_PRIO_SHIFT	(16)
+
+#define AT91_MID_MIDE		BIT(29)
+
+#define AT91_MSR_MRTR		BIT(20)
+#define AT91_MSR_MABT		BIT(22)
+#define AT91_MSR_MRDY		BIT(23)
+#define AT91_MSR_MMI		BIT(24)
+
+#define AT91_MCR_MRTR		BIT(20)
+#define AT91_MCR_MTCR		BIT(23)
+
+/* Mailbox Modes */
+enum at91_mb_mode {
+	AT91_MB_MODE_DISABLED	= 0,
+	AT91_MB_MODE_RX		= 1,
+	AT91_MB_MODE_RX_OVRWR	= 2,
+	AT91_MB_MODE_TX		= 3,
+	AT91_MB_MODE_CONSUMER	= 4,
+	AT91_MB_MODE_PRODUCER	= 5,
+};
+
+/* Interrupt mask bits */
+#define AT91_IRQ_MB_RX		((1 << (AT91_MB_RX_LAST + 1)) \
+				 - (1 << AT91_MB_RX_FIRST))
+#define AT91_IRQ_MB_TX		((1 << (AT91_MB_TX_LAST + 1)) \
+				 - (1 << AT91_MB_TX_FIRST))
+#define AT91_IRQ_MB_ALL		(AT91_IRQ_MB_RX | AT91_IRQ_MB_TX)
+
+#define AT91_IRQ_ERRA		(1 << 16)
+#define AT91_IRQ_WARN		(1 << 17)
+#define AT91_IRQ_ERRP		(1 << 18)
+#define AT91_IRQ_BOFF		(1 << 19)
+#define AT91_IRQ_SLEEP		(1 << 20)
+#define AT91_IRQ_WAKEUP		(1 << 21)
+#define AT91_IRQ_TOVF		(1 << 22)
+#define AT91_IRQ_TSTP		(1 << 23)
+#define AT91_IRQ_CERR		(1 << 24)
+#define AT91_IRQ_SERR		(1 << 25)
+#define AT91_IRQ_AERR		(1 << 26)
+#define AT91_IRQ_FERR		(1 << 27)
+#define AT91_IRQ_BERR		(1 << 28)
+
+#define AT91_IRQ_ERR_ALL	(0x1fff0000)
+#define AT91_IRQ_ERR_FRAME	(AT91_IRQ_CERR | AT91_IRQ_SERR | \
+				 AT91_IRQ_AERR | AT91_IRQ_FERR | AT91_IRQ_BERR)
+#define AT91_IRQ_ERR_LINE	(AT91_IRQ_ERRA | AT91_IRQ_WARN | \
+				 AT91_IRQ_ERRP | AT91_IRQ_BOFF)
+
+#define AT91_IRQ_ALL		(0x1fffffff)
+
+struct at91_priv {
+	struct can_priv		can;	   /* must be the first member! */
+	struct net_device	*dev;
+	struct napi_struct	napi;
+
+	void __iomem		*reg_base;
+
+	u32			reg_sr;
+	unsigned int		tx_next;
+	unsigned int		tx_echo;
+	unsigned int		rx_next;
+
+	struct clk		*clk;
+	struct at91_can_data	*pdata;
+};
+
+static struct can_bittiming_const at91_bittiming_const = {
+	.tseg1_min	= 4,
+	.tseg1_max	= 16,
+	.tseg2_min	= 2,
+	.tseg2_max	= 8,
+	.sjw_max	= 4,
+	.brp_min 	= 2,
+	.brp_max	= 128,
+	.brp_inc	= 1,
+};
+
+static inline int get_tx_next_mb(const struct at91_priv *priv)
+{
+	return (priv->tx_next & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST;
+}
+
+static inline int get_tx_next_prio(const struct at91_priv *priv)
+{
+	return (priv->tx_next >> AT91_NEXT_PRIO_SHIFT) & 0xf;
+}
+
+static inline int get_tx_echo_mb(const struct at91_priv *priv)
+{
+	return (priv->tx_echo & AT91_NEXT_MB_MASK) + AT91_MB_TX_FIRST;
+}
+
+static inline u32 at91_read(const struct at91_priv *priv, enum at91_reg reg)
+{
+	return readl(priv->reg_base + reg);
+}
+
+static inline void at91_write(const struct at91_priv *priv, enum at91_reg reg,
+		u32 value)
+{
+	writel(value, priv->reg_base + reg);
+}
+
+static inline void set_mb_mode_prio(const struct at91_priv *priv,
+		unsigned int mb, enum at91_mb_mode mode, int prio)
+{
+	at91_write(priv, AT91_MMR(mb), (mode << 24) | (prio << 16));
+}
+
+static inline void set_mb_mode(const struct at91_priv *priv, unsigned int mb,
+		enum at91_mb_mode mode)
+{
+	set_mb_mode_prio(priv, mb, mode, 0);
+}
+
+static struct sk_buff *alloc_can_skb(struct net_device *dev,
+		struct can_frame **cf)
+{
+	struct sk_buff *skb;
+
+	skb = netdev_alloc_skb(dev, sizeof(struct can_frame));
+	if (unlikely(!skb))
+		return NULL;
+
+	skb->protocol = htons(ETH_P_CAN);
+	skb->ip_summed = CHECKSUM_UNNECESSARY;
+	*cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame));
+
+	return skb;
+}
+
+static struct sk_buff *alloc_can_err_skb(struct net_device *dev,
+		struct can_frame **cf)
+{
+	struct sk_buff *skb;
+
+	skb = alloc_can_skb(dev, cf);
+	if (unlikely(!skb))
+		return NULL;
+
+	memset(*cf, 0, sizeof(struct can_frame));
+	(*cf)->can_id = CAN_ERR_FLAG;
+	(*cf)->can_dlc = CAN_ERR_DLC;
+
+	return skb;
+}
+
+/*
+ * Swtich transceiver on or off
+ */
+static void at91_transceiver_switch(const struct at91_priv *priv, int on)
+{
+	if (priv->pdata && priv->pdata->transceiver_switch)
+		priv->pdata->transceiver_switch(on);
+}
+
+static void at91_setup_mailboxes(struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	unsigned int i;
+
+	/*
+	 * The first 12 mailboxes are used as a reception FIFO. The
+	 * last mailbox is configured with overwrite option. The
+	 * overwrite flag indicates a FIFO overflow.
+	 */
+	for (i = AT91_MB_RX_FIRST; i < AT91_MB_RX_LAST; i++)
+		set_mb_mode(priv, i, AT91_MB_MODE_RX);
+	set_mb_mode(priv, AT91_MB_RX_LAST, AT91_MB_MODE_RX_OVRWR);
+
+	/* The last 4 mailboxes are used for transmitting. */
+	for (i = AT91_MB_TX_FIRST; i <= AT91_MB_TX_LAST; i++)
+		set_mb_mode_prio(priv, i, AT91_MB_MODE_TX, 0);
+
+	/* Reset tx and rx helper pointers */
+	priv->tx_next = priv->tx_echo = priv->rx_next = 0;
+}
+
+static int at91_set_bittiming(struct net_device *dev)
+{
+	const struct at91_priv *priv = netdev_priv(dev);
+	const struct can_bittiming *bt = &priv->can.bittiming;
+	u32 reg_br;
+
+	reg_br = ((priv->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES) << 24) |
+		((bt->brp - 1) << 16) |	((bt->sjw - 1) << 12) |
+		((bt->prop_seg - 1) << 8) | ((bt->phase_seg1 - 1) << 4) |
+		((bt->phase_seg2 - 1) << 0);
+
+	dev_info(dev->dev.parent, "writing AT91_BR: 0x%08x\n", reg_br);
+
+	at91_write(priv, AT91_BR, reg_br);
+
+	return 0;
+}
+
+static void at91_chip_start(struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_mr, reg_ier;
+
+	/* disable interrupts */
+	at91_write(priv, AT91_IDR, AT91_IRQ_ALL);
+
+	/* disable chip */
+	reg_mr = at91_read(priv, AT91_MR);
+	at91_write(priv, AT91_MR, reg_mr & ~AT91_MR_CANEN);
+
+	at91_setup_mailboxes(dev);
+	at91_transceiver_switch(priv, 1);
+
+	/* enable chip */
+	at91_write(priv, AT91_MR, AT91_MR_CANEN);
+
+	priv->can.state = CAN_STATE_ERROR_ACTIVE;
+
+	/* Enable interrupts */
+	reg_ier = AT91_IRQ_MB_RX | AT91_IRQ_ERRP | AT91_IRQ_ERR_FRAME;
+	at91_write(priv, AT91_IDR, AT91_IRQ_ALL);
+	at91_write(priv, AT91_IER, reg_ier);
+}
+
+static void at91_chip_stop(struct net_device *dev, enum can_state state)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_mr;
+
+	/* disable interrupts */
+	at91_write(priv, AT91_IDR, AT91_IRQ_ALL);
+
+	reg_mr = at91_read(priv, AT91_MR);
+	at91_write(priv, AT91_MR, reg_mr & ~AT91_MR_CANEN);
+
+	at91_transceiver_switch(priv, 0);
+	priv->can.state = state;
+}
+
+/*
+ * theory of operation:
+ *
+ * According to the datasheet priority 0 is the highest priority, 15
+ * is the lowest. If two mailboxes have the same priority level the
+ * message of the mailbox with the lowest number is sent first.
+ *
+ * We use the first TX mailbox (AT91_MB_TX_FIRST) with prio 0, then
+ * the next mailbox with prio 0, and so on, until all mailboxes are
+ * used. Then we start from the beginning with mailbox
+ * AT91_MB_TX_FIRST, but with prio 1, mailbox AT91_MB_TX_FIRST + 1
+ * prio 1. When we reach the last mailbox with prio 15, we have to
+ * stop sending, waiting for all messages to be delivered, then start
+ * again with mailbox AT91_MB_TX_FIRST prio 0.
+ *
+ * We use the priv->tx_next as counter for the next transmission
+ * mailbox, but without the offset AT91_MB_TX_FIRST. The lower bits
+ * encode the mailbox number, the upper 4 bits the mailbox priority:
+ *
+ * priv->tx_next = (prio << AT91_NEXT_PRIO_SHIFT) ||
+ *                 (mb - AT91_MB_TX_FIRST);
+ *
+ */
+static netdev_tx_t at91_start_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	struct net_device_stats *stats = &dev->stats;
+	struct can_frame *cf = (struct can_frame *)skb->data;
+	unsigned int mb, prio;
+	u32 reg_mid, reg_mcr;
+
+	mb = get_tx_next_mb(priv);
+	prio = get_tx_next_prio(priv);
+
+	if (unlikely(!(at91_read(priv, AT91_MSR(mb)) & AT91_MSR_MRDY))) {
+		netif_stop_queue(dev);
+
+		dev_err(dev->dev.parent,
+			"BUG! TX buffer full when queue awake!\n");
+		return NETDEV_TX_BUSY;
+	}
+
+	if (cf->can_id & CAN_EFF_FLAG)
+		reg_mid = (cf->can_id & CAN_EFF_MASK) | AT91_MID_MIDE;
+	else
+		reg_mid = (cf->can_id & CAN_SFF_MASK) << 18;
+
+	reg_mcr = ((cf->can_id & CAN_RTR_FLAG) ? AT91_MCR_MRTR : 0) |
+		(cf->can_dlc << 16) | AT91_MCR_MTCR;
+
+	/* disable MB while writing ID (see datasheet) */
+	set_mb_mode(priv, mb, AT91_MB_MODE_DISABLED);
+	at91_write(priv, AT91_MID(mb), reg_mid);
+	set_mb_mode_prio(priv, mb, AT91_MB_MODE_TX, prio);
+
+	at91_write(priv, AT91_MDL(mb), *(u32 *)(cf->data + 0));
+	at91_write(priv, AT91_MDH(mb), *(u32 *)(cf->data + 4));
+
+	/* This triggers transmission */
+	at91_write(priv, AT91_MCR(mb), reg_mcr);
+
+	stats->tx_bytes += cf->can_dlc;
+	dev->trans_start = jiffies;
+
+	/* _NOTE_: substract AT91_MB_TX_FIRST offset from mb! */
+	can_put_echo_skb(skb, dev, mb - AT91_MB_TX_FIRST);
+
+	/*
+	 * we have to stop the queue and deliver all messages in case
+	 * of a prio+mb counter wrap around. This is the case if
+	 * tx_next buffer prio and mailbox equals 0.
+	 *
+	 * also stop the queue if next buffer is still in use
+	 * (== not ready)
+	 */
+	priv->tx_next++;
+	if (!(at91_read(priv, AT91_MSR(get_tx_next_mb(priv))) &
+	      AT91_MSR_MRDY) ||
+	    (priv->tx_next & AT91_NEXT_MASK) == 0)
+		netif_stop_queue(dev);
+
+	/* Enable interrupt for this mailbox */
+	at91_write(priv, AT91_IER, 1 << mb);
+
+	return NETDEV_TX_OK;
+}
+
+/**
+ * at91_activate_rx_low - activate lower rx mailboxes
+ * @priv: a91 context
+ *
+ * Reenables the lower mailboxes for reception of new CAN messages
+ */
+static inline void at91_activate_rx_low(const struct at91_priv *priv)
+{
+	u32 mask = AT91_MB_RX_LOW_MASK;
+	at91_write(priv, AT91_TCR, mask);
+}
+
+/**
+ * at91_activate_rx_mb - reactive single rx mailbox
+ * @priv: a91 context
+ * @mb: mailbox to reactivate
+ *
+ * Reenables given mailbox for reception of new CAN messages
+ */
+static inline void at91_activate_rx_mb(const struct at91_priv *priv,
+		unsigned int mb)
+{
+	u32 mask = 1 << mb;
+	at91_write(priv, AT91_TCR, mask);
+}
+
+/**
+ * at91_rx_overflow_err - send error frame due to rx overflow
+ * @dev: net device
+ */
+static void at91_rx_overflow_err(struct net_device *dev)
+{
+	struct net_device_stats *stats = &dev->stats;
+	struct sk_buff *skb;
+	struct can_frame *cf;
+
+	dev_dbg(dev->dev.parent, "RX buffer overflow\n");
+	stats->rx_over_errors++;
+	stats->rx_errors++;
+
+	skb = alloc_can_err_skb(dev, &cf);
+	if (unlikely(!skb))
+		return;
+
+	cf->can_id |= CAN_ERR_CRTL;
+	cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW;
+	netif_receive_skb(skb);
+
+	stats->rx_packets++;
+	stats->rx_bytes += cf->can_dlc;
+}
+
+/**
+ * at91_read_mb - read CAN msg from mailbox (lowlevel impl)
+ * @dev: net device
+ * @mb: mailbox number to read from
+ * @cf: can frame where to store message
+ *
+ * Reads a CAN message from the given mailbox and stores data into
+ * given can frame. "mb" and "cf" must be valid.
+ */
+static void at91_read_mb(struct net_device *dev, unsigned int mb,
+		struct can_frame *cf)
+{
+	const struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_msr, reg_mid;
+
+	reg_mid = at91_read(priv, AT91_MID(mb));
+	if (reg_mid & AT91_MID_MIDE)
+		cf->can_id = ((reg_mid >> 0) & CAN_EFF_MASK) | CAN_EFF_FLAG;
+	else
+		cf->can_id = (reg_mid >> 18) & CAN_SFF_MASK;
+
+	reg_msr = at91_read(priv, AT91_MSR(mb));
+	if (reg_msr & AT91_MSR_MRTR)
+		cf->can_id |= CAN_RTR_FLAG;
+	cf->can_dlc = min_t(__u8, (reg_msr >> 16) & 0xf, 8);
+
+	*(u32 *)(cf->data + 0) = at91_read(priv, AT91_MDL(mb));
+	*(u32 *)(cf->data + 4) = at91_read(priv, AT91_MDH(mb));
+
+	if (unlikely(mb == AT91_MB_RX_LAST && reg_msr & AT91_MSR_MMI))
+		at91_rx_overflow_err(dev);
+}
+
+/**
+ * at91_read_msg - read CAN message from mailbox
+ * @dev: net device
+ * @mb: mail box to read from
+ *
+ * Reads a CAN message from given mailbox, and put into linux network
+ * RX queue, does all housekeeping chores (stats, ...)
+ */
+static void at91_read_msg(struct net_device *dev, unsigned int mb)
+{
+	struct net_device_stats *stats = &dev->stats;
+	struct can_frame *cf;
+	struct sk_buff *skb;
+
+	skb = alloc_can_skb(dev, &cf);
+	if (unlikely(!skb)) {
+		stats->rx_dropped++;
+		return;
+	}
+
+	at91_read_mb(dev, mb, cf);
+	netif_receive_skb(skb);
+
+	stats->rx_packets++;
+	stats->rx_bytes += cf->can_dlc;
+}
+
+/**
+ * at91_poll_rx - read multiple CAN messages from mailboxes
+ * @dev: net device
+ * @quota: max number of pkgs we're allowed to receive
+ *
+ * Theory of Operation:
+ *
+ * 12 of the 16 mailboxes on the chip are reserved for RX. we split
+ * them into 2 groups. The lower group holds 8 and upper 4 mailboxes.
+ *
+ * Like it or not, but the chip always saves a received CAN message
+ * into the first free mailbox it finds (starting with the
+ * lowest). This makes it very difficult to read the messages in the
+ * right order from the chip. This is how we work around that problem:
+ *
+ * The first message goes into mb nr. 0 and issues an interrupt. All
+ * rx ints are disabled in the interrupt handler and a napi poll is
+ * scheduled. We read the mailbox, but do _not_ reenable the mb (to
+ * receive another message).
+ *
+ *    lower mbxs      upper
+ *   ______^______    __^__
+ *  /             \  /     \
+ * +-+-+-+-+-+-+-+-++-+-+-+-+
+ * |x|x|x|x|x|x|x|x|| | | | |
+ * +-+-+-+-+-+-+-+-++-+-+-+-+
+ *  0 0 0 0 0 0  0 0 0 0 1 1  \ mail
+ *  0 1 2 3 4 5  6 7 8 9 0 1  / box
+ *
+ * The variable priv->rx_next points to the next mailbox to read a
+ * message from. As long we're in the lower mailboxes we just read the
+ * mailbox but not reenable it.
+ *
+ * With completion of the last of the lower mailboxes, we reenable the
+ * whole first group, but continue to look for filled mailboxes in the
+ * upper mailboxes. Imagine the second group like overflow mailboxes,
+ * which takes CAN messages if the lower goup is full. While in the
+ * upper group we reenable the mailbox right after reading it. Giving
+ * the chip more room to store messages.
+ *
+ * After finishing we look again in the lower group if we've still
+ * quota.
+ *
+ */
+static int at91_poll_rx(struct net_device *dev, int quota)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_sr = at91_read(priv, AT91_SR);
+	const unsigned long *addr = (unsigned long *)&reg_sr;
+	unsigned int mb;
+	int received = 0;
+
+	if (priv->rx_next > AT91_MB_RX_LOW_LAST &&
+	    reg_sr & AT91_MB_RX_LOW_MASK)
+		dev_info(dev->dev.parent,
+			 "order of incoming frames cannot be guaranteed\n");
+
+ again:
+	for (mb = find_next_bit(addr, AT91_MB_RX_NUM, priv->rx_next);
+	     mb < AT91_MB_RX_NUM && quota > 0;
+	     reg_sr = at91_read(priv, AT91_SR),
+	     mb = find_next_bit(addr, AT91_MB_RX_NUM, ++priv->rx_next)) {
+		at91_read_msg(dev, mb);
+
+		/* reactivate mailboxes */
+		if (mb == AT91_MB_RX_LOW_LAST)
+			/* all lower mailboxed, if just finished it */
+			at91_activate_rx_low(priv);
+		else if (mb > AT91_MB_RX_LOW_LAST)
+			/* only the mailbox we read */
+			at91_activate_rx_mb(priv, mb);
+
+		received++;
+		quota--;
+	}
+
+	/* upper group completed, look again in lower */
+	if (priv->rx_next > AT91_MB_RX_LOW_LAST &&
+	    quota > 0 && mb >= AT91_MB_RX_NUM) {
+		priv->rx_next = 0;
+		goto again;
+	}
+
+	return received;
+}
+
+static void at91_poll_err_frame(struct net_device *dev,
+		struct can_frame *cf, u32 reg_sr)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+
+	/* CRC error */
+	if (reg_sr & AT91_IRQ_CERR) {
+		dev_dbg(dev->dev.parent, "CERR irq\n");
+		dev->stats.rx_errors++;
+		priv->can.can_stats.bus_error++;
+		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;
+	}
+
+	/* Stuffing Error */
+	if (reg_sr & AT91_IRQ_SERR) {
+		dev_dbg(dev->dev.parent, "SERR irq\n");
+		dev->stats.rx_errors++;
+		priv->can.can_stats.bus_error++;
+		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;
+		cf->data[2] |= CAN_ERR_PROT_STUFF;
+	}
+
+	/* Acknowledgement Error */
+	if (reg_sr & AT91_IRQ_AERR) {
+		dev_dbg(dev->dev.parent, "AERR irq\n");
+		dev->stats.tx_errors++;
+		cf->can_id |= CAN_ERR_ACK;
+	}
+
+	/* Form error */
+	if (reg_sr & AT91_IRQ_FERR) {
+		dev_dbg(dev->dev.parent, "FERR irq\n");
+		dev->stats.rx_errors++;
+		priv->can.can_stats.bus_error++;
+		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;
+		cf->data[2] |= CAN_ERR_PROT_FORM;
+	}
+
+	/* Bit Error */
+	if (reg_sr & AT91_IRQ_BERR) {
+		dev_dbg(dev->dev.parent, "BERR irq\n");
+		dev->stats.tx_errors++;
+		priv->can.can_stats.bus_error++;
+		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;
+		cf->data[2] |= CAN_ERR_PROT_BIT;
+	}
+}
+
+static int at91_poll_err(struct net_device *dev, int quota, u32 reg_sr)
+{
+	struct sk_buff *skb;
+	struct can_frame *cf;
+
+	if (quota == 0)
+		return 0;
+
+	skb = alloc_can_err_skb(dev, &cf);
+	if (unlikely(!skb))
+		return 0;
+
+	at91_poll_err_frame(dev, cf, reg_sr);
+	netif_receive_skb(skb);
+
+	dev->last_rx = jiffies;
+	dev->stats.rx_packets++;
+	dev->stats.rx_bytes += cf->can_dlc;
+
+	return 1;
+}
+
+static int at91_poll(struct napi_struct *napi, int quota)
+{
+	struct net_device *dev = napi->dev;
+	const struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_sr = at91_read(priv, AT91_SR);
+	int work_done = 0;
+
+	if (reg_sr & AT91_IRQ_MB_RX)
+		work_done += at91_poll_rx(dev, quota - work_done);
+
+	/*
+	 * The error bits are clear on read,
+	 * so use saved value from irq handler.
+	 */
+	reg_sr |= priv->reg_sr;
+	if (reg_sr & AT91_IRQ_ERR_FRAME)
+		work_done += at91_poll_err(dev, quota - work_done, reg_sr);
+
+	if (work_done < quota) {
+		/* enable IRQs for frame errors and all mailboxes >= rx_next */
+		u32 reg_ier = AT91_IRQ_ERR_FRAME;
+		reg_ier |= AT91_IRQ_MB_RX & ~AT91_MB_RX_MASK(priv->rx_next);
+
+		napi_complete(napi);
+		at91_write(priv, AT91_IER, reg_ier);
+	}
+
+	return work_done;
+}
+
+/*
+ * theory of operation:
+ *
+ * priv->tx_echo holds the number of the oldest can_frame put for
+ * transmission into the hardware, but not yet ACKed by the CAN tx
+ * complete IRQ.
+ *
+ * We iterate from priv->tx_echo to priv->tx_next and check if the
+ * packet has been transmitted, echo it back to the CAN framework. If
+ * we discover a not yet transmitted package, stop looking for more.
+ *
+ */
+static void at91_irq_tx(struct net_device *dev, u32 reg_sr)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_msr;
+	unsigned int mb;
+
+	/* masking of reg_sr not needed, already done by at91_irq */
+
+	for (/* nix */; (priv->tx_next - priv->tx_echo) > 0; priv->tx_echo++) {
+		mb = get_tx_echo_mb(priv);
+
+		/* no event in mailbox? */
+		if (!(reg_sr & (1 << mb)))
+			break;
+
+		/* Disable irq for this TX mailbox */
+		at91_write(priv, AT91_IDR, 1 << mb);
+
+		/*
+		 * only echo if mailbox signals us a transfer
+		 * complete (MSR_MRDY). Otherwise it's a tansfer
+		 * abort. "can_bus_off()" takes care about the skbs
+		 * parked in the echo queue.
+		 */
+		reg_msr = at91_read(priv, AT91_MSR(mb));
+		if (likely(reg_msr & AT91_MSR_MRDY &&
+			   ~reg_msr & AT91_MSR_MABT)) {
+			/* _NOTE_: substract AT91_MB_TX_FIRST offset from mb! */
+			can_get_echo_skb(dev, mb - AT91_MB_TX_FIRST);
+			dev->stats.tx_packets++;
+		}
+	}
+
+	/*
+	 * restart queue if we don't have a wrap around but restart if
+	 * we get a TX int for the last can frame directly before a
+	 * wrap around.
+	 */
+	if ((priv->tx_next & AT91_NEXT_MASK) != 0 ||
+	    (priv->tx_echo & AT91_NEXT_MASK) == 0)
+		netif_wake_queue(dev);
+}
+
+static void at91_irq_err_state(struct net_device *dev,
+		struct can_frame *cf, enum can_state new_state)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	u32 reg_idr, reg_ier, reg_ecr;
+	u8 tec, rec;
+
+	reg_ecr = at91_read(priv, AT91_ECR);
+	rec = reg_ecr & 0xff;
+	tec = reg_ecr >> 16;
+
+	switch (priv->can.state) {
+	case CAN_STATE_ERROR_ACTIVE:
+		/*
+		 * from: ERROR_ACTIVE
+		 * to  : ERROR_WARNING, ERROR_PASSIVE, BUS_OFF
+		 * =>  : there was a warning int
+		 */
+		if (new_state >= CAN_STATE_ERROR_WARNING &&
+		    new_state <= CAN_STATE_BUS_OFF) {
+			dev_dbg(dev->dev.parent, "Error Warning IRQ\n");
+			priv->can.can_stats.error_warning++;
+
+			cf->can_id |= CAN_ERR_CRTL;
+			cf->data[1] = (tec > rec) ?
+				CAN_ERR_CRTL_TX_WARNING :
+				CAN_ERR_CRTL_RX_WARNING;
+		}
+	case CAN_STATE_ERROR_WARNING:	/* fallthrough */
+		/*
+		 * from: ERROR_ACTIVE, ERROR_WARNING
+		 * to  : ERROR_PASSIVE, BUS_OFF
+		 * =>  : error passive int
+		 */
+		if (new_state >= CAN_STATE_ERROR_PASSIVE &&
+		    new_state <= CAN_STATE_BUS_OFF) {
+			dev_dbg(dev->dev.parent, "Error Passive IRQ\n");
+			priv->can.can_stats.error_passive++;
+
+			cf->can_id |= CAN_ERR_CRTL;
+			cf->data[1] = (tec > rec) ?
+				CAN_ERR_CRTL_TX_PASSIVE :
+				CAN_ERR_CRTL_RX_PASSIVE;
+		}
+		break;
+	case CAN_STATE_BUS_OFF:
+		/*
+		 * from: BUS_OFF
+		 * to  : ERROR_ACTIVE, ERROR_WARNING, ERROR_PASSIVE
+		 */
+		if (new_state <= CAN_STATE_ERROR_PASSIVE) {
+			cf->can_id |= CAN_ERR_RESTARTED;
+
+			dev_dbg(dev->dev.parent, "restarted\n");
+			priv->can.can_stats.restarts++;
+
+			netif_carrier_on(dev);
+			netif_wake_queue(dev);
+		}
+		break;
+	default:
+		break;
+	}
+
+
+	/* process state changes depending on the new state */
+	switch (new_state) {
+	case CAN_STATE_ERROR_ACTIVE:
+		/*
+		 * actually we want to enable AT91_IRQ_WARN here, but
+		 * it screws up the system under certain
+		 * circumstances. so just enable AT91_IRQ_ERRP, thus
+		 * the "fallthrough"
+		 */
+		dev_dbg(dev->dev.parent, "Error Active\n");
+		cf->can_id |= CAN_ERR_PROT;
+		cf->data[2] = CAN_ERR_PROT_ACTIVE;
+	case CAN_STATE_ERROR_WARNING:	/* fallthrough */
+		reg_idr = AT91_IRQ_ERRA | AT91_IRQ_WARN | AT91_IRQ_BOFF;
+		reg_ier = AT91_IRQ_ERRP;
+		break;
+	case CAN_STATE_ERROR_PASSIVE:
+		reg_idr = AT91_IRQ_ERRA | AT91_IRQ_WARN | AT91_IRQ_ERRP;
+		reg_ier = AT91_IRQ_BOFF;
+		break;
+	case CAN_STATE_BUS_OFF:
+		reg_idr = AT91_IRQ_ERRA | AT91_IRQ_ERRP |
+			AT91_IRQ_WARN | AT91_IRQ_BOFF;
+		reg_ier = 0;
+
+		cf->can_id |= CAN_ERR_BUSOFF;
+
+		dev_dbg(dev->dev.parent, "bus-off\n");
+		netif_carrier_off(dev);
+		priv->can.can_stats.bus_off++;
+
+		/* turn off chip, if restart is disabled */
+		if (!priv->can.restart_ms) {
+			at91_chip_stop(dev, CAN_STATE_BUS_OFF);
+			return;
+		}
+		break;
+	default:
+		break;
+	}
+
+	at91_write(priv, AT91_IDR, reg_idr);
+	at91_write(priv, AT91_IER, reg_ier);
+}
+
+static void at91_irq_err(struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	struct sk_buff *skb;
+	struct can_frame *cf;
+	enum can_state new_state;
+	u32 reg_sr;
+
+	reg_sr = at91_read(priv, AT91_SR);
+
+	/* we need to look at the unmasked reg_sr */
+	if (unlikely(reg_sr & AT91_IRQ_BOFF))
+		new_state = CAN_STATE_BUS_OFF;
+	else if (unlikely(reg_sr & AT91_IRQ_ERRP))
+		new_state = CAN_STATE_ERROR_PASSIVE;
+	else if (unlikely(reg_sr & AT91_IRQ_WARN))
+		new_state = CAN_STATE_ERROR_WARNING;
+	else if (likely(reg_sr & AT91_IRQ_ERRA))
+		new_state = CAN_STATE_ERROR_ACTIVE;
+	else {
+		dev_err(dev->dev.parent, "BUG! hardware in undefined state\n");
+		return;
+	}
+
+	/* state hasn't changed */
+	if (likely(new_state == priv->can.state))
+		return;
+
+	skb = alloc_can_err_skb(dev, &cf);
+	if (unlikely(!skb))
+		return;
+
+	at91_irq_err_state(dev, cf, new_state);
+	netif_rx(skb);
+
+	dev->last_rx = jiffies;
+	dev->stats.rx_packets++;
+	dev->stats.rx_bytes += cf->can_dlc;
+
+	priv->can.state = new_state;
+}
+
+/*
+ * interrupt handler
+ */
+static irqreturn_t at91_irq(int irq, void *dev_id)
+{
+	struct net_device *dev = dev_id;
+	struct at91_priv *priv = netdev_priv(dev);
+	irqreturn_t handled = IRQ_NONE;
+	u32 reg_sr, reg_imr;
+
+	reg_sr = at91_read(priv, AT91_SR);
+	reg_imr = at91_read(priv, AT91_IMR);
+
+	/* Ignore masked interrupts */
+	reg_sr &= reg_imr;
+	if (!reg_sr)
+		goto exit;
+
+	handled = IRQ_HANDLED;
+
+	/* Receive or error interrupt? -> napi */
+	if (reg_sr & (AT91_IRQ_MB_RX | AT91_IRQ_ERR_FRAME)) {
+		/*
+		 * The error bits are clear on read,
+		 * save for later use.
+		 */
+		priv->reg_sr = reg_sr;
+		at91_write(priv, AT91_IDR,
+			   AT91_IRQ_MB_RX | AT91_IRQ_ERR_FRAME);
+		napi_schedule(&priv->napi);
+	}
+
+	/* Transmission complete interrupt */
+	if (reg_sr & AT91_IRQ_MB_TX)
+		at91_irq_tx(dev, reg_sr);
+
+	at91_irq_err(dev);
+
+ exit:
+	return handled;
+}
+
+static int at91_open(struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+	int err;
+
+	clk_enable(priv->clk);
+
+	/* check or determine and set bittime */
+	err = open_candev(dev);
+	if (err)
+		goto out;
+
+	/* register interrupt handler */
+	if (request_irq(dev->irq, at91_irq, IRQF_SHARED,
+			dev->name, dev)) {
+		err = -EAGAIN;
+		goto out_close;
+	}
+
+	/* start chip and queuing */
+	at91_chip_start(dev);
+	napi_enable(&priv->napi);
+	netif_start_queue(dev);
+
+	return 0;
+
+ out_close:
+	close_candev(dev);
+ out:
+	clk_disable(priv->clk);
+
+	return err;
+}
+
+/*
+ * stop CAN bus activity
+ */
+static int at91_close(struct net_device *dev)
+{
+	struct at91_priv *priv = netdev_priv(dev);
+
+	netif_stop_queue(dev);
+	napi_disable(&priv->napi);
+	at91_chip_stop(dev, CAN_STATE_STOPPED);
+
+	free_irq(dev->irq, dev);
+	clk_disable(priv->clk);
+
+	close_candev(dev);
+
+	return 0;
+}
+
+static int at91_set_mode(struct net_device *dev, enum can_mode mode)
+{
+	switch (mode) {
+	case CAN_MODE_START:
+		at91_chip_start(dev);
+		netif_wake_queue(dev);
+		break;
+
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	return 0;
+}
+
+static const struct net_device_ops at91_netdev_ops = {
+	.ndo_open	= at91_open,
+	.ndo_stop	= at91_close,
+	.ndo_start_xmit	= at91_start_xmit,
+};
+
+static int __init at91_can_probe(struct platform_device *pdev)
+{
+	struct net_device *dev;
+	struct at91_priv *priv;
+	struct resource *res;
+	struct clk *clk;
+	void __iomem *addr;
+	int err, irq;
+
+	clk = clk_get(&pdev->dev, "can_clk");
+	if (IS_ERR(clk)) {
+		dev_err(&pdev->dev, "no clock defined\n");
+		err = -ENODEV;
+		goto exit;
+	}
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	irq = platform_get_irq(pdev, 0);
+	if (!res || !irq) {
+		err = -ENODEV;
+		goto exit_put;
+	}
+
+	if (!request_mem_region(res->start,
+				resource_size(res),
+				pdev->name)) {
+		err = -EBUSY;
+		goto exit_put;
+	}
+
+	addr = ioremap_nocache(res->start, resource_size(res));
+	if (!addr) {
+		err = -ENOMEM;
+		goto exit_release;
+	}
+
+	dev = alloc_candev(sizeof(struct at91_priv));
+	if (!dev) {
+		err = -ENOMEM;
+		goto exit_iounmap;
+	}
+
+	dev->netdev_ops	= &at91_netdev_ops;
+	dev->irq = irq;
+	dev->flags |= IFF_ECHO;
+
+	priv = netdev_priv(dev);
+	priv->can.clock.freq = clk_get_rate(clk);
+	priv->can.bittiming_const = &at91_bittiming_const;
+	priv->can.do_set_bittiming = at91_set_bittiming;
+	priv->can.do_set_mode = at91_set_mode;
+	priv->reg_base = addr;
+	priv->dev = dev;
+	priv->clk = clk;
+	priv->pdata = pdev->dev.platform_data;
+
+	netif_napi_add(dev, &priv->napi, at91_poll, AT91_NAPI_WEIGHT);
+
+	dev_set_drvdata(&pdev->dev, dev);
+	SET_NETDEV_DEV(dev, &pdev->dev);
+
+	err = register_candev(dev);
+	if (err) {
+		dev_err(&pdev->dev, "registering netdev failed\n");
+		goto exit_free;
+	}
+
+	dev_info(&pdev->dev, "device registered (reg_base=%p, irq=%d)\n",
+		 priv->reg_base, dev->irq);
+
+	return 0;
+
+ exit_free:
+	free_netdev(dev);
+ exit_iounmap:
+	iounmap(addr);
+ exit_release:
+	release_mem_region(res->start, resource_size(res));
+ exit_put:
+	clk_put(clk);
+ exit:
+	return err;
+}
+
+static int __devexit at91_can_remove(struct platform_device *pdev)
+{
+	struct net_device *dev = platform_get_drvdata(pdev);
+	struct at91_priv *priv = netdev_priv(dev);
+	struct resource *res;
+
+	unregister_netdev(dev);
+
+	platform_set_drvdata(pdev, NULL);
+
+	free_netdev(dev);
+
+	iounmap(priv->reg_base);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	release_mem_region(res->start, resource_size(res));
+
+	clk_put(priv->clk);
+
+	return 0;
+}
+
+static struct platform_driver at91_can_driver = {
+	.probe		= at91_can_probe,
+	.remove		= __devexit_p(at91_can_remove),
+	.driver		= {
+		.name	= DRV_NAME,
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init at91_can_module_init(void)
+{
+	printk(KERN_INFO "%s netdevice driver\n", DRV_NAME);
+	return platform_driver_register(&at91_can_driver);
+}
+
+static void __exit at91_can_module_exit(void)
+{
+	platform_driver_unregister(&at91_can_driver);
+	printk(KERN_INFO "%s: driver removed\n", DRV_NAME);
+}
+
+module_init(at91_can_module_init);
+module_exit(at91_can_module_exit);
+
+MODULE_AUTHOR("Marc Kleine-Budde <mkl@pengutronix.de>");
+MODULE_LICENSE("GPL v2");
+MODULE_DESCRIPTION(DRV_NAME " CAN netdevice driver");
diff --git a/drivers/net/can/dev.c b/drivers/net/can/dev.c
index f0b9a1e1db46..2868fe842a41 100644
--- a/drivers/net/can/dev.c
+++ b/drivers/net/can/dev.c
@@ -589,6 +589,22 @@ static int can_changelink(struct net_device *dev,
 	return 0;
 }
 
+static size_t can_get_size(const struct net_device *dev)
+{
+	struct can_priv *priv = netdev_priv(dev);
+	size_t size;
+
+	size = nla_total_size(sizeof(u32));   /* IFLA_CAN_STATE */
+	size += sizeof(struct can_ctrlmode);  /* IFLA_CAN_CTRLMODE */
+	size += nla_total_size(sizeof(u32));  /* IFLA_CAN_RESTART_MS */
+	size += sizeof(struct can_bittiming); /* IFLA_CAN_BITTIMING */
+	size += sizeof(struct can_clock);     /* IFLA_CAN_CLOCK */
+	if (priv->bittiming_const)	      /* IFLA_CAN_BITTIMING_CONST */
+		size += sizeof(struct can_bittiming_const);
+
+	return size;
+}
+
 static int can_fill_info(struct sk_buff *skb, const struct net_device *dev)
 {
 	struct can_priv *priv = netdev_priv(dev);
@@ -613,6 +629,11 @@ nla_put_failure:
 	return -EMSGSIZE;
 }
 
+static size_t can_get_xstats_size(const struct net_device *dev)
+{
+	return sizeof(struct can_device_stats);
+}
+
 static int can_fill_xstats(struct sk_buff *skb, const struct net_device *dev)
 {
 	struct can_priv *priv = netdev_priv(dev);
@@ -639,7 +660,9 @@ static struct rtnl_link_ops can_link_ops __read_mostly = {
 	.setup		= can_setup,
 	.newlink	= can_newlink,
 	.changelink	= can_changelink,
+	.get_size	= can_get_size,
 	.fill_info	= can_fill_info,
+	.get_xstats_size = can_get_xstats_size,
 	.fill_xstats	= can_fill_xstats,
 };
 
diff --git a/drivers/net/can/sja1000/Kconfig b/drivers/net/can/sja1000/Kconfig
new file mode 100644
index 000000000000..4c674927f247
--- /dev/null
+++ b/drivers/net/can/sja1000/Kconfig
@@ -0,0 +1,47 @@
+menuconfig CAN_SJA1000
+	tristate "Philips/NXP SJA1000 devices"
+	depends on CAN_DEV && HAS_IOMEM
+
+if CAN_SJA1000
+
+config CAN_SJA1000_ISA
+	tristate "ISA Bus based legacy SJA1000 driver"
+	depends on ISA
+	---help---
+	  This driver adds legacy support for SJA1000 chips connected to
+	  the ISA bus using I/O port, memory mapped or indirect access.
+
+config CAN_SJA1000_PLATFORM
+	tristate "Generic Platform Bus based SJA1000 driver"
+	---help---
+	  This driver adds support for the SJA1000 chips connected to
+	  the "platform bus" (Linux abstraction for directly to the
+	  processor attached devices).  Which can be found on various
+	  boards from Phytec (http://www.phytec.de) like the PCM027,
+	  PCM038.
+
+config CAN_SJA1000_OF_PLATFORM
+	tristate "Generic OF Platform Bus based SJA1000 driver"
+	depends on PPC_OF
+	---help---
+	  This driver adds support for the SJA1000 chips connected to
+	  the OpenFirmware "platform bus" found on embedded systems with
+	  OpenFirmware bindings, e.g. if you have a PowerPC based system
+	  you may want to enable this option.
+
+config CAN_EMS_PCI
+	tristate "EMS CPC-PCI, CPC-PCIe and CPC-104P Card"
+	depends on PCI
+	---help---
+	  This driver is for the one, two or four channel CPC-PCI,
+	  CPC-PCIe and CPC-104P cards from EMS Dr. Thomas Wuensche
+	  (http://www.ems-wuensche.de).
+
+config CAN_KVASER_PCI
+	tristate "Kvaser PCIcanx and Kvaser PCIcan PCI Cards"
+	depends on PCI
+	---help---
+	  This driver is for the the PCIcanx and PCIcan cards (1, 2 or
+	  4 channel) from Kvaser (http://www.kvaser.com).
+
+endif
diff --git a/drivers/net/can/sja1000/ems_pci.c b/drivers/net/can/sja1000/ems_pci.c
index 7d84b8ac9c1c..fd04789d3370 100644
--- a/drivers/net/can/sja1000/ems_pci.c
+++ b/drivers/net/can/sja1000/ems_pci.c
@@ -94,12 +94,14 @@ struct ems_pci_card {
 #define EMS_PCI_CDR             (CDR_CBP | CDR_CLKOUT_MASK)
 
 #define EMS_PCI_V1_BASE_BAR     1
-#define EMS_PCI_V1_MEM_SIZE     4096
+#define EMS_PCI_V1_CONF_SIZE    4096 /* size of PITA control area */
 #define EMS_PCI_V2_BASE_BAR     2
-#define EMS_PCI_V2_MEM_SIZE     128
+#define EMS_PCI_V2_CONF_SIZE    128 /* size of PLX control area */
 #define EMS_PCI_CAN_BASE_OFFSET 0x400 /* offset where the controllers starts */
 #define EMS_PCI_CAN_CTRL_SIZE   0x200 /* memory size for each controller */
 
+#define EMS_PCI_BASE_SIZE  4096 /* size of controller area */
+
 static struct pci_device_id ems_pci_tbl[] = {
 	/* CPC-PCI v1 */
 	{PCI_VENDOR_ID_SIEMENS, 0x2104, PCI_ANY_ID, PCI_ANY_ID,},
@@ -224,7 +226,7 @@ static int __devinit ems_pci_add_card(struct pci_dev *pdev,
 	struct sja1000_priv *priv;
 	struct net_device *dev;
 	struct ems_pci_card *card;
-	int max_chan, mem_size, base_bar;
+	int max_chan, conf_size, base_bar;
 	int err, i;
 
 	/* Enabling PCI device */
@@ -251,22 +253,22 @@ static int __devinit ems_pci_add_card(struct pci_dev *pdev,
 		card->version = 2; /* CPC-PCI v2 */
 		max_chan = EMS_PCI_V2_MAX_CHAN;
 		base_bar = EMS_PCI_V2_BASE_BAR;
-		mem_size = EMS_PCI_V2_MEM_SIZE;
+		conf_size = EMS_PCI_V2_CONF_SIZE;
 	} else {
 		card->version = 1; /* CPC-PCI v1 */
 		max_chan = EMS_PCI_V1_MAX_CHAN;
 		base_bar = EMS_PCI_V1_BASE_BAR;
-		mem_size = EMS_PCI_V1_MEM_SIZE;
+		conf_size = EMS_PCI_V1_CONF_SIZE;
 	}
 
 	/* Remap configuration space and controller memory area */
-	card->conf_addr = pci_iomap(pdev, 0, mem_size);
+	card->conf_addr = pci_iomap(pdev, 0, conf_size);
 	if (card->conf_addr == NULL) {
 		err = -ENOMEM;
 		goto failure_cleanup;
 	}
 
-	card->base_addr = pci_iomap(pdev, base_bar, mem_size);
+	card->base_addr = pci_iomap(pdev, base_bar, EMS_PCI_BASE_SIZE);
 	if (card->base_addr == NULL) {
 		err = -ENOMEM;
 		goto failure_cleanup;
diff --git a/drivers/net/can/sja1000/sja1000_of_platform.c b/drivers/net/can/sja1000/sja1000_of_platform.c
index 3373560405ba..9dd076a626a5 100644
--- a/drivers/net/can/sja1000/sja1000_of_platform.c
+++ b/drivers/net/can/sja1000/sja1000_of_platform.c
@@ -213,6 +213,7 @@ static struct of_device_id __devinitdata sja1000_ofp_table[] = {
 	{.compatible = "nxp,sja1000"},
 	{},
 };
+MODULE_DEVICE_TABLE(of, sja1000_ofp_table);
 
 static struct of_platform_driver sja1000_ofp_driver = {
 	.owner = THIS_MODULE,
diff --git a/drivers/net/can/usb/Kconfig b/drivers/net/can/usb/Kconfig
new file mode 100644
index 000000000000..bbc78e0b8a15
--- /dev/null
+++ b/drivers/net/can/usb/Kconfig
@@ -0,0 +1,10 @@
+menu "CAN USB interfaces"
+	depends on USB && CAN_DEV
+
+config CAN_EMS_USB
+	tristate "EMS CPC-USB/ARM7 CAN/USB interface"
+	---help---
+	  This driver is for the one channel CPC-USB/ARM7 CAN/USB interface
+	  from from EMS Dr. Thomas Wuensche (http://www.ems-wuensche.de).
+
+endmenu
diff --git a/drivers/net/can/usb/Makefile b/drivers/net/can/usb/Makefile
new file mode 100644
index 000000000000..0afd51d4c7a5
--- /dev/null
+++ b/drivers/net/can/usb/Makefile
@@ -0,0 +1,7 @@
+#
+#  Makefile for the Linux Controller Area Network USB drivers.
+#
+
+obj-$(CONFIG_CAN_EMS_USB) += ems_usb.o
+
+ccflags-$(CONFIG_CAN_DEBUG_DEVICES) := -DDEBUG
diff --git a/drivers/net/can/usb/ems_usb.c b/drivers/net/can/usb/ems_usb.c
new file mode 100644
index 000000000000..abdbd9c2b788
--- /dev/null
+++ b/drivers/net/can/usb/ems_usb.c
@@ -0,0 +1,1158 @@
+/*
+ * CAN driver for EMS Dr. Thomas Wuensche CPC-USB/ARM7
+ *
+ * Copyright (C) 2004-2009 EMS Dr. Thomas Wuensche
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published
+ * by the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
+ */
+#include <linux/init.h>
+#include <linux/signal.h>
+#include <linux/slab.h>
+#include <linux/module.h>
+#include <linux/netdevice.h>
+#include <linux/usb.h>
+
+#include <linux/can.h>
+#include <linux/can/dev.h>
+#include <linux/can/error.h>
+
+MODULE_AUTHOR("Sebastian Haas <haas@ems-wuensche.com>");
+MODULE_DESCRIPTION("CAN driver for EMS Dr. Thomas Wuensche CAN/USB interfaces");
+MODULE_LICENSE("GPL v2");
+
+/* Control-Values for CPC_Control() Command Subject Selection */
+#define CONTR_CAN_MESSAGE 0x04
+#define CONTR_CAN_STATE   0x0C
+#define CONTR_BUS_ERROR   0x1C
+
+/* Control Command Actions */
+#define CONTR_CONT_OFF 0
+#define CONTR_CONT_ON  1
+#define CONTR_ONCE     2
+
+/* Messages from CPC to PC */
+#define CPC_MSG_TYPE_CAN_FRAME       1  /* CAN data frame */
+#define CPC_MSG_TYPE_RTR_FRAME       8  /* CAN remote frame */
+#define CPC_MSG_TYPE_CAN_PARAMS      12 /* Actual CAN parameters */
+#define CPC_MSG_TYPE_CAN_STATE       14 /* CAN state message */
+#define CPC_MSG_TYPE_EXT_CAN_FRAME   16 /* Extended CAN data frame */
+#define CPC_MSG_TYPE_EXT_RTR_FRAME   17 /* Extended remote frame */
+#define CPC_MSG_TYPE_CONTROL         19 /* change interface behavior */
+#define CPC_MSG_TYPE_CONFIRM         20 /* command processed confirmation */
+#define CPC_MSG_TYPE_OVERRUN         21 /* overrun events */
+#define CPC_MSG_TYPE_CAN_FRAME_ERROR 23 /* detected bus errors */
+#define CPC_MSG_TYPE_ERR_COUNTER     25 /* RX/TX error counter */
+
+/* Messages from the PC to the CPC interface  */
+#define CPC_CMD_TYPE_CAN_FRAME     1   /* CAN data frame */
+#define CPC_CMD_TYPE_CONTROL       3   /* control of interface behavior */
+#define CPC_CMD_TYPE_CAN_PARAMS    6   /* set CAN parameters */
+#define CPC_CMD_TYPE_RTR_FRAME     13  /* CAN remote frame */
+#define CPC_CMD_TYPE_CAN_STATE     14  /* CAN state message */
+#define CPC_CMD_TYPE_EXT_CAN_FRAME 15  /* Extended CAN data frame */
+#define CPC_CMD_TYPE_EXT_RTR_FRAME 16  /* Extended CAN remote frame */
+#define CPC_CMD_TYPE_CAN_EXIT      200 /* exit the CAN */
+
+#define CPC_CMD_TYPE_INQ_ERR_COUNTER 25 /* request the CAN error counters */
+#define CPC_CMD_TYPE_CLEAR_MSG_QUEUE 8  /* clear CPC_MSG queue */
+#define CPC_CMD_TYPE_CLEAR_CMD_QUEUE 28 /* clear CPC_CMD queue */
+
+#define CPC_CC_TYPE_SJA1000 2 /* Philips basic CAN controller */
+
+#define CPC_CAN_ECODE_ERRFRAME 0x01 /* Ecode type */
+
+/* Overrun types */
+#define CPC_OVR_EVENT_CAN       0x01
+#define CPC_OVR_EVENT_CANSTATE  0x02
+#define CPC_OVR_EVENT_BUSERROR  0x04
+
+/*
+ * If the CAN controller lost a message we indicate it with the highest bit
+ * set in the count field.
+ */
+#define CPC_OVR_HW 0x80
+
+/* Size of the "struct ems_cpc_msg" without the union */
+#define CPC_MSG_HEADER_LEN   11
+#define CPC_CAN_MSG_MIN_SIZE 5
+
+/* Define these values to match your devices */
+#define USB_CPCUSB_VENDOR_ID 0x12D6
+
+#define USB_CPCUSB_ARM7_PRODUCT_ID 0x0444
+
+/* Mode register NXP LPC2119/SJA1000 CAN Controller */
+#define SJA1000_MOD_NORMAL 0x00
+#define SJA1000_MOD_RM     0x01
+
+/* ECC register NXP LPC2119/SJA1000 CAN Controller */
+#define SJA1000_ECC_SEG   0x1F
+#define SJA1000_ECC_DIR   0x20
+#define SJA1000_ECC_ERR   0x06
+#define SJA1000_ECC_BIT   0x00
+#define SJA1000_ECC_FORM  0x40
+#define SJA1000_ECC_STUFF 0x80
+#define SJA1000_ECC_MASK  0xc0
+
+/* Status register content */
+#define SJA1000_SR_BS 0x80
+#define SJA1000_SR_ES 0x40
+
+#define SJA1000_DEFAULT_OUTPUT_CONTROL 0xDA
+
+/*
+ * The device actually uses a 16MHz clock to generate the CAN clock
+ * but it expects SJA1000 bit settings based on 8MHz (is internally
+ * converted).
+ */
+#define EMS_USB_ARM7_CLOCK 8000000
+
+/*
+ * CAN-Message representation in a CPC_MSG. Message object type is
+ * CPC_MSG_TYPE_CAN_FRAME or CPC_MSG_TYPE_RTR_FRAME or
+ * CPC_MSG_TYPE_EXT_CAN_FRAME or CPC_MSG_TYPE_EXT_RTR_FRAME.
+ */
+struct cpc_can_msg {
+	u32 id;
+	u8 length;
+	u8 msg[8];
+};
+
+/* Representation of the CAN parameters for the SJA1000 controller */
+struct cpc_sja1000_params {
+	u8 mode;
+	u8 acc_code0;
+	u8 acc_code1;
+	u8 acc_code2;
+	u8 acc_code3;
+	u8 acc_mask0;
+	u8 acc_mask1;
+	u8 acc_mask2;
+	u8 acc_mask3;
+	u8 btr0;
+	u8 btr1;
+	u8 outp_contr;
+};
+
+/* CAN params message representation */
+struct cpc_can_params {
+	u8 cc_type;
+
+	/* Will support M16C CAN controller in the future */
+	union {
+		struct cpc_sja1000_params sja1000;
+	} cc_params;
+};
+
+/* Structure for confirmed message handling */
+struct cpc_confirm {
+	u8 error; /* error code */
+};
+
+/* Structure for overrun conditions */
+struct cpc_overrun {
+	u8 event;
+	u8 count;
+};
+
+/* SJA1000 CAN errors (compatible to NXP LPC2119) */
+struct cpc_sja1000_can_error {
+	u8 ecc;
+	u8 rxerr;
+	u8 txerr;
+};
+
+/* structure for CAN error conditions */
+struct cpc_can_error {
+	u8 ecode;
+
+	struct {
+		u8 cc_type;
+
+		/* Other controllers may also provide error code capture regs */
+		union {
+			struct cpc_sja1000_can_error sja1000;
+		} regs;
+	} cc;
+};
+
+/*
+ * Structure containing RX/TX error counter. This structure is used to request
+ * the values of the CAN controllers TX and RX error counter.
+ */
+struct cpc_can_err_counter {
+	u8 rx;
+	u8 tx;
+};
+
+/* Main message type used between library and application */
+struct __attribute__ ((packed)) ems_cpc_msg {
+	u8 type;	/* type of message */
+	u8 length;	/* length of data within union 'msg' */
+	u8 msgid;	/* confirmation handle */
+	u32 ts_sec;	/* timestamp in seconds */
+	u32 ts_nsec;	/* timestamp in nano seconds */
+
+	union {
+		u8 generic[64];
+		struct cpc_can_msg can_msg;
+		struct cpc_can_params can_params;
+		struct cpc_confirm confirmation;
+		struct cpc_overrun overrun;
+		struct cpc_can_error error;
+		struct cpc_can_err_counter err_counter;
+		u8 can_state;
+	} msg;
+};
+
+/*
+ * Table of devices that work with this driver
+ * NOTE: This driver supports only CPC-USB/ARM7 (LPC2119) yet.
+ */
+static struct usb_device_id ems_usb_table[] = {
+	{USB_DEVICE(USB_CPCUSB_VENDOR_ID, USB_CPCUSB_ARM7_PRODUCT_ID)},
+	{} /* Terminating entry */
+};
+
+MODULE_DEVICE_TABLE(usb, ems_usb_table);
+
+#define RX_BUFFER_SIZE      64
+#define CPC_HEADER_SIZE     4
+#define INTR_IN_BUFFER_SIZE 4
+
+#define MAX_RX_URBS 10
+#define MAX_TX_URBS CAN_ECHO_SKB_MAX
+
+struct ems_usb;
+
+struct ems_tx_urb_context {
+	struct ems_usb *dev;
+
+	u32 echo_index;
+	u8 dlc;
+};
+
+struct ems_usb {
+	struct can_priv can; /* must be the first member */
+	int open_time;
+
+	struct sk_buff *echo_skb[MAX_TX_URBS];
+
+	struct usb_device *udev;
+	struct net_device *netdev;
+
+	atomic_t active_tx_urbs;
+	struct usb_anchor tx_submitted;
+	struct ems_tx_urb_context tx_contexts[MAX_TX_URBS];
+
+	struct usb_anchor rx_submitted;
+
+	struct urb *intr_urb;
+
+	u8 *tx_msg_buffer;
+
+	u8 *intr_in_buffer;
+	unsigned int free_slots; /* remember number of available slots */
+
+	struct ems_cpc_msg active_params; /* active controller parameters */
+};
+
+static void ems_usb_read_interrupt_callback(struct urb *urb)
+{
+	struct ems_usb *dev = urb->context;
+	struct net_device *netdev = dev->netdev;
+	int err;
+
+	if (!netif_device_present(netdev))
+		return;
+
+	switch (urb->status) {
+	case 0:
+		dev->free_slots = dev->intr_in_buffer[1];
+		break;
+
+	case -ECONNRESET: /* unlink */
+	case -ENOENT:
+	case -ESHUTDOWN:
+		return;
+
+	default:
+		dev_info(netdev->dev.parent, "Rx interrupt aborted %d\n",
+			 urb->status);
+		break;
+	}
+
+	err = usb_submit_urb(urb, GFP_ATOMIC);
+
+	if (err == -ENODEV)
+		netif_device_detach(netdev);
+	else if (err)
+		dev_err(netdev->dev.parent,
+			"failed resubmitting intr urb: %d\n", err);
+
+	return;
+}
+
+static void ems_usb_rx_can_msg(struct ems_usb *dev, struct ems_cpc_msg *msg)
+{
+	struct can_frame *cf;
+	struct sk_buff *skb;
+	int i;
+	struct net_device_stats *stats = &dev->netdev->stats;
+
+	skb = netdev_alloc_skb(dev->netdev, sizeof(struct can_frame));
+	if (skb == NULL)
+		return;
+
+	skb->protocol = htons(ETH_P_CAN);
+
+	cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame));
+
+	cf->can_id = le32_to_cpu(msg->msg.can_msg.id);
+	cf->can_dlc = min_t(u8, msg->msg.can_msg.length, 8);
+
+	if (msg->type == CPC_MSG_TYPE_EXT_CAN_FRAME
+	    || msg->type == CPC_MSG_TYPE_EXT_RTR_FRAME)
+		cf->can_id |= CAN_EFF_FLAG;
+
+	if (msg->type == CPC_MSG_TYPE_RTR_FRAME
+	    || msg->type == CPC_MSG_TYPE_EXT_RTR_FRAME) {
+		cf->can_id |= CAN_RTR_FLAG;
+	} else {
+		for (i = 0; i < cf->can_dlc; i++)
+			cf->data[i] = msg->msg.can_msg.msg[i];
+	}
+
+	netif_rx(skb);
+
+	stats->rx_packets++;
+	stats->rx_bytes += cf->can_dlc;
+}
+
+static void ems_usb_rx_err(struct ems_usb *dev, struct ems_cpc_msg *msg)
+{
+	struct can_frame *cf;
+	struct sk_buff *skb;
+	struct net_device_stats *stats = &dev->netdev->stats;
+
+	skb = netdev_alloc_skb(dev->netdev, sizeof(struct can_frame));
+	if (skb == NULL)
+		return;
+
+	skb->protocol = htons(ETH_P_CAN);
+
+	cf = (struct can_frame *)skb_put(skb, sizeof(struct can_frame));
+	memset(cf, 0, sizeof(struct can_frame));
+
+	cf->can_id = CAN_ERR_FLAG;
+	cf->can_dlc = CAN_ERR_DLC;
+
+	if (msg->type == CPC_MSG_TYPE_CAN_STATE) {
+		u8 state = msg->msg.can_state;
+
+		if (state & SJA1000_SR_BS) {
+			dev->can.state = CAN_STATE_BUS_OFF;
+			cf->can_id |= CAN_ERR_BUSOFF;
+
+			can_bus_off(dev->netdev);
+		} else if (state & SJA1000_SR_ES) {
+			dev->can.state = CAN_STATE_ERROR_WARNING;
+			dev->can.can_stats.error_warning++;
+		} else {
+			dev->can.state = CAN_STATE_ERROR_ACTIVE;
+			dev->can.can_stats.error_passive++;
+		}
+	} else if (msg->type == CPC_MSG_TYPE_CAN_FRAME_ERROR) {
+		u8 ecc = msg->msg.error.cc.regs.sja1000.ecc;
+		u8 txerr = msg->msg.error.cc.regs.sja1000.txerr;
+		u8 rxerr = msg->msg.error.cc.regs.sja1000.rxerr;
+
+		/* bus error interrupt */
+		dev->can.can_stats.bus_error++;
+		stats->rx_errors++;
+
+		cf->can_id |= CAN_ERR_PROT | CAN_ERR_BUSERROR;
+
+		switch (ecc & SJA1000_ECC_MASK) {
+		case SJA1000_ECC_BIT:
+			cf->data[2] |= CAN_ERR_PROT_BIT;
+			break;
+		case SJA1000_ECC_FORM:
+			cf->data[2] |= CAN_ERR_PROT_FORM;
+			break;
+		case SJA1000_ECC_STUFF:
+			cf->data[2] |= CAN_ERR_PROT_STUFF;
+			break;
+		default:
+			cf->data[2] |= CAN_ERR_PROT_UNSPEC;
+			cf->data[3] = ecc & SJA1000_ECC_SEG;
+			break;
+		}
+
+		/* Error occured during transmission? */
+		if ((ecc & SJA1000_ECC_DIR) == 0)
+			cf->data[2] |= CAN_ERR_PROT_TX;
+
+		if (dev->can.state == CAN_STATE_ERROR_WARNING ||
+		    dev->can.state == CAN_STATE_ERROR_PASSIVE) {
+			cf->data[1] = (txerr > rxerr) ?
+			    CAN_ERR_CRTL_TX_PASSIVE : CAN_ERR_CRTL_RX_PASSIVE;
+		}
+	} else if (msg->type == CPC_MSG_TYPE_OVERRUN) {
+		cf->can_id |= CAN_ERR_CRTL;
+		cf->data[1] = CAN_ERR_CRTL_RX_OVERFLOW;
+
+		stats->rx_over_errors++;
+		stats->rx_errors++;
+	}
+
+	netif_rx(skb);
+
+	stats->rx_packets++;
+	stats->rx_bytes += cf->can_dlc;
+}
+
+/*
+ * callback for bulk IN urb
+ */
+static void ems_usb_read_bulk_callback(struct urb *urb)
+{
+	struct ems_usb *dev = urb->context;
+	struct net_device *netdev;
+	int retval;
+
+	netdev = dev->netdev;
+
+	if (!netif_device_present(netdev))
+		return;
+
+	switch (urb->status) {
+	case 0: /* success */
+		break;
+
+	case -ENOENT:
+		return;
+
+	default:
+		dev_info(netdev->dev.parent, "Rx URB aborted (%d)\n",
+			 urb->status);
+		goto resubmit_urb;
+	}
+
+	if (urb->actual_length > CPC_HEADER_SIZE) {
+		struct ems_cpc_msg *msg;
+		u8 *ibuf = urb->transfer_buffer;
+		u8 msg_count, again, start;
+
+		msg_count = ibuf[0] & ~0x80;
+		again = ibuf[0] & 0x80;
+
+		start = CPC_HEADER_SIZE;
+
+		while (msg_count) {
+			msg = (struct ems_cpc_msg *)&ibuf[start];
+
+			switch (msg->type) {
+			case CPC_MSG_TYPE_CAN_STATE:
+				/* Process CAN state changes */
+				ems_usb_rx_err(dev, msg);
+				break;
+
+			case CPC_MSG_TYPE_CAN_FRAME:
+			case CPC_MSG_TYPE_EXT_CAN_FRAME:
+			case CPC_MSG_TYPE_RTR_FRAME:
+			case CPC_MSG_TYPE_EXT_RTR_FRAME:
+				ems_usb_rx_can_msg(dev, msg);
+				break;
+
+			case CPC_MSG_TYPE_CAN_FRAME_ERROR:
+				/* Process errorframe */
+				ems_usb_rx_err(dev, msg);
+				break;
+
+			case CPC_MSG_TYPE_OVERRUN:
+				/* Message lost while receiving */
+				ems_usb_rx_err(dev, msg);
+				break;
+			}
+
+			start += CPC_MSG_HEADER_LEN + msg->length;
+			msg_count--;
+
+			if (start > urb->transfer_buffer_length) {
+				dev_err(netdev->dev.parent, "format error\n");
+				break;
+			}
+		}
+	}
+
+resubmit_urb:
+	usb_fill_bulk_urb(urb, dev->udev, usb_rcvbulkpipe(dev->udev, 2),
+			  urb->transfer_buffer, RX_BUFFER_SIZE,
+			  ems_usb_read_bulk_callback, dev);
+
+	retval = usb_submit_urb(urb, GFP_ATOMIC);
+
+	if (retval == -ENODEV)
+		netif_device_detach(netdev);
+	else if (retval)
+		dev_err(netdev->dev.parent,
+			"failed resubmitting read bulk urb: %d\n", retval);
+
+	return;
+}
+
+/*
+ * callback for bulk IN urb
+ */
+static void ems_usb_write_bulk_callback(struct urb *urb)
+{
+	struct ems_tx_urb_context *context = urb->context;
+	struct ems_usb *dev;
+	struct net_device *netdev;
+
+	BUG_ON(!context);
+
+	dev = context->dev;
+	netdev = dev->netdev;
+
+	/* free up our allocated buffer */
+	usb_buffer_free(urb->dev, urb->transfer_buffer_length,
+			urb->transfer_buffer, urb->transfer_dma);
+
+	atomic_dec(&dev->active_tx_urbs);
+
+	if (!netif_device_present(netdev))
+		return;
+
+	if (urb->status)
+		dev_info(netdev->dev.parent, "Tx URB aborted (%d)\n",
+			 urb->status);
+
+	netdev->trans_start = jiffies;
+
+	/* transmission complete interrupt */
+	netdev->stats.tx_packets++;
+	netdev->stats.tx_bytes += context->dlc;
+
+	can_get_echo_skb(netdev, context->echo_index);
+
+	/* Release context */
+	context->echo_index = MAX_TX_URBS;
+
+	if (netif_queue_stopped(netdev))
+		netif_wake_queue(netdev);
+}
+
+/*
+ * Send the given CPC command synchronously
+ */
+static int ems_usb_command_msg(struct ems_usb *dev, struct ems_cpc_msg *msg)
+{
+	int actual_length;
+
+	/* Copy payload */
+	memcpy(&dev->tx_msg_buffer[CPC_HEADER_SIZE], msg,
+	       msg->length + CPC_MSG_HEADER_LEN);
+
+	/* Clear header */
+	memset(&dev->tx_msg_buffer[0], 0, CPC_HEADER_SIZE);
+
+	return usb_bulk_msg(dev->udev, usb_sndbulkpipe(dev->udev, 2),
+			    &dev->tx_msg_buffer[0],
+			    msg->length + CPC_MSG_HEADER_LEN + CPC_HEADER_SIZE,
+			    &actual_length, 1000);
+}
+
+/*
+ * Change CAN controllers' mode register
+ */
+static int ems_usb_write_mode(struct ems_usb *dev, u8 mode)
+{
+	dev->active_params.msg.can_params.cc_params.sja1000.mode = mode;
+
+	return ems_usb_command_msg(dev, &dev->active_params);
+}
+
+/*
+ * Send a CPC_Control command to change behaviour when interface receives a CAN
+ * message, bus error or CAN state changed notifications.
+ */
+static int ems_usb_control_cmd(struct ems_usb *dev, u8 val)
+{
+	struct ems_cpc_msg cmd;
+
+	cmd.type = CPC_CMD_TYPE_CONTROL;
+	cmd.length = CPC_MSG_HEADER_LEN + 1;
+
+	cmd.msgid = 0;
+
+	cmd.msg.generic[0] = val;
+
+	return ems_usb_command_msg(dev, &cmd);
+}
+
+/*
+ * Start interface
+ */
+static int ems_usb_start(struct ems_usb *dev)
+{
+	struct net_device *netdev = dev->netdev;
+	int err, i;
+
+	dev->intr_in_buffer[0] = 0;
+	dev->free_slots = 15; /* initial size */
+
+	for (i = 0; i < MAX_RX_URBS; i++) {
+		struct urb *urb = NULL;
+		u8 *buf = NULL;
+
+		/* create a URB, and a buffer for it */
+		urb = usb_alloc_urb(0, GFP_KERNEL);
+		if (!urb) {
+			dev_err(netdev->dev.parent,
+				"No memory left for URBs\n");
+			return -ENOMEM;
+		}
+
+		buf = usb_buffer_alloc(dev->udev, RX_BUFFER_SIZE, GFP_KERNEL,
+				       &urb->transfer_dma);
+		if (!buf) {
+			dev_err(netdev->dev.parent,
+				"No memory left for USB buffer\n");
+			usb_free_urb(urb);
+			return -ENOMEM;
+		}
+
+		usb_fill_bulk_urb(urb, dev->udev, usb_rcvbulkpipe(dev->udev, 2),
+				  buf, RX_BUFFER_SIZE,
+				  ems_usb_read_bulk_callback, dev);
+		urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+		usb_anchor_urb(urb, &dev->rx_submitted);
+
+		err = usb_submit_urb(urb, GFP_KERNEL);
+		if (err) {
+			if (err == -ENODEV)
+				netif_device_detach(dev->netdev);
+
+			usb_unanchor_urb(urb);
+			usb_buffer_free(dev->udev, RX_BUFFER_SIZE, buf,
+					urb->transfer_dma);
+			break;
+		}
+
+		/* Drop reference, USB core will take care of freeing it */
+		usb_free_urb(urb);
+	}
+
+	/* Did we submit any URBs */
+	if (i == 0) {
+		dev_warn(netdev->dev.parent, "couldn't setup read URBs\n");
+		return err;
+	}
+
+	/* Warn if we've couldn't transmit all the URBs */
+	if (i < MAX_RX_URBS)
+		dev_warn(netdev->dev.parent, "rx performance may be slow\n");
+
+	/* Setup and start interrupt URB */
+	usb_fill_int_urb(dev->intr_urb, dev->udev,
+			 usb_rcvintpipe(dev->udev, 1),
+			 dev->intr_in_buffer,
+			 INTR_IN_BUFFER_SIZE,
+			 ems_usb_read_interrupt_callback, dev, 1);
+
+	err = usb_submit_urb(dev->intr_urb, GFP_KERNEL);
+	if (err) {
+		if (err == -ENODEV)
+			netif_device_detach(dev->netdev);
+
+		dev_warn(netdev->dev.parent, "intr URB submit failed: %d\n",
+			 err);
+
+		return err;
+	}
+
+	/* CPC-USB will transfer received message to host */
+	err = ems_usb_control_cmd(dev, CONTR_CAN_MESSAGE | CONTR_CONT_ON);
+	if (err)
+		goto failed;
+
+	/* CPC-USB will transfer CAN state changes to host */
+	err = ems_usb_control_cmd(dev, CONTR_CAN_STATE | CONTR_CONT_ON);
+	if (err)
+		goto failed;
+
+	/* CPC-USB will transfer bus errors to host */
+	err = ems_usb_control_cmd(dev, CONTR_BUS_ERROR | CONTR_CONT_ON);
+	if (err)
+		goto failed;
+
+	err = ems_usb_write_mode(dev, SJA1000_MOD_NORMAL);
+	if (err)
+		goto failed;
+
+	dev->can.state = CAN_STATE_ERROR_ACTIVE;
+
+	return 0;
+
+failed:
+	if (err == -ENODEV)
+		netif_device_detach(dev->netdev);
+
+	dev_warn(netdev->dev.parent, "couldn't submit control: %d\n", err);
+
+	return err;
+}
+
+static void unlink_all_urbs(struct ems_usb *dev)
+{
+	int i;
+
+	usb_unlink_urb(dev->intr_urb);
+
+	usb_kill_anchored_urbs(&dev->rx_submitted);
+
+	usb_kill_anchored_urbs(&dev->tx_submitted);
+	atomic_set(&dev->active_tx_urbs, 0);
+
+	for (i = 0; i < MAX_TX_URBS; i++)
+		dev->tx_contexts[i].echo_index = MAX_TX_URBS;
+}
+
+static int ems_usb_open(struct net_device *netdev)
+{
+	struct ems_usb *dev = netdev_priv(netdev);
+	int err;
+
+	err = ems_usb_write_mode(dev, SJA1000_MOD_RM);
+	if (err)
+		return err;
+
+	/* common open */
+	err = open_candev(netdev);
+	if (err)
+		return err;
+
+	/* finally start device */
+	err = ems_usb_start(dev);
+	if (err) {
+		if (err == -ENODEV)
+			netif_device_detach(dev->netdev);
+
+		dev_warn(netdev->dev.parent, "couldn't start device: %d\n",
+			 err);
+
+		close_candev(netdev);
+
+		return err;
+	}
+
+	dev->open_time = jiffies;
+
+	netif_start_queue(netdev);
+
+	return 0;
+}
+
+static netdev_tx_t ems_usb_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+{
+	struct ems_usb *dev = netdev_priv(netdev);
+	struct ems_tx_urb_context *context = NULL;
+	struct net_device_stats *stats = &netdev->stats;
+	struct can_frame *cf = (struct can_frame *)skb->data;
+	struct ems_cpc_msg *msg;
+	struct urb *urb;
+	u8 *buf;
+	int i, err;
+	size_t size = CPC_HEADER_SIZE + CPC_MSG_HEADER_LEN
+			+ sizeof(struct cpc_can_msg);
+
+	/* create a URB, and a buffer for it, and copy the data to the URB */
+	urb = usb_alloc_urb(0, GFP_ATOMIC);
+	if (!urb) {
+		dev_err(netdev->dev.parent, "No memory left for URBs\n");
+		goto nomem;
+	}
+
+	buf = usb_buffer_alloc(dev->udev, size, GFP_ATOMIC, &urb->transfer_dma);
+	if (!buf) {
+		dev_err(netdev->dev.parent, "No memory left for USB buffer\n");
+		usb_free_urb(urb);
+		goto nomem;
+	}
+
+	msg = (struct ems_cpc_msg *)&buf[CPC_HEADER_SIZE];
+
+	msg->msg.can_msg.id = cf->can_id & CAN_ERR_MASK;
+	msg->msg.can_msg.length = cf->can_dlc;
+
+	if (cf->can_id & CAN_RTR_FLAG) {
+		msg->type = cf->can_id & CAN_EFF_FLAG ?
+			CPC_CMD_TYPE_EXT_RTR_FRAME : CPC_CMD_TYPE_RTR_FRAME;
+
+		msg->length = CPC_CAN_MSG_MIN_SIZE;
+	} else {
+		msg->type = cf->can_id & CAN_EFF_FLAG ?
+			CPC_CMD_TYPE_EXT_CAN_FRAME : CPC_CMD_TYPE_CAN_FRAME;
+
+		for (i = 0; i < cf->can_dlc; i++)
+			msg->msg.can_msg.msg[i] = cf->data[i];
+
+		msg->length = CPC_CAN_MSG_MIN_SIZE + cf->can_dlc;
+	}
+
+	/* Respect byte order */
+	msg->msg.can_msg.id = cpu_to_le32(msg->msg.can_msg.id);
+
+	for (i = 0; i < MAX_TX_URBS; i++) {
+		if (dev->tx_contexts[i].echo_index == MAX_TX_URBS) {
+			context = &dev->tx_contexts[i];
+			break;
+		}
+	}
+
+	/*
+	 * May never happen! When this happens we'd more URBs in flight as
+	 * allowed (MAX_TX_URBS).
+	 */
+	if (!context) {
+		usb_unanchor_urb(urb);
+		usb_buffer_free(dev->udev, size, buf, urb->transfer_dma);
+
+		dev_warn(netdev->dev.parent, "couldn't find free context\n");
+
+		return NETDEV_TX_BUSY;
+	}
+
+	context->dev = dev;
+	context->echo_index = i;
+	context->dlc = cf->can_dlc;
+
+	usb_fill_bulk_urb(urb, dev->udev, usb_sndbulkpipe(dev->udev, 2), buf,
+			  size, ems_usb_write_bulk_callback, context);
+	urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
+	usb_anchor_urb(urb, &dev->tx_submitted);
+
+	can_put_echo_skb(skb, netdev, context->echo_index);
+
+	atomic_inc(&dev->active_tx_urbs);
+
+	err = usb_submit_urb(urb, GFP_ATOMIC);
+	if (unlikely(err)) {
+		can_free_echo_skb(netdev, context->echo_index);
+
+		usb_unanchor_urb(urb);
+		usb_buffer_free(dev->udev, size, buf, urb->transfer_dma);
+		dev_kfree_skb(skb);
+
+		atomic_dec(&dev->active_tx_urbs);
+
+		if (err == -ENODEV) {
+			netif_device_detach(netdev);
+		} else {
+			dev_warn(netdev->dev.parent, "failed tx_urb %d\n", err);
+
+			stats->tx_dropped++;
+		}
+	} else {
+		netdev->trans_start = jiffies;
+
+		/* Slow down tx path */
+		if (atomic_read(&dev->active_tx_urbs) >= MAX_TX_URBS ||
+		    dev->free_slots < 5) {
+			netif_stop_queue(netdev);
+		}
+	}
+
+	/*
+	 * Release our reference to this URB, the USB core will eventually free
+	 * it entirely.
+	 */
+	usb_free_urb(urb);
+
+	return NETDEV_TX_OK;
+
+nomem:
+	if (skb)
+		dev_kfree_skb(skb);
+
+	stats->tx_dropped++;
+
+	return NETDEV_TX_OK;
+}
+
+static int ems_usb_close(struct net_device *netdev)
+{
+	struct ems_usb *dev = netdev_priv(netdev);
+
+	/* Stop polling */
+	unlink_all_urbs(dev);
+
+	netif_stop_queue(netdev);
+
+	/* Set CAN controller to reset mode */
+	if (ems_usb_write_mode(dev, SJA1000_MOD_RM))
+		dev_warn(netdev->dev.parent, "couldn't stop device");
+
+	close_candev(netdev);
+
+	dev->open_time = 0;
+
+	return 0;
+}
+
+static const struct net_device_ops ems_usb_netdev_ops = {
+	.ndo_open = ems_usb_open,
+	.ndo_stop = ems_usb_close,
+	.ndo_start_xmit = ems_usb_start_xmit,
+};
+
+static struct can_bittiming_const ems_usb_bittiming_const = {
+	.name = "ems_usb",
+	.tseg1_min = 1,
+	.tseg1_max = 16,
+	.tseg2_min = 1,
+	.tseg2_max = 8,
+	.sjw_max = 4,
+	.brp_min = 1,
+	.brp_max = 64,
+	.brp_inc = 1,
+};
+
+static int ems_usb_set_mode(struct net_device *netdev, enum can_mode mode)
+{
+	struct ems_usb *dev = netdev_priv(netdev);
+
+	if (!dev->open_time)
+		return -EINVAL;
+
+	switch (mode) {
+	case CAN_MODE_START:
+		if (ems_usb_write_mode(dev, SJA1000_MOD_NORMAL))
+			dev_warn(netdev->dev.parent, "couldn't start device");
+
+		if (netif_queue_stopped(netdev))
+			netif_wake_queue(netdev);
+		break;
+
+	default:
+		return -EOPNOTSUPP;
+	}
+
+	return 0;
+}
+
+static int ems_usb_set_bittiming(struct net_device *netdev)
+{
+	struct ems_usb *dev = netdev_priv(netdev);
+	struct can_bittiming *bt = &dev->can.bittiming;
+	u8 btr0, btr1;
+
+	btr0 = ((bt->brp - 1) & 0x3f) | (((bt->sjw - 1) & 0x3) << 6);
+	btr1 = ((bt->prop_seg + bt->phase_seg1 - 1) & 0xf) |
+		(((bt->phase_seg2 - 1) & 0x7) << 4);
+	if (dev->can.ctrlmode & CAN_CTRLMODE_3_SAMPLES)
+		btr1 |= 0x80;
+
+	dev_info(netdev->dev.parent, "setting BTR0=0x%02x BTR1=0x%02x\n",
+		 btr0, btr1);
+
+	dev->active_params.msg.can_params.cc_params.sja1000.btr0 = btr0;
+	dev->active_params.msg.can_params.cc_params.sja1000.btr1 = btr1;
+
+	return ems_usb_command_msg(dev, &dev->active_params);
+}
+
+static void init_params_sja1000(struct ems_cpc_msg *msg)
+{
+	struct cpc_sja1000_params *sja1000 =
+		&msg->msg.can_params.cc_params.sja1000;
+
+	msg->type = CPC_CMD_TYPE_CAN_PARAMS;
+	msg->length = sizeof(struct cpc_can_params);
+	msg->msgid = 0;
+
+	msg->msg.can_params.cc_type = CPC_CC_TYPE_SJA1000;
+
+	/* Acceptance filter open */
+	sja1000->acc_code0 = 0x00;
+	sja1000->acc_code1 = 0x00;
+	sja1000->acc_code2 = 0x00;
+	sja1000->acc_code3 = 0x00;
+
+	/* Acceptance filter open */
+	sja1000->acc_mask0 = 0xFF;
+	sja1000->acc_mask1 = 0xFF;
+	sja1000->acc_mask2 = 0xFF;
+	sja1000->acc_mask3 = 0xFF;
+
+	sja1000->btr0 = 0;
+	sja1000->btr1 = 0;
+
+	sja1000->outp_contr = SJA1000_DEFAULT_OUTPUT_CONTROL;
+	sja1000->mode = SJA1000_MOD_RM;
+}
+
+/*
+ * probe function for new CPC-USB devices
+ */
+static int ems_usb_probe(struct usb_interface *intf,
+			 const struct usb_device_id *id)
+{
+	struct net_device *netdev;
+	struct ems_usb *dev;
+	int i, err = -ENOMEM;
+
+	netdev = alloc_candev(sizeof(struct ems_usb));
+	if (!netdev) {
+		dev_err(netdev->dev.parent, "Couldn't alloc candev\n");
+		return -ENOMEM;
+	}
+
+	dev = netdev_priv(netdev);
+
+	dev->udev = interface_to_usbdev(intf);
+	dev->netdev = netdev;
+
+	dev->can.state = CAN_STATE_STOPPED;
+	dev->can.clock.freq = EMS_USB_ARM7_CLOCK;
+	dev->can.bittiming_const = &ems_usb_bittiming_const;
+	dev->can.do_set_bittiming = ems_usb_set_bittiming;
+	dev->can.do_set_mode = ems_usb_set_mode;
+
+	netdev->flags |= IFF_ECHO; /* we support local echo */
+
+	netdev->netdev_ops = &ems_usb_netdev_ops;
+
+	netdev->flags |= IFF_ECHO; /* we support local echo */
+
+	init_usb_anchor(&dev->rx_submitted);
+
+	init_usb_anchor(&dev->tx_submitted);
+	atomic_set(&dev->active_tx_urbs, 0);
+
+	for (i = 0; i < MAX_TX_URBS; i++)
+		dev->tx_contexts[i].echo_index = MAX_TX_URBS;
+
+	dev->intr_urb = usb_alloc_urb(0, GFP_KERNEL);
+	if (!dev->intr_urb) {
+		dev_err(netdev->dev.parent, "Couldn't alloc intr URB\n");
+		goto cleanup_candev;
+	}
+
+	dev->intr_in_buffer = kzalloc(INTR_IN_BUFFER_SIZE, GFP_KERNEL);
+	if (!dev->intr_in_buffer) {
+		dev_err(netdev->dev.parent, "Couldn't alloc Intr buffer\n");
+		goto cleanup_intr_urb;
+	}
+
+	dev->tx_msg_buffer = kzalloc(CPC_HEADER_SIZE +
+				     sizeof(struct ems_cpc_msg), GFP_KERNEL);
+	if (!dev->tx_msg_buffer) {
+		dev_err(netdev->dev.parent, "Couldn't alloc Tx buffer\n");
+		goto cleanup_intr_in_buffer;
+	}
+
+	usb_set_intfdata(intf, dev);
+
+	SET_NETDEV_DEV(netdev, &intf->dev);
+
+	init_params_sja1000(&dev->active_params);
+
+	err = ems_usb_command_msg(dev, &dev->active_params);
+	if (err) {
+		dev_err(netdev->dev.parent,
+			"couldn't initialize controller: %d\n", err);
+		goto cleanup_tx_msg_buffer;
+	}
+
+	err = register_candev(netdev);
+	if (err) {
+		dev_err(netdev->dev.parent,
+			"couldn't register CAN device: %d\n", err);
+		goto cleanup_tx_msg_buffer;
+	}
+
+	return 0;
+
+cleanup_tx_msg_buffer:
+	kfree(dev->tx_msg_buffer);
+
+cleanup_intr_in_buffer:
+	kfree(dev->intr_in_buffer);
+
+cleanup_intr_urb:
+	usb_free_urb(dev->intr_urb);
+
+cleanup_candev:
+	free_candev(netdev);
+
+	return err;
+}
+
+/*
+ * called by the usb core when the device is removed from the system
+ */
+static void ems_usb_disconnect(struct usb_interface *intf)
+{
+	struct ems_usb *dev = usb_get_intfdata(intf);
+
+	usb_set_intfdata(intf, NULL);
+
+	if (dev) {
+		unregister_netdev(dev->netdev);
+		free_candev(dev->netdev);
+
+		unlink_all_urbs(dev);
+
+		usb_free_urb(dev->intr_urb);
+
+		kfree(dev->intr_in_buffer);
+	}
+}
+
+/* usb specific object needed to register this driver with the usb subsystem */
+static struct usb_driver ems_usb_driver = {
+	.name = "ems_usb",
+	.probe = ems_usb_probe,
+	.disconnect = ems_usb_disconnect,
+	.id_table = ems_usb_table,
+};
+
+static int __init ems_usb_init(void)
+{
+	int err;
+
+	printk(KERN_INFO "CPC-USB kernel driver loaded\n");
+
+	/* register this driver with the USB subsystem */
+	err = usb_register(&ems_usb_driver);
+
+	if (err) {
+		err("usb_register failed. Error number %d\n", err);
+		return err;
+	}
+
+	return 0;
+}
+
+static void __exit ems_usb_exit(void)
+{
+	/* deregister this driver with the USB subsystem */
+	usb_deregister(&ems_usb_driver);
+}
+
+module_init(ems_usb_init);
+module_exit(ems_usb_exit);
diff --git a/drivers/net/cassini.c b/drivers/net/cassini.c
index 05916aafa4f1..f857afe8e488 100644
--- a/drivers/net/cassini.c
+++ b/drivers/net/cassini.c
@@ -4342,11 +4342,11 @@ static int cas_open(struct net_device *dev)
 		cas_unlock_all_restore(cp, flags);
 	}
 
+	err = -ENOMEM;
 	if (cas_tx_tiny_alloc(cp) < 0)
-		return -ENOMEM;
+		goto err_unlock;
 
 	/* alloc rx descriptors */
-	err = -ENOMEM;
 	if (cas_alloc_rxds(cp) < 0)
 		goto err_tx_tiny;
 
@@ -4386,6 +4386,7 @@ err_spare:
 	cas_free_rxds(cp);
 err_tx_tiny:
 	cas_tx_tiny_free(cp);
+err_unlock:
 	mutex_unlock(&cp->pm_mutex);
 	return err;
 }
diff --git a/drivers/net/cnic.c b/drivers/net/cnic.c
index d45eacb76702..3bf1b04f2cab 100644
--- a/drivers/net/cnic.c
+++ b/drivers/net/cnic.c
@@ -85,8 +85,6 @@ static int cnic_uio_open(struct uio_info *uinfo, struct inode *inode)
 
 	cp->uio_dev = iminor(inode);
 
-	cnic_shutdown_bnx2_rx_ring(dev);
-
 	cnic_init_bnx2_tx_ring(dev);
 	cnic_init_bnx2_rx_ring(dev);
 
@@ -98,6 +96,8 @@ static int cnic_uio_close(struct uio_info *uinfo, struct inode *inode)
 	struct cnic_dev *dev = uinfo->priv;
 	struct cnic_local *cp = dev->cnic_priv;
 
+	cnic_shutdown_bnx2_rx_ring(dev);
+
 	cp->uio_dev = -1;
 	return 0;
 }
@@ -2264,9 +2264,9 @@ static void cnic_init_bnx2_rx_ring(struct cnic_dev *dev)
 	cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_CTX_TYPE, val);
 
 	if (sb_id == 0)
-		val = 2 << BNX2_L2CTX_STATUSB_NUM_SHIFT;
+		val = 2 << BNX2_L2CTX_L2_STATUSB_NUM_SHIFT;
 	else
-		val = BNX2_L2CTX_STATUSB_NUM(sb_id);
+		val = BNX2_L2CTX_L2_STATUSB_NUM(sb_id);
 	cnic_ctx_wr(dev, cid_addr, BNX2_L2CTX_HOST_BDIDX, val);
 
 	rxbd = (struct rx_bd *) (cp->l2_ring + BCM_PAGE_SIZE);
@@ -2423,7 +2423,7 @@ static int cnic_start_bnx2_hw(struct cnic_dev *dev)
 	cp->int_num = 0;
 	if (ethdev->drv_state & CNIC_DRV_STATE_USING_MSIX) {
 		u32 sb_id = cp->status_blk_num;
-		u32 sb = BNX2_L2CTX_STATUSB_NUM(sb_id);
+		u32 sb = BNX2_L2CTX_L5_STATUSB_NUM(sb_id);
 
 		cp->int_num = sb_id << BNX2_PCICFG_INT_ACK_CMD_INT_NUM_SHIFT;
 		cnic_ctx_wr(dev, cp->kwq_cid_addr, L5_KRNLQ_HOST_QIDX, sb);
@@ -2733,7 +2733,8 @@ static int cnic_netdev_event(struct notifier_block *this, unsigned long event,
 			cnic_ulp_init(dev);
 		else if (event == NETDEV_UNREGISTER)
 			cnic_ulp_exit(dev);
-		else if (event == NETDEV_UP) {
+
+		if (event == NETDEV_UP) {
 			if (cnic_register_netdev(dev) != 0) {
 				cnic_put(dev);
 				goto done;
diff --git a/drivers/net/cnic_if.h b/drivers/net/cnic_if.h
index a49235739eef..d8b09efdcb52 100644
--- a/drivers/net/cnic_if.h
+++ b/drivers/net/cnic_if.h
@@ -12,8 +12,8 @@
 #ifndef CNIC_IF_H
 #define CNIC_IF_H
 
-#define CNIC_MODULE_VERSION	"2.0.0"
-#define CNIC_MODULE_RELDATE	"May 21, 2009"
+#define CNIC_MODULE_VERSION	"2.0.1"
+#define CNIC_MODULE_RELDATE	"Oct 01, 2009"
 
 #define CNIC_ULP_RDMA		0
 #define CNIC_ULP_ISCSI		1
diff --git a/drivers/net/cpmac.c b/drivers/net/cpmac.c
index 3e3fab8afb1e..61f9da2b4943 100644
--- a/drivers/net/cpmac.c
+++ b/drivers/net/cpmac.c
@@ -1109,7 +1109,7 @@ static int external_switch;
 static int __devinit cpmac_probe(struct platform_device *pdev)
 {
 	int rc, phy_id;
-	char mdio_bus_id[BUS_ID_SIZE];
+	char mdio_bus_id[MII_BUS_ID_SIZE];
 	struct resource *mem;
 	struct cpmac_priv *priv;
 	struct net_device *dev;
@@ -1118,7 +1118,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
 	pdata = pdev->dev.platform_data;
 
 	if (external_switch || dumb_switch) {
-		strncpy(mdio_bus_id, "0", BUS_ID_SIZE); /* fixed phys bus */
+		strncpy(mdio_bus_id, "0", MII_BUS_ID_SIZE); /* fixed phys bus */
 		phy_id = pdev->id;
 	} else {
 		for (phy_id = 0; phy_id < PHY_MAX_ADDR; phy_id++) {
@@ -1126,7 +1126,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
 				continue;
 			if (!cpmac_mii->phy_map[phy_id])
 				continue;
-			strncpy(mdio_bus_id, cpmac_mii->id, BUS_ID_SIZE);
+			strncpy(mdio_bus_id, cpmac_mii->id, MII_BUS_ID_SIZE);
 			break;
 		}
 	}
@@ -1167,7 +1167,7 @@ static int __devinit cpmac_probe(struct platform_device *pdev)
 	priv->msg_enable = netif_msg_init(debug_level, 0xff);
 	memcpy(dev->dev_addr, pdata->dev_addr, sizeof(dev->dev_addr));
 
-	snprintf(priv->phy_name, BUS_ID_SIZE, PHY_ID_FMT, mdio_bus_id, phy_id);
+	snprintf(priv->phy_name, MII_BUS_ID_SIZE, PHY_ID_FMT, mdio_bus_id, phy_id);
 
 	priv->phy = phy_connect(dev, priv->phy_name, &cpmac_adjust_link, 0,
 						PHY_INTERFACE_MODE_MII);
diff --git a/drivers/net/cris/eth_v10.c b/drivers/net/cris/eth_v10.c
index 15c0195ebd31..a24be34a3f7a 100644
--- a/drivers/net/cris/eth_v10.c
+++ b/drivers/net/cris/eth_v10.c
@@ -768,10 +768,24 @@ e100_negotiate(struct net_device* dev)
 
 	e100_set_mdio_reg(dev, np->mii_if.phy_id, MII_ADVERTISE, data);
 
-	/* Renegotiate with link partner */
+	data = e100_get_mdio_reg(dev, np->mii_if.phy_id, MII_BMCR);
 	if (autoneg_normal) {
-	  data = e100_get_mdio_reg(dev, np->mii_if.phy_id, MII_BMCR);
-	data |= BMCR_ANENABLE | BMCR_ANRESTART;
+		/* Renegotiate with link partner */
+		data |= BMCR_ANENABLE | BMCR_ANRESTART;
+	} else {
+		/* Don't negotiate speed or duplex */
+		data &= ~(BMCR_ANENABLE | BMCR_ANRESTART);
+
+		/* Set speed and duplex static */
+		if (current_speed_selection == 10)
+			data &= ~BMCR_SPEED100;
+		else
+			data |= BMCR_SPEED100;
+
+		if (current_duplex != full)
+			data &= ~BMCR_FULLDPLX;
+		else
+			data |= BMCR_FULLDPLX;
 	}
 	e100_set_mdio_reg(dev, np->mii_if.phy_id, MII_BMCR, data);
 }
diff --git a/drivers/net/cxgb3/sge.c b/drivers/net/cxgb3/sge.c
index f86612857a73..6366061712f4 100644
--- a/drivers/net/cxgb3/sge.c
+++ b/drivers/net/cxgb3/sge.c
@@ -879,7 +879,7 @@ recycle:
 	pci_dma_sync_single_for_cpu(adap->pdev, dma_addr, len,
 				    PCI_DMA_FROMDEVICE);
 	(*sd->pg_chunk.p_cnt)--;
-	if (!*sd->pg_chunk.p_cnt)
+	if (!*sd->pg_chunk.p_cnt && sd->pg_chunk.page != fl->pg_chunk.page)
 		pci_unmap_page(adap->pdev,
 			       sd->pg_chunk.mapping,
 			       fl->alloc_size,
@@ -2088,7 +2088,7 @@ static void lro_add_page(struct adapter *adap, struct sge_qset *qs,
 				    PCI_DMA_FROMDEVICE);
 
 	(*sd->pg_chunk.p_cnt)--;
-	if (!*sd->pg_chunk.p_cnt)
+	if (!*sd->pg_chunk.p_cnt && sd->pg_chunk.page != fl->pg_chunk.page)
 		pci_unmap_page(adap->pdev,
 			       sd->pg_chunk.mapping,
 			       fl->alloc_size,
diff --git a/drivers/net/davinci_emac.c b/drivers/net/davinci_emac.c
index d465eaa796c4..e3478314c002 100644
--- a/drivers/net/davinci_emac.c
+++ b/drivers/net/davinci_emac.c
@@ -164,16 +164,14 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 # define EMAC_MBP_MCASTCHAN(ch)		((ch) & 0x7)
 
 /* EMAC mac_control register */
-#define EMAC_MACCONTROL_TXPTYPE		(0x200)
-#define EMAC_MACCONTROL_TXPACEEN	(0x40)
-#define EMAC_MACCONTROL_MIIEN		(0x20)
-#define EMAC_MACCONTROL_GIGABITEN	(0x80)
-#define EMAC_MACCONTROL_GIGABITEN_SHIFT (7)
-#define EMAC_MACCONTROL_FULLDUPLEXEN	(0x1)
+#define EMAC_MACCONTROL_TXPTYPE		BIT(9)
+#define EMAC_MACCONTROL_TXPACEEN	BIT(6)
+#define EMAC_MACCONTROL_GMIIEN		BIT(5)
+#define EMAC_MACCONTROL_GIGABITEN	BIT(7)
+#define EMAC_MACCONTROL_FULLDUPLEXEN	BIT(0)
 #define EMAC_MACCONTROL_RMIISPEED_MASK	BIT(15)
 
 /* GIGABIT MODE related bits */
-#define EMAC_DM646X_MACCONTORL_GMIIEN	BIT(5)
 #define EMAC_DM646X_MACCONTORL_GIG	BIT(7)
 #define EMAC_DM646X_MACCONTORL_GIGFORCE	BIT(17)
 
@@ -192,14 +190,16 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 #define EMAC_RX_BUFFER_OFFSET_MASK	(0xFFFF)
 
 /* MAC_IN_VECTOR (0x180) register bit fields */
-#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT	      (0x20000)
-#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT	      (0x10000)
-#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC	      (0x0100)
-#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC	      (0x01)
+#define EMAC_DM644X_MAC_IN_VECTOR_HOST_INT	BIT(17)
+#define EMAC_DM644X_MAC_IN_VECTOR_STATPEND_INT	BIT(16)
+#define EMAC_DM644X_MAC_IN_VECTOR_RX_INT_VEC	BIT(8)
+#define EMAC_DM644X_MAC_IN_VECTOR_TX_INT_VEC	BIT(0)
 
 /** NOTE:: For DM646x the IN_VECTOR has changed */
 #define EMAC_DM646X_MAC_IN_VECTOR_RX_INT_VEC	BIT(EMAC_DEF_RX_CH)
 #define EMAC_DM646X_MAC_IN_VECTOR_TX_INT_VEC	BIT(16 + EMAC_DEF_TX_CH)
+#define EMAC_DM646X_MAC_IN_VECTOR_HOST_INT	BIT(26)
+#define EMAC_DM646X_MAC_IN_VECTOR_STATPEND_INT	BIT(27)
 
 /* CPPI bit positions */
 #define EMAC_CPPI_SOP_BIT		BIT(31)
@@ -330,6 +330,9 @@ static const char emac_version_string[] = "TI DaVinci EMAC Linux v6.1";
 #define EMAC_DM646X_MAC_EOI_C0_RXEN	(0x01)
 #define EMAC_DM646X_MAC_EOI_C0_TXEN	(0x02)
 
+/* EMAC Stats Clear Mask */
+#define EMAC_STATS_CLR_MASK    (0xFFFFFFFF)
+
 /** net_buf_obj: EMAC network bufferdata structure
  *
  * EMAC network buffer data structure
@@ -744,8 +747,7 @@ static void emac_update_phystatus(struct emac_priv *priv)
 
 	if (priv->speed == SPEED_1000 && (priv->version == EMAC_VERSION_2)) {
 		mac_control = emac_read(EMAC_MACCONTROL);
-		mac_control |= (EMAC_DM646X_MACCONTORL_GMIIEN |
-				EMAC_DM646X_MACCONTORL_GIG |
+		mac_control |= (EMAC_DM646X_MACCONTORL_GIG |
 				EMAC_DM646X_MACCONTORL_GIGFORCE);
 	} else {
 		/* Clear the GIG bit and GIGFORCE bit */
@@ -2102,7 +2104,7 @@ static int emac_hw_enable(struct emac_priv *priv)
 
 	/* Enable MII */
 	val = emac_read(EMAC_MACCONTROL);
-	val |= (EMAC_MACCONTROL_MIIEN);
+	val |= (EMAC_MACCONTROL_GMIIEN);
 	emac_write(EMAC_MACCONTROL, val);
 
 	/* Enable NAPI and interrupts */
@@ -2134,9 +2136,6 @@ static int emac_poll(struct napi_struct *napi, int budget)
 	u32 status = 0;
 	u32 num_pkts = 0;
 
-	if (!netif_running(ndev))
-		return 0;
-
 	/* Check interrupt vectors and call packet processing */
 	status = emac_read(EMAC_MACINVECTOR);
 
@@ -2167,7 +2166,11 @@ static int emac_poll(struct napi_struct *napi, int budget)
 		emac_int_enable(priv);
 	}
 
-	if (unlikely(status & EMAC_DM644X_MAC_IN_VECTOR_HOST_INT)) {
+	mask = EMAC_DM644X_MAC_IN_VECTOR_HOST_INT;
+	if (priv->version == EMAC_VERSION_2)
+		mask = EMAC_DM646X_MAC_IN_VECTOR_HOST_INT;
+
+	if (unlikely(status & mask)) {
 		u32 ch, cause;
 		dev_err(emac_dev, "DaVinci EMAC: Fatal Hardware Error\n");
 		netif_stop_queue(ndev);
@@ -2211,7 +2214,7 @@ void emac_poll_controller(struct net_device *ndev)
 	struct emac_priv *priv = netdev_priv(ndev);
 
 	emac_int_disable(priv);
-	emac_irq(ndev->irq, priv);
+	emac_irq(ndev->irq, ndev);
 	emac_int_enable(priv);
 }
 #endif
@@ -2541,40 +2544,49 @@ static int emac_dev_stop(struct net_device *ndev)
 static struct net_device_stats *emac_dev_getnetstats(struct net_device *ndev)
 {
 	struct emac_priv *priv = netdev_priv(ndev);
+	u32 mac_control;
+	u32 stats_clear_mask;
 
 	/* update emac hardware stats and reset the registers*/
 
+	mac_control = emac_read(EMAC_MACCONTROL);
+
+	if (mac_control & EMAC_MACCONTROL_GMIIEN)
+		stats_clear_mask = EMAC_STATS_CLR_MASK;
+	else
+		stats_clear_mask = 0;
+
 	priv->net_dev_stats.multicast += emac_read(EMAC_RXMCASTFRAMES);
-	emac_write(EMAC_RXMCASTFRAMES, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_RXMCASTFRAMES, stats_clear_mask);
 
 	priv->net_dev_stats.collisions += (emac_read(EMAC_TXCOLLISION) +
 					   emac_read(EMAC_TXSINGLECOLL) +
 					   emac_read(EMAC_TXMULTICOLL));
-	emac_write(EMAC_TXCOLLISION, EMAC_ALL_MULTI_REG_VALUE);
-	emac_write(EMAC_TXSINGLECOLL, EMAC_ALL_MULTI_REG_VALUE);
-	emac_write(EMAC_TXMULTICOLL, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_TXCOLLISION, stats_clear_mask);
+	emac_write(EMAC_TXSINGLECOLL, stats_clear_mask);
+	emac_write(EMAC_TXMULTICOLL, stats_clear_mask);
 
 	priv->net_dev_stats.rx_length_errors += (emac_read(EMAC_RXOVERSIZED) +
 						emac_read(EMAC_RXJABBER) +
 						emac_read(EMAC_RXUNDERSIZED));
-	emac_write(EMAC_RXOVERSIZED, EMAC_ALL_MULTI_REG_VALUE);
-	emac_write(EMAC_RXJABBER, EMAC_ALL_MULTI_REG_VALUE);
-	emac_write(EMAC_RXUNDERSIZED, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_RXOVERSIZED, stats_clear_mask);
+	emac_write(EMAC_RXJABBER, stats_clear_mask);
+	emac_write(EMAC_RXUNDERSIZED, stats_clear_mask);
 
 	priv->net_dev_stats.rx_over_errors += (emac_read(EMAC_RXSOFOVERRUNS) +
 					       emac_read(EMAC_RXMOFOVERRUNS));
-	emac_write(EMAC_RXSOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
-	emac_write(EMAC_RXMOFOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_RXSOFOVERRUNS, stats_clear_mask);
+	emac_write(EMAC_RXMOFOVERRUNS, stats_clear_mask);
 
 	priv->net_dev_stats.rx_fifo_errors += emac_read(EMAC_RXDMAOVERRUNS);
-	emac_write(EMAC_RXDMAOVERRUNS, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_RXDMAOVERRUNS, stats_clear_mask);
 
 	priv->net_dev_stats.tx_carrier_errors +=
 		emac_read(EMAC_TXCARRIERSENSE);
-	emac_write(EMAC_TXCARRIERSENSE, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_TXCARRIERSENSE, stats_clear_mask);
 
 	priv->net_dev_stats.tx_fifo_errors = emac_read(EMAC_TXUNDERRUN);
-	emac_write(EMAC_TXUNDERRUN, EMAC_ALL_MULTI_REG_VALUE);
+	emac_write(EMAC_TXUNDERRUN, stats_clear_mask);
 
 	return &priv->net_dev_stats;
 }
diff --git a/drivers/net/depca.c b/drivers/net/depca.c
index 9686c1fa28f1..7a3bdac84abe 100644
--- a/drivers/net/depca.c
+++ b/drivers/net/depca.c
@@ -237,6 +237,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
diff --git a/drivers/net/dm9000.h b/drivers/net/dm9000.h
index 80817c2edfb3..fb1c924d79b4 100644
--- a/drivers/net/dm9000.h
+++ b/drivers/net/dm9000.h
@@ -50,7 +50,7 @@
 #define DM9000_RCSR	       0x32
 
 #define CHIPR_DM9000A	       0x19
-#define CHIPR_DM9000B	       0x1B
+#define CHIPR_DM9000B	       0x1A
 
 #define DM9000_MRCMDX          0xF0
 #define DM9000_MRCMD           0xF2
diff --git a/drivers/net/e100.c b/drivers/net/e100.c
index 679965c2bb86..d269a68ce354 100644
--- a/drivers/net/e100.c
+++ b/drivers/net/e100.c
@@ -151,11 +151,13 @@
 #include <linux/moduleparam.h>
 #include <linux/kernel.h>
 #include <linux/types.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/delay.h>
 #include <linux/init.h>
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
+#include <linux/dmapool.h>
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/mii.h>
@@ -601,6 +603,7 @@ struct nic {
 	struct mem *mem;
 	dma_addr_t dma_addr;
 
+	struct pci_pool *cbs_pool;
 	dma_addr_t cbs_dma_addr;
 	u8 adaptive_ifs;
 	u8 tx_threshold;
@@ -1426,19 +1429,31 @@ static int e100_phy_init(struct nic *nic)
 	} else
 		DPRINTK(HW, DEBUG, "phy_addr = %d\n", nic->mii.phy_id);
 
-	/* Isolate all the PHY ids */
-	for (addr = 0; addr < 32; addr++)
-		mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
-	/* Select the discovered PHY */
-	bmcr &= ~BMCR_ISOLATE;
-	mdio_write(netdev, nic->mii.phy_id, MII_BMCR, bmcr);
-
 	/* Get phy ID */
 	id_lo = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID1);
 	id_hi = mdio_read(netdev, nic->mii.phy_id, MII_PHYSID2);
 	nic->phy = (u32)id_hi << 16 | (u32)id_lo;
 	DPRINTK(HW, DEBUG, "phy ID = 0x%08X\n", nic->phy);
 
+	/* Select the phy and isolate the rest */
+	for (addr = 0; addr < 32; addr++) {
+		if (addr != nic->mii.phy_id) {
+			mdio_write(netdev, addr, MII_BMCR, BMCR_ISOLATE);
+		} else if (nic->phy != phy_82552_v) {
+			bmcr = mdio_read(netdev, addr, MII_BMCR);
+			mdio_write(netdev, addr, MII_BMCR,
+				bmcr & ~BMCR_ISOLATE);
+		}
+	}
+	/*
+	 * Workaround for 82552:
+	 * Clear the ISOLATE bit on selected phy_id last (mirrored on all
+	 * other phy_id's) using bmcr value from addr discovery loop above.
+	 */
+	if (nic->phy == phy_82552_v)
+		mdio_write(netdev, nic->mii.phy_id, MII_BMCR,
+			bmcr & ~BMCR_ISOLATE);
+
 	/* Handle National tx phys */
 #define NCS_PHY_MODEL_MASK	0xFFF0FFFF
 	if ((nic->phy & NCS_PHY_MODEL_MASK) == phy_nsc_tx) {
@@ -1780,9 +1795,7 @@ static void e100_clean_cbs(struct nic *nic)
 			nic->cb_to_clean = nic->cb_to_clean->next;
 			nic->cbs_avail++;
 		}
-		pci_free_consistent(nic->pdev,
-			sizeof(struct cb) * nic->params.cbs.count,
-			nic->cbs, nic->cbs_dma_addr);
+		pci_pool_free(nic->cbs_pool, nic->cbs, nic->cbs_dma_addr);
 		nic->cbs = NULL;
 		nic->cbs_avail = 0;
 	}
@@ -1800,8 +1813,8 @@ static int e100_alloc_cbs(struct nic *nic)
 	nic->cb_to_use = nic->cb_to_send = nic->cb_to_clean = NULL;
 	nic->cbs_avail = 0;
 
-	nic->cbs = pci_alloc_consistent(nic->pdev,
-		sizeof(struct cb) * count, &nic->cbs_dma_addr);
+	nic->cbs = pci_pool_alloc(nic->cbs_pool, GFP_KERNEL,
+				  &nic->cbs_dma_addr);
 	if (!nic->cbs)
 		return -ENOMEM;
 
@@ -2828,7 +2841,11 @@ static int __devinit e100_probe(struct pci_dev *pdev,
 		DPRINTK(PROBE, ERR, "Cannot register net device, aborting.\n");
 		goto err_out_free;
 	}
-
+	nic->cbs_pool = pci_pool_create(netdev->name,
+			   nic->pdev,
+			   nic->params.cbs.count * sizeof(struct cb),
+			   sizeof(u32),
+			   0);
 	DPRINTK(PROBE, INFO, "addr 0x%llx, irq %d, MAC addr %pM\n",
 		(unsigned long long)pci_resource_start(pdev, use_io ? 1 : 0),
 		pdev->irq, netdev->dev_addr);
@@ -2858,6 +2875,7 @@ static void __devexit e100_remove(struct pci_dev *pdev)
 		unregister_netdev(netdev);
 		e100_free(nic);
 		pci_iounmap(pdev, nic->csr);
+		pci_pool_destroy(nic->cbs_pool);
 		free_netdev(netdev);
 		pci_release_regions(pdev);
 		pci_disable_device(pdev);
diff --git a/drivers/net/e1000/e1000.h b/drivers/net/e1000/e1000.h
index 1a4f89c66a26..42e2b7e21c29 100644
--- a/drivers/net/e1000/e1000.h
+++ b/drivers/net/e1000/e1000.h
@@ -149,7 +149,6 @@ do {									\
 
 #define AUTO_ALL_MODES            0
 #define E1000_EEPROM_82544_APM    0x0004
-#define E1000_EEPROM_ICH8_APME    0x0004
 #define E1000_EEPROM_APME         0x0400
 
 #ifndef E1000_MASTER_SLAVE
@@ -293,7 +292,6 @@ struct e1000_adapter {
 
 	u64 hw_csum_err;
 	u64 hw_csum_good;
-	u64 rx_hdr_split;
 	u32 alloc_rx_buff_failed;
 	u32 rx_int_delay;
 	u32 rx_abs_int_delay;
@@ -317,7 +315,6 @@ struct e1000_adapter {
 	struct e1000_rx_ring test_rx_ring;
 
 	int msg_enable;
-	bool have_msi;
 
 	/* to not mess up cache alignment, always add to the bottom */
 	bool tso_force;
diff --git a/drivers/net/e1000/e1000_ethtool.c b/drivers/net/e1000/e1000_ethtool.c
index 27f996a2010f..490b2b7cd3ab 100644
--- a/drivers/net/e1000/e1000_ethtool.c
+++ b/drivers/net/e1000/e1000_ethtool.c
@@ -82,7 +82,6 @@ static const struct e1000_stats e1000_gstrings_stats[] = {
 	{ "rx_long_byte_count", E1000_STAT(stats.gorcl) },
 	{ "rx_csum_offload_good", E1000_STAT(hw_csum_good) },
 	{ "rx_csum_offload_errors", E1000_STAT(hw_csum_err) },
-	{ "rx_header_split", E1000_STAT(rx_hdr_split) },
 	{ "alloc_rx_buff_failed", E1000_STAT(alloc_rx_buff_failed) },
 	{ "tx_smbus", E1000_STAT(stats.mgptc) },
 	{ "rx_smbus", E1000_STAT(stats.mgprc) },
@@ -114,8 +113,6 @@ static int e1000_get_settings(struct net_device *netdev,
 		                   SUPPORTED_1000baseT_Full|
 		                   SUPPORTED_Autoneg |
 		                   SUPPORTED_TP);
-		if (hw->phy_type == e1000_phy_ife)
-			ecmd->supported &= ~SUPPORTED_1000baseT_Full;
 		ecmd->advertising = ADVERTISED_TP;
 
 		if (hw->autoneg == 1) {
@@ -178,14 +175,6 @@ static int e1000_set_settings(struct net_device *netdev,
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
 
-	/* When SoL/IDER sessions are active, autoneg/speed/duplex
-	 * cannot be changed */
-	if (e1000_check_phy_reset_block(hw)) {
-		DPRINTK(DRV, ERR, "Cannot change link characteristics "
-		        "when SoL/IDER is active.\n");
-		return -EINVAL;
-	}
-
 	while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
 		msleep(1);
 
@@ -330,10 +319,7 @@ static int e1000_set_tso(struct net_device *netdev, u32 data)
 	else
 		netdev->features &= ~NETIF_F_TSO;
 
-	if (data && (adapter->hw.mac_type > e1000_82547_rev_2))
-		netdev->features |= NETIF_F_TSO6;
-	else
-		netdev->features &= ~NETIF_F_TSO6;
+	netdev->features &= ~NETIF_F_TSO6;
 
 	DPRINTK(PROBE, INFO, "TSO is %s\n", data ? "Enabled" : "Disabled");
 	adapter->tso_force = true;
@@ -441,7 +427,6 @@ static void e1000_get_regs(struct net_device *netdev, struct ethtool_regs *regs,
 	regs_buff[24] = (u32)phy_data;  /* phy local receiver status */
 	regs_buff[25] = regs_buff[24];  /* phy remote receiver status */
 	if (hw->mac_type >= e1000_82540 &&
-	    hw->mac_type < e1000_82571 &&
 	    hw->media_type == e1000_media_type_copper) {
 		regs_buff[26] = er32(MANC);
 	}
@@ -554,10 +539,8 @@ static int e1000_set_eeprom(struct net_device *netdev,
 	ret_val = e1000_write_eeprom(hw, first_word,
 				     last_word - first_word + 1, eeprom_buff);
 
-	/* Update the checksum over the first part of the EEPROM if needed
-	 * and flush shadow RAM for 82573 conrollers */
-	if ((ret_val == 0) && ((first_word <= EEPROM_CHECKSUM_REG) ||
-				(hw->mac_type == e1000_82573)))
+	/* Update the checksum over the first part of the EEPROM if needed */
+	if ((ret_val == 0) && (first_word <= EEPROM_CHECKSUM_REG))
 		e1000_update_eeprom_checksum(hw);
 
 	kfree(eeprom_buff);
@@ -568,31 +551,12 @@ static void e1000_get_drvinfo(struct net_device *netdev,
 			      struct ethtool_drvinfo *drvinfo)
 {
 	struct e1000_adapter *adapter = netdev_priv(netdev);
-	struct e1000_hw *hw = &adapter->hw;
 	char firmware_version[32];
-	u16 eeprom_data;
 
 	strncpy(drvinfo->driver,  e1000_driver_name, 32);
 	strncpy(drvinfo->version, e1000_driver_version, 32);
 
-	/* EEPROM image version # is reported as firmware version # for
-	 * 8257{1|2|3} controllers */
-	e1000_read_eeprom(hw, 5, 1, &eeprom_data);
-	switch (hw->mac_type) {
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_82573:
-	case e1000_80003es2lan:
-	case e1000_ich8lan:
-		sprintf(firmware_version, "%d.%d-%d",
-			(eeprom_data & 0xF000) >> 12,
-			(eeprom_data & 0x0FF0) >> 4,
-			eeprom_data & 0x000F);
-		break;
-	default:
-		sprintf(firmware_version, "N/A");
-	}
-
+	sprintf(firmware_version, "N/A");
 	strncpy(drvinfo->fw_version, firmware_version, 32);
 	strncpy(drvinfo->bus_info, pci_name(adapter->pdev), 32);
 	drvinfo->regdump_len = e1000_get_regs_len(netdev);
@@ -781,21 +745,9 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
 	/* The status register is Read Only, so a write should fail.
 	 * Some bits that get toggled are ignored.
 	 */
-	switch (hw->mac_type) {
+
 	/* there are several bits on newer hardware that are r/w */
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_80003es2lan:
-		toggle = 0x7FFFF3FF;
-		break;
-	case e1000_82573:
-	case e1000_ich8lan:
-		toggle = 0x7FFFF033;
-		break;
-	default:
-		toggle = 0xFFFFF833;
-		break;
-	}
+	toggle = 0xFFFFF833;
 
 	before = er32(STATUS);
 	value = (er32(STATUS) & toggle);
@@ -810,12 +762,10 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
 	/* restore previous status */
 	ew32(STATUS, before);
 
-	if (hw->mac_type != e1000_ich8lan) {
-		REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
-		REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF);
-		REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF);
-		REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF);
-	}
+	REG_PATTERN_TEST(FCAL, 0xFFFFFFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(FCAH, 0x0000FFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(FCT, 0x0000FFFF, 0xFFFFFFFF);
+	REG_PATTERN_TEST(VET, 0x0000FFFF, 0xFFFFFFFF);
 
 	REG_PATTERN_TEST(RDTR, 0x0000FFFF, 0xFFFFFFFF);
 	REG_PATTERN_TEST(RDBAH, 0xFFFFFFFF, 0xFFFFFFFF);
@@ -830,8 +780,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
 
 	REG_SET_AND_CHECK(RCTL, 0xFFFFFFFF, 0x00000000);
 
-	before = (hw->mac_type == e1000_ich8lan ?
-	          0x06C3B33E : 0x06DFB3FE);
+	before = 0x06DFB3FE;
 	REG_SET_AND_CHECK(RCTL, before, 0x003FFFFB);
 	REG_SET_AND_CHECK(TCTL, 0xFFFFFFFF, 0x00000000);
 
@@ -839,12 +788,10 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
 
 		REG_SET_AND_CHECK(RCTL, before, 0xFFFFFFFF);
 		REG_PATTERN_TEST(RDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
-		if (hw->mac_type != e1000_ich8lan)
-			REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
+		REG_PATTERN_TEST(TXCW, 0xC000FFFF, 0x0000FFFF);
 		REG_PATTERN_TEST(TDBAL, 0xFFFFFFF0, 0xFFFFFFFF);
 		REG_PATTERN_TEST(TIDV, 0x0000FFFF, 0x0000FFFF);
-		value = (hw->mac_type == e1000_ich8lan ?
-		         E1000_RAR_ENTRIES_ICH8LAN : E1000_RAR_ENTRIES);
+		value = E1000_RAR_ENTRIES;
 		for (i = 0; i < value; i++) {
 			REG_PATTERN_TEST(RA + (((i << 1) + 1) << 2), 0x8003FFFF,
 			                 0xFFFFFFFF);
@@ -859,8 +806,7 @@ static int e1000_reg_test(struct e1000_adapter *adapter, u64 *data)
 
 	}
 
-	value = (hw->mac_type == e1000_ich8lan ?
-			E1000_MC_TBL_SIZE_ICH8LAN : E1000_MC_TBL_SIZE);
+	value = E1000_MC_TBL_SIZE;
 	for (i = 0; i < value; i++)
 		REG_PATTERN_TEST(MTA + (i << 2), 0xFFFFFFFF, 0xFFFFFFFF);
 
@@ -933,9 +879,6 @@ static int e1000_intr_test(struct e1000_adapter *adapter, u64 *data)
 	/* Test each interrupt */
 	for (; i < 10; i++) {
 
-		if (hw->mac_type == e1000_ich8lan && i == 8)
-			continue;
-
 		/* Interrupt to test */
 		mask = 1 << i;
 
@@ -1289,35 +1232,20 @@ static int e1000_integrated_phy_loopback(struct e1000_adapter *adapter)
 		e1000_write_phy_reg(hw, PHY_CTRL, 0x9140);
 		/* autoneg off */
 		e1000_write_phy_reg(hw, PHY_CTRL, 0x8140);
-	} else if (hw->phy_type == e1000_phy_gg82563)
-		e1000_write_phy_reg(hw,
-		                    GG82563_PHY_KMRN_MODE_CTRL,
-		                    0x1CC);
+	}
 
 	ctrl_reg = er32(CTRL);
 
-	if (hw->phy_type == e1000_phy_ife) {
-		/* force 100, set loopback */
-		e1000_write_phy_reg(hw, PHY_CTRL, 0x6100);
+	/* force 1000, set loopback */
+	e1000_write_phy_reg(hw, PHY_CTRL, 0x4140);
 
-		/* Now set up the MAC to the same speed/duplex as the PHY. */
-		ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
-		ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
-			     E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
-			     E1000_CTRL_SPD_100 |/* Force Speed to 100 */
-			     E1000_CTRL_FD);	 /* Force Duplex to FULL */
-	} else {
-		/* force 1000, set loopback */
-		e1000_write_phy_reg(hw, PHY_CTRL, 0x4140);
-
-		/* Now set up the MAC to the same speed/duplex as the PHY. */
-		ctrl_reg = er32(CTRL);
-		ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
-		ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
-			     E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
-			     E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
-			     E1000_CTRL_FD);	 /* Force Duplex to FULL */
-	}
+	/* Now set up the MAC to the same speed/duplex as the PHY. */
+	ctrl_reg = er32(CTRL);
+	ctrl_reg &= ~E1000_CTRL_SPD_SEL; /* Clear the speed sel bits */
+	ctrl_reg |= (E1000_CTRL_FRCSPD | /* Set the Force Speed Bit */
+			E1000_CTRL_FRCDPX | /* Set the Force Duplex Bit */
+			E1000_CTRL_SPD_1000 |/* Force Speed to 1000 */
+			E1000_CTRL_FD);	 /* Force Duplex to FULL */
 
 	if (hw->media_type == e1000_media_type_copper &&
 	   hw->phy_type == e1000_phy_m88)
@@ -1373,14 +1301,8 @@ static int e1000_set_phy_loopback(struct e1000_adapter *adapter)
 	case e1000_82541_rev_2:
 	case e1000_82547:
 	case e1000_82547_rev_2:
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_82573:
-	case e1000_80003es2lan:
-	case e1000_ich8lan:
 		return e1000_integrated_phy_loopback(adapter);
 		break;
-
 	default:
 		/* Default PHY loopback work is to read the MII
 		 * control register and assert bit 14 (loopback mode).
@@ -1409,14 +1331,6 @@ static int e1000_setup_loopback_test(struct e1000_adapter *adapter)
 		case e1000_82546_rev_3:
 			return e1000_set_phy_loopback(adapter);
 			break;
-		case e1000_82571:
-		case e1000_82572:
-#define E1000_SERDES_LB_ON 0x410
-			e1000_set_phy_loopback(adapter);
-			ew32(SCTL, E1000_SERDES_LB_ON);
-			msleep(10);
-			return 0;
-			break;
 		default:
 			rctl = er32(RCTL);
 			rctl |= E1000_RCTL_LBM_TCVR;
@@ -1440,26 +1354,12 @@ static void e1000_loopback_cleanup(struct e1000_adapter *adapter)
 	ew32(RCTL, rctl);
 
 	switch (hw->mac_type) {
-	case e1000_82571:
-	case e1000_82572:
-		if (hw->media_type == e1000_media_type_fiber ||
-		    hw->media_type == e1000_media_type_internal_serdes) {
-#define E1000_SERDES_LB_OFF 0x400
-			ew32(SCTL, E1000_SERDES_LB_OFF);
-			msleep(10);
-			break;
-		}
-		/* Fall Through */
 	case e1000_82545:
 	case e1000_82546:
 	case e1000_82545_rev_3:
 	case e1000_82546_rev_3:
 	default:
 		hw->autoneg = true;
-		if (hw->phy_type == e1000_phy_gg82563)
-			e1000_write_phy_reg(hw,
-					    GG82563_PHY_KMRN_MODE_CTRL,
-					    0x180);
 		e1000_read_phy_reg(hw, PHY_CTRL, &phy_reg);
 		if (phy_reg & MII_CR_LOOPBACK) {
 			phy_reg &= ~MII_CR_LOOPBACK;
@@ -1560,17 +1460,6 @@ static int e1000_run_loopback_test(struct e1000_adapter *adapter)
 
 static int e1000_loopback_test(struct e1000_adapter *adapter, u64 *data)
 {
-	struct e1000_hw *hw = &adapter->hw;
-
-	/* PHY loopback cannot be performed if SoL/IDER
-	 * sessions are active */
-	if (e1000_check_phy_reset_block(hw)) {
-		DPRINTK(DRV, ERR, "Cannot do PHY loopback test "
-		        "when SoL/IDER is active.\n");
-		*data = 0;
-		goto out;
-	}
-
 	*data = e1000_setup_desc_rings(adapter);
 	if (*data)
 		goto out;
@@ -1592,13 +1481,13 @@ static int e1000_link_test(struct e1000_adapter *adapter, u64 *data)
 	*data = 0;
 	if (hw->media_type == e1000_media_type_internal_serdes) {
 		int i = 0;
-		hw->serdes_link_down = true;
+		hw->serdes_has_link = false;
 
 		/* On some blade server designs, link establishment
 		 * could take as long as 2-3 minutes */
 		do {
 			e1000_check_for_link(hw);
-			if (!hw->serdes_link_down)
+			if (hw->serdes_has_link)
 				return *data;
 			msleep(20);
 		} while (i++ < 3750);
@@ -1716,15 +1605,11 @@ static int e1000_wol_exclusion(struct e1000_adapter *adapter,
 	case E1000_DEV_ID_82545EM_COPPER:
 	case E1000_DEV_ID_82546GB_QUAD_COPPER:
 	case E1000_DEV_ID_82546GB_PCIE:
-	case E1000_DEV_ID_82571EB_SERDES_QUAD:
 		/* these don't support WoL at all */
 		wol->supported = 0;
 		break;
 	case E1000_DEV_ID_82546EB_FIBER:
 	case E1000_DEV_ID_82546GB_FIBER:
-	case E1000_DEV_ID_82571EB_FIBER:
-	case E1000_DEV_ID_82571EB_SERDES:
-	case E1000_DEV_ID_82571EB_COPPER:
 		/* Wake events not supported on port B */
 		if (er32(STATUS) & E1000_STATUS_FUNC_1) {
 			wol->supported = 0;
@@ -1733,10 +1618,6 @@ static int e1000_wol_exclusion(struct e1000_adapter *adapter,
 		/* return success for non excluded adapter ports */
 		retval = 0;
 		break;
-	case E1000_DEV_ID_82571EB_QUAD_COPPER:
-	case E1000_DEV_ID_82571EB_QUAD_FIBER:
-	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
-	case E1000_DEV_ID_82571PT_QUAD_COPPER:
 	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
 		/* quad port adapters only support WoL on port A */
 		if (!adapter->quad_port_a) {
@@ -1872,30 +1753,15 @@ static int e1000_phys_id(struct net_device *netdev, u32 data)
 	if (!data)
 		data = INT_MAX;
 
-	if (hw->mac_type < e1000_82571) {
-		if (!adapter->blink_timer.function) {
-			init_timer(&adapter->blink_timer);
-			adapter->blink_timer.function = e1000_led_blink_callback;
-			adapter->blink_timer.data = (unsigned long)adapter;
-		}
-		e1000_setup_led(hw);
-		mod_timer(&adapter->blink_timer, jiffies);
-		msleep_interruptible(data * 1000);
-		del_timer_sync(&adapter->blink_timer);
-	} else if (hw->phy_type == e1000_phy_ife) {
-		if (!adapter->blink_timer.function) {
-			init_timer(&adapter->blink_timer);
-			adapter->blink_timer.function = e1000_led_blink_callback;
-			adapter->blink_timer.data = (unsigned long)adapter;
-		}
-		mod_timer(&adapter->blink_timer, jiffies);
-		msleep_interruptible(data * 1000);
-		del_timer_sync(&adapter->blink_timer);
-		e1000_write_phy_reg(&(adapter->hw), IFE_PHY_SPECIAL_CONTROL_LED, 0);
-	} else {
-		e1000_blink_led_start(hw);
-		msleep_interruptible(data * 1000);
+	if (!adapter->blink_timer.function) {
+		init_timer(&adapter->blink_timer);
+		adapter->blink_timer.function = e1000_led_blink_callback;
+		adapter->blink_timer.data = (unsigned long)adapter;
 	}
+	e1000_setup_led(hw);
+	mod_timer(&adapter->blink_timer, jiffies);
+	msleep_interruptible(data * 1000);
+	del_timer_sync(&adapter->blink_timer);
 
 	e1000_led_off(hw);
 	clear_bit(E1000_LED_ON, &adapter->led_status);
diff --git a/drivers/net/e1000/e1000_hw.c b/drivers/net/e1000/e1000_hw.c
index cda6b397550d..8d7d87f12827 100644
--- a/drivers/net/e1000/e1000_hw.c
+++ b/drivers/net/e1000/e1000_hw.c
@@ -24,88 +24,34 @@
   e1000-devel Mailing List <e1000-devel@lists.sourceforge.net>
   Intel Corporation, 5200 N.E. Elam Young Parkway, Hillsboro, OR 97124-6497
 
-*******************************************************************************/
+ */
 
 /* e1000_hw.c
  * Shared functions for accessing and configuring the MAC
  */
 
-
 #include "e1000_hw.h"
 
-static s32 e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask);
-static void e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask);
-static s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 *data);
-static s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
-static s32 e1000_get_software_semaphore(struct e1000_hw *hw);
-static void e1000_release_software_semaphore(struct e1000_hw *hw);
-
-static u8 e1000_arc_subsystem_valid(struct e1000_hw *hw);
 static s32 e1000_check_downshift(struct e1000_hw *hw);
 static s32 e1000_check_polarity(struct e1000_hw *hw,
 				e1000_rev_polarity *polarity);
 static void e1000_clear_hw_cntrs(struct e1000_hw *hw);
 static void e1000_clear_vfta(struct e1000_hw *hw);
-static s32 e1000_commit_shadow_ram(struct e1000_hw *hw);
 static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw,
 					      bool link_up);
 static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw);
 static s32 e1000_detect_gig_phy(struct e1000_hw *hw);
-static s32 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank);
 static s32 e1000_get_auto_rd_done(struct e1000_hw *hw);
 static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length,
 				  u16 *max_length);
-static s32 e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw);
 static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw);
-static s32 e1000_get_software_flag(struct e1000_hw *hw);
-static s32 e1000_ich8_cycle_init(struct e1000_hw *hw);
-static s32 e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout);
 static s32 e1000_id_led_init(struct e1000_hw *hw);
-static s32 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
-						 u32 cnf_base_addr,
-						 u32 cnf_size);
-static s32 e1000_init_lcd_from_nvm(struct e1000_hw *hw);
 static void e1000_init_rx_addrs(struct e1000_hw *hw);
-static void e1000_initialize_hardware_bits(struct e1000_hw *hw);
-static bool e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw);
-static s32 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw);
-static s32 e1000_mng_enable_host_if(struct e1000_hw *hw);
-static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length,
-				   u16 offset, u8 *sum);
-static s32 e1000_mng_write_cmd_header(struct e1000_hw* hw,
-				      struct e1000_host_mng_command_header
-				      *hdr);
-static s32 e1000_mng_write_commit(struct e1000_hw *hw);
-static s32 e1000_phy_ife_get_info(struct e1000_hw *hw,
-				  struct e1000_phy_info *phy_info);
 static s32 e1000_phy_igp_get_info(struct e1000_hw *hw,
 				  struct e1000_phy_info *phy_info);
-static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words,
-				  u16 *data);
-static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words,
-				   u16 *data);
-static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd);
 static s32 e1000_phy_m88_get_info(struct e1000_hw *hw,
 				  struct e1000_phy_info *phy_info);
-static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw);
-static s32 e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8 *data);
-static s32 e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index,
-					u8 byte);
-static s32 e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte);
-static s32 e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data);
-static s32 e1000_read_ich8_data(struct e1000_hw *hw, u32 index, u32 size,
-				u16 *data);
-static s32 e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size,
-				 u16 data);
-static s32 e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
-				  u16 *data);
-static s32 e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
-				   u16 *data);
-static void e1000_release_software_flag(struct e1000_hw *hw);
 static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active);
-static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active);
-static s32 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop);
-static void e1000_set_pci_express_master_disable(struct e1000_hw *hw);
 static s32 e1000_wait_autoneg(struct e1000_hw *hw);
 static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value);
 static s32 e1000_set_phy_type(struct e1000_hw *hw);
@@ -117,12 +63,11 @@ static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw);
 static s32 e1000_config_mac_to_phy(struct e1000_hw *hw);
 static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
 static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl);
-static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data,
-				     u16 count);
+static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, u16 count);
 static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw);
 static s32 e1000_phy_reset_dsp(struct e1000_hw *hw);
 static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset,
-                                      u16 words, u16 *data);
+				  u16 words, u16 *data);
 static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset,
 					u16 words, u16 *data);
 static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw);
@@ -131,7 +76,7 @@ static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd);
 static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count);
 static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
 				  u16 phy_data);
-static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw,u32 reg_addr,
+static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
 				 u16 *phy_data);
 static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count);
 static s32 e1000_acquire_eeprom(struct e1000_hw *hw);
@@ -140,188 +85,164 @@ static void e1000_standby_eeprom(struct e1000_hw *hw);
 static s32 e1000_set_vco_speed(struct e1000_hw *hw);
 static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw);
 static s32 e1000_set_phy_mode(struct e1000_hw *hw);
-static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer);
-static u8 e1000_calculate_mng_checksum(char *buffer, u32 length);
-static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex);
-static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw);
-static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
-static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data);
+static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
+				u16 *data);
+static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
+				 u16 *data);
 
 /* IGP cable length table */
 static const
-u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] =
-    { 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
-      5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25,
-      25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40,
-      40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60,
-      60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90,
-      90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100, 100,
-      100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110,
-      110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120, 120, 120};
-
-static const
-u16 e1000_igp_2_cable_length_table[IGP02E1000_AGC_LENGTH_TABLE_SIZE] =
-    { 0, 0, 0, 0, 0, 0, 0, 0, 3, 5, 8, 11, 13, 16, 18, 21,
-      0, 0, 0, 3, 6, 10, 13, 16, 19, 23, 26, 29, 32, 35, 38, 41,
-      6, 10, 14, 18, 22, 26, 30, 33, 37, 41, 44, 48, 51, 54, 58, 61,
-      21, 26, 31, 35, 40, 44, 49, 53, 57, 61, 65, 68, 72, 75, 79, 82,
-      40, 45, 51, 56, 61, 66, 70, 75, 79, 83, 87, 91, 94, 98, 101, 104,
-      60, 66, 72, 77, 82, 87, 92, 96, 100, 104, 108, 111, 114, 117, 119, 121,
-      83, 89, 95, 100, 105, 109, 113, 116, 119, 122, 124,
-      104, 109, 114, 118, 121, 124};
+u16 e1000_igp_cable_length_table[IGP01E1000_AGC_LENGTH_TABLE_SIZE] = {
+	5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5,
+	5, 10, 10, 10, 10, 10, 10, 10, 20, 20, 20, 20, 20, 25, 25, 25,
+	25, 25, 25, 25, 30, 30, 30, 30, 40, 40, 40, 40, 40, 40, 40, 40,
+	40, 50, 50, 50, 50, 50, 50, 50, 60, 60, 60, 60, 60, 60, 60, 60,
+	60, 70, 70, 70, 70, 70, 70, 80, 80, 80, 80, 80, 80, 90, 90, 90,
+	90, 90, 90, 90, 90, 90, 100, 100, 100, 100, 100, 100, 100, 100, 100,
+	    100,
+	100, 100, 100, 100, 110, 110, 110, 110, 110, 110, 110, 110, 110, 110,
+	    110, 110,
+	110, 110, 110, 110, 110, 110, 120, 120, 120, 120, 120, 120, 120, 120,
+	    120, 120
+};
 
 static DEFINE_SPINLOCK(e1000_eeprom_lock);
 
-/******************************************************************************
- * Set the phy type member in the hw struct.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_set_phy_type - Set the phy type member in the hw struct.
+ * @hw: Struct containing variables accessed by shared code
+ */
 static s32 e1000_set_phy_type(struct e1000_hw *hw)
 {
-    DEBUGFUNC("e1000_set_phy_type");
-
-    if (hw->mac_type == e1000_undefined)
-        return -E1000_ERR_PHY_TYPE;
-
-    switch (hw->phy_id) {
-    case M88E1000_E_PHY_ID:
-    case M88E1000_I_PHY_ID:
-    case M88E1011_I_PHY_ID:
-    case M88E1111_I_PHY_ID:
-        hw->phy_type = e1000_phy_m88;
-        break;
-    case IGP01E1000_I_PHY_ID:
-        if (hw->mac_type == e1000_82541 ||
-            hw->mac_type == e1000_82541_rev_2 ||
-            hw->mac_type == e1000_82547 ||
-            hw->mac_type == e1000_82547_rev_2) {
-            hw->phy_type = e1000_phy_igp;
-            break;
-        }
-    case IGP03E1000_E_PHY_ID:
-        hw->phy_type = e1000_phy_igp_3;
-        break;
-    case IFE_E_PHY_ID:
-    case IFE_PLUS_E_PHY_ID:
-    case IFE_C_E_PHY_ID:
-        hw->phy_type = e1000_phy_ife;
-        break;
-    case GG82563_E_PHY_ID:
-        if (hw->mac_type == e1000_80003es2lan) {
-            hw->phy_type = e1000_phy_gg82563;
-            break;
-        }
-        /* Fall Through */
-    default:
-        /* Should never have loaded on this device */
-        hw->phy_type = e1000_phy_undefined;
-        return -E1000_ERR_PHY_TYPE;
-    }
-
-    return E1000_SUCCESS;
-}
-
-/******************************************************************************
- * IGP phy init script - initializes the GbE PHY
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
-static void e1000_phy_init_script(struct e1000_hw *hw)
-{
-    u32 ret_val;
-    u16 phy_saved_data;
-
-    DEBUGFUNC("e1000_phy_init_script");
-
-    if (hw->phy_init_script) {
-        msleep(20);
-
-        /* Save off the current value of register 0x2F5B to be restored at
-         * the end of this routine. */
-        ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
-
-        /* Disabled the PHY transmitter */
-        e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
+	DEBUGFUNC("e1000_set_phy_type");
 
-        msleep(20);
+	if (hw->mac_type == e1000_undefined)
+		return -E1000_ERR_PHY_TYPE;
 
-        e1000_write_phy_reg(hw,0x0000,0x0140);
-
-        msleep(5);
-
-        switch (hw->mac_type) {
-        case e1000_82541:
-        case e1000_82547:
-            e1000_write_phy_reg(hw, 0x1F95, 0x0001);
-
-            e1000_write_phy_reg(hw, 0x1F71, 0xBD21);
-
-            e1000_write_phy_reg(hw, 0x1F79, 0x0018);
-
-            e1000_write_phy_reg(hw, 0x1F30, 0x1600);
-
-            e1000_write_phy_reg(hw, 0x1F31, 0x0014);
-
-            e1000_write_phy_reg(hw, 0x1F32, 0x161C);
-
-            e1000_write_phy_reg(hw, 0x1F94, 0x0003);
-
-            e1000_write_phy_reg(hw, 0x1F96, 0x003F);
-
-            e1000_write_phy_reg(hw, 0x2010, 0x0008);
-            break;
-
-        case e1000_82541_rev_2:
-        case e1000_82547_rev_2:
-            e1000_write_phy_reg(hw, 0x1F73, 0x0099);
-            break;
-        default:
-            break;
-        }
-
-        e1000_write_phy_reg(hw, 0x0000, 0x3300);
-
-        msleep(20);
-
-        /* Now enable the transmitter */
-        e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
-
-        if (hw->mac_type == e1000_82547) {
-            u16 fused, fine, coarse;
-
-            /* Move to analog registers page */
-            e1000_read_phy_reg(hw, IGP01E1000_ANALOG_SPARE_FUSE_STATUS, &fused);
-
-            if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) {
-                e1000_read_phy_reg(hw, IGP01E1000_ANALOG_FUSE_STATUS, &fused);
+	switch (hw->phy_id) {
+	case M88E1000_E_PHY_ID:
+	case M88E1000_I_PHY_ID:
+	case M88E1011_I_PHY_ID:
+	case M88E1111_I_PHY_ID:
+		hw->phy_type = e1000_phy_m88;
+		break;
+	case IGP01E1000_I_PHY_ID:
+		if (hw->mac_type == e1000_82541 ||
+		    hw->mac_type == e1000_82541_rev_2 ||
+		    hw->mac_type == e1000_82547 ||
+		    hw->mac_type == e1000_82547_rev_2) {
+			hw->phy_type = e1000_phy_igp;
+			break;
+		}
+	default:
+		/* Should never have loaded on this device */
+		hw->phy_type = e1000_phy_undefined;
+		return -E1000_ERR_PHY_TYPE;
+	}
 
-                fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK;
-                coarse = fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK;
+	return E1000_SUCCESS;
+}
 
-                if (coarse > IGP01E1000_ANALOG_FUSE_COARSE_THRESH) {
-                    coarse -= IGP01E1000_ANALOG_FUSE_COARSE_10;
-                    fine -= IGP01E1000_ANALOG_FUSE_FINE_1;
-                } else if (coarse == IGP01E1000_ANALOG_FUSE_COARSE_THRESH)
-                    fine -= IGP01E1000_ANALOG_FUSE_FINE_10;
+/**
+ * e1000_phy_init_script - IGP phy init script - initializes the GbE PHY
+ * @hw: Struct containing variables accessed by shared code
+ */
+static void e1000_phy_init_script(struct e1000_hw *hw)
+{
+	u32 ret_val;
+	u16 phy_saved_data;
+
+	DEBUGFUNC("e1000_phy_init_script");
+
+	if (hw->phy_init_script) {
+		msleep(20);
+
+		/* Save off the current value of register 0x2F5B to be restored at
+		 * the end of this routine. */
+		ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
+
+		/* Disabled the PHY transmitter */
+		e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
+		msleep(20);
+
+		e1000_write_phy_reg(hw, 0x0000, 0x0140);
+		msleep(5);
+
+		switch (hw->mac_type) {
+		case e1000_82541:
+		case e1000_82547:
+			e1000_write_phy_reg(hw, 0x1F95, 0x0001);
+			e1000_write_phy_reg(hw, 0x1F71, 0xBD21);
+			e1000_write_phy_reg(hw, 0x1F79, 0x0018);
+			e1000_write_phy_reg(hw, 0x1F30, 0x1600);
+			e1000_write_phy_reg(hw, 0x1F31, 0x0014);
+			e1000_write_phy_reg(hw, 0x1F32, 0x161C);
+			e1000_write_phy_reg(hw, 0x1F94, 0x0003);
+			e1000_write_phy_reg(hw, 0x1F96, 0x003F);
+			e1000_write_phy_reg(hw, 0x2010, 0x0008);
+			break;
 
-                fused = (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) |
-                        (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) |
-                        (coarse & IGP01E1000_ANALOG_FUSE_COARSE_MASK);
+		case e1000_82541_rev_2:
+		case e1000_82547_rev_2:
+			e1000_write_phy_reg(hw, 0x1F73, 0x0099);
+			break;
+		default:
+			break;
+		}
 
-                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_CONTROL, fused);
-                e1000_write_phy_reg(hw, IGP01E1000_ANALOG_FUSE_BYPASS,
-                                    IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL);
-            }
-        }
-    }
+		e1000_write_phy_reg(hw, 0x0000, 0x3300);
+		msleep(20);
+
+		/* Now enable the transmitter */
+		e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
+
+		if (hw->mac_type == e1000_82547) {
+			u16 fused, fine, coarse;
+
+			/* Move to analog registers page */
+			e1000_read_phy_reg(hw,
+					   IGP01E1000_ANALOG_SPARE_FUSE_STATUS,
+					   &fused);
+
+			if (!(fused & IGP01E1000_ANALOG_SPARE_FUSE_ENABLED)) {
+				e1000_read_phy_reg(hw,
+						   IGP01E1000_ANALOG_FUSE_STATUS,
+						   &fused);
+
+				fine = fused & IGP01E1000_ANALOG_FUSE_FINE_MASK;
+				coarse =
+				    fused & IGP01E1000_ANALOG_FUSE_COARSE_MASK;
+
+				if (coarse >
+				    IGP01E1000_ANALOG_FUSE_COARSE_THRESH) {
+					coarse -=
+					    IGP01E1000_ANALOG_FUSE_COARSE_10;
+					fine -= IGP01E1000_ANALOG_FUSE_FINE_1;
+				} else if (coarse ==
+					   IGP01E1000_ANALOG_FUSE_COARSE_THRESH)
+					fine -= IGP01E1000_ANALOG_FUSE_FINE_10;
+
+				fused =
+				    (fused & IGP01E1000_ANALOG_FUSE_POLY_MASK) |
+				    (fine & IGP01E1000_ANALOG_FUSE_FINE_MASK) |
+				    (coarse &
+				     IGP01E1000_ANALOG_FUSE_COARSE_MASK);
+
+				e1000_write_phy_reg(hw,
+						    IGP01E1000_ANALOG_FUSE_CONTROL,
+						    fused);
+				e1000_write_phy_reg(hw,
+						    IGP01E1000_ANALOG_FUSE_BYPASS,
+						    IGP01E1000_ANALOG_FUSE_ENABLE_SW_CONTROL);
+			}
+		}
+	}
 }
 
-/******************************************************************************
- * Set the mac type member in the hw struct.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_set_mac_type - Set the mac type member in the hw struct.
+ * @hw: Struct containing variables accessed by shared code
+ */
 s32 e1000_set_mac_type(struct e1000_hw *hw)
 {
 	DEBUGFUNC("e1000_set_mac_type");
@@ -397,61 +318,12 @@ s32 e1000_set_mac_type(struct e1000_hw *hw)
 	case E1000_DEV_ID_82547GI:
 		hw->mac_type = e1000_82547_rev_2;
 		break;
-	case E1000_DEV_ID_82571EB_COPPER:
-	case E1000_DEV_ID_82571EB_FIBER:
-	case E1000_DEV_ID_82571EB_SERDES:
-	case E1000_DEV_ID_82571EB_SERDES_DUAL:
-	case E1000_DEV_ID_82571EB_SERDES_QUAD:
-	case E1000_DEV_ID_82571EB_QUAD_COPPER:
-	case E1000_DEV_ID_82571PT_QUAD_COPPER:
-	case E1000_DEV_ID_82571EB_QUAD_FIBER:
-	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
-		hw->mac_type = e1000_82571;
-		break;
-	case E1000_DEV_ID_82572EI_COPPER:
-	case E1000_DEV_ID_82572EI_FIBER:
-	case E1000_DEV_ID_82572EI_SERDES:
-	case E1000_DEV_ID_82572EI:
-		hw->mac_type = e1000_82572;
-		break;
-	case E1000_DEV_ID_82573E:
-	case E1000_DEV_ID_82573E_IAMT:
-	case E1000_DEV_ID_82573L:
-		hw->mac_type = e1000_82573;
-		break;
-	case E1000_DEV_ID_80003ES2LAN_COPPER_SPT:
-	case E1000_DEV_ID_80003ES2LAN_SERDES_SPT:
-	case E1000_DEV_ID_80003ES2LAN_COPPER_DPT:
-	case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
-		hw->mac_type = e1000_80003es2lan;
-		break;
-	case E1000_DEV_ID_ICH8_IGP_M_AMT:
-	case E1000_DEV_ID_ICH8_IGP_AMT:
-	case E1000_DEV_ID_ICH8_IGP_C:
-	case E1000_DEV_ID_ICH8_IFE:
-	case E1000_DEV_ID_ICH8_IFE_GT:
-	case E1000_DEV_ID_ICH8_IFE_G:
-	case E1000_DEV_ID_ICH8_IGP_M:
-		hw->mac_type = e1000_ich8lan;
-		break;
 	default:
 		/* Should never have loaded on this device */
 		return -E1000_ERR_MAC_TYPE;
 	}
 
 	switch (hw->mac_type) {
-	case e1000_ich8lan:
-		hw->swfwhw_semaphore_present = true;
-		hw->asf_firmware_present = true;
-		break;
-	case e1000_80003es2lan:
-		hw->swfw_sync_present = true;
-		/* fall through */
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_82573:
-		hw->eeprom_semaphore_present = true;
-		/* fall through */
 	case e1000_82541:
 	case e1000_82547:
 	case e1000_82541_rev_2:
@@ -468,6058 +340,4500 @@ s32 e1000_set_mac_type(struct e1000_hw *hw)
 	if (hw->mac_type == e1000_82543)
 		hw->bad_tx_carr_stats_fd = true;
 
-	/* capable of receiving management packets to the host */
-	if (hw->mac_type >= e1000_82571)
-		hw->has_manc2h = true;
-
-	/* In rare occasions, ESB2 systems would end up started without
-	 * the RX unit being turned on.
-	 */
-	if (hw->mac_type == e1000_80003es2lan)
-		hw->rx_needs_kicking = true;
-
 	if (hw->mac_type > e1000_82544)
 		hw->has_smbus = true;
 
 	return E1000_SUCCESS;
 }
 
-/*****************************************************************************
- * Set media type and TBI compatibility.
- *
- * hw - Struct containing variables accessed by shared code
- * **************************************************************************/
+/**
+ * e1000_set_media_type - Set media type and TBI compatibility.
+ * @hw: Struct containing variables accessed by shared code
+ */
 void e1000_set_media_type(struct e1000_hw *hw)
 {
-    u32 status;
-
-    DEBUGFUNC("e1000_set_media_type");
-
-    if (hw->mac_type != e1000_82543) {
-        /* tbi_compatibility is only valid on 82543 */
-        hw->tbi_compatibility_en = false;
-    }
-
-    switch (hw->device_id) {
-    case E1000_DEV_ID_82545GM_SERDES:
-    case E1000_DEV_ID_82546GB_SERDES:
-    case E1000_DEV_ID_82571EB_SERDES:
-    case E1000_DEV_ID_82571EB_SERDES_DUAL:
-    case E1000_DEV_ID_82571EB_SERDES_QUAD:
-    case E1000_DEV_ID_82572EI_SERDES:
-    case E1000_DEV_ID_80003ES2LAN_SERDES_DPT:
-        hw->media_type = e1000_media_type_internal_serdes;
-        break;
-    default:
-        switch (hw->mac_type) {
-        case e1000_82542_rev2_0:
-        case e1000_82542_rev2_1:
-            hw->media_type = e1000_media_type_fiber;
-            break;
-        case e1000_ich8lan:
-        case e1000_82573:
-            /* The STATUS_TBIMODE bit is reserved or reused for the this
-             * device.
-             */
-            hw->media_type = e1000_media_type_copper;
-            break;
-        default:
-            status = er32(STATUS);
-            if (status & E1000_STATUS_TBIMODE) {
-                hw->media_type = e1000_media_type_fiber;
-                /* tbi_compatibility not valid on fiber */
-                hw->tbi_compatibility_en = false;
-            } else {
-                hw->media_type = e1000_media_type_copper;
-            }
-            break;
-        }
-    }
+	u32 status;
+
+	DEBUGFUNC("e1000_set_media_type");
+
+	if (hw->mac_type != e1000_82543) {
+		/* tbi_compatibility is only valid on 82543 */
+		hw->tbi_compatibility_en = false;
+	}
+
+	switch (hw->device_id) {
+	case E1000_DEV_ID_82545GM_SERDES:
+	case E1000_DEV_ID_82546GB_SERDES:
+		hw->media_type = e1000_media_type_internal_serdes;
+		break;
+	default:
+		switch (hw->mac_type) {
+		case e1000_82542_rev2_0:
+		case e1000_82542_rev2_1:
+			hw->media_type = e1000_media_type_fiber;
+			break;
+		default:
+			status = er32(STATUS);
+			if (status & E1000_STATUS_TBIMODE) {
+				hw->media_type = e1000_media_type_fiber;
+				/* tbi_compatibility not valid on fiber */
+				hw->tbi_compatibility_en = false;
+			} else {
+				hw->media_type = e1000_media_type_copper;
+			}
+			break;
+		}
+	}
 }
 
-/******************************************************************************
- * Reset the transmit and receive units; mask and clear all interrupts.
+/**
+ * e1000_reset_hw: reset the hardware completely
+ * @hw: Struct containing variables accessed by shared code
  *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ * Reset the transmit and receive units; mask and clear all interrupts.
+ */
 s32 e1000_reset_hw(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    u32 ctrl_ext;
-    u32 icr;
-    u32 manc;
-    u32 led_ctrl;
-    u32 timeout;
-    u32 extcnf_ctrl;
-    s32 ret_val;
-
-    DEBUGFUNC("e1000_reset_hw");
-
-    /* For 82542 (rev 2.0), disable MWI before issuing a device reset */
-    if (hw->mac_type == e1000_82542_rev2_0) {
-        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
-        e1000_pci_clear_mwi(hw);
-    }
-
-    if (hw->bus_type == e1000_bus_type_pci_express) {
-        /* Prevent the PCI-E bus from sticking if there is no TLP connection
-         * on the last TLP read/write transaction when MAC is reset.
-         */
-        if (e1000_disable_pciex_master(hw) != E1000_SUCCESS) {
-            DEBUGOUT("PCI-E Master disable polling has failed.\n");
-        }
-    }
-
-    /* Clear interrupt mask to stop board from generating interrupts */
-    DEBUGOUT("Masking off all interrupts\n");
-    ew32(IMC, 0xffffffff);
-
-    /* Disable the Transmit and Receive units.  Then delay to allow
-     * any pending transactions to complete before we hit the MAC with
-     * the global reset.
-     */
-    ew32(RCTL, 0);
-    ew32(TCTL, E1000_TCTL_PSP);
-    E1000_WRITE_FLUSH();
-
-    /* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */
-    hw->tbi_compatibility_on = false;
-
-    /* Delay to allow any outstanding PCI transactions to complete before
-     * resetting the device
-     */
-    msleep(10);
-
-    ctrl = er32(CTRL);
-
-    /* Must reset the PHY before resetting the MAC */
-    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
-        ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST));
-        msleep(5);
-    }
-
-    /* Must acquire the MDIO ownership before MAC reset.
-     * Ownership defaults to firmware after a reset. */
-    if (hw->mac_type == e1000_82573) {
-        timeout = 10;
-
-        extcnf_ctrl = er32(EXTCNF_CTRL);
-        extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
-
-        do {
-            ew32(EXTCNF_CTRL, extcnf_ctrl);
-            extcnf_ctrl = er32(EXTCNF_CTRL);
-
-            if (extcnf_ctrl & E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP)
-                break;
-            else
-                extcnf_ctrl |= E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP;
-
-            msleep(2);
-            timeout--;
-        } while (timeout);
-    }
-
-    /* Workaround for ICH8 bit corruption issue in FIFO memory */
-    if (hw->mac_type == e1000_ich8lan) {
-        /* Set Tx and Rx buffer allocation to 8k apiece. */
-        ew32(PBA, E1000_PBA_8K);
-        /* Set Packet Buffer Size to 16k. */
-        ew32(PBS, E1000_PBS_16K);
-    }
-
-    /* Issue a global reset to the MAC.  This will reset the chip's
-     * transmit, receive, DMA, and link units.  It will not effect
-     * the current PCI configuration.  The global reset bit is self-
-     * clearing, and should clear within a microsecond.
-     */
-    DEBUGOUT("Issuing a global reset to MAC\n");
-
-    switch (hw->mac_type) {
-        case e1000_82544:
-        case e1000_82540:
-        case e1000_82545:
-        case e1000_82546:
-        case e1000_82541:
-        case e1000_82541_rev_2:
-            /* These controllers can't ack the 64-bit write when issuing the
-             * reset, so use IO-mapping as a workaround to issue the reset */
-            E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST));
-            break;
-        case e1000_82545_rev_3:
-        case e1000_82546_rev_3:
-            /* Reset is performed on a shadow of the control register */
-            ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST));
-            break;
-        case e1000_ich8lan:
-            if (!hw->phy_reset_disable &&
-                e1000_check_phy_reset_block(hw) == E1000_SUCCESS) {
-                /* e1000_ich8lan PHY HW reset requires MAC CORE reset
-                 * at the same time to make sure the interface between
-                 * MAC and the external PHY is reset.
-                 */
-                ctrl |= E1000_CTRL_PHY_RST;
-            }
-
-            e1000_get_software_flag(hw);
-            ew32(CTRL, (ctrl | E1000_CTRL_RST));
-            msleep(5);
-            break;
-        default:
-            ew32(CTRL, (ctrl | E1000_CTRL_RST));
-            break;
-    }
-
-    /* After MAC reset, force reload of EEPROM to restore power-on settings to
-     * device.  Later controllers reload the EEPROM automatically, so just wait
-     * for reload to complete.
-     */
-    switch (hw->mac_type) {
-        case e1000_82542_rev2_0:
-        case e1000_82542_rev2_1:
-        case e1000_82543:
-        case e1000_82544:
-            /* Wait for reset to complete */
-            udelay(10);
-            ctrl_ext = er32(CTRL_EXT);
-            ctrl_ext |= E1000_CTRL_EXT_EE_RST;
-            ew32(CTRL_EXT, ctrl_ext);
-            E1000_WRITE_FLUSH();
-            /* Wait for EEPROM reload */
-            msleep(2);
-            break;
-        case e1000_82541:
-        case e1000_82541_rev_2:
-        case e1000_82547:
-        case e1000_82547_rev_2:
-            /* Wait for EEPROM reload */
-            msleep(20);
-            break;
-        case e1000_82573:
-            if (!e1000_is_onboard_nvm_eeprom(hw)) {
-                udelay(10);
-                ctrl_ext = er32(CTRL_EXT);
-                ctrl_ext |= E1000_CTRL_EXT_EE_RST;
-                ew32(CTRL_EXT, ctrl_ext);
-                E1000_WRITE_FLUSH();
-            }
-            /* fall through */
-        default:
-            /* Auto read done will delay 5ms or poll based on mac type */
-            ret_val = e1000_get_auto_rd_done(hw);
-            if (ret_val)
-                return ret_val;
-            break;
-    }
-
-    /* Disable HW ARPs on ASF enabled adapters */
-    if (hw->mac_type >= e1000_82540 && hw->mac_type <= e1000_82547_rev_2) {
-        manc = er32(MANC);
-        manc &= ~(E1000_MANC_ARP_EN);
-        ew32(MANC, manc);
-    }
-
-    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
-        e1000_phy_init_script(hw);
-
-        /* Configure activity LED after PHY reset */
-        led_ctrl = er32(LEDCTL);
-        led_ctrl &= IGP_ACTIVITY_LED_MASK;
-        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
-        ew32(LEDCTL, led_ctrl);
-    }
-
-    /* Clear interrupt mask to stop board from generating interrupts */
-    DEBUGOUT("Masking off all interrupts\n");
-    ew32(IMC, 0xffffffff);
-
-    /* Clear any pending interrupt events. */
-    icr = er32(ICR);
-
-    /* If MWI was previously enabled, reenable it. */
-    if (hw->mac_type == e1000_82542_rev2_0) {
-        if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
-            e1000_pci_set_mwi(hw);
-    }
-
-    if (hw->mac_type == e1000_ich8lan) {
-        u32 kab = er32(KABGTXD);
-        kab |= E1000_KABGTXD_BGSQLBIAS;
-        ew32(KABGTXD, kab);
-    }
-
-    return E1000_SUCCESS;
-}
+	u32 ctrl;
+	u32 ctrl_ext;
+	u32 icr;
+	u32 manc;
+	u32 led_ctrl;
+	s32 ret_val;
 
-/******************************************************************************
- *
- * Initialize a number of hardware-dependent bits
- *
- * hw: Struct containing variables accessed by shared code
- *
- * This function contains hardware limitation workarounds for PCI-E adapters
- *
- *****************************************************************************/
-static void e1000_initialize_hardware_bits(struct e1000_hw *hw)
-{
-    if ((hw->mac_type >= e1000_82571) && (!hw->initialize_hw_bits_disable)) {
-        /* Settings common to all PCI-express silicon */
-        u32 reg_ctrl, reg_ctrl_ext;
-        u32 reg_tarc0, reg_tarc1;
-        u32 reg_tctl;
-        u32 reg_txdctl, reg_txdctl1;
-
-        /* link autonegotiation/sync workarounds */
-        reg_tarc0 = er32(TARC0);
-        reg_tarc0 &= ~((1 << 30)|(1 << 29)|(1 << 28)|(1 << 27));
-
-        /* Enable not-done TX descriptor counting */
-        reg_txdctl = er32(TXDCTL);
-        reg_txdctl |= E1000_TXDCTL_COUNT_DESC;
-        ew32(TXDCTL, reg_txdctl);
-        reg_txdctl1 = er32(TXDCTL1);
-        reg_txdctl1 |= E1000_TXDCTL_COUNT_DESC;
-        ew32(TXDCTL1, reg_txdctl1);
-
-        switch (hw->mac_type) {
-            case e1000_82571:
-            case e1000_82572:
-                /* Clear PHY TX compatible mode bits */
-                reg_tarc1 = er32(TARC1);
-                reg_tarc1 &= ~((1 << 30)|(1 << 29));
-
-                /* link autonegotiation/sync workarounds */
-                reg_tarc0 |= ((1 << 26)|(1 << 25)|(1 << 24)|(1 << 23));
-
-                /* TX ring control fixes */
-                reg_tarc1 |= ((1 << 26)|(1 << 25)|(1 << 24));
-
-                /* Multiple read bit is reversed polarity */
-                reg_tctl = er32(TCTL);
-                if (reg_tctl & E1000_TCTL_MULR)
-                    reg_tarc1 &= ~(1 << 28);
-                else
-                    reg_tarc1 |= (1 << 28);
-
-                ew32(TARC1, reg_tarc1);
-                break;
-            case e1000_82573:
-                reg_ctrl_ext = er32(CTRL_EXT);
-                reg_ctrl_ext &= ~(1 << 23);
-                reg_ctrl_ext |= (1 << 22);
-
-                /* TX byte count fix */
-                reg_ctrl = er32(CTRL);
-                reg_ctrl &= ~(1 << 29);
-
-                ew32(CTRL_EXT, reg_ctrl_ext);
-                ew32(CTRL, reg_ctrl);
-                break;
-            case e1000_80003es2lan:
-                /* improve small packet performace for fiber/serdes */
-                if ((hw->media_type == e1000_media_type_fiber) ||
-                    (hw->media_type == e1000_media_type_internal_serdes)) {
-                    reg_tarc0 &= ~(1 << 20);
-                }
-
-                /* Multiple read bit is reversed polarity */
-                reg_tctl = er32(TCTL);
-                reg_tarc1 = er32(TARC1);
-                if (reg_tctl & E1000_TCTL_MULR)
-                    reg_tarc1 &= ~(1 << 28);
-                else
-                    reg_tarc1 |= (1 << 28);
-
-                ew32(TARC1, reg_tarc1);
-                break;
-            case e1000_ich8lan:
-                /* Reduce concurrent DMA requests to 3 from 4 */
-                if ((hw->revision_id < 3) ||
-                    ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) &&
-                     (hw->device_id != E1000_DEV_ID_ICH8_IGP_M)))
-                    reg_tarc0 |= ((1 << 29)|(1 << 28));
-
-                reg_ctrl_ext = er32(CTRL_EXT);
-                reg_ctrl_ext |= (1 << 22);
-                ew32(CTRL_EXT, reg_ctrl_ext);
-
-                /* workaround TX hang with TSO=on */
-                reg_tarc0 |= ((1 << 27)|(1 << 26)|(1 << 24)|(1 << 23));
-
-                /* Multiple read bit is reversed polarity */
-                reg_tctl = er32(TCTL);
-                reg_tarc1 = er32(TARC1);
-                if (reg_tctl & E1000_TCTL_MULR)
-                    reg_tarc1 &= ~(1 << 28);
-                else
-                    reg_tarc1 |= (1 << 28);
-
-                /* workaround TX hang with TSO=on */
-                reg_tarc1 |= ((1 << 30)|(1 << 26)|(1 << 24));
-
-                ew32(TARC1, reg_tarc1);
-                break;
-            default:
-                break;
-        }
-
-        ew32(TARC0, reg_tarc0);
-    }
+	DEBUGFUNC("e1000_reset_hw");
+
+	/* For 82542 (rev 2.0), disable MWI before issuing a device reset */
+	if (hw->mac_type == e1000_82542_rev2_0) {
+		DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
+		e1000_pci_clear_mwi(hw);
+	}
+
+	/* Clear interrupt mask to stop board from generating interrupts */
+	DEBUGOUT("Masking off all interrupts\n");
+	ew32(IMC, 0xffffffff);
+
+	/* Disable the Transmit and Receive units.  Then delay to allow
+	 * any pending transactions to complete before we hit the MAC with
+	 * the global reset.
+	 */
+	ew32(RCTL, 0);
+	ew32(TCTL, E1000_TCTL_PSP);
+	E1000_WRITE_FLUSH();
+
+	/* The tbi_compatibility_on Flag must be cleared when Rctl is cleared. */
+	hw->tbi_compatibility_on = false;
+
+	/* Delay to allow any outstanding PCI transactions to complete before
+	 * resetting the device
+	 */
+	msleep(10);
+
+	ctrl = er32(CTRL);
+
+	/* Must reset the PHY before resetting the MAC */
+	if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
+		ew32(CTRL, (ctrl | E1000_CTRL_PHY_RST));
+		msleep(5);
+	}
+
+	/* Issue a global reset to the MAC.  This will reset the chip's
+	 * transmit, receive, DMA, and link units.  It will not effect
+	 * the current PCI configuration.  The global reset bit is self-
+	 * clearing, and should clear within a microsecond.
+	 */
+	DEBUGOUT("Issuing a global reset to MAC\n");
+
+	switch (hw->mac_type) {
+	case e1000_82544:
+	case e1000_82540:
+	case e1000_82545:
+	case e1000_82546:
+	case e1000_82541:
+	case e1000_82541_rev_2:
+		/* These controllers can't ack the 64-bit write when issuing the
+		 * reset, so use IO-mapping as a workaround to issue the reset */
+		E1000_WRITE_REG_IO(hw, CTRL, (ctrl | E1000_CTRL_RST));
+		break;
+	case e1000_82545_rev_3:
+	case e1000_82546_rev_3:
+		/* Reset is performed on a shadow of the control register */
+		ew32(CTRL_DUP, (ctrl | E1000_CTRL_RST));
+		break;
+	default:
+		ew32(CTRL, (ctrl | E1000_CTRL_RST));
+		break;
+	}
+
+	/* After MAC reset, force reload of EEPROM to restore power-on settings to
+	 * device.  Later controllers reload the EEPROM automatically, so just wait
+	 * for reload to complete.
+	 */
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+	case e1000_82544:
+		/* Wait for reset to complete */
+		udelay(10);
+		ctrl_ext = er32(CTRL_EXT);
+		ctrl_ext |= E1000_CTRL_EXT_EE_RST;
+		ew32(CTRL_EXT, ctrl_ext);
+		E1000_WRITE_FLUSH();
+		/* Wait for EEPROM reload */
+		msleep(2);
+		break;
+	case e1000_82541:
+	case e1000_82541_rev_2:
+	case e1000_82547:
+	case e1000_82547_rev_2:
+		/* Wait for EEPROM reload */
+		msleep(20);
+		break;
+	default:
+		/* Auto read done will delay 5ms or poll based on mac type */
+		ret_val = e1000_get_auto_rd_done(hw);
+		if (ret_val)
+			return ret_val;
+		break;
+	}
+
+	/* Disable HW ARPs on ASF enabled adapters */
+	if (hw->mac_type >= e1000_82540) {
+		manc = er32(MANC);
+		manc &= ~(E1000_MANC_ARP_EN);
+		ew32(MANC, manc);
+	}
+
+	if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
+		e1000_phy_init_script(hw);
+
+		/* Configure activity LED after PHY reset */
+		led_ctrl = er32(LEDCTL);
+		led_ctrl &= IGP_ACTIVITY_LED_MASK;
+		led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
+		ew32(LEDCTL, led_ctrl);
+	}
+
+	/* Clear interrupt mask to stop board from generating interrupts */
+	DEBUGOUT("Masking off all interrupts\n");
+	ew32(IMC, 0xffffffff);
+
+	/* Clear any pending interrupt events. */
+	icr = er32(ICR);
+
+	/* If MWI was previously enabled, reenable it. */
+	if (hw->mac_type == e1000_82542_rev2_0) {
+		if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
+			e1000_pci_set_mwi(hw);
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Performs basic configuration of the adapter.
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_init_hw: Performs basic configuration of the adapter.
+ * @hw: Struct containing variables accessed by shared code
  *
  * Assumes that the controller has previously been reset and is in a
  * post-reset uninitialized state. Initializes the receive address registers,
  * multicast table, and VLAN filter table. Calls routines to setup link
  * configuration and flow control settings. Clears all on-chip counters. Leaves
  * the transmit and receive units disabled and uninitialized.
- *****************************************************************************/
+ */
 s32 e1000_init_hw(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    u32 i;
-    s32 ret_val;
-    u32 mta_size;
-    u32 reg_data;
-    u32 ctrl_ext;
-
-    DEBUGFUNC("e1000_init_hw");
-
-    /* force full DMA clock frequency for 10/100 on ICH8 A0-B0 */
-    if ((hw->mac_type == e1000_ich8lan) &&
-        ((hw->revision_id < 3) ||
-         ((hw->device_id != E1000_DEV_ID_ICH8_IGP_M_AMT) &&
-          (hw->device_id != E1000_DEV_ID_ICH8_IGP_M)))) {
-            reg_data = er32(STATUS);
-            reg_data &= ~0x80000000;
-            ew32(STATUS, reg_data);
-    }
-
-    /* Initialize Identification LED */
-    ret_val = e1000_id_led_init(hw);
-    if (ret_val) {
-        DEBUGOUT("Error Initializing Identification LED\n");
-        return ret_val;
-    }
-
-    /* Set the media type and TBI compatibility */
-    e1000_set_media_type(hw);
-
-    /* Must be called after e1000_set_media_type because media_type is used */
-    e1000_initialize_hardware_bits(hw);
-
-    /* Disabling VLAN filtering. */
-    DEBUGOUT("Initializing the IEEE VLAN\n");
-    /* VET hardcoded to standard value and VFTA removed in ICH8 LAN */
-    if (hw->mac_type != e1000_ich8lan) {
-        if (hw->mac_type < e1000_82545_rev_3)
-            ew32(VET, 0);
-        e1000_clear_vfta(hw);
-    }
-
-    /* For 82542 (rev 2.0), disable MWI and put the receiver into reset */
-    if (hw->mac_type == e1000_82542_rev2_0) {
-        DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
-        e1000_pci_clear_mwi(hw);
-        ew32(RCTL, E1000_RCTL_RST);
-        E1000_WRITE_FLUSH();
-        msleep(5);
-    }
-
-    /* Setup the receive address. This involves initializing all of the Receive
-     * Address Registers (RARs 0 - 15).
-     */
-    e1000_init_rx_addrs(hw);
-
-    /* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */
-    if (hw->mac_type == e1000_82542_rev2_0) {
-        ew32(RCTL, 0);
-        E1000_WRITE_FLUSH();
-        msleep(1);
-        if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
-            e1000_pci_set_mwi(hw);
-    }
-
-    /* Zero out the Multicast HASH table */
-    DEBUGOUT("Zeroing the MTA\n");
-    mta_size = E1000_MC_TBL_SIZE;
-    if (hw->mac_type == e1000_ich8lan)
-        mta_size = E1000_MC_TBL_SIZE_ICH8LAN;
-    for (i = 0; i < mta_size; i++) {
-        E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
-        /* use write flush to prevent Memory Write Block (MWB) from
-         * occuring when accessing our register space */
-        E1000_WRITE_FLUSH();
-    }
-
-    /* Set the PCI priority bit correctly in the CTRL register.  This
-     * determines if the adapter gives priority to receives, or if it
-     * gives equal priority to transmits and receives.  Valid only on
-     * 82542 and 82543 silicon.
-     */
-    if (hw->dma_fairness && hw->mac_type <= e1000_82543) {
-        ctrl = er32(CTRL);
-        ew32(CTRL, ctrl | E1000_CTRL_PRIOR);
-    }
-
-    switch (hw->mac_type) {
-    case e1000_82545_rev_3:
-    case e1000_82546_rev_3:
-        break;
-    default:
-        /* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */
-	if (hw->bus_type == e1000_bus_type_pcix && e1000_pcix_get_mmrbc(hw) > 2048)
-		e1000_pcix_set_mmrbc(hw, 2048);
-	break;
-    }
-
-    /* More time needed for PHY to initialize */
-    if (hw->mac_type == e1000_ich8lan)
-        msleep(15);
-
-    /* Call a subroutine to configure the link and setup flow control. */
-    ret_val = e1000_setup_link(hw);
-
-    /* Set the transmit descriptor write-back policy */
-    if (hw->mac_type > e1000_82544) {
-        ctrl = er32(TXDCTL);
-        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
-        ew32(TXDCTL, ctrl);
-    }
-
-    if (hw->mac_type == e1000_82573) {
-        e1000_enable_tx_pkt_filtering(hw);
-    }
-
-    switch (hw->mac_type) {
-    default:
-        break;
-    case e1000_80003es2lan:
-        /* Enable retransmit on late collisions */
-        reg_data = er32(TCTL);
-        reg_data |= E1000_TCTL_RTLC;
-        ew32(TCTL, reg_data);
-
-        /* Configure Gigabit Carry Extend Padding */
-        reg_data = er32(TCTL_EXT);
-        reg_data &= ~E1000_TCTL_EXT_GCEX_MASK;
-        reg_data |= DEFAULT_80003ES2LAN_TCTL_EXT_GCEX;
-        ew32(TCTL_EXT, reg_data);
-
-        /* Configure Transmit Inter-Packet Gap */
-        reg_data = er32(TIPG);
-        reg_data &= ~E1000_TIPG_IPGT_MASK;
-        reg_data |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
-        ew32(TIPG, reg_data);
-
-        reg_data = E1000_READ_REG_ARRAY(hw, FFLT, 0x0001);
-        reg_data &= ~0x00100000;
-        E1000_WRITE_REG_ARRAY(hw, FFLT, 0x0001, reg_data);
-        /* Fall through */
-    case e1000_82571:
-    case e1000_82572:
-    case e1000_ich8lan:
-        ctrl = er32(TXDCTL1);
-        ctrl = (ctrl & ~E1000_TXDCTL_WTHRESH) | E1000_TXDCTL_FULL_TX_DESC_WB;
-        ew32(TXDCTL1, ctrl);
-        break;
-    }
-
-
-    if (hw->mac_type == e1000_82573) {
-        u32 gcr = er32(GCR);
-        gcr |= E1000_GCR_L1_ACT_WITHOUT_L0S_RX;
-        ew32(GCR, gcr);
-    }
-
-    /* Clear all of the statistics registers (clear on read).  It is
-     * important that we do this after we have tried to establish link
-     * because the symbol error count will increment wildly if there
-     * is no link.
-     */
-    e1000_clear_hw_cntrs(hw);
-
-    /* ICH8 No-snoop bits are opposite polarity.
-     * Set to snoop by default after reset. */
-    if (hw->mac_type == e1000_ich8lan)
-        e1000_set_pci_ex_no_snoop(hw, PCI_EX_82566_SNOOP_ALL);
-
-    if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER ||
-        hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) {
-        ctrl_ext = er32(CTRL_EXT);
-        /* Relaxed ordering must be disabled to avoid a parity
-         * error crash in a PCI slot. */
-        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
-        ew32(CTRL_EXT, ctrl_ext);
-    }
-
-    return ret_val;
+	u32 ctrl;
+	u32 i;
+	s32 ret_val;
+	u32 mta_size;
+	u32 ctrl_ext;
+
+	DEBUGFUNC("e1000_init_hw");
+
+	/* Initialize Identification LED */
+	ret_val = e1000_id_led_init(hw);
+	if (ret_val) {
+		DEBUGOUT("Error Initializing Identification LED\n");
+		return ret_val;
+	}
+
+	/* Set the media type and TBI compatibility */
+	e1000_set_media_type(hw);
+
+	/* Disabling VLAN filtering. */
+	DEBUGOUT("Initializing the IEEE VLAN\n");
+	if (hw->mac_type < e1000_82545_rev_3)
+		ew32(VET, 0);
+	e1000_clear_vfta(hw);
+
+	/* For 82542 (rev 2.0), disable MWI and put the receiver into reset */
+	if (hw->mac_type == e1000_82542_rev2_0) {
+		DEBUGOUT("Disabling MWI on 82542 rev 2.0\n");
+		e1000_pci_clear_mwi(hw);
+		ew32(RCTL, E1000_RCTL_RST);
+		E1000_WRITE_FLUSH();
+		msleep(5);
+	}
+
+	/* Setup the receive address. This involves initializing all of the Receive
+	 * Address Registers (RARs 0 - 15).
+	 */
+	e1000_init_rx_addrs(hw);
+
+	/* For 82542 (rev 2.0), take the receiver out of reset and enable MWI */
+	if (hw->mac_type == e1000_82542_rev2_0) {
+		ew32(RCTL, 0);
+		E1000_WRITE_FLUSH();
+		msleep(1);
+		if (hw->pci_cmd_word & PCI_COMMAND_INVALIDATE)
+			e1000_pci_set_mwi(hw);
+	}
+
+	/* Zero out the Multicast HASH table */
+	DEBUGOUT("Zeroing the MTA\n");
+	mta_size = E1000_MC_TBL_SIZE;
+	for (i = 0; i < mta_size; i++) {
+		E1000_WRITE_REG_ARRAY(hw, MTA, i, 0);
+		/* use write flush to prevent Memory Write Block (MWB) from
+		 * occurring when accessing our register space */
+		E1000_WRITE_FLUSH();
+	}
+
+	/* Set the PCI priority bit correctly in the CTRL register.  This
+	 * determines if the adapter gives priority to receives, or if it
+	 * gives equal priority to transmits and receives.  Valid only on
+	 * 82542 and 82543 silicon.
+	 */
+	if (hw->dma_fairness && hw->mac_type <= e1000_82543) {
+		ctrl = er32(CTRL);
+		ew32(CTRL, ctrl | E1000_CTRL_PRIOR);
+	}
+
+	switch (hw->mac_type) {
+	case e1000_82545_rev_3:
+	case e1000_82546_rev_3:
+		break;
+	default:
+		/* Workaround for PCI-X problem when BIOS sets MMRBC incorrectly. */
+		if (hw->bus_type == e1000_bus_type_pcix
+		    && e1000_pcix_get_mmrbc(hw) > 2048)
+			e1000_pcix_set_mmrbc(hw, 2048);
+		break;
+	}
+
+	/* Call a subroutine to configure the link and setup flow control. */
+	ret_val = e1000_setup_link(hw);
+
+	/* Set the transmit descriptor write-back policy */
+	if (hw->mac_type > e1000_82544) {
+		ctrl = er32(TXDCTL);
+		ctrl =
+		    (ctrl & ~E1000_TXDCTL_WTHRESH) |
+		    E1000_TXDCTL_FULL_TX_DESC_WB;
+		ew32(TXDCTL, ctrl);
+	}
+
+	/* Clear all of the statistics registers (clear on read).  It is
+	 * important that we do this after we have tried to establish link
+	 * because the symbol error count will increment wildly if there
+	 * is no link.
+	 */
+	e1000_clear_hw_cntrs(hw);
+
+	if (hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER ||
+	    hw->device_id == E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3) {
+		ctrl_ext = er32(CTRL_EXT);
+		/* Relaxed ordering must be disabled to avoid a parity
+		 * error crash in a PCI slot. */
+		ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
+		ew32(CTRL_EXT, ctrl_ext);
+	}
+
+	return ret_val;
 }
 
-/******************************************************************************
- * Adjust SERDES output amplitude based on EEPROM setting.
- *
- * hw - Struct containing variables accessed by shared code.
- *****************************************************************************/
+/**
+ * e1000_adjust_serdes_amplitude - Adjust SERDES output amplitude based on EEPROM setting.
+ * @hw: Struct containing variables accessed by shared code.
+ */
 static s32 e1000_adjust_serdes_amplitude(struct e1000_hw *hw)
 {
-    u16 eeprom_data;
-    s32  ret_val;
-
-    DEBUGFUNC("e1000_adjust_serdes_amplitude");
-
-    if (hw->media_type != e1000_media_type_internal_serdes)
-        return E1000_SUCCESS;
-
-    switch (hw->mac_type) {
-    case e1000_82545_rev_3:
-    case e1000_82546_rev_3:
-        break;
-    default:
-        return E1000_SUCCESS;
-    }
-
-    ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1, &eeprom_data);
-    if (ret_val) {
-        return ret_val;
-    }
-
-    if (eeprom_data != EEPROM_RESERVED_WORD) {
-        /* Adjust SERDES output amplitude only. */
-        eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK;
-        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    return E1000_SUCCESS;
+	u16 eeprom_data;
+	s32 ret_val;
+
+	DEBUGFUNC("e1000_adjust_serdes_amplitude");
+
+	if (hw->media_type != e1000_media_type_internal_serdes)
+		return E1000_SUCCESS;
+
+	switch (hw->mac_type) {
+	case e1000_82545_rev_3:
+	case e1000_82546_rev_3:
+		break;
+	default:
+		return E1000_SUCCESS;
+	}
+
+	ret_val = e1000_read_eeprom(hw, EEPROM_SERDES_AMPLITUDE, 1,
+	                            &eeprom_data);
+	if (ret_val) {
+		return ret_val;
+	}
+
+	if (eeprom_data != EEPROM_RESERVED_WORD) {
+		/* Adjust SERDES output amplitude only. */
+		eeprom_data &= EEPROM_SERDES_AMPLITUDE_MASK;
+		ret_val =
+		    e1000_write_phy_reg(hw, M88E1000_PHY_EXT_CTRL, eeprom_data);
+		if (ret_val)
+			return ret_val;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Configures flow control and link settings.
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_setup_link - Configures flow control and link settings.
+ * @hw: Struct containing variables accessed by shared code
  *
- * Determines which flow control settings to use. Calls the apropriate media-
+ * Determines which flow control settings to use. Calls the appropriate media-
  * specific link configuration function. Configures the flow control settings.
  * Assuming the adapter has a valid link partner, a valid link should be
  * established. Assumes the hardware has previously been reset and the
  * transmitter and receiver are not enabled.
- *****************************************************************************/
+ */
 s32 e1000_setup_link(struct e1000_hw *hw)
 {
-    u32 ctrl_ext;
-    s32 ret_val;
-    u16 eeprom_data;
-
-    DEBUGFUNC("e1000_setup_link");
-
-    /* In the case of the phy reset being blocked, we already have a link.
-     * We do not have to set it up again. */
-    if (e1000_check_phy_reset_block(hw))
-        return E1000_SUCCESS;
-
-    /* Read and store word 0x0F of the EEPROM. This word contains bits
-     * that determine the hardware's default PAUSE (flow control) mode,
-     * a bit that determines whether the HW defaults to enabling or
-     * disabling auto-negotiation, and the direction of the
-     * SW defined pins. If there is no SW over-ride of the flow
-     * control setting, then the variable hw->fc will
-     * be initialized based on a value in the EEPROM.
-     */
-    if (hw->fc == E1000_FC_DEFAULT) {
-        switch (hw->mac_type) {
-        case e1000_ich8lan:
-        case e1000_82573:
-            hw->fc = E1000_FC_FULL;
-            break;
-        default:
-            ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
-                                        1, &eeprom_data);
-            if (ret_val) {
-                DEBUGOUT("EEPROM Read Error\n");
-                return -E1000_ERR_EEPROM;
-            }
-            if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
-                hw->fc = E1000_FC_NONE;
-            else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
-                    EEPROM_WORD0F_ASM_DIR)
-                hw->fc = E1000_FC_TX_PAUSE;
-            else
-                hw->fc = E1000_FC_FULL;
-            break;
-        }
-    }
-
-    /* We want to save off the original Flow Control configuration just
-     * in case we get disconnected and then reconnected into a different
-     * hub or switch with different Flow Control capabilities.
-     */
-    if (hw->mac_type == e1000_82542_rev2_0)
-        hw->fc &= (~E1000_FC_TX_PAUSE);
-
-    if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1))
-        hw->fc &= (~E1000_FC_RX_PAUSE);
-
-    hw->original_fc = hw->fc;
-
-    DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc);
-
-    /* Take the 4 bits from EEPROM word 0x0F that determine the initial
-     * polarity value for the SW controlled pins, and setup the
-     * Extended Device Control reg with that info.
-     * This is needed because one of the SW controlled pins is used for
-     * signal detection.  So this should be done before e1000_setup_pcs_link()
-     * or e1000_phy_setup() is called.
-     */
-    if (hw->mac_type == e1000_82543) {
-        ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
-                                    1, &eeprom_data);
-        if (ret_val) {
-            DEBUGOUT("EEPROM Read Error\n");
-            return -E1000_ERR_EEPROM;
-        }
-        ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
-                    SWDPIO__EXT_SHIFT);
-        ew32(CTRL_EXT, ctrl_ext);
-    }
-
-    /* Call the necessary subroutine to configure the link. */
-    ret_val = (hw->media_type == e1000_media_type_copper) ?
-              e1000_setup_copper_link(hw) :
-              e1000_setup_fiber_serdes_link(hw);
-
-    /* Initialize the flow control address, type, and PAUSE timer
-     * registers to their default values.  This is done even if flow
-     * control is disabled, because it does not hurt anything to
-     * initialize these registers.
-     */
-    DEBUGOUT("Initializing the Flow Control address, type and timer regs\n");
-
-    /* FCAL/H and FCT are hardcoded to standard values in e1000_ich8lan. */
-    if (hw->mac_type != e1000_ich8lan) {
-        ew32(FCT, FLOW_CONTROL_TYPE);
-        ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH);
-        ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW);
-    }
-
-    ew32(FCTTV, hw->fc_pause_time);
-
-    /* Set the flow control receive threshold registers.  Normally,
-     * these registers will be set to a default threshold that may be
-     * adjusted later by the driver's runtime code.  However, if the
-     * ability to transmit pause frames in not enabled, then these
-     * registers will be set to 0.
-     */
-    if (!(hw->fc & E1000_FC_TX_PAUSE)) {
-        ew32(FCRTL, 0);
-        ew32(FCRTH, 0);
-    } else {
-        /* We need to set up the Receive Threshold high and low water marks
-         * as well as (optionally) enabling the transmission of XON frames.
-         */
-        if (hw->fc_send_xon) {
-            ew32(FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
-            ew32(FCRTH, hw->fc_high_water);
-        } else {
-            ew32(FCRTL, hw->fc_low_water);
-            ew32(FCRTH, hw->fc_high_water);
-        }
-    }
-    return ret_val;
+	u32 ctrl_ext;
+	s32 ret_val;
+	u16 eeprom_data;
+
+	DEBUGFUNC("e1000_setup_link");
+
+	/* Read and store word 0x0F of the EEPROM. This word contains bits
+	 * that determine the hardware's default PAUSE (flow control) mode,
+	 * a bit that determines whether the HW defaults to enabling or
+	 * disabling auto-negotiation, and the direction of the
+	 * SW defined pins. If there is no SW over-ride of the flow
+	 * control setting, then the variable hw->fc will
+	 * be initialized based on a value in the EEPROM.
+	 */
+	if (hw->fc == E1000_FC_DEFAULT) {
+		ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
+					    1, &eeprom_data);
+		if (ret_val) {
+			DEBUGOUT("EEPROM Read Error\n");
+			return -E1000_ERR_EEPROM;
+		}
+		if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) == 0)
+			hw->fc = E1000_FC_NONE;
+		else if ((eeprom_data & EEPROM_WORD0F_PAUSE_MASK) ==
+			 EEPROM_WORD0F_ASM_DIR)
+			hw->fc = E1000_FC_TX_PAUSE;
+		else
+			hw->fc = E1000_FC_FULL;
+	}
+
+	/* We want to save off the original Flow Control configuration just
+	 * in case we get disconnected and then reconnected into a different
+	 * hub or switch with different Flow Control capabilities.
+	 */
+	if (hw->mac_type == e1000_82542_rev2_0)
+		hw->fc &= (~E1000_FC_TX_PAUSE);
+
+	if ((hw->mac_type < e1000_82543) && (hw->report_tx_early == 1))
+		hw->fc &= (~E1000_FC_RX_PAUSE);
+
+	hw->original_fc = hw->fc;
+
+	DEBUGOUT1("After fix-ups FlowControl is now = %x\n", hw->fc);
+
+	/* Take the 4 bits from EEPROM word 0x0F that determine the initial
+	 * polarity value for the SW controlled pins, and setup the
+	 * Extended Device Control reg with that info.
+	 * This is needed because one of the SW controlled pins is used for
+	 * signal detection.  So this should be done before e1000_setup_pcs_link()
+	 * or e1000_phy_setup() is called.
+	 */
+	if (hw->mac_type == e1000_82543) {
+		ret_val = e1000_read_eeprom(hw, EEPROM_INIT_CONTROL2_REG,
+					    1, &eeprom_data);
+		if (ret_val) {
+			DEBUGOUT("EEPROM Read Error\n");
+			return -E1000_ERR_EEPROM;
+		}
+		ctrl_ext = ((eeprom_data & EEPROM_WORD0F_SWPDIO_EXT) <<
+			    SWDPIO__EXT_SHIFT);
+		ew32(CTRL_EXT, ctrl_ext);
+	}
+
+	/* Call the necessary subroutine to configure the link. */
+	ret_val = (hw->media_type == e1000_media_type_copper) ?
+	    e1000_setup_copper_link(hw) : e1000_setup_fiber_serdes_link(hw);
+
+	/* Initialize the flow control address, type, and PAUSE timer
+	 * registers to their default values.  This is done even if flow
+	 * control is disabled, because it does not hurt anything to
+	 * initialize these registers.
+	 */
+	DEBUGOUT
+	    ("Initializing the Flow Control address, type and timer regs\n");
+
+	ew32(FCT, FLOW_CONTROL_TYPE);
+	ew32(FCAH, FLOW_CONTROL_ADDRESS_HIGH);
+	ew32(FCAL, FLOW_CONTROL_ADDRESS_LOW);
+
+	ew32(FCTTV, hw->fc_pause_time);
+
+	/* Set the flow control receive threshold registers.  Normally,
+	 * these registers will be set to a default threshold that may be
+	 * adjusted later by the driver's runtime code.  However, if the
+	 * ability to transmit pause frames in not enabled, then these
+	 * registers will be set to 0.
+	 */
+	if (!(hw->fc & E1000_FC_TX_PAUSE)) {
+		ew32(FCRTL, 0);
+		ew32(FCRTH, 0);
+	} else {
+		/* We need to set up the Receive Threshold high and low water marks
+		 * as well as (optionally) enabling the transmission of XON frames.
+		 */
+		if (hw->fc_send_xon) {
+			ew32(FCRTL, (hw->fc_low_water | E1000_FCRTL_XONE));
+			ew32(FCRTH, hw->fc_high_water);
+		} else {
+			ew32(FCRTL, hw->fc_low_water);
+			ew32(FCRTH, hw->fc_high_water);
+		}
+	}
+	return ret_val;
 }
 
-/******************************************************************************
- * Sets up link for a fiber based or serdes based adapter
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_setup_fiber_serdes_link - prepare fiber or serdes link
+ * @hw: Struct containing variables accessed by shared code
  *
  * Manipulates Physical Coding Sublayer functions in order to configure
  * link. Assumes the hardware has been previously reset and the transmitter
  * and receiver are not enabled.
- *****************************************************************************/
+ */
 static s32 e1000_setup_fiber_serdes_link(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    u32 status;
-    u32 txcw = 0;
-    u32 i;
-    u32 signal = 0;
-    s32 ret_val;
-
-    DEBUGFUNC("e1000_setup_fiber_serdes_link");
-
-    /* On 82571 and 82572 Fiber connections, SerDes loopback mode persists
-     * until explicitly turned off or a power cycle is performed.  A read to
-     * the register does not indicate its status.  Therefore, we ensure
-     * loopback mode is disabled during initialization.
-     */
-    if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572)
-        ew32(SCTL, E1000_DISABLE_SERDES_LOOPBACK);
-
-    /* On adapters with a MAC newer than 82544, SWDP 1 will be
-     * set when the optics detect a signal. On older adapters, it will be
-     * cleared when there is a signal.  This applies to fiber media only.
-     * If we're on serdes media, adjust the output amplitude to value
-     * set in the EEPROM.
-     */
-    ctrl = er32(CTRL);
-    if (hw->media_type == e1000_media_type_fiber)
-        signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
-
-    ret_val = e1000_adjust_serdes_amplitude(hw);
-    if (ret_val)
-        return ret_val;
-
-    /* Take the link out of reset */
-    ctrl &= ~(E1000_CTRL_LRST);
-
-    /* Adjust VCO speed to improve BER performance */
-    ret_val = e1000_set_vco_speed(hw);
-    if (ret_val)
-        return ret_val;
-
-    e1000_config_collision_dist(hw);
-
-    /* Check for a software override of the flow control settings, and setup
-     * the device accordingly.  If auto-negotiation is enabled, then software
-     * will have to set the "PAUSE" bits to the correct value in the Tranmsit
-     * Config Word Register (TXCW) and re-start auto-negotiation.  However, if
-     * auto-negotiation is disabled, then software will have to manually
-     * configure the two flow control enable bits in the CTRL register.
-     *
-     * The possible values of the "fc" parameter are:
-     *      0:  Flow control is completely disabled
-     *      1:  Rx flow control is enabled (we can receive pause frames, but
-     *          not send pause frames).
-     *      2:  Tx flow control is enabled (we can send pause frames but we do
-     *          not support receiving pause frames).
-     *      3:  Both Rx and TX flow control (symmetric) are enabled.
-     */
-    switch (hw->fc) {
-    case E1000_FC_NONE:
-        /* Flow control is completely disabled by a software over-ride. */
-        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
-        break;
-    case E1000_FC_RX_PAUSE:
-        /* RX Flow control is enabled and TX Flow control is disabled by a
-         * software over-ride. Since there really isn't a way to advertise
-         * that we are capable of RX Pause ONLY, we will advertise that we
-         * support both symmetric and asymmetric RX PAUSE. Later, we will
-         *  disable the adapter's ability to send PAUSE frames.
-         */
-        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
-        break;
-    case E1000_FC_TX_PAUSE:
-        /* TX Flow control is enabled, and RX Flow control is disabled, by a
-         * software over-ride.
-         */
-        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR);
-        break;
-    case E1000_FC_FULL:
-        /* Flow control (both RX and TX) is enabled by a software over-ride. */
-        txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
-        break;
-    default:
-        DEBUGOUT("Flow control param set incorrectly\n");
-        return -E1000_ERR_CONFIG;
-        break;
-    }
-
-    /* Since auto-negotiation is enabled, take the link out of reset (the link
-     * will be in reset, because we previously reset the chip). This will
-     * restart auto-negotiation.  If auto-neogtiation is successful then the
-     * link-up status bit will be set and the flow control enable bits (RFCE
-     * and TFCE) will be set according to their negotiated value.
-     */
-    DEBUGOUT("Auto-negotiation enabled\n");
-
-    ew32(TXCW, txcw);
-    ew32(CTRL, ctrl);
-    E1000_WRITE_FLUSH();
-
-    hw->txcw = txcw;
-    msleep(1);
-
-    /* If we have a signal (the cable is plugged in) then poll for a "Link-Up"
-     * indication in the Device Status Register.  Time-out if a link isn't
-     * seen in 500 milliseconds seconds (Auto-negotiation should complete in
-     * less than 500 milliseconds even if the other end is doing it in SW).
-     * For internal serdes, we just assume a signal is present, then poll.
-     */
-    if (hw->media_type == e1000_media_type_internal_serdes ||
-       (er32(CTRL) & E1000_CTRL_SWDPIN1) == signal) {
-        DEBUGOUT("Looking for Link\n");
-        for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) {
-            msleep(10);
-            status = er32(STATUS);
-            if (status & E1000_STATUS_LU) break;
-        }
-        if (i == (LINK_UP_TIMEOUT / 10)) {
-            DEBUGOUT("Never got a valid link from auto-neg!!!\n");
-            hw->autoneg_failed = 1;
-            /* AutoNeg failed to achieve a link, so we'll call
-             * e1000_check_for_link. This routine will force the link up if
-             * we detect a signal. This will allow us to communicate with
-             * non-autonegotiating link partners.
-             */
-            ret_val = e1000_check_for_link(hw);
-            if (ret_val) {
-                DEBUGOUT("Error while checking for link\n");
-                return ret_val;
-            }
-            hw->autoneg_failed = 0;
-        } else {
-            hw->autoneg_failed = 0;
-            DEBUGOUT("Valid Link Found\n");
-        }
-    } else {
-        DEBUGOUT("No Signal Detected\n");
-    }
-    return E1000_SUCCESS;
+	u32 ctrl;
+	u32 status;
+	u32 txcw = 0;
+	u32 i;
+	u32 signal = 0;
+	s32 ret_val;
+
+	DEBUGFUNC("e1000_setup_fiber_serdes_link");
+
+	/* On adapters with a MAC newer than 82544, SWDP 1 will be
+	 * set when the optics detect a signal. On older adapters, it will be
+	 * cleared when there is a signal.  This applies to fiber media only.
+	 * If we're on serdes media, adjust the output amplitude to value
+	 * set in the EEPROM.
+	 */
+	ctrl = er32(CTRL);
+	if (hw->media_type == e1000_media_type_fiber)
+		signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
+
+	ret_val = e1000_adjust_serdes_amplitude(hw);
+	if (ret_val)
+		return ret_val;
+
+	/* Take the link out of reset */
+	ctrl &= ~(E1000_CTRL_LRST);
+
+	/* Adjust VCO speed to improve BER performance */
+	ret_val = e1000_set_vco_speed(hw);
+	if (ret_val)
+		return ret_val;
+
+	e1000_config_collision_dist(hw);
+
+	/* Check for a software override of the flow control settings, and setup
+	 * the device accordingly.  If auto-negotiation is enabled, then software
+	 * will have to set the "PAUSE" bits to the correct value in the Tranmsit
+	 * Config Word Register (TXCW) and re-start auto-negotiation.  However, if
+	 * auto-negotiation is disabled, then software will have to manually
+	 * configure the two flow control enable bits in the CTRL register.
+	 *
+	 * The possible values of the "fc" parameter are:
+	 *      0:  Flow control is completely disabled
+	 *      1:  Rx flow control is enabled (we can receive pause frames, but
+	 *          not send pause frames).
+	 *      2:  Tx flow control is enabled (we can send pause frames but we do
+	 *          not support receiving pause frames).
+	 *      3:  Both Rx and TX flow control (symmetric) are enabled.
+	 */
+	switch (hw->fc) {
+	case E1000_FC_NONE:
+		/* Flow control is completely disabled by a software over-ride. */
+		txcw = (E1000_TXCW_ANE | E1000_TXCW_FD);
+		break;
+	case E1000_FC_RX_PAUSE:
+		/* RX Flow control is enabled and TX Flow control is disabled by a
+		 * software over-ride. Since there really isn't a way to advertise
+		 * that we are capable of RX Pause ONLY, we will advertise that we
+		 * support both symmetric and asymmetric RX PAUSE. Later, we will
+		 *  disable the adapter's ability to send PAUSE frames.
+		 */
+		txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
+		break;
+	case E1000_FC_TX_PAUSE:
+		/* TX Flow control is enabled, and RX Flow control is disabled, by a
+		 * software over-ride.
+		 */
+		txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_ASM_DIR);
+		break;
+	case E1000_FC_FULL:
+		/* Flow control (both RX and TX) is enabled by a software over-ride. */
+		txcw = (E1000_TXCW_ANE | E1000_TXCW_FD | E1000_TXCW_PAUSE_MASK);
+		break;
+	default:
+		DEBUGOUT("Flow control param set incorrectly\n");
+		return -E1000_ERR_CONFIG;
+		break;
+	}
+
+	/* Since auto-negotiation is enabled, take the link out of reset (the link
+	 * will be in reset, because we previously reset the chip). This will
+	 * restart auto-negotiation.  If auto-negotiation is successful then the
+	 * link-up status bit will be set and the flow control enable bits (RFCE
+	 * and TFCE) will be set according to their negotiated value.
+	 */
+	DEBUGOUT("Auto-negotiation enabled\n");
+
+	ew32(TXCW, txcw);
+	ew32(CTRL, ctrl);
+	E1000_WRITE_FLUSH();
+
+	hw->txcw = txcw;
+	msleep(1);
+
+	/* If we have a signal (the cable is plugged in) then poll for a "Link-Up"
+	 * indication in the Device Status Register.  Time-out if a link isn't
+	 * seen in 500 milliseconds seconds (Auto-negotiation should complete in
+	 * less than 500 milliseconds even if the other end is doing it in SW).
+	 * For internal serdes, we just assume a signal is present, then poll.
+	 */
+	if (hw->media_type == e1000_media_type_internal_serdes ||
+	    (er32(CTRL) & E1000_CTRL_SWDPIN1) == signal) {
+		DEBUGOUT("Looking for Link\n");
+		for (i = 0; i < (LINK_UP_TIMEOUT / 10); i++) {
+			msleep(10);
+			status = er32(STATUS);
+			if (status & E1000_STATUS_LU)
+				break;
+		}
+		if (i == (LINK_UP_TIMEOUT / 10)) {
+			DEBUGOUT("Never got a valid link from auto-neg!!!\n");
+			hw->autoneg_failed = 1;
+			/* AutoNeg failed to achieve a link, so we'll call
+			 * e1000_check_for_link. This routine will force the link up if
+			 * we detect a signal. This will allow us to communicate with
+			 * non-autonegotiating link partners.
+			 */
+			ret_val = e1000_check_for_link(hw);
+			if (ret_val) {
+				DEBUGOUT("Error while checking for link\n");
+				return ret_val;
+			}
+			hw->autoneg_failed = 0;
+		} else {
+			hw->autoneg_failed = 0;
+			DEBUGOUT("Valid Link Found\n");
+		}
+	} else {
+		DEBUGOUT("No Signal Detected\n");
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Make sure we have a valid PHY and change PHY mode before link setup.
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_copper_link_preconfig - early configuration for copper
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Make sure we have a valid PHY and change PHY mode before link setup.
+ */
 static s32 e1000_copper_link_preconfig(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_copper_link_preconfig");
-
-    ctrl = er32(CTRL);
-    /* With 82543, we need to force speed and duplex on the MAC equal to what
-     * the PHY speed and duplex configuration is. In addition, we need to
-     * perform a hardware reset on the PHY to take it out of reset.
-     */
-    if (hw->mac_type > e1000_82543) {
-        ctrl |= E1000_CTRL_SLU;
-        ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
-        ew32(CTRL, ctrl);
-    } else {
-        ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU);
-        ew32(CTRL, ctrl);
-        ret_val = e1000_phy_hw_reset(hw);
-        if (ret_val)
-            return ret_val;
-    }
-
-    /* Make sure we have a valid PHY */
-    ret_val = e1000_detect_gig_phy(hw);
-    if (ret_val) {
-        DEBUGOUT("Error, did not detect valid phy.\n");
-        return ret_val;
-    }
-    DEBUGOUT1("Phy ID = %x \n", hw->phy_id);
-
-    /* Set PHY to class A mode (if necessary) */
-    ret_val = e1000_set_phy_mode(hw);
-    if (ret_val)
-        return ret_val;
-
-    if ((hw->mac_type == e1000_82545_rev_3) ||
-       (hw->mac_type == e1000_82546_rev_3)) {
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
-        phy_data |= 0x00000008;
-        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
-    }
-
-    if (hw->mac_type <= e1000_82543 ||
-        hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 ||
-        hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2)
-        hw->phy_reset_disable = false;
-
-   return E1000_SUCCESS;
-}
+	u32 ctrl;
+	s32 ret_val;
+	u16 phy_data;
 
+	DEBUGFUNC("e1000_copper_link_preconfig");
 
-/********************************************************************
-* Copper link setup for e1000_phy_igp series.
-*
-* hw - Struct containing variables accessed by shared code
-*********************************************************************/
-static s32 e1000_copper_link_igp_setup(struct e1000_hw *hw)
-{
-    u32 led_ctrl;
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_copper_link_igp_setup");
-
-    if (hw->phy_reset_disable)
-        return E1000_SUCCESS;
-
-    ret_val = e1000_phy_reset(hw);
-    if (ret_val) {
-        DEBUGOUT("Error Resetting the PHY\n");
-        return ret_val;
-    }
-
-    /* Wait 15ms for MAC to configure PHY from eeprom settings */
-    msleep(15);
-    if (hw->mac_type != e1000_ich8lan) {
-    /* Configure activity LED after PHY reset */
-    led_ctrl = er32(LEDCTL);
-    led_ctrl &= IGP_ACTIVITY_LED_MASK;
-    led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
-    ew32(LEDCTL, led_ctrl);
-    }
-
-    /* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */
-    if (hw->phy_type == e1000_phy_igp) {
-        /* disable lplu d3 during driver init */
-        ret_val = e1000_set_d3_lplu_state(hw, false);
-        if (ret_val) {
-            DEBUGOUT("Error Disabling LPLU D3\n");
-            return ret_val;
-        }
-    }
-
-    /* disable lplu d0 during driver init */
-    ret_val = e1000_set_d0_lplu_state(hw, false);
-    if (ret_val) {
-        DEBUGOUT("Error Disabling LPLU D0\n");
-        return ret_val;
-    }
-    /* Configure mdi-mdix settings */
-    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
-        hw->dsp_config_state = e1000_dsp_config_disabled;
-        /* Force MDI for earlier revs of the IGP PHY */
-        phy_data &= ~(IGP01E1000_PSCR_AUTO_MDIX | IGP01E1000_PSCR_FORCE_MDI_MDIX);
-        hw->mdix = 1;
-
-    } else {
-        hw->dsp_config_state = e1000_dsp_config_enabled;
-        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
-
-        switch (hw->mdix) {
-        case 1:
-            phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
-            break;
-        case 2:
-            phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
-            break;
-        case 0:
-        default:
-            phy_data |= IGP01E1000_PSCR_AUTO_MDIX;
-            break;
-        }
-    }
-    ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
-    if (ret_val)
-        return ret_val;
-
-    /* set auto-master slave resolution settings */
-    if (hw->autoneg) {
-        e1000_ms_type phy_ms_setting = hw->master_slave;
-
-        if (hw->ffe_config_state == e1000_ffe_config_active)
-            hw->ffe_config_state = e1000_ffe_config_enabled;
-
-        if (hw->dsp_config_state == e1000_dsp_config_activated)
-            hw->dsp_config_state = e1000_dsp_config_enabled;
-
-        /* when autonegotiation advertisment is only 1000Mbps then we
-          * should disable SmartSpeed and enable Auto MasterSlave
-          * resolution as hardware default. */
-        if (hw->autoneg_advertised == ADVERTISE_1000_FULL) {
-            /* Disable SmartSpeed */
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-            /* Set auto Master/Slave resolution process */
-            ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
-            if (ret_val)
-                return ret_val;
-            phy_data &= ~CR_1000T_MS_ENABLE;
-            ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
-            if (ret_val)
-                return ret_val;
-        }
-
-        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* load defaults for future use */
-        hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ?
-                                        ((phy_data & CR_1000T_MS_VALUE) ?
-                                         e1000_ms_force_master :
-                                         e1000_ms_force_slave) :
-                                         e1000_ms_auto;
-
-        switch (phy_ms_setting) {
-        case e1000_ms_force_master:
-            phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
-            break;
-        case e1000_ms_force_slave:
-            phy_data |= CR_1000T_MS_ENABLE;
-            phy_data &= ~(CR_1000T_MS_VALUE);
-            break;
-        case e1000_ms_auto:
-            phy_data &= ~CR_1000T_MS_ENABLE;
-            default:
-            break;
-        }
-        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    return E1000_SUCCESS;
+	ctrl = er32(CTRL);
+	/* With 82543, we need to force speed and duplex on the MAC equal to what
+	 * the PHY speed and duplex configuration is. In addition, we need to
+	 * perform a hardware reset on the PHY to take it out of reset.
+	 */
+	if (hw->mac_type > e1000_82543) {
+		ctrl |= E1000_CTRL_SLU;
+		ctrl &= ~(E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
+		ew32(CTRL, ctrl);
+	} else {
+		ctrl |=
+		    (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX | E1000_CTRL_SLU);
+		ew32(CTRL, ctrl);
+		ret_val = e1000_phy_hw_reset(hw);
+		if (ret_val)
+			return ret_val;
+	}
+
+	/* Make sure we have a valid PHY */
+	ret_val = e1000_detect_gig_phy(hw);
+	if (ret_val) {
+		DEBUGOUT("Error, did not detect valid phy.\n");
+		return ret_val;
+	}
+	DEBUGOUT1("Phy ID = %x \n", hw->phy_id);
+
+	/* Set PHY to class A mode (if necessary) */
+	ret_val = e1000_set_phy_mode(hw);
+	if (ret_val)
+		return ret_val;
+
+	if ((hw->mac_type == e1000_82545_rev_3) ||
+	    (hw->mac_type == e1000_82546_rev_3)) {
+		ret_val =
+		    e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+		phy_data |= 0x00000008;
+		ret_val =
+		    e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
+	}
+
+	if (hw->mac_type <= e1000_82543 ||
+	    hw->mac_type == e1000_82541 || hw->mac_type == e1000_82547 ||
+	    hw->mac_type == e1000_82541_rev_2
+	    || hw->mac_type == e1000_82547_rev_2)
+		hw->phy_reset_disable = false;
+
+	return E1000_SUCCESS;
 }
 
-/********************************************************************
-* Copper link setup for e1000_phy_gg82563 series.
-*
-* hw - Struct containing variables accessed by shared code
-*********************************************************************/
-static s32 e1000_copper_link_ggp_setup(struct e1000_hw *hw)
+/**
+ * e1000_copper_link_igp_setup - Copper link setup for e1000_phy_igp series.
+ * @hw: Struct containing variables accessed by shared code
+ */
+static s32 e1000_copper_link_igp_setup(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 phy_data;
-    u32 reg_data;
-
-    DEBUGFUNC("e1000_copper_link_ggp_setup");
-
-    if (!hw->phy_reset_disable) {
-
-        /* Enable CRS on TX for half-duplex operation. */
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
-        /* Use 25MHz for both link down and 1000BASE-T for Tx clock */
-        phy_data |= GG82563_MSCR_TX_CLK_1000MBPS_25MHZ;
-
-        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL,
-                                      phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* Options:
-         *   MDI/MDI-X = 0 (default)
-         *   0 - Auto for all speeds
-         *   1 - MDI mode
-         *   2 - MDI-X mode
-         *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
-         */
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~GG82563_PSCR_CROSSOVER_MODE_MASK;
-
-        switch (hw->mdix) {
-        case 1:
-            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDI;
-            break;
-        case 2:
-            phy_data |= GG82563_PSCR_CROSSOVER_MODE_MDIX;
-            break;
-        case 0:
-        default:
-            phy_data |= GG82563_PSCR_CROSSOVER_MODE_AUTO;
-            break;
-        }
-
-        /* Options:
-         *   disable_polarity_correction = 0 (default)
-         *       Automatic Correction for Reversed Cable Polarity
-         *   0 - Disabled
-         *   1 - Enabled
-         */
-        phy_data &= ~GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
-        if (hw->disable_polarity_correction == 1)
-            phy_data |= GG82563_PSCR_POLARITY_REVERSAL_DISABLE;
-        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL, phy_data);
-
-        if (ret_val)
-            return ret_val;
-
-        /* SW Reset the PHY so all changes take effect */
-        ret_val = e1000_phy_reset(hw);
-        if (ret_val) {
-            DEBUGOUT("Error Resetting the PHY\n");
-            return ret_val;
-        }
-    } /* phy_reset_disable */
-
-    if (hw->mac_type == e1000_80003es2lan) {
-        /* Bypass RX and TX FIFO's */
-        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_FIFO_CTRL,
-                                       E1000_KUMCTRLSTA_FIFO_CTRL_RX_BYPASS |
-                                       E1000_KUMCTRLSTA_FIFO_CTRL_TX_BYPASS);
-        if (ret_val)
-            return ret_val;
-
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~GG82563_PSCR2_REVERSE_AUTO_NEG;
-        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_SPEC_CTRL_2, phy_data);
-
-        if (ret_val)
-            return ret_val;
-
-        reg_data = er32(CTRL_EXT);
-        reg_data &= ~(E1000_CTRL_EXT_LINK_MODE_MASK);
-        ew32(CTRL_EXT, reg_data);
-
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
-                                          &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* Do not init these registers when the HW is in IAMT mode, since the
-         * firmware will have already initialized them.  We only initialize
-         * them if the HW is not in IAMT mode.
-         */
-        if (!e1000_check_mng_mode(hw)) {
-            /* Enable Electrical Idle on the PHY */
-            phy_data |= GG82563_PMCR_ENABLE_ELECTRICAL_IDLE;
-            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_PWR_MGMT_CTRL,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-
-            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
-            ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL,
-                                          phy_data);
-
-            if (ret_val)
-                return ret_val;
-        }
-
-        /* Workaround: Disable padding in Kumeran interface in the MAC
-         * and in the PHY to avoid CRC errors.
-         */
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-        phy_data |= GG82563_ICR_DIS_PADDING;
-        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_INBAND_CTRL,
-                                      phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    return E1000_SUCCESS;
+	u32 led_ctrl;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_copper_link_igp_setup");
+
+	if (hw->phy_reset_disable)
+		return E1000_SUCCESS;
+
+	ret_val = e1000_phy_reset(hw);
+	if (ret_val) {
+		DEBUGOUT("Error Resetting the PHY\n");
+		return ret_val;
+	}
+
+	/* Wait 15ms for MAC to configure PHY from eeprom settings */
+	msleep(15);
+	/* Configure activity LED after PHY reset */
+	led_ctrl = er32(LEDCTL);
+	led_ctrl &= IGP_ACTIVITY_LED_MASK;
+	led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
+	ew32(LEDCTL, led_ctrl);
+
+	/* The NVM settings will configure LPLU in D3 for IGP2 and IGP3 PHYs */
+	if (hw->phy_type == e1000_phy_igp) {
+		/* disable lplu d3 during driver init */
+		ret_val = e1000_set_d3_lplu_state(hw, false);
+		if (ret_val) {
+			DEBUGOUT("Error Disabling LPLU D3\n");
+			return ret_val;
+		}
+	}
+
+	/* Configure mdi-mdix settings */
+	ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
+		hw->dsp_config_state = e1000_dsp_config_disabled;
+		/* Force MDI for earlier revs of the IGP PHY */
+		phy_data &=
+		    ~(IGP01E1000_PSCR_AUTO_MDIX |
+		      IGP01E1000_PSCR_FORCE_MDI_MDIX);
+		hw->mdix = 1;
+
+	} else {
+		hw->dsp_config_state = e1000_dsp_config_enabled;
+		phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
+
+		switch (hw->mdix) {
+		case 1:
+			phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
+			break;
+		case 2:
+			phy_data |= IGP01E1000_PSCR_FORCE_MDI_MDIX;
+			break;
+		case 0:
+		default:
+			phy_data |= IGP01E1000_PSCR_AUTO_MDIX;
+			break;
+		}
+	}
+	ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
+	if (ret_val)
+		return ret_val;
+
+	/* set auto-master slave resolution settings */
+	if (hw->autoneg) {
+		e1000_ms_type phy_ms_setting = hw->master_slave;
+
+		if (hw->ffe_config_state == e1000_ffe_config_active)
+			hw->ffe_config_state = e1000_ffe_config_enabled;
+
+		if (hw->dsp_config_state == e1000_dsp_config_activated)
+			hw->dsp_config_state = e1000_dsp_config_enabled;
+
+		/* when autonegotiation advertisement is only 1000Mbps then we
+		 * should disable SmartSpeed and enable Auto MasterSlave
+		 * resolution as hardware default. */
+		if (hw->autoneg_advertised == ADVERTISE_1000_FULL) {
+			/* Disable SmartSpeed */
+			ret_val =
+			    e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+					       &phy_data);
+			if (ret_val)
+				return ret_val;
+			phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+						phy_data);
+			if (ret_val)
+				return ret_val;
+			/* Set auto Master/Slave resolution process */
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
+			if (ret_val)
+				return ret_val;
+			phy_data &= ~CR_1000T_MS_ENABLE;
+			ret_val =
+			    e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
+			if (ret_val)
+				return ret_val;
+		}
+
+		ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		/* load defaults for future use */
+		hw->original_master_slave = (phy_data & CR_1000T_MS_ENABLE) ?
+		    ((phy_data & CR_1000T_MS_VALUE) ?
+		     e1000_ms_force_master :
+		     e1000_ms_force_slave) : e1000_ms_auto;
+
+		switch (phy_ms_setting) {
+		case e1000_ms_force_master:
+			phy_data |= (CR_1000T_MS_ENABLE | CR_1000T_MS_VALUE);
+			break;
+		case e1000_ms_force_slave:
+			phy_data |= CR_1000T_MS_ENABLE;
+			phy_data &= ~(CR_1000T_MS_VALUE);
+			break;
+		case e1000_ms_auto:
+			phy_data &= ~CR_1000T_MS_ENABLE;
+		default:
+			break;
+		}
+		ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, phy_data);
+		if (ret_val)
+			return ret_val;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/********************************************************************
-* Copper link setup for e1000_phy_m88 series.
-*
-* hw - Struct containing variables accessed by shared code
-*********************************************************************/
+/**
+ * e1000_copper_link_mgp_setup - Copper link setup for e1000_phy_m88 series.
+ * @hw: Struct containing variables accessed by shared code
+ */
 static s32 e1000_copper_link_mgp_setup(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_copper_link_mgp_setup");
-
-    if (hw->phy_reset_disable)
-        return E1000_SUCCESS;
-
-    /* Enable CRS on TX. This must be set for half-duplex operation. */
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
-
-    /* Options:
-     *   MDI/MDI-X = 0 (default)
-     *   0 - Auto for all speeds
-     *   1 - MDI mode
-     *   2 - MDI-X mode
-     *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
-     */
-    phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
-
-    switch (hw->mdix) {
-    case 1:
-        phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
-        break;
-    case 2:
-        phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
-        break;
-    case 3:
-        phy_data |= M88E1000_PSCR_AUTO_X_1000T;
-        break;
-    case 0:
-    default:
-        phy_data |= M88E1000_PSCR_AUTO_X_MODE;
-        break;
-    }
-
-    /* Options:
-     *   disable_polarity_correction = 0 (default)
-     *       Automatic Correction for Reversed Cable Polarity
-     *   0 - Disabled
-     *   1 - Enabled
-     */
-    phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
-    if (hw->disable_polarity_correction == 1)
-        phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
-    if (ret_val)
-        return ret_val;
-
-    if (hw->phy_revision < M88E1011_I_REV_4) {
-        /* Force TX_CLK in the Extended PHY Specific Control Register
-         * to 25MHz clock.
-         */
-        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data |= M88E1000_EPSCR_TX_CLK_25;
-
-        if ((hw->phy_revision == E1000_REVISION_2) &&
-            (hw->phy_id == M88E1111_I_PHY_ID)) {
-            /* Vidalia Phy, set the downshift counter to 5x */
-            phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK);
-            phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
-            ret_val = e1000_write_phy_reg(hw,
-                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
-            if (ret_val)
-                return ret_val;
-        } else {
-            /* Configure Master and Slave downshift values */
-            phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
-                              M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
-            phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
-                             M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
-            ret_val = e1000_write_phy_reg(hw,
-                                        M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
-            if (ret_val)
-               return ret_val;
-        }
-    }
-
-    /* SW Reset the PHY so all changes take effect */
-    ret_val = e1000_phy_reset(hw);
-    if (ret_val) {
-        DEBUGOUT("Error Resetting the PHY\n");
-        return ret_val;
-    }
-
-   return E1000_SUCCESS;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_copper_link_mgp_setup");
+
+	if (hw->phy_reset_disable)
+		return E1000_SUCCESS;
+
+	/* Enable CRS on TX. This must be set for half-duplex operation. */
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
+
+	/* Options:
+	 *   MDI/MDI-X = 0 (default)
+	 *   0 - Auto for all speeds
+	 *   1 - MDI mode
+	 *   2 - MDI-X mode
+	 *   3 - Auto for 1000Base-T only (MDI-X for 10/100Base-T modes)
+	 */
+	phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
+
+	switch (hw->mdix) {
+	case 1:
+		phy_data |= M88E1000_PSCR_MDI_MANUAL_MODE;
+		break;
+	case 2:
+		phy_data |= M88E1000_PSCR_MDIX_MANUAL_MODE;
+		break;
+	case 3:
+		phy_data |= M88E1000_PSCR_AUTO_X_1000T;
+		break;
+	case 0:
+	default:
+		phy_data |= M88E1000_PSCR_AUTO_X_MODE;
+		break;
+	}
+
+	/* Options:
+	 *   disable_polarity_correction = 0 (default)
+	 *       Automatic Correction for Reversed Cable Polarity
+	 *   0 - Disabled
+	 *   1 - Enabled
+	 */
+	phy_data &= ~M88E1000_PSCR_POLARITY_REVERSAL;
+	if (hw->disable_polarity_correction == 1)
+		phy_data |= M88E1000_PSCR_POLARITY_REVERSAL;
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
+	if (ret_val)
+		return ret_val;
+
+	if (hw->phy_revision < M88E1011_I_REV_4) {
+		/* Force TX_CLK in the Extended PHY Specific Control Register
+		 * to 25MHz clock.
+		 */
+		ret_val =
+		    e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
+				       &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_data |= M88E1000_EPSCR_TX_CLK_25;
+
+		if ((hw->phy_revision == E1000_REVISION_2) &&
+		    (hw->phy_id == M88E1111_I_PHY_ID)) {
+			/* Vidalia Phy, set the downshift counter to 5x */
+			phy_data &= ~(M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK);
+			phy_data |= M88EC018_EPSCR_DOWNSHIFT_COUNTER_5X;
+			ret_val = e1000_write_phy_reg(hw,
+						      M88E1000_EXT_PHY_SPEC_CTRL,
+						      phy_data);
+			if (ret_val)
+				return ret_val;
+		} else {
+			/* Configure Master and Slave downshift values */
+			phy_data &= ~(M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK |
+				      M88E1000_EPSCR_SLAVE_DOWNSHIFT_MASK);
+			phy_data |= (M88E1000_EPSCR_MASTER_DOWNSHIFT_1X |
+				     M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X);
+			ret_val = e1000_write_phy_reg(hw,
+						      M88E1000_EXT_PHY_SPEC_CTRL,
+						      phy_data);
+			if (ret_val)
+				return ret_val;
+		}
+	}
+
+	/* SW Reset the PHY so all changes take effect */
+	ret_val = e1000_phy_reset(hw);
+	if (ret_val) {
+		DEBUGOUT("Error Resetting the PHY\n");
+		return ret_val;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/********************************************************************
-* Setup auto-negotiation and flow control advertisements,
-* and then perform auto-negotiation.
-*
-* hw - Struct containing variables accessed by shared code
-*********************************************************************/
+/**
+ * e1000_copper_link_autoneg - setup auto-neg
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Setup auto-negotiation and flow control advertisements,
+ * and then perform auto-negotiation.
+ */
 static s32 e1000_copper_link_autoneg(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_copper_link_autoneg");
-
-    /* Perform some bounds checking on the hw->autoneg_advertised
-     * parameter.  If this variable is zero, then set it to the default.
-     */
-    hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT;
-
-    /* If autoneg_advertised is zero, we assume it was not defaulted
-     * by the calling code so we set to advertise full capability.
-     */
-    if (hw->autoneg_advertised == 0)
-        hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
-
-    /* IFE phy only supports 10/100 */
-    if (hw->phy_type == e1000_phy_ife)
-        hw->autoneg_advertised &= AUTONEG_ADVERTISE_10_100_ALL;
-
-    DEBUGOUT("Reconfiguring auto-neg advertisement params\n");
-    ret_val = e1000_phy_setup_autoneg(hw);
-    if (ret_val) {
-        DEBUGOUT("Error Setting up Auto-Negotiation\n");
-        return ret_val;
-    }
-    DEBUGOUT("Restarting Auto-Neg\n");
-
-    /* Restart auto-negotiation by setting the Auto Neg Enable bit and
-     * the Auto Neg Restart bit in the PHY control register.
-     */
-    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
-    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
-    if (ret_val)
-        return ret_val;
-
-    /* Does the user want to wait for Auto-Neg to complete here, or
-     * check at a later time (for example, callback routine).
-     */
-    if (hw->wait_autoneg_complete) {
-        ret_val = e1000_wait_autoneg(hw);
-        if (ret_val) {
-            DEBUGOUT("Error while waiting for autoneg to complete\n");
-            return ret_val;
-        }
-    }
-
-    hw->get_link_status = true;
-
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_copper_link_autoneg");
+
+	/* Perform some bounds checking on the hw->autoneg_advertised
+	 * parameter.  If this variable is zero, then set it to the default.
+	 */
+	hw->autoneg_advertised &= AUTONEG_ADVERTISE_SPEED_DEFAULT;
+
+	/* If autoneg_advertised is zero, we assume it was not defaulted
+	 * by the calling code so we set to advertise full capability.
+	 */
+	if (hw->autoneg_advertised == 0)
+		hw->autoneg_advertised = AUTONEG_ADVERTISE_SPEED_DEFAULT;
+
+	DEBUGOUT("Reconfiguring auto-neg advertisement params\n");
+	ret_val = e1000_phy_setup_autoneg(hw);
+	if (ret_val) {
+		DEBUGOUT("Error Setting up Auto-Negotiation\n");
+		return ret_val;
+	}
+	DEBUGOUT("Restarting Auto-Neg\n");
+
+	/* Restart auto-negotiation by setting the Auto Neg Enable bit and
+	 * the Auto Neg Restart bit in the PHY control register.
+	 */
+	ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	phy_data |= (MII_CR_AUTO_NEG_EN | MII_CR_RESTART_AUTO_NEG);
+	ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
+	if (ret_val)
+		return ret_val;
+
+	/* Does the user want to wait for Auto-Neg to complete here, or
+	 * check at a later time (for example, callback routine).
+	 */
+	if (hw->wait_autoneg_complete) {
+		ret_val = e1000_wait_autoneg(hw);
+		if (ret_val) {
+			DEBUGOUT
+			    ("Error while waiting for autoneg to complete\n");
+			return ret_val;
+		}
+	}
+
+	hw->get_link_status = true;
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Config the MAC and the PHY after link is up.
-*   1) Set up the MAC to the current PHY speed/duplex
-*      if we are on 82543.  If we
-*      are on newer silicon, we only need to configure
-*      collision distance in the Transmit Control Register.
-*   2) Set up flow control on the MAC to that established with
-*      the link partner.
-*   3) Config DSP to improve Gigabit link quality for some PHY revisions.
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_copper_link_postconfig - post link setup
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Config the MAC and the PHY after link is up.
+ *   1) Set up the MAC to the current PHY speed/duplex
+ *      if we are on 82543.  If we
+ *      are on newer silicon, we only need to configure
+ *      collision distance in the Transmit Control Register.
+ *   2) Set up flow control on the MAC to that established with
+ *      the link partner.
+ *   3) Config DSP to improve Gigabit link quality for some PHY revisions.
+ */
 static s32 e1000_copper_link_postconfig(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    DEBUGFUNC("e1000_copper_link_postconfig");
-
-    if (hw->mac_type >= e1000_82544) {
-        e1000_config_collision_dist(hw);
-    } else {
-        ret_val = e1000_config_mac_to_phy(hw);
-        if (ret_val) {
-            DEBUGOUT("Error configuring MAC to PHY settings\n");
-            return ret_val;
-        }
-    }
-    ret_val = e1000_config_fc_after_link_up(hw);
-    if (ret_val) {
-        DEBUGOUT("Error Configuring Flow Control\n");
-        return ret_val;
-    }
-
-    /* Config DSP to improve Giga link quality */
-    if (hw->phy_type == e1000_phy_igp) {
-        ret_val = e1000_config_dsp_after_link_change(hw, true);
-        if (ret_val) {
-            DEBUGOUT("Error Configuring DSP after link up\n");
-            return ret_val;
-        }
-    }
-
-    return E1000_SUCCESS;
+	s32 ret_val;
+	DEBUGFUNC("e1000_copper_link_postconfig");
+
+	if (hw->mac_type >= e1000_82544) {
+		e1000_config_collision_dist(hw);
+	} else {
+		ret_val = e1000_config_mac_to_phy(hw);
+		if (ret_val) {
+			DEBUGOUT("Error configuring MAC to PHY settings\n");
+			return ret_val;
+		}
+	}
+	ret_val = e1000_config_fc_after_link_up(hw);
+	if (ret_val) {
+		DEBUGOUT("Error Configuring Flow Control\n");
+		return ret_val;
+	}
+
+	/* Config DSP to improve Giga link quality */
+	if (hw->phy_type == e1000_phy_igp) {
+		ret_val = e1000_config_dsp_after_link_change(hw, true);
+		if (ret_val) {
+			DEBUGOUT("Error Configuring DSP after link up\n");
+			return ret_val;
+		}
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Detects which PHY is present and setup the speed and duplex
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_setup_copper_link - phy/speed/duplex setting
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Detects which PHY is present and sets up the speed and duplex
+ */
 static s32 e1000_setup_copper_link(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 i;
-    u16 phy_data;
-    u16 reg_data = 0;
-
-    DEBUGFUNC("e1000_setup_copper_link");
-
-    switch (hw->mac_type) {
-    case e1000_80003es2lan:
-    case e1000_ich8lan:
-        /* Set the mac to wait the maximum time between each
-         * iteration and increase the max iterations when
-         * polling the phy; this fixes erroneous timeouts at 10Mbps. */
-        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 4), 0xFFFF);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_read_kmrn_reg(hw, GG82563_REG(0x34, 9), &reg_data);
-        if (ret_val)
-            return ret_val;
-        reg_data |= 0x3F;
-        ret_val = e1000_write_kmrn_reg(hw, GG82563_REG(0x34, 9), reg_data);
-        if (ret_val)
-            return ret_val;
-    default:
-        break;
-    }
-
-    /* Check if it is a valid PHY and set PHY mode if necessary. */
-    ret_val = e1000_copper_link_preconfig(hw);
-    if (ret_val)
-        return ret_val;
-
-    switch (hw->mac_type) {
-    case e1000_80003es2lan:
-        /* Kumeran registers are written-only */
-        reg_data = E1000_KUMCTRLSTA_INB_CTRL_LINK_STATUS_TX_TIMEOUT_DEFAULT;
-        reg_data |= E1000_KUMCTRLSTA_INB_CTRL_DIS_PADDING;
-        ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_INB_CTRL,
-                                       reg_data);
-        if (ret_val)
-            return ret_val;
-        break;
-    default:
-        break;
-    }
-
-    if (hw->phy_type == e1000_phy_igp ||
-        hw->phy_type == e1000_phy_igp_3 ||
-        hw->phy_type == e1000_phy_igp_2) {
-        ret_val = e1000_copper_link_igp_setup(hw);
-        if (ret_val)
-            return ret_val;
-    } else if (hw->phy_type == e1000_phy_m88) {
-        ret_val = e1000_copper_link_mgp_setup(hw);
-        if (ret_val)
-            return ret_val;
-    } else if (hw->phy_type == e1000_phy_gg82563) {
-        ret_val = e1000_copper_link_ggp_setup(hw);
-        if (ret_val)
-            return ret_val;
-    }
-
-    if (hw->autoneg) {
-        /* Setup autoneg and flow control advertisement
-          * and perform autonegotiation */
-        ret_val = e1000_copper_link_autoneg(hw);
-        if (ret_val)
-            return ret_val;
-    } else {
-        /* PHY will be set to 10H, 10F, 100H,or 100F
-          * depending on value from forced_speed_duplex. */
-        DEBUGOUT("Forcing speed and duplex\n");
-        ret_val = e1000_phy_force_speed_duplex(hw);
-        if (ret_val) {
-            DEBUGOUT("Error Forcing Speed and Duplex\n");
-            return ret_val;
-        }
-    }
-
-    /* Check link status. Wait up to 100 microseconds for link to become
-     * valid.
-     */
-    for (i = 0; i < 10; i++) {
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        if (phy_data & MII_SR_LINK_STATUS) {
-            /* Config the MAC and PHY after link is up */
-            ret_val = e1000_copper_link_postconfig(hw);
-            if (ret_val)
-                return ret_val;
-
-            DEBUGOUT("Valid link established!!!\n");
-            return E1000_SUCCESS;
-        }
-        udelay(10);
-    }
-
-    DEBUGOUT("Unable to establish link!!!\n");
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 i;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_setup_copper_link");
+
+	/* Check if it is a valid PHY and set PHY mode if necessary. */
+	ret_val = e1000_copper_link_preconfig(hw);
+	if (ret_val)
+		return ret_val;
+
+	if (hw->phy_type == e1000_phy_igp) {
+		ret_val = e1000_copper_link_igp_setup(hw);
+		if (ret_val)
+			return ret_val;
+	} else if (hw->phy_type == e1000_phy_m88) {
+		ret_val = e1000_copper_link_mgp_setup(hw);
+		if (ret_val)
+			return ret_val;
+	}
+
+	if (hw->autoneg) {
+		/* Setup autoneg and flow control advertisement
+		 * and perform autonegotiation */
+		ret_val = e1000_copper_link_autoneg(hw);
+		if (ret_val)
+			return ret_val;
+	} else {
+		/* PHY will be set to 10H, 10F, 100H,or 100F
+		 * depending on value from forced_speed_duplex. */
+		DEBUGOUT("Forcing speed and duplex\n");
+		ret_val = e1000_phy_force_speed_duplex(hw);
+		if (ret_val) {
+			DEBUGOUT("Error Forcing Speed and Duplex\n");
+			return ret_val;
+		}
+	}
+
+	/* Check link status. Wait up to 100 microseconds for link to become
+	 * valid.
+	 */
+	for (i = 0; i < 10; i++) {
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		if (phy_data & MII_SR_LINK_STATUS) {
+			/* Config the MAC and PHY after link is up */
+			ret_val = e1000_copper_link_postconfig(hw);
+			if (ret_val)
+				return ret_val;
+
+			DEBUGOUT("Valid link established!!!\n");
+			return E1000_SUCCESS;
+		}
+		udelay(10);
+	}
+
+	DEBUGOUT("Unable to establish link!!!\n");
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Configure the MAC-to-PHY interface for 10/100Mbps
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
-static s32 e1000_configure_kmrn_for_10_100(struct e1000_hw *hw, u16 duplex)
+/**
+ * e1000_phy_setup_autoneg - phy settings
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Configures PHY autoneg and flow control advertisement settings
+ */
+s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
 {
-    s32 ret_val = E1000_SUCCESS;
-    u32 tipg;
-    u16 reg_data;
+	s32 ret_val;
+	u16 mii_autoneg_adv_reg;
+	u16 mii_1000t_ctrl_reg;
 
-    DEBUGFUNC("e1000_configure_kmrn_for_10_100");
+	DEBUGFUNC("e1000_phy_setup_autoneg");
 
-    reg_data = E1000_KUMCTRLSTA_HD_CTRL_10_100_DEFAULT;
-    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
-                                   reg_data);
-    if (ret_val)
-        return ret_val;
+	/* Read the MII Auto-Neg Advertisement Register (Address 4). */
+	ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
+	if (ret_val)
+		return ret_val;
 
-    /* Configure Transmit Inter-Packet Gap */
-    tipg = er32(TIPG);
-    tipg &= ~E1000_TIPG_IPGT_MASK;
-    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_10_100;
-    ew32(TIPG, tipg);
+	/* Read the MII 1000Base-T Control Register (Address 9). */
+	ret_val =
+	    e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
+	if (ret_val)
+		return ret_val;
 
-    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
+	/* Need to parse both autoneg_advertised and fc and set up
+	 * the appropriate PHY registers.  First we will parse for
+	 * autoneg_advertised software override.  Since we can advertise
+	 * a plethora of combinations, we need to check each bit
+	 * individually.
+	 */
 
-    if (ret_val)
-        return ret_val;
+	/* First we clear all the 10/100 mb speed bits in the Auto-Neg
+	 * Advertisement Register (Address 4) and the 1000 mb speed bits in
+	 * the  1000Base-T Control Register (Address 9).
+	 */
+	mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
+	mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
 
-    if (duplex == HALF_DUPLEX)
-        reg_data |= GG82563_KMCR_PASS_FALSE_CARRIER;
-    else
-        reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
+	DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised);
 
-    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
+	/* Do we want to advertise 10 Mb Half Duplex? */
+	if (hw->autoneg_advertised & ADVERTISE_10_HALF) {
+		DEBUGOUT("Advertise 10mb Half duplex\n");
+		mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
+	}
 
-    return ret_val;
-}
+	/* Do we want to advertise 10 Mb Full Duplex? */
+	if (hw->autoneg_advertised & ADVERTISE_10_FULL) {
+		DEBUGOUT("Advertise 10mb Full duplex\n");
+		mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
+	}
 
-static s32 e1000_configure_kmrn_for_1000(struct e1000_hw *hw)
-{
-    s32 ret_val = E1000_SUCCESS;
-    u16 reg_data;
-    u32 tipg;
+	/* Do we want to advertise 100 Mb Half Duplex? */
+	if (hw->autoneg_advertised & ADVERTISE_100_HALF) {
+		DEBUGOUT("Advertise 100mb Half duplex\n");
+		mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
+	}
 
-    DEBUGFUNC("e1000_configure_kmrn_for_1000");
+	/* Do we want to advertise 100 Mb Full Duplex? */
+	if (hw->autoneg_advertised & ADVERTISE_100_FULL) {
+		DEBUGOUT("Advertise 100mb Full duplex\n");
+		mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
+	}
 
-    reg_data = E1000_KUMCTRLSTA_HD_CTRL_1000_DEFAULT;
-    ret_val = e1000_write_kmrn_reg(hw, E1000_KUMCTRLSTA_OFFSET_HD_CTRL,
-                                   reg_data);
-    if (ret_val)
-        return ret_val;
+	/* We do not allow the Phy to advertise 1000 Mb Half Duplex */
+	if (hw->autoneg_advertised & ADVERTISE_1000_HALF) {
+		DEBUGOUT
+		    ("Advertise 1000mb Half duplex requested, request denied!\n");
+	}
 
-    /* Configure Transmit Inter-Packet Gap */
-    tipg = er32(TIPG);
-    tipg &= ~E1000_TIPG_IPGT_MASK;
-    tipg |= DEFAULT_80003ES2LAN_TIPG_IPGT_1000;
-    ew32(TIPG, tipg);
+	/* Do we want to advertise 1000 Mb Full Duplex? */
+	if (hw->autoneg_advertised & ADVERTISE_1000_FULL) {
+		DEBUGOUT("Advertise 1000mb Full duplex\n");
+		mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
+	}
 
-    ret_val = e1000_read_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, &reg_data);
+	/* Check for a software override of the flow control settings, and
+	 * setup the PHY advertisement registers accordingly.  If
+	 * auto-negotiation is enabled, then software will have to set the
+	 * "PAUSE" bits to the correct value in the Auto-Negotiation
+	 * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation.
+	 *
+	 * The possible values of the "fc" parameter are:
+	 *      0:  Flow control is completely disabled
+	 *      1:  Rx flow control is enabled (we can receive pause frames
+	 *          but not send pause frames).
+	 *      2:  Tx flow control is enabled (we can send pause frames
+	 *          but we do not support receiving pause frames).
+	 *      3:  Both Rx and TX flow control (symmetric) are enabled.
+	 *  other:  No software override.  The flow control configuration
+	 *          in the EEPROM is used.
+	 */
+	switch (hw->fc) {
+	case E1000_FC_NONE:	/* 0 */
+		/* Flow control (RX & TX) is completely disabled by a
+		 * software over-ride.
+		 */
+		mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
+		break;
+	case E1000_FC_RX_PAUSE:	/* 1 */
+		/* RX Flow control is enabled, and TX Flow control is
+		 * disabled, by a software over-ride.
+		 */
+		/* Since there really isn't a way to advertise that we are
+		 * capable of RX Pause ONLY, we will advertise that we
+		 * support both symmetric and asymmetric RX PAUSE.  Later
+		 * (in e1000_config_fc_after_link_up) we will disable the
+		 *hw's ability to send PAUSE frames.
+		 */
+		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
+		break;
+	case E1000_FC_TX_PAUSE:	/* 2 */
+		/* TX Flow control is enabled, and RX Flow control is
+		 * disabled, by a software over-ride.
+		 */
+		mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
+		mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
+		break;
+	case E1000_FC_FULL:	/* 3 */
+		/* Flow control (both RX and TX) is enabled by a software
+		 * over-ride.
+		 */
+		mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
+		break;
+	default:
+		DEBUGOUT("Flow control param set incorrectly\n");
+		return -E1000_ERR_CONFIG;
+	}
 
-    if (ret_val)
-        return ret_val;
+	ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
+	if (ret_val)
+		return ret_val;
 
-    reg_data &= ~GG82563_KMCR_PASS_FALSE_CARRIER;
-    ret_val = e1000_write_phy_reg(hw, GG82563_PHY_KMRN_MODE_CTRL, reg_data);
+	DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
 
-    return ret_val;
-}
+	ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
+	if (ret_val)
+		return ret_val;
 
-/******************************************************************************
-* Configures PHY autoneg and flow control advertisement settings
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
-s32 e1000_phy_setup_autoneg(struct e1000_hw *hw)
-{
-    s32 ret_val;
-    u16 mii_autoneg_adv_reg;
-    u16 mii_1000t_ctrl_reg;
-
-    DEBUGFUNC("e1000_phy_setup_autoneg");
-
-    /* Read the MII Auto-Neg Advertisement Register (Address 4). */
-    ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV, &mii_autoneg_adv_reg);
-    if (ret_val)
-        return ret_val;
-
-    if (hw->phy_type != e1000_phy_ife) {
-        /* Read the MII 1000Base-T Control Register (Address 9). */
-        ret_val = e1000_read_phy_reg(hw, PHY_1000T_CTRL, &mii_1000t_ctrl_reg);
-        if (ret_val)
-            return ret_val;
-    } else
-        mii_1000t_ctrl_reg=0;
-
-    /* Need to parse both autoneg_advertised and fc and set up
-     * the appropriate PHY registers.  First we will parse for
-     * autoneg_advertised software override.  Since we can advertise
-     * a plethora of combinations, we need to check each bit
-     * individually.
-     */
-
-    /* First we clear all the 10/100 mb speed bits in the Auto-Neg
-     * Advertisement Register (Address 4) and the 1000 mb speed bits in
-     * the  1000Base-T Control Register (Address 9).
-     */
-    mii_autoneg_adv_reg &= ~REG4_SPEED_MASK;
-    mii_1000t_ctrl_reg &= ~REG9_SPEED_MASK;
-
-    DEBUGOUT1("autoneg_advertised %x\n", hw->autoneg_advertised);
-
-    /* Do we want to advertise 10 Mb Half Duplex? */
-    if (hw->autoneg_advertised & ADVERTISE_10_HALF) {
-        DEBUGOUT("Advertise 10mb Half duplex\n");
-        mii_autoneg_adv_reg |= NWAY_AR_10T_HD_CAPS;
-    }
-
-    /* Do we want to advertise 10 Mb Full Duplex? */
-    if (hw->autoneg_advertised & ADVERTISE_10_FULL) {
-        DEBUGOUT("Advertise 10mb Full duplex\n");
-        mii_autoneg_adv_reg |= NWAY_AR_10T_FD_CAPS;
-    }
-
-    /* Do we want to advertise 100 Mb Half Duplex? */
-    if (hw->autoneg_advertised & ADVERTISE_100_HALF) {
-        DEBUGOUT("Advertise 100mb Half duplex\n");
-        mii_autoneg_adv_reg |= NWAY_AR_100TX_HD_CAPS;
-    }
-
-    /* Do we want to advertise 100 Mb Full Duplex? */
-    if (hw->autoneg_advertised & ADVERTISE_100_FULL) {
-        DEBUGOUT("Advertise 100mb Full duplex\n");
-        mii_autoneg_adv_reg |= NWAY_AR_100TX_FD_CAPS;
-    }
-
-    /* We do not allow the Phy to advertise 1000 Mb Half Duplex */
-    if (hw->autoneg_advertised & ADVERTISE_1000_HALF) {
-        DEBUGOUT("Advertise 1000mb Half duplex requested, request denied!\n");
-    }
-
-    /* Do we want to advertise 1000 Mb Full Duplex? */
-    if (hw->autoneg_advertised & ADVERTISE_1000_FULL) {
-        DEBUGOUT("Advertise 1000mb Full duplex\n");
-        mii_1000t_ctrl_reg |= CR_1000T_FD_CAPS;
-        if (hw->phy_type == e1000_phy_ife) {
-            DEBUGOUT("e1000_phy_ife is a 10/100 PHY. Gigabit speed is not supported.\n");
-        }
-    }
-
-    /* Check for a software override of the flow control settings, and
-     * setup the PHY advertisement registers accordingly.  If
-     * auto-negotiation is enabled, then software will have to set the
-     * "PAUSE" bits to the correct value in the Auto-Negotiation
-     * Advertisement Register (PHY_AUTONEG_ADV) and re-start auto-negotiation.
-     *
-     * The possible values of the "fc" parameter are:
-     *      0:  Flow control is completely disabled
-     *      1:  Rx flow control is enabled (we can receive pause frames
-     *          but not send pause frames).
-     *      2:  Tx flow control is enabled (we can send pause frames
-     *          but we do not support receiving pause frames).
-     *      3:  Both Rx and TX flow control (symmetric) are enabled.
-     *  other:  No software override.  The flow control configuration
-     *          in the EEPROM is used.
-     */
-    switch (hw->fc) {
-    case E1000_FC_NONE: /* 0 */
-        /* Flow control (RX & TX) is completely disabled by a
-         * software over-ride.
-         */
-        mii_autoneg_adv_reg &= ~(NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
-        break;
-    case E1000_FC_RX_PAUSE: /* 1 */
-        /* RX Flow control is enabled, and TX Flow control is
-         * disabled, by a software over-ride.
-         */
-        /* Since there really isn't a way to advertise that we are
-         * capable of RX Pause ONLY, we will advertise that we
-         * support both symmetric and asymmetric RX PAUSE.  Later
-         * (in e1000_config_fc_after_link_up) we will disable the
-         *hw's ability to send PAUSE frames.
-         */
-        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
-        break;
-    case E1000_FC_TX_PAUSE: /* 2 */
-        /* TX Flow control is enabled, and RX Flow control is
-         * disabled, by a software over-ride.
-         */
-        mii_autoneg_adv_reg |= NWAY_AR_ASM_DIR;
-        mii_autoneg_adv_reg &= ~NWAY_AR_PAUSE;
-        break;
-    case E1000_FC_FULL: /* 3 */
-        /* Flow control (both RX and TX) is enabled by a software
-         * over-ride.
-         */
-        mii_autoneg_adv_reg |= (NWAY_AR_ASM_DIR | NWAY_AR_PAUSE);
-        break;
-    default:
-        DEBUGOUT("Flow control param set incorrectly\n");
-        return -E1000_ERR_CONFIG;
-    }
-
-    ret_val = e1000_write_phy_reg(hw, PHY_AUTONEG_ADV, mii_autoneg_adv_reg);
-    if (ret_val)
-        return ret_val;
-
-    DEBUGOUT1("Auto-Neg Advertising %x\n", mii_autoneg_adv_reg);
-
-    if (hw->phy_type != e1000_phy_ife) {
-        ret_val = e1000_write_phy_reg(hw, PHY_1000T_CTRL, mii_1000t_ctrl_reg);
-        if (ret_val)
-            return ret_val;
-    }
-
-    return E1000_SUCCESS;
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Force PHY speed and duplex settings to hw->forced_speed_duplex
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_phy_force_speed_duplex - force link settings
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Force PHY speed and duplex settings to hw->forced_speed_duplex
+ */
 static s32 e1000_phy_force_speed_duplex(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    s32 ret_val;
-    u16 mii_ctrl_reg;
-    u16 mii_status_reg;
-    u16 phy_data;
-    u16 i;
-
-    DEBUGFUNC("e1000_phy_force_speed_duplex");
-
-    /* Turn off Flow control if we are forcing speed and duplex. */
-    hw->fc = E1000_FC_NONE;
-
-    DEBUGOUT1("hw->fc = %d\n", hw->fc);
-
-    /* Read the Device Control Register. */
-    ctrl = er32(CTRL);
-
-    /* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */
-    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
-    ctrl &= ~(DEVICE_SPEED_MASK);
-
-    /* Clear the Auto Speed Detect Enable bit. */
-    ctrl &= ~E1000_CTRL_ASDE;
-
-    /* Read the MII Control Register. */
-    ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg);
-    if (ret_val)
-        return ret_val;
-
-    /* We need to disable autoneg in order to force link and duplex. */
-
-    mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN;
-
-    /* Are we forcing Full or Half Duplex? */
-    if (hw->forced_speed_duplex == e1000_100_full ||
-        hw->forced_speed_duplex == e1000_10_full) {
-        /* We want to force full duplex so we SET the full duplex bits in the
-         * Device and MII Control Registers.
-         */
-        ctrl |= E1000_CTRL_FD;
-        mii_ctrl_reg |= MII_CR_FULL_DUPLEX;
-        DEBUGOUT("Full Duplex\n");
-    } else {
-        /* We want to force half duplex so we CLEAR the full duplex bits in
-         * the Device and MII Control Registers.
-         */
-        ctrl &= ~E1000_CTRL_FD;
-        mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX;
-        DEBUGOUT("Half Duplex\n");
-    }
-
-    /* Are we forcing 100Mbps??? */
-    if (hw->forced_speed_duplex == e1000_100_full ||
-       hw->forced_speed_duplex == e1000_100_half) {
-        /* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */
-        ctrl |= E1000_CTRL_SPD_100;
-        mii_ctrl_reg |= MII_CR_SPEED_100;
-        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
-        DEBUGOUT("Forcing 100mb ");
-    } else {
-        /* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */
-        ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
-        mii_ctrl_reg |= MII_CR_SPEED_10;
-        mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
-        DEBUGOUT("Forcing 10mb ");
-    }
-
-    e1000_config_collision_dist(hw);
-
-    /* Write the configured values back to the Device Control Reg. */
-    ew32(CTRL, ctrl);
-
-    if ((hw->phy_type == e1000_phy_m88) ||
-        (hw->phy_type == e1000_phy_gg82563)) {
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI
-         * forced whenever speed are duplex are forced.
-         */
-        phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
-        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-
-        DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data);
-
-        /* Need to reset the PHY or these changes will be ignored */
-        mii_ctrl_reg |= MII_CR_RESET;
-
-    /* Disable MDI-X support for 10/100 */
-    } else if (hw->phy_type == e1000_phy_ife) {
-        ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~IFE_PMC_AUTO_MDIX;
-        phy_data &= ~IFE_PMC_FORCE_MDIX;
-
-        ret_val = e1000_write_phy_reg(hw, IFE_PHY_MDIX_CONTROL, phy_data);
-        if (ret_val)
-            return ret_val;
-
-    } else {
-        /* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
-         * forced whenever speed or duplex are forced.
-         */
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
-        phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
-
-        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    /* Write back the modified PHY MII control register. */
-    ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg);
-    if (ret_val)
-        return ret_val;
-
-    udelay(1);
-
-    /* The wait_autoneg_complete flag may be a little misleading here.
-     * Since we are forcing speed and duplex, Auto-Neg is not enabled.
-     * But we do want to delay for a period while forcing only so we
-     * don't generate false No Link messages.  So we will wait here
-     * only if the user has set wait_autoneg_complete to 1, which is
-     * the default.
-     */
-    if (hw->wait_autoneg_complete) {
-        /* We will wait for autoneg to complete. */
-        DEBUGOUT("Waiting for forced speed/duplex link.\n");
-        mii_status_reg = 0;
-
-        /* We will wait for autoneg to complete or 4.5 seconds to expire. */
-        for (i = PHY_FORCE_TIME; i > 0; i--) {
-            /* Read the MII Status Register and wait for Auto-Neg Complete bit
-             * to be set.
-             */
-            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-            if (ret_val)
-                return ret_val;
-
-            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-            if (ret_val)
-                return ret_val;
-
-            if (mii_status_reg & MII_SR_LINK_STATUS) break;
-            msleep(100);
-        }
-        if ((i == 0) &&
-           ((hw->phy_type == e1000_phy_m88) ||
-            (hw->phy_type == e1000_phy_gg82563))) {
-            /* We didn't get link.  Reset the DSP and wait again for link. */
-            ret_val = e1000_phy_reset_dsp(hw);
-            if (ret_val) {
-                DEBUGOUT("Error Resetting PHY DSP\n");
-                return ret_val;
-            }
-        }
-        /* This loop will early-out if the link condition has been met.  */
-        for (i = PHY_FORCE_TIME; i > 0; i--) {
-            if (mii_status_reg & MII_SR_LINK_STATUS) break;
-            msleep(100);
-            /* Read the MII Status Register and wait for Auto-Neg Complete bit
-             * to be set.
-             */
-            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-            if (ret_val)
-                return ret_val;
-
-            ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-            if (ret_val)
-                return ret_val;
-        }
-    }
-
-    if (hw->phy_type == e1000_phy_m88) {
-        /* Because we reset the PHY above, we need to re-force TX_CLK in the
-         * Extended PHY Specific Control Register to 25MHz clock.  This value
-         * defaults back to a 2.5MHz clock when the PHY is reset.
-         */
-        ret_val = e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data |= M88E1000_EPSCR_TX_CLK_25;
-        ret_val = e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* In addition, because of the s/w reset above, we need to enable CRS on
-         * TX.  This must be set for both full and half duplex operation.
-         */
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
-        ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-
-        if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
-            (!hw->autoneg) && (hw->forced_speed_duplex == e1000_10_full ||
-             hw->forced_speed_duplex == e1000_10_half)) {
-            ret_val = e1000_polarity_reversal_workaround(hw);
-            if (ret_val)
-                return ret_val;
-        }
-    } else if (hw->phy_type == e1000_phy_gg82563) {
-        /* The TX_CLK of the Extended PHY Specific Control Register defaults
-         * to 2.5MHz on a reset.  We need to re-force it back to 25MHz, if
-         * we're not in a forced 10/duplex configuration. */
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~GG82563_MSCR_TX_CLK_MASK;
-        if ((hw->forced_speed_duplex == e1000_10_full) ||
-            (hw->forced_speed_duplex == e1000_10_half))
-            phy_data |= GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ;
-        else
-            phy_data |= GG82563_MSCR_TX_CLK_100MBPS_25MHZ;
-
-        /* Also due to the reset, we need to enable CRS on Tx. */
-        phy_data |= GG82563_MSCR_ASSERT_CRS_ON_TX;
-
-        ret_val = e1000_write_phy_reg(hw, GG82563_PHY_MAC_SPEC_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-    return E1000_SUCCESS;
+	u32 ctrl;
+	s32 ret_val;
+	u16 mii_ctrl_reg;
+	u16 mii_status_reg;
+	u16 phy_data;
+	u16 i;
+
+	DEBUGFUNC("e1000_phy_force_speed_duplex");
+
+	/* Turn off Flow control if we are forcing speed and duplex. */
+	hw->fc = E1000_FC_NONE;
+
+	DEBUGOUT1("hw->fc = %d\n", hw->fc);
+
+	/* Read the Device Control Register. */
+	ctrl = er32(CTRL);
+
+	/* Set the bits to Force Speed and Duplex in the Device Ctrl Reg. */
+	ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
+	ctrl &= ~(DEVICE_SPEED_MASK);
+
+	/* Clear the Auto Speed Detect Enable bit. */
+	ctrl &= ~E1000_CTRL_ASDE;
+
+	/* Read the MII Control Register. */
+	ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &mii_ctrl_reg);
+	if (ret_val)
+		return ret_val;
+
+	/* We need to disable autoneg in order to force link and duplex. */
+
+	mii_ctrl_reg &= ~MII_CR_AUTO_NEG_EN;
+
+	/* Are we forcing Full or Half Duplex? */
+	if (hw->forced_speed_duplex == e1000_100_full ||
+	    hw->forced_speed_duplex == e1000_10_full) {
+		/* We want to force full duplex so we SET the full duplex bits in the
+		 * Device and MII Control Registers.
+		 */
+		ctrl |= E1000_CTRL_FD;
+		mii_ctrl_reg |= MII_CR_FULL_DUPLEX;
+		DEBUGOUT("Full Duplex\n");
+	} else {
+		/* We want to force half duplex so we CLEAR the full duplex bits in
+		 * the Device and MII Control Registers.
+		 */
+		ctrl &= ~E1000_CTRL_FD;
+		mii_ctrl_reg &= ~MII_CR_FULL_DUPLEX;
+		DEBUGOUT("Half Duplex\n");
+	}
+
+	/* Are we forcing 100Mbps??? */
+	if (hw->forced_speed_duplex == e1000_100_full ||
+	    hw->forced_speed_duplex == e1000_100_half) {
+		/* Set the 100Mb bit and turn off the 1000Mb and 10Mb bits. */
+		ctrl |= E1000_CTRL_SPD_100;
+		mii_ctrl_reg |= MII_CR_SPEED_100;
+		mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_10);
+		DEBUGOUT("Forcing 100mb ");
+	} else {
+		/* Set the 10Mb bit and turn off the 1000Mb and 100Mb bits. */
+		ctrl &= ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
+		mii_ctrl_reg |= MII_CR_SPEED_10;
+		mii_ctrl_reg &= ~(MII_CR_SPEED_1000 | MII_CR_SPEED_100);
+		DEBUGOUT("Forcing 10mb ");
+	}
+
+	e1000_config_collision_dist(hw);
+
+	/* Write the configured values back to the Device Control Reg. */
+	ew32(CTRL, ctrl);
+
+	if (hw->phy_type == e1000_phy_m88) {
+		ret_val =
+		    e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		/* Clear Auto-Crossover to force MDI manually. M88E1000 requires MDI
+		 * forced whenever speed are duplex are forced.
+		 */
+		phy_data &= ~M88E1000_PSCR_AUTO_X_MODE;
+		ret_val =
+		    e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
+		if (ret_val)
+			return ret_val;
+
+		DEBUGOUT1("M88E1000 PSCR: %x \n", phy_data);
+
+		/* Need to reset the PHY or these changes will be ignored */
+		mii_ctrl_reg |= MII_CR_RESET;
+
+		/* Disable MDI-X support for 10/100 */
+	} else {
+		/* Clear Auto-Crossover to force MDI manually.  IGP requires MDI
+		 * forced whenever speed or duplex are forced.
+		 */
+		ret_val =
+		    e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_data &= ~IGP01E1000_PSCR_AUTO_MDIX;
+		phy_data &= ~IGP01E1000_PSCR_FORCE_MDI_MDIX;
+
+		ret_val =
+		    e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CTRL, phy_data);
+		if (ret_val)
+			return ret_val;
+	}
+
+	/* Write back the modified PHY MII control register. */
+	ret_val = e1000_write_phy_reg(hw, PHY_CTRL, mii_ctrl_reg);
+	if (ret_val)
+		return ret_val;
+
+	udelay(1);
+
+	/* The wait_autoneg_complete flag may be a little misleading here.
+	 * Since we are forcing speed and duplex, Auto-Neg is not enabled.
+	 * But we do want to delay for a period while forcing only so we
+	 * don't generate false No Link messages.  So we will wait here
+	 * only if the user has set wait_autoneg_complete to 1, which is
+	 * the default.
+	 */
+	if (hw->wait_autoneg_complete) {
+		/* We will wait for autoneg to complete. */
+		DEBUGOUT("Waiting for forced speed/duplex link.\n");
+		mii_status_reg = 0;
+
+		/* We will wait for autoneg to complete or 4.5 seconds to expire. */
+		for (i = PHY_FORCE_TIME; i > 0; i--) {
+			/* Read the MII Status Register and wait for Auto-Neg Complete bit
+			 * to be set.
+			 */
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+			if (ret_val)
+				return ret_val;
+
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+			if (ret_val)
+				return ret_val;
+
+			if (mii_status_reg & MII_SR_LINK_STATUS)
+				break;
+			msleep(100);
+		}
+		if ((i == 0) && (hw->phy_type == e1000_phy_m88)) {
+			/* We didn't get link.  Reset the DSP and wait again for link. */
+			ret_val = e1000_phy_reset_dsp(hw);
+			if (ret_val) {
+				DEBUGOUT("Error Resetting PHY DSP\n");
+				return ret_val;
+			}
+		}
+		/* This loop will early-out if the link condition has been met.  */
+		for (i = PHY_FORCE_TIME; i > 0; i--) {
+			if (mii_status_reg & MII_SR_LINK_STATUS)
+				break;
+			msleep(100);
+			/* Read the MII Status Register and wait for Auto-Neg Complete bit
+			 * to be set.
+			 */
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+			if (ret_val)
+				return ret_val;
+
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+			if (ret_val)
+				return ret_val;
+		}
+	}
+
+	if (hw->phy_type == e1000_phy_m88) {
+		/* Because we reset the PHY above, we need to re-force TX_CLK in the
+		 * Extended PHY Specific Control Register to 25MHz clock.  This value
+		 * defaults back to a 2.5MHz clock when the PHY is reset.
+		 */
+		ret_val =
+		    e1000_read_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
+				       &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_data |= M88E1000_EPSCR_TX_CLK_25;
+		ret_val =
+		    e1000_write_phy_reg(hw, M88E1000_EXT_PHY_SPEC_CTRL,
+					phy_data);
+		if (ret_val)
+			return ret_val;
+
+		/* In addition, because of the s/w reset above, we need to enable CRS on
+		 * TX.  This must be set for both full and half duplex operation.
+		 */
+		ret_val =
+		    e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_data |= M88E1000_PSCR_ASSERT_CRS_ON_TX;
+		ret_val =
+		    e1000_write_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, phy_data);
+		if (ret_val)
+			return ret_val;
+
+		if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543)
+		    && (!hw->autoneg)
+		    && (hw->forced_speed_duplex == e1000_10_full
+			|| hw->forced_speed_duplex == e1000_10_half)) {
+			ret_val = e1000_polarity_reversal_workaround(hw);
+			if (ret_val)
+				return ret_val;
+		}
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Sets the collision distance in the Transmit Control register
-*
-* hw - Struct containing variables accessed by shared code
-*
-* Link should have been established previously. Reads the speed and duplex
-* information from the Device Status register.
-******************************************************************************/
+/**
+ * e1000_config_collision_dist - set collision distance register
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Sets the collision distance in the Transmit Control register.
+ * Link should have been established previously. Reads the speed and duplex
+ * information from the Device Status register.
+ */
 void e1000_config_collision_dist(struct e1000_hw *hw)
 {
-    u32 tctl, coll_dist;
+	u32 tctl, coll_dist;
 
-    DEBUGFUNC("e1000_config_collision_dist");
+	DEBUGFUNC("e1000_config_collision_dist");
 
-    if (hw->mac_type < e1000_82543)
-        coll_dist = E1000_COLLISION_DISTANCE_82542;
-    else
-        coll_dist = E1000_COLLISION_DISTANCE;
+	if (hw->mac_type < e1000_82543)
+		coll_dist = E1000_COLLISION_DISTANCE_82542;
+	else
+		coll_dist = E1000_COLLISION_DISTANCE;
 
-    tctl = er32(TCTL);
+	tctl = er32(TCTL);
 
-    tctl &= ~E1000_TCTL_COLD;
-    tctl |= coll_dist << E1000_COLD_SHIFT;
+	tctl &= ~E1000_TCTL_COLD;
+	tctl |= coll_dist << E1000_COLD_SHIFT;
 
-    ew32(TCTL, tctl);
-    E1000_WRITE_FLUSH();
+	ew32(TCTL, tctl);
+	E1000_WRITE_FLUSH();
 }
 
-/******************************************************************************
-* Sets MAC speed and duplex settings to reflect the those in the PHY
-*
-* hw - Struct containing variables accessed by shared code
-* mii_reg - data to write to the MII control register
-*
-* The contents of the PHY register containing the needed information need to
-* be passed in.
-******************************************************************************/
+/**
+ * e1000_config_mac_to_phy - sync phy and mac settings
+ * @hw: Struct containing variables accessed by shared code
+ * @mii_reg: data to write to the MII control register
+ *
+ * Sets MAC speed and duplex settings to reflect the those in the PHY
+ * The contents of the PHY register containing the needed information need to
+ * be passed in.
+ */
 static s32 e1000_config_mac_to_phy(struct e1000_hw *hw)
 {
-    u32 ctrl;
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_config_mac_to_phy");
-
-    /* 82544 or newer MAC, Auto Speed Detection takes care of
-    * MAC speed/duplex configuration.*/
-    if (hw->mac_type >= e1000_82544)
-        return E1000_SUCCESS;
-
-    /* Read the Device Control Register and set the bits to Force Speed
-     * and Duplex.
-     */
-    ctrl = er32(CTRL);
-    ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
-    ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
-
-    /* Set up duplex in the Device Control and Transmit Control
-     * registers depending on negotiated values.
-     */
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    if (phy_data & M88E1000_PSSR_DPLX)
-        ctrl |= E1000_CTRL_FD;
-    else
-        ctrl &= ~E1000_CTRL_FD;
-
-    e1000_config_collision_dist(hw);
-
-    /* Set up speed in the Device Control register depending on
-     * negotiated values.
-     */
-    if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
-        ctrl |= E1000_CTRL_SPD_1000;
-    else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS)
-        ctrl |= E1000_CTRL_SPD_100;
-
-    /* Write the configured values back to the Device Control Reg. */
-    ew32(CTRL, ctrl);
-    return E1000_SUCCESS;
+	u32 ctrl;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_config_mac_to_phy");
+
+	/* 82544 or newer MAC, Auto Speed Detection takes care of
+	 * MAC speed/duplex configuration.*/
+	if (hw->mac_type >= e1000_82544)
+		return E1000_SUCCESS;
+
+	/* Read the Device Control Register and set the bits to Force Speed
+	 * and Duplex.
+	 */
+	ctrl = er32(CTRL);
+	ctrl |= (E1000_CTRL_FRCSPD | E1000_CTRL_FRCDPX);
+	ctrl &= ~(E1000_CTRL_SPD_SEL | E1000_CTRL_ILOS);
+
+	/* Set up duplex in the Device Control and Transmit Control
+	 * registers depending on negotiated values.
+	 */
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	if (phy_data & M88E1000_PSSR_DPLX)
+		ctrl |= E1000_CTRL_FD;
+	else
+		ctrl &= ~E1000_CTRL_FD;
+
+	e1000_config_collision_dist(hw);
+
+	/* Set up speed in the Device Control register depending on
+	 * negotiated values.
+	 */
+	if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS)
+		ctrl |= E1000_CTRL_SPD_1000;
+	else if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_100MBS)
+		ctrl |= E1000_CTRL_SPD_100;
+
+	/* Write the configured values back to the Device Control Reg. */
+	ew32(CTRL, ctrl);
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Forces the MAC's flow control settings.
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_force_mac_fc - force flow control settings
+ * @hw: Struct containing variables accessed by shared code
  *
+ * Forces the MAC's flow control settings.
  * Sets the TFCE and RFCE bits in the device control register to reflect
  * the adapter settings. TFCE and RFCE need to be explicitly set by
  * software when a Copper PHY is used because autonegotiation is managed
  * by the PHY rather than the MAC. Software must also configure these
  * bits when link is forced on a fiber connection.
- *****************************************************************************/
+ */
 s32 e1000_force_mac_fc(struct e1000_hw *hw)
 {
-    u32 ctrl;
-
-    DEBUGFUNC("e1000_force_mac_fc");
-
-    /* Get the current configuration of the Device Control Register */
-    ctrl = er32(CTRL);
-
-    /* Because we didn't get link via the internal auto-negotiation
-     * mechanism (we either forced link or we got link via PHY
-     * auto-neg), we have to manually enable/disable transmit an
-     * receive flow control.
-     *
-     * The "Case" statement below enables/disable flow control
-     * according to the "hw->fc" parameter.
-     *
-     * The possible values of the "fc" parameter are:
-     *      0:  Flow control is completely disabled
-     *      1:  Rx flow control is enabled (we can receive pause
-     *          frames but not send pause frames).
-     *      2:  Tx flow control is enabled (we can send pause frames
-     *          frames but we do not receive pause frames).
-     *      3:  Both Rx and TX flow control (symmetric) is enabled.
-     *  other:  No other values should be possible at this point.
-     */
-
-    switch (hw->fc) {
-    case E1000_FC_NONE:
-        ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
-        break;
-    case E1000_FC_RX_PAUSE:
-        ctrl &= (~E1000_CTRL_TFCE);
-        ctrl |= E1000_CTRL_RFCE;
-        break;
-    case E1000_FC_TX_PAUSE:
-        ctrl &= (~E1000_CTRL_RFCE);
-        ctrl |= E1000_CTRL_TFCE;
-        break;
-    case E1000_FC_FULL:
-        ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE);
-        break;
-    default:
-        DEBUGOUT("Flow control param set incorrectly\n");
-        return -E1000_ERR_CONFIG;
-    }
-
-    /* Disable TX Flow Control for 82542 (rev 2.0) */
-    if (hw->mac_type == e1000_82542_rev2_0)
-        ctrl &= (~E1000_CTRL_TFCE);
-
-    ew32(CTRL, ctrl);
-    return E1000_SUCCESS;
+	u32 ctrl;
+
+	DEBUGFUNC("e1000_force_mac_fc");
+
+	/* Get the current configuration of the Device Control Register */
+	ctrl = er32(CTRL);
+
+	/* Because we didn't get link via the internal auto-negotiation
+	 * mechanism (we either forced link or we got link via PHY
+	 * auto-neg), we have to manually enable/disable transmit an
+	 * receive flow control.
+	 *
+	 * The "Case" statement below enables/disable flow control
+	 * according to the "hw->fc" parameter.
+	 *
+	 * The possible values of the "fc" parameter are:
+	 *      0:  Flow control is completely disabled
+	 *      1:  Rx flow control is enabled (we can receive pause
+	 *          frames but not send pause frames).
+	 *      2:  Tx flow control is enabled (we can send pause frames
+	 *          frames but we do not receive pause frames).
+	 *      3:  Both Rx and TX flow control (symmetric) is enabled.
+	 *  other:  No other values should be possible at this point.
+	 */
+
+	switch (hw->fc) {
+	case E1000_FC_NONE:
+		ctrl &= (~(E1000_CTRL_TFCE | E1000_CTRL_RFCE));
+		break;
+	case E1000_FC_RX_PAUSE:
+		ctrl &= (~E1000_CTRL_TFCE);
+		ctrl |= E1000_CTRL_RFCE;
+		break;
+	case E1000_FC_TX_PAUSE:
+		ctrl &= (~E1000_CTRL_RFCE);
+		ctrl |= E1000_CTRL_TFCE;
+		break;
+	case E1000_FC_FULL:
+		ctrl |= (E1000_CTRL_TFCE | E1000_CTRL_RFCE);
+		break;
+	default:
+		DEBUGOUT("Flow control param set incorrectly\n");
+		return -E1000_ERR_CONFIG;
+	}
+
+	/* Disable TX Flow Control for 82542 (rev 2.0) */
+	if (hw->mac_type == e1000_82542_rev2_0)
+		ctrl &= (~E1000_CTRL_TFCE);
+
+	ew32(CTRL, ctrl);
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Configures flow control settings after link is established
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_config_fc_after_link_up - configure flow control after autoneg
+ * @hw: Struct containing variables accessed by shared code
  *
+ * Configures flow control settings after link is established
  * Should be called immediately after a valid link has been established.
  * Forces MAC flow control settings if link was forced. When in MII/GMII mode
  * and autonegotiation is enabled, the MAC flow control settings will be set
  * based on the flow control negotiated by the PHY. In TBI mode, the TFCE
- * and RFCE bits will be automaticaly set to the negotiated flow control mode.
- *****************************************************************************/
+ * and RFCE bits will be automatically set to the negotiated flow control mode.
+ */
 static s32 e1000_config_fc_after_link_up(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 mii_status_reg;
-    u16 mii_nway_adv_reg;
-    u16 mii_nway_lp_ability_reg;
-    u16 speed;
-    u16 duplex;
-
-    DEBUGFUNC("e1000_config_fc_after_link_up");
-
-    /* Check for the case where we have fiber media and auto-neg failed
-     * so we had to force link.  In this case, we need to force the
-     * configuration of the MAC to match the "fc" parameter.
-     */
-    if (((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed)) ||
-        ((hw->media_type == e1000_media_type_internal_serdes) &&
-         (hw->autoneg_failed)) ||
-        ((hw->media_type == e1000_media_type_copper) && (!hw->autoneg))) {
-        ret_val = e1000_force_mac_fc(hw);
-        if (ret_val) {
-            DEBUGOUT("Error forcing flow control settings\n");
-            return ret_val;
-        }
-    }
-
-    /* Check for the case where we have copper media and auto-neg is
-     * enabled.  In this case, we need to check and see if Auto-Neg
-     * has completed, and if so, how the PHY and link partner has
-     * flow control configured.
-     */
-    if ((hw->media_type == e1000_media_type_copper) && hw->autoneg) {
-        /* Read the MII Status Register and check to see if AutoNeg
-         * has completed.  We read this twice because this reg has
-         * some "sticky" (latched) bits.
-         */
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-
-        if (mii_status_reg & MII_SR_AUTONEG_COMPLETE) {
-            /* The AutoNeg process has completed, so we now need to
-             * read both the Auto Negotiation Advertisement Register
-             * (Address 4) and the Auto_Negotiation Base Page Ability
-             * Register (Address 5) to determine how flow control was
-             * negotiated.
-             */
-            ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV,
-                                         &mii_nway_adv_reg);
-            if (ret_val)
-                return ret_val;
-            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY,
-                                         &mii_nway_lp_ability_reg);
-            if (ret_val)
-                return ret_val;
-
-            /* Two bits in the Auto Negotiation Advertisement Register
-             * (Address 4) and two bits in the Auto Negotiation Base
-             * Page Ability Register (Address 5) determine flow control
-             * for both the PHY and the link partner.  The following
-             * table, taken out of the IEEE 802.3ab/D6.0 dated March 25,
-             * 1999, describes these PAUSE resolution bits and how flow
-             * control is determined based upon these settings.
-             * NOTE:  DC = Don't Care
-             *
-             *   LOCAL DEVICE  |   LINK PARTNER
-             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution
-             *-------|---------|-------|---------|--------------------
-             *   0   |    0    |  DC   |   DC    | E1000_FC_NONE
-             *   0   |    1    |   0   |   DC    | E1000_FC_NONE
-             *   0   |    1    |   1   |    0    | E1000_FC_NONE
-             *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
-             *   1   |    0    |   0   |   DC    | E1000_FC_NONE
-             *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
-             *   1   |    1    |   0   |    0    | E1000_FC_NONE
-             *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
-             *
-             */
-            /* Are both PAUSE bits set to 1?  If so, this implies
-             * Symmetric Flow Control is enabled at both ends.  The
-             * ASM_DIR bits are irrelevant per the spec.
-             *
-             * For Symmetric Flow Control:
-             *
-             *   LOCAL DEVICE  |   LINK PARTNER
-             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
-             *-------|---------|-------|---------|--------------------
-             *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
-             *
-             */
-            if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
-                (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) {
-                /* Now we need to check if the user selected RX ONLY
-                 * of pause frames.  In this case, we had to advertise
-                 * FULL flow control because we could not advertise RX
-                 * ONLY. Hence, we must now check to see if we need to
-                 * turn OFF  the TRANSMISSION of PAUSE frames.
-                 */
-                if (hw->original_fc == E1000_FC_FULL) {
-                    hw->fc = E1000_FC_FULL;
-                    DEBUGOUT("Flow Control = FULL.\n");
-                } else {
-                    hw->fc = E1000_FC_RX_PAUSE;
-                    DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
-                }
-            }
-            /* For receiving PAUSE frames ONLY.
-             *
-             *   LOCAL DEVICE  |   LINK PARTNER
-             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
-             *-------|---------|-------|---------|--------------------
-             *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
-             *
-             */
-            else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
-                     (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
-                     (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
-                     (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
-                hw->fc = E1000_FC_TX_PAUSE;
-                DEBUGOUT("Flow Control = TX PAUSE frames only.\n");
-            }
-            /* For transmitting PAUSE frames ONLY.
-             *
-             *   LOCAL DEVICE  |   LINK PARTNER
-             * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
-             *-------|---------|-------|---------|--------------------
-             *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
-             *
-             */
-            else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
-                     (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
-                     !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
-                     (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR)) {
-                hw->fc = E1000_FC_RX_PAUSE;
-                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
-            }
-            /* Per the IEEE spec, at this point flow control should be
-             * disabled.  However, we want to consider that we could
-             * be connected to a legacy switch that doesn't advertise
-             * desired flow control, but can be forced on the link
-             * partner.  So if we advertised no flow control, that is
-             * what we will resolve to.  If we advertised some kind of
-             * receive capability (Rx Pause Only or Full Flow Control)
-             * and the link partner advertised none, we will configure
-             * ourselves to enable Rx Flow Control only.  We can do
-             * this safely for two reasons:  If the link partner really
-             * didn't want flow control enabled, and we enable Rx, no
-             * harm done since we won't be receiving any PAUSE frames
-             * anyway.  If the intent on the link partner was to have
-             * flow control enabled, then by us enabling RX only, we
-             * can at least receive pause frames and process them.
-             * This is a good idea because in most cases, since we are
-             * predominantly a server NIC, more times than not we will
-             * be asked to delay transmission of packets than asking
-             * our link partner to pause transmission of frames.
-             */
-            else if ((hw->original_fc == E1000_FC_NONE ||
-                      hw->original_fc == E1000_FC_TX_PAUSE) ||
-                      hw->fc_strict_ieee) {
-                hw->fc = E1000_FC_NONE;
-                DEBUGOUT("Flow Control = NONE.\n");
-            } else {
-                hw->fc = E1000_FC_RX_PAUSE;
-                DEBUGOUT("Flow Control = RX PAUSE frames only.\n");
-            }
-
-            /* Now we need to do one last check...  If we auto-
-             * negotiated to HALF DUPLEX, flow control should not be
-             * enabled per IEEE 802.3 spec.
-             */
-            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
-            if (ret_val) {
-                DEBUGOUT("Error getting link speed and duplex\n");
-                return ret_val;
-            }
-
-            if (duplex == HALF_DUPLEX)
-                hw->fc = E1000_FC_NONE;
-
-            /* Now we call a subroutine to actually force the MAC
-             * controller to use the correct flow control settings.
-             */
-            ret_val = e1000_force_mac_fc(hw);
-            if (ret_val) {
-                DEBUGOUT("Error forcing flow control settings\n");
-                return ret_val;
-            }
-        } else {
-            DEBUGOUT("Copper PHY and Auto Neg has not completed.\n");
-        }
-    }
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 mii_status_reg;
+	u16 mii_nway_adv_reg;
+	u16 mii_nway_lp_ability_reg;
+	u16 speed;
+	u16 duplex;
+
+	DEBUGFUNC("e1000_config_fc_after_link_up");
+
+	/* Check for the case where we have fiber media and auto-neg failed
+	 * so we had to force link.  In this case, we need to force the
+	 * configuration of the MAC to match the "fc" parameter.
+	 */
+	if (((hw->media_type == e1000_media_type_fiber) && (hw->autoneg_failed))
+	    || ((hw->media_type == e1000_media_type_internal_serdes)
+		&& (hw->autoneg_failed))
+	    || ((hw->media_type == e1000_media_type_copper)
+		&& (!hw->autoneg))) {
+		ret_val = e1000_force_mac_fc(hw);
+		if (ret_val) {
+			DEBUGOUT("Error forcing flow control settings\n");
+			return ret_val;
+		}
+	}
+
+	/* Check for the case where we have copper media and auto-neg is
+	 * enabled.  In this case, we need to check and see if Auto-Neg
+	 * has completed, and if so, how the PHY and link partner has
+	 * flow control configured.
+	 */
+	if ((hw->media_type == e1000_media_type_copper) && hw->autoneg) {
+		/* Read the MII Status Register and check to see if AutoNeg
+		 * has completed.  We read this twice because this reg has
+		 * some "sticky" (latched) bits.
+		 */
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
+
+		if (mii_status_reg & MII_SR_AUTONEG_COMPLETE) {
+			/* The AutoNeg process has completed, so we now need to
+			 * read both the Auto Negotiation Advertisement Register
+			 * (Address 4) and the Auto_Negotiation Base Page Ability
+			 * Register (Address 5) to determine how flow control was
+			 * negotiated.
+			 */
+			ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_ADV,
+						     &mii_nway_adv_reg);
+			if (ret_val)
+				return ret_val;
+			ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY,
+						     &mii_nway_lp_ability_reg);
+			if (ret_val)
+				return ret_val;
+
+			/* Two bits in the Auto Negotiation Advertisement Register
+			 * (Address 4) and two bits in the Auto Negotiation Base
+			 * Page Ability Register (Address 5) determine flow control
+			 * for both the PHY and the link partner.  The following
+			 * table, taken out of the IEEE 802.3ab/D6.0 dated March 25,
+			 * 1999, describes these PAUSE resolution bits and how flow
+			 * control is determined based upon these settings.
+			 * NOTE:  DC = Don't Care
+			 *
+			 *   LOCAL DEVICE  |   LINK PARTNER
+			 * PAUSE | ASM_DIR | PAUSE | ASM_DIR | NIC Resolution
+			 *-------|---------|-------|---------|--------------------
+			 *   0   |    0    |  DC   |   DC    | E1000_FC_NONE
+			 *   0   |    1    |   0   |   DC    | E1000_FC_NONE
+			 *   0   |    1    |   1   |    0    | E1000_FC_NONE
+			 *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
+			 *   1   |    0    |   0   |   DC    | E1000_FC_NONE
+			 *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
+			 *   1   |    1    |   0   |    0    | E1000_FC_NONE
+			 *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
+			 *
+			 */
+			/* Are both PAUSE bits set to 1?  If so, this implies
+			 * Symmetric Flow Control is enabled at both ends.  The
+			 * ASM_DIR bits are irrelevant per the spec.
+			 *
+			 * For Symmetric Flow Control:
+			 *
+			 *   LOCAL DEVICE  |   LINK PARTNER
+			 * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
+			 *-------|---------|-------|---------|--------------------
+			 *   1   |   DC    |   1   |   DC    | E1000_FC_FULL
+			 *
+			 */
+			if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
+			    (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE)) {
+				/* Now we need to check if the user selected RX ONLY
+				 * of pause frames.  In this case, we had to advertise
+				 * FULL flow control because we could not advertise RX
+				 * ONLY. Hence, we must now check to see if we need to
+				 * turn OFF  the TRANSMISSION of PAUSE frames.
+				 */
+				if (hw->original_fc == E1000_FC_FULL) {
+					hw->fc = E1000_FC_FULL;
+					DEBUGOUT("Flow Control = FULL.\n");
+				} else {
+					hw->fc = E1000_FC_RX_PAUSE;
+					DEBUGOUT
+					    ("Flow Control = RX PAUSE frames only.\n");
+				}
+			}
+			/* For receiving PAUSE frames ONLY.
+			 *
+			 *   LOCAL DEVICE  |   LINK PARTNER
+			 * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
+			 *-------|---------|-------|---------|--------------------
+			 *   0   |    1    |   1   |    1    | E1000_FC_TX_PAUSE
+			 *
+			 */
+			else if (!(mii_nway_adv_reg & NWAY_AR_PAUSE) &&
+				 (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
+				 (mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
+				 (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR))
+			{
+				hw->fc = E1000_FC_TX_PAUSE;
+				DEBUGOUT
+				    ("Flow Control = TX PAUSE frames only.\n");
+			}
+			/* For transmitting PAUSE frames ONLY.
+			 *
+			 *   LOCAL DEVICE  |   LINK PARTNER
+			 * PAUSE | ASM_DIR | PAUSE | ASM_DIR | Result
+			 *-------|---------|-------|---------|--------------------
+			 *   1   |    1    |   0   |    1    | E1000_FC_RX_PAUSE
+			 *
+			 */
+			else if ((mii_nway_adv_reg & NWAY_AR_PAUSE) &&
+				 (mii_nway_adv_reg & NWAY_AR_ASM_DIR) &&
+				 !(mii_nway_lp_ability_reg & NWAY_LPAR_PAUSE) &&
+				 (mii_nway_lp_ability_reg & NWAY_LPAR_ASM_DIR))
+			{
+				hw->fc = E1000_FC_RX_PAUSE;
+				DEBUGOUT
+				    ("Flow Control = RX PAUSE frames only.\n");
+			}
+			/* Per the IEEE spec, at this point flow control should be
+			 * disabled.  However, we want to consider that we could
+			 * be connected to a legacy switch that doesn't advertise
+			 * desired flow control, but can be forced on the link
+			 * partner.  So if we advertised no flow control, that is
+			 * what we will resolve to.  If we advertised some kind of
+			 * receive capability (Rx Pause Only or Full Flow Control)
+			 * and the link partner advertised none, we will configure
+			 * ourselves to enable Rx Flow Control only.  We can do
+			 * this safely for two reasons:  If the link partner really
+			 * didn't want flow control enabled, and we enable Rx, no
+			 * harm done since we won't be receiving any PAUSE frames
+			 * anyway.  If the intent on the link partner was to have
+			 * flow control enabled, then by us enabling RX only, we
+			 * can at least receive pause frames and process them.
+			 * This is a good idea because in most cases, since we are
+			 * predominantly a server NIC, more times than not we will
+			 * be asked to delay transmission of packets than asking
+			 * our link partner to pause transmission of frames.
+			 */
+			else if ((hw->original_fc == E1000_FC_NONE ||
+				  hw->original_fc == E1000_FC_TX_PAUSE) ||
+				 hw->fc_strict_ieee) {
+				hw->fc = E1000_FC_NONE;
+				DEBUGOUT("Flow Control = NONE.\n");
+			} else {
+				hw->fc = E1000_FC_RX_PAUSE;
+				DEBUGOUT
+				    ("Flow Control = RX PAUSE frames only.\n");
+			}
+
+			/* Now we need to do one last check...  If we auto-
+			 * negotiated to HALF DUPLEX, flow control should not be
+			 * enabled per IEEE 802.3 spec.
+			 */
+			ret_val =
+			    e1000_get_speed_and_duplex(hw, &speed, &duplex);
+			if (ret_val) {
+				DEBUGOUT
+				    ("Error getting link speed and duplex\n");
+				return ret_val;
+			}
+
+			if (duplex == HALF_DUPLEX)
+				hw->fc = E1000_FC_NONE;
+
+			/* Now we call a subroutine to actually force the MAC
+			 * controller to use the correct flow control settings.
+			 */
+			ret_val = e1000_force_mac_fc(hw);
+			if (ret_val) {
+				DEBUGOUT
+				    ("Error forcing flow control settings\n");
+				return ret_val;
+			}
+		} else {
+			DEBUGOUT
+			    ("Copper PHY and Auto Neg has not completed.\n");
+		}
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Checks to see if the link status of the hardware has changed.
+/**
+ * e1000_check_for_serdes_link_generic - Check for link (Serdes)
+ * @hw: pointer to the HW structure
  *
- * hw - Struct containing variables accessed by shared code
+ * Checks for link up on the hardware.  If link is not up and we have
+ * a signal, then we need to force link up.
+ */
+static s32 e1000_check_for_serdes_link_generic(struct e1000_hw *hw)
+{
+	u32 rxcw;
+	u32 ctrl;
+	u32 status;
+	s32 ret_val = E1000_SUCCESS;
+
+	DEBUGFUNC("e1000_check_for_serdes_link_generic");
+
+	ctrl = er32(CTRL);
+	status = er32(STATUS);
+	rxcw = er32(RXCW);
+
+	/*
+	 * If we don't have link (auto-negotiation failed or link partner
+	 * cannot auto-negotiate), and our link partner is not trying to
+	 * auto-negotiate with us (we are receiving idles or data),
+	 * we need to force link up. We also need to give auto-negotiation
+	 * time to complete.
+	 */
+	/* (ctrl & E1000_CTRL_SWDPIN1) == 1 == have signal */
+	if ((!(status & E1000_STATUS_LU)) && (!(rxcw & E1000_RXCW_C))) {
+		if (hw->autoneg_failed == 0) {
+			hw->autoneg_failed = 1;
+			goto out;
+		}
+		DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
+
+		/* Disable auto-negotiation in the TXCW register */
+		ew32(TXCW, (hw->txcw & ~E1000_TXCW_ANE));
+
+		/* Force link-up and also force full-duplex. */
+		ctrl = er32(CTRL);
+		ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
+		ew32(CTRL, ctrl);
+
+		/* Configure Flow Control after forcing link up. */
+		ret_val = e1000_config_fc_after_link_up(hw);
+		if (ret_val) {
+			DEBUGOUT("Error configuring flow control\n");
+			goto out;
+		}
+	} else if ((ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
+		/*
+		 * If we are forcing link and we are receiving /C/ ordered
+		 * sets, re-enable auto-negotiation in the TXCW register
+		 * and disable forced link in the Device Control register
+		 * in an attempt to auto-negotiate with our link partner.
+		 */
+		DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
+		ew32(TXCW, hw->txcw);
+		ew32(CTRL, (ctrl & ~E1000_CTRL_SLU));
+
+		hw->serdes_has_link = true;
+	} else if (!(E1000_TXCW_ANE & er32(TXCW))) {
+		/*
+		 * If we force link for non-auto-negotiation switch, check
+		 * link status based on MAC synchronization for internal
+		 * serdes media type.
+		 */
+		/* SYNCH bit and IV bit are sticky. */
+		udelay(10);
+		rxcw = er32(RXCW);
+		if (rxcw & E1000_RXCW_SYNCH) {
+			if (!(rxcw & E1000_RXCW_IV)) {
+				hw->serdes_has_link = true;
+				DEBUGOUT("SERDES: Link up - forced.\n");
+			}
+		} else {
+			hw->serdes_has_link = false;
+			DEBUGOUT("SERDES: Link down - force failed.\n");
+		}
+	}
+
+	if (E1000_TXCW_ANE & er32(TXCW)) {
+		status = er32(STATUS);
+		if (status & E1000_STATUS_LU) {
+			/* SYNCH bit and IV bit are sticky, so reread rxcw. */
+			udelay(10);
+			rxcw = er32(RXCW);
+			if (rxcw & E1000_RXCW_SYNCH) {
+				if (!(rxcw & E1000_RXCW_IV)) {
+					hw->serdes_has_link = true;
+					DEBUGOUT("SERDES: Link up - autoneg "
+						 "completed successfully.\n");
+				} else {
+					hw->serdes_has_link = false;
+					DEBUGOUT("SERDES: Link down - invalid"
+						 "codewords detected in autoneg.\n");
+				}
+			} else {
+				hw->serdes_has_link = false;
+				DEBUGOUT("SERDES: Link down - no sync.\n");
+			}
+		} else {
+			hw->serdes_has_link = false;
+			DEBUGOUT("SERDES: Link down - autoneg failed\n");
+		}
+	}
+
+      out:
+	return ret_val;
+}
+
+/**
+ * e1000_check_for_link
+ * @hw: Struct containing variables accessed by shared code
  *
+ * Checks to see if the link status of the hardware has changed.
  * Called by any function that needs to check the link status of the adapter.
- *****************************************************************************/
+ */
 s32 e1000_check_for_link(struct e1000_hw *hw)
 {
-    u32 rxcw = 0;
-    u32 ctrl;
-    u32 status;
-    u32 rctl;
-    u32 icr;
-    u32 signal = 0;
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_check_for_link");
-
-    ctrl = er32(CTRL);
-    status = er32(STATUS);
-
-    /* On adapters with a MAC newer than 82544, SW Defineable pin 1 will be
-     * set when the optics detect a signal. On older adapters, it will be
-     * cleared when there is a signal.  This applies to fiber media only.
-     */
-    if ((hw->media_type == e1000_media_type_fiber) ||
-        (hw->media_type == e1000_media_type_internal_serdes)) {
-        rxcw = er32(RXCW);
-
-        if (hw->media_type == e1000_media_type_fiber) {
-            signal = (hw->mac_type > e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
-            if (status & E1000_STATUS_LU)
-                hw->get_link_status = false;
-        }
-    }
-
-    /* If we have a copper PHY then we only want to go out to the PHY
-     * registers to see if Auto-Neg has completed and/or if our link
-     * status has changed.  The get_link_status flag will be set if we
-     * receive a Link Status Change interrupt or we have Rx Sequence
-     * Errors.
-     */
-    if ((hw->media_type == e1000_media_type_copper) && hw->get_link_status) {
-        /* First we want to see if the MII Status Register reports
-         * link.  If so, then we want to get the current speed/duplex
-         * of the PHY.
-         * Read the register twice since the link bit is sticky.
-         */
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        if (phy_data & MII_SR_LINK_STATUS) {
-            hw->get_link_status = false;
-            /* Check if there was DownShift, must be checked immediately after
-             * link-up */
-            e1000_check_downshift(hw);
-
-            /* If we are on 82544 or 82543 silicon and speed/duplex
-             * are forced to 10H or 10F, then we will implement the polarity
-             * reversal workaround.  We disable interrupts first, and upon
-             * returning, place the devices interrupt state to its previous
-             * value except for the link status change interrupt which will
-             * happen due to the execution of this workaround.
-             */
-
-            if ((hw->mac_type == e1000_82544 || hw->mac_type == e1000_82543) &&
-                (!hw->autoneg) &&
-                (hw->forced_speed_duplex == e1000_10_full ||
-                 hw->forced_speed_duplex == e1000_10_half)) {
-                ew32(IMC, 0xffffffff);
-                ret_val = e1000_polarity_reversal_workaround(hw);
-                icr = er32(ICR);
-                ew32(ICS, (icr & ~E1000_ICS_LSC));
-                ew32(IMS, IMS_ENABLE_MASK);
-            }
-
-        } else {
-            /* No link detected */
-            e1000_config_dsp_after_link_change(hw, false);
-            return 0;
-        }
-
-        /* If we are forcing speed/duplex, then we simply return since
-         * we have already determined whether we have link or not.
-         */
-        if (!hw->autoneg) return -E1000_ERR_CONFIG;
-
-        /* optimize the dsp settings for the igp phy */
-        e1000_config_dsp_after_link_change(hw, true);
-
-        /* We have a M88E1000 PHY and Auto-Neg is enabled.  If we
-         * have Si on board that is 82544 or newer, Auto
-         * Speed Detection takes care of MAC speed/duplex
-         * configuration.  So we only need to configure Collision
-         * Distance in the MAC.  Otherwise, we need to force
-         * speed/duplex on the MAC to the current PHY speed/duplex
-         * settings.
-         */
-        if (hw->mac_type >= e1000_82544)
-            e1000_config_collision_dist(hw);
-        else {
-            ret_val = e1000_config_mac_to_phy(hw);
-            if (ret_val) {
-                DEBUGOUT("Error configuring MAC to PHY settings\n");
-                return ret_val;
-            }
-        }
-
-        /* Configure Flow Control now that Auto-Neg has completed. First, we
-         * need to restore the desired flow control settings because we may
-         * have had to re-autoneg with a different link partner.
-         */
-        ret_val = e1000_config_fc_after_link_up(hw);
-        if (ret_val) {
-            DEBUGOUT("Error configuring flow control\n");
-            return ret_val;
-        }
-
-        /* At this point we know that we are on copper and we have
-         * auto-negotiated link.  These are conditions for checking the link
-         * partner capability register.  We use the link speed to determine if
-         * TBI compatibility needs to be turned on or off.  If the link is not
-         * at gigabit speed, then TBI compatibility is not needed.  If we are
-         * at gigabit speed, we turn on TBI compatibility.
-         */
-        if (hw->tbi_compatibility_en) {
-            u16 speed, duplex;
-            ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
-            if (ret_val) {
-                DEBUGOUT("Error getting link speed and duplex\n");
-                return ret_val;
-            }
-            if (speed != SPEED_1000) {
-                /* If link speed is not set to gigabit speed, we do not need
-                 * to enable TBI compatibility.
-                 */
-                if (hw->tbi_compatibility_on) {
-                    /* If we previously were in the mode, turn it off. */
-                    rctl = er32(RCTL);
-                    rctl &= ~E1000_RCTL_SBP;
-                    ew32(RCTL, rctl);
-                    hw->tbi_compatibility_on = false;
-                }
-            } else {
-                /* If TBI compatibility is was previously off, turn it on. For
-                 * compatibility with a TBI link partner, we will store bad
-                 * packets. Some frames have an additional byte on the end and
-                 * will look like CRC errors to to the hardware.
-                 */
-                if (!hw->tbi_compatibility_on) {
-                    hw->tbi_compatibility_on = true;
-                    rctl = er32(RCTL);
-                    rctl |= E1000_RCTL_SBP;
-                    ew32(RCTL, rctl);
-                }
-            }
-        }
-    }
-    /* If we don't have link (auto-negotiation failed or link partner cannot
-     * auto-negotiate), the cable is plugged in (we have signal), and our
-     * link partner is not trying to auto-negotiate with us (we are receiving
-     * idles or data), we need to force link up. We also need to give
-     * auto-negotiation time to complete, in case the cable was just plugged
-     * in. The autoneg_failed flag does this.
-     */
-    else if ((((hw->media_type == e1000_media_type_fiber) &&
-              ((ctrl & E1000_CTRL_SWDPIN1) == signal)) ||
-              (hw->media_type == e1000_media_type_internal_serdes)) &&
-              (!(status & E1000_STATUS_LU)) &&
-              (!(rxcw & E1000_RXCW_C))) {
-        if (hw->autoneg_failed == 0) {
-            hw->autoneg_failed = 1;
-            return 0;
-        }
-        DEBUGOUT("NOT RXing /C/, disable AutoNeg and force link.\n");
-
-        /* Disable auto-negotiation in the TXCW register */
-        ew32(TXCW, (hw->txcw & ~E1000_TXCW_ANE));
-
-        /* Force link-up and also force full-duplex. */
-        ctrl = er32(CTRL);
-        ctrl |= (E1000_CTRL_SLU | E1000_CTRL_FD);
-        ew32(CTRL, ctrl);
-
-        /* Configure Flow Control after forcing link up. */
-        ret_val = e1000_config_fc_after_link_up(hw);
-        if (ret_val) {
-            DEBUGOUT("Error configuring flow control\n");
-            return ret_val;
-        }
-    }
-    /* If we are forcing link and we are receiving /C/ ordered sets, re-enable
-     * auto-negotiation in the TXCW register and disable forced link in the
-     * Device Control register in an attempt to auto-negotiate with our link
-     * partner.
-     */
-    else if (((hw->media_type == e1000_media_type_fiber) ||
-              (hw->media_type == e1000_media_type_internal_serdes)) &&
-              (ctrl & E1000_CTRL_SLU) && (rxcw & E1000_RXCW_C)) {
-        DEBUGOUT("RXing /C/, enable AutoNeg and stop forcing link.\n");
-        ew32(TXCW, hw->txcw);
-        ew32(CTRL, (ctrl & ~E1000_CTRL_SLU));
-
-        hw->serdes_link_down = false;
-    }
-    /* If we force link for non-auto-negotiation switch, check link status
-     * based on MAC synchronization for internal serdes media type.
-     */
-    else if ((hw->media_type == e1000_media_type_internal_serdes) &&
-             !(E1000_TXCW_ANE & er32(TXCW))) {
-        /* SYNCH bit and IV bit are sticky. */
-        udelay(10);
-        if (E1000_RXCW_SYNCH & er32(RXCW)) {
-            if (!(rxcw & E1000_RXCW_IV)) {
-                hw->serdes_link_down = false;
-                DEBUGOUT("SERDES: Link is up.\n");
-            }
-        } else {
-            hw->serdes_link_down = true;
-            DEBUGOUT("SERDES: Link is down.\n");
-        }
-    }
-    if ((hw->media_type == e1000_media_type_internal_serdes) &&
-        (E1000_TXCW_ANE & er32(TXCW))) {
-        hw->serdes_link_down = !(E1000_STATUS_LU & er32(STATUS));
-    }
-    return E1000_SUCCESS;
+	u32 rxcw = 0;
+	u32 ctrl;
+	u32 status;
+	u32 rctl;
+	u32 icr;
+	u32 signal = 0;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_check_for_link");
+
+	ctrl = er32(CTRL);
+	status = er32(STATUS);
+
+	/* On adapters with a MAC newer than 82544, SW Definable pin 1 will be
+	 * set when the optics detect a signal. On older adapters, it will be
+	 * cleared when there is a signal.  This applies to fiber media only.
+	 */
+	if ((hw->media_type == e1000_media_type_fiber) ||
+	    (hw->media_type == e1000_media_type_internal_serdes)) {
+		rxcw = er32(RXCW);
+
+		if (hw->media_type == e1000_media_type_fiber) {
+			signal =
+			    (hw->mac_type >
+			     e1000_82544) ? E1000_CTRL_SWDPIN1 : 0;
+			if (status & E1000_STATUS_LU)
+				hw->get_link_status = false;
+		}
+	}
+
+	/* If we have a copper PHY then we only want to go out to the PHY
+	 * registers to see if Auto-Neg has completed and/or if our link
+	 * status has changed.  The get_link_status flag will be set if we
+	 * receive a Link Status Change interrupt or we have Rx Sequence
+	 * Errors.
+	 */
+	if ((hw->media_type == e1000_media_type_copper) && hw->get_link_status) {
+		/* First we want to see if the MII Status Register reports
+		 * link.  If so, then we want to get the current speed/duplex
+		 * of the PHY.
+		 * Read the register twice since the link bit is sticky.
+		 */
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		if (phy_data & MII_SR_LINK_STATUS) {
+			hw->get_link_status = false;
+			/* Check if there was DownShift, must be checked immediately after
+			 * link-up */
+			e1000_check_downshift(hw);
+
+			/* If we are on 82544 or 82543 silicon and speed/duplex
+			 * are forced to 10H or 10F, then we will implement the polarity
+			 * reversal workaround.  We disable interrupts first, and upon
+			 * returning, place the devices interrupt state to its previous
+			 * value except for the link status change interrupt which will
+			 * happen due to the execution of this workaround.
+			 */
+
+			if ((hw->mac_type == e1000_82544
+			     || hw->mac_type == e1000_82543) && (!hw->autoneg)
+			    && (hw->forced_speed_duplex == e1000_10_full
+				|| hw->forced_speed_duplex == e1000_10_half)) {
+				ew32(IMC, 0xffffffff);
+				ret_val =
+				    e1000_polarity_reversal_workaround(hw);
+				icr = er32(ICR);
+				ew32(ICS, (icr & ~E1000_ICS_LSC));
+				ew32(IMS, IMS_ENABLE_MASK);
+			}
+
+		} else {
+			/* No link detected */
+			e1000_config_dsp_after_link_change(hw, false);
+			return 0;
+		}
+
+		/* If we are forcing speed/duplex, then we simply return since
+		 * we have already determined whether we have link or not.
+		 */
+		if (!hw->autoneg)
+			return -E1000_ERR_CONFIG;
+
+		/* optimize the dsp settings for the igp phy */
+		e1000_config_dsp_after_link_change(hw, true);
+
+		/* We have a M88E1000 PHY and Auto-Neg is enabled.  If we
+		 * have Si on board that is 82544 or newer, Auto
+		 * Speed Detection takes care of MAC speed/duplex
+		 * configuration.  So we only need to configure Collision
+		 * Distance in the MAC.  Otherwise, we need to force
+		 * speed/duplex on the MAC to the current PHY speed/duplex
+		 * settings.
+		 */
+		if (hw->mac_type >= e1000_82544)
+			e1000_config_collision_dist(hw);
+		else {
+			ret_val = e1000_config_mac_to_phy(hw);
+			if (ret_val) {
+				DEBUGOUT
+				    ("Error configuring MAC to PHY settings\n");
+				return ret_val;
+			}
+		}
+
+		/* Configure Flow Control now that Auto-Neg has completed. First, we
+		 * need to restore the desired flow control settings because we may
+		 * have had to re-autoneg with a different link partner.
+		 */
+		ret_val = e1000_config_fc_after_link_up(hw);
+		if (ret_val) {
+			DEBUGOUT("Error configuring flow control\n");
+			return ret_val;
+		}
+
+		/* At this point we know that we are on copper and we have
+		 * auto-negotiated link.  These are conditions for checking the link
+		 * partner capability register.  We use the link speed to determine if
+		 * TBI compatibility needs to be turned on or off.  If the link is not
+		 * at gigabit speed, then TBI compatibility is not needed.  If we are
+		 * at gigabit speed, we turn on TBI compatibility.
+		 */
+		if (hw->tbi_compatibility_en) {
+			u16 speed, duplex;
+			ret_val =
+			    e1000_get_speed_and_duplex(hw, &speed, &duplex);
+			if (ret_val) {
+				DEBUGOUT
+				    ("Error getting link speed and duplex\n");
+				return ret_val;
+			}
+			if (speed != SPEED_1000) {
+				/* If link speed is not set to gigabit speed, we do not need
+				 * to enable TBI compatibility.
+				 */
+				if (hw->tbi_compatibility_on) {
+					/* If we previously were in the mode, turn it off. */
+					rctl = er32(RCTL);
+					rctl &= ~E1000_RCTL_SBP;
+					ew32(RCTL, rctl);
+					hw->tbi_compatibility_on = false;
+				}
+			} else {
+				/* If TBI compatibility is was previously off, turn it on. For
+				 * compatibility with a TBI link partner, we will store bad
+				 * packets. Some frames have an additional byte on the end and
+				 * will look like CRC errors to to the hardware.
+				 */
+				if (!hw->tbi_compatibility_on) {
+					hw->tbi_compatibility_on = true;
+					rctl = er32(RCTL);
+					rctl |= E1000_RCTL_SBP;
+					ew32(RCTL, rctl);
+				}
+			}
+		}
+	}
+
+	if ((hw->media_type == e1000_media_type_fiber) ||
+	    (hw->media_type == e1000_media_type_internal_serdes))
+		e1000_check_for_serdes_link_generic(hw);
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
+/**
+ * e1000_get_speed_and_duplex
+ * @hw: Struct containing variables accessed by shared code
+ * @speed: Speed of the connection
+ * @duplex: Duplex setting of the connection
+
  * Detects the current speed and duplex settings of the hardware.
- *
- * hw - Struct containing variables accessed by shared code
- * speed - Speed of the connection
- * duplex - Duplex setting of the connection
- *****************************************************************************/
+ */
 s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex)
 {
-    u32 status;
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_get_speed_and_duplex");
-
-    if (hw->mac_type >= e1000_82543) {
-        status = er32(STATUS);
-        if (status & E1000_STATUS_SPEED_1000) {
-            *speed = SPEED_1000;
-            DEBUGOUT("1000 Mbs, ");
-        } else if (status & E1000_STATUS_SPEED_100) {
-            *speed = SPEED_100;
-            DEBUGOUT("100 Mbs, ");
-        } else {
-            *speed = SPEED_10;
-            DEBUGOUT("10 Mbs, ");
-        }
-
-        if (status & E1000_STATUS_FD) {
-            *duplex = FULL_DUPLEX;
-            DEBUGOUT("Full Duplex\n");
-        } else {
-            *duplex = HALF_DUPLEX;
-            DEBUGOUT(" Half Duplex\n");
-        }
-    } else {
-        DEBUGOUT("1000 Mbs, Full Duplex\n");
-        *speed = SPEED_1000;
-        *duplex = FULL_DUPLEX;
-    }
-
-    /* IGP01 PHY may advertise full duplex operation after speed downgrade even
-     * if it is operating at half duplex.  Here we set the duplex settings to
-     * match the duplex in the link partner's capabilities.
-     */
-    if (hw->phy_type == e1000_phy_igp && hw->speed_downgraded) {
-        ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        if (!(phy_data & NWAY_ER_LP_NWAY_CAPS))
-            *duplex = HALF_DUPLEX;
-        else {
-            ret_val = e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data);
-            if (ret_val)
-                return ret_val;
-            if ((*speed == SPEED_100 && !(phy_data & NWAY_LPAR_100TX_FD_CAPS)) ||
-               (*speed == SPEED_10 && !(phy_data & NWAY_LPAR_10T_FD_CAPS)))
-                *duplex = HALF_DUPLEX;
-        }
-    }
-
-    if ((hw->mac_type == e1000_80003es2lan) &&
-        (hw->media_type == e1000_media_type_copper)) {
-        if (*speed == SPEED_1000)
-            ret_val = e1000_configure_kmrn_for_1000(hw);
-        else
-            ret_val = e1000_configure_kmrn_for_10_100(hw, *duplex);
-        if (ret_val)
-            return ret_val;
-    }
-
-    if ((hw->phy_type == e1000_phy_igp_3) && (*speed == SPEED_1000)) {
-        ret_val = e1000_kumeran_lock_loss_workaround(hw);
-        if (ret_val)
-            return ret_val;
-    }
-
-    return E1000_SUCCESS;
+	u32 status;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_get_speed_and_duplex");
+
+	if (hw->mac_type >= e1000_82543) {
+		status = er32(STATUS);
+		if (status & E1000_STATUS_SPEED_1000) {
+			*speed = SPEED_1000;
+			DEBUGOUT("1000 Mbs, ");
+		} else if (status & E1000_STATUS_SPEED_100) {
+			*speed = SPEED_100;
+			DEBUGOUT("100 Mbs, ");
+		} else {
+			*speed = SPEED_10;
+			DEBUGOUT("10 Mbs, ");
+		}
+
+		if (status & E1000_STATUS_FD) {
+			*duplex = FULL_DUPLEX;
+			DEBUGOUT("Full Duplex\n");
+		} else {
+			*duplex = HALF_DUPLEX;
+			DEBUGOUT(" Half Duplex\n");
+		}
+	} else {
+		DEBUGOUT("1000 Mbs, Full Duplex\n");
+		*speed = SPEED_1000;
+		*duplex = FULL_DUPLEX;
+	}
+
+	/* IGP01 PHY may advertise full duplex operation after speed downgrade even
+	 * if it is operating at half duplex.  Here we set the duplex settings to
+	 * match the duplex in the link partner's capabilities.
+	 */
+	if (hw->phy_type == e1000_phy_igp && hw->speed_downgraded) {
+		ret_val = e1000_read_phy_reg(hw, PHY_AUTONEG_EXP, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		if (!(phy_data & NWAY_ER_LP_NWAY_CAPS))
+			*duplex = HALF_DUPLEX;
+		else {
+			ret_val =
+			    e1000_read_phy_reg(hw, PHY_LP_ABILITY, &phy_data);
+			if (ret_val)
+				return ret_val;
+			if ((*speed == SPEED_100
+			     && !(phy_data & NWAY_LPAR_100TX_FD_CAPS))
+			    || (*speed == SPEED_10
+				&& !(phy_data & NWAY_LPAR_10T_FD_CAPS)))
+				*duplex = HALF_DUPLEX;
+		}
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Blocks until autoneg completes or times out (~4.5 seconds)
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_wait_autoneg
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Blocks until autoneg completes or times out (~4.5 seconds)
+ */
 static s32 e1000_wait_autoneg(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 i;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_wait_autoneg");
-    DEBUGOUT("Waiting for Auto-Neg to complete.\n");
-
-    /* We will wait for autoneg to complete or 4.5 seconds to expire. */
-    for (i = PHY_AUTO_NEG_TIME; i > 0; i--) {
-        /* Read the MII Status Register and wait for Auto-Neg
-         * Complete bit to be set.
-         */
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-        if (phy_data & MII_SR_AUTONEG_COMPLETE) {
-            return E1000_SUCCESS;
-        }
-        msleep(100);
-    }
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 i;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_wait_autoneg");
+	DEBUGOUT("Waiting for Auto-Neg to complete.\n");
+
+	/* We will wait for autoneg to complete or 4.5 seconds to expire. */
+	for (i = PHY_AUTO_NEG_TIME; i > 0; i--) {
+		/* Read the MII Status Register and wait for Auto-Neg
+		 * Complete bit to be set.
+		 */
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+		if (phy_data & MII_SR_AUTONEG_COMPLETE) {
+			return E1000_SUCCESS;
+		}
+		msleep(100);
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Raises the Management Data Clock
-*
-* hw - Struct containing variables accessed by shared code
-* ctrl - Device control register's current value
-******************************************************************************/
+/**
+ * e1000_raise_mdi_clk - Raises the Management Data Clock
+ * @hw: Struct containing variables accessed by shared code
+ * @ctrl: Device control register's current value
+ */
 static void e1000_raise_mdi_clk(struct e1000_hw *hw, u32 *ctrl)
 {
-    /* Raise the clock input to the Management Data Clock (by setting the MDC
-     * bit), and then delay 10 microseconds.
-     */
-    ew32(CTRL, (*ctrl | E1000_CTRL_MDC));
-    E1000_WRITE_FLUSH();
-    udelay(10);
+	/* Raise the clock input to the Management Data Clock (by setting the MDC
+	 * bit), and then delay 10 microseconds.
+	 */
+	ew32(CTRL, (*ctrl | E1000_CTRL_MDC));
+	E1000_WRITE_FLUSH();
+	udelay(10);
 }
 
-/******************************************************************************
-* Lowers the Management Data Clock
-*
-* hw - Struct containing variables accessed by shared code
-* ctrl - Device control register's current value
-******************************************************************************/
+/**
+ * e1000_lower_mdi_clk - Lowers the Management Data Clock
+ * @hw: Struct containing variables accessed by shared code
+ * @ctrl: Device control register's current value
+ */
 static void e1000_lower_mdi_clk(struct e1000_hw *hw, u32 *ctrl)
 {
-    /* Lower the clock input to the Management Data Clock (by clearing the MDC
-     * bit), and then delay 10 microseconds.
-     */
-    ew32(CTRL, (*ctrl & ~E1000_CTRL_MDC));
-    E1000_WRITE_FLUSH();
-    udelay(10);
+	/* Lower the clock input to the Management Data Clock (by clearing the MDC
+	 * bit), and then delay 10 microseconds.
+	 */
+	ew32(CTRL, (*ctrl & ~E1000_CTRL_MDC));
+	E1000_WRITE_FLUSH();
+	udelay(10);
 }
 
-/******************************************************************************
-* Shifts data bits out to the PHY
-*
-* hw - Struct containing variables accessed by shared code
-* data - Data to send out to the PHY
-* count - Number of bits to shift out
-*
-* Bits are shifted out in MSB to LSB order.
-******************************************************************************/
+/**
+ * e1000_shift_out_mdi_bits - Shifts data bits out to the PHY
+ * @hw: Struct containing variables accessed by shared code
+ * @data: Data to send out to the PHY
+ * @count: Number of bits to shift out
+ *
+ * Bits are shifted out in MSB to LSB order.
+ */
 static void e1000_shift_out_mdi_bits(struct e1000_hw *hw, u32 data, u16 count)
 {
-    u32 ctrl;
-    u32 mask;
-
-    /* We need to shift "count" number of bits out to the PHY. So, the value
-     * in the "data" parameter will be shifted out to the PHY one bit at a
-     * time. In order to do this, "data" must be broken down into bits.
-     */
-    mask = 0x01;
-    mask <<= (count - 1);
-
-    ctrl = er32(CTRL);
-
-    /* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */
-    ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR);
-
-    while (mask) {
-        /* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and
-         * then raising and lowering the Management Data Clock. A "0" is
-         * shifted out to the PHY by setting the MDIO bit to "0" and then
-         * raising and lowering the clock.
-         */
-        if (data & mask)
-            ctrl |= E1000_CTRL_MDIO;
-        else
-            ctrl &= ~E1000_CTRL_MDIO;
-
-        ew32(CTRL, ctrl);
-        E1000_WRITE_FLUSH();
-
-        udelay(10);
-
-        e1000_raise_mdi_clk(hw, &ctrl);
-        e1000_lower_mdi_clk(hw, &ctrl);
-
-        mask = mask >> 1;
-    }
-}
-
-/******************************************************************************
-* Shifts data bits in from the PHY
-*
-* hw - Struct containing variables accessed by shared code
-*
-* Bits are shifted in in MSB to LSB order.
-******************************************************************************/
-static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw)
-{
-    u32 ctrl;
-    u16 data = 0;
-    u8 i;
-
-    /* In order to read a register from the PHY, we need to shift in a total
-     * of 18 bits from the PHY. The first two bit (turnaround) times are used
-     * to avoid contention on the MDIO pin when a read operation is performed.
-     * These two bits are ignored by us and thrown away. Bits are "shifted in"
-     * by raising the input to the Management Data Clock (setting the MDC bit),
-     * and then reading the value of the MDIO bit.
-     */
-    ctrl = er32(CTRL);
-
-    /* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */
-    ctrl &= ~E1000_CTRL_MDIO_DIR;
-    ctrl &= ~E1000_CTRL_MDIO;
-
-    ew32(CTRL, ctrl);
-    E1000_WRITE_FLUSH();
-
-    /* Raise and Lower the clock before reading in the data. This accounts for
-     * the turnaround bits. The first clock occurred when we clocked out the
-     * last bit of the Register Address.
-     */
-    e1000_raise_mdi_clk(hw, &ctrl);
-    e1000_lower_mdi_clk(hw, &ctrl);
-
-    for (data = 0, i = 0; i < 16; i++) {
-        data = data << 1;
-        e1000_raise_mdi_clk(hw, &ctrl);
-        ctrl = er32(CTRL);
-        /* Check to see if we shifted in a "1". */
-        if (ctrl & E1000_CTRL_MDIO)
-            data |= 1;
-        e1000_lower_mdi_clk(hw, &ctrl);
-    }
-
-    e1000_raise_mdi_clk(hw, &ctrl);
-    e1000_lower_mdi_clk(hw, &ctrl);
-
-    return data;
-}
-
-static s32 e1000_swfw_sync_acquire(struct e1000_hw *hw, u16 mask)
-{
-    u32 swfw_sync = 0;
-    u32 swmask = mask;
-    u32 fwmask = mask << 16;
-    s32 timeout = 200;
+	u32 ctrl;
+	u32 mask;
 
-    DEBUGFUNC("e1000_swfw_sync_acquire");
-
-    if (hw->swfwhw_semaphore_present)
-        return e1000_get_software_flag(hw);
+	/* We need to shift "count" number of bits out to the PHY. So, the value
+	 * in the "data" parameter will be shifted out to the PHY one bit at a
+	 * time. In order to do this, "data" must be broken down into bits.
+	 */
+	mask = 0x01;
+	mask <<= (count - 1);
 
-    if (!hw->swfw_sync_present)
-        return e1000_get_hw_eeprom_semaphore(hw);
+	ctrl = er32(CTRL);
 
-    while (timeout) {
-            if (e1000_get_hw_eeprom_semaphore(hw))
-                return -E1000_ERR_SWFW_SYNC;
+	/* Set MDIO_DIR and MDC_DIR direction bits to be used as output pins. */
+	ctrl |= (E1000_CTRL_MDIO_DIR | E1000_CTRL_MDC_DIR);
 
-            swfw_sync = er32(SW_FW_SYNC);
-            if (!(swfw_sync & (fwmask | swmask))) {
-                break;
-            }
+	while (mask) {
+		/* A "1" is shifted out to the PHY by setting the MDIO bit to "1" and
+		 * then raising and lowering the Management Data Clock. A "0" is
+		 * shifted out to the PHY by setting the MDIO bit to "0" and then
+		 * raising and lowering the clock.
+		 */
+		if (data & mask)
+			ctrl |= E1000_CTRL_MDIO;
+		else
+			ctrl &= ~E1000_CTRL_MDIO;
 
-            /* firmware currently using resource (fwmask) */
-            /* or other software thread currently using resource (swmask) */
-            e1000_put_hw_eeprom_semaphore(hw);
-            mdelay(5);
-            timeout--;
-    }
+		ew32(CTRL, ctrl);
+		E1000_WRITE_FLUSH();
 
-    if (!timeout) {
-        DEBUGOUT("Driver can't access resource, SW_FW_SYNC timeout.\n");
-        return -E1000_ERR_SWFW_SYNC;
-    }
+		udelay(10);
 
-    swfw_sync |= swmask;
-    ew32(SW_FW_SYNC, swfw_sync);
+		e1000_raise_mdi_clk(hw, &ctrl);
+		e1000_lower_mdi_clk(hw, &ctrl);
 
-    e1000_put_hw_eeprom_semaphore(hw);
-    return E1000_SUCCESS;
+		mask = mask >> 1;
+	}
 }
 
-static void e1000_swfw_sync_release(struct e1000_hw *hw, u16 mask)
+/**
+ * e1000_shift_in_mdi_bits - Shifts data bits in from the PHY
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Bits are shifted in in MSB to LSB order.
+ */
+static u16 e1000_shift_in_mdi_bits(struct e1000_hw *hw)
 {
-    u32 swfw_sync;
-    u32 swmask = mask;
+	u32 ctrl;
+	u16 data = 0;
+	u8 i;
 
-    DEBUGFUNC("e1000_swfw_sync_release");
+	/* In order to read a register from the PHY, we need to shift in a total
+	 * of 18 bits from the PHY. The first two bit (turnaround) times are used
+	 * to avoid contention on the MDIO pin when a read operation is performed.
+	 * These two bits are ignored by us and thrown away. Bits are "shifted in"
+	 * by raising the input to the Management Data Clock (setting the MDC bit),
+	 * and then reading the value of the MDIO bit.
+	 */
+	ctrl = er32(CTRL);
 
-    if (hw->swfwhw_semaphore_present) {
-        e1000_release_software_flag(hw);
-        return;
-    }
+	/* Clear MDIO_DIR (SWDPIO1) to indicate this bit is to be used as input. */
+	ctrl &= ~E1000_CTRL_MDIO_DIR;
+	ctrl &= ~E1000_CTRL_MDIO;
 
-    if (!hw->swfw_sync_present) {
-        e1000_put_hw_eeprom_semaphore(hw);
-        return;
-    }
+	ew32(CTRL, ctrl);
+	E1000_WRITE_FLUSH();
 
-    /* if (e1000_get_hw_eeprom_semaphore(hw))
-     *    return -E1000_ERR_SWFW_SYNC; */
-    while (e1000_get_hw_eeprom_semaphore(hw) != E1000_SUCCESS);
-        /* empty */
+	/* Raise and Lower the clock before reading in the data. This accounts for
+	 * the turnaround bits. The first clock occurred when we clocked out the
+	 * last bit of the Register Address.
+	 */
+	e1000_raise_mdi_clk(hw, &ctrl);
+	e1000_lower_mdi_clk(hw, &ctrl);
+
+	for (data = 0, i = 0; i < 16; i++) {
+		data = data << 1;
+		e1000_raise_mdi_clk(hw, &ctrl);
+		ctrl = er32(CTRL);
+		/* Check to see if we shifted in a "1". */
+		if (ctrl & E1000_CTRL_MDIO)
+			data |= 1;
+		e1000_lower_mdi_clk(hw, &ctrl);
+	}
 
-    swfw_sync = er32(SW_FW_SYNC);
-    swfw_sync &= ~swmask;
-    ew32(SW_FW_SYNC, swfw_sync);
+	e1000_raise_mdi_clk(hw, &ctrl);
+	e1000_lower_mdi_clk(hw, &ctrl);
 
-    e1000_put_hw_eeprom_semaphore(hw);
+	return data;
 }
 
-/*****************************************************************************
-* Reads the value from a PHY register, if the value is on a specific non zero
-* page, sets the page first.
-* hw - Struct containing variables accessed by shared code
-* reg_addr - address of the PHY register to read
-******************************************************************************/
+
+/**
+ * e1000_read_phy_reg - read a phy register
+ * @hw: Struct containing variables accessed by shared code
+ * @reg_addr: address of the PHY register to read
+ *
+ * Reads the value from a PHY register, if the value is on a specific non zero
+ * page, sets the page first.
+ */
 s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data)
 {
-    u32 ret_val;
-    u16 swfw;
-
-    DEBUGFUNC("e1000_read_phy_reg");
-
-    if ((hw->mac_type == e1000_80003es2lan) &&
-        (er32(STATUS) & E1000_STATUS_FUNC_1)) {
-        swfw = E1000_SWFW_PHY1_SM;
-    } else {
-        swfw = E1000_SWFW_PHY0_SM;
-    }
-    if (e1000_swfw_sync_acquire(hw, swfw))
-        return -E1000_ERR_SWFW_SYNC;
-
-    if ((hw->phy_type == e1000_phy_igp ||
-        hw->phy_type == e1000_phy_igp_3 ||
-        hw->phy_type == e1000_phy_igp_2) &&
-       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
-        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
-                                         (u16)reg_addr);
-        if (ret_val) {
-            e1000_swfw_sync_release(hw, swfw);
-            return ret_val;
-        }
-    } else if (hw->phy_type == e1000_phy_gg82563) {
-        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
-            (hw->mac_type == e1000_80003es2lan)) {
-            /* Select Configuration Page */
-            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
-                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
-                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
-            } else {
-                /* Use Alternative Page Select register to access
-                 * registers 30 and 31
-                 */
-                ret_val = e1000_write_phy_reg_ex(hw,
-                                                 GG82563_PHY_PAGE_SELECT_ALT,
-                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
-            }
-
-            if (ret_val) {
-                e1000_swfw_sync_release(hw, swfw);
-                return ret_val;
-            }
-        }
-    }
-
-    ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
-                                    phy_data);
-
-    e1000_swfw_sync_release(hw, swfw);
-    return ret_val;
+	u32 ret_val;
+
+	DEBUGFUNC("e1000_read_phy_reg");
+
+	if ((hw->phy_type == e1000_phy_igp) &&
+	    (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
+		ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
+						 (u16) reg_addr);
+		if (ret_val)
+			return ret_val;
+	}
+
+	ret_val = e1000_read_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
+					phy_data);
+
+	return ret_val;
 }
 
 static s32 e1000_read_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
 				 u16 *phy_data)
 {
-    u32 i;
-    u32 mdic = 0;
-    const u32 phy_addr = 1;
-
-    DEBUGFUNC("e1000_read_phy_reg_ex");
-
-    if (reg_addr > MAX_PHY_REG_ADDRESS) {
-        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
-        return -E1000_ERR_PARAM;
-    }
-
-    if (hw->mac_type > e1000_82543) {
-        /* Set up Op-code, Phy Address, and register address in the MDI
-         * Control register.  The MAC will take care of interfacing with the
-         * PHY to retrieve the desired data.
-         */
-        mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
-                (phy_addr << E1000_MDIC_PHY_SHIFT) |
-                (E1000_MDIC_OP_READ));
-
-        ew32(MDIC, mdic);
-
-        /* Poll the ready bit to see if the MDI read completed */
-        for (i = 0; i < 64; i++) {
-            udelay(50);
-            mdic = er32(MDIC);
-            if (mdic & E1000_MDIC_READY) break;
-        }
-        if (!(mdic & E1000_MDIC_READY)) {
-            DEBUGOUT("MDI Read did not complete\n");
-            return -E1000_ERR_PHY;
-        }
-        if (mdic & E1000_MDIC_ERROR) {
-            DEBUGOUT("MDI Error\n");
-            return -E1000_ERR_PHY;
-        }
-        *phy_data = (u16)mdic;
-    } else {
-        /* We must first send a preamble through the MDIO pin to signal the
-         * beginning of an MII instruction.  This is done by sending 32
-         * consecutive "1" bits.
-         */
-        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
-
-        /* Now combine the next few fields that are required for a read
-         * operation.  We use this method instead of calling the
-         * e1000_shift_out_mdi_bits routine five different times. The format of
-         * a MII read instruction consists of a shift out of 14 bits and is
-         * defined as follows:
-         *    <Preamble><SOF><Op Code><Phy Addr><Reg Addr>
-         * followed by a shift in of 18 bits.  This first two bits shifted in
-         * are TurnAround bits used to avoid contention on the MDIO pin when a
-         * READ operation is performed.  These two bits are thrown away
-         * followed by a shift in of 16 bits which contains the desired data.
-         */
-        mdic = ((reg_addr) | (phy_addr << 5) |
-                (PHY_OP_READ << 10) | (PHY_SOF << 12));
-
-        e1000_shift_out_mdi_bits(hw, mdic, 14);
-
-        /* Now that we've shifted out the read command to the MII, we need to
-         * "shift in" the 16-bit value (18 total bits) of the requested PHY
-         * register address.
-         */
-        *phy_data = e1000_shift_in_mdi_bits(hw);
-    }
-    return E1000_SUCCESS;
+	u32 i;
+	u32 mdic = 0;
+	const u32 phy_addr = 1;
+
+	DEBUGFUNC("e1000_read_phy_reg_ex");
+
+	if (reg_addr > MAX_PHY_REG_ADDRESS) {
+		DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
+		return -E1000_ERR_PARAM;
+	}
+
+	if (hw->mac_type > e1000_82543) {
+		/* Set up Op-code, Phy Address, and register address in the MDI
+		 * Control register.  The MAC will take care of interfacing with the
+		 * PHY to retrieve the desired data.
+		 */
+		mdic = ((reg_addr << E1000_MDIC_REG_SHIFT) |
+			(phy_addr << E1000_MDIC_PHY_SHIFT) |
+			(E1000_MDIC_OP_READ));
+
+		ew32(MDIC, mdic);
+
+		/* Poll the ready bit to see if the MDI read completed */
+		for (i = 0; i < 64; i++) {
+			udelay(50);
+			mdic = er32(MDIC);
+			if (mdic & E1000_MDIC_READY)
+				break;
+		}
+		if (!(mdic & E1000_MDIC_READY)) {
+			DEBUGOUT("MDI Read did not complete\n");
+			return -E1000_ERR_PHY;
+		}
+		if (mdic & E1000_MDIC_ERROR) {
+			DEBUGOUT("MDI Error\n");
+			return -E1000_ERR_PHY;
+		}
+		*phy_data = (u16) mdic;
+	} else {
+		/* We must first send a preamble through the MDIO pin to signal the
+		 * beginning of an MII instruction.  This is done by sending 32
+		 * consecutive "1" bits.
+		 */
+		e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
+
+		/* Now combine the next few fields that are required for a read
+		 * operation.  We use this method instead of calling the
+		 * e1000_shift_out_mdi_bits routine five different times. The format of
+		 * a MII read instruction consists of a shift out of 14 bits and is
+		 * defined as follows:
+		 *    <Preamble><SOF><Op Code><Phy Addr><Reg Addr>
+		 * followed by a shift in of 18 bits.  This first two bits shifted in
+		 * are TurnAround bits used to avoid contention on the MDIO pin when a
+		 * READ operation is performed.  These two bits are thrown away
+		 * followed by a shift in of 16 bits which contains the desired data.
+		 */
+		mdic = ((reg_addr) | (phy_addr << 5) |
+			(PHY_OP_READ << 10) | (PHY_SOF << 12));
+
+		e1000_shift_out_mdi_bits(hw, mdic, 14);
+
+		/* Now that we've shifted out the read command to the MII, we need to
+		 * "shift in" the 16-bit value (18 total bits) of the requested PHY
+		 * register address.
+		 */
+		*phy_data = e1000_shift_in_mdi_bits(hw);
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Writes a value to a PHY register
-*
-* hw - Struct containing variables accessed by shared code
-* reg_addr - address of the PHY register to write
-* data - data to write to the PHY
-******************************************************************************/
+/**
+ * e1000_write_phy_reg - write a phy register
+ *
+ * @hw: Struct containing variables accessed by shared code
+ * @reg_addr: address of the PHY register to write
+ * @data: data to write to the PHY
+
+ * Writes a value to a PHY register
+ */
 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 phy_data)
 {
-    u32 ret_val;
-    u16 swfw;
-
-    DEBUGFUNC("e1000_write_phy_reg");
-
-    if ((hw->mac_type == e1000_80003es2lan) &&
-        (er32(STATUS) & E1000_STATUS_FUNC_1)) {
-        swfw = E1000_SWFW_PHY1_SM;
-    } else {
-        swfw = E1000_SWFW_PHY0_SM;
-    }
-    if (e1000_swfw_sync_acquire(hw, swfw))
-        return -E1000_ERR_SWFW_SYNC;
-
-    if ((hw->phy_type == e1000_phy_igp ||
-        hw->phy_type == e1000_phy_igp_3 ||
-        hw->phy_type == e1000_phy_igp_2) &&
-       (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
-        ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
-                                         (u16)reg_addr);
-        if (ret_val) {
-            e1000_swfw_sync_release(hw, swfw);
-            return ret_val;
-        }
-    } else if (hw->phy_type == e1000_phy_gg82563) {
-        if (((reg_addr & MAX_PHY_REG_ADDRESS) > MAX_PHY_MULTI_PAGE_REG) ||
-            (hw->mac_type == e1000_80003es2lan)) {
-            /* Select Configuration Page */
-            if ((reg_addr & MAX_PHY_REG_ADDRESS) < GG82563_MIN_ALT_REG) {
-                ret_val = e1000_write_phy_reg_ex(hw, GG82563_PHY_PAGE_SELECT,
-                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
-            } else {
-                /* Use Alternative Page Select register to access
-                 * registers 30 and 31
-                 */
-                ret_val = e1000_write_phy_reg_ex(hw,
-                                                 GG82563_PHY_PAGE_SELECT_ALT,
-                          (u16)((u16)reg_addr >> GG82563_PAGE_SHIFT));
-            }
-
-            if (ret_val) {
-                e1000_swfw_sync_release(hw, swfw);
-                return ret_val;
-            }
-        }
-    }
-
-    ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
-                                     phy_data);
-
-    e1000_swfw_sync_release(hw, swfw);
-    return ret_val;
+	u32 ret_val;
+
+	DEBUGFUNC("e1000_write_phy_reg");
+
+	if ((hw->phy_type == e1000_phy_igp) &&
+	    (reg_addr > MAX_PHY_MULTI_PAGE_REG)) {
+		ret_val = e1000_write_phy_reg_ex(hw, IGP01E1000_PHY_PAGE_SELECT,
+						 (u16) reg_addr);
+		if (ret_val)
+			return ret_val;
+	}
+
+	ret_val = e1000_write_phy_reg_ex(hw, MAX_PHY_REG_ADDRESS & reg_addr,
+					 phy_data);
+
+	return ret_val;
 }
 
 static s32 e1000_write_phy_reg_ex(struct e1000_hw *hw, u32 reg_addr,
 				  u16 phy_data)
 {
-    u32 i;
-    u32 mdic = 0;
-    const u32 phy_addr = 1;
-
-    DEBUGFUNC("e1000_write_phy_reg_ex");
-
-    if (reg_addr > MAX_PHY_REG_ADDRESS) {
-        DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
-        return -E1000_ERR_PARAM;
-    }
-
-    if (hw->mac_type > e1000_82543) {
-        /* Set up Op-code, Phy Address, register address, and data intended
-         * for the PHY register in the MDI Control register.  The MAC will take
-         * care of interfacing with the PHY to send the desired data.
-         */
-        mdic = (((u32)phy_data) |
-                (reg_addr << E1000_MDIC_REG_SHIFT) |
-                (phy_addr << E1000_MDIC_PHY_SHIFT) |
-                (E1000_MDIC_OP_WRITE));
-
-        ew32(MDIC, mdic);
-
-        /* Poll the ready bit to see if the MDI read completed */
-        for (i = 0; i < 641; i++) {
-            udelay(5);
-            mdic = er32(MDIC);
-            if (mdic & E1000_MDIC_READY) break;
-        }
-        if (!(mdic & E1000_MDIC_READY)) {
-            DEBUGOUT("MDI Write did not complete\n");
-            return -E1000_ERR_PHY;
-        }
-    } else {
-        /* We'll need to use the SW defined pins to shift the write command
-         * out to the PHY. We first send a preamble to the PHY to signal the
-         * beginning of the MII instruction.  This is done by sending 32
-         * consecutive "1" bits.
-         */
-        e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
-
-        /* Now combine the remaining required fields that will indicate a
-         * write operation. We use this method instead of calling the
-         * e1000_shift_out_mdi_bits routine for each field in the command. The
-         * format of a MII write instruction is as follows:
-         * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>.
-         */
-        mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) |
-                (PHY_OP_WRITE << 12) | (PHY_SOF << 14));
-        mdic <<= 16;
-        mdic |= (u32)phy_data;
-
-        e1000_shift_out_mdi_bits(hw, mdic, 32);
-    }
-
-    return E1000_SUCCESS;
-}
+	u32 i;
+	u32 mdic = 0;
+	const u32 phy_addr = 1;
 
-static s32 e1000_read_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 *data)
-{
-    u32 reg_val;
-    u16 swfw;
-    DEBUGFUNC("e1000_read_kmrn_reg");
-
-    if ((hw->mac_type == e1000_80003es2lan) &&
-        (er32(STATUS) & E1000_STATUS_FUNC_1)) {
-        swfw = E1000_SWFW_PHY1_SM;
-    } else {
-        swfw = E1000_SWFW_PHY0_SM;
-    }
-    if (e1000_swfw_sync_acquire(hw, swfw))
-        return -E1000_ERR_SWFW_SYNC;
-
-    /* Write register address */
-    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
-              E1000_KUMCTRLSTA_OFFSET) |
-              E1000_KUMCTRLSTA_REN;
-    ew32(KUMCTRLSTA, reg_val);
-    udelay(2);
-
-    /* Read the data returned */
-    reg_val = er32(KUMCTRLSTA);
-    *data = (u16)reg_val;
-
-    e1000_swfw_sync_release(hw, swfw);
-    return E1000_SUCCESS;
-}
+	DEBUGFUNC("e1000_write_phy_reg_ex");
 
-static s32 e1000_write_kmrn_reg(struct e1000_hw *hw, u32 reg_addr, u16 data)
-{
-    u32 reg_val;
-    u16 swfw;
-    DEBUGFUNC("e1000_write_kmrn_reg");
-
-    if ((hw->mac_type == e1000_80003es2lan) &&
-        (er32(STATUS) & E1000_STATUS_FUNC_1)) {
-        swfw = E1000_SWFW_PHY1_SM;
-    } else {
-        swfw = E1000_SWFW_PHY0_SM;
-    }
-    if (e1000_swfw_sync_acquire(hw, swfw))
-        return -E1000_ERR_SWFW_SYNC;
-
-    reg_val = ((reg_addr << E1000_KUMCTRLSTA_OFFSET_SHIFT) &
-              E1000_KUMCTRLSTA_OFFSET) | data;
-    ew32(KUMCTRLSTA, reg_val);
-    udelay(2);
-
-    e1000_swfw_sync_release(hw, swfw);
-    return E1000_SUCCESS;
+	if (reg_addr > MAX_PHY_REG_ADDRESS) {
+		DEBUGOUT1("PHY Address %d is out of range\n", reg_addr);
+		return -E1000_ERR_PARAM;
+	}
+
+	if (hw->mac_type > e1000_82543) {
+		/* Set up Op-code, Phy Address, register address, and data intended
+		 * for the PHY register in the MDI Control register.  The MAC will take
+		 * care of interfacing with the PHY to send the desired data.
+		 */
+		mdic = (((u32) phy_data) |
+			(reg_addr << E1000_MDIC_REG_SHIFT) |
+			(phy_addr << E1000_MDIC_PHY_SHIFT) |
+			(E1000_MDIC_OP_WRITE));
+
+		ew32(MDIC, mdic);
+
+		/* Poll the ready bit to see if the MDI read completed */
+		for (i = 0; i < 641; i++) {
+			udelay(5);
+			mdic = er32(MDIC);
+			if (mdic & E1000_MDIC_READY)
+				break;
+		}
+		if (!(mdic & E1000_MDIC_READY)) {
+			DEBUGOUT("MDI Write did not complete\n");
+			return -E1000_ERR_PHY;
+		}
+	} else {
+		/* We'll need to use the SW defined pins to shift the write command
+		 * out to the PHY. We first send a preamble to the PHY to signal the
+		 * beginning of the MII instruction.  This is done by sending 32
+		 * consecutive "1" bits.
+		 */
+		e1000_shift_out_mdi_bits(hw, PHY_PREAMBLE, PHY_PREAMBLE_SIZE);
+
+		/* Now combine the remaining required fields that will indicate a
+		 * write operation. We use this method instead of calling the
+		 * e1000_shift_out_mdi_bits routine for each field in the command. The
+		 * format of a MII write instruction is as follows:
+		 * <Preamble><SOF><Op Code><Phy Addr><Reg Addr><Turnaround><Data>.
+		 */
+		mdic = ((PHY_TURNAROUND) | (reg_addr << 2) | (phy_addr << 7) |
+			(PHY_OP_WRITE << 12) | (PHY_SOF << 14));
+		mdic <<= 16;
+		mdic |= (u32) phy_data;
+
+		e1000_shift_out_mdi_bits(hw, mdic, 32);
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Returns the PHY to the power-on reset state
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_phy_hw_reset - reset the phy, hardware style
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Returns the PHY to the power-on reset state
+ */
 s32 e1000_phy_hw_reset(struct e1000_hw *hw)
 {
-    u32 ctrl, ctrl_ext;
-    u32 led_ctrl;
-    s32 ret_val;
-    u16 swfw;
-
-    DEBUGFUNC("e1000_phy_hw_reset");
-
-    /* In the case of the phy reset being blocked, it's not an error, we
-     * simply return success without performing the reset. */
-    ret_val = e1000_check_phy_reset_block(hw);
-    if (ret_val)
-        return E1000_SUCCESS;
-
-    DEBUGOUT("Resetting Phy...\n");
-
-    if (hw->mac_type > e1000_82543) {
-        if ((hw->mac_type == e1000_80003es2lan) &&
-            (er32(STATUS) & E1000_STATUS_FUNC_1)) {
-            swfw = E1000_SWFW_PHY1_SM;
-        } else {
-            swfw = E1000_SWFW_PHY0_SM;
-        }
-        if (e1000_swfw_sync_acquire(hw, swfw)) {
-            DEBUGOUT("Unable to acquire swfw sync\n");
-            return -E1000_ERR_SWFW_SYNC;
-        }
-        /* Read the device control register and assert the E1000_CTRL_PHY_RST
-         * bit. Then, take it out of reset.
-         * For pre-e1000_82571 hardware, we delay for 10ms between the assert
-         * and deassert.  For e1000_82571 hardware and later, we instead delay
-         * for 50us between and 10ms after the deassertion.
-         */
-        ctrl = er32(CTRL);
-        ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
-        E1000_WRITE_FLUSH();
-
-        if (hw->mac_type < e1000_82571)
-            msleep(10);
-        else
-            udelay(100);
-
-        ew32(CTRL, ctrl);
-        E1000_WRITE_FLUSH();
-
-        if (hw->mac_type >= e1000_82571)
-            mdelay(10);
-
-        e1000_swfw_sync_release(hw, swfw);
-    } else {
-        /* Read the Extended Device Control Register, assert the PHY_RESET_DIR
-         * bit to put the PHY into reset. Then, take it out of reset.
-         */
-        ctrl_ext = er32(CTRL_EXT);
-        ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR;
-        ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA;
-        ew32(CTRL_EXT, ctrl_ext);
-        E1000_WRITE_FLUSH();
-        msleep(10);
-        ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA;
-        ew32(CTRL_EXT, ctrl_ext);
-        E1000_WRITE_FLUSH();
-    }
-    udelay(150);
-
-    if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
-        /* Configure activity LED after PHY reset */
-        led_ctrl = er32(LEDCTL);
-        led_ctrl &= IGP_ACTIVITY_LED_MASK;
-        led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
-        ew32(LEDCTL, led_ctrl);
-    }
-
-    /* Wait for FW to finish PHY configuration. */
-    ret_val = e1000_get_phy_cfg_done(hw);
-    if (ret_val != E1000_SUCCESS)
-        return ret_val;
-    e1000_release_software_semaphore(hw);
-
-    if ((hw->mac_type == e1000_ich8lan) && (hw->phy_type == e1000_phy_igp_3))
-        ret_val = e1000_init_lcd_from_nvm(hw);
-
-    return ret_val;
+	u32 ctrl, ctrl_ext;
+	u32 led_ctrl;
+	s32 ret_val;
+
+	DEBUGFUNC("e1000_phy_hw_reset");
+
+	DEBUGOUT("Resetting Phy...\n");
+
+	if (hw->mac_type > e1000_82543) {
+		/* Read the device control register and assert the E1000_CTRL_PHY_RST
+		 * bit. Then, take it out of reset.
+		 * For e1000 hardware, we delay for 10ms between the assert
+		 * and deassert.
+		 */
+		ctrl = er32(CTRL);
+		ew32(CTRL, ctrl | E1000_CTRL_PHY_RST);
+		E1000_WRITE_FLUSH();
+
+		msleep(10);
+
+		ew32(CTRL, ctrl);
+		E1000_WRITE_FLUSH();
+
+	} else {
+		/* Read the Extended Device Control Register, assert the PHY_RESET_DIR
+		 * bit to put the PHY into reset. Then, take it out of reset.
+		 */
+		ctrl_ext = er32(CTRL_EXT);
+		ctrl_ext |= E1000_CTRL_EXT_SDP4_DIR;
+		ctrl_ext &= ~E1000_CTRL_EXT_SDP4_DATA;
+		ew32(CTRL_EXT, ctrl_ext);
+		E1000_WRITE_FLUSH();
+		msleep(10);
+		ctrl_ext |= E1000_CTRL_EXT_SDP4_DATA;
+		ew32(CTRL_EXT, ctrl_ext);
+		E1000_WRITE_FLUSH();
+	}
+	udelay(150);
+
+	if ((hw->mac_type == e1000_82541) || (hw->mac_type == e1000_82547)) {
+		/* Configure activity LED after PHY reset */
+		led_ctrl = er32(LEDCTL);
+		led_ctrl &= IGP_ACTIVITY_LED_MASK;
+		led_ctrl |= (IGP_ACTIVITY_LED_ENABLE | IGP_LED3_MODE);
+		ew32(LEDCTL, led_ctrl);
+	}
+
+	/* Wait for FW to finish PHY configuration. */
+	ret_val = e1000_get_phy_cfg_done(hw);
+	if (ret_val != E1000_SUCCESS)
+		return ret_val;
+
+	return ret_val;
 }
 
-/******************************************************************************
-* Resets the PHY
-*
-* hw - Struct containing variables accessed by shared code
-*
-* Sets bit 15 of the MII Control register
-******************************************************************************/
+/**
+ * e1000_phy_reset - reset the phy to commit settings
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Resets the PHY
+ * Sets bit 15 of the MII Control register
+ */
 s32 e1000_phy_reset(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_phy_reset");
-
-    /* In the case of the phy reset being blocked, it's not an error, we
-     * simply return success without performing the reset. */
-    ret_val = e1000_check_phy_reset_block(hw);
-    if (ret_val)
-        return E1000_SUCCESS;
-
-    switch (hw->phy_type) {
-    case e1000_phy_igp:
-    case e1000_phy_igp_2:
-    case e1000_phy_igp_3:
-    case e1000_phy_ife:
-        ret_val = e1000_phy_hw_reset(hw);
-        if (ret_val)
-            return ret_val;
-        break;
-    default:
-        ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data |= MII_CR_RESET;
-        ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
-        if (ret_val)
-            return ret_val;
-
-        udelay(1);
-        break;
-    }
-
-    if (hw->phy_type == e1000_phy_igp || hw->phy_type == e1000_phy_igp_2)
-        e1000_phy_init_script(hw);
-
-    return E1000_SUCCESS;
-}
+	s32 ret_val;
+	u16 phy_data;
 
-/******************************************************************************
-* Work-around for 82566 power-down: on D3 entry-
-* 1) disable gigabit link
-* 2) write VR power-down enable
-* 3) read it back
-* if successful continue, else issue LCD reset and repeat
-*
-* hw - struct containing variables accessed by shared code
-******************************************************************************/
-void e1000_phy_powerdown_workaround(struct e1000_hw *hw)
-{
-    s32 reg;
-    u16 phy_data;
-    s32 retry = 0;
+	DEBUGFUNC("e1000_phy_reset");
 
-    DEBUGFUNC("e1000_phy_powerdown_workaround");
+	switch (hw->phy_type) {
+	case e1000_phy_igp:
+		ret_val = e1000_phy_hw_reset(hw);
+		if (ret_val)
+			return ret_val;
+		break;
+	default:
+		ret_val = e1000_read_phy_reg(hw, PHY_CTRL, &phy_data);
+		if (ret_val)
+			return ret_val;
 
-    if (hw->phy_type != e1000_phy_igp_3)
-        return;
+		phy_data |= MII_CR_RESET;
+		ret_val = e1000_write_phy_reg(hw, PHY_CTRL, phy_data);
+		if (ret_val)
+			return ret_val;
 
-    do {
-        /* Disable link */
-        reg = er32(PHY_CTRL);
-        ew32(PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
-                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
+		udelay(1);
+		break;
+	}
 
-        /* Write VR power-down enable - bits 9:8 should be 10b */
-        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
-        phy_data |= (1 << 9);
-        phy_data &= ~(1 << 8);
-        e1000_write_phy_reg(hw, IGP3_VR_CTRL, phy_data);
+	if (hw->phy_type == e1000_phy_igp)
+		e1000_phy_init_script(hw);
 
-        /* Read it back and test */
-        e1000_read_phy_reg(hw, IGP3_VR_CTRL, &phy_data);
-        if (((phy_data & IGP3_VR_CTRL_MODE_MASK) == IGP3_VR_CTRL_MODE_SHUT) || retry)
-            break;
+	return E1000_SUCCESS;
+}
 
-        /* Issue PHY reset and repeat at most one more time */
-        reg = er32(CTRL);
-        ew32(CTRL, reg | E1000_CTRL_PHY_RST);
-        retry++;
-    } while (retry);
+/**
+ * e1000_detect_gig_phy - check the phy type
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Probes the expected PHY address for known PHY IDs
+ */
+static s32 e1000_detect_gig_phy(struct e1000_hw *hw)
+{
+	s32 phy_init_status, ret_val;
+	u16 phy_id_high, phy_id_low;
+	bool match = false;
 
-    return;
+	DEBUGFUNC("e1000_detect_gig_phy");
 
-}
+	if (hw->phy_id != 0)
+		return E1000_SUCCESS;
 
-/******************************************************************************
-* Work-around for 82566 Kumeran PCS lock loss:
-* On link status change (i.e. PCI reset, speed change) and link is up and
-* speed is gigabit-
-* 0) if workaround is optionally disabled do nothing
-* 1) wait 1ms for Kumeran link to come up
-* 2) check Kumeran Diagnostic register PCS lock loss bit
-* 3) if not set the link is locked (all is good), otherwise...
-* 4) reset the PHY
-* 5) repeat up to 10 times
-* Note: this is only called for IGP3 copper when speed is 1gb.
-*
-* hw - struct containing variables accessed by shared code
-******************************************************************************/
-static s32 e1000_kumeran_lock_loss_workaround(struct e1000_hw *hw)
-{
-    s32 ret_val;
-    s32 reg;
-    s32 cnt;
-    u16 phy_data;
-
-    if (hw->kmrn_lock_loss_workaround_disabled)
-        return E1000_SUCCESS;
-
-    /* Make sure link is up before proceeding.  If not just return.
-     * Attempting this while link is negotiating fouled up link
-     * stability */
-    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-
-    if (phy_data & MII_SR_LINK_STATUS) {
-        for (cnt = 0; cnt < 10; cnt++) {
-            /* read once to clear */
-            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
-            if (ret_val)
-                return ret_val;
-            /* and again to get new status */
-            ret_val = e1000_read_phy_reg(hw, IGP3_KMRN_DIAG, &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            /* check for PCS lock */
-            if (!(phy_data & IGP3_KMRN_DIAG_PCS_LOCK_LOSS))
-                return E1000_SUCCESS;
-
-            /* Issue PHY reset */
-            e1000_phy_hw_reset(hw);
-            mdelay(5);
-        }
-        /* Disable GigE link negotiation */
-        reg = er32(PHY_CTRL);
-        ew32(PHY_CTRL, reg | E1000_PHY_CTRL_GBE_DISABLE |
-                        E1000_PHY_CTRL_NOND0A_GBE_DISABLE);
-
-        /* unable to acquire PCS lock */
-        return E1000_ERR_PHY;
-    }
-
-    return E1000_SUCCESS;
-}
+	/* Read the PHY ID Registers to identify which PHY is onboard. */
+	ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
+	if (ret_val)
+		return ret_val;
 
-/******************************************************************************
-* Probes the expected PHY address for known PHY IDs
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
-static s32 e1000_detect_gig_phy(struct e1000_hw *hw)
-{
-    s32 phy_init_status, ret_val;
-    u16 phy_id_high, phy_id_low;
-    bool match = false;
-
-    DEBUGFUNC("e1000_detect_gig_phy");
-
-    if (hw->phy_id != 0)
-        return E1000_SUCCESS;
-
-    /* The 82571 firmware may still be configuring the PHY.  In this
-     * case, we cannot access the PHY until the configuration is done.  So
-     * we explicitly set the PHY values. */
-    if (hw->mac_type == e1000_82571 ||
-        hw->mac_type == e1000_82572) {
-        hw->phy_id = IGP01E1000_I_PHY_ID;
-        hw->phy_type = e1000_phy_igp_2;
-        return E1000_SUCCESS;
-    }
-
-    /* ESB-2 PHY reads require e1000_phy_gg82563 to be set because of a work-
-     * around that forces PHY page 0 to be set or the reads fail.  The rest of
-     * the code in this routine uses e1000_read_phy_reg to read the PHY ID.
-     * So for ESB-2 we need to have this set so our reads won't fail.  If the
-     * attached PHY is not a e1000_phy_gg82563, the routines below will figure
-     * this out as well. */
-    if (hw->mac_type == e1000_80003es2lan)
-        hw->phy_type = e1000_phy_gg82563;
-
-    /* Read the PHY ID Registers to identify which PHY is onboard. */
-    ret_val = e1000_read_phy_reg(hw, PHY_ID1, &phy_id_high);
-    if (ret_val)
-        return ret_val;
-
-    hw->phy_id = (u32)(phy_id_high << 16);
-    udelay(20);
-    ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low);
-    if (ret_val)
-        return ret_val;
-
-    hw->phy_id |= (u32)(phy_id_low & PHY_REVISION_MASK);
-    hw->phy_revision = (u32)phy_id_low & ~PHY_REVISION_MASK;
-
-    switch (hw->mac_type) {
-    case e1000_82543:
-        if (hw->phy_id == M88E1000_E_PHY_ID) match = true;
-        break;
-    case e1000_82544:
-        if (hw->phy_id == M88E1000_I_PHY_ID) match = true;
-        break;
-    case e1000_82540:
-    case e1000_82545:
-    case e1000_82545_rev_3:
-    case e1000_82546:
-    case e1000_82546_rev_3:
-        if (hw->phy_id == M88E1011_I_PHY_ID) match = true;
-        break;
-    case e1000_82541:
-    case e1000_82541_rev_2:
-    case e1000_82547:
-    case e1000_82547_rev_2:
-        if (hw->phy_id == IGP01E1000_I_PHY_ID) match = true;
-        break;
-    case e1000_82573:
-        if (hw->phy_id == M88E1111_I_PHY_ID) match = true;
-        break;
-    case e1000_80003es2lan:
-        if (hw->phy_id == GG82563_E_PHY_ID) match = true;
-        break;
-    case e1000_ich8lan:
-        if (hw->phy_id == IGP03E1000_E_PHY_ID) match = true;
-        if (hw->phy_id == IFE_E_PHY_ID) match = true;
-        if (hw->phy_id == IFE_PLUS_E_PHY_ID) match = true;
-        if (hw->phy_id == IFE_C_E_PHY_ID) match = true;
-        break;
-    default:
-        DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
-        return -E1000_ERR_CONFIG;
-    }
-    phy_init_status = e1000_set_phy_type(hw);
-
-    if ((match) && (phy_init_status == E1000_SUCCESS)) {
-        DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id);
-        return E1000_SUCCESS;
-    }
-    DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id);
-    return -E1000_ERR_PHY;
+	hw->phy_id = (u32) (phy_id_high << 16);
+	udelay(20);
+	ret_val = e1000_read_phy_reg(hw, PHY_ID2, &phy_id_low);
+	if (ret_val)
+		return ret_val;
+
+	hw->phy_id |= (u32) (phy_id_low & PHY_REVISION_MASK);
+	hw->phy_revision = (u32) phy_id_low & ~PHY_REVISION_MASK;
+
+	switch (hw->mac_type) {
+	case e1000_82543:
+		if (hw->phy_id == M88E1000_E_PHY_ID)
+			match = true;
+		break;
+	case e1000_82544:
+		if (hw->phy_id == M88E1000_I_PHY_ID)
+			match = true;
+		break;
+	case e1000_82540:
+	case e1000_82545:
+	case e1000_82545_rev_3:
+	case e1000_82546:
+	case e1000_82546_rev_3:
+		if (hw->phy_id == M88E1011_I_PHY_ID)
+			match = true;
+		break;
+	case e1000_82541:
+	case e1000_82541_rev_2:
+	case e1000_82547:
+	case e1000_82547_rev_2:
+		if (hw->phy_id == IGP01E1000_I_PHY_ID)
+			match = true;
+		break;
+	default:
+		DEBUGOUT1("Invalid MAC type %d\n", hw->mac_type);
+		return -E1000_ERR_CONFIG;
+	}
+	phy_init_status = e1000_set_phy_type(hw);
+
+	if ((match) && (phy_init_status == E1000_SUCCESS)) {
+		DEBUGOUT1("PHY ID 0x%X detected\n", hw->phy_id);
+		return E1000_SUCCESS;
+	}
+	DEBUGOUT1("Invalid PHY ID 0x%X\n", hw->phy_id);
+	return -E1000_ERR_PHY;
 }
 
-/******************************************************************************
-* Resets the PHY's DSP
-*
-* hw - Struct containing variables accessed by shared code
-******************************************************************************/
+/**
+ * e1000_phy_reset_dsp - reset DSP
+ * @hw: Struct containing variables accessed by shared code
+ *
+ * Resets the PHY's DSP
+ */
 static s32 e1000_phy_reset_dsp(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    DEBUGFUNC("e1000_phy_reset_dsp");
-
-    do {
-        if (hw->phy_type != e1000_phy_gg82563) {
-            ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
-            if (ret_val) break;
-        }
-        ret_val = e1000_write_phy_reg(hw, 30, 0x00c1);
-        if (ret_val) break;
-        ret_val = e1000_write_phy_reg(hw, 30, 0x0000);
-        if (ret_val) break;
-        ret_val = E1000_SUCCESS;
-    } while (0);
-
-    return ret_val;
+	s32 ret_val;
+	DEBUGFUNC("e1000_phy_reset_dsp");
+
+	do {
+		ret_val = e1000_write_phy_reg(hw, 29, 0x001d);
+		if (ret_val)
+			break;
+		ret_val = e1000_write_phy_reg(hw, 30, 0x00c1);
+		if (ret_val)
+			break;
+		ret_val = e1000_write_phy_reg(hw, 30, 0x0000);
+		if (ret_val)
+			break;
+		ret_val = E1000_SUCCESS;
+	} while (0);
+
+	return ret_val;
 }
 
-/******************************************************************************
-* Get PHY information from various PHY registers for igp PHY only.
-*
-* hw - Struct containing variables accessed by shared code
-* phy_info - PHY information structure
-******************************************************************************/
+/**
+ * e1000_phy_igp_get_info - get igp specific registers
+ * @hw: Struct containing variables accessed by shared code
+ * @phy_info: PHY information structure
+ *
+ * Get PHY information from various PHY registers for igp PHY only.
+ */
 static s32 e1000_phy_igp_get_info(struct e1000_hw *hw,
 				  struct e1000_phy_info *phy_info)
 {
-    s32 ret_val;
-    u16 phy_data, min_length, max_length, average;
-    e1000_rev_polarity polarity;
-
-    DEBUGFUNC("e1000_phy_igp_get_info");
-
-    /* The downshift status is checked only once, after link is established,
-     * and it stored in the hw->speed_downgraded parameter. */
-    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
-
-    /* IGP01E1000 does not need to support it. */
-    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
-
-    /* IGP01E1000 always correct polarity reversal */
-    phy_info->polarity_correction = e1000_polarity_reversal_enabled;
-
-    /* Check polarity status */
-    ret_val = e1000_check_polarity(hw, &polarity);
-    if (ret_val)
-        return ret_val;
-
-    phy_info->cable_polarity = polarity;
-
-    ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & IGP01E1000_PSSR_MDIX) >>
-                          IGP01E1000_PSSR_MDIX_SHIFT);
-
-    if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
-       IGP01E1000_PSSR_SPEED_1000MBPS) {
-        /* Local/Remote Receiver Information are only valid at 1000 Mbps */
-        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
-                             SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
-                             e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
-        phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
-                              SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
-                              e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
-
-        /* Get cable length */
-        ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
-        if (ret_val)
-            return ret_val;
-
-        /* Translate to old method */
-        average = (max_length + min_length) / 2;
-
-        if (average <= e1000_igp_cable_length_50)
-            phy_info->cable_length = e1000_cable_length_50;
-        else if (average <= e1000_igp_cable_length_80)
-            phy_info->cable_length = e1000_cable_length_50_80;
-        else if (average <= e1000_igp_cable_length_110)
-            phy_info->cable_length = e1000_cable_length_80_110;
-        else if (average <= e1000_igp_cable_length_140)
-            phy_info->cable_length = e1000_cable_length_110_140;
-        else
-            phy_info->cable_length = e1000_cable_length_140;
-    }
-
-    return E1000_SUCCESS;
-}
+	s32 ret_val;
+	u16 phy_data, min_length, max_length, average;
+	e1000_rev_polarity polarity;
+
+	DEBUGFUNC("e1000_phy_igp_get_info");
+
+	/* The downshift status is checked only once, after link is established,
+	 * and it stored in the hw->speed_downgraded parameter. */
+	phy_info->downshift = (e1000_downshift) hw->speed_downgraded;
+
+	/* IGP01E1000 does not need to support it. */
+	phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
+
+	/* IGP01E1000 always correct polarity reversal */
+	phy_info->polarity_correction = e1000_polarity_reversal_enabled;
+
+	/* Check polarity status */
+	ret_val = e1000_check_polarity(hw, &polarity);
+	if (ret_val)
+		return ret_val;
+
+	phy_info->cable_polarity = polarity;
+
+	ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	phy_info->mdix_mode =
+	    (e1000_auto_x_mode) ((phy_data & IGP01E1000_PSSR_MDIX) >>
+				 IGP01E1000_PSSR_MDIX_SHIFT);
+
+	if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
+	    IGP01E1000_PSSR_SPEED_1000MBPS) {
+		/* Local/Remote Receiver Information are only valid at 1000 Mbps */
+		ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
+				      SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
+		    e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+		phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
+				       SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
+		    e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+
+		/* Get cable length */
+		ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
+		if (ret_val)
+			return ret_val;
+
+		/* Translate to old method */
+		average = (max_length + min_length) / 2;
+
+		if (average <= e1000_igp_cable_length_50)
+			phy_info->cable_length = e1000_cable_length_50;
+		else if (average <= e1000_igp_cable_length_80)
+			phy_info->cable_length = e1000_cable_length_50_80;
+		else if (average <= e1000_igp_cable_length_110)
+			phy_info->cable_length = e1000_cable_length_80_110;
+		else if (average <= e1000_igp_cable_length_140)
+			phy_info->cable_length = e1000_cable_length_110_140;
+		else
+			phy_info->cable_length = e1000_cable_length_140;
+	}
 
-/******************************************************************************
-* Get PHY information from various PHY registers for ife PHY only.
-*
-* hw - Struct containing variables accessed by shared code
-* phy_info - PHY information structure
-******************************************************************************/
-static s32 e1000_phy_ife_get_info(struct e1000_hw *hw,
-				  struct e1000_phy_info *phy_info)
-{
-    s32 ret_val;
-    u16 phy_data;
-    e1000_rev_polarity polarity;
-
-    DEBUGFUNC("e1000_phy_ife_get_info");
-
-    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
-    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_normal;
-
-    ret_val = e1000_read_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL, &phy_data);
-    if (ret_val)
-        return ret_val;
-    phy_info->polarity_correction =
-                        ((phy_data & IFE_PSC_AUTO_POLARITY_DISABLE) >>
-                        IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT) ?
-                        e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
-
-    if (phy_info->polarity_correction == e1000_polarity_reversal_enabled) {
-        ret_val = e1000_check_polarity(hw, &polarity);
-        if (ret_val)
-            return ret_val;
-    } else {
-        /* Polarity is forced. */
-        polarity = ((phy_data & IFE_PSC_FORCE_POLARITY) >>
-                     IFE_PSC_FORCE_POLARITY_SHIFT) ?
-                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
-    }
-    phy_info->cable_polarity = polarity;
-
-    ret_val = e1000_read_phy_reg(hw, IFE_PHY_MDIX_CONTROL, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_info->mdix_mode = (e1000_auto_x_mode)
-                     ((phy_data & (IFE_PMC_AUTO_MDIX | IFE_PMC_FORCE_MDIX)) >>
-                     IFE_PMC_MDIX_MODE_SHIFT);
-
-    return E1000_SUCCESS;
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Get PHY information from various PHY registers fot m88 PHY only.
-*
-* hw - Struct containing variables accessed by shared code
-* phy_info - PHY information structure
-******************************************************************************/
+/**
+ * e1000_phy_m88_get_info - get m88 specific registers
+ * @hw: Struct containing variables accessed by shared code
+ * @phy_info: PHY information structure
+ *
+ * Get PHY information from various PHY registers for m88 PHY only.
+ */
 static s32 e1000_phy_m88_get_info(struct e1000_hw *hw,
 				  struct e1000_phy_info *phy_info)
 {
-    s32 ret_val;
-    u16 phy_data;
-    e1000_rev_polarity polarity;
-
-    DEBUGFUNC("e1000_phy_m88_get_info");
-
-    /* The downshift status is checked only once, after link is established,
-     * and it stored in the hw->speed_downgraded parameter. */
-    phy_info->downshift = (e1000_downshift)hw->speed_downgraded;
-
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_info->extended_10bt_distance =
-        ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
-        M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ?
-        e1000_10bt_ext_dist_enable_lower : e1000_10bt_ext_dist_enable_normal;
-
-    phy_info->polarity_correction =
-        ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
-        M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ?
-        e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
-
-    /* Check polarity status */
-    ret_val = e1000_check_polarity(hw, &polarity);
-    if (ret_val)
-        return ret_val;
-    phy_info->cable_polarity = polarity;
-
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    phy_info->mdix_mode = (e1000_auto_x_mode)((phy_data & M88E1000_PSSR_MDIX) >>
-                          M88E1000_PSSR_MDIX_SHIFT);
-
-    if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
-        /* Cable Length Estimation and Local/Remote Receiver Information
-         * are only valid at 1000 Mbps.
-         */
-        if (hw->phy_type != e1000_phy_gg82563) {
-            phy_info->cable_length = (e1000_cable_length)((phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
-                                      M88E1000_PSSR_CABLE_LENGTH_SHIFT);
-        } else {
-            ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_info->cable_length = (e1000_cable_length)(phy_data & GG82563_DSPD_CABLE_LENGTH);
-        }
-
-        ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
-                             SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
-                             e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
-        phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
-                              SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
-                              e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
-
-    }
-
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 phy_data;
+	e1000_rev_polarity polarity;
+
+	DEBUGFUNC("e1000_phy_m88_get_info");
+
+	/* The downshift status is checked only once, after link is established,
+	 * and it stored in the hw->speed_downgraded parameter. */
+	phy_info->downshift = (e1000_downshift) hw->speed_downgraded;
+
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_CTRL, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	phy_info->extended_10bt_distance =
+	    ((phy_data & M88E1000_PSCR_10BT_EXT_DIST_ENABLE) >>
+	     M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT) ?
+	    e1000_10bt_ext_dist_enable_lower :
+	    e1000_10bt_ext_dist_enable_normal;
+
+	phy_info->polarity_correction =
+	    ((phy_data & M88E1000_PSCR_POLARITY_REVERSAL) >>
+	     M88E1000_PSCR_POLARITY_REVERSAL_SHIFT) ?
+	    e1000_polarity_reversal_disabled : e1000_polarity_reversal_enabled;
+
+	/* Check polarity status */
+	ret_val = e1000_check_polarity(hw, &polarity);
+	if (ret_val)
+		return ret_val;
+	phy_info->cable_polarity = polarity;
+
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	phy_info->mdix_mode =
+	    (e1000_auto_x_mode) ((phy_data & M88E1000_PSSR_MDIX) >>
+				 M88E1000_PSSR_MDIX_SHIFT);
+
+	if ((phy_data & M88E1000_PSSR_SPEED) == M88E1000_PSSR_1000MBS) {
+		/* Cable Length Estimation and Local/Remote Receiver Information
+		 * are only valid at 1000 Mbps.
+		 */
+		phy_info->cable_length =
+		    (e1000_cable_length) ((phy_data &
+					   M88E1000_PSSR_CABLE_LENGTH) >>
+					  M88E1000_PSSR_CABLE_LENGTH_SHIFT);
+
+		ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS, &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		phy_info->local_rx = ((phy_data & SR_1000T_LOCAL_RX_STATUS) >>
+				      SR_1000T_LOCAL_RX_STATUS_SHIFT) ?
+		    e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+		phy_info->remote_rx = ((phy_data & SR_1000T_REMOTE_RX_STATUS) >>
+				       SR_1000T_REMOTE_RX_STATUS_SHIFT) ?
+		    e1000_1000t_rx_status_ok : e1000_1000t_rx_status_not_ok;
+
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
-* Get PHY information from various PHY registers
-*
-* hw - Struct containing variables accessed by shared code
-* phy_info - PHY information structure
-******************************************************************************/
+/**
+ * e1000_phy_get_info - request phy info
+ * @hw: Struct containing variables accessed by shared code
+ * @phy_info: PHY information structure
+ *
+ * Get PHY information from various PHY registers
+ */
 s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_phy_get_info");
-
-    phy_info->cable_length = e1000_cable_length_undefined;
-    phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined;
-    phy_info->cable_polarity = e1000_rev_polarity_undefined;
-    phy_info->downshift = e1000_downshift_undefined;
-    phy_info->polarity_correction = e1000_polarity_reversal_undefined;
-    phy_info->mdix_mode = e1000_auto_x_mode_undefined;
-    phy_info->local_rx = e1000_1000t_rx_status_undefined;
-    phy_info->remote_rx = e1000_1000t_rx_status_undefined;
-
-    if (hw->media_type != e1000_media_type_copper) {
-        DEBUGOUT("PHY info is only valid for copper media\n");
-        return -E1000_ERR_CONFIG;
-    }
-
-    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
-    if (ret_val)
-        return ret_val;
-
-    if ((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) {
-        DEBUGOUT("PHY info is only valid if link is up\n");
-        return -E1000_ERR_CONFIG;
-    }
-
-    if (hw->phy_type == e1000_phy_igp ||
-        hw->phy_type == e1000_phy_igp_3 ||
-        hw->phy_type == e1000_phy_igp_2)
-        return e1000_phy_igp_get_info(hw, phy_info);
-    else if (hw->phy_type == e1000_phy_ife)
-        return e1000_phy_ife_get_info(hw, phy_info);
-    else
-        return e1000_phy_m88_get_info(hw, phy_info);
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_phy_get_info");
+
+	phy_info->cable_length = e1000_cable_length_undefined;
+	phy_info->extended_10bt_distance = e1000_10bt_ext_dist_enable_undefined;
+	phy_info->cable_polarity = e1000_rev_polarity_undefined;
+	phy_info->downshift = e1000_downshift_undefined;
+	phy_info->polarity_correction = e1000_polarity_reversal_undefined;
+	phy_info->mdix_mode = e1000_auto_x_mode_undefined;
+	phy_info->local_rx = e1000_1000t_rx_status_undefined;
+	phy_info->remote_rx = e1000_1000t_rx_status_undefined;
+
+	if (hw->media_type != e1000_media_type_copper) {
+		DEBUGOUT("PHY info is only valid for copper media\n");
+		return -E1000_ERR_CONFIG;
+	}
+
+	ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &phy_data);
+	if (ret_val)
+		return ret_val;
+
+	if ((phy_data & MII_SR_LINK_STATUS) != MII_SR_LINK_STATUS) {
+		DEBUGOUT("PHY info is only valid if link is up\n");
+		return -E1000_ERR_CONFIG;
+	}
+
+	if (hw->phy_type == e1000_phy_igp)
+		return e1000_phy_igp_get_info(hw, phy_info);
+	else
+		return e1000_phy_m88_get_info(hw, phy_info);
 }
 
 s32 e1000_validate_mdi_setting(struct e1000_hw *hw)
 {
-    DEBUGFUNC("e1000_validate_mdi_settings");
-
-    if (!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) {
-        DEBUGOUT("Invalid MDI setting detected\n");
-        hw->mdix = 1;
-        return -E1000_ERR_CONFIG;
-    }
-    return E1000_SUCCESS;
-}
+	DEBUGFUNC("e1000_validate_mdi_settings");
 
+	if (!hw->autoneg && (hw->mdix == 0 || hw->mdix == 3)) {
+		DEBUGOUT("Invalid MDI setting detected\n");
+		hw->mdix = 1;
+		return -E1000_ERR_CONFIG;
+	}
+	return E1000_SUCCESS;
+}
 
-/******************************************************************************
- * Sets up eeprom variables in the hw struct.  Must be called after mac_type
- * is configured.  Additionally, if this is ICH8, the flash controller GbE
- * registers must be mapped, or this will crash.
+/**
+ * e1000_init_eeprom_params - initialize sw eeprom vars
+ * @hw: Struct containing variables accessed by shared code
  *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ * Sets up eeprom variables in the hw struct.  Must be called after mac_type
+ * is configured.
+ */
 s32 e1000_init_eeprom_params(struct e1000_hw *hw)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 eecd = er32(EECD);
-    s32 ret_val = E1000_SUCCESS;
-    u16 eeprom_size;
-
-    DEBUGFUNC("e1000_init_eeprom_params");
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-    case e1000_82543:
-    case e1000_82544:
-        eeprom->type = e1000_eeprom_microwire;
-        eeprom->word_size = 64;
-        eeprom->opcode_bits = 3;
-        eeprom->address_bits = 6;
-        eeprom->delay_usec = 50;
-        eeprom->use_eerd = false;
-        eeprom->use_eewr = false;
-        break;
-    case e1000_82540:
-    case e1000_82545:
-    case e1000_82545_rev_3:
-    case e1000_82546:
-    case e1000_82546_rev_3:
-        eeprom->type = e1000_eeprom_microwire;
-        eeprom->opcode_bits = 3;
-        eeprom->delay_usec = 50;
-        if (eecd & E1000_EECD_SIZE) {
-            eeprom->word_size = 256;
-            eeprom->address_bits = 8;
-        } else {
-            eeprom->word_size = 64;
-            eeprom->address_bits = 6;
-        }
-        eeprom->use_eerd = false;
-        eeprom->use_eewr = false;
-        break;
-    case e1000_82541:
-    case e1000_82541_rev_2:
-    case e1000_82547:
-    case e1000_82547_rev_2:
-        if (eecd & E1000_EECD_TYPE) {
-            eeprom->type = e1000_eeprom_spi;
-            eeprom->opcode_bits = 8;
-            eeprom->delay_usec = 1;
-            if (eecd & E1000_EECD_ADDR_BITS) {
-                eeprom->page_size = 32;
-                eeprom->address_bits = 16;
-            } else {
-                eeprom->page_size = 8;
-                eeprom->address_bits = 8;
-            }
-        } else {
-            eeprom->type = e1000_eeprom_microwire;
-            eeprom->opcode_bits = 3;
-            eeprom->delay_usec = 50;
-            if (eecd & E1000_EECD_ADDR_BITS) {
-                eeprom->word_size = 256;
-                eeprom->address_bits = 8;
-            } else {
-                eeprom->word_size = 64;
-                eeprom->address_bits = 6;
-            }
-        }
-        eeprom->use_eerd = false;
-        eeprom->use_eewr = false;
-        break;
-    case e1000_82571:
-    case e1000_82572:
-        eeprom->type = e1000_eeprom_spi;
-        eeprom->opcode_bits = 8;
-        eeprom->delay_usec = 1;
-        if (eecd & E1000_EECD_ADDR_BITS) {
-            eeprom->page_size = 32;
-            eeprom->address_bits = 16;
-        } else {
-            eeprom->page_size = 8;
-            eeprom->address_bits = 8;
-        }
-        eeprom->use_eerd = false;
-        eeprom->use_eewr = false;
-        break;
-    case e1000_82573:
-        eeprom->type = e1000_eeprom_spi;
-        eeprom->opcode_bits = 8;
-        eeprom->delay_usec = 1;
-        if (eecd & E1000_EECD_ADDR_BITS) {
-            eeprom->page_size = 32;
-            eeprom->address_bits = 16;
-        } else {
-            eeprom->page_size = 8;
-            eeprom->address_bits = 8;
-        }
-        eeprom->use_eerd = true;
-        eeprom->use_eewr = true;
-        if (!e1000_is_onboard_nvm_eeprom(hw)) {
-            eeprom->type = e1000_eeprom_flash;
-            eeprom->word_size = 2048;
-
-            /* Ensure that the Autonomous FLASH update bit is cleared due to
-             * Flash update issue on parts which use a FLASH for NVM. */
-            eecd &= ~E1000_EECD_AUPDEN;
-            ew32(EECD, eecd);
-        }
-        break;
-    case e1000_80003es2lan:
-        eeprom->type = e1000_eeprom_spi;
-        eeprom->opcode_bits = 8;
-        eeprom->delay_usec = 1;
-        if (eecd & E1000_EECD_ADDR_BITS) {
-            eeprom->page_size = 32;
-            eeprom->address_bits = 16;
-        } else {
-            eeprom->page_size = 8;
-            eeprom->address_bits = 8;
-        }
-        eeprom->use_eerd = true;
-        eeprom->use_eewr = false;
-        break;
-    case e1000_ich8lan:
-        {
-        s32  i = 0;
-        u32 flash_size = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_GFPREG);
-
-        eeprom->type = e1000_eeprom_ich8;
-        eeprom->use_eerd = false;
-        eeprom->use_eewr = false;
-        eeprom->word_size = E1000_SHADOW_RAM_WORDS;
-
-        /* Zero the shadow RAM structure. But don't load it from NVM
-         * so as to save time for driver init */
-        if (hw->eeprom_shadow_ram != NULL) {
-            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
-                hw->eeprom_shadow_ram[i].modified = false;
-                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
-            }
-        }
-
-        hw->flash_base_addr = (flash_size & ICH_GFPREG_BASE_MASK) *
-                              ICH_FLASH_SECTOR_SIZE;
-
-        hw->flash_bank_size = ((flash_size >> 16) & ICH_GFPREG_BASE_MASK) + 1;
-        hw->flash_bank_size -= (flash_size & ICH_GFPREG_BASE_MASK);
-
-        hw->flash_bank_size *= ICH_FLASH_SECTOR_SIZE;
-
-        hw->flash_bank_size /= 2 * sizeof(u16);
-
-        break;
-        }
-    default:
-        break;
-    }
-
-    if (eeprom->type == e1000_eeprom_spi) {
-        /* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to
-         * 32KB (incremented by powers of 2).
-         */
-        if (hw->mac_type <= e1000_82547_rev_2) {
-            /* Set to default value for initial eeprom read. */
-            eeprom->word_size = 64;
-            ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
-            if (ret_val)
-                return ret_val;
-            eeprom_size = (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
-            /* 256B eeprom size was not supported in earlier hardware, so we
-             * bump eeprom_size up one to ensure that "1" (which maps to 256B)
-             * is never the result used in the shifting logic below. */
-            if (eeprom_size)
-                eeprom_size++;
-        } else {
-            eeprom_size = (u16)((eecd & E1000_EECD_SIZE_EX_MASK) >>
-                          E1000_EECD_SIZE_EX_SHIFT);
-        }
-
-        eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT);
-    }
-    return ret_val;
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 eecd = er32(EECD);
+	s32 ret_val = E1000_SUCCESS;
+	u16 eeprom_size;
+
+	DEBUGFUNC("e1000_init_eeprom_params");
+
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+	case e1000_82544:
+		eeprom->type = e1000_eeprom_microwire;
+		eeprom->word_size = 64;
+		eeprom->opcode_bits = 3;
+		eeprom->address_bits = 6;
+		eeprom->delay_usec = 50;
+		break;
+	case e1000_82540:
+	case e1000_82545:
+	case e1000_82545_rev_3:
+	case e1000_82546:
+	case e1000_82546_rev_3:
+		eeprom->type = e1000_eeprom_microwire;
+		eeprom->opcode_bits = 3;
+		eeprom->delay_usec = 50;
+		if (eecd & E1000_EECD_SIZE) {
+			eeprom->word_size = 256;
+			eeprom->address_bits = 8;
+		} else {
+			eeprom->word_size = 64;
+			eeprom->address_bits = 6;
+		}
+		break;
+	case e1000_82541:
+	case e1000_82541_rev_2:
+	case e1000_82547:
+	case e1000_82547_rev_2:
+		if (eecd & E1000_EECD_TYPE) {
+			eeprom->type = e1000_eeprom_spi;
+			eeprom->opcode_bits = 8;
+			eeprom->delay_usec = 1;
+			if (eecd & E1000_EECD_ADDR_BITS) {
+				eeprom->page_size = 32;
+				eeprom->address_bits = 16;
+			} else {
+				eeprom->page_size = 8;
+				eeprom->address_bits = 8;
+			}
+		} else {
+			eeprom->type = e1000_eeprom_microwire;
+			eeprom->opcode_bits = 3;
+			eeprom->delay_usec = 50;
+			if (eecd & E1000_EECD_ADDR_BITS) {
+				eeprom->word_size = 256;
+				eeprom->address_bits = 8;
+			} else {
+				eeprom->word_size = 64;
+				eeprom->address_bits = 6;
+			}
+		}
+		break;
+	default:
+		break;
+	}
+
+	if (eeprom->type == e1000_eeprom_spi) {
+		/* eeprom_size will be an enum [0..8] that maps to eeprom sizes 128B to
+		 * 32KB (incremented by powers of 2).
+		 */
+		/* Set to default value for initial eeprom read. */
+		eeprom->word_size = 64;
+		ret_val = e1000_read_eeprom(hw, EEPROM_CFG, 1, &eeprom_size);
+		if (ret_val)
+			return ret_val;
+		eeprom_size =
+		    (eeprom_size & EEPROM_SIZE_MASK) >> EEPROM_SIZE_SHIFT;
+		/* 256B eeprom size was not supported in earlier hardware, so we
+		 * bump eeprom_size up one to ensure that "1" (which maps to 256B)
+		 * is never the result used in the shifting logic below. */
+		if (eeprom_size)
+			eeprom_size++;
+
+		eeprom->word_size = 1 << (eeprom_size + EEPROM_WORD_SIZE_SHIFT);
+	}
+	return ret_val;
 }
 
-/******************************************************************************
- * Raises the EEPROM's clock input.
- *
- * hw - Struct containing variables accessed by shared code
- * eecd - EECD's current value
- *****************************************************************************/
+/**
+ * e1000_raise_ee_clk - Raises the EEPROM's clock input.
+ * @hw: Struct containing variables accessed by shared code
+ * @eecd: EECD's current value
+ */
 static void e1000_raise_ee_clk(struct e1000_hw *hw, u32 *eecd)
 {
-    /* Raise the clock input to the EEPROM (by setting the SK bit), and then
-     * wait <delay> microseconds.
-     */
-    *eecd = *eecd | E1000_EECD_SK;
-    ew32(EECD, *eecd);
-    E1000_WRITE_FLUSH();
-    udelay(hw->eeprom.delay_usec);
+	/* Raise the clock input to the EEPROM (by setting the SK bit), and then
+	 * wait <delay> microseconds.
+	 */
+	*eecd = *eecd | E1000_EECD_SK;
+	ew32(EECD, *eecd);
+	E1000_WRITE_FLUSH();
+	udelay(hw->eeprom.delay_usec);
 }
 
-/******************************************************************************
- * Lowers the EEPROM's clock input.
- *
- * hw - Struct containing variables accessed by shared code
- * eecd - EECD's current value
- *****************************************************************************/
+/**
+ * e1000_lower_ee_clk - Lowers the EEPROM's clock input.
+ * @hw: Struct containing variables accessed by shared code
+ * @eecd: EECD's current value
+ */
 static void e1000_lower_ee_clk(struct e1000_hw *hw, u32 *eecd)
 {
-    /* Lower the clock input to the EEPROM (by clearing the SK bit), and then
-     * wait 50 microseconds.
-     */
-    *eecd = *eecd & ~E1000_EECD_SK;
-    ew32(EECD, *eecd);
-    E1000_WRITE_FLUSH();
-    udelay(hw->eeprom.delay_usec);
+	/* Lower the clock input to the EEPROM (by clearing the SK bit), and then
+	 * wait 50 microseconds.
+	 */
+	*eecd = *eecd & ~E1000_EECD_SK;
+	ew32(EECD, *eecd);
+	E1000_WRITE_FLUSH();
+	udelay(hw->eeprom.delay_usec);
 }
 
-/******************************************************************************
- * Shift data bits out to the EEPROM.
- *
- * hw - Struct containing variables accessed by shared code
- * data - data to send to the EEPROM
- * count - number of bits to shift out
- *****************************************************************************/
+/**
+ * e1000_shift_out_ee_bits - Shift data bits out to the EEPROM.
+ * @hw: Struct containing variables accessed by shared code
+ * @data: data to send to the EEPROM
+ * @count: number of bits to shift out
+ */
 static void e1000_shift_out_ee_bits(struct e1000_hw *hw, u16 data, u16 count)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 eecd;
-    u32 mask;
-
-    /* We need to shift "count" bits out to the EEPROM. So, value in the
-     * "data" parameter will be shifted out to the EEPROM one bit at a time.
-     * In order to do this, "data" must be broken down into bits.
-     */
-    mask = 0x01 << (count - 1);
-    eecd = er32(EECD);
-    if (eeprom->type == e1000_eeprom_microwire) {
-        eecd &= ~E1000_EECD_DO;
-    } else if (eeprom->type == e1000_eeprom_spi) {
-        eecd |= E1000_EECD_DO;
-    }
-    do {
-        /* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1",
-         * and then raising and then lowering the clock (the SK bit controls
-         * the clock input to the EEPROM).  A "0" is shifted out to the EEPROM
-         * by setting "DI" to "0" and then raising and then lowering the clock.
-         */
-        eecd &= ~E1000_EECD_DI;
-
-        if (data & mask)
-            eecd |= E1000_EECD_DI;
-
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-
-        udelay(eeprom->delay_usec);
-
-        e1000_raise_ee_clk(hw, &eecd);
-        e1000_lower_ee_clk(hw, &eecd);
-
-        mask = mask >> 1;
-
-    } while (mask);
-
-    /* We leave the "DI" bit set to "0" when we leave this routine. */
-    eecd &= ~E1000_EECD_DI;
-    ew32(EECD, eecd);
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 eecd;
+	u32 mask;
+
+	/* We need to shift "count" bits out to the EEPROM. So, value in the
+	 * "data" parameter will be shifted out to the EEPROM one bit at a time.
+	 * In order to do this, "data" must be broken down into bits.
+	 */
+	mask = 0x01 << (count - 1);
+	eecd = er32(EECD);
+	if (eeprom->type == e1000_eeprom_microwire) {
+		eecd &= ~E1000_EECD_DO;
+	} else if (eeprom->type == e1000_eeprom_spi) {
+		eecd |= E1000_EECD_DO;
+	}
+	do {
+		/* A "1" is shifted out to the EEPROM by setting bit "DI" to a "1",
+		 * and then raising and then lowering the clock (the SK bit controls
+		 * the clock input to the EEPROM).  A "0" is shifted out to the EEPROM
+		 * by setting "DI" to "0" and then raising and then lowering the clock.
+		 */
+		eecd &= ~E1000_EECD_DI;
+
+		if (data & mask)
+			eecd |= E1000_EECD_DI;
+
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+
+		udelay(eeprom->delay_usec);
+
+		e1000_raise_ee_clk(hw, &eecd);
+		e1000_lower_ee_clk(hw, &eecd);
+
+		mask = mask >> 1;
+
+	} while (mask);
+
+	/* We leave the "DI" bit set to "0" when we leave this routine. */
+	eecd &= ~E1000_EECD_DI;
+	ew32(EECD, eecd);
 }
 
-/******************************************************************************
- * Shift data bits in from the EEPROM
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_shift_in_ee_bits - Shift data bits in from the EEPROM
+ * @hw: Struct containing variables accessed by shared code
+ * @count: number of bits to shift in
+ */
 static u16 e1000_shift_in_ee_bits(struct e1000_hw *hw, u16 count)
 {
-    u32 eecd;
-    u32 i;
-    u16 data;
+	u32 eecd;
+	u32 i;
+	u16 data;
 
-    /* In order to read a register from the EEPROM, we need to shift 'count'
-     * bits in from the EEPROM. Bits are "shifted in" by raising the clock
-     * input to the EEPROM (setting the SK bit), and then reading the value of
-     * the "DO" bit.  During this "shifting in" process the "DI" bit should
-     * always be clear.
-     */
+	/* In order to read a register from the EEPROM, we need to shift 'count'
+	 * bits in from the EEPROM. Bits are "shifted in" by raising the clock
+	 * input to the EEPROM (setting the SK bit), and then reading the value of
+	 * the "DO" bit.  During this "shifting in" process the "DI" bit should
+	 * always be clear.
+	 */
 
-    eecd = er32(EECD);
+	eecd = er32(EECD);
 
-    eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
-    data = 0;
+	eecd &= ~(E1000_EECD_DO | E1000_EECD_DI);
+	data = 0;
 
-    for (i = 0; i < count; i++) {
-        data = data << 1;
-        e1000_raise_ee_clk(hw, &eecd);
+	for (i = 0; i < count; i++) {
+		data = data << 1;
+		e1000_raise_ee_clk(hw, &eecd);
 
-        eecd = er32(EECD);
+		eecd = er32(EECD);
 
-        eecd &= ~(E1000_EECD_DI);
-        if (eecd & E1000_EECD_DO)
-            data |= 1;
+		eecd &= ~(E1000_EECD_DI);
+		if (eecd & E1000_EECD_DO)
+			data |= 1;
 
-        e1000_lower_ee_clk(hw, &eecd);
-    }
+		e1000_lower_ee_clk(hw, &eecd);
+	}
 
-    return data;
+	return data;
 }
 
-/******************************************************************************
- * Prepares EEPROM for access
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_acquire_eeprom - Prepares EEPROM for access
+ * @hw: Struct containing variables accessed by shared code
  *
  * Lowers EEPROM clock. Clears input pin. Sets the chip select pin. This
  * function should be called before issuing a command to the EEPROM.
- *****************************************************************************/
+ */
 static s32 e1000_acquire_eeprom(struct e1000_hw *hw)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 eecd, i=0;
-
-    DEBUGFUNC("e1000_acquire_eeprom");
-
-    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
-        return -E1000_ERR_SWFW_SYNC;
-    eecd = er32(EECD);
-
-    if (hw->mac_type != e1000_82573) {
-        /* Request EEPROM Access */
-        if (hw->mac_type > e1000_82544) {
-            eecd |= E1000_EECD_REQ;
-            ew32(EECD, eecd);
-            eecd = er32(EECD);
-            while ((!(eecd & E1000_EECD_GNT)) &&
-                  (i < E1000_EEPROM_GRANT_ATTEMPTS)) {
-                i++;
-                udelay(5);
-                eecd = er32(EECD);
-            }
-            if (!(eecd & E1000_EECD_GNT)) {
-                eecd &= ~E1000_EECD_REQ;
-                ew32(EECD, eecd);
-                DEBUGOUT("Could not acquire EEPROM grant\n");
-                e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
-                return -E1000_ERR_EEPROM;
-            }
-        }
-    }
-
-    /* Setup EEPROM for Read/Write */
-
-    if (eeprom->type == e1000_eeprom_microwire) {
-        /* Clear SK and DI */
-        eecd &= ~(E1000_EECD_DI | E1000_EECD_SK);
-        ew32(EECD, eecd);
-
-        /* Set CS */
-        eecd |= E1000_EECD_CS;
-        ew32(EECD, eecd);
-    } else if (eeprom->type == e1000_eeprom_spi) {
-        /* Clear SK and CS */
-        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
-        ew32(EECD, eecd);
-        udelay(1);
-    }
-
-    return E1000_SUCCESS;
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 eecd, i = 0;
+
+	DEBUGFUNC("e1000_acquire_eeprom");
+
+	eecd = er32(EECD);
+
+	/* Request EEPROM Access */
+	if (hw->mac_type > e1000_82544) {
+		eecd |= E1000_EECD_REQ;
+		ew32(EECD, eecd);
+		eecd = er32(EECD);
+		while ((!(eecd & E1000_EECD_GNT)) &&
+		       (i < E1000_EEPROM_GRANT_ATTEMPTS)) {
+			i++;
+			udelay(5);
+			eecd = er32(EECD);
+		}
+		if (!(eecd & E1000_EECD_GNT)) {
+			eecd &= ~E1000_EECD_REQ;
+			ew32(EECD, eecd);
+			DEBUGOUT("Could not acquire EEPROM grant\n");
+			return -E1000_ERR_EEPROM;
+		}
+	}
+
+	/* Setup EEPROM for Read/Write */
+
+	if (eeprom->type == e1000_eeprom_microwire) {
+		/* Clear SK and DI */
+		eecd &= ~(E1000_EECD_DI | E1000_EECD_SK);
+		ew32(EECD, eecd);
+
+		/* Set CS */
+		eecd |= E1000_EECD_CS;
+		ew32(EECD, eecd);
+	} else if (eeprom->type == e1000_eeprom_spi) {
+		/* Clear SK and CS */
+		eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
+		ew32(EECD, eecd);
+		udelay(1);
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Returns EEPROM to a "standby" state
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_standby_eeprom - Returns EEPROM to a "standby" state
+ * @hw: Struct containing variables accessed by shared code
+ */
 static void e1000_standby_eeprom(struct e1000_hw *hw)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 eecd;
-
-    eecd = er32(EECD);
-
-    if (eeprom->type == e1000_eeprom_microwire) {
-        eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-
-        /* Clock high */
-        eecd |= E1000_EECD_SK;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-
-        /* Select EEPROM */
-        eecd |= E1000_EECD_CS;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-
-        /* Clock low */
-        eecd &= ~E1000_EECD_SK;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-    } else if (eeprom->type == e1000_eeprom_spi) {
-        /* Toggle CS to flush commands */
-        eecd |= E1000_EECD_CS;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-        eecd &= ~E1000_EECD_CS;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(eeprom->delay_usec);
-    }
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 eecd;
+
+	eecd = er32(EECD);
+
+	if (eeprom->type == e1000_eeprom_microwire) {
+		eecd &= ~(E1000_EECD_CS | E1000_EECD_SK);
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+
+		/* Clock high */
+		eecd |= E1000_EECD_SK;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+
+		/* Select EEPROM */
+		eecd |= E1000_EECD_CS;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+
+		/* Clock low */
+		eecd &= ~E1000_EECD_SK;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+	} else if (eeprom->type == e1000_eeprom_spi) {
+		/* Toggle CS to flush commands */
+		eecd |= E1000_EECD_CS;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+		eecd &= ~E1000_EECD_CS;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(eeprom->delay_usec);
+	}
 }
 
-/******************************************************************************
- * Terminates a command by inverting the EEPROM's chip select pin
+/**
+ * e1000_release_eeprom - drop chip select
+ * @hw: Struct containing variables accessed by shared code
  *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ * Terminates a command by inverting the EEPROM's chip select pin
+ */
 static void e1000_release_eeprom(struct e1000_hw *hw)
 {
-    u32 eecd;
-
-    DEBUGFUNC("e1000_release_eeprom");
+	u32 eecd;
 
-    eecd = er32(EECD);
+	DEBUGFUNC("e1000_release_eeprom");
 
-    if (hw->eeprom.type == e1000_eeprom_spi) {
-        eecd |= E1000_EECD_CS;  /* Pull CS high */
-        eecd &= ~E1000_EECD_SK; /* Lower SCK */
+	eecd = er32(EECD);
 
-        ew32(EECD, eecd);
+	if (hw->eeprom.type == e1000_eeprom_spi) {
+		eecd |= E1000_EECD_CS;	/* Pull CS high */
+		eecd &= ~E1000_EECD_SK;	/* Lower SCK */
 
-        udelay(hw->eeprom.delay_usec);
-    } else if (hw->eeprom.type == e1000_eeprom_microwire) {
-        /* cleanup eeprom */
+		ew32(EECD, eecd);
 
-        /* CS on Microwire is active-high */
-        eecd &= ~(E1000_EECD_CS | E1000_EECD_DI);
+		udelay(hw->eeprom.delay_usec);
+	} else if (hw->eeprom.type == e1000_eeprom_microwire) {
+		/* cleanup eeprom */
 
-        ew32(EECD, eecd);
+		/* CS on Microwire is active-high */
+		eecd &= ~(E1000_EECD_CS | E1000_EECD_DI);
 
-        /* Rising edge of clock */
-        eecd |= E1000_EECD_SK;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(hw->eeprom.delay_usec);
+		ew32(EECD, eecd);
 
-        /* Falling edge of clock */
-        eecd &= ~E1000_EECD_SK;
-        ew32(EECD, eecd);
-        E1000_WRITE_FLUSH();
-        udelay(hw->eeprom.delay_usec);
-    }
+		/* Rising edge of clock */
+		eecd |= E1000_EECD_SK;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(hw->eeprom.delay_usec);
 
-    /* Stop requesting EEPROM access */
-    if (hw->mac_type > e1000_82544) {
-        eecd &= ~E1000_EECD_REQ;
-        ew32(EECD, eecd);
-    }
+		/* Falling edge of clock */
+		eecd &= ~E1000_EECD_SK;
+		ew32(EECD, eecd);
+		E1000_WRITE_FLUSH();
+		udelay(hw->eeprom.delay_usec);
+	}
 
-    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
+	/* Stop requesting EEPROM access */
+	if (hw->mac_type > e1000_82544) {
+		eecd &= ~E1000_EECD_REQ;
+		ew32(EECD, eecd);
+	}
 }
 
-/******************************************************************************
- * Reads a 16 bit word from the EEPROM.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_spi_eeprom_ready - Reads a 16 bit word from the EEPROM.
+ * @hw: Struct containing variables accessed by shared code
+ */
 static s32 e1000_spi_eeprom_ready(struct e1000_hw *hw)
 {
-    u16 retry_count = 0;
-    u8 spi_stat_reg;
-
-    DEBUGFUNC("e1000_spi_eeprom_ready");
-
-    /* Read "Status Register" repeatedly until the LSB is cleared.  The
-     * EEPROM will signal that the command has been completed by clearing
-     * bit 0 of the internal status register.  If it's not cleared within
-     * 5 milliseconds, then error out.
-     */
-    retry_count = 0;
-    do {
-        e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI,
-                                hw->eeprom.opcode_bits);
-        spi_stat_reg = (u8)e1000_shift_in_ee_bits(hw, 8);
-        if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI))
-            break;
-
-        udelay(5);
-        retry_count += 5;
-
-        e1000_standby_eeprom(hw);
-    } while (retry_count < EEPROM_MAX_RETRY_SPI);
-
-    /* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and
-     * only 0-5mSec on 5V devices)
-     */
-    if (retry_count >= EEPROM_MAX_RETRY_SPI) {
-        DEBUGOUT("SPI EEPROM Status error\n");
-        return -E1000_ERR_EEPROM;
-    }
-
-    return E1000_SUCCESS;
-}
-
-/******************************************************************************
- * Reads a 16 bit word from the EEPROM.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of  word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
-{
-    s32 ret;
-    spin_lock(&e1000_eeprom_lock);
-    ret = e1000_do_read_eeprom(hw, offset, words, data);
-    spin_unlock(&e1000_eeprom_lock);
-    return ret;
-}
-
-static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
-{
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 i = 0;
-
-    DEBUGFUNC("e1000_read_eeprom");
-
-    /* If eeprom is not yet detected, do so now */
-    if (eeprom->word_size == 0)
-        e1000_init_eeprom_params(hw);
-
-    /* A check for invalid values:  offset too large, too many words, and not
-     * enough words.
-     */
-    if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
-       (words == 0)) {
-        DEBUGOUT2("\"words\" parameter out of bounds. Words = %d, size = %d\n", offset, eeprom->word_size);
-        return -E1000_ERR_EEPROM;
-    }
-
-    /* EEPROM's that don't use EERD to read require us to bit-bang the SPI
-     * directly. In this case, we need to acquire the EEPROM so that
-     * FW or other port software does not interrupt.
-     */
-    if (e1000_is_onboard_nvm_eeprom(hw) && !hw->eeprom.use_eerd) {
-        /* Prepare the EEPROM for bit-bang reading */
-        if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
-            return -E1000_ERR_EEPROM;
-    }
-
-    /* Eerd register EEPROM access requires no eeprom aquire/release */
-    if (eeprom->use_eerd)
-        return e1000_read_eeprom_eerd(hw, offset, words, data);
-
-    /* ICH EEPROM access is done via the ICH flash controller */
-    if (eeprom->type == e1000_eeprom_ich8)
-        return e1000_read_eeprom_ich8(hw, offset, words, data);
-
-    /* Set up the SPI or Microwire EEPROM for bit-bang reading.  We have
-     * acquired the EEPROM at this point, so any returns should relase it */
-    if (eeprom->type == e1000_eeprom_spi) {
-        u16 word_in;
-        u8 read_opcode = EEPROM_READ_OPCODE_SPI;
-
-        if (e1000_spi_eeprom_ready(hw)) {
-            e1000_release_eeprom(hw);
-            return -E1000_ERR_EEPROM;
-        }
-
-        e1000_standby_eeprom(hw);
-
-        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
-        if ((eeprom->address_bits == 8) && (offset >= 128))
-            read_opcode |= EEPROM_A8_OPCODE_SPI;
-
-        /* Send the READ command (opcode + addr)  */
-        e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits);
-        e1000_shift_out_ee_bits(hw, (u16)(offset*2), eeprom->address_bits);
-
-        /* Read the data.  The address of the eeprom internally increments with
-         * each byte (spi) being read, saving on the overhead of eeprom setup
-         * and tear-down.  The address counter will roll over if reading beyond
-         * the size of the eeprom, thus allowing the entire memory to be read
-         * starting from any offset. */
-        for (i = 0; i < words; i++) {
-            word_in = e1000_shift_in_ee_bits(hw, 16);
-            data[i] = (word_in >> 8) | (word_in << 8);
-        }
-    } else if (eeprom->type == e1000_eeprom_microwire) {
-        for (i = 0; i < words; i++) {
-            /* Send the READ command (opcode + addr)  */
-            e1000_shift_out_ee_bits(hw, EEPROM_READ_OPCODE_MICROWIRE,
-                                    eeprom->opcode_bits);
-            e1000_shift_out_ee_bits(hw, (u16)(offset + i),
-                                    eeprom->address_bits);
-
-            /* Read the data.  For microwire, each word requires the overhead
-             * of eeprom setup and tear-down. */
-            data[i] = e1000_shift_in_ee_bits(hw, 16);
-            e1000_standby_eeprom(hw);
-        }
-    }
-
-    /* End this read operation */
-    e1000_release_eeprom(hw);
-
-    return E1000_SUCCESS;
-}
+	u16 retry_count = 0;
+	u8 spi_stat_reg;
 
-/******************************************************************************
- * Reads a 16 bit word from the EEPROM using the EERD register.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of  word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static s32 e1000_read_eeprom_eerd(struct e1000_hw *hw, u16 offset, u16 words,
-				  u16 *data)
-{
-    u32 i, eerd = 0;
-    s32 error = 0;
+	DEBUGFUNC("e1000_spi_eeprom_ready");
 
-    for (i = 0; i < words; i++) {
-        eerd = ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) +
-                         E1000_EEPROM_RW_REG_START;
+	/* Read "Status Register" repeatedly until the LSB is cleared.  The
+	 * EEPROM will signal that the command has been completed by clearing
+	 * bit 0 of the internal status register.  If it's not cleared within
+	 * 5 milliseconds, then error out.
+	 */
+	retry_count = 0;
+	do {
+		e1000_shift_out_ee_bits(hw, EEPROM_RDSR_OPCODE_SPI,
+					hw->eeprom.opcode_bits);
+		spi_stat_reg = (u8) e1000_shift_in_ee_bits(hw, 8);
+		if (!(spi_stat_reg & EEPROM_STATUS_RDY_SPI))
+			break;
 
-        ew32(EERD, eerd);
-        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_READ);
+		udelay(5);
+		retry_count += 5;
 
-        if (error) {
-            break;
-        }
-        data[i] = (er32(EERD) >> E1000_EEPROM_RW_REG_DATA);
+		e1000_standby_eeprom(hw);
+	} while (retry_count < EEPROM_MAX_RETRY_SPI);
 
-    }
+	/* ATMEL SPI write time could vary from 0-20mSec on 3.3V devices (and
+	 * only 0-5mSec on 5V devices)
+	 */
+	if (retry_count >= EEPROM_MAX_RETRY_SPI) {
+		DEBUGOUT("SPI EEPROM Status error\n");
+		return -E1000_ERR_EEPROM;
+	}
 
-    return error;
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Writes a 16 bit word from the EEPROM using the EEWR register.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of  word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static s32 e1000_write_eeprom_eewr(struct e1000_hw *hw, u16 offset, u16 words,
-				   u16 *data)
+/**
+ * e1000_read_eeprom - Reads a 16 bit word from the EEPROM.
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: offset of  word in the EEPROM to read
+ * @data: word read from the EEPROM
+ * @words: number of words to read
+ */
+s32 e1000_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
 {
-    u32    register_value = 0;
-    u32    i              = 0;
-    s32     error          = 0;
-
-    if (e1000_swfw_sync_acquire(hw, E1000_SWFW_EEP_SM))
-        return -E1000_ERR_SWFW_SYNC;
-
-    for (i = 0; i < words; i++) {
-        register_value = (data[i] << E1000_EEPROM_RW_REG_DATA) |
-                         ((offset+i) << E1000_EEPROM_RW_ADDR_SHIFT) |
-                         E1000_EEPROM_RW_REG_START;
-
-        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
-        if (error) {
-            break;
-        }
-
-        ew32(EEWR, register_value);
-
-        error = e1000_poll_eerd_eewr_done(hw, E1000_EEPROM_POLL_WRITE);
-
-        if (error) {
-            break;
-        }
-    }
-
-    e1000_swfw_sync_release(hw, E1000_SWFW_EEP_SM);
-    return error;
+	s32 ret;
+	spin_lock(&e1000_eeprom_lock);
+	ret = e1000_do_read_eeprom(hw, offset, words, data);
+	spin_unlock(&e1000_eeprom_lock);
+	return ret;
 }
 
-/******************************************************************************
- * Polls the status bit (bit 1) of the EERD to determine when the read is done.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
-static s32 e1000_poll_eerd_eewr_done(struct e1000_hw *hw, int eerd)
+static s32 e1000_do_read_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
+				u16 *data)
 {
-    u32 attempts = 100000;
-    u32 i, reg = 0;
-    s32 done = E1000_ERR_EEPROM;
-
-    for (i = 0; i < attempts; i++) {
-        if (eerd == E1000_EEPROM_POLL_READ)
-            reg = er32(EERD);
-        else
-            reg = er32(EEWR);
-
-        if (reg & E1000_EEPROM_RW_REG_DONE) {
-            done = E1000_SUCCESS;
-            break;
-        }
-        udelay(5);
-    }
-
-    return done;
-}
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 i = 0;
 
-/***************************************************************************
-* Description:     Determines if the onboard NVM is FLASH or EEPROM.
-*
-* hw - Struct containing variables accessed by shared code
-****************************************************************************/
-static bool e1000_is_onboard_nvm_eeprom(struct e1000_hw *hw)
-{
-    u32 eecd = 0;
+	DEBUGFUNC("e1000_read_eeprom");
 
-    DEBUGFUNC("e1000_is_onboard_nvm_eeprom");
+	/* If eeprom is not yet detected, do so now */
+	if (eeprom->word_size == 0)
+		e1000_init_eeprom_params(hw);
+
+	/* A check for invalid values:  offset too large, too many words, and not
+	 * enough words.
+	 */
+	if ((offset >= eeprom->word_size)
+	    || (words > eeprom->word_size - offset) || (words == 0)) {
+		DEBUGOUT2
+		    ("\"words\" parameter out of bounds. Words = %d, size = %d\n",
+		     offset, eeprom->word_size);
+		return -E1000_ERR_EEPROM;
+	}
 
-    if (hw->mac_type == e1000_ich8lan)
-        return false;
+	/* EEPROM's that don't use EERD to read require us to bit-bang the SPI
+	 * directly. In this case, we need to acquire the EEPROM so that
+	 * FW or other port software does not interrupt.
+	 */
+	/* Prepare the EEPROM for bit-bang reading */
+	if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
+		return -E1000_ERR_EEPROM;
+
+	/* Set up the SPI or Microwire EEPROM for bit-bang reading.  We have
+	 * acquired the EEPROM at this point, so any returns should release it */
+	if (eeprom->type == e1000_eeprom_spi) {
+		u16 word_in;
+		u8 read_opcode = EEPROM_READ_OPCODE_SPI;
+
+		if (e1000_spi_eeprom_ready(hw)) {
+			e1000_release_eeprom(hw);
+			return -E1000_ERR_EEPROM;
+		}
 
-    if (hw->mac_type == e1000_82573) {
-        eecd = er32(EECD);
+		e1000_standby_eeprom(hw);
+
+		/* Some SPI eeproms use the 8th address bit embedded in the opcode */
+		if ((eeprom->address_bits == 8) && (offset >= 128))
+			read_opcode |= EEPROM_A8_OPCODE_SPI;
+
+		/* Send the READ command (opcode + addr)  */
+		e1000_shift_out_ee_bits(hw, read_opcode, eeprom->opcode_bits);
+		e1000_shift_out_ee_bits(hw, (u16) (offset * 2),
+					eeprom->address_bits);
+
+		/* Read the data.  The address of the eeprom internally increments with
+		 * each byte (spi) being read, saving on the overhead of eeprom setup
+		 * and tear-down.  The address counter will roll over if reading beyond
+		 * the size of the eeprom, thus allowing the entire memory to be read
+		 * starting from any offset. */
+		for (i = 0; i < words; i++) {
+			word_in = e1000_shift_in_ee_bits(hw, 16);
+			data[i] = (word_in >> 8) | (word_in << 8);
+		}
+	} else if (eeprom->type == e1000_eeprom_microwire) {
+		for (i = 0; i < words; i++) {
+			/* Send the READ command (opcode + addr)  */
+			e1000_shift_out_ee_bits(hw,
+						EEPROM_READ_OPCODE_MICROWIRE,
+						eeprom->opcode_bits);
+			e1000_shift_out_ee_bits(hw, (u16) (offset + i),
+						eeprom->address_bits);
+
+			/* Read the data.  For microwire, each word requires the overhead
+			 * of eeprom setup and tear-down. */
+			data[i] = e1000_shift_in_ee_bits(hw, 16);
+			e1000_standby_eeprom(hw);
+		}
+	}
 
-        /* Isolate bits 15 & 16 */
-        eecd = ((eecd >> 15) & 0x03);
+	/* End this read operation */
+	e1000_release_eeprom(hw);
 
-        /* If both bits are set, device is Flash type */
-        if (eecd == 0x03) {
-            return false;
-        }
-    }
-    return true;
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Verifies that the EEPROM has a valid checksum
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_validate_eeprom_checksum - Verifies that the EEPROM has a valid checksum
+ * @hw: Struct containing variables accessed by shared code
  *
  * Reads the first 64 16 bit words of the EEPROM and sums the values read.
  * If the the sum of the 64 16 bit words is 0xBABA, the EEPROM's checksum is
  * valid.
- *****************************************************************************/
+ */
 s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw)
 {
-    u16 checksum = 0;
-    u16 i, eeprom_data;
-
-    DEBUGFUNC("e1000_validate_eeprom_checksum");
-
-    if ((hw->mac_type == e1000_82573) && !e1000_is_onboard_nvm_eeprom(hw)) {
-        /* Check bit 4 of word 10h.  If it is 0, firmware is done updating
-         * 10h-12h.  Checksum may need to be fixed. */
-        e1000_read_eeprom(hw, 0x10, 1, &eeprom_data);
-        if ((eeprom_data & 0x10) == 0) {
-            /* Read 0x23 and check bit 15.  This bit is a 1 when the checksum
-             * has already been fixed.  If the checksum is still wrong and this
-             * bit is a 1, we need to return bad checksum.  Otherwise, we need
-             * to set this bit to a 1 and update the checksum. */
-            e1000_read_eeprom(hw, 0x23, 1, &eeprom_data);
-            if ((eeprom_data & 0x8000) == 0) {
-                eeprom_data |= 0x8000;
-                e1000_write_eeprom(hw, 0x23, 1, &eeprom_data);
-                e1000_update_eeprom_checksum(hw);
-            }
-        }
-    }
-
-    if (hw->mac_type == e1000_ich8lan) {
-        /* Drivers must allocate the shadow ram structure for the
-         * EEPROM checksum to be updated.  Otherwise, this bit as well
-         * as the checksum must both be set correctly for this
-         * validation to pass.
-         */
-        e1000_read_eeprom(hw, 0x19, 1, &eeprom_data);
-        if ((eeprom_data & 0x40) == 0) {
-            eeprom_data |= 0x40;
-            e1000_write_eeprom(hw, 0x19, 1, &eeprom_data);
-            e1000_update_eeprom_checksum(hw);
-        }
-    }
-
-    for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
-        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
-            DEBUGOUT("EEPROM Read Error\n");
-            return -E1000_ERR_EEPROM;
-        }
-        checksum += eeprom_data;
-    }
-
-    if (checksum == (u16)EEPROM_SUM)
-        return E1000_SUCCESS;
-    else {
-        DEBUGOUT("EEPROM Checksum Invalid\n");
-        return -E1000_ERR_EEPROM;
-    }
+	u16 checksum = 0;
+	u16 i, eeprom_data;
+
+	DEBUGFUNC("e1000_validate_eeprom_checksum");
+
+	for (i = 0; i < (EEPROM_CHECKSUM_REG + 1); i++) {
+		if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
+			DEBUGOUT("EEPROM Read Error\n");
+			return -E1000_ERR_EEPROM;
+		}
+		checksum += eeprom_data;
+	}
+
+	if (checksum == (u16) EEPROM_SUM)
+		return E1000_SUCCESS;
+	else {
+		DEBUGOUT("EEPROM Checksum Invalid\n");
+		return -E1000_ERR_EEPROM;
+	}
 }
 
-/******************************************************************************
- * Calculates the EEPROM checksum and writes it to the EEPROM
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_update_eeprom_checksum - Calculates/writes the EEPROM checksum
+ * @hw: Struct containing variables accessed by shared code
  *
  * Sums the first 63 16 bit words of the EEPROM. Subtracts the sum from 0xBABA.
  * Writes the difference to word offset 63 of the EEPROM.
- *****************************************************************************/
+ */
 s32 e1000_update_eeprom_checksum(struct e1000_hw *hw)
 {
-    u32 ctrl_ext;
-    u16 checksum = 0;
-    u16 i, eeprom_data;
-
-    DEBUGFUNC("e1000_update_eeprom_checksum");
-
-    for (i = 0; i < EEPROM_CHECKSUM_REG; i++) {
-        if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
-            DEBUGOUT("EEPROM Read Error\n");
-            return -E1000_ERR_EEPROM;
-        }
-        checksum += eeprom_data;
-    }
-    checksum = (u16)EEPROM_SUM - checksum;
-    if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) {
-        DEBUGOUT("EEPROM Write Error\n");
-        return -E1000_ERR_EEPROM;
-    } else if (hw->eeprom.type == e1000_eeprom_flash) {
-        e1000_commit_shadow_ram(hw);
-    } else if (hw->eeprom.type == e1000_eeprom_ich8) {
-        e1000_commit_shadow_ram(hw);
-        /* Reload the EEPROM, or else modifications will not appear
-         * until after next adapter reset. */
-        ctrl_ext = er32(CTRL_EXT);
-        ctrl_ext |= E1000_CTRL_EXT_EE_RST;
-        ew32(CTRL_EXT, ctrl_ext);
-        msleep(10);
-    }
-    return E1000_SUCCESS;
+	u16 checksum = 0;
+	u16 i, eeprom_data;
+
+	DEBUGFUNC("e1000_update_eeprom_checksum");
+
+	for (i = 0; i < EEPROM_CHECKSUM_REG; i++) {
+		if (e1000_read_eeprom(hw, i, 1, &eeprom_data) < 0) {
+			DEBUGOUT("EEPROM Read Error\n");
+			return -E1000_ERR_EEPROM;
+		}
+		checksum += eeprom_data;
+	}
+	checksum = (u16) EEPROM_SUM - checksum;
+	if (e1000_write_eeprom(hw, EEPROM_CHECKSUM_REG, 1, &checksum) < 0) {
+		DEBUGOUT("EEPROM Write Error\n");
+		return -E1000_ERR_EEPROM;
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Parent function for writing words to the different EEPROM types.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset within the EEPROM to be written to
- * words - number of words to write
- * data - 16 bit word to be written to the EEPROM
+/**
+ * e1000_write_eeprom - write words to the different EEPROM types.
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: offset within the EEPROM to be written to
+ * @words: number of words to write
+ * @data: 16 bit word to be written to the EEPROM
  *
  * If e1000_update_eeprom_checksum is not called after this function, the
  * EEPROM will most likely contain an invalid checksum.
- *****************************************************************************/
+ */
 s32 e1000_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
 {
-    s32 ret;
-    spin_lock(&e1000_eeprom_lock);
-    ret = e1000_do_write_eeprom(hw, offset, words, data);
-    spin_unlock(&e1000_eeprom_lock);
-    return ret;
+	s32 ret;
+	spin_lock(&e1000_eeprom_lock);
+	ret = e1000_do_write_eeprom(hw, offset, words, data);
+	spin_unlock(&e1000_eeprom_lock);
+	return ret;
 }
 
-
-static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words, u16 *data)
+static s32 e1000_do_write_eeprom(struct e1000_hw *hw, u16 offset, u16 words,
+				 u16 *data)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    s32 status = 0;
-
-    DEBUGFUNC("e1000_write_eeprom");
-
-    /* If eeprom is not yet detected, do so now */
-    if (eeprom->word_size == 0)
-        e1000_init_eeprom_params(hw);
-
-    /* A check for invalid values:  offset too large, too many words, and not
-     * enough words.
-     */
-    if ((offset >= eeprom->word_size) || (words > eeprom->word_size - offset) ||
-       (words == 0)) {
-        DEBUGOUT("\"words\" parameter out of bounds\n");
-        return -E1000_ERR_EEPROM;
-    }
-
-    /* 82573 writes only through eewr */
-    if (eeprom->use_eewr)
-        return e1000_write_eeprom_eewr(hw, offset, words, data);
-
-    if (eeprom->type == e1000_eeprom_ich8)
-        return e1000_write_eeprom_ich8(hw, offset, words, data);
-
-    /* Prepare the EEPROM for writing  */
-    if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
-        return -E1000_ERR_EEPROM;
-
-    if (eeprom->type == e1000_eeprom_microwire) {
-        status = e1000_write_eeprom_microwire(hw, offset, words, data);
-    } else {
-        status = e1000_write_eeprom_spi(hw, offset, words, data);
-        msleep(10);
-    }
-
-    /* Done with writing */
-    e1000_release_eeprom(hw);
-
-    return status;
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	s32 status = 0;
+
+	DEBUGFUNC("e1000_write_eeprom");
+
+	/* If eeprom is not yet detected, do so now */
+	if (eeprom->word_size == 0)
+		e1000_init_eeprom_params(hw);
+
+	/* A check for invalid values:  offset too large, too many words, and not
+	 * enough words.
+	 */
+	if ((offset >= eeprom->word_size)
+	    || (words > eeprom->word_size - offset) || (words == 0)) {
+		DEBUGOUT("\"words\" parameter out of bounds\n");
+		return -E1000_ERR_EEPROM;
+	}
+
+	/* Prepare the EEPROM for writing  */
+	if (e1000_acquire_eeprom(hw) != E1000_SUCCESS)
+		return -E1000_ERR_EEPROM;
+
+	if (eeprom->type == e1000_eeprom_microwire) {
+		status = e1000_write_eeprom_microwire(hw, offset, words, data);
+	} else {
+		status = e1000_write_eeprom_spi(hw, offset, words, data);
+		msleep(10);
+	}
+
+	/* Done with writing */
+	e1000_release_eeprom(hw);
+
+	return status;
 }
 
-/******************************************************************************
- * Writes a 16 bit word to a given offset in an SPI EEPROM.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset within the EEPROM to be written to
- * words - number of words to write
- * data - pointer to array of 8 bit words to be written to the EEPROM
- *
- *****************************************************************************/
+/**
+ * e1000_write_eeprom_spi - Writes a 16 bit word to a given offset in an SPI EEPROM.
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: offset within the EEPROM to be written to
+ * @words: number of words to write
+ * @data: pointer to array of 8 bit words to be written to the EEPROM
+ */
 static s32 e1000_write_eeprom_spi(struct e1000_hw *hw, u16 offset, u16 words,
 				  u16 *data)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u16 widx = 0;
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u16 widx = 0;
 
-    DEBUGFUNC("e1000_write_eeprom_spi");
+	DEBUGFUNC("e1000_write_eeprom_spi");
 
-    while (widx < words) {
-        u8 write_opcode = EEPROM_WRITE_OPCODE_SPI;
+	while (widx < words) {
+		u8 write_opcode = EEPROM_WRITE_OPCODE_SPI;
 
-        if (e1000_spi_eeprom_ready(hw)) return -E1000_ERR_EEPROM;
+		if (e1000_spi_eeprom_ready(hw))
+			return -E1000_ERR_EEPROM;
 
-        e1000_standby_eeprom(hw);
+		e1000_standby_eeprom(hw);
 
-        /*  Send the WRITE ENABLE command (8 bit opcode )  */
-        e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI,
-                                    eeprom->opcode_bits);
+		/*  Send the WRITE ENABLE command (8 bit opcode )  */
+		e1000_shift_out_ee_bits(hw, EEPROM_WREN_OPCODE_SPI,
+					eeprom->opcode_bits);
 
-        e1000_standby_eeprom(hw);
+		e1000_standby_eeprom(hw);
 
-        /* Some SPI eeproms use the 8th address bit embedded in the opcode */
-        if ((eeprom->address_bits == 8) && (offset >= 128))
-            write_opcode |= EEPROM_A8_OPCODE_SPI;
+		/* Some SPI eeproms use the 8th address bit embedded in the opcode */
+		if ((eeprom->address_bits == 8) && (offset >= 128))
+			write_opcode |= EEPROM_A8_OPCODE_SPI;
 
-        /* Send the Write command (8-bit opcode + addr) */
-        e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits);
+		/* Send the Write command (8-bit opcode + addr) */
+		e1000_shift_out_ee_bits(hw, write_opcode, eeprom->opcode_bits);
 
-        e1000_shift_out_ee_bits(hw, (u16)((offset + widx)*2),
-                                eeprom->address_bits);
+		e1000_shift_out_ee_bits(hw, (u16) ((offset + widx) * 2),
+					eeprom->address_bits);
 
-        /* Send the data */
+		/* Send the data */
 
-        /* Loop to allow for up to whole page write (32 bytes) of eeprom */
-        while (widx < words) {
-            u16 word_out = data[widx];
-            word_out = (word_out >> 8) | (word_out << 8);
-            e1000_shift_out_ee_bits(hw, word_out, 16);
-            widx++;
+		/* Loop to allow for up to whole page write (32 bytes) of eeprom */
+		while (widx < words) {
+			u16 word_out = data[widx];
+			word_out = (word_out >> 8) | (word_out << 8);
+			e1000_shift_out_ee_bits(hw, word_out, 16);
+			widx++;
 
-            /* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE
-             * operation, while the smaller eeproms are capable of an 8-byte
-             * PAGE WRITE operation.  Break the inner loop to pass new address
-             */
-            if ((((offset + widx)*2) % eeprom->page_size) == 0) {
-                e1000_standby_eeprom(hw);
-                break;
-            }
-        }
-    }
+			/* Some larger eeprom sizes are capable of a 32-byte PAGE WRITE
+			 * operation, while the smaller eeproms are capable of an 8-byte
+			 * PAGE WRITE operation.  Break the inner loop to pass new address
+			 */
+			if ((((offset + widx) * 2) % eeprom->page_size) == 0) {
+				e1000_standby_eeprom(hw);
+				break;
+			}
+		}
+	}
 
-    return E1000_SUCCESS;
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Writes a 16 bit word to a given offset in a Microwire EEPROM.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset within the EEPROM to be written to
- * words - number of words to write
- * data - pointer to array of 16 bit words to be written to the EEPROM
- *
- *****************************************************************************/
+/**
+ * e1000_write_eeprom_microwire - Writes a 16 bit word to a given offset in a Microwire EEPROM.
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: offset within the EEPROM to be written to
+ * @words: number of words to write
+ * @data: pointer to array of 8 bit words to be written to the EEPROM
+ */
 static s32 e1000_write_eeprom_microwire(struct e1000_hw *hw, u16 offset,
 					u16 words, u16 *data)
 {
-    struct e1000_eeprom_info *eeprom = &hw->eeprom;
-    u32 eecd;
-    u16 words_written = 0;
-    u16 i = 0;
-
-    DEBUGFUNC("e1000_write_eeprom_microwire");
-
-    /* Send the write enable command to the EEPROM (3-bit opcode plus
-     * 6/8-bit dummy address beginning with 11).  It's less work to include
-     * the 11 of the dummy address as part of the opcode than it is to shift
-     * it over the correct number of bits for the address.  This puts the
-     * EEPROM into write/erase mode.
-     */
-    e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE,
-                            (u16)(eeprom->opcode_bits + 2));
-
-    e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
-
-    /* Prepare the EEPROM */
-    e1000_standby_eeprom(hw);
-
-    while (words_written < words) {
-        /* Send the Write command (3-bit opcode + addr) */
-        e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE,
-                                eeprom->opcode_bits);
-
-        e1000_shift_out_ee_bits(hw, (u16)(offset + words_written),
-                                eeprom->address_bits);
-
-        /* Send the data */
-        e1000_shift_out_ee_bits(hw, data[words_written], 16);
-
-        /* Toggle the CS line.  This in effect tells the EEPROM to execute
-         * the previous command.
-         */
-        e1000_standby_eeprom(hw);
-
-        /* Read DO repeatedly until it is high (equal to '1').  The EEPROM will
-         * signal that the command has been completed by raising the DO signal.
-         * If DO does not go high in 10 milliseconds, then error out.
-         */
-        for (i = 0; i < 200; i++) {
-            eecd = er32(EECD);
-            if (eecd & E1000_EECD_DO) break;
-            udelay(50);
-        }
-        if (i == 200) {
-            DEBUGOUT("EEPROM Write did not complete\n");
-            return -E1000_ERR_EEPROM;
-        }
-
-        /* Recover from write */
-        e1000_standby_eeprom(hw);
-
-        words_written++;
-    }
-
-    /* Send the write disable command to the EEPROM (3-bit opcode plus
-     * 6/8-bit dummy address beginning with 10).  It's less work to include
-     * the 10 of the dummy address as part of the opcode than it is to shift
-     * it over the correct number of bits for the address.  This takes the
-     * EEPROM out of write/erase mode.
-     */
-    e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE,
-                            (u16)(eeprom->opcode_bits + 2));
-
-    e1000_shift_out_ee_bits(hw, 0, (u16)(eeprom->address_bits - 2));
-
-    return E1000_SUCCESS;
-}
+	struct e1000_eeprom_info *eeprom = &hw->eeprom;
+	u32 eecd;
+	u16 words_written = 0;
+	u16 i = 0;
 
-/******************************************************************************
- * Flushes the cached eeprom to NVM. This is done by saving the modified values
- * in the eeprom cache and the non modified values in the currently active bank
- * to the new bank.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of  word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static s32 e1000_commit_shadow_ram(struct e1000_hw *hw)
-{
-    u32 attempts = 100000;
-    u32 eecd = 0;
-    u32 flop = 0;
-    u32 i = 0;
-    s32 error = E1000_SUCCESS;
-    u32 old_bank_offset = 0;
-    u32 new_bank_offset = 0;
-    u8 low_byte = 0;
-    u8 high_byte = 0;
-    bool sector_write_failed = false;
-
-    if (hw->mac_type == e1000_82573) {
-        /* The flop register will be used to determine if flash type is STM */
-        flop = er32(FLOP);
-        for (i=0; i < attempts; i++) {
-            eecd = er32(EECD);
-            if ((eecd & E1000_EECD_FLUPD) == 0) {
-                break;
-            }
-            udelay(5);
-        }
-
-        if (i == attempts) {
-            return -E1000_ERR_EEPROM;
-        }
-
-        /* If STM opcode located in bits 15:8 of flop, reset firmware */
-        if ((flop & 0xFF00) == E1000_STM_OPCODE) {
-            ew32(HICR, E1000_HICR_FW_RESET);
-        }
-
-        /* Perform the flash update */
-        ew32(EECD, eecd | E1000_EECD_FLUPD);
-
-        for (i=0; i < attempts; i++) {
-            eecd = er32(EECD);
-            if ((eecd & E1000_EECD_FLUPD) == 0) {
-                break;
-            }
-            udelay(5);
-        }
-
-        if (i == attempts) {
-            return -E1000_ERR_EEPROM;
-        }
-    }
-
-    if (hw->mac_type == e1000_ich8lan && hw->eeprom_shadow_ram != NULL) {
-        /* We're writing to the opposite bank so if we're on bank 1,
-         * write to bank 0 etc.  We also need to erase the segment that
-         * is going to be written */
-        if (!(er32(EECD) & E1000_EECD_SEC1VAL)) {
-            new_bank_offset = hw->flash_bank_size * 2;
-            old_bank_offset = 0;
-            e1000_erase_ich8_4k_segment(hw, 1);
-        } else {
-            old_bank_offset = hw->flash_bank_size * 2;
-            new_bank_offset = 0;
-            e1000_erase_ich8_4k_segment(hw, 0);
-        }
-
-        sector_write_failed = false;
-        /* Loop for every byte in the shadow RAM,
-         * which is in units of words. */
-        for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
-            /* Determine whether to write the value stored
-             * in the other NVM bank or a modified value stored
-             * in the shadow RAM */
-            if (hw->eeprom_shadow_ram[i].modified) {
-                low_byte = (u8)hw->eeprom_shadow_ram[i].eeprom_word;
-                udelay(100);
-                error = e1000_verify_write_ich8_byte(hw,
-                            (i << 1) + new_bank_offset, low_byte);
-
-                if (error != E1000_SUCCESS)
-                    sector_write_failed = true;
-                else {
-                    high_byte =
-                        (u8)(hw->eeprom_shadow_ram[i].eeprom_word >> 8);
-                    udelay(100);
-                }
-            } else {
-                e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset,
-                                     &low_byte);
-                udelay(100);
-                error = e1000_verify_write_ich8_byte(hw,
-                            (i << 1) + new_bank_offset, low_byte);
-
-                if (error != E1000_SUCCESS)
-                    sector_write_failed = true;
-                else {
-                    e1000_read_ich8_byte(hw, (i << 1) + old_bank_offset + 1,
-                                         &high_byte);
-                    udelay(100);
-                }
-            }
-
-            /* If the write of the low byte was successful, go ahead and
-             * write the high byte while checking to make sure that if it
-             * is the signature byte, then it is handled properly */
-            if (!sector_write_failed) {
-                /* If the word is 0x13, then make sure the signature bits
-                 * (15:14) are 11b until the commit has completed.
-                 * This will allow us to write 10b which indicates the
-                 * signature is valid.  We want to do this after the write
-                 * has completed so that we don't mark the segment valid
-                 * while the write is still in progress */
-                if (i == E1000_ICH_NVM_SIG_WORD)
-                    high_byte = E1000_ICH_NVM_SIG_MASK | high_byte;
-
-                error = e1000_verify_write_ich8_byte(hw,
-                            (i << 1) + new_bank_offset + 1, high_byte);
-                if (error != E1000_SUCCESS)
-                    sector_write_failed = true;
-
-            } else {
-                /* If the write failed then break from the loop and
-                 * return an error */
-                break;
-            }
-        }
-
-        /* Don't bother writing the segment valid bits if sector
-         * programming failed. */
-        if (!sector_write_failed) {
-            /* Finally validate the new segment by setting bit 15:14
-             * to 10b in word 0x13 , this can be done without an
-             * erase as well since these bits are 11 to start with
-             * and we need to change bit 14 to 0b */
-            e1000_read_ich8_byte(hw,
-                                 E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset,
-                                 &high_byte);
-            high_byte &= 0xBF;
-            error = e1000_verify_write_ich8_byte(hw,
-                        E1000_ICH_NVM_SIG_WORD * 2 + 1 + new_bank_offset, high_byte);
-            /* And invalidate the previously valid segment by setting
-             * its signature word (0x13) high_byte to 0b. This can be
-             * done without an erase because flash erase sets all bits
-             * to 1's. We can write 1's to 0's without an erase */
-            if (error == E1000_SUCCESS) {
-                error = e1000_verify_write_ich8_byte(hw,
-                            E1000_ICH_NVM_SIG_WORD * 2 + 1 + old_bank_offset, 0);
-            }
-
-            /* Clear the now not used entry in the cache */
-            for (i = 0; i < E1000_SHADOW_RAM_WORDS; i++) {
-                hw->eeprom_shadow_ram[i].modified = false;
-                hw->eeprom_shadow_ram[i].eeprom_word = 0xFFFF;
-            }
-        }
-    }
-
-    return error;
+	DEBUGFUNC("e1000_write_eeprom_microwire");
+
+	/* Send the write enable command to the EEPROM (3-bit opcode plus
+	 * 6/8-bit dummy address beginning with 11).  It's less work to include
+	 * the 11 of the dummy address as part of the opcode than it is to shift
+	 * it over the correct number of bits for the address.  This puts the
+	 * EEPROM into write/erase mode.
+	 */
+	e1000_shift_out_ee_bits(hw, EEPROM_EWEN_OPCODE_MICROWIRE,
+				(u16) (eeprom->opcode_bits + 2));
+
+	e1000_shift_out_ee_bits(hw, 0, (u16) (eeprom->address_bits - 2));
+
+	/* Prepare the EEPROM */
+	e1000_standby_eeprom(hw);
+
+	while (words_written < words) {
+		/* Send the Write command (3-bit opcode + addr) */
+		e1000_shift_out_ee_bits(hw, EEPROM_WRITE_OPCODE_MICROWIRE,
+					eeprom->opcode_bits);
+
+		e1000_shift_out_ee_bits(hw, (u16) (offset + words_written),
+					eeprom->address_bits);
+
+		/* Send the data */
+		e1000_shift_out_ee_bits(hw, data[words_written], 16);
+
+		/* Toggle the CS line.  This in effect tells the EEPROM to execute
+		 * the previous command.
+		 */
+		e1000_standby_eeprom(hw);
+
+		/* Read DO repeatedly until it is high (equal to '1').  The EEPROM will
+		 * signal that the command has been completed by raising the DO signal.
+		 * If DO does not go high in 10 milliseconds, then error out.
+		 */
+		for (i = 0; i < 200; i++) {
+			eecd = er32(EECD);
+			if (eecd & E1000_EECD_DO)
+				break;
+			udelay(50);
+		}
+		if (i == 200) {
+			DEBUGOUT("EEPROM Write did not complete\n");
+			return -E1000_ERR_EEPROM;
+		}
+
+		/* Recover from write */
+		e1000_standby_eeprom(hw);
+
+		words_written++;
+	}
+
+	/* Send the write disable command to the EEPROM (3-bit opcode plus
+	 * 6/8-bit dummy address beginning with 10).  It's less work to include
+	 * the 10 of the dummy address as part of the opcode than it is to shift
+	 * it over the correct number of bits for the address.  This takes the
+	 * EEPROM out of write/erase mode.
+	 */
+	e1000_shift_out_ee_bits(hw, EEPROM_EWDS_OPCODE_MICROWIRE,
+				(u16) (eeprom->opcode_bits + 2));
+
+	e1000_shift_out_ee_bits(hw, 0, (u16) (eeprom->address_bits - 2));
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
+/**
+ * e1000_read_mac_addr - read the adapters MAC from eeprom
+ * @hw: Struct containing variables accessed by shared code
+ *
  * Reads the adapter's MAC address from the EEPROM and inverts the LSB for the
  * second function of dual function devices
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ */
 s32 e1000_read_mac_addr(struct e1000_hw *hw)
 {
-    u16 offset;
-    u16 eeprom_data, i;
-
-    DEBUGFUNC("e1000_read_mac_addr");
-
-    for (i = 0; i < NODE_ADDRESS_SIZE; i += 2) {
-        offset = i >> 1;
-        if (e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) {
-            DEBUGOUT("EEPROM Read Error\n");
-            return -E1000_ERR_EEPROM;
-        }
-        hw->perm_mac_addr[i] = (u8)(eeprom_data & 0x00FF);
-        hw->perm_mac_addr[i+1] = (u8)(eeprom_data >> 8);
-    }
-
-    switch (hw->mac_type) {
-    default:
-        break;
-    case e1000_82546:
-    case e1000_82546_rev_3:
-    case e1000_82571:
-    case e1000_80003es2lan:
-        if (er32(STATUS) & E1000_STATUS_FUNC_1)
-            hw->perm_mac_addr[5] ^= 0x01;
-        break;
-    }
-
-    for (i = 0; i < NODE_ADDRESS_SIZE; i++)
-        hw->mac_addr[i] = hw->perm_mac_addr[i];
-    return E1000_SUCCESS;
+	u16 offset;
+	u16 eeprom_data, i;
+
+	DEBUGFUNC("e1000_read_mac_addr");
+
+	for (i = 0; i < NODE_ADDRESS_SIZE; i += 2) {
+		offset = i >> 1;
+		if (e1000_read_eeprom(hw, offset, 1, &eeprom_data) < 0) {
+			DEBUGOUT("EEPROM Read Error\n");
+			return -E1000_ERR_EEPROM;
+		}
+		hw->perm_mac_addr[i] = (u8) (eeprom_data & 0x00FF);
+		hw->perm_mac_addr[i + 1] = (u8) (eeprom_data >> 8);
+	}
+
+	switch (hw->mac_type) {
+	default:
+		break;
+	case e1000_82546:
+	case e1000_82546_rev_3:
+		if (er32(STATUS) & E1000_STATUS_FUNC_1)
+			hw->perm_mac_addr[5] ^= 0x01;
+		break;
+	}
+
+	for (i = 0; i < NODE_ADDRESS_SIZE; i++)
+		hw->mac_addr[i] = hw->perm_mac_addr[i];
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Initializes receive address filters.
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_init_rx_addrs - Initializes receive address filters.
+ * @hw: Struct containing variables accessed by shared code
  *
  * Places the MAC address in receive address register 0 and clears the rest
- * of the receive addresss registers. Clears the multicast table. Assumes
+ * of the receive address registers. Clears the multicast table. Assumes
  * the receiver is in reset when the routine is called.
- *****************************************************************************/
+ */
 static void e1000_init_rx_addrs(struct e1000_hw *hw)
 {
-    u32 i;
-    u32 rar_num;
-
-    DEBUGFUNC("e1000_init_rx_addrs");
-
-    /* Setup the receive address. */
-    DEBUGOUT("Programming MAC Address into RAR[0]\n");
-
-    e1000_rar_set(hw, hw->mac_addr, 0);
-
-    rar_num = E1000_RAR_ENTRIES;
-
-    /* Reserve a spot for the Locally Administered Address to work around
-     * an 82571 issue in which a reset on one port will reload the MAC on
-     * the other port. */
-    if ((hw->mac_type == e1000_82571) && (hw->laa_is_present))
-        rar_num -= 1;
-    if (hw->mac_type == e1000_ich8lan)
-        rar_num = E1000_RAR_ENTRIES_ICH8LAN;
-
-    /* Zero out the other 15 receive addresses. */
-    DEBUGOUT("Clearing RAR[1-15]\n");
-    for (i = 1; i < rar_num; i++) {
-        E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
-        E1000_WRITE_FLUSH();
-        E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
-        E1000_WRITE_FLUSH();
-    }
+	u32 i;
+	u32 rar_num;
+
+	DEBUGFUNC("e1000_init_rx_addrs");
+
+	/* Setup the receive address. */
+	DEBUGOUT("Programming MAC Address into RAR[0]\n");
+
+	e1000_rar_set(hw, hw->mac_addr, 0);
+
+	rar_num = E1000_RAR_ENTRIES;
+
+	/* Zero out the other 15 receive addresses. */
+	DEBUGOUT("Clearing RAR[1-15]\n");
+	for (i = 1; i < rar_num; i++) {
+		E1000_WRITE_REG_ARRAY(hw, RA, (i << 1), 0);
+		E1000_WRITE_FLUSH();
+		E1000_WRITE_REG_ARRAY(hw, RA, ((i << 1) + 1), 0);
+		E1000_WRITE_FLUSH();
+	}
 }
 
-/******************************************************************************
- * Hashes an address to determine its location in the multicast table
- *
- * hw - Struct containing variables accessed by shared code
- * mc_addr - the multicast address to hash
- *****************************************************************************/
+/**
+ * e1000_hash_mc_addr - Hashes an address to determine its location in the multicast table
+ * @hw: Struct containing variables accessed by shared code
+ * @mc_addr: the multicast address to hash
+ */
 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
 {
-    u32 hash_value = 0;
-
-    /* The portion of the address that is used for the hash table is
-     * determined by the mc_filter_type setting.
-     */
-    switch (hw->mc_filter_type) {
-    /* [0] [1] [2] [3] [4] [5]
-     * 01  AA  00  12  34  56
-     * LSB                 MSB
-     */
-    case 0:
-        if (hw->mac_type == e1000_ich8lan) {
-            /* [47:38] i.e. 0x158 for above example address */
-            hash_value = ((mc_addr[4] >> 6) | (((u16)mc_addr[5]) << 2));
-        } else {
-            /* [47:36] i.e. 0x563 for above example address */
-            hash_value = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4));
-        }
-        break;
-    case 1:
-        if (hw->mac_type == e1000_ich8lan) {
-            /* [46:37] i.e. 0x2B1 for above example address */
-            hash_value = ((mc_addr[4] >> 5) | (((u16)mc_addr[5]) << 3));
-        } else {
-            /* [46:35] i.e. 0xAC6 for above example address */
-            hash_value = ((mc_addr[4] >> 3) | (((u16)mc_addr[5]) << 5));
-        }
-        break;
-    case 2:
-        if (hw->mac_type == e1000_ich8lan) {
-            /*[45:36] i.e. 0x163 for above example address */
-            hash_value = ((mc_addr[4] >> 4) | (((u16)mc_addr[5]) << 4));
-        } else {
-            /* [45:34] i.e. 0x5D8 for above example address */
-            hash_value = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6));
-        }
-        break;
-    case 3:
-        if (hw->mac_type == e1000_ich8lan) {
-            /* [43:34] i.e. 0x18D for above example address */
-            hash_value = ((mc_addr[4] >> 2) | (((u16)mc_addr[5]) << 6));
-        } else {
-            /* [43:32] i.e. 0x634 for above example address */
-            hash_value = ((mc_addr[4]) | (((u16)mc_addr[5]) << 8));
-        }
-        break;
-    }
-
-    hash_value &= 0xFFF;
-    if (hw->mac_type == e1000_ich8lan)
-        hash_value &= 0x3FF;
-
-    return hash_value;
+	u32 hash_value = 0;
+
+	/* The portion of the address that is used for the hash table is
+	 * determined by the mc_filter_type setting.
+	 */
+	switch (hw->mc_filter_type) {
+		/* [0] [1] [2] [3] [4] [5]
+		 * 01  AA  00  12  34  56
+		 * LSB                 MSB
+		 */
+	case 0:
+		/* [47:36] i.e. 0x563 for above example address */
+		hash_value = ((mc_addr[4] >> 4) | (((u16) mc_addr[5]) << 4));
+		break;
+	case 1:
+		/* [46:35] i.e. 0xAC6 for above example address */
+		hash_value = ((mc_addr[4] >> 3) | (((u16) mc_addr[5]) << 5));
+		break;
+	case 2:
+		/* [45:34] i.e. 0x5D8 for above example address */
+		hash_value = ((mc_addr[4] >> 2) | (((u16) mc_addr[5]) << 6));
+		break;
+	case 3:
+		/* [43:32] i.e. 0x634 for above example address */
+		hash_value = ((mc_addr[4]) | (((u16) mc_addr[5]) << 8));
+		break;
+	}
+
+	hash_value &= 0xFFF;
+	return hash_value;
 }
 
-/******************************************************************************
- * Puts an ethernet address into a receive address register.
- *
- * hw - Struct containing variables accessed by shared code
- * addr - Address to put into receive address register
- * index - Receive address register to write
- *****************************************************************************/
+/**
+ * e1000_rar_set - Puts an ethernet address into a receive address register.
+ * @hw: Struct containing variables accessed by shared code
+ * @addr: Address to put into receive address register
+ * @index: Receive address register to write
+ */
 void e1000_rar_set(struct e1000_hw *hw, u8 *addr, u32 index)
 {
-    u32 rar_low, rar_high;
-
-    /* HW expects these in little endian so we reverse the byte order
-     * from network order (big endian) to little endian
-     */
-    rar_low = ((u32)addr[0] | ((u32)addr[1] << 8) |
-               ((u32)addr[2] << 16) | ((u32)addr[3] << 24));
-    rar_high = ((u32)addr[4] | ((u32)addr[5] << 8));
-
-    /* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx
-     * unit hang.
-     *
-     * Description:
-     * If there are any Rx frames queued up or otherwise present in the HW
-     * before RSS is enabled, and then we enable RSS, the HW Rx unit will
-     * hang.  To work around this issue, we have to disable receives and
-     * flush out all Rx frames before we enable RSS. To do so, we modify we
-     * redirect all Rx traffic to manageability and then reset the HW.
-     * This flushes away Rx frames, and (since the redirections to
-     * manageability persists across resets) keeps new ones from coming in
-     * while we work.  Then, we clear the Address Valid AV bit for all MAC
-     * addresses and undo the re-direction to manageability.
-     * Now, frames are coming in again, but the MAC won't accept them, so
-     * far so good.  We now proceed to initialize RSS (if necessary) and
-     * configure the Rx unit.  Last, we re-enable the AV bits and continue
-     * on our merry way.
-     */
-    switch (hw->mac_type) {
-    case e1000_82571:
-    case e1000_82572:
-    case e1000_80003es2lan:
-        if (hw->leave_av_bit_off)
-            break;
-    default:
-        /* Indicate to hardware the Address is Valid. */
-        rar_high |= E1000_RAH_AV;
-        break;
-    }
-
-    E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low);
-    E1000_WRITE_FLUSH();
-    E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high);
-    E1000_WRITE_FLUSH();
+	u32 rar_low, rar_high;
+
+	/* HW expects these in little endian so we reverse the byte order
+	 * from network order (big endian) to little endian
+	 */
+	rar_low = ((u32) addr[0] | ((u32) addr[1] << 8) |
+		   ((u32) addr[2] << 16) | ((u32) addr[3] << 24));
+	rar_high = ((u32) addr[4] | ((u32) addr[5] << 8));
+
+	/* Disable Rx and flush all Rx frames before enabling RSS to avoid Rx
+	 * unit hang.
+	 *
+	 * Description:
+	 * If there are any Rx frames queued up or otherwise present in the HW
+	 * before RSS is enabled, and then we enable RSS, the HW Rx unit will
+	 * hang.  To work around this issue, we have to disable receives and
+	 * flush out all Rx frames before we enable RSS. To do so, we modify we
+	 * redirect all Rx traffic to manageability and then reset the HW.
+	 * This flushes away Rx frames, and (since the redirections to
+	 * manageability persists across resets) keeps new ones from coming in
+	 * while we work.  Then, we clear the Address Valid AV bit for all MAC
+	 * addresses and undo the re-direction to manageability.
+	 * Now, frames are coming in again, but the MAC won't accept them, so
+	 * far so good.  We now proceed to initialize RSS (if necessary) and
+	 * configure the Rx unit.  Last, we re-enable the AV bits and continue
+	 * on our merry way.
+	 */
+	switch (hw->mac_type) {
+	default:
+		/* Indicate to hardware the Address is Valid. */
+		rar_high |= E1000_RAH_AV;
+		break;
+	}
+
+	E1000_WRITE_REG_ARRAY(hw, RA, (index << 1), rar_low);
+	E1000_WRITE_FLUSH();
+	E1000_WRITE_REG_ARRAY(hw, RA, ((index << 1) + 1), rar_high);
+	E1000_WRITE_FLUSH();
 }
 
-/******************************************************************************
- * Writes a value to the specified offset in the VLAN filter table.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - Offset in VLAN filer table to write
- * value - Value to write into VLAN filter table
- *****************************************************************************/
+/**
+ * e1000_write_vfta - Writes a value to the specified offset in the VLAN filter table.
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: Offset in VLAN filer table to write
+ * @value: Value to write into VLAN filter table
+ */
 void e1000_write_vfta(struct e1000_hw *hw, u32 offset, u32 value)
 {
-    u32 temp;
-
-    if (hw->mac_type == e1000_ich8lan)
-        return;
-
-    if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
-        temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1));
-        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
-        E1000_WRITE_FLUSH();
-        E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp);
-        E1000_WRITE_FLUSH();
-    } else {
-        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
-        E1000_WRITE_FLUSH();
-    }
+	u32 temp;
+
+	if ((hw->mac_type == e1000_82544) && ((offset & 0x1) == 1)) {
+		temp = E1000_READ_REG_ARRAY(hw, VFTA, (offset - 1));
+		E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
+		E1000_WRITE_FLUSH();
+		E1000_WRITE_REG_ARRAY(hw, VFTA, (offset - 1), temp);
+		E1000_WRITE_FLUSH();
+	} else {
+		E1000_WRITE_REG_ARRAY(hw, VFTA, offset, value);
+		E1000_WRITE_FLUSH();
+	}
 }
 
-/******************************************************************************
- * Clears the VLAN filer table
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_clear_vfta - Clears the VLAN filer table
+ * @hw: Struct containing variables accessed by shared code
+ */
 static void e1000_clear_vfta(struct e1000_hw *hw)
 {
-    u32 offset;
-    u32 vfta_value = 0;
-    u32 vfta_offset = 0;
-    u32 vfta_bit_in_reg = 0;
-
-    if (hw->mac_type == e1000_ich8lan)
-        return;
-
-    if (hw->mac_type == e1000_82573) {
-        if (hw->mng_cookie.vlan_id != 0) {
-            /* The VFTA is a 4096b bit-field, each identifying a single VLAN
-             * ID.  The following operations determine which 32b entry
-             * (i.e. offset) into the array we want to set the VLAN ID
-             * (i.e. bit) of the manageability unit. */
-            vfta_offset = (hw->mng_cookie.vlan_id >>
-                           E1000_VFTA_ENTRY_SHIFT) &
-                          E1000_VFTA_ENTRY_MASK;
-            vfta_bit_in_reg = 1 << (hw->mng_cookie.vlan_id &
-                                    E1000_VFTA_ENTRY_BIT_SHIFT_MASK);
-        }
-    }
-    for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
-        /* If the offset we want to clear is the same offset of the
-         * manageability VLAN ID, then clear all bits except that of the
-         * manageability unit */
-        vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
-        E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value);
-        E1000_WRITE_FLUSH();
-    }
+	u32 offset;
+	u32 vfta_value = 0;
+	u32 vfta_offset = 0;
+	u32 vfta_bit_in_reg = 0;
+
+	for (offset = 0; offset < E1000_VLAN_FILTER_TBL_SIZE; offset++) {
+		/* If the offset we want to clear is the same offset of the
+		 * manageability VLAN ID, then clear all bits except that of the
+		 * manageability unit */
+		vfta_value = (offset == vfta_offset) ? vfta_bit_in_reg : 0;
+		E1000_WRITE_REG_ARRAY(hw, VFTA, offset, vfta_value);
+		E1000_WRITE_FLUSH();
+	}
 }
 
 static s32 e1000_id_led_init(struct e1000_hw *hw)
 {
-    u32 ledctl;
-    const u32 ledctl_mask = 0x000000FF;
-    const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON;
-    const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
-    u16 eeprom_data, i, temp;
-    const u16 led_mask = 0x0F;
-
-    DEBUGFUNC("e1000_id_led_init");
-
-    if (hw->mac_type < e1000_82540) {
-        /* Nothing to do */
-        return E1000_SUCCESS;
-    }
-
-    ledctl = er32(LEDCTL);
-    hw->ledctl_default = ledctl;
-    hw->ledctl_mode1 = hw->ledctl_default;
-    hw->ledctl_mode2 = hw->ledctl_default;
-
-    if (e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) {
-        DEBUGOUT("EEPROM Read Error\n");
-        return -E1000_ERR_EEPROM;
-    }
-
-    if ((hw->mac_type == e1000_82573) &&
-        (eeprom_data == ID_LED_RESERVED_82573))
-        eeprom_data = ID_LED_DEFAULT_82573;
-    else if ((eeprom_data == ID_LED_RESERVED_0000) ||
-            (eeprom_data == ID_LED_RESERVED_FFFF)) {
-        if (hw->mac_type == e1000_ich8lan)
-            eeprom_data = ID_LED_DEFAULT_ICH8LAN;
-        else
-            eeprom_data = ID_LED_DEFAULT;
-    }
-
-    for (i = 0; i < 4; i++) {
-        temp = (eeprom_data >> (i << 2)) & led_mask;
-        switch (temp) {
-        case ID_LED_ON1_DEF2:
-        case ID_LED_ON1_ON2:
-        case ID_LED_ON1_OFF2:
-            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
-            hw->ledctl_mode1 |= ledctl_on << (i << 3);
-            break;
-        case ID_LED_OFF1_DEF2:
-        case ID_LED_OFF1_ON2:
-        case ID_LED_OFF1_OFF2:
-            hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
-            hw->ledctl_mode1 |= ledctl_off << (i << 3);
-            break;
-        default:
-            /* Do nothing */
-            break;
-        }
-        switch (temp) {
-        case ID_LED_DEF1_ON2:
-        case ID_LED_ON1_ON2:
-        case ID_LED_OFF1_ON2:
-            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
-            hw->ledctl_mode2 |= ledctl_on << (i << 3);
-            break;
-        case ID_LED_DEF1_OFF2:
-        case ID_LED_ON1_OFF2:
-        case ID_LED_OFF1_OFF2:
-            hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
-            hw->ledctl_mode2 |= ledctl_off << (i << 3);
-            break;
-        default:
-            /* Do nothing */
-            break;
-        }
-    }
-    return E1000_SUCCESS;
+	u32 ledctl;
+	const u32 ledctl_mask = 0x000000FF;
+	const u32 ledctl_on = E1000_LEDCTL_MODE_LED_ON;
+	const u32 ledctl_off = E1000_LEDCTL_MODE_LED_OFF;
+	u16 eeprom_data, i, temp;
+	const u16 led_mask = 0x0F;
+
+	DEBUGFUNC("e1000_id_led_init");
+
+	if (hw->mac_type < e1000_82540) {
+		/* Nothing to do */
+		return E1000_SUCCESS;
+	}
+
+	ledctl = er32(LEDCTL);
+	hw->ledctl_default = ledctl;
+	hw->ledctl_mode1 = hw->ledctl_default;
+	hw->ledctl_mode2 = hw->ledctl_default;
+
+	if (e1000_read_eeprom(hw, EEPROM_ID_LED_SETTINGS, 1, &eeprom_data) < 0) {
+		DEBUGOUT("EEPROM Read Error\n");
+		return -E1000_ERR_EEPROM;
+	}
+
+	if ((eeprom_data == ID_LED_RESERVED_0000) ||
+	    (eeprom_data == ID_LED_RESERVED_FFFF)) {
+		eeprom_data = ID_LED_DEFAULT;
+	}
+
+	for (i = 0; i < 4; i++) {
+		temp = (eeprom_data >> (i << 2)) & led_mask;
+		switch (temp) {
+		case ID_LED_ON1_DEF2:
+		case ID_LED_ON1_ON2:
+		case ID_LED_ON1_OFF2:
+			hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
+			hw->ledctl_mode1 |= ledctl_on << (i << 3);
+			break;
+		case ID_LED_OFF1_DEF2:
+		case ID_LED_OFF1_ON2:
+		case ID_LED_OFF1_OFF2:
+			hw->ledctl_mode1 &= ~(ledctl_mask << (i << 3));
+			hw->ledctl_mode1 |= ledctl_off << (i << 3);
+			break;
+		default:
+			/* Do nothing */
+			break;
+		}
+		switch (temp) {
+		case ID_LED_DEF1_ON2:
+		case ID_LED_ON1_ON2:
+		case ID_LED_OFF1_ON2:
+			hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
+			hw->ledctl_mode2 |= ledctl_on << (i << 3);
+			break;
+		case ID_LED_DEF1_OFF2:
+		case ID_LED_ON1_OFF2:
+		case ID_LED_OFF1_OFF2:
+			hw->ledctl_mode2 &= ~(ledctl_mask << (i << 3));
+			hw->ledctl_mode2 |= ledctl_off << (i << 3);
+			break;
+		default:
+			/* Do nothing */
+			break;
+		}
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Prepares SW controlable LED for use and saves the current state of the LED.
+/**
+ * e1000_setup_led
+ * @hw: Struct containing variables accessed by shared code
  *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ * Prepares SW controlable LED for use and saves the current state of the LED.
+ */
 s32 e1000_setup_led(struct e1000_hw *hw)
 {
-    u32 ledctl;
-    s32 ret_val = E1000_SUCCESS;
-
-    DEBUGFUNC("e1000_setup_led");
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-    case e1000_82543:
-    case e1000_82544:
-        /* No setup necessary */
-        break;
-    case e1000_82541:
-    case e1000_82547:
-    case e1000_82541_rev_2:
-    case e1000_82547_rev_2:
-        /* Turn off PHY Smart Power Down (if enabled) */
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO,
-                                     &hw->phy_spd_default);
-        if (ret_val)
-            return ret_val;
-        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
-                                      (u16)(hw->phy_spd_default &
-                                      ~IGP01E1000_GMII_SPD));
-        if (ret_val)
-            return ret_val;
-        /* Fall Through */
-    default:
-        if (hw->media_type == e1000_media_type_fiber) {
-            ledctl = er32(LEDCTL);
-            /* Save current LEDCTL settings */
-            hw->ledctl_default = ledctl;
-            /* Turn off LED0 */
-            ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
-                        E1000_LEDCTL_LED0_BLINK |
-                        E1000_LEDCTL_LED0_MODE_MASK);
-            ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
-                       E1000_LEDCTL_LED0_MODE_SHIFT);
-            ew32(LEDCTL, ledctl);
-        } else if (hw->media_type == e1000_media_type_copper)
-            ew32(LEDCTL, hw->ledctl_mode1);
-        break;
-    }
-
-    return E1000_SUCCESS;
-}
+	u32 ledctl;
+	s32 ret_val = E1000_SUCCESS;
 
+	DEBUGFUNC("e1000_setup_led");
 
-/******************************************************************************
- * Used on 82571 and later Si that has LED blink bits.
- * Callers must use their own timer and should have already called
- * e1000_id_led_init()
- * Call e1000_cleanup led() to stop blinking
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
-s32 e1000_blink_led_start(struct e1000_hw *hw)
-{
-    s16  i;
-    u32 ledctl_blink = 0;
-
-    DEBUGFUNC("e1000_id_led_blink_on");
-
-    if (hw->mac_type < e1000_82571) {
-        /* Nothing to do */
-        return E1000_SUCCESS;
-    }
-    if (hw->media_type == e1000_media_type_fiber) {
-        /* always blink LED0 for PCI-E fiber */
-        ledctl_blink = E1000_LEDCTL_LED0_BLINK |
-                     (E1000_LEDCTL_MODE_LED_ON << E1000_LEDCTL_LED0_MODE_SHIFT);
-    } else {
-        /* set the blink bit for each LED that's "on" (0x0E) in ledctl_mode2 */
-        ledctl_blink = hw->ledctl_mode2;
-        for (i=0; i < 4; i++)
-            if (((hw->ledctl_mode2 >> (i * 8)) & 0xFF) ==
-                E1000_LEDCTL_MODE_LED_ON)
-                ledctl_blink |= (E1000_LEDCTL_LED0_BLINK << (i * 8));
-    }
-
-    ew32(LEDCTL, ledctl_blink);
-
-    return E1000_SUCCESS;
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+	case e1000_82544:
+		/* No setup necessary */
+		break;
+	case e1000_82541:
+	case e1000_82547:
+	case e1000_82541_rev_2:
+	case e1000_82547_rev_2:
+		/* Turn off PHY Smart Power Down (if enabled) */
+		ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO,
+					     &hw->phy_spd_default);
+		if (ret_val)
+			return ret_val;
+		ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
+					      (u16) (hw->phy_spd_default &
+						     ~IGP01E1000_GMII_SPD));
+		if (ret_val)
+			return ret_val;
+		/* Fall Through */
+	default:
+		if (hw->media_type == e1000_media_type_fiber) {
+			ledctl = er32(LEDCTL);
+			/* Save current LEDCTL settings */
+			hw->ledctl_default = ledctl;
+			/* Turn off LED0 */
+			ledctl &= ~(E1000_LEDCTL_LED0_IVRT |
+				    E1000_LEDCTL_LED0_BLINK |
+				    E1000_LEDCTL_LED0_MODE_MASK);
+			ledctl |= (E1000_LEDCTL_MODE_LED_OFF <<
+				   E1000_LEDCTL_LED0_MODE_SHIFT);
+			ew32(LEDCTL, ledctl);
+		} else if (hw->media_type == e1000_media_type_copper)
+			ew32(LEDCTL, hw->ledctl_mode1);
+		break;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Restores the saved state of the SW controlable LED.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_cleanup_led - Restores the saved state of the SW controlable LED.
+ * @hw: Struct containing variables accessed by shared code
+ */
 s32 e1000_cleanup_led(struct e1000_hw *hw)
 {
-    s32 ret_val = E1000_SUCCESS;
-
-    DEBUGFUNC("e1000_cleanup_led");
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-    case e1000_82543:
-    case e1000_82544:
-        /* No cleanup necessary */
-        break;
-    case e1000_82541:
-    case e1000_82547:
-    case e1000_82541_rev_2:
-    case e1000_82547_rev_2:
-        /* Turn on PHY Smart Power Down (if previously enabled) */
-        ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
-                                      hw->phy_spd_default);
-        if (ret_val)
-            return ret_val;
-        /* Fall Through */
-    default:
-        if (hw->phy_type == e1000_phy_ife) {
-            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED, 0);
-            break;
-        }
-        /* Restore LEDCTL settings */
-        ew32(LEDCTL, hw->ledctl_default);
-        break;
-    }
-
-    return E1000_SUCCESS;
+	s32 ret_val = E1000_SUCCESS;
+
+	DEBUGFUNC("e1000_cleanup_led");
+
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+	case e1000_82544:
+		/* No cleanup necessary */
+		break;
+	case e1000_82541:
+	case e1000_82547:
+	case e1000_82541_rev_2:
+	case e1000_82547_rev_2:
+		/* Turn on PHY Smart Power Down (if previously enabled) */
+		ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
+					      hw->phy_spd_default);
+		if (ret_val)
+			return ret_val;
+		/* Fall Through */
+	default:
+		/* Restore LEDCTL settings */
+		ew32(LEDCTL, hw->ledctl_default);
+		break;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Turns on the software controllable LED
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_led_on - Turns on the software controllable LED
+ * @hw: Struct containing variables accessed by shared code
+ */
 s32 e1000_led_on(struct e1000_hw *hw)
 {
-    u32 ctrl = er32(CTRL);
-
-    DEBUGFUNC("e1000_led_on");
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-    case e1000_82543:
-        /* Set SW Defineable Pin 0 to turn on the LED */
-        ctrl |= E1000_CTRL_SWDPIN0;
-        ctrl |= E1000_CTRL_SWDPIO0;
-        break;
-    case e1000_82544:
-        if (hw->media_type == e1000_media_type_fiber) {
-            /* Set SW Defineable Pin 0 to turn on the LED */
-            ctrl |= E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        } else {
-            /* Clear SW Defineable Pin 0 to turn on the LED */
-            ctrl &= ~E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        }
-        break;
-    default:
-        if (hw->media_type == e1000_media_type_fiber) {
-            /* Clear SW Defineable Pin 0 to turn on the LED */
-            ctrl &= ~E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        } else if (hw->phy_type == e1000_phy_ife) {
-            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
-                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_ON));
-        } else if (hw->media_type == e1000_media_type_copper) {
-            ew32(LEDCTL, hw->ledctl_mode2);
-            return E1000_SUCCESS;
-        }
-        break;
-    }
-
-    ew32(CTRL, ctrl);
-
-    return E1000_SUCCESS;
+	u32 ctrl = er32(CTRL);
+
+	DEBUGFUNC("e1000_led_on");
+
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+		/* Set SW Defineable Pin 0 to turn on the LED */
+		ctrl |= E1000_CTRL_SWDPIN0;
+		ctrl |= E1000_CTRL_SWDPIO0;
+		break;
+	case e1000_82544:
+		if (hw->media_type == e1000_media_type_fiber) {
+			/* Set SW Defineable Pin 0 to turn on the LED */
+			ctrl |= E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		} else {
+			/* Clear SW Defineable Pin 0 to turn on the LED */
+			ctrl &= ~E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		}
+		break;
+	default:
+		if (hw->media_type == e1000_media_type_fiber) {
+			/* Clear SW Defineable Pin 0 to turn on the LED */
+			ctrl &= ~E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		} else if (hw->media_type == e1000_media_type_copper) {
+			ew32(LEDCTL, hw->ledctl_mode2);
+			return E1000_SUCCESS;
+		}
+		break;
+	}
+
+	ew32(CTRL, ctrl);
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Turns off the software controllable LED
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_led_off - Turns off the software controllable LED
+ * @hw: Struct containing variables accessed by shared code
+ */
 s32 e1000_led_off(struct e1000_hw *hw)
 {
-    u32 ctrl = er32(CTRL);
-
-    DEBUGFUNC("e1000_led_off");
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-    case e1000_82543:
-        /* Clear SW Defineable Pin 0 to turn off the LED */
-        ctrl &= ~E1000_CTRL_SWDPIN0;
-        ctrl |= E1000_CTRL_SWDPIO0;
-        break;
-    case e1000_82544:
-        if (hw->media_type == e1000_media_type_fiber) {
-            /* Clear SW Defineable Pin 0 to turn off the LED */
-            ctrl &= ~E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        } else {
-            /* Set SW Defineable Pin 0 to turn off the LED */
-            ctrl |= E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        }
-        break;
-    default:
-        if (hw->media_type == e1000_media_type_fiber) {
-            /* Set SW Defineable Pin 0 to turn off the LED */
-            ctrl |= E1000_CTRL_SWDPIN0;
-            ctrl |= E1000_CTRL_SWDPIO0;
-        } else if (hw->phy_type == e1000_phy_ife) {
-            e1000_write_phy_reg(hw, IFE_PHY_SPECIAL_CONTROL_LED,
-                 (IFE_PSCL_PROBE_MODE | IFE_PSCL_PROBE_LEDS_OFF));
-        } else if (hw->media_type == e1000_media_type_copper) {
-            ew32(LEDCTL, hw->ledctl_mode1);
-            return E1000_SUCCESS;
-        }
-        break;
-    }
-
-    ew32(CTRL, ctrl);
-
-    return E1000_SUCCESS;
+	u32 ctrl = er32(CTRL);
+
+	DEBUGFUNC("e1000_led_off");
+
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+	case e1000_82543:
+		/* Clear SW Defineable Pin 0 to turn off the LED */
+		ctrl &= ~E1000_CTRL_SWDPIN0;
+		ctrl |= E1000_CTRL_SWDPIO0;
+		break;
+	case e1000_82544:
+		if (hw->media_type == e1000_media_type_fiber) {
+			/* Clear SW Defineable Pin 0 to turn off the LED */
+			ctrl &= ~E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		} else {
+			/* Set SW Defineable Pin 0 to turn off the LED */
+			ctrl |= E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		}
+		break;
+	default:
+		if (hw->media_type == e1000_media_type_fiber) {
+			/* Set SW Defineable Pin 0 to turn off the LED */
+			ctrl |= E1000_CTRL_SWDPIN0;
+			ctrl |= E1000_CTRL_SWDPIO0;
+		} else if (hw->media_type == e1000_media_type_copper) {
+			ew32(LEDCTL, hw->ledctl_mode1);
+			return E1000_SUCCESS;
+		}
+		break;
+	}
+
+	ew32(CTRL, ctrl);
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Clears all hardware statistics counters.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+/**
+ * e1000_clear_hw_cntrs - Clears all hardware statistics counters.
+ * @hw: Struct containing variables accessed by shared code
+ */
 static void e1000_clear_hw_cntrs(struct e1000_hw *hw)
 {
-    volatile u32 temp;
-
-    temp = er32(CRCERRS);
-    temp = er32(SYMERRS);
-    temp = er32(MPC);
-    temp = er32(SCC);
-    temp = er32(ECOL);
-    temp = er32(MCC);
-    temp = er32(LATECOL);
-    temp = er32(COLC);
-    temp = er32(DC);
-    temp = er32(SEC);
-    temp = er32(RLEC);
-    temp = er32(XONRXC);
-    temp = er32(XONTXC);
-    temp = er32(XOFFRXC);
-    temp = er32(XOFFTXC);
-    temp = er32(FCRUC);
-
-    if (hw->mac_type != e1000_ich8lan) {
-    temp = er32(PRC64);
-    temp = er32(PRC127);
-    temp = er32(PRC255);
-    temp = er32(PRC511);
-    temp = er32(PRC1023);
-    temp = er32(PRC1522);
-    }
-
-    temp = er32(GPRC);
-    temp = er32(BPRC);
-    temp = er32(MPRC);
-    temp = er32(GPTC);
-    temp = er32(GORCL);
-    temp = er32(GORCH);
-    temp = er32(GOTCL);
-    temp = er32(GOTCH);
-    temp = er32(RNBC);
-    temp = er32(RUC);
-    temp = er32(RFC);
-    temp = er32(ROC);
-    temp = er32(RJC);
-    temp = er32(TORL);
-    temp = er32(TORH);
-    temp = er32(TOTL);
-    temp = er32(TOTH);
-    temp = er32(TPR);
-    temp = er32(TPT);
-
-    if (hw->mac_type != e1000_ich8lan) {
-    temp = er32(PTC64);
-    temp = er32(PTC127);
-    temp = er32(PTC255);
-    temp = er32(PTC511);
-    temp = er32(PTC1023);
-    temp = er32(PTC1522);
-    }
-
-    temp = er32(MPTC);
-    temp = er32(BPTC);
-
-    if (hw->mac_type < e1000_82543) return;
-
-    temp = er32(ALGNERRC);
-    temp = er32(RXERRC);
-    temp = er32(TNCRS);
-    temp = er32(CEXTERR);
-    temp = er32(TSCTC);
-    temp = er32(TSCTFC);
-
-    if (hw->mac_type <= e1000_82544) return;
-
-    temp = er32(MGTPRC);
-    temp = er32(MGTPDC);
-    temp = er32(MGTPTC);
-
-    if (hw->mac_type <= e1000_82547_rev_2) return;
-
-    temp = er32(IAC);
-    temp = er32(ICRXOC);
-
-    if (hw->mac_type == e1000_ich8lan) return;
-
-    temp = er32(ICRXPTC);
-    temp = er32(ICRXATC);
-    temp = er32(ICTXPTC);
-    temp = er32(ICTXATC);
-    temp = er32(ICTXQEC);
-    temp = er32(ICTXQMTC);
-    temp = er32(ICRXDMTC);
-}
-
-/******************************************************************************
- * Resets Adaptive IFS to its default state.
- *
- * hw - Struct containing variables accessed by shared code
+	volatile u32 temp;
+
+	temp = er32(CRCERRS);
+	temp = er32(SYMERRS);
+	temp = er32(MPC);
+	temp = er32(SCC);
+	temp = er32(ECOL);
+	temp = er32(MCC);
+	temp = er32(LATECOL);
+	temp = er32(COLC);
+	temp = er32(DC);
+	temp = er32(SEC);
+	temp = er32(RLEC);
+	temp = er32(XONRXC);
+	temp = er32(XONTXC);
+	temp = er32(XOFFRXC);
+	temp = er32(XOFFTXC);
+	temp = er32(FCRUC);
+
+	temp = er32(PRC64);
+	temp = er32(PRC127);
+	temp = er32(PRC255);
+	temp = er32(PRC511);
+	temp = er32(PRC1023);
+	temp = er32(PRC1522);
+
+	temp = er32(GPRC);
+	temp = er32(BPRC);
+	temp = er32(MPRC);
+	temp = er32(GPTC);
+	temp = er32(GORCL);
+	temp = er32(GORCH);
+	temp = er32(GOTCL);
+	temp = er32(GOTCH);
+	temp = er32(RNBC);
+	temp = er32(RUC);
+	temp = er32(RFC);
+	temp = er32(ROC);
+	temp = er32(RJC);
+	temp = er32(TORL);
+	temp = er32(TORH);
+	temp = er32(TOTL);
+	temp = er32(TOTH);
+	temp = er32(TPR);
+	temp = er32(TPT);
+
+	temp = er32(PTC64);
+	temp = er32(PTC127);
+	temp = er32(PTC255);
+	temp = er32(PTC511);
+	temp = er32(PTC1023);
+	temp = er32(PTC1522);
+
+	temp = er32(MPTC);
+	temp = er32(BPTC);
+
+	if (hw->mac_type < e1000_82543)
+		return;
+
+	temp = er32(ALGNERRC);
+	temp = er32(RXERRC);
+	temp = er32(TNCRS);
+	temp = er32(CEXTERR);
+	temp = er32(TSCTC);
+	temp = er32(TSCTFC);
+
+	if (hw->mac_type <= e1000_82544)
+		return;
+
+	temp = er32(MGTPRC);
+	temp = er32(MGTPDC);
+	temp = er32(MGTPTC);
+}
+
+/**
+ * e1000_reset_adaptive - Resets Adaptive IFS to its default state.
+ * @hw: Struct containing variables accessed by shared code
  *
  * Call this after e1000_init_hw. You may override the IFS defaults by setting
  * hw->ifs_params_forced to true. However, you must initialize hw->
  * current_ifs_val, ifs_min_val, ifs_max_val, ifs_step_size, and ifs_ratio
  * before calling this function.
- *****************************************************************************/
+ */
 void e1000_reset_adaptive(struct e1000_hw *hw)
 {
-    DEBUGFUNC("e1000_reset_adaptive");
-
-    if (hw->adaptive_ifs) {
-        if (!hw->ifs_params_forced) {
-            hw->current_ifs_val = 0;
-            hw->ifs_min_val = IFS_MIN;
-            hw->ifs_max_val = IFS_MAX;
-            hw->ifs_step_size = IFS_STEP;
-            hw->ifs_ratio = IFS_RATIO;
-        }
-        hw->in_ifs_mode = false;
-        ew32(AIT, 0);
-    } else {
-        DEBUGOUT("Not in Adaptive IFS mode!\n");
-    }
+	DEBUGFUNC("e1000_reset_adaptive");
+
+	if (hw->adaptive_ifs) {
+		if (!hw->ifs_params_forced) {
+			hw->current_ifs_val = 0;
+			hw->ifs_min_val = IFS_MIN;
+			hw->ifs_max_val = IFS_MAX;
+			hw->ifs_step_size = IFS_STEP;
+			hw->ifs_ratio = IFS_RATIO;
+		}
+		hw->in_ifs_mode = false;
+		ew32(AIT, 0);
+	} else {
+		DEBUGOUT("Not in Adaptive IFS mode!\n");
+	}
 }
 
-/******************************************************************************
+/**
+ * e1000_update_adaptive - update adaptive IFS
+ * @hw: Struct containing variables accessed by shared code
+ * @tx_packets: Number of transmits since last callback
+ * @total_collisions: Number of collisions since last callback
+ *
  * Called during the callback/watchdog routine to update IFS value based on
  * the ratio of transmits to collisions.
- *
- * hw - Struct containing variables accessed by shared code
- * tx_packets - Number of transmits since last callback
- * total_collisions - Number of collisions since last callback
- *****************************************************************************/
+ */
 void e1000_update_adaptive(struct e1000_hw *hw)
 {
-    DEBUGFUNC("e1000_update_adaptive");
-
-    if (hw->adaptive_ifs) {
-        if ((hw->collision_delta * hw->ifs_ratio) > hw->tx_packet_delta) {
-            if (hw->tx_packet_delta > MIN_NUM_XMITS) {
-                hw->in_ifs_mode = true;
-                if (hw->current_ifs_val < hw->ifs_max_val) {
-                    if (hw->current_ifs_val == 0)
-                        hw->current_ifs_val = hw->ifs_min_val;
-                    else
-                        hw->current_ifs_val += hw->ifs_step_size;
-                    ew32(AIT, hw->current_ifs_val);
-                }
-            }
-        } else {
-            if (hw->in_ifs_mode && (hw->tx_packet_delta <= MIN_NUM_XMITS)) {
-                hw->current_ifs_val = 0;
-                hw->in_ifs_mode = false;
-                ew32(AIT, 0);
-            }
-        }
-    } else {
-        DEBUGOUT("Not in Adaptive IFS mode!\n");
-    }
+	DEBUGFUNC("e1000_update_adaptive");
+
+	if (hw->adaptive_ifs) {
+		if ((hw->collision_delta *hw->ifs_ratio) > hw->tx_packet_delta) {
+			if (hw->tx_packet_delta > MIN_NUM_XMITS) {
+				hw->in_ifs_mode = true;
+				if (hw->current_ifs_val < hw->ifs_max_val) {
+					if (hw->current_ifs_val == 0)
+						hw->current_ifs_val =
+						    hw->ifs_min_val;
+					else
+						hw->current_ifs_val +=
+						    hw->ifs_step_size;
+					ew32(AIT, hw->current_ifs_val);
+				}
+			}
+		} else {
+			if (hw->in_ifs_mode
+			    && (hw->tx_packet_delta <= MIN_NUM_XMITS)) {
+				hw->current_ifs_val = 0;
+				hw->in_ifs_mode = false;
+				ew32(AIT, 0);
+			}
+		}
+	} else {
+		DEBUGOUT("Not in Adaptive IFS mode!\n");
+	}
 }
 
-/******************************************************************************
- * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT
+/**
+ * e1000_tbi_adjust_stats
+ * @hw: Struct containing variables accessed by shared code
+ * @frame_len: The length of the frame in question
+ * @mac_addr: The Ethernet destination address of the frame in question
  *
- * hw - Struct containing variables accessed by shared code
- * frame_len - The length of the frame in question
- * mac_addr - The Ethernet destination address of the frame in question
- *****************************************************************************/
+ * Adjusts the statistic counters when a frame is accepted by TBI_ACCEPT
+ */
 void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats,
 			    u32 frame_len, u8 *mac_addr)
 {
-    u64 carry_bit;
-
-    /* First adjust the frame length. */
-    frame_len--;
-    /* We need to adjust the statistics counters, since the hardware
-     * counters overcount this packet as a CRC error and undercount
-     * the packet as a good packet
-     */
-    /* This packet should not be counted as a CRC error.    */
-    stats->crcerrs--;
-    /* This packet does count as a Good Packet Received.    */
-    stats->gprc++;
-
-    /* Adjust the Good Octets received counters             */
-    carry_bit = 0x80000000 & stats->gorcl;
-    stats->gorcl += frame_len;
-    /* If the high bit of Gorcl (the low 32 bits of the Good Octets
-     * Received Count) was one before the addition,
-     * AND it is zero after, then we lost the carry out,
-     * need to add one to Gorch (Good Octets Received Count High).
-     * This could be simplified if all environments supported
-     * 64-bit integers.
-     */
-    if (carry_bit && ((stats->gorcl & 0x80000000) == 0))
-        stats->gorch++;
-    /* Is this a broadcast or multicast?  Check broadcast first,
-     * since the test for a multicast frame will test positive on
-     * a broadcast frame.
-     */
-    if ((mac_addr[0] == (u8)0xff) && (mac_addr[1] == (u8)0xff))
-        /* Broadcast packet */
-        stats->bprc++;
-    else if (*mac_addr & 0x01)
-        /* Multicast packet */
-        stats->mprc++;
-
-    if (frame_len == hw->max_frame_size) {
-        /* In this case, the hardware has overcounted the number of
-         * oversize frames.
-         */
-        if (stats->roc > 0)
-            stats->roc--;
-    }
-
-    /* Adjust the bin counters when the extra byte put the frame in the
-     * wrong bin. Remember that the frame_len was adjusted above.
-     */
-    if (frame_len == 64) {
-        stats->prc64++;
-        stats->prc127--;
-    } else if (frame_len == 127) {
-        stats->prc127++;
-        stats->prc255--;
-    } else if (frame_len == 255) {
-        stats->prc255++;
-        stats->prc511--;
-    } else if (frame_len == 511) {
-        stats->prc511++;
-        stats->prc1023--;
-    } else if (frame_len == 1023) {
-        stats->prc1023++;
-        stats->prc1522--;
-    } else if (frame_len == 1522) {
-        stats->prc1522++;
-    }
+	u64 carry_bit;
+
+	/* First adjust the frame length. */
+	frame_len--;
+	/* We need to adjust the statistics counters, since the hardware
+	 * counters overcount this packet as a CRC error and undercount
+	 * the packet as a good packet
+	 */
+	/* This packet should not be counted as a CRC error.    */
+	stats->crcerrs--;
+	/* This packet does count as a Good Packet Received.    */
+	stats->gprc++;
+
+	/* Adjust the Good Octets received counters             */
+	carry_bit = 0x80000000 & stats->gorcl;
+	stats->gorcl += frame_len;
+	/* If the high bit of Gorcl (the low 32 bits of the Good Octets
+	 * Received Count) was one before the addition,
+	 * AND it is zero after, then we lost the carry out,
+	 * need to add one to Gorch (Good Octets Received Count High).
+	 * This could be simplified if all environments supported
+	 * 64-bit integers.
+	 */
+	if (carry_bit && ((stats->gorcl & 0x80000000) == 0))
+		stats->gorch++;
+	/* Is this a broadcast or multicast?  Check broadcast first,
+	 * since the test for a multicast frame will test positive on
+	 * a broadcast frame.
+	 */
+	if ((mac_addr[0] == (u8) 0xff) && (mac_addr[1] == (u8) 0xff))
+		/* Broadcast packet */
+		stats->bprc++;
+	else if (*mac_addr & 0x01)
+		/* Multicast packet */
+		stats->mprc++;
+
+	if (frame_len == hw->max_frame_size) {
+		/* In this case, the hardware has overcounted the number of
+		 * oversize frames.
+		 */
+		if (stats->roc > 0)
+			stats->roc--;
+	}
+
+	/* Adjust the bin counters when the extra byte put the frame in the
+	 * wrong bin. Remember that the frame_len was adjusted above.
+	 */
+	if (frame_len == 64) {
+		stats->prc64++;
+		stats->prc127--;
+	} else if (frame_len == 127) {
+		stats->prc127++;
+		stats->prc255--;
+	} else if (frame_len == 255) {
+		stats->prc255++;
+		stats->prc511--;
+	} else if (frame_len == 511) {
+		stats->prc511++;
+		stats->prc1023--;
+	} else if (frame_len == 1023) {
+		stats->prc1023++;
+		stats->prc1522--;
+	} else if (frame_len == 1522) {
+		stats->prc1522++;
+	}
 }
 
-/******************************************************************************
- * Gets the current PCI bus type, speed, and width of the hardware
+/**
+ * e1000_get_bus_info
+ * @hw: Struct containing variables accessed by shared code
  *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
+ * Gets the current PCI bus type, speed, and width of the hardware
+ */
 void e1000_get_bus_info(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 pci_ex_link_status;
-    u32 status;
-
-    switch (hw->mac_type) {
-    case e1000_82542_rev2_0:
-    case e1000_82542_rev2_1:
-        hw->bus_type = e1000_bus_type_pci;
-        hw->bus_speed = e1000_bus_speed_unknown;
-        hw->bus_width = e1000_bus_width_unknown;
-        break;
-    case e1000_82571:
-    case e1000_82572:
-    case e1000_82573:
-    case e1000_80003es2lan:
-        hw->bus_type = e1000_bus_type_pci_express;
-        hw->bus_speed = e1000_bus_speed_2500;
-        ret_val = e1000_read_pcie_cap_reg(hw,
-                                      PCI_EX_LINK_STATUS,
-                                      &pci_ex_link_status);
-        if (ret_val)
-            hw->bus_width = e1000_bus_width_unknown;
-        else
-            hw->bus_width = (pci_ex_link_status & PCI_EX_LINK_WIDTH_MASK) >>
-                          PCI_EX_LINK_WIDTH_SHIFT;
-        break;
-    case e1000_ich8lan:
-        hw->bus_type = e1000_bus_type_pci_express;
-        hw->bus_speed = e1000_bus_speed_2500;
-        hw->bus_width = e1000_bus_width_pciex_1;
-        break;
-    default:
-        status = er32(STATUS);
-        hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ?
-                       e1000_bus_type_pcix : e1000_bus_type_pci;
-
-        if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) {
-            hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ?
-                            e1000_bus_speed_66 : e1000_bus_speed_120;
-        } else if (hw->bus_type == e1000_bus_type_pci) {
-            hw->bus_speed = (status & E1000_STATUS_PCI66) ?
-                            e1000_bus_speed_66 : e1000_bus_speed_33;
-        } else {
-            switch (status & E1000_STATUS_PCIX_SPEED) {
-            case E1000_STATUS_PCIX_SPEED_66:
-                hw->bus_speed = e1000_bus_speed_66;
-                break;
-            case E1000_STATUS_PCIX_SPEED_100:
-                hw->bus_speed = e1000_bus_speed_100;
-                break;
-            case E1000_STATUS_PCIX_SPEED_133:
-                hw->bus_speed = e1000_bus_speed_133;
-                break;
-            default:
-                hw->bus_speed = e1000_bus_speed_reserved;
-                break;
-            }
-        }
-        hw->bus_width = (status & E1000_STATUS_BUS64) ?
-                        e1000_bus_width_64 : e1000_bus_width_32;
-        break;
-    }
+	u32 status;
+
+	switch (hw->mac_type) {
+	case e1000_82542_rev2_0:
+	case e1000_82542_rev2_1:
+		hw->bus_type = e1000_bus_type_pci;
+		hw->bus_speed = e1000_bus_speed_unknown;
+		hw->bus_width = e1000_bus_width_unknown;
+		break;
+	default:
+		status = er32(STATUS);
+		hw->bus_type = (status & E1000_STATUS_PCIX_MODE) ?
+		    e1000_bus_type_pcix : e1000_bus_type_pci;
+
+		if (hw->device_id == E1000_DEV_ID_82546EB_QUAD_COPPER) {
+			hw->bus_speed = (hw->bus_type == e1000_bus_type_pci) ?
+			    e1000_bus_speed_66 : e1000_bus_speed_120;
+		} else if (hw->bus_type == e1000_bus_type_pci) {
+			hw->bus_speed = (status & E1000_STATUS_PCI66) ?
+			    e1000_bus_speed_66 : e1000_bus_speed_33;
+		} else {
+			switch (status & E1000_STATUS_PCIX_SPEED) {
+			case E1000_STATUS_PCIX_SPEED_66:
+				hw->bus_speed = e1000_bus_speed_66;
+				break;
+			case E1000_STATUS_PCIX_SPEED_100:
+				hw->bus_speed = e1000_bus_speed_100;
+				break;
+			case E1000_STATUS_PCIX_SPEED_133:
+				hw->bus_speed = e1000_bus_speed_133;
+				break;
+			default:
+				hw->bus_speed = e1000_bus_speed_reserved;
+				break;
+			}
+		}
+		hw->bus_width = (status & E1000_STATUS_BUS64) ?
+		    e1000_bus_width_64 : e1000_bus_width_32;
+		break;
+	}
 }
 
-/******************************************************************************
+/**
+ * e1000_write_reg_io
+ * @hw: Struct containing variables accessed by shared code
+ * @offset: offset to write to
+ * @value: value to write
+ *
  * Writes a value to one of the devices registers using port I/O (as opposed to
  * memory mapped I/O). Only 82544 and newer devices support port I/O.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset to write to
- * value - value to write
- *****************************************************************************/
+ */
 static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value)
 {
-    unsigned long io_addr = hw->io_base;
-    unsigned long io_data = hw->io_base + 4;
+	unsigned long io_addr = hw->io_base;
+	unsigned long io_data = hw->io_base + 4;
 
-    e1000_io_write(hw, io_addr, offset);
-    e1000_io_write(hw, io_data, value);
+	e1000_io_write(hw, io_addr, offset);
+	e1000_io_write(hw, io_data, value);
 }
 
-/******************************************************************************
- * Estimates the cable length.
- *
- * hw - Struct containing variables accessed by shared code
- * min_length - The estimated minimum length
- * max_length - The estimated maximum length
+/**
+ * e1000_get_cable_length - Estimates the cable length.
+ * @hw: Struct containing variables accessed by shared code
+ * @min_length: The estimated minimum length
+ * @max_length: The estimated maximum length
  *
  * returns: - E1000_ERR_XXX
  *            E1000_SUCCESS
@@ -6528,185 +4842,115 @@ static void e1000_write_reg_io(struct e1000_hw *hw, u32 offset, u32 value)
  * So for M88 phy's, this function interprets the one value returned from the
  * register to the minimum and maximum range.
  * For IGP phy's, the function calculates the range by the AGC registers.
- *****************************************************************************/
+ */
 static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length,
 				  u16 *max_length)
 {
-    s32 ret_val;
-    u16 agc_value = 0;
-    u16 i, phy_data;
-    u16 cable_length;
-
-    DEBUGFUNC("e1000_get_cable_length");
-
-    *min_length = *max_length = 0;
-
-    /* Use old method for Phy older than IGP */
-    if (hw->phy_type == e1000_phy_m88) {
-
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-        cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
-                       M88E1000_PSSR_CABLE_LENGTH_SHIFT;
-
-        /* Convert the enum value to ranged values */
-        switch (cable_length) {
-        case e1000_cable_length_50:
-            *min_length = 0;
-            *max_length = e1000_igp_cable_length_50;
-            break;
-        case e1000_cable_length_50_80:
-            *min_length = e1000_igp_cable_length_50;
-            *max_length = e1000_igp_cable_length_80;
-            break;
-        case e1000_cable_length_80_110:
-            *min_length = e1000_igp_cable_length_80;
-            *max_length = e1000_igp_cable_length_110;
-            break;
-        case e1000_cable_length_110_140:
-            *min_length = e1000_igp_cable_length_110;
-            *max_length = e1000_igp_cable_length_140;
-            break;
-        case e1000_cable_length_140:
-            *min_length = e1000_igp_cable_length_140;
-            *max_length = e1000_igp_cable_length_170;
-            break;
-        default:
-            return -E1000_ERR_PHY;
-            break;
-        }
-    } else if (hw->phy_type == e1000_phy_gg82563) {
-        ret_val = e1000_read_phy_reg(hw, GG82563_PHY_DSP_DISTANCE,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-        cable_length = phy_data & GG82563_DSPD_CABLE_LENGTH;
-
-        switch (cable_length) {
-        case e1000_gg_cable_length_60:
-            *min_length = 0;
-            *max_length = e1000_igp_cable_length_60;
-            break;
-        case e1000_gg_cable_length_60_115:
-            *min_length = e1000_igp_cable_length_60;
-            *max_length = e1000_igp_cable_length_115;
-            break;
-        case e1000_gg_cable_length_115_150:
-            *min_length = e1000_igp_cable_length_115;
-            *max_length = e1000_igp_cable_length_150;
-            break;
-        case e1000_gg_cable_length_150:
-            *min_length = e1000_igp_cable_length_150;
-            *max_length = e1000_igp_cable_length_180;
-            break;
-        default:
-            return -E1000_ERR_PHY;
-            break;
-        }
-    } else if (hw->phy_type == e1000_phy_igp) { /* For IGP PHY */
-        u16 cur_agc_value;
-        u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
-        u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
-                                                         {IGP01E1000_PHY_AGC_A,
-                                                          IGP01E1000_PHY_AGC_B,
-                                                          IGP01E1000_PHY_AGC_C,
-                                                          IGP01E1000_PHY_AGC_D};
-        /* Read the AGC registers for all channels */
-        for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
-
-            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
-
-            /* Value bound check. */
-            if ((cur_agc_value >= IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1) ||
-                (cur_agc_value == 0))
-                return -E1000_ERR_PHY;
-
-            agc_value += cur_agc_value;
-
-            /* Update minimal AGC value. */
-            if (min_agc_value > cur_agc_value)
-                min_agc_value = cur_agc_value;
-        }
-
-        /* Remove the minimal AGC result for length < 50m */
-        if (agc_value < IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
-            agc_value -= min_agc_value;
-
-            /* Get the average length of the remaining 3 channels */
-            agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1);
-        } else {
-            /* Get the average length of all the 4 channels. */
-            agc_value /= IGP01E1000_PHY_CHANNEL_NUM;
-        }
-
-        /* Set the range of the calculated length. */
-        *min_length = ((e1000_igp_cable_length_table[agc_value] -
-                       IGP01E1000_AGC_RANGE) > 0) ?
-                       (e1000_igp_cable_length_table[agc_value] -
-                       IGP01E1000_AGC_RANGE) : 0;
-        *max_length = e1000_igp_cable_length_table[agc_value] +
-                      IGP01E1000_AGC_RANGE;
-    } else if (hw->phy_type == e1000_phy_igp_2 ||
-               hw->phy_type == e1000_phy_igp_3) {
-        u16 cur_agc_index, max_agc_index = 0;
-        u16 min_agc_index = IGP02E1000_AGC_LENGTH_TABLE_SIZE - 1;
-        u16 agc_reg_array[IGP02E1000_PHY_CHANNEL_NUM] =
-                                                         {IGP02E1000_PHY_AGC_A,
-                                                          IGP02E1000_PHY_AGC_B,
-                                                          IGP02E1000_PHY_AGC_C,
-                                                          IGP02E1000_PHY_AGC_D};
-        /* Read the AGC registers for all channels */
-        for (i = 0; i < IGP02E1000_PHY_CHANNEL_NUM; i++) {
-            ret_val = e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            /* Getting bits 15:9, which represent the combination of course and
-             * fine gain values.  The result is a number that can be put into
-             * the lookup table to obtain the approximate cable length. */
-            cur_agc_index = (phy_data >> IGP02E1000_AGC_LENGTH_SHIFT) &
-                            IGP02E1000_AGC_LENGTH_MASK;
-
-            /* Array index bound check. */
-            if ((cur_agc_index >= IGP02E1000_AGC_LENGTH_TABLE_SIZE) ||
-                (cur_agc_index == 0))
-                return -E1000_ERR_PHY;
-
-            /* Remove min & max AGC values from calculation. */
-            if (e1000_igp_2_cable_length_table[min_agc_index] >
-                e1000_igp_2_cable_length_table[cur_agc_index])
-                min_agc_index = cur_agc_index;
-            if (e1000_igp_2_cable_length_table[max_agc_index] <
-                e1000_igp_2_cable_length_table[cur_agc_index])
-                max_agc_index = cur_agc_index;
-
-            agc_value += e1000_igp_2_cable_length_table[cur_agc_index];
-        }
-
-        agc_value -= (e1000_igp_2_cable_length_table[min_agc_index] +
-                      e1000_igp_2_cable_length_table[max_agc_index]);
-        agc_value /= (IGP02E1000_PHY_CHANNEL_NUM - 2);
-
-        /* Calculate cable length with the error range of +/- 10 meters. */
-        *min_length = ((agc_value - IGP02E1000_AGC_RANGE) > 0) ?
-                       (agc_value - IGP02E1000_AGC_RANGE) : 0;
-        *max_length = agc_value + IGP02E1000_AGC_RANGE;
-    }
-
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 agc_value = 0;
+	u16 i, phy_data;
+	u16 cable_length;
+
+	DEBUGFUNC("e1000_get_cable_length");
+
+	*min_length = *max_length = 0;
+
+	/* Use old method for Phy older than IGP */
+	if (hw->phy_type == e1000_phy_m88) {
+
+		ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
+					     &phy_data);
+		if (ret_val)
+			return ret_val;
+		cable_length = (phy_data & M88E1000_PSSR_CABLE_LENGTH) >>
+		    M88E1000_PSSR_CABLE_LENGTH_SHIFT;
+
+		/* Convert the enum value to ranged values */
+		switch (cable_length) {
+		case e1000_cable_length_50:
+			*min_length = 0;
+			*max_length = e1000_igp_cable_length_50;
+			break;
+		case e1000_cable_length_50_80:
+			*min_length = e1000_igp_cable_length_50;
+			*max_length = e1000_igp_cable_length_80;
+			break;
+		case e1000_cable_length_80_110:
+			*min_length = e1000_igp_cable_length_80;
+			*max_length = e1000_igp_cable_length_110;
+			break;
+		case e1000_cable_length_110_140:
+			*min_length = e1000_igp_cable_length_110;
+			*max_length = e1000_igp_cable_length_140;
+			break;
+		case e1000_cable_length_140:
+			*min_length = e1000_igp_cable_length_140;
+			*max_length = e1000_igp_cable_length_170;
+			break;
+		default:
+			return -E1000_ERR_PHY;
+			break;
+		}
+	} else if (hw->phy_type == e1000_phy_igp) {	/* For IGP PHY */
+		u16 cur_agc_value;
+		u16 min_agc_value = IGP01E1000_AGC_LENGTH_TABLE_SIZE;
+		u16 agc_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
+		    { IGP01E1000_PHY_AGC_A,
+			IGP01E1000_PHY_AGC_B,
+			IGP01E1000_PHY_AGC_C,
+			IGP01E1000_PHY_AGC_D
+		};
+		/* Read the AGC registers for all channels */
+		for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
+
+			ret_val =
+			    e1000_read_phy_reg(hw, agc_reg_array[i], &phy_data);
+			if (ret_val)
+				return ret_val;
+
+			cur_agc_value = phy_data >> IGP01E1000_AGC_LENGTH_SHIFT;
+
+			/* Value bound check. */
+			if ((cur_agc_value >=
+			     IGP01E1000_AGC_LENGTH_TABLE_SIZE - 1)
+			    || (cur_agc_value == 0))
+				return -E1000_ERR_PHY;
+
+			agc_value += cur_agc_value;
+
+			/* Update minimal AGC value. */
+			if (min_agc_value > cur_agc_value)
+				min_agc_value = cur_agc_value;
+		}
+
+		/* Remove the minimal AGC result for length < 50m */
+		if (agc_value <
+		    IGP01E1000_PHY_CHANNEL_NUM * e1000_igp_cable_length_50) {
+			agc_value -= min_agc_value;
+
+			/* Get the average length of the remaining 3 channels */
+			agc_value /= (IGP01E1000_PHY_CHANNEL_NUM - 1);
+		} else {
+			/* Get the average length of all the 4 channels. */
+			agc_value /= IGP01E1000_PHY_CHANNEL_NUM;
+		}
+
+		/* Set the range of the calculated length. */
+		*min_length = ((e1000_igp_cable_length_table[agc_value] -
+				IGP01E1000_AGC_RANGE) > 0) ?
+		    (e1000_igp_cable_length_table[agc_value] -
+		     IGP01E1000_AGC_RANGE) : 0;
+		*max_length = e1000_igp_cable_length_table[agc_value] +
+		    IGP01E1000_AGC_RANGE;
+	}
+
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Check the cable polarity
- *
- * hw - Struct containing variables accessed by shared code
- * polarity - output parameter : 0 - Polarity is not reversed
+/**
+ * e1000_check_polarity - Check the cable polarity
+ * @hw: Struct containing variables accessed by shared code
+ * @polarity: output parameter : 0 - Polarity is not reversed
  *                               1 - Polarity is reversed.
  *
  * returns: - E1000_ERR_XXX
@@ -6717,73 +4961,65 @@ static s32 e1000_get_cable_length(struct e1000_hw *hw, u16 *min_length,
  * 10 Mbps.  If the link speed is 100 Mbps there is no polarity so this bit will
  * return 0.  If the link speed is 1000 Mbps the polarity status is in the
  * IGP01E1000_PHY_PCS_INIT_REG.
- *****************************************************************************/
+ */
 static s32 e1000_check_polarity(struct e1000_hw *hw,
 				e1000_rev_polarity *polarity)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_check_polarity");
-
-    if ((hw->phy_type == e1000_phy_m88) ||
-        (hw->phy_type == e1000_phy_gg82563)) {
-        /* return the Polarity bit in the Status register. */
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-        *polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >>
-                     M88E1000_PSSR_REV_POLARITY_SHIFT) ?
-                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
-
-    } else if (hw->phy_type == e1000_phy_igp ||
-              hw->phy_type == e1000_phy_igp_3 ||
-              hw->phy_type == e1000_phy_igp_2) {
-        /* Read the Status register to check the speed */
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        /* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to
-         * find the polarity status */
-        if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
-           IGP01E1000_PSSR_SPEED_1000MBPS) {
-
-            /* Read the GIG initialization PCS register (0x00B4) */
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            /* Check the polarity bits */
-            *polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ?
-                         e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
-        } else {
-            /* For 10 Mbps, read the polarity bit in the status register. (for
-             * 100 Mbps this bit is always 0) */
-            *polarity = (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ?
-                         e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
-        }
-    } else if (hw->phy_type == e1000_phy_ife) {
-        ret_val = e1000_read_phy_reg(hw, IFE_PHY_EXTENDED_STATUS_CONTROL,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-        *polarity = ((phy_data & IFE_PESC_POLARITY_REVERSED) >>
-                     IFE_PESC_POLARITY_REVERSED_SHIFT) ?
-                     e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
-    }
-    return E1000_SUCCESS;
+	s32 ret_val;
+	u16 phy_data;
+
+	DEBUGFUNC("e1000_check_polarity");
+
+	if (hw->phy_type == e1000_phy_m88) {
+		/* return the Polarity bit in the Status register. */
+		ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
+					     &phy_data);
+		if (ret_val)
+			return ret_val;
+		*polarity = ((phy_data & M88E1000_PSSR_REV_POLARITY) >>
+			     M88E1000_PSSR_REV_POLARITY_SHIFT) ?
+		    e1000_rev_polarity_reversed : e1000_rev_polarity_normal;
+
+	} else if (hw->phy_type == e1000_phy_igp) {
+		/* Read the Status register to check the speed */
+		ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_STATUS,
+					     &phy_data);
+		if (ret_val)
+			return ret_val;
+
+		/* If speed is 1000 Mbps, must read the IGP01E1000_PHY_PCS_INIT_REG to
+		 * find the polarity status */
+		if ((phy_data & IGP01E1000_PSSR_SPEED_MASK) ==
+		    IGP01E1000_PSSR_SPEED_1000MBPS) {
+
+			/* Read the GIG initialization PCS register (0x00B4) */
+			ret_val =
+			    e1000_read_phy_reg(hw, IGP01E1000_PHY_PCS_INIT_REG,
+					       &phy_data);
+			if (ret_val)
+				return ret_val;
+
+			/* Check the polarity bits */
+			*polarity = (phy_data & IGP01E1000_PHY_POLARITY_MASK) ?
+			    e1000_rev_polarity_reversed :
+			    e1000_rev_polarity_normal;
+		} else {
+			/* For 10 Mbps, read the polarity bit in the status register. (for
+			 * 100 Mbps this bit is always 0) */
+			*polarity =
+			    (phy_data & IGP01E1000_PSSR_POLARITY_REVERSED) ?
+			    e1000_rev_polarity_reversed :
+			    e1000_rev_polarity_normal;
+		}
+	}
+	return E1000_SUCCESS;
 }
 
-/******************************************************************************
- * Check if Downshift occured
- *
- * hw - Struct containing variables accessed by shared code
- * downshift - output parameter : 0 - No Downshift ocured.
- *                                1 - Downshift ocured.
+/**
+ * e1000_check_downshift - Check if Downshift occurred
+ * @hw: Struct containing variables accessed by shared code
+ * @downshift: output parameter : 0 - No Downshift occurred.
+ *                                1 - Downshift occurred.
  *
  * returns: - E1000_ERR_XXX
  *            E1000_SUCCESS
@@ -6792,2041 +5028,607 @@ static s32 e1000_check_polarity(struct e1000_hw *hw,
  * Specific Status register.  For IGP phy's, it reads the Downgrade bit in the
  * Link Health register.  In IGP this bit is latched high, so the driver must
  * read it immediately after link is established.
- *****************************************************************************/
+ */
 static s32 e1000_check_downshift(struct e1000_hw *hw)
 {
-    s32 ret_val;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_check_downshift");
-
-    if (hw->phy_type == e1000_phy_igp ||
-        hw->phy_type == e1000_phy_igp_3 ||
-        hw->phy_type == e1000_phy_igp_2) {
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        hw->speed_downgraded = (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0;
-    } else if ((hw->phy_type == e1000_phy_m88) ||
-               (hw->phy_type == e1000_phy_gg82563)) {
-        ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
-                                     &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >>
-                               M88E1000_PSSR_DOWNSHIFT_SHIFT;
-    } else if (hw->phy_type == e1000_phy_ife) {
-        /* e1000_phy_ife supports 10/100 speed only */
-        hw->speed_downgraded = false;
-    }
-
-    return E1000_SUCCESS;
-}
+	s32 ret_val;
+	u16 phy_data;
 
-/*****************************************************************************
- *
- * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a
- * gigabit link is achieved to improve link quality.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_PHY if fail to read/write the PHY
- *            E1000_SUCCESS at any other case.
- *
- ****************************************************************************/
+	DEBUGFUNC("e1000_check_downshift");
 
-static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up)
-{
-    s32 ret_val;
-    u16 phy_data, phy_saved_data, speed, duplex, i;
-    u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
-                                        {IGP01E1000_PHY_AGC_PARAM_A,
-                                        IGP01E1000_PHY_AGC_PARAM_B,
-                                        IGP01E1000_PHY_AGC_PARAM_C,
-                                        IGP01E1000_PHY_AGC_PARAM_D};
-    u16 min_length, max_length;
-
-    DEBUGFUNC("e1000_config_dsp_after_link_change");
-
-    if (hw->phy_type != e1000_phy_igp)
-        return E1000_SUCCESS;
-
-    if (link_up) {
-        ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
-        if (ret_val) {
-            DEBUGOUT("Error getting link speed and duplex\n");
-            return ret_val;
-        }
-
-        if (speed == SPEED_1000) {
-
-            ret_val = e1000_get_cable_length(hw, &min_length, &max_length);
-            if (ret_val)
-                return ret_val;
-
-            if ((hw->dsp_config_state == e1000_dsp_config_enabled) &&
-                min_length >= e1000_igp_cable_length_50) {
-
-                for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
-                    ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i],
-                                                 &phy_data);
-                    if (ret_val)
-                        return ret_val;
-
-                    phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
-
-                    ret_val = e1000_write_phy_reg(hw, dsp_reg_array[i],
-                                                  phy_data);
-                    if (ret_val)
-                        return ret_val;
-                }
-                hw->dsp_config_state = e1000_dsp_config_activated;
-            }
-
-            if ((hw->ffe_config_state == e1000_ffe_config_enabled) &&
-               (min_length < e1000_igp_cable_length_50)) {
-
-                u16 ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_20;
-                u32 idle_errs = 0;
-
-                /* clear previous idle error counts */
-                ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
-                                             &phy_data);
-                if (ret_val)
-                    return ret_val;
-
-                for (i = 0; i < ffe_idle_err_timeout; i++) {
-                    udelay(1000);
-                    ret_val = e1000_read_phy_reg(hw, PHY_1000T_STATUS,
-                                                 &phy_data);
-                    if (ret_val)
-                        return ret_val;
-
-                    idle_errs += (phy_data & SR_1000T_IDLE_ERROR_CNT);
-                    if (idle_errs > SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT) {
-                        hw->ffe_config_state = e1000_ffe_config_active;
-
-                        ret_val = e1000_write_phy_reg(hw,
-                                    IGP01E1000_PHY_DSP_FFE,
-                                    IGP01E1000_PHY_DSP_FFE_CM_CP);
-                        if (ret_val)
-                            return ret_val;
-                        break;
-                    }
-
-                    if (idle_errs)
-                        ffe_idle_err_timeout = FFE_IDLE_ERR_COUNT_TIMEOUT_100;
-                }
-            }
-        }
-    } else {
-        if (hw->dsp_config_state == e1000_dsp_config_activated) {
-            /* Save off the current value of register 0x2F5B to be restored at
-             * the end of the routines. */
-            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
-
-            if (ret_val)
-                return ret_val;
-
-            /* Disable the PHY transmitter */
-            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
-
-            if (ret_val)
-                return ret_val;
-
-            mdelay(20);
-
-            ret_val = e1000_write_phy_reg(hw, 0x0000,
-                                          IGP01E1000_IEEE_FORCE_GIGA);
-            if (ret_val)
-                return ret_val;
-            for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
-                ret_val = e1000_read_phy_reg(hw, dsp_reg_array[i], &phy_data);
-                if (ret_val)
-                    return ret_val;
-
-                phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
-                phy_data |=  IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS;
-
-                ret_val = e1000_write_phy_reg(hw,dsp_reg_array[i], phy_data);
-                if (ret_val)
-                    return ret_val;
-            }
-
-            ret_val = e1000_write_phy_reg(hw, 0x0000,
-                                          IGP01E1000_IEEE_RESTART_AUTONEG);
-            if (ret_val)
-                return ret_val;
-
-            mdelay(20);
-
-            /* Now enable the transmitter */
-            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
-
-            if (ret_val)
-                return ret_val;
-
-            hw->dsp_config_state = e1000_dsp_config_enabled;
-        }
-
-        if (hw->ffe_config_state == e1000_ffe_config_active) {
-            /* Save off the current value of register 0x2F5B to be restored at
-             * the end of the routines. */
-            ret_val = e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
-
-            if (ret_val)
-                return ret_val;
-
-            /* Disable the PHY transmitter */
-            ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
-
-            if (ret_val)
-                return ret_val;
-
-            mdelay(20);
-
-            ret_val = e1000_write_phy_reg(hw, 0x0000,
-                                          IGP01E1000_IEEE_FORCE_GIGA);
-            if (ret_val)
-                return ret_val;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE,
-                                          IGP01E1000_PHY_DSP_FFE_DEFAULT);
-            if (ret_val)
-                return ret_val;
-
-            ret_val = e1000_write_phy_reg(hw, 0x0000,
-                                          IGP01E1000_IEEE_RESTART_AUTONEG);
-            if (ret_val)
-                return ret_val;
-
-            mdelay(20);
-
-            /* Now enable the transmitter */
-            ret_val = e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
-
-            if (ret_val)
-                return ret_val;
-
-            hw->ffe_config_state = e1000_ffe_config_enabled;
-        }
-    }
-    return E1000_SUCCESS;
-}
+	if (hw->phy_type == e1000_phy_igp) {
+		ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_LINK_HEALTH,
+					     &phy_data);
+		if (ret_val)
+			return ret_val;
 
-/*****************************************************************************
- * Set PHY to class A mode
- * Assumes the following operations will follow to enable the new class mode.
- *  1. Do a PHY soft reset
- *  2. Restart auto-negotiation or force link.
- *
- * hw - Struct containing variables accessed by shared code
- ****************************************************************************/
-static s32 e1000_set_phy_mode(struct e1000_hw *hw)
-{
-    s32 ret_val;
-    u16 eeprom_data;
-
-    DEBUGFUNC("e1000_set_phy_mode");
-
-    if ((hw->mac_type == e1000_82545_rev_3) &&
-        (hw->media_type == e1000_media_type_copper)) {
-        ret_val = e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1, &eeprom_data);
-        if (ret_val) {
-            return ret_val;
-        }
-
-        if ((eeprom_data != EEPROM_RESERVED_WORD) &&
-            (eeprom_data & EEPROM_PHY_CLASS_A)) {
-            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x000B);
-            if (ret_val)
-                return ret_val;
-            ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x8104);
-            if (ret_val)
-                return ret_val;
-
-            hw->phy_reset_disable = false;
-        }
-    }
-
-    return E1000_SUCCESS;
-}
+		hw->speed_downgraded =
+		    (phy_data & IGP01E1000_PLHR_SS_DOWNGRADE) ? 1 : 0;
+	} else if (hw->phy_type == e1000_phy_m88) {
+		ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_SPEC_STATUS,
+					     &phy_data);
+		if (ret_val)
+			return ret_val;
 
-/*****************************************************************************
- *
- * This function sets the lplu state according to the active flag.  When
- * activating lplu this function also disables smart speed and vise versa.
- * lplu will not be activated unless the device autonegotiation advertisment
- * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
- * hw: Struct containing variables accessed by shared code
- * active - true to enable lplu false to disable lplu.
- *
- * returns: - E1000_ERR_PHY if fail to read/write the PHY
- *            E1000_SUCCESS at any other case.
- *
- ****************************************************************************/
+		hw->speed_downgraded = (phy_data & M88E1000_PSSR_DOWNSHIFT) >>
+		    M88E1000_PSSR_DOWNSHIFT_SHIFT;
+	}
 
-static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active)
-{
-    u32 phy_ctrl = 0;
-    s32 ret_val;
-    u16 phy_data;
-    DEBUGFUNC("e1000_set_d3_lplu_state");
-
-    if (hw->phy_type != e1000_phy_igp && hw->phy_type != e1000_phy_igp_2
-        && hw->phy_type != e1000_phy_igp_3)
-        return E1000_SUCCESS;
-
-    /* During driver activity LPLU should not be used or it will attain link
-     * from the lowest speeds starting from 10Mbps. The capability is used for
-     * Dx transitions and states */
-    if (hw->mac_type == e1000_82541_rev_2 || hw->mac_type == e1000_82547_rev_2) {
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
-        if (ret_val)
-            return ret_val;
-    } else if (hw->mac_type == e1000_ich8lan) {
-        /* MAC writes into PHY register based on the state transition
-         * and start auto-negotiation. SW driver can overwrite the settings
-         * in CSR PHY power control E1000_PHY_CTRL register. */
-        phy_ctrl = er32(PHY_CTRL);
-    } else {
-        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    if (!active) {
-        if (hw->mac_type == e1000_82541_rev_2 ||
-            hw->mac_type == e1000_82547_rev_2) {
-            phy_data &= ~IGP01E1000_GMII_FLEX_SPD;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
-            if (ret_val)
-                return ret_val;
-        } else {
-            if (hw->mac_type == e1000_ich8lan) {
-                phy_ctrl &= ~E1000_PHY_CTRL_NOND0A_LPLU;
-                ew32(PHY_CTRL, phy_ctrl);
-            } else {
-                phy_data &= ~IGP02E1000_PM_D3_LPLU;
-                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
-                                              phy_data);
-                if (ret_val)
-                    return ret_val;
-            }
-        }
-
-        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
-         * Dx states where the power conservation is most important.  During
-         * driver activity we should enable SmartSpeed, so performance is
-         * maintained. */
-        if (hw->smart_speed == e1000_smart_speed_on) {
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-        } else if (hw->smart_speed == e1000_smart_speed_off) {
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-        }
-
-    } else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT) ||
-               (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL ) ||
-               (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_100_ALL)) {
-
-        if (hw->mac_type == e1000_82541_rev_2 ||
-            hw->mac_type == e1000_82547_rev_2) {
-            phy_data |= IGP01E1000_GMII_FLEX_SPD;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO, phy_data);
-            if (ret_val)
-                return ret_val;
-        } else {
-            if (hw->mac_type == e1000_ich8lan) {
-                phy_ctrl |= E1000_PHY_CTRL_NOND0A_LPLU;
-                ew32(PHY_CTRL, phy_ctrl);
-            } else {
-                phy_data |= IGP02E1000_PM_D3_LPLU;
-                ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
-                                              phy_data);
-                if (ret_val)
-                    return ret_val;
-            }
-        }
-
-        /* When LPLU is enabled we should disable SmartSpeed */
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
-        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
-        if (ret_val)
-            return ret_val;
-
-    }
-    return E1000_SUCCESS;
+	return E1000_SUCCESS;
 }
 
-/*****************************************************************************
- *
- * This function sets the lplu d0 state according to the active flag.  When
- * activating lplu this function also disables smart speed and vise versa.
- * lplu will not be activated unless the device autonegotiation advertisment
- * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
- * hw: Struct containing variables accessed by shared code
- * active - true to enable lplu false to disable lplu.
+/**
+ * e1000_config_dsp_after_link_change
+ * @hw: Struct containing variables accessed by shared code
+ * @link_up: was link up at the time this was called
  *
  * returns: - E1000_ERR_PHY if fail to read/write the PHY
  *            E1000_SUCCESS at any other case.
  *
- ****************************************************************************/
-
-static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
-{
-    u32 phy_ctrl = 0;
-    s32 ret_val;
-    u16 phy_data;
-    DEBUGFUNC("e1000_set_d0_lplu_state");
-
-    if (hw->mac_type <= e1000_82547_rev_2)
-        return E1000_SUCCESS;
-
-    if (hw->mac_type == e1000_ich8lan) {
-        phy_ctrl = er32(PHY_CTRL);
-    } else {
-        ret_val = e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, &phy_data);
-        if (ret_val)
-            return ret_val;
-    }
-
-    if (!active) {
-        if (hw->mac_type == e1000_ich8lan) {
-            phy_ctrl &= ~E1000_PHY_CTRL_D0A_LPLU;
-            ew32(PHY_CTRL, phy_ctrl);
-        } else {
-            phy_data &= ~IGP02E1000_PM_D0_LPLU;
-            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
-            if (ret_val)
-                return ret_val;
-        }
-
-        /* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
-         * Dx states where the power conservation is most important.  During
-         * driver activity we should enable SmartSpeed, so performance is
-         * maintained. */
-        if (hw->smart_speed == e1000_smart_speed_on) {
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-        } else if (hw->smart_speed == e1000_smart_speed_off) {
-            ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                         &phy_data);
-            if (ret_val)
-                return ret_val;
-
-            phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
-            ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
-                                          phy_data);
-            if (ret_val)
-                return ret_val;
-        }
-
-
-    } else {
-
-        if (hw->mac_type == e1000_ich8lan) {
-            phy_ctrl |= E1000_PHY_CTRL_D0A_LPLU;
-            ew32(PHY_CTRL, phy_ctrl);
-        } else {
-            phy_data |= IGP02E1000_PM_D0_LPLU;
-            ret_val = e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT, phy_data);
-            if (ret_val)
-                return ret_val;
-        }
-
-        /* When LPLU is enabled we should disable SmartSpeed */
-        ret_val = e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, &phy_data);
-        if (ret_val)
-            return ret_val;
-
-        phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
-        ret_val = e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG, phy_data);
-        if (ret_val)
-            return ret_val;
-
-    }
-    return E1000_SUCCESS;
-}
+ * 82541_rev_2 & 82547_rev_2 have the capability to configure the DSP when a
+ * gigabit link is achieved to improve link quality.
+ */
 
-/******************************************************************************
- * Change VCO speed register to improve Bit Error Rate performance of SERDES.
- *
- * hw - Struct containing variables accessed by shared code
- *****************************************************************************/
-static s32 e1000_set_vco_speed(struct e1000_hw *hw)
+static s32 e1000_config_dsp_after_link_change(struct e1000_hw *hw, bool link_up)
 {
-    s32  ret_val;
-    u16 default_page = 0;
-    u16 phy_data;
-
-    DEBUGFUNC("e1000_set_vco_speed");
+	s32 ret_val;
+	u16 phy_data, phy_saved_data, speed, duplex, i;
+	u16 dsp_reg_array[IGP01E1000_PHY_CHANNEL_NUM] =
+	    { IGP01E1000_PHY_AGC_PARAM_A,
+		IGP01E1000_PHY_AGC_PARAM_B,
+		IGP01E1000_PHY_AGC_PARAM_C,
+		IGP01E1000_PHY_AGC_PARAM_D
+	};
+	u16 min_length, max_length;
+
+	DEBUGFUNC("e1000_config_dsp_after_link_change");
+
+	if (hw->phy_type != e1000_phy_igp)
+		return E1000_SUCCESS;
+
+	if (link_up) {
+		ret_val = e1000_get_speed_and_duplex(hw, &speed, &duplex);
+		if (ret_val) {
+			DEBUGOUT("Error getting link speed and duplex\n");
+			return ret_val;
+		}
 
-    switch (hw->mac_type) {
-    case e1000_82545_rev_3:
-    case e1000_82546_rev_3:
-       break;
-    default:
-        return E1000_SUCCESS;
-    }
+		if (speed == SPEED_1000) {
+
+			ret_val =
+			    e1000_get_cable_length(hw, &min_length,
+						   &max_length);
+			if (ret_val)
+				return ret_val;
+
+			if ((hw->dsp_config_state == e1000_dsp_config_enabled)
+			    && min_length >= e1000_igp_cable_length_50) {
+
+				for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
+					ret_val =
+					    e1000_read_phy_reg(hw,
+							       dsp_reg_array[i],
+							       &phy_data);
+					if (ret_val)
+						return ret_val;
+
+					phy_data &=
+					    ~IGP01E1000_PHY_EDAC_MU_INDEX;
+
+					ret_val =
+					    e1000_write_phy_reg(hw,
+								dsp_reg_array
+								[i], phy_data);
+					if (ret_val)
+						return ret_val;
+				}
+				hw->dsp_config_state =
+				    e1000_dsp_config_activated;
+			}
+
+			if ((hw->ffe_config_state == e1000_ffe_config_enabled)
+			    && (min_length < e1000_igp_cable_length_50)) {
+
+				u16 ffe_idle_err_timeout =
+				    FFE_IDLE_ERR_COUNT_TIMEOUT_20;
+				u32 idle_errs = 0;
+
+				/* clear previous idle error counts */
+				ret_val =
+				    e1000_read_phy_reg(hw, PHY_1000T_STATUS,
+						       &phy_data);
+				if (ret_val)
+					return ret_val;
+
+				for (i = 0; i < ffe_idle_err_timeout; i++) {
+					udelay(1000);
+					ret_val =
+					    e1000_read_phy_reg(hw,
+							       PHY_1000T_STATUS,
+							       &phy_data);
+					if (ret_val)
+						return ret_val;
+
+					idle_errs +=
+					    (phy_data &
+					     SR_1000T_IDLE_ERROR_CNT);
+					if (idle_errs >
+					    SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT)
+					{
+						hw->ffe_config_state =
+						    e1000_ffe_config_active;
+
+						ret_val =
+						    e1000_write_phy_reg(hw,
+									IGP01E1000_PHY_DSP_FFE,
+									IGP01E1000_PHY_DSP_FFE_CM_CP);
+						if (ret_val)
+							return ret_val;
+						break;
+					}
+
+					if (idle_errs)
+						ffe_idle_err_timeout =
+						    FFE_IDLE_ERR_COUNT_TIMEOUT_100;
+				}
+			}
+		}
+	} else {
+		if (hw->dsp_config_state == e1000_dsp_config_activated) {
+			/* Save off the current value of register 0x2F5B to be restored at
+			 * the end of the routines. */
+			ret_val =
+			    e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
+
+			if (ret_val)
+				return ret_val;
+
+			/* Disable the PHY transmitter */
+			ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
+
+			if (ret_val)
+				return ret_val;
+
+			mdelay(20);
+
+			ret_val = e1000_write_phy_reg(hw, 0x0000,
+						      IGP01E1000_IEEE_FORCE_GIGA);
+			if (ret_val)
+				return ret_val;
+			for (i = 0; i < IGP01E1000_PHY_CHANNEL_NUM; i++) {
+				ret_val =
+				    e1000_read_phy_reg(hw, dsp_reg_array[i],
+						       &phy_data);
+				if (ret_val)
+					return ret_val;
+
+				phy_data &= ~IGP01E1000_PHY_EDAC_MU_INDEX;
+				phy_data |= IGP01E1000_PHY_EDAC_SIGN_EXT_9_BITS;
+
+				ret_val =
+				    e1000_write_phy_reg(hw, dsp_reg_array[i],
+							phy_data);
+				if (ret_val)
+					return ret_val;
+			}
+
+			ret_val = e1000_write_phy_reg(hw, 0x0000,
+						      IGP01E1000_IEEE_RESTART_AUTONEG);
+			if (ret_val)
+				return ret_val;
+
+			mdelay(20);
+
+			/* Now enable the transmitter */
+			ret_val =
+			    e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
+
+			if (ret_val)
+				return ret_val;
+
+			hw->dsp_config_state = e1000_dsp_config_enabled;
+		}
 
-    /* Set PHY register 30, page 5, bit 8 to 0 */
+		if (hw->ffe_config_state == e1000_ffe_config_active) {
+			/* Save off the current value of register 0x2F5B to be restored at
+			 * the end of the routines. */
+			ret_val =
+			    e1000_read_phy_reg(hw, 0x2F5B, &phy_saved_data);
 
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page);
-    if (ret_val)
-        return ret_val;
+			if (ret_val)
+				return ret_val;
 
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005);
-    if (ret_val)
-        return ret_val;
+			/* Disable the PHY transmitter */
+			ret_val = e1000_write_phy_reg(hw, 0x2F5B, 0x0003);
 
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
-    if (ret_val)
-        return ret_val;
+			if (ret_val)
+				return ret_val;
 
-    phy_data &= ~M88E1000_PHY_VCO_REG_BIT8;
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
-    if (ret_val)
-        return ret_val;
+			mdelay(20);
 
-    /* Set PHY register 30, page 4, bit 11 to 1 */
+			ret_val = e1000_write_phy_reg(hw, 0x0000,
+						      IGP01E1000_IEEE_FORCE_GIGA);
+			if (ret_val)
+				return ret_val;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_PHY_DSP_FFE,
+						IGP01E1000_PHY_DSP_FFE_DEFAULT);
+			if (ret_val)
+				return ret_val;
 
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004);
-    if (ret_val)
-        return ret_val;
+			ret_val = e1000_write_phy_reg(hw, 0x0000,
+						      IGP01E1000_IEEE_RESTART_AUTONEG);
+			if (ret_val)
+				return ret_val;
 
-    ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
-    if (ret_val)
-        return ret_val;
+			mdelay(20);
 
-    phy_data |= M88E1000_PHY_VCO_REG_BIT11;
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
-    if (ret_val)
-        return ret_val;
+			/* Now enable the transmitter */
+			ret_val =
+			    e1000_write_phy_reg(hw, 0x2F5B, phy_saved_data);
 
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page);
-    if (ret_val)
-        return ret_val;
+			if (ret_val)
+				return ret_val;
 
-    return E1000_SUCCESS;
+			hw->ffe_config_state = e1000_ffe_config_enabled;
+		}
+	}
+	return E1000_SUCCESS;
 }
 
-
-/*****************************************************************************
- * This function reads the cookie from ARC ram.
+/**
+ * e1000_set_phy_mode - Set PHY to class A mode
+ * @hw: Struct containing variables accessed by shared code
  *
- * returns: - E1000_SUCCESS .
- ****************************************************************************/
-static s32 e1000_host_if_read_cookie(struct e1000_hw *hw, u8 *buffer)
+ * Assumes the following operations will follow to enable the new class mode.
+ *  1. Do a PHY soft reset
+ *  2. Restart auto-negotiation or force link.
+ */
+static s32 e1000_set_phy_mode(struct e1000_hw *hw)
 {
-    u8 i;
-    u32 offset = E1000_MNG_DHCP_COOKIE_OFFSET;
-    u8 length = E1000_MNG_DHCP_COOKIE_LENGTH;
-
-    length = (length >> 2);
-    offset = (offset >> 2);
-
-    for (i = 0; i < length; i++) {
-        *((u32 *)buffer + i) =
-            E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset + i);
-    }
-    return E1000_SUCCESS;
-}
+	s32 ret_val;
+	u16 eeprom_data;
 
+	DEBUGFUNC("e1000_set_phy_mode");
 
-/*****************************************************************************
- * This function checks whether the HOST IF is enabled for command operaton
- * and also checks whether the previous command is completed.
- * It busy waits in case of previous command is not completed.
- *
- * returns: - E1000_ERR_HOST_INTERFACE_COMMAND in case if is not ready or
- *            timeout
- *          - E1000_SUCCESS for success.
- ****************************************************************************/
-static s32 e1000_mng_enable_host_if(struct e1000_hw *hw)
-{
-    u32 hicr;
-    u8 i;
-
-    /* Check that the host interface is enabled. */
-    hicr = er32(HICR);
-    if ((hicr & E1000_HICR_EN) == 0) {
-        DEBUGOUT("E1000_HOST_EN bit disabled.\n");
-        return -E1000_ERR_HOST_INTERFACE_COMMAND;
-    }
-    /* check the previous command is completed */
-    for (i = 0; i < E1000_MNG_DHCP_COMMAND_TIMEOUT; i++) {
-        hicr = er32(HICR);
-        if (!(hicr & E1000_HICR_C))
-            break;
-        mdelay(1);
-    }
-
-    if (i == E1000_MNG_DHCP_COMMAND_TIMEOUT) {
-        DEBUGOUT("Previous command timeout failed .\n");
-        return -E1000_ERR_HOST_INTERFACE_COMMAND;
-    }
-    return E1000_SUCCESS;
-}
+	if ((hw->mac_type == e1000_82545_rev_3) &&
+	    (hw->media_type == e1000_media_type_copper)) {
+		ret_val =
+		    e1000_read_eeprom(hw, EEPROM_PHY_CLASS_WORD, 1,
+				      &eeprom_data);
+		if (ret_val) {
+			return ret_val;
+		}
 
-/*****************************************************************************
- * This function writes the buffer content at the offset given on the host if.
- * It also does alignment considerations to do the writes in most efficient way.
- * Also fills up the sum of the buffer in *buffer parameter.
- *
- * returns  - E1000_SUCCESS for success.
- ****************************************************************************/
-static s32 e1000_mng_host_if_write(struct e1000_hw *hw, u8 *buffer, u16 length,
-				   u16 offset, u8 *sum)
-{
-    u8 *tmp;
-    u8 *bufptr = buffer;
-    u32 data = 0;
-    u16 remaining, i, j, prev_bytes;
-
-    /* sum = only sum of the data and it is not checksum */
-
-    if (length == 0 || offset + length > E1000_HI_MAX_MNG_DATA_LENGTH) {
-        return -E1000_ERR_PARAM;
-    }
-
-    tmp = (u8 *)&data;
-    prev_bytes = offset & 0x3;
-    offset &= 0xFFFC;
-    offset >>= 2;
-
-    if (prev_bytes) {
-        data = E1000_READ_REG_ARRAY_DWORD(hw, HOST_IF, offset);
-        for (j = prev_bytes; j < sizeof(u32); j++) {
-            *(tmp + j) = *bufptr++;
-            *sum += *(tmp + j);
-        }
-        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset, data);
-        length -= j - prev_bytes;
-        offset++;
-    }
-
-    remaining = length & 0x3;
-    length -= remaining;
-
-    /* Calculate length in DWORDs */
-    length >>= 2;
-
-    /* The device driver writes the relevant command block into the
-     * ram area. */
-    for (i = 0; i < length; i++) {
-        for (j = 0; j < sizeof(u32); j++) {
-            *(tmp + j) = *bufptr++;
-            *sum += *(tmp + j);
-        }
-
-        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
-    }
-    if (remaining) {
-        for (j = 0; j < sizeof(u32); j++) {
-            if (j < remaining)
-                *(tmp + j) = *bufptr++;
-            else
-                *(tmp + j) = 0;
-
-            *sum += *(tmp + j);
-        }
-        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, offset + i, data);
-    }
-
-    return E1000_SUCCESS;
-}
+		if ((eeprom_data != EEPROM_RESERVED_WORD) &&
+		    (eeprom_data & EEPROM_PHY_CLASS_A)) {
+			ret_val =
+			    e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT,
+						0x000B);
+			if (ret_val)
+				return ret_val;
+			ret_val =
+			    e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL,
+						0x8104);
+			if (ret_val)
+				return ret_val;
+
+			hw->phy_reset_disable = false;
+		}
+	}
 
+	return E1000_SUCCESS;
+}
 
-/*****************************************************************************
- * This function writes the command header after does the checksum calculation.
+/**
+ * e1000_set_d3_lplu_state - set d3 link power state
+ * @hw: Struct containing variables accessed by shared code
+ * @active: true to enable lplu false to disable lplu.
+ *
+ * This function sets the lplu state according to the active flag.  When
+ * activating lplu this function also disables smart speed and vise versa.
+ * lplu will not be activated unless the device autonegotiation advertisement
+ * meets standards of either 10 or 10/100 or 10/100/1000 at all duplexes.
  *
- * returns  - E1000_SUCCESS for success.
- ****************************************************************************/
-static s32 e1000_mng_write_cmd_header(struct e1000_hw *hw,
-				      struct e1000_host_mng_command_header *hdr)
+ * returns: - E1000_ERR_PHY if fail to read/write the PHY
+ *            E1000_SUCCESS at any other case.
+ */
+static s32 e1000_set_d3_lplu_state(struct e1000_hw *hw, bool active)
 {
-    u16 i;
-    u8 sum;
-    u8 *buffer;
-
-    /* Write the whole command header structure which includes sum of
-     * the buffer */
-
-    u16 length = sizeof(struct e1000_host_mng_command_header);
+	s32 ret_val;
+	u16 phy_data;
+	DEBUGFUNC("e1000_set_d3_lplu_state");
+
+	if (hw->phy_type != e1000_phy_igp)
+		return E1000_SUCCESS;
+
+	/* During driver activity LPLU should not be used or it will attain link
+	 * from the lowest speeds starting from 10Mbps. The capability is used for
+	 * Dx transitions and states */
+	if (hw->mac_type == e1000_82541_rev_2
+	    || hw->mac_type == e1000_82547_rev_2) {
+		ret_val =
+		    e1000_read_phy_reg(hw, IGP01E1000_GMII_FIFO, &phy_data);
+		if (ret_val)
+			return ret_val;
+	}
 
-    sum = hdr->checksum;
-    hdr->checksum = 0;
+	if (!active) {
+		if (hw->mac_type == e1000_82541_rev_2 ||
+		    hw->mac_type == e1000_82547_rev_2) {
+			phy_data &= ~IGP01E1000_GMII_FLEX_SPD;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
+						phy_data);
+			if (ret_val)
+				return ret_val;
+		}
 
-    buffer = (u8 *)hdr;
-    i = length;
-    while (i--)
-        sum += buffer[i];
+		/* LPLU and SmartSpeed are mutually exclusive.  LPLU is used during
+		 * Dx states where the power conservation is most important.  During
+		 * driver activity we should enable SmartSpeed, so performance is
+		 * maintained. */
+		if (hw->smart_speed == e1000_smart_speed_on) {
+			ret_val =
+			    e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+					       &phy_data);
+			if (ret_val)
+				return ret_val;
+
+			phy_data |= IGP01E1000_PSCFR_SMART_SPEED;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+						phy_data);
+			if (ret_val)
+				return ret_val;
+		} else if (hw->smart_speed == e1000_smart_speed_off) {
+			ret_val =
+			    e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+					       &phy_data);
+			if (ret_val)
+				return ret_val;
+
+			phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+						phy_data);
+			if (ret_val)
+				return ret_val;
+		}
+	} else if ((hw->autoneg_advertised == AUTONEG_ADVERTISE_SPEED_DEFAULT)
+		   || (hw->autoneg_advertised == AUTONEG_ADVERTISE_10_ALL)
+		   || (hw->autoneg_advertised ==
+		       AUTONEG_ADVERTISE_10_100_ALL)) {
+
+		if (hw->mac_type == e1000_82541_rev_2 ||
+		    hw->mac_type == e1000_82547_rev_2) {
+			phy_data |= IGP01E1000_GMII_FLEX_SPD;
+			ret_val =
+			    e1000_write_phy_reg(hw, IGP01E1000_GMII_FIFO,
+						phy_data);
+			if (ret_val)
+				return ret_val;
+		}
 
-    hdr->checksum = 0 - sum;
+		/* When LPLU is enabled we should disable SmartSpeed */
+		ret_val =
+		    e1000_read_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+				       &phy_data);
+		if (ret_val)
+			return ret_val;
 
-    length >>= 2;
-    /* The device driver writes the relevant command block into the ram area. */
-    for (i = 0; i < length; i++) {
-        E1000_WRITE_REG_ARRAY_DWORD(hw, HOST_IF, i, *((u32 *)hdr + i));
-        E1000_WRITE_FLUSH();
-    }
+		phy_data &= ~IGP01E1000_PSCFR_SMART_SPEED;
+		ret_val =
+		    e1000_write_phy_reg(hw, IGP01E1000_PHY_PORT_CONFIG,
+					phy_data);
+		if (ret_val)
+			return ret_val;
 
-    return E1000_SUCCESS;
+	}
+	return E1000_SUCCESS;
 }
 
-
-/*****************************************************************************
- * This function indicates to ARC that a new command is pending which completes
- * one write operation by the driver.
+/**
+ * e1000_set_vco_speed
+ * @hw: Struct containing variables accessed by shared code
  *
- * returns  - E1000_SUCCESS for success.
- ****************************************************************************/
-static s32 e1000_mng_write_commit(struct e1000_hw *hw)
+ * Change VCO speed register to improve Bit Error Rate performance of SERDES.
+ */
+static s32 e1000_set_vco_speed(struct e1000_hw *hw)
 {
-    u32 hicr;
+	s32 ret_val;
+	u16 default_page = 0;
+	u16 phy_data;
 
-    hicr = er32(HICR);
-    /* Setting this bit tells the ARC that a new command is pending. */
-    ew32(HICR, hicr | E1000_HICR_C);
+	DEBUGFUNC("e1000_set_vco_speed");
 
-    return E1000_SUCCESS;
-}
+	switch (hw->mac_type) {
+	case e1000_82545_rev_3:
+	case e1000_82546_rev_3:
+		break;
+	default:
+		return E1000_SUCCESS;
+	}
 
+	/* Set PHY register 30, page 5, bit 8 to 0 */
 
-/*****************************************************************************
- * This function checks the mode of the firmware.
- *
- * returns  - true when the mode is IAMT or false.
- ****************************************************************************/
-bool e1000_check_mng_mode(struct e1000_hw *hw)
-{
-    u32 fwsm;
-
-    fwsm = er32(FWSM);
+	ret_val =
+	    e1000_read_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, &default_page);
+	if (ret_val)
+		return ret_val;
 
-    if (hw->mac_type == e1000_ich8lan) {
-        if ((fwsm & E1000_FWSM_MODE_MASK) ==
-            (E1000_MNG_ICH_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
-            return true;
-    } else if ((fwsm & E1000_FWSM_MODE_MASK) ==
-               (E1000_MNG_IAMT_MODE << E1000_FWSM_MODE_SHIFT))
-        return true;
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0005);
+	if (ret_val)
+		return ret_val;
 
-    return false;
-}
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
+	if (ret_val)
+		return ret_val;
 
+	phy_data &= ~M88E1000_PHY_VCO_REG_BIT8;
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
+	if (ret_val)
+		return ret_val;
 
-/*****************************************************************************
- * This function writes the dhcp info .
- ****************************************************************************/
-s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer, u16 length)
-{
-    s32 ret_val;
-    struct e1000_host_mng_command_header hdr;
-
-    hdr.command_id = E1000_MNG_DHCP_TX_PAYLOAD_CMD;
-    hdr.command_length = length;
-    hdr.reserved1 = 0;
-    hdr.reserved2 = 0;
-    hdr.checksum = 0;
-
-    ret_val = e1000_mng_enable_host_if(hw);
-    if (ret_val == E1000_SUCCESS) {
-        ret_val = e1000_mng_host_if_write(hw, buffer, length, sizeof(hdr),
-                                          &(hdr.checksum));
-        if (ret_val == E1000_SUCCESS) {
-            ret_val = e1000_mng_write_cmd_header(hw, &hdr);
-            if (ret_val == E1000_SUCCESS)
-                ret_val = e1000_mng_write_commit(hw);
-        }
-    }
-    return ret_val;
-}
+	/* Set PHY register 30, page 4, bit 11 to 1 */
 
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0004);
+	if (ret_val)
+		return ret_val;
 
-/*****************************************************************************
- * This function calculates the checksum.
- *
- * returns  - checksum of buffer contents.
- ****************************************************************************/
-static u8 e1000_calculate_mng_checksum(char *buffer, u32 length)
-{
-    u8 sum = 0;
-    u32 i;
+	ret_val = e1000_read_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, &phy_data);
+	if (ret_val)
+		return ret_val;
 
-    if (!buffer)
-        return 0;
+	phy_data |= M88E1000_PHY_VCO_REG_BIT11;
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, phy_data);
+	if (ret_val)
+		return ret_val;
 
-    for (i=0; i < length; i++)
-        sum += buffer[i];
+	ret_val =
+	    e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, default_page);
+	if (ret_val)
+		return ret_val;
 
-    return (u8)(0 - sum);
+	return E1000_SUCCESS;
 }
 
-/*****************************************************************************
- * This function checks whether tx pkt filtering needs to be enabled or not.
- *
- * returns  - true for packet filtering or false.
- ****************************************************************************/
-bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw)
-{
-    /* called in init as well as watchdog timer functions */
-
-    s32 ret_val, checksum;
-    bool tx_filter = false;
-    struct e1000_host_mng_dhcp_cookie *hdr = &(hw->mng_cookie);
-    u8 *buffer = (u8 *) &(hw->mng_cookie);
-
-    if (e1000_check_mng_mode(hw)) {
-        ret_val = e1000_mng_enable_host_if(hw);
-        if (ret_val == E1000_SUCCESS) {
-            ret_val = e1000_host_if_read_cookie(hw, buffer);
-            if (ret_val == E1000_SUCCESS) {
-                checksum = hdr->checksum;
-                hdr->checksum = 0;
-                if ((hdr->signature == E1000_IAMT_SIGNATURE) &&
-                    checksum == e1000_calculate_mng_checksum((char *)buffer,
-                                               E1000_MNG_DHCP_COOKIE_LENGTH)) {
-                    if (hdr->status &
-                        E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT)
-                        tx_filter = true;
-                } else
-                    tx_filter = true;
-            } else
-                tx_filter = true;
-        }
-    }
-
-    hw->tx_pkt_filtering = tx_filter;
-    return tx_filter;
-}
 
-/******************************************************************************
- * Verifies the hardware needs to allow ARPs to be processed by the host
- *
- * hw - Struct containing variables accessed by shared code
+/**
+ * e1000_enable_mng_pass_thru - check for bmc pass through
+ * @hw: Struct containing variables accessed by shared code
  *
+ * Verifies the hardware needs to allow ARPs to be processed by the host
  * returns: - true/false
- *
- *****************************************************************************/
+ */
 u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw)
 {
-    u32 manc;
-    u32 fwsm, factps;
-
-    if (hw->asf_firmware_present) {
-        manc = er32(MANC);
-
-        if (!(manc & E1000_MANC_RCV_TCO_EN) ||
-            !(manc & E1000_MANC_EN_MAC_ADDR_FILTER))
-            return false;
-        if (e1000_arc_subsystem_valid(hw)) {
-            fwsm = er32(FWSM);
-            factps = er32(FACTPS);
-
-            if ((((fwsm & E1000_FWSM_MODE_MASK) >> E1000_FWSM_MODE_SHIFT) ==
-                   e1000_mng_mode_pt) && !(factps & E1000_FACTPS_MNGCG))
-                return true;
-        } else
-            if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
-                return true;
-    }
-    return false;
-}
+	u32 manc;
 
-static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw)
-{
-    s32 ret_val;
-    u16 mii_status_reg;
-    u16 i;
-
-    /* Polarity reversal workaround for forced 10F/10H links. */
-
-    /* Disable the transmitter on the PHY */
-
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
-    if (ret_val)
-        return ret_val;
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF);
-    if (ret_val)
-        return ret_val;
-
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
-    if (ret_val)
-        return ret_val;
-
-    /* This loop will early-out if the NO link condition has been met. */
-    for (i = PHY_FORCE_TIME; i > 0; i--) {
-        /* Read the MII Status Register and wait for Link Status bit
-         * to be clear.
-         */
-
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-
-        if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0) break;
-        mdelay(100);
-    }
-
-    /* Recommended delay time after link has been lost */
-    mdelay(1000);
-
-    /* Now we will re-enable th transmitter on the PHY */
-
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
-    if (ret_val)
-        return ret_val;
-    mdelay(50);
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0);
-    if (ret_val)
-        return ret_val;
-    mdelay(50);
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00);
-    if (ret_val)
-        return ret_val;
-    mdelay(50);
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000);
-    if (ret_val)
-        return ret_val;
-
-    ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
-    if (ret_val)
-        return ret_val;
-
-    /* This loop will early-out if the link condition has been met. */
-    for (i = PHY_FORCE_TIME; i > 0; i--) {
-        /* Read the MII Status Register and wait for Link Status bit
-         * to be set.
-         */
-
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-
-        ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
-        if (ret_val)
-            return ret_val;
-
-        if (mii_status_reg & MII_SR_LINK_STATUS) break;
-        mdelay(100);
-    }
-    return E1000_SUCCESS;
+	if (hw->asf_firmware_present) {
+		manc = er32(MANC);
+
+		if (!(manc & E1000_MANC_RCV_TCO_EN) ||
+		    !(manc & E1000_MANC_EN_MAC_ADDR_FILTER))
+			return false;
+		if ((manc & E1000_MANC_SMBUS_EN) && !(manc & E1000_MANC_ASF_EN))
+			return true;
+	}
+	return false;
 }
 
-/***************************************************************************
- *
- * Disables PCI-Express master access.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - none.
- *
- ***************************************************************************/
-static void e1000_set_pci_express_master_disable(struct e1000_hw *hw)
+static s32 e1000_polarity_reversal_workaround(struct e1000_hw *hw)
 {
-    u32 ctrl;
+	s32 ret_val;
+	u16 mii_status_reg;
+	u16 i;
 
-    DEBUGFUNC("e1000_set_pci_express_master_disable");
+	/* Polarity reversal workaround for forced 10F/10H links. */
 
-    if (hw->bus_type != e1000_bus_type_pci_express)
-        return;
+	/* Disable the transmitter on the PHY */
 
-    ctrl = er32(CTRL);
-    ctrl |= E1000_CTRL_GIO_MASTER_DISABLE;
-    ew32(CTRL, ctrl);
-}
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
+	if (ret_val)
+		return ret_val;
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFFF);
+	if (ret_val)
+		return ret_val;
 
-/*******************************************************************************
- *
- * Disables PCI-Express master access and verifies there are no pending requests
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_MASTER_REQUESTS_PENDING if master disable bit hasn't
- *            caused the master requests to be disabled.
- *            E1000_SUCCESS master requests disabled.
- *
- ******************************************************************************/
-s32 e1000_disable_pciex_master(struct e1000_hw *hw)
-{
-    s32 timeout = MASTER_DISABLE_TIMEOUT;   /* 80ms */
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
+	if (ret_val)
+		return ret_val;
 
-    DEBUGFUNC("e1000_disable_pciex_master");
+	/* This loop will early-out if the NO link condition has been met. */
+	for (i = PHY_FORCE_TIME; i > 0; i--) {
+		/* Read the MII Status Register and wait for Link Status bit
+		 * to be clear.
+		 */
 
-    if (hw->bus_type != e1000_bus_type_pci_express)
-        return E1000_SUCCESS;
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
 
-    e1000_set_pci_express_master_disable(hw);
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
 
-    while (timeout) {
-        if (!(er32(STATUS) & E1000_STATUS_GIO_MASTER_ENABLE))
-            break;
-        else
-            udelay(100);
-        timeout--;
-    }
-
-    if (!timeout) {
-        DEBUGOUT("Master requests are pending.\n");
-        return -E1000_ERR_MASTER_REQUESTS_PENDING;
-    }
+		if ((mii_status_reg & ~MII_SR_LINK_STATUS) == 0)
+			break;
+		mdelay(100);
+	}
 
-    return E1000_SUCCESS;
+	/* Recommended delay time after link has been lost */
+	mdelay(1000);
+
+	/* Now we will re-enable th transmitter on the PHY */
+
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0019);
+	if (ret_val)
+		return ret_val;
+	mdelay(50);
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFFF0);
+	if (ret_val)
+		return ret_val;
+	mdelay(50);
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0xFF00);
+	if (ret_val)
+		return ret_val;
+	mdelay(50);
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_GEN_CONTROL, 0x0000);
+	if (ret_val)
+		return ret_val;
+
+	ret_val = e1000_write_phy_reg(hw, M88E1000_PHY_PAGE_SELECT, 0x0000);
+	if (ret_val)
+		return ret_val;
+
+	/* This loop will early-out if the link condition has been met. */
+	for (i = PHY_FORCE_TIME; i > 0; i--) {
+		/* Read the MII Status Register and wait for Link Status bit
+		 * to be set.
+		 */
+
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
+
+		ret_val = e1000_read_phy_reg(hw, PHY_STATUS, &mii_status_reg);
+		if (ret_val)
+			return ret_val;
+
+		if (mii_status_reg & MII_SR_LINK_STATUS)
+			break;
+		mdelay(100);
+	}
+	return E1000_SUCCESS;
 }
 
-/*******************************************************************************
+/**
+ * e1000_get_auto_rd_done
+ * @hw: Struct containing variables accessed by shared code
  *
  * Check for EEPROM Auto Read bit done.
- *
- * hw: Struct containing variables accessed by shared code
- *
  * returns: - E1000_ERR_RESET if fail to reset MAC
  *            E1000_SUCCESS at any other case.
- *
- ******************************************************************************/
+ */
 static s32 e1000_get_auto_rd_done(struct e1000_hw *hw)
 {
-    s32 timeout = AUTO_READ_DONE_TIMEOUT;
-
-    DEBUGFUNC("e1000_get_auto_rd_done");
-
-    switch (hw->mac_type) {
-    default:
-        msleep(5);
-        break;
-    case e1000_82571:
-    case e1000_82572:
-    case e1000_82573:
-    case e1000_80003es2lan:
-    case e1000_ich8lan:
-        while (timeout) {
-            if (er32(EECD) & E1000_EECD_AUTO_RD)
-                break;
-            else msleep(1);
-            timeout--;
-        }
-
-        if (!timeout) {
-            DEBUGOUT("Auto read by HW from EEPROM has not completed.\n");
-            return -E1000_ERR_RESET;
-        }
-        break;
-    }
-
-    /* PHY configuration from NVM just starts after EECD_AUTO_RD sets to high.
-     * Need to wait for PHY configuration completion before accessing NVM
-     * and PHY. */
-    if (hw->mac_type == e1000_82573)
-        msleep(25);
-
-    return E1000_SUCCESS;
+	DEBUGFUNC("e1000_get_auto_rd_done");
+	msleep(5);
+	return E1000_SUCCESS;
 }
 
-/***************************************************************************
- * Checks if the PHY configuration is done
- *
- * hw: Struct containing variables accessed by shared code
+/**
+ * e1000_get_phy_cfg_done
+ * @hw: Struct containing variables accessed by shared code
  *
+ * Checks if the PHY configuration is done
  * returns: - E1000_ERR_RESET if fail to reset MAC
  *            E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
+ */
 static s32 e1000_get_phy_cfg_done(struct e1000_hw *hw)
 {
-    s32 timeout = PHY_CFG_TIMEOUT;
-    u32 cfg_mask = E1000_EEPROM_CFG_DONE;
-
-    DEBUGFUNC("e1000_get_phy_cfg_done");
-
-    switch (hw->mac_type) {
-    default:
-        mdelay(10);
-        break;
-    case e1000_80003es2lan:
-        /* Separate *_CFG_DONE_* bit for each port */
-        if (er32(STATUS) & E1000_STATUS_FUNC_1)
-            cfg_mask = E1000_EEPROM_CFG_DONE_PORT_1;
-        /* Fall Through */
-    case e1000_82571:
-    case e1000_82572:
-        while (timeout) {
-            if (er32(EEMNGCTL) & cfg_mask)
-                break;
-            else
-                msleep(1);
-            timeout--;
-        }
-        if (!timeout) {
-            DEBUGOUT("MNG configuration cycle has not completed.\n");
-            return -E1000_ERR_RESET;
-        }
-        break;
-    }
-
-    return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Using the combination of SMBI and SWESMBI semaphore bits when resetting
- * adapter or Eeprom access.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_EEPROM if fail to access EEPROM.
- *            E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
-static s32 e1000_get_hw_eeprom_semaphore(struct e1000_hw *hw)
-{
-    s32 timeout;
-    u32 swsm;
-
-    DEBUGFUNC("e1000_get_hw_eeprom_semaphore");
-
-    if (!hw->eeprom_semaphore_present)
-        return E1000_SUCCESS;
-
-    if (hw->mac_type == e1000_80003es2lan) {
-        /* Get the SW semaphore. */
-        if (e1000_get_software_semaphore(hw) != E1000_SUCCESS)
-            return -E1000_ERR_EEPROM;
-    }
-
-    /* Get the FW semaphore. */
-    timeout = hw->eeprom.word_size + 1;
-    while (timeout) {
-        swsm = er32(SWSM);
-        swsm |= E1000_SWSM_SWESMBI;
-        ew32(SWSM, swsm);
-        /* if we managed to set the bit we got the semaphore. */
-        swsm = er32(SWSM);
-        if (swsm & E1000_SWSM_SWESMBI)
-            break;
-
-        udelay(50);
-        timeout--;
-    }
-
-    if (!timeout) {
-        /* Release semaphores */
-        e1000_put_hw_eeprom_semaphore(hw);
-        DEBUGOUT("Driver can't access the Eeprom - SWESMBI bit is set.\n");
-        return -E1000_ERR_EEPROM;
-    }
-
-    return E1000_SUCCESS;
-}
-
-/***************************************************************************
- * This function clears HW semaphore bits.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - None.
- *
- ***************************************************************************/
-static void e1000_put_hw_eeprom_semaphore(struct e1000_hw *hw)
-{
-    u32 swsm;
-
-    DEBUGFUNC("e1000_put_hw_eeprom_semaphore");
-
-    if (!hw->eeprom_semaphore_present)
-        return;
-
-    swsm = er32(SWSM);
-    if (hw->mac_type == e1000_80003es2lan) {
-        /* Release both semaphores. */
-        swsm &= ~(E1000_SWSM_SMBI | E1000_SWSM_SWESMBI);
-    } else
-        swsm &= ~(E1000_SWSM_SWESMBI);
-    ew32(SWSM, swsm);
-}
-
-/***************************************************************************
- *
- * Obtaining software semaphore bit (SMBI) before resetting PHY.
- *
- * hw: Struct containing variables accessed by shared code
- *
- * returns: - E1000_ERR_RESET if fail to obtain semaphore.
- *            E1000_SUCCESS at any other case.
- *
- ***************************************************************************/
-static s32 e1000_get_software_semaphore(struct e1000_hw *hw)
-{
-    s32 timeout = hw->eeprom.word_size + 1;
-    u32 swsm;
-
-    DEBUGFUNC("e1000_get_software_semaphore");
-
-    if (hw->mac_type != e1000_80003es2lan) {
-        return E1000_SUCCESS;
-    }
-
-    while (timeout) {
-        swsm = er32(SWSM);
-        /* If SMBI bit cleared, it is now set and we hold the semaphore */
-        if (!(swsm & E1000_SWSM_SMBI))
-            break;
-        mdelay(1);
-        timeout--;
-    }
-
-    if (!timeout) {
-        DEBUGOUT("Driver can't access device - SMBI bit is set.\n");
-        return -E1000_ERR_RESET;
-    }
-
-    return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Release semaphore bit (SMBI).
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static void e1000_release_software_semaphore(struct e1000_hw *hw)
-{
-    u32 swsm;
-
-    DEBUGFUNC("e1000_release_software_semaphore");
-
-    if (hw->mac_type != e1000_80003es2lan) {
-        return;
-    }
-
-    swsm = er32(SWSM);
-    /* Release the SW semaphores.*/
-    swsm &= ~E1000_SWSM_SMBI;
-    ew32(SWSM, swsm);
-}
-
-/******************************************************************************
- * Checks if PHY reset is blocked due to SOL/IDER session, for example.
- * Returning E1000_BLK_PHY_RESET isn't necessarily an error.  But it's up to
- * the caller to figure out how to deal with it.
- *
- * hw - Struct containing variables accessed by shared code
- *
- * returns: - E1000_BLK_PHY_RESET
- *            E1000_SUCCESS
- *
- *****************************************************************************/
-s32 e1000_check_phy_reset_block(struct e1000_hw *hw)
-{
-    u32 manc = 0;
-    u32 fwsm = 0;
-
-    if (hw->mac_type == e1000_ich8lan) {
-        fwsm = er32(FWSM);
-        return (fwsm & E1000_FWSM_RSPCIPHY) ? E1000_SUCCESS
-                                            : E1000_BLK_PHY_RESET;
-    }
-
-    if (hw->mac_type > e1000_82547_rev_2)
-        manc = er32(MANC);
-    return (manc & E1000_MANC_BLK_PHY_RST_ON_IDE) ?
-        E1000_BLK_PHY_RESET : E1000_SUCCESS;
-}
-
-static u8 e1000_arc_subsystem_valid(struct e1000_hw *hw)
-{
-    u32 fwsm;
-
-    /* On 8257x silicon, registers in the range of 0x8800 - 0x8FFC
-     * may not be provided a DMA clock when no manageability features are
-     * enabled.  We do not want to perform any reads/writes to these registers
-     * if this is the case.  We read FWSM to determine the manageability mode.
-     */
-    switch (hw->mac_type) {
-    case e1000_82571:
-    case e1000_82572:
-    case e1000_82573:
-    case e1000_80003es2lan:
-        fwsm = er32(FWSM);
-        if ((fwsm & E1000_FWSM_MODE_MASK) != 0)
-            return true;
-        break;
-    case e1000_ich8lan:
-        return true;
-    default:
-        break;
-    }
-    return false;
-}
-
-
-/******************************************************************************
- * Configure PCI-Ex no-snoop
- *
- * hw - Struct containing variables accessed by shared code.
- * no_snoop - Bitmap of no-snoop events.
- *
- * returns: E1000_SUCCESS
- *
- *****************************************************************************/
-static s32 e1000_set_pci_ex_no_snoop(struct e1000_hw *hw, u32 no_snoop)
-{
-    u32 gcr_reg = 0;
-
-    DEBUGFUNC("e1000_set_pci_ex_no_snoop");
-
-    if (hw->bus_type == e1000_bus_type_unknown)
-        e1000_get_bus_info(hw);
-
-    if (hw->bus_type != e1000_bus_type_pci_express)
-        return E1000_SUCCESS;
-
-    if (no_snoop) {
-        gcr_reg = er32(GCR);
-        gcr_reg &= ~(PCI_EX_NO_SNOOP_ALL);
-        gcr_reg |= no_snoop;
-        ew32(GCR, gcr_reg);
-    }
-    if (hw->mac_type == e1000_ich8lan) {
-        u32 ctrl_ext;
-
-        ew32(GCR, PCI_EX_82566_SNOOP_ALL);
-
-        ctrl_ext = er32(CTRL_EXT);
-        ctrl_ext |= E1000_CTRL_EXT_RO_DIS;
-        ew32(CTRL_EXT, ctrl_ext);
-    }
-
-    return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Get software semaphore FLAG bit (SWFLAG).
- * SWFLAG is used to synchronize the access to all shared resource between
- * SW, FW and HW.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static s32 e1000_get_software_flag(struct e1000_hw *hw)
-{
-    s32 timeout = PHY_CFG_TIMEOUT;
-    u32 extcnf_ctrl;
-
-    DEBUGFUNC("e1000_get_software_flag");
-
-    if (hw->mac_type == e1000_ich8lan) {
-        while (timeout) {
-            extcnf_ctrl = er32(EXTCNF_CTRL);
-            extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
-            ew32(EXTCNF_CTRL, extcnf_ctrl);
-
-            extcnf_ctrl = er32(EXTCNF_CTRL);
-            if (extcnf_ctrl & E1000_EXTCNF_CTRL_SWFLAG)
-                break;
-            mdelay(1);
-            timeout--;
-        }
-
-        if (!timeout) {
-            DEBUGOUT("FW or HW locks the resource too long.\n");
-            return -E1000_ERR_CONFIG;
-        }
-    }
-
-    return E1000_SUCCESS;
-}
-
-/***************************************************************************
- *
- * Release software semaphore FLAG bit (SWFLAG).
- * SWFLAG is used to synchronize the access to all shared resource between
- * SW, FW and HW.
- *
- * hw: Struct containing variables accessed by shared code
- *
- ***************************************************************************/
-static void e1000_release_software_flag(struct e1000_hw *hw)
-{
-    u32 extcnf_ctrl;
-
-    DEBUGFUNC("e1000_release_software_flag");
-
-    if (hw->mac_type == e1000_ich8lan) {
-        extcnf_ctrl= er32(EXTCNF_CTRL);
-        extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
-        ew32(EXTCNF_CTRL, extcnf_ctrl);
-    }
-
-    return;
-}
-
-/******************************************************************************
- * Reads a 16 bit word or words from the EEPROM using the ICH8's flash access
- * register.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of word in the EEPROM to read
- * data - word read from the EEPROM
- * words - number of words to read
- *****************************************************************************/
-static s32 e1000_read_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
-				  u16 *data)
-{
-    s32  error = E1000_SUCCESS;
-    u32 flash_bank = 0;
-    u32 act_offset = 0;
-    u32 bank_offset = 0;
-    u16 word = 0;
-    u16 i = 0;
-
-    /* We need to know which is the valid flash bank.  In the event
-     * that we didn't allocate eeprom_shadow_ram, we may not be
-     * managing flash_bank.  So it cannot be trusted and needs
-     * to be updated with each read.
-     */
-    /* Value of bit 22 corresponds to the flash bank we're on. */
-    flash_bank = (er32(EECD) & E1000_EECD_SEC1VAL) ? 1 : 0;
-
-    /* Adjust offset appropriately if we're on bank 1 - adjust for word size */
-    bank_offset = flash_bank * (hw->flash_bank_size * 2);
-
-    error = e1000_get_software_flag(hw);
-    if (error != E1000_SUCCESS)
-        return error;
-
-    for (i = 0; i < words; i++) {
-        if (hw->eeprom_shadow_ram != NULL &&
-            hw->eeprom_shadow_ram[offset+i].modified) {
-            data[i] = hw->eeprom_shadow_ram[offset+i].eeprom_word;
-        } else {
-            /* The NVM part needs a byte offset, hence * 2 */
-            act_offset = bank_offset + ((offset + i) * 2);
-            error = e1000_read_ich8_word(hw, act_offset, &word);
-            if (error != E1000_SUCCESS)
-                break;
-            data[i] = word;
-        }
-    }
-
-    e1000_release_software_flag(hw);
-
-    return error;
-}
-
-/******************************************************************************
- * Writes a 16 bit word or words to the EEPROM using the ICH8's flash access
- * register.  Actually, writes are written to the shadow ram cache in the hw
- * structure hw->e1000_shadow_ram.  e1000_commit_shadow_ram flushes this to
- * the NVM, which occurs when the NVM checksum is updated.
- *
- * hw - Struct containing variables accessed by shared code
- * offset - offset of word in the EEPROM to write
- * words - number of words to write
- * data - words to write to the EEPROM
- *****************************************************************************/
-static s32 e1000_write_eeprom_ich8(struct e1000_hw *hw, u16 offset, u16 words,
-				   u16 *data)
-{
-    u32 i = 0;
-    s32 error = E1000_SUCCESS;
-
-    error = e1000_get_software_flag(hw);
-    if (error != E1000_SUCCESS)
-        return error;
-
-    /* A driver can write to the NVM only if it has eeprom_shadow_ram
-     * allocated.  Subsequent reads to the modified words are read from
-     * this cached structure as well.  Writes will only go into this
-     * cached structure unless it's followed by a call to
-     * e1000_update_eeprom_checksum() where it will commit the changes
-     * and clear the "modified" field.
-     */
-    if (hw->eeprom_shadow_ram != NULL) {
-        for (i = 0; i < words; i++) {
-            if ((offset + i) < E1000_SHADOW_RAM_WORDS) {
-                hw->eeprom_shadow_ram[offset+i].modified = true;
-                hw->eeprom_shadow_ram[offset+i].eeprom_word = data[i];
-            } else {
-                error = -E1000_ERR_EEPROM;
-                break;
-            }
-        }
-    } else {
-        /* Drivers have the option to not allocate eeprom_shadow_ram as long
-         * as they don't perform any NVM writes.  An attempt in doing so
-         * will result in this error.
-         */
-        error = -E1000_ERR_EEPROM;
-    }
-
-    e1000_release_software_flag(hw);
-
-    return error;
-}
-
-/******************************************************************************
- * This function does initial flash setup so that a new read/write/erase cycle
- * can be started.
- *
- * hw - The pointer to the hw structure
- ****************************************************************************/
-static s32 e1000_ich8_cycle_init(struct e1000_hw *hw)
-{
-    union ich8_hws_flash_status hsfsts;
-    s32 error = E1000_ERR_EEPROM;
-    s32 i     = 0;
-
-    DEBUGFUNC("e1000_ich8_cycle_init");
-
-    hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-
-    /* May be check the Flash Des Valid bit in Hw status */
-    if (hsfsts.hsf_status.fldesvalid == 0) {
-        DEBUGOUT("Flash descriptor invalid.  SW Sequencing must be used.");
-        return error;
-    }
-
-    /* Clear FCERR in Hw status by writing 1 */
-    /* Clear DAEL in Hw status by writing a 1 */
-    hsfsts.hsf_status.flcerr = 1;
-    hsfsts.hsf_status.dael = 1;
-
-    E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
-
-    /* Either we should have a hardware SPI cycle in progress bit to check
-     * against, in order to start a new cycle or FDONE bit should be changed
-     * in the hardware so that it is 1 after harware reset, which can then be
-     * used as an indication whether a cycle is in progress or has been
-     * completed .. we should also have some software semaphore mechanism to
-     * guard FDONE or the cycle in progress bit so that two threads access to
-     * those bits can be sequentiallized or a way so that 2 threads dont
-     * start the cycle at the same time */
-
-    if (hsfsts.hsf_status.flcinprog == 0) {
-        /* There is no cycle running at present, so we can start a cycle */
-        /* Begin by setting Flash Cycle Done. */
-        hsfsts.hsf_status.flcdone = 1;
-        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
-        error = E1000_SUCCESS;
-    } else {
-        /* otherwise poll for sometime so the current cycle has a chance
-         * to end before giving up. */
-        for (i = 0; i < ICH_FLASH_COMMAND_TIMEOUT; i++) {
-            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-            if (hsfsts.hsf_status.flcinprog == 0) {
-                error = E1000_SUCCESS;
-                break;
-            }
-            udelay(1);
-        }
-        if (error == E1000_SUCCESS) {
-            /* Successful in waiting for previous cycle to timeout,
-             * now set the Flash Cycle Done. */
-            hsfsts.hsf_status.flcdone = 1;
-            E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS, hsfsts.regval);
-        } else {
-            DEBUGOUT("Flash controller busy, cannot get access");
-        }
-    }
-    return error;
-}
-
-/******************************************************************************
- * This function starts a flash cycle and waits for its completion
- *
- * hw - The pointer to the hw structure
- ****************************************************************************/
-static s32 e1000_ich8_flash_cycle(struct e1000_hw *hw, u32 timeout)
-{
-    union ich8_hws_flash_ctrl hsflctl;
-    union ich8_hws_flash_status hsfsts;
-    s32 error = E1000_ERR_EEPROM;
-    u32 i = 0;
-
-    /* Start a cycle by writing 1 in Flash Cycle Go in Hw Flash Control */
-    hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
-    hsflctl.hsf_ctrl.flcgo = 1;
-    E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
-
-    /* wait till FDONE bit is set to 1 */
-    do {
-        hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-        if (hsfsts.hsf_status.flcdone == 1)
-            break;
-        udelay(1);
-        i++;
-    } while (i < timeout);
-    if (hsfsts.hsf_status.flcdone == 1 && hsfsts.hsf_status.flcerr == 0) {
-        error = E1000_SUCCESS;
-    }
-    return error;
-}
-
-/******************************************************************************
- * Reads a byte or word from the NVM using the ICH8 flash access registers.
- *
- * hw - The pointer to the hw structure
- * index - The index of the byte or word to read.
- * size - Size of data to read, 1=byte 2=word
- * data - Pointer to the word to store the value read.
- *****************************************************************************/
-static s32 e1000_read_ich8_data(struct e1000_hw *hw, u32 index, u32 size,
-				u16 *data)
-{
-    union ich8_hws_flash_status hsfsts;
-    union ich8_hws_flash_ctrl hsflctl;
-    u32 flash_linear_address;
-    u32 flash_data = 0;
-    s32 error = -E1000_ERR_EEPROM;
-    s32 count = 0;
-
-    DEBUGFUNC("e1000_read_ich8_data");
-
-    if (size < 1  || size > 2 || data == NULL ||
-        index > ICH_FLASH_LINEAR_ADDR_MASK)
-        return error;
-
-    flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) +
-                           hw->flash_base_addr;
-
-    do {
-        udelay(1);
-        /* Steps */
-        error = e1000_ich8_cycle_init(hw);
-        if (error != E1000_SUCCESS)
-            break;
-
-        hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
-        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
-        hsflctl.hsf_ctrl.fldbcount = size - 1;
-        hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_READ;
-        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
-
-        /* Write the last 24 bits of index into Flash Linear address field in
-         * Flash Address */
-        /* TODO: TBD maybe check the index against the size of flash */
-
-        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
-
-        error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT);
-
-        /* Check if FCERR is set to 1, if set to 1, clear it and try the whole
-         * sequence a few more times, else read in (shift in) the Flash Data0,
-         * the order is least significant byte first msb to lsb */
-        if (error == E1000_SUCCESS) {
-            flash_data = E1000_READ_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0);
-            if (size == 1) {
-                *data = (u8)(flash_data & 0x000000FF);
-            } else if (size == 2) {
-                *data = (u16)(flash_data & 0x0000FFFF);
-            }
-            break;
-        } else {
-            /* If we've gotten here, then things are probably completely hosed,
-             * but if the error condition is detected, it won't hurt to give
-             * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
-             */
-            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-            if (hsfsts.hsf_status.flcerr == 1) {
-                /* Repeat for some time before giving up. */
-                continue;
-            } else if (hsfsts.hsf_status.flcdone == 0) {
-                DEBUGOUT("Timeout error - flash cycle did not complete.");
-                break;
-            }
-        }
-    } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
-
-    return error;
-}
-
-/******************************************************************************
- * Writes One /two bytes to the NVM using the ICH8 flash access registers.
- *
- * hw - The pointer to the hw structure
- * index - The index of the byte/word to read.
- * size - Size of data to read, 1=byte 2=word
- * data - The byte(s) to write to the NVM.
- *****************************************************************************/
-static s32 e1000_write_ich8_data(struct e1000_hw *hw, u32 index, u32 size,
-				 u16 data)
-{
-    union ich8_hws_flash_status hsfsts;
-    union ich8_hws_flash_ctrl hsflctl;
-    u32 flash_linear_address;
-    u32 flash_data = 0;
-    s32 error = -E1000_ERR_EEPROM;
-    s32 count = 0;
-
-    DEBUGFUNC("e1000_write_ich8_data");
-
-    if (size < 1  || size > 2 || data > size * 0xff ||
-        index > ICH_FLASH_LINEAR_ADDR_MASK)
-        return error;
-
-    flash_linear_address = (ICH_FLASH_LINEAR_ADDR_MASK & index) +
-                           hw->flash_base_addr;
-
-    do {
-        udelay(1);
-        /* Steps */
-        error = e1000_ich8_cycle_init(hw);
-        if (error != E1000_SUCCESS)
-            break;
-
-        hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
-        /* 0b/1b corresponds to 1 or 2 byte size, respectively. */
-        hsflctl.hsf_ctrl.fldbcount = size -1;
-        hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_WRITE;
-        E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
-
-        /* Write the last 24 bits of index into Flash Linear address field in
-         * Flash Address */
-        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
-
-        if (size == 1)
-            flash_data = (u32)data & 0x00FF;
-        else
-            flash_data = (u32)data;
-
-        E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FDATA0, flash_data);
-
-        /* check if FCERR is set to 1 , if set to 1, clear it and try the whole
-         * sequence a few more times else done */
-        error = e1000_ich8_flash_cycle(hw, ICH_FLASH_COMMAND_TIMEOUT);
-        if (error == E1000_SUCCESS) {
-            break;
-        } else {
-            /* If we're here, then things are most likely completely hosed,
-             * but if the error condition is detected, it won't hurt to give
-             * it another try...ICH_FLASH_CYCLE_REPEAT_COUNT times.
-             */
-            hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-            if (hsfsts.hsf_status.flcerr == 1) {
-                /* Repeat for some time before giving up. */
-                continue;
-            } else if (hsfsts.hsf_status.flcdone == 0) {
-                DEBUGOUT("Timeout error - flash cycle did not complete.");
-                break;
-            }
-        }
-    } while (count++ < ICH_FLASH_CYCLE_REPEAT_COUNT);
-
-    return error;
-}
-
-/******************************************************************************
- * Reads a single byte from the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to read.
- * data - Pointer to a byte to store the value read.
- *****************************************************************************/
-static s32 e1000_read_ich8_byte(struct e1000_hw *hw, u32 index, u8 *data)
-{
-    s32 status = E1000_SUCCESS;
-    u16 word = 0;
-
-    status = e1000_read_ich8_data(hw, index, 1, &word);
-    if (status == E1000_SUCCESS) {
-        *data = (u8)word;
-    }
-
-    return status;
-}
-
-/******************************************************************************
- * Writes a single byte to the NVM using the ICH8 flash access registers.
- * Performs verification by reading back the value and then going through
- * a retry algorithm before giving up.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to write.
- * byte - The byte to write to the NVM.
- *****************************************************************************/
-static s32 e1000_verify_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 byte)
-{
-    s32 error = E1000_SUCCESS;
-    s32 program_retries = 0;
-
-    DEBUGOUT2("Byte := %2.2X Offset := %d\n", byte, index);
-
-    error = e1000_write_ich8_byte(hw, index, byte);
-
-    if (error != E1000_SUCCESS) {
-        for (program_retries = 0; program_retries < 100; program_retries++) {
-            DEBUGOUT2("Retrying \t Byte := %2.2X Offset := %d\n", byte, index);
-            error = e1000_write_ich8_byte(hw, index, byte);
-            udelay(100);
-            if (error == E1000_SUCCESS)
-                break;
-        }
-    }
-
-    if (program_retries == 100)
-        error = E1000_ERR_EEPROM;
-
-    return error;
-}
-
-/******************************************************************************
- * Writes a single byte to the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The index of the byte to read.
- * data - The byte to write to the NVM.
- *****************************************************************************/
-static s32 e1000_write_ich8_byte(struct e1000_hw *hw, u32 index, u8 data)
-{
-    s32 status = E1000_SUCCESS;
-    u16 word = (u16)data;
-
-    status = e1000_write_ich8_data(hw, index, 1, word);
-
-    return status;
-}
-
-/******************************************************************************
- * Reads a word from the NVM using the ICH8 flash access registers.
- *
- * hw - pointer to e1000_hw structure
- * index - The starting byte index of the word to read.
- * data - Pointer to a word to store the value read.
- *****************************************************************************/
-static s32 e1000_read_ich8_word(struct e1000_hw *hw, u32 index, u16 *data)
-{
-    s32 status = E1000_SUCCESS;
-    status = e1000_read_ich8_data(hw, index, 2, data);
-    return status;
-}
-
-/******************************************************************************
- * Erases the bank specified. Each bank may be a 4, 8 or 64k block. Banks are 0
- * based.
- *
- * hw - pointer to e1000_hw structure
- * bank - 0 for first bank, 1 for second bank
- *
- * Note that this function may actually erase as much as 8 or 64 KBytes.  The
- * amount of NVM used in each bank is a *minimum* of 4 KBytes, but in fact the
- * bank size may be 4, 8 or 64 KBytes
- *****************************************************************************/
-static s32 e1000_erase_ich8_4k_segment(struct e1000_hw *hw, u32 bank)
-{
-    union ich8_hws_flash_status hsfsts;
-    union ich8_hws_flash_ctrl hsflctl;
-    u32 flash_linear_address;
-    s32  count = 0;
-    s32  error = E1000_ERR_EEPROM;
-    s32  iteration;
-    s32  sub_sector_size = 0;
-    s32  bank_size;
-    s32  j = 0;
-    s32  error_flag = 0;
-
-    hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-
-    /* Determine HW Sector size: Read BERASE bits of Hw flash Status register */
-    /* 00: The Hw sector is 256 bytes, hence we need to erase 16
-     *     consecutive sectors.  The start index for the nth Hw sector can be
-     *     calculated as bank * 4096 + n * 256
-     * 01: The Hw sector is 4K bytes, hence we need to erase 1 sector.
-     *     The start index for the nth Hw sector can be calculated
-     *     as bank * 4096
-     * 10: The HW sector is 8K bytes
-     * 11: The Hw sector size is 64K bytes */
-    if (hsfsts.hsf_status.berasesz == 0x0) {
-        /* Hw sector size 256 */
-        sub_sector_size = ICH_FLASH_SEG_SIZE_256;
-        bank_size = ICH_FLASH_SECTOR_SIZE;
-        iteration = ICH_FLASH_SECTOR_SIZE / ICH_FLASH_SEG_SIZE_256;
-    } else if (hsfsts.hsf_status.berasesz == 0x1) {
-        bank_size = ICH_FLASH_SEG_SIZE_4K;
-        iteration = 1;
-    } else if (hsfsts.hsf_status.berasesz == 0x3) {
-        bank_size = ICH_FLASH_SEG_SIZE_64K;
-        iteration = 1;
-    } else {
-        return error;
-    }
-
-    for (j = 0; j < iteration ; j++) {
-        do {
-            count++;
-            /* Steps */
-            error = e1000_ich8_cycle_init(hw);
-            if (error != E1000_SUCCESS) {
-                error_flag = 1;
-                break;
-            }
-
-            /* Write a value 11 (block Erase) in Flash Cycle field in Hw flash
-             * Control */
-            hsflctl.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL);
-            hsflctl.hsf_ctrl.flcycle = ICH_CYCLE_ERASE;
-            E1000_WRITE_ICH_FLASH_REG16(hw, ICH_FLASH_HSFCTL, hsflctl.regval);
-
-            /* Write the last 24 bits of an index within the block into Flash
-             * Linear address field in Flash Address.  This probably needs to
-             * be calculated here based off the on-chip erase sector size and
-             * the software bank size (4, 8 or 64 KBytes) */
-            flash_linear_address = bank * bank_size + j * sub_sector_size;
-            flash_linear_address += hw->flash_base_addr;
-            flash_linear_address &= ICH_FLASH_LINEAR_ADDR_MASK;
-
-            E1000_WRITE_ICH_FLASH_REG(hw, ICH_FLASH_FADDR, flash_linear_address);
-
-            error = e1000_ich8_flash_cycle(hw, ICH_FLASH_ERASE_TIMEOUT);
-            /* Check if FCERR is set to 1.  If 1, clear it and try the whole
-             * sequence a few more times else Done */
-            if (error == E1000_SUCCESS) {
-                break;
-            } else {
-                hsfsts.regval = E1000_READ_ICH_FLASH_REG16(hw, ICH_FLASH_HSFSTS);
-                if (hsfsts.hsf_status.flcerr == 1) {
-                    /* repeat for some time before giving up */
-                    continue;
-                } else if (hsfsts.hsf_status.flcdone == 0) {
-                    error_flag = 1;
-                    break;
-                }
-            }
-        } while ((count < ICH_FLASH_CYCLE_REPEAT_COUNT) && !error_flag);
-        if (error_flag == 1)
-            break;
-    }
-    if (error_flag != 1)
-        error = E1000_SUCCESS;
-    return error;
-}
-
-static s32 e1000_init_lcd_from_nvm_config_region(struct e1000_hw *hw,
-						 u32 cnf_base_addr,
-						 u32 cnf_size)
-{
-    u32 ret_val = E1000_SUCCESS;
-    u16 word_addr, reg_data, reg_addr;
-    u16 i;
-
-    /* cnf_base_addr is in DWORD */
-    word_addr = (u16)(cnf_base_addr << 1);
-
-    /* cnf_size is returned in size of dwords */
-    for (i = 0; i < cnf_size; i++) {
-        ret_val = e1000_read_eeprom(hw, (word_addr + i*2), 1, &reg_data);
-        if (ret_val)
-            return ret_val;
-
-        ret_val = e1000_read_eeprom(hw, (word_addr + i*2 + 1), 1, &reg_addr);
-        if (ret_val)
-            return ret_val;
-
-        ret_val = e1000_get_software_flag(hw);
-        if (ret_val != E1000_SUCCESS)
-            return ret_val;
-
-        ret_val = e1000_write_phy_reg_ex(hw, (u32)reg_addr, reg_data);
-
-        e1000_release_software_flag(hw);
-    }
-
-    return ret_val;
-}
-
-
-/******************************************************************************
- * This function initializes the PHY from the NVM on ICH8 platforms. This
- * is needed due to an issue where the NVM configuration is not properly
- * autoloaded after power transitions. Therefore, after each PHY reset, we
- * will load the configuration data out of the NVM manually.
- *
- * hw: Struct containing variables accessed by shared code
- *****************************************************************************/
-static s32 e1000_init_lcd_from_nvm(struct e1000_hw *hw)
-{
-    u32 reg_data, cnf_base_addr, cnf_size, ret_val, loop;
-
-    if (hw->phy_type != e1000_phy_igp_3)
-          return E1000_SUCCESS;
-
-    /* Check if SW needs configure the PHY */
-    reg_data = er32(FEXTNVM);
-    if (!(reg_data & FEXTNVM_SW_CONFIG))
-        return E1000_SUCCESS;
-
-    /* Wait for basic configuration completes before proceeding*/
-    loop = 0;
-    do {
-        reg_data = er32(STATUS) & E1000_STATUS_LAN_INIT_DONE;
-        udelay(100);
-        loop++;
-    } while ((!reg_data) && (loop < 50));
-
-    /* Clear the Init Done bit for the next init event */
-    reg_data = er32(STATUS);
-    reg_data &= ~E1000_STATUS_LAN_INIT_DONE;
-    ew32(STATUS, reg_data);
-
-    /* Make sure HW does not configure LCD from PHY extended configuration
-       before SW configuration */
-    reg_data = er32(EXTCNF_CTRL);
-    if ((reg_data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE) == 0x0000) {
-        reg_data = er32(EXTCNF_SIZE);
-        cnf_size = reg_data & E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH;
-        cnf_size >>= 16;
-        if (cnf_size) {
-            reg_data = er32(EXTCNF_CTRL);
-            cnf_base_addr = reg_data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER;
-            /* cnf_base_addr is in DWORD */
-            cnf_base_addr >>= 16;
-
-            /* Configure LCD from extended configuration region. */
-            ret_val = e1000_init_lcd_from_nvm_config_region(hw, cnf_base_addr,
-                                                            cnf_size);
-            if (ret_val)
-                return ret_val;
-        }
-    }
-
-    return E1000_SUCCESS;
+	DEBUGFUNC("e1000_get_phy_cfg_done");
+	mdelay(10);
+	return E1000_SUCCESS;
 }
-
diff --git a/drivers/net/e1000/e1000_hw.h b/drivers/net/e1000/e1000_hw.h
index a8866bdbb671..9acfddb0dafb 100644
--- a/drivers/net/e1000/e1000_hw.h
+++ b/drivers/net/e1000/e1000_hw.h
@@ -35,7 +35,6 @@
 
 #include "e1000_osdep.h"
 
-
 /* Forward declarations of structures used by the shared code */
 struct e1000_hw;
 struct e1000_hw_stats;
@@ -43,252 +42,231 @@ struct e1000_hw_stats;
 /* Enumerated types specific to the e1000 hardware */
 /* Media Access Controlers */
 typedef enum {
-    e1000_undefined = 0,
-    e1000_82542_rev2_0,
-    e1000_82542_rev2_1,
-    e1000_82543,
-    e1000_82544,
-    e1000_82540,
-    e1000_82545,
-    e1000_82545_rev_3,
-    e1000_82546,
-    e1000_82546_rev_3,
-    e1000_82541,
-    e1000_82541_rev_2,
-    e1000_82547,
-    e1000_82547_rev_2,
-    e1000_82571,
-    e1000_82572,
-    e1000_82573,
-    e1000_80003es2lan,
-    e1000_ich8lan,
-    e1000_num_macs
+	e1000_undefined = 0,
+	e1000_82542_rev2_0,
+	e1000_82542_rev2_1,
+	e1000_82543,
+	e1000_82544,
+	e1000_82540,
+	e1000_82545,
+	e1000_82545_rev_3,
+	e1000_82546,
+	e1000_82546_rev_3,
+	e1000_82541,
+	e1000_82541_rev_2,
+	e1000_82547,
+	e1000_82547_rev_2,
+	e1000_num_macs
 } e1000_mac_type;
 
 typedef enum {
-    e1000_eeprom_uninitialized = 0,
-    e1000_eeprom_spi,
-    e1000_eeprom_microwire,
-    e1000_eeprom_flash,
-    e1000_eeprom_ich8,
-    e1000_eeprom_none, /* No NVM support */
-    e1000_num_eeprom_types
+	e1000_eeprom_uninitialized = 0,
+	e1000_eeprom_spi,
+	e1000_eeprom_microwire,
+	e1000_eeprom_flash,
+	e1000_eeprom_none,	/* No NVM support */
+	e1000_num_eeprom_types
 } e1000_eeprom_type;
 
 /* Media Types */
 typedef enum {
-    e1000_media_type_copper = 0,
-    e1000_media_type_fiber = 1,
-    e1000_media_type_internal_serdes = 2,
-    e1000_num_media_types
+	e1000_media_type_copper = 0,
+	e1000_media_type_fiber = 1,
+	e1000_media_type_internal_serdes = 2,
+	e1000_num_media_types
 } e1000_media_type;
 
 typedef enum {
-    e1000_10_half = 0,
-    e1000_10_full = 1,
-    e1000_100_half = 2,
-    e1000_100_full = 3
+	e1000_10_half = 0,
+	e1000_10_full = 1,
+	e1000_100_half = 2,
+	e1000_100_full = 3
 } e1000_speed_duplex_type;
 
 /* Flow Control Settings */
 typedef enum {
-    E1000_FC_NONE = 0,
-    E1000_FC_RX_PAUSE = 1,
-    E1000_FC_TX_PAUSE = 2,
-    E1000_FC_FULL = 3,
-    E1000_FC_DEFAULT = 0xFF
+	E1000_FC_NONE = 0,
+	E1000_FC_RX_PAUSE = 1,
+	E1000_FC_TX_PAUSE = 2,
+	E1000_FC_FULL = 3,
+	E1000_FC_DEFAULT = 0xFF
 } e1000_fc_type;
 
 struct e1000_shadow_ram {
-    u16 eeprom_word;
-    bool modified;
+	u16 eeprom_word;
+	bool modified;
 };
 
 /* PCI bus types */
 typedef enum {
-    e1000_bus_type_unknown = 0,
-    e1000_bus_type_pci,
-    e1000_bus_type_pcix,
-    e1000_bus_type_pci_express,
-    e1000_bus_type_reserved
+	e1000_bus_type_unknown = 0,
+	e1000_bus_type_pci,
+	e1000_bus_type_pcix,
+	e1000_bus_type_reserved
 } e1000_bus_type;
 
 /* PCI bus speeds */
 typedef enum {
-    e1000_bus_speed_unknown = 0,
-    e1000_bus_speed_33,
-    e1000_bus_speed_66,
-    e1000_bus_speed_100,
-    e1000_bus_speed_120,
-    e1000_bus_speed_133,
-    e1000_bus_speed_2500,
-    e1000_bus_speed_reserved
+	e1000_bus_speed_unknown = 0,
+	e1000_bus_speed_33,
+	e1000_bus_speed_66,
+	e1000_bus_speed_100,
+	e1000_bus_speed_120,
+	e1000_bus_speed_133,
+	e1000_bus_speed_reserved
 } e1000_bus_speed;
 
 /* PCI bus widths */
 typedef enum {
-    e1000_bus_width_unknown = 0,
-    /* These PCIe values should literally match the possible return values
-     * from config space */
-    e1000_bus_width_pciex_1 = 1,
-    e1000_bus_width_pciex_2 = 2,
-    e1000_bus_width_pciex_4 = 4,
-    e1000_bus_width_32,
-    e1000_bus_width_64,
-    e1000_bus_width_reserved
+	e1000_bus_width_unknown = 0,
+	e1000_bus_width_32,
+	e1000_bus_width_64,
+	e1000_bus_width_reserved
 } e1000_bus_width;
 
 /* PHY status info structure and supporting enums */
 typedef enum {
-    e1000_cable_length_50 = 0,
-    e1000_cable_length_50_80,
-    e1000_cable_length_80_110,
-    e1000_cable_length_110_140,
-    e1000_cable_length_140,
-    e1000_cable_length_undefined = 0xFF
+	e1000_cable_length_50 = 0,
+	e1000_cable_length_50_80,
+	e1000_cable_length_80_110,
+	e1000_cable_length_110_140,
+	e1000_cable_length_140,
+	e1000_cable_length_undefined = 0xFF
 } e1000_cable_length;
 
 typedef enum {
-    e1000_gg_cable_length_60 = 0,
-    e1000_gg_cable_length_60_115 = 1,
-    e1000_gg_cable_length_115_150 = 2,
-    e1000_gg_cable_length_150 = 4
+	e1000_gg_cable_length_60 = 0,
+	e1000_gg_cable_length_60_115 = 1,
+	e1000_gg_cable_length_115_150 = 2,
+	e1000_gg_cable_length_150 = 4
 } e1000_gg_cable_length;
 
 typedef enum {
-    e1000_igp_cable_length_10  = 10,
-    e1000_igp_cable_length_20  = 20,
-    e1000_igp_cable_length_30  = 30,
-    e1000_igp_cable_length_40  = 40,
-    e1000_igp_cable_length_50  = 50,
-    e1000_igp_cable_length_60  = 60,
-    e1000_igp_cable_length_70  = 70,
-    e1000_igp_cable_length_80  = 80,
-    e1000_igp_cable_length_90  = 90,
-    e1000_igp_cable_length_100 = 100,
-    e1000_igp_cable_length_110 = 110,
-    e1000_igp_cable_length_115 = 115,
-    e1000_igp_cable_length_120 = 120,
-    e1000_igp_cable_length_130 = 130,
-    e1000_igp_cable_length_140 = 140,
-    e1000_igp_cable_length_150 = 150,
-    e1000_igp_cable_length_160 = 160,
-    e1000_igp_cable_length_170 = 170,
-    e1000_igp_cable_length_180 = 180
+	e1000_igp_cable_length_10 = 10,
+	e1000_igp_cable_length_20 = 20,
+	e1000_igp_cable_length_30 = 30,
+	e1000_igp_cable_length_40 = 40,
+	e1000_igp_cable_length_50 = 50,
+	e1000_igp_cable_length_60 = 60,
+	e1000_igp_cable_length_70 = 70,
+	e1000_igp_cable_length_80 = 80,
+	e1000_igp_cable_length_90 = 90,
+	e1000_igp_cable_length_100 = 100,
+	e1000_igp_cable_length_110 = 110,
+	e1000_igp_cable_length_115 = 115,
+	e1000_igp_cable_length_120 = 120,
+	e1000_igp_cable_length_130 = 130,
+	e1000_igp_cable_length_140 = 140,
+	e1000_igp_cable_length_150 = 150,
+	e1000_igp_cable_length_160 = 160,
+	e1000_igp_cable_length_170 = 170,
+	e1000_igp_cable_length_180 = 180
 } e1000_igp_cable_length;
 
 typedef enum {
-    e1000_10bt_ext_dist_enable_normal = 0,
-    e1000_10bt_ext_dist_enable_lower,
-    e1000_10bt_ext_dist_enable_undefined = 0xFF
+	e1000_10bt_ext_dist_enable_normal = 0,
+	e1000_10bt_ext_dist_enable_lower,
+	e1000_10bt_ext_dist_enable_undefined = 0xFF
 } e1000_10bt_ext_dist_enable;
 
 typedef enum {
-    e1000_rev_polarity_normal = 0,
-    e1000_rev_polarity_reversed,
-    e1000_rev_polarity_undefined = 0xFF
+	e1000_rev_polarity_normal = 0,
+	e1000_rev_polarity_reversed,
+	e1000_rev_polarity_undefined = 0xFF
 } e1000_rev_polarity;
 
 typedef enum {
-    e1000_downshift_normal = 0,
-    e1000_downshift_activated,
-    e1000_downshift_undefined = 0xFF
+	e1000_downshift_normal = 0,
+	e1000_downshift_activated,
+	e1000_downshift_undefined = 0xFF
 } e1000_downshift;
 
 typedef enum {
-    e1000_smart_speed_default = 0,
-    e1000_smart_speed_on,
-    e1000_smart_speed_off
+	e1000_smart_speed_default = 0,
+	e1000_smart_speed_on,
+	e1000_smart_speed_off
 } e1000_smart_speed;
 
 typedef enum {
-    e1000_polarity_reversal_enabled = 0,
-    e1000_polarity_reversal_disabled,
-    e1000_polarity_reversal_undefined = 0xFF
+	e1000_polarity_reversal_enabled = 0,
+	e1000_polarity_reversal_disabled,
+	e1000_polarity_reversal_undefined = 0xFF
 } e1000_polarity_reversal;
 
 typedef enum {
-    e1000_auto_x_mode_manual_mdi = 0,
-    e1000_auto_x_mode_manual_mdix,
-    e1000_auto_x_mode_auto1,
-    e1000_auto_x_mode_auto2,
-    e1000_auto_x_mode_undefined = 0xFF
+	e1000_auto_x_mode_manual_mdi = 0,
+	e1000_auto_x_mode_manual_mdix,
+	e1000_auto_x_mode_auto1,
+	e1000_auto_x_mode_auto2,
+	e1000_auto_x_mode_undefined = 0xFF
 } e1000_auto_x_mode;
 
 typedef enum {
-    e1000_1000t_rx_status_not_ok = 0,
-    e1000_1000t_rx_status_ok,
-    e1000_1000t_rx_status_undefined = 0xFF
+	e1000_1000t_rx_status_not_ok = 0,
+	e1000_1000t_rx_status_ok,
+	e1000_1000t_rx_status_undefined = 0xFF
 } e1000_1000t_rx_status;
 
 typedef enum {
     e1000_phy_m88 = 0,
     e1000_phy_igp,
-    e1000_phy_igp_2,
-    e1000_phy_gg82563,
-    e1000_phy_igp_3,
-    e1000_phy_ife,
     e1000_phy_undefined = 0xFF
 } e1000_phy_type;
 
 typedef enum {
-    e1000_ms_hw_default = 0,
-    e1000_ms_force_master,
-    e1000_ms_force_slave,
-    e1000_ms_auto
+	e1000_ms_hw_default = 0,
+	e1000_ms_force_master,
+	e1000_ms_force_slave,
+	e1000_ms_auto
 } e1000_ms_type;
 
 typedef enum {
-    e1000_ffe_config_enabled = 0,
-    e1000_ffe_config_active,
-    e1000_ffe_config_blocked
+	e1000_ffe_config_enabled = 0,
+	e1000_ffe_config_active,
+	e1000_ffe_config_blocked
 } e1000_ffe_config;
 
 typedef enum {
-    e1000_dsp_config_disabled = 0,
-    e1000_dsp_config_enabled,
-    e1000_dsp_config_activated,
-    e1000_dsp_config_undefined = 0xFF
+	e1000_dsp_config_disabled = 0,
+	e1000_dsp_config_enabled,
+	e1000_dsp_config_activated,
+	e1000_dsp_config_undefined = 0xFF
 } e1000_dsp_config;
 
 struct e1000_phy_info {
-    e1000_cable_length cable_length;
-    e1000_10bt_ext_dist_enable extended_10bt_distance;
-    e1000_rev_polarity cable_polarity;
-    e1000_downshift downshift;
-    e1000_polarity_reversal polarity_correction;
-    e1000_auto_x_mode mdix_mode;
-    e1000_1000t_rx_status local_rx;
-    e1000_1000t_rx_status remote_rx;
+	e1000_cable_length cable_length;
+	e1000_10bt_ext_dist_enable extended_10bt_distance;
+	e1000_rev_polarity cable_polarity;
+	e1000_downshift downshift;
+	e1000_polarity_reversal polarity_correction;
+	e1000_auto_x_mode mdix_mode;
+	e1000_1000t_rx_status local_rx;
+	e1000_1000t_rx_status remote_rx;
 };
 
 struct e1000_phy_stats {
-    u32 idle_errors;
-    u32 receive_errors;
+	u32 idle_errors;
+	u32 receive_errors;
 };
 
 struct e1000_eeprom_info {
-    e1000_eeprom_type type;
-    u16 word_size;
-    u16 opcode_bits;
-    u16 address_bits;
-    u16 delay_usec;
-    u16 page_size;
-    bool use_eerd;
-    bool use_eewr;
+	e1000_eeprom_type type;
+	u16 word_size;
+	u16 opcode_bits;
+	u16 address_bits;
+	u16 delay_usec;
+	u16 page_size;
 };
 
 /* Flex ASF Information */
 #define E1000_HOST_IF_MAX_SIZE  2048
 
 typedef enum {
-    e1000_byte_align = 0,
-    e1000_word_align = 1,
-    e1000_dword_align = 2
+	e1000_byte_align = 0,
+	e1000_word_align = 1,
+	e1000_dword_align = 2
 } e1000_align_type;
 
-
-
 /* Error Codes */
 #define E1000_SUCCESS      0
 #define E1000_ERR_EEPROM   1
@@ -301,7 +279,6 @@ typedef enum {
 #define E1000_ERR_MASTER_REQUESTS_PENDING 10
 #define E1000_ERR_HOST_INTERFACE_COMMAND 11
 #define E1000_BLK_PHY_RESET   12
-#define E1000_ERR_SWFW_SYNC 13
 
 #define E1000_BYTE_SWAP_WORD(_value) ((((_value) & 0x00ff) << 8) | \
                                      (((_value) & 0xff00) >> 8))
@@ -318,19 +295,17 @@ s32 e1000_setup_link(struct e1000_hw *hw);
 s32 e1000_phy_setup_autoneg(struct e1000_hw *hw);
 void e1000_config_collision_dist(struct e1000_hw *hw);
 s32 e1000_check_for_link(struct e1000_hw *hw);
-s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 *speed, u16 *duplex);
+s32 e1000_get_speed_and_duplex(struct e1000_hw *hw, u16 * speed, u16 * duplex);
 s32 e1000_force_mac_fc(struct e1000_hw *hw);
 
 /* PHY */
-s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 *phy_data);
+s32 e1000_read_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 * phy_data);
 s32 e1000_write_phy_reg(struct e1000_hw *hw, u32 reg_addr, u16 data);
 s32 e1000_phy_hw_reset(struct e1000_hw *hw);
 s32 e1000_phy_reset(struct e1000_hw *hw);
 s32 e1000_phy_get_info(struct e1000_hw *hw, struct e1000_phy_info *phy_info);
 s32 e1000_validate_mdi_setting(struct e1000_hw *hw);
 
-void e1000_phy_powerdown_workaround(struct e1000_hw *hw);
-
 /* EEPROM Functions */
 s32 e1000_init_eeprom_params(struct e1000_hw *hw);
 
@@ -338,66 +313,63 @@ s32 e1000_init_eeprom_params(struct e1000_hw *hw);
 u32 e1000_enable_mng_pass_thru(struct e1000_hw *hw);
 
 #define E1000_MNG_DHCP_TX_PAYLOAD_CMD   64
-#define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8   /* Host Interface data length */
+#define E1000_HI_MAX_MNG_DATA_LENGTH    0x6F8	/* Host Interface data length */
 
-#define E1000_MNG_DHCP_COMMAND_TIMEOUT  10      /* Time in ms to process MNG command */
-#define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0   /* Cookie offset */
-#define E1000_MNG_DHCP_COOKIE_LENGTH    0x10    /* Cookie length */
+#define E1000_MNG_DHCP_COMMAND_TIMEOUT  10	/* Time in ms to process MNG command */
+#define E1000_MNG_DHCP_COOKIE_OFFSET    0x6F0	/* Cookie offset */
+#define E1000_MNG_DHCP_COOKIE_LENGTH    0x10	/* Cookie length */
 #define E1000_MNG_IAMT_MODE             0x3
 #define E1000_MNG_ICH_IAMT_MODE         0x2
-#define E1000_IAMT_SIGNATURE            0x544D4149 /* Intel(R) Active Management Technology signature */
+#define E1000_IAMT_SIGNATURE            0x544D4149	/* Intel(R) Active Management Technology signature */
 
-#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1 /* DHCP parsing enabled */
-#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2 /* DHCP parsing enabled */
+#define E1000_MNG_DHCP_COOKIE_STATUS_PARSING_SUPPORT 0x1	/* DHCP parsing enabled */
+#define E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT    0x2	/* DHCP parsing enabled */
 #define E1000_VFTA_ENTRY_SHIFT                       0x5
 #define E1000_VFTA_ENTRY_MASK                        0x7F
 #define E1000_VFTA_ENTRY_BIT_SHIFT_MASK              0x1F
 
 struct e1000_host_mng_command_header {
-    u8 command_id;
-    u8 checksum;
-    u16 reserved1;
-    u16 reserved2;
-    u16 command_length;
+	u8 command_id;
+	u8 checksum;
+	u16 reserved1;
+	u16 reserved2;
+	u16 command_length;
 };
 
 struct e1000_host_mng_command_info {
-    struct e1000_host_mng_command_header command_header;  /* Command Head/Command Result Head has 4 bytes */
-    u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];   /* Command data can length 0..0x658*/
+	struct e1000_host_mng_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
+	u8 command_data[E1000_HI_MAX_MNG_DATA_LENGTH];	/* Command data can length 0..0x658 */
 };
 #ifdef __BIG_ENDIAN
-struct e1000_host_mng_dhcp_cookie{
-    u32 signature;
-    u16 vlan_id;
-    u8 reserved0;
-    u8 status;
-    u32 reserved1;
-    u8 checksum;
-    u8 reserved3;
-    u16 reserved2;
+struct e1000_host_mng_dhcp_cookie {
+	u32 signature;
+	u16 vlan_id;
+	u8 reserved0;
+	u8 status;
+	u32 reserved1;
+	u8 checksum;
+	u8 reserved3;
+	u16 reserved2;
 };
 #else
-struct e1000_host_mng_dhcp_cookie{
-    u32 signature;
-    u8 status;
-    u8 reserved0;
-    u16 vlan_id;
-    u32 reserved1;
-    u16 reserved2;
-    u8 reserved3;
-    u8 checksum;
+struct e1000_host_mng_dhcp_cookie {
+	u32 signature;
+	u8 status;
+	u8 reserved0;
+	u16 vlan_id;
+	u32 reserved1;
+	u16 reserved2;
+	u8 reserved3;
+	u8 checksum;
 };
 #endif
 
-s32 e1000_mng_write_dhcp_info(struct e1000_hw *hw, u8 *buffer,
-                                  u16 length);
 bool e1000_check_mng_mode(struct e1000_hw *hw);
-bool e1000_enable_tx_pkt_filtering(struct e1000_hw *hw);
-s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 *data);
+s32 e1000_read_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
 s32 e1000_validate_eeprom_checksum(struct e1000_hw *hw);
 s32 e1000_update_eeprom_checksum(struct e1000_hw *hw);
-s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 *data);
-s32 e1000_read_mac_addr(struct e1000_hw * hw);
+s32 e1000_write_eeprom(struct e1000_hw *hw, u16 reg, u16 words, u16 * data);
+s32 e1000_read_mac_addr(struct e1000_hw *hw);
 
 /* Filters (multicast, vlan, receive) */
 u32 e1000_hash_mc_addr(struct e1000_hw *hw, u8 * mc_addr);
@@ -417,18 +389,15 @@ s32 e1000_blink_led_start(struct e1000_hw *hw);
 /* Everything else */
 void e1000_reset_adaptive(struct e1000_hw *hw);
 void e1000_update_adaptive(struct e1000_hw *hw);
-void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats, u32 frame_len, u8 * mac_addr);
+void e1000_tbi_adjust_stats(struct e1000_hw *hw, struct e1000_hw_stats *stats,
+			    u32 frame_len, u8 * mac_addr);
 void e1000_get_bus_info(struct e1000_hw *hw);
 void e1000_pci_set_mwi(struct e1000_hw *hw);
 void e1000_pci_clear_mwi(struct e1000_hw *hw);
-s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value);
 void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc);
 int e1000_pcix_get_mmrbc(struct e1000_hw *hw);
 /* Port I/O is only supported on 82544 and newer */
 void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value);
-s32 e1000_disable_pciex_master(struct e1000_hw *hw);
-s32 e1000_check_phy_reset_block(struct e1000_hw *hw);
-
 
 #define E1000_READ_REG_IO(a, reg) \
     e1000_read_reg_io((a), E1000_##reg)
@@ -471,36 +440,7 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw);
 #define E1000_DEV_ID_82546GB_QUAD_COPPER 0x1099
 #define E1000_DEV_ID_82547EI             0x1019
 #define E1000_DEV_ID_82547EI_MOBILE      0x101A
-#define E1000_DEV_ID_82571EB_COPPER      0x105E
-#define E1000_DEV_ID_82571EB_FIBER       0x105F
-#define E1000_DEV_ID_82571EB_SERDES      0x1060
-#define E1000_DEV_ID_82571EB_QUAD_COPPER 0x10A4
-#define E1000_DEV_ID_82571PT_QUAD_COPPER 0x10D5
-#define E1000_DEV_ID_82571EB_QUAD_FIBER  0x10A5
-#define E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE  0x10BC
-#define E1000_DEV_ID_82571EB_SERDES_DUAL 0x10D9
-#define E1000_DEV_ID_82571EB_SERDES_QUAD 0x10DA
-#define E1000_DEV_ID_82572EI_COPPER      0x107D
-#define E1000_DEV_ID_82572EI_FIBER       0x107E
-#define E1000_DEV_ID_82572EI_SERDES      0x107F
-#define E1000_DEV_ID_82572EI             0x10B9
-#define E1000_DEV_ID_82573E              0x108B
-#define E1000_DEV_ID_82573E_IAMT         0x108C
-#define E1000_DEV_ID_82573L              0x109A
 #define E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3 0x10B5
-#define E1000_DEV_ID_80003ES2LAN_COPPER_DPT     0x1096
-#define E1000_DEV_ID_80003ES2LAN_SERDES_DPT     0x1098
-#define E1000_DEV_ID_80003ES2LAN_COPPER_SPT     0x10BA
-#define E1000_DEV_ID_80003ES2LAN_SERDES_SPT     0x10BB
-
-#define E1000_DEV_ID_ICH8_IGP_M_AMT      0x1049
-#define E1000_DEV_ID_ICH8_IGP_AMT        0x104A
-#define E1000_DEV_ID_ICH8_IGP_C          0x104B
-#define E1000_DEV_ID_ICH8_IFE            0x104C
-#define E1000_DEV_ID_ICH8_IFE_GT         0x10C4
-#define E1000_DEV_ID_ICH8_IFE_G          0x10C5
-#define E1000_DEV_ID_ICH8_IGP_M          0x104D
-
 
 #define NODE_ADDRESS_SIZE 6
 #define ETH_LENGTH_OF_ADDRESS 6
@@ -523,21 +463,20 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw);
 
 /* The sizes (in bytes) of a ethernet packet */
 #define ENET_HEADER_SIZE             14
-#define MINIMUM_ETHERNET_FRAME_SIZE  64   /* With FCS */
+#define MINIMUM_ETHERNET_FRAME_SIZE  64	/* With FCS */
 #define ETHERNET_FCS_SIZE            4
 #define MINIMUM_ETHERNET_PACKET_SIZE \
     (MINIMUM_ETHERNET_FRAME_SIZE - ETHERNET_FCS_SIZE)
 #define CRC_LENGTH                   ETHERNET_FCS_SIZE
 #define MAX_JUMBO_FRAME_SIZE         0x3F00
 
-
 /* 802.1q VLAN Packet Sizes */
-#define VLAN_TAG_SIZE  4     /* 802.3ac tag (not DMAed) */
+#define VLAN_TAG_SIZE  4	/* 802.3ac tag (not DMAed) */
 
 /* Ethertype field values */
-#define ETHERNET_IEEE_VLAN_TYPE 0x8100  /* 802.3ac packet */
-#define ETHERNET_IP_TYPE        0x0800  /* IP packets */
-#define ETHERNET_ARP_TYPE       0x0806  /* Address Resolution Protocol (ARP) */
+#define ETHERNET_IEEE_VLAN_TYPE 0x8100	/* 802.3ac packet */
+#define ETHERNET_IP_TYPE        0x0800	/* IP packets */
+#define ETHERNET_ARP_TYPE       0x0806	/* Address Resolution Protocol (ARP) */
 
 /* Packet Header defines */
 #define IP_PROTOCOL_TCP    6
@@ -567,15 +506,6 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw);
     E1000_IMS_RXSEQ  |    \
     E1000_IMS_LSC)
 
-/* Additional interrupts need to be handled for e1000_ich8lan:
-    DSW = The FW changed the status of the DISSW bit in FWSM
-    PHYINT = The LAN connected device generates an interrupt
-    EPRST = Manageability reset event */
-#define IMS_ICH8LAN_ENABLE_MASK (\
-    E1000_IMS_DSW   | \
-    E1000_IMS_PHYINT | \
-    E1000_IMS_EPRST)
-
 /* Number of high/low register pairs in the RAR. The RAR (Receive Address
  * Registers) holds the directed and multicast addresses that we monitor. We
  * reserve one of these spots for our directed address, allowing us room for
@@ -583,100 +513,98 @@ s32 e1000_check_phy_reset_block(struct e1000_hw *hw);
  */
 #define E1000_RAR_ENTRIES 15
 
-#define E1000_RAR_ENTRIES_ICH8LAN  6
-
 #define MIN_NUMBER_OF_DESCRIPTORS  8
 #define MAX_NUMBER_OF_DESCRIPTORS  0xFFF8
 
 /* Receive Descriptor */
 struct e1000_rx_desc {
-    __le64 buffer_addr; /* Address of the descriptor's data buffer */
-    __le16 length;     /* Length of data DMAed into data buffer */
-    __le16 csum;       /* Packet checksum */
-    u8 status;      /* Descriptor status */
-    u8 errors;      /* Descriptor Errors */
-    __le16 special;
+	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
+	__le16 length;		/* Length of data DMAed into data buffer */
+	__le16 csum;		/* Packet checksum */
+	u8 status;		/* Descriptor status */
+	u8 errors;		/* Descriptor Errors */
+	__le16 special;
 };
 
 /* Receive Descriptor - Extended */
 union e1000_rx_desc_extended {
-    struct {
-        __le64 buffer_addr;
-        __le64 reserved;
-    } read;
-    struct {
-        struct {
-            __le32 mrq;              /* Multiple Rx Queues */
-            union {
-                __le32 rss;          /* RSS Hash */
-                struct {
-                    __le16 ip_id;    /* IP id */
-                    __le16 csum;     /* Packet Checksum */
-                } csum_ip;
-            } hi_dword;
-        } lower;
-        struct {
-            __le32 status_error;     /* ext status/error */
-            __le16 length;
-            __le16 vlan;             /* VLAN tag */
-        } upper;
-    } wb;  /* writeback */
+	struct {
+		__le64 buffer_addr;
+		__le64 reserved;
+	} read;
+	struct {
+		struct {
+			__le32 mrq;	/* Multiple Rx Queues */
+			union {
+				__le32 rss;	/* RSS Hash */
+				struct {
+					__le16 ip_id;	/* IP id */
+					__le16 csum;	/* Packet Checksum */
+				} csum_ip;
+			} hi_dword;
+		} lower;
+		struct {
+			__le32 status_error;	/* ext status/error */
+			__le16 length;
+			__le16 vlan;	/* VLAN tag */
+		} upper;
+	} wb;			/* writeback */
 };
 
 #define MAX_PS_BUFFERS 4
 /* Receive Descriptor - Packet Split */
 union e1000_rx_desc_packet_split {
-    struct {
-        /* one buffer for protocol header(s), three data buffers */
-        __le64 buffer_addr[MAX_PS_BUFFERS];
-    } read;
-    struct {
-        struct {
-            __le32 mrq;              /* Multiple Rx Queues */
-            union {
-                __le32 rss;          /* RSS Hash */
-                struct {
-                    __le16 ip_id;    /* IP id */
-                    __le16 csum;     /* Packet Checksum */
-                } csum_ip;
-            } hi_dword;
-        } lower;
-        struct {
-            __le32 status_error;     /* ext status/error */
-            __le16 length0;          /* length of buffer 0 */
-            __le16 vlan;             /* VLAN tag */
-        } middle;
-        struct {
-            __le16 header_status;
-            __le16 length[3];        /* length of buffers 1-3 */
-        } upper;
-        __le64 reserved;
-    } wb; /* writeback */
+	struct {
+		/* one buffer for protocol header(s), three data buffers */
+		__le64 buffer_addr[MAX_PS_BUFFERS];
+	} read;
+	struct {
+		struct {
+			__le32 mrq;	/* Multiple Rx Queues */
+			union {
+				__le32 rss;	/* RSS Hash */
+				struct {
+					__le16 ip_id;	/* IP id */
+					__le16 csum;	/* Packet Checksum */
+				} csum_ip;
+			} hi_dword;
+		} lower;
+		struct {
+			__le32 status_error;	/* ext status/error */
+			__le16 length0;	/* length of buffer 0 */
+			__le16 vlan;	/* VLAN tag */
+		} middle;
+		struct {
+			__le16 header_status;
+			__le16 length[3];	/* length of buffers 1-3 */
+		} upper;
+		__le64 reserved;
+	} wb;			/* writeback */
 };
 
-/* Receive Decriptor bit definitions */
-#define E1000_RXD_STAT_DD       0x01    /* Descriptor Done */
-#define E1000_RXD_STAT_EOP      0x02    /* End of Packet */
-#define E1000_RXD_STAT_IXSM     0x04    /* Ignore checksum */
-#define E1000_RXD_STAT_VP       0x08    /* IEEE VLAN Packet */
-#define E1000_RXD_STAT_UDPCS    0x10    /* UDP xsum caculated */
-#define E1000_RXD_STAT_TCPCS    0x20    /* TCP xsum calculated */
-#define E1000_RXD_STAT_IPCS     0x40    /* IP xsum calculated */
-#define E1000_RXD_STAT_PIF      0x80    /* passed in-exact filter */
-#define E1000_RXD_STAT_IPIDV    0x200   /* IP identification valid */
-#define E1000_RXD_STAT_UDPV     0x400   /* Valid UDP checksum */
-#define E1000_RXD_STAT_ACK      0x8000  /* ACK Packet indication */
-#define E1000_RXD_ERR_CE        0x01    /* CRC Error */
-#define E1000_RXD_ERR_SE        0x02    /* Symbol Error */
-#define E1000_RXD_ERR_SEQ       0x04    /* Sequence Error */
-#define E1000_RXD_ERR_CXE       0x10    /* Carrier Extension Error */
-#define E1000_RXD_ERR_TCPE      0x20    /* TCP/UDP Checksum Error */
-#define E1000_RXD_ERR_IPE       0x40    /* IP Checksum Error */
-#define E1000_RXD_ERR_RXE       0x80    /* Rx Data Error */
-#define E1000_RXD_SPC_VLAN_MASK 0x0FFF  /* VLAN ID is in lower 12 bits */
-#define E1000_RXD_SPC_PRI_MASK  0xE000  /* Priority is in upper 3 bits */
+/* Receive Descriptor bit definitions */
+#define E1000_RXD_STAT_DD       0x01	/* Descriptor Done */
+#define E1000_RXD_STAT_EOP      0x02	/* End of Packet */
+#define E1000_RXD_STAT_IXSM     0x04	/* Ignore checksum */
+#define E1000_RXD_STAT_VP       0x08	/* IEEE VLAN Packet */
+#define E1000_RXD_STAT_UDPCS    0x10	/* UDP xsum calculated */
+#define E1000_RXD_STAT_TCPCS    0x20	/* TCP xsum calculated */
+#define E1000_RXD_STAT_IPCS     0x40	/* IP xsum calculated */
+#define E1000_RXD_STAT_PIF      0x80	/* passed in-exact filter */
+#define E1000_RXD_STAT_IPIDV    0x200	/* IP identification valid */
+#define E1000_RXD_STAT_UDPV     0x400	/* Valid UDP checksum */
+#define E1000_RXD_STAT_ACK      0x8000	/* ACK Packet indication */
+#define E1000_RXD_ERR_CE        0x01	/* CRC Error */
+#define E1000_RXD_ERR_SE        0x02	/* Symbol Error */
+#define E1000_RXD_ERR_SEQ       0x04	/* Sequence Error */
+#define E1000_RXD_ERR_CXE       0x10	/* Carrier Extension Error */
+#define E1000_RXD_ERR_TCPE      0x20	/* TCP/UDP Checksum Error */
+#define E1000_RXD_ERR_IPE       0x40	/* IP Checksum Error */
+#define E1000_RXD_ERR_RXE       0x80	/* Rx Data Error */
+#define E1000_RXD_SPC_VLAN_MASK 0x0FFF	/* VLAN ID is in lower 12 bits */
+#define E1000_RXD_SPC_PRI_MASK  0xE000	/* Priority is in upper 3 bits */
 #define E1000_RXD_SPC_PRI_SHIFT 13
-#define E1000_RXD_SPC_CFI_MASK  0x1000  /* CFI is bit 12 */
+#define E1000_RXD_SPC_CFI_MASK  0x1000	/* CFI is bit 12 */
 #define E1000_RXD_SPC_CFI_SHIFT 12
 
 #define E1000_RXDEXT_STATERR_CE    0x01000000
@@ -698,7 +626,6 @@ union e1000_rx_desc_packet_split {
     E1000_RXD_ERR_CXE |                \
     E1000_RXD_ERR_RXE)
 
-
 /* Same mask, but for extended and packet split descriptors */
 #define E1000_RXDEXT_ERR_FRAME_ERR_MASK ( \
     E1000_RXDEXT_STATERR_CE  |            \
@@ -707,152 +634,145 @@ union e1000_rx_desc_packet_split {
     E1000_RXDEXT_STATERR_CXE |            \
     E1000_RXDEXT_STATERR_RXE)
 
-
 /* Transmit Descriptor */
 struct e1000_tx_desc {
-    __le64 buffer_addr;       /* Address of the descriptor's data buffer */
-    union {
-        __le32 data;
-        struct {
-            __le16 length;    /* Data buffer length */
-            u8 cso;        /* Checksum offset */
-            u8 cmd;        /* Descriptor control */
-        } flags;
-    } lower;
-    union {
-        __le32 data;
-        struct {
-            u8 status;     /* Descriptor status */
-            u8 css;        /* Checksum start */
-            __le16 special;
-        } fields;
-    } upper;
+	__le64 buffer_addr;	/* Address of the descriptor's data buffer */
+	union {
+		__le32 data;
+		struct {
+			__le16 length;	/* Data buffer length */
+			u8 cso;	/* Checksum offset */
+			u8 cmd;	/* Descriptor control */
+		} flags;
+	} lower;
+	union {
+		__le32 data;
+		struct {
+			u8 status;	/* Descriptor status */
+			u8 css;	/* Checksum start */
+			__le16 special;
+		} fields;
+	} upper;
 };
 
 /* Transmit Descriptor bit definitions */
-#define E1000_TXD_DTYP_D     0x00100000 /* Data Descriptor */
-#define E1000_TXD_DTYP_C     0x00000000 /* Context Descriptor */
-#define E1000_TXD_POPTS_IXSM 0x01       /* Insert IP checksum */
-#define E1000_TXD_POPTS_TXSM 0x02       /* Insert TCP/UDP checksum */
-#define E1000_TXD_CMD_EOP    0x01000000 /* End of Packet */
-#define E1000_TXD_CMD_IFCS   0x02000000 /* Insert FCS (Ethernet CRC) */
-#define E1000_TXD_CMD_IC     0x04000000 /* Insert Checksum */
-#define E1000_TXD_CMD_RS     0x08000000 /* Report Status */
-#define E1000_TXD_CMD_RPS    0x10000000 /* Report Packet Sent */
-#define E1000_TXD_CMD_DEXT   0x20000000 /* Descriptor extension (0 = legacy) */
-#define E1000_TXD_CMD_VLE    0x40000000 /* Add VLAN tag */
-#define E1000_TXD_CMD_IDE    0x80000000 /* Enable Tidv register */
-#define E1000_TXD_STAT_DD    0x00000001 /* Descriptor Done */
-#define E1000_TXD_STAT_EC    0x00000002 /* Excess Collisions */
-#define E1000_TXD_STAT_LC    0x00000004 /* Late Collisions */
-#define E1000_TXD_STAT_TU    0x00000008 /* Transmit underrun */
-#define E1000_TXD_CMD_TCP    0x01000000 /* TCP packet */
-#define E1000_TXD_CMD_IP     0x02000000 /* IP packet */
-#define E1000_TXD_CMD_TSE    0x04000000 /* TCP Seg enable */
-#define E1000_TXD_STAT_TC    0x00000004 /* Tx Underrun */
+#define E1000_TXD_DTYP_D     0x00100000	/* Data Descriptor */
+#define E1000_TXD_DTYP_C     0x00000000	/* Context Descriptor */
+#define E1000_TXD_POPTS_IXSM 0x01	/* Insert IP checksum */
+#define E1000_TXD_POPTS_TXSM 0x02	/* Insert TCP/UDP checksum */
+#define E1000_TXD_CMD_EOP    0x01000000	/* End of Packet */
+#define E1000_TXD_CMD_IFCS   0x02000000	/* Insert FCS (Ethernet CRC) */
+#define E1000_TXD_CMD_IC     0x04000000	/* Insert Checksum */
+#define E1000_TXD_CMD_RS     0x08000000	/* Report Status */
+#define E1000_TXD_CMD_RPS    0x10000000	/* Report Packet Sent */
+#define E1000_TXD_CMD_DEXT   0x20000000	/* Descriptor extension (0 = legacy) */
+#define E1000_TXD_CMD_VLE    0x40000000	/* Add VLAN tag */
+#define E1000_TXD_CMD_IDE    0x80000000	/* Enable Tidv register */
+#define E1000_TXD_STAT_DD    0x00000001	/* Descriptor Done */
+#define E1000_TXD_STAT_EC    0x00000002	/* Excess Collisions */
+#define E1000_TXD_STAT_LC    0x00000004	/* Late Collisions */
+#define E1000_TXD_STAT_TU    0x00000008	/* Transmit underrun */
+#define E1000_TXD_CMD_TCP    0x01000000	/* TCP packet */
+#define E1000_TXD_CMD_IP     0x02000000	/* IP packet */
+#define E1000_TXD_CMD_TSE    0x04000000	/* TCP Seg enable */
+#define E1000_TXD_STAT_TC    0x00000004	/* Tx Underrun */
 
 /* Offload Context Descriptor */
 struct e1000_context_desc {
-    union {
-        __le32 ip_config;
-        struct {
-            u8 ipcss;      /* IP checksum start */
-            u8 ipcso;      /* IP checksum offset */
-            __le16 ipcse;     /* IP checksum end */
-        } ip_fields;
-    } lower_setup;
-    union {
-        __le32 tcp_config;
-        struct {
-            u8 tucss;      /* TCP checksum start */
-            u8 tucso;      /* TCP checksum offset */
-            __le16 tucse;     /* TCP checksum end */
-        } tcp_fields;
-    } upper_setup;
-    __le32 cmd_and_length;    /* */
-    union {
-        __le32 data;
-        struct {
-            u8 status;     /* Descriptor status */
-            u8 hdr_len;    /* Header length */
-            __le16 mss;       /* Maximum segment size */
-        } fields;
-    } tcp_seg_setup;
+	union {
+		__le32 ip_config;
+		struct {
+			u8 ipcss;	/* IP checksum start */
+			u8 ipcso;	/* IP checksum offset */
+			__le16 ipcse;	/* IP checksum end */
+		} ip_fields;
+	} lower_setup;
+	union {
+		__le32 tcp_config;
+		struct {
+			u8 tucss;	/* TCP checksum start */
+			u8 tucso;	/* TCP checksum offset */
+			__le16 tucse;	/* TCP checksum end */
+		} tcp_fields;
+	} upper_setup;
+	__le32 cmd_and_length;	/* */
+	union {
+		__le32 data;
+		struct {
+			u8 status;	/* Descriptor status */
+			u8 hdr_len;	/* Header length */
+			__le16 mss;	/* Maximum segment size */
+		} fields;
+	} tcp_seg_setup;
 };
 
 /* Offload data descriptor */
 struct e1000_data_desc {
-    __le64 buffer_addr;       /* Address of the descriptor's buffer address */
-    union {
-        __le32 data;
-        struct {
-            __le16 length;    /* Data buffer length */
-            u8 typ_len_ext;        /* */
-            u8 cmd;        /* */
-        } flags;
-    } lower;
-    union {
-        __le32 data;
-        struct {
-            u8 status;     /* Descriptor status */
-            u8 popts;      /* Packet Options */
-            __le16 special;   /* */
-        } fields;
-    } upper;
+	__le64 buffer_addr;	/* Address of the descriptor's buffer address */
+	union {
+		__le32 data;
+		struct {
+			__le16 length;	/* Data buffer length */
+			u8 typ_len_ext;	/* */
+			u8 cmd;	/* */
+		} flags;
+	} lower;
+	union {
+		__le32 data;
+		struct {
+			u8 status;	/* Descriptor status */
+			u8 popts;	/* Packet Options */
+			__le16 special;	/* */
+		} fields;
+	} upper;
 };
 
 /* Filters */
-#define E1000_NUM_UNICAST          16   /* Unicast filter entries */
-#define E1000_MC_TBL_SIZE          128  /* Multicast Filter Table (4096 bits) */
-#define E1000_VLAN_FILTER_TBL_SIZE 128  /* VLAN Filter Table (4096 bits) */
-
-#define E1000_NUM_UNICAST_ICH8LAN  7
-#define E1000_MC_TBL_SIZE_ICH8LAN  32
-
+#define E1000_NUM_UNICAST          16	/* Unicast filter entries */
+#define E1000_MC_TBL_SIZE          128	/* Multicast Filter Table (4096 bits) */
+#define E1000_VLAN_FILTER_TBL_SIZE 128	/* VLAN Filter Table (4096 bits) */
 
 /* Receive Address Register */
 struct e1000_rar {
-    volatile __le32 low;      /* receive address low */
-    volatile __le32 high;     /* receive address high */
+	volatile __le32 low;	/* receive address low */
+	volatile __le32 high;	/* receive address high */
 };
 
 /* Number of entries in the Multicast Table Array (MTA). */
 #define E1000_NUM_MTA_REGISTERS 128
-#define E1000_NUM_MTA_REGISTERS_ICH8LAN 32
 
 /* IPv4 Address Table Entry */
 struct e1000_ipv4_at_entry {
-    volatile u32 ipv4_addr;        /* IP Address (RW) */
-    volatile u32 reserved;
+	volatile u32 ipv4_addr;	/* IP Address (RW) */
+	volatile u32 reserved;
 };
 
 /* Four wakeup IP addresses are supported */
 #define E1000_WAKEUP_IP_ADDRESS_COUNT_MAX 4
 #define E1000_IP4AT_SIZE                  E1000_WAKEUP_IP_ADDRESS_COUNT_MAX
-#define E1000_IP4AT_SIZE_ICH8LAN          3
 #define E1000_IP6AT_SIZE                  1
 
 /* IPv6 Address Table Entry */
 struct e1000_ipv6_at_entry {
-    volatile u8 ipv6_addr[16];
+	volatile u8 ipv6_addr[16];
 };
 
 /* Flexible Filter Length Table Entry */
 struct e1000_fflt_entry {
-    volatile u32 length;   /* Flexible Filter Length (RW) */
-    volatile u32 reserved;
+	volatile u32 length;	/* Flexible Filter Length (RW) */
+	volatile u32 reserved;
 };
 
 /* Flexible Filter Mask Table Entry */
 struct e1000_ffmt_entry {
-    volatile u32 mask;     /* Flexible Filter Mask (RW) */
-    volatile u32 reserved;
+	volatile u32 mask;	/* Flexible Filter Mask (RW) */
+	volatile u32 reserved;
 };
 
 /* Flexible Filter Value Table Entry */
 struct e1000_ffvt_entry {
-    volatile u32 value;    /* Flexible Filter Value (RW) */
-    volatile u32 reserved;
+	volatile u32 value;	/* Flexible Filter Value (RW) */
+	volatile u32 reserved;
 };
 
 /* Four Flexible Filters are supported */
@@ -879,211 +799,211 @@ struct e1000_ffvt_entry {
  * R/clr - register is read only and is cleared when read
  * A - register array
  */
-#define E1000_CTRL     0x00000  /* Device Control - RW */
-#define E1000_CTRL_DUP 0x00004  /* Device Control Duplicate (Shadow) - RW */
-#define E1000_STATUS   0x00008  /* Device Status - RO */
-#define E1000_EECD     0x00010  /* EEPROM/Flash Control - RW */
-#define E1000_EERD     0x00014  /* EEPROM Read - RW */
-#define E1000_CTRL_EXT 0x00018  /* Extended Device Control - RW */
-#define E1000_FLA      0x0001C  /* Flash Access - RW */
-#define E1000_MDIC     0x00020  /* MDI Control - RW */
-#define E1000_SCTL     0x00024  /* SerDes Control - RW */
-#define E1000_FEXTNVM  0x00028  /* Future Extended NVM register */
-#define E1000_FCAL     0x00028  /* Flow Control Address Low - RW */
-#define E1000_FCAH     0x0002C  /* Flow Control Address High -RW */
-#define E1000_FCT      0x00030  /* Flow Control Type - RW */
-#define E1000_VET      0x00038  /* VLAN Ether Type - RW */
-#define E1000_ICR      0x000C0  /* Interrupt Cause Read - R/clr */
-#define E1000_ITR      0x000C4  /* Interrupt Throttling Rate - RW */
-#define E1000_ICS      0x000C8  /* Interrupt Cause Set - WO */
-#define E1000_IMS      0x000D0  /* Interrupt Mask Set - RW */
-#define E1000_IMC      0x000D8  /* Interrupt Mask Clear - WO */
-#define E1000_IAM      0x000E0  /* Interrupt Acknowledge Auto Mask */
-#define E1000_RCTL     0x00100  /* RX Control - RW */
-#define E1000_RDTR1    0x02820  /* RX Delay Timer (1) - RW */
-#define E1000_RDBAL1   0x02900  /* RX Descriptor Base Address Low (1) - RW */
-#define E1000_RDBAH1   0x02904  /* RX Descriptor Base Address High (1) - RW */
-#define E1000_RDLEN1   0x02908  /* RX Descriptor Length (1) - RW */
-#define E1000_RDH1     0x02910  /* RX Descriptor Head (1) - RW */
-#define E1000_RDT1     0x02918  /* RX Descriptor Tail (1) - RW */
-#define E1000_FCTTV    0x00170  /* Flow Control Transmit Timer Value - RW */
-#define E1000_TXCW     0x00178  /* TX Configuration Word - RW */
-#define E1000_RXCW     0x00180  /* RX Configuration Word - RO */
-#define E1000_TCTL     0x00400  /* TX Control - RW */
-#define E1000_TCTL_EXT 0x00404  /* Extended TX Control - RW */
-#define E1000_TIPG     0x00410  /* TX Inter-packet gap -RW */
-#define E1000_TBT      0x00448  /* TX Burst Timer - RW */
-#define E1000_AIT      0x00458  /* Adaptive Interframe Spacing Throttle - RW */
-#define E1000_LEDCTL   0x00E00  /* LED Control - RW */
-#define E1000_EXTCNF_CTRL  0x00F00  /* Extended Configuration Control */
-#define E1000_EXTCNF_SIZE  0x00F08  /* Extended Configuration Size */
-#define E1000_PHY_CTRL     0x00F10  /* PHY Control Register in CSR */
+#define E1000_CTRL     0x00000	/* Device Control - RW */
+#define E1000_CTRL_DUP 0x00004	/* Device Control Duplicate (Shadow) - RW */
+#define E1000_STATUS   0x00008	/* Device Status - RO */
+#define E1000_EECD     0x00010	/* EEPROM/Flash Control - RW */
+#define E1000_EERD     0x00014	/* EEPROM Read - RW */
+#define E1000_CTRL_EXT 0x00018	/* Extended Device Control - RW */
+#define E1000_FLA      0x0001C	/* Flash Access - RW */
+#define E1000_MDIC     0x00020	/* MDI Control - RW */
+#define E1000_SCTL     0x00024	/* SerDes Control - RW */
+#define E1000_FEXTNVM  0x00028	/* Future Extended NVM register */
+#define E1000_FCAL     0x00028	/* Flow Control Address Low - RW */
+#define E1000_FCAH     0x0002C	/* Flow Control Address High -RW */
+#define E1000_FCT      0x00030	/* Flow Control Type - RW */
+#define E1000_VET      0x00038	/* VLAN Ether Type - RW */
+#define E1000_ICR      0x000C0	/* Interrupt Cause Read - R/clr */
+#define E1000_ITR      0x000C4	/* Interrupt Throttling Rate - RW */
+#define E1000_ICS      0x000C8	/* Interrupt Cause Set - WO */
+#define E1000_IMS      0x000D0	/* Interrupt Mask Set - RW */
+#define E1000_IMC      0x000D8	/* Interrupt Mask Clear - WO */
+#define E1000_IAM      0x000E0	/* Interrupt Acknowledge Auto Mask */
+#define E1000_RCTL     0x00100	/* RX Control - RW */
+#define E1000_RDTR1    0x02820	/* RX Delay Timer (1) - RW */
+#define E1000_RDBAL1   0x02900	/* RX Descriptor Base Address Low (1) - RW */
+#define E1000_RDBAH1   0x02904	/* RX Descriptor Base Address High (1) - RW */
+#define E1000_RDLEN1   0x02908	/* RX Descriptor Length (1) - RW */
+#define E1000_RDH1     0x02910	/* RX Descriptor Head (1) - RW */
+#define E1000_RDT1     0x02918	/* RX Descriptor Tail (1) - RW */
+#define E1000_FCTTV    0x00170	/* Flow Control Transmit Timer Value - RW */
+#define E1000_TXCW     0x00178	/* TX Configuration Word - RW */
+#define E1000_RXCW     0x00180	/* RX Configuration Word - RO */
+#define E1000_TCTL     0x00400	/* TX Control - RW */
+#define E1000_TCTL_EXT 0x00404	/* Extended TX Control - RW */
+#define E1000_TIPG     0x00410	/* TX Inter-packet gap -RW */
+#define E1000_TBT      0x00448	/* TX Burst Timer - RW */
+#define E1000_AIT      0x00458	/* Adaptive Interframe Spacing Throttle - RW */
+#define E1000_LEDCTL   0x00E00	/* LED Control - RW */
+#define E1000_EXTCNF_CTRL  0x00F00	/* Extended Configuration Control */
+#define E1000_EXTCNF_SIZE  0x00F08	/* Extended Configuration Size */
+#define E1000_PHY_CTRL     0x00F10	/* PHY Control Register in CSR */
 #define FEXTNVM_SW_CONFIG  0x0001
-#define E1000_PBA      0x01000  /* Packet Buffer Allocation - RW */
-#define E1000_PBS      0x01008  /* Packet Buffer Size */
-#define E1000_EEMNGCTL 0x01010  /* MNG EEprom Control */
+#define E1000_PBA      0x01000	/* Packet Buffer Allocation - RW */
+#define E1000_PBS      0x01008	/* Packet Buffer Size */
+#define E1000_EEMNGCTL 0x01010	/* MNG EEprom Control */
 #define E1000_FLASH_UPDATES 1000
-#define E1000_EEARBC   0x01024  /* EEPROM Auto Read Bus Control */
-#define E1000_FLASHT   0x01028  /* FLASH Timer Register */
-#define E1000_EEWR     0x0102C  /* EEPROM Write Register - RW */
-#define E1000_FLSWCTL  0x01030  /* FLASH control register */
-#define E1000_FLSWDATA 0x01034  /* FLASH data register */
-#define E1000_FLSWCNT  0x01038  /* FLASH Access Counter */
-#define E1000_FLOP     0x0103C  /* FLASH Opcode Register */
-#define E1000_ERT      0x02008  /* Early Rx Threshold - RW */
-#define E1000_FCRTL    0x02160  /* Flow Control Receive Threshold Low - RW */
-#define E1000_FCRTH    0x02168  /* Flow Control Receive Threshold High - RW */
-#define E1000_PSRCTL   0x02170  /* Packet Split Receive Control - RW */
-#define E1000_RDBAL    0x02800  /* RX Descriptor Base Address Low - RW */
-#define E1000_RDBAH    0x02804  /* RX Descriptor Base Address High - RW */
-#define E1000_RDLEN    0x02808  /* RX Descriptor Length - RW */
-#define E1000_RDH      0x02810  /* RX Descriptor Head - RW */
-#define E1000_RDT      0x02818  /* RX Descriptor Tail - RW */
-#define E1000_RDTR     0x02820  /* RX Delay Timer - RW */
-#define E1000_RDBAL0   E1000_RDBAL /* RX Desc Base Address Low (0) - RW */
-#define E1000_RDBAH0   E1000_RDBAH /* RX Desc Base Address High (0) - RW */
-#define E1000_RDLEN0   E1000_RDLEN /* RX Desc Length (0) - RW */
-#define E1000_RDH0     E1000_RDH   /* RX Desc Head (0) - RW */
-#define E1000_RDT0     E1000_RDT   /* RX Desc Tail (0) - RW */
-#define E1000_RDTR0    E1000_RDTR  /* RX Delay Timer (0) - RW */
-#define E1000_RXDCTL   0x02828  /* RX Descriptor Control queue 0 - RW */
-#define E1000_RXDCTL1  0x02928  /* RX Descriptor Control queue 1 - RW */
-#define E1000_RADV     0x0282C  /* RX Interrupt Absolute Delay Timer - RW */
-#define E1000_RSRPD    0x02C00  /* RX Small Packet Detect - RW */
-#define E1000_RAID     0x02C08  /* Receive Ack Interrupt Delay - RW */
-#define E1000_TXDMAC   0x03000  /* TX DMA Control - RW */
-#define E1000_KABGTXD  0x03004  /* AFE Band Gap Transmit Ref Data */
-#define E1000_TDFH     0x03410  /* TX Data FIFO Head - RW */
-#define E1000_TDFT     0x03418  /* TX Data FIFO Tail - RW */
-#define E1000_TDFHS    0x03420  /* TX Data FIFO Head Saved - RW */
-#define E1000_TDFTS    0x03428  /* TX Data FIFO Tail Saved - RW */
-#define E1000_TDFPC    0x03430  /* TX Data FIFO Packet Count - RW */
-#define E1000_TDBAL    0x03800  /* TX Descriptor Base Address Low - RW */
-#define E1000_TDBAH    0x03804  /* TX Descriptor Base Address High - RW */
-#define E1000_TDLEN    0x03808  /* TX Descriptor Length - RW */
-#define E1000_TDH      0x03810  /* TX Descriptor Head - RW */
-#define E1000_TDT      0x03818  /* TX Descripotr Tail - RW */
-#define E1000_TIDV     0x03820  /* TX Interrupt Delay Value - RW */
-#define E1000_TXDCTL   0x03828  /* TX Descriptor Control - RW */
-#define E1000_TADV     0x0382C  /* TX Interrupt Absolute Delay Val - RW */
-#define E1000_TSPMT    0x03830  /* TCP Segmentation PAD & Min Threshold - RW */
-#define E1000_TARC0    0x03840  /* TX Arbitration Count (0) */
-#define E1000_TDBAL1   0x03900  /* TX Desc Base Address Low (1) - RW */
-#define E1000_TDBAH1   0x03904  /* TX Desc Base Address High (1) - RW */
-#define E1000_TDLEN1   0x03908  /* TX Desc Length (1) - RW */
-#define E1000_TDH1     0x03910  /* TX Desc Head (1) - RW */
-#define E1000_TDT1     0x03918  /* TX Desc Tail (1) - RW */
-#define E1000_TXDCTL1  0x03928  /* TX Descriptor Control (1) - RW */
-#define E1000_TARC1    0x03940  /* TX Arbitration Count (1) */
-#define E1000_CRCERRS  0x04000  /* CRC Error Count - R/clr */
-#define E1000_ALGNERRC 0x04004  /* Alignment Error Count - R/clr */
-#define E1000_SYMERRS  0x04008  /* Symbol Error Count - R/clr */
-#define E1000_RXERRC   0x0400C  /* Receive Error Count - R/clr */
-#define E1000_MPC      0x04010  /* Missed Packet Count - R/clr */
-#define E1000_SCC      0x04014  /* Single Collision Count - R/clr */
-#define E1000_ECOL     0x04018  /* Excessive Collision Count - R/clr */
-#define E1000_MCC      0x0401C  /* Multiple Collision Count - R/clr */
-#define E1000_LATECOL  0x04020  /* Late Collision Count - R/clr */
-#define E1000_COLC     0x04028  /* Collision Count - R/clr */
-#define E1000_DC       0x04030  /* Defer Count - R/clr */
-#define E1000_TNCRS    0x04034  /* TX-No CRS - R/clr */
-#define E1000_SEC      0x04038  /* Sequence Error Count - R/clr */
-#define E1000_CEXTERR  0x0403C  /* Carrier Extension Error Count - R/clr */
-#define E1000_RLEC     0x04040  /* Receive Length Error Count - R/clr */
-#define E1000_XONRXC   0x04048  /* XON RX Count - R/clr */
-#define E1000_XONTXC   0x0404C  /* XON TX Count - R/clr */
-#define E1000_XOFFRXC  0x04050  /* XOFF RX Count - R/clr */
-#define E1000_XOFFTXC  0x04054  /* XOFF TX Count - R/clr */
-#define E1000_FCRUC    0x04058  /* Flow Control RX Unsupported Count- R/clr */
-#define E1000_PRC64    0x0405C  /* Packets RX (64 bytes) - R/clr */
-#define E1000_PRC127   0x04060  /* Packets RX (65-127 bytes) - R/clr */
-#define E1000_PRC255   0x04064  /* Packets RX (128-255 bytes) - R/clr */
-#define E1000_PRC511   0x04068  /* Packets RX (255-511 bytes) - R/clr */
-#define E1000_PRC1023  0x0406C  /* Packets RX (512-1023 bytes) - R/clr */
-#define E1000_PRC1522  0x04070  /* Packets RX (1024-1522 bytes) - R/clr */
-#define E1000_GPRC     0x04074  /* Good Packets RX Count - R/clr */
-#define E1000_BPRC     0x04078  /* Broadcast Packets RX Count - R/clr */
-#define E1000_MPRC     0x0407C  /* Multicast Packets RX Count - R/clr */
-#define E1000_GPTC     0x04080  /* Good Packets TX Count - R/clr */
-#define E1000_GORCL    0x04088  /* Good Octets RX Count Low - R/clr */
-#define E1000_GORCH    0x0408C  /* Good Octets RX Count High - R/clr */
-#define E1000_GOTCL    0x04090  /* Good Octets TX Count Low - R/clr */
-#define E1000_GOTCH    0x04094  /* Good Octets TX Count High - R/clr */
-#define E1000_RNBC     0x040A0  /* RX No Buffers Count - R/clr */
-#define E1000_RUC      0x040A4  /* RX Undersize Count - R/clr */
-#define E1000_RFC      0x040A8  /* RX Fragment Count - R/clr */
-#define E1000_ROC      0x040AC  /* RX Oversize Count - R/clr */
-#define E1000_RJC      0x040B0  /* RX Jabber Count - R/clr */
-#define E1000_MGTPRC   0x040B4  /* Management Packets RX Count - R/clr */
-#define E1000_MGTPDC   0x040B8  /* Management Packets Dropped Count - R/clr */
-#define E1000_MGTPTC   0x040BC  /* Management Packets TX Count - R/clr */
-#define E1000_TORL     0x040C0  /* Total Octets RX Low - R/clr */
-#define E1000_TORH     0x040C4  /* Total Octets RX High - R/clr */
-#define E1000_TOTL     0x040C8  /* Total Octets TX Low - R/clr */
-#define E1000_TOTH     0x040CC  /* Total Octets TX High - R/clr */
-#define E1000_TPR      0x040D0  /* Total Packets RX - R/clr */
-#define E1000_TPT      0x040D4  /* Total Packets TX - R/clr */
-#define E1000_PTC64    0x040D8  /* Packets TX (64 bytes) - R/clr */
-#define E1000_PTC127   0x040DC  /* Packets TX (65-127 bytes) - R/clr */
-#define E1000_PTC255   0x040E0  /* Packets TX (128-255 bytes) - R/clr */
-#define E1000_PTC511   0x040E4  /* Packets TX (256-511 bytes) - R/clr */
-#define E1000_PTC1023  0x040E8  /* Packets TX (512-1023 bytes) - R/clr */
-#define E1000_PTC1522  0x040EC  /* Packets TX (1024-1522 Bytes) - R/clr */
-#define E1000_MPTC     0x040F0  /* Multicast Packets TX Count - R/clr */
-#define E1000_BPTC     0x040F4  /* Broadcast Packets TX Count - R/clr */
-#define E1000_TSCTC    0x040F8  /* TCP Segmentation Context TX - R/clr */
-#define E1000_TSCTFC   0x040FC  /* TCP Segmentation Context TX Fail - R/clr */
-#define E1000_IAC      0x04100  /* Interrupt Assertion Count */
-#define E1000_ICRXPTC  0x04104  /* Interrupt Cause Rx Packet Timer Expire Count */
-#define E1000_ICRXATC  0x04108  /* Interrupt Cause Rx Absolute Timer Expire Count */
-#define E1000_ICTXPTC  0x0410C  /* Interrupt Cause Tx Packet Timer Expire Count */
-#define E1000_ICTXATC  0x04110  /* Interrupt Cause Tx Absolute Timer Expire Count */
-#define E1000_ICTXQEC  0x04118  /* Interrupt Cause Tx Queue Empty Count */
-#define E1000_ICTXQMTC 0x0411C  /* Interrupt Cause Tx Queue Minimum Threshold Count */
-#define E1000_ICRXDMTC 0x04120  /* Interrupt Cause Rx Descriptor Minimum Threshold Count */
-#define E1000_ICRXOC   0x04124  /* Interrupt Cause Receiver Overrun Count */
-#define E1000_RXCSUM   0x05000  /* RX Checksum Control - RW */
-#define E1000_RFCTL    0x05008  /* Receive Filter Control*/
-#define E1000_MTA      0x05200  /* Multicast Table Array - RW Array */
-#define E1000_RA       0x05400  /* Receive Address - RW Array */
-#define E1000_VFTA     0x05600  /* VLAN Filter Table Array - RW Array */
-#define E1000_WUC      0x05800  /* Wakeup Control - RW */
-#define E1000_WUFC     0x05808  /* Wakeup Filter Control - RW */
-#define E1000_WUS      0x05810  /* Wakeup Status - RO */
-#define E1000_MANC     0x05820  /* Management Control - RW */
-#define E1000_IPAV     0x05838  /* IP Address Valid - RW */
-#define E1000_IP4AT    0x05840  /* IPv4 Address Table - RW Array */
-#define E1000_IP6AT    0x05880  /* IPv6 Address Table - RW Array */
-#define E1000_WUPL     0x05900  /* Wakeup Packet Length - RW */
-#define E1000_WUPM     0x05A00  /* Wakeup Packet Memory - RO A */
-#define E1000_FFLT     0x05F00  /* Flexible Filter Length Table - RW Array */
-#define E1000_HOST_IF  0x08800  /* Host Interface */
-#define E1000_FFMT     0x09000  /* Flexible Filter Mask Table - RW Array */
-#define E1000_FFVT     0x09800  /* Flexible Filter Value Table - RW Array */
-
-#define E1000_KUMCTRLSTA 0x00034 /* MAC-PHY interface - RW */
-#define E1000_MDPHYA     0x0003C  /* PHY address - RW */
-#define E1000_MANC2H     0x05860  /* Managment Control To Host - RW */
-#define E1000_SW_FW_SYNC 0x05B5C /* Software-Firmware Synchronization - RW */
-
-#define E1000_GCR       0x05B00 /* PCI-Ex Control */
-#define E1000_GSCL_1    0x05B10 /* PCI-Ex Statistic Control #1 */
-#define E1000_GSCL_2    0x05B14 /* PCI-Ex Statistic Control #2 */
-#define E1000_GSCL_3    0x05B18 /* PCI-Ex Statistic Control #3 */
-#define E1000_GSCL_4    0x05B1C /* PCI-Ex Statistic Control #4 */
-#define E1000_FACTPS    0x05B30 /* Function Active and Power State to MNG */
-#define E1000_SWSM      0x05B50 /* SW Semaphore */
-#define E1000_FWSM      0x05B54 /* FW Semaphore */
-#define E1000_FFLT_DBG  0x05F04 /* Debug Register */
-#define E1000_HICR      0x08F00 /* Host Inteface Control */
+#define E1000_EEARBC   0x01024	/* EEPROM Auto Read Bus Control */
+#define E1000_FLASHT   0x01028	/* FLASH Timer Register */
+#define E1000_EEWR     0x0102C	/* EEPROM Write Register - RW */
+#define E1000_FLSWCTL  0x01030	/* FLASH control register */
+#define E1000_FLSWDATA 0x01034	/* FLASH data register */
+#define E1000_FLSWCNT  0x01038	/* FLASH Access Counter */
+#define E1000_FLOP     0x0103C	/* FLASH Opcode Register */
+#define E1000_ERT      0x02008	/* Early Rx Threshold - RW */
+#define E1000_FCRTL    0x02160	/* Flow Control Receive Threshold Low - RW */
+#define E1000_FCRTH    0x02168	/* Flow Control Receive Threshold High - RW */
+#define E1000_PSRCTL   0x02170	/* Packet Split Receive Control - RW */
+#define E1000_RDBAL    0x02800	/* RX Descriptor Base Address Low - RW */
+#define E1000_RDBAH    0x02804	/* RX Descriptor Base Address High - RW */
+#define E1000_RDLEN    0x02808	/* RX Descriptor Length - RW */
+#define E1000_RDH      0x02810	/* RX Descriptor Head - RW */
+#define E1000_RDT      0x02818	/* RX Descriptor Tail - RW */
+#define E1000_RDTR     0x02820	/* RX Delay Timer - RW */
+#define E1000_RDBAL0   E1000_RDBAL	/* RX Desc Base Address Low (0) - RW */
+#define E1000_RDBAH0   E1000_RDBAH	/* RX Desc Base Address High (0) - RW */
+#define E1000_RDLEN0   E1000_RDLEN	/* RX Desc Length (0) - RW */
+#define E1000_RDH0     E1000_RDH	/* RX Desc Head (0) - RW */
+#define E1000_RDT0     E1000_RDT	/* RX Desc Tail (0) - RW */
+#define E1000_RDTR0    E1000_RDTR	/* RX Delay Timer (0) - RW */
+#define E1000_RXDCTL   0x02828	/* RX Descriptor Control queue 0 - RW */
+#define E1000_RXDCTL1  0x02928	/* RX Descriptor Control queue 1 - RW */
+#define E1000_RADV     0x0282C	/* RX Interrupt Absolute Delay Timer - RW */
+#define E1000_RSRPD    0x02C00	/* RX Small Packet Detect - RW */
+#define E1000_RAID     0x02C08	/* Receive Ack Interrupt Delay - RW */
+#define E1000_TXDMAC   0x03000	/* TX DMA Control - RW */
+#define E1000_KABGTXD  0x03004	/* AFE Band Gap Transmit Ref Data */
+#define E1000_TDFH     0x03410	/* TX Data FIFO Head - RW */
+#define E1000_TDFT     0x03418	/* TX Data FIFO Tail - RW */
+#define E1000_TDFHS    0x03420	/* TX Data FIFO Head Saved - RW */
+#define E1000_TDFTS    0x03428	/* TX Data FIFO Tail Saved - RW */
+#define E1000_TDFPC    0x03430	/* TX Data FIFO Packet Count - RW */
+#define E1000_TDBAL    0x03800	/* TX Descriptor Base Address Low - RW */
+#define E1000_TDBAH    0x03804	/* TX Descriptor Base Address High - RW */
+#define E1000_TDLEN    0x03808	/* TX Descriptor Length - RW */
+#define E1000_TDH      0x03810	/* TX Descriptor Head - RW */
+#define E1000_TDT      0x03818	/* TX Descripotr Tail - RW */
+#define E1000_TIDV     0x03820	/* TX Interrupt Delay Value - RW */
+#define E1000_TXDCTL   0x03828	/* TX Descriptor Control - RW */
+#define E1000_TADV     0x0382C	/* TX Interrupt Absolute Delay Val - RW */
+#define E1000_TSPMT    0x03830	/* TCP Segmentation PAD & Min Threshold - RW */
+#define E1000_TARC0    0x03840	/* TX Arbitration Count (0) */
+#define E1000_TDBAL1   0x03900	/* TX Desc Base Address Low (1) - RW */
+#define E1000_TDBAH1   0x03904	/* TX Desc Base Address High (1) - RW */
+#define E1000_TDLEN1   0x03908	/* TX Desc Length (1) - RW */
+#define E1000_TDH1     0x03910	/* TX Desc Head (1) - RW */
+#define E1000_TDT1     0x03918	/* TX Desc Tail (1) - RW */
+#define E1000_TXDCTL1  0x03928	/* TX Descriptor Control (1) - RW */
+#define E1000_TARC1    0x03940	/* TX Arbitration Count (1) */
+#define E1000_CRCERRS  0x04000	/* CRC Error Count - R/clr */
+#define E1000_ALGNERRC 0x04004	/* Alignment Error Count - R/clr */
+#define E1000_SYMERRS  0x04008	/* Symbol Error Count - R/clr */
+#define E1000_RXERRC   0x0400C	/* Receive Error Count - R/clr */
+#define E1000_MPC      0x04010	/* Missed Packet Count - R/clr */
+#define E1000_SCC      0x04014	/* Single Collision Count - R/clr */
+#define E1000_ECOL     0x04018	/* Excessive Collision Count - R/clr */
+#define E1000_MCC      0x0401C	/* Multiple Collision Count - R/clr */
+#define E1000_LATECOL  0x04020	/* Late Collision Count - R/clr */
+#define E1000_COLC     0x04028	/* Collision Count - R/clr */
+#define E1000_DC       0x04030	/* Defer Count - R/clr */
+#define E1000_TNCRS    0x04034	/* TX-No CRS - R/clr */
+#define E1000_SEC      0x04038	/* Sequence Error Count - R/clr */
+#define E1000_CEXTERR  0x0403C	/* Carrier Extension Error Count - R/clr */
+#define E1000_RLEC     0x04040	/* Receive Length Error Count - R/clr */
+#define E1000_XONRXC   0x04048	/* XON RX Count - R/clr */
+#define E1000_XONTXC   0x0404C	/* XON TX Count - R/clr */
+#define E1000_XOFFRXC  0x04050	/* XOFF RX Count - R/clr */
+#define E1000_XOFFTXC  0x04054	/* XOFF TX Count - R/clr */
+#define E1000_FCRUC    0x04058	/* Flow Control RX Unsupported Count- R/clr */
+#define E1000_PRC64    0x0405C	/* Packets RX (64 bytes) - R/clr */
+#define E1000_PRC127   0x04060	/* Packets RX (65-127 bytes) - R/clr */
+#define E1000_PRC255   0x04064	/* Packets RX (128-255 bytes) - R/clr */
+#define E1000_PRC511   0x04068	/* Packets RX (255-511 bytes) - R/clr */
+#define E1000_PRC1023  0x0406C	/* Packets RX (512-1023 bytes) - R/clr */
+#define E1000_PRC1522  0x04070	/* Packets RX (1024-1522 bytes) - R/clr */
+#define E1000_GPRC     0x04074	/* Good Packets RX Count - R/clr */
+#define E1000_BPRC     0x04078	/* Broadcast Packets RX Count - R/clr */
+#define E1000_MPRC     0x0407C	/* Multicast Packets RX Count - R/clr */
+#define E1000_GPTC     0x04080	/* Good Packets TX Count - R/clr */
+#define E1000_GORCL    0x04088	/* Good Octets RX Count Low - R/clr */
+#define E1000_GORCH    0x0408C	/* Good Octets RX Count High - R/clr */
+#define E1000_GOTCL    0x04090	/* Good Octets TX Count Low - R/clr */
+#define E1000_GOTCH    0x04094	/* Good Octets TX Count High - R/clr */
+#define E1000_RNBC     0x040A0	/* RX No Buffers Count - R/clr */
+#define E1000_RUC      0x040A4	/* RX Undersize Count - R/clr */
+#define E1000_RFC      0x040A8	/* RX Fragment Count - R/clr */
+#define E1000_ROC      0x040AC	/* RX Oversize Count - R/clr */
+#define E1000_RJC      0x040B0	/* RX Jabber Count - R/clr */
+#define E1000_MGTPRC   0x040B4	/* Management Packets RX Count - R/clr */
+#define E1000_MGTPDC   0x040B8	/* Management Packets Dropped Count - R/clr */
+#define E1000_MGTPTC   0x040BC	/* Management Packets TX Count - R/clr */
+#define E1000_TORL     0x040C0	/* Total Octets RX Low - R/clr */
+#define E1000_TORH     0x040C4	/* Total Octets RX High - R/clr */
+#define E1000_TOTL     0x040C8	/* Total Octets TX Low - R/clr */
+#define E1000_TOTH     0x040CC	/* Total Octets TX High - R/clr */
+#define E1000_TPR      0x040D0	/* Total Packets RX - R/clr */
+#define E1000_TPT      0x040D4	/* Total Packets TX - R/clr */
+#define E1000_PTC64    0x040D8	/* Packets TX (64 bytes) - R/clr */
+#define E1000_PTC127   0x040DC	/* Packets TX (65-127 bytes) - R/clr */
+#define E1000_PTC255   0x040E0	/* Packets TX (128-255 bytes) - R/clr */
+#define E1000_PTC511   0x040E4	/* Packets TX (256-511 bytes) - R/clr */
+#define E1000_PTC1023  0x040E8	/* Packets TX (512-1023 bytes) - R/clr */
+#define E1000_PTC1522  0x040EC	/* Packets TX (1024-1522 Bytes) - R/clr */
+#define E1000_MPTC     0x040F0	/* Multicast Packets TX Count - R/clr */
+#define E1000_BPTC     0x040F4	/* Broadcast Packets TX Count - R/clr */
+#define E1000_TSCTC    0x040F8	/* TCP Segmentation Context TX - R/clr */
+#define E1000_TSCTFC   0x040FC	/* TCP Segmentation Context TX Fail - R/clr */
+#define E1000_IAC      0x04100	/* Interrupt Assertion Count */
+#define E1000_ICRXPTC  0x04104	/* Interrupt Cause Rx Packet Timer Expire Count */
+#define E1000_ICRXATC  0x04108	/* Interrupt Cause Rx Absolute Timer Expire Count */
+#define E1000_ICTXPTC  0x0410C	/* Interrupt Cause Tx Packet Timer Expire Count */
+#define E1000_ICTXATC  0x04110	/* Interrupt Cause Tx Absolute Timer Expire Count */
+#define E1000_ICTXQEC  0x04118	/* Interrupt Cause Tx Queue Empty Count */
+#define E1000_ICTXQMTC 0x0411C	/* Interrupt Cause Tx Queue Minimum Threshold Count */
+#define E1000_ICRXDMTC 0x04120	/* Interrupt Cause Rx Descriptor Minimum Threshold Count */
+#define E1000_ICRXOC   0x04124	/* Interrupt Cause Receiver Overrun Count */
+#define E1000_RXCSUM   0x05000	/* RX Checksum Control - RW */
+#define E1000_RFCTL    0x05008	/* Receive Filter Control */
+#define E1000_MTA      0x05200	/* Multicast Table Array - RW Array */
+#define E1000_RA       0x05400	/* Receive Address - RW Array */
+#define E1000_VFTA     0x05600	/* VLAN Filter Table Array - RW Array */
+#define E1000_WUC      0x05800	/* Wakeup Control - RW */
+#define E1000_WUFC     0x05808	/* Wakeup Filter Control - RW */
+#define E1000_WUS      0x05810	/* Wakeup Status - RO */
+#define E1000_MANC     0x05820	/* Management Control - RW */
+#define E1000_IPAV     0x05838	/* IP Address Valid - RW */
+#define E1000_IP4AT    0x05840	/* IPv4 Address Table - RW Array */
+#define E1000_IP6AT    0x05880	/* IPv6 Address Table - RW Array */
+#define E1000_WUPL     0x05900	/* Wakeup Packet Length - RW */
+#define E1000_WUPM     0x05A00	/* Wakeup Packet Memory - RO A */
+#define E1000_FFLT     0x05F00	/* Flexible Filter Length Table - RW Array */
+#define E1000_HOST_IF  0x08800	/* Host Interface */
+#define E1000_FFMT     0x09000	/* Flexible Filter Mask Table - RW Array */
+#define E1000_FFVT     0x09800	/* Flexible Filter Value Table - RW Array */
+
+#define E1000_KUMCTRLSTA 0x00034	/* MAC-PHY interface - RW */
+#define E1000_MDPHYA     0x0003C	/* PHY address - RW */
+#define E1000_MANC2H     0x05860	/* Managment Control To Host - RW */
+#define E1000_SW_FW_SYNC 0x05B5C	/* Software-Firmware Synchronization - RW */
+
+#define E1000_GCR       0x05B00	/* PCI-Ex Control */
+#define E1000_GSCL_1    0x05B10	/* PCI-Ex Statistic Control #1 */
+#define E1000_GSCL_2    0x05B14	/* PCI-Ex Statistic Control #2 */
+#define E1000_GSCL_3    0x05B18	/* PCI-Ex Statistic Control #3 */
+#define E1000_GSCL_4    0x05B1C	/* PCI-Ex Statistic Control #4 */
+#define E1000_FACTPS    0x05B30	/* Function Active and Power State to MNG */
+#define E1000_SWSM      0x05B50	/* SW Semaphore */
+#define E1000_FWSM      0x05B54	/* FW Semaphore */
+#define E1000_FFLT_DBG  0x05F04	/* Debug Register */
+#define E1000_HICR      0x08F00	/* Host Interface Control */
 
 /* RSS registers */
-#define E1000_CPUVEC    0x02C10 /* CPU Vector Register - RW */
-#define E1000_MRQC      0x05818 /* Multiple Receive Control - RW */
-#define E1000_RETA      0x05C00 /* Redirection Table - RW Array */
-#define E1000_RSSRK     0x05C80 /* RSS Random Key - RW Array */
-#define E1000_RSSIM     0x05864 /* RSS Interrupt Mask */
-#define E1000_RSSIR     0x05868 /* RSS Interrupt Request */
+#define E1000_CPUVEC    0x02C10	/* CPU Vector Register - RW */
+#define E1000_MRQC      0x05818	/* Multiple Receive Control - RW */
+#define E1000_RETA      0x05C00	/* Redirection Table - RW Array */
+#define E1000_RSSRK     0x05C80	/* RSS Random Key - RW Array */
+#define E1000_RSSIM     0x05864	/* RSS Interrupt Mask */
+#define E1000_RSSIR     0x05868	/* RSS Interrupt Request */
 /* Register Set (82542)
  *
  * Some of the 82542 registers are located at different offsets than they are
@@ -1123,19 +1043,19 @@ struct e1000_ffvt_entry {
 #define E1000_82542_RDLEN0   E1000_82542_RDLEN
 #define E1000_82542_RDH0     E1000_82542_RDH
 #define E1000_82542_RDT0     E1000_82542_RDT
-#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8)) /* Split and Replication
-                                                       * RX Control - RW */
+#define E1000_82542_SRRCTL(_n) (0x280C + ((_n) << 8))	/* Split and Replication
+							 * RX Control - RW */
 #define E1000_82542_DCA_RXCTRL(_n) (0x02814 + ((_n) << 8))
-#define E1000_82542_RDBAH3   0x02B04 /* RX Desc Base High Queue 3 - RW */
-#define E1000_82542_RDBAL3   0x02B00 /* RX Desc Low Queue 3 - RW */
-#define E1000_82542_RDLEN3   0x02B08 /* RX Desc Length Queue 3 - RW */
-#define E1000_82542_RDH3     0x02B10 /* RX Desc Head Queue 3 - RW */
-#define E1000_82542_RDT3     0x02B18 /* RX Desc Tail Queue 3 - RW */
-#define E1000_82542_RDBAL2   0x02A00 /* RX Desc Base Low Queue 2 - RW */
-#define E1000_82542_RDBAH2   0x02A04 /* RX Desc Base High Queue 2 - RW */
-#define E1000_82542_RDLEN2   0x02A08 /* RX Desc Length Queue 2 - RW */
-#define E1000_82542_RDH2     0x02A10 /* RX Desc Head Queue 2 - RW */
-#define E1000_82542_RDT2     0x02A18 /* RX Desc Tail Queue 2 - RW */
+#define E1000_82542_RDBAH3   0x02B04	/* RX Desc Base High Queue 3 - RW */
+#define E1000_82542_RDBAL3   0x02B00	/* RX Desc Low Queue 3 - RW */
+#define E1000_82542_RDLEN3   0x02B08	/* RX Desc Length Queue 3 - RW */
+#define E1000_82542_RDH3     0x02B10	/* RX Desc Head Queue 3 - RW */
+#define E1000_82542_RDT3     0x02B18	/* RX Desc Tail Queue 3 - RW */
+#define E1000_82542_RDBAL2   0x02A00	/* RX Desc Base Low Queue 2 - RW */
+#define E1000_82542_RDBAH2   0x02A04	/* RX Desc Base High Queue 2 - RW */
+#define E1000_82542_RDLEN2   0x02A08	/* RX Desc Length Queue 2 - RW */
+#define E1000_82542_RDH2     0x02A10	/* RX Desc Head Queue 2 - RW */
+#define E1000_82542_RDT2     0x02A18	/* RX Desc Tail Queue 2 - RW */
 #define E1000_82542_RDTR1    0x00130
 #define E1000_82542_RDBAL1   0x00138
 #define E1000_82542_RDBAH1   0x0013C
@@ -1302,288 +1222,281 @@ struct e1000_ffvt_entry {
 #define E1000_82542_RSSIR       E1000_RSSIR
 #define E1000_82542_KUMCTRLSTA E1000_KUMCTRLSTA
 #define E1000_82542_SW_FW_SYNC E1000_SW_FW_SYNC
-#define E1000_82542_MANC2H      E1000_MANC2H
 
 /* Statistics counters collected by the MAC */
 struct e1000_hw_stats {
-	u64		crcerrs;
-	u64		algnerrc;
-	u64		symerrs;
-	u64		rxerrc;
-	u64		txerrc;
-	u64		mpc;
-	u64		scc;
-	u64		ecol;
-	u64		mcc;
-	u64		latecol;
-	u64		colc;
-	u64		dc;
-	u64		tncrs;
-	u64		sec;
-	u64		cexterr;
-	u64		rlec;
-	u64		xonrxc;
-	u64		xontxc;
-	u64		xoffrxc;
-	u64		xofftxc;
-	u64		fcruc;
-	u64		prc64;
-	u64		prc127;
-	u64		prc255;
-	u64		prc511;
-	u64		prc1023;
-	u64		prc1522;
-	u64		gprc;
-	u64		bprc;
-	u64		mprc;
-	u64		gptc;
-	u64		gorcl;
-	u64		gorch;
-	u64		gotcl;
-	u64		gotch;
-	u64		rnbc;
-	u64		ruc;
-	u64		rfc;
-	u64		roc;
-	u64		rlerrc;
-	u64		rjc;
-	u64		mgprc;
-	u64		mgpdc;
-	u64		mgptc;
-	u64		torl;
-	u64		torh;
-	u64		totl;
-	u64		toth;
-	u64		tpr;
-	u64		tpt;
-	u64		ptc64;
-	u64		ptc127;
-	u64		ptc255;
-	u64		ptc511;
-	u64		ptc1023;
-	u64		ptc1522;
-	u64		mptc;
-	u64		bptc;
-	u64		tsctc;
-	u64		tsctfc;
-	u64		iac;
-	u64		icrxptc;
-	u64		icrxatc;
-	u64		ictxptc;
-	u64		ictxatc;
-	u64		ictxqec;
-	u64		ictxqmtc;
-	u64		icrxdmtc;
-	u64		icrxoc;
+	u64 crcerrs;
+	u64 algnerrc;
+	u64 symerrs;
+	u64 rxerrc;
+	u64 txerrc;
+	u64 mpc;
+	u64 scc;
+	u64 ecol;
+	u64 mcc;
+	u64 latecol;
+	u64 colc;
+	u64 dc;
+	u64 tncrs;
+	u64 sec;
+	u64 cexterr;
+	u64 rlec;
+	u64 xonrxc;
+	u64 xontxc;
+	u64 xoffrxc;
+	u64 xofftxc;
+	u64 fcruc;
+	u64 prc64;
+	u64 prc127;
+	u64 prc255;
+	u64 prc511;
+	u64 prc1023;
+	u64 prc1522;
+	u64 gprc;
+	u64 bprc;
+	u64 mprc;
+	u64 gptc;
+	u64 gorcl;
+	u64 gorch;
+	u64 gotcl;
+	u64 gotch;
+	u64 rnbc;
+	u64 ruc;
+	u64 rfc;
+	u64 roc;
+	u64 rlerrc;
+	u64 rjc;
+	u64 mgprc;
+	u64 mgpdc;
+	u64 mgptc;
+	u64 torl;
+	u64 torh;
+	u64 totl;
+	u64 toth;
+	u64 tpr;
+	u64 tpt;
+	u64 ptc64;
+	u64 ptc127;
+	u64 ptc255;
+	u64 ptc511;
+	u64 ptc1023;
+	u64 ptc1522;
+	u64 mptc;
+	u64 bptc;
+	u64 tsctc;
+	u64 tsctfc;
+	u64 iac;
+	u64 icrxptc;
+	u64 icrxatc;
+	u64 ictxptc;
+	u64 ictxatc;
+	u64 ictxqec;
+	u64 ictxqmtc;
+	u64 icrxdmtc;
+	u64 icrxoc;
 };
 
 /* Structure containing variables used by the shared code (e1000_hw.c) */
 struct e1000_hw {
-	u8 __iomem		*hw_addr;
-	u8 __iomem		*flash_address;
-	e1000_mac_type		mac_type;
-	e1000_phy_type		phy_type;
-	u32		phy_init_script;
-	e1000_media_type	media_type;
-	void			*back;
-	struct e1000_shadow_ram	*eeprom_shadow_ram;
-	u32		flash_bank_size;
-	u32		flash_base_addr;
-	e1000_fc_type		fc;
-	e1000_bus_speed		bus_speed;
-	e1000_bus_width		bus_width;
-	e1000_bus_type		bus_type;
+	u8 __iomem *hw_addr;
+	u8 __iomem *flash_address;
+	e1000_mac_type mac_type;
+	e1000_phy_type phy_type;
+	u32 phy_init_script;
+	e1000_media_type media_type;
+	void *back;
+	struct e1000_shadow_ram *eeprom_shadow_ram;
+	u32 flash_bank_size;
+	u32 flash_base_addr;
+	e1000_fc_type fc;
+	e1000_bus_speed bus_speed;
+	e1000_bus_width bus_width;
+	e1000_bus_type bus_type;
 	struct e1000_eeprom_info eeprom;
-	e1000_ms_type		master_slave;
-	e1000_ms_type		original_master_slave;
-	e1000_ffe_config	ffe_config_state;
-	u32		asf_firmware_present;
-	u32		eeprom_semaphore_present;
-	u32		swfw_sync_present;
-	u32		swfwhw_semaphore_present;
-	unsigned long		io_base;
-	u32		phy_id;
-	u32		phy_revision;
-	u32		phy_addr;
-	u32		original_fc;
-	u32		txcw;
-	u32		autoneg_failed;
-	u32		max_frame_size;
-	u32		min_frame_size;
-	u32		mc_filter_type;
-	u32		num_mc_addrs;
-	u32		collision_delta;
-	u32		tx_packet_delta;
-	u32		ledctl_default;
-	u32		ledctl_mode1;
-	u32		ledctl_mode2;
-	bool			tx_pkt_filtering;
+	e1000_ms_type master_slave;
+	e1000_ms_type original_master_slave;
+	e1000_ffe_config ffe_config_state;
+	u32 asf_firmware_present;
+	u32 eeprom_semaphore_present;
+	unsigned long io_base;
+	u32 phy_id;
+	u32 phy_revision;
+	u32 phy_addr;
+	u32 original_fc;
+	u32 txcw;
+	u32 autoneg_failed;
+	u32 max_frame_size;
+	u32 min_frame_size;
+	u32 mc_filter_type;
+	u32 num_mc_addrs;
+	u32 collision_delta;
+	u32 tx_packet_delta;
+	u32 ledctl_default;
+	u32 ledctl_mode1;
+	u32 ledctl_mode2;
+	bool tx_pkt_filtering;
 	struct e1000_host_mng_dhcp_cookie mng_cookie;
-	u16		phy_spd_default;
-	u16		autoneg_advertised;
-	u16		pci_cmd_word;
-	u16		fc_high_water;
-	u16		fc_low_water;
-	u16		fc_pause_time;
-	u16		current_ifs_val;
-	u16		ifs_min_val;
-	u16		ifs_max_val;
-	u16		ifs_step_size;
-	u16		ifs_ratio;
-	u16		device_id;
-	u16		vendor_id;
-	u16		subsystem_id;
-	u16		subsystem_vendor_id;
-	u8			revision_id;
-	u8			autoneg;
-	u8			mdix;
-	u8			forced_speed_duplex;
-	u8			wait_autoneg_complete;
-	u8			dma_fairness;
-	u8			mac_addr[NODE_ADDRESS_SIZE];
-	u8			perm_mac_addr[NODE_ADDRESS_SIZE];
-	bool			disable_polarity_correction;
-	bool			speed_downgraded;
-	e1000_smart_speed	smart_speed;
-	e1000_dsp_config	dsp_config_state;
-	bool			get_link_status;
-	bool			serdes_link_down;
-	bool			tbi_compatibility_en;
-	bool			tbi_compatibility_on;
-	bool			laa_is_present;
-	bool			phy_reset_disable;
-	bool			initialize_hw_bits_disable;
-	bool			fc_send_xon;
-	bool			fc_strict_ieee;
-	bool			report_tx_early;
-	bool			adaptive_ifs;
-	bool			ifs_params_forced;
-	bool			in_ifs_mode;
-	bool			mng_reg_access_disabled;
-	bool			leave_av_bit_off;
-	bool			kmrn_lock_loss_workaround_disabled;
-	bool			bad_tx_carr_stats_fd;
-	bool			has_manc2h;
-	bool			rx_needs_kicking;
-	bool			has_smbus;
+	u16 phy_spd_default;
+	u16 autoneg_advertised;
+	u16 pci_cmd_word;
+	u16 fc_high_water;
+	u16 fc_low_water;
+	u16 fc_pause_time;
+	u16 current_ifs_val;
+	u16 ifs_min_val;
+	u16 ifs_max_val;
+	u16 ifs_step_size;
+	u16 ifs_ratio;
+	u16 device_id;
+	u16 vendor_id;
+	u16 subsystem_id;
+	u16 subsystem_vendor_id;
+	u8 revision_id;
+	u8 autoneg;
+	u8 mdix;
+	u8 forced_speed_duplex;
+	u8 wait_autoneg_complete;
+	u8 dma_fairness;
+	u8 mac_addr[NODE_ADDRESS_SIZE];
+	u8 perm_mac_addr[NODE_ADDRESS_SIZE];
+	bool disable_polarity_correction;
+	bool speed_downgraded;
+	e1000_smart_speed smart_speed;
+	e1000_dsp_config dsp_config_state;
+	bool get_link_status;
+	bool serdes_has_link;
+	bool tbi_compatibility_en;
+	bool tbi_compatibility_on;
+	bool laa_is_present;
+	bool phy_reset_disable;
+	bool initialize_hw_bits_disable;
+	bool fc_send_xon;
+	bool fc_strict_ieee;
+	bool report_tx_early;
+	bool adaptive_ifs;
+	bool ifs_params_forced;
+	bool in_ifs_mode;
+	bool mng_reg_access_disabled;
+	bool leave_av_bit_off;
+	bool bad_tx_carr_stats_fd;
+	bool has_smbus;
 };
 
-
-#define E1000_EEPROM_SWDPIN0   0x0001   /* SWDPIN 0 EEPROM Value */
-#define E1000_EEPROM_LED_LOGIC 0x0020   /* Led Logic Word */
-#define E1000_EEPROM_RW_REG_DATA   16   /* Offset to data in EEPROM read/write registers */
-#define E1000_EEPROM_RW_REG_DONE   2    /* Offset to READ/WRITE done bit */
-#define E1000_EEPROM_RW_REG_START  1    /* First bit for telling part to start operation */
-#define E1000_EEPROM_RW_ADDR_SHIFT 2    /* Shift to the address bits */
-#define E1000_EEPROM_POLL_WRITE    1    /* Flag for polling for write complete */
-#define E1000_EEPROM_POLL_READ     0    /* Flag for polling for read complete */
+#define E1000_EEPROM_SWDPIN0   0x0001	/* SWDPIN 0 EEPROM Value */
+#define E1000_EEPROM_LED_LOGIC 0x0020	/* Led Logic Word */
+#define E1000_EEPROM_RW_REG_DATA   16	/* Offset to data in EEPROM read/write registers */
+#define E1000_EEPROM_RW_REG_DONE   2	/* Offset to READ/WRITE done bit */
+#define E1000_EEPROM_RW_REG_START  1	/* First bit for telling part to start operation */
+#define E1000_EEPROM_RW_ADDR_SHIFT 2	/* Shift to the address bits */
+#define E1000_EEPROM_POLL_WRITE    1	/* Flag for polling for write complete */
+#define E1000_EEPROM_POLL_READ     0	/* Flag for polling for read complete */
 /* Register Bit Masks */
 /* Device Control */
-#define E1000_CTRL_FD       0x00000001  /* Full duplex.0=half; 1=full */
-#define E1000_CTRL_BEM      0x00000002  /* Endian Mode.0=little,1=big */
-#define E1000_CTRL_PRIOR    0x00000004  /* Priority on PCI. 0=rx,1=fair */
-#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004 /*Blocks new Master requests */
-#define E1000_CTRL_LRST     0x00000008  /* Link reset. 0=normal,1=reset */
-#define E1000_CTRL_TME      0x00000010  /* Test mode. 0=normal,1=test */
-#define E1000_CTRL_SLE      0x00000020  /* Serial Link on 0=dis,1=en */
-#define E1000_CTRL_ASDE     0x00000020  /* Auto-speed detect enable */
-#define E1000_CTRL_SLU      0x00000040  /* Set link up (Force Link) */
-#define E1000_CTRL_ILOS     0x00000080  /* Invert Loss-Of Signal */
-#define E1000_CTRL_SPD_SEL  0x00000300  /* Speed Select Mask */
-#define E1000_CTRL_SPD_10   0x00000000  /* Force 10Mb */
-#define E1000_CTRL_SPD_100  0x00000100  /* Force 100Mb */
-#define E1000_CTRL_SPD_1000 0x00000200  /* Force 1Gb */
-#define E1000_CTRL_BEM32    0x00000400  /* Big Endian 32 mode */
-#define E1000_CTRL_FRCSPD   0x00000800  /* Force Speed */
-#define E1000_CTRL_FRCDPX   0x00001000  /* Force Duplex */
-#define E1000_CTRL_D_UD_EN  0x00002000  /* Dock/Undock enable */
-#define E1000_CTRL_D_UD_POLARITY 0x00004000 /* Defined polarity of Dock/Undock indication in SDP[0] */
-#define E1000_CTRL_FORCE_PHY_RESET 0x00008000 /* Reset both PHY ports, through PHYRST_N pin */
-#define E1000_CTRL_EXT_LINK_EN 0x00010000 /* enable link status from external LINK_0 and LINK_1 pins */
-#define E1000_CTRL_SWDPIN0  0x00040000  /* SWDPIN 0 value */
-#define E1000_CTRL_SWDPIN1  0x00080000  /* SWDPIN 1 value */
-#define E1000_CTRL_SWDPIN2  0x00100000  /* SWDPIN 2 value */
-#define E1000_CTRL_SWDPIN3  0x00200000  /* SWDPIN 3 value */
-#define E1000_CTRL_SWDPIO0  0x00400000  /* SWDPIN 0 Input or output */
-#define E1000_CTRL_SWDPIO1  0x00800000  /* SWDPIN 1 input or output */
-#define E1000_CTRL_SWDPIO2  0x01000000  /* SWDPIN 2 input or output */
-#define E1000_CTRL_SWDPIO3  0x02000000  /* SWDPIN 3 input or output */
-#define E1000_CTRL_RST      0x04000000  /* Global reset */
-#define E1000_CTRL_RFCE     0x08000000  /* Receive Flow Control enable */
-#define E1000_CTRL_TFCE     0x10000000  /* Transmit flow control enable */
-#define E1000_CTRL_RTE      0x20000000  /* Routing tag enable */
-#define E1000_CTRL_VME      0x40000000  /* IEEE VLAN mode enable */
-#define E1000_CTRL_PHY_RST  0x80000000  /* PHY Reset */
-#define E1000_CTRL_SW2FW_INT 0x02000000  /* Initiate an interrupt to manageability engine */
+#define E1000_CTRL_FD       0x00000001	/* Full duplex.0=half; 1=full */
+#define E1000_CTRL_BEM      0x00000002	/* Endian Mode.0=little,1=big */
+#define E1000_CTRL_PRIOR    0x00000004	/* Priority on PCI. 0=rx,1=fair */
+#define E1000_CTRL_GIO_MASTER_DISABLE 0x00000004	/*Blocks new Master requests */
+#define E1000_CTRL_LRST     0x00000008	/* Link reset. 0=normal,1=reset */
+#define E1000_CTRL_TME      0x00000010	/* Test mode. 0=normal,1=test */
+#define E1000_CTRL_SLE      0x00000020	/* Serial Link on 0=dis,1=en */
+#define E1000_CTRL_ASDE     0x00000020	/* Auto-speed detect enable */
+#define E1000_CTRL_SLU      0x00000040	/* Set link up (Force Link) */
+#define E1000_CTRL_ILOS     0x00000080	/* Invert Loss-Of Signal */
+#define E1000_CTRL_SPD_SEL  0x00000300	/* Speed Select Mask */
+#define E1000_CTRL_SPD_10   0x00000000	/* Force 10Mb */
+#define E1000_CTRL_SPD_100  0x00000100	/* Force 100Mb */
+#define E1000_CTRL_SPD_1000 0x00000200	/* Force 1Gb */
+#define E1000_CTRL_BEM32    0x00000400	/* Big Endian 32 mode */
+#define E1000_CTRL_FRCSPD   0x00000800	/* Force Speed */
+#define E1000_CTRL_FRCDPX   0x00001000	/* Force Duplex */
+#define E1000_CTRL_D_UD_EN  0x00002000	/* Dock/Undock enable */
+#define E1000_CTRL_D_UD_POLARITY 0x00004000	/* Defined polarity of Dock/Undock indication in SDP[0] */
+#define E1000_CTRL_FORCE_PHY_RESET 0x00008000	/* Reset both PHY ports, through PHYRST_N pin */
+#define E1000_CTRL_EXT_LINK_EN 0x00010000	/* enable link status from external LINK_0 and LINK_1 pins */
+#define E1000_CTRL_SWDPIN0  0x00040000	/* SWDPIN 0 value */
+#define E1000_CTRL_SWDPIN1  0x00080000	/* SWDPIN 1 value */
+#define E1000_CTRL_SWDPIN2  0x00100000	/* SWDPIN 2 value */
+#define E1000_CTRL_SWDPIN3  0x00200000	/* SWDPIN 3 value */
+#define E1000_CTRL_SWDPIO0  0x00400000	/* SWDPIN 0 Input or output */
+#define E1000_CTRL_SWDPIO1  0x00800000	/* SWDPIN 1 input or output */
+#define E1000_CTRL_SWDPIO2  0x01000000	/* SWDPIN 2 input or output */
+#define E1000_CTRL_SWDPIO3  0x02000000	/* SWDPIN 3 input or output */
+#define E1000_CTRL_RST      0x04000000	/* Global reset */
+#define E1000_CTRL_RFCE     0x08000000	/* Receive Flow Control enable */
+#define E1000_CTRL_TFCE     0x10000000	/* Transmit flow control enable */
+#define E1000_CTRL_RTE      0x20000000	/* Routing tag enable */
+#define E1000_CTRL_VME      0x40000000	/* IEEE VLAN mode enable */
+#define E1000_CTRL_PHY_RST  0x80000000	/* PHY Reset */
+#define E1000_CTRL_SW2FW_INT 0x02000000	/* Initiate an interrupt to manageability engine */
 
 /* Device Status */
-#define E1000_STATUS_FD         0x00000001      /* Full duplex.0=half,1=full */
-#define E1000_STATUS_LU         0x00000002      /* Link up.0=no,1=link */
-#define E1000_STATUS_FUNC_MASK  0x0000000C      /* PCI Function Mask */
+#define E1000_STATUS_FD         0x00000001	/* Full duplex.0=half,1=full */
+#define E1000_STATUS_LU         0x00000002	/* Link up.0=no,1=link */
+#define E1000_STATUS_FUNC_MASK  0x0000000C	/* PCI Function Mask */
 #define E1000_STATUS_FUNC_SHIFT 2
-#define E1000_STATUS_FUNC_0     0x00000000      /* Function 0 */
-#define E1000_STATUS_FUNC_1     0x00000004      /* Function 1 */
-#define E1000_STATUS_TXOFF      0x00000010      /* transmission paused */
-#define E1000_STATUS_TBIMODE    0x00000020      /* TBI mode */
+#define E1000_STATUS_FUNC_0     0x00000000	/* Function 0 */
+#define E1000_STATUS_FUNC_1     0x00000004	/* Function 1 */
+#define E1000_STATUS_TXOFF      0x00000010	/* transmission paused */
+#define E1000_STATUS_TBIMODE    0x00000020	/* TBI mode */
 #define E1000_STATUS_SPEED_MASK 0x000000C0
-#define E1000_STATUS_SPEED_10   0x00000000      /* Speed 10Mb/s */
-#define E1000_STATUS_SPEED_100  0x00000040      /* Speed 100Mb/s */
-#define E1000_STATUS_SPEED_1000 0x00000080      /* Speed 1000Mb/s */
-#define E1000_STATUS_LAN_INIT_DONE 0x00000200   /* Lan Init Completion
-                                                   by EEPROM/Flash */
-#define E1000_STATUS_ASDV       0x00000300      /* Auto speed detect value */
-#define E1000_STATUS_DOCK_CI    0x00000800      /* Change in Dock/Undock state. Clear on write '0'. */
-#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000 /* Status of Master requests. */
-#define E1000_STATUS_MTXCKOK    0x00000400      /* MTX clock running OK */
-#define E1000_STATUS_PCI66      0x00000800      /* In 66Mhz slot */
-#define E1000_STATUS_BUS64      0x00001000      /* In 64 bit slot */
-#define E1000_STATUS_PCIX_MODE  0x00002000      /* PCI-X mode */
-#define E1000_STATUS_PCIX_SPEED 0x0000C000      /* PCI-X bus speed */
-#define E1000_STATUS_BMC_SKU_0  0x00100000 /* BMC USB redirect disabled */
-#define E1000_STATUS_BMC_SKU_1  0x00200000 /* BMC SRAM disabled */
-#define E1000_STATUS_BMC_SKU_2  0x00400000 /* BMC SDRAM disabled */
-#define E1000_STATUS_BMC_CRYPTO 0x00800000 /* BMC crypto disabled */
-#define E1000_STATUS_BMC_LITE   0x01000000 /* BMC external code execution disabled */
-#define E1000_STATUS_RGMII_ENABLE 0x02000000 /* RGMII disabled */
+#define E1000_STATUS_SPEED_10   0x00000000	/* Speed 10Mb/s */
+#define E1000_STATUS_SPEED_100  0x00000040	/* Speed 100Mb/s */
+#define E1000_STATUS_SPEED_1000 0x00000080	/* Speed 1000Mb/s */
+#define E1000_STATUS_LAN_INIT_DONE 0x00000200	/* Lan Init Completion
+						   by EEPROM/Flash */
+#define E1000_STATUS_ASDV       0x00000300	/* Auto speed detect value */
+#define E1000_STATUS_DOCK_CI    0x00000800	/* Change in Dock/Undock state. Clear on write '0'. */
+#define E1000_STATUS_GIO_MASTER_ENABLE 0x00080000	/* Status of Master requests. */
+#define E1000_STATUS_MTXCKOK    0x00000400	/* MTX clock running OK */
+#define E1000_STATUS_PCI66      0x00000800	/* In 66Mhz slot */
+#define E1000_STATUS_BUS64      0x00001000	/* In 64 bit slot */
+#define E1000_STATUS_PCIX_MODE  0x00002000	/* PCI-X mode */
+#define E1000_STATUS_PCIX_SPEED 0x0000C000	/* PCI-X bus speed */
+#define E1000_STATUS_BMC_SKU_0  0x00100000	/* BMC USB redirect disabled */
+#define E1000_STATUS_BMC_SKU_1  0x00200000	/* BMC SRAM disabled */
+#define E1000_STATUS_BMC_SKU_2  0x00400000	/* BMC SDRAM disabled */
+#define E1000_STATUS_BMC_CRYPTO 0x00800000	/* BMC crypto disabled */
+#define E1000_STATUS_BMC_LITE   0x01000000	/* BMC external code execution disabled */
+#define E1000_STATUS_RGMII_ENABLE 0x02000000	/* RGMII disabled */
 #define E1000_STATUS_FUSE_8       0x04000000
 #define E1000_STATUS_FUSE_9       0x08000000
-#define E1000_STATUS_SERDES0_DIS  0x10000000 /* SERDES disabled on port 0 */
-#define E1000_STATUS_SERDES1_DIS  0x20000000 /* SERDES disabled on port 1 */
+#define E1000_STATUS_SERDES0_DIS  0x10000000	/* SERDES disabled on port 0 */
+#define E1000_STATUS_SERDES1_DIS  0x20000000	/* SERDES disabled on port 1 */
 
-/* Constants used to intrepret the masked PCI-X bus speed. */
-#define E1000_STATUS_PCIX_SPEED_66  0x00000000 /* PCI-X bus speed  50-66 MHz */
-#define E1000_STATUS_PCIX_SPEED_100 0x00004000 /* PCI-X bus speed  66-100 MHz */
-#define E1000_STATUS_PCIX_SPEED_133 0x00008000 /* PCI-X bus speed 100-133 MHz */
+/* Constants used to interpret the masked PCI-X bus speed. */
+#define E1000_STATUS_PCIX_SPEED_66  0x00000000	/* PCI-X bus speed  50-66 MHz */
+#define E1000_STATUS_PCIX_SPEED_100 0x00004000	/* PCI-X bus speed  66-100 MHz */
+#define E1000_STATUS_PCIX_SPEED_133 0x00008000	/* PCI-X bus speed 100-133 MHz */
 
 /* EEPROM/Flash Control */
-#define E1000_EECD_SK        0x00000001 /* EEPROM Clock */
-#define E1000_EECD_CS        0x00000002 /* EEPROM Chip Select */
-#define E1000_EECD_DI        0x00000004 /* EEPROM Data In */
-#define E1000_EECD_DO        0x00000008 /* EEPROM Data Out */
+#define E1000_EECD_SK        0x00000001	/* EEPROM Clock */
+#define E1000_EECD_CS        0x00000002	/* EEPROM Chip Select */
+#define E1000_EECD_DI        0x00000004	/* EEPROM Data In */
+#define E1000_EECD_DO        0x00000008	/* EEPROM Data Out */
 #define E1000_EECD_FWE_MASK  0x00000030
-#define E1000_EECD_FWE_DIS   0x00000010 /* Disable FLASH writes */
-#define E1000_EECD_FWE_EN    0x00000020 /* Enable FLASH writes */
+#define E1000_EECD_FWE_DIS   0x00000010	/* Disable FLASH writes */
+#define E1000_EECD_FWE_EN    0x00000020	/* Enable FLASH writes */
 #define E1000_EECD_FWE_SHIFT 4
-#define E1000_EECD_REQ       0x00000040 /* EEPROM Access Request */
-#define E1000_EECD_GNT       0x00000080 /* EEPROM Access Grant */
-#define E1000_EECD_PRES      0x00000100 /* EEPROM Present */
-#define E1000_EECD_SIZE      0x00000200 /* EEPROM Size (0=64 word 1=256 word) */
-#define E1000_EECD_ADDR_BITS 0x00000400 /* EEPROM Addressing bits based on type
-                                         * (0-small, 1-large) */
-#define E1000_EECD_TYPE      0x00002000 /* EEPROM Type (1-SPI, 0-Microwire) */
+#define E1000_EECD_REQ       0x00000040	/* EEPROM Access Request */
+#define E1000_EECD_GNT       0x00000080	/* EEPROM Access Grant */
+#define E1000_EECD_PRES      0x00000100	/* EEPROM Present */
+#define E1000_EECD_SIZE      0x00000200	/* EEPROM Size (0=64 word 1=256 word) */
+#define E1000_EECD_ADDR_BITS 0x00000400	/* EEPROM Addressing bits based on type
+					 * (0-small, 1-large) */
+#define E1000_EECD_TYPE      0x00002000	/* EEPROM Type (1-SPI, 0-Microwire) */
 #ifndef E1000_EEPROM_GRANT_ATTEMPTS
-#define E1000_EEPROM_GRANT_ATTEMPTS 1000 /* EEPROM # attempts to gain grant */
+#define E1000_EEPROM_GRANT_ATTEMPTS 1000	/* EEPROM # attempts to gain grant */
 #endif
-#define E1000_EECD_AUTO_RD          0x00000200  /* EEPROM Auto Read done */
-#define E1000_EECD_SIZE_EX_MASK     0x00007800  /* EEprom Size */
+#define E1000_EECD_AUTO_RD          0x00000200	/* EEPROM Auto Read done */
+#define E1000_EECD_SIZE_EX_MASK     0x00007800	/* EEprom Size */
 #define E1000_EECD_SIZE_EX_SHIFT    11
-#define E1000_EECD_NVADDS    0x00018000 /* NVM Address Size */
-#define E1000_EECD_SELSHAD   0x00020000 /* Select Shadow RAM */
-#define E1000_EECD_INITSRAM  0x00040000 /* Initialize Shadow RAM */
-#define E1000_EECD_FLUPD     0x00080000 /* Update FLASH */
-#define E1000_EECD_AUPDEN    0x00100000 /* Enable Autonomous FLASH update */
-#define E1000_EECD_SHADV     0x00200000 /* Shadow RAM Data Valid */
-#define E1000_EECD_SEC1VAL   0x00400000 /* Sector One Valid */
+#define E1000_EECD_NVADDS    0x00018000	/* NVM Address Size */
+#define E1000_EECD_SELSHAD   0x00020000	/* Select Shadow RAM */
+#define E1000_EECD_INITSRAM  0x00040000	/* Initialize Shadow RAM */
+#define E1000_EECD_FLUPD     0x00080000	/* Update FLASH */
+#define E1000_EECD_AUPDEN    0x00100000	/* Enable Autonomous FLASH update */
+#define E1000_EECD_SHADV     0x00200000	/* Shadow RAM Data Valid */
+#define E1000_EECD_SEC1VAL   0x00400000	/* Sector One Valid */
 #define E1000_EECD_SECVAL_SHIFT      22
 #define E1000_STM_OPCODE     0xDB00
 #define E1000_HICR_FW_RESET  0xC0
@@ -1593,12 +1506,12 @@ struct e1000_hw {
 #define E1000_ICH_NVM_SIG_MASK     0xC0
 
 /* EEPROM Read */
-#define E1000_EERD_START      0x00000001 /* Start Read */
-#define E1000_EERD_DONE       0x00000010 /* Read Done */
+#define E1000_EERD_START      0x00000001	/* Start Read */
+#define E1000_EERD_DONE       0x00000010	/* Read Done */
 #define E1000_EERD_ADDR_SHIFT 8
-#define E1000_EERD_ADDR_MASK  0x0000FF00 /* Read Address */
+#define E1000_EERD_ADDR_MASK  0x0000FF00	/* Read Address */
 #define E1000_EERD_DATA_SHIFT 16
-#define E1000_EERD_DATA_MASK  0xFFFF0000 /* Read Data */
+#define E1000_EERD_DATA_MASK  0xFFFF0000	/* Read Data */
 
 /* SPI EEPROM Status Register */
 #define EEPROM_STATUS_RDY_SPI  0x01
@@ -1608,25 +1521,25 @@ struct e1000_hw {
 #define EEPROM_STATUS_WPEN_SPI 0x80
 
 /* Extended Device Control */
-#define E1000_CTRL_EXT_GPI0_EN   0x00000001 /* Maps SDP4 to GPI0 */
-#define E1000_CTRL_EXT_GPI1_EN   0x00000002 /* Maps SDP5 to GPI1 */
+#define E1000_CTRL_EXT_GPI0_EN   0x00000001	/* Maps SDP4 to GPI0 */
+#define E1000_CTRL_EXT_GPI1_EN   0x00000002	/* Maps SDP5 to GPI1 */
 #define E1000_CTRL_EXT_PHYINT_EN E1000_CTRL_EXT_GPI1_EN
-#define E1000_CTRL_EXT_GPI2_EN   0x00000004 /* Maps SDP6 to GPI2 */
-#define E1000_CTRL_EXT_GPI3_EN   0x00000008 /* Maps SDP7 to GPI3 */
-#define E1000_CTRL_EXT_SDP4_DATA 0x00000010 /* Value of SW Defineable Pin 4 */
-#define E1000_CTRL_EXT_SDP5_DATA 0x00000020 /* Value of SW Defineable Pin 5 */
+#define E1000_CTRL_EXT_GPI2_EN   0x00000004	/* Maps SDP6 to GPI2 */
+#define E1000_CTRL_EXT_GPI3_EN   0x00000008	/* Maps SDP7 to GPI3 */
+#define E1000_CTRL_EXT_SDP4_DATA 0x00000010	/* Value of SW Defineable Pin 4 */
+#define E1000_CTRL_EXT_SDP5_DATA 0x00000020	/* Value of SW Defineable Pin 5 */
 #define E1000_CTRL_EXT_PHY_INT   E1000_CTRL_EXT_SDP5_DATA
-#define E1000_CTRL_EXT_SDP6_DATA 0x00000040 /* Value of SW Defineable Pin 6 */
-#define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Defineable Pin 7 */
-#define E1000_CTRL_EXT_SDP4_DIR  0x00000100 /* Direction of SDP4 0=in 1=out */
-#define E1000_CTRL_EXT_SDP5_DIR  0x00000200 /* Direction of SDP5 0=in 1=out */
-#define E1000_CTRL_EXT_SDP6_DIR  0x00000400 /* Direction of SDP6 0=in 1=out */
-#define E1000_CTRL_EXT_SDP7_DIR  0x00000800 /* Direction of SDP7 0=in 1=out */
-#define E1000_CTRL_EXT_ASDCHK    0x00001000 /* Initiate an ASD sequence */
-#define E1000_CTRL_EXT_EE_RST    0x00002000 /* Reinitialize from EEPROM */
-#define E1000_CTRL_EXT_IPS       0x00004000 /* Invert Power State */
-#define E1000_CTRL_EXT_SPD_BYPS  0x00008000 /* Speed Select Bypass */
-#define E1000_CTRL_EXT_RO_DIS    0x00020000 /* Relaxed Ordering disable */
+#define E1000_CTRL_EXT_SDP6_DATA 0x00000040	/* Value of SW Defineable Pin 6 */
+#define E1000_CTRL_EXT_SDP7_DATA 0x00000080	/* Value of SW Defineable Pin 7 */
+#define E1000_CTRL_EXT_SDP4_DIR  0x00000100	/* Direction of SDP4 0=in 1=out */
+#define E1000_CTRL_EXT_SDP5_DIR  0x00000200	/* Direction of SDP5 0=in 1=out */
+#define E1000_CTRL_EXT_SDP6_DIR  0x00000400	/* Direction of SDP6 0=in 1=out */
+#define E1000_CTRL_EXT_SDP7_DIR  0x00000800	/* Direction of SDP7 0=in 1=out */
+#define E1000_CTRL_EXT_ASDCHK    0x00001000	/* Initiate an ASD sequence */
+#define E1000_CTRL_EXT_EE_RST    0x00002000	/* Reinitialize from EEPROM */
+#define E1000_CTRL_EXT_IPS       0x00004000	/* Invert Power State */
+#define E1000_CTRL_EXT_SPD_BYPS  0x00008000	/* Speed Select Bypass */
+#define E1000_CTRL_EXT_RO_DIS    0x00020000	/* Relaxed Ordering disable */
 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
 #define E1000_CTRL_EXT_LINK_MODE_GMII 0x00000000
 #define E1000_CTRL_EXT_LINK_MODE_TBI  0x00C00000
@@ -1638,11 +1551,11 @@ struct e1000_hw {
 #define E1000_CTRL_EXT_WR_WMARK_320   0x01000000
 #define E1000_CTRL_EXT_WR_WMARK_384   0x02000000
 #define E1000_CTRL_EXT_WR_WMARK_448   0x03000000
-#define E1000_CTRL_EXT_DRV_LOAD       0x10000000 /* Driver loaded bit for FW */
-#define E1000_CTRL_EXT_IAME           0x08000000 /* Interrupt acknowledge Auto-mask */
-#define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000 /* Clear Interrupt timers after IMS clear */
-#define E1000_CRTL_EXT_PB_PAREN       0x01000000 /* packet buffer parity error detection enabled */
-#define E1000_CTRL_EXT_DF_PAREN       0x02000000 /* descriptor FIFO parity error detection enable */
+#define E1000_CTRL_EXT_DRV_LOAD       0x10000000	/* Driver loaded bit for FW */
+#define E1000_CTRL_EXT_IAME           0x08000000	/* Interrupt acknowledge Auto-mask */
+#define E1000_CTRL_EXT_INT_TIMER_CLR  0x20000000	/* Clear Interrupt timers after IMS clear */
+#define E1000_CRTL_EXT_PB_PAREN       0x01000000	/* packet buffer parity error detection enabled */
+#define E1000_CTRL_EXT_DF_PAREN       0x02000000	/* descriptor FIFO parity error detection enable */
 #define E1000_CTRL_EXT_GHOST_PAREN    0x40000000
 
 /* MDI Control */
@@ -1742,167 +1655,167 @@ struct e1000_hw {
 #define E1000_LEDCTL_MODE_LED_OFF       0xF
 
 /* Receive Address */
-#define E1000_RAH_AV  0x80000000        /* Receive descriptor valid */
+#define E1000_RAH_AV  0x80000000	/* Receive descriptor valid */
 
 /* Interrupt Cause Read */
-#define E1000_ICR_TXDW          0x00000001 /* Transmit desc written back */
-#define E1000_ICR_TXQE          0x00000002 /* Transmit Queue empty */
-#define E1000_ICR_LSC           0x00000004 /* Link Status Change */
-#define E1000_ICR_RXSEQ         0x00000008 /* rx sequence error */
-#define E1000_ICR_RXDMT0        0x00000010 /* rx desc min. threshold (0) */
-#define E1000_ICR_RXO           0x00000040 /* rx overrun */
-#define E1000_ICR_RXT0          0x00000080 /* rx timer intr (ring 0) */
-#define E1000_ICR_MDAC          0x00000200 /* MDIO access complete */
-#define E1000_ICR_RXCFG         0x00000400 /* RX /c/ ordered set */
-#define E1000_ICR_GPI_EN0       0x00000800 /* GP Int 0 */
-#define E1000_ICR_GPI_EN1       0x00001000 /* GP Int 1 */
-#define E1000_ICR_GPI_EN2       0x00002000 /* GP Int 2 */
-#define E1000_ICR_GPI_EN3       0x00004000 /* GP Int 3 */
+#define E1000_ICR_TXDW          0x00000001	/* Transmit desc written back */
+#define E1000_ICR_TXQE          0x00000002	/* Transmit Queue empty */
+#define E1000_ICR_LSC           0x00000004	/* Link Status Change */
+#define E1000_ICR_RXSEQ         0x00000008	/* rx sequence error */
+#define E1000_ICR_RXDMT0        0x00000010	/* rx desc min. threshold (0) */
+#define E1000_ICR_RXO           0x00000040	/* rx overrun */
+#define E1000_ICR_RXT0          0x00000080	/* rx timer intr (ring 0) */
+#define E1000_ICR_MDAC          0x00000200	/* MDIO access complete */
+#define E1000_ICR_RXCFG         0x00000400	/* RX /c/ ordered set */
+#define E1000_ICR_GPI_EN0       0x00000800	/* GP Int 0 */
+#define E1000_ICR_GPI_EN1       0x00001000	/* GP Int 1 */
+#define E1000_ICR_GPI_EN2       0x00002000	/* GP Int 2 */
+#define E1000_ICR_GPI_EN3       0x00004000	/* GP Int 3 */
 #define E1000_ICR_TXD_LOW       0x00008000
 #define E1000_ICR_SRPD          0x00010000
-#define E1000_ICR_ACK           0x00020000 /* Receive Ack frame */
-#define E1000_ICR_MNG           0x00040000 /* Manageability event */
-#define E1000_ICR_DOCK          0x00080000 /* Dock/Undock */
-#define E1000_ICR_INT_ASSERTED  0x80000000 /* If this bit asserted, the driver should claim the interrupt */
-#define E1000_ICR_RXD_FIFO_PAR0 0x00100000 /* queue 0 Rx descriptor FIFO parity error */
-#define E1000_ICR_TXD_FIFO_PAR0 0x00200000 /* queue 0 Tx descriptor FIFO parity error */
-#define E1000_ICR_HOST_ARB_PAR  0x00400000 /* host arb read buffer parity error */
-#define E1000_ICR_PB_PAR        0x00800000 /* packet buffer parity error */
-#define E1000_ICR_RXD_FIFO_PAR1 0x01000000 /* queue 1 Rx descriptor FIFO parity error */
-#define E1000_ICR_TXD_FIFO_PAR1 0x02000000 /* queue 1 Tx descriptor FIFO parity error */
-#define E1000_ICR_ALL_PARITY    0x03F00000 /* all parity error bits */
-#define E1000_ICR_DSW           0x00000020 /* FW changed the status of DISSW bit in the FWSM */
-#define E1000_ICR_PHYINT        0x00001000 /* LAN connected device generates an interrupt */
-#define E1000_ICR_EPRST         0x00100000 /* ME handware reset occurs */
+#define E1000_ICR_ACK           0x00020000	/* Receive Ack frame */
+#define E1000_ICR_MNG           0x00040000	/* Manageability event */
+#define E1000_ICR_DOCK          0x00080000	/* Dock/Undock */
+#define E1000_ICR_INT_ASSERTED  0x80000000	/* If this bit asserted, the driver should claim the interrupt */
+#define E1000_ICR_RXD_FIFO_PAR0 0x00100000	/* queue 0 Rx descriptor FIFO parity error */
+#define E1000_ICR_TXD_FIFO_PAR0 0x00200000	/* queue 0 Tx descriptor FIFO parity error */
+#define E1000_ICR_HOST_ARB_PAR  0x00400000	/* host arb read buffer parity error */
+#define E1000_ICR_PB_PAR        0x00800000	/* packet buffer parity error */
+#define E1000_ICR_RXD_FIFO_PAR1 0x01000000	/* queue 1 Rx descriptor FIFO parity error */
+#define E1000_ICR_TXD_FIFO_PAR1 0x02000000	/* queue 1 Tx descriptor FIFO parity error */
+#define E1000_ICR_ALL_PARITY    0x03F00000	/* all parity error bits */
+#define E1000_ICR_DSW           0x00000020	/* FW changed the status of DISSW bit in the FWSM */
+#define E1000_ICR_PHYINT        0x00001000	/* LAN connected device generates an interrupt */
+#define E1000_ICR_EPRST         0x00100000	/* ME hardware reset occurs */
 
 /* Interrupt Cause Set */
-#define E1000_ICS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
-#define E1000_ICS_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
-#define E1000_ICS_LSC       E1000_ICR_LSC       /* Link Status Change */
-#define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
-#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
-#define E1000_ICS_RXO       E1000_ICR_RXO       /* rx overrun */
-#define E1000_ICS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
-#define E1000_ICS_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
-#define E1000_ICS_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
-#define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
-#define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
-#define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
-#define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
+#define E1000_ICS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
+#define E1000_ICS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
+#define E1000_ICS_LSC       E1000_ICR_LSC	/* Link Status Change */
+#define E1000_ICS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
+#define E1000_ICS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
+#define E1000_ICS_RXO       E1000_ICR_RXO	/* rx overrun */
+#define E1000_ICS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
+#define E1000_ICS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
+#define E1000_ICS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
+#define E1000_ICS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
+#define E1000_ICS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
+#define E1000_ICS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
+#define E1000_ICS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
 #define E1000_ICS_TXD_LOW   E1000_ICR_TXD_LOW
 #define E1000_ICS_SRPD      E1000_ICR_SRPD
-#define E1000_ICS_ACK       E1000_ICR_ACK       /* Receive Ack frame */
-#define E1000_ICS_MNG       E1000_ICR_MNG       /* Manageability event */
-#define E1000_ICS_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
-#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
-#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
-#define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
-#define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
-#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
-#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_ICS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
+#define E1000_ICS_MNG       E1000_ICR_MNG	/* Manageability event */
+#define E1000_ICS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
+#define E1000_ICS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
+#define E1000_ICS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
+#define E1000_ICS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
+#define E1000_ICS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
+#define E1000_ICS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
+#define E1000_ICS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
 #define E1000_ICS_DSW       E1000_ICR_DSW
 #define E1000_ICS_PHYINT    E1000_ICR_PHYINT
 #define E1000_ICS_EPRST     E1000_ICR_EPRST
 
 /* Interrupt Mask Set */
-#define E1000_IMS_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
-#define E1000_IMS_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
-#define E1000_IMS_LSC       E1000_ICR_LSC       /* Link Status Change */
-#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
-#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
-#define E1000_IMS_RXO       E1000_ICR_RXO       /* rx overrun */
-#define E1000_IMS_RXT0      E1000_ICR_RXT0      /* rx timer intr */
-#define E1000_IMS_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
-#define E1000_IMS_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
-#define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
-#define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
-#define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
-#define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
+#define E1000_IMS_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
+#define E1000_IMS_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
+#define E1000_IMS_LSC       E1000_ICR_LSC	/* Link Status Change */
+#define E1000_IMS_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
+#define E1000_IMS_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
+#define E1000_IMS_RXO       E1000_ICR_RXO	/* rx overrun */
+#define E1000_IMS_RXT0      E1000_ICR_RXT0	/* rx timer intr */
+#define E1000_IMS_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
+#define E1000_IMS_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
+#define E1000_IMS_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
+#define E1000_IMS_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
+#define E1000_IMS_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
+#define E1000_IMS_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
 #define E1000_IMS_TXD_LOW   E1000_ICR_TXD_LOW
 #define E1000_IMS_SRPD      E1000_ICR_SRPD
-#define E1000_IMS_ACK       E1000_ICR_ACK       /* Receive Ack frame */
-#define E1000_IMS_MNG       E1000_ICR_MNG       /* Manageability event */
-#define E1000_IMS_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
-#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
-#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
-#define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
-#define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
-#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
-#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_IMS_ACK       E1000_ICR_ACK	/* Receive Ack frame */
+#define E1000_IMS_MNG       E1000_ICR_MNG	/* Manageability event */
+#define E1000_IMS_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
+#define E1000_IMS_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
+#define E1000_IMS_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
+#define E1000_IMS_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
+#define E1000_IMS_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
+#define E1000_IMS_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
+#define E1000_IMS_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
 #define E1000_IMS_DSW       E1000_ICR_DSW
 #define E1000_IMS_PHYINT    E1000_ICR_PHYINT
 #define E1000_IMS_EPRST     E1000_ICR_EPRST
 
 /* Interrupt Mask Clear */
-#define E1000_IMC_TXDW      E1000_ICR_TXDW      /* Transmit desc written back */
-#define E1000_IMC_TXQE      E1000_ICR_TXQE      /* Transmit Queue empty */
-#define E1000_IMC_LSC       E1000_ICR_LSC       /* Link Status Change */
-#define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ     /* rx sequence error */
-#define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0    /* rx desc min. threshold */
-#define E1000_IMC_RXO       E1000_ICR_RXO       /* rx overrun */
-#define E1000_IMC_RXT0      E1000_ICR_RXT0      /* rx timer intr */
-#define E1000_IMC_MDAC      E1000_ICR_MDAC      /* MDIO access complete */
-#define E1000_IMC_RXCFG     E1000_ICR_RXCFG     /* RX /c/ ordered set */
-#define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0   /* GP Int 0 */
-#define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1   /* GP Int 1 */
-#define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2   /* GP Int 2 */
-#define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3   /* GP Int 3 */
+#define E1000_IMC_TXDW      E1000_ICR_TXDW	/* Transmit desc written back */
+#define E1000_IMC_TXQE      E1000_ICR_TXQE	/* Transmit Queue empty */
+#define E1000_IMC_LSC       E1000_ICR_LSC	/* Link Status Change */
+#define E1000_IMC_RXSEQ     E1000_ICR_RXSEQ	/* rx sequence error */
+#define E1000_IMC_RXDMT0    E1000_ICR_RXDMT0	/* rx desc min. threshold */
+#define E1000_IMC_RXO       E1000_ICR_RXO	/* rx overrun */
+#define E1000_IMC_RXT0      E1000_ICR_RXT0	/* rx timer intr */
+#define E1000_IMC_MDAC      E1000_ICR_MDAC	/* MDIO access complete */
+#define E1000_IMC_RXCFG     E1000_ICR_RXCFG	/* RX /c/ ordered set */
+#define E1000_IMC_GPI_EN0   E1000_ICR_GPI_EN0	/* GP Int 0 */
+#define E1000_IMC_GPI_EN1   E1000_ICR_GPI_EN1	/* GP Int 1 */
+#define E1000_IMC_GPI_EN2   E1000_ICR_GPI_EN2	/* GP Int 2 */
+#define E1000_IMC_GPI_EN3   E1000_ICR_GPI_EN3	/* GP Int 3 */
 #define E1000_IMC_TXD_LOW   E1000_ICR_TXD_LOW
 #define E1000_IMC_SRPD      E1000_ICR_SRPD
-#define E1000_IMC_ACK       E1000_ICR_ACK       /* Receive Ack frame */
-#define E1000_IMC_MNG       E1000_ICR_MNG       /* Manageability event */
-#define E1000_IMC_DOCK      E1000_ICR_DOCK      /* Dock/Undock */
-#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0 /* queue 0 Rx descriptor FIFO parity error */
-#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0 /* queue 0 Tx descriptor FIFO parity error */
-#define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR  /* host arb read buffer parity error */
-#define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR        /* packet buffer parity error */
-#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1 /* queue 1 Rx descriptor FIFO parity error */
-#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1 /* queue 1 Tx descriptor FIFO parity error */
+#define E1000_IMC_ACK       E1000_ICR_ACK	/* Receive Ack frame */
+#define E1000_IMC_MNG       E1000_ICR_MNG	/* Manageability event */
+#define E1000_IMC_DOCK      E1000_ICR_DOCK	/* Dock/Undock */
+#define E1000_IMC_RXD_FIFO_PAR0 E1000_ICR_RXD_FIFO_PAR0	/* queue 0 Rx descriptor FIFO parity error */
+#define E1000_IMC_TXD_FIFO_PAR0 E1000_ICR_TXD_FIFO_PAR0	/* queue 0 Tx descriptor FIFO parity error */
+#define E1000_IMC_HOST_ARB_PAR  E1000_ICR_HOST_ARB_PAR	/* host arb read buffer parity error */
+#define E1000_IMC_PB_PAR        E1000_ICR_PB_PAR	/* packet buffer parity error */
+#define E1000_IMC_RXD_FIFO_PAR1 E1000_ICR_RXD_FIFO_PAR1	/* queue 1 Rx descriptor FIFO parity error */
+#define E1000_IMC_TXD_FIFO_PAR1 E1000_ICR_TXD_FIFO_PAR1	/* queue 1 Tx descriptor FIFO parity error */
 #define E1000_IMC_DSW       E1000_ICR_DSW
 #define E1000_IMC_PHYINT    E1000_ICR_PHYINT
 #define E1000_IMC_EPRST     E1000_ICR_EPRST
 
 /* Receive Control */
-#define E1000_RCTL_RST            0x00000001    /* Software reset */
-#define E1000_RCTL_EN             0x00000002    /* enable */
-#define E1000_RCTL_SBP            0x00000004    /* store bad packet */
-#define E1000_RCTL_UPE            0x00000008    /* unicast promiscuous enable */
-#define E1000_RCTL_MPE            0x00000010    /* multicast promiscuous enab */
-#define E1000_RCTL_LPE            0x00000020    /* long packet enable */
-#define E1000_RCTL_LBM_NO         0x00000000    /* no loopback mode */
-#define E1000_RCTL_LBM_MAC        0x00000040    /* MAC loopback mode */
-#define E1000_RCTL_LBM_SLP        0x00000080    /* serial link loopback mode */
-#define E1000_RCTL_LBM_TCVR       0x000000C0    /* tcvr loopback mode */
-#define E1000_RCTL_DTYP_MASK      0x00000C00    /* Descriptor type mask */
-#define E1000_RCTL_DTYP_PS        0x00000400    /* Packet Split descriptor */
-#define E1000_RCTL_RDMTS_HALF     0x00000000    /* rx desc min threshold size */
-#define E1000_RCTL_RDMTS_QUAT     0x00000100    /* rx desc min threshold size */
-#define E1000_RCTL_RDMTS_EIGTH    0x00000200    /* rx desc min threshold size */
-#define E1000_RCTL_MO_SHIFT       12            /* multicast offset shift */
-#define E1000_RCTL_MO_0           0x00000000    /* multicast offset 11:0 */
-#define E1000_RCTL_MO_1           0x00001000    /* multicast offset 12:1 */
-#define E1000_RCTL_MO_2           0x00002000    /* multicast offset 13:2 */
-#define E1000_RCTL_MO_3           0x00003000    /* multicast offset 15:4 */
-#define E1000_RCTL_MDR            0x00004000    /* multicast desc ring 0 */
-#define E1000_RCTL_BAM            0x00008000    /* broadcast enable */
+#define E1000_RCTL_RST            0x00000001	/* Software reset */
+#define E1000_RCTL_EN             0x00000002	/* enable */
+#define E1000_RCTL_SBP            0x00000004	/* store bad packet */
+#define E1000_RCTL_UPE            0x00000008	/* unicast promiscuous enable */
+#define E1000_RCTL_MPE            0x00000010	/* multicast promiscuous enab */
+#define E1000_RCTL_LPE            0x00000020	/* long packet enable */
+#define E1000_RCTL_LBM_NO         0x00000000	/* no loopback mode */
+#define E1000_RCTL_LBM_MAC        0x00000040	/* MAC loopback mode */
+#define E1000_RCTL_LBM_SLP        0x00000080	/* serial link loopback mode */
+#define E1000_RCTL_LBM_TCVR       0x000000C0	/* tcvr loopback mode */
+#define E1000_RCTL_DTYP_MASK      0x00000C00	/* Descriptor type mask */
+#define E1000_RCTL_DTYP_PS        0x00000400	/* Packet Split descriptor */
+#define E1000_RCTL_RDMTS_HALF     0x00000000	/* rx desc min threshold size */
+#define E1000_RCTL_RDMTS_QUAT     0x00000100	/* rx desc min threshold size */
+#define E1000_RCTL_RDMTS_EIGTH    0x00000200	/* rx desc min threshold size */
+#define E1000_RCTL_MO_SHIFT       12	/* multicast offset shift */
+#define E1000_RCTL_MO_0           0x00000000	/* multicast offset 11:0 */
+#define E1000_RCTL_MO_1           0x00001000	/* multicast offset 12:1 */
+#define E1000_RCTL_MO_2           0x00002000	/* multicast offset 13:2 */
+#define E1000_RCTL_MO_3           0x00003000	/* multicast offset 15:4 */
+#define E1000_RCTL_MDR            0x00004000	/* multicast desc ring 0 */
+#define E1000_RCTL_BAM            0x00008000	/* broadcast enable */
 /* these buffer sizes are valid if E1000_RCTL_BSEX is 0 */
-#define E1000_RCTL_SZ_2048        0x00000000    /* rx buffer size 2048 */
-#define E1000_RCTL_SZ_1024        0x00010000    /* rx buffer size 1024 */
-#define E1000_RCTL_SZ_512         0x00020000    /* rx buffer size 512 */
-#define E1000_RCTL_SZ_256         0x00030000    /* rx buffer size 256 */
+#define E1000_RCTL_SZ_2048        0x00000000	/* rx buffer size 2048 */
+#define E1000_RCTL_SZ_1024        0x00010000	/* rx buffer size 1024 */
+#define E1000_RCTL_SZ_512         0x00020000	/* rx buffer size 512 */
+#define E1000_RCTL_SZ_256         0x00030000	/* rx buffer size 256 */
 /* these buffer sizes are valid if E1000_RCTL_BSEX is 1 */
-#define E1000_RCTL_SZ_16384       0x00010000    /* rx buffer size 16384 */
-#define E1000_RCTL_SZ_8192        0x00020000    /* rx buffer size 8192 */
-#define E1000_RCTL_SZ_4096        0x00030000    /* rx buffer size 4096 */
-#define E1000_RCTL_VFE            0x00040000    /* vlan filter enable */
-#define E1000_RCTL_CFIEN          0x00080000    /* canonical form enable */
-#define E1000_RCTL_CFI            0x00100000    /* canonical form indicator */
-#define E1000_RCTL_DPF            0x00400000    /* discard pause frames */
-#define E1000_RCTL_PMCF           0x00800000    /* pass MAC control frames */
-#define E1000_RCTL_BSEX           0x02000000    /* Buffer size extension */
-#define E1000_RCTL_SECRC          0x04000000    /* Strip Ethernet CRC */
-#define E1000_RCTL_FLXBUF_MASK    0x78000000    /* Flexible buffer size */
-#define E1000_RCTL_FLXBUF_SHIFT   27            /* Flexible buffer shift */
+#define E1000_RCTL_SZ_16384       0x00010000	/* rx buffer size 16384 */
+#define E1000_RCTL_SZ_8192        0x00020000	/* rx buffer size 8192 */
+#define E1000_RCTL_SZ_4096        0x00030000	/* rx buffer size 4096 */
+#define E1000_RCTL_VFE            0x00040000	/* vlan filter enable */
+#define E1000_RCTL_CFIEN          0x00080000	/* canonical form enable */
+#define E1000_RCTL_CFI            0x00100000	/* canonical form indicator */
+#define E1000_RCTL_DPF            0x00400000	/* discard pause frames */
+#define E1000_RCTL_PMCF           0x00800000	/* pass MAC control frames */
+#define E1000_RCTL_BSEX           0x02000000	/* Buffer size extension */
+#define E1000_RCTL_SECRC          0x04000000	/* Strip Ethernet CRC */
+#define E1000_RCTL_FLXBUF_MASK    0x78000000	/* Flexible buffer size */
+#define E1000_RCTL_FLXBUF_SHIFT   27	/* Flexible buffer shift */
 
 /* Use byte values for the following shift parameters
  * Usage:
@@ -1925,10 +1838,10 @@ struct e1000_hw {
 #define E1000_PSRCTL_BSIZE2_MASK   0x003F0000
 #define E1000_PSRCTL_BSIZE3_MASK   0x3F000000
 
-#define E1000_PSRCTL_BSIZE0_SHIFT  7            /* Shift _right_ 7 */
-#define E1000_PSRCTL_BSIZE1_SHIFT  2            /* Shift _right_ 2 */
-#define E1000_PSRCTL_BSIZE2_SHIFT  6            /* Shift _left_ 6 */
-#define E1000_PSRCTL_BSIZE3_SHIFT 14            /* Shift _left_ 14 */
+#define E1000_PSRCTL_BSIZE0_SHIFT  7	/* Shift _right_ 7 */
+#define E1000_PSRCTL_BSIZE1_SHIFT  2	/* Shift _right_ 2 */
+#define E1000_PSRCTL_BSIZE2_SHIFT  6	/* Shift _left_ 6 */
+#define E1000_PSRCTL_BSIZE3_SHIFT 14	/* Shift _left_ 14 */
 
 /* SW_W_SYNC definitions */
 #define E1000_SWFW_EEP_SM     0x0001
@@ -1937,17 +1850,17 @@ struct e1000_hw {
 #define E1000_SWFW_MAC_CSR_SM 0x0008
 
 /* Receive Descriptor */
-#define E1000_RDT_DELAY 0x0000ffff      /* Delay timer (1=1024us) */
-#define E1000_RDT_FPDB  0x80000000      /* Flush descriptor block */
-#define E1000_RDLEN_LEN 0x0007ff80      /* descriptor length */
-#define E1000_RDH_RDH   0x0000ffff      /* receive descriptor head */
-#define E1000_RDT_RDT   0x0000ffff      /* receive descriptor tail */
+#define E1000_RDT_DELAY 0x0000ffff	/* Delay timer (1=1024us) */
+#define E1000_RDT_FPDB  0x80000000	/* Flush descriptor block */
+#define E1000_RDLEN_LEN 0x0007ff80	/* descriptor length */
+#define E1000_RDH_RDH   0x0000ffff	/* receive descriptor head */
+#define E1000_RDT_RDT   0x0000ffff	/* receive descriptor tail */
 
 /* Flow Control */
-#define E1000_FCRTH_RTH  0x0000FFF8     /* Mask Bits[15:3] for RTH */
-#define E1000_FCRTH_XFCE 0x80000000     /* External Flow Control Enable */
-#define E1000_FCRTL_RTL  0x0000FFF8     /* Mask Bits[15:3] for RTL */
-#define E1000_FCRTL_XONE 0x80000000     /* Enable XON frame transmission */
+#define E1000_FCRTH_RTH  0x0000FFF8	/* Mask Bits[15:3] for RTH */
+#define E1000_FCRTH_XFCE 0x80000000	/* External Flow Control Enable */
+#define E1000_FCRTL_RTL  0x0000FFF8	/* Mask Bits[15:3] for RTL */
+#define E1000_FCRTL_XONE 0x80000000	/* Enable XON frame transmission */
 
 /* Header split receive */
 #define E1000_RFCTL_ISCSI_DIS           0x00000001
@@ -1967,66 +1880,64 @@ struct e1000_hw {
 #define E1000_RFCTL_NEW_IPV6_EXT_DIS    0x00020000
 
 /* Receive Descriptor Control */
-#define E1000_RXDCTL_PTHRESH 0x0000003F /* RXDCTL Prefetch Threshold */
-#define E1000_RXDCTL_HTHRESH 0x00003F00 /* RXDCTL Host Threshold */
-#define E1000_RXDCTL_WTHRESH 0x003F0000 /* RXDCTL Writeback Threshold */
-#define E1000_RXDCTL_GRAN    0x01000000 /* RXDCTL Granularity */
+#define E1000_RXDCTL_PTHRESH 0x0000003F	/* RXDCTL Prefetch Threshold */
+#define E1000_RXDCTL_HTHRESH 0x00003F00	/* RXDCTL Host Threshold */
+#define E1000_RXDCTL_WTHRESH 0x003F0000	/* RXDCTL Writeback Threshold */
+#define E1000_RXDCTL_GRAN    0x01000000	/* RXDCTL Granularity */
 
 /* Transmit Descriptor Control */
-#define E1000_TXDCTL_PTHRESH 0x0000003F /* TXDCTL Prefetch Threshold */
-#define E1000_TXDCTL_HTHRESH 0x00003F00 /* TXDCTL Host Threshold */
-#define E1000_TXDCTL_WTHRESH 0x003F0000 /* TXDCTL Writeback Threshold */
-#define E1000_TXDCTL_GRAN    0x01000000 /* TXDCTL Granularity */
-#define E1000_TXDCTL_LWTHRESH 0xFE000000 /* TXDCTL Low Threshold */
-#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000 /* GRAN=1, WTHRESH=1 */
-#define E1000_TXDCTL_COUNT_DESC 0x00400000 /* Enable the counting of desc.
-                                              still to be processed. */
+#define E1000_TXDCTL_PTHRESH 0x0000003F	/* TXDCTL Prefetch Threshold */
+#define E1000_TXDCTL_HTHRESH 0x00003F00	/* TXDCTL Host Threshold */
+#define E1000_TXDCTL_WTHRESH 0x003F0000	/* TXDCTL Writeback Threshold */
+#define E1000_TXDCTL_GRAN    0x01000000	/* TXDCTL Granularity */
+#define E1000_TXDCTL_LWTHRESH 0xFE000000	/* TXDCTL Low Threshold */
+#define E1000_TXDCTL_FULL_TX_DESC_WB 0x01010000	/* GRAN=1, WTHRESH=1 */
+#define E1000_TXDCTL_COUNT_DESC 0x00400000	/* Enable the counting of desc.
+						   still to be processed. */
 /* Transmit Configuration Word */
-#define E1000_TXCW_FD         0x00000020        /* TXCW full duplex */
-#define E1000_TXCW_HD         0x00000040        /* TXCW half duplex */
-#define E1000_TXCW_PAUSE      0x00000080        /* TXCW sym pause request */
-#define E1000_TXCW_ASM_DIR    0x00000100        /* TXCW astm pause direction */
-#define E1000_TXCW_PAUSE_MASK 0x00000180        /* TXCW pause request mask */
-#define E1000_TXCW_RF         0x00003000        /* TXCW remote fault */
-#define E1000_TXCW_NP         0x00008000        /* TXCW next page */
-#define E1000_TXCW_CW         0x0000ffff        /* TxConfigWord mask */
-#define E1000_TXCW_TXC        0x40000000        /* Transmit Config control */
-#define E1000_TXCW_ANE        0x80000000        /* Auto-neg enable */
+#define E1000_TXCW_FD         0x00000020	/* TXCW full duplex */
+#define E1000_TXCW_HD         0x00000040	/* TXCW half duplex */
+#define E1000_TXCW_PAUSE      0x00000080	/* TXCW sym pause request */
+#define E1000_TXCW_ASM_DIR    0x00000100	/* TXCW astm pause direction */
+#define E1000_TXCW_PAUSE_MASK 0x00000180	/* TXCW pause request mask */
+#define E1000_TXCW_RF         0x00003000	/* TXCW remote fault */
+#define E1000_TXCW_NP         0x00008000	/* TXCW next page */
+#define E1000_TXCW_CW         0x0000ffff	/* TxConfigWord mask */
+#define E1000_TXCW_TXC        0x40000000	/* Transmit Config control */
+#define E1000_TXCW_ANE        0x80000000	/* Auto-neg enable */
 
 /* Receive Configuration Word */
-#define E1000_RXCW_CW    0x0000ffff     /* RxConfigWord mask */
-#define E1000_RXCW_NC    0x04000000     /* Receive config no carrier */
-#define E1000_RXCW_IV    0x08000000     /* Receive config invalid */
-#define E1000_RXCW_CC    0x10000000     /* Receive config change */
-#define E1000_RXCW_C     0x20000000     /* Receive config */
-#define E1000_RXCW_SYNCH 0x40000000     /* Receive config synch */
-#define E1000_RXCW_ANC   0x80000000     /* Auto-neg complete */
+#define E1000_RXCW_CW    0x0000ffff	/* RxConfigWord mask */
+#define E1000_RXCW_NC    0x04000000	/* Receive config no carrier */
+#define E1000_RXCW_IV    0x08000000	/* Receive config invalid */
+#define E1000_RXCW_CC    0x10000000	/* Receive config change */
+#define E1000_RXCW_C     0x20000000	/* Receive config */
+#define E1000_RXCW_SYNCH 0x40000000	/* Receive config synch */
+#define E1000_RXCW_ANC   0x80000000	/* Auto-neg complete */
 
 /* Transmit Control */
-#define E1000_TCTL_RST    0x00000001    /* software reset */
-#define E1000_TCTL_EN     0x00000002    /* enable tx */
-#define E1000_TCTL_BCE    0x00000004    /* busy check enable */
-#define E1000_TCTL_PSP    0x00000008    /* pad short packets */
-#define E1000_TCTL_CT     0x00000ff0    /* collision threshold */
-#define E1000_TCTL_COLD   0x003ff000    /* collision distance */
-#define E1000_TCTL_SWXOFF 0x00400000    /* SW Xoff transmission */
-#define E1000_TCTL_PBE    0x00800000    /* Packet Burst Enable */
-#define E1000_TCTL_RTLC   0x01000000    /* Re-transmit on late collision */
-#define E1000_TCTL_NRTU   0x02000000    /* No Re-transmit on underrun */
-#define E1000_TCTL_MULR   0x10000000    /* Multiple request support */
+#define E1000_TCTL_RST    0x00000001	/* software reset */
+#define E1000_TCTL_EN     0x00000002	/* enable tx */
+#define E1000_TCTL_BCE    0x00000004	/* busy check enable */
+#define E1000_TCTL_PSP    0x00000008	/* pad short packets */
+#define E1000_TCTL_CT     0x00000ff0	/* collision threshold */
+#define E1000_TCTL_COLD   0x003ff000	/* collision distance */
+#define E1000_TCTL_SWXOFF 0x00400000	/* SW Xoff transmission */
+#define E1000_TCTL_PBE    0x00800000	/* Packet Burst Enable */
+#define E1000_TCTL_RTLC   0x01000000	/* Re-transmit on late collision */
+#define E1000_TCTL_NRTU   0x02000000	/* No Re-transmit on underrun */
+#define E1000_TCTL_MULR   0x10000000	/* Multiple request support */
 /* Extended Transmit Control */
-#define E1000_TCTL_EXT_BST_MASK  0x000003FF /* Backoff Slot Time */
-#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00 /* Gigabit Carry Extend Padding */
-
-#define DEFAULT_80003ES2LAN_TCTL_EXT_GCEX   0x00010000
+#define E1000_TCTL_EXT_BST_MASK  0x000003FF	/* Backoff Slot Time */
+#define E1000_TCTL_EXT_GCEX_MASK 0x000FFC00	/* Gigabit Carry Extend Padding */
 
 /* Receive Checksum Control */
-#define E1000_RXCSUM_PCSS_MASK 0x000000FF   /* Packet Checksum Start */
-#define E1000_RXCSUM_IPOFL     0x00000100   /* IPv4 checksum offload */
-#define E1000_RXCSUM_TUOFL     0x00000200   /* TCP / UDP checksum offload */
-#define E1000_RXCSUM_IPV6OFL   0x00000400   /* IPv6 checksum offload */
-#define E1000_RXCSUM_IPPCSE    0x00001000   /* IP payload checksum enable */
-#define E1000_RXCSUM_PCSD      0x00002000   /* packet checksum disabled */
+#define E1000_RXCSUM_PCSS_MASK 0x000000FF	/* Packet Checksum Start */
+#define E1000_RXCSUM_IPOFL     0x00000100	/* IPv4 checksum offload */
+#define E1000_RXCSUM_TUOFL     0x00000200	/* TCP / UDP checksum offload */
+#define E1000_RXCSUM_IPV6OFL   0x00000400	/* IPv6 checksum offload */
+#define E1000_RXCSUM_IPPCSE    0x00001000	/* IP payload checksum enable */
+#define E1000_RXCSUM_PCSD      0x00002000	/* packet checksum disabled */
 
 /* Multiple Receive Queue Control */
 #define E1000_MRQC_ENABLE_MASK              0x00000003
@@ -2042,141 +1953,141 @@ struct e1000_hw {
 
 /* Definitions for power management and wakeup registers */
 /* Wake Up Control */
-#define E1000_WUC_APME       0x00000001 /* APM Enable */
-#define E1000_WUC_PME_EN     0x00000002 /* PME Enable */
-#define E1000_WUC_PME_STATUS 0x00000004 /* PME Status */
-#define E1000_WUC_APMPME     0x00000008 /* Assert PME on APM Wakeup */
-#define E1000_WUC_SPM        0x80000000 /* Enable SPM */
+#define E1000_WUC_APME       0x00000001	/* APM Enable */
+#define E1000_WUC_PME_EN     0x00000002	/* PME Enable */
+#define E1000_WUC_PME_STATUS 0x00000004	/* PME Status */
+#define E1000_WUC_APMPME     0x00000008	/* Assert PME on APM Wakeup */
+#define E1000_WUC_SPM        0x80000000	/* Enable SPM */
 
 /* Wake Up Filter Control */
-#define E1000_WUFC_LNKC 0x00000001 /* Link Status Change Wakeup Enable */
-#define E1000_WUFC_MAG  0x00000002 /* Magic Packet Wakeup Enable */
-#define E1000_WUFC_EX   0x00000004 /* Directed Exact Wakeup Enable */
-#define E1000_WUFC_MC   0x00000008 /* Directed Multicast Wakeup Enable */
-#define E1000_WUFC_BC   0x00000010 /* Broadcast Wakeup Enable */
-#define E1000_WUFC_ARP  0x00000020 /* ARP Request Packet Wakeup Enable */
-#define E1000_WUFC_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Enable */
-#define E1000_WUFC_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Enable */
-#define E1000_WUFC_IGNORE_TCO      0x00008000 /* Ignore WakeOn TCO packets */
-#define E1000_WUFC_FLX0 0x00010000 /* Flexible Filter 0 Enable */
-#define E1000_WUFC_FLX1 0x00020000 /* Flexible Filter 1 Enable */
-#define E1000_WUFC_FLX2 0x00040000 /* Flexible Filter 2 Enable */
-#define E1000_WUFC_FLX3 0x00080000 /* Flexible Filter 3 Enable */
-#define E1000_WUFC_ALL_FILTERS 0x000F00FF /* Mask for all wakeup filters */
-#define E1000_WUFC_FLX_OFFSET 16       /* Offset to the Flexible Filters bits */
-#define E1000_WUFC_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
+#define E1000_WUFC_LNKC 0x00000001	/* Link Status Change Wakeup Enable */
+#define E1000_WUFC_MAG  0x00000002	/* Magic Packet Wakeup Enable */
+#define E1000_WUFC_EX   0x00000004	/* Directed Exact Wakeup Enable */
+#define E1000_WUFC_MC   0x00000008	/* Directed Multicast Wakeup Enable */
+#define E1000_WUFC_BC   0x00000010	/* Broadcast Wakeup Enable */
+#define E1000_WUFC_ARP  0x00000020	/* ARP Request Packet Wakeup Enable */
+#define E1000_WUFC_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Enable */
+#define E1000_WUFC_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Enable */
+#define E1000_WUFC_IGNORE_TCO      0x00008000	/* Ignore WakeOn TCO packets */
+#define E1000_WUFC_FLX0 0x00010000	/* Flexible Filter 0 Enable */
+#define E1000_WUFC_FLX1 0x00020000	/* Flexible Filter 1 Enable */
+#define E1000_WUFC_FLX2 0x00040000	/* Flexible Filter 2 Enable */
+#define E1000_WUFC_FLX3 0x00080000	/* Flexible Filter 3 Enable */
+#define E1000_WUFC_ALL_FILTERS 0x000F00FF	/* Mask for all wakeup filters */
+#define E1000_WUFC_FLX_OFFSET 16	/* Offset to the Flexible Filters bits */
+#define E1000_WUFC_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
 
 /* Wake Up Status */
-#define E1000_WUS_LNKC 0x00000001 /* Link Status Changed */
-#define E1000_WUS_MAG  0x00000002 /* Magic Packet Received */
-#define E1000_WUS_EX   0x00000004 /* Directed Exact Received */
-#define E1000_WUS_MC   0x00000008 /* Directed Multicast Received */
-#define E1000_WUS_BC   0x00000010 /* Broadcast Received */
-#define E1000_WUS_ARP  0x00000020 /* ARP Request Packet Received */
-#define E1000_WUS_IPV4 0x00000040 /* Directed IPv4 Packet Wakeup Received */
-#define E1000_WUS_IPV6 0x00000080 /* Directed IPv6 Packet Wakeup Received */
-#define E1000_WUS_FLX0 0x00010000 /* Flexible Filter 0 Match */
-#define E1000_WUS_FLX1 0x00020000 /* Flexible Filter 1 Match */
-#define E1000_WUS_FLX2 0x00040000 /* Flexible Filter 2 Match */
-#define E1000_WUS_FLX3 0x00080000 /* Flexible Filter 3 Match */
-#define E1000_WUS_FLX_FILTERS 0x000F0000 /* Mask for the 4 flexible filters */
+#define E1000_WUS_LNKC 0x00000001	/* Link Status Changed */
+#define E1000_WUS_MAG  0x00000002	/* Magic Packet Received */
+#define E1000_WUS_EX   0x00000004	/* Directed Exact Received */
+#define E1000_WUS_MC   0x00000008	/* Directed Multicast Received */
+#define E1000_WUS_BC   0x00000010	/* Broadcast Received */
+#define E1000_WUS_ARP  0x00000020	/* ARP Request Packet Received */
+#define E1000_WUS_IPV4 0x00000040	/* Directed IPv4 Packet Wakeup Received */
+#define E1000_WUS_IPV6 0x00000080	/* Directed IPv6 Packet Wakeup Received */
+#define E1000_WUS_FLX0 0x00010000	/* Flexible Filter 0 Match */
+#define E1000_WUS_FLX1 0x00020000	/* Flexible Filter 1 Match */
+#define E1000_WUS_FLX2 0x00040000	/* Flexible Filter 2 Match */
+#define E1000_WUS_FLX3 0x00080000	/* Flexible Filter 3 Match */
+#define E1000_WUS_FLX_FILTERS 0x000F0000	/* Mask for the 4 flexible filters */
 
 /* Management Control */
-#define E1000_MANC_SMBUS_EN      0x00000001 /* SMBus Enabled - RO */
-#define E1000_MANC_ASF_EN        0x00000002 /* ASF Enabled - RO */
-#define E1000_MANC_R_ON_FORCE    0x00000004 /* Reset on Force TCO - RO */
-#define E1000_MANC_RMCP_EN       0x00000100 /* Enable RCMP 026Fh Filtering */
-#define E1000_MANC_0298_EN       0x00000200 /* Enable RCMP 0298h Filtering */
-#define E1000_MANC_IPV4_EN       0x00000400 /* Enable IPv4 */
-#define E1000_MANC_IPV6_EN       0x00000800 /* Enable IPv6 */
-#define E1000_MANC_SNAP_EN       0x00001000 /* Accept LLC/SNAP */
-#define E1000_MANC_ARP_EN        0x00002000 /* Enable ARP Request Filtering */
-#define E1000_MANC_NEIGHBOR_EN   0x00004000 /* Enable Neighbor Discovery
-                                             * Filtering */
-#define E1000_MANC_ARP_RES_EN    0x00008000 /* Enable ARP response Filtering */
-#define E1000_MANC_TCO_RESET     0x00010000 /* TCO Reset Occurred */
-#define E1000_MANC_RCV_TCO_EN    0x00020000 /* Receive TCO Packets Enabled */
-#define E1000_MANC_REPORT_STATUS 0x00040000 /* Status Reporting Enabled */
-#define E1000_MANC_RCV_ALL       0x00080000 /* Receive All Enabled */
-#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000 /* Block phy resets */
-#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000 /* Enable MAC address
-                                                    * filtering */
-#define E1000_MANC_EN_MNG2HOST   0x00200000 /* Enable MNG packets to host
-                                             * memory */
-#define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000 /* Enable IP address
-                                                    * filtering */
-#define E1000_MANC_EN_XSUM_FILTER   0x00800000 /* Enable checksum filtering */
-#define E1000_MANC_BR_EN         0x01000000 /* Enable broadcast filtering */
-#define E1000_MANC_SMB_REQ       0x01000000 /* SMBus Request */
-#define E1000_MANC_SMB_GNT       0x02000000 /* SMBus Grant */
-#define E1000_MANC_SMB_CLK_IN    0x04000000 /* SMBus Clock In */
-#define E1000_MANC_SMB_DATA_IN   0x08000000 /* SMBus Data In */
-#define E1000_MANC_SMB_DATA_OUT  0x10000000 /* SMBus Data Out */
-#define E1000_MANC_SMB_CLK_OUT   0x20000000 /* SMBus Clock Out */
-
-#define E1000_MANC_SMB_DATA_OUT_SHIFT  28 /* SMBus Data Out Shift */
-#define E1000_MANC_SMB_CLK_OUT_SHIFT   29 /* SMBus Clock Out Shift */
+#define E1000_MANC_SMBUS_EN      0x00000001	/* SMBus Enabled - RO */
+#define E1000_MANC_ASF_EN        0x00000002	/* ASF Enabled - RO */
+#define E1000_MANC_R_ON_FORCE    0x00000004	/* Reset on Force TCO - RO */
+#define E1000_MANC_RMCP_EN       0x00000100	/* Enable RCMP 026Fh Filtering */
+#define E1000_MANC_0298_EN       0x00000200	/* Enable RCMP 0298h Filtering */
+#define E1000_MANC_IPV4_EN       0x00000400	/* Enable IPv4 */
+#define E1000_MANC_IPV6_EN       0x00000800	/* Enable IPv6 */
+#define E1000_MANC_SNAP_EN       0x00001000	/* Accept LLC/SNAP */
+#define E1000_MANC_ARP_EN        0x00002000	/* Enable ARP Request Filtering */
+#define E1000_MANC_NEIGHBOR_EN   0x00004000	/* Enable Neighbor Discovery
+						 * Filtering */
+#define E1000_MANC_ARP_RES_EN    0x00008000	/* Enable ARP response Filtering */
+#define E1000_MANC_TCO_RESET     0x00010000	/* TCO Reset Occurred */
+#define E1000_MANC_RCV_TCO_EN    0x00020000	/* Receive TCO Packets Enabled */
+#define E1000_MANC_REPORT_STATUS 0x00040000	/* Status Reporting Enabled */
+#define E1000_MANC_RCV_ALL       0x00080000	/* Receive All Enabled */
+#define E1000_MANC_BLK_PHY_RST_ON_IDE   0x00040000	/* Block phy resets */
+#define E1000_MANC_EN_MAC_ADDR_FILTER   0x00100000	/* Enable MAC address
+							 * filtering */
+#define E1000_MANC_EN_MNG2HOST   0x00200000	/* Enable MNG packets to host
+						 * memory */
+#define E1000_MANC_EN_IP_ADDR_FILTER    0x00400000	/* Enable IP address
+							 * filtering */
+#define E1000_MANC_EN_XSUM_FILTER   0x00800000	/* Enable checksum filtering */
+#define E1000_MANC_BR_EN         0x01000000	/* Enable broadcast filtering */
+#define E1000_MANC_SMB_REQ       0x01000000	/* SMBus Request */
+#define E1000_MANC_SMB_GNT       0x02000000	/* SMBus Grant */
+#define E1000_MANC_SMB_CLK_IN    0x04000000	/* SMBus Clock In */
+#define E1000_MANC_SMB_DATA_IN   0x08000000	/* SMBus Data In */
+#define E1000_MANC_SMB_DATA_OUT  0x10000000	/* SMBus Data Out */
+#define E1000_MANC_SMB_CLK_OUT   0x20000000	/* SMBus Clock Out */
+
+#define E1000_MANC_SMB_DATA_OUT_SHIFT  28	/* SMBus Data Out Shift */
+#define E1000_MANC_SMB_CLK_OUT_SHIFT   29	/* SMBus Clock Out Shift */
 
 /* SW Semaphore Register */
-#define E1000_SWSM_SMBI         0x00000001 /* Driver Semaphore bit */
-#define E1000_SWSM_SWESMBI      0x00000002 /* FW Semaphore bit */
-#define E1000_SWSM_WMNG         0x00000004 /* Wake MNG Clock */
-#define E1000_SWSM_DRV_LOAD     0x00000008 /* Driver Loaded Bit */
+#define E1000_SWSM_SMBI         0x00000001	/* Driver Semaphore bit */
+#define E1000_SWSM_SWESMBI      0x00000002	/* FW Semaphore bit */
+#define E1000_SWSM_WMNG         0x00000004	/* Wake MNG Clock */
+#define E1000_SWSM_DRV_LOAD     0x00000008	/* Driver Loaded Bit */
 
 /* FW Semaphore Register */
-#define E1000_FWSM_MODE_MASK    0x0000000E /* FW mode */
+#define E1000_FWSM_MODE_MASK    0x0000000E	/* FW mode */
 #define E1000_FWSM_MODE_SHIFT            1
-#define E1000_FWSM_FW_VALID     0x00008000 /* FW established a valid mode */
+#define E1000_FWSM_FW_VALID     0x00008000	/* FW established a valid mode */
 
-#define E1000_FWSM_RSPCIPHY        0x00000040 /* Reset PHY on PCI reset */
-#define E1000_FWSM_DISSW           0x10000000 /* FW disable SW Write Access */
-#define E1000_FWSM_SKUSEL_MASK     0x60000000 /* LAN SKU select */
+#define E1000_FWSM_RSPCIPHY        0x00000040	/* Reset PHY on PCI reset */
+#define E1000_FWSM_DISSW           0x10000000	/* FW disable SW Write Access */
+#define E1000_FWSM_SKUSEL_MASK     0x60000000	/* LAN SKU select */
 #define E1000_FWSM_SKUEL_SHIFT     29
-#define E1000_FWSM_SKUSEL_EMB      0x0 /* Embedded SKU */
-#define E1000_FWSM_SKUSEL_CONS     0x1 /* Consumer SKU */
-#define E1000_FWSM_SKUSEL_PERF_100 0x2 /* Perf & Corp 10/100 SKU */
-#define E1000_FWSM_SKUSEL_PERF_GBE 0x3 /* Perf & Copr GbE SKU */
+#define E1000_FWSM_SKUSEL_EMB      0x0	/* Embedded SKU */
+#define E1000_FWSM_SKUSEL_CONS     0x1	/* Consumer SKU */
+#define E1000_FWSM_SKUSEL_PERF_100 0x2	/* Perf & Corp 10/100 SKU */
+#define E1000_FWSM_SKUSEL_PERF_GBE 0x3	/* Perf & Copr GbE SKU */
 
 /* FFLT Debug Register */
-#define E1000_FFLT_DBG_INVC     0x00100000 /* Invalid /C/ code handling */
+#define E1000_FFLT_DBG_INVC     0x00100000	/* Invalid /C/ code handling */
 
 typedef enum {
-    e1000_mng_mode_none     = 0,
-    e1000_mng_mode_asf,
-    e1000_mng_mode_pt,
-    e1000_mng_mode_ipmi,
-    e1000_mng_mode_host_interface_only
+	e1000_mng_mode_none = 0,
+	e1000_mng_mode_asf,
+	e1000_mng_mode_pt,
+	e1000_mng_mode_ipmi,
+	e1000_mng_mode_host_interface_only
 } e1000_mng_mode;
 
-/* Host Inteface Control Register */
-#define E1000_HICR_EN           0x00000001  /* Enable Bit - RO */
-#define E1000_HICR_C            0x00000002  /* Driver sets this bit when done
-                                             * to put command in RAM */
-#define E1000_HICR_SV           0x00000004  /* Status Validity */
-#define E1000_HICR_FWR          0x00000080  /* FW reset. Set by the Host */
+/* Host Interface Control Register */
+#define E1000_HICR_EN           0x00000001	/* Enable Bit - RO */
+#define E1000_HICR_C            0x00000002	/* Driver sets this bit when done
+						 * to put command in RAM */
+#define E1000_HICR_SV           0x00000004	/* Status Validity */
+#define E1000_HICR_FWR          0x00000080	/* FW reset. Set by the Host */
 
 /* Host Interface Command Interface - Address range 0x8800-0x8EFF */
-#define E1000_HI_MAX_DATA_LENGTH         252 /* Host Interface data length */
-#define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792 /* Number of bytes in range */
-#define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448 /* Number of dwords in range */
-#define E1000_HI_COMMAND_TIMEOUT         500 /* Time in ms to process HI command */
+#define E1000_HI_MAX_DATA_LENGTH         252	/* Host Interface data length */
+#define E1000_HI_MAX_BLOCK_BYTE_LENGTH  1792	/* Number of bytes in range */
+#define E1000_HI_MAX_BLOCK_DWORD_LENGTH  448	/* Number of dwords in range */
+#define E1000_HI_COMMAND_TIMEOUT         500	/* Time in ms to process HI command */
 
 struct e1000_host_command_header {
-    u8 command_id;
-    u8 command_length;
-    u8 command_options;   /* I/F bits for command, status for return */
-    u8 checksum;
+	u8 command_id;
+	u8 command_length;
+	u8 command_options;	/* I/F bits for command, status for return */
+	u8 checksum;
 };
 struct e1000_host_command_info {
-    struct e1000_host_command_header command_header;  /* Command Head/Command Result Head has 4 bytes */
-    u8 command_data[E1000_HI_MAX_DATA_LENGTH];   /* Command data can length 0..252 */
+	struct e1000_host_command_header command_header;	/* Command Head/Command Result Head has 4 bytes */
+	u8 command_data[E1000_HI_MAX_DATA_LENGTH];	/* Command data can length 0..252 */
 };
 
 /* Host SMB register #0 */
-#define E1000_HSMC0R_CLKIN      0x00000001  /* SMB Clock in */
-#define E1000_HSMC0R_DATAIN     0x00000002  /* SMB Data in */
-#define E1000_HSMC0R_DATAOUT    0x00000004  /* SMB Data out */
-#define E1000_HSMC0R_CLKOUT     0x00000008  /* SMB Clock out */
+#define E1000_HSMC0R_CLKIN      0x00000001	/* SMB Clock in */
+#define E1000_HSMC0R_DATAIN     0x00000002	/* SMB Data in */
+#define E1000_HSMC0R_DATAOUT    0x00000004	/* SMB Data out */
+#define E1000_HSMC0R_CLKOUT     0x00000008	/* SMB Clock out */
 
 /* Host SMB register #1 */
 #define E1000_HSMC1R_CLKIN      E1000_HSMC0R_CLKIN
@@ -2185,10 +2096,10 @@ struct e1000_host_command_info {
 #define E1000_HSMC1R_CLKOUT     E1000_HSMC0R_CLKOUT
 
 /* FW Status Register */
-#define E1000_FWSTS_FWS_MASK    0x000000FF  /* FW Status */
+#define E1000_FWSTS_FWS_MASK    0x000000FF	/* FW Status */
 
 /* Wake Up Packet Length */
-#define E1000_WUPL_LENGTH_MASK 0x0FFF   /* Only the lower 12 bits are valid */
+#define E1000_WUPL_LENGTH_MASK 0x0FFF	/* Only the lower 12 bits are valid */
 
 #define E1000_MDALIGN          4096
 
@@ -2242,24 +2153,24 @@ struct e1000_host_command_info {
 #define PCI_EX_LINK_WIDTH_SHIFT      4
 
 /* EEPROM Commands - Microwire */
-#define EEPROM_READ_OPCODE_MICROWIRE  0x6  /* EEPROM read opcode */
-#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5  /* EEPROM write opcode */
-#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7  /* EEPROM erase opcode */
-#define EEPROM_EWEN_OPCODE_MICROWIRE  0x13 /* EEPROM erase/write enable */
-#define EEPROM_EWDS_OPCODE_MICROWIRE  0x10 /* EEPROM erast/write disable */
+#define EEPROM_READ_OPCODE_MICROWIRE  0x6	/* EEPROM read opcode */
+#define EEPROM_WRITE_OPCODE_MICROWIRE 0x5	/* EEPROM write opcode */
+#define EEPROM_ERASE_OPCODE_MICROWIRE 0x7	/* EEPROM erase opcode */
+#define EEPROM_EWEN_OPCODE_MICROWIRE  0x13	/* EEPROM erase/write enable */
+#define EEPROM_EWDS_OPCODE_MICROWIRE  0x10	/* EEPROM erase/write disable */
 
 /* EEPROM Commands - SPI */
-#define EEPROM_MAX_RETRY_SPI        5000 /* Max wait of 5ms, for RDY signal */
-#define EEPROM_READ_OPCODE_SPI      0x03  /* EEPROM read opcode */
-#define EEPROM_WRITE_OPCODE_SPI     0x02  /* EEPROM write opcode */
-#define EEPROM_A8_OPCODE_SPI        0x08  /* opcode bit-3 = address bit-8 */
-#define EEPROM_WREN_OPCODE_SPI      0x06  /* EEPROM set Write Enable latch */
-#define EEPROM_WRDI_OPCODE_SPI      0x04  /* EEPROM reset Write Enable latch */
-#define EEPROM_RDSR_OPCODE_SPI      0x05  /* EEPROM read Status register */
-#define EEPROM_WRSR_OPCODE_SPI      0x01  /* EEPROM write Status register */
-#define EEPROM_ERASE4K_OPCODE_SPI   0x20  /* EEPROM ERASE 4KB */
-#define EEPROM_ERASE64K_OPCODE_SPI  0xD8  /* EEPROM ERASE 64KB */
-#define EEPROM_ERASE256_OPCODE_SPI  0xDB  /* EEPROM ERASE 256B */
+#define EEPROM_MAX_RETRY_SPI        5000	/* Max wait of 5ms, for RDY signal */
+#define EEPROM_READ_OPCODE_SPI      0x03	/* EEPROM read opcode */
+#define EEPROM_WRITE_OPCODE_SPI     0x02	/* EEPROM write opcode */
+#define EEPROM_A8_OPCODE_SPI        0x08	/* opcode bit-3 = address bit-8 */
+#define EEPROM_WREN_OPCODE_SPI      0x06	/* EEPROM set Write Enable latch */
+#define EEPROM_WRDI_OPCODE_SPI      0x04	/* EEPROM reset Write Enable latch */
+#define EEPROM_RDSR_OPCODE_SPI      0x05	/* EEPROM read Status register */
+#define EEPROM_WRSR_OPCODE_SPI      0x01	/* EEPROM write Status register */
+#define EEPROM_ERASE4K_OPCODE_SPI   0x20	/* EEPROM ERASE 4KB */
+#define EEPROM_ERASE64K_OPCODE_SPI  0xD8	/* EEPROM ERASE 64KB */
+#define EEPROM_ERASE256_OPCODE_SPI  0xDB	/* EEPROM ERASE 256B */
 
 /* EEPROM Size definitions */
 #define EEPROM_WORD_SIZE_SHIFT  6
@@ -2270,7 +2181,7 @@ struct e1000_host_command_info {
 #define EEPROM_COMPAT                 0x0003
 #define EEPROM_ID_LED_SETTINGS        0x0004
 #define EEPROM_VERSION                0x0005
-#define EEPROM_SERDES_AMPLITUDE       0x0006 /* For SERDES output amplitude adjustment. */
+#define EEPROM_SERDES_AMPLITUDE       0x0006	/* For SERDES output amplitude adjustment. */
 #define EEPROM_PHY_CLASS_WORD         0x0007
 #define EEPROM_INIT_CONTROL1_REG      0x000A
 #define EEPROM_INIT_CONTROL2_REG      0x000F
@@ -2283,22 +2194,16 @@ struct e1000_host_command_info {
 #define EEPROM_FLASH_VERSION          0x0032
 #define EEPROM_CHECKSUM_REG           0x003F
 
-#define E1000_EEPROM_CFG_DONE         0x00040000   /* MNG config cycle done */
-#define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000   /* ...for second port */
+#define E1000_EEPROM_CFG_DONE         0x00040000	/* MNG config cycle done */
+#define E1000_EEPROM_CFG_DONE_PORT_1  0x00080000	/* ...for second port */
 
 /* Word definitions for ID LED Settings */
 #define ID_LED_RESERVED_0000 0x0000
 #define ID_LED_RESERVED_FFFF 0xFFFF
-#define ID_LED_RESERVED_82573  0xF746
-#define ID_LED_DEFAULT_82573   0x1811
 #define ID_LED_DEFAULT       ((ID_LED_OFF1_ON2 << 12) | \
                               (ID_LED_OFF1_OFF2 << 8) | \
                               (ID_LED_DEF1_DEF2 << 4) | \
                               (ID_LED_DEF1_DEF2))
-#define ID_LED_DEFAULT_ICH8LAN  ((ID_LED_DEF1_DEF2 << 12) | \
-                                 (ID_LED_DEF1_OFF2 <<  8) | \
-                                 (ID_LED_DEF1_ON2  <<  4) | \
-                                 (ID_LED_DEF1_DEF2))
 #define ID_LED_DEF1_DEF2     0x1
 #define ID_LED_DEF1_ON2      0x2
 #define ID_LED_DEF1_OFF2     0x3
@@ -2313,7 +2218,6 @@ struct e1000_host_command_info {
 #define IGP_ACTIVITY_LED_ENABLE 0x0300
 #define IGP_LED3_MODE           0x07000000
 
-
 /* Mask bits for SERDES amplitude adjustment in Word 6 of the EEPROM */
 #define EEPROM_SERDES_AMPLITUDE_MASK  0x000F
 
@@ -2384,11 +2288,8 @@ struct e1000_host_command_info {
 
 #define DEFAULT_82542_TIPG_IPGR2 10
 #define DEFAULT_82543_TIPG_IPGR2 6
-#define DEFAULT_80003ES2LAN_TIPG_IPGR2 7
 #define E1000_TIPG_IPGR2_SHIFT  20
 
-#define DEFAULT_80003ES2LAN_TIPG_IPGT_10_100 0x00000009
-#define DEFAULT_80003ES2LAN_TIPG_IPGT_1000   0x00000008
 #define E1000_TXDMAC_DPP 0x00000001
 
 /* Adaptive IFS defines */
@@ -2421,9 +2322,9 @@ struct e1000_host_command_info {
 #define E1000_EXTCNF_CTRL_SWFLAG            0x00000020
 
 /* PBA constants */
-#define E1000_PBA_8K 0x0008    /* 8KB, default Rx allocation */
-#define E1000_PBA_12K 0x000C    /* 12KB, default Rx allocation */
-#define E1000_PBA_16K 0x0010    /* 16KB, default TX allocation */
+#define E1000_PBA_8K 0x0008	/* 8KB, default Rx allocation */
+#define E1000_PBA_12K 0x000C	/* 12KB, default Rx allocation */
+#define E1000_PBA_16K 0x0010	/* 16KB, default TX allocation */
 #define E1000_PBA_20K 0x0014
 #define E1000_PBA_22K 0x0016
 #define E1000_PBA_24K 0x0018
@@ -2432,7 +2333,7 @@ struct e1000_host_command_info {
 #define E1000_PBA_34K 0x0022
 #define E1000_PBA_38K 0x0026
 #define E1000_PBA_40K 0x0028
-#define E1000_PBA_48K 0x0030    /* 48KB, default RX allocation */
+#define E1000_PBA_48K 0x0030	/* 48KB, default RX allocation */
 
 #define E1000_PBS_16K E1000_PBA_16K
 
@@ -2442,9 +2343,9 @@ struct e1000_host_command_info {
 #define FLOW_CONTROL_TYPE         0x8808
 
 /* The historical defaults for the flow control values are given below. */
-#define FC_DEFAULT_HI_THRESH        (0x8000)    /* 32KB */
-#define FC_DEFAULT_LO_THRESH        (0x4000)    /* 16KB */
-#define FC_DEFAULT_TX_TIMER         (0x100)     /* ~130 us */
+#define FC_DEFAULT_HI_THRESH        (0x8000)	/* 32KB */
+#define FC_DEFAULT_LO_THRESH        (0x4000)	/* 16KB */
+#define FC_DEFAULT_TX_TIMER         (0x100)	/* ~130 us */
 
 /* PCIX Config space */
 #define PCIX_COMMAND_REGISTER    0xE6
@@ -2458,7 +2359,6 @@ struct e1000_host_command_info {
 #define PCIX_STATUS_HI_MMRBC_4K      0x3
 #define PCIX_STATUS_HI_MMRBC_2K      0x2
 
-
 /* Number of bits required to shift right the "pause" bits from the
  * EEPROM (bits 13:12) to the "pause" (bits 8:7) field in the TXCW register.
  */
@@ -2479,14 +2379,11 @@ struct e1000_host_command_info {
  */
 #define ILOS_SHIFT  3
 
-
 #define RECEIVE_BUFFER_ALIGN_SIZE  (256)
 
 /* Number of milliseconds we wait for auto-negotiation to complete */
 #define LINK_UP_TIMEOUT             500
 
-/* Number of 100 microseconds we wait for PCI Express master disable */
-#define MASTER_DISABLE_TIMEOUT      800
 /* Number of milliseconds we wait for Eeprom auto read bit done after MAC reset */
 #define AUTO_READ_DONE_TIMEOUT      10
 /* Number of milliseconds we wait for PHY configuration done after MAC reset */
@@ -2534,7 +2431,6 @@ struct e1000_host_command_info {
           (((length) > (adapter)->min_frame_size) && \
            ((length) <= ((adapter)->max_frame_size + VLAN_TAG_SIZE + 1)))))
 
-
 /* Structures, enums, and macros for the PHY */
 
 /* Bit definitions for the Management Data IO (MDIO) and Management Data
@@ -2551,49 +2447,49 @@ struct e1000_host_command_info {
 
 /* PHY 1000 MII Register/Bit Definitions */
 /* PHY Registers defined by IEEE */
-#define PHY_CTRL         0x00 /* Control Register */
-#define PHY_STATUS       0x01 /* Status Regiser */
-#define PHY_ID1          0x02 /* Phy Id Reg (word 1) */
-#define PHY_ID2          0x03 /* Phy Id Reg (word 2) */
-#define PHY_AUTONEG_ADV  0x04 /* Autoneg Advertisement */
-#define PHY_LP_ABILITY   0x05 /* Link Partner Ability (Base Page) */
-#define PHY_AUTONEG_EXP  0x06 /* Autoneg Expansion Reg */
-#define PHY_NEXT_PAGE_TX 0x07 /* Next Page TX */
-#define PHY_LP_NEXT_PAGE 0x08 /* Link Partner Next Page */
-#define PHY_1000T_CTRL   0x09 /* 1000Base-T Control Reg */
-#define PHY_1000T_STATUS 0x0A /* 1000Base-T Status Reg */
-#define PHY_EXT_STATUS   0x0F /* Extended Status Reg */
-
-#define MAX_PHY_REG_ADDRESS        0x1F  /* 5 bit address bus (0-0x1F) */
-#define MAX_PHY_MULTI_PAGE_REG     0xF   /* Registers equal on all pages */
+#define PHY_CTRL         0x00	/* Control Register */
+#define PHY_STATUS       0x01	/* Status Register */
+#define PHY_ID1          0x02	/* Phy Id Reg (word 1) */
+#define PHY_ID2          0x03	/* Phy Id Reg (word 2) */
+#define PHY_AUTONEG_ADV  0x04	/* Autoneg Advertisement */
+#define PHY_LP_ABILITY   0x05	/* Link Partner Ability (Base Page) */
+#define PHY_AUTONEG_EXP  0x06	/* Autoneg Expansion Reg */
+#define PHY_NEXT_PAGE_TX 0x07	/* Next Page TX */
+#define PHY_LP_NEXT_PAGE 0x08	/* Link Partner Next Page */
+#define PHY_1000T_CTRL   0x09	/* 1000Base-T Control Reg */
+#define PHY_1000T_STATUS 0x0A	/* 1000Base-T Status Reg */
+#define PHY_EXT_STATUS   0x0F	/* Extended Status Reg */
+
+#define MAX_PHY_REG_ADDRESS        0x1F	/* 5 bit address bus (0-0x1F) */
+#define MAX_PHY_MULTI_PAGE_REG     0xF	/* Registers equal on all pages */
 
 /* M88E1000 Specific Registers */
-#define M88E1000_PHY_SPEC_CTRL     0x10  /* PHY Specific Control Register */
-#define M88E1000_PHY_SPEC_STATUS   0x11  /* PHY Specific Status Register */
-#define M88E1000_INT_ENABLE        0x12  /* Interrupt Enable Register */
-#define M88E1000_INT_STATUS        0x13  /* Interrupt Status Register */
-#define M88E1000_EXT_PHY_SPEC_CTRL 0x14  /* Extended PHY Specific Control */
-#define M88E1000_RX_ERR_CNTR       0x15  /* Receive Error Counter */
-
-#define M88E1000_PHY_EXT_CTRL      0x1A  /* PHY extend control register */
-#define M88E1000_PHY_PAGE_SELECT   0x1D  /* Reg 29 for page number setting */
-#define M88E1000_PHY_GEN_CONTROL   0x1E  /* Its meaning depends on reg 29 */
-#define M88E1000_PHY_VCO_REG_BIT8  0x100 /* Bits 8 & 11 are adjusted for */
-#define M88E1000_PHY_VCO_REG_BIT11 0x800    /* improved BER performance */
+#define M88E1000_PHY_SPEC_CTRL     0x10	/* PHY Specific Control Register */
+#define M88E1000_PHY_SPEC_STATUS   0x11	/* PHY Specific Status Register */
+#define M88E1000_INT_ENABLE        0x12	/* Interrupt Enable Register */
+#define M88E1000_INT_STATUS        0x13	/* Interrupt Status Register */
+#define M88E1000_EXT_PHY_SPEC_CTRL 0x14	/* Extended PHY Specific Control */
+#define M88E1000_RX_ERR_CNTR       0x15	/* Receive Error Counter */
+
+#define M88E1000_PHY_EXT_CTRL      0x1A	/* PHY extend control register */
+#define M88E1000_PHY_PAGE_SELECT   0x1D	/* Reg 29 for page number setting */
+#define M88E1000_PHY_GEN_CONTROL   0x1E	/* Its meaning depends on reg 29 */
+#define M88E1000_PHY_VCO_REG_BIT8  0x100	/* Bits 8 & 11 are adjusted for */
+#define M88E1000_PHY_VCO_REG_BIT11 0x800	/* improved BER performance */
 
 #define IGP01E1000_IEEE_REGS_PAGE  0x0000
 #define IGP01E1000_IEEE_RESTART_AUTONEG 0x3300
 #define IGP01E1000_IEEE_FORCE_GIGA      0x0140
 
 /* IGP01E1000 Specific Registers */
-#define IGP01E1000_PHY_PORT_CONFIG 0x10 /* PHY Specific Port Config Register */
-#define IGP01E1000_PHY_PORT_STATUS 0x11 /* PHY Specific Status Register */
-#define IGP01E1000_PHY_PORT_CTRL   0x12 /* PHY Specific Control Register */
-#define IGP01E1000_PHY_LINK_HEALTH 0x13 /* PHY Link Health Register */
-#define IGP01E1000_GMII_FIFO       0x14 /* GMII FIFO Register */
-#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15 /* PHY Channel Quality Register */
+#define IGP01E1000_PHY_PORT_CONFIG 0x10	/* PHY Specific Port Config Register */
+#define IGP01E1000_PHY_PORT_STATUS 0x11	/* PHY Specific Status Register */
+#define IGP01E1000_PHY_PORT_CTRL   0x12	/* PHY Specific Control Register */
+#define IGP01E1000_PHY_LINK_HEALTH 0x13	/* PHY Link Health Register */
+#define IGP01E1000_GMII_FIFO       0x14	/* GMII FIFO Register */
+#define IGP01E1000_PHY_CHANNEL_QUALITY 0x15	/* PHY Channel Quality Register */
 #define IGP02E1000_PHY_POWER_MGMT      0x19
-#define IGP01E1000_PHY_PAGE_SELECT     0x1F /* PHY Page Select Core Register */
+#define IGP01E1000_PHY_PAGE_SELECT     0x1F	/* PHY Page Select Core Register */
 
 /* IGP01E1000 AGC Registers - stores the cable length values*/
 #define IGP01E1000_PHY_AGC_A        0x1172
@@ -2636,192 +2532,119 @@ struct e1000_host_command_info {
 
 #define IGP01E1000_ANALOG_REGS_PAGE  0x20C0
 
-/* Bits...
- * 15-5: page
- * 4-0: register offset
- */
-#define GG82563_PAGE_SHIFT        5
-#define GG82563_REG(page, reg)    \
-        (((page) << GG82563_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
-#define GG82563_MIN_ALT_REG       30
-
-/* GG82563 Specific Registers */
-#define GG82563_PHY_SPEC_CTRL           \
-        GG82563_REG(0, 16) /* PHY Specific Control */
-#define GG82563_PHY_SPEC_STATUS         \
-        GG82563_REG(0, 17) /* PHY Specific Status */
-#define GG82563_PHY_INT_ENABLE          \
-        GG82563_REG(0, 18) /* Interrupt Enable */
-#define GG82563_PHY_SPEC_STATUS_2       \
-        GG82563_REG(0, 19) /* PHY Specific Status 2 */
-#define GG82563_PHY_RX_ERR_CNTR         \
-        GG82563_REG(0, 21) /* Receive Error Counter */
-#define GG82563_PHY_PAGE_SELECT         \
-        GG82563_REG(0, 22) /* Page Select */
-#define GG82563_PHY_SPEC_CTRL_2         \
-        GG82563_REG(0, 26) /* PHY Specific Control 2 */
-#define GG82563_PHY_PAGE_SELECT_ALT     \
-        GG82563_REG(0, 29) /* Alternate Page Select */
-#define GG82563_PHY_TEST_CLK_CTRL       \
-        GG82563_REG(0, 30) /* Test Clock Control (use reg. 29 to select) */
-
-#define GG82563_PHY_MAC_SPEC_CTRL       \
-        GG82563_REG(2, 21) /* MAC Specific Control Register */
-#define GG82563_PHY_MAC_SPEC_CTRL_2     \
-        GG82563_REG(2, 26) /* MAC Specific Control 2 */
-
-#define GG82563_PHY_DSP_DISTANCE    \
-        GG82563_REG(5, 26) /* DSP Distance */
-
-/* Page 193 - Port Control Registers */
-#define GG82563_PHY_KMRN_MODE_CTRL   \
-        GG82563_REG(193, 16) /* Kumeran Mode Control */
-#define GG82563_PHY_PORT_RESET          \
-        GG82563_REG(193, 17) /* Port Reset */
-#define GG82563_PHY_REVISION_ID         \
-        GG82563_REG(193, 18) /* Revision ID */
-#define GG82563_PHY_DEVICE_ID           \
-        GG82563_REG(193, 19) /* Device ID */
-#define GG82563_PHY_PWR_MGMT_CTRL       \
-        GG82563_REG(193, 20) /* Power Management Control */
-#define GG82563_PHY_RATE_ADAPT_CTRL     \
-        GG82563_REG(193, 25) /* Rate Adaptation Control */
-
-/* Page 194 - KMRN Registers */
-#define GG82563_PHY_KMRN_FIFO_CTRL_STAT \
-        GG82563_REG(194, 16) /* FIFO's Control/Status */
-#define GG82563_PHY_KMRN_CTRL           \
-        GG82563_REG(194, 17) /* Control */
-#define GG82563_PHY_INBAND_CTRL         \
-        GG82563_REG(194, 18) /* Inband Control */
-#define GG82563_PHY_KMRN_DIAGNOSTIC     \
-        GG82563_REG(194, 19) /* Diagnostic */
-#define GG82563_PHY_ACK_TIMEOUTS        \
-        GG82563_REG(194, 20) /* Acknowledge Timeouts */
-#define GG82563_PHY_ADV_ABILITY         \
-        GG82563_REG(194, 21) /* Advertised Ability */
-#define GG82563_PHY_LINK_PARTNER_ADV_ABILITY \
-        GG82563_REG(194, 23) /* Link Partner Advertised Ability */
-#define GG82563_PHY_ADV_NEXT_PAGE       \
-        GG82563_REG(194, 24) /* Advertised Next Page */
-#define GG82563_PHY_LINK_PARTNER_ADV_NEXT_PAGE \
-        GG82563_REG(194, 25) /* Link Partner Advertised Next page */
-#define GG82563_PHY_KMRN_MISC           \
-        GG82563_REG(194, 26) /* Misc. */
-
 /* PHY Control Register */
-#define MII_CR_SPEED_SELECT_MSB 0x0040  /* bits 6,13: 10=1000, 01=100, 00=10 */
-#define MII_CR_COLL_TEST_ENABLE 0x0080  /* Collision test enable */
-#define MII_CR_FULL_DUPLEX      0x0100  /* FDX =1, half duplex =0 */
-#define MII_CR_RESTART_AUTO_NEG 0x0200  /* Restart auto negotiation */
-#define MII_CR_ISOLATE          0x0400  /* Isolate PHY from MII */
-#define MII_CR_POWER_DOWN       0x0800  /* Power down */
-#define MII_CR_AUTO_NEG_EN      0x1000  /* Auto Neg Enable */
-#define MII_CR_SPEED_SELECT_LSB 0x2000  /* bits 6,13: 10=1000, 01=100, 00=10 */
-#define MII_CR_LOOPBACK         0x4000  /* 0 = normal, 1 = loopback */
-#define MII_CR_RESET            0x8000  /* 0 = normal, 1 = PHY reset */
+#define MII_CR_SPEED_SELECT_MSB 0x0040	/* bits 6,13: 10=1000, 01=100, 00=10 */
+#define MII_CR_COLL_TEST_ENABLE 0x0080	/* Collision test enable */
+#define MII_CR_FULL_DUPLEX      0x0100	/* FDX =1, half duplex =0 */
+#define MII_CR_RESTART_AUTO_NEG 0x0200	/* Restart auto negotiation */
+#define MII_CR_ISOLATE          0x0400	/* Isolate PHY from MII */
+#define MII_CR_POWER_DOWN       0x0800	/* Power down */
+#define MII_CR_AUTO_NEG_EN      0x1000	/* Auto Neg Enable */
+#define MII_CR_SPEED_SELECT_LSB 0x2000	/* bits 6,13: 10=1000, 01=100, 00=10 */
+#define MII_CR_LOOPBACK         0x4000	/* 0 = normal, 1 = loopback */
+#define MII_CR_RESET            0x8000	/* 0 = normal, 1 = PHY reset */
 
 /* PHY Status Register */
-#define MII_SR_EXTENDED_CAPS     0x0001 /* Extended register capabilities */
-#define MII_SR_JABBER_DETECT     0x0002 /* Jabber Detected */
-#define MII_SR_LINK_STATUS       0x0004 /* Link Status 1 = link */
-#define MII_SR_AUTONEG_CAPS      0x0008 /* Auto Neg Capable */
-#define MII_SR_REMOTE_FAULT      0x0010 /* Remote Fault Detect */
-#define MII_SR_AUTONEG_COMPLETE  0x0020 /* Auto Neg Complete */
-#define MII_SR_PREAMBLE_SUPPRESS 0x0040 /* Preamble may be suppressed */
-#define MII_SR_EXTENDED_STATUS   0x0100 /* Ext. status info in Reg 0x0F */
-#define MII_SR_100T2_HD_CAPS     0x0200 /* 100T2 Half Duplex Capable */
-#define MII_SR_100T2_FD_CAPS     0x0400 /* 100T2 Full Duplex Capable */
-#define MII_SR_10T_HD_CAPS       0x0800 /* 10T   Half Duplex Capable */
-#define MII_SR_10T_FD_CAPS       0x1000 /* 10T   Full Duplex Capable */
-#define MII_SR_100X_HD_CAPS      0x2000 /* 100X  Half Duplex Capable */
-#define MII_SR_100X_FD_CAPS      0x4000 /* 100X  Full Duplex Capable */
-#define MII_SR_100T4_CAPS        0x8000 /* 100T4 Capable */
+#define MII_SR_EXTENDED_CAPS     0x0001	/* Extended register capabilities */
+#define MII_SR_JABBER_DETECT     0x0002	/* Jabber Detected */
+#define MII_SR_LINK_STATUS       0x0004	/* Link Status 1 = link */
+#define MII_SR_AUTONEG_CAPS      0x0008	/* Auto Neg Capable */
+#define MII_SR_REMOTE_FAULT      0x0010	/* Remote Fault Detect */
+#define MII_SR_AUTONEG_COMPLETE  0x0020	/* Auto Neg Complete */
+#define MII_SR_PREAMBLE_SUPPRESS 0x0040	/* Preamble may be suppressed */
+#define MII_SR_EXTENDED_STATUS   0x0100	/* Ext. status info in Reg 0x0F */
+#define MII_SR_100T2_HD_CAPS     0x0200	/* 100T2 Half Duplex Capable */
+#define MII_SR_100T2_FD_CAPS     0x0400	/* 100T2 Full Duplex Capable */
+#define MII_SR_10T_HD_CAPS       0x0800	/* 10T   Half Duplex Capable */
+#define MII_SR_10T_FD_CAPS       0x1000	/* 10T   Full Duplex Capable */
+#define MII_SR_100X_HD_CAPS      0x2000	/* 100X  Half Duplex Capable */
+#define MII_SR_100X_FD_CAPS      0x4000	/* 100X  Full Duplex Capable */
+#define MII_SR_100T4_CAPS        0x8000	/* 100T4 Capable */
 
 /* Autoneg Advertisement Register */
-#define NWAY_AR_SELECTOR_FIELD 0x0001   /* indicates IEEE 802.3 CSMA/CD */
-#define NWAY_AR_10T_HD_CAPS    0x0020   /* 10T   Half Duplex Capable */
-#define NWAY_AR_10T_FD_CAPS    0x0040   /* 10T   Full Duplex Capable */
-#define NWAY_AR_100TX_HD_CAPS  0x0080   /* 100TX Half Duplex Capable */
-#define NWAY_AR_100TX_FD_CAPS  0x0100   /* 100TX Full Duplex Capable */
-#define NWAY_AR_100T4_CAPS     0x0200   /* 100T4 Capable */
-#define NWAY_AR_PAUSE          0x0400   /* Pause operation desired */
-#define NWAY_AR_ASM_DIR        0x0800   /* Asymmetric Pause Direction bit */
-#define NWAY_AR_REMOTE_FAULT   0x2000   /* Remote Fault detected */
-#define NWAY_AR_NEXT_PAGE      0x8000   /* Next Page ability supported */
+#define NWAY_AR_SELECTOR_FIELD 0x0001	/* indicates IEEE 802.3 CSMA/CD */
+#define NWAY_AR_10T_HD_CAPS    0x0020	/* 10T   Half Duplex Capable */
+#define NWAY_AR_10T_FD_CAPS    0x0040	/* 10T   Full Duplex Capable */
+#define NWAY_AR_100TX_HD_CAPS  0x0080	/* 100TX Half Duplex Capable */
+#define NWAY_AR_100TX_FD_CAPS  0x0100	/* 100TX Full Duplex Capable */
+#define NWAY_AR_100T4_CAPS     0x0200	/* 100T4 Capable */
+#define NWAY_AR_PAUSE          0x0400	/* Pause operation desired */
+#define NWAY_AR_ASM_DIR        0x0800	/* Asymmetric Pause Direction bit */
+#define NWAY_AR_REMOTE_FAULT   0x2000	/* Remote Fault detected */
+#define NWAY_AR_NEXT_PAGE      0x8000	/* Next Page ability supported */
 
 /* Link Partner Ability Register (Base Page) */
-#define NWAY_LPAR_SELECTOR_FIELD 0x0000 /* LP protocol selector field */
-#define NWAY_LPAR_10T_HD_CAPS    0x0020 /* LP is 10T   Half Duplex Capable */
-#define NWAY_LPAR_10T_FD_CAPS    0x0040 /* LP is 10T   Full Duplex Capable */
-#define NWAY_LPAR_100TX_HD_CAPS  0x0080 /* LP is 100TX Half Duplex Capable */
-#define NWAY_LPAR_100TX_FD_CAPS  0x0100 /* LP is 100TX Full Duplex Capable */
-#define NWAY_LPAR_100T4_CAPS     0x0200 /* LP is 100T4 Capable */
-#define NWAY_LPAR_PAUSE          0x0400 /* LP Pause operation desired */
-#define NWAY_LPAR_ASM_DIR        0x0800 /* LP Asymmetric Pause Direction bit */
-#define NWAY_LPAR_REMOTE_FAULT   0x2000 /* LP has detected Remote Fault */
-#define NWAY_LPAR_ACKNOWLEDGE    0x4000 /* LP has rx'd link code word */
-#define NWAY_LPAR_NEXT_PAGE      0x8000 /* Next Page ability supported */
+#define NWAY_LPAR_SELECTOR_FIELD 0x0000	/* LP protocol selector field */
+#define NWAY_LPAR_10T_HD_CAPS    0x0020	/* LP is 10T   Half Duplex Capable */
+#define NWAY_LPAR_10T_FD_CAPS    0x0040	/* LP is 10T   Full Duplex Capable */
+#define NWAY_LPAR_100TX_HD_CAPS  0x0080	/* LP is 100TX Half Duplex Capable */
+#define NWAY_LPAR_100TX_FD_CAPS  0x0100	/* LP is 100TX Full Duplex Capable */
+#define NWAY_LPAR_100T4_CAPS     0x0200	/* LP is 100T4 Capable */
+#define NWAY_LPAR_PAUSE          0x0400	/* LP Pause operation desired */
+#define NWAY_LPAR_ASM_DIR        0x0800	/* LP Asymmetric Pause Direction bit */
+#define NWAY_LPAR_REMOTE_FAULT   0x2000	/* LP has detected Remote Fault */
+#define NWAY_LPAR_ACKNOWLEDGE    0x4000	/* LP has rx'd link code word */
+#define NWAY_LPAR_NEXT_PAGE      0x8000	/* Next Page ability supported */
 
 /* Autoneg Expansion Register */
-#define NWAY_ER_LP_NWAY_CAPS      0x0001 /* LP has Auto Neg Capability */
-#define NWAY_ER_PAGE_RXD          0x0002 /* LP is 10T   Half Duplex Capable */
-#define NWAY_ER_NEXT_PAGE_CAPS    0x0004 /* LP is 10T   Full Duplex Capable */
-#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008 /* LP is 100TX Half Duplex Capable */
-#define NWAY_ER_PAR_DETECT_FAULT  0x0010 /* LP is 100TX Full Duplex Capable */
+#define NWAY_ER_LP_NWAY_CAPS      0x0001	/* LP has Auto Neg Capability */
+#define NWAY_ER_PAGE_RXD          0x0002	/* LP is 10T   Half Duplex Capable */
+#define NWAY_ER_NEXT_PAGE_CAPS    0x0004	/* LP is 10T   Full Duplex Capable */
+#define NWAY_ER_LP_NEXT_PAGE_CAPS 0x0008	/* LP is 100TX Half Duplex Capable */
+#define NWAY_ER_PAR_DETECT_FAULT  0x0010	/* LP is 100TX Full Duplex Capable */
 
 /* Next Page TX Register */
-#define NPTX_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
-#define NPTX_TOGGLE         0x0800 /* Toggles between exchanges
-                                    * of different NP
-                                    */
-#define NPTX_ACKNOWLDGE2    0x1000 /* 1 = will comply with msg
-                                    * 0 = cannot comply with msg
-                                    */
-#define NPTX_MSG_PAGE       0x2000 /* formatted(1)/unformatted(0) pg */
-#define NPTX_NEXT_PAGE      0x8000 /* 1 = addition NP will follow
-                                    * 0 = sending last NP
-                                    */
+#define NPTX_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
+#define NPTX_TOGGLE         0x0800	/* Toggles between exchanges
+					 * of different NP
+					 */
+#define NPTX_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
+					 * 0 = cannot comply with msg
+					 */
+#define NPTX_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
+#define NPTX_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
+					 * 0 = sending last NP
+					 */
 
 /* Link Partner Next Page Register */
-#define LP_RNPR_MSG_CODE_FIELD 0x0001 /* NP msg code or unformatted data */
-#define LP_RNPR_TOGGLE         0x0800 /* Toggles between exchanges
-                                       * of different NP
-                                       */
-#define LP_RNPR_ACKNOWLDGE2    0x1000 /* 1 = will comply with msg
-                                       * 0 = cannot comply with msg
-                                       */
-#define LP_RNPR_MSG_PAGE       0x2000  /* formatted(1)/unformatted(0) pg */
-#define LP_RNPR_ACKNOWLDGE     0x4000  /* 1 = ACK / 0 = NO ACK */
-#define LP_RNPR_NEXT_PAGE      0x8000  /* 1 = addition NP will follow
-                                        * 0 = sending last NP
-                                        */
+#define LP_RNPR_MSG_CODE_FIELD 0x0001	/* NP msg code or unformatted data */
+#define LP_RNPR_TOGGLE         0x0800	/* Toggles between exchanges
+					 * of different NP
+					 */
+#define LP_RNPR_ACKNOWLDGE2    0x1000	/* 1 = will comply with msg
+					 * 0 = cannot comply with msg
+					 */
+#define LP_RNPR_MSG_PAGE       0x2000	/* formatted(1)/unformatted(0) pg */
+#define LP_RNPR_ACKNOWLDGE     0x4000	/* 1 = ACK / 0 = NO ACK */
+#define LP_RNPR_NEXT_PAGE      0x8000	/* 1 = addition NP will follow
+					 * 0 = sending last NP
+					 */
 
 /* 1000BASE-T Control Register */
-#define CR_1000T_ASYM_PAUSE      0x0080 /* Advertise asymmetric pause bit */
-#define CR_1000T_HD_CAPS         0x0100 /* Advertise 1000T HD capability */
-#define CR_1000T_FD_CAPS         0x0200 /* Advertise 1000T FD capability  */
-#define CR_1000T_REPEATER_DTE    0x0400 /* 1=Repeater/switch device port */
-                                        /* 0=DTE device */
-#define CR_1000T_MS_VALUE        0x0800 /* 1=Configure PHY as Master */
-                                        /* 0=Configure PHY as Slave */
-#define CR_1000T_MS_ENABLE       0x1000 /* 1=Master/Slave manual config value */
-                                        /* 0=Automatic Master/Slave config */
-#define CR_1000T_TEST_MODE_NORMAL 0x0000 /* Normal Operation */
-#define CR_1000T_TEST_MODE_1     0x2000 /* Transmit Waveform test */
-#define CR_1000T_TEST_MODE_2     0x4000 /* Master Transmit Jitter test */
-#define CR_1000T_TEST_MODE_3     0x6000 /* Slave Transmit Jitter test */
-#define CR_1000T_TEST_MODE_4     0x8000 /* Transmitter Distortion test */
+#define CR_1000T_ASYM_PAUSE      0x0080	/* Advertise asymmetric pause bit */
+#define CR_1000T_HD_CAPS         0x0100	/* Advertise 1000T HD capability */
+#define CR_1000T_FD_CAPS         0x0200	/* Advertise 1000T FD capability  */
+#define CR_1000T_REPEATER_DTE    0x0400	/* 1=Repeater/switch device port */
+					/* 0=DTE device */
+#define CR_1000T_MS_VALUE        0x0800	/* 1=Configure PHY as Master */
+					/* 0=Configure PHY as Slave */
+#define CR_1000T_MS_ENABLE       0x1000	/* 1=Master/Slave manual config value */
+					/* 0=Automatic Master/Slave config */
+#define CR_1000T_TEST_MODE_NORMAL 0x0000	/* Normal Operation */
+#define CR_1000T_TEST_MODE_1     0x2000	/* Transmit Waveform test */
+#define CR_1000T_TEST_MODE_2     0x4000	/* Master Transmit Jitter test */
+#define CR_1000T_TEST_MODE_3     0x6000	/* Slave Transmit Jitter test */
+#define CR_1000T_TEST_MODE_4     0x8000	/* Transmitter Distortion test */
 
 /* 1000BASE-T Status Register */
-#define SR_1000T_IDLE_ERROR_CNT   0x00FF /* Num idle errors since last read */
-#define SR_1000T_ASYM_PAUSE_DIR   0x0100 /* LP asymmetric pause direction bit */
-#define SR_1000T_LP_HD_CAPS       0x0400 /* LP is 1000T HD capable */
-#define SR_1000T_LP_FD_CAPS       0x0800 /* LP is 1000T FD capable */
-#define SR_1000T_REMOTE_RX_STATUS 0x1000 /* Remote receiver OK */
-#define SR_1000T_LOCAL_RX_STATUS  0x2000 /* Local receiver OK */
-#define SR_1000T_MS_CONFIG_RES    0x4000 /* 1=Local TX is Master, 0=Slave */
-#define SR_1000T_MS_CONFIG_FAULT  0x8000 /* Master/Slave config fault */
+#define SR_1000T_IDLE_ERROR_CNT   0x00FF	/* Num idle errors since last read */
+#define SR_1000T_ASYM_PAUSE_DIR   0x0100	/* LP asymmetric pause direction bit */
+#define SR_1000T_LP_HD_CAPS       0x0400	/* LP is 1000T HD capable */
+#define SR_1000T_LP_FD_CAPS       0x0800	/* LP is 1000T FD capable */
+#define SR_1000T_REMOTE_RX_STATUS 0x1000	/* Remote receiver OK */
+#define SR_1000T_LOCAL_RX_STATUS  0x2000	/* Local receiver OK */
+#define SR_1000T_MS_CONFIG_RES    0x4000	/* 1=Local TX is Master, 0=Slave */
+#define SR_1000T_MS_CONFIG_FAULT  0x8000	/* Master/Slave config fault */
 #define SR_1000T_REMOTE_RX_STATUS_SHIFT          12
 #define SR_1000T_LOCAL_RX_STATUS_SHIFT           13
 #define SR_1000T_PHY_EXCESSIVE_IDLE_ERR_COUNT    5
@@ -2829,64 +2652,64 @@ struct e1000_host_command_info {
 #define FFE_IDLE_ERR_COUNT_TIMEOUT_100           100
 
 /* Extended Status Register */
-#define IEEE_ESR_1000T_HD_CAPS 0x1000 /* 1000T HD capable */
-#define IEEE_ESR_1000T_FD_CAPS 0x2000 /* 1000T FD capable */
-#define IEEE_ESR_1000X_HD_CAPS 0x4000 /* 1000X HD capable */
-#define IEEE_ESR_1000X_FD_CAPS 0x8000 /* 1000X FD capable */
+#define IEEE_ESR_1000T_HD_CAPS 0x1000	/* 1000T HD capable */
+#define IEEE_ESR_1000T_FD_CAPS 0x2000	/* 1000T FD capable */
+#define IEEE_ESR_1000X_HD_CAPS 0x4000	/* 1000X HD capable */
+#define IEEE_ESR_1000X_FD_CAPS 0x8000	/* 1000X FD capable */
 
-#define PHY_TX_POLARITY_MASK   0x0100 /* register 10h bit 8 (polarity bit) */
-#define PHY_TX_NORMAL_POLARITY 0      /* register 10h bit 8 (normal polarity) */
+#define PHY_TX_POLARITY_MASK   0x0100	/* register 10h bit 8 (polarity bit) */
+#define PHY_TX_NORMAL_POLARITY 0	/* register 10h bit 8 (normal polarity) */
 
-#define AUTO_POLARITY_DISABLE  0x0010 /* register 11h bit 4 */
-                                      /* (0=enable, 1=disable) */
+#define AUTO_POLARITY_DISABLE  0x0010	/* register 11h bit 4 */
+				      /* (0=enable, 1=disable) */
 
 /* M88E1000 PHY Specific Control Register */
-#define M88E1000_PSCR_JABBER_DISABLE    0x0001 /* 1=Jabber Function disabled */
-#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002 /* 1=Polarity Reversal enabled */
-#define M88E1000_PSCR_SQE_TEST          0x0004 /* 1=SQE Test enabled */
-#define M88E1000_PSCR_CLK125_DISABLE    0x0010 /* 1=CLK125 low,
-                                                * 0=CLK125 toggling
-                                                */
-#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000  /* MDI Crossover Mode bits 6:5 */
-                                               /* Manual MDI configuration */
-#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020  /* Manual MDIX configuration */
-#define M88E1000_PSCR_AUTO_X_1000T     0x0040  /* 1000BASE-T: Auto crossover,
-                                                *  100BASE-TX/10BASE-T:
-                                                *  MDI Mode
-                                                */
-#define M88E1000_PSCR_AUTO_X_MODE      0x0060  /* Auto crossover enabled
-                                                * all speeds.
-                                                */
+#define M88E1000_PSCR_JABBER_DISABLE    0x0001	/* 1=Jabber Function disabled */
+#define M88E1000_PSCR_POLARITY_REVERSAL 0x0002	/* 1=Polarity Reversal enabled */
+#define M88E1000_PSCR_SQE_TEST          0x0004	/* 1=SQE Test enabled */
+#define M88E1000_PSCR_CLK125_DISABLE    0x0010	/* 1=CLK125 low,
+						 * 0=CLK125 toggling
+						 */
+#define M88E1000_PSCR_MDI_MANUAL_MODE  0x0000	/* MDI Crossover Mode bits 6:5 */
+					       /* Manual MDI configuration */
+#define M88E1000_PSCR_MDIX_MANUAL_MODE 0x0020	/* Manual MDIX configuration */
+#define M88E1000_PSCR_AUTO_X_1000T     0x0040	/* 1000BASE-T: Auto crossover,
+						 *  100BASE-TX/10BASE-T:
+						 *  MDI Mode
+						 */
+#define M88E1000_PSCR_AUTO_X_MODE      0x0060	/* Auto crossover enabled
+						 * all speeds.
+						 */
 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE 0x0080
-                                        /* 1=Enable Extended 10BASE-T distance
-                                         * (Lower 10BASE-T RX Threshold)
-                                         * 0=Normal 10BASE-T RX Threshold */
+					/* 1=Enable Extended 10BASE-T distance
+					 * (Lower 10BASE-T RX Threshold)
+					 * 0=Normal 10BASE-T RX Threshold */
 #define M88E1000_PSCR_MII_5BIT_ENABLE      0x0100
-                                        /* 1=5-Bit interface in 100BASE-TX
-                                         * 0=MII interface in 100BASE-TX */
-#define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200 /* 1=Scrambler disable */
-#define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400 /* 1=Force link good */
-#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800 /* 1=Assert CRS on Transmit */
+					/* 1=5-Bit interface in 100BASE-TX
+					 * 0=MII interface in 100BASE-TX */
+#define M88E1000_PSCR_SCRAMBLER_DISABLE    0x0200	/* 1=Scrambler disable */
+#define M88E1000_PSCR_FORCE_LINK_GOOD      0x0400	/* 1=Force link good */
+#define M88E1000_PSCR_ASSERT_CRS_ON_TX     0x0800	/* 1=Assert CRS on Transmit */
 
 #define M88E1000_PSCR_POLARITY_REVERSAL_SHIFT    1
 #define M88E1000_PSCR_AUTO_X_MODE_SHIFT          5
 #define M88E1000_PSCR_10BT_EXT_DIST_ENABLE_SHIFT 7
 
 /* M88E1000 PHY Specific Status Register */
-#define M88E1000_PSSR_JABBER             0x0001 /* 1=Jabber */
-#define M88E1000_PSSR_REV_POLARITY       0x0002 /* 1=Polarity reversed */
-#define M88E1000_PSSR_DOWNSHIFT          0x0020 /* 1=Downshifted */
-#define M88E1000_PSSR_MDIX               0x0040 /* 1=MDIX; 0=MDI */
-#define M88E1000_PSSR_CABLE_LENGTH       0x0380 /* 0=<50M;1=50-80M;2=80-110M;
-                                            * 3=110-140M;4=>140M */
-#define M88E1000_PSSR_LINK               0x0400 /* 1=Link up, 0=Link down */
-#define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800 /* 1=Speed & Duplex resolved */
-#define M88E1000_PSSR_PAGE_RCVD          0x1000 /* 1=Page received */
-#define M88E1000_PSSR_DPLX               0x2000 /* 1=Duplex 0=Half Duplex */
-#define M88E1000_PSSR_SPEED              0xC000 /* Speed, bits 14:15 */
-#define M88E1000_PSSR_10MBS              0x0000 /* 00=10Mbs */
-#define M88E1000_PSSR_100MBS             0x4000 /* 01=100Mbs */
-#define M88E1000_PSSR_1000MBS            0x8000 /* 10=1000Mbs */
+#define M88E1000_PSSR_JABBER             0x0001	/* 1=Jabber */
+#define M88E1000_PSSR_REV_POLARITY       0x0002	/* 1=Polarity reversed */
+#define M88E1000_PSSR_DOWNSHIFT          0x0020	/* 1=Downshifted */
+#define M88E1000_PSSR_MDIX               0x0040	/* 1=MDIX; 0=MDI */
+#define M88E1000_PSSR_CABLE_LENGTH       0x0380	/* 0=<50M;1=50-80M;2=80-110M;
+						 * 3=110-140M;4=>140M */
+#define M88E1000_PSSR_LINK               0x0400	/* 1=Link up, 0=Link down */
+#define M88E1000_PSSR_SPD_DPLX_RESOLVED  0x0800	/* 1=Speed & Duplex resolved */
+#define M88E1000_PSSR_PAGE_RCVD          0x1000	/* 1=Page received */
+#define M88E1000_PSSR_DPLX               0x2000	/* 1=Duplex 0=Half Duplex */
+#define M88E1000_PSSR_SPEED              0xC000	/* Speed, bits 14:15 */
+#define M88E1000_PSSR_10MBS              0x0000	/* 00=10Mbs */
+#define M88E1000_PSSR_100MBS             0x4000	/* 01=100Mbs */
+#define M88E1000_PSSR_1000MBS            0x8000	/* 10=1000Mbs */
 
 #define M88E1000_PSSR_REV_POLARITY_SHIFT 1
 #define M88E1000_PSSR_DOWNSHIFT_SHIFT    5
@@ -2894,12 +2717,12 @@ struct e1000_host_command_info {
 #define M88E1000_PSSR_CABLE_LENGTH_SHIFT 7
 
 /* M88E1000 Extended PHY Specific Control Register */
-#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000 /* 1=Fiber loopback */
-#define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000 /* 1=Lost lock detect enabled.
-                                              * Will assert lost lock and bring
-                                              * link down if idle not seen
-                                              * within 1ms in 1000BASE-T
-                                              */
+#define M88E1000_EPSCR_FIBER_LOOPBACK 0x4000	/* 1=Fiber loopback */
+#define M88E1000_EPSCR_DOWN_NO_IDLE   0x8000	/* 1=Lost lock detect enabled.
+						 * Will assert lost lock and bring
+						 * link down if idle not seen
+						 * within 1ms in 1000BASE-T
+						 */
 /* Number of times we will attempt to autonegotiate before downshifting if we
  * are the master */
 #define M88E1000_EPSCR_MASTER_DOWNSHIFT_MASK 0x0C00
@@ -2914,9 +2737,9 @@ struct e1000_host_command_info {
 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_1X    0x0100
 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_2X    0x0200
 #define M88E1000_EPSCR_SLAVE_DOWNSHIFT_3X    0x0300
-#define M88E1000_EPSCR_TX_CLK_2_5     0x0060 /* 2.5 MHz TX_CLK */
-#define M88E1000_EPSCR_TX_CLK_25      0x0070 /* 25  MHz TX_CLK */
-#define M88E1000_EPSCR_TX_CLK_0       0x0000 /* NO  TX_CLK */
+#define M88E1000_EPSCR_TX_CLK_2_5     0x0060	/* 2.5 MHz TX_CLK */
+#define M88E1000_EPSCR_TX_CLK_25      0x0070	/* 25  MHz TX_CLK */
+#define M88E1000_EPSCR_TX_CLK_0       0x0000	/* NO  TX_CLK */
 
 /* M88EC018 Rev 2 specific DownShift settings */
 #define M88EC018_EPSCR_DOWNSHIFT_COUNTER_MASK  0x0E00
@@ -2938,18 +2761,18 @@ struct e1000_host_command_info {
 #define IGP01E1000_PSCFR_DISABLE_TRANSMIT      0x2000
 
 /* IGP01E1000 Specific Port Status Register - R/O */
-#define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001 /* RO LH SC */
+#define IGP01E1000_PSSR_AUTONEG_FAILED         0x0001	/* RO LH SC */
 #define IGP01E1000_PSSR_POLARITY_REVERSED      0x0002
 #define IGP01E1000_PSSR_CABLE_LENGTH           0x007C
 #define IGP01E1000_PSSR_FULL_DUPLEX            0x0200
 #define IGP01E1000_PSSR_LINK_UP                0x0400
 #define IGP01E1000_PSSR_MDIX                   0x0800
-#define IGP01E1000_PSSR_SPEED_MASK             0xC000 /* speed bits mask */
+#define IGP01E1000_PSSR_SPEED_MASK             0xC000	/* speed bits mask */
 #define IGP01E1000_PSSR_SPEED_10MBPS           0x4000
 #define IGP01E1000_PSSR_SPEED_100MBPS          0x8000
 #define IGP01E1000_PSSR_SPEED_1000MBPS         0xC000
-#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002 /* shift right 2 */
-#define IGP01E1000_PSSR_MDIX_SHIFT             0x000B /* shift right 11 */
+#define IGP01E1000_PSSR_CABLE_LENGTH_SHIFT     0x0002	/* shift right 2 */
+#define IGP01E1000_PSSR_MDIX_SHIFT             0x000B	/* shift right 11 */
 
 /* IGP01E1000 Specific Port Control Register - R/W */
 #define IGP01E1000_PSCR_TP_LOOPBACK            0x0010
@@ -2957,16 +2780,16 @@ struct e1000_host_command_info {
 #define IGP01E1000_PSCR_TEN_CRS_SELECT         0x0400
 #define IGP01E1000_PSCR_FLIP_CHIP              0x0800
 #define IGP01E1000_PSCR_AUTO_MDIX              0x1000
-#define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000 /* 0-MDI, 1-MDIX */
+#define IGP01E1000_PSCR_FORCE_MDI_MDIX         0x2000	/* 0-MDI, 1-MDIX */
 
 /* IGP01E1000 Specific Port Link Health Register */
 #define IGP01E1000_PLHR_SS_DOWNGRADE           0x8000
 #define IGP01E1000_PLHR_GIG_SCRAMBLER_ERROR    0x4000
 #define IGP01E1000_PLHR_MASTER_FAULT           0x2000
 #define IGP01E1000_PLHR_MASTER_RESOLUTION      0x1000
-#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800 /* LH */
-#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400 /* LH */
-#define IGP01E1000_PLHR_DATA_ERR_1             0x0200 /* LH */
+#define IGP01E1000_PLHR_GIG_REM_RCVR_NOK       0x0800	/* LH */
+#define IGP01E1000_PLHR_IDLE_ERROR_CNT_OFLOW   0x0400	/* LH */
+#define IGP01E1000_PLHR_DATA_ERR_1             0x0200	/* LH */
 #define IGP01E1000_PLHR_DATA_ERR_0             0x0100
 #define IGP01E1000_PLHR_AUTONEG_FAULT          0x0040
 #define IGP01E1000_PLHR_AUTONEG_ACTIVE         0x0010
@@ -2981,9 +2804,9 @@ struct e1000_host_command_info {
 #define IGP01E1000_MSE_CHANNEL_B        0x0F00
 #define IGP01E1000_MSE_CHANNEL_A        0xF000
 
-#define IGP02E1000_PM_SPD                         0x0001  /* Smart Power Down */
-#define IGP02E1000_PM_D3_LPLU                     0x0004  /* Enable LPLU in non-D0a modes */
-#define IGP02E1000_PM_D0_LPLU                     0x0002  /* Enable LPLU in D0a mode */
+#define IGP02E1000_PM_SPD                         0x0001	/* Smart Power Down */
+#define IGP02E1000_PM_D3_LPLU                     0x0004	/* Enable LPLU in non-D0a modes */
+#define IGP02E1000_PM_D0_LPLU                     0x0002	/* Enable LPLU in D0a mode */
 
 /* IGP01E1000 DSP reset macros */
 #define DSP_RESET_ENABLE     0x0
@@ -2992,8 +2815,8 @@ struct e1000_host_command_info {
 
 /* IGP01E1000 & IGP02E1000 AGC Registers */
 
-#define IGP01E1000_AGC_LENGTH_SHIFT 7         /* Coarse - 13:11, Fine - 10:7 */
-#define IGP02E1000_AGC_LENGTH_SHIFT 9         /* Coarse - 15:13, Fine - 12:9 */
+#define IGP01E1000_AGC_LENGTH_SHIFT 7	/* Coarse - 13:11, Fine - 10:7 */
+#define IGP02E1000_AGC_LENGTH_SHIFT 9	/* Coarse - 15:13, Fine - 12:9 */
 
 /* IGP02E1000 AGC Register Length 9-bit mask */
 #define IGP02E1000_AGC_LENGTH_MASK  0x7F
@@ -3011,9 +2834,9 @@ struct e1000_host_command_info {
 #define IGP01E1000_PHY_POLARITY_MASK    0x0078
 
 /* IGP01E1000 GMII FIFO Register */
-#define IGP01E1000_GMII_FLEX_SPD               0x10 /* Enable flexible speed
-                                                     * on Link-Up */
-#define IGP01E1000_GMII_SPD                    0x20 /* Enable SPD */
+#define IGP01E1000_GMII_FLEX_SPD               0x10	/* Enable flexible speed
+							 * on Link-Up */
+#define IGP01E1000_GMII_SPD                    0x20	/* Enable SPD */
 
 /* IGP01E1000 Analog Register */
 #define IGP01E1000_ANALOG_SPARE_FUSE_STATUS       0x20D1
@@ -3032,114 +2855,6 @@ struct e1000_host_command_info {
 #define IGP01E1000_ANALOG_FUSE_FINE_1               0x0080
 #define IGP01E1000_ANALOG_FUSE_FINE_10              0x0500
 
-/* GG82563 PHY Specific Status Register (Page 0, Register 16 */
-#define GG82563_PSCR_DISABLE_JABBER             0x0001 /* 1=Disable Jabber */
-#define GG82563_PSCR_POLARITY_REVERSAL_DISABLE  0x0002 /* 1=Polarity Reversal Disabled */
-#define GG82563_PSCR_POWER_DOWN                 0x0004 /* 1=Power Down */
-#define GG82563_PSCR_COPPER_TRANSMITER_DISABLE  0x0008 /* 1=Transmitter Disabled */
-#define GG82563_PSCR_CROSSOVER_MODE_MASK        0x0060
-#define GG82563_PSCR_CROSSOVER_MODE_MDI         0x0000 /* 00=Manual MDI configuration */
-#define GG82563_PSCR_CROSSOVER_MODE_MDIX        0x0020 /* 01=Manual MDIX configuration */
-#define GG82563_PSCR_CROSSOVER_MODE_AUTO        0x0060 /* 11=Automatic crossover */
-#define GG82563_PSCR_ENALBE_EXTENDED_DISTANCE   0x0080 /* 1=Enable Extended Distance */
-#define GG82563_PSCR_ENERGY_DETECT_MASK         0x0300
-#define GG82563_PSCR_ENERGY_DETECT_OFF          0x0000 /* 00,01=Off */
-#define GG82563_PSCR_ENERGY_DETECT_RX           0x0200 /* 10=Sense on Rx only (Energy Detect) */
-#define GG82563_PSCR_ENERGY_DETECT_RX_TM        0x0300 /* 11=Sense and Tx NLP */
-#define GG82563_PSCR_FORCE_LINK_GOOD            0x0400 /* 1=Force Link Good */
-#define GG82563_PSCR_DOWNSHIFT_ENABLE           0x0800 /* 1=Enable Downshift */
-#define GG82563_PSCR_DOWNSHIFT_COUNTER_MASK     0x7000
-#define GG82563_PSCR_DOWNSHIFT_COUNTER_SHIFT    12
-
-/* PHY Specific Status Register (Page 0, Register 17) */
-#define GG82563_PSSR_JABBER                0x0001 /* 1=Jabber */
-#define GG82563_PSSR_POLARITY              0x0002 /* 1=Polarity Reversed */
-#define GG82563_PSSR_LINK                  0x0008 /* 1=Link is Up */
-#define GG82563_PSSR_ENERGY_DETECT         0x0010 /* 1=Sleep, 0=Active */
-#define GG82563_PSSR_DOWNSHIFT             0x0020 /* 1=Downshift */
-#define GG82563_PSSR_CROSSOVER_STATUS      0x0040 /* 1=MDIX, 0=MDI */
-#define GG82563_PSSR_RX_PAUSE_ENABLED      0x0100 /* 1=Receive Pause Enabled */
-#define GG82563_PSSR_TX_PAUSE_ENABLED      0x0200 /* 1=Transmit Pause Enabled */
-#define GG82563_PSSR_LINK_UP               0x0400 /* 1=Link Up */
-#define GG82563_PSSR_SPEED_DUPLEX_RESOLVED 0x0800 /* 1=Resolved */
-#define GG82563_PSSR_PAGE_RECEIVED         0x1000 /* 1=Page Received */
-#define GG82563_PSSR_DUPLEX                0x2000 /* 1-Full-Duplex */
-#define GG82563_PSSR_SPEED_MASK            0xC000
-#define GG82563_PSSR_SPEED_10MBPS          0x0000 /* 00=10Mbps */
-#define GG82563_PSSR_SPEED_100MBPS         0x4000 /* 01=100Mbps */
-#define GG82563_PSSR_SPEED_1000MBPS        0x8000 /* 10=1000Mbps */
-
-/* PHY Specific Status Register 2 (Page 0, Register 19) */
-#define GG82563_PSSR2_JABBER                0x0001 /* 1=Jabber */
-#define GG82563_PSSR2_POLARITY_CHANGED      0x0002 /* 1=Polarity Changed */
-#define GG82563_PSSR2_ENERGY_DETECT_CHANGED 0x0010 /* 1=Energy Detect Changed */
-#define GG82563_PSSR2_DOWNSHIFT_INTERRUPT   0x0020 /* 1=Downshift Detected */
-#define GG82563_PSSR2_MDI_CROSSOVER_CHANGE  0x0040 /* 1=Crossover Changed */
-#define GG82563_PSSR2_FALSE_CARRIER         0x0100 /* 1=False Carrier */
-#define GG82563_PSSR2_SYMBOL_ERROR          0x0200 /* 1=Symbol Error */
-#define GG82563_PSSR2_LINK_STATUS_CHANGED   0x0400 /* 1=Link Status Changed */
-#define GG82563_PSSR2_AUTO_NEG_COMPLETED    0x0800 /* 1=Auto-Neg Completed */
-#define GG82563_PSSR2_PAGE_RECEIVED         0x1000 /* 1=Page Received */
-#define GG82563_PSSR2_DUPLEX_CHANGED        0x2000 /* 1=Duplex Changed */
-#define GG82563_PSSR2_SPEED_CHANGED         0x4000 /* 1=Speed Changed */
-#define GG82563_PSSR2_AUTO_NEG_ERROR        0x8000 /* 1=Auto-Neg Error */
-
-/* PHY Specific Control Register 2 (Page 0, Register 26) */
-#define GG82563_PSCR2_10BT_POLARITY_FORCE           0x0002 /* 1=Force Negative Polarity */
-#define GG82563_PSCR2_1000MB_TEST_SELECT_MASK       0x000C
-#define GG82563_PSCR2_1000MB_TEST_SELECT_NORMAL     0x0000 /* 00,01=Normal Operation */
-#define GG82563_PSCR2_1000MB_TEST_SELECT_112NS      0x0008 /* 10=Select 112ns Sequence */
-#define GG82563_PSCR2_1000MB_TEST_SELECT_16NS       0x000C /* 11=Select 16ns Sequence */
-#define GG82563_PSCR2_REVERSE_AUTO_NEG              0x2000 /* 1=Reverse Auto-Negotiation */
-#define GG82563_PSCR2_1000BT_DISABLE                0x4000 /* 1=Disable 1000BASE-T */
-#define GG82563_PSCR2_TRANSMITER_TYPE_MASK          0x8000
-#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_B      0x0000 /* 0=Class B */
-#define GG82563_PSCR2_TRANSMITTER_TYPE_CLASS_A      0x8000 /* 1=Class A */
-
-/* MAC Specific Control Register (Page 2, Register 21) */
-/* Tx clock speed for Link Down and 1000BASE-T for the following speeds */
-#define GG82563_MSCR_TX_CLK_MASK                    0x0007
-#define GG82563_MSCR_TX_CLK_10MBPS_2_5MHZ           0x0004
-#define GG82563_MSCR_TX_CLK_100MBPS_25MHZ           0x0005
-#define GG82563_MSCR_TX_CLK_1000MBPS_2_5MHZ         0x0006
-#define GG82563_MSCR_TX_CLK_1000MBPS_25MHZ          0x0007
-
-#define GG82563_MSCR_ASSERT_CRS_ON_TX               0x0010 /* 1=Assert */
-
-/* DSP Distance Register (Page 5, Register 26) */
-#define GG82563_DSPD_CABLE_LENGTH               0x0007 /* 0 = <50M;
-                                                          1 = 50-80M;
-                                                          2 = 80-110M;
-                                                          3 = 110-140M;
-                                                          4 = >140M */
-
-/* Kumeran Mode Control Register (Page 193, Register 16) */
-#define GG82563_KMCR_PHY_LEDS_EN                    0x0020 /* 1=PHY LEDs, 0=Kumeran Inband LEDs */
-#define GG82563_KMCR_FORCE_LINK_UP                  0x0040 /* 1=Force Link Up */
-#define GG82563_KMCR_SUPPRESS_SGMII_EPD_EXT         0x0080
-#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT_MASK     0x0400
-#define GG82563_KMCR_MDIO_BUS_SPEED_SELECT          0x0400 /* 1=6.25MHz, 0=0.8MHz */
-#define GG82563_KMCR_PASS_FALSE_CARRIER             0x0800
-
-/* Power Management Control Register (Page 193, Register 20) */
-#define GG82563_PMCR_ENABLE_ELECTRICAL_IDLE         0x0001 /* 1=Enalbe SERDES Electrical Idle */
-#define GG82563_PMCR_DISABLE_PORT                   0x0002 /* 1=Disable Port */
-#define GG82563_PMCR_DISABLE_SERDES                 0x0004 /* 1=Disable SERDES */
-#define GG82563_PMCR_REVERSE_AUTO_NEG               0x0008 /* 1=Enable Reverse Auto-Negotiation */
-#define GG82563_PMCR_DISABLE_1000_NON_D0            0x0010 /* 1=Disable 1000Mbps Auto-Neg in non D0 */
-#define GG82563_PMCR_DISABLE_1000                   0x0020 /* 1=Disable 1000Mbps Auto-Neg Always */
-#define GG82563_PMCR_REVERSE_AUTO_NEG_D0A           0x0040 /* 1=Enable D0a Reverse Auto-Negotiation */
-#define GG82563_PMCR_FORCE_POWER_STATE              0x0080 /* 1=Force Power State */
-#define GG82563_PMCR_PROGRAMMED_POWER_STATE_MASK    0x0300
-#define GG82563_PMCR_PROGRAMMED_POWER_STATE_DR      0x0000 /* 00=Dr */
-#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0U     0x0100 /* 01=D0u */
-#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D0A     0x0200 /* 10=D0a */
-#define GG82563_PMCR_PROGRAMMED_POWER_STATE_D3      0x0300 /* 11=D3 */
-
-/* In-Band Control Register (Page 194, Register 18) */
-#define GG82563_ICR_DIS_PADDING                     0x0010 /* Disable Padding Use */
-
-
 /* Bit definitions for valid PHY IDs. */
 /* I = Integrated
  * E = External
@@ -3154,8 +2869,6 @@ struct e1000_host_command_info {
 #define M88E1011_I_REV_4   0x04
 #define M88E1111_I_PHY_ID  0x01410CC0
 #define L1LXT971A_PHY_ID   0x001378E0
-#define GG82563_E_PHY_ID   0x01410CA0
-
 
 /* Bits...
  * 15-5: page
@@ -3166,41 +2879,41 @@ struct e1000_host_command_info {
         (((page) << PHY_PAGE_SHIFT) | ((reg) & MAX_PHY_REG_ADDRESS))
 
 #define IGP3_PHY_PORT_CTRL           \
-        PHY_REG(769, 17) /* Port General Configuration */
+        PHY_REG(769, 17)	/* Port General Configuration */
 #define IGP3_PHY_RATE_ADAPT_CTRL \
-        PHY_REG(769, 25) /* Rate Adapter Control Register */
+        PHY_REG(769, 25)	/* Rate Adapter Control Register */
 
 #define IGP3_KMRN_FIFO_CTRL_STATS \
-        PHY_REG(770, 16) /* KMRN FIFO's control/status register */
+        PHY_REG(770, 16)	/* KMRN FIFO's control/status register */
 #define IGP3_KMRN_POWER_MNG_CTRL \
-        PHY_REG(770, 17) /* KMRN Power Management Control Register */
+        PHY_REG(770, 17)	/* KMRN Power Management Control Register */
 #define IGP3_KMRN_INBAND_CTRL \
-        PHY_REG(770, 18) /* KMRN Inband Control Register */
+        PHY_REG(770, 18)	/* KMRN Inband Control Register */
 #define IGP3_KMRN_DIAG \
-        PHY_REG(770, 19) /* KMRN Diagnostic register */
-#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002 /* RX PCS is not synced */
+        PHY_REG(770, 19)	/* KMRN Diagnostic register */
+#define IGP3_KMRN_DIAG_PCS_LOCK_LOSS 0x0002	/* RX PCS is not synced */
 #define IGP3_KMRN_ACK_TIMEOUT \
-        PHY_REG(770, 20) /* KMRN Acknowledge Timeouts register */
+        PHY_REG(770, 20)	/* KMRN Acknowledge Timeouts register */
 
 #define IGP3_VR_CTRL \
-        PHY_REG(776, 18) /* Voltage regulator control register */
-#define IGP3_VR_CTRL_MODE_SHUT       0x0200 /* Enter powerdown, shutdown VRs */
-#define IGP3_VR_CTRL_MODE_MASK       0x0300 /* Shutdown VR Mask */
+        PHY_REG(776, 18)	/* Voltage regulator control register */
+#define IGP3_VR_CTRL_MODE_SHUT       0x0200	/* Enter powerdown, shutdown VRs */
+#define IGP3_VR_CTRL_MODE_MASK       0x0300	/* Shutdown VR Mask */
 
 #define IGP3_CAPABILITY \
-        PHY_REG(776, 19) /* IGP3 Capability Register */
+        PHY_REG(776, 19)	/* IGP3 Capability Register */
 
 /* Capabilities for SKU Control  */
-#define IGP3_CAP_INITIATE_TEAM       0x0001 /* Able to initiate a team */
-#define IGP3_CAP_WFM                 0x0002 /* Support WoL and PXE */
-#define IGP3_CAP_ASF                 0x0004 /* Support ASF */
-#define IGP3_CAP_LPLU                0x0008 /* Support Low Power Link Up */
-#define IGP3_CAP_DC_AUTO_SPEED       0x0010 /* Support AC/DC Auto Link Speed */
-#define IGP3_CAP_SPD                 0x0020 /* Support Smart Power Down */
-#define IGP3_CAP_MULT_QUEUE          0x0040 /* Support 2 tx & 2 rx queues */
-#define IGP3_CAP_RSS                 0x0080 /* Support RSS */
-#define IGP3_CAP_8021PQ              0x0100 /* Support 802.1Q & 802.1p */
-#define IGP3_CAP_AMT_CB              0x0200 /* Support active manageability and circuit breaker */
+#define IGP3_CAP_INITIATE_TEAM       0x0001	/* Able to initiate a team */
+#define IGP3_CAP_WFM                 0x0002	/* Support WoL and PXE */
+#define IGP3_CAP_ASF                 0x0004	/* Support ASF */
+#define IGP3_CAP_LPLU                0x0008	/* Support Low Power Link Up */
+#define IGP3_CAP_DC_AUTO_SPEED       0x0010	/* Support AC/DC Auto Link Speed */
+#define IGP3_CAP_SPD                 0x0020	/* Support Smart Power Down */
+#define IGP3_CAP_MULT_QUEUE          0x0040	/* Support 2 tx & 2 rx queues */
+#define IGP3_CAP_RSS                 0x0080	/* Support RSS */
+#define IGP3_CAP_8021PQ              0x0100	/* Support 802.1Q & 802.1p */
+#define IGP3_CAP_AMT_CB              0x0200	/* Support active manageability and circuit breaker */
 
 #define IGP3_PPC_JORDAN_EN           0x0001
 #define IGP3_PPC_JORDAN_GIGA_SPEED   0x0002
@@ -3210,69 +2923,69 @@ struct e1000_host_command_info {
 #define IGP3_KMRN_PMC_K0S_MODE1_EN_GIGA        0x0020
 #define IGP3_KMRN_PMC_K0S_MODE1_EN_100         0x0040
 
-#define IGP3E1000_PHY_MISC_CTRL                0x1B   /* Misc. Ctrl register */
-#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000 /* Duplex Manual Set */
+#define IGP3E1000_PHY_MISC_CTRL                0x1B	/* Misc. Ctrl register */
+#define IGP3_PHY_MISC_DUPLEX_MANUAL_SET        0x1000	/* Duplex Manual Set */
 
 #define IGP3_KMRN_EXT_CTRL  PHY_REG(770, 18)
 #define IGP3_KMRN_EC_DIS_INBAND    0x0080
 
 #define IGP03E1000_E_PHY_ID  0x02A80390
-#define IFE_E_PHY_ID         0x02A80330 /* 10/100 PHY */
+#define IFE_E_PHY_ID         0x02A80330	/* 10/100 PHY */
 #define IFE_PLUS_E_PHY_ID    0x02A80320
 #define IFE_C_E_PHY_ID       0x02A80310
 
-#define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10  /* 100BaseTx Extended Status, Control and Address */
-#define IFE_PHY_SPECIAL_CONTROL           0x11  /* 100BaseTx PHY special control register */
-#define IFE_PHY_RCV_FALSE_CARRIER         0x13  /* 100BaseTx Receive False Carrier Counter */
-#define IFE_PHY_RCV_DISCONNECT            0x14  /* 100BaseTx Receive Disconnet Counter */
-#define IFE_PHY_RCV_ERROT_FRAME           0x15  /* 100BaseTx Receive Error Frame Counter */
-#define IFE_PHY_RCV_SYMBOL_ERR            0x16  /* Receive Symbol Error Counter */
-#define IFE_PHY_PREM_EOF_ERR              0x17  /* 100BaseTx Receive Premature End Of Frame Error Counter */
-#define IFE_PHY_RCV_EOF_ERR               0x18  /* 10BaseT Receive End Of Frame Error Counter */
-#define IFE_PHY_TX_JABBER_DETECT          0x19  /* 10BaseT Transmit Jabber Detect Counter */
-#define IFE_PHY_EQUALIZER                 0x1A  /* PHY Equalizer Control and Status */
-#define IFE_PHY_SPECIAL_CONTROL_LED       0x1B  /* PHY special control and LED configuration */
-#define IFE_PHY_MDIX_CONTROL              0x1C  /* MDI/MDI-X Control register */
-#define IFE_PHY_HWI_CONTROL               0x1D  /* Hardware Integrity Control (HWI) */
-
-#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000  /* Defaut 1 = Disable auto reduced power down */
-#define IFE_PESC_100BTX_POWER_DOWN           0x0400  /* Indicates the power state of 100BASE-TX */
-#define IFE_PESC_10BTX_POWER_DOWN            0x0200  /* Indicates the power state of 10BASE-T */
-#define IFE_PESC_POLARITY_REVERSED           0x0100  /* Indicates 10BASE-T polarity */
-#define IFE_PESC_PHY_ADDR_MASK               0x007C  /* Bit 6:2 for sampled PHY address */
-#define IFE_PESC_SPEED                       0x0002  /* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
-#define IFE_PESC_DUPLEX                      0x0001  /* Auto-negotiation duplex result 1=Full, 0=Half */
+#define IFE_PHY_EXTENDED_STATUS_CONTROL   0x10	/* 100BaseTx Extended Status, Control and Address */
+#define IFE_PHY_SPECIAL_CONTROL           0x11	/* 100BaseTx PHY special control register */
+#define IFE_PHY_RCV_FALSE_CARRIER         0x13	/* 100BaseTx Receive False Carrier Counter */
+#define IFE_PHY_RCV_DISCONNECT            0x14	/* 100BaseTx Receive Disconnect Counter */
+#define IFE_PHY_RCV_ERROT_FRAME           0x15	/* 100BaseTx Receive Error Frame Counter */
+#define IFE_PHY_RCV_SYMBOL_ERR            0x16	/* Receive Symbol Error Counter */
+#define IFE_PHY_PREM_EOF_ERR              0x17	/* 100BaseTx Receive Premature End Of Frame Error Counter */
+#define IFE_PHY_RCV_EOF_ERR               0x18	/* 10BaseT Receive End Of Frame Error Counter */
+#define IFE_PHY_TX_JABBER_DETECT          0x19	/* 10BaseT Transmit Jabber Detect Counter */
+#define IFE_PHY_EQUALIZER                 0x1A	/* PHY Equalizer Control and Status */
+#define IFE_PHY_SPECIAL_CONTROL_LED       0x1B	/* PHY special control and LED configuration */
+#define IFE_PHY_MDIX_CONTROL              0x1C	/* MDI/MDI-X Control register */
+#define IFE_PHY_HWI_CONTROL               0x1D	/* Hardware Integrity Control (HWI) */
+
+#define IFE_PESC_REDUCED_POWER_DOWN_DISABLE  0x2000	/* Default 1 = Disable auto reduced power down */
+#define IFE_PESC_100BTX_POWER_DOWN           0x0400	/* Indicates the power state of 100BASE-TX */
+#define IFE_PESC_10BTX_POWER_DOWN            0x0200	/* Indicates the power state of 10BASE-T */
+#define IFE_PESC_POLARITY_REVERSED           0x0100	/* Indicates 10BASE-T polarity */
+#define IFE_PESC_PHY_ADDR_MASK               0x007C	/* Bit 6:2 for sampled PHY address */
+#define IFE_PESC_SPEED                       0x0002	/* Auto-negotiation speed result 1=100Mbs, 0=10Mbs */
+#define IFE_PESC_DUPLEX                      0x0001	/* Auto-negotiation duplex result 1=Full, 0=Half */
 #define IFE_PESC_POLARITY_REVERSED_SHIFT     8
 
-#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100  /* 1 = Dyanmic Power Down disabled */
-#define IFE_PSC_FORCE_POLARITY               0x0020  /* 1=Reversed Polarity, 0=Normal */
-#define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010  /* 1=Auto Polarity Disabled, 0=Enabled */
-#define IFE_PSC_JABBER_FUNC_DISABLE          0x0001  /* 1=Jabber Disabled, 0=Normal Jabber Operation */
+#define IFE_PSC_DISABLE_DYNAMIC_POWER_DOWN   0x0100	/* 1 = Dynamic Power Down disabled */
+#define IFE_PSC_FORCE_POLARITY               0x0020	/* 1=Reversed Polarity, 0=Normal */
+#define IFE_PSC_AUTO_POLARITY_DISABLE        0x0010	/* 1=Auto Polarity Disabled, 0=Enabled */
+#define IFE_PSC_JABBER_FUNC_DISABLE          0x0001	/* 1=Jabber Disabled, 0=Normal Jabber Operation */
 #define IFE_PSC_FORCE_POLARITY_SHIFT         5
 #define IFE_PSC_AUTO_POLARITY_DISABLE_SHIFT  4
 
-#define IFE_PMC_AUTO_MDIX                    0x0080  /* 1=enable MDI/MDI-X feature, default 0=disabled */
-#define IFE_PMC_FORCE_MDIX                   0x0040  /* 1=force MDIX-X, 0=force MDI */
-#define IFE_PMC_MDIX_STATUS                  0x0020  /* 1=MDI-X, 0=MDI */
-#define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010  /* Resolution algorithm is completed */
+#define IFE_PMC_AUTO_MDIX                    0x0080	/* 1=enable MDI/MDI-X feature, default 0=disabled */
+#define IFE_PMC_FORCE_MDIX                   0x0040	/* 1=force MDIX-X, 0=force MDI */
+#define IFE_PMC_MDIX_STATUS                  0x0020	/* 1=MDI-X, 0=MDI */
+#define IFE_PMC_AUTO_MDIX_COMPLETE           0x0010	/* Resolution algorithm is completed */
 #define IFE_PMC_MDIX_MODE_SHIFT              6
-#define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000  /* Disable auto MDI-X */
-
-#define IFE_PHC_HWI_ENABLE                   0x8000  /* Enable the HWI feature */
-#define IFE_PHC_ABILITY_CHECK                0x4000  /* 1= Test Passed, 0=failed */
-#define IFE_PHC_TEST_EXEC                    0x2000  /* PHY launch test pulses on the wire */
-#define IFE_PHC_HIGHZ                        0x0200  /* 1 = Open Circuit */
-#define IFE_PHC_LOWZ                         0x0400  /* 1 = Short Circuit */
-#define IFE_PHC_LOW_HIGH_Z_MASK              0x0600  /* Mask for indication type of problem on the line */
-#define IFE_PHC_DISTANCE_MASK                0x01FF  /* Mask for distance to the cable problem, in 80cm granularity */
-#define IFE_PHC_RESET_ALL_MASK               0x0000  /* Disable HWI */
-#define IFE_PSCL_PROBE_MODE                  0x0020  /* LED Probe mode */
-#define IFE_PSCL_PROBE_LEDS_OFF              0x0006  /* Force LEDs 0 and 2 off */
-#define IFE_PSCL_PROBE_LEDS_ON               0x0007  /* Force LEDs 0 and 2 on */
-
-#define ICH_FLASH_COMMAND_TIMEOUT            5000    /* 5000 uSecs - adjusted */
-#define ICH_FLASH_ERASE_TIMEOUT              3000000 /* Up to 3 seconds - worst case */
-#define ICH_FLASH_CYCLE_REPEAT_COUNT         10      /* 10 cycles */
+#define IFE_PHC_MDIX_RESET_ALL_MASK          0x0000	/* Disable auto MDI-X */
+
+#define IFE_PHC_HWI_ENABLE                   0x8000	/* Enable the HWI feature */
+#define IFE_PHC_ABILITY_CHECK                0x4000	/* 1= Test Passed, 0=failed */
+#define IFE_PHC_TEST_EXEC                    0x2000	/* PHY launch test pulses on the wire */
+#define IFE_PHC_HIGHZ                        0x0200	/* 1 = Open Circuit */
+#define IFE_PHC_LOWZ                         0x0400	/* 1 = Short Circuit */
+#define IFE_PHC_LOW_HIGH_Z_MASK              0x0600	/* Mask for indication type of problem on the line */
+#define IFE_PHC_DISTANCE_MASK                0x01FF	/* Mask for distance to the cable problem, in 80cm granularity */
+#define IFE_PHC_RESET_ALL_MASK               0x0000	/* Disable HWI */
+#define IFE_PSCL_PROBE_MODE                  0x0020	/* LED Probe mode */
+#define IFE_PSCL_PROBE_LEDS_OFF              0x0006	/* Force LEDs 0 and 2 off */
+#define IFE_PSCL_PROBE_LEDS_ON               0x0007	/* Force LEDs 0 and 2 on */
+
+#define ICH_FLASH_COMMAND_TIMEOUT            5000	/* 5000 uSecs - adjusted */
+#define ICH_FLASH_ERASE_TIMEOUT              3000000	/* Up to 3 seconds - worst case */
+#define ICH_FLASH_CYCLE_REPEAT_COUNT         10	/* 10 cycles */
 #define ICH_FLASH_SEG_SIZE_256               256
 #define ICH_FLASH_SEG_SIZE_4K                4096
 #define ICH_FLASH_SEG_SIZE_64K               65536
@@ -3305,74 +3018,6 @@ struct e1000_host_command_info {
 #define ICH_GFPREG_BASE_MASK       0x1FFF
 #define ICH_FLASH_LINEAR_ADDR_MASK 0x00FFFFFF
 
-/* ICH8 GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
-/* Offset 04h HSFSTS */
-union ich8_hws_flash_status {
-    struct ich8_hsfsts {
-#ifdef __BIG_ENDIAN
-        u16 reserved2      :6;
-        u16 fldesvalid     :1;
-        u16 flockdn        :1;
-        u16 flcdone        :1;
-        u16 flcerr         :1;
-        u16 dael           :1;
-        u16 berasesz       :2;
-        u16 flcinprog      :1;
-        u16 reserved1      :2;
-#else
-        u16 flcdone        :1;   /* bit 0 Flash Cycle Done */
-        u16 flcerr         :1;   /* bit 1 Flash Cycle Error */
-        u16 dael           :1;   /* bit 2 Direct Access error Log */
-        u16 berasesz       :2;   /* bit 4:3 Block/Sector Erase Size */
-        u16 flcinprog      :1;   /* bit 5 flash SPI cycle in Progress */
-        u16 reserved1      :2;   /* bit 13:6 Reserved */
-        u16 reserved2      :6;   /* bit 13:6 Reserved */
-        u16 fldesvalid     :1;   /* bit 14 Flash Descriptor Valid */
-        u16 flockdn        :1;   /* bit 15 Flash Configuration Lock-Down */
-#endif
-    } hsf_status;
-    u16 regval;
-};
-
-/* ICH8 GbE Flash Hardware Sequencing Flash control Register bit breakdown */
-/* Offset 06h FLCTL */
-union ich8_hws_flash_ctrl {
-    struct ich8_hsflctl {
-#ifdef __BIG_ENDIAN
-        u16 fldbcount      :2;
-        u16 flockdn        :6;
-        u16 flcgo          :1;
-        u16 flcycle        :2;
-        u16 reserved       :5;
-#else
-        u16 flcgo          :1;   /* 0 Flash Cycle Go */
-        u16 flcycle        :2;   /* 2:1 Flash Cycle */
-        u16 reserved       :5;   /* 7:3 Reserved  */
-        u16 fldbcount      :2;   /* 9:8 Flash Data Byte Count */
-        u16 flockdn        :6;   /* 15:10 Reserved */
-#endif
-    } hsf_ctrl;
-    u16 regval;
-};
-
-/* ICH8 Flash Region Access Permissions */
-union ich8_hws_flash_regacc {
-    struct ich8_flracc {
-#ifdef __BIG_ENDIAN
-        u32 gmwag          :8;
-        u32 gmrag          :8;
-        u32 grwa           :8;
-        u32 grra           :8;
-#else
-        u32 grra           :8;   /* 0:7 GbE region Read Access */
-        u32 grwa           :8;   /* 8:15 GbE region Write Access */
-        u32 gmrag          :8;   /* 23:16 GbE Master Read Access Grant  */
-        u32 gmwag          :8;   /* 31:24 GbE Master Write Access Grant */
-#endif
-    } hsf_flregacc;
-    u16 regval;
-};
-
 /* Miscellaneous PHY bit definitions. */
 #define PHY_PREAMBLE        0xFFFFFFFF
 #define PHY_SOF             0x01
@@ -3384,10 +3029,10 @@ union ich8_hws_flash_regacc {
 #define MII_CR_SPEED_100    0x2000
 #define MII_CR_SPEED_10     0x0000
 #define E1000_PHY_ADDRESS   0x01
-#define PHY_AUTO_NEG_TIME   45  /* 4.5 Seconds */
-#define PHY_FORCE_TIME      20  /* 2.0 Seconds */
+#define PHY_AUTO_NEG_TIME   45	/* 4.5 Seconds */
+#define PHY_FORCE_TIME      20	/* 2.0 Seconds */
 #define PHY_REVISION_MASK   0xFFFFFFF0
-#define DEVICE_SPEED_MASK   0x00000300  /* Device Ctrl Reg Speed Mask */
+#define DEVICE_SPEED_MASK   0x00000300	/* Device Ctrl Reg Speed Mask */
 #define REG4_SPEED_MASK     0x01E0
 #define REG9_SPEED_MASK     0x0300
 #define ADVERTISE_10_HALF   0x0001
@@ -3396,8 +3041,8 @@ union ich8_hws_flash_regacc {
 #define ADVERTISE_100_FULL  0x0008
 #define ADVERTISE_1000_HALF 0x0010
 #define ADVERTISE_1000_FULL 0x0020
-#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F  /* Everything but 1000-Half */
-#define AUTONEG_ADVERTISE_10_100_ALL    0x000F /* All 10/100 speeds*/
-#define AUTONEG_ADVERTISE_10_ALL        0x0003 /* 10Mbps Full & Half speeds*/
+#define AUTONEG_ADVERTISE_SPEED_DEFAULT 0x002F	/* Everything but 1000-Half */
+#define AUTONEG_ADVERTISE_10_100_ALL    0x000F	/* All 10/100 speeds */
+#define AUTONEG_ADVERTISE_10_ALL        0x0003	/* 10Mbps Full & Half speeds */
 
 #endif /* _E1000_HW_H_ */
diff --git a/drivers/net/e1000/e1000_main.c b/drivers/net/e1000/e1000_main.c
index c66dd4f9437c..bcd192ca47b0 100644
--- a/drivers/net/e1000/e1000_main.c
+++ b/drivers/net/e1000/e1000_main.c
@@ -31,7 +31,7 @@
 
 char e1000_driver_name[] = "e1000";
 static char e1000_driver_string[] = "Intel(R) PRO/1000 Network Driver";
-#define DRV_VERSION "7.3.21-k3-NAPI"
+#define DRV_VERSION "7.3.21-k5-NAPI"
 const char e1000_driver_version[] = DRV_VERSION;
 static const char e1000_copyright[] = "Copyright (c) 1999-2006 Intel Corporation.";
 
@@ -131,7 +131,6 @@ static struct net_device_stats * e1000_get_stats(struct net_device *netdev);
 static int e1000_change_mtu(struct net_device *netdev, int new_mtu);
 static int e1000_set_mac(struct net_device *netdev, void *p);
 static irqreturn_t e1000_intr(int irq, void *data);
-static irqreturn_t e1000_intr_msi(int irq, void *data);
 static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
 			       struct e1000_tx_ring *tx_ring);
 static int e1000_clean(struct napi_struct *napi, int budget);
@@ -258,25 +257,14 @@ module_exit(e1000_exit_module);
 
 static int e1000_request_irq(struct e1000_adapter *adapter)
 {
-	struct e1000_hw *hw = &adapter->hw;
 	struct net_device *netdev = adapter->netdev;
 	irq_handler_t handler = e1000_intr;
 	int irq_flags = IRQF_SHARED;
 	int err;
 
-	if (hw->mac_type >= e1000_82571) {
-		adapter->have_msi = !pci_enable_msi(adapter->pdev);
-		if (adapter->have_msi) {
-			handler = e1000_intr_msi;
-			irq_flags = 0;
-		}
-	}
-
 	err = request_irq(adapter->pdev->irq, handler, irq_flags, netdev->name,
 	                  netdev);
 	if (err) {
-		if (adapter->have_msi)
-			pci_disable_msi(adapter->pdev);
 		DPRINTK(PROBE, ERR,
 		        "Unable to allocate interrupt Error: %d\n", err);
 	}
@@ -289,9 +277,6 @@ static void e1000_free_irq(struct e1000_adapter *adapter)
 	struct net_device *netdev = adapter->netdev;
 
 	free_irq(adapter->pdev->irq, netdev);
-
-	if (adapter->have_msi)
-		pci_disable_msi(adapter->pdev);
 }
 
 /**
@@ -345,76 +330,6 @@ static void e1000_update_mng_vlan(struct e1000_adapter *adapter)
 	}
 }
 
-/**
- * e1000_release_hw_control - release control of the h/w to f/w
- * @adapter: address of board private structure
- *
- * e1000_release_hw_control resets {CTRL_EXT|FWSM}:DRV_LOAD bit.
- * For ASF and Pass Through versions of f/w this means that the
- * driver is no longer loaded. For AMT version (only with 82573) i
- * of the f/w this means that the network i/f is closed.
- *
- **/
-
-static void e1000_release_hw_control(struct e1000_adapter *adapter)
-{
-	u32 ctrl_ext;
-	u32 swsm;
-	struct e1000_hw *hw = &adapter->hw;
-
-	/* Let firmware taken over control of h/w */
-	switch (hw->mac_type) {
-	case e1000_82573:
-		swsm = er32(SWSM);
-		ew32(SWSM, swsm & ~E1000_SWSM_DRV_LOAD);
-		break;
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_80003es2lan:
-	case e1000_ich8lan:
-		ctrl_ext = er32(CTRL_EXT);
-		ew32(CTRL_EXT, ctrl_ext & ~E1000_CTRL_EXT_DRV_LOAD);
-		break;
-	default:
-		break;
-	}
-}
-
-/**
- * e1000_get_hw_control - get control of the h/w from f/w
- * @adapter: address of board private structure
- *
- * e1000_get_hw_control sets {CTRL_EXT|FWSM}:DRV_LOAD bit.
- * For ASF and Pass Through versions of f/w this means that
- * the driver is loaded. For AMT version (only with 82573)
- * of the f/w this means that the network i/f is open.
- *
- **/
-
-static void e1000_get_hw_control(struct e1000_adapter *adapter)
-{
-	u32 ctrl_ext;
-	u32 swsm;
-	struct e1000_hw *hw = &adapter->hw;
-
-	/* Let firmware know the driver has taken over */
-	switch (hw->mac_type) {
-	case e1000_82573:
-		swsm = er32(SWSM);
-		ew32(SWSM, swsm | E1000_SWSM_DRV_LOAD);
-		break;
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_80003es2lan:
-	case e1000_ich8lan:
-		ctrl_ext = er32(CTRL_EXT);
-		ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_DRV_LOAD);
-		break;
-	default:
-		break;
-	}
-}
-
 static void e1000_init_manageability(struct e1000_adapter *adapter)
 {
 	struct e1000_hw *hw = &adapter->hw;
@@ -425,20 +340,6 @@ static void e1000_init_manageability(struct e1000_adapter *adapter)
 		/* disable hardware interception of ARP */
 		manc &= ~(E1000_MANC_ARP_EN);
 
-		/* enable receiving management packets to the host */
-		/* this will probably generate destination unreachable messages
-		 * from the host OS, but the packets will be handled on SMBUS */
-		if (hw->has_manc2h) {
-			u32 manc2h = er32(MANC2H);
-
-			manc |= E1000_MANC_EN_MNG2HOST;
-#define E1000_MNG2HOST_PORT_623 (1 << 5)
-#define E1000_MNG2HOST_PORT_664 (1 << 6)
-			manc2h |= E1000_MNG2HOST_PORT_623;
-			manc2h |= E1000_MNG2HOST_PORT_664;
-			ew32(MANC2H, manc2h);
-		}
-
 		ew32(MANC, manc);
 	}
 }
@@ -453,12 +354,6 @@ static void e1000_release_manageability(struct e1000_adapter *adapter)
 		/* re-enable hardware interception of ARP */
 		manc |= E1000_MANC_ARP_EN;
 
-		if (hw->has_manc2h)
-			manc &= ~E1000_MANC_EN_MNG2HOST;
-
-		/* don't explicitly have to mess with MANC2H since
-		 * MANC has an enable disable that gates MANC2H */
-
 		ew32(MANC, manc);
 	}
 }
@@ -563,15 +458,6 @@ static void e1000_power_down_phy(struct e1000_adapter *adapter)
 			if (er32(MANC) & E1000_MANC_SMBUS_EN)
 				goto out;
 			break;
-		case e1000_82571:
-		case e1000_82572:
-		case e1000_82573:
-		case e1000_80003es2lan:
-		case e1000_ich8lan:
-			if (e1000_check_mng_mode(hw) ||
-			    e1000_check_phy_reset_block(hw))
-				goto out;
-			break;
 		default:
 			goto out;
 		}
@@ -599,8 +485,7 @@ void e1000_down(struct e1000_adapter *adapter)
 	ew32(RCTL, rctl & ~E1000_RCTL_EN);
 	/* flush and sleep below */
 
-	/* can be netif_tx_disable when NETIF_F_LLTX is removed */
-	netif_stop_queue(netdev);
+	netif_tx_disable(netdev);
 
 	/* disable transmits in the hardware */
 	tctl = er32(TCTL);
@@ -671,16 +556,6 @@ void e1000_reset(struct e1000_adapter *adapter)
 		legacy_pba_adjust = true;
 		pba = E1000_PBA_30K;
 		break;
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_80003es2lan:
-		pba = E1000_PBA_38K;
-		break;
-	case e1000_82573:
-		pba = E1000_PBA_20K;
-		break;
-	case e1000_ich8lan:
-		pba = E1000_PBA_8K;
 	case e1000_undefined:
 	case e1000_num_macs:
 		break;
@@ -744,16 +619,8 @@ void e1000_reset(struct e1000_adapter *adapter)
 
 			/* if short on rx space, rx wins and must trump tx
 			 * adjustment or use Early Receive if available */
-			if (pba < min_rx_space) {
-				switch (hw->mac_type) {
-				case e1000_82573:
-					/* ERT enabled in e1000_configure_rx */
-					break;
-				default:
-					pba = min_rx_space;
-					break;
-				}
-			}
+			if (pba < min_rx_space)
+				pba = min_rx_space;
 		}
 	}
 
@@ -789,7 +656,6 @@ void e1000_reset(struct e1000_adapter *adapter)
 
 	/* if (adapter->hwflags & HWFLAGS_PHY_PWR_BIT) { */
 	if (hw->mac_type >= e1000_82544 &&
-	    hw->mac_type <= e1000_82547_rev_2 &&
 	    hw->autoneg == 1 &&
 	    hw->autoneg_advertised == ADVERTISE_1000_FULL) {
 		u32 ctrl = er32(CTRL);
@@ -806,20 +672,6 @@ void e1000_reset(struct e1000_adapter *adapter)
 	e1000_reset_adaptive(hw);
 	e1000_phy_get_info(hw, &adapter->phy_info);
 
-	if (!adapter->smart_power_down &&
-	    (hw->mac_type == e1000_82571 ||
-	     hw->mac_type == e1000_82572)) {
-		u16 phy_data = 0;
-		/* speed up time to link by disabling smart power down, ignore
-		 * the return value of this function because there is nothing
-		 * different we would do if it failed */
-		e1000_read_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
-		                   &phy_data);
-		phy_data &= ~IGP02E1000_PM_SPD;
-		e1000_write_phy_reg(hw, IGP02E1000_PHY_POWER_MGMT,
-		                    phy_data);
-	}
-
 	e1000_release_manageability(adapter);
 }
 
@@ -1046,17 +898,6 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 		goto err_sw_init;
 
 	err = -EIO;
-	/* Flash BAR mapping must happen after e1000_sw_init
-	 * because it depends on mac_type */
-	if ((hw->mac_type == e1000_ich8lan) &&
-	   (pci_resource_flags(pdev, 1) & IORESOURCE_MEM)) {
-		hw->flash_address = pci_ioremap_bar(pdev, 1);
-		if (!hw->flash_address)
-			goto err_flashmap;
-	}
-
-	if (e1000_check_phy_reset_block(hw))
-		DPRINTK(PROBE, INFO, "PHY reset is blocked due to SOL/IDER session.\n");
 
 	if (hw->mac_type >= e1000_82543) {
 		netdev->features = NETIF_F_SG |
@@ -1064,21 +905,16 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 				   NETIF_F_HW_VLAN_TX |
 				   NETIF_F_HW_VLAN_RX |
 				   NETIF_F_HW_VLAN_FILTER;
-		if (hw->mac_type == e1000_ich8lan)
-			netdev->features &= ~NETIF_F_HW_VLAN_FILTER;
 	}
 
 	if ((hw->mac_type >= e1000_82544) &&
 	   (hw->mac_type != e1000_82547))
 		netdev->features |= NETIF_F_TSO;
 
-	if (hw->mac_type > e1000_82547_rev_2)
-		netdev->features |= NETIF_F_TSO6;
 	if (pci_using_dac)
 		netdev->features |= NETIF_F_HIGHDMA;
 
 	netdev->vlan_features |= NETIF_F_TSO;
-	netdev->vlan_features |= NETIF_F_TSO6;
 	netdev->vlan_features |= NETIF_F_HW_CSUM;
 	netdev->vlan_features |= NETIF_F_SG;
 
@@ -1153,15 +989,8 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 			EEPROM_INIT_CONTROL2_REG, 1, &eeprom_data);
 		eeprom_apme_mask = E1000_EEPROM_82544_APM;
 		break;
-	case e1000_ich8lan:
-		e1000_read_eeprom(hw,
-			EEPROM_INIT_CONTROL1_REG, 1, &eeprom_data);
-		eeprom_apme_mask = E1000_EEPROM_ICH8_APME;
-		break;
 	case e1000_82546:
 	case e1000_82546_rev_3:
-	case e1000_82571:
-	case e1000_80003es2lan:
 		if (er32(STATUS) & E1000_STATUS_FUNC_1){
 			e1000_read_eeprom(hw,
 				EEPROM_INIT_CONTROL3_PORT_B, 1, &eeprom_data);
@@ -1185,17 +1014,12 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 		break;
 	case E1000_DEV_ID_82546EB_FIBER:
 	case E1000_DEV_ID_82546GB_FIBER:
-	case E1000_DEV_ID_82571EB_FIBER:
 		/* Wake events only supported on port A for dual fiber
 		 * regardless of eeprom setting */
 		if (er32(STATUS) & E1000_STATUS_FUNC_1)
 			adapter->eeprom_wol = 0;
 		break;
 	case E1000_DEV_ID_82546GB_QUAD_COPPER_KSP3:
-	case E1000_DEV_ID_82571EB_QUAD_COPPER:
-	case E1000_DEV_ID_82571EB_QUAD_FIBER:
-	case E1000_DEV_ID_82571EB_QUAD_COPPER_LOWPROFILE:
-	case E1000_DEV_ID_82571PT_QUAD_COPPER:
 		/* if quad port adapter, disable WoL on all but port A */
 		if (global_quad_port_a != 0)
 			adapter->eeprom_wol = 0;
@@ -1213,39 +1037,18 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 
 	/* print bus type/speed/width info */
 	DPRINTK(PROBE, INFO, "(PCI%s:%s:%s) ",
-		((hw->bus_type == e1000_bus_type_pcix) ? "-X" :
-		 (hw->bus_type == e1000_bus_type_pci_express ? " Express":"")),
-		((hw->bus_speed == e1000_bus_speed_2500) ? "2.5Gb/s" :
-		 (hw->bus_speed == e1000_bus_speed_133) ? "133MHz" :
+		((hw->bus_type == e1000_bus_type_pcix) ? "-X" : ""),
+		((hw->bus_speed == e1000_bus_speed_133) ? "133MHz" :
 		 (hw->bus_speed == e1000_bus_speed_120) ? "120MHz" :
 		 (hw->bus_speed == e1000_bus_speed_100) ? "100MHz" :
 		 (hw->bus_speed == e1000_bus_speed_66) ? "66MHz" : "33MHz"),
-		((hw->bus_width == e1000_bus_width_64) ? "64-bit" :
-		 (hw->bus_width == e1000_bus_width_pciex_4) ? "Width x4" :
-		 (hw->bus_width == e1000_bus_width_pciex_1) ? "Width x1" :
-		 "32-bit"));
+		((hw->bus_width == e1000_bus_width_64) ? "64-bit" : "32-bit"));
 
 	printk("%pM\n", netdev->dev_addr);
 
-	if (hw->bus_type == e1000_bus_type_pci_express) {
-		DPRINTK(PROBE, WARNING, "This device (id %04x:%04x) will no "
-			"longer be supported by this driver in the future.\n",
-			pdev->vendor, pdev->device);
-		DPRINTK(PROBE, WARNING, "please use the \"e1000e\" "
-			"driver instead.\n");
-	}
-
 	/* reset the hardware with the new settings */
 	e1000_reset(adapter);
 
-	/* If the controller is 82573 and f/w is AMT, do not set
-	 * DRV_LOAD until the interface is up.  For all other cases,
-	 * let the f/w know that the h/w is now under the control
-	 * of the driver. */
-	if (hw->mac_type != e1000_82573 ||
-	    !e1000_check_mng_mode(hw))
-		e1000_get_hw_control(adapter);
-
 	strcpy(netdev->name, "eth%d");
 	err = register_netdev(netdev);
 	if (err)
@@ -1260,14 +1063,11 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 	return 0;
 
 err_register:
-	e1000_release_hw_control(adapter);
 err_eeprom:
-	if (!e1000_check_phy_reset_block(hw))
-		e1000_phy_hw_reset(hw);
+	e1000_phy_hw_reset(hw);
 
 	if (hw->flash_address)
 		iounmap(hw->flash_address);
-err_flashmap:
 	kfree(adapter->tx_ring);
 	kfree(adapter->rx_ring);
 err_sw_init:
@@ -1298,18 +1098,18 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
 
+	set_bit(__E1000_DOWN, &adapter->flags);
+	del_timer_sync(&adapter->tx_fifo_stall_timer);
+	del_timer_sync(&adapter->watchdog_timer);
+	del_timer_sync(&adapter->phy_info_timer);
+
 	cancel_work_sync(&adapter->reset_task);
 
 	e1000_release_manageability(adapter);
 
-	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
-	 * would have already happened in close and is redundant. */
-	e1000_release_hw_control(adapter);
-
 	unregister_netdev(netdev);
 
-	if (!e1000_check_phy_reset_block(hw))
-		e1000_phy_hw_reset(hw);
+	e1000_phy_hw_reset(hw);
 
 	kfree(adapter->tx_ring);
 	kfree(adapter->rx_ring);
@@ -1472,12 +1272,6 @@ static int e1000_open(struct net_device *netdev)
 		e1000_update_mng_vlan(adapter);
 	}
 
-	/* If AMT is enabled, let the firmware know that the network
-	 * interface is now open */
-	if (hw->mac_type == e1000_82573 &&
-	    e1000_check_mng_mode(hw))
-		e1000_get_hw_control(adapter);
-
 	/* before we allocate an interrupt, we must be ready to handle it.
 	 * Setting DEBUG_SHIRQ in the kernel makes it fire an interrupt
 	 * as soon as we call pci_request_irq, so we have to setup our
@@ -1503,7 +1297,6 @@ static int e1000_open(struct net_device *netdev)
 	return E1000_SUCCESS;
 
 err_req_irq:
-	e1000_release_hw_control(adapter);
 	e1000_power_down_phy(adapter);
 	e1000_free_all_rx_resources(adapter);
 err_setup_rx:
@@ -1548,12 +1341,6 @@ static int e1000_close(struct net_device *netdev)
 		e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
 	}
 
-	/* If AMT is enabled, let the firmware know that the network
-	 * interface is now closed */
-	if (hw->mac_type == e1000_82573 &&
-	    e1000_check_mng_mode(hw))
-		e1000_release_hw_control(adapter);
-
 	return 0;
 }
 
@@ -1692,7 +1479,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 {
 	u64 tdba;
 	struct e1000_hw *hw = &adapter->hw;
-	u32 tdlen, tctl, tipg, tarc;
+	u32 tdlen, tctl, tipg;
 	u32 ipgr1, ipgr2;
 
 	/* Setup the HW Tx Head and Tail descriptor pointers */
@@ -1714,8 +1501,7 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 	}
 
 	/* Set the default values for the Tx Inter Packet Gap timer */
-	if (hw->mac_type <= e1000_82547_rev_2 &&
-	    (hw->media_type == e1000_media_type_fiber ||
+	if ((hw->media_type == e1000_media_type_fiber ||
 	     hw->media_type == e1000_media_type_internal_serdes))
 		tipg = DEFAULT_82543_TIPG_IPGT_FIBER;
 	else
@@ -1728,10 +1514,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 		ipgr1 = DEFAULT_82542_TIPG_IPGR1;
 		ipgr2 = DEFAULT_82542_TIPG_IPGR2;
 		break;
-	case e1000_80003es2lan:
-		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
-		ipgr2 = DEFAULT_80003ES2LAN_TIPG_IPGR2;
-		break;
 	default:
 		ipgr1 = DEFAULT_82543_TIPG_IPGR1;
 		ipgr2 = DEFAULT_82543_TIPG_IPGR2;
@@ -1754,21 +1536,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 	tctl |= E1000_TCTL_PSP | E1000_TCTL_RTLC |
 		(E1000_COLLISION_THRESHOLD << E1000_CT_SHIFT);
 
-	if (hw->mac_type == e1000_82571 || hw->mac_type == e1000_82572) {
-		tarc = er32(TARC0);
-		/* set the speed mode bit, we'll clear it if we're not at
-		 * gigabit link later */
-		tarc |= (1 << 21);
-		ew32(TARC0, tarc);
-	} else if (hw->mac_type == e1000_80003es2lan) {
-		tarc = er32(TARC0);
-		tarc |= 1;
-		ew32(TARC0, tarc);
-		tarc = er32(TARC1);
-		tarc |= 1;
-		ew32(TARC1, tarc);
-	}
-
 	e1000_config_collision_dist(hw);
 
 	/* Setup Transmit Descriptor Settings for eop descriptor */
@@ -1804,7 +1571,6 @@ static void e1000_configure_tx(struct e1000_adapter *adapter)
 static int e1000_setup_rx_resources(struct e1000_adapter *adapter,
 				    struct e1000_rx_ring *rxdr)
 {
-	struct e1000_hw *hw = &adapter->hw;
 	struct pci_dev *pdev = adapter->pdev;
 	int size, desc_len;
 
@@ -1817,10 +1583,7 @@ static int e1000_setup_rx_resources(struct e1000_adapter *adapter,
 	}
 	memset(rxdr->buffer_info, 0, size);
 
-	if (hw->mac_type <= e1000_82547_rev_2)
-		desc_len = sizeof(struct e1000_rx_desc);
-	else
-		desc_len = sizeof(union e1000_rx_desc_packet_split);
+	desc_len = sizeof(struct e1000_rx_desc);
 
 	/* Round up to nearest 4K */
 
@@ -1977,7 +1740,7 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
 {
 	u64 rdba;
 	struct e1000_hw *hw = &adapter->hw;
-	u32 rdlen, rctl, rxcsum, ctrl_ext;
+	u32 rdlen, rctl, rxcsum;
 
 	if (adapter->netdev->mtu > ETH_DATA_LEN) {
 		rdlen = adapter->rx_ring[0].count *
@@ -2004,17 +1767,6 @@ static void e1000_configure_rx(struct e1000_adapter *adapter)
 			ew32(ITR, 1000000000 / (adapter->itr * 256));
 	}
 
-	if (hw->mac_type >= e1000_82571) {
-		ctrl_ext = er32(CTRL_EXT);
-		/* Reset delay timers after every interrupt */
-		ctrl_ext |= E1000_CTRL_EXT_INT_TIMER_CLR;
-		/* Auto-Mask interrupts upon ICR access */
-		ctrl_ext |= E1000_CTRL_EXT_IAME;
-		ew32(IAM, 0xffffffff);
-		ew32(CTRL_EXT, ctrl_ext);
-		E1000_WRITE_FLUSH();
-	}
-
 	/* Setup the HW Rx Head and Tail Descriptor Pointers and
 	 * the Base and Length of the Rx Descriptor Ring */
 	switch (adapter->num_rx_queues) {
@@ -2329,22 +2081,6 @@ static int e1000_set_mac(struct net_device *netdev, void *p)
 
 	e1000_rar_set(hw, hw->mac_addr, 0);
 
-	/* With 82571 controllers, LAA may be overwritten (with the default)
-	 * due to controller reset from the other port. */
-	if (hw->mac_type == e1000_82571) {
-		/* activate the work around */
-		hw->laa_is_present = 1;
-
-		/* Hold a copy of the LAA in RAR[14] This is done so that
-		 * between the time RAR[0] gets clobbered  and the time it
-		 * gets fixed (in e1000_watchdog), the actual LAA is in one
-		 * of the RARs and no incoming packets directed to this port
-		 * are dropped. Eventaully the LAA will be in RAR[0] and
-		 * RAR[14] */
-		e1000_rar_set(hw, hw->mac_addr,
-					E1000_RAR_ENTRIES - 1);
-	}
-
 	if (hw->mac_type == e1000_82542_rev2_0)
 		e1000_leave_82542_rst(adapter);
 
@@ -2371,9 +2107,7 @@ static void e1000_set_rx_mode(struct net_device *netdev)
 	u32 rctl;
 	u32 hash_value;
 	int i, rar_entries = E1000_RAR_ENTRIES;
-	int mta_reg_count = (hw->mac_type == e1000_ich8lan) ?
-				E1000_NUM_MTA_REGISTERS_ICH8LAN :
-				E1000_NUM_MTA_REGISTERS;
+	int mta_reg_count = E1000_NUM_MTA_REGISTERS;
 	u32 *mcarray = kcalloc(mta_reg_count, sizeof(u32), GFP_ATOMIC);
 
 	if (!mcarray) {
@@ -2381,13 +2115,6 @@ static void e1000_set_rx_mode(struct net_device *netdev)
 		return;
 	}
 
-	if (hw->mac_type == e1000_ich8lan)
-		rar_entries = E1000_RAR_ENTRIES_ICH8LAN;
-
-	/* reserve RAR[14] for LAA over-write work-around */
-	if (hw->mac_type == e1000_82571)
-		rar_entries--;
-
 	/* Check for Promiscuous and All Multicast modes */
 
 	rctl = er32(RCTL);
@@ -2396,15 +2123,13 @@ static void e1000_set_rx_mode(struct net_device *netdev)
 		rctl |= (E1000_RCTL_UPE | E1000_RCTL_MPE);
 		rctl &= ~E1000_RCTL_VFE;
 	} else {
-		if (netdev->flags & IFF_ALLMULTI) {
+		if (netdev->flags & IFF_ALLMULTI)
 			rctl |= E1000_RCTL_MPE;
-		} else {
+		else
 			rctl &= ~E1000_RCTL_MPE;
-		}
-		if (adapter->hw.mac_type != e1000_ich8lan)
-			/* Enable VLAN filter if there is a VLAN */
-			if (adapter->vlgrp)
-				rctl |= E1000_RCTL_VFE;
+		/* Enable VLAN filter if there is a VLAN */
+		if (adapter->vlgrp)
+			rctl |= E1000_RCTL_VFE;
 	}
 
 	if (netdev->uc.count > rar_entries - 1) {
@@ -2427,7 +2152,6 @@ static void e1000_set_rx_mode(struct net_device *netdev)
 	 *
 	 * RAR 0 is used for the station MAC adddress
 	 * if there are not 14 addresses, go ahead and clear the filters
-	 * -- with 82571 controllers only 0-13 entries are filled here
 	 */
 	i = 1;
 	if (use_uc)
@@ -2521,12 +2245,46 @@ static void e1000_82547_tx_fifo_stall(unsigned long data)
 			adapter->tx_fifo_head = 0;
 			atomic_set(&adapter->tx_fifo_stall, 0);
 			netif_wake_queue(netdev);
-		} else {
+		} else if (!test_bit(__E1000_DOWN, &adapter->flags)) {
 			mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
 		}
 	}
 }
 
+static bool e1000_has_link(struct e1000_adapter *adapter)
+{
+	struct e1000_hw *hw = &adapter->hw;
+	bool link_active = false;
+
+	/* get_link_status is set on LSC (link status) interrupt or
+	 * rx sequence error interrupt.  get_link_status will stay
+	 * false until the e1000_check_for_link establishes link
+	 * for copper adapters ONLY
+	 */
+	switch (hw->media_type) {
+	case e1000_media_type_copper:
+		if (hw->get_link_status) {
+			e1000_check_for_link(hw);
+			link_active = !hw->get_link_status;
+		} else {
+			link_active = true;
+		}
+		break;
+	case e1000_media_type_fiber:
+		e1000_check_for_link(hw);
+		link_active = !!(er32(STATUS) & E1000_STATUS_LU);
+		break;
+	case e1000_media_type_internal_serdes:
+		e1000_check_for_link(hw);
+		link_active = hw->serdes_has_link;
+		break;
+	default:
+		break;
+	}
+
+	return link_active;
+}
+
 /**
  * e1000_watchdog - Timer Call-back
  * @data: pointer to adapter cast into an unsigned long
@@ -2538,33 +2296,16 @@ static void e1000_watchdog(unsigned long data)
 	struct net_device *netdev = adapter->netdev;
 	struct e1000_tx_ring *txdr = adapter->tx_ring;
 	u32 link, tctl;
-	s32 ret_val;
-
-	ret_val = e1000_check_for_link(hw);
-	if ((ret_val == E1000_ERR_PHY) &&
-	    (hw->phy_type == e1000_phy_igp_3) &&
-	    (er32(CTRL) & E1000_PHY_CTRL_GBE_DISABLE)) {
-		/* See e1000_kumeran_lock_loss_workaround() */
-		DPRINTK(LINK, INFO,
-			"Gigabit has been disabled, downgrading speed\n");
-	}
 
-	if (hw->mac_type == e1000_82573) {
-		e1000_enable_tx_pkt_filtering(hw);
-		if (adapter->mng_vlan_id != hw->mng_cookie.vlan_id)
-			e1000_update_mng_vlan(adapter);
-	}
-
-	if ((hw->media_type == e1000_media_type_internal_serdes) &&
-	   !(er32(TXCW) & E1000_TXCW_ANE))
-		link = !hw->serdes_link_down;
-	else
-		link = er32(STATUS) & E1000_STATUS_LU;
+	link = e1000_has_link(adapter);
+	if ((netif_carrier_ok(netdev)) && link)
+		goto link_up;
 
 	if (link) {
 		if (!netif_carrier_ok(netdev)) {
 			u32 ctrl;
 			bool txb2b = true;
+			/* update snapshot of PHY registers on LSC */
 			e1000_get_speed_and_duplex(hw,
 			                           &adapter->link_speed,
 			                           &adapter->link_duplex);
@@ -2589,7 +2330,7 @@ static void e1000_watchdog(unsigned long data)
 			case SPEED_10:
 				txb2b = false;
 				netdev->tx_queue_len = 10;
-				adapter->tx_timeout_factor = 8;
+				adapter->tx_timeout_factor = 16;
 				break;
 			case SPEED_100:
 				txb2b = false;
@@ -2598,52 +2339,16 @@ static void e1000_watchdog(unsigned long data)
 				break;
 			}
 
-			if ((hw->mac_type == e1000_82571 ||
-			     hw->mac_type == e1000_82572) &&
-			    !txb2b) {
-				u32 tarc0;
-				tarc0 = er32(TARC0);
-				tarc0 &= ~(1 << 21);
-				ew32(TARC0, tarc0);
-			}
-
-			/* disable TSO for pcie and 10/100 speeds, to avoid
-			 * some hardware issues */
-			if (!adapter->tso_force &&
-			    hw->bus_type == e1000_bus_type_pci_express){
-				switch (adapter->link_speed) {
-				case SPEED_10:
-				case SPEED_100:
-					DPRINTK(PROBE,INFO,
-				        "10/100 speed: disabling TSO\n");
-					netdev->features &= ~NETIF_F_TSO;
-					netdev->features &= ~NETIF_F_TSO6;
-					break;
-				case SPEED_1000:
-					netdev->features |= NETIF_F_TSO;
-					netdev->features |= NETIF_F_TSO6;
-					break;
-				default:
-					/* oops */
-					break;
-				}
-			}
-
-			/* enable transmits in the hardware, need to do this
-			 * after setting TARC0 */
+			/* enable transmits in the hardware */
 			tctl = er32(TCTL);
 			tctl |= E1000_TCTL_EN;
 			ew32(TCTL, tctl);
 
 			netif_carrier_on(netdev);
-			mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
+			if (!test_bit(__E1000_DOWN, &adapter->flags))
+				mod_timer(&adapter->phy_info_timer,
+				          round_jiffies(jiffies + 2 * HZ));
 			adapter->smartspeed = 0;
-		} else {
-			/* make sure the receive unit is started */
-			if (hw->rx_needs_kicking) {
-				u32 rctl = er32(RCTL);
-				ew32(RCTL, rctl | E1000_RCTL_EN);
-			}
 		}
 	} else {
 		if (netif_carrier_ok(netdev)) {
@@ -2652,21 +2357,16 @@ static void e1000_watchdog(unsigned long data)
 			printk(KERN_INFO "e1000: %s NIC Link is Down\n",
 			       netdev->name);
 			netif_carrier_off(netdev);
-			mod_timer(&adapter->phy_info_timer, round_jiffies(jiffies + 2 * HZ));
-
-			/* 80003ES2LAN workaround--
-			 * For packet buffer work-around on link down event;
-			 * disable receives in the ISR and
-			 * reset device here in the watchdog
-			 */
-			if (hw->mac_type == e1000_80003es2lan)
-				/* reset device */
-				schedule_work(&adapter->reset_task);
+
+			if (!test_bit(__E1000_DOWN, &adapter->flags))
+				mod_timer(&adapter->phy_info_timer,
+				          round_jiffies(jiffies + 2 * HZ));
 		}
 
 		e1000_smartspeed(adapter);
 	}
 
+link_up:
 	e1000_update_stats(adapter);
 
 	hw->tx_packet_delta = adapter->stats.tpt - adapter->tpt_old;
@@ -2700,13 +2400,10 @@ static void e1000_watchdog(unsigned long data)
 	/* Force detection of hung controller every watchdog period */
 	adapter->detect_tx_hung = true;
 
-	/* With 82571 controllers, LAA may be overwritten due to controller
-	 * reset from the other port. Set the appropriate LAA in RAR[0] */
-	if (hw->mac_type == e1000_82571 && hw->laa_is_present)
-		e1000_rar_set(hw, hw->mac_addr, 0);
-
 	/* Reset the timer */
-	mod_timer(&adapter->watchdog_timer, round_jiffies(jiffies + 2 * HZ));
+	if (!test_bit(__E1000_DOWN, &adapter->flags))
+		mod_timer(&adapter->watchdog_timer,
+		          round_jiffies(jiffies + 2 * HZ));
 }
 
 enum latency_range {
@@ -2718,6 +2415,11 @@ enum latency_range {
 
 /**
  * e1000_update_itr - update the dynamic ITR value based on statistics
+ * @adapter: pointer to adapter
+ * @itr_setting: current adapter->itr
+ * @packets: the number of packets during this measurement interval
+ * @bytes: the number of bytes during this measurement interval
+ *
  *      Stores a new ITR value based on packets and byte
  *      counts during the last interrupt.  The advantage of per interrupt
  *      computation is faster updates and more accurate ITR for the current
@@ -2727,10 +2429,6 @@ enum latency_range {
  *      while increasing bulk throughput.
  *      this functionality is controlled by the InterruptThrottleRate module
  *      parameter (see e1000_param.c)
- * @adapter: pointer to adapter
- * @itr_setting: current adapter->itr
- * @packets: the number of packets during this measurement interval
- * @bytes: the number of bytes during this measurement interval
  **/
 static unsigned int e1000_update_itr(struct e1000_adapter *adapter,
 				     u16 itr_setting, int packets, int bytes)
@@ -3035,8 +2733,9 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
 			size -= 4;
 
 		buffer_info->length = size;
-		buffer_info->dma = skb_shinfo(skb)->dma_head + offset;
+		/* set time_stamp *before* dma to help avoid a possible race */
 		buffer_info->time_stamp = jiffies;
+		buffer_info->dma = skb_shinfo(skb)->dma_head + offset;
 		buffer_info->next_to_watch = i;
 
 		len -= size;
@@ -3071,13 +2770,14 @@ static int e1000_tx_map(struct e1000_adapter *adapter,
 			 * Avoid terminating buffers within evenly-aligned
 			 * dwords. */
 			if (unlikely(adapter->pcix_82544 &&
-			   !((unsigned long)(frag->page+offset+size-1) & 4) &&
-			   size > 4))
+			    !((unsigned long)(page_to_phys(frag->page) + offset
+			                      + size - 1) & 4) &&
+			    size > 4))
 				size -= 4;
 
 			buffer_info->length = size;
-			buffer_info->dma = map[f] + offset;
 			buffer_info->time_stamp = jiffies;
+			buffer_info->dma = map[f] + offset;
 			buffer_info->next_to_watch = i;
 
 			len -= size;
@@ -3186,41 +2886,6 @@ no_fifo_stall_required:
 	return 0;
 }
 
-#define MINIMUM_DHCP_PACKET_SIZE 282
-static int e1000_transfer_dhcp_info(struct e1000_adapter *adapter,
-				    struct sk_buff *skb)
-{
-	struct e1000_hw *hw =  &adapter->hw;
-	u16 length, offset;
-	if (vlan_tx_tag_present(skb)) {
-		if (!((vlan_tx_tag_get(skb) == hw->mng_cookie.vlan_id) &&
-			( hw->mng_cookie.status &
-			  E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT)) )
-			return 0;
-	}
-	if (skb->len > MINIMUM_DHCP_PACKET_SIZE) {
-		struct ethhdr *eth = (struct ethhdr *)skb->data;
-		if ((htons(ETH_P_IP) == eth->h_proto)) {
-			const struct iphdr *ip =
-				(struct iphdr *)((u8 *)skb->data+14);
-			if (IPPROTO_UDP == ip->protocol) {
-				struct udphdr *udp =
-					(struct udphdr *)((u8 *)ip +
-						(ip->ihl << 2));
-				if (ntohs(udp->dest) == 67) {
-					offset = (u8 *)udp + 8 - skb->data;
-					length = skb->len - offset;
-
-					return e1000_mng_write_dhcp_info(hw,
-							(u8 *)udp + 8,
-							length);
-				}
-			}
-		}
-	}
-	return 0;
-}
-
 static int __e1000_maybe_stop_tx(struct net_device *netdev, int size)
 {
 	struct e1000_adapter *adapter = netdev_priv(netdev);
@@ -3279,11 +2944,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 		return NETDEV_TX_OK;
 	}
 
-	/* 82571 and newer doesn't need the workaround that limited descriptor
-	 * length to 4kB */
-	if (hw->mac_type >= e1000_82571)
-		max_per_txd = 8192;
-
 	mss = skb_shinfo(skb)->gso_size;
 	/* The controller does a simple calculation to
 	 * make sure there is enough room in the FIFO before
@@ -3296,9 +2956,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 		max_per_txd = min(mss << 2, max_per_txd);
 		max_txd_pwr = fls(max_per_txd) - 1;
 
-		/* TSO Workaround for 82571/2/3 Controllers -- if skb->data
-		* points to just header, pull a few bytes of payload from
-		* frags into skb->data */
 		hdr_len = skb_transport_offset(skb) + tcp_hdrlen(skb);
 		if (skb->data_len && hdr_len == len) {
 			switch (hw->mac_type) {
@@ -3313,10 +2970,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 				if ((unsigned long)(skb_tail_pointer(skb) - 1) & 4)
 					break;
 				/* fall through */
-			case e1000_82571:
-			case e1000_82572:
-			case e1000_82573:
-			case e1000_ich8lan:
 				pull_size = min((unsigned int)4, skb->data_len);
 				if (!__pskb_pull_tail(skb, pull_size)) {
 					DPRINTK(DRV, ERR,
@@ -3361,11 +3014,6 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 	if (adapter->pcix_82544)
 		count += nr_frags;
 
-
-	if (hw->tx_pkt_filtering &&
-	    (hw->mac_type == e1000_82573))
-		e1000_transfer_dhcp_info(adapter, skb);
-
 	/* need: count + 2 desc gap to keep tail from touching
 	 * head, otherwise try next time */
 	if (unlikely(e1000_maybe_stop_tx(netdev, tx_ring, count + 2)))
@@ -3374,7 +3022,9 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 	if (unlikely(hw->mac_type == e1000_82547)) {
 		if (unlikely(e1000_82547_fifo_workaround(adapter, skb))) {
 			netif_stop_queue(netdev);
-			mod_timer(&adapter->tx_fifo_stall_timer, jiffies + 1);
+			if (!test_bit(__E1000_DOWN, &adapter->flags))
+				mod_timer(&adapter->tx_fifo_stall_timer,
+				          jiffies + 1);
 			return NETDEV_TX_BUSY;
 		}
 	}
@@ -3393,14 +3043,12 @@ static netdev_tx_t e1000_xmit_frame(struct sk_buff *skb,
 	}
 
 	if (likely(tso)) {
-		tx_ring->last_tx_tso = 1;
+		if (likely(hw->mac_type != e1000_82544))
+			tx_ring->last_tx_tso = 1;
 		tx_flags |= E1000_TX_FLAGS_TSO;
 	} else if (likely(e1000_tx_csum(adapter, tx_ring, skb)))
 		tx_flags |= E1000_TX_FLAGS_CSUM;
 
-	/* Old method was to assume IPv4 packet by default if TSO was enabled.
-	 * 82571 hardware supports TSO capabilities for IPv6 as well...
-	 * no longer assume, we must. */
 	if (likely(skb->protocol == htons(ETH_P_IP)))
 		tx_flags |= E1000_TX_FLAGS_IPV4;
 
@@ -3472,7 +3120,6 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
 	int max_frame = new_mtu + ENET_HEADER_SIZE + ETHERNET_FCS_SIZE;
-	u16 eeprom_data = 0;
 
 	if ((max_frame < MINIMUM_ETHERNET_FRAME_SIZE) ||
 	    (max_frame > MAX_JUMBO_FRAME_SIZE)) {
@@ -3483,44 +3130,23 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 	/* Adapter-specific max frame size limits. */
 	switch (hw->mac_type) {
 	case e1000_undefined ... e1000_82542_rev2_1:
-	case e1000_ich8lan:
 		if (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN)) {
 			DPRINTK(PROBE, ERR, "Jumbo Frames not supported.\n");
 			return -EINVAL;
 		}
 		break;
-	case e1000_82573:
-		/* Jumbo Frames not supported if:
-		 * - this is not an 82573L device
-		 * - ASPM is enabled in any way (0x1A bits 3:2) */
-		e1000_read_eeprom(hw, EEPROM_INIT_3GIO_3, 1,
-		                  &eeprom_data);
-		if ((hw->device_id != E1000_DEV_ID_82573L) ||
-		    (eeprom_data & EEPROM_WORD1A_ASPM_MASK)) {
-			if (max_frame > (ETH_FRAME_LEN + ETH_FCS_LEN)) {
-				DPRINTK(PROBE, ERR,
-			            	"Jumbo Frames not supported.\n");
-				return -EINVAL;
-			}
-			break;
-		}
-		/* ERT will be enabled later to enable wire speed receives */
-
-		/* fall through to get support */
-	case e1000_82571:
-	case e1000_82572:
-	case e1000_80003es2lan:
-#define MAX_STD_JUMBO_FRAME_SIZE 9234
-		if (max_frame > MAX_STD_JUMBO_FRAME_SIZE) {
-			DPRINTK(PROBE, ERR, "MTU > 9216 not supported.\n");
-			return -EINVAL;
-		}
-		break;
 	default:
 		/* Capable of supporting up to MAX_JUMBO_FRAME_SIZE limit. */
 		break;
 	}
 
+	while (test_and_set_bit(__E1000_RESETTING, &adapter->flags))
+		msleep(1);
+	/* e1000_down has a dependency on max_frame_size */
+	hw->max_frame_size = max_frame;
+	if (netif_running(netdev))
+		e1000_down(adapter);
+
 	/* NOTE: netdev_alloc_skb reserves 16 bytes, and typically NET_IP_ALIGN
 	 * means we reserve 2 more, this pushes us to allocate from the next
 	 * larger slab size.
@@ -3549,11 +3175,16 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 	     (max_frame == MAXIMUM_ETHERNET_VLAN_SIZE)))
 		adapter->rx_buffer_len = MAXIMUM_ETHERNET_VLAN_SIZE;
 
+	printk(KERN_INFO "e1000: %s changing MTU from %d to %d\n",
+	       netdev->name, netdev->mtu, new_mtu);
 	netdev->mtu = new_mtu;
-	hw->max_frame_size = max_frame;
 
 	if (netif_running(netdev))
-		e1000_reinit_locked(adapter);
+		e1000_up(adapter);
+	else
+		e1000_reset(adapter);
+
+	clear_bit(__E1000_RESETTING, &adapter->flags);
 
 	return 0;
 }
@@ -3596,14 +3227,12 @@ void e1000_update_stats(struct e1000_adapter *adapter)
 	adapter->stats.mprc += er32(MPRC);
 	adapter->stats.roc += er32(ROC);
 
-	if (hw->mac_type != e1000_ich8lan) {
-		adapter->stats.prc64 += er32(PRC64);
-		adapter->stats.prc127 += er32(PRC127);
-		adapter->stats.prc255 += er32(PRC255);
-		adapter->stats.prc511 += er32(PRC511);
-		adapter->stats.prc1023 += er32(PRC1023);
-		adapter->stats.prc1522 += er32(PRC1522);
-	}
+	adapter->stats.prc64 += er32(PRC64);
+	adapter->stats.prc127 += er32(PRC127);
+	adapter->stats.prc255 += er32(PRC255);
+	adapter->stats.prc511 += er32(PRC511);
+	adapter->stats.prc1023 += er32(PRC1023);
+	adapter->stats.prc1522 += er32(PRC1522);
 
 	adapter->stats.symerrs += er32(SYMERRS);
 	adapter->stats.mpc += er32(MPC);
@@ -3632,14 +3261,12 @@ void e1000_update_stats(struct e1000_adapter *adapter)
 	adapter->stats.toth += er32(TOTH);
 	adapter->stats.tpr += er32(TPR);
 
-	if (hw->mac_type != e1000_ich8lan) {
-		adapter->stats.ptc64 += er32(PTC64);
-		adapter->stats.ptc127 += er32(PTC127);
-		adapter->stats.ptc255 += er32(PTC255);
-		adapter->stats.ptc511 += er32(PTC511);
-		adapter->stats.ptc1023 += er32(PTC1023);
-		adapter->stats.ptc1522 += er32(PTC1522);
-	}
+	adapter->stats.ptc64 += er32(PTC64);
+	adapter->stats.ptc127 += er32(PTC127);
+	adapter->stats.ptc255 += er32(PTC255);
+	adapter->stats.ptc511 += er32(PTC511);
+	adapter->stats.ptc1023 += er32(PTC1023);
+	adapter->stats.ptc1522 += er32(PTC1522);
 
 	adapter->stats.mptc += er32(MPTC);
 	adapter->stats.bptc += er32(BPTC);
@@ -3659,20 +3286,6 @@ void e1000_update_stats(struct e1000_adapter *adapter)
 		adapter->stats.tsctc += er32(TSCTC);
 		adapter->stats.tsctfc += er32(TSCTFC);
 	}
-	if (hw->mac_type > e1000_82547_rev_2) {
-		adapter->stats.iac += er32(IAC);
-		adapter->stats.icrxoc += er32(ICRXOC);
-
-		if (hw->mac_type != e1000_ich8lan) {
-			adapter->stats.icrxptc += er32(ICRXPTC);
-			adapter->stats.icrxatc += er32(ICRXATC);
-			adapter->stats.ictxptc += er32(ICTXPTC);
-			adapter->stats.ictxatc += er32(ICTXATC);
-			adapter->stats.ictxqec += er32(ICTXQEC);
-			adapter->stats.ictxqmtc += er32(ICTXQMTC);
-			adapter->stats.icrxdmtc += er32(ICRXDMTC);
-		}
-	}
 
 	/* Fill out the OS statistics structure */
 	adapter->net_stats.multicast = adapter->stats.mprc;
@@ -3731,49 +3344,6 @@ void e1000_update_stats(struct e1000_adapter *adapter)
 }
 
 /**
- * e1000_intr_msi - Interrupt Handler
- * @irq: interrupt number
- * @data: pointer to a network interface device structure
- **/
-
-static irqreturn_t e1000_intr_msi(int irq, void *data)
-{
-	struct net_device *netdev = data;
-	struct e1000_adapter *adapter = netdev_priv(netdev);
-	struct e1000_hw *hw = &adapter->hw;
-	u32 icr = er32(ICR);
-
-	/* in NAPI mode read ICR disables interrupts using IAM */
-
-	if (icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC)) {
-		hw->get_link_status = 1;
-		/* 80003ES2LAN workaround-- For packet buffer work-around on
-		 * link down event; disable receives here in the ISR and reset
-		 * adapter in watchdog */
-		if (netif_carrier_ok(netdev) &&
-		    (hw->mac_type == e1000_80003es2lan)) {
-			/* disable receives */
-			u32 rctl = er32(RCTL);
-			ew32(RCTL, rctl & ~E1000_RCTL_EN);
-		}
-		/* guard against interrupt when we're going down */
-		if (!test_bit(__E1000_DOWN, &adapter->flags))
-			mod_timer(&adapter->watchdog_timer, jiffies + 1);
-	}
-
-	if (likely(napi_schedule_prep(&adapter->napi))) {
-		adapter->total_tx_bytes = 0;
-		adapter->total_tx_packets = 0;
-		adapter->total_rx_bytes = 0;
-		adapter->total_rx_packets = 0;
-		__napi_schedule(&adapter->napi);
-	} else
-		e1000_irq_enable(adapter);
-
-	return IRQ_HANDLED;
-}
-
-/**
  * e1000_intr - Interrupt Handler
  * @irq: interrupt number
  * @data: pointer to a network interface device structure
@@ -3784,43 +3354,22 @@ static irqreturn_t e1000_intr(int irq, void *data)
 	struct net_device *netdev = data;
 	struct e1000_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
-	u32 rctl, icr = er32(ICR);
+	u32 icr = er32(ICR);
 
 	if (unlikely((!icr) || test_bit(__E1000_DOWN, &adapter->flags)))
 		return IRQ_NONE;  /* Not our interrupt */
 
-	/* IMS will not auto-mask if INT_ASSERTED is not set, and if it is
-	 * not set, then the adapter didn't send an interrupt */
-	if (unlikely(hw->mac_type >= e1000_82571 &&
-	             !(icr & E1000_ICR_INT_ASSERTED)))
-		return IRQ_NONE;
-
-	/* Interrupt Auto-Mask...upon reading ICR, interrupts are masked.  No
-	 * need for the IMC write */
-
 	if (unlikely(icr & (E1000_ICR_RXSEQ | E1000_ICR_LSC))) {
 		hw->get_link_status = 1;
-		/* 80003ES2LAN workaround--
-		 * For packet buffer work-around on link down event;
-		 * disable receives here in the ISR and
-		 * reset adapter in watchdog
-		 */
-		if (netif_carrier_ok(netdev) &&
-		    (hw->mac_type == e1000_80003es2lan)) {
-			/* disable receives */
-			rctl = er32(RCTL);
-			ew32(RCTL, rctl & ~E1000_RCTL_EN);
-		}
 		/* guard against interrupt when we're going down */
 		if (!test_bit(__E1000_DOWN, &adapter->flags))
 			mod_timer(&adapter->watchdog_timer, jiffies + 1);
 	}
 
-	if (unlikely(hw->mac_type < e1000_82571)) {
-		/* disable interrupts, without the synchronize_irq bit */
-		ew32(IMC, ~0);
-		E1000_WRITE_FLUSH();
-	}
+	/* disable interrupts, without the synchronize_irq bit */
+	ew32(IMC, ~0);
+	E1000_WRITE_FLUSH();
+
 	if (likely(napi_schedule_prep(&adapter->napi))) {
 		adapter->total_tx_bytes = 0;
 		adapter->total_tx_packets = 0;
@@ -3844,17 +3393,13 @@ static irqreturn_t e1000_intr(int irq, void *data)
 static int e1000_clean(struct napi_struct *napi, int budget)
 {
 	struct e1000_adapter *adapter = container_of(napi, struct e1000_adapter, napi);
-	struct net_device *poll_dev = adapter->netdev;
-	int tx_cleaned = 0, work_done = 0;
-
-	adapter = netdev_priv(poll_dev);
+	int tx_clean_complete = 0, work_done = 0;
 
-	tx_cleaned = e1000_clean_tx_irq(adapter, &adapter->tx_ring[0]);
+	tx_clean_complete = e1000_clean_tx_irq(adapter, &adapter->tx_ring[0]);
 
-	adapter->clean_rx(adapter, &adapter->rx_ring[0],
-	                  &work_done, budget);
+	adapter->clean_rx(adapter, &adapter->rx_ring[0], &work_done, budget);
 
-	if (!tx_cleaned)
+	if (!tx_clean_complete)
 		work_done = budget;
 
 	/* If budget not fully consumed, exit the polling mode */
@@ -3925,7 +3470,9 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
 		 * sees the new next_to_clean.
 		 */
 		smp_mb();
-		if (netif_queue_stopped(netdev)) {
+
+		if (netif_queue_stopped(netdev) &&
+		    !(test_bit(__E1000_DOWN, &adapter->flags))) {
 			netif_wake_queue(netdev);
 			++adapter->restart_queue;
 		}
@@ -3935,8 +3482,8 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
 		/* Detect a transmit hang in hardware, this serializes the
 		 * check with the clearing of time_stamp and movement of i */
 		adapter->detect_tx_hung = false;
-		if (tx_ring->buffer_info[i].time_stamp &&
-		    time_after(jiffies, tx_ring->buffer_info[i].time_stamp +
+		if (tx_ring->buffer_info[eop].time_stamp &&
+		    time_after(jiffies, tx_ring->buffer_info[eop].time_stamp +
 		               (adapter->tx_timeout_factor * HZ))
 		    && !(er32(STATUS) & E1000_STATUS_TXOFF)) {
 
@@ -3958,7 +3505,7 @@ static bool e1000_clean_tx_irq(struct e1000_adapter *adapter,
 				readl(hw->hw_addr + tx_ring->tdt),
 				tx_ring->next_to_use,
 				tx_ring->next_to_clean,
-				tx_ring->buffer_info[i].time_stamp,
+				tx_ring->buffer_info[eop].time_stamp,
 				eop,
 				jiffies,
 				eop_desc->upper.fields.status);
@@ -3999,25 +3546,13 @@ static void e1000_rx_checksum(struct e1000_adapter *adapter, u32 status_err,
 		return;
 	}
 	/* TCP/UDP Checksum has not been calculated */
-	if (hw->mac_type <= e1000_82547_rev_2) {
-		if (!(status & E1000_RXD_STAT_TCPCS))
-			return;
-	} else {
-		if (!(status & (E1000_RXD_STAT_TCPCS | E1000_RXD_STAT_UDPCS)))
-			return;
-	}
+	if (!(status & E1000_RXD_STAT_TCPCS))
+		return;
+
 	/* It must be a TCP or UDP packet with a valid checksum */
 	if (likely(status & E1000_RXD_STAT_TCPCS)) {
 		/* TCP checksum is good */
 		skb->ip_summed = CHECKSUM_UNNECESSARY;
-	} else if (hw->mac_type > e1000_82547_rev_2) {
-		/* IP fragment with UDP payload */
-		/* Hardware complements the payload checksum, so we undo it
-		 * and then put the value in host order for further stack use.
-		 */
-		__sum16 sum = (__force __sum16)htons(csum);
-		skb->csum = csum_unfold(~sum);
-		skb->ip_summed = CHECKSUM_COMPLETE;
 	}
 	adapter->hw_csum_good++;
 }
@@ -4814,20 +4349,6 @@ void e1000_pcix_set_mmrbc(struct e1000_hw *hw, int mmrbc)
 	pcix_set_mmrbc(adapter->pdev, mmrbc);
 }
 
-s32 e1000_read_pcie_cap_reg(struct e1000_hw *hw, u32 reg, u16 *value)
-{
-    struct e1000_adapter *adapter = hw->back;
-    u16 cap_offset;
-
-    cap_offset = pci_find_capability(adapter->pdev, PCI_CAP_ID_EXP);
-    if (!cap_offset)
-        return -E1000_ERR_CONFIG;
-
-    pci_read_config_word(adapter->pdev, cap_offset + reg, value);
-
-    return E1000_SUCCESS;
-}
-
 void e1000_io_write(struct e1000_hw *hw, unsigned long port, u32 value)
 {
 	outl(value, port);
@@ -4850,33 +4371,27 @@ static void e1000_vlan_rx_register(struct net_device *netdev,
 		ctrl |= E1000_CTRL_VME;
 		ew32(CTRL, ctrl);
 
-		if (adapter->hw.mac_type != e1000_ich8lan) {
-			/* enable VLAN receive filtering */
-			rctl = er32(RCTL);
-			rctl &= ~E1000_RCTL_CFIEN;
-	                if (!(netdev->flags & IFF_PROMISC))
-				rctl |= E1000_RCTL_VFE;
-			ew32(RCTL, rctl);
-			e1000_update_mng_vlan(adapter);
-		}
+		/* enable VLAN receive filtering */
+		rctl = er32(RCTL);
+		rctl &= ~E1000_RCTL_CFIEN;
+		if (!(netdev->flags & IFF_PROMISC))
+			rctl |= E1000_RCTL_VFE;
+		ew32(RCTL, rctl);
+		e1000_update_mng_vlan(adapter);
 	} else {
 		/* disable VLAN tag insert/strip */
 		ctrl = er32(CTRL);
 		ctrl &= ~E1000_CTRL_VME;
 		ew32(CTRL, ctrl);
 
-		if (adapter->hw.mac_type != e1000_ich8lan) {
-			/* disable VLAN receive filtering */
-			rctl = er32(RCTL);
-			rctl &= ~E1000_RCTL_VFE;
-			ew32(RCTL, rctl);
+		/* disable VLAN receive filtering */
+		rctl = er32(RCTL);
+		rctl &= ~E1000_RCTL_VFE;
+		ew32(RCTL, rctl);
 
-			if (adapter->mng_vlan_id !=
-			    (u16)E1000_MNG_VLAN_NONE) {
-				e1000_vlan_rx_kill_vid(netdev,
-				                       adapter->mng_vlan_id);
-				adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
-			}
+		if (adapter->mng_vlan_id != (u16)E1000_MNG_VLAN_NONE) {
+			e1000_vlan_rx_kill_vid(netdev, adapter->mng_vlan_id);
+			adapter->mng_vlan_id = E1000_MNG_VLAN_NONE;
 		}
 	}
 
@@ -4913,14 +4428,6 @@ static void e1000_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
 	if (!test_bit(__E1000_DOWN, &adapter->flags))
 		e1000_irq_enable(adapter);
 
-	if ((hw->mng_cookie.status &
-	     E1000_MNG_DHCP_COOKIE_STATUS_VLAN_SUPPORT) &&
-	    (vid == adapter->mng_vlan_id)) {
-		/* release control to f/w */
-		e1000_release_hw_control(adapter);
-		return;
-	}
-
 	/* remove VID from filter table */
 	index = (vid >> 5) & 0x7F;
 	vfta = E1000_READ_REG_ARRAY(hw, VFTA, index);
@@ -5031,16 +4538,13 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
 		}
 
 		if (hw->media_type == e1000_media_type_fiber ||
-		   hw->media_type == e1000_media_type_internal_serdes) {
+		    hw->media_type == e1000_media_type_internal_serdes) {
 			/* keep the laser running in D3 */
 			ctrl_ext = er32(CTRL_EXT);
 			ctrl_ext |= E1000_CTRL_EXT_SDP7_DATA;
 			ew32(CTRL_EXT, ctrl_ext);
 		}
 
-		/* Allow time for pending master requests to run */
-		e1000_disable_pciex_master(hw);
-
 		ew32(WUC, E1000_WUC_PME_EN);
 		ew32(WUFC, wufc);
 	} else {
@@ -5056,16 +4560,9 @@ static int __e1000_shutdown(struct pci_dev *pdev, bool *enable_wake)
 	if (adapter->en_mng_pt)
 		*enable_wake = true;
 
-	if (hw->phy_type == e1000_phy_igp_3)
-		e1000_phy_powerdown_workaround(hw);
-
 	if (netif_running(netdev))
 		e1000_free_irq(adapter);
 
-	/* Release control of h/w to f/w.  If f/w is AMT enabled, this
-	 * would have already happened in close and is redundant. */
-	e1000_release_hw_control(adapter);
-
 	pci_disable_device(pdev);
 
 	return 0;
@@ -5131,14 +4628,6 @@ static int e1000_resume(struct pci_dev *pdev)
 
 	netif_device_attach(netdev);
 
-	/* If the controller is 82573 and f/w is AMT, do not set
-	 * DRV_LOAD until the interface is up.  For all other cases,
-	 * let the f/w know that the h/w is now under the control
-	 * of the driver. */
-	if (hw->mac_type != e1000_82573 ||
-	    !e1000_check_mng_mode(hw))
-		e1000_get_hw_control(adapter);
-
 	return 0;
 }
 #endif
@@ -5174,7 +4663,7 @@ static void e1000_netpoll(struct net_device *netdev)
 /**
  * e1000_io_error_detected - called when PCI error is detected
  * @pdev: Pointer to PCI device
- * @state: The current pci conneection state
+ * @state: The current pci connection state
  *
  * This function is called after a PCI bus error affecting
  * this device has been detected.
@@ -5243,7 +4732,6 @@ static void e1000_io_resume(struct pci_dev *pdev)
 {
 	struct net_device *netdev = pci_get_drvdata(pdev);
 	struct e1000_adapter *adapter = netdev_priv(netdev);
-	struct e1000_hw *hw = &adapter->hw;
 
 	e1000_init_manageability(adapter);
 
@@ -5255,15 +4743,6 @@ static void e1000_io_resume(struct pci_dev *pdev)
 	}
 
 	netif_device_attach(netdev);
-
-	/* If the controller is 82573 and f/w is AMT, do not set
-	 * DRV_LOAD until the interface is up.  For all other cases,
-	 * let the f/w know that the h/w is now under the control
-	 * of the driver. */
-	if (hw->mac_type != e1000_82573 ||
-	    !e1000_check_mng_mode(hw))
-		e1000_get_hw_control(adapter);
-
 }
 
 /* e1000_main.c */
diff --git a/drivers/net/e1000/e1000_param.c b/drivers/net/e1000/e1000_param.c
index 213437d13154..38d2741ccae9 100644
--- a/drivers/net/e1000/e1000_param.c
+++ b/drivers/net/e1000/e1000_param.c
@@ -518,22 +518,6 @@ void __devinit e1000_check_options(struct e1000_adapter *adapter)
 			adapter->smart_power_down = opt.def;
 		}
 	}
-	{ /* Kumeran Lock Loss Workaround */
-		opt = (struct e1000_option) {
-			.type = enable_option,
-			.name = "Kumeran Lock Loss Workaround",
-			.err  = "defaulting to Enabled",
-			.def  = OPTION_ENABLED
-		};
-
-		if (num_KumeranLockLoss > bd) {
-			unsigned int kmrn_lock_loss = KumeranLockLoss[bd];
-			e1000_validate_option(&kmrn_lock_loss, &opt, adapter);
-			adapter->hw.kmrn_lock_loss_workaround_disabled = !kmrn_lock_loss;
-		} else {
-			adapter->hw.kmrn_lock_loss_workaround_disabled = !opt.def;
-		}
-	}
 
 	switch (adapter->hw.media_type) {
 	case e1000_media_type_fiber:
@@ -626,12 +610,6 @@ static void __devinit e1000_check_copper_options(struct e1000_adapter *adapter)
 					 .p = dplx_list }}
 		};
 
-		if (e1000_check_phy_reset_block(&adapter->hw)) {
-			DPRINTK(PROBE, INFO,
-				"Link active due to SoL/IDER Session. "
-			        "Speed/Duplex/AutoNeg parameter ignored.\n");
-			return;
-		}
 		if (num_Duplex > bd) {
 			dplx = Duplex[bd];
 			e1000_validate_option(&dplx, &opt, adapter);
diff --git a/drivers/net/e1000e/82571.c b/drivers/net/e1000e/82571.c
index b53b40ba88a8..d1e0563a67df 100644
--- a/drivers/net/e1000e/82571.c
+++ b/drivers/net/e1000e/82571.c
@@ -1803,7 +1803,7 @@ struct e1000_info e1000_82574_info = {
 				  | FLAG_HAS_AMT
 				  | FLAG_HAS_CTRLEXT_ON_LOAD,
 	.pba			= 20,
-	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
+	.max_hw_frame_size	= DEFAULT_JUMBO,
 	.get_variants		= e1000_get_variants_82571,
 	.mac_ops		= &e82571_mac_ops,
 	.phy_ops		= &e82_phy_ops_bm,
@@ -1820,7 +1820,7 @@ struct e1000_info e1000_82583_info = {
 				  | FLAG_HAS_AMT
 				  | FLAG_HAS_CTRLEXT_ON_LOAD,
 	.pba			= 20,
-	.max_hw_frame_size	= DEFAULT_JUMBO,
+	.max_hw_frame_size	= ETH_FRAME_LEN + ETH_FCS_LEN,
 	.get_variants		= e1000_get_variants_82571,
 	.mac_ops		= &e82571_mac_ops,
 	.phy_ops		= &e82_phy_ops_bm,
diff --git a/drivers/net/e1000e/defines.h b/drivers/net/e1000e/defines.h
index c0f185beb8bc..1190167a8b3d 100644
--- a/drivers/net/e1000e/defines.h
+++ b/drivers/net/e1000e/defines.h
@@ -76,6 +76,7 @@
 /* Extended Device Control */
 #define E1000_CTRL_EXT_SDP7_DATA 0x00000080 /* Value of SW Definable Pin 7 */
 #define E1000_CTRL_EXT_EE_RST    0x00002000 /* Reinitialize from EEPROM */
+#define E1000_CTRL_EXT_SPD_BYPS  0x00008000 /* Speed Select Bypass */
 #define E1000_CTRL_EXT_RO_DIS    0x00020000 /* Relaxed Ordering disable */
 #define E1000_CTRL_EXT_DMA_DYN_CLK_EN 0x00080000 /* DMA Dynamic Clock Gating */
 #define E1000_CTRL_EXT_LINK_MODE_MASK 0x00C00000
@@ -347,6 +348,7 @@
 /* Extended Configuration Control and Size */
 #define E1000_EXTCNF_CTRL_MDIO_SW_OWNERSHIP      0x00000020
 #define E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE       0x00000001
+#define E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE       0x00000008
 #define E1000_EXTCNF_CTRL_SWFLAG                 0x00000020
 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK   0x00FF0000
 #define E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT          16
diff --git a/drivers/net/e1000e/e1000.h b/drivers/net/e1000e/e1000.h
index 981936c1fb46..3e187b0e4203 100644
--- a/drivers/net/e1000e/e1000.h
+++ b/drivers/net/e1000e/e1000.h
@@ -141,6 +141,22 @@ struct e1000_info;
 #define HV_TNCRS_UPPER		PHY_REG(778, 29) /* Transmit with no CRS */
 #define HV_TNCRS_LOWER		PHY_REG(778, 30)
 
+#define E1000_FCRTV_PCH     0x05F40 /* PCH Flow Control Refresh Timer Value */
+
+/* BM PHY Copper Specific Status */
+#define BM_CS_STATUS                      17
+#define BM_CS_STATUS_LINK_UP              0x0400
+#define BM_CS_STATUS_RESOLVED             0x0800
+#define BM_CS_STATUS_SPEED_MASK           0xC000
+#define BM_CS_STATUS_SPEED_1000           0x8000
+
+/* 82577 Mobile Phy Status Register */
+#define HV_M_STATUS                       26
+#define HV_M_STATUS_AUTONEG_COMPLETE      0x1000
+#define HV_M_STATUS_SPEED_MASK            0x0300
+#define HV_M_STATUS_SPEED_1000            0x0200
+#define HV_M_STATUS_LINK_UP               0x0040
+
 enum e1000_boards {
 	board_82571,
 	board_82572,
@@ -519,9 +535,13 @@ extern s32 e1000e_phy_force_speed_duplex_igp(struct e1000_hw *hw);
 extern s32 e1000e_get_cable_length_igp_2(struct e1000_hw *hw);
 extern s32 e1000e_get_phy_info_igp(struct e1000_hw *hw);
 extern s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
+                                          u16 *data);
 extern s32 e1000e_phy_hw_reset_generic(struct e1000_hw *hw);
 extern s32 e1000e_set_d3_lplu_state(struct e1000_hw *hw, bool active);
 extern s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset,
+                                           u16 data);
 extern s32 e1000e_phy_sw_reset(struct e1000_hw *hw);
 extern s32 e1000e_phy_force_speed_duplex_m88(struct e1000_hw *hw);
 extern s32 e1000e_get_cfg_done(struct e1000_hw *hw);
@@ -538,7 +558,11 @@ extern s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data);
 extern s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data);
 extern void e1000e_phy_force_speed_duplex_setup(struct e1000_hw *hw, u16 *phy_ctrl);
 extern s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
+                                        u16 data);
 extern s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset,
+                                       u16 *data);
 extern s32 e1000e_phy_has_link_generic(struct e1000_hw *hw, u32 iterations,
 			       u32 usec_interval, bool *success);
 extern s32 e1000e_phy_reset_dsp(struct e1000_hw *hw);
@@ -546,7 +570,11 @@ extern s32 e1000e_read_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 *data);
 extern s32 e1000e_write_phy_reg_mdic(struct e1000_hw *hw, u32 offset, u16 data);
 extern s32 e1000e_check_downshift(struct e1000_hw *hw);
 extern s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data);
+extern s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
+                                        u16 *data);
 extern s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data);
+extern s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset,
+                                         u16 data);
 extern s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow);
 extern s32 e1000_link_stall_workaround_hv(struct e1000_hw *hw);
 extern s32 e1000_copper_link_setup_82577(struct e1000_hw *hw);
diff --git a/drivers/net/e1000e/ethtool.c b/drivers/net/e1000e/ethtool.c
index 1bf4d2a5d34f..e82638ecae88 100644
--- a/drivers/net/e1000e/ethtool.c
+++ b/drivers/net/e1000e/ethtool.c
@@ -327,10 +327,18 @@ static int e1000_set_pauseparam(struct net_device *netdev,
 
 		hw->fc.current_mode = hw->fc.requested_mode;
 
-		retval = ((hw->phy.media_type == e1000_media_type_fiber) ?
-			  hw->mac.ops.setup_link(hw) : e1000e_force_mac_fc(hw));
+		if (hw->phy.media_type == e1000_media_type_fiber) {
+			retval = hw->mac.ops.setup_link(hw);
+			/* implicit goto out */
+		} else {
+			retval = e1000e_force_mac_fc(hw);
+			if (retval)
+				goto out;
+			e1000e_set_fc_watermarks(hw);
+		}
 	}
 
+out:
 	clear_bit(__E1000_RESETTING, &adapter->state);
 	return retval;
 }
diff --git a/drivers/net/e1000e/hw.h b/drivers/net/e1000e/hw.h
index fd44d9f90769..aaea41ef794d 100644
--- a/drivers/net/e1000e/hw.h
+++ b/drivers/net/e1000e/hw.h
@@ -764,11 +764,13 @@ struct e1000_phy_operations {
 	s32  (*get_cable_length)(struct e1000_hw *);
 	s32  (*get_phy_info)(struct e1000_hw *);
 	s32  (*read_phy_reg)(struct e1000_hw *, u32, u16 *);
+	s32  (*read_phy_reg_locked)(struct e1000_hw *, u32, u16 *);
 	void (*release_phy)(struct e1000_hw *);
 	s32  (*reset_phy)(struct e1000_hw *);
 	s32  (*set_d0_lplu_state)(struct e1000_hw *, bool);
 	s32  (*set_d3_lplu_state)(struct e1000_hw *, bool);
 	s32  (*write_phy_reg)(struct e1000_hw *, u32, u16);
+	s32  (*write_phy_reg_locked)(struct e1000_hw *, u32, u16);
 	s32  (*cfg_on_link_up)(struct e1000_hw *);
 };
 
@@ -901,6 +903,7 @@ struct e1000_shadow_ram {
 struct e1000_dev_spec_ich8lan {
 	bool kmrn_lock_loss_workaround_enabled;
 	struct e1000_shadow_ram shadow_ram[E1000_ICH8_SHADOW_RAM_WORDS];
+	bool nvm_k1_enabled;
 };
 
 struct e1000_hw {
diff --git a/drivers/net/e1000e/ich8lan.c b/drivers/net/e1000e/ich8lan.c
index 99df2abf82a9..eff3f4783655 100644
--- a/drivers/net/e1000e/ich8lan.c
+++ b/drivers/net/e1000e/ich8lan.c
@@ -122,6 +122,27 @@
 
 #define HV_LED_CONFIG		PHY_REG(768, 30) /* LED Configuration */
 
+#define SW_FLAG_TIMEOUT    1000 /* SW Semaphore flag timeout in milliseconds */
+
+/* SMBus Address Phy Register */
+#define HV_SMB_ADDR            PHY_REG(768, 26)
+#define HV_SMB_ADDR_PEC_EN     0x0200
+#define HV_SMB_ADDR_VALID      0x0080
+
+/* Strapping Option Register - RO */
+#define E1000_STRAP                     0x0000C
+#define E1000_STRAP_SMBUS_ADDRESS_MASK  0x00FE0000
+#define E1000_STRAP_SMBUS_ADDRESS_SHIFT 17
+
+/* OEM Bits Phy Register */
+#define HV_OEM_BITS            PHY_REG(768, 25)
+#define HV_OEM_BITS_LPLU       0x0004 /* Low Power Link Up */
+#define HV_OEM_BITS_GBE_DIS    0x0040 /* Gigabit Disable */
+#define HV_OEM_BITS_RESTART_AN 0x0400 /* Restart Auto-negotiation */
+
+#define E1000_NVM_K1_CONFIG 0x1B /* NVM K1 Config Word */
+#define E1000_NVM_K1_ENABLE 0x1  /* NVM Enable K1 bit */
+
 /* ICH GbE Flash Hardware Sequencing Flash Status Register bit breakdown */
 /* Offset 04h HSFSTS */
 union ich8_hws_flash_status {
@@ -200,6 +221,10 @@ static s32 e1000_setup_led_pchlan(struct e1000_hw *hw);
 static s32 e1000_cleanup_led_pchlan(struct e1000_hw *hw);
 static s32 e1000_led_on_pchlan(struct e1000_hw *hw);
 static s32 e1000_led_off_pchlan(struct e1000_hw *hw);
+static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active);
+static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw);
+static s32  e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link);
+static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable);
 
 static inline u16 __er16flash(struct e1000_hw *hw, unsigned long reg)
 {
@@ -242,7 +267,11 @@ static s32 e1000_init_phy_params_pchlan(struct e1000_hw *hw)
 
 	phy->ops.check_polarity       = e1000_check_polarity_ife_ich8lan;
 	phy->ops.read_phy_reg         = e1000_read_phy_reg_hv;
+	phy->ops.read_phy_reg_locked  = e1000_read_phy_reg_hv_locked;
+	phy->ops.set_d0_lplu_state    = e1000_set_lplu_state_pchlan;
+	phy->ops.set_d3_lplu_state    = e1000_set_lplu_state_pchlan;
 	phy->ops.write_phy_reg        = e1000_write_phy_reg_hv;
+	phy->ops.write_phy_reg_locked = e1000_write_phy_reg_hv_locked;
 	phy->autoneg_mask             = AUTONEG_ADVERTISE_SPEED_DEFAULT;
 
 	phy->id = e1000_phy_unknown;
@@ -303,6 +332,8 @@ static s32 e1000_init_phy_params_ich8lan(struct e1000_hw *hw)
 	case IGP03E1000_E_PHY_ID:
 		phy->type = e1000_phy_igp_3;
 		phy->autoneg_mask = AUTONEG_ADVERTISE_SPEED_DEFAULT;
+		phy->ops.read_phy_reg_locked = e1000e_read_phy_reg_igp_locked;
+		phy->ops.write_phy_reg_locked = e1000e_write_phy_reg_igp_locked;
 		break;
 	case IFE_E_PHY_ID:
 	case IFE_PLUS_E_PHY_ID:
@@ -469,14 +500,6 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
 		goto out;
 	}
 
-	if (hw->mac.type == e1000_pchlan) {
-		ret_val = e1000e_write_kmrn_reg(hw,
-		                                   E1000_KMRNCTRLSTA_K1_CONFIG,
-		                                   E1000_KMRNCTRLSTA_K1_ENABLE);
-		if (ret_val)
-			goto out;
-	}
-
 	/*
 	 * First we want to see if the MII Status Register reports
 	 * link.  If so, then we want to get the current speed/duplex
@@ -486,6 +509,12 @@ static s32 e1000_check_for_copper_link_ich8lan(struct e1000_hw *hw)
 	if (ret_val)
 		goto out;
 
+	if (hw->mac.type == e1000_pchlan) {
+		ret_val = e1000_k1_gig_workaround_hv(hw, link);
+		if (ret_val)
+			goto out;
+	}
+
 	if (!link)
 		goto out; /* No link detected */
 
@@ -568,12 +597,39 @@ static s32 e1000_get_variants_ich8lan(struct e1000_adapter *adapter)
 static DEFINE_MUTEX(nvm_mutex);
 
 /**
+ *  e1000_acquire_nvm_ich8lan - Acquire NVM mutex
+ *  @hw: pointer to the HW structure
+ *
+ *  Acquires the mutex for performing NVM operations.
+ **/
+static s32 e1000_acquire_nvm_ich8lan(struct e1000_hw *hw)
+{
+	mutex_lock(&nvm_mutex);
+
+	return 0;
+}
+
+/**
+ *  e1000_release_nvm_ich8lan - Release NVM mutex
+ *  @hw: pointer to the HW structure
+ *
+ *  Releases the mutex used while performing NVM operations.
+ **/
+static void e1000_release_nvm_ich8lan(struct e1000_hw *hw)
+{
+	mutex_unlock(&nvm_mutex);
+
+	return;
+}
+
+static DEFINE_MUTEX(swflag_mutex);
+
+/**
  *  e1000_acquire_swflag_ich8lan - Acquire software control flag
  *  @hw: pointer to the HW structure
  *
- *  Acquires the software control flag for performing NVM and PHY
- *  operations.  This is a function pointer entry point only called by
- *  read/write routines for the PHY and NVM parts.
+ *  Acquires the software control flag for performing PHY and select
+ *  MAC CSR accesses.
  **/
 static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 {
@@ -582,7 +638,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 
 	might_sleep();
 
-	mutex_lock(&nvm_mutex);
+	mutex_lock(&swflag_mutex);
 
 	while (timeout) {
 		extcnf_ctrl = er32(EXTCNF_CTRL);
@@ -599,7 +655,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 		goto out;
 	}
 
-	timeout = PHY_CFG_TIMEOUT * 2;
+	timeout = SW_FLAG_TIMEOUT;
 
 	extcnf_ctrl |= E1000_EXTCNF_CTRL_SWFLAG;
 	ew32(EXTCNF_CTRL, extcnf_ctrl);
@@ -623,7 +679,7 @@ static s32 e1000_acquire_swflag_ich8lan(struct e1000_hw *hw)
 
 out:
 	if (ret_val)
-		mutex_unlock(&nvm_mutex);
+		mutex_unlock(&swflag_mutex);
 
 	return ret_val;
 }
@@ -632,9 +688,8 @@ out:
  *  e1000_release_swflag_ich8lan - Release software control flag
  *  @hw: pointer to the HW structure
  *
- *  Releases the software control flag for performing NVM and PHY operations.
- *  This is a function pointer entry point only called by read/write
- *  routines for the PHY and NVM parts.
+ *  Releases the software control flag for performing PHY and select
+ *  MAC CSR accesses.
  **/
 static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
 {
@@ -644,7 +699,9 @@ static void e1000_release_swflag_ich8lan(struct e1000_hw *hw)
 	extcnf_ctrl &= ~E1000_EXTCNF_CTRL_SWFLAG;
 	ew32(EXTCNF_CTRL, extcnf_ctrl);
 
-	mutex_unlock(&nvm_mutex);
+	mutex_unlock(&swflag_mutex);
+
+	return;
 }
 
 /**
@@ -752,6 +809,327 @@ static s32 e1000_phy_force_speed_duplex_ich8lan(struct e1000_hw *hw)
 }
 
 /**
+ *  e1000_sw_lcd_config_ich8lan - SW-based LCD Configuration
+ *  @hw:   pointer to the HW structure
+ *
+ *  SW should configure the LCD from the NVM extended configuration region
+ *  as a workaround for certain parts.
+ **/
+static s32 e1000_sw_lcd_config_ich8lan(struct e1000_hw *hw)
+{
+	struct e1000_phy_info *phy = &hw->phy;
+	u32 i, data, cnf_size, cnf_base_addr, sw_cfg_mask;
+	s32 ret_val;
+	u16 word_addr, reg_data, reg_addr, phy_page = 0;
+
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
+	/*
+	 * Initialize the PHY from the NVM on ICH platforms.  This
+	 * is needed due to an issue where the NVM configuration is
+	 * not properly autoloaded after power transitions.
+	 * Therefore, after each PHY reset, we will load the
+	 * configuration data out of the NVM manually.
+	 */
+	if ((hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) ||
+		(hw->mac.type == e1000_pchlan)) {
+		struct e1000_adapter *adapter = hw->adapter;
+
+		/* Check if SW needs to configure the PHY */
+		if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
+		    (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M) ||
+		    (hw->mac.type == e1000_pchlan))
+			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
+		else
+			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
+
+		data = er32(FEXTNVM);
+		if (!(data & sw_cfg_mask))
+			goto out;
+
+		/* Wait for basic configuration completes before proceeding */
+		e1000_lan_init_done_ich8lan(hw);
+
+		/*
+		 * Make sure HW does not configure LCD from PHY
+		 * extended configuration before SW configuration
+		 */
+		data = er32(EXTCNF_CTRL);
+		if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
+			goto out;
+
+		cnf_size = er32(EXTCNF_SIZE);
+		cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
+		cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
+		if (!cnf_size)
+			goto out;
+
+		cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
+		cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
+
+		if (!(data & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE) &&
+		    (hw->mac.type == e1000_pchlan)) {
+			/*
+			 * HW configures the SMBus address and LEDs when the
+			 * OEM and LCD Write Enable bits are set in the NVM.
+			 * When both NVM bits are cleared, SW will configure
+			 * them instead.
+			 */
+			data = er32(STRAP);
+			data &= E1000_STRAP_SMBUS_ADDRESS_MASK;
+			reg_data = data >> E1000_STRAP_SMBUS_ADDRESS_SHIFT;
+			reg_data |= HV_SMB_ADDR_PEC_EN | HV_SMB_ADDR_VALID;
+			ret_val = e1000_write_phy_reg_hv_locked(hw, HV_SMB_ADDR,
+			                                        reg_data);
+			if (ret_val)
+				goto out;
+
+			data = er32(LEDCTL);
+			ret_val = e1000_write_phy_reg_hv_locked(hw,
+			                                        HV_LED_CONFIG,
+			                                        (u16)data);
+			if (ret_val)
+				goto out;
+		}
+		/* Configure LCD from extended configuration region. */
+
+		/* cnf_base_addr is in DWORD */
+		word_addr = (u16)(cnf_base_addr << 1);
+
+		for (i = 0; i < cnf_size; i++) {
+			ret_val = e1000_read_nvm(hw, (word_addr + i * 2), 1,
+			                           &reg_data);
+			if (ret_val)
+				goto out;
+
+			ret_val = e1000_read_nvm(hw, (word_addr + i * 2 + 1),
+			                           1, &reg_addr);
+			if (ret_val)
+				goto out;
+
+			/* Save off the PHY page for future writes. */
+			if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
+				phy_page = reg_data;
+				continue;
+			}
+
+			reg_addr &= PHY_REG_MASK;
+			reg_addr |= phy_page;
+
+			ret_val = phy->ops.write_phy_reg_locked(hw,
+			                                    (u32)reg_addr,
+			                                    reg_data);
+			if (ret_val)
+				goto out;
+		}
+	}
+
+out:
+	hw->phy.ops.release_phy(hw);
+	return ret_val;
+}
+
+/**
+ *  e1000_k1_gig_workaround_hv - K1 Si workaround
+ *  @hw:   pointer to the HW structure
+ *  @link: link up bool flag
+ *
+ *  If K1 is enabled for 1Gbps, the MAC might stall when transitioning
+ *  from a lower speed.  This workaround disables K1 whenever link is at 1Gig
+ *  If link is down, the function will restore the default K1 setting located
+ *  in the NVM.
+ **/
+static s32 e1000_k1_gig_workaround_hv(struct e1000_hw *hw, bool link)
+{
+	s32 ret_val = 0;
+	u16 status_reg = 0;
+	bool k1_enable = hw->dev_spec.ich8lan.nvm_k1_enabled;
+
+	if (hw->mac.type != e1000_pchlan)
+		goto out;
+
+	/* Wrap the whole flow with the sw flag */
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		goto out;
+
+	/* Disable K1 when link is 1Gbps, otherwise use the NVM setting */
+	if (link) {
+		if (hw->phy.type == e1000_phy_82578) {
+			ret_val = hw->phy.ops.read_phy_reg_locked(hw,
+			                                          BM_CS_STATUS,
+			                                          &status_reg);
+			if (ret_val)
+				goto release;
+
+			status_reg &= BM_CS_STATUS_LINK_UP |
+			              BM_CS_STATUS_RESOLVED |
+			              BM_CS_STATUS_SPEED_MASK;
+
+			if (status_reg == (BM_CS_STATUS_LINK_UP |
+			                   BM_CS_STATUS_RESOLVED |
+			                   BM_CS_STATUS_SPEED_1000))
+				k1_enable = false;
+		}
+
+		if (hw->phy.type == e1000_phy_82577) {
+			ret_val = hw->phy.ops.read_phy_reg_locked(hw,
+			                                          HV_M_STATUS,
+			                                          &status_reg);
+			if (ret_val)
+				goto release;
+
+			status_reg &= HV_M_STATUS_LINK_UP |
+			              HV_M_STATUS_AUTONEG_COMPLETE |
+			              HV_M_STATUS_SPEED_MASK;
+
+			if (status_reg == (HV_M_STATUS_LINK_UP |
+			                   HV_M_STATUS_AUTONEG_COMPLETE |
+			                   HV_M_STATUS_SPEED_1000))
+				k1_enable = false;
+		}
+
+		/* Link stall fix for link up */
+		ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
+		                                           0x0100);
+		if (ret_val)
+			goto release;
+
+	} else {
+		/* Link stall fix for link down */
+		ret_val = hw->phy.ops.write_phy_reg_locked(hw, PHY_REG(770, 19),
+		                                           0x4100);
+		if (ret_val)
+			goto release;
+	}
+
+	ret_val = e1000_configure_k1_ich8lan(hw, k1_enable);
+
+release:
+	hw->phy.ops.release_phy(hw);
+out:
+	return ret_val;
+}
+
+/**
+ *  e1000_configure_k1_ich8lan - Configure K1 power state
+ *  @hw: pointer to the HW structure
+ *  @enable: K1 state to configure
+ *
+ *  Configure the K1 power state based on the provided parameter.
+ *  Assumes semaphore already acquired.
+ *
+ *  Success returns 0, Failure returns -E1000_ERR_PHY (-2)
+ **/
+static s32 e1000_configure_k1_ich8lan(struct e1000_hw *hw, bool k1_enable)
+{
+	s32 ret_val = 0;
+	u32 ctrl_reg = 0;
+	u32 ctrl_ext = 0;
+	u32 reg = 0;
+	u16 kmrn_reg = 0;
+
+	ret_val = e1000e_read_kmrn_reg_locked(hw,
+	                                     E1000_KMRNCTRLSTA_K1_CONFIG,
+	                                     &kmrn_reg);
+	if (ret_val)
+		goto out;
+
+	if (k1_enable)
+		kmrn_reg |= E1000_KMRNCTRLSTA_K1_ENABLE;
+	else
+		kmrn_reg &= ~E1000_KMRNCTRLSTA_K1_ENABLE;
+
+	ret_val = e1000e_write_kmrn_reg_locked(hw,
+	                                      E1000_KMRNCTRLSTA_K1_CONFIG,
+	                                      kmrn_reg);
+	if (ret_val)
+		goto out;
+
+	udelay(20);
+	ctrl_ext = er32(CTRL_EXT);
+	ctrl_reg = er32(CTRL);
+
+	reg = ctrl_reg & ~(E1000_CTRL_SPD_1000 | E1000_CTRL_SPD_100);
+	reg |= E1000_CTRL_FRCSPD;
+	ew32(CTRL, reg);
+
+	ew32(CTRL_EXT, ctrl_ext | E1000_CTRL_EXT_SPD_BYPS);
+	udelay(20);
+	ew32(CTRL, ctrl_reg);
+	ew32(CTRL_EXT, ctrl_ext);
+	udelay(20);
+
+out:
+	return ret_val;
+}
+
+/**
+ *  e1000_oem_bits_config_ich8lan - SW-based LCD Configuration
+ *  @hw:       pointer to the HW structure
+ *  @d0_state: boolean if entering d0 or d3 device state
+ *
+ *  SW will configure Gbe Disable and LPLU based on the NVM. The four bits are
+ *  collectively called OEM bits.  The OEM Write Enable bit and SW Config bit
+ *  in NVM determines whether HW should configure LPLU and Gbe Disable.
+ **/
+static s32 e1000_oem_bits_config_ich8lan(struct e1000_hw *hw, bool d0_state)
+{
+	s32 ret_val = 0;
+	u32 mac_reg;
+	u16 oem_reg;
+
+	if (hw->mac.type != e1000_pchlan)
+		return ret_val;
+
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
+	mac_reg = er32(EXTCNF_CTRL);
+	if (mac_reg & E1000_EXTCNF_CTRL_OEM_WRITE_ENABLE)
+		goto out;
+
+	mac_reg = er32(FEXTNVM);
+	if (!(mac_reg & E1000_FEXTNVM_SW_CONFIG_ICH8M))
+		goto out;
+
+	mac_reg = er32(PHY_CTRL);
+
+	ret_val = hw->phy.ops.read_phy_reg_locked(hw, HV_OEM_BITS, &oem_reg);
+	if (ret_val)
+		goto out;
+
+	oem_reg &= ~(HV_OEM_BITS_GBE_DIS | HV_OEM_BITS_LPLU);
+
+	if (d0_state) {
+		if (mac_reg & E1000_PHY_CTRL_GBE_DISABLE)
+			oem_reg |= HV_OEM_BITS_GBE_DIS;
+
+		if (mac_reg & E1000_PHY_CTRL_D0A_LPLU)
+			oem_reg |= HV_OEM_BITS_LPLU;
+	} else {
+		if (mac_reg & E1000_PHY_CTRL_NOND0A_GBE_DISABLE)
+			oem_reg |= HV_OEM_BITS_GBE_DIS;
+
+		if (mac_reg & E1000_PHY_CTRL_NOND0A_LPLU)
+			oem_reg |= HV_OEM_BITS_LPLU;
+	}
+	/* Restart auto-neg to activate the bits */
+	if (!e1000_check_reset_block(hw))
+		oem_reg |= HV_OEM_BITS_RESTART_AN;
+	ret_val = hw->phy.ops.write_phy_reg_locked(hw, HV_OEM_BITS, oem_reg);
+
+out:
+	hw->phy.ops.release_phy(hw);
+
+	return ret_val;
+}
+
+
+/**
  *  e1000_hv_phy_workarounds_ich8lan - A series of Phy workarounds to be
  *  done after every PHY reset.
  **/
@@ -791,10 +1169,20 @@ static s32 e1000_hv_phy_workarounds_ich8lan(struct e1000_hw *hw)
 	ret_val = hw->phy.ops.acquire_phy(hw);
 	if (ret_val)
 		return ret_val;
+
 	hw->phy.addr = 1;
-	e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
+	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT, 0);
+	if (ret_val)
+		goto out;
 	hw->phy.ops.release_phy(hw);
 
+	/*
+	 * Configure the K1 Si workaround during phy reset assuming there is
+	 * link so that it disables K1 if link is in 1Gbps.
+	 */
+	ret_val = e1000_k1_gig_workaround_hv(hw, true);
+
+out:
 	return ret_val;
 }
 
@@ -840,11 +1228,8 @@ static void e1000_lan_init_done_ich8lan(struct e1000_hw *hw)
  **/
 static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
 {
-	struct e1000_phy_info *phy = &hw->phy;
-	u32 i;
-	u32 data, cnf_size, cnf_base_addr, sw_cfg_mask;
-	s32 ret_val;
-	u16 word_addr, reg_data, reg_addr, phy_page = 0;
+	s32 ret_val = 0;
+	u16 reg;
 
 	ret_val = e1000e_phy_hw_reset_generic(hw);
 	if (ret_val)
@@ -859,81 +1244,20 @@ static s32 e1000_phy_hw_reset_ich8lan(struct e1000_hw *hw)
 			return ret_val;
 	}
 
-	/*
-	 * Initialize the PHY from the NVM on ICH platforms.  This
-	 * is needed due to an issue where the NVM configuration is
-	 * not properly autoloaded after power transitions.
-	 * Therefore, after each PHY reset, we will load the
-	 * configuration data out of the NVM manually.
-	 */
-	if (hw->mac.type == e1000_ich8lan && phy->type == e1000_phy_igp_3) {
-		struct e1000_adapter *adapter = hw->adapter;
-
-		/* Check if SW needs configure the PHY */
-		if ((adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M_AMT) ||
-		    (adapter->pdev->device == E1000_DEV_ID_ICH8_IGP_M))
-			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG_ICH8M;
-		else
-			sw_cfg_mask = E1000_FEXTNVM_SW_CONFIG;
-
-		data = er32(FEXTNVM);
-		if (!(data & sw_cfg_mask))
-			return 0;
-
-		/* Wait for basic configuration completes before proceeding */
-		e1000_lan_init_done_ich8lan(hw);
-
-		/*
-		 * Make sure HW does not configure LCD from PHY
-		 * extended configuration before SW configuration
-		 */
-		data = er32(EXTCNF_CTRL);
-		if (data & E1000_EXTCNF_CTRL_LCD_WRITE_ENABLE)
-			return 0;
-
-		cnf_size = er32(EXTCNF_SIZE);
-		cnf_size &= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_MASK;
-		cnf_size >>= E1000_EXTCNF_SIZE_EXT_PCIE_LENGTH_SHIFT;
-		if (!cnf_size)
-			return 0;
-
-		cnf_base_addr = data & E1000_EXTCNF_CTRL_EXT_CNF_POINTER_MASK;
-		cnf_base_addr >>= E1000_EXTCNF_CTRL_EXT_CNF_POINTER_SHIFT;
-
-		/* Configure LCD from extended configuration region. */
-
-		/* cnf_base_addr is in DWORD */
-		word_addr = (u16)(cnf_base_addr << 1);
-
-		for (i = 0; i < cnf_size; i++) {
-			ret_val = e1000_read_nvm(hw,
-						(word_addr + i * 2),
-						1,
-						&reg_data);
-			if (ret_val)
-				return ret_val;
-
-			ret_val = e1000_read_nvm(hw,
-						(word_addr + i * 2 + 1),
-						1,
-						&reg_addr);
-			if (ret_val)
-				return ret_val;
-
-			/* Save off the PHY page for future writes. */
-			if (reg_addr == IGP01E1000_PHY_PAGE_SELECT) {
-				phy_page = reg_data;
-				continue;
-			}
+	/* Dummy read to clear the phy wakeup bit after lcd reset */
+	if (hw->mac.type == e1000_pchlan)
+		e1e_rphy(hw, BM_WUC, &reg);
 
-			reg_addr |= phy_page;
+	/* Configure the LCD with the extended configuration region in NVM */
+	ret_val = e1000_sw_lcd_config_ich8lan(hw);
+	if (ret_val)
+		goto out;
 
-			ret_val = e1e_wphy(hw, (u32)reg_addr, reg_data);
-			if (ret_val)
-				return ret_val;
-		}
-	}
+	/* Configure the LCD with the OEM bits in NVM */
+	if (hw->mac.type == e1000_pchlan)
+		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
 
+out:
 	return 0;
 }
 
@@ -1054,6 +1378,38 @@ static s32 e1000_check_polarity_ife_ich8lan(struct e1000_hw *hw)
 }
 
 /**
+ *  e1000_set_lplu_state_pchlan - Set Low Power Link Up state
+ *  @hw: pointer to the HW structure
+ *  @active: true to enable LPLU, false to disable
+ *
+ *  Sets the LPLU state according to the active flag.  For PCH, if OEM write
+ *  bit are disabled in the NVM, writing the LPLU bits in the MAC will not set
+ *  the phy speed. This function will manually set the LPLU bit and restart
+ *  auto-neg as hw would do. D3 and D0 LPLU will call the same function
+ *  since it configures the same bit.
+ **/
+static s32 e1000_set_lplu_state_pchlan(struct e1000_hw *hw, bool active)
+{
+	s32 ret_val = 0;
+	u16 oem_reg;
+
+	ret_val = e1e_rphy(hw, HV_OEM_BITS, &oem_reg);
+	if (ret_val)
+		goto out;
+
+	if (active)
+		oem_reg |= HV_OEM_BITS_LPLU;
+	else
+		oem_reg &= ~HV_OEM_BITS_LPLU;
+
+	oem_reg |= HV_OEM_BITS_RESTART_AN;
+	ret_val = e1e_wphy(hw, HV_OEM_BITS, oem_reg);
+
+out:
+	return ret_val;
+}
+
+/**
  *  e1000_set_d0_lplu_state_ich8lan - Set Low Power Linkup D0 state
  *  @hw: pointer to the HW structure
  *  @active: TRUE to enable LPLU, FALSE to disable
@@ -1314,12 +1670,11 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
 	if ((offset >= nvm->word_size) || (words > nvm->word_size - offset) ||
 	    (words == 0)) {
 		hw_dbg(hw, "nvm parameter(s) out of bounds\n");
-		return -E1000_ERR_NVM;
+		ret_val = -E1000_ERR_NVM;
+		goto out;
 	}
 
-	ret_val = e1000_acquire_swflag_ich8lan(hw);
-	if (ret_val)
-		goto out;
+	nvm->ops.acquire_nvm(hw);
 
 	ret_val = e1000_valid_nvm_bank_detect_ich8lan(hw, &bank);
 	if (ret_val) {
@@ -1345,7 +1700,7 @@ static s32 e1000_read_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
 		}
 	}
 
-	e1000_release_swflag_ich8lan(hw);
+	nvm->ops.release_nvm(hw);
 
 out:
 	if (ret_val)
@@ -1603,11 +1958,15 @@ static s32 e1000_write_nvm_ich8lan(struct e1000_hw *hw, u16 offset, u16 words,
 		return -E1000_ERR_NVM;
 	}
 
+	nvm->ops.acquire_nvm(hw);
+
 	for (i = 0; i < words; i++) {
 		dev_spec->shadow_ram[offset+i].modified = 1;
 		dev_spec->shadow_ram[offset+i].value = data[i];
 	}
 
+	nvm->ops.release_nvm(hw);
+
 	return 0;
 }
 
@@ -1637,9 +1996,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 	if (nvm->type != e1000_nvm_flash_sw)
 		goto out;
 
-	ret_val = e1000_acquire_swflag_ich8lan(hw);
-	if (ret_val)
-		goto out;
+	nvm->ops.acquire_nvm(hw);
 
 	/*
 	 * We're writing to the opposite bank so if we're on bank 1,
@@ -1657,7 +2014,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 		old_bank_offset = 0;
 		ret_val = e1000_erase_flash_bank_ich8lan(hw, 1);
 		if (ret_val) {
-			e1000_release_swflag_ich8lan(hw);
+			nvm->ops.release_nvm(hw);
 			goto out;
 		}
 	} else {
@@ -1665,7 +2022,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 		new_bank_offset = 0;
 		ret_val = e1000_erase_flash_bank_ich8lan(hw, 0);
 		if (ret_val) {
-			e1000_release_swflag_ich8lan(hw);
+			nvm->ops.release_nvm(hw);
 			goto out;
 		}
 	}
@@ -1723,7 +2080,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 	if (ret_val) {
 		/* Possibly read-only, see e1000e_write_protect_nvm_ich8lan() */
 		hw_dbg(hw, "Flash commit failed.\n");
-		e1000_release_swflag_ich8lan(hw);
+		nvm->ops.release_nvm(hw);
 		goto out;
 	}
 
@@ -1736,7 +2093,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 	act_offset = new_bank_offset + E1000_ICH_NVM_SIG_WORD;
 	ret_val = e1000_read_flash_word_ich8lan(hw, act_offset, &data);
 	if (ret_val) {
-		e1000_release_swflag_ich8lan(hw);
+		nvm->ops.release_nvm(hw);
 		goto out;
 	}
 	data &= 0xBFFF;
@@ -1744,7 +2101,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 						       act_offset * 2 + 1,
 						       (u8)(data >> 8));
 	if (ret_val) {
-		e1000_release_swflag_ich8lan(hw);
+		nvm->ops.release_nvm(hw);
 		goto out;
 	}
 
@@ -1757,7 +2114,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 	act_offset = (old_bank_offset + E1000_ICH_NVM_SIG_WORD) * 2 + 1;
 	ret_val = e1000_retry_write_flash_byte_ich8lan(hw, act_offset, 0);
 	if (ret_val) {
-		e1000_release_swflag_ich8lan(hw);
+		nvm->ops.release_nvm(hw);
 		goto out;
 	}
 
@@ -1767,7 +2124,7 @@ static s32 e1000_update_nvm_checksum_ich8lan(struct e1000_hw *hw)
 		dev_spec->shadow_ram[i].value = 0xFFFF;
 	}
 
-	e1000_release_swflag_ich8lan(hw);
+	nvm->ops.release_nvm(hw);
 
 	/*
 	 * Reload the EEPROM, or else modifications will not appear
@@ -1831,14 +2188,12 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw)
  **/
 void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
 {
+	struct e1000_nvm_info *nvm = &hw->nvm;
 	union ich8_flash_protected_range pr0;
 	union ich8_hws_flash_status hsfsts;
 	u32 gfpreg;
-	s32 ret_val;
 
-	ret_val = e1000_acquire_swflag_ich8lan(hw);
-	if (ret_val)
-		return;
+	nvm->ops.acquire_nvm(hw);
 
 	gfpreg = er32flash(ICH_FLASH_GFPREG);
 
@@ -1859,7 +2214,7 @@ void e1000e_write_protect_nvm_ich8lan(struct e1000_hw *hw)
 	hsfsts.hsf_status.flockdn = true;
 	ew32flash(ICH_FLASH_HSFSTS, hsfsts.regval);
 
-	e1000_release_swflag_ich8lan(hw);
+	nvm->ops.release_nvm(hw);
 }
 
 /**
@@ -2229,6 +2584,8 @@ static s32 e1000_get_bus_info_ich8lan(struct e1000_hw *hw)
  **/
 static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
 {
+	struct e1000_dev_spec_ich8lan *dev_spec = &hw->dev_spec.ich8lan;
+	u16 reg;
 	u32 ctrl, icr, kab;
 	s32 ret_val;
 
@@ -2263,6 +2620,18 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
 		ew32(PBS, E1000_PBS_16K);
 	}
 
+	if (hw->mac.type == e1000_pchlan) {
+		/* Save the NVM K1 bit setting*/
+		ret_val = e1000_read_nvm(hw, E1000_NVM_K1_CONFIG, 1, &reg);
+		if (ret_val)
+			return ret_val;
+
+		if (reg & E1000_NVM_K1_ENABLE)
+			dev_spec->nvm_k1_enabled = true;
+		else
+			dev_spec->nvm_k1_enabled = false;
+	}
+
 	ctrl = er32(CTRL);
 
 	if (!e1000_check_reset_block(hw)) {
@@ -2304,7 +2673,19 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
 			hw_dbg(hw, "Auto Read Done did not complete\n");
 		}
 	}
+	/* Dummy read to clear the phy wakeup bit after lcd reset */
+	if (hw->mac.type == e1000_pchlan)
+		e1e_rphy(hw, BM_WUC, &reg);
 
+	ret_val = e1000_sw_lcd_config_ich8lan(hw);
+	if (ret_val)
+		goto out;
+
+	if (hw->mac.type == e1000_pchlan) {
+		ret_val = e1000_oem_bits_config_ich8lan(hw, true);
+		if (ret_val)
+			goto out;
+	}
 	/*
 	 * For PCH, this write will make sure that any noise
 	 * will be detected as a CRC error and be dropped rather than show up
@@ -2323,6 +2704,7 @@ static s32 e1000_reset_hw_ich8lan(struct e1000_hw *hw)
 	if (hw->mac.type == e1000_pchlan)
 		ret_val = e1000_hv_phy_workarounds_ich8lan(hw);
 
+out:
 	return ret_val;
 }
 
@@ -2627,14 +3009,6 @@ static s32 e1000_get_link_up_info_ich8lan(struct e1000_hw *hw, u16 *speed,
 	if (ret_val)
 		return ret_val;
 
-	if ((hw->mac.type == e1000_pchlan) && (*speed == SPEED_1000)) {
-		ret_val = e1000e_write_kmrn_reg(hw,
-		                                  E1000_KMRNCTRLSTA_K1_CONFIG,
-		                                  E1000_KMRNCTRLSTA_K1_DISABLE);
-		if (ret_val)
-			return ret_val;
-	}
-
 	if ((hw->mac.type == e1000_ich8lan) &&
 	    (hw->phy.type == e1000_phy_igp_3) &&
 	    (*speed == SPEED_1000)) {
@@ -2843,9 +3217,8 @@ void e1000e_disable_gig_wol_ich8lan(struct e1000_hw *hw)
 		            E1000_PHY_CTRL_GBE_DISABLE;
 		ew32(PHY_CTRL, phy_ctrl);
 
-		/* Workaround SWFLAG unexpectedly set during S0->Sx */
 		if (hw->mac.type == e1000_pchlan)
-			udelay(500);
+			e1000_phy_hw_reset_ich8lan(hw);
 	default:
 		break;
 	}
@@ -3113,9 +3486,9 @@ static struct e1000_phy_operations ich8_phy_ops = {
 };
 
 static struct e1000_nvm_operations ich8_nvm_ops = {
-	.acquire_nvm		= e1000_acquire_swflag_ich8lan,
+	.acquire_nvm		= e1000_acquire_nvm_ich8lan,
 	.read_nvm	 	= e1000_read_nvm_ich8lan,
-	.release_nvm		= e1000_release_swflag_ich8lan,
+	.release_nvm		= e1000_release_nvm_ich8lan,
 	.update_nvm		= e1000_update_nvm_checksum_ich8lan,
 	.valid_led_default	= e1000_valid_led_default_ich8lan,
 	.validate_nvm		= e1000_validate_nvm_checksum_ich8lan,
@@ -3186,6 +3559,7 @@ struct e1000_info e1000_pch_info = {
 				  | FLAG_HAS_AMT
 				  | FLAG_HAS_FLASH
 				  | FLAG_HAS_JUMBO_FRAMES
+				  | FLAG_DISABLE_FC_PAUSE_TIME /* errata */
 				  | FLAG_APME_IN_WUC,
 	.pba			= 26,
 	.max_hw_frame_size	= 4096,
diff --git a/drivers/net/e1000e/netdev.c b/drivers/net/e1000e/netdev.c
index 16c193a6c95c..fad8f9ea0043 100644
--- a/drivers/net/e1000e/netdev.c
+++ b/drivers/net/e1000e/netdev.c
@@ -2769,25 +2769,38 @@ void e1000e_reset(struct e1000_adapter *adapter)
 	/*
 	 * flow control settings
 	 *
-	 * The high water mark must be low enough to fit two full frame
+	 * The high water mark must be low enough to fit one full frame
 	 * (or the size used for early receive) above it in the Rx FIFO.
 	 * Set it to the lower of:
 	 * - 90% of the Rx FIFO size, and
 	 * - the full Rx FIFO size minus the early receive size (for parts
 	 *   with ERT support assuming ERT set to E1000_ERT_2048), or
-	 * - the full Rx FIFO size minus two full frames
+	 * - the full Rx FIFO size minus one full frame
 	 */
-	if ((adapter->flags & FLAG_HAS_ERT) &&
-	    (adapter->netdev->mtu > ETH_DATA_LEN))
-		hwm = min(((pba << 10) * 9 / 10),
-			  ((pba << 10) - (E1000_ERT_2048 << 3)));
-	else
-		hwm = min(((pba << 10) * 9 / 10),
-			  ((pba << 10) - (2 * adapter->max_frame_size)));
+	if (hw->mac.type == e1000_pchlan) {
+		/*
+		 * Workaround PCH LOM adapter hangs with certain network
+		 * loads.  If hangs persist, try disabling Tx flow control.
+		 */
+		if (adapter->netdev->mtu > ETH_DATA_LEN) {
+			fc->high_water = 0x3500;
+			fc->low_water  = 0x1500;
+		} else {
+			fc->high_water = 0x5000;
+			fc->low_water  = 0x3000;
+		}
+	} else {
+		if ((adapter->flags & FLAG_HAS_ERT) &&
+		    (adapter->netdev->mtu > ETH_DATA_LEN))
+			hwm = min(((pba << 10) * 9 / 10),
+				  ((pba << 10) - (E1000_ERT_2048 << 3)));
+		else
+			hwm = min(((pba << 10) * 9 / 10),
+				  ((pba << 10) - adapter->max_frame_size));
 
-	fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
-	fc->low_water = (fc->high_water - (2 * adapter->max_frame_size));
-	fc->low_water &= E1000_FCRTL_RTL; /* 8-byte granularity */
+		fc->high_water = hwm & E1000_FCRTH_RTH; /* 8-byte granularity */
+		fc->low_water = fc->high_water - 8;
+	}
 
 	if (adapter->flags & FLAG_DISABLE_FC_PAUSE_TIME)
 		fc->pause_time = 0xFFFF;
@@ -2813,6 +2826,10 @@ void e1000e_reset(struct e1000_adapter *adapter)
 	if (mac->ops.init_hw(hw))
 		e_err("Hardware Error\n");
 
+	/* additional part of the flow-control workaround above */
+	if (hw->mac.type == e1000_pchlan)
+		ew32(FCRTV_PCH, 0x1000);
+
 	e1000_update_mng_vlan(adapter);
 
 	/* Enable h/w to recognize an 802.1Q VLAN Ethernet packet */
@@ -3610,7 +3627,7 @@ static void e1000_watchdog_task(struct work_struct *work)
 			case SPEED_100:
 				txb2b = 0;
 				netdev->tx_queue_len = 100;
-				/* maybe add some timeout factor ? */
+				adapter->tx_timeout_factor = 10;
 				break;
 			}
 
@@ -4288,8 +4305,10 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 
 	while (test_and_set_bit(__E1000_RESETTING, &adapter->state))
 		msleep(1);
-	/* e1000e_down has a dependency on max_frame_size */
+	/* e1000e_down -> e1000e_reset dependent on max_frame_size & mtu */
 	adapter->max_frame_size = max_frame;
+	e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
+	netdev->mtu = new_mtu;
 	if (netif_running(netdev))
 		e1000e_down(adapter);
 
@@ -4319,9 +4338,6 @@ static int e1000_change_mtu(struct net_device *netdev, int new_mtu)
 		adapter->rx_buffer_len = ETH_FRAME_LEN + VLAN_HLEN
 					 + ETH_FCS_LEN;
 
-	e_info("changing MTU from %d to %d\n", netdev->mtu, new_mtu);
-	netdev->mtu = new_mtu;
-
 	if (netif_running(netdev))
 		e1000e_up(adapter);
 	else
@@ -4982,12 +4998,7 @@ static int __devinit e1000_probe(struct pci_dev *pdev,
 		goto err_pci_reg;
 
 	/* AER (Advanced Error Reporting) hooks */
-	err = pci_enable_pcie_error_reporting(pdev);
-	if (err) {
-		dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
-		        "0x%x\n", err);
-		/* non-fatal, continue */
-	}
+	pci_enable_pcie_error_reporting(pdev);
 
 	pci_set_master(pdev);
 	/* PCI config space info */
@@ -5263,7 +5274,6 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
 {
 	struct net_device *netdev = pci_get_drvdata(pdev);
 	struct e1000_adapter *adapter = netdev_priv(netdev);
-	int err;
 
 	/*
 	 * flush_scheduled work may reschedule our watchdog task, so
@@ -5299,10 +5309,7 @@ static void __devexit e1000_remove(struct pci_dev *pdev)
 	free_netdev(netdev);
 
 	/* AER disable */
-	err = pci_disable_pcie_error_reporting(pdev);
-	if (err)
-		dev_err(&pdev->dev,
-		        "pci_disable_pcie_error_reporting failed 0x%x\n", err);
+	pci_disable_pcie_error_reporting(pdev);
 
 	pci_disable_device(pdev);
 }
diff --git a/drivers/net/e1000e/phy.c b/drivers/net/e1000e/phy.c
index 994401fd0664..85f955f70417 100644
--- a/drivers/net/e1000e/phy.c
+++ b/drivers/net/e1000e/phy.c
@@ -71,7 +71,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
 #define I82577_CFG_ASSERT_CRS_ON_TX       (1 << 15)
 #define I82577_CFG_ENABLE_DOWNSHIFT       (3 << 10) /* auto downshift 100/10 */
 #define I82577_CTRL_REG                   23
-#define I82577_CTRL_DOWNSHIFT_MASK        (7 << 10)
 
 /* 82577 specific PHY registers */
 #define I82577_PHY_CTRL_2            18
@@ -95,13 +94,6 @@ static const u16 e1000_igp_2_cable_length_table[] =
 /* BM PHY Copper Specific Control 1 */
 #define BM_CS_CTRL1                       16
 
-/* BM PHY Copper Specific Status */
-#define BM_CS_STATUS                      17
-#define BM_CS_STATUS_LINK_UP              0x0400
-#define BM_CS_STATUS_RESOLVED             0x0800
-#define BM_CS_STATUS_SPEED_MASK           0xC000
-#define BM_CS_STATUS_SPEED_1000           0x8000
-
 #define HV_MUX_DATA_CTRL               PHY_REG(776, 16)
 #define HV_MUX_DATA_CTRL_GEN_TO_MAC    0x0400
 #define HV_MUX_DATA_CTRL_FORCE_SPEED   0x0004
@@ -164,16 +156,25 @@ s32 e1000e_get_phy_id(struct e1000_hw *hw)
 		 * MDIC mode. No harm in trying again in this case since
 		 * the PHY ID is unknown at this point anyway
 		 */
+		ret_val = phy->ops.acquire_phy(hw);
+		if (ret_val)
+			goto out;
 		ret_val = e1000_set_mdio_slow_mode_hv(hw, true);
 		if (ret_val)
 			goto out;
+		phy->ops.release_phy(hw);
 
 		retry_count++;
 	}
 out:
 	/* Revert to MDIO fast mode, if applicable */
-	if (retry_count)
+	if (retry_count) {
+		ret_val = phy->ops.acquire_phy(hw);
+		if (ret_val)
+			return ret_val;
 		ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+		phy->ops.release_phy(hw);
+	}
 
 	return ret_val;
 }
@@ -354,94 +355,173 @@ s32 e1000e_write_phy_reg_m88(struct e1000_hw *hw, u32 offset, u16 data)
 }
 
 /**
- *  e1000e_read_phy_reg_igp - Read igp PHY register
+ *  __e1000e_read_phy_reg_igp - Read igp PHY register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to be read
  *  @data: pointer to the read data
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary, then reads the PHY register at offset
- *  and storing the retrieved information in data.  Release any acquired
+ *  and stores the retrieved information in data.  Release any acquired
  *  semaphores before exiting.
  **/
-s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data,
+                                    bool locked)
 {
-	s32 ret_val;
+	s32 ret_val = 0;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
+	if (!locked) {
+		if (!(hw->phy.ops.acquire_phy))
+			goto out;
+
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			goto out;
+	}
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
 		ret_val = e1000e_write_phy_reg_mdic(hw,
 						    IGP01E1000_PHY_PAGE_SELECT,
 						    (u16)offset);
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
-			return ret_val;
-		}
+		if (ret_val)
+			goto release;
 	}
 
 	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
-					   data);
-
-	hw->phy.ops.release_phy(hw);
+	                                  data);
 
+release:
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
+out:
 	return ret_val;
 }
 
 /**
+ *  e1000e_read_phy_reg_igp - Read igp PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Acquires semaphore then reads the PHY register at offset and stores the
+ *  retrieved information in data.
+ *  Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_read_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000e_read_phy_reg_igp(hw, offset, data, false);
+}
+
+/**
+ *  e1000e_read_phy_reg_igp_locked - Read igp PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Reads the PHY register at offset and stores the retrieved information
+ *  in data.  Assumes semaphore already acquired.
+ **/
+s32 e1000e_read_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000e_read_phy_reg_igp(hw, offset, data, true);
+}
+
+/**
  *  e1000e_write_phy_reg_igp - Write igp PHY register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to write to
  *  @data: data to write at register offset
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary, then writes the data to PHY register
  *  at the offset.  Release any acquired semaphores before exiting.
  **/
-s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data,
+                                     bool locked)
 {
-	s32 ret_val;
+	s32 ret_val = 0;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
+	if (!locked) {
+		if (!(hw->phy.ops.acquire_phy))
+			goto out;
+
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			goto out;
+	}
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
 		ret_val = e1000e_write_phy_reg_mdic(hw,
 						    IGP01E1000_PHY_PAGE_SELECT,
 						    (u16)offset);
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
-			return ret_val;
-		}
+		if (ret_val)
+			goto release;
 	}
 
 	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
 					    data);
 
-	hw->phy.ops.release_phy(hw);
+release:
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
 
+out:
 	return ret_val;
 }
 
 /**
- *  e1000e_read_kmrn_reg - Read kumeran register
+ *  e1000e_write_phy_reg_igp - Write igp PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Acquires semaphore then writes the data to PHY register
+ *  at the offset.  Release any acquired semaphores before exiting.
+ **/
+s32 e1000e_write_phy_reg_igp(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000e_write_phy_reg_igp(hw, offset, data, false);
+}
+
+/**
+ *  e1000e_write_phy_reg_igp_locked - Write igp PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Writes the data to PHY register at the offset.
+ *  Assumes semaphore already acquired.
+ **/
+s32 e1000e_write_phy_reg_igp_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000e_write_phy_reg_igp(hw, offset, data, true);
+}
+
+/**
+ *  __e1000_read_kmrn_reg - Read kumeran register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to be read
  *  @data: pointer to the read data
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary.  Then reads the PHY register at offset
  *  using the kumeran interface.  The information retrieved is stored in data.
  *  Release any acquired semaphores before exiting.
  **/
-s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data,
+                                 bool locked)
 {
 	u32 kmrnctrlsta;
-	s32 ret_val;
+	s32 ret_val = 0;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
+	if (!locked) {
+		if (!(hw->phy.ops.acquire_phy))
+			goto out;
+
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			goto out;
+	}
 
 	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
 		       E1000_KMRNCTRLSTA_OFFSET) | E1000_KMRNCTRLSTA_REN;
@@ -452,41 +532,111 @@ s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
 	kmrnctrlsta = er32(KMRNCTRLSTA);
 	*data = (u16)kmrnctrlsta;
 
-	hw->phy.ops.release_phy(hw);
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
 
+out:
 	return ret_val;
 }
 
 /**
- *  e1000e_write_kmrn_reg - Write kumeran register
+ *  e1000e_read_kmrn_reg -  Read kumeran register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Acquires semaphore then reads the PHY register at offset using the
+ *  kumeran interface.  The information retrieved is stored in data.
+ *  Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_read_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000_read_kmrn_reg(hw, offset, data, false);
+}
+
+/**
+ *  e1000e_read_kmrn_reg_locked -  Read kumeran register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Reads the PHY register at offset using the kumeran interface.  The
+ *  information retrieved is stored in data.
+ *  Assumes semaphore already acquired.
+ **/
+s32 e1000e_read_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000_read_kmrn_reg(hw, offset, data, true);
+}
+
+/**
+ *  __e1000_write_kmrn_reg - Write kumeran register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to write to
  *  @data: data to write at register offset
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary.  Then write the data to PHY register
  *  at the offset using the kumeran interface.  Release any acquired semaphores
  *  before exiting.
  **/
-s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data,
+                                  bool locked)
 {
 	u32 kmrnctrlsta;
-	s32 ret_val;
+	s32 ret_val = 0;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
+	if (!locked) {
+		if (!(hw->phy.ops.acquire_phy))
+			goto out;
+
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			goto out;
+	}
 
 	kmrnctrlsta = ((offset << E1000_KMRNCTRLSTA_OFFSET_SHIFT) &
 		       E1000_KMRNCTRLSTA_OFFSET) | data;
 	ew32(KMRNCTRLSTA, kmrnctrlsta);
 
 	udelay(2);
-	hw->phy.ops.release_phy(hw);
 
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
+
+out:
 	return ret_val;
 }
 
 /**
+ *  e1000e_write_kmrn_reg -  Write kumeran register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Acquires semaphore then writes the data to the PHY register at the offset
+ *  using the kumeran interface.  Release the acquired semaphore before exiting.
+ **/
+s32 e1000e_write_kmrn_reg(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000_write_kmrn_reg(hw, offset, data, false);
+}
+
+/**
+ *  e1000e_write_kmrn_reg_locked -  Write kumeran register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Write the data to PHY register at the offset using the kumeran interface.
+ *  Assumes semaphore already acquired.
+ **/
+s32 e1000e_write_kmrn_reg_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000_write_kmrn_reg(hw, offset, data, true);
+}
+
+/**
  *  e1000_copper_link_setup_82577 - Setup 82577 PHY for copper link
  *  @hw: pointer to the HW structure
  *
@@ -509,15 +659,6 @@ s32 e1000_copper_link_setup_82577(struct e1000_hw *hw)
 	phy_data |= I82577_CFG_ENABLE_DOWNSHIFT;
 
 	ret_val = phy->ops.write_phy_reg(hw, I82577_CFG_REG, phy_data);
-	if (ret_val)
-		goto out;
-
-	/* Set number of link attempts before downshift */
-	ret_val = phy->ops.read_phy_reg(hw, I82577_CTRL_REG, &phy_data);
-	if (ret_val)
-		goto out;
-	phy_data &= ~I82577_CTRL_DOWNSHIFT_MASK;
-	ret_val = phy->ops.write_phy_reg(hw, I82577_CTRL_REG, phy_data);
 
 out:
 	return ret_val;
@@ -2105,6 +2246,10 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
 	u32 page = offset >> IGP_PAGE_SHIFT;
 	u32 page_shift = 0;
 
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
 	/* Page 800 works differently than the rest so it has its own func */
 	if (page == BM_WUC_PAGE) {
 		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
@@ -2112,10 +2257,6 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
 		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		goto out;
-
 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2135,18 +2276,15 @@ s32 e1000e_write_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 data)
 		/* Page is shifted left, PHY expects (page x 32) */
 		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
 		                                    (page << page_shift));
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
+		if (ret_val)
 			goto out;
-		}
 	}
 
 	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
 	                                    data);
 
-	hw->phy.ops.release_phy(hw);
-
 out:
+	hw->phy.ops.release_phy(hw);
 	return ret_val;
 }
 
@@ -2167,6 +2305,10 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
 	u32 page = offset >> IGP_PAGE_SHIFT;
 	u32 page_shift = 0;
 
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
 	/* Page 800 works differently than the rest so it has its own func */
 	if (page == BM_WUC_PAGE) {
 		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
@@ -2174,10 +2316,6 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
 		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		goto out;
-
 	hw->phy.addr = e1000_get_phy_addr_for_bm_page(page, offset);
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2197,17 +2335,14 @@ s32 e1000e_read_phy_reg_bm(struct e1000_hw *hw, u32 offset, u16 *data)
 		/* Page is shifted left, PHY expects (page x 32) */
 		ret_val = e1000e_write_phy_reg_mdic(hw, page_select,
 		                                    (page << page_shift));
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
+		if (ret_val)
 			goto out;
-		}
 	}
 
 	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
 	                                   data);
-	hw->phy.ops.release_phy(hw);
-
 out:
+	hw->phy.ops.release_phy(hw);
 	return ret_val;
 }
 
@@ -2226,17 +2361,17 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
 	s32 ret_val;
 	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
 
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
 	/* Page 800 works differently than the rest so it has its own func */
 	if (page == BM_WUC_PAGE) {
 		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, data,
 							 true);
-		return ret_val;
+		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
-
 	hw->phy.addr = 1;
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2245,16 +2380,14 @@ s32 e1000e_read_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 *data)
 		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
 						    page);
 
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
-			return ret_val;
-		}
+		if (ret_val)
+			goto out;
 	}
 
 	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
 					   data);
+out:
 	hw->phy.ops.release_phy(hw);
-
 	return ret_val;
 }
 
@@ -2272,17 +2405,17 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
 	s32 ret_val;
 	u16 page = (u16)(offset >> IGP_PAGE_SHIFT);
 
+	ret_val = hw->phy.ops.acquire_phy(hw);
+	if (ret_val)
+		return ret_val;
+
 	/* Page 800 works differently than the rest so it has its own func */
 	if (page == BM_WUC_PAGE) {
 		ret_val = e1000_access_phy_wakeup_reg_bm(hw, offset, &data,
 							 false);
-		return ret_val;
+		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
-
 	hw->phy.addr = 1;
 
 	if (offset > MAX_PHY_MULTI_PAGE_REG) {
@@ -2290,17 +2423,15 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
 		ret_val = e1000e_write_phy_reg_mdic(hw, BM_PHY_PAGE_SELECT,
 						    page);
 
-		if (ret_val) {
-			hw->phy.ops.release_phy(hw);
-			return ret_val;
-		}
+		if (ret_val)
+			goto out;
 	}
 
 	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & offset,
 					    data);
 
+out:
 	hw->phy.ops.release_phy(hw);
-
 	return ret_val;
 }
 
@@ -2320,6 +2451,8 @@ s32 e1000e_write_phy_reg_bm2(struct e1000_hw *hw, u32 offset, u16 data)
  *  3) Write the address using the address opcode (0x11)
  *  4) Read or write the data using the data opcode (0x12)
  *  5) Restore 769_17.2 to its original value
+ *
+ *  Assumes semaphore already acquired.
  **/
 static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
 					  u16 *data, bool read)
@@ -2327,20 +2460,12 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
 	s32 ret_val;
 	u16 reg = BM_PHY_REG_NUM(offset);
 	u16 phy_reg = 0;
-	u8  phy_acquired = 1;
-
 
 	/* Gig must be disabled for MDIO accesses to page 800 */
 	if ((hw->mac.type == e1000_pchlan) &&
 	   (!(er32(PHY_CTRL) & E1000_PHY_CTRL_GBE_DISABLE)))
 		hw_dbg(hw, "Attempting to access page 800 while gig enabled\n");
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val) {
-		phy_acquired = 0;
-		goto out;
-	}
-
 	/* All operations in this function are phy address 1 */
 	hw->phy.addr = 1;
 
@@ -2397,8 +2522,6 @@ static s32 e1000_access_phy_wakeup_reg_bm(struct e1000_hw *hw, u32 offset,
 	ret_val = e1000e_write_phy_reg_mdic(hw, BM_WUC_ENABLE_REG, phy_reg);
 
 out:
-	if (phy_acquired == 1)
-		hw->phy.ops.release_phy(hw);
 	return ret_val;
 }
 
@@ -2439,52 +2562,63 @@ static s32 e1000_set_d0_lplu_state(struct e1000_hw *hw, bool active)
 	return 0;
 }
 
+/**
+ *  e1000_set_mdio_slow_mode_hv - Set slow MDIO access mode
+ *  @hw:   pointer to the HW structure
+ *  @slow: true for slow mode, false for normal mode
+ *
+ *  Assumes semaphore already acquired.
+ **/
 s32 e1000_set_mdio_slow_mode_hv(struct e1000_hw *hw, bool slow)
 {
 	s32 ret_val = 0;
 	u16 data = 0;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		return ret_val;
-
 	/* Set MDIO mode - page 769, register 16: 0x2580==slow, 0x2180==fast */
 	hw->phy.addr = 1;
 	ret_val = e1000e_write_phy_reg_mdic(hw, IGP01E1000_PHY_PAGE_SELECT,
 				         (BM_PORT_CTRL_PAGE << IGP_PAGE_SHIFT));
-	if (ret_val) {
-		hw->phy.ops.release_phy(hw);
-		return ret_val;
-	}
+	if (ret_val)
+		goto out;
+
 	ret_val = e1000e_write_phy_reg_mdic(hw, BM_CS_CTRL1,
 	                                   (0x2180 | (slow << 10)));
+	if (ret_val)
+		goto out;
 
 	/* dummy read when reverting to fast mode - throw away result */
 	if (!slow)
-		e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
-
-	hw->phy.ops.release_phy(hw);
+		ret_val = e1000e_read_phy_reg_mdic(hw, BM_CS_CTRL1, &data);
 
+out:
 	return ret_val;
 }
 
 /**
- *  e1000_read_phy_reg_hv -  Read HV PHY register
+ *  __e1000_read_phy_reg_hv -  Read HV PHY register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to be read
  *  @data: pointer to the read data
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary, then reads the PHY register at offset
- *  and storing the retrieved information in data.  Release any acquired
+ *  and stores the retrieved information in data.  Release any acquired
  *  semaphore before exiting.
  **/
-s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
+static s32 __e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data,
+                                   bool locked)
 {
 	s32 ret_val;
 	u16 page = BM_PHY_REG_PAGE(offset);
 	u16 reg = BM_PHY_REG_NUM(offset);
 	bool in_slow_mode = false;
 
+	if (!locked) {
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			return ret_val;
+	}
+
 	/* Workaround failure in MDIO access while cable is disconnected */
 	if ((hw->phy.type == e1000_phy_82577) &&
 	    !(er32(STATUS) & E1000_STATUS_LU)) {
@@ -2508,63 +2642,92 @@ s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
 		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		goto out;
-
 	hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
 
 	if (page == HV_INTC_FC_PAGE_START)
 		page = 0;
 
 	if (reg > MAX_PHY_MULTI_PAGE_REG) {
-		if ((hw->phy.type != e1000_phy_82578) ||
-		    ((reg != I82578_ADDR_REG) &&
-		     (reg != I82578_ADDR_REG + 1))) {
-			u32 phy_addr = hw->phy.addr;
-
-			hw->phy.addr = 1;
-
-			/* Page is shifted left, PHY expects (page x 32) */
-			ret_val = e1000e_write_phy_reg_mdic(hw,
-			                             IGP01E1000_PHY_PAGE_SELECT,
-			                             (page << IGP_PAGE_SHIFT));
-			if (ret_val) {
-				hw->phy.ops.release_phy(hw);
-				goto out;
-			}
-			hw->phy.addr = phy_addr;
-		}
+		u32 phy_addr = hw->phy.addr;
+
+		hw->phy.addr = 1;
+
+		/* Page is shifted left, PHY expects (page x 32) */
+		ret_val = e1000e_write_phy_reg_mdic(hw,
+					     IGP01E1000_PHY_PAGE_SELECT,
+					     (page << IGP_PAGE_SHIFT));
+		hw->phy.addr = phy_addr;
+
+		if (ret_val)
+			goto out;
 	}
 
 	ret_val = e1000e_read_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
 	                                  data);
-	hw->phy.ops.release_phy(hw);
-
 out:
 	/* Revert to MDIO fast mode, if applicable */
 	if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-		ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+		ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
+
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
 
 	return ret_val;
 }
 
 /**
- *  e1000_write_phy_reg_hv - Write HV PHY register
+ *  e1000_read_phy_reg_hv -  Read HV PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Acquires semaphore then reads the PHY register at offset and stores
+ *  the retrieved information in data.  Release the acquired semaphore
+ *  before exiting.
+ **/
+s32 e1000_read_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000_read_phy_reg_hv(hw, offset, data, false);
+}
+
+/**
+ *  e1000_read_phy_reg_hv_locked -  Read HV PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to be read
+ *  @data: pointer to the read data
+ *
+ *  Reads the PHY register at offset and stores the retrieved information
+ *  in data.  Assumes semaphore already acquired.
+ **/
+s32 e1000_read_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 *data)
+{
+	return __e1000_read_phy_reg_hv(hw, offset, data, true);
+}
+
+/**
+ *  __e1000_write_phy_reg_hv - Write HV PHY register
  *  @hw: pointer to the HW structure
  *  @offset: register offset to write to
  *  @data: data to write at register offset
+ *  @locked: semaphore has already been acquired or not
  *
  *  Acquires semaphore, if necessary, then writes the data to PHY register
  *  at the offset.  Release any acquired semaphores before exiting.
  **/
-s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
+static s32 __e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data,
+                                    bool locked)
 {
 	s32 ret_val;
 	u16 page = BM_PHY_REG_PAGE(offset);
 	u16 reg = BM_PHY_REG_NUM(offset);
 	bool in_slow_mode = false;
 
+	if (!locked) {
+		ret_val = hw->phy.ops.acquire_phy(hw);
+		if (ret_val)
+			return ret_val;
+	}
+
 	/* Workaround failure in MDIO access while cable is disconnected */
 	if ((hw->phy.type == e1000_phy_82577) &&
 	    !(er32(STATUS) & E1000_STATUS_LU)) {
@@ -2588,10 +2751,6 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
 		goto out;
 	}
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val)
-		goto out;
-
 	hw->phy.addr = e1000_get_phy_addr_for_hv_page(page);
 
 	if (page == HV_INTC_FC_PAGE_START)
@@ -2607,50 +2766,70 @@ s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
 	    ((MAX_PHY_REG_ADDRESS & reg) == 0) &&
 	    (data & (1 << 11))) {
 		u16 data2 = 0x7EFF;
-		hw->phy.ops.release_phy(hw);
 		ret_val = e1000_access_phy_debug_regs_hv(hw, (1 << 6) | 0x3,
 		                                         &data2, false);
 		if (ret_val)
 			goto out;
-
-		ret_val = hw->phy.ops.acquire_phy(hw);
-		if (ret_val)
-			goto out;
 	}
 
 	if (reg > MAX_PHY_MULTI_PAGE_REG) {
-		if ((hw->phy.type != e1000_phy_82578) ||
-		    ((reg != I82578_ADDR_REG) &&
-		     (reg != I82578_ADDR_REG + 1))) {
-			u32 phy_addr = hw->phy.addr;
-
-			hw->phy.addr = 1;
-
-			/* Page is shifted left, PHY expects (page x 32) */
-			ret_val = e1000e_write_phy_reg_mdic(hw,
-			                             IGP01E1000_PHY_PAGE_SELECT,
-			                             (page << IGP_PAGE_SHIFT));
-			if (ret_val) {
-				hw->phy.ops.release_phy(hw);
-				goto out;
-			}
-			hw->phy.addr = phy_addr;
-		}
+		u32 phy_addr = hw->phy.addr;
+
+		hw->phy.addr = 1;
+
+		/* Page is shifted left, PHY expects (page x 32) */
+		ret_val = e1000e_write_phy_reg_mdic(hw,
+					     IGP01E1000_PHY_PAGE_SELECT,
+					     (page << IGP_PAGE_SHIFT));
+		hw->phy.addr = phy_addr;
+
+		if (ret_val)
+			goto out;
 	}
 
 	ret_val = e1000e_write_phy_reg_mdic(hw, MAX_PHY_REG_ADDRESS & reg,
 	                                  data);
-	hw->phy.ops.release_phy(hw);
 
 out:
 	/* Revert to MDIO fast mode, if applicable */
 	if ((hw->phy.type == e1000_phy_82577) && in_slow_mode)
-		ret_val = e1000_set_mdio_slow_mode_hv(hw, false);
+		ret_val |= e1000_set_mdio_slow_mode_hv(hw, false);
+
+	if (!locked)
+		hw->phy.ops.release_phy(hw);
 
 	return ret_val;
 }
 
 /**
+ *  e1000_write_phy_reg_hv - Write HV PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Acquires semaphore then writes the data to PHY register at the offset.
+ *  Release the acquired semaphores before exiting.
+ **/
+s32 e1000_write_phy_reg_hv(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000_write_phy_reg_hv(hw, offset, data, false);
+}
+
+/**
+ *  e1000_write_phy_reg_hv_locked - Write HV PHY register
+ *  @hw: pointer to the HW structure
+ *  @offset: register offset to write to
+ *  @data: data to write at register offset
+ *
+ *  Writes the data to PHY register at the offset.  Assumes semaphore
+ *  already acquired.
+ **/
+s32 e1000_write_phy_reg_hv_locked(struct e1000_hw *hw, u32 offset, u16 data)
+{
+	return __e1000_write_phy_reg_hv(hw, offset, data, true);
+}
+
+/**
  *  e1000_get_phy_addr_for_hv_page - Get PHY adrress based on page
  *  @page: page to be accessed
  **/
@@ -2671,10 +2850,9 @@ static u32 e1000_get_phy_addr_for_hv_page(u32 page)
  *  @data: pointer to the data to be read or written
  *  @read: determines if operation is read or written
  *
- *  Acquires semaphore, if necessary, then reads the PHY register at offset
- *  and storing the retreived information in data.  Release any acquired
- *  semaphores before exiting.  Note that the procedure to read these regs
- *  uses the address port and data port to read/write.
+ *  Reads the PHY register at offset and stores the retreived information
+ *  in data.  Assumes semaphore already acquired.  Note that the procedure
+ *  to read these regs uses the address port and data port to read/write.
  **/
 static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
                                           u16 *data, bool read)
@@ -2682,20 +2860,12 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
 	s32 ret_val;
 	u32 addr_reg = 0;
 	u32 data_reg = 0;
-	u8  phy_acquired = 1;
 
 	/* This takes care of the difference with desktop vs mobile phy */
 	addr_reg = (hw->phy.type == e1000_phy_82578) ?
 	           I82578_ADDR_REG : I82577_ADDR_REG;
 	data_reg = addr_reg + 1;
 
-	ret_val = hw->phy.ops.acquire_phy(hw);
-	if (ret_val) {
-		hw_dbg(hw, "Could not acquire PHY\n");
-		phy_acquired = 0;
-		goto out;
-	}
-
 	/* All operations in this function are phy address 2 */
 	hw->phy.addr = 2;
 
@@ -2718,8 +2888,6 @@ static s32 e1000_access_phy_debug_regs_hv(struct e1000_hw *hw, u32 offset,
 	}
 
 out:
-	if (phy_acquired == 1)
-		hw->phy.ops.release_phy(hw);
 	return ret_val;
 }
 
diff --git a/drivers/net/ehea/ehea_main.c b/drivers/net/ehea/ehea_main.c
index 977c3d358279..41bd7aeafd82 100644
--- a/drivers/net/ehea/ehea_main.c
+++ b/drivers/net/ehea/ehea_main.c
@@ -3083,7 +3083,6 @@ static const struct net_device_ops ehea_netdev_ops = {
 	.ndo_poll_controller	= ehea_netpoll,
 #endif
 	.ndo_get_stats		= ehea_get_stats,
-	.ndo_change_mtu		= eth_change_mtu,
 	.ndo_set_mac_address	= ehea_set_mac_addr,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_set_multicast_list	= ehea_set_multicast_list,
diff --git a/drivers/net/ehea/ehea_qmr.c b/drivers/net/ehea/ehea_qmr.c
index 3747457f5e69..bc7c5b7abb88 100644
--- a/drivers/net/ehea/ehea_qmr.c
+++ b/drivers/net/ehea/ehea_qmr.c
@@ -751,7 +751,7 @@ int ehea_create_busmap(void)
 
 	mutex_lock(&ehea_busmap_mutex);
 	ehea_mr_len = 0;
-	ret = walk_memory_resource(0, 1ULL << MAX_PHYSMEM_BITS, NULL,
+	ret = walk_system_ram_range(0, 1ULL << MAX_PHYSMEM_BITS, NULL,
 				   ehea_create_busmap_callback);
 	mutex_unlock(&ehea_busmap_mutex);
 	return ret;
diff --git a/drivers/net/enc28j60.c b/drivers/net/enc28j60.c
index 117fc6c12e34..66813c91a720 100644
--- a/drivers/net/enc28j60.c
+++ b/drivers/net/enc28j60.c
@@ -1666,3 +1666,4 @@ MODULE_AUTHOR("Claudio Lanconelli <lanconelli.claudio@eptar.com>");
 MODULE_LICENSE("GPL");
 module_param_named(debug, debug.msg_enable, int, 0);
 MODULE_PARM_DESC(debug, "Debug verbosity level (0=none, ..., ffff=all)");
+MODULE_ALIAS("spi:" DRV_NAME);
diff --git a/drivers/net/eql.c b/drivers/net/eql.c
index d4d9a3eda695..f5b96cadeb25 100644
--- a/drivers/net/eql.c
+++ b/drivers/net/eql.c
@@ -111,6 +111,7 @@
  * Sorry, I had to rewrite most of this for 2.5.x -DaveM
  */
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
diff --git a/drivers/net/ethoc.c b/drivers/net/ethoc.c
index b7311bc00258..f7d9ac8324cb 100644
--- a/drivers/net/ethoc.c
+++ b/drivers/net/ethoc.c
@@ -17,8 +17,13 @@
 #include <linux/mii.h>
 #include <linux/phy.h>
 #include <linux/platform_device.h>
+#include <linux/sched.h>
 #include <net/ethoc.h>
 
+static int buffer_size = 0x8000; /* 32 KBytes */
+module_param(buffer_size, int, 0);
+MODULE_PARM_DESC(buffer_size, "DMA buffer allocation size");
+
 /* register offsets */
 #define	MODER		0x00
 #define	INT_SOURCE	0x04
@@ -167,6 +172,7 @@
  * struct ethoc - driver-private device structure
  * @iobase:	pointer to I/O memory region
  * @membase:	pointer to buffer memory region
+ * @dma_alloc:	dma allocated buffer size
  * @num_tx:	number of send buffers
  * @cur_tx:	last send buffer written
  * @dty_tx:	last buffer actually sent
@@ -185,6 +191,7 @@
 struct ethoc {
 	void __iomem *iobase;
 	void __iomem *membase;
+	int dma_alloc;
 
 	unsigned int num_tx;
 	unsigned int cur_tx;
@@ -216,24 +223,25 @@ struct ethoc_bd {
 	u32 addr;
 };
 
-static u32 ethoc_read(struct ethoc *dev, loff_t offset)
+static inline u32 ethoc_read(struct ethoc *dev, loff_t offset)
 {
 	return ioread32(dev->iobase + offset);
 }
 
-static void ethoc_write(struct ethoc *dev, loff_t offset, u32 data)
+static inline void ethoc_write(struct ethoc *dev, loff_t offset, u32 data)
 {
 	iowrite32(data, dev->iobase + offset);
 }
 
-static void ethoc_read_bd(struct ethoc *dev, int index, struct ethoc_bd *bd)
+static inline void ethoc_read_bd(struct ethoc *dev, int index,
+		struct ethoc_bd *bd)
 {
 	loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd));
 	bd->stat = ethoc_read(dev, offset + 0);
 	bd->addr = ethoc_read(dev, offset + 4);
 }
 
-static void ethoc_write_bd(struct ethoc *dev, int index,
+static inline void ethoc_write_bd(struct ethoc *dev, int index,
 		const struct ethoc_bd *bd)
 {
 	loff_t offset = ETHOC_BD_BASE + (index * sizeof(struct ethoc_bd));
@@ -241,33 +249,33 @@ static void ethoc_write_bd(struct ethoc *dev, int index,
 	ethoc_write(dev, offset + 4, bd->addr);
 }
 
-static void ethoc_enable_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_enable_irq(struct ethoc *dev, u32 mask)
 {
 	u32 imask = ethoc_read(dev, INT_MASK);
 	imask |= mask;
 	ethoc_write(dev, INT_MASK, imask);
 }
 
-static void ethoc_disable_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_disable_irq(struct ethoc *dev, u32 mask)
 {
 	u32 imask = ethoc_read(dev, INT_MASK);
 	imask &= ~mask;
 	ethoc_write(dev, INT_MASK, imask);
 }
 
-static void ethoc_ack_irq(struct ethoc *dev, u32 mask)
+static inline void ethoc_ack_irq(struct ethoc *dev, u32 mask)
 {
 	ethoc_write(dev, INT_SOURCE, mask);
 }
 
-static void ethoc_enable_rx_and_tx(struct ethoc *dev)
+static inline void ethoc_enable_rx_and_tx(struct ethoc *dev)
 {
 	u32 mode = ethoc_read(dev, MODER);
 	mode |= MODER_RXEN | MODER_TXEN;
 	ethoc_write(dev, MODER, mode);
 }
 
-static void ethoc_disable_rx_and_tx(struct ethoc *dev)
+static inline void ethoc_disable_rx_and_tx(struct ethoc *dev)
 {
 	u32 mode = ethoc_read(dev, MODER);
 	mode &= ~(MODER_RXEN | MODER_TXEN);
@@ -284,7 +292,7 @@ static int ethoc_init_ring(struct ethoc *dev)
 	dev->cur_rx = 0;
 
 	/* setup transmission buffers */
-	bd.addr = 0;
+	bd.addr = virt_to_phys(dev->membase);
 	bd.stat = TX_BD_IRQ | TX_BD_CRC;
 
 	for (i = 0; i < dev->num_tx; i++) {
@@ -295,7 +303,6 @@ static int ethoc_init_ring(struct ethoc *dev)
 		bd.addr += ETHOC_BUFSIZ;
 	}
 
-	bd.addr = dev->num_tx * ETHOC_BUFSIZ;
 	bd.stat = RX_BD_EMPTY | RX_BD_IRQ;
 
 	for (i = 0; i < dev->num_rx; i++) {
@@ -400,8 +407,12 @@ static int ethoc_rx(struct net_device *dev, int limit)
 		if (ethoc_update_rx_stats(priv, &bd) == 0) {
 			int size = bd.stat >> 16;
 			struct sk_buff *skb = netdev_alloc_skb(dev, size);
+
+			size -= 4; /* strip the CRC */
+			skb_reserve(skb, 2); /* align TCP/IP header */
+
 			if (likely(skb)) {
-				void *src = priv->membase + bd.addr;
+				void *src = phys_to_virt(bd.addr);
 				memcpy_fromio(skb_put(skb, size), src, size);
 				skb->protocol = eth_type_trans(skb, dev);
 				priv->stats.rx_packets++;
@@ -498,7 +509,7 @@ static irqreturn_t ethoc_interrupt(int irq, void *dev_id)
 		return IRQ_NONE;
 	}
 
-	ethoc_ack_irq(priv, INT_MASK_ALL);
+	ethoc_ack_irq(priv, pending);
 
 	if (pending & INT_MASK_BUSY) {
 		dev_err(&dev->dev, "packet dropped\n");
@@ -653,9 +664,10 @@ static int ethoc_open(struct net_device *dev)
 	if (ret)
 		return ret;
 
-	/* calculate the number of TX/RX buffers */
-	num_bd = (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ;
-	priv->num_tx = min(min_tx, num_bd / 4);
+	/* calculate the number of TX/RX buffers, maximum 128 supported */
+	num_bd = min_t(unsigned int,
+		128, (dev->mem_end - dev->mem_start + 1) / ETHOC_BUFSIZ);
+	priv->num_tx = max(min_tx, num_bd / 4);
 	priv->num_rx = num_bd - priv->num_tx;
 	ethoc_write(priv, TX_BD_NUM, priv->num_tx);
 
@@ -823,7 +835,7 @@ static netdev_tx_t ethoc_start_xmit(struct sk_buff *skb, struct net_device *dev)
 	else
 		bd.stat &= ~TX_BD_PAD;
 
-	dest = priv->membase + bd.addr;
+	dest = phys_to_virt(bd.addr);
 	memcpy_toio(dest, skb->data, skb->len);
 
 	bd.stat &= ~(TX_BD_STATS | TX_BD_LEN_MASK);
@@ -903,22 +915,19 @@ static int ethoc_probe(struct platform_device *pdev)
 
 	/* obtain buffer memory space */
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
-	if (!res) {
-		dev_err(&pdev->dev, "cannot obtain memory space\n");
-		ret = -ENXIO;
-		goto free;
-	}
-
-	mem = devm_request_mem_region(&pdev->dev, res->start,
+	if (res) {
+		mem = devm_request_mem_region(&pdev->dev, res->start,
 			res->end - res->start + 1, res->name);
-	if (!mem) {
-		dev_err(&pdev->dev, "cannot request memory space\n");
-		ret = -ENXIO;
-		goto free;
+		if (!mem) {
+			dev_err(&pdev->dev, "cannot request memory space\n");
+			ret = -ENXIO;
+			goto free;
+		}
+
+		netdev->mem_start = mem->start;
+		netdev->mem_end   = mem->end;
 	}
 
-	netdev->mem_start = mem->start;
-	netdev->mem_end   = mem->end;
 
 	/* obtain device IRQ number */
 	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
@@ -933,6 +942,7 @@ static int ethoc_probe(struct platform_device *pdev)
 	/* setup driver-private data */
 	priv = netdev_priv(netdev);
 	priv->netdev = netdev;
+	priv->dma_alloc = 0;
 
 	priv->iobase = devm_ioremap_nocache(&pdev->dev, netdev->base_addr,
 			mmio->end - mmio->start + 1);
@@ -942,12 +952,27 @@ static int ethoc_probe(struct platform_device *pdev)
 		goto error;
 	}
 
-	priv->membase = devm_ioremap_nocache(&pdev->dev, netdev->mem_start,
-			mem->end - mem->start + 1);
-	if (!priv->membase) {
-		dev_err(&pdev->dev, "cannot remap memory space\n");
-		ret = -ENXIO;
-		goto error;
+	if (netdev->mem_end) {
+		priv->membase = devm_ioremap_nocache(&pdev->dev,
+			netdev->mem_start, mem->end - mem->start + 1);
+		if (!priv->membase) {
+			dev_err(&pdev->dev, "cannot remap memory space\n");
+			ret = -ENXIO;
+			goto error;
+		}
+	} else {
+		/* Allocate buffer memory */
+		priv->membase = dma_alloc_coherent(NULL,
+			buffer_size, (void *)&netdev->mem_start,
+			GFP_KERNEL);
+		if (!priv->membase) {
+			dev_err(&pdev->dev, "cannot allocate %dB buffer\n",
+				buffer_size);
+			ret = -ENOMEM;
+			goto error;
+		}
+		netdev->mem_end = netdev->mem_start + buffer_size;
+		priv->dma_alloc = buffer_size;
 	}
 
 	/* Allow the platform setup code to pass in a MAC address. */
@@ -1034,6 +1059,9 @@ free_mdio:
 	kfree(priv->mdio->irq);
 	mdiobus_free(priv->mdio);
 free:
+	if (priv->dma_alloc)
+		dma_free_coherent(NULL, priv->dma_alloc, priv->membase,
+			netdev->mem_start);
 	free_netdev(netdev);
 out:
 	return ret;
@@ -1059,7 +1087,9 @@ static int ethoc_remove(struct platform_device *pdev)
 			kfree(priv->mdio->irq);
 			mdiobus_free(priv->mdio);
 		}
-
+		if (priv->dma_alloc)
+			dma_free_coherent(NULL, priv->dma_alloc, priv->membase,
+				netdev->mem_start);
 		unregister_netdev(netdev);
 		free_netdev(netdev);
 	}
diff --git a/drivers/net/ewrk3.c b/drivers/net/ewrk3.c
index b2a5ec8f3721..dd4ba01fd92d 100644
--- a/drivers/net/ewrk3.c
+++ b/drivers/net/ewrk3.c
@@ -145,6 +145,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
diff --git a/drivers/net/fec.c b/drivers/net/fec.c
index 29234380e6c6..16a1d58419d9 100644
--- a/drivers/net/fec.c
+++ b/drivers/net/fec.c
@@ -1654,7 +1654,7 @@ static const struct net_device_ops fec_netdev_ops = {
   *
   * index is only used in legacy code
   */
-int __init fec_enet_init(struct net_device *dev, int index)
+static int fec_enet_init(struct net_device *dev, int index)
 {
 	struct fec_enet_private *fep = netdev_priv(dev);
 	struct bufdesc *cbd_base;
diff --git a/drivers/net/fec_mpc52xx.c b/drivers/net/fec_mpc52xx.c
index c40113f58963..66dace6d324f 100644
--- a/drivers/net/fec_mpc52xx.c
+++ b/drivers/net/fec_mpc52xx.c
@@ -759,12 +759,6 @@ static void mpc52xx_fec_reset(struct net_device *dev)
 
 	mpc52xx_fec_hw_init(dev);
 
-	if (priv->phydev) {
-		phy_stop(priv->phydev);
-		phy_write(priv->phydev, MII_BMCR, BMCR_RESET);
-		phy_start(priv->phydev);
-	}
-
 	bcom_fec_rx_reset(priv->rx_dmatsk);
 	bcom_fec_tx_reset(priv->tx_dmatsk);
 
diff --git a/drivers/net/fec_mpc52xx_phy.c b/drivers/net/fec_mpc52xx_phy.c
index 31e6d62b785d..ee0f3c6d3f88 100644
--- a/drivers/net/fec_mpc52xx_phy.c
+++ b/drivers/net/fec_mpc52xx_phy.c
@@ -155,6 +155,7 @@ static struct of_device_id mpc52xx_fec_mdio_match[] = {
 	{ .compatible = "mpc5200b-fec-phy", },
 	{}
 };
+MODULE_DEVICE_TABLE(of, mpc52xx_fec_mdio_match);
 
 struct of_platform_driver mpc52xx_fec_mdio_driver = {
 	.name = "mpc5200b-fec-phy",
diff --git a/drivers/net/forcedeth.c b/drivers/net/forcedeth.c
index 0a1c2bb27d4d..3116601dbfea 100644
--- a/drivers/net/forcedeth.c
+++ b/drivers/net/forcedeth.c
@@ -49,6 +49,7 @@
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/ethtool.h>
 #include <linux/timer.h>
@@ -5820,10 +5821,7 @@ static int __devinit nv_probe(struct pci_dev *pci_dev, const struct pci_device_i
 		        dev->dev_addr);
 		dev_printk(KERN_ERR, &pci_dev->dev,
 			"Please complain to your hardware vendor. Switching to a random MAC.\n");
-		dev->dev_addr[0] = 0x00;
-		dev->dev_addr[1] = 0x00;
-		dev->dev_addr[2] = 0x6c;
-		get_random_bytes(&dev->dev_addr[3], 3);
+		random_ether_addr(dev->dev_addr);
 	}
 
 	dprintk(KERN_DEBUG "%s: MAC Address %pM\n",
diff --git a/drivers/net/fs_enet/fs_enet-main.c b/drivers/net/fs_enet/fs_enet-main.c
index 2bc2d2b20644..ec2f5034457f 100644
--- a/drivers/net/fs_enet/fs_enet-main.c
+++ b/drivers/net/fs_enet/fs_enet-main.c
@@ -1110,6 +1110,7 @@ static struct of_device_id fs_enet_match[] = {
 #endif
 	{}
 };
+MODULE_DEVICE_TABLE(of, fs_enet_match);
 
 static struct of_platform_driver fs_enet_driver = {
 	.name	= "fs_enet",
diff --git a/drivers/net/fs_enet/mii-bitbang.c b/drivers/net/fs_enet/mii-bitbang.c
index 93b481b0e3c7..24ff9f43a62b 100644
--- a/drivers/net/fs_enet/mii-bitbang.c
+++ b/drivers/net/fs_enet/mii-bitbang.c
@@ -221,6 +221,7 @@ static struct of_device_id fs_enet_mdio_bb_match[] = {
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, fs_enet_mdio_bb_match);
 
 static struct of_platform_driver fs_enet_bb_mdio_driver = {
 	.name = "fsl-bb-mdio",
diff --git a/drivers/net/fs_enet/mii-fec.c b/drivers/net/fs_enet/mii-fec.c
index a2d69c1cd07e..96eba4280c5c 100644
--- a/drivers/net/fs_enet/mii-fec.c
+++ b/drivers/net/fs_enet/mii-fec.c
@@ -219,6 +219,7 @@ static struct of_device_id fs_enet_mdio_fec_match[] = {
 #endif
 	{},
 };
+MODULE_DEVICE_TABLE(of, fs_enet_mdio_fec_match);
 
 static struct of_platform_driver fs_enet_fec_mdio_driver = {
 	.name = "fsl-fec-mdio",
diff --git a/drivers/net/fsl_pq_mdio.c b/drivers/net/fsl_pq_mdio.c
index d167090248e2..efbf67689eca 100644
--- a/drivers/net/fsl_pq_mdio.c
+++ b/drivers/net/fsl_pq_mdio.c
@@ -407,6 +407,7 @@ static struct of_device_id fsl_pq_mdio_match[] = {
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, fsl_pq_mdio_match);
 
 static struct of_platform_driver fsl_pq_mdio_driver = {
 	.name = "fsl-pq_mdio",
@@ -426,3 +427,4 @@ void fsl_pq_mdio_exit(void)
 	of_unregister_platform_driver(&fsl_pq_mdio_driver);
 }
 module_exit(fsl_pq_mdio_exit);
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/gianfar.c b/drivers/net/gianfar.c
index 1e5289ffef6f..5bf31f1509c9 100644
--- a/drivers/net/gianfar.c
+++ b/drivers/net/gianfar.c
@@ -2325,9 +2325,6 @@ static irqreturn_t gfar_error(int irq, void *dev_id)
 	return IRQ_HANDLED;
 }
 
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:fsl-gianfar");
-
 static struct of_device_id gfar_match[] =
 {
 	{
@@ -2336,6 +2333,7 @@ static struct of_device_id gfar_match[] =
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, gfar_match);
 
 /* Structure for a device driver */
 static struct of_platform_driver gfar_driver = {
diff --git a/drivers/net/gianfar_ethtool.c b/drivers/net/gianfar_ethtool.c
index 2234118eedbb..6c144b525b47 100644
--- a/drivers/net/gianfar_ethtool.c
+++ b/drivers/net/gianfar_ethtool.c
@@ -293,7 +293,7 @@ static int gfar_gcoalesce(struct net_device *dev, struct ethtool_coalesce *cvals
 	rxtime  = get_ictt_value(priv->rxic);
 	rxcount = get_icft_value(priv->rxic);
 	txtime  = get_ictt_value(priv->txic);
-	txcount = get_icft_value(priv->txic);;
+	txcount = get_icft_value(priv->txic);
 	cvals->rx_coalesce_usecs = gfar_ticks2usecs(priv, rxtime);
 	cvals->rx_max_coalesced_frames = rxcount;
 
diff --git a/drivers/net/hamachi.c b/drivers/net/hamachi.c
index 1d5064a09aca..f7519a594945 100644
--- a/drivers/net/hamachi.c
+++ b/drivers/net/hamachi.c
@@ -145,6 +145,7 @@ static int tx_params[MAX_UNITS] = {-1, -1, -1, -1, -1, -1, -1, -1};
 /* Time in jiffies before concluding the transmitter is hung. */
 #define TX_TIMEOUT  (5*HZ)
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/string.h>
diff --git a/drivers/net/hamradio/baycom_epp.c b/drivers/net/hamradio/baycom_epp.c
index 7bcaf7c66243..e344c84c0ef9 100644
--- a/drivers/net/hamradio/baycom_epp.c
+++ b/drivers/net/hamradio/baycom_epp.c
@@ -44,6 +44,7 @@
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/init.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/workqueue.h>
 #include <linux/fs.h>
diff --git a/drivers/net/hamradio/baycom_ser_fdx.c b/drivers/net/hamradio/baycom_ser_fdx.c
index aa4488e871b2..ed60fd664273 100644
--- a/drivers/net/hamradio/baycom_ser_fdx.c
+++ b/drivers/net/hamradio/baycom_ser_fdx.c
@@ -71,6 +71,7 @@
 
 /*****************************************************************************/
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/ioport.h>
 #include <linux/string.h>
diff --git a/drivers/net/hamradio/baycom_ser_hdx.c b/drivers/net/hamradio/baycom_ser_hdx.c
index 88c593596020..1686f6dcbbce 100644
--- a/drivers/net/hamradio/baycom_ser_hdx.c
+++ b/drivers/net/hamradio/baycom_ser_hdx.c
@@ -61,6 +61,7 @@
 
 /*****************************************************************************/
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/ioport.h>
 #include <linux/string.h>
diff --git a/drivers/net/hamradio/hdlcdrv.c b/drivers/net/hamradio/hdlcdrv.c
index 0013c409782c..91c5790c9581 100644
--- a/drivers/net/hamradio/hdlcdrv.c
+++ b/drivers/net/hamradio/hdlcdrv.c
@@ -42,6 +42,7 @@
 
 /*****************************************************************************/
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/types.h>
 #include <linux/net.h>
diff --git a/drivers/net/hamradio/mkiss.c b/drivers/net/hamradio/mkiss.c
index 33b55f729742..db4b7f1603f6 100644
--- a/drivers/net/hamradio/mkiss.c
+++ b/drivers/net/hamradio/mkiss.c
@@ -258,7 +258,7 @@ static void ax_bump(struct mkiss *ax)
 			}
 			if (ax->crcmode != CRC_MODE_SMACK && ax->crcauto) {
 				printk(KERN_INFO
-				       "mkiss: %s: Switchting to crc-smack\n",
+				       "mkiss: %s: Switching to crc-smack\n",
 				       ax->dev->name);
 				ax->crcmode = CRC_MODE_SMACK;
 			}
@@ -272,7 +272,7 @@ static void ax_bump(struct mkiss *ax)
 			}
 			if (ax->crcmode != CRC_MODE_FLEX && ax->crcauto) {
 				printk(KERN_INFO
-				       "mkiss: %s: Switchting to crc-flexnet\n",
+				       "mkiss: %s: Switching to crc-flexnet\n",
 				       ax->dev->name);
 				ax->crcmode = CRC_MODE_FLEX;
 			}
diff --git a/drivers/net/hp100.c b/drivers/net/hp100.c
index a9a1a99f02dd..dd8665138062 100644
--- a/drivers/net/hp100.c
+++ b/drivers/net/hp100.c
@@ -98,6 +98,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
diff --git a/drivers/net/ibm_newemac/core.c b/drivers/net/ibm_newemac/core.c
index 1d7d7fef414f..3fae87559791 100644
--- a/drivers/net/ibm_newemac/core.c
+++ b/drivers/net/ibm_newemac/core.c
@@ -24,6 +24,7 @@
  *
  */
 
+#include <linux/module.h>
 #include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/errno.h>
@@ -443,7 +444,7 @@ static u32 __emac_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_s
 		ret |= EMAC_MR1_TFS_2K;
 		break;
 	default:
-		printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n",
+		printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n",
 		       dev->ndev->name, tx_size);
 	}
 
@@ -470,6 +471,9 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_
 	DBG2(dev, "__emac4_calc_base_mr1" NL);
 
 	switch(tx_size) {
+	case 16384:
+		ret |= EMAC4_MR1_TFS_16K;
+		break;
 	case 4096:
 		ret |= EMAC4_MR1_TFS_4K;
 		break;
@@ -477,7 +481,7 @@ static u32 __emac4_calc_base_mr1(struct emac_instance *dev, int tx_size, int rx_
 		ret |= EMAC4_MR1_TFS_2K;
 		break;
 	default:
-		printk(KERN_WARNING "%s: Unknown Rx FIFO size %d\n",
+		printk(KERN_WARNING "%s: Unknown Tx FIFO size %d\n",
 		       dev->ndev->name, tx_size);
 	}
 
@@ -2556,13 +2560,13 @@ static int __devinit emac_init_config(struct emac_instance *dev)
 	if (emac_read_uint_prop(np, "mdio-device", &dev->mdio_ph, 0))
 		dev->mdio_ph = 0;
 	if (emac_read_uint_prop(np, "zmii-device", &dev->zmii_ph, 0))
-		dev->zmii_ph = 0;;
+		dev->zmii_ph = 0;
 	if (emac_read_uint_prop(np, "zmii-channel", &dev->zmii_port, 0))
-		dev->zmii_port = 0xffffffff;;
+		dev->zmii_port = 0xffffffff;
 	if (emac_read_uint_prop(np, "rgmii-device", &dev->rgmii_ph, 0))
-		dev->rgmii_ph = 0;;
+		dev->rgmii_ph = 0;
 	if (emac_read_uint_prop(np, "rgmii-channel", &dev->rgmii_port, 0))
-		dev->rgmii_port = 0xffffffff;;
+		dev->rgmii_port = 0xffffffff;
 	if (emac_read_uint_prop(np, "fifo-entry-size", &dev->fifo_entry_size, 0))
 		dev->fifo_entry_size = 16;
 	if (emac_read_uint_prop(np, "mal-burst-size", &dev->mal_burst_size, 0))
@@ -2985,6 +2989,7 @@ static struct of_device_id emac_match[] =
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, emac_match);
 
 static struct of_platform_driver emac_driver = {
 	.name = "emac",
diff --git a/drivers/net/ibm_newemac/emac.h b/drivers/net/ibm_newemac/emac.h
index 0afc2cf5c52b..8a61b597a169 100644
--- a/drivers/net/ibm_newemac/emac.h
+++ b/drivers/net/ibm_newemac/emac.h
@@ -153,6 +153,7 @@ struct emac_regs {
 #define EMAC4_MR1_RFS_16K		0x00280000
 #define EMAC4_MR1_TFS_2K       		0x00020000
 #define EMAC4_MR1_TFS_4K		0x00030000
+#define EMAC4_MR1_TFS_16K		0x00050000
 #define EMAC4_MR1_TR			0x00008000
 #define EMAC4_MR1_MWSW_001		0x00001000
 #define EMAC4_MR1_JPSM			0x00000800
@@ -262,8 +263,8 @@ struct emac_regs {
 
 
 /* EMACx_TRTR */
-#define EMAC_TRTR_SHIFT_EMAC4		27
-#define EMAC_TRTR_SHIFT			24
+#define EMAC_TRTR_SHIFT_EMAC4		24
+#define EMAC_TRTR_SHIFT		27
 
 /* EMAC specific TX descriptor control fields (write access) */
 #define EMAC_TX_CTRL_GFCS		0x0200
diff --git a/drivers/net/ifb.c b/drivers/net/ifb.c
index 801f088c134f..030913f8bd26 100644
--- a/drivers/net/ifb.c
+++ b/drivers/net/ifb.c
@@ -98,12 +98,13 @@ static void ri_tasklet(unsigned long dev)
 		stats->tx_packets++;
 		stats->tx_bytes +=skb->len;
 
-		skb->dev = __dev_get_by_index(&init_net, skb->iif);
+		skb->dev = dev_get_by_index(&init_net, skb->iif);
 		if (!skb->dev) {
 			dev_kfree_skb(skb);
 			stats->tx_dropped++;
 			break;
 		}
+		dev_put(skb->dev);
 		skb->iif = _dev->ifindex;
 
 		if (from & AT_EGRESS) {
diff --git a/drivers/net/igb/e1000_mac.c b/drivers/net/igb/e1000_mac.c
index a0231cd079f1..7d76bb085e10 100644
--- a/drivers/net/igb/e1000_mac.c
+++ b/drivers/net/igb/e1000_mac.c
@@ -286,41 +286,6 @@ void igb_mta_set(struct e1000_hw *hw, u32 hash_value)
 }
 
 /**
- *  igb_update_mc_addr_list - Update Multicast addresses
- *  @hw: pointer to the HW structure
- *  @mc_addr_list: array of multicast addresses to program
- *  @mc_addr_count: number of multicast addresses to program
- *
- *  Updates entire Multicast Table Array.
- *  The caller must have a packed mc_addr_list of multicast addresses.
- **/
-void igb_update_mc_addr_list(struct e1000_hw *hw,
-                             u8 *mc_addr_list, u32 mc_addr_count)
-{
-	u32 hash_value, hash_bit, hash_reg;
-	int i;
-
-	/* clear mta_shadow */
-	memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
-
-	/* update mta_shadow from mc_addr_list */
-	for (i = 0; (u32) i < mc_addr_count; i++) {
-		hash_value = igb_hash_mc_addr(hw, mc_addr_list);
-
-		hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
-		hash_bit = hash_value & 0x1F;
-
-		hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
-		mc_addr_list += (ETH_ALEN);
-	}
-
-	/* replace the entire MTA table */
-	for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
-		array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
-	wrfl();
-}
-
-/**
  *  igb_hash_mc_addr - Generate a multicast hash value
  *  @hw: pointer to the HW structure
  *  @mc_addr: pointer to a multicast address
@@ -329,7 +294,7 @@ void igb_update_mc_addr_list(struct e1000_hw *hw,
  *  the multicast filter table array address and new table value.  See
  *  igb_mta_set()
  **/
-u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
+static u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
 {
 	u32 hash_value, hash_mask;
 	u8 bit_shift = 0;
@@ -392,6 +357,41 @@ u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr)
 }
 
 /**
+ *  igb_update_mc_addr_list - Update Multicast addresses
+ *  @hw: pointer to the HW structure
+ *  @mc_addr_list: array of multicast addresses to program
+ *  @mc_addr_count: number of multicast addresses to program
+ *
+ *  Updates entire Multicast Table Array.
+ *  The caller must have a packed mc_addr_list of multicast addresses.
+ **/
+void igb_update_mc_addr_list(struct e1000_hw *hw,
+                             u8 *mc_addr_list, u32 mc_addr_count)
+{
+	u32 hash_value, hash_bit, hash_reg;
+	int i;
+
+	/* clear mta_shadow */
+	memset(&hw->mac.mta_shadow, 0, sizeof(hw->mac.mta_shadow));
+
+	/* update mta_shadow from mc_addr_list */
+	for (i = 0; (u32) i < mc_addr_count; i++) {
+		hash_value = igb_hash_mc_addr(hw, mc_addr_list);
+
+		hash_reg = (hash_value >> 5) & (hw->mac.mta_reg_count - 1);
+		hash_bit = hash_value & 0x1F;
+
+		hw->mac.mta_shadow[hash_reg] |= (1 << hash_bit);
+		mc_addr_list += (ETH_ALEN);
+	}
+
+	/* replace the entire MTA table */
+	for (i = hw->mac.mta_reg_count - 1; i >= 0; i--)
+		array_wr32(E1000_MTA, i, hw->mac.mta_shadow[i]);
+	wrfl();
+}
+
+/**
  *  igb_clear_hw_cntrs_base - Clear base hardware counters
  *  @hw: pointer to the HW structure
  *
diff --git a/drivers/net/igb/e1000_mac.h b/drivers/net/igb/e1000_mac.h
index 7518af8cbbf5..bca17d882417 100644
--- a/drivers/net/igb/e1000_mac.h
+++ b/drivers/net/igb/e1000_mac.h
@@ -88,6 +88,5 @@ enum e1000_mng_mode {
 #define E1000_MNG_DHCP_COOKIE_STATUS_VLAN    0x2
 
 extern void e1000_init_function_pointers_82575(struct e1000_hw *hw);
-extern u32 igb_hash_mc_addr(struct e1000_hw *hw, u8 *mc_addr);
 
 #endif
diff --git a/drivers/net/igb/igb_ethtool.c b/drivers/net/igb/igb_ethtool.c
index d004c359244c..b243ed3b0c36 100644
--- a/drivers/net/igb/igb_ethtool.c
+++ b/drivers/net/igb/igb_ethtool.c
@@ -34,6 +34,7 @@
 #include <linux/interrupt.h>
 #include <linux/if_ether.h>
 #include <linux/ethtool.h>
+#include <linux/sched.h>
 
 #include "igb.h"
 
@@ -731,7 +732,7 @@ static int igb_set_ringparam(struct net_device *netdev,
 {
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	struct igb_ring *temp_ring;
-	int i, err;
+	int i, err = 0;
 	u32 new_rx_count, new_tx_count;
 
 	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -751,18 +752,30 @@ static int igb_set_ringparam(struct net_device *netdev,
 		return 0;
 	}
 
+	while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
+		msleep(1);
+
+	if (!netif_running(adapter->netdev)) {
+		for (i = 0; i < adapter->num_tx_queues; i++)
+			adapter->tx_ring[i].count = new_tx_count;
+		for (i = 0; i < adapter->num_rx_queues; i++)
+			adapter->rx_ring[i].count = new_rx_count;
+		adapter->tx_ring_count = new_tx_count;
+		adapter->rx_ring_count = new_rx_count;
+		goto clear_reset;
+	}
+
 	if (adapter->num_tx_queues > adapter->num_rx_queues)
 		temp_ring = vmalloc(adapter->num_tx_queues * sizeof(struct igb_ring));
 	else
 		temp_ring = vmalloc(adapter->num_rx_queues * sizeof(struct igb_ring));
-	if (!temp_ring)
-		return -ENOMEM;
 
-	while (test_and_set_bit(__IGB_RESETTING, &adapter->state))
-		msleep(1);
+	if (!temp_ring) {
+		err = -ENOMEM;
+		goto clear_reset;
+	}
 
-	if (netif_running(adapter->netdev))
-		igb_down(adapter);
+	igb_down(adapter);
 
 	/*
 	 * We can't just free everything and then setup again,
@@ -819,14 +832,11 @@ static int igb_set_ringparam(struct net_device *netdev,
 
 		adapter->rx_ring_count = new_rx_count;
 	}
-
-	err = 0;
 err_setup:
-	if (netif_running(adapter->netdev))
-		igb_up(adapter);
-
-	clear_bit(__IGB_RESETTING, &adapter->state);
+	igb_up(adapter);
 	vfree(temp_ring);
+clear_reset:
+	clear_bit(__IGB_RESETTING, &adapter->state);
 	return err;
 }
 
diff --git a/drivers/net/igb/igb_main.c b/drivers/net/igb/igb_main.c
index d2639c4a086d..714c3a4a44ef 100644
--- a/drivers/net/igb/igb_main.c
+++ b/drivers/net/igb/igb_main.c
@@ -1246,12 +1246,7 @@ static int __devinit igb_probe(struct pci_dev *pdev,
 	if (err)
 		goto err_pci_reg;
 
-	err = pci_enable_pcie_error_reporting(pdev);
-	if (err) {
-		dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
-		        "0x%x\n", err);
-		/* non-fatal, continue */
-	}
+	pci_enable_pcie_error_reporting(pdev);
 
 	pci_set_master(pdev);
 	pci_save_state(pdev);
@@ -1628,7 +1623,6 @@ static void __devexit igb_remove(struct pci_dev *pdev)
 	struct net_device *netdev = pci_get_drvdata(pdev);
 	struct igb_adapter *adapter = netdev_priv(netdev);
 	struct e1000_hw *hw = &adapter->hw;
-	int err;
 
 	/* flush_scheduled work may reschedule our watchdog task, so
 	 * explicitly disable watchdog tasks from being rescheduled  */
@@ -1682,10 +1676,7 @@ static void __devexit igb_remove(struct pci_dev *pdev)
 
 	free_netdev(netdev);
 
-	err = pci_disable_pcie_error_reporting(pdev);
-	if (err)
-		dev_err(&pdev->dev,
-		        "pci_disable_pcie_error_reporting failed 0x%x\n", err);
+	pci_disable_pcie_error_reporting(pdev);
 
 	pci_disable_device(pdev);
 }
@@ -3966,7 +3957,7 @@ static int igb_set_vf_multicasts(struct igb_adapter *adapter,
 	/* VFs are limited to using the MTA hash table for their multicast
 	 * addresses */
 	for (i = 0; i < n; i++)
-		vf_data->vf_mc_hashes[i] = hash_list[i];;
+		vf_data->vf_mc_hashes[i] = hash_list[i];
 
 	/* Flush and reset the mta with the new values */
 	igb_set_rx_mode(adapter->netdev);
diff --git a/drivers/net/igbvf/ethtool.c b/drivers/net/igbvf/ethtool.c
index ee17a097d1ca..c68265bd0d1a 100644
--- a/drivers/net/igbvf/ethtool.c
+++ b/drivers/net/igbvf/ethtool.c
@@ -279,7 +279,7 @@ static int igbvf_set_ringparam(struct net_device *netdev,
 {
 	struct igbvf_adapter *adapter = netdev_priv(netdev);
 	struct igbvf_ring *temp_ring;
-	int err;
+	int err = 0;
 	u32 new_rx_count, new_tx_count;
 
 	if ((ring->rx_mini_pending) || (ring->rx_jumbo_pending))
@@ -299,15 +299,22 @@ static int igbvf_set_ringparam(struct net_device *netdev,
 		return 0;
 	}
 
-	temp_ring = vmalloc(sizeof(struct igbvf_ring));
-	if (!temp_ring)
-		return -ENOMEM;
-
 	while (test_and_set_bit(__IGBVF_RESETTING, &adapter->state))
 		msleep(1);
 
-	if (netif_running(adapter->netdev))
-		igbvf_down(adapter);
+	if (!netif_running(adapter->netdev)) {
+		adapter->tx_ring->count = new_tx_count;
+		adapter->rx_ring->count = new_rx_count;
+		goto clear_reset;
+	}
+
+	temp_ring = vmalloc(sizeof(struct igbvf_ring));
+	if (!temp_ring) {
+		err = -ENOMEM;
+		goto clear_reset;
+	}
+
+	igbvf_down(adapter);
 
 	/*
 	 * We can't just free everything and then setup again,
@@ -339,14 +346,11 @@ static int igbvf_set_ringparam(struct net_device *netdev,
 
 		memcpy(adapter->rx_ring, temp_ring,sizeof(struct igbvf_ring));
 	}
-
-	err = 0;
 err_setup:
-	if (netif_running(adapter->netdev))
-		igbvf_up(adapter);
-
-	clear_bit(__IGBVF_RESETTING, &adapter->state);
+	igbvf_up(adapter);
 	vfree(temp_ring);
+clear_reset:
+	clear_bit(__IGBVF_RESETTING, &adapter->state);
 	return err;
 }
 
diff --git a/drivers/net/irda/kingsun-sir.c b/drivers/net/irda/kingsun-sir.c
index 2fc30b449eea..cb90d640007a 100644
--- a/drivers/net/irda/kingsun-sir.c
+++ b/drivers/net/irda/kingsun-sir.c
@@ -66,7 +66,6 @@
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/slab.h>
-#include <linux/kref.h>
 #include <linux/usb.h>
 #include <linux/device.h>
 #include <linux/crc32.h>
diff --git a/drivers/net/irda/ks959-sir.c b/drivers/net/irda/ks959-sir.c
index f4d13fc51cbc..b54d3b48045e 100644
--- a/drivers/net/irda/ks959-sir.c
+++ b/drivers/net/irda/ks959-sir.c
@@ -118,7 +118,6 @@
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/slab.h>
-#include <linux/kref.h>
 #include <linux/usb.h>
 #include <linux/device.h>
 #include <linux/crc32.h>
diff --git a/drivers/net/irda/ksdazzle-sir.c b/drivers/net/irda/ksdazzle-sir.c
index 5f9d73353972..8d713ebac15b 100644
--- a/drivers/net/irda/ksdazzle-sir.c
+++ b/drivers/net/irda/ksdazzle-sir.c
@@ -82,7 +82,6 @@
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/slab.h>
-#include <linux/kref.h>
 #include <linux/usb.h>
 #include <linux/device.h>
 #include <linux/crc32.h>
diff --git a/drivers/net/irda/mcs7780.c b/drivers/net/irda/mcs7780.c
index b3d30bcb88e7..c0e0bb9401d3 100644
--- a/drivers/net/irda/mcs7780.c
+++ b/drivers/net/irda/mcs7780.c
@@ -50,7 +50,6 @@
 #include <linux/errno.h>
 #include <linux/init.h>
 #include <linux/slab.h>
-#include <linux/kref.h>
 #include <linux/usb.h>
 #include <linux/device.h>
 #include <linux/crc32.h>
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index 1445e5865196..84db145d2b59 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -17,6 +17,7 @@
 #include <linux/etherdevice.h>
 #include <linux/platform_device.h>
 #include <linux/clk.h>
+#include <linux/gpio.h>
 
 #include <net/irda/irda.h>
 #include <net/irda/irmod.h>
@@ -163,6 +164,22 @@ inline static void pxa_irda_fir_dma_tx_start(struct pxa_irda *si)
 }
 
 /*
+ * Set the IrDA communications mode.
+ */
+static void pxa_irda_set_mode(struct pxa_irda *si, int mode)
+{
+	if (si->pdata->transceiver_mode)
+		si->pdata->transceiver_mode(si->dev, mode);
+	else {
+		if (gpio_is_valid(si->pdata->gpio_pwdown))
+			gpio_set_value(si->pdata->gpio_pwdown,
+					!(mode & IR_OFF) ^
+					!si->pdata->gpio_pwdown_inverted);
+		pxa2xx_transceiver_mode(si->dev, mode);
+	}
+}
+
+/*
  * Set the IrDA communications speed.
  */
 static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
@@ -188,7 +205,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 			pxa_irda_disable_clk(si);
 
 			/* set board transceiver to SIR mode */
-			si->pdata->transceiver_mode(si->dev, IR_SIRMODE);
+			pxa_irda_set_mode(si, IR_SIRMODE);
 
 			/* enable the STUART clock */
 			pxa_irda_enable_sirclk(si);
@@ -222,7 +239,7 @@ static int pxa_irda_set_speed(struct pxa_irda *si, int speed)
 		ICCR0 = 0;
 
 		/* set board transceiver to FIR mode */
-		si->pdata->transceiver_mode(si->dev, IR_FIRMODE);
+		pxa_irda_set_mode(si, IR_FIRMODE);
 
 		/* enable the FICP clock */
 		pxa_irda_enable_firclk(si);
@@ -641,7 +658,7 @@ static void pxa_irda_shutdown(struct pxa_irda *si)
 	local_irq_restore(flags);
 
 	/* power off board transceiver */
-	si->pdata->transceiver_mode(si->dev, IR_OFF);
+	pxa_irda_set_mode(si, IR_OFF);
 
 	printk(KERN_DEBUG "pxa_ir: irda shutdown\n");
 }
@@ -849,10 +866,26 @@ static int pxa_irda_probe(struct platform_device *pdev)
 	if (err)
 		goto err_mem_5;
 
-	if (si->pdata->startup)
+	if (gpio_is_valid(si->pdata->gpio_pwdown)) {
+		err = gpio_request(si->pdata->gpio_pwdown, "IrDA switch");
+		if (err)
+			goto err_startup;
+		err = gpio_direction_output(si->pdata->gpio_pwdown,
+					!si->pdata->gpio_pwdown_inverted);
+		if (err) {
+			gpio_free(si->pdata->gpio_pwdown);
+			goto err_startup;
+		}
+	}
+
+	if (si->pdata->startup) {
 		err = si->pdata->startup(si->dev);
-	if (err)
-		goto err_startup;
+		if (err)
+			goto err_startup;
+	}
+
+	if (gpio_is_valid(si->pdata->gpio_pwdown) && si->pdata->startup)
+		dev_warn(si->dev, "gpio_pwdown and startup() both defined!\n");
 
 	dev->netdev_ops = &pxa_irda_netdev_ops;
 
@@ -903,6 +936,8 @@ static int pxa_irda_remove(struct platform_device *_dev)
 	if (dev) {
 		struct pxa_irda *si = netdev_priv(dev);
 		unregister_netdev(dev);
+		if (gpio_is_valid(si->pdata->gpio_pwdown))
+			gpio_free(si->pdata->gpio_pwdown);
 		if (si->pdata->shutdown)
 			si->pdata->shutdown(si->dev);
 		kfree(si->tx_buff.head);
diff --git a/drivers/net/irda/sa1100_ir.c b/drivers/net/irda/sa1100_ir.c
index 38bf7cf2256d..c412e8026173 100644
--- a/drivers/net/irda/sa1100_ir.c
+++ b/drivers/net/irda/sa1100_ir.c
@@ -232,8 +232,11 @@ static int sa1100_irda_startup(struct sa1100_irda *si)
 	/*
 	 * Ensure that the ports for this device are setup correctly.
 	 */
-	if (si->pdata->startup)
-		si->pdata->startup(si->dev);
+	if (si->pdata->startup)	{
+		ret = si->pdata->startup(si->dev);
+		if (ret)
+			return ret;
+	}
 
 	/*
 	 * Configure PPC for IRDA - we want to drive TXD2 low.
diff --git a/drivers/net/irda/toim3232-sir.c b/drivers/net/irda/toim3232-sir.c
index fcf287b749db..99e1ec02a011 100644
--- a/drivers/net/irda/toim3232-sir.c
+++ b/drivers/net/irda/toim3232-sir.c
@@ -120,6 +120,7 @@
 #include <linux/module.h>
 #include <linux/delay.h>
 #include <linux/init.h>
+#include <linux/sched.h>
 
 #include <net/irda/irda.h>
 
diff --git a/drivers/net/iseries_veth.c b/drivers/net/iseries_veth.c
index e36e951cbc65..aa7286bc4364 100644
--- a/drivers/net/iseries_veth.c
+++ b/drivers/net/iseries_veth.c
@@ -495,7 +495,7 @@ static void veth_take_cap_ack(struct veth_lpar_connection *cnx,
 			   cnx->remote_lp);
 	} else {
 		memcpy(&cnx->cap_ack_event, event,
-		       sizeof(&cnx->cap_ack_event));
+		       sizeof(cnx->cap_ack_event));
 		cnx->state |= VETH_STATE_GOTCAPACK;
 		veth_kick_statemachine(cnx);
 	}
diff --git a/drivers/net/ixgbe/ixgbe.h b/drivers/net/ixgbe/ixgbe.h
index dd688d45e9cd..385be6016667 100644
--- a/drivers/net/ixgbe/ixgbe.h
+++ b/drivers/net/ixgbe/ixgbe.h
@@ -267,7 +267,8 @@ struct ixgbe_adapter {
 	enum ixgbe_fc_mode last_lfc_mode;
 
 	/* Interrupt Throttle Rate */
-	u32 itr_setting;
+	u32 rx_itr_setting;
+	u32 tx_itr_setting;
 	u16 eitr_low;
 	u16 eitr_high;
 
@@ -351,7 +352,8 @@ struct ixgbe_adapter {
 	struct ixgbe_hw_stats stats;
 
 	/* Interrupt Throttle Rate */
-	u32 eitr_param;
+	u32 rx_eitr_param;
+	u32 tx_eitr_param;
 
 	unsigned long state;
 	u64 tx_busy;
diff --git a/drivers/net/ixgbe/ixgbe_82598.c b/drivers/net/ixgbe/ixgbe_82598.c
index 56b12f3192f1..e2d5343f1275 100644
--- a/drivers/net/ixgbe/ixgbe_82598.c
+++ b/drivers/net/ixgbe/ixgbe_82598.c
@@ -425,7 +425,7 @@ static s32 ixgbe_fc_enable_82598(struct ixgbe_hw *hw, s32 packetbuf_num)
 #endif /* CONFIG_DCB */
 	default:
 		hw_dbg(hw, "Flow control param set incorrectly\n");
-		ret_val = -IXGBE_ERR_CONFIG;
+		ret_val = IXGBE_ERR_CONFIG;
 		goto out;
 		break;
 	}
diff --git a/drivers/net/ixgbe/ixgbe_82599.c b/drivers/net/ixgbe/ixgbe_82599.c
index 2ec58dcdb82b..34b04924c8a1 100644
--- a/drivers/net/ixgbe/ixgbe_82599.c
+++ b/drivers/net/ixgbe/ixgbe_82599.c
@@ -330,6 +330,8 @@ static enum ixgbe_media_type ixgbe_get_media_type_82599(struct ixgbe_hw *hw)
 
 	switch (hw->device_id) {
 	case IXGBE_DEV_ID_82599_KX4:
+	case IXGBE_DEV_ID_82599_KX4_MEZZ:
+	case IXGBE_DEV_ID_82599_COMBO_BACKPLANE:
 	case IXGBE_DEV_ID_82599_XAUI_LOM:
 		/* Default device ID is mezzanine card KX/KX4 */
 		media_type = ixgbe_media_type_backplane;
diff --git a/drivers/net/ixgbe/ixgbe_common.c b/drivers/net/ixgbe/ixgbe_common.c
index 6621e172df3d..40ff120a9ad4 100644
--- a/drivers/net/ixgbe/ixgbe_common.c
+++ b/drivers/net/ixgbe/ixgbe_common.c
@@ -1355,9 +1355,7 @@ static void ixgbe_add_uc_addr(struct ixgbe_hw *hw, u8 *addr, u32 vmdq)
 /**
  *  ixgbe_update_uc_addr_list_generic - Updates MAC list of secondary addresses
  *  @hw: pointer to hardware structure
- *  @addr_list: the list of new addresses
- *  @addr_count: number of addresses
- *  @next: iterator function to walk the address list
+ *  @uc_list: the list of new addresses
  *
  *  The given list replaces any existing list.  Clears the secondary addrs from
  *  receive address registers.  Uses unused receive address registers for the
@@ -1663,7 +1661,7 @@ s32 ixgbe_fc_enable_generic(struct ixgbe_hw *hw, s32 packetbuf_num)
 #endif /* CONFIG_DCB */
 	default:
 		hw_dbg(hw, "Flow control param set incorrectly\n");
-		ret_val = -IXGBE_ERR_CONFIG;
+		ret_val = IXGBE_ERR_CONFIG;
 		goto out;
 		break;
 	}
@@ -1734,75 +1732,140 @@ s32 ixgbe_fc_autoneg(struct ixgbe_hw *hw)
 	s32 ret_val = 0;
 	ixgbe_link_speed speed;
 	u32 pcs_anadv_reg, pcs_lpab_reg, linkstat;
+	u32 links2, anlp1_reg, autoc_reg, links;
 	bool link_up;
 
 	/*
 	 * AN should have completed when the cable was plugged in.
 	 * Look for reasons to bail out.  Bail out if:
 	 * - FC autoneg is disabled, or if
-	 * - we don't have multispeed fiber, or if
-	 * - we're not running at 1G, or if
-	 * - link is not up, or if
-	 * - link is up but AN did not complete, or if
-	 * - link is up and AN completed but timed out
+	 * - link is not up.
 	 *
-	 * Since we're being called from an LSC, link is already know to be up.
+	 * Since we're being called from an LSC, link is already known to be up.
 	 * So use link_up_wait_to_complete=false.
 	 */
 	hw->mac.ops.check_link(hw, &speed, &link_up, false);
-	linkstat = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
-
-	if (hw->fc.disable_fc_autoneg ||
-	    !hw->phy.multispeed_fiber ||
-	    (speed != IXGBE_LINK_SPEED_1GB_FULL) ||
-	    !link_up ||
-	    ((linkstat & IXGBE_PCS1GLSTA_AN_COMPLETE) == 0) ||
-	    ((linkstat & IXGBE_PCS1GLSTA_AN_TIMED_OUT) == 1)) {
+
+	if (hw->fc.disable_fc_autoneg || (!link_up)) {
 		hw->fc.fc_was_autonegged = false;
 		hw->fc.current_mode = hw->fc.requested_mode;
-		hw_dbg(hw, "Autoneg FC was skipped.\n");
 		goto out;
 	}
 
 	/*
+	 * On backplane, bail out if
+	 * - backplane autoneg was not completed, or if
+	 * - link partner is not AN enabled
+	 */
+	if (hw->phy.media_type == ixgbe_media_type_backplane) {
+		links = IXGBE_READ_REG(hw, IXGBE_LINKS);
+		links2 = IXGBE_READ_REG(hw, IXGBE_LINKS2);
+		if (((links & IXGBE_LINKS_KX_AN_COMP) == 0) ||
+		    ((links2 & IXGBE_LINKS2_AN_SUPPORTED) == 0)) {
+			hw->fc.fc_was_autonegged = false;
+			hw->fc.current_mode = hw->fc.requested_mode;
+			goto out;
+		}
+	}
+
+	/*
+	 * On multispeed fiber at 1g, bail out if
+	 * - link is up but AN did not complete, or if
+	 * - link is up and AN completed but timed out
+	 */
+	if (hw->phy.multispeed_fiber && (speed == IXGBE_LINK_SPEED_1GB_FULL)) {
+		linkstat = IXGBE_READ_REG(hw, IXGBE_PCS1GLSTA);
+		if (((linkstat & IXGBE_PCS1GLSTA_AN_COMPLETE) == 0) ||
+		    ((linkstat & IXGBE_PCS1GLSTA_AN_TIMED_OUT) == 1)) {
+			hw->fc.fc_was_autonegged = false;
+			hw->fc.current_mode = hw->fc.requested_mode;
+			goto out;
+		}
+	}
+
+	/*
 	 * Read the AN advertisement and LP ability registers and resolve
 	 * local flow control settings accordingly
 	 */
-	pcs_anadv_reg = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
-	pcs_lpab_reg = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
-	if ((pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
-		(pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE)) {
+	if ((speed == IXGBE_LINK_SPEED_1GB_FULL) &&
+	    (hw->phy.media_type != ixgbe_media_type_backplane)) {
+		pcs_anadv_reg = IXGBE_READ_REG(hw, IXGBE_PCS1GANA);
+		pcs_lpab_reg = IXGBE_READ_REG(hw, IXGBE_PCS1GANLP);
+		if ((pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
+		    (pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE)) {
+			/*
+			 * Now we need to check if the user selected Rx ONLY
+			 * of pause frames.  In this case, we had to advertise
+			 * FULL flow control because we could not advertise RX
+			 * ONLY. Hence, we must now check to see if we need to
+			 * turn OFF the TRANSMISSION of PAUSE frames.
+			 */
+			if (hw->fc.requested_mode == ixgbe_fc_full) {
+				hw->fc.current_mode = ixgbe_fc_full;
+				hw_dbg(hw, "Flow Control = FULL.\n");
+			} else {
+				hw->fc.current_mode = ixgbe_fc_rx_pause;
+				hw_dbg(hw, "Flow Control=RX PAUSE only\n");
+			}
+		} else if (!(pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
+			   (pcs_anadv_reg & IXGBE_PCS1GANA_ASM_PAUSE) &&
+			   (pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
+			   (pcs_lpab_reg & IXGBE_PCS1GANA_ASM_PAUSE)) {
+			hw->fc.current_mode = ixgbe_fc_tx_pause;
+			hw_dbg(hw, "Flow Control = TX PAUSE frames only.\n");
+		} else if ((pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
+			   (pcs_anadv_reg & IXGBE_PCS1GANA_ASM_PAUSE) &&
+			   !(pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
+			   (pcs_lpab_reg & IXGBE_PCS1GANA_ASM_PAUSE)) {
+			hw->fc.current_mode = ixgbe_fc_rx_pause;
+			hw_dbg(hw, "Flow Control = RX PAUSE frames only.\n");
+		} else {
+			hw->fc.current_mode = ixgbe_fc_none;
+			hw_dbg(hw, "Flow Control = NONE.\n");
+		}
+	}
+
+	if (hw->phy.media_type == ixgbe_media_type_backplane) {
 		/*
-		 * Now we need to check if the user selected Rx ONLY
-		 * of pause frames.  In this case, we had to advertise
-		 * FULL flow control because we could not advertise RX
-		 * ONLY. Hence, we must now check to see if we need to
-		 * turn OFF the TRANSMISSION of PAUSE frames.
+		 * Read the 10g AN autoc and LP ability registers and resolve
+		 * local flow control settings accordingly
 		 */
-		if (hw->fc.requested_mode == ixgbe_fc_full) {
-			hw->fc.current_mode = ixgbe_fc_full;
-			hw_dbg(hw, "Flow Control = FULL.\n");
-		} else {
+		autoc_reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+		anlp1_reg = IXGBE_READ_REG(hw, IXGBE_ANLP1);
+
+		if ((autoc_reg & IXGBE_AUTOC_SYM_PAUSE) &&
+		    (anlp1_reg & IXGBE_ANLP1_SYM_PAUSE)) {
+			/*
+			 * Now we need to check if the user selected Rx ONLY
+			 * of pause frames.  In this case, we had to advertise
+			 * FULL flow control because we could not advertise RX
+			 * ONLY. Hence, we must now check to see if we need to
+			 * turn OFF the TRANSMISSION of PAUSE frames.
+			 */
+			if (hw->fc.requested_mode == ixgbe_fc_full) {
+				hw->fc.current_mode = ixgbe_fc_full;
+				hw_dbg(hw, "Flow Control = FULL.\n");
+			} else {
+				hw->fc.current_mode = ixgbe_fc_rx_pause;
+				hw_dbg(hw, "Flow Control=RX PAUSE only\n");
+			}
+		} else if (!(autoc_reg & IXGBE_AUTOC_SYM_PAUSE) &&
+			   (autoc_reg & IXGBE_AUTOC_ASM_PAUSE) &&
+			   (anlp1_reg & IXGBE_ANLP1_SYM_PAUSE) &&
+			   (anlp1_reg & IXGBE_ANLP1_ASM_PAUSE)) {
+			hw->fc.current_mode = ixgbe_fc_tx_pause;
+			hw_dbg(hw, "Flow Control = TX PAUSE frames only.\n");
+		} else if ((autoc_reg & IXGBE_AUTOC_SYM_PAUSE) &&
+			   (autoc_reg & IXGBE_AUTOC_ASM_PAUSE) &&
+			   !(anlp1_reg & IXGBE_ANLP1_SYM_PAUSE) &&
+			   (anlp1_reg & IXGBE_ANLP1_ASM_PAUSE)) {
 			hw->fc.current_mode = ixgbe_fc_rx_pause;
 			hw_dbg(hw, "Flow Control = RX PAUSE frames only.\n");
+		} else {
+			hw->fc.current_mode = ixgbe_fc_none;
+			hw_dbg(hw, "Flow Control = NONE.\n");
 		}
-	} else if (!(pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
-		   (pcs_anadv_reg & IXGBE_PCS1GANA_ASM_PAUSE) &&
-		   (pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
-		   (pcs_lpab_reg & IXGBE_PCS1GANA_ASM_PAUSE)) {
-		hw->fc.current_mode = ixgbe_fc_tx_pause;
-		hw_dbg(hw, "Flow Control = TX PAUSE frames only.\n");
-	} else if ((pcs_anadv_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
-		   (pcs_anadv_reg & IXGBE_PCS1GANA_ASM_PAUSE) &&
-		   !(pcs_lpab_reg & IXGBE_PCS1GANA_SYM_PAUSE) &&
-		   (pcs_lpab_reg & IXGBE_PCS1GANA_ASM_PAUSE)) {
-		hw->fc.current_mode = ixgbe_fc_rx_pause;
-		hw_dbg(hw, "Flow Control = RX PAUSE frames only.\n");
-	} else {
-		hw->fc.current_mode = ixgbe_fc_none;
-		hw_dbg(hw, "Flow Control = NONE.\n");
 	}
-
 	/* Record that current_mode is the result of a successful autoneg */
 	hw->fc.fc_was_autonegged = true;
 
@@ -1919,7 +1982,7 @@ static s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num)
 #endif /* CONFIG_DCB */
 	default:
 		hw_dbg(hw, "Flow control param set incorrectly\n");
-		ret_val = -IXGBE_ERR_CONFIG;
+		ret_val = IXGBE_ERR_CONFIG;
 		goto out;
 		break;
 	}
@@ -1927,9 +1990,6 @@ static s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num)
 	IXGBE_WRITE_REG(hw, IXGBE_PCS1GANA, reg);
 	reg = IXGBE_READ_REG(hw, IXGBE_PCS1GLCTL);
 
-	/* Enable and restart autoneg to inform the link partner */
-	reg |= IXGBE_PCS1GLCTL_AN_ENABLE | IXGBE_PCS1GLCTL_AN_RESTART;
-
 	/* Disable AN timeout */
 	if (hw->fc.strict_ieee)
 		reg &= ~IXGBE_PCS1GLCTL_AN_1G_TIMEOUT_EN;
@@ -1937,6 +1997,70 @@ static s32 ixgbe_setup_fc(struct ixgbe_hw *hw, s32 packetbuf_num)
 	IXGBE_WRITE_REG(hw, IXGBE_PCS1GLCTL, reg);
 	hw_dbg(hw, "Set up FC; PCS1GLCTL = 0x%08X\n", reg);
 
+	/*
+	 * Set up the 10G flow control advertisement registers so the HW
+	 * can do fc autoneg once the cable is plugged in.  If we end up
+	 * using 1g instead, this is harmless.
+	 */
+	reg = IXGBE_READ_REG(hw, IXGBE_AUTOC);
+
+	/*
+	 * The possible values of fc.requested_mode are:
+	 * 0: Flow control is completely disabled
+	 * 1: Rx flow control is enabled (we can receive pause frames,
+	 *    but not send pause frames).
+	 * 2: Tx flow control is enabled (we can send pause frames but
+	 *    we do not support receiving pause frames).
+	 * 3: Both Rx and Tx flow control (symmetric) are enabled.
+	 * other: Invalid.
+	 */
+	switch (hw->fc.requested_mode) {
+	case ixgbe_fc_none:
+		/* Flow control completely disabled by software override. */
+		reg &= ~(IXGBE_AUTOC_SYM_PAUSE | IXGBE_AUTOC_ASM_PAUSE);
+		break;
+	case ixgbe_fc_rx_pause:
+		/*
+		 * Rx Flow control is enabled and Tx Flow control is
+		 * disabled by software override. Since there really
+		 * isn't a way to advertise that we are capable of RX
+		 * Pause ONLY, we will advertise that we support both
+		 * symmetric and asymmetric Rx PAUSE.  Later, we will
+		 * disable the adapter's ability to send PAUSE frames.
+		 */
+		reg |= (IXGBE_AUTOC_SYM_PAUSE | IXGBE_AUTOC_ASM_PAUSE);
+		break;
+	case ixgbe_fc_tx_pause:
+		/*
+		 * Tx Flow control is enabled, and Rx Flow control is
+		 * disabled by software override.
+		 */
+		reg |= (IXGBE_AUTOC_ASM_PAUSE);
+		reg &= ~(IXGBE_AUTOC_SYM_PAUSE);
+		break;
+	case ixgbe_fc_full:
+		/* Flow control (both Rx and Tx) is enabled by SW override. */
+		reg |= (IXGBE_AUTOC_SYM_PAUSE | IXGBE_AUTOC_ASM_PAUSE);
+		break;
+#ifdef CONFIG_DCB
+	case ixgbe_fc_pfc:
+		goto out;
+		break;
+#endif /* CONFIG_DCB */
+	default:
+		hw_dbg(hw, "Flow control param set incorrectly\n");
+		ret_val = IXGBE_ERR_CONFIG;
+		goto out;
+		break;
+	}
+	/*
+	 * AUTOC restart handles negotiation of 1G and 10G. There is
+	 * no need to set the PCS1GCTL register.
+	 */
+	reg |= IXGBE_AUTOC_AN_RESTART;
+	IXGBE_WRITE_REG(hw, IXGBE_AUTOC, reg);
+	hw_dbg(hw, "Set up FC; IXGBE_AUTOC = 0x%08X\n", reg);
+
 out:
 	return ret_val;
 }
@@ -2000,7 +2124,7 @@ s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask)
 
 	while (timeout) {
 		if (ixgbe_get_eeprom_semaphore(hw))
-			return -IXGBE_ERR_SWFW_SYNC;
+			return IXGBE_ERR_SWFW_SYNC;
 
 		gssr = IXGBE_READ_REG(hw, IXGBE_GSSR);
 		if (!(gssr & (fwmask | swmask)))
@@ -2017,7 +2141,7 @@ s32 ixgbe_acquire_swfw_sync(struct ixgbe_hw *hw, u16 mask)
 
 	if (!timeout) {
 		hw_dbg(hw, "Driver can't access resource, GSSR timeout.\n");
-		return -IXGBE_ERR_SWFW_SYNC;
+		return IXGBE_ERR_SWFW_SYNC;
 	}
 
 	gssr |= swmask;
diff --git a/drivers/net/ixgbe/ixgbe_ethtool.c b/drivers/net/ixgbe/ixgbe_ethtool.c
index 026e94a99849..856c18c207f3 100644
--- a/drivers/net/ixgbe/ixgbe_ethtool.c
+++ b/drivers/net/ixgbe/ixgbe_ethtool.c
@@ -53,6 +53,10 @@ static struct ixgbe_stats ixgbe_gstrings_stats[] = {
 	{"tx_packets", IXGBE_STAT(net_stats.tx_packets)},
 	{"rx_bytes", IXGBE_STAT(net_stats.rx_bytes)},
 	{"tx_bytes", IXGBE_STAT(net_stats.tx_bytes)},
+	{"rx_pkts_nic", IXGBE_STAT(stats.gprc)},
+	{"tx_pkts_nic", IXGBE_STAT(stats.gptc)},
+	{"rx_bytes_nic", IXGBE_STAT(stats.gorc)},
+	{"tx_bytes_nic", IXGBE_STAT(stats.gotc)},
 	{"lsc_int", IXGBE_STAT(lsc_int)},
 	{"tx_busy", IXGBE_STAT(tx_busy)},
 	{"non_eop_descs", IXGBE_STAT(non_eop_descs)},
@@ -794,7 +798,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
 {
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
 	struct ixgbe_ring *temp_tx_ring, *temp_rx_ring;
-	int i, err;
+	int i, err = 0;
 	u32 new_rx_count, new_tx_count;
 	bool need_update = false;
 
@@ -818,6 +822,16 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
 	while (test_and_set_bit(__IXGBE_RESETTING, &adapter->state))
 		msleep(1);
 
+	if (!netif_running(adapter->netdev)) {
+		for (i = 0; i < adapter->num_tx_queues; i++)
+			adapter->tx_ring[i].count = new_tx_count;
+		for (i = 0; i < adapter->num_rx_queues; i++)
+			adapter->rx_ring[i].count = new_rx_count;
+		adapter->tx_ring_count = new_tx_count;
+		adapter->rx_ring_count = new_rx_count;
+		goto err_setup;
+	}
+
 	temp_tx_ring = kcalloc(adapter->num_tx_queues,
 	                       sizeof(struct ixgbe_ring), GFP_KERNEL);
 	if (!temp_tx_ring) {
@@ -875,8 +889,7 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
 
 	/* if rings need to be updated, here's the place to do it in one shot */
 	if (need_update) {
-		if (netif_running(netdev))
-			ixgbe_down(adapter);
+		ixgbe_down(adapter);
 
 		/* tx */
 		if (new_tx_count != adapter->tx_ring_count) {
@@ -893,13 +906,8 @@ static int ixgbe_set_ringparam(struct net_device *netdev,
 			temp_rx_ring = NULL;
 			adapter->rx_ring_count = new_rx_count;
 		}
-	}
-
-	/* success! */
-	err = 0;
-	if (netif_running(netdev))
 		ixgbe_up(adapter);
-
+	}
 err_setup:
 	clear_bit(__IXGBE_RESETTING, &adapter->state);
 	return err;
@@ -1929,7 +1937,7 @@ static int ixgbe_get_coalesce(struct net_device *netdev,
 	ec->tx_max_coalesced_frames_irq = adapter->tx_ring[0].work_limit;
 
 	/* only valid if in constant ITR mode */
-	switch (adapter->itr_setting) {
+	switch (adapter->rx_itr_setting) {
 	case 0:
 		/* throttling disabled */
 		ec->rx_coalesce_usecs = 0;
@@ -1940,9 +1948,25 @@ static int ixgbe_get_coalesce(struct net_device *netdev,
 		break;
 	default:
 		/* fixed interrupt rate mode */
-		ec->rx_coalesce_usecs = 1000000/adapter->eitr_param;
+		ec->rx_coalesce_usecs = 1000000/adapter->rx_eitr_param;
+		break;
+	}
+
+	/* only valid if in constant ITR mode */
+	switch (adapter->tx_itr_setting) {
+	case 0:
+		/* throttling disabled */
+		ec->tx_coalesce_usecs = 0;
+		break;
+	case 1:
+		/* dynamic ITR mode */
+		ec->tx_coalesce_usecs = 1;
+		break;
+	default:
+		ec->tx_coalesce_usecs = 1000000/adapter->tx_eitr_param;
 		break;
 	}
+
 	return 0;
 }
 
@@ -1953,6 +1977,14 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
 	struct ixgbe_q_vector *q_vector;
 	int i;
 
+	/*
+	 * don't accept tx specific changes if we've got mixed RxTx vectors
+	 * test and jump out here if needed before changing the rx numbers
+	 */
+	if ((1000000/ec->tx_coalesce_usecs) != adapter->tx_eitr_param &&
+	    adapter->q_vector[0]->txr_count && adapter->q_vector[0]->rxr_count)
+		return -EINVAL;
+
 	if (ec->tx_max_coalesced_frames_irq)
 		adapter->tx_ring[0].work_limit = ec->tx_max_coalesced_frames_irq;
 
@@ -1963,26 +1995,49 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
 			return -EINVAL;
 
 		/* store the value in ints/second */
-		adapter->eitr_param = 1000000/ec->rx_coalesce_usecs;
+		adapter->rx_eitr_param = 1000000/ec->rx_coalesce_usecs;
 
 		/* static value of interrupt rate */
-		adapter->itr_setting = adapter->eitr_param;
+		adapter->rx_itr_setting = adapter->rx_eitr_param;
 		/* clear the lower bit as its used for dynamic state */
-		adapter->itr_setting &= ~1;
+		adapter->rx_itr_setting &= ~1;
 	} else if (ec->rx_coalesce_usecs == 1) {
 		/* 1 means dynamic mode */
-		adapter->eitr_param = 20000;
-		adapter->itr_setting = 1;
+		adapter->rx_eitr_param = 20000;
+		adapter->rx_itr_setting = 1;
 	} else {
 		/*
 		 * any other value means disable eitr, which is best
 		 * served by setting the interrupt rate very high
 		 */
 		if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED)
-			adapter->eitr_param = IXGBE_MAX_RSC_INT_RATE;
+			adapter->rx_eitr_param = IXGBE_MAX_RSC_INT_RATE;
 		else
-			adapter->eitr_param = IXGBE_MAX_INT_RATE;
-		adapter->itr_setting = 0;
+			adapter->rx_eitr_param = IXGBE_MAX_INT_RATE;
+		adapter->rx_itr_setting = 0;
+	}
+
+	if (ec->tx_coalesce_usecs > 1) {
+		/* check the limits */
+		if ((1000000/ec->tx_coalesce_usecs > IXGBE_MAX_INT_RATE) ||
+		    (1000000/ec->tx_coalesce_usecs < IXGBE_MIN_INT_RATE))
+			return -EINVAL;
+
+		/* store the value in ints/second */
+		adapter->tx_eitr_param = 1000000/ec->tx_coalesce_usecs;
+
+		/* static value of interrupt rate */
+		adapter->tx_itr_setting = adapter->tx_eitr_param;
+
+		/* clear the lower bit as its used for dynamic state */
+		adapter->tx_itr_setting &= ~1;
+	} else if (ec->tx_coalesce_usecs == 1) {
+		/* 1 means dynamic mode */
+		adapter->tx_eitr_param = 10000;
+		adapter->tx_itr_setting = 1;
+	} else {
+		adapter->tx_eitr_param = IXGBE_MAX_INT_RATE;
+		adapter->tx_itr_setting = 0;
 	}
 
 	/* MSI/MSIx Interrupt Mode */
@@ -1992,17 +2047,17 @@ static int ixgbe_set_coalesce(struct net_device *netdev,
 		for (i = 0; i < num_vectors; i++) {
 			q_vector = adapter->q_vector[i];
 			if (q_vector->txr_count && !q_vector->rxr_count)
-				/* tx vector gets half the rate */
-				q_vector->eitr = (adapter->eitr_param >> 1);
+				/* tx only */
+				q_vector->eitr = adapter->tx_eitr_param;
 			else
 				/* rx only or mixed */
-				q_vector->eitr = adapter->eitr_param;
+				q_vector->eitr = adapter->rx_eitr_param;
 			ixgbe_write_eitr(q_vector);
 		}
 	/* Legacy Interrupt Mode */
 	} else {
 		q_vector = adapter->q_vector[0];
-		q_vector->eitr = adapter->eitr_param;
+		q_vector->eitr = adapter->rx_eitr_param;
 		ixgbe_write_eitr(q_vector);
 	}
 
diff --git a/drivers/net/ixgbe/ixgbe_main.c b/drivers/net/ixgbe/ixgbe_main.c
index 59ad9590e700..a456578b8578 100644
--- a/drivers/net/ixgbe/ixgbe_main.c
+++ b/drivers/net/ixgbe/ixgbe_main.c
@@ -44,12 +44,13 @@
 
 #include "ixgbe.h"
 #include "ixgbe_common.h"
+#include "ixgbe_dcb_82599.h"
 
 char ixgbe_driver_name[] = "ixgbe";
 static const char ixgbe_driver_string[] =
                               "Intel(R) 10 Gigabit PCI Express Network Driver";
 
-#define DRV_VERSION "2.0.37-k2"
+#define DRV_VERSION "2.0.44-k2"
 const char ixgbe_driver_version[] = DRV_VERSION;
 static char ixgbe_copyright[] = "Copyright (c) 1999-2009 Intel Corporation.";
 
@@ -97,8 +98,12 @@ static struct pci_device_id ixgbe_pci_tbl[] = {
 	 board_82599 },
 	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_SFP),
 	 board_82599 },
+	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_KX4_MEZZ),
+	 board_82599 },
 	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_CX4),
 	 board_82599 },
+	{PCI_VDEVICE(INTEL, IXGBE_DEV_ID_82599_COMBO_BACKPLANE),
+	 board_82599 },
 
 	/* required last entry */
 	{0, }
@@ -222,6 +227,56 @@ static void ixgbe_unmap_and_free_tx_resource(struct ixgbe_adapter *adapter,
 	/* tx_buffer_info must be completely set up in the transmit path */
 }
 
+/**
+ * ixgbe_tx_is_paused - check if the tx ring is paused
+ * @adapter: the ixgbe adapter
+ * @tx_ring: the corresponding tx_ring
+ *
+ * If not in DCB mode, checks TFCS.TXOFF, otherwise, find out the
+ * corresponding TC of this tx_ring when checking TFCS.
+ *
+ * Returns : true if paused
+ */
+static inline bool ixgbe_tx_is_paused(struct ixgbe_adapter *adapter,
+                                      struct ixgbe_ring *tx_ring)
+{
+	u32 txoff = IXGBE_TFCS_TXOFF;
+
+#ifdef CONFIG_IXGBE_DCB
+	if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
+		int tc;
+		int reg_idx = tx_ring->reg_idx;
+		int dcb_i = adapter->ring_feature[RING_F_DCB].indices;
+
+		if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
+			tc = reg_idx >> 2;
+			txoff = IXGBE_TFCS_TXOFF0;
+		} else if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
+			tc = 0;
+			txoff = IXGBE_TFCS_TXOFF;
+			if (dcb_i == 8) {
+				/* TC0, TC1 */
+				tc = reg_idx >> 5;
+				if (tc == 2) /* TC2, TC3 */
+					tc += (reg_idx - 64) >> 4;
+				else if (tc == 3) /* TC4, TC5, TC6, TC7 */
+					tc += 1 + ((reg_idx - 96) >> 3);
+			} else if (dcb_i == 4) {
+				/* TC0, TC1 */
+				tc = reg_idx >> 6;
+				if (tc == 1) {
+					tc += (reg_idx - 64) >> 5;
+					if (tc == 2) /* TC2, TC3 */
+						tc += (reg_idx - 96) >> 4;
+				}
+			}
+		}
+		txoff <<= tc;
+	}
+#endif
+	return IXGBE_READ_REG(&adapter->hw, IXGBE_TFCS) & txoff;
+}
+
 static inline bool ixgbe_check_tx_hang(struct ixgbe_adapter *adapter,
                                        struct ixgbe_ring *tx_ring,
                                        unsigned int eop)
@@ -233,7 +288,7 @@ static inline bool ixgbe_check_tx_hang(struct ixgbe_adapter *adapter,
 	adapter->detect_tx_hung = false;
 	if (tx_ring->tx_buffer_info[eop].time_stamp &&
 	    time_after(jiffies, tx_ring->tx_buffer_info[eop].time_stamp + HZ) &&
-	    !(IXGBE_READ_REG(&adapter->hw, IXGBE_TFCS) & IXGBE_TFCS_TXOFF)) {
+	    !ixgbe_tx_is_paused(adapter, tx_ring)) {
 		/* detected Tx unit hang */
 		union ixgbe_adv_tx_desc *tx_desc;
 		tx_desc = IXGBE_TX_DESC_ADV(*tx_ring, eop);
@@ -408,19 +463,23 @@ static void ixgbe_update_tx_dca(struct ixgbe_adapter *adapter,
 	u32 txctrl;
 	int cpu = get_cpu();
 	int q = tx_ring - adapter->tx_ring;
+	struct ixgbe_hw *hw = &adapter->hw;
 
 	if (tx_ring->cpu != cpu) {
-		txctrl = IXGBE_READ_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q));
 		if (adapter->hw.mac.type == ixgbe_mac_82598EB) {
+			txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(q));
 			txctrl &= ~IXGBE_DCA_TXCTRL_CPUID_MASK;
 			txctrl |= dca3_get_tag(&adapter->pdev->dev, cpu);
+			txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN;
+			IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(q), txctrl);
 		} else if (adapter->hw.mac.type == ixgbe_mac_82599EB) {
+			txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(q));
 			txctrl &= ~IXGBE_DCA_TXCTRL_CPUID_MASK_82599;
 			txctrl |= (dca3_get_tag(&adapter->pdev->dev, cpu) <<
-			           IXGBE_DCA_TXCTRL_CPUID_SHIFT_82599);
+			          IXGBE_DCA_TXCTRL_CPUID_SHIFT_82599);
+			txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN;
+			IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(q), txctrl);
 		}
-		txctrl |= IXGBE_DCA_TXCTRL_DESC_DCA_EN;
-		IXGBE_WRITE_REG(&adapter->hw, IXGBE_DCA_TXCTRL(q), txctrl);
 		tx_ring->cpu = cpu;
 	}
 	put_cpu();
@@ -926,12 +985,12 @@ static void ixgbe_configure_msix(struct ixgbe_adapter *adapter)
 			                      r_idx + 1);
 		}
 
-		/* if this is a tx only vector halve the interrupt rate */
 		if (q_vector->txr_count && !q_vector->rxr_count)
-			q_vector->eitr = (adapter->eitr_param >> 1);
+			/* tx only */
+			q_vector->eitr = adapter->tx_eitr_param;
 		else if (q_vector->rxr_count)
-			/* rx only */
-			q_vector->eitr = adapter->eitr_param;
+			/* rx or mixed */
+			q_vector->eitr = adapter->rx_eitr_param;
 
 		ixgbe_write_eitr(q_vector);
 	}
@@ -1359,7 +1418,7 @@ static int ixgbe_clean_rxonly(struct napi_struct *napi, int budget)
 	/* If all Rx work done, exit the polling mode */
 	if (work_done < budget) {
 		napi_complete(napi);
-		if (adapter->itr_setting & 1)
+		if (adapter->rx_itr_setting & 1)
 			ixgbe_set_itr_msix(q_vector);
 		if (!test_bit(__IXGBE_DOWN, &adapter->state))
 			ixgbe_irq_enable_queues(adapter,
@@ -1420,7 +1479,7 @@ static int ixgbe_clean_rxtx_many(struct napi_struct *napi, int budget)
 	/* If all Rx work done, exit the polling mode */
 	if (work_done < budget) {
 		napi_complete(napi);
-		if (adapter->itr_setting & 1)
+		if (adapter->rx_itr_setting & 1)
 			ixgbe_set_itr_msix(q_vector);
 		if (!test_bit(__IXGBE_DOWN, &adapter->state))
 			ixgbe_irq_enable_queues(adapter,
@@ -1458,10 +1517,10 @@ static int ixgbe_clean_txonly(struct napi_struct *napi, int budget)
 	if (!ixgbe_clean_tx_irq(q_vector, tx_ring))
 		work_done = budget;
 
-	/* If all Rx work done, exit the polling mode */
+	/* If all Tx work done, exit the polling mode */
 	if (work_done < budget) {
 		napi_complete(napi);
-		if (adapter->itr_setting & 1)
+		if (adapter->tx_itr_setting & 1)
 			ixgbe_set_itr_msix(q_vector);
 		if (!test_bit(__IXGBE_DOWN, &adapter->state))
 			ixgbe_irq_enable_queues(adapter, ((u64)1 << q_vector->v_idx));
@@ -1848,7 +1907,7 @@ static void ixgbe_configure_msi_and_legacy(struct ixgbe_adapter *adapter)
 	struct ixgbe_hw *hw = &adapter->hw;
 
 	IXGBE_WRITE_REG(hw, IXGBE_EITR(0),
-	                EITR_INTS_PER_SEC_TO_REG(adapter->eitr_param));
+	                EITR_INTS_PER_SEC_TO_REG(adapter->rx_eitr_param));
 
 	ixgbe_set_ivar(adapter, 0, 0, 0);
 	ixgbe_set_ivar(adapter, 1, 0, 0);
@@ -1885,18 +1944,49 @@ static void ixgbe_configure_tx(struct ixgbe_adapter *adapter)
 		IXGBE_WRITE_REG(hw, IXGBE_TDT(j), 0);
 		adapter->tx_ring[i].head = IXGBE_TDH(j);
 		adapter->tx_ring[i].tail = IXGBE_TDT(j);
-		/* Disable Tx Head Writeback RO bit, since this hoses
+		/*
+		 * Disable Tx Head Writeback RO bit, since this hoses
 		 * bookkeeping if things aren't delivered in order.
 		 */
-		txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(j));
+		switch (hw->mac.type) {
+		case ixgbe_mac_82598EB:
+			txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL(j));
+			break;
+		case ixgbe_mac_82599EB:
+		default:
+			txctrl = IXGBE_READ_REG(hw, IXGBE_DCA_TXCTRL_82599(j));
+			break;
+		}
 		txctrl &= ~IXGBE_DCA_TXCTRL_TX_WB_RO_EN;
-		IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(j), txctrl);
+		switch (hw->mac.type) {
+		case ixgbe_mac_82598EB:
+			IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL(j), txctrl);
+			break;
+		case ixgbe_mac_82599EB:
+		default:
+			IXGBE_WRITE_REG(hw, IXGBE_DCA_TXCTRL_82599(j), txctrl);
+			break;
+		}
 	}
+
 	if (hw->mac.type == ixgbe_mac_82599EB) {
+		u32 rttdcs;
+
+		/* disable the arbiter while setting MTQC */
+		rttdcs = IXGBE_READ_REG(hw, IXGBE_RTTDCS);
+		rttdcs |= IXGBE_RTTDCS_ARBDIS;
+		IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs);
+
 		/* We enable 8 traffic classes, DCB only */
 		if (adapter->flags & IXGBE_FLAG_DCB_ENABLED)
 			IXGBE_WRITE_REG(hw, IXGBE_MTQC, (IXGBE_MTQC_RT_ENA |
 			                IXGBE_MTQC_8TC_8TQ));
+		else
+			IXGBE_WRITE_REG(hw, IXGBE_MTQC, IXGBE_MTQC_64Q_1PB);
+
+		/* re-eable the arbiter */
+		rttdcs &= ~IXGBE_RTTDCS_ARBDIS;
+		IXGBE_WRITE_REG(hw, IXGBE_RTTDCS, rttdcs);
 	}
 }
 
@@ -1970,6 +2060,50 @@ static u32 ixgbe_setup_mrqc(struct ixgbe_adapter *adapter)
 }
 
 /**
+ * ixgbe_configure_rscctl - enable RSC for the indicated ring
+ * @adapter:    address of board private structure
+ * @index:      index of ring to set
+ * @rx_buf_len: rx buffer length
+ **/
+static void ixgbe_configure_rscctl(struct ixgbe_adapter *adapter, int index,
+                                   int rx_buf_len)
+{
+	struct ixgbe_ring *rx_ring;
+	struct ixgbe_hw *hw = &adapter->hw;
+	int j;
+	u32 rscctrl;
+
+	rx_ring = &adapter->rx_ring[index];
+	j = rx_ring->reg_idx;
+	rscctrl = IXGBE_READ_REG(hw, IXGBE_RSCCTL(j));
+	rscctrl |= IXGBE_RSCCTL_RSCEN;
+	/*
+	 * we must limit the number of descriptors so that the
+	 * total size of max desc * buf_len is not greater
+	 * than 65535
+	 */
+	if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
+#if (MAX_SKB_FRAGS > 16)
+		rscctrl |= IXGBE_RSCCTL_MAXDESC_16;
+#elif (MAX_SKB_FRAGS > 8)
+		rscctrl |= IXGBE_RSCCTL_MAXDESC_8;
+#elif (MAX_SKB_FRAGS > 4)
+		rscctrl |= IXGBE_RSCCTL_MAXDESC_4;
+#else
+		rscctrl |= IXGBE_RSCCTL_MAXDESC_1;
+#endif
+	} else {
+		if (rx_buf_len < IXGBE_RXBUFFER_4096)
+			rscctrl |= IXGBE_RSCCTL_MAXDESC_16;
+		else if (rx_buf_len < IXGBE_RXBUFFER_8192)
+			rscctrl |= IXGBE_RSCCTL_MAXDESC_8;
+		else
+			rscctrl |= IXGBE_RSCCTL_MAXDESC_4;
+	}
+	IXGBE_WRITE_REG(hw, IXGBE_RSCCTL(j), rscctrl);
+}
+
+/**
  * ixgbe_configure_rx - Configure 8259x Receive Unit after Reset
  * @adapter: board private structure
  *
@@ -1990,7 +2124,6 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 	u32 fctrl, hlreg0;
 	u32 reta = 0, mrqc = 0;
 	u32 rdrxctl;
-	u32 rscctrl;
 	int rx_buf_len;
 
 	/* Decide whether to use packet split mode or not */
@@ -2148,36 +2281,9 @@ static void ixgbe_configure_rx(struct ixgbe_adapter *adapter)
 
 	if (adapter->flags2 & IXGBE_FLAG2_RSC_ENABLED) {
 		/* Enable 82599 HW-RSC */
-		for (i = 0; i < adapter->num_rx_queues; i++) {
-			rx_ring = &adapter->rx_ring[i];
-			j = rx_ring->reg_idx;
-			rscctrl = IXGBE_READ_REG(hw, IXGBE_RSCCTL(j));
-			rscctrl |= IXGBE_RSCCTL_RSCEN;
-			/*
-			 * we must limit the number of descriptors so that the
-			 * total size of max desc * buf_len is not greater
-			 * than 65535
-			 */
-			if (rx_ring->flags & IXGBE_RING_RX_PS_ENABLED) {
-#if (MAX_SKB_FRAGS > 16)
-				rscctrl |= IXGBE_RSCCTL_MAXDESC_16;
-#elif (MAX_SKB_FRAGS > 8)
-				rscctrl |= IXGBE_RSCCTL_MAXDESC_8;
-#elif (MAX_SKB_FRAGS > 4)
-				rscctrl |= IXGBE_RSCCTL_MAXDESC_4;
-#else
-				rscctrl |= IXGBE_RSCCTL_MAXDESC_1;
-#endif
-			} else {
-				if (rx_buf_len < IXGBE_RXBUFFER_4096)
-					rscctrl |= IXGBE_RSCCTL_MAXDESC_16;
-				else if (rx_buf_len < IXGBE_RXBUFFER_8192)
-					rscctrl |= IXGBE_RSCCTL_MAXDESC_8;
-				else
-					rscctrl |= IXGBE_RSCCTL_MAXDESC_4;
-			}
-			IXGBE_WRITE_REG(hw, IXGBE_RSCCTL(j), rscctrl);
-		}
+		for (i = 0; i < adapter->num_rx_queues; i++)
+			ixgbe_configure_rscctl(adapter, i, rx_buf_len);
+
 		/* Disable RSC for ACK packets */
 		IXGBE_WRITE_REG(hw, IXGBE_RSCDBU,
 		   (IXGBE_RSCDBU_RSCACKDIS | IXGBE_READ_REG(hw, IXGBE_RSCDBU)));
@@ -2434,7 +2540,10 @@ static void ixgbe_configure(struct ixgbe_adapter *adapter)
 	ixgbe_restore_vlan(adapter);
 #ifdef CONFIG_IXGBE_DCB
 	if (adapter->flags & IXGBE_FLAG_DCB_ENABLED) {
-		netif_set_gso_max_size(netdev, 32768);
+		if (hw->mac.type == ixgbe_mac_82598EB)
+			netif_set_gso_max_size(netdev, 32768);
+		else
+			netif_set_gso_max_size(netdev, 65536);
 		ixgbe_configure_dcb(adapter);
 	} else {
 		netif_set_gso_max_size(netdev, 65536);
@@ -2926,6 +3035,8 @@ void ixgbe_down(struct ixgbe_adapter *adapter)
 
 	ixgbe_napi_disable_all(adapter);
 
+	clear_bit(__IXGBE_SFP_MODULE_NOT_FOUND, &adapter->state);
+	del_timer_sync(&adapter->sfp_timer);
 	del_timer_sync(&adapter->watchdog_timer);
 	cancel_work_sync(&adapter->watchdog_task);
 
@@ -2989,7 +3100,7 @@ static int ixgbe_poll(struct napi_struct *napi, int budget)
 	/* If budget not fully consumed, exit the polling mode */
 	if (work_done < budget) {
 		napi_complete(napi);
-		if (adapter->itr_setting & 1)
+		if (adapter->rx_itr_setting & 1)
 			ixgbe_set_itr(adapter);
 		if (!test_bit(__IXGBE_DOWN, &adapter->state))
 			ixgbe_irq_enable_queues(adapter, IXGBE_EIMS_RTX_QUEUE);
@@ -3599,7 +3710,10 @@ static int ixgbe_alloc_q_vectors(struct ixgbe_adapter *adapter)
 		if (!q_vector)
 			goto err_out;
 		q_vector->adapter = adapter;
-		q_vector->eitr = adapter->eitr_param;
+		if (q_vector->txr_count && !q_vector->rxr_count)
+			q_vector->eitr = adapter->tx_eitr_param;
+		else
+			q_vector->eitr = adapter->rx_eitr_param;
 		q_vector->v_idx = q_idx;
 		netif_napi_add(adapter->netdev, &q_vector->napi, (*poll), 64);
 		adapter->q_vector[q_idx] = q_vector;
@@ -3868,8 +3982,10 @@ static int __devinit ixgbe_sw_init(struct ixgbe_adapter *adapter)
 	hw->fc.disable_fc_autoneg = false;
 
 	/* enable itr by default in dynamic mode */
-	adapter->itr_setting = 1;
-	adapter->eitr_param = 20000;
+	adapter->rx_itr_setting = 1;
+	adapter->rx_eitr_param = 20000;
+	adapter->tx_itr_setting = 1;
+	adapter->tx_eitr_param = 10000;
 
 	/* set defaults for eitr in MegaBytes */
 	adapter->eitr_low = 10;
@@ -4409,10 +4525,13 @@ void ixgbe_update_stats(struct ixgbe_adapter *adapter)
 
 	/* 82598 hardware only has a 32 bit counter in the high register */
 	if (hw->mac.type == ixgbe_mac_82599EB) {
+		u64 tmp;
 		adapter->stats.gorc += IXGBE_READ_REG(hw, IXGBE_GORCL);
-		IXGBE_READ_REG(hw, IXGBE_GORCH); /* to clear */
+		tmp = IXGBE_READ_REG(hw, IXGBE_GORCH) & 0xF; /* 4 high bits of GORC */
+		adapter->stats.gorc += (tmp << 32);
 		adapter->stats.gotc += IXGBE_READ_REG(hw, IXGBE_GOTCL);
-		IXGBE_READ_REG(hw, IXGBE_GOTCH); /* to clear */
+		tmp = IXGBE_READ_REG(hw, IXGBE_GOTCH) & 0xF; /* 4 high bits of GOTC */
+		adapter->stats.gotc += (tmp << 32);
 		adapter->stats.tor += IXGBE_READ_REG(hw, IXGBE_TORL);
 		IXGBE_READ_REG(hw, IXGBE_TORH); /* to clear */
 		adapter->stats.lxonrxc += IXGBE_READ_REG(hw, IXGBE_LXONRXCNT);
@@ -5048,7 +5167,6 @@ static void ixgbe_atr(struct ixgbe_adapter *adapter, struct sk_buff *skb,
 	/* Right now, we support IPv4 only */
 	struct ixgbe_atr_input atr_input;
 	struct tcphdr *th;
-	struct udphdr *uh;
 	struct iphdr *iph = ip_hdr(skb);
 	struct ethhdr *eth = (struct ethhdr *)skb->data;
 	u16 vlan_id, src_port, dst_port, flex_bytes;
@@ -5062,12 +5180,6 @@ static void ixgbe_atr(struct ixgbe_adapter *adapter, struct sk_buff *skb,
 		dst_port = th->dest;
 		l4type |= IXGBE_ATR_L4TYPE_TCP;
 		/* l4type IPv4 type is 0, no need to assign */
-	} else if(iph->protocol == IPPROTO_UDP) {
-		uh = udp_hdr(skb);
-		src_port = uh->source;
-		dst_port = uh->dest;
-		l4type |= IXGBE_ATR_L4TYPE_UDP;
-		/* l4type IPv4 type is 0, no need to assign */
 	} else {
 		/* Unsupported L4 header, just bail here */
 		return;
@@ -5471,12 +5583,7 @@ static int __devinit ixgbe_probe(struct pci_dev *pdev,
 		goto err_pci_reg;
 	}
 
-	err = pci_enable_pcie_error_reporting(pdev);
-	if (err) {
-		dev_err(&pdev->dev, "pci_enable_pcie_error_reporting failed "
-		                    "0x%x\n", err);
-		/* non-fatal, continue */
-	}
+	pci_enable_pcie_error_reporting(pdev);
 
 	pci_set_master(pdev);
 	pci_save_state(pdev);
@@ -5785,7 +5892,6 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
 {
 	struct net_device *netdev = pci_get_drvdata(pdev);
 	struct ixgbe_adapter *adapter = netdev_priv(netdev);
-	int err;
 
 	set_bit(__IXGBE_DOWN, &adapter->state);
 	/* clear the module not found bit to make sure the worker won't
@@ -5836,10 +5942,7 @@ static void __devexit ixgbe_remove(struct pci_dev *pdev)
 
 	free_netdev(netdev);
 
-	err = pci_disable_pcie_error_reporting(pdev);
-	if (err)
-		dev_err(&pdev->dev,
-		        "pci_disable_pcie_error_reporting failed 0x%x\n", err);
+	pci_disable_pcie_error_reporting(pdev);
 
 	pci_disable_device(pdev);
 }
@@ -5891,6 +5994,7 @@ static pci_ers_result_t ixgbe_io_slot_reset(struct pci_dev *pdev)
 	} else {
 		pci_set_master(pdev);
 		pci_restore_state(pdev);
+		pci_save_state(pdev);
 
 		pci_wake_from_d3(pdev, false);
 
diff --git a/drivers/net/ixgbe/ixgbe_type.h b/drivers/net/ixgbe/ixgbe_type.h
index 8761d7899f7d..ef4bdd58e016 100644
--- a/drivers/net/ixgbe/ixgbe_type.h
+++ b/drivers/net/ixgbe/ixgbe_type.h
@@ -49,9 +49,11 @@
 #define IXGBE_DEV_ID_82598_SR_DUAL_PORT_EM      0x10E1
 #define IXGBE_DEV_ID_82598EB_XF_LR       0x10F4
 #define IXGBE_DEV_ID_82599_KX4           0x10F7
+#define IXGBE_DEV_ID_82599_KX4_MEZZ      0x1514
 #define IXGBE_DEV_ID_82599_CX4           0x10F9
 #define IXGBE_DEV_ID_82599_SFP           0x10FB
 #define IXGBE_DEV_ID_82599_XAUI_LOM      0x10FC
+#define IXGBE_DEV_ID_82599_COMBO_BACKPLANE 0x10F8
 
 /* General Registers */
 #define IXGBE_CTRL      0x00000
@@ -1336,6 +1338,8 @@
 #define IXGBE_AUTOC_KX4_SUPP    0x80000000
 #define IXGBE_AUTOC_KX_SUPP     0x40000000
 #define IXGBE_AUTOC_PAUSE       0x30000000
+#define IXGBE_AUTOC_ASM_PAUSE   0x20000000
+#define IXGBE_AUTOC_SYM_PAUSE   0x10000000
 #define IXGBE_AUTOC_RF          0x08000000
 #define IXGBE_AUTOC_PD_TMR      0x06000000
 #define IXGBE_AUTOC_AN_RX_LOOSE 0x01000000
@@ -1404,6 +1408,8 @@
 #define IXGBE_LINK_UP_TIME      90 /* 9.0 Seconds */
 #define IXGBE_AUTO_NEG_TIME     45 /* 4.5 Seconds */
 
+#define IXGBE_LINKS2_AN_SUPPORTED   0x00000040
+
 /* PCS1GLSTA Bit Masks */
 #define IXGBE_PCS1GLSTA_LINK_OK         1
 #define IXGBE_PCS1GLSTA_SYNK_OK         0x10
@@ -1424,6 +1430,11 @@
 #define IXGBE_PCS1GLCTL_AN_ENABLE       0x10000
 #define IXGBE_PCS1GLCTL_AN_RESTART      0x20000
 
+/* ANLP1 Bit Masks */
+#define IXGBE_ANLP1_PAUSE               0x0C00
+#define IXGBE_ANLP1_SYM_PAUSE           0x0400
+#define IXGBE_ANLP1_ASM_PAUSE           0x0800
+
 /* SW Semaphore Register bitmasks */
 #define IXGBE_SWSM_SMBI 0x00000001 /* Driver Semaphore bit */
 #define IXGBE_SWSM_SWESMBI 0x00000002 /* FW Semaphore bit */
diff --git a/drivers/net/ixp2000/enp2611.c b/drivers/net/ixp2000/enp2611.c
index b02a981c87a8..34a6cfd17930 100644
--- a/drivers/net/ixp2000/enp2611.c
+++ b/drivers/net/ixp2000/enp2611.c
@@ -119,24 +119,9 @@ static struct ixp2400_msf_parameters enp2611_msf_parameters =
 	}
 };
 
-struct enp2611_ixpdev_priv
-{
-	struct ixpdev_priv		ixpdev_priv;
-	struct net_device_stats		stats;
-};
-
 static struct net_device *nds[3];
 static struct timer_list link_check_timer;
 
-static struct net_device_stats *enp2611_get_stats(struct net_device *dev)
-{
-	struct enp2611_ixpdev_priv *ip = netdev_priv(dev);
-
-	pm3386_get_stats(ip->ixpdev_priv.channel, &(ip->stats));
-
-	return &(ip->stats);
-}
-
 /* @@@ Poll the SFP moddef0 line too.  */
 /* @@@ Try to use the pm3386 DOOL interrupt as well.  */
 static void enp2611_check_link_status(unsigned long __dummy)
@@ -203,14 +188,13 @@ static int __init enp2611_init_module(void)
 
 	ports = pm3386_port_count();
 	for (i = 0; i < ports; i++) {
-		nds[i] = ixpdev_alloc(i, sizeof(struct enp2611_ixpdev_priv));
+		nds[i] = ixpdev_alloc(i, sizeof(struct ixpdev_priv));
 		if (nds[i] == NULL) {
 			while (--i >= 0)
 				free_netdev(nds[i]);
 			return -ENOMEM;
 		}
 
-		nds[i]->get_stats = enp2611_get_stats;
 		pm3386_init_port(i);
 		pm3386_get_mac(i, nds[i]->dev_addr);
 	}
diff --git a/drivers/net/ixp2000/ixpdev.c b/drivers/net/ixp2000/ixpdev.c
index 127243461a51..9aee0cc922c9 100644
--- a/drivers/net/ixp2000/ixpdev.c
+++ b/drivers/net/ixp2000/ixpdev.c
@@ -21,6 +21,7 @@
 #include "ixp2400_tx.ucode"
 #include "ixpdev_priv.h"
 #include "ixpdev.h"
+#include "pm3386.h"
 
 #define DRV_MODULE_VERSION	"0.2"
 
@@ -271,6 +272,15 @@ static int ixpdev_close(struct net_device *dev)
 	return 0;
 }
 
+static struct net_device_stats *ixpdev_get_stats(struct net_device *dev)
+{
+	struct ixpdev_priv *ip = netdev_priv(dev);
+
+	pm3386_get_stats(ip->channel, &(dev->stats));
+
+	return &(dev->stats);
+}
+
 static const struct net_device_ops ixpdev_netdev_ops = {
 	.ndo_open		= ixpdev_open,
 	.ndo_stop		= ixpdev_close,
@@ -278,6 +288,7 @@ static const struct net_device_ops ixpdev_netdev_ops = {
 	.ndo_change_mtu		= eth_change_mtu,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_set_mac_address	= eth_mac_addr,
+	.ndo_get_stats		= ixpdev_get_stats,
 #ifdef CONFIG_NET_POLL_CONTROLLER
 	.ndo_poll_controller	= ixpdev_poll_controller,
 #endif
diff --git a/drivers/net/ks8851.c b/drivers/net/ks8851.c
index 547ac7c7479c..a23f739d222f 100644
--- a/drivers/net/ks8851.c
+++ b/drivers/net/ks8851.c
@@ -171,6 +171,36 @@ static void ks8851_wrreg16(struct ks8851_net *ks, unsigned reg, unsigned val)
 }
 
 /**
+ * ks8851_wrreg8 - write 8bit register value to chip
+ * @ks: The chip state
+ * @reg: The register address
+ * @val: The value to write
+ *
+ * Issue a write to put the value @val into the register specified in @reg.
+ */
+static void ks8851_wrreg8(struct ks8851_net *ks, unsigned reg, unsigned val)
+{
+	struct spi_transfer *xfer = &ks->spi_xfer1;
+	struct spi_message *msg = &ks->spi_msg1;
+	__le16 txb[2];
+	int ret;
+	int bit;
+
+	bit = 1 << (reg & 3);
+
+	txb[0] = cpu_to_le16(MK_OP(bit, reg) | KS_SPIOP_WR);
+	txb[1] = val;
+
+	xfer->tx_buf = txb;
+	xfer->rx_buf = NULL;
+	xfer->len = 3;
+
+	ret = spi_sync(ks->spidev, msg);
+	if (ret < 0)
+		ks_err(ks, "spi_sync() failed\n");
+}
+
+/**
  * ks8851_rx_1msg - select whether to use one or two messages for spi read
  * @ks: The device structure
  *
@@ -322,13 +352,12 @@ static void ks8851_soft_reset(struct ks8851_net *ks, unsigned op)
 static int ks8851_write_mac_addr(struct net_device *dev)
 {
 	struct ks8851_net *ks = netdev_priv(dev);
-	u16 *mcp = (u16 *)dev->dev_addr;
+	int i;
 
 	mutex_lock(&ks->lock);
 
-	ks8851_wrreg16(ks, KS_MARL, mcp[0]);
-	ks8851_wrreg16(ks, KS_MARM, mcp[1]);
-	ks8851_wrreg16(ks, KS_MARH, mcp[2]);
+	for (i = 0; i < ETH_ALEN; i++)
+		ks8851_wrreg8(ks, KS_MAR(i), dev->dev_addr[i]);
 
 	mutex_unlock(&ks->lock);
 
@@ -951,7 +980,7 @@ static void ks8851_set_rx_mode(struct net_device *dev)
 			mcptr = mcptr->next;
 		}
 
-		rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXAE | RXCR1_RXPAFMA;
+		rxctrl.rxcr1 = RXCR1_RXME | RXCR1_RXPAFMA;
 	} else {
 		/* just accept broadcast / unicast */
 		rxctrl.rxcr1 = RXCR1_RXPAFMA;
@@ -1239,6 +1268,9 @@ static int __devinit ks8851_probe(struct spi_device *spi)
 	ndev->netdev_ops = &ks8851_netdev_ops;
 	ndev->irq = spi->irq;
 
+	/* issue a global soft reset to reset the device. */
+	ks8851_soft_reset(ks, GRR_GSR);
+
 	/* simple check for a valid chip being connected to the bus */
 
 	if ((ks8851_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {
@@ -1321,3 +1353,4 @@ MODULE_LICENSE("GPL");
 
 module_param_named(message, msg_enable, int, 0);
 MODULE_PARM_DESC(message, "Message verbosity level (0=none, 31=all)");
+MODULE_ALIAS("spi:ks8851");
diff --git a/drivers/net/ks8851.h b/drivers/net/ks8851.h
index 85abe147afbf..f52c312cc356 100644
--- a/drivers/net/ks8851.h
+++ b/drivers/net/ks8851.h
@@ -16,6 +16,7 @@
 #define CCR_32PIN				(1 << 0)
 
 /* MAC address registers */
+#define KS_MAR(_m)				0x15 - (_m)
 #define KS_MARL					0x10
 #define KS_MARM					0x12
 #define KS_MARH					0x14
diff --git a/drivers/net/ks8851_mll.c b/drivers/net/ks8851_mll.c
new file mode 100644
index 000000000000..c146304d8d6c
--- /dev/null
+++ b/drivers/net/ks8851_mll.c
@@ -0,0 +1,1691 @@
+/**
+ * drivers/net/ks8851_mll.c
+ * Copyright (c) 2009 Micrel Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+/**
+ * Supports:
+ * KS8851 16bit MLL chip from Micrel Inc.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/cache.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+
+#define	DRV_NAME	"ks8851_mll"
+
+static u8 KS_DEFAULT_MAC_ADDRESS[] = { 0x00, 0x10, 0xA1, 0x86, 0x95, 0x11 };
+#define MAX_RECV_FRAMES			32
+#define MAX_BUF_SIZE			2048
+#define TX_BUF_SIZE			2000
+#define RX_BUF_SIZE			2000
+
+#define KS_CCR				0x08
+#define CCR_EEPROM			(1 << 9)
+#define CCR_SPI				(1 << 8)
+#define CCR_8BIT			(1 << 7)
+#define CCR_16BIT			(1 << 6)
+#define CCR_32BIT			(1 << 5)
+#define CCR_SHARED			(1 << 4)
+#define CCR_32PIN			(1 << 0)
+
+/* MAC address registers */
+#define KS_MARL				0x10
+#define KS_MARM				0x12
+#define KS_MARH				0x14
+
+#define KS_OBCR				0x20
+#define OBCR_ODS_16MA			(1 << 6)
+
+#define KS_EEPCR			0x22
+#define EEPCR_EESA			(1 << 4)
+#define EEPCR_EESB			(1 << 3)
+#define EEPCR_EEDO			(1 << 2)
+#define EEPCR_EESCK			(1 << 1)
+#define EEPCR_EECS			(1 << 0)
+
+#define KS_MBIR				0x24
+#define MBIR_TXMBF			(1 << 12)
+#define MBIR_TXMBFA			(1 << 11)
+#define MBIR_RXMBF			(1 << 4)
+#define MBIR_RXMBFA			(1 << 3)
+
+#define KS_GRR				0x26
+#define GRR_QMU				(1 << 1)
+#define GRR_GSR				(1 << 0)
+
+#define KS_WFCR				0x2A
+#define WFCR_MPRXE			(1 << 7)
+#define WFCR_WF3E			(1 << 3)
+#define WFCR_WF2E			(1 << 2)
+#define WFCR_WF1E			(1 << 1)
+#define WFCR_WF0E			(1 << 0)
+
+#define KS_WF0CRC0			0x30
+#define KS_WF0CRC1			0x32
+#define KS_WF0BM0			0x34
+#define KS_WF0BM1			0x36
+#define KS_WF0BM2			0x38
+#define KS_WF0BM3			0x3A
+
+#define KS_WF1CRC0			0x40
+#define KS_WF1CRC1			0x42
+#define KS_WF1BM0			0x44
+#define KS_WF1BM1			0x46
+#define KS_WF1BM2			0x48
+#define KS_WF1BM3			0x4A
+
+#define KS_WF2CRC0			0x50
+#define KS_WF2CRC1			0x52
+#define KS_WF2BM0			0x54
+#define KS_WF2BM1			0x56
+#define KS_WF2BM2			0x58
+#define KS_WF2BM3			0x5A
+
+#define KS_WF3CRC0			0x60
+#define KS_WF3CRC1			0x62
+#define KS_WF3BM0			0x64
+#define KS_WF3BM1			0x66
+#define KS_WF3BM2			0x68
+#define KS_WF3BM3			0x6A
+
+#define KS_TXCR				0x70
+#define TXCR_TCGICMP			(1 << 8)
+#define TXCR_TCGUDP			(1 << 7)
+#define TXCR_TCGTCP			(1 << 6)
+#define TXCR_TCGIP			(1 << 5)
+#define TXCR_FTXQ			(1 << 4)
+#define TXCR_TXFCE			(1 << 3)
+#define TXCR_TXPE			(1 << 2)
+#define TXCR_TXCRC			(1 << 1)
+#define TXCR_TXE			(1 << 0)
+
+#define KS_TXSR				0x72
+#define TXSR_TXLC			(1 << 13)
+#define TXSR_TXMC			(1 << 12)
+#define TXSR_TXFID_MASK			(0x3f << 0)
+#define TXSR_TXFID_SHIFT		(0)
+#define TXSR_TXFID_GET(_v)		(((_v) >> 0) & 0x3f)
+
+
+#define KS_RXCR1			0x74
+#define RXCR1_FRXQ			(1 << 15)
+#define RXCR1_RXUDPFCC			(1 << 14)
+#define RXCR1_RXTCPFCC			(1 << 13)
+#define RXCR1_RXIPFCC			(1 << 12)
+#define RXCR1_RXPAFMA			(1 << 11)
+#define RXCR1_RXFCE			(1 << 10)
+#define RXCR1_RXEFE			(1 << 9)
+#define RXCR1_RXMAFMA			(1 << 8)
+#define RXCR1_RXBE			(1 << 7)
+#define RXCR1_RXME			(1 << 6)
+#define RXCR1_RXUE			(1 << 5)
+#define RXCR1_RXAE			(1 << 4)
+#define RXCR1_RXINVF			(1 << 1)
+#define RXCR1_RXE			(1 << 0)
+#define RXCR1_FILTER_MASK    		(RXCR1_RXINVF | RXCR1_RXAE | \
+					 RXCR1_RXMAFMA | RXCR1_RXPAFMA)
+
+#define KS_RXCR2			0x76
+#define RXCR2_SRDBL_MASK		(0x7 << 5)
+#define RXCR2_SRDBL_SHIFT		(5)
+#define RXCR2_SRDBL_4B			(0x0 << 5)
+#define RXCR2_SRDBL_8B			(0x1 << 5)
+#define RXCR2_SRDBL_16B			(0x2 << 5)
+#define RXCR2_SRDBL_32B			(0x3 << 5)
+/* #define RXCR2_SRDBL_FRAME		(0x4 << 5) */
+#define RXCR2_IUFFP			(1 << 4)
+#define RXCR2_RXIUFCEZ			(1 << 3)
+#define RXCR2_UDPLFE			(1 << 2)
+#define RXCR2_RXICMPFCC			(1 << 1)
+#define RXCR2_RXSAF			(1 << 0)
+
+#define KS_TXMIR			0x78
+
+#define KS_RXFHSR			0x7C
+#define RXFSHR_RXFV			(1 << 15)
+#define RXFSHR_RXICMPFCS		(1 << 13)
+#define RXFSHR_RXIPFCS			(1 << 12)
+#define RXFSHR_RXTCPFCS			(1 << 11)
+#define RXFSHR_RXUDPFCS			(1 << 10)
+#define RXFSHR_RXBF			(1 << 7)
+#define RXFSHR_RXMF			(1 << 6)
+#define RXFSHR_RXUF			(1 << 5)
+#define RXFSHR_RXMR			(1 << 4)
+#define RXFSHR_RXFT			(1 << 3)
+#define RXFSHR_RXFTL			(1 << 2)
+#define RXFSHR_RXRF			(1 << 1)
+#define RXFSHR_RXCE			(1 << 0)
+#define	RXFSHR_ERR			(RXFSHR_RXCE | RXFSHR_RXRF |\
+					RXFSHR_RXFTL | RXFSHR_RXMR |\
+					RXFSHR_RXICMPFCS | RXFSHR_RXIPFCS |\
+					RXFSHR_RXTCPFCS)
+#define KS_RXFHBCR			0x7E
+#define RXFHBCR_CNT_MASK		0x0FFF
+
+#define KS_TXQCR			0x80
+#define TXQCR_AETFE			(1 << 2)
+#define TXQCR_TXQMAM			(1 << 1)
+#define TXQCR_METFE			(1 << 0)
+
+#define KS_RXQCR			0x82
+#define RXQCR_RXDTTS			(1 << 12)
+#define RXQCR_RXDBCTS			(1 << 11)
+#define RXQCR_RXFCTS			(1 << 10)
+#define RXQCR_RXIPHTOE			(1 << 9)
+#define RXQCR_RXDTTE			(1 << 7)
+#define RXQCR_RXDBCTE			(1 << 6)
+#define RXQCR_RXFCTE			(1 << 5)
+#define RXQCR_ADRFE			(1 << 4)
+#define RXQCR_SDA			(1 << 3)
+#define RXQCR_RRXEF			(1 << 0)
+#define RXQCR_CMD_CNTL                	(RXQCR_RXFCTE|RXQCR_ADRFE)
+
+#define KS_TXFDPR			0x84
+#define TXFDPR_TXFPAI			(1 << 14)
+#define TXFDPR_TXFP_MASK		(0x7ff << 0)
+#define TXFDPR_TXFP_SHIFT		(0)
+
+#define KS_RXFDPR			0x86
+#define RXFDPR_RXFPAI			(1 << 14)
+
+#define KS_RXDTTR			0x8C
+#define KS_RXDBCTR			0x8E
+
+#define KS_IER				0x90
+#define KS_ISR				0x92
+#define IRQ_LCI				(1 << 15)
+#define IRQ_TXI				(1 << 14)
+#define IRQ_RXI				(1 << 13)
+#define IRQ_RXOI			(1 << 11)
+#define IRQ_TXPSI			(1 << 9)
+#define IRQ_RXPSI			(1 << 8)
+#define IRQ_TXSAI			(1 << 6)
+#define IRQ_RXWFDI			(1 << 5)
+#define IRQ_RXMPDI			(1 << 4)
+#define IRQ_LDI				(1 << 3)
+#define IRQ_EDI				(1 << 2)
+#define IRQ_SPIBEI			(1 << 1)
+#define IRQ_DEDI			(1 << 0)
+
+#define KS_RXFCTR			0x9C
+#define RXFCTR_THRESHOLD_MASK     	0x00FF
+
+#define KS_RXFC				0x9D
+#define RXFCTR_RXFC_MASK		(0xff << 8)
+#define RXFCTR_RXFC_SHIFT		(8)
+#define RXFCTR_RXFC_GET(_v)		(((_v) >> 8) & 0xff)
+#define RXFCTR_RXFCT_MASK		(0xff << 0)
+#define RXFCTR_RXFCT_SHIFT		(0)
+
+#define KS_TXNTFSR			0x9E
+
+#define KS_MAHTR0			0xA0
+#define KS_MAHTR1			0xA2
+#define KS_MAHTR2			0xA4
+#define KS_MAHTR3			0xA6
+
+#define KS_FCLWR			0xB0
+#define KS_FCHWR			0xB2
+#define KS_FCOWR			0xB4
+
+#define KS_CIDER			0xC0
+#define CIDER_ID			0x8870
+#define CIDER_REV_MASK			(0x7 << 1)
+#define CIDER_REV_SHIFT			(1)
+#define CIDER_REV_GET(_v)		(((_v) >> 1) & 0x7)
+
+#define KS_CGCR				0xC6
+#define KS_IACR				0xC8
+#define IACR_RDEN			(1 << 12)
+#define IACR_TSEL_MASK			(0x3 << 10)
+#define IACR_TSEL_SHIFT			(10)
+#define IACR_TSEL_MIB			(0x3 << 10)
+#define IACR_ADDR_MASK			(0x1f << 0)
+#define IACR_ADDR_SHIFT			(0)
+
+#define KS_IADLR			0xD0
+#define KS_IAHDR			0xD2
+
+#define KS_PMECR			0xD4
+#define PMECR_PME_DELAY			(1 << 14)
+#define PMECR_PME_POL			(1 << 12)
+#define PMECR_WOL_WAKEUP		(1 << 11)
+#define PMECR_WOL_MAGICPKT		(1 << 10)
+#define PMECR_WOL_LINKUP		(1 << 9)
+#define PMECR_WOL_ENERGY		(1 << 8)
+#define PMECR_AUTO_WAKE_EN		(1 << 7)
+#define PMECR_WAKEUP_NORMAL		(1 << 6)
+#define PMECR_WKEVT_MASK		(0xf << 2)
+#define PMECR_WKEVT_SHIFT		(2)
+#define PMECR_WKEVT_GET(_v)		(((_v) >> 2) & 0xf)
+#define PMECR_WKEVT_ENERGY		(0x1 << 2)
+#define PMECR_WKEVT_LINK		(0x2 << 2)
+#define PMECR_WKEVT_MAGICPKT		(0x4 << 2)
+#define PMECR_WKEVT_FRAME		(0x8 << 2)
+#define PMECR_PM_MASK			(0x3 << 0)
+#define PMECR_PM_SHIFT			(0)
+#define PMECR_PM_NORMAL			(0x0 << 0)
+#define PMECR_PM_ENERGY			(0x1 << 0)
+#define PMECR_PM_SOFTDOWN		(0x2 << 0)
+#define PMECR_PM_POWERSAVE		(0x3 << 0)
+
+/* Standard MII PHY data */
+#define KS_P1MBCR			0xE4
+#define P1MBCR_FORCE_FDX		(1 << 8)
+
+#define KS_P1MBSR			0xE6
+#define P1MBSR_AN_COMPLETE		(1 << 5)
+#define P1MBSR_AN_CAPABLE		(1 << 3)
+#define P1MBSR_LINK_UP			(1 << 2)
+
+#define KS_PHY1ILR			0xE8
+#define KS_PHY1IHR			0xEA
+#define KS_P1ANAR			0xEC
+#define KS_P1ANLPR			0xEE
+
+#define KS_P1SCLMD			0xF4
+#define P1SCLMD_LEDOFF			(1 << 15)
+#define P1SCLMD_TXIDS			(1 << 14)
+#define P1SCLMD_RESTARTAN		(1 << 13)
+#define P1SCLMD_DISAUTOMDIX		(1 << 10)
+#define P1SCLMD_FORCEMDIX		(1 << 9)
+#define P1SCLMD_AUTONEGEN		(1 << 7)
+#define P1SCLMD_FORCE100		(1 << 6)
+#define P1SCLMD_FORCEFDX		(1 << 5)
+#define P1SCLMD_ADV_FLOW		(1 << 4)
+#define P1SCLMD_ADV_100BT_FDX		(1 << 3)
+#define P1SCLMD_ADV_100BT_HDX		(1 << 2)
+#define P1SCLMD_ADV_10BT_FDX		(1 << 1)
+#define P1SCLMD_ADV_10BT_HDX		(1 << 0)
+
+#define KS_P1CR				0xF6
+#define P1CR_HP_MDIX			(1 << 15)
+#define P1CR_REV_POL			(1 << 13)
+#define P1CR_OP_100M			(1 << 10)
+#define P1CR_OP_FDX			(1 << 9)
+#define P1CR_OP_MDI			(1 << 7)
+#define P1CR_AN_DONE			(1 << 6)
+#define P1CR_LINK_GOOD			(1 << 5)
+#define P1CR_PNTR_FLOW			(1 << 4)
+#define P1CR_PNTR_100BT_FDX		(1 << 3)
+#define P1CR_PNTR_100BT_HDX		(1 << 2)
+#define P1CR_PNTR_10BT_FDX		(1 << 1)
+#define P1CR_PNTR_10BT_HDX		(1 << 0)
+
+/* TX Frame control */
+
+#define TXFR_TXIC			(1 << 15)
+#define TXFR_TXFID_MASK			(0x3f << 0)
+#define TXFR_TXFID_SHIFT		(0)
+
+#define KS_P1SR				0xF8
+#define P1SR_HP_MDIX			(1 << 15)
+#define P1SR_REV_POL			(1 << 13)
+#define P1SR_OP_100M			(1 << 10)
+#define P1SR_OP_FDX			(1 << 9)
+#define P1SR_OP_MDI			(1 << 7)
+#define P1SR_AN_DONE			(1 << 6)
+#define P1SR_LINK_GOOD			(1 << 5)
+#define P1SR_PNTR_FLOW			(1 << 4)
+#define P1SR_PNTR_100BT_FDX		(1 << 3)
+#define P1SR_PNTR_100BT_HDX		(1 << 2)
+#define P1SR_PNTR_10BT_FDX		(1 << 1)
+#define P1SR_PNTR_10BT_HDX		(1 << 0)
+
+#define	ENUM_BUS_NONE			0
+#define	ENUM_BUS_8BIT			1
+#define	ENUM_BUS_16BIT			2
+#define	ENUM_BUS_32BIT			3
+
+#define MAX_MCAST_LST			32
+#define HW_MCAST_SIZE			8
+#define MAC_ADDR_LEN			6
+
+/**
+ * union ks_tx_hdr - tx header data
+ * @txb: The header as bytes
+ * @txw: The header as 16bit, little-endian words
+ *
+ * A dual representation of the tx header data to allow
+ * access to individual bytes, and to allow 16bit accesses
+ * with 16bit alignment.
+ */
+union ks_tx_hdr {
+	u8      txb[4];
+	__le16  txw[2];
+};
+
+/**
+ * struct ks_net - KS8851 driver private data
+ * @net_device 	: The network device we're bound to
+ * @hw_addr	: start address of data register.
+ * @hw_addr_cmd	: start address of command register.
+ * @txh    	: temporaly buffer to save status/length.
+ * @lock	: Lock to ensure that the device is not accessed when busy.
+ * @pdev	: Pointer to platform device.
+ * @mii		: The MII state information for the mii calls.
+ * @frame_head_info   	: frame header information for multi-pkt rx.
+ * @statelock	: Lock on this structure for tx list.
+ * @msg_enable	: The message flags controlling driver output (see ethtool).
+ * @frame_cnt  	: number of frames received.
+ * @bus_width  	: i/o bus width.
+ * @irq    	: irq number assigned to this device.
+ * @rc_rxqcr	: Cached copy of KS_RXQCR.
+ * @rc_txcr	: Cached copy of KS_TXCR.
+ * @rc_ier	: Cached copy of KS_IER.
+ * @sharedbus  	: Multipex(addr and data bus) mode indicator.
+ * @cmd_reg_cache	: command register cached.
+ * @cmd_reg_cache_int	: command register cached. Used in the irq handler.
+ * @promiscuous	: promiscuous mode indicator.
+ * @all_mcast  	: mutlicast indicator.
+ * @mcast_lst_size   	: size of multicast list.
+ * @mcast_lst    	: multicast list.
+ * @mcast_bits    	: multicast enabed.
+ * @mac_addr   		: MAC address assigned to this device.
+ * @fid    		: frame id.
+ * @extra_byte    	: number of extra byte prepended rx pkt.
+ * @enabled    		: indicator this device works.
+ *
+ * The @lock ensures that the chip is protected when certain operations are
+ * in progress. When the read or write packet transfer is in progress, most
+ * of the chip registers are not accessible until the transfer is finished and
+ * the DMA has been de-asserted.
+ *
+ * The @statelock is used to protect information in the structure which may
+ * need to be accessed via several sources, such as the network driver layer
+ * or one of the work queues.
+ *
+ */
+
+/* Receive multiplex framer header info */
+struct type_frame_head {
+	u16	sts;         /* Frame status */
+	u16	len;         /* Byte count */
+};
+
+struct ks_net {
+	struct net_device	*netdev;
+	void __iomem    	*hw_addr;
+	void __iomem    	*hw_addr_cmd;
+	union ks_tx_hdr		txh ____cacheline_aligned;
+	struct mutex      	lock; /* spinlock to be interrupt safe */
+	struct platform_device *pdev;
+	struct mii_if_info	mii;
+	struct type_frame_head	*frame_head_info;
+	spinlock_t		statelock;
+	u32			msg_enable;
+	u32			frame_cnt;
+	int			bus_width;
+	int             	irq;
+
+	u16			rc_rxqcr;
+	u16			rc_txcr;
+	u16			rc_ier;
+	u16			sharedbus;
+	u16			cmd_reg_cache;
+	u16			cmd_reg_cache_int;
+	u16			promiscuous;
+	u16			all_mcast;
+	u16			mcast_lst_size;
+	u8			mcast_lst[MAX_MCAST_LST][MAC_ADDR_LEN];
+	u8			mcast_bits[HW_MCAST_SIZE];
+	u8			mac_addr[6];
+	u8                      fid;
+	u8			extra_byte;
+	u8			enabled;
+};
+
+static int msg_enable;
+
+#define ks_info(_ks, _msg...) dev_info(&(_ks)->pdev->dev, _msg)
+#define ks_warn(_ks, _msg...) dev_warn(&(_ks)->pdev->dev, _msg)
+#define ks_dbg(_ks, _msg...) dev_dbg(&(_ks)->pdev->dev, _msg)
+#define ks_err(_ks, _msg...) dev_err(&(_ks)->pdev->dev, _msg)
+
+#define BE3             0x8000      /* Byte Enable 3 */
+#define BE2             0x4000      /* Byte Enable 2 */
+#define BE1             0x2000      /* Byte Enable 1 */
+#define BE0             0x1000      /* Byte Enable 0 */
+
+/**
+ * register read/write calls.
+ *
+ * All these calls issue transactions to access the chip's registers. They
+ * all require that the necessary lock is held to prevent accesses when the
+ * chip is busy transfering packet data (RX/TX FIFO accesses).
+ */
+
+/**
+ * ks_rdreg8 - read 8 bit register from device
+ * @ks	  : The chip information
+ * @offset: The register address
+ *
+ * Read a 8bit register from the chip, returning the result
+ */
+static u8 ks_rdreg8(struct ks_net *ks, int offset)
+{
+	u16 data;
+	u8 shift_bit = offset & 0x03;
+	u8 shift_data = (offset & 1) << 3;
+	ks->cmd_reg_cache = (u16) offset | (u16)(BE0 << shift_bit);
+	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);
+	data  = ioread16(ks->hw_addr);
+	return (u8)(data >> shift_data);
+}
+
+/**
+ * ks_rdreg16 - read 16 bit register from device
+ * @ks	  : The chip information
+ * @offset: The register address
+ *
+ * Read a 16bit register from the chip, returning the result
+ */
+
+static u16 ks_rdreg16(struct ks_net *ks, int offset)
+{
+	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));
+	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);
+	return ioread16(ks->hw_addr);
+}
+
+/**
+ * ks_wrreg8 - write 8bit register value to chip
+ * @ks: The chip information
+ * @offset: The register address
+ * @value: The value to write
+ *
+ */
+static void ks_wrreg8(struct ks_net *ks, int offset, u8 value)
+{
+	u8  shift_bit = (offset & 0x03);
+	u16 value_write = (u16)(value << ((offset & 1) << 3));
+	ks->cmd_reg_cache = (u16)offset | (BE0 << shift_bit);
+	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);
+	iowrite16(value_write, ks->hw_addr);
+}
+
+/**
+ * ks_wrreg16 - write 16bit register value to chip
+ * @ks: The chip information
+ * @offset: The register address
+ * @value: The value to write
+ *
+ */
+
+static void ks_wrreg16(struct ks_net *ks, int offset, u16 value)
+{
+	ks->cmd_reg_cache = (u16)offset | ((BE1 | BE0) << (offset & 0x02));
+	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);
+	iowrite16(value, ks->hw_addr);
+}
+
+/**
+ * ks_inblk - read a block of data from QMU. This is called after sudo DMA mode enabled.
+ * @ks: The chip state
+ * @wptr: buffer address to save data
+ * @len: length in byte to read
+ *
+ */
+static inline void ks_inblk(struct ks_net *ks, u16 *wptr, u32 len)
+{
+	len >>= 1;
+	while (len--)
+		*wptr++ = (u16)ioread16(ks->hw_addr);
+}
+
+/**
+ * ks_outblk - write data to QMU. This is called after sudo DMA mode enabled.
+ * @ks: The chip information
+ * @wptr: buffer address
+ * @len: length in byte to write
+ *
+ */
+static inline void ks_outblk(struct ks_net *ks, u16 *wptr, u32 len)
+{
+	len >>= 1;
+	while (len--)
+		iowrite16(*wptr++, ks->hw_addr);
+}
+
+static void ks_disable_int(struct ks_net *ks)
+{
+	ks_wrreg16(ks, KS_IER, 0x0000);
+}  /* ks_disable_int */
+
+static void ks_enable_int(struct ks_net *ks)
+{
+	ks_wrreg16(ks, KS_IER, ks->rc_ier);
+}  /* ks_enable_int */
+
+/**
+ * ks_tx_fifo_space - return the available hardware buffer size.
+ * @ks: The chip information
+ *
+ */
+static inline u16 ks_tx_fifo_space(struct ks_net *ks)
+{
+	return ks_rdreg16(ks, KS_TXMIR) & 0x1fff;
+}
+
+/**
+ * ks_save_cmd_reg - save the command register from the cache.
+ * @ks: The chip information
+ *
+ */
+static inline void ks_save_cmd_reg(struct ks_net *ks)
+{
+	/*ks8851 MLL has a bug to read back the command register.
+	* So rely on software to save the content of command register.
+	*/
+	ks->cmd_reg_cache_int = ks->cmd_reg_cache;
+}
+
+/**
+ * ks_restore_cmd_reg - restore the command register from the cache and
+ * 	write to hardware register.
+ * @ks: The chip information
+ *
+ */
+static inline void ks_restore_cmd_reg(struct ks_net *ks)
+{
+	ks->cmd_reg_cache = ks->cmd_reg_cache_int;
+	iowrite16(ks->cmd_reg_cache, ks->hw_addr_cmd);
+}
+
+/**
+ * ks_set_powermode - set power mode of the device
+ * @ks: The chip information
+ * @pwrmode: The power mode value to write to KS_PMECR.
+ *
+ * Change the power mode of the chip.
+ */
+static void ks_set_powermode(struct ks_net *ks, unsigned pwrmode)
+{
+	unsigned pmecr;
+
+	if (netif_msg_hw(ks))
+		ks_dbg(ks, "setting power mode %d\n", pwrmode);
+
+	ks_rdreg16(ks, KS_GRR);
+	pmecr = ks_rdreg16(ks, KS_PMECR);
+	pmecr &= ~PMECR_PM_MASK;
+	pmecr |= pwrmode;
+
+	ks_wrreg16(ks, KS_PMECR, pmecr);
+}
+
+/**
+ * ks_read_config - read chip configuration of bus width.
+ * @ks: The chip information
+ *
+ */
+static void ks_read_config(struct ks_net *ks)
+{
+	u16 reg_data = 0;
+
+	/* Regardless of bus width, 8 bit read should always work.*/
+	reg_data = ks_rdreg8(ks, KS_CCR) & 0x00FF;
+	reg_data |= ks_rdreg8(ks, KS_CCR+1) << 8;
+
+	/* addr/data bus are multiplexed */
+	ks->sharedbus = (reg_data & CCR_SHARED) == CCR_SHARED;
+
+	/* There are garbage data when reading data from QMU,
+	depending on bus-width.
+	*/
+
+	if (reg_data & CCR_8BIT) {
+		ks->bus_width = ENUM_BUS_8BIT;
+		ks->extra_byte = 1;
+	} else if (reg_data & CCR_16BIT) {
+		ks->bus_width = ENUM_BUS_16BIT;
+		ks->extra_byte = 2;
+	} else {
+		ks->bus_width = ENUM_BUS_32BIT;
+		ks->extra_byte = 4;
+	}
+}
+
+/**
+ * ks_soft_reset - issue one of the soft reset to the device
+ * @ks: The device state.
+ * @op: The bit(s) to set in the GRR
+ *
+ * Issue the relevant soft-reset command to the device's GRR register
+ * specified by @op.
+ *
+ * Note, the delays are in there as a caution to ensure that the reset
+ * has time to take effect and then complete. Since the datasheet does
+ * not currently specify the exact sequence, we have chosen something
+ * that seems to work with our device.
+ */
+static void ks_soft_reset(struct ks_net *ks, unsigned op)
+{
+	/* Disable interrupt first */
+	ks_wrreg16(ks, KS_IER, 0x0000);
+	ks_wrreg16(ks, KS_GRR, op);
+	mdelay(10);	/* wait a short time to effect reset */
+	ks_wrreg16(ks, KS_GRR, 0);
+	mdelay(1);	/* wait for condition to clear */
+}
+
+
+void ks_enable_qmu(struct ks_net *ks)
+{
+	u16 w;
+
+	w = ks_rdreg16(ks, KS_TXCR);
+	/* Enables QMU Transmit (TXCR). */
+	ks_wrreg16(ks, KS_TXCR, w | TXCR_TXE);
+
+	/*
+	 * RX Frame Count Threshold Enable and Auto-Dequeue RXQ Frame
+	 * Enable
+	 */
+
+	w = ks_rdreg16(ks, KS_RXQCR);
+	ks_wrreg16(ks, KS_RXQCR, w | RXQCR_RXFCTE);
+
+	/* Enables QMU Receive (RXCR1). */
+	w = ks_rdreg16(ks, KS_RXCR1);
+	ks_wrreg16(ks, KS_RXCR1, w | RXCR1_RXE);
+	ks->enabled = true;
+}  /* ks_enable_qmu */
+
+static void ks_disable_qmu(struct ks_net *ks)
+{
+	u16	w;
+
+	w = ks_rdreg16(ks, KS_TXCR);
+
+	/* Disables QMU Transmit (TXCR). */
+	w  &= ~TXCR_TXE;
+	ks_wrreg16(ks, KS_TXCR, w);
+
+	/* Disables QMU Receive (RXCR1). */
+	w = ks_rdreg16(ks, KS_RXCR1);
+	w &= ~RXCR1_RXE ;
+	ks_wrreg16(ks, KS_RXCR1, w);
+
+	ks->enabled = false;
+
+}  /* ks_disable_qmu */
+
+/**
+ * ks_read_qmu - read 1 pkt data from the QMU.
+ * @ks: The chip information
+ * @buf: buffer address to save 1 pkt
+ * @len: Pkt length
+ * Here is the sequence to read 1 pkt:
+ *	1. set sudo DMA mode
+ *	2. read prepend data
+ *	3. read pkt data
+ *	4. reset sudo DMA Mode
+ */
+static inline void ks_read_qmu(struct ks_net *ks, u16 *buf, u32 len)
+{
+	u32 r =  ks->extra_byte & 0x1 ;
+	u32 w = ks->extra_byte - r;
+
+	/* 1. set sudo DMA mode */
+	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);
+	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);
+
+	/* 2. read prepend data */
+	/**
+	 * read 4 + extra bytes and discard them.
+	 * extra bytes for dummy, 2 for status, 2 for len
+	 */
+
+	/* use likely(r) for 8 bit access for performance */
+	if (unlikely(r))
+		ioread8(ks->hw_addr);
+	ks_inblk(ks, buf, w + 2 + 2);
+
+	/* 3. read pkt data */
+	ks_inblk(ks, buf, ALIGN(len, 4));
+
+	/* 4. reset sudo DMA Mode */
+	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);
+}
+
+/**
+ * ks_rcv - read multiple pkts data from the QMU.
+ * @ks: The chip information
+ * @netdev: The network device being opened.
+ *
+ * Read all of header information before reading pkt content.
+ * It is not allowed only port of pkts in QMU after issuing
+ * interrupt ack.
+ */
+static void ks_rcv(struct ks_net *ks, struct net_device *netdev)
+{
+	u32	i;
+	struct type_frame_head *frame_hdr = ks->frame_head_info;
+	struct sk_buff *skb;
+
+	ks->frame_cnt = ks_rdreg16(ks, KS_RXFCTR) >> 8;
+
+	/* read all header information */
+	for (i = 0; i < ks->frame_cnt; i++) {
+		/* Checking Received packet status */
+		frame_hdr->sts = ks_rdreg16(ks, KS_RXFHSR);
+		/* Get packet len from hardware */
+		frame_hdr->len = ks_rdreg16(ks, KS_RXFHBCR);
+		frame_hdr++;
+	}
+
+	frame_hdr = ks->frame_head_info;
+	while (ks->frame_cnt--) {
+		skb = dev_alloc_skb(frame_hdr->len + 16);
+		if (likely(skb && (frame_hdr->sts & RXFSHR_RXFV) &&
+			(frame_hdr->len < RX_BUF_SIZE) && frame_hdr->len)) {
+			skb_reserve(skb, 2);
+			/* read data block including CRC 4 bytes */
+			ks_read_qmu(ks, (u16 *)skb->data, frame_hdr->len);
+			skb_put(skb, frame_hdr->len);
+			skb->dev = netdev;
+			skb->protocol = eth_type_trans(skb, netdev);
+			netif_rx(skb);
+		} else {
+			printk(KERN_ERR "%s: err:skb alloc\n", __func__);
+			ks_wrreg16(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_RRXEF));
+			if (skb)
+				dev_kfree_skb_irq(skb);
+		}
+		frame_hdr++;
+	}
+}
+
+/**
+ * ks_update_link_status - link status update.
+ * @netdev: The network device being opened.
+ * @ks: The chip information
+ *
+ */
+
+static void ks_update_link_status(struct net_device *netdev, struct ks_net *ks)
+{
+	/* check the status of the link */
+	u32 link_up_status;
+	if (ks_rdreg16(ks, KS_P1SR) & P1SR_LINK_GOOD) {
+		netif_carrier_on(netdev);
+		link_up_status = true;
+	} else {
+		netif_carrier_off(netdev);
+		link_up_status = false;
+	}
+	if (netif_msg_link(ks))
+		ks_dbg(ks, "%s: %s\n",
+			__func__, link_up_status ? "UP" : "DOWN");
+}
+
+/**
+ * ks_irq - device interrupt handler
+ * @irq: Interrupt number passed from the IRQ hnalder.
+ * @pw: The private word passed to register_irq(), our struct ks_net.
+ *
+ * This is the handler invoked to find out what happened
+ *
+ * Read the interrupt status, work out what needs to be done and then clear
+ * any of the interrupts that are not needed.
+ */
+
+static irqreturn_t ks_irq(int irq, void *pw)
+{
+	struct ks_net *ks = pw;
+	struct net_device *netdev = ks->netdev;
+	u16 status;
+
+	/*this should be the first in IRQ handler */
+	ks_save_cmd_reg(ks);
+
+	status = ks_rdreg16(ks, KS_ISR);
+	if (unlikely(!status)) {
+		ks_restore_cmd_reg(ks);
+		return IRQ_NONE;
+	}
+
+	ks_wrreg16(ks, KS_ISR, status);
+
+	if (likely(status & IRQ_RXI))
+		ks_rcv(ks, netdev);
+
+	if (unlikely(status & IRQ_LCI))
+		ks_update_link_status(netdev, ks);
+
+	if (unlikely(status & IRQ_TXI))
+		netif_wake_queue(netdev);
+
+	if (unlikely(status & IRQ_LDI)) {
+
+		u16 pmecr = ks_rdreg16(ks, KS_PMECR);
+		pmecr &= ~PMECR_WKEVT_MASK;
+		ks_wrreg16(ks, KS_PMECR, pmecr | PMECR_WKEVT_LINK);
+	}
+
+	/* this should be the last in IRQ handler*/
+	ks_restore_cmd_reg(ks);
+	return IRQ_HANDLED;
+}
+
+
+/**
+ * ks_net_open - open network device
+ * @netdev: The network device being opened.
+ *
+ * Called when the network device is marked active, such as a user executing
+ * 'ifconfig up' on the device.
+ */
+static int ks_net_open(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	int err;
+
+#define	KS_INT_FLAGS	(IRQF_DISABLED|IRQF_TRIGGER_LOW)
+	/* lock the card, even if we may not actually do anything
+	 * else at the moment.
+	 */
+
+	if (netif_msg_ifup(ks))
+		ks_dbg(ks, "%s - entry\n", __func__);
+
+	/* reset the HW */
+	err = request_irq(ks->irq, ks_irq, KS_INT_FLAGS, DRV_NAME, netdev);
+
+	if (err) {
+		printk(KERN_ERR "Failed to request IRQ: %d: %d\n",
+			ks->irq, err);
+		return err;
+	}
+
+	/* wake up powermode to normal mode */
+	ks_set_powermode(ks, PMECR_PM_NORMAL);
+	mdelay(1);	/* wait for normal mode to take effect */
+
+	ks_wrreg16(ks, KS_ISR, 0xffff);
+	ks_enable_int(ks);
+	ks_enable_qmu(ks);
+	netif_start_queue(ks->netdev);
+
+	if (netif_msg_ifup(ks))
+		ks_dbg(ks, "network device %s up\n", netdev->name);
+
+	return 0;
+}
+
+/**
+ * ks_net_stop - close network device
+ * @netdev: The device being closed.
+ *
+ * Called to close down a network device which has been active. Cancell any
+ * work, shutdown the RX and TX process and then place the chip into a low
+ * power state whilst it is not being used.
+ */
+static int ks_net_stop(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+
+	if (netif_msg_ifdown(ks))
+		ks_info(ks, "%s: shutting down\n", netdev->name);
+
+	netif_stop_queue(netdev);
+
+	mutex_lock(&ks->lock);
+
+	/* turn off the IRQs and ack any outstanding */
+	ks_wrreg16(ks, KS_IER, 0x0000);
+	ks_wrreg16(ks, KS_ISR, 0xffff);
+
+	/* shutdown RX/TX QMU */
+	ks_disable_qmu(ks);
+
+	/* set powermode to soft power down to save power */
+	ks_set_powermode(ks, PMECR_PM_SOFTDOWN);
+	free_irq(ks->irq, netdev);
+	mutex_unlock(&ks->lock);
+	return 0;
+}
+
+
+/**
+ * ks_write_qmu - write 1 pkt data to the QMU.
+ * @ks: The chip information
+ * @pdata: buffer address to save 1 pkt
+ * @len: Pkt length in byte
+ * Here is the sequence to write 1 pkt:
+ *	1. set sudo DMA mode
+ *	2. write status/length
+ *	3. write pkt data
+ *	4. reset sudo DMA Mode
+ *	5. reset sudo DMA mode
+ *	6. Wait until pkt is out
+ */
+static void ks_write_qmu(struct ks_net *ks, u8 *pdata, u16 len)
+{
+	/* start header at txb[0] to align txw entries */
+	ks->txh.txw[0] = 0;
+	ks->txh.txw[1] = cpu_to_le16(len);
+
+	/* 1. set sudo-DMA mode */
+	ks_wrreg8(ks, KS_RXQCR, (ks->rc_rxqcr | RXQCR_SDA) & 0xff);
+	/* 2. write status/lenth info */
+	ks_outblk(ks, ks->txh.txw, 4);
+	/* 3. write pkt data */
+	ks_outblk(ks, (u16 *)pdata, ALIGN(len, 4));
+	/* 4. reset sudo-DMA mode */
+	ks_wrreg8(ks, KS_RXQCR, ks->rc_rxqcr);
+	/* 5. Enqueue Tx(move the pkt from TX buffer into TXQ) */
+	ks_wrreg16(ks, KS_TXQCR, TXQCR_METFE);
+	/* 6. wait until TXQCR_METFE is auto-cleared */
+	while (ks_rdreg16(ks, KS_TXQCR) & TXQCR_METFE)
+		;
+}
+
+/**
+ * ks_start_xmit - transmit packet
+ * @skb		: The buffer to transmit
+ * @netdev	: The device used to transmit the packet.
+ *
+ * Called by the network layer to transmit the @skb.
+ * spin_lock_irqsave is required because tx and rx should be mutual exclusive.
+ * So while tx is in-progress, prevent IRQ interrupt from happenning.
+ */
+static int ks_start_xmit(struct sk_buff *skb, struct net_device *netdev)
+{
+	int retv = NETDEV_TX_OK;
+	struct ks_net *ks = netdev_priv(netdev);
+
+	disable_irq(netdev->irq);
+	ks_disable_int(ks);
+	spin_lock(&ks->statelock);
+
+	/* Extra space are required:
+	*  4 byte for alignment, 4 for status/length, 4 for CRC
+	*/
+
+	if (likely(ks_tx_fifo_space(ks) >= skb->len + 12)) {
+		ks_write_qmu(ks, skb->data, skb->len);
+		dev_kfree_skb(skb);
+	} else
+		retv = NETDEV_TX_BUSY;
+	spin_unlock(&ks->statelock);
+	ks_enable_int(ks);
+	enable_irq(netdev->irq);
+	return retv;
+}
+
+/**
+ * ks_start_rx - ready to serve pkts
+ * @ks		: The chip information
+ *
+ */
+static void ks_start_rx(struct ks_net *ks)
+{
+	u16 cntl;
+
+	/* Enables QMU Receive (RXCR1). */
+	cntl = ks_rdreg16(ks, KS_RXCR1);
+	cntl |= RXCR1_RXE ;
+	ks_wrreg16(ks, KS_RXCR1, cntl);
+}  /* ks_start_rx */
+
+/**
+ * ks_stop_rx - stop to serve pkts
+ * @ks		: The chip information
+ *
+ */
+static void ks_stop_rx(struct ks_net *ks)
+{
+	u16 cntl;
+
+	/* Disables QMU Receive (RXCR1). */
+	cntl = ks_rdreg16(ks, KS_RXCR1);
+	cntl &= ~RXCR1_RXE ;
+	ks_wrreg16(ks, KS_RXCR1, cntl);
+
+}  /* ks_stop_rx */
+
+static unsigned long const ethernet_polynomial = 0x04c11db7U;
+
+static unsigned long ether_gen_crc(int length, u8 *data)
+{
+	long crc = -1;
+	while (--length >= 0) {
+		u8 current_octet = *data++;
+		int bit;
+
+		for (bit = 0; bit < 8; bit++, current_octet >>= 1) {
+			crc = (crc << 1) ^
+				((crc < 0) ^ (current_octet & 1) ?
+			ethernet_polynomial : 0);
+		}
+	}
+	return (unsigned long)crc;
+}  /* ether_gen_crc */
+
+/**
+* ks_set_grpaddr - set multicast information
+* @ks : The chip information
+*/
+
+static void ks_set_grpaddr(struct ks_net *ks)
+{
+	u8	i;
+	u32	index, position, value;
+
+	memset(ks->mcast_bits, 0, sizeof(u8) * HW_MCAST_SIZE);
+
+	for (i = 0; i < ks->mcast_lst_size; i++) {
+		position = (ether_gen_crc(6, ks->mcast_lst[i]) >> 26) & 0x3f;
+		index = position >> 3;
+		value = 1 << (position & 7);
+		ks->mcast_bits[index] |= (u8)value;
+	}
+
+	for (i  = 0; i < HW_MCAST_SIZE; i++) {
+		if (i & 1) {
+			ks_wrreg16(ks, (u16)((KS_MAHTR0 + i) & ~1),
+				(ks->mcast_bits[i] << 8) |
+				ks->mcast_bits[i - 1]);
+		}
+	}
+}  /* ks_set_grpaddr */
+
+/*
+* ks_clear_mcast - clear multicast information
+*
+* @ks : The chip information
+* This routine removes all mcast addresses set in the hardware.
+*/
+
+static void ks_clear_mcast(struct ks_net *ks)
+{
+	u16	i, mcast_size;
+	for (i = 0; i < HW_MCAST_SIZE; i++)
+		ks->mcast_bits[i] = 0;
+
+	mcast_size = HW_MCAST_SIZE >> 2;
+	for (i = 0; i < mcast_size; i++)
+		ks_wrreg16(ks, KS_MAHTR0 + (2*i), 0);
+}
+
+static void ks_set_promis(struct ks_net *ks, u16 promiscuous_mode)
+{
+	u16		cntl;
+	ks->promiscuous = promiscuous_mode;
+	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */
+	cntl = ks_rdreg16(ks, KS_RXCR1);
+
+	cntl &= ~RXCR1_FILTER_MASK;
+	if (promiscuous_mode)
+		/* Enable Promiscuous mode */
+		cntl |= RXCR1_RXAE | RXCR1_RXINVF;
+	else
+		/* Disable Promiscuous mode (default normal mode) */
+		cntl |= RXCR1_RXPAFMA;
+
+	ks_wrreg16(ks, KS_RXCR1, cntl);
+
+	if (ks->enabled)
+		ks_start_rx(ks);
+
+}  /* ks_set_promis */
+
+static void ks_set_mcast(struct ks_net *ks, u16 mcast)
+{
+	u16	cntl;
+
+	ks->all_mcast = mcast;
+	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */
+	cntl = ks_rdreg16(ks, KS_RXCR1);
+	cntl &= ~RXCR1_FILTER_MASK;
+	if (mcast)
+		/* Enable "Perfect with Multicast address passed mode" */
+		cntl |= (RXCR1_RXAE | RXCR1_RXMAFMA | RXCR1_RXPAFMA);
+	else
+		/**
+		 * Disable "Perfect with Multicast address passed
+		 * mode" (normal mode).
+		 */
+		cntl |= RXCR1_RXPAFMA;
+
+	ks_wrreg16(ks, KS_RXCR1, cntl);
+
+	if (ks->enabled)
+		ks_start_rx(ks);
+}  /* ks_set_mcast */
+
+static void ks_set_rx_mode(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	struct dev_mc_list *ptr;
+
+	/* Turn on/off promiscuous mode. */
+	if ((netdev->flags & IFF_PROMISC) == IFF_PROMISC)
+		ks_set_promis(ks,
+			(u16)((netdev->flags & IFF_PROMISC) == IFF_PROMISC));
+	/* Turn on/off all mcast mode. */
+	else if ((netdev->flags & IFF_ALLMULTI) == IFF_ALLMULTI)
+		ks_set_mcast(ks,
+			(u16)((netdev->flags & IFF_ALLMULTI) == IFF_ALLMULTI));
+	else
+		ks_set_promis(ks, false);
+
+	if ((netdev->flags & IFF_MULTICAST) && netdev->mc_count) {
+		if (netdev->mc_count <= MAX_MCAST_LST) {
+			int i = 0;
+			for (ptr = netdev->mc_list; ptr; ptr = ptr->next) {
+				if (!(*ptr->dmi_addr & 1))
+					continue;
+				if (i >= MAX_MCAST_LST)
+					break;
+				memcpy(ks->mcast_lst[i++], ptr->dmi_addr,
+				MAC_ADDR_LEN);
+			}
+			ks->mcast_lst_size = (u8)i;
+			ks_set_grpaddr(ks);
+		} else {
+			/**
+			 * List too big to support so
+			 * turn on all mcast mode.
+			 */
+			ks->mcast_lst_size = MAX_MCAST_LST;
+			ks_set_mcast(ks, true);
+		}
+	} else {
+		ks->mcast_lst_size = 0;
+		ks_clear_mcast(ks);
+	}
+} /* ks_set_rx_mode */
+
+static void ks_set_mac(struct ks_net *ks, u8 *data)
+{
+	u16 *pw = (u16 *)data;
+	u16 w, u;
+
+	ks_stop_rx(ks);  /* Stop receiving for reconfiguration */
+
+	u = *pw++;
+	w = ((u & 0xFF) << 8) | ((u >> 8) & 0xFF);
+	ks_wrreg16(ks, KS_MARH, w);
+
+	u = *pw++;
+	w = ((u & 0xFF) << 8) | ((u >> 8) & 0xFF);
+	ks_wrreg16(ks, KS_MARM, w);
+
+	u = *pw;
+	w = ((u & 0xFF) << 8) | ((u >> 8) & 0xFF);
+	ks_wrreg16(ks, KS_MARL, w);
+
+	memcpy(ks->mac_addr, data, 6);
+
+	if (ks->enabled)
+		ks_start_rx(ks);
+}
+
+static int ks_set_mac_address(struct net_device *netdev, void *paddr)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	struct sockaddr *addr = paddr;
+	u8 *da;
+
+	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+
+	da = (u8 *)netdev->dev_addr;
+
+	ks_set_mac(ks, da);
+	return 0;
+}
+
+static int ks_net_ioctl(struct net_device *netdev, struct ifreq *req, int cmd)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+
+	if (!netif_running(netdev))
+		return -EINVAL;
+
+	return generic_mii_ioctl(&ks->mii, if_mii(req), cmd, NULL);
+}
+
+static const struct net_device_ops ks_netdev_ops = {
+	.ndo_open		= ks_net_open,
+	.ndo_stop		= ks_net_stop,
+	.ndo_do_ioctl		= ks_net_ioctl,
+	.ndo_start_xmit		= ks_start_xmit,
+	.ndo_set_mac_address	= ks_set_mac_address,
+	.ndo_set_rx_mode	= ks_set_rx_mode,
+	.ndo_change_mtu		= eth_change_mtu,
+	.ndo_validate_addr	= eth_validate_addr,
+};
+
+/* ethtool support */
+
+static void ks_get_drvinfo(struct net_device *netdev,
+			       struct ethtool_drvinfo *di)
+{
+	strlcpy(di->driver, DRV_NAME, sizeof(di->driver));
+	strlcpy(di->version, "1.00", sizeof(di->version));
+	strlcpy(di->bus_info, dev_name(netdev->dev.parent),
+		sizeof(di->bus_info));
+}
+
+static u32 ks_get_msglevel(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	return ks->msg_enable;
+}
+
+static void ks_set_msglevel(struct net_device *netdev, u32 to)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	ks->msg_enable = to;
+}
+
+static int ks_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	return mii_ethtool_gset(&ks->mii, cmd);
+}
+
+static int ks_set_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	return mii_ethtool_sset(&ks->mii, cmd);
+}
+
+static u32 ks_get_link(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	return mii_link_ok(&ks->mii);
+}
+
+static int ks_nway_reset(struct net_device *netdev)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	return mii_nway_restart(&ks->mii);
+}
+
+static const struct ethtool_ops ks_ethtool_ops = {
+	.get_drvinfo	= ks_get_drvinfo,
+	.get_msglevel	= ks_get_msglevel,
+	.set_msglevel	= ks_set_msglevel,
+	.get_settings	= ks_get_settings,
+	.set_settings	= ks_set_settings,
+	.get_link	= ks_get_link,
+	.nway_reset	= ks_nway_reset,
+};
+
+/* MII interface controls */
+
+/**
+ * ks_phy_reg - convert MII register into a KS8851 register
+ * @reg: MII register number.
+ *
+ * Return the KS8851 register number for the corresponding MII PHY register
+ * if possible. Return zero if the MII register has no direct mapping to the
+ * KS8851 register set.
+ */
+static int ks_phy_reg(int reg)
+{
+	switch (reg) {
+	case MII_BMCR:
+		return KS_P1MBCR;
+	case MII_BMSR:
+		return KS_P1MBSR;
+	case MII_PHYSID1:
+		return KS_PHY1ILR;
+	case MII_PHYSID2:
+		return KS_PHY1IHR;
+	case MII_ADVERTISE:
+		return KS_P1ANAR;
+	case MII_LPA:
+		return KS_P1ANLPR;
+	}
+
+	return 0x0;
+}
+
+/**
+ * ks_phy_read - MII interface PHY register read.
+ * @netdev: The network device the PHY is on.
+ * @phy_addr: Address of PHY (ignored as we only have one)
+ * @reg: The register to read.
+ *
+ * This call reads data from the PHY register specified in @reg. Since the
+ * device does not support all the MII registers, the non-existant values
+ * are always returned as zero.
+ *
+ * We return zero for unsupported registers as the MII code does not check
+ * the value returned for any error status, and simply returns it to the
+ * caller. The mii-tool that the driver was tested with takes any -ve error
+ * as real PHY capabilities, thus displaying incorrect data to the user.
+ */
+static int ks_phy_read(struct net_device *netdev, int phy_addr, int reg)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	int ksreg;
+	int result;
+
+	ksreg = ks_phy_reg(reg);
+	if (!ksreg)
+		return 0x0;	/* no error return allowed, so use zero */
+
+	mutex_lock(&ks->lock);
+	result = ks_rdreg16(ks, ksreg);
+	mutex_unlock(&ks->lock);
+
+	return result;
+}
+
+static void ks_phy_write(struct net_device *netdev,
+			     int phy, int reg, int value)
+{
+	struct ks_net *ks = netdev_priv(netdev);
+	int ksreg;
+
+	ksreg = ks_phy_reg(reg);
+	if (ksreg) {
+		mutex_lock(&ks->lock);
+		ks_wrreg16(ks, ksreg, value);
+		mutex_unlock(&ks->lock);
+	}
+}
+
+/**
+ * ks_read_selftest - read the selftest memory info.
+ * @ks: The device state
+ *
+ * Read and check the TX/RX memory selftest information.
+ */
+static int ks_read_selftest(struct ks_net *ks)
+{
+	unsigned both_done = MBIR_TXMBF | MBIR_RXMBF;
+	int ret = 0;
+	unsigned rd;
+
+	rd = ks_rdreg16(ks, KS_MBIR);
+
+	if ((rd & both_done) != both_done) {
+		ks_warn(ks, "Memory selftest not finished\n");
+		return 0;
+	}
+
+	if (rd & MBIR_TXMBFA) {
+		ks_err(ks, "TX memory selftest fails\n");
+		ret |= 1;
+	}
+
+	if (rd & MBIR_RXMBFA) {
+		ks_err(ks, "RX memory selftest fails\n");
+		ret |= 2;
+	}
+
+	ks_info(ks, "the selftest passes\n");
+	return ret;
+}
+
+static void ks_setup(struct ks_net *ks)
+{
+	u16	w;
+
+	/**
+	 * Configure QMU Transmit
+	 */
+
+	/* Setup Transmit Frame Data Pointer Auto-Increment (TXFDPR) */
+	ks_wrreg16(ks, KS_TXFDPR, TXFDPR_TXFPAI);
+
+	/* Setup Receive Frame Data Pointer Auto-Increment */
+	ks_wrreg16(ks, KS_RXFDPR, RXFDPR_RXFPAI);
+
+	/* Setup Receive Frame Threshold - 1 frame (RXFCTFC) */
+	ks_wrreg16(ks, KS_RXFCTR, 1 & RXFCTR_THRESHOLD_MASK);
+
+	/* Setup RxQ Command Control (RXQCR) */
+	ks->rc_rxqcr = RXQCR_CMD_CNTL;
+	ks_wrreg16(ks, KS_RXQCR, ks->rc_rxqcr);
+
+	/**
+	 * set the force mode to half duplex, default is full duplex
+	 *  because if the auto-negotiation fails, most switch uses
+	 *  half-duplex.
+	 */
+
+	w = ks_rdreg16(ks, KS_P1MBCR);
+	w &= ~P1MBCR_FORCE_FDX;
+	ks_wrreg16(ks, KS_P1MBCR, w);
+
+	w = TXCR_TXFCE | TXCR_TXPE | TXCR_TXCRC | TXCR_TCGIP;
+	ks_wrreg16(ks, KS_TXCR, w);
+
+	w = RXCR1_RXFCE | RXCR1_RXBE | RXCR1_RXUE | RXCR1_RXME | RXCR1_RXIPFCC;
+
+	if (ks->promiscuous)         /* bPromiscuous */
+		w |= (RXCR1_RXAE | RXCR1_RXINVF);
+	else if (ks->all_mcast) /* Multicast address passed mode */
+		w |= (RXCR1_RXAE | RXCR1_RXMAFMA | RXCR1_RXPAFMA);
+	else                                   /* Normal mode */
+		w |= RXCR1_RXPAFMA;
+
+	ks_wrreg16(ks, KS_RXCR1, w);
+}  /*ks_setup */
+
+
+static void ks_setup_int(struct ks_net *ks)
+{
+	ks->rc_ier = 0x00;
+	/* Clear the interrupts status of the hardware. */
+	ks_wrreg16(ks, KS_ISR, 0xffff);
+
+	/* Enables the interrupts of the hardware. */
+	ks->rc_ier = (IRQ_LCI | IRQ_TXI | IRQ_RXI);
+}  /* ks_setup_int */
+
+static int ks_hw_init(struct ks_net *ks)
+{
+#define	MHEADER_SIZE	(sizeof(struct type_frame_head) * MAX_RECV_FRAMES)
+	ks->promiscuous = 0;
+	ks->all_mcast = 0;
+	ks->mcast_lst_size = 0;
+
+	ks->frame_head_info = (struct type_frame_head *) \
+		kmalloc(MHEADER_SIZE, GFP_KERNEL);
+	if (!ks->frame_head_info) {
+		printk(KERN_ERR "Error: Fail to allocate frame memory\n");
+		return false;
+	}
+
+	ks_set_mac(ks, KS_DEFAULT_MAC_ADDRESS);
+	return true;
+}
+
+
+static int __devinit ks8851_probe(struct platform_device *pdev)
+{
+	int err = -ENOMEM;
+	struct resource *io_d, *io_c;
+	struct net_device *netdev;
+	struct ks_net *ks;
+	u16 id, data;
+
+	io_d = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	io_c = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+
+	if (!request_mem_region(io_d->start, resource_size(io_d), DRV_NAME))
+		goto err_mem_region;
+
+	if (!request_mem_region(io_c->start, resource_size(io_c), DRV_NAME))
+		goto err_mem_region1;
+
+	netdev = alloc_etherdev(sizeof(struct ks_net));
+	if (!netdev)
+		goto err_alloc_etherdev;
+
+	SET_NETDEV_DEV(netdev, &pdev->dev);
+
+	ks = netdev_priv(netdev);
+	ks->netdev = netdev;
+	ks->hw_addr = ioremap(io_d->start, resource_size(io_d));
+
+	if (!ks->hw_addr)
+		goto err_ioremap;
+
+	ks->hw_addr_cmd = ioremap(io_c->start, resource_size(io_c));
+	if (!ks->hw_addr_cmd)
+		goto err_ioremap1;
+
+	ks->irq = platform_get_irq(pdev, 0);
+
+	if (ks->irq < 0) {
+		err = ks->irq;
+		goto err_get_irq;
+	}
+
+	ks->pdev = pdev;
+
+	mutex_init(&ks->lock);
+	spin_lock_init(&ks->statelock);
+
+	netdev->netdev_ops = &ks_netdev_ops;
+	netdev->ethtool_ops = &ks_ethtool_ops;
+
+	/* setup mii state */
+	ks->mii.dev             = netdev;
+	ks->mii.phy_id          = 1,
+	ks->mii.phy_id_mask     = 1;
+	ks->mii.reg_num_mask    = 0xf;
+	ks->mii.mdio_read       = ks_phy_read;
+	ks->mii.mdio_write      = ks_phy_write;
+
+	ks_info(ks, "message enable is %d\n", msg_enable);
+	/* set the default message enable */
+	ks->msg_enable = netif_msg_init(msg_enable, (NETIF_MSG_DRV |
+						     NETIF_MSG_PROBE |
+						     NETIF_MSG_LINK));
+	ks_read_config(ks);
+
+	/* simple check for a valid chip being connected to the bus */
+	if ((ks_rdreg16(ks, KS_CIDER) & ~CIDER_REV_MASK) != CIDER_ID) {
+		ks_err(ks, "failed to read device ID\n");
+		err = -ENODEV;
+		goto err_register;
+	}
+
+	if (ks_read_selftest(ks)) {
+		ks_err(ks, "failed to read device ID\n");
+		err = -ENODEV;
+		goto err_register;
+	}
+
+	err = register_netdev(netdev);
+	if (err)
+		goto err_register;
+
+	platform_set_drvdata(pdev, netdev);
+
+	ks_soft_reset(ks, GRR_GSR);
+	ks_hw_init(ks);
+	ks_disable_qmu(ks);
+	ks_setup(ks);
+	ks_setup_int(ks);
+	memcpy(netdev->dev_addr, ks->mac_addr, 6);
+
+	data = ks_rdreg16(ks, KS_OBCR);
+	ks_wrreg16(ks, KS_OBCR, data | OBCR_ODS_16MA);
+
+	/**
+	 * If you want to use the default MAC addr,
+	 * comment out the 2 functions below.
+	 */
+
+	random_ether_addr(netdev->dev_addr);
+	ks_set_mac(ks, netdev->dev_addr);
+
+	id = ks_rdreg16(ks, KS_CIDER);
+
+	printk(KERN_INFO DRV_NAME
+		" Found chip, family: 0x%x, id: 0x%x, rev: 0x%x\n",
+		(id >> 8) & 0xff, (id >> 4) & 0xf, (id >> 1) & 0x7);
+	return 0;
+
+err_register:
+err_get_irq:
+	iounmap(ks->hw_addr_cmd);
+err_ioremap1:
+	iounmap(ks->hw_addr);
+err_ioremap:
+	free_netdev(netdev);
+err_alloc_etherdev:
+	release_mem_region(io_c->start, resource_size(io_c));
+err_mem_region1:
+	release_mem_region(io_d->start, resource_size(io_d));
+err_mem_region:
+	return err;
+}
+
+static int __devexit ks8851_remove(struct platform_device *pdev)
+{
+	struct net_device *netdev = platform_get_drvdata(pdev);
+	struct ks_net *ks = netdev_priv(netdev);
+	struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+
+	kfree(ks->frame_head_info);
+	unregister_netdev(netdev);
+	iounmap(ks->hw_addr);
+	free_netdev(netdev);
+	release_mem_region(iomem->start, resource_size(iomem));
+	platform_set_drvdata(pdev, NULL);
+	return 0;
+
+}
+
+static struct platform_driver ks8851_platform_driver = {
+	.driver = {
+		.name = DRV_NAME,
+		.owner = THIS_MODULE,
+	},
+	.probe = ks8851_probe,
+	.remove = __devexit_p(ks8851_remove),
+};
+
+static int __init ks8851_init(void)
+{
+	return platform_driver_register(&ks8851_platform_driver);
+}
+
+static void __exit ks8851_exit(void)
+{
+	platform_driver_unregister(&ks8851_platform_driver);
+}
+
+module_init(ks8851_init);
+module_exit(ks8851_exit);
+
+MODULE_DESCRIPTION("KS8851 MLL Network driver");
+MODULE_AUTHOR("David Choi <david.choi@micrel.com>");
+MODULE_LICENSE("GPL");
+module_param_named(message, msg_enable, int, 0);
+MODULE_PARM_DESC(message, "Message verbosity level (0=none, 31=all)");
+
diff --git a/drivers/net/ll_temac_main.c b/drivers/net/ll_temac_main.c
index da8d0a0ca94f..f2a197fd47a5 100644
--- a/drivers/net/ll_temac_main.c
+++ b/drivers/net/ll_temac_main.c
@@ -865,7 +865,7 @@ temac_of_probe(struct of_device *op, const struct of_device_id *match)
 	dcrs = dcr_resource_start(np, 0);
 	if (dcrs == 0) {
 		dev_err(&op->dev, "could not get DMA register address\n");
-		goto nodev;;
+		goto nodev;
 	}
 	lp->sdma_dcrs = dcr_map(np, dcrs, dcr_resource_len(np, 0));
 	dev_dbg(&op->dev, "DCR base: %x\n", dcrs);
diff --git a/drivers/net/macb.c b/drivers/net/macb.c
index fb65b427c692..1d0d4d9ab623 100644
--- a/drivers/net/macb.c
+++ b/drivers/net/macb.c
@@ -241,7 +241,7 @@ static int macb_mii_init(struct macb *bp)
 	struct eth_platform_data *pdata;
 	int err = -ENXIO, i;
 
-	/* Enable managment port */
+	/* Enable management port */
 	macb_writel(bp, NCR, MACB_BIT(MPE));
 
 	bp->mii_bus = mdiobus_alloc();
diff --git a/drivers/net/macsonic.c b/drivers/net/macsonic.c
index 61eabcac734c..b3d7d8d77f46 100644
--- a/drivers/net/macsonic.c
+++ b/drivers/net/macsonic.c
@@ -223,69 +223,73 @@ static int __devinit macsonic_init(struct net_device *dev)
 	return 0;
 }
 
-static int __devinit mac_onboard_sonic_ethernet_addr(struct net_device *dev)
+#define INVALID_MAC(mac) (memcmp(mac, "\x08\x00\x07", 3) && \
+                          memcmp(mac, "\x00\xA0\x40", 3) && \
+                          memcmp(mac, "\x00\x80\x19", 3) && \
+                          memcmp(mac, "\x00\x05\x02", 3))
+
+static void __devinit mac_onboard_sonic_ethernet_addr(struct net_device *dev)
 {
 	struct sonic_local *lp = netdev_priv(dev);
 	const int prom_addr = ONBOARD_SONIC_PROM_BASE;
-	int i;
+	unsigned short val;
 
-	/* On NuBus boards we can sometimes look in the ROM resources.
-	   No such luck for comm-slot/onboard. */
-	for(i = 0; i < 6; i++)
-		dev->dev_addr[i] = SONIC_READ_PROM(i);
+	/*
+	 * On NuBus boards we can sometimes look in the ROM resources.
+	 * No such luck for comm-slot/onboard.
+	 * On the PowerBook 520, the PROM base address is a mystery.
+	 */
+	if (hwreg_present((void *)prom_addr)) {
+		int i;
+
+		for (i = 0; i < 6; i++)
+			dev->dev_addr[i] = SONIC_READ_PROM(i);
+		if (!INVALID_MAC(dev->dev_addr))
+			return;
 
-	/* Most of the time, the address is bit-reversed.  The NetBSD
-	   source has a rather long and detailed historical account of
-	   why this is so. */
-	if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) &&
-	    memcmp(dev->dev_addr, "\x00\xA0\x40", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x80\x19", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x05\x02", 3))
+		/*
+		 * Most of the time, the address is bit-reversed. The NetBSD
+		 * source has a rather long and detailed historical account of
+		 * why this is so.
+		 */
 		bit_reverse_addr(dev->dev_addr);
-	else
-		return 0;
-
-	/* If we still have what seems to be a bogus address, we'll
-           look in the CAM.  The top entry should be ours. */
-	/* Danger! This only works if MacOS has already initialized
-           the card... */
-	if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) &&
-	    memcmp(dev->dev_addr, "\x00\xA0\x40", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x80\x19", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x05\x02", 3))
-	{
-		unsigned short val;
-
-		printk(KERN_INFO "macsonic: PROM seems to be wrong, trying CAM entry 15\n");
-
-		SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
-		SONIC_WRITE(SONIC_CEP, 15);
-
-		val = SONIC_READ(SONIC_CAP2);
-		dev->dev_addr[5] = val >> 8;
-		dev->dev_addr[4] = val & 0xff;
-		val = SONIC_READ(SONIC_CAP1);
-		dev->dev_addr[3] = val >> 8;
-		dev->dev_addr[2] = val & 0xff;
-		val = SONIC_READ(SONIC_CAP0);
-		dev->dev_addr[1] = val >> 8;
-		dev->dev_addr[0] = val & 0xff;
-
-		printk(KERN_INFO "HW Address from CAM 15: %pM\n",
-		       dev->dev_addr);
-	} else return 0;
-
-	if (memcmp(dev->dev_addr, "\x08\x00\x07", 3) &&
-	    memcmp(dev->dev_addr, "\x00\xA0\x40", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x80\x19", 3) &&
-	    memcmp(dev->dev_addr, "\x00\x05\x02", 3))
-	{
+		if (!INVALID_MAC(dev->dev_addr))
+			return;
+
 		/*
-		 * Still nonsense ... messed up someplace!
+		 * If we still have what seems to be a bogus address, we'll
+		 * look in the CAM. The top entry should be ours.
 		 */
-		printk(KERN_ERR "macsonic: ERROR (INVALID MAC)\n");
-		return -EIO;
-	} else return 0;
+		printk(KERN_WARNING "macsonic: MAC address in PROM seems "
+		                    "to be invalid, trying CAM\n");
+	} else {
+		printk(KERN_WARNING "macsonic: cannot read MAC address from "
+		                    "PROM, trying CAM\n");
+	}
+
+	/* This only works if MacOS has already initialized the card. */
+
+	SONIC_WRITE(SONIC_CMD, SONIC_CR_RST);
+	SONIC_WRITE(SONIC_CEP, 15);
+
+	val = SONIC_READ(SONIC_CAP2);
+	dev->dev_addr[5] = val >> 8;
+	dev->dev_addr[4] = val & 0xff;
+	val = SONIC_READ(SONIC_CAP1);
+	dev->dev_addr[3] = val >> 8;
+	dev->dev_addr[2] = val & 0xff;
+	val = SONIC_READ(SONIC_CAP0);
+	dev->dev_addr[1] = val >> 8;
+	dev->dev_addr[0] = val & 0xff;
+
+	if (!INVALID_MAC(dev->dev_addr))
+		return;
+
+	/* Still nonsense ... messed up someplace! */
+
+	printk(KERN_WARNING "macsonic: MAC address in CAM entry 15 "
+	                    "seems invalid, will use a random MAC\n");
+	random_ether_addr(dev->dev_addr);
 }
 
 static int __devinit mac_onboard_sonic_probe(struct net_device *dev)
@@ -402,8 +406,7 @@ static int __devinit mac_onboard_sonic_probe(struct net_device *dev)
 	SONIC_WRITE(SONIC_ISR, 0x7fff);
 
 	/* Now look for the MAC address. */
-	if (mac_onboard_sonic_ethernet_addr(dev) != 0)
-		return -ENODEV;
+	mac_onboard_sonic_ethernet_addr(dev);
 
 	/* Shared init code */
 	return macsonic_init(dev);
diff --git a/drivers/net/macvlan.c b/drivers/net/macvlan.c
index 3aabfd9dd212..2490aa39804c 100644
--- a/drivers/net/macvlan.c
+++ b/drivers/net/macvlan.c
@@ -360,6 +360,7 @@ static int macvlan_init(struct net_device *dev)
 	dev->state		= (dev->state & ~MACVLAN_STATE_MASK) |
 				  (lowerdev->state & MACVLAN_STATE_MASK);
 	dev->features 		= lowerdev->features & MACVLAN_FEATURES;
+	dev->gso_max_size	= lowerdev->gso_max_size;
 	dev->iflink		= lowerdev->ifindex;
 	dev->hard_header_len	= lowerdev->hard_header_len;
 
@@ -596,6 +597,7 @@ static int macvlan_device_event(struct notifier_block *unused,
 	case NETDEV_FEAT_CHANGE:
 		list_for_each_entry(vlan, &port->vlans, list) {
 			vlan->dev->features = dev->features & MACVLAN_FEATURES;
+			vlan->dev->gso_max_size = dev->gso_max_size;
 			netdev_features_change(vlan->dev);
 		}
 		break;
diff --git a/drivers/net/meth.c b/drivers/net/meth.c
index 92ceb689b4d4..2af81735386b 100644
--- a/drivers/net/meth.c
+++ b/drivers/net/meth.c
@@ -828,7 +828,7 @@ static int __exit meth_remove(struct platform_device *pdev)
 
 static struct platform_driver meth_driver = {
 	.probe	= meth_probe,
-	.remove	= __devexit_p(meth_remove),
+	.remove	= __exit_p(meth_remove),
 	.driver = {
 		.name	= "meth",
 		.owner	= THIS_MODULE,
diff --git a/drivers/net/mlx4/fw.c b/drivers/net/mlx4/fw.c
index cee199ceba2f..3c16602172fc 100644
--- a/drivers/net/mlx4/fw.c
+++ b/drivers/net/mlx4/fw.c
@@ -33,6 +33,7 @@
  */
 
 #include <linux/mlx4/cmd.h>
+#include <linux/cache.h>
 
 #include "fw.h"
 #include "icm.h"
@@ -698,6 +699,7 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
 #define INIT_HCA_IN_SIZE		 0x200
 #define INIT_HCA_VERSION_OFFSET		 0x000
 #define	 INIT_HCA_VERSION		 2
+#define INIT_HCA_CACHELINE_SZ_OFFSET	 0x0e
 #define INIT_HCA_FLAGS_OFFSET		 0x014
 #define INIT_HCA_QPC_OFFSET		 0x020
 #define	 INIT_HCA_QPC_BASE_OFFSET	 (INIT_HCA_QPC_OFFSET + 0x10)
@@ -735,6 +737,9 @@ int mlx4_INIT_HCA(struct mlx4_dev *dev, struct mlx4_init_hca_param *param)
 
 	*((u8 *) mailbox->buf + INIT_HCA_VERSION_OFFSET) = INIT_HCA_VERSION;
 
+	*((u8 *) mailbox->buf + INIT_HCA_CACHELINE_SZ_OFFSET) =
+		(ilog2(cache_line_size()) - 4) << 5;
+
 #if defined(__LITTLE_ENDIAN)
 	*(inbox + INIT_HCA_FLAGS_OFFSET / 4) &= ~cpu_to_be32(1 << 1);
 #elif defined(__BIG_ENDIAN)
diff --git a/drivers/net/mlx4/main.c b/drivers/net/mlx4/main.c
index 3dd481e77f92..291a505fd4fc 100644
--- a/drivers/net/mlx4/main.c
+++ b/drivers/net/mlx4/main.c
@@ -1282,6 +1282,8 @@ static struct pci_device_id mlx4_pci_table[] = {
 	{ PCI_VDEVICE(MELLANOX, 0x6372) }, /* MT25458 ConnectX EN 10GBASE-T 10GigE */
 	{ PCI_VDEVICE(MELLANOX, 0x675a) }, /* MT25458 ConnectX EN 10GBASE-T+Gen2 10GigE */
 	{ PCI_VDEVICE(MELLANOX, 0x6764) }, /* MT26468 ConnectX EN 10GigE PCIe gen2*/
+	{ PCI_VDEVICE(MELLANOX, 0x6746) }, /* MT26438 ConnectX EN 40GigE PCIe gen2 5GT/s */
+	{ PCI_VDEVICE(MELLANOX, 0x676e) }, /* MT26478 ConnectX2 40GigE PCIe gen2 */
 	{ 0, }
 };
 
diff --git a/drivers/net/myri10ge/myri10ge.c b/drivers/net/myri10ge/myri10ge.c
index 6930c87f362e..f3624517cb0e 100644
--- a/drivers/net/myri10ge/myri10ge.c
+++ b/drivers/net/myri10ge/myri10ge.c
@@ -75,7 +75,7 @@
 #include "myri10ge_mcp.h"
 #include "myri10ge_mcp_gen_header.h"
 
-#define MYRI10GE_VERSION_STR "1.5.0-1.432"
+#define MYRI10GE_VERSION_STR "1.5.1-1.451"
 
 MODULE_DESCRIPTION("Myricom 10G driver (10GbE)");
 MODULE_AUTHOR("Maintainer: help@myri.com");
@@ -1624,10 +1624,21 @@ myri10ge_get_settings(struct net_device *netdev, struct ethtool_cmd *cmd)
 			return 0;
 		}
 	}
-	if (*ptr == 'R' || *ptr == 'Q') {
-		/* We've found either an XFP or quad ribbon fiber */
+	if (*ptr == '2')
+		ptr++;
+	if (*ptr == 'R' || *ptr == 'Q' || *ptr == 'S') {
+		/* We've found either an XFP, quad ribbon fiber, or SFP+ */
 		cmd->port = PORT_FIBRE;
+		cmd->supported |= SUPPORTED_FIBRE;
+		cmd->advertising |= ADVERTISED_FIBRE;
+	} else {
+		cmd->port = PORT_OTHER;
 	}
+	if (*ptr == 'R' || *ptr == 'S')
+		cmd->transceiver = XCVR_EXTERNAL;
+	else
+		cmd->transceiver = XCVR_INTERNAL;
+
 	return 0;
 }
 
diff --git a/drivers/net/netxen/netxen_nic.h b/drivers/net/netxen/netxen_nic.h
index 7384f59df615..e1237b802872 100644
--- a/drivers/net/netxen/netxen_nic.h
+++ b/drivers/net/netxen/netxen_nic.h
@@ -1163,6 +1163,8 @@ struct netxen_adapter {
 	u32 int_vec_bit;
 	u32 heartbit;
 
+	u8 mac_addr[ETH_ALEN];
+
 	struct netxen_adapter_stats stats;
 
 	struct netxen_recv_context recv_ctx;
diff --git a/drivers/net/netxen/netxen_nic_hdr.h b/drivers/net/netxen/netxen_nic_hdr.h
index 7a7177421d7c..17bb3818d84e 100644
--- a/drivers/net/netxen/netxen_nic_hdr.h
+++ b/drivers/net/netxen/netxen_nic_hdr.h
@@ -419,6 +419,7 @@ enum {
 #define NETXEN_CRB_ROMUSB	\
 	NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_ROMUSB)
 #define NETXEN_CRB_I2Q		NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2Q)
+#define NETXEN_CRB_I2C0		NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_I2C0)
 #define NETXEN_CRB_SMB		NETXEN_PCI_CRB_WINDOW(NETXEN_HW_PX_MAP_CRB_SMB)
 #define NETXEN_CRB_MAX		NETXEN_PCI_CRB_WINDOW(64)
 
@@ -544,6 +545,8 @@ enum {
 #define	NETXEN_NIU_TEST_MUX_CTL		(NETXEN_CRB_NIU + 0x00094)
 #define	NETXEN_NIU_XG_PAUSE_CTL		(NETXEN_CRB_NIU + 0x00098)
 #define	NETXEN_NIU_XG_PAUSE_LEVEL	(NETXEN_CRB_NIU + 0x000dc)
+#define	NETXEN_NIU_FRAME_COUNT_SELECT	(NETXEN_CRB_NIU + 0x000ac)
+#define	NETXEN_NIU_FRAME_COUNT		(NETXEN_CRB_NIU + 0x000b0)
 #define	NETXEN_NIU_XG_SEL		(NETXEN_CRB_NIU + 0x00128)
 #define NETXEN_NIU_GB_PAUSE_CTL		(NETXEN_CRB_NIU + 0x0030c)
 
diff --git a/drivers/net/netxen/netxen_nic_hw.c b/drivers/net/netxen/netxen_nic_hw.c
index 32314000dfcd..52a3798d8d94 100644
--- a/drivers/net/netxen/netxen_nic_hw.c
+++ b/drivers/net/netxen/netxen_nic_hw.c
@@ -383,24 +383,51 @@ int netxen_niu_disable_xg_port(struct netxen_adapter *adapter)
 
 int netxen_p2_nic_set_promisc(struct netxen_adapter *adapter, u32 mode)
 {
-	__u32 reg;
+	u32 mac_cfg;
+	u32 cnt = 0;
+	__u32 reg = 0x0200;
 	u32 port = adapter->physical_port;
+	u16 board_type = adapter->ahw.board_type;
 
 	if (port > NETXEN_NIU_MAX_XG_PORTS)
 		return -EINVAL;
 
-	reg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
-	if (mode == NETXEN_NIU_PROMISC_MODE)
-		reg = (reg | 0x2000UL);
-	else
-		reg = (reg & ~0x2000UL);
+	mac_cfg = NXRD32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port));
+	mac_cfg &= ~0x4;
+	NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
-	if (mode == NETXEN_NIU_ALLMULTI_MODE)
-		reg = (reg | 0x1000UL);
-	else
-		reg = (reg & ~0x1000UL);
+	if ((board_type == NETXEN_BRDTYPE_P2_SB31_10G_IMEZ) ||
+			(board_type == NETXEN_BRDTYPE_P2_SB31_10G_HMEZ))
+		reg = (0x20 << port);
+
+	NXWR32(adapter, NETXEN_NIU_FRAME_COUNT_SELECT, reg);
+
+	mdelay(10);
+
+	while (NXRD32(adapter, NETXEN_NIU_FRAME_COUNT) && ++cnt < 20)
+		mdelay(10);
+
+	if (cnt < 20) {
+
+		reg = NXRD32(adapter,
+			NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port));
 
-	NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+		if (mode == NETXEN_NIU_PROMISC_MODE)
+			reg = (reg | 0x2000UL);
+		else
+			reg = (reg & ~0x2000UL);
+
+		if (mode == NETXEN_NIU_ALLMULTI_MODE)
+			reg = (reg | 0x1000UL);
+		else
+			reg = (reg & ~0x1000UL);
+
+		NXWR32(adapter,
+			NETXEN_NIU_XGE_CONFIG_1 + (0x10000 * port), reg);
+	}
+
+	mac_cfg |= 0x4;
+	NXWR32(adapter, NETXEN_NIU_XGE_CONFIG_0 + (0x10000 * port), mac_cfg);
 
 	return 0;
 }
@@ -436,7 +463,7 @@ netxen_nic_enable_mcast_filter(struct netxen_adapter *adapter)
 {
 	u32	val = 0;
 	u16 port = adapter->physical_port;
-	u8 *addr = adapter->netdev->dev_addr;
+	u8 *addr = adapter->mac_addr;
 
 	if (adapter->mc_enabled)
 		return 0;
@@ -465,7 +492,7 @@ netxen_nic_disable_mcast_filter(struct netxen_adapter *adapter)
 {
 	u32	val = 0;
 	u16 port = adapter->physical_port;
-	u8 *addr = adapter->netdev->dev_addr;
+	u8 *addr = adapter->mac_addr;
 
 	if (!adapter->mc_enabled)
 		return 0;
@@ -660,7 +687,7 @@ void netxen_p3_nic_set_multi(struct net_device *netdev)
 
 	list_splice_tail_init(&adapter->mac_list, &del_list);
 
-	nx_p3_nic_add_mac(adapter, netdev->dev_addr, &del_list);
+	nx_p3_nic_add_mac(adapter, adapter->mac_addr, &del_list);
 	nx_p3_nic_add_mac(adapter, bcast_addr, &del_list);
 
 	if (netdev->flags & IFF_PROMISC) {
@@ -1901,22 +1928,16 @@ netxen_setup_hwops(struct netxen_adapter *adapter)
 
 int netxen_nic_get_board_info(struct netxen_adapter *adapter)
 {
-	int offset, board_type, magic, header_version;
+	int offset, board_type, magic;
 	struct pci_dev *pdev = adapter->pdev;
 
 	offset = NX_FW_MAGIC_OFFSET;
 	if (netxen_rom_fast_read(adapter, offset, &magic))
 		return -EIO;
 
-	offset = NX_HDR_VERSION_OFFSET;
-	if (netxen_rom_fast_read(adapter, offset, &header_version))
-		return -EIO;
-
-	if (magic != NETXEN_BDINFO_MAGIC ||
-			header_version != NETXEN_BDINFO_VERSION) {
-		dev_err(&pdev->dev,
-			"invalid board config, magic=%08x, version=%08x\n",
-			magic, header_version);
+	if (magic != NETXEN_BDINFO_MAGIC) {
+		dev_err(&pdev->dev, "invalid board config, magic=%08x\n",
+			magic);
 		return -EIO;
 	}
 
diff --git a/drivers/net/netxen/netxen_nic_init.c b/drivers/net/netxen/netxen_nic_init.c
index 91c2bc61c8eb..8a0904368e08 100644
--- a/drivers/net/netxen/netxen_nic_init.c
+++ b/drivers/net/netxen/netxen_nic_init.c
@@ -531,6 +531,8 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
 			continue;
 
 		if (NX_IS_REVISION_P3(adapter->ahw.revision_id)) {
+			if (off == (NETXEN_CRB_I2C0 + 0x1c))
+				continue;
 			/* do not reset PCI */
 			if (off == (ROMUSB_GLB + 0xbc))
 				continue;
@@ -542,6 +544,8 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
 				continue;
 			if (off == (ROMUSB_GLB + 0x1c)) /* MS clock */
 				continue;
+			if ((off & 0x0ff00000) == NETXEN_CRB_DDR_NET)
+				continue;
 			if (off == (NETXEN_CRB_PEG_NET_1 + 0x18))
 				buf[i].data = 0x1020;
 			/* skip the function enable register */
@@ -553,12 +557,6 @@ int netxen_pinit_from_rom(struct netxen_adapter *adapter, int verbose)
 				continue;
 		}
 
-		if (off == NETXEN_ADDR_ERROR) {
-			printk(KERN_ERR "%s: Err: Unknown addr: 0x%08x\n",
-					netxen_nic_driver_name, buf[i].addr);
-			continue;
-		}
-
 		init_delay = 1;
 		/* After writing this register, HW needs time for CRB */
 		/* to quiet down (else crb_window returns 0xffffffff) */
diff --git a/drivers/net/netxen/netxen_nic_main.c b/drivers/net/netxen/netxen_nic_main.c
index f7bdde111dfc..3bf78dbfbf0f 100644
--- a/drivers/net/netxen/netxen_nic_main.c
+++ b/drivers/net/netxen/netxen_nic_main.c
@@ -437,6 +437,7 @@ netxen_read_mac_addr(struct netxen_adapter *adapter)
 		netdev->dev_addr[i] = *(p + 5 - i);
 
 	memcpy(netdev->perm_addr, netdev->dev_addr, netdev->addr_len);
+	memcpy(adapter->mac_addr, netdev->dev_addr, netdev->addr_len);
 
 	/* set station address */
 
@@ -459,6 +460,7 @@ int netxen_nic_set_mac(struct net_device *netdev, void *p)
 		netxen_napi_disable(adapter);
 	}
 
+	memcpy(adapter->mac_addr, addr->sa_data, netdev->addr_len);
 	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
 	adapter->macaddr_set(adapter, addr->sa_data);
 
@@ -595,7 +597,8 @@ netxen_setup_pci_map(struct netxen_adapter *adapter)
 	void __iomem *mem_ptr2 = NULL;
 	void __iomem *db_ptr = NULL;
 
-	unsigned long mem_base, mem_len, db_base, db_len = 0, pci_len0 = 0;
+	resource_size_t mem_base, db_base;
+	unsigned long mem_len, db_len = 0, pci_len0 = 0;
 
 	struct pci_dev *pdev = adapter->pdev;
 	int pci_func = adapter->ahw.pci_func;
@@ -955,7 +958,7 @@ netxen_nic_up(struct netxen_adapter *adapter, struct net_device *netdev)
 		return err;
 	}
 	if (NX_IS_REVISION_P2(adapter->ahw.revision_id))
-		adapter->macaddr_set(adapter, netdev->dev_addr);
+		adapter->macaddr_set(adapter, adapter->mac_addr);
 
 	adapter->set_multi(netdev);
 	adapter->set_mtu(adapter, netdev->mtu);
@@ -1469,6 +1472,7 @@ netxen_nic_resume(struct pci_dev *pdev)
 	}
 
 	netxen_schedule_work(adapter, netxen_fw_poll_work, FW_POLL_DELAY);
+	return 0;
 
 err_out_detach:
 	netxen_nic_detach(adapter);
@@ -1713,7 +1717,7 @@ netxen_nic_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
 	/* 4 fragments per cmd des */
 	no_of_desc = (frag_count + 3) >> 2;
 
-	if (unlikely(no_of_desc + 2) > netxen_tx_avail(tx_ring)) {
+	if (unlikely(no_of_desc + 2 > netxen_tx_avail(tx_ring))) {
 		netif_stop_queue(netdev);
 		return NETDEV_TX_BUSY;
 	}
@@ -1903,12 +1907,13 @@ static void netxen_tx_timeout_task(struct work_struct *work)
 
 		netif_wake_queue(adapter->netdev);
 
-		goto done;
+		clear_bit(__NX_RESETTING, &adapter->state);
 
 	} else {
+		clear_bit(__NX_RESETTING, &adapter->state);
 		if (!netxen_nic_reset_context(adapter)) {
 			adapter->netdev->trans_start = jiffies;
-			goto done;
+			return;
 		}
 
 		/* context reset failed, fall through for fw reset */
@@ -1916,7 +1921,6 @@ static void netxen_tx_timeout_task(struct work_struct *work)
 
 request_reset:
 	adapter->need_fw_reset = 1;
-done:
 	clear_bit(__NX_RESETTING, &adapter->state);
 }
 
diff --git a/drivers/net/ni52.c b/drivers/net/ni52.c
index bd0ac690d12c..aad3b370c562 100644
--- a/drivers/net/ni52.c
+++ b/drivers/net/ni52.c
@@ -615,10 +615,10 @@ static int init586(struct net_device *dev)
 	/* addr_len |!src_insert |pre-len |loopback */
 	writeb(0x2e, &cfg_cmd->adr_len);
 	writeb(0x00, &cfg_cmd->priority);
-	writeb(0x60, &cfg_cmd->ifs);;
+	writeb(0x60, &cfg_cmd->ifs);
 	writeb(0x00, &cfg_cmd->time_low);
 	writeb(0xf2, &cfg_cmd->time_high);
-	writeb(0x00, &cfg_cmd->promisc);;
+	writeb(0x00, &cfg_cmd->promisc);
 	if (dev->flags & IFF_ALLMULTI) {
 		int len = ((char __iomem *)p->iscp - (char __iomem *)ptr - 8) / 6;
 		if (num_addrs > len) {
diff --git a/drivers/net/niu.c b/drivers/net/niu.c
index 76cc2614f480..d6c7ac68f6ea 100644
--- a/drivers/net/niu.c
+++ b/drivers/net/niu.c
@@ -3545,7 +3545,7 @@ static int niu_process_rx_pkt(struct napi_struct *napi, struct niu *np,
 	rp->rcr_index = index;
 
 	skb_reserve(skb, NET_IP_ALIGN);
-	__pskb_pull_tail(skb, min(len, NIU_RXPULL_MAX));
+	__pskb_pull_tail(skb, min(len, VLAN_ETH_HLEN));
 
 	rp->rx_packets++;
 	rp->rx_bytes += skb->len;
@@ -5615,7 +5615,7 @@ static void niu_init_tx_mac(struct niu *np)
 	/* The XMAC_MIN register only accepts values for TX min which
 	 * have the low 3 bits cleared.
 	 */
-	BUILD_BUG_ON(min & 0x7);
+	BUG_ON(min & 0x7);
 
 	if (np->flags & NIU_FLAGS_XMAC)
 		niu_init_tx_xmac(np, min, max);
diff --git a/drivers/net/ns83820.c b/drivers/net/ns83820.c
index c594e1946476..57fd483dbb1f 100644
--- a/drivers/net/ns83820.c
+++ b/drivers/net/ns83820.c
@@ -111,6 +111,7 @@
 #include <linux/compiler.h>
 #include <linux/prefetch.h>
 #include <linux/ethtool.h>
+#include <linux/sched.h>
 #include <linux/timer.h>
 #include <linux/if_vlan.h>
 #include <linux/rtnetlink.h>
diff --git a/drivers/net/pasemi_mac_ethtool.c b/drivers/net/pasemi_mac_ethtool.c
index 064a4fe1dd90..28a86224879d 100644
--- a/drivers/net/pasemi_mac_ethtool.c
+++ b/drivers/net/pasemi_mac_ethtool.c
@@ -71,6 +71,9 @@ pasemi_mac_ethtool_get_settings(struct net_device *netdev,
 	struct pasemi_mac *mac = netdev_priv(netdev);
 	struct phy_device *phydev = mac->phydev;
 
+	if (!phydev)
+		return -EOPNOTSUPP;
+
 	return phy_ethtool_gset(phydev, cmd);
 }
 
diff --git a/drivers/net/pcmcia/3c574_cs.c b/drivers/net/pcmcia/3c574_cs.c
index ee8ad3e180dd..b58965a2b3ae 100644
--- a/drivers/net/pcmcia/3c574_cs.c
+++ b/drivers/net/pcmcia/3c574_cs.c
@@ -251,6 +251,7 @@ static void el3_tx_timeout(struct net_device *dev);
 static int el3_ioctl(struct net_device *dev, struct ifreq *rq, int cmd);
 static const struct ethtool_ops netdev_ethtool_ops;
 static void set_rx_mode(struct net_device *dev);
+static void set_multicast_list(struct net_device *dev);
 
 static void tc574_detach(struct pcmcia_device *p_dev);
 
@@ -266,7 +267,7 @@ static const struct net_device_ops el3_netdev_ops = {
 	.ndo_tx_timeout 	= el3_tx_timeout,
 	.ndo_get_stats		= el3_get_stats,
 	.ndo_do_ioctl		= el3_ioctl,
-	.ndo_set_multicast_list = set_rx_mode,
+	.ndo_set_multicast_list = set_multicast_list,
 	.ndo_change_mtu		= eth_change_mtu,
 	.ndo_set_mac_address 	= eth_mac_addr,
 	.ndo_validate_addr	= eth_validate_addr,
@@ -1161,6 +1162,16 @@ static void set_rx_mode(struct net_device *dev)
 		outw(SetRxFilter | RxStation | RxBroadcast, ioaddr + EL3_CMD);
 }
 
+static void set_multicast_list(struct net_device *dev)
+{
+	struct el3_private *lp = netdev_priv(dev);
+	unsigned long flags;
+
+	spin_lock_irqsave(&lp->window_lock, flags);
+	set_rx_mode(dev);
+	spin_unlock_irqrestore(&lp->window_lock, flags);
+}
+
 static int el3_close(struct net_device *dev)
 {
 	unsigned int ioaddr = dev->base_addr;
diff --git a/drivers/net/pcmcia/pcnet_cs.c b/drivers/net/pcmcia/pcnet_cs.c
index 97db1c732342..94c9ad2746bc 100644
--- a/drivers/net/pcmcia/pcnet_cs.c
+++ b/drivers/net/pcmcia/pcnet_cs.c
@@ -340,12 +340,11 @@ static hw_info_t *get_hwinfo(struct pcmcia_device *link)
 	base = &virt[hw_info[i].offset & (req.Size-1)];
 	if ((readb(base+0) == hw_info[i].a0) &&
 	    (readb(base+2) == hw_info[i].a1) &&
-	    (readb(base+4) == hw_info[i].a2))
-	    break;
-    }
-    if (i < NR_INFO) {
-	for (j = 0; j < 6; j++)
-	    dev->dev_addr[j] = readb(base + (j<<1));
+	    (readb(base+4) == hw_info[i].a2)) {
+		for (j = 0; j < 6; j++)
+		    dev->dev_addr[j] = readb(base + (j<<1));
+		break;
+	}
     }
 
     iounmap(virt);
@@ -1755,14 +1754,14 @@ static struct pcmcia_device_id pcnet_ids[] = {
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(0, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
-	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
-	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
-	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(0, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "cis/DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(0, "NSC MF LAN/Modem", 0x58fc6056, "cis/DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(0, 0x0175, 0x0000, "cis/DP83903.cis"),
 	PCMCIA_DEVICE_CIS_MANF_CARD(0xc00f, 0x0002, "cis/LA-PCM.cis"),
 	PCMCIA_DEVICE_CIS_PROD_ID12("KTI", "PE520 PLUS", 0xad180345, 0x9d58d392, "PE520.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "NE2K.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID12("PMX   ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "PE-200.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "tamarack.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID12("NDC", "Ethernet", 0x01c43ae1, 0x00b2e941, "cis/NE2K.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID12("PMX   ", "PE-200", 0x34f3f1c8, 0x10b59f8c, "cis/PE-200.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID12("TAMARACK", "Ethernet", 0xcf434fba, 0x00b2e941, "cis/tamarack.cis"),
 	PCMCIA_DEVICE_PROD_ID12("Ethernet", "CF Size PC Card", 0x00b2e941, 0x43ac239b),
 	PCMCIA_DEVICE_PROD_ID123("Fast Ethernet", "CF Size PC Card", "1.0",
 		0xb4be14e3, 0x43ac239b, 0x0877b627),
diff --git a/drivers/net/pcnet32.c b/drivers/net/pcnet32.c
index 6d28b18e7e28..c1b3f09f452c 100644
--- a/drivers/net/pcnet32.c
+++ b/drivers/net/pcnet32.c
@@ -31,6 +31,7 @@ static const char *const version =
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/errno.h>
 #include <linux/ioport.h>
diff --git a/drivers/net/phy/mdio-gpio.c b/drivers/net/phy/mdio-gpio.c
index 250e10f2c35b..35897134a5dd 100644
--- a/drivers/net/phy/mdio-gpio.c
+++ b/drivers/net/phy/mdio-gpio.c
@@ -139,7 +139,7 @@ out:
 	return NULL;
 }
 
-static void __devinit mdio_gpio_bus_deinit(struct device *dev)
+static void mdio_gpio_bus_deinit(struct device *dev)
 {
 	struct mii_bus *bus = dev_get_drvdata(dev);
 	struct mdio_gpio_info *bitbang = bus->priv;
@@ -238,6 +238,7 @@ static struct of_device_id mdio_ofgpio_match[] = {
 	},
 	{},
 };
+MODULE_DEVICE_TABLE(of, mdio_ofgpio_match);
 
 static struct of_platform_driver mdio_ofgpio_driver = {
 	.name = "mdio-gpio",
diff --git a/drivers/net/ppp_generic.c b/drivers/net/ppp_generic.c
index 9bf2a6be9031..965adb6174c3 100644
--- a/drivers/net/ppp_generic.c
+++ b/drivers/net/ppp_generic.c
@@ -1944,8 +1944,15 @@ ppp_receive_mp_frame(struct ppp *ppp, struct sk_buff *skb, struct channel *pch)
 	}
 
 	/* Pull completed packets off the queue and receive them. */
-	while ((skb = ppp_mp_reconstruct(ppp)))
-		ppp_receive_nonmp_frame(ppp, skb);
+	while ((skb = ppp_mp_reconstruct(ppp))) {
+		if (pskb_may_pull(skb, 2))
+			ppp_receive_nonmp_frame(ppp, skb);
+		else {
+			++ppp->dev->stats.rx_length_errors;
+			kfree_skb(skb);
+			ppp_receive_error(ppp);
+		}
+	}
 
 	return;
 
diff --git a/drivers/net/pppoe.c b/drivers/net/pppoe.c
index 7cbf6f9b51de..2559991eea6a 100644
--- a/drivers/net/pppoe.c
+++ b/drivers/net/pppoe.c
@@ -111,9 +111,6 @@ struct pppoe_net {
 	rwlock_t hash_lock;
 };
 
-/* to eliminate a race btw pppoe_flush_dev and pppoe_release */
-static DEFINE_SPINLOCK(flush_lock);
-
 /*
  * PPPoE could be in the following stages:
  * 1) Discovery stage (to obtain remote MAC and Session ID)
@@ -303,45 +300,48 @@ static void pppoe_flush_dev(struct net_device *dev)
 	write_lock_bh(&pn->hash_lock);
 	for (i = 0; i < PPPOE_HASH_SIZE; i++) {
 		struct pppox_sock *po = pn->hash_table[i];
+		struct sock *sk;
 
-		while (po != NULL) {
-			struct sock *sk;
-			if (po->pppoe_dev != dev) {
+		while (po) {
+			while (po && po->pppoe_dev != dev) {
 				po = po->next;
-				continue;
 			}
+
+			if (!po)
+				break;
+
 			sk = sk_pppox(po);
-			spin_lock(&flush_lock);
-			po->pppoe_dev = NULL;
-			spin_unlock(&flush_lock);
-			dev_put(dev);
 
 			/* We always grab the socket lock, followed by the
-			 * hash_lock, in that order.  Since we should
-			 * hold the sock lock while doing any unbinding,
-			 * we need to release the lock we're holding.
-			 * Hold a reference to the sock so it doesn't disappear
-			 * as we're jumping between locks.
+			 * hash_lock, in that order.  Since we should hold the
+			 * sock lock while doing any unbinding, we need to
+			 * release the lock we're holding.  Hold a reference to
+			 * the sock so it doesn't disappear as we're jumping
+			 * between locks.
 			 */
 
 			sock_hold(sk);
-
 			write_unlock_bh(&pn->hash_lock);
 			lock_sock(sk);
 
-			if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
+			if (po->pppoe_dev == dev
+			    && sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
 				pppox_unbind_sock(sk);
 				sk->sk_state = PPPOX_ZOMBIE;
 				sk->sk_state_change(sk);
+				po->pppoe_dev = NULL;
+				dev_put(dev);
 			}
 
 			release_sock(sk);
 			sock_put(sk);
 
-			/* Restart scan at the beginning of this hash chain.
-			 * While the lock was dropped the chain contents may
-			 * have changed.
+			/* Restart the process from the start of the current
+			 * hash chain. We dropped locks so the world may have
+			 * change from underneath us.
 			 */
+
+			BUG_ON(pppoe_pernet(dev_net(dev)) == NULL);
 			write_lock_bh(&pn->hash_lock);
 			po = pn->hash_table[i];
 		}
@@ -388,11 +388,16 @@ static int pppoe_rcv_core(struct sock *sk, struct sk_buff *skb)
 	struct pppox_sock *po = pppox_sk(sk);
 	struct pppox_sock *relay_po;
 
+	/* Backlog receive. Semantics of backlog rcv preclude any code from
+	 * executing in lock_sock()/release_sock() bounds; meaning sk->sk_state
+	 * can't change.
+	 */
+
 	if (sk->sk_state & PPPOX_BOUND) {
 		ppp_input(&po->chan, skb);
 	} else if (sk->sk_state & PPPOX_RELAY) {
-		relay_po = get_item_by_addr(dev_net(po->pppoe_dev),
-						&po->pppoe_relay);
+		relay_po = get_item_by_addr(sock_net(sk),
+					    &po->pppoe_relay);
 		if (relay_po == NULL)
 			goto abort_kfree;
 
@@ -447,6 +452,10 @@ static int pppoe_rcv(struct sk_buff *skb, struct net_device *dev,
 		goto drop;
 
 	pn = pppoe_pernet(dev_net(dev));
+
+	/* Note that get_item does a sock_hold(), so sk_pppox(po)
+	 * is known to be safe.
+	 */
 	po = get_item(pn, ph->sid, eth_hdr(skb)->h_source, dev->ifindex);
 	if (!po)
 		goto drop;
@@ -561,6 +570,7 @@ static int pppoe_release(struct socket *sock)
 	struct sock *sk = sock->sk;
 	struct pppox_sock *po;
 	struct pppoe_net *pn;
+	struct net *net = NULL;
 
 	if (!sk)
 		return 0;
@@ -571,44 +581,28 @@ static int pppoe_release(struct socket *sock)
 		return -EBADF;
 	}
 
+	po = pppox_sk(sk);
+
+	if (sk->sk_state & (PPPOX_CONNECTED | PPPOX_BOUND)) {
+		dev_put(po->pppoe_dev);
+		po->pppoe_dev = NULL;
+	}
+
 	pppox_unbind_sock(sk);
 
 	/* Signal the death of the socket. */
 	sk->sk_state = PPPOX_DEAD;
 
-	/*
-	 * pppoe_flush_dev could lead to a race with
-	 * this routine so we use flush_lock to eliminate
-	 * such a case (we only need per-net specific data)
-	 */
-	spin_lock(&flush_lock);
-	po = pppox_sk(sk);
-	if (!po->pppoe_dev) {
-		spin_unlock(&flush_lock);
-		goto out;
-	}
-	pn = pppoe_pernet(dev_net(po->pppoe_dev));
-	spin_unlock(&flush_lock);
+	net = sock_net(sk);
+	pn = pppoe_pernet(net);
 
 	/*
 	 * protect "po" from concurrent updates
 	 * on pppoe_flush_dev
 	 */
-	write_lock_bh(&pn->hash_lock);
+	delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote,
+		    po->pppoe_ifindex);
 
-	po = pppox_sk(sk);
-	if (stage_session(po->pppoe_pa.sid))
-		__delete_item(pn, po->pppoe_pa.sid, po->pppoe_pa.remote,
-				po->pppoe_ifindex);
-
-	if (po->pppoe_dev) {
-		dev_put(po->pppoe_dev);
-		po->pppoe_dev = NULL;
-	}
-
-	write_unlock_bh(&pn->hash_lock);
-
-out:
 	sock_orphan(sk);
 	sock->sk = NULL;
 
@@ -625,8 +619,9 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 	struct sock *sk = sock->sk;
 	struct sockaddr_pppox *sp = (struct sockaddr_pppox *)uservaddr;
 	struct pppox_sock *po = pppox_sk(sk);
-	struct net_device *dev;
+	struct net_device *dev = NULL;
 	struct pppoe_net *pn;
+	struct net *net = NULL;
 	int error;
 
 	lock_sock(sk);
@@ -652,12 +647,14 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 	/* Delete the old binding */
 	if (stage_session(po->pppoe_pa.sid)) {
 		pppox_unbind_sock(sk);
+		pn = pppoe_pernet(sock_net(sk));
+		delete_item(pn, po->pppoe_pa.sid,
+			    po->pppoe_pa.remote, po->pppoe_ifindex);
 		if (po->pppoe_dev) {
-			pn = pppoe_pernet(dev_net(po->pppoe_dev));
-			delete_item(pn, po->pppoe_pa.sid,
-				po->pppoe_pa.remote, po->pppoe_ifindex);
 			dev_put(po->pppoe_dev);
+			po->pppoe_dev = NULL;
 		}
+
 		memset(sk_pppox(po) + 1, 0,
 		       sizeof(struct pppox_sock) - sizeof(struct sock));
 		sk->sk_state = PPPOX_NONE;
@@ -666,16 +663,15 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 	/* Re-bind in session stage only */
 	if (stage_session(sp->sa_addr.pppoe.sid)) {
 		error = -ENODEV;
-		dev = dev_get_by_name(sock_net(sk), sp->sa_addr.pppoe.dev);
+		net = sock_net(sk);
+		dev = dev_get_by_name(net, sp->sa_addr.pppoe.dev);
 		if (!dev)
-			goto end;
+			goto err_put;
 
 		po->pppoe_dev = dev;
 		po->pppoe_ifindex = dev->ifindex;
-		pn = pppoe_pernet(dev_net(dev));
-		write_lock_bh(&pn->hash_lock);
+		pn = pppoe_pernet(net);
 		if (!(dev->flags & IFF_UP)) {
-			write_unlock_bh(&pn->hash_lock);
 			goto err_put;
 		}
 
@@ -683,6 +679,7 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 		       &sp->sa_addr.pppoe,
 		       sizeof(struct pppoe_addr));
 
+		write_lock_bh(&pn->hash_lock);
 		error = __set_item(pn, po);
 		write_unlock_bh(&pn->hash_lock);
 		if (error < 0)
@@ -696,8 +693,11 @@ static int pppoe_connect(struct socket *sock, struct sockaddr *uservaddr,
 		po->chan.ops = &pppoe_chan_ops;
 
 		error = ppp_register_net_channel(dev_net(dev), &po->chan);
-		if (error)
+		if (error) {
+			delete_item(pn, po->pppoe_pa.sid,
+				    po->pppoe_pa.remote, po->pppoe_ifindex);
 			goto err_put;
+		}
 
 		sk->sk_state = PPPOX_CONNECTED;
 	}
@@ -915,6 +915,14 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb)
 	struct pppoe_hdr *ph;
 	int data_len = skb->len;
 
+	/* The higher-level PPP code (ppp_unregister_channel()) ensures the PPP
+	 * xmit operations conclude prior to an unregistration call.  Thus
+	 * sk->sk_state cannot change, so we don't need to do lock_sock().
+	 * But, we also can't do a lock_sock since that introduces a potential
+	 * deadlock as we'd reverse the lock ordering used when calling
+	 * ppp_unregister_channel().
+	 */
+
 	if (sock_flag(sk, SOCK_DEAD) || !(sk->sk_state & PPPOX_CONNECTED))
 		goto abort;
 
@@ -944,7 +952,6 @@ static int __pppoe_xmit(struct sock *sk, struct sk_buff *skb)
 			po->pppoe_pa.remote, NULL, data_len);
 
 	dev_queue_xmit(skb);
-
 	return 1;
 
 abort:
diff --git a/drivers/net/pppol2tp.c b/drivers/net/pppol2tp.c
index cc394d073755..5910df60c93e 100644
--- a/drivers/net/pppol2tp.c
+++ b/drivers/net/pppol2tp.c
@@ -2179,7 +2179,7 @@ static int pppol2tp_session_setsockopt(struct sock *sk,
  * session or the special tunnel type.
  */
 static int pppol2tp_setsockopt(struct socket *sock, int level, int optname,
-			       char __user *optval, int optlen)
+			       char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct pppol2tp_session *session = sk->sk_user_data;
diff --git a/drivers/net/qlge/qlge.h b/drivers/net/qlge/qlge.h
index a9845a2f243f..c2383adcd527 100644
--- a/drivers/net/qlge/qlge.h
+++ b/drivers/net/qlge/qlge.h
@@ -9,6 +9,7 @@
 
 #include <linux/pci.h>
 #include <linux/netdevice.h>
+#include <linux/rtnetlink.h>
 
 /*
  * General definitions...
@@ -94,6 +95,7 @@ enum {
 
 	/* Misc. stuff */
 	MAILBOX_COUNT = 16,
+	MAILBOX_TIMEOUT = 5,
 
 	PROC_ADDR_RDY = (1 << 31),
 	PROC_ADDR_R = (1 << 30),
@@ -135,9 +137,9 @@ enum {
 	RST_FO_TFO = (1 << 0),
 	RST_FO_RR_MASK = 0x00060000,
 	RST_FO_RR_CQ_CAM = 0x00000000,
-	RST_FO_RR_DROP = 0x00000001,
-	RST_FO_RR_DQ = 0x00000002,
-	RST_FO_RR_RCV_FUNC_CQ = 0x00000003,
+	RST_FO_RR_DROP = 0x00000002,
+	RST_FO_RR_DQ = 0x00000004,
+	RST_FO_RR_RCV_FUNC_CQ = 0x00000006,
 	RST_FO_FRB = (1 << 12),
 	RST_FO_MOP = (1 << 13),
 	RST_FO_REG = (1 << 14),
@@ -802,6 +804,12 @@ enum {
 	MB_CMD_SET_PORT_CFG = 0x00000122,
 	MB_CMD_GET_PORT_CFG = 0x00000123,
 	MB_CMD_GET_LINK_STS = 0x00000124,
+	MB_CMD_SET_MGMNT_TFK_CTL = 0x00000160, /* Set Mgmnt Traffic Control */
+	MB_SET_MPI_TFK_STOP = (1 << 0),
+	MB_SET_MPI_TFK_RESUME = (1 << 1),
+	MB_CMD_GET_MGMNT_TFK_CTL = 0x00000161, /* Get Mgmnt Traffic Control */
+	MB_GET_MPI_TFK_STOPPED = (1 << 0),
+	MB_GET_MPI_TFK_FIFO_EMPTY = (1 << 1),
 
 	/* Mailbox Command Status. */
 	MB_CMD_STS_GOOD = 0x00004000,	/* Success. */
@@ -1167,7 +1175,7 @@ struct ricb {
 #define RSS_RI6 0x40
 #define RSS_RT6 0x80
 	__le16 mask;
-	__le32 hash_cq_id[256];
+	u8 hash_cq_id[1024];
 	__le32 ipv6_hash_key[10];
 	__le32 ipv4_hash_key[4];
 } __attribute((packed));
@@ -1381,15 +1389,15 @@ struct intr_context {
 
 /* adapter flags definitions. */
 enum {
-	QL_ADAPTER_UP = (1 << 0),	/* Adapter has been brought up. */
-	QL_LEGACY_ENABLED = (1 << 3),
-	QL_MSI_ENABLED = (1 << 3),
-	QL_MSIX_ENABLED = (1 << 4),
-	QL_DMA64 = (1 << 5),
-	QL_PROMISCUOUS = (1 << 6),
-	QL_ALLMULTI = (1 << 7),
-	QL_PORT_CFG = (1 << 8),
-	QL_CAM_RT_SET = (1 << 9),
+	QL_ADAPTER_UP = 0,	/* Adapter has been brought up. */
+	QL_LEGACY_ENABLED = 1,
+	QL_MSI_ENABLED = 2,
+	QL_MSIX_ENABLED = 3,
+	QL_DMA64 = 4,
+	QL_PROMISCUOUS = 5,
+	QL_ALLMULTI = 6,
+	QL_PORT_CFG = 7,
+	QL_CAM_RT_SET = 8,
 };
 
 /* link_status bit definitions */
@@ -1477,7 +1485,6 @@ struct ql_adapter {
 	u32 mailbox_in;
 	u32 mailbox_out;
 	struct mbox_params idc_mbc;
-	struct mutex	mpi_mutex;
 
 	int tx_ring_size;
 	int rx_ring_size;
@@ -1606,6 +1613,8 @@ int ql_read_mpi_reg(struct ql_adapter *qdev, u32 reg, u32 *data);
 int ql_mb_about_fw(struct ql_adapter *qdev);
 void ql_link_on(struct ql_adapter *qdev);
 void ql_link_off(struct ql_adapter *qdev);
+int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control);
+int ql_wait_fifo_empty(struct ql_adapter *qdev);
 
 #if 1
 #define QL_ALL_DUMP
diff --git a/drivers/net/qlge/qlge_ethtool.c b/drivers/net/qlge/qlge_ethtool.c
index 68f9bd280f86..52073946bce3 100644
--- a/drivers/net/qlge/qlge_ethtool.c
+++ b/drivers/net/qlge/qlge_ethtool.c
@@ -45,7 +45,6 @@ static int ql_update_ring_coalescing(struct ql_adapter *qdev)
 	if (!netif_running(qdev->ndev))
 		return status;
 
-	spin_lock(&qdev->hw_lock);
 	/* Skip the default queue, and update the outbound handler
 	 * queues if they changed.
 	 */
@@ -92,7 +91,6 @@ static int ql_update_ring_coalescing(struct ql_adapter *qdev)
 		}
 	}
 exit:
-	spin_unlock(&qdev->hw_lock);
 	return status;
 }
 
diff --git a/drivers/net/qlge/qlge_main.c b/drivers/net/qlge/qlge_main.c
index 220529257828..a2fc70a0d0cc 100644
--- a/drivers/net/qlge/qlge_main.c
+++ b/drivers/net/qlge/qlge_main.c
@@ -34,7 +34,6 @@
 #include <linux/etherdevice.h>
 #include <linux/ethtool.h>
 #include <linux/skbuff.h>
-#include <linux/rtnetlink.h>
 #include <linux/if_vlan.h>
 #include <linux/delay.h>
 #include <linux/mm.h>
@@ -321,6 +320,37 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
 
 	switch (type) {
 	case MAC_ADDR_TYPE_MULTI_MAC:
+		{
+			u32 upper = (addr[0] << 8) | addr[1];
+			u32 lower = (addr[2] << 24) | (addr[3] << 16) |
+					(addr[4] << 8) | (addr[5]);
+
+			status =
+				ql_wait_reg_rdy(qdev,
+				MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+			if (status)
+				goto exit;
+			ql_write32(qdev, MAC_ADDR_IDX, (offset++) |
+				(index << MAC_ADDR_IDX_SHIFT) |
+				type | MAC_ADDR_E);
+			ql_write32(qdev, MAC_ADDR_DATA, lower);
+			status =
+				ql_wait_reg_rdy(qdev,
+				MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+			if (status)
+				goto exit;
+			ql_write32(qdev, MAC_ADDR_IDX, (offset++) |
+				(index << MAC_ADDR_IDX_SHIFT) |
+				type | MAC_ADDR_E);
+
+			ql_write32(qdev, MAC_ADDR_DATA, upper);
+			status =
+				ql_wait_reg_rdy(qdev,
+				MAC_ADDR_IDX, MAC_ADDR_MW, 0);
+			if (status)
+				goto exit;
+			break;
+		}
 	case MAC_ADDR_TYPE_CAM_MAC:
 		{
 			u32 cam_output;
@@ -366,16 +396,14 @@ static int ql_set_mac_addr_reg(struct ql_adapter *qdev, u8 *addr, u32 type,
 			   and possibly the function id.  Right now we hardcode
 			   the route field to NIC core.
 			 */
-			if (type == MAC_ADDR_TYPE_CAM_MAC) {
-				cam_output = (CAM_OUT_ROUTE_NIC |
-					      (qdev->
-					       func << CAM_OUT_FUNC_SHIFT) |
-						(0 << CAM_OUT_CQ_ID_SHIFT));
-				if (qdev->vlgrp)
-					cam_output |= CAM_OUT_RV;
-				/* route to NIC core */
-				ql_write32(qdev, MAC_ADDR_DATA, cam_output);
-			}
+			cam_output = (CAM_OUT_ROUTE_NIC |
+				      (qdev->
+				       func << CAM_OUT_FUNC_SHIFT) |
+					(0 << CAM_OUT_CQ_ID_SHIFT));
+			if (qdev->vlgrp)
+				cam_output |= CAM_OUT_RV;
+			/* route to NIC core */
+			ql_write32(qdev, MAC_ADDR_DATA, cam_output);
 			break;
 		}
 	case MAC_ADDR_TYPE_VLAN:
@@ -547,14 +575,14 @@ static int ql_set_routing_reg(struct ql_adapter *qdev, u32 index, u32 mask,
 		}
 	case RT_IDX_MCAST:	/* Pass up All Multicast frames. */
 		{
-			value = RT_IDX_DST_CAM_Q |	/* dest */
+			value = RT_IDX_DST_DFLT_Q |	/* dest */
 			    RT_IDX_TYPE_NICQ |	/* type */
 			    (RT_IDX_ALLMULTI_SLOT << RT_IDX_IDX_SHIFT);/* index */
 			break;
 		}
 	case RT_IDX_MCAST_MATCH:	/* Pass up matched Multicast frames. */
 		{
-			value = RT_IDX_DST_CAM_Q |	/* dest */
+			value = RT_IDX_DST_DFLT_Q |	/* dest */
 			    RT_IDX_TYPE_NICQ |	/* type */
 			    (RT_IDX_MCAST_MATCH_SLOT << RT_IDX_IDX_SHIFT);/* index */
 			break;
@@ -1926,12 +1954,10 @@ static void ql_vlan_rx_add_vid(struct net_device *ndev, u16 vid)
 	status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK);
 	if (status)
 		return;
-	spin_lock(&qdev->hw_lock);
 	if (ql_set_mac_addr_reg
 	    (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) {
 		QPRINTK(qdev, IFUP, ERR, "Failed to init vlan address.\n");
 	}
-	spin_unlock(&qdev->hw_lock);
 	ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
 }
 
@@ -1945,12 +1971,10 @@ static void ql_vlan_rx_kill_vid(struct net_device *ndev, u16 vid)
 	if (status)
 		return;
 
-	spin_lock(&qdev->hw_lock);
 	if (ql_set_mac_addr_reg
 	    (qdev, (u8 *) &enable_bit, MAC_ADDR_TYPE_VLAN, vid)) {
 		QPRINTK(qdev, IFUP, ERR, "Failed to clear vlan address.\n");
 	}
-	spin_unlock(&qdev->hw_lock);
 	ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
 
 }
@@ -2001,15 +2025,17 @@ static irqreturn_t qlge_isr(int irq, void *dev_id)
 	/*
 	 * Check MPI processor activity.
 	 */
-	if (var & STS_PI) {
+	if ((var & STS_PI) &&
+		(ql_read32(qdev, INTR_MASK) & INTR_MASK_PI)) {
 		/*
 		 * We've got an async event or mailbox completion.
 		 * Handle it and clear the source of the interrupt.
 		 */
 		QPRINTK(qdev, INTR, ERR, "Got MPI processor interrupt.\n");
 		ql_disable_completion_interrupt(qdev, intr_context->intr);
-		queue_delayed_work_on(smp_processor_id(), qdev->workqueue,
-				      &qdev->mpi_work, 0);
+		ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
+		queue_delayed_work_on(smp_processor_id(),
+				qdev->workqueue, &qdev->mpi_work, 0);
 		work_done++;
 	}
 
@@ -2630,7 +2656,7 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
 	    FLAGS_LI;		/* Load irq delay values */
 	if (rx_ring->lbq_len) {
 		cqicb->flags |= FLAGS_LL;	/* Load lbq values */
-		tmp = (u64)rx_ring->lbq_base_dma;;
+		tmp = (u64)rx_ring->lbq_base_dma;
 		base_indirect_ptr = (__le64 *) rx_ring->lbq_base_indirect;
 		page_entries = 0;
 		do {
@@ -2654,7 +2680,7 @@ static int ql_start_rx_ring(struct ql_adapter *qdev, struct rx_ring *rx_ring)
 	}
 	if (rx_ring->sbq_len) {
 		cqicb->flags |= FLAGS_LS;	/* Load sbq values */
-		tmp = (u64)rx_ring->sbq_base_dma;;
+		tmp = (u64)rx_ring->sbq_base_dma;
 		base_indirect_ptr = (__le64 *) rx_ring->sbq_base_indirect;
 		page_entries = 0;
 		do {
@@ -3080,6 +3106,12 @@ err_irq:
 
 static int ql_start_rss(struct ql_adapter *qdev)
 {
+	u8 init_hash_seed[] = {0x6d, 0x5a, 0x56, 0xda, 0x25, 0x5b, 0x0e, 0xc2,
+				0x41, 0x67, 0x25, 0x3d, 0x43, 0xa3, 0x8f,
+				0xb0, 0xd0, 0xca, 0x2b, 0xcb, 0xae, 0x7b,
+				0x30, 0xb4, 0x77, 0xcb, 0x2d, 0xa3, 0x80,
+				0x30, 0xf2, 0x0c, 0x6a, 0x42, 0xb7, 0x3b,
+				0xbe, 0xac, 0x01, 0xfa};
 	struct ricb *ricb = &qdev->ricb;
 	int status = 0;
 	int i;
@@ -3089,21 +3121,17 @@ static int ql_start_rss(struct ql_adapter *qdev)
 
 	ricb->base_cq = RSS_L4K;
 	ricb->flags =
-	    (RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RI4 | RSS_RI6 | RSS_RT4 |
-	     RSS_RT6);
-	ricb->mask = cpu_to_le16(qdev->rss_ring_count - 1);
+		(RSS_L6K | RSS_LI | RSS_LB | RSS_LM | RSS_RT4 | RSS_RT6);
+	ricb->mask = cpu_to_le16((u16)(0x3ff));
 
 	/*
 	 * Fill out the Indirection Table.
 	 */
-	for (i = 0; i < 256; i++)
-		hash_id[i] = i & (qdev->rss_ring_count - 1);
+	for (i = 0; i < 1024; i++)
+		hash_id[i] = (i & (qdev->rss_ring_count - 1));
 
-	/*
-	 * Random values for the IPv6 and IPv4 Hash Keys.
-	 */
-	get_random_bytes((void *)&ricb->ipv6_hash_key[0], 40);
-	get_random_bytes((void *)&ricb->ipv4_hash_key[0], 16);
+	memcpy((void *)&ricb->ipv6_hash_key[0], init_hash_seed, 40);
+	memcpy((void *)&ricb->ipv4_hash_key[0], init_hash_seed, 16);
 
 	QPRINTK(qdev, IFUP, DEBUG, "Initializing RSS.\n");
 
@@ -3142,14 +3170,14 @@ static int ql_route_initialize(struct ql_adapter *qdev)
 {
 	int status = 0;
 
-	status = ql_sem_spinlock(qdev, SEM_RT_IDX_MASK);
+	/* Clear all the entries in the routing table. */
+	status = ql_clear_routing_entries(qdev);
 	if (status)
 		return status;
 
-	/* Clear all the entries in the routing table. */
-	status = ql_clear_routing_entries(qdev);
+	status = ql_sem_spinlock(qdev, SEM_RT_IDX_MASK);
 	if (status)
-		goto exit;
+		return status;
 
 	status = ql_set_routing_reg(qdev, RT_IDX_ALL_ERR_SLOT, RT_IDX_ERR, 1);
 	if (status) {
@@ -3242,6 +3270,13 @@ static int ql_adapter_initialize(struct ql_adapter *qdev)
 	ql_write32(qdev, SPLT_HDR, SPLT_HDR_EP |
 		min(SMALL_BUFFER_SIZE, MAX_SPLIT_SIZE));
 
+	/* Set RX packet routing to use port/pci function on which the
+	 * packet arrived on in addition to usual frame routing.
+	 * This is helpful on bonding where both interfaces can have
+	 * the same MAC address.
+	 */
+	ql_write32(qdev, RST_FO, RST_FO_RR_MASK | RST_FO_RR_RCV_FUNC_CQ);
+
 	/* Start up the rx queues. */
 	for (i = 0; i < qdev->rx_ring_count; i++) {
 		status = ql_start_rx_ring(qdev, &qdev->rx_ring[i]);
@@ -3314,6 +3349,13 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
 
 	end_jiffies = jiffies +
 		max((unsigned long)1, usecs_to_jiffies(30));
+
+	/* Stop management traffic. */
+	ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_STOP);
+
+	/* Wait for the NIC and MGMNT FIFOs to empty. */
+	ql_wait_fifo_empty(qdev);
+
 	ql_write32(qdev, RST_FO, (RST_FO_FR << 16) | RST_FO_FR);
 
 	do {
@@ -3329,6 +3371,8 @@ static int ql_adapter_reset(struct ql_adapter *qdev)
 		status = -ETIMEDOUT;
 	}
 
+	/* Resume management traffic. */
+	ql_mb_set_mgmnt_traffic_ctl(qdev, MB_SET_MPI_TFK_RESUME);
 	return status;
 }
 
@@ -3380,12 +3424,10 @@ static int ql_adapter_down(struct ql_adapter *qdev)
 
 	ql_free_rx_buffers(qdev);
 
-	spin_lock(&qdev->hw_lock);
 	status = ql_adapter_reset(qdev);
 	if (status)
 		QPRINTK(qdev, IFDOWN, ERR, "reset(func #%d) FAILED!\n",
 			qdev->func);
-	spin_unlock(&qdev->hw_lock);
 	return status;
 }
 
@@ -3587,7 +3629,6 @@ static void qlge_set_multicast_list(struct net_device *ndev)
 	status = ql_sem_spinlock(qdev, SEM_RT_IDX_MASK);
 	if (status)
 		return;
-	spin_lock(&qdev->hw_lock);
 	/*
 	 * Set or clear promiscuous mode if a
 	 * transition is taking place.
@@ -3664,7 +3705,6 @@ static void qlge_set_multicast_list(struct net_device *ndev)
 		}
 	}
 exit:
-	spin_unlock(&qdev->hw_lock);
 	ql_sem_unlock(qdev, SEM_RT_IDX_MASK);
 }
 
@@ -3684,10 +3724,8 @@ static int qlge_set_mac_address(struct net_device *ndev, void *p)
 	status = ql_sem_spinlock(qdev, SEM_MAC_ADDR_MASK);
 	if (status)
 		return status;
-	spin_lock(&qdev->hw_lock);
 	status = ql_set_mac_addr_reg(qdev, (u8 *) ndev->dev_addr,
 			MAC_ADDR_TYPE_CAM_MAC, qdev->func * MAX_CQ);
-	spin_unlock(&qdev->hw_lock);
 	if (status)
 		QPRINTK(qdev, HW, ERR, "Failed to load MAC address.\n");
 	ql_sem_unlock(qdev, SEM_MAC_ADDR_MASK);
@@ -3705,7 +3743,7 @@ static void ql_asic_reset_work(struct work_struct *work)
 	struct ql_adapter *qdev =
 	    container_of(work, struct ql_adapter, asic_reset_work.work);
 	int status;
-
+	rtnl_lock();
 	status = ql_adapter_down(qdev);
 	if (status)
 		goto error;
@@ -3714,11 +3752,17 @@ static void ql_asic_reset_work(struct work_struct *work)
 	if (status)
 		goto error;
 
+	/* Restore rx mode. */
+	clear_bit(QL_ALLMULTI, &qdev->flags);
+	clear_bit(QL_PROMISCUOUS, &qdev->flags);
+	qlge_set_multicast_list(qdev->ndev);
+
+	rtnl_unlock();
 	return;
 error:
 	QPRINTK(qdev, IFUP, ALERT,
 		"Driver up/down cycle failed, closing device\n");
-	rtnl_lock();
+
 	set_bit(QL_ADAPTER_UP, &qdev->flags);
 	dev_close(qdev->ndev);
 	rtnl_unlock();
@@ -3834,11 +3878,14 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 		return err;
 	}
 
+	qdev->ndev = ndev;
+	qdev->pdev = pdev;
+	pci_set_drvdata(pdev, ndev);
 	pos = pci_find_capability(pdev, PCI_CAP_ID_EXP);
 	if (pos <= 0) {
 		dev_err(&pdev->dev, PFX "Cannot find PCI Express capability, "
 			"aborting.\n");
-		goto err_out;
+		return pos;
 	} else {
 		pci_read_config_word(pdev, pos + PCI_EXP_DEVCTL, &val16);
 		val16 &= ~PCI_EXP_DEVCTL_NOSNOOP_EN;
@@ -3851,7 +3898,7 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 	err = pci_request_regions(pdev, DRV_NAME);
 	if (err) {
 		dev_err(&pdev->dev, "PCI region request failed.\n");
-		goto err_out;
+		return err;
 	}
 
 	pci_set_master(pdev);
@@ -3869,7 +3916,9 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 		goto err_out;
 	}
 
-	pci_set_drvdata(pdev, ndev);
+	/* Set PCIe reset type for EEH to fundamental. */
+	pdev->needs_freset = 1;
+	pci_save_state(pdev);
 	qdev->reg_base =
 	    ioremap_nocache(pci_resource_start(pdev, 1),
 			    pci_resource_len(pdev, 1));
@@ -3889,8 +3938,6 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 		goto err_out;
 	}
 
-	qdev->ndev = ndev;
-	qdev->pdev = pdev;
 	err = ql_get_board_info(qdev);
 	if (err) {
 		dev_err(&pdev->dev, "Register access failed.\n");
@@ -3930,7 +3977,6 @@ static int __devinit ql_init_device(struct pci_dev *pdev,
 	INIT_DELAYED_WORK(&qdev->mpi_work, ql_mpi_work);
 	INIT_DELAYED_WORK(&qdev->mpi_port_cfg_work, ql_mpi_port_cfg_work);
 	INIT_DELAYED_WORK(&qdev->mpi_idc_work, ql_mpi_idc_work);
-	mutex_init(&qdev->mpi_mutex);
 	init_completion(&qdev->ide_completion);
 
 	if (!cards_found) {
@@ -4027,6 +4073,33 @@ static void __devexit qlge_remove(struct pci_dev *pdev)
 	free_netdev(ndev);
 }
 
+/* Clean up resources without touching hardware. */
+static void ql_eeh_close(struct net_device *ndev)
+{
+	int i;
+	struct ql_adapter *qdev = netdev_priv(ndev);
+
+	if (netif_carrier_ok(ndev)) {
+		netif_carrier_off(ndev);
+		netif_stop_queue(ndev);
+	}
+
+	if (test_bit(QL_ADAPTER_UP, &qdev->flags))
+		cancel_delayed_work_sync(&qdev->asic_reset_work);
+	cancel_delayed_work_sync(&qdev->mpi_reset_work);
+	cancel_delayed_work_sync(&qdev->mpi_work);
+	cancel_delayed_work_sync(&qdev->mpi_idc_work);
+	cancel_delayed_work_sync(&qdev->mpi_port_cfg_work);
+
+	for (i = 0; i < qdev->rss_ring_count; i++)
+		netif_napi_del(&qdev->rx_ring[i].napi);
+
+	clear_bit(QL_ADAPTER_UP, &qdev->flags);
+	ql_tx_ring_clean(qdev);
+	ql_free_rx_buffers(qdev);
+	ql_release_adapter_resources(qdev);
+}
+
 /*
  * This callback is called by the PCI subsystem whenever
  * a PCI bus error is detected.
@@ -4035,17 +4108,21 @@ static pci_ers_result_t qlge_io_error_detected(struct pci_dev *pdev,
 					       enum pci_channel_state state)
 {
 	struct net_device *ndev = pci_get_drvdata(pdev);
-	struct ql_adapter *qdev = netdev_priv(ndev);
-
-	netif_device_detach(ndev);
 
-	if (state == pci_channel_io_perm_failure)
+	switch (state) {
+	case pci_channel_io_normal:
+		return PCI_ERS_RESULT_CAN_RECOVER;
+	case pci_channel_io_frozen:
+		netif_device_detach(ndev);
+		if (netif_running(ndev))
+			ql_eeh_close(ndev);
+		pci_disable_device(pdev);
+		return PCI_ERS_RESULT_NEED_RESET;
+	case pci_channel_io_perm_failure:
+		dev_err(&pdev->dev,
+			"%s: pci_channel_io_perm_failure.\n", __func__);
 		return PCI_ERS_RESULT_DISCONNECT;
-
-	if (netif_running(ndev))
-		ql_adapter_down(qdev);
-
-	pci_disable_device(pdev);
+	}
 
 	/* Request a slot reset. */
 	return PCI_ERS_RESULT_NEED_RESET;
@@ -4062,25 +4139,15 @@ static pci_ers_result_t qlge_io_slot_reset(struct pci_dev *pdev)
 	struct net_device *ndev = pci_get_drvdata(pdev);
 	struct ql_adapter *qdev = netdev_priv(ndev);
 
+	pdev->error_state = pci_channel_io_normal;
+
+	pci_restore_state(pdev);
 	if (pci_enable_device(pdev)) {
 		QPRINTK(qdev, IFUP, ERR,
 			"Cannot re-enable PCI device after reset.\n");
 		return PCI_ERS_RESULT_DISCONNECT;
 	}
-
 	pci_set_master(pdev);
-
-	netif_carrier_off(ndev);
-	ql_adapter_reset(qdev);
-
-	/* Make sure the EEPROM is good */
-	memcpy(ndev->perm_addr, ndev->dev_addr, ndev->addr_len);
-
-	if (!is_valid_ether_addr(ndev->perm_addr)) {
-		QPRINTK(qdev, IFUP, ERR, "After reset, invalid MAC address.\n");
-		return PCI_ERS_RESULT_DISCONNECT;
-	}
-
 	return PCI_ERS_RESULT_RECOVERED;
 }
 
@@ -4088,17 +4155,21 @@ static void qlge_io_resume(struct pci_dev *pdev)
 {
 	struct net_device *ndev = pci_get_drvdata(pdev);
 	struct ql_adapter *qdev = netdev_priv(ndev);
+	int err = 0;
 
-	pci_set_master(pdev);
-
+	if (ql_adapter_reset(qdev))
+		QPRINTK(qdev, DRV, ERR, "reset FAILED!\n");
 	if (netif_running(ndev)) {
-		if (ql_adapter_up(qdev)) {
+		err = qlge_open(ndev);
+		if (err) {
 			QPRINTK(qdev, IFUP, ERR,
 				"Device initialization failed after reset.\n");
 			return;
 		}
+	} else {
+		QPRINTK(qdev, IFUP, ERR,
+			"Device was not running prior to EEH.\n");
 	}
-
 	netif_device_attach(ndev);
 }
 
diff --git a/drivers/net/qlge/qlge_mpi.c b/drivers/net/qlge/qlge_mpi.c
index 6685bd97da91..aec05f266107 100644
--- a/drivers/net/qlge/qlge_mpi.c
+++ b/drivers/net/qlge/qlge_mpi.c
@@ -470,9 +470,9 @@ end:
  */
 static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 {
-	int status, count;
+	int status;
+	unsigned long count;
 
-	mutex_lock(&qdev->mpi_mutex);
 
 	/* Begin polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
@@ -492,14 +492,14 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 	/* Wait for the command to complete. We loop
 	 * here because some AEN might arrive while
 	 * we're waiting for the mailbox command to
-	 * complete. If more than 5 arrive then we can
+	 * complete. If more than 5 seconds expire we can
 	 * assume something is wrong. */
-	count = 5;
+	count = jiffies + HZ * MAILBOX_TIMEOUT;
 	do {
 		/* Wait for the interrupt to come in. */
 		status = ql_wait_mbx_cmd_cmplt(qdev);
 		if (status)
-			goto end;
+			continue;
 
 		/* Process the event.  If it's an AEN, it
 		 * will be handled in-line or a worker
@@ -518,15 +518,15 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 					MB_CMD_STS_GOOD) ||
 			((mbcp->mbox_out[0] & 0x0000f000) ==
 					MB_CMD_STS_INTRMDT))
-			break;
-	} while (--count);
+			goto done;
+	} while (time_before(jiffies, count));
 
-	if (!count) {
-		QPRINTK(qdev, DRV, ERR,
-			"Timed out waiting for mailbox complete.\n");
-		status = -ETIMEDOUT;
-		goto end;
-	}
+	QPRINTK(qdev, DRV, ERR,
+		"Timed out waiting for mailbox complete.\n");
+	status = -ETIMEDOUT;
+	goto end;
+
+done:
 
 	/* Now we can clear the interrupt condition
 	 * and look at our status.
@@ -541,7 +541,6 @@ static int ql_mailbox_command(struct ql_adapter *qdev, struct mbox_params *mbcp)
 		status = -EIO;
 	}
 end:
-	mutex_unlock(&qdev->mpi_mutex);
 	/* End polled mode for MPI */
 	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
 	return status;
@@ -770,13 +769,104 @@ static int ql_idc_wait(struct ql_adapter *qdev)
 	return status;
 }
 
+int ql_mb_set_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 control)
+{
+	struct mbox_params mbc;
+	struct mbox_params *mbcp = &mbc;
+	int status;
+
+	memset(mbcp, 0, sizeof(struct mbox_params));
+
+	mbcp->in_count = 1;
+	mbcp->out_count = 2;
+
+	mbcp->mbox_in[0] = MB_CMD_SET_MGMNT_TFK_CTL;
+	mbcp->mbox_in[1] = control;
+
+	status = ql_mailbox_command(qdev, mbcp);
+	if (status)
+		return status;
+
+	if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD)
+		return status;
+
+	if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) {
+		QPRINTK(qdev, DRV, ERR,
+			"Command not supported by firmware.\n");
+		status = -EINVAL;
+	} else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) {
+		/* This indicates that the firmware is
+		 * already in the state we are trying to
+		 * change it to.
+		 */
+		QPRINTK(qdev, DRV, ERR,
+			"Command parameters make no change.\n");
+	}
+	return status;
+}
+
+/* Returns a negative error code or the mailbox command status. */
+static int ql_mb_get_mgmnt_traffic_ctl(struct ql_adapter *qdev, u32 *control)
+{
+	struct mbox_params mbc;
+	struct mbox_params *mbcp = &mbc;
+	int status;
+
+	memset(mbcp, 0, sizeof(struct mbox_params));
+	*control = 0;
+
+	mbcp->in_count = 1;
+	mbcp->out_count = 1;
+
+	mbcp->mbox_in[0] = MB_CMD_GET_MGMNT_TFK_CTL;
+
+	status = ql_mailbox_command(qdev, mbcp);
+	if (status)
+		return status;
+
+	if (mbcp->mbox_out[0] == MB_CMD_STS_GOOD) {
+		*control = mbcp->mbox_in[1];
+		return status;
+	}
+
+	if (mbcp->mbox_out[0] == MB_CMD_STS_INVLD_CMD) {
+		QPRINTK(qdev, DRV, ERR,
+			"Command not supported by firmware.\n");
+		status = -EINVAL;
+	} else if (mbcp->mbox_out[0] == MB_CMD_STS_ERR) {
+		QPRINTK(qdev, DRV, ERR,
+			"Failed to get MPI traffic control.\n");
+		status = -EIO;
+	}
+	return status;
+}
+
+int ql_wait_fifo_empty(struct ql_adapter *qdev)
+{
+	int count = 5;
+	u32 mgmnt_fifo_empty;
+	u32 nic_fifo_empty;
+
+	do {
+		nic_fifo_empty = ql_read32(qdev, STS) & STS_NFE;
+		ql_mb_get_mgmnt_traffic_ctl(qdev, &mgmnt_fifo_empty);
+		mgmnt_fifo_empty &= MB_GET_MPI_TFK_FIFO_EMPTY;
+		if (nic_fifo_empty && mgmnt_fifo_empty)
+			return 0;
+		msleep(100);
+	} while (count-- > 0);
+	return -ETIMEDOUT;
+}
+
 /* API called in work thread context to set new TX/RX
  * maximum frame size values to match MTU.
  */
 static int ql_set_port_cfg(struct ql_adapter *qdev)
 {
 	int status;
+	rtnl_lock();
 	status = ql_mb_set_port_cfg(qdev);
+	rtnl_unlock();
 	if (status)
 		return status;
 	status = ql_idc_wait(qdev);
@@ -797,7 +887,9 @@ void ql_mpi_port_cfg_work(struct work_struct *work)
 	    container_of(work, struct ql_adapter, mpi_port_cfg_work.work);
 	int status;
 
+	rtnl_lock();
 	status = ql_mb_get_port_cfg(qdev);
+	rtnl_unlock();
 	if (status) {
 		QPRINTK(qdev, DRV, ERR,
 			"Bug: Failed to get port config data.\n");
@@ -855,7 +947,9 @@ void ql_mpi_idc_work(struct work_struct *work)
 		 * needs to be set.
 		 * */
 		set_bit(QL_CAM_RT_SET, &qdev->flags);
+		rtnl_lock();
 		status = ql_mb_idc_ack(qdev);
+		rtnl_unlock();
 		if (status) {
 			QPRINTK(qdev, DRV, ERR,
 			"Bug: No pending IDC!\n");
@@ -871,7 +965,9 @@ void ql_mpi_work(struct work_struct *work)
 	struct mbox_params *mbcp = &mbc;
 	int err = 0;
 
-	mutex_lock(&qdev->mpi_mutex);
+	rtnl_lock();
+	/* Begin polled mode for MPI */
+	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16));
 
 	while (ql_read32(qdev, STS) & STS_PI) {
 		memset(mbcp, 0, sizeof(struct mbox_params));
@@ -884,7 +980,9 @@ void ql_mpi_work(struct work_struct *work)
 			break;
 	}
 
-	mutex_unlock(&qdev->mpi_mutex);
+	/* End polled mode for MPI */
+	ql_write32(qdev, INTR_MASK, (INTR_MASK_PI << 16) | INTR_MASK_PI);
+	rtnl_unlock();
 	ql_enable_completion_interrupt(qdev, 0);
 }
 
diff --git a/drivers/net/r6040.c b/drivers/net/r6040.c
index 7dfcb58b0eb4..8b14c6eda7c3 100644
--- a/drivers/net/r6040.c
+++ b/drivers/net/r6040.c
@@ -1085,7 +1085,7 @@ static int __devinit r6040_init_one(struct pci_dev *pdev,
 	int bar = 0;
 	u16 *adrp;
 
-	printk(KERN_INFO "%s\n", version);
+	printk("%s\n", version);
 
 	err = pci_enable_device(pdev);
 	if (err)
diff --git a/drivers/net/r8169.c b/drivers/net/r8169.c
index 50c6a3cfe439..0fe2fc90f207 100644
--- a/drivers/net/r8169.c
+++ b/drivers/net/r8169.c
@@ -115,7 +115,9 @@ enum mac_version {
 	RTL_GIGA_MAC_VER_22 = 0x16, // 8168C
 	RTL_GIGA_MAC_VER_23 = 0x17, // 8168CP
 	RTL_GIGA_MAC_VER_24 = 0x18, // 8168CP
-	RTL_GIGA_MAC_VER_25 = 0x19  // 8168D
+	RTL_GIGA_MAC_VER_25 = 0x19, // 8168D
+	RTL_GIGA_MAC_VER_26 = 0x1a, // 8168D
+	RTL_GIGA_MAC_VER_27 = 0x1b  // 8168DP
 };
 
 #define _R(NAME,MAC,MASK) \
@@ -150,7 +152,9 @@ static const struct {
 	_R("RTL8168c/8111c",	RTL_GIGA_MAC_VER_22, 0xff7e1880), // PCI-E
 	_R("RTL8168cp/8111cp",	RTL_GIGA_MAC_VER_23, 0xff7e1880), // PCI-E
 	_R("RTL8168cp/8111cp",	RTL_GIGA_MAC_VER_24, 0xff7e1880), // PCI-E
-	_R("RTL8168d/8111d",	RTL_GIGA_MAC_VER_25, 0xff7e1880)  // PCI-E
+	_R("RTL8168d/8111d",	RTL_GIGA_MAC_VER_25, 0xff7e1880), // PCI-E
+	_R("RTL8168d/8111d",	RTL_GIGA_MAC_VER_26, 0xff7e1880), // PCI-E
+	_R("RTL8168dp/8111dp",	RTL_GIGA_MAC_VER_27, 0xff7e1880)  // PCI-E
 };
 #undef _R
 
@@ -253,6 +257,13 @@ enum rtl8168_8101_registers {
 	DBG_REG			= 0xd1,
 #define	FIX_NAK_1			(1 << 4)
 #define	FIX_NAK_2			(1 << 3)
+	EFUSEAR			= 0xdc,
+#define	EFUSEAR_FLAG			0x80000000
+#define	EFUSEAR_WRITE_CMD		0x80000000
+#define	EFUSEAR_READ_CMD		0x00000000
+#define	EFUSEAR_REG_MASK		0x03ff
+#define	EFUSEAR_REG_SHIFT		8
+#define	EFUSEAR_DATA_MASK		0xff
 };
 
 enum rtl_register_content {
@@ -568,6 +579,14 @@ static void mdio_patch(void __iomem *ioaddr, int reg_addr, int value)
 	mdio_write(ioaddr, reg_addr, mdio_read(ioaddr, reg_addr) | value);
 }
 
+static void mdio_plus_minus(void __iomem *ioaddr, int reg_addr, int p, int m)
+{
+	int val;
+
+	val = mdio_read(ioaddr, reg_addr);
+	mdio_write(ioaddr, reg_addr, (val | p) & ~m);
+}
+
 static void rtl_mdio_write(struct net_device *dev, int phy_id, int location,
 			   int val)
 {
@@ -651,6 +670,24 @@ static u32 rtl_csi_read(void __iomem *ioaddr, int addr)
 	return value;
 }
 
+static u8 rtl8168d_efuse_read(void __iomem *ioaddr, int reg_addr)
+{
+	u8 value = 0xff;
+	unsigned int i;
+
+	RTL_W32(EFUSEAR, (reg_addr & EFUSEAR_REG_MASK) << EFUSEAR_REG_SHIFT);
+
+	for (i = 0; i < 300; i++) {
+		if (RTL_R32(EFUSEAR) & EFUSEAR_FLAG) {
+			value = RTL_R32(EFUSEAR) & EFUSEAR_DATA_MASK;
+			break;
+		}
+		udelay(100);
+	}
+
+	return value;
+}
+
 static void rtl8169_irq_mask_and_ack(void __iomem *ioaddr)
 {
 	RTL_W16(IntrMask, 0x0000);
@@ -992,7 +1029,10 @@ static void rtl8169_vlan_rx_register(struct net_device *dev,
 
 	spin_lock_irqsave(&tp->lock, flags);
 	tp->vlgrp = grp;
-	if (tp->vlgrp)
+	/*
+	 * Do not disable RxVlan on 8110SCd.
+	 */
+	if (tp->vlgrp || (tp->mac_version == RTL_GIGA_MAC_VER_05))
 		tp->cp_cmd |= RxVlan;
 	else
 		tp->cp_cmd &= ~RxVlan;
@@ -1243,7 +1283,10 @@ static void rtl8169_get_mac_version(struct rtl8169_private *tp,
 		int mac_version;
 	} mac_info[] = {
 		/* 8168D family. */
-		{ 0x7c800000, 0x28000000,	RTL_GIGA_MAC_VER_25 },
+		{ 0x7cf00000, 0x28300000,	RTL_GIGA_MAC_VER_26 },
+		{ 0x7cf00000, 0x28100000,	RTL_GIGA_MAC_VER_25 },
+		{ 0x7c800000, 0x28800000,	RTL_GIGA_MAC_VER_27 },
+		{ 0x7c800000, 0x28000000,	RTL_GIGA_MAC_VER_26 },
 
 		/* 8168C family. */
 		{ 0x7cf00000, 0x3ca00000,	RTL_GIGA_MAC_VER_24 },
@@ -1648,74 +1691,903 @@ static void rtl8168c_4_hw_phy_config(void __iomem *ioaddr)
 	rtl8168c_3_hw_phy_config(ioaddr);
 }
 
-static void rtl8168d_hw_phy_config(void __iomem *ioaddr)
+static void rtl8168d_1_hw_phy_config(void __iomem *ioaddr)
 {
-	struct phy_reg phy_reg_init_0[] = {
+	static struct phy_reg phy_reg_init_0[] = {
 		{ 0x1f, 0x0001 },
-		{ 0x09, 0x2770 },
-		{ 0x08, 0x04d0 },
-		{ 0x0b, 0xad15 },
-		{ 0x0c, 0x5bf0 },
-		{ 0x1c, 0xf101 },
+		{ 0x06, 0x4064 },
+		{ 0x07, 0x2863 },
+		{ 0x08, 0x059c },
+		{ 0x09, 0x26b4 },
+		{ 0x0a, 0x6a19 },
+		{ 0x0b, 0xdcc8 },
+		{ 0x10, 0xf06d },
+		{ 0x14, 0x7f68 },
+		{ 0x18, 0x7fd9 },
+		{ 0x1c, 0xf0ff },
+		{ 0x1d, 0x3d9c },
 		{ 0x1f, 0x0003 },
-		{ 0x14, 0x94d7 },
-		{ 0x12, 0xf4d6 },
-		{ 0x09, 0xca0f },
-		{ 0x1f, 0x0002 },
-		{ 0x0b, 0x0b10 },
-		{ 0x0c, 0xd1f7 },
-		{ 0x1f, 0x0002 },
-		{ 0x06, 0x5461 },
+		{ 0x12, 0xf49f },
+		{ 0x13, 0x070b },
+		{ 0x1a, 0x05ad },
+		{ 0x14, 0x94c0 }
+	};
+	static struct phy_reg phy_reg_init_1[] = {
 		{ 0x1f, 0x0002 },
-		{ 0x05, 0x6662 },
+		{ 0x06, 0x5561 },
+		{ 0x1f, 0x0005 },
+		{ 0x05, 0x8332 },
+		{ 0x06, 0x5561 }
+	};
+	static struct phy_reg phy_reg_init_2[] = {
+		{ 0x1f, 0x0005 },
+		{ 0x05, 0xffc2 },
+		{ 0x1f, 0x0005 },
+		{ 0x05, 0x8000 },
+		{ 0x06, 0xf8f9 },
+		{ 0x06, 0xfaef },
+		{ 0x06, 0x59ee },
+		{ 0x06, 0xf8ea },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0xf8eb },
+		{ 0x06, 0x00e0 },
+		{ 0x06, 0xf87c },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x7d59 },
+		{ 0x06, 0x0fef },
+		{ 0x06, 0x0139 },
+		{ 0x06, 0x029e },
+		{ 0x06, 0x06ef },
+		{ 0x06, 0x1039 },
+		{ 0x06, 0x089f },
+		{ 0x06, 0x2aee },
+		{ 0x06, 0xf8ea },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0xf8eb },
+		{ 0x06, 0x01e0 },
+		{ 0x06, 0xf87c },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x7d58 },
+		{ 0x06, 0x409e },
+		{ 0x06, 0x0f39 },
+		{ 0x06, 0x46aa },
+		{ 0x06, 0x0bbf },
+		{ 0x06, 0x8290 },
+		{ 0x06, 0xd682 },
+		{ 0x06, 0x9802 },
+		{ 0x06, 0x014f },
+		{ 0x06, 0xae09 },
+		{ 0x06, 0xbf82 },
+		{ 0x06, 0x98d6 },
+		{ 0x06, 0x82a0 },
+		{ 0x06, 0x0201 },
+		{ 0x06, 0x4fef },
+		{ 0x06, 0x95fe },
+		{ 0x06, 0xfdfc },
+		{ 0x06, 0x05f8 },
+		{ 0x06, 0xf9fa },
+		{ 0x06, 0xeef8 },
+		{ 0x06, 0xea00 },
+		{ 0x06, 0xeef8 },
+		{ 0x06, 0xeb00 },
+		{ 0x06, 0xe2f8 },
+		{ 0x06, 0x7ce3 },
+		{ 0x06, 0xf87d },
+		{ 0x06, 0xa511 },
+		{ 0x06, 0x1112 },
+		{ 0x06, 0xd240 },
+		{ 0x06, 0xd644 },
+		{ 0x06, 0x4402 },
+		{ 0x06, 0x8217 },
+		{ 0x06, 0xd2a0 },
+		{ 0x06, 0xd6aa },
+		{ 0x06, 0xaa02 },
+		{ 0x06, 0x8217 },
+		{ 0x06, 0xae0f },
+		{ 0x06, 0xa544 },
+		{ 0x06, 0x4402 },
+		{ 0x06, 0xae4d },
+		{ 0x06, 0xa5aa },
+		{ 0x06, 0xaa02 },
+		{ 0x06, 0xae47 },
+		{ 0x06, 0xaf82 },
+		{ 0x06, 0x13ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0x834d },
+		{ 0x06, 0x0fee },
+		{ 0x06, 0x834c },
+		{ 0x06, 0x0fee },
+		{ 0x06, 0x834f },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0x8351 },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0x834a },
+		{ 0x06, 0xffee },
+		{ 0x06, 0x834b },
+		{ 0x06, 0xffe0 },
+		{ 0x06, 0x8330 },
+		{ 0x06, 0xe183 },
+		{ 0x06, 0x3158 },
+		{ 0x06, 0xfee4 },
+		{ 0x06, 0xf88a },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x8be0 },
+		{ 0x06, 0x8332 },
+		{ 0x06, 0xe183 },
+		{ 0x06, 0x3359 },
+		{ 0x06, 0x0fe2 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0x0c24 },
+		{ 0x06, 0x5af0 },
+		{ 0x06, 0x1e12 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x8ce5 },
+		{ 0x06, 0xf88d },
+		{ 0x06, 0xaf82 },
+		{ 0x06, 0x13e0 },
+		{ 0x06, 0x834f },
+		{ 0x06, 0x10e4 },
+		{ 0x06, 0x834f },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x009f },
+		{ 0x06, 0x0ae0 },
+		{ 0x06, 0x834f },
+		{ 0x06, 0xa010 },
+		{ 0x06, 0xa5ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x01e0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7805 },
+		{ 0x06, 0x9e9a },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x049e },
+		{ 0x06, 0x10e0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7803 },
+		{ 0x06, 0x9e0f },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x019e },
+		{ 0x06, 0x05ae },
+		{ 0x06, 0x0caf },
+		{ 0x06, 0x81f8 },
+		{ 0x06, 0xaf81 },
+		{ 0x06, 0xa3af },
+		{ 0x06, 0x81dc },
+		{ 0x06, 0xaf82 },
+		{ 0x06, 0x13ee },
+		{ 0x06, 0x8348 },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0x8349 },
+		{ 0x06, 0x00e0 },
+		{ 0x06, 0x8351 },
+		{ 0x06, 0x10e4 },
+		{ 0x06, 0x8351 },
+		{ 0x06, 0x5801 },
+		{ 0x06, 0x9fea },
+		{ 0x06, 0xd000 },
+		{ 0x06, 0xd180 },
+		{ 0x06, 0x1f66 },
+		{ 0x06, 0xe2f8 },
+		{ 0x06, 0xeae3 },
+		{ 0x06, 0xf8eb },
+		{ 0x06, 0x5af8 },
+		{ 0x06, 0x1e20 },
+		{ 0x06, 0xe6f8 },
+		{ 0x06, 0xeae5 },
+		{ 0x06, 0xf8eb },
+		{ 0x06, 0xd302 },
+		{ 0x06, 0xb3fe },
+		{ 0x06, 0xe2f8 },
+		{ 0x06, 0x7cef },
+		{ 0x06, 0x325b },
+		{ 0x06, 0x80e3 },
+		{ 0x06, 0xf87d },
+		{ 0x06, 0x9e03 },
+		{ 0x06, 0x7dff },
+		{ 0x06, 0xff0d },
+		{ 0x06, 0x581c },
+		{ 0x06, 0x551a },
+		{ 0x06, 0x6511 },
+		{ 0x06, 0xa190 },
+		{ 0x06, 0xd3e2 },
+		{ 0x06, 0x8348 },
+		{ 0x06, 0xe383 },
+		{ 0x06, 0x491b },
+		{ 0x06, 0x56ab },
+		{ 0x06, 0x08ef },
+		{ 0x06, 0x56e6 },
+		{ 0x06, 0x8348 },
+		{ 0x06, 0xe783 },
+		{ 0x06, 0x4910 },
+		{ 0x06, 0xd180 },
+		{ 0x06, 0x1f66 },
+		{ 0x06, 0xa004 },
+		{ 0x06, 0xb9e2 },
+		{ 0x06, 0x8348 },
+		{ 0x06, 0xe383 },
+		{ 0x06, 0x49ef },
+		{ 0x06, 0x65e2 },
+		{ 0x06, 0x834a },
+		{ 0x06, 0xe383 },
+		{ 0x06, 0x4b1b },
+		{ 0x06, 0x56aa },
+		{ 0x06, 0x0eef },
+		{ 0x06, 0x56e6 },
+		{ 0x06, 0x834a },
+		{ 0x06, 0xe783 },
+		{ 0x06, 0x4be2 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0xe683 },
+		{ 0x06, 0x4ce0 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0xa000 },
+		{ 0x06, 0x0caf },
+		{ 0x06, 0x81dc },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4d10 },
+		{ 0x06, 0xe483 },
+		{ 0x06, 0x4dae },
+		{ 0x06, 0x0480 },
+		{ 0x06, 0xe483 },
+		{ 0x06, 0x4de0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7803 },
+		{ 0x06, 0x9e0b },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x049e },
+		{ 0x06, 0x04ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x02e0 },
+		{ 0x06, 0x8332 },
+		{ 0x06, 0xe183 },
+		{ 0x06, 0x3359 },
+		{ 0x06, 0x0fe2 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0x0c24 },
+		{ 0x06, 0x5af0 },
+		{ 0x06, 0x1e12 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x8ce5 },
+		{ 0x06, 0xf88d },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x30e1 },
+		{ 0x06, 0x8331 },
+		{ 0x06, 0x6801 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x8ae5 },
+		{ 0x06, 0xf88b },
+		{ 0x06, 0xae37 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e03 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4ce1 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0x1b01 },
+		{ 0x06, 0x9e04 },
+		{ 0x06, 0xaaa1 },
+		{ 0x06, 0xaea8 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e04 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4f00 },
+		{ 0x06, 0xaeab },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4f78 },
+		{ 0x06, 0x039f },
+		{ 0x06, 0x14ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x05d2 },
+		{ 0x06, 0x40d6 },
+		{ 0x06, 0x5554 },
+		{ 0x06, 0x0282 },
+		{ 0x06, 0x17d2 },
+		{ 0x06, 0xa0d6 },
+		{ 0x06, 0xba00 },
+		{ 0x06, 0x0282 },
+		{ 0x06, 0x17fe },
+		{ 0x06, 0xfdfc },
+		{ 0x06, 0x05f8 },
+		{ 0x06, 0xe0f8 },
+		{ 0x06, 0x60e1 },
+		{ 0x06, 0xf861 },
+		{ 0x06, 0x6802 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x60e5 },
+		{ 0x06, 0xf861 },
+		{ 0x06, 0xe0f8 },
+		{ 0x06, 0x48e1 },
+		{ 0x06, 0xf849 },
+		{ 0x06, 0x580f },
+		{ 0x06, 0x1e02 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x48e5 },
+		{ 0x06, 0xf849 },
+		{ 0x06, 0xd000 },
+		{ 0x06, 0x0282 },
+		{ 0x06, 0x5bbf },
+		{ 0x06, 0x8350 },
+		{ 0x06, 0xef46 },
+		{ 0x06, 0xdc19 },
+		{ 0x06, 0xddd0 },
+		{ 0x06, 0x0102 },
+		{ 0x06, 0x825b },
+		{ 0x06, 0x0282 },
+		{ 0x06, 0x77e0 },
+		{ 0x06, 0xf860 },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x6158 },
+		{ 0x06, 0xfde4 },
+		{ 0x06, 0xf860 },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x61fc },
+		{ 0x06, 0x04f9 },
+		{ 0x06, 0xfafb },
+		{ 0x06, 0xc6bf },
+		{ 0x06, 0xf840 },
+		{ 0x06, 0xbe83 },
+		{ 0x06, 0x50a0 },
+		{ 0x06, 0x0101 },
+		{ 0x06, 0x071b },
+		{ 0x06, 0x89cf },
+		{ 0x06, 0xd208 },
+		{ 0x06, 0xebdb },
+		{ 0x06, 0x19b2 },
+		{ 0x06, 0xfbff },
+		{ 0x06, 0xfefd },
+		{ 0x06, 0x04f8 },
+		{ 0x06, 0xe0f8 },
+		{ 0x06, 0x48e1 },
+		{ 0x06, 0xf849 },
+		{ 0x06, 0x6808 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x48e5 },
+		{ 0x06, 0xf849 },
+		{ 0x06, 0x58f7 },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x48e5 },
+		{ 0x06, 0xf849 },
+		{ 0x06, 0xfc04 },
+		{ 0x06, 0x4d20 },
+		{ 0x06, 0x0002 },
+		{ 0x06, 0x4e22 },
+		{ 0x06, 0x0002 },
+		{ 0x06, 0x4ddf },
+		{ 0x06, 0xff01 },
+		{ 0x06, 0x4edd },
+		{ 0x06, 0xff01 },
+		{ 0x05, 0x83d4 },
+		{ 0x06, 0x8000 },
+		{ 0x05, 0x83d8 },
+		{ 0x06, 0x8051 },
+		{ 0x02, 0x6010 },
+		{ 0x03, 0xdc00 },
+		{ 0x05, 0xfff6 },
+		{ 0x06, 0x00fc },
 		{ 0x1f, 0x0000 },
-		{ 0x14, 0x0060 },
+
 		{ 0x1f, 0x0000 },
-		{ 0x0d, 0xf8a0 },
+		{ 0x0d, 0xf880 },
+		{ 0x1f, 0x0000 }
+	};
+
+	rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
+
+	mdio_write(ioaddr, 0x1f, 0x0002);
+	mdio_plus_minus(ioaddr, 0x0b, 0x0010, 0x00ef);
+	mdio_plus_minus(ioaddr, 0x0c, 0xa200, 0x5d00);
+
+	rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+
+	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+		struct phy_reg phy_reg_init[] = {
+			{ 0x1f, 0x0002 },
+			{ 0x05, 0x669a },
+			{ 0x1f, 0x0005 },
+			{ 0x05, 0x8330 },
+			{ 0x06, 0x669a },
+			{ 0x1f, 0x0002 }
+		};
+		int val;
+
+		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+		val = mdio_read(ioaddr, 0x0d);
+
+		if ((val & 0x00ff) != 0x006c) {
+			u32 set[] = {
+				0x0065, 0x0066, 0x0067, 0x0068,
+				0x0069, 0x006a, 0x006b, 0x006c
+			};
+			int i;
+
+			mdio_write(ioaddr, 0x1f, 0x0002);
+
+			val &= 0xff00;
+			for (i = 0; i < ARRAY_SIZE(set); i++)
+				mdio_write(ioaddr, 0x0d, val | set[i]);
+		}
+	} else {
+		struct phy_reg phy_reg_init[] = {
+			{ 0x1f, 0x0002 },
+			{ 0x05, 0x6662 },
+			{ 0x1f, 0x0005 },
+			{ 0x05, 0x8330 },
+			{ 0x06, 0x6662 }
+		};
+
+		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+	}
+
+	mdio_write(ioaddr, 0x1f, 0x0002);
+	mdio_patch(ioaddr, 0x0d, 0x0300);
+	mdio_patch(ioaddr, 0x0f, 0x0010);
+
+	mdio_write(ioaddr, 0x1f, 0x0002);
+	mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+	mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+	rtl_phy_write(ioaddr, phy_reg_init_2, ARRAY_SIZE(phy_reg_init_2));
+}
+
+static void rtl8168d_2_hw_phy_config(void __iomem *ioaddr)
+{
+	static struct phy_reg phy_reg_init_0[] = {
+		{ 0x1f, 0x0001 },
+		{ 0x06, 0x4064 },
+		{ 0x07, 0x2863 },
+		{ 0x08, 0x059c },
+		{ 0x09, 0x26b4 },
+		{ 0x0a, 0x6a19 },
+		{ 0x0b, 0xdcc8 },
+		{ 0x10, 0xf06d },
+		{ 0x14, 0x7f68 },
+		{ 0x18, 0x7fd9 },
+		{ 0x1c, 0xf0ff },
+		{ 0x1d, 0x3d9c },
+		{ 0x1f, 0x0003 },
+		{ 0x12, 0xf49f },
+		{ 0x13, 0x070b },
+		{ 0x1a, 0x05ad },
+		{ 0x14, 0x94c0 },
+
+		{ 0x1f, 0x0002 },
+		{ 0x06, 0x5561 },
 		{ 0x1f, 0x0005 },
-		{ 0x05, 0xffc2 }
+		{ 0x05, 0x8332 },
+		{ 0x06, 0x5561 }
+	};
+	static struct phy_reg phy_reg_init_1[] = {
+		{ 0x1f, 0x0005 },
+		{ 0x05, 0xffc2 },
+		{ 0x1f, 0x0005 },
+		{ 0x05, 0x8000 },
+		{ 0x06, 0xf8f9 },
+		{ 0x06, 0xfaee },
+		{ 0x06, 0xf8ea },
+		{ 0x06, 0x00ee },
+		{ 0x06, 0xf8eb },
+		{ 0x06, 0x00e2 },
+		{ 0x06, 0xf87c },
+		{ 0x06, 0xe3f8 },
+		{ 0x06, 0x7da5 },
+		{ 0x06, 0x1111 },
+		{ 0x06, 0x12d2 },
+		{ 0x06, 0x40d6 },
+		{ 0x06, 0x4444 },
+		{ 0x06, 0x0281 },
+		{ 0x06, 0xc6d2 },
+		{ 0x06, 0xa0d6 },
+		{ 0x06, 0xaaaa },
+		{ 0x06, 0x0281 },
+		{ 0x06, 0xc6ae },
+		{ 0x06, 0x0fa5 },
+		{ 0x06, 0x4444 },
+		{ 0x06, 0x02ae },
+		{ 0x06, 0x4da5 },
+		{ 0x06, 0xaaaa },
+		{ 0x06, 0x02ae },
+		{ 0x06, 0x47af },
+		{ 0x06, 0x81c2 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e00 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4d0f },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4c0f },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4f00 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x5100 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4aff },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4bff },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x30e1 },
+		{ 0x06, 0x8331 },
+		{ 0x06, 0x58fe },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x8ae5 },
+		{ 0x06, 0xf88b },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x32e1 },
+		{ 0x06, 0x8333 },
+		{ 0x06, 0x590f },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x4d0c },
+		{ 0x06, 0x245a },
+		{ 0x06, 0xf01e },
+		{ 0x06, 0x12e4 },
+		{ 0x06, 0xf88c },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x8daf },
+		{ 0x06, 0x81c2 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4f10 },
+		{ 0x06, 0xe483 },
+		{ 0x06, 0x4fe0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7800 },
+		{ 0x06, 0x9f0a },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4fa0 },
+		{ 0x06, 0x10a5 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e01 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x059e },
+		{ 0x06, 0x9ae0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7804 },
+		{ 0x06, 0x9e10 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x039e },
+		{ 0x06, 0x0fe0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7801 },
+		{ 0x06, 0x9e05 },
+		{ 0x06, 0xae0c },
+		{ 0x06, 0xaf81 },
+		{ 0x06, 0xa7af },
+		{ 0x06, 0x8152 },
+		{ 0x06, 0xaf81 },
+		{ 0x06, 0x8baf },
+		{ 0x06, 0x81c2 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4800 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4900 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x5110 },
+		{ 0x06, 0xe483 },
+		{ 0x06, 0x5158 },
+		{ 0x06, 0x019f },
+		{ 0x06, 0xead0 },
+		{ 0x06, 0x00d1 },
+		{ 0x06, 0x801f },
+		{ 0x06, 0x66e2 },
+		{ 0x06, 0xf8ea },
+		{ 0x06, 0xe3f8 },
+		{ 0x06, 0xeb5a },
+		{ 0x06, 0xf81e },
+		{ 0x06, 0x20e6 },
+		{ 0x06, 0xf8ea },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0xebd3 },
+		{ 0x06, 0x02b3 },
+		{ 0x06, 0xfee2 },
+		{ 0x06, 0xf87c },
+		{ 0x06, 0xef32 },
+		{ 0x06, 0x5b80 },
+		{ 0x06, 0xe3f8 },
+		{ 0x06, 0x7d9e },
+		{ 0x06, 0x037d },
+		{ 0x06, 0xffff },
+		{ 0x06, 0x0d58 },
+		{ 0x06, 0x1c55 },
+		{ 0x06, 0x1a65 },
+		{ 0x06, 0x11a1 },
+		{ 0x06, 0x90d3 },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x48e3 },
+		{ 0x06, 0x8349 },
+		{ 0x06, 0x1b56 },
+		{ 0x06, 0xab08 },
+		{ 0x06, 0xef56 },
+		{ 0x06, 0xe683 },
+		{ 0x06, 0x48e7 },
+		{ 0x06, 0x8349 },
+		{ 0x06, 0x10d1 },
+		{ 0x06, 0x801f },
+		{ 0x06, 0x66a0 },
+		{ 0x06, 0x04b9 },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x48e3 },
+		{ 0x06, 0x8349 },
+		{ 0x06, 0xef65 },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x4ae3 },
+		{ 0x06, 0x834b },
+		{ 0x06, 0x1b56 },
+		{ 0x06, 0xaa0e },
+		{ 0x06, 0xef56 },
+		{ 0x06, 0xe683 },
+		{ 0x06, 0x4ae7 },
+		{ 0x06, 0x834b },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x4de6 },
+		{ 0x06, 0x834c },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4da0 },
+		{ 0x06, 0x000c },
+		{ 0x06, 0xaf81 },
+		{ 0x06, 0x8be0 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0x10e4 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0xae04 },
+		{ 0x06, 0x80e4 },
+		{ 0x06, 0x834d },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x4e78 },
+		{ 0x06, 0x039e },
+		{ 0x06, 0x0be0 },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x7804 },
+		{ 0x06, 0x9e04 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e02 },
+		{ 0x06, 0xe083 },
+		{ 0x06, 0x32e1 },
+		{ 0x06, 0x8333 },
+		{ 0x06, 0x590f },
+		{ 0x06, 0xe283 },
+		{ 0x06, 0x4d0c },
+		{ 0x06, 0x245a },
+		{ 0x06, 0xf01e },
+		{ 0x06, 0x12e4 },
+		{ 0x06, 0xf88c },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x8de0 },
+		{ 0x06, 0x8330 },
+		{ 0x06, 0xe183 },
+		{ 0x06, 0x3168 },
+		{ 0x06, 0x01e4 },
+		{ 0x06, 0xf88a },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x8bae },
+		{ 0x06, 0x37ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x03e0 },
+		{ 0x06, 0x834c },
+		{ 0x06, 0xe183 },
+		{ 0x06, 0x4d1b },
+		{ 0x06, 0x019e },
+		{ 0x06, 0x04aa },
+		{ 0x06, 0xa1ae },
+		{ 0x06, 0xa8ee },
+		{ 0x06, 0x834e },
+		{ 0x06, 0x04ee },
+		{ 0x06, 0x834f },
+		{ 0x06, 0x00ae },
+		{ 0x06, 0xabe0 },
+		{ 0x06, 0x834f },
+		{ 0x06, 0x7803 },
+		{ 0x06, 0x9f14 },
+		{ 0x06, 0xee83 },
+		{ 0x06, 0x4e05 },
+		{ 0x06, 0xd240 },
+		{ 0x06, 0xd655 },
+		{ 0x06, 0x5402 },
+		{ 0x06, 0x81c6 },
+		{ 0x06, 0xd2a0 },
+		{ 0x06, 0xd6ba },
+		{ 0x06, 0x0002 },
+		{ 0x06, 0x81c6 },
+		{ 0x06, 0xfefd },
+		{ 0x06, 0xfc05 },
+		{ 0x06, 0xf8e0 },
+		{ 0x06, 0xf860 },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x6168 },
+		{ 0x06, 0x02e4 },
+		{ 0x06, 0xf860 },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x61e0 },
+		{ 0x06, 0xf848 },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x4958 },
+		{ 0x06, 0x0f1e },
+		{ 0x06, 0x02e4 },
+		{ 0x06, 0xf848 },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x49d0 },
+		{ 0x06, 0x0002 },
+		{ 0x06, 0x820a },
+		{ 0x06, 0xbf83 },
+		{ 0x06, 0x50ef },
+		{ 0x06, 0x46dc },
+		{ 0x06, 0x19dd },
+		{ 0x06, 0xd001 },
+		{ 0x06, 0x0282 },
+		{ 0x06, 0x0a02 },
+		{ 0x06, 0x8226 },
+		{ 0x06, 0xe0f8 },
+		{ 0x06, 0x60e1 },
+		{ 0x06, 0xf861 },
+		{ 0x06, 0x58fd },
+		{ 0x06, 0xe4f8 },
+		{ 0x06, 0x60e5 },
+		{ 0x06, 0xf861 },
+		{ 0x06, 0xfc04 },
+		{ 0x06, 0xf9fa },
+		{ 0x06, 0xfbc6 },
+		{ 0x06, 0xbff8 },
+		{ 0x06, 0x40be },
+		{ 0x06, 0x8350 },
+		{ 0x06, 0xa001 },
+		{ 0x06, 0x0107 },
+		{ 0x06, 0x1b89 },
+		{ 0x06, 0xcfd2 },
+		{ 0x06, 0x08eb },
+		{ 0x06, 0xdb19 },
+		{ 0x06, 0xb2fb },
+		{ 0x06, 0xfffe },
+		{ 0x06, 0xfd04 },
+		{ 0x06, 0xf8e0 },
+		{ 0x06, 0xf848 },
+		{ 0x06, 0xe1f8 },
+		{ 0x06, 0x4968 },
+		{ 0x06, 0x08e4 },
+		{ 0x06, 0xf848 },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x4958 },
+		{ 0x06, 0xf7e4 },
+		{ 0x06, 0xf848 },
+		{ 0x06, 0xe5f8 },
+		{ 0x06, 0x49fc },
+		{ 0x06, 0x044d },
+		{ 0x06, 0x2000 },
+		{ 0x06, 0x024e },
+		{ 0x06, 0x2200 },
+		{ 0x06, 0x024d },
+		{ 0x06, 0xdfff },
+		{ 0x06, 0x014e },
+		{ 0x06, 0xddff },
+		{ 0x06, 0x0100 },
+		{ 0x05, 0x83d8 },
+		{ 0x06, 0x8000 },
+		{ 0x03, 0xdc00 },
+		{ 0x05, 0xfff6 },
+		{ 0x06, 0x00fc },
+		{ 0x1f, 0x0000 },
+
+		{ 0x1f, 0x0000 },
+		{ 0x0d, 0xf880 },
+		{ 0x1f, 0x0000 }
 	};
 
 	rtl_phy_write(ioaddr, phy_reg_init_0, ARRAY_SIZE(phy_reg_init_0));
 
-	if (mdio_read(ioaddr, 0x06) == 0xc400) {
-		struct phy_reg phy_reg_init_1[] = {
+	if (rtl8168d_efuse_read(ioaddr, 0x01) == 0xb1) {
+		struct phy_reg phy_reg_init[] = {
+			{ 0x1f, 0x0002 },
+			{ 0x05, 0x669a },
 			{ 0x1f, 0x0005 },
-			{ 0x01, 0x0300 },
-			{ 0x1f, 0x0000 },
-			{ 0x11, 0x401c },
-			{ 0x16, 0x4100 },
+			{ 0x05, 0x8330 },
+			{ 0x06, 0x669a },
+
+			{ 0x1f, 0x0002 }
+		};
+		int val;
+
+		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
+
+		val = mdio_read(ioaddr, 0x0d);
+		if ((val & 0x00ff) != 0x006c) {
+			u32 set[] = {
+				0x0065, 0x0066, 0x0067, 0x0068,
+				0x0069, 0x006a, 0x006b, 0x006c
+			};
+			int i;
+
+			mdio_write(ioaddr, 0x1f, 0x0002);
+
+			val &= 0xff00;
+			for (i = 0; i < ARRAY_SIZE(set); i++)
+				mdio_write(ioaddr, 0x0d, val | set[i]);
+		}
+	} else {
+		struct phy_reg phy_reg_init[] = {
+			{ 0x1f, 0x0002 },
+			{ 0x05, 0x2642 },
 			{ 0x1f, 0x0005 },
-			{ 0x07, 0x0010 },
-			{ 0x05, 0x83dc },
-			{ 0x06, 0x087d },
-			{ 0x05, 0x8300 },
-			{ 0x06, 0x0101 },
-			{ 0x06, 0x05f8 },
-			{ 0x06, 0xf9fa },
-			{ 0x06, 0xfbef },
-			{ 0x06, 0x79e2 },
-			{ 0x06, 0x835f },
-			{ 0x06, 0xe0f8 },
-			{ 0x06, 0x9ae1 },
-			{ 0x06, 0xf89b },
-			{ 0x06, 0xef31 },
-			{ 0x06, 0x3b65 },
-			{ 0x06, 0xaa07 },
-			{ 0x06, 0x81e4 },
-			{ 0x06, 0xf89a },
-			{ 0x06, 0xe5f8 },
-			{ 0x06, 0x9baf },
-			{ 0x06, 0x06ae },
-			{ 0x05, 0x83dc },
-			{ 0x06, 0x8300 },
+			{ 0x05, 0x8330 },
+			{ 0x06, 0x2642 }
 		};
 
-		rtl_phy_write(ioaddr, phy_reg_init_1,
-			      ARRAY_SIZE(phy_reg_init_1));
+		rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
 	}
 
-	mdio_write(ioaddr, 0x1f, 0x0000);
+	mdio_write(ioaddr, 0x1f, 0x0002);
+	mdio_plus_minus(ioaddr, 0x02, 0x0100, 0x0600);
+	mdio_plus_minus(ioaddr, 0x03, 0x0000, 0xe000);
+
+	mdio_write(ioaddr, 0x1f, 0x0001);
+	mdio_write(ioaddr, 0x17, 0x0cc0);
+
+	mdio_write(ioaddr, 0x1f, 0x0002);
+	mdio_patch(ioaddr, 0x0f, 0x0017);
+
+	rtl_phy_write(ioaddr, phy_reg_init_1, ARRAY_SIZE(phy_reg_init_1));
+}
+
+static void rtl8168d_3_hw_phy_config(void __iomem *ioaddr)
+{
+	struct phy_reg phy_reg_init[] = {
+		{ 0x1f, 0x0002 },
+		{ 0x10, 0x0008 },
+		{ 0x0d, 0x006c },
+
+		{ 0x1f, 0x0000 },
+		{ 0x0d, 0xf880 },
+
+		{ 0x1f, 0x0001 },
+		{ 0x17, 0x0cc0 },
+
+		{ 0x1f, 0x0001 },
+		{ 0x0b, 0xa4d8 },
+		{ 0x09, 0x281c },
+		{ 0x07, 0x2883 },
+		{ 0x0a, 0x6b35 },
+		{ 0x1d, 0x3da4 },
+		{ 0x1c, 0xeffd },
+		{ 0x14, 0x7f52 },
+		{ 0x18, 0x7fc6 },
+		{ 0x08, 0x0601 },
+		{ 0x06, 0x4063 },
+		{ 0x10, 0xf074 },
+		{ 0x1f, 0x0003 },
+		{ 0x13, 0x0789 },
+		{ 0x12, 0xf4bd },
+		{ 0x1a, 0x04fd },
+		{ 0x14, 0x84b0 },
+		{ 0x1f, 0x0000 },
+		{ 0x00, 0x9200 },
+
+		{ 0x1f, 0x0005 },
+		{ 0x01, 0x0340 },
+		{ 0x1f, 0x0001 },
+		{ 0x04, 0x4000 },
+		{ 0x03, 0x1d21 },
+		{ 0x02, 0x0c32 },
+		{ 0x01, 0x0200 },
+		{ 0x00, 0x5554 },
+		{ 0x04, 0x4800 },
+		{ 0x04, 0x4000 },
+		{ 0x04, 0xf000 },
+		{ 0x03, 0xdf01 },
+		{ 0x02, 0xdf20 },
+		{ 0x01, 0x101a },
+		{ 0x00, 0xa0ff },
+		{ 0x04, 0xf800 },
+		{ 0x04, 0xf000 },
+		{ 0x1f, 0x0000 },
+
+		{ 0x1f, 0x0007 },
+		{ 0x1e, 0x0023 },
+		{ 0x16, 0x0000 },
+		{ 0x1f, 0x0000 }
+	};
+
+	rtl_phy_write(ioaddr, phy_reg_init, ARRAY_SIZE(phy_reg_init));
 }
 
 static void rtl8102e_hw_phy_config(void __iomem *ioaddr)
@@ -1792,7 +2664,13 @@ static void rtl_hw_phy_config(struct net_device *dev)
 		rtl8168cp_2_hw_phy_config(ioaddr);
 		break;
 	case RTL_GIGA_MAC_VER_25:
-		rtl8168d_hw_phy_config(ioaddr);
+		rtl8168d_1_hw_phy_config(ioaddr);
+		break;
+	case RTL_GIGA_MAC_VER_26:
+		rtl8168d_2_hw_phy_config(ioaddr);
+		break;
+	case RTL_GIGA_MAC_VER_27:
+		rtl8168d_3_hw_phy_config(ioaddr);
 		break;
 
 	default:
@@ -2322,6 +3200,14 @@ rtl8169_init_one(struct pci_dev *pdev, const struct pci_device_id *ent)
 	}
 
 	rtl8169_init_phy(dev, tp);
+
+	/*
+	 * Pretend we are using VLANs; This bypasses a nasty bug where
+	 * Interrupts stop flowing on high load on 8110SCd controllers.
+	 */
+	if (tp->mac_version == RTL_GIGA_MAC_VER_05)
+		RTL_W16(CPlusCmd, RTL_R16(CPlusCmd) | RxVlan);
+
 	device_set_wakeup_enable(&pdev->dev, tp->features & RTL_FEATURE_WOL);
 
 out:
@@ -2349,6 +3235,10 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
 	flush_scheduled_work();
 
 	unregister_netdev(dev);
+
+	/* restore original MAC address */
+	rtl_rar_set(tp, dev->perm_addr);
+
 	rtl_disable_msi(pdev, tp);
 	rtl8169_release_board(pdev, dev, tp->mmio_addr);
 	pci_set_drvdata(pdev, NULL);
@@ -2357,9 +3247,9 @@ static void __devexit rtl8169_remove_one(struct pci_dev *pdev)
 static void rtl8169_set_rxbufsize(struct rtl8169_private *tp,
 				  struct net_device *dev)
 {
-	unsigned int mtu = dev->mtu;
+	unsigned int max_frame = dev->mtu + VLAN_ETH_HLEN + ETH_FCS_LEN;
 
-	tp->rx_buf_sz = (mtu > RX_BUF_SIZE) ? mtu + ETH_HLEN + 8 : RX_BUF_SIZE;
+	tp->rx_buf_sz = (max_frame > RX_BUF_SIZE) ? max_frame : RX_BUF_SIZE;
 }
 
 static int rtl8169_open(struct net_device *dev)
@@ -2493,7 +3383,7 @@ static u16 rtl_rw_cpluscmd(void __iomem *ioaddr)
 static void rtl_set_rx_max_size(void __iomem *ioaddr, unsigned int rx_buf_sz)
 {
 	/* Low hurts. Let's disable the filtering. */
-	RTL_W16(RxMaxSize, rx_buf_sz);
+	RTL_W16(RxMaxSize, rx_buf_sz + 1);
 }
 
 static void rtl8169_set_magic_reg(void __iomem *ioaddr, unsigned mac_version)
@@ -2863,6 +3753,8 @@ static void rtl_hw_start_8168(struct net_device *dev)
 	break;
 
 	case RTL_GIGA_MAC_VER_25:
+	case RTL_GIGA_MAC_VER_26:
+	case RTL_GIGA_MAC_VER_27:
 		rtl_hw_start_8168d(ioaddr, pdev);
 	break;
 
@@ -3993,6 +4885,9 @@ static void rtl_shutdown(struct pci_dev *pdev)
 
 	rtl8169_net_suspend(dev);
 
+	/* restore original MAC address */
+	rtl_rar_set(tp, dev->perm_addr);
+
 	spin_lock_irq(&tp->lock);
 
 	rtl8169_asic_down(ioaddr);
diff --git a/drivers/net/rionet.c b/drivers/net/rionet.c
index bc98e7f69ee9..ede937ee50c7 100644
--- a/drivers/net/rionet.c
+++ b/drivers/net/rionet.c
@@ -72,7 +72,7 @@ static int rionet_check = 0;
 static int rionet_capable = 1;
 
 /*
- * This is a fast lookup table for for translating TX
+ * This is a fast lookup table for translating TX
  * Ethernet packets into a destination RIO device. It
  * could be made into a hash table to save memory depending
  * on system trade-offs.
diff --git a/drivers/net/s2io.c b/drivers/net/s2io.c
index ddccf5fa56b6..0dd7839322bc 100644
--- a/drivers/net/s2io.c
+++ b/drivers/net/s2io.c
@@ -3494,6 +3494,7 @@ static void s2io_reset(struct s2io_nic *sp)
 
 		/* Restore the PCI state saved during initialization. */
 		pci_restore_state(sp->pdev);
+		pci_save_state(sp->pdev);
 		pci_read_config_word(sp->pdev, 0x2, &val16);
 		if (check_pci_device_id(val16) != (u16)PCI_ANY_ID)
 			break;
diff --git a/drivers/net/sb1000.c b/drivers/net/sb1000.c
index ee366c5a8fa3..c9c70ab0cce0 100644
--- a/drivers/net/sb1000.c
+++ b/drivers/net/sb1000.c
@@ -36,6 +36,7 @@ static char version[] = "sb1000.c:v1.1.2 6/01/98 (fventuri@mediaone.net)\n";
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/interrupt.h>
 #include <linux/errno.h>
diff --git a/drivers/net/sfc/efx.c b/drivers/net/sfc/efx.c
index 07a7e4b8f8fc..cc4b2f99989d 100644
--- a/drivers/net/sfc/efx.c
+++ b/drivers/net/sfc/efx.c
@@ -884,13 +884,12 @@ static int efx_wanted_rx_queues(void)
 	int count;
 	int cpu;
 
-	if (unlikely(!alloc_cpumask_var(&core_mask, GFP_KERNEL))) {
+	if (unlikely(!zalloc_cpumask_var(&core_mask, GFP_KERNEL))) {
 		printk(KERN_WARNING
 		       "sfc: RSS disabled due to allocation failure\n");
 		return 1;
 	}
 
-	cpumask_clear(core_mask);
 	count = 0;
 	for_each_online_cpu(cpu) {
 		if (!cpumask_test_cpu(cpu, core_mask)) {
diff --git a/drivers/net/sfc/rx.c b/drivers/net/sfc/rx.c
index 01f9432c31ef..98bff5ada09a 100644
--- a/drivers/net/sfc/rx.c
+++ b/drivers/net/sfc/rx.c
@@ -444,7 +444,8 @@ static void efx_rx_packet__check_len(struct efx_rx_queue *rx_queue,
  * the appropriate LRO method
  */
 static void efx_rx_packet_lro(struct efx_channel *channel,
-			      struct efx_rx_buffer *rx_buf)
+			      struct efx_rx_buffer *rx_buf,
+			      bool checksummed)
 {
 	struct napi_struct *napi = &channel->napi_str;
 
@@ -466,7 +467,8 @@ static void efx_rx_packet_lro(struct efx_channel *channel,
 		skb->len = rx_buf->len;
 		skb->data_len = rx_buf->len;
 		skb->truesize += rx_buf->len;
-		skb->ip_summed = CHECKSUM_UNNECESSARY;
+		skb->ip_summed =
+			checksummed ? CHECKSUM_UNNECESSARY : CHECKSUM_NONE;
 
 		napi_gro_frags(napi);
 
@@ -475,6 +477,7 @@ out:
 		rx_buf->page = NULL;
 	} else {
 		EFX_BUG_ON_PARANOID(!rx_buf->skb);
+		EFX_BUG_ON_PARANOID(!checksummed);
 
 		napi_gro_receive(napi, rx_buf->skb);
 		rx_buf->skb = NULL;
@@ -570,7 +573,7 @@ void __efx_rx_packet(struct efx_channel *channel,
 	}
 
 	if (likely(checksummed || rx_buf->page)) {
-		efx_rx_packet_lro(channel, rx_buf);
+		efx_rx_packet_lro(channel, rx_buf, checksummed);
 		goto done;
 	}
 
diff --git a/drivers/net/sfc/sfe4001.c b/drivers/net/sfc/sfe4001.c
index cee00ad49b57..49eb91b5f50c 100644
--- a/drivers/net/sfc/sfe4001.c
+++ b/drivers/net/sfc/sfe4001.c
@@ -188,7 +188,7 @@ static int sfn4111t_reset(struct efx_nic *efx)
 	efx_oword_t reg;
 
 	/* GPIO 3 and the GPIO register are shared with I2C, so block that */
-	mutex_lock(&efx->i2c_adap.bus_lock);
+	i2c_lock_adapter(&efx->i2c_adap);
 
 	/* Pull RST_N (GPIO 2) low then let it up again, setting the
 	 * FLASH_CFG_1 strap (GPIO 3) appropriately.  Only change the
@@ -204,7 +204,7 @@ static int sfn4111t_reset(struct efx_nic *efx)
 	falcon_write(efx, &reg, GPIO_CTL_REG_KER);
 	msleep(1);
 
-	mutex_unlock(&efx->i2c_adap.bus_lock);
+	i2c_unlock_adapter(&efx->i2c_adap);
 
 	ssleep(1);
 	return 0;
diff --git a/drivers/net/sgiseeq.c b/drivers/net/sgiseeq.c
index ecf3279fbef5..f4dfd1f679a9 100644
--- a/drivers/net/sgiseeq.c
+++ b/drivers/net/sgiseeq.c
@@ -826,7 +826,7 @@ static int __exit sgiseeq_remove(struct platform_device *pdev)
 
 static struct platform_driver sgiseeq_driver = {
 	.probe	= sgiseeq_probe,
-	.remove	= __devexit_p(sgiseeq_remove),
+	.remove	= __exit_p(sgiseeq_remove),
 	.driver = {
 		.name	= "sgiseeq",
 		.owner	= THIS_MODULE,
diff --git a/drivers/net/sh_eth.c b/drivers/net/sh_eth.c
index f49d0800c1d1..528b912a4b0d 100644
--- a/drivers/net/sh_eth.c
+++ b/drivers/net/sh_eth.c
@@ -30,6 +30,7 @@
 #include <linux/phy.h>
 #include <linux/cache.h>
 #include <linux/io.h>
+#include <asm/cacheflush.h>
 
 #include "sh_eth.h"
 
diff --git a/drivers/net/sis900.c b/drivers/net/sis900.c
index 97949d0a699b..c072f7f36acf 100644
--- a/drivers/net/sis900.c
+++ b/drivers/net/sis900.c
@@ -52,6 +52,7 @@
 #include <linux/module.h>
 #include <linux/moduleparam.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/timer.h>
 #include <linux/errno.h>
diff --git a/drivers/net/skfp/pcmplc.c b/drivers/net/skfp/pcmplc.c
index f1df2ec8ad41..e6b33ee05ede 100644
--- a/drivers/net/skfp/pcmplc.c
+++ b/drivers/net/skfp/pcmplc.c
@@ -960,7 +960,7 @@ static void pcm_fsm(struct s_smc *smc, struct s_phy *phy, int cmd)
 			/*PC88b*/
 			if (!phy->cf_join) {
 				phy->cf_join = TRUE ;
-				queue_event(smc,EVENT_CFM,CF_JOIN+np) ; ;
+				queue_event(smc,EVENT_CFM,CF_JOIN+np) ;
 			}
 			if (cmd == PC_JOIN)
 				GO_STATE(PC8_ACTIVE) ;
diff --git a/drivers/net/skfp/pmf.c b/drivers/net/skfp/pmf.c
index 79e665e0853d..a320fdb3727d 100644
--- a/drivers/net/skfp/pmf.c
+++ b/drivers/net/skfp/pmf.c
@@ -807,9 +807,9 @@ void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para,
 				mib_p->fddiPORTLerFlag ;
 			sp->p4050_pad = 0 ;
 			sp->p4050_cutoff =
-				mib_p->fddiPORTLer_Cutoff ; ;
+				mib_p->fddiPORTLer_Cutoff ;
 			sp->p4050_alarm =
-				mib_p->fddiPORTLer_Alarm ; ;
+				mib_p->fddiPORTLer_Alarm ;
 			sp->p4050_estimate =
 				mib_p->fddiPORTLer_Estimate ;
 			sp->p4050_reject_ct =
@@ -829,7 +829,7 @@ void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para,
 			sp->p4051_porttype =
 				mib_p->fddiPORTMy_Type ;
 			sp->p4051_connectstate =
-				mib_p->fddiPORTConnectState ; ;
+				mib_p->fddiPORTConnectState ;
 			sp->p4051_pc_neighbor =
 				mib_p->fddiPORTNeighborType ;
 			sp->p4051_pc_withhold =
@@ -853,7 +853,7 @@ void smt_add_para(struct s_smc *smc, struct s_pcon *pcon, u_short para,
 			struct smt_p_4053	*sp ;
 			sp = (struct smt_p_4053 *) to ;
 			sp->p4053_multiple =
-				mib_p->fddiPORTMultiple_P ; ;
+				mib_p->fddiPORTMultiple_P ;
 			sp->p4053_availablepaths =
 				mib_p->fddiPORTAvailablePaths ;
 			sp->p4053_currentpath =
diff --git a/drivers/net/skfp/skfddi.c b/drivers/net/skfp/skfddi.c
index 38a508b4aad9..b27156eaf267 100644
--- a/drivers/net/skfp/skfddi.c
+++ b/drivers/net/skfp/skfddi.c
@@ -73,6 +73,7 @@ static const char * const boot_msg =
 
 /* Include files */
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
diff --git a/drivers/net/skge.c b/drivers/net/skge.c
index 62e852e21ab2..8f5414348e86 100644
--- a/drivers/net/skge.c
+++ b/drivers/net/skge.c
@@ -37,6 +37,7 @@
 #include <linux/crc32.h>
 #include <linux/dma-mapping.h>
 #include <linux/debugfs.h>
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/mii.h>
 #include <asm/irq.h>
@@ -215,7 +216,7 @@ static void skge_wol_init(struct skge_port *skge)
 	if (skge->wol & WAKE_MAGIC)
 		ctrl |= WOL_CTL_ENA_PME_ON_MAGIC_PKT|WOL_CTL_ENA_MAGIC_PKT_UNIT;
 	else
-		ctrl |= WOL_CTL_DIS_PME_ON_MAGIC_PKT|WOL_CTL_DIS_MAGIC_PKT_UNIT;;
+		ctrl |= WOL_CTL_DIS_PME_ON_MAGIC_PKT|WOL_CTL_DIS_MAGIC_PKT_UNIT;
 
 	ctrl |= WOL_CTL_DIS_PME_ON_PATTERN|WOL_CTL_DIS_PATTERN_UNIT;
 	skge_write16(hw, WOL_REGS(port, WOL_CTRL_STAT), ctrl);
@@ -3935,11 +3936,14 @@ static int __devinit skge_probe(struct pci_dev *pdev,
 #endif
 
 	err = -ENOMEM;
-	hw = kzalloc(sizeof(*hw), GFP_KERNEL);
+	/* space for skge@pci:0000:04:00.0 */
+	hw = kzalloc(sizeof(*hw) + strlen(DRV_NAME "@pci:" )
+		     + strlen(pci_name(pdev)) + 1, GFP_KERNEL);
 	if (!hw) {
 		dev_err(&pdev->dev, "cannot allocate hardware struct\n");
 		goto err_out_free_regions;
 	}
+	sprintf(hw->irq_name, DRV_NAME "@pci:%s", pci_name(pdev));
 
 	hw->pdev = pdev;
 	spin_lock_init(&hw->hw_lock);
@@ -3974,7 +3978,7 @@ static int __devinit skge_probe(struct pci_dev *pdev,
 		goto err_out_free_netdev;
 	}
 
-	err = request_irq(pdev->irq, skge_intr, IRQF_SHARED, dev->name, hw);
+	err = request_irq(pdev->irq, skge_intr, IRQF_SHARED, hw->irq_name, hw);
 	if (err) {
 		dev_err(&pdev->dev, "%s: cannot assign irq %d\n",
 		       dev->name, pdev->irq);
@@ -3982,14 +3986,17 @@ static int __devinit skge_probe(struct pci_dev *pdev,
 	}
 	skge_show_addr(dev);
 
-	if (hw->ports > 1 && (dev1 = skge_devinit(hw, 1, using_dac))) {
-		if (register_netdev(dev1) == 0)
+	if (hw->ports > 1) {
+		dev1 = skge_devinit(hw, 1, using_dac);
+		if (dev1 && register_netdev(dev1) == 0)
 			skge_show_addr(dev1);
 		else {
 			/* Failure to register second port need not be fatal */
 			dev_warn(&pdev->dev, "register of second port failed\n");
 			hw->dev[1] = NULL;
-			free_netdev(dev1);
+			hw->ports = 1;
+			if (dev1)
+				free_netdev(dev1);
 		}
 	}
 	pci_set_drvdata(pdev, hw);
diff --git a/drivers/net/skge.h b/drivers/net/skge.h
index 17caccbb7685..831de1b6e96e 100644
--- a/drivers/net/skge.h
+++ b/drivers/net/skge.h
@@ -2423,6 +2423,8 @@ struct skge_hw {
 	u16		     phy_addr;
 	spinlock_t	     phy_lock;
 	struct tasklet_struct phy_task;
+
+	char		     irq_name[0]; /* skge@pci:000:04:00.0 */
 };
 
 enum pause_control {
diff --git a/drivers/net/sky2.c b/drivers/net/sky2.c
index 4bb52e9cd371..6a10d7ba5877 100644
--- a/drivers/net/sky2.c
+++ b/drivers/net/sky2.c
@@ -765,7 +765,7 @@ static void sky2_wol_init(struct sky2_port *sky2)
 	if (sky2->wol & WAKE_MAGIC)
 		ctrl |= WOL_CTL_ENA_PME_ON_MAGIC_PKT|WOL_CTL_ENA_MAGIC_PKT_UNIT;
 	else
-		ctrl |= WOL_CTL_DIS_PME_ON_MAGIC_PKT|WOL_CTL_DIS_MAGIC_PKT_UNIT;;
+		ctrl |= WOL_CTL_DIS_PME_ON_MAGIC_PKT|WOL_CTL_DIS_MAGIC_PKT_UNIT;
 
 	ctrl |= WOL_CTL_DIS_PME_ON_PATTERN|WOL_CTL_DIS_PATTERN_UNIT;
 	sky2_write16(hw, WOL_REGS(port, WOL_CTRL_STAT), ctrl);
@@ -1497,7 +1497,6 @@ static int sky2_up(struct net_device *dev)
 	if (ramsize > 0) {
 		u32 rxspace;
 
-		hw->flags |= SKY2_HW_RAM_BUFFER;
 		pr_debug(PFX "%s: ram buffer %dK\n", dev->name, ramsize);
 		if (ramsize < 16)
 			rxspace = ramsize / 2;
@@ -2926,6 +2925,9 @@ static int __devinit sky2_init(struct sky2_hw *hw)
 			++hw->ports;
 	}
 
+	if (sky2_read8(hw, B2_E_0))
+		hw->flags |= SKY2_HW_RAM_BUFFER;
+
 	return 0;
 }
 
@@ -4485,13 +4487,16 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
 	wol_default = device_may_wakeup(&pdev->dev) ? WAKE_MAGIC : 0;
 
 	err = -ENOMEM;
-	hw = kzalloc(sizeof(*hw), GFP_KERNEL);
+
+	hw = kzalloc(sizeof(*hw) + strlen(DRV_NAME "@pci:")
+		     + strlen(pci_name(pdev)) + 1, GFP_KERNEL);
 	if (!hw) {
 		dev_err(&pdev->dev, "cannot allocate hardware struct\n");
 		goto err_out_free_regions;
 	}
 
 	hw->pdev = pdev;
+	sprintf(hw->irq_name, DRV_NAME "@pci:%s", pci_name(pdev));
 
 	hw->regs = ioremap_nocache(pci_resource_start(pdev, 0), 0x4000);
 	if (!hw->regs) {
@@ -4533,11 +4538,13 @@ static int __devinit sky2_probe(struct pci_dev *pdev,
 		goto err_out_free_netdev;
 	}
 
+	netif_carrier_off(dev);
+
 	netif_napi_add(dev, &hw->napi, sky2_poll, NAPI_WEIGHT);
 
 	err = request_irq(pdev->irq, sky2_intr,
 			  (hw->flags & SKY2_HW_USE_MSI) ? 0 : IRQF_SHARED,
-			  dev->name, hw);
+			  hw->irq_name, hw);
 	if (err) {
 		dev_err(&pdev->dev, "cannot assign irq %d\n", pdev->irq);
 		goto err_out_unregister;
diff --git a/drivers/net/sky2.h b/drivers/net/sky2.h
index e0f23a101043..ed54129698b4 100644
--- a/drivers/net/sky2.h
+++ b/drivers/net/sky2.h
@@ -2085,6 +2085,8 @@ struct sky2_hw {
 	struct timer_list    watchdog_timer;
 	struct work_struct   restart_work;
 	wait_queue_head_t    msi_wait;
+
+	char		     irq_name[0];
 };
 
 static inline int sky2_is_copper(const struct sky2_hw *hw)
diff --git a/drivers/net/slip.c b/drivers/net/slip.c
index 26f6ee93a064..fe3cebb984de 100644
--- a/drivers/net/slip.c
+++ b/drivers/net/slip.c
@@ -67,6 +67,7 @@
 #include <asm/system.h>
 #include <asm/uaccess.h>
 #include <linux/bitops.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/mm.h>
 #include <linux/interrupt.h>
@@ -616,6 +617,14 @@ static void sl_uninit(struct net_device *dev)
 	sl_free_bufs(sl);
 }
 
+/* Hook the destructor so we can free slip devices at the right point in time */
+static void sl_free_netdev(struct net_device *dev)
+{
+	int i = dev->base_addr;
+	free_netdev(dev);
+	slip_devs[i] = NULL;
+}
+
 static const struct net_device_ops sl_netdev_ops = {
 	.ndo_init		= sl_init,
 	.ndo_uninit	  	= sl_uninit,
@@ -634,7 +643,7 @@ static const struct net_device_ops sl_netdev_ops = {
 static void sl_setup(struct net_device *dev)
 {
 	dev->netdev_ops		= &sl_netdev_ops;
-	dev->destructor		= free_netdev;
+	dev->destructor		= sl_free_netdev;
 
 	dev->hard_header_len	= 0;
 	dev->addr_len		= 0;
@@ -712,8 +721,6 @@ static void sl_sync(void)
 static struct slip *sl_alloc(dev_t line)
 {
 	int i;
-	int sel = -1;
-	int score = -1;
 	struct net_device *dev = NULL;
 	struct slip       *sl;
 
@@ -724,55 +731,7 @@ static struct slip *sl_alloc(dev_t line)
 		dev = slip_devs[i];
 		if (dev == NULL)
 			break;
-
-		sl = netdev_priv(dev);
-		if (sl->leased) {
-			if (sl->line != line)
-				continue;
-			if (sl->tty)
-				return NULL;
-
-			/* Clear ESCAPE & ERROR flags */
-			sl->flags &= (1 << SLF_INUSE);
-			return sl;
-		}
-
-		if (sl->tty)
-			continue;
-
-		if (current->pid == sl->pid) {
-			if (sl->line == line && score < 3) {
-				sel = i;
-				score = 3;
-				continue;
-			}
-			if (score < 2) {
-				sel = i;
-				score = 2;
-			}
-			continue;
-		}
-		if (sl->line == line && score < 1) {
-			sel = i;
-			score = 1;
-			continue;
-		}
-		if (score < 0) {
-			sel = i;
-			score = 0;
-		}
-	}
-
-	if (sel >= 0) {
-		i = sel;
-		dev = slip_devs[i];
-		if (score > 1) {
-			sl = netdev_priv(dev);
-			sl->flags &= (1 << SLF_INUSE);
-			return sl;
-		}
 	}
-
 	/* Sorry, too many, all slots in use */
 	if (i >= slip_maxdev)
 		return NULL;
@@ -909,30 +868,13 @@ err_exit:
 }
 
 /*
-
-  FIXME: 1,2 are fixed 3 was never true anyway.
-
-   Let me to blame a bit.
-   1. TTY module calls this funstion on soft interrupt.
-   2. TTY module calls this function WITH MASKED INTERRUPTS!
-   3. TTY module does not notify us about line discipline
-      shutdown,
-
-   Seems, now it is clean. The solution is to consider netdevice and
-   line discipline sides as two independent threads.
-
-   By-product (not desired): sl? does not feel hangups and remains open.
-   It is supposed, that user level program (dip, diald, slattach...)
-   will catch SIGHUP and make the rest of work.
-
-   I see no way to make more with current tty code. --ANK
- */
-
-/*
  * Close down a SLIP channel.
  * This means flushing out any pending queues, and then returning. This
  * call is serialized against other ldisc functions.
+ *
+ * We also use this method fo a hangup event
  */
+
 static void slip_close(struct tty_struct *tty)
 {
 	struct slip *sl = tty->disc_data;
@@ -951,10 +893,16 @@ static void slip_close(struct tty_struct *tty)
 	del_timer_sync(&sl->keepalive_timer);
 	del_timer_sync(&sl->outfill_timer);
 #endif
-
-	/* Count references from TTY module */
+	/* Flush network side */
+	unregister_netdev(sl->dev);
+	/* This will complete via sl_free_netdev */
 }
 
+static int slip_hangup(struct tty_struct *tty)
+{
+	slip_close(tty);
+	return 0;
+}
  /************************************************************************
   *			STANDARD SLIP ENCAPSULATION		  	 *
   ************************************************************************/
@@ -1311,6 +1259,7 @@ static struct tty_ldisc_ops sl_ldisc = {
 	.name 		= "slip",
 	.open 		= slip_open,
 	.close	 	= slip_close,
+	.hangup	 	= slip_hangup,
 	.ioctl		= slip_ioctl,
 	.receive_buf	= slip_receive_buf,
 	.write_wakeup	= slip_write_wakeup,
@@ -1384,6 +1333,8 @@ static void __exit slip_exit(void)
 		}
 	} while (busy && time_before(jiffies, timeout));
 
+	/* FIXME: hangup is async so we should wait when doing this second
+	   phase */
 
 	for (i = 0; i < slip_maxdev; i++) {
 		dev = slip_devs[i];
diff --git a/drivers/net/smc91x.c b/drivers/net/smc91x.c
index 05c91ee6921e..f12206bdbb75 100644
--- a/drivers/net/smc91x.c
+++ b/drivers/net/smc91x.c
@@ -2283,7 +2283,7 @@ static int __devinit smc_drv_probe(struct platform_device *pdev)
 
 	ndev->irq = ires->start;
 
-	if (ires->flags & IRQF_TRIGGER_MASK)
+	if (irq_flags == -1 || ires->flags & IRQF_TRIGGER_MASK)
 		irq_flags = ires->flags & IRQF_TRIGGER_MASK;
 
 	ret = smc_request_attrib(pdev, ndev);
diff --git a/drivers/net/smsc911x.c b/drivers/net/smsc911x.c
index ccdd196f5297..f9cdcbcb77d4 100644
--- a/drivers/net/smsc911x.c
+++ b/drivers/net/smsc911x.c
@@ -986,7 +986,7 @@ static int smsc911x_poll(struct napi_struct *napi, int budget)
 	struct net_device *dev = pdata->dev;
 	int npackets = 0;
 
-	while (likely(netif_running(dev)) && (npackets < budget)) {
+	while (npackets < budget) {
 		unsigned int pktlength;
 		unsigned int pktwords;
 		struct sk_buff *skb;
diff --git a/drivers/net/smsc9420.c b/drivers/net/smsc9420.c
index b4909a2dec66..0f7909276237 100644
--- a/drivers/net/smsc9420.c
+++ b/drivers/net/smsc9420.c
@@ -252,6 +252,9 @@ static int smsc9420_ethtool_get_settings(struct net_device *dev,
 {
 	struct smsc9420_pdata *pd = netdev_priv(dev);
 
+	if (!pd->phy_dev)
+		return -ENODEV;
+
 	cmd->maxtxpkt = 1;
 	cmd->maxrxpkt = 1;
 	return phy_ethtool_gset(pd->phy_dev, cmd);
@@ -262,6 +265,9 @@ static int smsc9420_ethtool_set_settings(struct net_device *dev,
 {
 	struct smsc9420_pdata *pd = netdev_priv(dev);
 
+	if (!pd->phy_dev)
+		return -ENODEV;
+
 	return phy_ethtool_sset(pd->phy_dev, cmd);
 }
 
@@ -290,6 +296,10 @@ static void smsc9420_ethtool_set_msglevel(struct net_device *netdev, u32 data)
 static int smsc9420_ethtool_nway_reset(struct net_device *netdev)
 {
 	struct smsc9420_pdata *pd = netdev_priv(netdev);
+
+	if (!pd->phy_dev)
+		return -ENODEV;
+
 	return phy_start_aneg(pd->phy_dev);
 }
 
@@ -312,6 +322,10 @@ smsc9420_ethtool_getregs(struct net_device *dev, struct ethtool_regs *regs,
 	for (i = 0; i < 0x100; i += (sizeof(u32)))
 		data[j++] = smsc9420_reg_read(pd, i);
 
+	// cannot read phy registers if the net device is down
+	if (!phy_dev)
+		return;
+
 	for (i = 0; i <= 31; i++)
 		data[j++] = smsc9420_mii_read(phy_dev->bus, phy_dev->addr, i);
 }
diff --git a/drivers/net/stmmac/Kconfig b/drivers/net/stmmac/Kconfig
new file mode 100644
index 000000000000..35eaa5251d7f
--- /dev/null
+++ b/drivers/net/stmmac/Kconfig
@@ -0,0 +1,53 @@
+config STMMAC_ETH
+	tristate "STMicroelectronics 10/100/1000 Ethernet driver"
+	select MII
+	select PHYLIB
+	depends on NETDEVICES && CPU_SUBTYPE_ST40
+	help
+	  This is the driver for the ST MAC 10/100/1000 on-chip Ethernet
+	  controllers. ST Ethernet IPs are built around a Synopsys IP Core.
+
+if STMMAC_ETH
+
+config STMMAC_DA
+	bool "STMMAC DMA arbitration scheme"
+	default n
+	help
+	  Selecting this option, rx has priority over Tx (only for Giga
+	  Ethernet device).
+	  By default, the DMA arbitration scheme is based on Round-robin
+	  (rx:tx priority is 1:1).
+
+config STMMAC_DUAL_MAC
+	bool "STMMAC: dual mac support (EXPERIMENTAL)"
+	default n
+        depends on EXPERIMENTAL && STMMAC_ETH && !STMMAC_TIMER
+	help
+	  Some ST SoCs (for example the stx7141 and stx7200c2) have two
+	  Ethernet Controllers. This option turns on the second Ethernet
+	  device on this kind of platforms.
+
+config STMMAC_TIMER
+	bool "STMMAC Timer optimisation"
+	default n
+	help
+	  Use an external timer for mitigating the number of network
+	  interrupts.
+
+choice
+        prompt "Select Timer device"
+        depends on STMMAC_TIMER
+
+config STMMAC_TMU_TIMER
+        bool "TMU channel 2"
+        depends on CPU_SH4
+	help
+
+config STMMAC_RTC_TIMER
+        bool "Real time clock"
+        depends on RTC_CLASS
+	help
+
+endchoice
+
+endif
diff --git a/drivers/net/stmmac/Makefile b/drivers/net/stmmac/Makefile
new file mode 100644
index 000000000000..b2d7a5564dfa
--- /dev/null
+++ b/drivers/net/stmmac/Makefile
@@ -0,0 +1,4 @@
+obj-$(CONFIG_STMMAC_ETH) += stmmac.o
+stmmac-$(CONFIG_STMMAC_TIMER) += stmmac_timer.o
+stmmac-objs:= stmmac_main.o stmmac_ethtool.o stmmac_mdio.o \
+		mac100.o  gmac.o $(stmmac-y)
diff --git a/drivers/net/stmmac/common.h b/drivers/net/stmmac/common.h
new file mode 100644
index 000000000000..e49e5188e887
--- /dev/null
+++ b/drivers/net/stmmac/common.h
@@ -0,0 +1,330 @@
+/*******************************************************************************
+  STMMAC Common Header File
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include "descs.h"
+#include <linux/io.h>
+
+/* *********************************************
+   DMA CRS Control and Status Register Mapping
+ * *********************************************/
+#define DMA_BUS_MODE		0x00001000	/* Bus Mode */
+#define DMA_XMT_POLL_DEMAND	0x00001004	/* Transmit Poll Demand */
+#define DMA_RCV_POLL_DEMAND	0x00001008	/* Received Poll Demand */
+#define DMA_RCV_BASE_ADDR	0x0000100c	/* Receive List Base */
+#define DMA_TX_BASE_ADDR	0x00001010	/* Transmit List Base */
+#define DMA_STATUS		0x00001014	/* Status Register */
+#define DMA_CONTROL		0x00001018	/* Ctrl (Operational Mode) */
+#define DMA_INTR_ENA		0x0000101c	/* Interrupt Enable */
+#define DMA_MISSED_FRAME_CTR	0x00001020	/* Missed Frame Counter */
+#define DMA_CUR_TX_BUF_ADDR	0x00001050	/* Current Host Tx Buffer */
+#define DMA_CUR_RX_BUF_ADDR	0x00001054	/* Current Host Rx Buffer */
+
+/* ********************************
+   DMA Control register defines
+ * ********************************/
+#define DMA_CONTROL_ST		0x00002000	/* Start/Stop Transmission */
+#define DMA_CONTROL_SR		0x00000002	/* Start/Stop Receive */
+
+/* **************************************
+   DMA Interrupt Enable register defines
+ * **************************************/
+/**** NORMAL INTERRUPT ****/
+#define DMA_INTR_ENA_NIE 0x00010000	/* Normal Summary */
+#define DMA_INTR_ENA_TIE 0x00000001	/* Transmit Interrupt */
+#define DMA_INTR_ENA_TUE 0x00000004	/* Transmit Buffer Unavailable */
+#define DMA_INTR_ENA_RIE 0x00000040	/* Receive Interrupt */
+#define DMA_INTR_ENA_ERE 0x00004000	/* Early Receive */
+
+#define DMA_INTR_NORMAL	(DMA_INTR_ENA_NIE | DMA_INTR_ENA_RIE | \
+			DMA_INTR_ENA_TIE)
+
+/**** ABNORMAL INTERRUPT ****/
+#define DMA_INTR_ENA_AIE 0x00008000	/* Abnormal Summary */
+#define DMA_INTR_ENA_FBE 0x00002000	/* Fatal Bus Error */
+#define DMA_INTR_ENA_ETE 0x00000400	/* Early Transmit */
+#define DMA_INTR_ENA_RWE 0x00000200	/* Receive Watchdog */
+#define DMA_INTR_ENA_RSE 0x00000100	/* Receive Stopped */
+#define DMA_INTR_ENA_RUE 0x00000080	/* Receive Buffer Unavailable */
+#define DMA_INTR_ENA_UNE 0x00000020	/* Tx Underflow */
+#define DMA_INTR_ENA_OVE 0x00000010	/* Receive Overflow */
+#define DMA_INTR_ENA_TJE 0x00000008	/* Transmit Jabber */
+#define DMA_INTR_ENA_TSE 0x00000002	/* Transmit Stopped */
+
+#define DMA_INTR_ABNORMAL	(DMA_INTR_ENA_AIE | DMA_INTR_ENA_FBE | \
+				DMA_INTR_ENA_UNE)
+
+/* DMA default interrupt mask */
+#define DMA_INTR_DEFAULT_MASK	(DMA_INTR_NORMAL | DMA_INTR_ABNORMAL)
+
+/* ****************************
+ *  DMA Status register defines
+ * ****************************/
+#define DMA_STATUS_GPI		0x10000000	/* PMT interrupt */
+#define DMA_STATUS_GMI		0x08000000	/* MMC interrupt */
+#define DMA_STATUS_GLI		0x04000000	/* GMAC Line interface int. */
+#define DMA_STATUS_GMI		0x08000000
+#define DMA_STATUS_GLI		0x04000000
+#define DMA_STATUS_EB_MASK	0x00380000	/* Error Bits Mask */
+#define DMA_STATUS_EB_TX_ABORT	0x00080000	/* Error Bits - TX Abort */
+#define DMA_STATUS_EB_RX_ABORT	0x00100000	/* Error Bits - RX Abort */
+#define DMA_STATUS_TS_MASK	0x00700000	/* Transmit Process State */
+#define DMA_STATUS_TS_SHIFT	20
+#define DMA_STATUS_RS_MASK	0x000e0000	/* Receive Process State */
+#define DMA_STATUS_RS_SHIFT	17
+#define DMA_STATUS_NIS	0x00010000	/* Normal Interrupt Summary */
+#define DMA_STATUS_AIS	0x00008000	/* Abnormal Interrupt Summary */
+#define DMA_STATUS_ERI	0x00004000	/* Early Receive Interrupt */
+#define DMA_STATUS_FBI	0x00002000	/* Fatal Bus Error Interrupt */
+#define DMA_STATUS_ETI	0x00000400	/* Early Transmit Interrupt */
+#define DMA_STATUS_RWT	0x00000200	/* Receive Watchdog Timeout */
+#define DMA_STATUS_RPS	0x00000100	/* Receive Process Stopped */
+#define DMA_STATUS_RU	0x00000080	/* Receive Buffer Unavailable */
+#define DMA_STATUS_RI	0x00000040	/* Receive Interrupt */
+#define DMA_STATUS_UNF	0x00000020	/* Transmit Underflow */
+#define DMA_STATUS_OVF	0x00000010	/* Receive Overflow */
+#define DMA_STATUS_TJT	0x00000008	/* Transmit Jabber Timeout */
+#define DMA_STATUS_TU	0x00000004	/* Transmit Buffer Unavailable */
+#define DMA_STATUS_TPS	0x00000002	/* Transmit Process Stopped */
+#define DMA_STATUS_TI	0x00000001	/* Transmit Interrupt */
+
+/* Other defines */
+#define HASH_TABLE_SIZE 64
+#define PAUSE_TIME 0x200
+
+/* Flow Control defines */
+#define FLOW_OFF	0
+#define FLOW_RX		1
+#define FLOW_TX		2
+#define FLOW_AUTO	(FLOW_TX | FLOW_RX)
+
+/* DMA STORE-AND-FORWARD Operation Mode */
+#define SF_DMA_MODE 1
+
+#define HW_CSUM 1
+#define NO_HW_CSUM 0
+
+/* GMAC TX FIFO is 8K, Rx FIFO is 16K */
+#define BUF_SIZE_16KiB 16384
+#define BUF_SIZE_8KiB 8192
+#define BUF_SIZE_4KiB 4096
+#define BUF_SIZE_2KiB 2048
+
+/* Power Down and WOL */
+#define PMT_NOT_SUPPORTED 0
+#define PMT_SUPPORTED 1
+
+/* Common MAC defines */
+#define MAC_CTRL_REG		0x00000000	/* MAC Control */
+#define MAC_ENABLE_TX		0x00000008	/* Transmitter Enable */
+#define MAC_RNABLE_RX		0x00000004	/* Receiver Enable */
+
+/* MAC Management Counters register */
+#define MMC_CONTROL		0x00000100	/* MMC Control */
+#define MMC_HIGH_INTR		0x00000104	/* MMC High Interrupt */
+#define MMC_LOW_INTR		0x00000108	/* MMC Low Interrupt */
+#define MMC_HIGH_INTR_MASK	0x0000010c	/* MMC High Interrupt Mask */
+#define MMC_LOW_INTR_MASK	0x00000110	/* MMC Low Interrupt Mask */
+
+#define MMC_CONTROL_MAX_FRM_MASK	0x0003ff8	/* Maximum Frame Size */
+#define MMC_CONTROL_MAX_FRM_SHIFT	3
+#define MMC_CONTROL_MAX_FRAME		0x7FF
+
+struct stmmac_extra_stats {
+	/* Transmit errors */
+	unsigned long tx_underflow ____cacheline_aligned;
+	unsigned long tx_carrier;
+	unsigned long tx_losscarrier;
+	unsigned long tx_heartbeat;
+	unsigned long tx_deferred;
+	unsigned long tx_vlan;
+	unsigned long tx_jabber;
+	unsigned long tx_frame_flushed;
+	unsigned long tx_payload_error;
+	unsigned long tx_ip_header_error;
+	/* Receive errors */
+	unsigned long rx_desc;
+	unsigned long rx_partial;
+	unsigned long rx_runt;
+	unsigned long rx_toolong;
+	unsigned long rx_collision;
+	unsigned long rx_crc;
+	unsigned long rx_lenght;
+	unsigned long rx_mii;
+	unsigned long rx_multicast;
+	unsigned long rx_gmac_overflow;
+	unsigned long rx_watchdog;
+	unsigned long da_rx_filter_fail;
+	unsigned long sa_rx_filter_fail;
+	unsigned long rx_missed_cntr;
+	unsigned long rx_overflow_cntr;
+	unsigned long rx_vlan;
+	/* Tx/Rx IRQ errors */
+	unsigned long tx_undeflow_irq;
+	unsigned long tx_process_stopped_irq;
+	unsigned long tx_jabber_irq;
+	unsigned long rx_overflow_irq;
+	unsigned long rx_buf_unav_irq;
+	unsigned long rx_process_stopped_irq;
+	unsigned long rx_watchdog_irq;
+	unsigned long tx_early_irq;
+	unsigned long fatal_bus_error_irq;
+	/* Extra info */
+	unsigned long threshold;
+	unsigned long tx_pkt_n;
+	unsigned long rx_pkt_n;
+	unsigned long poll_n;
+	unsigned long sched_timer_n;
+	unsigned long normal_irq_n;
+};
+
+/* GMAC core can compute the checksums in HW. */
+enum rx_frame_status {
+	good_frame = 0,
+	discard_frame = 1,
+	csum_none = 2,
+};
+
+static inline void stmmac_set_mac_addr(unsigned long ioaddr, u8 addr[6],
+			 unsigned int high, unsigned int low)
+{
+	unsigned long data;
+
+	data = (addr[5] << 8) | addr[4];
+	writel(data, ioaddr + high);
+	data = (addr[3] << 24) | (addr[2] << 16) | (addr[1] << 8) | addr[0];
+	writel(data, ioaddr + low);
+
+	return;
+}
+
+static inline void stmmac_get_mac_addr(unsigned long ioaddr,
+				unsigned char *addr, unsigned int high,
+				unsigned int low)
+{
+	unsigned int hi_addr, lo_addr;
+
+	/* Read the MAC address from the hardware */
+	hi_addr = readl(ioaddr + high);
+	lo_addr = readl(ioaddr + low);
+
+	/* Extract the MAC address from the high and low words */
+	addr[0] = lo_addr & 0xff;
+	addr[1] = (lo_addr >> 8) & 0xff;
+	addr[2] = (lo_addr >> 16) & 0xff;
+	addr[3] = (lo_addr >> 24) & 0xff;
+	addr[4] = hi_addr & 0xff;
+	addr[5] = (hi_addr >> 8) & 0xff;
+
+	return;
+}
+
+struct stmmac_ops {
+	/* MAC core initialization */
+	void (*core_init) (unsigned long ioaddr) ____cacheline_aligned;
+	/* DMA core initialization */
+	int (*dma_init) (unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx);
+	/* Dump MAC registers */
+	void (*dump_mac_regs) (unsigned long ioaddr);
+	/* Dump DMA registers */
+	void (*dump_dma_regs) (unsigned long ioaddr);
+	/* Set tx/rx threshold in the csr6 register
+	 * An invalid value enables the store-and-forward mode */
+	void (*dma_mode) (unsigned long ioaddr, int txmode, int rxmode);
+	/* To track extra statistic (if supported) */
+	void (*dma_diagnostic_fr) (void *data, struct stmmac_extra_stats *x,
+				   unsigned long ioaddr);
+	/* RX descriptor ring initialization */
+	void (*init_rx_desc) (struct dma_desc *p, unsigned int ring_size,
+				int disable_rx_ic);
+	/* TX descriptor ring initialization */
+	void (*init_tx_desc) (struct dma_desc *p, unsigned int ring_size);
+
+	/* Invoked by the xmit function to prepare the tx descriptor */
+	void (*prepare_tx_desc) (struct dma_desc *p, int is_fs, int len,
+				 int csum_flag);
+	/* Set/get the owner of the descriptor */
+	void (*set_tx_owner) (struct dma_desc *p);
+	int (*get_tx_owner) (struct dma_desc *p);
+	/* Invoked by the xmit function to close the tx descriptor */
+	void (*close_tx_desc) (struct dma_desc *p);
+	/* Clean the tx descriptor as soon as the tx irq is received */
+	void (*release_tx_desc) (struct dma_desc *p);
+	/* Clear interrupt on tx frame completion. When this bit is
+	 * set an interrupt happens as soon as the frame is transmitted */
+	void (*clear_tx_ic) (struct dma_desc *p);
+	/* Last tx segment reports the transmit status */
+	int (*get_tx_ls) (struct dma_desc *p);
+	/* Return the transmit status looking at the TDES1 */
+	int (*tx_status) (void *data, struct stmmac_extra_stats *x,
+			  struct dma_desc *p, unsigned long ioaddr);
+	/* Get the buffer size from the descriptor */
+	int (*get_tx_len) (struct dma_desc *p);
+	/* Handle extra events on specific interrupts hw dependent */
+	void (*host_irq_status) (unsigned long ioaddr);
+	int (*get_rx_owner) (struct dma_desc *p);
+	void (*set_rx_owner) (struct dma_desc *p);
+	/* Get the receive frame size */
+	int (*get_rx_frame_len) (struct dma_desc *p);
+	/* Return the reception status looking at the RDES1 */
+	int (*rx_status) (void *data, struct stmmac_extra_stats *x,
+			  struct dma_desc *p);
+	/* Multicast filter setting */
+	void (*set_filter) (struct net_device *dev);
+	/* Flow control setting */
+	void (*flow_ctrl) (unsigned long ioaddr, unsigned int duplex,
+			   unsigned int fc, unsigned int pause_time);
+	/* Set power management mode (e.g. magic frame) */
+	void (*pmt) (unsigned long ioaddr, unsigned long mode);
+	/* Set/Get Unicast MAC addresses */
+	void (*set_umac_addr) (unsigned long ioaddr, unsigned char *addr,
+			     unsigned int reg_n);
+	void (*get_umac_addr) (unsigned long ioaddr, unsigned char *addr,
+			     unsigned int reg_n);
+};
+
+struct mac_link {
+	int port;
+	int duplex;
+	int speed;
+};
+
+struct mii_regs {
+	unsigned int addr;	/* MII Address */
+	unsigned int data;	/* MII Data */
+};
+
+struct hw_cap {
+	unsigned int version;	/* Core Version register (GMAC) */
+	unsigned int pmt;	/* Power-Down mode (GMAC) */
+	struct mac_link link;
+	struct mii_regs mii;
+};
+
+struct mac_device_info {
+	struct hw_cap hw;
+	struct stmmac_ops *ops;
+};
+
+struct mac_device_info *gmac_setup(unsigned long addr);
+struct mac_device_info *mac100_setup(unsigned long addr);
diff --git a/drivers/net/stmmac/descs.h b/drivers/net/stmmac/descs.h
new file mode 100644
index 000000000000..6d2a0b2f5e57
--- /dev/null
+++ b/drivers/net/stmmac/descs.h
@@ -0,0 +1,163 @@
+/*******************************************************************************
+  Header File to describe the DMA descriptors
+  Use enhanced descriptors in case of GMAC Cores.
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+struct dma_desc {
+	/* Receive descriptor */
+	union {
+		struct {
+			/* RDES0 */
+			u32 reserved1:1;
+			u32 crc_error:1;
+			u32 dribbling:1;
+			u32 mii_error:1;
+			u32 receive_watchdog:1;
+			u32 frame_type:1;
+			u32 collision:1;
+			u32 frame_too_long:1;
+			u32 last_descriptor:1;
+			u32 first_descriptor:1;
+			u32 multicast_frame:1;
+			u32 run_frame:1;
+			u32 length_error:1;
+			u32 partial_frame_error:1;
+			u32 descriptor_error:1;
+			u32 error_summary:1;
+			u32 frame_length:14;
+			u32 filtering_fail:1;
+			u32 own:1;
+			/* RDES1 */
+			u32 buffer1_size:11;
+			u32 buffer2_size:11;
+			u32 reserved2:2;
+			u32 second_address_chained:1;
+			u32 end_ring:1;
+			u32 reserved3:5;
+			u32 disable_ic:1;
+		} rx;
+		struct {
+			/* RDES0 */
+			u32 payload_csum_error:1;
+			u32 crc_error:1;
+			u32 dribbling:1;
+			u32 error_gmii:1;
+			u32 receive_watchdog:1;
+			u32 frame_type:1;
+			u32 late_collision:1;
+			u32 ipc_csum_error:1;
+			u32 last_descriptor:1;
+			u32 first_descriptor:1;
+			u32 vlan_tag:1;
+			u32 overflow_error:1;
+			u32 length_error:1;
+			u32 sa_filter_fail:1;
+			u32 descriptor_error:1;
+			u32 error_summary:1;
+			u32 frame_length:14;
+			u32 da_filter_fail:1;
+			u32 own:1;
+			/* RDES1 */
+			u32 buffer1_size:13;
+			u32 reserved1:1;
+			u32 second_address_chained:1;
+			u32 end_ring:1;
+			u32 buffer2_size:13;
+			u32 reserved2:2;
+			u32 disable_ic:1;
+		} erx;		/* -- enhanced -- */
+
+		/* Transmit descriptor */
+		struct {
+			/* TDES0 */
+			u32 deferred:1;
+			u32 underflow_error:1;
+			u32 excessive_deferral:1;
+			u32 collision_count:4;
+			u32 heartbeat_fail:1;
+			u32 excessive_collisions:1;
+			u32 late_collision:1;
+			u32 no_carrier:1;
+			u32 loss_carrier:1;
+			u32 reserved1:3;
+			u32 error_summary:1;
+			u32 reserved2:15;
+			u32 own:1;
+			/* TDES1 */
+			u32 buffer1_size:11;
+			u32 buffer2_size:11;
+			u32 reserved3:1;
+			u32 disable_padding:1;
+			u32 second_address_chained:1;
+			u32 end_ring:1;
+			u32 crc_disable:1;
+			u32 reserved4:2;
+			u32 first_segment:1;
+			u32 last_segment:1;
+			u32 interrupt:1;
+		} tx;
+		struct {
+			/* TDES0 */
+			u32 deferred:1;
+			u32 underflow_error:1;
+			u32 excessive_deferral:1;
+			u32 collision_count:4;
+			u32 vlan_frame:1;
+			u32 excessive_collisions:1;
+			u32 late_collision:1;
+			u32 no_carrier:1;
+			u32 loss_carrier:1;
+			u32 payload_error:1;
+			u32 frame_flushed:1;
+			u32 jabber_timeout:1;
+			u32 error_summary:1;
+			u32 ip_header_error:1;
+			u32 time_stamp_status:1;
+			u32 reserved1:2;
+			u32 second_address_chained:1;
+			u32 end_ring:1;
+			u32 checksum_insertion:2;
+			u32 reserved2:1;
+			u32 time_stamp_enable:1;
+			u32 disable_padding:1;
+			u32 crc_disable:1;
+			u32 first_segment:1;
+			u32 last_segment:1;
+			u32 interrupt:1;
+			u32 own:1;
+			/* TDES1 */
+			u32 buffer1_size:13;
+			u32 reserved3:3;
+			u32 buffer2_size:13;
+			u32 reserved4:3;
+		} etx;		/* -- enhanced -- */
+	} des01;
+	unsigned int des2;
+	unsigned int des3;
+};
+
+/* Transmit checksum insertion control */
+enum tdes_csum_insertion {
+	cic_disabled = 0,	/* Checksum Insertion Control */
+	cic_only_ip = 1,	/* Only IP header */
+	cic_no_pseudoheader = 2,	/* IP header but pseudoheader
+					 * is not calculated */
+	cic_full = 3,		/* IP header and pseudoheader */
+};
diff --git a/drivers/net/stmmac/gmac.c b/drivers/net/stmmac/gmac.c
new file mode 100644
index 000000000000..b624bb5bae0a
--- /dev/null
+++ b/drivers/net/stmmac/gmac.c
@@ -0,0 +1,693 @@
+/*******************************************************************************
+  This is the driver for the GMAC on-chip Ethernet controller for ST SoCs.
+  DWC Ether MAC 10/100/1000 Universal version 3.41a  has been used for
+  developing this code.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+#include "gmac.h"
+
+#undef GMAC_DEBUG
+/*#define GMAC_DEBUG*/
+#undef FRAME_FILTER_DEBUG
+/*#define FRAME_FILTER_DEBUG*/
+#ifdef GMAC_DEBUG
+#define DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define DBG(fmt, args...)  do { } while (0)
+#endif
+
+static void gmac_dump_regs(unsigned long ioaddr)
+{
+	int i;
+	pr_info("\t----------------------------------------------\n"
+	       "\t  GMAC registers (base addr = 0x%8x)\n"
+	       "\t----------------------------------------------\n",
+	       (unsigned int)ioaddr);
+
+	for (i = 0; i < 55; i++) {
+		int offset = i * 4;
+		pr_info("\tReg No. %d (offset 0x%x): 0x%08x\n", i,
+		       offset, readl(ioaddr + offset));
+	}
+	return;
+}
+
+static int gmac_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx, u32 dma_rx)
+{
+	u32 value = readl(ioaddr + DMA_BUS_MODE);
+	/* DMA SW reset */
+	value |= DMA_BUS_MODE_SFT_RESET;
+	writel(value, ioaddr + DMA_BUS_MODE);
+	do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET));
+
+	value = /* DMA_BUS_MODE_FB | */ DMA_BUS_MODE_4PBL |
+	    ((pbl << DMA_BUS_MODE_PBL_SHIFT) |
+	     (pbl << DMA_BUS_MODE_RPBL_SHIFT));
+
+#ifdef CONFIG_STMMAC_DA
+	value |= DMA_BUS_MODE_DA;	/* Rx has priority over tx */
+#endif
+	writel(value, ioaddr + DMA_BUS_MODE);
+
+	/* Mask interrupts by writing to CSR7 */
+	writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA);
+
+	/* The base address of the RX/TX descriptor lists must be written into
+	 * DMA CSR3 and CSR4, respectively. */
+	writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR);
+	writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR);
+
+	return 0;
+}
+
+/* Transmit FIFO flush operation */
+static void gmac_flush_tx_fifo(unsigned long ioaddr)
+{
+	u32 csr6 = readl(ioaddr + DMA_CONTROL);
+	writel((csr6 | DMA_CONTROL_FTF), ioaddr + DMA_CONTROL);
+
+	do {} while ((readl(ioaddr + DMA_CONTROL) & DMA_CONTROL_FTF));
+}
+
+static void gmac_dma_operation_mode(unsigned long ioaddr, int txmode,
+				    int rxmode)
+{
+	u32 csr6 = readl(ioaddr + DMA_CONTROL);
+
+	if (txmode == SF_DMA_MODE) {
+		DBG(KERN_DEBUG "GMAC: enabling TX store and forward mode\n");
+		/* Transmit COE type 2 cannot be done in cut-through mode. */
+		csr6 |= DMA_CONTROL_TSF;
+		/* Operating on second frame increase the performance
+		 * especially when transmit store-and-forward is used.*/
+		csr6 |= DMA_CONTROL_OSF;
+	} else {
+		DBG(KERN_DEBUG "GMAC: disabling TX store and forward mode"
+			      " (threshold = %d)\n", txmode);
+		csr6 &= ~DMA_CONTROL_TSF;
+		csr6 &= DMA_CONTROL_TC_TX_MASK;
+		/* Set the transmit threashold */
+		if (txmode <= 32)
+			csr6 |= DMA_CONTROL_TTC_32;
+		else if (txmode <= 64)
+			csr6 |= DMA_CONTROL_TTC_64;
+		else if (txmode <= 128)
+			csr6 |= DMA_CONTROL_TTC_128;
+		else if (txmode <= 192)
+			csr6 |= DMA_CONTROL_TTC_192;
+		else
+			csr6 |= DMA_CONTROL_TTC_256;
+	}
+
+	if (rxmode == SF_DMA_MODE) {
+		DBG(KERN_DEBUG "GMAC: enabling RX store and forward mode\n");
+		csr6 |= DMA_CONTROL_RSF;
+	} else {
+		DBG(KERN_DEBUG "GMAC: disabling RX store and forward mode"
+			      " (threshold = %d)\n", rxmode);
+		csr6 &= ~DMA_CONTROL_RSF;
+		csr6 &= DMA_CONTROL_TC_RX_MASK;
+		if (rxmode <= 32)
+			csr6 |= DMA_CONTROL_RTC_32;
+		else if (rxmode <= 64)
+			csr6 |= DMA_CONTROL_RTC_64;
+		else if (rxmode <= 96)
+			csr6 |= DMA_CONTROL_RTC_96;
+		else
+			csr6 |= DMA_CONTROL_RTC_128;
+	}
+
+	writel(csr6, ioaddr + DMA_CONTROL);
+	return;
+}
+
+/* Not yet implemented --- no RMON module */
+static void gmac_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
+				   unsigned long ioaddr)
+{
+	return;
+}
+
+static void gmac_dump_dma_regs(unsigned long ioaddr)
+{
+	int i;
+	pr_info(" DMA registers\n");
+	for (i = 0; i < 22; i++) {
+		if ((i < 9) || (i > 17)) {
+			int offset = i * 4;
+			pr_err("\t Reg No. %d (offset 0x%x): 0x%08x\n", i,
+			       (DMA_BUS_MODE + offset),
+			       readl(ioaddr + DMA_BUS_MODE + offset));
+		}
+	}
+	return;
+}
+
+static int gmac_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
+				    struct dma_desc *p, unsigned long ioaddr)
+{
+	int ret = 0;
+	struct net_device_stats *stats = (struct net_device_stats *)data;
+
+	if (unlikely(p->des01.etx.error_summary)) {
+		DBG(KERN_ERR "GMAC TX error... 0x%08x\n", p->des01.etx);
+		if (unlikely(p->des01.etx.jabber_timeout)) {
+			DBG(KERN_ERR "\tjabber_timeout error\n");
+			x->tx_jabber++;
+		}
+
+		if (unlikely(p->des01.etx.frame_flushed)) {
+			DBG(KERN_ERR "\tframe_flushed error\n");
+			x->tx_frame_flushed++;
+			gmac_flush_tx_fifo(ioaddr);
+		}
+
+		if (unlikely(p->des01.etx.loss_carrier)) {
+			DBG(KERN_ERR "\tloss_carrier error\n");
+			x->tx_losscarrier++;
+			stats->tx_carrier_errors++;
+		}
+		if (unlikely(p->des01.etx.no_carrier)) {
+			DBG(KERN_ERR "\tno_carrier error\n");
+			x->tx_carrier++;
+			stats->tx_carrier_errors++;
+		}
+		if (unlikely(p->des01.etx.late_collision)) {
+			DBG(KERN_ERR "\tlate_collision error\n");
+			stats->collisions += p->des01.etx.collision_count;
+		}
+		if (unlikely(p->des01.etx.excessive_collisions)) {
+			DBG(KERN_ERR "\texcessive_collisions\n");
+			stats->collisions += p->des01.etx.collision_count;
+		}
+		if (unlikely(p->des01.etx.excessive_deferral)) {
+			DBG(KERN_INFO "\texcessive tx_deferral\n");
+			x->tx_deferred++;
+		}
+
+		if (unlikely(p->des01.etx.underflow_error)) {
+			DBG(KERN_ERR "\tunderflow error\n");
+			gmac_flush_tx_fifo(ioaddr);
+			x->tx_underflow++;
+		}
+
+		if (unlikely(p->des01.etx.ip_header_error)) {
+			DBG(KERN_ERR "\tTX IP header csum error\n");
+			x->tx_ip_header_error++;
+		}
+
+		if (unlikely(p->des01.etx.payload_error)) {
+			DBG(KERN_ERR "\tAddr/Payload csum error\n");
+			x->tx_payload_error++;
+			gmac_flush_tx_fifo(ioaddr);
+		}
+
+		ret = -1;
+	}
+
+	if (unlikely(p->des01.etx.deferred)) {
+		DBG(KERN_INFO "GMAC TX status: tx deferred\n");
+		x->tx_deferred++;
+	}
+#ifdef STMMAC_VLAN_TAG_USED
+	if (p->des01.etx.vlan_frame) {
+		DBG(KERN_INFO "GMAC TX status: VLAN frame\n");
+		x->tx_vlan++;
+	}
+#endif
+
+	return ret;
+}
+
+static int gmac_get_tx_len(struct dma_desc *p)
+{
+	return p->des01.etx.buffer1_size;
+}
+
+static int gmac_coe_rdes0(int ipc_err, int type, int payload_err)
+{
+	int ret = good_frame;
+	u32 status = (type << 2 | ipc_err << 1 | payload_err) & 0x7;
+
+	/* bits 5 7 0 | Frame status
+	 * ----------------------------------------------------------
+	 *      0 0 0 | IEEE 802.3 Type frame (lenght < 1536 octects)
+	 *      1 0 0 | IPv4/6 No CSUM errorS.
+	 *      1 0 1 | IPv4/6 CSUM PAYLOAD error
+	 *      1 1 0 | IPv4/6 CSUM IP HR error
+	 *      1 1 1 | IPv4/6 IP PAYLOAD AND HEADER errorS
+	 *      0 0 1 | IPv4/6 unsupported IP PAYLOAD
+	 *      0 1 1 | COE bypassed.. no IPv4/6 frame
+	 *      0 1 0 | Reserved.
+	 */
+	if (status == 0x0) {
+		DBG(KERN_INFO "RX Des0 status: IEEE 802.3 Type frame.\n");
+		ret = good_frame;
+	} else if (status == 0x4) {
+		DBG(KERN_INFO "RX Des0 status: IPv4/6 No CSUM errorS.\n");
+		ret = good_frame;
+	} else if (status == 0x5) {
+		DBG(KERN_ERR "RX Des0 status: IPv4/6 Payload Error.\n");
+		ret = csum_none;
+	} else if (status == 0x6) {
+		DBG(KERN_ERR "RX Des0 status: IPv4/6 Header Error.\n");
+		ret = csum_none;
+	} else if (status == 0x7) {
+		DBG(KERN_ERR
+		    "RX Des0 status: IPv4/6 Header and Payload Error.\n");
+		ret = csum_none;
+	} else if (status == 0x1) {
+		DBG(KERN_ERR
+		    "RX Des0 status: IPv4/6 unsupported IP PAYLOAD.\n");
+		ret = discard_frame;
+	} else if (status == 0x3) {
+		DBG(KERN_ERR "RX Des0 status: No IPv4, IPv6 frame.\n");
+		ret = discard_frame;
+	}
+	return ret;
+}
+
+static int gmac_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
+				    struct dma_desc *p)
+{
+	int ret = good_frame;
+	struct net_device_stats *stats = (struct net_device_stats *)data;
+
+	if (unlikely(p->des01.erx.error_summary)) {
+		DBG(KERN_ERR "GMAC RX Error Summary... 0x%08x\n", p->des01.erx);
+		if (unlikely(p->des01.erx.descriptor_error)) {
+			DBG(KERN_ERR "\tdescriptor error\n");
+			x->rx_desc++;
+			stats->rx_length_errors++;
+		}
+		if (unlikely(p->des01.erx.overflow_error)) {
+			DBG(KERN_ERR "\toverflow error\n");
+			x->rx_gmac_overflow++;
+		}
+
+		if (unlikely(p->des01.erx.ipc_csum_error))
+			DBG(KERN_ERR "\tIPC Csum Error/Giant frame\n");
+
+		if (unlikely(p->des01.erx.late_collision)) {
+			DBG(KERN_ERR "\tlate_collision error\n");
+			stats->collisions++;
+			stats->collisions++;
+		}
+		if (unlikely(p->des01.erx.receive_watchdog)) {
+			DBG(KERN_ERR "\treceive_watchdog error\n");
+			x->rx_watchdog++;
+		}
+		if (unlikely(p->des01.erx.error_gmii)) {
+			DBG(KERN_ERR "\tReceive Error\n");
+			x->rx_mii++;
+		}
+		if (unlikely(p->des01.erx.crc_error)) {
+			DBG(KERN_ERR "\tCRC error\n");
+			x->rx_crc++;
+			stats->rx_crc_errors++;
+		}
+		ret = discard_frame;
+	}
+
+	/* After a payload csum error, the ES bit is set.
+	 * It doesn't match with the information reported into the databook.
+	 * At any rate, we need to understand if the CSUM hw computation is ok
+	 * and report this info to the upper layers. */
+	ret = gmac_coe_rdes0(p->des01.erx.ipc_csum_error,
+		p->des01.erx.frame_type, p->des01.erx.payload_csum_error);
+
+	if (unlikely(p->des01.erx.dribbling)) {
+		DBG(KERN_ERR "GMAC RX: dribbling error\n");
+		ret = discard_frame;
+	}
+	if (unlikely(p->des01.erx.sa_filter_fail)) {
+		DBG(KERN_ERR "GMAC RX : Source Address filter fail\n");
+		x->sa_rx_filter_fail++;
+		ret = discard_frame;
+	}
+	if (unlikely(p->des01.erx.da_filter_fail)) {
+		DBG(KERN_ERR "GMAC RX : Destination Address filter fail\n");
+		x->da_rx_filter_fail++;
+		ret = discard_frame;
+	}
+	if (unlikely(p->des01.erx.length_error)) {
+		DBG(KERN_ERR "GMAC RX: length_error error\n");
+		x->rx_lenght++;
+		ret = discard_frame;
+	}
+#ifdef STMMAC_VLAN_TAG_USED
+	if (p->des01.erx.vlan_tag) {
+		DBG(KERN_INFO "GMAC RX: VLAN frame tagged\n");
+		x->rx_vlan++;
+	}
+#endif
+	return ret;
+}
+
+static void gmac_irq_status(unsigned long ioaddr)
+{
+	u32 intr_status = readl(ioaddr + GMAC_INT_STATUS);
+
+	/* Not used events (e.g. MMC interrupts) are not handled. */
+	if ((intr_status & mmc_tx_irq))
+		DBG(KERN_DEBUG "GMAC: MMC tx interrupt: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_TX_INTR));
+	if (unlikely(intr_status & mmc_rx_irq))
+		DBG(KERN_DEBUG "GMAC: MMC rx interrupt: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_RX_INTR));
+	if (unlikely(intr_status & mmc_rx_csum_offload_irq))
+		DBG(KERN_DEBUG "GMAC: MMC rx csum offload: 0x%08x\n",
+		    readl(ioaddr + GMAC_MMC_RX_CSUM_OFFLOAD));
+	if (unlikely(intr_status & pmt_irq)) {
+		DBG(KERN_DEBUG "GMAC: received Magic frame\n");
+		/* clear the PMT bits 5 and 6 by reading the PMT
+		 * status register. */
+		readl(ioaddr + GMAC_PMT);
+	}
+
+	return;
+}
+
+static void gmac_core_init(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + GMAC_CONTROL);
+	value |= GMAC_CORE_INIT;
+	writel(value, ioaddr + GMAC_CONTROL);
+
+	/* STBus Bridge Configuration */
+	/*writel(0xc5608, ioaddr + 0x00007000);*/
+
+	/* Freeze MMC counters */
+	writel(0x8, ioaddr + GMAC_MMC_CTRL);
+	/* Mask GMAC interrupts */
+	writel(0x207, ioaddr + GMAC_INT_MASK);
+
+#ifdef STMMAC_VLAN_TAG_USED
+	/* Tag detection without filtering */
+	writel(0x0, ioaddr + GMAC_VLAN_TAG);
+#endif
+	return;
+}
+
+static void gmac_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+				unsigned int reg_n)
+{
+	stmmac_set_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+				GMAC_ADDR_LOW(reg_n));
+}
+
+static void gmac_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+				unsigned int reg_n)
+{
+	stmmac_get_mac_addr(ioaddr, addr, GMAC_ADDR_HIGH(reg_n),
+				GMAC_ADDR_LOW(reg_n));
+}
+
+static void gmac_set_filter(struct net_device *dev)
+{
+	unsigned long ioaddr = dev->base_addr;
+	unsigned int value = 0;
+
+	DBG(KERN_INFO "%s: # mcasts %d, # unicast %d\n",
+	    __func__, dev->mc_count, dev->uc_count);
+
+	if (dev->flags & IFF_PROMISC)
+		value = GMAC_FRAME_FILTER_PR;
+	else if ((dev->mc_count > HASH_TABLE_SIZE)
+		   || (dev->flags & IFF_ALLMULTI)) {
+		value = GMAC_FRAME_FILTER_PM;	/* pass all multi */
+		writel(0xffffffff, ioaddr + GMAC_HASH_HIGH);
+		writel(0xffffffff, ioaddr + GMAC_HASH_LOW);
+	} else if (dev->mc_count > 0) {
+		int i;
+		u32 mc_filter[2];
+		struct dev_mc_list *mclist;
+
+		/* Hash filter for multicast */
+		value = GMAC_FRAME_FILTER_HMC;
+
+		memset(mc_filter, 0, sizeof(mc_filter));
+		for (i = 0, mclist = dev->mc_list;
+		     mclist && i < dev->mc_count; i++, mclist = mclist->next) {
+			/* The upper 6 bits of the calculated CRC are used to
+			   index the contens of the hash table */
+			int bit_nr =
+			    bitrev32(~crc32_le(~0, mclist->dmi_addr, 6)) >> 26;
+			/* The most significant bit determines the register to
+			 * use (H/L) while the other 5 bits determine the bit
+			 * within the register. */
+			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+		}
+		writel(mc_filter[0], ioaddr + GMAC_HASH_LOW);
+		writel(mc_filter[1], ioaddr + GMAC_HASH_HIGH);
+	}
+
+	/* Handle multiple unicast addresses (perfect filtering)*/
+	if (dev->uc_count > GMAC_MAX_UNICAST_ADDRESSES)
+		/* Switch to promiscuous mode is more than 16 addrs
+		   are required */
+		value |= GMAC_FRAME_FILTER_PR;
+	else {
+		int i;
+		struct dev_addr_list *uc_ptr = dev->uc_list;
+
+			for (i = 0; i < dev->uc_count; i++) {
+				gmac_set_umac_addr(ioaddr, uc_ptr->da_addr,
+						i + 1);
+
+				DBG(KERN_INFO "\t%d "
+				"- Unicast addr %02x:%02x:%02x:%02x:%02x:"
+				"%02x\n", i + 1,
+				uc_ptr->da_addr[0], uc_ptr->da_addr[1],
+				uc_ptr->da_addr[2], uc_ptr->da_addr[3],
+				uc_ptr->da_addr[4], uc_ptr->da_addr[5]);
+				uc_ptr = uc_ptr->next;
+		}
+	}
+
+#ifdef FRAME_FILTER_DEBUG
+	/* Enable Receive all mode (to debug filtering_fail errors) */
+	value |= GMAC_FRAME_FILTER_RA;
+#endif
+	writel(value, ioaddr + GMAC_FRAME_FILTER);
+
+	DBG(KERN_INFO "\tFrame Filter reg: 0x%08x\n\tHash regs: "
+	    "HI 0x%08x, LO 0x%08x\n", readl(ioaddr + GMAC_FRAME_FILTER),
+	    readl(ioaddr + GMAC_HASH_HIGH), readl(ioaddr + GMAC_HASH_LOW));
+
+	return;
+}
+
+static void gmac_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+			   unsigned int fc, unsigned int pause_time)
+{
+	unsigned int flow = 0;
+
+	DBG(KERN_DEBUG "GMAC Flow-Control:\n");
+	if (fc & FLOW_RX) {
+		DBG(KERN_DEBUG "\tReceive Flow-Control ON\n");
+		flow |= GMAC_FLOW_CTRL_RFE;
+	}
+	if (fc & FLOW_TX) {
+		DBG(KERN_DEBUG "\tTransmit Flow-Control ON\n");
+		flow |= GMAC_FLOW_CTRL_TFE;
+	}
+
+	if (duplex) {
+		DBG(KERN_DEBUG "\tduplex mode: pause time: %d\n", pause_time);
+		flow |= (pause_time << GMAC_FLOW_CTRL_PT_SHIFT);
+	}
+
+	writel(flow, ioaddr + GMAC_FLOW_CTRL);
+	return;
+}
+
+static void gmac_pmt(unsigned long ioaddr, unsigned long mode)
+{
+	unsigned int pmt = 0;
+
+	if (mode == WAKE_MAGIC) {
+		DBG(KERN_DEBUG "GMAC: WOL Magic frame\n");
+		pmt |= power_down | magic_pkt_en;
+	} else if (mode == WAKE_UCAST) {
+		DBG(KERN_DEBUG "GMAC: WOL on global unicast\n");
+		pmt |= global_unicast;
+	}
+
+	writel(pmt, ioaddr + GMAC_PMT);
+	return;
+}
+
+static void gmac_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+				int disable_rx_ic)
+{
+	int i;
+	for (i = 0; i < ring_size; i++) {
+		p->des01.erx.own = 1;
+		p->des01.erx.buffer1_size = BUF_SIZE_8KiB - 1;
+		/* To support jumbo frames */
+		p->des01.erx.buffer2_size = BUF_SIZE_8KiB - 1;
+		if (i == ring_size - 1)
+			p->des01.erx.end_ring = 1;
+		if (disable_rx_ic)
+			p->des01.erx.disable_ic = 1;
+		p++;
+	}
+	return;
+}
+
+static void gmac_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+{
+	int i;
+
+	for (i = 0; i < ring_size; i++) {
+		p->des01.etx.own = 0;
+		if (i == ring_size - 1)
+			p->des01.etx.end_ring = 1;
+		p++;
+	}
+
+	return;
+}
+
+static int gmac_get_tx_owner(struct dma_desc *p)
+{
+	return p->des01.etx.own;
+}
+
+static int gmac_get_rx_owner(struct dma_desc *p)
+{
+	return p->des01.erx.own;
+}
+
+static void gmac_set_tx_owner(struct dma_desc *p)
+{
+	p->des01.etx.own = 1;
+}
+
+static void gmac_set_rx_owner(struct dma_desc *p)
+{
+	p->des01.erx.own = 1;
+}
+
+static int gmac_get_tx_ls(struct dma_desc *p)
+{
+	return p->des01.etx.last_segment;
+}
+
+static void gmac_release_tx_desc(struct dma_desc *p)
+{
+	int ter = p->des01.etx.end_ring;
+
+	memset(p, 0, sizeof(struct dma_desc));
+	p->des01.etx.end_ring = ter;
+
+	return;
+}
+
+static void gmac_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+				 int csum_flag)
+{
+	p->des01.etx.first_segment = is_fs;
+	if (unlikely(len > BUF_SIZE_4KiB)) {
+		p->des01.etx.buffer1_size = BUF_SIZE_4KiB;
+		p->des01.etx.buffer2_size = len - BUF_SIZE_4KiB;
+	} else {
+		p->des01.etx.buffer1_size = len;
+	}
+	if (likely(csum_flag))
+		p->des01.etx.checksum_insertion = cic_full;
+}
+
+static void gmac_clear_tx_ic(struct dma_desc *p)
+{
+	p->des01.etx.interrupt = 0;
+}
+
+static void gmac_close_tx_desc(struct dma_desc *p)
+{
+	p->des01.etx.last_segment = 1;
+	p->des01.etx.interrupt = 1;
+}
+
+static int gmac_get_rx_frame_len(struct dma_desc *p)
+{
+	return p->des01.erx.frame_length;
+}
+
+struct stmmac_ops gmac_driver = {
+	.core_init = gmac_core_init,
+	.dump_mac_regs = gmac_dump_regs,
+	.dma_init = gmac_dma_init,
+	.dump_dma_regs = gmac_dump_dma_regs,
+	.dma_mode = gmac_dma_operation_mode,
+	.dma_diagnostic_fr = gmac_dma_diagnostic_fr,
+	.tx_status = gmac_get_tx_frame_status,
+	.rx_status = gmac_get_rx_frame_status,
+	.get_tx_len = gmac_get_tx_len,
+	.set_filter = gmac_set_filter,
+	.flow_ctrl = gmac_flow_ctrl,
+	.pmt = gmac_pmt,
+	.init_rx_desc = gmac_init_rx_desc,
+	.init_tx_desc = gmac_init_tx_desc,
+	.get_tx_owner = gmac_get_tx_owner,
+	.get_rx_owner = gmac_get_rx_owner,
+	.release_tx_desc = gmac_release_tx_desc,
+	.prepare_tx_desc = gmac_prepare_tx_desc,
+	.clear_tx_ic = gmac_clear_tx_ic,
+	.close_tx_desc = gmac_close_tx_desc,
+	.get_tx_ls = gmac_get_tx_ls,
+	.set_tx_owner = gmac_set_tx_owner,
+	.set_rx_owner = gmac_set_rx_owner,
+	.get_rx_frame_len = gmac_get_rx_frame_len,
+	.host_irq_status = gmac_irq_status,
+	.set_umac_addr = gmac_set_umac_addr,
+	.get_umac_addr = gmac_get_umac_addr,
+};
+
+struct mac_device_info *gmac_setup(unsigned long ioaddr)
+{
+	struct mac_device_info *mac;
+	u32 uid = readl(ioaddr + GMAC_VERSION);
+
+	pr_info("\tGMAC - user ID: 0x%x, Synopsys ID: 0x%x\n",
+	       ((uid & 0x0000ff00) >> 8), (uid & 0x000000ff));
+
+	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+
+	mac->ops = &gmac_driver;
+	mac->hw.pmt = PMT_SUPPORTED;
+	mac->hw.link.port = GMAC_CONTROL_PS;
+	mac->hw.link.duplex = GMAC_CONTROL_DM;
+	mac->hw.link.speed = GMAC_CONTROL_FES;
+	mac->hw.mii.addr = GMAC_MII_ADDR;
+	mac->hw.mii.data = GMAC_MII_DATA;
+
+	return mac;
+}
diff --git a/drivers/net/stmmac/gmac.h b/drivers/net/stmmac/gmac.h
new file mode 100644
index 000000000000..684a363120a9
--- /dev/null
+++ b/drivers/net/stmmac/gmac.h
@@ -0,0 +1,204 @@
+/*******************************************************************************
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#define GMAC_CONTROL		0x00000000	/* Configuration */
+#define GMAC_FRAME_FILTER	0x00000004	/* Frame Filter */
+#define GMAC_HASH_HIGH		0x00000008	/* Multicast Hash Table High */
+#define GMAC_HASH_LOW		0x0000000c	/* Multicast Hash Table Low */
+#define GMAC_MII_ADDR		0x00000010	/* MII Address */
+#define GMAC_MII_DATA		0x00000014	/* MII Data */
+#define GMAC_FLOW_CTRL		0x00000018	/* Flow Control */
+#define GMAC_VLAN_TAG		0x0000001c	/* VLAN Tag */
+#define GMAC_VERSION		0x00000020	/* GMAC CORE Version */
+#define GMAC_WAKEUP_FILTER	0x00000028	/* Wake-up Frame Filter */
+
+#define GMAC_INT_STATUS		0x00000038	/* interrupt status register */
+enum gmac_irq_status {
+	time_stamp_irq = 0x0200,
+	mmc_rx_csum_offload_irq = 0x0080,
+	mmc_tx_irq = 0x0040,
+	mmc_rx_irq = 0x0020,
+	mmc_irq = 0x0010,
+	pmt_irq = 0x0008,
+	pcs_ane_irq = 0x0004,
+	pcs_link_irq = 0x0002,
+	rgmii_irq = 0x0001,
+};
+#define GMAC_INT_MASK		0x0000003c	/* interrupt mask register */
+
+/* PMT Control and Status */
+#define GMAC_PMT		0x0000002c
+enum power_event {
+	pointer_reset = 0x80000000,
+	global_unicast = 0x00000200,
+	wake_up_rx_frame = 0x00000040,
+	magic_frame = 0x00000020,
+	wake_up_frame_en = 0x00000004,
+	magic_pkt_en = 0x00000002,
+	power_down = 0x00000001,
+};
+
+/* GMAC HW ADDR regs */
+#define GMAC_ADDR_HIGH(reg)		(0x00000040+(reg * 8))
+#define GMAC_ADDR_LOW(reg)		(0x00000044+(reg * 8))
+#define GMAC_MAX_UNICAST_ADDRESSES	16
+
+#define GMAC_AN_CTRL	0x000000c0	/* AN control */
+#define GMAC_AN_STATUS	0x000000c4	/* AN status */
+#define GMAC_ANE_ADV	0x000000c8	/* Auto-Neg. Advertisement */
+#define GMAC_ANE_LINK	0x000000cc	/* Auto-Neg. link partener ability */
+#define GMAC_ANE_EXP	0x000000d0	/* ANE expansion */
+#define GMAC_TBI	0x000000d4	/* TBI extend status */
+#define GMAC_GMII_STATUS 0x000000d8	/* S/R-GMII status */
+
+/* GMAC Configuration defines */
+#define GMAC_CONTROL_TC	0x01000000	/* Transmit Conf. in RGMII/SGMII */
+#define GMAC_CONTROL_WD	0x00800000	/* Disable Watchdog on receive */
+#define GMAC_CONTROL_JD	0x00400000	/* Jabber disable */
+#define GMAC_CONTROL_BE	0x00200000	/* Frame Burst Enable */
+#define GMAC_CONTROL_JE	0x00100000	/* Jumbo frame */
+enum inter_frame_gap {
+	GMAC_CONTROL_IFG_88 = 0x00040000,
+	GMAC_CONTROL_IFG_80 = 0x00020000,
+	GMAC_CONTROL_IFG_40 = 0x000e0000,
+};
+#define GMAC_CONTROL_DCRS	0x00010000 /* Disable carrier sense during tx */
+#define GMAC_CONTROL_PS		0x00008000 /* Port Select 0:GMI 1:MII */
+#define GMAC_CONTROL_FES	0x00004000 /* Speed 0:10 1:100 */
+#define GMAC_CONTROL_DO		0x00002000 /* Disable Rx Own */
+#define GMAC_CONTROL_LM		0x00001000 /* Loop-back mode */
+#define GMAC_CONTROL_DM		0x00000800 /* Duplex Mode */
+#define GMAC_CONTROL_IPC	0x00000400 /* Checksum Offload */
+#define GMAC_CONTROL_DR		0x00000200 /* Disable Retry */
+#define GMAC_CONTROL_LUD	0x00000100 /* Link up/down */
+#define GMAC_CONTROL_ACS	0x00000080 /* Automatic Pad Stripping */
+#define GMAC_CONTROL_DC		0x00000010 /* Deferral Check */
+#define GMAC_CONTROL_TE		0x00000008 /* Transmitter Enable */
+#define GMAC_CONTROL_RE		0x00000004 /* Receiver Enable */
+
+#define GMAC_CORE_INIT (GMAC_CONTROL_JD | GMAC_CONTROL_PS | GMAC_CONTROL_ACS | \
+			GMAC_CONTROL_IPC | GMAC_CONTROL_JE | GMAC_CONTROL_BE)
+
+/* GMAC Frame Filter defines */
+#define GMAC_FRAME_FILTER_PR	0x00000001	/* Promiscuous Mode */
+#define GMAC_FRAME_FILTER_HUC	0x00000002	/* Hash Unicast */
+#define GMAC_FRAME_FILTER_HMC	0x00000004	/* Hash Multicast */
+#define GMAC_FRAME_FILTER_DAIF	0x00000008	/* DA Inverse Filtering */
+#define GMAC_FRAME_FILTER_PM	0x00000010	/* Pass all multicast */
+#define GMAC_FRAME_FILTER_DBF	0x00000020	/* Disable Broadcast frames */
+#define GMAC_FRAME_FILTER_SAIF	0x00000100	/* Inverse Filtering */
+#define GMAC_FRAME_FILTER_SAF	0x00000200	/* Source Address Filter */
+#define GMAC_FRAME_FILTER_HPF	0x00000400	/* Hash or perfect Filter */
+#define GMAC_FRAME_FILTER_RA	0x80000000	/* Receive all mode */
+/* GMII ADDR  defines */
+#define GMAC_MII_ADDR_WRITE	0x00000002	/* MII Write */
+#define GMAC_MII_ADDR_BUSY	0x00000001	/* MII Busy */
+/* GMAC FLOW CTRL defines */
+#define GMAC_FLOW_CTRL_PT_MASK	0xffff0000	/* Pause Time Mask */
+#define GMAC_FLOW_CTRL_PT_SHIFT	16
+#define GMAC_FLOW_CTRL_RFE	0x00000004	/* Rx Flow Control Enable */
+#define GMAC_FLOW_CTRL_TFE	0x00000002	/* Tx Flow Control Enable */
+#define GMAC_FLOW_CTRL_FCB_BPA	0x00000001	/* Flow Control Busy ... */
+
+/*--- DMA BLOCK defines ---*/
+/* DMA Bus Mode register defines */
+#define DMA_BUS_MODE_SFT_RESET	0x00000001	/* Software Reset */
+#define DMA_BUS_MODE_DA		0x00000002	/* Arbitration scheme */
+#define DMA_BUS_MODE_DSL_MASK	0x0000007c	/* Descriptor Skip Length */
+#define DMA_BUS_MODE_DSL_SHIFT	2	/*   (in DWORDS)      */
+/* Programmable burst length (passed thorugh platform)*/
+#define DMA_BUS_MODE_PBL_MASK	0x00003f00	/* Programmable Burst Len */
+#define DMA_BUS_MODE_PBL_SHIFT	8
+
+enum rx_tx_priority_ratio {
+	double_ratio = 0x00004000,	/*2:1 */
+	triple_ratio = 0x00008000,	/*3:1 */
+	quadruple_ratio = 0x0000c000,	/*4:1 */
+};
+
+#define DMA_BUS_MODE_FB		0x00010000	/* Fixed burst */
+#define DMA_BUS_MODE_RPBL_MASK	0x003e0000	/* Rx-Programmable Burst Len */
+#define DMA_BUS_MODE_RPBL_SHIFT	17
+#define DMA_BUS_MODE_USP	0x00800000
+#define DMA_BUS_MODE_4PBL	0x01000000
+#define DMA_BUS_MODE_AAL	0x02000000
+
+/* DMA CRS Control and Status Register Mapping */
+#define DMA_HOST_TX_DESC	  0x00001048	/* Current Host Tx descriptor */
+#define DMA_HOST_RX_DESC	  0x0000104c	/* Current Host Rx descriptor */
+/*  DMA Bus Mode register defines */
+#define DMA_BUS_PR_RATIO_MASK	  0x0000c000	/* Rx/Tx priority ratio */
+#define DMA_BUS_PR_RATIO_SHIFT	  14
+#define DMA_BUS_FB	  	  0x00010000	/* Fixed Burst */
+
+/* DMA operation mode defines (start/stop tx/rx are placed in common header)*/
+#define DMA_CONTROL_DT		0x04000000 /* Disable Drop TCP/IP csum error */
+#define DMA_CONTROL_RSF		0x02000000 /* Receive Store and Forward */
+#define DMA_CONTROL_DFF		0x01000000 /* Disaable flushing */
+/* Theshold for Activating the FC */
+enum rfa {
+	act_full_minus_1 = 0x00800000,
+	act_full_minus_2 = 0x00800200,
+	act_full_minus_3 = 0x00800400,
+	act_full_minus_4 = 0x00800600,
+};
+/* Theshold for Deactivating the FC */
+enum rfd {
+	deac_full_minus_1 = 0x00400000,
+	deac_full_minus_2 = 0x00400800,
+	deac_full_minus_3 = 0x00401000,
+	deac_full_minus_4 = 0x00401800,
+};
+#define DMA_CONTROL_TSF		0x00200000 /* Transmit  Store and Forward */
+#define DMA_CONTROL_FTF		0x00100000 /* Flush transmit FIFO */
+
+enum ttc_control {
+	DMA_CONTROL_TTC_64 = 0x00000000,
+	DMA_CONTROL_TTC_128 = 0x00004000,
+	DMA_CONTROL_TTC_192 = 0x00008000,
+	DMA_CONTROL_TTC_256 = 0x0000c000,
+	DMA_CONTROL_TTC_40 = 0x00010000,
+	DMA_CONTROL_TTC_32 = 0x00014000,
+	DMA_CONTROL_TTC_24 = 0x00018000,
+	DMA_CONTROL_TTC_16 = 0x0001c000,
+};
+#define DMA_CONTROL_TC_TX_MASK	0xfffe3fff
+
+#define DMA_CONTROL_EFC		0x00000100
+#define DMA_CONTROL_FEF		0x00000080
+#define DMA_CONTROL_FUF		0x00000040
+
+enum rtc_control {
+	DMA_CONTROL_RTC_64 = 0x00000000,
+	DMA_CONTROL_RTC_32 = 0x00000008,
+	DMA_CONTROL_RTC_96 = 0x00000010,
+	DMA_CONTROL_RTC_128 = 0x00000018,
+};
+#define DMA_CONTROL_TC_RX_MASK	0xffffffe7
+
+#define DMA_CONTROL_OSF	0x00000004	/* Operate on second frame */
+
+/* MMC registers offset */
+#define GMAC_MMC_CTRL      0x100
+#define GMAC_MMC_RX_INTR   0x104
+#define GMAC_MMC_TX_INTR   0x108
+#define GMAC_MMC_RX_CSUM_OFFLOAD   0x208
diff --git a/drivers/net/stmmac/mac100.c b/drivers/net/stmmac/mac100.c
new file mode 100644
index 000000000000..625171b6062b
--- /dev/null
+++ b/drivers/net/stmmac/mac100.c
@@ -0,0 +1,517 @@
+/*******************************************************************************
+  This is the driver for the MAC 10/100 on-chip Ethernet controller
+  currently tested on all the ST boards based on STb7109 and stx7200 SoCs.
+
+  DWC Ether MAC 10/100 Universal version 4.0 has been used for developing
+  this code.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "common.h"
+#include "mac100.h"
+
+#undef MAC100_DEBUG
+/*#define MAC100_DEBUG*/
+#ifdef MAC100_DEBUG
+#define DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define DBG(fmt, args...)  do { } while (0)
+#endif
+
+static void mac100_core_init(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + MAC_CONTROL);
+
+	writel((value | MAC_CORE_INIT), ioaddr + MAC_CONTROL);
+
+#ifdef STMMAC_VLAN_TAG_USED
+	writel(ETH_P_8021Q, ioaddr + MAC_VLAN1);
+#endif
+	return;
+}
+
+static void mac100_dump_mac_regs(unsigned long ioaddr)
+{
+	pr_info("\t----------------------------------------------\n"
+	       "\t  MAC100 CSR (base addr = 0x%8x)\n"
+	       "\t----------------------------------------------\n",
+	       (unsigned int)ioaddr);
+	pr_info("\tcontrol reg (offset 0x%x): 0x%08x\n", MAC_CONTROL,
+	       readl(ioaddr + MAC_CONTROL));
+	pr_info("\taddr HI (offset 0x%x): 0x%08x\n ", MAC_ADDR_HIGH,
+	       readl(ioaddr + MAC_ADDR_HIGH));
+	pr_info("\taddr LO (offset 0x%x): 0x%08x\n", MAC_ADDR_LOW,
+	       readl(ioaddr + MAC_ADDR_LOW));
+	pr_info("\tmulticast hash HI (offset 0x%x): 0x%08x\n",
+			MAC_HASH_HIGH, readl(ioaddr + MAC_HASH_HIGH));
+	pr_info("\tmulticast hash LO (offset 0x%x): 0x%08x\n",
+			MAC_HASH_LOW, readl(ioaddr + MAC_HASH_LOW));
+	pr_info("\tflow control (offset 0x%x): 0x%08x\n",
+		MAC_FLOW_CTRL, readl(ioaddr + MAC_FLOW_CTRL));
+	pr_info("\tVLAN1 tag (offset 0x%x): 0x%08x\n", MAC_VLAN1,
+	       readl(ioaddr + MAC_VLAN1));
+	pr_info("\tVLAN2 tag (offset 0x%x): 0x%08x\n", MAC_VLAN2,
+	       readl(ioaddr + MAC_VLAN2));
+	pr_info("\n\tMAC management counter registers\n");
+	pr_info("\t MMC crtl (offset 0x%x): 0x%08x\n",
+	       MMC_CONTROL, readl(ioaddr + MMC_CONTROL));
+	pr_info("\t MMC High Interrupt (offset 0x%x): 0x%08x\n",
+	       MMC_HIGH_INTR, readl(ioaddr + MMC_HIGH_INTR));
+	pr_info("\t MMC Low Interrupt (offset 0x%x): 0x%08x\n",
+	       MMC_LOW_INTR, readl(ioaddr + MMC_LOW_INTR));
+	pr_info("\t MMC High Interrupt Mask (offset 0x%x): 0x%08x\n",
+	       MMC_HIGH_INTR_MASK, readl(ioaddr + MMC_HIGH_INTR_MASK));
+	pr_info("\t MMC Low Interrupt Mask (offset 0x%x): 0x%08x\n",
+	       MMC_LOW_INTR_MASK, readl(ioaddr + MMC_LOW_INTR_MASK));
+	return;
+}
+
+static int mac100_dma_init(unsigned long ioaddr, int pbl, u32 dma_tx,
+			   u32 dma_rx)
+{
+	u32 value = readl(ioaddr + DMA_BUS_MODE);
+	/* DMA SW reset */
+	value |= DMA_BUS_MODE_SFT_RESET;
+	writel(value, ioaddr + DMA_BUS_MODE);
+	do {} while ((readl(ioaddr + DMA_BUS_MODE) & DMA_BUS_MODE_SFT_RESET));
+
+	/* Enable Application Access by writing to DMA CSR0 */
+	writel(DMA_BUS_MODE_DEFAULT | (pbl << DMA_BUS_MODE_PBL_SHIFT),
+	       ioaddr + DMA_BUS_MODE);
+
+	/* Mask interrupts by writing to CSR7 */
+	writel(DMA_INTR_DEFAULT_MASK, ioaddr + DMA_INTR_ENA);
+
+	/* The base address of the RX/TX descriptor lists must be written into
+	 * DMA CSR3 and CSR4, respectively. */
+	writel(dma_tx, ioaddr + DMA_TX_BASE_ADDR);
+	writel(dma_rx, ioaddr + DMA_RCV_BASE_ADDR);
+
+	return 0;
+}
+
+/* Store and Forward capability is not used at all..
+ * The transmit threshold can be programmed by
+ * setting the TTC bits in the DMA control register.*/
+static void mac100_dma_operation_mode(unsigned long ioaddr, int txmode,
+				      int rxmode)
+{
+	u32 csr6 = readl(ioaddr + DMA_CONTROL);
+
+	if (txmode <= 32)
+		csr6 |= DMA_CONTROL_TTC_32;
+	else if (txmode <= 64)
+		csr6 |= DMA_CONTROL_TTC_64;
+	else
+		csr6 |= DMA_CONTROL_TTC_128;
+
+	writel(csr6, ioaddr + DMA_CONTROL);
+
+	return;
+}
+
+static void mac100_dump_dma_regs(unsigned long ioaddr)
+{
+	int i;
+
+	DBG(KERN_DEBUG "MAC100 DMA CSR \n");
+	for (i = 0; i < 9; i++)
+		pr_debug("\t CSR%d (offset 0x%x): 0x%08x\n", i,
+		       (DMA_BUS_MODE + i * 4),
+		       readl(ioaddr + DMA_BUS_MODE + i * 4));
+	DBG(KERN_DEBUG "\t CSR20 (offset 0x%x): 0x%08x\n",
+	    DMA_CUR_TX_BUF_ADDR, readl(ioaddr + DMA_CUR_TX_BUF_ADDR));
+	DBG(KERN_DEBUG "\t CSR21 (offset 0x%x): 0x%08x\n",
+	    DMA_CUR_RX_BUF_ADDR, readl(ioaddr + DMA_CUR_RX_BUF_ADDR));
+	return;
+}
+
+/* DMA controller has two counters to track the number of
+   the receive missed frames. */
+static void mac100_dma_diagnostic_fr(void *data, struct stmmac_extra_stats *x,
+				     unsigned long ioaddr)
+{
+	struct net_device_stats *stats = (struct net_device_stats *)data;
+	u32 csr8 = readl(ioaddr + DMA_MISSED_FRAME_CTR);
+
+	if (unlikely(csr8)) {
+		if (csr8 & DMA_MISSED_FRAME_OVE) {
+			stats->rx_over_errors += 0x800;
+			x->rx_overflow_cntr += 0x800;
+		} else {
+			unsigned int ove_cntr;
+			ove_cntr = ((csr8 & DMA_MISSED_FRAME_OVE_CNTR) >> 17);
+			stats->rx_over_errors += ove_cntr;
+			x->rx_overflow_cntr += ove_cntr;
+		}
+
+		if (csr8 & DMA_MISSED_FRAME_OVE_M) {
+			stats->rx_missed_errors += 0xffff;
+			x->rx_missed_cntr += 0xffff;
+		} else {
+			unsigned int miss_f = (csr8 & DMA_MISSED_FRAME_M_CNTR);
+			stats->rx_missed_errors += miss_f;
+			x->rx_missed_cntr += miss_f;
+		}
+	}
+	return;
+}
+
+static int mac100_get_tx_frame_status(void *data, struct stmmac_extra_stats *x,
+				      struct dma_desc *p, unsigned long ioaddr)
+{
+	int ret = 0;
+	struct net_device_stats *stats = (struct net_device_stats *)data;
+
+	if (unlikely(p->des01.tx.error_summary)) {
+		if (unlikely(p->des01.tx.underflow_error)) {
+			x->tx_underflow++;
+			stats->tx_fifo_errors++;
+		}
+		if (unlikely(p->des01.tx.no_carrier)) {
+			x->tx_carrier++;
+			stats->tx_carrier_errors++;
+		}
+		if (unlikely(p->des01.tx.loss_carrier)) {
+			x->tx_losscarrier++;
+			stats->tx_carrier_errors++;
+		}
+		if (unlikely((p->des01.tx.excessive_deferral) ||
+			     (p->des01.tx.excessive_collisions) ||
+			     (p->des01.tx.late_collision)))
+			stats->collisions += p->des01.tx.collision_count;
+		ret = -1;
+	}
+	if (unlikely(p->des01.tx.heartbeat_fail)) {
+		x->tx_heartbeat++;
+		stats->tx_heartbeat_errors++;
+		ret = -1;
+	}
+	if (unlikely(p->des01.tx.deferred))
+		x->tx_deferred++;
+
+	return ret;
+}
+
+static int mac100_get_tx_len(struct dma_desc *p)
+{
+	return p->des01.tx.buffer1_size;
+}
+
+/* This function verifies if each incoming frame has some errors
+ * and, if required, updates the multicast statistics.
+ * In case of success, it returns csum_none becasue the device
+ * is not able to compute the csum in HW. */
+static int mac100_get_rx_frame_status(void *data, struct stmmac_extra_stats *x,
+				      struct dma_desc *p)
+{
+	int ret = csum_none;
+	struct net_device_stats *stats = (struct net_device_stats *)data;
+
+	if (unlikely(p->des01.rx.last_descriptor == 0)) {
+		pr_warning("mac100 Error: Oversized Ethernet "
+			   "frame spanned multiple buffers\n");
+		stats->rx_length_errors++;
+		return discard_frame;
+	}
+
+	if (unlikely(p->des01.rx.error_summary)) {
+		if (unlikely(p->des01.rx.descriptor_error))
+			x->rx_desc++;
+		if (unlikely(p->des01.rx.partial_frame_error))
+			x->rx_partial++;
+		if (unlikely(p->des01.rx.run_frame))
+			x->rx_runt++;
+		if (unlikely(p->des01.rx.frame_too_long))
+			x->rx_toolong++;
+		if (unlikely(p->des01.rx.collision)) {
+			x->rx_collision++;
+			stats->collisions++;
+		}
+		if (unlikely(p->des01.rx.crc_error)) {
+			x->rx_crc++;
+			stats->rx_crc_errors++;
+		}
+		ret = discard_frame;
+	}
+	if (unlikely(p->des01.rx.dribbling))
+		ret = discard_frame;
+
+	if (unlikely(p->des01.rx.length_error)) {
+		x->rx_lenght++;
+		ret = discard_frame;
+	}
+	if (unlikely(p->des01.rx.mii_error)) {
+		x->rx_mii++;
+		ret = discard_frame;
+	}
+	if (p->des01.rx.multicast_frame) {
+		x->rx_multicast++;
+		stats->multicast++;
+	}
+	return ret;
+}
+
+static void mac100_irq_status(unsigned long ioaddr)
+{
+	return;
+}
+
+static void mac100_set_umac_addr(unsigned long ioaddr, unsigned char *addr,
+			  unsigned int reg_n)
+{
+	stmmac_set_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
+}
+
+static void mac100_get_umac_addr(unsigned long ioaddr, unsigned char *addr,
+			  unsigned int reg_n)
+{
+	stmmac_get_mac_addr(ioaddr, addr, MAC_ADDR_HIGH, MAC_ADDR_LOW);
+}
+
+static void mac100_set_filter(struct net_device *dev)
+{
+	unsigned long ioaddr = dev->base_addr;
+	u32 value = readl(ioaddr + MAC_CONTROL);
+
+	if (dev->flags & IFF_PROMISC) {
+		value |= MAC_CONTROL_PR;
+		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_IF | MAC_CONTROL_HO |
+			   MAC_CONTROL_HP);
+	} else if ((dev->mc_count > HASH_TABLE_SIZE)
+		   || (dev->flags & IFF_ALLMULTI)) {
+		value |= MAC_CONTROL_PM;
+		value &= ~(MAC_CONTROL_PR | MAC_CONTROL_IF | MAC_CONTROL_HO);
+		writel(0xffffffff, ioaddr + MAC_HASH_HIGH);
+		writel(0xffffffff, ioaddr + MAC_HASH_LOW);
+	} else if (dev->mc_count == 0) {	/* no multicast */
+		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF |
+			   MAC_CONTROL_HO | MAC_CONTROL_HP);
+	} else {
+		int i;
+		u32 mc_filter[2];
+		struct dev_mc_list *mclist;
+
+		/* Perfect filter mode for physical address and Hash
+		   filter for multicast */
+		value |= MAC_CONTROL_HP;
+		value &= ~(MAC_CONTROL_PM | MAC_CONTROL_PR | MAC_CONTROL_IF
+			   | MAC_CONTROL_HO);
+
+		memset(mc_filter, 0, sizeof(mc_filter));
+		for (i = 0, mclist = dev->mc_list;
+		     mclist && i < dev->mc_count; i++, mclist = mclist->next) {
+			/* The upper 6 bits of the calculated CRC are used to
+			 * index the contens of the hash table */
+			int bit_nr =
+			    ether_crc(ETH_ALEN, mclist->dmi_addr) >> 26;
+			/* The most significant bit determines the register to
+			 * use (H/L) while the other 5 bits determine the bit
+			 * within the register. */
+			mc_filter[bit_nr >> 5] |= 1 << (bit_nr & 31);
+		}
+		writel(mc_filter[0], ioaddr + MAC_HASH_LOW);
+		writel(mc_filter[1], ioaddr + MAC_HASH_HIGH);
+	}
+
+	writel(value, ioaddr + MAC_CONTROL);
+
+	DBG(KERN_INFO "%s: CTRL reg: 0x%08x Hash regs: "
+	    "HI 0x%08x, LO 0x%08x\n",
+	    __func__, readl(ioaddr + MAC_CONTROL),
+	    readl(ioaddr + MAC_HASH_HIGH), readl(ioaddr + MAC_HASH_LOW));
+	return;
+}
+
+static void mac100_flow_ctrl(unsigned long ioaddr, unsigned int duplex,
+			     unsigned int fc, unsigned int pause_time)
+{
+	unsigned int flow = MAC_FLOW_CTRL_ENABLE;
+
+	if (duplex)
+		flow |= (pause_time << MAC_FLOW_CTRL_PT_SHIFT);
+	writel(flow, ioaddr + MAC_FLOW_CTRL);
+
+	return;
+}
+
+/* No PMT module supported in our SoC  for the Ethernet Controller. */
+static void mac100_pmt(unsigned long ioaddr, unsigned long mode)
+{
+	return;
+}
+
+static void mac100_init_rx_desc(struct dma_desc *p, unsigned int ring_size,
+				int disable_rx_ic)
+{
+	int i;
+	for (i = 0; i < ring_size; i++) {
+		p->des01.rx.own = 1;
+		p->des01.rx.buffer1_size = BUF_SIZE_2KiB - 1;
+		if (i == ring_size - 1)
+			p->des01.rx.end_ring = 1;
+		if (disable_rx_ic)
+			p->des01.rx.disable_ic = 1;
+		p++;
+	}
+	return;
+}
+
+static void mac100_init_tx_desc(struct dma_desc *p, unsigned int ring_size)
+{
+	int i;
+	for (i = 0; i < ring_size; i++) {
+		p->des01.tx.own = 0;
+		if (i == ring_size - 1)
+			p->des01.tx.end_ring = 1;
+		p++;
+	}
+	return;
+}
+
+static int mac100_get_tx_owner(struct dma_desc *p)
+{
+	return p->des01.tx.own;
+}
+
+static int mac100_get_rx_owner(struct dma_desc *p)
+{
+	return p->des01.rx.own;
+}
+
+static void mac100_set_tx_owner(struct dma_desc *p)
+{
+	p->des01.tx.own = 1;
+}
+
+static void mac100_set_rx_owner(struct dma_desc *p)
+{
+	p->des01.rx.own = 1;
+}
+
+static int mac100_get_tx_ls(struct dma_desc *p)
+{
+	return p->des01.tx.last_segment;
+}
+
+static void mac100_release_tx_desc(struct dma_desc *p)
+{
+	int ter = p->des01.tx.end_ring;
+
+	/* clean field used within the xmit */
+	p->des01.tx.first_segment = 0;
+	p->des01.tx.last_segment = 0;
+	p->des01.tx.buffer1_size = 0;
+
+	/* clean status reported */
+	p->des01.tx.error_summary = 0;
+	p->des01.tx.underflow_error = 0;
+	p->des01.tx.no_carrier = 0;
+	p->des01.tx.loss_carrier = 0;
+	p->des01.tx.excessive_deferral = 0;
+	p->des01.tx.excessive_collisions = 0;
+	p->des01.tx.late_collision = 0;
+	p->des01.tx.heartbeat_fail = 0;
+	p->des01.tx.deferred = 0;
+
+	/* set termination field */
+	p->des01.tx.end_ring = ter;
+
+	return;
+}
+
+static void mac100_prepare_tx_desc(struct dma_desc *p, int is_fs, int len,
+				   int csum_flag)
+{
+	p->des01.tx.first_segment = is_fs;
+	p->des01.tx.buffer1_size = len;
+}
+
+static void mac100_clear_tx_ic(struct dma_desc *p)
+{
+	p->des01.tx.interrupt = 0;
+}
+
+static void mac100_close_tx_desc(struct dma_desc *p)
+{
+	p->des01.tx.last_segment = 1;
+	p->des01.tx.interrupt = 1;
+}
+
+static int mac100_get_rx_frame_len(struct dma_desc *p)
+{
+	return p->des01.rx.frame_length;
+}
+
+struct stmmac_ops mac100_driver = {
+	.core_init = mac100_core_init,
+	.dump_mac_regs = mac100_dump_mac_regs,
+	.dma_init = mac100_dma_init,
+	.dump_dma_regs = mac100_dump_dma_regs,
+	.dma_mode = mac100_dma_operation_mode,
+	.dma_diagnostic_fr = mac100_dma_diagnostic_fr,
+	.tx_status = mac100_get_tx_frame_status,
+	.rx_status = mac100_get_rx_frame_status,
+	.get_tx_len = mac100_get_tx_len,
+	.set_filter = mac100_set_filter,
+	.flow_ctrl = mac100_flow_ctrl,
+	.pmt = mac100_pmt,
+	.init_rx_desc = mac100_init_rx_desc,
+	.init_tx_desc = mac100_init_tx_desc,
+	.get_tx_owner = mac100_get_tx_owner,
+	.get_rx_owner = mac100_get_rx_owner,
+	.release_tx_desc = mac100_release_tx_desc,
+	.prepare_tx_desc = mac100_prepare_tx_desc,
+	.clear_tx_ic = mac100_clear_tx_ic,
+	.close_tx_desc = mac100_close_tx_desc,
+	.get_tx_ls = mac100_get_tx_ls,
+	.set_tx_owner = mac100_set_tx_owner,
+	.set_rx_owner = mac100_set_rx_owner,
+	.get_rx_frame_len = mac100_get_rx_frame_len,
+	.host_irq_status = mac100_irq_status,
+	.set_umac_addr = mac100_set_umac_addr,
+	.get_umac_addr = mac100_get_umac_addr,
+};
+
+struct mac_device_info *mac100_setup(unsigned long ioaddr)
+{
+	struct mac_device_info *mac;
+
+	mac = kzalloc(sizeof(const struct mac_device_info), GFP_KERNEL);
+
+	pr_info("\tMAC 10/100\n");
+
+	mac->ops = &mac100_driver;
+	mac->hw.pmt = PMT_NOT_SUPPORTED;
+	mac->hw.link.port = MAC_CONTROL_PS;
+	mac->hw.link.duplex = MAC_CONTROL_F;
+	mac->hw.link.speed = 0;
+	mac->hw.mii.addr = MAC_MII_ADDR;
+	mac->hw.mii.data = MAC_MII_DATA;
+
+	return mac;
+}
diff --git a/drivers/net/stmmac/mac100.h b/drivers/net/stmmac/mac100.h
new file mode 100644
index 000000000000..0f8f110d004a
--- /dev/null
+++ b/drivers/net/stmmac/mac100.h
@@ -0,0 +1,116 @@
+/*******************************************************************************
+  MAC 10/100 Header File
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+/*----------------------------------------------------------------------------
+ *	 			MAC BLOCK defines
+ *---------------------------------------------------------------------------*/
+/* MAC CSR offset */
+#define MAC_CONTROL	0x00000000	/* MAC Control */
+#define MAC_ADDR_HIGH	0x00000004	/* MAC Address High */
+#define MAC_ADDR_LOW	0x00000008	/* MAC Address Low */
+#define MAC_HASH_HIGH	0x0000000c	/* Multicast Hash Table High */
+#define MAC_HASH_LOW	0x00000010	/* Multicast Hash Table Low */
+#define MAC_MII_ADDR	0x00000014	/* MII Address */
+#define MAC_MII_DATA	0x00000018	/* MII Data */
+#define MAC_FLOW_CTRL	0x0000001c	/* Flow Control */
+#define MAC_VLAN1	0x00000020	/* VLAN1 Tag */
+#define MAC_VLAN2	0x00000024	/* VLAN2 Tag */
+
+/* MAC CTRL defines */
+#define MAC_CONTROL_RA	0x80000000	/* Receive All Mode */
+#define MAC_CONTROL_BLE	0x40000000	/* Endian Mode */
+#define MAC_CONTROL_HBD	0x10000000	/* Heartbeat Disable */
+#define MAC_CONTROL_PS	0x08000000	/* Port Select */
+#define MAC_CONTROL_DRO	0x00800000	/* Disable Receive Own */
+#define MAC_CONTROL_EXT_LOOPBACK 0x00400000	/* Reserved (ext loopback?) */
+#define MAC_CONTROL_OM	0x00200000	/* Loopback Operating Mode */
+#define MAC_CONTROL_F	0x00100000	/* Full Duplex Mode */
+#define MAC_CONTROL_PM	0x00080000	/* Pass All Multicast */
+#define MAC_CONTROL_PR	0x00040000	/* Promiscuous Mode */
+#define MAC_CONTROL_IF	0x00020000	/* Inverse Filtering */
+#define MAC_CONTROL_PB	0x00010000	/* Pass Bad Frames */
+#define MAC_CONTROL_HO	0x00008000	/* Hash Only Filtering Mode */
+#define MAC_CONTROL_HP	0x00002000	/* Hash/Perfect Filtering Mode */
+#define MAC_CONTROL_LCC	0x00001000	/* Late Collision Control */
+#define MAC_CONTROL_DBF	0x00000800	/* Disable Broadcast Frames */
+#define MAC_CONTROL_DRTY	0x00000400	/* Disable Retry */
+#define MAC_CONTROL_ASTP	0x00000100	/* Automatic Pad Stripping */
+#define MAC_CONTROL_BOLMT_10	0x00000000	/* Back Off Limit 10 */
+#define MAC_CONTROL_BOLMT_8	0x00000040	/* Back Off Limit 8 */
+#define MAC_CONTROL_BOLMT_4	0x00000080	/* Back Off Limit 4 */
+#define MAC_CONTROL_BOLMT_1	0x000000c0	/* Back Off Limit 1 */
+#define MAC_CONTROL_DC		0x00000020	/* Deferral Check */
+#define MAC_CONTROL_TE		0x00000008	/* Transmitter Enable */
+#define MAC_CONTROL_RE		0x00000004	/* Receiver Enable */
+
+#define MAC_CORE_INIT (MAC_CONTROL_HBD | MAC_CONTROL_ASTP)
+
+/* MAC FLOW CTRL defines */
+#define MAC_FLOW_CTRL_PT_MASK	0xffff0000	/* Pause Time Mask */
+#define MAC_FLOW_CTRL_PT_SHIFT	16
+#define MAC_FLOW_CTRL_PASS	0x00000004	/* Pass Control Frames */
+#define MAC_FLOW_CTRL_ENABLE	0x00000002	/* Flow Control Enable */
+#define MAC_FLOW_CTRL_PAUSE	0x00000001	/* Flow Control Busy ... */
+
+/* MII ADDR  defines */
+#define MAC_MII_ADDR_WRITE	0x00000002	/* MII Write */
+#define MAC_MII_ADDR_BUSY	0x00000001	/* MII Busy */
+
+/*----------------------------------------------------------------------------
+ * 				DMA BLOCK defines
+ *---------------------------------------------------------------------------*/
+
+/* DMA Bus Mode register defines */
+#define DMA_BUS_MODE_DBO	0x00100000	/* Descriptor Byte Ordering */
+#define DMA_BUS_MODE_BLE	0x00000080	/* Big Endian/Little Endian */
+#define DMA_BUS_MODE_PBL_MASK	0x00003f00	/* Programmable Burst Len */
+#define DMA_BUS_MODE_PBL_SHIFT	8
+#define DMA_BUS_MODE_DSL_MASK	0x0000007c	/* Descriptor Skip Length */
+#define DMA_BUS_MODE_DSL_SHIFT	2	/*   (in DWORDS)      */
+#define DMA_BUS_MODE_BAR_BUS	0x00000002	/* Bar-Bus Arbitration */
+#define DMA_BUS_MODE_SFT_RESET	0x00000001	/* Software Reset */
+#define DMA_BUS_MODE_DEFAULT	0x00000000
+
+/* DMA Control register defines */
+#define DMA_CONTROL_SF		0x00200000	/* Store And Forward */
+
+/* Transmit Threshold Control */
+enum ttc_control {
+	DMA_CONTROL_TTC_DEFAULT = 0x00000000,	/* Threshold is 32 DWORDS */
+	DMA_CONTROL_TTC_64 = 0x00004000,	/* Threshold is 64 DWORDS */
+	DMA_CONTROL_TTC_128 = 0x00008000,	/* Threshold is 128 DWORDS */
+	DMA_CONTROL_TTC_256 = 0x0000c000,	/* Threshold is 256 DWORDS */
+	DMA_CONTROL_TTC_18 = 0x00400000,	/* Threshold is 18 DWORDS */
+	DMA_CONTROL_TTC_24 = 0x00404000,	/* Threshold is 24 DWORDS */
+	DMA_CONTROL_TTC_32 = 0x00408000,	/* Threshold is 32 DWORDS */
+	DMA_CONTROL_TTC_40 = 0x0040c000,	/* Threshold is 40 DWORDS */
+	DMA_CONTROL_SE = 0x00000008,	/* Stop On Empty */
+	DMA_CONTROL_OSF = 0x00000004,	/* Operate On 2nd Frame */
+};
+
+/* STMAC110 DMA Missed Frame Counter register defines */
+#define DMA_MISSED_FRAME_OVE	0x10000000	/* FIFO Overflow Overflow */
+#define DMA_MISSED_FRAME_OVE_CNTR 0x0ffe0000	/* Overflow Frame Counter */
+#define DMA_MISSED_FRAME_OVE_M	0x00010000	/* Missed Frame Overflow */
+#define DMA_MISSED_FRAME_M_CNTR	0x0000ffff	/* Missed Frame Couinter */
diff --git a/drivers/net/stmmac/stmmac.h b/drivers/net/stmmac/stmmac.h
new file mode 100644
index 000000000000..6d2eae3040e5
--- /dev/null
+++ b/drivers/net/stmmac/stmmac.h
@@ -0,0 +1,98 @@
+/*******************************************************************************
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#define DRV_MODULE_VERSION	"Oct_09"
+
+#if defined(CONFIG_VLAN_8021Q) || defined(CONFIG_VLAN_8021Q_MODULE)
+#define STMMAC_VLAN_TAG_USED
+#include <linux/if_vlan.h>
+#endif
+
+#include "common.h"
+#ifdef CONFIG_STMMAC_TIMER
+#include "stmmac_timer.h"
+#endif
+
+struct stmmac_priv {
+	/* Frequently used values are kept adjacent for cache effect */
+	struct dma_desc *dma_tx ____cacheline_aligned;
+	dma_addr_t dma_tx_phy;
+	struct sk_buff **tx_skbuff;
+	unsigned int cur_tx;
+	unsigned int dirty_tx;
+	unsigned int dma_tx_size;
+	int tx_coe;
+	int tx_coalesce;
+
+	struct dma_desc *dma_rx ;
+	unsigned int cur_rx;
+	unsigned int dirty_rx;
+	struct sk_buff **rx_skbuff;
+	dma_addr_t *rx_skbuff_dma;
+	struct sk_buff_head rx_recycle;
+
+	struct net_device *dev;
+	int is_gmac;
+	dma_addr_t dma_rx_phy;
+	unsigned int dma_rx_size;
+	int rx_csum;
+	unsigned int dma_buf_sz;
+	struct device *device;
+	struct mac_device_info *mac_type;
+
+	struct stmmac_extra_stats xstats;
+	struct napi_struct napi;
+
+	phy_interface_t phy_interface;
+	int pbl;
+	int bus_id;
+	int phy_addr;
+	int phy_mask;
+	int (*phy_reset) (void *priv);
+	void (*fix_mac_speed) (void *priv, unsigned int speed);
+	void *bsp_priv;
+
+	int phy_irq;
+	struct phy_device *phydev;
+	int oldlink;
+	int speed;
+	int oldduplex;
+	unsigned int flow_ctrl;
+	unsigned int pause;
+	struct mii_bus *mii;
+
+	u32 msg_enable;
+	spinlock_t lock;
+	int wolopts;
+	int wolenabled;
+	int shutdown;
+#ifdef CONFIG_STMMAC_TIMER
+	struct stmmac_timer *tm;
+#endif
+#ifdef STMMAC_VLAN_TAG_USED
+	struct vlan_group *vlgrp;
+#endif
+};
+
+extern int stmmac_mdio_unregister(struct net_device *ndev);
+extern int stmmac_mdio_register(struct net_device *ndev);
+extern void stmmac_set_ethtool_ops(struct net_device *netdev);
diff --git a/drivers/net/stmmac/stmmac_ethtool.c b/drivers/net/stmmac/stmmac_ethtool.c
new file mode 100644
index 000000000000..694ebe6a0758
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_ethtool.c
@@ -0,0 +1,395 @@
+/*******************************************************************************
+  STMMAC Ethtool support
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/etherdevice.h>
+#include <linux/ethtool.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+
+#define REG_SPACE_SIZE	0x1054
+#define MAC100_ETHTOOL_NAME	"st_mac100"
+#define GMAC_ETHTOOL_NAME	"st_gmac"
+
+struct stmmac_stats {
+	char stat_string[ETH_GSTRING_LEN];
+	int sizeof_stat;
+	int stat_offset;
+};
+
+#define STMMAC_STAT(m)	\
+	{ #m, FIELD_SIZEOF(struct stmmac_extra_stats, m),	\
+	offsetof(struct stmmac_priv, xstats.m)}
+
+static const struct  stmmac_stats stmmac_gstrings_stats[] = {
+	STMMAC_STAT(tx_underflow),
+	STMMAC_STAT(tx_carrier),
+	STMMAC_STAT(tx_losscarrier),
+	STMMAC_STAT(tx_heartbeat),
+	STMMAC_STAT(tx_deferred),
+	STMMAC_STAT(tx_vlan),
+	STMMAC_STAT(rx_vlan),
+	STMMAC_STAT(tx_jabber),
+	STMMAC_STAT(tx_frame_flushed),
+	STMMAC_STAT(tx_payload_error),
+	STMMAC_STAT(tx_ip_header_error),
+	STMMAC_STAT(rx_desc),
+	STMMAC_STAT(rx_partial),
+	STMMAC_STAT(rx_runt),
+	STMMAC_STAT(rx_toolong),
+	STMMAC_STAT(rx_collision),
+	STMMAC_STAT(rx_crc),
+	STMMAC_STAT(rx_lenght),
+	STMMAC_STAT(rx_mii),
+	STMMAC_STAT(rx_multicast),
+	STMMAC_STAT(rx_gmac_overflow),
+	STMMAC_STAT(rx_watchdog),
+	STMMAC_STAT(da_rx_filter_fail),
+	STMMAC_STAT(sa_rx_filter_fail),
+	STMMAC_STAT(rx_missed_cntr),
+	STMMAC_STAT(rx_overflow_cntr),
+	STMMAC_STAT(tx_undeflow_irq),
+	STMMAC_STAT(tx_process_stopped_irq),
+	STMMAC_STAT(tx_jabber_irq),
+	STMMAC_STAT(rx_overflow_irq),
+	STMMAC_STAT(rx_buf_unav_irq),
+	STMMAC_STAT(rx_process_stopped_irq),
+	STMMAC_STAT(rx_watchdog_irq),
+	STMMAC_STAT(tx_early_irq),
+	STMMAC_STAT(fatal_bus_error_irq),
+	STMMAC_STAT(threshold),
+	STMMAC_STAT(tx_pkt_n),
+	STMMAC_STAT(rx_pkt_n),
+	STMMAC_STAT(poll_n),
+	STMMAC_STAT(sched_timer_n),
+	STMMAC_STAT(normal_irq_n),
+};
+#define STMMAC_STATS_LEN ARRAY_SIZE(stmmac_gstrings_stats)
+
+void stmmac_ethtool_getdrvinfo(struct net_device *dev,
+			       struct ethtool_drvinfo *info)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	if (!priv->is_gmac)
+		strcpy(info->driver, MAC100_ETHTOOL_NAME);
+	else
+		strcpy(info->driver, GMAC_ETHTOOL_NAME);
+
+	strcpy(info->version, DRV_MODULE_VERSION);
+	info->fw_version[0] = '\0';
+	info->n_stats = STMMAC_STATS_LEN;
+	return;
+}
+
+int stmmac_ethtool_getsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	struct phy_device *phy = priv->phydev;
+	int rc;
+	if (phy == NULL) {
+		pr_err("%s: %s: PHY is not registered\n",
+		       __func__, dev->name);
+		return -ENODEV;
+	}
+	if (!netif_running(dev)) {
+		pr_err("%s: interface is disabled: we cannot track "
+		"link speed / duplex setting\n", dev->name);
+		return -EBUSY;
+	}
+	cmd->transceiver = XCVR_INTERNAL;
+	spin_lock_irq(&priv->lock);
+	rc = phy_ethtool_gset(phy, cmd);
+	spin_unlock_irq(&priv->lock);
+	return rc;
+}
+
+int stmmac_ethtool_setsettings(struct net_device *dev, struct ethtool_cmd *cmd)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	struct phy_device *phy = priv->phydev;
+	int rc;
+
+	spin_lock(&priv->lock);
+	rc = phy_ethtool_sset(phy, cmd);
+	spin_unlock(&priv->lock);
+
+	return rc;
+}
+
+u32 stmmac_ethtool_getmsglevel(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	return priv->msg_enable;
+}
+
+void stmmac_ethtool_setmsglevel(struct net_device *dev, u32 level)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	priv->msg_enable = level;
+
+}
+
+int stmmac_check_if_running(struct net_device *dev)
+{
+	if (!netif_running(dev))
+		return -EBUSY;
+	return 0;
+}
+
+int stmmac_ethtool_get_regs_len(struct net_device *dev)
+{
+	return REG_SPACE_SIZE;
+}
+
+void stmmac_ethtool_gregs(struct net_device *dev,
+			  struct ethtool_regs *regs, void *space)
+{
+	int i;
+	u32 *reg_space = (u32 *) space;
+
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	memset(reg_space, 0x0, REG_SPACE_SIZE);
+
+	if (!priv->is_gmac) {
+		/* MAC registers */
+		for (i = 0; i < 12; i++)
+			reg_space[i] = readl(dev->base_addr + (i * 4));
+		/* DMA registers */
+		for (i = 0; i < 9; i++)
+			reg_space[i + 12] =
+			    readl(dev->base_addr + (DMA_BUS_MODE + (i * 4)));
+		reg_space[22] = readl(dev->base_addr + DMA_CUR_TX_BUF_ADDR);
+		reg_space[23] = readl(dev->base_addr + DMA_CUR_RX_BUF_ADDR);
+	} else {
+		/* MAC registers */
+		for (i = 0; i < 55; i++)
+			reg_space[i] = readl(dev->base_addr + (i * 4));
+		/* DMA registers */
+		for (i = 0; i < 22; i++)
+			reg_space[i + 55] =
+			    readl(dev->base_addr + (DMA_BUS_MODE + (i * 4)));
+	}
+
+	return;
+}
+
+int stmmac_ethtool_set_tx_csum(struct net_device *netdev, u32 data)
+{
+	if (data)
+		netdev->features |= NETIF_F_HW_CSUM;
+	else
+		netdev->features &= ~NETIF_F_HW_CSUM;
+
+	return 0;
+}
+
+u32 stmmac_ethtool_get_rx_csum(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	return priv->rx_csum;
+}
+
+static void
+stmmac_get_pauseparam(struct net_device *netdev,
+		      struct ethtool_pauseparam *pause)
+{
+	struct stmmac_priv *priv = netdev_priv(netdev);
+
+	spin_lock(&priv->lock);
+
+	pause->rx_pause = 0;
+	pause->tx_pause = 0;
+	pause->autoneg = priv->phydev->autoneg;
+
+	if (priv->flow_ctrl & FLOW_RX)
+		pause->rx_pause = 1;
+	if (priv->flow_ctrl & FLOW_TX)
+		pause->tx_pause = 1;
+
+	spin_unlock(&priv->lock);
+	return;
+}
+
+static int
+stmmac_set_pauseparam(struct net_device *netdev,
+		      struct ethtool_pauseparam *pause)
+{
+	struct stmmac_priv *priv = netdev_priv(netdev);
+	struct phy_device *phy = priv->phydev;
+	int new_pause = FLOW_OFF;
+	int ret = 0;
+
+	spin_lock(&priv->lock);
+
+	if (pause->rx_pause)
+		new_pause |= FLOW_RX;
+	if (pause->tx_pause)
+		new_pause |= FLOW_TX;
+
+	priv->flow_ctrl = new_pause;
+
+	if (phy->autoneg) {
+		if (netif_running(netdev)) {
+			struct ethtool_cmd cmd;
+			/* auto-negotiation automatically restarted */
+			cmd.cmd = ETHTOOL_NWAY_RST;
+			cmd.supported = phy->supported;
+			cmd.advertising = phy->advertising;
+			cmd.autoneg = phy->autoneg;
+			cmd.speed = phy->speed;
+			cmd.duplex = phy->duplex;
+			cmd.phy_address = phy->addr;
+			ret = phy_ethtool_sset(phy, &cmd);
+		}
+	} else {
+		unsigned long ioaddr = netdev->base_addr;
+		priv->mac_type->ops->flow_ctrl(ioaddr, phy->duplex,
+					       priv->flow_ctrl, priv->pause);
+	}
+	spin_unlock(&priv->lock);
+	return ret;
+}
+
+static void stmmac_get_ethtool_stats(struct net_device *dev,
+				 struct ethtool_stats *dummy, u64 *data)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned long ioaddr = dev->base_addr;
+	int i;
+
+	/* Update HW stats if supported */
+	priv->mac_type->ops->dma_diagnostic_fr(&dev->stats, &priv->xstats,
+					       ioaddr);
+
+	for (i = 0; i < STMMAC_STATS_LEN; i++) {
+		char *p = (char *)priv + stmmac_gstrings_stats[i].stat_offset;
+		data[i] = (stmmac_gstrings_stats[i].sizeof_stat ==
+		sizeof(u64)) ? (*(u64 *)p) : (*(u32 *)p);
+	}
+
+	return;
+}
+
+static int stmmac_get_sset_count(struct net_device *netdev, int sset)
+{
+	switch (sset) {
+	case ETH_SS_STATS:
+		return STMMAC_STATS_LEN;
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+static void stmmac_get_strings(struct net_device *dev, u32 stringset, u8 *data)
+{
+	int i;
+	u8 *p = data;
+
+	switch (stringset) {
+	case ETH_SS_STATS:
+		for (i = 0; i < STMMAC_STATS_LEN; i++) {
+			memcpy(p, stmmac_gstrings_stats[i].stat_string,
+				ETH_GSTRING_LEN);
+			p += ETH_GSTRING_LEN;
+		}
+		break;
+	default:
+		WARN_ON(1);
+		break;
+	}
+	return;
+}
+
+/* Currently only support WOL through Magic packet. */
+static void stmmac_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	spin_lock_irq(&priv->lock);
+	if (priv->wolenabled == PMT_SUPPORTED) {
+		wol->supported = WAKE_MAGIC;
+		wol->wolopts = priv->wolopts;
+	}
+	spin_unlock_irq(&priv->lock);
+}
+
+static int stmmac_set_wol(struct net_device *dev, struct ethtool_wolinfo *wol)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	u32 support = WAKE_MAGIC;
+
+	if (priv->wolenabled == PMT_NOT_SUPPORTED)
+		return -EINVAL;
+
+	if (wol->wolopts & ~support)
+		return -EINVAL;
+
+	if (wol->wolopts == 0)
+		device_set_wakeup_enable(priv->device, 0);
+	else
+		device_set_wakeup_enable(priv->device, 1);
+
+	spin_lock_irq(&priv->lock);
+	priv->wolopts = wol->wolopts;
+	spin_unlock_irq(&priv->lock);
+
+	return 0;
+}
+
+static struct ethtool_ops stmmac_ethtool_ops = {
+	.begin = stmmac_check_if_running,
+	.get_drvinfo = stmmac_ethtool_getdrvinfo,
+	.get_settings = stmmac_ethtool_getsettings,
+	.set_settings = stmmac_ethtool_setsettings,
+	.get_msglevel = stmmac_ethtool_getmsglevel,
+	.set_msglevel = stmmac_ethtool_setmsglevel,
+	.get_regs = stmmac_ethtool_gregs,
+	.get_regs_len = stmmac_ethtool_get_regs_len,
+	.get_link = ethtool_op_get_link,
+	.get_rx_csum = stmmac_ethtool_get_rx_csum,
+	.get_tx_csum = ethtool_op_get_tx_csum,
+	.set_tx_csum = stmmac_ethtool_set_tx_csum,
+	.get_sg = ethtool_op_get_sg,
+	.set_sg = ethtool_op_set_sg,
+	.get_pauseparam = stmmac_get_pauseparam,
+	.set_pauseparam = stmmac_set_pauseparam,
+	.get_ethtool_stats = stmmac_get_ethtool_stats,
+	.get_strings = stmmac_get_strings,
+	.get_wol = stmmac_get_wol,
+	.set_wol = stmmac_set_wol,
+	.get_sset_count	= stmmac_get_sset_count,
+#ifdef NETIF_F_TSO
+	.get_tso = ethtool_op_get_tso,
+	.set_tso = ethtool_op_set_tso,
+#endif
+};
+
+void stmmac_set_ethtool_ops(struct net_device *netdev)
+{
+	SET_ETHTOOL_OPS(netdev, &stmmac_ethtool_ops);
+}
diff --git a/drivers/net/stmmac/stmmac_main.c b/drivers/net/stmmac/stmmac_main.c
new file mode 100644
index 000000000000..9542995ba667
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_main.c
@@ -0,0 +1,2210 @@
+/*******************************************************************************
+  This is the driver for the ST MAC 10/100/1000 on-chip Ethernet controllers.
+  ST Ethernet IPs are built around a Synopsys IP Core.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+
+  Documentation available at:
+	http://www.stlinux.com
+  Support available at:
+	https://bugzilla.stlinux.com/
+*******************************************************************************/
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/interrupt.h>
+#include <linux/netdevice.h>
+#include <linux/etherdevice.h>
+#include <linux/platform_device.h>
+#include <linux/ip.h>
+#include <linux/tcp.h>
+#include <linux/skbuff.h>
+#include <linux/ethtool.h>
+#include <linux/if_ether.h>
+#include <linux/crc32.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+#include <linux/if_vlan.h>
+#include <linux/dma-mapping.h>
+#include <linux/stm/soc.h>
+#include "stmmac.h"
+
+#define STMMAC_RESOURCE_NAME	"stmmaceth"
+#define PHY_RESOURCE_NAME	"stmmacphy"
+
+#undef STMMAC_DEBUG
+/*#define STMMAC_DEBUG*/
+#ifdef STMMAC_DEBUG
+#define DBG(nlevel, klevel, fmt, args...) \
+		((void)(netif_msg_##nlevel(priv) && \
+		printk(KERN_##klevel fmt, ## args)))
+#else
+#define DBG(nlevel, klevel, fmt, args...) do { } while (0)
+#endif
+
+#undef STMMAC_RX_DEBUG
+/*#define STMMAC_RX_DEBUG*/
+#ifdef STMMAC_RX_DEBUG
+#define RX_DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define RX_DBG(fmt, args...)  do { } while (0)
+#endif
+
+#undef STMMAC_XMIT_DEBUG
+/*#define STMMAC_XMIT_DEBUG*/
+#ifdef STMMAC_TX_DEBUG
+#define TX_DBG(fmt, args...)  printk(fmt, ## args)
+#else
+#define TX_DBG(fmt, args...)  do { } while (0)
+#endif
+
+#define STMMAC_ALIGN(x)	L1_CACHE_ALIGN(x)
+#define JUMBO_LEN	9000
+
+/* Module parameters */
+#define TX_TIMEO 5000 /* default 5 seconds */
+static int watchdog = TX_TIMEO;
+module_param(watchdog, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(watchdog, "Transmit timeout in milliseconds");
+
+static int debug = -1;		/* -1: default, 0: no output, 16:  all */
+module_param(debug, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(debug, "Message Level (0: no output, 16: all)");
+
+static int phyaddr = -1;
+module_param(phyaddr, int, S_IRUGO);
+MODULE_PARM_DESC(phyaddr, "Physical device address");
+
+#define DMA_TX_SIZE 256
+static int dma_txsize = DMA_TX_SIZE;
+module_param(dma_txsize, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dma_txsize, "Number of descriptors in the TX list");
+
+#define DMA_RX_SIZE 256
+static int dma_rxsize = DMA_RX_SIZE;
+module_param(dma_rxsize, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(dma_rxsize, "Number of descriptors in the RX list");
+
+static int flow_ctrl = FLOW_OFF;
+module_param(flow_ctrl, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(flow_ctrl, "Flow control ability [on/off]");
+
+static int pause = PAUSE_TIME;
+module_param(pause, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(pause, "Flow Control Pause Time");
+
+#define TC_DEFAULT 64
+static int tc = TC_DEFAULT;
+module_param(tc, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tc, "DMA threshold control value");
+
+#define RX_NO_COALESCE	1	/* Always interrupt on completion */
+#define TX_NO_COALESCE	-1	/* No moderation by default */
+
+/* Pay attention to tune this parameter; take care of both
+ * hardware capability and network stabitily/performance impact.
+ * Many tests showed that ~4ms latency seems to be good enough. */
+#ifdef CONFIG_STMMAC_TIMER
+#define DEFAULT_PERIODIC_RATE	256
+static int tmrate = DEFAULT_PERIODIC_RATE;
+module_param(tmrate, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tmrate, "External timer freq. (default: 256Hz)");
+#endif
+
+#define DMA_BUFFER_SIZE	BUF_SIZE_2KiB
+static int buf_sz = DMA_BUFFER_SIZE;
+module_param(buf_sz, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(buf_sz, "DMA buffer size");
+
+/* In case of Giga ETH, we can enable/disable the COE for the
+ * transmit HW checksum computation.
+ * Note that, if tx csum is off in HW, SG will be still supported. */
+static int tx_coe = HW_CSUM;
+module_param(tx_coe, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(tx_coe, "GMAC COE type 2 [on/off]");
+
+static const u32 default_msg_level = (NETIF_MSG_DRV | NETIF_MSG_PROBE |
+				      NETIF_MSG_LINK | NETIF_MSG_IFUP |
+				      NETIF_MSG_IFDOWN | NETIF_MSG_TIMER);
+
+static irqreturn_t stmmac_interrupt(int irq, void *dev_id);
+static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev);
+
+/**
+ * stmmac_verify_args - verify the driver parameters.
+ * Description: it verifies if some wrong parameter is passed to the driver.
+ * Note that wrong parameters are replaced with the default values.
+ */
+static void stmmac_verify_args(void)
+{
+	if (unlikely(watchdog < 0))
+		watchdog = TX_TIMEO;
+	if (unlikely(dma_rxsize < 0))
+		dma_rxsize = DMA_RX_SIZE;
+	if (unlikely(dma_txsize < 0))
+		dma_txsize = DMA_TX_SIZE;
+	if (unlikely((buf_sz < DMA_BUFFER_SIZE) || (buf_sz > BUF_SIZE_16KiB)))
+		buf_sz = DMA_BUFFER_SIZE;
+	if (unlikely(flow_ctrl > 1))
+		flow_ctrl = FLOW_AUTO;
+	else if (likely(flow_ctrl < 0))
+		flow_ctrl = FLOW_OFF;
+	if (unlikely((pause < 0) || (pause > 0xffff)))
+		pause = PAUSE_TIME;
+
+	return;
+}
+
+#if defined(STMMAC_XMIT_DEBUG) || defined(STMMAC_RX_DEBUG)
+static void print_pkt(unsigned char *buf, int len)
+{
+	int j;
+	pr_info("len = %d byte, buf addr: 0x%p", len, buf);
+	for (j = 0; j < len; j++) {
+		if ((j % 16) == 0)
+			pr_info("\n %03x:", j);
+		pr_info(" %02x", buf[j]);
+	}
+	pr_info("\n");
+	return;
+}
+#endif
+
+/* minimum number of free TX descriptors required to wake up TX process */
+#define STMMAC_TX_THRESH(x)	(x->dma_tx_size/4)
+
+static inline u32 stmmac_tx_avail(struct stmmac_priv *priv)
+{
+	return priv->dirty_tx + priv->dma_tx_size - priv->cur_tx - 1;
+}
+
+/**
+ * stmmac_adjust_link
+ * @dev: net device structure
+ * Description: it adjusts the link parameters.
+ */
+static void stmmac_adjust_link(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	struct phy_device *phydev = priv->phydev;
+	unsigned long ioaddr = dev->base_addr;
+	unsigned long flags;
+	int new_state = 0;
+	unsigned int fc = priv->flow_ctrl, pause_time = priv->pause;
+
+	if (phydev == NULL)
+		return;
+
+	DBG(probe, DEBUG, "stmmac_adjust_link: called.  address %d link %d\n",
+	    phydev->addr, phydev->link);
+
+	spin_lock_irqsave(&priv->lock, flags);
+	if (phydev->link) {
+		u32 ctrl = readl(ioaddr + MAC_CTRL_REG);
+
+		/* Now we make sure that we can be in full duplex mode.
+		 * If not, we operate in half-duplex mode. */
+		if (phydev->duplex != priv->oldduplex) {
+			new_state = 1;
+			if (!(phydev->duplex))
+				ctrl &= ~priv->mac_type->hw.link.duplex;
+			else
+				ctrl |= priv->mac_type->hw.link.duplex;
+			priv->oldduplex = phydev->duplex;
+		}
+		/* Flow Control operation */
+		if (phydev->pause)
+			priv->mac_type->ops->flow_ctrl(ioaddr, phydev->duplex,
+						       fc, pause_time);
+
+		if (phydev->speed != priv->speed) {
+			new_state = 1;
+			switch (phydev->speed) {
+			case 1000:
+				if (likely(priv->is_gmac))
+					ctrl &= ~priv->mac_type->hw.link.port;
+				break;
+			case 100:
+			case 10:
+				if (priv->is_gmac) {
+					ctrl |= priv->mac_type->hw.link.port;
+					if (phydev->speed == SPEED_100) {
+						ctrl |=
+						    priv->mac_type->hw.link.
+						    speed;
+					} else {
+						ctrl &=
+						    ~(priv->mac_type->hw.
+						      link.speed);
+					}
+				} else {
+					ctrl &= ~priv->mac_type->hw.link.port;
+				}
+				priv->fix_mac_speed(priv->bsp_priv,
+						    phydev->speed);
+				break;
+			default:
+				if (netif_msg_link(priv))
+					pr_warning("%s: Speed (%d) is not 10"
+				       " or 100!\n", dev->name, phydev->speed);
+				break;
+			}
+
+			priv->speed = phydev->speed;
+		}
+
+		writel(ctrl, ioaddr + MAC_CTRL_REG);
+
+		if (!priv->oldlink) {
+			new_state = 1;
+			priv->oldlink = 1;
+		}
+	} else if (priv->oldlink) {
+		new_state = 1;
+		priv->oldlink = 0;
+		priv->speed = 0;
+		priv->oldduplex = -1;
+	}
+
+	if (new_state && netif_msg_link(priv))
+		phy_print_status(phydev);
+
+	spin_unlock_irqrestore(&priv->lock, flags);
+
+	DBG(probe, DEBUG, "stmmac_adjust_link: exiting\n");
+}
+
+/**
+ * stmmac_init_phy - PHY initialization
+ * @dev: net device structure
+ * Description: it initializes the driver's PHY state, and attaches the PHY
+ * to the mac driver.
+ *  Return value:
+ *  0 on success
+ */
+static int stmmac_init_phy(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	struct phy_device *phydev;
+	char phy_id[BUS_ID_SIZE];	/* PHY to connect */
+	char bus_id[BUS_ID_SIZE];
+
+	priv->oldlink = 0;
+	priv->speed = 0;
+	priv->oldduplex = -1;
+
+	if (priv->phy_addr == -1) {
+		/* We don't have a PHY, so do nothing */
+		return 0;
+	}
+
+	snprintf(bus_id, MII_BUS_ID_SIZE, "%x", priv->bus_id);
+	snprintf(phy_id, BUS_ID_SIZE, PHY_ID_FMT, bus_id, priv->phy_addr);
+	pr_debug("stmmac_init_phy:  trying to attach to %s\n", phy_id);
+
+	phydev = phy_connect(dev, phy_id, &stmmac_adjust_link, 0,
+			priv->phy_interface);
+
+	if (IS_ERR(phydev)) {
+		pr_err("%s: Could not attach to PHY\n", dev->name);
+		return PTR_ERR(phydev);
+	}
+
+	/*
+	 * Broken HW is sometimes missing the pull-up resistor on the
+	 * MDIO line, which results in reads to non-existent devices returning
+	 * 0 rather than 0xffff. Catch this here and treat 0 as a non-existent
+	 * device as well.
+	 * Note: phydev->phy_id is the result of reading the UID PHY registers.
+	 */
+	if (phydev->phy_id == 0) {
+		phy_disconnect(phydev);
+		return -ENODEV;
+	}
+	pr_debug("stmmac_init_phy:  %s: attached to PHY (UID 0x%x)"
+	       " Link = %d\n", dev->name, phydev->phy_id, phydev->link);
+
+	priv->phydev = phydev;
+
+	return 0;
+}
+
+static inline void stmmac_mac_enable_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + MAC_CTRL_REG);
+	value |= MAC_RNABLE_RX;
+	/* Set the RE (receive enable bit into the MAC CTRL register).  */
+	writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_enable_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + MAC_CTRL_REG);
+	value |= MAC_ENABLE_TX;
+	/* Set the TE (transmit enable bit into the MAC CTRL register).  */
+	writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_disable_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + MAC_CTRL_REG);
+	value &= ~MAC_RNABLE_RX;
+	writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+static inline void stmmac_mac_disable_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + MAC_CTRL_REG);
+	value &= ~MAC_ENABLE_TX;
+	writel(value, ioaddr + MAC_CTRL_REG);
+}
+
+/**
+ * display_ring
+ * @p: pointer to the ring.
+ * @size: size of the ring.
+ * Description: display all the descriptors within the ring.
+ */
+static void display_ring(struct dma_desc *p, int size)
+{
+	struct tmp_s {
+		u64 a;
+		unsigned int b;
+		unsigned int c;
+	};
+	int i;
+	for (i = 0; i < size; i++) {
+		struct tmp_s *x = (struct tmp_s *)(p + i);
+		pr_info("\t%d [0x%x]: DES0=0x%x DES1=0x%x BUF1=0x%x BUF2=0x%x",
+		       i, (unsigned int)virt_to_phys(&p[i]),
+		       (unsigned int)(x->a), (unsigned int)((x->a) >> 32),
+		       x->b, x->c);
+		pr_info("\n");
+	}
+}
+
+/**
+ * init_dma_desc_rings - init the RX/TX descriptor rings
+ * @dev: net device structure
+ * Description:  this function initializes the DMA RX/TX descriptors
+ * and allocates the socket buffers.
+ */
+static void init_dma_desc_rings(struct net_device *dev)
+{
+	int i;
+	struct stmmac_priv *priv = netdev_priv(dev);
+	struct sk_buff *skb;
+	unsigned int txsize = priv->dma_tx_size;
+	unsigned int rxsize = priv->dma_rx_size;
+	unsigned int bfsize = priv->dma_buf_sz;
+	int buff2_needed = 0, dis_ic = 0;
+
+	/* Set the Buffer size according to the MTU;
+	 * indeed, in case of jumbo we need to bump-up the buffer sizes.
+	 */
+	if (unlikely(dev->mtu >= BUF_SIZE_8KiB))
+		bfsize = BUF_SIZE_16KiB;
+	else if (unlikely(dev->mtu >= BUF_SIZE_4KiB))
+		bfsize = BUF_SIZE_8KiB;
+	else if (unlikely(dev->mtu >= BUF_SIZE_2KiB))
+		bfsize = BUF_SIZE_4KiB;
+	else if (unlikely(dev->mtu >= DMA_BUFFER_SIZE))
+		bfsize = BUF_SIZE_2KiB;
+	else
+		bfsize = DMA_BUFFER_SIZE;
+
+#ifdef CONFIG_STMMAC_TIMER
+	/* Disable interrupts on completion for the reception if timer is on */
+	if (likely(priv->tm->enable))
+		dis_ic = 1;
+#endif
+	/* If the MTU exceeds 8k so use the second buffer in the chain */
+	if (bfsize >= BUF_SIZE_8KiB)
+		buff2_needed = 1;
+
+	DBG(probe, INFO, "stmmac: txsize %d, rxsize %d, bfsize %d\n",
+	    txsize, rxsize, bfsize);
+
+	priv->rx_skbuff_dma = kmalloc(rxsize * sizeof(dma_addr_t), GFP_KERNEL);
+	priv->rx_skbuff =
+	    kmalloc(sizeof(struct sk_buff *) * rxsize, GFP_KERNEL);
+	priv->dma_rx =
+	    (struct dma_desc *)dma_alloc_coherent(priv->device,
+						  rxsize *
+						  sizeof(struct dma_desc),
+						  &priv->dma_rx_phy,
+						  GFP_KERNEL);
+	priv->tx_skbuff = kmalloc(sizeof(struct sk_buff *) * txsize,
+				       GFP_KERNEL);
+	priv->dma_tx =
+	    (struct dma_desc *)dma_alloc_coherent(priv->device,
+						  txsize *
+						  sizeof(struct dma_desc),
+						  &priv->dma_tx_phy,
+						  GFP_KERNEL);
+
+	if ((priv->dma_rx == NULL) || (priv->dma_tx == NULL)) {
+		pr_err("%s:ERROR allocating the DMA Tx/Rx desc\n", __func__);
+		return;
+	}
+
+	DBG(probe, INFO, "stmmac (%s) DMA desc rings: virt addr (Rx %p, "
+	    "Tx %p)\n\tDMA phy addr (Rx 0x%08x, Tx 0x%08x)\n",
+	    dev->name, priv->dma_rx, priv->dma_tx,
+	    (unsigned int)priv->dma_rx_phy, (unsigned int)priv->dma_tx_phy);
+
+	/* RX INITIALIZATION */
+	DBG(probe, INFO, "stmmac: SKB addresses:\n"
+			 "skb\t\tskb data\tdma data\n");
+
+	for (i = 0; i < rxsize; i++) {
+		struct dma_desc *p = priv->dma_rx + i;
+
+		skb = netdev_alloc_skb_ip_align(dev, bfsize);
+		if (unlikely(skb == NULL)) {
+			pr_err("%s: Rx init fails; skb is NULL\n", __func__);
+			break;
+		}
+		priv->rx_skbuff[i] = skb;
+		priv->rx_skbuff_dma[i] = dma_map_single(priv->device, skb->data,
+						bfsize, DMA_FROM_DEVICE);
+
+		p->des2 = priv->rx_skbuff_dma[i];
+		if (unlikely(buff2_needed))
+			p->des3 = p->des2 + BUF_SIZE_8KiB;
+		DBG(probe, INFO, "[%p]\t[%p]\t[%x]\n", priv->rx_skbuff[i],
+			priv->rx_skbuff[i]->data, priv->rx_skbuff_dma[i]);
+	}
+	priv->cur_rx = 0;
+	priv->dirty_rx = (unsigned int)(i - rxsize);
+	priv->dma_buf_sz = bfsize;
+	buf_sz = bfsize;
+
+	/* TX INITIALIZATION */
+	for (i = 0; i < txsize; i++) {
+		priv->tx_skbuff[i] = NULL;
+		priv->dma_tx[i].des2 = 0;
+	}
+	priv->dirty_tx = 0;
+	priv->cur_tx = 0;
+
+	/* Clear the Rx/Tx descriptors */
+	priv->mac_type->ops->init_rx_desc(priv->dma_rx, rxsize, dis_ic);
+	priv->mac_type->ops->init_tx_desc(priv->dma_tx, txsize);
+
+	if (netif_msg_hw(priv)) {
+		pr_info("RX descriptor ring:\n");
+		display_ring(priv->dma_rx, rxsize);
+		pr_info("TX descriptor ring:\n");
+		display_ring(priv->dma_tx, txsize);
+	}
+	return;
+}
+
+static void dma_free_rx_skbufs(struct stmmac_priv *priv)
+{
+	int i;
+
+	for (i = 0; i < priv->dma_rx_size; i++) {
+		if (priv->rx_skbuff[i]) {
+			dma_unmap_single(priv->device, priv->rx_skbuff_dma[i],
+					 priv->dma_buf_sz, DMA_FROM_DEVICE);
+			dev_kfree_skb_any(priv->rx_skbuff[i]);
+		}
+		priv->rx_skbuff[i] = NULL;
+	}
+	return;
+}
+
+static void dma_free_tx_skbufs(struct stmmac_priv *priv)
+{
+	int i;
+
+	for (i = 0; i < priv->dma_tx_size; i++) {
+		if (priv->tx_skbuff[i] != NULL) {
+			struct dma_desc *p = priv->dma_tx + i;
+			if (p->des2)
+				dma_unmap_single(priv->device, p->des2,
+				 priv->mac_type->ops->get_tx_len(p),
+				 DMA_TO_DEVICE);
+			dev_kfree_skb_any(priv->tx_skbuff[i]);
+			priv->tx_skbuff[i] = NULL;
+		}
+	}
+	return;
+}
+
+static void free_dma_desc_resources(struct stmmac_priv *priv)
+{
+	/* Release the DMA TX/RX socket buffers */
+	dma_free_rx_skbufs(priv);
+	dma_free_tx_skbufs(priv);
+
+	/* Free the region of consistent memory previously allocated for
+	 * the DMA */
+	dma_free_coherent(priv->device,
+			  priv->dma_tx_size * sizeof(struct dma_desc),
+			  priv->dma_tx, priv->dma_tx_phy);
+	dma_free_coherent(priv->device,
+			  priv->dma_rx_size * sizeof(struct dma_desc),
+			  priv->dma_rx, priv->dma_rx_phy);
+	kfree(priv->rx_skbuff_dma);
+	kfree(priv->rx_skbuff);
+	kfree(priv->tx_skbuff);
+
+	return;
+}
+
+/**
+ * stmmac_dma_start_tx
+ * @ioaddr: device I/O address
+ * Description:  this function starts the DMA tx process.
+ */
+static void stmmac_dma_start_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value |= DMA_CONTROL_ST;
+	writel(value, ioaddr + DMA_CONTROL);
+	return;
+}
+
+static void stmmac_dma_stop_tx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value &= ~DMA_CONTROL_ST;
+	writel(value, ioaddr + DMA_CONTROL);
+	return;
+}
+
+/**
+ * stmmac_dma_start_rx
+ * @ioaddr: device I/O address
+ * Description:  this function starts the DMA rx process.
+ */
+static void stmmac_dma_start_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value |= DMA_CONTROL_SR;
+	writel(value, ioaddr + DMA_CONTROL);
+
+	return;
+}
+
+static void stmmac_dma_stop_rx(unsigned long ioaddr)
+{
+	u32 value = readl(ioaddr + DMA_CONTROL);
+	value &= ~DMA_CONTROL_SR;
+	writel(value, ioaddr + DMA_CONTROL);
+
+	return;
+}
+
+/**
+ *  stmmac_dma_operation_mode - HW DMA operation mode
+ *  @priv : pointer to the private device structure.
+ *  Description: it sets the DMA operation mode: tx/rx DMA thresholds
+ *  or Store-And-Forward capability. It also verifies the COE for the
+ *  transmission in case of Giga ETH.
+ */
+static void stmmac_dma_operation_mode(struct stmmac_priv *priv)
+{
+	if (!priv->is_gmac) {
+		/* MAC 10/100 */
+		priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc, 0);
+		priv->tx_coe = NO_HW_CSUM;
+	} else {
+		if ((priv->dev->mtu <= ETH_DATA_LEN) && (tx_coe)) {
+			priv->mac_type->ops->dma_mode(priv->dev->base_addr,
+						      SF_DMA_MODE, SF_DMA_MODE);
+			tc = SF_DMA_MODE;
+			priv->tx_coe = HW_CSUM;
+		} else {
+			/* Checksum computation is performed in software. */
+			priv->mac_type->ops->dma_mode(priv->dev->base_addr, tc,
+						      SF_DMA_MODE);
+			priv->tx_coe = NO_HW_CSUM;
+		}
+	}
+	tx_coe = priv->tx_coe;
+
+	return;
+}
+
+#ifdef STMMAC_DEBUG
+/**
+ * show_tx_process_state
+ * @status: tx descriptor status field
+ * Description: it shows the Transmit Process State for CSR5[22:20]
+ */
+static void show_tx_process_state(unsigned int status)
+{
+	unsigned int state;
+	state = (status & DMA_STATUS_TS_MASK) >> DMA_STATUS_TS_SHIFT;
+
+	switch (state) {
+	case 0:
+		pr_info("- TX (Stopped): Reset or Stop command\n");
+		break;
+	case 1:
+		pr_info("- TX (Running):Fetching the Tx desc\n");
+		break;
+	case 2:
+		pr_info("- TX (Running): Waiting for end of tx\n");
+		break;
+	case 3:
+		pr_info("- TX (Running): Reading the data "
+		       "and queuing the data into the Tx buf\n");
+		break;
+	case 6:
+		pr_info("- TX (Suspended): Tx Buff Underflow "
+		       "or an unavailable Transmit descriptor\n");
+		break;
+	case 7:
+		pr_info("- TX (Running): Closing Tx descriptor\n");
+		break;
+	default:
+		break;
+	}
+	return;
+}
+
+/**
+ * show_rx_process_state
+ * @status: rx descriptor status field
+ * Description: it shows the  Receive Process State for CSR5[19:17]
+ */
+static void show_rx_process_state(unsigned int status)
+{
+	unsigned int state;
+	state = (status & DMA_STATUS_RS_MASK) >> DMA_STATUS_RS_SHIFT;
+
+	switch (state) {
+	case 0:
+		pr_info("- RX (Stopped): Reset or Stop command\n");
+		break;
+	case 1:
+		pr_info("- RX (Running): Fetching the Rx desc\n");
+		break;
+	case 2:
+		pr_info("- RX (Running):Checking for end of pkt\n");
+		break;
+	case 3:
+		pr_info("- RX (Running): Waiting for Rx pkt\n");
+		break;
+	case 4:
+		pr_info("- RX (Suspended): Unavailable Rx buf\n");
+		break;
+	case 5:
+		pr_info("- RX (Running): Closing Rx descriptor\n");
+		break;
+	case 6:
+		pr_info("- RX(Running): Flushing the current frame"
+		       " from the Rx buf\n");
+		break;
+	case 7:
+		pr_info("- RX (Running): Queuing the Rx frame"
+		       " from the Rx buf into memory\n");
+		break;
+	default:
+		break;
+	}
+	return;
+}
+#endif
+
+/**
+ * stmmac_tx:
+ * @priv: private driver structure
+ * Description: it reclaims resources after transmission completes.
+ */
+static void stmmac_tx(struct stmmac_priv *priv)
+{
+	unsigned int txsize = priv->dma_tx_size;
+	unsigned long ioaddr = priv->dev->base_addr;
+
+	while (priv->dirty_tx != priv->cur_tx) {
+		int last;
+		unsigned int entry = priv->dirty_tx % txsize;
+		struct sk_buff *skb = priv->tx_skbuff[entry];
+		struct dma_desc *p = priv->dma_tx + entry;
+
+		/* Check if the descriptor is owned by the DMA. */
+		if (priv->mac_type->ops->get_tx_owner(p))
+			break;
+
+		/* Verify tx error by looking at the last segment */
+		last = priv->mac_type->ops->get_tx_ls(p);
+		if (likely(last)) {
+			int tx_error =
+			    priv->mac_type->ops->tx_status(&priv->dev->stats,
+							   &priv->xstats,
+							   p, ioaddr);
+			if (likely(tx_error == 0)) {
+				priv->dev->stats.tx_packets++;
+				priv->xstats.tx_pkt_n++;
+			} else
+				priv->dev->stats.tx_errors++;
+		}
+		TX_DBG("%s: curr %d, dirty %d\n", __func__,
+			priv->cur_tx, priv->dirty_tx);
+
+		if (likely(p->des2))
+			dma_unmap_single(priv->device, p->des2,
+					 priv->mac_type->ops->get_tx_len(p),
+					 DMA_TO_DEVICE);
+		if (unlikely(p->des3))
+			p->des3 = 0;
+
+		if (likely(skb != NULL)) {
+			/*
+			 * If there's room in the queue (limit it to size)
+			 * we add this skb back into the pool,
+			 * if it's the right size.
+			 */
+			if ((skb_queue_len(&priv->rx_recycle) <
+				priv->dma_rx_size) &&
+				skb_recycle_check(skb, priv->dma_buf_sz))
+				__skb_queue_head(&priv->rx_recycle, skb);
+			else
+				dev_kfree_skb(skb);
+
+			priv->tx_skbuff[entry] = NULL;
+		}
+
+		priv->mac_type->ops->release_tx_desc(p);
+
+		entry = (++priv->dirty_tx) % txsize;
+	}
+	if (unlikely(netif_queue_stopped(priv->dev) &&
+		     stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv))) {
+		netif_tx_lock(priv->dev);
+		if (netif_queue_stopped(priv->dev) &&
+		     stmmac_tx_avail(priv) > STMMAC_TX_THRESH(priv)) {
+			TX_DBG("%s: restart transmit\n", __func__);
+			netif_wake_queue(priv->dev);
+		}
+		netif_tx_unlock(priv->dev);
+	}
+	return;
+}
+
+static inline void stmmac_enable_irq(struct stmmac_priv *priv)
+{
+#ifdef CONFIG_STMMAC_TIMER
+	if (likely(priv->tm->enable))
+		priv->tm->timer_start(tmrate);
+	else
+#endif
+	writel(DMA_INTR_DEFAULT_MASK, priv->dev->base_addr + DMA_INTR_ENA);
+}
+
+static inline void stmmac_disable_irq(struct stmmac_priv *priv)
+{
+#ifdef CONFIG_STMMAC_TIMER
+	if (likely(priv->tm->enable))
+		priv->tm->timer_stop();
+	else
+#endif
+	writel(0, priv->dev->base_addr + DMA_INTR_ENA);
+}
+
+static int stmmac_has_work(struct stmmac_priv *priv)
+{
+	unsigned int has_work = 0;
+	int rxret, tx_work = 0;
+
+	rxret = priv->mac_type->ops->get_rx_owner(priv->dma_rx +
+		(priv->cur_rx % priv->dma_rx_size));
+
+	if (priv->dirty_tx != priv->cur_tx)
+		tx_work = 1;
+
+	if (likely(!rxret || tx_work))
+		has_work = 1;
+
+	return has_work;
+}
+
+static inline void _stmmac_schedule(struct stmmac_priv *priv)
+{
+	if (likely(stmmac_has_work(priv))) {
+		stmmac_disable_irq(priv);
+		napi_schedule(&priv->napi);
+	}
+}
+
+#ifdef CONFIG_STMMAC_TIMER
+void stmmac_schedule(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	priv->xstats.sched_timer_n++;
+
+	_stmmac_schedule(priv);
+
+	return;
+}
+
+static void stmmac_no_timer_started(unsigned int x)
+{;
+};
+
+static void stmmac_no_timer_stopped(void)
+{;
+};
+#endif
+
+/**
+ * stmmac_tx_err:
+ * @priv: pointer to the private device structure
+ * Description: it cleans the descriptors and restarts the transmission
+ * in case of errors.
+ */
+static void stmmac_tx_err(struct stmmac_priv *priv)
+{
+	netif_stop_queue(priv->dev);
+
+	stmmac_dma_stop_tx(priv->dev->base_addr);
+	dma_free_tx_skbufs(priv);
+	priv->mac_type->ops->init_tx_desc(priv->dma_tx, priv->dma_tx_size);
+	priv->dirty_tx = 0;
+	priv->cur_tx = 0;
+	stmmac_dma_start_tx(priv->dev->base_addr);
+
+	priv->dev->stats.tx_errors++;
+	netif_wake_queue(priv->dev);
+
+	return;
+}
+
+/**
+ * stmmac_dma_interrupt - Interrupt handler for the driver
+ * @dev: net device structure
+ * Description: Interrupt handler for the driver (DMA).
+ */
+static void stmmac_dma_interrupt(struct net_device *dev)
+{
+	unsigned long ioaddr = dev->base_addr;
+	struct stmmac_priv *priv = netdev_priv(dev);
+	/* read the status register (CSR5) */
+	u32 intr_status = readl(ioaddr + DMA_STATUS);
+
+	DBG(intr, INFO, "%s: [CSR5: 0x%08x]\n", __func__, intr_status);
+
+#ifdef STMMAC_DEBUG
+	/* It displays the DMA transmit process state (CSR5 register) */
+	if (netif_msg_tx_done(priv))
+		show_tx_process_state(intr_status);
+	if (netif_msg_rx_status(priv))
+		show_rx_process_state(intr_status);
+#endif
+	/* ABNORMAL interrupts */
+	if (unlikely(intr_status & DMA_STATUS_AIS)) {
+		DBG(intr, INFO, "CSR5[15] DMA ABNORMAL IRQ: ");
+		if (unlikely(intr_status & DMA_STATUS_UNF)) {
+			DBG(intr, INFO, "transmit underflow\n");
+			if (unlikely(tc != SF_DMA_MODE)
+			    && (tc <= 256)) {
+				/* Try to bump up the threshold */
+				tc += 64;
+				priv->mac_type->ops->dma_mode(ioaddr, tc,
+					      SF_DMA_MODE);
+				priv->xstats.threshold = tc;
+			}
+			stmmac_tx_err(priv);
+			priv->xstats.tx_undeflow_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_TJT)) {
+			DBG(intr, INFO, "transmit jabber\n");
+			priv->xstats.tx_jabber_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_OVF)) {
+			DBG(intr, INFO, "recv overflow\n");
+			priv->xstats.rx_overflow_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RU)) {
+			DBG(intr, INFO, "receive buffer unavailable\n");
+			priv->xstats.rx_buf_unav_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RPS)) {
+			DBG(intr, INFO, "receive process stopped\n");
+			priv->xstats.rx_process_stopped_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_RWT)) {
+			DBG(intr, INFO, "receive watchdog\n");
+			priv->xstats.rx_watchdog_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_ETI)) {
+			DBG(intr, INFO, "transmit early interrupt\n");
+			priv->xstats.tx_early_irq++;
+		}
+		if (unlikely(intr_status & DMA_STATUS_TPS)) {
+			DBG(intr, INFO, "transmit process stopped\n");
+			priv->xstats.tx_process_stopped_irq++;
+			stmmac_tx_err(priv);
+		}
+		if (unlikely(intr_status & DMA_STATUS_FBI)) {
+			DBG(intr, INFO, "fatal bus error\n");
+			priv->xstats.fatal_bus_error_irq++;
+			stmmac_tx_err(priv);
+		}
+	}
+
+	/* TX/RX NORMAL interrupts */
+	if (intr_status & DMA_STATUS_NIS) {
+		priv->xstats.normal_irq_n++;
+		if (likely((intr_status & DMA_STATUS_RI) ||
+			 (intr_status & (DMA_STATUS_TI))))
+				_stmmac_schedule(priv);
+	}
+
+	/* Optional hardware blocks, interrupts should be disabled */
+	if (unlikely(intr_status &
+		     (DMA_STATUS_GPI | DMA_STATUS_GMI | DMA_STATUS_GLI)))
+		pr_info("%s: unexpected status %08x\n", __func__, intr_status);
+
+	/* Clear the interrupt by writing a logic 1 to the CSR5[15-0] */
+	writel((intr_status & 0x1ffff), ioaddr + DMA_STATUS);
+
+	DBG(intr, INFO, "\n\n");
+
+	return;
+}
+
+/**
+ *  stmmac_open - open entry point of the driver
+ *  @dev : pointer to the device structure.
+ *  Description:
+ *  This function is the open entry point of the driver.
+ *  Return value:
+ *  0 on success and an appropriate (-)ve integer as defined in errno.h
+ *  file on failure.
+ */
+static int stmmac_open(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned long ioaddr = dev->base_addr;
+	int ret;
+
+	/* Check that the MAC address is valid.  If its not, refuse
+	 * to bring the device up. The user must specify an
+	 * address using the following linux command:
+	 *      ifconfig eth0 hw ether xx:xx:xx:xx:xx:xx  */
+	if (!is_valid_ether_addr(dev->dev_addr)) {
+		random_ether_addr(dev->dev_addr);
+		pr_warning("%s: generated random MAC address %pM\n", dev->name,
+			dev->dev_addr);
+	}
+
+	stmmac_verify_args();
+
+	ret = stmmac_init_phy(dev);
+	if (unlikely(ret)) {
+		pr_err("%s: Cannot attach to PHY (error: %d)\n", __func__, ret);
+		return ret;
+	}
+
+	/* Request the IRQ lines */
+	ret = request_irq(dev->irq, &stmmac_interrupt,
+			  IRQF_SHARED, dev->name, dev);
+	if (unlikely(ret < 0)) {
+		pr_err("%s: ERROR: allocating the IRQ %d (error: %d)\n",
+		       __func__, dev->irq, ret);
+		return ret;
+	}
+
+#ifdef CONFIG_STMMAC_TIMER
+	priv->tm = kzalloc(sizeof(struct stmmac_timer *), GFP_KERNEL);
+	if (unlikely(priv->tm == NULL)) {
+		pr_err("%s: ERROR: timer memory alloc failed \n", __func__);
+		return -ENOMEM;
+	}
+	priv->tm->freq = tmrate;
+
+	/* Test if the external timer can be actually used.
+	 * In case of failure continue without timer. */
+	if (unlikely((stmmac_open_ext_timer(dev, priv->tm)) < 0)) {
+		pr_warning("stmmaceth: cannot attach the external timer.\n");
+		tmrate = 0;
+		priv->tm->freq = 0;
+		priv->tm->timer_start = stmmac_no_timer_started;
+		priv->tm->timer_stop = stmmac_no_timer_stopped;
+	} else
+		priv->tm->enable = 1;
+#endif
+
+	/* Create and initialize the TX/RX descriptors chains. */
+	priv->dma_tx_size = STMMAC_ALIGN(dma_txsize);
+	priv->dma_rx_size = STMMAC_ALIGN(dma_rxsize);
+	priv->dma_buf_sz = STMMAC_ALIGN(buf_sz);
+	init_dma_desc_rings(dev);
+
+	/* DMA initialization and SW reset */
+	if (unlikely(priv->mac_type->ops->dma_init(ioaddr,
+		priv->pbl, priv->dma_tx_phy, priv->dma_rx_phy) < 0)) {
+
+		pr_err("%s: DMA initialization failed\n", __func__);
+		return -1;
+	}
+
+	/* Copy the MAC addr into the HW  */
+	priv->mac_type->ops->set_umac_addr(ioaddr, dev->dev_addr, 0);
+	/* Initialize the MAC Core */
+	priv->mac_type->ops->core_init(ioaddr);
+
+	priv->shutdown = 0;
+
+	/* Initialise the MMC (if present) to disable all interrupts. */
+	writel(0xffffffff, ioaddr + MMC_HIGH_INTR_MASK);
+	writel(0xffffffff, ioaddr + MMC_LOW_INTR_MASK);
+
+	/* Enable the MAC Rx/Tx */
+	stmmac_mac_enable_rx(ioaddr);
+	stmmac_mac_enable_tx(ioaddr);
+
+	/* Set the HW DMA mode and the COE */
+	stmmac_dma_operation_mode(priv);
+
+	/* Extra statistics */
+	memset(&priv->xstats, 0, sizeof(struct stmmac_extra_stats));
+	priv->xstats.threshold = tc;
+
+	/* Start the ball rolling... */
+	DBG(probe, DEBUG, "%s: DMA RX/TX processes started...\n", dev->name);
+	stmmac_dma_start_tx(ioaddr);
+	stmmac_dma_start_rx(ioaddr);
+
+#ifdef CONFIG_STMMAC_TIMER
+	priv->tm->timer_start(tmrate);
+#endif
+	/* Dump DMA/MAC registers */
+	if (netif_msg_hw(priv)) {
+		priv->mac_type->ops->dump_mac_regs(ioaddr);
+		priv->mac_type->ops->dump_dma_regs(ioaddr);
+	}
+
+	if (priv->phydev)
+		phy_start(priv->phydev);
+
+	napi_enable(&priv->napi);
+	skb_queue_head_init(&priv->rx_recycle);
+	netif_start_queue(dev);
+	return 0;
+}
+
+/**
+ *  stmmac_release - close entry point of the driver
+ *  @dev : device pointer.
+ *  Description:
+ *  This is the stop entry point of the driver.
+ */
+static int stmmac_release(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	/* Stop and disconnect the PHY */
+	if (priv->phydev) {
+		phy_stop(priv->phydev);
+		phy_disconnect(priv->phydev);
+		priv->phydev = NULL;
+	}
+
+	netif_stop_queue(dev);
+
+#ifdef CONFIG_STMMAC_TIMER
+	/* Stop and release the timer */
+	stmmac_close_ext_timer();
+	if (priv->tm != NULL)
+		kfree(priv->tm);
+#endif
+	napi_disable(&priv->napi);
+	skb_queue_purge(&priv->rx_recycle);
+
+	/* Free the IRQ lines */
+	free_irq(dev->irq, dev);
+
+	/* Stop TX/RX DMA and clear the descriptors */
+	stmmac_dma_stop_tx(dev->base_addr);
+	stmmac_dma_stop_rx(dev->base_addr);
+
+	/* Release and free the Rx/Tx resources */
+	free_dma_desc_resources(priv);
+
+	/* Disable the MAC core */
+	stmmac_mac_disable_tx(dev->base_addr);
+	stmmac_mac_disable_rx(dev->base_addr);
+
+	netif_carrier_off(dev);
+
+	return 0;
+}
+
+/*
+ * To perform emulated hardware segmentation on skb.
+ */
+static int stmmac_sw_tso(struct stmmac_priv *priv, struct sk_buff *skb)
+{
+	struct sk_buff *segs, *curr_skb;
+	int gso_segs = skb_shinfo(skb)->gso_segs;
+
+	/* Estimate the number of fragments in the worst case */
+	if (unlikely(stmmac_tx_avail(priv) < gso_segs)) {
+		netif_stop_queue(priv->dev);
+		TX_DBG(KERN_ERR "%s: TSO BUG! Tx Ring full when queue awake\n",
+		       __func__);
+		if (stmmac_tx_avail(priv) < gso_segs)
+			return NETDEV_TX_BUSY;
+
+		netif_wake_queue(priv->dev);
+	}
+	TX_DBG("\tstmmac_sw_tso: segmenting: skb %p (len %d)\n",
+	       skb, skb->len);
+
+	segs = skb_gso_segment(skb, priv->dev->features & ~NETIF_F_TSO);
+	if (unlikely(IS_ERR(segs)))
+		goto sw_tso_end;
+
+	do {
+		curr_skb = segs;
+		segs = segs->next;
+		TX_DBG("\t\tcurrent skb->len: %d, *curr %p,"
+		       "*next %p\n", curr_skb->len, curr_skb, segs);
+		curr_skb->next = NULL;
+		stmmac_xmit(curr_skb, priv->dev);
+	} while (segs);
+
+sw_tso_end:
+	dev_kfree_skb(skb);
+
+	return NETDEV_TX_OK;
+}
+
+static unsigned int stmmac_handle_jumbo_frames(struct sk_buff *skb,
+					       struct net_device *dev,
+					       int csum_insertion)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned int nopaged_len = skb_headlen(skb);
+	unsigned int txsize = priv->dma_tx_size;
+	unsigned int entry = priv->cur_tx % txsize;
+	struct dma_desc *desc = priv->dma_tx + entry;
+
+	if (nopaged_len > BUF_SIZE_8KiB) {
+
+		int buf2_size = nopaged_len - BUF_SIZE_8KiB;
+
+		desc->des2 = dma_map_single(priv->device, skb->data,
+					    BUF_SIZE_8KiB, DMA_TO_DEVICE);
+		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+		priv->mac_type->ops->prepare_tx_desc(desc, 1, BUF_SIZE_8KiB,
+						     csum_insertion);
+
+		entry = (++priv->cur_tx) % txsize;
+		desc = priv->dma_tx + entry;
+
+		desc->des2 = dma_map_single(priv->device,
+					skb->data + BUF_SIZE_8KiB,
+					buf2_size, DMA_TO_DEVICE);
+		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+		priv->mac_type->ops->prepare_tx_desc(desc, 0,
+						     buf2_size, csum_insertion);
+		priv->mac_type->ops->set_tx_owner(desc);
+		priv->tx_skbuff[entry] = NULL;
+	} else {
+		desc->des2 = dma_map_single(priv->device, skb->data,
+					nopaged_len, DMA_TO_DEVICE);
+		desc->des3 = desc->des2 + BUF_SIZE_4KiB;
+		priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
+						     csum_insertion);
+	}
+	return entry;
+}
+
+/**
+ *  stmmac_xmit:
+ *  @skb : the socket buffer
+ *  @dev : device pointer
+ *  Description : Tx entry point of the driver.
+ */
+static netdev_tx_t stmmac_xmit(struct sk_buff *skb, struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned int txsize = priv->dma_tx_size;
+	unsigned int entry;
+	int i, csum_insertion = 0;
+	int nfrags = skb_shinfo(skb)->nr_frags;
+	struct dma_desc *desc, *first;
+
+	if (unlikely(stmmac_tx_avail(priv) < nfrags + 1)) {
+		if (!netif_queue_stopped(dev)) {
+			netif_stop_queue(dev);
+			/* This is a hard error, log it. */
+			pr_err("%s: BUG! Tx Ring full when queue awake\n",
+				__func__);
+		}
+		return NETDEV_TX_BUSY;
+	}
+
+	entry = priv->cur_tx % txsize;
+
+#ifdef STMMAC_XMIT_DEBUG
+	if ((skb->len > ETH_FRAME_LEN) || nfrags)
+		pr_info("stmmac xmit:\n"
+		       "\tskb addr %p - len: %d - nopaged_len: %d\n"
+		       "\tn_frags: %d - ip_summed: %d - %s gso\n",
+		       skb, skb->len, skb_headlen(skb), nfrags, skb->ip_summed,
+		       !skb_is_gso(skb) ? "isn't" : "is");
+#endif
+
+	if (unlikely(skb_is_gso(skb)))
+		return stmmac_sw_tso(priv, skb);
+
+	if (likely((skb->ip_summed == CHECKSUM_PARTIAL))) {
+		if (likely(priv->tx_coe == NO_HW_CSUM))
+			skb_checksum_help(skb);
+		else
+			csum_insertion = 1;
+	}
+
+	desc = priv->dma_tx + entry;
+	first = desc;
+
+#ifdef STMMAC_XMIT_DEBUG
+	if ((nfrags > 0) || (skb->len > ETH_FRAME_LEN))
+		pr_debug("stmmac xmit: skb len: %d, nopaged_len: %d,\n"
+		       "\t\tn_frags: %d, ip_summed: %d\n",
+		       skb->len, skb_headlen(skb), nfrags, skb->ip_summed);
+#endif
+	priv->tx_skbuff[entry] = skb;
+	if (unlikely(skb->len >= BUF_SIZE_4KiB)) {
+		entry = stmmac_handle_jumbo_frames(skb, dev, csum_insertion);
+		desc = priv->dma_tx + entry;
+	} else {
+		unsigned int nopaged_len = skb_headlen(skb);
+		desc->des2 = dma_map_single(priv->device, skb->data,
+					nopaged_len, DMA_TO_DEVICE);
+		priv->mac_type->ops->prepare_tx_desc(desc, 1, nopaged_len,
+						     csum_insertion);
+	}
+
+	for (i = 0; i < nfrags; i++) {
+		skb_frag_t *frag = &skb_shinfo(skb)->frags[i];
+		int len = frag->size;
+
+		entry = (++priv->cur_tx) % txsize;
+		desc = priv->dma_tx + entry;
+
+		TX_DBG("\t[entry %d] segment len: %d\n", entry, len);
+		desc->des2 = dma_map_page(priv->device, frag->page,
+					  frag->page_offset,
+					  len, DMA_TO_DEVICE);
+		priv->tx_skbuff[entry] = NULL;
+		priv->mac_type->ops->prepare_tx_desc(desc, 0, len,
+						     csum_insertion);
+		priv->mac_type->ops->set_tx_owner(desc);
+	}
+
+	/* Interrupt on completition only for the latest segment */
+	priv->mac_type->ops->close_tx_desc(desc);
+
+#ifdef CONFIG_STMMAC_TIMER
+	/* Clean IC while using timer */
+	if (likely(priv->tm->enable))
+		priv->mac_type->ops->clear_tx_ic(desc);
+#endif
+	/* To avoid raise condition */
+	priv->mac_type->ops->set_tx_owner(first);
+
+	priv->cur_tx++;
+
+#ifdef STMMAC_XMIT_DEBUG
+	if (netif_msg_pktdata(priv)) {
+		pr_info("stmmac xmit: current=%d, dirty=%d, entry=%d, "
+		       "first=%p, nfrags=%d\n",
+		       (priv->cur_tx % txsize), (priv->dirty_tx % txsize),
+		       entry, first, nfrags);
+		display_ring(priv->dma_tx, txsize);
+		pr_info(">>> frame to be transmitted: ");
+		print_pkt(skb->data, skb->len);
+	}
+#endif
+	if (unlikely(stmmac_tx_avail(priv) <= (MAX_SKB_FRAGS + 1))) {
+		TX_DBG("%s: stop transmitted packets\n", __func__);
+		netif_stop_queue(dev);
+	}
+
+	dev->stats.tx_bytes += skb->len;
+
+	/* CSR1 enables the transmit DMA to check for new descriptor */
+	writel(1, dev->base_addr + DMA_XMT_POLL_DEMAND);
+
+	return NETDEV_TX_OK;
+}
+
+static inline void stmmac_rx_refill(struct stmmac_priv *priv)
+{
+	unsigned int rxsize = priv->dma_rx_size;
+	int bfsize = priv->dma_buf_sz;
+	struct dma_desc *p = priv->dma_rx;
+
+	for (; priv->cur_rx - priv->dirty_rx > 0; priv->dirty_rx++) {
+		unsigned int entry = priv->dirty_rx % rxsize;
+		if (likely(priv->rx_skbuff[entry] == NULL)) {
+			struct sk_buff *skb;
+
+			skb = __skb_dequeue(&priv->rx_recycle);
+			if (skb == NULL)
+				skb = netdev_alloc_skb_ip_align(priv->dev,
+								bfsize);
+
+			if (unlikely(skb == NULL))
+				break;
+
+			priv->rx_skbuff[entry] = skb;
+			priv->rx_skbuff_dma[entry] =
+			    dma_map_single(priv->device, skb->data, bfsize,
+					   DMA_FROM_DEVICE);
+
+			(p + entry)->des2 = priv->rx_skbuff_dma[entry];
+			if (unlikely(priv->is_gmac)) {
+				if (bfsize >= BUF_SIZE_8KiB)
+					(p + entry)->des3 =
+					    (p + entry)->des2 + BUF_SIZE_8KiB;
+			}
+			RX_DBG(KERN_INFO "\trefill entry #%d\n", entry);
+		}
+		priv->mac_type->ops->set_rx_owner(p + entry);
+	}
+	return;
+}
+
+static int stmmac_rx(struct stmmac_priv *priv, int limit)
+{
+	unsigned int rxsize = priv->dma_rx_size;
+	unsigned int entry = priv->cur_rx % rxsize;
+	unsigned int next_entry;
+	unsigned int count = 0;
+	struct dma_desc *p = priv->dma_rx + entry;
+	struct dma_desc *p_next;
+
+#ifdef STMMAC_RX_DEBUG
+	if (netif_msg_hw(priv)) {
+		pr_debug(">>> stmmac_rx: descriptor ring:\n");
+		display_ring(priv->dma_rx, rxsize);
+	}
+#endif
+	count = 0;
+	while (!priv->mac_type->ops->get_rx_owner(p)) {
+		int status;
+
+		if (count >= limit)
+			break;
+
+		count++;
+
+		next_entry = (++priv->cur_rx) % rxsize;
+		p_next = priv->dma_rx + next_entry;
+		prefetch(p_next);
+
+		/* read the status of the incoming frame */
+		status = (priv->mac_type->ops->rx_status(&priv->dev->stats,
+							 &priv->xstats, p));
+		if (unlikely(status == discard_frame))
+			priv->dev->stats.rx_errors++;
+		else {
+			struct sk_buff *skb;
+			/* Length should omit the CRC */
+			int frame_len =
+			    priv->mac_type->ops->get_rx_frame_len(p) - 4;
+
+#ifdef STMMAC_RX_DEBUG
+			if (frame_len > ETH_FRAME_LEN)
+				pr_debug("\tRX frame size %d, COE status: %d\n",
+					frame_len, status);
+
+			if (netif_msg_hw(priv))
+				pr_debug("\tdesc: %p [entry %d] buff=0x%x\n",
+					p, entry, p->des2);
+#endif
+			skb = priv->rx_skbuff[entry];
+			if (unlikely(!skb)) {
+				pr_err("%s: Inconsistent Rx descriptor chain\n",
+					priv->dev->name);
+				priv->dev->stats.rx_dropped++;
+				break;
+			}
+			prefetch(skb->data - NET_IP_ALIGN);
+			priv->rx_skbuff[entry] = NULL;
+
+			skb_put(skb, frame_len);
+			dma_unmap_single(priv->device,
+					 priv->rx_skbuff_dma[entry],
+					 priv->dma_buf_sz, DMA_FROM_DEVICE);
+#ifdef STMMAC_RX_DEBUG
+			if (netif_msg_pktdata(priv)) {
+				pr_info(" frame received (%dbytes)", frame_len);
+				print_pkt(skb->data, frame_len);
+			}
+#endif
+			skb->protocol = eth_type_trans(skb, priv->dev);
+
+			if (unlikely(status == csum_none)) {
+				/* always for the old mac 10/100 */
+				skb->ip_summed = CHECKSUM_NONE;
+				netif_receive_skb(skb);
+			} else {
+				skb->ip_summed = CHECKSUM_UNNECESSARY;
+				napi_gro_receive(&priv->napi, skb);
+			}
+
+			priv->dev->stats.rx_packets++;
+			priv->dev->stats.rx_bytes += frame_len;
+			priv->dev->last_rx = jiffies;
+		}
+		entry = next_entry;
+		p = p_next;	/* use prefetched values */
+	}
+
+	stmmac_rx_refill(priv);
+
+	priv->xstats.rx_pkt_n += count;
+
+	return count;
+}
+
+/**
+ *  stmmac_poll - stmmac poll method (NAPI)
+ *  @napi : pointer to the napi structure.
+ *  @budget : maximum number of packets that the current CPU can receive from
+ *	      all interfaces.
+ *  Description :
+ *   This function implements the the reception process.
+ *   Also it runs the TX completion thread
+ */
+static int stmmac_poll(struct napi_struct *napi, int budget)
+{
+	struct stmmac_priv *priv = container_of(napi, struct stmmac_priv, napi);
+	int work_done = 0;
+
+	priv->xstats.poll_n++;
+	stmmac_tx(priv);
+	work_done = stmmac_rx(priv, budget);
+
+	if (work_done < budget) {
+		napi_complete(napi);
+		stmmac_enable_irq(priv);
+	}
+	return work_done;
+}
+
+/**
+ *  stmmac_tx_timeout
+ *  @dev : Pointer to net device structure
+ *  Description: this function is called when a packet transmission fails to
+ *   complete within a reasonable tmrate. The driver will mark the error in the
+ *   netdev structure and arrange for the device to be reset to a sane state
+ *   in order to transmit a new packet.
+ */
+static void stmmac_tx_timeout(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	/* Clear Tx resources and restart transmitting again */
+	stmmac_tx_err(priv);
+	return;
+}
+
+/* Configuration changes (passed on by ifconfig) */
+static int stmmac_config(struct net_device *dev, struct ifmap *map)
+{
+	if (dev->flags & IFF_UP)	/* can't act on a running interface */
+		return -EBUSY;
+
+	/* Don't allow changing the I/O address */
+	if (map->base_addr != dev->base_addr) {
+		pr_warning("%s: can't change I/O address\n", dev->name);
+		return -EOPNOTSUPP;
+	}
+
+	/* Don't allow changing the IRQ */
+	if (map->irq != dev->irq) {
+		pr_warning("%s: can't change IRQ number %d\n",
+		       dev->name, dev->irq);
+		return -EOPNOTSUPP;
+	}
+
+	/* ignore other fields */
+	return 0;
+}
+
+/**
+ *  stmmac_multicast_list - entry point for multicast addressing
+ *  @dev : pointer to the device structure
+ *  Description:
+ *  This function is a driver entry point which gets called by the kernel
+ *  whenever multicast addresses must be enabled/disabled.
+ *  Return value:
+ *  void.
+ */
+static void stmmac_multicast_list(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	spin_lock(&priv->lock);
+	priv->mac_type->ops->set_filter(dev);
+	spin_unlock(&priv->lock);
+	return;
+}
+
+/**
+ *  stmmac_change_mtu - entry point to change MTU size for the device.
+ *  @dev : device pointer.
+ *  @new_mtu : the new MTU size for the device.
+ *  Description: the Maximum Transfer Unit (MTU) is used by the network layer
+ *  to drive packet transmission. Ethernet has an MTU of 1500 octets
+ *  (ETH_DATA_LEN). This value can be changed with ifconfig.
+ *  Return value:
+ *  0 on success and an appropriate (-)ve integer as defined in errno.h
+ *  file on failure.
+ */
+static int stmmac_change_mtu(struct net_device *dev, int new_mtu)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	int max_mtu;
+
+	if (netif_running(dev)) {
+		pr_err("%s: must be stopped to change its MTU\n", dev->name);
+		return -EBUSY;
+	}
+
+	if (priv->is_gmac)
+		max_mtu = JUMBO_LEN;
+	else
+		max_mtu = ETH_DATA_LEN;
+
+	if ((new_mtu < 46) || (new_mtu > max_mtu)) {
+		pr_err("%s: invalid MTU, max MTU is: %d\n", dev->name, max_mtu);
+		return -EINVAL;
+	}
+
+	dev->mtu = new_mtu;
+
+	return 0;
+}
+
+static irqreturn_t stmmac_interrupt(int irq, void *dev_id)
+{
+	struct net_device *dev = (struct net_device *)dev_id;
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	if (unlikely(!dev)) {
+		pr_err("%s: invalid dev pointer\n", __func__);
+		return IRQ_NONE;
+	}
+
+	if (priv->is_gmac) {
+		unsigned long ioaddr = dev->base_addr;
+		/* To handle GMAC own interrupts */
+		priv->mac_type->ops->host_irq_status(ioaddr);
+	}
+	stmmac_dma_interrupt(dev);
+
+	return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+/* Polling receive - used by NETCONSOLE and other diagnostic tools
+ * to allow network I/O with interrupts disabled. */
+static void stmmac_poll_controller(struct net_device *dev)
+{
+	disable_irq(dev->irq);
+	stmmac_interrupt(dev->irq, dev);
+	enable_irq(dev->irq);
+}
+#endif
+
+/**
+ *  stmmac_ioctl - Entry point for the Ioctl
+ *  @dev: Device pointer.
+ *  @rq: An IOCTL specefic structure, that can contain a pointer to
+ *  a proprietary structure used to pass information to the driver.
+ *  @cmd: IOCTL command
+ *  Description:
+ *  Currently there are no special functionality supported in IOCTL, just the
+ *  phy_mii_ioctl(...) can be invoked.
+ */
+static int stmmac_ioctl(struct net_device *dev, struct ifreq *rq, int cmd)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	int ret = -EOPNOTSUPP;
+
+	if (!netif_running(dev))
+		return -EINVAL;
+
+	switch (cmd) {
+	case SIOCGMIIPHY:
+	case SIOCGMIIREG:
+	case SIOCSMIIREG:
+		if (!priv->phydev)
+			return -EINVAL;
+
+		spin_lock(&priv->lock);
+		ret = phy_mii_ioctl(priv->phydev, if_mii(rq), cmd);
+		spin_unlock(&priv->lock);
+	default:
+		break;
+	}
+	return ret;
+}
+
+#ifdef STMMAC_VLAN_TAG_USED
+static void stmmac_vlan_rx_register(struct net_device *dev,
+				    struct vlan_group *grp)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	DBG(probe, INFO, "%s: Setting vlgrp to %p\n", dev->name, grp);
+
+	spin_lock(&priv->lock);
+	priv->vlgrp = grp;
+	spin_unlock(&priv->lock);
+
+	return;
+}
+#endif
+
+static const struct net_device_ops stmmac_netdev_ops = {
+	.ndo_open = stmmac_open,
+	.ndo_start_xmit = stmmac_xmit,
+	.ndo_stop = stmmac_release,
+	.ndo_change_mtu = stmmac_change_mtu,
+	.ndo_set_multicast_list = stmmac_multicast_list,
+	.ndo_tx_timeout = stmmac_tx_timeout,
+	.ndo_do_ioctl = stmmac_ioctl,
+	.ndo_set_config = stmmac_config,
+#ifdef STMMAC_VLAN_TAG_USED
+	.ndo_vlan_rx_register = stmmac_vlan_rx_register,
+#endif
+#ifdef CONFIG_NET_POLL_CONTROLLER
+	.ndo_poll_controller = stmmac_poll_controller,
+#endif
+	.ndo_set_mac_address = eth_mac_addr,
+};
+
+/**
+ * stmmac_probe - Initialization of the adapter .
+ * @dev : device pointer
+ * Description: The function initializes the network device structure for
+ * the STMMAC driver. It also calls the low level routines
+ * in order to init the HW (i.e. the DMA engine)
+ */
+static int stmmac_probe(struct net_device *dev)
+{
+	int ret = 0;
+	struct stmmac_priv *priv = netdev_priv(dev);
+
+	ether_setup(dev);
+
+	dev->netdev_ops = &stmmac_netdev_ops;
+	stmmac_set_ethtool_ops(dev);
+
+	dev->features |= (NETIF_F_SG | NETIF_F_HW_CSUM | NETIF_F_HIGHDMA);
+	dev->watchdog_timeo = msecs_to_jiffies(watchdog);
+#ifdef STMMAC_VLAN_TAG_USED
+	/* Both mac100 and gmac support receive VLAN tag detection */
+	dev->features |= NETIF_F_HW_VLAN_RX;
+#endif
+	priv->msg_enable = netif_msg_init(debug, default_msg_level);
+
+	if (priv->is_gmac)
+		priv->rx_csum = 1;
+
+	if (flow_ctrl)
+		priv->flow_ctrl = FLOW_AUTO;	/* RX/TX pause on */
+
+	priv->pause = pause;
+	netif_napi_add(dev, &priv->napi, stmmac_poll, 64);
+
+	/* Get the MAC address */
+	priv->mac_type->ops->get_umac_addr(dev->base_addr, dev->dev_addr, 0);
+
+	if (!is_valid_ether_addr(dev->dev_addr))
+		pr_warning("\tno valid MAC address;"
+			"please, use ifconfig or nwhwconfig!\n");
+
+	ret = register_netdev(dev);
+	if (ret) {
+		pr_err("%s: ERROR %i registering the device\n",
+		       __func__, ret);
+		return -ENODEV;
+	}
+
+	DBG(probe, DEBUG, "%s: Scatter/Gather: %s - HW checksums: %s\n",
+	    dev->name, (dev->features & NETIF_F_SG) ? "on" : "off",
+	    (dev->features & NETIF_F_HW_CSUM) ? "on" : "off");
+
+	spin_lock_init(&priv->lock);
+
+	return ret;
+}
+
+/**
+ * stmmac_mac_device_setup
+ * @dev : device pointer
+ * Description: select and initialise the mac device (mac100 or Gmac).
+ */
+static int stmmac_mac_device_setup(struct net_device *dev)
+{
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned long ioaddr = dev->base_addr;
+
+	struct mac_device_info *device;
+
+	if (priv->is_gmac)
+		device = gmac_setup(ioaddr);
+	else
+		device = mac100_setup(ioaddr);
+
+	if (!device)
+		return -ENOMEM;
+
+	priv->mac_type = device;
+
+	priv->wolenabled = priv->mac_type->hw.pmt;	/* PMT supported */
+	if (priv->wolenabled == PMT_SUPPORTED)
+		priv->wolopts = WAKE_MAGIC;		/* Magic Frame */
+
+	return 0;
+}
+
+static int stmmacphy_dvr_probe(struct platform_device *pdev)
+{
+	struct plat_stmmacphy_data *plat_dat;
+	plat_dat = (struct plat_stmmacphy_data *)((pdev->dev).platform_data);
+
+	pr_debug("stmmacphy_dvr_probe: added phy for bus %d\n",
+	       plat_dat->bus_id);
+
+	return 0;
+}
+
+static int stmmacphy_dvr_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static struct platform_driver stmmacphy_driver = {
+	.driver = {
+		   .name = PHY_RESOURCE_NAME,
+		   },
+	.probe = stmmacphy_dvr_probe,
+	.remove = stmmacphy_dvr_remove,
+};
+
+/**
+ * stmmac_associate_phy
+ * @dev: pointer to device structure
+ * @data: points to the private structure.
+ * Description: Scans through all the PHYs we have registered and checks if
+ * any are associated with our MAC.  If so, then just fill in
+ * the blanks in our local context structure
+ */
+static int stmmac_associate_phy(struct device *dev, void *data)
+{
+	struct stmmac_priv *priv = (struct stmmac_priv *)data;
+	struct plat_stmmacphy_data *plat_dat;
+
+	plat_dat = (struct plat_stmmacphy_data *)(dev->platform_data);
+
+	DBG(probe, DEBUG, "%s: checking phy for bus %d\n", __func__,
+		plat_dat->bus_id);
+
+	/* Check that this phy is for the MAC being initialised */
+	if (priv->bus_id != plat_dat->bus_id)
+		return 0;
+
+	/* OK, this PHY is connected to the MAC.
+	   Go ahead and get the parameters */
+	DBG(probe, DEBUG, "%s: OK. Found PHY config\n", __func__);
+	priv->phy_irq =
+	    platform_get_irq_byname(to_platform_device(dev), "phyirq");
+	DBG(probe, DEBUG, "%s: PHY irq on bus %d is %d\n", __func__,
+	    plat_dat->bus_id, priv->phy_irq);
+
+	/* Override with kernel parameters if supplied XXX CRS XXX
+	 * this needs to have multiple instances */
+	if ((phyaddr >= 0) && (phyaddr <= 31))
+		plat_dat->phy_addr = phyaddr;
+
+	priv->phy_addr = plat_dat->phy_addr;
+	priv->phy_mask = plat_dat->phy_mask;
+	priv->phy_interface = plat_dat->interface;
+	priv->phy_reset = plat_dat->phy_reset;
+
+	DBG(probe, DEBUG, "%s: exiting\n", __func__);
+	return 1;	/* forces exit of driver_for_each_device() */
+}
+
+/**
+ * stmmac_dvr_probe
+ * @pdev: platform device pointer
+ * Description: the driver is initialized through platform_device.
+ */
+static int stmmac_dvr_probe(struct platform_device *pdev)
+{
+	int ret = 0;
+	struct resource *res;
+	unsigned int *addr = NULL;
+	struct net_device *ndev = NULL;
+	struct stmmac_priv *priv;
+	struct plat_stmmacenet_data *plat_dat;
+
+	pr_info("STMMAC driver:\n\tplatform registration... ");
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		ret = -ENODEV;
+		goto out;
+	}
+	pr_info("done!\n");
+
+	if (!request_mem_region(res->start, (res->end - res->start),
+				pdev->name)) {
+		pr_err("%s: ERROR: memory allocation failed"
+		       "cannot get the I/O addr 0x%x\n",
+		       __func__, (unsigned int)res->start);
+		ret = -EBUSY;
+		goto out;
+	}
+
+	addr = ioremap(res->start, (res->end - res->start));
+	if (!addr) {
+		pr_err("%s: ERROR: memory mapping failed \n", __func__);
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ndev = alloc_etherdev(sizeof(struct stmmac_priv));
+	if (!ndev) {
+		pr_err("%s: ERROR: allocating the device\n", __func__);
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	SET_NETDEV_DEV(ndev, &pdev->dev);
+
+	/* Get the MAC information */
+	ndev->irq = platform_get_irq_byname(pdev, "macirq");
+	if (ndev->irq == -ENXIO) {
+		pr_err("%s: ERROR: MAC IRQ configuration "
+		       "information not found\n", __func__);
+		ret = -ENODEV;
+		goto out;
+	}
+
+	priv = netdev_priv(ndev);
+	priv->device = &(pdev->dev);
+	priv->dev = ndev;
+	plat_dat = (struct plat_stmmacenet_data *)((pdev->dev).platform_data);
+	priv->bus_id = plat_dat->bus_id;
+	priv->pbl = plat_dat->pbl;	/* TLI */
+	priv->is_gmac = plat_dat->has_gmac;	/* GMAC is on board */
+
+	platform_set_drvdata(pdev, ndev);
+
+	/* Set the I/O base addr */
+	ndev->base_addr = (unsigned long)addr;
+
+	/* MAC HW revice detection */
+	ret = stmmac_mac_device_setup(ndev);
+	if (ret < 0)
+		goto out;
+
+	/* Network Device Registration */
+	ret = stmmac_probe(ndev);
+	if (ret < 0)
+		goto out;
+
+	/* associate a PHY - it is provided by another platform bus */
+	if (!driver_for_each_device
+	    (&(stmmacphy_driver.driver), NULL, (void *)priv,
+	     stmmac_associate_phy)) {
+		pr_err("No PHY device is associated with this MAC!\n");
+		ret = -ENODEV;
+		goto out;
+	}
+
+	priv->fix_mac_speed = plat_dat->fix_mac_speed;
+	priv->bsp_priv = plat_dat->bsp_priv;
+
+	pr_info("\t%s - (dev. name: %s - id: %d, IRQ #%d\n"
+	       "\tIO base addr: 0x%08x)\n", ndev->name, pdev->name,
+	       pdev->id, ndev->irq, (unsigned int)addr);
+
+	/* MDIO bus Registration */
+	pr_debug("\tMDIO bus (id: %d)...", priv->bus_id);
+	ret = stmmac_mdio_register(ndev);
+	if (ret < 0)
+		goto out;
+	pr_debug("registered!\n");
+
+out:
+	if (ret < 0) {
+		platform_set_drvdata(pdev, NULL);
+		release_mem_region(res->start, (res->end - res->start));
+		if (addr != NULL)
+			iounmap(addr);
+	}
+
+	return ret;
+}
+
+/**
+ * stmmac_dvr_remove
+ * @pdev: platform device pointer
+ * Description: this function resets the TX/RX processes, disables the MAC RX/TX
+ * changes the link status, releases the DMA descriptor rings,
+ * unregisters the MDIO bus and unmaps the allocated memory.
+ */
+static int stmmac_dvr_remove(struct platform_device *pdev)
+{
+	struct net_device *ndev = platform_get_drvdata(pdev);
+	struct resource *res;
+
+	pr_info("%s:\n\tremoving driver", __func__);
+
+	stmmac_dma_stop_rx(ndev->base_addr);
+	stmmac_dma_stop_tx(ndev->base_addr);
+
+	stmmac_mac_disable_rx(ndev->base_addr);
+	stmmac_mac_disable_tx(ndev->base_addr);
+
+	netif_carrier_off(ndev);
+
+	stmmac_mdio_unregister(ndev);
+
+	platform_set_drvdata(pdev, NULL);
+	unregister_netdev(ndev);
+
+	iounmap((void *)ndev->base_addr);
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	release_mem_region(res->start, (res->end - res->start));
+
+	free_netdev(ndev);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int stmmac_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	struct net_device *dev = platform_get_drvdata(pdev);
+	struct stmmac_priv *priv = netdev_priv(dev);
+	int dis_ic = 0;
+
+	if (!dev || !netif_running(dev))
+		return 0;
+
+	spin_lock(&priv->lock);
+
+	if (state.event == PM_EVENT_SUSPEND) {
+		netif_device_detach(dev);
+		netif_stop_queue(dev);
+		if (priv->phydev)
+			phy_stop(priv->phydev);
+
+#ifdef CONFIG_STMMAC_TIMER
+		priv->tm->timer_stop();
+		if (likely(priv->tm->enable))
+			dis_ic = 1;
+#endif
+		napi_disable(&priv->napi);
+
+		/* Stop TX/RX DMA */
+		stmmac_dma_stop_tx(dev->base_addr);
+		stmmac_dma_stop_rx(dev->base_addr);
+		/* Clear the Rx/Tx descriptors */
+		priv->mac_type->ops->init_rx_desc(priv->dma_rx,
+						  priv->dma_rx_size, dis_ic);
+		priv->mac_type->ops->init_tx_desc(priv->dma_tx,
+						  priv->dma_tx_size);
+
+		stmmac_mac_disable_tx(dev->base_addr);
+
+		if (device_may_wakeup(&(pdev->dev))) {
+			/* Enable Power down mode by programming the PMT regs */
+			if (priv->wolenabled == PMT_SUPPORTED)
+				priv->mac_type->ops->pmt(dev->base_addr,
+							 priv->wolopts);
+		} else {
+			stmmac_mac_disable_rx(dev->base_addr);
+		}
+	} else {
+		priv->shutdown = 1;
+		/* Although this can appear slightly redundant it actually
+		 * makes fast the standby operation and guarantees the driver
+		 * working if hibernation is on media. */
+		stmmac_release(dev);
+	}
+
+	spin_unlock(&priv->lock);
+	return 0;
+}
+
+static int stmmac_resume(struct platform_device *pdev)
+{
+	struct net_device *dev = platform_get_drvdata(pdev);
+	struct stmmac_priv *priv = netdev_priv(dev);
+	unsigned long ioaddr = dev->base_addr;
+
+	if (!netif_running(dev))
+		return 0;
+
+	spin_lock(&priv->lock);
+
+	if (priv->shutdown) {
+		/* Re-open the interface and re-init the MAC/DMA
+		   and the rings. */
+		stmmac_open(dev);
+		goto out_resume;
+	}
+
+	/* Power Down bit, into the PM register, is cleared
+	 * automatically as soon as a magic packet or a Wake-up frame
+	 * is received. Anyway, it's better to manually clear
+	 * this bit because it can generate problems while resuming
+	 * from another devices (e.g. serial console). */
+	if (device_may_wakeup(&(pdev->dev)))
+		if (priv->wolenabled == PMT_SUPPORTED)
+			priv->mac_type->ops->pmt(dev->base_addr, 0);
+
+	netif_device_attach(dev);
+
+	/* Enable the MAC and DMA */
+	stmmac_mac_enable_rx(ioaddr);
+	stmmac_mac_enable_tx(ioaddr);
+	stmmac_dma_start_tx(ioaddr);
+	stmmac_dma_start_rx(ioaddr);
+
+#ifdef CONFIG_STMMAC_TIMER
+	priv->tm->timer_start(tmrate);
+#endif
+	napi_enable(&priv->napi);
+
+	if (priv->phydev)
+		phy_start(priv->phydev);
+
+	netif_start_queue(dev);
+
+out_resume:
+	spin_unlock(&priv->lock);
+	return 0;
+}
+#endif
+
+static struct platform_driver stmmac_driver = {
+	.driver = {
+		   .name = STMMAC_RESOURCE_NAME,
+		   },
+	.probe = stmmac_dvr_probe,
+	.remove = stmmac_dvr_remove,
+#ifdef CONFIG_PM
+	.suspend = stmmac_suspend,
+	.resume = stmmac_resume,
+#endif
+
+};
+
+/**
+ * stmmac_init_module - Entry point for the driver
+ * Description: This function is the entry point for the driver.
+ */
+static int __init stmmac_init_module(void)
+{
+	int ret;
+
+	if (platform_driver_register(&stmmacphy_driver)) {
+		pr_err("No PHY devices registered!\n");
+		return -ENODEV;
+	}
+
+	ret = platform_driver_register(&stmmac_driver);
+	return ret;
+}
+
+/**
+ * stmmac_cleanup_module - Cleanup routine for the driver
+ * Description: This function is the cleanup routine for the driver.
+ */
+static void __exit stmmac_cleanup_module(void)
+{
+	platform_driver_unregister(&stmmacphy_driver);
+	platform_driver_unregister(&stmmac_driver);
+}
+
+#ifndef MODULE
+static int __init stmmac_cmdline_opt(char *str)
+{
+	char *opt;
+
+	if (!str || !*str)
+		return -EINVAL;
+	while ((opt = strsep(&str, ",")) != NULL) {
+		if (!strncmp(opt, "debug:", 6))
+			strict_strtoul(opt + 6, 0, (unsigned long *)&debug);
+		else if (!strncmp(opt, "phyaddr:", 8))
+			strict_strtoul(opt + 8, 0, (unsigned long *)&phyaddr);
+		else if (!strncmp(opt, "dma_txsize:", 11))
+			strict_strtoul(opt + 11, 0,
+				       (unsigned long *)&dma_txsize);
+		else if (!strncmp(opt, "dma_rxsize:", 11))
+			strict_strtoul(opt + 11, 0,
+				       (unsigned long *)&dma_rxsize);
+		else if (!strncmp(opt, "buf_sz:", 7))
+			strict_strtoul(opt + 7, 0, (unsigned long *)&buf_sz);
+		else if (!strncmp(opt, "tc:", 3))
+			strict_strtoul(opt + 3, 0, (unsigned long *)&tc);
+		else if (!strncmp(opt, "tx_coe:", 7))
+			strict_strtoul(opt + 7, 0, (unsigned long *)&tx_coe);
+		else if (!strncmp(opt, "watchdog:", 9))
+			strict_strtoul(opt + 9, 0, (unsigned long *)&watchdog);
+		else if (!strncmp(opt, "flow_ctrl:", 10))
+			strict_strtoul(opt + 10, 0,
+				       (unsigned long *)&flow_ctrl);
+		else if (!strncmp(opt, "pause:", 6))
+			strict_strtoul(opt + 6, 0, (unsigned long *)&pause);
+#ifdef CONFIG_STMMAC_TIMER
+		else if (!strncmp(opt, "tmrate:", 7))
+			strict_strtoul(opt + 7, 0, (unsigned long *)&tmrate);
+#endif
+	}
+	return 0;
+}
+
+__setup("stmmaceth=", stmmac_cmdline_opt);
+#endif
+
+module_init(stmmac_init_module);
+module_exit(stmmac_cleanup_module);
+
+MODULE_DESCRIPTION("STMMAC 10/100/1000 Ethernet driver");
+MODULE_AUTHOR("Giuseppe Cavallaro <peppe.cavallaro@st.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/net/stmmac/stmmac_mdio.c b/drivers/net/stmmac/stmmac_mdio.c
new file mode 100644
index 000000000000..8498552a22fc
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_mdio.c
@@ -0,0 +1,217 @@
+/*******************************************************************************
+  STMMAC Ethernet Driver -- MDIO bus implementation
+  Provides Bus interface for MII registers
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Carl Shaw <carl.shaw@st.com>
+  Maintainer: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/netdevice.h>
+#include <linux/mii.h>
+#include <linux/phy.h>
+
+#include "stmmac.h"
+
+#define MII_BUSY 0x00000001
+#define MII_WRITE 0x00000002
+
+/**
+ * stmmac_mdio_read
+ * @bus: points to the mii_bus structure
+ * @phyaddr: MII addr reg bits 15-11
+ * @phyreg: MII addr reg bits 10-6
+ * Description: it reads data from the MII register from within the phy device.
+ * For the 7111 GMAC, we must set the bit 0 in the MII address register while
+ * accessing the PHY registers.
+ * Fortunately, it seems this has no drawback for the 7109 MAC.
+ */
+static int stmmac_mdio_read(struct mii_bus *bus, int phyaddr, int phyreg)
+{
+	struct net_device *ndev = bus->priv;
+	struct stmmac_priv *priv = netdev_priv(ndev);
+	unsigned long ioaddr = ndev->base_addr;
+	unsigned int mii_address = priv->mac_type->hw.mii.addr;
+	unsigned int mii_data = priv->mac_type->hw.mii.data;
+
+	int data;
+	u16 regValue = (((phyaddr << 11) & (0x0000F800)) |
+			((phyreg << 6) & (0x000007C0)));
+	regValue |= MII_BUSY;	/* in case of GMAC */
+
+	do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+	writel(regValue, ioaddr + mii_address);
+	do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+	/* Read the data from the MII data register */
+	data = (int)readl(ioaddr + mii_data);
+
+	return data;
+}
+
+/**
+ * stmmac_mdio_write
+ * @bus: points to the mii_bus structure
+ * @phyaddr: MII addr reg bits 15-11
+ * @phyreg: MII addr reg bits 10-6
+ * @phydata: phy data
+ * Description: it writes the data into the MII register from within the device.
+ */
+static int stmmac_mdio_write(struct mii_bus *bus, int phyaddr, int phyreg,
+			     u16 phydata)
+{
+	struct net_device *ndev = bus->priv;
+	struct stmmac_priv *priv = netdev_priv(ndev);
+	unsigned long ioaddr = ndev->base_addr;
+	unsigned int mii_address = priv->mac_type->hw.mii.addr;
+	unsigned int mii_data = priv->mac_type->hw.mii.data;
+
+	u16 value =
+	    (((phyaddr << 11) & (0x0000F800)) | ((phyreg << 6) & (0x000007C0)))
+	    | MII_WRITE;
+
+	value |= MII_BUSY;
+
+	/* Wait until any existing MII operation is complete */
+	do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+	/* Set the MII address register to write */
+	writel(phydata, ioaddr + mii_data);
+	writel(value, ioaddr + mii_address);
+
+	/* Wait until any existing MII operation is complete */
+	do {} while (((readl(ioaddr + mii_address)) & MII_BUSY) == 1);
+
+	return 0;
+}
+
+/**
+ * stmmac_mdio_reset
+ * @bus: points to the mii_bus structure
+ * Description: reset the MII bus
+ */
+static int stmmac_mdio_reset(struct mii_bus *bus)
+{
+	struct net_device *ndev = bus->priv;
+	struct stmmac_priv *priv = netdev_priv(ndev);
+	unsigned long ioaddr = ndev->base_addr;
+	unsigned int mii_address = priv->mac_type->hw.mii.addr;
+
+	if (priv->phy_reset) {
+		pr_debug("stmmac_mdio_reset: calling phy_reset\n");
+		priv->phy_reset(priv->bsp_priv);
+	}
+
+	/* This is a workaround for problems with the STE101P PHY.
+	 * It doesn't complete its reset until at least one clock cycle
+	 * on MDC, so perform a dummy mdio read.
+	 */
+	writel(0, ioaddr + mii_address);
+
+	return 0;
+}
+
+/**
+ * stmmac_mdio_register
+ * @ndev: net device structure
+ * Description: it registers the MII bus
+ */
+int stmmac_mdio_register(struct net_device *ndev)
+{
+	int err = 0;
+	struct mii_bus *new_bus;
+	int *irqlist;
+	struct stmmac_priv *priv = netdev_priv(ndev);
+	int addr, found;
+
+	new_bus = mdiobus_alloc();
+	if (new_bus == NULL)
+		return -ENOMEM;
+
+	irqlist = kzalloc(sizeof(int) * PHY_MAX_ADDR, GFP_KERNEL);
+	if (irqlist == NULL) {
+		err = -ENOMEM;
+		goto irqlist_alloc_fail;
+	}
+
+	/* Assign IRQ to phy at address phy_addr */
+	if (priv->phy_addr != -1)
+		irqlist[priv->phy_addr] = priv->phy_irq;
+
+	new_bus->name = "STMMAC MII Bus";
+	new_bus->read = &stmmac_mdio_read;
+	new_bus->write = &stmmac_mdio_write;
+	new_bus->reset = &stmmac_mdio_reset;
+	snprintf(new_bus->id, MII_BUS_ID_SIZE, "%x", priv->bus_id);
+	new_bus->priv = ndev;
+	new_bus->irq = irqlist;
+	new_bus->phy_mask = priv->phy_mask;
+	new_bus->parent = priv->device;
+	err = mdiobus_register(new_bus);
+	if (err != 0) {
+		pr_err("%s: Cannot register as MDIO bus\n", new_bus->name);
+		goto bus_register_fail;
+	}
+
+	priv->mii = new_bus;
+
+	found = 0;
+	for (addr = 0; addr < 32; addr++) {
+		struct phy_device *phydev = new_bus->phy_map[addr];
+		if (phydev) {
+			if (priv->phy_addr == -1) {
+				priv->phy_addr = addr;
+				phydev->irq = priv->phy_irq;
+				irqlist[addr] = priv->phy_irq;
+			}
+			pr_info("%s: PHY ID %08x at %d IRQ %d (%s)%s\n",
+			       ndev->name, phydev->phy_id, addr,
+			       phydev->irq, dev_name(&phydev->dev),
+			       (addr == priv->phy_addr) ? " active" : "");
+			found = 1;
+		}
+	}
+
+	if (!found)
+		pr_warning("%s: No PHY found\n", ndev->name);
+
+	return 0;
+bus_register_fail:
+	kfree(irqlist);
+irqlist_alloc_fail:
+	kfree(new_bus);
+	return err;
+}
+
+/**
+ * stmmac_mdio_unregister
+ * @ndev: net device structure
+ * Description: it unregisters the MII bus
+ */
+int stmmac_mdio_unregister(struct net_device *ndev)
+{
+	struct stmmac_priv *priv = netdev_priv(ndev);
+
+	mdiobus_unregister(priv->mii);
+	priv->mii->priv = NULL;
+	kfree(priv->mii);
+
+	return 0;
+}
diff --git a/drivers/net/stmmac/stmmac_timer.c b/drivers/net/stmmac/stmmac_timer.c
new file mode 100644
index 000000000000..679f61ffb1f8
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_timer.c
@@ -0,0 +1,140 @@
+/*******************************************************************************
+  STMMAC external timer support.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+#include <linux/kernel.h>
+#include <linux/etherdevice.h>
+#include "stmmac_timer.h"
+
+static void stmmac_timer_handler(void *data)
+{
+	struct net_device *dev = (struct net_device *)data;
+
+	stmmac_schedule(dev);
+
+	return;
+}
+
+#define STMMAC_TIMER_MSG(timer, freq) \
+printk(KERN_INFO "stmmac_timer: %s Timer ON (freq %dHz)\n", timer, freq);
+
+#if defined(CONFIG_STMMAC_RTC_TIMER)
+#include <linux/rtc.h>
+static struct rtc_device *stmmac_rtc;
+static rtc_task_t stmmac_task;
+
+static void stmmac_rtc_start(unsigned int new_freq)
+{
+	rtc_irq_set_freq(stmmac_rtc, &stmmac_task, new_freq);
+	rtc_irq_set_state(stmmac_rtc, &stmmac_task, 1);
+	return;
+}
+
+static void stmmac_rtc_stop(void)
+{
+	rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0);
+	return;
+}
+
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
+{
+	stmmac_task.private_data = dev;
+	stmmac_task.func = stmmac_timer_handler;
+
+	stmmac_rtc = rtc_class_open(CONFIG_RTC_HCTOSYS_DEVICE);
+	if (stmmac_rtc == NULL) {
+		pr_err("open rtc device failed\n");
+		return -ENODEV;
+	}
+
+	rtc_irq_register(stmmac_rtc, &stmmac_task);
+
+	/* Periodic mode is not supported */
+	if ((rtc_irq_set_freq(stmmac_rtc, &stmmac_task, tm->freq) < 0)) {
+		pr_err("set periodic failed\n");
+		rtc_irq_unregister(stmmac_rtc, &stmmac_task);
+		rtc_class_close(stmmac_rtc);
+		return -1;
+	}
+
+	STMMAC_TIMER_MSG(CONFIG_RTC_HCTOSYS_DEVICE, tm->freq);
+
+	tm->timer_start = stmmac_rtc_start;
+	tm->timer_stop = stmmac_rtc_stop;
+
+	return 0;
+}
+
+int stmmac_close_ext_timer(void)
+{
+	rtc_irq_set_state(stmmac_rtc, &stmmac_task, 0);
+	rtc_irq_unregister(stmmac_rtc, &stmmac_task);
+	rtc_class_close(stmmac_rtc);
+	return 0;
+}
+
+#elif defined(CONFIG_STMMAC_TMU_TIMER)
+#include <linux/clk.h>
+#define TMU_CHANNEL "tmu2_clk"
+static struct clk *timer_clock;
+
+static void stmmac_tmu_start(unsigned int new_freq)
+{
+	clk_set_rate(timer_clock, new_freq);
+	clk_enable(timer_clock);
+	return;
+}
+
+static void stmmac_tmu_stop(void)
+{
+	clk_disable(timer_clock);
+	return;
+}
+
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm)
+{
+	timer_clock = clk_get(NULL, TMU_CHANNEL);
+
+	if (timer_clock == NULL)
+		return -1;
+
+	if (tmu2_register_user(stmmac_timer_handler, (void *)dev) < 0) {
+		timer_clock = NULL;
+		return -1;
+	}
+
+	STMMAC_TIMER_MSG("TMU2", tm->freq);
+	tm->timer_start = stmmac_tmu_start;
+	tm->timer_stop = stmmac_tmu_stop;
+
+	return 0;
+}
+
+int stmmac_close_ext_timer(void)
+{
+	clk_disable(timer_clock);
+	tmu2_unregister_user();
+	clk_put(timer_clock);
+	return 0;
+}
+#endif
diff --git a/drivers/net/stmmac/stmmac_timer.h b/drivers/net/stmmac/stmmac_timer.h
new file mode 100644
index 000000000000..6863590d184b
--- /dev/null
+++ b/drivers/net/stmmac/stmmac_timer.h
@@ -0,0 +1,42 @@
+/*******************************************************************************
+  STMMAC external timer Header File.
+
+  Copyright (C) 2007-2009  STMicroelectronics Ltd
+
+  This program is free software; you can redistribute it and/or modify it
+  under the terms and conditions of the GNU General Public License,
+  version 2, as published by the Free Software Foundation.
+
+  This program is distributed in the hope it will be useful, but WITHOUT
+  ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
+  FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
+  more details.
+
+  You should have received a copy of the GNU General Public License along with
+  this program; if not, write to the Free Software Foundation, Inc.,
+  51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+
+  The full GNU General Public License is included in this distribution in
+  the file called "COPYING".
+
+  Author: Giuseppe Cavallaro <peppe.cavallaro@st.com>
+*******************************************************************************/
+
+struct stmmac_timer {
+	void (*timer_start) (unsigned int new_freq);
+	void (*timer_stop) (void);
+	unsigned int freq;
+	unsigned int enable;
+};
+
+/* Open the HW timer device and return 0 in case of success */
+int stmmac_open_ext_timer(struct net_device *dev, struct stmmac_timer *tm);
+/* Stop the timer and release it */
+int stmmac_close_ext_timer(void);
+/* Function used for scheduling task within the stmmac */
+void stmmac_schedule(struct net_device *dev);
+
+#if defined(CONFIG_STMMAC_TMU_TIMER)
+extern int tmu2_register_user(void *fnt, void *data);
+extern void tmu2_unregister_user(void);
+#endif
diff --git a/drivers/net/sungem.c b/drivers/net/sungem.c
index 305ec3d783db..61640b99b705 100644
--- a/drivers/net/sungem.c
+++ b/drivers/net/sungem.c
@@ -38,6 +38,7 @@
 #include <linux/interrupt.h>
 #include <linux/ioport.h>
 #include <linux/in.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/string.h>
 #include <linux/delay.h>
@@ -2062,7 +2063,15 @@ static int gem_check_invariants(struct gem *gp)
 		mif_cfg &= ~MIF_CFG_PSELECT;
 		writel(mif_cfg, gp->regs + MIF_CFG);
 	} else {
-		gp->phy_type = phy_serialink;
+#ifdef CONFIG_SPARC
+		const char *p;
+
+		p = of_get_property(gp->of_node, "shared-pins", NULL);
+		if (p && !strcmp(p, "serdes"))
+			gp->phy_type = phy_serdes;
+		else
+#endif
+			gp->phy_type = phy_serialink;
 	}
 	if (gp->phy_type == phy_mii_mdio1 ||
 	    gp->phy_type == phy_mii_mdio0) {
diff --git a/drivers/net/sunvnet.c b/drivers/net/sunvnet.c
index f1e5e4542c2a..bc74db0d12f3 100644
--- a/drivers/net/sunvnet.c
+++ b/drivers/net/sunvnet.c
@@ -1016,7 +1016,6 @@ static const struct net_device_ops vnet_ops = {
 	.ndo_open		= vnet_open,
 	.ndo_stop		= vnet_close,
 	.ndo_set_multicast_list	= vnet_set_rx_mode,
-	.ndo_change_mtu		= eth_change_mtu,
 	.ndo_set_mac_address	= vnet_set_mac_addr,
 	.ndo_validate_addr	= eth_validate_addr,
 	.ndo_tx_timeout		= vnet_tx_timeout,
diff --git a/drivers/net/tg3.c b/drivers/net/tg3.c
index f09bc5dfe8b2..ba5d3fe753b6 100644
--- a/drivers/net/tg3.c
+++ b/drivers/net/tg3.c
@@ -902,11 +902,12 @@ static int tg3_mdio_read(struct mii_bus *bp, int mii_id, int reg)
 	struct tg3 *tp = bp->priv;
 	u32 val;
 
-	if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
-		return -EAGAIN;
+	spin_lock_bh(&tp->lock);
 
 	if (tg3_readphy(tp, reg, &val))
-		return -EIO;
+		val = -EIO;
+
+	spin_unlock_bh(&tp->lock);
 
 	return val;
 }
@@ -914,14 +915,16 @@ static int tg3_mdio_read(struct mii_bus *bp, int mii_id, int reg)
 static int tg3_mdio_write(struct mii_bus *bp, int mii_id, int reg, u16 val)
 {
 	struct tg3 *tp = bp->priv;
+	u32 ret = 0;
 
-	if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_PAUSED)
-		return -EAGAIN;
+	spin_lock_bh(&tp->lock);
 
 	if (tg3_writephy(tp, reg, val))
-		return -EIO;
+		ret = -EIO;
 
-	return 0;
+	spin_unlock_bh(&tp->lock);
+
+	return ret;
 }
 
 static int tg3_mdio_reset(struct mii_bus *bp)
@@ -1011,12 +1014,6 @@ static void tg3_mdio_config_5785(struct tg3 *tp)
 
 static void tg3_mdio_start(struct tg3 *tp)
 {
-	if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
-		mutex_lock(&tp->mdio_bus->mdio_lock);
-		tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
-		mutex_unlock(&tp->mdio_bus->mdio_lock);
-	}
-
 	tp->mi_mode &= ~MAC_MI_MODE_AUTO_POLL;
 	tw32_f(MAC_MI_MODE, tp->mi_mode);
 	udelay(80);
@@ -1041,15 +1038,6 @@ static void tg3_mdio_start(struct tg3 *tp)
 		tg3_mdio_config_5785(tp);
 }
 
-static void tg3_mdio_stop(struct tg3 *tp)
-{
-	if (tp->tg3_flags3 & TG3_FLG3_MDIOBUS_INITED) {
-		mutex_lock(&tp->mdio_bus->mdio_lock);
-		tp->tg3_flags3 |= TG3_FLG3_MDIOBUS_PAUSED;
-		mutex_unlock(&tp->mdio_bus->mdio_lock);
-	}
-}
-
 static int tg3_mdio_init(struct tg3 *tp)
 {
 	int i;
@@ -1141,7 +1129,6 @@ static void tg3_mdio_fini(struct tg3 *tp)
 		tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_INITED;
 		mdiobus_unregister(tp->mdio_bus);
 		mdiobus_free(tp->mdio_bus);
-		tp->tg3_flags3 &= ~TG3_FLG3_MDIOBUS_PAUSED;
 	}
 }
 
@@ -1363,7 +1350,7 @@ static void tg3_adjust_link(struct net_device *dev)
 	struct tg3 *tp = netdev_priv(dev);
 	struct phy_device *phydev = tp->mdio_bus->phy_map[PHY_ADDR];
 
-	spin_lock(&tp->lock);
+	spin_lock_bh(&tp->lock);
 
 	mac_mode = tp->mac_mode & ~(MAC_MODE_PORT_MODE_MASK |
 				    MAC_MODE_HALF_DUPLEX);
@@ -1431,7 +1418,7 @@ static void tg3_adjust_link(struct net_device *dev)
 	tp->link_config.active_speed = phydev->speed;
 	tp->link_config.active_duplex = phydev->duplex;
 
-	spin_unlock(&tp->lock);
+	spin_unlock_bh(&tp->lock);
 
 	if (linkmesg)
 		tg3_link_report(tp);
@@ -6392,8 +6379,6 @@ static int tg3_chip_reset(struct tg3 *tp)
 
 	tg3_nvram_lock(tp);
 
-	tg3_mdio_stop(tp);
-
 	tg3_ape_lock(tp, TG3_APE_LOCK_GRC);
 
 	/* No matching tg3_nvram_unlock() after this because
@@ -8698,6 +8683,8 @@ static int tg3_close(struct net_device *dev)
 
 	del_timer_sync(&tp->timer);
 
+	tg3_phy_stop(tp);
+
 	tg3_full_lock(tp, 1);
 #if 0
 	tg3_dump_state(tp);
diff --git a/drivers/net/tg3.h b/drivers/net/tg3.h
index 82b45d8797b4..bab7940158e6 100644
--- a/drivers/net/tg3.h
+++ b/drivers/net/tg3.h
@@ -2412,7 +2412,6 @@ struct ring_info {
 
 struct tx_ring_info {
 	struct sk_buff			*skb;
-	u32				prev_vlan_tag;
 };
 
 struct tg3_config_info {
@@ -2749,7 +2748,6 @@ struct tg3 {
 #define TG3_FLG3_5701_DMA_BUG		0x00000008
 #define TG3_FLG3_USE_PHYLIB		0x00000010
 #define TG3_FLG3_MDIOBUS_INITED		0x00000020
-#define TG3_FLG3_MDIOBUS_PAUSED		0x00000040
 #define TG3_FLG3_PHY_CONNECTED		0x00000080
 #define TG3_FLG3_RGMII_STD_IBND_DISABLE	0x00000100
 #define TG3_FLG3_RGMII_EXT_IBND_RX_EN	0x00000200
diff --git a/drivers/net/tokenring/ibmtr.c b/drivers/net/tokenring/ibmtr.c
index 525bbc5b9c9d..75fa32e34fd0 100644
--- a/drivers/net/tokenring/ibmtr.c
+++ b/drivers/net/tokenring/ibmtr.c
@@ -108,6 +108,7 @@ in the event that chatty debug messages are desired - jjs 12/30/98 */
 #define IBMTR_DEBUG_MESSAGES 0
 
 #include <linux/module.h>
+#include <linux/sched.h>
 
 #ifdef PCMCIA		/* required for ibmtr_cs.c to build */
 #undef MODULE		/* yes, really */
@@ -1143,9 +1144,16 @@ static void dir_open_adapter (struct net_device *dev)
                 } else {
 			char **prphase = printphase;
 			char **prerror = printerror;
+			int pnr = err / 16 - 1;
+			int enr = err % 16 - 1;
 			DPRINTK("TR Adapter misc open failure, error code = ");
-			printk("0x%x, Phase: %s, Error: %s\n",
-				err, prphase[err/16 -1], prerror[err%16 -1]);
+			if (pnr < 0 || pnr >= ARRAY_SIZE(printphase) ||
+					enr < 0 ||
+					enr >= ARRAY_SIZE(printerror))
+				printk("0x%x, invalid Phase/Error.", err);
+			else
+				printk("0x%x, Phase: %s, Error: %s\n", err,
+						prphase[pnr], prerror[enr]);
 			printk(" retrying after %ds delay...\n",
 					TR_RETRY_INTERVAL/HZ);
                 }
diff --git a/drivers/net/tun.c b/drivers/net/tun.c
index 3f5d28851aa2..4fdfa2ae5418 100644
--- a/drivers/net/tun.c
+++ b/drivers/net/tun.c
@@ -946,8 +946,6 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 		char *name;
 		unsigned long flags = 0;
 
-		err = -EINVAL;
-
 		if (!capable(CAP_NET_ADMIN))
 			return -EPERM;
 		err = security_tun_dev_create();
@@ -964,7 +962,7 @@ static int tun_set_iff(struct net *net, struct file *file, struct ifreq *ifr)
 			flags |= TUN_TAP_DEV;
 			name = "tap%d";
 		} else
-			goto failed;
+			return -EINVAL;
 
 		if (*ifr->ifr_name)
 			name = ifr->ifr_name;
@@ -1370,7 +1368,7 @@ static const struct file_operations tun_fops = {
 static struct miscdevice tun_miscdev = {
 	.minor = TUN_MINOR,
 	.name = "tun",
-	.devnode = "net/tun",
+	.nodename = "net/tun",
 	.fops = &tun_fops,
 };
 
diff --git a/drivers/net/typhoon.c b/drivers/net/typhoon.c
index d6d345229fe9..5921f5bdd764 100644
--- a/drivers/net/typhoon.c
+++ b/drivers/net/typhoon.c
@@ -108,6 +108,7 @@ static const int multicast_filter_limit = 32;
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/timer.h>
 #include <linux/errno.h>
diff --git a/drivers/net/usb/Kconfig b/drivers/net/usb/Kconfig
index c47237c2d638..32d93564a74d 100644
--- a/drivers/net/usb/Kconfig
+++ b/drivers/net/usb/Kconfig
@@ -174,7 +174,7 @@ config USB_NET_CDCETHER
 	    * Ericsson Mobile Broadband Module (all variants)
  	    * Motorola (DM100 and SB4100)
  	    * Broadcom Cable Modem (reference design)
-	    * Toshiba (PCX1100U and F3507g)
+	    * Toshiba (PCX1100U and F3507g/F3607gw)
 	    * ...
 
 	  This driver creates an interface named "ethX", where X depends on
diff --git a/drivers/net/usb/cdc_eem.c b/drivers/net/usb/cdc_eem.c
index 45cebfb302cf..23300656c266 100644
--- a/drivers/net/usb/cdc_eem.c
+++ b/drivers/net/usb/cdc_eem.c
@@ -300,20 +300,23 @@ static int eem_rx_fixup(struct usbnet *dev, struct sk_buff *skb)
 					return 0;
 			}
 
-			crc = get_unaligned_le32(skb2->data
-					+ len - ETH_FCS_LEN);
-			skb_trim(skb2, len - ETH_FCS_LEN);
-
 			/*
 			 * The bmCRC helps to denote when the CRC field in
 			 * the Ethernet frame contains a calculated CRC:
 			 *	bmCRC = 1	: CRC is calculated
 			 *	bmCRC = 0	: CRC = 0xDEADBEEF
 			 */
-			if (header & BIT(14))
-				crc2 = ~crc32_le(~0, skb2->data, skb2->len);
-			else
+			if (header & BIT(14)) {
+				crc = get_unaligned_le32(skb2->data
+						+ len - ETH_FCS_LEN);
+				crc2 = ~crc32_le(~0, skb2->data, skb2->len
+						- ETH_FCS_LEN);
+			} else {
+				crc = get_unaligned_be32(skb2->data
+						+ len - ETH_FCS_LEN);
 				crc2 = 0xdeadbeef;
+			}
+			skb_trim(skb2, len - ETH_FCS_LEN);
 
 			if (is_last)
 				return crc == crc2;
diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c
index 4a6aff579403..21e1ba160008 100644
--- a/drivers/net/usb/cdc_ether.c
+++ b/drivers/net/usb/cdc_ether.c
@@ -544,20 +544,60 @@ static const struct usb_device_id	products [] = {
 			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &cdc_info,
 }, {
-	/* Ericsson F3307 */
+	/* Ericsson F3607gw ver 2 */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1905, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Ericsson F3607gw ver 3 */
 	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1906, USB_CLASS_COMM,
 			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &cdc_info,
 }, {
+	/* Ericsson F3307 */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x190a, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Ericsson F3307 ver 2 */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1909, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Ericsson C3607w */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0bdb, 0x1049, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
 	/* Toshiba F3507g */
 	USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130b, USB_CLASS_COMM,
 			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &cdc_info,
 }, {
+	/* Toshiba F3607gw */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x130c, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Toshiba F3607gw ver 2 */
+	USB_DEVICE_AND_INTERFACE_INFO(0x0930, 0x1311, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
 	/* Dell F3507g */
 	USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8147, USB_CLASS_COMM,
 			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
 	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Dell F3607gw */
+	USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8183, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
+}, {
+	/* Dell F3607gw ver 2 */
+	USB_DEVICE_AND_INTERFACE_INFO(0x413c, 0x8184, USB_CLASS_COMM,
+			USB_CDC_SUBCLASS_MDLM, USB_CDC_PROTO_NONE),
+	.driver_info = (unsigned long) &cdc_info,
 },
 	{ },		// END
 };
diff --git a/drivers/net/usb/dm9601.c b/drivers/net/usb/dm9601.c
index 72470f77f556..a2b30a10064f 100644
--- a/drivers/net/usb/dm9601.c
+++ b/drivers/net/usb/dm9601.c
@@ -649,6 +649,10 @@ static const struct usb_device_id products[] = {
 	USB_DEVICE(0x0fe6, 0x8101),	/* DM9601 USB to Fast Ethernet Adapter */
 	.driver_info = (unsigned long)&dm9601_info,
 	 },
+	{
+	 USB_DEVICE(0x0a46, 0x9000),	/* DM9000E */
+	 .driver_info = (unsigned long)&dm9601_info,
+	 },
 	{},			// END
 };
 
diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
index fa4e58196c21..43bc3fcc0d85 100644
--- a/drivers/net/usb/hso.c
+++ b/drivers/net/usb/hso.c
@@ -378,7 +378,7 @@ static void dbg_dump(int line_count, const char *func_name, unsigned char *buf,
 }
 
 #define DUMP(buf_, len_)	\
-	dbg_dump(__LINE__, __func__, buf_, len_)
+	dbg_dump(__LINE__, __func__, (unsigned char *)buf_, len_)
 
 #define DUMP1(buf_, len_)			\
 	do {					\
@@ -1363,7 +1363,7 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
 	/* reset the rts and dtr */
 	/* do the actual close */
 	serial->open_count--;
-	kref_put(&serial->parent->ref, hso_serial_ref_free);
+
 	if (serial->open_count <= 0) {
 		serial->open_count = 0;
 		spin_lock_irq(&serial->serial_lock);
@@ -1383,6 +1383,8 @@ static void hso_serial_close(struct tty_struct *tty, struct file *filp)
 		usb_autopm_put_interface(serial->parent->interface);
 
 	mutex_unlock(&serial->parent->mutex);
+
+	kref_put(&serial->parent->ref, hso_serial_ref_free);
 }
 
 /* close the requested serial port */
@@ -1527,7 +1529,7 @@ static void tiocmget_intr_callback(struct urb *urb)
 		dev_warn(&usb->dev,
 			 "hso received invalid serial state notification\n");
 		DUMP(serial_state_notification,
-		     sizeof(hso_serial_state_notifation))
+		     sizeof(struct hso_serial_state_notification));
 	} else {
 
 		UART_state_bitmap = le16_to_cpu(serial_state_notification->
diff --git a/drivers/net/usb/kaweth.c b/drivers/net/usb/kaweth.c
index e2a39b9be96e..e391ef969c28 100644
--- a/drivers/net/usb/kaweth.c
+++ b/drivers/net/usb/kaweth.c
@@ -263,6 +263,7 @@ static int kaweth_control(struct kaweth_device *kaweth,
 			  int timeout)
 {
 	struct usb_ctrlrequest *dr;
+	int retval;
 
 	dbg("kaweth_control()");
 
@@ -278,18 +279,21 @@ static int kaweth_control(struct kaweth_device *kaweth,
 		return -ENOMEM;
 	}
 
-	dr->bRequestType= requesttype;
+	dr->bRequestType = requesttype;
 	dr->bRequest = request;
 	dr->wValue = cpu_to_le16(value);
 	dr->wIndex = cpu_to_le16(index);
 	dr->wLength = cpu_to_le16(size);
 
-	return kaweth_internal_control_msg(kaweth->dev,
-					pipe,
-					dr,
-					data,
-					size,
-					timeout);
+	retval = kaweth_internal_control_msg(kaweth->dev,
+					     pipe,
+					     dr,
+					     data,
+					     size,
+					     timeout);
+
+	kfree(dr);
+	return retval;
 }
 
 /****************************************************************
diff --git a/drivers/net/usb/pegasus.c b/drivers/net/usb/pegasus.c
index 6fdaba8674b9..ed4a508ef262 100644
--- a/drivers/net/usb/pegasus.c
+++ b/drivers/net/usb/pegasus.c
@@ -62,8 +62,11 @@ static char *devid=NULL;
 static struct usb_eth_dev usb_dev_id[] = {
 #define	PEGASUS_DEV(pn, vid, pid, flags)	\
 	{.name = pn, .vendor = vid, .device = pid, .private = flags},
+#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \
+	PEGASUS_DEV(pn, vid, pid, flags)
 #include "pegasus.h"
 #undef	PEGASUS_DEV
+#undef	PEGASUS_DEV_CLASS
 	{NULL, 0, 0, 0},
 	{NULL, 0, 0, 0}
 };
@@ -71,8 +74,18 @@ static struct usb_eth_dev usb_dev_id[] = {
 static struct usb_device_id pegasus_ids[] = {
 #define	PEGASUS_DEV(pn, vid, pid, flags) \
 	{.match_flags = USB_DEVICE_ID_MATCH_DEVICE, .idVendor = vid, .idProduct = pid},
+/*
+ * The Belkin F8T012xx1 bluetooth adaptor has the same vendor and product
+ * IDs as the Belkin F5D5050, so we need to teach the pegasus driver to
+ * ignore adaptors belonging to the "Wireless" class 0xE0. For this one
+ * case anyway, seeing as the pegasus is for "Wired" adaptors.
+ */
+#define PEGASUS_DEV_CLASS(pn, vid, pid, dclass, flags) \
+	{.match_flags = (USB_DEVICE_ID_MATCH_DEVICE | USB_DEVICE_ID_MATCH_DEV_CLASS), \
+	.idVendor = vid, .idProduct = pid, .bDeviceClass = dclass},
 #include "pegasus.h"
 #undef	PEGASUS_DEV
+#undef	PEGASUS_DEV_CLASS
 	{},
 	{}
 };
diff --git a/drivers/net/usb/pegasus.h b/drivers/net/usb/pegasus.h
index f968c834ff63..5d02f0200737 100644
--- a/drivers/net/usb/pegasus.h
+++ b/drivers/net/usb/pegasus.h
@@ -202,7 +202,11 @@ PEGASUS_DEV( "AEI USB Fast Ethernet Adapter", VENDOR_AEILAB, 0x1701,
 		DEFAULT_GPIO_RESET | PEGASUS_II )
 PEGASUS_DEV( "Allied Telesyn Int. AT-USB100", VENDOR_ALLIEDTEL, 0xb100,
 		DEFAULT_GPIO_RESET | PEGASUS_II )
-PEGASUS_DEV( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121,
+/*
+ * Distinguish between this Belkin adaptor and the Belkin bluetooth adaptors
+ * with the same product IDs by checking the device class too.
+ */
+PEGASUS_DEV_CLASS( "Belkin F5D5050 USB Ethernet", VENDOR_BELKIN, 0x0121, 0x00,
 		DEFAULT_GPIO_RESET | PEGASUS_II )
 PEGASUS_DEV( "Billionton USB-100", VENDOR_BILLIONTON, 0x0986,
 		DEFAULT_GPIO_RESET )
diff --git a/drivers/net/usb/rndis_host.c b/drivers/net/usb/rndis_host.c
index d032bba9bc4c..f56dec6119c3 100644
--- a/drivers/net/usb/rndis_host.c
+++ b/drivers/net/usb/rndis_host.c
@@ -362,12 +362,12 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
 			retval = -EINVAL;
 			goto halt_fail_and_release;
 		}
-		dev->hard_mtu = tmp;
-		net->mtu = dev->hard_mtu - net->hard_header_len;
 		dev_warn(&intf->dev,
 			 "dev can't take %u byte packets (max %u), "
 			 "adjusting MTU to %u\n",
-			 dev->hard_mtu, tmp, net->mtu);
+			 dev->hard_mtu, tmp, tmp - net->hard_header_len);
+		dev->hard_mtu = tmp;
+		net->mtu = dev->hard_mtu - net->hard_header_len;
 	}
 
 	/* REVISIT:  peripheral "alignment" request is ignored ... */
@@ -418,6 +418,7 @@ generic_rndis_bind(struct usbnet *dev, struct usb_interface *intf, int flags)
 		goto halt_fail_and_release;
 	}
 	memcpy(net->dev_addr, bp, ETH_ALEN);
+	memcpy(net->perm_addr, bp, ETH_ALEN);
 
 	/* set a nonzero filter to enable data transfers */
 	memset(u.set, 0, sizeof *u.set);
diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c
index 938fb3530a7a..c6c922247d05 100644
--- a/drivers/net/usb/smsc95xx.c
+++ b/drivers/net/usb/smsc95xx.c
@@ -1227,7 +1227,7 @@ static const struct driver_info smsc95xx_info = {
 	.rx_fixup	= smsc95xx_rx_fixup,
 	.tx_fixup	= smsc95xx_tx_fixup,
 	.status		= smsc95xx_status,
-	.flags		= FLAG_ETHER,
+	.flags		= FLAG_ETHER | FLAG_SEND_ZLP,
 };
 
 static const struct usb_device_id products[] = {
@@ -1237,10 +1237,75 @@ static const struct usb_device_id products[] = {
 		.driver_info = (unsigned long) &smsc95xx_info,
 	},
 	{
+		/* SMSC9505 USB Ethernet Device */
+		USB_DEVICE(0x0424, 0x9505),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9500A USB Ethernet Device */
+		USB_DEVICE(0x0424, 0x9E00),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9505A USB Ethernet Device */
+		USB_DEVICE(0x0424, 0x9E01),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
 		/* SMSC9512/9514 USB Hub & Ethernet Device */
 		USB_DEVICE(0x0424, 0xec00),
 		.driver_info = (unsigned long) &smsc95xx_info,
 	},
+	{
+		/* SMSC9500 USB Ethernet Device (SAL10) */
+		USB_DEVICE(0x0424, 0x9900),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9505 USB Ethernet Device (SAL10) */
+		USB_DEVICE(0x0424, 0x9901),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9500A USB Ethernet Device (SAL10) */
+		USB_DEVICE(0x0424, 0x9902),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9505A USB Ethernet Device (SAL10) */
+		USB_DEVICE(0x0424, 0x9903),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9512/9514 USB Hub & Ethernet Device (SAL10) */
+		USB_DEVICE(0x0424, 0x9904),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9500A USB Ethernet Device (HAL) */
+		USB_DEVICE(0x0424, 0x9905),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9505A USB Ethernet Device (HAL) */
+		USB_DEVICE(0x0424, 0x9906),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9500 USB Ethernet Device (Alternate ID) */
+		USB_DEVICE(0x0424, 0x9907),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9500A USB Ethernet Device (Alternate ID) */
+		USB_DEVICE(0x0424, 0x9908),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
+	{
+		/* SMSC9512/9514 USB Hub & Ethernet Device (Alternate ID) */
+		USB_DEVICE(0x0424, 0x9909),
+		.driver_info = (unsigned long) &smsc95xx_info,
+	},
 	{ },		/* END */
 };
 MODULE_DEVICE_TABLE(usb, products);
diff --git a/drivers/net/usb/usbnet.c b/drivers/net/usb/usbnet.c
index 24b36f795151..ca5ca5ae061d 100644
--- a/drivers/net/usb/usbnet.c
+++ b/drivers/net/usb/usbnet.c
@@ -1049,7 +1049,7 @@ netdev_tx_t usbnet_start_xmit (struct sk_buff *skb,
 	 * NOTE:  strictly conforming cdc-ether devices should expect
 	 * the ZLP here, but ignore the one-byte packet.
 	 */
-	if ((length % dev->maxpacket) == 0) {
+	if (!(info->flags & FLAG_SEND_ZLP) && (length % dev->maxpacket) == 0) {
 		urb->transfer_buffer_length++;
 		if (skb_tailroom(skb)) {
 			skb->data[skb->len] = 0;
diff --git a/drivers/net/veth.c b/drivers/net/veth.c
index ade5b344f75d..52af5017c46b 100644
--- a/drivers/net/veth.c
+++ b/drivers/net/veth.c
@@ -210,32 +210,29 @@ rx_drop:
 static struct net_device_stats *veth_get_stats(struct net_device *dev)
 {
 	struct veth_priv *priv;
-	struct net_device_stats *dev_stats;
 	int cpu;
-	struct veth_net_stats *stats;
+	struct veth_net_stats *stats, total = {0};
 
 	priv = netdev_priv(dev);
-	dev_stats = &dev->stats;
-
-	dev_stats->rx_packets = 0;
-	dev_stats->tx_packets = 0;
-	dev_stats->rx_bytes = 0;
-	dev_stats->tx_bytes = 0;
-	dev_stats->tx_dropped = 0;
-	dev_stats->rx_dropped = 0;
 
-	for_each_online_cpu(cpu) {
+	for_each_possible_cpu(cpu) {
 		stats = per_cpu_ptr(priv->stats, cpu);
 
-		dev_stats->rx_packets += stats->rx_packets;
-		dev_stats->tx_packets += stats->tx_packets;
-		dev_stats->rx_bytes += stats->rx_bytes;
-		dev_stats->tx_bytes += stats->tx_bytes;
-		dev_stats->tx_dropped += stats->tx_dropped;
-		dev_stats->rx_dropped += stats->rx_dropped;
+		total.rx_packets += stats->rx_packets;
+		total.tx_packets += stats->tx_packets;
+		total.rx_bytes   += stats->rx_bytes;
+		total.tx_bytes   += stats->tx_bytes;
+		total.tx_dropped += stats->tx_dropped;
+		total.rx_dropped += stats->rx_dropped;
 	}
-
-	return dev_stats;
+	dev->stats.rx_packets = total.rx_packets;
+	dev->stats.tx_packets = total.tx_packets;
+	dev->stats.rx_bytes   = total.rx_bytes;
+	dev->stats.tx_bytes   = total.tx_bytes;
+	dev->stats.tx_dropped = total.tx_dropped;
+	dev->stats.rx_dropped = total.rx_dropped;
+
+	return &dev->stats;
 }
 
 static int veth_open(struct net_device *dev)
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 32266fb89c20..b9e002fccbca 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -1,4 +1,4 @@
-/* A simple network driver using virtio.
+/* A network driver using virtio.
  *
  * Copyright 2007 Rusty Russell <rusty@rustcorp.com.au> IBM Corporation
  *
@@ -47,19 +47,9 @@ struct virtnet_info
 	struct napi_struct napi;
 	unsigned int status;
 
-	/* The skb we couldn't send because buffers were full. */
-	struct sk_buff *last_xmit_skb;
-
-	/* If we need to free in a timer, this is it. */
-	struct timer_list xmit_free_timer;
-
 	/* Number of input buffers, and max we've ever had. */
 	unsigned int num, max;
 
-	/* For cleaning up after transmission. */
-	struct tasklet_struct tasklet;
-	bool free_in_tasklet;
-
 	/* I like... big packets and I cannot lie! */
 	bool big_packets;
 
@@ -77,9 +67,17 @@ struct virtnet_info
 	struct page *pages;
 };
 
-static inline void *skb_vnet_hdr(struct sk_buff *skb)
+struct skb_vnet_hdr {
+	union {
+		struct virtio_net_hdr hdr;
+		struct virtio_net_hdr_mrg_rxbuf mhdr;
+	};
+	unsigned int num_sg;
+};
+
+static inline struct skb_vnet_hdr *skb_vnet_hdr(struct sk_buff *skb)
 {
-	return (struct virtio_net_hdr *)skb->cb;
+	return (struct skb_vnet_hdr *)skb->cb;
 }
 
 static void give_a_page(struct virtnet_info *vi, struct page *page)
@@ -118,17 +116,13 @@ static void skb_xmit_done(struct virtqueue *svq)
 
 	/* We were probably waiting for more output buffers. */
 	netif_wake_queue(vi->dev);
-
-	/* Make sure we re-xmit last_xmit_skb: if there are no more packets
-	 * queued, start_xmit won't be called. */
-	tasklet_schedule(&vi->tasklet);
 }
 
 static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 			unsigned len)
 {
 	struct virtnet_info *vi = netdev_priv(dev);
-	struct virtio_net_hdr *hdr = skb_vnet_hdr(skb);
+	struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb);
 	int err;
 	int i;
 
@@ -139,7 +133,6 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 	}
 
 	if (vi->mergeable_rx_bufs) {
-		struct virtio_net_hdr_mrg_rxbuf *mhdr = skb_vnet_hdr(skb);
 		unsigned int copy;
 		char *p = page_address(skb_shinfo(skb)->frags[0].page);
 
@@ -147,8 +140,8 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 			len = PAGE_SIZE;
 		len -= sizeof(struct virtio_net_hdr_mrg_rxbuf);
 
-		memcpy(hdr, p, sizeof(*mhdr));
-		p += sizeof(*mhdr);
+		memcpy(&hdr->mhdr, p, sizeof(hdr->mhdr));
+		p += sizeof(hdr->mhdr);
 
 		copy = len;
 		if (copy > skb_tailroom(skb))
@@ -163,13 +156,13 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 			skb_shinfo(skb)->nr_frags--;
 		} else {
 			skb_shinfo(skb)->frags[0].page_offset +=
-				sizeof(*mhdr) + copy;
+				sizeof(hdr->mhdr) + copy;
 			skb_shinfo(skb)->frags[0].size = len;
 			skb->data_len += len;
 			skb->len += len;
 		}
 
-		while (--mhdr->num_buffers) {
+		while (--hdr->mhdr.num_buffers) {
 			struct sk_buff *nskb;
 
 			i = skb_shinfo(skb)->nr_frags;
@@ -183,7 +176,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 			nskb = vi->rvq->vq_ops->get_buf(vi->rvq, &len);
 			if (!nskb) {
 				pr_debug("%s: rx error: %d buffers missing\n",
-					 dev->name, mhdr->num_buffers);
+					 dev->name, hdr->mhdr.num_buffers);
 				dev->stats.rx_length_errors++;
 				goto drop;
 			}
@@ -204,7 +197,7 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 			skb->len += len;
 		}
 	} else {
-		len -= sizeof(struct virtio_net_hdr);
+		len -= sizeof(hdr->hdr);
 
 		if (len <= MAX_PACKET_LEN)
 			trim_pages(vi, skb);
@@ -222,9 +215,11 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 	dev->stats.rx_bytes += skb->len;
 	dev->stats.rx_packets++;
 
-	if (hdr->flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) {
+	if (hdr->hdr.flags & VIRTIO_NET_HDR_F_NEEDS_CSUM) {
 		pr_debug("Needs csum!\n");
-		if (!skb_partial_csum_set(skb,hdr->csum_start,hdr->csum_offset))
+		if (!skb_partial_csum_set(skb,
+					  hdr->hdr.csum_start,
+					  hdr->hdr.csum_offset))
 			goto frame_err;
 	}
 
@@ -232,9 +227,9 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 	pr_debug("Receiving skb proto 0x%04x len %i type %i\n",
 		 ntohs(skb->protocol), skb->len, skb->pkt_type);
 
-	if (hdr->gso_type != VIRTIO_NET_HDR_GSO_NONE) {
+	if (hdr->hdr.gso_type != VIRTIO_NET_HDR_GSO_NONE) {
 		pr_debug("GSO!\n");
-		switch (hdr->gso_type & ~VIRTIO_NET_HDR_GSO_ECN) {
+		switch (hdr->hdr.gso_type & ~VIRTIO_NET_HDR_GSO_ECN) {
 		case VIRTIO_NET_HDR_GSO_TCPV4:
 			skb_shinfo(skb)->gso_type = SKB_GSO_TCPV4;
 			break;
@@ -247,14 +242,14 @@ static void receive_skb(struct net_device *dev, struct sk_buff *skb,
 		default:
 			if (net_ratelimit())
 				printk(KERN_WARNING "%s: bad gso type %u.\n",
-				       dev->name, hdr->gso_type);
+				       dev->name, hdr->hdr.gso_type);
 			goto frame_err;
 		}
 
-		if (hdr->gso_type & VIRTIO_NET_HDR_GSO_ECN)
+		if (hdr->hdr.gso_type & VIRTIO_NET_HDR_GSO_ECN)
 			skb_shinfo(skb)->gso_type |= SKB_GSO_TCP_ECN;
 
-		skb_shinfo(skb)->gso_size = hdr->gso_size;
+		skb_shinfo(skb)->gso_size = hdr->hdr.gso_size;
 		if (skb_shinfo(skb)->gso_size == 0) {
 			if (net_ratelimit())
 				printk(KERN_WARNING "%s: zero gso size.\n",
@@ -284,8 +279,8 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp)
 	bool oom = false;
 
 	sg_init_table(sg, 2+MAX_SKB_FRAGS);
-	for (;;) {
-		struct virtio_net_hdr *hdr;
+	do {
+		struct skb_vnet_hdr *hdr;
 
 		skb = netdev_alloc_skb(vi->dev, MAX_PACKET_LEN + NET_IP_ALIGN);
 		if (unlikely(!skb)) {
@@ -297,7 +292,7 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp)
 		skb_put(skb, MAX_PACKET_LEN);
 
 		hdr = skb_vnet_hdr(skb);
-		sg_set_buf(sg, hdr, sizeof(*hdr));
+		sg_set_buf(sg, &hdr->hdr, sizeof(hdr->hdr));
 
 		if (vi->big_packets) {
 			for (i = 0; i < MAX_SKB_FRAGS; i++) {
@@ -320,14 +315,14 @@ static bool try_fill_recv_maxbufs(struct virtnet_info *vi, gfp_t gfp)
 		skb_queue_head(&vi->recv, skb);
 
 		err = vi->rvq->vq_ops->add_buf(vi->rvq, sg, 0, num, skb);
-		if (err) {
+		if (err < 0) {
 			skb_unlink(skb, &vi->recv);
 			trim_pages(vi, skb);
 			kfree_skb(skb);
 			break;
 		}
 		vi->num++;
-	}
+	} while (err >= num);
 	if (unlikely(vi->num > vi->max))
 		vi->max = vi->num;
 	vi->rvq->vq_ops->kick(vi->rvq);
@@ -345,7 +340,7 @@ static bool try_fill_recv(struct virtnet_info *vi, gfp_t gfp)
 	if (!vi->mergeable_rx_bufs)
 		return try_fill_recv_maxbufs(vi, gfp);
 
-	for (;;) {
+	do {
 		skb_frag_t *f;
 
 		skb = netdev_alloc_skb(vi->dev, GOOD_COPY_LEN + NET_IP_ALIGN);
@@ -373,13 +368,13 @@ static bool try_fill_recv(struct virtnet_info *vi, gfp_t gfp)
 		skb_queue_head(&vi->recv, skb);
 
 		err = vi->rvq->vq_ops->add_buf(vi->rvq, sg, 0, 1, skb);
-		if (err) {
+		if (err < 0) {
 			skb_unlink(skb, &vi->recv);
 			kfree_skb(skb);
 			break;
 		}
 		vi->num++;
-	}
+	} while (err > 0);
 	if (unlikely(vi->num > vi->max))
 		vi->max = vi->num;
 	vi->rvq->vq_ops->kick(vi->rvq);
@@ -447,42 +442,26 @@ again:
 	return received;
 }
 
-static void free_old_xmit_skbs(struct virtnet_info *vi)
+static unsigned int free_old_xmit_skbs(struct virtnet_info *vi)
 {
 	struct sk_buff *skb;
-	unsigned int len;
+	unsigned int len, tot_sgs = 0;
 
 	while ((skb = vi->svq->vq_ops->get_buf(vi->svq, &len)) != NULL) {
 		pr_debug("Sent skb %p\n", skb);
 		__skb_unlink(skb, &vi->send);
 		vi->dev->stats.tx_bytes += skb->len;
 		vi->dev->stats.tx_packets++;
-		kfree_skb(skb);
+		tot_sgs += skb_vnet_hdr(skb)->num_sg;
+		dev_kfree_skb_any(skb);
 	}
-}
-
-/* If the virtio transport doesn't always notify us when all in-flight packets
- * are consumed, we fall back to using this function on a timer to free them. */
-static void xmit_free(unsigned long data)
-{
-	struct virtnet_info *vi = (void *)data;
-
-	netif_tx_lock(vi->dev);
-
-	free_old_xmit_skbs(vi);
-
-	if (!skb_queue_empty(&vi->send))
-		mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10));
-
-	netif_tx_unlock(vi->dev);
+	return tot_sgs;
 }
 
 static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
 {
-	int num, err;
 	struct scatterlist sg[2+MAX_SKB_FRAGS];
-	struct virtio_net_hdr_mrg_rxbuf *mhdr = skb_vnet_hdr(skb);
-	struct virtio_net_hdr *hdr = skb_vnet_hdr(skb);
+	struct skb_vnet_hdr *hdr = skb_vnet_hdr(skb);
 	const unsigned char *dest = ((struct ethhdr *)skb->data)->h_dest;
 
 	sg_init_table(sg, 2+MAX_SKB_FRAGS);
@@ -490,108 +469,97 @@ static int xmit_skb(struct virtnet_info *vi, struct sk_buff *skb)
 	pr_debug("%s: xmit %p %pM\n", vi->dev->name, skb, dest);
 
 	if (skb->ip_summed == CHECKSUM_PARTIAL) {
-		hdr->flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
-		hdr->csum_start = skb->csum_start - skb_headroom(skb);
-		hdr->csum_offset = skb->csum_offset;
+		hdr->hdr.flags = VIRTIO_NET_HDR_F_NEEDS_CSUM;
+		hdr->hdr.csum_start = skb->csum_start - skb_headroom(skb);
+		hdr->hdr.csum_offset = skb->csum_offset;
 	} else {
-		hdr->flags = 0;
-		hdr->csum_offset = hdr->csum_start = 0;
+		hdr->hdr.flags = 0;
+		hdr->hdr.csum_offset = hdr->hdr.csum_start = 0;
 	}
 
 	if (skb_is_gso(skb)) {
-		hdr->hdr_len = skb_headlen(skb);
-		hdr->gso_size = skb_shinfo(skb)->gso_size;
+		hdr->hdr.hdr_len = skb_headlen(skb);
+		hdr->hdr.gso_size = skb_shinfo(skb)->gso_size;
 		if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV4)
-			hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV4;
+			hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV4;
 		else if (skb_shinfo(skb)->gso_type & SKB_GSO_TCPV6)
-			hdr->gso_type = VIRTIO_NET_HDR_GSO_TCPV6;
+			hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_TCPV6;
 		else if (skb_shinfo(skb)->gso_type & SKB_GSO_UDP)
-			hdr->gso_type = VIRTIO_NET_HDR_GSO_UDP;
+			hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_UDP;
 		else
 			BUG();
 		if (skb_shinfo(skb)->gso_type & SKB_GSO_TCP_ECN)
-			hdr->gso_type |= VIRTIO_NET_HDR_GSO_ECN;
+			hdr->hdr.gso_type |= VIRTIO_NET_HDR_GSO_ECN;
 	} else {
-		hdr->gso_type = VIRTIO_NET_HDR_GSO_NONE;
-		hdr->gso_size = hdr->hdr_len = 0;
+		hdr->hdr.gso_type = VIRTIO_NET_HDR_GSO_NONE;
+		hdr->hdr.gso_size = hdr->hdr.hdr_len = 0;
 	}
 
-	mhdr->num_buffers = 0;
+	hdr->mhdr.num_buffers = 0;
 
 	/* Encode metadata header at front. */
 	if (vi->mergeable_rx_bufs)
-		sg_set_buf(sg, mhdr, sizeof(*mhdr));
+		sg_set_buf(sg, &hdr->mhdr, sizeof(hdr->mhdr));
 	else
-		sg_set_buf(sg, hdr, sizeof(*hdr));
-
-	num = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1;
+		sg_set_buf(sg, &hdr->hdr, sizeof(hdr->hdr));
 
-	err = vi->svq->vq_ops->add_buf(vi->svq, sg, num, 0, skb);
-	if (!err && !vi->free_in_tasklet)
-		mod_timer(&vi->xmit_free_timer, jiffies + (HZ/10));
-
-	return err;
-}
-
-static void xmit_tasklet(unsigned long data)
-{
-	struct virtnet_info *vi = (void *)data;
-
-	netif_tx_lock_bh(vi->dev);
-	if (vi->last_xmit_skb && xmit_skb(vi, vi->last_xmit_skb) == 0) {
-		vi->svq->vq_ops->kick(vi->svq);
-		vi->last_xmit_skb = NULL;
-	}
-	if (vi->free_in_tasklet)
-		free_old_xmit_skbs(vi);
-	netif_tx_unlock_bh(vi->dev);
+	hdr->num_sg = skb_to_sgvec(skb, sg+1, 0, skb->len) + 1;
+	return vi->svq->vq_ops->add_buf(vi->svq, sg, hdr->num_sg, 0, skb);
 }
 
 static netdev_tx_t start_xmit(struct sk_buff *skb, struct net_device *dev)
 {
 	struct virtnet_info *vi = netdev_priv(dev);
+	int capacity;
 
 again:
 	/* Free up any pending old buffers before queueing new ones. */
 	free_old_xmit_skbs(vi);
 
-	/* If we has a buffer left over from last time, send it now. */
-	if (unlikely(vi->last_xmit_skb) &&
-	    xmit_skb(vi, vi->last_xmit_skb) != 0)
-		goto stop_queue;
-
-	vi->last_xmit_skb = NULL;
+	/* Try to transmit */
+	capacity = xmit_skb(vi, skb);
 
-	/* Put new one in send queue and do transmit */
-	if (likely(skb)) {
-		__skb_queue_head(&vi->send, skb);
-		if (xmit_skb(vi, skb) != 0) {
-			vi->last_xmit_skb = skb;
-			skb = NULL;
-			goto stop_queue;
+	/* This can happen with OOM and indirect buffers. */
+	if (unlikely(capacity < 0)) {
+		netif_stop_queue(dev);
+		dev_warn(&dev->dev, "Unexpected full queue\n");
+		if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) {
+			vi->svq->vq_ops->disable_cb(vi->svq);
+			netif_start_queue(dev);
+			goto again;
 		}
+		return NETDEV_TX_BUSY;
 	}
-done:
 	vi->svq->vq_ops->kick(vi->svq);
-	return NETDEV_TX_OK;
-
-stop_queue:
-	pr_debug("%s: virtio not prepared to send\n", dev->name);
-	netif_stop_queue(dev);
 
-	/* Activate callback for using skbs: if this returns false it
-	 * means some were used in the meantime. */
-	if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) {
-		vi->svq->vq_ops->disable_cb(vi->svq);
-		netif_start_queue(dev);
-		goto again;
-	}
-	if (skb) {
-		/* Drop this skb: we only queue one. */
-		vi->dev->stats.tx_dropped++;
-		kfree_skb(skb);
+	/*
+	 * Put new one in send queue.  You'd expect we'd need this before
+	 * xmit_skb calls add_buf(), since the callback can be triggered
+	 * immediately after that.  But since the callback just triggers
+	 * another call back here, normal network xmit locking prevents the
+	 * race.
+	 */
+	__skb_queue_head(&vi->send, skb);
+
+	/* Don't wait up for transmitted skbs to be freed. */
+	skb_orphan(skb);
+	nf_reset(skb);
+
+	/* Apparently nice girls don't return TX_BUSY; stop the queue
+	 * before it gets out of hand.  Naturally, this wastes entries. */
+	if (capacity < 2+MAX_SKB_FRAGS) {
+		netif_stop_queue(dev);
+		if (unlikely(!vi->svq->vq_ops->enable_cb(vi->svq))) {
+			/* More just got used, free them then recheck. */
+			capacity += free_old_xmit_skbs(vi);
+			if (capacity >= 2+MAX_SKB_FRAGS) {
+				netif_start_queue(dev);
+				vi->svq->vq_ops->disable_cb(vi->svq);
+			}
+		}
 	}
-	goto done;
+
+	return NETDEV_TX_OK;
 }
 
 static int virtnet_set_mac_address(struct net_device *dev, void *p)
@@ -668,7 +636,7 @@ static bool virtnet_send_command(struct virtnet_info *vi, u8 class, u8 cmd,
 		sg_set_buf(&sg[i + 1], sg_virt(s), s->length);
 	sg_set_buf(&sg[out + in - 1], &status, sizeof(status));
 
-	BUG_ON(vi->cvq->vq_ops->add_buf(vi->cvq, sg, out, in, vi));
+	BUG_ON(vi->cvq->vq_ops->add_buf(vi->cvq, sg, out, in, vi) < 0);
 
 	vi->cvq->vq_ops->kick(vi->cvq);
 
@@ -924,10 +892,6 @@ static int virtnet_probe(struct virtio_device *vdev)
 	vi->pages = NULL;
 	INIT_DELAYED_WORK(&vi->refill, refill_work);
 
-	/* If they give us a callback when all buffers are done, we don't need
-	 * the timer. */
-	vi->free_in_tasklet = virtio_has_feature(vdev,VIRTIO_F_NOTIFY_ON_EMPTY);
-
 	/* If we can receive ANY GSO packets, we must allocate large ones. */
 	if (virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO4)
 	    || virtio_has_feature(vdev, VIRTIO_NET_F_GUEST_TSO6)
@@ -959,11 +923,6 @@ static int virtnet_probe(struct virtio_device *vdev)
 	skb_queue_head_init(&vi->recv);
 	skb_queue_head_init(&vi->send);
 
-	tasklet_init(&vi->tasklet, xmit_tasklet, (unsigned long)vi);
-
-	if (!vi->free_in_tasklet)
-		setup_timer(&vi->xmit_free_timer, xmit_free, (unsigned long)vi);
-
 	err = register_netdev(dev);
 	if (err) {
 		pr_debug("virtio_net: registering device failed\n");
@@ -996,7 +955,7 @@ free:
 	return err;
 }
 
-static void virtnet_remove(struct virtio_device *vdev)
+static void __devexit virtnet_remove(struct virtio_device *vdev)
 {
 	struct virtnet_info *vi = vdev->priv;
 	struct sk_buff *skb;
@@ -1004,9 +963,6 @@ static void virtnet_remove(struct virtio_device *vdev)
 	/* Stop all the virtqueues. */
 	vdev->config->reset(vdev);
 
-	if (!vi->free_in_tasklet)
-		del_timer_sync(&vi->xmit_free_timer);
-
 	/* Free our skbs in send and recv queues, if any. */
 	while ((skb = __skb_dequeue(&vi->recv)) != NULL) {
 		kfree_skb(skb);
@@ -1040,10 +996,9 @@ static unsigned int features[] = {
 	VIRTIO_NET_F_GUEST_ECN, VIRTIO_NET_F_GUEST_UFO,
 	VIRTIO_NET_F_MRG_RXBUF, VIRTIO_NET_F_STATUS, VIRTIO_NET_F_CTRL_VQ,
 	VIRTIO_NET_F_CTRL_RX, VIRTIO_NET_F_CTRL_VLAN,
-	VIRTIO_F_NOTIFY_ON_EMPTY,
 };
 
-static struct virtio_driver virtio_net = {
+static struct virtio_driver virtio_net_driver = {
 	.feature_table = features,
 	.feature_table_size = ARRAY_SIZE(features),
 	.driver.name =	KBUILD_MODNAME,
@@ -1056,12 +1011,12 @@ static struct virtio_driver virtio_net = {
 
 static int __init init(void)
 {
-	return register_virtio_driver(&virtio_net);
+	return register_virtio_driver(&virtio_net_driver);
 }
 
 static void __exit fini(void)
 {
-	unregister_virtio_driver(&virtio_net);
+	unregister_virtio_driver(&virtio_net_driver);
 }
 module_init(init);
 module_exit(fini);
diff --git a/drivers/net/vmxnet3/Makefile b/drivers/net/vmxnet3/Makefile
new file mode 100644
index 000000000000..880f5098eac9
--- /dev/null
+++ b/drivers/net/vmxnet3/Makefile
@@ -0,0 +1,35 @@
+################################################################################
+#
+# Linux driver for VMware's vmxnet3 ethernet NIC.
+#
+# Copyright (C) 2007-2009, VMware, Inc. All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License as published by the
+# Free Software Foundation; version 2 of the License and no later version.
+#
+# This program is distributed in the hope that it will be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+# NON INFRINGEMENT.  See the GNU General Public License for more
+# details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write to the Free Software
+# Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# The full GNU General Public License is included in this distribution in
+# the file called "COPYING".
+#
+# Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+#
+#
+################################################################################
+
+#
+# Makefile for the VMware vmxnet3 ethernet NIC driver
+#
+
+obj-$(CONFIG_VMXNET3) += vmxnet3.o
+
+vmxnet3-objs := vmxnet3_drv.o vmxnet3_ethtool.o
diff --git a/drivers/net/vmxnet3/upt1_defs.h b/drivers/net/vmxnet3/upt1_defs.h
new file mode 100644
index 000000000000..37108fb226d3
--- /dev/null
+++ b/drivers/net/vmxnet3/upt1_defs.h
@@ -0,0 +1,96 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _UPT1_DEFS_H
+#define _UPT1_DEFS_H
+
+struct UPT1_TxStats {
+	u64			TSOPktsTxOK;  /* TSO pkts post-segmentation */
+	u64			TSOBytesTxOK;
+	u64			ucastPktsTxOK;
+	u64			ucastBytesTxOK;
+	u64			mcastPktsTxOK;
+	u64			mcastBytesTxOK;
+	u64			bcastPktsTxOK;
+	u64			bcastBytesTxOK;
+	u64			pktsTxError;
+	u64			pktsTxDiscard;
+};
+
+struct UPT1_RxStats {
+	u64			LROPktsRxOK;    /* LRO pkts */
+	u64			LROBytesRxOK;   /* bytes from LRO pkts */
+	/* the following counters are for pkts from the wire, i.e., pre-LRO */
+	u64			ucastPktsRxOK;
+	u64			ucastBytesRxOK;
+	u64			mcastPktsRxOK;
+	u64			mcastBytesRxOK;
+	u64			bcastPktsRxOK;
+	u64			bcastBytesRxOK;
+	u64			pktsRxOutOfBuf;
+	u64			pktsRxError;
+};
+
+/* interrupt moderation level */
+enum {
+	UPT1_IML_NONE		= 0, /* no interrupt moderation */
+	UPT1_IML_HIGHEST	= 7, /* least intr generated */
+	UPT1_IML_ADAPTIVE	= 8, /* adpative intr moderation */
+};
+/* values for UPT1_RSSConf.hashFunc */
+enum {
+	UPT1_RSS_HASH_TYPE_NONE      = 0x0,
+	UPT1_RSS_HASH_TYPE_IPV4      = 0x01,
+	UPT1_RSS_HASH_TYPE_TCP_IPV4  = 0x02,
+	UPT1_RSS_HASH_TYPE_IPV6      = 0x04,
+	UPT1_RSS_HASH_TYPE_TCP_IPV6  = 0x08,
+};
+
+enum {
+	UPT1_RSS_HASH_FUNC_NONE      = 0x0,
+	UPT1_RSS_HASH_FUNC_TOEPLITZ  = 0x01,
+};
+
+#define UPT1_RSS_MAX_KEY_SIZE        40
+#define UPT1_RSS_MAX_IND_TABLE_SIZE  128
+
+struct UPT1_RSSConf {
+	u16			hashType;
+	u16			hashFunc;
+	u16			hashKeySize;
+	u16			indTableSize;
+	u8			hashKey[UPT1_RSS_MAX_KEY_SIZE];
+	u8			indTable[UPT1_RSS_MAX_IND_TABLE_SIZE];
+};
+
+/* features */
+enum {
+	UPT1_F_RXCSUM		= 0x0001,   /* rx csum verification */
+	UPT1_F_RSS		= 0x0002,
+	UPT1_F_RXVLAN		= 0x0004,   /* VLAN tag stripping */
+	UPT1_F_LRO		= 0x0008,
+};
+#endif
diff --git a/drivers/net/vmxnet3/vmxnet3_defs.h b/drivers/net/vmxnet3/vmxnet3_defs.h
new file mode 100644
index 000000000000..dc8ee4438a4f
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_defs.h
@@ -0,0 +1,535 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _VMXNET3_DEFS_H_
+#define _VMXNET3_DEFS_H_
+
+#include "upt1_defs.h"
+
+/* all registers are 32 bit wide */
+/* BAR 1 */
+enum {
+	VMXNET3_REG_VRRS	= 0x0,	/* Vmxnet3 Revision Report Selection */
+	VMXNET3_REG_UVRS	= 0x8,	/* UPT Version Report Selection */
+	VMXNET3_REG_DSAL	= 0x10,	/* Driver Shared Address Low */
+	VMXNET3_REG_DSAH	= 0x18,	/* Driver Shared Address High */
+	VMXNET3_REG_CMD		= 0x20,	/* Command */
+	VMXNET3_REG_MACL	= 0x28,	/* MAC Address Low */
+	VMXNET3_REG_MACH	= 0x30,	/* MAC Address High */
+	VMXNET3_REG_ICR		= 0x38,	/* Interrupt Cause Register */
+	VMXNET3_REG_ECR		= 0x40	/* Event Cause Register */
+};
+
+/* BAR 0 */
+enum {
+	VMXNET3_REG_IMR		= 0x0,	 /* Interrupt Mask Register */
+	VMXNET3_REG_TXPROD	= 0x600, /* Tx Producer Index */
+	VMXNET3_REG_RXPROD	= 0x800, /* Rx Producer Index for ring 1 */
+	VMXNET3_REG_RXPROD2	= 0xA00	 /* Rx Producer Index for ring 2 */
+};
+
+#define VMXNET3_PT_REG_SIZE     4096	/* BAR 0 */
+#define VMXNET3_VD_REG_SIZE     4096	/* BAR 1 */
+
+#define VMXNET3_REG_ALIGN       8	/* All registers are 8-byte aligned. */
+#define VMXNET3_REG_ALIGN_MASK  0x7
+
+/* I/O Mapped access to registers */
+#define VMXNET3_IO_TYPE_PT              0
+#define VMXNET3_IO_TYPE_VD              1
+#define VMXNET3_IO_ADDR(type, reg)      (((type) << 24) | ((reg) & 0xFFFFFF))
+#define VMXNET3_IO_TYPE(addr)           ((addr) >> 24)
+#define VMXNET3_IO_REG(addr)            ((addr) & 0xFFFFFF)
+
+enum {
+	VMXNET3_CMD_FIRST_SET = 0xCAFE0000,
+	VMXNET3_CMD_ACTIVATE_DEV = VMXNET3_CMD_FIRST_SET,
+	VMXNET3_CMD_QUIESCE_DEV,
+	VMXNET3_CMD_RESET_DEV,
+	VMXNET3_CMD_UPDATE_RX_MODE,
+	VMXNET3_CMD_UPDATE_MAC_FILTERS,
+	VMXNET3_CMD_UPDATE_VLAN_FILTERS,
+	VMXNET3_CMD_UPDATE_RSSIDT,
+	VMXNET3_CMD_UPDATE_IML,
+	VMXNET3_CMD_UPDATE_PMCFG,
+	VMXNET3_CMD_UPDATE_FEATURE,
+	VMXNET3_CMD_LOAD_PLUGIN,
+
+	VMXNET3_CMD_FIRST_GET = 0xF00D0000,
+	VMXNET3_CMD_GET_QUEUE_STATUS = VMXNET3_CMD_FIRST_GET,
+	VMXNET3_CMD_GET_STATS,
+	VMXNET3_CMD_GET_LINK,
+	VMXNET3_CMD_GET_PERM_MAC_LO,
+	VMXNET3_CMD_GET_PERM_MAC_HI,
+	VMXNET3_CMD_GET_DID_LO,
+	VMXNET3_CMD_GET_DID_HI,
+	VMXNET3_CMD_GET_DEV_EXTRA_INFO,
+	VMXNET3_CMD_GET_CONF_INTR
+};
+
+struct Vmxnet3_TxDesc {
+	u64		addr;
+
+	u32		len:14;
+	u32		gen:1;      /* generation bit */
+	u32		rsvd:1;
+	u32		dtype:1;    /* descriptor type */
+	u32		ext1:1;
+	u32		msscof:14;  /* MSS, checksum offset, flags */
+
+	u32		hlen:10;    /* header len */
+	u32		om:2;       /* offload mode */
+	u32		eop:1;      /* End Of Packet */
+	u32		cq:1;       /* completion request */
+	u32		ext2:1;
+	u32		ti:1;       /* VLAN Tag Insertion */
+	u32		tci:16;     /* Tag to Insert */
+};
+
+/* TxDesc.OM values */
+#define VMXNET3_OM_NONE		0
+#define VMXNET3_OM_CSUM		2
+#define VMXNET3_OM_TSO		3
+
+/* fields in TxDesc we access w/o using bit fields */
+#define VMXNET3_TXD_EOP_SHIFT	12
+#define VMXNET3_TXD_CQ_SHIFT	13
+#define VMXNET3_TXD_GEN_SHIFT	14
+
+#define VMXNET3_TXD_CQ		(1 << VMXNET3_TXD_CQ_SHIFT)
+#define VMXNET3_TXD_EOP		(1 << VMXNET3_TXD_EOP_SHIFT)
+#define VMXNET3_TXD_GEN		(1 << VMXNET3_TXD_GEN_SHIFT)
+
+#define VMXNET3_HDR_COPY_SIZE   128
+
+
+struct Vmxnet3_TxDataDesc {
+	u8		data[VMXNET3_HDR_COPY_SIZE];
+};
+
+
+struct Vmxnet3_TxCompDesc {
+	u32		txdIdx:12;    /* Index of the EOP TxDesc */
+	u32		ext1:20;
+
+	u32		ext2;
+	u32		ext3;
+
+	u32		rsvd:24;
+	u32		type:7;       /* completion type */
+	u32		gen:1;        /* generation bit */
+};
+
+
+struct Vmxnet3_RxDesc {
+	u64		addr;
+
+	u32		len:14;
+	u32		btype:1;      /* Buffer Type */
+	u32		dtype:1;      /* Descriptor type */
+	u32		rsvd:15;
+	u32		gen:1;        /* Generation bit */
+
+	u32		ext1;
+};
+
+/* values of RXD.BTYPE */
+#define VMXNET3_RXD_BTYPE_HEAD   0    /* head only */
+#define VMXNET3_RXD_BTYPE_BODY   1    /* body only */
+
+/* fields in RxDesc we access w/o using bit fields */
+#define VMXNET3_RXD_BTYPE_SHIFT  14
+#define VMXNET3_RXD_GEN_SHIFT    31
+
+
+struct Vmxnet3_RxCompDesc {
+	u32		rxdIdx:12;    /* Index of the RxDesc */
+	u32		ext1:2;
+	u32		eop:1;        /* End of Packet */
+	u32		sop:1;        /* Start of Packet */
+	u32		rqID:10;      /* rx queue/ring ID */
+	u32		rssType:4;    /* RSS hash type used */
+	u32		cnc:1;        /* Checksum Not Calculated */
+	u32		ext2:1;
+
+	u32		rssHash;      /* RSS hash value */
+
+	u32		len:14;       /* data length */
+	u32		err:1;        /* Error */
+	u32		ts:1;         /* Tag is stripped */
+	u32		tci:16;       /* Tag stripped */
+
+	u32		csum:16;
+	u32		tuc:1;        /* TCP/UDP Checksum Correct */
+	u32		udp:1;        /* UDP packet */
+	u32		tcp:1;        /* TCP packet */
+	u32		ipc:1;        /* IP Checksum Correct */
+	u32		v6:1;         /* IPv6 */
+	u32		v4:1;         /* IPv4 */
+	u32		frg:1;        /* IP Fragment */
+	u32		fcs:1;        /* Frame CRC correct */
+	u32		type:7;       /* completion type */
+	u32		gen:1;        /* generation bit */
+};
+
+/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.dword[3] */
+#define VMXNET3_RCD_TUC_SHIFT	16
+#define VMXNET3_RCD_IPC_SHIFT	19
+
+/* fields in RxCompDesc we access via Vmxnet3_GenericDesc.qword[1] */
+#define VMXNET3_RCD_TYPE_SHIFT	56
+#define VMXNET3_RCD_GEN_SHIFT	63
+
+/* csum OK for TCP/UDP pkts over IP */
+#define VMXNET3_RCD_CSUM_OK (1 << VMXNET3_RCD_TUC_SHIFT | \
+			     1 << VMXNET3_RCD_IPC_SHIFT)
+
+/* value of RxCompDesc.rssType */
+enum {
+	VMXNET3_RCD_RSS_TYPE_NONE     = 0,
+	VMXNET3_RCD_RSS_TYPE_IPV4     = 1,
+	VMXNET3_RCD_RSS_TYPE_TCPIPV4  = 2,
+	VMXNET3_RCD_RSS_TYPE_IPV6     = 3,
+	VMXNET3_RCD_RSS_TYPE_TCPIPV6  = 4,
+};
+
+
+/* a union for accessing all cmd/completion descriptors */
+union Vmxnet3_GenericDesc {
+	u64				qword[2];
+	u32				dword[4];
+	u16				word[8];
+	struct Vmxnet3_TxDesc		txd;
+	struct Vmxnet3_RxDesc		rxd;
+	struct Vmxnet3_TxCompDesc	tcd;
+	struct Vmxnet3_RxCompDesc	rcd;
+};
+
+#define VMXNET3_INIT_GEN       1
+
+/* Max size of a single tx buffer */
+#define VMXNET3_MAX_TX_BUF_SIZE  (1 << 14)
+
+/* # of tx desc needed for a tx buffer size */
+#define VMXNET3_TXD_NEEDED(size) (((size) + VMXNET3_MAX_TX_BUF_SIZE - 1) / \
+				  VMXNET3_MAX_TX_BUF_SIZE)
+
+/* max # of tx descs for a non-tso pkt */
+#define VMXNET3_MAX_TXD_PER_PKT 16
+
+/* Max size of a single rx buffer */
+#define VMXNET3_MAX_RX_BUF_SIZE  ((1 << 14) - 1)
+/* Minimum size of a type 0 buffer */
+#define VMXNET3_MIN_T0_BUF_SIZE  128
+#define VMXNET3_MAX_CSUM_OFFSET  1024
+
+/* Ring base address alignment */
+#define VMXNET3_RING_BA_ALIGN   512
+#define VMXNET3_RING_BA_MASK    (VMXNET3_RING_BA_ALIGN - 1)
+
+/* Ring size must be a multiple of 32 */
+#define VMXNET3_RING_SIZE_ALIGN 32
+#define VMXNET3_RING_SIZE_MASK  (VMXNET3_RING_SIZE_ALIGN - 1)
+
+/* Max ring size */
+#define VMXNET3_TX_RING_MAX_SIZE   4096
+#define VMXNET3_TC_RING_MAX_SIZE   4096
+#define VMXNET3_RX_RING_MAX_SIZE   4096
+#define VMXNET3_RC_RING_MAX_SIZE   8192
+
+/* a list of reasons for queue stop */
+
+enum {
+ VMXNET3_ERR_NOEOP        = 0x80000000,  /* cannot find the EOP desc of a pkt */
+ VMXNET3_ERR_TXD_REUSE    = 0x80000001,  /* reuse TxDesc before tx completion */
+ VMXNET3_ERR_BIG_PKT      = 0x80000002,  /* too many TxDesc for a pkt */
+ VMXNET3_ERR_DESC_NOT_SPT = 0x80000003,  /* descriptor type not supported */
+ VMXNET3_ERR_SMALL_BUF    = 0x80000004,  /* type 0 buffer too small */
+ VMXNET3_ERR_STRESS       = 0x80000005,  /* stress option firing in vmkernel */
+ VMXNET3_ERR_SWITCH       = 0x80000006,  /* mode switch failure */
+ VMXNET3_ERR_TXD_INVALID  = 0x80000007,  /* invalid TxDesc */
+};
+
+/* completion descriptor types */
+#define VMXNET3_CDTYPE_TXCOMP      0    /* Tx Completion Descriptor */
+#define VMXNET3_CDTYPE_RXCOMP      3    /* Rx Completion Descriptor */
+
+enum {
+	VMXNET3_GOS_BITS_UNK    = 0,   /* unknown */
+	VMXNET3_GOS_BITS_32     = 1,
+	VMXNET3_GOS_BITS_64     = 2,
+};
+
+#define VMXNET3_GOS_TYPE_LINUX	1
+
+
+struct Vmxnet3_GOSInfo {
+	u32				gosBits:2;	/* 32-bit or 64-bit? */
+	u32				gosType:4;   /* which guest */
+	u32				gosVer:16;   /* gos version */
+	u32				gosMisc:10;  /* other info about gos */
+};
+
+
+struct Vmxnet3_DriverInfo {
+	u32				version;
+	struct Vmxnet3_GOSInfo		gos;
+	u32				vmxnet3RevSpt;
+	u32				uptVerSpt;
+};
+
+
+#define VMXNET3_REV1_MAGIC  0xbabefee1
+
+/*
+ * QueueDescPA must be 128 bytes aligned. It points to an array of
+ * Vmxnet3_TxQueueDesc followed by an array of Vmxnet3_RxQueueDesc.
+ * The number of Vmxnet3_TxQueueDesc/Vmxnet3_RxQueueDesc are specified by
+ * Vmxnet3_MiscConf.numTxQueues/numRxQueues, respectively.
+ */
+#define VMXNET3_QUEUE_DESC_ALIGN  128
+
+
+struct Vmxnet3_MiscConf {
+	struct Vmxnet3_DriverInfo driverInfo;
+	u64		uptFeatures;
+	u64		ddPA;         /* driver data PA */
+	u64		queueDescPA;  /* queue descriptor table PA */
+	u32		ddLen;        /* driver data len */
+	u32		queueDescLen; /* queue desc. table len in bytes */
+	u32		mtu;
+	u16		maxNumRxSG;
+	u8		numTxQueues;
+	u8		numRxQueues;
+	u32		reserved[4];
+};
+
+
+struct Vmxnet3_TxQueueConf {
+	u64		txRingBasePA;
+	u64		dataRingBasePA;
+	u64		compRingBasePA;
+	u64		ddPA;         /* driver data */
+	u64		reserved;
+	u32		txRingSize;   /* # of tx desc */
+	u32		dataRingSize; /* # of data desc */
+	u32		compRingSize; /* # of comp desc */
+	u32		ddLen;        /* size of driver data */
+	u8		intrIdx;
+	u8		_pad[7];
+};
+
+
+struct Vmxnet3_RxQueueConf {
+	u64		rxRingBasePA[2];
+	u64		compRingBasePA;
+	u64		ddPA;            /* driver data */
+	u64		reserved;
+	u32		rxRingSize[2];   /* # of rx desc */
+	u32		compRingSize;    /* # of rx comp desc */
+	u32		ddLen;           /* size of driver data */
+	u8		intrIdx;
+	u8		_pad[7];
+};
+
+
+enum vmxnet3_intr_mask_mode {
+	VMXNET3_IMM_AUTO   = 0,
+	VMXNET3_IMM_ACTIVE = 1,
+	VMXNET3_IMM_LAZY   = 2
+};
+
+enum vmxnet3_intr_type {
+	VMXNET3_IT_AUTO = 0,
+	VMXNET3_IT_INTX = 1,
+	VMXNET3_IT_MSI  = 2,
+	VMXNET3_IT_MSIX = 3
+};
+
+#define VMXNET3_MAX_TX_QUEUES  8
+#define VMXNET3_MAX_RX_QUEUES  16
+/* addition 1 for events */
+#define VMXNET3_MAX_INTRS      25
+
+
+struct Vmxnet3_IntrConf {
+	bool		autoMask;
+	u8		numIntrs;      /* # of interrupts */
+	u8		eventIntrIdx;
+	u8		modLevels[VMXNET3_MAX_INTRS];	/* moderation level for
+							 * each intr */
+	u32		reserved[3];
+};
+
+/* one bit per VLAN ID, the size is in the units of u32	*/
+#define VMXNET3_VFT_SIZE  (4096 / (sizeof(u32) * 8))
+
+
+struct Vmxnet3_QueueStatus {
+	bool		stopped;
+	u8		_pad[3];
+	u32		error;
+};
+
+
+struct Vmxnet3_TxQueueCtrl {
+	u32		txNumDeferred;
+	u32		txThreshold;
+	u64		reserved;
+};
+
+
+struct Vmxnet3_RxQueueCtrl {
+	bool		updateRxProd;
+	u8		_pad[7];
+	u64		reserved;
+};
+
+enum {
+	VMXNET3_RXM_UCAST     = 0x01,  /* unicast only */
+	VMXNET3_RXM_MCAST     = 0x02,  /* multicast passing the filters */
+	VMXNET3_RXM_BCAST     = 0x04,  /* broadcast only */
+	VMXNET3_RXM_ALL_MULTI = 0x08,  /* all multicast */
+	VMXNET3_RXM_PROMISC   = 0x10  /* promiscuous */
+};
+
+struct Vmxnet3_RxFilterConf {
+	u32		rxMode;       /* VMXNET3_RXM_xxx */
+	u16		mfTableLen;   /* size of the multicast filter table */
+	u16		_pad1;
+	u64		mfTablePA;    /* PA of the multicast filters table */
+	u32		vfTable[VMXNET3_VFT_SIZE]; /* vlan filter */
+};
+
+
+#define VMXNET3_PM_MAX_FILTERS        6
+#define VMXNET3_PM_MAX_PATTERN_SIZE   128
+#define VMXNET3_PM_MAX_MASK_SIZE      (VMXNET3_PM_MAX_PATTERN_SIZE / 8)
+
+#define VMXNET3_PM_WAKEUP_MAGIC       0x01  /* wake up on magic pkts */
+#define VMXNET3_PM_WAKEUP_FILTER      0x02  /* wake up on pkts matching
+					     * filters */
+
+
+struct Vmxnet3_PM_PktFilter {
+	u8		maskSize;
+	u8		patternSize;
+	u8		mask[VMXNET3_PM_MAX_MASK_SIZE];
+	u8		pattern[VMXNET3_PM_MAX_PATTERN_SIZE];
+	u8		pad[6];
+};
+
+
+struct Vmxnet3_PMConf {
+	u16		wakeUpEvents;  /* VMXNET3_PM_WAKEUP_xxx */
+	u8		numFilters;
+	u8		pad[5];
+	struct Vmxnet3_PM_PktFilter filters[VMXNET3_PM_MAX_FILTERS];
+};
+
+
+struct Vmxnet3_VariableLenConfDesc {
+	u32		confVer;
+	u32		confLen;
+	u64		confPA;
+};
+
+
+struct Vmxnet3_TxQueueDesc {
+	struct Vmxnet3_TxQueueCtrl		ctrl;
+	struct Vmxnet3_TxQueueConf		conf;
+
+	/* Driver read after a GET command */
+	struct Vmxnet3_QueueStatus		status;
+	struct UPT1_TxStats			stats;
+	u8					_pad[88]; /* 128 aligned */
+};
+
+
+struct Vmxnet3_RxQueueDesc {
+	struct Vmxnet3_RxQueueCtrl		ctrl;
+	struct Vmxnet3_RxQueueConf		conf;
+	/* Driver read after a GET commad */
+	struct Vmxnet3_QueueStatus		status;
+	struct UPT1_RxStats			stats;
+	u8				      __pad[88]; /* 128 aligned */
+};
+
+
+struct Vmxnet3_DSDevRead {
+	/* read-only region for device, read by dev in response to a SET cmd */
+	struct Vmxnet3_MiscConf			misc;
+	struct Vmxnet3_IntrConf			intrConf;
+	struct Vmxnet3_RxFilterConf		rxFilterConf;
+	struct Vmxnet3_VariableLenConfDesc	rssConfDesc;
+	struct Vmxnet3_VariableLenConfDesc	pmConfDesc;
+	struct Vmxnet3_VariableLenConfDesc	pluginConfDesc;
+};
+
+/* All structures in DriverShared are padded to multiples of 8 bytes */
+struct Vmxnet3_DriverShared {
+	u32				magic;
+	/* make devRead start at 64bit boundaries */
+	u32					pad;
+	struct Vmxnet3_DSDevRead		devRead;
+	u32					ecr;
+	u32					reserved[5];
+};
+
+
+#define VMXNET3_ECR_RQERR       (1 << 0)
+#define VMXNET3_ECR_TQERR       (1 << 1)
+#define VMXNET3_ECR_LINK        (1 << 2)
+#define VMXNET3_ECR_DIC         (1 << 3)
+#define VMXNET3_ECR_DEBUG       (1 << 4)
+
+/* flip the gen bit of a ring */
+#define VMXNET3_FLIP_RING_GEN(gen) ((gen) = (gen) ^ 0x1)
+
+/* only use this if moving the idx won't affect the gen bit */
+#define VMXNET3_INC_RING_IDX_ONLY(idx, ring_size) \
+	do {\
+		(idx)++;\
+		if (unlikely((idx) == (ring_size))) {\
+			(idx) = 0;\
+		} \
+	} while (0)
+
+#define VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid) \
+	(vfTable[vid >> 5] |= (1 << (vid & 31)))
+#define VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid) \
+	(vfTable[vid >> 5] &= ~(1 << (vid & 31)))
+
+#define VMXNET3_VFTABLE_ENTRY_IS_SET(vfTable, vid) \
+	((vfTable[vid >> 5] & (1 << (vid & 31))) != 0)
+
+#define VMXNET3_MAX_MTU     9000
+#define VMXNET3_MIN_MTU     60
+
+#define VMXNET3_LINK_UP         (10000 << 16 | 1)    /* 10 Gbps, up */
+#define VMXNET3_LINK_DOWN       0
+
+#endif /* _VMXNET3_DEFS_H_ */
diff --git a/drivers/net/vmxnet3/vmxnet3_drv.c b/drivers/net/vmxnet3/vmxnet3_drv.c
new file mode 100644
index 000000000000..004353a46af0
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_drv.c
@@ -0,0 +1,2574 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT. See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#include "vmxnet3_int.h"
+
+char vmxnet3_driver_name[] = "vmxnet3";
+#define VMXNET3_DRIVER_DESC "VMware vmxnet3 virtual NIC driver"
+
+
+/*
+ * PCI Device ID Table
+ * Last entry must be all 0s
+ */
+static const struct pci_device_id vmxnet3_pciid_table[] = {
+	{PCI_VDEVICE(VMWARE, PCI_DEVICE_ID_VMWARE_VMXNET3)},
+	{0}
+};
+
+MODULE_DEVICE_TABLE(pci, vmxnet3_pciid_table);
+
+static atomic_t devices_found;
+
+
+/*
+ *    Enable/Disable the given intr
+ */
+static void
+vmxnet3_enable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx)
+{
+	VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 0);
+}
+
+
+static void
+vmxnet3_disable_intr(struct vmxnet3_adapter *adapter, unsigned intr_idx)
+{
+	VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_IMR + intr_idx * 8, 1);
+}
+
+
+/*
+ *    Enable/Disable all intrs used by the device
+ */
+static void
+vmxnet3_enable_all_intrs(struct vmxnet3_adapter *adapter)
+{
+	int i;
+
+	for (i = 0; i < adapter->intr.num_intrs; i++)
+		vmxnet3_enable_intr(adapter, i);
+}
+
+
+static void
+vmxnet3_disable_all_intrs(struct vmxnet3_adapter *adapter)
+{
+	int i;
+
+	for (i = 0; i < adapter->intr.num_intrs; i++)
+		vmxnet3_disable_intr(adapter, i);
+}
+
+
+static void
+vmxnet3_ack_events(struct vmxnet3_adapter *adapter, u32 events)
+{
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_ECR, events);
+}
+
+
+static bool
+vmxnet3_tq_stopped(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+	return netif_queue_stopped(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_start(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+	tq->stopped = false;
+	netif_start_queue(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_wake(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+	tq->stopped = false;
+	netif_wake_queue(adapter->netdev);
+}
+
+
+static void
+vmxnet3_tq_stop(struct vmxnet3_tx_queue *tq, struct vmxnet3_adapter *adapter)
+{
+	tq->stopped = true;
+	tq->num_stop++;
+	netif_stop_queue(adapter->netdev);
+}
+
+
+/*
+ * Check the link state. This may start or stop the tx queue.
+ */
+static void
+vmxnet3_check_link(struct vmxnet3_adapter *adapter)
+{
+	u32 ret;
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_LINK);
+	ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+	adapter->link_speed = ret >> 16;
+	if (ret & 1) { /* Link is up. */
+		printk(KERN_INFO "%s: NIC Link is Up %d Mbps\n",
+		       adapter->netdev->name, adapter->link_speed);
+		if (!netif_carrier_ok(adapter->netdev))
+			netif_carrier_on(adapter->netdev);
+
+		vmxnet3_tq_start(&adapter->tx_queue, adapter);
+	} else {
+		printk(KERN_INFO "%s: NIC Link is Down\n",
+		       adapter->netdev->name);
+		if (netif_carrier_ok(adapter->netdev))
+			netif_carrier_off(adapter->netdev);
+
+		vmxnet3_tq_stop(&adapter->tx_queue, adapter);
+	}
+}
+
+
+static void
+vmxnet3_process_events(struct vmxnet3_adapter *adapter)
+{
+	u32 events = adapter->shared->ecr;
+	if (!events)
+		return;
+
+	vmxnet3_ack_events(adapter, events);
+
+	/* Check if link state has changed */
+	if (events & VMXNET3_ECR_LINK)
+		vmxnet3_check_link(adapter);
+
+	/* Check if there is an error on xmit/recv queues */
+	if (events & (VMXNET3_ECR_TQERR | VMXNET3_ECR_RQERR)) {
+		VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+				       VMXNET3_CMD_GET_QUEUE_STATUS);
+
+		if (adapter->tqd_start->status.stopped) {
+			printk(KERN_ERR "%s: tq error 0x%x\n",
+			       adapter->netdev->name,
+			       adapter->tqd_start->status.error);
+		}
+		if (adapter->rqd_start->status.stopped) {
+			printk(KERN_ERR "%s: rq error 0x%x\n",
+			       adapter->netdev->name,
+			       adapter->rqd_start->status.error);
+		}
+
+		schedule_work(&adapter->work);
+	}
+}
+
+
+static void
+vmxnet3_unmap_tx_buf(struct vmxnet3_tx_buf_info *tbi,
+		     struct pci_dev *pdev)
+{
+	if (tbi->map_type == VMXNET3_MAP_SINGLE)
+		pci_unmap_single(pdev, tbi->dma_addr, tbi->len,
+				 PCI_DMA_TODEVICE);
+	else if (tbi->map_type == VMXNET3_MAP_PAGE)
+		pci_unmap_page(pdev, tbi->dma_addr, tbi->len,
+			       PCI_DMA_TODEVICE);
+	else
+		BUG_ON(tbi->map_type != VMXNET3_MAP_NONE);
+
+	tbi->map_type = VMXNET3_MAP_NONE; /* to help debugging */
+}
+
+
+static int
+vmxnet3_unmap_pkt(u32 eop_idx, struct vmxnet3_tx_queue *tq,
+		  struct pci_dev *pdev,	struct vmxnet3_adapter *adapter)
+{
+	struct sk_buff *skb;
+	int entries = 0;
+
+	/* no out of order completion */
+	BUG_ON(tq->buf_info[eop_idx].sop_idx != tq->tx_ring.next2comp);
+	BUG_ON(tq->tx_ring.base[eop_idx].txd.eop != 1);
+
+	skb = tq->buf_info[eop_idx].skb;
+	BUG_ON(skb == NULL);
+	tq->buf_info[eop_idx].skb = NULL;
+
+	VMXNET3_INC_RING_IDX_ONLY(eop_idx, tq->tx_ring.size);
+
+	while (tq->tx_ring.next2comp != eop_idx) {
+		vmxnet3_unmap_tx_buf(tq->buf_info + tq->tx_ring.next2comp,
+				     pdev);
+
+		/* update next2comp w/o tx_lock. Since we are marking more,
+		 * instead of less, tx ring entries avail, the worst case is
+		 * that the tx routine incorrectly re-queues a pkt due to
+		 * insufficient tx ring entries.
+		 */
+		vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring);
+		entries++;
+	}
+
+	dev_kfree_skb_any(skb);
+	return entries;
+}
+
+
+static int
+vmxnet3_tq_tx_complete(struct vmxnet3_tx_queue *tq,
+			struct vmxnet3_adapter *adapter)
+{
+	int completed = 0;
+	union Vmxnet3_GenericDesc *gdesc;
+
+	gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
+	while (gdesc->tcd.gen == tq->comp_ring.gen) {
+		completed += vmxnet3_unmap_pkt(gdesc->tcd.txdIdx, tq,
+					       adapter->pdev, adapter);
+
+		vmxnet3_comp_ring_adv_next2proc(&tq->comp_ring);
+		gdesc = tq->comp_ring.base + tq->comp_ring.next2proc;
+	}
+
+	if (completed) {
+		spin_lock(&tq->tx_lock);
+		if (unlikely(vmxnet3_tq_stopped(tq, adapter) &&
+			     vmxnet3_cmd_ring_desc_avail(&tq->tx_ring) >
+			     VMXNET3_WAKE_QUEUE_THRESHOLD(tq) &&
+			     netif_carrier_ok(adapter->netdev))) {
+			vmxnet3_tq_wake(tq, adapter);
+		}
+		spin_unlock(&tq->tx_lock);
+	}
+	return completed;
+}
+
+
+static void
+vmxnet3_tq_cleanup(struct vmxnet3_tx_queue *tq,
+		   struct vmxnet3_adapter *adapter)
+{
+	int i;
+
+	while (tq->tx_ring.next2comp != tq->tx_ring.next2fill) {
+		struct vmxnet3_tx_buf_info *tbi;
+		union Vmxnet3_GenericDesc *gdesc;
+
+		tbi = tq->buf_info + tq->tx_ring.next2comp;
+		gdesc = tq->tx_ring.base + tq->tx_ring.next2comp;
+
+		vmxnet3_unmap_tx_buf(tbi, adapter->pdev);
+		if (tbi->skb) {
+			dev_kfree_skb_any(tbi->skb);
+			tbi->skb = NULL;
+		}
+		vmxnet3_cmd_ring_adv_next2comp(&tq->tx_ring);
+	}
+
+	/* sanity check, verify all buffers are indeed unmapped and freed */
+	for (i = 0; i < tq->tx_ring.size; i++) {
+		BUG_ON(tq->buf_info[i].skb != NULL ||
+		       tq->buf_info[i].map_type != VMXNET3_MAP_NONE);
+	}
+
+	tq->tx_ring.gen = VMXNET3_INIT_GEN;
+	tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0;
+
+	tq->comp_ring.gen = VMXNET3_INIT_GEN;
+	tq->comp_ring.next2proc = 0;
+}
+
+
+void
+vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq,
+		   struct vmxnet3_adapter *adapter)
+{
+	if (tq->tx_ring.base) {
+		pci_free_consistent(adapter->pdev, tq->tx_ring.size *
+				    sizeof(struct Vmxnet3_TxDesc),
+				    tq->tx_ring.base, tq->tx_ring.basePA);
+		tq->tx_ring.base = NULL;
+	}
+	if (tq->data_ring.base) {
+		pci_free_consistent(adapter->pdev, tq->data_ring.size *
+				    sizeof(struct Vmxnet3_TxDataDesc),
+				    tq->data_ring.base, tq->data_ring.basePA);
+		tq->data_ring.base = NULL;
+	}
+	if (tq->comp_ring.base) {
+		pci_free_consistent(adapter->pdev, tq->comp_ring.size *
+				    sizeof(struct Vmxnet3_TxCompDesc),
+				    tq->comp_ring.base, tq->comp_ring.basePA);
+		tq->comp_ring.base = NULL;
+	}
+	kfree(tq->buf_info);
+	tq->buf_info = NULL;
+}
+
+
+static void
+vmxnet3_tq_init(struct vmxnet3_tx_queue *tq,
+		struct vmxnet3_adapter *adapter)
+{
+	int i;
+
+	/* reset the tx ring contents to 0 and reset the tx ring states */
+	memset(tq->tx_ring.base, 0, tq->tx_ring.size *
+	       sizeof(struct Vmxnet3_TxDesc));
+	tq->tx_ring.next2fill = tq->tx_ring.next2comp = 0;
+	tq->tx_ring.gen = VMXNET3_INIT_GEN;
+
+	memset(tq->data_ring.base, 0, tq->data_ring.size *
+	       sizeof(struct Vmxnet3_TxDataDesc));
+
+	/* reset the tx comp ring contents to 0 and reset comp ring states */
+	memset(tq->comp_ring.base, 0, tq->comp_ring.size *
+	       sizeof(struct Vmxnet3_TxCompDesc));
+	tq->comp_ring.next2proc = 0;
+	tq->comp_ring.gen = VMXNET3_INIT_GEN;
+
+	/* reset the bookkeeping data */
+	memset(tq->buf_info, 0, sizeof(tq->buf_info[0]) * tq->tx_ring.size);
+	for (i = 0; i < tq->tx_ring.size; i++)
+		tq->buf_info[i].map_type = VMXNET3_MAP_NONE;
+
+	/* stats are not reset */
+}
+
+
+static int
+vmxnet3_tq_create(struct vmxnet3_tx_queue *tq,
+		  struct vmxnet3_adapter *adapter)
+{
+	BUG_ON(tq->tx_ring.base || tq->data_ring.base ||
+	       tq->comp_ring.base || tq->buf_info);
+
+	tq->tx_ring.base = pci_alloc_consistent(adapter->pdev, tq->tx_ring.size
+			   * sizeof(struct Vmxnet3_TxDesc),
+			   &tq->tx_ring.basePA);
+	if (!tq->tx_ring.base) {
+		printk(KERN_ERR "%s: failed to allocate tx ring\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+
+	tq->data_ring.base = pci_alloc_consistent(adapter->pdev,
+			     tq->data_ring.size *
+			     sizeof(struct Vmxnet3_TxDataDesc),
+			     &tq->data_ring.basePA);
+	if (!tq->data_ring.base) {
+		printk(KERN_ERR "%s: failed to allocate data ring\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+
+	tq->comp_ring.base = pci_alloc_consistent(adapter->pdev,
+			     tq->comp_ring.size *
+			     sizeof(struct Vmxnet3_TxCompDesc),
+			     &tq->comp_ring.basePA);
+	if (!tq->comp_ring.base) {
+		printk(KERN_ERR "%s: failed to allocate tx comp ring\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+
+	tq->buf_info = kcalloc(tq->tx_ring.size, sizeof(tq->buf_info[0]),
+			       GFP_KERNEL);
+	if (!tq->buf_info) {
+		printk(KERN_ERR "%s: failed to allocate tx bufinfo\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+
+	return 0;
+
+err:
+	vmxnet3_tq_destroy(tq, adapter);
+	return -ENOMEM;
+}
+
+
+/*
+ *    starting from ring->next2fill, allocate rx buffers for the given ring
+ *    of the rx queue and update the rx desc. stop after @num_to_alloc buffers
+ *    are allocated or allocation fails
+ */
+
+static int
+vmxnet3_rq_alloc_rx_buf(struct vmxnet3_rx_queue *rq, u32 ring_idx,
+			int num_to_alloc, struct vmxnet3_adapter *adapter)
+{
+	int num_allocated = 0;
+	struct vmxnet3_rx_buf_info *rbi_base = rq->buf_info[ring_idx];
+	struct vmxnet3_cmd_ring *ring = &rq->rx_ring[ring_idx];
+	u32 val;
+
+	while (num_allocated < num_to_alloc) {
+		struct vmxnet3_rx_buf_info *rbi;
+		union Vmxnet3_GenericDesc *gd;
+
+		rbi = rbi_base + ring->next2fill;
+		gd = ring->base + ring->next2fill;
+
+		if (rbi->buf_type == VMXNET3_RX_BUF_SKB) {
+			if (rbi->skb == NULL) {
+				rbi->skb = dev_alloc_skb(rbi->len +
+							 NET_IP_ALIGN);
+				if (unlikely(rbi->skb == NULL)) {
+					rq->stats.rx_buf_alloc_failure++;
+					break;
+				}
+				rbi->skb->dev = adapter->netdev;
+
+				skb_reserve(rbi->skb, NET_IP_ALIGN);
+				rbi->dma_addr = pci_map_single(adapter->pdev,
+						rbi->skb->data, rbi->len,
+						PCI_DMA_FROMDEVICE);
+			} else {
+				/* rx buffer skipped by the device */
+			}
+			val = VMXNET3_RXD_BTYPE_HEAD << VMXNET3_RXD_BTYPE_SHIFT;
+		} else {
+			BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_PAGE ||
+			       rbi->len  != PAGE_SIZE);
+
+			if (rbi->page == NULL) {
+				rbi->page = alloc_page(GFP_ATOMIC);
+				if (unlikely(rbi->page == NULL)) {
+					rq->stats.rx_buf_alloc_failure++;
+					break;
+				}
+				rbi->dma_addr = pci_map_page(adapter->pdev,
+						rbi->page, 0, PAGE_SIZE,
+						PCI_DMA_FROMDEVICE);
+			} else {
+				/* rx buffers skipped by the device */
+			}
+			val = VMXNET3_RXD_BTYPE_BODY << VMXNET3_RXD_BTYPE_SHIFT;
+		}
+
+		BUG_ON(rbi->dma_addr == 0);
+		gd->rxd.addr = rbi->dma_addr;
+		gd->dword[2] = (ring->gen << VMXNET3_RXD_GEN_SHIFT) | val |
+				rbi->len;
+
+		num_allocated++;
+		vmxnet3_cmd_ring_adv_next2fill(ring);
+	}
+	rq->uncommitted[ring_idx] += num_allocated;
+
+	dev_dbg(&adapter->netdev->dev,
+		"alloc_rx_buf: %d allocated, next2fill %u, next2comp "
+		"%u, uncommited %u\n", num_allocated, ring->next2fill,
+		ring->next2comp, rq->uncommitted[ring_idx]);
+
+	/* so that the device can distinguish a full ring and an empty ring */
+	BUG_ON(num_allocated != 0 && ring->next2fill == ring->next2comp);
+
+	return num_allocated;
+}
+
+
+static void
+vmxnet3_append_frag(struct sk_buff *skb, struct Vmxnet3_RxCompDesc *rcd,
+		    struct vmxnet3_rx_buf_info *rbi)
+{
+	struct skb_frag_struct *frag = skb_shinfo(skb)->frags +
+		skb_shinfo(skb)->nr_frags;
+
+	BUG_ON(skb_shinfo(skb)->nr_frags >= MAX_SKB_FRAGS);
+
+	frag->page = rbi->page;
+	frag->page_offset = 0;
+	frag->size = rcd->len;
+	skb->data_len += frag->size;
+	skb_shinfo(skb)->nr_frags++;
+}
+
+
+static void
+vmxnet3_map_pkt(struct sk_buff *skb, struct vmxnet3_tx_ctx *ctx,
+		struct vmxnet3_tx_queue *tq, struct pci_dev *pdev,
+		struct vmxnet3_adapter *adapter)
+{
+	u32 dw2, len;
+	unsigned long buf_offset;
+	int i;
+	union Vmxnet3_GenericDesc *gdesc;
+	struct vmxnet3_tx_buf_info *tbi = NULL;
+
+	BUG_ON(ctx->copy_size > skb_headlen(skb));
+
+	/* use the previous gen bit for the SOP desc */
+	dw2 = (tq->tx_ring.gen ^ 0x1) << VMXNET3_TXD_GEN_SHIFT;
+
+	ctx->sop_txd = tq->tx_ring.base + tq->tx_ring.next2fill;
+	gdesc = ctx->sop_txd; /* both loops below can be skipped */
+
+	/* no need to map the buffer if headers are copied */
+	if (ctx->copy_size) {
+		ctx->sop_txd->txd.addr = tq->data_ring.basePA +
+					tq->tx_ring.next2fill *
+					sizeof(struct Vmxnet3_TxDataDesc);
+		ctx->sop_txd->dword[2] = dw2 | ctx->copy_size;
+		ctx->sop_txd->dword[3] = 0;
+
+		tbi = tq->buf_info + tq->tx_ring.next2fill;
+		tbi->map_type = VMXNET3_MAP_NONE;
+
+		dev_dbg(&adapter->netdev->dev,
+			"txd[%u]: 0x%Lx 0x%x 0x%x\n",
+			tq->tx_ring.next2fill, ctx->sop_txd->txd.addr,
+			ctx->sop_txd->dword[2], ctx->sop_txd->dword[3]);
+		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+
+		/* use the right gen for non-SOP desc */
+		dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+	}
+
+	/* linear part can use multiple tx desc if it's big */
+	len = skb_headlen(skb) - ctx->copy_size;
+	buf_offset = ctx->copy_size;
+	while (len) {
+		u32 buf_size;
+
+		buf_size = len > VMXNET3_MAX_TX_BUF_SIZE ?
+			   VMXNET3_MAX_TX_BUF_SIZE : len;
+
+		tbi = tq->buf_info + tq->tx_ring.next2fill;
+		tbi->map_type = VMXNET3_MAP_SINGLE;
+		tbi->dma_addr = pci_map_single(adapter->pdev,
+				skb->data + buf_offset, buf_size,
+				PCI_DMA_TODEVICE);
+
+		tbi->len = buf_size; /* this automatically convert 2^14 to 0 */
+
+		gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
+		BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
+
+		gdesc->txd.addr = tbi->dma_addr;
+		gdesc->dword[2] = dw2 | buf_size;
+		gdesc->dword[3] = 0;
+
+		dev_dbg(&adapter->netdev->dev,
+			"txd[%u]: 0x%Lx 0x%x 0x%x\n",
+			tq->tx_ring.next2fill, gdesc->txd.addr,
+			gdesc->dword[2], gdesc->dword[3]);
+		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+		dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+
+		len -= buf_size;
+		buf_offset += buf_size;
+	}
+
+	for (i = 0; i < skb_shinfo(skb)->nr_frags; i++) {
+		struct skb_frag_struct *frag = &skb_shinfo(skb)->frags[i];
+
+		tbi = tq->buf_info + tq->tx_ring.next2fill;
+		tbi->map_type = VMXNET3_MAP_PAGE;
+		tbi->dma_addr = pci_map_page(adapter->pdev, frag->page,
+					     frag->page_offset, frag->size,
+					     PCI_DMA_TODEVICE);
+
+		tbi->len = frag->size;
+
+		gdesc = tq->tx_ring.base + tq->tx_ring.next2fill;
+		BUG_ON(gdesc->txd.gen == tq->tx_ring.gen);
+
+		gdesc->txd.addr = tbi->dma_addr;
+		gdesc->dword[2] = dw2 | frag->size;
+		gdesc->dword[3] = 0;
+
+		dev_dbg(&adapter->netdev->dev,
+			"txd[%u]: 0x%llu %u %u\n",
+			tq->tx_ring.next2fill, gdesc->txd.addr,
+			gdesc->dword[2], gdesc->dword[3]);
+		vmxnet3_cmd_ring_adv_next2fill(&tq->tx_ring);
+		dw2 = tq->tx_ring.gen << VMXNET3_TXD_GEN_SHIFT;
+	}
+
+	ctx->eop_txd = gdesc;
+
+	/* set the last buf_info for the pkt */
+	tbi->skb = skb;
+	tbi->sop_idx = ctx->sop_txd - tq->tx_ring.base;
+}
+
+
+/*
+ *    parse and copy relevant protocol headers:
+ *      For a tso pkt, relevant headers are L2/3/4 including options
+ *      For a pkt requesting csum offloading, they are L2/3 and may include L4
+ *      if it's a TCP/UDP pkt
+ *
+ * Returns:
+ *    -1:  error happens during parsing
+ *     0:  protocol headers parsed, but too big to be copied
+ *     1:  protocol headers parsed and copied
+ *
+ * Other effects:
+ *    1. related *ctx fields are updated.
+ *    2. ctx->copy_size is # of bytes copied
+ *    3. the portion copied is guaranteed to be in the linear part
+ *
+ */
+static int
+vmxnet3_parse_and_copy_hdr(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
+			   struct vmxnet3_tx_ctx *ctx,
+			   struct vmxnet3_adapter *adapter)
+{
+	struct Vmxnet3_TxDataDesc *tdd;
+
+	if (ctx->mss) {
+		ctx->eth_ip_hdr_size = skb_transport_offset(skb);
+		ctx->l4_hdr_size = ((struct tcphdr *)
+				   skb_transport_header(skb))->doff * 4;
+		ctx->copy_size = ctx->eth_ip_hdr_size + ctx->l4_hdr_size;
+	} else {
+		unsigned int pull_size;
+
+		if (skb->ip_summed == CHECKSUM_PARTIAL) {
+			ctx->eth_ip_hdr_size = skb_transport_offset(skb);
+
+			if (ctx->ipv4) {
+				struct iphdr *iph = (struct iphdr *)
+						    skb_network_header(skb);
+				if (iph->protocol == IPPROTO_TCP) {
+					pull_size = ctx->eth_ip_hdr_size +
+						    sizeof(struct tcphdr);
+
+					if (unlikely(!pskb_may_pull(skb,
+								pull_size))) {
+						goto err;
+					}
+					ctx->l4_hdr_size = ((struct tcphdr *)
+					   skb_transport_header(skb))->doff * 4;
+				} else if (iph->protocol == IPPROTO_UDP) {
+					ctx->l4_hdr_size =
+							sizeof(struct udphdr);
+				} else {
+					ctx->l4_hdr_size = 0;
+				}
+			} else {
+				/* for simplicity, don't copy L4 headers */
+				ctx->l4_hdr_size = 0;
+			}
+			ctx->copy_size = ctx->eth_ip_hdr_size +
+					 ctx->l4_hdr_size;
+		} else {
+			ctx->eth_ip_hdr_size = 0;
+			ctx->l4_hdr_size = 0;
+			/* copy as much as allowed */
+			ctx->copy_size = min((unsigned int)VMXNET3_HDR_COPY_SIZE
+					     , skb_headlen(skb));
+		}
+
+		/* make sure headers are accessible directly */
+		if (unlikely(!pskb_may_pull(skb, ctx->copy_size)))
+			goto err;
+	}
+
+	if (unlikely(ctx->copy_size > VMXNET3_HDR_COPY_SIZE)) {
+		tq->stats.oversized_hdr++;
+		ctx->copy_size = 0;
+		return 0;
+	}
+
+	tdd = tq->data_ring.base + tq->tx_ring.next2fill;
+
+	memcpy(tdd->data, skb->data, ctx->copy_size);
+	dev_dbg(&adapter->netdev->dev,
+		"copy %u bytes to dataRing[%u]\n",
+		ctx->copy_size, tq->tx_ring.next2fill);
+	return 1;
+
+err:
+	return -1;
+}
+
+
+static void
+vmxnet3_prepare_tso(struct sk_buff *skb,
+		    struct vmxnet3_tx_ctx *ctx)
+{
+	struct tcphdr *tcph = (struct tcphdr *)skb_transport_header(skb);
+	if (ctx->ipv4) {
+		struct iphdr *iph = (struct iphdr *)skb_network_header(skb);
+		iph->check = 0;
+		tcph->check = ~csum_tcpudp_magic(iph->saddr, iph->daddr, 0,
+						 IPPROTO_TCP, 0);
+	} else {
+		struct ipv6hdr *iph = (struct ipv6hdr *)skb_network_header(skb);
+		tcph->check = ~csum_ipv6_magic(&iph->saddr, &iph->daddr, 0,
+					       IPPROTO_TCP, 0);
+	}
+}
+
+
+/*
+ * Transmits a pkt thru a given tq
+ * Returns:
+ *    NETDEV_TX_OK:      descriptors are setup successfully
+ *    NETDEV_TX_OK:      error occured, the pkt is dropped
+ *    NETDEV_TX_BUSY:    tx ring is full, queue is stopped
+ *
+ * Side-effects:
+ *    1. tx ring may be changed
+ *    2. tq stats may be updated accordingly
+ *    3. shared->txNumDeferred may be updated
+ */
+
+static int
+vmxnet3_tq_xmit(struct sk_buff *skb, struct vmxnet3_tx_queue *tq,
+		struct vmxnet3_adapter *adapter, struct net_device *netdev)
+{
+	int ret;
+	u32 count;
+	unsigned long flags;
+	struct vmxnet3_tx_ctx ctx;
+	union Vmxnet3_GenericDesc *gdesc;
+
+	/* conservatively estimate # of descriptors to use */
+	count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) +
+		skb_shinfo(skb)->nr_frags + 1;
+
+	ctx.ipv4 = (skb->protocol == __constant_ntohs(ETH_P_IP));
+
+	ctx.mss = skb_shinfo(skb)->gso_size;
+	if (ctx.mss) {
+		if (skb_header_cloned(skb)) {
+			if (unlikely(pskb_expand_head(skb, 0, 0,
+						      GFP_ATOMIC) != 0)) {
+				tq->stats.drop_tso++;
+				goto drop_pkt;
+			}
+			tq->stats.copy_skb_header++;
+		}
+		vmxnet3_prepare_tso(skb, &ctx);
+	} else {
+		if (unlikely(count > VMXNET3_MAX_TXD_PER_PKT)) {
+
+			/* non-tso pkts must not use more than
+			 * VMXNET3_MAX_TXD_PER_PKT entries
+			 */
+			if (skb_linearize(skb) != 0) {
+				tq->stats.drop_too_many_frags++;
+				goto drop_pkt;
+			}
+			tq->stats.linearized++;
+
+			/* recalculate the # of descriptors to use */
+			count = VMXNET3_TXD_NEEDED(skb_headlen(skb)) + 1;
+		}
+	}
+
+	ret = vmxnet3_parse_and_copy_hdr(skb, tq, &ctx, adapter);
+	if (ret >= 0) {
+		BUG_ON(ret <= 0 && ctx.copy_size != 0);
+		/* hdrs parsed, check against other limits */
+		if (ctx.mss) {
+			if (unlikely(ctx.eth_ip_hdr_size + ctx.l4_hdr_size >
+				     VMXNET3_MAX_TX_BUF_SIZE)) {
+				goto hdr_too_big;
+			}
+		} else {
+			if (skb->ip_summed == CHECKSUM_PARTIAL) {
+				if (unlikely(ctx.eth_ip_hdr_size +
+					     skb->csum_offset >
+					     VMXNET3_MAX_CSUM_OFFSET)) {
+					goto hdr_too_big;
+				}
+			}
+		}
+	} else {
+		tq->stats.drop_hdr_inspect_err++;
+		goto drop_pkt;
+	}
+
+	spin_lock_irqsave(&tq->tx_lock, flags);
+
+	if (count > vmxnet3_cmd_ring_desc_avail(&tq->tx_ring)) {
+		tq->stats.tx_ring_full++;
+		dev_dbg(&adapter->netdev->dev,
+			"tx queue stopped on %s, next2comp %u"
+			" next2fill %u\n", adapter->netdev->name,
+			tq->tx_ring.next2comp, tq->tx_ring.next2fill);
+
+		vmxnet3_tq_stop(tq, adapter);
+		spin_unlock_irqrestore(&tq->tx_lock, flags);
+		return NETDEV_TX_BUSY;
+	}
+
+	/* fill tx descs related to addr & len */
+	vmxnet3_map_pkt(skb, &ctx, tq, adapter->pdev, adapter);
+
+	/* setup the EOP desc */
+	ctx.eop_txd->dword[3] = VMXNET3_TXD_CQ | VMXNET3_TXD_EOP;
+
+	/* setup the SOP desc */
+	gdesc = ctx.sop_txd;
+	if (ctx.mss) {
+		gdesc->txd.hlen = ctx.eth_ip_hdr_size + ctx.l4_hdr_size;
+		gdesc->txd.om = VMXNET3_OM_TSO;
+		gdesc->txd.msscof = ctx.mss;
+		tq->shared->txNumDeferred += (skb->len - gdesc->txd.hlen +
+					     ctx.mss - 1) / ctx.mss;
+	} else {
+		if (skb->ip_summed == CHECKSUM_PARTIAL) {
+			gdesc->txd.hlen = ctx.eth_ip_hdr_size;
+			gdesc->txd.om = VMXNET3_OM_CSUM;
+			gdesc->txd.msscof = ctx.eth_ip_hdr_size +
+					    skb->csum_offset;
+		} else {
+			gdesc->txd.om = 0;
+			gdesc->txd.msscof = 0;
+		}
+		tq->shared->txNumDeferred++;
+	}
+
+	if (vlan_tx_tag_present(skb)) {
+		gdesc->txd.ti = 1;
+		gdesc->txd.tci = vlan_tx_tag_get(skb);
+	}
+
+	wmb();
+
+	/* finally flips the GEN bit of the SOP desc */
+	gdesc->dword[2] ^= VMXNET3_TXD_GEN;
+	dev_dbg(&adapter->netdev->dev,
+		"txd[%u]: SOP 0x%Lx 0x%x 0x%x\n",
+		(u32)((union Vmxnet3_GenericDesc *)ctx.sop_txd -
+		tq->tx_ring.base), gdesc->txd.addr, gdesc->dword[2],
+		gdesc->dword[3]);
+
+	spin_unlock_irqrestore(&tq->tx_lock, flags);
+
+	if (tq->shared->txNumDeferred >= tq->shared->txThreshold) {
+		tq->shared->txNumDeferred = 0;
+		VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_TXPROD,
+				       tq->tx_ring.next2fill);
+	}
+	netdev->trans_start = jiffies;
+
+	return NETDEV_TX_OK;
+
+hdr_too_big:
+	tq->stats.drop_oversized_hdr++;
+drop_pkt:
+	tq->stats.drop_total++;
+	dev_kfree_skb(skb);
+	return NETDEV_TX_OK;
+}
+
+
+static netdev_tx_t
+vmxnet3_xmit_frame(struct sk_buff *skb, struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	struct vmxnet3_tx_queue *tq = &adapter->tx_queue;
+
+	return vmxnet3_tq_xmit(skb, tq, adapter, netdev);
+}
+
+
+static void
+vmxnet3_rx_csum(struct vmxnet3_adapter *adapter,
+		struct sk_buff *skb,
+		union Vmxnet3_GenericDesc *gdesc)
+{
+	if (!gdesc->rcd.cnc && adapter->rxcsum) {
+		/* typical case: TCP/UDP over IP and both csums are correct */
+		if ((gdesc->dword[3] & VMXNET3_RCD_CSUM_OK) ==
+							VMXNET3_RCD_CSUM_OK) {
+			skb->ip_summed = CHECKSUM_UNNECESSARY;
+			BUG_ON(!(gdesc->rcd.tcp || gdesc->rcd.udp));
+			BUG_ON(!(gdesc->rcd.v4  || gdesc->rcd.v6));
+			BUG_ON(gdesc->rcd.frg);
+		} else {
+			if (gdesc->rcd.csum) {
+				skb->csum = htons(gdesc->rcd.csum);
+				skb->ip_summed = CHECKSUM_PARTIAL;
+			} else {
+				skb->ip_summed = CHECKSUM_NONE;
+			}
+		}
+	} else {
+		skb->ip_summed = CHECKSUM_NONE;
+	}
+}
+
+
+static void
+vmxnet3_rx_error(struct vmxnet3_rx_queue *rq, struct Vmxnet3_RxCompDesc *rcd,
+		 struct vmxnet3_rx_ctx *ctx,  struct vmxnet3_adapter *adapter)
+{
+	rq->stats.drop_err++;
+	if (!rcd->fcs)
+		rq->stats.drop_fcs++;
+
+	rq->stats.drop_total++;
+
+	/*
+	 * We do not unmap and chain the rx buffer to the skb.
+	 * We basically pretend this buffer is not used and will be recycled
+	 * by vmxnet3_rq_alloc_rx_buf()
+	 */
+
+	/*
+	 * ctx->skb may be NULL if this is the first and the only one
+	 * desc for the pkt
+	 */
+	if (ctx->skb)
+		dev_kfree_skb_irq(ctx->skb);
+
+	ctx->skb = NULL;
+}
+
+
+static int
+vmxnet3_rq_rx_complete(struct vmxnet3_rx_queue *rq,
+		       struct vmxnet3_adapter *adapter, int quota)
+{
+	static u32 rxprod_reg[2] = {VMXNET3_REG_RXPROD, VMXNET3_REG_RXPROD2};
+	u32 num_rxd = 0;
+	struct Vmxnet3_RxCompDesc *rcd;
+	struct vmxnet3_rx_ctx *ctx = &rq->rx_ctx;
+
+	rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd;
+	while (rcd->gen == rq->comp_ring.gen) {
+		struct vmxnet3_rx_buf_info *rbi;
+		struct sk_buff *skb;
+		int num_to_alloc;
+		struct Vmxnet3_RxDesc *rxd;
+		u32 idx, ring_idx;
+
+		if (num_rxd >= quota) {
+			/* we may stop even before we see the EOP desc of
+			 * the current pkt
+			 */
+			break;
+		}
+		num_rxd++;
+
+		idx = rcd->rxdIdx;
+		ring_idx = rcd->rqID == rq->qid ? 0 : 1;
+
+		rxd = &rq->rx_ring[ring_idx].base[idx].rxd;
+		rbi = rq->buf_info[ring_idx] + idx;
+
+		BUG_ON(rxd->addr != rbi->dma_addr || rxd->len != rbi->len);
+
+		if (unlikely(rcd->eop && rcd->err)) {
+			vmxnet3_rx_error(rq, rcd, ctx, adapter);
+			goto rcd_done;
+		}
+
+		if (rcd->sop) { /* first buf of the pkt */
+			BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_HEAD ||
+			       rcd->rqID != rq->qid);
+
+			BUG_ON(rbi->buf_type != VMXNET3_RX_BUF_SKB);
+			BUG_ON(ctx->skb != NULL || rbi->skb == NULL);
+
+			if (unlikely(rcd->len == 0)) {
+				/* Pretend the rx buffer is skipped. */
+				BUG_ON(!(rcd->sop && rcd->eop));
+				dev_dbg(&adapter->netdev->dev,
+					"rxRing[%u][%u] 0 length\n",
+					ring_idx, idx);
+				goto rcd_done;
+			}
+
+			ctx->skb = rbi->skb;
+			rbi->skb = NULL;
+
+			pci_unmap_single(adapter->pdev, rbi->dma_addr, rbi->len,
+					 PCI_DMA_FROMDEVICE);
+
+			skb_put(ctx->skb, rcd->len);
+		} else {
+			BUG_ON(ctx->skb == NULL);
+			/* non SOP buffer must be type 1 in most cases */
+			if (rbi->buf_type == VMXNET3_RX_BUF_PAGE) {
+				BUG_ON(rxd->btype != VMXNET3_RXD_BTYPE_BODY);
+
+				if (rcd->len) {
+					pci_unmap_page(adapter->pdev,
+						       rbi->dma_addr, rbi->len,
+						       PCI_DMA_FROMDEVICE);
+
+					vmxnet3_append_frag(ctx->skb, rcd, rbi);
+					rbi->page = NULL;
+				}
+			} else {
+				/*
+				 * The only time a non-SOP buffer is type 0 is
+				 * when it's EOP and error flag is raised, which
+				 * has already been handled.
+				 */
+				BUG_ON(true);
+			}
+		}
+
+		skb = ctx->skb;
+		if (rcd->eop) {
+			skb->len += skb->data_len;
+			skb->truesize += skb->data_len;
+
+			vmxnet3_rx_csum(adapter, skb,
+					(union Vmxnet3_GenericDesc *)rcd);
+			skb->protocol = eth_type_trans(skb, adapter->netdev);
+
+			if (unlikely(adapter->vlan_grp && rcd->ts)) {
+				vlan_hwaccel_receive_skb(skb,
+						adapter->vlan_grp, rcd->tci);
+			} else {
+				netif_receive_skb(skb);
+			}
+
+			adapter->netdev->last_rx = jiffies;
+			ctx->skb = NULL;
+		}
+
+rcd_done:
+		/* device may skip some rx descs */
+		rq->rx_ring[ring_idx].next2comp = idx;
+		VMXNET3_INC_RING_IDX_ONLY(rq->rx_ring[ring_idx].next2comp,
+					  rq->rx_ring[ring_idx].size);
+
+		/* refill rx buffers frequently to avoid starving the h/w */
+		num_to_alloc = vmxnet3_cmd_ring_desc_avail(rq->rx_ring +
+							   ring_idx);
+		if (unlikely(num_to_alloc > VMXNET3_RX_ALLOC_THRESHOLD(rq,
+							ring_idx, adapter))) {
+			vmxnet3_rq_alloc_rx_buf(rq, ring_idx, num_to_alloc,
+						adapter);
+
+			/* if needed, update the register */
+			if (unlikely(rq->shared->updateRxProd)) {
+				VMXNET3_WRITE_BAR0_REG(adapter,
+					rxprod_reg[ring_idx] + rq->qid * 8,
+					rq->rx_ring[ring_idx].next2fill);
+				rq->uncommitted[ring_idx] = 0;
+			}
+		}
+
+		vmxnet3_comp_ring_adv_next2proc(&rq->comp_ring);
+		rcd = &rq->comp_ring.base[rq->comp_ring.next2proc].rcd;
+	}
+
+	return num_rxd;
+}
+
+
+static void
+vmxnet3_rq_cleanup(struct vmxnet3_rx_queue *rq,
+		   struct vmxnet3_adapter *adapter)
+{
+	u32 i, ring_idx;
+	struct Vmxnet3_RxDesc *rxd;
+
+	for (ring_idx = 0; ring_idx < 2; ring_idx++) {
+		for (i = 0; i < rq->rx_ring[ring_idx].size; i++) {
+			rxd = &rq->rx_ring[ring_idx].base[i].rxd;
+
+			if (rxd->btype == VMXNET3_RXD_BTYPE_HEAD &&
+					rq->buf_info[ring_idx][i].skb) {
+				pci_unmap_single(adapter->pdev, rxd->addr,
+						 rxd->len, PCI_DMA_FROMDEVICE);
+				dev_kfree_skb(rq->buf_info[ring_idx][i].skb);
+				rq->buf_info[ring_idx][i].skb = NULL;
+			} else if (rxd->btype == VMXNET3_RXD_BTYPE_BODY &&
+					rq->buf_info[ring_idx][i].page) {
+				pci_unmap_page(adapter->pdev, rxd->addr,
+					       rxd->len, PCI_DMA_FROMDEVICE);
+				put_page(rq->buf_info[ring_idx][i].page);
+				rq->buf_info[ring_idx][i].page = NULL;
+			}
+		}
+
+		rq->rx_ring[ring_idx].gen = VMXNET3_INIT_GEN;
+		rq->rx_ring[ring_idx].next2fill =
+					rq->rx_ring[ring_idx].next2comp = 0;
+		rq->uncommitted[ring_idx] = 0;
+	}
+
+	rq->comp_ring.gen = VMXNET3_INIT_GEN;
+	rq->comp_ring.next2proc = 0;
+}
+
+
+void vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq,
+			struct vmxnet3_adapter *adapter)
+{
+	int i;
+	int j;
+
+	/* all rx buffers must have already been freed */
+	for (i = 0; i < 2; i++) {
+		if (rq->buf_info[i]) {
+			for (j = 0; j < rq->rx_ring[i].size; j++)
+				BUG_ON(rq->buf_info[i][j].page != NULL);
+		}
+	}
+
+
+	kfree(rq->buf_info[0]);
+
+	for (i = 0; i < 2; i++) {
+		if (rq->rx_ring[i].base) {
+			pci_free_consistent(adapter->pdev, rq->rx_ring[i].size
+					    * sizeof(struct Vmxnet3_RxDesc),
+					    rq->rx_ring[i].base,
+					    rq->rx_ring[i].basePA);
+			rq->rx_ring[i].base = NULL;
+		}
+		rq->buf_info[i] = NULL;
+	}
+
+	if (rq->comp_ring.base) {
+		pci_free_consistent(adapter->pdev, rq->comp_ring.size *
+				    sizeof(struct Vmxnet3_RxCompDesc),
+				    rq->comp_ring.base, rq->comp_ring.basePA);
+		rq->comp_ring.base = NULL;
+	}
+}
+
+
+static int
+vmxnet3_rq_init(struct vmxnet3_rx_queue *rq,
+		struct vmxnet3_adapter  *adapter)
+{
+	int i;
+
+	/* initialize buf_info */
+	for (i = 0; i < rq->rx_ring[0].size; i++) {
+
+		/* 1st buf for a pkt is skbuff */
+		if (i % adapter->rx_buf_per_pkt == 0) {
+			rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_SKB;
+			rq->buf_info[0][i].len = adapter->skb_buf_size;
+		} else { /* subsequent bufs for a pkt is frag */
+			rq->buf_info[0][i].buf_type = VMXNET3_RX_BUF_PAGE;
+			rq->buf_info[0][i].len = PAGE_SIZE;
+		}
+	}
+	for (i = 0; i < rq->rx_ring[1].size; i++) {
+		rq->buf_info[1][i].buf_type = VMXNET3_RX_BUF_PAGE;
+		rq->buf_info[1][i].len = PAGE_SIZE;
+	}
+
+	/* reset internal state and allocate buffers for both rings */
+	for (i = 0; i < 2; i++) {
+		rq->rx_ring[i].next2fill = rq->rx_ring[i].next2comp = 0;
+		rq->uncommitted[i] = 0;
+
+		memset(rq->rx_ring[i].base, 0, rq->rx_ring[i].size *
+		       sizeof(struct Vmxnet3_RxDesc));
+		rq->rx_ring[i].gen = VMXNET3_INIT_GEN;
+	}
+	if (vmxnet3_rq_alloc_rx_buf(rq, 0, rq->rx_ring[0].size - 1,
+				    adapter) == 0) {
+		/* at least has 1 rx buffer for the 1st ring */
+		return -ENOMEM;
+	}
+	vmxnet3_rq_alloc_rx_buf(rq, 1, rq->rx_ring[1].size - 1, adapter);
+
+	/* reset the comp ring */
+	rq->comp_ring.next2proc = 0;
+	memset(rq->comp_ring.base, 0, rq->comp_ring.size *
+	       sizeof(struct Vmxnet3_RxCompDesc));
+	rq->comp_ring.gen = VMXNET3_INIT_GEN;
+
+	/* reset rxctx */
+	rq->rx_ctx.skb = NULL;
+
+	/* stats are not reset */
+	return 0;
+}
+
+
+static int
+vmxnet3_rq_create(struct vmxnet3_rx_queue *rq, struct vmxnet3_adapter *adapter)
+{
+	int i;
+	size_t sz;
+	struct vmxnet3_rx_buf_info *bi;
+
+	for (i = 0; i < 2; i++) {
+
+		sz = rq->rx_ring[i].size * sizeof(struct Vmxnet3_RxDesc);
+		rq->rx_ring[i].base = pci_alloc_consistent(adapter->pdev, sz,
+							&rq->rx_ring[i].basePA);
+		if (!rq->rx_ring[i].base) {
+			printk(KERN_ERR "%s: failed to allocate rx ring %d\n",
+			       adapter->netdev->name, i);
+			goto err;
+		}
+	}
+
+	sz = rq->comp_ring.size * sizeof(struct Vmxnet3_RxCompDesc);
+	rq->comp_ring.base = pci_alloc_consistent(adapter->pdev, sz,
+						  &rq->comp_ring.basePA);
+	if (!rq->comp_ring.base) {
+		printk(KERN_ERR "%s: failed to allocate rx comp ring\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+
+	sz = sizeof(struct vmxnet3_rx_buf_info) * (rq->rx_ring[0].size +
+						   rq->rx_ring[1].size);
+	bi = kmalloc(sz, GFP_KERNEL);
+	if (!bi) {
+		printk(KERN_ERR "%s: failed to allocate rx bufinfo\n",
+		       adapter->netdev->name);
+		goto err;
+	}
+	memset(bi, 0, sz);
+	rq->buf_info[0] = bi;
+	rq->buf_info[1] = bi + rq->rx_ring[0].size;
+
+	return 0;
+
+err:
+	vmxnet3_rq_destroy(rq, adapter);
+	return -ENOMEM;
+}
+
+
+static int
+vmxnet3_do_poll(struct vmxnet3_adapter *adapter, int budget)
+{
+	if (unlikely(adapter->shared->ecr))
+		vmxnet3_process_events(adapter);
+
+	vmxnet3_tq_tx_complete(&adapter->tx_queue, adapter);
+	return vmxnet3_rq_rx_complete(&adapter->rx_queue, adapter, budget);
+}
+
+
+static int
+vmxnet3_poll(struct napi_struct *napi, int budget)
+{
+	struct vmxnet3_adapter *adapter = container_of(napi,
+					  struct vmxnet3_adapter, napi);
+	int rxd_done;
+
+	rxd_done = vmxnet3_do_poll(adapter, budget);
+
+	if (rxd_done < budget) {
+		napi_complete(napi);
+		vmxnet3_enable_intr(adapter, 0);
+	}
+	return rxd_done;
+}
+
+
+/* Interrupt handler for vmxnet3  */
+static irqreturn_t
+vmxnet3_intr(int irq, void *dev_id)
+{
+	struct net_device *dev = dev_id;
+	struct vmxnet3_adapter *adapter = netdev_priv(dev);
+
+	if (unlikely(adapter->intr.type == VMXNET3_IT_INTX)) {
+		u32 icr = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_ICR);
+		if (unlikely(icr == 0))
+			/* not ours */
+			return IRQ_NONE;
+	}
+
+
+	/* disable intr if needed */
+	if (adapter->intr.mask_mode == VMXNET3_IMM_ACTIVE)
+		vmxnet3_disable_intr(adapter, 0);
+
+	napi_schedule(&adapter->napi);
+
+	return IRQ_HANDLED;
+}
+
+#ifdef CONFIG_NET_POLL_CONTROLLER
+
+
+/* netpoll callback. */
+static void
+vmxnet3_netpoll(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	int irq;
+
+#ifdef CONFIG_PCI_MSI
+	if (adapter->intr.type == VMXNET3_IT_MSIX)
+		irq = adapter->intr.msix_entries[0].vector;
+	else
+#endif
+		irq = adapter->pdev->irq;
+
+	disable_irq(irq);
+	vmxnet3_intr(irq, netdev);
+	enable_irq(irq);
+}
+#endif
+
+static int
+vmxnet3_request_irqs(struct vmxnet3_adapter *adapter)
+{
+	int err;
+
+#ifdef CONFIG_PCI_MSI
+	if (adapter->intr.type == VMXNET3_IT_MSIX) {
+		/* we only use 1 MSI-X vector */
+		err = request_irq(adapter->intr.msix_entries[0].vector,
+				  vmxnet3_intr, 0, adapter->netdev->name,
+				  adapter->netdev);
+	} else
+#endif
+	if (adapter->intr.type == VMXNET3_IT_MSI) {
+		err = request_irq(adapter->pdev->irq, vmxnet3_intr, 0,
+				  adapter->netdev->name, adapter->netdev);
+	} else {
+		err = request_irq(adapter->pdev->irq, vmxnet3_intr,
+				  IRQF_SHARED, adapter->netdev->name,
+				  adapter->netdev);
+	}
+
+	if (err)
+		printk(KERN_ERR "Failed to request irq %s (intr type:%d), error"
+		       ":%d\n", adapter->netdev->name, adapter->intr.type, err);
+
+
+	if (!err) {
+		int i;
+		/* init our intr settings */
+		for (i = 0; i < adapter->intr.num_intrs; i++)
+			adapter->intr.mod_levels[i] = UPT1_IML_ADAPTIVE;
+
+		/* next setup intr index for all intr sources */
+		adapter->tx_queue.comp_ring.intr_idx = 0;
+		adapter->rx_queue.comp_ring.intr_idx = 0;
+		adapter->intr.event_intr_idx = 0;
+
+		printk(KERN_INFO "%s: intr type %u, mode %u, %u vectors "
+		       "allocated\n", adapter->netdev->name, adapter->intr.type,
+		       adapter->intr.mask_mode, adapter->intr.num_intrs);
+	}
+
+	return err;
+}
+
+
+static void
+vmxnet3_free_irqs(struct vmxnet3_adapter *adapter)
+{
+	BUG_ON(adapter->intr.type == VMXNET3_IT_AUTO ||
+	       adapter->intr.num_intrs <= 0);
+
+	switch (adapter->intr.type) {
+#ifdef CONFIG_PCI_MSI
+	case VMXNET3_IT_MSIX:
+	{
+		int i;
+
+		for (i = 0; i < adapter->intr.num_intrs; i++)
+			free_irq(adapter->intr.msix_entries[i].vector,
+				 adapter->netdev);
+		break;
+	}
+#endif
+	case VMXNET3_IT_MSI:
+		free_irq(adapter->pdev->irq, adapter->netdev);
+		break;
+	case VMXNET3_IT_INTX:
+		free_irq(adapter->pdev->irq, adapter->netdev);
+		break;
+	default:
+		BUG_ON(true);
+	}
+}
+
+
+static void
+vmxnet3_vlan_rx_register(struct net_device *netdev, struct vlan_group *grp)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	struct Vmxnet3_DriverShared *shared = adapter->shared;
+	u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+	if (grp) {
+		/* add vlan rx stripping. */
+		if (adapter->netdev->features & NETIF_F_HW_VLAN_RX) {
+			int i;
+			struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+			adapter->vlan_grp = grp;
+
+			/* update FEATURES to device */
+			devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
+			VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+					       VMXNET3_CMD_UPDATE_FEATURE);
+			/*
+			 *  Clear entire vfTable; then enable untagged pkts.
+			 *  Note: setting one entry in vfTable to non-zero turns
+			 *  on VLAN rx filtering.
+			 */
+			for (i = 0; i < VMXNET3_VFT_SIZE; i++)
+				vfTable[i] = 0;
+
+			VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0);
+			VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+					       VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+		} else {
+			printk(KERN_ERR "%s: vlan_rx_register when device has "
+			       "no NETIF_F_HW_VLAN_RX\n", netdev->name);
+		}
+	} else {
+		/* remove vlan rx stripping. */
+		struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+		adapter->vlan_grp = NULL;
+
+		if (devRead->misc.uptFeatures & UPT1_F_RXVLAN) {
+			int i;
+
+			for (i = 0; i < VMXNET3_VFT_SIZE; i++) {
+				/* clear entire vfTable; this also disables
+				 * VLAN rx filtering
+				 */
+				vfTable[i] = 0;
+			}
+			VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+					       VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+
+			/* update FEATURES to device */
+			devRead->misc.uptFeatures &= ~UPT1_F_RXVLAN;
+			VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+					       VMXNET3_CMD_UPDATE_FEATURE);
+		}
+	}
+}
+
+
+static void
+vmxnet3_restore_vlan(struct vmxnet3_adapter *adapter)
+{
+	if (adapter->vlan_grp) {
+		u16 vid;
+		u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+		bool activeVlan = false;
+
+		for (vid = 0; vid < VLAN_GROUP_ARRAY_LEN; vid++) {
+			if (vlan_group_get_device(adapter->vlan_grp, vid)) {
+				VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid);
+				activeVlan = true;
+			}
+		}
+		if (activeVlan) {
+			/* continue to allow untagged pkts */
+			VMXNET3_SET_VFTABLE_ENTRY(vfTable, 0);
+		}
+	}
+}
+
+
+static void
+vmxnet3_vlan_rx_add_vid(struct net_device *netdev, u16 vid)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+	VMXNET3_SET_VFTABLE_ENTRY(vfTable, vid);
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+}
+
+
+static void
+vmxnet3_vlan_rx_kill_vid(struct net_device *netdev, u16 vid)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u32 *vfTable = adapter->shared->devRead.rxFilterConf.vfTable;
+
+	VMXNET3_CLEAR_VFTABLE_ENTRY(vfTable, vid);
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_UPDATE_VLAN_FILTERS);
+}
+
+
+static u8 *
+vmxnet3_copy_mc(struct net_device *netdev)
+{
+	u8 *buf = NULL;
+	u32 sz = netdev->mc_count * ETH_ALEN;
+
+	/* struct Vmxnet3_RxFilterConf.mfTableLen is u16. */
+	if (sz <= 0xffff) {
+		/* We may be called with BH disabled */
+		buf = kmalloc(sz, GFP_ATOMIC);
+		if (buf) {
+			int i;
+			struct dev_mc_list *mc = netdev->mc_list;
+
+			for (i = 0; i < netdev->mc_count; i++) {
+				BUG_ON(!mc);
+				memcpy(buf + i * ETH_ALEN, mc->dmi_addr,
+				       ETH_ALEN);
+				mc = mc->next;
+			}
+		}
+	}
+	return buf;
+}
+
+
+static void
+vmxnet3_set_mc(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	struct Vmxnet3_RxFilterConf *rxConf =
+					&adapter->shared->devRead.rxFilterConf;
+	u8 *new_table = NULL;
+	u32 new_mode = VMXNET3_RXM_UCAST;
+
+	if (netdev->flags & IFF_PROMISC)
+		new_mode |= VMXNET3_RXM_PROMISC;
+
+	if (netdev->flags & IFF_BROADCAST)
+		new_mode |= VMXNET3_RXM_BCAST;
+
+	if (netdev->flags & IFF_ALLMULTI)
+		new_mode |= VMXNET3_RXM_ALL_MULTI;
+	else
+		if (netdev->mc_count > 0) {
+			new_table = vmxnet3_copy_mc(netdev);
+			if (new_table) {
+				new_mode |= VMXNET3_RXM_MCAST;
+				rxConf->mfTableLen = netdev->mc_count *
+						     ETH_ALEN;
+				rxConf->mfTablePA = virt_to_phys(new_table);
+			} else {
+				printk(KERN_INFO "%s: failed to copy mcast list"
+				       ", setting ALL_MULTI\n", netdev->name);
+				new_mode |= VMXNET3_RXM_ALL_MULTI;
+			}
+		}
+
+
+	if (!(new_mode & VMXNET3_RXM_MCAST)) {
+		rxConf->mfTableLen = 0;
+		rxConf->mfTablePA = 0;
+	}
+
+	if (new_mode != rxConf->rxMode) {
+		rxConf->rxMode = new_mode;
+		VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+				       VMXNET3_CMD_UPDATE_RX_MODE);
+	}
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_UPDATE_MAC_FILTERS);
+
+	kfree(new_table);
+}
+
+
+/*
+ *   Set up driver_shared based on settings in adapter.
+ */
+
+static void
+vmxnet3_setup_driver_shared(struct vmxnet3_adapter *adapter)
+{
+	struct Vmxnet3_DriverShared *shared = adapter->shared;
+	struct Vmxnet3_DSDevRead *devRead = &shared->devRead;
+	struct Vmxnet3_TxQueueConf *tqc;
+	struct Vmxnet3_RxQueueConf *rqc;
+	int i;
+
+	memset(shared, 0, sizeof(*shared));
+
+	/* driver settings */
+	shared->magic = VMXNET3_REV1_MAGIC;
+	devRead->misc.driverInfo.version = VMXNET3_DRIVER_VERSION_NUM;
+	devRead->misc.driverInfo.gos.gosBits = (sizeof(void *) == 4 ?
+				VMXNET3_GOS_BITS_32 : VMXNET3_GOS_BITS_64);
+	devRead->misc.driverInfo.gos.gosType = VMXNET3_GOS_TYPE_LINUX;
+	devRead->misc.driverInfo.vmxnet3RevSpt = 1;
+	devRead->misc.driverInfo.uptVerSpt = 1;
+
+	devRead->misc.ddPA = virt_to_phys(adapter);
+	devRead->misc.ddLen = sizeof(struct vmxnet3_adapter);
+
+	/* set up feature flags */
+	if (adapter->rxcsum)
+		devRead->misc.uptFeatures |= UPT1_F_RXCSUM;
+
+	if (adapter->lro) {
+		devRead->misc.uptFeatures |= UPT1_F_LRO;
+		devRead->misc.maxNumRxSG = 1 + MAX_SKB_FRAGS;
+	}
+	if ((adapter->netdev->features & NETIF_F_HW_VLAN_RX)
+			&& adapter->vlan_grp) {
+		devRead->misc.uptFeatures |= UPT1_F_RXVLAN;
+	}
+
+	devRead->misc.mtu = adapter->netdev->mtu;
+	devRead->misc.queueDescPA = adapter->queue_desc_pa;
+	devRead->misc.queueDescLen = sizeof(struct Vmxnet3_TxQueueDesc) +
+				     sizeof(struct Vmxnet3_RxQueueDesc);
+
+	/* tx queue settings */
+	BUG_ON(adapter->tx_queue.tx_ring.base == NULL);
+
+	devRead->misc.numTxQueues = 1;
+	tqc = &adapter->tqd_start->conf;
+	tqc->txRingBasePA   = adapter->tx_queue.tx_ring.basePA;
+	tqc->dataRingBasePA = adapter->tx_queue.data_ring.basePA;
+	tqc->compRingBasePA = adapter->tx_queue.comp_ring.basePA;
+	tqc->ddPA           = virt_to_phys(adapter->tx_queue.buf_info);
+	tqc->txRingSize     = adapter->tx_queue.tx_ring.size;
+	tqc->dataRingSize   = adapter->tx_queue.data_ring.size;
+	tqc->compRingSize   = adapter->tx_queue.comp_ring.size;
+	tqc->ddLen          = sizeof(struct vmxnet3_tx_buf_info) *
+			      tqc->txRingSize;
+	tqc->intrIdx        = adapter->tx_queue.comp_ring.intr_idx;
+
+	/* rx queue settings */
+	devRead->misc.numRxQueues = 1;
+	rqc = &adapter->rqd_start->conf;
+	rqc->rxRingBasePA[0] = adapter->rx_queue.rx_ring[0].basePA;
+	rqc->rxRingBasePA[1] = adapter->rx_queue.rx_ring[1].basePA;
+	rqc->compRingBasePA  = adapter->rx_queue.comp_ring.basePA;
+	rqc->ddPA            = virt_to_phys(adapter->rx_queue.buf_info);
+	rqc->rxRingSize[0]   = adapter->rx_queue.rx_ring[0].size;
+	rqc->rxRingSize[1]   = adapter->rx_queue.rx_ring[1].size;
+	rqc->compRingSize    = adapter->rx_queue.comp_ring.size;
+	rqc->ddLen           = sizeof(struct vmxnet3_rx_buf_info) *
+			       (rqc->rxRingSize[0] + rqc->rxRingSize[1]);
+	rqc->intrIdx         = adapter->rx_queue.comp_ring.intr_idx;
+
+	/* intr settings */
+	devRead->intrConf.autoMask = adapter->intr.mask_mode ==
+				     VMXNET3_IMM_AUTO;
+	devRead->intrConf.numIntrs = adapter->intr.num_intrs;
+	for (i = 0; i < adapter->intr.num_intrs; i++)
+		devRead->intrConf.modLevels[i] = adapter->intr.mod_levels[i];
+
+	devRead->intrConf.eventIntrIdx = adapter->intr.event_intr_idx;
+
+	/* rx filter settings */
+	devRead->rxFilterConf.rxMode = 0;
+	vmxnet3_restore_vlan(adapter);
+	/* the rest are already zeroed */
+}
+
+
+int
+vmxnet3_activate_dev(struct vmxnet3_adapter *adapter)
+{
+	int err;
+	u32 ret;
+
+	dev_dbg(&adapter->netdev->dev,
+		"%s: skb_buf_size %d, rx_buf_per_pkt %d, ring sizes"
+		" %u %u %u\n", adapter->netdev->name, adapter->skb_buf_size,
+		adapter->rx_buf_per_pkt, adapter->tx_queue.tx_ring.size,
+		adapter->rx_queue.rx_ring[0].size,
+		adapter->rx_queue.rx_ring[1].size);
+
+	vmxnet3_tq_init(&adapter->tx_queue, adapter);
+	err = vmxnet3_rq_init(&adapter->rx_queue, adapter);
+	if (err) {
+		printk(KERN_ERR "Failed to init rx queue for %s: error %d\n",
+		       adapter->netdev->name, err);
+		goto rq_err;
+	}
+
+	err = vmxnet3_request_irqs(adapter);
+	if (err) {
+		printk(KERN_ERR "Failed to setup irq for %s: error %d\n",
+		       adapter->netdev->name, err);
+		goto irq_err;
+	}
+
+	vmxnet3_setup_driver_shared(adapter);
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL,
+			       VMXNET3_GET_ADDR_LO(adapter->shared_pa));
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH,
+			       VMXNET3_GET_ADDR_HI(adapter->shared_pa));
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_ACTIVATE_DEV);
+	ret = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+
+	if (ret != 0) {
+		printk(KERN_ERR "Failed to activate dev %s: error %u\n",
+		       adapter->netdev->name, ret);
+		err = -EINVAL;
+		goto activate_err;
+	}
+	VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD,
+			       adapter->rx_queue.rx_ring[0].next2fill);
+	VMXNET3_WRITE_BAR0_REG(adapter, VMXNET3_REG_RXPROD2,
+			       adapter->rx_queue.rx_ring[1].next2fill);
+
+	/* Apply the rx filter settins last. */
+	vmxnet3_set_mc(adapter->netdev);
+
+	/*
+	 * Check link state when first activating device. It will start the
+	 * tx queue if the link is up.
+	 */
+	vmxnet3_check_link(adapter);
+
+	napi_enable(&adapter->napi);
+	vmxnet3_enable_all_intrs(adapter);
+	clear_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state);
+	return 0;
+
+activate_err:
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAL, 0);
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_DSAH, 0);
+	vmxnet3_free_irqs(adapter);
+irq_err:
+rq_err:
+	/* free up buffers we allocated */
+	vmxnet3_rq_cleanup(&adapter->rx_queue, adapter);
+	return err;
+}
+
+
+void
+vmxnet3_reset_dev(struct vmxnet3_adapter *adapter)
+{
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_RESET_DEV);
+}
+
+
+int
+vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter)
+{
+	if (test_and_set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state))
+		return 0;
+
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_QUIESCE_DEV);
+	vmxnet3_disable_all_intrs(adapter);
+
+	napi_disable(&adapter->napi);
+	netif_tx_disable(adapter->netdev);
+	adapter->link_speed = 0;
+	netif_carrier_off(adapter->netdev);
+
+	vmxnet3_tq_cleanup(&adapter->tx_queue, adapter);
+	vmxnet3_rq_cleanup(&adapter->rx_queue, adapter);
+	vmxnet3_free_irqs(adapter);
+	return 0;
+}
+
+
+static void
+vmxnet3_write_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac)
+{
+	u32 tmp;
+
+	tmp = *(u32 *)mac;
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACL, tmp);
+
+	tmp = (mac[5] << 8) | mac[4];
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_MACH, tmp);
+}
+
+
+static int
+vmxnet3_set_mac_addr(struct net_device *netdev, void *p)
+{
+	struct sockaddr *addr = p;
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	memcpy(netdev->dev_addr, addr->sa_data, netdev->addr_len);
+	vmxnet3_write_mac_addr(adapter, addr->sa_data);
+
+	return 0;
+}
+
+
+/* ==================== initialization and cleanup routines ============ */
+
+static int
+vmxnet3_alloc_pci_resources(struct vmxnet3_adapter *adapter, bool *dma64)
+{
+	int err;
+	unsigned long mmio_start, mmio_len;
+	struct pci_dev *pdev = adapter->pdev;
+
+	err = pci_enable_device(pdev);
+	if (err) {
+		printk(KERN_ERR "Failed to enable adapter %s: error %d\n",
+		       pci_name(pdev), err);
+		return err;
+	}
+
+	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) == 0) {
+		if (pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(64)) != 0) {
+			printk(KERN_ERR "pci_set_consistent_dma_mask failed "
+			       "for adapter %s\n", pci_name(pdev));
+			err = -EIO;
+			goto err_set_mask;
+		}
+		*dma64 = true;
+	} else {
+		if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+			printk(KERN_ERR "pci_set_dma_mask failed for adapter "
+			       "%s\n",	pci_name(pdev));
+			err = -EIO;
+			goto err_set_mask;
+		}
+		*dma64 = false;
+	}
+
+	err = pci_request_selected_regions(pdev, (1 << 2) - 1,
+					   vmxnet3_driver_name);
+	if (err) {
+		printk(KERN_ERR "Failed to request region for adapter %s: "
+		       "error %d\n", pci_name(pdev), err);
+		goto err_set_mask;
+	}
+
+	pci_set_master(pdev);
+
+	mmio_start = pci_resource_start(pdev, 0);
+	mmio_len = pci_resource_len(pdev, 0);
+	adapter->hw_addr0 = ioremap(mmio_start, mmio_len);
+	if (!adapter->hw_addr0) {
+		printk(KERN_ERR "Failed to map bar0 for adapter %s\n",
+		       pci_name(pdev));
+		err = -EIO;
+		goto err_ioremap;
+	}
+
+	mmio_start = pci_resource_start(pdev, 1);
+	mmio_len = pci_resource_len(pdev, 1);
+	adapter->hw_addr1 = ioremap(mmio_start, mmio_len);
+	if (!adapter->hw_addr1) {
+		printk(KERN_ERR "Failed to map bar1 for adapter %s\n",
+		       pci_name(pdev));
+		err = -EIO;
+		goto err_bar1;
+	}
+	return 0;
+
+err_bar1:
+	iounmap(adapter->hw_addr0);
+err_ioremap:
+	pci_release_selected_regions(pdev, (1 << 2) - 1);
+err_set_mask:
+	pci_disable_device(pdev);
+	return err;
+}
+
+
+static void
+vmxnet3_free_pci_resources(struct vmxnet3_adapter *adapter)
+{
+	BUG_ON(!adapter->pdev);
+
+	iounmap(adapter->hw_addr0);
+	iounmap(adapter->hw_addr1);
+	pci_release_selected_regions(adapter->pdev, (1 << 2) - 1);
+	pci_disable_device(adapter->pdev);
+}
+
+
+static void
+vmxnet3_adjust_rx_ring_size(struct vmxnet3_adapter *adapter)
+{
+	size_t sz;
+
+	if (adapter->netdev->mtu <= VMXNET3_MAX_SKB_BUF_SIZE -
+				    VMXNET3_MAX_ETH_HDR_SIZE) {
+		adapter->skb_buf_size = adapter->netdev->mtu +
+					VMXNET3_MAX_ETH_HDR_SIZE;
+		if (adapter->skb_buf_size < VMXNET3_MIN_T0_BUF_SIZE)
+			adapter->skb_buf_size = VMXNET3_MIN_T0_BUF_SIZE;
+
+		adapter->rx_buf_per_pkt = 1;
+	} else {
+		adapter->skb_buf_size = VMXNET3_MAX_SKB_BUF_SIZE;
+		sz = adapter->netdev->mtu - VMXNET3_MAX_SKB_BUF_SIZE +
+					    VMXNET3_MAX_ETH_HDR_SIZE;
+		adapter->rx_buf_per_pkt = 1 + (sz + PAGE_SIZE - 1) / PAGE_SIZE;
+	}
+
+	/*
+	 * for simplicity, force the ring0 size to be a multiple of
+	 * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
+	 */
+	sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
+	adapter->rx_queue.rx_ring[0].size = (adapter->rx_queue.rx_ring[0].size +
+					     sz - 1) / sz * sz;
+	adapter->rx_queue.rx_ring[0].size = min_t(u32,
+					    adapter->rx_queue.rx_ring[0].size,
+					    VMXNET3_RX_RING_MAX_SIZE / sz * sz);
+}
+
+
+int
+vmxnet3_create_queues(struct vmxnet3_adapter *adapter, u32 tx_ring_size,
+		      u32 rx_ring_size, u32 rx_ring2_size)
+{
+	int err;
+
+	adapter->tx_queue.tx_ring.size   = tx_ring_size;
+	adapter->tx_queue.data_ring.size = tx_ring_size;
+	adapter->tx_queue.comp_ring.size = tx_ring_size;
+	adapter->tx_queue.shared = &adapter->tqd_start->ctrl;
+	adapter->tx_queue.stopped = true;
+	err = vmxnet3_tq_create(&adapter->tx_queue, adapter);
+	if (err)
+		return err;
+
+	adapter->rx_queue.rx_ring[0].size = rx_ring_size;
+	adapter->rx_queue.rx_ring[1].size = rx_ring2_size;
+	vmxnet3_adjust_rx_ring_size(adapter);
+	adapter->rx_queue.comp_ring.size  = adapter->rx_queue.rx_ring[0].size +
+					    adapter->rx_queue.rx_ring[1].size;
+	adapter->rx_queue.qid  = 0;
+	adapter->rx_queue.qid2 = 1;
+	adapter->rx_queue.shared = &adapter->rqd_start->ctrl;
+	err = vmxnet3_rq_create(&adapter->rx_queue, adapter);
+	if (err)
+		vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+
+	return err;
+}
+
+static int
+vmxnet3_open(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter;
+	int err;
+
+	adapter = netdev_priv(netdev);
+
+	spin_lock_init(&adapter->tx_queue.tx_lock);
+
+	err = vmxnet3_create_queues(adapter, VMXNET3_DEF_TX_RING_SIZE,
+				    VMXNET3_DEF_RX_RING_SIZE,
+				    VMXNET3_DEF_RX_RING_SIZE);
+	if (err)
+		goto queue_err;
+
+	err = vmxnet3_activate_dev(adapter);
+	if (err)
+		goto activate_err;
+
+	return 0;
+
+activate_err:
+	vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+	vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+queue_err:
+	return err;
+}
+
+
+static int
+vmxnet3_close(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	/*
+	 * Reset_work may be in the middle of resetting the device, wait for its
+	 * completion.
+	 */
+	while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+		msleep(1);
+
+	vmxnet3_quiesce_dev(adapter);
+
+	vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+	vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+
+	clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+
+
+	return 0;
+}
+
+
+void
+vmxnet3_force_close(struct vmxnet3_adapter *adapter)
+{
+	/*
+	 * we must clear VMXNET3_STATE_BIT_RESETTING, otherwise
+	 * vmxnet3_close() will deadlock.
+	 */
+	BUG_ON(test_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state));
+
+	/* we need to enable NAPI, otherwise dev_close will deadlock */
+	napi_enable(&adapter->napi);
+	dev_close(adapter->netdev);
+}
+
+
+static int
+vmxnet3_change_mtu(struct net_device *netdev, int new_mtu)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	int err = 0;
+
+	if (new_mtu < VMXNET3_MIN_MTU || new_mtu > VMXNET3_MAX_MTU)
+		return -EINVAL;
+
+	if (new_mtu > 1500 && !adapter->jumbo_frame)
+		return -EINVAL;
+
+	netdev->mtu = new_mtu;
+
+	/*
+	 * Reset_work may be in the middle of resetting the device, wait for its
+	 * completion.
+	 */
+	while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+		msleep(1);
+
+	if (netif_running(netdev)) {
+		vmxnet3_quiesce_dev(adapter);
+		vmxnet3_reset_dev(adapter);
+
+		/* we need to re-create the rx queue based on the new mtu */
+		vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+		vmxnet3_adjust_rx_ring_size(adapter);
+		adapter->rx_queue.comp_ring.size  =
+					adapter->rx_queue.rx_ring[0].size +
+					adapter->rx_queue.rx_ring[1].size;
+		err = vmxnet3_rq_create(&adapter->rx_queue, adapter);
+		if (err) {
+			printk(KERN_ERR "%s: failed to re-create rx queue,"
+				" error %d. Closing it.\n", netdev->name, err);
+			goto out;
+		}
+
+		err = vmxnet3_activate_dev(adapter);
+		if (err) {
+			printk(KERN_ERR "%s: failed to re-activate, error %d. "
+				"Closing it\n", netdev->name, err);
+			goto out;
+		}
+	}
+
+out:
+	clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+	if (err)
+		vmxnet3_force_close(adapter);
+
+	return err;
+}
+
+
+static void
+vmxnet3_declare_features(struct vmxnet3_adapter *adapter, bool dma64)
+{
+	struct net_device *netdev = adapter->netdev;
+
+	netdev->features = NETIF_F_SG |
+		NETIF_F_HW_CSUM |
+		NETIF_F_HW_VLAN_TX |
+		NETIF_F_HW_VLAN_RX |
+		NETIF_F_HW_VLAN_FILTER |
+		NETIF_F_TSO |
+		NETIF_F_TSO6 |
+		NETIF_F_LRO;
+
+	printk(KERN_INFO "features: sg csum vlan jf tso tsoIPv6 lro");
+
+	adapter->rxcsum = true;
+	adapter->jumbo_frame = true;
+	adapter->lro = true;
+
+	if (dma64) {
+		netdev->features |= NETIF_F_HIGHDMA;
+		printk(" highDMA");
+	}
+
+	netdev->vlan_features = netdev->features;
+	printk("\n");
+}
+
+
+static void
+vmxnet3_read_mac_addr(struct vmxnet3_adapter *adapter, u8 *mac)
+{
+	u32 tmp;
+
+	tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACL);
+	*(u32 *)mac = tmp;
+
+	tmp = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_MACH);
+	mac[4] = tmp & 0xff;
+	mac[5] = (tmp >> 8) & 0xff;
+}
+
+
+static void
+vmxnet3_alloc_intr_resources(struct vmxnet3_adapter *adapter)
+{
+	u32 cfg;
+
+	/* intr settings */
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_GET_CONF_INTR);
+	cfg = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_CMD);
+	adapter->intr.type = cfg & 0x3;
+	adapter->intr.mask_mode = (cfg >> 2) & 0x3;
+
+	if (adapter->intr.type == VMXNET3_IT_AUTO) {
+		int err;
+
+#ifdef CONFIG_PCI_MSI
+		adapter->intr.msix_entries[0].entry = 0;
+		err = pci_enable_msix(adapter->pdev, adapter->intr.msix_entries,
+				      VMXNET3_LINUX_MAX_MSIX_VECT);
+		if (!err) {
+			adapter->intr.num_intrs = 1;
+			adapter->intr.type = VMXNET3_IT_MSIX;
+			return;
+		}
+#endif
+
+		err = pci_enable_msi(adapter->pdev);
+		if (!err) {
+			adapter->intr.num_intrs = 1;
+			adapter->intr.type = VMXNET3_IT_MSI;
+			return;
+		}
+	}
+
+	adapter->intr.type = VMXNET3_IT_INTX;
+
+	/* INT-X related setting */
+	adapter->intr.num_intrs = 1;
+}
+
+
+static void
+vmxnet3_free_intr_resources(struct vmxnet3_adapter *adapter)
+{
+	if (adapter->intr.type == VMXNET3_IT_MSIX)
+		pci_disable_msix(adapter->pdev);
+	else if (adapter->intr.type == VMXNET3_IT_MSI)
+		pci_disable_msi(adapter->pdev);
+	else
+		BUG_ON(adapter->intr.type != VMXNET3_IT_INTX);
+}
+
+
+static void
+vmxnet3_tx_timeout(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	adapter->tx_timeout_count++;
+
+	printk(KERN_ERR "%s: tx hang\n", adapter->netdev->name);
+	schedule_work(&adapter->work);
+}
+
+
+static void
+vmxnet3_reset_work(struct work_struct *data)
+{
+	struct vmxnet3_adapter *adapter;
+
+	adapter = container_of(data, struct vmxnet3_adapter, work);
+
+	/* if another thread is resetting the device, no need to proceed */
+	if (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+		return;
+
+	/* if the device is closed, we must leave it alone */
+	if (netif_running(adapter->netdev)) {
+		printk(KERN_INFO "%s: resetting\n", adapter->netdev->name);
+		vmxnet3_quiesce_dev(adapter);
+		vmxnet3_reset_dev(adapter);
+		vmxnet3_activate_dev(adapter);
+	} else {
+		printk(KERN_INFO "%s: already closed\n", adapter->netdev->name);
+	}
+
+	clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+}
+
+
+static int __devinit
+vmxnet3_probe_device(struct pci_dev *pdev,
+		     const struct pci_device_id *id)
+{
+	static const struct net_device_ops vmxnet3_netdev_ops = {
+		.ndo_open = vmxnet3_open,
+		.ndo_stop = vmxnet3_close,
+		.ndo_start_xmit = vmxnet3_xmit_frame,
+		.ndo_set_mac_address = vmxnet3_set_mac_addr,
+		.ndo_change_mtu = vmxnet3_change_mtu,
+		.ndo_get_stats = vmxnet3_get_stats,
+		.ndo_tx_timeout = vmxnet3_tx_timeout,
+		.ndo_set_multicast_list = vmxnet3_set_mc,
+		.ndo_vlan_rx_register = vmxnet3_vlan_rx_register,
+		.ndo_vlan_rx_add_vid = vmxnet3_vlan_rx_add_vid,
+		.ndo_vlan_rx_kill_vid = vmxnet3_vlan_rx_kill_vid,
+#ifdef CONFIG_NET_POLL_CONTROLLER
+		.ndo_poll_controller = vmxnet3_netpoll,
+#endif
+	};
+	int err;
+	bool dma64 = false; /* stupid gcc */
+	u32 ver;
+	struct net_device *netdev;
+	struct vmxnet3_adapter *adapter;
+	u8 mac[ETH_ALEN];
+
+	netdev = alloc_etherdev(sizeof(struct vmxnet3_adapter));
+	if (!netdev) {
+		printk(KERN_ERR "Failed to alloc ethernet device for adapter "
+			"%s\n",	pci_name(pdev));
+		return -ENOMEM;
+	}
+
+	pci_set_drvdata(pdev, netdev);
+	adapter = netdev_priv(netdev);
+	adapter->netdev = netdev;
+	adapter->pdev = pdev;
+
+	adapter->shared = pci_alloc_consistent(adapter->pdev,
+			  sizeof(struct Vmxnet3_DriverShared),
+			  &adapter->shared_pa);
+	if (!adapter->shared) {
+		printk(KERN_ERR "Failed to allocate memory for %s\n",
+			pci_name(pdev));
+		err = -ENOMEM;
+		goto err_alloc_shared;
+	}
+
+	adapter->tqd_start = pci_alloc_consistent(adapter->pdev,
+			     sizeof(struct Vmxnet3_TxQueueDesc) +
+			     sizeof(struct Vmxnet3_RxQueueDesc),
+			     &adapter->queue_desc_pa);
+
+	if (!adapter->tqd_start) {
+		printk(KERN_ERR "Failed to allocate memory for %s\n",
+			pci_name(pdev));
+		err = -ENOMEM;
+		goto err_alloc_queue_desc;
+	}
+	adapter->rqd_start = (struct Vmxnet3_RxQueueDesc *)(adapter->tqd_start
+							    + 1);
+
+	adapter->pm_conf = kmalloc(sizeof(struct Vmxnet3_PMConf), GFP_KERNEL);
+	if (adapter->pm_conf == NULL) {
+		printk(KERN_ERR "Failed to allocate memory for %s\n",
+			pci_name(pdev));
+		err = -ENOMEM;
+		goto err_alloc_pm;
+	}
+
+	err = vmxnet3_alloc_pci_resources(adapter, &dma64);
+	if (err < 0)
+		goto err_alloc_pci;
+
+	ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_VRRS);
+	if (ver & 1) {
+		VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_VRRS, 1);
+	} else {
+		printk(KERN_ERR "Incompatible h/w version (0x%x) for adapter"
+		       " %s\n",	ver, pci_name(pdev));
+		err = -EBUSY;
+		goto err_ver;
+	}
+
+	ver = VMXNET3_READ_BAR1_REG(adapter, VMXNET3_REG_UVRS);
+	if (ver & 1) {
+		VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_UVRS, 1);
+	} else {
+		printk(KERN_ERR "Incompatible upt version (0x%x) for "
+		       "adapter %s\n", ver, pci_name(pdev));
+		err = -EBUSY;
+		goto err_ver;
+	}
+
+	vmxnet3_declare_features(adapter, dma64);
+
+	adapter->dev_number = atomic_read(&devices_found);
+	vmxnet3_alloc_intr_resources(adapter);
+
+	vmxnet3_read_mac_addr(adapter, mac);
+	memcpy(netdev->dev_addr,  mac, netdev->addr_len);
+
+	netdev->netdev_ops = &vmxnet3_netdev_ops;
+	netdev->watchdog_timeo = 5 * HZ;
+	vmxnet3_set_ethtool_ops(netdev);
+
+	INIT_WORK(&adapter->work, vmxnet3_reset_work);
+
+	netif_napi_add(netdev, &adapter->napi, vmxnet3_poll, 64);
+	SET_NETDEV_DEV(netdev, &pdev->dev);
+	err = register_netdev(netdev);
+
+	if (err) {
+		printk(KERN_ERR "Failed to register adapter %s\n",
+			pci_name(pdev));
+		goto err_register;
+	}
+
+	set_bit(VMXNET3_STATE_BIT_QUIESCED, &adapter->state);
+	atomic_inc(&devices_found);
+	return 0;
+
+err_register:
+	vmxnet3_free_intr_resources(adapter);
+err_ver:
+	vmxnet3_free_pci_resources(adapter);
+err_alloc_pci:
+	kfree(adapter->pm_conf);
+err_alloc_pm:
+	pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) +
+			    sizeof(struct Vmxnet3_RxQueueDesc),
+			    adapter->tqd_start, adapter->queue_desc_pa);
+err_alloc_queue_desc:
+	pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared),
+			    adapter->shared, adapter->shared_pa);
+err_alloc_shared:
+	pci_set_drvdata(pdev, NULL);
+	free_netdev(netdev);
+	return err;
+}
+
+
+static void __devexit
+vmxnet3_remove_device(struct pci_dev *pdev)
+{
+	struct net_device *netdev = pci_get_drvdata(pdev);
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	flush_scheduled_work();
+
+	unregister_netdev(netdev);
+
+	vmxnet3_free_intr_resources(adapter);
+	vmxnet3_free_pci_resources(adapter);
+	kfree(adapter->pm_conf);
+	pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_TxQueueDesc) +
+			    sizeof(struct Vmxnet3_RxQueueDesc),
+			    adapter->tqd_start, adapter->queue_desc_pa);
+	pci_free_consistent(adapter->pdev, sizeof(struct Vmxnet3_DriverShared),
+			    adapter->shared, adapter->shared_pa);
+	free_netdev(netdev);
+}
+
+
+#ifdef CONFIG_PM
+
+static int
+vmxnet3_suspend(struct device *device)
+{
+	struct pci_dev *pdev = to_pci_dev(device);
+	struct net_device *netdev = pci_get_drvdata(pdev);
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	struct Vmxnet3_PMConf *pmConf;
+	struct ethhdr *ehdr;
+	struct arphdr *ahdr;
+	u8 *arpreq;
+	struct in_device *in_dev;
+	struct in_ifaddr *ifa;
+	int i = 0;
+
+	if (!netif_running(netdev))
+		return 0;
+
+	vmxnet3_disable_all_intrs(adapter);
+	vmxnet3_free_irqs(adapter);
+	vmxnet3_free_intr_resources(adapter);
+
+	netif_device_detach(netdev);
+	netif_stop_queue(netdev);
+
+	/* Create wake-up filters. */
+	pmConf = adapter->pm_conf;
+	memset(pmConf, 0, sizeof(*pmConf));
+
+	if (adapter->wol & WAKE_UCAST) {
+		pmConf->filters[i].patternSize = ETH_ALEN;
+		pmConf->filters[i].maskSize = 1;
+		memcpy(pmConf->filters[i].pattern, netdev->dev_addr, ETH_ALEN);
+		pmConf->filters[i].mask[0] = 0x3F; /* LSB ETH_ALEN bits */
+
+		pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER;
+		i++;
+	}
+
+	if (adapter->wol & WAKE_ARP) {
+		in_dev = in_dev_get(netdev);
+		if (!in_dev)
+			goto skip_arp;
+
+		ifa = (struct in_ifaddr *)in_dev->ifa_list;
+		if (!ifa)
+			goto skip_arp;
+
+		pmConf->filters[i].patternSize = ETH_HLEN + /* Ethernet header*/
+			sizeof(struct arphdr) +		/* ARP header */
+			2 * ETH_ALEN +		/* 2 Ethernet addresses*/
+			2 * sizeof(u32);	/*2 IPv4 addresses */
+		pmConf->filters[i].maskSize =
+			(pmConf->filters[i].patternSize - 1) / 8 + 1;
+
+		/* ETH_P_ARP in Ethernet header. */
+		ehdr = (struct ethhdr *)pmConf->filters[i].pattern;
+		ehdr->h_proto = htons(ETH_P_ARP);
+
+		/* ARPOP_REQUEST in ARP header. */
+		ahdr = (struct arphdr *)&pmConf->filters[i].pattern[ETH_HLEN];
+		ahdr->ar_op = htons(ARPOP_REQUEST);
+		arpreq = (u8 *)(ahdr + 1);
+
+		/* The Unicast IPv4 address in 'tip' field. */
+		arpreq += 2 * ETH_ALEN + sizeof(u32);
+		*(u32 *)arpreq = ifa->ifa_address;
+
+		/* The mask for the relevant bits. */
+		pmConf->filters[i].mask[0] = 0x00;
+		pmConf->filters[i].mask[1] = 0x30; /* ETH_P_ARP */
+		pmConf->filters[i].mask[2] = 0x30; /* ARPOP_REQUEST */
+		pmConf->filters[i].mask[3] = 0x00;
+		pmConf->filters[i].mask[4] = 0xC0; /* IPv4 TIP */
+		pmConf->filters[i].mask[5] = 0x03; /* IPv4 TIP */
+		in_dev_put(in_dev);
+
+		pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_FILTER;
+		i++;
+	}
+
+skip_arp:
+	if (adapter->wol & WAKE_MAGIC)
+		pmConf->wakeUpEvents |= VMXNET3_PM_WAKEUP_MAGIC;
+
+	pmConf->numFilters = i;
+
+	adapter->shared->devRead.pmConfDesc.confVer = 1;
+	adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf);
+	adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf);
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_UPDATE_PMCFG);
+
+	pci_save_state(pdev);
+	pci_enable_wake(pdev, pci_choose_state(pdev, PMSG_SUSPEND),
+			adapter->wol);
+	pci_disable_device(pdev);
+	pci_set_power_state(pdev, pci_choose_state(pdev, PMSG_SUSPEND));
+
+	return 0;
+}
+
+
+static int
+vmxnet3_resume(struct device *device)
+{
+	int err;
+	struct pci_dev *pdev = to_pci_dev(device);
+	struct net_device *netdev = pci_get_drvdata(pdev);
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	struct Vmxnet3_PMConf *pmConf;
+
+	if (!netif_running(netdev))
+		return 0;
+
+	/* Destroy wake-up filters. */
+	pmConf = adapter->pm_conf;
+	memset(pmConf, 0, sizeof(*pmConf));
+
+	adapter->shared->devRead.pmConfDesc.confVer = 1;
+	adapter->shared->devRead.pmConfDesc.confLen = sizeof(*pmConf);
+	adapter->shared->devRead.pmConfDesc.confPA = virt_to_phys(pmConf);
+
+	netif_device_attach(netdev);
+	pci_set_power_state(pdev, PCI_D0);
+	pci_restore_state(pdev);
+	err = pci_enable_device_mem(pdev);
+	if (err != 0)
+		return err;
+
+	pci_enable_wake(pdev, PCI_D0, 0);
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+			       VMXNET3_CMD_UPDATE_PMCFG);
+	vmxnet3_alloc_intr_resources(adapter);
+	vmxnet3_request_irqs(adapter);
+	vmxnet3_enable_all_intrs(adapter);
+
+	return 0;
+}
+
+static struct dev_pm_ops vmxnet3_pm_ops = {
+	.suspend = vmxnet3_suspend,
+	.resume = vmxnet3_resume,
+};
+#endif
+
+static struct pci_driver vmxnet3_driver = {
+	.name		= vmxnet3_driver_name,
+	.id_table	= vmxnet3_pciid_table,
+	.probe		= vmxnet3_probe_device,
+	.remove		= __devexit_p(vmxnet3_remove_device),
+#ifdef CONFIG_PM
+	.driver.pm	= &vmxnet3_pm_ops,
+#endif
+};
+
+
+static int __init
+vmxnet3_init_module(void)
+{
+	printk(KERN_INFO "%s - version %s\n", VMXNET3_DRIVER_DESC,
+		VMXNET3_DRIVER_VERSION_REPORT);
+	return pci_register_driver(&vmxnet3_driver);
+}
+
+module_init(vmxnet3_init_module);
+
+
+static void
+vmxnet3_exit_module(void)
+{
+	pci_unregister_driver(&vmxnet3_driver);
+}
+
+module_exit(vmxnet3_exit_module);
+
+MODULE_AUTHOR("VMware, Inc.");
+MODULE_DESCRIPTION(VMXNET3_DRIVER_DESC);
+MODULE_LICENSE("GPL v2");
+MODULE_VERSION(VMXNET3_DRIVER_VERSION_STRING);
diff --git a/drivers/net/vmxnet3/vmxnet3_ethtool.c b/drivers/net/vmxnet3/vmxnet3_ethtool.c
new file mode 100644
index 000000000000..c2c15e4cafc7
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_ethtool.c
@@ -0,0 +1,566 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+
+#include "vmxnet3_int.h"
+
+struct vmxnet3_stat_desc {
+	char desc[ETH_GSTRING_LEN];
+	int  offset;
+};
+
+
+static u32
+vmxnet3_get_rx_csum(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	return adapter->rxcsum;
+}
+
+
+static int
+vmxnet3_set_rx_csum(struct net_device *netdev, u32 val)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	if (adapter->rxcsum != val) {
+		adapter->rxcsum = val;
+		if (netif_running(netdev)) {
+			if (val)
+				adapter->shared->devRead.misc.uptFeatures |=
+								UPT1_F_RXCSUM;
+			else
+				adapter->shared->devRead.misc.uptFeatures &=
+								~UPT1_F_RXCSUM;
+
+			VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+					       VMXNET3_CMD_UPDATE_FEATURE);
+		}
+	}
+	return 0;
+}
+
+
+/* per tq stats maintained by the device */
+static const struct vmxnet3_stat_desc
+vmxnet3_tq_dev_stats[] = {
+	/* description,         offset */
+	{ "TSO pkts tx",        offsetof(struct UPT1_TxStats, TSOPktsTxOK) },
+	{ "TSO bytes tx",       offsetof(struct UPT1_TxStats, TSOBytesTxOK) },
+	{ "ucast pkts tx",      offsetof(struct UPT1_TxStats, ucastPktsTxOK) },
+	{ "ucast bytes tx",     offsetof(struct UPT1_TxStats, ucastBytesTxOK) },
+	{ "mcast pkts tx",      offsetof(struct UPT1_TxStats, mcastPktsTxOK) },
+	{ "mcast bytes tx",     offsetof(struct UPT1_TxStats, mcastBytesTxOK) },
+	{ "bcast pkts tx",      offsetof(struct UPT1_TxStats, bcastPktsTxOK) },
+	{ "bcast bytes tx",     offsetof(struct UPT1_TxStats, bcastBytesTxOK) },
+	{ "pkts tx err",        offsetof(struct UPT1_TxStats, pktsTxError) },
+	{ "pkts tx discard",    offsetof(struct UPT1_TxStats, pktsTxDiscard) },
+};
+
+/* per tq stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_tq_driver_stats[] = {
+	/* description,         offset */
+	{"drv dropped tx total", offsetof(struct vmxnet3_tq_driver_stats,
+					drop_total) },
+	{ "   too many frags",  offsetof(struct vmxnet3_tq_driver_stats,
+					drop_too_many_frags) },
+	{ "   giant hdr",       offsetof(struct vmxnet3_tq_driver_stats,
+					drop_oversized_hdr) },
+	{ "   hdr err",         offsetof(struct vmxnet3_tq_driver_stats,
+					drop_hdr_inspect_err) },
+	{ "   tso",             offsetof(struct vmxnet3_tq_driver_stats,
+					drop_tso) },
+	{ "ring full",          offsetof(struct vmxnet3_tq_driver_stats,
+					tx_ring_full) },
+	{ "pkts linearized",    offsetof(struct vmxnet3_tq_driver_stats,
+					linearized) },
+	{ "hdr cloned",         offsetof(struct vmxnet3_tq_driver_stats,
+					copy_skb_header) },
+	{ "giant hdr",          offsetof(struct vmxnet3_tq_driver_stats,
+					oversized_hdr) },
+};
+
+/* per rq stats maintained by the device */
+static const struct vmxnet3_stat_desc
+vmxnet3_rq_dev_stats[] = {
+	{ "LRO pkts rx",        offsetof(struct UPT1_RxStats, LROPktsRxOK) },
+	{ "LRO byte rx",        offsetof(struct UPT1_RxStats, LROBytesRxOK) },
+	{ "ucast pkts rx",      offsetof(struct UPT1_RxStats, ucastPktsRxOK) },
+	{ "ucast bytes rx",     offsetof(struct UPT1_RxStats, ucastBytesRxOK) },
+	{ "mcast pkts rx",      offsetof(struct UPT1_RxStats, mcastPktsRxOK) },
+	{ "mcast bytes rx",     offsetof(struct UPT1_RxStats, mcastBytesRxOK) },
+	{ "bcast pkts rx",      offsetof(struct UPT1_RxStats, bcastPktsRxOK) },
+	{ "bcast bytes rx",     offsetof(struct UPT1_RxStats, bcastBytesRxOK) },
+	{ "pkts rx out of buf", offsetof(struct UPT1_RxStats, pktsRxOutOfBuf) },
+	{ "pkts rx err",        offsetof(struct UPT1_RxStats, pktsRxError) },
+};
+
+/* per rq stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_rq_driver_stats[] = {
+	/* description,         offset */
+	{ "drv dropped rx total", offsetof(struct vmxnet3_rq_driver_stats,
+					   drop_total) },
+	{ "   err",            offsetof(struct vmxnet3_rq_driver_stats,
+					drop_err) },
+	{ "   fcs",            offsetof(struct vmxnet3_rq_driver_stats,
+					drop_fcs) },
+	{ "rx buf alloc fail", offsetof(struct vmxnet3_rq_driver_stats,
+					rx_buf_alloc_failure) },
+};
+
+/* gloabl stats maintained by the driver */
+static const struct vmxnet3_stat_desc
+vmxnet3_global_stats[] = {
+	/* description,         offset */
+	{ "tx timeout count",   offsetof(struct vmxnet3_adapter,
+					 tx_timeout_count) }
+};
+
+
+struct net_device_stats *
+vmxnet3_get_stats(struct net_device *netdev)
+{
+	struct vmxnet3_adapter *adapter;
+	struct vmxnet3_tq_driver_stats *drvTxStats;
+	struct vmxnet3_rq_driver_stats *drvRxStats;
+	struct UPT1_TxStats *devTxStats;
+	struct UPT1_RxStats *devRxStats;
+	struct net_device_stats *net_stats = &netdev->stats;
+
+	adapter = netdev_priv(netdev);
+
+	/* Collect the dev stats into the shared area */
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
+
+	/* Assuming that we have a single queue device */
+	devTxStats = &adapter->tqd_start->stats;
+	devRxStats = &adapter->rqd_start->stats;
+
+	/* Get access to the driver stats per queue */
+	drvTxStats = &adapter->tx_queue.stats;
+	drvRxStats = &adapter->rx_queue.stats;
+
+	memset(net_stats, 0, sizeof(*net_stats));
+
+	net_stats->rx_packets = devRxStats->ucastPktsRxOK +
+				devRxStats->mcastPktsRxOK +
+				devRxStats->bcastPktsRxOK;
+
+	net_stats->tx_packets = devTxStats->ucastPktsTxOK +
+				devTxStats->mcastPktsTxOK +
+				devTxStats->bcastPktsTxOK;
+
+	net_stats->rx_bytes = devRxStats->ucastBytesRxOK +
+			      devRxStats->mcastBytesRxOK +
+			      devRxStats->bcastBytesRxOK;
+
+	net_stats->tx_bytes = devTxStats->ucastBytesTxOK +
+			      devTxStats->mcastBytesTxOK +
+			      devTxStats->bcastBytesTxOK;
+
+	net_stats->rx_errors = devRxStats->pktsRxError;
+	net_stats->tx_errors = devTxStats->pktsTxError;
+	net_stats->rx_dropped = drvRxStats->drop_total;
+	net_stats->tx_dropped = drvTxStats->drop_total;
+	net_stats->multicast =  devRxStats->mcastPktsRxOK;
+
+	return net_stats;
+}
+
+static int
+vmxnet3_get_sset_count(struct net_device *netdev, int sset)
+{
+	switch (sset) {
+	case ETH_SS_STATS:
+		return ARRAY_SIZE(vmxnet3_tq_dev_stats) +
+			ARRAY_SIZE(vmxnet3_tq_driver_stats) +
+			ARRAY_SIZE(vmxnet3_rq_dev_stats) +
+			ARRAY_SIZE(vmxnet3_rq_driver_stats) +
+			ARRAY_SIZE(vmxnet3_global_stats);
+	default:
+		return -EOPNOTSUPP;
+	}
+}
+
+
+static int
+vmxnet3_get_regs_len(struct net_device *netdev)
+{
+	return 20 * sizeof(u32);
+}
+
+
+static void
+vmxnet3_get_drvinfo(struct net_device *netdev, struct ethtool_drvinfo *drvinfo)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	strlcpy(drvinfo->driver, vmxnet3_driver_name, sizeof(drvinfo->driver));
+	drvinfo->driver[sizeof(drvinfo->driver) - 1] = '\0';
+
+	strlcpy(drvinfo->version, VMXNET3_DRIVER_VERSION_REPORT,
+		sizeof(drvinfo->version));
+	drvinfo->driver[sizeof(drvinfo->version) - 1] = '\0';
+
+	strlcpy(drvinfo->fw_version, "N/A", sizeof(drvinfo->fw_version));
+	drvinfo->fw_version[sizeof(drvinfo->fw_version) - 1] = '\0';
+
+	strlcpy(drvinfo->bus_info, pci_name(adapter->pdev),
+		ETHTOOL_BUSINFO_LEN);
+	drvinfo->n_stats = vmxnet3_get_sset_count(netdev, ETH_SS_STATS);
+	drvinfo->testinfo_len = 0;
+	drvinfo->eedump_len   = 0;
+	drvinfo->regdump_len  = vmxnet3_get_regs_len(netdev);
+}
+
+
+static void
+vmxnet3_get_strings(struct net_device *netdev, u32 stringset, u8 *buf)
+{
+	if (stringset == ETH_SS_STATS) {
+		int i;
+
+		for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++) {
+			memcpy(buf, vmxnet3_tq_dev_stats[i].desc,
+			       ETH_GSTRING_LEN);
+			buf += ETH_GSTRING_LEN;
+		}
+		for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++) {
+			memcpy(buf, vmxnet3_tq_driver_stats[i].desc,
+			       ETH_GSTRING_LEN);
+			buf += ETH_GSTRING_LEN;
+		}
+		for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++) {
+			memcpy(buf, vmxnet3_rq_dev_stats[i].desc,
+			       ETH_GSTRING_LEN);
+			buf += ETH_GSTRING_LEN;
+		}
+		for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++) {
+			memcpy(buf, vmxnet3_rq_driver_stats[i].desc,
+			       ETH_GSTRING_LEN);
+			buf += ETH_GSTRING_LEN;
+		}
+		for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++) {
+			memcpy(buf, vmxnet3_global_stats[i].desc,
+				ETH_GSTRING_LEN);
+			buf += ETH_GSTRING_LEN;
+		}
+	}
+}
+
+static u32
+vmxnet3_get_flags(struct net_device *netdev) {
+	return netdev->features;
+}
+
+static int
+vmxnet3_set_flags(struct net_device *netdev, u32 data) {
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u8 lro_requested = (data & ETH_FLAG_LRO) == 0 ? 0 : 1;
+	u8 lro_present = (netdev->features & NETIF_F_LRO) == 0 ? 0 : 1;
+
+	if (lro_requested ^ lro_present) {
+		/* toggle the LRO feature*/
+		netdev->features ^= NETIF_F_LRO;
+
+		/* update harware LRO capability accordingly */
+		if (lro_requested)
+			adapter->shared->devRead.misc.uptFeatures &= UPT1_F_LRO;
+		else
+			adapter->shared->devRead.misc.uptFeatures &=
+								~UPT1_F_LRO;
+		VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD,
+				       VMXNET3_CMD_UPDATE_FEATURE);
+	}
+	return 0;
+}
+
+static void
+vmxnet3_get_ethtool_stats(struct net_device *netdev,
+			  struct ethtool_stats *stats, u64  *buf)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u8 *base;
+	int i;
+
+	VMXNET3_WRITE_BAR1_REG(adapter, VMXNET3_REG_CMD, VMXNET3_CMD_GET_STATS);
+
+	/* this does assume each counter is 64-bit wide */
+
+	base = (u8 *)&adapter->tqd_start->stats;
+	for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_dev_stats); i++)
+		*buf++ = *(u64 *)(base + vmxnet3_tq_dev_stats[i].offset);
+
+	base = (u8 *)&adapter->tx_queue.stats;
+	for (i = 0; i < ARRAY_SIZE(vmxnet3_tq_driver_stats); i++)
+		*buf++ = *(u64 *)(base + vmxnet3_tq_driver_stats[i].offset);
+
+	base = (u8 *)&adapter->rqd_start->stats;
+	for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_dev_stats); i++)
+		*buf++ = *(u64 *)(base + vmxnet3_rq_dev_stats[i].offset);
+
+	base = (u8 *)&adapter->rx_queue.stats;
+	for (i = 0; i < ARRAY_SIZE(vmxnet3_rq_driver_stats); i++)
+		*buf++ = *(u64 *)(base + vmxnet3_rq_driver_stats[i].offset);
+
+	base = (u8 *)adapter;
+	for (i = 0; i < ARRAY_SIZE(vmxnet3_global_stats); i++)
+		*buf++ = *(u64 *)(base + vmxnet3_global_stats[i].offset);
+}
+
+
+static void
+vmxnet3_get_regs(struct net_device *netdev, struct ethtool_regs *regs, void *p)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u32 *buf = p;
+
+	memset(p, 0, vmxnet3_get_regs_len(netdev));
+
+	regs->version = 1;
+
+	/* Update vmxnet3_get_regs_len if we want to dump more registers */
+
+	/* make each ring use multiple of 16 bytes */
+	buf[0] = adapter->tx_queue.tx_ring.next2fill;
+	buf[1] = adapter->tx_queue.tx_ring.next2comp;
+	buf[2] = adapter->tx_queue.tx_ring.gen;
+	buf[3] = 0;
+
+	buf[4] = adapter->tx_queue.comp_ring.next2proc;
+	buf[5] = adapter->tx_queue.comp_ring.gen;
+	buf[6] = adapter->tx_queue.stopped;
+	buf[7] = 0;
+
+	buf[8] = adapter->rx_queue.rx_ring[0].next2fill;
+	buf[9] = adapter->rx_queue.rx_ring[0].next2comp;
+	buf[10] = adapter->rx_queue.rx_ring[0].gen;
+	buf[11] = 0;
+
+	buf[12] = adapter->rx_queue.rx_ring[1].next2fill;
+	buf[13] = adapter->rx_queue.rx_ring[1].next2comp;
+	buf[14] = adapter->rx_queue.rx_ring[1].gen;
+	buf[15] = 0;
+
+	buf[16] = adapter->rx_queue.comp_ring.next2proc;
+	buf[17] = adapter->rx_queue.comp_ring.gen;
+	buf[18] = 0;
+	buf[19] = 0;
+}
+
+
+static void
+vmxnet3_get_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	wol->supported = WAKE_UCAST | WAKE_ARP | WAKE_MAGIC;
+	wol->wolopts = adapter->wol;
+}
+
+
+static int
+vmxnet3_set_wol(struct net_device *netdev, struct ethtool_wolinfo *wol)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	if (wol->wolopts & (WAKE_PHY | WAKE_MCAST | WAKE_BCAST |
+			    WAKE_MAGICSECURE)) {
+		return -EOPNOTSUPP;
+	}
+
+	adapter->wol = wol->wolopts;
+
+	device_set_wakeup_enable(&adapter->pdev->dev, adapter->wol);
+
+	return 0;
+}
+
+
+static int
+vmxnet3_get_settings(struct net_device *netdev, struct ethtool_cmd *ecmd)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	ecmd->supported = SUPPORTED_10000baseT_Full | SUPPORTED_1000baseT_Full |
+			  SUPPORTED_TP;
+	ecmd->advertising = ADVERTISED_TP;
+	ecmd->port = PORT_TP;
+	ecmd->transceiver = XCVR_INTERNAL;
+
+	if (adapter->link_speed) {
+		ecmd->speed = adapter->link_speed;
+		ecmd->duplex = DUPLEX_FULL;
+	} else {
+		ecmd->speed = -1;
+		ecmd->duplex = -1;
+	}
+	return 0;
+}
+
+
+static void
+vmxnet3_get_ringparam(struct net_device *netdev,
+		      struct ethtool_ringparam *param)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+
+	param->rx_max_pending = VMXNET3_RX_RING_MAX_SIZE;
+	param->tx_max_pending = VMXNET3_TX_RING_MAX_SIZE;
+	param->rx_mini_max_pending = 0;
+	param->rx_jumbo_max_pending = 0;
+
+	param->rx_pending = adapter->rx_queue.rx_ring[0].size;
+	param->tx_pending = adapter->tx_queue.tx_ring.size;
+	param->rx_mini_pending = 0;
+	param->rx_jumbo_pending = 0;
+}
+
+
+static int
+vmxnet3_set_ringparam(struct net_device *netdev,
+		      struct ethtool_ringparam *param)
+{
+	struct vmxnet3_adapter *adapter = netdev_priv(netdev);
+	u32 new_tx_ring_size, new_rx_ring_size;
+	u32 sz;
+	int err = 0;
+
+	if (param->tx_pending == 0 || param->tx_pending >
+						VMXNET3_TX_RING_MAX_SIZE)
+		return -EINVAL;
+
+	if (param->rx_pending == 0 || param->rx_pending >
+						VMXNET3_RX_RING_MAX_SIZE)
+		return -EINVAL;
+
+
+	/* round it up to a multiple of VMXNET3_RING_SIZE_ALIGN */
+	new_tx_ring_size = (param->tx_pending + VMXNET3_RING_SIZE_MASK) &
+							~VMXNET3_RING_SIZE_MASK;
+	new_tx_ring_size = min_t(u32, new_tx_ring_size,
+				 VMXNET3_TX_RING_MAX_SIZE);
+	if (new_tx_ring_size > VMXNET3_TX_RING_MAX_SIZE || (new_tx_ring_size %
+						VMXNET3_RING_SIZE_ALIGN) != 0)
+		return -EINVAL;
+
+	/* ring0 has to be a multiple of
+	 * rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN
+	 */
+	sz = adapter->rx_buf_per_pkt * VMXNET3_RING_SIZE_ALIGN;
+	new_rx_ring_size = (param->rx_pending + sz - 1) / sz * sz;
+	new_rx_ring_size = min_t(u32, new_rx_ring_size,
+				 VMXNET3_RX_RING_MAX_SIZE / sz * sz);
+	if (new_rx_ring_size > VMXNET3_RX_RING_MAX_SIZE || (new_rx_ring_size %
+							   sz) != 0)
+		return -EINVAL;
+
+	if (new_tx_ring_size == adapter->tx_queue.tx_ring.size &&
+			new_rx_ring_size == adapter->rx_queue.rx_ring[0].size) {
+		return 0;
+	}
+
+	/*
+	 * Reset_work may be in the middle of resetting the device, wait for its
+	 * completion.
+	 */
+	while (test_and_set_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state))
+		msleep(1);
+
+	if (netif_running(netdev)) {
+		vmxnet3_quiesce_dev(adapter);
+		vmxnet3_reset_dev(adapter);
+
+		/* recreate the rx queue and the tx queue based on the
+		 * new sizes */
+		vmxnet3_tq_destroy(&adapter->tx_queue, adapter);
+		vmxnet3_rq_destroy(&adapter->rx_queue, adapter);
+
+		err = vmxnet3_create_queues(adapter, new_tx_ring_size,
+			new_rx_ring_size, VMXNET3_DEF_RX_RING_SIZE);
+		if (err) {
+			/* failed, most likely because of OOM, try default
+			 * size */
+			printk(KERN_ERR "%s: failed to apply new sizes, try the"
+				" default ones\n", netdev->name);
+			err = vmxnet3_create_queues(adapter,
+						    VMXNET3_DEF_TX_RING_SIZE,
+						    VMXNET3_DEF_RX_RING_SIZE,
+						    VMXNET3_DEF_RX_RING_SIZE);
+			if (err) {
+				printk(KERN_ERR "%s: failed to create queues "
+					"with default sizes. Closing it\n",
+					netdev->name);
+				goto out;
+			}
+		}
+
+		err = vmxnet3_activate_dev(adapter);
+		if (err)
+			printk(KERN_ERR "%s: failed to re-activate, error %d."
+				" Closing it\n", netdev->name, err);
+	}
+
+out:
+	clear_bit(VMXNET3_STATE_BIT_RESETTING, &adapter->state);
+	if (err)
+		vmxnet3_force_close(adapter);
+
+	return err;
+}
+
+
+static struct ethtool_ops vmxnet3_ethtool_ops = {
+	.get_settings      = vmxnet3_get_settings,
+	.get_drvinfo       = vmxnet3_get_drvinfo,
+	.get_regs_len      = vmxnet3_get_regs_len,
+	.get_regs          = vmxnet3_get_regs,
+	.get_wol           = vmxnet3_get_wol,
+	.set_wol           = vmxnet3_set_wol,
+	.get_link          = ethtool_op_get_link,
+	.get_rx_csum       = vmxnet3_get_rx_csum,
+	.set_rx_csum       = vmxnet3_set_rx_csum,
+	.get_tx_csum       = ethtool_op_get_tx_csum,
+	.set_tx_csum       = ethtool_op_set_tx_hw_csum,
+	.get_sg            = ethtool_op_get_sg,
+	.set_sg            = ethtool_op_set_sg,
+	.get_tso           = ethtool_op_get_tso,
+	.set_tso           = ethtool_op_set_tso,
+	.get_strings       = vmxnet3_get_strings,
+	.get_flags	   = vmxnet3_get_flags,
+	.set_flags	   = vmxnet3_set_flags,
+	.get_sset_count	   = vmxnet3_get_sset_count,
+	.get_ethtool_stats = vmxnet3_get_ethtool_stats,
+	.get_ringparam     = vmxnet3_get_ringparam,
+	.set_ringparam     = vmxnet3_set_ringparam,
+};
+
+void vmxnet3_set_ethtool_ops(struct net_device *netdev)
+{
+	SET_ETHTOOL_OPS(netdev, &vmxnet3_ethtool_ops);
+}
diff --git a/drivers/net/vmxnet3/vmxnet3_int.h b/drivers/net/vmxnet3/vmxnet3_int.h
new file mode 100644
index 000000000000..3c0d70d58111
--- /dev/null
+++ b/drivers/net/vmxnet3/vmxnet3_int.h
@@ -0,0 +1,389 @@
+/*
+ * Linux driver for VMware's vmxnet3 ethernet NIC.
+ *
+ * Copyright (C) 2008-2009, VMware, Inc. All Rights Reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; version 2 of the License and no later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ * NON INFRINGEMENT.  See the GNU General Public License for more
+ * details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+ *
+ * The full GNU General Public License is included in this distribution in
+ * the file called "COPYING".
+ *
+ * Maintained by: Shreyas Bhatewara <pv-drivers@vmware.com>
+ *
+ */
+
+#ifndef _VMXNET3_INT_H
+#define _VMXNET3_INT_H
+
+#include <linux/types.h>
+#include <linux/ethtool.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/netdevice.h>
+#include <linux/pci.h>
+#include <linux/ethtool.h>
+#include <linux/compiler.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/slab.h>
+#include <linux/spinlock.h>
+#include <linux/ioport.h>
+#include <linux/highmem.h>
+#include <linux/init.h>
+#include <linux/timer.h>
+#include <linux/skbuff.h>
+#include <linux/interrupt.h>
+#include <linux/workqueue.h>
+#include <linux/uaccess.h>
+#include <asm/dma.h>
+#include <asm/page.h>
+
+#include <linux/tcp.h>
+#include <linux/udp.h>
+#include <linux/ip.h>
+#include <linux/ipv6.h>
+#include <linux/in.h>
+#include <linux/etherdevice.h>
+#include <asm/checksum.h>
+#include <linux/if_vlan.h>
+#include <linux/if_arp.h>
+#include <linux/inetdevice.h>
+
+#include "vmxnet3_defs.h"
+
+#ifdef DEBUG
+# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI(debug)"
+#else
+# define VMXNET3_DRIVER_VERSION_REPORT VMXNET3_DRIVER_VERSION_STRING"-NAPI"
+#endif
+
+
+/*
+ * Version numbers
+ */
+#define VMXNET3_DRIVER_VERSION_STRING   "1.0.5.0-k"
+
+/* a 32-bit int, each byte encode a verion number in VMXNET3_DRIVER_VERSION */
+#define VMXNET3_DRIVER_VERSION_NUM      0x01000500
+
+
+/*
+ * Capabilities
+ */
+
+enum {
+	VMNET_CAP_SG	        = 0x0001, /* Can do scatter-gather transmits. */
+	VMNET_CAP_IP4_CSUM      = 0x0002, /* Can checksum only TCP/UDP over
+					   * IPv4 */
+	VMNET_CAP_HW_CSUM       = 0x0004, /* Can checksum all packets. */
+	VMNET_CAP_HIGH_DMA      = 0x0008, /* Can DMA to high memory. */
+	VMNET_CAP_TOE	        = 0x0010, /* Supports TCP/IP offload. */
+	VMNET_CAP_TSO	        = 0x0020, /* Supports TCP Segmentation
+					   * offload */
+	VMNET_CAP_SW_TSO        = 0x0040, /* Supports SW TCP Segmentation */
+	VMNET_CAP_VMXNET_APROM  = 0x0080, /* Vmxnet APROM support */
+	VMNET_CAP_HW_TX_VLAN    = 0x0100, /* Can we do VLAN tagging in HW */
+	VMNET_CAP_HW_RX_VLAN    = 0x0200, /* Can we do VLAN untagging in HW */
+	VMNET_CAP_SW_VLAN       = 0x0400, /* VLAN tagging/untagging in SW */
+	VMNET_CAP_WAKE_PCKT_RCV = 0x0800, /* Can wake on network packet recv? */
+	VMNET_CAP_ENABLE_INT_INLINE = 0x1000,  /* Enable Interrupt Inline */
+	VMNET_CAP_ENABLE_HEADER_COPY = 0x2000,  /* copy header for vmkernel */
+	VMNET_CAP_TX_CHAIN      = 0x4000, /* Guest can use multiple tx entries
+					  * for a pkt */
+	VMNET_CAP_RX_CHAIN      = 0x8000, /* pkt can span multiple rx entries */
+	VMNET_CAP_LPD           = 0x10000, /* large pkt delivery */
+	VMNET_CAP_BPF           = 0x20000, /* BPF Support in VMXNET Virtual HW*/
+	VMNET_CAP_SG_SPAN_PAGES = 0x40000, /* Scatter-gather can span multiple*/
+					   /* pages transmits */
+	VMNET_CAP_IP6_CSUM      = 0x80000, /* Can do IPv6 csum offload. */
+	VMNET_CAP_TSO6         = 0x100000, /* TSO seg. offload for IPv6 pkts. */
+	VMNET_CAP_TSO256k      = 0x200000, /* Can do TSO seg offload for */
+					   /* pkts up to 256kB. */
+	VMNET_CAP_UPT          = 0x400000  /* Support UPT */
+};
+
+/*
+ * PCI vendor and device IDs.
+ */
+#define PCI_VENDOR_ID_VMWARE            0x15AD
+#define PCI_DEVICE_ID_VMWARE_VMXNET3    0x07B0
+#define MAX_ETHERNET_CARDS		10
+#define MAX_PCI_PASSTHRU_DEVICE		6
+
+struct vmxnet3_cmd_ring {
+	union Vmxnet3_GenericDesc *base;
+	u32		size;
+	u32		next2fill;
+	u32		next2comp;
+	u8		gen;
+	dma_addr_t	basePA;
+};
+
+static inline void
+vmxnet3_cmd_ring_adv_next2fill(struct vmxnet3_cmd_ring *ring)
+{
+	ring->next2fill++;
+	if (unlikely(ring->next2fill == ring->size)) {
+		ring->next2fill = 0;
+		VMXNET3_FLIP_RING_GEN(ring->gen);
+	}
+}
+
+static inline void
+vmxnet3_cmd_ring_adv_next2comp(struct vmxnet3_cmd_ring *ring)
+{
+	VMXNET3_INC_RING_IDX_ONLY(ring->next2comp, ring->size);
+}
+
+static inline int
+vmxnet3_cmd_ring_desc_avail(struct vmxnet3_cmd_ring *ring)
+{
+	return (ring->next2comp > ring->next2fill ? 0 : ring->size) +
+		ring->next2comp - ring->next2fill - 1;
+}
+
+struct vmxnet3_comp_ring {
+	union Vmxnet3_GenericDesc *base;
+	u32               size;
+	u32               next2proc;
+	u8                gen;
+	u8                intr_idx;
+	dma_addr_t           basePA;
+};
+
+static inline void
+vmxnet3_comp_ring_adv_next2proc(struct vmxnet3_comp_ring *ring)
+{
+	ring->next2proc++;
+	if (unlikely(ring->next2proc == ring->size)) {
+		ring->next2proc = 0;
+		VMXNET3_FLIP_RING_GEN(ring->gen);
+	}
+}
+
+struct vmxnet3_tx_data_ring {
+	struct Vmxnet3_TxDataDesc *base;
+	u32              size;
+	dma_addr_t          basePA;
+};
+
+enum vmxnet3_buf_map_type {
+	VMXNET3_MAP_INVALID = 0,
+	VMXNET3_MAP_NONE,
+	VMXNET3_MAP_SINGLE,
+	VMXNET3_MAP_PAGE,
+};
+
+struct vmxnet3_tx_buf_info {
+	u32      map_type;
+	u16      len;
+	u16      sop_idx;
+	dma_addr_t  dma_addr;
+	struct sk_buff *skb;
+};
+
+struct vmxnet3_tq_driver_stats {
+	u64 drop_total;     /* # of pkts dropped by the driver, the
+				* counters below track droppings due to
+				* different reasons
+				*/
+	u64 drop_too_many_frags;
+	u64 drop_oversized_hdr;
+	u64 drop_hdr_inspect_err;
+	u64 drop_tso;
+
+	u64 tx_ring_full;
+	u64 linearized;         /* # of pkts linearized */
+	u64 copy_skb_header;    /* # of times we have to copy skb header */
+	u64 oversized_hdr;
+};
+
+struct vmxnet3_tx_ctx {
+	bool   ipv4;
+	u16 mss;
+	u32 eth_ip_hdr_size; /* only valid for pkts requesting tso or csum
+				 * offloading
+				 */
+	u32 l4_hdr_size;     /* only valid if mss != 0 */
+	u32 copy_size;       /* # of bytes copied into the data ring */
+	union Vmxnet3_GenericDesc *sop_txd;
+	union Vmxnet3_GenericDesc *eop_txd;
+};
+
+struct vmxnet3_tx_queue {
+	spinlock_t                      tx_lock;
+	struct vmxnet3_cmd_ring         tx_ring;
+	struct vmxnet3_tx_buf_info     *buf_info;
+	struct vmxnet3_tx_data_ring     data_ring;
+	struct vmxnet3_comp_ring        comp_ring;
+	struct Vmxnet3_TxQueueCtrl            *shared;
+	struct vmxnet3_tq_driver_stats  stats;
+	bool                            stopped;
+	int                             num_stop;  /* # of times the queue is
+						    * stopped */
+} __attribute__((__aligned__(SMP_CACHE_BYTES)));
+
+enum vmxnet3_rx_buf_type {
+	VMXNET3_RX_BUF_NONE = 0,
+	VMXNET3_RX_BUF_SKB = 1,
+	VMXNET3_RX_BUF_PAGE = 2
+};
+
+struct vmxnet3_rx_buf_info {
+	enum vmxnet3_rx_buf_type buf_type;
+	u16     len;
+	union {
+		struct sk_buff *skb;
+		struct page    *page;
+	};
+	dma_addr_t dma_addr;
+};
+
+struct vmxnet3_rx_ctx {
+	struct sk_buff *skb;
+	u32 sop_idx;
+};
+
+struct vmxnet3_rq_driver_stats {
+	u64 drop_total;
+	u64 drop_err;
+	u64 drop_fcs;
+	u64 rx_buf_alloc_failure;
+};
+
+struct vmxnet3_rx_queue {
+	struct vmxnet3_cmd_ring   rx_ring[2];
+	struct vmxnet3_comp_ring  comp_ring;
+	struct vmxnet3_rx_ctx     rx_ctx;
+	u32 qid;            /* rqID in RCD for buffer from 1st ring */
+	u32 qid2;           /* rqID in RCD for buffer from 2nd ring */
+	u32 uncommitted[2]; /* # of buffers allocated since last RXPROD
+				* update */
+	struct vmxnet3_rx_buf_info     *buf_info[2];
+	struct Vmxnet3_RxQueueCtrl            *shared;
+	struct vmxnet3_rq_driver_stats  stats;
+} __attribute__((__aligned__(SMP_CACHE_BYTES)));
+
+#define VMXNET3_LINUX_MAX_MSIX_VECT     1
+
+struct vmxnet3_intr {
+	enum vmxnet3_intr_mask_mode  mask_mode;
+	enum vmxnet3_intr_type       type;	/* MSI-X, MSI, or INTx? */
+	u8  num_intrs;			/* # of intr vectors */
+	u8  event_intr_idx;		/* idx of the intr vector for event */
+	u8  mod_levels[VMXNET3_LINUX_MAX_MSIX_VECT]; /* moderation level */
+#ifdef CONFIG_PCI_MSI
+	struct msix_entry msix_entries[VMXNET3_LINUX_MAX_MSIX_VECT];
+#endif
+};
+
+#define VMXNET3_STATE_BIT_RESETTING   0
+#define VMXNET3_STATE_BIT_QUIESCED    1
+struct vmxnet3_adapter {
+	struct vmxnet3_tx_queue         tx_queue;
+	struct vmxnet3_rx_queue         rx_queue;
+	struct napi_struct              napi;
+	struct vlan_group              *vlan_grp;
+
+	struct vmxnet3_intr             intr;
+
+	struct Vmxnet3_DriverShared    *shared;
+	struct Vmxnet3_PMConf          *pm_conf;
+	struct Vmxnet3_TxQueueDesc     *tqd_start;     /* first tx queue desc */
+	struct Vmxnet3_RxQueueDesc     *rqd_start;     /* first rx queue desc */
+	struct net_device              *netdev;
+	struct pci_dev                 *pdev;
+
+	u8				*hw_addr0; /* for BAR 0 */
+	u8				*hw_addr1; /* for BAR 1 */
+
+	/* feature control */
+	bool				rxcsum;
+	bool				lro;
+	bool				jumbo_frame;
+
+	/* rx buffer related */
+	unsigned			skb_buf_size;
+	int		rx_buf_per_pkt;  /* only apply to the 1st ring */
+	dma_addr_t			shared_pa;
+	dma_addr_t queue_desc_pa;
+
+	/* Wake-on-LAN */
+	u32     wol;
+
+	/* Link speed */
+	u32     link_speed; /* in mbps */
+
+	u64     tx_timeout_count;
+	struct work_struct work;
+
+	unsigned long  state;    /* VMXNET3_STATE_BIT_xxx */
+
+	int dev_number;
+};
+
+#define VMXNET3_WRITE_BAR0_REG(adapter, reg, val)  \
+	writel((val), (adapter)->hw_addr0 + (reg))
+#define VMXNET3_READ_BAR0_REG(adapter, reg)        \
+	readl((adapter)->hw_addr0 + (reg))
+
+#define VMXNET3_WRITE_BAR1_REG(adapter, reg, val)  \
+	writel((val), (adapter)->hw_addr1 + (reg))
+#define VMXNET3_READ_BAR1_REG(adapter, reg)        \
+	readl((adapter)->hw_addr1 + (reg))
+
+#define VMXNET3_WAKE_QUEUE_THRESHOLD(tq)  (5)
+#define VMXNET3_RX_ALLOC_THRESHOLD(rq, ring_idx, adapter) \
+	((rq)->rx_ring[ring_idx].size >> 3)
+
+#define VMXNET3_GET_ADDR_LO(dma)   ((u32)(dma))
+#define VMXNET3_GET_ADDR_HI(dma)   ((u32)(((u64)(dma)) >> 32))
+
+/* must be a multiple of VMXNET3_RING_SIZE_ALIGN */
+#define VMXNET3_DEF_TX_RING_SIZE    512
+#define VMXNET3_DEF_RX_RING_SIZE    256
+
+#define VMXNET3_MAX_ETH_HDR_SIZE    22
+#define VMXNET3_MAX_SKB_BUF_SIZE    (3*1024)
+
+int
+vmxnet3_quiesce_dev(struct vmxnet3_adapter *adapter);
+
+int
+vmxnet3_activate_dev(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_force_close(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_reset_dev(struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_tq_destroy(struct vmxnet3_tx_queue *tq,
+		   struct vmxnet3_adapter *adapter);
+
+void
+vmxnet3_rq_destroy(struct vmxnet3_rx_queue *rq,
+		   struct vmxnet3_adapter *adapter);
+
+int
+vmxnet3_create_queues(struct vmxnet3_adapter *adapter,
+		      u32 tx_ring_size, u32 rx_ring_size, u32 rx_ring2_size);
+
+extern void vmxnet3_set_ethtool_ops(struct net_device *netdev);
+extern struct net_device_stats *vmxnet3_get_stats(struct net_device *netdev);
+
+extern char vmxnet3_driver_name[];
+#endif
diff --git a/drivers/net/vxge/vxge-config.h b/drivers/net/vxge/vxge-config.h
index 62779a520ca1..3e94f0ce0900 100644
--- a/drivers/net/vxge/vxge-config.h
+++ b/drivers/net/vxge/vxge-config.h
@@ -1541,7 +1541,7 @@ void vxge_hw_ring_rxd_1b_info_get(
 	rxd_info->l4_cksum_valid =
 		(u32)VXGE_HW_RING_RXD_L4_CKSUM_CORRECT_GET(rxdp->control_0);
 	rxd_info->l4_cksum =
-		(u32)VXGE_HW_RING_RXD_L4_CKSUM_GET(rxdp->control_0);;
+		(u32)VXGE_HW_RING_RXD_L4_CKSUM_GET(rxdp->control_0);
 	rxd_info->frame =
 		(u32)VXGE_HW_RING_RXD_ETHER_ENCAP_GET(rxdp->control_0);
 	rxd_info->proto =
diff --git a/drivers/net/vxge/vxge-main.c b/drivers/net/vxge/vxge-main.c
index b378037a29b5..068d7a9d3e36 100644
--- a/drivers/net/vxge/vxge-main.c
+++ b/drivers/net/vxge/vxge-main.c
@@ -2350,7 +2350,7 @@ static int vxge_enable_msix(struct vxgedev *vdev)
 	enum vxge_hw_status status;
 	/* 0 - Tx, 1 - Rx  */
 	int tim_msix_id[4];
-	int alarm_msix_id = 0, msix_intr_vect = 0;;
+	int alarm_msix_id = 0, msix_intr_vect = 0;
 	vdev->intr_cnt = 0;
 
 	/* allocate msix vectors */
diff --git a/drivers/net/wan/c101.c b/drivers/net/wan/c101.c
index 9693b0fd323d..0bd898c94759 100644
--- a/drivers/net/wan/c101.c
+++ b/drivers/net/wan/c101.c
@@ -16,6 +16,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/capability.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/string.h>
diff --git a/drivers/net/wan/cosa.c b/drivers/net/wan/cosa.c
index 66360a2a14c2..8e25ca7080c7 100644
--- a/drivers/net/wan/cosa.c
+++ b/drivers/net/wan/cosa.c
@@ -76,6 +76,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/poll.h>
 #include <linux/fs.h>
@@ -906,6 +907,7 @@ static ssize_t cosa_write(struct file *file,
 			current->state = TASK_RUNNING;
 			chan->tx_status = 1;
 			spin_unlock_irqrestore(&cosa->lock, flags);
+			up(&chan->wsem);
 			return -ERESTARTSYS;
 		}
 	}
diff --git a/drivers/net/wan/cycx_x25.c b/drivers/net/wan/cycx_x25.c
index 2573c18b6aa5..cd8cb95c5bd7 100644
--- a/drivers/net/wan/cycx_x25.c
+++ b/drivers/net/wan/cycx_x25.c
@@ -84,6 +84,7 @@
 #include <linux/kernel.h>	/* printk(), and other useful stuff */
 #include <linux/module.h>
 #include <linux/string.h>	/* inline memset(), etc. */
+#include <linux/sched.h>
 #include <linux/slab.h>		/* kmalloc(), kfree() */
 #include <linux/stddef.h>	/* offsetof(), etc. */
 #include <linux/wanrouter.h>	/* WAN router definitions */
diff --git a/drivers/net/wan/dscc4.c b/drivers/net/wan/dscc4.c
index 81c8aec9df92..07d00b4cf48a 100644
--- a/drivers/net/wan/dscc4.c
+++ b/drivers/net/wan/dscc4.c
@@ -81,6 +81,7 @@
  */
 
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/types.h>
 #include <linux/errno.h>
 #include <linux/list.h>
diff --git a/drivers/net/wan/farsync.c b/drivers/net/wan/farsync.c
index 3e90eb816181..beda387f2fc7 100644
--- a/drivers/net/wan/farsync.c
+++ b/drivers/net/wan/farsync.c
@@ -19,6 +19,7 @@
 #include <linux/kernel.h>
 #include <linux/version.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/if.h>
diff --git a/drivers/net/wan/hdlc_cisco.c b/drivers/net/wan/hdlc_cisco.c
index cf5fd17ad707..f1bff98acd1f 100644
--- a/drivers/net/wan/hdlc_cisco.c
+++ b/drivers/net/wan/hdlc_cisco.c
@@ -58,8 +58,7 @@ struct cisco_state {
 	spinlock_t lock;
 	unsigned long last_poll;
 	int up;
-	int request_sent;
-	u32 txseq; /* TX sequence number */
+	u32 txseq; /* TX sequence number, 0 = none */
 	u32 rxseq; /* RX sequence number */
 };
 
@@ -163,6 +162,7 @@ static int cisco_rx(struct sk_buff *skb)
 	struct cisco_packet *cisco_data;
 	struct in_device *in_dev;
 	__be32 addr, mask;
+	u32 ack;
 
 	if (skb->len < sizeof(struct hdlc_header))
 		goto rx_error;
@@ -223,8 +223,10 @@ static int cisco_rx(struct sk_buff *skb)
 		case CISCO_KEEPALIVE_REQ:
 			spin_lock(&st->lock);
 			st->rxseq = ntohl(cisco_data->par1);
-			if (st->request_sent &&
-			    ntohl(cisco_data->par2) == st->txseq) {
+			ack = ntohl(cisco_data->par2);
+			if (ack && (ack == st->txseq ||
+				    /* our current REQ may be in transit */
+				    ack == st->txseq - 1)) {
 				st->last_poll = jiffies;
 				if (!st->up) {
 					u32 sec, min, hrs, days;
@@ -275,7 +277,6 @@ static void cisco_timer(unsigned long arg)
 
 	cisco_keepalive_send(dev, CISCO_KEEPALIVE_REQ, htonl(++st->txseq),
 			     htonl(st->rxseq));
-	st->request_sent = 1;
 	spin_unlock(&st->lock);
 
 	st->timer.expires = jiffies + st->settings.interval * HZ;
@@ -293,9 +294,7 @@ static void cisco_start(struct net_device *dev)
 	unsigned long flags;
 
 	spin_lock_irqsave(&st->lock, flags);
-	st->up = 0;
-	st->request_sent = 0;
-	st->txseq = st->rxseq = 0;
+	st->up = st->txseq = st->rxseq = 0;
 	spin_unlock_irqrestore(&st->lock, flags);
 
 	init_timer(&st->timer);
@@ -317,8 +316,7 @@ static void cisco_stop(struct net_device *dev)
 
 	spin_lock_irqsave(&st->lock, flags);
 	netif_dormant_on(dev);
-	st->up = 0;
-	st->request_sent = 0;
+	st->up = st->txseq = 0;
 	spin_unlock_irqrestore(&st->lock, flags);
 }
 
diff --git a/drivers/net/wan/n2.c b/drivers/net/wan/n2.c
index 83da596e2052..58c66819f39b 100644
--- a/drivers/net/wan/n2.c
+++ b/drivers/net/wan/n2.c
@@ -18,6 +18,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/capability.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/fcntl.h>
diff --git a/drivers/net/wan/pci200syn.c b/drivers/net/wan/pci200syn.c
index a52f29c72c33..f1340faaf022 100644
--- a/drivers/net/wan/pci200syn.c
+++ b/drivers/net/wan/pci200syn.c
@@ -16,6 +16,7 @@
 
 #include <linux/module.h>
 #include <linux/kernel.h>
+#include <linux/capability.h>
 #include <linux/slab.h>
 #include <linux/types.h>
 #include <linux/fcntl.h>
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig
index 49ea9c92b7e6..d7a764a2fc1a 100644
--- a/drivers/net/wireless/Kconfig
+++ b/drivers/net/wireless/Kconfig
@@ -31,13 +31,12 @@ config STRIP
 	---help---
 	  Say Y if you have a Metricom radio and intend to use Starmode Radio
 	  IP. STRIP is a radio protocol developed for the MosquitoNet project
-	  (on the WWW at <http://mosquitonet.stanford.edu/>) to send Internet
-	  traffic using Metricom radios.  Metricom radios are small, battery
-	  powered, 100kbit/sec packet radio transceivers, about the size and
-	  weight of a cellular telephone. (You may also have heard them called
-	  "Metricom modems" but we avoid the term "modem" because it misleads
-	  many people into thinking that you can plug a Metricom modem into a
-	  phone line and use it as a modem.)
+	  to send Internet traffic using Metricom radios.  Metricom radios are
+	  small, battery powered, 100kbit/sec packet radio transceivers, about
+	  the size and weight of a cellular telephone. (You may also have heard
+	  them called "Metricom modems" but we avoid the term "modem" because
+	  it misleads many people into thinking that you can plug a Metricom
+	  modem into a phone line and use it as a modem.)
 
 	  You can use STRIP on any Linux machine with a serial port, although
 	  it is obviously most useful for people with laptop computers. If you
diff --git a/drivers/net/wireless/adm8211.h b/drivers/net/wireless/adm8211.h
index 4f6ab1322189..b07e4d3a6b4d 100644
--- a/drivers/net/wireless/adm8211.h
+++ b/drivers/net/wireless/adm8211.h
@@ -266,7 +266,7 @@ do {								\
 #define ADM8211_SYNCTL_CS1	(1 << 28)
 #define ADM8211_SYNCTL_CAL	(1 << 27)
 #define ADM8211_SYNCTL_SELCAL	(1 << 26)
-#define ADM8211_SYNCTL_RFtype	((1 << 24) || (1 << 23) || (1 << 22))
+#define ADM8211_SYNCTL_RFtype	((1 << 24) | (1 << 23) | (1 << 22))
 #define ADM8211_SYNCTL_RFMD	(1 << 22)
 #define ADM8211_SYNCTL_GENERAL	(0x7 << 22)
 /* SYNCTL 21:0 Data (Si4126: 18-bit data, 4-bit address) */
diff --git a/drivers/net/wireless/airo.c b/drivers/net/wireless/airo.c
index 7116a1aa20ce..abf896a7390e 100644
--- a/drivers/net/wireless/airo.c
+++ b/drivers/net/wireless/airo.c
@@ -4790,9 +4790,8 @@ static int proc_stats_rid_open( struct inode *inode,
 static int get_dec_u16( char *buffer, int *start, int limit ) {
 	u16 value;
 	int valid = 0;
-	for( value = 0; buffer[*start] >= '0' &&
-		     buffer[*start] <= '9' &&
-		     *start < limit; (*start)++ ) {
+	for (value = 0; *start < limit && buffer[*start] >= '0' &&
+			buffer[*start] <= '9'; (*start)++) {
 		valid = 1;
 		value *= 10;
 		value += buffer[*start] - '0';
diff --git a/drivers/net/wireless/arlan-proc.c b/drivers/net/wireless/arlan-proc.c
index 2ab1d59870f4..a8b689635a3b 100644
--- a/drivers/net/wireless/arlan-proc.c
+++ b/drivers/net/wireless/arlan-proc.c
@@ -402,7 +402,7 @@ static int arlan_setup_card_by_book(struct net_device *dev)
 
 static char arlan_drive_info[ARLAN_STR_SIZE] = "A655\n\0";
 
-static int arlan_sysctl_info(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_info(ctl_table * ctl, int write,
 		      void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int i;
@@ -629,7 +629,7 @@ final:
 	*lenp = pos;
 
 	if (!write)
-		retv = proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+		retv = proc_dostring(ctl, write, buffer, lenp, ppos);
 	else
 	{
 		*lenp = 0;
@@ -639,7 +639,7 @@ final:
 }
 
 
-static int arlan_sysctl_info161719(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_info161719(ctl_table * ctl, int write,
 			    void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int i;
@@ -669,11 +669,11 @@ static int arlan_sysctl_info161719(ctl_table * ctl, int write, struct file *filp
 
 final:
 	*lenp = pos;
-	retv = proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	retv = proc_dostring(ctl, write, buffer, lenp, ppos);
 	return retv;
 }
 
-static int arlan_sysctl_infotxRing(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_infotxRing(ctl_table * ctl, int write,
 			    void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int i;
@@ -698,11 +698,11 @@ static int arlan_sysctl_infotxRing(ctl_table * ctl, int write, struct file *filp
 	SARLBNpln(u_char, txBuffer, 0x800);
 final:
 	*lenp = pos;
-	retv = proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	retv = proc_dostring(ctl, write, buffer, lenp, ppos);
 	return retv;
 }
 
-static int arlan_sysctl_inforxRing(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_inforxRing(ctl_table * ctl, int write,
 			    void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int i;
@@ -726,11 +726,11 @@ static int arlan_sysctl_inforxRing(ctl_table * ctl, int write, struct file *filp
 	SARLBNpln(u_char, rxBuffer, 0x800);
 final:
 	*lenp = pos;
-	retv = proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	retv = proc_dostring(ctl, write, buffer, lenp, ppos);
 	return retv;
 }
 
-static int arlan_sysctl_info18(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_info18(ctl_table * ctl, int write,
 			void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int i;
@@ -756,7 +756,7 @@ static int arlan_sysctl_info18(ctl_table * ctl, int write, struct file *filp,
 
 final:
 	*lenp = pos;
-	retv = proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	retv = proc_dostring(ctl, write, buffer, lenp, ppos);
 	return retv;
 }
 
@@ -766,7 +766,7 @@ final:
 
 static char conf_reset_result[200];
 
-static int arlan_configure(ctl_table * ctl, int write, struct file *filp,
+static int arlan_configure(ctl_table * ctl, int write,
 		    void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int pos = 0;
@@ -788,10 +788,10 @@ static int arlan_configure(ctl_table * ctl, int write, struct file *filp,
 		return -1;
 
 	*lenp = pos;
-	return proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	return proc_dostring(ctl, write, buffer, lenp, ppos);
 }
 
-static int arlan_sysctl_reset(ctl_table * ctl, int write, struct file *filp,
+static int arlan_sysctl_reset(ctl_table * ctl, int write,
 		       void __user *buffer, size_t * lenp, loff_t *ppos)
 {
 	int pos = 0;
@@ -811,7 +811,7 @@ static int arlan_sysctl_reset(ctl_table * ctl, int write, struct file *filp,
 	} else
 		return -1;
 	*lenp = pos + 3;
-	return proc_dostring(ctl, write, filp, buffer, lenp, ppos);
+	return proc_dostring(ctl, write, buffer, lenp, ppos);
 }
 
 
diff --git a/drivers/net/wireless/ath/ar9170/phy.c b/drivers/net/wireless/ath/ar9170/phy.c
index b3e5cf3735b0..dbd488da18b1 100644
--- a/drivers/net/wireless/ath/ar9170/phy.c
+++ b/drivers/net/wireless/ath/ar9170/phy.c
@@ -1141,7 +1141,8 @@ static int ar9170_set_freq_cal_data(struct ar9170 *ar,
 	u8 vpds[2][AR5416_PD_GAIN_ICEPTS];
 	u8 pwrs[2][AR5416_PD_GAIN_ICEPTS];
 	int chain, idx, i;
-	u8 f;
+	u32 phy_data = 0;
+	u8 f, tmp;
 
 	switch (channel->band) {
 	case IEEE80211_BAND_2GHZ:
@@ -1208,9 +1209,6 @@ static int ar9170_set_freq_cal_data(struct ar9170 *ar,
 		}
 
 		for (i = 0; i < 76; i++) {
-			u32 phy_data;
-			u8 tmp;
-
 			if (i < 25) {
 				tmp = ar9170_interpolate_val(i, &pwrs[0][0],
 							     &vpds[0][0]);
diff --git a/drivers/net/wireless/ath/ar9170/usb.c b/drivers/net/wireless/ath/ar9170/usb.c
index e0138ac8bf50..e974e5829e1a 100644
--- a/drivers/net/wireless/ath/ar9170/usb.c
+++ b/drivers/net/wireless/ath/ar9170/usb.c
@@ -64,6 +64,8 @@ static struct usb_device_id ar9170_usb_ids[] = {
 	{ USB_DEVICE(0x0cf3, 0x9170) },
 	/* Atheros TG121N */
 	{ USB_DEVICE(0x0cf3, 0x1001) },
+	/* TP-Link TL-WN821N v2 */
+	{ USB_DEVICE(0x0cf3, 0x1002) },
 	/* Cace Airpcap NX */
 	{ USB_DEVICE(0xcace, 0x0300) },
 	/* D-Link DWA 160A */
diff --git a/drivers/net/wireless/ath/ath5k/base.c b/drivers/net/wireless/ath/ath5k/base.c
index 9c6ab5378f6e..95a8e232b58f 100644
--- a/drivers/net/wireless/ath/ath5k/base.c
+++ b/drivers/net/wireless/ath/ath5k/base.c
@@ -1125,7 +1125,6 @@ ath5k_mode_setup(struct ath5k_softc *sc)
 	/* configure operational mode */
 	ath5k_hw_set_opmode(ah);
 
-	ath5k_hw_set_mcast_filter(ah, 0, 0);
 	ATH5K_DBG(sc, ATH5K_DEBUG_MODE, "RX filter 0x%x\n", rfilt);
 }
 
diff --git a/drivers/net/wireless/ath/ath5k/led.c b/drivers/net/wireless/ath/ath5k/led.c
index b767c3b67b24..b548c8eaaae1 100644
--- a/drivers/net/wireless/ath/ath5k/led.c
+++ b/drivers/net/wireless/ath/ath5k/led.c
@@ -63,12 +63,16 @@ static const struct pci_device_id ath5k_led_devices[] = {
 	{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0422), ATH_LED(1, 1) },
 	/* E-machines E510 (tuliom@gmail.com) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_AMBIT, 0x0428), ATH_LED(3, 0) },
+	/* BenQ Joybook R55v (nowymarluk@wp.pl) */
+	{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0100), ATH_LED(1, 0) },
 	/* Acer Extensa 5620z (nekoreeve@gmail.com) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_QMI, 0x0105), ATH_LED(3, 0) },
 	/* Fukato Datacask Jupiter 1014a (mrb74@gmx.at) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_AZWAVE, 0x1026), ATH_LED(3, 0) },
 	/* IBM ThinkPad AR5BXB6 (legovini@spiro.fisica.unipd.it) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_IBM, 0x058a), ATH_LED(1, 0) },
+	/* HP Compaq CQ60-206US (ddreggors@jumptv.com) */
+	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137a), ATH_LED(3, 1) },
 	/* HP Compaq C700 (nitrousnrg@gmail.com) */
 	{ ATH_SDEVICE(PCI_VENDOR_ID_HP, 0x0137b), ATH_LED(3, 1) },
 	/* IBM-specific AR5212 (all others) */
diff --git a/drivers/net/wireless/ath/ath5k/reg.h b/drivers/net/wireless/ath/ath5k/reg.h
index debad07d9900..c63ea6afd96f 100644
--- a/drivers/net/wireless/ath/ath5k/reg.h
+++ b/drivers/net/wireless/ath/ath5k/reg.h
@@ -982,7 +982,7 @@
 #define AR5K_5414_CBCFG_BUF_DIS	0x10	/* Disable buffer */
 
 /*
- * PCI-E Power managment configuration
+ * PCI-E Power management configuration
  * and status register [5424+]
  */
 #define	AR5K_PCIE_PM_CTL		0x4068			/* Register address */
diff --git a/drivers/net/wireless/ath/ath9k/calib.c b/drivers/net/wireless/ath/ath9k/calib.c
index 3234995e8881..0ad6d0b76e9e 100644
--- a/drivers/net/wireless/ath/ath9k/calib.c
+++ b/drivers/net/wireless/ath/ath9k/calib.c
@@ -609,14 +609,24 @@ void ath9k_hw_loadnf(struct ath_hw *ah, struct ath9k_channel *chan)
 		AR_PHY_CH1_EXT_CCA,
 		AR_PHY_CH2_EXT_CCA
 	};
-	u8 chainmask;
+	u8 chainmask, rx_chain_status;
 
+	rx_chain_status = REG_READ(ah, AR_PHY_RX_CHAINMASK);
 	if (AR_SREV_9285(ah))
 		chainmask = 0x9;
-	else if (AR_SREV_9280(ah) || AR_SREV_9287(ah))
-		chainmask = 0x1B;
-	else
-		chainmask = 0x3F;
+	else if (AR_SREV_9280(ah) || AR_SREV_9287(ah)) {
+		if ((rx_chain_status & 0x2) || (rx_chain_status & 0x4))
+			chainmask = 0x1B;
+		else
+			chainmask = 0x09;
+	} else {
+		if (rx_chain_status & 0x4)
+			chainmask = 0x3F;
+		else if (rx_chain_status & 0x2)
+			chainmask = 0x1B;
+		else
+			chainmask = 0x09;
+	}
 
 	h = ah->nfCalHist;
 
@@ -697,6 +707,8 @@ void ath9k_init_nfcal_hist_buffer(struct ath_hw *ah)
 		noise_floor = AR_PHY_CCA_MAX_AR9280_GOOD_VALUE;
 	else if (AR_SREV_9285(ah))
 		noise_floor = AR_PHY_CCA_MAX_AR9285_GOOD_VALUE;
+	else if (AR_SREV_9287(ah))
+		noise_floor = AR_PHY_CCA_MAX_AR9287_GOOD_VALUE;
 	else
 		noise_floor = AR_PHY_CCA_MAX_AR5416_GOOD_VALUE;
 
@@ -924,6 +936,7 @@ static inline void ath9k_hw_9285_pa_cal(struct ath_hw *ah, bool is_reset)
 		regVal |= (1 << (19 + i));
 		REG_WRITE(ah, 0x7834, regVal);
 		udelay(1);
+		regVal = REG_READ(ah, 0x7834);
 		regVal &= (~(0x1 << (19 + i)));
 		reg_field = MS(REG_READ(ah, 0x7840), AR9285_AN_RXTXBB1_SPARE9);
 		regVal |= (reg_field << (19 + i));
diff --git a/drivers/net/wireless/ath/ath9k/calib.h b/drivers/net/wireless/ath/ath9k/calib.h
index 019bcbba40ed..9028ab193e42 100644
--- a/drivers/net/wireless/ath/ath9k/calib.h
+++ b/drivers/net/wireless/ath/ath9k/calib.h
@@ -28,6 +28,7 @@ extern const struct ath9k_percal_data adc_init_dc_cal;
 #define AR_PHY_CCA_MAX_AR5416_GOOD_VALUE	-85
 #define AR_PHY_CCA_MAX_AR9280_GOOD_VALUE	-112
 #define AR_PHY_CCA_MAX_AR9285_GOOD_VALUE	-118
+#define AR_PHY_CCA_MAX_AR9287_GOOD_VALUE	-118
 #define AR_PHY_CCA_MAX_HIGH_VALUE      		-62
 #define AR_PHY_CCA_MIN_BAD_VALUE       		-140
 #define AR_PHY_CCA_FILTERWINDOW_LENGTH_INIT     3
diff --git a/drivers/net/wireless/ath/ath9k/eeprom_def.c b/drivers/net/wireless/ath/ath9k/eeprom_def.c
index ae7fb5dcb266..4071fc91da0a 100644
--- a/drivers/net/wireless/ath/ath9k/eeprom_def.c
+++ b/drivers/net/wireless/ath/ath9k/eeprom_def.c
@@ -509,6 +509,8 @@ static void ath9k_hw_def_set_board_values(struct ath_hw *ah,
 			REG_RMW_FIELD(ah, AR_AN_TOP1, AR_AN_TOP1_DACIPMODE,
 				      eep->baseEepHeader.dacLpMode);
 
+		udelay(100);
+
 		REG_RMW_FIELD(ah, AR_PHY_FRAME_CTL, AR_PHY_FRAME_CTL_TX_CLIP,
 			      pModal->miscBits >> 2);
 
@@ -902,7 +904,7 @@ static void ath9k_hw_set_def_power_per_rate_table(struct ath_hw *ah,
 						  u16 powerLimit)
 {
 #define REDUCE_SCALED_POWER_BY_TWO_CHAIN     6  /* 10*log10(2)*2 */
-#define REDUCE_SCALED_POWER_BY_THREE_CHAIN   10 /* 10*log10(3)*2 */
+#define REDUCE_SCALED_POWER_BY_THREE_CHAIN   9 /* 10*log10(3)*2 */
 
 	struct ath_regulatory *regulatory = ath9k_hw_regulatory(ah);
 	struct ar5416_eeprom_def *pEepData = &ah->eeprom.def;
diff --git a/drivers/net/wireless/ath/ath9k/hw.c b/drivers/net/wireless/ath/ath9k/hw.c
index b6c6cca07812..ca7694caf364 100644
--- a/drivers/net/wireless/ath/ath9k/hw.c
+++ b/drivers/net/wireless/ath/ath9k/hw.c
@@ -842,7 +842,7 @@ static void ath9k_hw_init_mode_regs(struct ath_hw *ah)
 
 static void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah)
 {
-	if (AR_SREV_9287_11(ah))
+	if (AR_SREV_9287_11_OR_LATER(ah))
 		INIT_INI_ARRAY(&ah->iniModesRxGain,
 		ar9287Modes_rx_gain_9287_1_1,
 		ARRAY_SIZE(ar9287Modes_rx_gain_9287_1_1), 6);
@@ -853,7 +853,7 @@ static void ath9k_hw_init_mode_gain_regs(struct ath_hw *ah)
 	else if (AR_SREV_9280_20(ah))
 		ath9k_hw_init_rxgain_ini(ah);
 
-	if (AR_SREV_9287_11(ah)) {
+	if (AR_SREV_9287_11_OR_LATER(ah)) {
 		INIT_INI_ARRAY(&ah->iniModesTxGain,
 		ar9287Modes_tx_gain_9287_1_1,
 		ARRAY_SIZE(ar9287Modes_tx_gain_9287_1_1), 6);
@@ -965,7 +965,7 @@ int ath9k_hw_init(struct ath_hw *ah)
 	ath9k_hw_init_mode_regs(ah);
 
 	if (ah->is_pciexpress)
-		ath9k_hw_configpcipowersave(ah, 0);
+		ath9k_hw_configpcipowersave(ah, 0, 0);
 	else
 		ath9k_hw_disablepcie(ah);
 
@@ -1273,6 +1273,15 @@ static void ath9k_hw_override_ini(struct ath_hw *ah,
 	 */
 	REG_SET_BIT(ah, AR_DIAG_SW, (AR_DIAG_RX_DIS | AR_DIAG_RX_ABORT));
 
+	if (AR_SREV_9280_10_OR_LATER(ah)) {
+		val = REG_READ(ah, AR_PCU_MISC_MODE2) &
+			       (~AR_PCU_MISC_MODE2_HWWAR1);
+
+		if (AR_SREV_9287_10_OR_LATER(ah))
+			val = val & (~AR_PCU_MISC_MODE2_HWWAR2);
+
+		REG_WRITE(ah, AR_PCU_MISC_MODE2, val);
+	}
 
 	if (!AR_SREV_5416_20_OR_LATER(ah) ||
 	    AR_SREV_9280_10_OR_LATER(ah))
@@ -1784,7 +1793,7 @@ static void ath9k_hw_set_regs(struct ath_hw *ah, struct ath9k_channel *chan,
 static bool ath9k_hw_chip_reset(struct ath_hw *ah,
 				struct ath9k_channel *chan)
 {
-	if (OLC_FOR_AR9280_20_LATER) {
+	if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL)) {
 		if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_POWER_ON))
 			return false;
 	} else if (!ath9k_hw_set_reset_reg(ah, ATH9K_RESET_WARM))
@@ -2338,6 +2347,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	struct ath9k_channel *curchan = ah->curchan;
 	u32 saveDefAntenna;
 	u32 macStaId1;
+	u64 tsf = 0;
 	int i, rx_chainmask, r;
 
 	ah->extprotspacing = sc->ht_extprotspacing;
@@ -2347,7 +2357,7 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	if (!ath9k_hw_setpower(ah, ATH9K_PM_AWAKE))
 		return -EIO;
 
-	if (curchan)
+	if (curchan && !ah->chip_fullsleep)
 		ath9k_hw_getnf(ah, curchan);
 
 	if (bChannelChange &&
@@ -2356,8 +2366,8 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 	    (chan->channel != ah->curchan->channel) &&
 	    ((chan->channelFlags & CHANNEL_ALL) ==
 	     (ah->curchan->channelFlags & CHANNEL_ALL)) &&
-	    (!AR_SREV_9280(ah) || (!IS_CHAN_A_5MHZ_SPACED(chan) &&
-				   !IS_CHAN_A_5MHZ_SPACED(ah->curchan)))) {
+	     !(AR_SREV_9280(ah) || IS_CHAN_A_5MHZ_SPACED(chan) ||
+	     IS_CHAN_A_5MHZ_SPACED(ah->curchan))) {
 
 		if (ath9k_hw_channel_change(ah, chan, sc->tx_chan_width)) {
 			ath9k_hw_loadnf(ah, ah->curchan);
@@ -2372,6 +2382,10 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 
 	macStaId1 = REG_READ(ah, AR_STA_ID1) & AR_STA_ID1_BASE_RATE_11B;
 
+	/* For chips on which RTC reset is done, save TSF before it gets cleared */
+	if (AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
+		tsf = ath9k_hw_gettsf64(ah);
+
 	saveLedState = REG_READ(ah, AR_CFG_LED) &
 		(AR_CFG_LED_ASSOC_CTL | AR_CFG_LED_MODE_SEL |
 		 AR_CFG_LED_BLINK_THRESH_SEL | AR_CFG_LED_BLINK_SLOW);
@@ -2398,6 +2412,10 @@ int ath9k_hw_reset(struct ath_hw *ah, struct ath9k_channel *chan,
 		udelay(50);
 	}
 
+	/* Restore TSF */
+	if (tsf && AR_SREV_9280(ah) && ah->eep_ops->get_eeprom(ah, EEP_OL_PWRCTRL))
+		ath9k_hw_settsf64(ah, tsf);
+
 	if (AR_SREV_9280_10_OR_LATER(ah))
 		REG_SET_BIT(ah, AR_GPIO_INPUT_EN_VAL, AR_GPIO_JTAG_DISABLE);
 
@@ -3005,9 +3023,10 @@ void ath9k_ps_restore(struct ath_softc *sc)
  * Programming the SerDes must go through the same 288 bit serial shift
  * register as the other analog registers.  Hence the 9 writes.
  */
-void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore)
+void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore, int power_off)
 {
 	u8 i;
+	u32 val;
 
 	if (ah->is_pciexpress != true)
 		return;
@@ -3017,84 +3036,113 @@ void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore)
 		return;
 
 	/* Nothing to do on restore for 11N */
-	if (restore)
-		return;
+	if (!restore) {
+		if (AR_SREV_9280_20_OR_LATER(ah)) {
+			/*
+			 * AR9280 2.0 or later chips use SerDes values from the
+			 * initvals.h initialized depending on chipset during
+			 * ath9k_hw_init()
+			 */
+			for (i = 0; i < ah->iniPcieSerdes.ia_rows; i++) {
+				REG_WRITE(ah, INI_RA(&ah->iniPcieSerdes, i, 0),
+					  INI_RA(&ah->iniPcieSerdes, i, 1));
+			}
+		} else if (AR_SREV_9280(ah) &&
+			   (ah->hw_version.macRev == AR_SREV_REVISION_9280_10)) {
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fd00);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
+
+			/* RX shut off when elecidle is asserted */
+			REG_WRITE(ah, AR_PCIE_SERDES, 0xa8000019);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x13160820);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980560);
+
+			/* Shut off CLKREQ active in L1 */
+			if (ah->config.pcie_clock_req)
+				REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffc);
+			else
+				REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffd);
 
-	if (AR_SREV_9280_20_OR_LATER(ah)) {
-		/*
-		 * AR9280 2.0 or later chips use SerDes values from the
-		 * initvals.h initialized depending on chipset during
-		 * ath9k_hw_init()
-		 */
-		for (i = 0; i < ah->iniPcieSerdes.ia_rows; i++) {
-			REG_WRITE(ah, INI_RA(&ah->iniPcieSerdes, i, 0),
-				  INI_RA(&ah->iniPcieSerdes, i, 1));
-		}
-	} else if (AR_SREV_9280(ah) &&
-		   (ah->hw_version.macRev == AR_SREV_REVISION_9280_10)) {
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fd00);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x00043007);
 
-		/* RX shut off when elecidle is asserted */
-		REG_WRITE(ah, AR_PCIE_SERDES, 0xa8000019);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x13160820);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980560);
+			/* Load the new settings */
+			REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
 
-		/* Shut off CLKREQ active in L1 */
-		if (ah->config.pcie_clock_req)
-			REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffc);
-		else
-			REG_WRITE(ah, AR_PCIE_SERDES, 0x401deffd);
-
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x00043007);
+		} else {
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
 
-		/* Load the new settings */
-		REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
+			/* RX shut off when elecidle is asserted */
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579);
 
-	} else {
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x9248fc00);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x24924924);
+			/*
+			 * Ignore ah->ah_config.pcie_clock_req setting for
+			 * pre-AR9280 11n
+			 */
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff);
 
-		/* RX shut off when elecidle is asserted */
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x28000039);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x53160824);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0xe5980579);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554);
+			REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007);
 
-		/*
-		 * Ignore ah->ah_config.pcie_clock_req setting for
-		 * pre-AR9280 11n
-		 */
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x001defff);
+			/* Load the new settings */
+			REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
+		}
 
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x1aaabe40);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0xbe105554);
-		REG_WRITE(ah, AR_PCIE_SERDES, 0x000e3007);
+		udelay(1000);
 
-		/* Load the new settings */
-		REG_WRITE(ah, AR_PCIE_SERDES2, 0x00000000);
-	}
+		/* set bit 19 to allow forcing of pcie core into L1 state */
+		REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
 
-	udelay(1000);
+		/* Several PCIe massages to ensure proper behaviour */
+		if (ah->config.pcie_waen) {
+			val = ah->config.pcie_waen;
+			if (!power_off)
+				val &= (~AR_WA_D3_L1_DISABLE);
+		} else {
+			if (AR_SREV_9285(ah) || AR_SREV_9271(ah) ||
+			    AR_SREV_9287(ah)) {
+				val = AR9285_WA_DEFAULT;
+				if (!power_off)
+					val &= (~AR_WA_D3_L1_DISABLE);
+			} else if (AR_SREV_9280(ah)) {
+				/*
+				 * On AR9280 chips bit 22 of 0x4004 needs to be
+				 * set otherwise card may disappear.
+				 */
+				val = AR9280_WA_DEFAULT;
+				if (!power_off)
+					val &= (~AR_WA_D3_L1_DISABLE);
+			} else
+				val = AR_WA_DEFAULT;
+		}
 
-	/* set bit 19 to allow forcing of pcie core into L1 state */
-	REG_SET_BIT(ah, AR_PCIE_PM_CTRL, AR_PCIE_PM_CTRL_ENA);
+		REG_WRITE(ah, AR_WA, val);
+	}
 
-	/* Several PCIe massages to ensure proper behaviour */
-	if (ah->config.pcie_waen) {
-		REG_WRITE(ah, AR_WA, ah->config.pcie_waen);
-	} else {
-		if (AR_SREV_9285(ah) || AR_SREV_9271(ah) || AR_SREV_9287(ah))
-			REG_WRITE(ah, AR_WA, AR9285_WA_DEFAULT);
+	if (power_off) {
 		/*
-		 * On AR9280 chips bit 22 of 0x4004 needs to be set to
-		 * otherwise card may disappear.
+		 * Set PCIe workaround bits
+		 * bit 14 in WA register (disable L1) should only
+		 * be set when device enters D3 and be cleared
+		 * when device comes back to D0.
 		 */
-		else if (AR_SREV_9280(ah))
-			REG_WRITE(ah, AR_WA, AR9280_WA_DEFAULT);
-		else
-			REG_WRITE(ah, AR_WA, AR_WA_DEFAULT);
+		if (ah->config.pcie_waen) {
+			if (ah->config.pcie_waen & AR_WA_D3_L1_DISABLE)
+				REG_SET_BIT(ah, AR_WA, AR_WA_D3_L1_DISABLE);
+		} else {
+			if (((AR_SREV_9285(ah) || AR_SREV_9271(ah) ||
+			      AR_SREV_9287(ah)) &&
+			     (AR9285_WA_DEFAULT & AR_WA_D3_L1_DISABLE)) ||
+			    (AR_SREV_9280(ah) &&
+			     (AR9280_WA_DEFAULT & AR_WA_D3_L1_DISABLE))) {
+				REG_SET_BIT(ah, AR_WA, AR_WA_D3_L1_DISABLE);
+			}
+		}
 	}
 }
 
@@ -3652,15 +3700,7 @@ void ath9k_hw_fill_cap_info(struct ath_hw *ah)
 	}
 #endif
 
-	if ((ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCI) ||
-	    (ah->hw_version.macVersion == AR_SREV_VERSION_5416_PCIE) ||
-	    (ah->hw_version.macVersion == AR_SREV_VERSION_9160) ||
-	    (ah->hw_version.macVersion == AR_SREV_VERSION_9100) ||
-	    (ah->hw_version.macVersion == AR_SREV_VERSION_9280) ||
-	    (ah->hw_version.macVersion == AR_SREV_VERSION_9285))
-		pCap->hw_caps &= ~ATH9K_HW_CAP_AUTOSLEEP;
-	else
-		pCap->hw_caps |= ATH9K_HW_CAP_AUTOSLEEP;
+	pCap->hw_caps &= ~ATH9K_HW_CAP_AUTOSLEEP;
 
 	if (AR_SREV_9280(ah) || AR_SREV_9285(ah))
 		pCap->hw_caps &= ~ATH9K_HW_CAP_4KB_SPLITTRANS;
diff --git a/drivers/net/wireless/ath/ath9k/hw.h b/drivers/net/wireless/ath/ath9k/hw.h
index 9106a0b537dd..b89234571829 100644
--- a/drivers/net/wireless/ath/ath9k/hw.h
+++ b/drivers/net/wireless/ath/ath9k/hw.h
@@ -106,7 +106,7 @@
 #define AH_TSF_WRITE_TIMEOUT        100    /* (us) */
 #define AH_TIME_QUANTUM             10
 #define AR_KEYTABLE_SIZE            128
-#define POWER_UP_TIME               200000
+#define POWER_UP_TIME               10000
 #define SPUR_RSSI_THRESH            40
 
 #define CAB_TIMEOUT_VAL             10
@@ -650,7 +650,7 @@ void ath9k_hw_set_sta_beacon_timers(struct ath_hw *ah,
 				    const struct ath9k_beacon_state *bs);
 bool ath9k_hw_setpower(struct ath_hw *ah,
 		       enum ath9k_power_mode mode);
-void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore);
+void ath9k_hw_configpcipowersave(struct ath_hw *ah, int restore, int power_off);
 
 /* Interrupt Handling */
 bool ath9k_hw_intrpend(struct ath_hw *ah);
diff --git a/drivers/net/wireless/ath/ath9k/main.c b/drivers/net/wireless/ath/ath9k/main.c
index 3dc7b5a13e64..43d2be9867fc 100644
--- a/drivers/net/wireless/ath/ath9k/main.c
+++ b/drivers/net/wireless/ath/ath9k/main.c
@@ -1131,7 +1131,7 @@ void ath_radio_enable(struct ath_softc *sc)
 	int r;
 
 	ath9k_ps_wakeup(sc);
-	ath9k_hw_configpcipowersave(ah, 0);
+	ath9k_hw_configpcipowersave(ah, 0, 0);
 
 	if (!ah->curchan)
 		ah->curchan = ath_get_curchannel(sc, sc->hw);
@@ -1202,7 +1202,7 @@ void ath_radio_disable(struct ath_softc *sc)
 	spin_unlock_bh(&sc->sc_resetlock);
 
 	ath9k_hw_phy_disable(ah);
-	ath9k_hw_configpcipowersave(ah, 1);
+	ath9k_hw_configpcipowersave(ah, 1, 1);
 	ath9k_ps_restore(sc);
 	ath9k_hw_setpower(ah, ATH9K_PM_FULL_SLEEP);
 }
@@ -1226,11 +1226,6 @@ static void ath9k_rfkill_poll_state(struct ieee80211_hw *hw)
 	bool blocked = !!ath_is_rfkill_set(sc);
 
 	wiphy_rfkill_set_hw_state(hw->wiphy, blocked);
-
-	if (blocked)
-		ath_radio_disable(sc);
-	else
-		ath_radio_enable(sc);
 }
 
 static void ath_start_rfkill_poll(struct ath_softc *sc)
@@ -1260,6 +1255,7 @@ void ath_detach(struct ath_softc *sc)
 	DPRINTF(sc, ATH_DBG_CONFIG, "Detach ATH hw\n");
 
 	ath_deinit_leds(sc);
+	wiphy_rfkill_stop_polling(sc->hw->wiphy);
 
 	for (i = 0; i < sc->num_sec_wiphy; i++) {
 		struct ath_wiphy *aphy = sc->sec_wiphy[i];
@@ -1559,6 +1555,8 @@ void ath_set_hw_capab(struct ath_softc *sc, struct ieee80211_hw *hw)
 		BIT(NL80211_IFTYPE_ADHOC) |
 		BIT(NL80211_IFTYPE_MESH_POINT);
 
+	hw->wiphy->ps_default = false;
+
 	hw->queues = 4;
 	hw->max_rates = 4;
 	hw->channel_change_time = 5000;
@@ -1942,7 +1940,7 @@ static int ath9k_start(struct ieee80211_hw *hw)
 	init_channel = ath_get_curchannel(sc, hw);
 
 	/* Reset SERDES registers */
-	ath9k_hw_configpcipowersave(sc->sc_ah, 0);
+	ath9k_hw_configpcipowersave(sc->sc_ah, 0, 0);
 
 	/*
 	 * The basic interface to setting the hardware in a good
@@ -2166,11 +2164,9 @@ static void ath9k_stop(struct ieee80211_hw *hw)
 	} else
 		sc->rx.rxlink = NULL;
 
-	wiphy_rfkill_stop_polling(sc->hw->wiphy);
-
 	/* disable HAL and put h/w to sleep */
 	ath9k_hw_disable(sc->sc_ah);
-	ath9k_hw_configpcipowersave(sc->sc_ah, 1);
+	ath9k_hw_configpcipowersave(sc->sc_ah, 1, 1);
 	ath9k_hw_setpower(sc->sc_ah, ATH9K_PM_FULL_SLEEP);
 
 	sc->sc_flags |= SC_OP_INVALID;
diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index 16a271787b85..1895d63aad0a 100644
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -679,7 +679,7 @@ static u8 ath_rc_get_highest_rix(struct ath_softc *sc,
 		return rate;
 
 	if (rate_table->info[rate].valid_single_stream &&
-	    !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG));
+	    !(ath_rc_priv->ht_cap & WLAN_RC_DS_FLAG))
 		return rate;
 
 	/* This should not happen */
diff --git a/drivers/net/wireless/ath/ath9k/reg.h b/drivers/net/wireless/ath/ath9k/reg.h
index e5c29eb86e80..d83b77f821e9 100644
--- a/drivers/net/wireless/ath/ath9k/reg.h
+++ b/drivers/net/wireless/ath/ath9k/reg.h
@@ -676,8 +676,9 @@
 #define AR_RC_HOSTIF         0x00000100
 
 #define AR_WA                		0x4004
+#define AR_WA_D3_L1_DISABLE		(1 << 14)
 #define AR9285_WA_DEFAULT 		0x004a05cb
-#define AR9280_WA_DEFAULT           	0x0040073f
+#define AR9280_WA_DEFAULT           	0x0040073b
 #define AR_WA_DEFAULT               	0x0000073f
 
 
diff --git a/drivers/net/wireless/atmel.c b/drivers/net/wireless/atmel.c
index a3b36b3a9d67..cce188837d10 100644
--- a/drivers/net/wireless/atmel.c
+++ b/drivers/net/wireless/atmel.c
@@ -3330,7 +3330,7 @@ static void atmel_smooth_qual(struct atmel_private *priv)
 	priv->wstats.qual.updated &= ~IW_QUAL_QUAL_INVALID;
 }
 
-/* deals with incoming managment frames. */
+/* deals with incoming management frames. */
 static void atmel_management_frame(struct atmel_private *priv,
 				   struct ieee80211_hdr *header,
 				   u16 frame_len, u8 rssi)
diff --git a/drivers/net/wireless/b43/Kconfig b/drivers/net/wireless/b43/Kconfig
index 83e38134accb..54ea61c15d8b 100644
--- a/drivers/net/wireless/b43/Kconfig
+++ b/drivers/net/wireless/b43/Kconfig
@@ -61,11 +61,28 @@ config B43_PCMCIA
 
 	  If unsure, say N.
 
+config B43_SDIO
+	bool "Broadcom 43xx SDIO device support (EXPERIMENTAL)"
+	depends on B43 && SSB_SDIOHOST_POSSIBLE && EXPERIMENTAL
+	select SSB_SDIOHOST
+	---help---
+	  Broadcom 43xx device support for Soft-MAC SDIO devices.
+
+	  With this config option you can drive Soft-MAC b43 cards with a
+	  Secure Digital I/O interface.
+	  This includes the WLAN daughter card found on the Nintendo Wii
+	  video game console.
+	  Note that this does not support Broadcom 43xx Full-MAC devices.
+
+	  It's safe to select Y here, even if you don't have a B43 SDIO device.
+
+	  If unsure, say N.
+
 # Data transfers to the device via PIO
-# This is only needed on PCMCIA devices. All others can do DMA properly.
+# This is only needed on PCMCIA and SDIO devices. All others can do DMA properly.
 config B43_PIO
 	bool
-	depends on B43 && (B43_PCMCIA || B43_FORCE_PIO)
+	depends on B43 && (B43_SDIO || B43_PCMCIA || B43_FORCE_PIO)
 	select SSB_BLOCKIO
 	default y
 
diff --git a/drivers/net/wireless/b43/Makefile b/drivers/net/wireless/b43/Makefile
index da379f4b0c3a..84772a2542dc 100644
--- a/drivers/net/wireless/b43/Makefile
+++ b/drivers/net/wireless/b43/Makefile
@@ -16,6 +16,7 @@ b43-$(CONFIG_B43_PIO)		+= pio.o
 b43-y				+= rfkill.o
 b43-$(CONFIG_B43_LEDS)		+= leds.o
 b43-$(CONFIG_B43_PCMCIA)	+= pcmcia.o
+b43-$(CONFIG_B43_SDIO)		+= sdio.o
 b43-$(CONFIG_B43_DEBUG)		+= debugfs.o
 
 obj-$(CONFIG_B43)		+= b43.o
diff --git a/drivers/net/wireless/b43/b43.h b/drivers/net/wireless/b43/b43.h
index 09cfe68537b6..660716214d49 100644
--- a/drivers/net/wireless/b43/b43.h
+++ b/drivers/net/wireless/b43/b43.h
@@ -607,86 +607,7 @@ struct b43_qos_params {
 	struct ieee80211_tx_queue_params p;
 };
 
-struct b43_wldev;
-
-/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
-struct b43_wl {
-	/* Pointer to the active wireless device on this chip */
-	struct b43_wldev *current_dev;
-	/* Pointer to the ieee80211 hardware data structure */
-	struct ieee80211_hw *hw;
-
-	/* Global driver mutex. Every operation must run with this mutex locked. */
-	struct mutex mutex;
-	/* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ
-	 * handler, only. This basically is just the IRQ mask register. */
-	spinlock_t hardirq_lock;
-
-	/* The number of queues that were registered with the mac80211 subsystem
-	 * initially. This is a backup copy of hw->queues in case hw->queues has
-	 * to be dynamically lowered at runtime (Firmware does not support QoS).
-	 * hw->queues has to be restored to the original value before unregistering
-	 * from the mac80211 subsystem. */
-	u16 mac80211_initially_registered_queues;
-
-	/* R/W lock for data transmission.
-	 * Transmissions on 2+ queues can run concurrently, but somebody else
-	 * might sync with TX by write_lock_irqsave()'ing. */
-	rwlock_t tx_lock;
-	/* Lock for LEDs access. */
-	spinlock_t leds_lock;
-
-	/* We can only have one operating interface (802.11 core)
-	 * at a time. General information about this interface follows.
-	 */
-
-	struct ieee80211_vif *vif;
-	/* The MAC address of the operating interface. */
-	u8 mac_addr[ETH_ALEN];
-	/* Current BSSID */
-	u8 bssid[ETH_ALEN];
-	/* Interface type. (NL80211_IFTYPE_XXX) */
-	int if_type;
-	/* Is the card operating in AP, STA or IBSS mode? */
-	bool operating;
-	/* filter flags */
-	unsigned int filter_flags;
-	/* Stats about the wireless interface */
-	struct ieee80211_low_level_stats ieee_stats;
-
-#ifdef CONFIG_B43_HWRNG
-	struct hwrng rng;
-	bool rng_initialized;
-	char rng_name[30 + 1];
-#endif /* CONFIG_B43_HWRNG */
-
-	/* List of all wireless devices on this chip */
-	struct list_head devlist;
-	u8 nr_devs;
-
-	bool radiotap_enabled;
-	bool radio_enabled;
-
-	/* The beacon we are currently using (AP or IBSS mode). */
-	struct sk_buff *current_beacon;
-	bool beacon0_uploaded;
-	bool beacon1_uploaded;
-	bool beacon_templates_virgin; /* Never wrote the templates? */
-	struct work_struct beacon_update_trigger;
-
-	/* The current QOS parameters for the 4 queues. */
-	struct b43_qos_params qos_params[4];
-
-	/* Work for adjustment of the transmission power.
-	 * This is scheduled when we determine that the actual TX output
-	 * power doesn't match what we want. */
-	struct work_struct txpower_adjust_work;
-
-	/* Packet transmit work */
-	struct work_struct tx_work;
-	/* Queue of packets to be transmitted. */
-	struct sk_buff_head tx_queue;
-};
+struct b43_wl;
 
 /* The type of the firmware file. */
 enum b43_firmware_file_type {
@@ -768,13 +689,10 @@ struct b43_wldev {
 	/* The device initialization status.
 	 * Use b43_status() to query. */
 	atomic_t __init_status;
-	/* Saved init status for handling suspend. */
-	int suspend_init_status;
 
 	bool bad_frames_preempt;	/* Use "Bad Frames Preemption" (default off) */
 	bool dfq_valid;		/* Directed frame queue valid (IBSS PS mode, ATIM) */
 	bool radio_hw_enable;	/* saved state of radio hardware enabled state */
-	bool suspend_in_progress;	/* TRUE, if we are in a suspend/resume cycle */
 	bool qos_enabled;		/* TRUE, if QoS is used. */
 	bool hwcrypto_enabled;		/* TRUE, if HW crypto acceleration is enabled. */
 
@@ -794,12 +712,6 @@ struct b43_wldev {
 	/* Various statistics about the physical device. */
 	struct b43_stats stats;
 
-	/* The device LEDs. */
-	struct b43_led led_tx;
-	struct b43_led led_rx;
-	struct b43_led led_assoc;
-	struct b43_led led_radio;
-
 	/* Reason code of the last interrupt. */
 	u32 irq_reason;
 	u32 dma_reason[6];
@@ -830,9 +742,104 @@ struct b43_wldev {
 	/* Debugging stuff follows. */
 #ifdef CONFIG_B43_DEBUG
 	struct b43_dfsentry *dfsentry;
+	unsigned int irq_count;
+	unsigned int irq_bit_count[32];
+	unsigned int tx_count;
+	unsigned int rx_count;
 #endif
 };
 
+/*
+ * Include goes here to avoid a dependency problem.
+ * A better fix would be to integrate xmit.h into b43.h.
+ */
+#include "xmit.h"
+
+/* Data structure for the WLAN parts (802.11 cores) of the b43 chip. */
+struct b43_wl {
+	/* Pointer to the active wireless device on this chip */
+	struct b43_wldev *current_dev;
+	/* Pointer to the ieee80211 hardware data structure */
+	struct ieee80211_hw *hw;
+
+	/* Global driver mutex. Every operation must run with this mutex locked. */
+	struct mutex mutex;
+	/* Hard-IRQ spinlock. This lock protects things used in the hard-IRQ
+	 * handler, only. This basically is just the IRQ mask register. */
+	spinlock_t hardirq_lock;
+
+	/* The number of queues that were registered with the mac80211 subsystem
+	 * initially. This is a backup copy of hw->queues in case hw->queues has
+	 * to be dynamically lowered at runtime (Firmware does not support QoS).
+	 * hw->queues has to be restored to the original value before unregistering
+	 * from the mac80211 subsystem. */
+	u16 mac80211_initially_registered_queues;
+
+	/* We can only have one operating interface (802.11 core)
+	 * at a time. General information about this interface follows.
+	 */
+
+	struct ieee80211_vif *vif;
+	/* The MAC address of the operating interface. */
+	u8 mac_addr[ETH_ALEN];
+	/* Current BSSID */
+	u8 bssid[ETH_ALEN];
+	/* Interface type. (NL80211_IFTYPE_XXX) */
+	int if_type;
+	/* Is the card operating in AP, STA or IBSS mode? */
+	bool operating;
+	/* filter flags */
+	unsigned int filter_flags;
+	/* Stats about the wireless interface */
+	struct ieee80211_low_level_stats ieee_stats;
+
+#ifdef CONFIG_B43_HWRNG
+	struct hwrng rng;
+	bool rng_initialized;
+	char rng_name[30 + 1];
+#endif /* CONFIG_B43_HWRNG */
+
+	/* List of all wireless devices on this chip */
+	struct list_head devlist;
+	u8 nr_devs;
+
+	bool radiotap_enabled;
+	bool radio_enabled;
+
+	/* The beacon we are currently using (AP or IBSS mode). */
+	struct sk_buff *current_beacon;
+	bool beacon0_uploaded;
+	bool beacon1_uploaded;
+	bool beacon_templates_virgin; /* Never wrote the templates? */
+	struct work_struct beacon_update_trigger;
+
+	/* The current QOS parameters for the 4 queues. */
+	struct b43_qos_params qos_params[4];
+
+	/* Work for adjustment of the transmission power.
+	 * This is scheduled when we determine that the actual TX output
+	 * power doesn't match what we want. */
+	struct work_struct txpower_adjust_work;
+
+	/* Packet transmit work */
+	struct work_struct tx_work;
+	/* Queue of packets to be transmitted. */
+	struct sk_buff_head tx_queue;
+
+	/* The device LEDs. */
+	struct b43_leds leds;
+
+#ifdef CONFIG_B43_PIO
+	/*
+	 * RX/TX header/tail buffers used by the frame transmit functions.
+	 */
+	struct b43_rxhdr_fw4 rxhdr;
+	struct b43_txhdr txhdr;
+	u8 rx_tail[4];
+	u8 tx_tail[4];
+#endif /* CONFIG_B43_PIO */
+};
+
 static inline struct b43_wl *hw_to_b43_wl(struct ieee80211_hw *hw)
 {
 	return hw->priv;
diff --git a/drivers/net/wireless/b43/debugfs.c b/drivers/net/wireless/b43/debugfs.c
index 8f64943e3f60..80b19a44a407 100644
--- a/drivers/net/wireless/b43/debugfs.c
+++ b/drivers/net/wireless/b43/debugfs.c
@@ -689,6 +689,7 @@ static void b43_add_dynamic_debug(struct b43_wldev *dev)
 	add_dyn_dbg("debug_lo", B43_DBG_LO, 0);
 	add_dyn_dbg("debug_firmware", B43_DBG_FIRMWARE, 0);
 	add_dyn_dbg("debug_keys", B43_DBG_KEYS, 0);
+	add_dyn_dbg("debug_verbose_stats", B43_DBG_VERBOSESTATS, 0);
 
 #undef add_dyn_dbg
 }
diff --git a/drivers/net/wireless/b43/debugfs.h b/drivers/net/wireless/b43/debugfs.h
index e47b4b488b04..822aad8842f4 100644
--- a/drivers/net/wireless/b43/debugfs.h
+++ b/drivers/net/wireless/b43/debugfs.h
@@ -13,6 +13,7 @@ enum b43_dyndbg {		/* Dynamic debugging features */
 	B43_DBG_LO,
 	B43_DBG_FIRMWARE,
 	B43_DBG_KEYS,
+	B43_DBG_VERBOSESTATS,
 	__B43_NR_DYNDBG,
 };
 
diff --git a/drivers/net/wireless/b43/dma.c b/drivers/net/wireless/b43/dma.c
index a467ee260a19..de4e804bedf0 100644
--- a/drivers/net/wireless/b43/dma.c
+++ b/drivers/net/wireless/b43/dma.c
@@ -1157,8 +1157,9 @@ struct b43_dmaring *parse_cookie(struct b43_wldev *dev, u16 cookie, int *slot)
 }
 
 static int dma_tx_fragment(struct b43_dmaring *ring,
-			   struct sk_buff *skb)
+			   struct sk_buff **in_skb)
 {
+	struct sk_buff *skb = *in_skb;
 	const struct b43_dma_ops *ops = ring->ops;
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 	u8 *header;
@@ -1224,8 +1225,14 @@ static int dma_tx_fragment(struct b43_dmaring *ring,
 		}
 
 		memcpy(skb_put(bounce_skb, skb->len), skb->data, skb->len);
+		memcpy(bounce_skb->cb, skb->cb, sizeof(skb->cb));
+		bounce_skb->dev = skb->dev;
+		skb_set_queue_mapping(bounce_skb, skb_get_queue_mapping(skb));
+		info = IEEE80211_SKB_CB(bounce_skb);
+
 		dev_kfree_skb_any(skb);
 		skb = bounce_skb;
+		*in_skb = bounce_skb;
 		meta->skb = skb;
 		meta->dmaaddr = map_descbuffer(ring, skb->data, skb->len, 1);
 		if (b43_dma_mapping_error(ring, meta->dmaaddr, skb->len, 1)) {
@@ -1355,7 +1362,11 @@ int b43_dma_tx(struct b43_wldev *dev, struct sk_buff *skb)
 	 * static, so we don't need to store it per frame. */
 	ring->queue_prio = skb_get_queue_mapping(skb);
 
-	err = dma_tx_fragment(ring, skb);
+	/* dma_tx_fragment might reallocate the skb, so invalidate pointers pointing
+	 * into the skb data or cb now. */
+	hdr = NULL;
+	info = NULL;
+	err = dma_tx_fragment(ring, &skb);
 	if (unlikely(err == -ENOKEY)) {
 		/* Drop this packet, as we don't have the encryption key
 		 * anymore and must not transmit it unencrypted. */
@@ -1428,9 +1439,9 @@ void b43_dma_handle_txstatus(struct b43_wldev *dev,
 				ring->nr_failed_tx_packets++;
 			ring->nr_total_packet_tries += status->frame_count;
 #endif /* DEBUG */
-			ieee80211_tx_status_irqsafe(dev->wl->hw, meta->skb);
+			ieee80211_tx_status(dev->wl->hw, meta->skb);
 
-			/* skb is freed by ieee80211_tx_status_irqsafe() */
+			/* skb is freed by ieee80211_tx_status() */
 			meta->skb = NULL;
 		} else {
 			/* No need to call free_descriptor_buffer here, as
diff --git a/drivers/net/wireless/b43/leds.c b/drivers/net/wireless/b43/leds.c
index c8b317094c31..1e8dba488004 100644
--- a/drivers/net/wireless/b43/leds.c
+++ b/drivers/net/wireless/b43/leds.c
@@ -34,57 +34,88 @@
 static void b43_led_turn_on(struct b43_wldev *dev, u8 led_index,
 			    bool activelow)
 {
-	struct b43_wl *wl = dev->wl;
-	unsigned long flags;
 	u16 ctl;
 
-	spin_lock_irqsave(&wl->leds_lock, flags);
 	ctl = b43_read16(dev, B43_MMIO_GPIO_CONTROL);
 	if (activelow)
 		ctl &= ~(1 << led_index);
 	else
 		ctl |= (1 << led_index);
 	b43_write16(dev, B43_MMIO_GPIO_CONTROL, ctl);
-	spin_unlock_irqrestore(&wl->leds_lock, flags);
 }
 
 static void b43_led_turn_off(struct b43_wldev *dev, u8 led_index,
 			     bool activelow)
 {
-	struct b43_wl *wl = dev->wl;
-	unsigned long flags;
 	u16 ctl;
 
-	spin_lock_irqsave(&wl->leds_lock, flags);
 	ctl = b43_read16(dev, B43_MMIO_GPIO_CONTROL);
 	if (activelow)
 		ctl |= (1 << led_index);
 	else
 		ctl &= ~(1 << led_index);
 	b43_write16(dev, B43_MMIO_GPIO_CONTROL, ctl);
-	spin_unlock_irqrestore(&wl->leds_lock, flags);
 }
 
-/* Callback from the LED subsystem. */
-static void b43_led_brightness_set(struct led_classdev *led_dev,
-				   enum led_brightness brightness)
+static void b43_led_update(struct b43_wldev *dev,
+			   struct b43_led *led)
 {
-	struct b43_led *led = container_of(led_dev, struct b43_led, led_dev);
-	struct b43_wldev *dev = led->dev;
 	bool radio_enabled;
+	bool turn_on;
 
-	if (unlikely(b43_status(dev) < B43_STAT_INITIALIZED))
+	if (!led->wl)
 		return;
 
-	/* Checking the radio-enabled status here is slightly racy,
-	 * but we want to avoid the locking overhead and we don't care
-	 * whether the LED has the wrong state for a second. */
 	radio_enabled = (dev->phy.radio_on && dev->radio_hw_enable);
 
-	if (brightness == LED_OFF || !radio_enabled)
-		b43_led_turn_off(dev, led->index, led->activelow);
+	/* The led->state read is racy, but we don't care. In case we raced
+	 * with the brightness_set handler, we will be called again soon
+	 * to fixup our state. */
+	if (radio_enabled)
+		turn_on = atomic_read(&led->state) != LED_OFF;
 	else
+		turn_on = 0;
+	if (turn_on == led->hw_state)
+		return;
+	led->hw_state = turn_on;
+
+	if (turn_on)
 		b43_led_turn_on(dev, led->index, led->activelow);
+	else
+		b43_led_turn_off(dev, led->index, led->activelow);
+}
+
+static void b43_leds_work(struct work_struct *work)
+{
+	struct b43_leds *leds = container_of(work, struct b43_leds, work);
+	struct b43_wl *wl = container_of(leds, struct b43_wl, leds);
+	struct b43_wldev *dev;
+
+	mutex_lock(&wl->mutex);
+	dev = wl->current_dev;
+	if (unlikely(!dev || b43_status(dev) < B43_STAT_STARTED))
+		goto out_unlock;
+
+	b43_led_update(dev, &wl->leds.led_tx);
+	b43_led_update(dev, &wl->leds.led_rx);
+	b43_led_update(dev, &wl->leds.led_radio);
+	b43_led_update(dev, &wl->leds.led_assoc);
+
+out_unlock:
+	mutex_unlock(&wl->mutex);
+}
+
+/* Callback from the LED subsystem. */
+static void b43_led_brightness_set(struct led_classdev *led_dev,
+				   enum led_brightness brightness)
+{
+	struct b43_led *led = container_of(led_dev, struct b43_led, led_dev);
+	struct b43_wl *wl = led->wl;
+
+	if (likely(!wl->leds.stop)) {
+		atomic_set(&led->state, brightness);
+		ieee80211_queue_work(wl->hw, &wl->leds.work);
+	}
 }
 
 static int b43_register_led(struct b43_wldev *dev, struct b43_led *led,
@@ -93,15 +124,15 @@ static int b43_register_led(struct b43_wldev *dev, struct b43_led *led,
 {
 	int err;
 
-	b43_led_turn_off(dev, led_index, activelow);
-	if (led->dev)
+	if (led->wl)
 		return -EEXIST;
 	if (!default_trigger)
 		return -EINVAL;
-	led->dev = dev;
+	led->wl = dev->wl;
 	led->index = led_index;
 	led->activelow = activelow;
 	strncpy(led->name, name, sizeof(led->name));
+	atomic_set(&led->state, 0);
 
 	led->led_dev.name = led->name;
 	led->led_dev.default_trigger = default_trigger;
@@ -110,19 +141,19 @@ static int b43_register_led(struct b43_wldev *dev, struct b43_led *led,
 	err = led_classdev_register(dev->dev->dev, &led->led_dev);
 	if (err) {
 		b43warn(dev->wl, "LEDs: Failed to register %s\n", name);
-		led->dev = NULL;
+		led->wl = NULL;
 		return err;
 	}
+
 	return 0;
 }
 
 static void b43_unregister_led(struct b43_led *led)
 {
-	if (!led->dev)
+	if (!led->wl)
 		return;
 	led_classdev_unregister(&led->led_dev);
-	b43_led_turn_off(led->dev, led->index, led->activelow);
-	led->dev = NULL;
+	led->wl = NULL;
 }
 
 static void b43_map_led(struct b43_wldev *dev,
@@ -137,24 +168,20 @@ static void b43_map_led(struct b43_wldev *dev,
 	 * generic LED triggers. */
 	switch (behaviour) {
 	case B43_LED_INACTIVE:
-		break;
 	case B43_LED_OFF:
-		b43_led_turn_off(dev, led_index, activelow);
-		break;
 	case B43_LED_ON:
-		b43_led_turn_on(dev, led_index, activelow);
 		break;
 	case B43_LED_ACTIVITY:
 	case B43_LED_TRANSFER:
 	case B43_LED_APTRANSFER:
 		snprintf(name, sizeof(name),
 			 "b43-%s::tx", wiphy_name(hw->wiphy));
-		b43_register_led(dev, &dev->led_tx, name,
+		b43_register_led(dev, &dev->wl->leds.led_tx, name,
 				 ieee80211_get_tx_led_name(hw),
 				 led_index, activelow);
 		snprintf(name, sizeof(name),
 			 "b43-%s::rx", wiphy_name(hw->wiphy));
-		b43_register_led(dev, &dev->led_rx, name,
+		b43_register_led(dev, &dev->wl->leds.led_rx, name,
 				 ieee80211_get_rx_led_name(hw),
 				 led_index, activelow);
 		break;
@@ -164,18 +191,15 @@ static void b43_map_led(struct b43_wldev *dev,
 	case B43_LED_MODE_BG:
 		snprintf(name, sizeof(name),
 			 "b43-%s::radio", wiphy_name(hw->wiphy));
-		b43_register_led(dev, &dev->led_radio, name,
+		b43_register_led(dev, &dev->wl->leds.led_radio, name,
 				 ieee80211_get_radio_led_name(hw),
 				 led_index, activelow);
-		/* Sync the RF-kill LED state with radio and switch states. */
-		if (dev->phy.radio_on && b43_is_hw_radio_enabled(dev))
-			b43_led_turn_on(dev, led_index, activelow);
 		break;
 	case B43_LED_WEIRD:
 	case B43_LED_ASSOC:
 		snprintf(name, sizeof(name),
 			 "b43-%s::assoc", wiphy_name(hw->wiphy));
-		b43_register_led(dev, &dev->led_assoc, name,
+		b43_register_led(dev, &dev->wl->leds.led_assoc, name,
 				 ieee80211_get_assoc_led_name(hw),
 				 led_index, activelow);
 		break;
@@ -186,58 +210,150 @@ static void b43_map_led(struct b43_wldev *dev,
 	}
 }
 
-void b43_leds_init(struct b43_wldev *dev)
+static void b43_led_get_sprominfo(struct b43_wldev *dev,
+				  unsigned int led_index,
+				  enum b43_led_behaviour *behaviour,
+				  bool *activelow)
 {
 	struct ssb_bus *bus = dev->dev->bus;
 	u8 sprom[4];
-	int i;
-	enum b43_led_behaviour behaviour;
-	bool activelow;
 
 	sprom[0] = bus->sprom.gpio0;
 	sprom[1] = bus->sprom.gpio1;
 	sprom[2] = bus->sprom.gpio2;
 	sprom[3] = bus->sprom.gpio3;
 
-	for (i = 0; i < 4; i++) {
-		if (sprom[i] == 0xFF) {
-			/* There is no LED information in the SPROM
-			 * for this LED. Hardcode it here. */
-			activelow = 0;
-			switch (i) {
-			case 0:
-				behaviour = B43_LED_ACTIVITY;
-				activelow = 1;
-				if (bus->boardinfo.vendor == PCI_VENDOR_ID_COMPAQ)
-					behaviour = B43_LED_RADIO_ALL;
-				break;
-			case 1:
-				behaviour = B43_LED_RADIO_B;
-				if (bus->boardinfo.vendor == PCI_VENDOR_ID_ASUSTEK)
-					behaviour = B43_LED_ASSOC;
-				break;
-			case 2:
-				behaviour = B43_LED_RADIO_A;
-				break;
-			case 3:
-				behaviour = B43_LED_OFF;
-				break;
-			default:
-				B43_WARN_ON(1);
-				return;
-			}
+	if (sprom[led_index] == 0xFF) {
+		/* There is no LED information in the SPROM
+		 * for this LED. Hardcode it here. */
+		*activelow = 0;
+		switch (led_index) {
+		case 0:
+			*behaviour = B43_LED_ACTIVITY;
+			*activelow = 1;
+			if (bus->boardinfo.vendor == PCI_VENDOR_ID_COMPAQ)
+				*behaviour = B43_LED_RADIO_ALL;
+			break;
+		case 1:
+			*behaviour = B43_LED_RADIO_B;
+			if (bus->boardinfo.vendor == PCI_VENDOR_ID_ASUSTEK)
+				*behaviour = B43_LED_ASSOC;
+			break;
+		case 2:
+			*behaviour = B43_LED_RADIO_A;
+			break;
+		case 3:
+			*behaviour = B43_LED_OFF;
+			break;
+		default:
+			B43_WARN_ON(1);
+			return;
+		}
+	} else {
+		*behaviour = sprom[led_index] & B43_LED_BEHAVIOUR;
+		*activelow = !!(sprom[led_index] & B43_LED_ACTIVELOW);
+	}
+}
+
+void b43_leds_init(struct b43_wldev *dev)
+{
+	struct b43_led *led;
+	unsigned int i;
+	enum b43_led_behaviour behaviour;
+	bool activelow;
+
+	/* Sync the RF-kill LED state (if we have one) with radio and switch states. */
+	led = &dev->wl->leds.led_radio;
+	if (led->wl) {
+		if (dev->phy.radio_on && b43_is_hw_radio_enabled(dev)) {
+			b43_led_turn_on(dev, led->index, led->activelow);
+			led->hw_state = 1;
+			atomic_set(&led->state, 1);
 		} else {
-			behaviour = sprom[i] & B43_LED_BEHAVIOUR;
-			activelow = !!(sprom[i] & B43_LED_ACTIVELOW);
+			b43_led_turn_off(dev, led->index, led->activelow);
+			led->hw_state = 0;
+			atomic_set(&led->state, 0);
 		}
-		b43_map_led(dev, i, behaviour, activelow);
 	}
+
+	/* Initialize TX/RX/ASSOC leds */
+	led = &dev->wl->leds.led_tx;
+	if (led->wl) {
+		b43_led_turn_off(dev, led->index, led->activelow);
+		led->hw_state = 0;
+		atomic_set(&led->state, 0);
+	}
+	led = &dev->wl->leds.led_rx;
+	if (led->wl) {
+		b43_led_turn_off(dev, led->index, led->activelow);
+		led->hw_state = 0;
+		atomic_set(&led->state, 0);
+	}
+	led = &dev->wl->leds.led_assoc;
+	if (led->wl) {
+		b43_led_turn_off(dev, led->index, led->activelow);
+		led->hw_state = 0;
+		atomic_set(&led->state, 0);
+	}
+
+	/* Initialize other LED states. */
+	for (i = 0; i < B43_MAX_NR_LEDS; i++) {
+		b43_led_get_sprominfo(dev, i, &behaviour, &activelow);
+		switch (behaviour) {
+		case B43_LED_OFF:
+			b43_led_turn_off(dev, i, activelow);
+			break;
+		case B43_LED_ON:
+			b43_led_turn_on(dev, i, activelow);
+			break;
+		default:
+			/* Leave others as-is. */
+			break;
+		}
+	}
+
+	dev->wl->leds.stop = 0;
 }
 
 void b43_leds_exit(struct b43_wldev *dev)
 {
-	b43_unregister_led(&dev->led_tx);
-	b43_unregister_led(&dev->led_rx);
-	b43_unregister_led(&dev->led_assoc);
-	b43_unregister_led(&dev->led_radio);
+	struct b43_leds *leds = &dev->wl->leds;
+
+	b43_led_turn_off(dev, leds->led_tx.index, leds->led_tx.activelow);
+	b43_led_turn_off(dev, leds->led_rx.index, leds->led_rx.activelow);
+	b43_led_turn_off(dev, leds->led_assoc.index, leds->led_assoc.activelow);
+	b43_led_turn_off(dev, leds->led_radio.index, leds->led_radio.activelow);
+}
+
+void b43_leds_stop(struct b43_wldev *dev)
+{
+	struct b43_leds *leds = &dev->wl->leds;
+
+	leds->stop = 1;
+	cancel_work_sync(&leds->work);
+}
+
+void b43_leds_register(struct b43_wldev *dev)
+{
+	unsigned int i;
+	enum b43_led_behaviour behaviour;
+	bool activelow;
+
+	INIT_WORK(&dev->wl->leds.work, b43_leds_work);
+
+	/* Register the LEDs to the LED subsystem. */
+	for (i = 0; i < B43_MAX_NR_LEDS; i++) {
+		b43_led_get_sprominfo(dev, i, &behaviour, &activelow);
+		b43_map_led(dev, i, behaviour, activelow);
+	}
+}
+
+void b43_leds_unregister(struct b43_wl *wl)
+{
+	struct b43_leds *leds = &wl->leds;
+
+	b43_unregister_led(&leds->led_tx);
+	b43_unregister_led(&leds->led_rx);
+	b43_unregister_led(&leds->led_assoc);
+	b43_unregister_led(&leds->led_radio);
 }
diff --git a/drivers/net/wireless/b43/leds.h b/drivers/net/wireless/b43/leds.h
index b8b1dd521243..32b66d53cdac 100644
--- a/drivers/net/wireless/b43/leds.h
+++ b/drivers/net/wireless/b43/leds.h
@@ -1,18 +1,20 @@
 #ifndef B43_LEDS_H_
 #define B43_LEDS_H_
 
+struct b43_wl;
 struct b43_wldev;
 
 #ifdef CONFIG_B43_LEDS
 
 #include <linux/types.h>
 #include <linux/leds.h>
+#include <linux/workqueue.h>
 
 
 #define B43_LED_MAX_NAME_LEN	31
 
 struct b43_led {
-	struct b43_wldev *dev;
+	struct b43_wl *wl;
 	/* The LED class device */
 	struct led_classdev led_dev;
 	/* The index number of the LED. */
@@ -22,8 +24,24 @@ struct b43_led {
 	bool activelow;
 	/* The unique name string for this LED device. */
 	char name[B43_LED_MAX_NAME_LEN + 1];
+	/* The current status of the LED. This is updated locklessly. */
+	atomic_t state;
+	/* The active state in hardware. */
+	bool hw_state;
 };
 
+struct b43_leds {
+	struct b43_led led_tx;
+	struct b43_led led_rx;
+	struct b43_led led_radio;
+	struct b43_led led_assoc;
+
+	bool stop;
+	struct work_struct work;
+};
+
+#define B43_MAX_NR_LEDS			4
+
 #define B43_LED_BEHAVIOUR		0x7F
 #define B43_LED_ACTIVELOW		0x80
 /* LED behaviour values */
@@ -42,23 +60,35 @@ enum b43_led_behaviour {
 	B43_LED_INACTIVE,
 };
 
+void b43_leds_register(struct b43_wldev *dev);
+void b43_leds_unregister(struct b43_wl *wl);
 void b43_leds_init(struct b43_wldev *dev);
 void b43_leds_exit(struct b43_wldev *dev);
+void b43_leds_stop(struct b43_wldev *dev);
 
 
 #else /* CONFIG_B43_LEDS */
 /* LED support disabled */
 
-struct b43_led {
+struct b43_leds {
 	/* empty */
 };
 
+static inline void b43_leds_register(struct b43_wldev *dev)
+{
+}
+static inline void b43_leds_unregister(struct b43_wl *wl)
+{
+}
 static inline void b43_leds_init(struct b43_wldev *dev)
 {
 }
 static inline void b43_leds_exit(struct b43_wldev *dev)
 {
 }
+static inline void b43_leds_stop(struct b43_wldev *dev)
+{
+}
 #endif /* CONFIG_B43_LEDS */
 
 #endif /* B43_LEDS_H_ */
diff --git a/drivers/net/wireless/b43/main.c b/drivers/net/wireless/b43/main.c
index e789792a36bc..098dda1a67c1 100644
--- a/drivers/net/wireless/b43/main.c
+++ b/drivers/net/wireless/b43/main.c
@@ -8,6 +8,9 @@
   Copyright (c) 2005 Danny van Dyk <kugelfang@gentoo.org>
   Copyright (c) 2005 Andreas Jaggi <andreas.jaggi@waterwave.ch>
 
+  SDIO support
+  Copyright (c) 2009 Albert Herranz <albert_herranz@yahoo.es>
+
   Some parts of the code in this file are derived from the ipw2200
   driver  Copyright(c) 2003 - 2004 Intel Corporation.
 
@@ -53,6 +56,8 @@
 #include "xmit.h"
 #include "lo.h"
 #include "pcmcia.h"
+#include "sdio.h"
+#include <linux/mmc/sdio_func.h>
 
 MODULE_DESCRIPTION("Broadcom B43 wireless driver");
 MODULE_AUTHOR("Martin Langer");
@@ -1587,7 +1592,7 @@ static void b43_beacon_update_trigger_work(struct work_struct *work)
 	mutex_lock(&wl->mutex);
 	dev = wl->current_dev;
 	if (likely(dev && (b43_status(dev) >= B43_STAT_INITIALIZED))) {
-		if (0 /*FIXME dev->dev->bus->bustype == SSB_BUSTYPE_SDIO*/) {
+		if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) {
 			/* wl->mutex is enough. */
 			b43_do_beacon_update_trigger_work(dev);
 			mmiowb();
@@ -1825,6 +1830,16 @@ static void b43_do_interrupt_thread(struct b43_wldev *dev)
 
 	/* Re-enable interrupts on the device by restoring the current interrupt mask. */
 	b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, dev->irq_mask);
+
+#if B43_DEBUG
+	if (b43_debug(dev, B43_DBG_VERBOSESTATS)) {
+		dev->irq_count++;
+		for (i = 0; i < ARRAY_SIZE(dev->irq_bit_count); i++) {
+			if (reason & (1 << i))
+				dev->irq_bit_count[i]++;
+		}
+	}
+#endif
 }
 
 /* Interrupt thread handler. Handles device interrupts in thread context. */
@@ -1905,6 +1920,21 @@ static irqreturn_t b43_interrupt_handler(int irq, void *dev_id)
 	return ret;
 }
 
+/* SDIO interrupt handler. This runs in process context. */
+static void b43_sdio_interrupt_handler(struct b43_wldev *dev)
+{
+	struct b43_wl *wl = dev->wl;
+	irqreturn_t ret;
+
+	mutex_lock(&wl->mutex);
+
+	ret = b43_do_interrupt(dev);
+	if (ret == IRQ_WAKE_THREAD)
+		b43_do_interrupt_thread(dev);
+
+	mutex_unlock(&wl->mutex);
+}
+
 void b43_do_release_fw(struct b43_firmware_file *fw)
 {
 	release_firmware(fw->data);
@@ -2645,6 +2675,20 @@ static void b43_adjust_opmode(struct b43_wldev *dev)
 			cfp_pretbtt = 50;
 	}
 	b43_write16(dev, 0x612, cfp_pretbtt);
+
+	/* FIXME: We don't currently implement the PMQ mechanism,
+	 *        so always disable it. If we want to implement PMQ,
+	 *        we need to enable it here (clear DISCPMQ) in AP mode.
+	 */
+	if (0  /* ctl & B43_MACCTL_AP */) {
+		b43_write32(dev, B43_MMIO_MACCTL,
+			    b43_read32(dev, B43_MMIO_MACCTL)
+			    & ~B43_MACCTL_DISCPMQ);
+	} else {
+		b43_write32(dev, B43_MMIO_MACCTL,
+			    b43_read32(dev, B43_MMIO_MACCTL)
+			    | B43_MACCTL_DISCPMQ);
+	}
 }
 
 static void b43_rate_memory_write(struct b43_wldev *dev, u16 rate, int is_ofdm)
@@ -2873,6 +2917,27 @@ static void b43_periodic_every15sec(struct b43_wldev *dev)
 
 	atomic_set(&phy->txerr_cnt, B43_PHY_TX_BADNESS_LIMIT);
 	wmb();
+
+#if B43_DEBUG
+	if (b43_debug(dev, B43_DBG_VERBOSESTATS)) {
+		unsigned int i;
+
+		b43dbg(dev->wl, "Stats: %7u IRQs/sec, %7u TX/sec, %7u RX/sec\n",
+		       dev->irq_count / 15,
+		       dev->tx_count / 15,
+		       dev->rx_count / 15);
+		dev->irq_count = 0;
+		dev->tx_count = 0;
+		dev->rx_count = 0;
+		for (i = 0; i < ARRAY_SIZE(dev->irq_bit_count); i++) {
+			if (dev->irq_bit_count[i]) {
+				b43dbg(dev->wl, "Stats: %7u IRQ-%02u/sec (0x%08X)\n",
+				       dev->irq_bit_count[i] / 15, i, (1 << i));
+				dev->irq_bit_count[i] = 0;
+			}
+		}
+	}
+#endif
 }
 
 static void do_periodic_work(struct b43_wldev *dev)
@@ -3002,14 +3067,18 @@ static void b43_security_init(struct b43_wldev *dev)
 static int b43_rng_read(struct hwrng *rng, u32 *data)
 {
 	struct b43_wl *wl = (struct b43_wl *)rng->priv;
+	struct b43_wldev *dev;
+	int count = -ENODEV;
 
-	/* FIXME: We need to take wl->mutex here to make sure the device
-	 * is not going away from under our ass. However it could deadlock
-	 * with hwrng internal locking. */
-
-	*data = b43_read16(wl->current_dev, B43_MMIO_RNG);
+	mutex_lock(&wl->mutex);
+	dev = wl->current_dev;
+	if (likely(dev && b43_status(dev) >= B43_STAT_INITIALIZED)) {
+		*data = b43_read16(dev, B43_MMIO_RNG);
+		count = sizeof(u16);
+	}
+	mutex_unlock(&wl->mutex);
 
-	return (sizeof(u16));
+	return count;
 }
 #endif /* CONFIG_B43_HWRNG */
 
@@ -3068,6 +3137,9 @@ static void b43_tx_work(struct work_struct *work)
 			dev_kfree_skb(skb); /* Drop it */
 	}
 
+#if B43_DEBUG
+	dev->tx_count++;
+#endif
 	mutex_unlock(&wl->mutex);
 }
 
@@ -3802,6 +3874,7 @@ static struct b43_wldev * b43_wireless_core_stop(struct b43_wldev *dev)
 {
 	struct b43_wl *wl = dev->wl;
 	struct b43_wldev *orig_dev;
+	u32 mask;
 
 redo:
 	if (!dev || b43_status(dev) < B43_STAT_STARTED)
@@ -3820,7 +3893,7 @@ redo:
 
 	/* Disable interrupts on the device. */
 	b43_set_status(dev, B43_STAT_INITIALIZED);
-	if (0 /*FIXME dev->dev->bus->bustype == SSB_BUSTYPE_SDIO*/) {
+	if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) {
 		/* wl->mutex is locked. That is enough. */
 		b43_write32(dev, B43_MMIO_GEN_IRQ_MASK, 0);
 		b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);	/* Flush */
@@ -3830,10 +3903,15 @@ redo:
 		b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);	/* Flush */
 		spin_unlock_irq(&wl->hardirq_lock);
 	}
-	/* Synchronize the interrupt handlers. Unlock to avoid deadlocks. */
+	/* Synchronize and free the interrupt handlers. Unlock to avoid deadlocks. */
 	orig_dev = dev;
 	mutex_unlock(&wl->mutex);
-	synchronize_irq(dev->dev->irq);
+	if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) {
+		b43_sdio_free_irq(dev);
+	} else {
+		synchronize_irq(dev->dev->irq);
+		free_irq(dev->dev->irq, dev);
+	}
 	mutex_lock(&wl->mutex);
 	dev = wl->current_dev;
 	if (!dev)
@@ -3843,14 +3921,15 @@ redo:
 			goto redo;
 		return dev;
 	}
-	B43_WARN_ON(b43_read32(dev, B43_MMIO_GEN_IRQ_MASK));
+	mask = b43_read32(dev, B43_MMIO_GEN_IRQ_MASK);
+	B43_WARN_ON(mask != 0xFFFFFFFF && mask);
 
 	/* Drain the TX queue */
 	while (skb_queue_len(&wl->tx_queue))
 		dev_kfree_skb(skb_dequeue(&wl->tx_queue));
 
 	b43_mac_suspend(dev);
-	free_irq(dev->dev->irq, dev);
+	b43_leds_exit(dev);
 	b43dbg(wl, "Wireless interface stopped\n");
 
 	return dev;
@@ -3864,12 +3943,20 @@ static int b43_wireless_core_start(struct b43_wldev *dev)
 	B43_WARN_ON(b43_status(dev) != B43_STAT_INITIALIZED);
 
 	drain_txstatus_queue(dev);
-	err = request_threaded_irq(dev->dev->irq, b43_interrupt_handler,
-				   b43_interrupt_thread_handler,
-				   IRQF_SHARED, KBUILD_MODNAME, dev);
-	if (err) {
-		b43err(dev->wl, "Cannot request IRQ-%d\n", dev->dev->irq);
-		goto out;
+	if (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) {
+		err = b43_sdio_request_irq(dev, b43_sdio_interrupt_handler);
+		if (err) {
+			b43err(dev->wl, "Cannot request SDIO IRQ\n");
+			goto out;
+		}
+	} else {
+		err = request_threaded_irq(dev->dev->irq, b43_interrupt_handler,
+					   b43_interrupt_thread_handler,
+					   IRQF_SHARED, KBUILD_MODNAME, dev);
+		if (err) {
+			b43err(dev->wl, "Cannot request IRQ-%d\n", dev->dev->irq);
+			goto out;
+		}
 	}
 
 	/* We are ready to run. */
@@ -3882,8 +3969,10 @@ static int b43_wireless_core_start(struct b43_wldev *dev)
 	/* Start maintainance work */
 	b43_periodic_tasks_setup(dev);
 
+	b43_leds_init(dev);
+
 	b43dbg(dev->wl, "Wireless interface started\n");
-      out:
+out:
 	return err;
 }
 
@@ -4160,10 +4249,6 @@ static void b43_wireless_core_exit(struct b43_wldev *dev)
 	macctl |= B43_MACCTL_PSM_JMP0;
 	b43_write32(dev, B43_MMIO_MACCTL, macctl);
 
-	if (!dev->suspend_in_progress) {
-		b43_leds_exit(dev);
-		b43_rng_exit(dev->wl);
-	}
 	b43_dma_free(dev);
 	b43_pio_free(dev);
 	b43_chip_exit(dev);
@@ -4180,7 +4265,6 @@ static void b43_wireless_core_exit(struct b43_wldev *dev)
 /* Initialize a wireless core */
 static int b43_wireless_core_init(struct b43_wldev *dev)
 {
-	struct b43_wl *wl = dev->wl;
 	struct ssb_bus *bus = dev->dev->bus;
 	struct ssb_sprom *sprom = &bus->sprom;
 	struct b43_phy *phy = &dev->phy;
@@ -4264,7 +4348,9 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
 	/* Maximum Contention Window */
 	b43_shm_write16(dev, B43_SHM_SCRATCH, B43_SHM_SC_MAXCONT, 0x3FF);
 
-	if ((dev->dev->bus->bustype == SSB_BUSTYPE_PCMCIA) || B43_FORCE_PIO) {
+	if ((dev->dev->bus->bustype == SSB_BUSTYPE_PCMCIA) ||
+	    (dev->dev->bus->bustype == SSB_BUSTYPE_SDIO) ||
+	    B43_FORCE_PIO) {
 		dev->__using_pio_transfers = 1;
 		err = b43_pio_init(dev);
 	} else {
@@ -4280,15 +4366,13 @@ static int b43_wireless_core_init(struct b43_wldev *dev)
 	ssb_bus_powerup(bus, !(sprom->boardflags_lo & B43_BFL_XTAL_NOSLOW));
 	b43_upload_card_macaddress(dev);
 	b43_security_init(dev);
-	if (!dev->suspend_in_progress)
-		b43_rng_init(wl);
+
+	ieee80211_wake_queues(dev->wl->hw);
 
 	ieee80211_wake_queues(dev->wl->hw);
 
 	b43_set_status(dev, B43_STAT_INITIALIZED);
 
-	if (!dev->suspend_in_progress)
-		b43_leds_init(dev);
 out:
 	return err;
 
@@ -4437,9 +4521,8 @@ static int b43_op_beacon_set_tim(struct ieee80211_hw *hw,
 {
 	struct b43_wl *wl = hw_to_b43_wl(hw);
 
-	mutex_lock(&wl->mutex);
+	/* FIXME: add locking */
 	b43_update_templates(wl);
-	mutex_unlock(&wl->mutex);
 
 	return 0;
 }
@@ -4837,7 +4920,6 @@ static int b43_wireless_init(struct ssb_device *dev)
 
 	/* Initialize struct b43_wl */
 	wl->hw = hw;
-	spin_lock_init(&wl->leds_lock);
 	mutex_init(&wl->mutex);
 	spin_lock_init(&wl->hardirq_lock);
 	INIT_LIST_HEAD(&wl->devlist);
@@ -4878,6 +4960,8 @@ static int b43_probe(struct ssb_device *dev, const struct ssb_device_id *id)
 		err = ieee80211_register_hw(wl->hw);
 		if (err)
 			goto err_one_core_detach;
+		b43_leds_register(wl->current_dev);
+		b43_rng_init(wl);
 	}
 
       out:
@@ -4906,12 +4990,15 @@ static void b43_remove(struct ssb_device *dev)
 		 * might have modified it. Restoring is important, so the networking
 		 * stack can properly free resources. */
 		wl->hw->queues = wl->mac80211_initially_registered_queues;
+		b43_leds_stop(wldev);
 		ieee80211_unregister_hw(wl->hw);
 	}
 
 	b43_one_core_detach(dev);
 
 	if (list_empty(&wl->devlist)) {
+		b43_rng_exit(wl);
+		b43_leds_unregister(wl);
 		/* Last core on the chip unregistered.
 		 * We can destroy common struct b43_wl.
 		 */
@@ -4929,80 +5016,17 @@ void b43_controller_restart(struct b43_wldev *dev, const char *reason)
 	ieee80211_queue_work(dev->wl->hw, &dev->restart_work);
 }
 
-#ifdef CONFIG_PM
-
-static int b43_suspend(struct ssb_device *dev, pm_message_t state)
-{
-	struct b43_wldev *wldev = ssb_get_drvdata(dev);
-	struct b43_wl *wl = wldev->wl;
-
-	b43dbg(wl, "Suspending...\n");
-
-	mutex_lock(&wl->mutex);
-	wldev->suspend_in_progress = true;
-	wldev->suspend_init_status = b43_status(wldev);
-	if (wldev->suspend_init_status >= B43_STAT_STARTED)
-		wldev = b43_wireless_core_stop(wldev);
-	if (wldev && wldev->suspend_init_status >= B43_STAT_INITIALIZED)
-		b43_wireless_core_exit(wldev);
-	mutex_unlock(&wl->mutex);
-
-	b43dbg(wl, "Device suspended.\n");
-
-	return 0;
-}
-
-static int b43_resume(struct ssb_device *dev)
-{
-	struct b43_wldev *wldev = ssb_get_drvdata(dev);
-	struct b43_wl *wl = wldev->wl;
-	int err = 0;
-
-	b43dbg(wl, "Resuming...\n");
-
-	mutex_lock(&wl->mutex);
-	if (wldev->suspend_init_status >= B43_STAT_INITIALIZED) {
-		err = b43_wireless_core_init(wldev);
-		if (err) {
-			b43err(wl, "Resume failed at core init\n");
-			goto out;
-		}
-	}
-	if (wldev->suspend_init_status >= B43_STAT_STARTED) {
-		err = b43_wireless_core_start(wldev);
-		if (err) {
-			b43_leds_exit(wldev);
-			b43_rng_exit(wldev->wl);
-			b43_wireless_core_exit(wldev);
-			b43err(wl, "Resume failed at core start\n");
-			goto out;
-		}
-	}
-	b43dbg(wl, "Device resumed.\n");
- out:
-	wldev->suspend_in_progress = false;
-	mutex_unlock(&wl->mutex);
-	return err;
-}
-
-#else /* CONFIG_PM */
-# define b43_suspend	NULL
-# define b43_resume	NULL
-#endif /* CONFIG_PM */
-
 static struct ssb_driver b43_ssb_driver = {
 	.name		= KBUILD_MODNAME,
 	.id_table	= b43_ssb_tbl,
 	.probe		= b43_probe,
 	.remove		= b43_remove,
-	.suspend	= b43_suspend,
-	.resume		= b43_resume,
 };
 
 static void b43_print_driverinfo(void)
 {
 	const char *feat_pci = "", *feat_pcmcia = "", *feat_nphy = "",
-		   *feat_leds = "";
+		   *feat_leds = "", *feat_sdio = "";
 
 #ifdef CONFIG_B43_PCI_AUTOSELECT
 	feat_pci = "P";
@@ -5016,11 +5040,14 @@ static void b43_print_driverinfo(void)
 #ifdef CONFIG_B43_LEDS
 	feat_leds = "L";
 #endif
+#ifdef CONFIG_B43_SDIO
+	feat_sdio = "S";
+#endif
 	printk(KERN_INFO "Broadcom 43xx driver loaded "
-	       "[ Features: %s%s%s%s, Firmware-ID: "
+	       "[ Features: %s%s%s%s%s, Firmware-ID: "
 	       B43_SUPPORTED_FIRMWARE_ID " ]\n",
 	       feat_pci, feat_pcmcia, feat_nphy,
-	       feat_leds);
+	       feat_leds, feat_sdio);
 }
 
 static int __init b43_init(void)
@@ -5031,13 +5058,18 @@ static int __init b43_init(void)
 	err = b43_pcmcia_init();
 	if (err)
 		goto err_dfs_exit;
-	err = ssb_driver_register(&b43_ssb_driver);
+	err = b43_sdio_init();
 	if (err)
 		goto err_pcmcia_exit;
+	err = ssb_driver_register(&b43_ssb_driver);
+	if (err)
+		goto err_sdio_exit;
 	b43_print_driverinfo();
 
 	return err;
 
+err_sdio_exit:
+	b43_sdio_exit();
 err_pcmcia_exit:
 	b43_pcmcia_exit();
 err_dfs_exit:
@@ -5048,6 +5080,7 @@ err_dfs_exit:
 static void __exit b43_exit(void)
 {
 	ssb_driver_unregister(&b43_ssb_driver);
+	b43_sdio_exit();
 	b43_pcmcia_exit();
 	b43_debugfs_exit();
 }
diff --git a/drivers/net/wireless/b43/phy_lp.c b/drivers/net/wireless/b43/phy_lp.c
index 3e02d969f683..1e318d815a5b 100644
--- a/drivers/net/wireless/b43/phy_lp.c
+++ b/drivers/net/wireless/b43/phy_lp.c
@@ -2228,6 +2228,16 @@ static enum b43_txpwr_result b43_lpphy_op_recalc_txpower(struct b43_wldev *dev,
 	return B43_TXPWR_RES_DONE;
 }
 
+void b43_lpphy_op_switch_analog(struct b43_wldev *dev, bool on)
+{
+       if (on) {
+               b43_phy_mask(dev, B43_LPPHY_AFE_CTL_OVR, 0xfff8);
+       } else {
+               b43_phy_set(dev, B43_LPPHY_AFE_CTL_OVRVAL, 0x0007);
+               b43_phy_set(dev, B43_LPPHY_AFE_CTL_OVR, 0x0007);
+       }
+}
+
 const struct b43_phy_operations b43_phyops_lp = {
 	.allocate		= b43_lpphy_op_allocate,
 	.free			= b43_lpphy_op_free,
@@ -2239,7 +2249,7 @@ const struct b43_phy_operations b43_phyops_lp = {
 	.radio_read		= b43_lpphy_op_radio_read,
 	.radio_write		= b43_lpphy_op_radio_write,
 	.software_rfkill	= b43_lpphy_op_software_rfkill,
-	.switch_analog		= b43_phyop_switch_analog_generic,
+	.switch_analog		= b43_lpphy_op_switch_analog,
 	.switch_channel		= b43_lpphy_op_switch_channel,
 	.get_default_chan	= b43_lpphy_op_get_default_chan,
 	.set_rx_antenna		= b43_lpphy_op_set_rx_antenna,
diff --git a/drivers/net/wireless/b43/pio.c b/drivers/net/wireless/b43/pio.c
index 3498b68385e7..9b9044400218 100644
--- a/drivers/net/wireless/b43/pio.c
+++ b/drivers/net/wireless/b43/pio.c
@@ -30,6 +30,7 @@
 #include "xmit.h"
 
 #include <linux/delay.h>
+#include <linux/sched.h>
 
 
 static u16 generate_cookie(struct b43_pio_txqueue *q,
@@ -331,6 +332,7 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
 				unsigned int data_len)
 {
 	struct b43_wldev *dev = q->dev;
+	struct b43_wl *wl = dev->wl;
 	const u8 *data = _data;
 
 	ctl |= B43_PIO_TXCTL_WRITELO | B43_PIO_TXCTL_WRITEHI;
@@ -343,7 +345,11 @@ static u16 tx_write_2byte_queue(struct b43_pio_txqueue *q,
 		/* Write the last byte. */
 		ctl &= ~B43_PIO_TXCTL_WRITEHI;
 		b43_piotx_write16(q, B43_PIO_TXCTL, ctl);
-		b43_piotx_write16(q, B43_PIO_TXDATA, data[data_len - 1]);
+		wl->tx_tail[0] = data[data_len - 1];
+		wl->tx_tail[1] = 0;
+		ssb_block_write(dev->dev, wl->tx_tail, 2,
+				q->mmio_base + B43_PIO_TXDATA,
+				sizeof(u16));
 	}
 
 	return ctl;
@@ -376,6 +382,7 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
 				unsigned int data_len)
 {
 	struct b43_wldev *dev = q->dev;
+	struct b43_wl *wl = dev->wl;
 	const u8 *data = _data;
 
 	ctl |= B43_PIO8_TXCTL_0_7 | B43_PIO8_TXCTL_8_15 |
@@ -386,26 +393,33 @@ static u32 tx_write_4byte_queue(struct b43_pio_txqueue *q,
 			q->mmio_base + B43_PIO8_TXDATA,
 			sizeof(u32));
 	if (data_len & 3) {
-		u32 value = 0;
-
+		wl->tx_tail[3] = 0;
 		/* Write the last few bytes. */
 		ctl &= ~(B43_PIO8_TXCTL_8_15 | B43_PIO8_TXCTL_16_23 |
 			 B43_PIO8_TXCTL_24_31);
-		data = &(data[data_len - 1]);
 		switch (data_len & 3) {
 		case 3:
-			ctl |= B43_PIO8_TXCTL_16_23;
-			value |= (u32)(*data) << 16;
-			data--;
+			ctl |= B43_PIO8_TXCTL_16_23 | B43_PIO8_TXCTL_8_15;
+			wl->tx_tail[0] = data[data_len - 3];
+			wl->tx_tail[1] = data[data_len - 2];
+			wl->tx_tail[2] = data[data_len - 1];
+			break;
 		case 2:
 			ctl |= B43_PIO8_TXCTL_8_15;
-			value |= (u32)(*data) << 8;
-			data--;
+			wl->tx_tail[0] = data[data_len - 2];
+			wl->tx_tail[1] = data[data_len - 1];
+			wl->tx_tail[2] = 0;
+			break;
 		case 1:
-			value |= (u32)(*data);
+			wl->tx_tail[0] = data[data_len - 1];
+			wl->tx_tail[1] = 0;
+			wl->tx_tail[2] = 0;
+			break;
 		}
 		b43_piotx_write32(q, B43_PIO8_TXCTL, ctl);
-		b43_piotx_write32(q, B43_PIO8_TXDATA, value);
+		ssb_block_write(dev->dev, wl->tx_tail, 4,
+				q->mmio_base + B43_PIO8_TXDATA,
+				sizeof(u32));
 	}
 
 	return ctl;
@@ -435,8 +449,9 @@ static void pio_tx_frame_4byte_queue(struct b43_pio_txpacket *pack,
 static int pio_tx_frame(struct b43_pio_txqueue *q,
 			struct sk_buff *skb)
 {
+	struct b43_wldev *dev = q->dev;
+	struct b43_wl *wl = dev->wl;
 	struct b43_pio_txpacket *pack;
-	struct b43_txhdr txhdr;
 	u16 cookie;
 	int err;
 	unsigned int hdrlen;
@@ -447,8 +462,8 @@ static int pio_tx_frame(struct b43_pio_txqueue *q,
 			  struct b43_pio_txpacket, list);
 
 	cookie = generate_cookie(q, pack);
-	hdrlen = b43_txhdr_size(q->dev);
-	err = b43_generate_txhdr(q->dev, (u8 *)&txhdr, skb,
+	hdrlen = b43_txhdr_size(dev);
+	err = b43_generate_txhdr(dev, (u8 *)&wl->txhdr, skb,
 				 info, cookie);
 	if (err)
 		return err;
@@ -456,15 +471,15 @@ static int pio_tx_frame(struct b43_pio_txqueue *q,
 	if (info->flags & IEEE80211_TX_CTL_SEND_AFTER_DTIM) {
 		/* Tell the firmware about the cookie of the last
 		 * mcast frame, so it can clear the more-data bit in it. */
-		b43_shm_write16(q->dev, B43_SHM_SHARED,
+		b43_shm_write16(dev, B43_SHM_SHARED,
 				B43_SHM_SH_MCASTCOOKIE, cookie);
 	}
 
 	pack->skb = skb;
 	if (q->rev >= 8)
-		pio_tx_frame_4byte_queue(pack, (const u8 *)&txhdr, hdrlen);
+		pio_tx_frame_4byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen);
 	else
-		pio_tx_frame_2byte_queue(pack, (const u8 *)&txhdr, hdrlen);
+		pio_tx_frame_2byte_queue(pack, (const u8 *)&wl->txhdr, hdrlen);
 
 	/* Remove it from the list of available packet slots.
 	 * It will be put back when we receive the status report. */
@@ -574,7 +589,7 @@ void b43_pio_handle_txstatus(struct b43_wldev *dev,
 	q->buffer_used -= total_len;
 	q->free_packet_slots += 1;
 
-	ieee80211_tx_status_irqsafe(dev->wl->hw, pack->skb);
+	ieee80211_tx_status(dev->wl->hw, pack->skb);
 	pack->skb = NULL;
 	list_add(&pack->list, &q->packets_list);
 
@@ -604,14 +619,14 @@ void b43_pio_get_tx_stats(struct b43_wldev *dev,
 static bool pio_rx_frame(struct b43_pio_rxqueue *q)
 {
 	struct b43_wldev *dev = q->dev;
-	struct b43_rxhdr_fw4 rxhdr;
+	struct b43_wl *wl = dev->wl;
 	u16 len;
 	u32 macstat;
 	unsigned int i, padding;
 	struct sk_buff *skb;
 	const char *err_msg = NULL;
 
-	memset(&rxhdr, 0, sizeof(rxhdr));
+	memset(&wl->rxhdr, 0, sizeof(wl->rxhdr));
 
 	/* Check if we have data and wait for it to get ready. */
 	if (q->rev >= 8) {
@@ -649,16 +664,16 @@ data_ready:
 
 	/* Get the preamble (RX header) */
 	if (q->rev >= 8) {
-		ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr),
+		ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr),
 			       q->mmio_base + B43_PIO8_RXDATA,
 			       sizeof(u32));
 	} else {
-		ssb_block_read(dev->dev, &rxhdr, sizeof(rxhdr),
+		ssb_block_read(dev->dev, &wl->rxhdr, sizeof(wl->rxhdr),
 			       q->mmio_base + B43_PIO_RXDATA,
 			       sizeof(u16));
 	}
 	/* Sanity checks. */
-	len = le16_to_cpu(rxhdr.frame_len);
+	len = le16_to_cpu(wl->rxhdr.frame_len);
 	if (unlikely(len > 0x700)) {
 		err_msg = "len > 0x700";
 		goto rx_error;
@@ -668,7 +683,7 @@ data_ready:
 		goto rx_error;
 	}
 
-	macstat = le32_to_cpu(rxhdr.mac_status);
+	macstat = le32_to_cpu(wl->rxhdr.mac_status);
 	if (macstat & B43_RX_MAC_FCSERR) {
 		if (!(q->dev->wl->filter_flags & FIF_FCSFAIL)) {
 			/* Drop frames with failed FCS. */
@@ -693,21 +708,23 @@ data_ready:
 			       q->mmio_base + B43_PIO8_RXDATA,
 			       sizeof(u32));
 		if (len & 3) {
-			u32 value;
-			char *data;
-
 			/* Read the last few bytes. */
-			value = b43_piorx_read32(q, B43_PIO8_RXDATA);
-			data = &(skb->data[len + padding - 1]);
+			ssb_block_read(dev->dev, wl->rx_tail, 4,
+				       q->mmio_base + B43_PIO8_RXDATA,
+				       sizeof(u32));
 			switch (len & 3) {
 			case 3:
-				*data = (value >> 16);
-				data--;
+				skb->data[len + padding - 3] = wl->rx_tail[0];
+				skb->data[len + padding - 2] = wl->rx_tail[1];
+				skb->data[len + padding - 1] = wl->rx_tail[2];
+				break;
 			case 2:
-				*data = (value >> 8);
-				data--;
+				skb->data[len + padding - 2] = wl->rx_tail[0];
+				skb->data[len + padding - 1] = wl->rx_tail[1];
+				break;
 			case 1:
-				*data = value;
+				skb->data[len + padding - 1] = wl->rx_tail[0];
+				break;
 			}
 		}
 	} else {
@@ -715,15 +732,15 @@ data_ready:
 			       q->mmio_base + B43_PIO_RXDATA,
 			       sizeof(u16));
 		if (len & 1) {
-			u16 value;
-
 			/* Read the last byte. */
-			value = b43_piorx_read16(q, B43_PIO_RXDATA);
-			skb->data[len + padding - 1] = value;
+			ssb_block_read(dev->dev, wl->rx_tail, 2,
+				       q->mmio_base + B43_PIO_RXDATA,
+				       sizeof(u16));
+			skb->data[len + padding - 1] = wl->rx_tail[0];
 		}
 	}
 
-	b43_rx(q->dev, skb, &rxhdr);
+	b43_rx(q->dev, skb, &wl->rxhdr);
 
 	return 1;
 
diff --git a/drivers/net/wireless/b43/rfkill.c b/drivers/net/wireless/b43/rfkill.c
index 31e55999893f..ffdce6f3c909 100644
--- a/drivers/net/wireless/b43/rfkill.c
+++ b/drivers/net/wireless/b43/rfkill.c
@@ -28,12 +28,13 @@
 /* Returns TRUE, if the radio is enabled in hardware. */
 bool b43_is_hw_radio_enabled(struct b43_wldev *dev)
 {
-	if (dev->phy.rev >= 3) {
+	if (dev->phy.rev >= 3 || dev->phy.type == B43_PHYTYPE_LP) {
 		if (!(b43_read32(dev, B43_MMIO_RADIO_HWENABLED_HI)
 		      & B43_MMIO_RADIO_HWENABLED_HI_MASK))
 			return 1;
 	} else {
-		if (b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
+		if (b43_status(dev) >= B43_STAT_STARTED &&
+		    b43_read16(dev, B43_MMIO_RADIO_HWENABLED_LO)
 		    & B43_MMIO_RADIO_HWENABLED_LO_MASK)
 			return 1;
 	}
diff --git a/drivers/net/wireless/b43/sdio.c b/drivers/net/wireless/b43/sdio.c
new file mode 100644
index 000000000000..0d3ac64147a5
--- /dev/null
+++ b/drivers/net/wireless/b43/sdio.c
@@ -0,0 +1,202 @@
+/*
+ * Broadcom B43 wireless driver
+ *
+ * SDIO over Sonics Silicon Backplane bus glue for b43.
+ *
+ * Copyright (C) 2009 Albert Herranz
+ * Copyright (C) 2009 Michael Buesch <mb@bu3sch.de>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ */
+
+#include <linux/kernel.h>
+#include <linux/mmc/card.h>
+#include <linux/mmc/sdio_func.h>
+#include <linux/mmc/sdio_ids.h>
+#include <linux/ssb/ssb.h>
+
+#include "sdio.h"
+#include "b43.h"
+
+
+#define HNBU_CHIPID		0x01	/* vendor & device id */
+
+#define B43_SDIO_BLOCK_SIZE	64	/* rx fifo max size in bytes */
+
+
+static const struct b43_sdio_quirk {
+	u16 vendor;
+	u16 device;
+	unsigned int quirks;
+} b43_sdio_quirks[] = {
+	{ 0x14E4, 0x4318, SSB_QUIRK_SDIO_READ_AFTER_WRITE32, },
+	{ },
+};
+
+
+static unsigned int b43_sdio_get_quirks(u16 vendor, u16 device)
+{
+	const struct b43_sdio_quirk *q;
+
+	for (q = b43_sdio_quirks; q->quirks; q++) {
+		if (vendor == q->vendor && device == q->device)
+			return q->quirks;
+	}
+
+	return 0;
+}
+
+static void b43_sdio_interrupt_dispatcher(struct sdio_func *func)
+{
+	struct b43_sdio *sdio = sdio_get_drvdata(func);
+	struct b43_wldev *dev = sdio->irq_handler_opaque;
+
+	if (unlikely(b43_status(dev) < B43_STAT_STARTED))
+		return;
+
+	sdio_release_host(func);
+	sdio->irq_handler(dev);
+	sdio_claim_host(func);
+}
+
+int b43_sdio_request_irq(struct b43_wldev *dev,
+			 void (*handler)(struct b43_wldev *dev))
+{
+	struct ssb_bus *bus = dev->dev->bus;
+	struct sdio_func *func = bus->host_sdio;
+	struct b43_sdio *sdio = sdio_get_drvdata(func);
+	int err;
+
+	sdio->irq_handler_opaque = dev;
+	sdio->irq_handler = handler;
+	sdio_claim_host(func);
+	err = sdio_claim_irq(func, b43_sdio_interrupt_dispatcher);
+	sdio_release_host(func);
+
+	return err;
+}
+
+void b43_sdio_free_irq(struct b43_wldev *dev)
+{
+	struct ssb_bus *bus = dev->dev->bus;
+	struct sdio_func *func = bus->host_sdio;
+	struct b43_sdio *sdio = sdio_get_drvdata(func);
+
+	sdio_claim_host(func);
+	sdio_release_irq(func);
+	sdio_release_host(func);
+	sdio->irq_handler_opaque = NULL;
+	sdio->irq_handler = NULL;
+}
+
+static int b43_sdio_probe(struct sdio_func *func,
+			  const struct sdio_device_id *id)
+{
+	struct b43_sdio *sdio;
+	struct sdio_func_tuple *tuple;
+	u16 vendor = 0, device = 0;
+	int error;
+
+	/* Look for the card chip identifier. */
+	tuple = func->tuples;
+	while (tuple) {
+		switch (tuple->code) {
+		case 0x80:
+			switch (tuple->data[0]) {
+			case HNBU_CHIPID:
+				if (tuple->size != 5)
+					break;
+				vendor = tuple->data[1] | (tuple->data[2]<<8);
+				device = tuple->data[3] | (tuple->data[4]<<8);
+				dev_info(&func->dev, "Chip ID %04x:%04x\n",
+					 vendor, device);
+				break;
+			default:
+				break;
+			}
+			break;
+		default:
+			break;
+		}
+		tuple = tuple->next;
+	}
+	if (!vendor || !device) {
+		error = -ENODEV;
+		goto out;
+	}
+
+	sdio_claim_host(func);
+	error = sdio_set_block_size(func, B43_SDIO_BLOCK_SIZE);
+	if (error) {
+		dev_err(&func->dev, "failed to set block size to %u bytes,"
+			" error %d\n", B43_SDIO_BLOCK_SIZE, error);
+		goto err_release_host;
+	}
+	error = sdio_enable_func(func);
+	if (error) {
+		dev_err(&func->dev, "failed to enable func, error %d\n", error);
+		goto err_release_host;
+	}
+	sdio_release_host(func);
+
+	sdio = kzalloc(sizeof(*sdio), GFP_KERNEL);
+	if (!sdio) {
+		error = -ENOMEM;
+		dev_err(&func->dev, "failed to allocate ssb bus\n");
+		goto err_disable_func;
+	}
+	error = ssb_bus_sdiobus_register(&sdio->ssb, func,
+					 b43_sdio_get_quirks(vendor, device));
+	if (error) {
+		dev_err(&func->dev, "failed to register ssb sdio bus,"
+			" error %d\n", error);
+		goto err_free_ssb;
+	}
+	sdio_set_drvdata(func, sdio);
+
+	return 0;
+
+err_free_ssb:
+	kfree(sdio);
+err_disable_func:
+	sdio_disable_func(func);
+err_release_host:
+	sdio_release_host(func);
+out:
+	return error;
+}
+
+static void b43_sdio_remove(struct sdio_func *func)
+{
+	struct b43_sdio *sdio = sdio_get_drvdata(func);
+
+	ssb_bus_unregister(&sdio->ssb);
+	sdio_disable_func(func);
+	kfree(sdio);
+	sdio_set_drvdata(func, NULL);
+}
+
+static const struct sdio_device_id b43_sdio_ids[] = {
+	{ SDIO_DEVICE(0x02d0, 0x044b) }, /* Nintendo Wii WLAN daughter card */
+	{ },
+};
+
+static struct sdio_driver b43_sdio_driver = {
+	.name		= "b43-sdio",
+	.id_table	= b43_sdio_ids,
+	.probe		= b43_sdio_probe,
+	.remove		= b43_sdio_remove,
+};
+
+int b43_sdio_init(void)
+{
+	return sdio_register_driver(&b43_sdio_driver);
+}
+
+void b43_sdio_exit(void)
+{
+	sdio_unregister_driver(&b43_sdio_driver);
+}
diff --git a/drivers/net/wireless/b43/sdio.h b/drivers/net/wireless/b43/sdio.h
new file mode 100644
index 000000000000..fb633094403a
--- /dev/null
+++ b/drivers/net/wireless/b43/sdio.h
@@ -0,0 +1,45 @@
+#ifndef B43_SDIO_H_
+#define B43_SDIO_H_
+
+#include <linux/ssb/ssb.h>
+
+struct b43_wldev;
+
+
+#ifdef CONFIG_B43_SDIO
+
+struct b43_sdio {
+	struct ssb_bus ssb;
+	void *irq_handler_opaque;
+	void (*irq_handler)(struct b43_wldev *dev);
+};
+
+int b43_sdio_request_irq(struct b43_wldev *dev,
+			 void (*handler)(struct b43_wldev *dev));
+void b43_sdio_free_irq(struct b43_wldev *dev);
+
+int b43_sdio_init(void);
+void b43_sdio_exit(void);
+
+
+#else /* CONFIG_B43_SDIO */
+
+
+int b43_sdio_request_irq(struct b43_wldev *dev,
+			 void (*handler)(struct b43_wldev *dev))
+{
+	return -ENODEV;
+}
+void b43_sdio_free_irq(struct b43_wldev *dev)
+{
+}
+static inline int b43_sdio_init(void)
+{
+	return 0;
+}
+static inline void b43_sdio_exit(void)
+{
+}
+
+#endif /* CONFIG_B43_SDIO */
+#endif /* B43_SDIO_H_ */
diff --git a/drivers/net/wireless/b43/xmit.c b/drivers/net/wireless/b43/xmit.c
index 14f541248b5c..f4e9695ec186 100644
--- a/drivers/net/wireless/b43/xmit.c
+++ b/drivers/net/wireless/b43/xmit.c
@@ -27,7 +27,7 @@
 
 */
 
-#include "xmit.h"
+#include "b43.h"
 #include "phy_common.h"
 #include "dma.h"
 #include "pio.h"
@@ -690,8 +690,14 @@ void b43_rx(struct b43_wldev *dev, struct sk_buff *skb, const void *_rxhdr)
 	}
 
 	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
-	ieee80211_rx_irqsafe(dev->wl->hw, skb);
 
+	local_bh_disable();
+	ieee80211_rx(dev->wl->hw, skb);
+	local_bh_enable();
+
+#if B43_DEBUG
+	dev->rx_count++;
+#endif
 	return;
 drop:
 	b43dbg(dev->wl, "RX: Packet dropped\n");
diff --git a/drivers/net/wireless/b43legacy/main.c b/drivers/net/wireless/b43legacy/main.c
index 1d9223b3d4c4..4b60148a5e61 100644
--- a/drivers/net/wireless/b43legacy/main.c
+++ b/drivers/net/wireless/b43legacy/main.c
@@ -37,6 +37,7 @@
 #include <linux/firmware.h>
 #include <linux/wireless.h>
 #include <linux/workqueue.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/dma-mapping.h>
 #include <net/dst.h>
diff --git a/drivers/net/wireless/b43legacy/phy.c b/drivers/net/wireless/b43legacy/phy.c
index 11319ec2d64a..aaf227203a98 100644
--- a/drivers/net/wireless/b43legacy/phy.c
+++ b/drivers/net/wireless/b43legacy/phy.c
@@ -31,6 +31,7 @@
 
 #include <linux/delay.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/types.h>
 
 #include "b43legacy.h"
diff --git a/drivers/net/wireless/hostap/hostap_info.c b/drivers/net/wireless/hostap/hostap_info.c
index 6fa14a4e4b53..4dfb40a84c96 100644
--- a/drivers/net/wireless/hostap/hostap_info.c
+++ b/drivers/net/wireless/hostap/hostap_info.c
@@ -1,6 +1,7 @@
 /* Host AP driver Info Frame processing (part of hostap.o module) */
 
 #include <linux/if_arp.h>
+#include <linux/sched.h>
 #include "hostap_wlan.h"
 #include "hostap.h"
 #include "hostap_ap.h"
diff --git a/drivers/net/wireless/hostap/hostap_ioctl.c b/drivers/net/wireless/hostap/hostap_ioctl.c
index 3f2bda881a4f..9419cebca8a5 100644
--- a/drivers/net/wireless/hostap/hostap_ioctl.c
+++ b/drivers/net/wireless/hostap/hostap_ioctl.c
@@ -1,6 +1,7 @@
 /* ioctl() (mostly Linux Wireless Extensions) routines for Host AP driver */
 
 #include <linux/types.h>
+#include <linux/sched.h>
 #include <linux/ethtool.h>
 #include <linux/if_arp.h>
 #include <net/lib80211.h>
diff --git a/drivers/net/wireless/ipw2x00/ipw2100.c b/drivers/net/wireless/ipw2x00/ipw2100.c
index 240cff1e6979..6e2fc0cb6f8a 100644
--- a/drivers/net/wireless/ipw2x00/ipw2100.c
+++ b/drivers/net/wireless/ipw2x00/ipw2100.c
@@ -6029,7 +6029,7 @@ static struct net_device *ipw2100_alloc_device(struct pci_dev *pci_dev,
 	struct ipw2100_priv *priv;
 	struct net_device *dev;
 
-	dev = alloc_ieee80211(sizeof(struct ipw2100_priv), 0);
+	dev = alloc_ieee80211(sizeof(struct ipw2100_priv));
 	if (!dev)
 		return NULL;
 	priv = libipw_priv(dev);
@@ -6342,7 +6342,7 @@ static int ipw2100_pci_init_one(struct pci_dev *pci_dev,
 		sysfs_remove_group(&pci_dev->dev.kobj,
 				   &ipw2100_attribute_group);
 
-		free_ieee80211(dev, 0);
+		free_ieee80211(dev);
 		pci_set_drvdata(pci_dev, NULL);
 	}
 
@@ -6400,7 +6400,7 @@ static void __devexit ipw2100_pci_remove_one(struct pci_dev *pci_dev)
 		if (dev->base_addr)
 			iounmap((void __iomem *)dev->base_addr);
 
-		free_ieee80211(dev, 0);
+		free_ieee80211(dev);
 	}
 
 	pci_release_regions(pci_dev);
diff --git a/drivers/net/wireless/ipw2x00/ipw2200.c b/drivers/net/wireless/ipw2x00/ipw2200.c
index 8d58e6ed4e7d..a6ca536e44f8 100644
--- a/drivers/net/wireless/ipw2x00/ipw2200.c
+++ b/drivers/net/wireless/ipw2x00/ipw2200.c
@@ -30,6 +30,7 @@
 
 ******************************************************************************/
 
+#include <linux/sched.h>
 #include "ipw2200.h"
 
 
@@ -103,25 +104,6 @@ static int antenna = CFG_SYS_ANTENNA_BOTH;
 static int rtap_iface = 0;     /* def: 0 -- do not create rtap interface */
 #endif
 
-static struct ieee80211_rate ipw2200_rates[] = {
-	{ .bitrate = 10 },
-	{ .bitrate = 20, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
-	{ .bitrate = 55, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
-	{ .bitrate = 110, .flags = IEEE80211_RATE_SHORT_PREAMBLE },
-	{ .bitrate = 60 },
-	{ .bitrate = 90 },
-	{ .bitrate = 120 },
-	{ .bitrate = 180 },
-	{ .bitrate = 240 },
-	{ .bitrate = 360 },
-	{ .bitrate = 480 },
-	{ .bitrate = 540 }
-};
-
-#define ipw2200_a_rates		(ipw2200_rates + 4)
-#define ipw2200_num_a_rates	8
-#define ipw2200_bg_rates	(ipw2200_rates + 0)
-#define ipw2200_num_bg_rates	12
 
 #ifdef CONFIG_IPW2200_QOS
 static int qos_enable = 0;
@@ -8673,6 +8655,24 @@ static int ipw_sw_reset(struct ipw_priv *priv, int option)
  *
  */
 
+static int ipw_wx_get_name(struct net_device *dev,
+			   struct iw_request_info *info,
+			   union iwreq_data *wrqu, char *extra)
+{
+	struct ipw_priv *priv = libipw_priv(dev);
+	mutex_lock(&priv->mutex);
+	if (priv->status & STATUS_RF_KILL_MASK)
+		strcpy(wrqu->name, "radio off");
+	else if (!(priv->status & STATUS_ASSOCIATED))
+		strcpy(wrqu->name, "unassociated");
+	else
+		snprintf(wrqu->name, IFNAMSIZ, "IEEE 802.11%c",
+			 ipw_modes[priv->assoc_request.ieee_mode]);
+	IPW_DEBUG_WX("Name: %s\n", wrqu->name);
+	mutex_unlock(&priv->mutex);
+	return 0;
+}
+
 static int ipw_set_channel(struct ipw_priv *priv, u8 channel)
 {
 	if (channel == 0) {
@@ -9972,7 +9972,7 @@ static int ipw_wx_sw_reset(struct net_device *dev,
 /* Rebase the WE IOCTLs to zero for the handler array */
 #define IW_IOCTL(x) [(x)-SIOCSIWCOMMIT]
 static iw_handler ipw_wx_handlers[] = {
-	IW_IOCTL(SIOCGIWNAME) = (iw_handler) cfg80211_wext_giwname,
+	IW_IOCTL(SIOCGIWNAME) = ipw_wx_get_name,
 	IW_IOCTL(SIOCSIWFREQ) = ipw_wx_set_freq,
 	IW_IOCTL(SIOCGIWFREQ) = ipw_wx_get_freq,
 	IW_IOCTL(SIOCSIWMODE) = ipw_wx_set_mode,
@@ -11416,100 +11416,16 @@ static void ipw_bg_down(struct work_struct *work)
 /* Called by register_netdev() */
 static int ipw_net_init(struct net_device *dev)
 {
-	int i, rc = 0;
 	struct ipw_priv *priv = libipw_priv(dev);
-	const struct libipw_geo *geo = libipw_get_geo(priv->ieee);
-	struct wireless_dev *wdev = &priv->ieee->wdev;
 	mutex_lock(&priv->mutex);
 
 	if (ipw_up(priv)) {
-		rc = -EIO;
-		goto out;
-	}
-
-	memcpy(wdev->wiphy->perm_addr, priv->mac_addr, ETH_ALEN);
-
-	/* fill-out priv->ieee->bg_band */
-	if (geo->bg_channels) {
-		struct ieee80211_supported_band *bg_band = &priv->ieee->bg_band;
-
-		bg_band->band = IEEE80211_BAND_2GHZ;
-		bg_band->n_channels = geo->bg_channels;
-		bg_band->channels =
-			kzalloc(geo->bg_channels *
-				sizeof(struct ieee80211_channel), GFP_KERNEL);
-		/* translate geo->bg to bg_band.channels */
-		for (i = 0; i < geo->bg_channels; i++) {
-			bg_band->channels[i].band = IEEE80211_BAND_2GHZ;
-			bg_band->channels[i].center_freq = geo->bg[i].freq;
-			bg_band->channels[i].hw_value = geo->bg[i].channel;
-			bg_band->channels[i].max_power = geo->bg[i].max_power;
-			if (geo->bg[i].flags & LIBIPW_CH_PASSIVE_ONLY)
-				bg_band->channels[i].flags |=
-					IEEE80211_CHAN_PASSIVE_SCAN;
-			if (geo->bg[i].flags & LIBIPW_CH_NO_IBSS)
-				bg_band->channels[i].flags |=
-					IEEE80211_CHAN_NO_IBSS;
-			if (geo->bg[i].flags & LIBIPW_CH_RADAR_DETECT)
-				bg_band->channels[i].flags |=
-					IEEE80211_CHAN_RADAR;
-			/* No equivalent for LIBIPW_CH_80211H_RULES,
-			   LIBIPW_CH_UNIFORM_SPREADING, or
-			   LIBIPW_CH_B_ONLY... */
-		}
-		/* point at bitrate info */
-		bg_band->bitrates = ipw2200_bg_rates;
-		bg_band->n_bitrates = ipw2200_num_bg_rates;
-
-		wdev->wiphy->bands[IEEE80211_BAND_2GHZ] = bg_band;
-	}
-
-	/* fill-out priv->ieee->a_band */
-	if (geo->a_channels) {
-		struct ieee80211_supported_band *a_band = &priv->ieee->a_band;
-
-		a_band->band = IEEE80211_BAND_5GHZ;
-		a_band->n_channels = geo->a_channels;
-		a_band->channels =
-			kzalloc(geo->a_channels *
-				sizeof(struct ieee80211_channel), GFP_KERNEL);
-		/* translate geo->bg to a_band.channels */
-		for (i = 0; i < geo->a_channels; i++) {
-			a_band->channels[i].band = IEEE80211_BAND_2GHZ;
-			a_band->channels[i].center_freq = geo->a[i].freq;
-			a_band->channels[i].hw_value = geo->a[i].channel;
-			a_band->channels[i].max_power = geo->a[i].max_power;
-			if (geo->a[i].flags & LIBIPW_CH_PASSIVE_ONLY)
-				a_band->channels[i].flags |=
-					IEEE80211_CHAN_PASSIVE_SCAN;
-			if (geo->a[i].flags & LIBIPW_CH_NO_IBSS)
-				a_band->channels[i].flags |=
-					IEEE80211_CHAN_NO_IBSS;
-			if (geo->a[i].flags & LIBIPW_CH_RADAR_DETECT)
-				a_band->channels[i].flags |=
-					IEEE80211_CHAN_RADAR;
-			/* No equivalent for LIBIPW_CH_80211H_RULES,
-			   LIBIPW_CH_UNIFORM_SPREADING, or
-			   LIBIPW_CH_B_ONLY... */
-		}
-		/* point at bitrate info */
-		a_band->bitrates = ipw2200_a_rates;
-		a_band->n_bitrates = ipw2200_num_a_rates;
-
-		wdev->wiphy->bands[IEEE80211_BAND_5GHZ] = a_band;
-	}
-
-	set_wiphy_dev(wdev->wiphy, &priv->pci_dev->dev);
-
-	/* With that information in place, we can now register the wiphy... */
-	if (wiphy_register(wdev->wiphy)) {
-		rc = -EIO;
-		goto out;
+		mutex_unlock(&priv->mutex);
+		return -EIO;
 	}
 
-out:
 	mutex_unlock(&priv->mutex);
-	return rc;
+	return 0;
 }
 
 /* PCI driver stuff */
@@ -11640,7 +11556,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv)
 	if (priv->prom_net_dev)
 		return -EPERM;
 
-	priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv), 1);
+	priv->prom_net_dev = alloc_ieee80211(sizeof(struct ipw_prom_priv));
 	if (priv->prom_net_dev == NULL)
 		return -ENOMEM;
 
@@ -11659,7 +11575,7 @@ static int ipw_prom_alloc(struct ipw_priv *priv)
 
 	rc = register_netdev(priv->prom_net_dev);
 	if (rc) {
-		free_ieee80211(priv->prom_net_dev, 1);
+		free_ieee80211(priv->prom_net_dev);
 		priv->prom_net_dev = NULL;
 		return rc;
 	}
@@ -11673,7 +11589,7 @@ static void ipw_prom_free(struct ipw_priv *priv)
 		return;
 
 	unregister_netdev(priv->prom_net_dev);
-	free_ieee80211(priv->prom_net_dev, 1);
+	free_ieee80211(priv->prom_net_dev);
 
 	priv->prom_net_dev = NULL;
 }
@@ -11701,7 +11617,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
 	struct ipw_priv *priv;
 	int i;
 
-	net_dev = alloc_ieee80211(sizeof(struct ipw_priv), 0);
+	net_dev = alloc_ieee80211(sizeof(struct ipw_priv));
 	if (net_dev == NULL) {
 		err = -ENOMEM;
 		goto out;
@@ -11849,7 +11765,7 @@ static int __devinit ipw_pci_probe(struct pci_dev *pdev,
 	pci_disable_device(pdev);
 	pci_set_drvdata(pdev, NULL);
       out_free_ieee80211:
-	free_ieee80211(priv->net_dev, 0);
+	free_ieee80211(priv->net_dev);
       out:
 	return err;
 }
@@ -11916,7 +11832,7 @@ static void __devexit ipw_pci_remove(struct pci_dev *pdev)
 	pci_release_regions(pdev);
 	pci_disable_device(pdev);
 	pci_set_drvdata(pdev, NULL);
-	free_ieee80211(priv->net_dev, 0);
+	free_ieee80211(priv->net_dev);
 	free_firmware();
 }
 
diff --git a/drivers/net/wireless/ipw2x00/libipw.h b/drivers/net/wireless/ipw2x00/libipw.h
index bf45391172f3..1e334ff6bd52 100644
--- a/drivers/net/wireless/ipw2x00/libipw.h
+++ b/drivers/net/wireless/ipw2x00/libipw.h
@@ -31,7 +31,6 @@
 #include <linux/ieee80211.h>
 
 #include <net/lib80211.h>
-#include <net/cfg80211.h>
 
 #define LIBIPW_VERSION "git-1.1.13"
 
@@ -784,15 +783,12 @@ struct libipw_geo {
 
 struct libipw_device {
 	struct net_device *dev;
-	struct wireless_dev wdev;
 	struct libipw_security sec;
 
 	/* Bookkeeping structures */
 	struct libipw_stats ieee_stats;
 
 	struct libipw_geo geo;
-	struct ieee80211_supported_band bg_band;
-	struct ieee80211_supported_band a_band;
 
 	/* Probe / Beacon management */
 	struct list_head network_free_list;
@@ -1018,8 +1014,8 @@ static inline int libipw_is_cck_rate(u8 rate)
 }
 
 /* ieee80211.c */
-extern void free_ieee80211(struct net_device *dev, int monitor);
-extern struct net_device *alloc_ieee80211(int sizeof_priv, int monitor);
+extern void free_ieee80211(struct net_device *dev);
+extern struct net_device *alloc_ieee80211(int sizeof_priv);
 extern int libipw_change_mtu(struct net_device *dev, int new_mtu);
 
 extern void libipw_networks_age(struct libipw_device *ieee,
diff --git a/drivers/net/wireless/ipw2x00/libipw_module.c b/drivers/net/wireless/ipw2x00/libipw_module.c
index a0e9f6aed7da..eb2b60834c17 100644
--- a/drivers/net/wireless/ipw2x00/libipw_module.c
+++ b/drivers/net/wireless/ipw2x00/libipw_module.c
@@ -62,9 +62,6 @@ MODULE_DESCRIPTION(DRV_DESCRIPTION);
 MODULE_AUTHOR(DRV_COPYRIGHT);
 MODULE_LICENSE("GPL");
 
-struct cfg80211_ops libipw_config_ops = { };
-void *libipw_wiphy_privid = &libipw_wiphy_privid;
-
 static int libipw_networks_allocate(struct libipw_device *ieee)
 {
 	if (ieee->networks)
@@ -143,7 +140,7 @@ int libipw_change_mtu(struct net_device *dev, int new_mtu)
 }
 EXPORT_SYMBOL(libipw_change_mtu);
 
-struct net_device *alloc_ieee80211(int sizeof_priv, int monitor)
+struct net_device *alloc_ieee80211(int sizeof_priv)
 {
 	struct libipw_device *ieee;
 	struct net_device *dev;
@@ -160,31 +157,10 @@ struct net_device *alloc_ieee80211(int sizeof_priv, int monitor)
 
 	ieee->dev = dev;
 
-	if (!monitor) {
-		ieee->wdev.wiphy = wiphy_new(&libipw_config_ops, 0);
-		if (!ieee->wdev.wiphy) {
-			LIBIPW_ERROR("Unable to allocate wiphy.\n");
-			goto failed_free_netdev;
-		}
-
-		ieee->dev->ieee80211_ptr = &ieee->wdev;
-		ieee->wdev.iftype = NL80211_IFTYPE_STATION;
-
-		/* Fill-out wiphy structure bits we know...  Not enough info
-		   here to call set_wiphy_dev or set MAC address or channel info
-		   -- have to do that in ->ndo_init... */
-		ieee->wdev.wiphy->privid = libipw_wiphy_privid;
-
-		ieee->wdev.wiphy->max_scan_ssids = 1;
-		ieee->wdev.wiphy->max_scan_ie_len = 0;
-		ieee->wdev.wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION)
-						| BIT(NL80211_IFTYPE_ADHOC);
-	}
-
 	err = libipw_networks_allocate(ieee);
 	if (err) {
 		LIBIPW_ERROR("Unable to allocate beacon storage: %d\n", err);
-		goto failed_free_wiphy;
+		goto failed_free_netdev;
 	}
 	libipw_networks_initialize(ieee);
 
@@ -217,31 +193,19 @@ struct net_device *alloc_ieee80211(int sizeof_priv, int monitor)
 
 	return dev;
 
-failed_free_wiphy:
-	if (!monitor)
-		wiphy_free(ieee->wdev.wiphy);
 failed_free_netdev:
 	free_netdev(dev);
 failed:
 	return NULL;
 }
 
-void free_ieee80211(struct net_device *dev, int monitor)
+void free_ieee80211(struct net_device *dev)
 {
 	struct libipw_device *ieee = netdev_priv(dev);
 
 	lib80211_crypt_info_free(&ieee->crypt_info);
 
 	libipw_networks_free(ieee);
-
-	/* free cfg80211 resources */
-	if (!monitor) {
-		wiphy_unregister(ieee->wdev.wiphy);
-		kfree(ieee->a_band.channels);
-		kfree(ieee->bg_band.channels);
-		wiphy_free(ieee->wdev.wiphy);
-	}
-
 	free_netdev(dev);
 }
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-1000.c b/drivers/net/wireless/iwlwifi/iwl-1000.c
index a95caa014143..950267ab556a 100644
--- a/drivers/net/wireless/iwlwifi/iwl-1000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-1000.c
@@ -99,6 +99,8 @@ static struct iwl_lib_ops iwl1000_lib = {
 	.setup_deferred_work = iwl5000_setup_deferred_work,
 	.is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
 	.load_ucode = iwl5000_load_ucode,
+	.dump_nic_event_log = iwl_dump_nic_event_log,
+	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
 	.send_tx_power = iwl5000_send_tx_power,
@@ -159,5 +161,6 @@ struct iwl_cfg iwl1000_bgn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_1000,
 	.shadow_ram_support = false,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
index a16bd4147eac..cbb0585083a9 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945-rs.c
@@ -702,7 +702,7 @@ static void rs_get_rate(void *priv_r, struct ieee80211_sta *sta,
 		u8 sta_id = iwl_find_station(priv, hdr->addr1);
 
 		if (sta_id == IWL_INVALID_STATION) {
-			IWL_DEBUG_RATE(priv, "LQ: ADD station %pm\n",
+			IWL_DEBUG_RATE(priv, "LQ: ADD station %pM\n",
 				       hdr->addr1);
 			sta_id = iwl_add_station(priv, hdr->addr1, false,
 				CMD_ASYNC, NULL);
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.c b/drivers/net/wireless/iwlwifi/iwl-3945.c
index e9a685d8e3a1..f059b49dc691 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.c
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.c
@@ -30,6 +30,7 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
 #include <linux/wireless.h>
@@ -610,7 +611,7 @@ static void iwl3945_rx_reply_rx(struct iwl_priv *priv,
 	if (rx_status.band == IEEE80211_BAND_5GHZ)
 		rx_status.rate_idx -= IWL_FIRST_OFDM_RATE;
 
-	rx_status.antenna = le16_to_cpu(rx_hdr->phy_flags &
+	rx_status.antenna = (le16_to_cpu(rx_hdr->phy_flags) &
 					RX_RES_PHY_FLAGS_ANTENNA_MSK) >> 4;
 
 	/* set the preamble flag if appropriate */
@@ -2839,6 +2840,8 @@ static struct iwl_lib_ops iwl3945_lib = {
 	.txq_free_tfd = iwl3945_hw_txq_free_tfd,
 	.txq_init = iwl3945_hw_tx_queue_init,
 	.load_ucode = iwl3945_load_bsm,
+	.dump_nic_event_log = iwl3945_dump_nic_event_log,
+	.dump_nic_error_log = iwl3945_dump_nic_error_log,
 	.apm_ops = {
 		.init = iwl3945_apm_init,
 		.reset = iwl3945_apm_reset,
diff --git a/drivers/net/wireless/iwlwifi/iwl-3945.h b/drivers/net/wireless/iwlwifi/iwl-3945.h
index f24036909916..21679bf3a1aa 100644
--- a/drivers/net/wireless/iwlwifi/iwl-3945.h
+++ b/drivers/net/wireless/iwlwifi/iwl-3945.h
@@ -209,6 +209,8 @@ extern int __must_check iwl3945_send_cmd(struct iwl_priv *priv,
 					 struct iwl_host_cmd *cmd);
 extern unsigned int iwl3945_fill_beacon_frame(struct iwl_priv *priv,
 					struct ieee80211_hdr *hdr,int left);
+extern void iwl3945_dump_nic_event_log(struct iwl_priv *priv);
+extern void iwl3945_dump_nic_error_log(struct iwl_priv *priv);
 
 /*
  * Currently used by iwl-3945-rs... look at restructuring so that it doesn't
diff --git a/drivers/net/wireless/iwlwifi/iwl-4965.c b/drivers/net/wireless/iwlwifi/iwl-4965.c
index ca61d3796cef..6f703a041847 100644
--- a/drivers/net/wireless/iwlwifi/iwl-4965.c
+++ b/drivers/net/wireless/iwlwifi/iwl-4965.c
@@ -30,6 +30,7 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
 #include <linux/wireless.h>
@@ -2021,6 +2022,12 @@ static int iwl4965_tx_status_reply_tx(struct iwl_priv *priv,
 					   agg->frame_count, txq_id, idx);
 
 			hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx);
+			if (!hdr) {
+				IWL_ERR(priv,
+					"BUG_ON idx doesn't point to valid skb"
+					" idx=%d, txq_id=%d\n", idx, txq_id);
+				return -1;
+			}
 
 			sc = le16_to_cpu(hdr->seq_ctrl);
 			if (idx != (SEQ_TO_SN(sc) & 0xff)) {
@@ -2292,6 +2299,8 @@ static struct iwl_lib_ops iwl4965_lib = {
 	.alive_notify = iwl4965_alive_notify,
 	.init_alive_start = iwl4965_init_alive_start,
 	.load_ucode = iwl4965_load_bsm,
+	.dump_nic_event_log = iwl_dump_nic_event_log,
+	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.apm_ops = {
 		.init = iwl4965_apm_init,
 		.reset = iwl4965_apm_reset,
diff --git a/drivers/net/wireless/iwlwifi/iwl-5000.c b/drivers/net/wireless/iwlwifi/iwl-5000.c
index 1d539e3b8db1..6e6f516ba404 100644
--- a/drivers/net/wireless/iwlwifi/iwl-5000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-5000.c
@@ -29,6 +29,7 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
 #include <linux/wireless.h>
@@ -317,7 +318,7 @@ static void iwl5000_gain_computation(struct iwl_priv *priv,
 			(s32)average_noise[i])) / 1500;
 		/* bound gain by 2 bits value max, 3rd bit is sign */
 		data->delta_gain_code[i] =
-			min(abs(delta_g), CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
+			min(abs(delta_g), (long) CHAIN_NOISE_MAX_DELTA_GAIN_CODE);
 
 		if (delta_g < 0)
 			/* set negative sign */
@@ -1163,6 +1164,12 @@ static int iwl5000_tx_status_reply_tx(struct iwl_priv *priv,
 					   agg->frame_count, txq_id, idx);
 
 			hdr = iwl_tx_queue_get_hdr(priv, txq_id, idx);
+			if (!hdr) {
+				IWL_ERR(priv,
+					"BUG_ON idx doesn't point to valid skb"
+					" idx=%d, txq_id=%d\n", idx, txq_id);
+				return -1;
+			}
 
 			sc = le16_to_cpu(hdr->seq_ctrl);
 			if (idx != (SEQ_TO_SN(sc) & 0xff)) {
@@ -1529,6 +1536,8 @@ struct iwl_lib_ops iwl5000_lib = {
 	.rx_handler_setup = iwl5000_rx_handler_setup,
 	.setup_deferred_work = iwl5000_setup_deferred_work,
 	.is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
+	.dump_nic_event_log = iwl_dump_nic_event_log,
+	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.load_ucode = iwl5000_load_ucode,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
@@ -1579,6 +1588,8 @@ static struct iwl_lib_ops iwl5150_lib = {
 	.rx_handler_setup = iwl5000_rx_handler_setup,
 	.setup_deferred_work = iwl5000_setup_deferred_work,
 	.is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
+	.dump_nic_event_log = iwl_dump_nic_event_log,
+	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.load_ucode = iwl5000_load_ucode,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
diff --git a/drivers/net/wireless/iwlwifi/iwl-6000.c b/drivers/net/wireless/iwlwifi/iwl-6000.c
index 82b9c93dff54..1473452ba22f 100644
--- a/drivers/net/wireless/iwlwifi/iwl-6000.c
+++ b/drivers/net/wireless/iwlwifi/iwl-6000.c
@@ -100,6 +100,8 @@ static struct iwl_lib_ops iwl6000_lib = {
 	.setup_deferred_work = iwl5000_setup_deferred_work,
 	.is_valid_rtc_data_addr = iwl5000_hw_valid_rtc_data_addr,
 	.load_ucode = iwl5000_load_ucode,
+	.dump_nic_event_log = iwl_dump_nic_event_log,
+	.dump_nic_error_log = iwl_dump_nic_error_log,
 	.init_alive_start = iwl5000_init_alive_start,
 	.alive_notify = iwl5000_alive_notify,
 	.send_tx_power = iwl5000_send_tx_power,
@@ -173,6 +175,7 @@ struct iwl_cfg iwl6000h_2agn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
 	.shadow_ram_support = true,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
 /*
@@ -196,6 +199,7 @@ struct iwl_cfg iwl6000i_2agn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
 	.shadow_ram_support = true,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
 struct iwl_cfg iwl6050_2agn_cfg = {
@@ -216,6 +220,7 @@ struct iwl_cfg iwl6050_2agn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
 	.shadow_ram_support = true,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
 struct iwl_cfg iwl6000_3agn_cfg = {
@@ -236,6 +241,7 @@ struct iwl_cfg iwl6000_3agn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
 	.shadow_ram_support = true,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
 struct iwl_cfg iwl6050_3agn_cfg = {
@@ -256,6 +262,7 @@ struct iwl_cfg iwl6050_3agn_cfg = {
 	.max_ll_items = OTP_MAX_LL_ITEMS_6x00,
 	.shadow_ram_support = true,
 	.ht_greenfield_support = true,
+	.use_rts_for_ht = true, /* use rts/cts protection */
 };
 
 MODULE_FIRMWARE(IWL6000_MODULE_FIRMWARE(IWL6000_UCODE_API_MAX));
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
index 346dc06fa7b7..81726ee32858 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn-rs.c
@@ -418,6 +418,15 @@ static void rs_tl_turn_on_agg(struct iwl_priv *priv, u8 tid,
 	else if (tid == IWL_AGG_ALL_TID)
 		for (tid = 0; tid < TID_MAX_LOAD_COUNT; tid++)
 			rs_tl_turn_on_agg_for_tid(priv, lq_data, tid, sta);
+	if (priv->cfg->use_rts_for_ht) {
+		/*
+		 * switch to RTS/CTS if it is the prefer protection method
+		 * for HT traffic
+		 */
+		IWL_DEBUG_HT(priv, "use RTS/CTS protection for HT\n");
+		priv->staging_rxon.flags &= ~RXON_FLG_SELF_CTS_EN;
+		iwlcore_commit_rxon(priv);
+	}
 }
 
 static inline int get_num_of_ant_from_rate(u32 rate_n_flags)
diff --git a/drivers/net/wireless/iwlwifi/iwl-agn.c b/drivers/net/wireless/iwlwifi/iwl-agn.c
index 00457bff1ed1..921dc4a26fe2 100644
--- a/drivers/net/wireless/iwlwifi/iwl-agn.c
+++ b/drivers/net/wireless/iwlwifi/iwl-agn.c
@@ -33,6 +33,7 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
 #include <linux/wireless.h>
@@ -115,9 +116,6 @@ int iwl_commit_rxon(struct iwl_priv *priv)
 
 	/* always get timestamp with Rx frame */
 	priv->staging_rxon.flags |= RXON_FLG_TSF2HOST_MSK;
-	/* allow CTS-to-self if possible. this is relevant only for
-	 * 5000, but will not damage 4965 */
-	priv->staging_rxon.flags |= RXON_FLG_SELF_CTS_EN;
 
 	ret = iwl_check_rxon_cmd(priv);
 	if (ret) {
@@ -217,6 +215,13 @@ int iwl_commit_rxon(struct iwl_priv *priv)
 					"Could not send WEP static key.\n");
 		}
 
+		/*
+		 * allow CTS-to-self if possible for new association.
+		 * this is relevant only for 5000 series and up,
+		 * but will not damage 4965
+		 */
+		priv->staging_rxon.flags |= RXON_FLG_SELF_CTS_EN;
+
 		/* Apply the new configuration
 		 * RXON assoc doesn't clear the station table in uCode,
 		 */
@@ -1526,6 +1531,191 @@ static int iwl_read_ucode(struct iwl_priv *priv)
 	return ret;
 }
 
+#ifdef CONFIG_IWLWIFI_DEBUG
+static const char *desc_lookup_text[] = {
+	"OK",
+	"FAIL",
+	"BAD_PARAM",
+	"BAD_CHECKSUM",
+	"NMI_INTERRUPT_WDG",
+	"SYSASSERT",
+	"FATAL_ERROR",
+	"BAD_COMMAND",
+	"HW_ERROR_TUNE_LOCK",
+	"HW_ERROR_TEMPERATURE",
+	"ILLEGAL_CHAN_FREQ",
+	"VCC_NOT_STABLE",
+	"FH_ERROR",
+	"NMI_INTERRUPT_HOST",
+	"NMI_INTERRUPT_ACTION_PT",
+	"NMI_INTERRUPT_UNKNOWN",
+	"UCODE_VERSION_MISMATCH",
+	"HW_ERROR_ABS_LOCK",
+	"HW_ERROR_CAL_LOCK_FAIL",
+	"NMI_INTERRUPT_INST_ACTION_PT",
+	"NMI_INTERRUPT_DATA_ACTION_PT",
+	"NMI_TRM_HW_ER",
+	"NMI_INTERRUPT_TRM",
+	"NMI_INTERRUPT_BREAK_POINT"
+	"DEBUG_0",
+	"DEBUG_1",
+	"DEBUG_2",
+	"DEBUG_3",
+	"UNKNOWN"
+};
+
+static const char *desc_lookup(int i)
+{
+	int max = ARRAY_SIZE(desc_lookup_text) - 1;
+
+	if (i < 0 || i > max)
+		i = max;
+
+	return desc_lookup_text[i];
+}
+
+#define ERROR_START_OFFSET  (1 * sizeof(u32))
+#define ERROR_ELEM_SIZE     (7 * sizeof(u32))
+
+void iwl_dump_nic_error_log(struct iwl_priv *priv)
+{
+	u32 data2, line;
+	u32 desc, time, count, base, data1;
+	u32 blink1, blink2, ilink1, ilink2;
+
+	if (priv->ucode_type == UCODE_INIT)
+		base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr);
+	else
+		base = le32_to_cpu(priv->card_alive.error_event_table_ptr);
+
+	if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
+		IWL_ERR(priv, "Not valid error log pointer 0x%08X\n", base);
+		return;
+	}
+
+	count = iwl_read_targ_mem(priv, base);
+
+	if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) {
+		IWL_ERR(priv, "Start IWL Error Log Dump:\n");
+		IWL_ERR(priv, "Status: 0x%08lX, count: %d\n",
+			priv->status, count);
+	}
+
+	desc = iwl_read_targ_mem(priv, base + 1 * sizeof(u32));
+	blink1 = iwl_read_targ_mem(priv, base + 3 * sizeof(u32));
+	blink2 = iwl_read_targ_mem(priv, base + 4 * sizeof(u32));
+	ilink1 = iwl_read_targ_mem(priv, base + 5 * sizeof(u32));
+	ilink2 = iwl_read_targ_mem(priv, base + 6 * sizeof(u32));
+	data1 = iwl_read_targ_mem(priv, base + 7 * sizeof(u32));
+	data2 = iwl_read_targ_mem(priv, base + 8 * sizeof(u32));
+	line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32));
+	time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32));
+
+	IWL_ERR(priv, "Desc                               Time       "
+		"data1      data2      line\n");
+	IWL_ERR(priv, "%-28s (#%02d) %010u 0x%08X 0x%08X %u\n",
+		desc_lookup(desc), desc, time, data1, data2, line);
+	IWL_ERR(priv, "blink1  blink2  ilink1  ilink2\n");
+	IWL_ERR(priv, "0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2,
+		ilink1, ilink2);
+
+}
+
+#define EVENT_START_OFFSET  (4 * sizeof(u32))
+
+/**
+ * iwl_print_event_log - Dump error event log to syslog
+ *
+ */
+static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
+				u32 num_events, u32 mode)
+{
+	u32 i;
+	u32 base;       /* SRAM byte address of event log header */
+	u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
+	u32 ptr;        /* SRAM byte address of log data */
+	u32 ev, time, data; /* event log data */
+
+	if (num_events == 0)
+		return;
+	if (priv->ucode_type == UCODE_INIT)
+		base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
+	else
+		base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
+
+	if (mode == 0)
+		event_size = 2 * sizeof(u32);
+	else
+		event_size = 3 * sizeof(u32);
+
+	ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
+
+	/* "time" is actually "data" for mode 0 (no timestamp).
+	* place event id # at far right for easier visual parsing. */
+	for (i = 0; i < num_events; i++) {
+		ev = iwl_read_targ_mem(priv, ptr);
+		ptr += sizeof(u32);
+		time = iwl_read_targ_mem(priv, ptr);
+		ptr += sizeof(u32);
+		if (mode == 0) {
+			/* data, ev */
+			IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n", time, ev);
+		} else {
+			data = iwl_read_targ_mem(priv, ptr);
+			ptr += sizeof(u32);
+			IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n",
+					time, data, ev);
+		}
+	}
+}
+
+void iwl_dump_nic_event_log(struct iwl_priv *priv)
+{
+	u32 base;       /* SRAM byte address of event log header */
+	u32 capacity;   /* event log capacity in # entries */
+	u32 mode;       /* 0 - no timestamp, 1 - timestamp recorded */
+	u32 num_wraps;  /* # times uCode wrapped to top of log */
+	u32 next_entry; /* index of next entry to be written by uCode */
+	u32 size;       /* # entries that we'll print */
+
+	if (priv->ucode_type == UCODE_INIT)
+		base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
+	else
+		base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
+
+	if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
+		IWL_ERR(priv, "Invalid event log pointer 0x%08X\n", base);
+		return;
+	}
+
+	/* event log header */
+	capacity = iwl_read_targ_mem(priv, base);
+	mode = iwl_read_targ_mem(priv, base + (1 * sizeof(u32)));
+	num_wraps = iwl_read_targ_mem(priv, base + (2 * sizeof(u32)));
+	next_entry = iwl_read_targ_mem(priv, base + (3 * sizeof(u32)));
+
+	size = num_wraps ? capacity : next_entry;
+
+	/* bail out if nothing in log */
+	if (size == 0) {
+		IWL_ERR(priv, "Start IWL Event Log Dump: nothing in log\n");
+		return;
+	}
+
+	IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n",
+			size, num_wraps);
+
+	/* if uCode has wrapped back to top of log, start at the oldest entry,
+	 * i.e the next one that uCode would fill. */
+	if (num_wraps)
+		iwl_print_event_log(priv, next_entry,
+					capacity - next_entry, mode);
+	/* (then/else) start at top of log */
+	iwl_print_event_log(priv, 0, next_entry, mode);
+
+}
+#endif
+
 /**
  * iwl_alive_start - called after REPLY_ALIVE notification received
  *                   from protocol/runtime uCode (initialization uCode's
@@ -2920,8 +3110,8 @@ static int iwl_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
  out_pci_disable_device:
 	pci_disable_device(pdev);
  out_ieee80211_free_hw:
-	ieee80211_free_hw(priv->hw);
 	iwl_free_traffic_mem(priv);
+	ieee80211_free_hw(priv->hw);
  out:
 	return err;
 }
diff --git a/drivers/net/wireless/iwlwifi/iwl-commands.h b/drivers/net/wireless/iwlwifi/iwl-commands.h
index 2c5c88fc38f5..4afaf773aeac 100644
--- a/drivers/net/wireless/iwlwifi/iwl-commands.h
+++ b/drivers/net/wireless/iwlwifi/iwl-commands.h
@@ -1154,7 +1154,7 @@ struct iwl_wep_cmd {
 #define RX_RES_PHY_FLAGS_MOD_CCK_MSK		cpu_to_le16(1 << 1)
 #define RX_RES_PHY_FLAGS_SHORT_PREAMBLE_MSK	cpu_to_le16(1 << 2)
 #define RX_RES_PHY_FLAGS_NARROW_BAND_MSK	cpu_to_le16(1 << 3)
-#define RX_RES_PHY_FLAGS_ANTENNA_MSK		cpu_to_le16(0xf0)
+#define RX_RES_PHY_FLAGS_ANTENNA_MSK		0xf0
 #define RX_RES_PHY_FLAGS_ANTENNA_POS		4
 
 #define RX_RES_STATUS_SEC_TYPE_MSK	(0x7 << 8)
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.c b/drivers/net/wireless/iwlwifi/iwl-core.c
index fd26c0dc9c54..2dc928755454 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.c
+++ b/drivers/net/wireless/iwlwifi/iwl-core.c
@@ -29,6 +29,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/etherdevice.h>
+#include <linux/sched.h>
 #include <net/mac80211.h>
 
 #include "iwl-eeprom.h"
@@ -1309,189 +1310,6 @@ static void iwl_print_rx_config_cmd(struct iwl_priv *priv)
 	IWL_DEBUG_RADIO(priv, "u8[6] bssid_addr: %pM\n", rxon->bssid_addr);
 	IWL_DEBUG_RADIO(priv, "u16 assoc_id: 0x%x\n", le16_to_cpu(rxon->assoc_id));
 }
-
-static const char *desc_lookup_text[] = {
-	"OK",
-	"FAIL",
-	"BAD_PARAM",
-	"BAD_CHECKSUM",
-	"NMI_INTERRUPT_WDG",
-	"SYSASSERT",
-	"FATAL_ERROR",
-	"BAD_COMMAND",
-	"HW_ERROR_TUNE_LOCK",
-	"HW_ERROR_TEMPERATURE",
-	"ILLEGAL_CHAN_FREQ",
-	"VCC_NOT_STABLE",
-	"FH_ERROR",
-	"NMI_INTERRUPT_HOST",
-	"NMI_INTERRUPT_ACTION_PT",
-	"NMI_INTERRUPT_UNKNOWN",
-	"UCODE_VERSION_MISMATCH",
-	"HW_ERROR_ABS_LOCK",
-	"HW_ERROR_CAL_LOCK_FAIL",
-	"NMI_INTERRUPT_INST_ACTION_PT",
-	"NMI_INTERRUPT_DATA_ACTION_PT",
-	"NMI_TRM_HW_ER",
-	"NMI_INTERRUPT_TRM",
-	"NMI_INTERRUPT_BREAK_POINT"
-	"DEBUG_0",
-	"DEBUG_1",
-	"DEBUG_2",
-	"DEBUG_3",
-	"UNKNOWN"
-};
-
-static const char *desc_lookup(int i)
-{
-	int max = ARRAY_SIZE(desc_lookup_text) - 1;
-
-	if (i < 0 || i > max)
-		i = max;
-
-	return desc_lookup_text[i];
-}
-
-#define ERROR_START_OFFSET  (1 * sizeof(u32))
-#define ERROR_ELEM_SIZE     (7 * sizeof(u32))
-
-static void iwl_dump_nic_error_log(struct iwl_priv *priv)
-{
-	u32 data2, line;
-	u32 desc, time, count, base, data1;
-	u32 blink1, blink2, ilink1, ilink2;
-
-	if (priv->ucode_type == UCODE_INIT)
-		base = le32_to_cpu(priv->card_alive_init.error_event_table_ptr);
-	else
-		base = le32_to_cpu(priv->card_alive.error_event_table_ptr);
-
-	if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
-		IWL_ERR(priv, "Not valid error log pointer 0x%08X\n", base);
-		return;
-	}
-
-	count = iwl_read_targ_mem(priv, base);
-
-	if (ERROR_START_OFFSET <= count * ERROR_ELEM_SIZE) {
-		IWL_ERR(priv, "Start IWL Error Log Dump:\n");
-		IWL_ERR(priv, "Status: 0x%08lX, count: %d\n",
-			priv->status, count);
-	}
-
-	desc = iwl_read_targ_mem(priv, base + 1 * sizeof(u32));
-	blink1 = iwl_read_targ_mem(priv, base + 3 * sizeof(u32));
-	blink2 = iwl_read_targ_mem(priv, base + 4 * sizeof(u32));
-	ilink1 = iwl_read_targ_mem(priv, base + 5 * sizeof(u32));
-	ilink2 = iwl_read_targ_mem(priv, base + 6 * sizeof(u32));
-	data1 = iwl_read_targ_mem(priv, base + 7 * sizeof(u32));
-	data2 = iwl_read_targ_mem(priv, base + 8 * sizeof(u32));
-	line = iwl_read_targ_mem(priv, base + 9 * sizeof(u32));
-	time = iwl_read_targ_mem(priv, base + 11 * sizeof(u32));
-
-	IWL_ERR(priv, "Desc                               Time       "
-		"data1      data2      line\n");
-	IWL_ERR(priv, "%-28s (#%02d) %010u 0x%08X 0x%08X %u\n",
-		desc_lookup(desc), desc, time, data1, data2, line);
-	IWL_ERR(priv, "blink1  blink2  ilink1  ilink2\n");
-	IWL_ERR(priv, "0x%05X 0x%05X 0x%05X 0x%05X\n", blink1, blink2,
-		ilink1, ilink2);
-
-}
-
-#define EVENT_START_OFFSET  (4 * sizeof(u32))
-
-/**
- * iwl_print_event_log - Dump error event log to syslog
- *
- */
-static void iwl_print_event_log(struct iwl_priv *priv, u32 start_idx,
-				u32 num_events, u32 mode)
-{
-	u32 i;
-	u32 base;       /* SRAM byte address of event log header */
-	u32 event_size; /* 2 u32s, or 3 u32s if timestamp recorded */
-	u32 ptr;        /* SRAM byte address of log data */
-	u32 ev, time, data; /* event log data */
-
-	if (num_events == 0)
-		return;
-	if (priv->ucode_type == UCODE_INIT)
-		base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
-	else
-		base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
-
-	if (mode == 0)
-		event_size = 2 * sizeof(u32);
-	else
-		event_size = 3 * sizeof(u32);
-
-	ptr = base + EVENT_START_OFFSET + (start_idx * event_size);
-
-	/* "time" is actually "data" for mode 0 (no timestamp).
-	* place event id # at far right for easier visual parsing. */
-	for (i = 0; i < num_events; i++) {
-		ev = iwl_read_targ_mem(priv, ptr);
-		ptr += sizeof(u32);
-		time = iwl_read_targ_mem(priv, ptr);
-		ptr += sizeof(u32);
-		if (mode == 0) {
-			/* data, ev */
-			IWL_ERR(priv, "EVT_LOG:0x%08x:%04u\n", time, ev);
-		} else {
-			data = iwl_read_targ_mem(priv, ptr);
-			ptr += sizeof(u32);
-			IWL_ERR(priv, "EVT_LOGT:%010u:0x%08x:%04u\n",
-					time, data, ev);
-		}
-	}
-}
-
-void iwl_dump_nic_event_log(struct iwl_priv *priv)
-{
-	u32 base;       /* SRAM byte address of event log header */
-	u32 capacity;   /* event log capacity in # entries */
-	u32 mode;       /* 0 - no timestamp, 1 - timestamp recorded */
-	u32 num_wraps;  /* # times uCode wrapped to top of log */
-	u32 next_entry; /* index of next entry to be written by uCode */
-	u32 size;       /* # entries that we'll print */
-
-	if (priv->ucode_type == UCODE_INIT)
-		base = le32_to_cpu(priv->card_alive_init.log_event_table_ptr);
-	else
-		base = le32_to_cpu(priv->card_alive.log_event_table_ptr);
-
-	if (!priv->cfg->ops->lib->is_valid_rtc_data_addr(base)) {
-		IWL_ERR(priv, "Invalid event log pointer 0x%08X\n", base);
-		return;
-	}
-
-	/* event log header */
-	capacity = iwl_read_targ_mem(priv, base);
-	mode = iwl_read_targ_mem(priv, base + (1 * sizeof(u32)));
-	num_wraps = iwl_read_targ_mem(priv, base + (2 * sizeof(u32)));
-	next_entry = iwl_read_targ_mem(priv, base + (3 * sizeof(u32)));
-
-	size = num_wraps ? capacity : next_entry;
-
-	/* bail out if nothing in log */
-	if (size == 0) {
-		IWL_ERR(priv, "Start IWL Event Log Dump: nothing in log\n");
-		return;
-	}
-
-	IWL_ERR(priv, "Start IWL Event Log Dump: display count %d, wraps %d\n",
-			size, num_wraps);
-
-	/* if uCode has wrapped back to top of log, start at the oldest entry,
-	 * i.e the next one that uCode would fill. */
-	if (num_wraps)
-		iwl_print_event_log(priv, next_entry,
-					capacity - next_entry, mode);
-	/* (then/else) start at top of log */
-	iwl_print_event_log(priv, 0, next_entry, mode);
-
-}
 #endif
 /**
  * iwl_irq_handle_error - called for HW or SW error interrupt from card
@@ -1506,8 +1324,8 @@ void iwl_irq_handle_error(struct iwl_priv *priv)
 
 #ifdef CONFIG_IWLWIFI_DEBUG
 	if (iwl_get_debug_level(priv) & IWL_DL_FW_ERRORS) {
-		iwl_dump_nic_error_log(priv);
-		iwl_dump_nic_event_log(priv);
+		priv->cfg->ops->lib->dump_nic_error_log(priv);
+		priv->cfg->ops->lib->dump_nic_event_log(priv);
 		iwl_print_rx_config_cmd(priv);
 	}
 #endif
diff --git a/drivers/net/wireless/iwlwifi/iwl-core.h b/drivers/net/wireless/iwlwifi/iwl-core.h
index 7ff9ffb2b702..7754538c2194 100644
--- a/drivers/net/wireless/iwlwifi/iwl-core.h
+++ b/drivers/net/wireless/iwlwifi/iwl-core.h
@@ -166,6 +166,8 @@ struct iwl_lib_ops {
 	int (*is_valid_rtc_data_addr)(u32 addr);
 	/* 1st ucode load */
 	int (*load_ucode)(struct iwl_priv *priv);
+	void (*dump_nic_event_log)(struct iwl_priv *priv);
+	void (*dump_nic_error_log)(struct iwl_priv *priv);
 	/* power management */
 	struct iwl_apm_ops apm_ops;
 
@@ -211,6 +213,7 @@ struct iwl_mod_params {
  * @pa_type: used by 6000 series only to identify the type of Power Amplifier
  * @max_ll_items: max number of OTP blocks
  * @shadow_ram_support: shadow support for OTP memory
+ * @use_rts_for_ht: use rts/cts protection for HT traffic
  *
  * We enable the driver to be backward compatible wrt API version. The
  * driver specifies which APIs it supports (with @ucode_api_max being the
@@ -253,6 +256,7 @@ struct iwl_cfg {
 	const bool shadow_ram_support;
 	const bool ht_greenfield_support;
 	const bool broken_powersave;
+	bool use_rts_for_ht;
 };
 
 /***************************
@@ -540,7 +544,19 @@ int iwl_pci_resume(struct pci_dev *pdev);
 /*****************************************************
 *  Error Handling Debugging
 ******************************************************/
+#ifdef CONFIG_IWLWIFI_DEBUG
 void iwl_dump_nic_event_log(struct iwl_priv *priv);
+void iwl_dump_nic_error_log(struct iwl_priv *priv);
+#else
+static inline void iwl_dump_nic_event_log(struct iwl_priv *priv)
+{
+}
+
+static inline void iwl_dump_nic_error_log(struct iwl_priv *priv)
+{
+}
+#endif
+
 void iwl_clear_isr_stats(struct iwl_priv *priv);
 
 /*****************************************************
diff --git a/drivers/net/wireless/iwlwifi/iwl-debugfs.c b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
index fb844859a443..a198bcf61022 100644
--- a/drivers/net/wireless/iwlwifi/iwl-debugfs.c
+++ b/drivers/net/wireless/iwlwifi/iwl-debugfs.c
@@ -410,7 +410,7 @@ static ssize_t iwl_dbgfs_nvm_read(struct file *file,
 		pos += scnprintf(buf + pos, buf_size - pos, "0x%.4x ", ofs);
 		hex_dump_to_buffer(ptr + ofs, 16 , 16, 2, buf + pos,
 				   buf_size - pos, 0);
-		pos += strlen(buf);
+		pos += strlen(buf + pos);
 		if (buf_size - pos > 0)
 			buf[pos++] = '\n';
 	}
@@ -436,7 +436,7 @@ static ssize_t iwl_dbgfs_log_event_write(struct file *file,
 	if (sscanf(buf, "%d", &event_log_flag) != 1)
 		return -EFAULT;
 	if (event_log_flag == 1)
-		iwl_dump_nic_event_log(priv);
+		priv->cfg->ops->lib->dump_nic_event_log(priv);
 
 	return count;
 }
@@ -909,7 +909,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
 						"0x%.4x ", ofs);
 				hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
 						   buf + pos, bufsz - pos, 0);
-				pos += strlen(buf);
+				pos += strlen(buf + pos);
 				if (bufsz - pos > 0)
 					buf[pos++] = '\n';
 			}
@@ -932,7 +932,7 @@ static ssize_t iwl_dbgfs_traffic_log_read(struct file *file,
 						"0x%.4x ", ofs);
 				hex_dump_to_buffer(ptr + ofs, 16, 16, 2,
 						   buf + pos, bufsz - pos, 0);
-				pos += strlen(buf);
+				pos += strlen(buf + pos);
 				if (bufsz - pos > 0)
 					buf[pos++] = '\n';
 			}
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.c b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
index 3d2b93a61e62..e14c9952a935 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.c
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.c
@@ -410,7 +410,6 @@ static int iwl_find_otp_image(struct iwl_priv *priv,
 					u16 *validblockaddr)
 {
 	u16 next_link_addr = 0, link_value = 0, valid_addr;
-	int ret = 0;
 	int usedblocks = 0;
 
 	/* set addressing mode to absolute to traverse the link list */
@@ -430,29 +429,29 @@ static int iwl_find_otp_image(struct iwl_priv *priv,
 		 * check for more block on the link list
 		 */
 		valid_addr = next_link_addr;
-		next_link_addr = link_value;
+		next_link_addr = link_value * sizeof(u16);
 		IWL_DEBUG_INFO(priv, "OTP blocks %d addr 0x%x\n",
 			       usedblocks, next_link_addr);
 		if (iwl_read_otp_word(priv, next_link_addr, &link_value))
 			return -EINVAL;
 		if (!link_value) {
 			/*
-			 * reach the end of link list,
+			 * reach the end of link list, return success and
 			 * set address point to the starting address
 			 * of the image
 			 */
-			goto done;
+			*validblockaddr = valid_addr;
+			/* skip first 2 bytes (link list pointer) */
+			*validblockaddr += 2;
+			return 0;
 		}
 		/* more in the link list, continue */
 		usedblocks++;
-	} while (usedblocks < priv->cfg->max_ll_items);
-	/* OTP full, use last block */
-	IWL_DEBUG_INFO(priv, "OTP is full, use last block\n");
-done:
-	*validblockaddr = valid_addr;
-	/* skip first 2 bytes (link list pointer) */
-	*validblockaddr += 2;
-	return ret;
+	} while (usedblocks <= priv->cfg->max_ll_items);
+
+	/* OTP has no valid blocks */
+	IWL_DEBUG_INFO(priv, "OTP has no valid blocks\n");
+	return -EINVAL;
 }
 
 /**
diff --git a/drivers/net/wireless/iwlwifi/iwl-eeprom.h b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
index 6b68db7b1b81..80b9e45d9b9c 100644
--- a/drivers/net/wireless/iwlwifi/iwl-eeprom.h
+++ b/drivers/net/wireless/iwlwifi/iwl-eeprom.h
@@ -220,35 +220,35 @@ struct iwl_eeprom_enhanced_txpwr {
  * Section 10: 2.4 GHz 40MHz channels: 132, 44 (_above_)
  */
 /* 2.4 GHz band: CCK */
-#define EEPROM_LB_CCK_20_COMMON       ((0xAA)\
+#define EEPROM_LB_CCK_20_COMMON       ((0xA8)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 8 bytes */
 /* 2.4 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */
-#define EEPROM_LB_OFDM_COMMON       ((0xB2)\
+#define EEPROM_LB_OFDM_COMMON       ((0xB0)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 24 bytes */
 /* 5.2 GHz band: 20MHz-Legacy, 20MHz-HT, 40MHz-HT */
-#define EEPROM_HB_OFDM_COMMON       ((0xCA)\
+#define EEPROM_HB_OFDM_COMMON       ((0xC8)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 24 bytes */
 /* 2.4GHz band channels:
  *	1Legacy, 1HT, 2Legacy, 2HT, 10Legacy, 10HT, 11Legacy, 11HT */
-#define EEPROM_LB_OFDM_20_BAND       ((0xE2)\
+#define EEPROM_LB_OFDM_20_BAND       ((0xE0)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 64 bytes */
 /* 2.4 GHz band HT40 channels: (1,+1) (2,+1) (6,+1) (7,+1) (9,+1) */
-#define EEPROM_LB_OFDM_HT40_BAND       ((0x122)\
+#define EEPROM_LB_OFDM_HT40_BAND       ((0x120)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 40 bytes */
 /* 5.2GHz band channels: 36Legacy, 36HT, 64Legacy, 64HT, 100Legacy, 100HT */
-#define EEPROM_HB_OFDM_20_BAND       ((0x14A)\
+#define EEPROM_HB_OFDM_20_BAND       ((0x148)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 48 bytes */
 /* 5.2 GHz band HT40 channels: (36,+1) (60,+1) (100,+1) */
-#define EEPROM_HB_OFDM_HT40_BAND       ((0x17A)\
+#define EEPROM_HB_OFDM_HT40_BAND       ((0x178)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 24 bytes */
 /* 2.4 GHz band, channnel 13: Legacy, HT */
-#define EEPROM_LB_OFDM_20_CHANNEL_13       ((0x192)\
+#define EEPROM_LB_OFDM_20_CHANNEL_13       ((0x190)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 16 bytes */
 /* 5.2 GHz band, channnel 140: Legacy, HT */
-#define EEPROM_HB_OFDM_20_CHANNEL_140       ((0x1A2)\
+#define EEPROM_HB_OFDM_20_CHANNEL_140       ((0x1A0)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 16 bytes */
 /* 5.2 GHz band, HT40 channnels (132,+1) (44,+1) */
-#define EEPROM_HB_OFDM_HT40_BAND_1       ((0x1B2)\
+#define EEPROM_HB_OFDM_HT40_BAND_1       ((0x1B0)\
 		| INDIRECT_ADDRESS | INDIRECT_REGULATORY)   /* 16 bytes */
 
 
diff --git a/drivers/net/wireless/iwlwifi/iwl-hcmd.c b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
index 532c8d6cd8da..a6856daf14cb 100644
--- a/drivers/net/wireless/iwlwifi/iwl-hcmd.c
+++ b/drivers/net/wireless/iwlwifi/iwl-hcmd.c
@@ -28,6 +28,7 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <net/mac80211.h>
 
 #include "iwl-dev.h" /* FIXME: remove */
diff --git a/drivers/net/wireless/iwlwifi/iwl-rx.c b/drivers/net/wireless/iwlwifi/iwl-rx.c
index b90adcb73b06..493626bcd3ec 100644
--- a/drivers/net/wireless/iwlwifi/iwl-rx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-rx.c
@@ -250,12 +250,20 @@ void iwl_rx_allocate(struct iwl_priv *priv, gfp_t priority)
 		}
 		spin_unlock_irqrestore(&rxq->lock, flags);
 
+		if (rxq->free_count > RX_LOW_WATERMARK)
+			priority |= __GFP_NOWARN;
 		/* Alloc a new receive buffer */
 		skb = alloc_skb(priv->hw_params.rx_buf_size + 256,
 						priority);
 
 		if (!skb) {
-			IWL_CRIT(priv, "Can not allocate SKB buffers\n");
+			if (net_ratelimit())
+				IWL_DEBUG_INFO(priv, "Failed to allocate SKB buffer.\n");
+			if ((rxq->free_count <= RX_LOW_WATERMARK) &&
+			    net_ratelimit())
+				IWL_CRIT(priv, "Failed to allocate SKB buffer with %s. Only %u free buffers remaining.\n",
+					 priority == GFP_ATOMIC ?  "GFP_ATOMIC" : "GFP_KERNEL",
+					 rxq->free_count);
 			/* We don't reschedule replenish work here -- we will
 			 * call the restock method and if it still needs
 			 * more buffers it will schedule replenish */
@@ -1036,7 +1044,7 @@ void iwl_rx_reply_rx(struct iwl_priv *priv,
 	 * as a bitmask.
 	 */
 	rx_status.antenna =
-		le16_to_cpu(phy_res->phy_flags & RX_RES_PHY_FLAGS_ANTENNA_MSK)
+		(le16_to_cpu(phy_res->phy_flags) & RX_RES_PHY_FLAGS_ANTENNA_MSK)
 		>> RX_RES_PHY_FLAGS_ANTENNA_POS;
 
 	/* set the preamble flag if appropriate */
diff --git a/drivers/net/wireless/iwlwifi/iwl-sta.c b/drivers/net/wireless/iwlwifi/iwl-sta.c
index a2b9ec82b965..c6633fec8216 100644
--- a/drivers/net/wireless/iwlwifi/iwl-sta.c
+++ b/drivers/net/wireless/iwlwifi/iwl-sta.c
@@ -520,7 +520,7 @@ int iwl_send_static_wepkey_cmd(struct iwl_priv *priv, u8 send_if_empty)
 	struct iwl_host_cmd cmd = {
 		.id = REPLY_WEPKEY,
 		.data = wep_cmd,
-		.flags = CMD_SYNC,
+		.flags = CMD_ASYNC,
 	};
 
 	memset(wep_cmd, 0, cmd_size +
diff --git a/drivers/net/wireless/iwlwifi/iwl-tx.c b/drivers/net/wireless/iwlwifi/iwl-tx.c
index a7422e52d883..b7e196e3c8d3 100644
--- a/drivers/net/wireless/iwlwifi/iwl-tx.c
+++ b/drivers/net/wireless/iwlwifi/iwl-tx.c
@@ -28,6 +28,7 @@
  *****************************************************************************/
 
 #include <linux/etherdevice.h>
+#include <linux/sched.h>
 #include <net/mac80211.h>
 #include "iwl-eeprom.h"
 #include "iwl-dev.h"
@@ -197,6 +198,12 @@ void iwl_cmd_queue_free(struct iwl_priv *priv)
 		pci_free_consistent(dev, priv->hw_params.tfd_size *
 				    txq->q.n_bd, txq->tfds, txq->q.dma_addr);
 
+	/* deallocate arrays */
+	kfree(txq->cmd);
+	kfree(txq->meta);
+	txq->cmd = NULL;
+	txq->meta = NULL;
+
 	/* 0-fill queue descriptor structure */
 	memset(txq, 0, sizeof(*txq));
 }
@@ -1270,8 +1277,16 @@ int iwl_tx_agg_stop(struct iwl_priv *priv , const u8 *ra, u16 tid)
 		return -ENXIO;
 	}
 
+	if (priv->stations[sta_id].tid[tid].agg.state ==
+				IWL_EMPTYING_HW_QUEUE_ADDBA) {
+		IWL_DEBUG_HT(priv, "AGG stop before setup done\n");
+		ieee80211_stop_tx_ba_cb_irqsafe(priv->hw, ra, tid);
+		priv->stations[sta_id].tid[tid].agg.state = IWL_AGG_OFF;
+		return 0;
+	}
+
 	if (priv->stations[sta_id].tid[tid].agg.state != IWL_AGG_ON)
-		IWL_WARN(priv, "Stopping AGG while state not IWL_AGG_ON\n");
+		IWL_WARN(priv, "Stopping AGG while state not ON or starting\n");
 
 	tid_data = &priv->stations[sta_id].tid[tid];
 	ssn = (tid_data->seq_number & IEEE80211_SCTL_SEQ) >> 4;
diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 090966837f3c..d00a80334095 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -33,6 +33,7 @@
 #include <linux/pci.h>
 #include <linux/dma-mapping.h>
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/netdevice.h>
 #include <linux/wireless.h>
@@ -1146,11 +1147,18 @@ static void iwl3945_rx_allocate(struct iwl_priv *priv, gfp_t priority)
 		}
 		spin_unlock_irqrestore(&rxq->lock, flags);
 
+		if (rxq->free_count > RX_LOW_WATERMARK)
+			priority |= __GFP_NOWARN;
 		/* Alloc a new receive buffer */
 		skb = alloc_skb(priv->hw_params.rx_buf_size, priority);
 		if (!skb) {
 			if (net_ratelimit())
-				IWL_CRIT(priv, ": Can not allocate SKB buffers\n");
+				IWL_DEBUG_INFO(priv, "Failed to allocate SKB buffer.\n");
+			if ((rxq->free_count <= RX_LOW_WATERMARK) &&
+			    net_ratelimit())
+				IWL_CRIT(priv, "Failed to allocate SKB buffer with %s. Only %u free buffers remaining.\n",
+					 priority == GFP_ATOMIC ?  "GFP_ATOMIC" : "GFP_KERNEL",
+					 rxq->free_count);
 			/* We don't reschedule replenish work here -- we will
 			 * call the restock method and if it still needs
 			 * more buffers it will schedule replenish */
@@ -1474,6 +1482,7 @@ static inline void iwl_synchronize_irq(struct iwl_priv *priv)
 	tasklet_kill(&priv->irq_tasklet);
 }
 
+#ifdef CONFIG_IWLWIFI_DEBUG
 static const char *desc_lookup(int i)
 {
 	switch (i) {
@@ -1497,7 +1506,7 @@ static const char *desc_lookup(int i)
 #define ERROR_START_OFFSET  (1 * sizeof(u32))
 #define ERROR_ELEM_SIZE     (7 * sizeof(u32))
 
-static void iwl3945_dump_nic_error_log(struct iwl_priv *priv)
+void iwl3945_dump_nic_error_log(struct iwl_priv *priv)
 {
 	u32 i;
 	u32 desc, time, count, base, data1;
@@ -1591,7 +1600,7 @@ static void iwl3945_print_event_log(struct iwl_priv *priv, u32 start_idx,
 	}
 }
 
-static void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
+void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
 {
 	u32 base;       /* SRAM byte address of event log header */
 	u32 capacity;   /* event log capacity in # entries */
@@ -1633,6 +1642,16 @@ static void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
 	iwl3945_print_event_log(priv, 0, next_entry, mode);
 
 }
+#else
+void iwl3945_dump_nic_event_log(struct iwl_priv *priv)
+{
+}
+
+void iwl3945_dump_nic_error_log(struct iwl_priv *priv)
+{
+}
+
+#endif
 
 static void iwl3945_irq_tasklet(struct iwl_priv *priv)
 {
@@ -3676,21 +3695,6 @@ static ssize_t dump_error_log(struct device *d,
 
 static DEVICE_ATTR(dump_errors, S_IWUSR, NULL, dump_error_log);
 
-static ssize_t dump_event_log(struct device *d,
-			      struct device_attribute *attr,
-			      const char *buf, size_t count)
-{
-	struct iwl_priv *priv = dev_get_drvdata(d);
-	char *p = (char *)buf;
-
-	if (p[0] == '1')
-		iwl3945_dump_nic_event_log(priv);
-
-	return strnlen(buf, count);
-}
-
-static DEVICE_ATTR(dump_events, S_IWUSR, NULL, dump_event_log);
-
 /*****************************************************************************
  *
  * driver setup and tear down
@@ -3735,7 +3739,6 @@ static struct attribute *iwl3945_sysfs_entries[] = {
 	&dev_attr_antenna.attr,
 	&dev_attr_channels.attr,
 	&dev_attr_dump_errors.attr,
-	&dev_attr_dump_events.attr,
 	&dev_attr_flags.attr,
 	&dev_attr_filter_flags.attr,
 #ifdef CONFIG_IWL3945_SPECTRUM_MEASUREMENT
@@ -4094,8 +4097,8 @@ static int iwl3945_pci_probe(struct pci_dev *pdev, const struct pci_device_id *e
 	pci_set_drvdata(pdev, NULL);
 	pci_disable_device(pdev);
  out_ieee80211_free_hw:
-	ieee80211_free_hw(priv->hw);
 	iwl_free_traffic_mem(priv);
+	ieee80211_free_hw(priv->hw);
  out:
 	return err;
 }
diff --git a/drivers/net/wireless/iwmc3200wifi/cfg80211.c b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
index a56a2b0ac99a..f3c55658225b 100644
--- a/drivers/net/wireless/iwmc3200wifi/cfg80211.c
+++ b/drivers/net/wireless/iwmc3200wifi/cfg80211.c
@@ -23,6 +23,7 @@
 
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
+#include <linux/sched.h>
 #include <linux/etherdevice.h>
 #include <linux/wireless.h>
 #include <linux/ieee80211.h>
diff --git a/drivers/net/wireless/iwmc3200wifi/commands.c b/drivers/net/wireless/iwmc3200wifi/commands.c
index 23b52fa2605f..84158b6d35d8 100644
--- a/drivers/net/wireless/iwmc3200wifi/commands.c
+++ b/drivers/net/wireless/iwmc3200wifi/commands.c
@@ -40,6 +40,7 @@
 #include <linux/wireless.h>
 #include <linux/etherdevice.h>
 #include <linux/ieee80211.h>
+#include <linux/sched.h>
 
 #include "iwm.h"
 #include "bus.h"
diff --git a/drivers/net/wireless/iwmc3200wifi/main.c b/drivers/net/wireless/iwmc3200wifi/main.c
index d668e4756324..222eb2cf1b30 100644
--- a/drivers/net/wireless/iwmc3200wifi/main.c
+++ b/drivers/net/wireless/iwmc3200wifi/main.c
@@ -38,6 +38,7 @@
 
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
+#include <linux/sched.h>
 #include <linux/ieee80211.h>
 #include <linux/wireless.h>
 
diff --git a/drivers/net/wireless/iwmc3200wifi/rx.c b/drivers/net/wireless/iwmc3200wifi/rx.c
index 40dbcbc16593..771a301003c9 100644
--- a/drivers/net/wireless/iwmc3200wifi/rx.c
+++ b/drivers/net/wireless/iwmc3200wifi/rx.c
@@ -38,6 +38,7 @@
 
 #include <linux/kernel.h>
 #include <linux/netdevice.h>
+#include <linux/sched.h>
 #include <linux/etherdevice.h>
 #include <linux/wireless.h>
 #include <linux/ieee80211.h>
diff --git a/drivers/net/wireless/libertas/cmd.c b/drivers/net/wireless/libertas/cmd.c
index 685098148e10..0a324dcd264c 100644
--- a/drivers/net/wireless/libertas/cmd.c
+++ b/drivers/net/wireless/libertas/cmd.c
@@ -6,6 +6,7 @@
 #include <net/iw_handler.h>
 #include <net/lib80211.h>
 #include <linux/kfifo.h>
+#include <linux/sched.h>
 #include "host.h"
 #include "hostcmd.h"
 #include "decl.h"
diff --git a/drivers/net/wireless/libertas/cmdresp.c b/drivers/net/wireless/libertas/cmdresp.c
index c42d3faa2660..23f684337fdd 100644
--- a/drivers/net/wireless/libertas/cmdresp.c
+++ b/drivers/net/wireless/libertas/cmdresp.c
@@ -3,6 +3,7 @@
   * responses as well as events generated by firmware.
   */
 #include <linux/delay.h>
+#include <linux/sched.h>
 #include <linux/if_arp.h>
 #include <linux/netdevice.h>
 #include <asm/unaligned.h>
diff --git a/drivers/net/wireless/libertas/ethtool.c b/drivers/net/wireless/libertas/ethtool.c
index 039b555e4d76..53d56ab83c03 100644
--- a/drivers/net/wireless/libertas/ethtool.c
+++ b/drivers/net/wireless/libertas/ethtool.c
@@ -169,16 +169,19 @@ static int lbs_ethtool_set_wol(struct net_device *dev,
 	struct lbs_private *priv = dev->ml_priv;
 	uint32_t criteria = 0;
 
-	if (priv->wol_criteria == 0xffffffff && wol->wolopts)
-		return -EOPNOTSUPP;
-
 	if (wol->wolopts & ~(WAKE_UCAST|WAKE_MCAST|WAKE_BCAST|WAKE_PHY))
 		return -EOPNOTSUPP;
 
-	if (wol->wolopts & WAKE_UCAST) criteria |= EHS_WAKE_ON_UNICAST_DATA;
-	if (wol->wolopts & WAKE_MCAST) criteria |= EHS_WAKE_ON_MULTICAST_DATA;
-	if (wol->wolopts & WAKE_BCAST) criteria |= EHS_WAKE_ON_BROADCAST_DATA;
-	if (wol->wolopts & WAKE_PHY)   criteria |= EHS_WAKE_ON_MAC_EVENT;
+	if (wol->wolopts & WAKE_UCAST)
+		criteria |= EHS_WAKE_ON_UNICAST_DATA;
+	if (wol->wolopts & WAKE_MCAST)
+		criteria |= EHS_WAKE_ON_MULTICAST_DATA;
+	if (wol->wolopts & WAKE_BCAST)
+		criteria |= EHS_WAKE_ON_BROADCAST_DATA;
+	if (wol->wolopts & WAKE_PHY)
+		criteria |= EHS_WAKE_ON_MAC_EVENT;
+	if (wol->wolopts == 0)
+		criteria |= EHS_REMOVE_WAKEUP;
 
 	return lbs_host_sleep_cfg(priv, criteria, (struct wol_config *)NULL);
 }
diff --git a/drivers/net/wireless/libertas/if_spi.c b/drivers/net/wireless/libertas/if_spi.c
index 446e327180f8..5b3672c4d0cc 100644
--- a/drivers/net/wireless/libertas/if_spi.c
+++ b/drivers/net/wireless/libertas/if_spi.c
@@ -134,7 +134,7 @@ static void spu_transaction_finish(struct if_spi_card *card)
 static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len)
 {
 	int err = 0;
-	u16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK);
+	__le16 reg_out = cpu_to_le16(reg | IF_SPI_WRITE_OPERATION_MASK);
 	struct spi_message m;
 	struct spi_transfer reg_trans;
 	struct spi_transfer data_trans;
@@ -166,7 +166,7 @@ static int spu_write(struct if_spi_card *card, u16 reg, const u8 *buf, int len)
 
 static inline int spu_write_u16(struct if_spi_card *card, u16 reg, u16 val)
 {
-	u16 buff;
+	__le16 buff;
 
 	buff = cpu_to_le16(val);
 	return spu_write(card, reg, (u8 *)&buff, sizeof(u16));
@@ -188,7 +188,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len)
 {
 	unsigned int delay;
 	int err = 0;
-	u16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK);
+	__le16 reg_out = cpu_to_le16(reg | IF_SPI_READ_OPERATION_MASK);
 	struct spi_message m;
 	struct spi_transfer reg_trans;
 	struct spi_transfer dummy_trans;
@@ -235,7 +235,7 @@ static int spu_read(struct if_spi_card *card, u16 reg, u8 *buf, int len)
 /* Read 16 bits from an SPI register */
 static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val)
 {
-	u16 buf;
+	__le16 buf;
 	int ret;
 
 	ret = spu_read(card, reg, (u8 *)&buf, sizeof(buf));
@@ -248,7 +248,7 @@ static inline int spu_read_u16(struct if_spi_card *card, u16 reg, u16 *val)
  * The low 16 bits are read first. */
 static int spu_read_u32(struct if_spi_card *card, u16 reg, u32 *val)
 {
-	u32 buf;
+	__le32 buf;
 	int err;
 
 	err = spu_read(card, reg, (u8 *)&buf, sizeof(buf));
@@ -1222,3 +1222,4 @@ MODULE_DESCRIPTION("Libertas SPI WLAN Driver");
 MODULE_AUTHOR("Andrey Yurovsky <andrey@cozybit.com>, "
 	      "Colin McCabe <colin@cozybit.com>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:libertas_spi");
diff --git a/drivers/net/wireless/libertas/if_usb.c b/drivers/net/wireless/libertas/if_usb.c
index 92bc8c5f1ca2..3fac4efa5ac8 100644
--- a/drivers/net/wireless/libertas/if_usb.c
+++ b/drivers/net/wireless/libertas/if_usb.c
@@ -508,7 +508,7 @@ static int __if_usb_submit_rx_urb(struct if_usb_card *cardp,
 	/* Fill the receive configuration URB and initialise the Rx call back */
 	usb_fill_bulk_urb(cardp->rx_urb, cardp->udev,
 			  usb_rcvbulkpipe(cardp->udev, cardp->ep_in),
-			  (void *) (skb->tail + (size_t) IPFIELD_ALIGN_OFFSET),
+			  skb->data + IPFIELD_ALIGN_OFFSET,
 			  MRVDRV_ETH_RX_PACKET_BUFFER_SIZE, callbackfn,
 			  cardp);
 
diff --git a/drivers/net/wireless/libertas/tx.c b/drivers/net/wireless/libertas/tx.c
index 4c018f7a0a8d..8c3766a6e8e7 100644
--- a/drivers/net/wireless/libertas/tx.c
+++ b/drivers/net/wireless/libertas/tx.c
@@ -3,6 +3,7 @@
   */
 #include <linux/netdevice.h>
 #include <linux/etherdevice.h>
+#include <linux/sched.h>
 
 #include "hostcmd.h"
 #include "radiotap.h"
diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c
index 896f532182f0..38cfd79e0590 100644
--- a/drivers/net/wireless/mac80211_hwsim.c
+++ b/drivers/net/wireless/mac80211_hwsim.c
@@ -631,6 +631,9 @@ static void mac80211_hwsim_bss_info_changed(struct ieee80211_hw *hw,
 		data->beacon_int = 1024 * info->beacon_int / 1000 * HZ / 1000;
 		if (WARN_ON(!data->beacon_int))
 			data->beacon_int = 1;
+		if (data->started)
+			mod_timer(&data->beacon_timer,
+				  jiffies + data->beacon_int);
 	}
 
 	if (changed & BSS_CHANGED_ERP_CTS_PROT) {
diff --git a/drivers/net/wireless/p54/p54spi.c b/drivers/net/wireless/p54/p54spi.c
index 05458d9249ce..afd26bf06649 100644
--- a/drivers/net/wireless/p54/p54spi.c
+++ b/drivers/net/wireless/p54/p54spi.c
@@ -731,3 +731,4 @@ module_exit(p54spi_exit);
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Christian Lamparter <chunkeey@web.de>");
+MODULE_ALIAS("spi:cx3110x");
diff --git a/drivers/net/wireless/p54/p54usb.c b/drivers/net/wireless/p54/p54usb.c
index 17e199546eeb..92af9b96bb7a 100644
--- a/drivers/net/wireless/p54/p54usb.c
+++ b/drivers/net/wireless/p54/p54usb.c
@@ -426,12 +426,16 @@ static const char p54u_romboot_3887[] = "~~~~";
 static int p54u_firmware_reset_3887(struct ieee80211_hw *dev)
 {
 	struct p54u_priv *priv = dev->priv;
-	u8 buf[4];
+	u8 *buf;
 	int ret;
 
-	memcpy(&buf, p54u_romboot_3887, sizeof(buf));
+	buf = kmalloc(4, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+	memcpy(buf, p54u_romboot_3887, 4);
 	ret = p54u_bulk_msg(priv, P54U_PIPE_DATA,
-			    buf, sizeof(buf));
+			    buf, 4);
+	kfree(buf);
 	if (ret)
 		dev_err(&priv->udev->dev, "(p54usb) unable to jump to "
 			"boot ROM (%d)!\n", ret);
diff --git a/drivers/net/wireless/prism54/isl_ioctl.c b/drivers/net/wireless/prism54/isl_ioctl.c
index 4c97c6ad6f5d..bc08464d8323 100644
--- a/drivers/net/wireless/prism54/isl_ioctl.c
+++ b/drivers/net/wireless/prism54/isl_ioctl.c
@@ -19,6 +19,7 @@
  *
  */
 
+#include <linux/capability.h>
 #include <linux/module.h>
 #include <linux/kernel.h>
 #include <linux/if_arp.h>
diff --git a/drivers/net/wireless/prism54/islpci_dev.c b/drivers/net/wireless/prism54/islpci_dev.c
index e26d7b3ceab5..2505be56ae39 100644
--- a/drivers/net/wireless/prism54/islpci_dev.c
+++ b/drivers/net/wireless/prism54/islpci_dev.c
@@ -23,6 +23,7 @@
 #include <linux/netdevice.h>
 #include <linux/ethtool.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/etherdevice.h>
 #include <linux/delay.h>
 #include <linux/if_arp.h>
diff --git a/drivers/net/wireless/prism54/islpci_mgt.c b/drivers/net/wireless/prism54/islpci_mgt.c
index f7c677e2094d..69d2f882fd06 100644
--- a/drivers/net/wireless/prism54/islpci_mgt.c
+++ b/drivers/net/wireless/prism54/islpci_mgt.c
@@ -20,6 +20,7 @@
 #include <linux/netdevice.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 
 #include <asm/io.h>
 #include <asm/system.h>
diff --git a/drivers/net/wireless/ray_cs.c b/drivers/net/wireless/ray_cs.c
index 88cd58eb3b9f..1c88c2ea59aa 100644
--- a/drivers/net/wireless/ray_cs.c
+++ b/drivers/net/wireless/ray_cs.c
@@ -2879,7 +2879,7 @@ static int write_essid(struct file *file, const char __user *buffer,
 		       unsigned long count, void *data)
 {
 	static char proc_essid[33];
-	int len = count;
+	unsigned int len = count;
 
 	if (len > 32)
 		len = 32;
diff --git a/drivers/net/wireless/rt2x00/rt2800usb.c b/drivers/net/wireless/rt2x00/rt2800usb.c
index a084077a1c61..9fe770f7d7bb 100644
--- a/drivers/net/wireless/rt2x00/rt2800usb.c
+++ b/drivers/net/wireless/rt2x00/rt2800usb.c
@@ -1994,7 +1994,7 @@ static void rt2800usb_write_tx_desc(struct rt2x00_dev *rt2x00dev,
 	rt2x00_set_field32(&word, TXWI_W1_BW_WIN_SIZE, txdesc->ba_size);
 	rt2x00_set_field32(&word, TXWI_W1_WIRELESS_CLI_ID,
 			   test_bit(ENTRY_TXD_ENCRYPT, &txdesc->flags) ?
-			       (skbdesc->entry->entry_idx + 1) : 0xff);
+			   txdesc->key_idx : 0xff);
 	rt2x00_set_field32(&word, TXWI_W1_MPDU_TOTAL_BYTE_COUNT,
 			   skb->len - txdesc->l2pad);
 	rt2x00_set_field32(&word, TXWI_W1_PACKETID,
diff --git a/drivers/net/wireless/rt2x00/rt2x00debug.c b/drivers/net/wireless/rt2x00/rt2x00debug.c
index 7b3ee8c2eaef..68bc9bb1dbf9 100644
--- a/drivers/net/wireless/rt2x00/rt2x00debug.c
+++ b/drivers/net/wireless/rt2x00/rt2x00debug.c
@@ -27,6 +27,7 @@
 #include <linux/kernel.h>
 #include <linux/module.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/uaccess.h>
 
 #include "rt2x00.h"
diff --git a/drivers/net/wireless/rt2x00/rt2x00dev.c b/drivers/net/wireless/rt2x00/rt2x00dev.c
index 71761b343839..73bbec58341e 100644
--- a/drivers/net/wireless/rt2x00/rt2x00dev.c
+++ b/drivers/net/wireless/rt2x00/rt2x00dev.c
@@ -815,6 +815,8 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 
 	mutex_init(&rt2x00dev->csr_mutex);
 
+	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
+
 	/*
 	 * Make room for rt2x00_intf inside the per-interface
 	 * structure ieee80211_vif.
@@ -871,8 +873,6 @@ int rt2x00lib_probe_dev(struct rt2x00_dev *rt2x00dev)
 	rt2x00leds_register(rt2x00dev);
 	rt2x00debug_register(rt2x00dev);
 
-	set_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
-
 	return 0;
 
 exit:
diff --git a/drivers/net/wireless/rt2x00/rt2x00lib.h b/drivers/net/wireless/rt2x00/rt2x00lib.h
index 5462cb5ad994..567f029a8cda 100644
--- a/drivers/net/wireless/rt2x00/rt2x00lib.h
+++ b/drivers/net/wireless/rt2x00/rt2x00lib.h
@@ -380,7 +380,7 @@ static inline void rt2x00crypto_tx_insert_iv(struct sk_buff *skb,
 {
 }
 
-static inline void rt2x00crypto_rx_insert_iv(struct sk_buff *skb, bool l2pad,
+static inline void rt2x00crypto_rx_insert_iv(struct sk_buff *skb,
 					     unsigned int header_length,
 					     struct rxdone_entry_desc *rxdesc)
 {
diff --git a/drivers/net/wireless/rt2x00/rt2x00link.c b/drivers/net/wireless/rt2x00/rt2x00link.c
index c64db0ba7f40..c708d0be9155 100644
--- a/drivers/net/wireless/rt2x00/rt2x00link.c
+++ b/drivers/net/wireless/rt2x00/rt2x00link.c
@@ -362,8 +362,9 @@ void rt2x00link_start_tuner(struct rt2x00_dev *rt2x00dev)
 
 	rt2x00link_reset_tuner(rt2x00dev, false);
 
-	ieee80211_queue_delayed_work(rt2x00dev->hw,
-				     &link->work, LINK_TUNE_INTERVAL);
+	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		ieee80211_queue_delayed_work(rt2x00dev->hw,
+					     &link->work, LINK_TUNE_INTERVAL);
 }
 
 void rt2x00link_stop_tuner(struct rt2x00_dev *rt2x00dev)
@@ -469,8 +470,10 @@ static void rt2x00link_tuner(struct work_struct *work)
 	 * Increase tuner counter, and reschedule the next link tuner run.
 	 */
 	link->count++;
-	ieee80211_queue_delayed_work(rt2x00dev->hw,
-				     &link->work, LINK_TUNE_INTERVAL);
+
+	if (test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		ieee80211_queue_delayed_work(rt2x00dev->hw,
+					     &link->work, LINK_TUNE_INTERVAL);
 }
 
 void rt2x00link_register(struct rt2x00_dev *rt2x00dev)
diff --git a/drivers/net/wireless/rt2x00/rt2x00usb.c b/drivers/net/wireless/rt2x00/rt2x00usb.c
index 501544882c2c..f02b48a90593 100644
--- a/drivers/net/wireless/rt2x00/rt2x00usb.c
+++ b/drivers/net/wireless/rt2x00/rt2x00usb.c
@@ -47,6 +47,8 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev,
 	    (requesttype == USB_VENDOR_REQUEST_IN) ?
 	    usb_rcvctrlpipe(usb_dev, 0) : usb_sndctrlpipe(usb_dev, 0);
 
+	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		return -ENODEV;
 
 	for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 		status = usb_control_msg(usb_dev, pipe, request, requesttype,
@@ -60,8 +62,10 @@ int rt2x00usb_vendor_request(struct rt2x00_dev *rt2x00dev,
 		 * -ENODEV: Device has disappeared, no point continuing.
 		 * All other errors: Try again.
 		 */
-		else if (status == -ENODEV)
+		else if (status == -ENODEV) {
+			clear_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags);
 			break;
+		}
 	}
 
 	ERROR(rt2x00dev,
@@ -161,6 +165,9 @@ int rt2x00usb_regbusy_read(struct rt2x00_dev *rt2x00dev,
 {
 	unsigned int i;
 
+	if (!test_bit(DEVICE_STATE_PRESENT, &rt2x00dev->flags))
+		return -ENODEV;
+
 	for (i = 0; i < REGISTER_BUSY_COUNT; i++) {
 		rt2x00usb_register_read_lock(rt2x00dev, offset, reg);
 		if (!rt2x00_get_field32(*reg, field))
diff --git a/drivers/net/wireless/rt2x00/rt73usb.c b/drivers/net/wireless/rt2x00/rt73usb.c
index 1cbd9b4a3efc..14e7bb210075 100644
--- a/drivers/net/wireless/rt2x00/rt73usb.c
+++ b/drivers/net/wireless/rt2x00/rt73usb.c
@@ -2381,6 +2381,7 @@ static struct usb_device_id rt73usb_device_table[] = {
 	/* Huawei-3Com */
 	{ USB_DEVICE(0x1472, 0x0009), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Hercules */
+	{ USB_DEVICE(0x06f8, 0xe002), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x06f8, 0xe010), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x06f8, 0xe020), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Linksys */
@@ -2388,10 +2389,13 @@ static struct usb_device_id rt73usb_device_table[] = {
 	{ USB_DEVICE(0x13b1, 0x0023), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x13b1, 0x0028), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* MSI */
+	{ USB_DEVICE(0x0db0, 0x4600), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x0db0, 0x6877), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x0db0, 0x6874), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x0db0, 0xa861), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x0db0, 0xa874), USB_DEVICE_DATA(&rt73usb_ops) },
+	/* Ovislink */
+	{ USB_DEVICE(0x1b75, 0x7318), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Ralink */
 	{ USB_DEVICE(0x04bb, 0x093d), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x148f, 0x2573), USB_DEVICE_DATA(&rt73usb_ops) },
@@ -2419,6 +2423,8 @@ static struct usb_device_id rt73usb_device_table[] = {
 	/* Planex */
 	{ USB_DEVICE(0x2019, 0xab01), USB_DEVICE_DATA(&rt73usb_ops) },
 	{ USB_DEVICE(0x2019, 0xab50), USB_DEVICE_DATA(&rt73usb_ops) },
+	/* WideTell */
+	{ USB_DEVICE(0x7167, 0x3840), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* Zcom */
 	{ USB_DEVICE(0x0cde, 0x001c), USB_DEVICE_DATA(&rt73usb_ops) },
 	/* ZyXEL */
diff --git a/drivers/net/wireless/rtl818x/rtl8187_leds.c b/drivers/net/wireless/rtl818x/rtl8187_leds.c
index a1c670fc1552..cf8a4a40fdf6 100644
--- a/drivers/net/wireless/rtl818x/rtl8187_leds.c
+++ b/drivers/net/wireless/rtl818x/rtl8187_leds.c
@@ -210,10 +210,10 @@ void rtl8187_leds_exit(struct ieee80211_hw *dev)
 
 	/* turn the LED off before exiting */
 	ieee80211_queue_delayed_work(dev, &priv->led_off, 0);
-	cancel_delayed_work_sync(&priv->led_off);
-	cancel_delayed_work_sync(&priv->led_on);
 	rtl8187_unregister_led(&priv->led_rx);
 	rtl8187_unregister_led(&priv->led_tx);
+	cancel_delayed_work_sync(&priv->led_off);
+	cancel_delayed_work_sync(&priv->led_on);
 }
 #endif /* def CONFIG_RTL8187_LED */
 
diff --git a/drivers/net/wireless/rtl818x/rtl8187_rfkill.c b/drivers/net/wireless/rtl818x/rtl8187_rfkill.c
index 9fab13e4004e..cad8037ab2af 100644
--- a/drivers/net/wireless/rtl818x/rtl8187_rfkill.c
+++ b/drivers/net/wireless/rtl818x/rtl8187_rfkill.c
@@ -18,6 +18,7 @@
 #include <net/mac80211.h>
 
 #include "rtl8187.h"
+#include "rtl8187_rfkill.h"
 
 static bool rtl8187_is_radio_enabled(struct rtl8187_priv *priv)
 {
diff --git a/drivers/net/wireless/wl12xx/Kconfig b/drivers/net/wireless/wl12xx/Kconfig
index 7b14d5bc63d6..88060e117541 100644
--- a/drivers/net/wireless/wl12xx/Kconfig
+++ b/drivers/net/wireless/wl12xx/Kconfig
@@ -1,5 +1,5 @@
 menuconfig WL12XX
-	boolean "TI wl12xx driver support"
+	tristate "TI wl12xx driver support"
 	depends on MAC80211 && WLAN_80211 && EXPERIMENTAL
 	---help---
 	  This will enable TI wl12xx driver support. The drivers make
diff --git a/drivers/net/wireless/wl12xx/wl1251_main.c b/drivers/net/wireless/wl12xx/wl1251_main.c
index 5809ef5b18f8..1103256ad989 100644
--- a/drivers/net/wireless/wl12xx/wl1251_main.c
+++ b/drivers/net/wireless/wl12xx/wl1251_main.c
@@ -1426,3 +1426,4 @@ EXPORT_SYMBOL_GPL(wl1251_free_hw);
 MODULE_DESCRIPTION("TI wl1251 Wireles LAN Driver Core");
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>");
+MODULE_ALIAS("spi:wl12xx");
diff --git a/drivers/net/wireless/zd1211rw/zd_chip.c b/drivers/net/wireless/zd1211rw/zd_chip.c
index 5e110a2328ae..4e79a9800134 100644
--- a/drivers/net/wireless/zd1211rw/zd_chip.c
+++ b/drivers/net/wireless/zd1211rw/zd_chip.c
@@ -368,7 +368,7 @@ error:
 	return r;
 }
 
-/* MAC address: if custom mac addresses are to to be used CR_MAC_ADDR_P1 and
+/* MAC address: if custom mac addresses are to be used CR_MAC_ADDR_P1 and
  *              CR_MAC_ADDR_P2 must be overwritten
  */
 int zd_write_mac_addr(struct zd_chip *chip, const u8 *mac_addr)
diff --git a/drivers/net/wireless/zd1211rw/zd_usb.c b/drivers/net/wireless/zd1211rw/zd_usb.c
index 38688847d568..23a6a6d4863b 100644
--- a/drivers/net/wireless/zd1211rw/zd_usb.c
+++ b/drivers/net/wireless/zd1211rw/zd_usb.c
@@ -1070,7 +1070,7 @@ static int eject_installer(struct usb_interface *intf)
 
 	/* Find bulk out endpoint */
 	endpoint = &iface_desc->endpoint[1].desc;
-	if ((endpoint->bEndpointAddress & USB_TYPE_MASK) == USB_DIR_OUT &&
+	if (usb_endpoint_dir_out(endpoint) &&
 	    usb_endpoint_xfer_bulk(endpoint)) {
 		bulk_out_ep = endpoint->bEndpointAddress;
 	} else {
diff --git a/drivers/net/xilinx_emaclite.c b/drivers/net/xilinx_emaclite.c
index dc22782633a5..83a044dbd1d7 100644
--- a/drivers/net/xilinx_emaclite.c
+++ b/drivers/net/xilinx_emaclite.c
@@ -134,18 +134,15 @@ static void xemaclite_enable_interrupts(struct net_local *drvdata)
 	}
 
 	/* Enable the Rx interrupts for the first buffer */
-	reg_data = in_be32(drvdata->base_addr + XEL_RSR_OFFSET);
 	out_be32(drvdata->base_addr + XEL_RSR_OFFSET,
-		 reg_data | XEL_RSR_RECV_IE_MASK);
+		 XEL_RSR_RECV_IE_MASK);
 
 	/* Enable the Rx interrupts for the second Buffer if
 	 * configured in HW */
 	if (drvdata->rx_ping_pong != 0) {
-		reg_data = in_be32(drvdata->base_addr + XEL_BUFFER_OFFSET +
-				   XEL_RSR_OFFSET);
 		out_be32(drvdata->base_addr + XEL_BUFFER_OFFSET +
 			 XEL_RSR_OFFSET,
-			 reg_data | XEL_RSR_RECV_IE_MASK);
+			 XEL_RSR_RECV_IE_MASK);
 	}
 
 	/* Enable the Global Interrupt Enable */
diff --git a/drivers/net/znet.c b/drivers/net/znet.c
index a0384b6f09b6..b42347333750 100644
--- a/drivers/net/znet.c
+++ b/drivers/net/znet.c
@@ -169,7 +169,6 @@ static void znet_tx_timeout (struct net_device *dev);
 static int znet_request_resources (struct net_device *dev)
 {
 	struct znet_private *znet = netdev_priv(dev);
-	unsigned long flags;
 
 	if (request_irq (dev->irq, &znet_interrupt, 0, "ZNet", dev))
 		goto failed;
@@ -187,13 +186,9 @@ static int znet_request_resources (struct net_device *dev)
  free_sia:
 	release_region (znet->sia_base, znet->sia_size);
  free_tx_dma:
-	flags = claim_dma_lock();
 	free_dma (znet->tx_dma);
-	release_dma_lock (flags);
  free_rx_dma:
-	flags = claim_dma_lock();
 	free_dma (znet->rx_dma);
-	release_dma_lock (flags);
  free_irq:
 	free_irq (dev->irq, dev);
  failed:
@@ -203,14 +198,11 @@ static int znet_request_resources (struct net_device *dev)
 static void znet_release_resources (struct net_device *dev)
 {
 	struct znet_private *znet = netdev_priv(dev);
-	unsigned long flags;
 
 	release_region (znet->sia_base, znet->sia_size);
 	release_region (dev->base_addr, znet->io_size);
-	flags = claim_dma_lock();
 	free_dma (znet->tx_dma);
 	free_dma (znet->rx_dma);
-	release_dma_lock (flags);
 	free_irq (dev->irq, dev);
 }
 
diff --git a/drivers/of/base.c b/drivers/of/base.c
index 69f85c07d17f..ddf224d456b2 100644
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -447,7 +447,6 @@ struct of_modalias_table {
 static struct of_modalias_table of_modalias_table[] = {
 	{ "fsl,mcu-mpc8349emitx", "mcu-mpc8349emitx" },
 	{ "mmc-spi-slot", "mmc_spi" },
-	{ "stm,m25p40", "m25p80" },
 };
 
 /**
diff --git a/drivers/of/of_mdio.c b/drivers/of/of_mdio.c
index bacaa536fd51..4b22ba568b19 100644
--- a/drivers/of/of_mdio.c
+++ b/drivers/of/of_mdio.c
@@ -97,6 +97,12 @@ int of_mdiobus_register(struct mii_bus *mdio, struct device_node *np)
 }
 EXPORT_SYMBOL(of_mdiobus_register);
 
+/* Helper function for of_phy_find_device */
+static int of_phy_match(struct device *dev, void *phy_np)
+{
+	return dev_archdata_get_node(&dev->archdata) == phy_np;
+}
+
 /**
  * of_phy_find_device - Give a PHY node, find the phy_device
  * @phy_np: Pointer to the phy's device tree node
@@ -106,15 +112,10 @@ EXPORT_SYMBOL(of_mdiobus_register);
 struct phy_device *of_phy_find_device(struct device_node *phy_np)
 {
 	struct device *d;
-	int match(struct device *dev, void *phy_np)
-	{
-		return dev_archdata_get_node(&dev->archdata) == phy_np;
-	}
-
 	if (!phy_np)
 		return NULL;
 
-	d = bus_find_device(&mdio_bus_type, NULL, phy_np, match);
+	d = bus_find_device(&mdio_bus_type, NULL, phy_np, of_phy_match);
 	return d ? to_phy_device(d) : NULL;
 }
 EXPORT_SYMBOL(of_phy_find_device);
diff --git a/drivers/oprofile/buffer_sync.c b/drivers/oprofile/buffer_sync.c
index 8574622e36a5..c9e2ae90f195 100644
--- a/drivers/oprofile/buffer_sync.c
+++ b/drivers/oprofile/buffer_sync.c
@@ -154,9 +154,8 @@ int sync_start(void)
 {
 	int err;
 
-	if (!alloc_cpumask_var(&marked_cpus, GFP_KERNEL))
+	if (!zalloc_cpumask_var(&marked_cpus, GFP_KERNEL))
 		return -ENOMEM;
-	cpumask_clear(marked_cpus);
 
 	start_cpu_work();
 
diff --git a/drivers/oprofile/event_buffer.c b/drivers/oprofile/event_buffer.c
index 2b7ae366ceb1..5df60a6b6776 100644
--- a/drivers/oprofile/event_buffer.c
+++ b/drivers/oprofile/event_buffer.c
@@ -35,12 +35,23 @@ static size_t buffer_pos;
 /* atomic_t because wait_event checks it outside of buffer_mutex */
 static atomic_t buffer_ready = ATOMIC_INIT(0);
 
-/* Add an entry to the event buffer. When we
- * get near to the end we wake up the process
- * sleeping on the read() of the file.
+/*
+ * Add an entry to the event buffer. When we get near to the end we
+ * wake up the process sleeping on the read() of the file. To protect
+ * the event_buffer this function may only be called when buffer_mutex
+ * is set.
  */
 void add_event_entry(unsigned long value)
 {
+	/*
+	 * This shouldn't happen since all workqueues or handlers are
+	 * canceled or flushed before the event buffer is freed.
+	 */
+	if (!event_buffer) {
+		WARN_ON_ONCE(1);
+		return;
+	}
+
 	if (buffer_pos == buffer_size) {
 		atomic_inc(&oprofile_stats.event_lost_overflow);
 		return;
@@ -69,7 +80,6 @@ void wake_up_buffer_waiter(void)
 
 int alloc_event_buffer(void)
 {
-	int err = -ENOMEM;
 	unsigned long flags;
 
 	spin_lock_irqsave(&oprofilefs_lock, flags);
@@ -80,21 +90,22 @@ int alloc_event_buffer(void)
 	if (buffer_watershed >= buffer_size)
 		return -EINVAL;
 
+	buffer_pos = 0;
 	event_buffer = vmalloc(sizeof(unsigned long) * buffer_size);
 	if (!event_buffer)
-		goto out;
+		return -ENOMEM;
 
-	err = 0;
-out:
-	return err;
+	return 0;
 }
 
 
 void free_event_buffer(void)
 {
+	mutex_lock(&buffer_mutex);
 	vfree(event_buffer);
-
+	buffer_pos = 0;
 	event_buffer = NULL;
+	mutex_unlock(&buffer_mutex);
 }
 
 
@@ -167,6 +178,12 @@ static ssize_t event_buffer_read(struct file *file, char __user *buf,
 
 	mutex_lock(&buffer_mutex);
 
+	/* May happen if the buffer is freed during pending reads. */
+	if (!event_buffer) {
+		retval = -EINTR;
+		goto out;
+	}
+
 	atomic_set(&buffer_ready, 0);
 
 	retval = -EFAULT;
diff --git a/drivers/oprofile/oprofilefs.c b/drivers/oprofile/oprofilefs.c
index b7e4cee24269..2766a6d3c2e9 100644
--- a/drivers/oprofile/oprofilefs.c
+++ b/drivers/oprofile/oprofilefs.c
@@ -35,7 +35,7 @@ static struct inode *oprofilefs_get_inode(struct super_block *sb, int mode)
 }
 
 
-static struct super_operations s_ops = {
+static const struct super_operations s_ops = {
 	.statfs		= simple_statfs,
 	.drop_inode 	= generic_delete_inode,
 };
diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c
index a45b0c0d574e..a6b4a5a53d40 100644
--- a/drivers/parisc/ccio-dma.c
+++ b/drivers/parisc/ccio-dma.c
@@ -1266,7 +1266,7 @@ ccio_ioc_init(struct ioc *ioc)
 	** Hot-Plug/Removal of PCI cards. (aka PCI OLARD).
 	*/
 
-	iova_space_size = (u32) (num_physpages / count_parisc_driver(&ccio_driver));
+	iova_space_size = (u32) (totalram_pages / count_parisc_driver(&ccio_driver));
 
 	/* limit IOVA space size to 1MB-1GB */
 
@@ -1305,7 +1305,7 @@ ccio_ioc_init(struct ioc *ioc)
 
 	DBG_INIT("%s() hpa 0x%p mem %luMB IOV %dMB (%d bits)\n",
 			__func__, ioc->ioc_regs,
-			(unsigned long) num_physpages >> (20 - PAGE_SHIFT),
+			(unsigned long) totalram_pages >> (20 - PAGE_SHIFT),
 			iova_space_size>>20,
 			iov_order + PAGE_SHIFT);
 
diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c
index 123d8fe3427d..57a6d19eba4c 100644
--- a/drivers/parisc/sba_iommu.c
+++ b/drivers/parisc/sba_iommu.c
@@ -1390,7 +1390,7 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
 	** for DMA hints - ergo only 30 bits max.
 	*/
 
-	iova_space_size = (u32) (num_physpages/global_ioc_cnt);
+	iova_space_size = (u32) (totalram_pages/global_ioc_cnt);
 
 	/* limit IOVA space size to 1MB-1GB */
 	if (iova_space_size < (1 << (20 - PAGE_SHIFT))) {
@@ -1415,7 +1415,7 @@ sba_ioc_init(struct parisc_device *sba, struct ioc *ioc, int ioc_num)
 	DBG_INIT("%s() hpa 0x%lx mem %ldMB IOV %dMB (%d bits)\n",
 			__func__,
 			ioc->ioc_hpa,
-			(unsigned long) num_physpages >> (20 - PAGE_SHIFT),
+			(unsigned long) totalram_pages >> (20 - PAGE_SHIFT),
 			iova_space_size>>20,
 			iov_order + PAGE_SHIFT);
 
diff --git a/drivers/parport/procfs.c b/drivers/parport/procfs.c
index 554e11f9e1ce..8eefe56f1cbe 100644
--- a/drivers/parport/procfs.c
+++ b/drivers/parport/procfs.c
@@ -31,7 +31,7 @@
 #define PARPORT_MIN_SPINTIME_VALUE 1
 #define PARPORT_MAX_SPINTIME_VALUE 1000
 
-static int do_active_device(ctl_table *table, int write, struct file *filp,
+static int do_active_device(ctl_table *table, int write,
 		      void __user *result, size_t *lenp, loff_t *ppos)
 {
 	struct parport *port = (struct parport *)table->extra1;
@@ -68,7 +68,7 @@ static int do_active_device(ctl_table *table, int write, struct file *filp,
 }
 
 #ifdef CONFIG_PARPORT_1284
-static int do_autoprobe(ctl_table *table, int write, struct file *filp,
+static int do_autoprobe(ctl_table *table, int write,
 			void __user *result, size_t *lenp, loff_t *ppos)
 {
 	struct parport_device_info *info = table->extra2;
@@ -111,7 +111,7 @@ static int do_autoprobe(ctl_table *table, int write, struct file *filp,
 #endif /* IEEE1284.3 support. */
 
 static int do_hardware_base_addr (ctl_table *table, int write,
-				  struct file *filp, void __user *result,
+				  void __user *result,
 				  size_t *lenp, loff_t *ppos)
 {
 	struct parport *port = (struct parport *)table->extra1;
@@ -139,7 +139,7 @@ static int do_hardware_base_addr (ctl_table *table, int write,
 }
 
 static int do_hardware_irq (ctl_table *table, int write,
-			    struct file *filp, void __user *result,
+			    void __user *result,
 			    size_t *lenp, loff_t *ppos)
 {
 	struct parport *port = (struct parport *)table->extra1;
@@ -167,7 +167,7 @@ static int do_hardware_irq (ctl_table *table, int write,
 }
 
 static int do_hardware_dma (ctl_table *table, int write,
-			    struct file *filp, void __user *result,
+			    void __user *result,
 			    size_t *lenp, loff_t *ppos)
 {
 	struct parport *port = (struct parport *)table->extra1;
@@ -195,7 +195,7 @@ static int do_hardware_dma (ctl_table *table, int write,
 }
 
 static int do_hardware_modes (ctl_table *table, int write,
-			      struct file *filp, void __user *result,
+			      void __user *result,
 			      size_t *lenp, loff_t *ppos)
 {
 	struct parport *port = (struct parport *)table->extra1;
diff --git a/drivers/pci/dmar.c b/drivers/pci/dmar.c
index ab99783dccec..b952ebc7a78b 100644
--- a/drivers/pci/dmar.c
+++ b/drivers/pci/dmar.c
@@ -34,9 +34,9 @@
 #include <linux/irq.h>
 #include <linux/interrupt.h>
 #include <linux/tboot.h>
+#include <linux/dmi.h>
 
-#undef PREFIX
-#define PREFIX "DMAR:"
+#define PREFIX "DMAR: "
 
 /* No locks are needed as DMA remapping hardware unit
  * list is constructed at boot time and hotplug of
@@ -175,15 +175,6 @@ dmar_parse_one_drhd(struct acpi_dmar_header *header)
 	int ret = 0;
 
 	drhd = (struct acpi_dmar_hardware_unit *)header;
-	if (!drhd->address) {
-		/* Promote an attitude of violence to a BIOS engineer today */
-		WARN(1, "Your BIOS is broken; DMAR reported at address zero!\n"
-		     "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
-		     dmi_get_system_info(DMI_BIOS_VENDOR),
-		     dmi_get_system_info(DMI_BIOS_VERSION),
-		     dmi_get_system_info(DMI_PRODUCT_VERSION));
-		return -ENODEV;
-	}
 	dmaru = kzalloc(sizeof(*dmaru), GFP_KERNEL);
 	if (!dmaru)
 		return -ENOMEM;
@@ -354,6 +345,7 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
 	struct acpi_dmar_hardware_unit *drhd;
 	struct acpi_dmar_reserved_memory *rmrr;
 	struct acpi_dmar_atsr *atsr;
+	struct acpi_dmar_rhsa *rhsa;
 
 	switch (header->type) {
 	case ACPI_DMAR_TYPE_HARDWARE_UNIT:
@@ -375,6 +367,12 @@ dmar_table_print_dmar_entry(struct acpi_dmar_header *header)
 		atsr = container_of(header, struct acpi_dmar_atsr, header);
 		printk(KERN_INFO PREFIX "ATSR flags: %#x\n", atsr->flags);
 		break;
+	case ACPI_DMAR_HARDWARE_AFFINITY:
+		rhsa = container_of(header, struct acpi_dmar_rhsa, header);
+		printk(KERN_INFO PREFIX "RHSA base: %#016Lx proximity domain: %#x\n",
+		       (unsigned long long)rhsa->base_address,
+		       rhsa->proximity_domain);
+		break;
 	}
 }
 
@@ -459,9 +457,13 @@ parse_dmar_table(void)
 			ret = dmar_parse_one_atsr(entry_header);
 #endif
 			break;
+		case ACPI_DMAR_HARDWARE_AFFINITY:
+			/* We don't do anything with RHSA (yet?) */
+			break;
 		default:
 			printk(KERN_WARNING PREFIX
-				"Unknown DMAR structure type\n");
+				"Unknown DMAR structure type %d\n",
+				entry_header->type);
 			ret = 0; /* for forward compatibility */
 			break;
 		}
@@ -577,18 +579,56 @@ int __init dmar_table_init(void)
 		printk(KERN_INFO PREFIX "No ATSR found\n");
 #endif
 
-#ifdef CONFIG_INTR_REMAP
-	parse_ioapics_under_ir();
-#endif
 	return 0;
 }
 
+int __init check_zero_address(void)
+{
+	struct acpi_table_dmar *dmar;
+	struct acpi_dmar_header *entry_header;
+	struct acpi_dmar_hardware_unit *drhd;
+
+	dmar = (struct acpi_table_dmar *)dmar_tbl;
+	entry_header = (struct acpi_dmar_header *)(dmar + 1);
+
+	while (((unsigned long)entry_header) <
+			(((unsigned long)dmar) + dmar_tbl->length)) {
+		/* Avoid looping forever on bad ACPI tables */
+		if (entry_header->length == 0) {
+			printk(KERN_WARNING PREFIX
+				"Invalid 0-length structure\n");
+			return 0;
+		}
+
+		if (entry_header->type == ACPI_DMAR_TYPE_HARDWARE_UNIT) {
+			drhd = (void *)entry_header;
+			if (!drhd->address) {
+				/* Promote an attitude of violence to a BIOS engineer today */
+				WARN(1, "Your BIOS is broken; DMAR reported at address zero!\n"
+				     "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
+				     dmi_get_system_info(DMI_BIOS_VENDOR),
+				     dmi_get_system_info(DMI_BIOS_VERSION),
+				     dmi_get_system_info(DMI_PRODUCT_VERSION));
+#ifdef CONFIG_DMAR
+				dmar_disabled = 1;
+#endif
+				return 0;
+			}
+			break;
+		}
+
+		entry_header = ((void *)entry_header + entry_header->length);
+	}
+	return 1;
+}
+
 void __init detect_intel_iommu(void)
 {
 	int ret;
 
 	ret = dmar_table_detect();
-
+	if (ret)
+		ret = check_zero_address();
 	{
 #ifdef CONFIG_INTR_REMAP
 		struct acpi_table_dmar *dmar;
@@ -639,20 +679,31 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 	iommu->cap = dmar_readq(iommu->reg + DMAR_CAP_REG);
 	iommu->ecap = dmar_readq(iommu->reg + DMAR_ECAP_REG);
 
+	if (iommu->cap == (uint64_t)-1 && iommu->ecap == (uint64_t)-1) {
+		/* Promote an attitude of violence to a BIOS engineer today */
+		WARN(1, "Your BIOS is broken; DMAR reported at address %llx returns all ones!\n"
+		     "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
+		     drhd->reg_base_addr,
+		     dmi_get_system_info(DMI_BIOS_VENDOR),
+		     dmi_get_system_info(DMI_BIOS_VERSION),
+		     dmi_get_system_info(DMI_PRODUCT_VERSION));
+		goto err_unmap;
+	}
+
 #ifdef CONFIG_DMAR
 	agaw = iommu_calculate_agaw(iommu);
 	if (agaw < 0) {
 		printk(KERN_ERR
 		       "Cannot get a valid agaw for iommu (seq_id = %d)\n",
 		       iommu->seq_id);
-		goto error;
+		goto err_unmap;
 	}
 	msagaw = iommu_calculate_max_sagaw(iommu);
 	if (msagaw < 0) {
 		printk(KERN_ERR
 			"Cannot get a valid max agaw for iommu (seq_id = %d)\n",
 			iommu->seq_id);
-		goto error;
+		goto err_unmap;
 	}
 #endif
 	iommu->agaw = agaw;
@@ -672,7 +723,7 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 	}
 
 	ver = readl(iommu->reg + DMAR_VER_REG);
-	pr_debug("IOMMU %llx: ver %d:%d cap %llx ecap %llx\n",
+	pr_info("IOMMU %llx: ver %d:%d cap %llx ecap %llx\n",
 		(unsigned long long)drhd->reg_base_addr,
 		DMAR_VER_MAJOR(ver), DMAR_VER_MINOR(ver),
 		(unsigned long long)iommu->cap,
@@ -682,7 +733,10 @@ int alloc_iommu(struct dmar_drhd_unit *drhd)
 
 	drhd->iommu = iommu;
 	return 0;
-error:
+
+ err_unmap:
+	iounmap(iommu->reg);
+ error:
 	kfree(iommu);
 	return -1;
 }
@@ -1219,7 +1273,7 @@ irqreturn_t dmar_fault(int irq, void *dev_id)
 				source_id, guest_addr);
 
 		fault_index++;
-		if (fault_index > cap_num_fault_regs(iommu->cap))
+		if (fault_index >= cap_num_fault_regs(iommu->cap))
 			fault_index = 0;
 		spin_lock_irqsave(&iommu->register_lock, flag);
 	}
@@ -1312,3 +1366,13 @@ int dmar_reenable_qi(struct intel_iommu *iommu)
 
 	return 0;
 }
+
+/*
+ * Check interrupt remapping support in DMAR table description.
+ */
+int dmar_ir_support(void)
+{
+	struct acpi_table_dmar *dmar;
+	dmar = (struct acpi_table_dmar *)dmar_tbl;
+	return dmar->flags & 0x1;
+}
diff --git a/drivers/pci/hotplug/acpiphp_ibm.c b/drivers/pci/hotplug/acpiphp_ibm.c
index 5befa7e379b7..e7be66dbac21 100644
--- a/drivers/pci/hotplug/acpiphp_ibm.c
+++ b/drivers/pci/hotplug/acpiphp_ibm.c
@@ -398,23 +398,20 @@ static acpi_status __init ibm_find_acpi_device(acpi_handle handle,
 	acpi_handle *phandle = (acpi_handle *)context;
 	acpi_status status; 
 	struct acpi_device_info *info;
-	struct acpi_buffer info_buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	int retval = 0;
 
-	status = acpi_get_object_info(handle, &info_buffer);
+	status = acpi_get_object_info(handle, &info);
 	if (ACPI_FAILURE(status)) {
 		err("%s:  Failed to get device information status=0x%x\n",
 			__func__, status);
 		return retval;
 	}
-	info = info_buffer.pointer;
-	info->hardware_id.value[sizeof(info->hardware_id.value) - 1] = '\0';
 
 	if (info->current_status && (info->valid & ACPI_VALID_HID) &&
-			(!strcmp(info->hardware_id.value, IBM_HARDWARE_ID1) ||
-			 !strcmp(info->hardware_id.value, IBM_HARDWARE_ID2))) {
+			(!strcmp(info->hardware_id.string, IBM_HARDWARE_ID1) ||
+			 !strcmp(info->hardware_id.string, IBM_HARDWARE_ID2))) {
 		dbg("found hardware: %s, handle: %p\n",
-			info->hardware_id.value, handle);
+			info->hardware_id.string, handle);
 		*phandle = handle;
 		/* returning non-zero causes the search to stop
 		 * and returns this value to the caller of 
diff --git a/drivers/pci/hotplug/cpqphp.h b/drivers/pci/hotplug/cpqphp.h
index 53836001d511..9c6a9fd26812 100644
--- a/drivers/pci/hotplug/cpqphp.h
+++ b/drivers/pci/hotplug/cpqphp.h
@@ -32,6 +32,7 @@
 #include <asm/io.h>		/* for read? and write? functions */
 #include <linux/delay.h>	/* for delays */
 #include <linux/mutex.h>
+#include <linux/sched.h>	/* for signal_pending() */
 
 #define MY_NAME	"cpqphp"
 
diff --git a/drivers/pci/hotplug/pciehp.h b/drivers/pci/hotplug/pciehp.h
index 36faa9a8e18f..3070f77eb56a 100644
--- a/drivers/pci/hotplug/pciehp.h
+++ b/drivers/pci/hotplug/pciehp.h
@@ -72,15 +72,9 @@ do {									\
 
 #define SLOT_NAME_SIZE 10
 struct slot {
-	u8 bus;
-	u8 device;
 	u8 state;
-	u8 hp_slot;
-	u32 number;
 	struct controller *ctrl;
-	struct hpc_ops *hpc_ops;
 	struct hotplug_slot *hotplug_slot;
-	struct list_head	slot_list;
 	struct delayed_work work;	/* work for button event */
 	struct mutex lock;
 };
@@ -92,18 +86,10 @@ struct event_info {
 };
 
 struct controller {
-	struct mutex crit_sect;		/* critical section mutex */
 	struct mutex ctrl_lock;		/* controller lock */
-	int num_slots;			/* Number of slots on ctlr */
-	int slot_num_inc;		/* 1 or -1 */
-	struct pci_dev *pci_dev;
 	struct pcie_device *pcie;	/* PCI Express port service */
-	struct list_head slot_list;
-	struct hpc_ops *hpc_ops;
+	struct slot *slot;
 	wait_queue_head_t queue;	/* sleep & wake process */
-	u8 slot_device_offset;
-	u32 first_slot;		/* First physical slot number */  /* PCIE only has 1 slot */
-	u8 slot_bus;		/* Bus where the slots handled by this controller sit */
 	u32 slot_cap;
 	u8 cap_base;
 	struct timer_list poll_timer;
@@ -131,40 +117,20 @@ struct controller {
 #define POWERON_STATE			3
 #define POWEROFF_STATE			4
 
-/* Error messages */
-#define INTERLOCK_OPEN			0x00000002
-#define ADD_NOT_SUPPORTED		0x00000003
-#define CARD_FUNCTIONING		0x00000005
-#define ADAPTER_NOT_SAME		0x00000006
-#define NO_ADAPTER_PRESENT		0x00000009
-#define NOT_ENOUGH_RESOURCES		0x0000000B
-#define DEVICE_TYPE_NOT_SUPPORTED	0x0000000C
-#define WRONG_BUS_FREQUENCY		0x0000000D
-#define POWER_FAILURE			0x0000000E
-
-/* Field definitions in Slot Capabilities Register */
-#define ATTN_BUTTN_PRSN	0x00000001
-#define	PWR_CTRL_PRSN	0x00000002
-#define MRL_SENS_PRSN	0x00000004
-#define ATTN_LED_PRSN	0x00000008
-#define PWR_LED_PRSN	0x00000010
-#define HP_SUPR_RM_SUP	0x00000020
-#define EMI_PRSN	0x00020000
-#define NO_CMD_CMPL_SUP	0x00040000
-
-#define ATTN_BUTTN(ctrl)	((ctrl)->slot_cap & ATTN_BUTTN_PRSN)
-#define POWER_CTRL(ctrl)	((ctrl)->slot_cap & PWR_CTRL_PRSN)
-#define MRL_SENS(ctrl)		((ctrl)->slot_cap & MRL_SENS_PRSN)
-#define ATTN_LED(ctrl)		((ctrl)->slot_cap & ATTN_LED_PRSN)
-#define PWR_LED(ctrl)		((ctrl)->slot_cap & PWR_LED_PRSN)
-#define HP_SUPR_RM(ctrl)	((ctrl)->slot_cap & HP_SUPR_RM_SUP)
-#define EMI(ctrl)		((ctrl)->slot_cap & EMI_PRSN)
-#define NO_CMD_CMPL(ctrl)	((ctrl)->slot_cap & NO_CMD_CMPL_SUP)
+#define ATTN_BUTTN(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_ABP)
+#define POWER_CTRL(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_PCP)
+#define MRL_SENS(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_MRLSP)
+#define ATTN_LED(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_AIP)
+#define PWR_LED(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_PIP)
+#define HP_SUPR_RM(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_HPS)
+#define EMI(ctrl)		((ctrl)->slot_cap & PCI_EXP_SLTCAP_EIP)
+#define NO_CMD_CMPL(ctrl)	((ctrl)->slot_cap & PCI_EXP_SLTCAP_NCCS)
+#define PSN(ctrl)		((ctrl)->slot_cap >> 19)
 
 extern int pciehp_sysfs_enable_slot(struct slot *slot);
 extern int pciehp_sysfs_disable_slot(struct slot *slot);
 extern u8 pciehp_handle_attention_button(struct slot *p_slot);
-  extern u8 pciehp_handle_switch_change(struct slot *p_slot);
+extern u8 pciehp_handle_switch_change(struct slot *p_slot);
 extern u8 pciehp_handle_presence_change(struct slot *p_slot);
 extern u8 pciehp_handle_power_fault(struct slot *p_slot);
 extern int pciehp_configure_device(struct slot *p_slot);
@@ -175,45 +141,30 @@ int pcie_init_notification(struct controller *ctrl);
 int pciehp_enable_slot(struct slot *p_slot);
 int pciehp_disable_slot(struct slot *p_slot);
 int pcie_enable_notification(struct controller *ctrl);
+int pciehp_power_on_slot(struct slot *slot);
+int pciehp_power_off_slot(struct slot *slot);
+int pciehp_get_power_status(struct slot *slot, u8 *status);
+int pciehp_get_attention_status(struct slot *slot, u8 *status);
+
+int pciehp_set_attention_status(struct slot *slot, u8 status);
+int pciehp_get_latch_status(struct slot *slot, u8 *status);
+int pciehp_get_adapter_status(struct slot *slot, u8 *status);
+int pciehp_get_max_link_speed(struct slot *slot, enum pci_bus_speed *speed);
+int pciehp_get_max_link_width(struct slot *slot, enum pcie_link_width *val);
+int pciehp_get_cur_link_speed(struct slot *slot, enum pci_bus_speed *speed);
+int pciehp_get_cur_link_width(struct slot *slot, enum pcie_link_width *val);
+int pciehp_query_power_fault(struct slot *slot);
+void pciehp_green_led_on(struct slot *slot);
+void pciehp_green_led_off(struct slot *slot);
+void pciehp_green_led_blink(struct slot *slot);
+int pciehp_check_link_status(struct controller *ctrl);
+void pciehp_release_ctrl(struct controller *ctrl);
 
 static inline const char *slot_name(struct slot *slot)
 {
 	return hotplug_slot_name(slot->hotplug_slot);
 }
 
-static inline struct slot *pciehp_find_slot(struct controller *ctrl, u8 device)
-{
-	struct slot *slot;
-
-	list_for_each_entry(slot, &ctrl->slot_list, slot_list) {
-		if (slot->device == device)
-			return slot;
-	}
-
-	ctrl_err(ctrl, "Slot (device=0x%02x) not found\n", device);
-	return NULL;
-}
-
-struct hpc_ops {
-	int (*power_on_slot)(struct slot *slot);
-	int (*power_off_slot)(struct slot *slot);
-	int (*get_power_status)(struct slot *slot, u8 *status);
-	int (*get_attention_status)(struct slot *slot, u8 *status);
-	int (*set_attention_status)(struct slot *slot, u8 status);
-	int (*get_latch_status)(struct slot *slot, u8 *status);
-	int (*get_adapter_status)(struct slot *slot, u8 *status);
-	int (*get_max_bus_speed)(struct slot *slot, enum pci_bus_speed *speed);
-	int (*get_cur_bus_speed)(struct slot *slot, enum pci_bus_speed *speed);
-	int (*get_max_lnk_width)(struct slot *slot, enum pcie_link_width *val);
-	int (*get_cur_lnk_width)(struct slot *slot, enum pcie_link_width *val);
-	int (*query_power_fault)(struct slot *slot);
-	void (*green_led_on)(struct slot *slot);
-	void (*green_led_off)(struct slot *slot);
-	void (*green_led_blink)(struct slot *slot);
-	void (*release_ctlr)(struct controller *ctrl);
-	int (*check_lnk_status)(struct controller *ctrl);
-};
-
 #ifdef CONFIG_ACPI
 #include <acpi/acpi.h>
 #include <acpi/acpi_bus.h>
diff --git a/drivers/pci/hotplug/pciehp_acpi.c b/drivers/pci/hotplug/pciehp_acpi.c
index 7163e6a6cfae..37c8d3d0323e 100644
--- a/drivers/pci/hotplug/pciehp_acpi.c
+++ b/drivers/pci/hotplug/pciehp_acpi.c
@@ -33,6 +33,11 @@
 #define PCIEHP_DETECT_AUTO	(2)
 #define PCIEHP_DETECT_DEFAULT	PCIEHP_DETECT_AUTO
 
+struct dummy_slot {
+	u32 number;
+	struct list_head list;
+};
+
 static int slot_detection_mode;
 static char *pciehp_detect_mode;
 module_param(pciehp_detect_mode, charp, 0444);
@@ -77,7 +82,7 @@ static int __init dummy_probe(struct pcie_device *dev)
 	int pos;
 	u32 slot_cap;
 	acpi_handle handle;
-	struct slot *slot, *tmp;
+	struct dummy_slot *slot, *tmp;
 	struct pci_dev *pdev = dev->port;
 	/* Note: pciehp_detect_mode != PCIEHP_DETECT_ACPI here */
 	if (pciehp_get_hp_hw_control_from_firmware(pdev))
@@ -89,11 +94,11 @@ static int __init dummy_probe(struct pcie_device *dev)
 	if (!slot)
 		return -ENOMEM;
 	slot->number = slot_cap >> 19;
-	list_for_each_entry(tmp, &dummy_slots, slot_list) {
+	list_for_each_entry(tmp, &dummy_slots, list) {
 		if (tmp->number == slot->number)
 			dup_slot_id++;
 	}
-	list_add_tail(&slot->slot_list, &dummy_slots);
+	list_add_tail(&slot->list, &dummy_slots);
 	handle = DEVICE_ACPI_HANDLE(&pdev->dev);
 	if (!acpi_slot_detected && acpi_pci_detect_ejectable(handle))
 		acpi_slot_detected = 1;
@@ -109,11 +114,11 @@ static struct pcie_port_service_driver __initdata dummy_driver = {
 
 static int __init select_detection_mode(void)
 {
-	struct slot *slot, *tmp;
+	struct dummy_slot *slot, *tmp;
 	pcie_port_service_register(&dummy_driver);
 	pcie_port_service_unregister(&dummy_driver);
-	list_for_each_entry_safe(slot, tmp, &dummy_slots, slot_list) {
-		list_del(&slot->slot_list);
+	list_for_each_entry_safe(slot, tmp, &dummy_slots, list) {
+		list_del(&slot->list);
 		kfree(slot);
 	}
 	if (acpi_slot_detected && dup_slot_id)
diff --git a/drivers/pci/hotplug/pciehp_core.c b/drivers/pci/hotplug/pciehp_core.c
index 2317557fdee6..bc234719b1df 100644
--- a/drivers/pci/hotplug/pciehp_core.c
+++ b/drivers/pci/hotplug/pciehp_core.c
@@ -99,65 +99,55 @@ static void release_slot(struct hotplug_slot *hotplug_slot)
 	kfree(hotplug_slot);
 }
 
-static int init_slots(struct controller *ctrl)
+static int init_slot(struct controller *ctrl)
 {
-	struct slot *slot;
-	struct hotplug_slot *hotplug_slot;
-	struct hotplug_slot_info *info;
+	struct slot *slot = ctrl->slot;
+	struct hotplug_slot *hotplug = NULL;
+	struct hotplug_slot_info *info = NULL;
 	char name[SLOT_NAME_SIZE];
 	int retval = -ENOMEM;
 
-	list_for_each_entry(slot, &ctrl->slot_list, slot_list) {
-		hotplug_slot = kzalloc(sizeof(*hotplug_slot), GFP_KERNEL);
-		if (!hotplug_slot)
-			goto error;
-
-		info = kzalloc(sizeof(*info), GFP_KERNEL);
-		if (!info)
-			goto error_hpslot;
-
-		/* register this slot with the hotplug pci core */
-		hotplug_slot->info = info;
-		hotplug_slot->private = slot;
-		hotplug_slot->release = &release_slot;
-		hotplug_slot->ops = &pciehp_hotplug_slot_ops;
-		slot->hotplug_slot = hotplug_slot;
-		snprintf(name, SLOT_NAME_SIZE, "%u", slot->number);
-
- 		ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:%02x "
- 			 "hp_slot=%x sun=%x slot_device_offset=%x\n",
- 			 pci_domain_nr(ctrl->pci_dev->subordinate),
- 			 slot->bus, slot->device, slot->hp_slot, slot->number,
- 			 ctrl->slot_device_offset);
-		retval = pci_hp_register(hotplug_slot,
-					 ctrl->pci_dev->subordinate,
-					 slot->device,
-					 name);
-		if (retval) {
-			ctrl_err(ctrl, "pci_hp_register failed with error %d\n",
-				 retval);
-			goto error_info;
-		}
-		get_power_status(hotplug_slot, &info->power_status);
-		get_attention_status(hotplug_slot, &info->attention_status);
-		get_latch_status(hotplug_slot, &info->latch_status);
-		get_adapter_status(hotplug_slot, &info->adapter_status);
+	hotplug = kzalloc(sizeof(*hotplug), GFP_KERNEL);
+	if (!hotplug)
+		goto out;
+
+	info = kzalloc(sizeof(*info), GFP_KERNEL);
+	if (!info)
+		goto out;
+
+	/* register this slot with the hotplug pci core */
+	hotplug->info = info;
+	hotplug->private = slot;
+	hotplug->release = &release_slot;
+	hotplug->ops = &pciehp_hotplug_slot_ops;
+	slot->hotplug_slot = hotplug;
+	snprintf(name, SLOT_NAME_SIZE, "%u", PSN(ctrl));
+
+	ctrl_dbg(ctrl, "Registering domain:bus:dev=%04x:%02x:00 sun=%x\n",
+		 pci_domain_nr(ctrl->pcie->port->subordinate),
+		 ctrl->pcie->port->subordinate->number, PSN(ctrl));
+	retval = pci_hp_register(hotplug,
+				 ctrl->pcie->port->subordinate, 0, name);
+	if (retval) {
+		ctrl_err(ctrl,
+			 "pci_hp_register failed with error %d\n", retval);
+		goto out;
+	}
+	get_power_status(hotplug, &info->power_status);
+	get_attention_status(hotplug, &info->attention_status);
+	get_latch_status(hotplug, &info->latch_status);
+	get_adapter_status(hotplug, &info->adapter_status);
+out:
+	if (retval) {
+		kfree(info);
+		kfree(hotplug);
 	}
-
-	return 0;
-error_info:
-	kfree(info);
-error_hpslot:
-	kfree(hotplug_slot);
-error:
 	return retval;
 }
 
-static void cleanup_slots(struct controller *ctrl)
+static void cleanup_slot(struct controller *ctrl)
 {
-	struct slot *slot;
-	list_for_each_entry(slot, &ctrl->slot_list, slot_list)
-		pci_hp_deregister(slot->hotplug_slot);
+	pci_hp_deregister(ctrl->slot->hotplug_slot);
 }
 
 /*
@@ -173,7 +163,7 @@ static int set_attention_status(struct hotplug_slot *hotplug_slot, u8 status)
 	hotplug_slot->info->attention_status = status;
 
 	if (ATTN_LED(slot->ctrl))
-		slot->hpc_ops->set_attention_status(slot, status);
+		pciehp_set_attention_status(slot, status);
 
 	return 0;
 }
@@ -208,7 +198,7 @@ static int get_power_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		  __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_power_status(slot, value);
+	retval = pciehp_get_power_status(slot, value);
 	if (retval < 0)
 		*value = hotplug_slot->info->power_status;
 
@@ -223,7 +213,7 @@ static int get_attention_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		  __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_attention_status(slot, value);
+	retval = pciehp_get_attention_status(slot, value);
 	if (retval < 0)
 		*value = hotplug_slot->info->attention_status;
 
@@ -238,7 +228,7 @@ static int get_latch_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		 __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_latch_status(slot, value);
+	retval = pciehp_get_latch_status(slot, value);
 	if (retval < 0)
 		*value = hotplug_slot->info->latch_status;
 
@@ -253,7 +243,7 @@ static int get_adapter_status(struct hotplug_slot *hotplug_slot, u8 *value)
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		 __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_adapter_status(slot, value);
+	retval = pciehp_get_adapter_status(slot, value);
 	if (retval < 0)
 		*value = hotplug_slot->info->adapter_status;
 
@@ -269,7 +259,7 @@ static int get_max_bus_speed(struct hotplug_slot *hotplug_slot,
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		 __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_max_bus_speed(slot, value);
+	retval = pciehp_get_max_link_speed(slot, value);
 	if (retval < 0)
 		*value = PCI_SPEED_UNKNOWN;
 
@@ -284,7 +274,7 @@ static int get_cur_bus_speed(struct hotplug_slot *hotplug_slot, enum pci_bus_spe
 	ctrl_dbg(slot->ctrl, "%s: physical_slot = %s\n",
 		 __func__, slot_name(slot));
 
-	retval = slot->hpc_ops->get_cur_bus_speed(slot, value);
+	retval = pciehp_get_cur_link_speed(slot, value);
 	if (retval < 0)
 		*value = PCI_SPEED_UNKNOWN;
 
@@ -295,7 +285,7 @@ static int pciehp_probe(struct pcie_device *dev)
 {
 	int rc;
 	struct controller *ctrl;
-	struct slot *t_slot;
+	struct slot *slot;
 	u8 value;
 	struct pci_dev *pdev = dev->port;
 
@@ -314,7 +304,7 @@ static int pciehp_probe(struct pcie_device *dev)
 	set_service_data(dev, ctrl);
 
 	/* Setup the slot information structures */
-	rc = init_slots(ctrl);
+	rc = init_slot(ctrl);
 	if (rc) {
 		if (rc == -EBUSY)
 			ctrl_warn(ctrl, "Slot already registered by another "
@@ -332,15 +322,15 @@ static int pciehp_probe(struct pcie_device *dev)
 	}
 
 	/* Check if slot is occupied */
-	t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
-	t_slot->hpc_ops->get_adapter_status(t_slot, &value);
+	slot = ctrl->slot;
+	pciehp_get_adapter_status(slot, &value);
 	if (value) {
 		if (pciehp_force)
-			pciehp_enable_slot(t_slot);
+			pciehp_enable_slot(slot);
 	} else {
 		/* Power off slot if not occupied */
 		if (POWER_CTRL(ctrl)) {
-			rc = t_slot->hpc_ops->power_off_slot(t_slot);
+			rc = pciehp_power_off_slot(slot);
 			if (rc)
 				goto err_out_free_ctrl_slot;
 		}
@@ -349,19 +339,19 @@ static int pciehp_probe(struct pcie_device *dev)
 	return 0;
 
 err_out_free_ctrl_slot:
-	cleanup_slots(ctrl);
+	cleanup_slot(ctrl);
 err_out_release_ctlr:
-	ctrl->hpc_ops->release_ctlr(ctrl);
+	pciehp_release_ctrl(ctrl);
 err_out_none:
 	return -ENODEV;
 }
 
-static void pciehp_remove (struct pcie_device *dev)
+static void pciehp_remove(struct pcie_device *dev)
 {
 	struct controller *ctrl = get_service_data(dev);
 
-	cleanup_slots(ctrl);
-	ctrl->hpc_ops->release_ctlr(ctrl);
+	cleanup_slot(ctrl);
+	pciehp_release_ctrl(ctrl);
 }
 
 #ifdef CONFIG_PM
@@ -376,20 +366,20 @@ static int pciehp_resume (struct pcie_device *dev)
 	dev_info(&dev->device, "%s ENTRY\n", __func__);
 	if (pciehp_force) {
 		struct controller *ctrl = get_service_data(dev);
-		struct slot *t_slot;
+		struct slot *slot;
 		u8 status;
 
 		/* reinitialize the chipset's event detection logic */
 		pcie_enable_notification(ctrl);
 
-		t_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
+		slot = ctrl->slot;
 
 		/* Check if slot is occupied */
-		t_slot->hpc_ops->get_adapter_status(t_slot, &status);
+		pciehp_get_adapter_status(slot, &status);
 		if (status)
-			pciehp_enable_slot(t_slot);
+			pciehp_enable_slot(slot);
 		else
-			pciehp_disable_slot(t_slot);
+			pciehp_disable_slot(slot);
 	}
 	return 0;
 }
diff --git a/drivers/pci/hotplug/pciehp_ctrl.c b/drivers/pci/hotplug/pciehp_ctrl.c
index b97cb4c3e0fe..84487d126e4d 100644
--- a/drivers/pci/hotplug/pciehp_ctrl.c
+++ b/drivers/pci/hotplug/pciehp_ctrl.c
@@ -82,7 +82,7 @@ u8 pciehp_handle_switch_change(struct slot *p_slot)
 	/* Switch Change */
 	ctrl_dbg(ctrl, "Switch interrupt received\n");
 
-	p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
+	pciehp_get_latch_status(p_slot, &getstatus);
 	if (getstatus) {
 		/*
 		 * Switch opened
@@ -114,7 +114,7 @@ u8 pciehp_handle_presence_change(struct slot *p_slot)
 	/* Switch is open, assume a presence change
 	 * Save the presence state
 	 */
-	p_slot->hpc_ops->get_adapter_status(p_slot, &presence_save);
+	pciehp_get_adapter_status(p_slot, &presence_save);
 	if (presence_save) {
 		/*
 		 * Card Present
@@ -143,7 +143,7 @@ u8 pciehp_handle_power_fault(struct slot *p_slot)
 	/* power fault */
 	ctrl_dbg(ctrl, "Power fault interrupt received\n");
 
-	if ( !(p_slot->hpc_ops->query_power_fault(p_slot))) {
+	if (!pciehp_query_power_fault(p_slot)) {
 		/*
 		 * power fault Cleared
 		 */
@@ -172,7 +172,7 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
 {
 	/* turn off slot, turn on Amber LED, turn off Green LED if supported*/
 	if (POWER_CTRL(ctrl)) {
-		if (pslot->hpc_ops->power_off_slot(pslot)) {
+		if (pciehp_power_off_slot(pslot)) {
 			ctrl_err(ctrl,
 				 "Issue of Slot Power Off command failed\n");
 			return;
@@ -186,10 +186,10 @@ static void set_slot_off(struct controller *ctrl, struct slot * pslot)
 	}
 
 	if (PWR_LED(ctrl))
-		pslot->hpc_ops->green_led_off(pslot);
+		pciehp_green_led_off(pslot);
 
 	if (ATTN_LED(ctrl)) {
-		if (pslot->hpc_ops->set_attention_status(pslot, 1)) {
+		if (pciehp_set_attention_status(pslot, 1)) {
 			ctrl_err(ctrl,
 				 "Issue of Set Attention Led command failed\n");
 			return;
@@ -208,24 +208,20 @@ static int board_added(struct slot *p_slot)
 {
 	int retval = 0;
 	struct controller *ctrl = p_slot->ctrl;
-	struct pci_bus *parent = ctrl->pci_dev->subordinate;
-
-	ctrl_dbg(ctrl, "%s: slot device, slot offset, hp slot = %d, %d, %d\n",
-		 __func__, p_slot->device, ctrl->slot_device_offset,
-		 p_slot->hp_slot);
+	struct pci_bus *parent = ctrl->pcie->port->subordinate;
 
 	if (POWER_CTRL(ctrl)) {
 		/* Power on slot */
-		retval = p_slot->hpc_ops->power_on_slot(p_slot);
+		retval = pciehp_power_on_slot(p_slot);
 		if (retval)
 			return retval;
 	}
 
 	if (PWR_LED(ctrl))
-		p_slot->hpc_ops->green_led_blink(p_slot);
+		pciehp_green_led_blink(p_slot);
 
 	/* Check link training status */
-	retval = p_slot->hpc_ops->check_lnk_status(ctrl);
+	retval = pciehp_check_link_status(ctrl);
 	if (retval) {
 		ctrl_err(ctrl, "Failed to check link status\n");
 		set_slot_off(ctrl, p_slot);
@@ -233,21 +229,21 @@ static int board_added(struct slot *p_slot)
 	}
 
 	/* Check for a power fault */
-	if (p_slot->hpc_ops->query_power_fault(p_slot)) {
+	if (pciehp_query_power_fault(p_slot)) {
 		ctrl_dbg(ctrl, "Power fault detected\n");
-		retval = POWER_FAILURE;
+		retval = -EIO;
 		goto err_exit;
 	}
 
 	retval = pciehp_configure_device(p_slot);
 	if (retval) {
-		ctrl_err(ctrl, "Cannot add device at %04x:%02x:%02x\n",
-			 pci_domain_nr(parent), p_slot->bus, p_slot->device);
+		ctrl_err(ctrl, "Cannot add device at %04x:%02x:00\n",
+			 pci_domain_nr(parent), parent->number);
 		goto err_exit;
 	}
 
 	if (PWR_LED(ctrl))
-  		p_slot->hpc_ops->green_led_on(p_slot);
+		pciehp_green_led_on(p_slot);
 
 	return 0;
 
@@ -269,11 +265,9 @@ static int remove_board(struct slot *p_slot)
 	if (retval)
 		return retval;
 
-	ctrl_dbg(ctrl, "%s: hp_slot = %d\n", __func__, p_slot->hp_slot);
-
 	if (POWER_CTRL(ctrl)) {
 		/* power off slot */
-		retval = p_slot->hpc_ops->power_off_slot(p_slot);
+		retval = pciehp_power_off_slot(p_slot);
 		if (retval) {
 			ctrl_err(ctrl,
 				 "Issue of Slot Disable command failed\n");
@@ -287,9 +281,9 @@ static int remove_board(struct slot *p_slot)
 		msleep(1000);
 	}
 
+	/* turn off Green LED */
 	if (PWR_LED(ctrl))
-		/* turn off Green LED */
-		p_slot->hpc_ops->green_led_off(p_slot);
+		pciehp_green_led_off(p_slot);
 
 	return 0;
 }
@@ -317,18 +311,17 @@ static void pciehp_power_thread(struct work_struct *work)
 	case POWEROFF_STATE:
 		mutex_unlock(&p_slot->lock);
 		ctrl_dbg(p_slot->ctrl,
-			 "Disabling domain:bus:device=%04x:%02x:%02x\n",
-			 pci_domain_nr(p_slot->ctrl->pci_dev->subordinate),
-			 p_slot->bus, p_slot->device);
+			 "Disabling domain:bus:device=%04x:%02x:00\n",
+			 pci_domain_nr(p_slot->ctrl->pcie->port->subordinate),
+			 p_slot->ctrl->pcie->port->subordinate->number);
 		pciehp_disable_slot(p_slot);
 		mutex_lock(&p_slot->lock);
 		p_slot->state = STATIC_STATE;
 		break;
 	case POWERON_STATE:
 		mutex_unlock(&p_slot->lock);
-		if (pciehp_enable_slot(p_slot) &&
-		    PWR_LED(p_slot->ctrl))
-			p_slot->hpc_ops->green_led_off(p_slot);
+		if (pciehp_enable_slot(p_slot) && PWR_LED(p_slot->ctrl))
+			pciehp_green_led_off(p_slot);
 		mutex_lock(&p_slot->lock);
 		p_slot->state = STATIC_STATE;
 		break;
@@ -379,10 +372,10 @@ static int update_slot_info(struct slot *slot)
 	if (!info)
 		return -ENOMEM;
 
-	slot->hpc_ops->get_power_status(slot, &(info->power_status));
-	slot->hpc_ops->get_attention_status(slot, &(info->attention_status));
-	slot->hpc_ops->get_latch_status(slot, &(info->latch_status));
-	slot->hpc_ops->get_adapter_status(slot, &(info->adapter_status));
+	pciehp_get_power_status(slot, &info->power_status);
+	pciehp_get_attention_status(slot, &info->attention_status);
+	pciehp_get_latch_status(slot, &info->latch_status);
+	pciehp_get_adapter_status(slot, &info->adapter_status);
 
 	result = pci_hp_change_slot_info(slot->hotplug_slot, info);
 	kfree (info);
@@ -399,7 +392,7 @@ static void handle_button_press_event(struct slot *p_slot)
 
 	switch (p_slot->state) {
 	case STATIC_STATE:
-		p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
+		pciehp_get_power_status(p_slot, &getstatus);
 		if (getstatus) {
 			p_slot->state = BLINKINGOFF_STATE;
 			ctrl_info(ctrl,
@@ -413,9 +406,9 @@ static void handle_button_press_event(struct slot *p_slot)
 		}
 		/* blink green LED and turn off amber */
 		if (PWR_LED(ctrl))
-			p_slot->hpc_ops->green_led_blink(p_slot);
+			pciehp_green_led_blink(p_slot);
 		if (ATTN_LED(ctrl))
-			p_slot->hpc_ops->set_attention_status(p_slot, 0);
+			pciehp_set_attention_status(p_slot, 0);
 
 		schedule_delayed_work(&p_slot->work, 5*HZ);
 		break;
@@ -430,13 +423,13 @@ static void handle_button_press_event(struct slot *p_slot)
 		cancel_delayed_work(&p_slot->work);
 		if (p_slot->state == BLINKINGOFF_STATE) {
 			if (PWR_LED(ctrl))
-				p_slot->hpc_ops->green_led_on(p_slot);
+				pciehp_green_led_on(p_slot);
 		} else {
 			if (PWR_LED(ctrl))
-				p_slot->hpc_ops->green_led_off(p_slot);
+				pciehp_green_led_off(p_slot);
 		}
 		if (ATTN_LED(ctrl))
-			p_slot->hpc_ops->set_attention_status(p_slot, 0);
+			pciehp_set_attention_status(p_slot, 0);
 		ctrl_info(ctrl, "PCI slot #%s - action canceled "
 			  "due to button press\n", slot_name(p_slot));
 		p_slot->state = STATIC_STATE;
@@ -474,7 +467,7 @@ static void handle_surprise_event(struct slot *p_slot)
 	info->p_slot = p_slot;
 	INIT_WORK(&info->work, pciehp_power_thread);
 
-	p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
+	pciehp_get_adapter_status(p_slot, &getstatus);
 	if (!getstatus)
 		p_slot->state = POWEROFF_STATE;
 	else
@@ -498,9 +491,9 @@ static void interrupt_event_handler(struct work_struct *work)
 		if (!POWER_CTRL(ctrl))
 			break;
 		if (ATTN_LED(ctrl))
-			p_slot->hpc_ops->set_attention_status(p_slot, 1);
+			pciehp_set_attention_status(p_slot, 1);
 		if (PWR_LED(ctrl))
-			p_slot->hpc_ops->green_led_off(p_slot);
+			pciehp_green_led_off(p_slot);
 		break;
 	case INT_PRESENCE_ON:
 	case INT_PRESENCE_OFF:
@@ -525,45 +518,38 @@ int pciehp_enable_slot(struct slot *p_slot)
 	int rc;
 	struct controller *ctrl = p_slot->ctrl;
 
-	/* Check to see if (latch closed, card present, power off) */
-	mutex_lock(&p_slot->ctrl->crit_sect);
-
-	rc = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
+	rc = pciehp_get_adapter_status(p_slot, &getstatus);
 	if (rc || !getstatus) {
 		ctrl_info(ctrl, "No adapter on slot(%s)\n", slot_name(p_slot));
-		mutex_unlock(&p_slot->ctrl->crit_sect);
 		return -ENODEV;
 	}
 	if (MRL_SENS(p_slot->ctrl)) {
-		rc = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
+		rc = pciehp_get_latch_status(p_slot, &getstatus);
 		if (rc || getstatus) {
 			ctrl_info(ctrl, "Latch open on slot(%s)\n",
 				  slot_name(p_slot));
-			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
 	}
 
 	if (POWER_CTRL(p_slot->ctrl)) {
-		rc = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
+		rc = pciehp_get_power_status(p_slot, &getstatus);
 		if (rc || getstatus) {
 			ctrl_info(ctrl, "Already enabled on slot(%s)\n",
 				  slot_name(p_slot));
-			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -EINVAL;
 		}
 	}
 
-	p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
+	pciehp_get_latch_status(p_slot, &getstatus);
 
 	rc = board_added(p_slot);
 	if (rc) {
-		p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
+		pciehp_get_latch_status(p_slot, &getstatus);
 	}
 
 	update_slot_info(p_slot);
 
-	mutex_unlock(&p_slot->ctrl->crit_sect);
 	return rc;
 }
 
@@ -577,35 +563,29 @@ int pciehp_disable_slot(struct slot *p_slot)
 	if (!p_slot->ctrl)
 		return 1;
 
-	/* Check to see if (latch closed, card present, power on) */
-	mutex_lock(&p_slot->ctrl->crit_sect);
-
 	if (!HP_SUPR_RM(p_slot->ctrl)) {
-		ret = p_slot->hpc_ops->get_adapter_status(p_slot, &getstatus);
+		ret = pciehp_get_adapter_status(p_slot, &getstatus);
 		if (ret || !getstatus) {
 			ctrl_info(ctrl, "No adapter on slot(%s)\n",
 				  slot_name(p_slot));
-			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
 	}
 
 	if (MRL_SENS(p_slot->ctrl)) {
-		ret = p_slot->hpc_ops->get_latch_status(p_slot, &getstatus);
+		ret = pciehp_get_latch_status(p_slot, &getstatus);
 		if (ret || getstatus) {
 			ctrl_info(ctrl, "Latch open on slot(%s)\n",
 				  slot_name(p_slot));
-			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -ENODEV;
 		}
 	}
 
 	if (POWER_CTRL(p_slot->ctrl)) {
-		ret = p_slot->hpc_ops->get_power_status(p_slot, &getstatus);
+		ret = pciehp_get_power_status(p_slot, &getstatus);
 		if (ret || !getstatus) {
 			ctrl_info(ctrl, "Already disabled on slot(%s)\n",
 				  slot_name(p_slot));
-			mutex_unlock(&p_slot->ctrl->crit_sect);
 			return -EINVAL;
 		}
 	}
@@ -613,7 +593,6 @@ int pciehp_disable_slot(struct slot *p_slot)
 	ret = remove_board(p_slot);
 	update_slot_info(p_slot);
 
-	mutex_unlock(&p_slot->ctrl->crit_sect);
 	return ret;
 }
 
diff --git a/drivers/pci/hotplug/pciehp_hpc.c b/drivers/pci/hotplug/pciehp_hpc.c
index 271f917b6f2c..9ef4605c1ef6 100644
--- a/drivers/pci/hotplug/pciehp_hpc.c
+++ b/drivers/pci/hotplug/pciehp_hpc.c
@@ -44,25 +44,25 @@ static atomic_t pciehp_num_controllers = ATOMIC_INIT(0);
 
 static inline int pciehp_readw(struct controller *ctrl, int reg, u16 *value)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	return pci_read_config_word(dev, ctrl->cap_base + reg, value);
 }
 
 static inline int pciehp_readl(struct controller *ctrl, int reg, u32 *value)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	return pci_read_config_dword(dev, ctrl->cap_base + reg, value);
 }
 
 static inline int pciehp_writew(struct controller *ctrl, int reg, u16 value)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	return pci_write_config_word(dev, ctrl->cap_base + reg, value);
 }
 
 static inline int pciehp_writel(struct controller *ctrl, int reg, u32 value)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	return pci_write_config_dword(dev, ctrl->cap_base + reg, value);
 }
 
@@ -266,7 +266,7 @@ static void pcie_wait_link_active(struct controller *ctrl)
 	ctrl_dbg(ctrl, "Data Link Layer Link Active not set in 1000 msec\n");
 }
 
-static int hpc_check_lnk_status(struct controller *ctrl)
+int pciehp_check_link_status(struct controller *ctrl)
 {
 	u16 lnk_status;
 	int retval = 0;
@@ -305,7 +305,7 @@ static int hpc_check_lnk_status(struct controller *ctrl)
 	return retval;
 }
 
-static int hpc_get_attention_status(struct slot *slot, u8 *status)
+int pciehp_get_attention_status(struct slot *slot, u8 *status)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_ctrl;
@@ -344,7 +344,7 @@ static int hpc_get_attention_status(struct slot *slot, u8 *status)
 	return 0;
 }
 
-static int hpc_get_power_status(struct slot *slot, u8 *status)
+int pciehp_get_power_status(struct slot *slot, u8 *status)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_ctrl;
@@ -376,7 +376,7 @@ static int hpc_get_power_status(struct slot *slot, u8 *status)
 	return retval;
 }
 
-static int hpc_get_latch_status(struct slot *slot, u8 *status)
+int pciehp_get_latch_status(struct slot *slot, u8 *status)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_status;
@@ -392,7 +392,7 @@ static int hpc_get_latch_status(struct slot *slot, u8 *status)
 	return 0;
 }
 
-static int hpc_get_adapter_status(struct slot *slot, u8 *status)
+int pciehp_get_adapter_status(struct slot *slot, u8 *status)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_status;
@@ -408,7 +408,7 @@ static int hpc_get_adapter_status(struct slot *slot, u8 *status)
 	return 0;
 }
 
-static int hpc_query_power_fault(struct slot *slot)
+int pciehp_query_power_fault(struct slot *slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_status;
@@ -422,7 +422,7 @@ static int hpc_query_power_fault(struct slot *slot)
 	return !!(slot_status & PCI_EXP_SLTSTA_PFD);
 }
 
-static int hpc_set_attention_status(struct slot *slot, u8 value)
+int pciehp_set_attention_status(struct slot *slot, u8 value)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -450,7 +450,7 @@ static int hpc_set_attention_status(struct slot *slot, u8 value)
 	return rc;
 }
 
-static void hpc_set_green_led_on(struct slot *slot)
+void pciehp_green_led_on(struct slot *slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -463,7 +463,7 @@ static void hpc_set_green_led_on(struct slot *slot)
 		 __func__, ctrl->cap_base + PCI_EXP_SLTCTL, slot_cmd);
 }
 
-static void hpc_set_green_led_off(struct slot *slot)
+void pciehp_green_led_off(struct slot *slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -476,7 +476,7 @@ static void hpc_set_green_led_off(struct slot *slot)
 		 __func__, ctrl->cap_base + PCI_EXP_SLTCTL, slot_cmd);
 }
 
-static void hpc_set_green_led_blink(struct slot *slot)
+void pciehp_green_led_blink(struct slot *slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -489,7 +489,7 @@ static void hpc_set_green_led_blink(struct slot *slot)
 		 __func__, ctrl->cap_base + PCI_EXP_SLTCTL, slot_cmd);
 }
 
-static int hpc_power_on_slot(struct slot * slot)
+int pciehp_power_on_slot(struct slot * slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -497,8 +497,6 @@ static int hpc_power_on_slot(struct slot * slot)
 	u16 slot_status;
 	int retval = 0;
 
-	ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
-
 	/* Clear sticky power-fault bit from previous power failures */
 	retval = pciehp_readw(ctrl, PCI_EXP_SLTSTA, &slot_status);
 	if (retval) {
@@ -539,7 +537,7 @@ static int hpc_power_on_slot(struct slot * slot)
 
 static inline int pcie_mask_bad_dllp(struct controller *ctrl)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	int pos;
 	u32 reg;
 
@@ -556,7 +554,7 @@ static inline int pcie_mask_bad_dllp(struct controller *ctrl)
 
 static inline void pcie_unmask_bad_dllp(struct controller *ctrl)
 {
-	struct pci_dev *dev = ctrl->pci_dev;
+	struct pci_dev *dev = ctrl->pcie->port;
 	u32 reg;
 	int pos;
 
@@ -570,7 +568,7 @@ static inline void pcie_unmask_bad_dllp(struct controller *ctrl)
 	pci_write_config_dword(dev, pos + PCI_ERR_COR_MASK, reg);
 }
 
-static int hpc_power_off_slot(struct slot * slot)
+int pciehp_power_off_slot(struct slot * slot)
 {
 	struct controller *ctrl = slot->ctrl;
 	u16 slot_cmd;
@@ -578,8 +576,6 @@ static int hpc_power_off_slot(struct slot * slot)
 	int retval = 0;
 	int changed;
 
-	ctrl_dbg(ctrl, "%s: slot->hp_slot %x\n", __func__, slot->hp_slot);
-
 	/*
 	 * Set Bad DLLP Mask bit in Correctable Error Mask
 	 * Register. This is the workaround against Bad DLLP error
@@ -614,8 +610,8 @@ static int hpc_power_off_slot(struct slot * slot)
 static irqreturn_t pcie_isr(int irq, void *dev_id)
 {
 	struct controller *ctrl = (struct controller *)dev_id;
+	struct slot *slot = ctrl->slot;
 	u16 detected, intr_loc;
-	struct slot *p_slot;
 
 	/*
 	 * In order to guarantee that all interrupt events are
@@ -656,29 +652,27 @@ static irqreturn_t pcie_isr(int irq, void *dev_id)
 	if (!(intr_loc & ~PCI_EXP_SLTSTA_CC))
 		return IRQ_HANDLED;
 
-	p_slot = pciehp_find_slot(ctrl, ctrl->slot_device_offset);
-
 	/* Check MRL Sensor Changed */
 	if (intr_loc & PCI_EXP_SLTSTA_MRLSC)
-		pciehp_handle_switch_change(p_slot);
+		pciehp_handle_switch_change(slot);
 
 	/* Check Attention Button Pressed */
 	if (intr_loc & PCI_EXP_SLTSTA_ABP)
-		pciehp_handle_attention_button(p_slot);
+		pciehp_handle_attention_button(slot);
 
 	/* Check Presence Detect Changed */
 	if (intr_loc & PCI_EXP_SLTSTA_PDC)
-		pciehp_handle_presence_change(p_slot);
+		pciehp_handle_presence_change(slot);
 
 	/* Check Power Fault Detected */
 	if ((intr_loc & PCI_EXP_SLTSTA_PFD) && !ctrl->power_fault_detected) {
 		ctrl->power_fault_detected = 1;
-		pciehp_handle_power_fault(p_slot);
+		pciehp_handle_power_fault(slot);
 	}
 	return IRQ_HANDLED;
 }
 
-static int hpc_get_max_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
+int pciehp_get_max_link_speed(struct slot *slot, enum pci_bus_speed *value)
 {
 	struct controller *ctrl = slot->ctrl;
 	enum pcie_link_speed lnk_speed;
@@ -709,7 +703,7 @@ static int hpc_get_max_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 	return retval;
 }
 
-static int hpc_get_max_lnk_width(struct slot *slot,
+int pciehp_get_max_lnk_width(struct slot *slot,
 				 enum pcie_link_width *value)
 {
 	struct controller *ctrl = slot->ctrl;
@@ -759,7 +753,7 @@ static int hpc_get_max_lnk_width(struct slot *slot,
 	return retval;
 }
 
-static int hpc_get_cur_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
+int pciehp_get_cur_link_speed(struct slot *slot, enum pci_bus_speed *value)
 {
 	struct controller *ctrl = slot->ctrl;
 	enum pcie_link_speed lnk_speed = PCI_SPEED_UNKNOWN;
@@ -791,7 +785,7 @@ static int hpc_get_cur_lnk_speed(struct slot *slot, enum pci_bus_speed *value)
 	return retval;
 }
 
-static int hpc_get_cur_lnk_width(struct slot *slot,
+int pciehp_get_cur_lnk_width(struct slot *slot,
 				 enum pcie_link_width *value)
 {
 	struct controller *ctrl = slot->ctrl;
@@ -842,30 +836,6 @@ static int hpc_get_cur_lnk_width(struct slot *slot,
 	return retval;
 }
 
-static void pcie_release_ctrl(struct controller *ctrl);
-static struct hpc_ops pciehp_hpc_ops = {
-	.power_on_slot			= hpc_power_on_slot,
-	.power_off_slot			= hpc_power_off_slot,
-	.set_attention_status		= hpc_set_attention_status,
-	.get_power_status		= hpc_get_power_status,
-	.get_attention_status		= hpc_get_attention_status,
-	.get_latch_status		= hpc_get_latch_status,
-	.get_adapter_status		= hpc_get_adapter_status,
-
-	.get_max_bus_speed		= hpc_get_max_lnk_speed,
-	.get_cur_bus_speed		= hpc_get_cur_lnk_speed,
-	.get_max_lnk_width		= hpc_get_max_lnk_width,
-	.get_cur_lnk_width		= hpc_get_cur_lnk_width,
-
-	.query_power_fault		= hpc_query_power_fault,
-	.green_led_on			= hpc_set_green_led_on,
-	.green_led_off			= hpc_set_green_led_off,
-	.green_led_blink		= hpc_set_green_led_blink,
-
-	.release_ctlr			= pcie_release_ctrl,
-	.check_lnk_status		= hpc_check_lnk_status,
-};
-
 int pcie_enable_notification(struct controller *ctrl)
 {
 	u16 cmd, mask;
@@ -930,23 +900,16 @@ static int pcie_init_slot(struct controller *ctrl)
 	if (!slot)
 		return -ENOMEM;
 
-	slot->hp_slot = 0;
 	slot->ctrl = ctrl;
-	slot->bus = ctrl->pci_dev->subordinate->number;
-	slot->device = ctrl->slot_device_offset + slot->hp_slot;
-	slot->hpc_ops = ctrl->hpc_ops;
-	slot->number = ctrl->first_slot;
 	mutex_init(&slot->lock);
 	INIT_DELAYED_WORK(&slot->work, pciehp_queue_pushbutton_work);
-	list_add(&slot->slot_list, &ctrl->slot_list);
+	ctrl->slot = slot;
 	return 0;
 }
 
 static void pcie_cleanup_slot(struct controller *ctrl)
 {
-	struct slot *slot;
-	slot = list_first_entry(&ctrl->slot_list, struct slot, slot_list);
-	list_del(&slot->slot_list);
+	struct slot *slot = ctrl->slot;
 	cancel_delayed_work(&slot->work);
 	flush_scheduled_work();
 	flush_workqueue(pciehp_wq);
@@ -957,7 +920,7 @@ static inline void dbg_ctrl(struct controller *ctrl)
 {
 	int i;
 	u16 reg16;
-	struct pci_dev *pdev = ctrl->pci_dev;
+	struct pci_dev *pdev = ctrl->pcie->port;
 
 	if (!pciehp_debug)
 		return;
@@ -980,7 +943,7 @@ static inline void dbg_ctrl(struct controller *ctrl)
 			  (unsigned long long)pci_resource_start(pdev, i));
 	}
 	ctrl_info(ctrl, "Slot Capabilities      : 0x%08x\n", ctrl->slot_cap);
-	ctrl_info(ctrl, "  Physical Slot Number : %d\n", ctrl->first_slot);
+	ctrl_info(ctrl, "  Physical Slot Number : %d\n", PSN(ctrl));
 	ctrl_info(ctrl, "  Attention Button     : %3s\n",
 		  ATTN_BUTTN(ctrl) ? "yes" : "no");
 	ctrl_info(ctrl, "  Power Controller     : %3s\n",
@@ -1014,10 +977,7 @@ struct controller *pcie_init(struct pcie_device *dev)
 		dev_err(&dev->device, "%s: Out of memory\n", __func__);
 		goto abort;
 	}
-	INIT_LIST_HEAD(&ctrl->slot_list);
-
 	ctrl->pcie = dev;
-	ctrl->pci_dev = pdev;
 	ctrl->cap_base = pci_find_capability(pdev, PCI_CAP_ID_EXP);
 	if (!ctrl->cap_base) {
 		ctrl_err(ctrl, "Cannot find PCI Express capability\n");
@@ -1029,11 +989,6 @@ struct controller *pcie_init(struct pcie_device *dev)
 	}
 
 	ctrl->slot_cap = slot_cap;
-	ctrl->first_slot = slot_cap >> 19;
-	ctrl->slot_device_offset = 0;
-	ctrl->num_slots = 1;
-	ctrl->hpc_ops = &pciehp_hpc_ops;
-	mutex_init(&ctrl->crit_sect);
 	mutex_init(&ctrl->ctrl_lock);
 	init_waitqueue_head(&ctrl->queue);
 	dbg_ctrl(ctrl);
@@ -1089,7 +1044,7 @@ abort:
 	return NULL;
 }
 
-void pcie_release_ctrl(struct controller *ctrl)
+void pciehp_release_ctrl(struct controller *ctrl)
 {
 	pcie_shutdown_notification(ctrl);
 	pcie_cleanup_slot(ctrl);
diff --git a/drivers/pci/hotplug/pciehp_pci.c b/drivers/pci/hotplug/pciehp_pci.c
index 02e24d63b3ee..21733108adde 100644
--- a/drivers/pci/hotplug/pciehp_pci.c
+++ b/drivers/pci/hotplug/pciehp_pci.c
@@ -63,27 +63,27 @@ static int __ref pciehp_add_bridge(struct pci_dev *dev)
 int pciehp_configure_device(struct slot *p_slot)
 {
 	struct pci_dev *dev;
-	struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
+	struct pci_bus *parent = p_slot->ctrl->pcie->port->subordinate;
 	int num, fn;
 	struct controller *ctrl = p_slot->ctrl;
 
-	dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, 0));
+	dev = pci_get_slot(parent, PCI_DEVFN(0, 0));
 	if (dev) {
 		ctrl_err(ctrl, "Device %s already exists "
-			 "at %04x:%02x:%02x, cannot hot-add\n", pci_name(dev),
-			 pci_domain_nr(parent), p_slot->bus, p_slot->device);
+			 "at %04x:%02x:00, cannot hot-add\n", pci_name(dev),
+			 pci_domain_nr(parent), parent->number);
 		pci_dev_put(dev);
 		return -EINVAL;
 	}
 
-	num = pci_scan_slot(parent, PCI_DEVFN(p_slot->device, 0));
+	num = pci_scan_slot(parent, PCI_DEVFN(0, 0));
 	if (num == 0) {
 		ctrl_err(ctrl, "No new device found\n");
 		return -ENODEV;
 	}
 
 	for (fn = 0; fn < 8; fn++) {
-		dev = pci_get_slot(parent, PCI_DEVFN(p_slot->device, fn));
+		dev = pci_get_slot(parent, PCI_DEVFN(0, fn));
 		if (!dev)
 			continue;
 		if ((dev->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
@@ -111,19 +111,18 @@ int pciehp_unconfigure_device(struct slot *p_slot)
 	int j;
 	u8 bctl = 0;
 	u8 presence = 0;
-	struct pci_bus *parent = p_slot->ctrl->pci_dev->subordinate;
+	struct pci_bus *parent = p_slot->ctrl->pcie->port->subordinate;
 	u16 command;
 	struct controller *ctrl = p_slot->ctrl;
 
-	ctrl_dbg(ctrl, "%s: domain:bus:dev = %04x:%02x:%02x\n",
-		 __func__, pci_domain_nr(parent), p_slot->bus, p_slot->device);
-	ret = p_slot->hpc_ops->get_adapter_status(p_slot, &presence);
+	ctrl_dbg(ctrl, "%s: domain:bus:dev = %04x:%02x:00\n",
+		 __func__, pci_domain_nr(parent), parent->number);
+	ret = pciehp_get_adapter_status(p_slot, &presence);
 	if (ret)
 		presence = 0;
 
 	for (j = 0; j < 8; j++) {
-		struct pci_dev* temp = pci_get_slot(parent,
-				(p_slot->device << 3) | j);
+		struct pci_dev* temp = pci_get_slot(parent, PCI_DEVFN(0, j));
 		if (!temp)
 			continue;
 		if ((temp->class >> 16) == PCI_BASE_CLASS_DISPLAY) {
diff --git a/drivers/pci/intel-iommu.c b/drivers/pci/intel-iommu.c
index 562221e11917..1840a0578a42 100644
--- a/drivers/pci/intel-iommu.c
+++ b/drivers/pci/intel-iommu.c
@@ -38,6 +38,7 @@
 #include <linux/intel-iommu.h>
 #include <linux/sysdev.h>
 #include <linux/tboot.h>
+#include <linux/dmi.h>
 #include <asm/cacheflush.h>
 #include <asm/iommu.h>
 #include "pci.h"
@@ -47,6 +48,7 @@
 
 #define IS_GFX_DEVICE(pdev) ((pdev->class >> 16) == PCI_BASE_CLASS_DISPLAY)
 #define IS_ISA_DEVICE(pdev) ((pdev->class >> 8) == PCI_CLASS_BRIDGE_ISA)
+#define IS_AZALIA(pdev) ((pdev)->vendor == 0x8086 && (pdev)->device == 0x3a3e)
 
 #define IOAPIC_RANGE_START	(0xfee00000)
 #define IOAPIC_RANGE_END	(0xfeefffff)
@@ -56,8 +58,14 @@
 
 #define MAX_AGAW_WIDTH 64
 
-#define DOMAIN_MAX_ADDR(gaw) ((((u64)1) << gaw) - 1)
-#define DOMAIN_MAX_PFN(gaw)  ((((u64)1) << (gaw-VTD_PAGE_SHIFT)) - 1)
+#define __DOMAIN_MAX_PFN(gaw)  ((((uint64_t)1) << (gaw-VTD_PAGE_SHIFT)) - 1)
+#define __DOMAIN_MAX_ADDR(gaw) ((((uint64_t)1) << gaw) - 1)
+
+/* We limit DOMAIN_MAX_PFN to fit in an unsigned long, and DOMAIN_MAX_ADDR
+   to match. That way, we can use 'unsigned long' for PFNs with impunity. */
+#define DOMAIN_MAX_PFN(gaw)	((unsigned long) min_t(uint64_t, \
+				__DOMAIN_MAX_PFN(gaw), (unsigned long)-1))
+#define DOMAIN_MAX_ADDR(gaw)	(((uint64_t)__DOMAIN_MAX_PFN(gaw)) << VTD_PAGE_SHIFT)
 
 #define IOVA_PFN(addr)		((addr) >> PAGE_SHIFT)
 #define DMA_32BIT_PFN		IOVA_PFN(DMA_BIT_MASK(32))
@@ -87,6 +95,7 @@ static inline unsigned long virt_to_dma_pfn(void *p)
 /* global iommu list, set NULL for ignored DMAR units */
 static struct intel_iommu **g_iommus;
 
+static void __init check_tylersburg_isoch(void);
 static int rwbf_quirk;
 
 /*
@@ -252,7 +261,8 @@ static inline int first_pte_in_page(struct dma_pte *pte)
  * 	2. It maps to each iommu if successful.
  *	3. Each iommu mapps to this domain if successful.
  */
-struct dmar_domain *si_domain;
+static struct dmar_domain *si_domain;
+static int hw_pass_through = 1;
 
 /* devices under the same p2p bridge are owned in one domain */
 #define DOMAIN_FLAG_P2P_MULTIPLE_DEVICES (1 << 0)
@@ -728,7 +738,7 @@ static struct dma_pte *pfn_to_dma_pte(struct dmar_domain *domain,
 				return NULL;
 
 			domain_flush_cache(domain, tmp_page, VTD_PAGE_SIZE);
-			pteval = (virt_to_dma_pfn(tmp_page) << VTD_PAGE_SHIFT) | DMA_PTE_READ | DMA_PTE_WRITE;
+			pteval = ((uint64_t)virt_to_dma_pfn(tmp_page) << VTD_PAGE_SHIFT) | DMA_PTE_READ | DMA_PTE_WRITE;
 			if (cmpxchg64(&pte->val, 0ULL, pteval)) {
 				/* Someone else set it while we were thinking; use theirs. */
 				free_pgtable_page(tmp_page);
@@ -778,9 +788,10 @@ static void dma_pte_clear_range(struct dmar_domain *domain,
 
 	BUG_ON(addr_width < BITS_PER_LONG && start_pfn >> addr_width);
 	BUG_ON(addr_width < BITS_PER_LONG && last_pfn >> addr_width);
+	BUG_ON(start_pfn > last_pfn);
 
 	/* we don't need lock here; nobody else touches the iova range */
-	while (start_pfn <= last_pfn) {
+	do {
 		first_pte = pte = dma_pfn_level_pte(domain, start_pfn, 1);
 		if (!pte) {
 			start_pfn = align_to_level(start_pfn + 1, 2);
@@ -794,7 +805,8 @@ static void dma_pte_clear_range(struct dmar_domain *domain,
 
 		domain_flush_cache(domain, first_pte,
 				   (void *)pte - (void *)first_pte);
-	}
+
+	} while (start_pfn && start_pfn <= last_pfn);
 }
 
 /* free page table pages. last level pte should already be cleared */
@@ -810,6 +822,7 @@ static void dma_pte_free_pagetable(struct dmar_domain *domain,
 
 	BUG_ON(addr_width < BITS_PER_LONG && start_pfn >> addr_width);
 	BUG_ON(addr_width < BITS_PER_LONG && last_pfn >> addr_width);
+	BUG_ON(start_pfn > last_pfn);
 
 	/* We don't need lock here; nobody else touches the iova range */
 	level = 2;
@@ -820,7 +833,7 @@ static void dma_pte_free_pagetable(struct dmar_domain *domain,
 		if (tmp + level_size(level) - 1 > last_pfn)
 			return;
 
-		while (tmp + level_size(level) - 1 <= last_pfn) {
+		do {
 			first_pte = pte = dma_pfn_level_pte(domain, tmp, level);
 			if (!pte) {
 				tmp = align_to_level(tmp + 1, level + 1);
@@ -839,7 +852,7 @@ static void dma_pte_free_pagetable(struct dmar_domain *domain,
 			domain_flush_cache(domain, first_pte,
 					   (void *)pte - (void *)first_pte);
 			
-		}
+		} while (tmp && tmp + level_size(level) - 1 <= last_pfn);
 		level++;
 	}
 	/* free pgd */
@@ -1158,6 +1171,8 @@ static int iommu_init_domains(struct intel_iommu *iommu)
 	pr_debug("Number of Domains supportd <%ld>\n", ndomains);
 	nlongs = BITS_TO_LONGS(ndomains);
 
+	spin_lock_init(&iommu->lock);
+
 	/* TBD: there might be 64K domains,
 	 * consider other allocation for future chip
 	 */
@@ -1170,12 +1185,9 @@ static int iommu_init_domains(struct intel_iommu *iommu)
 			GFP_KERNEL);
 	if (!iommu->domains) {
 		printk(KERN_ERR "Allocating domain array failed\n");
-		kfree(iommu->domain_ids);
 		return -ENOMEM;
 	}
 
-	spin_lock_init(&iommu->lock);
-
 	/*
 	 * if Caching mode is set, then invalid translations are tagged
 	 * with domainid 0. Hence we need to pre-allocate it.
@@ -1195,22 +1207,24 @@ void free_dmar_iommu(struct intel_iommu *iommu)
 	int i;
 	unsigned long flags;
 
-	i = find_first_bit(iommu->domain_ids, cap_ndoms(iommu->cap));
-	for (; i < cap_ndoms(iommu->cap); ) {
-		domain = iommu->domains[i];
-		clear_bit(i, iommu->domain_ids);
+	if ((iommu->domains) && (iommu->domain_ids)) {
+		i = find_first_bit(iommu->domain_ids, cap_ndoms(iommu->cap));
+		for (; i < cap_ndoms(iommu->cap); ) {
+			domain = iommu->domains[i];
+			clear_bit(i, iommu->domain_ids);
+
+			spin_lock_irqsave(&domain->iommu_lock, flags);
+			if (--domain->iommu_count == 0) {
+				if (domain->flags & DOMAIN_FLAG_VIRTUAL_MACHINE)
+					vm_domain_exit(domain);
+				else
+					domain_exit(domain);
+			}
+			spin_unlock_irqrestore(&domain->iommu_lock, flags);
 
-		spin_lock_irqsave(&domain->iommu_lock, flags);
-		if (--domain->iommu_count == 0) {
-			if (domain->flags & DOMAIN_FLAG_VIRTUAL_MACHINE)
-				vm_domain_exit(domain);
-			else
-				domain_exit(domain);
+			i = find_next_bit(iommu->domain_ids,
+				cap_ndoms(iommu->cap), i+1);
 		}
-		spin_unlock_irqrestore(&domain->iommu_lock, flags);
-
-		i = find_next_bit(iommu->domain_ids,
-			cap_ndoms(iommu->cap), i+1);
 	}
 
 	if (iommu->gcmd & DMA_GCMD_TE)
@@ -1310,7 +1324,6 @@ static void iommu_detach_domain(struct dmar_domain *domain,
 }
 
 static struct iova_domain reserved_iova_list;
-static struct lock_class_key reserved_alloc_key;
 static struct lock_class_key reserved_rbtree_key;
 
 static void dmar_init_reserved_ranges(void)
@@ -1321,8 +1334,6 @@ static void dmar_init_reserved_ranges(void)
 
 	init_iova_domain(&reserved_iova_list, DMA_32BIT_PFN);
 
-	lockdep_set_class(&reserved_iova_list.iova_alloc_lock,
-		&reserved_alloc_key);
 	lockdep_set_class(&reserved_iova_list.iova_rbtree_lock,
 		&reserved_rbtree_key);
 
@@ -1925,6 +1936,9 @@ error:
 }
 
 static int iommu_identity_mapping;
+#define IDENTMAP_ALL		1
+#define IDENTMAP_GFX		2
+#define IDENTMAP_AZALIA		4
 
 static int iommu_domain_identity_map(struct dmar_domain *domain,
 				     unsigned long long start,
@@ -1959,14 +1973,35 @@ static int iommu_prepare_identity_map(struct pci_dev *pdev,
 	struct dmar_domain *domain;
 	int ret;
 
-	printk(KERN_INFO
-	       "IOMMU: Setting identity map for device %s [0x%Lx - 0x%Lx]\n",
-	       pci_name(pdev), start, end);
-
 	domain = get_domain_for_dev(pdev, DEFAULT_DOMAIN_ADDRESS_WIDTH);
 	if (!domain)
 		return -ENOMEM;
 
+	/* For _hardware_ passthrough, don't bother. But for software
+	   passthrough, we do it anyway -- it may indicate a memory
+	   range which is reserved in E820, so which didn't get set
+	   up to start with in si_domain */
+	if (domain == si_domain && hw_pass_through) {
+		printk("Ignoring identity map for HW passthrough device %s [0x%Lx - 0x%Lx]\n",
+		       pci_name(pdev), start, end);
+		return 0;
+	}
+
+	printk(KERN_INFO
+	       "IOMMU: Setting identity map for device %s [0x%Lx - 0x%Lx]\n",
+	       pci_name(pdev), start, end);
+	
+	if (end >> agaw_to_width(domain->agaw)) {
+		WARN(1, "Your BIOS is broken; RMRR exceeds permitted address width (%d bits)\n"
+		     "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
+		     agaw_to_width(domain->agaw),
+		     dmi_get_system_info(DMI_BIOS_VENDOR),
+		     dmi_get_system_info(DMI_BIOS_VERSION),
+		     dmi_get_system_info(DMI_PRODUCT_VERSION));
+		ret = -EIO;
+		goto error;
+	}
+
 	ret = iommu_domain_identity_map(domain, start, end);
 	if (ret)
 		goto error;
@@ -2017,23 +2052,6 @@ static inline void iommu_prepare_isa(void)
 }
 #endif /* !CONFIG_DMAR_FLPY_WA */
 
-/* Initialize each context entry as pass through.*/
-static int __init init_context_pass_through(void)
-{
-	struct pci_dev *pdev = NULL;
-	struct dmar_domain *domain;
-	int ret;
-
-	for_each_pci_dev(pdev) {
-		domain = get_domain_for_dev(pdev, DEFAULT_DOMAIN_ADDRESS_WIDTH);
-		ret = domain_context_mapping(domain, pdev,
-					     CONTEXT_TT_PASS_THROUGH);
-		if (ret)
-			return ret;
-	}
-	return 0;
-}
-
 static int md_domain_init(struct dmar_domain *domain, int guest_width);
 
 static int __init si_domain_work_fn(unsigned long start_pfn,
@@ -2048,7 +2066,7 @@ static int __init si_domain_work_fn(unsigned long start_pfn,
 
 }
 
-static int si_domain_init(void)
+static int __init si_domain_init(int hw)
 {
 	struct dmar_drhd_unit *drhd;
 	struct intel_iommu *iommu;
@@ -2075,6 +2093,9 @@ static int si_domain_init(void)
 
 	si_domain->flags = DOMAIN_FLAG_STATIC_IDENTITY;
 
+	if (hw)
+		return 0;
+
 	for_each_online_node(nid) {
 		work_with_active_regions(nid, si_domain_work_fn, &ret);
 		if (ret)
@@ -2101,15 +2122,23 @@ static int identity_mapping(struct pci_dev *pdev)
 }
 
 static int domain_add_dev_info(struct dmar_domain *domain,
-				  struct pci_dev *pdev)
+			       struct pci_dev *pdev,
+			       int translation)
 {
 	struct device_domain_info *info;
 	unsigned long flags;
+	int ret;
 
 	info = alloc_devinfo_mem();
 	if (!info)
 		return -ENOMEM;
 
+	ret = domain_context_mapping(domain, pdev, translation);
+	if (ret) {
+		free_devinfo_mem(info);
+		return ret;
+	}
+
 	info->segment = pci_domain_nr(pdev->bus);
 	info->bus = pdev->bus->number;
 	info->devfn = pdev->devfn;
@@ -2127,8 +2156,14 @@ static int domain_add_dev_info(struct dmar_domain *domain,
 
 static int iommu_should_identity_map(struct pci_dev *pdev, int startup)
 {
-	if (iommu_identity_mapping == 2)
-		return IS_GFX_DEVICE(pdev);
+	if ((iommu_identity_mapping & IDENTMAP_AZALIA) && IS_AZALIA(pdev))
+		return 1;
+
+	if ((iommu_identity_mapping & IDENTMAP_GFX) && IS_GFX_DEVICE(pdev))
+		return 1;
+
+	if (!(iommu_identity_mapping & IDENTMAP_ALL))
+		return 0;
 
 	/*
 	 * We want to start off with all devices in the 1:1 domain, and
@@ -2166,27 +2201,25 @@ static int iommu_should_identity_map(struct pci_dev *pdev, int startup)
 	return 1;
 }
 
-static int iommu_prepare_static_identity_mapping(void)
+static int __init iommu_prepare_static_identity_mapping(int hw)
 {
 	struct pci_dev *pdev = NULL;
 	int ret;
 
-	ret = si_domain_init();
+	ret = si_domain_init(hw);
 	if (ret)
 		return -EFAULT;
 
 	for_each_pci_dev(pdev) {
 		if (iommu_should_identity_map(pdev, 1)) {
-			printk(KERN_INFO "IOMMU: identity mapping for device %s\n",
-			       pci_name(pdev));
+			printk(KERN_INFO "IOMMU: %s identity mapping for device %s\n",
+			       hw ? "hardware" : "software", pci_name(pdev));
 
-			ret = domain_context_mapping(si_domain, pdev,
+			ret = domain_add_dev_info(si_domain, pdev,
+						     hw ? CONTEXT_TT_PASS_THROUGH :
 						     CONTEXT_TT_MULTI_LEVEL);
 			if (ret)
 				return ret;
-			ret = domain_add_dev_info(si_domain, pdev);
-			if (ret)
-				return ret;
 		}
 	}
 
@@ -2200,14 +2233,6 @@ int __init init_dmars(void)
 	struct pci_dev *pdev;
 	struct intel_iommu *iommu;
 	int i, ret;
-	int pass_through = 1;
-
-	/*
-	 * In case pass through can not be enabled, iommu tries to use identity
-	 * mapping.
-	 */
-	if (iommu_pass_through)
-		iommu_identity_mapping = 1;
 
 	/*
 	 * for each drhd
@@ -2235,7 +2260,6 @@ int __init init_dmars(void)
 	deferred_flush = kzalloc(g_num_of_iommus *
 		sizeof(struct deferred_flush_tables), GFP_KERNEL);
 	if (!deferred_flush) {
-		kfree(g_iommus);
 		ret = -ENOMEM;
 		goto error;
 	}
@@ -2262,14 +2286,8 @@ int __init init_dmars(void)
 			goto error;
 		}
 		if (!ecap_pass_through(iommu->ecap))
-			pass_through = 0;
+			hw_pass_through = 0;
 	}
-	if (iommu_pass_through)
-		if (!pass_through) {
-			printk(KERN_INFO
-			       "Pass Through is not supported by hardware.\n");
-			iommu_pass_through = 0;
-		}
 
 	/*
 	 * Start from the sane iommu hardware state.
@@ -2324,64 +2342,60 @@ int __init init_dmars(void)
 		}
 	}
 
+	if (iommu_pass_through)
+		iommu_identity_mapping |= IDENTMAP_ALL;
+
+#ifdef CONFIG_DMAR_BROKEN_GFX_WA
+	iommu_identity_mapping |= IDENTMAP_GFX;
+#endif
+
+	check_tylersburg_isoch();
+
 	/*
-	 * If pass through is set and enabled, context entries of all pci
-	 * devices are intialized by pass through translation type.
+	 * If pass through is not set or not enabled, setup context entries for
+	 * identity mappings for rmrr, gfx, and isa and may fall back to static
+	 * identity mapping if iommu_identity_mapping is set.
 	 */
-	if (iommu_pass_through) {
-		ret = init_context_pass_through();
+	if (iommu_identity_mapping) {
+		ret = iommu_prepare_static_identity_mapping(hw_pass_through);
 		if (ret) {
-			printk(KERN_ERR "IOMMU: Pass through init failed.\n");
-			iommu_pass_through = 0;
+			printk(KERN_CRIT "Failed to setup IOMMU pass-through\n");
+			goto error;
 		}
 	}
-
 	/*
-	 * If pass through is not set or not enabled, setup context entries for
-	 * identity mappings for rmrr, gfx, and isa and may fall back to static
-	 * identity mapping if iommu_identity_mapping is set.
+	 * For each rmrr
+	 *   for each dev attached to rmrr
+	 *   do
+	 *     locate drhd for dev, alloc domain for dev
+	 *     allocate free domain
+	 *     allocate page table entries for rmrr
+	 *     if context not allocated for bus
+	 *           allocate and init context
+	 *           set present in root table for this bus
+	 *     init context with domain, translation etc
+	 *    endfor
+	 * endfor
 	 */
-	if (!iommu_pass_through) {
-#ifdef CONFIG_DMAR_BROKEN_GFX_WA
-		if (!iommu_identity_mapping)
-			iommu_identity_mapping = 2;
-#endif
-		if (iommu_identity_mapping)
-			iommu_prepare_static_identity_mapping();
-		/*
-		 * For each rmrr
-		 *   for each dev attached to rmrr
-		 *   do
-		 *     locate drhd for dev, alloc domain for dev
-		 *     allocate free domain
-		 *     allocate page table entries for rmrr
-		 *     if context not allocated for bus
-		 *           allocate and init context
-		 *           set present in root table for this bus
-		 *     init context with domain, translation etc
-		 *    endfor
-		 * endfor
-		 */
-		printk(KERN_INFO "IOMMU: Setting RMRR:\n");
-		for_each_rmrr_units(rmrr) {
-			for (i = 0; i < rmrr->devices_cnt; i++) {
-				pdev = rmrr->devices[i];
-				/*
-				 * some BIOS lists non-exist devices in DMAR
-				 * table.
-				 */
-				if (!pdev)
-					continue;
-				ret = iommu_prepare_rmrr_dev(rmrr, pdev);
-				if (ret)
-					printk(KERN_ERR
-				 "IOMMU: mapping reserved region failed\n");
-			}
+	printk(KERN_INFO "IOMMU: Setting RMRR:\n");
+	for_each_rmrr_units(rmrr) {
+		for (i = 0; i < rmrr->devices_cnt; i++) {
+			pdev = rmrr->devices[i];
+			/*
+			 * some BIOS lists non-exist devices in DMAR
+			 * table.
+			 */
+			if (!pdev)
+				continue;
+			ret = iommu_prepare_rmrr_dev(rmrr, pdev);
+			if (ret)
+				printk(KERN_ERR
+				       "IOMMU: mapping reserved region failed\n");
 		}
-
-		iommu_prepare_isa();
 	}
 
+	iommu_prepare_isa();
+
 	/*
 	 * for each drhd
 	 *   enable fault log
@@ -2404,11 +2418,12 @@ int __init init_dmars(void)
 
 		iommu->flush.flush_context(iommu, 0, 0, 0, DMA_CCMD_GLOBAL_INVL);
 		iommu->flush.flush_iotlb(iommu, 0, 0, 0, DMA_TLB_GLOBAL_FLUSH);
-		iommu_disable_protect_mem_regions(iommu);
 
 		ret = iommu_enable_translation(iommu);
 		if (ret)
 			goto error;
+
+		iommu_disable_protect_mem_regions(iommu);
 	}
 
 	return 0;
@@ -2455,8 +2470,7 @@ static struct iova *intel_alloc_iova(struct device *dev,
 	return iova;
 }
 
-static struct dmar_domain *
-get_valid_domain_for_dev(struct pci_dev *pdev)
+static struct dmar_domain *__get_valid_domain_for_dev(struct pci_dev *pdev)
 {
 	struct dmar_domain *domain;
 	int ret;
@@ -2484,6 +2498,18 @@ get_valid_domain_for_dev(struct pci_dev *pdev)
 	return domain;
 }
 
+static inline struct dmar_domain *get_valid_domain_for_dev(struct pci_dev *dev)
+{
+	struct device_domain_info *info;
+
+	/* No lock here, assumes no domain exit in normal case */
+	info = dev->dev.archdata.iommu;
+	if (likely(info))
+		return info->domain;
+
+	return __get_valid_domain_for_dev(dev);
+}
+
 static int iommu_dummy(struct pci_dev *pdev)
 {
 	return pdev->dev.archdata.iommu == DUMMY_DEVICE_DOMAIN_INFO;
@@ -2526,10 +2552,10 @@ static int iommu_no_mapping(struct device *dev)
 		 */
 		if (iommu_should_identity_map(pdev, 0)) {
 			int ret;
-			ret = domain_add_dev_info(si_domain, pdev);
-			if (ret)
-				return 0;
-			ret = domain_context_mapping(si_domain, pdev, CONTEXT_TT_MULTI_LEVEL);
+			ret = domain_add_dev_info(si_domain, pdev,
+						  hw_pass_through ?
+						  CONTEXT_TT_PASS_THROUGH :
+						  CONTEXT_TT_MULTI_LEVEL);
 			if (!ret) {
 				printk(KERN_INFO "64bit %s uses identity mapping\n",
 				       pci_name(pdev));
@@ -2638,10 +2664,9 @@ static void flush_unmaps(void)
 			unsigned long mask;
 			struct iova *iova = deferred_flush[i].iova[j];
 
-			mask = (iova->pfn_hi - iova->pfn_lo + 1) << PAGE_SHIFT;
-			mask = ilog2(mask >> VTD_PAGE_SHIFT);
+			mask = ilog2(mm_to_dma_pfn(iova->pfn_hi - iova->pfn_lo + 1));
 			iommu_flush_dev_iotlb(deferred_flush[i].domain[j],
-					iova->pfn_lo << PAGE_SHIFT, mask);
+					(uint64_t)iova->pfn_lo << PAGE_SHIFT, mask);
 			__free_iova(&deferred_flush[i].domain[j]->iovad, iova);
 		}
 		deferred_flush[i].next = 0;
@@ -2734,12 +2759,6 @@ static void intel_unmap_page(struct device *dev, dma_addr_t dev_addr,
 	}
 }
 
-static void intel_unmap_single(struct device *dev, dma_addr_t dev_addr, size_t size,
-			       int dir)
-{
-	intel_unmap_page(dev, dev_addr, size, dir, NULL);
-}
-
 static void *intel_alloc_coherent(struct device *hwdev, size_t size,
 				  dma_addr_t *dma_handle, gfp_t flags)
 {
@@ -2748,7 +2767,15 @@ static void *intel_alloc_coherent(struct device *hwdev, size_t size,
 
 	size = PAGE_ALIGN(size);
 	order = get_order(size);
-	flags &= ~(GFP_DMA | GFP_DMA32);
+
+	if (!iommu_no_mapping(hwdev))
+		flags &= ~(GFP_DMA | GFP_DMA32);
+	else if (hwdev->coherent_dma_mask < dma_get_required_mask(hwdev)) {
+		if (hwdev->coherent_dma_mask < DMA_BIT_MASK(32))
+			flags |= GFP_DMA;
+		else
+			flags |= GFP_DMA32;
+	}
 
 	vaddr = (void *)__get_free_pages(flags, order);
 	if (!vaddr)
@@ -2772,7 +2799,7 @@ static void intel_free_coherent(struct device *hwdev, size_t size, void *vaddr,
 	size = PAGE_ALIGN(size);
 	order = get_order(size);
 
-	intel_unmap_single(hwdev, dma_handle, size, DMA_BIDIRECTIONAL);
+	intel_unmap_page(hwdev, dma_handle, size, DMA_BIDIRECTIONAL, NULL);
 	free_pages((unsigned long)vaddr, order);
 }
 
@@ -2808,11 +2835,18 @@ static void intel_unmap_sg(struct device *hwdev, struct scatterlist *sglist,
 	/* free page tables */
 	dma_pte_free_pagetable(domain, start_pfn, last_pfn);
 
-	iommu_flush_iotlb_psi(iommu, domain->id, start_pfn,
-			      (last_pfn - start_pfn + 1));
-
-	/* free iova */
-	__free_iova(&domain->iovad, iova);
+	if (intel_iommu_strict) {
+		iommu_flush_iotlb_psi(iommu, domain->id, start_pfn,
+				      last_pfn - start_pfn + 1);
+		/* free iova */
+		__free_iova(&domain->iovad, iova);
+	} else {
+		add_unmap(domain, iova);
+		/*
+		 * queue up the release of the unmap to save the 1/6th of the
+		 * cpu used up by the iotlb flush operation...
+		 */
+	}
 }
 
 static int intel_nontranslate_map_sg(struct device *hddev,
@@ -3056,8 +3090,8 @@ static int init_iommu_hw(void)
 					   DMA_CCMD_GLOBAL_INVL);
 		iommu->flush.flush_iotlb(iommu, 0, 0, 0,
 					 DMA_TLB_GLOBAL_FLUSH);
-		iommu_disable_protect_mem_regions(iommu);
 		iommu_enable_translation(iommu);
+		iommu_disable_protect_mem_regions(iommu);
 	}
 
 	return 0;
@@ -3181,6 +3215,33 @@ static int __init init_iommu_sysfs(void)
 }
 #endif	/* CONFIG_PM */
 
+/*
+ * Here we only respond to action of unbound device from driver.
+ *
+ * Added device is not attached to its DMAR domain here yet. That will happen
+ * when mapping the device to iova.
+ */
+static int device_notifier(struct notifier_block *nb,
+				  unsigned long action, void *data)
+{
+	struct device *dev = data;
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct dmar_domain *domain;
+
+	domain = find_domain(pdev);
+	if (!domain)
+		return 0;
+
+	if (action == BUS_NOTIFY_UNBOUND_DRIVER && !iommu_pass_through)
+		domain_remove_one_dev_info(domain, pdev);
+
+	return 0;
+}
+
+static struct notifier_block device_nb = {
+	.notifier_call = device_notifier,
+};
+
 int __init intel_iommu_init(void)
 {
 	int ret = 0;
@@ -3205,7 +3266,7 @@ int __init intel_iommu_init(void)
 	 * Check the need for DMA-remapping initialization now.
 	 * Above initialization will also be used by Interrupt-remapping.
 	 */
-	if (no_iommu || (swiotlb && !iommu_pass_through) || dmar_disabled)
+	if (no_iommu || swiotlb || dmar_disabled)
 		return -ENODEV;
 
 	iommu_init_mempool();
@@ -3227,19 +3288,14 @@ int __init intel_iommu_init(void)
 
 	init_timer(&unmap_timer);
 	force_iommu = 1;
-
-	if (!iommu_pass_through) {
-		printk(KERN_INFO
-		       "Multi-level page-table translation for DMAR.\n");
-		dma_ops = &intel_dma_ops;
-	} else
-		printk(KERN_INFO
-		       "DMAR: Pass through translation for DMAR.\n");
+	dma_ops = &intel_dma_ops;
 
 	init_iommu_sysfs();
 
 	register_iommu(&intel_iommu_ops);
 
+	bus_register_notifier(&pci_bus_type, &device_nb);
+
 	return 0;
 }
 
@@ -3517,7 +3573,6 @@ static int intel_iommu_attach_device(struct iommu_domain *domain,
 	struct intel_iommu *iommu;
 	int addr_width;
 	u64 end;
-	int ret;
 
 	/* normally pdev is not mapped */
 	if (unlikely(domain_context_mapped(pdev))) {
@@ -3549,12 +3604,7 @@ static int intel_iommu_attach_device(struct iommu_domain *domain,
 		return -EFAULT;
 	}
 
-	ret = domain_add_dev_info(dmar_domain, pdev);
-	if (ret)
-		return ret;
-
-	ret = domain_context_mapping(dmar_domain, pdev, CONTEXT_TT_MULTI_LEVEL);
-	return ret;
+	return domain_add_dev_info(dmar_domain, pdev, CONTEXT_TT_MULTI_LEVEL);
 }
 
 static void intel_iommu_detach_device(struct iommu_domain *domain,
@@ -3671,3 +3721,61 @@ static void __devinit quirk_iommu_rwbf(struct pci_dev *dev)
 }
 
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_INTEL, 0x2a40, quirk_iommu_rwbf);
+
+/* On Tylersburg chipsets, some BIOSes have been known to enable the
+   ISOCH DMAR unit for the Azalia sound device, but not give it any
+   TLB entries, which causes it to deadlock. Check for that.  We do
+   this in a function called from init_dmars(), instead of in a PCI
+   quirk, because we don't want to print the obnoxious "BIOS broken"
+   message if VT-d is actually disabled.
+*/
+static void __init check_tylersburg_isoch(void)
+{
+	struct pci_dev *pdev;
+	uint32_t vtisochctrl;
+
+	/* If there's no Azalia in the system anyway, forget it. */
+	pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x3a3e, NULL);
+	if (!pdev)
+		return;
+	pci_dev_put(pdev);
+
+	/* System Management Registers. Might be hidden, in which case
+	   we can't do the sanity check. But that's OK, because the
+	   known-broken BIOSes _don't_ actually hide it, so far. */
+	pdev = pci_get_device(PCI_VENDOR_ID_INTEL, 0x342e, NULL);
+	if (!pdev)
+		return;
+
+	if (pci_read_config_dword(pdev, 0x188, &vtisochctrl)) {
+		pci_dev_put(pdev);
+		return;
+	}
+
+	pci_dev_put(pdev);
+
+	/* If Azalia DMA is routed to the non-isoch DMAR unit, fine. */
+	if (vtisochctrl & 1)
+		return;
+
+	/* Drop all bits other than the number of TLB entries */
+	vtisochctrl &= 0x1c;
+
+	/* If we have the recommended number of TLB entries (16), fine. */
+	if (vtisochctrl == 0x10)
+		return;
+
+	/* Zero TLB entries? You get to ride the short bus to school. */
+	if (!vtisochctrl) {
+		WARN(1, "Your BIOS is broken; DMA routed to ISOCH DMAR unit but no TLB space.\n"
+		     "BIOS vendor: %s; Ver: %s; Product Version: %s\n",
+		     dmi_get_system_info(DMI_BIOS_VENDOR),
+		     dmi_get_system_info(DMI_BIOS_VERSION),
+		     dmi_get_system_info(DMI_PRODUCT_VERSION));
+		iommu_identity_mapping |= IDENTMAP_AZALIA;
+		return;
+	}
+	
+	printk(KERN_WARNING "DMAR: Recommended TLB entries for ISOCH unit is 16; your BIOS set %d\n",
+	       vtisochctrl);
+}
diff --git a/drivers/pci/intr_remapping.c b/drivers/pci/intr_remapping.c
index 44803644ca05..0ed78a764ded 100644
--- a/drivers/pci/intr_remapping.c
+++ b/drivers/pci/intr_remapping.c
@@ -603,6 +603,9 @@ int __init intr_remapping_supported(void)
 	if (disable_intremap)
 		return 0;
 
+	if (!dmar_ir_support())
+		return 0;
+
 	for_each_drhd_unit(drhd) {
 		struct intel_iommu *iommu = drhd->iommu;
 
@@ -618,6 +621,11 @@ int __init enable_intr_remapping(int eim)
 	struct dmar_drhd_unit *drhd;
 	int setup = 0;
 
+	if (parse_ioapics_under_ir() != 1) {
+		printk(KERN_INFO "Not enable interrupt remapping\n");
+		return -1;
+	}
+
 	for_each_drhd_unit(drhd) {
 		struct intel_iommu *iommu = drhd->iommu;
 
diff --git a/drivers/pci/iova.c b/drivers/pci/iova.c
index 46dd440e2315..7914951ef29a 100644
--- a/drivers/pci/iova.c
+++ b/drivers/pci/iova.c
@@ -22,7 +22,6 @@
 void
 init_iova_domain(struct iova_domain *iovad, unsigned long pfn_32bit)
 {
-	spin_lock_init(&iovad->iova_alloc_lock);
 	spin_lock_init(&iovad->iova_rbtree_lock);
 	iovad->rbroot = RB_ROOT;
 	iovad->cached32_node = NULL;
@@ -205,7 +204,6 @@ alloc_iova(struct iova_domain *iovad, unsigned long size,
 	unsigned long limit_pfn,
 	bool size_aligned)
 {
-	unsigned long flags;
 	struct iova *new_iova;
 	int ret;
 
@@ -219,11 +217,9 @@ alloc_iova(struct iova_domain *iovad, unsigned long size,
 	if (size_aligned)
 		size = __roundup_pow_of_two(size);
 
-	spin_lock_irqsave(&iovad->iova_alloc_lock, flags);
 	ret = __alloc_and_insert_iova_range(iovad, size, limit_pfn,
 			new_iova, size_aligned);
 
-	spin_unlock_irqrestore(&iovad->iova_alloc_lock, flags);
 	if (ret) {
 		free_iova_mem(new_iova);
 		return NULL;
@@ -381,8 +377,7 @@ reserve_iova(struct iova_domain *iovad,
 	struct iova *iova;
 	unsigned int overlap = 0;
 
-	spin_lock_irqsave(&iovad->iova_alloc_lock, flags);
-	spin_lock(&iovad->iova_rbtree_lock);
+	spin_lock_irqsave(&iovad->iova_rbtree_lock, flags);
 	for (node = rb_first(&iovad->rbroot); node; node = rb_next(node)) {
 		if (__is_range_overlap(node, pfn_lo, pfn_hi)) {
 			iova = container_of(node, struct iova, node);
@@ -402,8 +397,7 @@ reserve_iova(struct iova_domain *iovad,
 	iova = __insert_new_range(iovad, pfn_lo, pfn_hi);
 finish:
 
-	spin_unlock(&iovad->iova_rbtree_lock);
-	spin_unlock_irqrestore(&iovad->iova_alloc_lock, flags);
+	spin_unlock_irqrestore(&iovad->iova_rbtree_lock, flags);
 	return iova;
 }
 
@@ -420,8 +414,7 @@ copy_reserved_iova(struct iova_domain *from, struct iova_domain *to)
 	unsigned long flags;
 	struct rb_node *node;
 
-	spin_lock_irqsave(&from->iova_alloc_lock, flags);
-	spin_lock(&from->iova_rbtree_lock);
+	spin_lock_irqsave(&from->iova_rbtree_lock, flags);
 	for (node = rb_first(&from->rbroot); node; node = rb_next(node)) {
 		struct iova *iova = container_of(node, struct iova, node);
 		struct iova *new_iova;
@@ -430,6 +423,5 @@ copy_reserved_iova(struct iova_domain *from, struct iova_domain *to)
 			printk(KERN_ERR "Reserve iova range %lx@%lx failed\n",
 				iova->pfn_lo, iova->pfn_lo);
 	}
-	spin_unlock(&from->iova_rbtree_lock);
-	spin_unlock_irqrestore(&from->iova_alloc_lock, flags);
+	spin_unlock_irqrestore(&from->iova_rbtree_lock, flags);
 }
diff --git a/drivers/pci/pci.c b/drivers/pci/pci.c
index 6edecff0b419..4e4c295a049f 100644
--- a/drivers/pci/pci.c
+++ b/drivers/pci/pci.c
@@ -513,7 +513,11 @@ static int pci_raw_set_power_state(struct pci_dev *dev, pci_power_t state)
 	else if (state == PCI_D2 || dev->current_state == PCI_D2)
 		udelay(PCI_PM_D2_DELAY);
 
-	dev->current_state = state;
+	pci_read_config_word(dev, dev->pm_cap + PCI_PM_CTRL, &pmcsr);
+	dev->current_state = (pmcsr & PCI_PM_CTRL_STATE_MASK);
+	if (dev->current_state != state && printk_ratelimit())
+		dev_info(&dev->dev, "Refused to change power state, "
+			"currently in D%d\n", dev->current_state);
 
 	/* According to section 5.4.1 of the "PCI BUS POWER MANAGEMENT
 	 * INTERFACE SPECIFICATION, REV. 1.2", a device transitioning
@@ -2542,10 +2546,10 @@ int pci_resource_bar(struct pci_dev *dev, int resno, enum pci_bar_type *type)
 
 /**
  * pci_set_vga_state - set VGA decode state on device and parents if requested
- * @dev the PCI device
- * @decode - true = enable decoding, false = disable decoding
- * @command_bits PCI_COMMAND_IO and/or PCI_COMMAND_MEMORY
- * @change_bridge - traverse ancestors and change bridges
+ * @dev: the PCI device
+ * @decode: true = enable decoding, false = disable decoding
+ * @command_bits: PCI_COMMAND_IO and/or PCI_COMMAND_MEMORY
+ * @change_bridge: traverse ancestors and change bridges
  */
 int pci_set_vga_state(struct pci_dev *dev, bool decode,
 		      unsigned int command_bits, bool change_bridge)
@@ -2719,17 +2723,6 @@ int __attribute__ ((weak)) pci_ext_cfg_avail(struct pci_dev *dev)
 	return 1;
 }
 
-static int __devinit pci_init(void)
-{
-	struct pci_dev *dev = NULL;
-
-	while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
-		pci_fixup_device(pci_fixup_final, dev);
-	}
-
-	return 0;
-}
-
 static int __init pci_setup(char *str)
 {
 	while (str) {
@@ -2767,8 +2760,6 @@ static int __init pci_setup(char *str)
 }
 early_param("pci", pci_setup);
 
-device_initcall(pci_init);
-
 EXPORT_SYMBOL(pci_reenable_device);
 EXPORT_SYMBOL(pci_enable_device_io);
 EXPORT_SYMBOL(pci_enable_device_mem);
diff --git a/drivers/pci/pcie/aer/aerdrv.c b/drivers/pci/pcie/aer/aerdrv.c
index 10c0e62bd5a8..40c3cc5d1caf 100644
--- a/drivers/pci/pcie/aer/aerdrv.c
+++ b/drivers/pci/pcie/aer/aerdrv.c
@@ -17,6 +17,7 @@
 
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/kernel.h>
 #include <linux/errno.h>
 #include <linux/pm.h>
@@ -52,7 +53,7 @@ static struct pci_error_handlers aer_error_handlers = {
 
 static struct pcie_port_service_driver aerdriver = {
 	.name		= "aer",
-	.port_type	= PCIE_ANY_PORT,
+	.port_type	= PCIE_RC_PORT,
 	.service	= PCIE_PORT_SERVICE_AER,
 
 	.probe		= aer_probe,
@@ -318,6 +319,8 @@ static int __init aer_service_init(void)
 {
 	if (pcie_aer_disable)
 		return -ENXIO;
+	if (!pci_msi_enabled())
+		return -ENXIO;
 	return pcie_port_service_register(&aerdriver);
 }
 
diff --git a/drivers/pci/pcie/aspm.c b/drivers/pci/pcie/aspm.c
index f289ca9bf18d..5b7056cec00c 100644
--- a/drivers/pci/pcie/aspm.c
+++ b/drivers/pci/pcie/aspm.c
@@ -303,9 +303,6 @@ static void pcie_get_aspm_reg(struct pci_dev *pdev,
 	pos = pci_find_capability(pdev, PCI_CAP_ID_EXP);
 	pci_read_config_dword(pdev, pos + PCI_EXP_LNKCAP, &reg32);
 	info->support = (reg32 & PCI_EXP_LNKCAP_ASPMS) >> 10;
-	/* 00b and 10b are defined as "Reserved". */
-	if (info->support == PCIE_LINK_STATE_L1)
-		info->support = 0;
 	info->latency_encoding_l0s = (reg32 & PCI_EXP_LNKCAP_L0SEL) >> 12;
 	info->latency_encoding_l1  = (reg32 & PCI_EXP_LNKCAP_L1EL) >> 15;
 	pci_read_config_word(pdev, pos + PCI_EXP_LNKCTL, &reg16);
@@ -659,8 +656,10 @@ void pcie_aspm_exit_link_state(struct pci_dev *pdev)
 	free_link_state(link);
 
 	/* Recheck latencies and configure upstream links */
-	pcie_update_aspm_capable(root);
-	pcie_config_aspm_path(parent_link);
+	if (parent_link) {
+		pcie_update_aspm_capable(root);
+		pcie_config_aspm_path(parent_link);
+	}
 out:
 	mutex_unlock(&aspm_lock);
 	up_read(&pci_bus_sem);
diff --git a/drivers/pci/pcie/portdrv_pci.c b/drivers/pci/pcie/portdrv_pci.c
index 6df5c984a791..f635e476d632 100644
--- a/drivers/pci/pcie/portdrv_pci.c
+++ b/drivers/pci/pcie/portdrv_pci.c
@@ -30,7 +30,6 @@ MODULE_DESCRIPTION(DRIVER_DESC);
 MODULE_LICENSE("GPL");
 
 /* global data */
-static const char device_name[] = "pcieport-driver";
 
 static int pcie_portdrv_restore_config(struct pci_dev *dev)
 {
@@ -262,7 +261,7 @@ static struct pci_error_handlers pcie_portdrv_err_handler = {
 };
 
 static struct pci_driver pcie_portdriver = {
-	.name		= (char *)device_name,
+	.name		= "pcieport",
 	.id_table	= &port_pci_ids[0],
 
 	.probe		= pcie_portdrv_probe,
diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c
index 6099facecd79..245d2cdb4765 100644
--- a/drivers/pci/quirks.c
+++ b/drivers/pci/quirks.c
@@ -670,6 +670,25 @@ static void __devinit quirk_vt8235_acpi(struct pci_dev *dev)
 }
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_VIA,	PCI_DEVICE_ID_VIA_8235,	quirk_vt8235_acpi);
 
+/*
+ * TI XIO2000a PCIe-PCI Bridge erroneously reports it supports fast back-to-back:
+ *	Disable fast back-to-back on the secondary bus segment
+ */
+static void __devinit quirk_xio2000a(struct pci_dev *dev)
+{
+	struct pci_dev *pdev;
+	u16 command;
+
+	dev_warn(&dev->dev, "TI XIO2000a quirk detected; "
+		"secondary bus fast back-to-back transfers disabled\n");
+	list_for_each_entry(pdev, &dev->subordinate->devices, bus_list) {
+		pci_read_config_word(pdev, PCI_COMMAND, &command);
+		if (command & PCI_COMMAND_FAST_BACK)
+			pci_write_config_word(pdev, PCI_COMMAND, command & ~PCI_COMMAND_FAST_BACK);
+	}
+}
+DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_TI, PCI_DEVICE_ID_TI_XIO2000A,
+			quirk_xio2000a);
 
 #ifdef CONFIG_X86_IO_APIC 
 
@@ -990,7 +1009,7 @@ DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_INTEL,	PCI_DEVICE_ID_INTEL_82454NX,
 
 static void __devinit quirk_amd_ide_mode(struct pci_dev *pdev)
 {
-	/* set SBX00 SATA in IDE mode to AHCI mode */
+	/* set SBX00/Hudson-2 SATA in IDE mode to AHCI mode */
 	u8 tmp;
 
 	pci_read_config_byte(pdev, PCI_CLASS_DEVICE, &tmp);
@@ -1009,8 +1028,8 @@ DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk
 DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, quirk_amd_ide_mode);
 DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
 DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, quirk_amd_ide_mode);
-DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
-DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_SB900_SATA_IDE, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode);
+DECLARE_PCI_FIXUP_RESUME_EARLY(PCI_VENDOR_ID_AMD, PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE, quirk_amd_ide_mode);
 
 /*
  *	Serverworks CSB5 IDE does not fully support native mode
@@ -2572,6 +2591,19 @@ void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev)
 	}
 	pci_do_fixups(dev, start, end);
 }
+
+static int __init pci_apply_final_quirks(void)
+{
+	struct pci_dev *dev = NULL;
+
+	while ((dev = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, dev)) != NULL) {
+		pci_fixup_device(pci_fixup_final, dev);
+	}
+
+	return 0;
+}
+
+fs_initcall_sync(pci_apply_final_quirks);
 #else
 void pci_fixup_device(enum pci_fixup_pass pass, struct pci_dev *dev) {}
 #endif
diff --git a/drivers/pci/setup-res.c b/drivers/pci/setup-res.c
index 706f82d8111f..c54526b206b5 100644
--- a/drivers/pci/setup-res.c
+++ b/drivers/pci/setup-res.c
@@ -205,43 +205,6 @@ int pci_assign_resource(struct pci_dev *dev, int resno)
 	return ret;
 }
 
-#if 0
-int pci_assign_resource_fixed(struct pci_dev *dev, int resno)
-{
-	struct pci_bus *bus = dev->bus;
-	struct resource *res = dev->resource + resno;
-	unsigned int type_mask;
-	int i, ret = -EBUSY;
-
-	type_mask = IORESOURCE_IO | IORESOURCE_MEM | IORESOURCE_PREFETCH;
-
-	for (i = 0; i < PCI_BUS_NUM_RESOURCES; i++) {
-		struct resource *r = bus->resource[i];
-		if (!r)
-			continue;
-
-		/* type_mask must match */
-		if ((res->flags ^ r->flags) & type_mask)
-			continue;
-
-		ret = request_resource(r, res);
-
-		if (ret == 0)
-			break;
-	}
-
-	if (ret) {
-		dev_err(&dev->dev, "BAR %d: can't allocate %s resource %pR\n",
-			resno, res->flags & IORESOURCE_IO ? "I/O" : "mem", res);
-	} else if (resno < PCI_BRIDGE_RESOURCES) {
-		pci_update_resource(dev, resno);
-	}
-
-	return ret;
-}
-EXPORT_SYMBOL_GPL(pci_assign_resource_fixed);
-#endif
-
 /* Sort resources by alignment */
 void pdev_sort_resources(struct pci_dev *dev, struct resource_list *head)
 {
diff --git a/drivers/pcmcia/Kconfig b/drivers/pcmcia/Kconfig
index fbf965b31c14..17f38a781d47 100644
--- a/drivers/pcmcia/Kconfig
+++ b/drivers/pcmcia/Kconfig
@@ -192,6 +192,10 @@ config PCMCIA_AU1X00
 	tristate "Au1x00 pcmcia support"
 	depends on SOC_AU1X00 && PCMCIA
 
+config PCMCIA_BCM63XX
+	tristate "bcm63xx pcmcia support"
+	depends on BCM63XX && PCMCIA
+
 config PCMCIA_SA1100
 	tristate "SA1100 support"
 	depends on ARM && ARCH_SA1100 && PCMCIA
diff --git a/drivers/pcmcia/Makefile b/drivers/pcmcia/Makefile
index 047394d98ac2..a03a38acd77d 100644
--- a/drivers/pcmcia/Makefile
+++ b/drivers/pcmcia/Makefile
@@ -27,6 +27,7 @@ obj-$(CONFIG_PCMCIA_SA1111)			+= sa11xx_core.o sa1111_cs.o
 obj-$(CONFIG_M32R_PCC)				+= m32r_pcc.o
 obj-$(CONFIG_M32R_CFC)				+= m32r_cfc.o
 obj-$(CONFIG_PCMCIA_AU1X00)			+= au1x00_ss.o
+obj-$(CONFIG_PCMCIA_BCM63XX)			+= bcm63xx_pcmcia.o
 obj-$(CONFIG_PCMCIA_VRC4171)			+= vrc4171_card.o
 obj-$(CONFIG_PCMCIA_VRC4173)			+= vrc4173_cardu.o
 obj-$(CONFIG_OMAP_CF)				+= omap_cf.o
@@ -71,6 +72,7 @@ pxa2xx-obj-$(CONFIG_MACH_ARMCORE)		+= pxa2xx_cm_x2xx_cs.o
 pxa2xx-obj-$(CONFIG_ARCH_VIPER)			+= pxa2xx_viper.o
 pxa2xx-obj-$(CONFIG_TRIZEPS_PCMCIA)		+= pxa2xx_trizeps4.o
 pxa2xx-obj-$(CONFIG_MACH_PALMTX)		+= pxa2xx_palmtx.o
+pxa2xx-obj-$(CONFIG_MACH_PALMTC)		+= pxa2xx_palmtc.o
 pxa2xx-obj-$(CONFIG_MACH_PALMLD)		+= pxa2xx_palmld.o
 pxa2xx-obj-$(CONFIG_MACH_E740)			+= pxa2xx_e740.o
 pxa2xx-obj-$(CONFIG_MACH_STARGATE2)		+= pxa2xx_stargate2.o
diff --git a/drivers/pcmcia/at91_cf.c b/drivers/pcmcia/at91_cf.c
index 9e1140f085fd..e1dccedc5960 100644
--- a/drivers/pcmcia/at91_cf.c
+++ b/drivers/pcmcia/at91_cf.c
@@ -363,7 +363,7 @@ static int at91_cf_suspend(struct platform_device *pdev, pm_message_t mesg)
 	struct at91_cf_socket	*cf = platform_get_drvdata(pdev);
 	struct at91_cf_data	*board = cf->board;
 
-	pcmcia_socket_dev_suspend(&pdev->dev, mesg);
+	pcmcia_socket_dev_suspend(&pdev->dev);
 	if (device_may_wakeup(&pdev->dev)) {
 		enable_irq_wake(board->det_pin);
 		if (board->irq_pin)
diff --git a/drivers/pcmcia/au1000_generic.c b/drivers/pcmcia/au1000_generic.c
index 90013341cd5f..02088704ac2c 100644
--- a/drivers/pcmcia/au1000_generic.c
+++ b/drivers/pcmcia/au1000_generic.c
@@ -515,7 +515,7 @@ static int au1x00_drv_pcmcia_probe(struct platform_device *dev)
 static int au1x00_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int au1x00_drv_pcmcia_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/bcm63xx_pcmcia.c b/drivers/pcmcia/bcm63xx_pcmcia.c
new file mode 100644
index 000000000000..bc88a3b19bb3
--- /dev/null
+++ b/drivers/pcmcia/bcm63xx_pcmcia.c
@@ -0,0 +1,536 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/ioport.h>
+#include <linux/timer.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/pci.h>
+#include <linux/gpio.h>
+
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+#include "bcm63xx_pcmcia.h"
+
+#define PFX	"bcm63xx_pcmcia: "
+
+#ifdef CONFIG_CARDBUS
+/* if cardbus is used, platform device needs reference to actual pci
+ * device */
+static struct pci_dev *bcm63xx_cb_dev;
+#endif
+
+/*
+ * read/write helper for pcmcia regs
+ */
+static inline u32 pcmcia_readl(struct bcm63xx_pcmcia_socket *skt, u32 off)
+{
+	return bcm_readl(skt->base + off);
+}
+
+static inline void pcmcia_writel(struct bcm63xx_pcmcia_socket *skt,
+				 u32 val, u32 off)
+{
+	bcm_writel(val, skt->base + off);
+}
+
+/*
+ * This callback should (re-)initialise the socket, turn on status
+ * interrupts and PCMCIA bus, and wait for power to stabilise so that
+ * the card status signals report correctly.
+ *
+ * Hardware cannot do that.
+ */
+static int bcm63xx_pcmcia_sock_init(struct pcmcia_socket *sock)
+{
+	return 0;
+}
+
+/*
+ * This callback should remove power on the socket, disable IRQs from
+ * the card, turn off status interrupts, and disable the PCMCIA bus.
+ *
+ * Hardware cannot do that.
+ */
+static int bcm63xx_pcmcia_suspend(struct pcmcia_socket *sock)
+{
+	return 0;
+}
+
+/*
+ * Implements the set_socket() operation for the in-kernel PCMCIA
+ * service (formerly SS_SetSocket in Card Services). We more or
+ * less punt all of this work and let the kernel handle the details
+ * of power configuration, reset, &c. We also record the value of
+ * `state' in order to regurgitate it to the PCMCIA core later.
+ */
+static int bcm63xx_pcmcia_set_socket(struct pcmcia_socket *sock,
+				     socket_state_t *state)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+	unsigned long flags;
+	u32 val;
+
+	skt = sock->driver_data;
+
+	spin_lock_irqsave(&skt->lock, flags);
+
+	/* note: hardware cannot control socket power, so we will
+	 * always report SS_POWERON */
+
+	/* apply socket reset */
+	val = pcmcia_readl(skt, PCMCIA_C1_REG);
+	if (state->flags & SS_RESET)
+		val |= PCMCIA_C1_RESET_MASK;
+	else
+		val &= ~PCMCIA_C1_RESET_MASK;
+
+	/* reverse reset logic for cardbus card */
+	if (skt->card_detected && (skt->card_type & CARD_CARDBUS))
+		val ^= PCMCIA_C1_RESET_MASK;
+
+	pcmcia_writel(skt, val, PCMCIA_C1_REG);
+
+	/* keep requested state for event reporting */
+	skt->requested_state = *state;
+
+	spin_unlock_irqrestore(&skt->lock, flags);
+
+	return 0;
+}
+
+/*
+ * identity cardtype from VS[12] input, CD[12] input while only VS2 is
+ * floating, and CD[12] input while only VS1 is floating
+ */
+enum {
+	IN_VS1 = (1 << 0),
+	IN_VS2 = (1 << 1),
+	IN_CD1_VS2H = (1 << 2),
+	IN_CD2_VS2H = (1 << 3),
+	IN_CD1_VS1H = (1 << 4),
+	IN_CD2_VS1H = (1 << 5),
+};
+
+static const u8 vscd_to_cardtype[] = {
+
+	/* VS1 float, VS2 float */
+	[IN_VS1 | IN_VS2] = (CARD_PCCARD | CARD_5V),
+
+	/* VS1 grounded, VS2 float */
+	[IN_VS2] = (CARD_PCCARD | CARD_5V | CARD_3V),
+
+	/* VS1 grounded, VS2 grounded */
+	[0] = (CARD_PCCARD | CARD_5V | CARD_3V | CARD_XV),
+
+	/* VS1 tied to CD1, VS2 float */
+	[IN_VS1 | IN_VS2 | IN_CD1_VS1H] = (CARD_CARDBUS | CARD_3V),
+
+	/* VS1 grounded, VS2 tied to CD2 */
+	[IN_VS2 | IN_CD2_VS2H] = (CARD_CARDBUS | CARD_3V | CARD_XV),
+
+	/* VS1 tied to CD2, VS2 grounded */
+	[IN_VS1 | IN_CD2_VS1H] = (CARD_CARDBUS | CARD_3V | CARD_XV | CARD_YV),
+
+	/* VS1 float, VS2 grounded */
+	[IN_VS1] = (CARD_PCCARD | CARD_XV),
+
+	/* VS1 float, VS2 tied to CD2 */
+	[IN_VS1 | IN_VS2 | IN_CD2_VS2H] = (CARD_CARDBUS | CARD_3V),
+
+	/* VS1 float, VS2 tied to CD1 */
+	[IN_VS1 | IN_VS2 | IN_CD1_VS2H] = (CARD_CARDBUS | CARD_XV | CARD_YV),
+
+	/* VS1 tied to CD2, VS2 float */
+	[IN_VS1 | IN_VS2 | IN_CD2_VS1H] = (CARD_CARDBUS | CARD_YV),
+
+	/* VS2 grounded, VS1 is tied to CD1, CD2 is grounded */
+	[IN_VS1 | IN_CD1_VS1H] = 0, /* ignore cardbay */
+};
+
+/*
+ * poll hardware to check card insertion status
+ */
+static unsigned int __get_socket_status(struct bcm63xx_pcmcia_socket *skt)
+{
+	unsigned int stat;
+	u32 val;
+
+	stat = 0;
+
+	/* check CD for card presence */
+	val = pcmcia_readl(skt, PCMCIA_C1_REG);
+
+	if (!(val & PCMCIA_C1_CD1_MASK) && !(val & PCMCIA_C1_CD2_MASK))
+		stat |= SS_DETECT;
+
+	/* if new insertion, detect cardtype */
+	if ((stat & SS_DETECT) && !skt->card_detected) {
+		unsigned int stat = 0;
+
+		/* float VS1, float VS2 */
+		val |= PCMCIA_C1_VS1OE_MASK;
+		val |= PCMCIA_C1_VS2OE_MASK;
+		pcmcia_writel(skt, val, PCMCIA_C1_REG);
+
+		/* wait for output to stabilize and read VS[12] */
+		udelay(10);
+		val = pcmcia_readl(skt, PCMCIA_C1_REG);
+		stat |= (val & PCMCIA_C1_VS1_MASK) ? IN_VS1 : 0;
+		stat |= (val & PCMCIA_C1_VS2_MASK) ? IN_VS2 : 0;
+
+		/* drive VS1 low, float VS2 */
+		val &= ~PCMCIA_C1_VS1OE_MASK;
+		val |= PCMCIA_C1_VS2OE_MASK;
+		pcmcia_writel(skt, val, PCMCIA_C1_REG);
+
+		/* wait for output to stabilize and read CD[12] */
+		udelay(10);
+		val = pcmcia_readl(skt, PCMCIA_C1_REG);
+		stat |= (val & PCMCIA_C1_CD1_MASK) ? IN_CD1_VS2H : 0;
+		stat |= (val & PCMCIA_C1_CD2_MASK) ? IN_CD2_VS2H : 0;
+
+		/* float VS1, drive VS2 low */
+		val |= PCMCIA_C1_VS1OE_MASK;
+		val &= ~PCMCIA_C1_VS2OE_MASK;
+		pcmcia_writel(skt, val, PCMCIA_C1_REG);
+
+		/* wait for output to stabilize and read CD[12] */
+		udelay(10);
+		val = pcmcia_readl(skt, PCMCIA_C1_REG);
+		stat |= (val & PCMCIA_C1_CD1_MASK) ? IN_CD1_VS1H : 0;
+		stat |= (val & PCMCIA_C1_CD2_MASK) ? IN_CD2_VS1H : 0;
+
+		/* guess cardtype from all this */
+		skt->card_type = vscd_to_cardtype[stat];
+		if (!skt->card_type)
+			dev_err(&skt->socket.dev, "unsupported card type\n");
+
+		/* drive both VS pin to 0 again */
+		val &= ~(PCMCIA_C1_VS1OE_MASK | PCMCIA_C1_VS2OE_MASK);
+
+		/* enable correct logic */
+		val &= ~(PCMCIA_C1_EN_PCMCIA_MASK | PCMCIA_C1_EN_CARDBUS_MASK);
+		if (skt->card_type & CARD_PCCARD)
+			val |= PCMCIA_C1_EN_PCMCIA_MASK;
+		else
+			val |= PCMCIA_C1_EN_CARDBUS_MASK;
+
+		pcmcia_writel(skt, val, PCMCIA_C1_REG);
+	}
+	skt->card_detected = (stat & SS_DETECT) ? 1 : 0;
+
+	/* report card type/voltage */
+	if (skt->card_type & CARD_CARDBUS)
+		stat |= SS_CARDBUS;
+	if (skt->card_type & CARD_3V)
+		stat |= SS_3VCARD;
+	if (skt->card_type & CARD_XV)
+		stat |= SS_XVCARD;
+	stat |= SS_POWERON;
+
+	if (gpio_get_value(skt->pd->ready_gpio))
+		stat |= SS_READY;
+
+	return stat;
+}
+
+/*
+ * core request to get current socket status
+ */
+static int bcm63xx_pcmcia_get_status(struct pcmcia_socket *sock,
+				     unsigned int *status)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+
+	skt = sock->driver_data;
+
+	spin_lock_bh(&skt->lock);
+	*status = __get_socket_status(skt);
+	spin_unlock_bh(&skt->lock);
+
+	return 0;
+}
+
+/*
+ * socket polling timer callback
+ */
+static void bcm63xx_pcmcia_poll(unsigned long data)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+	unsigned int stat, events;
+
+	skt = (struct bcm63xx_pcmcia_socket *)data;
+
+	spin_lock_bh(&skt->lock);
+
+	stat = __get_socket_status(skt);
+
+	/* keep only changed bits, and mask with required one from the
+	 * core */
+	events = (stat ^ skt->old_status) & skt->requested_state.csc_mask;
+	skt->old_status = stat;
+	spin_unlock_bh(&skt->lock);
+
+	if (events)
+		pcmcia_parse_events(&skt->socket, events);
+
+	mod_timer(&skt->timer,
+		  jiffies + msecs_to_jiffies(BCM63XX_PCMCIA_POLL_RATE));
+}
+
+static int bcm63xx_pcmcia_set_io_map(struct pcmcia_socket *sock,
+				     struct pccard_io_map *map)
+{
+	/* this doesn't seem to be called by pcmcia layer if static
+	 * mapping is used */
+	return 0;
+}
+
+static int bcm63xx_pcmcia_set_mem_map(struct pcmcia_socket *sock,
+				      struct pccard_mem_map *map)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+	struct resource *res;
+
+	skt = sock->driver_data;
+	if (map->flags & MAP_ATTRIB)
+		res = skt->attr_res;
+	else
+		res = skt->common_res;
+
+	map->static_start = res->start + map->card_start;
+	return 0;
+}
+
+static struct pccard_operations bcm63xx_pcmcia_operations = {
+	.init			= bcm63xx_pcmcia_sock_init,
+	.suspend		= bcm63xx_pcmcia_suspend,
+	.get_status		= bcm63xx_pcmcia_get_status,
+	.set_socket		= bcm63xx_pcmcia_set_socket,
+	.set_io_map		= bcm63xx_pcmcia_set_io_map,
+	.set_mem_map		= bcm63xx_pcmcia_set_mem_map,
+};
+
+/*
+ * register pcmcia socket to core
+ */
+static int __devinit bcm63xx_drv_pcmcia_probe(struct platform_device *pdev)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+	struct pcmcia_socket *sock;
+	struct resource *res, *irq_res;
+	unsigned int regmem_size = 0, iomem_size = 0;
+	u32 val;
+	int ret;
+
+	skt = kzalloc(sizeof(*skt), GFP_KERNEL);
+	if (!skt)
+		return -ENOMEM;
+	spin_lock_init(&skt->lock);
+	sock = &skt->socket;
+	sock->driver_data = skt;
+
+	/* make sure we have all resources we need */
+	skt->common_res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	skt->attr_res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+	irq_res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+	skt->pd = pdev->dev.platform_data;
+	if (!skt->common_res || !skt->attr_res || !irq_res || !skt->pd) {
+		ret = -EINVAL;
+		goto err;
+	}
+
+	/* remap pcmcia registers */
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	regmem_size = resource_size(res);
+	if (!request_mem_region(res->start, regmem_size, "bcm63xx_pcmcia")) {
+		ret = -EINVAL;
+		goto err;
+	}
+	skt->reg_res = res;
+
+	skt->base = ioremap(res->start, regmem_size);
+	if (!skt->base) {
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	/* remap io registers */
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 3);
+	iomem_size = resource_size(res);
+	skt->io_base = ioremap(res->start, iomem_size);
+	if (!skt->io_base) {
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	/* resources are static */
+	sock->resource_ops = &pccard_static_ops;
+	sock->ops = &bcm63xx_pcmcia_operations;
+	sock->owner = THIS_MODULE;
+	sock->dev.parent = &pdev->dev;
+	sock->features = SS_CAP_STATIC_MAP | SS_CAP_PCCARD;
+	sock->io_offset = (unsigned long)skt->io_base;
+	sock->pci_irq = irq_res->start;
+
+#ifdef CONFIG_CARDBUS
+	sock->cb_dev = bcm63xx_cb_dev;
+	if (bcm63xx_cb_dev)
+		sock->features |= SS_CAP_CARDBUS;
+#endif
+
+	/* assume common & attribute memory have the same size */
+	sock->map_size = resource_size(skt->common_res);
+
+	/* initialize polling timer */
+	setup_timer(&skt->timer, bcm63xx_pcmcia_poll, (unsigned long)skt);
+
+	/* initialize  pcmcia  control register,  drive  VS[12] to  0,
+	 * leave CB IDSEL to the old  value since it is set by the PCI
+	 * layer */
+	val = pcmcia_readl(skt, PCMCIA_C1_REG);
+	val &= PCMCIA_C1_CBIDSEL_MASK;
+	val |= PCMCIA_C1_EN_PCMCIA_GPIO_MASK;
+	pcmcia_writel(skt, val, PCMCIA_C1_REG);
+
+	/*
+	 * Hardware has only one set of timings registers, not one for
+	 * each memory access type, so we configure them for the
+	 * slowest one: attribute memory.
+	 */
+	val = PCMCIA_C2_DATA16_MASK;
+	val |= 10 << PCMCIA_C2_RWCOUNT_SHIFT;
+	val |= 6 << PCMCIA_C2_INACTIVE_SHIFT;
+	val |= 3 << PCMCIA_C2_SETUP_SHIFT;
+	val |= 3 << PCMCIA_C2_HOLD_SHIFT;
+	pcmcia_writel(skt, val, PCMCIA_C2_REG);
+
+	ret = pcmcia_register_socket(sock);
+	if (ret)
+		goto err;
+
+	/* start polling socket */
+	mod_timer(&skt->timer,
+		  jiffies + msecs_to_jiffies(BCM63XX_PCMCIA_POLL_RATE));
+
+	platform_set_drvdata(pdev, skt);
+	return 0;
+
+err:
+	if (skt->io_base)
+		iounmap(skt->io_base);
+	if (skt->base)
+		iounmap(skt->base);
+	if (skt->reg_res)
+		release_mem_region(skt->reg_res->start, regmem_size);
+	kfree(skt);
+	return ret;
+}
+
+static int __devexit bcm63xx_drv_pcmcia_remove(struct platform_device *pdev)
+{
+	struct bcm63xx_pcmcia_socket *skt;
+	struct resource *res;
+
+	skt = platform_get_drvdata(pdev);
+	del_timer_sync(&skt->timer);
+	iounmap(skt->base);
+	iounmap(skt->io_base);
+	res = skt->reg_res;
+	release_mem_region(res->start, resource_size(res));
+	kfree(skt);
+	return 0;
+}
+
+struct platform_driver bcm63xx_pcmcia_driver = {
+	.probe	= bcm63xx_drv_pcmcia_probe,
+	.remove	= __devexit_p(bcm63xx_drv_pcmcia_remove),
+	.driver	= {
+		.name	= "bcm63xx_pcmcia",
+		.owner  = THIS_MODULE,
+	},
+};
+
+#ifdef CONFIG_CARDBUS
+static int __devinit bcm63xx_cb_probe(struct pci_dev *dev,
+				      const struct pci_device_id *id)
+{
+	/* keep pci device */
+	bcm63xx_cb_dev = dev;
+	return platform_driver_register(&bcm63xx_pcmcia_driver);
+}
+
+static void __devexit bcm63xx_cb_exit(struct pci_dev *dev)
+{
+	platform_driver_unregister(&bcm63xx_pcmcia_driver);
+	bcm63xx_cb_dev = NULL;
+}
+
+static struct pci_device_id bcm63xx_cb_table[] = {
+	{
+		.vendor		= PCI_VENDOR_ID_BROADCOM,
+		.device		= BCM6348_CPU_ID,
+		.subvendor	= PCI_VENDOR_ID_BROADCOM,
+		.subdevice	= PCI_ANY_ID,
+		.class		= PCI_CLASS_BRIDGE_CARDBUS << 8,
+		.class_mask	= ~0,
+	},
+
+	{
+		.vendor		= PCI_VENDOR_ID_BROADCOM,
+		.device		= BCM6358_CPU_ID,
+		.subvendor	= PCI_VENDOR_ID_BROADCOM,
+		.subdevice	= PCI_ANY_ID,
+		.class		= PCI_CLASS_BRIDGE_CARDBUS << 8,
+		.class_mask	= ~0,
+	},
+
+	{ },
+};
+
+MODULE_DEVICE_TABLE(pci, bcm63xx_cb_table);
+
+static struct pci_driver bcm63xx_cardbus_driver = {
+	.name		= "bcm63xx_cardbus",
+	.id_table	= bcm63xx_cb_table,
+	.probe		= bcm63xx_cb_probe,
+	.remove		= __devexit_p(bcm63xx_cb_exit),
+};
+#endif
+
+/*
+ * if cardbus support is enabled, register our platform device after
+ * our fake cardbus bridge has been registered
+ */
+static int __init bcm63xx_pcmcia_init(void)
+{
+#ifdef CONFIG_CARDBUS
+	return pci_register_driver(&bcm63xx_cardbus_driver);
+#else
+	return platform_driver_register(&bcm63xx_pcmcia_driver);
+#endif
+}
+
+static void __exit bcm63xx_pcmcia_exit(void)
+{
+#ifdef CONFIG_CARDBUS
+	return pci_unregister_driver(&bcm63xx_cardbus_driver);
+#else
+	platform_driver_unregister(&bcm63xx_pcmcia_driver);
+#endif
+}
+
+module_init(bcm63xx_pcmcia_init);
+module_exit(bcm63xx_pcmcia_exit);
+
+MODULE_LICENSE("GPL");
+MODULE_AUTHOR("Maxime Bizon <mbizon@freebox.fr>");
+MODULE_DESCRIPTION("Linux PCMCIA Card Services: bcm63xx Socket Controller");
diff --git a/drivers/pcmcia/bcm63xx_pcmcia.h b/drivers/pcmcia/bcm63xx_pcmcia.h
new file mode 100644
index 000000000000..ed957399d863
--- /dev/null
+++ b/drivers/pcmcia/bcm63xx_pcmcia.h
@@ -0,0 +1,60 @@
+#ifndef BCM63XX_PCMCIA_H_
+#define BCM63XX_PCMCIA_H_
+
+#include <linux/types.h>
+#include <linux/timer.h>
+#include <pcmcia/ss.h>
+#include <bcm63xx_dev_pcmcia.h>
+
+/* socket polling rate in ms */
+#define BCM63XX_PCMCIA_POLL_RATE	500
+
+enum {
+	CARD_CARDBUS = (1 << 0),
+	CARD_PCCARD = (1 << 1),
+	CARD_5V = (1 << 2),
+	CARD_3V = (1 << 3),
+	CARD_XV = (1 << 4),
+	CARD_YV = (1 << 5),
+};
+
+struct bcm63xx_pcmcia_socket {
+	struct pcmcia_socket socket;
+
+	/* platform specific data */
+	struct bcm63xx_pcmcia_platform_data *pd;
+
+	/* all regs access are protected by this spinlock */
+	spinlock_t lock;
+
+	/* pcmcia registers resource */
+	struct resource *reg_res;
+
+	/* base remapped address of registers */
+	void __iomem *base;
+
+	/* whether a card is detected at the moment */
+	int card_detected;
+
+	/* type of detected card (mask of above enum) */
+	u8 card_type;
+
+	/* keep last socket status to implement event reporting */
+	unsigned int old_status;
+
+	/* backup of requested socket state */
+	socket_state_t requested_state;
+
+	/* timer used for socket status polling */
+	struct timer_list timer;
+
+	/* attribute/common memory resources */
+	struct resource *attr_res;
+	struct resource *common_res;
+	struct resource *io_res;
+
+	/* base address of io memory */
+	void __iomem *io_base;
+};
+
+#endif /* BCM63XX_PCMCIA_H_ */
diff --git a/drivers/pcmcia/bfin_cf_pcmcia.c b/drivers/pcmcia/bfin_cf_pcmcia.c
index b59d4115d20f..300b368605c9 100644
--- a/drivers/pcmcia/bfin_cf_pcmcia.c
+++ b/drivers/pcmcia/bfin_cf_pcmcia.c
@@ -302,7 +302,7 @@ static int __devexit bfin_cf_remove(struct platform_device *pdev)
 
 static int bfin_cf_suspend(struct platform_device *pdev, pm_message_t mesg)
 {
-	return pcmcia_socket_dev_suspend(&pdev->dev, mesg);
+	return pcmcia_socket_dev_suspend(&pdev->dev);
 }
 
 static int bfin_cf_resume(struct platform_device *pdev)
diff --git a/drivers/pcmcia/cistpl.c b/drivers/pcmcia/cistpl.c
index 4a110b7b2673..6c4a4fc83630 100644
--- a/drivers/pcmcia/cistpl.c
+++ b/drivers/pcmcia/cistpl.c
@@ -1463,7 +1463,9 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function, cisdata_t
 	    return -ENOMEM;
     }
     tuple.DesiredTuple = code;
-    tuple.Attributes = TUPLE_RETURN_COMMON;
+    tuple.Attributes = 0;
+    if (function == BIND_FN_ALL)
+	    tuple.Attributes = TUPLE_RETURN_COMMON;
     ret = pccard_get_first_tuple(s, function, &tuple);
     if (ret != 0)
 	    goto done;
@@ -1490,7 +1492,7 @@ EXPORT_SYMBOL(pccard_read_tuple);
     
 ======================================================================*/
 
-int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned int *info)
+int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *info)
 {
     tuple_t *tuple;
     cisparse_t *p;
@@ -1515,30 +1517,30 @@ int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function, unsigned
     count = reserved = 0;
     tuple->DesiredTuple = RETURN_FIRST_TUPLE;
     tuple->Attributes = TUPLE_RETURN_COMMON;
-    ret = pccard_get_first_tuple(s, function, tuple);
+    ret = pccard_get_first_tuple(s, BIND_FN_ALL, tuple);
     if (ret != 0)
 	goto done;
 
     /* First tuple should be DEVICE; we should really have either that
        or a CFTABLE_ENTRY of some sort */
     if ((tuple->TupleCode == CISTPL_DEVICE) ||
-	(pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY, p) == 0) ||
-	(pccard_read_tuple(s, function, CISTPL_CFTABLE_ENTRY_CB, p) == 0))
+	(pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY, p) == 0) ||
+	(pccard_read_tuple(s, BIND_FN_ALL, CISTPL_CFTABLE_ENTRY_CB, p) == 0))
 	dev_ok++;
 
     /* All cards should have a MANFID tuple, and/or a VERS_1 or VERS_2
        tuple, for card identification.  Certain old D-Link and Linksys
        cards have only a broken VERS_2 tuple; hence the bogus test. */
-    if ((pccard_read_tuple(s, function, CISTPL_MANFID, p) == 0) ||
-	(pccard_read_tuple(s, function, CISTPL_VERS_1, p) == 0) ||
-	(pccard_read_tuple(s, function, CISTPL_VERS_2, p) != -ENOSPC))
+    if ((pccard_read_tuple(s, BIND_FN_ALL, CISTPL_MANFID, p) == 0) ||
+	(pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_1, p) == 0) ||
+	(pccard_read_tuple(s, BIND_FN_ALL, CISTPL_VERS_2, p) != -ENOSPC))
 	ident_ok++;
 
     if (!dev_ok && !ident_ok)
 	goto done;
 
     for (count = 1; count < MAX_TUPLES; count++) {
-	ret = pccard_get_next_tuple(s, function, tuple);
+	ret = pccard_get_next_tuple(s, BIND_FN_ALL, tuple);
 	if (ret != 0)
 		break;
 	if (((tuple->TupleCode > 0x23) && (tuple->TupleCode < 0x40)) ||
diff --git a/drivers/pcmcia/cs.c b/drivers/pcmcia/cs.c
index 0660ad182589..698d75cda084 100644
--- a/drivers/pcmcia/cs.c
+++ b/drivers/pcmcia/cs.c
@@ -98,10 +98,13 @@ EXPORT_SYMBOL(pcmcia_socket_list_rwsem);
  * These functions check for the appropriate struct pcmcia_soket arrays,
  * and pass them to the low-level functions pcmcia_{suspend,resume}_socket
  */
+static int socket_early_resume(struct pcmcia_socket *skt);
+static int socket_late_resume(struct pcmcia_socket *skt);
 static int socket_resume(struct pcmcia_socket *skt);
 static int socket_suspend(struct pcmcia_socket *skt);
 
-int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state)
+static void pcmcia_socket_dev_run(struct device *dev,
+				  int (*cb)(struct pcmcia_socket *))
 {
 	struct pcmcia_socket *socket;
 
@@ -110,29 +113,34 @@ int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state)
 		if (socket->dev.parent != dev)
 			continue;
 		mutex_lock(&socket->skt_mutex);
-		socket_suspend(socket);
+		cb(socket);
 		mutex_unlock(&socket->skt_mutex);
 	}
 	up_read(&pcmcia_socket_list_rwsem);
+}
 
+int pcmcia_socket_dev_suspend(struct device *dev)
+{
+	pcmcia_socket_dev_run(dev, socket_suspend);
 	return 0;
 }
 EXPORT_SYMBOL(pcmcia_socket_dev_suspend);
 
-int pcmcia_socket_dev_resume(struct device *dev)
+void pcmcia_socket_dev_early_resume(struct device *dev)
 {
-	struct pcmcia_socket *socket;
+	pcmcia_socket_dev_run(dev, socket_early_resume);
+}
+EXPORT_SYMBOL(pcmcia_socket_dev_early_resume);
 
-	down_read(&pcmcia_socket_list_rwsem);
-	list_for_each_entry(socket, &pcmcia_socket_list, socket_list) {
-		if (socket->dev.parent != dev)
-			continue;
-		mutex_lock(&socket->skt_mutex);
-		socket_resume(socket);
-		mutex_unlock(&socket->skt_mutex);
-	}
-	up_read(&pcmcia_socket_list_rwsem);
+void pcmcia_socket_dev_late_resume(struct device *dev)
+{
+	pcmcia_socket_dev_run(dev, socket_late_resume);
+}
+EXPORT_SYMBOL(pcmcia_socket_dev_late_resume);
 
+int pcmcia_socket_dev_resume(struct device *dev)
+{
+	pcmcia_socket_dev_run(dev, socket_resume);
 	return 0;
 }
 EXPORT_SYMBOL(pcmcia_socket_dev_resume);
@@ -546,29 +554,24 @@ static int socket_suspend(struct pcmcia_socket *skt)
 	return 0;
 }
 
-/*
- * Resume a socket.  If a card is present, verify its CIS against
- * our cached copy.  If they are different, the card has been
- * replaced, and we need to tell the drivers.
- */
-static int socket_resume(struct pcmcia_socket *skt)
+static int socket_early_resume(struct pcmcia_socket *skt)
 {
-	int ret;
-
-	if (!(skt->state & SOCKET_SUSPEND))
-		return -EBUSY;
-
 	skt->socket = dead_socket;
 	skt->ops->init(skt);
 	skt->ops->set_socket(skt, &skt->socket);
+	if (skt->state & SOCKET_PRESENT)
+		skt->resume_status = socket_setup(skt, resume_delay);
+	return 0;
+}
 
+static int socket_late_resume(struct pcmcia_socket *skt)
+{
 	if (!(skt->state & SOCKET_PRESENT)) {
 		skt->state &= ~SOCKET_SUSPEND;
 		return socket_insert(skt);
 	}
 
-	ret = socket_setup(skt, resume_delay);
-	if (ret == 0) {
+	if (skt->resume_status == 0) {
 		/*
 		 * FIXME: need a better check here for cardbus cards.
 		 */
@@ -596,6 +599,20 @@ static int socket_resume(struct pcmcia_socket *skt)
 	return 0;
 }
 
+/*
+ * Resume a socket.  If a card is present, verify its CIS against
+ * our cached copy.  If they are different, the card has been
+ * replaced, and we need to tell the drivers.
+ */
+static int socket_resume(struct pcmcia_socket *skt)
+{
+	if (!(skt->state & SOCKET_SUSPEND))
+		return -EBUSY;
+
+	socket_early_resume(skt);
+	return socket_late_resume(skt);
+}
+
 static void socket_remove(struct pcmcia_socket *skt)
 {
 	dev_printk(KERN_NOTICE, &skt->dev,
diff --git a/drivers/pcmcia/cs_internal.h b/drivers/pcmcia/cs_internal.h
index 79615e6d540b..1f4098f1354d 100644
--- a/drivers/pcmcia/cs_internal.h
+++ b/drivers/pcmcia/cs_internal.h
@@ -197,8 +197,7 @@ int pccard_read_tuple(struct pcmcia_socket *s, unsigned int function,
 		      cisdata_t code, void *parse);
 int pcmcia_replace_cis(struct pcmcia_socket *s,
 		       const u8 *data, const size_t len);
-int pccard_validate_cis(struct pcmcia_socket *s, unsigned int function,
-			unsigned int *count);
+int pccard_validate_cis(struct pcmcia_socket *s, unsigned int *count);
 
 /* rsrc_mgr.c */
 int pcmcia_validate_mem(struct pcmcia_socket *s);
diff --git a/drivers/pcmcia/ds.c b/drivers/pcmcia/ds.c
index 9f300d3cb125..f5b7079f13d3 100644
--- a/drivers/pcmcia/ds.c
+++ b/drivers/pcmcia/ds.c
@@ -547,7 +547,7 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev)
 	if (!vers1)
 		return -ENOMEM;
 
-	if (!pccard_read_tuple(p_dev->socket, p_dev->func,
+	if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL,
 			       CISTPL_MANFID, &manf_id)) {
 		p_dev->manf_id = manf_id.manf;
 		p_dev->card_id = manf_id.card;
@@ -581,9 +581,9 @@ static int pcmcia_device_query(struct pcmcia_device *p_dev)
 		kfree(devgeo);
 	}
 
-	if (!pccard_read_tuple(p_dev->socket, p_dev->func, CISTPL_VERS_1,
+	if (!pccard_read_tuple(p_dev->socket, BIND_FN_ALL, CISTPL_VERS_1,
 			       vers1)) {
-		for (i=0; i < vers1->ns; i++) {
+		for (i = 0; i < min_t(unsigned int, 4, vers1->ns); i++) {
 			char *tmp;
 			unsigned int length;
 
@@ -733,7 +733,7 @@ static int pcmcia_card_add(struct pcmcia_socket *s)
 		return -EAGAIN; /* try again, but later... */
 	}
 
-	ret = pccard_validate_cis(s, BIND_FN_ALL, &no_chains);
+	ret = pccard_validate_cis(s, &no_chains);
 	if (ret || !no_chains) {
 		ds_dev_dbg(0, &s->dev, "invalid CIS or invalid resources\n");
 		return -ENODEV;
diff --git a/drivers/pcmcia/i82092.c b/drivers/pcmcia/i82092.c
index 46561face128..a04f21c8170f 100644
--- a/drivers/pcmcia/i82092.c
+++ b/drivers/pcmcia/i82092.c
@@ -42,7 +42,7 @@ MODULE_DEVICE_TABLE(pci, i82092aa_pci_ids);
 #ifdef CONFIG_PM
 static int i82092aa_socket_suspend (struct pci_dev *dev, pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int i82092aa_socket_resume (struct pci_dev *dev)
diff --git a/drivers/pcmcia/i82365.c b/drivers/pcmcia/i82365.c
index 40d4953e4b12..a4aacb830b80 100644
--- a/drivers/pcmcia/i82365.c
+++ b/drivers/pcmcia/i82365.c
@@ -1053,8 +1053,8 @@ static int i365_set_io_map(u_short sock, struct pccard_io_map *io)
     u_char map, ioctl;
     
     debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, "
-	  "%#x-%#x)\n", sock, io->map, io->flags,
-	  io->speed, io->start, io->stop);
+	  "%#llx-%#llx)\n", sock, io->map, io->flags, io->speed,
+	  (unsigned long long)io->start, (unsigned long long)io->stop);
     map = io->map;
     if ((map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
 	(io->stop < io->start)) return -EINVAL;
@@ -1241,7 +1241,7 @@ static int pcic_init(struct pcmcia_socket *s)
 static int i82365_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int i82365_drv_pcmcia_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/m32r_cfc.c b/drivers/pcmcia/m32r_cfc.c
index 62b4ecc97c46..7dfbee1dcd76 100644
--- a/drivers/pcmcia/m32r_cfc.c
+++ b/drivers/pcmcia/m32r_cfc.c
@@ -537,8 +537,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io)
 	u_char map;
 
 	debug(3, "m32r_cfc: SetIOMap(%d, %d, %#2.2x, %d ns, "
-		  "%#lx-%#lx)\n", sock, io->map, io->flags,
-		  io->speed, io->start, io->stop);
+		  "%#llx-%#llx)\n", sock, io->map, io->flags,
+		  io->speed, (unsigned long long)io->start,
+		  (unsigned long long)io->stop);
 	map = io->map;
 
 	return 0;
@@ -554,8 +555,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem)
 	pcc_socket_t *t = &socket[sock];
 
 	debug(3, "m32r_cfc: SetMemMap(%d, %d, %#2.2x, %d ns, "
-		 "%#lx, %#x)\n", sock, map, mem->flags,
-		 mem->speed, mem->static_start, mem->card_start);
+		 "%#llx, %#x)\n", sock, map, mem->flags,
+		 mem->speed, (unsigned long long)mem->static_start,
+		 mem->card_start);
 
 	/*
 	 * sanity check
@@ -699,7 +701,7 @@ static struct pccard_operations pcc_operations = {
 static int cfc_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int cfc_drv_pcmcia_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/m32r_pcc.c b/drivers/pcmcia/m32r_pcc.c
index 12034b41d196..c6524f99ccc3 100644
--- a/drivers/pcmcia/m32r_pcc.c
+++ b/drivers/pcmcia/m32r_pcc.c
@@ -492,8 +492,9 @@ static int _pcc_set_io_map(u_short sock, struct pccard_io_map *io)
 	u_char map;
 
 	debug(3, "m32r-pcc: SetIOMap(%d, %d, %#2.2x, %d ns, "
-		  "%#x-%#x)\n", sock, io->map, io->flags,
-		  io->speed, io->start, io->stop);
+		  "%#llx-%#llx)\n", sock, io->map, io->flags,
+		  io->speed, (unsigned long long)io->start,
+		  (unsigned long long)io->stop);
 	map = io->map;
 
 	return 0;
@@ -515,8 +516,9 @@ static int _pcc_set_mem_map(u_short sock, struct pccard_mem_map *mem)
 #endif
 
 	debug(3, "m32r-pcc: SetMemMap(%d, %d, %#2.2x, %d ns, "
-		 "%#lx,  %#x)\n", sock, map, mem->flags,
-		 mem->speed, mem->static_start, mem->card_start);
+		 "%#llx,  %#x)\n", sock, map, mem->flags,
+		 mem->speed, (unsigned long long)mem->static_start,
+		 mem->card_start);
 
 	/*
 	 * sanity check
@@ -675,7 +677,7 @@ static struct pccard_operations pcc_operations = {
 static int pcc_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int pcc_drv_pcmcia_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/m8xx_pcmcia.c b/drivers/pcmcia/m8xx_pcmcia.c
index d1ad0966392d..403559ba49dd 100644
--- a/drivers/pcmcia/m8xx_pcmcia.c
+++ b/drivers/pcmcia/m8xx_pcmcia.c
@@ -975,8 +975,9 @@ static int m8xx_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
 #define M8XX_BASE (PCMCIA_IO_WIN_BASE + io->start)
 
 	dprintk("SetIOMap(%d, %d, %#2.2x, %d ns, "
-		"%#4.4x-%#4.4x)\n", lsock, io->map, io->flags,
-		io->speed, io->start, io->stop);
+		"%#4.4llx-%#4.4llx)\n", lsock, io->map, io->flags,
+		io->speed, (unsigned long long)io->start,
+		(unsigned long long)io->stop);
 
 	if ((io->map >= PCMCIA_IO_WIN_NO) || (io->start > 0xffff)
 	    || (io->stop > 0xffff) || (io->stop < io->start))
@@ -1055,8 +1056,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock,
 	pcmconf8xx_t *pcmcia = s->pcmcia;
 
 	dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, "
-		"%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags,
-		mem->speed, mem->static_start, mem->card_start);
+		"%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags,
+		mem->speed, (unsigned long long)mem->static_start,
+		mem->card_start);
 
 	if ((mem->map >= PCMCIA_MEM_WIN_NO)
 //          || ((mem->s) >= PCMCIA_MEM_WIN_SIZE)
@@ -1107,8 +1109,9 @@ static int m8xx_set_mem_map(struct pcmcia_socket *sock,
 	}
 
 	dprintk("SetMemMap(%d, %d, %#2.2x, %d ns, "
-		"%#5.5lx, %#5.5x)\n", lsock, mem->map, mem->flags,
-		mem->speed, mem->static_start, mem->card_start);
+		"%#5.5llx, %#5.5x)\n", lsock, mem->map, mem->flags,
+		mem->speed, (unsigned long long)mem->static_start,
+		mem->card_start);
 
 	/* copy the struct and modify the copy */
 
@@ -1296,7 +1299,7 @@ static int m8xx_remove(struct of_device *ofdev)
 #ifdef CONFIG_PM
 static int m8xx_suspend(struct platform_device *pdev, pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&pdev->dev, state);
+	return pcmcia_socket_dev_suspend(&pdev->dev);
 }
 
 static int m8xx_resume(struct platform_device *pdev)
diff --git a/drivers/pcmcia/omap_cf.c b/drivers/pcmcia/omap_cf.c
index f3736398900e..68570bc3ac86 100644
--- a/drivers/pcmcia/omap_cf.c
+++ b/drivers/pcmcia/omap_cf.c
@@ -334,7 +334,7 @@ static int __exit omap_cf_remove(struct platform_device *pdev)
 
 static int omap_cf_suspend(struct platform_device *pdev, pm_message_t mesg)
 {
-	return pcmcia_socket_dev_suspend(&pdev->dev, mesg);
+	return pcmcia_socket_dev_suspend(&pdev->dev);
 }
 
 static int omap_cf_resume(struct platform_device *pdev)
diff --git a/drivers/pcmcia/pcmcia_ioctl.c b/drivers/pcmcia/pcmcia_ioctl.c
index 7b424e0b0449..30cf71d2ee23 100644
--- a/drivers/pcmcia/pcmcia_ioctl.c
+++ b/drivers/pcmcia/pcmcia_ioctl.c
@@ -27,6 +27,7 @@
 #include <linux/proc_fs.h>
 #include <linux/poll.h>
 #include <linux/pci.h>
+#include <linux/seq_file.h>
 #include <linux/smp_lock.h>
 #include <linux/workqueue.h>
 
@@ -105,37 +106,40 @@ static struct pcmcia_driver *get_pcmcia_driver(dev_info_t *dev_info)
 #ifdef CONFIG_PROC_FS
 static struct proc_dir_entry *proc_pccard = NULL;
 
-static int proc_read_drivers_callback(struct device_driver *driver, void *d)
+static int proc_read_drivers_callback(struct device_driver *driver, void *_m)
 {
-	char **p = d;
+	struct seq_file *m = _m;
 	struct pcmcia_driver *p_drv = container_of(driver,
 						   struct pcmcia_driver, drv);
 
-	*p += sprintf(*p, "%-24.24s 1 %d\n", p_drv->drv.name,
+	seq_printf(m, "%-24.24s 1 %d\n", p_drv->drv.name,
 #ifdef CONFIG_MODULE_UNLOAD
 		      (p_drv->owner) ? module_refcount(p_drv->owner) : 1
 #else
 		      1
 #endif
 	);
-	d = (void *) p;
-
 	return 0;
 }
 
-static int proc_read_drivers(char *buf, char **start, off_t pos,
-			     int count, int *eof, void *data)
+static int pccard_drivers_proc_show(struct seq_file *m, void *v)
 {
-	char *p = buf;
-	int rc;
-
-	rc = bus_for_each_drv(&pcmcia_bus_type, NULL,
-			      (void *) &p, proc_read_drivers_callback);
-	if (rc < 0)
-		return rc;
+	return bus_for_each_drv(&pcmcia_bus_type, NULL,
+				m, proc_read_drivers_callback);
+}
 
-	return (p - buf);
+static int pccard_drivers_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, pccard_drivers_proc_show, NULL);
 }
+
+static const struct file_operations pccard_drivers_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= pccard_drivers_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+};
 #endif
 
 
@@ -877,7 +881,7 @@ static int ds_ioctl(struct inode * inode, struct file * file,
 	mutex_lock(&s->skt_mutex);
 	pcmcia_validate_mem(s);
 	mutex_unlock(&s->skt_mutex);
-	ret = pccard_validate_cis(s, BIND_FN_ALL, &buf->cisinfo.Chains);
+	ret = pccard_validate_cis(s, &buf->cisinfo.Chains);
 	break;
     case DS_SUSPEND_CARD:
 	ret = pcmcia_suspend_card(s);
@@ -1011,7 +1015,7 @@ void __init pcmcia_setup_ioctl(void) {
 #ifdef CONFIG_PROC_FS
 	proc_pccard = proc_mkdir("bus/pccard", NULL);
 	if (proc_pccard)
-		create_proc_read_entry("drivers",0,proc_pccard,proc_read_drivers,NULL);
+		proc_create("drivers", 0, proc_pccard, &pccard_drivers_proc_fops);
 #endif
 }
 
diff --git a/drivers/pcmcia/pd6729.c b/drivers/pcmcia/pd6729.c
index 8bed1dab9039..70a33468bcd0 100644
--- a/drivers/pcmcia/pd6729.c
+++ b/drivers/pcmcia/pd6729.c
@@ -641,6 +641,12 @@ static int __devinit pd6729_pci_probe(struct pci_dev *dev,
 	if ((ret = pci_enable_device(dev)))
 		goto err_out_free_mem;
 
+	if (!pci_resource_start(dev, 0)) {
+		printk(KERN_INFO "pd6729: refusing to load the driver "
+				 "as the io_base is 0.\n");
+		goto err_out_free_mem;
+	}
+
 	printk(KERN_INFO "pd6729: Cirrus PD6729 PCI to PCMCIA Bridge "
 		"at 0x%llx on irq %d\n",
 		(unsigned long long)pci_resource_start(dev, 0), dev->irq);
@@ -758,7 +764,7 @@ static void __devexit pd6729_pci_remove(struct pci_dev *dev)
 #ifdef CONFIG_PM
 static int pd6729_socket_suspend(struct pci_dev *dev, pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int pd6729_socket_resume(struct pci_dev *dev)
diff --git a/drivers/pcmcia/pxa2xx_base.c b/drivers/pcmcia/pxa2xx_base.c
index c49a7269f6d1..0e35acb1366b 100644
--- a/drivers/pcmcia/pxa2xx_base.c
+++ b/drivers/pcmcia/pxa2xx_base.c
@@ -300,25 +300,29 @@ static int pxa2xx_drv_pcmcia_remove(struct platform_device *dev)
 	return soc_common_drv_pcmcia_remove(&dev->dev);
 }
 
-static int pxa2xx_drv_pcmcia_suspend(struct platform_device *dev, pm_message_t state)
+static int pxa2xx_drv_pcmcia_suspend(struct device *dev)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(dev);
 }
 
-static int pxa2xx_drv_pcmcia_resume(struct platform_device *dev)
+static int pxa2xx_drv_pcmcia_resume(struct device *dev)
 {
-	pxa2xx_configure_sockets(&dev->dev);
-	return pcmcia_socket_dev_resume(&dev->dev);
+	pxa2xx_configure_sockets(dev);
+	return pcmcia_socket_dev_resume(dev);
 }
 
+static struct dev_pm_ops  pxa2xx_drv_pcmcia_pm_ops = {
+	.suspend	= pxa2xx_drv_pcmcia_suspend,
+	.resume		= pxa2xx_drv_pcmcia_resume,
+};
+
 static struct platform_driver pxa2xx_pcmcia_driver = {
 	.probe		= pxa2xx_drv_pcmcia_probe,
 	.remove		= pxa2xx_drv_pcmcia_remove,
-	.suspend 	= pxa2xx_drv_pcmcia_suspend,
-	.resume 	= pxa2xx_drv_pcmcia_resume,
 	.driver		= {
 		.name	= "pxa2xx-pcmcia",
 		.owner	= THIS_MODULE,
+		.pm	= &pxa2xx_drv_pcmcia_pm_ops,
 	},
 };
 
diff --git a/drivers/pcmcia/pxa2xx_palmtc.c b/drivers/pcmcia/pxa2xx_palmtc.c
new file mode 100644
index 000000000000..3a8993ed5621
--- /dev/null
+++ b/drivers/pcmcia/pxa2xx_palmtc.c
@@ -0,0 +1,230 @@
+/*
+ * linux/drivers/pcmcia/pxa2xx_palmtc.c
+ *
+ * Driver for Palm Tungsten|C PCMCIA
+ *
+ * Copyright (C) 2008 Alex Osborne <ato@meshy.org>
+ * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/delay.h>
+
+#include <asm/mach-types.h>
+#include <mach/palmtc.h>
+#include "soc_common.h"
+
+static int palmtc_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
+{
+	int ret;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER1, "PCMCIA PWR1");
+	if (ret)
+		goto err1;
+	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER1, 0);
+	if (ret)
+		goto err2;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER2, "PCMCIA PWR2");
+	if (ret)
+		goto err2;
+	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER2, 0);
+	if (ret)
+		goto err3;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_POWER3, "PCMCIA PWR3");
+	if (ret)
+		goto err3;
+	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_POWER3, 0);
+	if (ret)
+		goto err4;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_RESET, "PCMCIA RST");
+	if (ret)
+		goto err4;
+	ret = gpio_direction_output(GPIO_NR_PALMTC_PCMCIA_RESET, 1);
+	if (ret)
+		goto err5;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_READY, "PCMCIA RDY");
+	if (ret)
+		goto err5;
+	ret = gpio_direction_input(GPIO_NR_PALMTC_PCMCIA_READY);
+	if (ret)
+		goto err6;
+
+	ret = gpio_request(GPIO_NR_PALMTC_PCMCIA_PWRREADY, "PCMCIA PWRRDY");
+	if (ret)
+		goto err6;
+	ret = gpio_direction_input(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
+	if (ret)
+		goto err7;
+
+	skt->irq = IRQ_GPIO(GPIO_NR_PALMTC_PCMCIA_READY);
+	return 0;
+
+err7:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
+err6:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_READY);
+err5:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_RESET);
+err4:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER3);
+err3:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER2);
+err2:
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER1);
+err1:
+	return ret;
+}
+
+static void palmtc_pcmcia_hw_shutdown(struct soc_pcmcia_socket *skt)
+{
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_PWRREADY);
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_READY);
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_RESET);
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER3);
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER2);
+	gpio_free(GPIO_NR_PALMTC_PCMCIA_POWER1);
+}
+
+static void palmtc_pcmcia_socket_state(struct soc_pcmcia_socket *skt,
+					struct pcmcia_state *state)
+{
+	state->detect = 1; /* always inserted */
+	state->ready  = !!gpio_get_value(GPIO_NR_PALMTC_PCMCIA_READY);
+	state->bvd1   = 1;
+	state->bvd2   = 1;
+	state->wrprot = 0;
+	state->vs_3v  = 1;
+	state->vs_Xv  = 0;
+}
+
+static int palmtc_wifi_powerdown(void)
+{
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_RESET, 1);
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER2, 0);
+	mdelay(40);
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER1, 0);
+	return 0;
+}
+
+static int palmtc_wifi_powerup(void)
+{
+	int timeout = 50;
+
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER3, 1);
+	mdelay(50);
+
+	/* Power up the card, 1.8V first, after a while 3.3V */
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER1, 1);
+	mdelay(100);
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER2, 1);
+
+	/* Wait till the card is ready */
+	while (!gpio_get_value(GPIO_NR_PALMTC_PCMCIA_PWRREADY) &&
+		timeout) {
+		mdelay(1);
+		timeout--;
+	}
+
+	/* Power down the WiFi in case of error */
+	if (!timeout) {
+		palmtc_wifi_powerdown();
+		return 1;
+	}
+
+	/* Reset the card */
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_RESET, 1);
+	mdelay(20);
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_RESET, 0);
+	mdelay(25);
+
+	gpio_set_value(GPIO_NR_PALMTC_PCMCIA_POWER3, 0);
+
+	return 0;
+}
+
+static int palmtc_pcmcia_configure_socket(struct soc_pcmcia_socket *skt,
+					const socket_state_t *state)
+{
+	int ret = 1;
+
+	if (state->Vcc == 0)
+		ret = palmtc_wifi_powerdown();
+	else if (state->Vcc == 33)
+		ret = palmtc_wifi_powerup();
+
+	return ret;
+}
+
+static void palmtc_pcmcia_socket_init(struct soc_pcmcia_socket *skt)
+{
+}
+
+static void palmtc_pcmcia_socket_suspend(struct soc_pcmcia_socket *skt)
+{
+}
+
+static struct pcmcia_low_level palmtc_pcmcia_ops = {
+	.owner			= THIS_MODULE,
+
+	.first			= 0,
+	.nr			= 1,
+
+	.hw_init		= palmtc_pcmcia_hw_init,
+	.hw_shutdown		= palmtc_pcmcia_hw_shutdown,
+
+	.socket_state		= palmtc_pcmcia_socket_state,
+	.configure_socket	= palmtc_pcmcia_configure_socket,
+
+	.socket_init		= palmtc_pcmcia_socket_init,
+	.socket_suspend		= palmtc_pcmcia_socket_suspend,
+};
+
+static struct platform_device *palmtc_pcmcia_device;
+
+static int __init palmtc_pcmcia_init(void)
+{
+	int ret;
+
+	if (!machine_is_palmtc())
+		return -ENODEV;
+
+	palmtc_pcmcia_device = platform_device_alloc("pxa2xx-pcmcia", -1);
+	if (!palmtc_pcmcia_device)
+		return -ENOMEM;
+
+	ret = platform_device_add_data(palmtc_pcmcia_device, &palmtc_pcmcia_ops,
+					sizeof(palmtc_pcmcia_ops));
+
+	if (!ret)
+		ret = platform_device_add(palmtc_pcmcia_device);
+
+	if (ret)
+		platform_device_put(palmtc_pcmcia_device);
+
+	return ret;
+}
+
+static void __exit palmtc_pcmcia_exit(void)
+{
+	platform_device_unregister(palmtc_pcmcia_device);
+}
+
+module_init(palmtc_pcmcia_init);
+module_exit(palmtc_pcmcia_exit);
+
+MODULE_AUTHOR("Alex Osborne <ato@meshy.org>,"
+	    " Marek Vasut <marek.vasut@gmail.com>");
+MODULE_DESCRIPTION("PCMCIA support for Palm Tungsten|C");
+MODULE_ALIAS("platform:pxa2xx-pcmcia");
+MODULE_LICENSE("GPL");
diff --git a/drivers/pcmcia/rsrc_nonstatic.c b/drivers/pcmcia/rsrc_nonstatic.c
index 9ca22c7aafb2..7039f3cf5b77 100644
--- a/drivers/pcmcia/rsrc_nonstatic.c
+++ b/drivers/pcmcia/rsrc_nonstatic.c
@@ -206,6 +206,7 @@ static void do_io_probe(struct pcmcia_socket *s, unsigned int base,
     /* First, what does a floating port look like? */
     b = kzalloc(256, GFP_KERNEL);
     if (!b) {
+	    printk("\n");
 	    dev_printk(KERN_ERR, &s->dev,
 		   "do_io_probe: unable to kmalloc 256 bytes");
             return;
@@ -275,7 +276,7 @@ static int readable(struct pcmcia_socket *s, struct resource *res,
 	s->cis_mem.res = res;
 	s->cis_virt = ioremap(res->start, s->map_size);
 	if (s->cis_virt) {
-		ret = pccard_validate_cis(s, BIND_FN_ALL, count);
+		ret = pccard_validate_cis(s, count);
 		/* invalidate mapping and CIS cache */
 		iounmap(s->cis_virt);
 		s->cis_virt = NULL;
diff --git a/drivers/pcmcia/sa1100_assabet.c b/drivers/pcmcia/sa1100_assabet.c
index f424146a2bc9..ac8aa09ba0da 100644
--- a/drivers/pcmcia/sa1100_assabet.c
+++ b/drivers/pcmcia/sa1100_assabet.c
@@ -130,7 +130,7 @@ static struct pcmcia_low_level assabet_pcmcia_ops = {
 	.socket_suspend		= assabet_pcmcia_socket_suspend,
 };
 
-int __init pcmcia_assabet_init(struct device *dev)
+int pcmcia_assabet_init(struct device *dev)
 {
 	int ret = -ENODEV;
 
diff --git a/drivers/pcmcia/sa1100_generic.c b/drivers/pcmcia/sa1100_generic.c
index d8da5ac844e9..2d0e99751530 100644
--- a/drivers/pcmcia/sa1100_generic.c
+++ b/drivers/pcmcia/sa1100_generic.c
@@ -89,7 +89,7 @@ static int sa11x0_drv_pcmcia_remove(struct platform_device *dev)
 static int sa11x0_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int sa11x0_drv_pcmcia_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/sa1100_jornada720.c b/drivers/pcmcia/sa1100_jornada720.c
index 57ca085473d5..7eedb42f800c 100644
--- a/drivers/pcmcia/sa1100_jornada720.c
+++ b/drivers/pcmcia/sa1100_jornada720.c
@@ -16,89 +16,103 @@
 
 #include "sa1111_generic.h"
 
-#define SOCKET0_POWER   GPIO_GPIO0
-#define SOCKET0_3V      GPIO_GPIO2
-#define SOCKET1_POWER   (GPIO_GPIO1 | GPIO_GPIO3)
-#warning *** Does SOCKET1_3V actually do anything?
+/* Does SOCKET1_3V actually do anything? */
+#define SOCKET0_POWER	GPIO_GPIO0
+#define SOCKET0_3V	GPIO_GPIO2
+#define SOCKET1_POWER	(GPIO_GPIO1 | GPIO_GPIO3)
 #define SOCKET1_3V	GPIO_GPIO3
 
 static int jornada720_pcmcia_hw_init(struct soc_pcmcia_socket *skt)
 {
-  /*
-   * What is all this crap for?
-   */
-  GRER |= 0x00000002;
-  /* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */
-  sa1111_set_io_dir(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0, 0);
-  sa1111_set_io(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
-  sa1111_set_sleep_io(SA1111_DEV(skt->dev), GPIO_A0|GPIO_A1|GPIO_A2|GPIO_A3, 0);
-
-  return sa1111_pcmcia_hw_init(skt);
+	unsigned int pin = GPIO_A0 | GPIO_A1 | GPIO_A2 | GPIO_A3;
+
+	/*
+	* What is all this crap for?
+	*/
+	GRER |= 0x00000002;
+	/* Set GPIO_A<3:1> to be outputs for PCMCIA/CF power controller: */
+	sa1111_set_io_dir(SA1111_DEV(skt->dev), pin, 0, 0);
+	sa1111_set_io(SA1111_DEV(skt->dev), pin, 0);
+	sa1111_set_sleep_io(SA1111_DEV(skt->dev), pin, 0);
+
+	return sa1111_pcmcia_hw_init(skt);
 }
 
 static int
 jornada720_pcmcia_configure_socket(struct soc_pcmcia_socket *skt, const socket_state_t *state)
 {
-  unsigned int pa_dwr_mask, pa_dwr_set;
-  int ret;
-
-printk("%s(): config socket %d vcc %d vpp %d\n", __func__,
-	skt->nr, state->Vcc, state->Vpp);
-
-  switch (skt->nr) {
-  case 0:
-    pa_dwr_mask = SOCKET0_POWER | SOCKET0_3V;
-
-    switch (state->Vcc) {
-    default:
-    case 0:	pa_dwr_set = 0;					break;
-    case 33:	pa_dwr_set = SOCKET0_POWER | SOCKET0_3V;	break;
-    case 50:	pa_dwr_set = SOCKET0_POWER;			break;
-    }
-    break;
-
-  case 1:
-    pa_dwr_mask = SOCKET1_POWER;
-
-    switch (state->Vcc) {
-    default:
-    case 0:	pa_dwr_set = 0;					break;
-    case 33:	pa_dwr_set = SOCKET1_POWER;			break;
-    case 50:	pa_dwr_set = SOCKET1_POWER;			break;
-    }
-    break;
-
-  default:
-    return -1;
-  }
-
-  if (state->Vpp != state->Vcc && state->Vpp != 0) {
-    printk(KERN_ERR "%s(): slot cannot support VPP %u\n",
-	   __func__, state->Vpp);
-    return -1;
-  }
-
-  ret = sa1111_pcmcia_configure_socket(skt, state);
-  if (ret == 0) {
-    unsigned long flags;
-
-    local_irq_save(flags);
-    sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set);
-    local_irq_restore(flags);
-  }
-
-  return ret;
+	unsigned int pa_dwr_mask, pa_dwr_set;
+	int ret;
+
+	printk(KERN_INFO "%s(): config socket %d vcc %d vpp %d\n", __func__,
+		skt->nr, state->Vcc, state->Vpp);
+
+	switch (skt->nr) {
+	case 0:
+		pa_dwr_mask = SOCKET0_POWER | SOCKET0_3V;
+
+		switch (state->Vcc) {
+		default:
+		case  0:
+			pa_dwr_set = 0;
+			break;
+		case 33:
+			pa_dwr_set = SOCKET0_POWER | SOCKET0_3V;
+			break;
+		case 50:
+			pa_dwr_set = SOCKET0_POWER;
+			break;
+		}
+		break;
+
+	case 1:
+		pa_dwr_mask = SOCKET1_POWER;
+
+		switch (state->Vcc) {
+		default:
+		case 0:
+			pa_dwr_set = 0;
+			break;
+		case 33:
+			pa_dwr_set = SOCKET1_POWER;
+			break;
+		case 50:
+			pa_dwr_set = SOCKET1_POWER;
+			break;
+		}
+		break;
+
+	default:
+		return -1;
+	}
+
+	if (state->Vpp != state->Vcc && state->Vpp != 0) {
+		printk(KERN_ERR "%s(): slot cannot support VPP %u\n",
+			__func__, state->Vpp);
+		return -EPERM;
+	}
+
+	ret = sa1111_pcmcia_configure_socket(skt, state);
+	if (ret == 0) {
+		unsigned long flags;
+
+		local_irq_save(flags);
+		sa1111_set_io(SA1111_DEV(skt->dev), pa_dwr_mask, pa_dwr_set);
+		local_irq_restore(flags);
+	}
+
+	return ret;
 }
 
 static struct pcmcia_low_level jornada720_pcmcia_ops = {
-  .owner		= THIS_MODULE,
-  .hw_init		= jornada720_pcmcia_hw_init,
-  .hw_shutdown		= sa1111_pcmcia_hw_shutdown,
-  .socket_state		= sa1111_pcmcia_socket_state,
-  .configure_socket	= jornada720_pcmcia_configure_socket,
-
-  .socket_init		= sa1111_pcmcia_socket_init,
-  .socket_suspend	= sa1111_pcmcia_socket_suspend,
+	.owner			= THIS_MODULE,
+	.hw_init		= jornada720_pcmcia_hw_init,
+	.hw_shutdown		= sa1111_pcmcia_hw_shutdown,
+	.socket_state		= sa1111_pcmcia_socket_state,
+	.configure_socket	= jornada720_pcmcia_configure_socket,
+
+	.socket_init		= sa1111_pcmcia_socket_init,
+	.socket_suspend		= sa1111_pcmcia_socket_suspend,
 };
 
 int __devinit pcmcia_jornada720_init(struct device *dev)
diff --git a/drivers/pcmcia/sa1100_neponset.c b/drivers/pcmcia/sa1100_neponset.c
index 4c41e86ccff9..0c76d337815b 100644
--- a/drivers/pcmcia/sa1100_neponset.c
+++ b/drivers/pcmcia/sa1100_neponset.c
@@ -123,7 +123,7 @@ static struct pcmcia_low_level neponset_pcmcia_ops = {
 	.socket_suspend 	= sa1111_pcmcia_socket_suspend,
 };
 
-int __init pcmcia_neponset_init(struct sa1111_dev *sadev)
+int pcmcia_neponset_init(struct sa1111_dev *sadev)
 {
 	int ret = -ENODEV;
 
diff --git a/drivers/pcmcia/sa1111_generic.c b/drivers/pcmcia/sa1111_generic.c
index 401052a21ce8..4be4e172ffa1 100644
--- a/drivers/pcmcia/sa1111_generic.c
+++ b/drivers/pcmcia/sa1111_generic.c
@@ -159,7 +159,7 @@ static int __devexit pcmcia_remove(struct sa1111_dev *dev)
 
 static int pcmcia_suspend(struct sa1111_dev *dev, pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int pcmcia_resume(struct sa1111_dev *dev)
diff --git a/drivers/pcmcia/soc_common.c b/drivers/pcmcia/soc_common.c
index 163cf98e2386..ef7e9e58782b 100644
--- a/drivers/pcmcia/soc_common.c
+++ b/drivers/pcmcia/soc_common.c
@@ -336,8 +336,9 @@ soc_common_pcmcia_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *m
 	struct soc_pcmcia_socket *skt = to_soc_pcmcia_socket(sock);
 	unsigned short speed = map->speed;
 
-	debug(skt, 2, "map %u  speed %u start 0x%08x stop 0x%08x\n",
-		map->map, map->speed, map->start, map->stop);
+	debug(skt, 2, "map %u  speed %u start 0x%08llx stop 0x%08llx\n",
+		map->map, map->speed, (unsigned long long)map->start,
+		(unsigned long long)map->stop);
 	debug(skt, 2, "flags: %s%s%s%s%s%s%s%s\n",
 		(map->flags==0)?"<NONE>":"",
 		(map->flags&MAP_ACTIVE)?"ACTIVE ":"",
diff --git a/drivers/pcmcia/socket_sysfs.c b/drivers/pcmcia/socket_sysfs.c
index ff9a3bb3c88d..78d5aab542f7 100644
--- a/drivers/pcmcia/socket_sysfs.c
+++ b/drivers/pcmcia/socket_sysfs.c
@@ -300,7 +300,7 @@ static ssize_t pccard_show_cis(struct kobject *kobj,
 
 		if (!(s->state & SOCKET_PRESENT))
 			return -ENODEV;
-		if (pccard_validate_cis(s, BIND_FN_ALL, &chains))
+		if (pccard_validate_cis(s, &chains))
 			return -EIO;
 		if (!chains)
 			return -ENODATA;
diff --git a/drivers/pcmcia/tcic.c b/drivers/pcmcia/tcic.c
index 8eb04230fec7..6918849d511e 100644
--- a/drivers/pcmcia/tcic.c
+++ b/drivers/pcmcia/tcic.c
@@ -366,7 +366,7 @@ static int __init get_tcic_id(void)
 static int tcic_drv_pcmcia_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int tcic_drv_pcmcia_resume(struct platform_device *dev)
@@ -732,8 +732,8 @@ static int tcic_set_io_map(struct pcmcia_socket *sock, struct pccard_io_map *io)
     u_short base, len, ioctl;
     
     debug(1, "SetIOMap(%d, %d, %#2.2x, %d ns, "
-	  "%#x-%#x)\n", psock, io->map, io->flags,
-	  io->speed, io->start, io->stop);
+	  "%#llx-%#llx)\n", psock, io->map, io->flags, io->speed,
+	  (unsigned long long)io->start, (unsigned long long)io->stop);
     if ((io->map > 1) || (io->start > 0xffff) || (io->stop > 0xffff) ||
 	(io->stop < io->start)) return -EINVAL;
     tcic_setw(TCIC_ADDR+2, TCIC_ADR2_INDREG | (psock << TCIC_SS_SHFT));
diff --git a/drivers/pcmcia/vrc4171_card.c b/drivers/pcmcia/vrc4171_card.c
index d4ad50d737b0..c9fcbdc164ea 100644
--- a/drivers/pcmcia/vrc4171_card.c
+++ b/drivers/pcmcia/vrc4171_card.c
@@ -707,7 +707,7 @@ __setup("vrc4171_card=", vrc4171_card_setup);
 static int vrc4171_card_suspend(struct platform_device *dev,
 				     pm_message_t state)
 {
-	return pcmcia_socket_dev_suspend(&dev->dev, state);
+	return pcmcia_socket_dev_suspend(&dev->dev);
 }
 
 static int vrc4171_card_resume(struct platform_device *dev)
diff --git a/drivers/pcmcia/yenta_socket.c b/drivers/pcmcia/yenta_socket.c
index 737fe5d87c40..8be4cc447a17 100644
--- a/drivers/pcmcia/yenta_socket.c
+++ b/drivers/pcmcia/yenta_socket.c
@@ -717,7 +717,7 @@ static void yenta_free_resources(struct yenta_socket *socket)
 /*
  * Close it down - release our resources and go home..
  */
-static void yenta_close(struct pci_dev *dev)
+static void __devexit yenta_close(struct pci_dev *dev)
 {
 	struct yenta_socket *sock = pci_get_drvdata(dev);
 
@@ -1225,60 +1225,81 @@ static int __devinit yenta_probe (struct pci_dev *dev, const struct pci_device_i
 }
 
 #ifdef CONFIG_PM
-static int yenta_dev_suspend (struct pci_dev *dev, pm_message_t state)
+static int yenta_dev_suspend_noirq(struct device *dev)
 {
-	struct yenta_socket *socket = pci_get_drvdata(dev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct yenta_socket *socket = pci_get_drvdata(pdev);
 	int ret;
 
-	ret = pcmcia_socket_dev_suspend(&dev->dev, state);
+	ret = pcmcia_socket_dev_suspend(dev);
 
-	if (socket) {
-		if (socket->type && socket->type->save_state)
-			socket->type->save_state(socket);
+	if (!socket)
+		return ret;
 
-		/* FIXME: pci_save_state needs to have a better interface */
-		pci_save_state(dev);
-		pci_read_config_dword(dev, 16*4, &socket->saved_state[0]);
-		pci_read_config_dword(dev, 17*4, &socket->saved_state[1]);
-		pci_disable_device(dev);
+	if (socket->type && socket->type->save_state)
+		socket->type->save_state(socket);
 
-		/*
-		 * Some laptops (IBM T22) do not like us putting the Cardbus
-		 * bridge into D3.  At a guess, some other laptop will
-		 * probably require this, so leave it commented out for now.
-		 */
-		/* pci_set_power_state(dev, 3); */
-	}
+	pci_save_state(pdev);
+	pci_read_config_dword(pdev, 16*4, &socket->saved_state[0]);
+	pci_read_config_dword(pdev, 17*4, &socket->saved_state[1]);
+	pci_disable_device(pdev);
+
+	/*
+	 * Some laptops (IBM T22) do not like us putting the Cardbus
+	 * bridge into D3.  At a guess, some other laptop will
+	 * probably require this, so leave it commented out for now.
+	 */
+	/* pci_set_power_state(dev, 3); */
 
 	return ret;
 }
 
-
-static int yenta_dev_resume (struct pci_dev *dev)
+static int yenta_dev_resume_noirq(struct device *dev)
 {
-	struct yenta_socket *socket = pci_get_drvdata(dev);
+	struct pci_dev *pdev = to_pci_dev(dev);
+	struct yenta_socket *socket = pci_get_drvdata(pdev);
+	int ret;
 
-	if (socket) {
-		int rc;
+	if (!socket)
+		return 0;
 
-		pci_set_power_state(dev, 0);
-		/* FIXME: pci_restore_state needs to have a better interface */
-		pci_restore_state(dev);
-		pci_write_config_dword(dev, 16*4, socket->saved_state[0]);
-		pci_write_config_dword(dev, 17*4, socket->saved_state[1]);
+	pci_write_config_dword(pdev, 16*4, socket->saved_state[0]);
+	pci_write_config_dword(pdev, 17*4, socket->saved_state[1]);
 
-		rc = pci_enable_device(dev);
-		if (rc)
-			return rc;
+	ret = pci_enable_device(pdev);
+	if (ret)
+		return ret;
 
-		pci_set_master(dev);
+	pci_set_master(pdev);
 
-		if (socket->type && socket->type->restore_state)
-			socket->type->restore_state(socket);
-	}
+	if (socket->type && socket->type->restore_state)
+		socket->type->restore_state(socket);
+
+	pcmcia_socket_dev_early_resume(dev);
+	return 0;
+}
 
-	return pcmcia_socket_dev_resume(&dev->dev);
+static int yenta_dev_resume(struct device *dev)
+{
+	pcmcia_socket_dev_late_resume(dev);
+	return 0;
 }
+
+static struct dev_pm_ops yenta_pm_ops = {
+	.suspend_noirq = yenta_dev_suspend_noirq,
+	.resume_noirq = yenta_dev_resume_noirq,
+	.resume = yenta_dev_resume,
+	.freeze_noirq = yenta_dev_suspend_noirq,
+	.thaw_noirq = yenta_dev_resume_noirq,
+	.thaw = yenta_dev_resume,
+	.poweroff_noirq = yenta_dev_suspend_noirq,
+	.restore_noirq = yenta_dev_resume_noirq,
+	.restore = yenta_dev_resume,
+};
+
+#define YENTA_PM_OPS	(&yenta_pm_ops)
+#else
+#define YENTA_PM_OPS	NULL
 #endif
 
 #define CB_ID(vend,dev,type)				\
@@ -1376,10 +1397,7 @@ static struct pci_driver yenta_cardbus_driver = {
 	.id_table	= yenta_table,
 	.probe		= yenta_probe,
 	.remove		= __devexit_p(yenta_close),
-#ifdef CONFIG_PM
-	.suspend	= yenta_dev_suspend,
-	.resume		= yenta_dev_resume,
-#endif
+	.driver.pm	= YENTA_PM_OPS,
 };
 
 
diff --git a/drivers/platform/x86/Kconfig b/drivers/platform/x86/Kconfig
index 77c6097ced80..55ca39dea42e 100644
--- a/drivers/platform/x86/Kconfig
+++ b/drivers/platform/x86/Kconfig
@@ -99,6 +99,7 @@ config FUJITSU_LAPTOP
 	depends on ACPI
 	depends on INPUT
 	depends on BACKLIGHT_CLASS_DEVICE
+	depends on LEDS_CLASS || LEDS_CLASS=n
 	---help---
 	  This is a driver for laptops built by Fujitsu:
 
@@ -396,6 +397,15 @@ config ACPI_ASUS
 	  NOTE: This driver is deprecated and will probably be removed soon,
 	  use asus-laptop instead.
 
+config TOPSTAR_LAPTOP
+	tristate "Topstar Laptop Extras"
+	depends on ACPI
+	depends on INPUT
+	---help---
+	  This driver adds support for hotkeys found on Topstar laptops.
+
+	  If you have a Topstar laptop, say Y or M here.
+
 config ACPI_TOSHIBA
 	tristate "Toshiba Laptop Extras"
 	depends on ACPI
diff --git a/drivers/platform/x86/Makefile b/drivers/platform/x86/Makefile
index 641b8bfa5538..d1c16210a512 100644
--- a/drivers/platform/x86/Makefile
+++ b/drivers/platform/x86/Makefile
@@ -19,4 +19,5 @@ obj-$(CONFIG_PANASONIC_LAPTOP)	+= panasonic-laptop.o
 obj-$(CONFIG_INTEL_MENLOW)	+= intel_menlow.o
 obj-$(CONFIG_ACPI_WMI)		+= wmi.o
 obj-$(CONFIG_ACPI_ASUS)		+= asus_acpi.o
+obj-$(CONFIG_TOPSTAR_LAPTOP)	+= topstar-laptop.o
 obj-$(CONFIG_ACPI_TOSHIBA)	+= toshiba_acpi.o
diff --git a/drivers/platform/x86/acer-wmi.c b/drivers/platform/x86/acer-wmi.c
index fb45f5ee8df1..454970d2d701 100644
--- a/drivers/platform/x86/acer-wmi.c
+++ b/drivers/platform/x86/acer-wmi.c
@@ -746,7 +746,9 @@ static acpi_status WMID_set_u32(u32 value, u32 cap, struct wmi_interface *iface)
 			return AE_BAD_PARAMETER;
 		if (quirks->mailled == 1) {
 			param = value ? 0x92 : 0x93;
+			i8042_lock_chip();
 			i8042_command(&param, 0x1059);
+			i8042_unlock_chip();
 			return 0;
 		}
 		break;
diff --git a/drivers/platform/x86/acerhdf.c b/drivers/platform/x86/acerhdf.c
index bdfee177eefb..ab64522aaa64 100644
--- a/drivers/platform/x86/acerhdf.c
+++ b/drivers/platform/x86/acerhdf.c
@@ -52,7 +52,7 @@
  */
 #undef START_IN_KERNEL_MODE
 
-#define DRV_VER "0.5.13"
+#define DRV_VER "0.5.18"
 
 /*
  * According to the Atom N270 datasheet,
@@ -61,7 +61,7 @@
  * measured by the on-die thermal monitor are within 0 <= Tj <= 90. So,
  * assume 89°C is critical temperature.
  */
-#define ACERHDF_TEMP_CRIT 89
+#define ACERHDF_TEMP_CRIT 89000
 #define ACERHDF_FAN_OFF 0
 #define ACERHDF_FAN_AUTO 1
 
@@ -69,7 +69,7 @@
  * No matter what value the user puts into the fanon variable, turn on the fan
  * at 80 degree Celsius to prevent hardware damage
  */
-#define ACERHDF_MAX_FANON 80
+#define ACERHDF_MAX_FANON 80000
 
 /*
  * Maximum interval between two temperature checks is 15 seconds, as the die
@@ -85,11 +85,12 @@ static int kernelmode;
 #endif
 
 static unsigned int interval = 10;
-static unsigned int fanon = 63;
-static unsigned int fanoff = 58;
+static unsigned int fanon = 63000;
+static unsigned int fanoff = 58000;
 static unsigned int verbose;
 static unsigned int fanstate = ACERHDF_FAN_AUTO;
 static char force_bios[16];
+static char force_product[16];
 static unsigned int prev_interval;
 struct thermal_zone_device *thz_dev;
 struct thermal_cooling_device *cl_dev;
@@ -107,34 +108,62 @@ module_param(verbose, uint, 0600);
 MODULE_PARM_DESC(verbose, "Enable verbose dmesg output");
 module_param_string(force_bios, force_bios, 16, 0);
 MODULE_PARM_DESC(force_bios, "Force BIOS version and omit BIOS check");
+module_param_string(force_product, force_product, 16, 0);
+MODULE_PARM_DESC(force_product, "Force BIOS product and omit BIOS check");
+
+/*
+ * cmd_off: to switch the fan completely off / to check if the fan is off
+ *	cmd_auto: to set the BIOS in control of the fan. The BIOS regulates then
+ *		the fan speed depending on the temperature
+ */
+struct fancmd {
+	u8 cmd_off;
+	u8 cmd_auto;
+};
 
 /* BIOS settings */
 struct bios_settings_t {
 	const char *vendor;
+	const char *product;
 	const char *version;
 	unsigned char fanreg;
 	unsigned char tempreg;
-	unsigned char fancmd[2]; /* fan off and auto commands */
+	struct fancmd cmd;
 };
 
 /* Register addresses and values for different BIOS versions */
 static const struct bios_settings_t bios_tbl[] = {
-	{"Acer", "v0.3109", 0x55, 0x58, {0x1f, 0x00} },
-	{"Acer", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
-	{"Acer", "v0.3301", 0x55, 0x58, {0xaf, 0x00} },
-	{"Acer", "v0.3304", 0x55, 0x58, {0xaf, 0x00} },
-	{"Acer", "v0.3305", 0x55, 0x58, {0xaf, 0x00} },
-	{"Acer", "v0.3308", 0x55, 0x58, {0x21, 0x00} },
-	{"Acer", "v0.3309", 0x55, 0x58, {0x21, 0x00} },
-	{"Acer", "v0.3310", 0x55, 0x58, {0x21, 0x00} },
-	{"Gateway", "v0.3103", 0x55, 0x58, {0x21, 0x00} },
-	{"Packard Bell", "v0.3105", 0x55, 0x58, {0x21, 0x00} },
-	{"", "", 0, 0, {0, 0} }
+	/* AOA110 */
+	{"Acer", "AOA110", "v0.3109", 0x55, 0x58, {0x1f, 0x00} },
+	{"Acer", "AOA110", "v0.3114", 0x55, 0x58, {0x1f, 0x00} },
+	{"Acer", "AOA110", "v0.3301", 0x55, 0x58, {0xaf, 0x00} },
+	{"Acer", "AOA110", "v0.3304", 0x55, 0x58, {0xaf, 0x00} },
+	{"Acer", "AOA110", "v0.3305", 0x55, 0x58, {0xaf, 0x00} },
+	{"Acer", "AOA110", "v0.3307", 0x55, 0x58, {0xaf, 0x00} },
+	{"Acer", "AOA110", "v0.3308", 0x55, 0x58, {0x21, 0x00} },
+	{"Acer", "AOA110", "v0.3309", 0x55, 0x58, {0x21, 0x00} },
+	{"Acer", "AOA110", "v0.3310", 0x55, 0x58, {0x21, 0x00} },
+	/* AOA150 */
+	{"Acer", "AOA150", "v0.3114", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3301", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3304", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3305", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3307", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3308", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3309", 0x55, 0x58, {0x20, 0x00} },
+	{"Acer", "AOA150", "v0.3310", 0x55, 0x58, {0x20, 0x00} },
+	/* special BIOS / other */
+	{"Gateway", "AOA110", "v0.3103", 0x55, 0x58, {0x21, 0x00} },
+	{"Gateway", "AOA150", "v0.3103", 0x55, 0x58, {0x20, 0x00} },
+	{"Packard Bell", "DOA150", "v0.3104", 0x55, 0x58, {0x21, 0x00} },
+	{"Packard Bell", "AOA110", "v0.3105", 0x55, 0x58, {0x21, 0x00} },
+	{"Packard Bell", "AOA150", "v0.3105", 0x55, 0x58, {0x20, 0x00} },
+	/* pewpew-terminator */
+	{"", "", "", 0, 0, {0, 0} }
 };
 
 static const struct bios_settings_t *bios_cfg __read_mostly;
 
-
 static int acerhdf_get_temp(int *temp)
 {
 	u8 read_temp;
@@ -142,7 +171,7 @@ static int acerhdf_get_temp(int *temp)
 	if (ec_read(bios_cfg->tempreg, &read_temp))
 		return -EINVAL;
 
-	*temp = read_temp;
+	*temp = read_temp * 1000;
 
 	return 0;
 }
@@ -150,13 +179,14 @@ static int acerhdf_get_temp(int *temp)
 static int acerhdf_get_fanstate(int *state)
 {
 	u8 fan;
-	bool tmp;
 
 	if (ec_read(bios_cfg->fanreg, &fan))
 		return -EINVAL;
 
-	tmp = (fan == bios_cfg->fancmd[ACERHDF_FAN_OFF]);
-	*state = tmp ? ACERHDF_FAN_OFF : ACERHDF_FAN_AUTO;
+	if (fan != bios_cfg->cmd.cmd_off)
+		*state = ACERHDF_FAN_AUTO;
+	else
+		*state = ACERHDF_FAN_OFF;
 
 	return 0;
 }
@@ -175,7 +205,8 @@ static void acerhdf_change_fanstate(int state)
 		state = ACERHDF_FAN_AUTO;
 	}
 
-	cmd = bios_cfg->fancmd[state];
+	cmd = (state == ACERHDF_FAN_OFF) ? bios_cfg->cmd.cmd_off
+					 : bios_cfg->cmd.cmd_auto;
 	fanstate = state;
 
 	ec_write(bios_cfg->fanreg, cmd);
@@ -408,7 +439,7 @@ struct thermal_cooling_device_ops acerhdf_cooling_ops = {
 };
 
 /* suspend / resume functionality */
-static int acerhdf_suspend(struct platform_device *dev, pm_message_t state)
+static int acerhdf_suspend(struct device *dev)
 {
 	if (kernelmode)
 		acerhdf_change_fanstate(ACERHDF_FAN_AUTO);
@@ -419,14 +450,6 @@ static int acerhdf_suspend(struct platform_device *dev, pm_message_t state)
 	return 0;
 }
 
-static int acerhdf_resume(struct platform_device *device)
-{
-	if (verbose)
-		pr_notice("resuming\n");
-
-	return 0;
-}
-
 static int __devinit acerhdf_probe(struct platform_device *device)
 {
 	return 0;
@@ -437,15 +460,19 @@ static int acerhdf_remove(struct platform_device *device)
 	return 0;
 }
 
-struct platform_driver acerhdf_drv = {
+static struct dev_pm_ops acerhdf_pm_ops = {
+	.suspend = acerhdf_suspend,
+	.freeze  = acerhdf_suspend,
+};
+
+static struct platform_driver acerhdf_driver = {
 	.driver = {
-		.name = "acerhdf",
+		.name  = "acerhdf",
 		.owner = THIS_MODULE,
+		.pm    = &acerhdf_pm_ops,
 	},
 	.probe = acerhdf_probe,
 	.remove = acerhdf_remove,
-	.suspend = acerhdf_suspend,
-	.resume = acerhdf_resume,
 };
 
 
@@ -454,32 +481,40 @@ static int acerhdf_check_hardware(void)
 {
 	char const *vendor, *version, *product;
 	int i;
+	unsigned long prod_len = 0;
 
 	/* get BIOS data */
 	vendor  = dmi_get_system_info(DMI_SYS_VENDOR);
 	version = dmi_get_system_info(DMI_BIOS_VERSION);
 	product = dmi_get_system_info(DMI_PRODUCT_NAME);
 
+
 	pr_info("Acer Aspire One Fan driver, v.%s\n", DRV_VER);
 
-	if (!force_bios[0]) {
-		if (strncmp(product, "AO", 2)) {
-			pr_err("no Aspire One hardware found\n");
-			return -EINVAL;
-		}
-	} else {
-		pr_info("forcing BIOS version: %s\n", version);
+	if (force_bios[0]) {
 		version = force_bios;
+		pr_info("forcing BIOS version: %s\n", version);
+		kernelmode = 0;
+	}
+
+	if (force_product[0]) {
+		product = force_product;
+		pr_info("forcing BIOS product: %s\n", product);
 		kernelmode = 0;
 	}
 
+	prod_len = strlen(product);
+
 	if (verbose)
 		pr_info("BIOS info: %s %s, product: %s\n",
 			vendor, version, product);
 
 	/* search BIOS version and vendor in BIOS settings table */
 	for (i = 0; bios_tbl[i].version[0]; i++) {
-		if (!strcmp(bios_tbl[i].vendor, vendor) &&
+		if (strlen(bios_tbl[i].product) >= prod_len &&
+		    !strncmp(bios_tbl[i].product, product,
+			   strlen(bios_tbl[i].product)) &&
+		    !strcmp(bios_tbl[i].vendor, vendor) &&
 		    !strcmp(bios_tbl[i].version, version)) {
 			bios_cfg = &bios_tbl[i];
 			break;
@@ -487,8 +522,8 @@ static int acerhdf_check_hardware(void)
 	}
 
 	if (!bios_cfg) {
-		pr_err("unknown (unsupported) BIOS version %s/%s, "
-			"please report, aborting!\n", vendor, version);
+		pr_err("unknown (unsupported) BIOS version %s/%s/%s, "
+			"please report, aborting!\n", vendor, product, version);
 		return -EINVAL;
 	}
 
@@ -509,7 +544,7 @@ static int acerhdf_register_platform(void)
 {
 	int err = 0;
 
-	err = platform_driver_register(&acerhdf_drv);
+	err = platform_driver_register(&acerhdf_driver);
 	if (err)
 		return err;
 
@@ -525,7 +560,7 @@ static void acerhdf_unregister_platform(void)
 		return;
 
 	platform_device_del(acerhdf_dev);
-	platform_driver_unregister(&acerhdf_drv);
+	platform_driver_unregister(&acerhdf_driver);
 }
 
 static int acerhdf_register_thermal(void)
diff --git a/drivers/platform/x86/asus-laptop.c b/drivers/platform/x86/asus-laptop.c
index db657bbeec90..b39d2bb3e75b 100644
--- a/drivers/platform/x86/asus-laptop.c
+++ b/drivers/platform/x86/asus-laptop.c
@@ -77,15 +77,16 @@
  * Flags for hotk status
  * WL_ON and BT_ON are also used for wireless_status()
  */
-#define WL_ON       0x01	//internal Wifi
-#define BT_ON       0x02	//internal Bluetooth
-#define MLED_ON     0x04	//mail LED
-#define TLED_ON     0x08	//touchpad LED
-#define RLED_ON     0x10	//Record LED
-#define PLED_ON     0x20	//Phone LED
-#define GLED_ON     0x40	//Gaming LED
-#define LCD_ON      0x80	//LCD backlight
-#define GPS_ON      0x100	//GPS
+#define WL_ON       0x01	/* internal Wifi */
+#define BT_ON       0x02	/* internal Bluetooth */
+#define MLED_ON     0x04	/* mail LED */
+#define TLED_ON     0x08	/* touchpad LED */
+#define RLED_ON     0x10	/* Record LED */
+#define PLED_ON     0x20	/* Phone LED */
+#define GLED_ON     0x40	/* Gaming LED */
+#define LCD_ON      0x80	/* LCD backlight */
+#define GPS_ON      0x100	/* GPS */
+#define KEY_ON      0x200	/* Keyboard backlight */
 
 #define ASUS_LOG    ASUS_HOTK_FILE ": "
 #define ASUS_ERR    KERN_ERR    ASUS_LOG
@@ -98,7 +99,8 @@ MODULE_AUTHOR("Julien Lerouge, Karol Kozimor, Corentin Chary");
 MODULE_DESCRIPTION(ASUS_HOTK_NAME);
 MODULE_LICENSE("GPL");
 
-/* WAPF defines the behavior of the Fn+Fx wlan key
+/*
+ * WAPF defines the behavior of the Fn+Fx wlan key
  * The significance of values is yet to be found, but
  * most of the time:
  * 0x0 will do nothing
@@ -125,7 +127,8 @@ ASUS_HANDLE(gled_set, ASUS_HOTK_PREFIX "GLED");	/* G1, G2 (probably) */
 /* LEDD */
 ASUS_HANDLE(ledd_set, ASUS_HOTK_PREFIX "SLCM");
 
-/* Bluetooth and WLAN
+/*
+ * Bluetooth and WLAN
  * WLED and BLED are not handled like other XLED, because in some dsdt
  * they also control the WLAN/Bluetooth device.
  */
@@ -149,22 +152,32 @@ ASUS_HANDLE(lcd_switch, "\\_SB.PCI0.SBRG.EC0._Q10",	/* All new models */
 
 /* Display */
 ASUS_HANDLE(display_set, ASUS_HOTK_PREFIX "SDSP");
-ASUS_HANDLE(display_get, "\\_SB.PCI0.P0P1.VGA.GETD",	/*  A6B, A6K A6R A7D F3JM L4R M6R A3G
-							   M6A M6V VX-1 V6J V6V W3Z */
-	    "\\_SB.PCI0.P0P2.VGA.GETD",	/* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V
-					   S5A M5A z33A W1Jc W2V G1 */
-	    "\\_SB.PCI0.P0P3.VGA.GETD",	/* A6V A6Q */
-	    "\\_SB.PCI0.P0PA.VGA.GETD",	/* A6T, A6M */
-	    "\\_SB.PCI0.PCI1.VGAC.NMAP",	/* L3C */
-	    "\\_SB.PCI0.VGA.GETD",	/* Z96F */
-	    "\\ACTD",		/* A2D */
-	    "\\ADVG",		/* A4G Z71A W1N W5A W5F M2N M3N M5N M6N S1N S5N */
-	    "\\DNXT",		/* P30 */
-	    "\\INFB",		/* A2H D1 L2D L3D L3H L2E L5D L5C M1A M2E L4L W3V */
-	    "\\SSTE");		/* A3F A6F A3N A3L M6N W3N W6A */
-
-ASUS_HANDLE(ls_switch, ASUS_HOTK_PREFIX "ALSC");	/* Z71A Z71V */
-ASUS_HANDLE(ls_level, ASUS_HOTK_PREFIX "ALSL");	/* Z71A Z71V */
+ASUS_HANDLE(display_get,
+	    /* A6B, A6K A6R A7D F3JM L4R M6R A3G M6A M6V VX-1 V6J V6V W3Z */
+	    "\\_SB.PCI0.P0P1.VGA.GETD",
+	    /* A3E A4K, A4D A4L A6J A7J A8J Z71V M9V S5A M5A z33A W1Jc W2V G1 */
+	    "\\_SB.PCI0.P0P2.VGA.GETD",
+	    /* A6V A6Q */
+	    "\\_SB.PCI0.P0P3.VGA.GETD",
+	    /* A6T, A6M */
+	    "\\_SB.PCI0.P0PA.VGA.GETD",
+	    /* L3C */
+	    "\\_SB.PCI0.PCI1.VGAC.NMAP",
+	    /* Z96F */
+	    "\\_SB.PCI0.VGA.GETD",
+	    /* A2D */
+	    "\\ACTD",
+	    /* A4G Z71A W1N W5A W5F M2N M3N M5N M6N S1N S5N */
+	    "\\ADVG",
+	    /* P30 */
+	    "\\DNXT",
+	    /* A2H D1 L2D L3D L3H L2E L5D L5C M1A M2E L4L W3V */
+	    "\\INFB",
+	    /* A3F A6F A3N A3L M6N W3N W6A */
+	    "\\SSTE");
+
+ASUS_HANDLE(ls_switch, ASUS_HOTK_PREFIX "ALSC"); /* Z71A Z71V */
+ASUS_HANDLE(ls_level, ASUS_HOTK_PREFIX "ALSL");	 /* Z71A Z71V */
 
 /* GPS */
 /* R2H use different handle for GPS on/off */
@@ -172,19 +185,23 @@ ASUS_HANDLE(gps_on, ASUS_HOTK_PREFIX "SDON");	/* R2H */
 ASUS_HANDLE(gps_off, ASUS_HOTK_PREFIX "SDOF");	/* R2H */
 ASUS_HANDLE(gps_status, ASUS_HOTK_PREFIX "GPST");
 
+/* Keyboard light */
+ASUS_HANDLE(kled_set, ASUS_HOTK_PREFIX "SLKB");
+ASUS_HANDLE(kled_get, ASUS_HOTK_PREFIX "GLKB");
+
 /*
  * This is the main structure, we can use it to store anything interesting
  * about the hotk device
  */
 struct asus_hotk {
-	char *name;		//laptop name
-	struct acpi_device *device;	//the device we are in
-	acpi_handle handle;	//the handle of the hotk device
-	char status;		//status of the hotk, for LEDs, ...
-	u32 ledd_status;	//status of the LED display
-	u8 light_level;		//light sensor level
-	u8 light_switch;	//light sensor switch value
-	u16 event_count[128];	//count for each event TODO make this better
+	char *name;		/* laptop name */
+	struct acpi_device *device;	/* the device we are in */
+	acpi_handle handle;	/* the handle of the hotk device */
+	char status;		/* status of the hotk, for LEDs, ... */
+	u32 ledd_status;	/* status of the LED display */
+	u8 light_level;		/* light sensor level */
+	u8 light_switch;	/* light sensor switch value */
+	u16 event_count[128];	/* count for each event TODO make this better */
 	struct input_dev *inputdev;
 	u16 *keycode_map;
 };
@@ -237,28 +254,35 @@ static struct backlight_ops asusbl_ops = {
 	.update_status = update_bl_status,
 };
 
-/* These functions actually update the LED's, and are called from a
+/*
+ * These functions actually update the LED's, and are called from a
  * workqueue. By doing this as separate work rather than when the LED
  * subsystem asks, we avoid messing with the Asus ACPI stuff during a
- * potentially bad time, such as a timer interrupt. */
+ * potentially bad time, such as a timer interrupt.
+ */
 static struct workqueue_struct *led_workqueue;
 
-#define ASUS_LED(object, ledname)					\
+#define ASUS_LED(object, ledname, max)					\
 	static void object##_led_set(struct led_classdev *led_cdev,	\
 				     enum led_brightness value);	\
+	static enum led_brightness object##_led_get(			\
+		struct led_classdev *led_cdev);				\
 	static void object##_led_update(struct work_struct *ignored);	\
 	static int object##_led_wk;					\
 	static DECLARE_WORK(object##_led_work, object##_led_update);	\
 	static struct led_classdev object##_led = {			\
 		.name           = "asus::" ledname,			\
 		.brightness_set = object##_led_set,			\
+		.brightness_get = object##_led_get,			\
+		.max_brightness = max					\
 	}
 
-ASUS_LED(mled, "mail");
-ASUS_LED(tled, "touchpad");
-ASUS_LED(rled, "record");
-ASUS_LED(pled, "phone");
-ASUS_LED(gled, "gaming");
+ASUS_LED(mled, "mail", 1);
+ASUS_LED(tled, "touchpad", 1);
+ASUS_LED(rled, "record", 1);
+ASUS_LED(pled, "phone", 1);
+ASUS_LED(gled, "gaming", 1);
+ASUS_LED(kled, "kbd_backlight", 3);
 
 struct key_entry {
 	char type;
@@ -278,16 +302,23 @@ static struct key_entry asus_keymap[] = {
 	{KE_KEY, 0x41, KEY_NEXTSONG},
 	{KE_KEY, 0x43, KEY_STOPCD},
 	{KE_KEY, 0x45, KEY_PLAYPAUSE},
+	{KE_KEY, 0x4c, KEY_MEDIA},
 	{KE_KEY, 0x50, KEY_EMAIL},
 	{KE_KEY, 0x51, KEY_WWW},
+	{KE_KEY, 0x55, KEY_CALC},
 	{KE_KEY, 0x5C, KEY_SCREENLOCK},  /* Screenlock */
 	{KE_KEY, 0x5D, KEY_WLAN},
+	{KE_KEY, 0x5E, KEY_WLAN},
+	{KE_KEY, 0x5F, KEY_WLAN},
+	{KE_KEY, 0x60, KEY_SWITCHVIDEOMODE},
 	{KE_KEY, 0x61, KEY_SWITCHVIDEOMODE},
 	{KE_KEY, 0x6B, BTN_TOUCH}, /* Lock Mouse */
 	{KE_KEY, 0x82, KEY_CAMERA},
 	{KE_KEY, 0x8A, KEY_PROG1},
 	{KE_KEY, 0x95, KEY_MEDIA},
 	{KE_KEY, 0x99, KEY_PHONE},
+	{KE_KEY, 0xc4, KEY_KBDILLUMUP},
+	{KE_KEY, 0xc5, KEY_KBDILLUMDOWN},
 	{KE_END, 0},
 };
 
@@ -301,8 +332,8 @@ static struct key_entry asus_keymap[] = {
 static int write_acpi_int(acpi_handle handle, const char *method, int val,
 			  struct acpi_buffer *output)
 {
-	struct acpi_object_list params;	//list of input parameters (an int here)
-	union acpi_object in_obj;	//the only param we use
+	struct acpi_object_list params;	/* list of input parameters (an int) */
+	union acpi_object in_obj;	/* the only param we use */
 	acpi_status status;
 
 	if (!handle)
@@ -399,6 +430,11 @@ static void write_status(acpi_handle handle, int out, int mask)
 	{								\
 		int value = object##_led_wk;				\
 		write_status(object##_set_handle, value, (mask));	\
+	}								\
+	static enum led_brightness object##_led_get(			\
+		struct led_classdev *led_cdev)				\
+	{								\
+		return led_cdev->brightness;				\
 	}
 
 ASUS_LED_HANDLER(mled, MLED_ON);
@@ -407,6 +443,60 @@ ASUS_LED_HANDLER(rled, RLED_ON);
 ASUS_LED_HANDLER(tled, TLED_ON);
 ASUS_LED_HANDLER(gled, GLED_ON);
 
+/*
+ * Keyboard backlight
+ */
+static int get_kled_lvl(void)
+{
+	unsigned long long kblv;
+	struct acpi_object_list params;
+	union acpi_object in_obj;
+	acpi_status rv;
+
+	params.count = 1;
+	params.pointer = &in_obj;
+	in_obj.type = ACPI_TYPE_INTEGER;
+	in_obj.integer.value = 2;
+
+	rv = acpi_evaluate_integer(kled_get_handle, NULL, &params, &kblv);
+	if (ACPI_FAILURE(rv)) {
+		pr_warning("Error reading kled level\n");
+		return 0;
+	}
+	return kblv;
+}
+
+static int set_kled_lvl(int kblv)
+{
+	if (kblv > 0)
+		kblv = (1 << 7) | (kblv & 0x7F);
+	else
+		kblv = 0;
+
+	if (write_acpi_int(kled_set_handle, NULL, kblv, NULL)) {
+		pr_warning("Keyboard LED display write failed\n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static void kled_led_set(struct led_classdev *led_cdev,
+			 enum led_brightness value)
+{
+	kled_led_wk = value;
+	queue_work(led_workqueue, &kled_led_work);
+}
+
+static void kled_led_update(struct work_struct *ignored)
+{
+	set_kled_lvl(kled_led_wk);
+}
+
+static enum led_brightness kled_led_get(struct led_classdev *led_cdev)
+{
+	return get_kled_lvl();
+}
+
 static int get_lcd_state(void)
 {
 	return read_status(LCD_ON);
@@ -498,7 +588,7 @@ static ssize_t show_infos(struct device *dev,
 {
 	int len = 0;
 	unsigned long long temp;
-	char buf[16];		//enough for all info
+	char buf[16];		/* enough for all info */
 	acpi_status rv = AE_OK;
 
 	/*
@@ -516,7 +606,17 @@ static ssize_t show_infos(struct device *dev,
 	 */
 	rv = acpi_evaluate_integer(hotk->handle, "SFUN", NULL, &temp);
 	if (!ACPI_FAILURE(rv))
-		len += sprintf(page + len, "SFUN value         : 0x%04x\n",
+		len += sprintf(page + len, "SFUN value         : %#x\n",
+			       (uint) temp);
+	/*
+	 * The HWRS method return informations about the hardware.
+	 * 0x80 bit is for WLAN, 0x100 for Bluetooth.
+	 * The significance of others is yet to be found.
+	 * If we don't find the method, we assume the device are present.
+	 */
+	rv = acpi_evaluate_integer(hotk->handle, "HRWS", NULL, &temp);
+	if (!ACPI_FAILURE(rv))
+		len += sprintf(page + len, "HRWS value         : %#x\n",
 			       (uint) temp);
 	/*
 	 * Another value for userspace: the ASYM method returns 0x02 for
@@ -527,7 +627,7 @@ static ssize_t show_infos(struct device *dev,
 	 */
 	rv = acpi_evaluate_integer(hotk->handle, "ASYM", NULL, &temp);
 	if (!ACPI_FAILURE(rv))
-		len += sprintf(page + len, "ASYM value         : 0x%04x\n",
+		len += sprintf(page + len, "ASYM value         : %#x\n",
 			       (uint) temp);
 	if (asus_info) {
 		snprintf(buf, 16, "%d", asus_info->length);
@@ -648,8 +748,10 @@ static int read_display(void)
 	unsigned long long value = 0;
 	acpi_status rv = AE_OK;
 
-	/* In most of the case, we know how to set the display, but sometime
-	   we can't read it */
+	/*
+	 * In most of the case, we know how to set the display, but sometime
+	 * we can't read it
+	 */
 	if (display_get_handle) {
 		rv = acpi_evaluate_integer(display_get_handle, NULL,
 					   NULL, &value);
@@ -1037,6 +1139,9 @@ static int asus_hotk_get_info(void)
 
 	ASUS_HANDLE_INIT(ledd_set);
 
+	ASUS_HANDLE_INIT(kled_set);
+	ASUS_HANDLE_INIT(kled_get);
+
 	/*
 	 * The HWRS method return informations about the hardware.
 	 * 0x80 bit is for WLAN, 0x100 for Bluetooth.
@@ -1063,8 +1168,10 @@ static int asus_hotk_get_info(void)
 	ASUS_HANDLE_INIT(display_set);
 	ASUS_HANDLE_INIT(display_get);
 
-	/* There is a lot of models with "ALSL", but a few get
-	   a real light sens, so we need to check it. */
+	/*
+	 * There is a lot of models with "ALSL", but a few get
+	 * a real light sens, so we need to check it.
+	 */
 	if (!ASUS_HANDLE_INIT(ls_switch))
 		ASUS_HANDLE_INIT(ls_level);
 
@@ -1168,6 +1275,10 @@ static int asus_hotk_add(struct acpi_device *device)
 	/* LCD Backlight is on by default */
 	write_status(NULL, 1, LCD_ON);
 
+	/* Keyboard Backlight is on by default */
+	if (kled_set_handle)
+		set_kled_lvl(1);
+
 	/* LED display is off by default */
 	hotk->ledd_status = 0xFFF;
 
@@ -1222,6 +1333,7 @@ static void asus_led_exit(void)
 	ASUS_LED_UNREGISTER(pled);
 	ASUS_LED_UNREGISTER(rled);
 	ASUS_LED_UNREGISTER(gled);
+	ASUS_LED_UNREGISTER(kled);
 }
 
 static void asus_input_exit(void)
@@ -1301,13 +1413,20 @@ static int asus_led_init(struct device *dev)
 	if (rv)
 		goto out4;
 
+	if (kled_set_handle && kled_get_handle)
+		rv = ASUS_LED_REGISTER(kled, dev);
+	if (rv)
+		goto out5;
+
 	led_workqueue = create_singlethread_workqueue("led_workqueue");
 	if (!led_workqueue)
-		goto out5;
+		goto out6;
 
 	return 0;
-out5:
+out6:
 	rv = -ENOMEM;
+	ASUS_LED_UNREGISTER(kled);
+out5:
 	ASUS_LED_UNREGISTER(gled);
 out4:
 	ASUS_LED_UNREGISTER(pled);
diff --git a/drivers/platform/x86/eeepc-laptop.c b/drivers/platform/x86/eeepc-laptop.c
index 222ffb892f22..4226e5352738 100644
--- a/drivers/platform/x86/eeepc-laptop.c
+++ b/drivers/platform/x86/eeepc-laptop.c
@@ -142,18 +142,28 @@ struct eeepc_hotk {
 	struct rfkill *wlan_rfkill;
 	struct rfkill *bluetooth_rfkill;
 	struct rfkill *wwan3g_rfkill;
+	struct rfkill *wimax_rfkill;
 	struct hotplug_slot *hotplug_slot;
-	struct work_struct hotplug_work;
+	struct mutex hotplug_lock;
 };
 
 /* The actual device the driver binds to */
 static struct eeepc_hotk *ehotk;
 
 /* Platform device/driver */
+static int eeepc_hotk_thaw(struct device *device);
+static int eeepc_hotk_restore(struct device *device);
+
+static struct dev_pm_ops eeepc_pm_ops = {
+	.thaw = eeepc_hotk_thaw,
+	.restore = eeepc_hotk_restore,
+};
+
 static struct platform_driver platform_driver = {
 	.driver = {
 		.name = EEEPC_HOTK_FILE,
 		.owner = THIS_MODULE,
+		.pm = &eeepc_pm_ops,
 	}
 };
 
@@ -192,7 +202,6 @@ static struct key_entry eeepc_keymap[] = {
  */
 static int eeepc_hotk_add(struct acpi_device *device);
 static int eeepc_hotk_remove(struct acpi_device *device, int type);
-static int eeepc_hotk_resume(struct acpi_device *device);
 static void eeepc_hotk_notify(struct acpi_device *device, u32 event);
 
 static const struct acpi_device_id eeepc_device_ids[] = {
@@ -209,7 +218,6 @@ static struct acpi_driver eeepc_hotk_driver = {
 	.ops = {
 		.add = eeepc_hotk_add,
 		.remove = eeepc_hotk_remove,
-		.resume = eeepc_hotk_resume,
 		.notify = eeepc_hotk_notify,
 	},
 };
@@ -342,13 +350,14 @@ static const struct rfkill_ops eeepc_rfkill_ops = {
 	.set_block = eeepc_rfkill_set,
 };
 
-static void __init eeepc_enable_camera(void)
+static void __devinit eeepc_enable_camera(void)
 {
 	/*
 	 * If the following call to set_acpi() fails, it's because there's no
 	 * camera so we can ignore the error.
 	 */
-	set_acpi(CM_ASL_CAMERA, 1);
+	if (get_acpi(CM_ASL_CAMERA) == 0)
+		set_acpi(CM_ASL_CAMERA, 1);
 }
 
 /*
@@ -579,7 +588,6 @@ static void cmsg_quirks(void)
 
 static int eeepc_hotk_check(void)
 {
-	const struct key_entry *key;
 	struct acpi_buffer buffer = { ACPI_ALLOCATE_BUFFER, NULL };
 	int result;
 
@@ -604,31 +612,6 @@ static int eeepc_hotk_check(void)
 			pr_info("Get control methods supported: 0x%x\n",
 				ehotk->cm_supported);
 		}
-		ehotk->inputdev = input_allocate_device();
-		if (!ehotk->inputdev) {
-			pr_info("Unable to allocate input device\n");
-			return 0;
-		}
-		ehotk->inputdev->name = "Asus EeePC extra buttons";
-		ehotk->inputdev->phys = EEEPC_HOTK_FILE "/input0";
-		ehotk->inputdev->id.bustype = BUS_HOST;
-		ehotk->inputdev->getkeycode = eeepc_getkeycode;
-		ehotk->inputdev->setkeycode = eeepc_setkeycode;
-
-		for (key = eeepc_keymap; key->type != KE_END; key++) {
-			switch (key->type) {
-			case KE_KEY:
-				set_bit(EV_KEY, ehotk->inputdev->evbit);
-				set_bit(key->keycode, ehotk->inputdev->keybit);
-				break;
-			}
-		}
-		result = input_register_device(ehotk->inputdev);
-		if (result) {
-			pr_info("Unable to register input device\n");
-			input_free_device(ehotk->inputdev);
-			return 0;
-		}
 	} else {
 		pr_err("Hotkey device not present, aborting\n");
 		return -EINVAL;
@@ -642,7 +625,7 @@ static int notify_brn(void)
 	struct backlight_device *bd = eeepc_backlight_device;
 	if (bd) {
 		int old = bd->props.brightness;
-		bd->props.brightness = read_brightness(bd);
+		backlight_force_update(bd, BACKLIGHT_UPDATE_HOTKEY);
 		return old;
 	}
 	return -1;
@@ -661,40 +644,48 @@ static int eeepc_get_adapter_status(struct hotplug_slot *hotplug_slot,
 	return 0;
 }
 
-static void eeepc_hotplug_work(struct work_struct *work)
+static void eeepc_rfkill_hotplug(void)
 {
 	struct pci_dev *dev;
-	struct pci_bus *bus = pci_find_bus(0, 1);
-	bool blocked;
+	struct pci_bus *bus;
+	bool blocked = eeepc_wlan_rfkill_blocked();
 
-	if (!bus) {
-		pr_warning("Unable to find PCI bus 1?\n");
-		return;
-	}
+	if (ehotk->wlan_rfkill)
+		rfkill_set_sw_state(ehotk->wlan_rfkill, blocked);
 
-	blocked = eeepc_wlan_rfkill_blocked();
-	if (!blocked) {
-		dev = pci_get_slot(bus, 0);
-		if (dev) {
-			/* Device already present */
-			pci_dev_put(dev);
-			return;
-		}
-		dev = pci_scan_single_device(bus, 0);
-		if (dev) {
-			pci_bus_assign_resources(bus);
-			if (pci_bus_add_device(dev))
-				pr_err("Unable to hotplug wifi\n");
+	mutex_lock(&ehotk->hotplug_lock);
+
+	if (ehotk->hotplug_slot) {
+		bus = pci_find_bus(0, 1);
+		if (!bus) {
+			pr_warning("Unable to find PCI bus 1?\n");
+			goto out_unlock;
 		}
-	} else {
-		dev = pci_get_slot(bus, 0);
-		if (dev) {
-			pci_remove_bus_device(dev);
-			pci_dev_put(dev);
+
+		if (!blocked) {
+			dev = pci_get_slot(bus, 0);
+			if (dev) {
+				/* Device already present */
+				pci_dev_put(dev);
+				goto out_unlock;
+			}
+			dev = pci_scan_single_device(bus, 0);
+			if (dev) {
+				pci_bus_assign_resources(bus);
+				if (pci_bus_add_device(dev))
+					pr_err("Unable to hotplug wifi\n");
+			}
+		} else {
+			dev = pci_get_slot(bus, 0);
+			if (dev) {
+				pci_remove_bus_device(dev);
+				pci_dev_put(dev);
+			}
 		}
 	}
 
-	rfkill_set_sw_state(ehotk->wlan_rfkill, blocked);
+out_unlock:
+	mutex_unlock(&ehotk->hotplug_lock);
 }
 
 static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
@@ -702,7 +693,7 @@ static void eeepc_rfkill_notify(acpi_handle handle, u32 event, void *data)
 	if (event != ACPI_NOTIFY_BUS_CHECK)
 		return;
 
-	schedule_work(&ehotk->hotplug_work);
+	eeepc_rfkill_hotplug();
 }
 
 static void eeepc_hotk_notify(struct acpi_device *device, u32 event)
@@ -839,66 +830,38 @@ error_slot:
 	return ret;
 }
 
-static int eeepc_hotk_add(struct acpi_device *device)
-{
-	int result;
-
-	if (!device)
-		 return -EINVAL;
-	pr_notice(EEEPC_HOTK_NAME "\n");
-	ehotk = kzalloc(sizeof(struct eeepc_hotk), GFP_KERNEL);
-	if (!ehotk)
-		return -ENOMEM;
-	ehotk->init_flag = DISABLE_ASL_WLAN | DISABLE_ASL_DISPLAYSWITCH;
-	ehotk->handle = device->handle;
-	strcpy(acpi_device_name(device), EEEPC_HOTK_DEVICE_NAME);
-	strcpy(acpi_device_class(device), EEEPC_HOTK_CLASS);
-	device->driver_data = ehotk;
-	ehotk->device = device;
-	result = eeepc_hotk_check();
-	if (result)
-		goto ehotk_fail;
-
-	return 0;
-
- ehotk_fail:
-	kfree(ehotk);
-	ehotk = NULL;
-
-	return result;
-}
-
-static int eeepc_hotk_remove(struct acpi_device *device, int type)
-{
-	if (!device || !acpi_driver_data(device))
-		 return -EINVAL;
-
-	kfree(ehotk);
-	return 0;
-}
-
-static int eeepc_hotk_resume(struct acpi_device *device)
+static int eeepc_hotk_thaw(struct device *device)
 {
 	if (ehotk->wlan_rfkill) {
 		bool wlan;
 
-		/* Workaround - it seems that _PTS disables the wireless
-		   without notification or changing the value read by WLAN.
-		   Normally this is fine because the correct value is restored
-		   from the non-volatile storage on resume, but we need to do
-		   it ourself if case suspend is aborted, or we lose wireless.
+		/*
+		 * Work around bios bug - acpi _PTS turns off the wireless led
+		 * during suspend.  Normally it restores it on resume, but
+		 * we should kick it ourselves in case hibernation is aborted.
 		 */
 		wlan = get_acpi(CM_ASL_WLAN);
 		set_acpi(CM_ASL_WLAN, wlan);
+	}
 
-		rfkill_set_sw_state(ehotk->wlan_rfkill, wlan != 1);
+	return 0;
+}
 
-		schedule_work(&ehotk->hotplug_work);
-	}
+static int eeepc_hotk_restore(struct device *device)
+{
+	/* Refresh both wlan rfkill state and pci hotplug */
+	if (ehotk->wlan_rfkill)
+		eeepc_rfkill_hotplug();
 
 	if (ehotk->bluetooth_rfkill)
 		rfkill_set_sw_state(ehotk->bluetooth_rfkill,
 				    get_acpi(CM_ASL_BLUETOOTH) != 1);
+	if (ehotk->wwan3g_rfkill)
+		rfkill_set_sw_state(ehotk->wwan3g_rfkill,
+				    get_acpi(CM_ASL_3G) != 1);
+	if (ehotk->wimax_rfkill)
+		rfkill_set_sw_state(ehotk->wimax_rfkill,
+				    get_acpi(CM_ASL_WIMAX) != 1);
 
 	return 0;
 }
@@ -1019,16 +982,37 @@ static void eeepc_backlight_exit(void)
 
 static void eeepc_rfkill_exit(void)
 {
+	eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P5");
 	eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P6");
 	eeepc_unregister_rfkill_notifier("\\_SB.PCI0.P0P7");
-	if (ehotk->wlan_rfkill)
+	if (ehotk->wlan_rfkill) {
 		rfkill_unregister(ehotk->wlan_rfkill);
-	if (ehotk->bluetooth_rfkill)
-		rfkill_unregister(ehotk->bluetooth_rfkill);
-	if (ehotk->wwan3g_rfkill)
-		rfkill_unregister(ehotk->wwan3g_rfkill);
+		rfkill_destroy(ehotk->wlan_rfkill);
+		ehotk->wlan_rfkill = NULL;
+	}
+	/*
+	 * Refresh pci hotplug in case the rfkill state was changed after
+	 * eeepc_unregister_rfkill_notifier()
+	 */
+	eeepc_rfkill_hotplug();
 	if (ehotk->hotplug_slot)
 		pci_hp_deregister(ehotk->hotplug_slot);
+
+	if (ehotk->bluetooth_rfkill) {
+		rfkill_unregister(ehotk->bluetooth_rfkill);
+		rfkill_destroy(ehotk->bluetooth_rfkill);
+		ehotk->bluetooth_rfkill = NULL;
+	}
+	if (ehotk->wwan3g_rfkill) {
+		rfkill_unregister(ehotk->wwan3g_rfkill);
+		rfkill_destroy(ehotk->wwan3g_rfkill);
+		ehotk->wwan3g_rfkill = NULL;
+	}
+	if (ehotk->wimax_rfkill) {
+		rfkill_unregister(ehotk->wimax_rfkill);
+		rfkill_destroy(ehotk->wimax_rfkill);
+		ehotk->wimax_rfkill = NULL;
+	}
 }
 
 static void eeepc_input_exit(void)
@@ -1050,19 +1034,6 @@ static void eeepc_hwmon_exit(void)
 	eeepc_hwmon_device = NULL;
 }
 
-static void __exit eeepc_laptop_exit(void)
-{
-	eeepc_backlight_exit();
-	eeepc_rfkill_exit();
-	eeepc_input_exit();
-	eeepc_hwmon_exit();
-	acpi_bus_unregister_driver(&eeepc_hotk_driver);
-	sysfs_remove_group(&platform_device->dev.kobj,
-			   &platform_attribute_group);
-	platform_device_unregister(platform_device);
-	platform_driver_unregister(&platform_driver);
-}
-
 static int eeepc_new_rfkill(struct rfkill **rfkill,
 			    const char *name, struct device *dev,
 			    enum rfkill_type type, int cm)
@@ -1094,10 +1065,7 @@ static int eeepc_rfkill_init(struct device *dev)
 {
 	int result = 0;
 
-	INIT_WORK(&ehotk->hotplug_work, eeepc_hotplug_work);
-
-	eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
-	eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
+	mutex_init(&ehotk->hotplug_lock);
 
 	result = eeepc_new_rfkill(&ehotk->wlan_rfkill,
 				  "eeepc-wlan", dev,
@@ -1120,6 +1088,13 @@ static int eeepc_rfkill_init(struct device *dev)
 	if (result && result != -ENODEV)
 		goto exit;
 
+	result = eeepc_new_rfkill(&ehotk->wimax_rfkill,
+				  "eeepc-wimax", dev,
+				  RFKILL_TYPE_WIMAX, CM_ASL_WIMAX);
+
+	if (result && result != -ENODEV)
+		goto exit;
+
 	result = eeepc_setup_pci_hotplug();
 	/*
 	 * If we get -EBUSY then something else is handling the PCI hotplug -
@@ -1128,6 +1103,15 @@ static int eeepc_rfkill_init(struct device *dev)
 	if (result == -EBUSY)
 		result = 0;
 
+	eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P5");
+	eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P6");
+	eeepc_register_rfkill_notifier("\\_SB.PCI0.P0P7");
+	/*
+	 * Refresh pci hotplug in case the rfkill state was changed during
+	 * setup.
+	 */
+	eeepc_rfkill_hotplug();
+
 exit:
 	if (result && result != -ENODEV)
 		eeepc_rfkill_exit();
@@ -1172,21 +1156,61 @@ static int eeepc_hwmon_init(struct device *dev)
 	return result;
 }
 
-static int __init eeepc_laptop_init(void)
+static int eeepc_input_init(struct device *dev)
 {
-	struct device *dev;
+	const struct key_entry *key;
 	int result;
 
-	if (acpi_disabled)
-		return -ENODEV;
-	result = acpi_bus_register_driver(&eeepc_hotk_driver);
-	if (result < 0)
+	ehotk->inputdev = input_allocate_device();
+	if (!ehotk->inputdev) {
+		pr_info("Unable to allocate input device\n");
+		return -ENOMEM;
+	}
+	ehotk->inputdev->name = "Asus EeePC extra buttons";
+	ehotk->inputdev->dev.parent = dev;
+	ehotk->inputdev->phys = EEEPC_HOTK_FILE "/input0";
+	ehotk->inputdev->id.bustype = BUS_HOST;
+	ehotk->inputdev->getkeycode = eeepc_getkeycode;
+	ehotk->inputdev->setkeycode = eeepc_setkeycode;
+
+	for (key = eeepc_keymap; key->type != KE_END; key++) {
+		switch (key->type) {
+		case KE_KEY:
+			set_bit(EV_KEY, ehotk->inputdev->evbit);
+			set_bit(key->keycode, ehotk->inputdev->keybit);
+			break;
+		}
+	}
+	result = input_register_device(ehotk->inputdev);
+	if (result) {
+		pr_info("Unable to register input device\n");
+		input_free_device(ehotk->inputdev);
 		return result;
-	if (!ehotk) {
-		acpi_bus_unregister_driver(&eeepc_hotk_driver);
-		return -ENODEV;
 	}
+	return 0;
+}
+
+static int __devinit eeepc_hotk_add(struct acpi_device *device)
+{
+	struct device *dev;
+	int result;
 
+	if (!device)
+		return -EINVAL;
+	pr_notice(EEEPC_HOTK_NAME "\n");
+	ehotk = kzalloc(sizeof(struct eeepc_hotk), GFP_KERNEL);
+	if (!ehotk)
+		return -ENOMEM;
+	ehotk->init_flag = DISABLE_ASL_WLAN | DISABLE_ASL_DISPLAYSWITCH;
+	ehotk->handle = device->handle;
+	strcpy(acpi_device_name(device), EEEPC_HOTK_DEVICE_NAME);
+	strcpy(acpi_device_class(device), EEEPC_HOTK_CLASS);
+	device->driver_data = ehotk;
+	ehotk->device = device;
+
+	result = eeepc_hotk_check();
+	if (result)
+		goto fail_platform_driver;
 	eeepc_enable_camera();
 
 	/* Register platform stuff */
@@ -1216,6 +1240,10 @@ static int __init eeepc_laptop_init(void)
 		pr_info("Backlight controlled by ACPI video "
 			"driver\n");
 
+	result = eeepc_input_init(dev);
+	if (result)
+		goto fail_input;
+
 	result = eeepc_hwmon_init(dev);
 	if (result)
 		goto fail_hwmon;
@@ -1225,9 +1253,12 @@ static int __init eeepc_laptop_init(void)
 		goto fail_rfkill;
 
 	return 0;
+
 fail_rfkill:
 	eeepc_hwmon_exit();
 fail_hwmon:
+	eeepc_input_exit();
+fail_input:
 	eeepc_backlight_exit();
 fail_backlight:
 	sysfs_remove_group(&platform_device->dev.kobj,
@@ -1239,9 +1270,49 @@ fail_platform_device2:
 fail_platform_device1:
 	platform_driver_unregister(&platform_driver);
 fail_platform_driver:
-	eeepc_input_exit();
+	kfree(ehotk);
+
 	return result;
 }
 
+static int eeepc_hotk_remove(struct acpi_device *device, int type)
+{
+	if (!device || !acpi_driver_data(device))
+		return -EINVAL;
+
+	eeepc_backlight_exit();
+	eeepc_rfkill_exit();
+	eeepc_input_exit();
+	eeepc_hwmon_exit();
+	sysfs_remove_group(&platform_device->dev.kobj,
+			   &platform_attribute_group);
+	platform_device_unregister(platform_device);
+	platform_driver_unregister(&platform_driver);
+
+	kfree(ehotk);
+	return 0;
+}
+
+static int __init eeepc_laptop_init(void)
+{
+	int result;
+
+	if (acpi_disabled)
+		return -ENODEV;
+	result = acpi_bus_register_driver(&eeepc_hotk_driver);
+	if (result < 0)
+		return result;
+	if (!ehotk) {
+		acpi_bus_unregister_driver(&eeepc_hotk_driver);
+		return -ENODEV;
+	}
+	return 0;
+}
+
+static void __exit eeepc_laptop_exit(void)
+{
+	acpi_bus_unregister_driver(&eeepc_hotk_driver);
+}
+
 module_init(eeepc_laptop_init);
 module_exit(eeepc_laptop_exit);
diff --git a/drivers/platform/x86/fujitsu-laptop.c b/drivers/platform/x86/fujitsu-laptop.c
index 218b9a16ac3f..bcd4ba8be7db 100644
--- a/drivers/platform/x86/fujitsu-laptop.c
+++ b/drivers/platform/x86/fujitsu-laptop.c
@@ -66,11 +66,11 @@
 #include <linux/kfifo.h>
 #include <linux/video_output.h>
 #include <linux/platform_device.h>
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
 #include <linux/leds.h>
 #endif
 
-#define FUJITSU_DRIVER_VERSION "0.5.0"
+#define FUJITSU_DRIVER_VERSION "0.6.0"
 
 #define FUJITSU_LCD_N_LEVELS 8
 
@@ -96,7 +96,7 @@
 /* FUNC interface - responses */
 #define UNSUPPORTED_CMD 0x80000000
 
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
 /* FUNC interface - LED control */
 #define FUNC_LED_OFF	0x1
 #define FUNC_LED_ON	0x30001
@@ -176,7 +176,7 @@ static struct fujitsu_hotkey_t *fujitsu_hotkey;
 
 static void acpi_fujitsu_hotkey_notify(struct acpi_device *device, u32 event);
 
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
 static enum led_brightness logolamp_get(struct led_classdev *cdev);
 static void logolamp_set(struct led_classdev *cdev,
 			       enum led_brightness brightness);
@@ -257,7 +257,7 @@ static int call_fext_func(int cmd, int arg0, int arg1, int arg2)
 	return out_obj.integer.value;
 }
 
-#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
 /* LED class callbacks */
 
 static void logolamp_set(struct led_classdev *cdev,
@@ -324,9 +324,6 @@ static int set_lcd_level(int level)
 	if (level < 0 || level >= fujitsu->max_brightness)
 		return -EINVAL;
 
-	if (!fujitsu)
-		return -EINVAL;
-
 	status = acpi_get_handle(fujitsu->acpi_handle, "SBLL", &handle);
 	if (ACPI_FAILURE(status)) {
 		vdbg_printk(FUJLAPTOP_DBG_ERROR, "SBLL not present\n");
@@ -355,9 +352,6 @@ static int set_lcd_level_alt(int level)
 	if (level < 0 || level >= fujitsu->max_brightness)
 		return -EINVAL;
 
-	if (!fujitsu)
-		return -EINVAL;
-
 	status = acpi_get_handle(fujitsu->acpi_handle, "SBL2", &handle);
 	if (ACPI_FAILURE(status)) {
 		vdbg_printk(FUJLAPTOP_DBG_ERROR, "SBL2 not present\n");
@@ -697,10 +691,10 @@ static int acpi_fujitsu_add(struct acpi_device *device)
 	result = acpi_bus_get_power(fujitsu->acpi_handle, &state);
 	if (result) {
 		printk(KERN_ERR "Error reading power state\n");
-		goto end;
+		goto err_unregister_input_dev;
 	}
 
-	printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
+	printk(KERN_INFO "ACPI: %s [%s] (%s)\n",
 	       acpi_device_name(device), acpi_device_bid(device),
 	       !device->power.state ? "on" : "off");
 
@@ -728,25 +722,22 @@ static int acpi_fujitsu_add(struct acpi_device *device)
 
 	return result;
 
-end:
+err_unregister_input_dev:
+	input_unregister_device(input);
 err_free_input_dev:
 	input_free_device(input);
 err_stop:
-
 	return result;
 }
 
 static int acpi_fujitsu_remove(struct acpi_device *device, int type)
 {
-	struct fujitsu_t *fujitsu = NULL;
+	struct fujitsu_t *fujitsu = acpi_driver_data(device);
+	struct input_dev *input = fujitsu->input;
 
-	if (!device || !acpi_driver_data(device))
-		return -EINVAL;
-
-	fujitsu = acpi_driver_data(device);
+	input_unregister_device(input);
 
-	if (!device || !acpi_driver_data(device))
-		return -EINVAL;
+	input_free_device(input);
 
 	fujitsu->acpi_handle = NULL;
 
@@ -871,10 +862,10 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
 	result = acpi_bus_get_power(fujitsu_hotkey->acpi_handle, &state);
 	if (result) {
 		printk(KERN_ERR "Error reading power state\n");
-		goto end;
+		goto err_unregister_input_dev;
 	}
 
-	printk(KERN_INFO PREFIX "%s [%s] (%s)\n",
+	printk(KERN_INFO "ACPI: %s [%s] (%s)\n",
 	       acpi_device_name(device), acpi_device_bid(device),
 	       !device->power.state ? "on" : "off");
 
@@ -911,7 +902,7 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
 	printk(KERN_INFO "fujitsu-laptop: BTNI: [0x%x]\n",
 		call_fext_func(FUNC_BUTTONS, 0x0, 0x0, 0x0));
 
-	#ifdef CONFIG_LEDS_CLASS
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
 	if (call_fext_func(FUNC_LEDS, 0x0, 0x0, 0x0) & LOGOLAMP_POWERON) {
 		result = led_classdev_register(&fujitsu->pf_device->dev,
 						&logolamp_led);
@@ -934,33 +925,41 @@ static int acpi_fujitsu_hotkey_add(struct acpi_device *device)
 			"LED handler for keyboard lamps, error %i\n", result);
 		}
 	}
-	#endif
+#endif
 
 	return result;
 
-end:
+err_unregister_input_dev:
+	input_unregister_device(input);
 err_free_input_dev:
 	input_free_device(input);
 err_free_fifo:
 	kfifo_free(fujitsu_hotkey->fifo);
 err_stop:
-
 	return result;
 }
 
 static int acpi_fujitsu_hotkey_remove(struct acpi_device *device, int type)
 {
-	struct fujitsu_hotkey_t *fujitsu_hotkey = NULL;
+	struct fujitsu_hotkey_t *fujitsu_hotkey = acpi_driver_data(device);
+	struct input_dev *input = fujitsu_hotkey->input;
 
-	if (!device || !acpi_driver_data(device))
-		return -EINVAL;
+#if defined(CONFIG_LEDS_CLASS) || defined(CONFIG_LEDS_CLASS_MODULE)
+	if (fujitsu_hotkey->logolamp_registered)
+		led_classdev_unregister(&logolamp_led);
 
-	fujitsu_hotkey = acpi_driver_data(device);
+	if (fujitsu_hotkey->kblamps_registered)
+		led_classdev_unregister(&kblamps_led);
+#endif
 
-	fujitsu_hotkey->acpi_handle = NULL;
+	input_unregister_device(input);
+
+	input_free_device(input);
 
 	kfifo_free(fujitsu_hotkey->fifo);
 
+	fujitsu_hotkey->acpi_handle = NULL;
+
 	return 0;
 }
 
@@ -1130,8 +1129,11 @@ static int __init fujitsu_init(void)
 		fujitsu->bl_device =
 			backlight_device_register("fujitsu-laptop", NULL, NULL,
 						  &fujitsubl_ops);
-		if (IS_ERR(fujitsu->bl_device))
-			return PTR_ERR(fujitsu->bl_device);
+		if (IS_ERR(fujitsu->bl_device)) {
+			ret = PTR_ERR(fujitsu->bl_device);
+			fujitsu->bl_device = NULL;
+			goto fail_sysfs_group;
+		}
 		max_brightness = fujitsu->max_brightness;
 		fujitsu->bl_device->props.max_brightness = max_brightness - 1;
 		fujitsu->bl_device->props.brightness = fujitsu->brightness_level;
@@ -1171,32 +1173,22 @@ static int __init fujitsu_init(void)
 	return 0;
 
 fail_hotkey1:
-
 	kfree(fujitsu_hotkey);
-
 fail_hotkey:
-
 	platform_driver_unregister(&fujitsupf_driver);
-
 fail_backlight:
-
 	if (fujitsu->bl_device)
 		backlight_device_unregister(fujitsu->bl_device);
-
+fail_sysfs_group:
+	sysfs_remove_group(&fujitsu->pf_device->dev.kobj,
+			   &fujitsupf_attribute_group);
 fail_platform_device2:
-
 	platform_device_del(fujitsu->pf_device);
-
 fail_platform_device1:
-
 	platform_device_put(fujitsu->pf_device);
-
 fail_platform_driver:
-
 	acpi_bus_unregister_driver(&acpi_fujitsu_driver);
-
 fail_acpi:
-
 	kfree(fujitsu);
 
 	return ret;
@@ -1204,28 +1196,23 @@ fail_acpi:
 
 static void __exit fujitsu_cleanup(void)
 {
-	#ifdef CONFIG_LEDS_CLASS
-	if (fujitsu_hotkey->logolamp_registered != 0)
-		led_classdev_unregister(&logolamp_led);
+	acpi_bus_unregister_driver(&acpi_fujitsu_hotkey_driver);
 
-	if (fujitsu_hotkey->kblamps_registered != 0)
-		led_classdev_unregister(&kblamps_led);
-	#endif
+	kfree(fujitsu_hotkey);
 
-	sysfs_remove_group(&fujitsu->pf_device->dev.kobj,
-			   &fujitsupf_attribute_group);
-	platform_device_unregister(fujitsu->pf_device);
 	platform_driver_unregister(&fujitsupf_driver);
+
 	if (fujitsu->bl_device)
 		backlight_device_unregister(fujitsu->bl_device);
 
-	acpi_bus_unregister_driver(&acpi_fujitsu_driver);
+	sysfs_remove_group(&fujitsu->pf_device->dev.kobj,
+			   &fujitsupf_attribute_group);
 
-	kfree(fujitsu);
+	platform_device_unregister(fujitsu->pf_device);
 
-	acpi_bus_unregister_driver(&acpi_fujitsu_hotkey_driver);
+	acpi_bus_unregister_driver(&acpi_fujitsu_driver);
 
-	kfree(fujitsu_hotkey);
+	kfree(fujitsu);
 
 	printk(KERN_INFO "fujitsu-laptop: driver unloaded.\n");
 }
diff --git a/drivers/platform/x86/hp-wmi.c b/drivers/platform/x86/hp-wmi.c
index af04f5b049db..c2842171cec6 100644
--- a/drivers/platform/x86/hp-wmi.c
+++ b/drivers/platform/x86/hp-wmi.c
@@ -507,7 +507,7 @@ static int __exit hp_wmi_bios_remove(struct platform_device *device)
 	}
 	if (bluetooth_rfkill) {
 		rfkill_unregister(bluetooth_rfkill);
-		rfkill_destroy(wifi_rfkill);
+		rfkill_destroy(bluetooth_rfkill);
 	}
 	if (wwan_rfkill) {
 		rfkill_unregister(wwan_rfkill);
diff --git a/drivers/platform/x86/sony-laptop.c b/drivers/platform/x86/sony-laptop.c
index dafaa4a92df5..a2a742c8ff7e 100644
--- a/drivers/platform/x86/sony-laptop.c
+++ b/drivers/platform/x86/sony-laptop.c
@@ -976,15 +976,12 @@ static acpi_status sony_walk_callback(acpi_handle handle, u32 level,
 				      void *context, void **return_value)
 {
 	struct acpi_device_info *info;
-	struct acpi_buffer buffer = {ACPI_ALLOCATE_BUFFER, NULL};
-
-	if (ACPI_SUCCESS(acpi_get_object_info(handle, &buffer))) {
-		info = buffer.pointer;
 
+	if (ACPI_SUCCESS(acpi_get_object_info(handle, &info))) {
 		printk(KERN_WARNING DRV_PFX "method: name: %4.4s, args %X\n",
 			(char *)&info->name, info->param_count);
 
-		kfree(buffer.pointer);
+		kfree(info);
 	}
 
 	return AE_OK;
@@ -1044,6 +1041,9 @@ static int sony_nc_resume(struct acpi_device *device)
 			sony_backlight_update_status(sony_backlight_device) < 0)
 		printk(KERN_WARNING DRV_PFX "unable to restore brightness level\n");
 
+	/* re-read rfkill state */
+	sony_nc_rfkill_update();
+
 	return 0;
 }
 
@@ -1081,6 +1081,8 @@ static int sony_nc_setup_rfkill(struct acpi_device *device,
 	struct rfkill *rfk;
 	enum rfkill_type type;
 	const char *name;
+	int result;
+	bool hwblock;
 
 	switch (nc_type) {
 	case SONY_WIFI:
@@ -1108,6 +1110,10 @@ static int sony_nc_setup_rfkill(struct acpi_device *device,
 	if (!rfk)
 		return -ENOMEM;
 
+	sony_call_snc_handle(0x124, 0x200, &result);
+	hwblock = !(result & 0x1);
+	rfkill_set_hw_state(rfk, hwblock);
+
 	err = rfkill_register(rfk);
 	if (err) {
 		rfkill_destroy(rfk);
@@ -1205,15 +1211,6 @@ static int sony_nc_add(struct acpi_device *device)
 		}
 	}
 
-	/* try to _INI the device if such method exists (ACPI spec 3.0-6.5.1
-	 * should be respected as we already checked for the device presence above */
-	if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, METHOD_NAME__INI, &handle))) {
-		dprintk("Invoking _INI\n");
-		if (ACPI_FAILURE(acpi_evaluate_object(sony_nc_acpi_handle, METHOD_NAME__INI,
-						NULL, NULL)))
-			dprintk("_INI Method failed\n");
-	}
-
 	if (ACPI_SUCCESS(acpi_get_handle(sony_nc_acpi_handle, "ECON",
 					 &handle))) {
 		if (acpi_callsetfunc(sony_nc_acpi_handle, "ECON", 1, NULL))
@@ -1393,27 +1390,20 @@ struct sonypi_eventtypes {
 	struct sonypi_event	*events;
 };
 
-struct device_ctrl {
+struct sony_pic_dev {
+	struct acpi_device		*acpi_dev;
+	struct sony_pic_irq		*cur_irq;
+	struct sony_pic_ioport		*cur_ioport;
+	struct list_head		interrupts;
+	struct list_head		ioports;
+	struct mutex			lock;
+	struct sonypi_eventtypes	*event_types;
+	int                             (*handle_irq)(const u8, const u8);
 	int				model;
-	int				(*handle_irq)(const u8, const u8);
 	u16				evport_offset;
-	u8				has_camera;
-	u8				has_bluetooth;
-	u8				has_wwan;
-	struct sonypi_eventtypes	*event_types;
-};
-
-struct sony_pic_dev {
-	struct device_ctrl	*control;
-	struct acpi_device	*acpi_dev;
-	struct sony_pic_irq	*cur_irq;
-	struct sony_pic_ioport	*cur_ioport;
-	struct list_head	interrupts;
-	struct list_head	ioports;
-	struct mutex		lock;
-	u8			camera_power;
-	u8			bluetooth_power;
-	u8			wwan_power;
+	u8				camera_power;
+	u8				bluetooth_power;
+	u8				wwan_power;
 };
 
 static struct sony_pic_dev spic_dev = {
@@ -1421,6 +1411,8 @@ static struct sony_pic_dev spic_dev = {
 	.ioports	= LIST_HEAD_INIT(spic_dev.ioports),
 };
 
+static int spic_drv_registered;
+
 /* Event masks */
 #define SONYPI_JOGGER_MASK			0x00000001
 #define SONYPI_CAPTURE_MASK			0x00000002
@@ -1718,27 +1710,6 @@ static int type3_handle_irq(const u8 data_mask, const u8 ev)
 	return 1;
 }
 
-static struct device_ctrl spic_types[] = {
-	{
-		.model = SONYPI_DEVICE_TYPE1,
-		.handle_irq = NULL,
-		.evport_offset = SONYPI_TYPE1_OFFSET,
-		.event_types = type1_events,
-	},
-	{
-		.model = SONYPI_DEVICE_TYPE2,
-		.handle_irq = NULL,
-		.evport_offset = SONYPI_TYPE2_OFFSET,
-		.event_types = type2_events,
-	},
-	{
-		.model = SONYPI_DEVICE_TYPE3,
-		.handle_irq = type3_handle_irq,
-		.evport_offset = SONYPI_TYPE3_OFFSET,
-		.event_types = type3_events,
-	},
-};
-
 static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
 {
 	struct pci_dev *pcidev;
@@ -1746,48 +1717,63 @@ static void sony_pic_detect_device_type(struct sony_pic_dev *dev)
 	pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
 			PCI_DEVICE_ID_INTEL_82371AB_3, NULL);
 	if (pcidev) {
-		dev->control = &spic_types[0];
+		dev->model = SONYPI_DEVICE_TYPE1;
+		dev->evport_offset = SONYPI_TYPE1_OFFSET;
+		dev->event_types = type1_events;
 		goto out;
 	}
 
 	pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
 			PCI_DEVICE_ID_INTEL_ICH6_1, NULL);
 	if (pcidev) {
-		dev->control = &spic_types[2];
+		dev->model = SONYPI_DEVICE_TYPE2;
+		dev->evport_offset = SONYPI_TYPE2_OFFSET;
+		dev->event_types = type2_events;
 		goto out;
 	}
 
 	pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
 			PCI_DEVICE_ID_INTEL_ICH7_1, NULL);
 	if (pcidev) {
-		dev->control = &spic_types[2];
+		dev->model = SONYPI_DEVICE_TYPE3;
+		dev->handle_irq = type3_handle_irq;
+		dev->evport_offset = SONYPI_TYPE3_OFFSET;
+		dev->event_types = type3_events;
 		goto out;
 	}
 
 	pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
 			PCI_DEVICE_ID_INTEL_ICH8_4, NULL);
 	if (pcidev) {
-		dev->control = &spic_types[2];
+		dev->model = SONYPI_DEVICE_TYPE3;
+		dev->handle_irq = type3_handle_irq;
+		dev->evport_offset = SONYPI_TYPE3_OFFSET;
+		dev->event_types = type3_events;
 		goto out;
 	}
 
 	pcidev = pci_get_device(PCI_VENDOR_ID_INTEL,
 			PCI_DEVICE_ID_INTEL_ICH9_1, NULL);
 	if (pcidev) {
-		dev->control = &spic_types[2];
+		dev->model = SONYPI_DEVICE_TYPE3;
+		dev->handle_irq = type3_handle_irq;
+		dev->evport_offset = SONYPI_TYPE3_OFFSET;
+		dev->event_types = type3_events;
 		goto out;
 	}
 
 	/* default */
-	dev->control = &spic_types[1];
+	dev->model = SONYPI_DEVICE_TYPE2;
+	dev->evport_offset = SONYPI_TYPE2_OFFSET;
+	dev->event_types = type2_events;
 
 out:
 	if (pcidev)
 		pci_dev_put(pcidev);
 
 	printk(KERN_INFO DRV_PFX "detected Type%d model\n",
-			dev->control->model == SONYPI_DEVICE_TYPE1 ? 1 :
-			dev->control->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
+			dev->model == SONYPI_DEVICE_TYPE1 ? 1 :
+			dev->model == SONYPI_DEVICE_TYPE2 ? 2 : 3);
 }
 
 /* camera tests and poweron/poweroff */
@@ -2560,7 +2546,7 @@ static int sony_pic_enable(struct acpi_device *device,
 	buffer.pointer = resource;
 
 	/* setup Type 1 resources */
-	if (spic_dev.control->model == SONYPI_DEVICE_TYPE1) {
+	if (spic_dev.model == SONYPI_DEVICE_TYPE1) {
 
 		/* setup io resources */
 		resource->res1.type = ACPI_RESOURCE_TYPE_IO;
@@ -2643,29 +2629,28 @@ static irqreturn_t sony_pic_irq(int irq, void *dev_id)
 		data_mask = inb_p(dev->cur_ioport->io2.minimum);
 	else
 		data_mask = inb_p(dev->cur_ioport->io1.minimum +
-				dev->control->evport_offset);
+				dev->evport_offset);
 
 	dprintk("event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
 			ev, data_mask, dev->cur_ioport->io1.minimum,
-			dev->control->evport_offset);
+			dev->evport_offset);
 
 	if (ev == 0x00 || ev == 0xff)
 		return IRQ_HANDLED;
 
-	for (i = 0; dev->control->event_types[i].mask; i++) {
+	for (i = 0; dev->event_types[i].mask; i++) {
 
-		if ((data_mask & dev->control->event_types[i].data) !=
-		    dev->control->event_types[i].data)
+		if ((data_mask & dev->event_types[i].data) !=
+		    dev->event_types[i].data)
 			continue;
 
-		if (!(mask & dev->control->event_types[i].mask))
+		if (!(mask & dev->event_types[i].mask))
 			continue;
 
-		for (j = 0; dev->control->event_types[i].events[j].event; j++) {
-			if (ev == dev->control->event_types[i].events[j].data) {
+		for (j = 0; dev->event_types[i].events[j].event; j++) {
+			if (ev == dev->event_types[i].events[j].data) {
 				device_event =
-					dev->control->
-						event_types[i].events[j].event;
+					dev->event_types[i].events[j].event;
 				goto found;
 			}
 		}
@@ -2673,13 +2658,12 @@ static irqreturn_t sony_pic_irq(int irq, void *dev_id)
 	/* Still not able to decode the event try to pass
 	 * it over to the minidriver
 	 */
-	if (dev->control->handle_irq &&
-			dev->control->handle_irq(data_mask, ev) == 0)
+	if (dev->handle_irq && dev->handle_irq(data_mask, ev) == 0)
 		return IRQ_HANDLED;
 
 	dprintk("unknown event ([%.2x] [%.2x]) at port 0x%.4x(+0x%.2x)\n",
 			ev, data_mask, dev->cur_ioport->io1.minimum,
-			dev->control->evport_offset);
+			dev->evport_offset);
 	return IRQ_HANDLED;
 
 found:
@@ -2810,7 +2794,7 @@ static int sony_pic_add(struct acpi_device *device)
 	/* request IRQ */
 	list_for_each_entry_reverse(irq, &spic_dev.interrupts, list) {
 		if (!request_irq(irq->irq.interrupts[0], sony_pic_irq,
-					IRQF_SHARED, "sony-laptop", &spic_dev)) {
+					IRQF_DISABLED, "sony-laptop", &spic_dev)) {
 			dprintk("IRQ: %d - triggering: %d - "
 					"polarity: %d - shr: %d\n",
 					irq->irq.interrupts[0],
@@ -2943,6 +2927,7 @@ static int __init sony_laptop_init(void)
 					"Unable to register SPIC driver.");
 			goto out;
 		}
+		spic_drv_registered = 1;
 	}
 
 	result = acpi_bus_register_driver(&sony_nc_driver);
@@ -2954,7 +2939,7 @@ static int __init sony_laptop_init(void)
 	return 0;
 
 out_unregister_pic:
-	if (!no_spic)
+	if (spic_drv_registered)
 		acpi_bus_unregister_driver(&sony_pic_driver);
 out:
 	return result;
@@ -2963,7 +2948,7 @@ out:
 static void __exit sony_laptop_exit(void)
 {
 	acpi_bus_unregister_driver(&sony_nc_driver);
-	if (!no_spic)
+	if (spic_drv_registered)
 		acpi_bus_unregister_driver(&sony_pic_driver);
 }
 
diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c
index e85600852502..a848c7e20aeb 100644
--- a/drivers/platform/x86/thinkpad_acpi.c
+++ b/drivers/platform/x86/thinkpad_acpi.c
@@ -22,7 +22,7 @@
  */
 
 #define TPACPI_VERSION "0.23"
-#define TPACPI_SYSFS_VERSION 0x020400
+#define TPACPI_SYSFS_VERSION 0x020500
 
 /*
  *  Changelog:
@@ -145,6 +145,51 @@ enum {
 	TP_ACPI_WGSV_STATE_UWBPWR	= 0x0020, /* UWB radio enabled */
 };
 
+/* HKEY events */
+enum tpacpi_hkey_event_t {
+	/* Hotkey-related */
+	TP_HKEY_EV_HOTKEY_BASE		= 0x1001, /* first hotkey (FN+F1) */
+	TP_HKEY_EV_BRGHT_UP		= 0x1010, /* Brightness up */
+	TP_HKEY_EV_BRGHT_DOWN		= 0x1011, /* Brightness down */
+	TP_HKEY_EV_VOL_UP		= 0x1015, /* Volume up or unmute */
+	TP_HKEY_EV_VOL_DOWN		= 0x1016, /* Volume down or unmute */
+	TP_HKEY_EV_VOL_MUTE		= 0x1017, /* Mixer output mute */
+
+	/* Reasons for waking up from S3/S4 */
+	TP_HKEY_EV_WKUP_S3_UNDOCK	= 0x2304, /* undock requested, S3 */
+	TP_HKEY_EV_WKUP_S4_UNDOCK	= 0x2404, /* undock requested, S4 */
+	TP_HKEY_EV_WKUP_S3_BAYEJ	= 0x2305, /* bay ejection req, S3 */
+	TP_HKEY_EV_WKUP_S4_BAYEJ	= 0x2405, /* bay ejection req, S4 */
+	TP_HKEY_EV_WKUP_S3_BATLOW	= 0x2313, /* battery empty, S3 */
+	TP_HKEY_EV_WKUP_S4_BATLOW	= 0x2413, /* battery empty, S4 */
+
+	/* Auto-sleep after eject request */
+	TP_HKEY_EV_BAYEJ_ACK		= 0x3003, /* bay ejection complete */
+	TP_HKEY_EV_UNDOCK_ACK		= 0x4003, /* undock complete */
+
+	/* Misc bay events */
+	TP_HKEY_EV_OPTDRV_EJ		= 0x3006, /* opt. drive tray ejected */
+
+	/* User-interface events */
+	TP_HKEY_EV_LID_CLOSE		= 0x5001, /* laptop lid closed */
+	TP_HKEY_EV_LID_OPEN		= 0x5002, /* laptop lid opened */
+	TP_HKEY_EV_TABLET_TABLET	= 0x5009, /* tablet swivel up */
+	TP_HKEY_EV_TABLET_NOTEBOOK	= 0x500a, /* tablet swivel down */
+	TP_HKEY_EV_PEN_INSERTED		= 0x500b, /* tablet pen inserted */
+	TP_HKEY_EV_PEN_REMOVED		= 0x500c, /* tablet pen removed */
+	TP_HKEY_EV_BRGHT_CHANGED	= 0x5010, /* backlight control event */
+
+	/* Thermal events */
+	TP_HKEY_EV_ALARM_BAT_HOT	= 0x6011, /* battery too hot */
+	TP_HKEY_EV_ALARM_BAT_XHOT	= 0x6012, /* battery critically hot */
+	TP_HKEY_EV_ALARM_SENSOR_HOT	= 0x6021, /* sensor too hot */
+	TP_HKEY_EV_ALARM_SENSOR_XHOT	= 0x6022, /* sensor critically hot */
+	TP_HKEY_EV_THM_TABLE_CHANGED	= 0x6030, /* thermal table changed */
+
+	/* Misc */
+	TP_HKEY_EV_RFKILL_CHANGED	= 0x7000, /* rfkill switch changed */
+};
+
 /****************************************************************************
  * Main driver
  */
@@ -1278,6 +1323,7 @@ static void tpacpi_destroy_rfkill(const enum tpacpi_rfk_id id)
 	tp_rfk = tpacpi_rfkill_switches[id];
 	if (tp_rfk) {
 		rfkill_unregister(tp_rfk->rfkill);
+		rfkill_destroy(tp_rfk->rfkill);
 		tpacpi_rfkill_switches[id] = NULL;
 		kfree(tp_rfk);
 	}
@@ -1601,6 +1647,208 @@ static void tpacpi_remove_driver_attributes(struct device_driver *drv)
 #endif
 }
 
+/*************************************************************************
+ * Firmware Data
+ */
+
+/*
+ * Table of recommended minimum BIOS versions
+ *
+ * Reasons for listing:
+ *    1. Stable BIOS, listed because the unknown ammount of
+ *       bugs and bad ACPI behaviour on older versions
+ *
+ *    2. BIOS or EC fw with known bugs that trigger on Linux
+ *
+ *    3. BIOS with known reduced functionality in older versions
+ *
+ *  We recommend the latest BIOS and EC version.
+ *  We only support the latest BIOS and EC fw version as a rule.
+ *
+ *  Sources: IBM ThinkPad Public Web Documents (update changelogs),
+ *  Information from users in ThinkWiki
+ *
+ *  WARNING: we use this table also to detect that the machine is
+ *  a ThinkPad in some cases, so don't remove entries lightly.
+ */
+
+#define TPV_Q(__v, __id1, __id2, __bv1, __bv2)		\
+	{ .vendor	= (__v),			\
+	  .bios		= TPID(__id1, __id2),		\
+	  .ec		= TPACPI_MATCH_ANY,		\
+	  .quirks	= TPACPI_MATCH_ANY << 16	\
+			  | (__bv1) << 8 | (__bv2) }
+
+#define TPV_Q_X(__v, __bid1, __bid2, __bv1, __bv2,	\
+		__eid, __ev1, __ev2)			\
+	{ .vendor	= (__v),			\
+	  .bios		= TPID(__bid1, __bid2),		\
+	  .ec		= __eid,			\
+	  .quirks	= (__ev1) << 24 | (__ev2) << 16 \
+			  | (__bv1) << 8 | (__bv2) }
+
+#define TPV_QI0(__id1, __id2, __bv1, __bv2) \
+	TPV_Q(PCI_VENDOR_ID_IBM, __id1, __id2, __bv1, __bv2)
+
+/* Outdated IBM BIOSes often lack the EC id string */
+#define TPV_QI1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
+	TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2, 	\
+		__bv1, __bv2, TPID(__id1, __id2),	\
+		__ev1, __ev2),				\
+	TPV_Q_X(PCI_VENDOR_ID_IBM, __id1, __id2, 	\
+		__bv1, __bv2, TPACPI_MATCH_UNKNOWN,	\
+		__ev1, __ev2)
+
+/* Outdated IBM BIOSes often lack the EC id string */
+#define TPV_QI2(__bid1, __bid2, __bv1, __bv2,		\
+		__eid1, __eid2, __ev1, __ev2) 		\
+	TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2, 	\
+		__bv1, __bv2, TPID(__eid1, __eid2),	\
+		__ev1, __ev2),				\
+	TPV_Q_X(PCI_VENDOR_ID_IBM, __bid1, __bid2, 	\
+		__bv1, __bv2, TPACPI_MATCH_UNKNOWN,	\
+		__ev1, __ev2)
+
+#define TPV_QL0(__id1, __id2, __bv1, __bv2) \
+	TPV_Q(PCI_VENDOR_ID_LENOVO, __id1, __id2, __bv1, __bv2)
+
+#define TPV_QL1(__id1, __id2, __bv1, __bv2, __ev1, __ev2) \
+	TPV_Q_X(PCI_VENDOR_ID_LENOVO, __id1, __id2, 	\
+		__bv1, __bv2, TPID(__id1, __id2),	\
+		__ev1, __ev2)
+
+#define TPV_QL2(__bid1, __bid2, __bv1, __bv2,		\
+		__eid1, __eid2, __ev1, __ev2) 		\
+	TPV_Q_X(PCI_VENDOR_ID_LENOVO, __bid1, __bid2, 	\
+		__bv1, __bv2, TPID(__eid1, __eid2),	\
+		__ev1, __ev2)
+
+static const struct tpacpi_quirk tpacpi_bios_version_qtable[] __initconst = {
+	/*  Numeric models ------------------ */
+	/*      FW MODEL   BIOS VERS	      */
+	TPV_QI0('I', 'M',  '6', '5'),		 /* 570 */
+	TPV_QI0('I', 'U',  '2', '6'),		 /* 570E */
+	TPV_QI0('I', 'B',  '5', '4'),		 /* 600 */
+	TPV_QI0('I', 'H',  '4', '7'),		 /* 600E */
+	TPV_QI0('I', 'N',  '3', '6'),		 /* 600E */
+	TPV_QI0('I', 'T',  '5', '5'),		 /* 600X */
+	TPV_QI0('I', 'D',  '4', '8'),		 /* 770, 770E, 770ED */
+	TPV_QI0('I', 'I',  '4', '2'),		 /* 770X */
+	TPV_QI0('I', 'O',  '2', '3'),		 /* 770Z */
+
+	/* A-series ------------------------- */
+	/*      FW MODEL   BIOS VERS  EC VERS */
+	TPV_QI0('I', 'W',  '5', '9'),		 /* A20m */
+	TPV_QI0('I', 'V',  '6', '9'),		 /* A20p */
+	TPV_QI0('1', '0',  '2', '6'),		 /* A21e, A22e */
+	TPV_QI0('K', 'U',  '3', '6'),		 /* A21e */
+	TPV_QI0('K', 'X',  '3', '6'),		 /* A21m, A22m */
+	TPV_QI0('K', 'Y',  '3', '8'),		 /* A21p, A22p */
+	TPV_QI0('1', 'B',  '1', '7'),		 /* A22e */
+	TPV_QI0('1', '3',  '2', '0'),		 /* A22m */
+	TPV_QI0('1', 'E',  '7', '3'),		 /* A30/p (0) */
+	TPV_QI1('1', 'G',  '4', '1',  '1', '7'), /* A31/p (0) */
+	TPV_QI1('1', 'N',  '1', '6',  '0', '7'), /* A31/p (0) */
+
+	/* G-series ------------------------- */
+	/*      FW MODEL   BIOS VERS	      */
+	TPV_QI0('1', 'T',  'A', '6'),		 /* G40 */
+	TPV_QI0('1', 'X',  '5', '7'),		 /* G41 */
+
+	/* R-series, T-series --------------- */
+	/*      FW MODEL   BIOS VERS  EC VERS */
+	TPV_QI0('1', 'C',  'F', '0'),		 /* R30 */
+	TPV_QI0('1', 'F',  'F', '1'),		 /* R31 */
+	TPV_QI0('1', 'M',  '9', '7'),		 /* R32 */
+	TPV_QI0('1', 'O',  '6', '1'),		 /* R40 */
+	TPV_QI0('1', 'P',  '6', '5'),		 /* R40 */
+	TPV_QI0('1', 'S',  '7', '0'),		 /* R40e */
+	TPV_QI1('1', 'R',  'D', 'R',  '7', '1'), /* R50/p, R51,
+						    T40/p, T41/p, T42/p (1) */
+	TPV_QI1('1', 'V',  '7', '1',  '2', '8'), /* R50e, R51 (1) */
+	TPV_QI1('7', '8',  '7', '1',  '0', '6'), /* R51e (1) */
+	TPV_QI1('7', '6',  '6', '9',  '1', '6'), /* R52 (1) */
+	TPV_QI1('7', '0',  '6', '9',  '2', '8'), /* R52, T43 (1) */
+
+	TPV_QI0('I', 'Y',  '6', '1'),		 /* T20 */
+	TPV_QI0('K', 'Z',  '3', '4'),		 /* T21 */
+	TPV_QI0('1', '6',  '3', '2'),		 /* T22 */
+	TPV_QI1('1', 'A',  '6', '4',  '2', '3'), /* T23 (0) */
+	TPV_QI1('1', 'I',  '7', '1',  '2', '0'), /* T30 (0) */
+	TPV_QI1('1', 'Y',  '6', '5',  '2', '9'), /* T43/p (1) */
+
+	TPV_QL1('7', '9',  'E', '3',  '5', '0'), /* T60/p */
+	TPV_QL1('7', 'C',  'D', '2',  '2', '2'), /* R60, R60i */
+	TPV_QL0('7', 'E',  'D', '0'),		 /* R60e, R60i */
+
+	/*      BIOS FW    BIOS VERS  EC FW     EC VERS */
+	TPV_QI2('1', 'W',  '9', '0',  '1', 'V', '2', '8'), /* R50e (1) */
+	TPV_QL2('7', 'I',  '3', '4',  '7', '9', '5', '0'), /* T60/p wide */
+
+	/* X-series ------------------------- */
+	/*      FW MODEL   BIOS VERS  EC VERS */
+	TPV_QI0('I', 'Z',  '9', 'D'),		 /* X20, X21 */
+	TPV_QI0('1', 'D',  '7', '0'),		 /* X22, X23, X24 */
+	TPV_QI1('1', 'K',  '4', '8',  '1', '8'), /* X30 (0) */
+	TPV_QI1('1', 'Q',  '9', '7',  '2', '3'), /* X31, X32 (0) */
+	TPV_QI1('1', 'U',  'D', '3',  'B', '2'), /* X40 (0) */
+	TPV_QI1('7', '4',  '6', '4',  '2', '7'), /* X41 (0) */
+	TPV_QI1('7', '5',  '6', '0',  '2', '0'), /* X41t (0) */
+
+	TPV_QL0('7', 'B',  'D', '7'),		 /* X60/s */
+	TPV_QL0('7', 'J',  '3', '0'),		 /* X60t */
+
+	/* (0) - older versions lack DMI EC fw string and functionality */
+	/* (1) - older versions known to lack functionality */
+};
+
+#undef TPV_QL1
+#undef TPV_QL0
+#undef TPV_QI2
+#undef TPV_QI1
+#undef TPV_QI0
+#undef TPV_Q_X
+#undef TPV_Q
+
+static void __init tpacpi_check_outdated_fw(void)
+{
+	unsigned long fwvers;
+	u16 ec_version, bios_version;
+
+	fwvers = tpacpi_check_quirks(tpacpi_bios_version_qtable,
+				ARRAY_SIZE(tpacpi_bios_version_qtable));
+
+	if (!fwvers)
+		return;
+
+	bios_version = fwvers & 0xffffU;
+	ec_version = (fwvers >> 16) & 0xffffU;
+
+	/* note that unknown versions are set to 0x0000 and we use that */
+	if ((bios_version > thinkpad_id.bios_release) ||
+	    (ec_version > thinkpad_id.ec_release &&
+				ec_version != TPACPI_MATCH_ANY)) {
+		/*
+		 * The changelogs would let us track down the exact
+		 * reason, but it is just too much of a pain to track
+		 * it.  We only list BIOSes that are either really
+		 * broken, or really stable to begin with, so it is
+		 * best if the user upgrades the firmware anyway.
+		 */
+		printk(TPACPI_WARN
+			"WARNING: Outdated ThinkPad BIOS/EC firmware\n");
+		printk(TPACPI_WARN
+			"WARNING: This firmware may be missing critical bug "
+			"fixes and/or important features\n");
+	}
+}
+
+static bool __init tpacpi_is_fw_known(void)
+{
+	return tpacpi_check_quirks(tpacpi_bios_version_qtable,
+			ARRAY_SIZE(tpacpi_bios_version_qtable)) != 0;
+}
+
 /****************************************************************************
  ****************************************************************************
  *
@@ -1634,6 +1882,7 @@ static int __init thinkpad_acpi_driver_init(struct ibm_init_struct *iibm)
 			(thinkpad_id.nummodel_str) ?
 				thinkpad_id.nummodel_str : "unknown");
 
+	tpacpi_check_outdated_fw();
 	return 0;
 }
 
@@ -1656,6 +1905,27 @@ static struct ibm_struct thinkpad_acpi_driver_data = {
  * Hotkey subdriver
  */
 
+/*
+ * ThinkPad firmware event model
+ *
+ * The ThinkPad firmware has two main event interfaces: normal ACPI
+ * notifications (which follow the ACPI standard), and a private event
+ * interface.
+ *
+ * The private event interface also issues events for the hotkeys.  As
+ * the driver gained features, the event handling code ended up being
+ * built around the hotkey subdriver.  This will need to be refactored
+ * to a more formal event API eventually.
+ *
+ * Some "hotkeys" are actually supposed to be used as event reports,
+ * such as "brightness has changed", "volume has changed", depending on
+ * the ThinkPad model and how the firmware is operating.
+ *
+ * Unlike other classes, hotkey-class events have mask/unmask control on
+ * non-ancient firmware.  However, how it behaves changes a lot with the
+ * firmware model and version.
+ */
+
 enum {	/* hot key scan codes (derived from ACPI DSDT) */
 	TP_ACPI_HOTKEYSCAN_FNF1		= 0,
 	TP_ACPI_HOTKEYSCAN_FNF2,
@@ -1683,7 +1953,7 @@ enum {	/* hot key scan codes (derived from ACPI DSDT) */
 	TP_ACPI_HOTKEYSCAN_THINKPAD,
 };
 
-enum {	/* Keys available through NVRAM polling */
+enum {	/* Keys/events available through NVRAM polling */
 	TPACPI_HKEY_NVRAM_KNOWN_MASK = 0x00fb88c0U,
 	TPACPI_HKEY_NVRAM_GOOD_MASK  = 0x00fb8000U,
 };
@@ -1731,16 +2001,50 @@ struct tp_nvram_state {
        u8 volume_level;
 };
 
+/* kthread for the hotkey poller */
 static struct task_struct *tpacpi_hotkey_task;
-static u32 hotkey_source_mask;		/* bit mask 0=ACPI,1=NVRAM */
-static int hotkey_poll_freq = 10;	/* Hz */
+
+/* Acquired while the poller kthread is running, use to sync start/stop */
 static struct mutex hotkey_thread_mutex;
+
+/*
+ * Acquire mutex to write poller control variables as an
+ * atomic block.
+ *
+ * Increment hotkey_config_change when changing them if you
+ * want the kthread to forget old state.
+ *
+ * See HOTKEY_CONFIG_CRITICAL_START/HOTKEY_CONFIG_CRITICAL_END
+ */
 static struct mutex hotkey_thread_data_mutex;
 static unsigned int hotkey_config_change;
 
+/*
+ * hotkey poller control variables
+ *
+ * Must be atomic or readers will also need to acquire mutex
+ *
+ * HOTKEY_CONFIG_CRITICAL_START/HOTKEY_CONFIG_CRITICAL_END
+ * should be used only when the changes need to be taken as
+ * a block, OR when one needs to force the kthread to forget
+ * old state.
+ */
+static u32 hotkey_source_mask;		/* bit mask 0=ACPI,1=NVRAM */
+static unsigned int hotkey_poll_freq = 10; /* Hz */
+
+#define HOTKEY_CONFIG_CRITICAL_START \
+	do { \
+		mutex_lock(&hotkey_thread_data_mutex); \
+		hotkey_config_change++; \
+	} while (0);
+#define HOTKEY_CONFIG_CRITICAL_END \
+	mutex_unlock(&hotkey_thread_data_mutex);
+
 #else /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */
 
 #define hotkey_source_mask 0U
+#define HOTKEY_CONFIG_CRITICAL_START
+#define HOTKEY_CONFIG_CRITICAL_END
 
 #endif /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */
 
@@ -1754,10 +2058,12 @@ static enum {	/* Reasons for waking up */
 
 static int hotkey_autosleep_ack;
 
-static u32 hotkey_orig_mask;
-static u32 hotkey_all_mask;
-static u32 hotkey_reserved_mask;
-static u32 hotkey_mask;
+static u32 hotkey_orig_mask;		/* events the BIOS had enabled */
+static u32 hotkey_all_mask;		/* all events supported in fw */
+static u32 hotkey_reserved_mask;	/* events better left disabled */
+static u32 hotkey_driver_mask;		/* events needed by the driver */
+static u32 hotkey_user_mask;		/* events visible to userspace */
+static u32 hotkey_acpi_mask;		/* events enabled in firmware */
 
 static unsigned int hotkey_report_mode;
 
@@ -1765,18 +2071,8 @@ static u16 *hotkey_keycode_map;
 
 static struct attribute_set *hotkey_dev_attributes;
 
-#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
-#define HOTKEY_CONFIG_CRITICAL_START \
-	do { \
-		mutex_lock(&hotkey_thread_data_mutex); \
-		hotkey_config_change++; \
-	} while (0);
-#define HOTKEY_CONFIG_CRITICAL_END \
-	mutex_unlock(&hotkey_thread_data_mutex);
-#else
-#define HOTKEY_CONFIG_CRITICAL_START
-#define HOTKEY_CONFIG_CRITICAL_END
-#endif /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */
+static void tpacpi_driver_event(const unsigned int hkey_event);
+static void hotkey_driver_event(const unsigned int scancode);
 
 /* HKEY.MHKG() return bits */
 #define TP_HOTKEY_TABLET_MASK (1 << 3)
@@ -1812,22 +2108,53 @@ static int hotkey_get_tablet_mode(int *status)
 }
 
 /*
+ * Reads current event mask from firmware, and updates
+ * hotkey_acpi_mask accordingly.  Also resets any bits
+ * from hotkey_user_mask that are unavailable to be
+ * delivered (shadow requirement of the userspace ABI).
+ *
  * Call with hotkey_mutex held
  */
 static int hotkey_mask_get(void)
 {
-	u32 m = 0;
-
 	if (tp_features.hotkey_mask) {
+		u32 m = 0;
+
 		if (!acpi_evalf(hkey_handle, &m, "DHKN", "d"))
 			return -EIO;
+
+		hotkey_acpi_mask = m;
+	} else {
+		/* no mask support doesn't mean no event support... */
+		hotkey_acpi_mask = hotkey_all_mask;
 	}
-	hotkey_mask = m | (hotkey_source_mask & hotkey_mask);
+
+	/* sync userspace-visible mask */
+	hotkey_user_mask &= (hotkey_acpi_mask | hotkey_source_mask);
 
 	return 0;
 }
 
+void static hotkey_mask_warn_incomplete_mask(void)
+{
+	/* log only what the user can fix... */
+	const u32 wantedmask = hotkey_driver_mask &
+		~(hotkey_acpi_mask | hotkey_source_mask) &
+		(hotkey_all_mask | TPACPI_HKEY_NVRAM_KNOWN_MASK);
+
+	if (wantedmask)
+		printk(TPACPI_NOTICE
+			"required events 0x%08x not enabled!\n",
+			wantedmask);
+}
+
 /*
+ * Set the firmware mask when supported
+ *
+ * Also calls hotkey_mask_get to update hotkey_acpi_mask.
+ *
+ * NOTE: does not set bits in hotkey_user_mask, but may reset them.
+ *
  * Call with hotkey_mutex held
  */
 static int hotkey_mask_set(u32 mask)
@@ -1835,66 +2162,100 @@ static int hotkey_mask_set(u32 mask)
 	int i;
 	int rc = 0;
 
-	if (tp_features.hotkey_mask) {
-		if (!tp_warned.hotkey_mask_ff &&
-		    (mask == 0xffff || mask == 0xffffff ||
-		     mask == 0xffffffff)) {
-			tp_warned.hotkey_mask_ff = 1;
-			printk(TPACPI_NOTICE
-			       "setting the hotkey mask to 0x%08x is likely "
-			       "not the best way to go about it\n", mask);
-			printk(TPACPI_NOTICE
-			       "please consider using the driver defaults, "
-			       "and refer to up-to-date thinkpad-acpi "
-			       "documentation\n");
-		}
+	const u32 fwmask = mask & ~hotkey_source_mask;
 
-		HOTKEY_CONFIG_CRITICAL_START
+	if (tp_features.hotkey_mask) {
 		for (i = 0; i < 32; i++) {
-			u32 m = 1 << i;
-			/* enable in firmware mask only keys not in NVRAM
-			 * mode, but enable the key in the cached hotkey_mask
-			 * regardless of mode, or the key will end up
-			 * disabled by hotkey_mask_get() */
 			if (!acpi_evalf(hkey_handle,
 					NULL, "MHKM", "vdd", i + 1,
-					!!((mask & ~hotkey_source_mask) & m))) {
+					!!(mask & (1 << i)))) {
 				rc = -EIO;
 				break;
-			} else {
-				hotkey_mask = (hotkey_mask & ~m) | (mask & m);
 			}
 		}
-		HOTKEY_CONFIG_CRITICAL_END
+	}
 
-		/* hotkey_mask_get must be called unconditionally below */
-		if (!hotkey_mask_get() && !rc &&
-		    (hotkey_mask & ~hotkey_source_mask) !=
-		     (mask & ~hotkey_source_mask)) {
-			printk(TPACPI_NOTICE
-			       "requested hot key mask 0x%08x, but "
-			       "firmware forced it to 0x%08x\n",
-			       mask, hotkey_mask);
-		}
-	} else {
-#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
-		HOTKEY_CONFIG_CRITICAL_START
-		hotkey_mask = mask & hotkey_source_mask;
-		HOTKEY_CONFIG_CRITICAL_END
-		hotkey_mask_get();
-		if (hotkey_mask != mask) {
-			printk(TPACPI_NOTICE
-			       "requested hot key mask 0x%08x, "
-			       "forced to 0x%08x (NVRAM poll mask is "
-			       "0x%08x): no firmware mask support\n",
-			       mask, hotkey_mask, hotkey_source_mask);
-		}
-#else
-		hotkey_mask_get();
-		rc = -ENXIO;
-#endif /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */
+	/*
+	 * We *must* make an inconditional call to hotkey_mask_get to
+	 * refresh hotkey_acpi_mask and update hotkey_user_mask
+	 *
+	 * Take the opportunity to also log when we cannot _enable_
+	 * a given event.
+	 */
+	if (!hotkey_mask_get() && !rc && (fwmask & ~hotkey_acpi_mask)) {
+		printk(TPACPI_NOTICE
+		       "asked for hotkey mask 0x%08x, but "
+		       "firmware forced it to 0x%08x\n",
+		       fwmask, hotkey_acpi_mask);
 	}
 
+	hotkey_mask_warn_incomplete_mask();
+
+	return rc;
+}
+
+/*
+ * Sets hotkey_user_mask and tries to set the firmware mask
+ *
+ * Call with hotkey_mutex held
+ */
+static int hotkey_user_mask_set(const u32 mask)
+{
+	int rc;
+
+	/* Give people a chance to notice they are doing something that
+	 * is bound to go boom on their users sooner or later */
+	if (!tp_warned.hotkey_mask_ff &&
+	    (mask == 0xffff || mask == 0xffffff ||
+	     mask == 0xffffffff)) {
+		tp_warned.hotkey_mask_ff = 1;
+		printk(TPACPI_NOTICE
+		       "setting the hotkey mask to 0x%08x is likely "
+		       "not the best way to go about it\n", mask);
+		printk(TPACPI_NOTICE
+		       "please consider using the driver defaults, "
+		       "and refer to up-to-date thinkpad-acpi "
+		       "documentation\n");
+	}
+
+	/* Try to enable what the user asked for, plus whatever we need.
+	 * this syncs everything but won't enable bits in hotkey_user_mask */
+	rc = hotkey_mask_set((mask | hotkey_driver_mask) & ~hotkey_source_mask);
+
+	/* Enable the available bits in hotkey_user_mask */
+	hotkey_user_mask = mask & (hotkey_acpi_mask | hotkey_source_mask);
+
+	return rc;
+}
+
+/*
+ * Sets the driver hotkey mask.
+ *
+ * Can be called even if the hotkey subdriver is inactive
+ */
+static int tpacpi_hotkey_driver_mask_set(const u32 mask)
+{
+	int rc;
+
+	/* Do the right thing if hotkey_init has not been called yet */
+	if (!tp_features.hotkey) {
+		hotkey_driver_mask = mask;
+		return 0;
+	}
+
+	mutex_lock(&hotkey_mutex);
+
+	HOTKEY_CONFIG_CRITICAL_START
+	hotkey_driver_mask = mask;
+#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
+	hotkey_source_mask |= (mask & ~hotkey_all_mask);
+#endif
+	HOTKEY_CONFIG_CRITICAL_END
+
+	rc = hotkey_mask_set((hotkey_acpi_mask | hotkey_driver_mask) &
+							~hotkey_source_mask);
+	mutex_unlock(&hotkey_mutex);
+
 	return rc;
 }
 
@@ -1930,11 +2291,10 @@ static void tpacpi_input_send_tabletsw(void)
 	}
 }
 
-static void tpacpi_input_send_key(unsigned int scancode)
+/* Do NOT call without validating scancode first */
+static void tpacpi_input_send_key(const unsigned int scancode)
 {
-	unsigned int keycode;
-
-	keycode = hotkey_keycode_map[scancode];
+	const unsigned int keycode = hotkey_keycode_map[scancode];
 
 	if (keycode != KEY_RESERVED) {
 		mutex_lock(&tpacpi_inputdev_send_mutex);
@@ -1955,19 +2315,28 @@ static void tpacpi_input_send_key(unsigned int scancode)
 	}
 }
 
+/* Do NOT call without validating scancode first */
+static void tpacpi_input_send_key_masked(const unsigned int scancode)
+{
+	hotkey_driver_event(scancode);
+	if (hotkey_user_mask & (1 << scancode))
+		tpacpi_input_send_key(scancode);
+}
+
 #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
 static struct tp_acpi_drv_struct ibm_hotkey_acpidriver;
 
+/* Do NOT call without validating scancode first */
 static void tpacpi_hotkey_send_key(unsigned int scancode)
 {
-	tpacpi_input_send_key(scancode);
+	tpacpi_input_send_key_masked(scancode);
 	if (hotkey_report_mode < 2) {
 		acpi_bus_generate_proc_event(ibm_hotkey_acpidriver.device,
-						0x80, 0x1001 + scancode);
+				0x80, TP_HKEY_EV_HOTKEY_BASE + scancode);
 	}
 }
 
-static void hotkey_read_nvram(struct tp_nvram_state *n, u32 m)
+static void hotkey_read_nvram(struct tp_nvram_state *n, const u32 m)
 {
 	u8 d;
 
@@ -2003,21 +2372,24 @@ static void hotkey_read_nvram(struct tp_nvram_state *n, u32 m)
 	}
 }
 
+static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
+					   struct tp_nvram_state *newn,
+					   const u32 event_mask)
+{
+
 #define TPACPI_COMPARE_KEY(__scancode, __member) \
 	do { \
-		if ((mask & (1 << __scancode)) && \
+		if ((event_mask & (1 << __scancode)) && \
 		    oldn->__member != newn->__member) \
-		tpacpi_hotkey_send_key(__scancode); \
+			tpacpi_hotkey_send_key(__scancode); \
 	} while (0)
 
 #define TPACPI_MAY_SEND_KEY(__scancode) \
-	do { if (mask & (1 << __scancode)) \
-		tpacpi_hotkey_send_key(__scancode); } while (0)
+	do { \
+		if (event_mask & (1 << __scancode)) \
+			tpacpi_hotkey_send_key(__scancode); \
+	} while (0)
 
-static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
-					   struct tp_nvram_state *newn,
-					   u32 mask)
-{
 	TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_THINKPAD, thinkpad_toggle);
 	TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_FNSPACE, zoom_toggle);
 	TPACPI_COMPARE_KEY(TP_ACPI_HOTKEYSCAN_FNF7, display_toggle);
@@ -2063,18 +2435,26 @@ static void hotkey_compare_and_issue_event(struct tp_nvram_state *oldn,
 			}
 		}
 	}
-}
 
 #undef TPACPI_COMPARE_KEY
 #undef TPACPI_MAY_SEND_KEY
+}
 
+/*
+ * Polling driver
+ *
+ * We track all events in hotkey_source_mask all the time, since
+ * most of them are edge-based.  We only issue those requested by
+ * hotkey_user_mask or hotkey_driver_mask, though.
+ */
 static int hotkey_kthread(void *data)
 {
 	struct tp_nvram_state s[2];
-	u32 mask;
+	u32 poll_mask, event_mask;
 	unsigned int si, so;
 	unsigned long t;
 	unsigned int change_detector, must_reset;
+	unsigned int poll_freq;
 
 	mutex_lock(&hotkey_thread_mutex);
 
@@ -2090,13 +2470,20 @@ static int hotkey_kthread(void *data)
 	/* Initial state for compares */
 	mutex_lock(&hotkey_thread_data_mutex);
 	change_detector = hotkey_config_change;
-	mask = hotkey_source_mask & hotkey_mask;
+	poll_mask = hotkey_source_mask;
+	event_mask = hotkey_source_mask &
+			(hotkey_driver_mask | hotkey_user_mask);
+	poll_freq = hotkey_poll_freq;
 	mutex_unlock(&hotkey_thread_data_mutex);
-	hotkey_read_nvram(&s[so], mask);
+	hotkey_read_nvram(&s[so], poll_mask);
 
-	while (!kthread_should_stop() && hotkey_poll_freq) {
-		if (t == 0)
-			t = 1000/hotkey_poll_freq;
+	while (!kthread_should_stop()) {
+		if (t == 0) {
+			if (likely(poll_freq))
+				t = 1000/poll_freq;
+			else
+				t = 100;	/* should never happen... */
+		}
 		t = msleep_interruptible(t);
 		if (unlikely(kthread_should_stop()))
 			break;
@@ -2111,14 +2498,17 @@ static int hotkey_kthread(void *data)
 			t = 0;
 			change_detector = hotkey_config_change;
 		}
-		mask = hotkey_source_mask & hotkey_mask;
+		poll_mask = hotkey_source_mask;
+		event_mask = hotkey_source_mask &
+				(hotkey_driver_mask | hotkey_user_mask);
+		poll_freq = hotkey_poll_freq;
 		mutex_unlock(&hotkey_thread_data_mutex);
 
-		if (likely(mask)) {
-			hotkey_read_nvram(&s[si], mask);
+		if (likely(poll_mask)) {
+			hotkey_read_nvram(&s[si], poll_mask);
 			if (likely(si != so)) {
 				hotkey_compare_and_issue_event(&s[so], &s[si],
-								mask);
+								event_mask);
 			}
 		}
 
@@ -2131,6 +2521,7 @@ exit:
 	return 0;
 }
 
+/* call with hotkey_mutex held */
 static void hotkey_poll_stop_sync(void)
 {
 	if (tpacpi_hotkey_task) {
@@ -2147,11 +2538,14 @@ static void hotkey_poll_stop_sync(void)
 }
 
 /* call with hotkey_mutex held */
-static void hotkey_poll_setup(int may_warn)
+static void hotkey_poll_setup(bool may_warn)
 {
-	if ((hotkey_source_mask & hotkey_mask) != 0 &&
-	    hotkey_poll_freq > 0 &&
-	    (tpacpi_inputdev->users > 0 || hotkey_report_mode < 2)) {
+	const u32 poll_driver_mask = hotkey_driver_mask & hotkey_source_mask;
+	const u32 poll_user_mask = hotkey_user_mask & hotkey_source_mask;
+
+	if (hotkey_poll_freq > 0 &&
+	    (poll_driver_mask ||
+	     (poll_user_mask && tpacpi_inputdev->users > 0))) {
 		if (!tpacpi_hotkey_task) {
 			tpacpi_hotkey_task = kthread_run(hotkey_kthread,
 					NULL, TPACPI_NVRAM_KTHREAD_NAME);
@@ -2164,26 +2558,36 @@ static void hotkey_poll_setup(int may_warn)
 		}
 	} else {
 		hotkey_poll_stop_sync();
-		if (may_warn &&
-		    hotkey_source_mask != 0 && hotkey_poll_freq == 0) {
+		if (may_warn && (poll_driver_mask || poll_user_mask) &&
+		    hotkey_poll_freq == 0) {
 			printk(TPACPI_NOTICE
-				"hot keys 0x%08x require polling, "
-				"which is currently disabled\n",
-				hotkey_source_mask);
+				"hot keys 0x%08x and/or events 0x%08x "
+				"require polling, which is currently "
+				"disabled\n",
+				poll_user_mask, poll_driver_mask);
 		}
 	}
 }
 
-static void hotkey_poll_setup_safe(int may_warn)
+static void hotkey_poll_setup_safe(bool may_warn)
 {
 	mutex_lock(&hotkey_mutex);
 	hotkey_poll_setup(may_warn);
 	mutex_unlock(&hotkey_mutex);
 }
 
+/* call with hotkey_mutex held */
+static void hotkey_poll_set_freq(unsigned int freq)
+{
+	if (!freq)
+		hotkey_poll_stop_sync();
+
+	hotkey_poll_freq = freq;
+}
+
 #else /* CONFIG_THINKPAD_ACPI_HOTKEY_POLL */
 
-static void hotkey_poll_setup_safe(int __unused)
+static void hotkey_poll_setup_safe(bool __unused)
 {
 }
 
@@ -2201,7 +2605,7 @@ static int hotkey_inputdev_open(struct input_dev *dev)
 	case TPACPI_LIFE_EXITING:
 		return -EBUSY;
 	case TPACPI_LIFE_RUNNING:
-		hotkey_poll_setup_safe(0);
+		hotkey_poll_setup_safe(false);
 		return 0;
 	}
 
@@ -2213,8 +2617,9 @@ static int hotkey_inputdev_open(struct input_dev *dev)
 static void hotkey_inputdev_close(struct input_dev *dev)
 {
 	/* disable hotkey polling when possible */
-	if (tpacpi_lifecycle == TPACPI_LIFE_RUNNING)
-		hotkey_poll_setup_safe(0);
+	if (tpacpi_lifecycle == TPACPI_LIFE_RUNNING &&
+	    !(hotkey_source_mask & hotkey_driver_mask))
+		hotkey_poll_setup_safe(false);
 }
 
 /* sysfs hotkey enable ------------------------------------------------- */
@@ -2261,15 +2666,7 @@ static ssize_t hotkey_mask_show(struct device *dev,
 			   struct device_attribute *attr,
 			   char *buf)
 {
-	int res;
-
-	if (mutex_lock_killable(&hotkey_mutex))
-		return -ERESTARTSYS;
-	res = hotkey_mask_get();
-	mutex_unlock(&hotkey_mutex);
-
-	return (res)?
-		res : snprintf(buf, PAGE_SIZE, "0x%08x\n", hotkey_mask);
+	return snprintf(buf, PAGE_SIZE, "0x%08x\n", hotkey_user_mask);
 }
 
 static ssize_t hotkey_mask_store(struct device *dev,
@@ -2285,10 +2682,10 @@ static ssize_t hotkey_mask_store(struct device *dev,
 	if (mutex_lock_killable(&hotkey_mutex))
 		return -ERESTARTSYS;
 
-	res = hotkey_mask_set(t);
+	res = hotkey_user_mask_set(t);
 
 #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
-	hotkey_poll_setup(1);
+	hotkey_poll_setup(true);
 #endif
 
 	mutex_unlock(&hotkey_mutex);
@@ -2318,6 +2715,8 @@ static ssize_t hotkey_bios_mask_show(struct device *dev,
 			   struct device_attribute *attr,
 			   char *buf)
 {
+	printk_deprecated_attribute("hotkey_bios_mask",
+			"This attribute is useless.");
 	return snprintf(buf, PAGE_SIZE, "0x%08x\n", hotkey_orig_mask);
 }
 
@@ -2365,6 +2764,8 @@ static ssize_t hotkey_source_mask_store(struct device *dev,
 			    const char *buf, size_t count)
 {
 	unsigned long t;
+	u32 r_ev;
+	int rc;
 
 	if (parse_strtoul(buf, 0xffffffffUL, &t) ||
 		((t & ~TPACPI_HKEY_NVRAM_KNOWN_MASK) != 0))
@@ -2377,13 +2778,28 @@ static ssize_t hotkey_source_mask_store(struct device *dev,
 	hotkey_source_mask = t;
 	HOTKEY_CONFIG_CRITICAL_END
 
-	hotkey_poll_setup(1);
+	rc = hotkey_mask_set((hotkey_user_mask | hotkey_driver_mask) &
+			~hotkey_source_mask);
+	hotkey_poll_setup(true);
+
+	/* check if events needed by the driver got disabled */
+	r_ev = hotkey_driver_mask & ~(hotkey_acpi_mask & hotkey_all_mask)
+		& ~hotkey_source_mask & TPACPI_HKEY_NVRAM_KNOWN_MASK;
 
 	mutex_unlock(&hotkey_mutex);
 
+	if (rc < 0)
+		printk(TPACPI_ERR "hotkey_source_mask: failed to update the"
+			"firmware event mask!\n");
+
+	if (r_ev)
+		printk(TPACPI_NOTICE "hotkey_source_mask: "
+			"some important events were disabled: "
+			"0x%04x\n", r_ev);
+
 	tpacpi_disclose_usertask("hotkey_source_mask", "set to 0x%08lx\n", t);
 
-	return count;
+	return (rc < 0) ? rc : count;
 }
 
 static struct device_attribute dev_attr_hotkey_source_mask =
@@ -2410,9 +2826,9 @@ static ssize_t hotkey_poll_freq_store(struct device *dev,
 	if (mutex_lock_killable(&hotkey_mutex))
 		return -ERESTARTSYS;
 
-	hotkey_poll_freq = t;
+	hotkey_poll_set_freq(t);
+	hotkey_poll_setup(true);
 
-	hotkey_poll_setup(1);
 	mutex_unlock(&hotkey_mutex);
 
 	tpacpi_disclose_usertask("hotkey_poll_freq", "set to %lu\n", t);
@@ -2501,9 +2917,8 @@ static struct device_attribute dev_attr_hotkey_wakeup_reason =
 
 static void hotkey_wakeup_reason_notify_change(void)
 {
-	if (tp_features.hotkey_mask)
-		sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
-			     "wakeup_reason");
+	sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
+		     "wakeup_reason");
 }
 
 /* sysfs wakeup hotunplug_complete (pollable) -------------------------- */
@@ -2520,9 +2935,8 @@ static struct device_attribute dev_attr_hotkey_wakeup_hotunplug_complete =
 
 static void hotkey_wakeup_hotunplug_complete_notify_change(void)
 {
-	if (tp_features.hotkey_mask)
-		sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
-			     "wakeup_hotunplug_complete");
+	sysfs_notify(&tpacpi_pdev->dev.kobj, NULL,
+		     "wakeup_hotunplug_complete");
 }
 
 /* --------------------------------------------------------------------- */
@@ -2530,27 +2944,19 @@ static void hotkey_wakeup_hotunplug_complete_notify_change(void)
 static struct attribute *hotkey_attributes[] __initdata = {
 	&dev_attr_hotkey_enable.attr,
 	&dev_attr_hotkey_bios_enabled.attr,
+	&dev_attr_hotkey_bios_mask.attr,
 	&dev_attr_hotkey_report_mode.attr,
-#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
+	&dev_attr_hotkey_wakeup_reason.attr,
+	&dev_attr_hotkey_wakeup_hotunplug_complete.attr,
 	&dev_attr_hotkey_mask.attr,
 	&dev_attr_hotkey_all_mask.attr,
 	&dev_attr_hotkey_recommended_mask.attr,
+#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
 	&dev_attr_hotkey_source_mask.attr,
 	&dev_attr_hotkey_poll_freq.attr,
 #endif
 };
 
-static struct attribute *hotkey_mask_attributes[] __initdata = {
-	&dev_attr_hotkey_bios_mask.attr,
-#ifndef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
-	&dev_attr_hotkey_mask.attr,
-	&dev_attr_hotkey_all_mask.attr,
-	&dev_attr_hotkey_recommended_mask.attr,
-#endif
-	&dev_attr_hotkey_wakeup_reason.attr,
-	&dev_attr_hotkey_wakeup_hotunplug_complete.attr,
-};
-
 /*
  * Sync both the hw and sw blocking state of all switches
  */
@@ -2603,7 +3009,9 @@ static void tpacpi_send_radiosw_update(void)
 static void hotkey_exit(void)
 {
 #ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
+	mutex_lock(&hotkey_mutex);
 	hotkey_poll_stop_sync();
+	mutex_unlock(&hotkey_mutex);
 #endif
 
 	if (hotkey_dev_attributes)
@@ -2611,18 +3019,56 @@ static void hotkey_exit(void)
 
 	kfree(hotkey_keycode_map);
 
-	if (tp_features.hotkey) {
-		dbg_printk(TPACPI_DBG_EXIT | TPACPI_DBG_HKEY,
-			   "restoring original hot key mask\n");
-		/* no short-circuit boolean operator below! */
-		if ((hotkey_mask_set(hotkey_orig_mask) |
-		     hotkey_status_set(false)) != 0)
-			printk(TPACPI_ERR
-			       "failed to restore hot key mask "
-			       "to BIOS defaults\n");
+	dbg_printk(TPACPI_DBG_EXIT | TPACPI_DBG_HKEY,
+		   "restoring original HKEY status and mask\n");
+	/* yes, there is a bitwise or below, we want the
+	 * functions to be called even if one of them fail */
+	if (((tp_features.hotkey_mask &&
+	      hotkey_mask_set(hotkey_orig_mask)) |
+	     hotkey_status_set(false)) != 0)
+		printk(TPACPI_ERR
+		       "failed to restore hot key mask "
+		       "to BIOS defaults\n");
+}
+
+static void __init hotkey_unmap(const unsigned int scancode)
+{
+	if (hotkey_keycode_map[scancode] != KEY_RESERVED) {
+		clear_bit(hotkey_keycode_map[scancode],
+			  tpacpi_inputdev->keybit);
+		hotkey_keycode_map[scancode] = KEY_RESERVED;
 	}
 }
 
+/*
+ * HKEY quirks:
+ *   TPACPI_HK_Q_INIMASK:	Supports FN+F3,FN+F4,FN+F12
+ */
+
+#define	TPACPI_HK_Q_INIMASK	0x0001
+
+static const struct tpacpi_quirk tpacpi_hotkey_qtable[] __initconst = {
+	TPACPI_Q_IBM('I', 'H', TPACPI_HK_Q_INIMASK), /* 600E */
+	TPACPI_Q_IBM('I', 'N', TPACPI_HK_Q_INIMASK), /* 600E */
+	TPACPI_Q_IBM('I', 'D', TPACPI_HK_Q_INIMASK), /* 770, 770E, 770ED */
+	TPACPI_Q_IBM('I', 'W', TPACPI_HK_Q_INIMASK), /* A20m */
+	TPACPI_Q_IBM('I', 'V', TPACPI_HK_Q_INIMASK), /* A20p */
+	TPACPI_Q_IBM('1', '0', TPACPI_HK_Q_INIMASK), /* A21e, A22e */
+	TPACPI_Q_IBM('K', 'U', TPACPI_HK_Q_INIMASK), /* A21e */
+	TPACPI_Q_IBM('K', 'X', TPACPI_HK_Q_INIMASK), /* A21m, A22m */
+	TPACPI_Q_IBM('K', 'Y', TPACPI_HK_Q_INIMASK), /* A21p, A22p */
+	TPACPI_Q_IBM('1', 'B', TPACPI_HK_Q_INIMASK), /* A22e */
+	TPACPI_Q_IBM('1', '3', TPACPI_HK_Q_INIMASK), /* A22m */
+	TPACPI_Q_IBM('1', 'E', TPACPI_HK_Q_INIMASK), /* A30/p (0) */
+	TPACPI_Q_IBM('1', 'C', TPACPI_HK_Q_INIMASK), /* R30 */
+	TPACPI_Q_IBM('1', 'F', TPACPI_HK_Q_INIMASK), /* R31 */
+	TPACPI_Q_IBM('I', 'Y', TPACPI_HK_Q_INIMASK), /* T20 */
+	TPACPI_Q_IBM('K', 'Z', TPACPI_HK_Q_INIMASK), /* T21 */
+	TPACPI_Q_IBM('1', '6', TPACPI_HK_Q_INIMASK), /* T22 */
+	TPACPI_Q_IBM('I', 'Z', TPACPI_HK_Q_INIMASK), /* X20, X21 */
+	TPACPI_Q_IBM('1', 'D', TPACPI_HK_Q_INIMASK), /* X22, X23, X24 */
+};
+
 static int __init hotkey_init(struct ibm_init_struct *iibm)
 {
 	/* Requirements for changing the default keymaps:
@@ -2665,9 +3111,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 		KEY_UNKNOWN,	/* 0x0D: FN+INSERT */
 		KEY_UNKNOWN,	/* 0x0E: FN+DELETE */
 
-		/* brightness: firmware always reacts to them, unless
-		 * X.org did some tricks in the radeon BIOS scratch
-		 * registers of *some* models */
+		/* brightness: firmware always reacts to them */
 		KEY_RESERVED,	/* 0x0F: FN+HOME (brightness up) */
 		KEY_RESERVED,	/* 0x10: FN+END (brightness down) */
 
@@ -2701,11 +3145,11 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 		KEY_UNKNOWN,	/* 0x0D: FN+INSERT */
 		KEY_UNKNOWN,	/* 0x0E: FN+DELETE */
 
-		/* These either have to go through ACPI video, or
-		 * act like in the IBM ThinkPads, so don't ever
-		 * enable them by default */
-		KEY_RESERVED,	/* 0x0F: FN+HOME (brightness up) */
-		KEY_RESERVED,	/* 0x10: FN+END (brightness down) */
+		/* These should be enabled --only-- when ACPI video
+		 * is disabled (i.e. in "vendor" mode), and are handled
+		 * in a special way by the init code */
+		KEY_BRIGHTNESSUP,	/* 0x0F: FN+HOME (brightness up) */
+		KEY_BRIGHTNESSDOWN,	/* 0x10: FN+END (brightness down) */
 
 		KEY_RESERVED,	/* 0x11: FN+PGUP (thinklight toggle) */
 
@@ -2742,6 +3186,8 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	int status;
 	int hkeyv;
 
+	unsigned long quirks;
+
 	vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
 			"initializing hotkey subdriver\n");
 
@@ -2767,9 +3213,16 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	if (!tp_features.hotkey)
 		return 1;
 
+	quirks = tpacpi_check_quirks(tpacpi_hotkey_qtable,
+				     ARRAY_SIZE(tpacpi_hotkey_qtable));
+
 	tpacpi_disable_brightness_delay();
 
-	hotkey_dev_attributes = create_attr_set(13, NULL);
+	/* MUST have enough space for all attributes to be added to
+	 * hotkey_dev_attributes */
+	hotkey_dev_attributes = create_attr_set(
+					ARRAY_SIZE(hotkey_attributes) + 2,
+					NULL);
 	if (!hotkey_dev_attributes)
 		return -ENOMEM;
 	res = add_many_to_attr_set(hotkey_dev_attributes,
@@ -2778,7 +3231,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	if (res)
 		goto err_exit;
 
-	/* mask not supported on 570, 600e/x, 770e, 770x, A21e, A2xm/p,
+	/* mask not supported on 600e/x, 770e, 770x, A21e, A2xm/p,
 	   A30, R30, R31, T20-22, X20-21, X22-24.  Detected by checking
 	   for HKEY interface version 0x100 */
 	if (acpi_evalf(hkey_handle, &hkeyv, "MHKV", "qd")) {
@@ -2792,10 +3245,22 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 			 * MHKV 0x100 in A31, R40, R40e,
 			 * T4x, X31, and later
 			 */
-			tp_features.hotkey_mask = 1;
 			vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
 				"firmware HKEY interface version: 0x%x\n",
 				hkeyv);
+
+			/* Paranoia check AND init hotkey_all_mask */
+			if (!acpi_evalf(hkey_handle, &hotkey_all_mask,
+					"MHKA", "qd")) {
+				printk(TPACPI_ERR
+				       "missing MHKA handler, "
+				       "please report this to %s\n",
+				       TPACPI_MAIL);
+				/* Fallback: pre-init for FN+F3,F4,F12 */
+				hotkey_all_mask = 0x080cU;
+			} else {
+				tp_features.hotkey_mask = 1;
+			}
 		}
 	}
 
@@ -2803,47 +3268,25 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 		"hotkey masks are %s\n",
 		str_supported(tp_features.hotkey_mask));
 
-	if (tp_features.hotkey_mask) {
-		if (!acpi_evalf(hkey_handle, &hotkey_all_mask,
-				"MHKA", "qd")) {
-			printk(TPACPI_ERR
-			       "missing MHKA handler, "
-			       "please report this to %s\n",
-			       TPACPI_MAIL);
-			/* FN+F12, FN+F4, FN+F3 */
-			hotkey_all_mask = 0x080cU;
-		}
-	}
+	/* Init hotkey_all_mask if not initialized yet */
+	if (!tp_features.hotkey_mask && !hotkey_all_mask &&
+	    (quirks & TPACPI_HK_Q_INIMASK))
+		hotkey_all_mask = 0x080cU;  /* FN+F12, FN+F4, FN+F3 */
 
-	/* hotkey_source_mask *must* be zero for
-	 * the first hotkey_mask_get */
+	/* Init hotkey_acpi_mask and hotkey_orig_mask */
 	if (tp_features.hotkey_mask) {
+		/* hotkey_source_mask *must* be zero for
+		 * the first hotkey_mask_get to return hotkey_orig_mask */
 		res = hotkey_mask_get();
 		if (res)
 			goto err_exit;
 
-		hotkey_orig_mask = hotkey_mask;
-		res = add_many_to_attr_set(
-				hotkey_dev_attributes,
-				hotkey_mask_attributes,
-				ARRAY_SIZE(hotkey_mask_attributes));
-		if (res)
-			goto err_exit;
-	}
-
-#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
-	if (tp_features.hotkey_mask) {
-		hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK
-					& ~hotkey_all_mask;
+		hotkey_orig_mask = hotkey_acpi_mask;
 	} else {
-		hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK;
+		hotkey_orig_mask = hotkey_all_mask;
+		hotkey_acpi_mask = hotkey_all_mask;
 	}
 
-	vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
-		    "hotkey source mask 0x%08x, polling freq %d\n",
-		    hotkey_source_mask, hotkey_poll_freq);
-#endif
-
 #ifdef CONFIG_THINKPAD_ACPI_DEBUGFACILITIES
 	if (dbg_wlswemul) {
 		tp_features.hotkey_wlsw = 1;
@@ -2944,17 +3387,26 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 		       "Disabling thinkpad-acpi brightness events "
 		       "by default...\n");
 
-		/* The hotkey_reserved_mask change below is not
-		 * necessary while the keys are at KEY_RESERVED in the
-		 * default map, but better safe than sorry, leave it
-		 * here as a marker of what we have to do, especially
-		 * when we finally become able to set this at runtime
-		 * on response to X.org requests */
+		/* Disable brightness up/down on Lenovo thinkpads when
+		 * ACPI is handling them, otherwise it is plain impossible
+		 * for userspace to do something even remotely sane */
 		hotkey_reserved_mask |=
 			(1 << TP_ACPI_HOTKEYSCAN_FNHOME)
 			| (1 << TP_ACPI_HOTKEYSCAN_FNEND);
+		hotkey_unmap(TP_ACPI_HOTKEYSCAN_FNHOME);
+		hotkey_unmap(TP_ACPI_HOTKEYSCAN_FNEND);
 	}
 
+#ifdef CONFIG_THINKPAD_ACPI_HOTKEY_POLL
+	hotkey_source_mask = TPACPI_HKEY_NVRAM_GOOD_MASK
+				& ~hotkey_all_mask
+				& ~hotkey_reserved_mask;
+
+	vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+		    "hotkey source mask 0x%08x, polling freq %u\n",
+		    hotkey_source_mask, hotkey_poll_freq);
+#endif
+
 	dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
 			"enabling firmware HKEY event interface...\n");
 	res = hotkey_status_set(true);
@@ -2962,13 +3414,18 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 		hotkey_exit();
 		return res;
 	}
-	res = hotkey_mask_set(((hotkey_all_mask | hotkey_source_mask)
-				& ~hotkey_reserved_mask)
-				| hotkey_orig_mask);
+	res = hotkey_mask_set(((hotkey_all_mask & ~hotkey_reserved_mask)
+			       | hotkey_driver_mask)
+			      & ~hotkey_source_mask);
 	if (res < 0 && res != -ENXIO) {
 		hotkey_exit();
 		return res;
 	}
+	hotkey_user_mask = (hotkey_acpi_mask | hotkey_source_mask)
+				& ~hotkey_reserved_mask;
+	vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
+		"initial masks: user=0x%08x, fw=0x%08x, poll=0x%08x\n",
+		hotkey_user_mask, hotkey_acpi_mask, hotkey_source_mask);
 
 	dbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_HKEY,
 			"legacy ibm/hotkey event reporting over procfs %s\n",
@@ -2978,7 +3435,7 @@ static int __init hotkey_init(struct ibm_init_struct *iibm)
 	tpacpi_inputdev->open = &hotkey_inputdev_open;
 	tpacpi_inputdev->close = &hotkey_inputdev_close;
 
-	hotkey_poll_setup_safe(1);
+	hotkey_poll_setup_safe(true);
 	tpacpi_send_radiosw_update();
 	tpacpi_input_send_tabletsw();
 
@@ -3003,7 +3460,7 @@ static bool hotkey_notify_hotkey(const u32 hkey,
 	if (scancode > 0 && scancode < 0x21) {
 		scancode--;
 		if (!(hotkey_source_mask & (1 << scancode))) {
-			tpacpi_input_send_key(scancode);
+			tpacpi_input_send_key_masked(scancode);
 			*send_acpi_ev = false;
 		} else {
 			*ignore_acpi_ev = true;
@@ -3022,20 +3479,20 @@ static bool hotkey_notify_wakeup(const u32 hkey,
 	*ignore_acpi_ev = false;
 
 	switch (hkey) {
-	case 0x2304: /* suspend, undock */
-	case 0x2404: /* hibernation, undock */
+	case TP_HKEY_EV_WKUP_S3_UNDOCK: /* suspend, undock */
+	case TP_HKEY_EV_WKUP_S4_UNDOCK: /* hibernation, undock */
 		hotkey_wakeup_reason = TP_ACPI_WAKEUP_UNDOCK;
 		*ignore_acpi_ev = true;
 		break;
 
-	case 0x2305: /* suspend, bay eject */
-	case 0x2405: /* hibernation, bay eject */
+	case TP_HKEY_EV_WKUP_S3_BAYEJ: /* suspend, bay eject */
+	case TP_HKEY_EV_WKUP_S4_BAYEJ: /* hibernation, bay eject */
 		hotkey_wakeup_reason = TP_ACPI_WAKEUP_BAYEJ;
 		*ignore_acpi_ev = true;
 		break;
 
-	case 0x2313: /* Battery on critical low level (S3) */
-	case 0x2413: /* Battery on critical low level (S4) */
+	case TP_HKEY_EV_WKUP_S3_BATLOW: /* Battery on critical low level/S3 */
+	case TP_HKEY_EV_WKUP_S4_BATLOW: /* Battery on critical low level/S4 */
 		printk(TPACPI_ALERT
 			"EMERGENCY WAKEUP: battery almost empty\n");
 		/* how to auto-heal: */
@@ -3065,21 +3522,21 @@ static bool hotkey_notify_usrevent(const u32 hkey,
 	*ignore_acpi_ev = false;
 
 	switch (hkey) {
-	case 0x5010: /* Lenovo new BIOS: brightness changed */
-	case 0x500b: /* X61t: tablet pen inserted into bay */
-	case 0x500c: /* X61t: tablet pen removed from bay */
+	case TP_HKEY_EV_PEN_INSERTED:  /* X61t: tablet pen inserted into bay */
+	case TP_HKEY_EV_PEN_REMOVED:   /* X61t: tablet pen removed from bay */
 		return true;
 
-	case 0x5009: /* X41t-X61t: swivel up (tablet mode) */
-	case 0x500a: /* X41t-X61t: swivel down (normal mode) */
+	case TP_HKEY_EV_TABLET_TABLET:   /* X41t-X61t: tablet mode */
+	case TP_HKEY_EV_TABLET_NOTEBOOK: /* X41t-X61t: normal mode */
 		tpacpi_input_send_tabletsw();
 		hotkey_tablet_mode_notify_change();
 		*send_acpi_ev = false;
 		return true;
 
-	case 0x5001:
-	case 0x5002:
-		/* LID switch events.  Do not propagate */
+	case TP_HKEY_EV_LID_CLOSE:	/* Lid closed */
+	case TP_HKEY_EV_LID_OPEN:	/* Lid opened */
+	case TP_HKEY_EV_BRGHT_CHANGED:	/* brightness changed */
+		/* do not propagate these events */
 		*ignore_acpi_ev = true;
 		return true;
 
@@ -3097,30 +3554,30 @@ static bool hotkey_notify_thermal(const u32 hkey,
 	*ignore_acpi_ev = false;
 
 	switch (hkey) {
-	case 0x6011:
+	case TP_HKEY_EV_ALARM_BAT_HOT:
 		printk(TPACPI_CRIT
 			"THERMAL ALARM: battery is too hot!\n");
 		/* recommended action: warn user through gui */
 		return true;
-	case 0x6012:
+	case TP_HKEY_EV_ALARM_BAT_XHOT:
 		printk(TPACPI_ALERT
 			"THERMAL EMERGENCY: battery is extremely hot!\n");
 		/* recommended action: immediate sleep/hibernate */
 		return true;
-	case 0x6021:
+	case TP_HKEY_EV_ALARM_SENSOR_HOT:
 		printk(TPACPI_CRIT
 			"THERMAL ALARM: "
 			"a sensor reports something is too hot!\n");
 		/* recommended action: warn user through gui, that */
 		/* some internal component is too hot */
 		return true;
-	case 0x6022:
+	case TP_HKEY_EV_ALARM_SENSOR_XHOT:
 		printk(TPACPI_ALERT
 			"THERMAL EMERGENCY: "
 			"a sensor reports something is extremely hot!\n");
 		/* recommended action: immediate sleep/hibernate */
 		return true;
-	case 0x6030:
+	case TP_HKEY_EV_THM_TABLE_CHANGED:
 		printk(TPACPI_INFO
 			"EC reports that Thermal Table has changed\n");
 		/* recommended action: do nothing, we don't have
@@ -3178,7 +3635,7 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
 			break;
 		case 3:
 			/* 0x3000-0x3FFF: bay-related wakeups */
-			if (hkey == 0x3003) {
+			if (hkey == TP_HKEY_EV_BAYEJ_ACK) {
 				hotkey_autosleep_ack = 1;
 				printk(TPACPI_INFO
 				       "bay ejected\n");
@@ -3190,7 +3647,7 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
 			break;
 		case 4:
 			/* 0x4000-0x4FFF: dock-related wakeups */
-			if (hkey == 0x4003) {
+			if (hkey == TP_HKEY_EV_UNDOCK_ACK) {
 				hotkey_autosleep_ack = 1;
 				printk(TPACPI_INFO
 				       "undocked\n");
@@ -3212,7 +3669,8 @@ static void hotkey_notify(struct ibm_struct *ibm, u32 event)
 			break;
 		case 7:
 			/* 0x7000-0x7FFF: misc */
-			if (tp_features.hotkey_wlsw && hkey == 0x7000) {
+			if (tp_features.hotkey_wlsw &&
+					hkey == TP_HKEY_EV_RFKILL_CHANGED) {
 				tpacpi_send_radiosw_update();
 				send_acpi_ev = 0;
 				known_ev = true;
@@ -3258,15 +3716,17 @@ static void hotkey_resume(void)
 {
 	tpacpi_disable_brightness_delay();
 
-	if (hotkey_mask_get())
+	if (hotkey_status_set(true) < 0 ||
+	    hotkey_mask_set(hotkey_acpi_mask) < 0)
 		printk(TPACPI_ERR
-		       "error while trying to read hot key mask "
-		       "from firmware\n");
+		       "error while attempting to reset the event "
+		       "firmware interface\n");
+
 	tpacpi_send_radiosw_update();
 	hotkey_tablet_mode_notify_change();
 	hotkey_wakeup_reason_notify_change();
 	hotkey_wakeup_hotunplug_complete_notify_change();
-	hotkey_poll_setup_safe(0);
+	hotkey_poll_setup_safe(false);
 }
 
 /* procfs -------------------------------------------------------------- */
@@ -3290,8 +3750,8 @@ static int hotkey_read(char *p)
 		return res;
 
 	len += sprintf(p + len, "status:\t\t%s\n", enabled(status, 0));
-	if (tp_features.hotkey_mask) {
-		len += sprintf(p + len, "mask:\t\t0x%08x\n", hotkey_mask);
+	if (hotkey_all_mask) {
+		len += sprintf(p + len, "mask:\t\t0x%08x\n", hotkey_user_mask);
 		len += sprintf(p + len,
 			       "commands:\tenable, disable, reset, <mask>\n");
 	} else {
@@ -3328,7 +3788,7 @@ static int hotkey_write(char *buf)
 	if (mutex_lock_killable(&hotkey_mutex))
 		return -ERESTARTSYS;
 
-	mask = hotkey_mask;
+	mask = hotkey_user_mask;
 
 	res = 0;
 	while ((cmd = next_cmd(&buf))) {
@@ -3338,7 +3798,8 @@ static int hotkey_write(char *buf)
 			hotkey_enabledisable_warn(0);
 			res = -EPERM;
 		} else if (strlencmp(cmd, "reset") == 0) {
-			mask = hotkey_orig_mask;
+			mask = (hotkey_all_mask | hotkey_source_mask)
+				& ~hotkey_reserved_mask;
 		} else if (sscanf(cmd, "0x%x", &mask) == 1) {
 			/* mask set */
 		} else if (sscanf(cmd, "%x", &mask) == 1) {
@@ -3349,12 +3810,11 @@ static int hotkey_write(char *buf)
 		}
 	}
 
-	if (!res)
+	if (!res) {
 		tpacpi_disclose_usertask("procfs hotkey",
 			"set mask to 0x%08x\n", mask);
-
-	if (!res && mask != hotkey_mask)
-		res = hotkey_mask_set(mask);
+		res = hotkey_user_mask_set(mask);
+	}
 
 errexit:
 	mutex_unlock(&hotkey_mutex);
@@ -5655,16 +6115,16 @@ static const struct tpacpi_quirk brightness_quirk_table[] __initconst = {
 	/* Models with ATI GPUs known to require ECNVRAM mode */
 	TPACPI_Q_IBM('1', 'Y', TPACPI_BRGHT_Q_EC),	/* T43/p ATI */
 
-	/* Models with ATI GPUs (waiting confirmation) */
-	TPACPI_Q_IBM('1', 'R', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
+	/* Models with ATI GPUs that can use ECNVRAM */
+	TPACPI_Q_IBM('1', 'R', TPACPI_BRGHT_Q_EC),
 	TPACPI_Q_IBM('1', 'Q', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
 	TPACPI_Q_IBM('7', '6', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
 	TPACPI_Q_IBM('7', '8', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_EC),
 
-	/* Models with Intel Extreme Graphics 2 (waiting confirmation) */
+	/* Models with Intel Extreme Graphics 2 */
+	TPACPI_Q_IBM('1', 'U', TPACPI_BRGHT_Q_NOEC),
 	TPACPI_Q_IBM('1', 'V', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_NOEC),
 	TPACPI_Q_IBM('1', 'W', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_NOEC),
-	TPACPI_Q_IBM('1', 'U', TPACPI_BRGHT_Q_ASK|TPACPI_BRGHT_Q_NOEC),
 
 	/* Models with Intel GMA900 */
 	TPACPI_Q_IBM('7', '0', TPACPI_BRGHT_Q_NOEC),	/* T43, R52 */
@@ -5767,8 +6227,10 @@ static int __init brightness_init(struct ibm_init_struct *iibm)
 					TPACPI_BACKLIGHT_DEV_NAME, NULL, NULL,
 					&ibm_backlight_data);
 	if (IS_ERR(ibm_backlight_device)) {
+		int rc = PTR_ERR(ibm_backlight_device);
+		ibm_backlight_device = NULL;
 		printk(TPACPI_ERR "Could not register backlight device\n");
-		return PTR_ERR(ibm_backlight_device);
+		return rc;
 	}
 	vdbg_printk(TPACPI_DBG_INIT | TPACPI_DBG_BRGHT,
 			"brightness is supported\n");
@@ -5863,7 +6325,7 @@ static int brightness_write(char *buf)
 	 * Doing it this way makes the syscall restartable in case of EINTR
 	 */
 	rc = brightness_set(level);
-	return (rc == -EINTR)? ERESTARTSYS : rc;
+	return (rc == -EINTR)? -ERESTARTSYS : rc;
 }
 
 static struct ibm_struct brightness_driver_data = {
@@ -7256,6 +7718,21 @@ static struct ibm_struct fan_driver_data = {
  ****************************************************************************
  ****************************************************************************/
 
+/*
+ * HKEY event callout for other subdrivers go here
+ * (yes, it is ugly, but it is quick, safe, and gets the job done
+ */
+static void tpacpi_driver_event(const unsigned int hkey_event)
+{
+}
+
+
+
+static void hotkey_driver_event(const unsigned int scancode)
+{
+	tpacpi_driver_event(TP_HKEY_EV_HOTKEY_BASE + scancode);
+}
+
 /* sysfs name ---------------------------------------------------------- */
 static ssize_t thinkpad_acpi_pdev_name_show(struct device *dev,
 			   struct device_attribute *attr,
@@ -7524,9 +8001,11 @@ static int __init probe_for_thinkpad(void)
 
 	/*
 	 * Non-ancient models have better DMI tagging, but very old models
-	 * don't.
+	 * don't.  tpacpi_is_fw_known() is a cheat to help in that case.
 	 */
-	is_thinkpad = (thinkpad_id.model_str != NULL);
+	is_thinkpad = (thinkpad_id.model_str != NULL) ||
+		      (thinkpad_id.ec_model != 0) ||
+		      tpacpi_is_fw_known();
 
 	/* ec is required because many other handles are relative to it */
 	TPACPI_ACPIHANDLE_INIT(ec);
@@ -7537,13 +8016,6 @@ static int __init probe_for_thinkpad(void)
 		return -ENODEV;
 	}
 
-	/*
-	 * Risks a regression on very old machines, but reduces potential
-	 * false positives a damn great deal
-	 */
-	if (!is_thinkpad)
-		is_thinkpad = (thinkpad_id.vendor == PCI_VENDOR_ID_IBM);
-
 	if (!is_thinkpad && !force_load)
 		return -ENODEV;
 
diff --git a/drivers/platform/x86/topstar-laptop.c b/drivers/platform/x86/topstar-laptop.c
new file mode 100644
index 000000000000..02f3d4e9e666
--- /dev/null
+++ b/drivers/platform/x86/topstar-laptop.c
@@ -0,0 +1,265 @@
+/*
+ * ACPI driver for Topstar notebooks (hotkeys support only)
+ *
+ * Copyright (c) 2009 Herton Ronaldo Krzesinski <herton@mandriva.com.br>
+ *
+ * Implementation inspired by existing x86 platform drivers, in special
+ * asus/eepc/fujitsu-laptop, thanks to their authors
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/acpi.h>
+#include <linux/input.h>
+
+#define ACPI_TOPSTAR_CLASS "topstar"
+
+struct topstar_hkey {
+	struct input_dev *inputdev;
+};
+
+struct tps_key_entry {
+	u8 code;
+	u16 keycode;
+};
+
+static struct tps_key_entry topstar_keymap[] = {
+	{ 0x80, KEY_BRIGHTNESSUP },
+	{ 0x81, KEY_BRIGHTNESSDOWN },
+	{ 0x83, KEY_VOLUMEUP },
+	{ 0x84, KEY_VOLUMEDOWN },
+	{ 0x85, KEY_MUTE },
+	{ 0x86, KEY_SWITCHVIDEOMODE },
+	{ 0x87, KEY_F13 }, /* touchpad enable/disable key */
+	{ 0x88, KEY_WLAN },
+	{ 0x8a, KEY_WWW },
+	{ 0x8b, KEY_MAIL },
+	{ 0x8c, KEY_MEDIA },
+	{ 0x96, KEY_F14 }, /* G key? */
+	{ }
+};
+
+static struct tps_key_entry *tps_get_key_by_scancode(int code)
+{
+	struct tps_key_entry *key;
+
+	for (key = topstar_keymap; key->code; key++)
+		if (code == key->code)
+			return key;
+
+	return NULL;
+}
+
+static struct tps_key_entry *tps_get_key_by_keycode(int code)
+{
+	struct tps_key_entry *key;
+
+	for (key = topstar_keymap; key->code; key++)
+		if (code == key->keycode)
+			return key;
+
+	return NULL;
+}
+
+static void acpi_topstar_notify(struct acpi_device *device, u32 event)
+{
+	struct tps_key_entry *key;
+	static bool dup_evnt[2];
+	bool *dup;
+	struct topstar_hkey *hkey = acpi_driver_data(device);
+
+	/* 0x83 and 0x84 key events comes duplicated... */
+	if (event == 0x83 || event == 0x84) {
+		dup = &dup_evnt[event - 0x83];
+		if (*dup) {
+			*dup = false;
+			return;
+		}
+		*dup = true;
+	}
+
+	/*
+	 * 'G key' generate two event codes, convert to only
+	 * one event/key code for now (3G switch?)
+	 */
+	if (event == 0x97)
+		event = 0x96;
+
+	key = tps_get_key_by_scancode(event);
+	if (key) {
+		input_report_key(hkey->inputdev, key->keycode, 1);
+		input_sync(hkey->inputdev);
+		input_report_key(hkey->inputdev, key->keycode, 0);
+		input_sync(hkey->inputdev);
+		return;
+	}
+
+	/* Known non hotkey events don't handled or that we don't care yet */
+	if (event == 0x8e || event == 0x8f || event == 0x90)
+		return;
+
+	pr_info("unknown event = 0x%02x\n", event);
+}
+
+static int acpi_topstar_fncx_switch(struct acpi_device *device, bool state)
+{
+	acpi_status status;
+	union acpi_object fncx_params[1] = {
+		{ .type = ACPI_TYPE_INTEGER }
+	};
+	struct acpi_object_list fncx_arg_list = { 1, &fncx_params[0] };
+
+	fncx_params[0].integer.value = state ? 0x86 : 0x87;
+	status = acpi_evaluate_object(device->handle, "FNCX", &fncx_arg_list, NULL);
+	if (ACPI_FAILURE(status)) {
+		pr_err("Unable to switch FNCX notifications\n");
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int topstar_getkeycode(struct input_dev *dev, int scancode, int *keycode)
+{
+	struct tps_key_entry *key = tps_get_key_by_scancode(scancode);
+
+	if (!key)
+		return -EINVAL;
+
+	*keycode = key->keycode;
+	return 0;
+}
+
+static int topstar_setkeycode(struct input_dev *dev, int scancode, int keycode)
+{
+	struct tps_key_entry *key;
+	int old_keycode;
+
+	if (keycode < 0 || keycode > KEY_MAX)
+		return -EINVAL;
+
+	key = tps_get_key_by_scancode(scancode);
+
+	if (!key)
+		return -EINVAL;
+
+	old_keycode = key->keycode;
+	key->keycode = keycode;
+	set_bit(keycode, dev->keybit);
+	if (!tps_get_key_by_keycode(old_keycode))
+		clear_bit(old_keycode, dev->keybit);
+	return 0;
+}
+
+static int acpi_topstar_init_hkey(struct topstar_hkey *hkey)
+{
+	struct tps_key_entry *key;
+
+	hkey->inputdev = input_allocate_device();
+	if (!hkey->inputdev) {
+		pr_err("Unable to allocate input device\n");
+		return -ENODEV;
+	}
+	hkey->inputdev->name = "Topstar Laptop extra buttons";
+	hkey->inputdev->phys = "topstar/input0";
+	hkey->inputdev->id.bustype = BUS_HOST;
+	hkey->inputdev->getkeycode = topstar_getkeycode;
+	hkey->inputdev->setkeycode = topstar_setkeycode;
+	for (key = topstar_keymap; key->code; key++) {
+		set_bit(EV_KEY, hkey->inputdev->evbit);
+		set_bit(key->keycode, hkey->inputdev->keybit);
+	}
+	if (input_register_device(hkey->inputdev)) {
+		pr_err("Unable to register input device\n");
+		input_free_device(hkey->inputdev);
+		return -ENODEV;
+	}
+
+	return 0;
+}
+
+static int acpi_topstar_add(struct acpi_device *device)
+{
+	struct topstar_hkey *tps_hkey;
+
+	tps_hkey = kzalloc(sizeof(struct topstar_hkey), GFP_KERNEL);
+	if (!tps_hkey)
+		return -ENOMEM;
+
+	strcpy(acpi_device_name(device), "Topstar TPSACPI");
+	strcpy(acpi_device_class(device), ACPI_TOPSTAR_CLASS);
+
+	if (acpi_topstar_fncx_switch(device, true))
+		goto add_err;
+
+	if (acpi_topstar_init_hkey(tps_hkey))
+		goto add_err;
+
+	device->driver_data = tps_hkey;
+	return 0;
+
+add_err:
+	kfree(tps_hkey);
+	return -ENODEV;
+}
+
+static int acpi_topstar_remove(struct acpi_device *device, int type)
+{
+	struct topstar_hkey *tps_hkey = acpi_driver_data(device);
+
+	acpi_topstar_fncx_switch(device, false);
+
+	input_unregister_device(tps_hkey->inputdev);
+	kfree(tps_hkey);
+
+	return 0;
+}
+
+static const struct acpi_device_id topstar_device_ids[] = {
+	{ "TPSACPI01", 0 },
+	{ "", 0 },
+};
+MODULE_DEVICE_TABLE(acpi, topstar_device_ids);
+
+static struct acpi_driver acpi_topstar_driver = {
+	.name = "Topstar laptop ACPI driver",
+	.class = ACPI_TOPSTAR_CLASS,
+	.ids = topstar_device_ids,
+	.ops = {
+		.add = acpi_topstar_add,
+		.remove = acpi_topstar_remove,
+		.notify = acpi_topstar_notify,
+	},
+};
+
+static int __init topstar_laptop_init(void)
+{
+	int ret;
+
+	ret = acpi_bus_register_driver(&acpi_topstar_driver);
+	if (ret < 0)
+		return ret;
+
+	printk(KERN_INFO "Topstar Laptop ACPI extras driver loaded\n");
+
+	return 0;
+}
+
+static void __exit topstar_laptop_exit(void)
+{
+	acpi_bus_unregister_driver(&acpi_topstar_driver);
+}
+
+module_init(topstar_laptop_init);
+module_exit(topstar_laptop_exit);
+
+MODULE_AUTHOR("Herton Ronaldo Krzesinski");
+MODULE_DESCRIPTION("Topstar Laptop ACPI Extras driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/platform/x86/wmi.c b/drivers/platform/x86/wmi.c
index f215a5919192..177f8d767df4 100644
--- a/drivers/platform/x86/wmi.c
+++ b/drivers/platform/x86/wmi.c
@@ -42,7 +42,6 @@ MODULE_LICENSE("GPL");
 
 #define ACPI_WMI_CLASS "wmi"
 
-#undef PREFIX
 #define PREFIX "ACPI: WMI: "
 
 static DEFINE_MUTEX(wmi_data_lock);
diff --git a/drivers/pnp/driver.c b/drivers/pnp/driver.c
index 527ee764c93f..cd11b113494f 100644
--- a/drivers/pnp/driver.c
+++ b/drivers/pnp/driver.c
@@ -135,6 +135,15 @@ static int pnp_device_remove(struct device *dev)
 	return 0;
 }
 
+static void pnp_device_shutdown(struct device *dev)
+{
+	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
+	struct pnp_driver *drv = pnp_dev->driver;
+
+	if (drv && drv->shutdown)
+		drv->shutdown(pnp_dev);
+}
+
 static int pnp_bus_match(struct device *dev, struct device_driver *drv)
 {
 	struct pnp_dev *pnp_dev = to_pnp_dev(dev);
@@ -203,6 +212,7 @@ struct bus_type pnp_bus_type = {
 	.match   = pnp_bus_match,
 	.probe   = pnp_device_probe,
 	.remove  = pnp_device_remove,
+	.shutdown = pnp_device_shutdown,
 	.suspend = pnp_bus_suspend,
 	.resume  = pnp_bus_resume,
 	.dev_attrs = pnp_interface_attrs,
diff --git a/drivers/pnp/pnpacpi/core.c b/drivers/pnp/pnpacpi/core.c
index 9496494f340e..83b8b5ac49c9 100644
--- a/drivers/pnp/pnpacpi/core.c
+++ b/drivers/pnp/pnpacpi/core.c
@@ -153,6 +153,7 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 	acpi_handle temp = NULL;
 	acpi_status status;
 	struct pnp_dev *dev;
+	struct acpi_hardware_id *id;
 
 	/*
 	 * If a PnPacpi device is not present , the device
@@ -193,15 +194,12 @@ static int __init pnpacpi_add_device(struct acpi_device *device)
 	if (dev->capabilities & PNP_CONFIGURABLE)
 		pnpacpi_parse_resource_option_data(dev);
 
-	if (device->flags.compatible_ids) {
-		struct acpi_compatible_id_list *cid_list = device->pnp.cid_list;
-		int i;
-
-		for (i = 0; i < cid_list->count; i++) {
-			if (!ispnpidacpi(cid_list->id[i].value))
-				continue;
-			pnp_add_id(dev, cid_list->id[i].value);
-		}
+	list_for_each_entry(id, &device->pnp.ids, list) {
+		if (!strcmp(id->id, acpi_device_hid(device)))
+			continue;
+		if (!ispnpidacpi(id->id))
+			continue;
+		pnp_add_id(dev, id->id);
 	}
 
 	/* clear out the damaged flags */
@@ -232,9 +230,8 @@ static int __init acpi_pnp_match(struct device *dev, void *_pnp)
 	struct pnp_dev *pnp = _pnp;
 
 	/* true means it matched */
-	return acpi->flags.hardware_id
-	    && !acpi_get_physical_device(acpi->handle)
-	    && compare_pnp_id(pnp->id, acpi->pnp.hardware_id);
+	return !acpi_get_physical_device(acpi->handle)
+	    && compare_pnp_id(pnp->id, acpi_device_hid(acpi));
 }
 
 static int __init acpi_pnp_find_device(struct device *dev, acpi_handle * handle)
diff --git a/drivers/power/Kconfig b/drivers/power/Kconfig
index bdbc4f73fcdc..cea6cef27e89 100644
--- a/drivers/power/Kconfig
+++ b/drivers/power/Kconfig
@@ -29,6 +29,13 @@ config APM_POWER
 	  Say Y here to enable support APM status emulation using
 	  battery class devices.
 
+config WM831X_POWER
+	tristate "WM831X PMU support"
+	depends on MFD_WM831X
+	help
+	  Say Y here to enable support for the power management unit
+	  provided by Wolfson Microelectronics WM831x PMICs.
+
 config WM8350_POWER
         tristate "WM8350 PMU support"
         depends on MFD_WM8350
diff --git a/drivers/power/Makefile b/drivers/power/Makefile
index 380d17c9ae29..b96f29d91c28 100644
--- a/drivers/power/Makefile
+++ b/drivers/power/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_POWER_SUPPLY)	+= power_supply.o
 
 obj-$(CONFIG_PDA_POWER)		+= pda_power.o
 obj-$(CONFIG_APM_POWER)		+= apm_power.o
+obj-$(CONFIG_WM831X_POWER)	+= wm831x_power.o
 obj-$(CONFIG_WM8350_POWER)	+= wm8350_power.o
 
 obj-$(CONFIG_BATTERY_DS2760)	+= ds2760_battery.o
diff --git a/drivers/power/ds2760_battery.c b/drivers/power/ds2760_battery.c
index 520b5c49ff30..6f1dba5a519d 100644
--- a/drivers/power/ds2760_battery.c
+++ b/drivers/power/ds2760_battery.c
@@ -56,6 +56,7 @@ struct ds2760_device_info {
 	struct device *w1_dev;
 	struct workqueue_struct *monitor_wqueue;
 	struct delayed_work monitor_work;
+	struct delayed_work set_charged_work;
 };
 
 static unsigned int cache_time = 1000;
@@ -66,6 +67,14 @@ static unsigned int pmod_enabled;
 module_param(pmod_enabled, bool, 0644);
 MODULE_PARM_DESC(pmod_enabled, "PMOD enable bit");
 
+static unsigned int rated_capacity;
+module_param(rated_capacity, uint, 0644);
+MODULE_PARM_DESC(rated_capacity, "rated battery capacity, 10*mAh or index");
+
+static unsigned int current_accum;
+module_param(current_accum, uint, 0644);
+MODULE_PARM_DESC(current_accum, "current accumulator value");
+
 /* Some batteries have their rated capacity stored a N * 10 mAh, while
  * others use an index into this table. */
 static int rated_capacities[] = {
@@ -168,8 +177,13 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di)
 	di->full_active_uAh = di->raw[DS2760_ACTIVE_FULL] << 8 |
 			      di->raw[DS2760_ACTIVE_FULL + 1];
 
-	scale[0] = di->raw[DS2760_ACTIVE_FULL] << 8 |
-		   di->raw[DS2760_ACTIVE_FULL + 1];
+	/* If the full_active_uAh value is not given, fall back to the rated
+	 * capacity. This is likely to happen when chips are not part of the
+	 * battery pack and is therefore not bootstrapped. */
+	if (di->full_active_uAh == 0)
+		di->full_active_uAh = di->rated_capacity / 1000L;
+
+	scale[0] = di->full_active_uAh;
 	for (i = 1; i < 5; i++)
 		scale[i] = scale[i - 1] + di->raw[DS2760_ACTIVE_FULL + 2 + i];
 
@@ -197,15 +211,31 @@ static int ds2760_battery_read_status(struct ds2760_device_info *di)
 	if (di->rem_capacity > 100)
 		di->rem_capacity = 100;
 
-	if (di->current_uA)
-		di->life_sec = -((di->accum_current_uAh - di->empty_uAh) *
-				 3600L) / di->current_uA;
+	if (di->current_uA >= 100L)
+		di->life_sec = -((di->accum_current_uAh - di->empty_uAh) * 36L)
+					/ (di->current_uA / 100L);
 	else
 		di->life_sec = 0;
 
 	return 0;
 }
 
+static void ds2760_battery_set_current_accum(struct ds2760_device_info *di,
+					     unsigned int acr_val)
+{
+	unsigned char acr[2];
+
+	/* acr is in units of 0.25 mAh */
+	acr_val *= 4L;
+	acr_val /= 1000;
+
+	acr[0] = acr_val >> 8;
+	acr[1] = acr_val & 0xff;
+
+	if (w1_ds2760_write(di->w1_dev, acr, DS2760_CURRENT_ACCUM_MSB, 2) < 2)
+		dev_warn(di->dev, "ACR write failed\n");
+}
+
 static void ds2760_battery_update_status(struct ds2760_device_info *di)
 {
 	int old_charge_status = di->charge_status;
@@ -237,21 +267,9 @@ static void ds2760_battery_update_status(struct ds2760_device_info *di)
 			if (di->full_counter < 2) {
 				di->charge_status = POWER_SUPPLY_STATUS_CHARGING;
 			} else {
-				unsigned char acr[2];
-				int acr_val;
-
-				/* acr is in units of 0.25 mAh */
-				acr_val = di->full_active_uAh * 4L / 1000;
-
-				acr[0] = acr_val >> 8;
-				acr[1] = acr_val & 0xff;
-
-				if (w1_ds2760_write(di->w1_dev, acr,
-				    DS2760_CURRENT_ACCUM_MSB, 2) < 2)
-					dev_warn(di->dev,
-						 "ACR reset failed\n");
-
 				di->charge_status = POWER_SUPPLY_STATUS_FULL;
+				ds2760_battery_set_current_accum(di,
+						di->full_active_uAh);
 			}
 		}
 	} else {
@@ -274,6 +292,17 @@ static void ds2760_battery_write_status(struct ds2760_device_info *di,
 	w1_ds2760_recall_eeprom(di->w1_dev, DS2760_EEPROM_BLOCK1);
 }
 
+static void ds2760_battery_write_rated_capacity(struct ds2760_device_info *di,
+						unsigned char rated_capacity)
+{
+	if (rated_capacity == di->raw[DS2760_RATED_CAPACITY])
+		return;
+
+	w1_ds2760_write(di->w1_dev, &rated_capacity, DS2760_RATED_CAPACITY, 1);
+	w1_ds2760_store_eeprom(di->w1_dev, DS2760_EEPROM_BLOCK1);
+	w1_ds2760_recall_eeprom(di->w1_dev, DS2760_EEPROM_BLOCK1);
+}
+
 static void ds2760_battery_work(struct work_struct *work)
 {
 	struct ds2760_device_info *di = container_of(work,
@@ -299,6 +328,52 @@ static void ds2760_battery_external_power_changed(struct power_supply *psy)
 	queue_delayed_work(di->monitor_wqueue, &di->monitor_work, HZ/10);
 }
 
+
+static void ds2760_battery_set_charged_work(struct work_struct *work)
+{
+	char bias;
+	struct ds2760_device_info *di = container_of(work,
+		struct ds2760_device_info, set_charged_work.work);
+
+	dev_dbg(di->dev, "%s\n", __func__);
+
+	ds2760_battery_read_status(di);
+
+	/* When we get notified by external circuitry that the battery is
+	 * considered fully charged now, we know that there is no current
+	 * flow any more. However, the ds2760's internal current meter is
+	 * too inaccurate to rely on - spec say something ~15% failure.
+	 * Hence, we use the current offset bias register to compensate
+	 * that error.
+	 */
+
+	if (!power_supply_am_i_supplied(&di->bat))
+		return;
+
+	bias = (signed char) di->current_raw +
+		(signed char) di->raw[DS2760_CURRENT_OFFSET_BIAS];
+
+	dev_dbg(di->dev, "%s: bias = %d\n", __func__, bias);
+
+	w1_ds2760_write(di->w1_dev, &bias, DS2760_CURRENT_OFFSET_BIAS, 1);
+	w1_ds2760_store_eeprom(di->w1_dev, DS2760_EEPROM_BLOCK1);
+	w1_ds2760_recall_eeprom(di->w1_dev, DS2760_EEPROM_BLOCK1);
+
+	/* Write to the di->raw[] buffer directly - the CURRENT_OFFSET_BIAS
+	 * value won't be read back by ds2760_battery_read_status() */
+	di->raw[DS2760_CURRENT_OFFSET_BIAS] = bias;
+}
+
+static void ds2760_battery_set_charged(struct power_supply *psy)
+{
+	struct ds2760_device_info *di = to_ds2760_device_info(psy);
+
+	/* postpone the actual work by 20 secs. This is for debouncing GPIO
+	 * signals and to let the current value settle. See AN4188. */
+	cancel_delayed_work(&di->set_charged_work);
+	queue_delayed_work(di->monitor_wqueue, &di->set_charged_work, HZ * 20);
+}
+
 static int ds2760_battery_get_property(struct power_supply *psy,
 				       enum power_supply_property psp,
 				       union power_supply_propval *val)
@@ -337,6 +412,12 @@ static int ds2760_battery_get_property(struct power_supply *psy,
 	case POWER_SUPPLY_PROP_TEMP:
 		val->intval = di->temp_C;
 		break;
+	case POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW:
+		val->intval = di->life_sec;
+		break;
+	case POWER_SUPPLY_PROP_CAPACITY:
+		val->intval = di->rem_capacity;
+		break;
 	default:
 		return -EINVAL;
 	}
@@ -353,6 +434,8 @@ static enum power_supply_property ds2760_battery_props[] = {
 	POWER_SUPPLY_PROP_CHARGE_EMPTY,
 	POWER_SUPPLY_PROP_CHARGE_NOW,
 	POWER_SUPPLY_PROP_TEMP,
+	POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
+	POWER_SUPPLY_PROP_CAPACITY,
 };
 
 static int ds2760_battery_probe(struct platform_device *pdev)
@@ -376,17 +459,12 @@ static int ds2760_battery_probe(struct platform_device *pdev)
 	di->bat.properties	= ds2760_battery_props;
 	di->bat.num_properties	= ARRAY_SIZE(ds2760_battery_props);
 	di->bat.get_property	= ds2760_battery_get_property;
+	di->bat.set_charged	= ds2760_battery_set_charged;
 	di->bat.external_power_changed =
 				  ds2760_battery_external_power_changed;
 
 	di->charge_status = POWER_SUPPLY_STATUS_UNKNOWN;
 
-	retval = power_supply_register(&pdev->dev, &di->bat);
-	if (retval) {
-		dev_err(di->dev, "failed to register battery\n");
-		goto batt_failed;
-	}
-
 	/* enable sleep mode feature */
 	ds2760_battery_read_status(di);
 	status = di->raw[DS2760_STATUS_REG];
@@ -397,7 +475,24 @@ static int ds2760_battery_probe(struct platform_device *pdev)
 
 	ds2760_battery_write_status(di, status);
 
+	/* set rated capacity from module param */
+	if (rated_capacity)
+		ds2760_battery_write_rated_capacity(di, rated_capacity);
+
+	/* set current accumulator if given as parameter.
+	 * this should only be done for bootstrapping the value */
+	if (current_accum)
+		ds2760_battery_set_current_accum(di, current_accum);
+
+	retval = power_supply_register(&pdev->dev, &di->bat);
+	if (retval) {
+		dev_err(di->dev, "failed to register battery\n");
+		goto batt_failed;
+	}
+
 	INIT_DELAYED_WORK(&di->monitor_work, ds2760_battery_work);
+	INIT_DELAYED_WORK(&di->set_charged_work,
+			  ds2760_battery_set_charged_work);
 	di->monitor_wqueue = create_singlethread_workqueue(dev_name(&pdev->dev));
 	if (!di->monitor_wqueue) {
 		retval = -ESRCH;
@@ -422,6 +517,8 @@ static int ds2760_battery_remove(struct platform_device *pdev)
 
 	cancel_rearming_delayed_workqueue(di->monitor_wqueue,
 					  &di->monitor_work);
+	cancel_rearming_delayed_workqueue(di->monitor_wqueue,
+					  &di->set_charged_work);
 	destroy_workqueue(di->monitor_wqueue);
 	power_supply_unregister(&di->bat);
 
diff --git a/drivers/power/olpc_battery.c b/drivers/power/olpc_battery.c
index 58e419299cd6..8fefe5a73558 100644
--- a/drivers/power/olpc_battery.c
+++ b/drivers/power/olpc_battery.c
@@ -10,7 +10,9 @@
 
 #include <linux/kernel.h>
 #include <linux/module.h>
+#include <linux/types.h>
 #include <linux/err.h>
+#include <linux/device.h>
 #include <linux/platform_device.h>
 #include <linux/power_supply.h>
 #include <linux/jiffies.h>
@@ -231,6 +233,14 @@ static int olpc_bat_get_property(struct power_supply *psy,
 		if (ret)
 			return ret;
 		break;
+	case POWER_SUPPLY_PROP_CHARGE_TYPE:
+		if (ec_byte & BAT_STAT_TRICKLE)
+			val->intval = POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
+		else if (ec_byte & BAT_STAT_CHARGING)
+			val->intval = POWER_SUPPLY_CHARGE_TYPE_FAST;
+		else
+			val->intval = POWER_SUPPLY_CHARGE_TYPE_NONE;
+		break;
 	case POWER_SUPPLY_PROP_PRESENT:
 		val->intval = !!(ec_byte & (BAT_STAT_PRESENT |
 					    BAT_STAT_TRICKLE));
@@ -276,6 +286,14 @@ static int olpc_bat_get_property(struct power_supply *psy,
 			return ret;
 		val->intval = ec_byte;
 		break;
+	case POWER_SUPPLY_PROP_CAPACITY_LEVEL:
+		if (ec_byte & BAT_STAT_FULL)
+			val->intval = POWER_SUPPLY_CAPACITY_LEVEL_FULL;
+		else if (ec_byte & BAT_STAT_LOW)
+			val->intval = POWER_SUPPLY_CAPACITY_LEVEL_LOW;
+		else
+			val->intval = POWER_SUPPLY_CAPACITY_LEVEL_NORMAL;
+		break;
 	case POWER_SUPPLY_PROP_TEMP:
 		ret = olpc_ec_cmd(EC_BAT_TEMP, NULL, 0, (void *)&ec_word, 2);
 		if (ret)
@@ -315,12 +333,14 @@ static int olpc_bat_get_property(struct power_supply *psy,
 
 static enum power_supply_property olpc_bat_props[] = {
 	POWER_SUPPLY_PROP_STATUS,
+	POWER_SUPPLY_PROP_CHARGE_TYPE,
 	POWER_SUPPLY_PROP_PRESENT,
 	POWER_SUPPLY_PROP_HEALTH,
 	POWER_SUPPLY_PROP_TECHNOLOGY,
 	POWER_SUPPLY_PROP_VOLTAGE_AVG,
 	POWER_SUPPLY_PROP_CURRENT_AVG,
 	POWER_SUPPLY_PROP_CAPACITY,
+	POWER_SUPPLY_PROP_CAPACITY_LEVEL,
 	POWER_SUPPLY_PROP_TEMP,
 	POWER_SUPPLY_PROP_TEMP_AMBIENT,
 	POWER_SUPPLY_PROP_MANUFACTURER,
@@ -370,6 +390,29 @@ static struct bin_attribute olpc_bat_eeprom = {
 	.read = olpc_bat_eeprom_read,
 };
 
+/* Allow userspace to see the specific error value pulled from the EC */
+
+static ssize_t olpc_bat_error_read(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	uint8_t ec_byte;
+	ssize_t ret;
+
+	ret = olpc_ec_cmd(EC_BAT_ERRCODE, NULL, 0, &ec_byte, 1);
+	if (ret < 0)
+		return ret;
+
+	return sprintf(buf, "%d\n", ec_byte);
+}
+
+static struct device_attribute olpc_bat_error = {
+	.attr = {
+		.name = "error",
+		.mode = S_IRUGO,
+	},
+	.show = olpc_bat_error_read,
+};
+
 /*********************************************************************
  *		Initialisation
  *********************************************************************/
@@ -433,8 +476,14 @@ static int __init olpc_bat_init(void)
 	if (ret)
 		goto eeprom_failed;
 
+	ret = device_create_file(olpc_bat.dev, &olpc_bat_error);
+	if (ret)
+		goto error_failed;
+
 	goto success;
 
+error_failed:
+	device_remove_bin_file(olpc_bat.dev, &olpc_bat_eeprom);
 eeprom_failed:
 	power_supply_unregister(&olpc_bat);
 battery_failed:
@@ -447,6 +496,7 @@ success:
 
 static void __exit olpc_bat_exit(void)
 {
+	device_remove_file(olpc_bat.dev, &olpc_bat_error);
 	device_remove_bin_file(olpc_bat.dev, &olpc_bat_eeprom);
 	power_supply_unregister(&olpc_bat);
 	power_supply_unregister(&olpc_ac);
diff --git a/drivers/power/power_supply_core.c b/drivers/power/power_supply_core.c
index 5520040449c4..cce75b40b435 100644
--- a/drivers/power/power_supply_core.c
+++ b/drivers/power/power_supply_core.c
@@ -18,7 +18,9 @@
 #include <linux/power_supply.h>
 #include "power_supply.h"
 
+/* exported for the APM Power driver, APM emulation */
 struct class *power_supply_class;
+EXPORT_SYMBOL_GPL(power_supply_class);
 
 static int __power_supply_changed_work(struct device *dev, void *data)
 {
@@ -55,6 +57,7 @@ void power_supply_changed(struct power_supply *psy)
 
 	schedule_work(&psy->changed_work);
 }
+EXPORT_SYMBOL_GPL(power_supply_changed);
 
 static int __power_supply_am_i_supplied(struct device *dev, void *data)
 {
@@ -86,6 +89,7 @@ int power_supply_am_i_supplied(struct power_supply *psy)
 
 	return error;
 }
+EXPORT_SYMBOL_GPL(power_supply_am_i_supplied);
 
 static int __power_supply_is_system_supplied(struct device *dev, void *data)
 {
@@ -110,6 +114,35 @@ int power_supply_is_system_supplied(void)
 
 	return error;
 }
+EXPORT_SYMBOL_GPL(power_supply_is_system_supplied);
+
+int power_supply_set_battery_charged(struct power_supply *psy)
+{
+	if (psy->type == POWER_SUPPLY_TYPE_BATTERY && psy->set_charged) {
+		psy->set_charged(psy);
+		return 0;
+	}
+
+	return -EINVAL;
+}
+EXPORT_SYMBOL_GPL(power_supply_set_battery_charged);
+
+static int power_supply_match_device_by_name(struct device *dev, void *data)
+{
+	const char *name = data;
+	struct power_supply *psy = dev_get_drvdata(dev);
+
+	return strcmp(psy->name, name) == 0;
+}
+
+struct power_supply *power_supply_get_by_name(char *name)
+{
+	struct device *dev = class_find_device(power_supply_class, NULL, name,
+					power_supply_match_device_by_name);
+
+	return dev ? dev_get_drvdata(dev) : NULL;
+}
+EXPORT_SYMBOL_GPL(power_supply_get_by_name);
 
 int power_supply_register(struct device *parent, struct power_supply *psy)
 {
@@ -144,6 +177,7 @@ dev_create_failed:
 success:
 	return rc;
 }
+EXPORT_SYMBOL_GPL(power_supply_register);
 
 void power_supply_unregister(struct power_supply *psy)
 {
@@ -152,6 +186,7 @@ void power_supply_unregister(struct power_supply *psy)
 	power_supply_remove_attrs(psy);
 	device_unregister(psy->dev);
 }
+EXPORT_SYMBOL_GPL(power_supply_unregister);
 
 static int __init power_supply_class_init(void)
 {
@@ -170,15 +205,6 @@ static void __exit power_supply_class_exit(void)
 	class_destroy(power_supply_class);
 }
 
-EXPORT_SYMBOL_GPL(power_supply_changed);
-EXPORT_SYMBOL_GPL(power_supply_am_i_supplied);
-EXPORT_SYMBOL_GPL(power_supply_is_system_supplied);
-EXPORT_SYMBOL_GPL(power_supply_register);
-EXPORT_SYMBOL_GPL(power_supply_unregister);
-
-/* exported for the APM Power driver, APM emulation */
-EXPORT_SYMBOL_GPL(power_supply_class);
-
 subsys_initcall(power_supply_class_init);
 module_exit(power_supply_class_exit);
 
diff --git a/drivers/power/power_supply_sysfs.c b/drivers/power/power_supply_sysfs.c
index da73591017f9..08144393d64b 100644
--- a/drivers/power/power_supply_sysfs.c
+++ b/drivers/power/power_supply_sysfs.c
@@ -43,6 +43,9 @@ static ssize_t power_supply_show_property(struct device *dev,
 	static char *status_text[] = {
 		"Unknown", "Charging", "Discharging", "Not charging", "Full"
 	};
+	static char *charge_type[] = {
+		"Unknown", "N/A", "Trickle", "Fast"
+	};
 	static char *health_text[] = {
 		"Unknown", "Good", "Overheat", "Dead", "Over voltage",
 		"Unspecified failure", "Cold",
@@ -51,6 +54,9 @@ static ssize_t power_supply_show_property(struct device *dev,
 		"Unknown", "NiMH", "Li-ion", "Li-poly", "LiFe", "NiCd",
 		"LiMn"
 	};
+	static char *capacity_level_text[] = {
+		"Unknown", "Critical", "Low", "Normal", "High", "Full"
+	};
 	ssize_t ret;
 	struct power_supply *psy = dev_get_drvdata(dev);
 	const ptrdiff_t off = attr - power_supply_attrs;
@@ -67,10 +73,14 @@ static ssize_t power_supply_show_property(struct device *dev,
 
 	if (off == POWER_SUPPLY_PROP_STATUS)
 		return sprintf(buf, "%s\n", status_text[value.intval]);
+	else if (off == POWER_SUPPLY_PROP_CHARGE_TYPE)
+		return sprintf(buf, "%s\n", charge_type[value.intval]);
 	else if (off == POWER_SUPPLY_PROP_HEALTH)
 		return sprintf(buf, "%s\n", health_text[value.intval]);
 	else if (off == POWER_SUPPLY_PROP_TECHNOLOGY)
 		return sprintf(buf, "%s\n", technology_text[value.intval]);
+	else if (off == POWER_SUPPLY_PROP_CAPACITY_LEVEL)
+		return sprintf(buf, "%s\n", capacity_level_text[value.intval]);
 	else if (off >= POWER_SUPPLY_PROP_MODEL_NAME)
 		return sprintf(buf, "%s\n", value.strval);
 
@@ -81,6 +91,7 @@ static ssize_t power_supply_show_property(struct device *dev,
 static struct device_attribute power_supply_attrs[] = {
 	/* Properties of type `int' */
 	POWER_SUPPLY_ATTR(status),
+	POWER_SUPPLY_ATTR(charge_type),
 	POWER_SUPPLY_ATTR(health),
 	POWER_SUPPLY_ATTR(present),
 	POWER_SUPPLY_ATTR(online),
@@ -109,6 +120,7 @@ static struct device_attribute power_supply_attrs[] = {
 	POWER_SUPPLY_ATTR(energy_now),
 	POWER_SUPPLY_ATTR(energy_avg),
 	POWER_SUPPLY_ATTR(capacity),
+	POWER_SUPPLY_ATTR(capacity_level),
 	POWER_SUPPLY_ATTR(temp),
 	POWER_SUPPLY_ATTR(temp_ambient),
 	POWER_SUPPLY_ATTR(time_to_empty_now),
diff --git a/drivers/power/wm831x_power.c b/drivers/power/wm831x_power.c
new file mode 100644
index 000000000000..2a4c8b0b829c
--- /dev/null
+++ b/drivers/power/wm831x_power.c
@@ -0,0 +1,779 @@
+/*
+ * PMU driver for Wolfson Microelectronics wm831x PMICs
+ *
+ * Copyright 2009 Wolfson Microelectronics PLC.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/module.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/power_supply.h>
+
+#include <linux/mfd/wm831x/core.h>
+#include <linux/mfd/wm831x/auxadc.h>
+#include <linux/mfd/wm831x/pmu.h>
+#include <linux/mfd/wm831x/pdata.h>
+
+struct wm831x_power {
+	struct wm831x *wm831x;
+	struct power_supply wall;
+	struct power_supply backup;
+	struct power_supply usb;
+	struct power_supply battery;
+};
+
+static int wm831x_power_check_online(struct wm831x *wm831x, int supply,
+				     union power_supply_propval *val)
+{
+	int ret;
+
+	ret = wm831x_reg_read(wm831x, WM831X_SYSTEM_STATUS);
+	if (ret < 0)
+		return ret;
+
+	if (ret & supply)
+		val->intval = 1;
+	else
+		val->intval = 0;
+
+	return 0;
+}
+
+static int wm831x_power_read_voltage(struct wm831x *wm831x,
+				     enum wm831x_auxadc src,
+				     union power_supply_propval *val)
+{
+	int ret;
+
+	ret = wm831x_auxadc_read_uv(wm831x, src);
+	if (ret >= 0)
+		val->intval = ret;
+
+	return ret;
+}
+
+/*********************************************************************
+ *		WALL Power
+ *********************************************************************/
+static int wm831x_wall_get_prop(struct power_supply *psy,
+				enum power_supply_property psp,
+				union power_supply_propval *val)
+{
+	struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+	struct wm831x *wm831x = wm831x_power->wm831x;
+	int ret = 0;
+
+	switch (psp) {
+	case POWER_SUPPLY_PROP_ONLINE:
+		ret = wm831x_power_check_online(wm831x, WM831X_PWR_WALL, val);
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+		ret = wm831x_power_read_voltage(wm831x, WM831X_AUX_WALL, val);
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static enum power_supply_property wm831x_wall_props[] = {
+	POWER_SUPPLY_PROP_ONLINE,
+	POWER_SUPPLY_PROP_VOLTAGE_NOW,
+};
+
+/*********************************************************************
+ *		USB Power
+ *********************************************************************/
+static int wm831x_usb_get_prop(struct power_supply *psy,
+			       enum power_supply_property psp,
+			       union power_supply_propval *val)
+{
+	struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+	struct wm831x *wm831x = wm831x_power->wm831x;
+	int ret = 0;
+
+	switch (psp) {
+	case POWER_SUPPLY_PROP_ONLINE:
+		ret = wm831x_power_check_online(wm831x, WM831X_PWR_USB, val);
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+		ret = wm831x_power_read_voltage(wm831x, WM831X_AUX_USB, val);
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static enum power_supply_property wm831x_usb_props[] = {
+	POWER_SUPPLY_PROP_ONLINE,
+	POWER_SUPPLY_PROP_VOLTAGE_NOW,
+};
+
+/*********************************************************************
+ *		Battery properties
+ *********************************************************************/
+
+struct chg_map {
+	int val;
+	int reg_val;
+};
+
+static struct chg_map trickle_ilims[] = {
+	{  50, 0 << WM831X_CHG_TRKL_ILIM_SHIFT },
+	{ 100, 1 << WM831X_CHG_TRKL_ILIM_SHIFT },
+	{ 150, 2 << WM831X_CHG_TRKL_ILIM_SHIFT },
+	{ 200, 3 << WM831X_CHG_TRKL_ILIM_SHIFT },
+};
+
+static struct chg_map vsels[] = {
+	{ 4050, 0 << WM831X_CHG_VSEL_SHIFT },
+	{ 4100, 1 << WM831X_CHG_VSEL_SHIFT },
+	{ 4150, 2 << WM831X_CHG_VSEL_SHIFT },
+	{ 4200, 3 << WM831X_CHG_VSEL_SHIFT },
+};
+
+static struct chg_map fast_ilims[] = {
+	{    0,  0 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{   50,  1 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  100,  2 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  150,  3 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  200,  4 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  250,  5 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  300,  6 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  350,  7 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  400,  8 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  450,  9 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  500, 10 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  600, 11 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  700, 12 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  800, 13 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{  900, 14 << WM831X_CHG_FAST_ILIM_SHIFT },
+	{ 1000, 15 << WM831X_CHG_FAST_ILIM_SHIFT },
+};
+
+static struct chg_map eoc_iterms[] = {
+	{ 20, 0 << WM831X_CHG_ITERM_SHIFT },
+	{ 30, 1 << WM831X_CHG_ITERM_SHIFT },
+	{ 40, 2 << WM831X_CHG_ITERM_SHIFT },
+	{ 50, 3 << WM831X_CHG_ITERM_SHIFT },
+	{ 60, 4 << WM831X_CHG_ITERM_SHIFT },
+	{ 70, 5 << WM831X_CHG_ITERM_SHIFT },
+	{ 80, 6 << WM831X_CHG_ITERM_SHIFT },
+	{ 90, 7 << WM831X_CHG_ITERM_SHIFT },
+};
+
+static struct chg_map chg_times[] = {
+	{  60,  0 << WM831X_CHG_TIME_SHIFT },
+	{  90,  1 << WM831X_CHG_TIME_SHIFT },
+	{ 120,  2 << WM831X_CHG_TIME_SHIFT },
+	{ 150,  3 << WM831X_CHG_TIME_SHIFT },
+	{ 180,  4 << WM831X_CHG_TIME_SHIFT },
+	{ 210,  5 << WM831X_CHG_TIME_SHIFT },
+	{ 240,  6 << WM831X_CHG_TIME_SHIFT },
+	{ 270,  7 << WM831X_CHG_TIME_SHIFT },
+	{ 300,  8 << WM831X_CHG_TIME_SHIFT },
+	{ 330,  9 << WM831X_CHG_TIME_SHIFT },
+	{ 360, 10 << WM831X_CHG_TIME_SHIFT },
+	{ 390, 11 << WM831X_CHG_TIME_SHIFT },
+	{ 420, 12 << WM831X_CHG_TIME_SHIFT },
+	{ 450, 13 << WM831X_CHG_TIME_SHIFT },
+	{ 480, 14 << WM831X_CHG_TIME_SHIFT },
+	{ 510, 15 << WM831X_CHG_TIME_SHIFT },
+};
+
+static void wm831x_battey_apply_config(struct wm831x *wm831x,
+				       struct chg_map *map, int count, int val,
+				       int *reg, const char *name,
+				       const char *units)
+{
+	int i;
+
+	for (i = 0; i < count; i++)
+		if (val == map[i].val)
+			break;
+	if (i == count) {
+		dev_err(wm831x->dev, "Invalid %s %d%s\n",
+			name, val, units);
+	} else {
+		*reg |= map[i].reg_val;
+		dev_dbg(wm831x->dev, "Set %s of %d%s\n", name, val, units);
+	}
+}
+
+static void wm831x_config_battery(struct wm831x *wm831x)
+{
+	struct wm831x_pdata *wm831x_pdata = wm831x->dev->platform_data;
+	struct wm831x_battery_pdata *pdata;
+	int ret, reg1, reg2;
+
+	if (!wm831x_pdata || !wm831x_pdata->battery) {
+		dev_warn(wm831x->dev,
+			 "No battery charger configuration\n");
+		return;
+	}
+
+	pdata = wm831x_pdata->battery;
+
+	reg1 = 0;
+	reg2 = 0;
+
+	if (!pdata->enable) {
+		dev_info(wm831x->dev, "Battery charger disabled\n");
+		return;
+	}
+
+	reg1 |= WM831X_CHG_ENA;
+	if (pdata->off_mask)
+		reg2 |= WM831X_CHG_OFF_MSK;
+	if (pdata->fast_enable)
+		reg1 |= WM831X_CHG_FAST;
+
+	wm831x_battey_apply_config(wm831x, trickle_ilims,
+				   ARRAY_SIZE(trickle_ilims),
+				   pdata->trickle_ilim, &reg2,
+				   "trickle charge current limit", "mA");
+
+	wm831x_battey_apply_config(wm831x, vsels, ARRAY_SIZE(vsels),
+				   pdata->vsel, &reg2,
+				   "target voltage", "mV");
+
+	wm831x_battey_apply_config(wm831x, fast_ilims, ARRAY_SIZE(fast_ilims),
+				   pdata->fast_ilim, &reg2,
+				   "fast charge current limit", "mA");
+
+	wm831x_battey_apply_config(wm831x, eoc_iterms, ARRAY_SIZE(eoc_iterms),
+				   pdata->eoc_iterm, &reg1,
+				   "end of charge current threshold", "mA");
+
+	wm831x_battey_apply_config(wm831x, chg_times, ARRAY_SIZE(chg_times),
+				   pdata->timeout, &reg2,
+				   "charger timeout", "min");
+
+	ret = wm831x_reg_unlock(wm831x);
+	if (ret != 0) {
+		dev_err(wm831x->dev, "Failed to unlock registers: %d\n", ret);
+		return;
+	}
+
+	ret = wm831x_set_bits(wm831x, WM831X_CHARGER_CONTROL_1,
+			      WM831X_CHG_ENA_MASK |
+			      WM831X_CHG_FAST_MASK |
+			      WM831X_CHG_ITERM_MASK |
+			      WM831X_CHG_ITERM_MASK,
+			      reg1);
+	if (ret != 0)
+		dev_err(wm831x->dev, "Failed to set charger control 1: %d\n",
+			ret);
+
+	ret = wm831x_set_bits(wm831x, WM831X_CHARGER_CONTROL_2,
+			      WM831X_CHG_OFF_MSK |
+			      WM831X_CHG_TIME_MASK |
+			      WM831X_CHG_FAST_ILIM_MASK |
+			      WM831X_CHG_TRKL_ILIM_MASK |
+			      WM831X_CHG_VSEL_MASK,
+			      reg2);
+	if (ret != 0)
+		dev_err(wm831x->dev, "Failed to set charger control 2: %d\n",
+			ret);
+
+	wm831x_reg_lock(wm831x);
+}
+
+static int wm831x_bat_check_status(struct wm831x *wm831x, int *status)
+{
+	int ret;
+
+	ret = wm831x_reg_read(wm831x, WM831X_SYSTEM_STATUS);
+	if (ret < 0)
+		return ret;
+
+	if (ret & WM831X_PWR_SRC_BATT) {
+		*status = POWER_SUPPLY_STATUS_DISCHARGING;
+		return 0;
+	}
+
+	ret = wm831x_reg_read(wm831x, WM831X_CHARGER_STATUS);
+	if (ret < 0)
+		return ret;
+
+	switch (ret & WM831X_CHG_STATE_MASK) {
+	case WM831X_CHG_STATE_OFF:
+		*status = POWER_SUPPLY_STATUS_NOT_CHARGING;
+		break;
+	case WM831X_CHG_STATE_TRICKLE:
+	case WM831X_CHG_STATE_FAST:
+		*status = POWER_SUPPLY_STATUS_CHARGING;
+		break;
+
+	default:
+		*status = POWER_SUPPLY_STATUS_UNKNOWN;
+		break;
+	}
+
+	return 0;
+}
+
+static int wm831x_bat_check_type(struct wm831x *wm831x, int *type)
+{
+	int ret;
+
+	ret = wm831x_reg_read(wm831x, WM831X_CHARGER_STATUS);
+	if (ret < 0)
+		return ret;
+
+	switch (ret & WM831X_CHG_STATE_MASK) {
+	case WM831X_CHG_STATE_TRICKLE:
+	case WM831X_CHG_STATE_TRICKLE_OT:
+		*type = POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
+		break;
+	case WM831X_CHG_STATE_FAST:
+	case WM831X_CHG_STATE_FAST_OT:
+		*type = POWER_SUPPLY_CHARGE_TYPE_FAST;
+		break;
+	default:
+		*type = POWER_SUPPLY_CHARGE_TYPE_NONE;
+		break;
+	}
+
+	return 0;
+}
+
+static int wm831x_bat_check_health(struct wm831x *wm831x, int *health)
+{
+	int ret;
+
+	ret = wm831x_reg_read(wm831x, WM831X_CHARGER_STATUS);
+	if (ret < 0)
+		return ret;
+
+	if (ret & WM831X_BATT_HOT_STS) {
+		*health = POWER_SUPPLY_HEALTH_OVERHEAT;
+		return 0;
+	}
+
+	if (ret & WM831X_BATT_COLD_STS) {
+		*health = POWER_SUPPLY_HEALTH_COLD;
+		return 0;
+	}
+
+	if (ret & WM831X_BATT_OV_STS) {
+		*health = POWER_SUPPLY_HEALTH_OVERVOLTAGE;
+		return 0;
+	}
+
+	switch (ret & WM831X_CHG_STATE_MASK) {
+	case WM831X_CHG_STATE_TRICKLE_OT:
+	case WM831X_CHG_STATE_FAST_OT:
+		*health = POWER_SUPPLY_HEALTH_OVERHEAT;
+		break;
+	case WM831X_CHG_STATE_DEFECTIVE:
+		*health = POWER_SUPPLY_HEALTH_UNSPEC_FAILURE;
+		break;
+	default:
+		*health = POWER_SUPPLY_HEALTH_GOOD;
+		break;
+	}
+
+	return 0;
+}
+
+static int wm831x_bat_get_prop(struct power_supply *psy,
+			       enum power_supply_property psp,
+			       union power_supply_propval *val)
+{
+	struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+	struct wm831x *wm831x = wm831x_power->wm831x;
+	int ret = 0;
+
+	switch (psp) {
+	case POWER_SUPPLY_PROP_STATUS:
+		ret = wm831x_bat_check_status(wm831x, &val->intval);
+		break;
+	case POWER_SUPPLY_PROP_ONLINE:
+		ret = wm831x_power_check_online(wm831x, WM831X_PWR_SRC_BATT,
+						val);
+		break;
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+		ret = wm831x_power_read_voltage(wm831x, WM831X_AUX_BATT, val);
+		break;
+	case POWER_SUPPLY_PROP_HEALTH:
+		ret = wm831x_bat_check_health(wm831x, &val->intval);
+		break;
+	case POWER_SUPPLY_PROP_CHARGE_TYPE:
+		ret = wm831x_bat_check_type(wm831x, &val->intval);
+		break;
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static enum power_supply_property wm831x_bat_props[] = {
+	POWER_SUPPLY_PROP_STATUS,
+	POWER_SUPPLY_PROP_ONLINE,
+	POWER_SUPPLY_PROP_VOLTAGE_NOW,
+	POWER_SUPPLY_PROP_HEALTH,
+	POWER_SUPPLY_PROP_CHARGE_TYPE,
+};
+
+static const char *wm831x_bat_irqs[] = {
+	"BATT HOT",
+	"BATT COLD",
+	"BATT FAIL",
+	"OV",
+	"END",
+	"TO",
+	"MODE",
+	"START",
+};
+
+static irqreturn_t wm831x_bat_irq(int irq, void *data)
+{
+	struct wm831x_power *wm831x_power = data;
+	struct wm831x *wm831x = wm831x_power->wm831x;
+
+	dev_dbg(wm831x->dev, "Battery status changed: %d\n", irq);
+
+	/* The battery charger is autonomous so we don't need to do
+	 * anything except kick user space */
+	power_supply_changed(&wm831x_power->battery);
+
+	return IRQ_HANDLED;
+}
+
+
+/*********************************************************************
+ *		Backup supply properties
+ *********************************************************************/
+
+static void wm831x_config_backup(struct wm831x *wm831x)
+{
+	struct wm831x_pdata *wm831x_pdata = wm831x->dev->platform_data;
+	struct wm831x_backup_pdata *pdata;
+	int ret, reg;
+
+	if (!wm831x_pdata || !wm831x_pdata->backup) {
+		dev_warn(wm831x->dev,
+			 "No backup battery charger configuration\n");
+		return;
+	}
+
+	pdata = wm831x_pdata->backup;
+
+	reg = 0;
+
+	if (pdata->charger_enable)
+		reg |= WM831X_BKUP_CHG_ENA | WM831X_BKUP_BATT_DET_ENA;
+	if (pdata->no_constant_voltage)
+		reg |= WM831X_BKUP_CHG_MODE;
+
+	switch (pdata->vlim) {
+	case 2500:
+		break;
+	case 3100:
+		reg |= WM831X_BKUP_CHG_VLIM;
+		break;
+	default:
+		dev_err(wm831x->dev, "Invalid backup voltage limit %dmV\n",
+			pdata->vlim);
+	}
+
+	switch (pdata->ilim) {
+	case 100:
+		break;
+	case 200:
+		reg |= 1;
+		break;
+	case 300:
+		reg |= 2;
+		break;
+	case 400:
+		reg |= 3;
+		break;
+	default:
+		dev_err(wm831x->dev, "Invalid backup current limit %duA\n",
+			pdata->ilim);
+	}
+
+	ret = wm831x_reg_unlock(wm831x);
+	if (ret != 0) {
+		dev_err(wm831x->dev, "Failed to unlock registers: %d\n", ret);
+		return;
+	}
+
+	ret = wm831x_set_bits(wm831x, WM831X_BACKUP_CHARGER_CONTROL,
+			      WM831X_BKUP_CHG_ENA_MASK |
+			      WM831X_BKUP_CHG_MODE_MASK |
+			      WM831X_BKUP_BATT_DET_ENA_MASK |
+			      WM831X_BKUP_CHG_VLIM_MASK |
+			      WM831X_BKUP_CHG_ILIM_MASK,
+			      reg);
+	if (ret != 0)
+		dev_err(wm831x->dev,
+			"Failed to set backup charger config: %d\n", ret);
+
+	wm831x_reg_lock(wm831x);
+}
+
+static int wm831x_backup_get_prop(struct power_supply *psy,
+				  enum power_supply_property psp,
+				  union power_supply_propval *val)
+{
+	struct wm831x_power *wm831x_power = dev_get_drvdata(psy->dev->parent);
+	struct wm831x *wm831x = wm831x_power->wm831x;
+	int ret = 0;
+
+	ret = wm831x_reg_read(wm831x, WM831X_BACKUP_CHARGER_CONTROL);
+	if (ret < 0)
+		return ret;
+
+	switch (psp) {
+	case POWER_SUPPLY_PROP_STATUS:
+		if (ret & WM831X_BKUP_CHG_STS)
+			val->intval = POWER_SUPPLY_STATUS_CHARGING;
+		else
+			val->intval = POWER_SUPPLY_STATUS_NOT_CHARGING;
+		break;
+
+	case POWER_SUPPLY_PROP_VOLTAGE_NOW:
+		ret = wm831x_power_read_voltage(wm831x, WM831X_AUX_BKUP_BATT,
+						val);
+		break;
+
+	case POWER_SUPPLY_PROP_PRESENT:
+		if (ret & WM831X_BKUP_CHG_STS)
+			val->intval = 1;
+		else
+			val->intval = 0;
+		break;
+
+	default:
+		ret = -EINVAL;
+		break;
+	}
+
+	return ret;
+}
+
+static enum power_supply_property wm831x_backup_props[] = {
+	POWER_SUPPLY_PROP_STATUS,
+	POWER_SUPPLY_PROP_VOLTAGE_NOW,
+	POWER_SUPPLY_PROP_PRESENT,
+};
+
+/*********************************************************************
+ *		Initialisation
+ *********************************************************************/
+
+static irqreturn_t wm831x_syslo_irq(int irq, void *data)
+{
+	struct wm831x_power *wm831x_power = data;
+	struct wm831x *wm831x = wm831x_power->wm831x;
+
+	/* Not much we can actually *do* but tell people for
+	 * posterity, we're probably about to run out of power. */
+	dev_crit(wm831x->dev, "SYSVDD under voltage\n");
+
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t wm831x_pwr_src_irq(int irq, void *data)
+{
+	struct wm831x_power *wm831x_power = data;
+	struct wm831x *wm831x = wm831x_power->wm831x;
+
+	dev_dbg(wm831x->dev, "Power source changed\n");
+
+	/* Just notify for everything - little harm in overnotifying.
+	 * The backup battery is not a power source while the system
+	 * is running so skip that.
+	 */
+	power_supply_changed(&wm831x_power->battery);
+	power_supply_changed(&wm831x_power->usb);
+	power_supply_changed(&wm831x_power->wall);
+
+	return IRQ_HANDLED;
+}
+
+static __devinit int wm831x_power_probe(struct platform_device *pdev)
+{
+	struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
+	struct wm831x_power *power;
+	struct power_supply *usb;
+	struct power_supply *battery;
+	struct power_supply *wall;
+	struct power_supply *backup;
+	int ret, irq, i;
+
+	power = kzalloc(sizeof(struct wm831x_power), GFP_KERNEL);
+	if (power == NULL)
+		return -ENOMEM;
+
+	power->wm831x = wm831x;
+	platform_set_drvdata(pdev, power);
+
+	usb = &power->usb;
+	battery = &power->battery;
+	wall = &power->wall;
+	backup = &power->backup;
+
+	/* We ignore configuration failures since we can still read back
+	 * the status without enabling either of the chargers.
+	 */
+	wm831x_config_battery(wm831x);
+	wm831x_config_backup(wm831x);
+
+	wall->name = "wm831x-wall";
+	wall->type = POWER_SUPPLY_TYPE_MAINS;
+	wall->properties = wm831x_wall_props;
+	wall->num_properties = ARRAY_SIZE(wm831x_wall_props);
+	wall->get_property = wm831x_wall_get_prop;
+	ret = power_supply_register(&pdev->dev, wall);
+	if (ret)
+		goto err_kmalloc;
+
+	battery->name = "wm831x-battery";
+	battery->properties = wm831x_bat_props;
+	battery->num_properties = ARRAY_SIZE(wm831x_bat_props);
+	battery->get_property = wm831x_bat_get_prop;
+	battery->use_for_apm = 1;
+	ret = power_supply_register(&pdev->dev, battery);
+	if (ret)
+		goto err_wall;
+
+	usb->name = "wm831x-usb",
+	usb->type = POWER_SUPPLY_TYPE_USB;
+	usb->properties = wm831x_usb_props;
+	usb->num_properties = ARRAY_SIZE(wm831x_usb_props);
+	usb->get_property = wm831x_usb_get_prop;
+	ret = power_supply_register(&pdev->dev, usb);
+	if (ret)
+		goto err_battery;
+
+	backup->name = "wm831x-backup";
+	backup->type = POWER_SUPPLY_TYPE_BATTERY;
+	backup->properties = wm831x_backup_props;
+	backup->num_properties = ARRAY_SIZE(wm831x_backup_props);
+	backup->get_property = wm831x_backup_get_prop;
+	ret = power_supply_register(&pdev->dev, backup);
+	if (ret)
+		goto err_usb;
+
+	irq = platform_get_irq_byname(pdev, "SYSLO");
+	ret = wm831x_request_irq(wm831x, irq, wm831x_syslo_irq,
+				 IRQF_TRIGGER_RISING, "SYSLO",
+				 power);
+	if (ret != 0) {
+		dev_err(&pdev->dev, "Failed to request SYSLO IRQ %d: %d\n",
+			irq, ret);
+		goto err_backup;
+	}
+
+	irq = platform_get_irq_byname(pdev, "PWR SRC");
+	ret = wm831x_request_irq(wm831x, irq, wm831x_pwr_src_irq,
+				 IRQF_TRIGGER_RISING, "Power source",
+				 power);
+	if (ret != 0) {
+		dev_err(&pdev->dev, "Failed to request PWR SRC IRQ %d: %d\n",
+			irq, ret);
+		goto err_syslo;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(wm831x_bat_irqs); i++) {
+		irq = platform_get_irq_byname(pdev, wm831x_bat_irqs[i]);
+		ret = wm831x_request_irq(wm831x, irq, wm831x_bat_irq,
+					 IRQF_TRIGGER_RISING,
+					 wm831x_bat_irqs[i],
+					 power);
+		if (ret != 0) {
+			dev_err(&pdev->dev,
+				"Failed to request %s IRQ %d: %d\n",
+				wm831x_bat_irqs[i], irq, ret);
+			goto err_bat_irq;
+		}
+	}
+
+	return ret;
+
+err_bat_irq:
+	for (; i >= 0; i--) {
+		irq = platform_get_irq_byname(pdev, wm831x_bat_irqs[i]);
+		wm831x_free_irq(wm831x, irq, power);
+	}
+	irq = platform_get_irq_byname(pdev, "PWR SRC");
+	wm831x_free_irq(wm831x, irq, power);
+err_syslo:
+	irq = platform_get_irq_byname(pdev, "SYSLO");
+	wm831x_free_irq(wm831x, irq, power);
+err_backup:
+	power_supply_unregister(backup);
+err_usb:
+	power_supply_unregister(usb);
+err_battery:
+	power_supply_unregister(battery);
+err_wall:
+	power_supply_unregister(wall);
+err_kmalloc:
+	kfree(power);
+	return ret;
+}
+
+static __devexit int wm831x_power_remove(struct platform_device *pdev)
+{
+	struct wm831x_power *wm831x_power = platform_get_drvdata(pdev);
+	struct wm831x *wm831x = wm831x_power->wm831x;
+	int irq, i;
+
+	for (i = 0; i < ARRAY_SIZE(wm831x_bat_irqs); i++) {
+		irq = platform_get_irq_byname(pdev, wm831x_bat_irqs[i]);
+		wm831x_free_irq(wm831x, irq, wm831x_power);
+	}
+
+	irq = platform_get_irq_byname(pdev, "PWR SRC");
+	wm831x_free_irq(wm831x, irq, wm831x_power);
+
+	irq = platform_get_irq_byname(pdev, "SYSLO");
+	wm831x_free_irq(wm831x, irq, wm831x_power);
+
+	power_supply_unregister(&wm831x_power->backup);
+	power_supply_unregister(&wm831x_power->battery);
+	power_supply_unregister(&wm831x_power->wall);
+	power_supply_unregister(&wm831x_power->usb);
+	return 0;
+}
+
+static struct platform_driver wm831x_power_driver = {
+	.probe = wm831x_power_probe,
+	.remove = __devexit_p(wm831x_power_remove),
+	.driver = {
+		.name = "wm831x-power",
+	},
+};
+
+static int __init wm831x_power_init(void)
+{
+	return platform_driver_register(&wm831x_power_driver);
+}
+module_init(wm831x_power_init);
+
+static void __exit wm831x_power_exit(void)
+{
+	platform_driver_unregister(&wm831x_power_driver);
+}
+module_exit(wm831x_power_exit);
+
+MODULE_DESCRIPTION("Power supply driver for WM831x PMICs");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:wm831x-power");
diff --git a/drivers/power/wm8350_power.c b/drivers/power/wm8350_power.c
index 1b16bf343f2f..28b0299c0043 100644
--- a/drivers/power/wm8350_power.c
+++ b/drivers/power/wm8350_power.c
@@ -321,6 +321,24 @@ static int wm8350_bat_check_health(struct wm8350 *wm8350)
 	return POWER_SUPPLY_HEALTH_GOOD;
 }
 
+static int wm8350_bat_get_charge_type(struct wm8350 *wm8350)
+{
+	int state;
+
+	state = wm8350_reg_read(wm8350, WM8350_BATTERY_CHARGER_CONTROL_2) &
+	    WM8350_CHG_STS_MASK;
+	switch (state) {
+	case WM8350_CHG_STS_OFF:
+		return POWER_SUPPLY_CHARGE_TYPE_NONE;
+	case WM8350_CHG_STS_TRICKLE:
+		return POWER_SUPPLY_CHARGE_TYPE_TRICKLE;
+	case WM8350_CHG_STS_FAST:
+		return POWER_SUPPLY_CHARGE_TYPE_FAST;
+	default:
+		return POWER_SUPPLY_CHARGE_TYPE_UNKNOWN;
+	}
+}
+
 static int wm8350_bat_get_property(struct power_supply *psy,
 				   enum power_supply_property psp,
 				   union power_supply_propval *val)
@@ -342,6 +360,9 @@ static int wm8350_bat_get_property(struct power_supply *psy,
 	case POWER_SUPPLY_PROP_HEALTH:
 		val->intval = wm8350_bat_check_health(wm8350);
 		break;
+	case POWER_SUPPLY_PROP_CHARGE_TYPE:
+		val->intval = wm8350_bat_get_charge_type(wm8350);
+		break;
 	default:
 		ret = -EINVAL;
 		break;
@@ -355,6 +376,7 @@ static enum power_supply_property wm8350_bat_props[] = {
 	POWER_SUPPLY_PROP_ONLINE,
 	POWER_SUPPLY_PROP_VOLTAGE_NOW,
 	POWER_SUPPLY_PROP_HEALTH,
+	POWER_SUPPLY_PROP_CHARGE_TYPE,
 };
 
 /*********************************************************************
diff --git a/drivers/power/wm97xx_battery.c b/drivers/power/wm97xx_battery.c
index b787335a8419..f2bfd296dbae 100644
--- a/drivers/power/wm97xx_battery.c
+++ b/drivers/power/wm97xx_battery.c
@@ -22,17 +22,20 @@
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
 #include <linux/gpio.h>
-#include <linux/wm97xx_batt.h>
+#include <linux/irq.h>
 
 static DEFINE_MUTEX(bat_lock);
 static struct work_struct bat_work;
 struct mutex work_lock;
 static int bat_status = POWER_SUPPLY_STATUS_UNKNOWN;
-static struct wm97xx_batt_info *pdata;
+static struct wm97xx_batt_info *gpdata;
 static enum power_supply_property *prop;
 
 static unsigned long wm97xx_read_bat(struct power_supply *bat_ps)
 {
+	struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+	struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
+
 	return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev->parent),
 					pdata->batt_aux) * pdata->batt_mult /
 					pdata->batt_div;
@@ -40,6 +43,9 @@ static unsigned long wm97xx_read_bat(struct power_supply *bat_ps)
 
 static unsigned long wm97xx_read_temp(struct power_supply *bat_ps)
 {
+	struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+	struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
+
 	return wm97xx_read_aux_adc(dev_get_drvdata(bat_ps->dev->parent),
 					pdata->temp_aux) * pdata->temp_mult /
 					pdata->temp_div;
@@ -49,6 +55,9 @@ static int wm97xx_bat_get_property(struct power_supply *bat_ps,
 			    enum power_supply_property psp,
 			    union power_supply_propval *val)
 {
+	struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+	struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
+
 	switch (psp) {
 	case POWER_SUPPLY_PROP_STATUS:
 		val->intval = bat_status;
@@ -97,6 +106,8 @@ static void wm97xx_bat_external_power_changed(struct power_supply *bat_ps)
 static void wm97xx_bat_update(struct power_supply *bat_ps)
 {
 	int old_status = bat_status;
+	struct wm97xx_pdata *wmdata = bat_ps->dev->parent->platform_data;
+	struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
 
 	mutex_lock(&work_lock);
 
@@ -127,21 +138,29 @@ static void wm97xx_bat_work(struct work_struct *work)
 	wm97xx_bat_update(&bat_ps);
 }
 
+static irqreturn_t wm97xx_chrg_irq(int irq, void *data)
+{
+	schedule_work(&bat_work);
+	return IRQ_HANDLED;
+}
+
 #ifdef CONFIG_PM
-static int wm97xx_bat_suspend(struct platform_device *dev, pm_message_t state)
+static int wm97xx_bat_suspend(struct device *dev)
 {
 	flush_scheduled_work();
 	return 0;
 }
 
-static int wm97xx_bat_resume(struct platform_device *dev)
+static int wm97xx_bat_resume(struct device *dev)
 {
 	schedule_work(&bat_work);
 	return 0;
 }
-#else
-#define wm97xx_bat_suspend NULL
-#define wm97xx_bat_resume NULL
+
+static struct dev_pm_ops wm97xx_bat_pm_ops = {
+	.suspend	= wm97xx_bat_suspend,
+	.resume		= wm97xx_bat_resume,
+};
 #endif
 
 static int __devinit wm97xx_bat_probe(struct platform_device *dev)
@@ -149,6 +168,15 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev)
 	int ret = 0;
 	int props = 1;	/* POWER_SUPPLY_PROP_PRESENT */
 	int i = 0;
+	struct wm97xx_pdata *wmdata = dev->dev.platform_data;
+	struct wm97xx_batt_pdata *pdata;
+
+	if (gpdata) {
+		dev_err(&dev->dev, "Do not pass platform_data through "
+			"wm97xx_bat_set_pdata!\n");
+		return -EINVAL;
+	} else
+		pdata = wmdata->batt_pdata;
 
 	if (dev->id != -1)
 		return -EINVAL;
@@ -156,17 +184,22 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev)
 	mutex_init(&work_lock);
 
 	if (!pdata) {
-		dev_err(&dev->dev, "Please use wm97xx_bat_set_pdata\n");
+		dev_err(&dev->dev, "No platform_data supplied\n");
 		return -EINVAL;
 	}
 
-	if (pdata->charge_gpio >= 0 && gpio_is_valid(pdata->charge_gpio)) {
+	if (gpio_is_valid(pdata->charge_gpio)) {
 		ret = gpio_request(pdata->charge_gpio, "BATT CHRG");
 		if (ret)
 			goto err;
 		ret = gpio_direction_input(pdata->charge_gpio);
 		if (ret)
 			goto err2;
+		ret = request_irq(gpio_to_irq(pdata->charge_gpio),
+				wm97xx_chrg_irq, IRQF_DISABLED,
+				"AC Detect", 0);
+		if (ret)
+			goto err2;
 		props++;	/* POWER_SUPPLY_PROP_STATUS */
 	}
 
@@ -183,7 +216,7 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev)
 
 	prop = kzalloc(props * sizeof(*prop), GFP_KERNEL);
 	if (!prop)
-		goto err2;
+		goto err3;
 
 	prop[i++] = POWER_SUPPLY_PROP_PRESENT;
 	if (pdata->charge_gpio >= 0)
@@ -216,21 +249,30 @@ static int __devinit wm97xx_bat_probe(struct platform_device *dev)
 	if (!ret)
 		schedule_work(&bat_work);
 	else
-		goto err3;
+		goto err4;
 
 	return 0;
-err3:
+err4:
 	kfree(prop);
+err3:
+	if (gpio_is_valid(pdata->charge_gpio))
+		free_irq(gpio_to_irq(pdata->charge_gpio), dev);
 err2:
-	gpio_free(pdata->charge_gpio);
+	if (gpio_is_valid(pdata->charge_gpio))
+		gpio_free(pdata->charge_gpio);
 err:
 	return ret;
 }
 
 static int __devexit wm97xx_bat_remove(struct platform_device *dev)
 {
-	if (pdata && pdata->charge_gpio && pdata->charge_gpio >= 0)
+	struct wm97xx_pdata *wmdata = dev->dev.platform_data;
+	struct wm97xx_batt_pdata *pdata = wmdata->batt_pdata;
+
+	if (pdata && gpio_is_valid(pdata->charge_gpio)) {
+		free_irq(gpio_to_irq(pdata->charge_gpio), dev);
 		gpio_free(pdata->charge_gpio);
+	}
 	flush_scheduled_work();
 	power_supply_unregister(&bat_ps);
 	kfree(prop);
@@ -241,11 +283,12 @@ static struct platform_driver wm97xx_bat_driver = {
 	.driver	= {
 		.name	= "wm97xx-battery",
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &wm97xx_bat_pm_ops,
+#endif
 	},
 	.probe		= wm97xx_bat_probe,
 	.remove		= __devexit_p(wm97xx_bat_remove),
-	.suspend	= wm97xx_bat_suspend,
-	.resume		= wm97xx_bat_resume,
 };
 
 static int __init wm97xx_bat_init(void)
@@ -258,9 +301,9 @@ static void __exit wm97xx_bat_exit(void)
 	platform_driver_unregister(&wm97xx_bat_driver);
 }
 
-void __init wm97xx_bat_set_pdata(struct wm97xx_batt_info *data)
+void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data)
 {
-	pdata = data;
+	gpdata = data;
 }
 EXPORT_SYMBOL_GPL(wm97xx_bat_set_pdata);
 
diff --git a/drivers/pps/kapi.c b/drivers/pps/kapi.c
index 35a0b192d768..2d414e23d390 100644
--- a/drivers/pps/kapi.c
+++ b/drivers/pps/kapi.c
@@ -271,6 +271,7 @@ void pps_event(int source, struct pps_ktime *ts, int event, void *data)
 {
 	struct pps_device *pps;
 	unsigned long flags;
+	int captured = 0;
 
 	if ((event & (PPS_CAPTUREASSERT | PPS_CAPTURECLEAR)) == 0) {
 		printk(KERN_ERR "pps: unknown event (%x) for source %d\n",
@@ -293,7 +294,8 @@ void pps_event(int source, struct pps_ktime *ts, int event, void *data)
 
 	/* Check the event */
 	pps->current_mode = pps->params.mode;
-	if (event & PPS_CAPTUREASSERT) {
+	if ((event & PPS_CAPTUREASSERT) &
+			(pps->params.mode & PPS_CAPTUREASSERT)) {
 		/* We have to add an offset? */
 		if (pps->params.mode & PPS_OFFSETASSERT)
 			pps_add_offset(ts, &pps->params.assert_off_tu);
@@ -303,8 +305,11 @@ void pps_event(int source, struct pps_ktime *ts, int event, void *data)
 		pps->assert_sequence++;
 		pr_debug("capture assert seq #%u for source %d\n",
 			pps->assert_sequence, source);
+
+		captured = ~0;
 	}
-	if (event & PPS_CAPTURECLEAR) {
+	if ((event & PPS_CAPTURECLEAR) &
+			(pps->params.mode & PPS_CAPTURECLEAR)) {
 		/* We have to add an offset? */
 		if (pps->params.mode & PPS_OFFSETCLEAR)
 			pps_add_offset(ts, &pps->params.clear_off_tu);
@@ -314,12 +319,17 @@ void pps_event(int source, struct pps_ktime *ts, int event, void *data)
 		pps->clear_sequence++;
 		pr_debug("capture clear seq #%u for source %d\n",
 			pps->clear_sequence, source);
+
+		captured = ~0;
 	}
 
-	pps->go = ~0;
-	wake_up_interruptible(&pps->queue);
+	/* Wake up iif captured somthing */
+	if (captured) {
+		pps->go = ~0;
+		wake_up_interruptible(&pps->queue);
 
-	kill_fasync(&pps->async_queue, SIGIO, POLL_IN);
+		kill_fasync(&pps->async_queue, SIGIO, POLL_IN);
+	}
 
 	spin_unlock_irqrestore(&pps->lock, flags);
 
diff --git a/drivers/pps/pps.c b/drivers/pps/pps.c
index fea17e7805e9..ca5183bdad85 100644
--- a/drivers/pps/pps.c
+++ b/drivers/pps/pps.c
@@ -71,9 +71,14 @@ static long pps_cdev_ioctl(struct file *file,
 	case PPS_GETPARAMS:
 		pr_debug("PPS_GETPARAMS: source %d\n", pps->id);
 
-		/* Return current parameters */
-		err = copy_to_user(uarg, &pps->params,
-						sizeof(struct pps_kparams));
+		spin_lock_irq(&pps->lock);
+
+		/* Get the current parameters */
+		params = pps->params;
+
+		spin_unlock_irq(&pps->lock);
+
+		err = copy_to_user(uarg, &params, sizeof(struct pps_kparams));
 		if (err)
 			return -EFAULT;
 
diff --git a/drivers/regulator/Kconfig b/drivers/regulator/Kconfig
index 2dc42bbf6fe9..bcbb161bde0b 100644
--- a/drivers/regulator/Kconfig
+++ b/drivers/regulator/Kconfig
@@ -1,6 +1,5 @@
 menuconfig REGULATOR
 	bool "Voltage and Current Regulator Support"
-	default n
 	help
 	  Generic Voltage and Current Regulator support.
 
@@ -30,7 +29,6 @@ config REGULATOR_DEBUG
 
 config REGULATOR_FIXED_VOLTAGE
 	tristate "Fixed voltage regulator support"
-	default n
 	help
 	  This driver provides support for fixed voltage regulators,
 	  useful for systems which use a combination of software
@@ -38,7 +36,6 @@ config REGULATOR_FIXED_VOLTAGE
 
 config REGULATOR_VIRTUAL_CONSUMER
 	tristate "Virtual regulator consumer support"
-	default n
 	help
 	  This driver provides a virtual consumer for the voltage and
           current regulator API which provides sysfs controls for
@@ -49,17 +46,15 @@ config REGULATOR_VIRTUAL_CONSUMER
 
 config REGULATOR_USERSPACE_CONSUMER
 	tristate "Userspace regulator consumer support"
-	default n
 	help
 	  There are some classes of devices that are controlled entirely
-	  from user space. Usersapce consumer driver provides ability to
+	  from user space. Userspace consumer driver provides ability to
 	  control power supplies for such devices.
 
           If unsure, say no.
 
 config REGULATOR_BQ24022
 	tristate "TI bq24022 Dual Input 1-Cell Li-Ion Charger IC"
-	default n
 	help
 	  This driver controls a TI bq24022 Charger attached via
 	  GPIOs. The provided current regulator can enable/disable
@@ -69,7 +64,6 @@ config REGULATOR_BQ24022
 config REGULATOR_MAX1586
 	tristate "Maxim 1586/1587 voltage regulator"
 	depends on I2C
-	default n
 	help
 	  This driver controls a Maxim 1586 or 1587 voltage output
 	  regulator via I2C bus. The provided regulator is suitable
@@ -147,5 +141,21 @@ config REGULATOR_AB3100
 	 AB3100 analog baseband dealing with power regulators
 	 for the system.
 
+config REGULATOR_TPS65023
+	tristate "TI TPS65023 Power regulators"
+	depends on I2C
+	help
+	  This driver supports TPS65023 voltage regulator chips. TPS65023 provides
+	  three step-down converters and two general-purpose LDO voltage regulators.
+	  It supports TI's software based Class-2 SmartReflex implementation.
+
+config REGULATOR_TPS6507X
+	tristate "TI TPS6507X Power regulators"
+	depends on I2C
+	help
+	  This driver supports TPS6507X voltage regulator chips. TPS6507X provides
+	  three step-down converters and two general-purpose LDO voltage regulators.
+	  It supports TI's software based Class-2 SmartReflex implementation.
+
 endif
 
diff --git a/drivers/regulator/Makefile b/drivers/regulator/Makefile
index 768b3316d6eb..4257a8683778 100644
--- a/drivers/regulator/Makefile
+++ b/drivers/regulator/Makefile
@@ -23,4 +23,7 @@ obj-$(CONFIG_REGULATOR_PCAP) += pcap-regulator.o
 obj-$(CONFIG_REGULATOR_MC13783) += mc13783.o
 obj-$(CONFIG_REGULATOR_AB3100) += ab3100.o
 
+obj-$(CONFIG_REGULATOR_TPS65023) += tps65023-regulator.o
+obj-$(CONFIG_REGULATOR_TPS6507X) += tps6507x-regulator.o
+
 ccflags-$(CONFIG_REGULATOR_DEBUG) += -DDEBUG
diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c
index 91ba9bfaa706..efe568deda12 100644
--- a/drivers/regulator/core.c
+++ b/drivers/regulator/core.c
@@ -37,7 +37,7 @@ static int has_full_constraints;
  */
 struct regulator_map {
 	struct list_head list;
-	struct device *dev;
+	const char *dev_name;   /* The dev_name() for the consumer */
 	const char *supply;
 	struct regulator_dev *regulator;
 };
@@ -232,7 +232,7 @@ static ssize_t regulator_name_show(struct device *dev,
 	struct regulator_dev *rdev = dev_get_drvdata(dev);
 	const char *name;
 
-	if (rdev->constraints->name)
+	if (rdev->constraints && rdev->constraints->name)
 		name = rdev->constraints->name;
 	else if (rdev->desc->name)
 		name = rdev->desc->name;
@@ -280,8 +280,13 @@ static ssize_t regulator_state_show(struct device *dev,
 				   struct device_attribute *attr, char *buf)
 {
 	struct regulator_dev *rdev = dev_get_drvdata(dev);
+	ssize_t ret;
+
+	mutex_lock(&rdev->mutex);
+	ret = regulator_print_state(buf, _regulator_is_enabled(rdev));
+	mutex_unlock(&rdev->mutex);
 
-	return regulator_print_state(buf, _regulator_is_enabled(rdev));
+	return ret;
 }
 static DEVICE_ATTR(state, 0444, regulator_state_show, NULL);
 
@@ -857,23 +862,39 @@ out:
  * set_consumer_device_supply: Bind a regulator to a symbolic supply
  * @rdev:         regulator source
  * @consumer_dev: device the supply applies to
+ * @consumer_dev_name: dev_name() string for device supply applies to
  * @supply:       symbolic name for supply
  *
  * Allows platform initialisation code to map physical regulator
  * sources to symbolic names for supplies for use by devices.  Devices
  * should use these symbolic names to request regulators, avoiding the
  * need to provide board-specific regulator names as platform data.
+ *
+ * Only one of consumer_dev and consumer_dev_name may be specified.
  */
 static int set_consumer_device_supply(struct regulator_dev *rdev,
-	struct device *consumer_dev, const char *supply)
+	struct device *consumer_dev, const char *consumer_dev_name,
+	const char *supply)
 {
 	struct regulator_map *node;
+	int has_dev;
+
+	if (consumer_dev && consumer_dev_name)
+		return -EINVAL;
+
+	if (!consumer_dev_name && consumer_dev)
+		consumer_dev_name = dev_name(consumer_dev);
 
 	if (supply == NULL)
 		return -EINVAL;
 
+	if (consumer_dev_name != NULL)
+		has_dev = 1;
+	else
+		has_dev = 0;
+
 	list_for_each_entry(node, &regulator_map_list, list) {
-		if (consumer_dev != node->dev)
+		if (consumer_dev_name != node->dev_name)
 			continue;
 		if (strcmp(node->supply, supply) != 0)
 			continue;
@@ -886,30 +907,45 @@ static int set_consumer_device_supply(struct regulator_dev *rdev,
 		return -EBUSY;
 	}
 
-	node = kmalloc(sizeof(struct regulator_map), GFP_KERNEL);
+	node = kzalloc(sizeof(struct regulator_map), GFP_KERNEL);
 	if (node == NULL)
 		return -ENOMEM;
 
 	node->regulator = rdev;
-	node->dev = consumer_dev;
 	node->supply = supply;
 
+	if (has_dev) {
+		node->dev_name = kstrdup(consumer_dev_name, GFP_KERNEL);
+		if (node->dev_name == NULL) {
+			kfree(node);
+			return -ENOMEM;
+		}
+	}
+
 	list_add(&node->list, &regulator_map_list);
 	return 0;
 }
 
 static void unset_consumer_device_supply(struct regulator_dev *rdev,
-	struct device *consumer_dev)
+	const char *consumer_dev_name, struct device *consumer_dev)
 {
 	struct regulator_map *node, *n;
 
+	if (consumer_dev && !consumer_dev_name)
+		consumer_dev_name = dev_name(consumer_dev);
+
 	list_for_each_entry_safe(node, n, &regulator_map_list, list) {
-		if (rdev == node->regulator &&
-			consumer_dev == node->dev) {
-			list_del(&node->list);
-			kfree(node);
-			return;
-		}
+		if (rdev != node->regulator)
+			continue;
+
+		if (consumer_dev_name && node->dev_name &&
+		    strcmp(consumer_dev_name, node->dev_name))
+			continue;
+
+		list_del(&node->list);
+		kfree(node->dev_name);
+		kfree(node);
+		return;
 	}
 }
 
@@ -920,6 +956,7 @@ static void unset_regulator_supplies(struct regulator_dev *rdev)
 	list_for_each_entry_safe(node, n, &regulator_map_list, list) {
 		if (rdev == node->regulator) {
 			list_del(&node->list);
+			kfree(node->dev_name);
 			kfree(node);
 			return;
 		}
@@ -1001,35 +1038,33 @@ overflow_err:
 	return NULL;
 }
 
-/**
- * regulator_get - lookup and obtain a reference to a regulator.
- * @dev: device for regulator "consumer"
- * @id: Supply name or regulator ID.
- *
- * Returns a struct regulator corresponding to the regulator producer,
- * or IS_ERR() condition containing errno.
- *
- * Use of supply names configured via regulator_set_device_supply() is
- * strongly encouraged.  It is recommended that the supply name used
- * should match the name used for the supply and/or the relevant
- * device pins in the datasheet.
- */
-struct regulator *regulator_get(struct device *dev, const char *id)
+/* Internal regulator request function */
+static struct regulator *_regulator_get(struct device *dev, const char *id,
+					int exclusive)
 {
 	struct regulator_dev *rdev;
 	struct regulator_map *map;
 	struct regulator *regulator = ERR_PTR(-ENODEV);
+	const char *devname = NULL;
+	int ret;
 
 	if (id == NULL) {
 		printk(KERN_ERR "regulator: get() with no identifier\n");
 		return regulator;
 	}
 
+	if (dev)
+		devname = dev_name(dev);
+
 	mutex_lock(&regulator_list_mutex);
 
 	list_for_each_entry(map, &regulator_map_list, list) {
-		if (dev == map->dev &&
-		    strcmp(map->supply, id) == 0) {
+		/* If the mapping has a device set up it must match */
+		if (map->dev_name &&
+		    (!devname || strcmp(map->dev_name, devname)))
+			continue;
+
+		if (strcmp(map->supply, id) == 0) {
 			rdev = map->regulator;
 			goto found;
 		}
@@ -1038,6 +1073,16 @@ struct regulator *regulator_get(struct device *dev, const char *id)
 	return regulator;
 
 found:
+	if (rdev->exclusive) {
+		regulator = ERR_PTR(-EPERM);
+		goto out;
+	}
+
+	if (exclusive && rdev->open_count) {
+		regulator = ERR_PTR(-EBUSY);
+		goto out;
+	}
+
 	if (!try_module_get(rdev->owner))
 		goto out;
 
@@ -1047,13 +1092,70 @@ found:
 		module_put(rdev->owner);
 	}
 
+	rdev->open_count++;
+	if (exclusive) {
+		rdev->exclusive = 1;
+
+		ret = _regulator_is_enabled(rdev);
+		if (ret > 0)
+			rdev->use_count = 1;
+		else
+			rdev->use_count = 0;
+	}
+
 out:
 	mutex_unlock(&regulator_list_mutex);
+
 	return regulator;
 }
+
+/**
+ * regulator_get - lookup and obtain a reference to a regulator.
+ * @dev: device for regulator "consumer"
+ * @id: Supply name or regulator ID.
+ *
+ * Returns a struct regulator corresponding to the regulator producer,
+ * or IS_ERR() condition containing errno.
+ *
+ * Use of supply names configured via regulator_set_device_supply() is
+ * strongly encouraged.  It is recommended that the supply name used
+ * should match the name used for the supply and/or the relevant
+ * device pins in the datasheet.
+ */
+struct regulator *regulator_get(struct device *dev, const char *id)
+{
+	return _regulator_get(dev, id, 0);
+}
 EXPORT_SYMBOL_GPL(regulator_get);
 
 /**
+ * regulator_get_exclusive - obtain exclusive access to a regulator.
+ * @dev: device for regulator "consumer"
+ * @id: Supply name or regulator ID.
+ *
+ * Returns a struct regulator corresponding to the regulator producer,
+ * or IS_ERR() condition containing errno.  Other consumers will be
+ * unable to obtain this reference is held and the use count for the
+ * regulator will be initialised to reflect the current state of the
+ * regulator.
+ *
+ * This is intended for use by consumers which cannot tolerate shared
+ * use of the regulator such as those which need to force the
+ * regulator off for correct operation of the hardware they are
+ * controlling.
+ *
+ * Use of supply names configured via regulator_set_device_supply() is
+ * strongly encouraged.  It is recommended that the supply name used
+ * should match the name used for the supply and/or the relevant
+ * device pins in the datasheet.
+ */
+struct regulator *regulator_get_exclusive(struct device *dev, const char *id)
+{
+	return _regulator_get(dev, id, 1);
+}
+EXPORT_SYMBOL_GPL(regulator_get_exclusive);
+
+/**
  * regulator_put - "free" the regulator source
  * @regulator: regulator source
  *
@@ -1081,21 +1183,29 @@ void regulator_put(struct regulator *regulator)
 	list_del(&regulator->list);
 	kfree(regulator);
 
+	rdev->open_count--;
+	rdev->exclusive = 0;
+
 	module_put(rdev->owner);
 	mutex_unlock(&regulator_list_mutex);
 }
 EXPORT_SYMBOL_GPL(regulator_put);
 
+static int _regulator_can_change_status(struct regulator_dev *rdev)
+{
+	if (!rdev->constraints)
+		return 0;
+
+	if (rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_STATUS)
+		return 1;
+	else
+		return 0;
+}
+
 /* locks held by regulator_enable() */
 static int _regulator_enable(struct regulator_dev *rdev)
 {
-	int ret = -EINVAL;
-
-	if (!rdev->constraints) {
-		printk(KERN_ERR "%s: %s has no constraints\n",
-		       __func__, rdev->desc->name);
-		return ret;
-	}
+	int ret;
 
 	/* do we need to enable the supply regulator first */
 	if (rdev->supply) {
@@ -1108,24 +1218,35 @@ static int _regulator_enable(struct regulator_dev *rdev)
 	}
 
 	/* check voltage and requested load before enabling */
-	if (rdev->desc->ops->enable) {
-
-		if (rdev->constraints &&
-			(rdev->constraints->valid_ops_mask &
-			REGULATOR_CHANGE_DRMS))
-			drms_uA_update(rdev);
-
-		ret = rdev->desc->ops->enable(rdev);
-		if (ret < 0) {
-			printk(KERN_ERR "%s: failed to enable %s: %d\n",
+	if (rdev->constraints &&
+	    (rdev->constraints->valid_ops_mask & REGULATOR_CHANGE_DRMS))
+		drms_uA_update(rdev);
+
+	if (rdev->use_count == 0) {
+		/* The regulator may on if it's not switchable or left on */
+		ret = _regulator_is_enabled(rdev);
+		if (ret == -EINVAL || ret == 0) {
+			if (!_regulator_can_change_status(rdev))
+				return -EPERM;
+
+			if (rdev->desc->ops->enable) {
+				ret = rdev->desc->ops->enable(rdev);
+				if (ret < 0)
+					return ret;
+			} else {
+				return -EINVAL;
+			}
+		} else if (ret < 0) {
+			printk(KERN_ERR "%s: is_enabled() failed for %s: %d\n",
 			       __func__, rdev->desc->name, ret);
 			return ret;
 		}
-		rdev->use_count++;
-		return ret;
+		/* Fallthrough on positive return values - already enabled */
 	}
 
-	return ret;
+	rdev->use_count++;
+
+	return 0;
 }
 
 /**
@@ -1162,10 +1283,12 @@ static int _regulator_disable(struct regulator_dev *rdev)
 		return -EIO;
 
 	/* are we the last user and permitted to disable ? */
-	if (rdev->use_count == 1 && !rdev->constraints->always_on) {
+	if (rdev->use_count == 1 &&
+	    (rdev->constraints && !rdev->constraints->always_on)) {
 
 		/* we are last user */
-		if (rdev->desc->ops->disable) {
+		if (_regulator_can_change_status(rdev) &&
+		    rdev->desc->ops->disable) {
 			ret = rdev->desc->ops->disable(rdev);
 			if (ret < 0) {
 				printk(KERN_ERR "%s: failed to disable %s\n",
@@ -1265,20 +1388,11 @@ EXPORT_SYMBOL_GPL(regulator_force_disable);
 
 static int _regulator_is_enabled(struct regulator_dev *rdev)
 {
-	int ret;
-
-	mutex_lock(&rdev->mutex);
-
 	/* sanity check */
-	if (!rdev->desc->ops->is_enabled) {
-		ret = -EINVAL;
-		goto out;
-	}
+	if (!rdev->desc->ops->is_enabled)
+		return -EINVAL;
 
-	ret = rdev->desc->ops->is_enabled(rdev);
-out:
-	mutex_unlock(&rdev->mutex);
-	return ret;
+	return rdev->desc->ops->is_enabled(rdev);
 }
 
 /**
@@ -1295,7 +1409,13 @@ out:
  */
 int regulator_is_enabled(struct regulator *regulator)
 {
-	return _regulator_is_enabled(regulator->rdev);
+	int ret;
+
+	mutex_lock(&regulator->rdev->mutex);
+	ret = _regulator_is_enabled(regulator->rdev);
+	mutex_unlock(&regulator->rdev->mutex);
+
+	return ret;
 }
 EXPORT_SYMBOL_GPL(regulator_is_enabled);
 
@@ -1350,6 +1470,35 @@ int regulator_list_voltage(struct regulator *regulator, unsigned selector)
 EXPORT_SYMBOL_GPL(regulator_list_voltage);
 
 /**
+ * regulator_is_supported_voltage - check if a voltage range can be supported
+ *
+ * @regulator: Regulator to check.
+ * @min_uV: Minimum required voltage in uV.
+ * @max_uV: Maximum required voltage in uV.
+ *
+ * Returns a boolean or a negative error code.
+ */
+int regulator_is_supported_voltage(struct regulator *regulator,
+				   int min_uV, int max_uV)
+{
+	int i, voltages, ret;
+
+	ret = regulator_count_voltages(regulator);
+	if (ret < 0)
+		return ret;
+	voltages = ret;
+
+	for (i = 0; i < voltages; i++) {
+		ret = regulator_list_voltage(regulator, i);
+
+		if (ret >= min_uV && ret <= max_uV)
+			return 1;
+	}
+
+	return 0;
+}
+
+/**
  * regulator_set_voltage - set regulator output voltage
  * @regulator: regulator source
  * @min_uV: Minimum required voltage in uV
@@ -2091,11 +2240,13 @@ struct regulator_dev *regulator_register(struct regulator_desc *regulator_desc,
 	for (i = 0; i < init_data->num_consumer_supplies; i++) {
 		ret = set_consumer_device_supply(rdev,
 			init_data->consumer_supplies[i].dev,
+			init_data->consumer_supplies[i].dev_name,
 			init_data->consumer_supplies[i].supply);
 		if (ret < 0) {
 			for (--i; i >= 0; i--)
 				unset_consumer_device_supply(rdev,
-					init_data->consumer_supplies[i].dev);
+				    init_data->consumer_supplies[i].dev_name,
+				    init_data->consumer_supplies[i].dev);
 			goto scrub;
 		}
 	}
@@ -2130,6 +2281,7 @@ void regulator_unregister(struct regulator_dev *rdev)
 		return;
 
 	mutex_lock(&regulator_list_mutex);
+	WARN_ON(rdev->open_count);
 	unset_regulator_supplies(rdev);
 	list_del(&rdev->list);
 	if (rdev->supply)
@@ -2277,14 +2429,14 @@ static int __init regulator_init_complete(void)
 		ops = rdev->desc->ops;
 		c = rdev->constraints;
 
-		if (c->name)
+		if (c && c->name)
 			name = c->name;
 		else if (rdev->desc->name)
 			name = rdev->desc->name;
 		else
 			name = "regulator";
 
-		if (!ops->disable || c->always_on)
+		if (!ops->disable || (c && c->always_on))
 			continue;
 
 		mutex_lock(&rdev->mutex);
diff --git a/drivers/regulator/da903x.c b/drivers/regulator/da903x.c
index b8b89ef10a84..aa224d936e0d 100644
--- a/drivers/regulator/da903x.c
+++ b/drivers/regulator/da903x.c
@@ -64,6 +64,14 @@
 #define DA9034_MDTV2		(0x33)
 #define DA9034_MVRC		(0x34)
 
+/* DA9035 Registers. DA9034 Registers are comptabile to DA9035. */
+#define DA9035_OVER3		(0x12)
+#define DA9035_VCC2		(0x1f)
+#define DA9035_3DTV1		(0x2c)
+#define DA9035_3DTV2		(0x2d)
+#define DA9035_3VRC		(0x2e)
+#define DA9035_AUTOSKIP		(0x2f)
+
 struct da903x_regulator_info {
 	struct regulator_desc desc;
 
@@ -79,6 +87,10 @@ struct da903x_regulator_info {
 	int	enable_bit;
 };
 
+static int da9034_ldo12_data[] = { 1700, 1750, 1800, 1850, 1900, 1950,
+				   2000, 2050, 2700, 2750, 2800, 2850,
+				   2900, 2950, 3000, 3050 };
+
 static inline struct device *to_da903x_dev(struct regulator_dev *rdev)
 {
 	return rdev_get_dev(rdev)->parent->parent;
@@ -162,6 +174,17 @@ static int da903x_is_enabled(struct regulator_dev *rdev)
 	return !!(reg_val & (1 << info->enable_bit));
 }
 
+static int da903x_list_voltage(struct regulator_dev *rdev, unsigned selector)
+{
+	struct da903x_regulator_info *info = rdev_get_drvdata(rdev);
+	int ret;
+
+	ret = info->min_uV + info->step_uV * selector;
+	if (ret > info->max_uV)
+		return -EINVAL;
+	return ret;
+}
+
 /* DA9030 specific operations */
 static int da9030_set_ldo1_15_voltage(struct regulator_dev *rdev,
 				       int min_uV, int max_uV)
@@ -278,7 +301,7 @@ static int da9034_set_ldo12_voltage(struct regulator_dev *rdev,
 	}
 
 	val = (min_uV - info->min_uV + info->step_uV - 1) / info->step_uV;
-	val = (val > 7 || val < 20) ? 8 : val - 12;
+	val = (val >= 20) ? val - 12 : ((val > 7) ? 8 : val);
 	val <<= info->vol_shift;
 	mask = ((1 << info->vol_nbits) - 1)  << info->vol_shift;
 
@@ -305,9 +328,18 @@ static int da9034_get_ldo12_voltage(struct regulator_dev *rdev)
 	return info->min_uV + info->step_uV * val;
 }
 
+static int da9034_list_ldo12_voltage(struct regulator_dev *rdev,
+				     unsigned selector)
+{
+	if (selector > ARRAY_SIZE(da9034_ldo12_data))
+		return -EINVAL;
+	return da9034_ldo12_data[selector] * 1000;
+}
+
 static struct regulator_ops da903x_regulator_ldo_ops = {
 	.set_voltage	= da903x_set_ldo_voltage,
 	.get_voltage	= da903x_get_voltage,
+	.list_voltage	= da903x_list_voltage,
 	.enable		= da903x_enable,
 	.disable	= da903x_disable,
 	.is_enabled	= da903x_is_enabled,
@@ -317,6 +349,7 @@ static struct regulator_ops da903x_regulator_ldo_ops = {
 static struct regulator_ops da9030_regulator_ldo14_ops = {
 	.set_voltage	= da9030_set_ldo14_voltage,
 	.get_voltage	= da9030_get_ldo14_voltage,
+	.list_voltage	= da903x_list_voltage,
 	.enable		= da903x_enable,
 	.disable	= da903x_disable,
 	.is_enabled	= da903x_is_enabled,
@@ -326,6 +359,7 @@ static struct regulator_ops da9030_regulator_ldo14_ops = {
 static struct regulator_ops da9030_regulator_ldo1_15_ops = {
 	.set_voltage	= da9030_set_ldo1_15_voltage,
 	.get_voltage	= da903x_get_voltage,
+	.list_voltage	= da903x_list_voltage,
 	.enable		= da903x_enable,
 	.disable	= da903x_disable,
 	.is_enabled	= da903x_is_enabled,
@@ -334,6 +368,7 @@ static struct regulator_ops da9030_regulator_ldo1_15_ops = {
 static struct regulator_ops da9034_regulator_dvc_ops = {
 	.set_voltage	= da9034_set_dvc_voltage,
 	.get_voltage	= da903x_get_voltage,
+	.list_voltage	= da903x_list_voltage,
 	.enable		= da903x_enable,
 	.disable	= da903x_disable,
 	.is_enabled	= da903x_is_enabled,
@@ -343,6 +378,7 @@ static struct regulator_ops da9034_regulator_dvc_ops = {
 static struct regulator_ops da9034_regulator_ldo12_ops = {
 	.set_voltage	= da9034_set_ldo12_voltage,
 	.get_voltage	= da9034_get_ldo12_voltage,
+	.list_voltage	= da9034_list_ldo12_voltage,
 	.enable		= da903x_enable,
 	.disable	= da903x_disable,
 	.is_enabled	= da903x_is_enabled,
@@ -355,6 +391,7 @@ static struct regulator_ops da9034_regulator_ldo12_ops = {
 		.ops	= &da903x_regulator_ldo_ops,			\
 		.type	= REGULATOR_VOLTAGE,				\
 		.id	= _pmic##_ID_LDO##_id,				\
+		.n_voltages = (step) ? ((max - min) / step + 1) : 1,	\
 		.owner	= THIS_MODULE,					\
 	},								\
 	.min_uV		= (min) * 1000,					\
@@ -367,24 +404,25 @@ static struct regulator_ops da9034_regulator_ldo12_ops = {
 	.enable_bit	= (ebit),					\
 }
 
-#define DA9034_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
+#define DA903x_DVC(_pmic, _id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
 {									\
 	.desc	= {							\
 		.name	= #_id,						\
 		.ops	= &da9034_regulator_dvc_ops,			\
 		.type	= REGULATOR_VOLTAGE,				\
-		.id	= DA9034_ID_##_id,				\
+		.id	= _pmic##_ID_##_id,				\
+		.n_voltages = (step) ? ((max - min) / step + 1) : 1,	\
 		.owner	= THIS_MODULE,					\
 	},								\
 	.min_uV		= (min) * 1000,					\
 	.max_uV		= (max) * 1000,					\
 	.step_uV	= (step) * 1000,				\
-	.vol_reg	= DA9034_##vreg,				\
+	.vol_reg	= _pmic##_##vreg,				\
 	.vol_shift	= (0),						\
 	.vol_nbits	= (nbits),					\
-	.update_reg	= DA9034_##ureg,				\
+	.update_reg	= _pmic##_##ureg,				\
 	.update_bit	= (ubit),					\
-	.enable_reg	= DA9034_##ereg,				\
+	.enable_reg	= _pmic##_##ereg,				\
 	.enable_bit	= (ebit),					\
 }
 
@@ -394,8 +432,22 @@ static struct regulator_ops da9034_regulator_ldo12_ops = {
 #define DA9030_LDO(_id, min, max, step, vreg, shift, nbits, ereg, ebit)	\
 	DA903x_LDO(DA9030, _id, min, max, step, vreg, shift, nbits, ereg, ebit)
 
+#define DA9030_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
+	DA903x_DVC(DA9030, _id, min, max, step, vreg, nbits, ureg, ubit, \
+		   ereg, ebit)
+
+#define DA9034_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
+	DA903x_DVC(DA9034, _id, min, max, step, vreg, nbits, ureg, ubit, \
+		   ereg, ebit)
+
+#define DA9035_DVC(_id, min, max, step, vreg, nbits, ureg, ubit, ereg, ebit) \
+	DA903x_DVC(DA9035, _id, min, max, step, vreg, nbits, ureg, ubit, \
+		   ereg, ebit)
+
 static struct da903x_regulator_info da903x_regulator_info[] = {
 	/* DA9030 */
+	DA9030_DVC(BUCK2, 850, 1625, 25, BUCK2DVM1, 5, BUCK2DVM1, 7, RCTL11, 0),
+
 	DA9030_LDO( 1, 1200, 3200, 100,    LDO1, 0, 5, RCTL12, 1),
 	DA9030_LDO( 2, 1800, 3200, 100,   LDO23, 0, 4, RCTL12, 2),
 	DA9030_LDO( 3, 1800, 3200, 100,   LDO23, 4, 4, RCTL12, 3),
@@ -417,9 +469,9 @@ static struct da903x_regulator_info da903x_regulator_info[] = {
 	DA9030_LDO(13, 2100, 2100, 0, INVAL, 0, 0, RCTL11, 3), /* fixed @2.1V */
 
 	/* DA9034 */
-	DA9034_DVC(BUCK1, 725, 1500, 25, ADTV1, 5, VCC1, 0, OVER1, 0),
-	DA9034_DVC(BUCK2, 725, 1500, 25, CDTV1, 5, VCC1, 2, OVER1, 1),
-	DA9034_DVC(LDO2,  725, 1500, 25, SDTV1, 5, VCC1, 4, OVER1, 2),
+	DA9034_DVC(BUCK1, 725, 1500, 25, ADTV2, 5, VCC1, 0, OVER1, 0),
+	DA9034_DVC(BUCK2, 725, 1500, 25, CDTV2, 5, VCC1, 2, OVER1, 1),
+	DA9034_DVC(LDO2,  725, 1500, 25, SDTV2, 5, VCC1, 4, OVER1, 2),
 	DA9034_DVC(LDO1, 1700, 2075, 25, MDTV1, 4, VCC1, 6, OVER3, 4),
 
 	DA9034_LDO( 3, 1800, 3300, 100,  LDO643, 0, 4, OVER3, 5),
@@ -435,6 +487,9 @@ static struct da903x_regulator_info da903x_regulator_info[] = {
 	DA9034_LDO(14, 1800, 3300, 100, LDO1514, 0, 4, OVER3, 0),
 	DA9034_LDO(15, 1800, 3300, 100, LDO1514, 4, 4, OVER3, 1),
 	DA9034_LDO(5, 3100, 3100, 0, INVAL, 0, 0, OVER3, 7), /* fixed @3.1V */
+
+	/* DA9035 */
+	DA9035_DVC(BUCK3, 1800, 2200, 100, 3DTV1, 3, VCC2, 0, OVER3, 3),
 };
 
 static inline struct da903x_regulator_info *find_regulator_info(int id)
@@ -462,8 +517,10 @@ static int __devinit da903x_regulator_probe(struct platform_device *pdev)
 	}
 
 	/* Workaround for the weird LDO12 voltage setting */
-	if (ri->desc.id == DA9034_ID_LDO12)
+	if (ri->desc.id == DA9034_ID_LDO12) {
 		ri->desc.ops = &da9034_regulator_ldo12_ops;
+		ri->desc.n_voltages = ARRAY_SIZE(da9034_ldo12_data);
+	}
 
 	if (ri->desc.id == DA9030_ID_LDO14)
 		ri->desc.ops = &da9030_regulator_ldo14_ops;
diff --git a/drivers/regulator/fixed.c b/drivers/regulator/fixed.c
index cdc674fb46c3..f9f516a3028a 100644
--- a/drivers/regulator/fixed.c
+++ b/drivers/regulator/fixed.c
@@ -5,6 +5,9 @@
  *
  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
  *
+ * Copyright (c) 2009 Nokia Corporation
+ * Roger Quadros <ext-roger.quadros@nokia.com>
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -20,20 +23,45 @@
 #include <linux/platform_device.h>
 #include <linux/regulator/driver.h>
 #include <linux/regulator/fixed.h>
+#include <linux/gpio.h>
 
 struct fixed_voltage_data {
 	struct regulator_desc desc;
 	struct regulator_dev *dev;
 	int microvolts;
+	int gpio;
+	unsigned enable_high:1;
+	unsigned is_enabled:1;
 };
 
 static int fixed_voltage_is_enabled(struct regulator_dev *dev)
 {
-	return 1;
+	struct fixed_voltage_data *data = rdev_get_drvdata(dev);
+
+	return data->is_enabled;
 }
 
 static int fixed_voltage_enable(struct regulator_dev *dev)
 {
+	struct fixed_voltage_data *data = rdev_get_drvdata(dev);
+
+	if (gpio_is_valid(data->gpio)) {
+		gpio_set_value_cansleep(data->gpio, data->enable_high);
+		data->is_enabled = 1;
+	}
+
+	return 0;
+}
+
+static int fixed_voltage_disable(struct regulator_dev *dev)
+{
+	struct fixed_voltage_data *data = rdev_get_drvdata(dev);
+
+	if (gpio_is_valid(data->gpio)) {
+		gpio_set_value_cansleep(data->gpio, !data->enable_high);
+		data->is_enabled = 0;
+	}
+
 	return 0;
 }
 
@@ -58,6 +86,7 @@ static int fixed_voltage_list_voltage(struct regulator_dev *dev,
 static struct regulator_ops fixed_voltage_ops = {
 	.is_enabled = fixed_voltage_is_enabled,
 	.enable = fixed_voltage_enable,
+	.disable = fixed_voltage_disable,
 	.get_voltage = fixed_voltage_get_voltage,
 	.list_voltage = fixed_voltage_list_voltage,
 };
@@ -70,12 +99,14 @@ static int regulator_fixed_voltage_probe(struct platform_device *pdev)
 
 	drvdata = kzalloc(sizeof(struct fixed_voltage_data), GFP_KERNEL);
 	if (drvdata == NULL) {
+		dev_err(&pdev->dev, "Failed to allocate device data\n");
 		ret = -ENOMEM;
 		goto err;
 	}
 
 	drvdata->desc.name = kstrdup(config->supply_name, GFP_KERNEL);
 	if (drvdata->desc.name == NULL) {
+		dev_err(&pdev->dev, "Failed to allocate supply name\n");
 		ret = -ENOMEM;
 		goto err;
 	}
@@ -85,12 +116,62 @@ static int regulator_fixed_voltage_probe(struct platform_device *pdev)
 	drvdata->desc.n_voltages = 1;
 
 	drvdata->microvolts = config->microvolts;
+	drvdata->gpio = config->gpio;
+
+	if (gpio_is_valid(config->gpio)) {
+		drvdata->enable_high = config->enable_high;
+
+		/* FIXME: Remove below print warning
+		 *
+		 * config->gpio must be set to -EINVAL by platform code if
+		 * GPIO control is not required. However, early adopters
+		 * not requiring GPIO control may forget to initialize
+		 * config->gpio to -EINVAL. This will cause GPIO 0 to be used
+		 * for GPIO control.
+		 *
+		 * This warning will be removed once there are a couple of users
+		 * for this driver.
+		 */
+		if (!config->gpio)
+			dev_warn(&pdev->dev,
+				"using GPIO 0 for regulator enable control\n");
+
+		ret = gpio_request(config->gpio, config->supply_name);
+		if (ret) {
+			dev_err(&pdev->dev,
+			   "Could not obtain regulator enable GPIO %d: %d\n",
+							config->gpio, ret);
+			goto err_name;
+		}
+
+		/* set output direction without changing state
+		 * to prevent glitch
+		 */
+		drvdata->is_enabled = config->enabled_at_boot;
+		ret = drvdata->is_enabled ?
+				config->enable_high : !config->enable_high;
+
+		ret = gpio_direction_output(config->gpio, ret);
+		if (ret) {
+			dev_err(&pdev->dev,
+			   "Could not configure regulator enable GPIO %d direction: %d\n",
+							config->gpio, ret);
+			goto err_gpio;
+		}
+
+	} else {
+		/* Regulator without GPIO control is considered
+		 * always enabled
+		 */
+		drvdata->is_enabled = 1;
+	}
 
 	drvdata->dev = regulator_register(&drvdata->desc, &pdev->dev,
 					  config->init_data, drvdata);
 	if (IS_ERR(drvdata->dev)) {
 		ret = PTR_ERR(drvdata->dev);
-		goto err_name;
+		dev_err(&pdev->dev, "Failed to register regulator: %d\n", ret);
+		goto err_gpio;
 	}
 
 	platform_set_drvdata(pdev, drvdata);
@@ -100,6 +181,9 @@ static int regulator_fixed_voltage_probe(struct platform_device *pdev)
 
 	return 0;
 
+err_gpio:
+	if (gpio_is_valid(config->gpio))
+		gpio_free(config->gpio);
 err_name:
 	kfree(drvdata->desc.name);
 err:
@@ -112,6 +196,8 @@ static int regulator_fixed_voltage_remove(struct platform_device *pdev)
 	struct fixed_voltage_data *drvdata = platform_get_drvdata(pdev);
 
 	regulator_unregister(drvdata->dev);
+	if (gpio_is_valid(drvdata->gpio))
+		gpio_free(drvdata->gpio);
 	kfree(drvdata->desc.name);
 	kfree(drvdata);
 
diff --git a/drivers/regulator/lp3971.c b/drivers/regulator/lp3971.c
index a61018a27698..7803a320543b 100644
--- a/drivers/regulator/lp3971.c
+++ b/drivers/regulator/lp3971.c
@@ -541,7 +541,7 @@ static struct i2c_driver lp3971_i2c_driver = {
 
 static int __init lp3971_module_init(void)
 {
-	int ret = -ENODEV;
+	int ret;
 
 	ret = i2c_add_driver(&lp3971_i2c_driver);
 	if (ret != 0)
diff --git a/drivers/regulator/pcf50633-regulator.c b/drivers/regulator/pcf50633-regulator.c
index 8e14900eb686..0803ffe6236d 100644
--- a/drivers/regulator/pcf50633-regulator.c
+++ b/drivers/regulator/pcf50633-regulator.c
@@ -24,11 +24,12 @@
 #include <linux/mfd/pcf50633/core.h>
 #include <linux/mfd/pcf50633/pmic.h>
 
-#define PCF50633_REGULATOR(_name, _id) 		\
+#define PCF50633_REGULATOR(_name, _id, _n) 		\
 	{					\
 		.name = _name, 			\
 		.id = _id,			\
 		.ops = &pcf50633_regulator_ops,	\
+		.n_voltages = _n, \
 		.type = REGULATOR_VOLTAGE, 	\
 		.owner = THIS_MODULE, 		\
 	}
@@ -149,33 +150,20 @@ static int pcf50633_regulator_set_voltage(struct regulator_dev *rdev,
 	return pcf50633_reg_write(pcf, regnr, volt_bits);
 }
 
-static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
+static int pcf50633_regulator_voltage_value(enum pcf50633_regulator_id id,
+						u8 bits)
 {
-	struct pcf50633 *pcf;
-	int regulator_id, millivolts, volt_bits;
-	u8 regnr;
-
-	pcf = rdev_get_drvdata(rdev);;
+	int millivolts;
 
-	regulator_id = rdev_get_id(rdev);
-	if (regulator_id >= PCF50633_NUM_REGULATORS)
-		return -EINVAL;
-
-	regnr = pcf50633_regulator_registers[regulator_id];
-
-	volt_bits = pcf50633_reg_read(pcf, regnr);
-	if (volt_bits < 0)
-		return -1;
-
-	switch (regulator_id) {
+	switch (id) {
 	case PCF50633_REGULATOR_AUTO:
-		millivolts = auto_voltage_value(volt_bits);
+		millivolts = auto_voltage_value(bits);
 		break;
 	case PCF50633_REGULATOR_DOWN1:
-		millivolts = down_voltage_value(volt_bits);
+		millivolts = down_voltage_value(bits);
 		break;
 	case PCF50633_REGULATOR_DOWN2:
-		millivolts = down_voltage_value(volt_bits);
+		millivolts = down_voltage_value(bits);
 		break;
 	case PCF50633_REGULATOR_LDO1:
 	case PCF50633_REGULATOR_LDO2:
@@ -184,7 +172,7 @@ static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
 	case PCF50633_REGULATOR_LDO5:
 	case PCF50633_REGULATOR_LDO6:
 	case PCF50633_REGULATOR_HCLDO:
-		millivolts = ldo_voltage_value(volt_bits);
+		millivolts = ldo_voltage_value(bits);
 		break;
 	default:
 		return -EINVAL;
@@ -193,6 +181,49 @@ static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
 	return millivolts * 1000;
 }
 
+static int pcf50633_regulator_get_voltage(struct regulator_dev *rdev)
+{
+	struct pcf50633 *pcf;
+	int regulator_id;
+	u8 volt_bits, regnr;
+
+	pcf = rdev_get_drvdata(rdev);
+
+	regulator_id = rdev_get_id(rdev);
+	if (regulator_id >= PCF50633_NUM_REGULATORS)
+		return -EINVAL;
+
+	regnr = pcf50633_regulator_registers[regulator_id];
+
+	volt_bits = pcf50633_reg_read(pcf, regnr);
+
+	return pcf50633_regulator_voltage_value(regulator_id, volt_bits);
+}
+
+static int pcf50633_regulator_list_voltage(struct regulator_dev *rdev,
+						unsigned int index)
+{
+	struct pcf50633 *pcf;
+	int regulator_id;
+
+	pcf = rdev_get_drvdata(rdev);
+
+	regulator_id = rdev_get_id(rdev);
+
+	switch (regulator_id) {
+	case PCF50633_REGULATOR_AUTO:
+		index += 0x2f;
+		break;
+	case PCF50633_REGULATOR_HCLDO:
+		index += 0x01;
+		break;
+	default:
+		break;
+	}
+
+	return pcf50633_regulator_voltage_value(regulator_id, index);
+}
+
 static int pcf50633_regulator_enable(struct regulator_dev *rdev)
 {
 	struct pcf50633 *pcf = rdev_get_drvdata(rdev);
@@ -246,6 +277,7 @@ static int pcf50633_regulator_is_enabled(struct regulator_dev *rdev)
 static struct regulator_ops pcf50633_regulator_ops = {
 	.set_voltage = pcf50633_regulator_set_voltage,
 	.get_voltage = pcf50633_regulator_get_voltage,
+	.list_voltage = pcf50633_regulator_list_voltage,
 	.enable = pcf50633_regulator_enable,
 	.disable = pcf50633_regulator_disable,
 	.is_enabled = pcf50633_regulator_is_enabled,
@@ -253,27 +285,27 @@ static struct regulator_ops pcf50633_regulator_ops = {
 
 static struct regulator_desc regulators[] = {
 	[PCF50633_REGULATOR_AUTO] =
-		PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO),
+		PCF50633_REGULATOR("auto", PCF50633_REGULATOR_AUTO, 80),
 	[PCF50633_REGULATOR_DOWN1] =
-		PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1),
+		PCF50633_REGULATOR("down1", PCF50633_REGULATOR_DOWN1, 95),
 	[PCF50633_REGULATOR_DOWN2] =
-		PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2),
+		PCF50633_REGULATOR("down2", PCF50633_REGULATOR_DOWN2, 95),
 	[PCF50633_REGULATOR_LDO1] =
-		PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1),
+		PCF50633_REGULATOR("ldo1", PCF50633_REGULATOR_LDO1, 27),
 	[PCF50633_REGULATOR_LDO2] =
-		PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2),
+		PCF50633_REGULATOR("ldo2", PCF50633_REGULATOR_LDO2, 27),
 	[PCF50633_REGULATOR_LDO3] =
-		PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3),
+		PCF50633_REGULATOR("ldo3", PCF50633_REGULATOR_LDO3, 27),
 	[PCF50633_REGULATOR_LDO4] =
-		PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4),
+		PCF50633_REGULATOR("ldo4", PCF50633_REGULATOR_LDO4, 27),
 	[PCF50633_REGULATOR_LDO5] =
-		PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5),
+		PCF50633_REGULATOR("ldo5", PCF50633_REGULATOR_LDO5, 27),
 	[PCF50633_REGULATOR_LDO6] =
-		PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6),
+		PCF50633_REGULATOR("ldo6", PCF50633_REGULATOR_LDO6, 27),
 	[PCF50633_REGULATOR_HCLDO] =
-		PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO),
+		PCF50633_REGULATOR("hcldo", PCF50633_REGULATOR_HCLDO, 26),
 	[PCF50633_REGULATOR_MEMLDO] =
-		PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO),
+		PCF50633_REGULATOR("memldo", PCF50633_REGULATOR_MEMLDO, 0),
 };
 
 static int __devinit pcf50633_regulator_probe(struct platform_device *pdev)
diff --git a/drivers/regulator/tps65023-regulator.c b/drivers/regulator/tps65023-regulator.c
new file mode 100644
index 000000000000..07fda0a75adf
--- /dev/null
+++ b/drivers/regulator/tps65023-regulator.c
@@ -0,0 +1,632 @@
+/*
+ * tps65023-regulator.c
+ *
+ * Supports TPS65023 Regulator
+ *
+ * Copyright (C) 2009 Texas Instrument Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
+ * whether express or implied; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/i2c.h>
+#include <linux/delay.h>
+
+/* Register definitions */
+#define	TPS65023_REG_VERSION		0
+#define	TPS65023_REG_PGOODZ		1
+#define	TPS65023_REG_MASK		2
+#define	TPS65023_REG_REG_CTRL		3
+#define	TPS65023_REG_CON_CTRL		4
+#define	TPS65023_REG_CON_CTRL2		5
+#define	TPS65023_REG_DEF_CORE		6
+#define	TPS65023_REG_DEFSLEW		7
+#define	TPS65023_REG_LDO_CTRL		8
+
+/* PGOODZ bitfields */
+#define	TPS65023_PGOODZ_PWRFAILZ	BIT(7)
+#define	TPS65023_PGOODZ_LOWBATTZ	BIT(6)
+#define	TPS65023_PGOODZ_VDCDC1		BIT(5)
+#define	TPS65023_PGOODZ_VDCDC2		BIT(4)
+#define	TPS65023_PGOODZ_VDCDC3		BIT(3)
+#define	TPS65023_PGOODZ_LDO2		BIT(2)
+#define	TPS65023_PGOODZ_LDO1		BIT(1)
+
+/* MASK bitfields */
+#define	TPS65023_MASK_PWRFAILZ		BIT(7)
+#define	TPS65023_MASK_LOWBATTZ		BIT(6)
+#define	TPS65023_MASK_VDCDC1		BIT(5)
+#define	TPS65023_MASK_VDCDC2		BIT(4)
+#define	TPS65023_MASK_VDCDC3		BIT(3)
+#define	TPS65023_MASK_LDO2		BIT(2)
+#define	TPS65023_MASK_LDO1		BIT(1)
+
+/* REG_CTRL bitfields */
+#define TPS65023_REG_CTRL_VDCDC1_EN	BIT(5)
+#define TPS65023_REG_CTRL_VDCDC2_EN	BIT(4)
+#define TPS65023_REG_CTRL_VDCDC3_EN	BIT(3)
+#define TPS65023_REG_CTRL_LDO2_EN	BIT(2)
+#define TPS65023_REG_CTRL_LDO1_EN	BIT(1)
+
+/* LDO_CTRL bitfields */
+#define TPS65023_LDO_CTRL_LDOx_SHIFT(ldo_id)	((ldo_id)*4)
+#define TPS65023_LDO_CTRL_LDOx_MASK(ldo_id)	(0xF0 >> ((ldo_id)*4))
+
+/* Number of step-down converters available */
+#define TPS65023_NUM_DCDC		3
+/* Number of LDO voltage regulators  available */
+#define TPS65023_NUM_LDO		2
+/* Number of total regulators available */
+#define TPS65023_NUM_REGULATOR	(TPS65023_NUM_DCDC + TPS65023_NUM_LDO)
+
+/* DCDCs */
+#define TPS65023_DCDC_1			0
+#define TPS65023_DCDC_2			1
+#define TPS65023_DCDC_3			2
+/* LDOs */
+#define TPS65023_LDO_1			3
+#define TPS65023_LDO_2			4
+
+#define TPS65023_MAX_REG_ID		TPS65023_LDO_2
+
+/* Supported voltage values for regulators */
+static const u16 VDCDC1_VSEL_table[] = {
+	800, 825, 850, 875,
+	900, 925, 950, 975,
+	1000, 1025, 1050, 1075,
+	1100, 1125, 1150, 1175,
+	1200, 1225, 1250, 1275,
+	1300, 1325, 1350, 1375,
+	1400, 1425, 1450, 1475,
+	1500, 1525, 1550, 1600,
+};
+
+static const u16 LDO1_VSEL_table[] = {
+	1000, 1100, 1300, 1800,
+	2200, 2600, 2800, 3150,
+};
+
+static const u16 LDO2_VSEL_table[] = {
+	1050, 1200, 1300, 1800,
+	2500, 2800, 3000, 3300,
+};
+
+static unsigned int num_voltages[] = {ARRAY_SIZE(VDCDC1_VSEL_table),
+				0, 0, ARRAY_SIZE(LDO1_VSEL_table),
+				ARRAY_SIZE(LDO2_VSEL_table)};
+
+/* Regulator specific details */
+struct tps_info {
+	const char *name;
+	unsigned min_uV;
+	unsigned max_uV;
+	bool fixed;
+	u8 table_len;
+	const u16 *table;
+};
+
+/* PMIC details */
+struct tps_pmic {
+	struct regulator_desc desc[TPS65023_NUM_REGULATOR];
+	struct i2c_client *client;
+	struct regulator_dev *rdev[TPS65023_NUM_REGULATOR];
+	const struct tps_info *info[TPS65023_NUM_REGULATOR];
+	struct mutex io_lock;
+};
+
+static inline int tps_65023_read(struct tps_pmic *tps, u8 reg)
+{
+	return i2c_smbus_read_byte_data(tps->client, reg);
+}
+
+static inline int tps_65023_write(struct tps_pmic *tps, u8 reg, u8 val)
+{
+	return i2c_smbus_write_byte_data(tps->client, reg, val);
+}
+
+static int tps_65023_set_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+{
+	int err, data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_65023_read(tps, reg);
+	if (data < 0) {
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+		err = data;
+		goto out;
+	}
+
+	data |= mask;
+	err = tps_65023_write(tps, reg, data);
+	if (err)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+out:
+	mutex_unlock(&tps->io_lock);
+	return err;
+}
+
+static int tps_65023_clear_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+{
+	int err, data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_65023_read(tps, reg);
+	if (data < 0) {
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+		err = data;
+		goto out;
+	}
+
+	data &= ~mask;
+
+	err = tps_65023_write(tps, reg, data);
+	if (err)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+out:
+	mutex_unlock(&tps->io_lock);
+	return err;
+
+}
+
+static int tps_65023_reg_read(struct tps_pmic *tps, u8 reg)
+{
+	int data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_65023_read(tps, reg);
+	if (data < 0)
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+
+	mutex_unlock(&tps->io_lock);
+	return data;
+}
+
+static int tps_65023_reg_write(struct tps_pmic *tps, u8 reg, u8 val)
+{
+	int err;
+
+	mutex_lock(&tps->io_lock);
+
+	err = tps_65023_write(tps, reg, val);
+	if (err < 0)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+	mutex_unlock(&tps->io_lock);
+	return err;
+}
+
+static int tps65023_dcdc_is_enabled(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS65023_NUM_REGULATOR - dcdc;
+	data = tps_65023_reg_read(tps, TPS65023_REG_REG_CTRL);
+
+	if (data < 0)
+		return data;
+	else
+		return (data & 1<<shift) ? 1 : 0;
+}
+
+static int tps65023_ldo_is_enabled(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
+	data = tps_65023_reg_read(tps, TPS65023_REG_REG_CTRL);
+
+	if (data < 0)
+		return data;
+	else
+		return (data & 1<<shift) ? 1 : 0;
+}
+
+static int tps65023_dcdc_enable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS65023_NUM_REGULATOR - dcdc;
+	return tps_65023_set_bits(tps, TPS65023_REG_REG_CTRL, 1 << shift);
+}
+
+static int tps65023_dcdc_disable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS65023_NUM_REGULATOR - dcdc;
+	return tps_65023_clear_bits(tps, TPS65023_REG_REG_CTRL, 1 << shift);
+}
+
+static int tps65023_ldo_enable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
+	return tps_65023_set_bits(tps, TPS65023_REG_REG_CTRL, 1 << shift);
+}
+
+static int tps65023_ldo_disable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	shift = (ldo == TPS65023_LDO_1 ? 1 : 2);
+	return tps_65023_clear_bits(tps, TPS65023_REG_REG_CTRL, 1 << shift);
+}
+
+static int tps65023_dcdc_get_voltage(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, dcdc = rdev_get_id(dev);
+
+	if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
+		return -EINVAL;
+
+	if (dcdc == TPS65023_DCDC_1) {
+		data = tps_65023_reg_read(tps, TPS65023_REG_DEF_CORE);
+		if (data < 0)
+			return data;
+		data &= (tps->info[dcdc]->table_len - 1);
+		return tps->info[dcdc]->table[data] * 1000;
+	} else
+		return tps->info[dcdc]->min_uV;
+}
+
+static int tps65023_dcdc_set_voltage(struct regulator_dev *dev,
+				int min_uV, int max_uV)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+	int vsel;
+
+	if (dcdc != TPS65023_DCDC_1)
+		return -EINVAL;
+
+	if (min_uV < tps->info[dcdc]->min_uV
+			|| min_uV > tps->info[dcdc]->max_uV)
+		return -EINVAL;
+	if (max_uV < tps->info[dcdc]->min_uV
+			|| max_uV > tps->info[dcdc]->max_uV)
+		return -EINVAL;
+
+	for (vsel = 0; vsel < tps->info[dcdc]->table_len; vsel++) {
+		int mV = tps->info[dcdc]->table[vsel];
+		int uV = mV * 1000;
+
+		/* Break at the first in-range value */
+		if (min_uV <= uV && uV <= max_uV)
+			break;
+	}
+
+	/* write to the register in case we found a match */
+	if (vsel == tps->info[dcdc]->table_len)
+		return -EINVAL;
+	else
+		return tps_65023_reg_write(tps, TPS65023_REG_DEF_CORE, vsel);
+}
+
+static int tps65023_ldo_get_voltage(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, ldo = rdev_get_id(dev);
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	data = tps_65023_reg_read(tps, TPS65023_REG_LDO_CTRL);
+	if (data < 0)
+		return data;
+
+	data >>= (TPS65023_LDO_CTRL_LDOx_SHIFT(ldo - TPS65023_LDO_1));
+	data &= (tps->info[ldo]->table_len - 1);
+	return tps->info[ldo]->table[data] * 1000;
+}
+
+static int tps65023_ldo_set_voltage(struct regulator_dev *dev,
+				int min_uV, int max_uV)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, vsel, ldo = rdev_get_id(dev);
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	if (min_uV < tps->info[ldo]->min_uV || min_uV > tps->info[ldo]->max_uV)
+		return -EINVAL;
+	if (max_uV < tps->info[ldo]->min_uV || max_uV > tps->info[ldo]->max_uV)
+		return -EINVAL;
+
+	for (vsel = 0; vsel < tps->info[ldo]->table_len; vsel++) {
+		int mV = tps->info[ldo]->table[vsel];
+		int uV = mV * 1000;
+
+		/* Break at the first in-range value */
+		if (min_uV <= uV && uV <= max_uV)
+			break;
+	}
+
+	if (vsel == tps->info[ldo]->table_len)
+		return -EINVAL;
+
+	data = tps_65023_reg_read(tps, TPS65023_REG_LDO_CTRL);
+	if (data < 0)
+		return data;
+
+	data &= TPS65023_LDO_CTRL_LDOx_MASK(ldo - TPS65023_LDO_1);
+	data |= (vsel << (TPS65023_LDO_CTRL_LDOx_SHIFT(ldo - TPS65023_LDO_1)));
+	return tps_65023_reg_write(tps, TPS65023_REG_LDO_CTRL, data);
+}
+
+static int tps65023_dcdc_list_voltage(struct regulator_dev *dev,
+					unsigned selector)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+
+	if (dcdc < TPS65023_DCDC_1 || dcdc > TPS65023_DCDC_3)
+		return -EINVAL;
+
+	if (dcdc == TPS65023_DCDC_1) {
+		if (selector >= tps->info[dcdc]->table_len)
+			return -EINVAL;
+		else
+			return tps->info[dcdc]->table[selector] * 1000;
+	} else
+		return tps->info[dcdc]->min_uV;
+}
+
+static int tps65023_ldo_list_voltage(struct regulator_dev *dev,
+					unsigned selector)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+
+	if (ldo < TPS65023_LDO_1 || ldo > TPS65023_LDO_2)
+		return -EINVAL;
+
+	if (selector >= tps->info[ldo]->table_len)
+		return -EINVAL;
+	else
+		return tps->info[ldo]->table[selector] * 1000;
+}
+
+/* Operations permitted on VDCDCx */
+static struct regulator_ops tps65023_dcdc_ops = {
+	.is_enabled = tps65023_dcdc_is_enabled,
+	.enable = tps65023_dcdc_enable,
+	.disable = tps65023_dcdc_disable,
+	.get_voltage = tps65023_dcdc_get_voltage,
+	.set_voltage = tps65023_dcdc_set_voltage,
+	.list_voltage = tps65023_dcdc_list_voltage,
+};
+
+/* Operations permitted on LDOx */
+static struct regulator_ops tps65023_ldo_ops = {
+	.is_enabled = tps65023_ldo_is_enabled,
+	.enable = tps65023_ldo_enable,
+	.disable = tps65023_ldo_disable,
+	.get_voltage = tps65023_ldo_get_voltage,
+	.set_voltage = tps65023_ldo_set_voltage,
+	.list_voltage = tps65023_ldo_list_voltage,
+};
+
+static
+int tps_65023_probe(struct i2c_client *client, const struct i2c_device_id *id)
+{
+	static int desc_id;
+	const struct tps_info *info = (void *)id->driver_data;
+	struct regulator_init_data *init_data;
+	struct regulator_dev *rdev;
+	struct tps_pmic *tps;
+	int i;
+
+	if (!i2c_check_functionality(client->adapter, I2C_FUNC_SMBUS_BYTE_DATA))
+		return -EIO;
+
+	/**
+	 * init_data points to array of regulator_init structures
+	 * coming from the board-evm file.
+	 */
+	init_data = client->dev.platform_data;
+
+	if (!init_data)
+		return -EIO;
+
+	tps = kzalloc(sizeof(*tps), GFP_KERNEL);
+	if (!tps)
+		return -ENOMEM;
+
+	mutex_init(&tps->io_lock);
+
+	/* common for all regulators */
+	tps->client = client;
+
+	for (i = 0; i < TPS65023_NUM_REGULATOR; i++, info++, init_data++) {
+		/* Store regulator specific information */
+		tps->info[i] = info;
+
+		tps->desc[i].name = info->name;
+		tps->desc[i].id = desc_id++;
+		tps->desc[i].n_voltages = num_voltages[i];
+		tps->desc[i].ops = (i > TPS65023_DCDC_3 ?
+					&tps65023_ldo_ops : &tps65023_dcdc_ops);
+		tps->desc[i].type = REGULATOR_VOLTAGE;
+		tps->desc[i].owner = THIS_MODULE;
+
+		/* Register the regulators */
+		rdev = regulator_register(&tps->desc[i], &client->dev,
+								init_data, tps);
+		if (IS_ERR(rdev)) {
+			dev_err(&client->dev, "failed to register %s\n",
+				id->name);
+
+			/* Unregister */
+			while (i)
+				regulator_unregister(tps->rdev[--i]);
+
+			tps->client = NULL;
+
+			/* clear the client data in i2c */
+			i2c_set_clientdata(client, NULL);
+			kfree(tps);
+			return PTR_ERR(rdev);
+		}
+
+		/* Save regulator for cleanup */
+		tps->rdev[i] = rdev;
+	}
+
+	i2c_set_clientdata(client, tps);
+
+	return 0;
+}
+
+/**
+ * tps_65023_remove - TPS65023 driver i2c remove handler
+ * @client: i2c driver client device structure
+ *
+ * Unregister TPS driver as an i2c client device driver
+ */
+static int __devexit tps_65023_remove(struct i2c_client *client)
+{
+	struct tps_pmic *tps = i2c_get_clientdata(client);
+	int i;
+
+	for (i = 0; i < TPS65023_NUM_REGULATOR; i++)
+		regulator_unregister(tps->rdev[i]);
+
+	tps->client = NULL;
+
+	/* clear the client data in i2c */
+	i2c_set_clientdata(client, NULL);
+	kfree(tps);
+
+	return 0;
+}
+
+static const struct tps_info tps65023_regs[] = {
+	{
+		.name = "VDCDC1",
+		.min_uV =  800000,
+		.max_uV = 1600000,
+		.table_len = ARRAY_SIZE(VDCDC1_VSEL_table),
+		.table = VDCDC1_VSEL_table,
+	},
+	{
+		.name = "VDCDC2",
+		.min_uV =  3300000,
+		.max_uV = 3300000,
+		.fixed = 1,
+	},
+	{
+		.name = "VDCDC3",
+		.min_uV =  1800000,
+		.max_uV = 1800000,
+		.fixed = 1,
+	},
+	{
+		.name = "LDO1",
+		.min_uV = 1000000,
+		.max_uV = 3150000,
+		.table_len = ARRAY_SIZE(LDO1_VSEL_table),
+		.table = LDO1_VSEL_table,
+	},
+	{
+		.name = "LDO2",
+		.min_uV = 1050000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(LDO2_VSEL_table),
+		.table = LDO2_VSEL_table,
+	},
+};
+
+static const struct i2c_device_id tps_65023_id[] = {
+	{.name = "tps65023",
+	.driver_data = (unsigned long) tps65023_regs,},
+	{ },
+};
+
+MODULE_DEVICE_TABLE(i2c, tps_65023_id);
+
+static struct i2c_driver tps_65023_i2c_driver = {
+	.driver = {
+		.name = "tps65023",
+		.owner = THIS_MODULE,
+	},
+	.probe = tps_65023_probe,
+	.remove = __devexit_p(tps_65023_remove),
+	.id_table = tps_65023_id,
+};
+
+/**
+ * tps_65023_init
+ *
+ * Module init function
+ */
+static int __init tps_65023_init(void)
+{
+	return i2c_add_driver(&tps_65023_i2c_driver);
+}
+subsys_initcall(tps_65023_init);
+
+/**
+ * tps_65023_cleanup
+ *
+ * Module exit function
+ */
+static void __exit tps_65023_cleanup(void)
+{
+	i2c_del_driver(&tps_65023_i2c_driver);
+}
+module_exit(tps_65023_cleanup);
+
+MODULE_AUTHOR("Texas Instruments");
+MODULE_DESCRIPTION("TPS65023 voltage regulator driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/regulator/tps6507x-regulator.c b/drivers/regulator/tps6507x-regulator.c
new file mode 100644
index 000000000000..f8a6dfbef751
--- /dev/null
+++ b/drivers/regulator/tps6507x-regulator.c
@@ -0,0 +1,714 @@
+/*
+ * tps6507x-regulator.c
+ *
+ * Regulator driver for TPS65073 PMIC
+ *
+ * Copyright (C) 2009 Texas Instrument Incorporated - http://www.ti.com/
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation version 2.
+ *
+ * This program is distributed "as is" WITHOUT ANY WARRANTY of any kind,
+ * whether express or implied; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/err.h>
+#include <linux/platform_device.h>
+#include <linux/regulator/driver.h>
+#include <linux/regulator/machine.h>
+#include <linux/i2c.h>
+#include <linux/delay.h>
+
+/* Register definitions */
+#define	TPS6507X_REG_PPATH1				0X01
+#define	TPS6507X_REG_INT				0X02
+#define	TPS6507X_REG_CHGCONFIG0				0X03
+#define	TPS6507X_REG_CHGCONFIG1				0X04
+#define	TPS6507X_REG_CHGCONFIG2				0X05
+#define	TPS6507X_REG_CHGCONFIG3				0X06
+#define	TPS6507X_REG_REG_ADCONFIG			0X07
+#define	TPS6507X_REG_TSCMODE				0X08
+#define	TPS6507X_REG_ADRESULT_1				0X09
+#define	TPS6507X_REG_ADRESULT_2				0X0A
+#define	TPS6507X_REG_PGOOD				0X0B
+#define	TPS6507X_REG_PGOODMASK				0X0C
+#define	TPS6507X_REG_CON_CTRL1				0X0D
+#define	TPS6507X_REG_CON_CTRL2				0X0E
+#define	TPS6507X_REG_CON_CTRL3				0X0F
+#define	TPS6507X_REG_DEFDCDC1				0X10
+#define	TPS6507X_REG_DEFDCDC2_LOW			0X11
+#define	TPS6507X_REG_DEFDCDC2_HIGH			0X12
+#define	TPS6507X_REG_DEFDCDC3_LOW			0X13
+#define	TPS6507X_REG_DEFDCDC3_HIGH			0X14
+#define	TPS6507X_REG_DEFSLEW				0X15
+#define	TPS6507X_REG_LDO_CTRL1				0X16
+#define	TPS6507X_REG_DEFLDO2				0X17
+#define	TPS6507X_REG_WLED_CTRL1				0X18
+#define	TPS6507X_REG_WLED_CTRL2				0X19
+
+/* CON_CTRL1 bitfields */
+#define	TPS6507X_CON_CTRL1_DCDC1_ENABLE		BIT(4)
+#define	TPS6507X_CON_CTRL1_DCDC2_ENABLE		BIT(3)
+#define	TPS6507X_CON_CTRL1_DCDC3_ENABLE		BIT(2)
+#define	TPS6507X_CON_CTRL1_LDO1_ENABLE		BIT(1)
+#define	TPS6507X_CON_CTRL1_LDO2_ENABLE		BIT(0)
+
+/* DEFDCDC1 bitfields */
+#define TPS6507X_DEFDCDC1_DCDC1_EXT_ADJ_EN	BIT(7)
+#define TPS6507X_DEFDCDC1_DCDC1_MASK		0X3F
+
+/* DEFDCDC2_LOW bitfields */
+#define TPS6507X_DEFDCDC2_LOW_DCDC2_MASK	0X3F
+
+/* DEFDCDC2_HIGH bitfields */
+#define TPS6507X_DEFDCDC2_HIGH_DCDC2_MASK	0X3F
+
+/* DEFDCDC3_LOW bitfields */
+#define TPS6507X_DEFDCDC3_LOW_DCDC3_MASK	0X3F
+
+/* DEFDCDC3_HIGH bitfields */
+#define TPS6507X_DEFDCDC3_HIGH_DCDC3_MASK	0X3F
+
+/* TPS6507X_REG_LDO_CTRL1 bitfields */
+#define TPS6507X_REG_LDO_CTRL1_LDO1_MASK	0X0F
+
+/* TPS6507X_REG_DEFLDO2 bitfields */
+#define TPS6507X_REG_DEFLDO2_LDO2_MASK		0X3F
+
+/* VDCDC MASK */
+#define TPS6507X_DEFDCDCX_DCDC_MASK		0X3F
+
+/* DCDC's */
+#define TPS6507X_DCDC_1				0
+#define TPS6507X_DCDC_2				1
+#define TPS6507X_DCDC_3				2
+/* LDOs */
+#define TPS6507X_LDO_1				3
+#define TPS6507X_LDO_2				4
+
+#define TPS6507X_MAX_REG_ID			TPS6507X_LDO_2
+
+/* Number of step-down converters available */
+#define TPS6507X_NUM_DCDC			3
+/* Number of LDO voltage regulators  available */
+#define TPS6507X_NUM_LDO			2
+/* Number of total regulators available */
+#define TPS6507X_NUM_REGULATOR		(TPS6507X_NUM_DCDC + TPS6507X_NUM_LDO)
+
+/* Supported voltage values for regulators (in milliVolts) */
+static const u16 VDCDCx_VSEL_table[] = {
+	725, 750, 775, 800,
+	825, 850, 875, 900,
+	925, 950, 975, 1000,
+	1025, 1050, 1075, 1100,
+	1125, 1150, 1175, 1200,
+	1225, 1250, 1275, 1300,
+	1325, 1350, 1375, 1400,
+	1425, 1450, 1475, 1500,
+	1550, 1600, 1650, 1700,
+	1750, 1800, 1850, 1900,
+	1950, 2000, 2050, 2100,
+	2150, 2200, 2250, 2300,
+	2350, 2400, 2450, 2500,
+	2550, 2600, 2650, 2700,
+	2750, 2800, 2850, 2900,
+	3000, 3100, 3200, 3300,
+};
+
+static const u16 LDO1_VSEL_table[] = {
+	1000, 1100, 1200, 1250,
+	1300, 1350, 1400, 1500,
+	1600, 1800, 2500, 2750,
+	2800, 3000, 3100, 3300,
+};
+
+static const u16 LDO2_VSEL_table[] = {
+	725, 750, 775, 800,
+	825, 850, 875, 900,
+	925, 950, 975, 1000,
+	1025, 1050, 1075, 1100,
+	1125, 1150, 1175, 1200,
+	1225, 1250, 1275, 1300,
+	1325, 1350, 1375, 1400,
+	1425, 1450, 1475, 1500,
+	1550, 1600, 1650, 1700,
+	1750, 1800, 1850, 1900,
+	1950, 2000, 2050, 2100,
+	2150, 2200, 2250, 2300,
+	2350, 2400, 2450, 2500,
+	2550, 2600, 2650, 2700,
+	2750, 2800, 2850, 2900,
+	3000, 3100, 3200, 3300,
+};
+
+static unsigned int num_voltages[] = {ARRAY_SIZE(VDCDCx_VSEL_table),
+				ARRAY_SIZE(VDCDCx_VSEL_table),
+				ARRAY_SIZE(VDCDCx_VSEL_table),
+				ARRAY_SIZE(LDO1_VSEL_table),
+				ARRAY_SIZE(LDO2_VSEL_table)};
+
+struct tps_info {
+	const char *name;
+	unsigned min_uV;
+	unsigned max_uV;
+	u8 table_len;
+	const u16 *table;
+};
+
+struct tps_pmic {
+	struct regulator_desc desc[TPS6507X_NUM_REGULATOR];
+	struct i2c_client *client;
+	struct regulator_dev *rdev[TPS6507X_NUM_REGULATOR];
+	const struct tps_info *info[TPS6507X_NUM_REGULATOR];
+	struct mutex io_lock;
+};
+
+static inline int tps_6507x_read(struct tps_pmic *tps, u8 reg)
+{
+	return i2c_smbus_read_byte_data(tps->client, reg);
+}
+
+static inline int tps_6507x_write(struct tps_pmic *tps, u8 reg, u8 val)
+{
+	return i2c_smbus_write_byte_data(tps->client, reg, val);
+}
+
+static int tps_6507x_set_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+{
+	int err, data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_6507x_read(tps, reg);
+	if (data < 0) {
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+		err = data;
+		goto out;
+	}
+
+	data |= mask;
+	err = tps_6507x_write(tps, reg, data);
+	if (err)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+out:
+	mutex_unlock(&tps->io_lock);
+	return err;
+}
+
+static int tps_6507x_clear_bits(struct tps_pmic *tps, u8 reg, u8 mask)
+{
+	int err, data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_6507x_read(tps, reg);
+	if (data < 0) {
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+		err = data;
+		goto out;
+	}
+
+	data &= ~mask;
+	err = tps_6507x_write(tps, reg, data);
+	if (err)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+out:
+	mutex_unlock(&tps->io_lock);
+	return err;
+}
+
+static int tps_6507x_reg_read(struct tps_pmic *tps, u8 reg)
+{
+	int data;
+
+	mutex_lock(&tps->io_lock);
+
+	data = tps_6507x_read(tps, reg);
+	if (data < 0)
+		dev_err(&tps->client->dev, "Read from reg 0x%x failed\n", reg);
+
+	mutex_unlock(&tps->io_lock);
+	return data;
+}
+
+static int tps_6507x_reg_write(struct tps_pmic *tps, u8 reg, u8 val)
+{
+	int err;
+
+	mutex_lock(&tps->io_lock);
+
+	err = tps_6507x_write(tps, reg, val);
+	if (err < 0)
+		dev_err(&tps->client->dev, "Write for reg 0x%x failed\n", reg);
+
+	mutex_unlock(&tps->io_lock);
+	return err;
+}
+
+static int tps6507x_dcdc_is_enabled(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - dcdc;
+	data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1);
+
+	if (data < 0)
+		return data;
+	else
+		return (data & 1<<shift) ? 1 : 0;
+}
+
+static int tps6507x_ldo_is_enabled(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - ldo;
+	data = tps_6507x_reg_read(tps, TPS6507X_REG_CON_CTRL1);
+
+	if (data < 0)
+		return data;
+	else
+		return (data & 1<<shift) ? 1 : 0;
+}
+
+static int tps6507x_dcdc_enable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - dcdc;
+	return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+}
+
+static int tps6507x_dcdc_disable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+	u8 shift;
+
+	if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - dcdc;
+	return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+}
+
+static int tps6507x_ldo_enable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - ldo;
+	return tps_6507x_set_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+}
+
+static int tps6507x_ldo_disable(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+	u8 shift;
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+
+	shift = TPS6507X_MAX_REG_ID - ldo;
+	return tps_6507x_clear_bits(tps, TPS6507X_REG_CON_CTRL1, 1 << shift);
+}
+
+static int tps6507x_dcdc_get_voltage(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, dcdc = rdev_get_id(dev);
+	u8 reg;
+
+	switch (dcdc) {
+	case TPS6507X_DCDC_1:
+		reg = TPS6507X_REG_DEFDCDC1;
+		break;
+	case TPS6507X_DCDC_2:
+		reg = TPS6507X_REG_DEFDCDC2_LOW;
+		break;
+	case TPS6507X_DCDC_3:
+		reg = TPS6507X_REG_DEFDCDC3_LOW;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	data = tps_6507x_reg_read(tps, reg);
+	if (data < 0)
+		return data;
+
+	data &= TPS6507X_DEFDCDCX_DCDC_MASK;
+	return tps->info[dcdc]->table[data] * 1000;
+}
+
+static int tps6507x_dcdc_set_voltage(struct regulator_dev *dev,
+				int min_uV, int max_uV)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, vsel, dcdc = rdev_get_id(dev);
+	u8 reg;
+
+	switch (dcdc) {
+	case TPS6507X_DCDC_1:
+		reg = TPS6507X_REG_DEFDCDC1;
+		break;
+	case TPS6507X_DCDC_2:
+		reg = TPS6507X_REG_DEFDCDC2_LOW;
+		break;
+	case TPS6507X_DCDC_3:
+		reg = TPS6507X_REG_DEFDCDC3_LOW;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (min_uV < tps->info[dcdc]->min_uV
+		|| min_uV > tps->info[dcdc]->max_uV)
+		return -EINVAL;
+	if (max_uV < tps->info[dcdc]->min_uV
+		|| max_uV > tps->info[dcdc]->max_uV)
+		return -EINVAL;
+
+	for (vsel = 0; vsel < tps->info[dcdc]->table_len; vsel++) {
+		int mV = tps->info[dcdc]->table[vsel];
+		int uV = mV * 1000;
+
+		/* Break at the first in-range value */
+		if (min_uV <= uV && uV <= max_uV)
+			break;
+	}
+
+	/* write to the register in case we found a match */
+	if (vsel == tps->info[dcdc]->table_len)
+		return -EINVAL;
+
+	data = tps_6507x_reg_read(tps, reg);
+	if (data < 0)
+		return data;
+
+	data &= ~TPS6507X_DEFDCDCX_DCDC_MASK;
+	data |= vsel;
+
+	return tps_6507x_reg_write(tps, reg, data);
+}
+
+static int tps6507x_ldo_get_voltage(struct regulator_dev *dev)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, ldo = rdev_get_id(dev);
+	u8 reg, mask;
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+	else {
+		reg = (ldo == TPS6507X_LDO_1 ?
+			TPS6507X_REG_LDO_CTRL1 : TPS6507X_REG_DEFLDO2);
+		mask = (ldo == TPS6507X_LDO_1 ?
+			TPS6507X_REG_LDO_CTRL1_LDO1_MASK :
+				TPS6507X_REG_DEFLDO2_LDO2_MASK);
+	}
+
+	data = tps_6507x_reg_read(tps, reg);
+	if (data < 0)
+		return data;
+
+	data &= mask;
+	return tps->info[ldo]->table[data] * 1000;
+}
+
+static int tps6507x_ldo_set_voltage(struct regulator_dev *dev,
+				int min_uV, int max_uV)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int data, vsel, ldo = rdev_get_id(dev);
+	u8 reg, mask;
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+	else {
+		reg = (ldo == TPS6507X_LDO_1 ?
+			TPS6507X_REG_LDO_CTRL1 : TPS6507X_REG_DEFLDO2);
+		mask = (ldo == TPS6507X_LDO_1 ?
+			TPS6507X_REG_LDO_CTRL1_LDO1_MASK :
+				TPS6507X_REG_DEFLDO2_LDO2_MASK);
+	}
+
+	if (min_uV < tps->info[ldo]->min_uV || min_uV > tps->info[ldo]->max_uV)
+		return -EINVAL;
+	if (max_uV < tps->info[ldo]->min_uV || max_uV > tps->info[ldo]->max_uV)
+		return -EINVAL;
+
+	for (vsel = 0; vsel < tps->info[ldo]->table_len; vsel++) {
+		int mV = tps->info[ldo]->table[vsel];
+		int uV = mV * 1000;
+
+		/* Break at the first in-range value */
+		if (min_uV <= uV && uV <= max_uV)
+			break;
+	}
+
+	if (vsel == tps->info[ldo]->table_len)
+		return -EINVAL;
+
+	data = tps_6507x_reg_read(tps, reg);
+	if (data < 0)
+		return data;
+
+	data &= ~mask;
+	data |= vsel;
+
+	return tps_6507x_reg_write(tps, reg, data);
+}
+
+static int tps6507x_dcdc_list_voltage(struct regulator_dev *dev,
+					unsigned selector)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int dcdc = rdev_get_id(dev);
+
+	if (dcdc < TPS6507X_DCDC_1 || dcdc > TPS6507X_DCDC_3)
+		return -EINVAL;
+
+	if (selector >= tps->info[dcdc]->table_len)
+		return -EINVAL;
+	else
+		return tps->info[dcdc]->table[selector] * 1000;
+}
+
+static int tps6507x_ldo_list_voltage(struct regulator_dev *dev,
+					unsigned selector)
+{
+	struct tps_pmic *tps = rdev_get_drvdata(dev);
+	int ldo = rdev_get_id(dev);
+
+	if (ldo < TPS6507X_LDO_1 || ldo > TPS6507X_LDO_2)
+		return -EINVAL;
+
+	if (selector >= tps->info[ldo]->table_len)
+		return -EINVAL;
+	else
+		return tps->info[ldo]->table[selector] * 1000;
+}
+
+/* Operations permitted on VDCDCx */
+static struct regulator_ops tps6507x_dcdc_ops = {
+	.is_enabled = tps6507x_dcdc_is_enabled,
+	.enable = tps6507x_dcdc_enable,
+	.disable = tps6507x_dcdc_disable,
+	.get_voltage = tps6507x_dcdc_get_voltage,
+	.set_voltage = tps6507x_dcdc_set_voltage,
+	.list_voltage = tps6507x_dcdc_list_voltage,
+};
+
+/* Operations permitted on LDOx */
+static struct regulator_ops tps6507x_ldo_ops = {
+	.is_enabled = tps6507x_ldo_is_enabled,
+	.enable = tps6507x_ldo_enable,
+	.disable = tps6507x_ldo_disable,
+	.get_voltage = tps6507x_ldo_get_voltage,
+	.set_voltage = tps6507x_ldo_set_voltage,
+	.list_voltage = tps6507x_ldo_list_voltage,
+};
+
+static
+int tps_6507x_probe(struct i2c_client *client, const struct i2c_device_id *id)
+{
+	static int desc_id;
+	const struct tps_info *info = (void *)id->driver_data;
+	struct regulator_init_data *init_data;
+	struct regulator_dev *rdev;
+	struct tps_pmic *tps;
+	int i;
+
+	if (!i2c_check_functionality(client->adapter,
+				I2C_FUNC_SMBUS_BYTE_DATA))
+		return -EIO;
+
+	/**
+	 * init_data points to array of regulator_init structures
+	 * coming from the board-evm file.
+	 */
+	init_data = client->dev.platform_data;
+
+	if (!init_data)
+		return -EIO;
+
+	tps = kzalloc(sizeof(*tps), GFP_KERNEL);
+	if (!tps)
+		return -ENOMEM;
+
+	mutex_init(&tps->io_lock);
+
+	/* common for all regulators */
+	tps->client = client;
+
+	for (i = 0; i < TPS6507X_NUM_REGULATOR; i++, info++, init_data++) {
+		/* Register the regulators */
+		tps->info[i] = info;
+		tps->desc[i].name = info->name;
+		tps->desc[i].id = desc_id++;
+		tps->desc[i].n_voltages = num_voltages[i];
+		tps->desc[i].ops = (i > TPS6507X_DCDC_3 ?
+				&tps6507x_ldo_ops : &tps6507x_dcdc_ops);
+		tps->desc[i].type = REGULATOR_VOLTAGE;
+		tps->desc[i].owner = THIS_MODULE;
+
+		rdev = regulator_register(&tps->desc[i],
+					&client->dev, init_data, tps);
+		if (IS_ERR(rdev)) {
+			dev_err(&client->dev, "failed to register %s\n",
+				id->name);
+
+			/* Unregister */
+			while (i)
+				regulator_unregister(tps->rdev[--i]);
+
+			tps->client = NULL;
+
+			/* clear the client data in i2c */
+			i2c_set_clientdata(client, NULL);
+
+			kfree(tps);
+			return PTR_ERR(rdev);
+		}
+
+		/* Save regulator for cleanup */
+		tps->rdev[i] = rdev;
+	}
+
+	i2c_set_clientdata(client, tps);
+
+	return 0;
+}
+
+/**
+ * tps_6507x_remove - TPS6507x driver i2c remove handler
+ * @client: i2c driver client device structure
+ *
+ * Unregister TPS driver as an i2c client device driver
+ */
+static int __devexit tps_6507x_remove(struct i2c_client *client)
+{
+	struct tps_pmic *tps = i2c_get_clientdata(client);
+	int i;
+
+	for (i = 0; i < TPS6507X_NUM_REGULATOR; i++)
+		regulator_unregister(tps->rdev[i]);
+
+	tps->client = NULL;
+
+	/* clear the client data in i2c */
+	i2c_set_clientdata(client, NULL);
+	kfree(tps);
+
+	return 0;
+}
+
+static const struct tps_info tps6507x_regs[] = {
+	{
+		.name = "VDCDC1",
+		.min_uV = 725000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+		.table = VDCDCx_VSEL_table,
+	},
+	{
+		.name = "VDCDC2",
+		.min_uV = 725000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+		.table = VDCDCx_VSEL_table,
+	},
+	{
+		.name = "VDCDC3",
+		.min_uV = 725000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(VDCDCx_VSEL_table),
+		.table = VDCDCx_VSEL_table,
+	},
+	{
+		.name = "LDO1",
+		.min_uV = 1000000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(LDO1_VSEL_table),
+		.table = LDO1_VSEL_table,
+	},
+	{
+		.name = "LDO2",
+		.min_uV = 725000,
+		.max_uV = 3300000,
+		.table_len = ARRAY_SIZE(LDO2_VSEL_table),
+		.table = LDO2_VSEL_table,
+	},
+};
+
+static const struct i2c_device_id tps_6507x_id[] = {
+	{.name = "tps6507x",
+	.driver_data = (unsigned long) tps6507x_regs,},
+	{ },
+};
+MODULE_DEVICE_TABLE(i2c, tps_6507x_id);
+
+static struct i2c_driver tps_6507x_i2c_driver = {
+	.driver = {
+		.name = "tps6507x",
+		.owner = THIS_MODULE,
+	},
+	.probe = tps_6507x_probe,
+	.remove = __devexit_p(tps_6507x_remove),
+	.id_table = tps_6507x_id,
+};
+
+/**
+ * tps_6507x_init
+ *
+ * Module init function
+ */
+static int __init tps_6507x_init(void)
+{
+	return i2c_add_driver(&tps_6507x_i2c_driver);
+}
+subsys_initcall(tps_6507x_init);
+
+/**
+ * tps_6507x_cleanup
+ *
+ * Module exit function
+ */
+static void __exit tps_6507x_cleanup(void)
+{
+	i2c_del_driver(&tps_6507x_i2c_driver);
+}
+module_exit(tps_6507x_cleanup);
+
+MODULE_AUTHOR("Texas Instruments");
+MODULE_DESCRIPTION("TPS6507x voltage regulator driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/regulator/userspace-consumer.c b/drivers/regulator/userspace-consumer.c
index 06d2fa96a8b4..44917da4ac97 100644
--- a/drivers/regulator/userspace-consumer.c
+++ b/drivers/regulator/userspace-consumer.c
@@ -93,16 +93,21 @@ static ssize_t reg_set_state(struct device *dev, struct device_attribute *attr,
 static DEVICE_ATTR(name, 0444, reg_show_name, NULL);
 static DEVICE_ATTR(state, 0644, reg_show_state, reg_set_state);
 
-static struct device_attribute *attributes[] = {
-	&dev_attr_name,
-	&dev_attr_state,
+static struct attribute *attributes[] = {
+	&dev_attr_name.attr,
+	&dev_attr_state.attr,
+	NULL,
+};
+
+static const struct attribute_group attr_group = {
+	.attrs	= attributes,
 };
 
 static int regulator_userspace_consumer_probe(struct platform_device *pdev)
 {
 	struct regulator_userspace_consumer_data *pdata;
 	struct userspace_consumer_data *drvdata;
-	int ret, i;
+	int ret;
 
 	pdata = pdev->dev.platform_data;
 	if (!pdata)
@@ -125,31 +130,29 @@ static int regulator_userspace_consumer_probe(struct platform_device *pdev)
 		goto err_alloc_supplies;
 	}
 
-	for (i = 0; i < ARRAY_SIZE(attributes); i++) {
-		ret = device_create_file(&pdev->dev, attributes[i]);
-		if (ret != 0)
-			goto err_create_attrs;
-	}
+	ret = sysfs_create_group(&pdev->dev.kobj, &attr_group);
+	if (ret != 0)
+		goto err_create_attrs;
 
-	if (pdata->init_on)
+	if (pdata->init_on) {
 		ret = regulator_bulk_enable(drvdata->num_supplies,
 					    drvdata->supplies);
-
-	drvdata->enabled = pdata->init_on;
-
-	if (ret) {
-		dev_err(&pdev->dev, "Failed to set initial state: %d\n", ret);
-		goto err_create_attrs;
+		if (ret) {
+			dev_err(&pdev->dev,
+				"Failed to set initial state: %d\n", ret);
+			goto err_enable;
+		}
 	}
 
+	drvdata->enabled = pdata->init_on;
 	platform_set_drvdata(pdev, drvdata);
 
 	return 0;
 
-err_create_attrs:
-	for (i = 0; i < ARRAY_SIZE(attributes); i++)
-		device_remove_file(&pdev->dev, attributes[i]);
+err_enable:
+	sysfs_remove_group(&pdev->dev.kobj, &attr_group);
 
+err_create_attrs:
 	regulator_bulk_free(drvdata->num_supplies, drvdata->supplies);
 
 err_alloc_supplies:
@@ -160,10 +163,8 @@ err_alloc_supplies:
 static int regulator_userspace_consumer_remove(struct platform_device *pdev)
 {
 	struct userspace_consumer_data *data = platform_get_drvdata(pdev);
-	int i;
 
-	for (i = 0; i < ARRAY_SIZE(attributes); i++)
-		device_remove_file(&pdev->dev, attributes[i]);
+	sysfs_remove_group(&pdev->dev.kobj, &attr_group);
 
 	if (data->enabled)
 		regulator_bulk_disable(data->num_supplies, data->supplies);
diff --git a/drivers/regulator/virtual.c b/drivers/regulator/virtual.c
index e7db5664722e..addc032c84bf 100644
--- a/drivers/regulator/virtual.c
+++ b/drivers/regulator/virtual.c
@@ -27,71 +27,81 @@ struct virtual_consumer_data {
 	unsigned int mode;
 };
 
-static void update_voltage_constraints(struct virtual_consumer_data *data)
+static void update_voltage_constraints(struct device *dev,
+				       struct virtual_consumer_data *data)
 {
 	int ret;
 
 	if (data->min_uV && data->max_uV
 	    && data->min_uV <= data->max_uV) {
+		dev_dbg(dev, "Requesting %d-%duV\n",
+			data->min_uV, data->max_uV);
 		ret = regulator_set_voltage(data->regulator,
-					    data->min_uV, data->max_uV);
+					data->min_uV, data->max_uV);
 		if (ret != 0) {
-			printk(KERN_ERR "regulator_set_voltage() failed: %d\n",
-			       ret);
+			dev_err(dev,
+				"regulator_set_voltage() failed: %d\n", ret);
 			return;
 		}
 	}
 
 	if (data->min_uV && data->max_uV && !data->enabled) {
+		dev_dbg(dev, "Enabling regulator\n");
 		ret = regulator_enable(data->regulator);
 		if (ret == 0)
 			data->enabled = 1;
 		else
-			printk(KERN_ERR "regulator_enable() failed: %d\n",
+			dev_err(dev, "regulator_enable() failed: %d\n",
 				ret);
 	}
 
 	if (!(data->min_uV && data->max_uV) && data->enabled) {
+		dev_dbg(dev, "Disabling regulator\n");
 		ret = regulator_disable(data->regulator);
 		if (ret == 0)
 			data->enabled = 0;
 		else
-			printk(KERN_ERR "regulator_disable() failed: %d\n",
+			dev_err(dev, "regulator_disable() failed: %d\n",
 				ret);
 	}
 }
 
-static void update_current_limit_constraints(struct virtual_consumer_data
-						*data)
+static void update_current_limit_constraints(struct device *dev,
+					  struct virtual_consumer_data *data)
 {
 	int ret;
 
 	if (data->max_uA
 	    && data->min_uA <= data->max_uA) {
+		dev_dbg(dev, "Requesting %d-%duA\n",
+			data->min_uA, data->max_uA);
 		ret = regulator_set_current_limit(data->regulator,
 					data->min_uA, data->max_uA);
 		if (ret != 0) {
-			pr_err("regulator_set_current_limit() failed: %d\n",
-			       ret);
+			dev_err(dev,
+				"regulator_set_current_limit() failed: %d\n",
+				ret);
 			return;
 		}
 	}
 
 	if (data->max_uA && !data->enabled) {
+		dev_dbg(dev, "Enabling regulator\n");
 		ret = regulator_enable(data->regulator);
 		if (ret == 0)
 			data->enabled = 1;
 		else
-			printk(KERN_ERR "regulator_enable() failed: %d\n",
+			dev_err(dev, "regulator_enable() failed: %d\n",
 				ret);
 	}
 
 	if (!(data->min_uA && data->max_uA) && data->enabled) {
+		dev_dbg(dev, "Disabling regulator\n");
 		ret = regulator_disable(data->regulator);
 		if (ret == 0)
 			data->enabled = 0;
 		else
-			printk(KERN_ERR "regulator_disable() failed: %d\n",
+			dev_err(dev, "regulator_disable() failed: %d\n",
 				ret);
 	}
 }
@@ -115,7 +125,7 @@ static ssize_t set_min_uV(struct device *dev, struct device_attribute *attr,
 	mutex_lock(&data->lock);
 
 	data->min_uV = val;
-	update_voltage_constraints(data);
+	update_voltage_constraints(dev, data);
 
 	mutex_unlock(&data->lock);
 
@@ -141,7 +151,7 @@ static ssize_t set_max_uV(struct device *dev, struct device_attribute *attr,
 	mutex_lock(&data->lock);
 
 	data->max_uV = val;
-	update_voltage_constraints(data);
+	update_voltage_constraints(dev, data);
 
 	mutex_unlock(&data->lock);
 
@@ -167,7 +177,7 @@ static ssize_t set_min_uA(struct device *dev, struct device_attribute *attr,
 	mutex_lock(&data->lock);
 
 	data->min_uA = val;
-	update_current_limit_constraints(data);
+	update_current_limit_constraints(dev, data);
 
 	mutex_unlock(&data->lock);
 
@@ -193,7 +203,7 @@ static ssize_t set_max_uA(struct device *dev, struct device_attribute *attr,
 	mutex_lock(&data->lock);
 
 	data->max_uA = val;
-	update_current_limit_constraints(data);
+	update_current_limit_constraints(dev, data);
 
 	mutex_unlock(&data->lock);
 
@@ -276,8 +286,7 @@ static int regulator_virtual_consumer_probe(struct platform_device *pdev)
 
 	drvdata = kzalloc(sizeof(struct virtual_consumer_data), GFP_KERNEL);
 	if (drvdata == NULL) {
-		ret = -ENOMEM;
-		goto err;
+		return -ENOMEM;
 	}
 
 	mutex_init(&drvdata->lock);
@@ -285,13 +294,18 @@ static int regulator_virtual_consumer_probe(struct platform_device *pdev)
 	drvdata->regulator = regulator_get(&pdev->dev, reg_id);
 	if (IS_ERR(drvdata->regulator)) {
 		ret = PTR_ERR(drvdata->regulator);
+		dev_err(&pdev->dev, "Failed to obtain supply '%s': %d\n",
+			reg_id, ret);
 		goto err;
 	}
 
 	for (i = 0; i < ARRAY_SIZE(attributes); i++) {
 		ret = device_create_file(&pdev->dev, attributes[i]);
-		if (ret != 0)
-			goto err;
+		if (ret != 0) {
+			dev_err(&pdev->dev, "Failed to create attr %d: %d\n",
+				i, ret);
+			goto err_regulator;
+		}
 	}
 
 	drvdata->mode = regulator_get_mode(drvdata->regulator);
@@ -300,6 +314,8 @@ static int regulator_virtual_consumer_probe(struct platform_device *pdev)
 
 	return 0;
 
+err_regulator:
+	regulator_put(drvdata->regulator);
 err:
 	for (i = 0; i < ARRAY_SIZE(attributes); i++)
 		device_remove_file(&pdev->dev, attributes[i]);
diff --git a/drivers/regulator/wm831x-ldo.c b/drivers/regulator/wm831x-ldo.c
index bb61aede4801..902db56ce099 100644
--- a/drivers/regulator/wm831x-ldo.c
+++ b/drivers/regulator/wm831x-ldo.c
@@ -175,18 +175,18 @@ static unsigned int wm831x_gp_ldo_get_mode(struct regulator_dev *rdev)
 	struct wm831x *wm831x = ldo->wm831x;
 	int ctrl_reg = ldo->base + WM831X_LDO_CONTROL;
 	int on_reg = ldo->base + WM831X_LDO_ON_CONTROL;
-	unsigned int ret;
+	int ret;
 
 	ret = wm831x_reg_read(wm831x, on_reg);
 	if (ret < 0)
-		return 0;
+		return ret;
 
 	if (!(ret & WM831X_LDO1_ON_MODE))
 		return REGULATOR_MODE_NORMAL;
 
 	ret = wm831x_reg_read(wm831x, ctrl_reg);
 	if (ret < 0)
-		return 0;
+		return ret;
 
 	if (ret & WM831X_LDO1_LP_MODE)
 		return REGULATOR_MODE_STANDBY;
diff --git a/drivers/regulator/wm8350-regulator.c b/drivers/regulator/wm8350-regulator.c
index 17a00b0fafd1..768bd0e5b48b 100644
--- a/drivers/regulator/wm8350-regulator.c
+++ b/drivers/regulator/wm8350-regulator.c
@@ -1419,6 +1419,8 @@ int wm8350_register_regulator(struct wm8350 *wm8350, int reg,
 {
 	struct platform_device *pdev;
 	int ret;
+	if (reg < 0 || reg >= NUM_WM8350_REGULATORS)
+		return -EINVAL;
 
 	if (wm8350->pmic.pdev[reg])
 		return -EBUSY;
diff --git a/drivers/rtc/Kconfig b/drivers/rtc/Kconfig
index 73771b09fbd3..3c20dae43ce2 100644
--- a/drivers/rtc/Kconfig
+++ b/drivers/rtc/Kconfig
@@ -378,6 +378,15 @@ config RTC_DRV_DS3234
 	  This driver can also be built as a module. If so, the module
 	  will be called rtc-ds3234.
 
+config RTC_DRV_PCF2123
+	tristate "NXP PCF2123"
+	help
+	  If you say yes here you get support for the NXP PCF2123
+	  RTC chip.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called rtc-pcf2123.
+
 endif # SPI_MASTER
 
 comment "Platform RTC drivers"
@@ -500,6 +509,17 @@ config RTC_DRV_M48T59
 	  This driver can also be built as a module, if so, the module
 	  will be called "rtc-m48t59".
 
+config RTC_MXC
+	tristate "Freescale MXC Real Time Clock"
+	depends on ARCH_MXC
+	depends on RTC_CLASS
+	help
+	   If you say yes here you get support for the Freescale MXC
+	   RTC module.
+
+	   This driver can also be built as a module, if so, the module
+	   will be called "rtc-mxc".
+
 config RTC_DRV_BQ4802
 	tristate "TI BQ4802"
 	help
@@ -778,4 +798,33 @@ config RTC_DRV_PS3
 	  This driver can also be built as a module. If so, the module
 	  will be called rtc-ps3.
 
+config RTC_DRV_COH901331
+	tristate "ST-Ericsson COH 901 331 RTC"
+	depends on ARCH_U300
+	help
+	  If you say Y here you will get access to ST-Ericsson
+	  COH 901 331 RTC clock found in some ST-Ericsson Mobile
+	  Platforms.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called "rtc-coh901331".
+
+
+config RTC_DRV_STMP
+	tristate "Freescale STMP3xxx RTC"
+	depends on ARCH_STMP3XXX
+	help
+	  If you say yes here you will get support for the onboard
+	  STMP3xxx RTC.
+
+	  This driver can also be built as a module. If so, the module
+	  will be called rtc-stmp3xxx.
+
+config RTC_DRV_PCAP
+	tristate "PCAP RTC"
+	depends on EZX_PCAP
+	help
+	  If you say Y here you will get support for the RTC found on
+	  the PCAP2 ASIC used on some Motorola phones.
+
 endif # RTC_CLASS
diff --git a/drivers/rtc/Makefile b/drivers/rtc/Makefile
index 5e152ffe5058..aa3fbd5517a1 100644
--- a/drivers/rtc/Makefile
+++ b/drivers/rtc/Makefile
@@ -23,7 +23,9 @@ obj-$(CONFIG_RTC_DRV_AT91RM9200)+= rtc-at91rm9200.o
 obj-$(CONFIG_RTC_DRV_AT91SAM9)	+= rtc-at91sam9.o
 obj-$(CONFIG_RTC_DRV_AU1XXX)	+= rtc-au1xxx.o
 obj-$(CONFIG_RTC_DRV_BFIN)	+= rtc-bfin.o
+obj-$(CONFIG_RTC_DRV_BQ4802)	+= rtc-bq4802.o
 obj-$(CONFIG_RTC_DRV_CMOS)	+= rtc-cmos.o
+obj-$(CONFIG_RTC_DRV_COH901331)	+= rtc-coh901331.o
 obj-$(CONFIG_RTC_DRV_DM355EVM)	+= rtc-dm355evm.o
 obj-$(CONFIG_RTC_DRV_DS1216)	+= rtc-ds1216.o
 obj-$(CONFIG_RTC_DRV_DS1286)	+= rtc-ds1286.o
@@ -40,24 +42,26 @@ obj-$(CONFIG_RTC_DRV_DS3234)	+= rtc-ds3234.o
 obj-$(CONFIG_RTC_DRV_EFI)	+= rtc-efi.o
 obj-$(CONFIG_RTC_DRV_EP93XX)	+= rtc-ep93xx.o
 obj-$(CONFIG_RTC_DRV_FM3130)	+= rtc-fm3130.o
+obj-$(CONFIG_RTC_DRV_GENERIC)	+= rtc-generic.o
 obj-$(CONFIG_RTC_DRV_ISL1208)	+= rtc-isl1208.o
 obj-$(CONFIG_RTC_DRV_M41T80)	+= rtc-m41t80.o
 obj-$(CONFIG_RTC_DRV_M41T94)	+= rtc-m41t94.o
 obj-$(CONFIG_RTC_DRV_M48T35)	+= rtc-m48t35.o
 obj-$(CONFIG_RTC_DRV_M48T59)	+= rtc-m48t59.o
 obj-$(CONFIG_RTC_DRV_M48T86)	+= rtc-m48t86.o
-obj-$(CONFIG_RTC_DRV_BQ4802)	+= rtc-bq4802.o
-obj-$(CONFIG_RTC_DRV_SUN4V)	+= rtc-sun4v.o
-obj-$(CONFIG_RTC_DRV_STARFIRE)	+= rtc-starfire.o
+obj-$(CONFIG_RTC_MXC)		+= rtc-mxc.o
 obj-$(CONFIG_RTC_DRV_MAX6900)	+= rtc-max6900.o
 obj-$(CONFIG_RTC_DRV_MAX6902)	+= rtc-max6902.o
 obj-$(CONFIG_RTC_DRV_MV)	+= rtc-mv.o
 obj-$(CONFIG_RTC_DRV_OMAP)	+= rtc-omap.o
+obj-$(CONFIG_RTC_DRV_PCAP)	+= rtc-pcap.o
 obj-$(CONFIG_RTC_DRV_PCF8563)	+= rtc-pcf8563.o
 obj-$(CONFIG_RTC_DRV_PCF8583)	+= rtc-pcf8583.o
+obj-$(CONFIG_RTC_DRV_PCF2123)	+= rtc-pcf2123.o
+obj-$(CONFIG_RTC_DRV_PCF50633)	+= rtc-pcf50633.o
 obj-$(CONFIG_RTC_DRV_PL030)	+= rtc-pl030.o
 obj-$(CONFIG_RTC_DRV_PL031)	+= rtc-pl031.o
-obj-$(CONFIG_RTC_DRV_GENERIC)	+= rtc-generic.o
+obj-$(CONFIG_RTC_DRV_PS3)	+= rtc-ps3.o
 obj-$(CONFIG_RTC_DRV_PXA)	+= rtc-pxa.o
 obj-$(CONFIG_RTC_DRV_R9701)	+= rtc-r9701.o
 obj-$(CONFIG_RTC_DRV_RS5C313)	+= rtc-rs5c313.o
@@ -69,7 +73,10 @@ obj-$(CONFIG_RTC_DRV_S35390A)	+= rtc-s35390a.o
 obj-$(CONFIG_RTC_DRV_S3C)	+= rtc-s3c.o
 obj-$(CONFIG_RTC_DRV_SA1100)	+= rtc-sa1100.o
 obj-$(CONFIG_RTC_DRV_SH)	+= rtc-sh.o
+obj-$(CONFIG_RTC_DRV_STARFIRE)	+= rtc-starfire.o
 obj-$(CONFIG_RTC_DRV_STK17TA8)	+= rtc-stk17ta8.o
+obj-$(CONFIG_RTC_DRV_STMP)	+= rtc-stmp3xxx.o
+obj-$(CONFIG_RTC_DRV_SUN4V)	+= rtc-sun4v.o
 obj-$(CONFIG_RTC_DRV_TEST)	+= rtc-test.o
 obj-$(CONFIG_RTC_DRV_TWL4030)	+= rtc-twl4030.o
 obj-$(CONFIG_RTC_DRV_TX4939)	+= rtc-tx4939.o
@@ -78,5 +85,3 @@ obj-$(CONFIG_RTC_DRV_VR41XX)	+= rtc-vr41xx.o
 obj-$(CONFIG_RTC_DRV_WM831X)	+= rtc-wm831x.o
 obj-$(CONFIG_RTC_DRV_WM8350)	+= rtc-wm8350.o
 obj-$(CONFIG_RTC_DRV_X1205)	+= rtc-x1205.o
-obj-$(CONFIG_RTC_DRV_PCF50633)	+= rtc-pcf50633.o
-obj-$(CONFIG_RTC_DRV_PS3)	+= rtc-ps3.o
diff --git a/drivers/rtc/interface.c b/drivers/rtc/interface.c
index 4cdb31a362ca..a0c816238aa9 100644
--- a/drivers/rtc/interface.c
+++ b/drivers/rtc/interface.c
@@ -12,6 +12,7 @@
 */
 
 #include <linux/rtc.h>
+#include <linux/sched.h>
 #include <linux/log2.h>
 
 int rtc_read_time(struct rtc_device *rtc, struct rtc_time *tm)
diff --git a/drivers/rtc/rtc-at91rm9200.c b/drivers/rtc/rtc-at91rm9200.c
index b5bf93706913..bc8bbca9a2e2 100644
--- a/drivers/rtc/rtc-at91rm9200.c
+++ b/drivers/rtc/rtc-at91rm9200.c
@@ -289,7 +289,7 @@ static int __init at91_rtc_probe(struct platform_device *pdev)
 					AT91_RTC_CALEV);
 
 	ret = request_irq(AT91_ID_SYS, at91_rtc_interrupt,
-				IRQF_DISABLED | IRQF_SHARED,
+				IRQF_SHARED,
 				"at91_rtc", pdev);
 	if (ret) {
 		printk(KERN_ERR "at91_rtc: IRQ %d already in use.\n",
@@ -340,7 +340,7 @@ static int __exit at91_rtc_remove(struct platform_device *pdev)
 
 static u32 at91_rtc_imr;
 
-static int at91_rtc_suspend(struct platform_device *pdev, pm_message_t state)
+static int at91_rtc_suspend(struct device *dev)
 {
 	/* this IRQ is shared with DBGU and other hardware which isn't
 	 * necessarily doing PM like we are...
@@ -348,7 +348,7 @@ static int at91_rtc_suspend(struct platform_device *pdev, pm_message_t state)
 	at91_rtc_imr = at91_sys_read(AT91_RTC_IMR)
 			& (AT91_RTC_ALARM|AT91_RTC_SECEV);
 	if (at91_rtc_imr) {
-		if (device_may_wakeup(&pdev->dev))
+		if (device_may_wakeup(dev))
 			enable_irq_wake(AT91_ID_SYS);
 		else
 			at91_sys_write(AT91_RTC_IDR, at91_rtc_imr);
@@ -356,28 +356,34 @@ static int at91_rtc_suspend(struct platform_device *pdev, pm_message_t state)
 	return 0;
 }
 
-static int at91_rtc_resume(struct platform_device *pdev)
+static int at91_rtc_resume(struct device *dev)
 {
 	if (at91_rtc_imr) {
-		if (device_may_wakeup(&pdev->dev))
+		if (device_may_wakeup(dev))
 			disable_irq_wake(AT91_ID_SYS);
 		else
 			at91_sys_write(AT91_RTC_IER, at91_rtc_imr);
 	}
 	return 0;
 }
+
+static const struct dev_pm_ops at91_rtc_pm = {
+	.suspend =	at91_rtc_suspend,
+	.resume =	at91_rtc_resume,
+};
+
+#define at91_rtc_pm_ptr	&at91_rtc_pm
+
 #else
-#define at91_rtc_suspend NULL
-#define at91_rtc_resume  NULL
+#define at91_rtc_pm_ptr	NULL
 #endif
 
 static struct platform_driver at91_rtc_driver = {
 	.remove		= __exit_p(at91_rtc_remove),
-	.suspend	= at91_rtc_suspend,
-	.resume		= at91_rtc_resume,
 	.driver		= {
 		.name	= "at91_rtc",
 		.owner	= THIS_MODULE,
+		.pm	= at91_rtc_pm_ptr,
 	},
 };
 
diff --git a/drivers/rtc/rtc-bfin.c b/drivers/rtc/rtc-bfin.c
index a118eb0f1e67..b11485b9f21c 100644
--- a/drivers/rtc/rtc-bfin.c
+++ b/drivers/rtc/rtc-bfin.c
@@ -383,7 +383,7 @@ static int __devinit bfin_rtc_probe(struct platform_device *pdev)
 	}
 
 	/* Grab the IRQ and init the hardware */
-	ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, IRQF_SHARED, pdev->name, dev);
+	ret = request_irq(IRQ_RTC, bfin_rtc_interrupt, 0, pdev->name, dev);
 	if (unlikely(ret))
 		goto err_reg;
 	/* sometimes the bootloader touched things, but the write complete was not
diff --git a/drivers/rtc/rtc-coh901331.c b/drivers/rtc/rtc-coh901331.c
new file mode 100644
index 000000000000..03ea530981d1
--- /dev/null
+++ b/drivers/rtc/rtc-coh901331.c
@@ -0,0 +1,322 @@
+/*
+ * Copyright (C) 2007-2009 ST-Ericsson AB
+ * License terms: GNU General Public License (GPL) version 2
+ * Real Time Clock interface for ST-Ericsson AB COH 901 331 RTC.
+ * Author: Linus Walleij <linus.walleij@stericsson.com>
+ * Based on rtc-pl031.c by Deepak Saxena <dsaxena@plexity.net>
+ * Copyright 2006 (c) MontaVista Software, Inc.
+ */
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/rtc.h>
+#include <linux/clk.h>
+#include <linux/interrupt.h>
+#include <linux/pm.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+
+/*
+ * Registers in the COH 901 331
+ */
+/* Alarm value 32bit (R/W) */
+#define COH901331_ALARM		0x00U
+/* Used to set current time 32bit (R/W) */
+#define COH901331_SET_TIME	0x04U
+/* Indication if current time is valid 32bit (R/-) */
+#define COH901331_VALID		0x08U
+/* Read the current time 32bit (R/-) */
+#define COH901331_CUR_TIME	0x0cU
+/* Event register for the "alarm" interrupt */
+#define COH901331_IRQ_EVENT	0x10U
+/* Mask register for the "alarm" interrupt */
+#define COH901331_IRQ_MASK	0x14U
+/* Force register for the "alarm" interrupt */
+#define COH901331_IRQ_FORCE	0x18U
+
+/*
+ * Reference to RTC block clock
+ * Notice that the frequent clk_enable()/clk_disable() on this
+ * clock is mainly to be able to turn on/off other clocks in the
+ * hierarchy as needed, the RTC clock is always on anyway.
+ */
+struct coh901331_port {
+	struct rtc_device *rtc;
+	struct clk *clk;
+	u32 phybase;
+	u32 physize;
+	void __iomem *virtbase;
+	int irq;
+#ifdef CONFIG_PM
+	u32 irqmaskstore;
+#endif
+};
+
+static irqreturn_t coh901331_interrupt(int irq, void *data)
+{
+	struct coh901331_port *rtap = data;
+
+	clk_enable(rtap->clk);
+	/* Ack IRQ */
+	writel(1, rtap->virtbase + COH901331_IRQ_EVENT);
+	/*
+	 * Disable the interrupt. This is necessary because
+	 * the RTC lives on a lower-clocked line and will
+	 * not release the IRQ line until after a few (slower)
+	 * clock cycles. The interrupt will be re-enabled when
+	 * a new alarm is set anyway.
+	 */
+	writel(0, rtap->virtbase + COH901331_IRQ_MASK);
+	clk_disable(rtap->clk);
+
+	/* Set alarm flag */
+	rtc_update_irq(rtap->rtc, 1, RTC_AF);
+
+	return IRQ_HANDLED;
+}
+
+static int coh901331_read_time(struct device *dev, struct rtc_time *tm)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(dev);
+
+	clk_enable(rtap->clk);
+	/* Check if the time is valid */
+	if (readl(rtap->virtbase + COH901331_VALID)) {
+		rtc_time_to_tm(readl(rtap->virtbase + COH901331_CUR_TIME), tm);
+		clk_disable(rtap->clk);
+		return rtc_valid_tm(tm);
+	}
+	clk_disable(rtap->clk);
+	return -EINVAL;
+}
+
+static int coh901331_set_mmss(struct device *dev, unsigned long secs)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(dev);
+
+	clk_enable(rtap->clk);
+	writel(secs, rtap->virtbase + COH901331_SET_TIME);
+	clk_disable(rtap->clk);
+
+	return 0;
+}
+
+static int coh901331_read_alarm(struct device *dev, struct rtc_wkalrm *alarm)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(dev);
+
+	clk_enable(rtap->clk);
+	rtc_time_to_tm(readl(rtap->virtbase + COH901331_ALARM), &alarm->time);
+	alarm->pending = readl(rtap->virtbase + COH901331_IRQ_EVENT) & 1U;
+	alarm->enabled = readl(rtap->virtbase + COH901331_IRQ_MASK) & 1U;
+	clk_disable(rtap->clk);
+
+	return 0;
+}
+
+static int coh901331_set_alarm(struct device *dev, struct rtc_wkalrm *alarm)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(dev);
+	unsigned long time;
+
+	rtc_tm_to_time(&alarm->time, &time);
+	clk_enable(rtap->clk);
+	writel(time, rtap->virtbase + COH901331_ALARM);
+	writel(alarm->enabled, rtap->virtbase + COH901331_IRQ_MASK);
+	clk_disable(rtap->clk);
+
+	return 0;
+}
+
+static int coh901331_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(dev);
+
+	clk_enable(rtap->clk);
+	if (enabled)
+		writel(1, rtap->virtbase + COH901331_IRQ_MASK);
+	else
+		writel(0, rtap->virtbase + COH901331_IRQ_MASK);
+	clk_disable(rtap->clk);
+
+	return 0;
+}
+
+static struct rtc_class_ops coh901331_ops = {
+	.read_time = coh901331_read_time,
+	.set_mmss = coh901331_set_mmss,
+	.read_alarm = coh901331_read_alarm,
+	.set_alarm = coh901331_set_alarm,
+	.alarm_irq_enable = coh901331_alarm_irq_enable,
+};
+
+static int __exit coh901331_remove(struct platform_device *pdev)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+
+	if (rtap) {
+		free_irq(rtap->irq, rtap);
+		rtc_device_unregister(rtap->rtc);
+		clk_put(rtap->clk);
+		iounmap(rtap->virtbase);
+		release_mem_region(rtap->phybase, rtap->physize);
+		platform_set_drvdata(pdev, NULL);
+		kfree(rtap);
+	}
+
+	return 0;
+}
+
+
+static int __init coh901331_probe(struct platform_device *pdev)
+{
+	int ret;
+	struct coh901331_port *rtap;
+	struct resource *res;
+
+	rtap = kzalloc(sizeof(struct coh901331_port), GFP_KERNEL);
+	if (!rtap)
+		return -ENOMEM;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		ret = -ENOENT;
+		goto out_no_resource;
+	}
+	rtap->phybase = res->start;
+	rtap->physize = resource_size(res);
+
+	if (request_mem_region(rtap->phybase, rtap->physize,
+			       "rtc-coh901331") == NULL) {
+		ret = -EBUSY;
+		goto out_no_memregion;
+	}
+
+	rtap->virtbase = ioremap(rtap->phybase, rtap->physize);
+	if (!rtap->virtbase) {
+		ret = -ENOMEM;
+		goto out_no_remap;
+	}
+
+	rtap->irq = platform_get_irq(pdev, 0);
+	if (request_irq(rtap->irq, coh901331_interrupt, IRQF_DISABLED,
+			"RTC COH 901 331 Alarm", rtap)) {
+		ret = -EIO;
+		goto out_no_irq;
+	}
+
+	rtap->clk = clk_get(&pdev->dev, NULL);
+	if (IS_ERR(rtap->clk)) {
+		ret = PTR_ERR(rtap->clk);
+		dev_err(&pdev->dev, "could not get clock\n");
+		goto out_no_clk;
+	}
+
+	/* We enable/disable the clock only to assure it works */
+	ret = clk_enable(rtap->clk);
+	if (ret) {
+		dev_err(&pdev->dev, "could not enable clock\n");
+		goto out_no_clk_enable;
+	}
+	clk_disable(rtap->clk);
+
+	rtap->rtc = rtc_device_register("coh901331", &pdev->dev, &coh901331_ops,
+					 THIS_MODULE);
+	if (IS_ERR(rtap->rtc)) {
+		ret = PTR_ERR(rtap->rtc);
+		goto out_no_rtc;
+	}
+
+	platform_set_drvdata(pdev, rtap);
+
+	return 0;
+
+ out_no_rtc:
+ out_no_clk_enable:
+	clk_put(rtap->clk);
+ out_no_clk:
+	free_irq(rtap->irq, rtap);
+ out_no_irq:
+	iounmap(rtap->virtbase);
+ out_no_remap:
+	platform_set_drvdata(pdev, NULL);
+ out_no_memregion:
+	release_mem_region(rtap->phybase, SZ_4K);
+ out_no_resource:
+	kfree(rtap);
+	return ret;
+}
+
+#ifdef CONFIG_PM
+static int coh901331_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+
+	/*
+	 * If this RTC alarm will be used for waking the system up,
+	 * don't disable it of course. Else we just disable the alarm
+	 * and await suspension.
+	 */
+	if (device_may_wakeup(&pdev->dev)) {
+		enable_irq_wake(rtap->irq);
+	} else {
+		clk_enable(rtap->clk);
+		rtap->irqmaskstore = readl(rtap->virtbase + COH901331_IRQ_MASK);
+		writel(0, rtap->virtbase + COH901331_IRQ_MASK);
+		clk_disable(rtap->clk);
+	}
+	return 0;
+}
+
+static int coh901331_resume(struct platform_device *pdev)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+
+	if (device_may_wakeup(&pdev->dev))
+		disable_irq_wake(rtap->irq);
+	else
+		clk_enable(rtap->clk);
+		writel(rtap->irqmaskstore, rtap->virtbase + COH901331_IRQ_MASK);
+		clk_disable(rtap->clk);
+	return 0;
+}
+#else
+#define coh901331_suspend NULL
+#define coh901331_resume NULL
+#endif
+
+static void coh901331_shutdown(struct platform_device *pdev)
+{
+	struct coh901331_port *rtap = dev_get_drvdata(&pdev->dev);
+
+	clk_enable(rtap->clk);
+	writel(0, rtap->virtbase + COH901331_IRQ_MASK);
+	clk_disable(rtap->clk);
+}
+
+static struct platform_driver coh901331_driver = {
+	.driver = {
+		.name = "rtc-coh901331",
+		.owner = THIS_MODULE,
+	},
+	.remove = __exit_p(coh901331_remove),
+	.suspend = coh901331_suspend,
+	.resume = coh901331_resume,
+	.shutdown = coh901331_shutdown,
+};
+
+static int __init coh901331_init(void)
+{
+	return platform_driver_probe(&coh901331_driver, coh901331_probe);
+}
+
+static void __exit coh901331_exit(void)
+{
+	platform_driver_unregister(&coh901331_driver);
+}
+
+module_init(coh901331_init);
+module_exit(coh901331_exit);
+
+MODULE_AUTHOR("Linus Walleij <linus.walleij@stericsson.com>");
+MODULE_DESCRIPTION("ST-Ericsson AB COH 901 331 RTC Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-dev.c b/drivers/rtc/rtc-dev.c
index 8a11de9552cd..62227cd52410 100644
--- a/drivers/rtc/rtc-dev.c
+++ b/drivers/rtc/rtc-dev.c
@@ -13,6 +13,7 @@
 
 #include <linux/module.h>
 #include <linux/rtc.h>
+#include <linux/sched.h>
 #include "rtc-core.h"
 
 static dev_t rtc_devt;
diff --git a/drivers/rtc/rtc-ds1305.c b/drivers/rtc/rtc-ds1305.c
index 8f410e59d9f5..2736b11a1b1e 100644
--- a/drivers/rtc/rtc-ds1305.c
+++ b/drivers/rtc/rtc-ds1305.c
@@ -841,3 +841,4 @@ module_exit(ds1305_exit);
 
 MODULE_DESCRIPTION("RTC driver for DS1305 and DS1306 chips");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:rtc-ds1305");
diff --git a/drivers/rtc/rtc-ds1307.c b/drivers/rtc/rtc-ds1307.c
index 47a93c022d91..eb99ee4fa0f5 100644
--- a/drivers/rtc/rtc-ds1307.c
+++ b/drivers/rtc/rtc-ds1307.c
@@ -896,8 +896,7 @@ read_rtc:
 	return 0;
 
 exit_irq:
-	if (ds1307->rtc)
-		rtc_device_unregister(ds1307->rtc);
+	rtc_device_unregister(ds1307->rtc);
 exit_free:
 	kfree(ds1307);
 	return err;
diff --git a/drivers/rtc/rtc-ds1390.c b/drivers/rtc/rtc-ds1390.c
index e01b955db077..cdb705057091 100644
--- a/drivers/rtc/rtc-ds1390.c
+++ b/drivers/rtc/rtc-ds1390.c
@@ -189,3 +189,4 @@ module_exit(ds1390_exit);
 MODULE_DESCRIPTION("Dallas/Maxim DS1390/93/94 SPI RTC driver");
 MODULE_AUTHOR("Mark Jackson <mpfj@mimc.co.uk>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:rtc-ds1390");
diff --git a/drivers/rtc/rtc-ds3234.c b/drivers/rtc/rtc-ds3234.c
index c51589ede5b7..a774ca35b5f7 100644
--- a/drivers/rtc/rtc-ds3234.c
+++ b/drivers/rtc/rtc-ds3234.c
@@ -188,3 +188,4 @@ module_exit(ds3234_exit);
 MODULE_DESCRIPTION("DS3234 SPI RTC driver");
 MODULE_AUTHOR("Dennis Aberilla <denzzzhome@yahoo.com>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:ds3234");
diff --git a/drivers/rtc/rtc-ep93xx.c b/drivers/rtc/rtc-ep93xx.c
index 551332e4ed02..9da02d108b73 100644
--- a/drivers/rtc/rtc-ep93xx.c
+++ b/drivers/rtc/rtc-ep93xx.c
@@ -128,12 +128,16 @@ static int __init ep93xx_rtc_probe(struct platform_device *pdev)
 		return -ENOMEM;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (res == NULL)
-		return -ENXIO;
+	if (res == NULL) {
+		err = -ENXIO;
+		goto fail_free;
+	}
 
 	res = request_mem_region(res->start, resource_size(res), pdev->name);
-	if (res == NULL)
-		return -EBUSY;
+	if (res == NULL) {
+		err = -EBUSY;
+		goto fail_free;
+	}
 
 	ep93xx_rtc->mmio_base = ioremap(res->start, resource_size(res));
 	if (ep93xx_rtc->mmio_base == NULL) {
@@ -169,6 +173,8 @@ fail:
 		pdev->dev.platform_data = NULL;
 	}
 	release_mem_region(res->start, resource_size(res));
+fail_free:
+	kfree(ep93xx_rtc);
 	return err;
 }
 
diff --git a/drivers/rtc/rtc-m41t94.c b/drivers/rtc/rtc-m41t94.c
index c3a18c58daf6..c8c97a4169d4 100644
--- a/drivers/rtc/rtc-m41t94.c
+++ b/drivers/rtc/rtc-m41t94.c
@@ -171,3 +171,4 @@ module_exit(m41t94_exit);
 MODULE_AUTHOR("Kim B. Heino <Kim.Heino@bluegiga.com>");
 MODULE_DESCRIPTION("Driver for ST M41T94 SPI RTC");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:rtc-m41t94");
diff --git a/drivers/rtc/rtc-max6902.c b/drivers/rtc/rtc-max6902.c
index 36a8ea9ed8ba..657403ebd54a 100644
--- a/drivers/rtc/rtc-max6902.c
+++ b/drivers/rtc/rtc-max6902.c
@@ -175,3 +175,4 @@ module_exit(max6902_exit);
 MODULE_DESCRIPTION ("max6902 spi RTC driver");
 MODULE_AUTHOR ("Raphael Assenat");
 MODULE_LICENSE ("GPL");
+MODULE_ALIAS("spi:rtc-max6902");
diff --git a/drivers/rtc/rtc-mxc.c b/drivers/rtc/rtc-mxc.c
new file mode 100644
index 000000000000..6bd5072d4eb7
--- /dev/null
+++ b/drivers/rtc/rtc-mxc.c
@@ -0,0 +1,507 @@
+/*
+ * Copyright 2004-2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#include <linux/io.h>
+#include <linux/rtc.h>
+#include <linux/module.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/clk.h>
+
+#include <mach/hardware.h>
+
+#define RTC_INPUT_CLK_32768HZ	(0x00 << 5)
+#define RTC_INPUT_CLK_32000HZ	(0x01 << 5)
+#define RTC_INPUT_CLK_38400HZ	(0x02 << 5)
+
+#define RTC_SW_BIT      (1 << 0)
+#define RTC_ALM_BIT     (1 << 2)
+#define RTC_1HZ_BIT     (1 << 4)
+#define RTC_2HZ_BIT     (1 << 7)
+#define RTC_SAM0_BIT    (1 << 8)
+#define RTC_SAM1_BIT    (1 << 9)
+#define RTC_SAM2_BIT    (1 << 10)
+#define RTC_SAM3_BIT    (1 << 11)
+#define RTC_SAM4_BIT    (1 << 12)
+#define RTC_SAM5_BIT    (1 << 13)
+#define RTC_SAM6_BIT    (1 << 14)
+#define RTC_SAM7_BIT    (1 << 15)
+#define PIT_ALL_ON      (RTC_2HZ_BIT | RTC_SAM0_BIT | RTC_SAM1_BIT | \
+			 RTC_SAM2_BIT | RTC_SAM3_BIT | RTC_SAM4_BIT | \
+			 RTC_SAM5_BIT | RTC_SAM6_BIT | RTC_SAM7_BIT)
+
+#define RTC_ENABLE_BIT  (1 << 7)
+
+#define MAX_PIE_NUM     9
+#define MAX_PIE_FREQ    512
+static const u32 PIE_BIT_DEF[MAX_PIE_NUM][2] = {
+	{ 2,		RTC_2HZ_BIT },
+	{ 4,		RTC_SAM0_BIT },
+	{ 8,		RTC_SAM1_BIT },
+	{ 16,		RTC_SAM2_BIT },
+	{ 32,		RTC_SAM3_BIT },
+	{ 64,		RTC_SAM4_BIT },
+	{ 128,		RTC_SAM5_BIT },
+	{ 256,		RTC_SAM6_BIT },
+	{ MAX_PIE_FREQ,	RTC_SAM7_BIT },
+};
+
+/* Those are the bits from a classic RTC we want to mimic */
+#define RTC_IRQF	0x80	/* any of the following 3 is active */
+#define RTC_PF		0x40	/* Periodic interrupt */
+#define RTC_AF		0x20	/* Alarm interrupt */
+#define RTC_UF		0x10	/* Update interrupt for 1Hz RTC */
+
+#define MXC_RTC_TIME	0
+#define MXC_RTC_ALARM	1
+
+#define RTC_HOURMIN	0x00	/*  32bit rtc hour/min counter reg */
+#define RTC_SECOND	0x04	/*  32bit rtc seconds counter reg */
+#define RTC_ALRM_HM	0x08	/*  32bit rtc alarm hour/min reg */
+#define RTC_ALRM_SEC	0x0C	/*  32bit rtc alarm seconds reg */
+#define RTC_RTCCTL	0x10	/*  32bit rtc control reg */
+#define RTC_RTCISR	0x14	/*  32bit rtc interrupt status reg */
+#define RTC_RTCIENR	0x18	/*  32bit rtc interrupt enable reg */
+#define RTC_STPWCH	0x1C	/*  32bit rtc stopwatch min reg */
+#define RTC_DAYR	0x20	/*  32bit rtc days counter reg */
+#define RTC_DAYALARM	0x24	/*  32bit rtc day alarm reg */
+#define RTC_TEST1	0x28	/*  32bit rtc test reg 1 */
+#define RTC_TEST2	0x2C	/*  32bit rtc test reg 2 */
+#define RTC_TEST3	0x30	/*  32bit rtc test reg 3 */
+
+struct rtc_plat_data {
+	struct rtc_device *rtc;
+	void __iomem *ioaddr;
+	int irq;
+	struct clk *clk;
+	unsigned int irqen;
+	int alrm_sec;
+	int alrm_min;
+	int alrm_hour;
+	int alrm_mday;
+	struct timespec mxc_rtc_delta;
+	struct rtc_time g_rtc_alarm;
+};
+
+/*
+ * This function is used to obtain the RTC time or the alarm value in
+ * second.
+ */
+static u32 get_alarm_or_time(struct device *dev, int time_alarm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+	u32 day = 0, hr = 0, min = 0, sec = 0, hr_min = 0;
+
+	switch (time_alarm) {
+	case MXC_RTC_TIME:
+		day = readw(ioaddr + RTC_DAYR);
+		hr_min = readw(ioaddr + RTC_HOURMIN);
+		sec = readw(ioaddr + RTC_SECOND);
+		break;
+	case MXC_RTC_ALARM:
+		day = readw(ioaddr + RTC_DAYALARM);
+		hr_min = readw(ioaddr + RTC_ALRM_HM) & 0xffff;
+		sec = readw(ioaddr + RTC_ALRM_SEC);
+		break;
+	}
+
+	hr = hr_min >> 8;
+	min = hr_min & 0xff;
+
+	return (((day * 24 + hr) * 60) + min) * 60 + sec;
+}
+
+/*
+ * This function sets the RTC alarm value or the time value.
+ */
+static void set_alarm_or_time(struct device *dev, int time_alarm, u32 time)
+{
+	u32 day, hr, min, sec, temp;
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+
+	day = time / 86400;
+	time -= day * 86400;
+
+	/* time is within a day now */
+	hr = time / 3600;
+	time -= hr * 3600;
+
+	/* time is within an hour now */
+	min = time / 60;
+	sec = time - min * 60;
+
+	temp = (hr << 8) + min;
+
+	switch (time_alarm) {
+	case MXC_RTC_TIME:
+		writew(day, ioaddr + RTC_DAYR);
+		writew(sec, ioaddr + RTC_SECOND);
+		writew(temp, ioaddr + RTC_HOURMIN);
+		break;
+	case MXC_RTC_ALARM:
+		writew(day, ioaddr + RTC_DAYALARM);
+		writew(sec, ioaddr + RTC_ALRM_SEC);
+		writew(temp, ioaddr + RTC_ALRM_HM);
+		break;
+	}
+}
+
+/*
+ * This function updates the RTC alarm registers and then clears all the
+ * interrupt status bits.
+ */
+static int rtc_update_alarm(struct device *dev, struct rtc_time *alrm)
+{
+	struct rtc_time alarm_tm, now_tm;
+	unsigned long now, time;
+	int ret;
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+
+	now = get_alarm_or_time(dev, MXC_RTC_TIME);
+	rtc_time_to_tm(now, &now_tm);
+	alarm_tm.tm_year = now_tm.tm_year;
+	alarm_tm.tm_mon = now_tm.tm_mon;
+	alarm_tm.tm_mday = now_tm.tm_mday;
+	alarm_tm.tm_hour = alrm->tm_hour;
+	alarm_tm.tm_min = alrm->tm_min;
+	alarm_tm.tm_sec = alrm->tm_sec;
+	rtc_tm_to_time(&now_tm, &now);
+	rtc_tm_to_time(&alarm_tm, &time);
+
+	if (time < now) {
+		time += 60 * 60 * 24;
+		rtc_time_to_tm(time, &alarm_tm);
+	}
+
+	ret = rtc_tm_to_time(&alarm_tm, &time);
+
+	/* clear all the interrupt status bits */
+	writew(readw(ioaddr + RTC_RTCISR), ioaddr + RTC_RTCISR);
+	set_alarm_or_time(dev, MXC_RTC_ALARM, time);
+
+	return ret;
+}
+
+/* This function is the RTC interrupt service routine. */
+static irqreturn_t mxc_rtc_interrupt(int irq, void *dev_id)
+{
+	struct platform_device *pdev = dev_id;
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+	u32 status;
+	u32 events = 0;
+
+	spin_lock_irq(&pdata->rtc->irq_lock);
+	status = readw(ioaddr + RTC_RTCISR) & readw(ioaddr + RTC_RTCIENR);
+	/* clear interrupt sources */
+	writew(status, ioaddr + RTC_RTCISR);
+
+	/* clear alarm interrupt if it has occurred */
+	if (status & RTC_ALM_BIT)
+		status &= ~RTC_ALM_BIT;
+
+	/* update irq data & counter */
+	if (status & RTC_ALM_BIT)
+		events |= (RTC_AF | RTC_IRQF);
+
+	if (status & RTC_1HZ_BIT)
+		events |= (RTC_UF | RTC_IRQF);
+
+	if (status & PIT_ALL_ON)
+		events |= (RTC_PF | RTC_IRQF);
+
+	if ((status & RTC_ALM_BIT) && rtc_valid_tm(&pdata->g_rtc_alarm))
+		rtc_update_alarm(&pdev->dev, &pdata->g_rtc_alarm);
+
+	rtc_update_irq(pdata->rtc, 1, events);
+	spin_unlock_irq(&pdata->rtc->irq_lock);
+
+	return IRQ_HANDLED;
+}
+
+/*
+ * Clear all interrupts and release the IRQ
+ */
+static void mxc_rtc_release(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+
+	spin_lock_irq(&pdata->rtc->irq_lock);
+
+	/* Disable all rtc interrupts */
+	writew(0, ioaddr + RTC_RTCIENR);
+
+	/* Clear all interrupt status */
+	writew(0xffffffff, ioaddr + RTC_RTCISR);
+
+	spin_unlock_irq(&pdata->rtc->irq_lock);
+}
+
+static void mxc_rtc_irq_enable(struct device *dev, unsigned int bit,
+				unsigned int enabled)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+	u32 reg;
+
+	spin_lock_irq(&pdata->rtc->irq_lock);
+	reg = readw(ioaddr + RTC_RTCIENR);
+
+	if (enabled)
+		reg |= bit;
+	else
+		reg &= ~bit;
+
+	writew(reg, ioaddr + RTC_RTCIENR);
+	spin_unlock_irq(&pdata->rtc->irq_lock);
+}
+
+static int mxc_rtc_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+	mxc_rtc_irq_enable(dev, RTC_ALM_BIT, enabled);
+	return 0;
+}
+
+static int mxc_rtc_update_irq_enable(struct device *dev, unsigned int enabled)
+{
+	mxc_rtc_irq_enable(dev, RTC_1HZ_BIT, enabled);
+	return 0;
+}
+
+/*
+ * This function reads the current RTC time into tm in Gregorian date.
+ */
+static int mxc_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+	u32 val;
+
+	/* Avoid roll-over from reading the different registers */
+	do {
+		val = get_alarm_or_time(dev, MXC_RTC_TIME);
+	} while (val != get_alarm_or_time(dev, MXC_RTC_TIME));
+
+	rtc_time_to_tm(val, tm);
+
+	return 0;
+}
+
+/*
+ * This function sets the internal RTC time based on tm in Gregorian date.
+ */
+static int mxc_rtc_set_mmss(struct device *dev, unsigned long time)
+{
+	/* Avoid roll-over from reading the different registers */
+	do {
+		set_alarm_or_time(dev, MXC_RTC_TIME, time);
+	} while (time != get_alarm_or_time(dev, MXC_RTC_TIME));
+
+	return 0;
+}
+
+/*
+ * This function reads the current alarm value into the passed in 'alrm'
+ * argument. It updates the alrm's pending field value based on the whether
+ * an alarm interrupt occurs or not.
+ */
+static int mxc_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	void __iomem *ioaddr = pdata->ioaddr;
+
+	rtc_time_to_tm(get_alarm_or_time(dev, MXC_RTC_ALARM), &alrm->time);
+	alrm->pending = ((readw(ioaddr + RTC_RTCISR) & RTC_ALM_BIT)) ? 1 : 0;
+
+	return 0;
+}
+
+/*
+ * This function sets the RTC alarm based on passed in alrm.
+ */
+static int mxc_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+	int ret;
+
+	if (rtc_valid_tm(&alrm->time)) {
+		if (alrm->time.tm_sec > 59 ||
+		    alrm->time.tm_hour > 23 ||
+		    alrm->time.tm_min > 59)
+			return -EINVAL;
+
+		ret = rtc_update_alarm(dev, &alrm->time);
+	} else {
+		ret = rtc_valid_tm(&alrm->time);
+		if (ret)
+			return ret;
+
+		ret = rtc_update_alarm(dev, &alrm->time);
+	}
+
+	if (ret)
+		return ret;
+
+	memcpy(&pdata->g_rtc_alarm, &alrm->time, sizeof(struct rtc_time));
+	mxc_rtc_irq_enable(dev, RTC_ALM_BIT, alrm->enabled);
+
+	return 0;
+}
+
+/* RTC layer */
+static struct rtc_class_ops mxc_rtc_ops = {
+	.release		= mxc_rtc_release,
+	.read_time		= mxc_rtc_read_time,
+	.set_mmss		= mxc_rtc_set_mmss,
+	.read_alarm		= mxc_rtc_read_alarm,
+	.set_alarm		= mxc_rtc_set_alarm,
+	.alarm_irq_enable	= mxc_rtc_alarm_irq_enable,
+	.update_irq_enable	= mxc_rtc_update_irq_enable,
+};
+
+static int __init mxc_rtc_probe(struct platform_device *pdev)
+{
+	struct clk *clk;
+	struct resource *res;
+	struct rtc_device *rtc;
+	struct rtc_plat_data *pdata = NULL;
+	u32 reg;
+	int ret, rate;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res)
+		return -ENODEV;
+
+	pdata = kzalloc(sizeof(*pdata), GFP_KERNEL);
+	if (!pdata)
+		return -ENOMEM;
+
+	pdata->ioaddr = ioremap(res->start, resource_size(res));
+
+	clk = clk_get(&pdev->dev, "ckil");
+	if (IS_ERR(clk))
+		return PTR_ERR(clk);
+
+	rate = clk_get_rate(clk);
+	clk_put(clk);
+
+	if (rate == 32768)
+		reg = RTC_INPUT_CLK_32768HZ;
+	else if (rate == 32000)
+		reg = RTC_INPUT_CLK_32000HZ;
+	else if (rate == 38400)
+		reg = RTC_INPUT_CLK_38400HZ;
+	else {
+		dev_err(&pdev->dev, "rtc clock is not valid (%lu)\n",
+			clk_get_rate(clk));
+		ret = -EINVAL;
+		goto exit_free_pdata;
+	}
+
+	reg |= RTC_ENABLE_BIT;
+	writew(reg, (pdata->ioaddr + RTC_RTCCTL));
+	if (((readw(pdata->ioaddr + RTC_RTCCTL)) & RTC_ENABLE_BIT) == 0) {
+		dev_err(&pdev->dev, "hardware module can't be enabled!\n");
+		ret = -EIO;
+		goto exit_free_pdata;
+	}
+
+	pdata->clk = clk_get(&pdev->dev, "rtc");
+	if (IS_ERR(pdata->clk)) {
+		dev_err(&pdev->dev, "unable to get clock!\n");
+		ret = PTR_ERR(pdata->clk);
+		goto exit_free_pdata;
+	}
+
+	clk_enable(pdata->clk);
+
+	rtc = rtc_device_register(pdev->name, &pdev->dev, &mxc_rtc_ops,
+				  THIS_MODULE);
+	if (IS_ERR(rtc)) {
+		ret = PTR_ERR(rtc);
+		goto exit_put_clk;
+	}
+
+	pdata->rtc = rtc;
+	platform_set_drvdata(pdev, pdata);
+
+	/* Configure and enable the RTC */
+	pdata->irq = platform_get_irq(pdev, 0);
+
+	if (pdata->irq >= 0 &&
+	    request_irq(pdata->irq, mxc_rtc_interrupt, IRQF_SHARED,
+			pdev->name, pdev) < 0) {
+		dev_warn(&pdev->dev, "interrupt not available.\n");
+		pdata->irq = -1;
+	}
+
+	return 0;
+
+exit_put_clk:
+	clk_put(pdata->clk);
+
+exit_free_pdata:
+	kfree(pdata);
+
+	return ret;
+}
+
+static int __exit mxc_rtc_remove(struct platform_device *pdev)
+{
+	struct rtc_plat_data *pdata = platform_get_drvdata(pdev);
+
+	rtc_device_unregister(pdata->rtc);
+
+	if (pdata->irq >= 0)
+		free_irq(pdata->irq, pdev);
+
+	clk_disable(pdata->clk);
+	clk_put(pdata->clk);
+	kfree(pdata);
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver mxc_rtc_driver = {
+	.driver = {
+		   .name	= "mxc_rtc",
+		   .owner	= THIS_MODULE,
+	},
+	.remove		= __exit_p(mxc_rtc_remove),
+};
+
+static int __init mxc_rtc_init(void)
+{
+	return platform_driver_probe(&mxc_rtc_driver, mxc_rtc_probe);
+}
+
+static void __exit mxc_rtc_exit(void)
+{
+	platform_driver_unregister(&mxc_rtc_driver);
+}
+
+module_init(mxc_rtc_init);
+module_exit(mxc_rtc_exit);
+
+MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
+MODULE_DESCRIPTION("RTC driver for Freescale MXC");
+MODULE_LICENSE("GPL");
+
diff --git a/drivers/rtc/rtc-omap.c b/drivers/rtc/rtc-omap.c
index bd1ce8e2bc18..0587d53987fe 100644
--- a/drivers/rtc/rtc-omap.c
+++ b/drivers/rtc/rtc-omap.c
@@ -430,7 +430,7 @@ fail:
 
 static int __exit omap_rtc_remove(struct platform_device *pdev)
 {
-	struct rtc_device	*rtc = platform_get_drvdata(pdev);;
+	struct rtc_device	*rtc = platform_get_drvdata(pdev);
 
 	device_init_wakeup(&pdev->dev, 0);
 
diff --git a/drivers/rtc/rtc-pcap.c b/drivers/rtc/rtc-pcap.c
new file mode 100644
index 000000000000..a99c28992d21
--- /dev/null
+++ b/drivers/rtc/rtc-pcap.c
@@ -0,0 +1,224 @@
+/*
+ *  pcap rtc code for Motorola EZX phones
+ *
+ *  Copyright (c) 2008 guiming zhuo <gmzhuo@gmail.com>
+ *  Copyright (c) 2009 Daniel Ribeiro <drwyrm@gmail.com>
+ *
+ *  Based on Motorola's rtc.c Copyright (c) 2003-2005 Motorola
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2 as
+ *  published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/mfd/ezx-pcap.h>
+#include <linux/rtc.h>
+#include <linux/platform_device.h>
+
+struct pcap_rtc {
+	struct pcap_chip *pcap;
+	struct rtc_device *rtc;
+};
+
+static irqreturn_t pcap_rtc_irq(int irq, void *_pcap_rtc)
+{
+	struct pcap_rtc *pcap_rtc = _pcap_rtc;
+	unsigned long rtc_events;
+
+	if (irq == pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_1HZ))
+		rtc_events = RTC_IRQF | RTC_UF;
+	else if (irq == pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_TODA))
+		rtc_events = RTC_IRQF | RTC_AF;
+	else
+		rtc_events = 0;
+
+	rtc_update_irq(pcap_rtc->rtc, 1, rtc_events);
+	return IRQ_HANDLED;
+}
+
+static int pcap_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+	struct rtc_time *tm = &alrm->time;
+	unsigned long secs;
+	u32 tod;	/* time of day, seconds since midnight */
+	u32 days;	/* days since 1/1/1970 */
+
+	ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_TODA, &tod);
+	secs = tod & PCAP_RTC_TOD_MASK;
+
+	ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_DAYA, &days);
+	secs += (days & PCAP_RTC_DAY_MASK) * SEC_PER_DAY;
+
+	rtc_time_to_tm(secs, tm);
+
+	return 0;
+}
+
+static int pcap_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+	struct rtc_time *tm = &alrm->time;
+	unsigned long secs;
+	u32 tod, days;
+
+	rtc_tm_to_time(tm, &secs);
+
+	tod = secs % SEC_PER_DAY;
+	ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_TODA, tod);
+
+	days = secs / SEC_PER_DAY;
+	ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_DAYA, days);
+
+	return 0;
+}
+
+static int pcap_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+	unsigned long secs;
+	u32 tod, days;
+
+	ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_TOD, &tod);
+	secs = tod & PCAP_RTC_TOD_MASK;
+
+	ezx_pcap_read(pcap_rtc->pcap, PCAP_REG_RTC_DAY, &days);
+	secs += (days & PCAP_RTC_DAY_MASK) * SEC_PER_DAY;
+
+	rtc_time_to_tm(secs, tm);
+
+	return rtc_valid_tm(tm);
+}
+
+static int pcap_rtc_set_mmss(struct device *dev, unsigned long secs)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+	u32 tod, days;
+
+	tod = secs % SEC_PER_DAY;
+	ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_TOD, tod);
+
+	days = secs / SEC_PER_DAY;
+	ezx_pcap_write(pcap_rtc->pcap, PCAP_REG_RTC_DAY, days);
+
+	return 0;
+}
+
+static int pcap_rtc_irq_enable(struct device *dev, int pirq, unsigned int en)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+
+	if (en)
+		enable_irq(pcap_to_irq(pcap_rtc->pcap, pirq));
+	else
+		disable_irq(pcap_to_irq(pcap_rtc->pcap, pirq));
+
+	return 0;
+}
+
+static int pcap_rtc_alarm_irq_enable(struct device *dev, unsigned int en)
+{
+	return pcap_rtc_irq_enable(dev, PCAP_IRQ_TODA, en);
+}
+
+static int pcap_rtc_update_irq_enable(struct device *dev, unsigned int en)
+{
+	return pcap_rtc_irq_enable(dev, PCAP_IRQ_1HZ, en);
+}
+
+static const struct rtc_class_ops pcap_rtc_ops = {
+	.read_time = pcap_rtc_read_time,
+	.read_alarm = pcap_rtc_read_alarm,
+	.set_alarm = pcap_rtc_set_alarm,
+	.set_mmss = pcap_rtc_set_mmss,
+	.alarm_irq_enable = pcap_rtc_alarm_irq_enable,
+	.update_irq_enable = pcap_rtc_update_irq_enable,
+};
+
+static int __devinit pcap_rtc_probe(struct platform_device *pdev)
+{
+	struct pcap_rtc *pcap_rtc;
+	int timer_irq, alarm_irq;
+	int err = -ENOMEM;
+
+	pcap_rtc = kmalloc(sizeof(struct pcap_rtc), GFP_KERNEL);
+	if (!pcap_rtc)
+		return err;
+
+	pcap_rtc->pcap = dev_get_drvdata(pdev->dev.parent);
+
+	pcap_rtc->rtc = rtc_device_register("pcap", &pdev->dev,
+				  &pcap_rtc_ops, THIS_MODULE);
+	if (IS_ERR(pcap_rtc->rtc)) {
+		err = PTR_ERR(pcap_rtc->rtc);
+		goto fail_rtc;
+	}
+
+	platform_set_drvdata(pdev, pcap_rtc);
+
+	timer_irq = pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_1HZ);
+	alarm_irq = pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_TODA);
+
+	err = request_irq(timer_irq, pcap_rtc_irq, 0, "RTC Timer", pcap_rtc);
+	if (err)
+		goto fail_timer;
+
+	err = request_irq(alarm_irq, pcap_rtc_irq, 0, "RTC Alarm", pcap_rtc);
+	if (err)
+		goto fail_alarm;
+
+	return 0;
+fail_alarm:
+	free_irq(timer_irq, pcap_rtc);
+fail_timer:
+	rtc_device_unregister(pcap_rtc->rtc);
+fail_rtc:
+	kfree(pcap_rtc);
+	return err;
+}
+
+static int __devexit pcap_rtc_remove(struct platform_device *pdev)
+{
+	struct pcap_rtc *pcap_rtc = platform_get_drvdata(pdev);
+
+	free_irq(pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_1HZ), pcap_rtc);
+	free_irq(pcap_to_irq(pcap_rtc->pcap, PCAP_IRQ_TODA), pcap_rtc);
+	rtc_device_unregister(pcap_rtc->rtc);
+	kfree(pcap_rtc);
+
+	return 0;
+}
+
+static struct platform_driver pcap_rtc_driver = {
+	.remove = __devexit_p(pcap_rtc_remove),
+	.driver = {
+		.name  = "pcap-rtc",
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init rtc_pcap_init(void)
+{
+	return platform_driver_probe(&pcap_rtc_driver, pcap_rtc_probe);
+}
+
+static void __exit rtc_pcap_exit(void)
+{
+	platform_driver_unregister(&pcap_rtc_driver);
+}
+
+module_init(rtc_pcap_init);
+module_exit(rtc_pcap_exit);
+
+MODULE_DESCRIPTION("Motorola pcap rtc driver");
+MODULE_AUTHOR("guiming zhuo <gmzhuo@gmail.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-pcf2123.c b/drivers/rtc/rtc-pcf2123.c
new file mode 100644
index 000000000000..e75df9d50e27
--- /dev/null
+++ b/drivers/rtc/rtc-pcf2123.c
@@ -0,0 +1,364 @@
+/*
+ * An SPI driver for the Philips PCF2123 RTC
+ * Copyright 2009 Cyber Switching, Inc.
+ *
+ * Author: Chris Verges <chrisv@cyberswitching.com>
+ * Maintainers: http://www.cyberswitching.com
+ *
+ * based on the RS5C348 driver in this same directory.
+ *
+ * Thanks to Christian Pellegrin <chripell@fsfe.org> for
+ * the sysfs contributions to this driver.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Please note that the CS is active high, so platform data
+ * should look something like:
+ *
+ * static struct spi_board_info ek_spi_devices[] = {
+ * 	...
+ * 	{
+ * 		.modalias		= "rtc-pcf2123",
+ * 		.chip_select		= 1,
+ * 		.controller_data	= (void *)AT91_PIN_PA10,
+ *		.max_speed_hz		= 1000 * 1000,
+ *		.mode			= SPI_CS_HIGH,
+ *		.bus_num		= 0,
+ *	},
+ *	...
+ *};
+ *
+ */
+
+#include <linux/bcd.h>
+#include <linux/delay.h>
+#include <linux/device.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/rtc.h>
+#include <linux/spi/spi.h>
+
+#define DRV_VERSION "0.6"
+
+#define PCF2123_REG_CTRL1	(0x00)	/* Control Register 1 */
+#define PCF2123_REG_CTRL2	(0x01)	/* Control Register 2 */
+#define PCF2123_REG_SC		(0x02)	/* datetime */
+#define PCF2123_REG_MN		(0x03)
+#define PCF2123_REG_HR		(0x04)
+#define PCF2123_REG_DM		(0x05)
+#define PCF2123_REG_DW		(0x06)
+#define PCF2123_REG_MO		(0x07)
+#define PCF2123_REG_YR		(0x08)
+
+#define PCF2123_SUBADDR		(1 << 4)
+#define PCF2123_WRITE		((0 << 7) | PCF2123_SUBADDR)
+#define PCF2123_READ		((1 << 7) | PCF2123_SUBADDR)
+
+static struct spi_driver pcf2123_driver;
+
+struct pcf2123_sysfs_reg {
+	struct device_attribute attr;
+	char name[2];
+};
+
+struct pcf2123_plat_data {
+	struct rtc_device *rtc;
+	struct pcf2123_sysfs_reg regs[16];
+};
+
+/*
+ * Causes a 30 nanosecond delay to ensure that the PCF2123 chip select
+ * is released properly after an SPI write.  This function should be
+ * called after EVERY read/write call over SPI.
+ */
+static inline void pcf2123_delay_trec(void)
+{
+	ndelay(30);
+}
+
+static ssize_t pcf2123_show(struct device *dev, struct device_attribute *attr,
+			    char *buffer)
+{
+	struct spi_device *spi = to_spi_device(dev);
+	struct pcf2123_sysfs_reg *r;
+	u8 txbuf[1], rxbuf[1];
+	unsigned long reg;
+	int ret;
+
+	r = container_of(attr, struct pcf2123_sysfs_reg, attr);
+
+	if (strict_strtoul(r->name, 16, &reg))
+		return -EINVAL;
+
+	txbuf[0] = PCF2123_READ | reg;
+	ret = spi_write_then_read(spi, txbuf, 1, rxbuf, 1);
+	if (ret < 0)
+		return -EIO;
+	pcf2123_delay_trec();
+	return sprintf(buffer, "0x%x\n", rxbuf[0]);
+}
+
+static ssize_t pcf2123_store(struct device *dev, struct device_attribute *attr,
+			     const char *buffer, size_t count) {
+	struct spi_device *spi = to_spi_device(dev);
+	struct pcf2123_sysfs_reg *r;
+	u8 txbuf[2];
+	unsigned long reg;
+	unsigned long val;
+
+	int ret;
+
+	r = container_of(attr, struct pcf2123_sysfs_reg, attr);
+
+	if (strict_strtoul(r->name, 16, &reg)
+		|| strict_strtoul(buffer, 10, &val))
+		return -EINVAL;
+
+	txbuf[0] = PCF2123_WRITE | reg;
+	txbuf[1] = val;
+	ret = spi_write(spi, txbuf, sizeof(txbuf));
+	if (ret < 0)
+		return -EIO;
+	pcf2123_delay_trec();
+	return count;
+}
+
+static int pcf2123_rtc_read_time(struct device *dev, struct rtc_time *tm)
+{
+	struct spi_device *spi = to_spi_device(dev);
+	u8 txbuf[1], rxbuf[7];
+	int ret;
+
+	txbuf[0] = PCF2123_READ | PCF2123_REG_SC;
+	ret = spi_write_then_read(spi, txbuf, sizeof(txbuf),
+			rxbuf, sizeof(rxbuf));
+	if (ret < 0)
+		return ret;
+	pcf2123_delay_trec();
+
+	tm->tm_sec = bcd2bin(rxbuf[0] & 0x7F);
+	tm->tm_min = bcd2bin(rxbuf[1] & 0x7F);
+	tm->tm_hour = bcd2bin(rxbuf[2] & 0x3F); /* rtc hr 0-23 */
+	tm->tm_mday = bcd2bin(rxbuf[3] & 0x3F);
+	tm->tm_wday = rxbuf[4] & 0x07;
+	tm->tm_mon = bcd2bin(rxbuf[5] & 0x1F) - 1; /* rtc mn 1-12 */
+	tm->tm_year = bcd2bin(rxbuf[6]);
+	if (tm->tm_year < 70)
+		tm->tm_year += 100;	/* assume we are in 1970...2069 */
+
+	dev_dbg(dev, "%s: tm is secs=%d, mins=%d, hours=%d, "
+			"mday=%d, mon=%d, year=%d, wday=%d\n",
+			__func__,
+			tm->tm_sec, tm->tm_min, tm->tm_hour,
+			tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday);
+
+	/* the clock can give out invalid datetime, but we cannot return
+	 * -EINVAL otherwise hwclock will refuse to set the time on bootup.
+	 */
+	if (rtc_valid_tm(tm) < 0)
+		dev_err(dev, "retrieved date/time is not valid.\n");
+
+	return 0;
+}
+
+static int pcf2123_rtc_set_time(struct device *dev, struct rtc_time *tm)
+{
+	struct spi_device *spi = to_spi_device(dev);
+	u8 txbuf[8];
+	int ret;
+
+	dev_dbg(dev, "%s: tm is secs=%d, mins=%d, hours=%d, "
+			"mday=%d, mon=%d, year=%d, wday=%d\n",
+			__func__,
+			tm->tm_sec, tm->tm_min, tm->tm_hour,
+			tm->tm_mday, tm->tm_mon, tm->tm_year, tm->tm_wday);
+
+	/* Stop the counter first */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_CTRL1;
+	txbuf[1] = 0x20;
+	ret = spi_write(spi, txbuf, 2);
+	if (ret < 0)
+		return ret;
+	pcf2123_delay_trec();
+
+	/* Set the new time */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_SC;
+	txbuf[1] = bin2bcd(tm->tm_sec & 0x7F);
+	txbuf[2] = bin2bcd(tm->tm_min & 0x7F);
+	txbuf[3] = bin2bcd(tm->tm_hour & 0x3F);
+	txbuf[4] = bin2bcd(tm->tm_mday & 0x3F);
+	txbuf[5] = tm->tm_wday & 0x07;
+	txbuf[6] = bin2bcd((tm->tm_mon + 1) & 0x1F); /* rtc mn 1-12 */
+	txbuf[7] = bin2bcd(tm->tm_year < 100 ? tm->tm_year : tm->tm_year - 100);
+
+	ret = spi_write(spi, txbuf, sizeof(txbuf));
+	if (ret < 0)
+		return ret;
+	pcf2123_delay_trec();
+
+	/* Start the counter */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_CTRL1;
+	txbuf[1] = 0x00;
+	ret = spi_write(spi, txbuf, 2);
+	if (ret < 0)
+		return ret;
+	pcf2123_delay_trec();
+
+	return 0;
+}
+
+static const struct rtc_class_ops pcf2123_rtc_ops = {
+	.read_time	= pcf2123_rtc_read_time,
+	.set_time	= pcf2123_rtc_set_time,
+};
+
+static int __devinit pcf2123_probe(struct spi_device *spi)
+{
+	struct rtc_device *rtc;
+	struct pcf2123_plat_data *pdata;
+	u8 txbuf[2], rxbuf[2];
+	int ret, i;
+
+	pdata = kzalloc(sizeof(struct pcf2123_plat_data), GFP_KERNEL);
+	if (!pdata)
+		return -ENOMEM;
+	spi->dev.platform_data = pdata;
+
+	/* Send a software reset command */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_CTRL1;
+	txbuf[1] = 0x58;
+	dev_dbg(&spi->dev, "resetting RTC (0x%02X 0x%02X)\n",
+			txbuf[0], txbuf[1]);
+	ret = spi_write(spi, txbuf, 2 * sizeof(u8));
+	if (ret < 0)
+		goto kfree_exit;
+	pcf2123_delay_trec();
+
+	/* Stop the counter */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_CTRL1;
+	txbuf[1] = 0x20;
+	dev_dbg(&spi->dev, "stopping RTC (0x%02X 0x%02X)\n",
+			txbuf[0], txbuf[1]);
+	ret = spi_write(spi, txbuf, 2 * sizeof(u8));
+	if (ret < 0)
+		goto kfree_exit;
+	pcf2123_delay_trec();
+
+	/* See if the counter was actually stopped */
+	txbuf[0] = PCF2123_READ | PCF2123_REG_CTRL1;
+	dev_dbg(&spi->dev, "checking for presence of RTC (0x%02X)\n",
+			txbuf[0]);
+	ret = spi_write_then_read(spi, txbuf, 1 * sizeof(u8),
+					rxbuf, 2 * sizeof(u8));
+	dev_dbg(&spi->dev, "received data from RTC (0x%02X 0x%02X)\n",
+			rxbuf[0], rxbuf[1]);
+	if (ret < 0)
+		goto kfree_exit;
+	pcf2123_delay_trec();
+
+	if (!(rxbuf[0] & 0x20)) {
+		dev_err(&spi->dev, "chip not found\n");
+		goto kfree_exit;
+	}
+
+	dev_info(&spi->dev, "chip found, driver version " DRV_VERSION "\n");
+	dev_info(&spi->dev, "spiclk %u KHz.\n",
+			(spi->max_speed_hz + 500) / 1000);
+
+	/* Start the counter */
+	txbuf[0] = PCF2123_WRITE | PCF2123_REG_CTRL1;
+	txbuf[1] = 0x00;
+	ret = spi_write(spi, txbuf, sizeof(txbuf));
+	if (ret < 0)
+		goto kfree_exit;
+	pcf2123_delay_trec();
+
+	/* Finalize the initialization */
+	rtc = rtc_device_register(pcf2123_driver.driver.name, &spi->dev,
+			&pcf2123_rtc_ops, THIS_MODULE);
+
+	if (IS_ERR(rtc)) {
+		dev_err(&spi->dev, "failed to register.\n");
+		ret = PTR_ERR(rtc);
+		goto kfree_exit;
+	}
+
+	pdata->rtc = rtc;
+
+	for (i = 0; i < 16; i++) {
+		sprintf(pdata->regs[i].name, "%1x", i);
+		pdata->regs[i].attr.attr.mode = S_IRUGO | S_IWUSR;
+		pdata->regs[i].attr.attr.name = pdata->regs[i].name;
+		pdata->regs[i].attr.show = pcf2123_show;
+		pdata->regs[i].attr.store = pcf2123_store;
+		ret = device_create_file(&spi->dev, &pdata->regs[i].attr);
+		if (ret) {
+			dev_err(&spi->dev, "Unable to create sysfs %s\n",
+				pdata->regs[i].name);
+			goto sysfs_exit;
+		}
+	}
+
+	return 0;
+
+sysfs_exit:
+	for (i--; i >= 0; i--)
+		device_remove_file(&spi->dev, &pdata->regs[i].attr);
+
+kfree_exit:
+	kfree(pdata);
+	spi->dev.platform_data = NULL;
+	return ret;
+}
+
+static int pcf2123_remove(struct spi_device *spi)
+{
+	struct pcf2123_plat_data *pdata = spi->dev.platform_data;
+	int i;
+
+	if (pdata) {
+		struct rtc_device *rtc = pdata->rtc;
+
+		if (rtc)
+			rtc_device_unregister(rtc);
+		for (i = 0; i < 16; i++)
+			if (pdata->regs[i].name[0])
+				device_remove_file(&spi->dev,
+						   &pdata->regs[i].attr);
+		kfree(pdata);
+	}
+
+	return 0;
+}
+
+static struct spi_driver pcf2123_driver = {
+	.driver	= {
+			.name	= "rtc-pcf2123",
+			.bus	= &spi_bus_type,
+			.owner	= THIS_MODULE,
+	},
+	.probe	= pcf2123_probe,
+	.remove	= __devexit_p(pcf2123_remove),
+};
+
+static int __init pcf2123_init(void)
+{
+	return spi_register_driver(&pcf2123_driver);
+}
+
+static void __exit pcf2123_exit(void)
+{
+	spi_unregister_driver(&pcf2123_driver);
+}
+
+MODULE_AUTHOR("Chris Verges <chrisv@cyberswitching.com>");
+MODULE_DESCRIPTION("NXP PCF2123 RTC driver");
+MODULE_LICENSE("GPL");
+MODULE_VERSION(DRV_VERSION);
+
+module_init(pcf2123_init);
+module_exit(pcf2123_exit);
diff --git a/drivers/rtc/rtc-pcf50633.c b/drivers/rtc/rtc-pcf50633.c
index f4dd87e29075..33a10c47260e 100644
--- a/drivers/rtc/rtc-pcf50633.c
+++ b/drivers/rtc/rtc-pcf50633.c
@@ -70,7 +70,7 @@ static void pcf2rtc_time(struct rtc_time *rtc, struct pcf50633_time *pcf)
 	rtc->tm_hour = bcd2bin(pcf->time[PCF50633_TI_HOUR]);
 	rtc->tm_wday = bcd2bin(pcf->time[PCF50633_TI_WKDAY]);
 	rtc->tm_mday = bcd2bin(pcf->time[PCF50633_TI_DAY]);
-	rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]);
+	rtc->tm_mon = bcd2bin(pcf->time[PCF50633_TI_MONTH]) - 1;
 	rtc->tm_year = bcd2bin(pcf->time[PCF50633_TI_YEAR]) + 100;
 }
 
@@ -81,7 +81,7 @@ static void rtc2pcf_time(struct pcf50633_time *pcf, struct rtc_time *rtc)
 	pcf->time[PCF50633_TI_HOUR] = bin2bcd(rtc->tm_hour);
 	pcf->time[PCF50633_TI_WKDAY] = bin2bcd(rtc->tm_wday);
 	pcf->time[PCF50633_TI_DAY] = bin2bcd(rtc->tm_mday);
-	pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon);
+	pcf->time[PCF50633_TI_MONTH] = bin2bcd(rtc->tm_mon + 1);
 	pcf->time[PCF50633_TI_YEAR] = bin2bcd(rtc->tm_year % 100);
 }
 
@@ -245,8 +245,9 @@ static int pcf50633_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alrm)
 	ret = pcf50633_write_block(rtc->pcf, PCF50633_REG_RTCSCA,
 				PCF50633_TI_EXTENT, &pcf_tm.time[0]);
 
-	if (!alarm_masked)
+	if (!alarm_masked || alrm->enabled)
 		pcf50633_irq_unmask(rtc->pcf, PCF50633_IRQ_ALARM);
+	rtc->alarm_enabled = alrm->enabled;
 
 	return ret;
 }
diff --git a/drivers/rtc/rtc-pxa.c b/drivers/rtc/rtc-pxa.c
index bb8cc05605ac..747ca194fad4 100644
--- a/drivers/rtc/rtc-pxa.c
+++ b/drivers/rtc/rtc-pxa.c
@@ -438,34 +438,37 @@ static int __exit pxa_rtc_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int pxa_rtc_suspend(struct platform_device *pdev, pm_message_t state)
+static int pxa_rtc_suspend(struct device *dev)
 {
-	struct pxa_rtc *pxa_rtc = platform_get_drvdata(pdev);
+	struct pxa_rtc *pxa_rtc = dev_get_drvdata(dev);
 
-	if (device_may_wakeup(&pdev->dev))
+	if (device_may_wakeup(dev))
 		enable_irq_wake(pxa_rtc->irq_Alrm);
 	return 0;
 }
 
-static int pxa_rtc_resume(struct platform_device *pdev)
+static int pxa_rtc_resume(struct device *dev)
 {
-	struct pxa_rtc *pxa_rtc = platform_get_drvdata(pdev);
+	struct pxa_rtc *pxa_rtc = dev_get_drvdata(dev);
 
-	if (device_may_wakeup(&pdev->dev))
+	if (device_may_wakeup(dev))
 		disable_irq_wake(pxa_rtc->irq_Alrm);
 	return 0;
 }
-#else
-#define pxa_rtc_suspend	NULL
-#define pxa_rtc_resume	NULL
+
+static struct dev_pm_ops pxa_rtc_pm_ops = {
+	.suspend	= pxa_rtc_suspend,
+	.resume		= pxa_rtc_resume,
+};
 #endif
 
 static struct platform_driver pxa_rtc_driver = {
 	.remove		= __exit_p(pxa_rtc_remove),
-	.suspend	= pxa_rtc_suspend,
-	.resume		= pxa_rtc_resume,
 	.driver		= {
-		.name		= "pxa-rtc",
+		.name	= "pxa-rtc",
+#ifdef CONFIG_PM
+		.pm	= &pxa_rtc_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/rtc/rtc-r9701.c b/drivers/rtc/rtc-r9701.c
index 42028f233bef..9beba49c3c5b 100644
--- a/drivers/rtc/rtc-r9701.c
+++ b/drivers/rtc/rtc-r9701.c
@@ -174,3 +174,4 @@ module_exit(r9701_exit);
 MODULE_DESCRIPTION("r9701 spi RTC driver");
 MODULE_AUTHOR("Magnus Damm <damm@opensource.se>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:rtc-r9701");
diff --git a/drivers/rtc/rtc-rs5c348.c b/drivers/rtc/rtc-rs5c348.c
index dd1e2bc7a472..2099037cb3ea 100644
--- a/drivers/rtc/rtc-rs5c348.c
+++ b/drivers/rtc/rtc-rs5c348.c
@@ -251,3 +251,4 @@ MODULE_AUTHOR("Atsushi Nemoto <anemo@mba.ocn.ne.jp>");
 MODULE_DESCRIPTION("Ricoh RS5C348 RTC driver");
 MODULE_LICENSE("GPL");
 MODULE_VERSION(DRV_VERSION);
+MODULE_ALIAS("spi:rtc-rs5c348");
diff --git a/drivers/rtc/rtc-sa1100.c b/drivers/rtc/rtc-sa1100.c
index 021b2928f0b9..29f98a70586e 100644
--- a/drivers/rtc/rtc-sa1100.c
+++ b/drivers/rtc/rtc-sa1100.c
@@ -393,31 +393,34 @@ static int sa1100_rtc_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int sa1100_rtc_suspend(struct platform_device *pdev, pm_message_t state)
+static int sa1100_rtc_suspend(struct device *dev)
 {
-	if (device_may_wakeup(&pdev->dev))
+	if (device_may_wakeup(dev))
 		enable_irq_wake(IRQ_RTCAlrm);
 	return 0;
 }
 
-static int sa1100_rtc_resume(struct platform_device *pdev)
+static int sa1100_rtc_resume(struct device *dev)
 {
-	if (device_may_wakeup(&pdev->dev))
+	if (device_may_wakeup(dev))
 		disable_irq_wake(IRQ_RTCAlrm);
 	return 0;
 }
-#else
-#define sa1100_rtc_suspend	NULL
-#define sa1100_rtc_resume	NULL
+
+static struct dev_pm_ops sa1100_rtc_pm_ops = {
+	.suspend	= sa1100_rtc_suspend,
+	.resume		= sa1100_rtc_resume,
+};
 #endif
 
 static struct platform_driver sa1100_rtc_driver = {
 	.probe		= sa1100_rtc_probe,
 	.remove		= sa1100_rtc_remove,
-	.suspend	= sa1100_rtc_suspend,
-	.resume		= sa1100_rtc_resume,
 	.driver		= {
-		.name		= "sa1100-rtc",
+		.name	= "sa1100-rtc",
+#ifdef CONFIG_PM
+		.pm	= &sa1100_rtc_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/rtc/rtc-stmp3xxx.c b/drivers/rtc/rtc-stmp3xxx.c
new file mode 100644
index 000000000000..d7ce1a5c857d
--- /dev/null
+++ b/drivers/rtc/rtc-stmp3xxx.c
@@ -0,0 +1,304 @@
+/*
+ * Freescale STMP37XX/STMP378X Real Time Clock driver
+ *
+ * Copyright (c) 2007 Sigmatel, Inc.
+ * Peter Hartley, <peter.hartley@sigmatel.com>
+ *
+ * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/rtc.h>
+
+#include <mach/platform.h>
+#include <mach/stmp3xxx.h>
+#include <mach/regs-rtc.h>
+
+struct stmp3xxx_rtc_data {
+	struct rtc_device *rtc;
+	unsigned irq_count;
+	void __iomem *io;
+	int irq_alarm, irq_1msec;
+};
+
+static void stmp3xxx_wait_time(struct stmp3xxx_rtc_data *rtc_data)
+{
+	/*
+	 * The datasheet doesn't say which way round the
+	 * NEW_REGS/STALE_REGS bitfields go. In fact it's 0x1=P0,
+	 * 0x2=P1, .., 0x20=P5, 0x40=ALARM, 0x80=SECONDS
+	 */
+	while (__raw_readl(rtc_data->io + HW_RTC_STAT) &
+			BF(0x80, RTC_STAT_STALE_REGS))
+		cpu_relax();
+}
+
+/* Time read/write */
+static int stmp3xxx_rtc_gettime(struct device *dev, struct rtc_time *rtc_tm)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+
+	stmp3xxx_wait_time(rtc_data);
+	rtc_time_to_tm(__raw_readl(rtc_data->io + HW_RTC_SECONDS), rtc_tm);
+	return 0;
+}
+
+static int stmp3xxx_rtc_set_mmss(struct device *dev, unsigned long t)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+
+	__raw_writel(t, rtc_data->io + HW_RTC_SECONDS);
+	stmp3xxx_wait_time(rtc_data);
+	return 0;
+}
+
+/* interrupt(s) handler */
+static irqreturn_t stmp3xxx_rtc_interrupt(int irq, void *dev_id)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev_id);
+	u32 status;
+	u32 events = 0;
+
+	status = __raw_readl(rtc_data->io + HW_RTC_CTRL) &
+			(BM_RTC_CTRL_ALARM_IRQ | BM_RTC_CTRL_ONEMSEC_IRQ);
+
+	if (status & BM_RTC_CTRL_ALARM_IRQ) {
+		stmp3xxx_clearl(BM_RTC_CTRL_ALARM_IRQ,
+				rtc_data->io + HW_RTC_CTRL);
+		events |= RTC_AF | RTC_IRQF;
+	}
+
+	if (status & BM_RTC_CTRL_ONEMSEC_IRQ) {
+		stmp3xxx_clearl(BM_RTC_CTRL_ONEMSEC_IRQ,
+				rtc_data->io + HW_RTC_CTRL);
+		if (++rtc_data->irq_count % 1000 == 0) {
+			events |= RTC_UF | RTC_IRQF;
+			rtc_data->irq_count = 0;
+		}
+	}
+
+	if (events)
+		rtc_update_irq(rtc_data->rtc, 1, events);
+
+	return IRQ_HANDLED;
+}
+
+static int stmp3xxx_alarm_irq_enable(struct device *dev, unsigned int enabled)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+	void __iomem *p = rtc_data->io + HW_RTC_PERSISTENT0,
+		     *ctl = rtc_data->io + HW_RTC_CTRL;
+
+	if (enabled) {
+		stmp3xxx_setl(BM_RTC_PERSISTENT0_ALARM_EN |
+			      BM_RTC_PERSISTENT0_ALARM_WAKE_EN, p);
+		stmp3xxx_setl(BM_RTC_CTRL_ALARM_IRQ_EN, ctl);
+	} else {
+		stmp3xxx_clearl(BM_RTC_PERSISTENT0_ALARM_EN |
+			      BM_RTC_PERSISTENT0_ALARM_WAKE_EN, p);
+		stmp3xxx_clearl(BM_RTC_CTRL_ALARM_IRQ_EN, ctl);
+	}
+	return 0;
+}
+
+static int stmp3xxx_update_irq_enable(struct device *dev, unsigned int enabled)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+
+	if (enabled)
+		stmp3xxx_setl(BM_RTC_CTRL_ONEMSEC_IRQ_EN,
+				rtc_data->io + HW_RTC_CTRL);
+	else
+		stmp3xxx_clearl(BM_RTC_CTRL_ONEMSEC_IRQ_EN,
+				rtc_data->io + HW_RTC_CTRL);
+	return 0;
+}
+
+static int stmp3xxx_rtc_read_alarm(struct device *dev, struct rtc_wkalrm *alm)
+{
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+
+	rtc_time_to_tm(__raw_readl(rtc_data->io + HW_RTC_ALARM), &alm->time);
+	return 0;
+}
+
+static int stmp3xxx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *alm)
+{
+	unsigned long t;
+	struct stmp3xxx_rtc_data *rtc_data = dev_get_drvdata(dev);
+
+	rtc_tm_to_time(&alm->time, &t);
+	__raw_writel(t, rtc_data->io + HW_RTC_ALARM);
+	return 0;
+}
+
+static struct rtc_class_ops stmp3xxx_rtc_ops = {
+	.alarm_irq_enable =
+			  stmp3xxx_alarm_irq_enable,
+	.update_irq_enable =
+			  stmp3xxx_update_irq_enable,
+	.read_time	= stmp3xxx_rtc_gettime,
+	.set_mmss	= stmp3xxx_rtc_set_mmss,
+	.read_alarm	= stmp3xxx_rtc_read_alarm,
+	.set_alarm	= stmp3xxx_rtc_set_alarm,
+};
+
+static int stmp3xxx_rtc_remove(struct platform_device *pdev)
+{
+	struct stmp3xxx_rtc_data *rtc_data = platform_get_drvdata(pdev);
+
+	if (!rtc_data)
+		return 0;
+
+	stmp3xxx_clearl(BM_RTC_CTRL_ONEMSEC_IRQ_EN | BM_RTC_CTRL_ALARM_IRQ_EN,
+			rtc_data->io + HW_RTC_CTRL);
+	free_irq(rtc_data->irq_alarm, &pdev->dev);
+	free_irq(rtc_data->irq_1msec, &pdev->dev);
+	rtc_device_unregister(rtc_data->rtc);
+	iounmap(rtc_data->io);
+	kfree(rtc_data);
+
+	return 0;
+}
+
+static int stmp3xxx_rtc_probe(struct platform_device *pdev)
+{
+	struct stmp3xxx_rtc_data *rtc_data;
+	struct resource *r;
+	int err;
+
+	rtc_data = kzalloc(sizeof *rtc_data, GFP_KERNEL);
+	if (!rtc_data)
+		return -ENOMEM;
+
+	r = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!r) {
+		dev_err(&pdev->dev, "failed to get resource\n");
+		err = -ENXIO;
+		goto out_free;
+	}
+
+	rtc_data->io = ioremap(r->start, resource_size(r));
+	if (!rtc_data->io) {
+		dev_err(&pdev->dev, "ioremap failed\n");
+		err = -EIO;
+		goto out_free;
+	}
+
+	rtc_data->irq_alarm = platform_get_irq(pdev, 0);
+	rtc_data->irq_1msec = platform_get_irq(pdev, 1);
+
+	if (!(__raw_readl(HW_RTC_STAT + rtc_data->io) &
+			BM_RTC_STAT_RTC_PRESENT)) {
+		dev_err(&pdev->dev, "no device onboard\n");
+		err = -ENODEV;
+		goto out_remap;
+	}
+
+	stmp3xxx_reset_block(rtc_data->io, true);
+	stmp3xxx_clearl(BM_RTC_PERSISTENT0_ALARM_EN |
+			BM_RTC_PERSISTENT0_ALARM_WAKE_EN |
+			BM_RTC_PERSISTENT0_ALARM_WAKE,
+			rtc_data->io + HW_RTC_PERSISTENT0);
+	rtc_data->rtc = rtc_device_register(pdev->name, &pdev->dev,
+				&stmp3xxx_rtc_ops, THIS_MODULE);
+	if (IS_ERR(rtc_data->rtc)) {
+		err = PTR_ERR(rtc_data->rtc);
+		goto out_remap;
+	}
+
+	rtc_data->irq_count = 0;
+	err = request_irq(rtc_data->irq_alarm, stmp3xxx_rtc_interrupt,
+			IRQF_DISABLED, "RTC alarm", &pdev->dev);
+	if (err) {
+		dev_err(&pdev->dev, "Cannot claim IRQ%d\n",
+			rtc_data->irq_alarm);
+		goto out_irq_alarm;
+	}
+	err = request_irq(rtc_data->irq_1msec, stmp3xxx_rtc_interrupt,
+			IRQF_DISABLED, "RTC tick", &pdev->dev);
+	if (err) {
+		dev_err(&pdev->dev, "Cannot claim IRQ%d\n",
+			rtc_data->irq_1msec);
+		goto out_irq1;
+	}
+
+	platform_set_drvdata(pdev, rtc_data);
+
+	return 0;
+
+out_irq1:
+	free_irq(rtc_data->irq_alarm, &pdev->dev);
+out_irq_alarm:
+	stmp3xxx_clearl(BM_RTC_CTRL_ONEMSEC_IRQ_EN | BM_RTC_CTRL_ALARM_IRQ_EN,
+			rtc_data->io + HW_RTC_CTRL);
+	rtc_device_unregister(rtc_data->rtc);
+out_remap:
+	iounmap(rtc_data->io);
+out_free:
+	kfree(rtc_data);
+	return err;
+}
+
+#ifdef CONFIG_PM
+static int stmp3xxx_rtc_suspend(struct platform_device *dev, pm_message_t state)
+{
+	return 0;
+}
+
+static int stmp3xxx_rtc_resume(struct platform_device *dev)
+{
+	struct stmp3xxx_rtc_data *rtc_data = platform_get_drvdata(dev);
+
+	stmp3xxx_reset_block(rtc_data->io, true);
+	stmp3xxx_clearl(BM_RTC_PERSISTENT0_ALARM_EN |
+			BM_RTC_PERSISTENT0_ALARM_WAKE_EN |
+			BM_RTC_PERSISTENT0_ALARM_WAKE,
+			rtc_data->io + HW_RTC_PERSISTENT0);
+	return 0;
+}
+#else
+#define stmp3xxx_rtc_suspend	NULL
+#define stmp3xxx_rtc_resume	NULL
+#endif
+
+static struct platform_driver stmp3xxx_rtcdrv = {
+	.probe		= stmp3xxx_rtc_probe,
+	.remove		= stmp3xxx_rtc_remove,
+	.suspend	= stmp3xxx_rtc_suspend,
+	.resume		= stmp3xxx_rtc_resume,
+	.driver		= {
+		.name	= "stmp3xxx-rtc",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init stmp3xxx_rtc_init(void)
+{
+	return platform_driver_register(&stmp3xxx_rtcdrv);
+}
+
+static void __exit stmp3xxx_rtc_exit(void)
+{
+	platform_driver_unregister(&stmp3xxx_rtcdrv);
+}
+
+module_init(stmp3xxx_rtc_init);
+module_exit(stmp3xxx_rtc_exit);
+
+MODULE_DESCRIPTION("STMP3xxx RTC Driver");
+MODULE_AUTHOR("dmitry pervushin <dpervushin@embeddedalley.com>");
+MODULE_LICENSE("GPL");
diff --git a/drivers/rtc/rtc-sysfs.c b/drivers/rtc/rtc-sysfs.c
index 2531ce4c9db0..7dd23a6fc825 100644
--- a/drivers/rtc/rtc-sysfs.c
+++ b/drivers/rtc/rtc-sysfs.c
@@ -102,6 +102,19 @@ rtc_sysfs_set_max_user_freq(struct device *dev, struct device_attribute *attr,
 	return n;
 }
 
+static ssize_t
+rtc_sysfs_show_hctosys(struct device *dev, struct device_attribute *attr,
+		char *buf)
+{
+#ifdef CONFIG_RTC_HCTOSYS_DEVICE
+	if (strcmp(dev_name(&to_rtc_device(dev)->dev),
+		   CONFIG_RTC_HCTOSYS_DEVICE) == 0)
+		return sprintf(buf, "1\n");
+	else
+#endif
+		return sprintf(buf, "0\n");
+}
+
 static struct device_attribute rtc_attrs[] = {
 	__ATTR(name, S_IRUGO, rtc_sysfs_show_name, NULL),
 	__ATTR(date, S_IRUGO, rtc_sysfs_show_date, NULL),
@@ -109,6 +122,7 @@ static struct device_attribute rtc_attrs[] = {
 	__ATTR(since_epoch, S_IRUGO, rtc_sysfs_show_since_epoch, NULL),
 	__ATTR(max_user_freq, S_IRUGO | S_IWUSR, rtc_sysfs_show_max_user_freq,
 			rtc_sysfs_set_max_user_freq),
+	__ATTR(hctosys, S_IRUGO, rtc_sysfs_show_hctosys, NULL),
 	{ },
 };
 
diff --git a/drivers/rtc/rtc-v3020.c b/drivers/rtc/rtc-v3020.c
index ad164056feb6..423cd5a30b10 100644
--- a/drivers/rtc/rtc-v3020.c
+++ b/drivers/rtc/rtc-v3020.c
@@ -96,7 +96,7 @@ static void v3020_mmio_write_bit(struct v3020 *chip, unsigned char bit)
 
 static unsigned char v3020_mmio_read_bit(struct v3020 *chip)
 {
-	return readl(chip->ioaddress) & (1 << chip->leftshift);
+	return !!(readl(chip->ioaddress) & (1 << chip->leftshift));
 }
 
 static struct v3020_chip_ops v3020_mmio_ops = {
diff --git a/drivers/rtc/rtc-vr41xx.c b/drivers/rtc/rtc-vr41xx.c
index 2c839d0d21bd..fadddac1e5a4 100644
--- a/drivers/rtc/rtc-vr41xx.c
+++ b/drivers/rtc/rtc-vr41xx.c
@@ -209,19 +209,18 @@ static int vr41xx_rtc_set_alarm(struct device *dev, struct rtc_wkalrm *wkalrm)
 
 static int vr41xx_rtc_irq_set_freq(struct device *dev, int freq)
 {
-	unsigned long count;
+	u64 count;
 
 	if (!is_power_of_2(freq))
 		return -EINVAL;
 	count = RTC_FREQUENCY;
 	do_div(count, freq);
 
-	periodic_count = count;
-
 	spin_lock_irq(&rtc_lock);
 
-	rtc1_write(RTCL1LREG, count);
-	rtc1_write(RTCL1HREG, count >> 16);
+	periodic_count = count;
+	rtc1_write(RTCL1LREG, periodic_count);
+	rtc1_write(RTCL1HREG, periodic_count >> 16);
 
 	spin_unlock_irq(&rtc_lock);
 
diff --git a/drivers/s390/block/dasd.c b/drivers/s390/block/dasd.c
index e109da4583a8..aaccc8ecfa8f 100644
--- a/drivers/s390/block/dasd.c
+++ b/drivers/s390/block/dasd.c
@@ -2146,7 +2146,7 @@ static int dasd_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-struct block_device_operations
+const struct block_device_operations
 dasd_device_operations = {
 	.owner		= THIS_MODULE,
 	.open		= dasd_open,
@@ -2508,8 +2508,6 @@ int dasd_generic_restore_device(struct ccw_device *cdev)
 	device->stopped &= ~DASD_UNRESUMED_PM;
 
 	dasd_schedule_device_bh(device);
-	if (device->block)
-		dasd_schedule_block_bh(device->block);
 
 	if (device->discipline->restore)
 		rc = device->discipline->restore(device);
@@ -2520,6 +2518,9 @@ int dasd_generic_restore_device(struct ccw_device *cdev)
 		 */
 		device->stopped |= DASD_UNRESUMED_PM;
 
+	if (device->block)
+		dasd_schedule_block_bh(device->block);
+
 	dasd_put_device(device);
 	return 0;
 }
@@ -2532,6 +2533,7 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device,
 {
 	struct dasd_ccw_req *cqr;
 	struct ccw1 *ccw;
+	unsigned long *idaw;
 
 	cqr = dasd_smalloc_request(magic, 1 /* RDC */, rdc_buffer_size, device);
 
@@ -2545,9 +2547,17 @@ static struct dasd_ccw_req *dasd_generic_build_rdc(struct dasd_device *device,
 
 	ccw = cqr->cpaddr;
 	ccw->cmd_code = CCW_CMD_RDC;
-	ccw->cda = (__u32)(addr_t)rdc_buffer;
-	ccw->count = rdc_buffer_size;
+	if (idal_is_needed(rdc_buffer, rdc_buffer_size)) {
+		idaw = (unsigned long *) (cqr->data);
+		ccw->cda = (__u32)(addr_t) idaw;
+		ccw->flags = CCW_FLAG_IDA;
+		idaw = idal_create_words(idaw, rdc_buffer, rdc_buffer_size);
+	} else {
+		ccw->cda = (__u32)(addr_t) rdc_buffer;
+		ccw->flags = 0;
+	}
 
+	ccw->count = rdc_buffer_size;
 	cqr->startdev = device;
 	cqr->memdev = device;
 	cqr->expires = 10*HZ;
diff --git a/drivers/s390/block/dasd_eckd.c b/drivers/s390/block/dasd_eckd.c
index a1ce573648a2..417b97cd3f94 100644
--- a/drivers/s390/block/dasd_eckd.c
+++ b/drivers/s390/block/dasd_eckd.c
@@ -706,7 +706,7 @@ static int dasd_eckd_generate_uid(struct dasd_device *device,
 	       sizeof(uid->serial) - 1);
 	EBCASC(uid->serial, sizeof(uid->serial) - 1);
 	uid->ssid = private->gneq->subsystemID;
-	uid->real_unit_addr = private->ned->unit_addr;;
+	uid->real_unit_addr = private->ned->unit_addr;
 	if (private->sneq) {
 		uid->type = private->sneq->sua_flags;
 		if (uid->type == UA_BASE_PAV_ALIAS)
@@ -935,6 +935,7 @@ static int dasd_eckd_read_features(struct dasd_device *device)
 	struct dasd_eckd_private *private;
 
 	private = (struct dasd_eckd_private *) device->private;
+	memset(&private->features, 0, sizeof(struct dasd_rssd_features));
 	cqr = dasd_smalloc_request(DASD_ECKD_MAGIC, 1 /* PSF */	+ 1 /* RSSD */,
 				   (sizeof(struct dasd_psf_prssd_data) +
 				    sizeof(struct dasd_rssd_features)),
@@ -982,7 +983,9 @@ static int dasd_eckd_read_features(struct dasd_device *device)
 		features = (struct dasd_rssd_features *) (prssdp + 1);
 		memcpy(&private->features, features,
 		       sizeof(struct dasd_rssd_features));
-	}
+	} else
+		dev_warn(&device->cdev->dev, "Reading device feature codes"
+			 " failed with rc=%d\n", rc);
 	dasd_sfree_request(cqr, cqr->memdev);
 	return rc;
 }
@@ -1144,9 +1147,7 @@ dasd_eckd_check_characteristics(struct dasd_device *device)
 	}
 
 	/* Read Feature Codes */
-	rc = dasd_eckd_read_features(device);
-	if (rc)
-		goto out_err3;
+	dasd_eckd_read_features(device);
 
 	/* Read Device Characteristics */
 	rc = dasd_generic_read_dev_chars(device, DASD_ECKD_MAGIC,
@@ -2337,6 +2338,8 @@ static struct dasd_ccw_req *dasd_eckd_build_cp(struct dasd_device *startdev,
 	/* Calculate number of blocks/records per track. */
 	blksize = block->bp_block;
 	blk_per_trk = recs_per_track(&private->rdc_data, 0, blksize);
+	if (blk_per_trk == 0)
+		return ERR_PTR(-EINVAL);
 	/* Calculate record id of first and last block. */
 	first_rec = first_trk = blk_rq_pos(req) >> block->s2b_shift;
 	first_offs = sector_div(first_trk, blk_per_trk);
@@ -3210,8 +3213,10 @@ int dasd_eckd_pm_freeze(struct dasd_device *device)
 int dasd_eckd_restore_device(struct dasd_device *device)
 {
 	struct dasd_eckd_private *private;
+	struct dasd_eckd_characteristics temp_rdc_data;
 	int is_known, rc;
 	struct dasd_uid temp_uid;
+	unsigned long flags;
 
 	private = (struct dasd_eckd_private *) device->private;
 
@@ -3224,7 +3229,8 @@ int dasd_eckd_restore_device(struct dasd_device *device)
 	rc = dasd_eckd_generate_uid(device, &private->uid);
 	dasd_get_uid(device->cdev, &temp_uid);
 	if (memcmp(&private->uid, &temp_uid, sizeof(struct dasd_uid)) != 0)
-		dev_err(&device->cdev->dev, "The UID of the DASD has changed\n");
+		dev_err(&device->cdev->dev, "The UID of the DASD has "
+			"changed\n");
 	if (rc)
 		goto out_err;
 	dasd_set_uid(device->cdev, &private->uid);
@@ -3241,20 +3247,20 @@ int dasd_eckd_restore_device(struct dasd_device *device)
 	}
 
 	/* Read Feature Codes */
-	rc = dasd_eckd_read_features(device);
-	if (rc)
-		goto out_err;
+	dasd_eckd_read_features(device);
 
 	/* Read Device Characteristics */
-	memset(&private->rdc_data, 0, sizeof(private->rdc_data));
 	rc = dasd_generic_read_dev_chars(device, DASD_ECKD_MAGIC,
-					 &private->rdc_data, 64);
+					 &temp_rdc_data, 64);
 	if (rc) {
 		DBF_EVENT(DBF_WARNING,
 			  "Read device characteristics failed, rc=%d for "
 			  "device: %s", rc, dev_name(&device->cdev->dev));
 		goto out_err;
 	}
+	spin_lock_irqsave(get_ccwdev_lock(device->cdev), flags);
+	memcpy(&private->rdc_data, &temp_rdc_data, sizeof(temp_rdc_data));
+	spin_unlock_irqrestore(get_ccwdev_lock(device->cdev), flags);
 
 	/* add device to alias management */
 	dasd_alias_add_device(device);
diff --git a/drivers/s390/block/dasd_int.h b/drivers/s390/block/dasd_int.h
index 5e47a1ee52b9..8afd9fa00875 100644
--- a/drivers/s390/block/dasd_int.h
+++ b/drivers/s390/block/dasd_int.h
@@ -540,7 +540,7 @@ dasd_check_blocksize(int bsize)
 extern debug_info_t *dasd_debug_area;
 extern struct dasd_profile_info_t dasd_global_profile;
 extern unsigned int dasd_profile_level;
-extern struct block_device_operations dasd_device_operations;
+extern const struct block_device_operations dasd_device_operations;
 
 extern struct kmem_cache *dasd_page_cache;
 
diff --git a/drivers/s390/block/dcssblk.c b/drivers/s390/block/dcssblk.c
index d34617682a62..f76f4bd82b9f 100644
--- a/drivers/s390/block/dcssblk.c
+++ b/drivers/s390/block/dcssblk.c
@@ -34,7 +34,7 @@ static int dcssblk_direct_access(struct block_device *bdev, sector_t secnum,
 static char dcssblk_segments[DCSSBLK_PARM_LEN] = "\0";
 
 static int dcssblk_major;
-static struct block_device_operations dcssblk_devops = {
+static const struct block_device_operations dcssblk_devops = {
 	.owner   	= THIS_MODULE,
 	.open    	= dcssblk_open,
 	.release 	= dcssblk_release,
diff --git a/drivers/s390/block/xpram.c b/drivers/s390/block/xpram.c
index ee604e92a5fa..116d1b3eeb15 100644
--- a/drivers/s390/block/xpram.c
+++ b/drivers/s390/block/xpram.c
@@ -244,7 +244,7 @@ static int xpram_getgeo(struct block_device *bdev, struct hd_geometry *geo)
 	return 0;
 }
 
-static struct block_device_operations xpram_devops =
+static const struct block_device_operations xpram_devops =
 {
 	.owner	= THIS_MODULE,
 	.getgeo	= xpram_getgeo,
diff --git a/drivers/s390/char/monreader.c b/drivers/s390/char/monreader.c
index 89ece1c235aa..66e21dd23154 100644
--- a/drivers/s390/char/monreader.c
+++ b/drivers/s390/char/monreader.c
@@ -357,6 +357,7 @@ static int mon_close(struct inode *inode, struct file *filp)
 	atomic_set(&monpriv->msglim_count, 0);
 	monpriv->write_index  = 0;
 	monpriv->read_index   = 0;
+	dev_set_drvdata(monreader_device, NULL);
 
 	for (i = 0; i < MON_MSGLIM; i++)
 		kfree(monpriv->msg_array[i]);
diff --git a/drivers/s390/char/raw3270.c b/drivers/s390/char/raw3270.c
index d6a022f55e92..62ddf5202b79 100644
--- a/drivers/s390/char/raw3270.c
+++ b/drivers/s390/char/raw3270.c
@@ -1361,11 +1361,13 @@ static int raw3270_pm_start(struct ccw_device *cdev)
 
 void raw3270_pm_unfreeze(struct raw3270_view *view)
 {
+#ifdef CONFIG_TN3270_CONSOLE
 	struct raw3270 *rp;
 
 	rp = view->dev;
 	if (rp && test_bit(RAW3270_FLAGS_FROZEN, &rp->flags))
 		ccw_device_force_console();
+#endif
 }
 
 static struct ccw_device_id raw3270_id[] = {
diff --git a/drivers/s390/char/sclp_async.c b/drivers/s390/char/sclp_async.c
index daaec185ed36..b44462a6c6d3 100644
--- a/drivers/s390/char/sclp_async.c
+++ b/drivers/s390/char/sclp_async.c
@@ -26,7 +26,6 @@ static struct sclp_async_sccb *sccb;
 static int sclp_async_send_wait(char *message);
 static struct ctl_table_header *callhome_sysctl_header;
 static DEFINE_SPINLOCK(sclp_async_lock);
-static char nodename[64];
 #define SCLP_NORMAL_WRITE	0x00
 
 struct async_evbuf {
@@ -52,9 +51,10 @@ static struct sclp_register sclp_async_register = {
 static int call_home_on_panic(struct notifier_block *self,
 			      unsigned long event, void *data)
 {
-		strncat(data, nodename, strlen(nodename));
-		sclp_async_send_wait(data);
-		return NOTIFY_DONE;
+	strncat(data, init_utsname()->nodename,
+		sizeof(init_utsname()->nodename));
+	sclp_async_send_wait(data);
+	return NOTIFY_DONE;
 }
 
 static struct notifier_block call_home_panic_nb = {
@@ -62,21 +62,20 @@ static struct notifier_block call_home_panic_nb = {
 	.priority = INT_MAX,
 };
 
-static int proc_handler_callhome(ctl_table *ctl, int write, struct file *filp,
+static int proc_handler_callhome(struct ctl_table *ctl, int write,
 				 void __user *buffer, size_t *count,
 				 loff_t *ppos)
 {
 	unsigned long val;
 	int len, rc;
-	char buf[2];
+	char buf[3];
 
-	if (!*count | (*ppos && !write)) {
+	if (!*count || (*ppos && !write)) {
 		*count = 0;
 		return 0;
 	}
 	if (!write) {
-		len =  sprintf(buf, "%d\n", callhome_enabled);
-		buf[len] = '\0';
+		len = snprintf(buf, sizeof(buf), "%d\n", callhome_enabled);
 		rc = copy_to_user(buffer, buf, sizeof(buf));
 		if (rc != 0)
 			return -EFAULT;
@@ -100,7 +99,7 @@ static struct ctl_table callhome_table[] = {
 	{
 		.procname	= "callhome",
 		.mode		= 0644,
-		.proc_handler	= &proc_handler_callhome,
+		.proc_handler	= proc_handler_callhome,
 	},
 	{ .ctl_name = 0 }
 };
@@ -171,39 +170,29 @@ static int __init sclp_async_init(void)
 	rc = sclp_register(&sclp_async_register);
 	if (rc)
 		return rc;
-	callhome_sysctl_header = register_sysctl_table(kern_dir_table);
-	if (!callhome_sysctl_header) {
-		rc = -ENOMEM;
-		goto out_sclp;
-	}
-	if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK)) {
-		rc = -EOPNOTSUPP;
+	rc = -EOPNOTSUPP;
+	if (!(sclp_async_register.sclp_receive_mask & EVTYP_ASYNC_MASK))
 		goto out_sclp;
-	}
 	rc = -ENOMEM;
+	callhome_sysctl_header = register_sysctl_table(kern_dir_table);
+	if (!callhome_sysctl_header)
+		goto out_sclp;
 	request = kzalloc(sizeof(struct sclp_req), GFP_KERNEL);
-	if (!request)
-		goto out_sys;
 	sccb = (struct sclp_async_sccb *) get_zeroed_page(GFP_KERNEL | GFP_DMA);
-	if (!sccb)
+	if (!request || !sccb)
 		goto out_mem;
-	rc =  atomic_notifier_chain_register(&panic_notifier_list,
-					     &call_home_panic_nb);
-	if (rc)
-		goto out_mem;
-
-	strncpy(nodename, init_utsname()->nodename, 64);
-	return 0;
-
+	rc = atomic_notifier_chain_register(&panic_notifier_list,
+					    &call_home_panic_nb);
+	if (!rc)
+		goto out;
 out_mem:
 	kfree(request);
 	free_page((unsigned long) sccb);
-out_sys:
 	unregister_sysctl_table(callhome_sysctl_header);
 out_sclp:
 	sclp_unregister(&sclp_async_register);
+out:
 	return rc;
-
 }
 module_init(sclp_async_init);
 
diff --git a/drivers/s390/char/sclp_quiesce.c b/drivers/s390/char/sclp_quiesce.c
index 84c191c1cd62..05909a7df8b3 100644
--- a/drivers/s390/char/sclp_quiesce.c
+++ b/drivers/s390/char/sclp_quiesce.c
@@ -20,9 +20,12 @@
 
 #include "sclp.h"
 
+static void (*old_machine_restart)(char *);
+static void (*old_machine_halt)(void);
+static void (*old_machine_power_off)(void);
+
 /* Shutdown handler. Signal completion of shutdown by loading special PSW. */
-static void
-do_machine_quiesce(void)
+static void do_machine_quiesce(void)
 {
 	psw_t quiesce_psw;
 
@@ -33,23 +36,48 @@ do_machine_quiesce(void)
 }
 
 /* Handler for quiesce event. Start shutdown procedure. */
-static void
-sclp_quiesce_handler(struct evbuf_header *evbuf)
+static void sclp_quiesce_handler(struct evbuf_header *evbuf)
 {
-	_machine_restart = (void *) do_machine_quiesce;
-	_machine_halt = do_machine_quiesce;
-	_machine_power_off = do_machine_quiesce;
+	if (_machine_restart != (void *) do_machine_quiesce) {
+		old_machine_restart = _machine_restart;
+		old_machine_halt = _machine_halt;
+		old_machine_power_off = _machine_power_off;
+		_machine_restart = (void *) do_machine_quiesce;
+		_machine_halt = do_machine_quiesce;
+		_machine_power_off = do_machine_quiesce;
+	}
 	ctrl_alt_del();
 }
 
+/* Undo machine restart/halt/power_off modification on resume */
+static void sclp_quiesce_pm_event(struct sclp_register *reg,
+				  enum sclp_pm_event sclp_pm_event)
+{
+	switch (sclp_pm_event) {
+	case SCLP_PM_EVENT_RESTORE:
+		if (old_machine_restart) {
+			_machine_restart = old_machine_restart;
+			_machine_halt = old_machine_halt;
+			_machine_power_off = old_machine_power_off;
+			old_machine_restart = NULL;
+			old_machine_halt = NULL;
+			old_machine_power_off = NULL;
+		}
+		break;
+	case SCLP_PM_EVENT_FREEZE:
+	case SCLP_PM_EVENT_THAW:
+		break;
+	}
+}
+
 static struct sclp_register sclp_quiesce_event = {
 	.receive_mask = EVTYP_SIGQUIESCE_MASK,
-	.receiver_fn = sclp_quiesce_handler
+	.receiver_fn = sclp_quiesce_handler,
+	.pm_event_fn = sclp_quiesce_pm_event
 };
 
 /* Initialize quiesce driver. */
-static int __init
-sclp_quiesce_init(void)
+static int __init sclp_quiesce_init(void)
 {
 	return sclp_register(&sclp_quiesce_event);
 }
diff --git a/drivers/s390/char/sclp_vt220.c b/drivers/s390/char/sclp_vt220.c
index 178724f2a4c3..b9d2a007e93b 100644
--- a/drivers/s390/char/sclp_vt220.c
+++ b/drivers/s390/char/sclp_vt220.c
@@ -705,21 +705,6 @@ out_driver:
 }
 __initcall(sclp_vt220_tty_init);
 
-#ifdef CONFIG_SCLP_VT220_CONSOLE
-
-static void
-sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count)
-{
-	__sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0);
-}
-
-static struct tty_driver *
-sclp_vt220_con_device(struct console *c, int *index)
-{
-	*index = 0;
-	return sclp_vt220_driver;
-}
-
 static void __sclp_vt220_flush_buffer(void)
 {
 	unsigned long flags;
@@ -776,6 +761,21 @@ static void sclp_vt220_pm_event_fn(struct sclp_register *reg,
 	}
 }
 
+#ifdef CONFIG_SCLP_VT220_CONSOLE
+
+static void
+sclp_vt220_con_write(struct console *con, const char *buf, unsigned int count)
+{
+	__sclp_vt220_write((const unsigned char *) buf, count, 1, 1, 0);
+}
+
+static struct tty_driver *
+sclp_vt220_con_device(struct console *c, int *index)
+{
+	*index = 0;
+	return sclp_vt220_driver;
+}
+
 static int
 sclp_vt220_notify(struct notifier_block *self,
 			  unsigned long event, void *data)
diff --git a/drivers/s390/char/tape_block.c b/drivers/s390/char/tape_block.c
index 4cb9e70507ab..0c0705b91c28 100644
--- a/drivers/s390/char/tape_block.c
+++ b/drivers/s390/char/tape_block.c
@@ -50,7 +50,7 @@ static int tapeblock_ioctl(struct block_device *, fmode_t, unsigned int,
 static int tapeblock_medium_changed(struct gendisk *);
 static int tapeblock_revalidate_disk(struct gendisk *);
 
-static struct block_device_operations tapeblock_fops = {
+static const struct block_device_operations tapeblock_fops = {
 	.owner		 = THIS_MODULE,
 	.open		 = tapeblock_open,
 	.release	 = tapeblock_release,
@@ -162,9 +162,10 @@ tapeblock_requeue(struct work_struct *work) {
 	spin_lock_irq(&device->blk_data.request_queue_lock);
 	while (
 		!blk_queue_plugged(queue) &&
-		(req = blk_fetch_request(queue)) &&
+		blk_peek_request(queue) &&
 		nr_queued < TAPEBLOCK_MIN_REQUEUE
 	) {
+		req = blk_fetch_request(queue);
 		if (rq_data_dir(req) == WRITE) {
 			DBF_EVENT(1, "TBLOCK: Rejecting write request\n");
 			spin_unlock_irq(&device->blk_data.request_queue_lock);
diff --git a/drivers/s390/char/zcore.c b/drivers/s390/char/zcore.c
index c431198bdbc4..82daa3c1dc9c 100644
--- a/drivers/s390/char/zcore.c
+++ b/drivers/s390/char/zcore.c
@@ -14,7 +14,6 @@
 
 #include <linux/init.h>
 #include <linux/miscdevice.h>
-#include <linux/utsname.h>
 #include <linux/debugfs.h>
 #include <asm/ipl.h>
 #include <asm/sclp.h>
diff --git a/drivers/s390/cio/blacklist.c b/drivers/s390/cio/blacklist.c
index 6565f027791e..7eab9ab9f406 100644
--- a/drivers/s390/cio/blacklist.c
+++ b/drivers/s390/cio/blacklist.c
@@ -265,13 +265,11 @@ struct ccwdev_iter {
 static void *
 cio_ignore_proc_seq_start(struct seq_file *s, loff_t *offset)
 {
-	struct ccwdev_iter *iter;
+	struct ccwdev_iter *iter = s->private;
 
 	if (*offset >= (__MAX_SUBCHANNEL + 1) * (__MAX_SSID + 1))
 		return NULL;
-	iter = kzalloc(sizeof(struct ccwdev_iter), GFP_KERNEL);
-	if (!iter)
-		return ERR_PTR(-ENOMEM);
+	memset(iter, 0, sizeof(*iter));
 	iter->ssid = *offset / (__MAX_SUBCHANNEL + 1);
 	iter->devno = *offset % (__MAX_SUBCHANNEL + 1);
 	return iter;
@@ -280,8 +278,6 @@ cio_ignore_proc_seq_start(struct seq_file *s, loff_t *offset)
 static void
 cio_ignore_proc_seq_stop(struct seq_file *s, void *it)
 {
-	if (!IS_ERR(it))
-		kfree(it);
 }
 
 static void *
@@ -378,14 +374,15 @@ static const struct seq_operations cio_ignore_proc_seq_ops = {
 static int
 cio_ignore_proc_open(struct inode *inode, struct file *file)
 {
-	return seq_open(file, &cio_ignore_proc_seq_ops);
+	return seq_open_private(file, &cio_ignore_proc_seq_ops,
+				sizeof(struct ccwdev_iter));
 }
 
 static const struct file_operations cio_ignore_proc_fops = {
 	.open    = cio_ignore_proc_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
-	.release = seq_release,
+	.release = seq_release_private,
 	.write   = cio_ignore_write,
 };
 
diff --git a/drivers/s390/cio/chp.c b/drivers/s390/cio/chp.c
index 40002830d48a..8ab51608da55 100644
--- a/drivers/s390/cio/chp.c
+++ b/drivers/s390/cio/chp.c
@@ -393,7 +393,6 @@ int chp_new(struct chp_id chpid)
 	chp->state = 1;
 	chp->dev.parent = &channel_subsystems[chpid.cssid]->device;
 	chp->dev.release = chp_release;
-	dev_set_name(&chp->dev, "chp%x.%02x", chpid.cssid, chpid.id);
 
 	/* Obtain channel path description and fill it in. */
 	ret = chsc_determine_base_channel_path_desc(chpid, &chp->desc);
@@ -411,6 +410,7 @@ int chp_new(struct chp_id chpid)
 	} else {
 		chp->cmg = -1;
 	}
+	dev_set_name(&chp->dev, "chp%x.%02x", chpid.cssid, chpid.id);
 
 	/* make it known to the system */
 	ret = device_register(&chp->dev);
diff --git a/drivers/s390/cio/css.c b/drivers/s390/cio/css.c
index 393c73c47f87..91c25706fa83 100644
--- a/drivers/s390/cio/css.c
+++ b/drivers/s390/cio/css.c
@@ -31,8 +31,7 @@
 #include "chp.h"
 
 int css_init_done = 0;
-static int need_reprobe = 0;
-static int max_ssid = 0;
+int max_ssid;
 
 struct channel_subsystem *channel_subsystems[__MAX_CSSID + 1];
 
@@ -315,12 +314,18 @@ int css_probe_device(struct subchannel_id schid)
 	int ret;
 	struct subchannel *sch;
 
-	sch = css_alloc_subchannel(schid);
-	if (IS_ERR(sch))
-		return PTR_ERR(sch);
+	if (cio_is_console(schid))
+		sch = cio_get_console_subchannel();
+	else {
+		sch = css_alloc_subchannel(schid);
+		if (IS_ERR(sch))
+			return PTR_ERR(sch);
+	}
 	ret = css_register_subchannel(sch);
-	if (ret)
-		put_device(&sch->dev);
+	if (ret) {
+		if (!cio_is_console(schid))
+			put_device(&sch->dev);
+	}
 	return ret;
 }
 
@@ -409,10 +414,14 @@ static void css_evaluate_subchannel(struct subchannel_id schid, int slow)
 
 static struct idset *slow_subchannel_set;
 static spinlock_t slow_subchannel_lock;
+static wait_queue_head_t css_eval_wq;
+static atomic_t css_eval_scheduled;
 
 static int __init slow_subchannel_init(void)
 {
 	spin_lock_init(&slow_subchannel_lock);
+	atomic_set(&css_eval_scheduled, 0);
+	init_waitqueue_head(&css_eval_wq);
 	slow_subchannel_set = idset_sch_new();
 	if (!slow_subchannel_set) {
 		CIO_MSG_EVENT(0, "could not allocate slow subchannel set\n");
@@ -468,9 +477,17 @@ static int slow_eval_unknown_fn(struct subchannel_id schid, void *data)
 
 static void css_slow_path_func(struct work_struct *unused)
 {
+	unsigned long flags;
+
 	CIO_TRACE_EVENT(4, "slowpath");
 	for_each_subchannel_staged(slow_eval_known_fn, slow_eval_unknown_fn,
 				   NULL);
+	spin_lock_irqsave(&slow_subchannel_lock, flags);
+	if (idset_is_empty(slow_subchannel_set)) {
+		atomic_set(&css_eval_scheduled, 0);
+		wake_up(&css_eval_wq);
+	}
+	spin_unlock_irqrestore(&slow_subchannel_lock, flags);
 }
 
 static DECLARE_WORK(slow_path_work, css_slow_path_func);
@@ -482,6 +499,7 @@ void css_schedule_eval(struct subchannel_id schid)
 
 	spin_lock_irqsave(&slow_subchannel_lock, flags);
 	idset_sch_add(slow_subchannel_set, schid);
+	atomic_set(&css_eval_scheduled, 1);
 	queue_work(slow_path_wq, &slow_path_work);
 	spin_unlock_irqrestore(&slow_subchannel_lock, flags);
 }
@@ -492,80 +510,53 @@ void css_schedule_eval_all(void)
 
 	spin_lock_irqsave(&slow_subchannel_lock, flags);
 	idset_fill(slow_subchannel_set);
+	atomic_set(&css_eval_scheduled, 1);
 	queue_work(slow_path_wq, &slow_path_work);
 	spin_unlock_irqrestore(&slow_subchannel_lock, flags);
 }
 
-void css_wait_for_slow_path(void)
+static int __unset_registered(struct device *dev, void *data)
 {
-	flush_workqueue(slow_path_wq);
-}
-
-/* Reprobe subchannel if unregistered. */
-static int reprobe_subchannel(struct subchannel_id schid, void *data)
-{
-	int ret;
-
-	CIO_MSG_EVENT(6, "cio: reprobe 0.%x.%04x\n",
-		      schid.ssid, schid.sch_no);
-	if (need_reprobe)
-		return -EAGAIN;
-
-	ret = css_probe_device(schid);
-	switch (ret) {
-	case 0:
-		break;
-	case -ENXIO:
-	case -ENOMEM:
-	case -EIO:
-		/* These should abort looping */
-		break;
-	default:
-		ret = 0;
-	}
-
-	return ret;
-}
+	struct idset *set = data;
+	struct subchannel *sch = to_subchannel(dev);
 
-static void reprobe_after_idle(struct work_struct *unused)
-{
-	/* Make sure initial subchannel scan is done. */
-	wait_event(ccw_device_init_wq,
-		   atomic_read(&ccw_device_init_count) == 0);
-	if (need_reprobe)
-		css_schedule_reprobe();
+	idset_sch_del(set, sch->schid);
+	return 0;
 }
 
-static DECLARE_WORK(reprobe_idle_work, reprobe_after_idle);
-
-/* Work function used to reprobe all unregistered subchannels. */
-static void reprobe_all(struct work_struct *unused)
+void css_schedule_eval_all_unreg(void)
 {
-	int ret;
-
-	CIO_MSG_EVENT(4, "reprobe start\n");
+	unsigned long flags;
+	struct idset *unreg_set;
 
-	/* Make sure initial subchannel scan is done. */
-	if (atomic_read(&ccw_device_init_count) != 0) {
-		queue_work(ccw_device_work, &reprobe_idle_work);
+	/* Find unregistered subchannels. */
+	unreg_set = idset_sch_new();
+	if (!unreg_set) {
+		/* Fallback. */
+		css_schedule_eval_all();
 		return;
 	}
-	need_reprobe = 0;
-	ret = for_each_subchannel_staged(NULL, reprobe_subchannel, NULL);
-
-	CIO_MSG_EVENT(4, "reprobe done (rc=%d, need_reprobe=%d)\n", ret,
-		      need_reprobe);
+	idset_fill(unreg_set);
+	bus_for_each_dev(&css_bus_type, NULL, unreg_set, __unset_registered);
+	/* Apply to slow_subchannel_set. */
+	spin_lock_irqsave(&slow_subchannel_lock, flags);
+	idset_add_set(slow_subchannel_set, unreg_set);
+	atomic_set(&css_eval_scheduled, 1);
+	queue_work(slow_path_wq, &slow_path_work);
+	spin_unlock_irqrestore(&slow_subchannel_lock, flags);
+	idset_free(unreg_set);
 }
 
-static DECLARE_WORK(css_reprobe_work, reprobe_all);
+void css_wait_for_slow_path(void)
+{
+	flush_workqueue(slow_path_wq);
+}
 
 /* Schedule reprobing of all unregistered subchannels. */
 void css_schedule_reprobe(void)
 {
-	need_reprobe = 1;
-	queue_work(slow_path_wq, &css_reprobe_work);
+	css_schedule_eval_all_unreg();
 }
-
 EXPORT_SYMBOL_GPL(css_schedule_reprobe);
 
 /*
@@ -601,49 +592,6 @@ static void css_process_crw(struct crw *crw0, struct crw *crw1, int overflow)
 	css_evaluate_subchannel(mchk_schid, 0);
 }
 
-static int __init
-__init_channel_subsystem(struct subchannel_id schid, void *data)
-{
-	struct subchannel *sch;
-	int ret;
-
-	if (cio_is_console(schid))
-		sch = cio_get_console_subchannel();
-	else {
-		sch = css_alloc_subchannel(schid);
-		if (IS_ERR(sch))
-			ret = PTR_ERR(sch);
-		else
-			ret = 0;
-		switch (ret) {
-		case 0:
-			break;
-		case -ENOMEM:
-			panic("Out of memory in init_channel_subsystem\n");
-		/* -ENXIO: no more subchannels. */
-		case -ENXIO:
-			return ret;
-		/* -EIO: this subchannel set not supported. */
-		case -EIO:
-			return ret;
-		default:
-			return 0;
-		}
-	}
-	/*
-	 * We register ALL valid subchannels in ioinfo, even those
-	 * that have been present before init_channel_subsystem.
-	 * These subchannels can't have been registered yet (kmalloc
-	 * not working) so we do it now. This is true e.g. for the
-	 * console subchannel.
-	 */
-	if (css_register_subchannel(sch)) {
-		if (!cio_is_console(schid))
-			put_device(&sch->dev);
-	}
-	return 0;
-}
-
 static void __init
 css_generate_pgid(struct channel_subsystem *css, u32 tod_high)
 {
@@ -854,19 +802,30 @@ static struct notifier_block css_power_notifier = {
  * The struct subchannel's are created during probing (except for the
  * static console subchannel).
  */
-static int __init
-init_channel_subsystem (void)
+static int __init css_bus_init(void)
 {
 	int ret, i;
 
 	ret = chsc_determine_css_characteristics();
 	if (ret == -ENOMEM)
-		goto out; /* No need to continue. */
+		goto out;
 
 	ret = chsc_alloc_sei_area();
 	if (ret)
 		goto out;
 
+	/* Try to enable MSS. */
+	ret = chsc_enable_facility(CHSC_SDA_OC_MSS);
+	switch (ret) {
+	case 0: /* Success. */
+		max_ssid = __MAX_SSID;
+		break;
+	case -ENOMEM:
+		goto out;
+	default:
+		max_ssid = 0;
+	}
+
 	ret = slow_subchannel_init();
 	if (ret)
 		goto out;
@@ -878,17 +837,6 @@ init_channel_subsystem (void)
 	if ((ret = bus_register(&css_bus_type)))
 		goto out;
 
-	/* Try to enable MSS. */
-	ret = chsc_enable_facility(CHSC_SDA_OC_MSS);
-	switch (ret) {
-	case 0: /* Success. */
-		max_ssid = __MAX_SSID;
-		break;
-	case -ENOMEM:
-		goto out_bus;
-	default:
-		max_ssid = 0;
-	}
 	/* Setup css structure. */
 	for (i = 0; i <= __MAX_CSSID; i++) {
 		struct channel_subsystem *css;
@@ -934,7 +882,6 @@ init_channel_subsystem (void)
 	/* Enable default isc for I/O subchannels. */
 	isc_register(IO_SCH_ISC);
 
-	for_each_subchannel(__init_channel_subsystem, NULL);
 	return 0;
 out_file:
 	if (css_chsc_characteristics.secm)
@@ -955,17 +902,76 @@ out_unregister:
 					   &dev_attr_cm_enable);
 		device_unregister(&css->device);
 	}
-out_bus:
 	bus_unregister(&css_bus_type);
 out:
 	crw_unregister_handler(CRW_RSC_CSS);
 	chsc_free_sei_area();
-	kfree(slow_subchannel_set);
+	idset_free(slow_subchannel_set);
 	pr_alert("The CSS device driver initialization failed with "
 		 "errno=%d\n", ret);
 	return ret;
 }
 
+static void __init css_bus_cleanup(void)
+{
+	struct channel_subsystem *css;
+	int i;
+
+	for (i = 0; i <= __MAX_CSSID; i++) {
+		css = channel_subsystems[i];
+		device_unregister(&css->pseudo_subchannel->dev);
+		css->pseudo_subchannel = NULL;
+		if (css_chsc_characteristics.secm)
+			device_remove_file(&css->device, &dev_attr_cm_enable);
+		device_unregister(&css->device);
+	}
+	bus_unregister(&css_bus_type);
+	crw_unregister_handler(CRW_RSC_CSS);
+	chsc_free_sei_area();
+	idset_free(slow_subchannel_set);
+	isc_unregister(IO_SCH_ISC);
+}
+
+static int __init channel_subsystem_init(void)
+{
+	int ret;
+
+	ret = css_bus_init();
+	if (ret)
+		return ret;
+
+	ret = io_subchannel_init();
+	if (ret)
+		css_bus_cleanup();
+
+	return ret;
+}
+subsys_initcall(channel_subsystem_init);
+
+static int css_settle(struct device_driver *drv, void *unused)
+{
+	struct css_driver *cssdrv = to_cssdriver(drv);
+
+	if (cssdrv->settle)
+		cssdrv->settle();
+	return 0;
+}
+
+/*
+ * Wait for the initialization of devices to finish, to make sure we are
+ * done with our setup if the search for the root device starts.
+ */
+static int __init channel_subsystem_init_sync(void)
+{
+	/* Start initial subchannel evaluation. */
+	css_schedule_eval_all();
+	/* Wait for the evaluation of subchannels to finish. */
+	wait_event(css_eval_wq, atomic_read(&css_eval_scheduled) == 0);
+	/* Wait for the subchannel type specific initialization to finish */
+	return bus_for_each_drv(&css_bus_type, NULL, NULL, css_settle);
+}
+subsys_initcall_sync(channel_subsystem_init_sync);
+
 int sch_is_pseudo_sch(struct subchannel *sch)
 {
 	return sch == to_css(sch->dev.parent)->pseudo_subchannel;
@@ -1135,7 +1141,5 @@ void css_driver_unregister(struct css_driver *cdrv)
 }
 EXPORT_SYMBOL_GPL(css_driver_unregister);
 
-subsys_initcall(init_channel_subsystem);
-
 MODULE_LICENSE("GPL");
 EXPORT_SYMBOL(css_bus_type);
diff --git a/drivers/s390/cio/css.h b/drivers/s390/cio/css.h
index 9763eeec7458..68d6b0bf151c 100644
--- a/drivers/s390/cio/css.h
+++ b/drivers/s390/cio/css.h
@@ -75,6 +75,7 @@ struct chp_link;
  * @freeze: callback for freezing during hibernation snapshotting
  * @thaw: undo work done in @freeze
  * @restore: callback for restoring after hibernation
+ * @settle: wait for asynchronous work to finish
  * @name: name of the device driver
  */
 struct css_driver {
@@ -92,6 +93,7 @@ struct css_driver {
 	int (*freeze)(struct subchannel *);
 	int (*thaw) (struct subchannel *);
 	int (*restore)(struct subchannel *);
+	void (*settle)(void);
 	const char *name;
 };
 
@@ -109,6 +111,7 @@ extern void css_sch_device_unregister(struct subchannel *);
 extern int css_probe_device(struct subchannel_id);
 extern struct subchannel *get_subchannel_by_schid(struct subchannel_id);
 extern int css_init_done;
+extern int max_ssid;
 int for_each_subchannel_staged(int (*fn_known)(struct subchannel *, void *),
 			       int (*fn_unknown)(struct subchannel_id,
 			       void *), void *data);
diff --git a/drivers/s390/cio/device.c b/drivers/s390/cio/device.c
index 6527f3f34493..2490b741e16a 100644
--- a/drivers/s390/cio/device.c
+++ b/drivers/s390/cio/device.c
@@ -131,6 +131,10 @@ static void io_subchannel_shutdown(struct subchannel *);
 static int io_subchannel_sch_event(struct subchannel *, int);
 static int io_subchannel_chp_event(struct subchannel *, struct chp_link *,
 				   int);
+static void recovery_func(unsigned long data);
+struct workqueue_struct *ccw_device_work;
+wait_queue_head_t ccw_device_init_wq;
+atomic_t ccw_device_init_count;
 
 static struct css_device_id io_subchannel_ids[] = {
 	{ .match_flags = 0x1, .type = SUBCHANNEL_TYPE_IO, },
@@ -151,6 +155,13 @@ static int io_subchannel_prepare(struct subchannel *sch)
 	return 0;
 }
 
+static void io_subchannel_settle(void)
+{
+	wait_event(ccw_device_init_wq,
+		   atomic_read(&ccw_device_init_count) == 0);
+	flush_workqueue(ccw_device_work);
+}
+
 static struct css_driver io_subchannel_driver = {
 	.owner = THIS_MODULE,
 	.subchannel_type = io_subchannel_ids,
@@ -162,16 +173,10 @@ static struct css_driver io_subchannel_driver = {
 	.remove = io_subchannel_remove,
 	.shutdown = io_subchannel_shutdown,
 	.prepare = io_subchannel_prepare,
+	.settle = io_subchannel_settle,
 };
 
-struct workqueue_struct *ccw_device_work;
-wait_queue_head_t ccw_device_init_wq;
-atomic_t ccw_device_init_count;
-
-static void recovery_func(unsigned long data);
-
-static int __init
-init_ccw_bus_type (void)
+int __init io_subchannel_init(void)
 {
 	int ret;
 
@@ -181,10 +186,10 @@ init_ccw_bus_type (void)
 
 	ccw_device_work = create_singlethread_workqueue("cio");
 	if (!ccw_device_work)
-		return -ENOMEM; /* FIXME: better errno ? */
+		return -ENOMEM;
 	slow_path_wq = create_singlethread_workqueue("kslowcrw");
 	if (!slow_path_wq) {
-		ret = -ENOMEM; /* FIXME: better errno ? */
+		ret = -ENOMEM;
 		goto out_err;
 	}
 	if ((ret = bus_register (&ccw_bus_type)))
@@ -194,9 +199,6 @@ init_ccw_bus_type (void)
 	if (ret)
 		goto out_err;
 
-	wait_event(ccw_device_init_wq,
-		   atomic_read(&ccw_device_init_count) == 0);
-	flush_workqueue(ccw_device_work);
 	return 0;
 out_err:
 	if (ccw_device_work)
@@ -206,16 +208,6 @@ out_err:
 	return ret;
 }
 
-static void __exit
-cleanup_ccw_bus_type (void)
-{
-	css_driver_unregister(&io_subchannel_driver);
-	bus_unregister(&ccw_bus_type);
-	destroy_workqueue(ccw_device_work);
-}
-
-subsys_initcall(init_ccw_bus_type);
-module_exit(cleanup_ccw_bus_type);
 
 /************************ device handling **************************/
 
@@ -1258,8 +1250,7 @@ static int io_subchannel_probe(struct subchannel *sch)
 	unsigned long flags;
 	struct ccw_dev_id dev_id;
 
-	cdev = sch_get_cdev(sch);
-	if (cdev) {
+	if (cio_is_console(sch->schid)) {
 		rc = sysfs_create_group(&sch->dev.kobj,
 					&io_subchannel_attr_group);
 		if (rc)
@@ -1268,13 +1259,13 @@ static int io_subchannel_probe(struct subchannel *sch)
 				      "0.%x.%04x (rc=%d)\n",
 				      sch->schid.ssid, sch->schid.sch_no, rc);
 		/*
-		 * This subchannel already has an associated ccw_device.
+		 * The console subchannel already has an associated ccw_device.
 		 * Throw the delayed uevent for the subchannel, register
-		 * the ccw_device and exit. This happens for all early
-		 * devices, e.g. the console.
+		 * the ccw_device and exit.
 		 */
 		dev_set_uevent_suppress(&sch->dev, 0);
 		kobject_uevent(&sch->dev.kobj, KOBJ_ADD);
+		cdev = sch_get_cdev(sch);
 		cdev->dev.groups = ccwdev_attr_groups;
 		device_initialize(&cdev->dev);
 		ccw_device_register(cdev);
@@ -1617,7 +1608,7 @@ int ccw_purge_blacklisted(void)
 	return 0;
 }
 
-static void device_set_disconnected(struct ccw_device *cdev)
+void ccw_device_set_disconnected(struct ccw_device *cdev)
 {
 	if (!cdev)
 		return;
@@ -1713,7 +1704,7 @@ static int io_subchannel_sch_event(struct subchannel *sch, int slow)
 		ccw_device_trigger_reprobe(cdev);
 		break;
 	case DISC:
-		device_set_disconnected(cdev);
+		ccw_device_set_disconnected(cdev);
 		break;
 	default:
 		break;
diff --git a/drivers/s390/cio/device.h b/drivers/s390/cio/device.h
index e3975107a578..246c6482842c 100644
--- a/drivers/s390/cio/device.h
+++ b/drivers/s390/cio/device.h
@@ -74,6 +74,7 @@ dev_fsm_final_state(struct ccw_device *cdev)
 extern struct workqueue_struct *ccw_device_work;
 extern wait_queue_head_t ccw_device_init_wq;
 extern atomic_t ccw_device_init_count;
+int __init io_subchannel_init(void);
 
 void io_subchannel_recog_done(struct ccw_device *cdev);
 void io_subchannel_init_config(struct subchannel *sch);
@@ -124,6 +125,7 @@ int ccw_device_stlck(struct ccw_device *);
 void ccw_device_trigger_reprobe(struct ccw_device *);
 void ccw_device_kill_io(struct ccw_device *);
 int ccw_device_notify(struct ccw_device *, int);
+void ccw_device_set_disconnected(struct ccw_device *cdev);
 void ccw_device_set_notoper(struct ccw_device *cdev);
 
 /* qdio needs this. */
diff --git a/drivers/s390/cio/device_fsm.c b/drivers/s390/cio/device_fsm.c
index e728ce447f6e..b9613d7df9ef 100644
--- a/drivers/s390/cio/device_fsm.c
+++ b/drivers/s390/cio/device_fsm.c
@@ -387,19 +387,35 @@ ccw_device_done(struct ccw_device *cdev, int state)
 
 	cdev->private->state = state;
 
-	if (state == DEV_STATE_BOXED) {
+	switch (state) {
+	case DEV_STATE_BOXED:
 		CIO_MSG_EVENT(0, "Boxed device %04x on subchannel %04x\n",
 			      cdev->private->dev_id.devno, sch->schid.sch_no);
 		if (cdev->online && !ccw_device_notify(cdev, CIO_BOXED))
 			ccw_device_schedule_sch_unregister(cdev);
 		cdev->private->flags.donotify = 0;
-	}
-	if (state == DEV_STATE_NOT_OPER) {
+		break;
+	case DEV_STATE_NOT_OPER:
 		CIO_MSG_EVENT(0, "Device %04x gone on subchannel %04x\n",
 			      cdev->private->dev_id.devno, sch->schid.sch_no);
 		if (!ccw_device_notify(cdev, CIO_GONE))
 			ccw_device_schedule_sch_unregister(cdev);
+		else
+			ccw_device_set_disconnected(cdev);
 		cdev->private->flags.donotify = 0;
+		break;
+	case DEV_STATE_DISCONNECTED:
+		CIO_MSG_EVENT(0, "Disconnected device %04x on subchannel "
+			      "%04x\n", cdev->private->dev_id.devno,
+			      sch->schid.sch_no);
+		if (!ccw_device_notify(cdev, CIO_NO_PATH))
+			ccw_device_schedule_sch_unregister(cdev);
+		else
+			ccw_device_set_disconnected(cdev);
+		cdev->private->flags.donotify = 0;
+		break;
+	default:
+		break;
 	}
 
 	if (cdev->private->flags.donotify) {
@@ -671,6 +687,10 @@ ccw_device_offline(struct ccw_device *cdev)
 		ccw_device_done(cdev, DEV_STATE_NOT_OPER);
 		return 0;
 	}
+	if (cdev->private->state == DEV_STATE_BOXED) {
+		ccw_device_done(cdev, DEV_STATE_BOXED);
+		return 0;
+	}
 	if (ccw_device_is_orphan(cdev)) {
 		ccw_device_done(cdev, DEV_STATE_OFFLINE);
 		return 0;
@@ -730,11 +750,10 @@ ccw_device_recog_notoper(struct ccw_device *cdev, enum dev_event dev_event)
 static void ccw_device_generic_notoper(struct ccw_device *cdev,
 				       enum dev_event dev_event)
 {
-	struct subchannel *sch;
-
-	ccw_device_set_notoper(cdev);
-	sch = to_subchannel(cdev->dev.parent);
-	css_schedule_eval(sch->schid);
+	if (!ccw_device_notify(cdev, CIO_GONE))
+		ccw_device_schedule_sch_unregister(cdev);
+	else
+		ccw_device_set_disconnected(cdev);
 }
 
 /*
diff --git a/drivers/s390/cio/idset.c b/drivers/s390/cio/idset.c
index cf8f24a4b5eb..4d10981c7cc1 100644
--- a/drivers/s390/cio/idset.c
+++ b/drivers/s390/cio/idset.c
@@ -78,7 +78,7 @@ static inline int idset_get_first(struct idset *set, int *ssid, int *id)
 
 struct idset *idset_sch_new(void)
 {
-	return idset_new(__MAX_SSID + 1, __MAX_SUBCHANNEL + 1);
+	return idset_new(max_ssid + 1, __MAX_SUBCHANNEL + 1);
 }
 
 void idset_sch_add(struct idset *set, struct subchannel_id schid)
@@ -110,3 +110,23 @@ int idset_sch_get_first(struct idset *set, struct subchannel_id *schid)
 	}
 	return rc;
 }
+
+int idset_is_empty(struct idset *set)
+{
+	int bitnum;
+
+	bitnum = find_first_bit(set->bitmap, set->num_ssid * set->num_id);
+	if (bitnum >= set->num_ssid * set->num_id)
+		return 1;
+	return 0;
+}
+
+void idset_add_set(struct idset *to, struct idset *from)
+{
+	unsigned long i, len;
+
+	len = min(__BITOPS_WORDS(to->num_ssid * to->num_id),
+		  __BITOPS_WORDS(from->num_ssid * from->num_id));
+	for (i = 0; i < len ; i++)
+		to->bitmap[i] |= from->bitmap[i];
+}
diff --git a/drivers/s390/cio/idset.h b/drivers/s390/cio/idset.h
index 528065cb5021..7543da4529f9 100644
--- a/drivers/s390/cio/idset.h
+++ b/drivers/s390/cio/idset.h
@@ -21,5 +21,7 @@ void idset_sch_add(struct idset *set, struct subchannel_id id);
 void idset_sch_del(struct idset *set, struct subchannel_id id);
 int idset_sch_contains(struct idset *set, struct subchannel_id id);
 int idset_sch_get_first(struct idset *set, struct subchannel_id *id);
+int idset_is_empty(struct idset *set);
+void idset_add_set(struct idset *to, struct idset *from);
 
 #endif /* S390_IDSET_H */
diff --git a/drivers/s390/cio/qdio_debug.c b/drivers/s390/cio/qdio_debug.c
index 1b78f639ead3..76769978285f 100644
--- a/drivers/s390/cio/qdio_debug.c
+++ b/drivers/s390/cio/qdio_debug.c
@@ -125,7 +125,7 @@ static int qstat_seq_open(struct inode *inode, struct file *filp)
 			   filp->f_path.dentry->d_inode->i_private);
 }
 
-static struct file_operations debugfs_fops = {
+static const struct file_operations debugfs_fops = {
 	.owner	 = THIS_MODULE,
 	.open	 = qstat_seq_open,
 	.read	 = seq_read,
diff --git a/drivers/s390/cio/qdio_main.c b/drivers/s390/cio/qdio_main.c
index 9aef402a5f1b..4be6e84b9599 100644
--- a/drivers/s390/cio/qdio_main.c
+++ b/drivers/s390/cio/qdio_main.c
@@ -401,7 +401,7 @@ static void announce_buffer_error(struct qdio_q *q, int count)
 	if ((!q->is_input_q &&
 	    (q->sbal[q->first_to_check]->element[15].flags & 0xff) == 0x10)) {
 		qdio_perf_stat_inc(&perf_stats.outbound_target_full);
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "OUTFULL FTC:%3d",
+		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "OUTFULL FTC:%02x",
 			      q->first_to_check);
 		return;
 	}
@@ -418,7 +418,7 @@ static inline void inbound_primed(struct qdio_q *q, int count)
 {
 	int new;
 
-	DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in prim: %3d", count);
+	DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in prim: %02x", count);
 
 	/* for QEBSM the ACK was already set by EQBS */
 	if (is_qebsm(q)) {
@@ -455,6 +455,8 @@ static inline void inbound_primed(struct qdio_q *q, int count)
 	count--;
 	if (!count)
 		return;
+	/* need to change ALL buffers to get more interrupts */
+	set_buf_states(q, q->first_to_check, SLSB_P_INPUT_NOT_INIT, count);
 }
 
 static int get_inbound_buffer_frontier(struct qdio_q *q)
@@ -545,7 +547,7 @@ static inline int qdio_inbound_q_done(struct qdio_q *q)
 	 * has (probably) not moved (see qdio_inbound_processing).
 	 */
 	if (get_usecs() > q->u.in.timestamp + QDIO_INPUT_THRESHOLD) {
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in done:%3d",
+		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "in done:%02x",
 			      q->first_to_check);
 		return 1;
 	} else
@@ -565,11 +567,10 @@ static void qdio_kick_handler(struct qdio_q *q)
 
 	if (q->is_input_q) {
 		qdio_perf_stat_inc(&perf_stats.inbound_handler);
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kih s:%3d c:%3d", start, count);
-	} else {
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "koh: nr:%1d", q->nr);
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "s:%3d c:%3d", start, count);
-	}
+		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "kih s:%02x c:%02x", start, count);
+	} else
+		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "koh: s:%02x c:%02x",
+			      start, count);
 
 	q->handler(q->irq_ptr->cdev, q->qdio_error, q->nr, start, count,
 		   q->irq_ptr->int_parm);
@@ -633,7 +634,7 @@ static int get_outbound_buffer_frontier(struct qdio_q *q)
 	switch (state) {
 	case SLSB_P_OUTPUT_EMPTY:
 		/* the adapter got it */
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out empty:%1d %3d", q->nr, count);
+		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "out empty:%1d %02x", q->nr, count);
 
 		atomic_sub(count, &q->nr_buf_used);
 		q->first_to_check = add_buf(q->first_to_check, count);
@@ -1481,10 +1482,9 @@ static int handle_outbound(struct qdio_q *q, unsigned int callflags,
 	get_buf_state(q, prev_buf(bufnr), &state, 0);
 	if (state != SLSB_CU_OUTPUT_PRIMED)
 		rc = qdio_kick_outbound_q(q);
-	else {
-		DBF_DEV_EVENT(DBF_INFO, q->irq_ptr, "fast-req");
+	else
 		qdio_perf_stat_inc(&perf_stats.fast_requeue);
-	}
+
 out:
 	tasklet_schedule(&q->tasklet);
 	return rc;
@@ -1510,12 +1510,8 @@ int do_QDIO(struct ccw_device *cdev, unsigned int callflags,
 	if (!irq_ptr)
 		return -ENODEV;
 
-	if (callflags & QDIO_FLAG_SYNC_INPUT)
-		DBF_DEV_EVENT(DBF_INFO, irq_ptr, "doQDIO input");
-	else
-		DBF_DEV_EVENT(DBF_INFO, irq_ptr, "doQDIO output");
-	DBF_DEV_EVENT(DBF_INFO, irq_ptr, "q:%1d flag:%4x", q_nr, callflags);
-	DBF_DEV_EVENT(DBF_INFO, irq_ptr, "buf:%2d cnt:%3d", bufnr, count);
+	DBF_DEV_EVENT(DBF_INFO, irq_ptr,
+		      "do%02x b:%02x c:%02x", callflags, bufnr, count);
 
 	if (irq_ptr->state != QDIO_IRQ_STATE_ACTIVE)
 		return -EBUSY;
diff --git a/drivers/s390/cio/qdio_perf.c b/drivers/s390/cio/qdio_perf.c
index eff943923c6f..968e3c7c2632 100644
--- a/drivers/s390/cio/qdio_perf.c
+++ b/drivers/s390/cio/qdio_perf.c
@@ -84,7 +84,7 @@ static int qdio_perf_seq_open(struct inode *inode, struct file *filp)
 	return single_open(filp, qdio_perf_proc_show, NULL);
 }
 
-static struct file_operations qdio_perf_proc_fops = {
+static const struct file_operations qdio_perf_proc_fops = {
 	.owner	 = THIS_MODULE,
 	.open	 = qdio_perf_seq_open,
 	.read	 = seq_read,
diff --git a/drivers/s390/crypto/ap_bus.c b/drivers/s390/crypto/ap_bus.c
index 090b32a339c6..1294876bf7b4 100644
--- a/drivers/s390/crypto/ap_bus.c
+++ b/drivers/s390/crypto/ap_bus.c
@@ -60,6 +60,7 @@ static int ap_device_probe(struct device *dev);
 static void ap_interrupt_handler(void *unused1, void *unused2);
 static void ap_reset(struct ap_device *ap_dev);
 static void ap_config_timeout(unsigned long ptr);
+static int ap_select_domain(void);
 
 /*
  * Module description.
@@ -109,6 +110,10 @@ static unsigned long long poll_timeout = 250000;
 
 /* Suspend flag */
 static int ap_suspend_flag;
+/* Flag to check if domain was set through module parameter domain=. This is
+ * important when supsend and resume is done in a z/VM environment where the
+ * domain might change. */
+static int user_set_domain = 0;
 static struct bus_type ap_bus_type;
 
 /**
@@ -643,6 +648,7 @@ static int ap_bus_suspend(struct device *dev, pm_message_t state)
 			destroy_workqueue(ap_work_queue);
 			ap_work_queue = NULL;
 		}
+
 		tasklet_disable(&ap_tasklet);
 	}
 	/* Poll on the device until all requests are finished. */
@@ -653,7 +659,10 @@ static int ap_bus_suspend(struct device *dev, pm_message_t state)
 		spin_unlock_bh(&ap_dev->lock);
 	} while ((flags & 1) || (flags & 2));
 
-	ap_device_remove(dev);
+	spin_lock_bh(&ap_dev->lock);
+	ap_dev->unregistered = 1;
+	spin_unlock_bh(&ap_dev->lock);
+
 	return 0;
 }
 
@@ -666,11 +675,10 @@ static int ap_bus_resume(struct device *dev)
 		ap_suspend_flag = 0;
 		if (!ap_interrupts_available())
 			ap_interrupt_indicator = NULL;
-		ap_device_probe(dev);
-		ap_reset(ap_dev);
-		setup_timer(&ap_dev->timeout, ap_request_timeout,
-			    (unsigned long) ap_dev);
-		ap_scan_bus(NULL);
+		if (!user_set_domain) {
+			ap_domain_index = -1;
+			ap_select_domain();
+		}
 		init_timer(&ap_config_timer);
 		ap_config_timer.function = ap_config_timeout;
 		ap_config_timer.data = 0;
@@ -686,12 +694,14 @@ static int ap_bus_resume(struct device *dev)
 			tasklet_schedule(&ap_tasklet);
 		if (ap_thread_flag)
 			rc = ap_poll_thread_start();
-	} else {
-		ap_device_probe(dev);
-		ap_reset(ap_dev);
-		setup_timer(&ap_dev->timeout, ap_request_timeout,
-			    (unsigned long) ap_dev);
 	}
+	if (AP_QID_QUEUE(ap_dev->qid) != ap_domain_index) {
+		spin_lock_bh(&ap_dev->lock);
+		ap_dev->qid = AP_MKQID(AP_QID_DEVICE(ap_dev->qid),
+				       ap_domain_index);
+		spin_unlock_bh(&ap_dev->lock);
+	}
+	queue_work(ap_work_queue, &ap_config_work);
 
 	return rc;
 }
@@ -1079,6 +1089,8 @@ static void ap_scan_bus(struct work_struct *unused)
 			spin_lock_bh(&ap_dev->lock);
 			if (rc || ap_dev->unregistered) {
 				spin_unlock_bh(&ap_dev->lock);
+				if (ap_dev->unregistered)
+					i--;
 				device_unregister(dev);
 				put_device(dev);
 				continue;
@@ -1586,6 +1598,12 @@ int __init ap_module_init(void)
 			   ap_domain_index);
 		return -EINVAL;
 	}
+	/* In resume callback we need to know if the user had set the domain.
+	 * If so, we can not just reset it.
+	 */
+	if (ap_domain_index >= 0)
+		user_set_domain = 1;
+
 	if (ap_instructions_available() != 0) {
 		pr_warning("The hardware system does not support "
 			   "AP instructions\n");
diff --git a/drivers/s390/crypto/zcrypt_pcixcc.c b/drivers/s390/crypto/zcrypt_pcixcc.c
index c20d4790258e..5677b40e4ac0 100644
--- a/drivers/s390/crypto/zcrypt_pcixcc.c
+++ b/drivers/s390/crypto/zcrypt_pcixcc.c
@@ -361,7 +361,7 @@ static void rng_type6CPRB_msgX(struct ap_device *ap_dev,
 		.ToCardLen1	= sizeof *msg - sizeof(msg->hdr),
 		.FromCardLen1	= sizeof *msg - sizeof(msg->hdr),
 	};
-	static struct CPRBX static_cprbx = {
+	static struct CPRBX local_cprbx = {
 		.cprb_len	= 0x00dc,
 		.cprb_ver_id	= 0x02,
 		.func_id	= {0x54, 0x32},
@@ -372,7 +372,7 @@ static void rng_type6CPRB_msgX(struct ap_device *ap_dev,
 
 	msg->hdr = static_type6_hdrX;
 	msg->hdr.FromCardLen2 = random_number_length,
-	msg->cprbx = static_cprbx;
+	msg->cprbx = local_cprbx;
 	msg->cprbx.rpl_datal = random_number_length,
 	msg->cprbx.domain = AP_QID_QUEUE(ap_dev->qid);
 	memcpy(msg->function_code, msg->hdr.function_code, 0x02);
@@ -561,7 +561,8 @@ static int convert_response_ica(struct zcrypt_device *zdev,
 		if (msg->cprbx.cprb_ver_id == 0x02)
 			return convert_type86_ica(zdev, reply,
 						  outputdata, outputdatalength);
-		/* no break, incorrect cprb version is an unknown response */
+		/* Fall through, no break, incorrect cprb version is an unknown
+		 * response */
 	default: /* Unknown response type, this should NEVER EVER happen */
 		zdev->online = 0;
 		return -EAGAIN;	/* repeat the request on a different device. */
@@ -587,7 +588,8 @@ static int convert_response_xcrb(struct zcrypt_device *zdev,
 		}
 		if (msg->cprbx.cprb_ver_id == 0x02)
 			return convert_type86_xcrb(zdev, reply, xcRB);
-		/* no break, incorrect cprb version is an unknown response */
+		/* Fall through, no break, incorrect cprb version is an unknown
+		 * response */
 	default: /* Unknown response type, this should NEVER EVER happen */
 		xcRB->status = 0x0008044DL; /* HDD_InvalidParm */
 		zdev->online = 0;
@@ -610,7 +612,8 @@ static int convert_response_rng(struct zcrypt_device *zdev,
 			return -EINVAL;
 		if (msg->cprbx.cprb_ver_id == 0x02)
 			return convert_type86_rng(zdev, reply, data);
-		/* no break, incorrect cprb version is an unknown response */
+		/* Fall through, no break, incorrect cprb version is an unknown
+		 * response */
 	default: /* Unknown response type, this should NEVER EVER happen */
 		zdev->online = 0;
 		return -EAGAIN;	/* repeat the request on a different device. */
diff --git a/drivers/s390/net/netiucv.c b/drivers/s390/net/netiucv.c
index a4b2c576144b..c84eadd3602a 100644
--- a/drivers/s390/net/netiucv.c
+++ b/drivers/s390/net/netiucv.c
@@ -2113,7 +2113,7 @@ static ssize_t remove_write (struct device_driver *drv,
 	IUCV_DBF_TEXT(trace, 3, __func__);
 
         if (count >= IFNAMSIZ)
-                count = IFNAMSIZ - 1;;
+                count = IFNAMSIZ - 1;
 
 	for (i = 0, p = buf; i < count && *p; i++, p++) {
 		if (*p == '\n' || *p == ' ')
diff --git a/drivers/s390/net/smsgiucv.c b/drivers/s390/net/smsgiucv.c
index 102000d1af6f..3012355f8304 100644
--- a/drivers/s390/net/smsgiucv.c
+++ b/drivers/s390/net/smsgiucv.c
@@ -158,7 +158,12 @@ static int smsg_pm_restore_thaw(struct device *dev)
 		smsg_path->flags = 0;
 		rc = iucv_path_connect(smsg_path, &smsg_handler, "*MSG    ",
 				       NULL, NULL, NULL);
-		printk(KERN_ERR "iucv_path_connect returned with rc %i\n", rc);
+#ifdef CONFIG_PM_DEBUG
+		if (rc)
+			printk(KERN_ERR
+			       "iucv_path_connect returned with rc %i\n", rc);
+#endif
+		cpcmd("SET SMSG IUCV", NULL, 0, NULL);
 	}
 	return 0;
 }
diff --git a/drivers/s390/scsi/zfcp_aux.c b/drivers/s390/scsi/zfcp_aux.c
index 1be6bf7e8ce6..2889e5f2dfd3 100644
--- a/drivers/s390/scsi/zfcp_aux.c
+++ b/drivers/s390/scsi/zfcp_aux.c
@@ -80,28 +80,35 @@ int zfcp_reqlist_isempty(struct zfcp_adapter *adapter)
 
 static void __init zfcp_init_device_configure(char *busid, u64 wwpn, u64 lun)
 {
+	struct ccw_device *ccwdev;
 	struct zfcp_adapter *adapter;
 	struct zfcp_port *port;
 	struct zfcp_unit *unit;
 
-	mutex_lock(&zfcp_data.config_mutex);
-	read_lock_irq(&zfcp_data.config_lock);
-	adapter = zfcp_get_adapter_by_busid(busid);
-	if (adapter)
-		zfcp_adapter_get(adapter);
-	read_unlock_irq(&zfcp_data.config_lock);
+	ccwdev = get_ccwdev_by_busid(&zfcp_ccw_driver, busid);
+	if (!ccwdev)
+		return;
+
+	if (ccw_device_set_online(ccwdev))
+		goto out_ccwdev;
 
+	mutex_lock(&zfcp_data.config_mutex);
+	adapter = dev_get_drvdata(&ccwdev->dev);
 	if (!adapter)
-		goto out_adapter;
-	port = zfcp_port_enqueue(adapter, wwpn, 0, 0);
-	if (IS_ERR(port))
+		goto out_unlock;
+	zfcp_adapter_get(adapter);
+
+	port = zfcp_get_port_by_wwpn(adapter, wwpn);
+	if (!port)
 		goto out_port;
+
+	zfcp_port_get(port);
 	unit = zfcp_unit_enqueue(port, lun);
 	if (IS_ERR(unit))
 		goto out_unit;
 	mutex_unlock(&zfcp_data.config_mutex);
-	ccw_device_set_online(adapter->ccw_device);
 
+	zfcp_erp_unit_reopen(unit, 0, "auidc_1", NULL);
 	zfcp_erp_wait(adapter);
 	flush_work(&unit->scsi_work);
 
@@ -111,20 +118,23 @@ out_unit:
 	zfcp_port_put(port);
 out_port:
 	zfcp_adapter_put(adapter);
-out_adapter:
+out_unlock:
 	mutex_unlock(&zfcp_data.config_mutex);
+out_ccwdev:
+	put_device(&ccwdev->dev);
 	return;
 }
 
 static void __init zfcp_init_device_setup(char *devstr)
 {
 	char *token;
-	char *str;
+	char *str, *str_saved;
 	char busid[ZFCP_BUS_ID_SIZE];
 	u64 wwpn, lun;
 
 	/* duplicate devstr and keep the original for sysfs presentation*/
-	str = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+	str_saved = kmalloc(strlen(devstr) + 1, GFP_KERNEL);
+	str = str_saved;
 	if (!str)
 		return;
 
@@ -143,12 +153,12 @@ static void __init zfcp_init_device_setup(char *devstr)
 	if (!token || strict_strtoull(token, 0, (unsigned long long *) &lun))
 		goto err_out;
 
-	kfree(str);
+	kfree(str_saved);
 	zfcp_init_device_configure(busid, wwpn, lun);
 	return;
 
- err_out:
-	kfree(str);
+err_out:
+	kfree(str_saved);
 	pr_err("%s is not a valid SCSI device\n", devstr);
 }
 
@@ -593,10 +603,8 @@ void zfcp_adapter_dequeue(struct zfcp_adapter *adapter)
 	int retval = 0;
 	unsigned long flags;
 
-	cancel_work_sync(&adapter->scan_work);
 	cancel_work_sync(&adapter->stat_work);
 	zfcp_fc_wka_ports_force_offline(adapter->gs);
-	zfcp_adapter_scsi_unregister(adapter);
 	sysfs_remove_group(&adapter->ccw_device->dev.kobj,
 			   &zfcp_sysfs_adapter_attrs);
 	dev_set_drvdata(&adapter->ccw_device->dev, NULL);
diff --git a/drivers/s390/scsi/zfcp_ccw.c b/drivers/s390/scsi/zfcp_ccw.c
index 0c90f8e71605..e08339428ecf 100644
--- a/drivers/s390/scsi/zfcp_ccw.c
+++ b/drivers/s390/scsi/zfcp_ccw.c
@@ -102,6 +102,14 @@ static void zfcp_ccw_remove(struct ccw_device *ccw_device)
 	adapter = dev_get_drvdata(&ccw_device->dev);
 	if (!adapter)
 		goto out;
+	mutex_unlock(&zfcp_data.config_mutex);
+
+	cancel_work_sync(&adapter->scan_work);
+
+	mutex_lock(&zfcp_data.config_mutex);
+
+	/* this also removes the scsi devices, so call it first */
+	zfcp_adapter_scsi_unregister(adapter);
 
 	write_lock_irq(&zfcp_data.config_lock);
 	list_for_each_entry_safe(port, p, &adapter->port_list_head, list) {
@@ -117,11 +125,8 @@ static void zfcp_ccw_remove(struct ccw_device *ccw_device)
 	write_unlock_irq(&zfcp_data.config_lock);
 
 	list_for_each_entry_safe(port, p, &port_remove_lh, list) {
-		list_for_each_entry_safe(unit, u, &unit_remove_lh, list) {
-			if (unit->device)
-				scsi_remove_device(unit->device);
+		list_for_each_entry_safe(unit, u, &unit_remove_lh, list)
 			zfcp_unit_dequeue(unit);
-		}
 		zfcp_port_dequeue(port);
 	}
 	wait_event(adapter->remove_wq, atomic_read(&adapter->refcount) == 0);
@@ -192,13 +197,9 @@ static int zfcp_ccw_set_offline(struct ccw_device *ccw_device)
 
 	mutex_lock(&zfcp_data.config_mutex);
 	adapter = dev_get_drvdata(&ccw_device->dev);
-	if (!adapter)
-		goto out;
-
 	zfcp_erp_adapter_shutdown(adapter, 0, "ccsoff1", NULL);
 	zfcp_erp_wait(adapter);
 	mutex_unlock(&zfcp_data.config_mutex);
-out:
 	return 0;
 }
 
@@ -253,13 +254,17 @@ static void zfcp_ccw_shutdown(struct ccw_device *cdev)
 
 	mutex_lock(&zfcp_data.config_mutex);
 	adapter = dev_get_drvdata(&cdev->dev);
+	if (!adapter)
+		goto out;
+
 	zfcp_erp_adapter_shutdown(adapter, 0, "ccshut1", NULL);
 	zfcp_erp_wait(adapter);
 	zfcp_erp_thread_kill(adapter);
+out:
 	mutex_unlock(&zfcp_data.config_mutex);
 }
 
-static struct ccw_driver zfcp_ccw_driver = {
+struct ccw_driver zfcp_ccw_driver = {
 	.owner       = THIS_MODULE,
 	.name        = "zfcp",
 	.ids         = zfcp_ccw_device_id,
@@ -284,20 +289,3 @@ int __init zfcp_ccw_register(void)
 {
 	return ccw_driver_register(&zfcp_ccw_driver);
 }
-
-/**
- * zfcp_get_adapter_by_busid - find zfcp_adapter struct
- * @busid: bus id string of zfcp adapter to find
- */
-struct zfcp_adapter *zfcp_get_adapter_by_busid(char *busid)
-{
-	struct ccw_device *ccw_device;
-	struct zfcp_adapter *adapter = NULL;
-
-	ccw_device = get_ccwdev_by_busid(&zfcp_ccw_driver, busid);
-	if (ccw_device) {
-		adapter = dev_get_drvdata(&ccw_device->dev);
-		put_device(&ccw_device->dev);
-	}
-	return adapter;
-}
diff --git a/drivers/s390/scsi/zfcp_cfdc.c b/drivers/s390/scsi/zfcp_cfdc.c
index 8305c874e86f..ef681dfed0cc 100644
--- a/drivers/s390/scsi/zfcp_cfdc.c
+++ b/drivers/s390/scsi/zfcp_cfdc.c
@@ -86,8 +86,23 @@ static int zfcp_cfdc_copy_to_user(void __user  *user_buffer,
 static struct zfcp_adapter *zfcp_cfdc_get_adapter(u32 devno)
 {
 	char busid[9];
+	struct ccw_device *ccwdev;
+	struct zfcp_adapter *adapter = NULL;
+
 	snprintf(busid, sizeof(busid), "0.0.%04x", devno);
-	return zfcp_get_adapter_by_busid(busid);
+	ccwdev = get_ccwdev_by_busid(&zfcp_ccw_driver, busid);
+	if (!ccwdev)
+		goto out;
+
+	adapter = dev_get_drvdata(&ccwdev->dev);
+	if (!adapter)
+		goto out_put;
+
+	zfcp_adapter_get(adapter);
+out_put:
+	put_device(&ccwdev->dev);
+out:
+	return adapter;
 }
 
 static int zfcp_cfdc_set_fsf(struct zfcp_fsf_cfdc *fsf_cfdc, int command)
diff --git a/drivers/s390/scsi/zfcp_erp.c b/drivers/s390/scsi/zfcp_erp.c
index 73d366ba31e5..f73e2180f333 100644
--- a/drivers/s390/scsi/zfcp_erp.c
+++ b/drivers/s390/scsi/zfcp_erp.c
@@ -858,10 +858,7 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
 		if (fc_host_port_type(adapter->scsi_host) == FC_PORTTYPE_PTP)
 			return zfcp_erp_open_ptp_port(act);
 		if (!port->d_id) {
-			zfcp_port_get(port);
-			if (!queue_work(adapter->work_queue,
-					&port->gid_pn_work))
-				zfcp_port_put(port);
+			zfcp_fc_trigger_did_lookup(port);
 			return ZFCP_ERP_EXIT;
 		}
 		return zfcp_erp_port_strategy_open_port(act);
@@ -869,12 +866,11 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
 	case ZFCP_ERP_STEP_PORT_OPENING:
 		/* D_ID might have changed during open */
 		if (p_status & ZFCP_STATUS_COMMON_OPEN) {
-			if (port->d_id)
-				return ZFCP_ERP_SUCCEEDED;
-			else {
-				act->step = ZFCP_ERP_STEP_PORT_CLOSING;
-				return ZFCP_ERP_CONTINUES;
+			if (!port->d_id) {
+				zfcp_fc_trigger_did_lookup(port);
+				return ZFCP_ERP_EXIT;
 			}
+			return ZFCP_ERP_SUCCEEDED;
 		}
 		if (port->d_id && !(p_status & ZFCP_STATUS_COMMON_NOESC)) {
 			port->d_id = 0;
@@ -889,19 +885,21 @@ static int zfcp_erp_port_strategy_open_common(struct zfcp_erp_action *act)
 static int zfcp_erp_port_strategy(struct zfcp_erp_action *erp_action)
 {
 	struct zfcp_port *port = erp_action->port;
+	int p_status = atomic_read(&port->status);
 
-	if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_NOESC)
+	if ((p_status & ZFCP_STATUS_COMMON_NOESC) &&
+	    !(p_status & ZFCP_STATUS_COMMON_OPEN))
 		goto close_init_done;
 
 	switch (erp_action->step) {
 	case ZFCP_ERP_STEP_UNINITIALIZED:
 		zfcp_erp_port_strategy_clearstati(port);
-		if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN)
+		if (p_status & ZFCP_STATUS_COMMON_OPEN)
 			return zfcp_erp_port_strategy_close(erp_action);
 		break;
 
 	case ZFCP_ERP_STEP_PORT_CLOSING:
-		if (atomic_read(&port->status) & ZFCP_STATUS_COMMON_OPEN)
+		if (p_status & ZFCP_STATUS_COMMON_OPEN)
 			return ZFCP_ERP_FAILED;
 		break;
 	}
diff --git a/drivers/s390/scsi/zfcp_ext.h b/drivers/s390/scsi/zfcp_ext.h
index 36935bc0818f..b3f28deb4505 100644
--- a/drivers/s390/scsi/zfcp_ext.h
+++ b/drivers/s390/scsi/zfcp_ext.h
@@ -28,7 +28,7 @@ extern int zfcp_sg_setup_table(struct scatterlist *, int);
 /* zfcp_ccw.c */
 extern int zfcp_ccw_register(void);
 extern int zfcp_ccw_priv_sch(struct zfcp_adapter *);
-extern struct zfcp_adapter *zfcp_get_adapter_by_busid(char *);
+extern struct ccw_driver zfcp_ccw_driver;
 
 /* zfcp_cfdc.c */
 extern struct miscdevice zfcp_cfdc_misc;
@@ -96,6 +96,7 @@ extern int zfcp_fc_scan_ports(struct zfcp_adapter *);
 extern void _zfcp_fc_scan_ports_later(struct work_struct *);
 extern void zfcp_fc_incoming_els(struct zfcp_fsf_req *);
 extern void zfcp_fc_port_did_lookup(struct work_struct *);
+extern void zfcp_fc_trigger_did_lookup(struct zfcp_port *);
 extern void zfcp_fc_plogi_evaluate(struct zfcp_port *, struct fsf_plogi *);
 extern void zfcp_fc_test_link(struct zfcp_port *);
 extern void zfcp_fc_link_test_work(struct work_struct *);
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c
index 722f22de8753..df23bcead23d 100644
--- a/drivers/s390/scsi/zfcp_fc.c
+++ b/drivers/s390/scsi/zfcp_fc.c
@@ -361,6 +361,17 @@ out:
 }
 
 /**
+ * zfcp_fc_trigger_did_lookup - trigger the d_id lookup using a GID_PN request
+ * @port: The zfcp_port to lookup the d_id for.
+ */
+void zfcp_fc_trigger_did_lookup(struct zfcp_port *port)
+{
+	zfcp_port_get(port);
+	if (!queue_work(port->adapter->work_queue, &port->gid_pn_work))
+		zfcp_port_put(port);
+}
+
+/**
  * zfcp_fc_plogi_evaluate - evaluate PLOGI playload
  * @port: zfcp_port structure
  * @plogi: plogi payload
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c
index f09c863dc6bd..4e41baa0c141 100644
--- a/drivers/s390/scsi/zfcp_fsf.c
+++ b/drivers/s390/scsi/zfcp_fsf.c
@@ -1058,14 +1058,28 @@ static int zfcp_fsf_setup_ct_els_sbals(struct zfcp_fsf_req *req,
 	bytes = zfcp_qdio_sbals_from_sg(adapter->qdio, &req->queue_req,
 					SBAL_FLAGS0_TYPE_WRITE_READ,
 					sg_resp, max_sbals);
+	req->qtcb->bottom.support.resp_buf_length = bytes;
 	if (bytes <= 0)
 		return -EIO;
 
+	return 0;
+}
+
+static int zfcp_fsf_setup_ct_els(struct zfcp_fsf_req *req,
+				 struct scatterlist *sg_req,
+				 struct scatterlist *sg_resp,
+				 int max_sbals)
+{
+	int ret;
+
+	ret = zfcp_fsf_setup_ct_els_sbals(req, sg_req, sg_resp, max_sbals);
+	if (ret)
+		return ret;
+
 	/* common settings for ct/gs and els requests */
-	req->qtcb->bottom.support.resp_buf_length = bytes;
 	req->qtcb->bottom.support.service_class = FSF_CLASS_3;
 	req->qtcb->bottom.support.timeout = 2 * R_A_TOV;
-	zfcp_fsf_start_timer(req, 2 * R_A_TOV + 10);
+	zfcp_fsf_start_timer(req, (2 * R_A_TOV + 10) * HZ);
 
 	return 0;
 }
@@ -1094,8 +1108,8 @@ int zfcp_fsf_send_ct(struct zfcp_send_ct *ct, mempool_t *pool)
 	}
 
 	req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
-	ret = zfcp_fsf_setup_ct_els_sbals(req, ct->req, ct->resp,
-					  FSF_MAX_SBALS_PER_REQ);
+	ret = zfcp_fsf_setup_ct_els(req, ct->req, ct->resp,
+				    FSF_MAX_SBALS_PER_REQ);
 	if (ret)
 		goto failed_send;
 
@@ -1192,7 +1206,7 @@ int zfcp_fsf_send_els(struct zfcp_send_els *els)
 	}
 
 	req->status |= ZFCP_STATUS_FSFREQ_CLEANUP;
-	ret = zfcp_fsf_setup_ct_els_sbals(req, els->req, els->resp, 2);
+	ret = zfcp_fsf_setup_ct_els(req, els->req, els->resp, 2);
 
 	if (ret)
 		goto failed_send;
@@ -1461,9 +1475,16 @@ static void zfcp_fsf_open_port_handler(struct zfcp_fsf_req *req)
 		plogi = (struct fsf_plogi *) req->qtcb->bottom.support.els;
 		if (req->qtcb->bottom.support.els1_length >=
 		    FSF_PLOGI_MIN_LEN) {
-			if (plogi->serv_param.wwpn != port->wwpn)
+			if (plogi->serv_param.wwpn != port->wwpn) {
 				port->d_id = 0;
-			else {
+				dev_warn(&port->adapter->ccw_device->dev,
+					 "A port opened with WWPN 0x%016Lx "
+					 "returned data that identifies it as "
+					 "WWPN 0x%016Lx\n",
+					 (unsigned long long) port->wwpn,
+					 (unsigned long long)
+					  plogi->serv_param.wwpn);
+			} else {
 				port->wwnn = plogi->serv_param.wwnn;
 				zfcp_fc_plogi_evaluate(port, plogi);
 			}
diff --git a/drivers/s390/scsi/zfcp_scsi.c b/drivers/s390/scsi/zfcp_scsi.c
index 3ff726afafc6..0e1a34627a2e 100644
--- a/drivers/s390/scsi/zfcp_scsi.c
+++ b/drivers/s390/scsi/zfcp_scsi.c
@@ -102,7 +102,7 @@ static int zfcp_scsi_queuecommand(struct scsi_cmnd *scpnt,
 	if (unlikely((status & ZFCP_STATUS_COMMON_ERP_FAILED) ||
 		     !(status & ZFCP_STATUS_COMMON_RUNNING))) {
 		zfcp_scsi_command_fail(scpnt, DID_ERROR);
-		return 0;;
+		return 0;
 	}
 
 	ret = zfcp_fsf_send_fcp_command_task(unit, scpnt);
diff --git a/drivers/s390/scsi/zfcp_sysfs.c b/drivers/s390/scsi/zfcp_sysfs.c
index 079a8cf518a3..d31000886ca8 100644
--- a/drivers/s390/scsi/zfcp_sysfs.c
+++ b/drivers/s390/scsi/zfcp_sysfs.c
@@ -224,6 +224,7 @@ static ssize_t zfcp_sysfs_unit_add_store(struct device *dev,
 
 	zfcp_erp_unit_reopen(unit, 0, "syuas_1", NULL);
 	zfcp_erp_wait(unit->port->adapter);
+	flush_work(&unit->scsi_work);
 	zfcp_unit_put(unit);
 out:
 	mutex_unlock(&zfcp_data.config_mutex);
diff --git a/drivers/sbus/char/jsflash.c b/drivers/sbus/char/jsflash.c
index 6d4651684688..869a30b49edc 100644
--- a/drivers/sbus/char/jsflash.c
+++ b/drivers/sbus/char/jsflash.c
@@ -452,7 +452,7 @@ static const struct file_operations jsf_fops = {
 
 static struct miscdevice jsf_dev = { JSF_MINOR, "jsflash", &jsf_fops };
 
-static struct block_device_operations jsfd_fops = {
+static const struct block_device_operations jsfd_fops = {
 	.owner =	THIS_MODULE,
 };
 
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig
index 82bb3b2d207a..e11cca4c784c 100644
--- a/drivers/scsi/Kconfig
+++ b/drivers/scsi/Kconfig
@@ -366,6 +366,7 @@ config ISCSI_TCP
 
 source "drivers/scsi/cxgb3i/Kconfig"
 source "drivers/scsi/bnx2i/Kconfig"
+source "drivers/scsi/be2iscsi/Kconfig"
 
 config SGIWD93_SCSI
 	tristate "SGI WD93C93 SCSI Driver"
@@ -1827,6 +1828,16 @@ config SCSI_SRP
 	  To compile this driver as a module, choose M here: the
 	  module will be called libsrp.
 
+config SCSI_BFA_FC
+	tristate "Brocade BFA Fibre Channel Support"
+	depends on PCI && SCSI
+	select SCSI_FC_ATTRS
+	help
+	  This bfa driver supports all Brocade PCIe FC/FCOE host adapters.
+
+	  To compile this driver as a module, choose M here. The module will
+	  be called bfa.
+
 endif # SCSI_LOWLEVEL
 
 source "drivers/scsi/pcmcia/Kconfig"
diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile
index 61a94af3cee7..3ad61db5e3fa 100644
--- a/drivers/scsi/Makefile
+++ b/drivers/scsi/Makefile
@@ -86,6 +86,7 @@ obj-$(CONFIG_SCSI_QLOGIC_1280)	+= qla1280.o
 obj-$(CONFIG_SCSI_QLA_FC)	+= qla2xxx/
 obj-$(CONFIG_SCSI_QLA_ISCSI)	+= qla4xxx/
 obj-$(CONFIG_SCSI_LPFC)		+= lpfc/
+obj-$(CONFIG_SCSI_BFA_FC)	+= bfa/
 obj-$(CONFIG_SCSI_PAS16)	+= pas16.o
 obj-$(CONFIG_SCSI_T128)		+= t128.o
 obj-$(CONFIG_SCSI_DMX3191D)	+= dmx3191d.o
@@ -130,6 +131,7 @@ obj-$(CONFIG_SCSI_MVSAS)	+= mvsas/
 obj-$(CONFIG_PS3_ROM)		+= ps3rom.o
 obj-$(CONFIG_SCSI_CXGB3_ISCSI)	+= libiscsi.o libiscsi_tcp.o cxgb3i/
 obj-$(CONFIG_SCSI_BNX2_ISCSI)	+= libiscsi.o bnx2i/
+obj-$(CONFIG_BE2ISCSI)		+= libiscsi.o be2iscsi/
 obj-$(CONFIG_SCSI_PMCRAID)	+= pmcraid.o
 
 obj-$(CONFIG_ARM)		+= arm/
diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c b/drivers/scsi/aic7xxx/aic7xxx_core.c
index e6f2bb7365e6..8dfb59d58992 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -5223,7 +5223,7 @@ ahc_chip_init(struct ahc_softc *ahc)
 
 	/*
 	 * Setup the allowed SCSI Sequences based on operational mode.
-	 * If we are a target, we'll enalbe select in operations once
+	 * If we are a target, we'll enable select in operations once
 	 * we've had a lun enabled.
 	 */
 	scsiseq_template = ENSELO|ENAUTOATNO|ENAUTOATNP;
diff --git a/drivers/scsi/be2iscsi/Kconfig b/drivers/scsi/be2iscsi/Kconfig
new file mode 100644
index 000000000000..2952fcd008ea
--- /dev/null
+++ b/drivers/scsi/be2iscsi/Kconfig
@@ -0,0 +1,8 @@
+config BE2ISCSI
+	tristate "ServerEngines' 10Gbps iSCSI - BladeEngine 2"
+	depends on PCI && SCSI
+	select SCSI_ISCSI_ATTRS
+
+	help
+	This driver implements the iSCSI functionality for ServerEngines'
+	10Gbps Storage adapter - BladeEngine 2.
diff --git a/drivers/scsi/be2iscsi/Makefile b/drivers/scsi/be2iscsi/Makefile
new file mode 100644
index 000000000000..c11f443e3f83
--- /dev/null
+++ b/drivers/scsi/be2iscsi/Makefile
@@ -0,0 +1,8 @@
+#
+# Makefile to build the iSCSI driver for ServerEngine's BladeEngine.
+#
+#
+
+obj-$(CONFIG_BE2ISCSI) += be2iscsi.o
+
+be2iscsi-y := be_iscsi.o be_main.o be_mgmt.o be_cmds.o
diff --git a/drivers/scsi/be2iscsi/be.h b/drivers/scsi/be2iscsi/be.h
new file mode 100644
index 000000000000..b36020dcf012
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be.h
@@ -0,0 +1,183 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ */
+
+#ifndef BEISCSI_H
+#define BEISCSI_H
+
+#include <linux/pci.h>
+#include <linux/if_vlan.h>
+
+#define FW_VER_LEN 32
+
+struct be_dma_mem {
+	void *va;
+	dma_addr_t dma;
+	u32 size;
+};
+
+struct be_queue_info {
+	struct be_dma_mem dma_mem;
+	u16 len;
+	u16 entry_size;		/* Size of an element in the queue */
+	u16 id;
+	u16 tail, head;
+	bool created;
+	atomic_t used;		/* Number of valid elements in the queue */
+};
+
+static inline u32 MODULO(u16 val, u16 limit)
+{
+	WARN_ON(limit & (limit - 1));
+	return val & (limit - 1);
+}
+
+static inline void index_inc(u16 *index, u16 limit)
+{
+	*index = MODULO((*index + 1), limit);
+}
+
+static inline void *queue_head_node(struct be_queue_info *q)
+{
+	return q->dma_mem.va + q->head * q->entry_size;
+}
+
+static inline void *queue_tail_node(struct be_queue_info *q)
+{
+	return q->dma_mem.va + q->tail * q->entry_size;
+}
+
+static inline void queue_head_inc(struct be_queue_info *q)
+{
+	index_inc(&q->head, q->len);
+}
+
+static inline void queue_tail_inc(struct be_queue_info *q)
+{
+	index_inc(&q->tail, q->len);
+}
+
+/*ISCSI */
+
+struct be_eq_obj {
+	struct be_queue_info q;
+	char desc[32];
+
+	/* Adaptive interrupt coalescing (AIC) info */
+	bool enable_aic;
+	u16 min_eqd;		/* in usecs */
+	u16 max_eqd;		/* in usecs */
+	u16 cur_eqd;		/* in usecs */
+};
+
+struct be_mcc_obj {
+	struct be_queue_info *q;
+	struct be_queue_info *cq;
+};
+
+struct be_ctrl_info {
+	u8 __iomem *csr;
+	u8 __iomem *db;		/* Door Bell */
+	u8 __iomem *pcicfg;	/* PCI config space */
+	struct pci_dev *pdev;
+
+	/* Mbox used for cmd request/response */
+	spinlock_t mbox_lock;	/* For serializing mbox cmds to BE card */
+	struct be_dma_mem mbox_mem;
+	/* Mbox mem is adjusted to align to 16 bytes. The allocated addr
+	 * is stored for freeing purpose */
+	struct be_dma_mem mbox_mem_alloced;
+
+	/* MCC Rings */
+	struct be_mcc_obj mcc_obj;
+	spinlock_t mcc_lock;	/* For serializing mcc cmds to BE card */
+	spinlock_t mcc_cq_lock;
+
+	/* MCC Async callback */
+	void (*async_cb) (void *adapter, bool link_up);
+	void *adapter_ctxt;
+};
+
+#include "be_cmds.h"
+
+#define PAGE_SHIFT_4K 12
+#define PAGE_SIZE_4K (1 << PAGE_SHIFT_4K)
+
+/* Returns number of pages spanned by the data starting at the given addr */
+#define PAGES_4K_SPANNED(_address, size) 				\
+		((u32)((((size_t)(_address) & (PAGE_SIZE_4K - 1)) + 	\
+			(size) + (PAGE_SIZE_4K - 1)) >> PAGE_SHIFT_4K))
+
+/* Byte offset into the page corresponding to given address */
+#define OFFSET_IN_PAGE(addr)						\
+		((size_t)(addr) & (PAGE_SIZE_4K-1))
+
+/* Returns bit offset within a DWORD of a bitfield */
+#define AMAP_BIT_OFFSET(_struct, field)  				\
+		(((size_t)&(((_struct *)0)->field))%32)
+
+/* Returns the bit mask of the field that is NOT shifted into location. */
+static inline u32 amap_mask(u32 bitsize)
+{
+	return (bitsize == 32 ? 0xFFFFFFFF : (1 << bitsize) - 1);
+}
+
+static inline void amap_set(void *ptr, u32 dw_offset, u32 mask,
+					u32 offset, u32 value)
+{
+	u32 *dw = (u32 *) ptr + dw_offset;
+	*dw &= ~(mask << offset);
+	*dw |= (mask & value) << offset;
+}
+
+#define AMAP_SET_BITS(_struct, field, ptr, val)				\
+		amap_set(ptr,						\
+			offsetof(_struct, field)/32,			\
+			amap_mask(sizeof(((_struct *)0)->field)),	\
+			AMAP_BIT_OFFSET(_struct, field),		\
+			val)
+
+static inline u32 amap_get(void *ptr, u32 dw_offset, u32 mask, u32 offset)
+{
+	u32 *dw = ptr;
+	return mask & (*(dw + dw_offset) >> offset);
+}
+
+#define AMAP_GET_BITS(_struct, field, ptr)				\
+		amap_get(ptr,						\
+			offsetof(_struct, field)/32,			\
+			amap_mask(sizeof(((_struct *)0)->field)),	\
+			AMAP_BIT_OFFSET(_struct, field))
+
+#define be_dws_cpu_to_le(wrb, len) swap_dws(wrb, len)
+#define be_dws_le_to_cpu(wrb, len) swap_dws(wrb, len)
+static inline void swap_dws(void *wrb, int len)
+{
+#ifdef __BIG_ENDIAN
+	u32 *dw = wrb;
+	WARN_ON(len % 4);
+	do {
+		*dw = cpu_to_le32(*dw);
+		dw++;
+		len -= 4;
+	} while (len);
+#endif /* __BIG_ENDIAN */
+}
+
+extern void beiscsi_cq_notify(struct be_ctrl_info *ctrl, u16 qid, bool arm,
+			      u16 num_popped);
+
+#endif /* BEISCSI_H */
diff --git a/drivers/scsi/be2iscsi/be_cmds.c b/drivers/scsi/be2iscsi/be_cmds.c
new file mode 100644
index 000000000000..08007b6e42df
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_cmds.c
@@ -0,0 +1,523 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ */
+
+#include "be.h"
+#include "be_mgmt.h"
+#include "be_main.h"
+
+static inline bool be_mcc_compl_is_new(struct be_mcc_compl *compl)
+{
+	if (compl->flags != 0) {
+		compl->flags = le32_to_cpu(compl->flags);
+		WARN_ON((compl->flags & CQE_FLAGS_VALID_MASK) == 0);
+		return true;
+	} else
+		return false;
+}
+
+static inline void be_mcc_compl_use(struct be_mcc_compl *compl)
+{
+	compl->flags = 0;
+}
+
+static int be_mcc_compl_process(struct be_ctrl_info *ctrl,
+				struct be_mcc_compl *compl)
+{
+	u16 compl_status, extd_status;
+
+	be_dws_le_to_cpu(compl, 4);
+
+	compl_status = (compl->status >> CQE_STATUS_COMPL_SHIFT) &
+					CQE_STATUS_COMPL_MASK;
+	if (compl_status != MCC_STATUS_SUCCESS) {
+		extd_status = (compl->status >> CQE_STATUS_EXTD_SHIFT) &
+						CQE_STATUS_EXTD_MASK;
+		dev_err(&ctrl->pdev->dev,
+			"error in cmd completion: status(compl/extd)=%d/%d\n",
+			compl_status, extd_status);
+		return -1;
+	}
+	return 0;
+}
+
+static inline bool is_link_state_evt(u32 trailer)
+{
+	return (((trailer >> ASYNC_TRAILER_EVENT_CODE_SHIFT) &
+		ASYNC_TRAILER_EVENT_CODE_MASK) == ASYNC_EVENT_CODE_LINK_STATE);
+}
+
+void beiscsi_cq_notify(struct be_ctrl_info *ctrl, u16 qid, bool arm,
+		       u16 num_popped)
+{
+	u32 val = 0;
+	val |= qid & DB_CQ_RING_ID_MASK;
+	if (arm)
+		val |= 1 << DB_CQ_REARM_SHIFT;
+	val |= num_popped << DB_CQ_NUM_POPPED_SHIFT;
+	iowrite32(val, ctrl->db + DB_CQ_OFFSET);
+}
+
+static int be_mbox_db_ready_wait(struct be_ctrl_info *ctrl)
+{
+#define long_delay 2000
+	void __iomem *db = ctrl->db + MPU_MAILBOX_DB_OFFSET;
+	int cnt = 0, wait = 5;	/* in usecs */
+	u32 ready;
+
+	do {
+		ready = ioread32(db) & MPU_MAILBOX_DB_RDY_MASK;
+		if (ready)
+			break;
+
+		if (cnt > 6000000) {
+			dev_err(&ctrl->pdev->dev, "mbox_db poll timed out\n");
+			return -1;
+		}
+
+		if (cnt > 50) {
+			wait = long_delay;
+			mdelay(long_delay / 1000);
+		} else
+			udelay(wait);
+		cnt += wait;
+	} while (true);
+	return 0;
+}
+
+int be_mbox_notify(struct be_ctrl_info *ctrl)
+{
+	int status;
+	u32 val = 0;
+	void __iomem *db = ctrl->db + MPU_MAILBOX_DB_OFFSET;
+	struct be_dma_mem *mbox_mem = &ctrl->mbox_mem;
+	struct be_mcc_mailbox *mbox = mbox_mem->va;
+	struct be_mcc_compl *compl = &mbox->compl;
+
+	val &= ~MPU_MAILBOX_DB_RDY_MASK;
+	val |= MPU_MAILBOX_DB_HI_MASK;
+	val |= (upper_32_bits(mbox_mem->dma) >> 2) << 2;
+	iowrite32(val, db);
+
+	status = be_mbox_db_ready_wait(ctrl);
+	if (status != 0) {
+		SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed 1\n");
+		return status;
+	}
+	val = 0;
+	val &= ~MPU_MAILBOX_DB_RDY_MASK;
+	val &= ~MPU_MAILBOX_DB_HI_MASK;
+	val |= (u32) (mbox_mem->dma >> 4) << 2;
+	iowrite32(val, db);
+
+	status = be_mbox_db_ready_wait(ctrl);
+	if (status != 0) {
+		SE_DEBUG(DBG_LVL_1, " be_mbox_db_ready_wait failed 2\n");
+		return status;
+	}
+	if (be_mcc_compl_is_new(compl)) {
+		status = be_mcc_compl_process(ctrl, &mbox->compl);
+		be_mcc_compl_use(compl);
+		if (status) {
+			SE_DEBUG(DBG_LVL_1, "After be_mcc_compl_process \n");
+			return status;
+		}
+	} else {
+		dev_err(&ctrl->pdev->dev, "invalid mailbox completion\n");
+		return -1;
+	}
+	return 0;
+}
+
+void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
+				bool embedded, u8 sge_cnt)
+{
+	if (embedded)
+		wrb->embedded |= MCC_WRB_EMBEDDED_MASK;
+	else
+		wrb->embedded |= (sge_cnt & MCC_WRB_SGE_CNT_MASK) <<
+						MCC_WRB_SGE_CNT_SHIFT;
+	wrb->payload_length = payload_len;
+	be_dws_cpu_to_le(wrb, 8);
+}
+
+void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
+			u8 subsystem, u8 opcode, int cmd_len)
+{
+	req_hdr->opcode = opcode;
+	req_hdr->subsystem = subsystem;
+	req_hdr->request_length = cpu_to_le32(cmd_len - sizeof(*req_hdr));
+}
+
+static void be_cmd_page_addrs_prepare(struct phys_addr *pages, u32 max_pages,
+							struct be_dma_mem *mem)
+{
+	int i, buf_pages;
+	u64 dma = (u64) mem->dma;
+
+	buf_pages = min(PAGES_4K_SPANNED(mem->va, mem->size), max_pages);
+	for (i = 0; i < buf_pages; i++) {
+		pages[i].lo = cpu_to_le32(dma & 0xFFFFFFFF);
+		pages[i].hi = cpu_to_le32(upper_32_bits(dma));
+		dma += PAGE_SIZE_4K;
+	}
+}
+
+static u32 eq_delay_to_mult(u32 usec_delay)
+{
+#define MAX_INTR_RATE 651042
+	const u32 round = 10;
+	u32 multiplier;
+
+	if (usec_delay == 0)
+		multiplier = 0;
+	else {
+		u32 interrupt_rate = 1000000 / usec_delay;
+		if (interrupt_rate == 0)
+			multiplier = 1023;
+		else {
+			multiplier = (MAX_INTR_RATE - interrupt_rate) * round;
+			multiplier /= interrupt_rate;
+			multiplier = (multiplier + round / 2) / round;
+			multiplier = min(multiplier, (u32) 1023);
+		}
+	}
+	return multiplier;
+}
+
+struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem)
+{
+	return &((struct be_mcc_mailbox *)(mbox_mem->va))->wrb;
+}
+
+int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
+			  struct be_queue_info *eq, int eq_delay)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_cmd_req_eq_create *req = embedded_payload(wrb);
+	struct be_cmd_resp_eq_create *resp = embedded_payload(wrb);
+	struct be_dma_mem *q_mem = &eq->dma_mem;
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+			OPCODE_COMMON_EQ_CREATE, sizeof(*req));
+
+	req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
+
+	AMAP_SET_BITS(struct amap_eq_context, func, req->context,
+						PCI_FUNC(ctrl->pdev->devfn));
+	AMAP_SET_BITS(struct amap_eq_context, valid, req->context, 1);
+	AMAP_SET_BITS(struct amap_eq_context, size, req->context, 0);
+	AMAP_SET_BITS(struct amap_eq_context, count, req->context,
+					__ilog2_u32(eq->len / 256));
+	AMAP_SET_BITS(struct amap_eq_context, delaymult, req->context,
+					eq_delay_to_mult(eq_delay));
+	be_dws_cpu_to_le(req->context, sizeof(req->context));
+
+	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		eq->id = le16_to_cpu(resp->eq_id);
+		eq->created = true;
+	}
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int be_cmd_fw_initialize(struct be_ctrl_info *ctrl)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	int status;
+	u8 *endian_check;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	endian_check = (u8 *) wrb;
+	*endian_check++ = 0xFF;
+	*endian_check++ = 0x12;
+	*endian_check++ = 0x34;
+	*endian_check++ = 0xFF;
+	*endian_check++ = 0xFF;
+	*endian_check++ = 0x56;
+	*endian_check++ = 0x78;
+	*endian_check++ = 0xFF;
+	be_dws_cpu_to_le(wrb, sizeof(*wrb));
+
+	status = be_mbox_notify(ctrl);
+	if (status)
+		SE_DEBUG(DBG_LVL_1, "be_cmd_fw_initialize Failed \n");
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl,
+			  struct be_queue_info *cq, struct be_queue_info *eq,
+			  bool sol_evts, bool no_delay, int coalesce_wm)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_cmd_req_cq_create *req = embedded_payload(wrb);
+	struct be_cmd_resp_cq_create *resp = embedded_payload(wrb);
+	struct be_dma_mem *q_mem = &cq->dma_mem;
+	void *ctxt = &req->context;
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+			OPCODE_COMMON_CQ_CREATE, sizeof(*req));
+
+	if (!q_mem->va)
+		SE_DEBUG(DBG_LVL_1, "uninitialized q_mem->va\n");
+
+	req->num_pages = cpu_to_le16(PAGES_4K_SPANNED(q_mem->va, q_mem->size));
+
+	AMAP_SET_BITS(struct amap_cq_context, coalescwm, ctxt, coalesce_wm);
+	AMAP_SET_BITS(struct amap_cq_context, nodelay, ctxt, no_delay);
+	AMAP_SET_BITS(struct amap_cq_context, count, ctxt,
+		      __ilog2_u32(cq->len / 256));
+	AMAP_SET_BITS(struct amap_cq_context, valid, ctxt, 1);
+	AMAP_SET_BITS(struct amap_cq_context, solevent, ctxt, sol_evts);
+	AMAP_SET_BITS(struct amap_cq_context, eventable, ctxt, 1);
+	AMAP_SET_BITS(struct amap_cq_context, eqid, ctxt, eq->id);
+	AMAP_SET_BITS(struct amap_cq_context, armed, ctxt, 1);
+	AMAP_SET_BITS(struct amap_cq_context, func, ctxt,
+		      PCI_FUNC(ctrl->pdev->devfn));
+	be_dws_cpu_to_le(ctxt, sizeof(req->context));
+
+	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		cq->id = le16_to_cpu(resp->cq_id);
+		cq->created = true;
+	} else
+		SE_DEBUG(DBG_LVL_1, "In be_cmd_cq_create, status=ox%08x \n",
+			status);
+	spin_unlock(&ctrl->mbox_lock);
+
+	return status;
+}
+
+static u32 be_encoded_q_len(int q_len)
+{
+	u32 len_encoded = fls(q_len);	/* log2(len) + 1 */
+	if (len_encoded == 16)
+		len_encoded = 0;
+	return len_encoded;
+}
+int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q,
+			  int queue_type)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_cmd_req_q_destroy *req = embedded_payload(wrb);
+	u8 subsys = 0, opcode = 0;
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	switch (queue_type) {
+	case QTYPE_EQ:
+		subsys = CMD_SUBSYSTEM_COMMON;
+		opcode = OPCODE_COMMON_EQ_DESTROY;
+		break;
+	case QTYPE_CQ:
+		subsys = CMD_SUBSYSTEM_COMMON;
+		opcode = OPCODE_COMMON_CQ_DESTROY;
+		break;
+	case QTYPE_WRBQ:
+		subsys = CMD_SUBSYSTEM_ISCSI;
+		opcode = OPCODE_COMMON_ISCSI_WRBQ_DESTROY;
+		break;
+	case QTYPE_DPDUQ:
+		subsys = CMD_SUBSYSTEM_ISCSI;
+		opcode = OPCODE_COMMON_ISCSI_DEFQ_DESTROY;
+		break;
+	case QTYPE_SGL:
+		subsys = CMD_SUBSYSTEM_ISCSI;
+		opcode = OPCODE_COMMON_ISCSI_CFG_REMOVE_SGL_PAGES;
+		break;
+	default:
+		spin_unlock(&ctrl->mbox_lock);
+		BUG();
+		return -1;
+	}
+	be_cmd_hdr_prepare(&req->hdr, subsys, opcode, sizeof(*req));
+	if (queue_type != QTYPE_SGL)
+		req->id = cpu_to_le16(q->id);
+
+	status = be_mbox_notify(ctrl);
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int be_cmd_get_mac_addr(struct be_ctrl_info *ctrl, u8 *mac_addr)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_cmd_req_get_mac_addr *req = embedded_payload(wrb);
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+			   OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG,
+			   sizeof(*req));
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		struct be_cmd_resp_get_mac_addr *resp = embedded_payload(wrb);
+
+		memcpy(mac_addr, resp->mac_address, ETH_ALEN);
+	}
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl,
+				    struct be_queue_info *cq,
+				    struct be_queue_info *dq, int length,
+				    int entry_size)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_defq_create_req *req = embedded_payload(wrb);
+	struct be_dma_mem *q_mem = &dq->dma_mem;
+	void *ctxt = &req->context;
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+			   OPCODE_COMMON_ISCSI_DEFQ_CREATE, sizeof(*req));
+
+	req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, rx_pdid, ctxt, 0);
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, rx_pdid_valid, ctxt,
+		      1);
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, pci_func_id, ctxt,
+		      PCI_FUNC(ctrl->pdev->devfn));
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, ring_size, ctxt,
+		      be_encoded_q_len(length / sizeof(struct phys_addr)));
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, default_buffer_size,
+		      ctxt, entry_size);
+	AMAP_SET_BITS(struct amap_be_default_pdu_context, cq_id_recv, ctxt,
+		      cq->id);
+
+	be_dws_cpu_to_le(ctxt, sizeof(req->context));
+
+	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		struct be_defq_create_resp *resp = embedded_payload(wrb);
+
+		dq->id = le16_to_cpu(resp->id);
+		dq->created = true;
+	}
+	spin_unlock(&ctrl->mbox_lock);
+
+	return status;
+}
+
+int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem,
+		       struct be_queue_info *wrbq)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_wrbq_create_req *req = embedded_payload(wrb);
+	struct be_wrbq_create_resp *resp = embedded_payload(wrb);
+	int status;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+		OPCODE_COMMON_ISCSI_WRBQ_CREATE, sizeof(*req));
+	req->num_pages = PAGES_4K_SPANNED(q_mem->va, q_mem->size);
+	be_cmd_page_addrs_prepare(req->pages, ARRAY_SIZE(req->pages), q_mem);
+
+	status = be_mbox_notify(ctrl);
+	if (!status)
+		wrbq->id = le16_to_cpu(resp->cid);
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl,
+				struct be_dma_mem *q_mem,
+				u32 page_offset, u32 num_pages)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_post_sgl_pages_req *req = embedded_payload(wrb);
+	int status;
+	unsigned int curr_pages;
+	u32 internal_page_offset = 0;
+	u32 temp_num_pages = num_pages;
+
+	if (num_pages == 0xff)
+		num_pages = 1;
+
+	spin_lock(&ctrl->mbox_lock);
+	do {
+		memset(wrb, 0, sizeof(*wrb));
+		be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+		be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+				   OPCODE_COMMON_ISCSI_CFG_POST_SGL_PAGES,
+				   sizeof(*req));
+		curr_pages = BE_NUMBER_OF_FIELD(struct be_post_sgl_pages_req,
+						pages);
+		req->num_pages = min(num_pages, curr_pages);
+		req->page_offset = page_offset;
+		be_cmd_page_addrs_prepare(req->pages, req->num_pages, q_mem);
+		q_mem->dma = q_mem->dma + (req->num_pages * PAGE_SIZE);
+		internal_page_offset += req->num_pages;
+		page_offset += req->num_pages;
+		num_pages -= req->num_pages;
+
+		if (temp_num_pages == 0xff)
+			req->num_pages = temp_num_pages;
+
+		status = be_mbox_notify(ctrl);
+		if (status) {
+			SE_DEBUG(DBG_LVL_1,
+				 "FW CMD to map iscsi frags failed.\n");
+			goto error;
+		}
+	} while (num_pages > 0);
+error:
+	spin_unlock(&ctrl->mbox_lock);
+	if (status != 0)
+		beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
+	return status;
+}
diff --git a/drivers/scsi/be2iscsi/be_cmds.h b/drivers/scsi/be2iscsi/be_cmds.h
new file mode 100644
index 000000000000..c20d686cbb43
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_cmds.h
@@ -0,0 +1,877 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ */
+
+#ifndef BEISCSI_CMDS_H
+#define BEISCSI_CMDS_H
+
+/**
+ * The driver sends configuration and managements command requests to the
+ * firmware in the BE. These requests are communicated to the processor
+ * using Work Request Blocks (WRBs) submitted to the MCC-WRB ring or via one
+ * WRB inside a MAILBOX.
+ * The commands are serviced by the ARM processor in the BladeEngine's MPU.
+ */
+struct be_sge {
+	u32 pa_lo;
+	u32 pa_hi;
+	u32 len;
+};
+
+#define MCC_WRB_SGE_CNT_SHIFT 3	/* bits 3 - 7 of dword 0 */
+#define MCC_WRB_SGE_CNT_MASK 0x1F	/* bits 3 - 7 of dword 0 */
+struct be_mcc_wrb {
+	u32 embedded;		/* dword 0 */
+	u32 payload_length;	/* dword 1 */
+	u32 tag0;		/* dword 2 */
+	u32 tag1;		/* dword 3 */
+	u32 rsvd;		/* dword 4 */
+	union {
+		u8 embedded_payload[236];	/* used by embedded cmds */
+		struct be_sge sgl[19];	/* used by non-embedded cmds */
+	} payload;
+};
+
+#define CQE_FLAGS_VALID_MASK (1 << 31)
+#define CQE_FLAGS_ASYNC_MASK (1 << 30)
+
+/* Completion Status */
+#define MCC_STATUS_SUCCESS 0x0
+
+#define CQE_STATUS_COMPL_MASK 0xFFFF
+#define CQE_STATUS_COMPL_SHIFT 0	/* bits 0 - 15 */
+#define CQE_STATUS_EXTD_MASK 0xFFFF
+#define CQE_STATUS_EXTD_SHIFT 0		/* bits 0 - 15 */
+
+struct be_mcc_compl {
+	u32 status;		/* dword 0 */
+	u32 tag0;		/* dword 1 */
+	u32 tag1;		/* dword 2 */
+	u32 flags;		/* dword 3 */
+};
+
+/********* Mailbox door bell *************/
+/**
+ * Used for driver communication with the FW.
+ * The software must write this register twice to post any command. First,
+ * it writes the register with hi=1 and the upper bits of the physical address
+ * for the MAILBOX structure. Software must poll the ready bit until this
+ * is acknowledged. Then, sotware writes the register with hi=0 with the lower
+ * bits in the address. It must poll the ready bit until the command is
+ * complete. Upon completion, the MAILBOX will contain a valid completion
+ * queue entry.
+ */
+#define MPU_MAILBOX_DB_OFFSET	0x160
+#define MPU_MAILBOX_DB_RDY_MASK	0x1	/* bit 0 */
+#define MPU_MAILBOX_DB_HI_MASK	0x2	/* bit 1 */
+
+/********** MPU semphore ******************/
+#define MPU_EP_SEMAPHORE_OFFSET 0xac
+#define EP_SEMAPHORE_POST_STAGE_MASK 0x0000FFFF
+#define EP_SEMAPHORE_POST_ERR_MASK 0x1
+#define EP_SEMAPHORE_POST_ERR_SHIFT 31
+
+/********** MCC door bell ************/
+#define DB_MCCQ_OFFSET 0x140
+#define DB_MCCQ_RING_ID_MASK 0x7FF		/* bits 0 - 10 */
+/* Number of entries posted */
+#define DB_MCCQ_NUM_POSTED_SHIFT 16		/* bits 16 - 29 */
+
+/* MPU semphore POST stage values */
+#define POST_STAGE_ARMFW_RDY		0xc000	/* FW is done with POST */
+
+/**
+ * When the async bit of mcc_compl is set, the last 4 bytes of
+ * mcc_compl is interpreted as follows:
+ */
+#define ASYNC_TRAILER_EVENT_CODE_SHIFT	8	/* bits 8 - 15 */
+#define ASYNC_TRAILER_EVENT_CODE_MASK	0xFF
+#define ASYNC_EVENT_CODE_LINK_STATE	0x1
+struct be_async_event_trailer {
+	u32 code;
+};
+
+enum {
+	ASYNC_EVENT_LINK_DOWN = 0x0,
+	ASYNC_EVENT_LINK_UP = 0x1
+};
+
+/**
+ * When the event code of an async trailer is link-state, the mcc_compl
+ * must be interpreted as follows
+ */
+struct be_async_event_link_state {
+	u8 physical_port;
+	u8 port_link_status;
+	u8 port_duplex;
+	u8 port_speed;
+	u8 port_fault;
+	u8 rsvd0[7];
+	struct be_async_event_trailer trailer;
+} __packed;
+
+struct be_mcc_mailbox {
+	struct be_mcc_wrb wrb;
+	struct be_mcc_compl compl;
+};
+
+/* Type of subsystems supported by FW */
+#define CMD_SUBSYSTEM_COMMON    0x1
+#define CMD_SUBSYSTEM_ISCSI     0x2
+#define CMD_SUBSYSTEM_ETH       0x3
+#define CMD_SUBSYSTEM_ISCSI_INI 0x6
+#define CMD_COMMON_TCP_UPLOAD   0x1
+
+/**
+ * List of common opcodes subsystem  CMD_SUBSYSTEM_COMMON
+ * These opcodes are unique for each subsystem defined above
+ */
+#define OPCODE_COMMON_CQ_CREATE				12
+#define OPCODE_COMMON_EQ_CREATE				13
+#define OPCODE_COMMON_MCC_CREATE        		21
+#define OPCODE_COMMON_GET_CNTL_ATTRIBUTES               32
+#define OPCODE_COMMON_GET_FW_VERSION			35
+#define OPCODE_COMMON_MODIFY_EQ_DELAY			41
+#define OPCODE_COMMON_FIRMWARE_CONFIG			42
+#define OPCODE_COMMON_MCC_DESTROY        		53
+#define OPCODE_COMMON_CQ_DESTROY        		54
+#define OPCODE_COMMON_EQ_DESTROY        		55
+#define OPCODE_COMMON_QUERY_FIRMWARE_CONFIG		58
+#define OPCODE_COMMON_FUNCTION_RESET			61
+
+/**
+ * LIST of opcodes that are common between Initiator and Target
+ * used by CMD_SUBSYSTEM_ISCSI
+ * These opcodes are unique for each subsystem defined above
+ */
+#define OPCODE_COMMON_ISCSI_CFG_POST_SGL_PAGES		2
+#define OPCODE_COMMON_ISCSI_CFG_REMOVE_SGL_PAGES        3
+#define OPCODE_COMMON_ISCSI_NTWK_GET_NIC_CONFIG		7
+#define OPCODE_COMMON_ISCSI_SET_FRAGNUM_BITS_FOR_SGL_CRA 61
+#define OPCODE_COMMON_ISCSI_DEFQ_CREATE                 64
+#define OPCODE_COMMON_ISCSI_DEFQ_DESTROY 		65
+#define OPCODE_COMMON_ISCSI_WRBQ_CREATE			66
+#define OPCODE_COMMON_ISCSI_WRBQ_DESTROY 		67
+
+struct be_cmd_req_hdr {
+	u8 opcode;		/* dword 0 */
+	u8 subsystem;		/* dword 0 */
+	u8 port_number;		/* dword 0 */
+	u8 domain;		/* dword 0 */
+	u32 timeout;		/* dword 1 */
+	u32 request_length;	/* dword 2 */
+	u32 rsvd;		/* dword 3 */
+};
+
+struct be_cmd_resp_hdr {
+	u32 info;		/* dword 0 */
+	u32 status;		/* dword 1 */
+	u32 response_length;	/* dword 2 */
+	u32 actual_resp_len;	/* dword 3 */
+};
+
+struct phys_addr {
+	u32 lo;
+	u32 hi;
+};
+
+/**************************
+ * BE Command definitions *
+ **************************/
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte - used to calculate offset/shift/mask of each field
+ */
+struct amap_eq_context {
+	u8 cidx[13];		/* dword 0 */
+	u8 rsvd0[3];		/* dword 0 */
+	u8 epidx[13];		/* dword 0 */
+	u8 valid;		/* dword 0 */
+	u8 rsvd1;		/* dword 0 */
+	u8 size;		/* dword 0 */
+	u8 pidx[13];		/* dword 1 */
+	u8 rsvd2[3];		/* dword 1 */
+	u8 pd[10];		/* dword 1 */
+	u8 count[3];		/* dword 1 */
+	u8 solevent;		/* dword 1 */
+	u8 stalled;		/* dword 1 */
+	u8 armed;		/* dword 1 */
+	u8 rsvd3[4];		/* dword 2 */
+	u8 func[8];		/* dword 2 */
+	u8 rsvd4;		/* dword 2 */
+	u8 delaymult[10];	/* dword 2 */
+	u8 rsvd5[2];		/* dword 2 */
+	u8 phase[2];		/* dword 2 */
+	u8 nodelay;		/* dword 2 */
+	u8 rsvd6[4];		/* dword 2 */
+	u8 rsvd7[32];		/* dword 3 */
+} __packed;
+
+struct be_cmd_req_eq_create {
+	struct be_cmd_req_hdr hdr;	/* dw[4] */
+	u16 num_pages;		/* sword */
+	u16 rsvd0;		/* sword */
+	u8 context[sizeof(struct amap_eq_context) / 8];	/* dw[4] */
+	struct phys_addr pages[8];
+} __packed;
+
+struct be_cmd_resp_eq_create {
+	struct be_cmd_resp_hdr resp_hdr;
+	u16 eq_id;		/* sword */
+	u16 rsvd0;		/* sword */
+} __packed;
+
+struct mac_addr {
+	u16 size_of_struct;
+	u8 addr[ETH_ALEN];
+} __packed;
+
+struct be_cmd_req_mac_query {
+	struct be_cmd_req_hdr hdr;
+	u8 type;
+	u8 permanent;
+	u16 if_id;
+} __packed;
+
+struct be_cmd_resp_mac_query {
+	struct be_cmd_resp_hdr hdr;
+	struct mac_addr mac;
+};
+
+/******************** Create CQ ***************************/
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte - used to calculate offset/shift/mask of each field
+ */
+struct amap_cq_context {
+	u8 cidx[11];		/* dword 0 */
+	u8 rsvd0;		/* dword 0 */
+	u8 coalescwm[2];	/* dword 0 */
+	u8 nodelay;		/* dword 0 */
+	u8 epidx[11];		/* dword 0 */
+	u8 rsvd1;		/* dword 0 */
+	u8 count[2];		/* dword 0 */
+	u8 valid;		/* dword 0 */
+	u8 solevent;		/* dword 0 */
+	u8 eventable;		/* dword 0 */
+	u8 pidx[11];		/* dword 1 */
+	u8 rsvd2;		/* dword 1 */
+	u8 pd[10];		/* dword 1 */
+	u8 eqid[8];		/* dword 1 */
+	u8 stalled;		/* dword 1 */
+	u8 armed;		/* dword 1 */
+	u8 rsvd3[4];		/* dword 2 */
+	u8 func[8];		/* dword 2 */
+	u8 rsvd4[20];		/* dword 2 */
+	u8 rsvd5[32];		/* dword 3 */
+} __packed;
+
+struct be_cmd_req_cq_create {
+	struct be_cmd_req_hdr hdr;
+	u16 num_pages;
+	u16 rsvd0;
+	u8 context[sizeof(struct amap_cq_context) / 8];
+	struct phys_addr pages[4];
+} __packed;
+
+struct be_cmd_resp_cq_create {
+	struct be_cmd_resp_hdr hdr;
+	u16 cq_id;
+	u16 rsvd0;
+} __packed;
+
+/******************** Create MCCQ ***************************/
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte - used to calculate offset/shift/mask of each field
+ */
+struct amap_mcc_context {
+	u8 con_index[14];
+	u8 rsvd0[2];
+	u8 ring_size[4];
+	u8 fetch_wrb;
+	u8 fetch_r2t;
+	u8 cq_id[10];
+	u8 prod_index[14];
+	u8 fid[8];
+	u8 pdid[9];
+	u8 valid;
+	u8 rsvd1[32];
+	u8 rsvd2[32];
+} __packed;
+
+struct be_cmd_req_mcc_create {
+	struct be_cmd_req_hdr hdr;
+	u16 num_pages;
+	u16 rsvd0;
+	u8 context[sizeof(struct amap_mcc_context) / 8];
+	struct phys_addr pages[8];
+} __packed;
+
+struct be_cmd_resp_mcc_create {
+	struct be_cmd_resp_hdr hdr;
+	u16 id;
+	u16 rsvd0;
+} __packed;
+
+/******************** Q Destroy  ***************************/
+/* Type of Queue to be destroyed */
+enum {
+	QTYPE_EQ = 1,
+	QTYPE_CQ,
+	QTYPE_MCCQ,
+	QTYPE_WRBQ,
+	QTYPE_DPDUQ,
+	QTYPE_SGL
+};
+
+struct be_cmd_req_q_destroy {
+	struct be_cmd_req_hdr hdr;
+	u16 id;
+	u16 bypass_flush;	/* valid only for rx q destroy */
+} __packed;
+
+struct macaddr {
+	u8 byte[ETH_ALEN];
+};
+
+struct be_cmd_req_mcast_mac_config {
+	struct be_cmd_req_hdr hdr;
+	u16 num_mac;
+	u8 promiscuous;
+	u8 interface_id;
+	struct macaddr mac[32];
+} __packed;
+
+static inline void *embedded_payload(struct be_mcc_wrb *wrb)
+{
+	return wrb->payload.embedded_payload;
+}
+
+static inline struct be_sge *nonembedded_sgl(struct be_mcc_wrb *wrb)
+{
+	return &wrb->payload.sgl[0];
+}
+
+/******************** Modify EQ Delay *******************/
+struct be_cmd_req_modify_eq_delay {
+	struct be_cmd_req_hdr hdr;
+	u32 num_eq;
+	struct {
+		u32 eq_id;
+		u32 phase;
+		u32 delay_multiplier;
+	} delay[8];
+} __packed;
+
+/******************** Get MAC ADDR *******************/
+
+#define ETH_ALEN	6
+
+
+struct be_cmd_req_get_mac_addr {
+	struct be_cmd_req_hdr hdr;
+	u32 nic_port_count;
+	u32 speed;
+	u32 max_speed;
+	u32 link_state;
+	u32 max_frame_size;
+	u16 size_of_structure;
+	u8 mac_address[ETH_ALEN];
+	u32 rsvd[23];
+};
+
+struct be_cmd_resp_get_mac_addr {
+	struct be_cmd_resp_hdr hdr;
+	u32 nic_port_count;
+	u32 speed;
+	u32 max_speed;
+	u32 link_state;
+	u32 max_frame_size;
+	u16 size_of_structure;
+	u8 mac_address[6];
+	u32 rsvd[23];
+};
+
+int beiscsi_cmd_eq_create(struct be_ctrl_info *ctrl,
+			  struct be_queue_info *eq, int eq_delay);
+
+int beiscsi_cmd_cq_create(struct be_ctrl_info *ctrl,
+			  struct be_queue_info *cq, struct be_queue_info *eq,
+			  bool sol_evts, bool no_delay,
+			  int num_cqe_dma_coalesce);
+
+int beiscsi_cmd_q_destroy(struct be_ctrl_info *ctrl, struct be_queue_info *q,
+			  int type);
+int be_poll_mcc(struct be_ctrl_info *ctrl);
+unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl);
+int be_cmd_get_mac_addr(struct be_ctrl_info *ctrl, u8 *mac_addr);
+
+/*ISCSI Functuions */
+int be_cmd_fw_initialize(struct be_ctrl_info *ctrl);
+
+struct be_mcc_wrb *wrb_from_mbox(struct be_dma_mem *mbox_mem);
+
+int be_mbox_notify(struct be_ctrl_info *ctrl);
+
+int be_cmd_create_default_pdu_queue(struct be_ctrl_info *ctrl,
+				    struct be_queue_info *cq,
+				    struct be_queue_info *dq, int length,
+				    int entry_size);
+
+int be_cmd_iscsi_post_sgl_pages(struct be_ctrl_info *ctrl,
+				struct be_dma_mem *q_mem, u32 page_offset,
+				u32 num_pages);
+
+int be_cmd_wrbq_create(struct be_ctrl_info *ctrl, struct be_dma_mem *q_mem,
+		       struct be_queue_info *wrbq);
+
+struct be_default_pdu_context {
+	u32 dw[4];
+} __packed;
+
+struct amap_be_default_pdu_context {
+	u8 dbuf_cindex[13];	/* dword 0 */
+	u8 rsvd0[3];		/* dword 0 */
+	u8 ring_size[4];	/* dword 0 */
+	u8 ring_state[4];	/* dword 0 */
+	u8 rsvd1[8];		/* dword 0 */
+	u8 dbuf_pindex[13];	/* dword 1 */
+	u8 rsvd2;		/* dword 1 */
+	u8 pci_func_id[8];	/* dword 1 */
+	u8 rx_pdid[9];		/* dword 1 */
+	u8 rx_pdid_valid;	/* dword 1 */
+	u8 default_buffer_size[16];	/* dword 2 */
+	u8 cq_id_recv[10];	/* dword 2 */
+	u8 rx_pdid_not_valid;	/* dword 2 */
+	u8 rsvd3[5];		/* dword 2 */
+	u8 rsvd4[32];		/* dword 3 */
+} __packed;
+
+struct be_defq_create_req {
+	struct be_cmd_req_hdr hdr;
+	u16 num_pages;
+	u8 ulp_num;
+	u8 rsvd0;
+	struct be_default_pdu_context context;
+	struct phys_addr pages[8];
+} __packed;
+
+struct be_defq_create_resp {
+	struct be_cmd_req_hdr hdr;
+	u16 id;
+	u16 rsvd0;
+} __packed;
+
+struct be_post_sgl_pages_req {
+	struct be_cmd_req_hdr hdr;
+	u16 num_pages;
+	u16 page_offset;
+	u32 rsvd0;
+	struct phys_addr pages[26];
+	u32 rsvd1;
+} __packed;
+
+struct be_wrbq_create_req {
+	struct be_cmd_req_hdr hdr;
+	u16 num_pages;
+	u8 ulp_num;
+	u8 rsvd0;
+	struct phys_addr pages[8];
+} __packed;
+
+struct be_wrbq_create_resp {
+	struct be_cmd_resp_hdr resp_hdr;
+	u16 cid;
+	u16 rsvd0;
+} __packed;
+
+#define SOL_CID_MASK		0x0000FFC0
+#define SOL_CODE_MASK		0x0000003F
+#define SOL_WRB_INDEX_MASK	0x00FF0000
+#define SOL_CMD_WND_MASK	0xFF000000
+#define SOL_RES_CNT_MASK	0x7FFFFFFF
+#define SOL_EXP_CMD_SN_MASK	0xFFFFFFFF
+#define SOL_HW_STS_MASK		0x000000FF
+#define SOL_STS_MASK		0x0000FF00
+#define SOL_RESP_MASK		0x00FF0000
+#define SOL_FLAGS_MASK		0x7F000000
+#define SOL_S_MASK		0x80000000
+
+struct sol_cqe {
+	u32 dw[4];
+};
+
+struct amap_sol_cqe {
+	u8 hw_sts[8];		/* dword 0 */
+	u8 i_sts[8];		/* dword 0 */
+	u8 i_resp[8];		/* dword 0 */
+	u8 i_flags[7];		/* dword 0 */
+	u8 s;			/* dword 0 */
+	u8 i_exp_cmd_sn[32];	/* dword 1 */
+	u8 code[6];		/* dword 2 */
+	u8 cid[10];		/* dword 2 */
+	u8 wrb_index[8];	/* dword 2 */
+	u8 i_cmd_wnd[8];	/* dword 2 */
+	u8 i_res_cnt[31];	/* dword 3 */
+	u8 valid;		/* dword 3 */
+} __packed;
+
+
+/**
+ * Post WRB Queue Doorbell Register used by the host Storage
+ * stack to notify the
+ * controller of a posted Work Request Block
+ */
+#define DB_WRB_POST_CID_MASK		0x3FF	/* bits 0 - 9 */
+#define DB_DEF_PDU_WRB_INDEX_MASK	0xFF	/* bits 0 - 9 */
+
+#define DB_DEF_PDU_WRB_INDEX_SHIFT	16
+#define DB_DEF_PDU_NUM_POSTED_SHIFT	24
+
+struct fragnum_bits_for_sgl_cra_in {
+	struct be_cmd_req_hdr hdr;
+	u32 num_bits;
+} __packed;
+
+struct iscsi_cleanup_req {
+	struct be_cmd_req_hdr hdr;
+	u16 chute;
+	u8 hdr_ring_id;
+	u8 data_ring_id;
+
+} __packed;
+
+struct eq_delay {
+	u32 eq_id;
+	u32 phase;
+	u32 delay_multiplier;
+} __packed;
+
+struct be_eq_delay_params_in {
+	struct be_cmd_req_hdr hdr;
+	u32 num_eq;
+	struct eq_delay delay[8];
+} __packed;
+
+struct ip_address_format {
+	u16 size_of_structure;
+	u8 reserved;
+	u8 ip_type;
+	u8 ip_address[16];
+	u32 rsvd0;
+} __packed;
+
+struct tcp_connect_and_offload_in {
+	struct be_cmd_req_hdr hdr;
+	struct ip_address_format ip_address;
+	u16 tcp_port;
+	u16 cid;
+	u16 cq_id;
+	u16 defq_id;
+	struct phys_addr dataout_template_pa;
+	u16 hdr_ring_id;
+	u16 data_ring_id;
+	u8 do_offload;
+	u8 rsvd0[3];
+} __packed;
+
+struct tcp_connect_and_offload_out {
+	struct be_cmd_resp_hdr hdr;
+	u32 connection_handle;
+	u16 cid;
+	u16 rsvd0;
+
+} __packed;
+
+struct be_mcc_wrb_context {
+	struct MCC_WRB *wrb;
+	int *users_final_status;
+} __packed;
+
+#define DB_DEF_PDU_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
+#define DB_DEF_PDU_CQPROC_MASK		0x3FFF	/* bits 0 - 9 */
+#define DB_DEF_PDU_REARM_SHIFT		14
+#define DB_DEF_PDU_EVENT_SHIFT		15
+#define DB_DEF_PDU_CQPROC_SHIFT		16
+
+struct dmsg_cqe {
+	u32 dw[4];
+} __packed;
+
+struct tcp_upload_params_in {
+	struct be_cmd_req_hdr hdr;
+	u16 id;
+	u16 upload_type;
+	u32 reset_seq;
+} __packed;
+
+struct tcp_upload_params_out {
+	u32 dw[32];
+} __packed;
+
+union tcp_upload_params {
+	struct tcp_upload_params_in request;
+	struct tcp_upload_params_out response;
+} __packed;
+
+struct be_ulp_fw_cfg {
+	u32 ulp_mode;
+	u32 etx_base;
+	u32 etx_count;
+	u32 sq_base;
+	u32 sq_count;
+	u32 rq_base;
+	u32 rq_count;
+	u32 dq_base;
+	u32 dq_count;
+	u32 lro_base;
+	u32 lro_count;
+	u32 icd_base;
+	u32 icd_count;
+};
+
+struct be_fw_cfg {
+	struct be_cmd_req_hdr hdr;
+	u32 be_config_number;
+	u32 asic_revision;
+	u32 phys_port;
+	u32 function_mode;
+	struct be_ulp_fw_cfg ulp[2];
+	u32 function_caps;
+} __packed;
+
+#define CMD_ISCSI_COMMAND_INVALIDATE  1
+#define ISCSI_OPCODE_SCSI_DATA_OUT      5
+#define OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD 70
+#define OPCODE_ISCSI_INI_DRIVER_OFFLOAD_SESSION 41
+#define OPCODE_COMMON_MODIFY_EQ_DELAY	41
+#define OPCODE_COMMON_ISCSI_CLEANUP	59
+#define	OPCODE_COMMON_TCP_UPLOAD	56
+#define OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS 1
+/* --- CMD_ISCSI_INVALIDATE_CONNECTION_TYPE --- */
+#define CMD_ISCSI_CONNECTION_INVALIDATE 1
+#define CMD_ISCSI_CONNECTION_ISSUE_TCP_RST 2
+#define OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION 42
+
+#define INI_WR_CMD			1	/* Initiator write command */
+#define INI_TMF_CMD			2	/* Initiator TMF command */
+#define INI_NOPOUT_CMD			3	/* Initiator; Send a NOP-OUT */
+#define INI_RD_CMD			5	/* Initiator requesting to send
+						 * a read command
+						 */
+#define TGT_CTX_UPDT_CMD		7	/* Target context update */
+#define TGT_STS_CMD			8	/* Target R2T and other BHS
+						 * where only the status number
+						 * need to be updated
+						 */
+#define TGT_DATAIN_CMD			9	/* Target Data-Ins in response
+						 * to read command
+						 */
+#define TGT_SOS_PDU			10	/* Target:standalone status
+						 * response
+						 */
+#define TGT_DM_CMD			11	/* Indicates that the bhs
+						 *  preparedby
+						 * driver should not be touched
+						 */
+/* --- CMD_CHUTE_TYPE --- */
+#define CMD_CONNECTION_CHUTE_0		1
+#define CMD_CONNECTION_CHUTE_1		2
+#define CMD_CONNECTION_CHUTE_2		3
+
+#define EQ_MAJOR_CODE_COMPLETION	0
+
+#define CMD_ISCSI_SESSION_DEL_CFG_FROM_FLASH 0
+#define CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH 1
+
+/* --- CONNECTION_UPLOAD_PARAMS --- */
+/* These parameters are used to define the type of upload desired.  */
+#define CONNECTION_UPLOAD_GRACEFUL      1	/* Graceful upload  */
+#define CONNECTION_UPLOAD_ABORT_RESET   2	/* Abortive upload with
+						 * reset
+						 */
+#define CONNECTION_UPLOAD_ABORT		3	/* Abortive upload without
+						 * reset
+						 */
+#define CONNECTION_UPLOAD_ABORT_WITH_SEQ 4	/* Abortive upload with reset,
+						 * sequence number by driver  */
+
+/* Returns byte size of given field with a structure. */
+
+/* Returns the number of items in the field array. */
+#define BE_NUMBER_OF_FIELD(_type_, _field_)	\
+	(FIELD_SIZEOF(_type_, _field_)/sizeof((((_type_ *)0)->_field_[0])))\
+
+/**
+ * Different types of iSCSI completions to host driver for both initiator
+ * and taget mode
+ * of operation.
+ */
+#define SOL_CMD_COMPLETE		1	/* Solicited command completed
+						 * normally
+						 */
+#define SOL_CMD_KILLED_DATA_DIGEST_ERR  2	/* Solicited command got
+						 * invalidated internally due
+						 * to Data Digest error
+						 */
+#define CXN_KILLED_PDU_SIZE_EXCEEDS_DSL 3	/* Connection got invalidated
+						 * internally
+						 * due to a recieved PDU
+						 * size > DSL
+						 */
+#define CXN_KILLED_BURST_LEN_MISMATCH   4	/* Connection got invalidated
+						 * internally due ti received
+						 * PDU sequence size >
+						 * FBL/MBL.
+						 */
+#define CXN_KILLED_AHS_RCVD		5	/* Connection got invalidated
+						 * internally due to a recieved
+						 * PDU Hdr that has
+						 * AHS */
+#define CXN_KILLED_HDR_DIGEST_ERR	6	/* Connection got invalidated
+						 * internally due to Hdr Digest
+						 * error
+						 */
+#define CXN_KILLED_UNKNOWN_HDR		7	/* Connection got invalidated
+						 *  internally
+						 * due to a bad opcode in the
+						 * pdu hdr
+						 */
+#define CXN_KILLED_STALE_ITT_TTT_RCVD	8	/* Connection got invalidated
+						 * internally due to a recieved
+						 * ITT/TTT that does not belong
+						 * to this Connection
+						 */
+#define CXN_KILLED_INVALID_ITT_TTT_RCVD 9	/* Connection got invalidated
+						 * internally due to recieved
+						 * ITT/TTT value > Max
+						 * Supported ITTs/TTTs
+						 */
+#define CXN_KILLED_RST_RCVD		10	/* Connection got invalidated
+						 * internally due to an
+						 * incoming TCP RST
+						 */
+#define CXN_KILLED_TIMED_OUT		11	/* Connection got invalidated
+						 * internally due to timeout on
+						 * tcp segment 12 retransmit
+						 * attempts failed
+						 */
+#define CXN_KILLED_RST_SENT		12	/* Connection got invalidated
+						 * internally due to TCP RST
+						 * sent by the Tx side
+						 */
+#define CXN_KILLED_FIN_RCVD		13	/* Connection got invalidated
+						 * internally due to an
+						 * incoming TCP FIN.
+						 */
+#define CXN_KILLED_BAD_UNSOL_PDU_RCVD	14	/* Connection got invalidated
+						 * internally due to bad
+						 * unsolicited PDU Unsolicited
+						 * PDUs are PDUs with
+						 * ITT=0xffffffff
+						 */
+#define CXN_KILLED_BAD_WRB_INDEX_ERROR	15	/* Connection got invalidated
+						 * internally due to bad WRB
+						 * index.
+						 */
+#define CXN_KILLED_OVER_RUN_RESIDUAL	16	/* Command got invalidated
+						 * internally due to recived
+						 * command has residual
+						 * over run bytes.
+						 */
+#define CXN_KILLED_UNDER_RUN_RESIDUAL	17	/* Command got invalidated
+						 * internally due to recived
+						 * command has residual under
+						 * run bytes.
+						 */
+#define CMD_KILLED_INVALID_STATSN_RCVD	18	/* Command got invalidated
+						 * internally due to a recieved
+						 * PDU has an invalid StatusSN
+						 */
+#define CMD_KILLED_INVALID_R2T_RCVD	19	/* Command got invalidated
+						 * internally due to a recieved
+						 * an R2T with some invalid
+						 * fields in it
+						 */
+#define CMD_CXN_KILLED_LUN_INVALID	20	/* Command got invalidated
+						 * internally due to received
+						 * PDU has an invalid LUN.
+						 */
+#define CMD_CXN_KILLED_ICD_INVALID	21	/* Command got invalidated
+						 * internally due to the
+						 * corresponding ICD not in a
+						 * valid state
+						 */
+#define CMD_CXN_KILLED_ITT_INVALID	22	/* Command got invalidated due
+						 *  to received PDU has an
+						 *  invalid ITT.
+						 */
+#define CMD_CXN_KILLED_SEQ_OUTOFORDER	23	/* Command got invalidated due
+						 * to received sequence buffer
+						 * offset is out of order.
+						 */
+#define CMD_CXN_KILLED_INVALID_DATASN_RCVD 24	/* Command got invalidated
+						 * internally due to a
+						 * recieved PDU has an invalid
+						 * DataSN
+						 */
+#define CXN_INVALIDATE_NOTIFY		25	/* Connection invalidation
+						 * completion notify.
+						 */
+#define CXN_INVALIDATE_INDEX_NOTIFY	26	/* Connection invalidation
+						 * completion
+						 * with data PDU index.
+						 */
+#define CMD_INVALIDATED_NOTIFY		27	/* Command invalidation
+						 * completionnotifify.
+						 */
+#define UNSOL_HDR_NOTIFY		28	/* Unsolicited header notify.*/
+#define UNSOL_DATA_NOTIFY		29	/* Unsolicited data notify.*/
+#define UNSOL_DATA_DIGEST_ERROR_NOTIFY 	30	/* Unsolicited data digest
+						 * error notify.
+						 */
+#define DRIVERMSG_NOTIFY		31	/* TCP acknowledge based
+						 * notification.
+						 */
+#define CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN 32 /* Connection got invalidated
+						  * internally due to command
+						  * and data are not on same
+						  * connection.
+						  */
+#define SOL_CMD_KILLED_DIF_ERR		33	/* Solicited command got
+						 *  invalidated internally due
+						 *  to DIF error
+						 */
+#define CXN_KILLED_SYN_RCVD		34	/* Connection got invalidated
+						 * internally due to incoming
+						 * TCP SYN
+						 */
+#define CXN_KILLED_IMM_DATA_RCVD	35	/* Connection got invalidated
+						 * internally due to an
+						 * incoming Unsolicited PDU
+						 * that has immediate data on
+						 * the cxn
+						 */
+
+void be_wrb_hdr_prepare(struct be_mcc_wrb *wrb, int payload_len,
+			bool embedded, u8 sge_cnt);
+
+void be_cmd_hdr_prepare(struct be_cmd_req_hdr *req_hdr,
+			u8 subsystem, u8 opcode, int cmd_len);
+
+#endif /* !BEISCSI_CMDS_H */
diff --git a/drivers/scsi/be2iscsi/be_iscsi.c b/drivers/scsi/be2iscsi/be_iscsi.c
new file mode 100644
index 000000000000..2fd25442cfaf
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_iscsi.c
@@ -0,0 +1,638 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+
+#include <scsi/libiscsi.h>
+#include <scsi/scsi_transport_iscsi.h>
+#include <scsi/scsi_transport.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_host.h>
+#include <scsi/scsi.h>
+
+#include "be_iscsi.h"
+
+extern struct iscsi_transport beiscsi_iscsi_transport;
+
+/**
+ * beiscsi_session_create - creates a new iscsi session
+ * @cmds_max: max commands supported
+ * @qdepth: max queue depth supported
+ * @initial_cmdsn: initial iscsi CMDSN
+ */
+struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
+						 u16 cmds_max,
+						 u16 qdepth,
+						 u32 initial_cmdsn)
+{
+	struct Scsi_Host *shost;
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct iscsi_cls_session *cls_session;
+	struct beiscsi_hba *phba;
+	struct iscsi_session *sess;
+	struct beiscsi_session *beiscsi_sess;
+	struct beiscsi_io_task *io_task;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_session_create\n");
+
+	if (!ep) {
+		SE_DEBUG(DBG_LVL_1, "beiscsi_session_create: invalid ep \n");
+		return NULL;
+	}
+	beiscsi_ep = ep->dd_data;
+	phba = beiscsi_ep->phba;
+	shost = phba->shost;
+	if (cmds_max > beiscsi_ep->phba->params.wrbs_per_cxn) {
+		shost_printk(KERN_ERR, shost, "Cannot handle %d cmds."
+			     "Max cmds per session supported is %d. Using %d. "
+			     "\n", cmds_max,
+			      beiscsi_ep->phba->params.wrbs_per_cxn,
+			      beiscsi_ep->phba->params.wrbs_per_cxn);
+		cmds_max = beiscsi_ep->phba->params.wrbs_per_cxn;
+	}
+
+	 cls_session = iscsi_session_setup(&beiscsi_iscsi_transport,
+					   shost, cmds_max,
+					   sizeof(*beiscsi_sess),
+					   sizeof(*io_task),
+					   initial_cmdsn, ISCSI_MAX_TARGET);
+	if (!cls_session)
+		return NULL;
+	sess = cls_session->dd_data;
+	beiscsi_sess = sess->dd_data;
+	beiscsi_sess->bhs_pool =  pci_pool_create("beiscsi_bhs_pool",
+						   phba->pcidev,
+						   sizeof(struct be_cmd_bhs),
+						   64, 0);
+	if (!beiscsi_sess->bhs_pool)
+		goto destroy_sess;
+
+	return cls_session;
+destroy_sess:
+	iscsi_session_teardown(cls_session);
+	return NULL;
+}
+
+/**
+ * beiscsi_session_destroy - destroys iscsi session
+ * @cls_session:	pointer to iscsi cls session
+ *
+ * Destroys iSCSI session instance and releases
+ * resources allocated for it.
+ */
+void beiscsi_session_destroy(struct iscsi_cls_session *cls_session)
+{
+	struct iscsi_session *sess = cls_session->dd_data;
+	struct beiscsi_session *beiscsi_sess = sess->dd_data;
+
+	pci_pool_destroy(beiscsi_sess->bhs_pool);
+	iscsi_session_teardown(cls_session);
+}
+
+/**
+ * beiscsi_conn_create - create an instance of iscsi connection
+ * @cls_session: ptr to iscsi_cls_session
+ * @cid: iscsi cid
+ */
+struct iscsi_cls_conn *
+beiscsi_conn_create(struct iscsi_cls_session *cls_session, u32 cid)
+{
+	struct beiscsi_hba *phba;
+	struct Scsi_Host *shost;
+	struct iscsi_cls_conn *cls_conn;
+	struct beiscsi_conn *beiscsi_conn;
+	struct iscsi_conn *conn;
+	struct iscsi_session *sess;
+	struct beiscsi_session *beiscsi_sess;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_create ,cid"
+		 "from iscsi layer=%d\n", cid);
+	shost = iscsi_session_to_shost(cls_session);
+	phba = iscsi_host_priv(shost);
+
+	cls_conn = iscsi_conn_setup(cls_session, sizeof(*beiscsi_conn), cid);
+	if (!cls_conn)
+		return NULL;
+
+	conn = cls_conn->dd_data;
+	beiscsi_conn = conn->dd_data;
+	beiscsi_conn->ep = NULL;
+	beiscsi_conn->phba = phba;
+	beiscsi_conn->conn = conn;
+	sess = cls_session->dd_data;
+	beiscsi_sess = sess->dd_data;
+	beiscsi_conn->beiscsi_sess = beiscsi_sess;
+	return cls_conn;
+}
+
+/**
+ * beiscsi_bindconn_cid - Bind the beiscsi_conn with phba connection table
+ * @beiscsi_conn: The pointer to  beiscsi_conn structure
+ * @phba: The phba instance
+ * @cid: The cid to free
+ */
+static int beiscsi_bindconn_cid(struct beiscsi_hba *phba,
+				struct beiscsi_conn *beiscsi_conn,
+				unsigned int cid)
+{
+	if (phba->conn_table[cid]) {
+		SE_DEBUG(DBG_LVL_1,
+			 "Connection table already occupied. Detected clash\n");
+		return -EINVAL;
+	} else {
+		SE_DEBUG(DBG_LVL_8, "phba->conn_table[%d]=%p(beiscsi_conn) \n",
+			 cid, beiscsi_conn);
+		phba->conn_table[cid] = beiscsi_conn;
+	}
+	return 0;
+}
+
+/**
+ * beiscsi_conn_bind - Binds iscsi session/connection with TCP connection
+ * @cls_session: pointer to iscsi cls session
+ * @cls_conn: pointer to iscsi cls conn
+ * @transport_fd: EP handle(64 bit)
+ *
+ * This function binds the TCP Conn with iSCSI Connection and Session.
+ */
+int beiscsi_conn_bind(struct iscsi_cls_session *cls_session,
+		      struct iscsi_cls_conn *cls_conn,
+		      u64 transport_fd, int is_leading)
+{
+	struct iscsi_conn *conn = cls_conn->dd_data;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct Scsi_Host *shost =
+		(struct Scsi_Host *)iscsi_session_to_shost(cls_session);
+	struct beiscsi_hba *phba = (struct beiscsi_hba *)iscsi_host_priv(shost);
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct iscsi_endpoint *ep;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_bind\n");
+	ep = iscsi_lookup_endpoint(transport_fd);
+	if (!ep)
+		return -EINVAL;
+
+	beiscsi_ep = ep->dd_data;
+
+	if (iscsi_conn_bind(cls_session, cls_conn, is_leading))
+		return -EINVAL;
+
+	if (beiscsi_ep->phba != phba) {
+		SE_DEBUG(DBG_LVL_8,
+			 "beiscsi_ep->hba=%p not equal to phba=%p \n",
+			 beiscsi_ep->phba, phba);
+		return -EEXIST;
+	}
+
+	beiscsi_conn->beiscsi_conn_cid = beiscsi_ep->ep_cid;
+	beiscsi_conn->ep = beiscsi_ep;
+	beiscsi_ep->conn = beiscsi_conn;
+	SE_DEBUG(DBG_LVL_8, "beiscsi_conn=%p conn=%p ep_cid=%d \n",
+		 beiscsi_conn, conn, beiscsi_ep->ep_cid);
+	return beiscsi_bindconn_cid(phba, beiscsi_conn, beiscsi_ep->ep_cid);
+}
+
+/**
+ * beiscsi_conn_get_param - get the iscsi parameter
+ * @cls_conn: pointer to iscsi cls conn
+ * @param: parameter type identifier
+ * @buf: buffer pointer
+ *
+ * returns iscsi parameter
+ */
+int beiscsi_conn_get_param(struct iscsi_cls_conn *cls_conn,
+			   enum iscsi_param param, char *buf)
+{
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct iscsi_conn *conn = cls_conn->dd_data;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	int len = 0;
+
+	beiscsi_ep = beiscsi_conn->ep;
+	if (!beiscsi_ep) {
+		SE_DEBUG(DBG_LVL_1,
+			 "In beiscsi_conn_get_param , no beiscsi_ep\n");
+		return -1;
+	}
+
+	switch (param) {
+	case ISCSI_PARAM_CONN_PORT:
+		len = sprintf(buf, "%hu\n", beiscsi_ep->dst_tcpport);
+		break;
+	case ISCSI_PARAM_CONN_ADDRESS:
+		if (beiscsi_ep->ip_type == BE2_IPV4)
+			len = sprintf(buf, "%pI4\n", &beiscsi_ep->dst_addr);
+		else
+			len = sprintf(buf, "%pI6\n", &beiscsi_ep->dst6_addr);
+		break;
+	default:
+		return iscsi_conn_get_param(cls_conn, param, buf);
+	}
+	return len;
+}
+
+int beiscsi_set_param(struct iscsi_cls_conn *cls_conn,
+		      enum iscsi_param param, char *buf, int buflen)
+{
+	struct iscsi_conn *conn = cls_conn->dd_data;
+	struct iscsi_session *session = conn->session;
+	int ret;
+
+	ret = iscsi_set_param(cls_conn, param, buf, buflen);
+	if (ret)
+		return ret;
+	/*
+	 * If userspace tried to set the value to higher than we can
+	 * support override here.
+	 */
+	switch (param) {
+	case ISCSI_PARAM_FIRST_BURST:
+		if (session->first_burst > 8192)
+			session->first_burst = 8192;
+		break;
+	case ISCSI_PARAM_MAX_RECV_DLENGTH:
+		if (conn->max_recv_dlength > 65536)
+			conn->max_recv_dlength = 65536;
+		break;
+	case ISCSI_PARAM_MAX_BURST:
+		if (session->first_burst > 262144)
+			session->first_burst = 262144;
+		break;
+	default:
+		return 0;
+	}
+
+	return 0;
+}
+
+/**
+ * beiscsi_get_host_param - get the iscsi parameter
+ * @shost: pointer to scsi_host structure
+ * @param: parameter type identifier
+ * @buf: buffer pointer
+ *
+ * returns host parameter
+ */
+int beiscsi_get_host_param(struct Scsi_Host *shost,
+			   enum iscsi_host_param param, char *buf)
+{
+	struct beiscsi_hba *phba = (struct beiscsi_hba *)iscsi_host_priv(shost);
+	int len = 0;
+
+	switch (param) {
+	case ISCSI_HOST_PARAM_HWADDRESS:
+		be_cmd_get_mac_addr(&phba->ctrl, phba->mac_address);
+		len = sysfs_format_mac(buf, phba->mac_address, ETH_ALEN);
+		break;
+	default:
+		return iscsi_host_get_param(shost, param, buf);
+	}
+	return len;
+}
+
+/**
+ * beiscsi_conn_get_stats - get the iscsi stats
+ * @cls_conn: pointer to iscsi cls conn
+ * @stats: pointer to iscsi_stats structure
+ *
+ * returns iscsi stats
+ */
+void beiscsi_conn_get_stats(struct iscsi_cls_conn *cls_conn,
+			    struct iscsi_stats *stats)
+{
+	struct iscsi_conn *conn = cls_conn->dd_data;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_get_stats\n");
+	stats->txdata_octets = conn->txdata_octets;
+	stats->rxdata_octets = conn->rxdata_octets;
+	stats->dataout_pdus = conn->dataout_pdus_cnt;
+	stats->scsirsp_pdus = conn->scsirsp_pdus_cnt;
+	stats->scsicmd_pdus = conn->scsicmd_pdus_cnt;
+	stats->datain_pdus = conn->datain_pdus_cnt;
+	stats->tmfrsp_pdus = conn->tmfrsp_pdus_cnt;
+	stats->tmfcmd_pdus = conn->tmfcmd_pdus_cnt;
+	stats->r2t_pdus = conn->r2t_pdus_cnt;
+	stats->digest_err = 0;
+	stats->timeout_err = 0;
+	stats->custom_length = 0;
+	strcpy(stats->custom[0].desc, "eh_abort_cnt");
+	stats->custom[0].value = conn->eh_abort_cnt;
+}
+
+/**
+ * beiscsi_set_params_for_offld - get the parameters for offload
+ * @beiscsi_conn: pointer to beiscsi_conn
+ * @params: pointer to offload_params structure
+ */
+static void  beiscsi_set_params_for_offld(struct beiscsi_conn *beiscsi_conn,
+					  struct beiscsi_offload_params *params)
+{
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+	struct iscsi_session *session = conn->session;
+
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, max_burst_length,
+		      params, session->max_burst);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params,
+		      max_send_data_segment_length, params,
+		      conn->max_xmit_dlength);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, first_burst_length,
+		      params, session->first_burst);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, erl, params,
+		      session->erl);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, dde, params,
+		      conn->datadgst_en);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, hde, params,
+		      conn->hdrdgst_en);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, ir2t, params,
+		      session->initial_r2t_en);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, imd, params,
+		      session->imm_data_en);
+	AMAP_SET_BITS(struct amap_beiscsi_offload_params, exp_statsn, params,
+		      (conn->exp_statsn - 1));
+}
+
+/**
+ * beiscsi_conn_start - offload of session to chip
+ * @cls_conn: pointer to beiscsi_conn
+ */
+int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn)
+{
+	struct iscsi_conn *conn = cls_conn->dd_data;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct beiscsi_offload_params params;
+	struct iscsi_session *session = conn->session;
+	struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session);
+	struct beiscsi_hba *phba = iscsi_host_priv(shost);
+
+	memset(&params, 0, sizeof(struct beiscsi_offload_params));
+	beiscsi_ep = beiscsi_conn->ep;
+	if (!beiscsi_ep)
+		SE_DEBUG(DBG_LVL_1, "In beiscsi_conn_start , no beiscsi_ep\n");
+
+	free_mgmt_sgl_handle(phba, beiscsi_conn->plogin_sgl_handle);
+	beiscsi_conn->login_in_progress = 0;
+	beiscsi_set_params_for_offld(beiscsi_conn, &params);
+	beiscsi_offload_connection(beiscsi_conn, &params);
+	iscsi_conn_start(cls_conn);
+	return 0;
+}
+
+/**
+ * beiscsi_get_cid - Allocate a cid
+ * @phba: The phba instance
+ */
+static int beiscsi_get_cid(struct beiscsi_hba *phba)
+{
+	unsigned short cid = 0xFFFF;
+
+	if (!phba->avlbl_cids)
+		return cid;
+
+	cid = phba->cid_array[phba->cid_alloc++];
+	if (phba->cid_alloc == phba->params.cxns_per_ctrl)
+		phba->cid_alloc = 0;
+	phba->avlbl_cids--;
+	return cid;
+}
+
+/**
+ * beiscsi_open_conn - Ask FW to open a TCP connection
+ * @ep:	endpoint to be used
+ * @src_addr: The source IP address
+ * @dst_addr: The Destination  IP address
+ *
+ * Asks the FW to open a TCP connection
+ */
+static int beiscsi_open_conn(struct iscsi_endpoint *ep,
+			     struct sockaddr *src_addr,
+			     struct sockaddr *dst_addr, int non_blocking)
+{
+	struct beiscsi_endpoint *beiscsi_ep = ep->dd_data;
+	struct beiscsi_hba *phba = beiscsi_ep->phba;
+	int ret = -1;
+
+	beiscsi_ep->ep_cid = beiscsi_get_cid(phba);
+	if (beiscsi_ep->ep_cid == 0xFFFF) {
+		SE_DEBUG(DBG_LVL_1, "No free cid available\n");
+		return ret;
+	}
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_open_conn, ep_cid=%d ",
+		 beiscsi_ep->ep_cid);
+	phba->ep_array[beiscsi_ep->ep_cid] = ep;
+	if (beiscsi_ep->ep_cid >
+	    (phba->fw_config.iscsi_cid_start + phba->params.cxns_per_ctrl)) {
+		SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n");
+		return ret;
+	}
+
+	beiscsi_ep->cid_vld = 0;
+	return mgmt_open_connection(phba, dst_addr, beiscsi_ep);
+}
+
+/**
+ * beiscsi_put_cid - Free the cid
+ * @phba: The phba for which the cid is being freed
+ * @cid: The cid to free
+ */
+static void beiscsi_put_cid(struct beiscsi_hba *phba, unsigned short cid)
+{
+	phba->avlbl_cids++;
+	phba->cid_array[phba->cid_free++] = cid;
+	if (phba->cid_free == phba->params.cxns_per_ctrl)
+		phba->cid_free = 0;
+}
+
+/**
+ * beiscsi_free_ep - free endpoint
+ * @ep:	pointer to iscsi endpoint structure
+ */
+static void beiscsi_free_ep(struct iscsi_endpoint *ep)
+{
+	struct beiscsi_endpoint *beiscsi_ep = ep->dd_data;
+	struct beiscsi_hba *phba = beiscsi_ep->phba;
+
+	beiscsi_put_cid(phba, beiscsi_ep->ep_cid);
+	beiscsi_ep->phba = NULL;
+	iscsi_destroy_endpoint(ep);
+}
+
+/**
+ * beiscsi_ep_connect - Ask chip to create TCP Conn
+ * @scsi_host: Pointer to scsi_host structure
+ * @dst_addr: The IP address of Target
+ * @non_blocking: blocking or non-blocking call
+ *
+ * This routines first asks chip to create a connection and then allocates an EP
+ */
+struct iscsi_endpoint *
+beiscsi_ep_connect(struct Scsi_Host *shost, struct sockaddr *dst_addr,
+		   int non_blocking)
+{
+	struct beiscsi_hba *phba;
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct iscsi_endpoint *ep;
+	int ret;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_connect \n");
+	if (shost)
+		phba = iscsi_host_priv(shost);
+	else {
+		ret = -ENXIO;
+		SE_DEBUG(DBG_LVL_1, "shost is NULL \n");
+		return ERR_PTR(ret);
+	}
+	ep = iscsi_create_endpoint(sizeof(struct beiscsi_endpoint));
+	if (!ep) {
+		ret = -ENOMEM;
+		return ERR_PTR(ret);
+	}
+
+	beiscsi_ep = ep->dd_data;
+	beiscsi_ep->phba = phba;
+
+	if (beiscsi_open_conn(ep, NULL, dst_addr, non_blocking)) {
+		SE_DEBUG(DBG_LVL_1, "Failed in allocate iscsi cid\n");
+		ret = -ENOMEM;
+		goto free_ep;
+	}
+
+	return ep;
+
+free_ep:
+	beiscsi_free_ep(ep);
+	return ERR_PTR(ret);
+}
+
+/**
+ * beiscsi_ep_poll - Poll to see if connection is established
+ * @ep:	endpoint to be used
+ * @timeout_ms: timeout specified in millisecs
+ *
+ * Poll to see if TCP connection established
+ */
+int beiscsi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms)
+{
+	struct beiscsi_endpoint *beiscsi_ep = ep->dd_data;
+
+	SE_DEBUG(DBG_LVL_8, "In  beiscsi_ep_poll\n");
+	if (beiscsi_ep->cid_vld == 1)
+		return 1;
+	else
+		return 0;
+}
+
+/**
+ * beiscsi_close_conn - Upload the  connection
+ * @ep: The iscsi endpoint
+ * @flag: The type of connection closure
+ */
+static int beiscsi_close_conn(struct iscsi_endpoint *ep, int flag)
+{
+	int ret = 0;
+	struct beiscsi_endpoint *beiscsi_ep = ep->dd_data;
+	struct beiscsi_hba *phba = beiscsi_ep->phba;
+
+	if (MGMT_STATUS_SUCCESS !=
+	    mgmt_upload_connection(phba, beiscsi_ep->ep_cid,
+		CONNECTION_UPLOAD_GRACEFUL)) {
+		SE_DEBUG(DBG_LVL_8, "upload failed for cid 0x%x",
+			 beiscsi_ep->ep_cid);
+		ret = -1;
+	}
+
+	return ret;
+}
+
+/**
+ * beiscsi_ep_disconnect - Tears down the TCP connection
+ * @ep:	endpoint to be used
+ *
+ * Tears down the TCP connection
+ */
+void beiscsi_ep_disconnect(struct iscsi_endpoint *ep)
+{
+	struct beiscsi_conn *beiscsi_conn;
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct beiscsi_hba *phba;
+	int flag = 0;
+
+	beiscsi_ep = ep->dd_data;
+	phba = beiscsi_ep->phba;
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_ep_disconnect\n");
+
+	if (beiscsi_ep->conn) {
+		beiscsi_conn = beiscsi_ep->conn;
+		iscsi_suspend_queue(beiscsi_conn->conn);
+		beiscsi_close_conn(ep, flag);
+	}
+
+	beiscsi_free_ep(ep);
+}
+
+/**
+ * beiscsi_unbind_conn_to_cid - Unbind the beiscsi_conn from phba conn table
+ * @phba: The phba instance
+ * @cid: The cid to free
+ */
+static int beiscsi_unbind_conn_to_cid(struct beiscsi_hba *phba,
+				      unsigned int cid)
+{
+	if (phba->conn_table[cid])
+		phba->conn_table[cid] = NULL;
+	else {
+		SE_DEBUG(DBG_LVL_8, "Connection table Not occupied. \n");
+		return -EINVAL;
+	}
+	return 0;
+}
+
+/**
+ * beiscsi_conn_stop - Invalidate and stop the connection
+ * @cls_conn: pointer to get iscsi_conn
+ * @flag: The type of connection closure
+ */
+void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag)
+{
+	struct iscsi_conn *conn = cls_conn->dd_data;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_endpoint *beiscsi_ep;
+	struct iscsi_session *session = conn->session;
+	struct Scsi_Host *shost = iscsi_session_to_shost(session->cls_session);
+	struct beiscsi_hba *phba = iscsi_host_priv(shost);
+	unsigned int status;
+	unsigned short savecfg_flag = CMD_ISCSI_SESSION_SAVE_CFG_ON_FLASH;
+
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop\n");
+	beiscsi_ep = beiscsi_conn->ep;
+	if (!beiscsi_ep) {
+		SE_DEBUG(DBG_LVL_8, "In beiscsi_conn_stop , no beiscsi_ep\n");
+		return;
+	}
+	status = mgmt_invalidate_connection(phba, beiscsi_ep,
+					    beiscsi_ep->ep_cid, 1,
+					    savecfg_flag);
+	if (status != MGMT_STATUS_SUCCESS) {
+		SE_DEBUG(DBG_LVL_1,
+			 "mgmt_invalidate_connection Failed for cid=%d \n",
+			 beiscsi_ep->ep_cid);
+	}
+	beiscsi_unbind_conn_to_cid(phba, beiscsi_ep->ep_cid);
+	iscsi_conn_stop(cls_conn, flag);
+}
diff --git a/drivers/scsi/be2iscsi/be_iscsi.h b/drivers/scsi/be2iscsi/be_iscsi.h
new file mode 100644
index 000000000000..f92ffc5349fb
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_iscsi.h
@@ -0,0 +1,75 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+
+#ifndef _BE_ISCSI_
+#define _BE_ISCSI_
+
+#include "be_main.h"
+#include "be_mgmt.h"
+
+#define BE2_IPV4  0x1
+#define BE2_IPV6  0x10
+
+void beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn,
+				struct beiscsi_offload_params *params);
+
+void beiscsi_offload_iscsi(struct beiscsi_hba *phba, struct iscsi_conn *conn,
+			   struct beiscsi_conn *beiscsi_conn,
+			   unsigned int fw_handle);
+
+struct iscsi_cls_session *beiscsi_session_create(struct iscsi_endpoint *ep,
+						 uint16_t cmds_max,
+						 uint16_t qdepth,
+						 uint32_t initial_cmdsn);
+
+void beiscsi_session_destroy(struct iscsi_cls_session *cls_session);
+
+struct iscsi_cls_conn *beiscsi_conn_create(struct iscsi_cls_session
+					   *cls_session, uint32_t cid);
+
+int beiscsi_conn_bind(struct iscsi_cls_session *cls_session,
+		      struct iscsi_cls_conn *cls_conn,
+		      uint64_t transport_fd, int is_leading);
+
+int beiscsi_conn_get_param(struct iscsi_cls_conn *cls_conn,
+			   enum iscsi_param param, char *buf);
+
+int beiscsi_get_host_param(struct Scsi_Host *shost,
+			   enum iscsi_host_param param, char *buf);
+
+int beiscsi_set_param(struct iscsi_cls_conn *cls_conn,
+		      enum iscsi_param param, char *buf, int buflen);
+
+int beiscsi_conn_start(struct iscsi_cls_conn *cls_conn);
+
+void beiscsi_conn_stop(struct iscsi_cls_conn *cls_conn, int flag);
+
+struct iscsi_endpoint *beiscsi_ep_connect(struct Scsi_Host *shost,
+					  struct sockaddr *dst_addr,
+					  int non_blocking);
+
+int beiscsi_ep_poll(struct iscsi_endpoint *ep, int timeout_ms);
+
+void beiscsi_ep_disconnect(struct iscsi_endpoint *ep);
+
+void beiscsi_conn_get_stats(struct iscsi_cls_conn *cls_conn,
+			    struct iscsi_stats *stats);
+
+#endif
diff --git a/drivers/scsi/be2iscsi/be_main.c b/drivers/scsi/be2iscsi/be_main.c
new file mode 100644
index 000000000000..4f1aca346e38
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_main.c
@@ -0,0 +1,3390 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ *  ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+#include <linux/reboot.h>
+#include <linux/delay.h>
+#include <linux/interrupt.h>
+#include <linux/blkdev.h>
+#include <linux/pci.h>
+#include <linux/string.h>
+#include <linux/kernel.h>
+#include <linux/semaphore.h>
+
+#include <scsi/libiscsi.h>
+#include <scsi/scsi_transport_iscsi.h>
+#include <scsi/scsi_transport.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_host.h>
+#include <scsi/scsi.h>
+#include "be_main.h"
+#include "be_iscsi.h"
+#include "be_mgmt.h"
+
+static unsigned int be_iopoll_budget = 10;
+static unsigned int be_max_phys_size = 64;
+static unsigned int enable_msix;
+
+MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table);
+MODULE_DESCRIPTION(DRV_DESC " " BUILD_STR);
+MODULE_AUTHOR("ServerEngines Corporation");
+MODULE_LICENSE("GPL");
+module_param(be_iopoll_budget, int, 0);
+module_param(enable_msix, int, 0);
+module_param(be_max_phys_size, uint, S_IRUGO);
+MODULE_PARM_DESC(be_max_phys_size, "Maximum Size (In Kilobytes) of physically"
+				   "contiguous memory that can be allocated."
+				   "Range is 16 - 128");
+
+static int beiscsi_slave_configure(struct scsi_device *sdev)
+{
+	blk_queue_max_segment_size(sdev->request_queue, 65536);
+	return 0;
+}
+
+static struct scsi_host_template beiscsi_sht = {
+	.module = THIS_MODULE,
+	.name = "ServerEngines 10Gbe open-iscsi Initiator Driver",
+	.proc_name = DRV_NAME,
+	.queuecommand = iscsi_queuecommand,
+	.eh_abort_handler = iscsi_eh_abort,
+	.change_queue_depth = iscsi_change_queue_depth,
+	.slave_configure = beiscsi_slave_configure,
+	.target_alloc = iscsi_target_alloc,
+	.eh_device_reset_handler = iscsi_eh_device_reset,
+	.eh_target_reset_handler = iscsi_eh_target_reset,
+	.sg_tablesize = BEISCSI_SGLIST_ELEMENTS,
+	.can_queue = BE2_IO_DEPTH,
+	.this_id = -1,
+	.max_sectors = BEISCSI_MAX_SECTORS,
+	.cmd_per_lun = BEISCSI_CMD_PER_LUN,
+	.use_clustering = ENABLE_CLUSTERING,
+};
+static struct scsi_transport_template *beiscsi_scsi_transport;
+
+/*------------------- PCI Driver operations and data ----------------- */
+static DEFINE_PCI_DEVICE_TABLE(beiscsi_pci_id_table) = {
+	{ PCI_DEVICE(BE_VENDOR_ID, BE_DEVICE_ID1) },
+	{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID1) },
+	{ PCI_DEVICE(BE_VENDOR_ID, OC_DEVICE_ID2) },
+	{ 0 }
+};
+MODULE_DEVICE_TABLE(pci, beiscsi_pci_id_table);
+
+static struct beiscsi_hba *beiscsi_hba_alloc(struct pci_dev *pcidev)
+{
+	struct beiscsi_hba *phba;
+	struct Scsi_Host *shost;
+
+	shost = iscsi_host_alloc(&beiscsi_sht, sizeof(*phba), 0);
+	if (!shost) {
+		dev_err(&pcidev->dev, "beiscsi_hba_alloc -"
+			"iscsi_host_alloc failed \n");
+		return NULL;
+	}
+	shost->dma_boundary = pcidev->dma_mask;
+	shost->max_id = BE2_MAX_SESSIONS;
+	shost->max_channel = 0;
+	shost->max_cmd_len = BEISCSI_MAX_CMD_LEN;
+	shost->max_lun = BEISCSI_NUM_MAX_LUN;
+	shost->transportt = beiscsi_scsi_transport;
+
+	phba = iscsi_host_priv(shost);
+	memset(phba, 0, sizeof(*phba));
+	phba->shost = shost;
+	phba->pcidev = pci_dev_get(pcidev);
+
+	if (iscsi_host_add(shost, &phba->pcidev->dev))
+		goto free_devices;
+	return phba;
+
+free_devices:
+	pci_dev_put(phba->pcidev);
+	iscsi_host_free(phba->shost);
+	return NULL;
+}
+
+static void beiscsi_unmap_pci_function(struct beiscsi_hba *phba)
+{
+	if (phba->csr_va) {
+		iounmap(phba->csr_va);
+		phba->csr_va = NULL;
+	}
+	if (phba->db_va) {
+		iounmap(phba->db_va);
+		phba->db_va = NULL;
+	}
+	if (phba->pci_va) {
+		iounmap(phba->pci_va);
+		phba->pci_va = NULL;
+	}
+}
+
+static int beiscsi_map_pci_bars(struct beiscsi_hba *phba,
+				struct pci_dev *pcidev)
+{
+	u8 __iomem *addr;
+
+	addr = ioremap_nocache(pci_resource_start(pcidev, 2),
+			       pci_resource_len(pcidev, 2));
+	if (addr == NULL)
+		return -ENOMEM;
+	phba->ctrl.csr = addr;
+	phba->csr_va = addr;
+	phba->csr_pa.u.a64.address = pci_resource_start(pcidev, 2);
+
+	addr = ioremap_nocache(pci_resource_start(pcidev, 4), 128 * 1024);
+	if (addr == NULL)
+		goto pci_map_err;
+	phba->ctrl.db = addr;
+	phba->db_va = addr;
+	phba->db_pa.u.a64.address =  pci_resource_start(pcidev, 4);
+
+	addr = ioremap_nocache(pci_resource_start(pcidev, 1),
+			       pci_resource_len(pcidev, 1));
+	if (addr == NULL)
+		goto pci_map_err;
+	phba->ctrl.pcicfg = addr;
+	phba->pci_va = addr;
+	phba->pci_pa.u.a64.address = pci_resource_start(pcidev, 1);
+	return 0;
+
+pci_map_err:
+	beiscsi_unmap_pci_function(phba);
+	return -ENOMEM;
+}
+
+static int beiscsi_enable_pci(struct pci_dev *pcidev)
+{
+	int ret;
+
+	ret = pci_enable_device(pcidev);
+	if (ret) {
+		dev_err(&pcidev->dev, "beiscsi_enable_pci - enable device "
+			"failed. Returning -ENODEV\n");
+		return ret;
+	}
+
+	if (pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(64))) {
+		ret = pci_set_consistent_dma_mask(pcidev, DMA_BIT_MASK(32));
+		if (ret) {
+			dev_err(&pcidev->dev, "Could not set PCI DMA Mask\n");
+			pci_disable_device(pcidev);
+			return ret;
+		}
+	}
+	return 0;
+}
+
+static int be_ctrl_init(struct beiscsi_hba *phba, struct pci_dev *pdev)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_dma_mem *mbox_mem_alloc = &ctrl->mbox_mem_alloced;
+	struct be_dma_mem *mbox_mem_align = &ctrl->mbox_mem;
+	int status = 0;
+
+	ctrl->pdev = pdev;
+	status = beiscsi_map_pci_bars(phba, pdev);
+	if (status)
+		return status;
+
+	mbox_mem_alloc->size = sizeof(struct be_mcc_mailbox) + 16;
+	mbox_mem_alloc->va = pci_alloc_consistent(pdev,
+						  mbox_mem_alloc->size,
+						  &mbox_mem_alloc->dma);
+	if (!mbox_mem_alloc->va) {
+		beiscsi_unmap_pci_function(phba);
+		status = -ENOMEM;
+		return status;
+	}
+
+	mbox_mem_align->size = sizeof(struct be_mcc_mailbox);
+	mbox_mem_align->va = PTR_ALIGN(mbox_mem_alloc->va, 16);
+	mbox_mem_align->dma = PTR_ALIGN(mbox_mem_alloc->dma, 16);
+	memset(mbox_mem_align->va, 0, sizeof(struct be_mcc_mailbox));
+	spin_lock_init(&ctrl->mbox_lock);
+	return status;
+}
+
+static void beiscsi_get_params(struct beiscsi_hba *phba)
+{
+	phba->params.ios_per_ctrl = BE2_IO_DEPTH;
+	phba->params.cxns_per_ctrl = BE2_MAX_SESSIONS;
+	phba->params.asyncpdus_per_ctrl = BE2_ASYNCPDUS;
+	phba->params.icds_per_ctrl = BE2_MAX_ICDS / 2;
+	phba->params.num_sge_per_io = BE2_SGE;
+	phba->params.defpdu_hdr_sz = BE2_DEFPDU_HDR_SZ;
+	phba->params.defpdu_data_sz = BE2_DEFPDU_DATA_SZ;
+	phba->params.eq_timer = 64;
+	phba->params.num_eq_entries =
+	    (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) /
+								512) + 1) * 512;
+	phba->params.num_eq_entries = (phba->params.num_eq_entries < 1024)
+				? 1024 : phba->params.num_eq_entries;
+	SE_DEBUG(DBG_LVL_8, "phba->params.num_eq_entries=%d \n",
+		 phba->params.num_eq_entries);
+	phba->params.num_cq_entries =
+	    (((BE2_CMDS_PER_CXN * 2 + BE2_LOGOUTS + BE2_TMFS + BE2_ASYNCPDUS) /
+								512) + 1) * 512;
+	SE_DEBUG(DBG_LVL_8,
+		"phba->params.num_cq_entries=%d BE2_CMDS_PER_CXN=%d"
+		"BE2_LOGOUTS=%d BE2_TMFS=%d BE2_ASYNCPDUS=%d \n",
+		phba->params.num_cq_entries, BE2_CMDS_PER_CXN,
+		BE2_LOGOUTS, BE2_TMFS, BE2_ASYNCPDUS);
+	phba->params.wrbs_per_cxn = 256;
+}
+
+static void hwi_ring_eq_db(struct beiscsi_hba *phba,
+			   unsigned int id, unsigned int clr_interrupt,
+			   unsigned int num_processed,
+			   unsigned char rearm, unsigned char event)
+{
+	u32 val = 0;
+	val |= id & DB_EQ_RING_ID_MASK;
+	if (rearm)
+		val |= 1 << DB_EQ_REARM_SHIFT;
+	if (clr_interrupt)
+		val |= 1 << DB_EQ_CLR_SHIFT;
+	if (event)
+		val |= 1 << DB_EQ_EVNT_SHIFT;
+	val |= num_processed << DB_EQ_NUM_POPPED_SHIFT;
+	iowrite32(val, phba->db_va + DB_EQ_OFFSET);
+}
+
+/**
+ * be_isr - The isr routine of the driver.
+ * @irq: Not used
+ * @dev_id: Pointer to host adapter structure
+ */
+static irqreturn_t be_isr(int irq, void *dev_id)
+{
+	struct beiscsi_hba *phba;
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	struct be_eq_entry *eqe = NULL;
+	struct be_queue_info *eq;
+	struct be_queue_info *cq;
+	unsigned long flags, index;
+	unsigned int num_eq_processed;
+	struct be_ctrl_info *ctrl;
+	int isr;
+
+	phba = dev_id;
+	if (!enable_msix) {
+		ctrl = &phba->ctrl;;
+		isr = ioread32(ctrl->csr + CEV_ISR0_OFFSET +
+			       (PCI_FUNC(ctrl->pdev->devfn) * CEV_ISR_SIZE));
+		if (!isr)
+			return IRQ_NONE;
+	}
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	eq = &phwi_context->be_eq.q;
+	cq = &phwi_context->be_cq;
+	index = 0;
+	eqe = queue_tail_node(eq);
+	if (!eqe)
+		SE_DEBUG(DBG_LVL_1, "eqe is NULL\n");
+
+	num_eq_processed = 0;
+	if (blk_iopoll_enabled) {
+		while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
+					& EQE_VALID_MASK) {
+			if (!blk_iopoll_sched_prep(&phba->iopoll))
+				blk_iopoll_sched(&phba->iopoll);
+
+			AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
+			queue_tail_inc(eq);
+			eqe = queue_tail_node(eq);
+			num_eq_processed++;
+			SE_DEBUG(DBG_LVL_8, "Valid EQE\n");
+		}
+		if (num_eq_processed) {
+			hwi_ring_eq_db(phba, eq->id, 0,	num_eq_processed, 0, 1);
+			return IRQ_HANDLED;
+		} else
+			return IRQ_NONE;
+	} else {
+		while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
+						& EQE_VALID_MASK) {
+
+			if (((eqe->dw[offsetof(struct amap_eq_entry,
+			     resource_id) / 32] &
+			     EQE_RESID_MASK) >> 16) != cq->id) {
+				spin_lock_irqsave(&phba->isr_lock, flags);
+				phba->todo_mcc_cq = 1;
+				spin_unlock_irqrestore(&phba->isr_lock, flags);
+			} else {
+				spin_lock_irqsave(&phba->isr_lock, flags);
+				phba->todo_cq = 1;
+				spin_unlock_irqrestore(&phba->isr_lock, flags);
+			}
+			AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
+			queue_tail_inc(eq);
+			eqe = queue_tail_node(eq);
+			num_eq_processed++;
+		}
+		if (phba->todo_cq || phba->todo_mcc_cq)
+			queue_work(phba->wq, &phba->work_cqs);
+
+		if (num_eq_processed) {
+			hwi_ring_eq_db(phba, eq->id, 0, num_eq_processed, 1, 1);
+			return IRQ_HANDLED;
+		} else
+			return IRQ_NONE;
+	}
+}
+
+static int beiscsi_init_irqs(struct beiscsi_hba *phba)
+{
+	struct pci_dev *pcidev = phba->pcidev;
+	int ret;
+
+	ret = request_irq(pcidev->irq, be_isr, IRQF_SHARED, "beiscsi", phba);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_init_irqs-"
+			     "Failed to register irq\\n");
+		return ret;
+	}
+	return 0;
+}
+
+static void hwi_ring_cq_db(struct beiscsi_hba *phba,
+			   unsigned int id, unsigned int num_processed,
+			   unsigned char rearm, unsigned char event)
+{
+	u32 val = 0;
+	val |= id & DB_CQ_RING_ID_MASK;
+	if (rearm)
+		val |= 1 << DB_CQ_REARM_SHIFT;
+	val |= num_processed << DB_CQ_NUM_POPPED_SHIFT;
+	iowrite32(val, phba->db_va + DB_CQ_OFFSET);
+}
+
+/*
+ * async pdus include
+ * a. unsolicited NOP-In (target initiated NOP-In)
+ * b. Async Messages
+ * c. Reject PDU
+ * d. Login response
+ * These headers arrive unprocessed by the EP firmware and iSCSI layer
+ * process them
+ */
+static unsigned int
+beiscsi_process_async_pdu(struct beiscsi_conn *beiscsi_conn,
+			  struct beiscsi_hba *phba,
+			  unsigned short cid,
+			  struct pdu_base *ppdu,
+			  unsigned long pdu_len,
+			  void *pbuffer, unsigned long buf_len)
+{
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+	struct iscsi_session *session = conn->session;
+
+	switch (ppdu->dw[offsetof(struct amap_pdu_base, opcode) / 32] &
+						PDUBASE_OPCODE_MASK) {
+	case ISCSI_OP_NOOP_IN:
+		pbuffer = NULL;
+		buf_len = 0;
+		break;
+	case ISCSI_OP_ASYNC_EVENT:
+		break;
+	case ISCSI_OP_REJECT:
+		WARN_ON(!pbuffer);
+		WARN_ON(!(buf_len == 48));
+		SE_DEBUG(DBG_LVL_1, "In ISCSI_OP_REJECT\n");
+		break;
+	case ISCSI_OP_LOGIN_RSP:
+		break;
+	default:
+		shost_printk(KERN_WARNING, phba->shost,
+			     "Unrecognized opcode 0x%x in async msg \n",
+			     (ppdu->
+			     dw[offsetof(struct amap_pdu_base, opcode) / 32]
+						& PDUBASE_OPCODE_MASK));
+		return 1;
+	}
+
+	spin_lock_bh(&session->lock);
+	__iscsi_complete_pdu(conn, (struct iscsi_hdr *)ppdu, pbuffer, buf_len);
+	spin_unlock_bh(&session->lock);
+	return 0;
+}
+
+static struct sgl_handle *alloc_io_sgl_handle(struct beiscsi_hba *phba)
+{
+	struct sgl_handle *psgl_handle;
+
+	if (phba->io_sgl_hndl_avbl) {
+		SE_DEBUG(DBG_LVL_8,
+			 "In alloc_io_sgl_handle,io_sgl_alloc_index=%d \n",
+			 phba->io_sgl_alloc_index);
+		psgl_handle = phba->io_sgl_hndl_base[phba->
+						io_sgl_alloc_index];
+		phba->io_sgl_hndl_base[phba->io_sgl_alloc_index] = NULL;
+		phba->io_sgl_hndl_avbl--;
+		if (phba->io_sgl_alloc_index == (phba->params.ios_per_ctrl - 1))
+			phba->io_sgl_alloc_index = 0;
+		else
+			phba->io_sgl_alloc_index++;
+	} else
+		psgl_handle = NULL;
+	return psgl_handle;
+}
+
+static void
+free_io_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle)
+{
+	SE_DEBUG(DBG_LVL_8, "In free_,io_sgl_free_index=%d \n",
+		 phba->io_sgl_free_index);
+	if (phba->io_sgl_hndl_base[phba->io_sgl_free_index]) {
+		/*
+		 * this can happen if clean_task is called on a task that
+		 * failed in xmit_task or alloc_pdu.
+		 */
+		 SE_DEBUG(DBG_LVL_8,
+			 "Double Free in IO SGL io_sgl_free_index=%d,"
+			 "value there=%p \n", phba->io_sgl_free_index,
+			 phba->io_sgl_hndl_base[phba->io_sgl_free_index]);
+		return;
+	}
+	phba->io_sgl_hndl_base[phba->io_sgl_free_index] = psgl_handle;
+	phba->io_sgl_hndl_avbl++;
+	if (phba->io_sgl_free_index == (phba->params.ios_per_ctrl - 1))
+		phba->io_sgl_free_index = 0;
+	else
+		phba->io_sgl_free_index++;
+}
+
+/**
+ * alloc_wrb_handle - To allocate a wrb handle
+ * @phba: The hba pointer
+ * @cid: The cid to use for allocation
+ * @index: index allocation and wrb index
+ *
+ * This happens under session_lock until submission to chip
+ */
+struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid,
+				    int index)
+{
+	struct hwi_wrb_context *pwrb_context;
+	struct hwi_controller *phwi_ctrlr;
+	struct wrb_handle *pwrb_handle;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pwrb_context = &phwi_ctrlr->wrb_context[cid];
+	pwrb_handle = pwrb_context->pwrb_handle_base[index];
+	pwrb_handle->wrb_index = index;
+	pwrb_handle->nxt_wrb_index = index;
+	return pwrb_handle;
+}
+
+/**
+ * free_wrb_handle - To free the wrb handle back to pool
+ * @phba: The hba pointer
+ * @pwrb_context: The context to free from
+ * @pwrb_handle: The wrb_handle to free
+ *
+ * This happens under session_lock until submission to chip
+ */
+static void
+free_wrb_handle(struct beiscsi_hba *phba, struct hwi_wrb_context *pwrb_context,
+		struct wrb_handle *pwrb_handle)
+{
+	SE_DEBUG(DBG_LVL_8,
+		 "FREE WRB: pwrb_handle=%p free_index=%d=0x%x"
+		 "wrb_handles_available=%d \n",
+		 pwrb_handle, pwrb_context->free_index,
+		 pwrb_context->free_index, pwrb_context->wrb_handles_available);
+}
+
+static struct sgl_handle *alloc_mgmt_sgl_handle(struct beiscsi_hba *phba)
+{
+	struct sgl_handle *psgl_handle;
+
+	if (phba->eh_sgl_hndl_avbl) {
+		psgl_handle = phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index];
+		phba->eh_sgl_hndl_base[phba->eh_sgl_alloc_index] = NULL;
+		SE_DEBUG(DBG_LVL_8, "mgmt_sgl_alloc_index=%d=0x%x \n",
+			 phba->eh_sgl_alloc_index, phba->eh_sgl_alloc_index);
+		phba->eh_sgl_hndl_avbl--;
+		if (phba->eh_sgl_alloc_index ==
+		    (phba->params.icds_per_ctrl - phba->params.ios_per_ctrl -
+		     1))
+			phba->eh_sgl_alloc_index = 0;
+		else
+			phba->eh_sgl_alloc_index++;
+	} else
+		psgl_handle = NULL;
+	return psgl_handle;
+}
+
+void
+free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle)
+{
+
+	if (phba->eh_sgl_hndl_base[phba->eh_sgl_free_index]) {
+		/*
+		 * this can happen if clean_task is called on a task that
+		 * failed in xmit_task or alloc_pdu.
+		 */
+		SE_DEBUG(DBG_LVL_8,
+			 "Double Free in eh SGL ,eh_sgl_free_index=%d \n",
+			 phba->eh_sgl_free_index);
+		return;
+	}
+	phba->eh_sgl_hndl_base[phba->eh_sgl_free_index] = psgl_handle;
+	phba->eh_sgl_hndl_avbl++;
+	if (phba->eh_sgl_free_index ==
+	    (phba->params.icds_per_ctrl - phba->params.ios_per_ctrl - 1))
+		phba->eh_sgl_free_index = 0;
+	else
+		phba->eh_sgl_free_index++;
+}
+
+static void
+be_complete_io(struct beiscsi_conn *beiscsi_conn,
+	       struct iscsi_task *task, struct sol_cqe *psol)
+{
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct be_status_bhs *sts_bhs =
+				(struct be_status_bhs *)io_task->cmd_bhs;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+	unsigned int sense_len;
+	unsigned char *sense;
+	u32 resid = 0, exp_cmdsn, max_cmdsn;
+	u8 rsp, status, flags;
+
+	exp_cmdsn = be32_to_cpu(psol->
+			dw[offsetof(struct amap_sol_cqe, i_exp_cmd_sn) / 32]
+			& SOL_EXP_CMD_SN_MASK);
+	max_cmdsn = be32_to_cpu((psol->
+			dw[offsetof(struct amap_sol_cqe, i_exp_cmd_sn) / 32]
+			& SOL_EXP_CMD_SN_MASK) +
+			((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd)
+				/ 32] & SOL_CMD_WND_MASK) >> 24) - 1);
+	rsp = ((psol->dw[offsetof(struct amap_sol_cqe, i_resp) / 32]
+						& SOL_RESP_MASK) >> 16);
+	status = ((psol->dw[offsetof(struct amap_sol_cqe, i_sts) / 32]
+						& SOL_STS_MASK) >> 8);
+	flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
+					& SOL_FLAGS_MASK) >> 24) | 0x80;
+
+	task->sc->result = (DID_OK << 16) | status;
+	if (rsp != ISCSI_STATUS_CMD_COMPLETED) {
+		task->sc->result = DID_ERROR << 16;
+		goto unmap;
+	}
+
+	/* bidi not initially supported */
+	if (flags & (ISCSI_FLAG_CMD_UNDERFLOW | ISCSI_FLAG_CMD_OVERFLOW)) {
+		resid = (psol->dw[offsetof(struct amap_sol_cqe, i_res_cnt) /
+				32] & SOL_RES_CNT_MASK);
+
+		if (!status && (flags & ISCSI_FLAG_CMD_OVERFLOW))
+			task->sc->result = DID_ERROR << 16;
+
+		if (flags & ISCSI_FLAG_CMD_UNDERFLOW) {
+			scsi_set_resid(task->sc, resid);
+			if (!status && (scsi_bufflen(task->sc) - resid <
+			    task->sc->underflow))
+				task->sc->result = DID_ERROR << 16;
+		}
+	}
+
+	if (status == SAM_STAT_CHECK_CONDITION) {
+		sense = sts_bhs->sense_info + sizeof(unsigned short);
+		sense_len =
+		    cpu_to_be16((unsigned short)(sts_bhs->sense_info[0]));
+		memcpy(task->sc->sense_buffer, sense,
+		       min_t(u16, sense_len, SCSI_SENSE_BUFFERSIZE));
+	}
+	if (io_task->cmd_bhs->iscsi_hdr.flags & ISCSI_FLAG_CMD_READ) {
+		if (psol->dw[offsetof(struct amap_sol_cqe, i_res_cnt) / 32]
+							& SOL_RES_CNT_MASK)
+			 conn->rxdata_octets += (psol->
+			      dw[offsetof(struct amap_sol_cqe, i_res_cnt) / 32]
+							& SOL_RES_CNT_MASK);
+	}
+unmap:
+	scsi_dma_unmap(io_task->scsi_cmnd);
+	iscsi_complete_scsi_task(task, exp_cmdsn, max_cmdsn);
+}
+
+static void
+be_complete_logout(struct beiscsi_conn *beiscsi_conn,
+		   struct iscsi_task *task, struct sol_cqe *psol)
+{
+	struct iscsi_logout_rsp *hdr;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+
+	hdr = (struct iscsi_logout_rsp *)task->hdr;
+	hdr->t2wait = 5;
+	hdr->t2retain = 0;
+	hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
+					& SOL_FLAGS_MASK) >> 24) | 0x80;
+	hdr->response = (psol->dw[offsetof(struct amap_sol_cqe, i_resp) /
+					32] & SOL_RESP_MASK);
+	hdr->exp_cmdsn = cpu_to_be32(psol->
+			dw[offsetof(struct amap_sol_cqe, i_exp_cmd_sn) / 32]
+					& SOL_EXP_CMD_SN_MASK);
+	hdr->max_cmdsn = be32_to_cpu((psol->
+			 dw[offsetof(struct amap_sol_cqe, i_exp_cmd_sn) / 32]
+					& SOL_EXP_CMD_SN_MASK) +
+			((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd)
+					/ 32] & SOL_CMD_WND_MASK) >> 24) - 1);
+	hdr->hlength = 0;
+
+	__iscsi_complete_pdu(conn, (struct iscsi_hdr *)hdr, NULL, 0);
+}
+
+static void
+be_complete_tmf(struct beiscsi_conn *beiscsi_conn,
+		struct iscsi_task *task, struct sol_cqe *psol)
+{
+	struct iscsi_tm_rsp *hdr;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+
+	hdr = (struct iscsi_tm_rsp *)task->hdr;
+	hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
+					& SOL_FLAGS_MASK) >> 24) | 0x80;
+	hdr->response = (psol->dw[offsetof(struct amap_sol_cqe, i_resp) /
+					32] & SOL_RESP_MASK);
+	hdr->exp_cmdsn = cpu_to_be32(psol->dw[offsetof(struct amap_sol_cqe,
+				     i_exp_cmd_sn) / 32] & SOL_EXP_CMD_SN_MASK);
+	hdr->max_cmdsn = be32_to_cpu((psol->dw[offsetof(struct amap_sol_cqe,
+			i_exp_cmd_sn) / 32] & SOL_EXP_CMD_SN_MASK) +
+			((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd)
+			/ 32] & SOL_CMD_WND_MASK) >> 24) - 1);
+	__iscsi_complete_pdu(conn, (struct iscsi_hdr *)hdr, NULL, 0);
+}
+
+static void
+hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
+		       struct beiscsi_hba *phba, struct sol_cqe *psol)
+{
+	struct hwi_wrb_context *pwrb_context;
+	struct wrb_handle *pwrb_handle;
+	struct hwi_controller *phwi_ctrlr;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+	struct iscsi_session *session = conn->session;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pwrb_context = &phwi_ctrlr->wrb_context[((psol->
+				dw[offsetof(struct amap_sol_cqe, cid) / 32] &
+				SOL_CID_MASK) >> 6)];
+	pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
+				dw[offsetof(struct amap_sol_cqe, wrb_index) /
+				32] & SOL_WRB_INDEX_MASK) >> 16)];
+	spin_lock_bh(&session->lock);
+	free_wrb_handle(phba, pwrb_context, pwrb_handle);
+	spin_unlock_bh(&session->lock);
+}
+
+static void
+be_complete_nopin_resp(struct beiscsi_conn *beiscsi_conn,
+		       struct iscsi_task *task, struct sol_cqe *psol)
+{
+	struct iscsi_nopin *hdr;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+
+	hdr = (struct iscsi_nopin *)task->hdr;
+	hdr->flags = ((psol->dw[offsetof(struct amap_sol_cqe, i_flags) / 32]
+			& SOL_FLAGS_MASK) >> 24) | 0x80;
+	hdr->exp_cmdsn = cpu_to_be32(psol->dw[offsetof(struct amap_sol_cqe,
+				     i_exp_cmd_sn) / 32] & SOL_EXP_CMD_SN_MASK);
+	hdr->max_cmdsn = be32_to_cpu((psol->dw[offsetof(struct amap_sol_cqe,
+			i_exp_cmd_sn) / 32] & SOL_EXP_CMD_SN_MASK) +
+			((psol->dw[offsetof(struct amap_sol_cqe, i_cmd_wnd)
+			/ 32] & SOL_CMD_WND_MASK) >> 24) - 1);
+	hdr->opcode = ISCSI_OP_NOOP_IN;
+	__iscsi_complete_pdu(conn, (struct iscsi_hdr *)hdr, NULL, 0);
+}
+
+static void hwi_complete_cmd(struct beiscsi_conn *beiscsi_conn,
+			     struct beiscsi_hba *phba, struct sol_cqe *psol)
+{
+	struct hwi_wrb_context *pwrb_context;
+	struct wrb_handle *pwrb_handle;
+	struct iscsi_wrb *pwrb = NULL;
+	struct hwi_controller *phwi_ctrlr;
+	struct iscsi_task *task;
+	struct beiscsi_io_task *io_task;
+	struct iscsi_conn *conn = beiscsi_conn->conn;
+	struct iscsi_session *session = conn->session;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+
+	pwrb_context = &phwi_ctrlr->
+		wrb_context[((psol->dw[offsetof(struct amap_sol_cqe, cid) / 32]
+		& SOL_CID_MASK) >> 6)];
+	pwrb_handle = pwrb_context->pwrb_handle_basestd[((psol->
+				dw[offsetof(struct amap_sol_cqe, wrb_index) /
+				32] & SOL_WRB_INDEX_MASK) >> 16)];
+
+	task = pwrb_handle->pio_handle;
+	io_task = task->dd_data;
+	spin_lock_bh(&session->lock);
+	pwrb = pwrb_handle->pwrb;
+	switch ((pwrb->dw[offsetof(struct amap_iscsi_wrb, type) / 32] &
+		 WRB_TYPE_MASK) >> 28) {
+	case HWH_TYPE_IO:
+	case HWH_TYPE_IO_RD:
+		if ((task->hdr->opcode & ISCSI_OPCODE_MASK) ==
+		    ISCSI_OP_NOOP_OUT) {
+			be_complete_nopin_resp(beiscsi_conn, task, psol);
+		} else
+			be_complete_io(beiscsi_conn, task, psol);
+		break;
+
+	case HWH_TYPE_LOGOUT:
+		be_complete_logout(beiscsi_conn, task, psol);
+		break;
+
+	case HWH_TYPE_LOGIN:
+		SE_DEBUG(DBG_LVL_1,
+			 "\t\t No HWH_TYPE_LOGIN Expected in hwi_complete_cmd"
+			 "- Solicited path \n");
+		break;
+
+	case HWH_TYPE_TMF:
+		be_complete_tmf(beiscsi_conn, task, psol);
+		break;
+
+	case HWH_TYPE_NOP:
+		be_complete_nopin_resp(beiscsi_conn, task, psol);
+		break;
+
+	default:
+		shost_printk(KERN_WARNING, phba->shost,
+			    "wrb_index 0x%x CID 0x%x\n",
+			    ((psol->dw[offsetof(struct amap_iscsi_wrb, type) /
+					32] & SOL_WRB_INDEX_MASK) >> 16),
+			    ((psol->dw[offsetof(struct amap_sol_cqe, cid) / 32]
+					& SOL_CID_MASK) >> 6));
+		break;
+	}
+
+	spin_unlock_bh(&session->lock);
+}
+
+static struct list_head *hwi_get_async_busy_list(struct hwi_async_pdu_context
+					  *pasync_ctx, unsigned int is_header,
+					  unsigned int host_write_ptr)
+{
+	if (is_header)
+		return &pasync_ctx->async_entry[host_write_ptr].
+		    header_busy_list;
+	else
+		return &pasync_ctx->async_entry[host_write_ptr].data_busy_list;
+}
+
+static struct async_pdu_handle *
+hwi_get_async_handle(struct beiscsi_hba *phba,
+		     struct beiscsi_conn *beiscsi_conn,
+		     struct hwi_async_pdu_context *pasync_ctx,
+		     struct i_t_dpdu_cqe *pdpdu_cqe, unsigned int *pcq_index)
+{
+	struct be_bus_address phys_addr;
+	struct list_head *pbusy_list;
+	struct async_pdu_handle *pasync_handle = NULL;
+	int buffer_len = 0;
+	unsigned char buffer_index = -1;
+	unsigned char is_header = 0;
+
+	phys_addr.u.a32.address_lo =
+	    pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, db_addr_lo) / 32] -
+	    ((pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, dpl) / 32]
+						& PDUCQE_DPL_MASK) >> 16);
+	phys_addr.u.a32.address_hi =
+	    pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, db_addr_hi) / 32];
+
+	phys_addr.u.a64.address =
+			*((unsigned long long *)(&phys_addr.u.a64.address));
+
+	switch (pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe, code) / 32]
+			& PDUCQE_CODE_MASK) {
+	case UNSOL_HDR_NOTIFY:
+		is_header = 1;
+
+		pbusy_list = hwi_get_async_busy_list(pasync_ctx, 1,
+			(pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
+			index) / 32] & PDUCQE_INDEX_MASK));
+
+		buffer_len = (unsigned int)(phys_addr.u.a64.address -
+				pasync_ctx->async_header.pa_base.u.a64.address);
+
+		buffer_index = buffer_len /
+				pasync_ctx->async_header.buffer_size;
+
+		break;
+	case UNSOL_DATA_NOTIFY:
+		pbusy_list = hwi_get_async_busy_list(pasync_ctx, 0, (pdpdu_cqe->
+					dw[offsetof(struct amap_i_t_dpdu_cqe,
+					index) / 32] & PDUCQE_INDEX_MASK));
+		buffer_len = (unsigned long)(phys_addr.u.a64.address -
+					pasync_ctx->async_data.pa_base.u.
+					a64.address);
+		buffer_index = buffer_len / pasync_ctx->async_data.buffer_size;
+		break;
+	default:
+		pbusy_list = NULL;
+		shost_printk(KERN_WARNING, phba->shost,
+			"Unexpected code=%d \n",
+			 pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
+					code) / 32] & PDUCQE_CODE_MASK);
+		return NULL;
+	}
+
+	WARN_ON(!(buffer_index <= pasync_ctx->async_data.num_entries));
+	WARN_ON(list_empty(pbusy_list));
+	list_for_each_entry(pasync_handle, pbusy_list, link) {
+		WARN_ON(pasync_handle->consumed);
+		if (pasync_handle->index == buffer_index)
+			break;
+	}
+
+	WARN_ON(!pasync_handle);
+
+	pasync_handle->cri = (unsigned short)beiscsi_conn->beiscsi_conn_cid;
+	pasync_handle->is_header = is_header;
+	pasync_handle->buffer_len = ((pdpdu_cqe->
+			dw[offsetof(struct amap_i_t_dpdu_cqe, dpl) / 32]
+			& PDUCQE_DPL_MASK) >> 16);
+
+	*pcq_index = (pdpdu_cqe->dw[offsetof(struct amap_i_t_dpdu_cqe,
+			index) / 32] & PDUCQE_INDEX_MASK);
+	return pasync_handle;
+}
+
+static unsigned int
+hwi_update_async_writables(struct hwi_async_pdu_context *pasync_ctx,
+			   unsigned int is_header, unsigned int cq_index)
+{
+	struct list_head *pbusy_list;
+	struct async_pdu_handle *pasync_handle;
+	unsigned int num_entries, writables = 0;
+	unsigned int *pep_read_ptr, *pwritables;
+
+
+	if (is_header) {
+		pep_read_ptr = &pasync_ctx->async_header.ep_read_ptr;
+		pwritables = &pasync_ctx->async_header.writables;
+		num_entries = pasync_ctx->async_header.num_entries;
+	} else {
+		pep_read_ptr = &pasync_ctx->async_data.ep_read_ptr;
+		pwritables = &pasync_ctx->async_data.writables;
+		num_entries = pasync_ctx->async_data.num_entries;
+	}
+
+	while ((*pep_read_ptr) != cq_index) {
+		(*pep_read_ptr)++;
+		*pep_read_ptr = (*pep_read_ptr) % num_entries;
+
+		pbusy_list = hwi_get_async_busy_list(pasync_ctx, is_header,
+						     *pep_read_ptr);
+		if (writables == 0)
+			WARN_ON(list_empty(pbusy_list));
+
+		if (!list_empty(pbusy_list)) {
+			pasync_handle = list_entry(pbusy_list->next,
+						   struct async_pdu_handle,
+						   link);
+			WARN_ON(!pasync_handle);
+			pasync_handle->consumed = 1;
+		}
+
+		writables++;
+	}
+
+	if (!writables) {
+		SE_DEBUG(DBG_LVL_1,
+			 "Duplicate notification received - index 0x%x!!\n",
+			 cq_index);
+		WARN_ON(1);
+	}
+
+	*pwritables = *pwritables + writables;
+	return 0;
+}
+
+static unsigned int hwi_free_async_msg(struct beiscsi_hba *phba,
+				       unsigned int cri)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct async_pdu_handle *pasync_handle, *tmp_handle;
+	struct list_head *plist;
+	unsigned int i = 0;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr);
+
+	plist  = &pasync_ctx->async_entry[cri].wait_queue.list;
+
+	list_for_each_entry_safe(pasync_handle, tmp_handle, plist, link) {
+		list_del(&pasync_handle->link);
+
+		if (i == 0) {
+			list_add_tail(&pasync_handle->link,
+				      &pasync_ctx->async_header.free_list);
+			pasync_ctx->async_header.free_entries++;
+			i++;
+		} else {
+			list_add_tail(&pasync_handle->link,
+				      &pasync_ctx->async_data.free_list);
+			pasync_ctx->async_data.free_entries++;
+			i++;
+		}
+	}
+
+	INIT_LIST_HEAD(&pasync_ctx->async_entry[cri].wait_queue.list);
+	pasync_ctx->async_entry[cri].wait_queue.hdr_received = 0;
+	pasync_ctx->async_entry[cri].wait_queue.bytes_received = 0;
+	return 0;
+}
+
+static struct phys_addr *
+hwi_get_ring_address(struct hwi_async_pdu_context *pasync_ctx,
+		     unsigned int is_header, unsigned int host_write_ptr)
+{
+	struct phys_addr *pasync_sge = NULL;
+
+	if (is_header)
+		pasync_sge = pasync_ctx->async_header.ring_base;
+	else
+		pasync_sge = pasync_ctx->async_data.ring_base;
+
+	return pasync_sge + host_write_ptr;
+}
+
+static void hwi_post_async_buffers(struct beiscsi_hba *phba,
+				   unsigned int is_header)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct async_pdu_handle *pasync_handle;
+	struct list_head *pfree_link, *pbusy_list;
+	struct phys_addr *pasync_sge;
+	unsigned int ring_id, num_entries;
+	unsigned int host_write_num;
+	unsigned int writables;
+	unsigned int i = 0;
+	u32 doorbell = 0;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr);
+
+	if (is_header) {
+		num_entries = pasync_ctx->async_header.num_entries;
+		writables = min(pasync_ctx->async_header.writables,
+				pasync_ctx->async_header.free_entries);
+		pfree_link = pasync_ctx->async_header.free_list.next;
+		host_write_num = pasync_ctx->async_header.host_write_ptr;
+		ring_id = phwi_ctrlr->default_pdu_hdr.id;
+	} else {
+		num_entries = pasync_ctx->async_data.num_entries;
+		writables = min(pasync_ctx->async_data.writables,
+				pasync_ctx->async_data.free_entries);
+		pfree_link = pasync_ctx->async_data.free_list.next;
+		host_write_num = pasync_ctx->async_data.host_write_ptr;
+		ring_id = phwi_ctrlr->default_pdu_data.id;
+	}
+
+	writables = (writables / 8) * 8;
+	if (writables) {
+		for (i = 0; i < writables; i++) {
+			pbusy_list =
+			    hwi_get_async_busy_list(pasync_ctx, is_header,
+						    host_write_num);
+			pasync_handle =
+			    list_entry(pfree_link, struct async_pdu_handle,
+								link);
+			WARN_ON(!pasync_handle);
+			pasync_handle->consumed = 0;
+
+			pfree_link = pfree_link->next;
+
+			pasync_sge = hwi_get_ring_address(pasync_ctx,
+						is_header, host_write_num);
+
+			pasync_sge->hi = pasync_handle->pa.u.a32.address_lo;
+			pasync_sge->lo = pasync_handle->pa.u.a32.address_hi;
+
+			list_move(&pasync_handle->link, pbusy_list);
+
+			host_write_num++;
+			host_write_num = host_write_num % num_entries;
+		}
+
+		if (is_header) {
+			pasync_ctx->async_header.host_write_ptr =
+							host_write_num;
+			pasync_ctx->async_header.free_entries -= writables;
+			pasync_ctx->async_header.writables -= writables;
+			pasync_ctx->async_header.busy_entries += writables;
+		} else {
+			pasync_ctx->async_data.host_write_ptr = host_write_num;
+			pasync_ctx->async_data.free_entries -= writables;
+			pasync_ctx->async_data.writables -= writables;
+			pasync_ctx->async_data.busy_entries += writables;
+		}
+
+		doorbell |= ring_id & DB_DEF_PDU_RING_ID_MASK;
+		doorbell |= 1 << DB_DEF_PDU_REARM_SHIFT;
+		doorbell |= 0 << DB_DEF_PDU_EVENT_SHIFT;
+		doorbell |= (writables & DB_DEF_PDU_CQPROC_MASK)
+					<< DB_DEF_PDU_CQPROC_SHIFT;
+
+		iowrite32(doorbell, phba->db_va + DB_RXULP0_OFFSET);
+	}
+}
+
+static void hwi_flush_default_pdu_buffer(struct beiscsi_hba *phba,
+					 struct beiscsi_conn *beiscsi_conn,
+					 struct i_t_dpdu_cqe *pdpdu_cqe)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct async_pdu_handle *pasync_handle = NULL;
+	unsigned int cq_index = -1;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr);
+
+	pasync_handle = hwi_get_async_handle(phba, beiscsi_conn, pasync_ctx,
+					     pdpdu_cqe, &cq_index);
+	BUG_ON(pasync_handle->is_header != 0);
+	if (pasync_handle->consumed == 0)
+		hwi_update_async_writables(pasync_ctx, pasync_handle->is_header,
+					   cq_index);
+
+	hwi_free_async_msg(phba, pasync_handle->cri);
+	hwi_post_async_buffers(phba, pasync_handle->is_header);
+}
+
+static unsigned int
+hwi_fwd_async_msg(struct beiscsi_conn *beiscsi_conn,
+		  struct beiscsi_hba *phba,
+		  struct hwi_async_pdu_context *pasync_ctx, unsigned short cri)
+{
+	struct list_head *plist;
+	struct async_pdu_handle *pasync_handle;
+	void *phdr = NULL;
+	unsigned int hdr_len = 0, buf_len = 0;
+	unsigned int status, index = 0, offset = 0;
+	void *pfirst_buffer = NULL;
+	unsigned int num_buf = 0;
+
+	plist = &pasync_ctx->async_entry[cri].wait_queue.list;
+
+	list_for_each_entry(pasync_handle, plist, link) {
+		if (index == 0) {
+			phdr = pasync_handle->pbuffer;
+			hdr_len = pasync_handle->buffer_len;
+		} else {
+			buf_len = pasync_handle->buffer_len;
+			if (!num_buf) {
+				pfirst_buffer = pasync_handle->pbuffer;
+				num_buf++;
+			}
+			memcpy(pfirst_buffer + offset,
+			       pasync_handle->pbuffer, buf_len);
+			offset = buf_len;
+		}
+		index++;
+	}
+
+	status = beiscsi_process_async_pdu(beiscsi_conn, phba,
+					   beiscsi_conn->beiscsi_conn_cid,
+					   phdr, hdr_len, pfirst_buffer,
+					   buf_len);
+
+	if (status == 0)
+		hwi_free_async_msg(phba, cri);
+	return 0;
+}
+
+static unsigned int
+hwi_gather_async_pdu(struct beiscsi_conn *beiscsi_conn,
+		     struct beiscsi_hba *phba,
+		     struct async_pdu_handle *pasync_handle)
+{
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct hwi_controller *phwi_ctrlr;
+	unsigned int bytes_needed = 0, status = 0;
+	unsigned short cri = pasync_handle->cri;
+	struct pdu_base *ppdu;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr);
+
+	list_del(&pasync_handle->link);
+	if (pasync_handle->is_header) {
+		pasync_ctx->async_header.busy_entries--;
+		if (pasync_ctx->async_entry[cri].wait_queue.hdr_received) {
+			hwi_free_async_msg(phba, cri);
+			BUG();
+		}
+
+		pasync_ctx->async_entry[cri].wait_queue.bytes_received = 0;
+		pasync_ctx->async_entry[cri].wait_queue.hdr_received = 1;
+		pasync_ctx->async_entry[cri].wait_queue.hdr_len =
+				(unsigned short)pasync_handle->buffer_len;
+		list_add_tail(&pasync_handle->link,
+			      &pasync_ctx->async_entry[cri].wait_queue.list);
+
+		ppdu = pasync_handle->pbuffer;
+		bytes_needed = ((((ppdu->dw[offsetof(struct amap_pdu_base,
+			data_len_hi) / 32] & PDUBASE_DATALENHI_MASK) << 8) &
+			0xFFFF0000) | ((be16_to_cpu((ppdu->
+			dw[offsetof(struct amap_pdu_base, data_len_lo) / 32]
+			& PDUBASE_DATALENLO_MASK) >> 16)) & 0x0000FFFF));
+
+		if (status == 0) {
+			pasync_ctx->async_entry[cri].wait_queue.bytes_needed =
+			    bytes_needed;
+
+			if (bytes_needed == 0)
+				status = hwi_fwd_async_msg(beiscsi_conn, phba,
+							   pasync_ctx, cri);
+		}
+	} else {
+		pasync_ctx->async_data.busy_entries--;
+		if (pasync_ctx->async_entry[cri].wait_queue.hdr_received) {
+			list_add_tail(&pasync_handle->link,
+				      &pasync_ctx->async_entry[cri].wait_queue.
+				      list);
+			pasync_ctx->async_entry[cri].wait_queue.
+				bytes_received +=
+				(unsigned short)pasync_handle->buffer_len;
+
+			if (pasync_ctx->async_entry[cri].wait_queue.
+			    bytes_received >=
+			    pasync_ctx->async_entry[cri].wait_queue.
+			    bytes_needed)
+				status = hwi_fwd_async_msg(beiscsi_conn, phba,
+							   pasync_ctx, cri);
+		}
+	}
+	return status;
+}
+
+static void hwi_process_default_pdu_ring(struct beiscsi_conn *beiscsi_conn,
+					 struct beiscsi_hba *phba,
+					 struct i_t_dpdu_cqe *pdpdu_cqe)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct async_pdu_handle *pasync_handle = NULL;
+	unsigned int cq_index = -1;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pasync_ctx = HWI_GET_ASYNC_PDU_CTX(phwi_ctrlr);
+	pasync_handle = hwi_get_async_handle(phba, beiscsi_conn, pasync_ctx,
+					     pdpdu_cqe, &cq_index);
+
+	if (pasync_handle->consumed == 0)
+		hwi_update_async_writables(pasync_ctx, pasync_handle->is_header,
+					   cq_index);
+	hwi_gather_async_pdu(beiscsi_conn, phba, pasync_handle);
+	hwi_post_async_buffers(phba, pasync_handle->is_header);
+}
+
+static unsigned int beiscsi_process_cq(struct beiscsi_hba *phba)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	struct be_queue_info *cq;
+	struct sol_cqe *sol;
+	struct dmsg_cqe *dmsg;
+	unsigned int num_processed = 0;
+	unsigned int tot_nump = 0;
+	struct beiscsi_conn *beiscsi_conn;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	cq = &phwi_context->be_cq;
+	sol = queue_tail_node(cq);
+
+	while (sol->dw[offsetof(struct amap_sol_cqe, valid) / 32] &
+	       CQE_VALID_MASK) {
+		be_dws_le_to_cpu(sol, sizeof(struct sol_cqe));
+
+		beiscsi_conn = phba->conn_table[(u32) (sol->
+				 dw[offsetof(struct amap_sol_cqe, cid) / 32] &
+				 SOL_CID_MASK) >> 6];
+
+		if (!beiscsi_conn || !beiscsi_conn->ep) {
+			shost_printk(KERN_WARNING, phba->shost,
+				     "Connection table empty for cid = %d\n",
+				     (u32)(sol->dw[offsetof(struct amap_sol_cqe,
+				     cid) / 32] & SOL_CID_MASK) >> 6);
+			return 0;
+		}
+
+		if (num_processed >= 32) {
+			hwi_ring_cq_db(phba, phwi_context->be_cq.id,
+					num_processed, 0, 0);
+			tot_nump += num_processed;
+			num_processed = 0;
+		}
+
+		switch ((u32) sol->dw[offsetof(struct amap_sol_cqe, code) /
+			32] & CQE_CODE_MASK) {
+		case SOL_CMD_COMPLETE:
+			hwi_complete_cmd(beiscsi_conn, phba, sol);
+			break;
+		case DRIVERMSG_NOTIFY:
+			SE_DEBUG(DBG_LVL_8, "Received DRIVERMSG_NOTIFY \n");
+			dmsg = (struct dmsg_cqe *)sol;
+			hwi_complete_drvr_msgs(beiscsi_conn, phba, sol);
+			break;
+		case UNSOL_HDR_NOTIFY:
+		case UNSOL_DATA_NOTIFY:
+			SE_DEBUG(DBG_LVL_8, "Received UNSOL_HDR/DATA_NOTIFY\n");
+			hwi_process_default_pdu_ring(beiscsi_conn, phba,
+					     (struct i_t_dpdu_cqe *)sol);
+			break;
+		case CXN_INVALIDATE_INDEX_NOTIFY:
+		case CMD_INVALIDATED_NOTIFY:
+		case CXN_INVALIDATE_NOTIFY:
+			SE_DEBUG(DBG_LVL_1,
+				 "Ignoring CQ Error notification for cmd/cxn"
+				 "invalidate\n");
+			break;
+		case SOL_CMD_KILLED_DATA_DIGEST_ERR:
+		case CMD_KILLED_INVALID_STATSN_RCVD:
+		case CMD_KILLED_INVALID_R2T_RCVD:
+		case CMD_CXN_KILLED_LUN_INVALID:
+		case CMD_CXN_KILLED_ICD_INVALID:
+		case CMD_CXN_KILLED_ITT_INVALID:
+		case CMD_CXN_KILLED_SEQ_OUTOFORDER:
+		case CMD_CXN_KILLED_INVALID_DATASN_RCVD:
+			SE_DEBUG(DBG_LVL_1,
+				 "CQ Error notification for cmd.. "
+				 "code %d cid 0x%x\n",
+				 sol->dw[offsetof(struct amap_sol_cqe, code) /
+				 32] & CQE_CODE_MASK,
+				 (sol->dw[offsetof(struct amap_sol_cqe, cid) /
+				 32] & SOL_CID_MASK));
+			break;
+		case UNSOL_DATA_DIGEST_ERROR_NOTIFY:
+			SE_DEBUG(DBG_LVL_1,
+				 "Digest error on def pdu ring, dropping..\n");
+			hwi_flush_default_pdu_buffer(phba, beiscsi_conn,
+					     (struct i_t_dpdu_cqe *) sol);
+			break;
+		case CXN_KILLED_PDU_SIZE_EXCEEDS_DSL:
+		case CXN_KILLED_BURST_LEN_MISMATCH:
+		case CXN_KILLED_AHS_RCVD:
+		case CXN_KILLED_HDR_DIGEST_ERR:
+		case CXN_KILLED_UNKNOWN_HDR:
+		case CXN_KILLED_STALE_ITT_TTT_RCVD:
+		case CXN_KILLED_INVALID_ITT_TTT_RCVD:
+		case CXN_KILLED_TIMED_OUT:
+		case CXN_KILLED_FIN_RCVD:
+		case CXN_KILLED_BAD_UNSOL_PDU_RCVD:
+		case CXN_KILLED_BAD_WRB_INDEX_ERROR:
+		case CXN_KILLED_OVER_RUN_RESIDUAL:
+		case CXN_KILLED_UNDER_RUN_RESIDUAL:
+		case CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN:
+			SE_DEBUG(DBG_LVL_1, "CQ Error %d, resetting CID "
+				 "0x%x...\n",
+				 sol->dw[offsetof(struct amap_sol_cqe, code) /
+				 32] & CQE_CODE_MASK,
+				 sol->dw[offsetof(struct amap_sol_cqe, cid) /
+				 32] & CQE_CID_MASK);
+			iscsi_conn_failure(beiscsi_conn->conn,
+					   ISCSI_ERR_CONN_FAILED);
+			break;
+		case CXN_KILLED_RST_SENT:
+		case CXN_KILLED_RST_RCVD:
+			SE_DEBUG(DBG_LVL_1, "CQ Error %d, reset received/sent "
+				 "on CID 0x%x...\n",
+				 sol->dw[offsetof(struct amap_sol_cqe, code) /
+				 32] & CQE_CODE_MASK,
+				 sol->dw[offsetof(struct amap_sol_cqe, cid) /
+				 32] & CQE_CID_MASK);
+			iscsi_conn_failure(beiscsi_conn->conn,
+					   ISCSI_ERR_CONN_FAILED);
+			break;
+		default:
+			SE_DEBUG(DBG_LVL_1, "CQ Error Invalid code= %d "
+				 "received on CID 0x%x...\n",
+				 sol->dw[offsetof(struct amap_sol_cqe, code) /
+				 32] & CQE_CODE_MASK,
+				 sol->dw[offsetof(struct amap_sol_cqe, cid) /
+				 32] & CQE_CID_MASK);
+			break;
+		}
+
+		AMAP_SET_BITS(struct amap_sol_cqe, valid, sol, 0);
+		queue_tail_inc(cq);
+		sol = queue_tail_node(cq);
+		num_processed++;
+	}
+
+	if (num_processed > 0) {
+		tot_nump += num_processed;
+		hwi_ring_cq_db(phba, phwi_context->be_cq.id, num_processed,
+			       1, 0);
+	}
+	return tot_nump;
+}
+
+static void beiscsi_process_all_cqs(struct work_struct *work)
+{
+	unsigned long flags;
+	struct beiscsi_hba *phba =
+	    container_of(work, struct beiscsi_hba, work_cqs);
+
+	if (phba->todo_mcc_cq) {
+		spin_lock_irqsave(&phba->isr_lock, flags);
+		phba->todo_mcc_cq = 0;
+		spin_unlock_irqrestore(&phba->isr_lock, flags);
+		SE_DEBUG(DBG_LVL_1, "MCC Interrupt Not expected \n");
+	}
+
+	if (phba->todo_cq) {
+		spin_lock_irqsave(&phba->isr_lock, flags);
+		phba->todo_cq = 0;
+		spin_unlock_irqrestore(&phba->isr_lock, flags);
+		beiscsi_process_cq(phba);
+	}
+}
+
+static int be_iopoll(struct blk_iopoll *iop, int budget)
+{
+	static unsigned int ret;
+	struct beiscsi_hba *phba;
+
+	phba = container_of(iop, struct beiscsi_hba, iopoll);
+
+	ret = beiscsi_process_cq(phba);
+	if (ret < budget) {
+		struct hwi_controller *phwi_ctrlr;
+		struct hwi_context_memory *phwi_context;
+
+		phwi_ctrlr = phba->phwi_ctrlr;
+		phwi_context = phwi_ctrlr->phwi_ctxt;
+		blk_iopoll_complete(iop);
+		hwi_ring_eq_db(phba, phwi_context->be_eq.q.id, 0,
+							0, 1, 1);
+	}
+	return ret;
+}
+
+static void
+hwi_write_sgl(struct iscsi_wrb *pwrb, struct scatterlist *sg,
+	      unsigned int num_sg, struct beiscsi_io_task *io_task)
+{
+	struct iscsi_sge *psgl;
+	unsigned short sg_len, index;
+	unsigned int sge_len = 0;
+	unsigned long long addr;
+	struct scatterlist *l_sg;
+	unsigned int offset;
+
+	AMAP_SET_BITS(struct amap_iscsi_wrb, iscsi_bhs_addr_lo, pwrb,
+				      io_task->bhs_pa.u.a32.address_lo);
+	AMAP_SET_BITS(struct amap_iscsi_wrb, iscsi_bhs_addr_hi, pwrb,
+				      io_task->bhs_pa.u.a32.address_hi);
+
+	l_sg = sg;
+	for (index = 0; (index < num_sg) && (index < 2); index++, sg_next(sg)) {
+		if (index == 0) {
+			sg_len = sg_dma_len(sg);
+			addr = (u64) sg_dma_address(sg);
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb,
+							(addr & 0xFFFFFFFF));
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb,
+							(addr >> 32));
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb,
+							sg_len);
+			sge_len = sg_len;
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
+							1);
+		} else {
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb,
+							0);
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_r2t_offset,
+							pwrb, sge_len);
+			sg_len = sg_dma_len(sg);
+			addr = (u64) sg_dma_address(sg);
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_lo, pwrb,
+							(addr & 0xFFFFFFFF));
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_addr_hi, pwrb,
+							(addr >> 32));
+			AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_len, pwrb,
+							sg_len);
+		}
+	}
+	psgl = (struct iscsi_sge *)io_task->psgl_handle->pfrag;
+	memset(psgl, 0, sizeof(*psgl) * BE2_SGE);
+
+	AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, io_task->bhs_len - 2);
+
+	AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl,
+			io_task->bhs_pa.u.a32.address_hi);
+	AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
+			io_task->bhs_pa.u.a32.address_lo);
+
+	if (num_sg == 2)
+		AMAP_SET_BITS(struct amap_iscsi_wrb, sge1_last, pwrb, 1);
+	sg = l_sg;
+	psgl++;
+	psgl++;
+	offset = 0;
+	for (index = 0; index < num_sg; index++, sg_next(sg), psgl++) {
+		sg_len = sg_dma_len(sg);
+		addr = (u64) sg_dma_address(sg);
+		AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
+						(addr & 0xFFFFFFFF));
+		AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl,
+						(addr >> 32));
+		AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, sg_len);
+		AMAP_SET_BITS(struct amap_iscsi_sge, sge_offset, psgl, offset);
+		AMAP_SET_BITS(struct amap_iscsi_sge, last_sge, psgl, 0);
+		offset += sg_len;
+	}
+	psgl--;
+	AMAP_SET_BITS(struct amap_iscsi_sge, last_sge, psgl, 1);
+}
+
+static void hwi_write_buffer(struct iscsi_wrb *pwrb, struct iscsi_task *task)
+{
+	struct iscsi_sge *psgl;
+	unsigned long long addr;
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct beiscsi_conn *beiscsi_conn = io_task->conn;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+
+	io_task->bhs_len = sizeof(struct be_nonio_bhs) - 2;
+	AMAP_SET_BITS(struct amap_iscsi_wrb, iscsi_bhs_addr_lo, pwrb,
+				io_task->bhs_pa.u.a32.address_lo);
+	AMAP_SET_BITS(struct amap_iscsi_wrb, iscsi_bhs_addr_hi, pwrb,
+				io_task->bhs_pa.u.a32.address_hi);
+
+	if (task->data) {
+		if (task->data_count) {
+			AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1);
+			addr = (u64) pci_map_single(phba->pcidev,
+						    task->data,
+						    task->data_count, 1);
+		} else {
+			AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 0);
+			addr = 0;
+		}
+		AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_lo, pwrb,
+						(addr & 0xFFFFFFFF));
+		AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_addr_hi, pwrb,
+						(addr >> 32));
+		AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_len, pwrb,
+						task->data_count);
+
+		AMAP_SET_BITS(struct amap_iscsi_wrb, sge0_last, pwrb, 1);
+	} else {
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 0);
+		addr = 0;
+	}
+
+	psgl = (struct iscsi_sge *)io_task->psgl_handle->pfrag;
+
+	AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, io_task->bhs_len);
+
+	AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl,
+		      io_task->bhs_pa.u.a32.address_hi);
+	AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
+		      io_task->bhs_pa.u.a32.address_lo);
+	if (task->data) {
+		psgl++;
+		AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl, 0);
+		AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl, 0);
+		AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, 0);
+		AMAP_SET_BITS(struct amap_iscsi_sge, sge_offset, psgl, 0);
+		AMAP_SET_BITS(struct amap_iscsi_sge, rsvd0, psgl, 0);
+		AMAP_SET_BITS(struct amap_iscsi_sge, last_sge, psgl, 0);
+
+		psgl++;
+		if (task->data) {
+			AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, psgl,
+						(addr & 0xFFFFFFFF));
+			AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, psgl,
+						(addr >> 32));
+		}
+		AMAP_SET_BITS(struct amap_iscsi_sge, len, psgl, 0x106);
+	}
+	AMAP_SET_BITS(struct amap_iscsi_sge, last_sge, psgl, 1);
+}
+
+static void beiscsi_find_mem_req(struct beiscsi_hba *phba)
+{
+	unsigned int num_cq_pages, num_eq_pages, num_async_pdu_buf_pages;
+	unsigned int num_async_pdu_data_pages, wrb_sz_per_cxn;
+	unsigned int num_async_pdu_buf_sgl_pages, num_async_pdu_data_sgl_pages;
+
+	num_cq_pages = PAGES_REQUIRED(phba->params.num_cq_entries * \
+				      sizeof(struct sol_cqe));
+	num_eq_pages = PAGES_REQUIRED(phba->params.num_eq_entries * \
+				      sizeof(struct be_eq_entry));
+	num_async_pdu_buf_pages =
+			PAGES_REQUIRED(phba->params.asyncpdus_per_ctrl * \
+				       phba->params.defpdu_hdr_sz);
+	num_async_pdu_buf_sgl_pages =
+			PAGES_REQUIRED(phba->params.asyncpdus_per_ctrl * \
+				       sizeof(struct phys_addr));
+	num_async_pdu_data_pages =
+			PAGES_REQUIRED(phba->params.asyncpdus_per_ctrl * \
+				       phba->params.defpdu_data_sz);
+	num_async_pdu_data_sgl_pages =
+			PAGES_REQUIRED(phba->params.asyncpdus_per_ctrl * \
+				       sizeof(struct phys_addr));
+
+	phba->params.hwi_ws_sz = sizeof(struct hwi_controller);
+
+	phba->mem_req[ISCSI_MEM_GLOBAL_HEADER] = 2 *
+						 BE_ISCSI_PDU_HEADER_SIZE;
+	phba->mem_req[HWI_MEM_ADDN_CONTEXT] =
+					    sizeof(struct hwi_context_memory);
+
+	phba->mem_req[HWI_MEM_CQ] = num_cq_pages * PAGE_SIZE;
+	phba->mem_req[HWI_MEM_EQ] = num_eq_pages * PAGE_SIZE;
+
+	phba->mem_req[HWI_MEM_WRB] = sizeof(struct iscsi_wrb)
+	    * (phba->params.wrbs_per_cxn)
+	    * phba->params.cxns_per_ctrl;
+	wrb_sz_per_cxn =  sizeof(struct wrb_handle) *
+				 (phba->params.wrbs_per_cxn);
+	phba->mem_req[HWI_MEM_WRBH] = roundup_pow_of_two((wrb_sz_per_cxn) *
+				phba->params.cxns_per_ctrl);
+
+	phba->mem_req[HWI_MEM_SGLH] = sizeof(struct sgl_handle) *
+		phba->params.icds_per_ctrl;
+	phba->mem_req[HWI_MEM_SGE] = sizeof(struct iscsi_sge) *
+		phba->params.num_sge_per_io * phba->params.icds_per_ctrl;
+
+	phba->mem_req[HWI_MEM_ASYNC_HEADER_BUF] =
+		num_async_pdu_buf_pages * PAGE_SIZE;
+	phba->mem_req[HWI_MEM_ASYNC_DATA_BUF] =
+		num_async_pdu_data_pages * PAGE_SIZE;
+	phba->mem_req[HWI_MEM_ASYNC_HEADER_RING] =
+		num_async_pdu_buf_sgl_pages * PAGE_SIZE;
+	phba->mem_req[HWI_MEM_ASYNC_DATA_RING] =
+		num_async_pdu_data_sgl_pages * PAGE_SIZE;
+	phba->mem_req[HWI_MEM_ASYNC_HEADER_HANDLE] =
+		phba->params.asyncpdus_per_ctrl *
+		sizeof(struct async_pdu_handle);
+	phba->mem_req[HWI_MEM_ASYNC_DATA_HANDLE] =
+		phba->params.asyncpdus_per_ctrl *
+		sizeof(struct async_pdu_handle);
+	phba->mem_req[HWI_MEM_ASYNC_PDU_CONTEXT] =
+		sizeof(struct hwi_async_pdu_context) +
+		(phba->params.cxns_per_ctrl * sizeof(struct hwi_async_entry));
+}
+
+static int beiscsi_alloc_mem(struct beiscsi_hba *phba)
+{
+	struct be_mem_descriptor *mem_descr;
+	dma_addr_t bus_add;
+	struct mem_array *mem_arr, *mem_arr_orig;
+	unsigned int i, j, alloc_size, curr_alloc_size;
+
+	phba->phwi_ctrlr = kmalloc(phba->params.hwi_ws_sz, GFP_KERNEL);
+	if (!phba->phwi_ctrlr)
+		return -ENOMEM;
+
+	phba->init_mem = kcalloc(SE_MEM_MAX, sizeof(*mem_descr),
+				 GFP_KERNEL);
+	if (!phba->init_mem) {
+		kfree(phba->phwi_ctrlr);
+		return -ENOMEM;
+	}
+
+	mem_arr_orig = kmalloc(sizeof(*mem_arr_orig) * BEISCSI_MAX_FRAGS_INIT,
+			       GFP_KERNEL);
+	if (!mem_arr_orig) {
+		kfree(phba->init_mem);
+		kfree(phba->phwi_ctrlr);
+		return -ENOMEM;
+	}
+
+	mem_descr = phba->init_mem;
+	for (i = 0; i < SE_MEM_MAX; i++) {
+		j = 0;
+		mem_arr = mem_arr_orig;
+		alloc_size = phba->mem_req[i];
+		memset(mem_arr, 0, sizeof(struct mem_array) *
+		       BEISCSI_MAX_FRAGS_INIT);
+		curr_alloc_size = min(be_max_phys_size * 1024, alloc_size);
+		do {
+			mem_arr->virtual_address = pci_alloc_consistent(
+							phba->pcidev,
+							curr_alloc_size,
+							&bus_add);
+			if (!mem_arr->virtual_address) {
+				if (curr_alloc_size <= BE_MIN_MEM_SIZE)
+					goto free_mem;
+				if (curr_alloc_size -
+					rounddown_pow_of_two(curr_alloc_size))
+					curr_alloc_size = rounddown_pow_of_two
+							     (curr_alloc_size);
+				else
+					curr_alloc_size = curr_alloc_size / 2;
+			} else {
+				mem_arr->bus_address.u.
+				    a64.address = (__u64) bus_add;
+				mem_arr->size = curr_alloc_size;
+				alloc_size -= curr_alloc_size;
+				curr_alloc_size = min(be_max_phys_size *
+						      1024, alloc_size);
+				j++;
+				mem_arr++;
+			}
+		} while (alloc_size);
+		mem_descr->num_elements = j;
+		mem_descr->size_in_bytes = phba->mem_req[i];
+		mem_descr->mem_array = kmalloc(sizeof(*mem_arr) * j,
+					       GFP_KERNEL);
+		if (!mem_descr->mem_array)
+			goto free_mem;
+
+		memcpy(mem_descr->mem_array, mem_arr_orig,
+		       sizeof(struct mem_array) * j);
+		mem_descr++;
+	}
+	kfree(mem_arr_orig);
+	return 0;
+free_mem:
+	mem_descr->num_elements = j;
+	while ((i) || (j)) {
+		for (j = mem_descr->num_elements; j > 0; j--) {
+			pci_free_consistent(phba->pcidev,
+					    mem_descr->mem_array[j - 1].size,
+					    mem_descr->mem_array[j - 1].
+					    virtual_address,
+					    mem_descr->mem_array[j - 1].
+					    bus_address.u.a64.address);
+		}
+		if (i) {
+			i--;
+			kfree(mem_descr->mem_array);
+			mem_descr--;
+		}
+	}
+	kfree(mem_arr_orig);
+	kfree(phba->init_mem);
+	kfree(phba->phwi_ctrlr);
+	return -ENOMEM;
+}
+
+static int beiscsi_get_memory(struct beiscsi_hba *phba)
+{
+	beiscsi_find_mem_req(phba);
+	return beiscsi_alloc_mem(phba);
+}
+
+static void iscsi_init_global_templates(struct beiscsi_hba *phba)
+{
+	struct pdu_data_out *pdata_out;
+	struct pdu_nop_out *pnop_out;
+	struct be_mem_descriptor *mem_descr;
+
+	mem_descr = phba->init_mem;
+	mem_descr += ISCSI_MEM_GLOBAL_HEADER;
+	pdata_out =
+	    (struct pdu_data_out *)mem_descr->mem_array[0].virtual_address;
+	memset(pdata_out, 0, BE_ISCSI_PDU_HEADER_SIZE);
+
+	AMAP_SET_BITS(struct amap_pdu_data_out, opcode, pdata_out,
+		      IIOC_SCSI_DATA);
+
+	pnop_out =
+	    (struct pdu_nop_out *)((unsigned char *)mem_descr->mem_array[0].
+				   virtual_address + BE_ISCSI_PDU_HEADER_SIZE);
+
+	memset(pnop_out, 0, BE_ISCSI_PDU_HEADER_SIZE);
+	AMAP_SET_BITS(struct amap_pdu_nop_out, ttt, pnop_out, 0xFFFFFFFF);
+	AMAP_SET_BITS(struct amap_pdu_nop_out, f_bit, pnop_out, 1);
+	AMAP_SET_BITS(struct amap_pdu_nop_out, i_bit, pnop_out, 0);
+}
+
+static void beiscsi_init_wrb_handle(struct beiscsi_hba *phba)
+{
+	struct be_mem_descriptor *mem_descr_wrbh, *mem_descr_wrb;
+	struct wrb_handle *pwrb_handle;
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_wrb_context *pwrb_context;
+	struct iscsi_wrb *pwrb;
+	unsigned int num_cxn_wrbh;
+	unsigned int num_cxn_wrb, j, idx, index;
+
+	mem_descr_wrbh = phba->init_mem;
+	mem_descr_wrbh += HWI_MEM_WRBH;
+
+	mem_descr_wrb = phba->init_mem;
+	mem_descr_wrb += HWI_MEM_WRB;
+
+	idx = 0;
+	pwrb_handle = mem_descr_wrbh->mem_array[idx].virtual_address;
+	num_cxn_wrbh = ((mem_descr_wrbh->mem_array[idx].size) /
+			((sizeof(struct wrb_handle)) *
+			 phba->params.wrbs_per_cxn));
+	phwi_ctrlr = phba->phwi_ctrlr;
+
+	for (index = 0; index < phba->params.cxns_per_ctrl * 2; index += 2) {
+		pwrb_context = &phwi_ctrlr->wrb_context[index];
+		SE_DEBUG(DBG_LVL_8, "cid=%d pwrb_context=%p \n", index,
+						pwrb_context);
+		pwrb_context->pwrb_handle_base =
+				kzalloc(sizeof(struct wrb_handle *) *
+					phba->params.wrbs_per_cxn, GFP_KERNEL);
+		pwrb_context->pwrb_handle_basestd =
+				kzalloc(sizeof(struct wrb_handle *) *
+					phba->params.wrbs_per_cxn, GFP_KERNEL);
+		if (num_cxn_wrbh) {
+			pwrb_context->alloc_index = 0;
+			pwrb_context->wrb_handles_available = 0;
+			for (j = 0; j < phba->params.wrbs_per_cxn; j++) {
+				pwrb_context->pwrb_handle_base[j] = pwrb_handle;
+				pwrb_context->pwrb_handle_basestd[j] =
+								pwrb_handle;
+				pwrb_context->wrb_handles_available++;
+				pwrb_handle++;
+			}
+			pwrb_context->free_index = 0;
+			num_cxn_wrbh--;
+		} else {
+			idx++;
+			pwrb_handle =
+			    mem_descr_wrbh->mem_array[idx].virtual_address;
+			num_cxn_wrbh =
+			    ((mem_descr_wrbh->mem_array[idx].size) /
+			     ((sizeof(struct wrb_handle)) *
+			      phba->params.wrbs_per_cxn));
+			pwrb_context->alloc_index = 0;
+			for (j = 0; j < phba->params.wrbs_per_cxn; j++) {
+				pwrb_context->pwrb_handle_base[j] = pwrb_handle;
+				pwrb_context->pwrb_handle_basestd[j] =
+				    pwrb_handle;
+				pwrb_context->wrb_handles_available++;
+				pwrb_handle++;
+			}
+			pwrb_context->free_index = 0;
+			num_cxn_wrbh--;
+		}
+	}
+	idx = 0;
+	pwrb = mem_descr_wrb->mem_array[idx].virtual_address;
+	num_cxn_wrb =
+	    ((mem_descr_wrb->mem_array[idx].size) / (sizeof(struct iscsi_wrb)) *
+	     phba->params.wrbs_per_cxn);
+
+	for (index = 0; index < phba->params.cxns_per_ctrl; index += 2) {
+		pwrb_context = &phwi_ctrlr->wrb_context[index];
+		if (num_cxn_wrb) {
+			for (j = 0; j < phba->params.wrbs_per_cxn; j++) {
+				pwrb_handle = pwrb_context->pwrb_handle_base[j];
+				pwrb_handle->pwrb = pwrb;
+				pwrb++;
+			}
+			num_cxn_wrb--;
+		} else {
+			idx++;
+			pwrb = mem_descr_wrb->mem_array[idx].virtual_address;
+			num_cxn_wrb = ((mem_descr_wrb->mem_array[idx].size) /
+					(sizeof(struct iscsi_wrb)) *
+					phba->params.wrbs_per_cxn);
+			for (j = 0; j < phba->params.wrbs_per_cxn; j++) {
+				pwrb_handle = pwrb_context->pwrb_handle_base[j];
+				pwrb_handle->pwrb = pwrb;
+				pwrb++;
+			}
+			num_cxn_wrb--;
+		}
+	}
+}
+
+static void hwi_init_async_pdu_ctx(struct beiscsi_hba *phba)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hba_parameters *p = &phba->params;
+	struct hwi_async_pdu_context *pasync_ctx;
+	struct async_pdu_handle *pasync_header_h, *pasync_data_h;
+	unsigned int index;
+	struct be_mem_descriptor *mem_descr;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_PDU_CONTEXT;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_ctrlr->phwi_ctxt->pasync_ctx = (struct hwi_async_pdu_context *)
+				mem_descr->mem_array[0].virtual_address;
+	pasync_ctx = phwi_ctrlr->phwi_ctxt->pasync_ctx;
+	memset(pasync_ctx, 0, sizeof(*pasync_ctx));
+
+	pasync_ctx->async_header.num_entries = p->asyncpdus_per_ctrl;
+	pasync_ctx->async_header.buffer_size = p->defpdu_hdr_sz;
+	pasync_ctx->async_data.buffer_size = p->defpdu_data_sz;
+	pasync_ctx->async_data.num_entries = p->asyncpdus_per_ctrl;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_HEADER_BUF;
+	if (mem_descr->mem_array[0].virtual_address) {
+		SE_DEBUG(DBG_LVL_8,
+			 "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_BUF"
+			 "va=%p \n", mem_descr->mem_array[0].virtual_address);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			     "No Virtual address \n");
+
+	pasync_ctx->async_header.va_base =
+			mem_descr->mem_array[0].virtual_address;
+
+	pasync_ctx->async_header.pa_base.u.a64.address =
+			mem_descr->mem_array[0].bus_address.u.a64.address;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_HEADER_RING;
+	if (mem_descr->mem_array[0].virtual_address) {
+		SE_DEBUG(DBG_LVL_8,
+			 "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_RING"
+			 "va=%p \n", mem_descr->mem_array[0].virtual_address);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			    "No Virtual address \n");
+	pasync_ctx->async_header.ring_base =
+			mem_descr->mem_array[0].virtual_address;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_HEADER_HANDLE;
+	if (mem_descr->mem_array[0].virtual_address) {
+		SE_DEBUG(DBG_LVL_8,
+			 "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_HEADER_HANDLE"
+			 "va=%p \n", mem_descr->mem_array[0].virtual_address);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			    "No Virtual address \n");
+
+	pasync_ctx->async_header.handle_base =
+			mem_descr->mem_array[0].virtual_address;
+	pasync_ctx->async_header.writables = 0;
+	INIT_LIST_HEAD(&pasync_ctx->async_header.free_list);
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_DATA_BUF;
+	if (mem_descr->mem_array[0].virtual_address) {
+		SE_DEBUG(DBG_LVL_8,
+			 "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_BUF"
+			 "va=%p \n", mem_descr->mem_array[0].virtual_address);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			    "No Virtual address \n");
+	pasync_ctx->async_data.va_base =
+			mem_descr->mem_array[0].virtual_address;
+	pasync_ctx->async_data.pa_base.u.a64.address =
+			mem_descr->mem_array[0].bus_address.u.a64.address;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_DATA_RING;
+	if (mem_descr->mem_array[0].virtual_address) {
+		SE_DEBUG(DBG_LVL_8,
+			 "hwi_init_async_pdu_ctx HWI_MEM_ASYNC_DATA_RING"
+			 "va=%p \n", mem_descr->mem_array[0].virtual_address);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			     "No Virtual address \n");
+
+	pasync_ctx->async_data.ring_base =
+			mem_descr->mem_array[0].virtual_address;
+
+	mem_descr = (struct be_mem_descriptor *)phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_DATA_HANDLE;
+	if (!mem_descr->mem_array[0].virtual_address)
+		shost_printk(KERN_WARNING, phba->shost,
+			    "No Virtual address \n");
+
+	pasync_ctx->async_data.handle_base =
+			mem_descr->mem_array[0].virtual_address;
+	pasync_ctx->async_data.writables = 0;
+	INIT_LIST_HEAD(&pasync_ctx->async_data.free_list);
+
+	pasync_header_h =
+		(struct async_pdu_handle *)pasync_ctx->async_header.handle_base;
+	pasync_data_h =
+		(struct async_pdu_handle *)pasync_ctx->async_data.handle_base;
+
+	for (index = 0; index < p->asyncpdus_per_ctrl; index++) {
+		pasync_header_h->cri = -1;
+		pasync_header_h->index = (char)index;
+		INIT_LIST_HEAD(&pasync_header_h->link);
+		pasync_header_h->pbuffer =
+			(void *)((unsigned long)
+			(pasync_ctx->async_header.va_base) +
+			(p->defpdu_hdr_sz * index));
+
+		pasync_header_h->pa.u.a64.address =
+			pasync_ctx->async_header.pa_base.u.a64.address +
+			(p->defpdu_hdr_sz * index);
+
+		list_add_tail(&pasync_header_h->link,
+				&pasync_ctx->async_header.free_list);
+		pasync_header_h++;
+		pasync_ctx->async_header.free_entries++;
+		pasync_ctx->async_header.writables++;
+
+		INIT_LIST_HEAD(&pasync_ctx->async_entry[index].wait_queue.list);
+		INIT_LIST_HEAD(&pasync_ctx->async_entry[index].
+			       header_busy_list);
+		pasync_data_h->cri = -1;
+		pasync_data_h->index = (char)index;
+		INIT_LIST_HEAD(&pasync_data_h->link);
+		pasync_data_h->pbuffer =
+			(void *)((unsigned long)
+			(pasync_ctx->async_data.va_base) +
+			(p->defpdu_data_sz * index));
+
+		pasync_data_h->pa.u.a64.address =
+		    pasync_ctx->async_data.pa_base.u.a64.address +
+		    (p->defpdu_data_sz * index);
+
+		list_add_tail(&pasync_data_h->link,
+			      &pasync_ctx->async_data.free_list);
+		pasync_data_h++;
+		pasync_ctx->async_data.free_entries++;
+		pasync_ctx->async_data.writables++;
+
+		INIT_LIST_HEAD(&pasync_ctx->async_entry[index].data_busy_list);
+	}
+
+	pasync_ctx->async_header.host_write_ptr = 0;
+	pasync_ctx->async_header.ep_read_ptr = -1;
+	pasync_ctx->async_data.host_write_ptr = 0;
+	pasync_ctx->async_data.ep_read_ptr = -1;
+}
+
+static int
+be_sgl_create_contiguous(void *virtual_address,
+			 u64 physical_address, u32 length,
+			 struct be_dma_mem *sgl)
+{
+	WARN_ON(!virtual_address);
+	WARN_ON(!physical_address);
+	WARN_ON(!length > 0);
+	WARN_ON(!sgl);
+
+	sgl->va = virtual_address;
+	sgl->dma = physical_address;
+	sgl->size = length;
+
+	return 0;
+}
+
+static void be_sgl_destroy_contiguous(struct be_dma_mem *sgl)
+{
+	memset(sgl, 0, sizeof(*sgl));
+}
+
+static void
+hwi_build_be_sgl_arr(struct beiscsi_hba *phba,
+		     struct mem_array *pmem, struct be_dma_mem *sgl)
+{
+	if (sgl->va)
+		be_sgl_destroy_contiguous(sgl);
+
+	be_sgl_create_contiguous(pmem->virtual_address,
+				 pmem->bus_address.u.a64.address,
+				 pmem->size, sgl);
+}
+
+static void
+hwi_build_be_sgl_by_offset(struct beiscsi_hba *phba,
+			   struct mem_array *pmem, struct be_dma_mem *sgl)
+{
+	if (sgl->va)
+		be_sgl_destroy_contiguous(sgl);
+
+	be_sgl_create_contiguous((unsigned char *)pmem->virtual_address,
+				 pmem->bus_address.u.a64.address,
+				 pmem->size, sgl);
+}
+
+static int be_fill_queue(struct be_queue_info *q,
+		u16 len, u16 entry_size, void *vaddress)
+{
+	struct be_dma_mem *mem = &q->dma_mem;
+
+	memset(q, 0, sizeof(*q));
+	q->len = len;
+	q->entry_size = entry_size;
+	mem->size = len * entry_size;
+	mem->va = vaddress;
+	if (!mem->va)
+		return -ENOMEM;
+	memset(mem->va, 0, mem->size);
+	return 0;
+}
+
+static int beiscsi_create_eq(struct beiscsi_hba *phba,
+			     struct hwi_context_memory *phwi_context)
+{
+	unsigned int idx;
+	int ret;
+	struct be_queue_info *eq;
+	struct be_dma_mem *mem;
+	struct be_mem_descriptor *mem_descr;
+	void *eq_vaddress;
+
+	idx = 0;
+	eq = &phwi_context->be_eq.q;
+	mem = &eq->dma_mem;
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_EQ;
+	eq_vaddress = mem_descr->mem_array[idx].virtual_address;
+
+	ret = be_fill_queue(eq, phba->params.num_eq_entries,
+			    sizeof(struct be_eq_entry), eq_vaddress);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_fill_queue Failed for EQ \n");
+		return ret;
+	}
+
+	mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address;
+
+	ret = beiscsi_cmd_eq_create(&phba->ctrl, eq,
+				    phwi_context->be_eq.cur_eqd);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_cmd_eq_create"
+			     "Failedfor EQ \n");
+		return ret;
+	}
+	SE_DEBUG(DBG_LVL_8, "eq id is %d\n", phwi_context->be_eq.q.id);
+	return 0;
+}
+
+static int beiscsi_create_cq(struct beiscsi_hba *phba,
+			     struct hwi_context_memory *phwi_context)
+{
+	unsigned int idx;
+	int ret;
+	struct be_queue_info *cq, *eq;
+	struct be_dma_mem *mem;
+	struct be_mem_descriptor *mem_descr;
+	void *cq_vaddress;
+
+	idx = 0;
+	cq = &phwi_context->be_cq;
+	eq = &phwi_context->be_eq.q;
+	mem = &cq->dma_mem;
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_CQ;
+	cq_vaddress = mem_descr->mem_array[idx].virtual_address;
+	ret = be_fill_queue(cq, phba->params.icds_per_ctrl / 2,
+			    sizeof(struct sol_cqe), cq_vaddress);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_fill_queue Failed for ISCSI CQ \n");
+		return ret;
+	}
+
+	mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address;
+	ret = beiscsi_cmd_cq_create(&phba->ctrl, cq, eq, false, false, 0);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "beiscsi_cmd_eq_create Failed for ISCSI CQ \n");
+		return ret;
+	}
+	SE_DEBUG(DBG_LVL_8, "iscsi cq id is %d\n", phwi_context->be_cq.id);
+	SE_DEBUG(DBG_LVL_8, "ISCSI CQ CREATED\n");
+	return 0;
+}
+
+static int
+beiscsi_create_def_hdr(struct beiscsi_hba *phba,
+		       struct hwi_context_memory *phwi_context,
+		       struct hwi_controller *phwi_ctrlr,
+		       unsigned int def_pdu_ring_sz)
+{
+	unsigned int idx;
+	int ret;
+	struct be_queue_info *dq, *cq;
+	struct be_dma_mem *mem;
+	struct be_mem_descriptor *mem_descr;
+	void *dq_vaddress;
+
+	idx = 0;
+	dq = &phwi_context->be_def_hdrq;
+	cq = &phwi_context->be_cq;
+	mem = &dq->dma_mem;
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_HEADER_RING;
+	dq_vaddress = mem_descr->mem_array[idx].virtual_address;
+	ret = be_fill_queue(dq, mem_descr->mem_array[0].size /
+			    sizeof(struct phys_addr),
+			    sizeof(struct phys_addr), dq_vaddress);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_fill_queue Failed for DEF PDU HDR\n");
+		return ret;
+	}
+	mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address;
+	ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dq,
+					      def_pdu_ring_sz,
+					      phba->params.defpdu_hdr_sz);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_cmd_create_default_pdu_queue Failed DEFHDR\n");
+		return ret;
+	}
+	phwi_ctrlr->default_pdu_hdr.id = phwi_context->be_def_hdrq.id;
+	SE_DEBUG(DBG_LVL_8, "iscsi def pdu id is %d\n",
+		 phwi_context->be_def_hdrq.id);
+	hwi_post_async_buffers(phba, 1);
+	return 0;
+}
+
+static int
+beiscsi_create_def_data(struct beiscsi_hba *phba,
+			struct hwi_context_memory *phwi_context,
+			struct hwi_controller *phwi_ctrlr,
+			unsigned int def_pdu_ring_sz)
+{
+	unsigned int idx;
+	int ret;
+	struct be_queue_info *dataq, *cq;
+	struct be_dma_mem *mem;
+	struct be_mem_descriptor *mem_descr;
+	void *dq_vaddress;
+
+	idx = 0;
+	dataq = &phwi_context->be_def_dataq;
+	cq = &phwi_context->be_cq;
+	mem = &dataq->dma_mem;
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_ASYNC_DATA_RING;
+	dq_vaddress = mem_descr->mem_array[idx].virtual_address;
+	ret = be_fill_queue(dataq, mem_descr->mem_array[0].size /
+			    sizeof(struct phys_addr),
+			    sizeof(struct phys_addr), dq_vaddress);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_fill_queue Failed for DEF PDU DATA\n");
+		return ret;
+	}
+	mem->dma = mem_descr->mem_array[idx].bus_address.u.a64.address;
+	ret = be_cmd_create_default_pdu_queue(&phba->ctrl, cq, dataq,
+					      def_pdu_ring_sz,
+					      phba->params.defpdu_data_sz);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "be_cmd_create_default_pdu_queue Failed"
+			     " for DEF PDU DATA\n");
+		return ret;
+	}
+	phwi_ctrlr->default_pdu_data.id = phwi_context->be_def_dataq.id;
+	SE_DEBUG(DBG_LVL_8, "iscsi def data id is %d\n",
+		 phwi_context->be_def_dataq.id);
+	hwi_post_async_buffers(phba, 0);
+	SE_DEBUG(DBG_LVL_8, "DEFAULT PDU DATA RING CREATED \n");
+	return 0;
+}
+
+static int
+beiscsi_post_pages(struct beiscsi_hba *phba)
+{
+	struct be_mem_descriptor *mem_descr;
+	struct mem_array *pm_arr;
+	unsigned int page_offset, i;
+	struct be_dma_mem sgl;
+	int status;
+
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_SGE;
+	pm_arr = mem_descr->mem_array;
+
+	page_offset = (sizeof(struct iscsi_sge) * phba->params.num_sge_per_io *
+			phba->fw_config.iscsi_icd_start) / PAGE_SIZE;
+	for (i = 0; i < mem_descr->num_elements; i++) {
+		hwi_build_be_sgl_arr(phba, pm_arr, &sgl);
+		status = be_cmd_iscsi_post_sgl_pages(&phba->ctrl, &sgl,
+						page_offset,
+						(pm_arr->size / PAGE_SIZE));
+		page_offset += pm_arr->size / PAGE_SIZE;
+		if (status != 0) {
+			shost_printk(KERN_ERR, phba->shost,
+				     "post sgl failed.\n");
+			return status;
+		}
+		pm_arr++;
+	}
+	SE_DEBUG(DBG_LVL_8, "POSTED PAGES \n");
+	return 0;
+}
+
+static int
+beiscsi_create_wrb_rings(struct beiscsi_hba *phba,
+			 struct hwi_context_memory *phwi_context,
+			 struct hwi_controller *phwi_ctrlr)
+{
+	unsigned int wrb_mem_index, offset, size, num_wrb_rings;
+	u64 pa_addr_lo;
+	unsigned int idx, num, i;
+	struct mem_array *pwrb_arr;
+	void *wrb_vaddr;
+	struct be_dma_mem sgl;
+	struct be_mem_descriptor *mem_descr;
+	int status;
+
+	idx = 0;
+	mem_descr = phba->init_mem;
+	mem_descr += HWI_MEM_WRB;
+	pwrb_arr = kmalloc(sizeof(*pwrb_arr) * phba->params.cxns_per_ctrl,
+			   GFP_KERNEL);
+	if (!pwrb_arr) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Memory alloc failed in create wrb ring.\n");
+		return -ENOMEM;
+	}
+	wrb_vaddr = mem_descr->mem_array[idx].virtual_address;
+	pa_addr_lo = mem_descr->mem_array[idx].bus_address.u.a64.address;
+	num_wrb_rings = mem_descr->mem_array[idx].size /
+		(phba->params.wrbs_per_cxn * sizeof(struct iscsi_wrb));
+
+	for (num = 0; num < phba->params.cxns_per_ctrl; num++) {
+		if (num_wrb_rings) {
+			pwrb_arr[num].virtual_address = wrb_vaddr;
+			pwrb_arr[num].bus_address.u.a64.address	= pa_addr_lo;
+			pwrb_arr[num].size = phba->params.wrbs_per_cxn *
+					    sizeof(struct iscsi_wrb);
+			wrb_vaddr += pwrb_arr[num].size;
+			pa_addr_lo += pwrb_arr[num].size;
+			num_wrb_rings--;
+		} else {
+			idx++;
+			wrb_vaddr = mem_descr->mem_array[idx].virtual_address;
+			pa_addr_lo = mem_descr->mem_array[idx].\
+					bus_address.u.a64.address;
+			num_wrb_rings = mem_descr->mem_array[idx].size /
+					(phba->params.wrbs_per_cxn *
+					sizeof(struct iscsi_wrb));
+			pwrb_arr[num].virtual_address = wrb_vaddr;
+			pwrb_arr[num].bus_address.u.a64.address\
+						= pa_addr_lo;
+			pwrb_arr[num].size = phba->params.wrbs_per_cxn *
+						 sizeof(struct iscsi_wrb);
+			wrb_vaddr += pwrb_arr[num].size;
+			pa_addr_lo   += pwrb_arr[num].size;
+			num_wrb_rings--;
+		}
+	}
+	for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
+		wrb_mem_index = 0;
+		offset = 0;
+		size = 0;
+
+		hwi_build_be_sgl_by_offset(phba, &pwrb_arr[i], &sgl);
+		status = be_cmd_wrbq_create(&phba->ctrl, &sgl,
+					    &phwi_context->be_wrbq[i]);
+		if (status != 0) {
+			shost_printk(KERN_ERR, phba->shost,
+				     "wrbq create failed.");
+			return status;
+		}
+		phwi_ctrlr->wrb_context[i].cid = phwi_context->be_wrbq[i].id;
+	}
+	kfree(pwrb_arr);
+	return 0;
+}
+
+static void free_wrb_handles(struct beiscsi_hba *phba)
+{
+	unsigned int index;
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_wrb_context *pwrb_context;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	for (index = 0; index < phba->params.cxns_per_ctrl * 2; index += 2) {
+		pwrb_context = &phwi_ctrlr->wrb_context[index];
+		kfree(pwrb_context->pwrb_handle_base);
+		kfree(pwrb_context->pwrb_handle_basestd);
+	}
+}
+
+static void hwi_cleanup(struct beiscsi_hba *phba)
+{
+	struct be_queue_info *q;
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	int i;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
+		q = &phwi_context->be_wrbq[i];
+		if (q->created)
+			beiscsi_cmd_q_destroy(ctrl, q, QTYPE_WRBQ);
+	}
+
+	free_wrb_handles(phba);
+
+	q = &phwi_context->be_def_hdrq;
+	if (q->created)
+		beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
+
+	q = &phwi_context->be_def_dataq;
+	if (q->created)
+		beiscsi_cmd_q_destroy(ctrl, q, QTYPE_DPDUQ);
+
+	beiscsi_cmd_q_destroy(ctrl, NULL, QTYPE_SGL);
+
+	q = &phwi_context->be_cq;
+	if (q->created)
+		beiscsi_cmd_q_destroy(ctrl, q, QTYPE_CQ);
+
+	q = &phwi_context->be_eq.q;
+	if (q->created)
+		beiscsi_cmd_q_destroy(ctrl, q, QTYPE_EQ);
+}
+
+static int hwi_init_port(struct beiscsi_hba *phba)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	unsigned int def_pdu_ring_sz;
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	int status;
+
+	def_pdu_ring_sz =
+		phba->params.asyncpdus_per_ctrl * sizeof(struct phys_addr);
+	phwi_ctrlr = phba->phwi_ctrlr;
+
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	phwi_context->be_eq.max_eqd = 0;
+	phwi_context->be_eq.min_eqd = 0;
+	phwi_context->be_eq.cur_eqd = 64;
+	phwi_context->be_eq.enable_aic = false;
+	be_cmd_fw_initialize(&phba->ctrl);
+	status = beiscsi_create_eq(phba, phwi_context);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost, "EQ not created \n");
+		goto error;
+	}
+
+	status = mgmt_check_supported_fw(ctrl);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Unsupported fw version \n");
+		goto error;
+	}
+
+	status = mgmt_get_fw_config(ctrl, phba);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Error getting fw config\n");
+		goto error;
+	}
+
+	status = beiscsi_create_cq(phba, phwi_context);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost, "CQ not created\n");
+		goto error;
+	}
+
+	status = beiscsi_create_def_hdr(phba, phwi_context, phwi_ctrlr,
+					def_pdu_ring_sz);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Default Header not created\n");
+		goto error;
+	}
+
+	status = beiscsi_create_def_data(phba, phwi_context,
+					 phwi_ctrlr, def_pdu_ring_sz);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Default Data not created\n");
+		goto error;
+	}
+
+	status = beiscsi_post_pages(phba);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost, "Post SGL Pages Failed\n");
+		goto error;
+	}
+
+	status = beiscsi_create_wrb_rings(phba,	phwi_context, phwi_ctrlr);
+	if (status != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "WRB Rings not created\n");
+		goto error;
+	}
+
+	SE_DEBUG(DBG_LVL_8, "hwi_init_port success\n");
+	return 0;
+
+error:
+	shost_printk(KERN_ERR, phba->shost, "hwi_init_port failed");
+	hwi_cleanup(phba);
+	return -ENOMEM;
+}
+
+
+static int hwi_init_controller(struct beiscsi_hba *phba)
+{
+	struct hwi_controller *phwi_ctrlr;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	if (1 == phba->init_mem[HWI_MEM_ADDN_CONTEXT].num_elements) {
+		phwi_ctrlr->phwi_ctxt = (struct hwi_context_memory *)phba->
+		    init_mem[HWI_MEM_ADDN_CONTEXT].mem_array[0].virtual_address;
+		SE_DEBUG(DBG_LVL_8, " phwi_ctrlr->phwi_ctxt=%p \n",
+			 phwi_ctrlr->phwi_ctxt);
+	} else {
+		shost_printk(KERN_ERR, phba->shost,
+			     "HWI_MEM_ADDN_CONTEXT is more than one element."
+			     "Failing to load\n");
+		return -ENOMEM;
+	}
+
+	iscsi_init_global_templates(phba);
+	beiscsi_init_wrb_handle(phba);
+	hwi_init_async_pdu_ctx(phba);
+	if (hwi_init_port(phba) != 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "hwi_init_controller failed\n");
+		return -ENOMEM;
+	}
+	return 0;
+}
+
+static void beiscsi_free_mem(struct beiscsi_hba *phba)
+{
+	struct be_mem_descriptor *mem_descr;
+	int i, j;
+
+	mem_descr = phba->init_mem;
+	i = 0;
+	j = 0;
+	for (i = 0; i < SE_MEM_MAX; i++) {
+		for (j = mem_descr->num_elements; j > 0; j--) {
+			pci_free_consistent(phba->pcidev,
+			  mem_descr->mem_array[j - 1].size,
+			  mem_descr->mem_array[j - 1].virtual_address,
+			  mem_descr->mem_array[j - 1].bus_address.
+				u.a64.address);
+		}
+		kfree(mem_descr->mem_array);
+		mem_descr++;
+	}
+	kfree(phba->init_mem);
+	kfree(phba->phwi_ctrlr);
+}
+
+static int beiscsi_init_controller(struct beiscsi_hba *phba)
+{
+	int ret = -ENOMEM;
+
+	ret = beiscsi_get_memory(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe -"
+			     "Failed in beiscsi_alloc_memory \n");
+		return ret;
+	}
+
+	ret = hwi_init_controller(phba);
+	if (ret)
+		goto free_init;
+	SE_DEBUG(DBG_LVL_8, "Return success from beiscsi_init_controller");
+	return 0;
+
+free_init:
+	beiscsi_free_mem(phba);
+	return -ENOMEM;
+}
+
+static int beiscsi_init_sgl_handle(struct beiscsi_hba *phba)
+{
+	struct be_mem_descriptor *mem_descr_sglh, *mem_descr_sg;
+	struct sgl_handle *psgl_handle;
+	struct iscsi_sge *pfrag;
+	unsigned int arr_index, i, idx;
+
+	phba->io_sgl_hndl_avbl = 0;
+	phba->eh_sgl_hndl_avbl = 0;
+	mem_descr_sglh = phba->init_mem;
+	mem_descr_sglh += HWI_MEM_SGLH;
+	if (1 == mem_descr_sglh->num_elements) {
+		phba->io_sgl_hndl_base = kzalloc(sizeof(struct sgl_handle *) *
+						 phba->params.ios_per_ctrl,
+						 GFP_KERNEL);
+		if (!phba->io_sgl_hndl_base) {
+			shost_printk(KERN_ERR, phba->shost,
+				     "Mem Alloc Failed. Failing to load\n");
+			return -ENOMEM;
+		}
+		phba->eh_sgl_hndl_base = kzalloc(sizeof(struct sgl_handle *) *
+						 (phba->params.icds_per_ctrl -
+						 phba->params.ios_per_ctrl),
+						 GFP_KERNEL);
+		if (!phba->eh_sgl_hndl_base) {
+			kfree(phba->io_sgl_hndl_base);
+			shost_printk(KERN_ERR, phba->shost,
+				     "Mem Alloc Failed. Failing to load\n");
+			return -ENOMEM;
+		}
+	} else {
+		shost_printk(KERN_ERR, phba->shost,
+			     "HWI_MEM_SGLH is more than one element."
+			     "Failing to load\n");
+		return -ENOMEM;
+	}
+
+	arr_index = 0;
+	idx = 0;
+	while (idx < mem_descr_sglh->num_elements) {
+		psgl_handle = mem_descr_sglh->mem_array[idx].virtual_address;
+
+		for (i = 0; i < (mem_descr_sglh->mem_array[idx].size /
+		      sizeof(struct sgl_handle)); i++) {
+			if (arr_index < phba->params.ios_per_ctrl) {
+				phba->io_sgl_hndl_base[arr_index] = psgl_handle;
+				phba->io_sgl_hndl_avbl++;
+				arr_index++;
+			} else {
+				phba->eh_sgl_hndl_base[arr_index -
+					phba->params.ios_per_ctrl] =
+								psgl_handle;
+				arr_index++;
+				phba->eh_sgl_hndl_avbl++;
+			}
+			psgl_handle++;
+		}
+		idx++;
+	}
+	SE_DEBUG(DBG_LVL_8,
+		 "phba->io_sgl_hndl_avbl=%d"
+		 "phba->eh_sgl_hndl_avbl=%d \n",
+		 phba->io_sgl_hndl_avbl,
+		 phba->eh_sgl_hndl_avbl);
+	mem_descr_sg = phba->init_mem;
+	mem_descr_sg += HWI_MEM_SGE;
+	SE_DEBUG(DBG_LVL_8, "\n mem_descr_sg->num_elements=%d \n",
+		 mem_descr_sg->num_elements);
+	arr_index = 0;
+	idx = 0;
+	while (idx < mem_descr_sg->num_elements) {
+		pfrag = mem_descr_sg->mem_array[idx].virtual_address;
+
+		for (i = 0;
+		     i < (mem_descr_sg->mem_array[idx].size) /
+		     (sizeof(struct iscsi_sge) * phba->params.num_sge_per_io);
+		     i++) {
+			if (arr_index < phba->params.ios_per_ctrl)
+				psgl_handle = phba->io_sgl_hndl_base[arr_index];
+			else
+				psgl_handle = phba->eh_sgl_hndl_base[arr_index -
+						phba->params.ios_per_ctrl];
+			psgl_handle->pfrag = pfrag;
+			AMAP_SET_BITS(struct amap_iscsi_sge, addr_hi, pfrag, 0);
+			AMAP_SET_BITS(struct amap_iscsi_sge, addr_lo, pfrag, 0);
+			pfrag += phba->params.num_sge_per_io;
+			psgl_handle->sgl_index =
+				phba->fw_config.iscsi_cid_start + arr_index++;
+		}
+		idx++;
+	}
+	phba->io_sgl_free_index = 0;
+	phba->io_sgl_alloc_index = 0;
+	phba->eh_sgl_free_index = 0;
+	phba->eh_sgl_alloc_index = 0;
+	return 0;
+}
+
+static int hba_setup_cid_tbls(struct beiscsi_hba *phba)
+{
+	int i, new_cid;
+
+	phba->cid_array = kmalloc(sizeof(void *) * phba->params.cxns_per_ctrl,
+				  GFP_KERNEL);
+	if (!phba->cid_array) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Failed to allocate memory in "
+			     "hba_setup_cid_tbls\n");
+		return -ENOMEM;
+	}
+	phba->ep_array = kmalloc(sizeof(struct iscsi_endpoint *) *
+				 phba->params.cxns_per_ctrl * 2, GFP_KERNEL);
+	if (!phba->ep_array) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Failed to allocate memory in "
+			     "hba_setup_cid_tbls \n");
+		kfree(phba->cid_array);
+		return -ENOMEM;
+	}
+	new_cid = phba->fw_config.iscsi_icd_start;
+	for (i = 0; i < phba->params.cxns_per_ctrl; i++) {
+		phba->cid_array[i] = new_cid;
+		new_cid += 2;
+	}
+	phba->avlbl_cids = phba->params.cxns_per_ctrl;
+	return 0;
+}
+
+static unsigned char hwi_enable_intr(struct beiscsi_hba *phba)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	struct be_queue_info *eq;
+	u8 __iomem *addr;
+	u32 reg;
+	u32 enabled;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+
+	eq = &phwi_context->be_eq.q;
+	addr = (u8 __iomem *) ((u8 __iomem *) ctrl->pcicfg +
+			PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET);
+	reg = ioread32(addr);
+	SE_DEBUG(DBG_LVL_8, "reg =x%08x \n", reg);
+
+	enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK;
+	if (!enabled) {
+		reg |= MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK;
+		SE_DEBUG(DBG_LVL_8, "reg =x%08x addr=%p \n", reg, addr);
+		iowrite32(reg, addr);
+		SE_DEBUG(DBG_LVL_8, "eq->id=%d \n", eq->id);
+
+		hwi_ring_eq_db(phba, eq->id, 0, 0, 1, 1);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			     "In hwi_enable_intr, Not Enabled \n");
+	return true;
+}
+
+static void hwi_disable_intr(struct beiscsi_hba *phba)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+
+	u8 __iomem *addr = ctrl->pcicfg + PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET;
+	u32 reg = ioread32(addr);
+
+	u32 enabled = reg & MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK;
+	if (enabled) {
+		reg &= ~MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK;
+		iowrite32(reg, addr);
+	} else
+		shost_printk(KERN_WARNING, phba->shost,
+			     "In hwi_disable_intr, Already Disabled \n");
+}
+
+static int beiscsi_init_port(struct beiscsi_hba *phba)
+{
+	int ret;
+
+	ret = beiscsi_init_controller(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "beiscsi_dev_probe - Failed in"
+			     "beiscsi_init_controller \n");
+		return ret;
+	}
+	ret = beiscsi_init_sgl_handle(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "beiscsi_dev_probe - Failed in"
+			     "beiscsi_init_sgl_handle \n");
+		goto do_cleanup_ctrlr;
+	}
+
+	if (hba_setup_cid_tbls(phba)) {
+		shost_printk(KERN_ERR, phba->shost,
+			     "Failed in hba_setup_cid_tbls\n");
+		kfree(phba->io_sgl_hndl_base);
+		kfree(phba->eh_sgl_hndl_base);
+		goto do_cleanup_ctrlr;
+	}
+
+	return ret;
+
+do_cleanup_ctrlr:
+	hwi_cleanup(phba);
+	return ret;
+}
+
+static void hwi_purge_eq(struct beiscsi_hba *phba)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	struct be_queue_info *eq;
+	struct be_eq_entry *eqe = NULL;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	eq = &phwi_context->be_eq.q;
+	eqe = queue_tail_node(eq);
+
+	while (eqe->dw[offsetof(struct amap_eq_entry, valid) / 32]
+						& EQE_VALID_MASK) {
+		AMAP_SET_BITS(struct amap_eq_entry, valid, eqe, 0);
+		queue_tail_inc(eq);
+		eqe = queue_tail_node(eq);
+	}
+}
+
+static void beiscsi_clean_port(struct beiscsi_hba *phba)
+{
+	unsigned char mgmt_status;
+
+	mgmt_status = mgmt_epfw_cleanup(phba, CMD_CONNECTION_CHUTE_0);
+	if (mgmt_status)
+		shost_printk(KERN_WARNING, phba->shost,
+			     "mgmt_epfw_cleanup FAILED \n");
+	hwi_cleanup(phba);
+	hwi_purge_eq(phba);
+	kfree(phba->io_sgl_hndl_base);
+	kfree(phba->eh_sgl_hndl_base);
+	kfree(phba->cid_array);
+	kfree(phba->ep_array);
+}
+
+void
+beiscsi_offload_connection(struct beiscsi_conn *beiscsi_conn,
+			   struct beiscsi_offload_params *params)
+{
+	struct wrb_handle *pwrb_handle;
+	struct iscsi_target_context_update_wrb *pwrb = NULL;
+	struct be_mem_descriptor *mem_descr;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+	u32 doorbell = 0;
+
+	/*
+	 * We can always use 0 here because it is reserved by libiscsi for
+	 * login/startup related tasks.
+	 */
+	pwrb_handle = alloc_wrb_handle(phba, beiscsi_conn->beiscsi_conn_cid, 0);
+	pwrb = (struct iscsi_target_context_update_wrb *)pwrb_handle->pwrb;
+	memset(pwrb, 0, sizeof(*pwrb));
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+		      max_burst_length, pwrb, params->dw[offsetof
+		      (struct amap_beiscsi_offload_params,
+		      max_burst_length) / 32]);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+		      max_send_data_segment_length, pwrb,
+		      params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      max_send_data_segment_length) / 32]);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+		      first_burst_length,
+		      pwrb,
+		      params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      first_burst_length) / 32]);
+
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, erl, pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      erl) / 32] & OFFLD_PARAMS_ERL));
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, dde, pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      dde) / 32] & OFFLD_PARAMS_DDE) >> 2);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, hde, pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      hde) / 32] & OFFLD_PARAMS_HDE) >> 3);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ir2t, pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      ir2t) / 32] & OFFLD_PARAMS_IR2T) >> 4);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, imd, pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		       imd) / 32] & OFFLD_PARAMS_IMD) >> 5);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, stat_sn,
+		      pwrb,
+		      (params->dw[offsetof(struct amap_beiscsi_offload_params,
+		      exp_statsn) / 32] + 1));
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, type, pwrb,
+		      0x7);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, wrb_idx,
+		      pwrb, pwrb_handle->wrb_index);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, ptr2nextwrb,
+		      pwrb, pwrb_handle->nxt_wrb_index);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+			session_state, pwrb, 0);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, compltonack,
+		      pwrb, 1);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, notpredblq,
+		      pwrb, 0);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb, mode, pwrb,
+		      0);
+
+	mem_descr = phba->init_mem;
+	mem_descr += ISCSI_MEM_GLOBAL_HEADER;
+
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+			pad_buffer_addr_hi, pwrb,
+		      mem_descr->mem_array[0].bus_address.u.a32.address_hi);
+	AMAP_SET_BITS(struct amap_iscsi_target_context_update_wrb,
+			pad_buffer_addr_lo, pwrb,
+		      mem_descr->mem_array[0].bus_address.u.a32.address_lo);
+
+	be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_target_context_update_wrb));
+
+	doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK;
+	doorbell |= (pwrb_handle->wrb_index & DB_DEF_PDU_WRB_INDEX_MASK) <<
+					DB_DEF_PDU_WRB_INDEX_SHIFT;
+	doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
+
+	iowrite32(doorbell, phba->db_va + DB_TXULP0_OFFSET);
+}
+
+static void beiscsi_parse_pdu(struct iscsi_conn *conn, itt_t itt,
+			      int *index, int *age)
+{
+	*index = be32_to_cpu(itt) >> 16;
+	if (age)
+		*age = conn->session->age;
+}
+
+/**
+ * beiscsi_alloc_pdu - allocates pdu and related resources
+ * @task: libiscsi task
+ * @opcode: opcode of pdu for task
+ *
+ * This is called with the session lock held. It will allocate
+ * the wrb and sgl if needed for the command. And it will prep
+ * the pdu's itt. beiscsi_parse_pdu will later translate
+ * the pdu itt to the libiscsi task itt.
+ */
+static int beiscsi_alloc_pdu(struct iscsi_task *task, uint8_t opcode)
+{
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct iscsi_conn *conn = task->conn;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+	struct hwi_wrb_context *pwrb_context;
+	struct hwi_controller *phwi_ctrlr;
+	itt_t itt;
+	struct beiscsi_session *beiscsi_sess = beiscsi_conn->beiscsi_sess;
+	dma_addr_t paddr;
+
+	io_task->cmd_bhs = pci_pool_alloc(beiscsi_sess->bhs_pool,
+					  GFP_KERNEL, &paddr);
+
+	if (!io_task->cmd_bhs)
+		return -ENOMEM;
+
+	io_task->bhs_pa.u.a64.address = paddr;
+	io_task->pwrb_handle = alloc_wrb_handle(phba,
+						beiscsi_conn->beiscsi_conn_cid,
+						task->itt);
+	io_task->pwrb_handle->pio_handle = task;
+	io_task->conn = beiscsi_conn;
+
+	task->hdr = (struct iscsi_hdr *)&io_task->cmd_bhs->iscsi_hdr;
+	task->hdr_max = sizeof(struct be_cmd_bhs);
+
+	if (task->sc) {
+		spin_lock(&phba->io_sgl_lock);
+		io_task->psgl_handle = alloc_io_sgl_handle(phba);
+		spin_unlock(&phba->io_sgl_lock);
+		if (!io_task->psgl_handle)
+			goto free_hndls;
+
+	} else {
+		io_task->scsi_cmnd = NULL;
+		if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN) {
+			if (!beiscsi_conn->login_in_progress) {
+				spin_lock(&phba->mgmt_sgl_lock);
+				io_task->psgl_handle = (struct sgl_handle *)
+						alloc_mgmt_sgl_handle(phba);
+				spin_unlock(&phba->mgmt_sgl_lock);
+				if (!io_task->psgl_handle)
+					goto free_hndls;
+
+				beiscsi_conn->login_in_progress = 1;
+				beiscsi_conn->plogin_sgl_handle =
+							io_task->psgl_handle;
+			} else {
+				io_task->psgl_handle =
+						beiscsi_conn->plogin_sgl_handle;
+			}
+		} else {
+			spin_lock(&phba->mgmt_sgl_lock);
+			io_task->psgl_handle = alloc_mgmt_sgl_handle(phba);
+			spin_unlock(&phba->mgmt_sgl_lock);
+			if (!io_task->psgl_handle)
+				goto free_hndls;
+		}
+	}
+	itt = (itt_t) cpu_to_be32(((unsigned int)task->itt << 16) |
+			(unsigned int)(io_task->psgl_handle->sgl_index));
+	io_task->cmd_bhs->iscsi_hdr.itt = itt;
+	return 0;
+
+free_hndls:
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid];
+	free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle);
+	io_task->pwrb_handle = NULL;
+	pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs,
+		      io_task->bhs_pa.u.a64.address);
+	SE_DEBUG(DBG_LVL_1, "Alloc of SGL_ICD Failed \n");
+	return -ENOMEM;
+}
+
+static void beiscsi_cleanup_task(struct iscsi_task *task)
+{
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct iscsi_conn *conn = task->conn;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+	struct beiscsi_session *beiscsi_sess = beiscsi_conn->beiscsi_sess;
+	struct hwi_wrb_context *pwrb_context;
+	struct hwi_controller *phwi_ctrlr;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	pwrb_context = &phwi_ctrlr->wrb_context[beiscsi_conn->beiscsi_conn_cid];
+	if (io_task->pwrb_handle) {
+		free_wrb_handle(phba, pwrb_context, io_task->pwrb_handle);
+		io_task->pwrb_handle = NULL;
+	}
+
+	if (io_task->cmd_bhs) {
+		pci_pool_free(beiscsi_sess->bhs_pool, io_task->cmd_bhs,
+			      io_task->bhs_pa.u.a64.address);
+	}
+
+	if (task->sc) {
+		if (io_task->psgl_handle) {
+			spin_lock(&phba->io_sgl_lock);
+			free_io_sgl_handle(phba, io_task->psgl_handle);
+			spin_unlock(&phba->io_sgl_lock);
+			io_task->psgl_handle = NULL;
+		}
+	} else {
+		if ((task->hdr->opcode & ISCSI_OPCODE_MASK) == ISCSI_OP_LOGIN)
+			return;
+		if (io_task->psgl_handle) {
+			spin_lock(&phba->mgmt_sgl_lock);
+			free_mgmt_sgl_handle(phba, io_task->psgl_handle);
+			spin_unlock(&phba->mgmt_sgl_lock);
+			io_task->psgl_handle = NULL;
+		}
+	}
+}
+
+static int beiscsi_iotask(struct iscsi_task *task, struct scatterlist *sg,
+			  unsigned int num_sg, unsigned int xferlen,
+			  unsigned int writedir)
+{
+
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct iscsi_conn *conn = task->conn;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+	struct iscsi_wrb *pwrb = NULL;
+	unsigned int doorbell = 0;
+
+	pwrb = io_task->pwrb_handle->pwrb;
+	io_task->cmd_bhs->iscsi_hdr.exp_statsn = 0;
+	io_task->bhs_len = sizeof(struct be_cmd_bhs);
+
+	if (writedir) {
+		SE_DEBUG(DBG_LVL_4, " WRITE Command \t");
+		memset(&io_task->cmd_bhs->iscsi_data_pdu, 0, 48);
+		AMAP_SET_BITS(struct amap_pdu_data_out, itt,
+			      &io_task->cmd_bhs->iscsi_data_pdu,
+			      (unsigned int)io_task->cmd_bhs->iscsi_hdr.itt);
+		AMAP_SET_BITS(struct amap_pdu_data_out, opcode,
+			      &io_task->cmd_bhs->iscsi_data_pdu,
+			      ISCSI_OPCODE_SCSI_DATA_OUT);
+		AMAP_SET_BITS(struct amap_pdu_data_out, final_bit,
+			      &io_task->cmd_bhs->iscsi_data_pdu, 1);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, INI_WR_CMD);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1);
+	} else {
+		SE_DEBUG(DBG_LVL_4, "READ Command \t");
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, INI_RD_CMD);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 0);
+	}
+	memcpy(&io_task->cmd_bhs->iscsi_data_pdu.
+	       dw[offsetof(struct amap_pdu_data_out, lun) / 32],
+	       io_task->cmd_bhs->iscsi_hdr.lun, sizeof(struct scsi_lun));
+
+	AMAP_SET_BITS(struct amap_iscsi_wrb, lun, pwrb,
+		      cpu_to_be16((unsigned short)io_task->cmd_bhs->iscsi_hdr.
+				  lun[0]));
+	AMAP_SET_BITS(struct amap_iscsi_wrb, r2t_exp_dtl, pwrb, xferlen);
+	AMAP_SET_BITS(struct amap_iscsi_wrb, wrb_idx, pwrb,
+		      io_task->pwrb_handle->wrb_index);
+	AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb,
+		      be32_to_cpu(task->cmdsn));
+	AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb,
+		      io_task->psgl_handle->sgl_index);
+
+	hwi_write_sgl(pwrb, sg, num_sg, io_task);
+
+	AMAP_SET_BITS(struct amap_iscsi_wrb, ptr2nextwrb, pwrb,
+		      io_task->pwrb_handle->nxt_wrb_index);
+	be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb));
+
+	doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK;
+	doorbell |= (io_task->pwrb_handle->wrb_index &
+		     DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT;
+	doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
+
+	iowrite32(doorbell, phba->db_va + DB_TXULP0_OFFSET);
+	return 0;
+}
+
+static int beiscsi_mtask(struct iscsi_task *task)
+{
+	struct beiscsi_io_task *aborted_io_task, *io_task = task->dd_data;
+	struct iscsi_conn *conn = task->conn;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct beiscsi_hba *phba = beiscsi_conn->phba;
+	struct iscsi_wrb *pwrb = NULL;
+	unsigned int doorbell = 0;
+	struct iscsi_task *aborted_task;
+
+	pwrb = io_task->pwrb_handle->pwrb;
+	AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb,
+		      be32_to_cpu(task->cmdsn));
+	AMAP_SET_BITS(struct amap_iscsi_wrb, wrb_idx, pwrb,
+		      io_task->pwrb_handle->wrb_index);
+	AMAP_SET_BITS(struct amap_iscsi_wrb, sgl_icd_idx, pwrb,
+		      io_task->psgl_handle->sgl_index);
+
+	switch (task->hdr->opcode & ISCSI_OPCODE_MASK) {
+	case ISCSI_OP_LOGIN:
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, TGT_DM_CMD);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, cmdsn_itt, pwrb, 1);
+		hwi_write_buffer(pwrb, task);
+		break;
+	case ISCSI_OP_NOOP_OUT:
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, INI_RD_CMD);
+		hwi_write_buffer(pwrb, task);
+		break;
+	case ISCSI_OP_TEXT:
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, INI_WR_CMD);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dsp, pwrb, 1);
+		hwi_write_buffer(pwrb, task);
+		break;
+	case ISCSI_OP_SCSI_TMFUNC:
+		aborted_task = iscsi_itt_to_task(conn,
+					((struct iscsi_tm *)task->hdr)->rtt);
+		 if (!aborted_task)
+			return 0;
+		aborted_io_task = aborted_task->dd_data;
+		if (!aborted_io_task->scsi_cmnd)
+			return 0;
+
+		mgmt_invalidate_icds(phba,
+				     aborted_io_task->psgl_handle->sgl_index,
+				     beiscsi_conn->beiscsi_conn_cid);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb, INI_TMF_CMD);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
+		hwi_write_buffer(pwrb, task);
+		break;
+	case ISCSI_OP_LOGOUT:
+		AMAP_SET_BITS(struct amap_iscsi_wrb, dmsg, pwrb, 0);
+		AMAP_SET_BITS(struct amap_iscsi_wrb, type, pwrb,
+				HWH_TYPE_LOGOUT);
+		hwi_write_buffer(pwrb, task);
+		break;
+
+	default:
+		SE_DEBUG(DBG_LVL_1, "opcode =%d Not supported \n",
+			 task->hdr->opcode & ISCSI_OPCODE_MASK);
+		return -EINVAL;
+	}
+
+	AMAP_SET_BITS(struct amap_iscsi_wrb, r2t_exp_dtl, pwrb,
+		      be32_to_cpu(task->data_count));
+	AMAP_SET_BITS(struct amap_iscsi_wrb, ptr2nextwrb, pwrb,
+		      io_task->pwrb_handle->nxt_wrb_index);
+	be_dws_le_to_cpu(pwrb, sizeof(struct iscsi_wrb));
+
+	doorbell |= beiscsi_conn->beiscsi_conn_cid & DB_WRB_POST_CID_MASK;
+	doorbell |= (io_task->pwrb_handle->wrb_index &
+		     DB_DEF_PDU_WRB_INDEX_MASK) << DB_DEF_PDU_WRB_INDEX_SHIFT;
+	doorbell |= 1 << DB_DEF_PDU_NUM_POSTED_SHIFT;
+	iowrite32(doorbell, phba->db_va + DB_TXULP0_OFFSET);
+	return 0;
+}
+
+static int beiscsi_task_xmit(struct iscsi_task *task)
+{
+	struct iscsi_conn *conn = task->conn;
+	struct beiscsi_io_task *io_task = task->dd_data;
+	struct scsi_cmnd *sc = task->sc;
+	struct beiscsi_conn *beiscsi_conn = conn->dd_data;
+	struct scatterlist *sg;
+	int num_sg;
+	unsigned int  writedir = 0, xferlen = 0;
+
+	SE_DEBUG(DBG_LVL_4, "\n cid=%d In beiscsi_task_xmit task=%p conn=%p \t"
+		 "beiscsi_conn=%p \n", beiscsi_conn->beiscsi_conn_cid,
+		 task, conn, beiscsi_conn);
+	if (!sc)
+		return beiscsi_mtask(task);
+
+	io_task->scsi_cmnd = sc;
+	num_sg = scsi_dma_map(sc);
+	if (num_sg < 0) {
+		SE_DEBUG(DBG_LVL_1, " scsi_dma_map Failed\n")
+		return num_sg;
+	}
+	SE_DEBUG(DBG_LVL_4, "xferlen=0x%08x scmd=%p num_sg=%d sernum=%lu\n",
+		  (scsi_bufflen(sc)), sc, num_sg, sc->serial_number);
+	xferlen = scsi_bufflen(sc);
+	sg = scsi_sglist(sc);
+	if (sc->sc_data_direction == DMA_TO_DEVICE) {
+		writedir = 1;
+		SE_DEBUG(DBG_LVL_4, "task->imm_count=0x%08x \n",
+			 task->imm_count);
+	} else
+		writedir = 0;
+	return beiscsi_iotask(task, sg, num_sg, xferlen, writedir);
+}
+
+static void beiscsi_remove(struct pci_dev *pcidev)
+{
+	struct beiscsi_hba *phba = NULL;
+
+	phba = (struct beiscsi_hba *)pci_get_drvdata(pcidev);
+	if (!phba) {
+		dev_err(&pcidev->dev, "beiscsi_remove called with no phba \n");
+		return;
+	}
+
+	hwi_disable_intr(phba);
+	if (phba->pcidev->irq)
+		free_irq(phba->pcidev->irq, phba);
+	destroy_workqueue(phba->wq);
+	if (blk_iopoll_enabled)
+		blk_iopoll_disable(&phba->iopoll);
+
+	beiscsi_clean_port(phba);
+	beiscsi_free_mem(phba);
+	beiscsi_unmap_pci_function(phba);
+	pci_free_consistent(phba->pcidev,
+			    phba->ctrl.mbox_mem_alloced.size,
+			    phba->ctrl.mbox_mem_alloced.va,
+			    phba->ctrl.mbox_mem_alloced.dma);
+	iscsi_host_remove(phba->shost);
+	pci_dev_put(phba->pcidev);
+	iscsi_host_free(phba->shost);
+}
+
+static int __devinit beiscsi_dev_probe(struct pci_dev *pcidev,
+				const struct pci_device_id *id)
+{
+	struct beiscsi_hba *phba = NULL;
+	int ret;
+
+	ret = beiscsi_enable_pci(pcidev);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+			     "Failed to enable pci device \n");
+		return ret;
+	}
+
+	phba = beiscsi_hba_alloc(pcidev);
+	if (!phba) {
+		dev_err(&pcidev->dev, "beiscsi_dev_probe-"
+			" Failed in beiscsi_hba_alloc \n");
+		goto disable_pci;
+	}
+
+	pci_set_drvdata(pcidev, phba);
+	ret = be_ctrl_init(phba, pcidev);
+	if (ret) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+				"Failed in be_ctrl_init\n");
+		goto hba_free;
+	}
+
+	spin_lock_init(&phba->io_sgl_lock);
+	spin_lock_init(&phba->mgmt_sgl_lock);
+	spin_lock_init(&phba->isr_lock);
+	beiscsi_get_params(phba);
+	ret = beiscsi_init_port(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+			     "Failed in beiscsi_init_port\n");
+		goto free_port;
+	}
+
+	snprintf(phba->wq_name, sizeof(phba->wq_name), "beiscsi_q_irq%u",
+		 phba->shost->host_no);
+	phba->wq = create_singlethread_workqueue(phba->wq_name);
+	if (!phba->wq) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+				"Failed to allocate work queue\n");
+		goto free_twq;
+	}
+
+	INIT_WORK(&phba->work_cqs, beiscsi_process_all_cqs);
+
+	if (blk_iopoll_enabled) {
+		blk_iopoll_init(&phba->iopoll, be_iopoll_budget, be_iopoll);
+		blk_iopoll_enable(&phba->iopoll);
+	}
+
+	ret = beiscsi_init_irqs(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+			     "Failed to beiscsi_init_irqs\n");
+		goto free_blkenbld;
+	}
+	ret = hwi_enable_intr(phba);
+	if (ret < 0) {
+		shost_printk(KERN_ERR, phba->shost, "beiscsi_dev_probe-"
+			     "Failed to hwi_enable_intr\n");
+		goto free_ctrlr;
+	}
+
+	SE_DEBUG(DBG_LVL_8, "\n\n\n SUCCESS - DRIVER LOADED \n\n\n");
+	return 0;
+
+free_ctrlr:
+	if (phba->pcidev->irq)
+		free_irq(phba->pcidev->irq, phba);
+free_blkenbld:
+	destroy_workqueue(phba->wq);
+	if (blk_iopoll_enabled)
+		blk_iopoll_disable(&phba->iopoll);
+free_twq:
+	beiscsi_clean_port(phba);
+	beiscsi_free_mem(phba);
+free_port:
+	pci_free_consistent(phba->pcidev,
+			    phba->ctrl.mbox_mem_alloced.size,
+			    phba->ctrl.mbox_mem_alloced.va,
+			   phba->ctrl.mbox_mem_alloced.dma);
+	beiscsi_unmap_pci_function(phba);
+hba_free:
+	iscsi_host_remove(phba->shost);
+	pci_dev_put(phba->pcidev);
+	iscsi_host_free(phba->shost);
+disable_pci:
+	pci_disable_device(pcidev);
+	return ret;
+}
+
+struct iscsi_transport beiscsi_iscsi_transport = {
+	.owner = THIS_MODULE,
+	.name = DRV_NAME,
+	.caps = CAP_RECOVERY_L0 | CAP_HDRDGST |
+		CAP_MULTI_R2T | CAP_DATADGST | CAP_DATA_PATH_OFFLOAD,
+	.param_mask = ISCSI_MAX_RECV_DLENGTH |
+		ISCSI_MAX_XMIT_DLENGTH |
+		ISCSI_HDRDGST_EN |
+		ISCSI_DATADGST_EN |
+		ISCSI_INITIAL_R2T_EN |
+		ISCSI_MAX_R2T |
+		ISCSI_IMM_DATA_EN |
+		ISCSI_FIRST_BURST |
+		ISCSI_MAX_BURST |
+		ISCSI_PDU_INORDER_EN |
+		ISCSI_DATASEQ_INORDER_EN |
+		ISCSI_ERL |
+		ISCSI_CONN_PORT |
+		ISCSI_CONN_ADDRESS |
+		ISCSI_EXP_STATSN |
+		ISCSI_PERSISTENT_PORT |
+		ISCSI_PERSISTENT_ADDRESS |
+		ISCSI_TARGET_NAME | ISCSI_TPGT |
+		ISCSI_USERNAME | ISCSI_PASSWORD |
+		ISCSI_USERNAME_IN | ISCSI_PASSWORD_IN |
+		ISCSI_FAST_ABORT | ISCSI_ABORT_TMO |
+		ISCSI_LU_RESET_TMO |
+		ISCSI_PING_TMO | ISCSI_RECV_TMO |
+		ISCSI_IFACE_NAME | ISCSI_INITIATOR_NAME,
+	.host_param_mask = ISCSI_HOST_HWADDRESS | ISCSI_HOST_IPADDRESS |
+				ISCSI_HOST_INITIATOR_NAME,
+	.create_session = beiscsi_session_create,
+	.destroy_session = beiscsi_session_destroy,
+	.create_conn = beiscsi_conn_create,
+	.bind_conn = beiscsi_conn_bind,
+	.destroy_conn = iscsi_conn_teardown,
+	.set_param = beiscsi_set_param,
+	.get_conn_param = beiscsi_conn_get_param,
+	.get_session_param = iscsi_session_get_param,
+	.get_host_param = beiscsi_get_host_param,
+	.start_conn = beiscsi_conn_start,
+	.stop_conn = beiscsi_conn_stop,
+	.send_pdu = iscsi_conn_send_pdu,
+	.xmit_task = beiscsi_task_xmit,
+	.cleanup_task = beiscsi_cleanup_task,
+	.alloc_pdu = beiscsi_alloc_pdu,
+	.parse_pdu_itt = beiscsi_parse_pdu,
+	.get_stats = beiscsi_conn_get_stats,
+	.ep_connect = beiscsi_ep_connect,
+	.ep_poll = beiscsi_ep_poll,
+	.ep_disconnect = beiscsi_ep_disconnect,
+	.session_recovery_timedout = iscsi_session_recovery_timedout,
+};
+
+static struct pci_driver beiscsi_pci_driver = {
+	.name = DRV_NAME,
+	.probe = beiscsi_dev_probe,
+	.remove = beiscsi_remove,
+	.id_table = beiscsi_pci_id_table
+};
+
+static int __init beiscsi_module_init(void)
+{
+	int ret;
+
+	beiscsi_scsi_transport =
+			iscsi_register_transport(&beiscsi_iscsi_transport);
+	if (!beiscsi_scsi_transport) {
+		SE_DEBUG(DBG_LVL_1,
+			 "beiscsi_module_init - Unable to  register beiscsi"
+			 "transport.\n");
+		ret = -ENOMEM;
+	}
+	SE_DEBUG(DBG_LVL_8, "In beiscsi_module_init, tt=%p \n",
+		 &beiscsi_iscsi_transport);
+
+	ret = pci_register_driver(&beiscsi_pci_driver);
+	if (ret) {
+		SE_DEBUG(DBG_LVL_1,
+			 "beiscsi_module_init - Unable to  register"
+			 "beiscsi pci driver.\n");
+		goto unregister_iscsi_transport;
+	}
+	return 0;
+
+unregister_iscsi_transport:
+	iscsi_unregister_transport(&beiscsi_iscsi_transport);
+	return ret;
+}
+
+static void __exit beiscsi_module_exit(void)
+{
+	pci_unregister_driver(&beiscsi_pci_driver);
+	iscsi_unregister_transport(&beiscsi_iscsi_transport);
+}
+
+module_init(beiscsi_module_init);
+module_exit(beiscsi_module_exit);
diff --git a/drivers/scsi/be2iscsi/be_main.h b/drivers/scsi/be2iscsi/be_main.h
new file mode 100644
index 000000000000..53c9b70ac7ac
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_main.h
@@ -0,0 +1,837 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+
+#ifndef _BEISCSI_MAIN_
+#define _BEISCSI_MAIN_
+
+
+#include <linux/kernel.h>
+#include <linux/pci.h>
+#include <linux/in.h>
+#include <linux/blk-iopoll.h>
+#include <scsi/scsi.h>
+#include <scsi/scsi_cmnd.h>
+#include <scsi/scsi_device.h>
+#include <scsi/scsi_host.h>
+#include <scsi/iscsi_proto.h>
+#include <scsi/libiscsi.h>
+#include <scsi/scsi_transport_iscsi.h>
+
+#include "be.h"
+
+
+
+#define DRV_NAME		"be2iscsi"
+#define BUILD_STR		"2.0.527.0"
+
+#define BE_NAME			"ServerEngines BladeEngine2" \
+				"Linux iSCSI Driver version" BUILD_STR
+#define DRV_DESC		BE_NAME " " "Driver"
+
+#define BE_VENDOR_ID 		0x19A2
+#define BE_DEVICE_ID1		0x212
+#define OC_DEVICE_ID1		0x702
+#define OC_DEVICE_ID2		0x703
+
+#define BE2_MAX_SESSIONS	64
+#define BE2_CMDS_PER_CXN	128
+#define BE2_LOGOUTS		BE2_MAX_SESSIONS
+#define BE2_TMFS		16
+#define BE2_NOPOUT_REQ		16
+#define BE2_ASYNCPDUS		BE2_MAX_SESSIONS
+#define BE2_MAX_ICDS		2048
+#define BE2_SGE			32
+#define BE2_DEFPDU_HDR_SZ	64
+#define BE2_DEFPDU_DATA_SZ	8192
+#define BE2_IO_DEPTH \
+	(BE2_MAX_ICDS / 2 - (BE2_LOGOUTS + BE2_TMFS + BE2_NOPOUT_REQ))
+
+#define BEISCSI_SGLIST_ELEMENTS	BE2_SGE
+
+#define BEISCSI_MAX_CMNDS	1024	/* Max IO's per Ctrlr sht->can_queue */
+#define BEISCSI_CMD_PER_LUN	128	/* scsi_host->cmd_per_lun */
+#define BEISCSI_MAX_SECTORS	2048	/* scsi_host->max_sectors */
+
+#define BEISCSI_MAX_CMD_LEN	16	/* scsi_host->max_cmd_len */
+#define BEISCSI_NUM_MAX_LUN	256	/* scsi_host->max_lun */
+#define BEISCSI_NUM_DEVICES_SUPPORTED	0x01
+#define BEISCSI_MAX_FRAGS_INIT	192
+#define BE_NUM_MSIX_ENTRIES 	1
+#define MPU_EP_SEMAPHORE 	0xac
+
+#define BE_SENSE_INFO_SIZE		258
+#define BE_ISCSI_PDU_HEADER_SIZE	64
+#define BE_MIN_MEM_SIZE			16384
+
+#define IIOC_SCSI_DATA                  0x05	/* Write Operation */
+
+#define DBG_LVL				0x00000001
+#define DBG_LVL_1			0x00000001
+#define DBG_LVL_2			0x00000002
+#define DBG_LVL_3			0x00000004
+#define DBG_LVL_4			0x00000008
+#define DBG_LVL_5			0x00000010
+#define DBG_LVL_6			0x00000020
+#define DBG_LVL_7			0x00000040
+#define DBG_LVL_8			0x00000080
+
+#define SE_DEBUG(debug_mask, fmt, args...)		\
+do {							\
+	if (debug_mask & DBG_LVL) {			\
+		printk(KERN_ERR "(%s():%d):", __func__, __LINE__);\
+		printk(fmt, ##args);			\
+	}						\
+} while (0);
+
+/**
+ * hardware needs the async PDU buffers to be posted in multiples of 8
+ * So have atleast 8 of them by default
+ */
+
+#define HWI_GET_ASYNC_PDU_CTX(phwi)	(phwi->phwi_ctxt->pasync_ctx)
+
+/********* Memory BAR register ************/
+#define PCICFG_MEMBAR_CTRL_INT_CTRL_OFFSET 	0xfc
+/**
+ * Host Interrupt Enable, if set interrupts are enabled although "PCI Interrupt
+ * Disable" may still globally block interrupts in addition to individual
+ * interrupt masks; a mechanism for the device driver to block all interrupts
+ * atomically without having to arbitrate for the PCI Interrupt Disable bit
+ * with the OS.
+ */
+#define MEMBAR_CTRL_INT_CTRL_HOSTINTR_MASK	(1 << 29)	/* bit 29 */
+
+/********* ISR0 Register offset **********/
+#define CEV_ISR0_OFFSET 			0xC18
+#define CEV_ISR_SIZE				4
+
+/**
+ * Macros for reading/writing a protection domain or CSR registers
+ * in BladeEngine.
+ */
+
+#define DB_TXULP0_OFFSET 0x40
+#define DB_RXULP0_OFFSET 0xA0
+/********* Event Q door bell *************/
+#define DB_EQ_OFFSET			DB_CQ_OFFSET
+#define DB_EQ_RING_ID_MASK		0x1FF	/* bits 0 - 8 */
+/* Clear the interrupt for this eq */
+#define DB_EQ_CLR_SHIFT			(9)	/* bit 9 */
+/* Must be 1 */
+#define DB_EQ_EVNT_SHIFT		(10)	/* bit 10 */
+/* Number of event entries processed */
+#define DB_EQ_NUM_POPPED_SHIFT		(16)	/* bits 16 - 28 */
+/* Rearm bit */
+#define DB_EQ_REARM_SHIFT		(29)	/* bit 29 */
+
+/********* Compl Q door bell *************/
+#define DB_CQ_OFFSET 			0x120
+#define DB_CQ_RING_ID_MASK		0x3FF	/* bits 0 - 9 */
+/* Number of event entries processed */
+#define DB_CQ_NUM_POPPED_SHIFT		(16) 	/* bits 16 - 28 */
+/* Rearm bit */
+#define DB_CQ_REARM_SHIFT		(29) 	/* bit 29 */
+
+#define GET_HWI_CONTROLLER_WS(pc)	(pc->phwi_ctrlr)
+#define HWI_GET_DEF_BUFQ_ID(pc) (((struct hwi_controller *)\
+		(GET_HWI_CONTROLLER_WS(pc)))->default_pdu_data.id)
+#define HWI_GET_DEF_HDRQ_ID(pc) (((struct hwi_controller *)\
+		(GET_HWI_CONTROLLER_WS(pc)))->default_pdu_hdr.id)
+
+#define PAGES_REQUIRED(x) \
+	((x < PAGE_SIZE) ? 1 :  ((x + PAGE_SIZE - 1) / PAGE_SIZE))
+
+enum be_mem_enum {
+	HWI_MEM_ADDN_CONTEXT,
+	HWI_MEM_CQ,
+	HWI_MEM_EQ,
+	HWI_MEM_WRB,
+	HWI_MEM_WRBH,
+	HWI_MEM_SGLH,	/* 5 */
+	HWI_MEM_SGE,
+	HWI_MEM_ASYNC_HEADER_BUF,
+	HWI_MEM_ASYNC_DATA_BUF,
+	HWI_MEM_ASYNC_HEADER_RING,
+	HWI_MEM_ASYNC_DATA_RING,	/* 10 */
+	HWI_MEM_ASYNC_HEADER_HANDLE,
+	HWI_MEM_ASYNC_DATA_HANDLE,
+	HWI_MEM_ASYNC_PDU_CONTEXT,
+	ISCSI_MEM_GLOBAL_HEADER,
+	SE_MEM_MAX  	/* 15 */
+};
+
+struct be_bus_address32 {
+	unsigned int address_lo;
+	unsigned int address_hi;
+};
+
+struct be_bus_address64 {
+	unsigned long long address;
+};
+
+struct be_bus_address {
+	union {
+		struct be_bus_address32 a32;
+		struct be_bus_address64 a64;
+	} u;
+};
+
+struct mem_array {
+	struct be_bus_address bus_address;	/* Bus address of location */
+	void *virtual_address;		/* virtual address to the location */
+	unsigned int size;		/* Size required by memory block */
+};
+
+struct be_mem_descriptor {
+	unsigned int index;	/* Index of this memory parameter */
+	unsigned int category;	/* type indicates cached/non-cached */
+	unsigned int num_elements;	/* number of elements in this
+					 * descriptor
+					 */
+	unsigned int alignment_mask;	/* Alignment mask for this block */
+	unsigned int size_in_bytes;	/* Size required by memory block */
+	struct mem_array *mem_array;
+};
+
+struct sgl_handle {
+	unsigned int sgl_index;
+	struct iscsi_sge *pfrag;
+};
+
+struct hba_parameters {
+	unsigned int ios_per_ctrl;
+	unsigned int cxns_per_ctrl;
+	unsigned int asyncpdus_per_ctrl;
+	unsigned int icds_per_ctrl;
+	unsigned int num_sge_per_io;
+	unsigned int defpdu_hdr_sz;
+	unsigned int defpdu_data_sz;
+	unsigned int num_cq_entries;
+	unsigned int num_eq_entries;
+	unsigned int wrbs_per_cxn;
+	unsigned int crashmode;
+	unsigned int hba_num;
+
+	unsigned int mgmt_ws_sz;
+	unsigned int hwi_ws_sz;
+
+	unsigned int eto;
+	unsigned int ldto;
+
+	unsigned int dbg_flags;
+	unsigned int num_cxn;
+
+	unsigned int eq_timer;
+	/**
+	 * These are calculated from other params. They're here
+	 * for debug purposes
+	 */
+	unsigned int num_mcc_pages;
+	unsigned int num_mcc_cq_pages;
+	unsigned int num_cq_pages;
+	unsigned int num_eq_pages;
+
+	unsigned int num_async_pdu_buf_pages;
+	unsigned int num_async_pdu_buf_sgl_pages;
+	unsigned int num_async_pdu_buf_cq_pages;
+
+	unsigned int num_async_pdu_hdr_pages;
+	unsigned int num_async_pdu_hdr_sgl_pages;
+	unsigned int num_async_pdu_hdr_cq_pages;
+
+	unsigned int num_sge;
+};
+
+struct beiscsi_hba {
+	struct hba_parameters params;
+	struct hwi_controller *phwi_ctrlr;
+	unsigned int mem_req[SE_MEM_MAX];
+	/* PCI BAR mapped addresses */
+	u8 __iomem *csr_va;	/* CSR */
+	u8 __iomem *db_va;	/* Door  Bell  */
+	u8 __iomem *pci_va;	/* PCI Config */
+	struct be_bus_address csr_pa;	/* CSR */
+	struct be_bus_address db_pa;	/* CSR */
+	struct be_bus_address pci_pa;	/* CSR */
+	/* PCI representation of our HBA */
+	struct pci_dev *pcidev;
+	unsigned int state;
+	unsigned short asic_revision;
+	struct blk_iopoll	iopoll;
+	struct be_mem_descriptor *init_mem;
+
+	unsigned short io_sgl_alloc_index;
+	unsigned short io_sgl_free_index;
+	unsigned short io_sgl_hndl_avbl;
+	struct sgl_handle **io_sgl_hndl_base;
+
+	unsigned short eh_sgl_alloc_index;
+	unsigned short eh_sgl_free_index;
+	unsigned short eh_sgl_hndl_avbl;
+	struct sgl_handle **eh_sgl_hndl_base;
+	spinlock_t io_sgl_lock;
+	spinlock_t mgmt_sgl_lock;
+	spinlock_t isr_lock;
+	unsigned int age;
+	unsigned short avlbl_cids;
+	unsigned short cid_alloc;
+	unsigned short cid_free;
+	struct beiscsi_conn *conn_table[BE2_MAX_SESSIONS * 2];
+	struct list_head hba_queue;
+	unsigned short *cid_array;
+	struct iscsi_endpoint **ep_array;
+	struct Scsi_Host *shost;
+	struct {
+		/**
+		 * group together since they are used most frequently
+		 * for cid to cri conversion
+		 */
+		unsigned int iscsi_cid_start;
+		unsigned int phys_port;
+
+		unsigned int isr_offset;
+		unsigned int iscsi_icd_start;
+		unsigned int iscsi_cid_count;
+		unsigned int iscsi_icd_count;
+		unsigned int pci_function;
+
+		unsigned short cid_alloc;
+		unsigned short cid_free;
+		unsigned short avlbl_cids;
+		spinlock_t cid_lock;
+	} fw_config;
+
+	u8 mac_address[ETH_ALEN];
+	unsigned short todo_cq;
+	unsigned short todo_mcc_cq;
+	char wq_name[20];
+	struct workqueue_struct *wq;	/* The actuak work queue */
+	struct work_struct work_cqs;	/* The work being queued */
+	struct be_ctrl_info ctrl;
+};
+
+struct beiscsi_session {
+	struct pci_pool *bhs_pool;
+};
+
+/**
+ * struct beiscsi_conn - iscsi connection structure
+ */
+struct beiscsi_conn {
+	struct iscsi_conn *conn;
+	struct beiscsi_hba *phba;
+	u32 exp_statsn;
+	u32 beiscsi_conn_cid;
+	struct beiscsi_endpoint *ep;
+	unsigned short login_in_progress;
+	struct sgl_handle *plogin_sgl_handle;
+	struct beiscsi_session *beiscsi_sess;
+};
+
+/* This structure is used by the chip */
+struct pdu_data_out {
+	u32 dw[12];
+};
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_pdu_data_out {
+	u8 opcode[6];		/* opcode */
+	u8 rsvd0[2];		/* should be 0 */
+	u8 rsvd1[7];
+	u8 final_bit;		/* F bit */
+	u8 rsvd2[16];
+	u8 ahs_length[8];	/* no AHS */
+	u8 data_len_hi[8];
+	u8 data_len_lo[16];	/* DataSegmentLength */
+	u8 lun[64];
+	u8 itt[32];		/* ITT; initiator task tag */
+	u8 ttt[32];		/* TTT; valid for R2T or 0xffffffff */
+	u8 rsvd3[32];
+	u8 exp_stat_sn[32];
+	u8 rsvd4[32];
+	u8 data_sn[32];
+	u8 buffer_offset[32];
+	u8 rsvd5[32];
+};
+
+struct be_cmd_bhs {
+	struct iscsi_cmd iscsi_hdr;
+	unsigned char pad1[16];
+	struct pdu_data_out iscsi_data_pdu;
+	unsigned char pad2[BE_SENSE_INFO_SIZE -
+			sizeof(struct pdu_data_out)];
+};
+
+struct beiscsi_io_task {
+	struct wrb_handle *pwrb_handle;
+	struct sgl_handle *psgl_handle;
+	struct beiscsi_conn *conn;
+	struct scsi_cmnd *scsi_cmnd;
+	unsigned int cmd_sn;
+	unsigned int flags;
+	unsigned short cid;
+	unsigned short header_len;
+
+	struct be_cmd_bhs *cmd_bhs;
+	struct be_bus_address bhs_pa;
+	unsigned short bhs_len;
+};
+
+struct be_nonio_bhs {
+	struct iscsi_hdr iscsi_hdr;
+	unsigned char pad1[16];
+	struct pdu_data_out iscsi_data_pdu;
+	unsigned char pad2[BE_SENSE_INFO_SIZE -
+			sizeof(struct pdu_data_out)];
+};
+
+struct be_status_bhs {
+	struct iscsi_cmd iscsi_hdr;
+	unsigned char pad1[16];
+	/**
+	 * The plus 2 below is to hold the sense info length that gets
+	 * DMA'ed by RxULP
+	 */
+	unsigned char sense_info[BE_SENSE_INFO_SIZE];
+};
+
+struct iscsi_sge {
+	u32 dw[4];
+};
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_iscsi_sge {
+	u8 addr_hi[32];
+	u8 addr_lo[32];
+	u8 sge_offset[22];	/* DWORD 2 */
+	u8 rsvd0[9];		/* DWORD 2 */
+	u8 last_sge;		/* DWORD 2 */
+	u8 len[17];		/* DWORD 3 */
+	u8 rsvd1[15];		/* DWORD 3 */
+};
+
+struct beiscsi_offload_params {
+	u32 dw[5];
+};
+
+#define OFFLD_PARAMS_ERL	0x00000003
+#define OFFLD_PARAMS_DDE	0x00000004
+#define OFFLD_PARAMS_HDE	0x00000008
+#define OFFLD_PARAMS_IR2T	0x00000010
+#define OFFLD_PARAMS_IMD	0x00000020
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_beiscsi_offload_params {
+	u8 max_burst_length[32];
+	u8 max_send_data_segment_length[32];
+	u8 first_burst_length[32];
+	u8 erl[2];
+	u8 dde[1];
+	u8 hde[1];
+	u8 ir2t[1];
+	u8 imd[1];
+	u8 pad[26];
+	u8 exp_statsn[32];
+};
+
+/* void hwi_complete_drvr_msgs(struct beiscsi_conn *beiscsi_conn,
+		struct beiscsi_hba *phba, struct sol_cqe *psol);*/
+
+struct async_pdu_handle {
+	struct list_head link;
+	struct be_bus_address pa;
+	void *pbuffer;
+	unsigned int consumed;
+	unsigned char index;
+	unsigned char is_header;
+	unsigned short cri;
+	unsigned long buffer_len;
+};
+
+struct hwi_async_entry {
+	struct {
+		unsigned char hdr_received;
+		unsigned char hdr_len;
+		unsigned short bytes_received;
+		unsigned int bytes_needed;
+		struct list_head list;
+	} wait_queue;
+
+	struct list_head header_busy_list;
+	struct list_head data_busy_list;
+};
+
+#define BE_MIN_ASYNC_ENTRIES 128
+
+struct hwi_async_pdu_context {
+	struct {
+		struct be_bus_address pa_base;
+		void *va_base;
+		void *ring_base;
+		struct async_pdu_handle *handle_base;
+
+		unsigned int host_write_ptr;
+		unsigned int ep_read_ptr;
+		unsigned int writables;
+
+		unsigned int free_entries;
+		unsigned int busy_entries;
+		unsigned int buffer_size;
+		unsigned int num_entries;
+
+		struct list_head free_list;
+	} async_header;
+
+	struct {
+		struct be_bus_address pa_base;
+		void *va_base;
+		void *ring_base;
+		struct async_pdu_handle *handle_base;
+
+		unsigned int host_write_ptr;
+		unsigned int ep_read_ptr;
+		unsigned int writables;
+
+		unsigned int free_entries;
+		unsigned int busy_entries;
+		unsigned int buffer_size;
+		struct list_head free_list;
+		unsigned int num_entries;
+	} async_data;
+
+	/**
+	 * This is a varying size list! Do not add anything
+	 * after this entry!!
+	 */
+	struct hwi_async_entry async_entry[BE_MIN_ASYNC_ENTRIES];
+};
+
+#define PDUCQE_CODE_MASK	0x0000003F
+#define PDUCQE_DPL_MASK		0xFFFF0000
+#define PDUCQE_INDEX_MASK	0x0000FFFF
+
+struct i_t_dpdu_cqe {
+	u32 dw[4];
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_i_t_dpdu_cqe {
+	u8 db_addr_hi[32];
+	u8 db_addr_lo[32];
+	u8 code[6];
+	u8 cid[10];
+	u8 dpl[16];
+	u8 index[16];
+	u8 num_cons[10];
+	u8 rsvd0[4];
+	u8 final;
+	u8 valid;
+} __packed;
+
+#define CQE_VALID_MASK	0x80000000
+#define CQE_CODE_MASK	0x0000003F
+#define CQE_CID_MASK	0x0000FFC0
+
+#define EQE_VALID_MASK		0x00000001
+#define EQE_MAJORCODE_MASK	0x0000000E
+#define EQE_RESID_MASK		0xFFFF0000
+
+struct be_eq_entry {
+	u32 dw[1];
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_eq_entry {
+	u8 valid;		/* DWORD 0 */
+	u8 major_code[3];	/* DWORD 0 */
+	u8 minor_code[12];	/* DWORD 0 */
+	u8 resource_id[16];	/* DWORD 0 */
+
+} __packed;
+
+struct cq_db {
+	u32 dw[1];
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_cq_db {
+	u8 qid[10];
+	u8 event[1];
+	u8 rsvd0[5];
+	u8 num_popped[13];
+	u8 rearm[1];
+	u8 rsvd1[2];
+} __packed;
+
+void beiscsi_process_eq(struct beiscsi_hba *phba);
+
+
+struct iscsi_wrb {
+	u32 dw[16];
+} __packed;
+
+#define WRB_TYPE_MASK 0xF0000000
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_iscsi_wrb {
+	u8 lun[14];		/* DWORD 0 */
+	u8 lt;			/* DWORD 0 */
+	u8 invld;		/* DWORD 0 */
+	u8 wrb_idx[8];		/* DWORD 0 */
+	u8 dsp;			/* DWORD 0 */
+	u8 dmsg;		/* DWORD 0 */
+	u8 undr_run;		/* DWORD 0 */
+	u8 over_run;		/* DWORD 0 */
+	u8 type[4];		/* DWORD 0 */
+	u8 ptr2nextwrb[8];	/* DWORD 1 */
+	u8 r2t_exp_dtl[24];	/* DWORD 1 */
+	u8 sgl_icd_idx[12];	/* DWORD 2 */
+	u8 rsvd0[20];		/* DWORD 2 */
+	u8 exp_data_sn[32];	/* DWORD 3 */
+	u8 iscsi_bhs_addr_hi[32];	/* DWORD 4 */
+	u8 iscsi_bhs_addr_lo[32];	/* DWORD 5 */
+	u8 cmdsn_itt[32];	/* DWORD 6 */
+	u8 dif_ref_tag[32];	/* DWORD 7 */
+	u8 sge0_addr_hi[32];	/* DWORD 8 */
+	u8 sge0_addr_lo[32];	/* DWORD 9  */
+	u8 sge0_offset[22];	/* DWORD 10 */
+	u8 pbs;			/* DWORD 10 */
+	u8 dif_mode[2];		/* DWORD 10 */
+	u8 rsvd1[6];		/* DWORD 10 */
+	u8 sge0_last;		/* DWORD 10 */
+	u8 sge0_len[17];	/* DWORD 11 */
+	u8 dif_meta_tag[14];	/* DWORD 11 */
+	u8 sge0_in_ddr;		/* DWORD 11 */
+	u8 sge1_addr_hi[32];	/* DWORD 12 */
+	u8 sge1_addr_lo[32];	/* DWORD 13 */
+	u8 sge1_r2t_offset[22];	/* DWORD 14 */
+	u8 rsvd2[9];		/* DWORD 14 */
+	u8 sge1_last;		/* DWORD 14 */
+	u8 sge1_len[17];	/* DWORD 15 */
+	u8 ref_sgl_icd_idx[12];	/* DWORD 15 */
+	u8 rsvd3[2];		/* DWORD 15 */
+	u8 sge1_in_ddr;		/* DWORD 15 */
+
+} __packed;
+
+struct wrb_handle *alloc_wrb_handle(struct beiscsi_hba *phba, unsigned int cid,
+				    int index);
+void
+free_mgmt_sgl_handle(struct beiscsi_hba *phba, struct sgl_handle *psgl_handle);
+
+struct pdu_nop_out {
+	u32 dw[12];
+};
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_pdu_nop_out {
+	u8 opcode[6];		/* opcode 0x00 */
+	u8 i_bit;		/* I Bit */
+	u8 x_bit;		/* reserved; should be 0 */
+	u8 fp_bit_filler1[7];
+	u8 f_bit;		/* always 1 */
+	u8 reserved1[16];
+	u8 ahs_length[8];	/* no AHS */
+	u8 data_len_hi[8];
+	u8 data_len_lo[16];	/* DataSegmentLength */
+	u8 lun[64];
+	u8 itt[32];		/* initiator id for ping or 0xffffffff */
+	u8 ttt[32];		/* target id for ping or 0xffffffff */
+	u8 cmd_sn[32];
+	u8 exp_stat_sn[32];
+	u8 reserved5[128];
+};
+
+#define PDUBASE_OPCODE_MASK	0x0000003F
+#define PDUBASE_DATALENHI_MASK	0x0000FF00
+#define PDUBASE_DATALENLO_MASK	0xFFFF0000
+
+struct pdu_base {
+	u32 dw[16];
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_pdu_base {
+	u8 opcode[6];
+	u8 i_bit;		/* immediate bit */
+	u8 x_bit;		/* reserved, always 0 */
+	u8 reserved1[24];	/* opcode-specific fields */
+	u8 ahs_length[8];	/* length units is 4 byte words */
+	u8 data_len_hi[8];
+	u8 data_len_lo[16];	/* DatasegmentLength */
+	u8 lun[64];		/* lun or opcode-specific fields */
+	u8 itt[32];		/* initiator task tag */
+	u8 reserved4[224];
+};
+
+struct iscsi_target_context_update_wrb {
+	u32 dw[16];
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_iscsi_target_context_update_wrb {
+	u8 lun[14];		/* DWORD 0 */
+	u8 lt;			/* DWORD 0 */
+	u8 invld;		/* DWORD 0 */
+	u8 wrb_idx[8];		/* DWORD 0 */
+	u8 dsp;			/* DWORD 0 */
+	u8 dmsg;		/* DWORD 0 */
+	u8 undr_run;		/* DWORD 0 */
+	u8 over_run;		/* DWORD 0 */
+	u8 type[4];		/* DWORD 0 */
+	u8 ptr2nextwrb[8];	/* DWORD 1 */
+	u8 max_burst_length[19];	/* DWORD 1 */
+	u8 rsvd0[5];		/* DWORD 1 */
+	u8 rsvd1[15];		/* DWORD 2 */
+	u8 max_send_data_segment_length[17];	/* DWORD 2 */
+	u8 first_burst_length[14];	/* DWORD 3 */
+	u8 rsvd2[2];		/* DWORD 3 */
+	u8 tx_wrbindex_drv_msg[8];	/* DWORD 3 */
+	u8 rsvd3[5];		/* DWORD 3 */
+	u8 session_state[3];	/* DWORD 3 */
+	u8 rsvd4[16];		/* DWORD 4 */
+	u8 tx_jumbo;		/* DWORD 4 */
+	u8 hde;			/* DWORD 4 */
+	u8 dde;			/* DWORD 4 */
+	u8 erl[2];		/* DWORD 4 */
+	u8 domain_id[5];		/* DWORD 4 */
+	u8 mode;		/* DWORD 4 */
+	u8 imd;			/* DWORD 4 */
+	u8 ir2t;		/* DWORD 4 */
+	u8 notpredblq[2];	/* DWORD 4 */
+	u8 compltonack;		/* DWORD 4 */
+	u8 stat_sn[32];		/* DWORD 5 */
+	u8 pad_buffer_addr_hi[32];	/* DWORD 6 */
+	u8 pad_buffer_addr_lo[32];	/* DWORD 7 */
+	u8 pad_addr_hi[32];	/* DWORD 8 */
+	u8 pad_addr_lo[32];	/* DWORD 9 */
+	u8 rsvd5[32];		/* DWORD 10 */
+	u8 rsvd6[32];		/* DWORD 11 */
+	u8 rsvd7[32];		/* DWORD 12 */
+	u8 rsvd8[32];		/* DWORD 13 */
+	u8 rsvd9[32];		/* DWORD 14 */
+	u8 rsvd10[32];		/* DWORD 15 */
+
+} __packed;
+
+struct be_ring {
+	u32 pages;		/* queue size in pages */
+	u32 id;			/* queue id assigned by beklib */
+	u32 num;		/* number of elements in queue */
+	u32 cidx;		/* consumer index */
+	u32 pidx;		/* producer index -- not used by most rings */
+	u32 item_size;		/* size in bytes of one object */
+
+	void *va;		/* The virtual address of the ring.  This
+				 * should be last to allow 32 & 64 bit debugger
+				 * extensions to work.
+				 */
+};
+
+struct hwi_wrb_context {
+	struct list_head wrb_handle_list;
+	struct list_head wrb_handle_drvr_list;
+	struct wrb_handle **pwrb_handle_base;
+	struct wrb_handle **pwrb_handle_basestd;
+	struct iscsi_wrb *plast_wrb;
+	unsigned short alloc_index;
+	unsigned short free_index;
+	unsigned short wrb_handles_available;
+	unsigned short cid;
+};
+
+struct hwi_controller {
+	struct list_head io_sgl_list;
+	struct list_head eh_sgl_list;
+	struct sgl_handle *psgl_handle_base;
+	unsigned int wrb_mem_index;
+
+	struct hwi_wrb_context wrb_context[BE2_MAX_SESSIONS * 2];
+	struct mcc_wrb *pmcc_wrb_base;
+	struct be_ring default_pdu_hdr;
+	struct be_ring default_pdu_data;
+	struct hwi_context_memory *phwi_ctxt;
+	unsigned short cq_errors[CXN_KILLED_CMND_DATA_NOT_ON_SAME_CONN];
+};
+
+enum hwh_type_enum {
+	HWH_TYPE_IO = 1,
+	HWH_TYPE_LOGOUT = 2,
+	HWH_TYPE_TMF = 3,
+	HWH_TYPE_NOP = 4,
+	HWH_TYPE_IO_RD = 5,
+	HWH_TYPE_LOGIN = 11,
+	HWH_TYPE_INVALID = 0xFFFFFFFF
+};
+
+struct wrb_handle {
+	enum hwh_type_enum type;
+	unsigned short wrb_index;
+	unsigned short nxt_wrb_index;
+
+	struct iscsi_task *pio_handle;
+	struct iscsi_wrb *pwrb;
+};
+
+struct hwi_context_memory {
+	struct be_eq_obj be_eq;
+	struct be_queue_info be_cq;
+	struct be_queue_info be_mcc_cq;
+	struct be_queue_info be_mcc;
+
+	struct be_queue_info be_def_hdrq;
+	struct be_queue_info be_def_dataq;
+
+	struct be_queue_info be_wrbq[BE2_MAX_SESSIONS];
+	struct be_mcc_wrb_context *pbe_mcc_context;
+
+	struct hwi_async_pdu_context *pasync_ctx;
+};
+
+#endif
diff --git a/drivers/scsi/be2iscsi/be_mgmt.c b/drivers/scsi/be2iscsi/be_mgmt.c
new file mode 100644
index 000000000000..12e644fc746e
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_mgmt.c
@@ -0,0 +1,321 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+
+#include "be_mgmt.h"
+#include "be_iscsi.h"
+
+unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl,
+				struct beiscsi_hba *phba)
+{
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_fw_cfg *req = embedded_payload(wrb);
+	int status = 0;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+			   OPCODE_COMMON_QUERY_FIRMWARE_CONFIG, sizeof(*req));
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		struct be_fw_cfg *pfw_cfg;
+		pfw_cfg = req;
+		phba->fw_config.phys_port = pfw_cfg->phys_port;
+		phba->fw_config.iscsi_icd_start =
+					pfw_cfg->ulp[0].icd_base;
+		phba->fw_config.iscsi_icd_count =
+					pfw_cfg->ulp[0].icd_count;
+		phba->fw_config.iscsi_cid_start =
+					pfw_cfg->ulp[0].sq_base;
+		phba->fw_config.iscsi_cid_count =
+					pfw_cfg->ulp[0].sq_count;
+	} else {
+		shost_printk(KERN_WARNING, phba->shost,
+			     "Failed in mgmt_get_fw_config \n");
+	}
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+unsigned char mgmt_check_supported_fw(struct be_ctrl_info *ctrl)
+{
+	struct be_dma_mem nonemb_cmd;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_mgmt_controller_attributes *req;
+	struct be_sge *sge = nonembedded_sgl(wrb);
+	int status = 0;
+
+	nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev,
+				sizeof(struct be_mgmt_controller_attributes),
+				&nonemb_cmd.dma);
+	if (nonemb_cmd.va == NULL) {
+		SE_DEBUG(DBG_LVL_1,
+			 "Failed to allocate memory for mgmt_check_supported_fw"
+			 "\n");
+		return -1;
+	}
+	nonemb_cmd.size = sizeof(struct be_mgmt_controller_attributes);
+	req = nonemb_cmd.va;
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+	be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_COMMON,
+			   OPCODE_COMMON_GET_CNTL_ATTRIBUTES, sizeof(*req));
+	sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
+	sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF);
+	sge->len = cpu_to_le32(nonemb_cmd.size);
+
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		struct be_mgmt_controller_attributes_resp *resp = nonemb_cmd.va;
+		SE_DEBUG(DBG_LVL_8, "Firmware version of CMD: %s\n",
+			resp->params.hba_attribs.flashrom_version_string);
+		SE_DEBUG(DBG_LVL_8, "Firmware version is : %s\n",
+			resp->params.hba_attribs.firmware_version_string);
+		SE_DEBUG(DBG_LVL_8,
+			"Developer Build, not performing version check...\n");
+
+	} else
+		SE_DEBUG(DBG_LVL_1, " Failed in mgmt_check_supported_fw\n");
+	if (nonemb_cmd.va)
+		pci_free_consistent(ctrl->pdev, nonemb_cmd.size,
+				    nonemb_cmd.va, nonemb_cmd.dma);
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct iscsi_cleanup_req *req = embedded_payload(wrb);
+	int status = 0;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+			   OPCODE_COMMON_ISCSI_CLEANUP, sizeof(*req));
+
+	req->chute = chute;
+	req->hdr_ring_id = 0;
+	req->data_ring_id = 0;
+
+	status = be_mbox_notify(ctrl);
+	if (status)
+		shost_printk(KERN_WARNING, phba->shost,
+			     " mgmt_epfw_cleanup , FAILED\n");
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
+				   unsigned int icd, unsigned int cid)
+{
+	struct be_dma_mem nonemb_cmd;
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct be_sge *sge = nonembedded_sgl(wrb);
+	struct invalidate_commands_params_in *req;
+	int status = 0;
+
+	nonemb_cmd.va = pci_alloc_consistent(ctrl->pdev,
+				sizeof(struct invalidate_commands_params_in),
+				&nonemb_cmd.dma);
+	if (nonemb_cmd.va == NULL) {
+		SE_DEBUG(DBG_LVL_1,
+			 "Failed to allocate memory for"
+			 "mgmt_invalidate_icds \n");
+		return -1;
+	}
+	nonemb_cmd.size = sizeof(struct invalidate_commands_params_in);
+	req = nonemb_cmd.va;
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), false, 1);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+			OPCODE_COMMON_ISCSI_ERROR_RECOVERY_INVALIDATE_COMMANDS,
+			sizeof(*req));
+	req->ref_handle = 0;
+	req->cleanup_type = CMD_ISCSI_COMMAND_INVALIDATE;
+	req->icd_count = 0;
+	req->table[req->icd_count].icd = icd;
+	req->table[req->icd_count].cid = cid;
+	sge->pa_hi = cpu_to_le32(upper_32_bits(nonemb_cmd.dma));
+	sge->pa_lo = cpu_to_le32(nonemb_cmd.dma & 0xFFFFFFFF);
+	sge->len = cpu_to_le32(nonemb_cmd.size);
+
+	status = be_mbox_notify(ctrl);
+	if (status)
+		SE_DEBUG(DBG_LVL_1, "ICDS Invalidation Failed\n");
+	spin_unlock(&ctrl->mbox_lock);
+	if (nonemb_cmd.va)
+		pci_free_consistent(ctrl->pdev, nonemb_cmd.size,
+				    nonemb_cmd.va, nonemb_cmd.dma);
+	return status;
+}
+
+unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba,
+					 struct beiscsi_endpoint *beiscsi_ep,
+					 unsigned short cid,
+					 unsigned short issue_reset,
+					 unsigned short savecfg_flag)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct iscsi_invalidate_connection_params_in *req =
+						embedded_payload(wrb);
+	int status = 0;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI_INI,
+			   OPCODE_ISCSI_INI_DRIVER_INVALIDATE_CONNECTION,
+			   sizeof(*req));
+	req->session_handle = beiscsi_ep->fw_handle;
+	req->cid = cid;
+	if (issue_reset)
+		req->cleanup_type = CMD_ISCSI_CONNECTION_ISSUE_TCP_RST;
+	else
+		req->cleanup_type = CMD_ISCSI_CONNECTION_INVALIDATE;
+	req->save_cfg = savecfg_flag;
+	status = be_mbox_notify(ctrl);
+	if (status)
+		SE_DEBUG(DBG_LVL_1, "Invalidation Failed\n");
+
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+unsigned char mgmt_upload_connection(struct beiscsi_hba *phba,
+				unsigned short cid, unsigned int upload_flag)
+{
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct tcp_upload_params_in *req = embedded_payload(wrb);
+	int status = 0;
+
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+	be_cmd_hdr_prepare(&req->hdr, CMD_COMMON_TCP_UPLOAD,
+			   OPCODE_COMMON_TCP_UPLOAD, sizeof(*req));
+	req->id = (unsigned short)cid;
+	req->upload_type = (unsigned char)upload_flag;
+	status = be_mbox_notify(ctrl);
+	if (status)
+		SE_DEBUG(DBG_LVL_1, "mgmt_upload_connection Failed\n");
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
+
+int mgmt_open_connection(struct beiscsi_hba *phba,
+			 struct sockaddr *dst_addr,
+			 struct beiscsi_endpoint *beiscsi_ep)
+{
+	struct hwi_controller *phwi_ctrlr;
+	struct hwi_context_memory *phwi_context;
+	struct sockaddr_in *daddr_in = (struct sockaddr_in *)dst_addr;
+	struct sockaddr_in6 *daddr_in6 = (struct sockaddr_in6 *)dst_addr;
+	struct be_ctrl_info *ctrl = &phba->ctrl;
+	struct be_mcc_wrb *wrb = wrb_from_mbox(&ctrl->mbox_mem);
+	struct tcp_connect_and_offload_in *req = embedded_payload(wrb);
+	unsigned short def_hdr_id;
+	unsigned short def_data_id;
+	struct phys_addr template_address = { 0, 0 };
+	struct phys_addr *ptemplate_address;
+	int status = 0;
+	unsigned short cid = beiscsi_ep->ep_cid;
+
+	phwi_ctrlr = phba->phwi_ctrlr;
+	phwi_context = phwi_ctrlr->phwi_ctxt;
+	def_hdr_id = (unsigned short)HWI_GET_DEF_HDRQ_ID(phba);
+	def_data_id = (unsigned short)HWI_GET_DEF_BUFQ_ID(phba);
+
+	ptemplate_address = &template_address;
+	ISCSI_GET_PDU_TEMPLATE_ADDRESS(phba, ptemplate_address);
+	spin_lock(&ctrl->mbox_lock);
+	memset(wrb, 0, sizeof(*wrb));
+
+	be_wrb_hdr_prepare(wrb, sizeof(*req), true, 0);
+	be_cmd_hdr_prepare(&req->hdr, CMD_SUBSYSTEM_ISCSI,
+			   OPCODE_COMMON_ISCSI_TCP_CONNECT_AND_OFFLOAD,
+			   sizeof(*req));
+	if (dst_addr->sa_family == PF_INET) {
+		__be32 s_addr = daddr_in->sin_addr.s_addr;
+		req->ip_address.ip_type = BE2_IPV4;
+		req->ip_address.ip_address[0] = s_addr & 0x000000ff;
+		req->ip_address.ip_address[1] = (s_addr & 0x0000ff00) >> 8;
+		req->ip_address.ip_address[2] = (s_addr & 0x00ff0000) >> 16;
+		req->ip_address.ip_address[3] = (s_addr & 0xff000000) >> 24;
+		req->tcp_port = ntohs(daddr_in->sin_port);
+		beiscsi_ep->dst_addr = daddr_in->sin_addr.s_addr;
+		beiscsi_ep->dst_tcpport = ntohs(daddr_in->sin_port);
+		beiscsi_ep->ip_type = BE2_IPV4;
+	} else if (dst_addr->sa_family == PF_INET6) {
+		req->ip_address.ip_type = BE2_IPV6;
+		memcpy(&req->ip_address.ip_address,
+		       &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
+		req->tcp_port = ntohs(daddr_in6->sin6_port);
+		beiscsi_ep->dst_tcpport = ntohs(daddr_in6->sin6_port);
+		memcpy(&beiscsi_ep->dst6_addr,
+		       &daddr_in6->sin6_addr.in6_u.u6_addr8, 16);
+		beiscsi_ep->ip_type = BE2_IPV6;
+	} else{
+		shost_printk(KERN_ERR, phba->shost, "unknown addr family %d\n",
+			     dst_addr->sa_family);
+		spin_unlock(&ctrl->mbox_lock);
+		return -EINVAL;
+
+	}
+	req->cid = cid;
+	req->cq_id = phwi_context->be_cq.id;
+	req->defq_id = def_hdr_id;
+	req->hdr_ring_id = def_hdr_id;
+	req->data_ring_id = def_data_id;
+	req->do_offload = 1;
+	req->dataout_template_pa.lo = ptemplate_address->lo;
+	req->dataout_template_pa.hi = ptemplate_address->hi;
+	status = be_mbox_notify(ctrl);
+	if (!status) {
+		struct iscsi_endpoint *ep;
+		struct tcp_connect_and_offload_out *ptcpcnct_out =
+							embedded_payload(wrb);
+
+		ep = phba->ep_array[ptcpcnct_out->cid];
+		beiscsi_ep = ep->dd_data;
+		beiscsi_ep->fw_handle = 0;
+		beiscsi_ep->cid_vld = 1;
+		SE_DEBUG(DBG_LVL_8, "mgmt_open_connection Success\n");
+	} else
+		SE_DEBUG(DBG_LVL_1, "mgmt_open_connection Failed\n");
+	spin_unlock(&ctrl->mbox_lock);
+	return status;
+}
diff --git a/drivers/scsi/be2iscsi/be_mgmt.h b/drivers/scsi/be2iscsi/be_mgmt.h
new file mode 100644
index 000000000000..00e816ee8070
--- /dev/null
+++ b/drivers/scsi/be2iscsi/be_mgmt.h
@@ -0,0 +1,249 @@
+/**
+ * Copyright (C) 2005 - 2009 ServerEngines
+ * All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License version 2
+ * as published by the Free Software Foundation.  The full GNU General
+ * Public License is included in this distribution in the file called COPYING.
+ *
+ * Written by: Jayamohan Kallickal (jayamohank@serverengines.com)
+ *
+ * Contact Information:
+ * linux-drivers@serverengines.com
+ *
+ * ServerEngines
+ * 209 N. Fair Oaks Ave
+ * Sunnyvale, CA 94085
+ *
+ */
+
+#ifndef _BEISCSI_MGMT_
+#define _BEISCSI_MGMT_
+
+#include <linux/types.h>
+#include <linux/list.h>
+#include "be_iscsi.h"
+#include "be_main.h"
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_mcc_sge {
+	u8 pa_lo[32];		/* dword 0 */
+	u8 pa_hi[32];		/* dword 1 */
+	u8 length[32];		/* DWORD 2 */
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_mcc_wrb_payload {
+	union {
+		struct amap_mcc_sge sgl[19];
+		u8 embedded[59 * 32];	/* DWORDS 57 to 115 */
+	} u;
+} __packed;
+
+/**
+ * Pseudo amap definition in which each bit of the actual structure is defined
+ * as a byte: used to calculate offset/shift/mask of each field
+ */
+struct amap_mcc_wrb {
+	u8 embedded;		/* DWORD 0 */
+	u8 rsvd0[2];		/* DWORD 0 */
+	u8 sge_count[5];	/* DWORD 0 */
+	u8 rsvd1[16];		/* DWORD 0 */
+	u8 special[8];		/* DWORD 0 */
+	u8 payload_length[32];
+	u8 tag[64];		/* DWORD 2 */
+	u8 rsvd2[32];		/* DWORD 4 */
+	struct amap_mcc_wrb_payload payload;
+};
+
+struct mcc_sge {
+	u32 pa_lo;		/* dword 0 */
+	u32 pa_hi;		/* dword 1 */
+	u32 length;		/* DWORD 2 */
+} __packed;
+
+struct mcc_wrb_payload {
+	union {
+		struct mcc_sge sgl[19];
+		u32 embedded[59];	/* DWORDS 57 to 115 */
+	} u;
+} __packed;
+
+#define MCC_WRB_EMBEDDED_MASK                0x00000001
+
+struct mcc_wrb {
+	u32 dw[0];		/* DWORD 0 */
+	u32 payload_length;
+	u32 tag[2];		/* DWORD 2 */
+	u32 rsvd2[1];		/* DWORD 4 */
+	struct mcc_wrb_payload payload;
+};
+
+unsigned char mgmt_epfw_cleanup(struct beiscsi_hba *phba, unsigned short chute);
+int mgmt_open_connection(struct beiscsi_hba *phba, struct sockaddr *dst_addr,
+			 struct beiscsi_endpoint *beiscsi_ep);
+
+unsigned char mgmt_upload_connection(struct beiscsi_hba *phba,
+				     unsigned short cid,
+				     unsigned int upload_flag);
+unsigned char mgmt_invalidate_icds(struct beiscsi_hba *phba,
+				   unsigned int icd, unsigned int cid);
+
+struct iscsi_invalidate_connection_params_in {
+	struct be_cmd_req_hdr hdr;
+	unsigned int session_handle;
+	unsigned short cid;
+	unsigned short unused;
+	unsigned short cleanup_type;
+	unsigned short save_cfg;
+} __packed;
+
+struct iscsi_invalidate_connection_params_out {
+	unsigned int session_handle;
+	unsigned short cid;
+	unsigned short unused;
+} __packed;
+
+union iscsi_invalidate_connection_params {
+	struct iscsi_invalidate_connection_params_in request;
+	struct iscsi_invalidate_connection_params_out response;
+} __packed;
+
+struct invalidate_command_table {
+	unsigned short icd;
+	unsigned short cid;
+} __packed;
+
+struct invalidate_commands_params_in {
+	struct be_cmd_req_hdr hdr;
+	unsigned int ref_handle;
+	unsigned int icd_count;
+	struct invalidate_command_table table[128];
+	unsigned short cleanup_type;
+	unsigned short unused;
+} __packed;
+
+struct invalidate_commands_params_out {
+	unsigned int ref_handle;
+	unsigned int icd_count;
+	unsigned int icd_status[128];
+} __packed;
+
+union invalidate_commands_params {
+	struct invalidate_commands_params_in request;
+	struct invalidate_commands_params_out response;
+} __packed;
+
+struct mgmt_hba_attributes {
+	u8 flashrom_version_string[32];
+	u8 manufacturer_name[32];
+	u32 supported_modes;
+	u8 seeprom_version_lo;
+	u8 seeprom_version_hi;
+	u8 rsvd0[2];
+	u32 fw_cmd_data_struct_version;
+	u32 ep_fw_data_struct_version;
+	u32 future_reserved[12];
+	u32 default_extended_timeout;
+	u8 controller_model_number[32];
+	u8 controller_description[64];
+	u8 controller_serial_number[32];
+	u8 ip_version_string[32];
+	u8 firmware_version_string[32];
+	u8 bios_version_string[32];
+	u8 redboot_version_string[32];
+	u8 driver_version_string[32];
+	u8 fw_on_flash_version_string[32];
+	u32 functionalities_supported;
+	u16 max_cdblength;
+	u8 asic_revision;
+	u8 generational_guid[16];
+	u8 hba_port_count;
+	u16 default_link_down_timeout;
+	u8 iscsi_ver_min_max;
+	u8 multifunction_device;
+	u8 cache_valid;
+	u8 hba_status;
+	u8 max_domains_supported;
+	u8 phy_port;
+	u32 firmware_post_status;
+	u32 hba_mtu[8];
+	u32 future_u32[4];
+} __packed;
+
+struct mgmt_controller_attributes {
+	struct mgmt_hba_attributes hba_attribs;
+	u16 pci_vendor_id;
+	u16 pci_device_id;
+	u16 pci_sub_vendor_id;
+	u16 pci_sub_system_id;
+	u8 pci_bus_number;
+	u8 pci_device_number;
+	u8 pci_function_number;
+	u8 interface_type;
+	u64 unique_identifier;
+	u8 netfilters;
+	u8 rsvd0[3];
+	u8 future_u32[4];
+} __packed;
+
+struct be_mgmt_controller_attributes {
+	struct be_cmd_req_hdr hdr;
+	struct mgmt_controller_attributes params;
+} __packed;
+
+struct be_mgmt_controller_attributes_resp {
+	struct be_cmd_resp_hdr hdr;
+	struct mgmt_controller_attributes params;
+} __packed;
+
+/* configuration management */
+
+#define GET_MGMT_CONTROLLER_WS(phba)    (phba->pmgmt_ws)
+
+/* MGMT CMD flags */
+
+#define MGMT_CMDH_FREE                (1<<0)
+
+/*  --- MGMT_ERROR_CODES --- */
+/*  Error Codes returned in the status field of the CMD response header */
+#define MGMT_STATUS_SUCCESS 0	/* The CMD completed without errors */
+#define MGMT_STATUS_FAILED 1	/* Error status in the Status field of */
+				/* the CMD_RESPONSE_HEADER  */
+
+#define ISCSI_GET_PDU_TEMPLATE_ADDRESS(pc, pa) {\
+    pa->lo = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
+					bus_address.u.a32.address_lo;  \
+    pa->hi = phba->init_mem[ISCSI_MEM_GLOBAL_HEADER].mem_array[0].\
+					bus_address.u.a32.address_hi;  \
+}
+
+struct beiscsi_endpoint {
+	struct beiscsi_hba *phba;
+	struct beiscsi_sess *sess;
+	struct beiscsi_conn *conn;
+	unsigned short ip_type;
+	char dst6_addr[ISCSI_ADDRESS_BUF_LEN];
+	unsigned long dst_addr;
+	unsigned short ep_cid;
+	unsigned int fw_handle;
+	u16 dst_tcpport;
+	u16 cid_vld;
+};
+
+unsigned char mgmt_get_fw_config(struct be_ctrl_info *ctrl,
+				 struct beiscsi_hba *phba);
+
+unsigned char mgmt_invalidate_connection(struct beiscsi_hba *phba,
+					 struct beiscsi_endpoint *beiscsi_ep,
+					 unsigned short cid,
+					 unsigned short issue_reset,
+					 unsigned short savecfg_flag);
+#endif
diff --git a/drivers/scsi/bfa/Makefile b/drivers/scsi/bfa/Makefile
new file mode 100644
index 000000000000..1d6009490d1c
--- /dev/null
+++ b/drivers/scsi/bfa/Makefile
@@ -0,0 +1,15 @@
+obj-$(CONFIG_SCSI_BFA_FC) := bfa.o
+
+bfa-y := bfad.o bfad_intr.o bfad_os.o bfad_im.o bfad_attr.o bfad_fwimg.o
+
+bfa-y += bfa_core.o bfa_ioc.o bfa_iocfc.o bfa_fcxp.o bfa_lps.o
+bfa-y += bfa_hw_cb.o bfa_hw_ct.o bfa_intr.o bfa_timer.o bfa_rport.o 
+bfa-y += bfa_fcport.o bfa_port.o bfa_uf.o bfa_sgpg.o bfa_module.o bfa_ioim.o
+bfa-y += bfa_itnim.o bfa_fcpim.o bfa_tskim.o bfa_log.o bfa_log_module.o
+bfa-y += bfa_csdebug.o bfa_sm.o plog.o
+
+bfa-y += fcbuild.o fabric.o fcpim.o vfapi.o fcptm.o bfa_fcs.o bfa_fcs_port.o 
+bfa-y += bfa_fcs_uf.o bfa_fcs_lport.o fab.o fdmi.o ms.o ns.o scn.o loop.o
+bfa-y += lport_api.o n2n.o rport.o rport_api.o rport_ftrs.o vport.o
+
+ccflags-y := -I$(obj) -I$(obj)/include -I$(obj)/include/cna
diff --git a/drivers/scsi/bfa/bfa_callback_priv.h b/drivers/scsi/bfa/bfa_callback_priv.h
new file mode 100644
index 000000000000..1e3265c9f7d4
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_callback_priv.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_CALLBACK_PRIV_H__
+#define __BFA_CALLBACK_PRIV_H__
+
+#include <cs/bfa_q.h>
+
+typedef void    (*bfa_cb_cbfn_t) (void *cbarg, bfa_boolean_t complete);
+
+/**
+ * Generic BFA callback element.
+ */
+struct bfa_cb_qe_s {
+	struct list_head         qe;
+	bfa_cb_cbfn_t  cbfn;
+	bfa_boolean_t   once;
+	u32		rsvd;
+	void           *cbarg;
+};
+
+#define bfa_cb_queue(__bfa, __hcb_qe, __cbfn, __cbarg) do {		\
+	(__hcb_qe)->cbfn  = (__cbfn);      \
+	(__hcb_qe)->cbarg = (__cbarg);      \
+	list_add_tail(&(__hcb_qe)->qe, &(__bfa)->comp_q);      \
+} while (0)
+
+#define bfa_cb_dequeue(__hcb_qe)	list_del(&(__hcb_qe)->qe)
+
+#define bfa_cb_queue_once(__bfa, __hcb_qe, __cbfn, __cbarg) do {	\
+	(__hcb_qe)->cbfn  = (__cbfn);      \
+	(__hcb_qe)->cbarg = (__cbarg);      \
+	if (!(__hcb_qe)->once) {      \
+		list_add_tail((__hcb_qe), &(__bfa)->comp_q);      \
+		(__hcb_qe)->once = BFA_TRUE;				\
+	}								\
+} while (0)
+
+#define bfa_cb_queue_done(__hcb_qe) do {				\
+	(__hcb_qe)->once = BFA_FALSE;					\
+} while (0)
+
+#endif /* __BFA_CALLBACK_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_cb_ioim_macros.h b/drivers/scsi/bfa/bfa_cb_ioim_macros.h
new file mode 100644
index 000000000000..0050c838c358
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_cb_ioim_macros.h
@@ -0,0 +1,205 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_cb_ioim_macros.h BFA IOIM driver interface macros.
+ */
+
+#ifndef __BFA_HCB_IOIM_MACROS_H__
+#define __BFA_HCB_IOIM_MACROS_H__
+
+#include <bfa_os_inc.h>
+/*
+ * #include <linux/dma-mapping.h>
+ *
+ * #include <scsi/scsi.h> #include <scsi/scsi_cmnd.h> #include
+ * <scsi/scsi_device.h> #include <scsi/scsi_host.h>
+ */
+#include "bfad_im_compat.h"
+
+/*
+ * task attribute values in FCP-2 FCP_CMND IU
+ */
+#define SIMPLE_Q    0
+#define HEAD_OF_Q   1
+#define ORDERED_Q   2
+#define ACA_Q       4
+#define UNTAGGED    5
+
+static inline lun_t
+bfad_int_to_lun(u32 luno)
+{
+	union {
+		u16        scsi_lun[4];
+		lun_t           bfa_lun;
+	} lun;
+
+	lun.bfa_lun     = 0;
+	lun.scsi_lun[0] = bfa_os_htons(luno);
+
+	return (lun.bfa_lun);
+}
+
+/**
+ * Get LUN for the I/O request
+ */
+#define bfa_cb_ioim_get_lun(__dio)	\
+	bfad_int_to_lun(((struct scsi_cmnd *)__dio)->device->lun)
+
+/**
+ * Get CDB for the I/O request
+ */
+static inline u8 *
+bfa_cb_ioim_get_cdb(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return ((u8 *) cmnd->cmnd);
+}
+
+/**
+ * Get I/O direction (read/write) for the I/O request
+ */
+static inline enum fcp_iodir
+bfa_cb_ioim_get_iodir(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	enum dma_data_direction dmadir;
+
+	dmadir = cmnd->sc_data_direction;
+	if (dmadir == DMA_TO_DEVICE)
+		return FCP_IODIR_WRITE;
+	else if (dmadir == DMA_FROM_DEVICE)
+		return FCP_IODIR_READ;
+	else
+		return FCP_IODIR_NONE;
+}
+
+/**
+ * Get IO size in bytes for the I/O request
+ */
+static inline u32
+bfa_cb_ioim_get_size(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return (scsi_bufflen(cmnd));
+}
+
+/**
+ * Get timeout for the I/O request
+ */
+static inline u8
+bfa_cb_ioim_get_timeout(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	/*
+	 * TBD: need a timeout for scsi passthru
+	 */
+	if (cmnd->device->host == NULL)
+		return 4;
+
+	return 0;
+}
+
+/**
+ * Get SG element for the I/O request given the SG element index
+ */
+static inline union bfi_addr_u
+bfa_cb_ioim_get_sgaddr(struct bfad_ioim_s *dio, int sgeid)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct scatterlist *sge;
+	u64        addr;
+
+	sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
+	addr = (u64) sg_dma_address(sge);
+
+	return (*(union bfi_addr_u *) &addr);
+}
+
+static inline u32
+bfa_cb_ioim_get_sglen(struct bfad_ioim_s *dio, int sgeid)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct scatterlist *sge;
+	u32        len;
+
+	sge = (struct scatterlist *)scsi_sglist(cmnd) + sgeid;
+	len = sg_dma_len(sge);
+
+	return len;
+}
+
+/**
+ * Get Command Reference Number for the I/O request. 0 if none.
+ */
+static inline u8
+bfa_cb_ioim_get_crn(struct bfad_ioim_s *dio)
+{
+	return 0;
+}
+
+/**
+ * Get SAM-3 priority for the I/O request. 0 is default.
+ */
+static inline u8
+bfa_cb_ioim_get_priority(struct bfad_ioim_s *dio)
+{
+	return 0;
+}
+
+/**
+ * Get task attributes for the I/O request. Default is FCP_TASK_ATTR_SIMPLE(0).
+ */
+static inline u8
+bfa_cb_ioim_get_taskattr(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	u8         task_attr = UNTAGGED;
+
+	if (cmnd->device->tagged_supported) {
+		switch (cmnd->tag) {
+		case HEAD_OF_QUEUE_TAG:
+			task_attr = HEAD_OF_Q;
+			break;
+		case ORDERED_QUEUE_TAG:
+			task_attr = ORDERED_Q;
+			break;
+		default:
+			task_attr = SIMPLE_Q;
+			break;
+		}
+	}
+
+	return task_attr;
+}
+
+/**
+ * Get CDB length in bytes for the I/O request. Default is FCP_CMND_CDB_LEN(16).
+ */
+static inline u8
+bfa_cb_ioim_get_cdblen(struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+
+	return (cmnd->cmd_len);
+}
+
+
+
+#endif /* __BFA_HCB_IOIM_MACROS_H__ */
diff --git a/drivers/scsi/bfa/bfa_cee.c b/drivers/scsi/bfa/bfa_cee.c
new file mode 100644
index 000000000000..7a959c34e789
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_cee.c
@@ -0,0 +1,492 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <defs/bfa_defs_cee.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_debug.h>
+#include <cee/bfa_cee.h>
+#include <bfi/bfi_cee.h>
+#include <bfi/bfi.h>
+#include <bfa_ioc.h>
+#include <cna/bfa_cna_trcmod.h>
+
+BFA_TRC_FILE(CNA, CEE);
+
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
+
+static void     bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg);
+static void     bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s
+					   *dcbcx_stats);
+static void     bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s
+					  *lldp_stats);
+static void     bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats);
+static void     bfa_cee_format_cee_cfg(void *buffer);
+static void     bfa_cee_format_cee_stats(void *buffer);
+
+static void
+bfa_cee_format_cee_stats(void *buffer)
+{
+	struct bfa_cee_stats_s *cee_stats = buffer;
+	bfa_cee_format_dcbcx_stats(&cee_stats->dcbx_stats);
+	bfa_cee_format_lldp_stats(&cee_stats->lldp_stats);
+	bfa_cee_format_cfg_stats(&cee_stats->cfg_stats);
+}
+
+static void
+bfa_cee_format_cee_cfg(void *buffer)
+{
+	struct bfa_cee_attr_s *cee_cfg = buffer;
+	bfa_cee_format_lldp_cfg(&cee_cfg->lldp_remote);
+}
+
+static void
+bfa_cee_format_dcbcx_stats(struct bfa_cee_dcbx_stats_s *dcbcx_stats)
+{
+	dcbcx_stats->subtlvs_unrecognized =
+		bfa_os_ntohl(dcbcx_stats->subtlvs_unrecognized);
+	dcbcx_stats->negotiation_failed =
+		bfa_os_ntohl(dcbcx_stats->negotiation_failed);
+	dcbcx_stats->remote_cfg_changed =
+		bfa_os_ntohl(dcbcx_stats->remote_cfg_changed);
+	dcbcx_stats->tlvs_received = bfa_os_ntohl(dcbcx_stats->tlvs_received);
+	dcbcx_stats->tlvs_invalid = bfa_os_ntohl(dcbcx_stats->tlvs_invalid);
+	dcbcx_stats->seqno = bfa_os_ntohl(dcbcx_stats->seqno);
+	dcbcx_stats->ackno = bfa_os_ntohl(dcbcx_stats->ackno);
+	dcbcx_stats->recvd_seqno = bfa_os_ntohl(dcbcx_stats->recvd_seqno);
+	dcbcx_stats->recvd_ackno = bfa_os_ntohl(dcbcx_stats->recvd_ackno);
+}
+
+static void
+bfa_cee_format_lldp_stats(struct bfa_cee_lldp_stats_s *lldp_stats)
+{
+	lldp_stats->frames_transmitted =
+		bfa_os_ntohl(lldp_stats->frames_transmitted);
+	lldp_stats->frames_aged_out = bfa_os_ntohl(lldp_stats->frames_aged_out);
+	lldp_stats->frames_discarded =
+		bfa_os_ntohl(lldp_stats->frames_discarded);
+	lldp_stats->frames_in_error = bfa_os_ntohl(lldp_stats->frames_in_error);
+	lldp_stats->frames_rcvd = bfa_os_ntohl(lldp_stats->frames_rcvd);
+	lldp_stats->tlvs_discarded = bfa_os_ntohl(lldp_stats->tlvs_discarded);
+	lldp_stats->tlvs_unrecognized =
+		bfa_os_ntohl(lldp_stats->tlvs_unrecognized);
+}
+
+static void
+bfa_cee_format_cfg_stats(struct bfa_cee_cfg_stats_s *cfg_stats)
+{
+	cfg_stats->cee_status_down = bfa_os_ntohl(cfg_stats->cee_status_down);
+	cfg_stats->cee_status_up = bfa_os_ntohl(cfg_stats->cee_status_up);
+	cfg_stats->cee_hw_cfg_changed =
+		bfa_os_ntohl(cfg_stats->cee_hw_cfg_changed);
+	cfg_stats->recvd_invalid_cfg =
+		bfa_os_ntohl(cfg_stats->recvd_invalid_cfg);
+}
+
+static void
+bfa_cee_format_lldp_cfg(struct bfa_cee_lldp_cfg_s *lldp_cfg)
+{
+	lldp_cfg->time_to_interval = bfa_os_ntohs(lldp_cfg->time_to_interval);
+	lldp_cfg->enabled_system_cap =
+		bfa_os_ntohs(lldp_cfg->enabled_system_cap);
+}
+
+/**
+ * bfa_cee_attr_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static          u32
+bfa_cee_attr_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfa_cee_attr_s), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_cee_stats_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+static          u32
+bfa_cee_stats_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfa_cee_stats_s), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_attr_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->get_attr_status = status;
+	bfa_trc(cee, 0);
+	if (status == BFA_STATUS_OK) {
+		bfa_trc(cee, 0);
+		/*
+		 * The requested data has been copied to the DMA area, *process
+		 * it.
+		 */
+		memcpy(cee->attr, cee->attr_dma.kva,
+		       sizeof(struct bfa_cee_attr_s));
+		bfa_cee_format_cee_cfg(cee->attr);
+	}
+	cee->get_attr_pending = BFA_FALSE;
+	if (cee->cbfn.get_attr_cbfn) {
+		bfa_trc(cee, 0);
+		cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg, status);
+	}
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_get_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->get_stats_status = status;
+	bfa_trc(cee, 0);
+	if (status == BFA_STATUS_OK) {
+		bfa_trc(cee, 0);
+		/*
+		 * The requested data has been copied to the DMA area, process
+		 * it.
+		 */
+		memcpy(cee->stats, cee->stats_dma.kva,
+		       sizeof(struct bfa_cee_stats_s));
+		bfa_cee_format_cee_stats(cee->stats);
+	}
+	cee->get_stats_pending = BFA_FALSE;
+	bfa_trc(cee, 0);
+	if (cee->cbfn.get_stats_cbfn) {
+		bfa_trc(cee, 0);
+		cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg, status);
+	}
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_get_attr_isr()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_cee_reset_stats_isr(struct bfa_cee_s *cee, bfa_status_t status)
+{
+	cee->reset_stats_status = status;
+	cee->reset_stats_pending = BFA_FALSE;
+	if (cee->cbfn.reset_stats_cbfn)
+		cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg, status);
+}
+
+/**
+ * bfa_cee_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_cee_meminfo(void)
+{
+	return (bfa_cee_attr_meminfo() + bfa_cee_stats_meminfo());
+}
+
+/**
+ * bfa_cee_mem_claim()
+ *
+ *
+ * @param[in] cee CEE module pointer
+ * 	      dma_kva Kernel Virtual Address of CEE DMA Memory
+ * 	      dma_pa  Physical Address of CEE DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva, u64 dma_pa)
+{
+	cee->attr_dma.kva = dma_kva;
+	cee->attr_dma.pa = dma_pa;
+	cee->stats_dma.kva = dma_kva + bfa_cee_attr_meminfo();
+	cee->stats_dma.pa = dma_pa + bfa_cee_attr_meminfo();
+	cee->attr = (struct bfa_cee_attr_s *)dma_kva;
+	cee->stats =
+		(struct bfa_cee_stats_s *)(dma_kva + bfa_cee_attr_meminfo());
+}
+
+/**
+ * bfa_cee_get_attr()
+ *
+ *   Send the request to the f/w to fetch CEE attributes.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_attr(struct bfa_cee_s *cee, struct bfa_cee_attr_s *attr,
+		 bfa_cee_get_attr_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_cee_get_req_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+	bfa_trc(cee, 0);
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->get_attr_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->get_attr_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_get_req_s *)cee->get_cfg_mb.msg;
+	cee->attr = attr;
+	cee->cbfn.get_attr_cbfn = cbfn;
+	cee->cbfn.get_attr_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_CFG_REQ,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_dma_be_addr_set(cmd->dma_addr, cee->attr_dma.pa);
+	bfa_ioc_mbox_queue(cee->ioc, &cee->get_cfg_mb);
+	bfa_trc(cee, 0);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_get_stats()
+ *
+ *   Send the request to the f/w to fetch CEE statistics.
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_get_stats(struct bfa_cee_s *cee, struct bfa_cee_stats_s *stats,
+		  bfa_cee_get_stats_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_cee_get_req_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->get_stats_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->get_stats_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_get_req_s *)cee->get_stats_mb.msg;
+	cee->stats = stats;
+	cee->cbfn.get_stats_cbfn = cbfn;
+	cee->cbfn.get_stats_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_GET_STATS_REQ,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_dma_be_addr_set(cmd->dma_addr, cee->stats_dma.pa);
+	bfa_ioc_mbox_queue(cee->ioc, &cee->get_stats_mb);
+	bfa_trc(cee, 0);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_reset_stats()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return Status
+ */
+
+bfa_status_t
+bfa_cee_reset_stats(struct bfa_cee_s *cee, bfa_cee_reset_stats_cbfn_t cbfn,
+		    void *cbarg)
+{
+	struct bfi_cee_reset_stats_s *cmd;
+
+	bfa_assert((cee != NULL) && (cee->ioc != NULL));
+	if (!bfa_ioc_is_operational(cee->ioc)) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+	if (cee->reset_stats_pending == BFA_TRUE) {
+		bfa_trc(cee, 0);
+		return BFA_STATUS_DEVBUSY;
+	}
+	cee->reset_stats_pending = BFA_TRUE;
+	cmd = (struct bfi_cee_reset_stats_s *)cee->reset_stats_mb.msg;
+	cee->cbfn.reset_stats_cbfn = cbfn;
+	cee->cbfn.reset_stats_cbarg = cbarg;
+	bfi_h2i_set(cmd->mh, BFI_MC_CEE, BFI_CEE_H2I_RESET_STATS,
+		    bfa_ioc_portid(cee->ioc));
+	bfa_ioc_mbox_queue(cee->ioc, &cee->reset_stats_mb);
+	bfa_trc(cee, 0);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_cee_isrs()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+	union bfi_cee_i2h_msg_u *msg;
+	struct bfi_cee_get_rsp_s *get_rsp;
+	struct bfa_cee_s *cee = (struct bfa_cee_s *)cbarg;
+	msg = (union bfi_cee_i2h_msg_u *)m;
+	get_rsp = (struct bfi_cee_get_rsp_s *)m;
+	bfa_trc(cee, msg->mh.msg_id);
+	switch (msg->mh.msg_id) {
+	case BFI_CEE_I2H_GET_CFG_RSP:
+		bfa_trc(cee, get_rsp->cmd_status);
+		bfa_cee_get_attr_isr(cee, get_rsp->cmd_status);
+		break;
+	case BFI_CEE_I2H_GET_STATS_RSP:
+		bfa_cee_get_stats_isr(cee, get_rsp->cmd_status);
+		break;
+	case BFI_CEE_I2H_RESET_STATS_RSP:
+		bfa_cee_reset_stats_isr(cee, get_rsp->cmd_status);
+		break;
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * bfa_cee_hbfail()
+ *
+ *
+ * @param[in] Pointer to the CEE module data structure.
+ *
+ * @return void
+ */
+
+void
+bfa_cee_hbfail(void *arg)
+{
+	struct bfa_cee_s *cee;
+	cee = (struct bfa_cee_s *)arg;
+
+	if (cee->get_attr_pending == BFA_TRUE) {
+		cee->get_attr_status = BFA_STATUS_FAILED;
+		cee->get_attr_pending = BFA_FALSE;
+		if (cee->cbfn.get_attr_cbfn) {
+			cee->cbfn.get_attr_cbfn(cee->cbfn.get_attr_cbarg,
+						BFA_STATUS_FAILED);
+		}
+	}
+	if (cee->get_stats_pending == BFA_TRUE) {
+		cee->get_stats_status = BFA_STATUS_FAILED;
+		cee->get_stats_pending = BFA_FALSE;
+		if (cee->cbfn.get_stats_cbfn) {
+			cee->cbfn.get_stats_cbfn(cee->cbfn.get_stats_cbarg,
+						 BFA_STATUS_FAILED);
+		}
+	}
+	if (cee->reset_stats_pending == BFA_TRUE) {
+		cee->reset_stats_status = BFA_STATUS_FAILED;
+		cee->reset_stats_pending = BFA_FALSE;
+		if (cee->cbfn.reset_stats_cbfn) {
+			cee->cbfn.reset_stats_cbfn(cee->cbfn.reset_stats_cbarg,
+						   BFA_STATUS_FAILED);
+		}
+	}
+}
+
+/**
+ * bfa_cee_attach()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ *            ioc - Pointer to the ioc module data structure
+ *            dev - Pointer to the device driver module data structure
+ *                  The device driver specific mbox ISR functions have
+ *                  this pointer as one of the parameters.
+ *            trcmod -
+ *            logmod -
+ *
+ * @return void
+ */
+void
+bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev,
+	       struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
+{
+	bfa_assert(cee != NULL);
+	cee->dev = dev;
+	cee->trcmod = trcmod;
+	cee->logmod = logmod;
+	cee->ioc = ioc;
+
+	bfa_ioc_mbox_regisr(cee->ioc, BFI_MC_CEE, bfa_cee_isr, cee);
+	bfa_ioc_hbfail_init(&cee->hbfail, bfa_cee_hbfail, cee);
+	bfa_ioc_hbfail_register(cee->ioc, &cee->hbfail);
+	bfa_trc(cee, 0);
+}
+
+/**
+ * bfa_cee_detach()
+ *
+ *
+ * @param[in] cee - Pointer to the CEE module data structure
+ *
+ * @return void
+ */
+void
+bfa_cee_detach(struct bfa_cee_s *cee)
+{
+	/*
+	 * For now, just check if there is some ioctl pending and mark that as
+	 * failed?
+	 */
+	/* bfa_cee_hbfail(cee); */
+}
diff --git a/drivers/scsi/bfa/bfa_core.c b/drivers/scsi/bfa/bfa_core.c
new file mode 100644
index 000000000000..44e2d1155c51
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_core.c
@@ -0,0 +1,402 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <defs/bfa_defs_pci.h>
+#include <cs/bfa_debug.h>
+#include <bfa_iocfc.h>
+
+#define DEF_CFG_NUM_FABRICS         1
+#define DEF_CFG_NUM_LPORTS          256
+#define DEF_CFG_NUM_CQS             4
+#define DEF_CFG_NUM_IOIM_REQS       (BFA_IOIM_MAX)
+#define DEF_CFG_NUM_TSKIM_REQS      128
+#define DEF_CFG_NUM_FCXP_REQS       64
+#define DEF_CFG_NUM_UF_BUFS         64
+#define DEF_CFG_NUM_RPORTS          1024
+#define DEF_CFG_NUM_ITNIMS          (DEF_CFG_NUM_RPORTS)
+#define DEF_CFG_NUM_TINS            256
+
+#define DEF_CFG_NUM_SGPGS           2048
+#define DEF_CFG_NUM_REQQ_ELEMS      256
+#define DEF_CFG_NUM_RSPQ_ELEMS      64
+#define DEF_CFG_NUM_SBOOT_TGTS      16
+#define DEF_CFG_NUM_SBOOT_LUNS      16
+
+/**
+ * Use this function query the memory requirement of the BFA library.
+ * This function needs to be called before bfa_attach() to get the
+ * memory required of the BFA layer for a given driver configuration.
+ *
+ * This call will fail, if the cap is out of range compared to pre-defined
+ * values within the BFA library
+ *
+ * @param[in] cfg - 	pointer to bfa_ioc_cfg_t. Driver layer should indicate
+ * 			its configuration in this structure.
+ *			The default values for struct bfa_iocfc_cfg_s can be
+ *			fetched using bfa_cfg_get_default() API.
+ *
+ * 			If cap's boundary check fails, the library will use
+ *			the default bfa_cap_t values (and log a warning msg).
+ *
+ * @param[out] meminfo - pointer to bfa_meminfo_t. This content
+ * 			indicates the memory type (see bfa_mem_type_t) and
+ *			amount of memory required.
+ *
+ *			Driver should allocate the memory, populate the
+ *			starting address for each block and provide the same
+ *			structure as input parameter to bfa_attach() call.
+ *
+ * @return void
+ *
+ * Special Considerations: @note
+ */
+void
+bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo)
+{
+	int             i;
+	u32        km_len = 0, dm_len = 0;
+
+	bfa_assert((cfg != NULL) && (meminfo != NULL));
+
+	bfa_os_memset((void *)meminfo, 0, sizeof(struct bfa_meminfo_s));
+	meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_type =
+		BFA_MEM_TYPE_KVA;
+	meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_type =
+		BFA_MEM_TYPE_DMA;
+
+	bfa_iocfc_meminfo(cfg, &km_len, &dm_len);
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->meminfo(cfg, &km_len, &dm_len);
+
+
+	meminfo->meminfo[BFA_MEM_TYPE_KVA - 1].mem_len = km_len;
+	meminfo->meminfo[BFA_MEM_TYPE_DMA - 1].mem_len = dm_len;
+}
+
+/**
+ * Use this function to do attach the driver instance with the BFA
+ * library. This function will not trigger any HW initialization
+ * process (which will be done in bfa_init() call)
+ *
+ * This call will fail, if the cap is out of range compared to
+ * pre-defined values within the BFA library
+ *
+ * @param[out]	bfa	Pointer to bfa_t.
+ * @param[in]	bfad 	Opaque handle back to the driver's IOC structure
+ * @param[in]	cfg	Pointer to bfa_ioc_cfg_t. Should be same structure
+ * 			that was used in bfa_cfg_get_meminfo().
+ * @param[in] 	meminfo Pointer to bfa_meminfo_t. The driver should
+ * 			use the bfa_cfg_get_meminfo() call to
+ * 			find the memory blocks required, allocate the
+ * 			required memory and provide the starting addresses.
+ * @param[in] 	pcidev	pointer to struct bfa_pcidev_s
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ *
+ */
+void
+bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+	       struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	int             i;
+	struct bfa_mem_elem_s *melem;
+
+	bfa->fcs = BFA_FALSE;
+
+	bfa_assert((cfg != NULL) && (meminfo != NULL));
+
+	/**
+	 * initialize all memory pointers for iterative allocation
+	 */
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		melem = meminfo->meminfo + i;
+		melem->kva_curp = melem->kva;
+		melem->dma_curp = melem->dma;
+	}
+
+	bfa_iocfc_attach(bfa, bfad, cfg, meminfo, pcidev);
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->attach(bfa, bfad, cfg, meminfo, pcidev);
+
+}
+
+/**
+ * Use this function to delete a BFA IOC. IOC should be stopped (by
+ * calling bfa_stop()) before this function call.
+ *
+ * @param[in] bfa - pointer to bfa_t.
+ *
+ * @return
+ * void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_detach(struct bfa_s *bfa)
+{
+	int	i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->detach(bfa);
+
+	bfa_iocfc_detach(bfa);
+}
+
+
+void
+bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod)
+{
+	bfa->trcmod = trcmod;
+}
+
+
+void
+bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod)
+{
+	bfa->logm = logmod;
+}
+
+
+void
+bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen)
+{
+	bfa->aen = aen;
+}
+
+void
+bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog)
+{
+	bfa->plog = plog;
+}
+
+/**
+ * Initialize IOC.
+ *
+ * This function will return immediately, when the IOC initialization is
+ * completed, the bfa_cb_init() will be called.
+ *
+ * @param[in]	bfa	instance
+ *
+ * @return void
+ *
+ * Special Considerations:
+ *
+ * @note
+ * When this function returns, the driver should register the interrupt service
+ * routine(s) and enable the device interrupts. If this is not done,
+ * bfa_cb_init() will never get called
+ */
+void
+bfa_init(struct bfa_s *bfa)
+{
+	bfa_iocfc_init(bfa);
+}
+
+/**
+ * Use this function initiate the IOC configuration setup. This function
+ * will return immediately.
+ *
+ * @param[in]	bfa	instance
+ *
+ * @return None
+ */
+void
+bfa_start(struct bfa_s *bfa)
+{
+	bfa_iocfc_start(bfa);
+}
+
+/**
+ * Use this function quiese the IOC. This function will return immediately,
+ * when the IOC is actually stopped, the bfa_cb_stop() will be called.
+ *
+ * @param[in] 	bfa - pointer to bfa_t.
+ *
+ * @return None
+ *
+ * Special Considerations:
+ * bfa_cb_stop() could be called before or after bfa_stop() returns.
+ *
+ * @note
+ * In case of any failure, we could handle it automatically by doing a
+ * reset and then succeed the bfa_stop() call.
+ */
+void
+bfa_stop(struct bfa_s *bfa)
+{
+	bfa_iocfc_stop(bfa);
+}
+
+void
+bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	INIT_LIST_HEAD(comp_q);
+	list_splice_tail_init(&bfa->comp_q, comp_q);
+}
+
+void
+bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	struct list_head        *qe;
+	struct list_head        *qen;
+	struct bfa_cb_qe_s   *hcb_qe;
+
+	list_for_each_safe(qe, qen, comp_q) {
+		hcb_qe = (struct bfa_cb_qe_s *) qe;
+		hcb_qe->cbfn(hcb_qe->cbarg, BFA_TRUE);
+	}
+}
+
+void
+bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q)
+{
+	struct list_head        *qe;
+	struct bfa_cb_qe_s   *hcb_qe;
+
+	while (!list_empty(comp_q)) {
+		bfa_q_deq(comp_q, &qe);
+		hcb_qe = (struct bfa_cb_qe_s *) qe;
+		hcb_qe->cbfn(hcb_qe->cbarg, BFA_FALSE);
+	}
+}
+
+void
+bfa_attach_fcs(struct bfa_s *bfa)
+{
+	bfa->fcs = BFA_TRUE;
+}
+
+/**
+ * Periodic timer heart beat from driver
+ */
+void
+bfa_timer_tick(struct bfa_s *bfa)
+{
+	bfa_timer_beat(&bfa->timer_mod);
+}
+
+#ifndef BFA_BIOS_BUILD
+/**
+ * Return the list of PCI vendor/device id lists supported by this
+ * BFA instance.
+ */
+void
+bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids)
+{
+	static struct bfa_pciid_s __pciids[] = {
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G2P},
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_FC_8G1P},
+		{BFA_PCI_VENDOR_ID_BROCADE, BFA_PCI_DEVICE_ID_CT},
+	};
+
+	*npciids = sizeof(__pciids) / sizeof(__pciids[0]);
+	*pciids = __pciids;
+}
+
+/**
+ * Use this function query the default struct bfa_iocfc_cfg_s value (compiled
+ * into BFA layer). The OS driver can then turn back and overwrite entries that
+ * have been configured by the user.
+ *
+ * @param[in] cfg - pointer to bfa_ioc_cfg_t
+ *
+ * @return
+ *	void
+ *
+ * Special Considerations:
+ * 	note
+ */
+void
+bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg)
+{
+	cfg->fwcfg.num_fabrics = DEF_CFG_NUM_FABRICS;
+	cfg->fwcfg.num_lports = DEF_CFG_NUM_LPORTS;
+	cfg->fwcfg.num_rports = DEF_CFG_NUM_RPORTS;
+	cfg->fwcfg.num_ioim_reqs = DEF_CFG_NUM_IOIM_REQS;
+	cfg->fwcfg.num_tskim_reqs = DEF_CFG_NUM_TSKIM_REQS;
+	cfg->fwcfg.num_fcxp_reqs = DEF_CFG_NUM_FCXP_REQS;
+	cfg->fwcfg.num_uf_bufs = DEF_CFG_NUM_UF_BUFS;
+	cfg->fwcfg.num_cqs = DEF_CFG_NUM_CQS;
+
+	cfg->drvcfg.num_reqq_elems = DEF_CFG_NUM_REQQ_ELEMS;
+	cfg->drvcfg.num_rspq_elems = DEF_CFG_NUM_RSPQ_ELEMS;
+	cfg->drvcfg.num_sgpgs = DEF_CFG_NUM_SGPGS;
+	cfg->drvcfg.num_sboot_tgts = DEF_CFG_NUM_SBOOT_TGTS;
+	cfg->drvcfg.num_sboot_luns = DEF_CFG_NUM_SBOOT_LUNS;
+	cfg->drvcfg.path_tov = BFA_FCPIM_PATHTOV_DEF;
+	cfg->drvcfg.ioc_recover = BFA_FALSE;
+	cfg->drvcfg.delay_comp = BFA_FALSE;
+
+}
+
+void
+bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg)
+{
+	bfa_cfg_get_default(cfg);
+	cfg->fwcfg.num_ioim_reqs   = BFA_IOIM_MIN;
+	cfg->fwcfg.num_tskim_reqs  = BFA_TSKIM_MIN;
+	cfg->fwcfg.num_fcxp_reqs   = BFA_FCXP_MIN;
+	cfg->fwcfg.num_uf_bufs     = BFA_UF_MIN;
+	cfg->fwcfg.num_rports      = BFA_RPORT_MIN;
+
+	cfg->drvcfg.num_sgpgs      = BFA_SGPG_MIN;
+	cfg->drvcfg.num_reqq_elems = BFA_REQQ_NELEMS_MIN;
+	cfg->drvcfg.num_rspq_elems = BFA_RSPQ_NELEMS_MIN;
+	cfg->drvcfg.min_cfg        = BFA_TRUE;
+}
+
+void
+bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr)
+{
+	bfa_ioc_get_attr(&bfa->ioc, ioc_attr);
+}
+
+/**
+ * Retrieve firmware trace information on IOC failure.
+ */
+bfa_status_t
+bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen)
+{
+	return bfa_ioc_debug_fwsave(&bfa->ioc, trcdata, trclen);
+}
+
+/**
+ * 		Fetch firmware trace data.
+ *
+ * @param[in]		bfa			BFA instance
+ * @param[out]		trcdata		Firmware trace buffer
+ * @param[in,out]	trclen		Firmware trace buffer len
+ *
+ * @retval BFA_STATUS_OK			Firmware trace is fetched.
+ * @retval BFA_STATUS_INPROGRESS	Firmware trace fetch is in progress.
+ */
+bfa_status_t
+bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen)
+{
+	return bfa_ioc_debug_fwtrc(&bfa->ioc, trcdata, trclen);
+}
+#endif
diff --git a/drivers/scsi/bfa/bfa_csdebug.c b/drivers/scsi/bfa/bfa_csdebug.c
new file mode 100644
index 000000000000..1b71d349451a
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_csdebug.c
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_debug.h>
+#include <bfa_os_inc.h>
+#include <cs/bfa_q.h>
+#include <log/bfa_log_hal.h>
+
+/**
+ *  cs_debug_api
+ */
+
+
+void
+bfa_panic(int line, char *file, char *panicstr)
+{
+	bfa_log(NULL, BFA_LOG_HAL_ASSERT, file, line, panicstr);
+	bfa_os_panic();
+}
+
+void
+bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event)
+{
+	bfa_log(logm, BFA_LOG_HAL_SM_ASSERT, file, line, event);
+	bfa_os_panic();
+}
+
+int
+bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe)
+{
+	struct list_head        *tqe;
+
+	tqe = bfa_q_next(q);
+	while (tqe != q) {
+		if (tqe == qe)
+			return (1);
+		tqe = bfa_q_next(tqe);
+		if (tqe == NULL)
+			break;
+	}
+	return (0);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcpim.c b/drivers/scsi/bfa/bfa_fcpim.c
new file mode 100644
index 000000000000..401babe3494e
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcpim.c
@@ -0,0 +1,175 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <log/bfa_log_hal.h>
+
+BFA_TRC_FILE(HAL, FCPIM);
+BFA_MODULE(fcpim);
+
+/**
+ *  hal_fcpim_mod BFA FCP Initiator Mode module
+ */
+
+/**
+ * 		Compute and return memory needed by FCP(im) module.
+ */
+static void
+bfa_fcpim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	bfa_itnim_meminfo(cfg, km_len, dm_len);
+
+	/**
+	 * IO memory
+	 */
+	if (cfg->fwcfg.num_ioim_reqs < BFA_IOIM_MIN)
+		cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MIN;
+	else if (cfg->fwcfg.num_ioim_reqs > BFA_IOIM_MAX)
+		cfg->fwcfg.num_ioim_reqs = BFA_IOIM_MAX;
+
+	*km_len += cfg->fwcfg.num_ioim_reqs *
+	  (sizeof(struct bfa_ioim_s) + sizeof(struct bfa_ioim_sp_s));
+
+	*dm_len += cfg->fwcfg.num_ioim_reqs * BFI_IOIM_SNSLEN;
+
+	/**
+	 * task management command memory
+	 */
+	if (cfg->fwcfg.num_tskim_reqs < BFA_TSKIM_MIN)
+		cfg->fwcfg.num_tskim_reqs = BFA_TSKIM_MIN;
+	*km_len += cfg->fwcfg.num_tskim_reqs * sizeof(struct bfa_tskim_s);
+}
+
+
+static void
+bfa_fcpim_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		     struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_trc(bfa, cfg->drvcfg.path_tov);
+	bfa_trc(bfa, cfg->fwcfg.num_rports);
+	bfa_trc(bfa, cfg->fwcfg.num_ioim_reqs);
+	bfa_trc(bfa, cfg->fwcfg.num_tskim_reqs);
+
+	fcpim->bfa            = bfa;
+	fcpim->num_itnims     = cfg->fwcfg.num_rports;
+	fcpim->num_ioim_reqs  = cfg->fwcfg.num_ioim_reqs;
+	fcpim->num_tskim_reqs = cfg->fwcfg.num_tskim_reqs;
+	fcpim->path_tov       = cfg->drvcfg.path_tov;
+	fcpim->delay_comp	  = cfg->drvcfg.delay_comp;
+
+	bfa_itnim_attach(fcpim, meminfo);
+	bfa_tskim_attach(fcpim, meminfo);
+	bfa_ioim_attach(fcpim, meminfo);
+}
+
+static void
+bfa_fcpim_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_detach(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_ioim_detach(fcpim);
+	bfa_tskim_detach(fcpim);
+}
+
+static void
+bfa_fcpim_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcpim_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_itnim_s *itnim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &fcpim->itnim_q) {
+		itnim = (struct bfa_itnim_s *) qe;
+		bfa_itnim_iocdisable(itnim);
+	}
+}
+
+void
+bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	fcpim->path_tov = path_tov * 1000;
+	if (fcpim->path_tov > BFA_FCPIM_PATHTOV_MAX)
+		fcpim->path_tov = BFA_FCPIM_PATHTOV_MAX;
+}
+
+u16
+bfa_fcpim_path_tov_get(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	return (fcpim->path_tov / 1000);
+}
+
+bfa_status_t
+bfa_fcpim_get_modstats(struct bfa_s *bfa, struct bfa_fcpim_stats_s *modstats)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	*modstats = fcpim->stats;
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcpim_clr_modstats(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	memset(&fcpim->stats, 0, sizeof(struct bfa_fcpim_stats_s));
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	bfa_assert(q_depth <= BFA_IOCFC_QDEPTH_MAX);
+
+	fcpim->q_depth = q_depth;
+}
+
+u16
+bfa_fcpim_qdepth_get(struct bfa_s *bfa)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+
+	return (fcpim->q_depth);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcpim_priv.h b/drivers/scsi/bfa/bfa_fcpim_priv.h
new file mode 100644
index 000000000000..153206cfb37a
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcpim_priv.h
@@ -0,0 +1,188 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPIM_PRIV_H__
+#define __BFA_FCPIM_PRIV_H__
+
+#include <bfa_fcpim.h>
+#include <defs/bfa_defs_fcpim.h>
+#include <cs/bfa_wc.h>
+#include "bfa_sgpg_priv.h"
+
+#define BFA_ITNIM_MIN   32
+#define BFA_ITNIM_MAX   1024
+
+#define BFA_IOIM_MIN    8
+#define BFA_IOIM_MAX    2000
+
+#define BFA_TSKIM_MIN   4
+#define BFA_TSKIM_MAX   512
+#define BFA_FCPIM_PATHTOV_DEF	(30 * 1000)	/* in millisecs */
+#define BFA_FCPIM_PATHTOV_MAX	(90 * 1000)	/* in millisecs */
+
+#define bfa_fcpim_stats(__fcpim, __stats)   \
+    (__fcpim)->stats.__stats ++
+
+struct bfa_fcpim_mod_s {
+	struct bfa_s 	*bfa;
+	struct bfa_itnim_s 	*itnim_arr;
+	struct bfa_ioim_s 	*ioim_arr;
+	struct bfa_ioim_sp_s *ioim_sp_arr;
+	struct bfa_tskim_s 	*tskim_arr;
+	struct bfa_dma_s	snsbase;
+	int			num_itnims;
+	int			num_ioim_reqs;
+	int			num_tskim_reqs;
+	u32		path_tov;
+	u16		q_depth;
+	u16		rsvd;
+	struct list_head 	itnim_q;        /*  queue of active itnim    */
+	struct list_head 	ioim_free_q;    /*  free IO resources        */
+	struct list_head 	ioim_resfree_q; /*  IOs waiting for f/w      */
+	struct list_head 	ioim_comp_q;    /*  IO global comp Q         */
+	struct list_head 	tskim_free_q;
+	u32	ios_active;	/*  current active IOs	      */
+	u32	delay_comp;
+	struct bfa_fcpim_stats_s stats;
+};
+
+struct bfa_ioim_s;
+struct bfa_tskim_s;
+
+/**
+ * BFA IO (initiator mode)
+ */
+struct bfa_ioim_s {
+	struct list_head qe;		/*  queue elememt            */
+	bfa_sm_t		sm; 	/*  BFA ioim state machine   */
+	struct bfa_s 	        *bfa;	/*  BFA module               */
+	struct bfa_fcpim_mod_s	*fcpim;	/*  parent fcpim module      */
+	struct bfa_itnim_s 	*itnim;	/*  i-t-n nexus for this IO  */
+	struct bfad_ioim_s 	*dio;	/*  driver IO handle         */
+	u16	iotag;		/*  FWI IO tag               */
+	u16	abort_tag;	/*  unqiue abort request tag */
+	u16	nsges;		/*  number of SG elements    */
+	u16	nsgpgs;		/*  number of SG pages       */
+	struct bfa_sgpg_s *sgpg;	/*  first SG page            */
+	struct list_head sgpg_q;		/*  allocated SG pages       */
+	struct bfa_cb_qe_s hcb_qe;	/*  bfa callback qelem       */
+	bfa_cb_cbfn_t io_cbfn;		/*  IO completion handler    */
+	struct bfa_ioim_sp_s *iosp;	/*  slow-path IO handling    */
+};
+
+struct bfa_ioim_sp_s {
+	struct bfi_msg_s 	comp_rspmsg;	/*  IO comp f/w response     */
+	u8			*snsinfo;	/*  sense info for this IO   */
+	struct bfa_sgpg_wqe_s sgpg_wqe;	/*  waitq elem for sgpg      */
+	struct bfa_reqq_wait_s reqq_wait;	/*  to wait for room in reqq */
+	bfa_boolean_t		abort_explicit;	/*  aborted by OS            */
+	struct bfa_tskim_s	*tskim;		/*  Relevant TM cmd          */
+};
+
+/**
+ * BFA Task management command (initiator mode)
+ */
+struct bfa_tskim_s {
+	struct list_head          qe;
+	bfa_sm_t		sm;
+	struct bfa_s            *bfa;        /*  BFA module  */
+	struct bfa_fcpim_mod_s  *fcpim;      /*  parent fcpim module      */
+	struct bfa_itnim_s      *itnim;      /*  i-t-n nexus for this IO  */
+	struct bfad_tskim_s         *dtsk;   /*  driver task mgmt cmnd    */
+	bfa_boolean_t        notify;         /*  notify itnim on TM comp  */
+	lun_t                lun;            /*  lun if applicable        */
+	enum fcp_tm_cmnd        tm_cmnd;     /*  task management command  */
+	u16             tsk_tag;        /*  FWI IO tag               */
+	u8              tsecs;          /*  timeout in seconds       */
+	struct bfa_reqq_wait_s  reqq_wait;   /*  to wait for room in reqq */
+	struct list_head              io_q;    /*  queue of affected IOs    */
+	struct bfa_wc_s             wc;      /*  waiting counter          */
+	struct bfa_cb_qe_s	hcb_qe;      /*  bfa callback qelem       */
+	enum bfi_tskim_status   tsk_status;  /*  TM status                */
+};
+
+/**
+ * BFA i-t-n (initiator mode)
+ */
+struct bfa_itnim_s {
+	struct list_head    qe;		/*  queue element               */
+	bfa_sm_t	  sm;		/*  i-t-n im BFA state machine  */
+	struct bfa_s      *bfa;		/*  bfa instance                */
+	struct bfa_rport_s *rport;	/*  bfa rport                   */
+	void           *ditn;		/*  driver i-t-n structure      */
+	struct bfi_mhdr_s      mhdr;	/*  pre-built mhdr              */
+	u8         msg_no;		/*  itnim/rport firmware handle */
+	u8         reqq;		/*  CQ for requests             */
+	struct bfa_cb_qe_s    hcb_qe;	/*  bfa callback qelem          */
+	struct list_head pending_q;	/*  queue of pending IO requests*/
+	struct list_head io_q;		/*  queue of active IO requests */
+	struct list_head io_cleanup_q;	/*  IO being cleaned up         */
+	struct list_head tsk_q;		/*  queue of active TM commands */
+	struct list_head  delay_comp_q;/*  queue of failed inflight cmds */
+	bfa_boolean_t   seq_rec;	/*  SQER supported              */
+	bfa_boolean_t   is_online;	/*  itnim is ONLINE for IO      */
+	bfa_boolean_t   iotov_active;	/*  IO TOV timer is active	 */
+	struct bfa_wc_s        wc;	/*  waiting counter             */
+	struct bfa_timer_s timer;	/*  pending IO TOV		 */
+	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq */
+	struct bfa_fcpim_mod_s *fcpim;	/*  fcpim module                */
+	struct bfa_itnim_hal_stats_s	stats;
+};
+
+#define bfa_itnim_is_online(_itnim) (_itnim)->is_online
+#define BFA_FCPIM_MOD(_hal) (&(_hal)->modules.fcpim_mod)
+#define BFA_IOIM_FROM_TAG(_fcpim, _iotag)	\
+	(&fcpim->ioim_arr[_iotag])
+#define BFA_TSKIM_FROM_TAG(_fcpim, _tmtag)                  \
+    (&fcpim->tskim_arr[_tmtag & (fcpim->num_tskim_reqs - 1)])
+
+/*
+ * function prototypes
+ */
+void            bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim,
+				    struct bfa_meminfo_s *minfo);
+void            bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_ioim_good_comp_isr(struct bfa_s *bfa,
+					struct bfi_msg_s *msg);
+void            bfa_ioim_cleanup(struct bfa_ioim_s *ioim);
+void            bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim,
+					struct bfa_tskim_s *tskim);
+void            bfa_ioim_iocdisable(struct bfa_ioim_s *ioim);
+void            bfa_ioim_tov(struct bfa_ioim_s *ioim);
+
+void            bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim,
+				     struct bfa_meminfo_s *minfo);
+void            bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_tskim_iodone(struct bfa_tskim_s *tskim);
+void            bfa_tskim_iocdisable(struct bfa_tskim_s *tskim);
+void            bfa_tskim_cleanup(struct bfa_tskim_s *tskim);
+
+void            bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+				      u32 *dm_len);
+void            bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim,
+				     struct bfa_meminfo_s *minfo);
+void            bfa_itnim_detach(struct bfa_fcpim_mod_s *fcpim);
+void            bfa_itnim_iocdisable(struct bfa_itnim_s *itnim);
+void            bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+void            bfa_itnim_iodone(struct bfa_itnim_s *itnim);
+void            bfa_itnim_tskdone(struct bfa_itnim_s *itnim);
+bfa_boolean_t   bfa_itnim_hold_io(struct bfa_itnim_s *itnim);
+
+#endif /* __BFA_FCPIM_PRIV_H__ */
+
diff --git a/drivers/scsi/bfa/bfa_fcport.c b/drivers/scsi/bfa/bfa_fcport.c
new file mode 100644
index 000000000000..992435987deb
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcport.c
@@ -0,0 +1,1671 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_pport.h>
+#include <cs/bfa_debug.h>
+#include <aen/bfa_aen.h>
+#include <cs/bfa_plog.h>
+#include <aen/bfa_aen_port.h>
+
+BFA_TRC_FILE(HAL, PPORT);
+BFA_MODULE(pport);
+
+#define bfa_pport_callback(__pport, __event) do {			\
+	if ((__pport)->bfa->fcs) {      \
+		(__pport)->event_cbfn((__pport)->event_cbarg, (__event));      \
+	} else {							\
+		(__pport)->hcb_event = (__event);      \
+		bfa_cb_queue((__pport)->bfa, &(__pport)->hcb_qe,	\
+		__bfa_cb_port_event, (__pport));      \
+	}								\
+} while (0)
+
+/*
+ * The port is considered disabled if corresponding physical port or IOC are
+ * disabled explicitly
+ */
+#define BFA_PORT_IS_DISABLED(bfa) \
+	((bfa_pport_is_disabled(bfa) == BFA_TRUE) || \
+	(bfa_ioc_is_disabled(&bfa->ioc) == BFA_TRUE))
+
+/*
+ * forward declarations
+ */
+static bfa_boolean_t bfa_pport_send_enable(struct bfa_pport_s *port);
+static bfa_boolean_t bfa_pport_send_disable(struct bfa_pport_s *port);
+static void     bfa_pport_update_linkinfo(struct bfa_pport_s *pport);
+static void     bfa_pport_reset_linkinfo(struct bfa_pport_s *pport);
+static void     bfa_pport_set_wwns(struct bfa_pport_s *port);
+static void     __bfa_cb_port_event(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_port_stats(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_port_stats_clr(void *cbarg, bfa_boolean_t complete);
+static void     bfa_port_stats_timeout(void *cbarg);
+static void     bfa_port_stats_clr_timeout(void *cbarg);
+
+/**
+ *  bfa_pport_private
+ */
+
+/**
+ * BFA port state machine events
+ */
+enum bfa_pport_sm_event {
+	BFA_PPORT_SM_START = 1,	/*  start port state machine */
+	BFA_PPORT_SM_STOP = 2,	/*  stop port state machine */
+	BFA_PPORT_SM_ENABLE = 3,	/*  enable port */
+	BFA_PPORT_SM_DISABLE = 4,	/*  disable port state machine */
+	BFA_PPORT_SM_FWRSP = 5,	/*  firmware enable/disable rsp */
+	BFA_PPORT_SM_LINKUP = 6,	/*  firmware linkup event */
+	BFA_PPORT_SM_LINKDOWN = 7,	/*  firmware linkup down */
+	BFA_PPORT_SM_QRESUME = 8,	/*  CQ space available */
+	BFA_PPORT_SM_HWFAIL = 9,	/*  IOC h/w failure */
+};
+
+static void     bfa_pport_sm_uninit(struct bfa_pport_s *pport,
+				    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_enabling_qwait(struct bfa_pport_s *pport,
+					    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_enabling(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_linkdown(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_linkup(struct bfa_pport_s *pport,
+				    enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabling(struct bfa_pport_s *pport,
+				       enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabling_qwait(struct bfa_pport_s *pport,
+					     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_disabled(struct bfa_pport_s *pport,
+				      enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_stopped(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_iocdown(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+static void     bfa_pport_sm_iocfail(struct bfa_pport_s *pport,
+				     enum bfa_pport_sm_event event);
+
+static struct bfa_sm_table_s hal_pport_sm_table[] = {
+	{BFA_SM(bfa_pport_sm_uninit), BFA_PPORT_ST_UNINIT},
+	{BFA_SM(bfa_pport_sm_enabling_qwait), BFA_PPORT_ST_ENABLING_QWAIT},
+	{BFA_SM(bfa_pport_sm_enabling), BFA_PPORT_ST_ENABLING},
+	{BFA_SM(bfa_pport_sm_linkdown), BFA_PPORT_ST_LINKDOWN},
+	{BFA_SM(bfa_pport_sm_linkup), BFA_PPORT_ST_LINKUP},
+	{BFA_SM(bfa_pport_sm_disabling_qwait),
+	 BFA_PPORT_ST_DISABLING_QWAIT},
+	{BFA_SM(bfa_pport_sm_disabling), BFA_PPORT_ST_DISABLING},
+	{BFA_SM(bfa_pport_sm_disabled), BFA_PPORT_ST_DISABLED},
+	{BFA_SM(bfa_pport_sm_stopped), BFA_PPORT_ST_STOPPED},
+	{BFA_SM(bfa_pport_sm_iocdown), BFA_PPORT_ST_IOCDOWN},
+	{BFA_SM(bfa_pport_sm_iocfail), BFA_PPORT_ST_IOCDOWN},
+};
+
+static void
+bfa_pport_aen_post(struct bfa_pport_s *pport, enum bfa_port_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = pport->bfa->logm;
+	wwn_t           pwwn = pport->pwwn;
+	char            pwwn_ptr[BFA_STRING_32];
+	struct bfa_ioc_attr_s ioc_attr;
+
+	wwn2str(pwwn_ptr, pwwn);
+	switch (event) {
+	case BFA_PORT_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_PORT_ONLINE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_PORT_OFFLINE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_ENABLE:
+		bfa_log(logmod, BFA_AEN_PORT_ENABLE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_DISABLE:
+		bfa_log(logmod, BFA_AEN_PORT_DISABLE, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_PORT_DISCONNECT, pwwn_ptr);
+		break;
+	case BFA_PORT_AEN_QOS_NEG:
+		bfa_log(logmod, BFA_AEN_PORT_QOS_NEG, pwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	bfa_ioc_get_attr(&pport->bfa->ioc, &ioc_attr);
+	aen_data.port.ioc_type = ioc_attr.ioc_type;
+	aen_data.port.pwwn = pwwn;
+}
+
+static void
+bfa_pport_sm_uninit(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		/**
+		 * Start event after IOC is configured and BFA is started.
+		 */
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Port is persistently configured to be in enabled state. Do
+		 * not change state. Port enabling is done when START event is
+		 * received.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * If a port is persistently configured to be disabled, the
+		 * first event will a port disable request.
+		 */
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_enabling_qwait(struct bfa_pport_s *pport,
+			    enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_QRESUME:
+		bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		bfa_pport_send_enable(pport);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enable is in progress.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Just send disable request to firmware when room becomes
+		 * available in request queue.
+		 */
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_enabling(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_FWRSP:
+	case BFA_PPORT_SM_LINKDOWN:
+		bfa_sm_set_state(pport, bfa_pport_sm_linkdown);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+		bfa_pport_update_linkinfo(pport);
+		bfa_sm_set_state(pport, bfa_pport_sm_linkup);
+
+		bfa_assert(pport->event_cbfn);
+		bfa_pport_callback(pport, BFA_PPORT_LINKUP);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already being enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_linkdown(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_LINKUP:
+		bfa_pport_update_linkinfo(pport);
+		bfa_sm_set_state(pport, bfa_pport_sm_linkup);
+		bfa_assert(pport->event_cbfn);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkup");
+		bfa_pport_callback(pport, BFA_PPORT_LINKUP);
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ONLINE);
+		/**
+		 * If QoS is enabled and it is not online,
+		 * Send a separate event.
+		 */
+		if ((pport->cfg.qos_enabled)
+		    && (bfa_os_ntohl(pport->qos_attr.state) != BFA_QOS_ONLINE))
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_QOS_NEG);
+
+		break;
+
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link down event.
+		 */
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_linkup(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_ENABLE:
+		/**
+		 * Already enabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		if (bfa_pport_send_disable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_disabling_qwait);
+
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_DISABLE, 0, "Port Disable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_DISABLE);
+		break;
+
+	case BFA_PPORT_SM_LINKDOWN:
+		bfa_sm_set_state(pport, bfa_pport_sm_linkdown);
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ST_CHANGE, 0, "Port Linkdown");
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		bfa_pport_reset_linkinfo(pport);
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		bfa_pport_reset_linkinfo(pport);
+		bfa_pport_callback(pport, BFA_PPORT_LINKDOWN);
+		if (BFA_PORT_IS_DISABLED(pport->bfa)) {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_OFFLINE);
+		} else {
+			bfa_pport_aen_post(pport, BFA_PORT_AEN_DISCONNECT);
+		}
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabling_qwait(struct bfa_pport_s *pport,
+			     enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_QRESUME:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabling);
+		bfa_pport_send_disable(pport);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already being disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		bfa_reqq_wcancel(&pport->reqq_wait);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabling(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_FWRSP:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already being disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ENABLE);
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_LINKUP:
+	case BFA_PPORT_SM_LINKDOWN:
+		/**
+		 * Possible to get link events when doing back-to-back
+		 * enable/disables.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_disabled(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		/**
+		 * Ignore start event for a port that is disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_STOP:
+		bfa_sm_set_state(pport, bfa_pport_sm_stopped);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+
+		bfa_plog_str(pport->bfa->plog, BFA_PL_MID_HAL,
+			     BFA_PL_EID_PORT_ENABLE, 0, "Port Enable");
+		bfa_pport_aen_post(pport, BFA_PORT_AEN_ENABLE);
+		break;
+
+	case BFA_PPORT_SM_DISABLE:
+		/**
+		 * Already disabled.
+		 */
+		break;
+
+	case BFA_PPORT_SM_HWFAIL:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocfail);
+		break;
+
+	default:
+		bfa_sm_fault(pport->bfa, event);
+	}
+}
+
+static void
+bfa_pport_sm_stopped(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	default:
+		/**
+		 * Ignore all other events.
+		 */
+		;
+	}
+}
+
+/**
+ * Port is enabled. IOC is down/failed.
+ */
+static void
+bfa_pport_sm_iocdown(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		if (bfa_pport_send_enable(pport))
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling);
+		else
+			bfa_sm_set_state(pport, bfa_pport_sm_enabling_qwait);
+		break;
+
+	default:
+		/**
+		 * Ignore all events.
+		 */
+		;
+	}
+}
+
+/**
+ * Port is disabled. IOC is down/failed.
+ */
+static void
+bfa_pport_sm_iocfail(struct bfa_pport_s *pport, enum bfa_pport_sm_event event)
+{
+	bfa_trc(pport->bfa, event);
+
+	switch (event) {
+	case BFA_PPORT_SM_START:
+		bfa_sm_set_state(pport, bfa_pport_sm_disabled);
+		break;
+
+	case BFA_PPORT_SM_ENABLE:
+		bfa_sm_set_state(pport, bfa_pport_sm_iocdown);
+		break;
+
+	default:
+		/**
+		 * Ignore all events.
+		 */
+		;
+	}
+}
+
+
+
+/**
+ *  bfa_pport_private
+ */
+
+static void
+__bfa_cb_port_event(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *pport = cbarg;
+
+	if (complete)
+		pport->event_cbfn(pport->event_cbarg, pport->hcb_event);
+}
+
+#define PPORT_STATS_DMA_SZ (BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), \
+							BFA_CACHELINE_SZ))
+
+static void
+bfa_pport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+		  u32 *dm_len)
+{
+	*dm_len += PPORT_STATS_DMA_SZ;
+}
+
+static void
+bfa_pport_qresume(void *cbarg)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	bfa_sm_send_event(port, BFA_PPORT_SM_QRESUME);
+}
+
+static void
+bfa_pport_mem_claim(struct bfa_pport_s *pport, struct bfa_meminfo_s *meminfo)
+{
+	u8        *dm_kva;
+	u64        dm_pa;
+
+	dm_kva = bfa_meminfo_dma_virt(meminfo);
+	dm_pa = bfa_meminfo_dma_phys(meminfo);
+
+	pport->stats_kva = dm_kva;
+	pport->stats_pa = dm_pa;
+	pport->stats = (union bfa_pport_stats_u *)dm_kva;
+
+	dm_kva += PPORT_STATS_DMA_SZ;
+	dm_pa += PPORT_STATS_DMA_SZ;
+
+	bfa_meminfo_dma_virt(meminfo) = dm_kva;
+	bfa_meminfo_dma_phys(meminfo) = dm_pa;
+}
+
+/**
+ * Memory initialization.
+ */
+static void
+bfa_pport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		 struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	struct bfa_pport_cfg_s *port_cfg = &pport->cfg;
+
+	bfa_os_memset(pport, 0, sizeof(struct bfa_pport_s));
+	pport->bfa = bfa;
+
+	bfa_pport_mem_claim(pport, meminfo);
+
+	bfa_sm_set_state(pport, bfa_pport_sm_uninit);
+
+	/**
+	 * initialize and set default configuration
+	 */
+	port_cfg->topology = BFA_PPORT_TOPOLOGY_P2P;
+	port_cfg->speed = BFA_PPORT_SPEED_AUTO;
+	port_cfg->trunked = BFA_FALSE;
+	port_cfg->maxfrsize = 0;
+
+	port_cfg->trl_def_speed = BFA_PPORT_SPEED_1GBPS;
+
+	bfa_reqq_winit(&pport->reqq_wait, bfa_pport_qresume, pport);
+}
+
+static void
+bfa_pport_initdone(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	/**
+	 * Initialize port attributes from IOC hardware data.
+	 */
+	bfa_pport_set_wwns(pport);
+	if (pport->cfg.maxfrsize == 0)
+		pport->cfg.maxfrsize = bfa_ioc_maxfrsize(&bfa->ioc);
+	pport->cfg.rx_bbcredit = bfa_ioc_rx_bbcredit(&bfa->ioc);
+	pport->speed_sup = bfa_ioc_speed_sup(&bfa->ioc);
+
+	bfa_assert(pport->cfg.maxfrsize);
+	bfa_assert(pport->cfg.rx_bbcredit);
+	bfa_assert(pport->speed_sup);
+}
+
+static void
+bfa_pport_detach(struct bfa_s *bfa)
+{
+}
+
+/**
+ * Called when IOC is ready.
+ */
+static void
+bfa_pport_start(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_START);
+}
+
+/**
+ * Called before IOC is stopped.
+ */
+static void
+bfa_pport_stop(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_STOP);
+}
+
+/**
+ * Called when IOC failure is detected.
+ */
+static void
+bfa_pport_iocdisable(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_HWFAIL);
+}
+
+static void
+bfa_pport_update_linkinfo(struct bfa_pport_s *pport)
+{
+	struct bfi_pport_event_s *pevent = pport->event_arg.i2hmsg.event;
+
+	pport->speed = pevent->link_state.speed;
+	pport->topology = pevent->link_state.topology;
+
+	if (pport->topology == BFA_PPORT_TOPOLOGY_LOOP)
+		pport->myalpa = pevent->link_state.tl.loop_info.myalpa;
+
+	/*
+	 * QoS Details
+	 */
+	bfa_os_assign(pport->qos_attr, pevent->link_state.qos_attr);
+	bfa_os_assign(pport->qos_vc_attr, pevent->link_state.qos_vc_attr);
+
+	bfa_trc(pport->bfa, pport->speed);
+	bfa_trc(pport->bfa, pport->topology);
+}
+
+static void
+bfa_pport_reset_linkinfo(struct bfa_pport_s *pport)
+{
+	pport->speed = BFA_PPORT_SPEED_UNKNOWN;
+	pport->topology = BFA_PPORT_TOPOLOGY_NONE;
+}
+
+/**
+ * Send port enable message to firmware.
+ */
+static          bfa_boolean_t
+bfa_pport_send_enable(struct bfa_pport_s *port)
+{
+	struct bfi_pport_enable_req_s *m;
+
+	/**
+	 * Increment message tag before queue check, so that responses to old
+	 * requests are discarded.
+	 */
+	port->msgtag++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_ENABLE_REQ,
+		    bfa_lpuid(port->bfa));
+	m->nwwn = port->nwwn;
+	m->pwwn = port->pwwn;
+	m->port_cfg = port->cfg;
+	m->msgtag = port->msgtag;
+	m->port_cfg.maxfrsize = bfa_os_htons(port->cfg.maxfrsize);
+	bfa_dma_be_addr_set(m->stats_dma_addr, port->stats_pa);
+	bfa_trc(port->bfa, m->stats_dma_addr.a32.addr_lo);
+	bfa_trc(port->bfa, m->stats_dma_addr.a32.addr_hi);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return BFA_TRUE;
+}
+
+/**
+ * Send port disable message to firmware.
+ */
+static          bfa_boolean_t
+bfa_pport_send_disable(struct bfa_pport_s *port)
+{
+	bfi_pport_disable_req_t *m;
+
+	/**
+	 * Increment message tag before queue check, so that responses to old
+	 * requests are discarded.
+	 */
+	port->msgtag++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_DISABLE_REQ,
+		    bfa_lpuid(port->bfa));
+	m->msgtag = port->msgtag;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+
+	return BFA_TRUE;
+}
+
+static void
+bfa_pport_set_wwns(struct bfa_pport_s *port)
+{
+	port->pwwn = bfa_ioc_get_pwwn(&port->bfa->ioc);
+	port->nwwn = bfa_ioc_get_nwwn(&port->bfa->ioc);
+
+	bfa_trc(port->bfa, port->pwwn);
+	bfa_trc(port->bfa, port->nwwn);
+}
+
+static void
+bfa_port_send_txcredit(void *port_cbarg)
+{
+
+	struct bfa_pport_s *port = port_cbarg;
+	struct bfi_pport_set_svc_params_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+	if (!m) {
+		bfa_trc(port->bfa, port->cfg.tx_bbcredit);
+		return;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_SET_SVC_PARAMS_REQ,
+		    bfa_lpuid(port->bfa));
+	m->tx_bbcredit = bfa_os_htons((u16) port->cfg.tx_bbcredit);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+}
+
+
+
+/**
+ *  bfa_pport_public
+ */
+
+/**
+ * Firmware message handler.
+ */
+void
+bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	union bfi_pport_i2h_msg_u i2hmsg;
+
+	i2hmsg.msg = msg;
+	pport->event_arg.i2hmsg = i2hmsg;
+
+	switch (msg->mhdr.msg_id) {
+	case BFI_PPORT_I2H_ENABLE_RSP:
+		if (pport->msgtag == i2hmsg.enable_rsp->msgtag)
+			bfa_sm_send_event(pport, BFA_PPORT_SM_FWRSP);
+		break;
+
+	case BFI_PPORT_I2H_DISABLE_RSP:
+		if (pport->msgtag == i2hmsg.enable_rsp->msgtag)
+			bfa_sm_send_event(pport, BFA_PPORT_SM_FWRSP);
+		break;
+
+	case BFI_PPORT_I2H_EVENT:
+		switch (i2hmsg.event->link_state.linkstate) {
+		case BFA_PPORT_LINKUP:
+			bfa_sm_send_event(pport, BFA_PPORT_SM_LINKUP);
+			break;
+		case BFA_PPORT_LINKDOWN:
+			bfa_sm_send_event(pport, BFA_PPORT_SM_LINKDOWN);
+			break;
+		case BFA_PPORT_TRUNK_LINKDOWN:
+			/** todo: event notification */
+			break;
+		}
+		break;
+
+	case BFI_PPORT_I2H_GET_STATS_RSP:
+	case BFI_PPORT_I2H_GET_QOS_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (pport->stats_busy == BFA_FALSE
+		    || pport->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&pport->timer);
+		pport->stats_status = i2hmsg.getstats_rsp->status;
+		bfa_cb_queue(pport->bfa, &pport->hcb_qe, __bfa_cb_port_stats,
+			     pport);
+		break;
+	case BFI_PPORT_I2H_CLEAR_STATS_RSP:
+	case BFI_PPORT_I2H_CLEAR_QOS_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (pport->stats_busy == BFA_FALSE
+		    || pport->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&pport->timer);
+		pport->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(pport->bfa, &pport->hcb_qe,
+			     __bfa_cb_port_stats_clr, pport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_pport_api
+ */
+
+/**
+ * Registered callback for port events.
+ */
+void
+bfa_pport_event_register(struct bfa_s *bfa,
+			 void (*cbfn) (void *cbarg, bfa_pport_event_t event),
+			 void *cbarg)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	pport->event_cbfn = cbfn;
+	pport->event_cbarg = cbarg;
+}
+
+bfa_status_t
+bfa_pport_enable(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	if (pport->diag_busy)
+		return (BFA_STATUS_DIAG_BUSY);
+	else if (bfa_sm_cmp_state
+		 (BFA_PORT_MOD(bfa), bfa_pport_sm_disabling_qwait))
+		return (BFA_STATUS_DEVBUSY);
+
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_ENABLE);
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_pport_disable(struct bfa_s *bfa)
+{
+	bfa_sm_send_event(BFA_PORT_MOD(bfa), BFA_PPORT_SM_DISABLE);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Configure port speed.
+ */
+bfa_status_t
+bfa_pport_cfg_speed(struct bfa_s *bfa, enum bfa_pport_speed speed)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, speed);
+
+	if ((speed != BFA_PPORT_SPEED_AUTO) && (speed > pport->speed_sup)) {
+		bfa_trc(bfa, pport->speed_sup);
+		return BFA_STATUS_UNSUPP_SPEED;
+	}
+
+	pport->cfg.speed = speed;
+
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get current speed.
+ */
+enum bfa_pport_speed
+bfa_pport_get_speed(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->speed;
+}
+
+/**
+ * Configure port topology.
+ */
+bfa_status_t
+bfa_pport_cfg_topology(struct bfa_s *bfa, enum bfa_pport_topology topology)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, topology);
+	bfa_trc(bfa, pport->cfg.topology);
+
+	switch (topology) {
+	case BFA_PPORT_TOPOLOGY_P2P:
+	case BFA_PPORT_TOPOLOGY_LOOP:
+	case BFA_PPORT_TOPOLOGY_AUTO:
+		break;
+
+	default:
+		return BFA_STATUS_EINVAL;
+	}
+
+	pport->cfg.topology = topology;
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get current topology.
+ */
+enum bfa_pport_topology
+bfa_pport_get_topology(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->topology;
+}
+
+bfa_status_t
+bfa_pport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, alpa);
+	bfa_trc(bfa, pport->cfg.cfg_hardalpa);
+	bfa_trc(bfa, pport->cfg.hardalpa);
+
+	pport->cfg.cfg_hardalpa = BFA_TRUE;
+	pport->cfg.hardalpa = alpa;
+
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_clr_hardalpa(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, pport->cfg.cfg_hardalpa);
+	bfa_trc(bfa, pport->cfg.hardalpa);
+
+	pport->cfg.cfg_hardalpa = BFA_FALSE;
+	return (BFA_STATUS_OK);
+}
+
+bfa_boolean_t
+bfa_pport_get_hardalpa(struct bfa_s *bfa, u8 *alpa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	*alpa = port->cfg.hardalpa;
+	return port->cfg.cfg_hardalpa;
+}
+
+u8
+bfa_pport_get_myalpa(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->myalpa;
+}
+
+bfa_status_t
+bfa_pport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxfrsize)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, maxfrsize);
+	bfa_trc(bfa, pport->cfg.maxfrsize);
+
+	/*
+	 * with in range
+	 */
+	if ((maxfrsize > FC_MAX_PDUSZ) || (maxfrsize < FC_MIN_PDUSZ))
+		return (BFA_STATUS_INVLD_DFSZ);
+
+	/*
+	 * power of 2, if not the max frame size of 2112
+	 */
+	if ((maxfrsize != FC_MAX_PDUSZ) && (maxfrsize & (maxfrsize - 1)))
+		return (BFA_STATUS_INVLD_DFSZ);
+
+	pport->cfg.maxfrsize = maxfrsize;
+	return (BFA_STATUS_OK);
+}
+
+u16
+bfa_pport_get_maxfrsize(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->cfg.maxfrsize;
+}
+
+u32
+bfa_pport_mypid(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->mypid;
+}
+
+u8
+bfa_pport_get_rx_bbcredit(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return port->cfg.rx_bbcredit;
+}
+
+void
+bfa_pport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	port->cfg.tx_bbcredit = (u8) tx_bbcredit;
+	bfa_port_send_txcredit(port);
+}
+
+/**
+ * Get port attributes.
+ */
+
+wwn_t
+bfa_pport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	if (node)
+		return pport->nwwn;
+	else
+		return pport->pwwn;
+}
+
+void
+bfa_pport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_os_memset(attr, 0, sizeof(struct bfa_pport_attr_s));
+
+	attr->nwwn = pport->nwwn;
+	attr->pwwn = pport->pwwn;
+
+	bfa_os_memcpy(&attr->pport_cfg, &pport->cfg,
+		      sizeof(struct bfa_pport_cfg_s));
+	/*
+	 * speed attributes
+	 */
+	attr->pport_cfg.speed = pport->cfg.speed;
+	attr->speed_supported = pport->speed_sup;
+	attr->speed = pport->speed;
+	attr->cos_supported = FC_CLASS_3;
+
+	/*
+	 * topology attributes
+	 */
+	attr->pport_cfg.topology = pport->cfg.topology;
+	attr->topology = pport->topology;
+
+	/*
+	 * beacon attributes
+	 */
+	attr->beacon = pport->beacon;
+	attr->link_e2e_beacon = pport->link_e2e_beacon;
+	attr->plog_enabled = bfa_plog_get_setting(pport->bfa->plog);
+
+	attr->pport_cfg.path_tov = bfa_fcpim_path_tov_get(bfa);
+	attr->pport_cfg.q_depth = bfa_fcpim_qdepth_get(bfa);
+	attr->port_state = bfa_sm_to_state(hal_pport_sm_table, pport->sm);
+	if (bfa_ioc_is_disabled(&pport->bfa->ioc))
+		attr->port_state = BFA_PPORT_ST_IOCDIS;
+	else if (bfa_ioc_fw_mismatch(&pport->bfa->ioc))
+		attr->port_state = BFA_PPORT_ST_FWMISMATCH;
+}
+
+static void
+bfa_port_stats_query(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_get_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_stats_query,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_get_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_GET_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+
+	return;
+}
+
+static void
+bfa_port_stats_clear(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_clear_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_stats_clear,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_clear_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_CLEAR_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return;
+}
+
+static void
+bfa_port_qos_stats_clear(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+	bfi_pport_clear_qos_stats_req_t *msg;
+
+	msg = bfa_reqq_next(port->bfa, BFA_REQQ_PORT);
+
+	if (!msg) {
+		port->stats_qfull = BFA_TRUE;
+		bfa_reqq_winit(&port->stats_reqq_wait, bfa_port_qos_stats_clear,
+			       port);
+		bfa_reqq_wait(port->bfa, BFA_REQQ_PORT, &port->stats_reqq_wait);
+		return;
+	}
+	port->stats_qfull = BFA_FALSE;
+
+	bfa_os_memset(msg, 0, sizeof(bfi_pport_clear_qos_stats_req_t));
+	bfi_h2i_set(msg->mh, BFI_MC_FC_PORT, BFI_PPORT_H2I_CLEAR_QOS_STATS_REQ,
+		    bfa_lpuid(port->bfa));
+	bfa_reqq_produce(port->bfa, BFA_REQQ_PORT);
+	return;
+}
+
+static void
+bfa_pport_stats_swap(union bfa_pport_stats_u *d, union bfa_pport_stats_u *s)
+{
+	u32       *dip = (u32 *) d;
+	u32       *sip = (u32 *) s;
+	int             i;
+
+	/*
+	 * Do 64 bit fields swap first
+	 */
+	for (i = 0;
+	     i <
+	     ((sizeof(union bfa_pport_stats_u) -
+	       sizeof(struct bfa_qos_stats_s)) / sizeof(u32)); i = i + 2) {
+#ifdef __BIGENDIAN
+		dip[i] = bfa_os_ntohl(sip[i]);
+		dip[i + 1] = bfa_os_ntohl(sip[i + 1]);
+#else
+		dip[i] = bfa_os_ntohl(sip[i + 1]);
+		dip[i + 1] = bfa_os_ntohl(sip[i]);
+#endif
+	}
+
+	/*
+	 * Now swap the 32 bit fields
+	 */
+	for (; i < (sizeof(union bfa_pport_stats_u) / sizeof(u32)); ++i)
+		dip[i] = bfa_os_ntohl(sip[i]);
+}
+
+static void
+__bfa_cb_port_stats_clr(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	if (complete) {
+		port->stats_cbfn(port->stats_cbarg, port->stats_status);
+	} else {
+		port->stats_busy = BFA_FALSE;
+		port->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_port_stats_clr_timeout(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+
+	bfa_trc(port->bfa, port->stats_qfull);
+
+	if (port->stats_qfull) {
+		bfa_reqq_wcancel(&port->stats_reqq_wait);
+		port->stats_qfull = BFA_FALSE;
+	}
+
+	port->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(port->bfa, &port->hcb_qe, __bfa_cb_port_stats_clr, port);
+}
+
+static void
+__bfa_cb_port_stats(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_pport_s *port = cbarg;
+
+	if (complete) {
+		if (port->stats_status == BFA_STATUS_OK)
+			bfa_pport_stats_swap(port->stats_ret, port->stats);
+		port->stats_cbfn(port->stats_cbarg, port->stats_status);
+	} else {
+		port->stats_busy = BFA_FALSE;
+		port->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_port_stats_timeout(void *cbarg)
+{
+	struct bfa_pport_s *port = (struct bfa_pport_s *)cbarg;
+
+	bfa_trc(port->bfa, port->stats_qfull);
+
+	if (port->stats_qfull) {
+		bfa_reqq_wcancel(&port->stats_reqq_wait);
+		port->stats_qfull = BFA_FALSE;
+	}
+
+	port->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(port->bfa, &port->hcb_qe, __bfa_cb_port_stats, port);
+}
+
+#define BFA_PORT_STATS_TOV	1000
+
+/**
+ * Fetch port attributes.
+ */
+bfa_status_t
+bfa_pport_get_stats(struct bfa_s *bfa, union bfa_pport_stats_u *stats,
+		    bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_ret = stats;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_stats_query(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_stats_clear(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_clr_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_pport_trunk_enable(struct bfa_s *bfa, u8 bitmap)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, bitmap);
+	bfa_trc(bfa, pport->cfg.trunked);
+	bfa_trc(bfa, pport->cfg.trunk_ports);
+
+	if (!bitmap || (bitmap & (bitmap - 1)))
+		return BFA_STATUS_EINVAL;
+
+	pport->cfg.trunked = BFA_TRUE;
+	pport->cfg.trunk_ports = bitmap;
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_pport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	qos_attr->state = bfa_os_ntohl(pport->qos_attr.state);
+	qos_attr->total_bb_cr = bfa_os_ntohl(pport->qos_attr.total_bb_cr);
+}
+
+void
+bfa_pport_qos_get_vc_attr(struct bfa_s *bfa,
+			  struct bfa_qos_vc_attr_s *qos_vc_attr)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+	struct bfa_qos_vc_attr_s *bfa_vc_attr = &pport->qos_vc_attr;
+	u32        i = 0;
+
+	qos_vc_attr->total_vc_count = bfa_os_ntohs(bfa_vc_attr->total_vc_count);
+	qos_vc_attr->shared_credit = bfa_os_ntohs(bfa_vc_attr->shared_credit);
+	qos_vc_attr->elp_opmode_flags =
+		bfa_os_ntohl(bfa_vc_attr->elp_opmode_flags);
+
+	/*
+	 * Individual VC info
+	 */
+	while (i < qos_vc_attr->total_vc_count) {
+		qos_vc_attr->vc_info[i].vc_credit =
+			bfa_vc_attr->vc_info[i].vc_credit;
+		qos_vc_attr->vc_info[i].borrow_credit =
+			bfa_vc_attr->vc_info[i].borrow_credit;
+		qos_vc_attr->vc_info[i].priority =
+			bfa_vc_attr->vc_info[i].priority;
+		++i;
+	}
+}
+
+/**
+ * Fetch QoS Stats.
+ */
+bfa_status_t
+bfa_pport_get_qos_stats(struct bfa_s *bfa, union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg)
+{
+	/*
+	 * QoS stats is embedded in port stats
+	 */
+	return (bfa_pport_get_stats(bfa, stats, cbfn, cbarg));
+}
+
+bfa_status_t
+bfa_pport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn, void *cbarg)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	if (port->stats_busy) {
+		bfa_trc(bfa, port->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	port->stats_busy = BFA_TRUE;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+
+	bfa_port_qos_stats_clear(port);
+
+	bfa_timer_start(bfa, &port->timer, bfa_port_stats_clr_timeout, port,
+			BFA_PORT_STATS_TOV);
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Fetch port attributes.
+ */
+bfa_status_t
+bfa_pport_trunk_disable(struct bfa_s *bfa)
+{
+	return (BFA_STATUS_OK);
+}
+
+bfa_boolean_t
+bfa_pport_trunk_query(struct bfa_s *bfa, u32 *bitmap)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	*bitmap = port->cfg.trunk_ports;
+	return port->cfg.trunked;
+}
+
+bfa_boolean_t
+bfa_pport_is_disabled(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *port = BFA_PORT_MOD(bfa);
+
+	return (bfa_sm_to_state(hal_pport_sm_table, port->sm) ==
+		BFA_PPORT_ST_DISABLED);
+
+}
+
+bfa_boolean_t
+bfa_pport_is_ratelim(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+return (pport->cfg.ratelimit ? BFA_TRUE : BFA_FALSE);
+
+}
+
+void
+bfa_pport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, on_off);
+	bfa_trc(bfa, pport->cfg.qos_enabled);
+
+	pport->cfg.qos_enabled = on_off;
+}
+
+void
+bfa_pport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, on_off);
+	bfa_trc(bfa, pport->cfg.ratelimit);
+
+	pport->cfg.ratelimit = on_off;
+	if (pport->cfg.trl_def_speed == BFA_PPORT_SPEED_UNKNOWN)
+		pport->cfg.trl_def_speed = BFA_PPORT_SPEED_1GBPS;
+}
+
+/**
+ * Configure default minimum ratelim speed
+ */
+bfa_status_t
+bfa_pport_cfg_ratelim_speed(struct bfa_s *bfa, enum bfa_pport_speed speed)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, speed);
+
+	/*
+	 * Auto and speeds greater than the supported speed, are invalid
+	 */
+	if ((speed == BFA_PPORT_SPEED_AUTO) || (speed > pport->speed_sup)) {
+		bfa_trc(bfa, pport->speed_sup);
+		return BFA_STATUS_UNSUPP_SPEED;
+	}
+
+	pport->cfg.trl_def_speed = speed;
+
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Get default minimum ratelim speed
+ */
+enum bfa_pport_speed
+bfa_pport_get_ratelim_speed(struct bfa_s *bfa)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, pport->cfg.trl_def_speed);
+	return (pport->cfg.trl_def_speed);
+
+}
+
+void
+bfa_pport_busy(struct bfa_s *bfa, bfa_boolean_t status)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, status);
+	bfa_trc(bfa, pport->diag_busy);
+
+	pport->diag_busy = status;
+}
+
+void
+bfa_pport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon,
+		 bfa_boolean_t link_e2e_beacon)
+{
+	struct bfa_pport_s *pport = BFA_PORT_MOD(bfa);
+
+	bfa_trc(bfa, beacon);
+	bfa_trc(bfa, link_e2e_beacon);
+	bfa_trc(bfa, pport->beacon);
+	bfa_trc(bfa, pport->link_e2e_beacon);
+
+	pport->beacon = beacon;
+	pport->link_e2e_beacon = link_e2e_beacon;
+}
+
+bfa_boolean_t
+bfa_pport_is_linkup(struct bfa_s *bfa)
+{
+	return bfa_sm_cmp_state(BFA_PORT_MOD(bfa), bfa_pport_sm_linkup);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcs.c b/drivers/scsi/bfa/bfa_fcs.c
new file mode 100644
index 000000000000..7cb39a306ea9
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs.c
@@ -0,0 +1,182 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs.c BFA FCS main
+ */
+
+#include <fcs/bfa_fcs.h>
+#include "fcs_port.h"
+#include "fcs_uf.h"
+#include "fcs_vport.h"
+#include "fcs_rport.h"
+#include "fcs_fabric.h"
+#include "fcs_fcpim.h"
+#include "fcs_fcptm.h"
+#include "fcbuild.h"
+#include "fcs.h"
+#include "bfad_drv.h"
+#include <fcb/bfa_fcb.h>
+
+/**
+ * FCS sub-modules
+ */
+struct bfa_fcs_mod_s {
+	void            (*modinit) (struct bfa_fcs_s *fcs);
+	void            (*modexit) (struct bfa_fcs_s *fcs);
+};
+
+#define BFA_FCS_MODULE(_mod) { _mod ## _modinit, _mod ## _modexit }
+
+static struct bfa_fcs_mod_s fcs_modules[] = {
+	BFA_FCS_MODULE(bfa_fcs_pport),
+	BFA_FCS_MODULE(bfa_fcs_uf),
+	BFA_FCS_MODULE(bfa_fcs_fabric),
+	BFA_FCS_MODULE(bfa_fcs_vport),
+	BFA_FCS_MODULE(bfa_fcs_rport),
+	BFA_FCS_MODULE(bfa_fcs_fcpim),
+};
+
+/**
+ *  fcs_api BFA FCS API
+ */
+
+static void
+bfa_fcs_exit_comp(void *fcs_cbarg)
+{
+	struct bfa_fcs_s *fcs = fcs_cbarg;
+	struct bfad_s *bfad = fcs->bfad;
+
+	complete(&bfad->comp);
+}
+
+
+
+/**
+ *  fcs_api BFA FCS API
+ */
+
+/**
+ * 		FCS instance initialization.
+ *
+ * 	param[in]		fcs		FCS instance
+ * 	param[in]		bfa		BFA instance
+ * 	param[in]		bfad		BFA driver instance
+ *
+ * 	return None
+ */
+void
+bfa_fcs_init(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
+			bfa_boolean_t min_cfg)
+{
+	int             i;
+	struct bfa_fcs_mod_s  *mod;
+
+	fcs->bfa = bfa;
+	fcs->bfad = bfad;
+	fcs->min_cfg = min_cfg;
+
+	bfa_attach_fcs(bfa);
+	fcbuild_init();
+
+	for (i = 0; i < sizeof(fcs_modules) / sizeof(fcs_modules[0]); i++) {
+		mod = &fcs_modules[i];
+		mod->modinit(fcs);
+	}
+}
+
+/**
+ * Start FCS operations.
+ */
+void
+bfa_fcs_start(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_fabric_modstart(fcs);
+}
+
+/**
+ * 		FCS driver details initialization.
+ *
+ * 	param[in]		fcs		FCS instance
+ * 	param[in]		driver_info	Driver Details
+ *
+ * 	return None
+ */
+void
+bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
+			struct bfa_fcs_driver_info_s *driver_info)
+{
+
+	fcs->driver_info = *driver_info;
+
+	bfa_fcs_fabric_psymb_init(&fcs->fabric);
+}
+
+/**
+ * 		FCS instance cleanup and exit.
+ *
+ * 	param[in]		fcs			FCS instance
+ * 	return None
+ */
+void
+bfa_fcs_exit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_mod_s  *mod;
+	int             nmods, i;
+
+	bfa_wc_init(&fcs->wc, bfa_fcs_exit_comp, fcs);
+
+	nmods = sizeof(fcs_modules) / sizeof(fcs_modules[0]);
+
+	for (i = 0; i < nmods; i++) {
+		bfa_wc_up(&fcs->wc);
+
+		mod = &fcs_modules[i];
+		mod->modexit(fcs);
+	}
+
+	bfa_wc_wait(&fcs->wc);
+}
+
+
+void
+bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod)
+{
+	fcs->trcmod = trcmod;
+}
+
+
+void
+bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod)
+{
+	fcs->logm = logmod;
+}
+
+
+void
+bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen)
+{
+	fcs->aen = aen;
+}
+
+void
+bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs)
+{
+	bfa_wc_down(&fcs->wc);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcs_lport.c b/drivers/scsi/bfa/bfa_fcs_lport.c
new file mode 100644
index 000000000000..8975ed041dc0
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_lport.c
@@ -0,0 +1,940 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_port.c BFA FCS port
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <fcb/bfa_fcb_port.h>
+#include <bfa_svc.h>
+#include <log/bfa_log_fcs.h>
+#include "fcs.h"
+#include "fcs_lport.h"
+#include "fcs_vport.h"
+#include "fcs_rport.h"
+#include "fcs_fcxp.h"
+#include "fcs_trcmod.h"
+#include "lport_priv.h"
+#include <aen/bfa_aen_lport.h>
+
+BFA_TRC_FILE(FCS, PORT);
+
+/**
+ * Forward declarations
+ */
+
+static void     bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
+				      enum bfa_lport_aen_event event);
+static void     bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs, u8 reason_code,
+			u8 reason_code_expl);
+static void     bfa_fcs_port_plogi(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi);
+static void     bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_deleted(struct bfa_fcs_port_s *port);
+static void     bfa_fcs_port_echo(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_echo_s *echo, u16 len);
+static void     bfa_fcs_port_rnid(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_rnid_cmd_s *rnid, u16 len);
+static void     bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
+			struct fc_rnid_general_topology_data_s *gen_topo_data);
+
+static struct {
+	void            (*init) (struct bfa_fcs_port_s *port);
+	void            (*online) (struct bfa_fcs_port_s *port);
+	void            (*offline) (struct bfa_fcs_port_s *port);
+} __port_action[] = {
+	{
+	bfa_fcs_port_unknown_init, bfa_fcs_port_unknown_online,
+			bfa_fcs_port_unknown_offline}, {
+	bfa_fcs_port_fab_init, bfa_fcs_port_fab_online,
+			bfa_fcs_port_fab_offline}, {
+	bfa_fcs_port_loop_init, bfa_fcs_port_loop_online,
+			bfa_fcs_port_loop_offline}, {
+bfa_fcs_port_n2n_init, bfa_fcs_port_n2n_online,
+			bfa_fcs_port_n2n_offline},};
+
+/**
+ *  fcs_port_sm FCS logical port state machine
+ */
+
+enum bfa_fcs_port_event {
+	BFA_FCS_PORT_SM_CREATE = 1,
+	BFA_FCS_PORT_SM_ONLINE = 2,
+	BFA_FCS_PORT_SM_OFFLINE = 3,
+	BFA_FCS_PORT_SM_DELETE = 4,
+	BFA_FCS_PORT_SM_DELRPORT = 5,
+};
+
+static void     bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
+				       enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port,
+				     enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
+				       enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
+					enum bfa_fcs_port_event event);
+static void     bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
+					 enum bfa_fcs_port_event event);
+
+static void
+bfa_fcs_port_sm_uninit(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_CREATE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_init(struct bfa_fcs_port_s *port, enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_ONLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_online);
+		bfa_fcs_port_online_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+		bfa_fcs_port_deleted(port);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_online(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_OFFLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_offline);
+		bfa_fcs_port_offline_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+
+		__port_action[port->fabric->fab_type].offline(port);
+
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		} else {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
+			list_for_each_safe(qe, qen, &port->rport_q) {
+				rport = (struct bfa_fcs_rport_s *)qe;
+				bfa_fcs_rport_delete(rport);
+			}
+		}
+		break;
+
+	case BFA_FCS_PORT_SM_DELRPORT:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_offline(struct bfa_fcs_port_s *port,
+			enum bfa_fcs_port_event event)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_ONLINE:
+		bfa_sm_set_state(port, bfa_fcs_port_sm_online);
+		bfa_fcs_port_online_actions(port);
+		break;
+
+	case BFA_FCS_PORT_SM_DELETE:
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		} else {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_deleting);
+			list_for_each_safe(qe, qen, &port->rport_q) {
+				rport = (struct bfa_fcs_rport_s *)qe;
+				bfa_fcs_rport_delete(rport);
+			}
+		}
+		break;
+
+	case BFA_FCS_PORT_SM_DELRPORT:
+	case BFA_FCS_PORT_SM_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_sm_deleting(struct bfa_fcs_port_s *port,
+			 enum bfa_fcs_port_event event)
+{
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_PORT_SM_DELRPORT:
+		if (port->num_rports == 0) {
+			bfa_sm_set_state(port, bfa_fcs_port_sm_uninit);
+			bfa_fcs_port_deleted(port);
+		}
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  fcs_port_pvt
+ */
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_fcs_port_aen_post(struct bfa_fcs_port_s *port,
+		      enum bfa_lport_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = port->fcs->logm;
+	enum bfa_port_role role = port->port_cfg.roles;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(port);
+	char            lpwwn_ptr[BFA_STRING_32];
+	char           *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] =
+		{ "Initiator", "Target", "IPFC" };
+
+	wwn2str(lpwwn_ptr, lpwwn);
+
+	bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX);
+
+	switch (event) {
+	case BFA_LPORT_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_LPORT_ONLINE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_LPORT_OFFLINE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_NEW:
+		bfa_log(logmod, BFA_AEN_LPORT_NEW, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_DELETE:
+		bfa_log(logmod, BFA_AEN_LPORT_DELETE, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_LPORT_DISCONNECT, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.lport.vf_id = port->fabric->vf_id;
+	aen_data.lport.roles = role;
+	aen_data.lport.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+	aen_data.lport.lpwwn = lpwwn;
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_port_send_ls_rjt(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			 u8 reason_code, u8 reason_code_expl)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	int             len;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+			      reason_code, reason_code_expl);
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+}
+
+/**
+ * Process incoming plogi from a remote port.
+ */
+static void
+bfa_fcs_port_plogi(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_fchs->s_id);
+
+	/*
+	 * If min cfg mode is enabled, drop any incoming PLOGIs
+	 */
+	if (__fcs_min_cfg(port->fcs)) {
+		bfa_trc(port->fcs, rx_fchs->s_id);
+		return;
+	}
+
+	if (fc_plogi_parse(rx_fchs) != FC_PARSE_OK) {
+		bfa_trc(port->fcs, rx_fchs->s_id);
+		/*
+		 * send a LS reject
+		 */
+		bfa_fcs_port_send_ls_rjt(port, rx_fchs,
+					 FC_LS_RJT_RSN_PROTOCOL_ERROR,
+					 FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS);
+		return;
+	}
+
+	/**
+* Direct Attach P2P mode : verify address assigned by the r-port.
+	 */
+	if ((!bfa_fcs_fabric_is_switched(port->fabric))
+	    &&
+	    (memcmp
+	     ((void *)&bfa_fcs_port_get_pwwn(port), (void *)&plogi->port_name,
+	      sizeof(wwn_t)) < 0)) {
+		if (BFA_FCS_PID_IS_WKA(rx_fchs->d_id)) {
+			/*
+			 * Address assigned to us cannot be a WKA
+			 */
+			bfa_fcs_port_send_ls_rjt(port, rx_fchs,
+					FC_LS_RJT_RSN_PROTOCOL_ERROR,
+					FC_LS_RJT_EXP_INVALID_NPORT_ID);
+			return;
+		}
+		port->pid = rx_fchs->d_id;
+	}
+
+	/**
+	 * First, check if we know the device by pwwn.
+	 */
+	rport = bfa_fcs_port_get_rport_by_pwwn(port, plogi->port_name);
+	if (rport) {
+		/**
+		 * Direct Attach P2P mode: handle address assigned by the rport.
+		 */
+		if ((!bfa_fcs_fabric_is_switched(port->fabric))
+		    &&
+		    (memcmp
+		     ((void *)&bfa_fcs_port_get_pwwn(port),
+		      (void *)&plogi->port_name, sizeof(wwn_t)) < 0)) {
+			port->pid = rx_fchs->d_id;
+			rport->pid = rx_fchs->s_id;
+		}
+		bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * Next, lookup rport by PID.
+	 */
+	rport = bfa_fcs_port_get_rport_by_pid(port, rx_fchs->s_id);
+	if (!rport) {
+		/**
+		 * Inbound PLOGI from a new device.
+		 */
+		bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * Rport is known only by PID.
+	 */
+	if (rport->pwwn) {
+		/**
+		 * This is a different device with the same pid. Old device
+		 * disappeared. Send implicit LOGO to old device.
+		 */
+		bfa_assert(rport->pwwn != plogi->port_name);
+		bfa_fcs_rport_logo_imp(rport);
+
+		/**
+		 * Inbound PLOGI from a new device (with old PID).
+		 */
+		bfa_fcs_rport_plogi_create(port, rx_fchs, plogi);
+		return;
+	}
+
+	/**
+	 * PLOGI crossing each other.
+	 */
+	bfa_assert(rport->pwwn == WWN_NULL);
+	bfa_fcs_rport_plogi(rport, rx_fchs, plogi);
+}
+
+/*
+ * Process incoming ECHO.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_port_echo(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_echo_s *echo, u16 rx_len)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	int             len, pyld_len;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_len);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id);
+
+	/*
+	 * Copy the payload (if any) from the echo frame
+	 */
+	pyld_len = rx_len - sizeof(struct fchs_s);
+	bfa_trc(port->fcs, pyld_len);
+
+	if (pyld_len > len)
+		memcpy(((u8 *) bfa_fcxp_get_reqbuf(fcxp)) +
+		       sizeof(struct fc_echo_s), (echo + 1),
+		       (pyld_len - sizeof(struct fc_echo_s)));
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, pyld_len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+}
+
+/*
+ * Process incoming RNID.
+ * Since it does not require a login, it is processed here.
+ */
+static void
+bfa_fcs_port_rnid(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_rnid_cmd_s *rnid, u16 rx_len)
+{
+	struct fc_rnid_common_id_data_s common_id_data;
+	struct fc_rnid_general_topology_data_s gen_topo_data;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	u16        len;
+	u32        data_format;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+	bfa_trc(port->fcs, rx_len);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	/*
+	 * Check Node Indentification Data Format
+	 * We only support General Topology Discovery Format.
+	 * For any other requested Data Formats, we return Common Node Id Data
+	 * only, as per FC-LS.
+	 */
+	bfa_trc(port->fcs, rnid->node_id_data_format);
+	if (rnid->node_id_data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+		data_format = RNID_NODEID_DATA_FORMAT_DISCOVERY;
+		/*
+		 * Get General topology data for this port
+		 */
+		bfa_fs_port_get_gen_topo_data(port, &gen_topo_data);
+	} else {
+		data_format = RNID_NODEID_DATA_FORMAT_COMMON;
+	}
+
+	/*
+	 * Copy the Node Id Info
+	 */
+	common_id_data.port_name = bfa_fcs_port_get_pwwn(port);
+	common_id_data.node_name = bfa_fcs_port_get_nwwn(port);
+
+	len = fc_rnid_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+				bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+				data_format, &common_id_data, &gen_topo_data);
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+
+	return;
+}
+
+/*
+ *  Fill out General Topolpgy Discovery Data for RNID ELS.
+ */
+static void
+bfa_fs_port_get_gen_topo_data(struct bfa_fcs_port_s *port,
+			struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+
+	bfa_os_memset(gen_topo_data, 0,
+		      sizeof(struct fc_rnid_general_topology_data_s));
+
+	gen_topo_data->asso_type = bfa_os_htonl(RNID_ASSOCIATED_TYPE_HOST);
+	gen_topo_data->phy_port_num = 0;	/* @todo */
+	gen_topo_data->num_attached_nodes = bfa_os_htonl(1);
+}
+
+static void
+bfa_fcs_port_online_actions(struct bfa_fcs_port_s *port)
+{
+	bfa_trc(port->fcs, port->fabric->oper_type);
+
+	__port_action[port->fabric->fab_type].init(port);
+	__port_action[port->fabric->fab_type].online(port);
+
+	bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_ONLINE);
+	bfa_fcb_port_online(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv, (port->vport == NULL) ?
+			NULL : port->vport->vport_drv);
+}
+
+static void
+bfa_fcs_port_offline_actions(struct bfa_fcs_port_s *port)
+{
+	struct list_head *qe, *qen;
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, port->fabric->oper_type);
+
+	__port_action[port->fabric->fab_type].offline(port);
+
+	if (bfa_fcs_fabric_is_online(port->fabric) == BFA_TRUE) {
+		bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DISCONNECT);
+	} else {
+		bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_OFFLINE);
+	}
+	bfa_fcb_port_offline(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv,
+			(port->vport == NULL) ? NULL : port->vport->vport_drv);
+
+	list_for_each_safe(qe, qen, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		bfa_fcs_rport_offline(rport);
+	}
+}
+
+static void
+bfa_fcs_port_unknown_init(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_unknown_online(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_unknown_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_assert(0);
+}
+
+static void
+bfa_fcs_port_deleted(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_aen_post(port, BFA_LPORT_AEN_DELETE);
+
+	/*
+	 * Base port will be deleted by the OS driver
+	 */
+	if (port->vport) {
+		bfa_fcb_port_delete(port->fcs->bfad, port->port_cfg.roles,
+			port->fabric->vf_drv,
+			port->vport ? port->vport->vport_drv : NULL);
+		bfa_fcs_vport_delete_comp(port->vport);
+	} else {
+		bfa_fcs_fabric_port_delete_comp(port->fabric);
+	}
+}
+
+
+
+/**
+ *  fcs_lport_api BFA FCS port API
+ */
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_port_modinit(struct bfa_fcs_s *fcs)
+{
+
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_port_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+/**
+ * 		Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
+			u16 len)
+{
+	u32        pid = fchs->s_id;
+	struct bfa_fcs_rport_s *rport = NULL;
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_stats(lport, uf_recvs);
+
+	if (!bfa_fcs_port_is_online(lport)) {
+		bfa_stats(lport, uf_recv_drops);
+		return;
+	}
+
+	/**
+	 * First, handle ELSs that donot require a login.
+	 */
+	/*
+	 * Handle PLOGI first
+	 */
+	if ((fchs->type == FC_TYPE_ELS) &&
+		(els_cmd->els_code == FC_ELS_PLOGI)) {
+		bfa_fcs_port_plogi(lport, fchs, (struct fc_logi_s *) els_cmd);
+		return;
+	}
+
+	/*
+	 * Handle ECHO separately.
+	 */
+	if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_ECHO)) {
+		bfa_fcs_port_echo(lport, fchs,
+			(struct fc_echo_s *) els_cmd, len);
+		return;
+	}
+
+	/*
+	 * Handle RNID separately.
+	 */
+	if ((fchs->type == FC_TYPE_ELS) && (els_cmd->els_code == FC_ELS_RNID)) {
+		bfa_fcs_port_rnid(lport, fchs,
+			(struct fc_rnid_cmd_s *) els_cmd, len);
+		return;
+	}
+
+	/**
+	 * look for a matching remote port ID
+	 */
+	rport = bfa_fcs_port_get_rport_by_pid(lport, pid);
+	if (rport) {
+		bfa_trc(rport->fcs, fchs->s_id);
+		bfa_trc(rport->fcs, fchs->d_id);
+		bfa_trc(rport->fcs, fchs->type);
+
+		bfa_fcs_rport_uf_recv(rport, fchs, len);
+		return;
+	}
+
+	/**
+	 * Only handles ELS frames for now.
+	 */
+	if (fchs->type != FC_TYPE_ELS) {
+		bfa_trc(lport->fcs, fchs->type);
+		bfa_assert(0);
+		return;
+	}
+
+	bfa_trc(lport->fcs, els_cmd->els_code);
+	if (els_cmd->els_code == FC_ELS_RSCN) {
+		bfa_fcs_port_scn_process_rscn(lport, fchs, len);
+		return;
+	}
+
+	if (els_cmd->els_code == FC_ELS_LOGO) {
+		/**
+		 * @todo Handle LOGO frames received.
+		 */
+		bfa_trc(lport->fcs, els_cmd->els_code);
+		return;
+	}
+
+	if (els_cmd->els_code == FC_ELS_PRLI) {
+		/**
+		 * @todo Handle PRLI frames received.
+		 */
+		bfa_trc(lport->fcs, els_cmd->els_code);
+		return;
+	}
+
+	/**
+	 * Unhandled ELS frames. Send a LS_RJT.
+	 */
+	bfa_fcs_port_send_ls_rjt(lport, fchs, FC_LS_RJT_RSN_CMD_NOT_SUPP,
+				 FC_LS_RJT_EXP_NO_ADDL_INFO);
+
+}
+
+/**
+ *   PID based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_pid(struct bfa_fcs_port_s *port, u32 pid)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (rport->pid == pid)
+			return rport;
+	}
+
+	bfa_trc(port->fcs, pid);
+	return NULL;
+}
+
+/**
+ *   PWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_pwwn(struct bfa_fcs_port_s *port, wwn_t pwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (wwn_is_equal(rport->pwwn, pwwn))
+			return rport;
+	}
+
+	bfa_trc(port->fcs, pwwn);
+	return (NULL);
+}
+
+/**
+ *   NWWN based Lookup for a R-Port in the Port R-Port Queue
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_port_get_rport_by_nwwn(struct bfa_fcs_port_s *port, wwn_t nwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe;
+
+	list_for_each(qe, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (wwn_is_equal(rport->nwwn, nwwn))
+			return rport;
+	}
+
+	bfa_trc(port->fcs, nwwn);
+	return (NULL);
+}
+
+/**
+ * Called by rport module when new rports are discovered.
+ */
+void
+bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
+		       struct bfa_fcs_rport_s *rport)
+{
+	list_add_tail(&rport->qe, &port->rport_q);
+	port->num_rports++;
+}
+
+/**
+ * Called by rport module to when rports are deleted.
+ */
+void
+bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
+		       struct bfa_fcs_rport_s *rport)
+{
+	bfa_assert(bfa_q_is_on_q(&port->rport_q, rport));
+	list_del(&rport->qe);
+	port->num_rports--;
+
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELRPORT);
+}
+
+/**
+ * Called by fabric for base port when fabric login is complete.
+ * Called by vport for virtual ports when FDISC is complete.
+ */
+void
+bfa_fcs_port_online(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_ONLINE);
+}
+
+/**
+ * Called by fabric for base port when fabric goes offline.
+ * Called by vport for virtual ports when virtual port becomes offline.
+ */
+void
+bfa_fcs_port_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_OFFLINE);
+}
+
+/**
+ * Called by fabric to delete base lport and associated resources.
+ *
+ * Called by vport to delete lport and associated resources. Should call
+ * bfa_fcs_vport_delete_comp() for vports on completion.
+ */
+void
+bfa_fcs_port_delete(struct bfa_fcs_port_s *port)
+{
+	bfa_sm_send_event(port, BFA_FCS_PORT_SM_DELETE);
+}
+
+/**
+ * Called by fabric in private loop topology to process LIP event.
+ */
+void
+bfa_fcs_port_lip(struct bfa_fcs_port_s *port)
+{
+}
+
+/**
+ * Return TRUE if port is online, else return FALSE
+ */
+bfa_boolean_t
+bfa_fcs_port_is_online(struct bfa_fcs_port_s *port)
+{
+	return (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online));
+}
+
+/**
+ * Logical port initialization of base or virtual port.
+ * Called by fabric for base port or by vport for virtual ports.
+ */
+void
+bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
+		   u16 vf_id, struct bfa_port_cfg_s *port_cfg,
+		   struct bfa_fcs_vport_s *vport)
+{
+	lport->fcs = fcs;
+	lport->fabric = bfa_fcs_vf_lookup(fcs, vf_id);
+	bfa_os_assign(lport->port_cfg, *port_cfg);
+	lport->vport = vport;
+	lport->lp_tag = (vport) ? bfa_lps_get_tag(vport->lps) :
+			 bfa_lps_get_tag(lport->fabric->lps);
+
+	INIT_LIST_HEAD(&lport->rport_q);
+	lport->num_rports = 0;
+
+	lport->bfad_port =
+		bfa_fcb_port_new(fcs->bfad, lport, lport->port_cfg.roles,
+				lport->fabric->vf_drv,
+				vport ? vport->vport_drv : NULL);
+	bfa_fcs_port_aen_post(lport, BFA_LPORT_AEN_NEW);
+
+	bfa_sm_set_state(lport, bfa_fcs_port_sm_uninit);
+	bfa_sm_send_event(lport, BFA_FCS_PORT_SM_CREATE);
+}
+
+
+
+/**
+ *  fcs_lport_api
+ */
+
+void
+bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port,
+		      struct bfa_port_attr_s *port_attr)
+{
+	if (bfa_sm_cmp_state(port, bfa_fcs_port_sm_online))
+		port_attr->pid = port->pid;
+	else
+		port_attr->pid = 0;
+
+	port_attr->port_cfg = port->port_cfg;
+
+	if (port->fabric) {
+		port_attr->port_type = bfa_fcs_fabric_port_type(port->fabric);
+		port_attr->loopback = bfa_fcs_fabric_is_loopback(port->fabric);
+		port_attr->fabric_name = bfa_fcs_port_get_fabric_name(port);
+		memcpy(port_attr->fabric_ip_addr,
+		       bfa_fcs_port_get_fabric_ipaddr(port),
+		       BFA_FCS_FABRIC_IPADDR_SZ);
+
+		if (port->vport != NULL)
+			port_attr->port_type = BFA_PPORT_TYPE_VPORT;
+
+	} else {
+		port_attr->port_type = BFA_PPORT_TYPE_UNKNOWN;
+		port_attr->state = BFA_PORT_UNINIT;
+	}
+
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcs_port.c b/drivers/scsi/bfa/bfa_fcs_port.c
new file mode 100644
index 000000000000..9c4b24e62de1
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_port.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_pport.c BFA FCS PPORT ( physical port)
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_fabric.h>
+#include "fcs_trcmod.h"
+#include "fcs.h"
+#include "fcs_fabric.h"
+#include "fcs_port.h"
+
+BFA_TRC_FILE(FCS, PPORT);
+
+static void
+bfa_fcs_pport_event_handler(void *cbarg, bfa_pport_event_t event)
+{
+	struct bfa_fcs_s      *fcs = cbarg;
+
+	bfa_trc(fcs, event);
+
+	switch (event) {
+	case BFA_PPORT_LINKUP:
+		bfa_fcs_fabric_link_up(&fcs->fabric);
+		break;
+
+	case BFA_PPORT_LINKDOWN:
+		bfa_fcs_fabric_link_down(&fcs->fabric);
+		break;
+
+	case BFA_PPORT_TRUNK_LINKDOWN:
+		bfa_assert(0);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+void
+bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs)
+{
+	bfa_pport_event_register(fcs->bfa, bfa_fcs_pport_event_handler,
+				     fcs);
+}
+
+void
+bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
diff --git a/drivers/scsi/bfa/bfa_fcs_uf.c b/drivers/scsi/bfa/bfa_fcs_uf.c
new file mode 100644
index 000000000000..ad01db6444b2
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcs_uf.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_uf.c BFA FCS UF ( Unsolicited Frames)
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_fabric.h>
+#include "fcs.h"
+#include "fcs_trcmod.h"
+#include "fcs_fabric.h"
+#include "fcs_uf.h"
+
+BFA_TRC_FILE(FCS, UF);
+
+/**
+ * 		BFA callback for unsolicited frame receive handler.
+ *
+ * @param[in]		cbarg		callback arg for receive handler
+ * @param[in]		uf		unsolicited frame descriptor
+ *
+ * @return None
+ */
+static void
+bfa_fcs_uf_recv(void *cbarg, struct bfa_uf_s *uf)
+{
+	struct bfa_fcs_s      *fcs = (struct bfa_fcs_s *) cbarg;
+	struct fchs_s         *fchs = bfa_uf_get_frmbuf(uf);
+	u16        len = bfa_uf_get_frmlen(uf);
+	struct fc_vft_s       *vft;
+	struct bfa_fcs_fabric_s *fabric;
+
+	/**
+	 * check for VFT header
+	 */
+	if (fchs->routing == FC_RTG_EXT_HDR &&
+		fchs->cat_info == FC_CAT_VFT_HDR) {
+		bfa_stats(fcs, uf.tagged);
+		vft = bfa_uf_get_frmbuf(uf);
+		if (fcs->port_vfid == vft->vf_id)
+			fabric = &fcs->fabric;
+		else
+			fabric = bfa_fcs_vf_lookup(fcs, (u16) vft->vf_id);
+
+		/**
+		 * drop frame if vfid is unknown
+		 */
+		if (!fabric) {
+			bfa_assert(0);
+			bfa_stats(fcs, uf.vfid_unknown);
+			bfa_uf_free(uf);
+			return;
+		}
+
+		/**
+		 * skip vft header
+		 */
+		fchs = (struct fchs_s *) (vft + 1);
+		len -= sizeof(struct fc_vft_s);
+
+		bfa_trc(fcs, vft->vf_id);
+	} else {
+		bfa_stats(fcs, uf.untagged);
+		fabric = &fcs->fabric;
+	}
+
+	bfa_trc(fcs, ((u32 *) fchs)[0]);
+	bfa_trc(fcs, ((u32 *) fchs)[1]);
+	bfa_trc(fcs, ((u32 *) fchs)[2]);
+	bfa_trc(fcs, ((u32 *) fchs)[3]);
+	bfa_trc(fcs, ((u32 *) fchs)[4]);
+	bfa_trc(fcs, ((u32 *) fchs)[5]);
+	bfa_trc(fcs, len);
+
+	bfa_fcs_fabric_uf_recv(fabric, fchs, len);
+	bfa_uf_free(uf);
+}
+
+void
+bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs)
+{
+	bfa_uf_recv_register(fcs->bfa, bfa_fcs_uf_recv, fcs);
+}
+
+void
+bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
diff --git a/drivers/scsi/bfa/bfa_fcxp.c b/drivers/scsi/bfa/bfa_fcxp.c
new file mode 100644
index 000000000000..4754a0e9006a
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcxp.c
@@ -0,0 +1,782 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfi/bfi_uf.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, FCXP);
+BFA_MODULE(fcxp);
+
+/**
+ * forward declarations
+ */
+static void     __bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete);
+static void     hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+				 struct bfi_fcxp_send_rsp_s *fcxp_rsp);
+static void     hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen,
+				 struct bfa_fcxp_s *fcxp, struct fchs_s *fchs);
+static void	bfa_fcxp_qresume(void *cbarg);
+static void	bfa_fcxp_queue(struct bfa_fcxp_s *fcxp,
+			       struct bfi_fcxp_send_req_s *send_req);
+
+/**
+ *  fcxp_pvt BFA FCXP private functions
+ */
+
+static void
+claim_fcxp_req_rsp_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
+{
+	u8        *dm_kva = NULL;
+	u64        dm_pa;
+	u32        buf_pool_sz;
+
+	dm_kva = bfa_meminfo_dma_virt(mi);
+	dm_pa = bfa_meminfo_dma_phys(mi);
+
+	buf_pool_sz = mod->req_pld_sz * mod->num_fcxps;
+
+	/*
+	 * Initialize the fcxp req payload list
+	 */
+	mod->req_pld_list_kva = dm_kva;
+	mod->req_pld_list_pa = dm_pa;
+	dm_kva += buf_pool_sz;
+	dm_pa += buf_pool_sz;
+	bfa_os_memset(mod->req_pld_list_kva, 0, buf_pool_sz);
+
+	/*
+	 * Initialize the fcxp rsp payload list
+	 */
+	buf_pool_sz = mod->rsp_pld_sz * mod->num_fcxps;
+	mod->rsp_pld_list_kva = dm_kva;
+	mod->rsp_pld_list_pa = dm_pa;
+	dm_kva += buf_pool_sz;
+	dm_pa += buf_pool_sz;
+	bfa_os_memset(mod->rsp_pld_list_kva, 0, buf_pool_sz);
+
+	bfa_meminfo_dma_virt(mi) = dm_kva;
+	bfa_meminfo_dma_phys(mi) = dm_pa;
+}
+
+static void
+claim_fcxps_mem(struct bfa_fcxp_mod_s *mod, struct bfa_meminfo_s *mi)
+{
+	u16        i;
+	struct bfa_fcxp_s *fcxp;
+
+	fcxp = (struct bfa_fcxp_s *) bfa_meminfo_kva(mi);
+	bfa_os_memset(fcxp, 0, sizeof(struct bfa_fcxp_s) * mod->num_fcxps);
+
+	INIT_LIST_HEAD(&mod->fcxp_free_q);
+	INIT_LIST_HEAD(&mod->fcxp_active_q);
+
+	mod->fcxp_list = fcxp;
+
+	for (i = 0; i < mod->num_fcxps; i++) {
+		fcxp->fcxp_mod = mod;
+		fcxp->fcxp_tag = i;
+
+		list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
+		bfa_reqq_winit(&fcxp->reqq_wqe, bfa_fcxp_qresume, fcxp);
+		fcxp->reqq_waiting = BFA_FALSE;
+
+		fcxp = fcxp + 1;
+	}
+
+	bfa_meminfo_kva(mi) = (void *)fcxp;
+}
+
+static void
+bfa_fcxp_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+		u32 *dm_len)
+{
+	u16        num_fcxp_reqs = cfg->fwcfg.num_fcxp_reqs;
+
+	if (num_fcxp_reqs == 0)
+		return;
+
+	/*
+	 * Account for req/rsp payload
+	 */
+	*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
+	if (cfg->drvcfg.min_cfg)
+		*dm_len += BFA_FCXP_MAX_IBUF_SZ * num_fcxp_reqs;
+	else
+		*dm_len += BFA_FCXP_MAX_LBUF_SZ * num_fcxp_reqs;
+
+	/*
+	 * Account for fcxp structs
+	 */
+	*ndm_len += sizeof(struct bfa_fcxp_s) * num_fcxp_reqs;
+}
+
+static void
+bfa_fcxp_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_os_memset(mod, 0, sizeof(struct bfa_fcxp_mod_s));
+	mod->bfa = bfa;
+	mod->num_fcxps = cfg->fwcfg.num_fcxp_reqs;
+
+	/**
+	 * Initialize FCXP request and response payload sizes.
+	 */
+	mod->req_pld_sz = mod->rsp_pld_sz = BFA_FCXP_MAX_IBUF_SZ;
+	if (!cfg->drvcfg.min_cfg)
+		mod->rsp_pld_sz = BFA_FCXP_MAX_LBUF_SZ;
+
+	INIT_LIST_HEAD(&mod->wait_q);
+
+	claim_fcxp_req_rsp_mem(mod, meminfo);
+	claim_fcxps_mem(mod, meminfo);
+}
+
+static void
+bfa_fcxp_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_fcxp_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+	struct bfa_fcxp_s *fcxp;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->fcxp_active_q) {
+		fcxp = (struct bfa_fcxp_s *) qe;
+		if (fcxp->caller == NULL) {
+			fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+					BFA_STATUS_IOC_FAILURE, 0, 0, NULL);
+			bfa_fcxp_free(fcxp);
+		} else {
+			fcxp->rsp_status = BFA_STATUS_IOC_FAILURE;
+			bfa_cb_queue(bfa, &fcxp->hcb_qe,
+				      __bfa_fcxp_send_cbfn, fcxp);
+		}
+	}
+}
+
+static struct bfa_fcxp_s *
+bfa_fcxp_get(struct bfa_fcxp_mod_s *fm)
+{
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_q_deq(&fm->fcxp_free_q, &fcxp);
+
+	if (fcxp)
+		list_add_tail(&fcxp->qe, &fm->fcxp_active_q);
+
+	return (fcxp);
+}
+
+static void
+bfa_fcxp_put(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	struct bfa_fcxp_wqe_s *wqe;
+
+	bfa_q_deq(&mod->wait_q, &wqe);
+	if (wqe) {
+		bfa_trc(mod->bfa, fcxp->fcxp_tag);
+		wqe->alloc_cbfn(wqe->alloc_cbarg, fcxp);
+		return;
+	}
+
+	bfa_assert(bfa_q_is_on_q(&mod->fcxp_active_q, fcxp));
+	list_del(&fcxp->qe);
+	list_add_tail(&fcxp->qe, &mod->fcxp_free_q);
+}
+
+static void
+bfa_fcxp_null_comp(void *bfad_fcxp, struct bfa_fcxp_s *fcxp, void *cbarg,
+		       bfa_status_t req_status, u32 rsp_len,
+		       u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	/**discarded fcxp completion */
+}
+
+static void
+__bfa_fcxp_send_cbfn(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_fcxp_s *fcxp = cbarg;
+
+	if (complete) {
+		fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+				fcxp->rsp_status, fcxp->rsp_len,
+				fcxp->residue_len, &fcxp->rsp_fchs);
+	} else {
+		bfa_fcxp_free(fcxp);
+	}
+}
+
+static void
+hal_fcxp_send_comp(struct bfa_s *bfa, struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+	struct bfa_fcxp_mod_s	*mod = BFA_FCXP_MOD(bfa);
+	struct bfa_fcxp_s 	*fcxp;
+	u16		fcxp_tag = bfa_os_ntohs(fcxp_rsp->fcxp_tag);
+
+	bfa_trc(bfa, fcxp_tag);
+
+	fcxp_rsp->rsp_len = bfa_os_ntohl(fcxp_rsp->rsp_len);
+
+	/**
+	 * @todo f/w should not set residue to non-0 when everything
+	 *       is received.
+	 */
+	if (fcxp_rsp->req_status == BFA_STATUS_OK)
+		fcxp_rsp->residue_len = 0;
+	else
+		fcxp_rsp->residue_len = bfa_os_ntohl(fcxp_rsp->residue_len);
+
+	fcxp = BFA_FCXP_FROM_TAG(mod, fcxp_tag);
+
+	bfa_assert(fcxp->send_cbfn != NULL);
+
+	hal_fcxp_rx_plog(mod->bfa, fcxp, fcxp_rsp);
+
+	if (fcxp->send_cbfn != NULL) {
+		if (fcxp->caller == NULL) {
+			bfa_trc(mod->bfa, fcxp->fcxp_tag);
+
+			fcxp->send_cbfn(fcxp->caller, fcxp, fcxp->send_cbarg,
+					fcxp_rsp->req_status, fcxp_rsp->rsp_len,
+					fcxp_rsp->residue_len, &fcxp_rsp->fchs);
+			/*
+			 * fcxp automatically freed on return from the callback
+			 */
+			bfa_fcxp_free(fcxp);
+		} else {
+			bfa_trc(mod->bfa, fcxp->fcxp_tag);
+			fcxp->rsp_status = fcxp_rsp->req_status;
+			fcxp->rsp_len = fcxp_rsp->rsp_len;
+			fcxp->residue_len = fcxp_rsp->residue_len;
+			fcxp->rsp_fchs = fcxp_rsp->fchs;
+
+			bfa_cb_queue(bfa, &fcxp->hcb_qe,
+				      __bfa_fcxp_send_cbfn, fcxp);
+		}
+	} else {
+		bfa_trc(bfa, fcxp_tag);
+	}
+}
+
+static void
+hal_fcxp_set_local_sges(struct bfi_sge_s *sge, u32 reqlen, u64 req_pa)
+{
+	union bfi_addr_u      sga_zero = { {0} };
+
+	sge->sg_len = reqlen;
+	sge->flags = BFI_SGE_DATA_LAST;
+	bfa_dma_addr_set(sge[0].sga, req_pa);
+	bfa_sge_to_be(sge);
+	sge++;
+
+	sge->sga = sga_zero;
+	sge->sg_len = reqlen;
+	sge->flags = BFI_SGE_PGDLEN;
+	bfa_sge_to_be(sge);
+}
+
+static void
+hal_fcxp_tx_plog(struct bfa_s *bfa, u32 reqlen, struct bfa_fcxp_s *fcxp,
+		 struct fchs_s *fchs)
+{
+	/*
+	 * TODO: TX ox_id
+	 */
+	if (reqlen > 0) {
+		if (fcxp->use_ireqbuf) {
+			u32        pld_w0 =
+				*((u32 *) BFA_FCXP_REQ_PLD(fcxp));
+
+			bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				BFA_PL_EID_TX,
+				reqlen + sizeof(struct fchs_s), fchs, pld_w0);
+		} else {
+			bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				BFA_PL_EID_TX, reqlen + sizeof(struct fchs_s),
+				fchs);
+		}
+	} else {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_TX,
+			       reqlen + sizeof(struct fchs_s), fchs);
+	}
+}
+
+static void
+hal_fcxp_rx_plog(struct bfa_s *bfa, struct bfa_fcxp_s *fcxp,
+		 struct bfi_fcxp_send_rsp_s *fcxp_rsp)
+{
+	if (fcxp_rsp->rsp_len > 0) {
+		if (fcxp->use_irspbuf) {
+			u32        pld_w0 =
+				*((u32 *) BFA_FCXP_RSP_PLD(fcxp));
+
+			bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_FCXP,
+					      BFA_PL_EID_RX,
+					      (u16) fcxp_rsp->rsp_len,
+					      &fcxp_rsp->fchs, pld_w0);
+		} else {
+			bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP,
+				       BFA_PL_EID_RX,
+				       (u16) fcxp_rsp->rsp_len,
+				       &fcxp_rsp->fchs);
+		}
+	} else {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_FCXP, BFA_PL_EID_RX,
+			       (u16) fcxp_rsp->rsp_len, &fcxp_rsp->fchs);
+	}
+}
+
+/**
+ * Handler to resume sending fcxp when space in available in cpe queue.
+ */
+static void
+bfa_fcxp_qresume(void *cbarg)
+{
+	struct bfa_fcxp_s		*fcxp = cbarg;
+	struct bfa_s			*bfa = fcxp->fcxp_mod->bfa;
+	struct bfi_fcxp_send_req_s	*send_req;
+
+	fcxp->reqq_waiting = BFA_FALSE;
+	send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+	bfa_fcxp_queue(fcxp, send_req);
+}
+
+/**
+ * Queue fcxp send request to foimrware.
+ */
+static void
+bfa_fcxp_queue(struct bfa_fcxp_s *fcxp, struct bfi_fcxp_send_req_s *send_req)
+{
+	struct bfa_s      		*bfa = fcxp->fcxp_mod->bfa;
+	struct bfa_fcxp_req_info_s	*reqi = &fcxp->req_info;
+	struct bfa_fcxp_rsp_info_s	*rspi = &fcxp->rsp_info;
+	struct bfa_rport_s		*rport = reqi->bfa_rport;
+
+	bfi_h2i_set(send_req->mh, BFI_MC_FCXP, BFI_FCXP_H2I_SEND_REQ,
+			bfa_lpuid(bfa));
+
+	send_req->fcxp_tag = bfa_os_htons(fcxp->fcxp_tag);
+	if (rport) {
+		send_req->rport_fw_hndl = rport->fw_handle;
+		send_req->max_frmsz = bfa_os_htons(rport->rport_info.max_frmsz);
+		if (send_req->max_frmsz == 0)
+			send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
+	} else {
+		send_req->rport_fw_hndl = 0;
+		send_req->max_frmsz = bfa_os_htons(FC_MAX_PDUSZ);
+	}
+
+	send_req->vf_id = bfa_os_htons(reqi->vf_id);
+	send_req->lp_tag = reqi->lp_tag;
+	send_req->class = reqi->class;
+	send_req->rsp_timeout = rspi->rsp_timeout;
+	send_req->cts = reqi->cts;
+	send_req->fchs = reqi->fchs;
+
+	send_req->req_len = bfa_os_htonl(reqi->req_tot_len);
+	send_req->rsp_maxlen = bfa_os_htonl(rspi->rsp_maxlen);
+
+	/*
+	 * setup req sgles
+	 */
+	if (fcxp->use_ireqbuf == 1) {
+		hal_fcxp_set_local_sges(send_req->req_sge, reqi->req_tot_len,
+					BFA_FCXP_REQ_PLD_PA(fcxp));
+	} else {
+		if (fcxp->nreq_sgles > 0) {
+			bfa_assert(fcxp->nreq_sgles == 1);
+			hal_fcxp_set_local_sges(send_req->req_sge,
+						reqi->req_tot_len,
+						fcxp->req_sga_cbfn(fcxp->caller,
+								   0));
+		} else {
+			bfa_assert(reqi->req_tot_len == 0);
+			hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
+		}
+	}
+
+	/*
+	 * setup rsp sgles
+	 */
+	if (fcxp->use_irspbuf == 1) {
+		bfa_assert(rspi->rsp_maxlen <= BFA_FCXP_MAX_LBUF_SZ);
+
+		hal_fcxp_set_local_sges(send_req->rsp_sge, rspi->rsp_maxlen,
+					BFA_FCXP_RSP_PLD_PA(fcxp));
+
+	} else {
+		if (fcxp->nrsp_sgles > 0) {
+			bfa_assert(fcxp->nrsp_sgles == 1);
+			hal_fcxp_set_local_sges(send_req->rsp_sge,
+						rspi->rsp_maxlen,
+						fcxp->rsp_sga_cbfn(fcxp->caller,
+								   0));
+		} else {
+			bfa_assert(rspi->rsp_maxlen == 0);
+			hal_fcxp_set_local_sges(send_req->rsp_sge, 0, 0);
+		}
+	}
+
+	hal_fcxp_tx_plog(bfa, reqi->req_tot_len, fcxp, &reqi->fchs);
+
+	bfa_reqq_produce(bfa, BFA_REQQ_FCXP);
+
+	bfa_trc(bfa, bfa_reqq_pi(bfa, BFA_REQQ_FCXP));
+	bfa_trc(bfa, bfa_reqq_ci(bfa, BFA_REQQ_FCXP));
+}
+
+
+/**
+ *  hal_fcxp_api BFA FCXP API
+ */
+
+/**
+ * Allocate an FCXP instance to send a response or to send a request
+ * that has a response. Request/response buffers are allocated by caller.
+ *
+ * @param[in]	bfa		BFA bfa instance
+ * @param[in]	nreq_sgles	Number of SG elements required for request
+ * 				buffer. 0, if fcxp internal buffers are	used.
+ * 				Use bfa_fcxp_get_reqbuf() to get the
+ * 				internal req buffer.
+ * @param[in]	req_sgles	SG elements describing request buffer. Will be
+ * 				copied in by BFA and hence can be freed on
+ * 				return from this function.
+ * @param[in]	get_req_sga	function ptr to be called to get a request SG
+ * 				Address (given the sge index).
+ * @param[in]	get_req_sglen	function ptr to be called to get a request SG
+ * 				len (given the sge index).
+ * @param[in]	get_rsp_sga	function ptr to be called to get a response SG
+ * 				Address (given the sge index).
+ * @param[in]	get_rsp_sglen	function ptr to be called to get a response SG
+ * 				len (given the sge index).
+ *
+ * @return FCXP instance. NULL on failure.
+ */
+struct bfa_fcxp_s *
+bfa_fcxp_alloc(void *caller, struct bfa_s *bfa, int nreq_sgles,
+			int nrsp_sgles, bfa_fcxp_get_sgaddr_t req_sga_cbfn,
+			bfa_fcxp_get_sglen_t req_sglen_cbfn,
+			bfa_fcxp_get_sgaddr_t rsp_sga_cbfn,
+			bfa_fcxp_get_sglen_t rsp_sglen_cbfn)
+{
+	struct bfa_fcxp_s *fcxp = NULL;
+	u32        nreq_sgpg, nrsp_sgpg;
+
+	bfa_assert(bfa != NULL);
+
+	fcxp = bfa_fcxp_get(BFA_FCXP_MOD(bfa));
+	if (fcxp == NULL)
+		return (NULL);
+
+	bfa_trc(bfa, fcxp->fcxp_tag);
+
+	fcxp->caller = caller;
+
+	if (nreq_sgles == 0) {
+		fcxp->use_ireqbuf = 1;
+	} else {
+		bfa_assert(req_sga_cbfn != NULL);
+		bfa_assert(req_sglen_cbfn != NULL);
+
+		fcxp->use_ireqbuf = 0;
+		fcxp->req_sga_cbfn = req_sga_cbfn;
+		fcxp->req_sglen_cbfn = req_sglen_cbfn;
+
+		fcxp->nreq_sgles = nreq_sgles;
+
+		/*
+		 * alloc required sgpgs
+		 */
+		if (nreq_sgles > BFI_SGE_INLINE) {
+			nreq_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
+
+			if (bfa_sgpg_malloc
+			    (bfa, &fcxp->req_sgpg_q, nreq_sgpg)
+			    != BFA_STATUS_OK) {
+				/* bfa_sgpg_wait(bfa, &fcxp->req_sgpg_wqe,
+				nreq_sgpg); */
+				/*
+				 * TODO
+				 */
+			}
+		}
+	}
+
+	if (nrsp_sgles == 0) {
+		fcxp->use_irspbuf = 1;
+	} else {
+		bfa_assert(rsp_sga_cbfn != NULL);
+		bfa_assert(rsp_sglen_cbfn != NULL);
+
+		fcxp->use_irspbuf = 0;
+		fcxp->rsp_sga_cbfn = rsp_sga_cbfn;
+		fcxp->rsp_sglen_cbfn = rsp_sglen_cbfn;
+
+		fcxp->nrsp_sgles = nrsp_sgles;
+		/*
+		 * alloc required sgpgs
+		 */
+		if (nrsp_sgles > BFI_SGE_INLINE) {
+			nrsp_sgpg = BFA_SGPG_NPAGE(nreq_sgles);
+
+			if (bfa_sgpg_malloc
+			    (bfa, &fcxp->rsp_sgpg_q, nrsp_sgpg)
+			    != BFA_STATUS_OK) {
+				/* bfa_sgpg_wait(bfa, &fcxp->rsp_sgpg_wqe,
+				nrsp_sgpg); */
+				/*
+				 * TODO
+				 */
+			}
+		}
+	}
+
+	return (fcxp);
+}
+
+/**
+ * Get the internal request buffer pointer
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return 		pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	void	*reqbuf;
+
+	bfa_assert(fcxp->use_ireqbuf == 1);
+	reqbuf = ((u8 *)mod->req_pld_list_kva) +
+			fcxp->fcxp_tag * mod->req_pld_sz;
+	return reqbuf;
+}
+
+u32
+bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+	return mod->req_pld_sz;
+}
+
+/**
+ * Get the internal response buffer pointer
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return		pointer to the internal request buffer
+ */
+void *
+bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+	void	*rspbuf;
+
+	bfa_assert(fcxp->use_irspbuf == 1);
+
+	rspbuf = ((u8 *)mod->rsp_pld_list_kva) +
+			fcxp->fcxp_tag * mod->rsp_pld_sz;
+	return rspbuf;
+}
+
+/**
+ * 		Free the BFA FCXP
+ *
+ * @param[in]	fcxp			BFA fcxp pointer
+ *
+ * @return 		void
+ */
+void
+bfa_fcxp_free(struct bfa_fcxp_s *fcxp)
+{
+	struct bfa_fcxp_mod_s *mod = fcxp->fcxp_mod;
+
+	bfa_assert(fcxp != NULL);
+	bfa_trc(mod->bfa, fcxp->fcxp_tag);
+	bfa_fcxp_put(fcxp);
+}
+
+/**
+ * Send a FCXP request
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ * @param[in]	rport	BFA rport pointer. Could be left NULL for WKA rports
+ * @param[in]	vf_id	virtual Fabric ID
+ * @param[in]	lp_tag  lport tag
+ * @param[in]	cts	use Continous sequence
+ * @param[in]	cos	fc Class of Service
+ * @param[in]	reqlen	request length, does not include FCHS length
+ * @param[in]	fchs	fc Header Pointer. The header content will be copied
+ *			in by BFA.
+ *
+ * @param[in]	cbfn	call back function to be called on receiving
+ * 								the response
+ * @param[in]	cbarg	arg for cbfn
+ * @param[in]	rsp_timeout
+ *			response timeout
+ *
+ * @return		bfa_status_t
+ */
+void
+bfa_fcxp_send(struct bfa_fcxp_s *fcxp, struct bfa_rport_s *rport,
+		u16 vf_id, u8 lp_tag, bfa_boolean_t cts, enum fc_cos cos,
+		u32 reqlen, struct fchs_s *fchs, bfa_cb_fcxp_send_t cbfn,
+		void *cbarg, u32 rsp_maxlen, u8 rsp_timeout)
+{
+	struct bfa_s			*bfa  = fcxp->fcxp_mod->bfa;
+	struct bfa_fcxp_req_info_s	*reqi = &fcxp->req_info;
+	struct bfa_fcxp_rsp_info_s	*rspi = &fcxp->rsp_info;
+	struct bfi_fcxp_send_req_s	*send_req;
+
+	bfa_trc(bfa, fcxp->fcxp_tag);
+
+	/**
+	 * setup request/response info
+	 */
+	reqi->bfa_rport = rport;
+	reqi->vf_id = vf_id;
+	reqi->lp_tag = lp_tag;
+	reqi->class = cos;
+	rspi->rsp_timeout = rsp_timeout;
+	reqi->cts = cts;
+	reqi->fchs = *fchs;
+	reqi->req_tot_len = reqlen;
+	rspi->rsp_maxlen = rsp_maxlen;
+	fcxp->send_cbfn = cbfn ? cbfn : bfa_fcxp_null_comp;
+	fcxp->send_cbarg = cbarg;
+
+	/**
+	 * If no room in CPE queue, wait for
+	 */
+	send_req = bfa_reqq_next(bfa, BFA_REQQ_FCXP);
+	if (!send_req) {
+		bfa_trc(bfa, fcxp->fcxp_tag);
+		fcxp->reqq_waiting = BFA_TRUE;
+		bfa_reqq_wait(bfa, BFA_REQQ_FCXP, &fcxp->reqq_wqe);
+		return;
+	}
+
+	bfa_fcxp_queue(fcxp, send_req);
+}
+
+/**
+ * Abort a BFA FCXP
+ *
+ * @param[in]	fcxp	BFA fcxp pointer
+ *
+ * @return 		void
+ */
+bfa_status_t
+bfa_fcxp_abort(struct bfa_fcxp_s *fcxp)
+{
+	bfa_assert(0);
+	return (BFA_STATUS_OK);
+}
+
+void
+bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+			bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *alloc_cbarg)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_assert(list_empty(&mod->fcxp_free_q));
+
+	wqe->alloc_cbfn = alloc_cbfn;
+	wqe->alloc_cbarg = alloc_cbarg;
+	list_add_tail(&wqe->qe, &mod->wait_q);
+}
+
+void
+bfa_fcxp_walloc_cancel(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->wait_q, wqe));
+	list_del(&wqe->qe);
+}
+
+void
+bfa_fcxp_discard(struct bfa_fcxp_s *fcxp)
+{
+	/**
+	 * If waiting for room in request queue, cancel reqq wait
+	 * and free fcxp.
+	 */
+	if (fcxp->reqq_waiting) {
+		fcxp->reqq_waiting = BFA_FALSE;
+		bfa_reqq_wcancel(&fcxp->reqq_wqe);
+		bfa_fcxp_free(fcxp);
+		return;
+	}
+
+	fcxp->send_cbfn = bfa_fcxp_null_comp;
+}
+
+
+
+/**
+ *  hal_fcxp_public BFA FCXP public functions
+ */
+
+void
+bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	switch (msg->mhdr.msg_id) {
+	case BFI_FCXP_I2H_SEND_RSP:
+		hal_fcxp_send_comp(bfa, (struct bfi_fcxp_send_rsp_s *) msg);
+		break;
+
+	default:
+		bfa_trc(bfa, msg->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+u32
+bfa_fcxp_get_maxrsp(struct bfa_s *bfa)
+{
+	struct bfa_fcxp_mod_s *mod = BFA_FCXP_MOD(bfa);
+
+	return mod->rsp_pld_sz;
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_fcxp_priv.h b/drivers/scsi/bfa/bfa_fcxp_priv.h
new file mode 100644
index 000000000000..4cda49397da0
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fcxp_priv.h
@@ -0,0 +1,138 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCXP_PRIV_H__
+#define __BFA_FCXP_PRIV_H__
+
+#include <cs/bfa_sm.h>
+#include <protocol/fc.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcxp.h>
+
+#define BFA_FCXP_MIN     	(1)
+#define BFA_FCXP_MAX_IBUF_SZ	(2 * 1024 + 256)
+#define BFA_FCXP_MAX_LBUF_SZ	(4 * 1024 + 256)
+
+struct bfa_fcxp_mod_s {
+	struct bfa_s      *bfa;		/*  backpointer to BFA */
+	struct bfa_fcxp_s *fcxp_list;	/*  array of FCXPs */
+	u16        num_fcxps;	/*  max num FCXP requests */
+	struct list_head fcxp_free_q;	/*  free FCXPs */
+	struct list_head fcxp_active_q;	/*  active FCXPs */
+	void	*req_pld_list_kva;	/*  list of FCXP req pld */
+	u64 req_pld_list_pa;	/*  list of FCXP req pld */
+	void *rsp_pld_list_kva;		/*  list of FCXP resp pld */
+	u64 rsp_pld_list_pa;	/*  list of FCXP resp pld */
+	struct list_head  wait_q;		/*  wait queue for free fcxp */
+	u32	req_pld_sz;
+	u32	rsp_pld_sz;
+};
+
+#define BFA_FCXP_MOD(__bfa)		(&(__bfa)->modules.fcxp_mod)
+#define BFA_FCXP_FROM_TAG(__mod, __tag)	(&(__mod)->fcxp_list[__tag])
+
+typedef void    (*fcxp_send_cb_t) (struct bfa_s *ioc, struct bfa_fcxp_s *fcxp,
+				   void *cb_arg, bfa_status_t req_status,
+				   u32 rsp_len, u32 resid_len,
+				   struct fchs_s *rsp_fchs);
+
+/**
+ * Information needed for a FCXP request
+ */
+struct bfa_fcxp_req_info_s {
+	struct bfa_rport_s *bfa_rport;	/*  Pointer to the bfa rport that was
+					 *returned from bfa_rport_create().
+					 *This could be left NULL for WKA or for
+					 *FCXP interactions before the rport
+					 *nexus is established
+					 */
+	struct fchs_s   fchs;	/*  request FC header structure */
+	u8 cts;		/*  continous sequence */
+	u8 class;		/*  FC class for the request/response */
+	u16 max_frmsz;	/*  max send frame size */
+	u16 vf_id;		/*  vsan tag if applicable */
+	u8	lp_tag;		/*  lport tag */
+	u32 req_tot_len;	/*  request payload total length */
+};
+
+struct bfa_fcxp_rsp_info_s {
+	struct fchs_s rsp_fchs;		/*  Response frame's FC header will
+					 * be *sent back in this field */
+	u8         rsp_timeout;	/*  timeout in seconds, 0-no response
+					 */
+	u8         rsvd2[3];
+	u32        rsp_maxlen;	/*  max response length expected */
+};
+
+struct bfa_fcxp_s {
+	struct list_head 	qe;		/*  fcxp queue element */
+	bfa_sm_t        sm;             /*  state machine */
+	void           	*caller;	/*  driver or fcs */
+	struct bfa_fcxp_mod_s *fcxp_mod;
+					/*  back pointer to fcxp mod */
+	u16        fcxp_tag;	/*  internal tag */
+	struct bfa_fcxp_req_info_s req_info;
+					/*  request info */
+	struct bfa_fcxp_rsp_info_s rsp_info;
+					/*  response info */
+	u8 	use_ireqbuf;	/*  use internal req buf */
+	u8         use_irspbuf;	/*  use internal rsp buf */
+	u32        nreq_sgles;	/*  num request SGLEs */
+	u32        nrsp_sgles;	/*  num response SGLEs */
+	struct list_head req_sgpg_q;	/*  SG pages for request buf */
+	struct list_head req_sgpg_wqe;	/*  wait queue for req SG page */
+	struct list_head rsp_sgpg_q;	/*  SG pages for response buf */
+	struct list_head rsp_sgpg_wqe;	/*  wait queue for rsp SG page */
+
+	bfa_fcxp_get_sgaddr_t req_sga_cbfn;
+					/*  SG elem addr user function */
+	bfa_fcxp_get_sglen_t req_sglen_cbfn;
+					/*  SG elem len user function */
+	bfa_fcxp_get_sgaddr_t rsp_sga_cbfn;
+					/*  SG elem addr user function */
+	bfa_fcxp_get_sglen_t rsp_sglen_cbfn;
+					/*  SG elem len user function */
+	bfa_cb_fcxp_send_t send_cbfn;   /*  send completion callback */
+	void		*send_cbarg;	/*  callback arg */
+	struct bfa_sge_s   req_sge[BFA_FCXP_MAX_SGES];
+					/*  req SG elems */
+	struct bfa_sge_s   rsp_sge[BFA_FCXP_MAX_SGES];
+					/*  rsp SG elems */
+	u8         rsp_status;	/*  comp: rsp status */
+	u32        rsp_len;	/*  comp: actual response len */
+	u32        residue_len;	/*  comp: residual rsp length */
+	struct fchs_s          rsp_fchs;	/*  comp: response fchs */
+	struct bfa_cb_qe_s    hcb_qe;	/*  comp: callback qelem */
+	struct bfa_reqq_wait_s	reqq_wqe;
+	bfa_boolean_t	reqq_waiting;
+};
+
+#define BFA_FCXP_REQ_PLD(_fcxp) 	(bfa_fcxp_get_reqbuf(_fcxp))
+
+#define BFA_FCXP_RSP_FCHS(_fcxp) 	(&((_fcxp)->rsp_info.fchs))
+#define BFA_FCXP_RSP_PLD(_fcxp) 	(bfa_fcxp_get_rspbuf(_fcxp))
+
+#define BFA_FCXP_REQ_PLD_PA(_fcxp)					\
+	((_fcxp)->fcxp_mod->req_pld_list_pa +				\
+		((_fcxp)->fcxp_mod->req_pld_sz  * (_fcxp)->fcxp_tag))
+
+#define BFA_FCXP_RSP_PLD_PA(_fcxp) 					\
+	((_fcxp)->fcxp_mod->rsp_pld_list_pa +				\
+		((_fcxp)->fcxp_mod->rsp_pld_sz * (_fcxp)->fcxp_tag))
+
+void	bfa_fcxp_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_FCXP_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_fwimg_priv.h b/drivers/scsi/bfa/bfa_fwimg_priv.h
new file mode 100644
index 000000000000..1ec1355924d9
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_fwimg_priv.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FWIMG_PRIV_H__
+#define __BFA_FWIMG_PRIV_H__
+
+#define	BFI_FLASH_CHUNK_SZ		256	/*  Flash chunk size */
+#define	BFI_FLASH_CHUNK_SZ_WORDS	(BFI_FLASH_CHUNK_SZ/sizeof(u32))
+
+extern u32 *bfi_image_ct_get_chunk(u32 off);
+extern u32 bfi_image_ct_size;
+extern u32 *bfi_image_cb_get_chunk(u32 off);
+extern u32 bfi_image_cb_size;
+extern u32 *bfi_image_cb;
+extern u32 *bfi_image_ct;
+
+#endif /* __BFA_FWIMG_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_hw_cb.c b/drivers/scsi/bfa/bfa_hw_cb.c
new file mode 100644
index 000000000000..ede1438619e2
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_hw_cb.c
@@ -0,0 +1,142 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_priv.h>
+#include <bfi/bfi_cbreg.h>
+
+void
+bfa_hwcb_reginit(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_regs_s	*bfa_regs = &bfa->iocfc.bfa_regs;
+	bfa_os_addr_t		kva = bfa_ioc_bar0(&bfa->ioc);
+	int             	i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
+
+	if (fn == 0) {
+		bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN0_INT_MSK);
+	} else {
+		bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN1_INT_MSK);
+	}
+
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
+		/*
+		 * CPE registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->cpe_q_pi[i] = (kva + CPE_Q_PI(q));
+		bfa_regs->cpe_q_ci[i] = (kva + CPE_Q_CI(q));
+		bfa_regs->cpe_q_depth[i] = (kva + CPE_Q_DEPTH(q));
+
+		/*
+		 * RME registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->rme_q_pi[i] = (kva + RME_Q_PI(q));
+		bfa_regs->rme_q_ci[i] = (kva + RME_Q_CI(q));
+		bfa_regs->rme_q_depth[i] = (kva + RME_Q_DEPTH(q));
+	}
+}
+
+void
+bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq)
+{
+}
+
+static void
+bfa_hwcb_rspq_ack_msix(struct bfa_s *bfa, int rspq)
+{
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status,
+		__HFN_INT_RME_Q0 << RME_Q_NUM(bfa_ioc_pcifn(&bfa->ioc), rspq));
+}
+
+void
+bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+		 u32 *num_vecs, u32 *max_vec_bit)
+{
+#define __HFN_NUMINTS	13
+	if (bfa_ioc_pcifn(&bfa->ioc) == 0) {
+		*msix_vecs_bmap = (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
+				   __HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
+				   __HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
+				   __HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
+				   __HFN_INT_MBOX_LPU0);
+		*max_vec_bit = __HFN_INT_MBOX_LPU0;
+	} else {
+		*msix_vecs_bmap = (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
+				   __HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
+				   __HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
+				   __HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
+				   __HFN_INT_MBOX_LPU1);
+		*max_vec_bit = __HFN_INT_MBOX_LPU1;
+	}
+
+	*msix_vecs_bmap |= (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
+			    __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
+	*num_vecs = __HFN_NUMINTS;
+}
+
+/**
+ * No special setup required for crossbow -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs)
+{
+	int i;
+
+	bfa_assert((nvecs == 1) || (nvecs == __HFN_NUMINTS));
+
+	bfa->msix.nvecs = nvecs;
+	if (nvecs == 1) {
+		for (i = 0; i < BFA_MSIX_CB_MAX; i++)
+			bfa->msix.handler[i] = bfa_msix_all;
+		return;
+	}
+
+	for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q7; i++)
+		bfa->msix.handler[i] = bfa_msix_reqq;
+
+	for (i = BFA_MSIX_RME_Q0; i <= BFA_MSIX_RME_Q7; i++)
+		bfa->msix.handler[i] = bfa_msix_rspq;
+
+	for (; i < BFA_MSIX_CB_MAX; i++)
+		bfa->msix.handler[i] = bfa_msix_lpu_err;
+}
+
+/**
+ * Crossbow -- dummy, interrupts are masked
+ */
+void
+bfa_hwcb_msix_install(struct bfa_s *bfa)
+{
+}
+
+void
+bfa_hwcb_msix_uninstall(struct bfa_s *bfa)
+{
+}
+
+/**
+ * No special enable/disable -- vector assignments are implicit.
+ */
+void
+bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+	bfa->iocfc.hwif.hw_rspq_ack = bfa_hwcb_rspq_ack_msix;
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_hw_ct.c b/drivers/scsi/bfa/bfa_hw_ct.c
new file mode 100644
index 000000000000..51ae5740e6e9
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_hw_ct.c
@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_priv.h>
+#include <bfi/bfi_ctreg.h>
+#include <bfa_ioc.h>
+
+BFA_TRC_FILE(HAL, IOCFC_CT);
+
+static u32 __ct_msix_err_vec_reg[] = {
+	HOST_MSIX_ERR_INDEX_FN0,
+	HOST_MSIX_ERR_INDEX_FN1,
+	HOST_MSIX_ERR_INDEX_FN2,
+	HOST_MSIX_ERR_INDEX_FN3,
+};
+
+static void
+bfa_hwct_msix_lpu_err_set(struct bfa_s *bfa, bfa_boolean_t msix, int vec)
+{
+	int fn = bfa_ioc_pcifn(&bfa->ioc);
+	bfa_os_addr_t kva = bfa_ioc_bar0(&bfa->ioc);
+
+	if (msix)
+		bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], vec);
+	else
+		bfa_reg_write(kva + __ct_msix_err_vec_reg[fn], 0);
+}
+
+/**
+ * Dummy interrupt handler for handling spurious interrupt during chip-reinit.
+ */
+static void
+bfa_hwct_msix_dummy(struct bfa_s *bfa, int vec)
+{
+}
+
+void
+bfa_hwct_reginit(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_regs_s	*bfa_regs = &bfa->iocfc.bfa_regs;
+	bfa_os_addr_t		kva = bfa_ioc_bar0(&bfa->ioc);
+	int             	i, q, fn = bfa_ioc_pcifn(&bfa->ioc);
+
+	if (fn == 0) {
+		bfa_regs->intr_status = (kva + HOSTFN0_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN0_INT_MSK);
+	} else {
+		bfa_regs->intr_status = (kva + HOSTFN1_INT_STATUS);
+		bfa_regs->intr_mask   = (kva + HOSTFN1_INT_MSK);
+	}
+
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++) {
+		/*
+		 * CPE registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->cpe_q_pi[i] = (kva + CPE_PI_PTR_Q(q << 5));
+		bfa_regs->cpe_q_ci[i] = (kva + CPE_CI_PTR_Q(q << 5));
+		bfa_regs->cpe_q_depth[i] = (kva + CPE_DEPTH_Q(q << 5));
+		bfa_regs->cpe_q_ctrl[i] = (kva + CPE_QCTRL_Q(q << 5));
+
+		/*
+		 * RME registers
+		 */
+		q = CPE_Q_NUM(fn, i);
+		bfa_regs->rme_q_pi[i] = (kva + RME_PI_PTR_Q(q << 5));
+		bfa_regs->rme_q_ci[i] = (kva + RME_CI_PTR_Q(q << 5));
+		bfa_regs->rme_q_depth[i] = (kva + RME_DEPTH_Q(q << 5));
+		bfa_regs->rme_q_ctrl[i] = (kva + RME_QCTRL_Q(q << 5));
+	}
+}
+
+void
+bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq)
+{
+	u32	r32;
+
+	r32 = bfa_reg_read(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq]);
+	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ctrl[rspq], r32);
+}
+
+void
+bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+		 u32 *num_vecs, u32 *max_vec_bit)
+{
+	*msix_vecs_bmap = (1 << BFA_MSIX_CT_MAX) - 1;
+	*max_vec_bit = (1 << (BFA_MSIX_CT_MAX - 1));
+	*num_vecs = BFA_MSIX_CT_MAX;
+}
+
+/**
+ * Setup MSI-X vector for catapult
+ */
+void
+bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs)
+{
+	bfa_assert((nvecs == 1) || (nvecs == BFA_MSIX_CT_MAX));
+	bfa_trc(bfa, nvecs);
+
+	bfa->msix.nvecs = nvecs;
+	bfa_hwct_msix_uninstall(bfa);
+}
+
+void
+bfa_hwct_msix_install(struct bfa_s *bfa)
+{
+	int i;
+
+	if (bfa->msix.nvecs == 0)
+		return;
+
+	if (bfa->msix.nvecs == 1) {
+		for (i = 0; i < BFA_MSIX_CT_MAX; i++)
+			bfa->msix.handler[i] = bfa_msix_all;
+		return;
+	}
+
+	for (i = BFA_MSIX_CPE_Q0; i <= BFA_MSIX_CPE_Q3; i++)
+		bfa->msix.handler[i] = bfa_msix_reqq;
+
+	for (; i <= BFA_MSIX_RME_Q3; i++)
+		bfa->msix.handler[i] = bfa_msix_rspq;
+
+	bfa_assert(i == BFA_MSIX_LPU_ERR);
+	bfa->msix.handler[BFA_MSIX_LPU_ERR] = bfa_msix_lpu_err;
+}
+
+void
+bfa_hwct_msix_uninstall(struct bfa_s *bfa)
+{
+	int i;
+
+	for (i = 0; i < BFA_MSIX_CT_MAX; i++)
+		bfa->msix.handler[i] = bfa_hwct_msix_dummy;
+}
+
+/**
+ * Enable MSI-X vectors
+ */
+void
+bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix)
+{
+	bfa_trc(bfa, 0);
+	bfa_hwct_msix_lpu_err_set(bfa, msix, BFA_MSIX_LPU_ERR);
+	bfa_ioc_isr_mode_set(&bfa->ioc, msix);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_intr.c b/drivers/scsi/bfa/bfa_intr.c
new file mode 100644
index 000000000000..0ca125712a04
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_intr.c
@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#include <bfa.h>
+#include <bfi/bfi_cbreg.h>
+#include <bfa_port_priv.h>
+#include <bfa_intr_priv.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, INTR);
+
+static void
+bfa_msix_errint(struct bfa_s *bfa, u32 intr)
+{
+	bfa_ioc_error_isr(&bfa->ioc);
+}
+
+static void
+bfa_msix_lpu(struct bfa_s *bfa)
+{
+	bfa_ioc_mbox_isr(&bfa->ioc);
+}
+
+void
+bfa_msix_all(struct bfa_s *bfa, int vec)
+{
+	bfa_intx(bfa);
+}
+
+/**
+ *  hal_intr_api
+ */
+bfa_boolean_t
+bfa_intx(struct bfa_s *bfa)
+{
+	u32        intr, qintr;
+	int             queue;
+
+	intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
+	if (!intr)
+		return BFA_FALSE;
+
+	/**
+	 * RME completion queue interrupt
+	 */
+	qintr = intr & __HFN_INT_RME_MASK;
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
+
+	for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue ++) {
+		if (intr & (__HFN_INT_RME_Q0 << queue))
+			bfa_msix_rspq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
+	}
+	intr &= ~qintr;
+	if (!intr)
+		return BFA_TRUE;
+
+	/**
+	 * CPE completion queue interrupt
+	 */
+	qintr = intr & __HFN_INT_CPE_MASK;
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, qintr);
+
+	for (queue = 0; queue < BFI_IOC_MAX_CQS_ASIC; queue++) {
+		if (intr & (__HFN_INT_CPE_Q0 << queue))
+			bfa_msix_reqq(bfa, queue & (BFI_IOC_MAX_CQS - 1));
+	}
+	intr &= ~qintr;
+	if (!intr)
+		return BFA_TRUE;
+
+	bfa_msix_lpu_err(bfa, intr);
+
+	return BFA_TRUE;
+}
+
+void
+bfa_isr_enable(struct bfa_s *bfa)
+{
+	u32        intr_unmask;
+	int             pci_func = bfa_ioc_pcifn(&bfa->ioc);
+
+	bfa_trc(bfa, pci_func);
+
+	bfa_msix_install(bfa);
+	intr_unmask = (__HFN_INT_ERR_EMC | __HFN_INT_ERR_LPU0 |
+		       __HFN_INT_ERR_LPU1 | __HFN_INT_ERR_PSS);
+
+	if (pci_func == 0)
+		intr_unmask |= (__HFN_INT_CPE_Q0 | __HFN_INT_CPE_Q1 |
+				__HFN_INT_CPE_Q2 | __HFN_INT_CPE_Q3 |
+				__HFN_INT_RME_Q0 | __HFN_INT_RME_Q1 |
+				__HFN_INT_RME_Q2 | __HFN_INT_RME_Q3 |
+				__HFN_INT_MBOX_LPU0);
+	else
+		intr_unmask |= (__HFN_INT_CPE_Q4 | __HFN_INT_CPE_Q5 |
+				__HFN_INT_CPE_Q6 | __HFN_INT_CPE_Q7 |
+				__HFN_INT_RME_Q4 | __HFN_INT_RME_Q5 |
+				__HFN_INT_RME_Q6 | __HFN_INT_RME_Q7 |
+				__HFN_INT_MBOX_LPU1);
+
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_status, intr_unmask);
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, ~intr_unmask);
+	bfa_isr_mode_set(bfa, bfa->msix.nvecs != 0);
+}
+
+void
+bfa_isr_disable(struct bfa_s *bfa)
+{
+	bfa_isr_mode_set(bfa, BFA_FALSE);
+	bfa_reg_write(bfa->iocfc.bfa_regs.intr_mask, -1L);
+	bfa_msix_uninstall(bfa);
+}
+
+void
+bfa_msix_reqq(struct bfa_s *bfa, int qid)
+{
+	struct list_head 		*waitq, *qe, *qen;
+	struct bfa_reqq_wait_s	*wqe;
+
+	qid &= (BFI_IOC_MAX_CQS - 1);
+
+	waitq = bfa_reqq(bfa, qid);
+	list_for_each_safe(qe, qen, waitq) {
+		/**
+		 * Callback only as long as there is room in request queue
+		 */
+		if (bfa_reqq_full(bfa, qid))
+			break;
+
+		list_del(qe);
+		wqe = (struct bfa_reqq_wait_s *) qe;
+		wqe->qresume(wqe->cbarg);
+	}
+}
+
+void
+bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	bfa_trc(bfa, m->mhdr.msg_class);
+	bfa_trc(bfa, m->mhdr.msg_id);
+	bfa_trc(bfa, m->mhdr.mtag.i2htok);
+	bfa_assert(0);
+	bfa_trc_stop(bfa->trcmod);
+}
+
+void
+bfa_msix_rspq(struct bfa_s *bfa, int rsp_qid)
+{
+	struct bfi_msg_s      *m;
+	u32        pi, ci;
+
+	bfa_trc_fp(bfa, rsp_qid);
+
+	rsp_qid &= (BFI_IOC_MAX_CQS - 1);
+
+	bfa->iocfc.hwif.hw_rspq_ack(bfa, rsp_qid);
+
+	ci = bfa_rspq_ci(bfa, rsp_qid);
+	pi = bfa_rspq_pi(bfa, rsp_qid);
+
+	bfa_trc_fp(bfa, ci);
+	bfa_trc_fp(bfa, pi);
+
+	if (bfa->rme_process) {
+		while (ci != pi) {
+			m = bfa_rspq_elem(bfa, rsp_qid, ci);
+			bfa_assert_fp(m->mhdr.msg_class < BFI_MC_MAX);
+
+			bfa_isrs[m->mhdr.msg_class] (bfa, m);
+
+			CQ_INCR(ci, bfa->iocfc.cfg.drvcfg.num_rspq_elems);
+		}
+	}
+
+	/**
+	 * update CI
+	 */
+	bfa_rspq_ci(bfa, rsp_qid) = pi;
+	bfa_reg_write(bfa->iocfc.bfa_regs.rme_q_ci[rsp_qid], pi);
+	bfa_os_mmiowb();
+}
+
+void
+bfa_msix_lpu_err(struct bfa_s *bfa, int vec)
+{
+	u32 intr;
+
+	intr = bfa_reg_read(bfa->iocfc.bfa_regs.intr_status);
+
+	if (intr & (__HFN_INT_MBOX_LPU0 | __HFN_INT_MBOX_LPU1))
+		bfa_msix_lpu(bfa);
+
+	if (intr & (__HFN_INT_ERR_EMC |
+		    __HFN_INT_ERR_LPU0 | __HFN_INT_ERR_LPU1 |
+		    __HFN_INT_ERR_PSS))
+		bfa_msix_errint(bfa, intr);
+}
+
+void
+bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func)
+{
+	bfa_isrs[mc] = isr_func;
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_intr_priv.h b/drivers/scsi/bfa/bfa_intr_priv.h
new file mode 100644
index 000000000000..8ce6e6b105c8
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_intr_priv.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_INTR_PRIV_H__
+#define __BFA_INTR_PRIV_H__
+
+/**
+ * Message handler
+ */
+typedef void (*bfa_isr_func_t) (struct bfa_s *bfa, struct bfi_msg_s *m);
+void bfa_isr_unhandled(struct bfa_s *bfa, struct bfi_msg_s *m);
+void bfa_isr_bind(enum bfi_mclass mc, bfa_isr_func_t isr_func);
+
+
+#define bfa_reqq_pi(__bfa, __reqq)	(__bfa)->iocfc.req_cq_pi[__reqq]
+#define bfa_reqq_ci(__bfa, __reqq)					\
+	*(u32 *)((__bfa)->iocfc.req_cq_shadow_ci[__reqq].kva)
+
+#define bfa_reqq_full(__bfa, __reqq)				\
+	(((bfa_reqq_pi(__bfa, __reqq) + 1) &			\
+	  ((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1)) ==	\
+	 bfa_reqq_ci(__bfa, __reqq))
+
+#define bfa_reqq_next(__bfa, __reqq)				\
+	(bfa_reqq_full(__bfa, __reqq) ? NULL :			\
+	 ((void *)((struct bfi_msg_s *)((__bfa)->iocfc.req_cq_ba[__reqq].kva) \
+			  + bfa_reqq_pi((__bfa), (__reqq)))))
+
+#define bfa_reqq_produce(__bfa, __reqq)	do {				\
+	(__bfa)->iocfc.req_cq_pi[__reqq]++;				\
+	(__bfa)->iocfc.req_cq_pi[__reqq] &=				\
+		((__bfa)->iocfc.cfg.drvcfg.num_reqq_elems - 1);      \
+	bfa_reg_write((__bfa)->iocfc.bfa_regs.cpe_q_pi[__reqq],		\
+				(__bfa)->iocfc.req_cq_pi[__reqq]);      \
+	bfa_os_mmiowb();      \
+} while (0)
+
+#define bfa_rspq_pi(__bfa, __rspq)					\
+	*(u32 *)((__bfa)->iocfc.rsp_cq_shadow_pi[__rspq].kva)
+
+#define bfa_rspq_ci(__bfa, __rspq)	(__bfa)->iocfc.rsp_cq_ci[__rspq]
+#define bfa_rspq_elem(__bfa, __rspq, __ci)				\
+	&((struct bfi_msg_s *)((__bfa)->iocfc.rsp_cq_ba[__rspq].kva))[__ci]
+
+#define CQ_INCR(__index, __size)					\
+			(__index)++; (__index) &= ((__size) - 1)
+
+/**
+ * Queue element to wait for room in request queue. FIFO order is
+ * maintained when fullfilling requests.
+ */
+struct bfa_reqq_wait_s {
+	struct list_head 	qe;
+	void		(*qresume) (void *cbarg);
+	void		*cbarg;
+};
+
+/**
+ * Circular queue usage assignments
+ */
+enum {
+	BFA_REQQ_IOC	= 0,	/*  all low-priority IOC msgs	*/
+	BFA_REQQ_FCXP	= 0,	/*  all FCXP messages		*/
+	BFA_REQQ_LPS	= 0,	/*  all lport service msgs	*/
+	BFA_REQQ_PORT	= 0,	/*  all port messages		*/
+	BFA_REQQ_FLASH	= 0,	/*  for flash module		*/
+	BFA_REQQ_DIAG	= 0,	/*  for diag module		*/
+	BFA_REQQ_RPORT	= 0,	/*  all port messages		*/
+	BFA_REQQ_SBOOT	= 0,	/*  all san boot messages	*/
+	BFA_REQQ_QOS_LO	= 1,	/*  all low priority IO	*/
+	BFA_REQQ_QOS_MD	= 2,	/*  all medium priority IO	*/
+	BFA_REQQ_QOS_HI	= 3,	/*  all high priority IO	*/
+};
+
+static inline void
+bfa_reqq_winit(struct bfa_reqq_wait_s *wqe, void (*qresume) (void *cbarg),
+			void *cbarg)
+{
+	wqe->qresume = qresume;
+	wqe->cbarg = cbarg;
+}
+
+#define bfa_reqq(__bfa, __reqq)	&(__bfa)->reqq_waitq[__reqq]
+
+/**
+ * static inline void
+ * bfa_reqq_wait(struct bfa_s *bfa, int reqq, struct bfa_reqq_wait_s *wqe)
+ */
+#define bfa_reqq_wait(__bfa, __reqq, __wqe) do {			\
+									\
+		struct list_head *waitq = bfa_reqq(__bfa, __reqq);      \
+									\
+		bfa_assert(((__reqq) < BFI_IOC_MAX_CQS));      \
+		bfa_assert((__wqe)->qresume && (__wqe)->cbarg);      \
+									\
+		list_add_tail(&(__wqe)->qe, waitq);      \
+} while (0)
+
+#define bfa_reqq_wcancel(__wqe)	list_del(&(__wqe)->qe)
+
+#endif /* __BFA_INTR_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_ioc.c b/drivers/scsi/bfa/bfa_ioc.c
new file mode 100644
index 000000000000..149348934ce3
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc.c
@@ -0,0 +1,2382 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_ioc.h>
+#include <bfa_fwimg_priv.h>
+#include <bfa_trcmod_priv.h>
+#include <cs/bfa_debug.h>
+#include <bfi/bfi_ioc.h>
+#include <bfi/bfi_ctreg.h>
+#include <aen/bfa_aen_ioc.h>
+#include <aen/bfa_aen.h>
+#include <log/bfa_log_hal.h>
+#include <defs/bfa_defs_pci.h>
+
+BFA_TRC_FILE(HAL, IOC);
+
+/**
+ * IOC local definitions
+ */
+#define BFA_IOC_TOV		2000	/* msecs */
+#define BFA_IOC_HB_TOV		1000	/* msecs */
+#define BFA_IOC_HB_FAIL_MAX	4
+#define BFA_IOC_HWINIT_MAX	2
+#define BFA_IOC_FWIMG_MINSZ     (16 * 1024)
+#define BFA_IOC_TOV_RECOVER	(BFA_IOC_HB_FAIL_MAX * BFA_IOC_HB_TOV \
+				+ BFA_IOC_TOV)
+
+#define bfa_ioc_timer_start(__ioc)					\
+	bfa_timer_begin((__ioc)->timer_mod, &(__ioc)->ioc_timer,	\
+			bfa_ioc_timeout, (__ioc), BFA_IOC_TOV)
+#define bfa_ioc_timer_stop(__ioc)   bfa_timer_stop(&(__ioc)->ioc_timer)
+
+#define BFA_DBG_FWTRC_ENTS	(BFI_IOC_TRC_ENTS)
+#define BFA_DBG_FWTRC_LEN					\
+	(BFA_DBG_FWTRC_ENTS * sizeof(struct bfa_trc_s) +	\
+	 (sizeof(struct bfa_trc_mod_s) -			\
+	  BFA_TRC_MAX * sizeof(struct bfa_trc_s)))
+#define BFA_DBG_FWTRC_OFF(_fn)	(BFI_IOC_TRC_OFF + BFA_DBG_FWTRC_LEN * (_fn))
+#define bfa_ioc_stats(_ioc, _stats)	(_ioc)->stats._stats ++
+
+#define BFA_FLASH_CHUNK_NO(off)         (off / BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_FLASH_OFFSET_IN_CHUNK(off)  (off % BFI_FLASH_CHUNK_SZ_WORDS)
+#define BFA_FLASH_CHUNK_ADDR(chunkno)   (chunkno * BFI_FLASH_CHUNK_SZ_WORDS)
+bfa_boolean_t   bfa_auto_recover = BFA_FALSE;
+
+/*
+ * forward declarations
+ */
+static void     bfa_ioc_aen_post(struct bfa_ioc_s *bfa,
+				 enum bfa_ioc_aen_event event);
+static void     bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force);
+static void     bfa_ioc_timeout(void *ioc);
+static void     bfa_ioc_send_enable(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_send_disable(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_send_getattr(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_hb_stop(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force);
+static void     bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_recover(struct bfa_ioc_s *ioc);
+static bfa_boolean_t bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_disable_comp(struct bfa_ioc_s *ioc);
+static void     bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc);
+
+/**
+ *  bfa_ioc_sm
+ */
+
+/**
+ * IOC state machine events
+ */
+enum ioc_event {
+	IOC_E_ENABLE = 1,	/*  IOC enable request */
+	IOC_E_DISABLE = 2,	/*  IOC disable request */
+	IOC_E_TIMEOUT = 3,	/*  f/w response timeout */
+	IOC_E_FWREADY = 4,	/*  f/w initialization done */
+	IOC_E_FWRSP_GETATTR = 5,	/*  IOC get attribute response */
+	IOC_E_FWRSP_ENABLE = 6,	/*  enable f/w response */
+	IOC_E_FWRSP_DISABLE = 7,	/*  disable f/w response */
+	IOC_E_HBFAIL = 8,	/*  heartbeat failure */
+	IOC_E_HWERROR = 9,	/*  hardware error interrupt */
+	IOC_E_SEMLOCKED = 10,	/*  h/w semaphore is locked */
+	IOC_E_DETACH = 11,	/*  driver detach cleanup */
+};
+
+bfa_fsm_state_decl(bfa_ioc, reset, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, fwcheck, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, mismatch, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, semwait, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hwinit, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, enabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, getattr, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, op, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, initfail, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, hbfail, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabling, struct bfa_ioc_s, enum ioc_event);
+bfa_fsm_state_decl(bfa_ioc, disabled, struct bfa_ioc_s, enum ioc_event);
+
+static struct bfa_sm_table_s ioc_sm_table[] = {
+	{BFA_SM(bfa_ioc_sm_reset), BFA_IOC_RESET},
+	{BFA_SM(bfa_ioc_sm_fwcheck), BFA_IOC_FWMISMATCH},
+	{BFA_SM(bfa_ioc_sm_mismatch), BFA_IOC_FWMISMATCH},
+	{BFA_SM(bfa_ioc_sm_semwait), BFA_IOC_SEMWAIT},
+	{BFA_SM(bfa_ioc_sm_hwinit), BFA_IOC_HWINIT},
+	{BFA_SM(bfa_ioc_sm_enabling), BFA_IOC_HWINIT},
+	{BFA_SM(bfa_ioc_sm_getattr), BFA_IOC_GETATTR},
+	{BFA_SM(bfa_ioc_sm_op), BFA_IOC_OPERATIONAL},
+	{BFA_SM(bfa_ioc_sm_initfail), BFA_IOC_INITFAIL},
+	{BFA_SM(bfa_ioc_sm_hbfail), BFA_IOC_HBFAIL},
+	{BFA_SM(bfa_ioc_sm_disabling), BFA_IOC_DISABLING},
+	{BFA_SM(bfa_ioc_sm_disabled), BFA_IOC_DISABLED},
+};
+
+/**
+ * Reset entry actions -- initialize state machine
+ */
+static void
+bfa_ioc_sm_reset_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->retry_count = 0;
+	ioc->auto_recover = bfa_auto_recover;
+}
+
+/**
+ * Beginning state. IOC is in reset state.
+ */
+static void
+bfa_ioc_sm_reset(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		break;
+
+	case IOC_E_DETACH:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Semaphore should be acquired for version check.
+ */
+static void
+bfa_ioc_sm_fwcheck_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting h/w semaphore to continue with version check.
+ */
+static void
+bfa_ioc_sm_fwcheck(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_SEMLOCKED:
+		if (bfa_ioc_firmware_lock(ioc)) {
+			ioc->retry_count = 0;
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+		} else {
+			bfa_ioc_hw_sem_release(ioc);
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_mismatch);
+		}
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_DETACH:
+		bfa_ioc_hw_sem_get_cancel(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Notify enable completion callback and generate mismatch AEN.
+ */
+static void
+bfa_ioc_sm_mismatch_entry(struct bfa_ioc_s *ioc)
+{
+	/**
+	 * Provide enable completion callback and AEN notification only once.
+	 */
+	if (ioc->retry_count == 0) {
+		ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+		bfa_ioc_aen_post(ioc, BFA_IOC_AEN_FWMISMATCH);
+	}
+	ioc->retry_count++;
+	bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Awaiting firmware version match.
+ */
+static void
+bfa_ioc_sm_mismatch(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_fwcheck);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_disable_comp(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_DETACH:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * Request for semaphore.
+ */
+static void
+bfa_ioc_sm_semwait_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+/**
+ * Awaiting semaphore for h/w initialzation.
+ */
+static void
+bfa_ioc_sm_semwait(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_SEMLOCKED:
+		ioc->retry_count = 0;
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hw_sem_get_cancel(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_hwinit_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_reset(ioc, BFA_FALSE);
+}
+
+/**
+ * Hardware is being initialized. Interrupts are enabled.
+ * Holding hardware semaphore lock.
+ */
+static void
+bfa_ioc_sm_hwinit(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWREADY:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_enabling);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		ioc->retry_count++;
+		if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+			bfa_ioc_timer_start(ioc);
+			bfa_ioc_reset(ioc, BFA_TRUE);
+			break;
+		}
+
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_enabling_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_enable(ioc);
+}
+
+/**
+ * Host IOC function is being enabled, awaiting response from firmware.
+ * Semaphore is acquired.
+ */
+static void
+bfa_ioc_sm_enabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWRSP_ENABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_getattr);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		ioc->retry_count++;
+		if (ioc->retry_count < BFA_IOC_HWINIT_MAX) {
+			bfa_reg_write(ioc->ioc_regs.ioc_fwstate,
+				      BFI_IOC_UNINIT);
+			bfa_fsm_set_state(ioc, bfa_ioc_sm_hwinit);
+			break;
+		}
+
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_hw_sem_release(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_FWREADY:
+		bfa_ioc_send_enable(ioc);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_getattr_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_getattr(ioc);
+}
+
+/**
+ * IOC configuration in progress. Timer is active.
+ */
+static void
+bfa_ioc_sm_getattr(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_FWRSP_GETATTR:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_op);
+		break;
+
+	case IOC_E_HWERROR:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * fall through
+		 */
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_initfail);
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_op_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_OK);
+	bfa_ioc_hb_monitor(ioc);
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_ENABLE);
+}
+
+static void
+bfa_ioc_sm_op(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		break;
+
+	case IOC_E_DISABLE:
+		bfa_ioc_hb_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabling);
+		break;
+
+	case IOC_E_HWERROR:
+	case IOC_E_FWREADY:
+		/**
+		 * Hard error or IOC recovery by other function.
+		 * Treat it same as heartbeat failure.
+		 */
+		bfa_ioc_hb_stop(ioc);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case IOC_E_HBFAIL:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_hbfail);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_disabling_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_DISABLE);
+	bfa_ioc_timer_start(ioc);
+	bfa_ioc_send_disable(ioc);
+}
+
+/**
+ * IOC is being disabled
+ */
+static void
+bfa_ioc_sm_disabling(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_HWERROR:
+	case IOC_E_FWRSP_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+/**
+ * IOC disable completion entry.
+ */
+static void
+bfa_ioc_sm_disabled_entry(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_disable_comp(ioc);
+}
+
+static void
+bfa_ioc_sm_disabled(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_ENABLE:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	case IOC_E_DISABLE:
+		ioc->cbfn->disable_cbfn(ioc->bfa);
+		break;
+
+	case IOC_E_FWREADY:
+		break;
+
+	case IOC_E_DETACH:
+		bfa_ioc_firmware_unlock(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_initfail_entry(struct bfa_ioc_s *ioc)
+{
+	ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+	bfa_ioc_timer_start(ioc);
+}
+
+/**
+ * Hardware initialization failed.
+ */
+static void
+bfa_ioc_sm_initfail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+	case IOC_E_DISABLE:
+		bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_DETACH:
+		bfa_ioc_timer_stop(ioc);
+		bfa_ioc_firmware_unlock(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+		break;
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+static void
+bfa_ioc_sm_hbfail_entry(struct bfa_ioc_s *ioc)
+{
+	struct list_head *qe;
+	struct bfa_ioc_hbfail_notify_s *notify;
+
+	/**
+	 * Mark IOC as failed in hardware and stop firmware.
+	 */
+	bfa_ioc_lpu_stop(ioc);
+	bfa_reg_write(ioc->ioc_regs.ioc_fwstate, BFI_IOC_HBFAIL);
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		bfa_reg_write(ioc->ioc_regs.ll_halt, __FW_INIT_HALT_P);
+		/*
+		 * Wait for halt to take effect
+		 */
+		bfa_reg_read(ioc->ioc_regs.ll_halt);
+	}
+
+	/**
+	 * Notify driver and common modules registered for notification.
+	 */
+	ioc->cbfn->hbfail_cbfn(ioc->bfa);
+	list_for_each(qe, &ioc->hb_notify_q) {
+		notify = (struct bfa_ioc_hbfail_notify_s *)qe;
+		notify->cbfn(notify->cbarg);
+	}
+
+	/**
+	 * Flush any queued up mailbox requests.
+	 */
+	bfa_ioc_mbox_hbfail(ioc);
+	bfa_ioc_aen_post(ioc, BFA_IOC_AEN_HBFAIL);
+
+	/**
+	 * Trigger auto-recovery after a delay.
+	 */
+	if (ioc->auto_recover) {
+		bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer,
+				bfa_ioc_timeout, ioc, BFA_IOC_TOV_RECOVER);
+	}
+}
+
+/**
+ * IOC heartbeat failure.
+ */
+static void
+bfa_ioc_sm_hbfail(struct bfa_ioc_s *ioc, enum ioc_event event)
+{
+	bfa_trc(ioc, event);
+
+	switch (event) {
+
+	case IOC_E_ENABLE:
+		ioc->cbfn->enable_cbfn(ioc->bfa, BFA_STATUS_IOC_FAILURE);
+		break;
+
+	case IOC_E_DISABLE:
+		if (ioc->auto_recover)
+			bfa_ioc_timer_stop(ioc);
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_disabled);
+		break;
+
+	case IOC_E_TIMEOUT:
+		bfa_fsm_set_state(ioc, bfa_ioc_sm_semwait);
+		break;
+
+	case IOC_E_FWREADY:
+		/**
+		 * Recovery is already initiated by other function.
+		 */
+		break;
+
+	default:
+		bfa_sm_fault(ioc, event);
+	}
+}
+
+
+
+/**
+ *  bfa_ioc_pvt BFA IOC private functions
+ */
+
+static void
+bfa_ioc_disable_comp(struct bfa_ioc_s *ioc)
+{
+	struct list_head *qe;
+	struct bfa_ioc_hbfail_notify_s *notify;
+
+	ioc->cbfn->disable_cbfn(ioc->bfa);
+
+	/**
+	 * Notify common modules registered for notification.
+	 */
+	list_for_each(qe, &ioc->hb_notify_q) {
+		notify = (struct bfa_ioc_hbfail_notify_s *)qe;
+		notify->cbfn(notify->cbarg);
+	}
+}
+
+static void
+bfa_ioc_sem_timeout(void *ioc_arg)
+{
+	struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg;
+
+	bfa_ioc_hw_sem_get(ioc);
+}
+
+static void
+bfa_ioc_usage_sem_get(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+	int             cnt = 0;
+#define BFA_SEM_SPINCNT	1000
+
+	do {
+		r32 = bfa_reg_read(ioc->ioc_regs.ioc_usage_sem_reg);
+		cnt++;
+		if (cnt > BFA_SEM_SPINCNT)
+			break;
+	} while (r32 != 0);
+	bfa_assert(cnt < BFA_SEM_SPINCNT);
+}
+
+static void
+bfa_ioc_usage_sem_release(struct bfa_ioc_s *ioc)
+{
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_sem_reg, 1);
+}
+
+static void
+bfa_ioc_hw_sem_get(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+
+	/**
+	 * First read to the semaphore register will return 0, subsequent reads
+	 * will return 1. Semaphore is released by writing 0 to the register
+	 */
+	r32 = bfa_reg_read(ioc->ioc_regs.ioc_sem_reg);
+	if (r32 == 0) {
+		bfa_fsm_send_event(ioc, IOC_E_SEMLOCKED);
+		return;
+	}
+
+	bfa_timer_begin(ioc->timer_mod, &ioc->sem_timer, bfa_ioc_sem_timeout,
+			ioc, BFA_IOC_TOV);
+}
+
+static void
+bfa_ioc_hw_sem_release(struct bfa_ioc_s *ioc)
+{
+	bfa_reg_write(ioc->ioc_regs.ioc_sem_reg, 1);
+}
+
+static void
+bfa_ioc_hw_sem_get_cancel(struct bfa_ioc_s *ioc)
+{
+	bfa_timer_stop(&ioc->sem_timer);
+}
+
+/**
+ * Initialize LPU local memory (aka secondary memory / SRAM)
+ */
+static void
+bfa_ioc_lmem_init(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+	int             i;
+#define PSS_LMEM_INIT_TIME  10000
+
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl &= ~__PSS_LMEM_RESET;
+	pss_ctl |= __PSS_LMEM_INIT_EN;
+	pss_ctl |= __PSS_I2C_CLK_DIV(3UL); /* i2c workaround 12.5khz clock */
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+
+	/**
+	 * wait for memory initialization to be complete
+	 */
+	i = 0;
+	do {
+		pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+		i++;
+	} while (!(pss_ctl & __PSS_LMEM_INIT_DONE) && (i < PSS_LMEM_INIT_TIME));
+
+	/**
+	 * If memory initialization is not successful, IOC timeout will catch
+	 * such failures.
+	 */
+	bfa_assert(pss_ctl & __PSS_LMEM_INIT_DONE);
+	bfa_trc(ioc, pss_ctl);
+
+	pss_ctl &= ~(__PSS_LMEM_INIT_DONE | __PSS_LMEM_INIT_EN);
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+static void
+bfa_ioc_lpu_start(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+
+	/**
+	 * Take processor out of reset.
+	 */
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl &= ~__PSS_LPU0_RESET;
+
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+static void
+bfa_ioc_lpu_stop(struct bfa_ioc_s *ioc)
+{
+	u32        pss_ctl;
+
+	/**
+	 * Put processors in reset.
+	 */
+	pss_ctl = bfa_reg_read(ioc->ioc_regs.pss_ctl_reg);
+	pss_ctl |= (__PSS_LPU0_RESET | __PSS_LPU1_RESET);
+
+	bfa_reg_write(ioc->ioc_regs.pss_ctl_reg, pss_ctl);
+}
+
+/**
+ * Get driver and firmware versions.
+ */
+static void
+bfa_ioc_fwver_get(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr)
+{
+	u32        pgnum, pgoff;
+	u32        loff = 0;
+	int             i;
+	u32       *fwsig = (u32 *) fwhdr;
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	for (i = 0; i < (sizeof(struct bfi_ioc_image_hdr_s) / sizeof(u32));
+	     i++) {
+		fwsig[i] = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+		loff += sizeof(u32);
+	}
+}
+
+static u32 *
+bfa_ioc_fwimg_get_chunk(struct bfa_ioc_s *ioc, u32 off)
+{
+	if (ioc->ctdev)
+		return bfi_image_ct_get_chunk(off);
+	return bfi_image_cb_get_chunk(off);
+}
+
+static          u32
+bfa_ioc_fwimg_get_size(struct bfa_ioc_s *ioc)
+{
+return (ioc->ctdev) ? bfi_image_ct_size : bfi_image_cb_size;
+}
+
+/**
+ * Returns TRUE if same.
+ */
+static          bfa_boolean_t
+bfa_ioc_fwver_cmp(struct bfa_ioc_s *ioc, struct bfi_ioc_image_hdr_s *fwhdr)
+{
+	struct bfi_ioc_image_hdr_s *drv_fwhdr;
+	int             i;
+
+	drv_fwhdr =
+		(struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+	for (i = 0; i < BFI_IOC_MD5SUM_SZ; i++) {
+		if (fwhdr->md5sum[i] != drv_fwhdr->md5sum[i]) {
+			bfa_trc(ioc, i);
+			bfa_trc(ioc, fwhdr->md5sum[i]);
+			bfa_trc(ioc, drv_fwhdr->md5sum[i]);
+			return BFA_FALSE;
+		}
+	}
+
+	bfa_trc(ioc, fwhdr->md5sum[0]);
+	return BFA_TRUE;
+}
+
+/**
+ * Return true if current running version is valid. Firmware signature and
+ * execution context (driver/bios) must match.
+ */
+static          bfa_boolean_t
+bfa_ioc_fwver_valid(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_image_hdr_s fwhdr, *drv_fwhdr;
+
+	/**
+	 * If bios/efi boot (flash based) -- return true
+	 */
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		return BFA_TRUE;
+
+	bfa_ioc_fwver_get(ioc, &fwhdr);
+	drv_fwhdr =
+		(struct bfi_ioc_image_hdr_s *)bfa_ioc_fwimg_get_chunk(ioc, 0);
+
+	if (fwhdr.signature != drv_fwhdr->signature) {
+		bfa_trc(ioc, fwhdr.signature);
+		bfa_trc(ioc, drv_fwhdr->signature);
+		return BFA_FALSE;
+	}
+
+	if (fwhdr.exec != drv_fwhdr->exec) {
+		bfa_trc(ioc, fwhdr.exec);
+		bfa_trc(ioc, drv_fwhdr->exec);
+		return BFA_FALSE;
+	}
+
+	return bfa_ioc_fwver_cmp(ioc, &fwhdr);
+}
+
+/**
+ * Return true if firmware of current driver matches the running firmware.
+ */
+static          bfa_boolean_t
+bfa_ioc_firmware_lock(struct bfa_ioc_s *ioc)
+{
+	enum bfi_ioc_state ioc_fwstate;
+	u32        usecnt;
+	struct bfi_ioc_image_hdr_s fwhdr;
+
+	/**
+	 * Firmware match check is relevant only for CNA.
+	 */
+	if (!ioc->cna)
+		return BFA_TRUE;
+
+	/**
+	 * If bios boot (flash based) -- do not increment usage count
+	 */
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		return BFA_TRUE;
+
+	bfa_ioc_usage_sem_get(ioc);
+	usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg);
+
+	/**
+	 * If usage count is 0, always return TRUE.
+	 */
+	if (usecnt == 0) {
+		bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, 1);
+		bfa_ioc_usage_sem_release(ioc);
+		bfa_trc(ioc, usecnt);
+		return BFA_TRUE;
+	}
+
+	ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate);
+	bfa_trc(ioc, ioc_fwstate);
+
+	/**
+	 * Use count cannot be non-zero and chip in uninitialized state.
+	 */
+	bfa_assert(ioc_fwstate != BFI_IOC_UNINIT);
+
+	/**
+	 * Check if another driver with a different firmware is active
+	 */
+	bfa_ioc_fwver_get(ioc, &fwhdr);
+	if (!bfa_ioc_fwver_cmp(ioc, &fwhdr)) {
+		bfa_ioc_usage_sem_release(ioc);
+		bfa_trc(ioc, usecnt);
+		return BFA_FALSE;
+	}
+
+	/**
+	 * Same firmware version. Increment the reference count.
+	 */
+	usecnt++;
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt);
+	bfa_ioc_usage_sem_release(ioc);
+	bfa_trc(ioc, usecnt);
+	return BFA_TRUE;
+}
+
+static void
+bfa_ioc_firmware_unlock(struct bfa_ioc_s *ioc)
+{
+	u32        usecnt;
+
+	/**
+	 * Firmware lock is relevant only for CNA.
+	 * If bios boot (flash based) -- do not decrement usage count
+	 */
+	if (!ioc->cna || (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ))
+		return;
+
+	/**
+	 * decrement usage count
+	 */
+	bfa_ioc_usage_sem_get(ioc);
+	usecnt = bfa_reg_read(ioc->ioc_regs.ioc_usage_reg);
+	bfa_assert(usecnt > 0);
+
+	usecnt--;
+	bfa_reg_write(ioc->ioc_regs.ioc_usage_reg, usecnt);
+	bfa_trc(ioc, usecnt);
+
+	bfa_ioc_usage_sem_release(ioc);
+}
+
+/**
+ * Conditionally flush any pending message from firmware at start.
+ */
+static void
+bfa_ioc_msgflush(struct bfa_ioc_s *ioc)
+{
+	u32        r32;
+
+	r32 = bfa_reg_read(ioc->ioc_regs.lpu_mbox_cmd);
+	if (r32)
+		bfa_reg_write(ioc->ioc_regs.lpu_mbox_cmd, 1);
+}
+
+
+static void
+bfa_ioc_hwinit(struct bfa_ioc_s *ioc, bfa_boolean_t force)
+{
+	enum bfi_ioc_state ioc_fwstate;
+	bfa_boolean_t   fwvalid;
+
+	ioc_fwstate = bfa_reg_read(ioc->ioc_regs.ioc_fwstate);
+
+	if (force)
+		ioc_fwstate = BFI_IOC_UNINIT;
+
+	bfa_trc(ioc, ioc_fwstate);
+
+	/**
+	 * check if firmware is valid
+	 */
+	fwvalid = (ioc_fwstate == BFI_IOC_UNINIT) ?
+			BFA_FALSE : bfa_ioc_fwver_valid(ioc);
+
+	if (!fwvalid) {
+		bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+		return;
+	}
+
+	/**
+	 * If hardware initialization is in progress (initialized by other IOC),
+	 * just wait for an initialization completion interrupt.
+	 */
+	if (ioc_fwstate == BFI_IOC_INITING) {
+		bfa_trc(ioc, ioc_fwstate);
+		ioc->cbfn->reset_cbfn(ioc->bfa);
+		return;
+	}
+
+	/**
+	 * If IOC function is disabled and firmware version is same,
+	 * just re-enable IOC.
+	 */
+	if (ioc_fwstate == BFI_IOC_DISABLED || ioc_fwstate == BFI_IOC_OP) {
+		bfa_trc(ioc, ioc_fwstate);
+
+		/**
+		 * When using MSI-X any pending firmware ready event should
+		 * be flushed. Otherwise MSI-X interrupts are not delivered.
+		 */
+		bfa_ioc_msgflush(ioc);
+		ioc->cbfn->reset_cbfn(ioc->bfa);
+		bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+		return;
+	}
+
+	/**
+	 * Initialize the h/w for any other states.
+	 */
+	bfa_ioc_boot(ioc, BFI_BOOT_TYPE_NORMAL, ioc->pcidev.device_id);
+}
+
+static void
+bfa_ioc_timeout(void *ioc_arg)
+{
+	struct bfa_ioc_s *ioc = (struct bfa_ioc_s *)ioc_arg;
+
+	bfa_trc(ioc, 0);
+	bfa_fsm_send_event(ioc, IOC_E_TIMEOUT);
+}
+
+void
+bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len)
+{
+	u32       *msgp = (u32 *) ioc_msg;
+	u32        i;
+
+	bfa_trc(ioc, msgp[0]);
+	bfa_trc(ioc, len);
+
+	bfa_assert(len <= BFI_IOC_MSGLEN_MAX);
+
+	/*
+	 * first write msg to mailbox registers
+	 */
+	for (i = 0; i < len / sizeof(u32); i++)
+		bfa_reg_write(ioc->ioc_regs.hfn_mbox + i * sizeof(u32),
+			      bfa_os_wtole(msgp[i]));
+
+	for (; i < BFI_IOC_MSGLEN_MAX / sizeof(u32); i++)
+		bfa_reg_write(ioc->ioc_regs.hfn_mbox + i * sizeof(u32), 0);
+
+	/*
+	 * write 1 to mailbox CMD to trigger LPU event
+	 */
+	bfa_reg_write(ioc->ioc_regs.hfn_mbox_cmd, 1);
+	(void)bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+}
+
+static void
+bfa_ioc_send_enable(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_ctrl_req_s enable_req;
+
+	bfi_h2i_set(enable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_ENABLE_REQ,
+		    bfa_ioc_portid(ioc));
+	enable_req.ioc_class = ioc->ioc_mc;
+	bfa_ioc_mbox_send(ioc, &enable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_disable(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_ctrl_req_s disable_req;
+
+	bfi_h2i_set(disable_req.mh, BFI_MC_IOC, BFI_IOC_H2I_DISABLE_REQ,
+		    bfa_ioc_portid(ioc));
+	bfa_ioc_mbox_send(ioc, &disable_req, sizeof(struct bfi_ioc_ctrl_req_s));
+}
+
+static void
+bfa_ioc_send_getattr(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_getattr_req_s attr_req;
+
+	bfi_h2i_set(attr_req.mh, BFI_MC_IOC, BFI_IOC_H2I_GETATTR_REQ,
+		    bfa_ioc_portid(ioc));
+	bfa_dma_be_addr_set(attr_req.attr_addr, ioc->attr_dma.pa);
+	bfa_ioc_mbox_send(ioc, &attr_req, sizeof(attr_req));
+}
+
+static void
+bfa_ioc_hb_check(void *cbarg)
+{
+	struct bfa_ioc_s *ioc = cbarg;
+	u32        hb_count;
+
+	hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat);
+	if (ioc->hb_count == hb_count) {
+		ioc->hb_fail++;
+	} else {
+		ioc->hb_count = hb_count;
+		ioc->hb_fail = 0;
+	}
+
+	if (ioc->hb_fail >= BFA_IOC_HB_FAIL_MAX) {
+		bfa_log(ioc->logm, BFA_LOG_HAL_HEARTBEAT_FAILURE, hb_count);
+		ioc->hb_fail = 0;
+		bfa_ioc_recover(ioc);
+		return;
+	}
+
+	bfa_ioc_mbox_poll(ioc);
+	bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc,
+			BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_monitor(struct bfa_ioc_s *ioc)
+{
+	ioc->hb_fail = 0;
+	ioc->hb_count = bfa_reg_read(ioc->ioc_regs.heartbeat);
+	bfa_timer_begin(ioc->timer_mod, &ioc->ioc_timer, bfa_ioc_hb_check, ioc,
+			BFA_IOC_HB_TOV);
+}
+
+static void
+bfa_ioc_hb_stop(struct bfa_ioc_s *ioc)
+{
+	bfa_timer_stop(&ioc->ioc_timer);
+}
+
+/**
+ * Host to LPU mailbox message addresses
+ */
+static struct {
+	u32        hfn_mbox, lpu_mbox, hfn_pgn;
+} iocreg_fnreg[] = {
+	{
+	HOSTFN0_LPU_MBOX0_0, LPU_HOSTFN0_MBOX0_0, HOST_PAGE_NUM_FN0}, {
+	HOSTFN1_LPU_MBOX0_8, LPU_HOSTFN1_MBOX0_8, HOST_PAGE_NUM_FN1}, {
+	HOSTFN2_LPU_MBOX0_0, LPU_HOSTFN2_MBOX0_0, HOST_PAGE_NUM_FN2}, {
+	HOSTFN3_LPU_MBOX0_8, LPU_HOSTFN3_MBOX0_8, HOST_PAGE_NUM_FN3}
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 0
+ */
+static struct {
+	u32        hfn, lpu;
+} iocreg_mbcmd_p0[] = {
+	{
+	HOSTFN0_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN0_MBOX0_CMD_STAT}, {
+	HOSTFN1_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN1_MBOX0_CMD_STAT}, {
+	HOSTFN2_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN2_MBOX0_CMD_STAT}, {
+	HOSTFN3_LPU0_MBOX0_CMD_STAT, LPU0_HOSTFN3_MBOX0_CMD_STAT}
+};
+
+/**
+ * Host <-> LPU mailbox command/status registers - port 1
+ */
+static struct {
+	u32        hfn, lpu;
+} iocreg_mbcmd_p1[] = {
+	{
+	HOSTFN0_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN0_MBOX0_CMD_STAT}, {
+	HOSTFN1_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN1_MBOX0_CMD_STAT}, {
+	HOSTFN2_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN2_MBOX0_CMD_STAT}, {
+	HOSTFN3_LPU1_MBOX0_CMD_STAT, LPU1_HOSTFN3_MBOX0_CMD_STAT}
+};
+
+/**
+ * Shared IRQ handling in INTX mode
+ */
+static struct {
+	u32        isr, msk;
+} iocreg_shirq_next[] = {
+	{
+	HOSTFN1_INT_STATUS, HOSTFN1_INT_MSK}, {
+	HOSTFN2_INT_STATUS, HOSTFN2_INT_MSK}, {
+	HOSTFN3_INT_STATUS, HOSTFN3_INT_MSK}, {
+HOSTFN0_INT_STATUS, HOSTFN0_INT_MSK},};
+
+static void
+bfa_ioc_reg_init(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb;
+	int             pcifn = bfa_ioc_pcifn(ioc);
+
+	rb = bfa_ioc_bar0(ioc);
+
+	ioc->ioc_regs.hfn_mbox = rb + iocreg_fnreg[pcifn].hfn_mbox;
+	ioc->ioc_regs.lpu_mbox = rb + iocreg_fnreg[pcifn].lpu_mbox;
+	ioc->ioc_regs.host_page_num_fn = rb + iocreg_fnreg[pcifn].hfn_pgn;
+
+	if (ioc->port_id == 0) {
+		ioc->ioc_regs.heartbeat = rb + BFA_IOC0_HBEAT_REG;
+		ioc->ioc_regs.ioc_fwstate = rb + BFA_IOC0_STATE_REG;
+		ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].hfn;
+		ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p0[pcifn].lpu;
+		ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P0;
+	} else {
+		ioc->ioc_regs.heartbeat = (rb + BFA_IOC1_HBEAT_REG);
+		ioc->ioc_regs.ioc_fwstate = (rb + BFA_IOC1_STATE_REG);
+		ioc->ioc_regs.hfn_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].hfn;
+		ioc->ioc_regs.lpu_mbox_cmd = rb + iocreg_mbcmd_p1[pcifn].lpu;
+		ioc->ioc_regs.ll_halt = rb + FW_INIT_HALT_P1;
+	}
+
+	/**
+	 * Shared IRQ handling in INTX mode
+	 */
+	ioc->ioc_regs.shirq_isr_next = rb + iocreg_shirq_next[pcifn].isr;
+	ioc->ioc_regs.shirq_msk_next = rb + iocreg_shirq_next[pcifn].msk;
+
+	/*
+	 * PSS control registers
+	 */
+	ioc->ioc_regs.pss_ctl_reg = (rb + PSS_CTL_REG);
+	ioc->ioc_regs.app_pll_fast_ctl_reg = (rb + APP_PLL_425_CTL_REG);
+	ioc->ioc_regs.app_pll_slow_ctl_reg = (rb + APP_PLL_312_CTL_REG);
+
+	/*
+	 * IOC semaphore registers and serialization
+	 */
+	ioc->ioc_regs.ioc_sem_reg = (rb + HOST_SEM0_REG);
+	ioc->ioc_regs.ioc_usage_sem_reg = (rb + HOST_SEM1_REG);
+	ioc->ioc_regs.ioc_usage_reg = (rb + BFA_FW_USE_COUNT);
+
+	/**
+	 * sram memory access
+	 */
+	ioc->ioc_regs.smem_page_start = (rb + PSS_SMEM_PAGE_START);
+	ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CB;
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT)
+		ioc->ioc_regs.smem_pg0 = BFI_IOC_SMEM_PG0_CT;
+}
+
+/**
+ *      Initiate a full firmware download.
+ */
+static void
+bfa_ioc_download_fw(struct bfa_ioc_s *ioc, u32 boot_type,
+		    u32 boot_param)
+{
+	u32       *fwimg;
+	u32        pgnum, pgoff;
+	u32        loff = 0;
+	u32        chunkno = 0;
+	u32        i;
+
+	/**
+	 * Initialize LMEM first before code download
+	 */
+	bfa_ioc_lmem_init(ioc);
+
+	/**
+	 * Flash based firmware boot
+	 */
+	bfa_trc(ioc, bfa_ioc_fwimg_get_size(ioc));
+	if (bfa_ioc_fwimg_get_size(ioc) < BFA_IOC_FWIMG_MINSZ)
+		boot_type = BFI_BOOT_TYPE_FLASH;
+	fwimg = bfa_ioc_fwimg_get_chunk(ioc, chunkno);
+	fwimg[BFI_BOOT_TYPE_OFF / sizeof(u32)] = bfa_os_swap32(boot_type);
+	fwimg[BFI_BOOT_PARAM_OFF / sizeof(u32)] =
+		bfa_os_swap32(boot_param);
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	pgoff = bfa_ioc_smem_pgoff(ioc, loff);
+
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	for (i = 0; i < bfa_ioc_fwimg_get_size(ioc); i++) {
+
+		if (BFA_FLASH_CHUNK_NO(i) != chunkno) {
+			chunkno = BFA_FLASH_CHUNK_NO(i);
+			fwimg = bfa_ioc_fwimg_get_chunk(ioc,
+					BFA_FLASH_CHUNK_ADDR(chunkno));
+		}
+
+		/**
+		 * write smem
+		 */
+		bfa_mem_write(ioc->ioc_regs.smem_page_start, loff,
+			      fwimg[BFA_FLASH_OFFSET_IN_CHUNK(i)]);
+
+		loff += sizeof(u32);
+
+		/**
+		 * handle page offset wrap around
+		 */
+		loff = PSS_SMEM_PGOFF(loff);
+		if (loff == 0) {
+			pgnum++;
+			bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+		}
+	}
+
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn,
+		      bfa_ioc_smem_pgnum(ioc, 0));
+}
+
+static void
+bfa_ioc_reset(struct bfa_ioc_s *ioc, bfa_boolean_t force)
+{
+	bfa_ioc_hwinit(ioc, force);
+}
+
+/**
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_ioc_getattr_reply(struct bfa_ioc_s *ioc)
+{
+	struct bfi_ioc_attr_s *attr = ioc->attr;
+
+	attr->adapter_prop = bfa_os_ntohl(attr->adapter_prop);
+	attr->maxfrsize = bfa_os_ntohs(attr->maxfrsize);
+
+	bfa_fsm_send_event(ioc, IOC_E_FWRSP_GETATTR);
+}
+
+/**
+ * Attach time initialization of mbox logic.
+ */
+static void
+bfa_ioc_mbox_attach(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	int             mc;
+
+	INIT_LIST_HEAD(&mod->cmd_q);
+	for (mc = 0; mc < BFI_MC_MAX; mc++) {
+		mod->mbhdlr[mc].cbfn = NULL;
+		mod->mbhdlr[mc].cbarg = ioc->bfa;
+	}
+}
+
+/**
+ * Mbox poll timer -- restarts any pending mailbox requests.
+ */
+static void
+bfa_ioc_mbox_poll(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfa_mbox_cmd_s *cmd;
+	u32        stat;
+
+	/**
+	 * If no command pending, do nothing
+	 */
+	if (list_empty(&mod->cmd_q))
+		return;
+
+	/**
+	 * If previous command is not yet fetched by firmware, do nothing
+	 */
+	stat = bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+	if (stat)
+		return;
+
+	/**
+	 * Enqueue command to firmware.
+	 */
+	bfa_q_deq(&mod->cmd_q, &cmd);
+	bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Cleanup any pending requests.
+ */
+static void
+bfa_ioc_mbox_hbfail(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfa_mbox_cmd_s *cmd;
+
+	while (!list_empty(&mod->cmd_q))
+		bfa_q_deq(&mod->cmd_q, &cmd);
+}
+
+/**
+ * Initialize IOC to port mapping.
+ */
+
+#define FNC_PERS_FN_SHIFT(__fn)	((__fn) * 8)
+static void
+bfa_ioc_map_port(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        r32;
+
+	/**
+	 * For crossbow, port id is same as pci function.
+	 */
+	if (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT) {
+		ioc->port_id = bfa_ioc_pcifn(ioc);
+		return;
+	}
+
+	/**
+	 * For catapult, base port id on personality register and IOC type
+	 */
+	r32 = bfa_reg_read(rb + FNC_PERS_REG);
+	r32 >>= FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc));
+	ioc->port_id = (r32 & __F0_PORT_MAP_MK) >> __F0_PORT_MAP_SH;
+
+	bfa_trc(ioc, bfa_ioc_pcifn(ioc));
+	bfa_trc(ioc, ioc->port_id);
+}
+
+
+
+/**
+ *  bfa_ioc_public
+ */
+
+/**
+* Set interrupt mode for a function: INTX or MSIX
+ */
+void
+bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t msix)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        r32, mode;
+
+	r32 = bfa_reg_read(rb + FNC_PERS_REG);
+	bfa_trc(ioc, r32);
+
+	mode = (r32 >> FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc))) &
+		__F0_INTX_STATUS;
+
+	/**
+	 * If already in desired mode, do not change anything
+	 */
+	if (!msix && mode)
+		return;
+
+	if (msix)
+		mode = __F0_INTX_STATUS_MSIX;
+	else
+		mode = __F0_INTX_STATUS_INTA;
+
+	r32 &= ~(__F0_INTX_STATUS << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+	r32 |= (mode << FNC_PERS_FN_SHIFT(bfa_ioc_pcifn(ioc)));
+	bfa_trc(ioc, r32);
+
+	bfa_reg_write(rb + FNC_PERS_REG, r32);
+}
+
+bfa_status_t
+bfa_ioc_pll_init(struct bfa_ioc_s *ioc)
+{
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+	u32        pll_sclk, pll_fclk, r32;
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		pll_sclk =
+			__APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN |
+			__APP_PLL_312_RSEL200500 | __APP_PLL_312_P0_1(0U) |
+			__APP_PLL_312_JITLMT0_1(3U) |
+			__APP_PLL_312_CNTLMT0_1(1U);
+		pll_fclk =
+			__APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN |
+			__APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(0U) |
+			__APP_PLL_425_JITLMT0_1(3U) |
+			__APP_PLL_425_CNTLMT0_1(1U);
+
+		/**
+		 * 	For catapult, choose operational mode FC/FCoE
+		 */
+		if (ioc->fcmode) {
+			bfa_reg_write((rb + OP_MODE), 0);
+			bfa_reg_write((rb + ETH_MAC_SER_REG),
+				      __APP_EMS_CMLCKSEL | __APP_EMS_REFCKBUFEN2
+				      | __APP_EMS_CHANNEL_SEL);
+		} else {
+			ioc->pllinit = BFA_TRUE;
+			bfa_reg_write((rb + OP_MODE), __GLOBAL_FCOE_MODE);
+			bfa_reg_write((rb + ETH_MAC_SER_REG),
+				      __APP_EMS_REFCKBUFEN1);
+		}
+	} else {
+		pll_sclk =
+			__APP_PLL_312_ENABLE | __APP_PLL_312_LRESETN |
+			__APP_PLL_312_P0_1(3U) | __APP_PLL_312_JITLMT0_1(3U) |
+			__APP_PLL_312_CNTLMT0_1(3U);
+		pll_fclk =
+			__APP_PLL_425_ENABLE | __APP_PLL_425_LRESETN |
+			__APP_PLL_425_RSEL200500 | __APP_PLL_425_P0_1(3U) |
+			__APP_PLL_425_JITLMT0_1(3U) |
+			__APP_PLL_425_CNTLMT0_1(3U);
+	}
+
+	bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_UNINIT);
+	bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_UNINIT);
+
+	bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN0_INT_MSK), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_MSK), 0xffffffffU);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_BYPASS | __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_BYPASS | __APP_PLL_425_LOGIC_SOFT_RESET);
+	bfa_os_udelay(2);
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      __APP_PLL_425_LOGIC_SOFT_RESET);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg,
+		      pll_sclk | __APP_PLL_312_LOGIC_SOFT_RESET);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg,
+		      pll_fclk | __APP_PLL_425_LOGIC_SOFT_RESET);
+
+	/**
+	 * Wait for PLLs to lock.
+	 */
+	bfa_os_udelay(2000);
+	bfa_reg_write((rb + HOSTFN0_INT_STATUS), 0xffffffffU);
+	bfa_reg_write((rb + HOSTFN1_INT_STATUS), 0xffffffffU);
+
+	bfa_reg_write(ioc->ioc_regs.app_pll_slow_ctl_reg, pll_sclk);
+	bfa_reg_write(ioc->ioc_regs.app_pll_fast_ctl_reg, pll_fclk);
+
+	if (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT) {
+		bfa_reg_write((rb + MBIST_CTL_REG), __EDRAM_BISTR_START);
+		bfa_os_udelay(1000);
+		r32 = bfa_reg_read((rb + MBIST_STAT_REG));
+		bfa_trc(ioc, r32);
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Interface used by diag module to do firmware boot with memory test
+ * as the entry vector.
+ */
+void
+bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param)
+{
+	bfa_os_addr_t   rb;
+
+	bfa_ioc_stats(ioc, ioc_boots);
+
+	if (bfa_ioc_pll_init(ioc) != BFA_STATUS_OK)
+		return;
+
+	/**
+	 * Initialize IOC state of all functions on a chip reset.
+	 */
+	rb = ioc->pcidev.pci_bar_kva;
+	if (boot_param == BFI_BOOT_TYPE_MEMTEST) {
+		bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_MEMTEST);
+		bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_MEMTEST);
+	} else {
+		bfa_reg_write((rb + BFA_IOC0_STATE_REG), BFI_IOC_INITING);
+		bfa_reg_write((rb + BFA_IOC1_STATE_REG), BFI_IOC_INITING);
+	}
+
+	bfa_ioc_download_fw(ioc, boot_type, boot_param);
+
+	/**
+	 * Enable interrupts just before starting LPU
+	 */
+	ioc->cbfn->reset_cbfn(ioc->bfa);
+	bfa_ioc_lpu_start(ioc);
+}
+
+/**
+ * Enable/disable IOC failure auto recovery.
+ */
+void
+bfa_ioc_auto_recover(bfa_boolean_t auto_recover)
+{
+	bfa_auto_recover = BFA_FALSE;
+}
+
+
+bfa_boolean_t
+bfa_ioc_is_operational(struct bfa_ioc_s *ioc)
+{
+	return bfa_fsm_cmp_state(ioc, bfa_ioc_sm_op);
+}
+
+void
+bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg)
+{
+	u32       *msgp = mbmsg;
+	u32        r32;
+	int             i;
+
+	/**
+	 * read the MBOX msg
+	 */
+	for (i = 0; i < (sizeof(union bfi_ioc_i2h_msg_u) / sizeof(u32));
+	     i++) {
+		r32 = bfa_reg_read(ioc->ioc_regs.lpu_mbox +
+				   i * sizeof(u32));
+		msgp[i] = bfa_os_htonl(r32);
+	}
+
+	/**
+	 * turn off mailbox interrupt by clearing mailbox status
+	 */
+	bfa_reg_write(ioc->ioc_regs.lpu_mbox_cmd, 1);
+	bfa_reg_read(ioc->ioc_regs.lpu_mbox_cmd);
+}
+
+void
+bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *m)
+{
+	union bfi_ioc_i2h_msg_u *msg;
+
+	msg = (union bfi_ioc_i2h_msg_u *)m;
+
+	bfa_ioc_stats(ioc, ioc_isrs);
+
+	switch (msg->mh.msg_id) {
+	case BFI_IOC_I2H_HBEAT:
+		break;
+
+	case BFI_IOC_I2H_READY_EVENT:
+		bfa_fsm_send_event(ioc, IOC_E_FWREADY);
+		break;
+
+	case BFI_IOC_I2H_ENABLE_REPLY:
+		bfa_fsm_send_event(ioc, IOC_E_FWRSP_ENABLE);
+		break;
+
+	case BFI_IOC_I2H_DISABLE_REPLY:
+		bfa_fsm_send_event(ioc, IOC_E_FWRSP_DISABLE);
+		break;
+
+	case BFI_IOC_I2H_GETATTR_REPLY:
+		bfa_ioc_getattr_reply(ioc);
+		break;
+
+	default:
+		bfa_trc(ioc, msg->mh.msg_id);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IOC attach time initialization and setup.
+ *
+ * @param[in]	ioc	memory for IOC
+ * @param[in]	bfa	driver instance structure
+ * @param[in]	trcmod	kernel trace module
+ * @param[in]	aen	kernel aen event module
+ * @param[in]	logm	kernel logging module
+ */
+void
+bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa, struct bfa_ioc_cbfn_s *cbfn,
+	       struct bfa_timer_mod_s *timer_mod, struct bfa_trc_mod_s *trcmod,
+	       struct bfa_aen_s *aen, struct bfa_log_mod_s *logm)
+{
+	ioc->bfa = bfa;
+	ioc->cbfn = cbfn;
+	ioc->timer_mod = timer_mod;
+	ioc->trcmod = trcmod;
+	ioc->aen = aen;
+	ioc->logm = logm;
+	ioc->fcmode = BFA_FALSE;
+	ioc->pllinit = BFA_FALSE;
+	ioc->dbg_fwsave_once = BFA_TRUE;
+
+	bfa_ioc_mbox_attach(ioc);
+	INIT_LIST_HEAD(&ioc->hb_notify_q);
+
+	bfa_fsm_set_state(ioc, bfa_ioc_sm_reset);
+}
+
+/**
+ * Driver detach time IOC cleanup.
+ */
+void
+bfa_ioc_detach(struct bfa_ioc_s *ioc)
+{
+	bfa_fsm_send_event(ioc, IOC_E_DETACH);
+}
+
+/**
+ * Setup IOC PCI properties.
+ *
+ * @param[in]	pcidev	PCI device information for this IOC
+ */
+void
+bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+		 enum bfi_mclass mc)
+{
+	ioc->ioc_mc = mc;
+	ioc->pcidev = *pcidev;
+	ioc->ctdev = (ioc->pcidev.device_id == BFA_PCI_DEVICE_ID_CT);
+	ioc->cna = ioc->ctdev && !ioc->fcmode;
+
+	bfa_ioc_map_port(ioc);
+	bfa_ioc_reg_init(ioc);
+}
+
+/**
+ * Initialize IOC dma memory
+ *
+ * @param[in]	dm_kva	kernel virtual address of IOC dma memory
+ * @param[in]	dm_pa	physical address of IOC dma memory
+ */
+void
+bfa_ioc_mem_claim(struct bfa_ioc_s *ioc, u8 *dm_kva, u64 dm_pa)
+{
+	/**
+	 * dma memory for firmware attribute
+	 */
+	ioc->attr_dma.kva = dm_kva;
+	ioc->attr_dma.pa = dm_pa;
+	ioc->attr = (struct bfi_ioc_attr_s *)dm_kva;
+}
+
+/**
+ * Return size of dma memory required.
+ */
+u32
+bfa_ioc_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(struct bfi_ioc_attr_s), BFA_DMA_ALIGN_SZ);
+}
+
+void
+bfa_ioc_enable(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_stats(ioc, ioc_enables);
+	ioc->dbg_fwsave_once = BFA_TRUE;
+
+	bfa_fsm_send_event(ioc, IOC_E_ENABLE);
+}
+
+void
+bfa_ioc_disable(struct bfa_ioc_s *ioc)
+{
+	bfa_ioc_stats(ioc, ioc_disables);
+	bfa_fsm_send_event(ioc, IOC_E_DISABLE);
+}
+
+/**
+ * Returns memory required for saving firmware trace in case of crash.
+ * Driver must call this interface to allocate memory required for
+ * automatic saving of firmware trace. Driver should call
+ * bfa_ioc_debug_memclaim() right after bfa_ioc_attach() to setup this
+ * trace memory.
+ */
+int
+bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover)
+{
+return (auto_recover) ? BFA_DBG_FWTRC_LEN : 0;
+}
+
+/**
+ * Initialize memory for saving firmware trace. Driver must initialize
+ * trace memory before call bfa_ioc_enable().
+ */
+void
+bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave)
+{
+	bfa_assert(ioc->auto_recover);
+	ioc->dbg_fwsave = dbg_fwsave;
+	ioc->dbg_fwsave_len = bfa_ioc_debug_trcsz(ioc->auto_recover);
+}
+
+u32
+bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr)
+{
+	return PSS_SMEM_PGNUM(ioc->ioc_regs.smem_pg0, fmaddr);
+}
+
+u32
+bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr)
+{
+	return PSS_SMEM_PGOFF(fmaddr);
+}
+
+/**
+ * Register mailbox message handler functions
+ *
+ * @param[in]	ioc		IOC instance
+ * @param[in]	mcfuncs		message class handler functions
+ */
+void
+bfa_ioc_mbox_register(struct bfa_ioc_s *ioc, bfa_ioc_mbox_mcfunc_t *mcfuncs)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	int             mc;
+
+	for (mc = 0; mc < BFI_MC_MAX; mc++)
+		mod->mbhdlr[mc].cbfn = mcfuncs[mc];
+}
+
+/**
+ * Register mailbox message handler function, to be called by common modules
+ */
+void
+bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+		    bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+
+	mod->mbhdlr[mc].cbfn = cbfn;
+	mod->mbhdlr[mc].cbarg = cbarg;
+}
+
+/**
+ * Queue a mailbox command request to firmware. Waits if mailbox is busy.
+ * Responsibility of caller to serialize
+ *
+ * @param[in]	ioc	IOC instance
+ * @param[i]	cmd	Mailbox command
+ */
+void
+bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	u32        stat;
+
+	/**
+	 * If a previous command is pending, queue new command
+	 */
+	if (!list_empty(&mod->cmd_q)) {
+		list_add_tail(&cmd->qe, &mod->cmd_q);
+		return;
+	}
+
+	/**
+	 * If mailbox is busy, queue command for poll timer
+	 */
+	stat = bfa_reg_read(ioc->ioc_regs.hfn_mbox_cmd);
+	if (stat) {
+		list_add_tail(&cmd->qe, &mod->cmd_q);
+		return;
+	}
+
+	/**
+	 * mailbox is free -- queue command to firmware
+	 */
+	bfa_ioc_mbox_send(ioc, cmd->msg, sizeof(cmd->msg));
+}
+
+/**
+ * Handle mailbox interrupts
+ */
+void
+bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc)
+{
+	struct bfa_ioc_mbox_mod_s *mod = &ioc->mbox_mod;
+	struct bfi_mbmsg_s m;
+	int             mc;
+
+	bfa_ioc_msgget(ioc, &m);
+
+	/**
+	 * Treat IOC message class as special.
+	 */
+	mc = m.mh.msg_class;
+	if (mc == BFI_MC_IOC) {
+		bfa_ioc_isr(ioc, &m);
+		return;
+	}
+
+	if ((mc > BFI_MC_MAX) || (mod->mbhdlr[mc].cbfn == NULL))
+		return;
+
+	mod->mbhdlr[mc].cbfn(mod->mbhdlr[mc].cbarg, &m);
+}
+
+void
+bfa_ioc_error_isr(struct bfa_ioc_s *ioc)
+{
+	bfa_fsm_send_event(ioc, IOC_E_HWERROR);
+}
+
+#ifndef BFA_BIOS_BUILD
+
+/**
+ * return true if IOC is disabled
+ */
+bfa_boolean_t
+bfa_ioc_is_disabled(struct bfa_ioc_s *ioc)
+{
+	return (bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabling)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled));
+}
+
+/**
+ * return true if IOC firmware is different.
+ */
+bfa_boolean_t
+bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc)
+{
+	return (bfa_fsm_cmp_state(ioc, bfa_ioc_sm_reset)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_fwcheck)
+		|| bfa_fsm_cmp_state(ioc, bfa_ioc_sm_mismatch));
+}
+
+#define bfa_ioc_state_disabled(__sm)		\
+	(((__sm) == BFI_IOC_UNINIT) ||		\
+	 ((__sm) == BFI_IOC_INITING) ||		\
+	 ((__sm) == BFI_IOC_HWINIT) ||		\
+	 ((__sm) == BFI_IOC_DISABLED) ||	\
+	 ((__sm) == BFI_IOC_HBFAIL) ||		\
+	 ((__sm) == BFI_IOC_CFG_DISABLED))
+
+/**
+ * Check if adapter is disabled -- both IOCs should be in a disabled
+ * state.
+ */
+bfa_boolean_t
+bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc)
+{
+	u32        ioc_state;
+	bfa_os_addr_t   rb = ioc->pcidev.pci_bar_kva;
+
+	if (!bfa_fsm_cmp_state(ioc, bfa_ioc_sm_disabled))
+		return BFA_FALSE;
+
+	ioc_state = bfa_reg_read(rb + BFA_IOC0_STATE_REG);
+	if (!bfa_ioc_state_disabled(ioc_state))
+		return BFA_FALSE;
+
+	ioc_state = bfa_reg_read(rb + BFA_IOC1_STATE_REG);
+	if (!bfa_ioc_state_disabled(ioc_state))
+		return BFA_FALSE;
+
+	return BFA_TRUE;
+}
+
+/**
+ * Add to IOC heartbeat failure notification queue. To be used by common
+ * modules such as
+ */
+void
+bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
+			struct bfa_ioc_hbfail_notify_s *notify)
+{
+	list_add_tail(&notify->qe, &ioc->hb_notify_q);
+}
+
+#define BFA_MFG_NAME "Brocade"
+void
+bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+			 struct bfa_adapter_attr_s *ad_attr)
+{
+	struct bfi_ioc_attr_s *ioc_attr;
+	char            model[BFA_ADAPTER_MODEL_NAME_LEN];
+
+	ioc_attr = ioc->attr;
+	bfa_os_memcpy((void *)&ad_attr->serial_num,
+		      (void *)ioc_attr->brcd_serialnum,
+		      BFA_ADAPTER_SERIAL_NUM_LEN);
+
+	bfa_os_memcpy(&ad_attr->fw_ver, ioc_attr->fw_version, BFA_VERSION_LEN);
+	bfa_os_memcpy(&ad_attr->optrom_ver, ioc_attr->optrom_version,
+		      BFA_VERSION_LEN);
+	bfa_os_memcpy(&ad_attr->manufacturer, BFA_MFG_NAME,
+		      BFA_ADAPTER_MFG_NAME_LEN);
+	bfa_os_memcpy(&ad_attr->vpd, &ioc_attr->vpd,
+		      sizeof(struct bfa_mfg_vpd_s));
+
+	ad_attr->nports = BFI_ADAPTER_GETP(NPORTS, ioc_attr->adapter_prop);
+	ad_attr->max_speed = BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop);
+
+	/**
+	 * model name
+	 */
+	if (BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop) == 10) {
+		strcpy(model, "BR-10?0");
+		model[5] = '0' + ad_attr->nports;
+	} else {
+		strcpy(model, "Brocade-??5");
+		model[8] =
+			'0' + BFI_ADAPTER_GETP(SPEED, ioc_attr->adapter_prop);
+		model[9] = '0' + ad_attr->nports;
+	}
+
+	if (BFI_ADAPTER_IS_SPECIAL(ioc_attr->adapter_prop))
+		ad_attr->prototype = 1;
+	else
+		ad_attr->prototype = 0;
+
+	bfa_os_memcpy(&ad_attr->model, model, BFA_ADAPTER_MODEL_NAME_LEN);
+	bfa_os_memcpy(&ad_attr->model_descr, &ad_attr->model,
+		      BFA_ADAPTER_MODEL_NAME_LEN);
+
+	ad_attr->pwwn = bfa_ioc_get_pwwn(ioc);
+	ad_attr->mac = bfa_ioc_get_mac(ioc);
+
+	ad_attr->pcie_gen = ioc_attr->pcie_gen;
+	ad_attr->pcie_lanes = ioc_attr->pcie_lanes;
+	ad_attr->pcie_lanes_orig = ioc_attr->pcie_lanes_orig;
+	ad_attr->asic_rev = ioc_attr->asic_rev;
+	ad_attr->hw_ver[0] = 'R';
+	ad_attr->hw_ver[1] = 'e';
+	ad_attr->hw_ver[2] = 'v';
+	ad_attr->hw_ver[3] = '-';
+	ad_attr->hw_ver[4] = ioc_attr->asic_rev;
+	ad_attr->hw_ver[5] = '\0';
+
+	ad_attr->cna_capable = ioc->cna;
+}
+
+void
+bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr)
+{
+	bfa_os_memset((void *)ioc_attr, 0, sizeof(struct bfa_ioc_attr_s));
+
+	ioc_attr->state = bfa_sm_to_state(ioc_sm_table, ioc->fsm);
+	ioc_attr->port_id = ioc->port_id;
+
+	if (!ioc->ctdev)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_FC;
+	else if (ioc->ioc_mc == BFI_MC_IOCFC)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_FCoE;
+	else if (ioc->ioc_mc == BFI_MC_LL)
+		ioc_attr->ioc_type = BFA_IOC_TYPE_LL;
+
+	bfa_ioc_get_adapter_attr(ioc, &ioc_attr->adapter_attr);
+
+	ioc_attr->pci_attr.device_id = ioc->pcidev.device_id;
+	ioc_attr->pci_attr.pcifn = ioc->pcidev.pci_func;
+	ioc_attr->pci_attr.chip_rev[0] = 'R';
+	ioc_attr->pci_attr.chip_rev[1] = 'e';
+	ioc_attr->pci_attr.chip_rev[2] = 'v';
+	ioc_attr->pci_attr.chip_rev[3] = '-';
+	ioc_attr->pci_attr.chip_rev[4] = ioc_attr->adapter_attr.asic_rev;
+	ioc_attr->pci_attr.chip_rev[5] = '\0';
+}
+
+/**
+ *  hal_wwn_public
+ */
+wwn_t
+bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w;
+
+	w.wwn = ioc->attr->mfg_wwn;
+
+	if (bfa_ioc_portid(ioc) == 1)
+		w.byte[7]++;
+
+	return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w;
+
+	w.wwn = ioc->attr->mfg_wwn;
+
+	if (bfa_ioc_portid(ioc) == 1)
+		w.byte[7]++;
+
+	w.byte[0] = 0x20;
+
+	return w.wwn;
+}
+
+wwn_t
+bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst)
+{
+	union {
+		wwn_t           wwn;
+		u8         byte[sizeof(wwn_t)];
+	}
+	w              , w5;
+
+	bfa_trc(ioc, inst);
+
+	w.wwn = ioc->attr->mfg_wwn;
+	w5.byte[0] = 0x50 | w.byte[2] >> 4;
+	w5.byte[1] = w.byte[2] << 4 | w.byte[3] >> 4;
+	w5.byte[2] = w.byte[3] << 4 | w.byte[4] >> 4;
+	w5.byte[3] = w.byte[4] << 4 | w.byte[5] >> 4;
+	w5.byte[4] = w.byte[5] << 4 | w.byte[6] >> 4;
+	w5.byte[5] = w.byte[6] << 4 | w.byte[7] >> 4;
+	w5.byte[6] = w.byte[7] << 4 | (inst & 0x0f00) >> 8;
+	w5.byte[7] = (inst & 0xff);
+
+	return w5.wwn;
+}
+
+u64
+bfa_ioc_get_adid(struct bfa_ioc_s *ioc)
+{
+	return ioc->attr->mfg_wwn;
+}
+
+mac_t
+bfa_ioc_get_mac(struct bfa_ioc_s *ioc)
+{
+	mac_t           mac;
+
+	mac = ioc->attr->mfg_mac;
+	mac.mac[MAC_ADDRLEN - 1] += bfa_ioc_pcifn(ioc);
+
+	return mac;
+}
+
+void
+bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc)
+{
+	ioc->fcmode = BFA_TRUE;
+	ioc->port_id = bfa_ioc_pcifn(ioc);
+}
+
+bfa_boolean_t
+bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc)
+{
+	return ioc->fcmode || (ioc->pcidev.device_id != BFA_PCI_DEVICE_ID_CT);
+}
+
+/**
+ * Return true if interrupt should be claimed.
+ */
+bfa_boolean_t
+bfa_ioc_intx_claim(struct bfa_ioc_s *ioc)
+{
+	u32        isr, msk;
+
+	/**
+	 * Always claim if not catapult.
+	 */
+	if (!ioc->ctdev)
+		return BFA_TRUE;
+
+	/**
+	 * FALSE if next device is claiming interrupt.
+	 * TRUE if next device is not interrupting or not present.
+	 */
+	msk = bfa_reg_read(ioc->ioc_regs.shirq_msk_next);
+	isr = bfa_reg_read(ioc->ioc_regs.shirq_isr_next);
+	return !(isr & ~msk);
+}
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = ioc->logm;
+	s32         inst_num = 0;
+	struct bfa_ioc_attr_s ioc_attr;
+
+	switch (event) {
+	case BFA_IOC_AEN_HBGOOD:
+		bfa_log(logmod, BFA_AEN_IOC_HBGOOD, inst_num);
+		break;
+	case BFA_IOC_AEN_HBFAIL:
+		bfa_log(logmod, BFA_AEN_IOC_HBFAIL, inst_num);
+		break;
+	case BFA_IOC_AEN_ENABLE:
+		bfa_log(logmod, BFA_AEN_IOC_ENABLE, inst_num);
+		break;
+	case BFA_IOC_AEN_DISABLE:
+		bfa_log(logmod, BFA_AEN_IOC_DISABLE, inst_num);
+		break;
+	case BFA_IOC_AEN_FWMISMATCH:
+		bfa_log(logmod, BFA_AEN_IOC_FWMISMATCH, inst_num);
+		break;
+	default:
+		break;
+	}
+
+	memset(&aen_data.ioc.pwwn, 0, sizeof(aen_data.ioc.pwwn));
+	memset(&aen_data.ioc.mac, 0, sizeof(aen_data.ioc.mac));
+	bfa_ioc_get_attr(ioc, &ioc_attr);
+	switch (ioc_attr.ioc_type) {
+	case BFA_IOC_TYPE_FC:
+		aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc);
+		break;
+	case BFA_IOC_TYPE_FCoE:
+		aen_data.ioc.pwwn = bfa_ioc_get_pwwn(ioc);
+		aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+		break;
+	case BFA_IOC_TYPE_LL:
+		aen_data.ioc.mac = bfa_ioc_get_mac(ioc);
+		break;
+	default:
+		bfa_assert(ioc_attr.ioc_type == BFA_IOC_TYPE_FC);
+		break;
+	}
+	aen_data.ioc.ioc_type = ioc_attr.ioc_type;
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+	int             tlen;
+
+	if (ioc->dbg_fwsave_len == 0)
+		return BFA_STATUS_ENOFSAVE;
+
+	tlen = *trclen;
+	if (tlen > ioc->dbg_fwsave_len)
+		tlen = ioc->dbg_fwsave_len;
+
+	bfa_os_memcpy(trcdata, ioc->dbg_fwsave, tlen);
+	*trclen = tlen;
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Retrieve saved firmware trace from a prior IOC failure.
+ */
+bfa_status_t
+bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata, int *trclen)
+{
+	u32        pgnum;
+	u32        loff = BFA_DBG_FWTRC_OFF(bfa_ioc_portid(ioc));
+	int             i, tlen;
+	u32       *tbuf = trcdata, r32;
+
+	bfa_trc(ioc, *trclen);
+
+	pgnum = bfa_ioc_smem_pgnum(ioc, loff);
+	loff = bfa_ioc_smem_pgoff(ioc, loff);
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+
+	tlen = *trclen;
+	if (tlen > BFA_DBG_FWTRC_LEN)
+		tlen = BFA_DBG_FWTRC_LEN;
+	tlen /= sizeof(u32);
+
+	bfa_trc(ioc, tlen);
+
+	for (i = 0; i < tlen; i++) {
+		r32 = bfa_mem_read(ioc->ioc_regs.smem_page_start, loff);
+		tbuf[i] = bfa_os_ntohl(r32);
+		loff += sizeof(u32);
+
+		/**
+		 * handle page offset wrap around
+		 */
+		loff = PSS_SMEM_PGOFF(loff);
+		if (loff == 0) {
+			pgnum++;
+			bfa_reg_write(ioc->ioc_regs.host_page_num_fn, pgnum);
+		}
+	}
+	bfa_reg_write(ioc->ioc_regs.host_page_num_fn,
+		      bfa_ioc_smem_pgnum(ioc, 0));
+	bfa_trc(ioc, pgnum);
+
+	*trclen = tlen * sizeof(u32);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Save firmware trace if configured.
+ */
+static void
+bfa_ioc_debug_save(struct bfa_ioc_s *ioc)
+{
+	int             tlen;
+
+	if (ioc->dbg_fwsave_len) {
+		tlen = ioc->dbg_fwsave_len;
+		bfa_ioc_debug_fwtrc(ioc, ioc->dbg_fwsave, &tlen);
+	}
+}
+
+/**
+ * Firmware failure detected. Start recovery actions.
+ */
+static void
+bfa_ioc_recover(struct bfa_ioc_s *ioc)
+{
+	if (ioc->dbg_fwsave_once) {
+		ioc->dbg_fwsave_once = BFA_FALSE;
+		bfa_ioc_debug_save(ioc);
+	}
+
+	bfa_ioc_stats(ioc, ioc_hbfails);
+	bfa_fsm_send_event(ioc, IOC_E_HBFAIL);
+}
+
+#else
+
+static void
+bfa_ioc_aen_post(struct bfa_ioc_s *ioc, enum bfa_ioc_aen_event event)
+{
+}
+
+static void
+bfa_ioc_recover(struct bfa_ioc_s *ioc)
+{
+	bfa_assert(0);
+}
+
+#endif
+
+
diff --git a/drivers/scsi/bfa/bfa_ioc.h b/drivers/scsi/bfa/bfa_ioc.h
new file mode 100644
index 000000000000..58efd4b13143
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioc.h
@@ -0,0 +1,259 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_IOC_H__
+#define __BFA_IOC_H__
+
+#include <cs/bfa_sm.h>
+#include <bfi/bfi.h>
+#include <bfi/bfi_ioc.h>
+#include <bfi/bfi_boot.h>
+#include <bfa_timer.h>
+
+/**
+ * PCI device information required by IOC
+ */
+struct bfa_pcidev_s {
+	int             pci_slot;
+	u8         pci_func;
+	u16	device_id;
+	bfa_os_addr_t   pci_bar_kva;
+};
+
+/**
+ * Structure used to remember the DMA-able memory block's KVA and Physical
+ * Address
+ */
+struct bfa_dma_s {
+	void		*kva;	/*! Kernel virtual address	*/
+	u64	pa;	/*! Physical address		*/
+};
+
+#define BFA_DMA_ALIGN_SZ	256
+#define BFA_ROUNDUP(_l, _s)	(((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+
+
+#define bfa_dma_addr_set(dma_addr, pa)	\
+		__bfa_dma_addr_set(&dma_addr, (u64)pa)
+
+static inline void
+__bfa_dma_addr_set(union bfi_addr_u *dma_addr, u64 pa)
+{
+	dma_addr->a32.addr_lo = (u32) pa;
+	dma_addr->a32.addr_hi = (u32) (bfa_os_u32(pa));
+}
+
+
+#define bfa_dma_be_addr_set(dma_addr, pa)	\
+		__bfa_dma_be_addr_set(&dma_addr, (u64)pa)
+static inline void
+__bfa_dma_be_addr_set(union bfi_addr_u *dma_addr, u64 pa)
+{
+	dma_addr->a32.addr_lo = (u32) bfa_os_htonl(pa);
+	dma_addr->a32.addr_hi = (u32) bfa_os_htonl(bfa_os_u32(pa));
+}
+
+struct bfa_ioc_regs_s {
+	bfa_os_addr_t   hfn_mbox_cmd;
+	bfa_os_addr_t   hfn_mbox;
+	bfa_os_addr_t   lpu_mbox_cmd;
+	bfa_os_addr_t   lpu_mbox;
+	bfa_os_addr_t   pss_ctl_reg;
+	bfa_os_addr_t   app_pll_fast_ctl_reg;
+	bfa_os_addr_t   app_pll_slow_ctl_reg;
+	bfa_os_addr_t   ioc_sem_reg;
+	bfa_os_addr_t   ioc_usage_sem_reg;
+	bfa_os_addr_t   ioc_usage_reg;
+	bfa_os_addr_t   host_page_num_fn;
+	bfa_os_addr_t   heartbeat;
+	bfa_os_addr_t   ioc_fwstate;
+	bfa_os_addr_t   ll_halt;
+	bfa_os_addr_t   shirq_isr_next;
+	bfa_os_addr_t   shirq_msk_next;
+	bfa_os_addr_t   smem_page_start;
+	u32	smem_pg0;
+};
+
+#define bfa_reg_read(_raddr)	bfa_os_reg_read(_raddr)
+#define bfa_reg_write(_raddr, _val)	bfa_os_reg_write(_raddr, _val)
+#define bfa_mem_read(_raddr, _off)	bfa_os_mem_read(_raddr, _off)
+#define bfa_mem_write(_raddr, _off, _val)	\
+					bfa_os_mem_write(_raddr, _off, _val)
+/**
+ * IOC Mailbox structures
+ */
+struct bfa_mbox_cmd_s {
+	struct list_head		qe;
+	u32	msg[BFI_IOC_MSGSZ];
+};
+
+/**
+ * IOC mailbox module
+ */
+typedef void (*bfa_ioc_mbox_mcfunc_t)(void *cbarg, struct bfi_mbmsg_s *m);
+struct bfa_ioc_mbox_mod_s {
+	struct list_head	cmd_q;		/*  pending mbox queue	*/
+	int		nmclass;	/*  number of handlers */
+	struct {
+		bfa_ioc_mbox_mcfunc_t	cbfn;	/*  message handlers	*/
+		void			*cbarg;
+	} mbhdlr[BFI_MC_MAX];
+};
+
+/**
+ * IOC callback function interfaces
+ */
+typedef void (*bfa_ioc_enable_cbfn_t)(void *bfa, enum bfa_status status);
+typedef void (*bfa_ioc_disable_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_hbfail_cbfn_t)(void *bfa);
+typedef void (*bfa_ioc_reset_cbfn_t)(void *bfa);
+struct bfa_ioc_cbfn_s {
+	bfa_ioc_enable_cbfn_t	enable_cbfn;
+	bfa_ioc_disable_cbfn_t	disable_cbfn;
+	bfa_ioc_hbfail_cbfn_t	hbfail_cbfn;
+	bfa_ioc_reset_cbfn_t	reset_cbfn;
+};
+
+/**
+ * Heartbeat failure notification queue element.
+ */
+struct bfa_ioc_hbfail_notify_s {
+	struct list_head		qe;
+	bfa_ioc_hbfail_cbfn_t	cbfn;
+	void			*cbarg;
+};
+
+/**
+ * Initialize a heartbeat failure notification structure
+ */
+#define bfa_ioc_hbfail_init(__notify, __cbfn, __cbarg) do {	\
+	(__notify)->cbfn = (__cbfn);      \
+	(__notify)->cbarg = (__cbarg);      \
+} while (0)
+
+struct bfa_ioc_s {
+	bfa_fsm_t		fsm;
+	struct bfa_s		*bfa;
+	struct bfa_pcidev_s	pcidev;
+	struct bfa_timer_mod_s 	*timer_mod;
+	struct bfa_timer_s 	ioc_timer;
+	struct bfa_timer_s 	sem_timer;
+	u32		hb_count;
+	u32		hb_fail;
+	u32		retry_count;
+	struct list_head		hb_notify_q;
+	void			*dbg_fwsave;
+	int			dbg_fwsave_len;
+	bfa_boolean_t		dbg_fwsave_once;
+	enum bfi_mclass		ioc_mc;
+	struct bfa_ioc_regs_s 	ioc_regs;
+	struct bfa_trc_mod_s	*trcmod;
+	struct bfa_aen_s	*aen;
+	struct bfa_log_mod_s	*logm;
+	struct bfa_ioc_drv_stats_s	stats;
+	bfa_boolean_t		auto_recover;
+	bfa_boolean_t		fcmode;
+	bfa_boolean_t		ctdev;
+	bfa_boolean_t		cna;
+	bfa_boolean_t		pllinit;
+	u8			port_id;
+
+	struct bfa_dma_s	attr_dma;
+	struct bfi_ioc_attr_s	*attr;
+	struct bfa_ioc_cbfn_s	*cbfn;
+	struct bfa_ioc_mbox_mod_s mbox_mod;
+};
+
+#define bfa_ioc_pcifn(__ioc)		(__ioc)->pcidev.pci_func
+#define bfa_ioc_devid(__ioc)		(__ioc)->pcidev.device_id
+#define bfa_ioc_bar0(__ioc)		(__ioc)->pcidev.pci_bar_kva
+#define bfa_ioc_portid(__ioc)		((__ioc)->port_id)
+#define bfa_ioc_fetch_stats(__ioc, __stats) \
+		((__stats)->drv_stats) = (__ioc)->stats
+#define bfa_ioc_clr_stats(__ioc)	\
+		bfa_os_memset(&(__ioc)->stats, 0, sizeof((__ioc)->stats))
+#define bfa_ioc_maxfrsize(__ioc)	(__ioc)->attr->maxfrsize
+#define bfa_ioc_rx_bbcredit(__ioc)	(__ioc)->attr->rx_bbcredit
+#define bfa_ioc_speed_sup(__ioc)	\
+	BFI_ADAPTER_GETP(SPEED, (__ioc)->attr->adapter_prop)
+
+/**
+ * IOC mailbox interface
+ */
+void bfa_ioc_mbox_queue(struct bfa_ioc_s *ioc, struct bfa_mbox_cmd_s *cmd);
+void bfa_ioc_mbox_register(struct bfa_ioc_s *ioc,
+		bfa_ioc_mbox_mcfunc_t *mcfuncs);
+void bfa_ioc_mbox_isr(struct bfa_ioc_s *ioc);
+void bfa_ioc_mbox_send(struct bfa_ioc_s *ioc, void *ioc_msg, int len);
+void bfa_ioc_msgget(struct bfa_ioc_s *ioc, void *mbmsg);
+void bfa_ioc_mbox_regisr(struct bfa_ioc_s *ioc, enum bfi_mclass mc,
+		bfa_ioc_mbox_mcfunc_t cbfn, void *cbarg);
+
+/**
+ * IOC interfaces
+ */
+void bfa_ioc_attach(struct bfa_ioc_s *ioc, void *bfa,
+		struct bfa_ioc_cbfn_s *cbfn, struct bfa_timer_mod_s *timer_mod,
+		struct bfa_trc_mod_s *trcmod,
+		struct bfa_aen_s *aen, struct bfa_log_mod_s *logm);
+void bfa_ioc_detach(struct bfa_ioc_s *ioc);
+void bfa_ioc_pci_init(struct bfa_ioc_s *ioc, struct bfa_pcidev_s *pcidev,
+		enum bfi_mclass mc);
+u32 bfa_ioc_meminfo(void);
+void bfa_ioc_mem_claim(struct bfa_ioc_s *ioc,  u8 *dm_kva, u64 dm_pa);
+void bfa_ioc_enable(struct bfa_ioc_s *ioc);
+void bfa_ioc_disable(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_intx_claim(struct bfa_ioc_s *ioc);
+
+void bfa_ioc_boot(struct bfa_ioc_s *ioc, u32 boot_type, u32 boot_param);
+void bfa_ioc_isr(struct bfa_ioc_s *ioc, struct bfi_mbmsg_s *msg);
+void bfa_ioc_error_isr(struct bfa_ioc_s *ioc);
+void bfa_ioc_isr_mode_set(struct bfa_ioc_s *ioc, bfa_boolean_t intx);
+bfa_status_t bfa_ioc_pll_init(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_operational(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_is_disabled(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_fw_mismatch(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_adapter_is_disabled(struct bfa_ioc_s *ioc);
+void bfa_ioc_cfg_complete(struct bfa_ioc_s *ioc);
+void bfa_ioc_get_attr(struct bfa_ioc_s *ioc, struct bfa_ioc_attr_s *ioc_attr);
+void bfa_ioc_get_adapter_attr(struct bfa_ioc_s *ioc,
+		struct bfa_adapter_attr_s *ad_attr);
+int bfa_ioc_debug_trcsz(bfa_boolean_t auto_recover);
+void bfa_ioc_debug_memclaim(struct bfa_ioc_s *ioc, void *dbg_fwsave);
+bfa_status_t bfa_ioc_debug_fwsave(struct bfa_ioc_s *ioc, void *trcdata,
+		int *trclen);
+bfa_status_t bfa_ioc_debug_fwtrc(struct bfa_ioc_s *ioc, void *trcdata,
+				 int *trclen);
+u32 bfa_ioc_smem_pgnum(struct bfa_ioc_s *ioc, u32 fmaddr);
+u32 bfa_ioc_smem_pgoff(struct bfa_ioc_s *ioc, u32 fmaddr);
+void bfa_ioc_set_fcmode(struct bfa_ioc_s *ioc);
+bfa_boolean_t bfa_ioc_get_fcmode(struct bfa_ioc_s *ioc);
+void bfa_ioc_hbfail_register(struct bfa_ioc_s *ioc,
+	struct bfa_ioc_hbfail_notify_s *notify);
+
+/*
+ * bfa mfg wwn API functions
+ */
+wwn_t bfa_ioc_get_pwwn(struct bfa_ioc_s *ioc);
+wwn_t bfa_ioc_get_nwwn(struct bfa_ioc_s *ioc);
+wwn_t bfa_ioc_get_wwn_naa5(struct bfa_ioc_s *ioc, u16 inst);
+mac_t bfa_ioc_get_mac(struct bfa_ioc_s *ioc);
+u64 bfa_ioc_get_adid(struct bfa_ioc_s *ioc);
+
+#endif /* __BFA_IOC_H__ */
+
diff --git a/drivers/scsi/bfa/bfa_iocfc.c b/drivers/scsi/bfa/bfa_iocfc.c
new file mode 100644
index 000000000000..12350b022d63
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_iocfc.c
@@ -0,0 +1,872 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_debug.h>
+#include <bfa_priv.h>
+#include <log/bfa_log_hal.h>
+#include <bfi/bfi_boot.h>
+#include <bfi/bfi_cbreg.h>
+#include <aen/bfa_aen_ioc.h>
+#include <defs/bfa_defs_iocfc.h>
+#include <defs/bfa_defs_pci.h>
+#include "bfa_callback_priv.h"
+#include "bfad_drv.h"
+
+BFA_TRC_FILE(HAL, IOCFC);
+
+/**
+ * IOC local definitions
+ */
+#define BFA_IOCFC_TOV		5000	/* msecs */
+
+enum {
+	BFA_IOCFC_ACT_NONE	= 0,
+	BFA_IOCFC_ACT_INIT	= 1,
+	BFA_IOCFC_ACT_STOP	= 2,
+	BFA_IOCFC_ACT_DISABLE	= 3,
+};
+
+/*
+ * forward declarations
+ */
+static void bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status);
+static void bfa_iocfc_disable_cbfn(void *bfa_arg);
+static void bfa_iocfc_hbfail_cbfn(void *bfa_arg);
+static void bfa_iocfc_reset_cbfn(void *bfa_arg);
+static void bfa_iocfc_stats_clear(void *bfa_arg);
+static void bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d,
+			struct bfa_fw_stats_s *s);
+static void bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stats_clr_timeout(void *bfa_arg);
+static void bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete);
+static void bfa_iocfc_stats_timeout(void *bfa_arg);
+
+static struct bfa_ioc_cbfn_s bfa_iocfc_cbfn;
+
+/**
+ *  bfa_ioc_pvt BFA IOC private functions
+ */
+
+static void
+bfa_iocfc_cqs_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
+{
+	int             i, per_reqq_sz, per_rspq_sz;
+
+	per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+	per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+
+	/*
+	 * Calculate CQ size
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		*dm_len = *dm_len + per_reqq_sz;
+		*dm_len = *dm_len + per_rspq_sz;
+	}
+
+	/*
+	 * Calculate Shadow CI/PI size
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++)
+		*dm_len += (2 * BFA_CACHELINE_SZ);
+}
+
+static void
+bfa_iocfc_fw_cfg_sz(struct bfa_iocfc_cfg_s *cfg, u32 *dm_len)
+{
+	*dm_len +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+	*dm_len +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			    BFA_CACHELINE_SZ);
+	*dm_len += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+}
+
+/**
+ * Use the Mailbox interface to send BFI_IOCFC_H2I_CFG_REQ
+ */
+static void
+bfa_iocfc_send_cfg(void *bfa_arg)
+{
+	struct bfa_s *bfa = bfa_arg;
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+	struct bfi_iocfc_cfg_req_s cfg_req;
+	struct bfi_iocfc_cfg_s *cfg_info = iocfc->cfginfo;
+	struct bfa_iocfc_cfg_s  *cfg = &iocfc->cfg;
+	int             i;
+
+	bfa_assert(cfg->fwcfg.num_cqs <= BFI_IOC_MAX_CQS);
+	bfa_trc(bfa, cfg->fwcfg.num_cqs);
+
+	iocfc->cfgdone = BFA_FALSE;
+	bfa_iocfc_reset_queues(bfa);
+
+	/**
+	 * initialize IOC configuration info
+	 */
+	cfg_info->endian_sig = BFI_IOC_ENDIAN_SIG;
+	cfg_info->num_cqs = cfg->fwcfg.num_cqs;
+
+	bfa_dma_be_addr_set(cfg_info->cfgrsp_addr, iocfc->cfgrsp_dma.pa);
+	bfa_dma_be_addr_set(cfg_info->stats_addr, iocfc->stats_pa);
+
+	/**
+	 * dma map REQ and RSP circular queues and shadow pointers
+	 */
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		bfa_dma_be_addr_set(cfg_info->req_cq_ba[i],
+				       iocfc->req_cq_ba[i].pa);
+		bfa_dma_be_addr_set(cfg_info->req_shadow_ci[i],
+				       iocfc->req_cq_shadow_ci[i].pa);
+		cfg_info->req_cq_elems[i] =
+			bfa_os_htons(cfg->drvcfg.num_reqq_elems);
+
+		bfa_dma_be_addr_set(cfg_info->rsp_cq_ba[i],
+				       iocfc->rsp_cq_ba[i].pa);
+		bfa_dma_be_addr_set(cfg_info->rsp_shadow_pi[i],
+				       iocfc->rsp_cq_shadow_pi[i].pa);
+		cfg_info->rsp_cq_elems[i] =
+			bfa_os_htons(cfg->drvcfg.num_rspq_elems);
+	}
+
+	/**
+	 * dma map IOC configuration itself
+	 */
+	bfi_h2i_set(cfg_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CFG_REQ,
+			bfa_lpuid(bfa));
+	bfa_dma_be_addr_set(cfg_req.ioc_cfg_dma_addr, iocfc->cfg_info.pa);
+
+	bfa_ioc_mbox_send(&bfa->ioc, &cfg_req,
+			sizeof(struct bfi_iocfc_cfg_req_s));
+}
+
+static void
+bfa_iocfc_init_mem(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa->bfad = bfad;
+	iocfc->bfa = bfa;
+	iocfc->action = BFA_IOCFC_ACT_NONE;
+
+	bfa_os_assign(iocfc->cfg, *cfg);
+
+	/**
+	 * Initialize chip specific handlers.
+	 */
+	if (bfa_ioc_devid(&bfa->ioc) == BFA_PCI_DEVICE_ID_CT) {
+		iocfc->hwif.hw_reginit = bfa_hwct_reginit;
+		iocfc->hwif.hw_rspq_ack = bfa_hwct_rspq_ack;
+		iocfc->hwif.hw_msix_init = bfa_hwct_msix_init;
+		iocfc->hwif.hw_msix_install = bfa_hwct_msix_install;
+		iocfc->hwif.hw_msix_uninstall = bfa_hwct_msix_uninstall;
+		iocfc->hwif.hw_isr_mode_set = bfa_hwct_isr_mode_set;
+		iocfc->hwif.hw_msix_getvecs = bfa_hwct_msix_getvecs;
+	} else {
+		iocfc->hwif.hw_reginit = bfa_hwcb_reginit;
+		iocfc->hwif.hw_rspq_ack = bfa_hwcb_rspq_ack;
+		iocfc->hwif.hw_msix_init = bfa_hwcb_msix_init;
+		iocfc->hwif.hw_msix_install = bfa_hwcb_msix_install;
+		iocfc->hwif.hw_msix_uninstall = bfa_hwcb_msix_uninstall;
+		iocfc->hwif.hw_isr_mode_set = bfa_hwcb_isr_mode_set;
+		iocfc->hwif.hw_msix_getvecs = bfa_hwcb_msix_getvecs;
+	}
+
+	iocfc->hwif.hw_reginit(bfa);
+	bfa->msix.nvecs = 0;
+}
+
+static void
+bfa_iocfc_mem_claim(struct bfa_s *bfa, struct bfa_iocfc_cfg_s *cfg,
+		      struct bfa_meminfo_s *meminfo)
+{
+	u8        *dm_kva;
+	u64        dm_pa;
+	int             i, per_reqq_sz, per_rspq_sz;
+	struct bfa_iocfc_s  *iocfc = &bfa->iocfc;
+	int		dbgsz;
+
+	dm_kva = bfa_meminfo_dma_virt(meminfo);
+	dm_pa = bfa_meminfo_dma_phys(meminfo);
+
+	/*
+	 * First allocate dma memory for IOC.
+	 */
+	bfa_ioc_mem_claim(&bfa->ioc, dm_kva, dm_pa);
+	dm_kva += bfa_ioc_meminfo();
+	dm_pa  += bfa_ioc_meminfo();
+
+	/*
+	 * Claim DMA-able memory for the request/response queues and for shadow
+	 * ci/pi registers
+	 */
+	per_reqq_sz = BFA_ROUNDUP((cfg->drvcfg.num_reqq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+	per_rspq_sz = BFA_ROUNDUP((cfg->drvcfg.num_rspq_elems * BFI_LMSG_SZ),
+							BFA_DMA_ALIGN_SZ);
+
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		iocfc->req_cq_ba[i].kva = dm_kva;
+		iocfc->req_cq_ba[i].pa = dm_pa;
+		bfa_os_memset(dm_kva, 0, per_reqq_sz);
+		dm_kva += per_reqq_sz;
+		dm_pa += per_reqq_sz;
+
+		iocfc->rsp_cq_ba[i].kva = dm_kva;
+		iocfc->rsp_cq_ba[i].pa = dm_pa;
+		bfa_os_memset(dm_kva, 0, per_rspq_sz);
+		dm_kva += per_rspq_sz;
+		dm_pa += per_rspq_sz;
+	}
+
+	for (i = 0; i < cfg->fwcfg.num_cqs; i++) {
+		iocfc->req_cq_shadow_ci[i].kva = dm_kva;
+		iocfc->req_cq_shadow_ci[i].pa = dm_pa;
+		dm_kva += BFA_CACHELINE_SZ;
+		dm_pa += BFA_CACHELINE_SZ;
+
+		iocfc->rsp_cq_shadow_pi[i].kva = dm_kva;
+		iocfc->rsp_cq_shadow_pi[i].pa = dm_pa;
+		dm_kva += BFA_CACHELINE_SZ;
+		dm_pa += BFA_CACHELINE_SZ;
+	}
+
+	/*
+	 * Claim DMA-able memory for the config info page
+	 */
+	bfa->iocfc.cfg_info.kva = dm_kva;
+	bfa->iocfc.cfg_info.pa = dm_pa;
+	bfa->iocfc.cfginfo = (struct bfi_iocfc_cfg_s *) dm_kva;
+	dm_kva += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfg_s), BFA_CACHELINE_SZ);
+
+	/*
+	 * Claim DMA-able memory for the config response
+	 */
+	bfa->iocfc.cfgrsp_dma.kva = dm_kva;
+	bfa->iocfc.cfgrsp_dma.pa = dm_pa;
+	bfa->iocfc.cfgrsp = (struct bfi_iocfc_cfgrsp_s *) dm_kva;
+
+	dm_kva +=
+		BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			    BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfi_iocfc_cfgrsp_s),
+			     BFA_CACHELINE_SZ);
+
+	/*
+	 * Claim DMA-able memory for iocfc stats
+	 */
+	bfa->iocfc.stats_kva = dm_kva;
+	bfa->iocfc.stats_pa = dm_pa;
+	bfa->iocfc.fw_stats = (struct bfa_fw_stats_s *) dm_kva;
+	dm_kva += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+	dm_pa += BFA_ROUNDUP(sizeof(struct bfa_fw_stats_s), BFA_CACHELINE_SZ);
+
+	bfa_meminfo_dma_virt(meminfo) = dm_kva;
+	bfa_meminfo_dma_phys(meminfo) = dm_pa;
+
+	dbgsz = bfa_ioc_debug_trcsz(bfa_auto_recover);
+	if (dbgsz > 0) {
+		bfa_ioc_debug_memclaim(&bfa->ioc, bfa_meminfo_kva(meminfo));
+		bfa_meminfo_kva(meminfo) += dbgsz;
+	}
+}
+
+/**
+ * BFA submodules initialization completion notification.
+ */
+static void
+bfa_iocfc_initdone_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->initdone(bfa);
+}
+
+/**
+ * Start BFA submodules.
+ */
+static void
+bfa_iocfc_start_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	bfa->rme_process = BFA_TRUE;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->start(bfa);
+}
+
+/**
+ * Disable BFA submodules.
+ */
+static void
+bfa_iocfc_disable_submod(struct bfa_s *bfa)
+{
+	int             i;
+
+	for (i = 0; hal_mods[i]; i++)
+		hal_mods[i]->iocdisable(bfa);
+}
+
+static void
+bfa_iocfc_init_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	if (complete) {
+		if (bfa->iocfc.cfgdone)
+			bfa_cb_init(bfa->bfad, BFA_STATUS_OK);
+		else
+			bfa_cb_init(bfa->bfad, BFA_STATUS_FAILED);
+	} else
+		bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
+}
+
+static void
+bfa_iocfc_stop_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+	struct bfa_s  *bfa = bfa_arg;
+	struct bfad_s *bfad = bfa->bfad;
+
+	if (compl)
+		complete(&bfad->comp);
+
+	else
+		bfa->iocfc.action = BFA_IOCFC_ACT_NONE;
+}
+
+static void
+bfa_iocfc_disable_cb(void *bfa_arg, bfa_boolean_t compl)
+{
+	struct bfa_s  *bfa = bfa_arg;
+	struct bfad_s *bfad = bfa->bfad;
+
+	if (compl)
+		complete(&bfad->disable_comp);
+}
+
+/**
+ * Update BFA configuration from firmware configuration.
+ */
+static void
+bfa_iocfc_cfgrsp(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_s		*iocfc	 = &bfa->iocfc;
+	struct bfi_iocfc_cfgrsp_s	*cfgrsp  = iocfc->cfgrsp;
+	struct bfa_iocfc_fwcfg_s	*fwcfg   = &cfgrsp->fwcfg;
+	struct bfi_iocfc_cfg_s 		*cfginfo = iocfc->cfginfo;
+
+	fwcfg->num_cqs        = fwcfg->num_cqs;
+	fwcfg->num_ioim_reqs  = bfa_os_ntohs(fwcfg->num_ioim_reqs);
+	fwcfg->num_tskim_reqs = bfa_os_ntohs(fwcfg->num_tskim_reqs);
+	fwcfg->num_fcxp_reqs  = bfa_os_ntohs(fwcfg->num_fcxp_reqs);
+	fwcfg->num_uf_bufs    = bfa_os_ntohs(fwcfg->num_uf_bufs);
+	fwcfg->num_rports     = bfa_os_ntohs(fwcfg->num_rports);
+
+	cfginfo->intr_attr.coalesce = cfgrsp->intr_attr.coalesce;
+	cfginfo->intr_attr.delay    = bfa_os_ntohs(cfgrsp->intr_attr.delay);
+	cfginfo->intr_attr.latency  = bfa_os_ntohs(cfgrsp->intr_attr.latency);
+
+	iocfc->cfgdone = BFA_TRUE;
+
+	/**
+	 * Configuration is complete - initialize/start submodules
+	 */
+	if (iocfc->action == BFA_IOCFC_ACT_INIT)
+		bfa_cb_queue(bfa, &iocfc->init_hcb_qe, bfa_iocfc_init_cb, bfa);
+	else
+		bfa_iocfc_start_submod(bfa);
+}
+
+static void
+bfa_iocfc_stats_clear(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_stats_req_s stats_req;
+
+	bfa_timer_start(bfa, &iocfc->stats_timer,
+			    bfa_iocfc_stats_clr_timeout, bfa,
+			    BFA_IOCFC_TOV);
+
+	bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_CLEAR_STATS_REQ,
+		bfa_lpuid(bfa));
+	bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
+		sizeof(struct bfi_iocfc_stats_req_s));
+}
+
+static void
+bfa_iocfc_stats_swap(struct bfa_fw_stats_s *d, struct bfa_fw_stats_s *s)
+{
+	u32       *dip = (u32 *) d;
+	u32       *sip = (u32 *) s;
+	int             i;
+
+	for (i = 0; i < (sizeof(struct bfa_fw_stats_s) / sizeof(u32)); i++)
+		dip[i] = bfa_os_ntohl(sip[i]);
+}
+
+static void
+bfa_iocfc_stats_clr_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s *bfa = bfa_arg;
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+
+	if (complete) {
+		bfa_ioc_clr_stats(&bfa->ioc);
+		iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
+	} else {
+		iocfc->stats_busy = BFA_FALSE;
+		iocfc->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_iocfc_stats_clr_timeout(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa_trc(bfa, 0);
+
+	iocfc->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_clr_cb, bfa);
+}
+
+static void
+bfa_iocfc_stats_cb(void *bfa_arg, bfa_boolean_t complete)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (complete) {
+		if (iocfc->stats_status == BFA_STATUS_OK) {
+			bfa_os_memset(iocfc->stats_ret, 0,
+				sizeof(*iocfc->stats_ret));
+			bfa_iocfc_stats_swap(&iocfc->stats_ret->fw_stats,
+				iocfc->fw_stats);
+		}
+		iocfc->stats_cbfn(iocfc->stats_cbarg, iocfc->stats_status);
+	} else {
+		iocfc->stats_busy = BFA_FALSE;
+		iocfc->stats_status = BFA_STATUS_OK;
+	}
+}
+
+static void
+bfa_iocfc_stats_timeout(void *bfa_arg)
+{
+	struct bfa_s		*bfa = bfa_arg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	bfa_trc(bfa, 0);
+
+	iocfc->stats_status = BFA_STATUS_ETIMER;
+	bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb, bfa);
+}
+
+static void
+bfa_iocfc_stats_query(struct bfa_s *bfa)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_stats_req_s stats_req;
+
+	bfa_timer_start(bfa, &iocfc->stats_timer,
+			    bfa_iocfc_stats_timeout, bfa, BFA_IOCFC_TOV);
+
+	bfi_h2i_set(stats_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_GET_STATS_REQ,
+			bfa_lpuid(bfa));
+	bfa_ioc_mbox_send(&bfa->ioc, &stats_req,
+		sizeof(struct bfi_iocfc_stats_req_s));
+}
+
+void
+bfa_iocfc_reset_queues(struct bfa_s *bfa)
+{
+	int             q;
+
+	for (q = 0; q < BFI_IOC_MAX_CQS; q++) {
+		bfa_reqq_ci(bfa, q) = 0;
+		bfa_reqq_pi(bfa, q) = 0;
+		bfa_rspq_ci(bfa, q) = 0;
+		bfa_rspq_pi(bfa, q) = 0;
+	}
+}
+
+/**
+ * IOC enable request is complete
+ */
+static void
+bfa_iocfc_enable_cbfn(void *bfa_arg, enum bfa_status status)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	if (status != BFA_STATUS_OK) {
+		bfa_isr_disable(bfa);
+		if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
+			bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe,
+				     bfa_iocfc_init_cb, bfa);
+		return;
+	}
+
+	bfa_iocfc_initdone_submod(bfa);
+	bfa_iocfc_send_cfg(bfa);
+}
+
+/**
+ * IOC disable request is complete
+ */
+static void
+bfa_iocfc_disable_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa_isr_disable(bfa);
+	bfa_iocfc_disable_submod(bfa);
+
+	if (bfa->iocfc.action == BFA_IOCFC_ACT_STOP)
+		bfa_cb_queue(bfa, &bfa->iocfc.stop_hcb_qe, bfa_iocfc_stop_cb,
+			     bfa);
+	else {
+		bfa_assert(bfa->iocfc.action == BFA_IOCFC_ACT_DISABLE);
+		bfa_cb_queue(bfa, &bfa->iocfc.dis_hcb_qe, bfa_iocfc_disable_cb,
+			     bfa);
+	}
+}
+
+/**
+ * Notify sub-modules of hardware failure.
+ */
+static void
+bfa_iocfc_hbfail_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa->rme_process = BFA_FALSE;
+
+	bfa_isr_disable(bfa);
+	bfa_iocfc_disable_submod(bfa);
+
+	if (bfa->iocfc.action == BFA_IOCFC_ACT_INIT)
+		bfa_cb_queue(bfa, &bfa->iocfc.init_hcb_qe, bfa_iocfc_init_cb,
+			     bfa);
+}
+
+/**
+ * Actions on chip-reset completion.
+ */
+static void
+bfa_iocfc_reset_cbfn(void *bfa_arg)
+{
+	struct bfa_s	*bfa = bfa_arg;
+
+	bfa_iocfc_reset_queues(bfa);
+	bfa_isr_enable(bfa);
+}
+
+
+
+/**
+ *  bfa_ioc_public
+ */
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	/* dma memory for IOC */
+	*dm_len += bfa_ioc_meminfo();
+
+	bfa_iocfc_fw_cfg_sz(cfg, dm_len);
+	bfa_iocfc_cqs_sz(cfg, dm_len);
+	*km_len += bfa_ioc_debug_trcsz(bfa_auto_recover);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		   struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	int             i;
+
+	bfa_iocfc_cbfn.enable_cbfn = bfa_iocfc_enable_cbfn;
+	bfa_iocfc_cbfn.disable_cbfn = bfa_iocfc_disable_cbfn;
+	bfa_iocfc_cbfn.hbfail_cbfn = bfa_iocfc_hbfail_cbfn;
+	bfa_iocfc_cbfn.reset_cbfn = bfa_iocfc_reset_cbfn;
+
+	bfa_ioc_attach(&bfa->ioc, bfa, &bfa_iocfc_cbfn, &bfa->timer_mod,
+		bfa->trcmod, bfa->aen, bfa->logm);
+	bfa_ioc_pci_init(&bfa->ioc, pcidev, BFI_MC_IOCFC);
+	bfa_ioc_mbox_register(&bfa->ioc, bfa_mbox_isrs);
+
+	/**
+	 * Choose FC (ssid: 0x1C) v/s FCoE (ssid: 0x14) mode.
+	 */
+	if (0)
+		bfa_ioc_set_fcmode(&bfa->ioc);
+
+	bfa_iocfc_init_mem(bfa, bfad, cfg, pcidev);
+	bfa_iocfc_mem_claim(bfa, cfg, meminfo);
+	bfa_timer_init(&bfa->timer_mod);
+
+	INIT_LIST_HEAD(&bfa->comp_q);
+	for (i = 0; i < BFI_IOC_MAX_CQS; i++)
+		INIT_LIST_HEAD(&bfa->reqq_waitq[i]);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_detach(struct bfa_s *bfa)
+{
+	bfa_ioc_detach(&bfa->ioc);
+}
+
+/**
+ * Query IOC memory requirement information.
+ */
+void
+bfa_iocfc_init(struct bfa_s *bfa)
+{
+	bfa->iocfc.action = BFA_IOCFC_ACT_INIT;
+	bfa_ioc_enable(&bfa->ioc);
+	bfa_msix_install(bfa);
+}
+
+/**
+ * IOC start called from bfa_start(). Called to start IOC operations
+ * at driver instantiation for this instance.
+ */
+void
+bfa_iocfc_start(struct bfa_s *bfa)
+{
+	if (bfa->iocfc.cfgdone)
+		bfa_iocfc_start_submod(bfa);
+}
+
+/**
+ * IOC stop called from bfa_stop(). Called only when driver is unloaded
+ * for this instance.
+ */
+void
+bfa_iocfc_stop(struct bfa_s *bfa)
+{
+	bfa->iocfc.action = BFA_IOCFC_ACT_STOP;
+
+	bfa->rme_process = BFA_FALSE;
+	bfa_ioc_disable(&bfa->ioc);
+}
+
+void
+bfa_iocfc_isr(void *bfaarg, struct bfi_mbmsg_s *m)
+{
+	struct bfa_s		*bfa = bfaarg;
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+	union bfi_iocfc_i2h_msg_u	*msg;
+
+	msg = (union bfi_iocfc_i2h_msg_u *) m;
+	bfa_trc(bfa, msg->mh.msg_id);
+
+	switch (msg->mh.msg_id) {
+	case BFI_IOCFC_I2H_CFG_REPLY:
+		iocfc->cfg_reply = &msg->cfg_reply;
+		bfa_iocfc_cfgrsp(bfa);
+		break;
+
+	case BFI_IOCFC_I2H_GET_STATS_RSP:
+		if (iocfc->stats_busy == BFA_FALSE
+		    || iocfc->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&iocfc->stats_timer);
+		iocfc->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(bfa, &iocfc->stats_hcb_qe, bfa_iocfc_stats_cb,
+			      bfa);
+		break;
+	case BFI_IOCFC_I2H_CLEAR_STATS_RSP:
+		/*
+		 * check for timer pop before processing the rsp
+		 */
+		if (iocfc->stats_busy == BFA_FALSE
+		    || iocfc->stats_status == BFA_STATUS_ETIMER)
+			break;
+
+		bfa_timer_stop(&iocfc->stats_timer);
+		iocfc->stats_status = BFA_STATUS_OK;
+		bfa_cb_queue(bfa, &iocfc->stats_hcb_qe,
+			      bfa_iocfc_stats_clr_cb, bfa);
+		break;
+	case BFI_IOCFC_I2H_UPDATEQ_RSP:
+		iocfc->updateq_cbfn(iocfc->updateq_cbarg, BFA_STATUS_OK);
+		break;
+	default:
+		bfa_assert(0);
+	}
+}
+
+#ifndef BFA_BIOS_BUILD
+void
+bfa_adapter_get_attr(struct bfa_s *bfa, struct bfa_adapter_attr_s *ad_attr)
+{
+	bfa_ioc_get_adapter_attr(&bfa->ioc, ad_attr);
+}
+
+u64
+bfa_adapter_get_id(struct bfa_s *bfa)
+{
+	return bfa_ioc_get_adid(&bfa->ioc);
+}
+
+void
+bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	attr->intr_attr = iocfc->cfginfo->intr_attr;
+	attr->config	= iocfc->cfg;
+}
+
+bfa_status_t
+bfa_iocfc_israttr_set(struct bfa_s *bfa, struct bfa_iocfc_intr_attr_s *attr)
+{
+	struct bfa_iocfc_s		*iocfc = &bfa->iocfc;
+	struct bfi_iocfc_set_intr_req_s *m;
+
+	iocfc->cfginfo->intr_attr = *attr;
+	if (!bfa_iocfc_is_operational(bfa))
+		return BFA_STATUS_OK;
+
+	m = bfa_reqq_next(bfa, BFA_REQQ_IOC);
+	if (!m)
+		return BFA_STATUS_DEVBUSY;
+
+	bfi_h2i_set(m->mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_SET_INTR_REQ,
+			bfa_lpuid(bfa));
+	m->coalesce = attr->coalesce;
+	m->delay    = bfa_os_htons(attr->delay);
+	m->latency  = bfa_os_htons(attr->latency);
+
+	bfa_trc(bfa, attr->delay);
+	bfa_trc(bfa, attr->latency);
+
+	bfa_reqq_produce(bfa, BFA_REQQ_IOC);
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa)
+{
+	struct bfa_iocfc_s      *iocfc = &bfa->iocfc;
+
+	iocfc->cfginfo->sense_buf_len = (BFI_IOIM_SNSLEN - 1);
+	bfa_dma_be_addr_set(iocfc->cfginfo->ioim_snsbase, snsbase_pa);
+}
+
+bfa_status_t
+bfa_iocfc_get_stats(struct bfa_s *bfa, struct bfa_iocfc_stats_s *stats,
+		      bfa_cb_ioc_t cbfn, void *cbarg)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (iocfc->stats_busy) {
+		bfa_trc(bfa, iocfc->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	iocfc->stats_busy = BFA_TRUE;
+	iocfc->stats_ret = stats;
+	iocfc->stats_cbfn = cbfn;
+	iocfc->stats_cbarg = cbarg;
+
+	bfa_iocfc_stats_query(bfa);
+
+	return (BFA_STATUS_OK);
+}
+
+bfa_status_t
+bfa_iocfc_clear_stats(struct bfa_s *bfa, bfa_cb_ioc_t cbfn, void *cbarg)
+{
+	struct bfa_iocfc_s	*iocfc = &bfa->iocfc;
+
+	if (iocfc->stats_busy) {
+		bfa_trc(bfa, iocfc->stats_busy);
+		return (BFA_STATUS_DEVBUSY);
+	}
+
+	iocfc->stats_busy = BFA_TRUE;
+	iocfc->stats_cbfn = cbfn;
+	iocfc->stats_cbarg = cbarg;
+
+	bfa_iocfc_stats_clear(bfa);
+	return (BFA_STATUS_OK);
+}
+
+/**
+ * Enable IOC after it is disabled.
+ */
+void
+bfa_iocfc_enable(struct bfa_s *bfa)
+{
+	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+		     "IOC Enable");
+	bfa_ioc_enable(&bfa->ioc);
+}
+
+void
+bfa_iocfc_disable(struct bfa_s *bfa)
+{
+	bfa_plog_str(bfa->plog, BFA_PL_MID_HAL, BFA_PL_EID_MISC, 0,
+		     "IOC Disable");
+	bfa->iocfc.action = BFA_IOCFC_ACT_DISABLE;
+
+	bfa->rme_process = BFA_FALSE;
+	bfa_ioc_disable(&bfa->ioc);
+}
+
+
+bfa_boolean_t
+bfa_iocfc_is_operational(struct bfa_s *bfa)
+{
+	return bfa_ioc_is_operational(&bfa->ioc) && bfa->iocfc.cfgdone;
+}
+
+/**
+ * Return boot target port wwns -- read from boot information in flash.
+ */
+void
+bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns)
+{
+	struct bfa_iocfc_s		*iocfc	 = &bfa->iocfc;
+	struct bfi_iocfc_cfgrsp_s	*cfgrsp  = iocfc->cfgrsp;
+
+	*nwwns = cfgrsp->bootwwns.nwwns;
+	*wwns = cfgrsp->bootwwns.wwn;
+}
+
+#endif
+
+
diff --git a/drivers/scsi/bfa/bfa_iocfc.h b/drivers/scsi/bfa/bfa_iocfc.h
new file mode 100644
index 000000000000..7ad177ed4cfc
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_iocfc.h
@@ -0,0 +1,168 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_IOCFC_H__
+#define __BFA_IOCFC_H__
+
+#include <bfa_ioc.h>
+#include <bfa.h>
+#include <bfi/bfi_iocfc.h>
+#include <bfa_callback_priv.h>
+
+#define BFA_REQQ_NELEMS_MIN	(4)
+#define BFA_RSPQ_NELEMS_MIN	(4)
+
+struct bfa_iocfc_regs_s {
+	bfa_os_addr_t   intr_status;
+	bfa_os_addr_t   intr_mask;
+	bfa_os_addr_t   cpe_q_pi[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_ci[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_depth[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   cpe_q_ctrl[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_ci[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_pi[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_depth[BFI_IOC_MAX_CQS];
+	bfa_os_addr_t   rme_q_ctrl[BFI_IOC_MAX_CQS];
+};
+
+/**
+ * MSIX vector handlers
+ */
+#define BFA_MSIX_MAX_VECTORS	22
+typedef void (*bfa_msix_handler_t)(struct bfa_s *bfa, int vec);
+struct bfa_msix_s {
+	int	nvecs;
+	bfa_msix_handler_t handler[BFA_MSIX_MAX_VECTORS];
+};
+
+/**
+ * Chip specific interfaces
+ */
+struct bfa_hwif_s {
+	void (*hw_reginit)(struct bfa_s *bfa);
+	void (*hw_rspq_ack)(struct bfa_s *bfa, int rspq);
+	void (*hw_msix_init)(struct bfa_s *bfa, int nvecs);
+	void (*hw_msix_install)(struct bfa_s *bfa);
+	void (*hw_msix_uninstall)(struct bfa_s *bfa);
+	void (*hw_isr_mode_set)(struct bfa_s *bfa, bfa_boolean_t msix);
+	void (*hw_msix_getvecs)(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+};
+typedef void (*bfa_cb_iocfc_t) (void *cbarg, enum bfa_status status);
+
+struct bfa_iocfc_s {
+	struct bfa_s 		*bfa;
+	struct bfa_iocfc_cfg_s 	cfg;
+	int			action;
+
+	u32        	req_cq_pi[BFI_IOC_MAX_CQS];
+	u32        	rsp_cq_ci[BFI_IOC_MAX_CQS];
+
+	struct bfa_cb_qe_s	init_hcb_qe;
+	struct bfa_cb_qe_s	stop_hcb_qe;
+	struct bfa_cb_qe_s	dis_hcb_qe;
+	struct bfa_cb_qe_s	stats_hcb_qe;
+	bfa_boolean_t		cfgdone;
+
+	struct bfa_dma_s	cfg_info;
+	struct bfi_iocfc_cfg_s *cfginfo;
+	struct bfa_dma_s	cfgrsp_dma;
+	struct bfi_iocfc_cfgrsp_s *cfgrsp;
+	struct bfi_iocfc_cfg_reply_s *cfg_reply;
+
+	u8			*stats_kva;
+	u64		stats_pa;
+	struct bfa_fw_stats_s 	*fw_stats;
+	struct bfa_timer_s 	stats_timer;	/*  timer */
+	struct bfa_iocfc_stats_s *stats_ret;	/*  driver stats location */
+	bfa_status_t		stats_status;	/*  stats/statsclr status */
+	bfa_boolean_t   	stats_busy;	/*  outstanding stats */
+	bfa_cb_ioc_t		stats_cbfn;	/*  driver callback function */
+	void           		*stats_cbarg;	/*  user callback arg */
+
+	struct bfa_dma_s   	req_cq_ba[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	req_cq_shadow_ci[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	rsp_cq_ba[BFI_IOC_MAX_CQS];
+	struct bfa_dma_s   	rsp_cq_shadow_pi[BFI_IOC_MAX_CQS];
+	struct bfa_iocfc_regs_s	bfa_regs;	/*  BFA device registers */
+	struct bfa_hwif_s	hwif;
+
+	bfa_cb_iocfc_t		updateq_cbfn; /*  bios callback function */
+	void				*updateq_cbarg;	/*  bios callback arg */
+};
+
+#define bfa_lpuid(__bfa)		bfa_ioc_portid(&(__bfa)->ioc)
+#define bfa_msix_init(__bfa, __nvecs)	\
+	(__bfa)->iocfc.hwif.hw_msix_init(__bfa, __nvecs)
+#define bfa_msix_install(__bfa)	\
+	(__bfa)->iocfc.hwif.hw_msix_install(__bfa)
+#define bfa_msix_uninstall(__bfa)	\
+	(__bfa)->iocfc.hwif.hw_msix_uninstall(__bfa)
+#define bfa_isr_mode_set(__bfa, __msix)	\
+	(__bfa)->iocfc.hwif.hw_isr_mode_set(__bfa, __msix)
+#define bfa_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec)	\
+	(__bfa)->iocfc.hwif.hw_msix_getvecs(__bfa, __vecmap, __nvecs, __maxvec)
+
+/*
+ * FC specific IOC functions.
+ */
+void bfa_iocfc_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len);
+void bfa_iocfc_attach(struct bfa_s *bfa, void *bfad,
+		struct bfa_iocfc_cfg_s *cfg, struct bfa_meminfo_s *meminfo,
+		struct bfa_pcidev_s *pcidev);
+void bfa_iocfc_detach(struct bfa_s *bfa);
+void bfa_iocfc_init(struct bfa_s *bfa);
+void bfa_iocfc_start(struct bfa_s *bfa);
+void bfa_iocfc_stop(struct bfa_s *bfa);
+void bfa_iocfc_isr(void *bfa, struct bfi_mbmsg_s *msg);
+void bfa_iocfc_set_snsbase(struct bfa_s *bfa, u64 snsbase_pa);
+bfa_boolean_t bfa_iocfc_is_operational(struct bfa_s *bfa);
+void bfa_iocfc_reset_queues(struct bfa_s *bfa);
+void bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
+			u32 reqq_sci, u32 rspq_spi,
+			bfa_cb_iocfc_t cbfn, void *cbarg);
+
+void bfa_msix_all(struct bfa_s *bfa, int vec);
+void bfa_msix_reqq(struct bfa_s *bfa, int vec);
+void bfa_msix_rspq(struct bfa_s *bfa, int vec);
+void bfa_msix_lpu_err(struct bfa_s *bfa, int vec);
+
+void bfa_hwcb_reginit(struct bfa_s *bfa);
+void bfa_hwcb_rspq_ack(struct bfa_s *bfa, int rspq);
+void bfa_hwcb_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwcb_msix_install(struct bfa_s *bfa);
+void bfa_hwcb_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwcb_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwcb_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+void bfa_hwct_reginit(struct bfa_s *bfa);
+void bfa_hwct_rspq_ack(struct bfa_s *bfa, int rspq);
+void bfa_hwct_msix_init(struct bfa_s *bfa, int nvecs);
+void bfa_hwct_msix_install(struct bfa_s *bfa);
+void bfa_hwct_msix_uninstall(struct bfa_s *bfa);
+void bfa_hwct_isr_mode_set(struct bfa_s *bfa, bfa_boolean_t msix);
+void bfa_hwct_msix_getvecs(struct bfa_s *bfa, u32 *vecmap,
+			u32 *nvecs, u32 *maxvec);
+
+void bfa_com_meminfo(bfa_boolean_t mincfg, u32 *dm_len);
+void bfa_com_attach(struct bfa_s *bfa, struct bfa_meminfo_s *mi,
+		bfa_boolean_t mincfg);
+void bfa_iocfc_get_bootwwns(struct bfa_s *bfa, u8 *nwwns, wwn_t **wwns);
+
+#endif /* __BFA_IOCFC_H__ */
+
diff --git a/drivers/scsi/bfa/bfa_iocfc_q.c b/drivers/scsi/bfa/bfa_iocfc_q.c
new file mode 100644
index 000000000000..500a17df40b2
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_iocfc_q.c
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include "bfa_intr_priv.h"
+
+BFA_TRC_FILE(HAL, IOCFC_Q);
+
+void
+bfa_iocfc_updateq(struct bfa_s *bfa, u32 reqq_ba, u32 rspq_ba,
+				u32 reqq_sci, u32 rspq_spi, bfa_cb_iocfc_t cbfn,
+				void *cbarg)
+{
+	struct bfa_iocfc_s *iocfc = &bfa->iocfc;
+	struct bfi_iocfc_updateq_req_s updateq_req;
+
+	iocfc->updateq_cbfn = cbfn;
+	iocfc->updateq_cbarg = cbarg;
+
+	bfi_h2i_set(updateq_req.mh, BFI_MC_IOCFC, BFI_IOCFC_H2I_UPDATEQ_REQ,
+			bfa_lpuid(bfa));
+
+	updateq_req.reqq_ba = bfa_os_htonl(reqq_ba);
+	updateq_req.rspq_ba = bfa_os_htonl(rspq_ba);
+	updateq_req.reqq_sci = bfa_os_htonl(reqq_sci);
+	updateq_req.rspq_spi = bfa_os_htonl(rspq_spi);
+
+	bfa_ioc_mbox_send(&bfa->ioc, &updateq_req,
+			sizeof(struct bfi_iocfc_updateq_req_s));
+}
diff --git a/drivers/scsi/bfa/bfa_ioim.c b/drivers/scsi/bfa/bfa_ioim.c
new file mode 100644
index 000000000000..7ae2552e1e14
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_ioim.c
@@ -0,0 +1,1311 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <cs/bfa_debug.h>
+#include <bfa_cb_ioim_macros.h>
+
+BFA_TRC_FILE(HAL, IOIM);
+
+/*
+ * forward declarations.
+ */
+static bfa_boolean_t	bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim);
+static bfa_boolean_t	bfa_ioim_sge_setup(struct bfa_ioim_s *ioim);
+static void		bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim);
+static bfa_boolean_t	bfa_ioim_send_abort(struct bfa_ioim_s *ioim);
+static void		bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim);
+static void __bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete);
+
+/**
+ *  bfa_ioim_sm
+ */
+
+/**
+ * IO state machine events
+ */
+enum bfa_ioim_event {
+	BFA_IOIM_SM_START = 1,		/*  io start request from host */
+	BFA_IOIM_SM_COMP_GOOD = 2,	/*  io good comp, resource free */
+	BFA_IOIM_SM_COMP = 3,		/*  io comp, resource is free */
+	BFA_IOIM_SM_COMP_UTAG = 4,	/*  io comp, resource is free */
+	BFA_IOIM_SM_DONE = 5,		/*  io comp, resource not free */
+	BFA_IOIM_SM_FREE = 6,		/*  io resource is freed */
+	BFA_IOIM_SM_ABORT = 7,		/*  abort request from scsi stack */
+	BFA_IOIM_SM_ABORT_COMP = 8,	/*  abort from f/w */
+	BFA_IOIM_SM_ABORT_DONE = 9,	/*  abort completion from f/w */
+	BFA_IOIM_SM_QRESUME = 10,	/*  CQ space available to queue IO */
+	BFA_IOIM_SM_SGALLOCED = 11,	/*  SG page allocation successful */
+	BFA_IOIM_SM_SQRETRY = 12,	/*  sequence recovery retry */
+	BFA_IOIM_SM_HCB	= 13,		/*  bfa callback complete */
+	BFA_IOIM_SM_CLEANUP = 14,	/*  IO cleanup from itnim */
+	BFA_IOIM_SM_TMSTART = 15,	/*  IO cleanup from tskim */
+	BFA_IOIM_SM_TMDONE = 16,	/*  IO cleanup from tskim */
+	BFA_IOIM_SM_HWFAIL = 17,	/*  IOC h/w failure event */
+	BFA_IOIM_SM_IOTOV = 18,		/*  ITN offline TOV       */
+};
+
+/*
+ * forward declaration of IO state machine
+ */
+static void     bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim,
+				       enum bfa_ioim_event event);
+static void     bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+static void     bfa_ioim_sm_active(struct bfa_ioim_s *ioim,
+				       enum bfa_ioim_event event);
+static void     bfa_ioim_sm_abort(struct bfa_ioim_s *ioim,
+				      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+static void     bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim,
+				      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim,
+					    enum bfa_ioim_event event);
+static void     bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim,
+					      enum bfa_ioim_event event);
+static void     bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim,
+				    enum bfa_ioim_event event);
+static void     bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim,
+					 enum bfa_ioim_event event);
+static void     bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim,
+					enum bfa_ioim_event event);
+
+/**
+ * 		IO is not started (unallocated).
+ */
+static void
+bfa_ioim_sm_uninit(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_START:
+		if (!bfa_itnim_is_online(ioim->itnim)) {
+			if (!bfa_itnim_hold_io(ioim->itnim)) {
+				bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+				list_del(&ioim->qe);
+				list_add_tail(&ioim->qe,
+					&ioim->fcpim->ioim_comp_q);
+				bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+						__bfa_cb_ioim_pathtov, ioim);
+			} else {
+				list_del(&ioim->qe);
+				list_add_tail(&ioim->qe,
+					&ioim->itnim->pending_q);
+			}
+			break;
+		}
+
+		if (ioim->nsges > BFI_SGE_INLINE) {
+			if (!bfa_ioim_sge_setup(ioim)) {
+				bfa_sm_set_state(ioim, bfa_ioim_sm_sgalloc);
+				return;
+			}
+		}
+
+		if (!bfa_ioim_send_ioreq(ioim)) {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+			break;
+		}
+
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		break;
+
+	case BFA_IOIM_SM_IOTOV:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+				__bfa_cb_ioim_pathtov, ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO in pending queue can get abort requests. Complete abort
+		 * requests immediately.
+		 */
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_assert(bfa_q_is_on_q(&ioim->itnim->pending_q, ioim));
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+				ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is waiting for SG pages.
+ */
+static void
+bfa_ioim_sm_sgalloc(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_SGALLOCED:
+		if (!bfa_ioim_send_ioreq(ioim)) {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_qfull);
+			break;
+		}
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_sgpg_wcancel(ioim->bfa, &ioim->iosp->sgpg_wqe);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is active.
+ */
+static void
+bfa_ioim_sm_active(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe,
+			      __bfa_cb_ioim_good_comp, ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_comp,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		ioim->iosp->abort_explicit = BFA_TRUE;
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_abort_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		ioim->iosp->abort_explicit = BFA_FALSE;
+		ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is being aborted, waiting for completion from firmware.
+ */
+static void
+bfa_ioim_sm_abort(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+	case BFA_IOIM_SM_DONE:
+	case BFA_IOIM_SM_FREE:
+		break;
+
+	case BFA_IOIM_SM_ABORT_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP_UTAG:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE);
+		ioim->iosp->abort_explicit = BFA_FALSE;
+
+		if (bfa_ioim_send_abort(ioim))
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		else {
+			bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+			bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+					  &ioim->iosp->reqq_wait);
+		}
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO is being cleaned up (implicit abort), waiting for completion from
+ * firmware.
+ */
+static void
+bfa_ioim_sm_cleanup(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+	case BFA_IOIM_SM_DONE:
+	case BFA_IOIM_SM_FREE:
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO is already being aborted implicitly
+		 */
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+		break;
+
+	case BFA_IOIM_SM_ABORT_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_COMP_UTAG:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		/**
+		 * IO can be in cleanup state already due to TM command. 2nd cleanup
+		 * request comes from ITN offline event.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IO is waiting for room in request CQ
+ */
+static void
+bfa_ioim_sm_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_active);
+		bfa_ioim_send_ioreq(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Active IO is being aborted, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_abort_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_abort);
+		bfa_ioim_send_abort(ioim);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_assert(ioim->iosp->abort_explicit == BFA_TRUE);
+		ioim->iosp->abort_explicit = BFA_FALSE;
+		bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup_qfull);
+		break;
+
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_abort,
+			      ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Active IO is being cleaned up, waiting for room in request CQ.
+ */
+static void
+bfa_ioim_sm_cleanup_qfull(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_QRESUME:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_cleanup);
+		bfa_ioim_send_abort(ioim);
+		break;
+
+	case BFA_IOIM_SM_ABORT:
+		/**
+		 * IO is alraedy being cleaned up implicitly
+		 */
+		ioim->io_cbfn = __bfa_cb_ioim_abort;
+		break;
+
+	case BFA_IOIM_SM_COMP_GOOD:
+	case BFA_IOIM_SM_COMP:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_DONE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb_free);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		bfa_reqq_wcancel(&ioim->iosp->reqq_wait);
+		bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, __bfa_cb_ioim_failed,
+			      ioim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO bfa callback is pending.
+ */
+static void
+bfa_ioim_sm_hcb(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_trc_fp(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_HCB:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+		bfa_ioim_free(ioim);
+		bfa_cb_ioim_resfree(ioim->bfa->bfad);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO bfa callback is pending. IO resource cannot be freed.
+ */
+static void
+bfa_ioim_sm_hcb_free(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_HCB:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_resfree);
+		list_del(&ioim->qe);
+		list_add_tail(&ioim->qe, &ioim->fcpim->ioim_resfree_q);
+		break;
+
+	case BFA_IOIM_SM_FREE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_hcb);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IO is completed, waiting resource free from firmware.
+ */
+static void
+bfa_ioim_sm_resfree(struct bfa_ioim_s *ioim, enum bfa_ioim_event event)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, event);
+
+	switch (event) {
+	case BFA_IOIM_SM_FREE:
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+		bfa_ioim_free(ioim);
+		bfa_cb_ioim_resfree(ioim->bfa->bfad);
+		break;
+
+	case BFA_IOIM_SM_CLEANUP:
+		bfa_ioim_notify_cleanup(ioim);
+		break;
+
+	case BFA_IOIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_ioim_private
+ */
+
+static void
+__bfa_cb_ioim_good_comp(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_good_comp(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+__bfa_cb_ioim_comp(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s	*ioim = cbarg;
+	struct bfi_ioim_rsp_s *m;
+	u8		*snsinfo = NULL;
+	u8         sns_len = 0;
+	s32         residue = 0;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	m = (struct bfi_ioim_rsp_s *) &ioim->iosp->comp_rspmsg;
+	if (m->io_status == BFI_IOIM_STS_OK) {
+		/**
+		 * setup sense information, if present
+		 */
+		if (m->scsi_status == SCSI_STATUS_CHECK_CONDITION
+					&& m->sns_len) {
+			sns_len = m->sns_len;
+			snsinfo = ioim->iosp->snsinfo;
+		}
+
+		/**
+		 * setup residue value correctly for normal completions
+		 */
+		if (m->resid_flags == FCP_RESID_UNDER)
+			residue = bfa_os_ntohl(m->residue);
+		if (m->resid_flags == FCP_RESID_OVER) {
+			residue = bfa_os_ntohl(m->residue);
+			residue = -residue;
+		}
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, m->io_status,
+			  m->scsi_status, sns_len, snsinfo, residue);
+}
+
+static void
+__bfa_cb_ioim_failed(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_ABORTED,
+			  0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_pathtov(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_done(ioim->bfa->bfad, ioim->dio, BFI_IOIM_STS_PATHTOV,
+			  0, 0, NULL, 0);
+}
+
+static void
+__bfa_cb_ioim_abort(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(ioim, BFA_IOIM_SM_HCB);
+		return;
+	}
+
+	bfa_cb_ioim_abort(ioim->bfa->bfad, ioim->dio);
+}
+
+static void
+bfa_ioim_sgpg_alloced(void *cbarg)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	ioim->nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+	list_splice_tail_init(&ioim->iosp->sgpg_wqe.sgpg_q, &ioim->sgpg_q);
+	bfa_ioim_sgpg_setup(ioim);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_SGALLOCED);
+}
+
+/**
+ * Send I/O request to firmware.
+ */
+static          bfa_boolean_t
+bfa_ioim_send_ioreq(struct bfa_ioim_s *ioim)
+{
+	struct bfa_itnim_s *itnim = ioim->itnim;
+	struct bfi_ioim_req_s *m;
+	static struct fcp_cmnd_s cmnd_z0 = { 0 };
+	struct bfi_sge_s      *sge;
+	u32        pgdlen = 0;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(ioim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(ioim->bfa, ioim->itnim->reqq,
+				  &ioim->iosp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	/**
+	 * build i/o request message next
+	 */
+	m->io_tag = bfa_os_htons(ioim->iotag);
+	m->rport_hdl = ioim->itnim->rport->fw_handle;
+	m->io_timeout = bfa_cb_ioim_get_timeout(ioim->dio);
+
+	/**
+	 * build inline IO SG element here
+	 */
+	sge = &m->sges[0];
+	if (ioim->nsges) {
+		sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, 0);
+		pgdlen = bfa_cb_ioim_get_sglen(ioim->dio, 0);
+		sge->sg_len = pgdlen;
+		sge->flags = (ioim->nsges > BFI_SGE_INLINE) ?
+					BFI_SGE_DATA_CPL : BFI_SGE_DATA_LAST;
+		bfa_sge_to_be(sge);
+		sge++;
+	}
+
+	if (ioim->nsges > BFI_SGE_INLINE) {
+		sge->sga = ioim->sgpg->sgpg_pa;
+	} else {
+		sge->sga.a32.addr_lo = 0;
+		sge->sga.a32.addr_hi = 0;
+	}
+	sge->sg_len = pgdlen;
+	sge->flags = BFI_SGE_PGDLEN;
+	bfa_sge_to_be(sge);
+
+	/**
+	 * set up I/O command parameters
+	 */
+	bfa_os_assign(m->cmnd, cmnd_z0);
+	m->cmnd.lun = bfa_cb_ioim_get_lun(ioim->dio);
+	m->cmnd.iodir = bfa_cb_ioim_get_iodir(ioim->dio);
+	bfa_os_assign(m->cmnd.cdb,
+			*(struct scsi_cdb_s *)bfa_cb_ioim_get_cdb(ioim->dio));
+	m->cmnd.fcp_dl = bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio));
+
+	/**
+	 * set up I/O message header
+	 */
+	switch (m->cmnd.iodir) {
+	case FCP_IODIR_READ:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_READ, 0, bfa_lpuid(ioim->bfa));
+		bfa_stats(itnim, input_reqs);
+		break;
+	case FCP_IODIR_WRITE:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_WRITE, 0, bfa_lpuid(ioim->bfa));
+		bfa_stats(itnim, output_reqs);
+		break;
+	case FCP_IODIR_RW:
+		bfa_stats(itnim, input_reqs);
+		bfa_stats(itnim, output_reqs);
+	default:
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa));
+	}
+	if (itnim->seq_rec ||
+	    (bfa_cb_ioim_get_size(ioim->dio) & (sizeof(u32) - 1)))
+		bfi_h2i_set(m->mh, BFI_MC_IOIM_IO, 0, bfa_lpuid(ioim->bfa));
+
+#ifdef IOIM_ADVANCED
+	m->cmnd.crn = bfa_cb_ioim_get_crn(ioim->dio);
+	m->cmnd.priority = bfa_cb_ioim_get_priority(ioim->dio);
+	m->cmnd.taskattr = bfa_cb_ioim_get_taskattr(ioim->dio);
+
+	/**
+	 * Handle large CDB (>16 bytes).
+	 */
+	m->cmnd.addl_cdb_len = (bfa_cb_ioim_get_cdblen(ioim->dio) -
+					FCP_CMND_CDB_LEN) / sizeof(u32);
+	if (m->cmnd.addl_cdb_len) {
+		bfa_os_memcpy(&m->cmnd.cdb + 1, (struct scsi_cdb_s *)
+				bfa_cb_ioim_get_cdb(ioim->dio) + 1,
+				m->cmnd.addl_cdb_len * sizeof(u32));
+		fcp_cmnd_fcpdl(&m->cmnd) =
+				bfa_os_htonl(bfa_cb_ioim_get_size(ioim->dio));
+	}
+#endif
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(ioim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Setup any additional SG pages needed.Inline SG element is setup
+ * at queuing time.
+ */
+static bfa_boolean_t
+bfa_ioim_sge_setup(struct bfa_ioim_s *ioim)
+{
+	u16        nsgpgs;
+
+	bfa_assert(ioim->nsges > BFI_SGE_INLINE);
+
+	/**
+	 * allocate SG pages needed
+	 */
+	nsgpgs = BFA_SGPG_NPAGE(ioim->nsges);
+	if (!nsgpgs)
+		return BFA_TRUE;
+
+	if (bfa_sgpg_malloc(ioim->bfa, &ioim->sgpg_q, nsgpgs)
+	    != BFA_STATUS_OK) {
+		bfa_sgpg_wait(ioim->bfa, &ioim->iosp->sgpg_wqe, nsgpgs);
+		return BFA_FALSE;
+	}
+
+	ioim->nsgpgs = nsgpgs;
+	bfa_ioim_sgpg_setup(ioim);
+
+	return BFA_TRUE;
+}
+
+static void
+bfa_ioim_sgpg_setup(struct bfa_ioim_s *ioim)
+{
+	int             sgeid, nsges, i;
+	struct bfi_sge_s      *sge;
+	struct bfa_sgpg_s *sgpg;
+	u32        pgcumsz;
+
+	sgeid = BFI_SGE_INLINE;
+	ioim->sgpg = sgpg = bfa_q_first(&ioim->sgpg_q);
+
+	do {
+		sge = sgpg->sgpg->sges;
+		nsges = ioim->nsges - sgeid;
+		if (nsges > BFI_SGPG_DATA_SGES)
+			nsges = BFI_SGPG_DATA_SGES;
+
+		pgcumsz = 0;
+		for (i = 0; i < nsges; i++, sge++, sgeid++) {
+			sge->sga = bfa_cb_ioim_get_sgaddr(ioim->dio, sgeid);
+			sge->sg_len = bfa_cb_ioim_get_sglen(ioim->dio, sgeid);
+			pgcumsz += sge->sg_len;
+
+			/**
+			 * set flags
+			 */
+			if (i < (nsges - 1))
+				sge->flags = BFI_SGE_DATA;
+			else if (sgeid < (ioim->nsges - 1))
+				sge->flags = BFI_SGE_DATA_CPL;
+			else
+				sge->flags = BFI_SGE_DATA_LAST;
+		}
+
+		sgpg = (struct bfa_sgpg_s *) bfa_q_next(sgpg);
+
+		/**
+		 * set the link element of each page
+		 */
+		if (sgeid == ioim->nsges) {
+			sge->flags = BFI_SGE_PGDLEN;
+			sge->sga.a32.addr_lo = 0;
+			sge->sga.a32.addr_hi = 0;
+		} else {
+			sge->flags = BFI_SGE_LINK;
+			sge->sga = sgpg->sgpg_pa;
+		}
+		sge->sg_len = pgcumsz;
+	} while (sgeid < ioim->nsges);
+}
+
+/**
+ * Send I/O abort request to firmware.
+ */
+static          bfa_boolean_t
+bfa_ioim_send_abort(struct bfa_ioim_s *ioim)
+{
+	struct bfa_itnim_s          *itnim = ioim->itnim;
+	struct bfi_ioim_abort_req_s *m;
+	enum bfi_ioim_h2i       msgop;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(ioim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	if (ioim->iosp->abort_explicit)
+		msgop = BFI_IOIM_H2I_IOABORT_REQ;
+	else
+		msgop = BFI_IOIM_H2I_IOCLEANUP_REQ;
+
+	bfi_h2i_set(m->mh, BFI_MC_IOIM, msgop, bfa_lpuid(ioim->bfa));
+	m->io_tag    = bfa_os_htons(ioim->iotag);
+	m->abort_tag = ++ioim->abort_tag;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(ioim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_ioim_qresume(void *cbarg)
+{
+	struct bfa_ioim_s *ioim = cbarg;
+
+	bfa_fcpim_stats(ioim->fcpim, qresumes);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_QRESUME);
+}
+
+
+static void
+bfa_ioim_notify_cleanup(struct bfa_ioim_s *ioim)
+{
+	/**
+	 * Move IO from itnim queue to fcpim global queue since itnim will be
+	 * freed.
+	 */
+	list_del(&ioim->qe);
+	list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+
+	if (!ioim->iosp->tskim) {
+		if (ioim->fcpim->delay_comp && ioim->itnim->iotov_active) {
+			bfa_cb_dequeue(&ioim->hcb_qe);
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &ioim->itnim->delay_comp_q);
+		}
+		bfa_itnim_iodone(ioim->itnim);
+	} else
+		bfa_tskim_iodone(ioim->iosp->tskim);
+}
+
+/**
+ * 		  or after the link comes back.
+ */
+void
+bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim, bfa_boolean_t iotov)
+{
+	/**
+	 * If path tov timer expired, failback with PATHTOV status - these
+	 * IO requests are not normally retried by IO stack.
+	 *
+	 * Otherwise device cameback online and fail it with normal failed
+	 * status so that IO stack retries these failed IO requests.
+	 */
+	if (iotov)
+		ioim->io_cbfn = __bfa_cb_ioim_pathtov;
+	else
+		ioim->io_cbfn = __bfa_cb_ioim_failed;
+
+	bfa_cb_queue(ioim->bfa, &ioim->hcb_qe, ioim->io_cbfn, ioim);
+
+    /**
+     * Move IO to fcpim global queue since itnim will be
+     * freed.
+     */
+    list_del(&ioim->qe);
+    list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+}
+
+
+
+/**
+ *  bfa_ioim_friend
+ */
+
+/**
+ * Memory allocation and initialization.
+ */
+void
+bfa_ioim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_ioim_s		*ioim;
+	struct bfa_ioim_sp_s	*iosp;
+	u16		i;
+	u8			*snsinfo;
+	u32		snsbufsz;
+
+	/**
+	 * claim memory first
+	 */
+	ioim = (struct bfa_ioim_s *) bfa_meminfo_kva(minfo);
+	fcpim->ioim_arr = ioim;
+	bfa_meminfo_kva(minfo) = (u8 *) (ioim + fcpim->num_ioim_reqs);
+
+	iosp = (struct bfa_ioim_sp_s *) bfa_meminfo_kva(minfo);
+	fcpim->ioim_sp_arr = iosp;
+	bfa_meminfo_kva(minfo) = (u8 *) (iosp + fcpim->num_ioim_reqs);
+
+	/**
+	 * Claim DMA memory for per IO sense data.
+	 */
+	snsbufsz = fcpim->num_ioim_reqs * BFI_IOIM_SNSLEN;
+	fcpim->snsbase.pa  = bfa_meminfo_dma_phys(minfo);
+	bfa_meminfo_dma_phys(minfo) += snsbufsz;
+
+	fcpim->snsbase.kva = bfa_meminfo_dma_virt(minfo);
+	bfa_meminfo_dma_virt(minfo) += snsbufsz;
+	snsinfo = fcpim->snsbase.kva;
+	bfa_iocfc_set_snsbase(fcpim->bfa, fcpim->snsbase.pa);
+
+	/**
+	 * Initialize ioim free queues
+	 */
+	INIT_LIST_HEAD(&fcpim->ioim_free_q);
+	INIT_LIST_HEAD(&fcpim->ioim_resfree_q);
+	INIT_LIST_HEAD(&fcpim->ioim_comp_q);
+
+	for (i = 0; i < fcpim->num_ioim_reqs;
+	     i++, ioim++, iosp++, snsinfo += BFI_IOIM_SNSLEN) {
+		/*
+		 * initialize IOIM
+		 */
+		bfa_os_memset(ioim, 0, sizeof(struct bfa_ioim_s));
+		ioim->iotag   = i;
+		ioim->bfa     = fcpim->bfa;
+		ioim->fcpim   = fcpim;
+		ioim->iosp    = iosp;
+		iosp->snsinfo = snsinfo;
+		INIT_LIST_HEAD(&ioim->sgpg_q);
+		bfa_reqq_winit(&ioim->iosp->reqq_wait,
+				   bfa_ioim_qresume, ioim);
+		bfa_sgpg_winit(&ioim->iosp->sgpg_wqe,
+				   bfa_ioim_sgpg_alloced, ioim);
+		bfa_sm_set_state(ioim, bfa_ioim_sm_uninit);
+
+		list_add_tail(&ioim->qe, &fcpim->ioim_free_q);
+	}
+}
+
+/**
+ * Driver detach time call.
+ */
+void
+bfa_ioim_detach(struct bfa_fcpim_mod_s *fcpim)
+{
+}
+
+void
+bfa_ioim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+	struct bfa_ioim_s *ioim;
+	u16        iotag;
+	enum bfa_ioim_event evt = BFA_IOIM_SM_COMP;
+
+	iotag = bfa_os_ntohs(rsp->io_tag);
+
+	ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+	bfa_assert(ioim->iotag == iotag);
+
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_trc(ioim->bfa, rsp->io_status);
+	bfa_trc(ioim->bfa, rsp->reuse_io_tag);
+
+	if (bfa_sm_cmp_state(ioim, bfa_ioim_sm_active))
+		bfa_os_assign(ioim->iosp->comp_rspmsg, *m);
+
+	switch (rsp->io_status) {
+	case BFI_IOIM_STS_OK:
+		bfa_fcpim_stats(fcpim, iocomp_ok);
+		if (rsp->reuse_io_tag == 0)
+			evt = BFA_IOIM_SM_DONE;
+		else
+			evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_TIMEDOUT:
+	case BFI_IOIM_STS_ABORTED:
+		rsp->io_status = BFI_IOIM_STS_ABORTED;
+		bfa_fcpim_stats(fcpim, iocomp_aborted);
+		if (rsp->reuse_io_tag == 0)
+			evt = BFA_IOIM_SM_DONE;
+		else
+			evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_PROTO_ERR:
+		bfa_fcpim_stats(fcpim, iocom_proto_err);
+		bfa_assert(rsp->reuse_io_tag);
+		evt = BFA_IOIM_SM_COMP;
+		break;
+
+	case BFI_IOIM_STS_SQER_NEEDED:
+		bfa_fcpim_stats(fcpim, iocom_sqer_needed);
+		bfa_assert(rsp->reuse_io_tag == 0);
+		evt = BFA_IOIM_SM_SQRETRY;
+		break;
+
+	case BFI_IOIM_STS_RES_FREE:
+		bfa_fcpim_stats(fcpim, iocom_res_free);
+		evt = BFA_IOIM_SM_FREE;
+		break;
+
+	case BFI_IOIM_STS_HOST_ABORTED:
+		bfa_fcpim_stats(fcpim, iocom_hostabrts);
+		if (rsp->abort_tag != ioim->abort_tag) {
+			bfa_trc(ioim->bfa, rsp->abort_tag);
+			bfa_trc(ioim->bfa, ioim->abort_tag);
+			return;
+		}
+
+		if (rsp->reuse_io_tag)
+			evt = BFA_IOIM_SM_ABORT_COMP;
+		else
+			evt = BFA_IOIM_SM_ABORT_DONE;
+		break;
+
+	case BFI_IOIM_STS_UTAG:
+		bfa_fcpim_stats(fcpim, iocom_utags);
+		evt = BFA_IOIM_SM_COMP_UTAG;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+
+	bfa_sm_send_event(ioim, evt);
+}
+
+void
+bfa_ioim_good_comp_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_ioim_rsp_s *rsp = (struct bfi_ioim_rsp_s *) m;
+	struct bfa_ioim_s *ioim;
+	u16        iotag;
+
+	iotag = bfa_os_ntohs(rsp->io_tag);
+
+	ioim = BFA_IOIM_FROM_TAG(fcpim, iotag);
+	bfa_assert(ioim->iotag == iotag);
+
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_COMP_GOOD);
+}
+
+/**
+ * Called by itnim to clean up IO while going offline.
+ */
+void
+bfa_ioim_cleanup(struct bfa_ioim_s *ioim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_cleanups);
+
+	ioim->iosp->tskim = NULL;
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+void
+bfa_ioim_cleanup_tm(struct bfa_ioim_s *ioim, struct bfa_tskim_s *tskim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_tmaborts);
+
+	ioim->iosp->tskim = tskim;
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_CLEANUP);
+}
+
+/**
+ * IOC failure handling.
+ */
+void
+bfa_ioim_iocdisable(struct bfa_ioim_s *ioim)
+{
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_HWFAIL);
+}
+
+/**
+ * IO offline TOV popped. Fail the pending IO.
+ */
+void
+bfa_ioim_tov(struct bfa_ioim_s *ioim)
+{
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_IOTOV);
+}
+
+
+
+/**
+ *  bfa_ioim_api
+ */
+
+/**
+ * Allocate IOIM resource for initiator mode I/O request.
+ */
+struct bfa_ioim_s *
+bfa_ioim_alloc(struct bfa_s *bfa, struct bfad_ioim_s *dio,
+		struct bfa_itnim_s *itnim, u16 nsges)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_ioim_s *ioim;
+
+	/**
+	 * alocate IOIM resource
+	 */
+	bfa_q_deq(&fcpim->ioim_free_q, &ioim);
+	if (!ioim) {
+		bfa_fcpim_stats(fcpim, no_iotags);
+		return NULL;
+	}
+
+	ioim->dio = dio;
+	ioim->itnim = itnim;
+	ioim->nsges = nsges;
+	ioim->nsgpgs = 0;
+
+	bfa_stats(fcpim, total_ios);
+	bfa_stats(itnim, ios);
+	fcpim->ios_active++;
+
+	list_add_tail(&ioim->qe, &itnim->io_q);
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+
+	return ioim;
+}
+
+void
+bfa_ioim_free(struct bfa_ioim_s *ioim)
+{
+	struct bfa_fcpim_mod_s *fcpim = ioim->fcpim;
+
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_assert_fp(bfa_sm_cmp_state(ioim, bfa_ioim_sm_uninit));
+
+	bfa_assert_fp(list_empty(&ioim->sgpg_q)
+		   || (ioim->nsges > BFI_SGE_INLINE));
+
+	if (ioim->nsgpgs > 0)
+		bfa_sgpg_mfree(ioim->bfa, &ioim->sgpg_q, ioim->nsgpgs);
+
+	bfa_stats(ioim->itnim, io_comps);
+	fcpim->ios_active--;
+
+	list_del(&ioim->qe);
+	list_add_tail(&ioim->qe, &fcpim->ioim_free_q);
+}
+
+void
+bfa_ioim_start(struct bfa_ioim_s *ioim)
+{
+	bfa_trc_fp(ioim->bfa, ioim->iotag);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_START);
+}
+
+/**
+ * Driver I/O abort request.
+ */
+void
+bfa_ioim_abort(struct bfa_ioim_s *ioim)
+{
+	bfa_trc(ioim->bfa, ioim->iotag);
+	bfa_fcpim_stats(ioim->fcpim, io_aborts);
+	bfa_sm_send_event(ioim, BFA_IOIM_SM_ABORT);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_itnim.c b/drivers/scsi/bfa/bfa_itnim.c
new file mode 100644
index 000000000000..4d5c61a4f85c
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_itnim.c
@@ -0,0 +1,1088 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_fcpim.h>
+#include "bfa_fcpim_priv.h"
+
+BFA_TRC_FILE(HAL, ITNIM);
+
+#define BFA_ITNIM_FROM_TAG(_fcpim, _tag)				\
+	((_fcpim)->itnim_arr + ((_tag) & ((_fcpim)->num_itnims - 1)))
+
+#define bfa_fcpim_additn(__itnim)					\
+	list_add_tail(&(__itnim)->qe, &(__itnim)->fcpim->itnim_q)
+#define bfa_fcpim_delitn(__itnim)	do {				\
+	bfa_assert(bfa_q_is_on_q(&(__itnim)->fcpim->itnim_q, __itnim));      \
+	list_del(&(__itnim)->qe);      \
+	bfa_assert(list_empty(&(__itnim)->io_q));      \
+	bfa_assert(list_empty(&(__itnim)->io_cleanup_q));      \
+	bfa_assert(list_empty(&(__itnim)->pending_q));      \
+} while (0)
+
+#define bfa_itnim_online_cb(__itnim) do {				\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_online((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_online, (__itnim));      \
+	}								\
+} while (0)
+
+#define bfa_itnim_offline_cb(__itnim) do {				\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_offline((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_offline, (__itnim));      \
+	}								\
+} while (0)
+
+#define bfa_itnim_sler_cb(__itnim) do {					\
+	if ((__itnim)->bfa->fcs)					\
+		bfa_cb_itnim_sler((__itnim)->ditn);      \
+	else {								\
+		bfa_cb_queue((__itnim)->bfa, &(__itnim)->hcb_qe,	\
+		__bfa_cb_itnim_sler, (__itnim));      \
+	}								\
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim);
+static bfa_boolean_t bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_cleanp_comp(void *itnim_cbarg);
+static void     bfa_itnim_cleanup(struct bfa_itnim_s *itnim);
+static void     __bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete);
+static void     bfa_itnim_iotov_online(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov(void *itnim_arg);
+static void     bfa_itnim_iotov_start(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim);
+static void     bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim);
+
+/**
+ *  bfa_itnim_sm BFA itnim state machine
+ */
+
+
+enum bfa_itnim_event {
+	BFA_ITNIM_SM_CREATE = 1,	/*  itnim is created */
+	BFA_ITNIM_SM_ONLINE = 2,	/*  itnim is online */
+	BFA_ITNIM_SM_OFFLINE = 3,	/*  itnim is offline */
+	BFA_ITNIM_SM_FWRSP = 4,		/*  firmware response */
+	BFA_ITNIM_SM_DELETE = 5,	/*  deleting an existing itnim */
+	BFA_ITNIM_SM_CLEANUP = 6,	/*  IO cleanup completion */
+	BFA_ITNIM_SM_SLER = 7,		/*  second level error recovery */
+	BFA_ITNIM_SM_HWFAIL = 8,	/*  IOC h/w failure event */
+	BFA_ITNIM_SM_QRESUME = 9,	/*  queue space available */
+};
+
+static void     bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim,
+					enum bfa_itnim_event event);
+static void     bfa_itnim_sm_created(struct bfa_itnim_s *itnim,
+					 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void	bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event);
+static void     bfa_itnim_sm_online(struct bfa_itnim_s *itnim,
+					enum bfa_itnim_event event);
+static void     bfa_itnim_sm_sler(struct bfa_itnim_s *itnim,
+				      enum bfa_itnim_event event);
+static void     bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+						 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+						enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_offline(struct bfa_itnim_s *itnim,
+					 enum bfa_itnim_event event);
+static void     bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+					    enum bfa_itnim_event event);
+static void     bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+static void     bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+					  enum bfa_itnim_event event);
+
+/**
+ * 		Beginning/unallocated state - no events expected.
+ */
+static void
+bfa_itnim_sm_uninit(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CREATE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_created);
+		itnim->is_online = BFA_FALSE;
+		bfa_fcpim_additn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Beginning state, only online event expected.
+ */
+static void
+bfa_itnim_sm_created(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Waiting for itnim create response from firmware.
+ */
+static void
+bfa_itnim_sm_fwcreate(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_online);
+		itnim->is_online = BFA_TRUE;
+		bfa_itnim_iotov_online(itnim);
+		bfa_itnim_online_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_delete_pending);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_fwcreate_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		bfa_itnim_send_fwcreate(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	Waiting for itnim create response from firmware, a delete is pending.
+ */
+static void
+bfa_itnim_sm_delete_pending(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Online state - normal parking state.
+ */
+static void
+bfa_itnim_sm_online(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_SLER:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_sler);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_sler_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		itnim->is_online = BFA_FALSE;
+		bfa_itnim_iotov_start(itnim);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Second level error recovery need.
+ */
+static void
+bfa_itnim_sm_sler(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_offline);
+		bfa_itnim_cleanup(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		bfa_itnim_cleanup(itnim);
+		bfa_itnim_iotov_delete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Going offline. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_offline(struct bfa_itnim_s *itnim,
+				 enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CLEANUP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete_qfull);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_cleanup_delete);
+		bfa_itnim_iotov_delete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_SLER:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Deleting itnim. Waiting for active IO cleanup.
+ */
+static void
+bfa_itnim_sm_cleanup_delete(struct bfa_itnim_s *itnim,
+				enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_CLEANUP:
+		if (bfa_itnim_send_fwdelete(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_iocdisable_cleanup(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport offline. Fimrware itnim is being deleted - awaiting f/w response.
+ */
+static void
+bfa_itnim_sm_fwdelete(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_offline);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_fwdelete_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_fwdelete);
+		bfa_itnim_send_fwdelete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Offline state.
+ */
+static void
+bfa_itnim_sm_offline(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_itnim_iotov_delete(itnim);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_iocdisable);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		IOC h/w failed state.
+ */
+static void
+bfa_itnim_sm_iocdisable(struct bfa_itnim_s *itnim,
+			    enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_itnim_iotov_delete(itnim);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	case BFA_ITNIM_SM_OFFLINE:
+		bfa_itnim_offline_cb(itnim);
+		break;
+
+	case BFA_ITNIM_SM_ONLINE:
+		if (bfa_itnim_send_fwcreate(itnim))
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate);
+		else
+			bfa_sm_set_state(itnim, bfa_itnim_sm_fwcreate_qfull);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Itnim is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_itnim_sm_deleting(struct bfa_itnim_s *itnim, enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_FWRSP:
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_itnim_sm_deleting_qfull(struct bfa_itnim_s *itnim,
+			enum bfa_itnim_event event)
+{
+	bfa_trc(itnim->bfa, itnim->rport->rport_tag);
+	bfa_trc(itnim->bfa, event);
+
+	switch (event) {
+	case BFA_ITNIM_SM_QRESUME:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_deleting);
+		bfa_itnim_send_fwdelete(itnim);
+		break;
+
+	case BFA_ITNIM_SM_HWFAIL:
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+		bfa_reqq_wcancel(&itnim->reqq_wait);
+		bfa_fcpim_delitn(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_itnim_private
+ */
+
+/**
+ * 		Initiate cleanup of all IOs on an IOC failure.
+ */
+static void
+bfa_itnim_iocdisable_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_tskim_s *tskim;
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &itnim->tsk_q) {
+		tskim = (struct bfa_tskim_s *) qe;
+		bfa_tskim_iocdisable(tskim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+
+	/**
+	 * For IO request in pending queue, we pretend an early timeout.
+	 */
+	list_for_each_safe(qe, qen, &itnim->pending_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_tov(ioim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->io_cleanup_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+}
+
+/**
+ * 		IO cleanup completion
+ */
+static void
+bfa_itnim_cleanp_comp(void *itnim_cbarg)
+{
+	struct bfa_itnim_s *itnim = itnim_cbarg;
+
+	bfa_stats(itnim, cleanup_comps);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_CLEANUP);
+}
+
+/**
+ * 		Initiate cleanup of all IOs.
+ */
+static void
+bfa_itnim_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s  *ioim;
+	struct bfa_tskim_s *tskim;
+	struct list_head         *qe, *qen;
+
+	bfa_wc_init(&itnim->wc, bfa_itnim_cleanp_comp, itnim);
+
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+
+		/**
+		 * Move IO to a cleanup queue from active queue so that a later
+		 * TM will not pickup this IO.
+		 */
+		list_del(&ioim->qe);
+		list_add_tail(&ioim->qe, &itnim->io_cleanup_q);
+
+		bfa_wc_up(&itnim->wc);
+		bfa_ioim_cleanup(ioim);
+	}
+
+	list_for_each_safe(qe, qen, &itnim->tsk_q) {
+		tskim = (struct bfa_tskim_s *) qe;
+		bfa_wc_up(&itnim->wc);
+		bfa_tskim_cleanup(tskim);
+	}
+
+	bfa_wc_wait(&itnim->wc);
+}
+
+static void
+__bfa_cb_itnim_online(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_online(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_offline(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_offline(itnim->ditn);
+}
+
+static void
+__bfa_cb_itnim_sler(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	if (complete)
+		bfa_cb_itnim_sler(itnim->ditn);
+}
+
+/**
+ * Call to resume any I/O requests waiting for room in request queue.
+ */
+static void
+bfa_itnim_qresume(void *cbarg)
+{
+	struct bfa_itnim_s *itnim = cbarg;
+
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_QRESUME);
+}
+
+
+
+
+/**
+ *  bfa_itnim_public
+ */
+
+void
+bfa_itnim_iodone(struct bfa_itnim_s *itnim)
+{
+	bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_tskdone(struct bfa_itnim_s *itnim)
+{
+	bfa_wc_down(&itnim->wc);
+}
+
+void
+bfa_itnim_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	/**
+	 * ITN memory
+	 */
+	*km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_itnim_s);
+}
+
+void
+bfa_itnim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_s      *bfa = fcpim->bfa;
+	struct bfa_itnim_s *itnim;
+	int             i;
+
+	INIT_LIST_HEAD(&fcpim->itnim_q);
+
+	itnim = (struct bfa_itnim_s *) bfa_meminfo_kva(minfo);
+	fcpim->itnim_arr = itnim;
+
+	for (i = 0; i < fcpim->num_itnims; i++, itnim++) {
+		bfa_os_memset(itnim, 0, sizeof(struct bfa_itnim_s));
+		itnim->bfa = bfa;
+		itnim->fcpim = fcpim;
+		itnim->reqq = BFA_REQQ_QOS_LO;
+		itnim->rport = BFA_RPORT_FROM_TAG(bfa, i);
+		itnim->iotov_active = BFA_FALSE;
+		bfa_reqq_winit(&itnim->reqq_wait, bfa_itnim_qresume, itnim);
+
+		INIT_LIST_HEAD(&itnim->io_q);
+		INIT_LIST_HEAD(&itnim->io_cleanup_q);
+		INIT_LIST_HEAD(&itnim->pending_q);
+		INIT_LIST_HEAD(&itnim->tsk_q);
+		INIT_LIST_HEAD(&itnim->delay_comp_q);
+		bfa_sm_set_state(itnim, bfa_itnim_sm_uninit);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) itnim;
+}
+
+void
+bfa_itnim_iocdisable(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, ioc_disabled);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_HWFAIL);
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwcreate(struct bfa_itnim_s *itnim)
+{
+	struct bfi_itnim_create_req_s *m;
+
+	itnim->msg_no++;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_CREATE_REQ,
+			bfa_lpuid(itnim->bfa));
+	m->fw_handle = itnim->rport->fw_handle;
+	m->class = FC_CLASS_3;
+	m->seq_rec = itnim->seq_rec;
+	m->msg_no = itnim->msg_no;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(itnim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_itnim_send_fwdelete(struct bfa_itnim_s *itnim)
+{
+	struct bfi_itnim_delete_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(itnim->bfa, itnim->reqq);
+	if (!m) {
+		bfa_reqq_wait(itnim->bfa, itnim->reqq, &itnim->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_ITNIM, BFI_ITNIM_H2I_DELETE_REQ,
+			bfa_lpuid(itnim->bfa));
+	m->fw_handle = itnim->rport->fw_handle;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(itnim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ * Cleanup all pending failed inflight requests.
+ */
+static void
+bfa_itnim_delayed_comp(struct bfa_itnim_s *itnim, bfa_boolean_t iotov)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head *qe, *qen;
+
+	list_for_each_safe(qe, qen, &itnim->delay_comp_q) {
+		ioim = (struct bfa_ioim_s *)qe;
+		bfa_ioim_delayed_comp(ioim, iotov);
+	}
+}
+
+/**
+ * Start all pending IO requests.
+ */
+static void
+bfa_itnim_iotov_online(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s *ioim;
+
+	bfa_itnim_iotov_stop(itnim);
+
+	/**
+	 * Abort all inflight IO requests in the queue
+	 */
+	bfa_itnim_delayed_comp(itnim, BFA_FALSE);
+
+	/**
+	 * Start all pending IO requests.
+	 */
+	while (!list_empty(&itnim->pending_q)) {
+		bfa_q_deq(&itnim->pending_q, &ioim);
+		list_add_tail(&ioim->qe, &itnim->io_q);
+		bfa_ioim_start(ioim);
+	}
+}
+
+/**
+ * Fail all pending IO requests
+ */
+static void
+bfa_itnim_iotov_cleanup(struct bfa_itnim_s *itnim)
+{
+	struct bfa_ioim_s *ioim;
+
+	/**
+	 * Fail all inflight IO requests in the queue
+	 */
+	bfa_itnim_delayed_comp(itnim, BFA_TRUE);
+
+	/**
+	 * Fail any pending IO requests.
+	 */
+	while (!list_empty(&itnim->pending_q)) {
+		bfa_q_deq(&itnim->pending_q, &ioim);
+		list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+		bfa_ioim_tov(ioim);
+	}
+}
+
+/**
+ * IO TOV timer callback. Fail any pending IO requests.
+ */
+static void
+bfa_itnim_iotov(void *itnim_arg)
+{
+	struct bfa_itnim_s *itnim = itnim_arg;
+
+	itnim->iotov_active = BFA_FALSE;
+
+	bfa_cb_itnim_tov_begin(itnim->ditn);
+	bfa_itnim_iotov_cleanup(itnim);
+	bfa_cb_itnim_tov(itnim->ditn);
+}
+
+/**
+ * Start IO TOV timer for failing back pending IO requests in offline state.
+ */
+static void
+bfa_itnim_iotov_start(struct bfa_itnim_s *itnim)
+{
+	if (itnim->fcpim->path_tov > 0) {
+
+		itnim->iotov_active = BFA_TRUE;
+		bfa_assert(bfa_itnim_hold_io(itnim));
+		bfa_timer_start(itnim->bfa, &itnim->timer,
+			bfa_itnim_iotov, itnim, itnim->fcpim->path_tov);
+	}
+}
+
+/**
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_stop(struct bfa_itnim_s *itnim)
+{
+	if (itnim->iotov_active) {
+		itnim->iotov_active = BFA_FALSE;
+		bfa_timer_stop(&itnim->timer);
+	}
+}
+
+/**
+ * Stop IO TOV timer.
+ */
+static void
+bfa_itnim_iotov_delete(struct bfa_itnim_s *itnim)
+{
+    bfa_boolean_t pathtov_active = BFA_FALSE;
+
+    if (itnim->iotov_active)
+		pathtov_active = BFA_TRUE;
+
+	bfa_itnim_iotov_stop(itnim);
+	if (pathtov_active)
+		bfa_cb_itnim_tov_begin(itnim->ditn);
+	bfa_itnim_iotov_cleanup(itnim);
+	if (pathtov_active)
+		bfa_cb_itnim_tov(itnim->ditn);
+}
+
+
+
+/**
+ *  bfa_itnim_public
+ */
+
+/**
+ * 		Itnim interrupt processing.
+ */
+void
+bfa_itnim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	union bfi_itnim_i2h_msg_u msg;
+	struct bfa_itnim_s *itnim;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_ITNIM_I2H_CREATE_RSP:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.create_rsp->bfa_handle);
+		bfa_assert(msg.create_rsp->status == BFA_STATUS_OK);
+		bfa_stats(itnim, create_comps);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+		break;
+
+	case BFI_ITNIM_I2H_DELETE_RSP:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.delete_rsp->bfa_handle);
+		bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK);
+		bfa_stats(itnim, delete_comps);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_FWRSP);
+		break;
+
+	case BFI_ITNIM_I2H_SLER_EVENT:
+		itnim = BFA_ITNIM_FROM_TAG(fcpim,
+					       msg.sler_event->bfa_handle);
+		bfa_stats(itnim, sler_events);
+		bfa_sm_send_event(itnim, BFA_ITNIM_SM_SLER);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_itnim_api
+ */
+
+struct bfa_itnim_s *
+bfa_itnim_create(struct bfa_s *bfa, struct bfa_rport_s *rport, void *ditn)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_itnim_s *itnim;
+
+	itnim = BFA_ITNIM_FROM_TAG(fcpim, rport->rport_tag);
+	bfa_assert(itnim->rport == rport);
+
+	itnim->ditn = ditn;
+
+	bfa_stats(itnim, creates);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_CREATE);
+
+	return (itnim);
+}
+
+void
+bfa_itnim_delete(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, deletes);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_DELETE);
+}
+
+void
+bfa_itnim_online(struct bfa_itnim_s *itnim, bfa_boolean_t seq_rec)
+{
+	itnim->seq_rec = seq_rec;
+	bfa_stats(itnim, onlines);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_ONLINE);
+}
+
+void
+bfa_itnim_offline(struct bfa_itnim_s *itnim)
+{
+	bfa_stats(itnim, offlines);
+	bfa_sm_send_event(itnim, BFA_ITNIM_SM_OFFLINE);
+}
+
+/**
+ * Return true if itnim is considered offline for holding off IO request.
+ * IO is not held if itnim is being deleted.
+ */
+bfa_boolean_t
+bfa_itnim_hold_io(struct bfa_itnim_s *itnim)
+{
+	return (
+		itnim->fcpim->path_tov && itnim->iotov_active &&
+		(bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwcreate) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_sler) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_cleanup_offline) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_fwdelete) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_offline) ||
+		 bfa_sm_cmp_state(itnim, bfa_itnim_sm_iocdisable))
+);
+}
+
+void
+bfa_itnim_get_stats(struct bfa_itnim_s *itnim,
+	struct bfa_itnim_hal_stats_s *stats)
+{
+	*stats = itnim->stats;
+}
+
+void
+bfa_itnim_clear_stats(struct bfa_itnim_s *itnim)
+{
+	bfa_os_memset(&itnim->stats, 0, sizeof(itnim->stats));
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_log.c b/drivers/scsi/bfa/bfa_log.c
new file mode 100644
index 000000000000..c2735e55cf03
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_log.c
@@ -0,0 +1,346 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_log.c BFA log library
+ */
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_log.h>
+
+/*
+ * global log info structure
+ */
+struct bfa_log_info_s {
+	u32        start_idx;	/*  start index for a module */
+	u32        total_count;	/*  total count for a module */
+	enum bfa_log_severity level;	/*  global log level */
+	bfa_log_cb_t	cbfn;		/*  callback function */
+};
+
+static struct bfa_log_info_s bfa_log_info[BFA_LOG_MODULE_ID_MAX + 1];
+static u32 bfa_log_msg_total_count;
+static int      bfa_log_initialized;
+
+static char    *bfa_log_severity[] =
+	{ "[none]", "[critical]", "[error]", "[warn]", "[info]", "" };
+
+/**
+ * BFA log library initialization
+ *
+ * The log library initialization includes the following,
+ *    - set log instance name and callback function
+ *    - read the message array generated from xml files
+ *    - calculate start index for each module
+ *    - calculate message count for each module
+ *    - perform error checking
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] instance_name - instance name
+ * @param[in] cbfn - callback function
+ *
+ * It return 0 on success, or -1 on failure
+ */
+int
+bfa_log_init(struct bfa_log_mod_s *log_mod, char *instance_name,
+			bfa_log_cb_t cbfn)
+{
+	struct bfa_log_msgdef_s *msg;
+	u32        pre_mod_id = 0;
+	u32        cur_mod_id = 0;
+	u32        i, pre_idx, idx, msg_id;
+
+	/*
+	 * set instance name
+	 */
+	if (log_mod) {
+		strncpy(log_mod->instance_info, instance_name,
+			sizeof(log_mod->instance_info));
+		log_mod->cbfn = cbfn;
+		for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++)
+			log_mod->log_level[i] = BFA_LOG_WARNING;
+	}
+
+	if (bfa_log_initialized)
+		return 0;
+
+	for (i = 0; i <= BFA_LOG_MODULE_ID_MAX; i++) {
+		bfa_log_info[i].start_idx = 0;
+		bfa_log_info[i].total_count = 0;
+		bfa_log_info[i].level = BFA_LOG_WARNING;
+		bfa_log_info[i].cbfn = cbfn;
+	}
+
+	pre_idx = 0;
+	idx = 0;
+	msg = bfa_log_msg_array;
+	msg_id = BFA_LOG_GET_MSG_ID(msg);
+	pre_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
+	while (msg_id != 0) {
+		cur_mod_id = BFA_LOG_GET_MOD_ID(msg_id);
+
+		if (cur_mod_id > BFA_LOG_MODULE_ID_MAX) {
+			cbfn(log_mod, msg_id,
+				"%s%s log: module id %u out of range\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_ERROR],
+				cur_mod_id);
+			return -1;
+		}
+
+		if (pre_mod_id > BFA_LOG_MODULE_ID_MAX) {
+			cbfn(log_mod, msg_id,
+				"%s%s log: module id %u out of range\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_ERROR],
+				pre_mod_id);
+			return -1;
+		}
+
+		if (cur_mod_id != pre_mod_id) {
+			bfa_log_info[pre_mod_id].start_idx = pre_idx;
+			bfa_log_info[pre_mod_id].total_count = idx - pre_idx;
+			pre_mod_id = cur_mod_id;
+			pre_idx = idx;
+		}
+
+		idx++;
+		msg++;
+		msg_id = BFA_LOG_GET_MSG_ID(msg);
+	}
+
+	bfa_log_info[cur_mod_id].start_idx = pre_idx;
+	bfa_log_info[cur_mod_id].total_count = idx - pre_idx;
+	bfa_log_msg_total_count = idx;
+
+	cbfn(log_mod, msg_id, "%s%s log: init OK, msg total count %u\n",
+		BFA_LOG_CAT_NAME,
+		bfa_log_severity[BFA_LOG_INFO], bfa_log_msg_total_count);
+
+	bfa_log_initialized = 1;
+
+	return 0;
+}
+
+/**
+ * BFA log set log level for a module
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] mod_id - module id
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level(struct bfa_log_mod_s *log_mod, int mod_id,
+		  enum bfa_log_severity log_level)
+{
+	if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_mod)
+		log_mod->log_level[mod_id] = log_level;
+	else
+		bfa_log_info[mod_id].level = log_level;
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log set log level for all modules
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level_all(struct bfa_log_mod_s *log_mod,
+		  enum bfa_log_severity log_level)
+{
+	int mod_id = BFA_LOG_UNUSED_ID + 1;
+
+	if (log_level <= BFA_LOG_INVALID || log_level > BFA_LOG_LEVEL_MAX)
+		return BFA_STATUS_EINVAL;
+
+	if (log_mod) {
+		for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
+			log_mod->log_level[mod_id] = log_level;
+	} else {
+		for (; mod_id <= BFA_LOG_MODULE_ID_MAX; mod_id++)
+			bfa_log_info[mod_id].level = log_level;
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log set log level for all aen sub-modules
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] log_level - log severity level
+ *
+ * It return BFA_STATUS_OK on success, or > 0 on failure
+ */
+bfa_status_t
+bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod,
+		  enum bfa_log_severity log_level)
+{
+	int mod_id = BFA_LOG_AEN_MIN + 1;
+
+	if (log_mod) {
+		for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
+			log_mod->log_level[mod_id] = log_level;
+	} else {
+		for (; mod_id <= BFA_LOG_AEN_MAX; mod_id++)
+			bfa_log_info[mod_id].level = log_level;
+	}
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * BFA log get log level for a module
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] mod_id - module id
+ *
+ * It returns log level or -1 on error
+ */
+enum bfa_log_severity
+bfa_log_get_level(struct bfa_log_mod_s *log_mod, int mod_id)
+{
+	if (mod_id <= BFA_LOG_UNUSED_ID || mod_id > BFA_LOG_MODULE_ID_MAX)
+		return BFA_LOG_INVALID;
+
+	if (log_mod)
+		return (log_mod->log_level[mod_id]);
+	else
+		return (bfa_log_info[mod_id].level);
+}
+
+enum bfa_log_severity
+bfa_log_get_msg_level(struct bfa_log_mod_s *log_mod, u32 msg_id)
+{
+	struct bfa_log_msgdef_s *msg;
+	u32        mod = BFA_LOG_GET_MOD_ID(msg_id);
+	u32        idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
+
+	if (!bfa_log_initialized)
+		return BFA_LOG_INVALID;
+
+	if (mod > BFA_LOG_MODULE_ID_MAX)
+		return BFA_LOG_INVALID;
+
+	if (idx >= bfa_log_info[mod].total_count) {
+		bfa_log_info[mod].cbfn(log_mod, msg_id,
+			"%s%s log: inconsistent idx %u vs. total count %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
+			bfa_log_info[mod].total_count);
+		return BFA_LOG_INVALID;
+	}
+
+	msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
+	if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
+		bfa_log_info[mod].cbfn(log_mod, msg_id,
+			"%s%s log: inconsistent msg id %u array msg id %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
+			msg_id, BFA_LOG_GET_MSG_ID(msg));
+		return BFA_LOG_INVALID;
+	}
+
+	return BFA_LOG_GET_SEVERITY(msg);
+}
+
+/**
+ * BFA log message handling
+ *
+ * BFA log message handling finds the message based on message id and prints
+ * out the message based on its format and arguments. It also does prefix
+ * the severity etc.
+ *
+ * @param[in] log_mod - log module info
+ * @param[in] msg_id - message id
+ * @param[in] ... - message arguments
+ *
+ * It return 0 on success, or -1 on errors
+ */
+int
+bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...)
+{
+	va_list         ap;
+	char            buf[256];
+	struct bfa_log_msgdef_s *msg;
+	int             log_level;
+	u32        mod = BFA_LOG_GET_MOD_ID(msg_id);
+	u32        idx = BFA_LOG_GET_MSG_IDX(msg_id) - 1;
+
+	if (!bfa_log_initialized)
+		return -1;
+
+	if (mod > BFA_LOG_MODULE_ID_MAX)
+		return -1;
+
+	if (idx >= bfa_log_info[mod].total_count) {
+		bfa_log_info[mod].
+			cbfn
+			(log_mod, msg_id,
+			"%s%s log: inconsistent idx %u vs. total count %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR], idx,
+			bfa_log_info[mod].total_count);
+		return -1;
+	}
+
+	msg = bfa_log_msg_array + bfa_log_info[mod].start_idx + idx;
+	if (msg_id != BFA_LOG_GET_MSG_ID(msg)) {
+		bfa_log_info[mod].
+			cbfn
+			(log_mod, msg_id,
+			"%s%s log: inconsistent msg id %u array msg id %u\n",
+			BFA_LOG_CAT_NAME, bfa_log_severity[BFA_LOG_ERROR],
+			msg_id, BFA_LOG_GET_MSG_ID(msg));
+		return -1;
+	}
+
+	log_level = log_mod ? log_mod->log_level[mod] : bfa_log_info[mod].level;
+	if ((BFA_LOG_GET_SEVERITY(msg) > log_level) &&
+			(msg->attributes != BFA_LOG_ATTR_NONE))
+		return 0;
+
+	va_start(ap, msg_id);
+	bfa_os_vsprintf(buf, BFA_LOG_GET_MSG_FMT_STRING(msg), ap);
+	va_end(ap);
+
+	if (log_mod)
+		log_mod->cbfn(log_mod, msg_id, "%s[%s]%s%s %s: %s\n",
+				BFA_LOG_CAT_NAME, log_mod->instance_info,
+				bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
+				(msg->attributes & BFA_LOG_ATTR_AUDIT)
+				? " (audit) " : "", msg->msg_value, buf);
+	else
+		bfa_log_info[mod].cbfn(log_mod, msg_id, "%s%s%s %s: %s\n",
+				BFA_LOG_CAT_NAME,
+				bfa_log_severity[BFA_LOG_GET_SEVERITY(msg)],
+				(msg->attributes & BFA_LOG_ATTR_AUDIT) ?
+				" (audit) " : "", msg->msg_value, buf);
+
+	return 0;
+}
+
diff --git a/drivers/scsi/bfa/bfa_log_module.c b/drivers/scsi/bfa/bfa_log_module.c
new file mode 100644
index 000000000000..5c154d341d69
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_log_module.c
@@ -0,0 +1,451 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <cs/bfa_log.h>
+#include <aen/bfa_aen_adapter.h>
+#include <aen/bfa_aen_audit.h>
+#include <aen/bfa_aen_ethport.h>
+#include <aen/bfa_aen_ioc.h>
+#include <aen/bfa_aen_itnim.h>
+#include <aen/bfa_aen_lport.h>
+#include <aen/bfa_aen_port.h>
+#include <aen/bfa_aen_rport.h>
+#include <log/bfa_log_fcs.h>
+#include <log/bfa_log_hal.h>
+#include <log/bfa_log_linux.h>
+#include <log/bfa_log_wdrv.h>
+
+struct bfa_log_msgdef_s bfa_log_msg_array[] = {
+
+
+/* messages define for BFA_AEN_CAT_ADAPTER Module */
+{BFA_AEN_ADAPTER_ADD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ADAPTER_ADD",
+ "New adapter found: SN = %s, base port WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ADAPTER_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_ADAPTER_REMOVE",
+ "Adapter removed: SN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_AUDIT Module */
+{BFA_AEN_AUDIT_AUTH_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_ENABLE",
+ "Authentication enabled for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_AUDIT_AUTH_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_AUDIT_AUTH_DISABLE",
+ "Authentication disabled for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_ETHPORT Module */
+{BFA_AEN_ETHPORT_LINKUP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_LINKUP",
+ "Base port ethernet linkup: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_LINKDOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_LINKDOWN",
+ "Base port ethernet linkdown: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_ENABLE",
+ "Base port ethernet interface enabled: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_ETHPORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ETHPORT_DISABLE",
+ "Base port ethernet interface disabled: mac = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_IOC Module */
+{BFA_AEN_IOC_HBGOOD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_HBGOOD",
+ "Heart Beat of IOC %d is good.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_HBFAIL, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_CRITICAL,
+ "BFA_AEN_IOC_HBFAIL",
+ "Heart Beat of IOC %d has failed.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_ENABLE",
+ "IOC %d is enabled.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_IOC_DISABLE",
+ "IOC %d is disabled.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_IOC_FWMISMATCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_CRITICAL, "BFA_AEN_IOC_FWMISMATCH",
+ "Running firmware version is incompatible with the driver version.",
+ (0), 0},
+
+
+
+
+/* messages define for BFA_AEN_CAT_ITNIM Module */
+{BFA_AEN_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ITNIM_ONLINE",
+ "Target (WWN = %s) is online for initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_ITNIM_OFFLINE",
+ "Target (WWN = %s) offlined by initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_ITNIM_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_ITNIM_DISCONNECT",
+ "Target (WWN = %s) connectivity lost for initiator (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+
+
+
+/* messages define for BFA_AEN_CAT_LPORT Module */
+{BFA_AEN_LPORT_NEW, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_NEW",
+ "New logical port created: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_DELETE",
+ "Logical port deleted: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_ONLINE",
+ "Logical port online: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_OFFLINE",
+ "Logical port taken offline: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_LPORT_DISCONNECT",
+ "Logical port lost fabric connectivity: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NEW_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_LPORT_NEW_PROP",
+ "New virtual port created using proprietary interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE_PROP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_PROP",
+ "Virtual port deleted using proprietary interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NEW_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_NEW_STANDARD",
+ "New virtual port created using standard interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_DELETE_STANDARD, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "BFA_AEN_LPORT_DELETE_STANDARD",
+ "Virtual port deleted using standard interface: WWN = %s, Role = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_LPORT_NPIV_DUP_WWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_DUP_WWN",
+ "Virtual port login failed. Duplicate WWN = %s reported by fabric.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_LPORT_NPIV_FABRIC_MAX, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_FABRIC_MAX",
+ "Virtual port (WWN = %s) login failed. Max NPIV ports already exist in"
+ " fabric/fport.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_LPORT_NPIV_UNKNOWN, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_LPORT_NPIV_UNKNOWN",
+ "Virtual port (WWN = %s) login failed.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_PORT Module */
+{BFA_AEN_PORT_ONLINE, BFA_LOG_ATTR_NONE, BFA_LOG_INFO, "BFA_AEN_PORT_ONLINE",
+ "Base port online: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_OFFLINE",
+ "Base port offline: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_RLIR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_RLIR",
+ "RLIR event not supported.",
+ (0), 0},
+
+{BFA_AEN_PORT_SFP_INSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_SFP_INSERT",
+ "New SFP found: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_REMOVE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_REMOVE",
+ "SFP removed: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_POM, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_SFP_POM",
+ "SFP POM level to %s: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_PORT_ENABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_ENABLE",
+ "Base port enabled: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_DISABLE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_DISABLE",
+ "Base port disabled: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_AUTH_ON, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_PORT_AUTH_ON",
+ "Authentication successful for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_AUTH_OFF, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "BFA_AEN_PORT_AUTH_OFF",
+ "Authentication unsuccessful for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "BFA_AEN_PORT_DISCONNECT",
+ "Base port (WWN = %s) lost fabric connectivity.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_QOS_NEG, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_WARNING,
+ "BFA_AEN_PORT_QOS_NEG",
+ "QOS negotiation failed for base port: WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_FABRIC_NAME_CHANGE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_FABRIC_NAME_CHANGE",
+ "Base port WWN = %s, Fabric WWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_PORT_SFP_ACCESS_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_ACCESS_ERROR",
+ "SFP access error: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_AEN_PORT_SFP_UNSUPPORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_WARNING, "BFA_AEN_PORT_SFP_UNSUPPORT",
+ "Unsupported SFP found: WWN/MAC = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+
+
+
+/* messages define for BFA_AEN_CAT_RPORT Module */
+{BFA_AEN_RPORT_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_ONLINE",
+ "Remote port (WWN = %s) online for logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_OFFLINE",
+ "Remote port (WWN = %s) offlined by logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_DISCONNECT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_ERROR, "BFA_AEN_RPORT_DISCONNECT",
+ "Remote port (WWN = %s) connectivity lost for logical port (WWN = %s).",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) | 0), 2},
+
+{BFA_AEN_RPORT_QOS_PRIO, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_QOS_PRIO",
+ "QOS priority changed to %s: RPWWN = %s and LPWWN = %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_AEN_RPORT_QOS_FLOWID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "BFA_AEN_RPORT_QOS_FLOWID",
+ "QOS flow ID changed to %d: RPWWN = %s and LPWWN = %s.",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for FCS Module */
+{BFA_LOG_FCS_FABRIC_NOSWITCH, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "FCS_FABRIC_NOSWITCH",
+ "No switched fabric presence is detected.",
+ (0), 0},
+
+{BFA_LOG_FCS_FABRIC_ISOLATED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "FCS_FABRIC_ISOLATED",
+ "Port is isolated due to VF_ID mismatch. PWWN: %s, Port VF_ID: %04x and"
+ " switch port VF_ID: %04x.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_X << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for HAL Module */
+{BFA_LOG_HAL_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "HAL_ASSERT",
+ "Assertion failure: %s:%d: %s",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_HAL_HEARTBEAT_FAILURE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_CRITICAL, "HAL_HEARTBEAT_FAILURE",
+ "Firmware heartbeat failure at %d",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_HAL_FCPIM_PARM_INVALID, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "HAL_FCPIM_PARM_INVALID",
+ "Driver configuration %s value %d is invalid. Value should be within"
+ " %d and %d.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_D << BFA_LOG_ARG2) | (BFA_LOG_D << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_HAL_SM_ASSERT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_ERROR,
+ "HAL_SM_ASSERT",
+ "SM Assertion failure: %s:%d: event = %d",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_D << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for LINUX Module */
+{BFA_LOG_LINUX_DEVICE_CLAIMED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_DEVICE_CLAIMED",
+ "bfa device at %s claimed.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_HASH_INIT_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_HASH_INIT_FAILED",
+ "Hash table initialization failure for the port %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_SYSFS_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SYSFS_FAILED",
+ "sysfs file creation failure for the port %s.",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_MEM_ALLOC_FAILED, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_MEM_ALLOC_FAILED",
+ "Memory allocation failed: %s.  ",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED,
+ BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_DRIVER_REGISTRATION_FAILED",
+ "%s.  ",
+ ((BFA_LOG_S << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_ITNIM_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_ITNIM_FREE",
+ "scsi%d: FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_S << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_LINUX_ITNIM_ONLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_ITNIM_ONLINE",
+ "Target: %d:0:%d FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_LINUX_ITNIM_OFFLINE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_ITNIM_OFFLINE",
+ "Target: %d:0:%d FCID: %s WWPN: %s",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_D << BFA_LOG_ARG1) |
+  (BFA_LOG_S << BFA_LOG_ARG2) | (BFA_LOG_S << BFA_LOG_ARG3) | 0), 4},
+
+{BFA_LOG_LINUX_SCSI_HOST_FREE, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SCSI_HOST_FREE",
+ "Free scsi%d",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | 0), 1},
+
+{BFA_LOG_LINUX_SCSI_ABORT, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG, BFA_LOG_INFO,
+ "LINUX_SCSI_ABORT",
+ "scsi%d: abort cmnd %p, iotag %x",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+{BFA_LOG_LINUX_SCSI_ABORT_COMP, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "LINUX_SCSI_ABORT_COMP",
+ "scsi%d: complete abort 0x%p, iotag 0x%x",
+ ((BFA_LOG_D << BFA_LOG_ARG0) | (BFA_LOG_P << BFA_LOG_ARG1) |
+  (BFA_LOG_X << BFA_LOG_ARG2) | 0), 3},
+
+
+
+
+/* messages define for WDRV Module */
+{BFA_LOG_WDRV_IOC_INIT_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_INIT_ERROR",
+ "IOC initialization has failed.",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_INTERNAL_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_INTERNAL_ERROR",
+ "IOC internal error.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_START_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_START_ERROR",
+ "IOC could not be started.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_IOC_STOP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_IOC_STOP_ERROR",
+ "IOC could not be stopped.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_INSUFFICIENT_RESOURCES, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_INSUFFICIENT_RESOURCES",
+ "Insufficient memory.  ",
+ (0), 0},
+
+{BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR, BFA_LOG_ATTR_NONE | BFA_LOG_ATTR_LOG,
+ BFA_LOG_INFO, "WDRV_BASE_ADDRESS_MAP_ERROR",
+ "Unable to map the IOC onto the system address space.  ",
+ (0), 0},
+
+
+{0, 0, 0, "", "", 0, 0},
+};
diff --git a/drivers/scsi/bfa/bfa_lps.c b/drivers/scsi/bfa/bfa_lps.c
new file mode 100644
index 000000000000..9844b45412b6
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_lps.c
@@ -0,0 +1,782 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfi/bfi_lps.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, LPS);
+BFA_MODULE(lps);
+
+#define BFA_LPS_MIN_LPORTS	(1)
+#define BFA_LPS_MAX_LPORTS	(256)
+
+/**
+ * forward declarations
+ */
+static void bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,
+			    u32 *dm_len);
+static void bfa_lps_attach(struct bfa_s *bfa, void *bfad,
+			   struct bfa_iocfc_cfg_s *cfg,
+			   struct bfa_meminfo_s *meminfo,
+			   struct bfa_pcidev_s *pcidev);
+static void bfa_lps_initdone(struct bfa_s *bfa);
+static void bfa_lps_detach(struct bfa_s *bfa);
+static void bfa_lps_start(struct bfa_s *bfa);
+static void bfa_lps_stop(struct bfa_s *bfa);
+static void bfa_lps_iocdisable(struct bfa_s *bfa);
+static void bfa_lps_login_rsp(struct bfa_s *bfa,
+			      struct bfi_lps_login_rsp_s *rsp);
+static void bfa_lps_logout_rsp(struct bfa_s *bfa,
+			       struct bfi_lps_logout_rsp_s *rsp);
+static void bfa_lps_reqq_resume(void *lps_arg);
+static void bfa_lps_free(struct bfa_lps_s *lps);
+static void bfa_lps_send_login(struct bfa_lps_s *lps);
+static void bfa_lps_send_logout(struct bfa_lps_s *lps);
+static void bfa_lps_login_comp(struct bfa_lps_s *lps);
+static void bfa_lps_logout_comp(struct bfa_lps_s *lps);
+
+
+/**
+ *  lps_pvt BFA LPS private functions
+ */
+
+enum bfa_lps_event {
+	BFA_LPS_SM_LOGIN	= 1,	/* login request from user	*/
+	BFA_LPS_SM_LOGOUT	= 2,	/* logout request from user	*/
+	BFA_LPS_SM_FWRSP	= 3,	/* f/w response to login/logout	*/
+	BFA_LPS_SM_RESUME	= 4,	/* space present in reqq queue	*/
+	BFA_LPS_SM_DELETE	= 5,	/* lps delete from user		*/
+	BFA_LPS_SM_OFFLINE	= 6,	/* Link is offline		*/
+};
+
+static void bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_loginwait(struct bfa_lps_s *lps,
+			enum bfa_lps_event event);
+static void bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event);
+static void bfa_lps_sm_logowait(struct bfa_lps_s *lps,
+			enum bfa_lps_event event);
+
+/**
+ * Init state -- no login
+ */
+static void
+bfa_lps_sm_init(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_LOGIN:
+		if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+			bfa_sm_set_state(lps, bfa_lps_sm_loginwait);
+			bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+		} else {
+			bfa_sm_set_state(lps, bfa_lps_sm_login);
+			bfa_lps_send_login(lps);
+		}
+		break;
+
+	case BFA_LPS_SM_LOGOUT:
+		bfa_lps_logout_comp(lps);
+		break;
+
+	case BFA_LPS_SM_DELETE:
+		bfa_lps_free(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		break;
+
+	case BFA_LPS_SM_FWRSP:
+		/* Could happen when fabric detects loopback and discards
+		 * the lps request. Fw will eventually sent out the timeout
+		 * Just ignore
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login is in progress -- awaiting response from firmware
+ */
+static void
+bfa_lps_sm_login(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_FWRSP:
+		if (lps->status == BFA_STATUS_OK)
+			bfa_sm_set_state(lps, bfa_lps_sm_online);
+		else
+			bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_lps_login_comp(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login pending - awaiting space in request queue
+ */
+static void
+bfa_lps_sm_loginwait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_RESUME:
+		bfa_sm_set_state(lps, bfa_lps_sm_login);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_reqq_wcancel(&lps->wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * login complete
+ */
+static void
+bfa_lps_sm_online(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_LOGOUT:
+		if (bfa_reqq_full(lps->bfa, lps->reqq)) {
+			bfa_sm_set_state(lps, bfa_lps_sm_logowait);
+			bfa_reqq_wait(lps->bfa, lps->reqq, &lps->wqe);
+		} else {
+			bfa_sm_set_state(lps, bfa_lps_sm_logout);
+			bfa_lps_send_logout(lps);
+		}
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+	case BFA_LPS_SM_DELETE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * logout in progress - awaiting firmware response
+ */
+static void
+bfa_lps_sm_logout(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_FWRSP:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_lps_logout_comp(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * logout pending -- awaiting space in request queue
+ */
+static void
+bfa_lps_sm_logowait(struct bfa_lps_s *lps, enum bfa_lps_event event)
+{
+	bfa_trc(lps->bfa, lps->lp_tag);
+	bfa_trc(lps->bfa, event);
+
+	switch (event) {
+	case BFA_LPS_SM_RESUME:
+		bfa_sm_set_state(lps, bfa_lps_sm_logout);
+		bfa_lps_send_logout(lps);
+		break;
+
+	case BFA_LPS_SM_OFFLINE:
+		bfa_sm_set_state(lps, bfa_lps_sm_init);
+		bfa_reqq_wcancel(&lps->wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  lps_pvt BFA LPS private functions
+ */
+
+/**
+ * return memory requirement
+ */
+static void
+bfa_lps_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
+{
+	if (cfg->drvcfg.min_cfg)
+		*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MIN_LPORTS;
+	else
+		*ndm_len += sizeof(struct bfa_lps_s) * BFA_LPS_MAX_LPORTS;
+}
+
+/**
+ * bfa module attach at initialization time
+ */
+static void
+bfa_lps_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	int			i;
+
+	bfa_os_memset(mod, 0, sizeof(struct bfa_lps_mod_s));
+	mod->num_lps = BFA_LPS_MAX_LPORTS;
+	if (cfg->drvcfg.min_cfg)
+		mod->num_lps = BFA_LPS_MIN_LPORTS;
+	else
+		mod->num_lps = BFA_LPS_MAX_LPORTS;
+	mod->lps_arr = lps = (struct bfa_lps_s *) bfa_meminfo_kva(meminfo);
+
+	bfa_meminfo_kva(meminfo) += mod->num_lps * sizeof(struct bfa_lps_s);
+
+	INIT_LIST_HEAD(&mod->lps_free_q);
+	INIT_LIST_HEAD(&mod->lps_active_q);
+
+	for (i = 0; i < mod->num_lps; i++, lps++) {
+		lps->bfa	= bfa;
+		lps->lp_tag	= (u8) i;
+		lps->reqq	= BFA_REQQ_LPS;
+		bfa_reqq_winit(&lps->wqe, bfa_lps_reqq_resume, lps);
+		list_add_tail(&lps->qe, &mod->lps_free_q);
+	}
+}
+
+static void
+bfa_lps_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_lps_stop(struct bfa_s *bfa)
+{
+}
+
+/**
+ * IOC in disabled state -- consider all lps offline
+ */
+static void
+bfa_lps_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	struct list_head		*qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->lps_active_q) {
+		lps = (struct bfa_lps_s *) qe;
+		bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+	}
+}
+
+/**
+ * Firmware login response
+ */
+static void
+bfa_lps_login_rsp(struct bfa_s *bfa, struct bfi_lps_login_rsp_s *rsp)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+
+	bfa_assert(rsp->lp_tag < mod->num_lps);
+	lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
+
+	lps->status = rsp->status;
+	switch (rsp->status) {
+	case BFA_STATUS_OK:
+		lps->fport	= rsp->f_port;
+		lps->npiv_en	= rsp->npiv_en;
+		lps->lp_pid	= rsp->lp_pid;
+		lps->pr_bbcred	= bfa_os_ntohs(rsp->bb_credit);
+		lps->pr_pwwn	= rsp->port_name;
+		lps->pr_nwwn	= rsp->node_name;
+		lps->auth_req	= rsp->auth_req;
+		lps->lp_mac	= rsp->lp_mac;
+		lps->brcd_switch = rsp->brcd_switch;
+		lps->fcf_mac	= rsp->fcf_mac;
+
+		break;
+
+	case BFA_STATUS_FABRIC_RJT:
+		lps->lsrjt_rsn = rsp->lsrjt_rsn;
+		lps->lsrjt_expl = rsp->lsrjt_expl;
+
+		break;
+
+	case BFA_STATUS_EPROTOCOL:
+		lps->ext_status = rsp->ext_status;
+
+		break;
+
+	default:
+		/* Nothing to do with other status */
+		break;
+	}
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+/**
+ * Firmware logout response
+ */
+static void
+bfa_lps_logout_rsp(struct bfa_s *bfa, struct bfi_lps_logout_rsp_s *rsp)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+
+	bfa_assert(rsp->lp_tag < mod->num_lps);
+	lps = BFA_LPS_FROM_TAG(mod, rsp->lp_tag);
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_FWRSP);
+}
+
+/**
+ * Space is available in request queue, resume queueing request to firmware.
+ */
+static void
+bfa_lps_reqq_resume(void *lps_arg)
+{
+	struct bfa_lps_s	*lps = lps_arg;
+
+	bfa_sm_send_event(lps, BFA_LPS_SM_RESUME);
+}
+
+/**
+ * lps is freed -- triggered by vport delete
+ */
+static void
+bfa_lps_free(struct bfa_lps_s *lps)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(lps->bfa);
+
+	list_del(&lps->qe);
+	list_add_tail(&lps->qe, &mod->lps_free_q);
+}
+
+/**
+ * send login request to firmware
+ */
+static void
+bfa_lps_send_login(struct bfa_lps_s *lps)
+{
+	struct bfi_lps_login_req_s	*m;
+
+	m = bfa_reqq_next(lps->bfa, lps->reqq);
+	bfa_assert(m);
+
+	bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGIN_REQ,
+			bfa_lpuid(lps->bfa));
+
+	m->lp_tag	= lps->lp_tag;
+	m->alpa		= lps->alpa;
+	m->pdu_size	= bfa_os_htons(lps->pdusz);
+	m->pwwn		= lps->pwwn;
+	m->nwwn		= lps->nwwn;
+	m->fdisc	= lps->fdisc;
+	m->auth_en	= lps->auth_en;
+
+	bfa_reqq_produce(lps->bfa, lps->reqq);
+}
+
+/**
+ * send logout request to firmware
+ */
+static void
+bfa_lps_send_logout(struct bfa_lps_s *lps)
+{
+	struct bfi_lps_logout_req_s *m;
+
+	m = bfa_reqq_next(lps->bfa, lps->reqq);
+	bfa_assert(m);
+
+	bfi_h2i_set(m->mh, BFI_MC_LPS, BFI_LPS_H2I_LOGOUT_REQ,
+			bfa_lpuid(lps->bfa));
+
+	m->lp_tag    = lps->lp_tag;
+	m->port_name = lps->pwwn;
+	bfa_reqq_produce(lps->bfa, lps->reqq);
+}
+
+/**
+ * Indirect login completion handler for non-fcs
+ */
+static void
+bfa_lps_login_comp_cb(void *arg, bfa_boolean_t complete)
+{
+	struct bfa_lps_s *lps	= arg;
+
+	if (!complete)
+		return;
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+	else
+		bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/**
+ * Login completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_login_comp(struct bfa_lps_s *lps)
+{
+	if (!lps->bfa->fcs) {
+		bfa_cb_queue(lps->bfa, &lps->hcb_qe,
+				bfa_lps_login_comp_cb, lps);
+		return;
+	}
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisc_comp(lps->bfa->bfad, lps->uarg, lps->status);
+	else
+		bfa_cb_lps_flogi_comp(lps->bfa->bfad, lps->uarg, lps->status);
+}
+
+/**
+ * Indirect logout completion handler for non-fcs
+ */
+static void
+bfa_lps_logout_comp_cb(void *arg, bfa_boolean_t complete)
+{
+	struct bfa_lps_s *lps	= arg;
+
+	if (!complete)
+		return;
+
+	if (lps->fdisc)
+		bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+	else
+		bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+/**
+ * Logout completion handler -- direct call for fcs, queue for others
+ */
+static void
+bfa_lps_logout_comp(struct bfa_lps_s *lps)
+{
+	if (!lps->bfa->fcs) {
+		bfa_cb_queue(lps->bfa, &lps->hcb_qe,
+				bfa_lps_logout_comp_cb, lps);
+		return;
+	}
+	if (lps->fdisc)
+		bfa_cb_lps_fdisclogo_comp(lps->bfa->bfad, lps->uarg);
+	else
+		bfa_cb_lps_flogo_comp(lps->bfa->bfad, lps->uarg);
+}
+
+
+
+/**
+ *  lps_public BFA LPS public functions
+ */
+
+/**
+ * Allocate a lport srvice tag.
+ */
+struct bfa_lps_s  *
+bfa_lps_alloc(struct bfa_s *bfa)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps = NULL;
+
+	bfa_q_deq(&mod->lps_free_q, &lps);
+
+	if (lps == NULL)
+		return NULL;
+
+	list_add_tail(&lps->qe, &mod->lps_active_q);
+
+	bfa_sm_set_state(lps, bfa_lps_sm_init);
+	return lps;
+}
+
+/**
+ * Free lport service tag. This can be called anytime after an alloc.
+ * No need to wait for any pending login/logout completions.
+ */
+void
+bfa_lps_delete(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_DELETE);
+}
+
+/**
+ * Initiate a lport login.
+ */
+void
+bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
+	wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en)
+{
+	lps->uarg	= uarg;
+	lps->alpa	= alpa;
+	lps->pdusz	= pdusz;
+	lps->pwwn	= pwwn;
+	lps->nwwn	= nwwn;
+	lps->fdisc	= BFA_FALSE;
+	lps->auth_en	= auth_en;
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+/**
+ * Initiate a lport fdisc login.
+ */
+void
+bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
+	wwn_t nwwn)
+{
+	lps->uarg	= uarg;
+	lps->alpa	= 0;
+	lps->pdusz	= pdusz;
+	lps->pwwn	= pwwn;
+	lps->nwwn	= nwwn;
+	lps->fdisc	= BFA_TRUE;
+	lps->auth_en	= BFA_FALSE;
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGIN);
+}
+
+/**
+ * Initiate a lport logout (flogi).
+ */
+void
+bfa_lps_flogo(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
+}
+
+/**
+ * Initiate a lport FDSIC logout.
+ */
+void
+bfa_lps_fdisclogo(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_LOGOUT);
+}
+
+/**
+ * Discard a pending login request -- should be called only for
+ * link down handling.
+ */
+void
+bfa_lps_discard(struct bfa_lps_s *lps)
+{
+	bfa_sm_send_event(lps, BFA_LPS_SM_OFFLINE);
+}
+
+/**
+ * Return lport services tag
+ */
+u8
+bfa_lps_get_tag(struct bfa_lps_s *lps)
+{
+	return lps->lp_tag;
+}
+
+/**
+ * Return lport services tag given the pid
+ */
+u8
+bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid)
+{
+	struct bfa_lps_mod_s	*mod = BFA_LPS_MOD(bfa);
+	struct bfa_lps_s	*lps;
+	int			i;
+
+	for (i = 0, lps = mod->lps_arr; i < mod->num_lps; i++, lps++) {
+		if (lps->lp_pid == pid)
+			return lps->lp_tag;
+	}
+
+	/* Return base port tag anyway */
+	return 0;
+}
+
+/**
+ * return if fabric login indicates support for NPIV
+ */
+bfa_boolean_t
+bfa_lps_is_npiv_en(struct bfa_lps_s *lps)
+{
+	return lps->npiv_en;
+}
+
+/**
+ * Return TRUE if attached to F-Port, else return FALSE
+ */
+bfa_boolean_t
+bfa_lps_is_fport(struct bfa_lps_s *lps)
+{
+	return lps->fport;
+}
+
+/**
+ * Return TRUE if attached to a Brocade Fabric
+ */
+bfa_boolean_t
+bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps)
+{
+	return lps->brcd_switch;
+}
+/**
+ * return TRUE if authentication is required
+ */
+bfa_boolean_t
+bfa_lps_is_authreq(struct bfa_lps_s *lps)
+{
+	return lps->auth_req;
+}
+
+bfa_eproto_status_t
+bfa_lps_get_extstatus(struct bfa_lps_s *lps)
+{
+	return lps->ext_status;
+}
+
+/**
+ * return port id assigned to the lport
+ */
+u32
+bfa_lps_get_pid(struct bfa_lps_s *lps)
+{
+	return lps->lp_pid;
+}
+
+/**
+ * Return bb_credit assigned in FLOGI response
+ */
+u16
+bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps)
+{
+	return lps->pr_bbcred;
+}
+
+/**
+ * Return peer port name
+ */
+wwn_t
+bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps)
+{
+	return lps->pr_pwwn;
+}
+
+/**
+ * Return peer node name
+ */
+wwn_t
+bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps)
+{
+	return lps->pr_nwwn;
+}
+
+/**
+ * return reason code if login request is rejected
+ */
+u8
+bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps)
+{
+	return lps->lsrjt_rsn;
+}
+
+/**
+ * return explanation code if login request is rejected
+ */
+u8
+bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps)
+{
+	return lps->lsrjt_expl;
+}
+
+
+/**
+ * LPS firmware message class handler.
+ */
+void
+bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	union bfi_lps_i2h_msg_u	msg;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_LPS_H2I_LOGIN_RSP:
+		bfa_lps_login_rsp(bfa, msg.login_rsp);
+		break;
+
+	case BFI_LPS_H2I_LOGOUT_RSP:
+		bfa_lps_logout_rsp(bfa, msg.logout_rsp);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_lps_priv.h b/drivers/scsi/bfa/bfa_lps_priv.h
new file mode 100644
index 000000000000..d16c6ce995df
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_lps_priv.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_LPS_PRIV_H__
+#define __BFA_LPS_PRIV_H__
+
+#include <bfa_svc.h>
+
+struct bfa_lps_mod_s {
+	struct list_head		lps_free_q;
+	struct list_head		lps_active_q;
+	struct bfa_lps_s	*lps_arr;
+	int			num_lps;
+};
+
+#define BFA_LPS_MOD(__bfa)		(&(__bfa)->modules.lps_mod)
+#define BFA_LPS_FROM_TAG(__mod, __tag)	(&(__mod)->lps_arr[__tag])
+
+/*
+ * external functions
+ */
+void	bfa_lps_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+#endif /* __BFA_LPS_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_module.c b/drivers/scsi/bfa/bfa_module.c
new file mode 100644
index 000000000000..32eda8e1ec65
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_module.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#include <bfa.h>
+#include <defs/bfa_defs_pci.h>
+#include <cs/bfa_debug.h>
+#include <bfa_iocfc.h>
+
+/**
+ * BFA module list terminated by NULL
+ */
+struct bfa_module_s *hal_mods[] = {
+	&hal_mod_sgpg,
+	&hal_mod_pport,
+	&hal_mod_fcxp,
+	&hal_mod_lps,
+	&hal_mod_uf,
+	&hal_mod_rport,
+	&hal_mod_fcpim,
+#ifdef BFA_CFG_PBIND
+	&hal_mod_pbind,
+#endif
+	NULL
+};
+
+/**
+ * Message handlers for various modules.
+ */
+bfa_isr_func_t  bfa_isrs[BFI_MC_MAX] = {
+	bfa_isr_unhandled,	/* NONE */
+	bfa_isr_unhandled,	/* BFI_MC_IOC */
+	bfa_isr_unhandled,	/* BFI_MC_DIAG */
+	bfa_isr_unhandled,	/* BFI_MC_FLASH */
+	bfa_isr_unhandled,	/* BFI_MC_CEE */
+	bfa_pport_isr,		/* BFI_MC_PORT */
+	bfa_isr_unhandled,	/* BFI_MC_IOCFC */
+	bfa_isr_unhandled,	/* BFI_MC_LL */
+	bfa_uf_isr,		/* BFI_MC_UF */
+	bfa_fcxp_isr,		/* BFI_MC_FCXP */
+	bfa_lps_isr,		/* BFI_MC_LPS */
+	bfa_rport_isr,		/* BFI_MC_RPORT */
+	bfa_itnim_isr,		/* BFI_MC_ITNIM */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_READ */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_WRITE */
+	bfa_isr_unhandled,	/* BFI_MC_IOIM_IO */
+	bfa_ioim_isr,		/* BFI_MC_IOIM */
+	bfa_ioim_good_comp_isr,	/* BFI_MC_IOIM_IOCOM */
+	bfa_tskim_isr,		/* BFI_MC_TSKIM */
+	bfa_isr_unhandled,	/* BFI_MC_SBOOT */
+	bfa_isr_unhandled,	/* BFI_MC_IPFC */
+	bfa_isr_unhandled,	/* BFI_MC_PORT */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+	bfa_isr_unhandled,	/* --------- */
+};
+
+/**
+ * Message handlers for mailbox command classes
+ */
+bfa_ioc_mbox_mcfunc_t  bfa_mbox_isrs[BFI_MC_MAX] = {
+	NULL,
+	NULL,			/* BFI_MC_IOC	*/
+	NULL,			/* BFI_MC_DIAG	*/
+	NULL,		/* BFI_MC_FLASH */
+	NULL,			/* BFI_MC_CEE	*/
+	NULL,			/* BFI_MC_PORT	*/
+	bfa_iocfc_isr,		/* BFI_MC_IOCFC */
+	NULL,
+};
+
diff --git a/drivers/scsi/bfa/bfa_modules_priv.h b/drivers/scsi/bfa/bfa_modules_priv.h
new file mode 100644
index 000000000000..96f70534593c
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_modules_priv.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_MODULES_PRIV_H__
+#define __BFA_MODULES_PRIV_H__
+
+#include "bfa_uf_priv.h"
+#include "bfa_port_priv.h"
+#include "bfa_rport_priv.h"
+#include "bfa_fcxp_priv.h"
+#include "bfa_lps_priv.h"
+#include "bfa_fcpim_priv.h"
+#include <cee/bfa_cee.h>
+#include <port/bfa_port.h>
+
+
+struct bfa_modules_s {
+	struct bfa_pport_s	pport;	/*  physical port module	*/
+	struct bfa_fcxp_mod_s fcxp_mod; /*  fcxp module		*/
+	struct bfa_lps_mod_s lps_mod;   /*  fcxp module		*/
+	struct bfa_uf_mod_s uf_mod;	/*  unsolicited frame module	*/
+	struct bfa_rport_mod_s rport_mod; /*  remote port module	*/
+	struct bfa_fcpim_mod_s fcpim_mod; /*  FCP initiator module	*/
+	struct bfa_sgpg_mod_s sgpg_mod; /*  SG page module		*/
+	struct bfa_cee_s cee;   	/*  CEE Module                 */
+	struct bfa_port_s port;		/*  Physical port module	*/
+};
+
+#endif /* __BFA_MODULES_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_os_inc.h b/drivers/scsi/bfa/bfa_os_inc.h
new file mode 100644
index 000000000000..10a89f75fa94
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_os_inc.h
@@ -0,0 +1,222 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * Contains declarations all OS Specific files needed for BFA layer
+ */
+
+#ifndef __BFA_OS_INC_H__
+#define __BFA_OS_INC_H__
+
+#ifndef __KERNEL__
+#include <stdint.h>
+#else
+#include <linux/types.h>
+
+#include <linux/version.h>
+#include <linux/pci.h>
+
+#include <linux/dma-mapping.h>
+#define SET_MODULE_VERSION(VER)
+
+#include <linux/idr.h>
+
+#include <linux/interrupt.h>
+#include <linux/cdev.h>
+#include <linux/fs.h>
+#include <linux/delay.h>
+#include <linux/vmalloc.h>
+
+#include <linux/workqueue.h>
+
+#include <scsi/scsi.h>
+#include <scsi/scsi_host.h>
+
+#include <scsi/scsi_tcq.h>
+#include <scsi/scsi_transport_fc.h>
+#include <scsi/scsi_transport.h>
+
+#define BFA_ERR			KERN_ERR
+#define BFA_WARNING		KERN_WARNING
+#define BFA_NOTICE		KERN_NOTICE
+#define BFA_INFO		KERN_INFO
+#define BFA_DEBUG		KERN_DEBUG
+
+#define LOG_BFAD_INIT		0x00000001
+#define LOG_FCP_IO		0x00000002
+
+#ifdef DEBUG
+#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)			\
+		BFA_LOG(bfad, level, mask, fmt, ## arg)
+#define BFA_DEV_TRACE(bfad, level, fmt, arg...)				\
+		BFA_DEV_PRINTF(bfad, level, fmt, ## arg)
+#define BFA_TRACE(level, fmt, arg...)					\
+		BFA_PRINTF(level, fmt, ## arg)
+#else
+#define BFA_LOG_TRACE(bfad, level, mask, fmt, arg...)
+#define BFA_DEV_TRACE(bfad, level, fmt, arg...)
+#define BFA_TRACE(level, fmt, arg...)
+#endif
+
+#define BFA_ASSERT(p) do {						\
+	if (!(p)) {      \
+		printk(KERN_ERR "assert(%s) failed at %s:%d\n",		\
+		#p, __FILE__, __LINE__);      \
+		BUG();      \
+	}								\
+} while (0)
+
+
+#define BFA_LOG(bfad, level, mask, fmt, arg...)				\
+do { 									\
+	if (((mask) & (((struct bfad_s *)(bfad))->			\
+		cfg_data[cfg_log_mask])) || (level[1] <= '3'))		\
+		dev_printk(level, &(((struct bfad_s *)			\
+			(bfad))->pcidev->dev), fmt, ##arg);      \
+} while (0)
+
+#ifndef BFA_DEV_PRINTF
+#define BFA_DEV_PRINTF(bfad, level, fmt, arg...)			\
+		dev_printk(level, &(((struct bfad_s *)			\
+			(bfad))->pcidev->dev), fmt, ##arg);
+#endif
+
+#define BFA_PRINTF(level, fmt, arg...)					\
+		printk(level fmt, ##arg);
+
+int bfa_os_MWB(void *);
+
+#define bfa_os_mmiowb()		mmiowb()
+
+#define bfa_swap_3b(_x)				\
+	((((_x) & 0xff) << 16) |		\
+	((_x) & 0x00ff00) |			\
+	(((_x) & 0xff0000) >> 16))
+
+#define bfa_swap_8b(_x) 				\
+     ((((_x) & 0xff00000000000000ull) >> 56)		\
+      | (((_x) & 0x00ff000000000000ull) >> 40)		\
+      | (((_x) & 0x0000ff0000000000ull) >> 24)		\
+      | (((_x) & 0x000000ff00000000ull) >> 8)		\
+      | (((_x) & 0x00000000ff000000ull) << 8)		\
+      | (((_x) & 0x0000000000ff0000ull) << 24)		\
+      | (((_x) & 0x000000000000ff00ull) << 40)		\
+      | (((_x) & 0x00000000000000ffull) << 56))
+
+#define bfa_os_swap32(_x) 			\
+	((((_x) & 0xff) << 24) 		|	\
+	(((_x) & 0x0000ff00) << 8)	|	\
+	(((_x) & 0x00ff0000) >> 8)	|	\
+	(((_x) & 0xff000000) >> 24))
+
+
+#ifndef __BIGENDIAN
+#define bfa_os_htons(_x) ((u16)((((_x) & 0xff00) >> 8) | \
+				 (((_x) & 0x00ff) << 8)))
+
+#define bfa_os_htonl(_x)	bfa_os_swap32(_x)
+#define bfa_os_htonll(_x)	bfa_swap_8b(_x)
+#define bfa_os_hton3b(_x)	bfa_swap_3b(_x)
+
+#define bfa_os_wtole(_x)   (_x)
+
+#else
+
+#define bfa_os_htons(_x)   (_x)
+#define bfa_os_htonl(_x)   (_x)
+#define bfa_os_hton3b(_x)  (_x)
+#define bfa_os_htonll(_x)  (_x)
+#define bfa_os_wtole(_x)   bfa_os_swap32(_x)
+
+#endif
+
+#define bfa_os_ntohs(_x)   bfa_os_htons(_x)
+#define bfa_os_ntohl(_x)   bfa_os_htonl(_x)
+#define bfa_os_ntohll(_x)  bfa_os_htonll(_x)
+#define bfa_os_ntoh3b(_x)  bfa_os_hton3b(_x)
+
+#define bfa_os_u32(__pa64) ((__pa64) >> 32)
+
+#define bfa_os_memset	memset
+#define bfa_os_memcpy	memcpy
+#define bfa_os_udelay	udelay
+#define bfa_os_vsprintf vsprintf
+
+#define bfa_os_assign(__t, __s) __t = __s
+
+#define bfa_os_addr_t char __iomem *
+#define bfa_os_panic()
+
+#define bfa_os_reg_read(_raddr) bfa_os_wtole(readl(_raddr))
+#define bfa_os_reg_write(_raddr, _val) writel(bfa_os_wtole((_val)), (_raddr))
+#define bfa_os_mem_read(_raddr, _off)                                   \
+	bfa_os_ntohl(readl(((_raddr) + (_off))))
+#define bfa_os_mem_write(_raddr, _off, _val)                            \
+	writel(bfa_os_htonl((_val)), ((_raddr) + (_off)))
+
+#define BFA_TRC_TS(_trcm)						\
+			({						\
+				struct timeval tv;			\
+									\
+				do_gettimeofday(&tv);      \
+				(tv.tv_sec*1000000+tv.tv_usec);      \
+			 })
+
+struct bfa_log_mod_s;
+void bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
+			const char *fmt, ...);
+#endif
+
+#define boolean_t int
+
+/**
+ * For current time stamp, OS API will fill-in
+ */
+struct bfa_timeval_s {
+	u32	tv_sec;		/*  seconds        */
+	u32	tv_usec;	/*  microseconds   */
+};
+
+void bfa_os_gettimeofday(struct bfa_timeval_s *tv);
+
+static inline void
+wwn2str(char *wwn_str, u64 wwn)
+{
+	union {
+		u64 wwn;
+		u8 byte[8];
+	} w;
+
+	w.wwn = wwn;
+	sprintf(wwn_str, "%02x:%02x:%02x:%02x:%02x:%02x:%02x:%02x", w.byte[0],
+		w.byte[1], w.byte[2], w.byte[3], w.byte[4], w.byte[5],
+		w.byte[6], w.byte[7]);
+}
+
+static inline void
+fcid2str(char *fcid_str, u32 fcid)
+{
+	union {
+		u32 fcid;
+		u8 byte[4];
+	} f;
+
+	f.fcid = fcid;
+	sprintf(fcid_str, "%02x:%02x:%02x", f.byte[1], f.byte[2], f.byte[3]);
+}
+
+#endif /* __BFA_OS_INC_H__ */
diff --git a/drivers/scsi/bfa/bfa_port.c b/drivers/scsi/bfa/bfa_port.c
new file mode 100644
index 000000000000..cab19028361a
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_port.c
@@ -0,0 +1,460 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <defs/bfa_defs_port.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_debug.h>
+#include <port/bfa_port.h>
+#include <bfi/bfi.h>
+#include <bfi/bfi_port.h>
+#include <bfa_ioc.h>
+#include <cna/bfa_cna_trcmod.h>
+
+BFA_TRC_FILE(CNA, PORT);
+
+#define bfa_ioc_portid(__ioc) ((__ioc)->port_id)
+#define bfa_lpuid(__arg) bfa_ioc_portid(&(__arg)->ioc)
+
+static void
+bfa_port_stats_swap(struct bfa_port_s *port, union bfa_pport_stats_u *stats)
+{
+	u32       *dip = (u32 *) stats;
+	u32        t0, t1;
+	int             i;
+
+	for (i = 0; i < sizeof(union bfa_pport_stats_u) / sizeof(u32);
+	     i += 2) {
+		t0 = dip[i];
+		t1 = dip[i + 1];
+#ifdef __BIGENDIAN
+		dip[i] = bfa_os_ntohl(t0);
+		dip[i + 1] = bfa_os_ntohl(t1);
+#else
+		dip[i] = bfa_os_ntohl(t1);
+		dip[i + 1] = bfa_os_ntohl(t0);
+#endif
+	}
+
+    /** todo
+     * QoS stats r also swapped as 64bit; that structure also
+     * has to use 64 bit counters
+     */
+}
+
+/**
+ * bfa_port_enable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_enable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	bfa_assert(0);
+}
+
+/**
+ * bfa_port_disable_isr()
+ *
+ *
+ * @param[in] port - Pointer to the port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_disable_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	bfa_assert(0);
+}
+
+/**
+ * bfa_port_get_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_get_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	port->stats_status = status;
+	port->stats_busy = BFA_FALSE;
+
+	if (status == BFA_STATUS_OK) {
+		memcpy(port->stats, port->stats_dma.kva,
+		       sizeof(union bfa_pport_stats_u));
+		bfa_port_stats_swap(port, port->stats);
+	}
+
+	if (port->stats_cbfn) {
+		port->stats_cbfn(port->stats_cbarg, status);
+		port->stats_cbfn = NULL;
+	}
+}
+
+/**
+ * bfa_port_clear_stats_isr()
+ *
+ *
+ * @param[in] port - Pointer to the Port module
+ *            status - Return status from the f/w
+ *
+ * @return void
+ */
+static void
+bfa_port_clear_stats_isr(struct bfa_port_s *port, bfa_status_t status)
+{
+	port->stats_status = status;
+	port->stats_busy = BFA_FALSE;
+
+	if (port->stats_cbfn) {
+		port->stats_cbfn(port->stats_cbarg, status);
+		port->stats_cbfn = NULL;
+	}
+}
+
+/**
+ * bfa_port_isr()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return void
+ */
+static void
+bfa_port_isr(void *cbarg, struct bfi_mbmsg_s *m)
+{
+	struct bfa_port_s *port = (struct bfa_port_s *)cbarg;
+	union bfi_port_i2h_msg_u *i2hmsg;
+
+	i2hmsg = (union bfi_port_i2h_msg_u *)m;
+	bfa_trc(port, m->mh.msg_id);
+
+	switch (m->mh.msg_id) {
+	case BFI_PORT_I2H_ENABLE_RSP:
+		if (port->endis_pending == BFA_FALSE)
+			break;
+		bfa_port_enable_isr(port, i2hmsg->enable_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_DISABLE_RSP:
+		if (port->endis_pending == BFA_FALSE)
+			break;
+		bfa_port_disable_isr(port, i2hmsg->disable_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_GET_STATS_RSP:
+		/*
+		 * Stats busy flag is still set? (may be cmd timed out)
+		 */
+		if (port->stats_busy == BFA_FALSE)
+			break;
+		bfa_port_get_stats_isr(port, i2hmsg->getstats_rsp.status);
+		break;
+
+	case BFI_PORT_I2H_CLEAR_STATS_RSP:
+		if (port->stats_busy == BFA_FALSE)
+			break;
+		bfa_port_clear_stats_isr(port, i2hmsg->clearstats_rsp.status);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * bfa_port_meminfo()
+ *
+ *
+ * @param[in] void
+ *
+ * @return Size of DMA region
+ */
+u32
+bfa_port_meminfo(void)
+{
+	return BFA_ROUNDUP(sizeof(union bfa_pport_stats_u), BFA_DMA_ALIGN_SZ);
+}
+
+/**
+ * bfa_port_mem_claim()
+ *
+ *
+ * @param[in] port Port module pointer
+ * 	      dma_kva Kernel Virtual Address of Port DMA Memory
+ * 	      dma_pa  Physical Address of Port DMA Memory
+ *
+ * @return void
+ */
+void
+bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva, u64 dma_pa)
+{
+	port->stats_dma.kva = dma_kva;
+	port->stats_dma.pa = dma_pa;
+}
+
+/**
+ * bfa_port_enable()
+ *
+ *   Send the Port enable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_enable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+		void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	/** todo Not implemented */
+	bfa_assert(0);
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->endis_pending) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
+
+	port->msgtag++;
+	port->endis_cbfn = cbfn;
+	port->endis_cbarg = cbarg;
+	port->endis_pending = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_ENABLE_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_disable()
+ *
+ *   Send the Port disable request to the f/w
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_disable(struct bfa_port_s *port, bfa_port_endis_cbfn_t cbfn,
+		 void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	/** todo Not implemented */
+	bfa_assert(0);
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->endis_pending) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->endis_mb.msg;
+
+	port->msgtag++;
+	port->endis_cbfn = cbfn;
+	port->endis_cbarg = cbarg;
+	port->endis_pending = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_DISABLE_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->endis_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_get_stats()
+ *
+ *   Send the request to the f/w to fetch Port statistics.
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_get_stats(struct bfa_port_s *port, union bfa_pport_stats_u *stats,
+		   bfa_port_stats_cbfn_t cbfn, void *cbarg)
+{
+	struct bfi_port_get_stats_req_s *m;
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->stats_busy) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_get_stats_req_s *)port->stats_mb.msg;
+
+	port->stats = stats;
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+	port->stats_busy = BFA_TRUE;
+	bfa_dma_be_addr_set(m->dma_addr, port->stats_dma.pa);
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_GET_STATS_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_clear_stats()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return Status
+ */
+bfa_status_t
+bfa_port_clear_stats(struct bfa_port_s *port, bfa_port_stats_cbfn_t cbfn,
+		     void *cbarg)
+{
+	struct bfi_port_generic_req_s *m;
+
+	if (!bfa_ioc_is_operational(port->ioc)) {
+		bfa_trc(port, BFA_STATUS_IOC_FAILURE);
+		return BFA_STATUS_IOC_FAILURE;
+	}
+
+	if (port->stats_busy) {
+		bfa_trc(port, BFA_STATUS_DEVBUSY);
+		return BFA_STATUS_DEVBUSY;
+	}
+
+	m = (struct bfi_port_generic_req_s *)port->stats_mb.msg;
+
+	port->stats_cbfn = cbfn;
+	port->stats_cbarg = cbarg;
+	port->stats_busy = BFA_TRUE;
+
+	bfi_h2i_set(m->mh, BFI_MC_PORT, BFI_PORT_H2I_CLEAR_STATS_REQ,
+		    bfa_ioc_portid(port->ioc));
+	bfa_ioc_mbox_queue(port->ioc, &port->stats_mb);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * bfa_port_hbfail()
+ *
+ *
+ * @param[in] Pointer to the Port module data structure.
+ *
+ * @return void
+ */
+void
+bfa_port_hbfail(void *arg)
+{
+	struct bfa_port_s *port = (struct bfa_port_s *)arg;
+
+	/*
+	 * Fail any pending get_stats/clear_stats requests
+	 */
+	if (port->stats_busy) {
+		if (port->stats_cbfn)
+			port->stats_cbfn(port->dev, BFA_STATUS_FAILED);
+		port->stats_cbfn = NULL;
+		port->stats_busy = BFA_FALSE;
+	}
+
+	/*
+	 * Clear any enable/disable is pending
+	 */
+	if (port->endis_pending) {
+		if (port->endis_cbfn)
+			port->endis_cbfn(port->dev, BFA_STATUS_FAILED);
+		port->endis_cbfn = NULL;
+		port->endis_pending = BFA_FALSE;
+	}
+}
+
+/**
+ * bfa_port_attach()
+ *
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ *            ioc  - Pointer to the ioc module data structure
+ *            dev  - Pointer to the device driver module data structure
+ *                   The device driver specific mbox ISR functions have
+ *                   this pointer as one of the parameters.
+ *            trcmod -
+ *            logmod -
+ *
+ * @return void
+ */
+void
+bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc, void *dev,
+		struct bfa_trc_mod_s *trcmod, struct bfa_log_mod_s *logmod)
+{
+	bfa_assert(port);
+
+	port->dev = dev;
+	port->ioc = ioc;
+	port->trcmod = trcmod;
+	port->logmod = logmod;
+
+	port->stats_busy = port->endis_pending = BFA_FALSE;
+	port->stats_cbfn = port->endis_cbfn = NULL;
+
+	bfa_ioc_mbox_regisr(port->ioc, BFI_MC_PORT, bfa_port_isr, port);
+	bfa_ioc_hbfail_init(&port->hbfail, bfa_port_hbfail, port);
+	bfa_ioc_hbfail_register(port->ioc, &port->hbfail);
+
+	bfa_trc(port, 0);
+}
+
+/**
+ * bfa_port_detach()
+ *
+ *
+ * @param[in] port - Pointer to the Port module data structure
+ *
+ * @return void
+ */
+void
+bfa_port_detach(struct bfa_port_s *port)
+{
+	bfa_trc(port, 0);
+}
diff --git a/drivers/scsi/bfa/bfa_port_priv.h b/drivers/scsi/bfa/bfa_port_priv.h
new file mode 100644
index 000000000000..4b97e2759908
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_port_priv.h
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PORT_PRIV_H__
+#define __BFA_PORT_PRIV_H__
+
+#include <defs/bfa_defs_pport.h>
+#include <bfi/bfi_pport.h>
+#include "bfa_intr_priv.h"
+
+/**
+ * BFA physical port data structure
+ */
+struct bfa_pport_s {
+	struct bfa_s 		*bfa;	/*  parent BFA instance */
+	bfa_sm_t		sm;	/*  port state machine */
+	wwn_t			nwwn;	/*  node wwn of physical port */
+	wwn_t			pwwn;	/*  port wwn of physical oprt */
+	enum bfa_pport_speed speed_sup;
+					/*  supported speeds */
+	enum bfa_pport_speed speed;	/*  current speed */
+	enum bfa_pport_topology topology;	/*  current topology */
+	u8			myalpa;	/*  my ALPA in LOOP topology */
+	u8			rsvd[3];
+	struct bfa_pport_cfg_s	cfg;	/*  current port configuration */
+	struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
+	struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
+	struct bfa_reqq_wait_s	reqq_wait;
+					/*  to wait for room in reqq */
+	struct bfa_reqq_wait_s	svcreq_wait;
+					/*  to wait for room in reqq */
+	struct bfa_reqq_wait_s	stats_reqq_wait;
+					/*  to wait for room in reqq (stats) */
+	void			*event_cbarg;
+	void			(*event_cbfn) (void *cbarg,
+						bfa_pport_event_t event);
+	union {
+		union bfi_pport_i2h_msg_u i2hmsg;
+	} event_arg;
+	void			*bfad;	/*  BFA driver handle */
+	struct bfa_cb_qe_s		hcb_qe;	/*  BFA callback queue elem */
+	enum bfa_pport_linkstate	hcb_event;
+					/*  link event for callback */
+	u32		msgtag;	/*  fimrware msg tag for reply */
+	u8			*stats_kva;
+	u64		stats_pa;
+	union bfa_pport_stats_u *stats;	/*  pport stats */
+	u32		mypid : 24;
+	u32		rsvd_b : 8;
+	struct bfa_timer_s 	timer;	/*  timer */
+	union bfa_pport_stats_u 	*stats_ret;
+					/*  driver stats location */
+	bfa_status_t		stats_status;
+					/*  stats/statsclr status */
+	bfa_boolean_t   	stats_busy;
+					/*  outstanding stats/statsclr */
+	bfa_boolean_t   	stats_qfull;
+	bfa_boolean_t   	diag_busy;
+					/*  diag busy status */
+	bfa_boolean_t   	beacon;
+					/*  port beacon status */
+	bfa_boolean_t   	link_e2e_beacon;
+					/*  link beacon status */
+	bfa_cb_pport_t		stats_cbfn;
+					/*  driver callback function */
+	void			*stats_cbarg;
+					/* *!< user callback arg */
+};
+
+#define BFA_PORT_MOD(__bfa)	(&(__bfa)->modules.pport)
+
+/*
+ * public functions
+ */
+void	bfa_pport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_PORT_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_priv.h b/drivers/scsi/bfa/bfa_priv.h
new file mode 100644
index 000000000000..0747a6b26f7b
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_priv.h
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PRIV_H__
+#define __BFA_PRIV_H__
+
+#include "bfa_iocfc.h"
+#include "bfa_intr_priv.h"
+#include "bfa_trcmod_priv.h"
+#include "bfa_modules_priv.h"
+#include "bfa_fwimg_priv.h"
+#include <cs/bfa_log.h>
+#include <bfa_timer.h>
+
+/**
+ * Macro to define a new BFA module
+ */
+#define BFA_MODULE(__mod) 						\
+	static void bfa_ ## __mod ## _meminfo(				\
+			struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len,	\
+			u32 *dm_len);      \
+	static void bfa_ ## __mod ## _attach(struct bfa_s *bfa,		\
+			void *bfad, struct bfa_iocfc_cfg_s *cfg, 	\
+			struct bfa_meminfo_s *meminfo,			\
+			struct bfa_pcidev_s *pcidev);      \
+	static void bfa_ ## __mod ## _initdone(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _detach(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _start(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _stop(struct bfa_s *bfa);      \
+	static void bfa_ ## __mod ## _iocdisable(struct bfa_s *bfa);      \
+									\
+	extern struct bfa_module_s hal_mod_ ## __mod;			\
+	struct bfa_module_s hal_mod_ ## __mod = {			\
+		bfa_ ## __mod ## _meminfo,				\
+		bfa_ ## __mod ## _attach,				\
+		bfa_ ## __mod ## _initdone,				\
+		bfa_ ## __mod ## _detach,				\
+		bfa_ ## __mod ## _start,				\
+		bfa_ ## __mod ## _stop,					\
+		bfa_ ## __mod ## _iocdisable,				\
+	}
+
+#define BFA_CACHELINE_SZ	(256)
+
+/**
+ * Structure used to interact between different BFA sub modules
+ *
+ * Each sub module needs to implement only the entry points relevant to it (and
+ * can leave entry points as NULL)
+ */
+struct bfa_module_s {
+	void (*meminfo) (struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+			u32 *dm_len);
+	void (*attach) (struct bfa_s *bfa, void *bfad,
+			struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo,
+			struct bfa_pcidev_s *pcidev);
+	void (*initdone) (struct bfa_s *bfa);
+	void (*detach) (struct bfa_s *bfa);
+	void (*start) (struct bfa_s *bfa);
+	void (*stop) (struct bfa_s *bfa);
+	void (*iocdisable) (struct bfa_s *bfa);
+};
+
+extern struct bfa_module_s *hal_mods[];
+
+struct bfa_s {
+	void			*bfad;		/*  BFA driver instance    */
+	struct bfa_aen_s	*aen;		/*  AEN module		    */
+	struct bfa_plog_s	*plog;		/*  portlog buffer	    */
+	struct bfa_log_mod_s	*logm;		/*  driver logging modulen */
+	struct bfa_trc_mod_s	*trcmod;	/*  driver tracing	    */
+	struct bfa_ioc_s	ioc;		/*  IOC module		    */
+	struct bfa_iocfc_s	iocfc;		/*  IOCFC module	    */
+	struct bfa_timer_mod_s	timer_mod;	/*  timer module	    */
+	struct bfa_modules_s	modules;	/*  BFA modules	    */
+	struct list_head	comp_q;		/*  pending completions    */
+	bfa_boolean_t		rme_process;	/*  RME processing enabled */
+	struct list_head		reqq_waitq[BFI_IOC_MAX_CQS];
+	bfa_boolean_t		fcs;		/*  FCS is attached to BFA */
+	struct bfa_msix_s	msix;
+};
+
+extern bfa_isr_func_t bfa_isrs[BFI_MC_MAX];
+extern bfa_ioc_mbox_mcfunc_t  bfa_mbox_isrs[];
+extern bfa_boolean_t bfa_auto_recover;
+extern struct bfa_module_s hal_mod_flash;
+extern struct bfa_module_s hal_mod_fcdiag;
+extern struct bfa_module_s hal_mod_sgpg;
+extern struct bfa_module_s hal_mod_pport;
+extern struct bfa_module_s hal_mod_fcxp;
+extern struct bfa_module_s hal_mod_lps;
+extern struct bfa_module_s hal_mod_uf;
+extern struct bfa_module_s hal_mod_rport;
+extern struct bfa_module_s hal_mod_fcpim;
+extern struct bfa_module_s hal_mod_pbind;
+
+#endif /* __BFA_PRIV_H__ */
+
diff --git a/drivers/scsi/bfa/bfa_rport.c b/drivers/scsi/bfa/bfa_rport.c
new file mode 100644
index 000000000000..16da77a8db28
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_rport.c
@@ -0,0 +1,911 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <cs/bfa_debug.h>
+#include <bfi/bfi_rport.h>
+#include "bfa_intr_priv.h"
+
+BFA_TRC_FILE(HAL, RPORT);
+BFA_MODULE(rport);
+
+#define bfa_rport_offline_cb(__rp) do {				\
+	if ((__rp)->bfa->fcs)						\
+		bfa_cb_rport_offline((__rp)->rport_drv);      \
+	else {								\
+		bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe,		\
+				__bfa_cb_rport_offline, (__rp));      \
+	}								\
+} while (0)
+
+#define bfa_rport_online_cb(__rp) do {				\
+	if ((__rp)->bfa->fcs)						\
+		bfa_cb_rport_online((__rp)->rport_drv);      \
+	else {								\
+		bfa_cb_queue((__rp)->bfa, &(__rp)->hcb_qe,		\
+				  __bfa_cb_rport_online, (__rp));      \
+		}							\
+} while (0)
+
+/*
+ * forward declarations
+ */
+static struct bfa_rport_s *bfa_rport_alloc(struct bfa_rport_mod_s *rp_mod);
+static void bfa_rport_free(struct bfa_rport_s *rport);
+static bfa_boolean_t bfa_rport_send_fwcreate(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwdelete(struct bfa_rport_s *rp);
+static bfa_boolean_t bfa_rport_send_fwspeed(struct bfa_rport_s *rp);
+static void __bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete);
+static void __bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete);
+
+/**
+ *  bfa_rport_sm BFA rport state machine
+ */
+
+
+enum bfa_rport_event {
+	BFA_RPORT_SM_CREATE	= 1,	/*  rport create event		*/
+	BFA_RPORT_SM_DELETE	= 2,	/*  deleting an existing rport */
+	BFA_RPORT_SM_ONLINE	= 3,	/*  rport is online		*/
+	BFA_RPORT_SM_OFFLINE	= 4,	/*  rport is offline		*/
+	BFA_RPORT_SM_FWRSP	= 5,	/*  firmware response		*/
+	BFA_RPORT_SM_HWFAIL	= 6,	/*  IOC h/w failure		*/
+	BFA_RPORT_SM_QOS_SCN	= 7,	/*  QoS SCN from firmware	*/
+	BFA_RPORT_SM_SET_SPEED	= 8,	/*  Set Rport Speed 		*/
+	BFA_RPORT_SM_QRESUME	= 9,	/*  space in requeue queue	*/
+};
+
+static void	bfa_rport_sm_uninit(struct bfa_rport_s *rp,
+					enum bfa_rport_event event);
+static void	bfa_rport_sm_created(struct bfa_rport_s *rp,
+					 enum bfa_rport_event event);
+static void	bfa_rport_sm_fwcreate(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_online(struct bfa_rport_s *rp,
+					enum bfa_rport_event event);
+static void	bfa_rport_sm_fwdelete(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_offline(struct bfa_rport_s *rp,
+					 enum bfa_rport_event event);
+static void	bfa_rport_sm_deleting(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_iocdisable(struct bfa_rport_s *rp,
+					    enum bfa_rport_event event);
+static void	bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+static void	bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp,
+					  enum bfa_rport_event event);
+
+/**
+ * Beginning state, only online event expected.
+ */
+static void
+bfa_rport_sm_uninit(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_CREATE:
+		bfa_stats(rp, sm_un_cr);
+		bfa_sm_set_state(rp, bfa_rport_sm_created);
+		break;
+
+	default:
+		bfa_stats(rp, sm_un_unexp);
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_created(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_cr_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_cr_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_cr_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_cr_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware.
+ */
+static void
+bfa_rport_sm_fwcreate(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_fwc_rsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_online);
+		bfa_rport_online_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwc_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+		break;
+
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_fwc_off);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline_pending);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwc_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwc_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Request queue is full, awaiting queue resume to send create request.
+ */
+static void
+bfa_rport_sm_fwcreate_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		bfa_rport_send_fwcreate(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwc_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_fwc_off);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwc_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwc_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Online state - normal parking state.
+ */
+static void
+bfa_rport_sm_online(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	struct bfi_rport_qos_scn_s *qos_scn;
+
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_on_off);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_on_del);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_on_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	case BFA_RPORT_SM_SET_SPEED:
+		bfa_rport_send_fwspeed(rp);
+		break;
+
+	case BFA_RPORT_SM_QOS_SCN:
+		qos_scn = (struct bfi_rport_qos_scn_s *) rp->event_arg.fw_msg;
+		rp->qos_attr = qos_scn->new_qos_attr;
+		bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_flow_id);
+		bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_flow_id);
+		bfa_trc(rp->bfa, qos_scn->old_qos_attr.qos_priority);
+		bfa_trc(rp->bfa, qos_scn->new_qos_attr.qos_priority);
+
+		qos_scn->old_qos_attr.qos_flow_id  =
+			bfa_os_ntohl(qos_scn->old_qos_attr.qos_flow_id);
+		qos_scn->new_qos_attr.qos_flow_id  =
+			bfa_os_ntohl(qos_scn->new_qos_attr.qos_flow_id);
+		qos_scn->old_qos_attr.qos_priority =
+			bfa_os_ntohl(qos_scn->old_qos_attr.qos_priority);
+		qos_scn->new_qos_attr.qos_priority =
+			bfa_os_ntohl(qos_scn->new_qos_attr.qos_priority);
+
+		if (qos_scn->old_qos_attr.qos_flow_id !=
+			qos_scn->new_qos_attr.qos_flow_id)
+			bfa_cb_rport_qos_scn_flowid(rp->rport_drv,
+						    qos_scn->old_qos_attr,
+						    qos_scn->new_qos_attr);
+		if (qos_scn->old_qos_attr.qos_priority !=
+			qos_scn->new_qos_attr.qos_priority)
+			bfa_cb_rport_qos_scn_prio(rp->rport_drv,
+						  qos_scn->old_qos_attr,
+						  qos_scn->new_qos_attr);
+		break;
+
+	default:
+		bfa_stats(rp, sm_on_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Firmware rport is being deleted - awaiting f/w response.
+ */
+static void
+bfa_rport_sm_fwdelete(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_fwd_rsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_offline);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwd_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwd_unexp);
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_fwdelete_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		bfa_rport_send_fwdelete(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_fwd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_fwd_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_fwd_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Offline state.
+ */
+static void
+bfa_rport_sm_offline(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_off_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_off_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_off_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_off_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport is deleted, waiting for firmware response to delete.
+ */
+static void
+bfa_rport_sm_deleting(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_del_fwrsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_del_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_rport_sm_deleting_qfull(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_QRESUME:
+		bfa_stats(rp, sm_del_fwrsp);
+		bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		bfa_rport_send_fwdelete(rp);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_del_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_reqq_wcancel(&rp->reqq_wait);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware. A delete is pending.
+ */
+static void
+bfa_rport_sm_delete_pending(struct bfa_rport_s *rp,
+				enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_delp_fwrsp);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_deleting_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_delp_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	default:
+		bfa_stats(rp, sm_delp_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Waiting for rport create response from firmware. Rport offline is pending.
+ */
+static void
+bfa_rport_sm_offline_pending(struct bfa_rport_s *rp,
+				 enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_FWRSP:
+		bfa_stats(rp, sm_offp_fwrsp);
+		if (bfa_rport_send_fwdelete(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwdelete_qfull);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_offp_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_delete_pending);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		bfa_stats(rp, sm_offp_hwf);
+		bfa_sm_set_state(rp, bfa_rport_sm_iocdisable);
+		break;
+
+	default:
+		bfa_stats(rp, sm_offp_unexp);
+		bfa_assert(0);
+	}
+}
+
+/**
+ * IOC h/w failed.
+ */
+static void
+bfa_rport_sm_iocdisable(struct bfa_rport_s *rp, enum bfa_rport_event event)
+{
+	bfa_trc(rp->bfa, rp->rport_tag);
+	bfa_trc(rp->bfa, event);
+
+	switch (event) {
+	case BFA_RPORT_SM_OFFLINE:
+		bfa_stats(rp, sm_iocd_off);
+		bfa_rport_offline_cb(rp);
+		break;
+
+	case BFA_RPORT_SM_DELETE:
+		bfa_stats(rp, sm_iocd_del);
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+		bfa_rport_free(rp);
+		break;
+
+	case BFA_RPORT_SM_ONLINE:
+		bfa_stats(rp, sm_iocd_on);
+		if (bfa_rport_send_fwcreate(rp))
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate);
+		else
+			bfa_sm_set_state(rp, bfa_rport_sm_fwcreate_qfull);
+		break;
+
+	case BFA_RPORT_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_stats(rp, sm_iocd_unexp);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_rport_private BFA rport private functions
+ */
+
+static void
+__bfa_cb_rport_online(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_rport_s *rp = cbarg;
+
+	if (complete)
+		bfa_cb_rport_online(rp->rport_drv);
+}
+
+static void
+__bfa_cb_rport_offline(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_rport_s *rp = cbarg;
+
+	if (complete)
+		bfa_cb_rport_offline(rp->rport_drv);
+}
+
+static void
+bfa_rport_qresume(void *cbarg)
+{
+	struct bfa_rport_s	*rp = cbarg;
+
+	bfa_sm_send_event(rp, BFA_RPORT_SM_QRESUME);
+}
+
+static void
+bfa_rport_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	if (cfg->fwcfg.num_rports < BFA_RPORT_MIN)
+		cfg->fwcfg.num_rports = BFA_RPORT_MIN;
+
+	*km_len += cfg->fwcfg.num_rports * sizeof(struct bfa_rport_s);
+}
+
+static void
+bfa_rport_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		     struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+	struct bfa_rport_s *rp;
+	u16        i;
+
+	INIT_LIST_HEAD(&mod->rp_free_q);
+	INIT_LIST_HEAD(&mod->rp_active_q);
+
+	rp = (struct bfa_rport_s *) bfa_meminfo_kva(meminfo);
+	mod->rps_list = rp;
+	mod->num_rports = cfg->fwcfg.num_rports;
+
+	bfa_assert(mod->num_rports
+		   && !(mod->num_rports & (mod->num_rports - 1)));
+
+	for (i = 0; i < mod->num_rports; i++, rp++) {
+		bfa_os_memset(rp, 0, sizeof(struct bfa_rport_s));
+		rp->bfa = bfa;
+		rp->rport_tag = i;
+		bfa_sm_set_state(rp, bfa_rport_sm_uninit);
+
+		/**
+		 *  - is unused
+		 */
+		if (i)
+			list_add_tail(&rp->qe, &mod->rp_free_q);
+
+		bfa_reqq_winit(&rp->reqq_wait, bfa_rport_qresume, rp);
+	}
+
+	/**
+	 * consume memory
+	 */
+	bfa_meminfo_kva(meminfo) = (u8 *) rp;
+}
+
+static void
+bfa_rport_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_rport_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(bfa);
+	struct bfa_rport_s *rport;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &mod->rp_active_q) {
+		rport = (struct bfa_rport_s *) qe;
+		bfa_sm_send_event(rport, BFA_RPORT_SM_HWFAIL);
+	}
+}
+
+static struct bfa_rport_s *
+bfa_rport_alloc(struct bfa_rport_mod_s *mod)
+{
+	struct bfa_rport_s *rport;
+
+	bfa_q_deq(&mod->rp_free_q, &rport);
+	if (rport)
+		list_add_tail(&rport->qe, &mod->rp_active_q);
+
+	return (rport);
+}
+
+static void
+bfa_rport_free(struct bfa_rport_s *rport)
+{
+	struct bfa_rport_mod_s *mod = BFA_RPORT_MOD(rport->bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->rp_active_q, rport));
+	list_del(&rport->qe);
+	list_add_tail(&rport->qe, &mod->rp_free_q);
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwcreate(struct bfa_rport_s *rp)
+{
+	struct bfi_rport_create_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_CREATE_REQ,
+			bfa_lpuid(rp->bfa));
+	m->bfa_handle = rp->rport_tag;
+	m->max_frmsz = bfa_os_htons(rp->rport_info.max_frmsz);
+	m->pid = rp->rport_info.pid;
+	m->lp_tag = rp->rport_info.lp_tag;
+	m->local_pid = rp->rport_info.local_pid;
+	m->fc_class = rp->rport_info.fc_class;
+	m->vf_en = rp->rport_info.vf_en;
+	m->vf_id = rp->rport_info.vf_id;
+	m->cisc = rp->rport_info.cisc;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwdelete(struct bfa_rport_s *rp)
+{
+	struct bfi_rport_delete_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_reqq_wait(rp->bfa, BFA_REQQ_RPORT, &rp->reqq_wait);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_DELETE_REQ,
+			bfa_lpuid(rp->bfa));
+	m->fw_handle = rp->fw_handle;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+static bfa_boolean_t
+bfa_rport_send_fwspeed(struct bfa_rport_s *rp)
+{
+	struct bfa_rport_speed_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(rp->bfa, BFA_REQQ_RPORT);
+	if (!m) {
+		bfa_trc(rp->bfa, rp->rport_info.speed);
+		return BFA_FALSE;
+	}
+
+	bfi_h2i_set(m->mh, BFI_MC_RPORT, BFI_RPORT_H2I_SET_SPEED_REQ,
+			bfa_lpuid(rp->bfa));
+	m->fw_handle = rp->fw_handle;
+	m->speed = (u8)rp->rport_info.speed;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(rp->bfa, BFA_REQQ_RPORT);
+	return BFA_TRUE;
+}
+
+
+
+/**
+ *  bfa_rport_public
+ */
+
+/**
+ * 		Rport interrupt processing.
+ */
+void
+bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	union bfi_rport_i2h_msg_u msg;
+	struct bfa_rport_s *rp;
+
+	bfa_trc(bfa, m->mhdr.msg_id);
+
+	msg.msg = m;
+
+	switch (m->mhdr.msg_id) {
+	case BFI_RPORT_I2H_CREATE_RSP:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.create_rsp->bfa_handle);
+		rp->fw_handle = msg.create_rsp->fw_handle;
+		rp->qos_attr = msg.create_rsp->qos_attr;
+		bfa_assert(msg.create_rsp->status == BFA_STATUS_OK);
+		bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+		break;
+
+	case BFI_RPORT_I2H_DELETE_RSP:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.delete_rsp->bfa_handle);
+		bfa_assert(msg.delete_rsp->status == BFA_STATUS_OK);
+		bfa_sm_send_event(rp, BFA_RPORT_SM_FWRSP);
+		break;
+
+	case BFI_RPORT_I2H_QOS_SCN:
+		rp = BFA_RPORT_FROM_TAG(bfa, msg.qos_scn_evt->bfa_handle);
+		rp->event_arg.fw_msg = msg.qos_scn_evt;
+		bfa_sm_send_event(rp, BFA_RPORT_SM_QOS_SCN);
+		break;
+
+	default:
+		bfa_trc(bfa, m->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_rport_api
+ */
+
+struct bfa_rport_s *
+bfa_rport_create(struct bfa_s *bfa, void *rport_drv)
+{
+	struct bfa_rport_s *rp;
+
+	rp = bfa_rport_alloc(BFA_RPORT_MOD(bfa));
+
+	if (rp == NULL)
+		return (NULL);
+
+	rp->bfa = bfa;
+	rp->rport_drv = rport_drv;
+	bfa_rport_clear_stats(rp);
+
+	bfa_assert(bfa_sm_cmp_state(rp, bfa_rport_sm_uninit));
+	bfa_sm_send_event(rp, BFA_RPORT_SM_CREATE);
+
+	return (rp);
+}
+
+void
+bfa_rport_delete(struct bfa_rport_s *rport)
+{
+	bfa_sm_send_event(rport, BFA_RPORT_SM_DELETE);
+}
+
+void
+bfa_rport_online(struct bfa_rport_s *rport, struct bfa_rport_info_s *rport_info)
+{
+	bfa_assert(rport_info->max_frmsz != 0);
+
+	/**
+	 * Some JBODs are seen to be not setting PDU size correctly in PLOGI
+	 * responses. Default to minimum size.
+	 */
+	if (rport_info->max_frmsz == 0) {
+		bfa_trc(rport->bfa, rport->rport_tag);
+		rport_info->max_frmsz = FC_MIN_PDUSZ;
+	}
+
+	bfa_os_assign(rport->rport_info, *rport_info);
+	bfa_sm_send_event(rport, BFA_RPORT_SM_ONLINE);
+}
+
+void
+bfa_rport_offline(struct bfa_rport_s *rport)
+{
+	bfa_sm_send_event(rport, BFA_RPORT_SM_OFFLINE);
+}
+
+void
+bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed)
+{
+	bfa_assert(speed != 0);
+	bfa_assert(speed != BFA_PPORT_SPEED_AUTO);
+
+	rport->rport_info.speed = speed;
+	bfa_sm_send_event(rport, BFA_RPORT_SM_SET_SPEED);
+}
+
+void
+bfa_rport_get_stats(struct bfa_rport_s *rport,
+	struct bfa_rport_hal_stats_s *stats)
+{
+	*stats = rport->stats;
+}
+
+void
+bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
+					struct bfa_rport_qos_attr_s *qos_attr)
+{
+	qos_attr->qos_priority  = bfa_os_ntohl(rport->qos_attr.qos_priority);
+	qos_attr->qos_flow_id  = bfa_os_ntohl(rport->qos_attr.qos_flow_id);
+
+}
+
+void
+bfa_rport_clear_stats(struct bfa_rport_s *rport)
+{
+	bfa_os_memset(&rport->stats, 0, sizeof(rport->stats));
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_rport_priv.h b/drivers/scsi/bfa/bfa_rport_priv.h
new file mode 100644
index 000000000000..6490ce2e990d
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_rport_priv.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_RPORT_PRIV_H__
+#define __BFA_RPORT_PRIV_H__
+
+#include <bfa_svc.h>
+
+#define BFA_RPORT_MIN	4
+
+struct bfa_rport_mod_s {
+	struct bfa_rport_s *rps_list;	/*  list of rports	*/
+	struct list_head 	rp_free_q;	/*  free bfa_rports	*/
+	struct list_head 	rp_active_q;	/*  free bfa_rports 	*/
+	u16	num_rports;	/*  number of rports	*/
+};
+
+#define BFA_RPORT_MOD(__bfa)	(&(__bfa)->modules.rport_mod)
+
+/**
+ * Convert rport tag to RPORT
+ */
+#define BFA_RPORT_FROM_TAG(__bfa, _tag)				\
+	(BFA_RPORT_MOD(__bfa)->rps_list +				\
+	 ((_tag) & (BFA_RPORT_MOD(__bfa)->num_rports - 1)))
+
+/*
+ * external functions
+ */
+void	bfa_rport_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+#endif /* __BFA_RPORT_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_sgpg.c b/drivers/scsi/bfa/bfa_sgpg.c
new file mode 100644
index 000000000000..279d8f9b8907
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_sgpg.c
@@ -0,0 +1,231 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+
+BFA_TRC_FILE(HAL, SGPG);
+BFA_MODULE(sgpg);
+
+/**
+ *  bfa_sgpg_mod BFA SGPG Mode module
+ */
+
+/**
+ * Compute and return memory needed by FCP(im) module.
+ */
+static void
+bfa_sgpg_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *km_len,
+		u32 *dm_len)
+{
+	if (cfg->drvcfg.num_sgpgs < BFA_SGPG_MIN)
+		cfg->drvcfg.num_sgpgs = BFA_SGPG_MIN;
+
+	*km_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfa_sgpg_s);
+	*dm_len += (cfg->drvcfg.num_sgpgs + 1) * sizeof(struct bfi_sgpg_s);
+}
+
+
+static void
+bfa_sgpg_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		    struct bfa_meminfo_s *minfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_sgpg_mod_s	*mod = BFA_SGPG_MOD(bfa);
+	int				i;
+	struct bfa_sgpg_s		*hsgpg;
+	struct bfi_sgpg_s 	*sgpg;
+	u64		align_len;
+
+	union {
+		u64        pa;
+		union bfi_addr_u      addr;
+	} sgpg_pa;
+
+	INIT_LIST_HEAD(&mod->sgpg_q);
+	INIT_LIST_HEAD(&mod->sgpg_wait_q);
+
+	bfa_trc(bfa, cfg->drvcfg.num_sgpgs);
+
+	mod->num_sgpgs = cfg->drvcfg.num_sgpgs;
+	mod->sgpg_arr_pa = bfa_meminfo_dma_phys(minfo);
+	align_len = (BFA_SGPG_ROUNDUP(mod->sgpg_arr_pa) - mod->sgpg_arr_pa);
+	mod->sgpg_arr_pa += align_len;
+	mod->hsgpg_arr = (struct bfa_sgpg_s *) (bfa_meminfo_kva(minfo) +
+						align_len);
+	mod->sgpg_arr = (struct bfi_sgpg_s *) (bfa_meminfo_dma_virt(minfo) +
+						align_len);
+
+	hsgpg = mod->hsgpg_arr;
+	sgpg = mod->sgpg_arr;
+	sgpg_pa.pa = mod->sgpg_arr_pa;
+	mod->free_sgpgs = mod->num_sgpgs;
+
+	bfa_assert(!(sgpg_pa.pa & (sizeof(struct bfi_sgpg_s) - 1)));
+
+	for (i = 0; i < mod->num_sgpgs; i++) {
+		bfa_os_memset(hsgpg, 0, sizeof(*hsgpg));
+		bfa_os_memset(sgpg, 0, sizeof(*sgpg));
+
+		hsgpg->sgpg = sgpg;
+		hsgpg->sgpg_pa = sgpg_pa.addr;
+		list_add_tail(&hsgpg->qe, &mod->sgpg_q);
+
+		hsgpg++;
+		sgpg++;
+		sgpg_pa.pa += sizeof(struct bfi_sgpg_s);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) hsgpg;
+	bfa_meminfo_dma_virt(minfo) = (u8 *) sgpg;
+	bfa_meminfo_dma_phys(minfo) = sgpg_pa.pa;
+}
+
+static void
+bfa_sgpg_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_detach(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_start(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_sgpg_iocdisable(struct bfa_s *bfa)
+{
+}
+
+
+
+/**
+ *  bfa_sgpg_public BFA SGPG public functions
+ */
+
+bfa_status_t
+bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpgs)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+	struct bfa_sgpg_s *hsgpg;
+	int             i;
+
+	bfa_trc_fp(bfa, nsgpgs);
+
+	if (mod->free_sgpgs < nsgpgs)
+		return BFA_STATUS_ENOMEM;
+
+	for (i = 0; i < nsgpgs; i++) {
+		bfa_q_deq(&mod->sgpg_q, &hsgpg);
+		bfa_assert(hsgpg);
+		list_add_tail(&hsgpg->qe, sgpg_q);
+	}
+
+	mod->free_sgpgs -= nsgpgs;
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q, int nsgpg)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+	struct bfa_sgpg_wqe_s *wqe;
+
+	bfa_trc_fp(bfa, nsgpg);
+
+	mod->free_sgpgs += nsgpg;
+	bfa_assert(mod->free_sgpgs <= mod->num_sgpgs);
+
+	list_splice_tail_init(sgpg_q, &mod->sgpg_q);
+
+	if (list_empty(&mod->sgpg_wait_q))
+		return;
+
+	/**
+	 * satisfy as many waiting requests as possible
+	 */
+	do {
+		wqe = bfa_q_first(&mod->sgpg_wait_q);
+		if (mod->free_sgpgs < wqe->nsgpg)
+			nsgpg = mod->free_sgpgs;
+		else
+			nsgpg = wqe->nsgpg;
+		bfa_sgpg_malloc(bfa, &wqe->sgpg_q, nsgpg);
+		wqe->nsgpg -= nsgpg;
+		if (wqe->nsgpg == 0) {
+			list_del(&wqe->qe);
+			wqe->cbfn(wqe->cbarg);
+		}
+	} while (mod->free_sgpgs && !list_empty(&mod->sgpg_wait_q));
+}
+
+void
+bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe, int nsgpg)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+	bfa_assert(nsgpg > 0);
+	bfa_assert(nsgpg > mod->free_sgpgs);
+
+	wqe->nsgpg_total = wqe->nsgpg = nsgpg;
+
+	/**
+	 * allocate any left to this one first
+	 */
+	if (mod->free_sgpgs) {
+		/**
+		 * no one else is waiting for SGPG
+		 */
+		bfa_assert(list_empty(&mod->sgpg_wait_q));
+		list_splice_tail_init(&mod->sgpg_q, &wqe->sgpg_q);
+		wqe->nsgpg -= mod->free_sgpgs;
+		mod->free_sgpgs = 0;
+	}
+
+	list_add_tail(&wqe->qe, &mod->sgpg_wait_q);
+}
+
+void
+bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe)
+{
+	struct bfa_sgpg_mod_s *mod = BFA_SGPG_MOD(bfa);
+
+	bfa_assert(bfa_q_is_on_q(&mod->sgpg_wait_q, wqe));
+	list_del(&wqe->qe);
+
+	if (wqe->nsgpg_total != wqe->nsgpg)
+		bfa_sgpg_mfree(bfa, &wqe->sgpg_q,
+				   wqe->nsgpg_total - wqe->nsgpg);
+}
+
+void
+bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe, void (*cbfn) (void *cbarg),
+		   void *cbarg)
+{
+	INIT_LIST_HEAD(&wqe->sgpg_q);
+	wqe->cbfn = cbfn;
+	wqe->cbarg = cbarg;
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_sgpg_priv.h b/drivers/scsi/bfa/bfa_sgpg_priv.h
new file mode 100644
index 000000000000..9c2a8cbe7522
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_sgpg_priv.h
@@ -0,0 +1,79 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  hal_sgpg.h BFA SG page module
+ */
+
+#ifndef __BFA_SGPG_PRIV_H__
+#define __BFA_SGPG_PRIV_H__
+
+#include <cs/bfa_q.h>
+
+#define BFA_SGPG_MIN	(16)
+
+/**
+ * Alignment macro for SG page allocation
+ */
+#define BFA_SGPG_ROUNDUP(_l) (((_l) + (sizeof(struct bfi_sgpg_s) - 1)) \
+			& ~(sizeof(struct bfi_sgpg_s) - 1))
+
+struct bfa_sgpg_wqe_s {
+	struct list_head qe;	/*  queue sg page element	*/
+	int	nsgpg;		/*  pages to be allocated	*/
+	int	nsgpg_total;	/*  total pages required	*/
+	void	(*cbfn) (void *cbarg);
+				/*  callback function		*/
+	void	*cbarg;		/*  callback arg		*/
+	struct list_head sgpg_q;	/*  queue of alloced sgpgs	*/
+};
+
+struct bfa_sgpg_s {
+	struct list_head 	qe;	/*  queue sg page element	*/
+	struct bfi_sgpg_s *sgpg; /*  va of SG page		*/
+	union bfi_addr_u sgpg_pa;/*  pa of SG page		*/
+};
+
+/**
+ * Given number of SG elements, BFA_SGPG_NPAGE() returns the number of
+ * SG pages required.
+ */
+#define BFA_SGPG_NPAGE(_nsges)  (((_nsges) / BFI_SGPG_DATA_SGES) + 1)
+
+struct bfa_sgpg_mod_s {
+	struct bfa_s *bfa;
+	int		num_sgpgs;	/*  number of SG pages		*/
+	int		free_sgpgs;	/*  number of free SG pages	*/
+	struct bfa_sgpg_s *hsgpg_arr;	/*  BFA SG page array	*/
+	struct bfi_sgpg_s *sgpg_arr;	/*  actual SG page array	*/
+	u64	sgpg_arr_pa;	/*  SG page array DMA addr	*/
+	struct list_head sgpg_q;	/*  queue of free SG pages	*/
+	struct list_head sgpg_wait_q; /*  wait queue for SG pages	*/
+};
+#define BFA_SGPG_MOD(__bfa)	(&(__bfa)->modules.sgpg_mod)
+
+bfa_status_t	bfa_sgpg_malloc(struct bfa_s *bfa, struct list_head *sgpg_q,
+								int nsgpgs);
+void		bfa_sgpg_mfree(struct bfa_s *bfa, struct list_head *sgpg_q,
+								int nsgpgs);
+void		bfa_sgpg_winit(struct bfa_sgpg_wqe_s *wqe,
+				   void (*cbfn) (void *cbarg), void *cbarg);
+void		bfa_sgpg_wait(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe,
+								int nsgpgs);
+void		bfa_sgpg_wcancel(struct bfa_s *bfa, struct bfa_sgpg_wqe_s *wqe);
+
+#endif /* __BFA_SGPG_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_sm.c b/drivers/scsi/bfa/bfa_sm.c
new file mode 100644
index 000000000000..5420f4f45e58
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_sm.c
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfasm.c BFA State machine utility functions
+ */
+
+#include <cs/bfa_sm.h>
+
+/**
+ *  cs_sm_api
+ */
+
+int
+bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm)
+{
+	int             i = 0;
+
+	while (smt[i].sm && smt[i].sm != sm)
+		i++;
+	return smt[i].state;
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_timer.c b/drivers/scsi/bfa/bfa_timer.c
new file mode 100644
index 000000000000..cb76481f5cb1
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_timer.c
@@ -0,0 +1,90 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_timer.h>
+#include <cs/bfa_debug.h>
+
+void
+bfa_timer_init(struct bfa_timer_mod_s *mod)
+{
+	INIT_LIST_HEAD(&mod->timer_q);
+}
+
+void
+bfa_timer_beat(struct bfa_timer_mod_s *mod)
+{
+	struct list_head        *qh = &mod->timer_q;
+	struct list_head        *qe, *qe_next;
+	struct bfa_timer_s *elem;
+	struct list_head         timedout_q;
+
+	INIT_LIST_HEAD(&timedout_q);
+
+	qe = bfa_q_next(qh);
+
+	while (qe != qh) {
+		qe_next = bfa_q_next(qe);
+
+		elem = (struct bfa_timer_s *) qe;
+		if (elem->timeout <= BFA_TIMER_FREQ) {
+			elem->timeout = 0;
+			list_del(&elem->qe);
+			list_add_tail(&elem->qe, &timedout_q);
+		} else {
+			elem->timeout -= BFA_TIMER_FREQ;
+		}
+
+		qe = qe_next;	/* go to next elem */
+	}
+
+	/*
+	 * Pop all the timeout entries
+	 */
+	while (!list_empty(&timedout_q)) {
+		bfa_q_deq(&timedout_q, &elem);
+		elem->timercb(elem->arg);
+	}
+}
+
+/**
+ * Should be called with lock protection
+ */
+void
+bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+		    void (*timercb) (void *), void *arg, unsigned int timeout)
+{
+
+	bfa_assert(timercb != NULL);
+	bfa_assert(!bfa_q_is_on_q(&mod->timer_q, timer));
+
+	timer->timeout = timeout;
+	timer->timercb = timercb;
+	timer->arg = arg;
+
+	list_add_tail(&timer->qe, &mod->timer_q);
+}
+
+/**
+ * Should be called with lock protection
+ */
+void
+bfa_timer_stop(struct bfa_timer_s *timer)
+{
+	bfa_assert(!list_empty(&timer->qe));
+
+	list_del(&timer->qe);
+}
diff --git a/drivers/scsi/bfa/bfa_trcmod_priv.h b/drivers/scsi/bfa/bfa_trcmod_priv.h
new file mode 100644
index 000000000000..b3562dce7e9f
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_trcmod_priv.h
@@ -0,0 +1,66 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  hal_trcmod.h BFA trace modules
+ */
+
+#ifndef __BFA_TRCMOD_PRIV_H__
+#define __BFA_TRCMOD_PRIV_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_HAL_IOC		= 1,
+	BFA_TRC_HAL_INTR	= 2,
+	BFA_TRC_HAL_FCXP	= 3,
+	BFA_TRC_HAL_UF		= 4,
+	BFA_TRC_HAL_DIAG	= 5,
+	BFA_TRC_HAL_RPORT	= 6,
+	BFA_TRC_HAL_FCPIM	= 7,
+	BFA_TRC_HAL_IOIM	= 8,
+	BFA_TRC_HAL_TSKIM	= 9,
+	BFA_TRC_HAL_ITNIM	= 10,
+	BFA_TRC_HAL_PPORT	= 11,
+	BFA_TRC_HAL_SGPG	= 12,
+	BFA_TRC_HAL_FLASH	= 13,
+	BFA_TRC_HAL_DEBUG	= 14,
+	BFA_TRC_HAL_WWN		= 15,
+	BFA_TRC_HAL_FLASH_RAW	= 16,
+	BFA_TRC_HAL_SBOOT	= 17,
+	BFA_TRC_HAL_SBOOT_IO	= 18,
+	BFA_TRC_HAL_SBOOT_INTR	= 19,
+	BFA_TRC_HAL_SBTEST	= 20,
+	BFA_TRC_HAL_IPFC	= 21,
+	BFA_TRC_HAL_IOCFC	= 22,
+	BFA_TRC_HAL_FCPTM	= 23,
+	BFA_TRC_HAL_IOTM	= 24,
+	BFA_TRC_HAL_TSKTM	= 25,
+	BFA_TRC_HAL_TIN		= 26,
+	BFA_TRC_HAL_LPS		= 27,
+	BFA_TRC_HAL_FCDIAG	= 28,
+	BFA_TRC_HAL_PBIND	= 29,
+	BFA_TRC_HAL_IOCFC_CT	= 30,
+	BFA_TRC_HAL_IOCFC_CB	= 31,
+	BFA_TRC_HAL_IOCFC_Q	= 32,
+};
+
+#endif /* __BFA_TRCMOD_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfa_tskim.c b/drivers/scsi/bfa/bfa_tskim.c
new file mode 100644
index 000000000000..010d40d1e5d3
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_tskim.c
@@ -0,0 +1,689 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_cb_ioim_macros.h>
+
+BFA_TRC_FILE(HAL, TSKIM);
+
+/**
+ * task management completion handling
+ */
+#define bfa_tskim_qcomp(__tskim, __cbfn) do {			     \
+	bfa_cb_queue((__tskim)->bfa, &(__tskim)->hcb_qe, __cbfn, (__tskim)); \
+	bfa_tskim_notify_comp(__tskim);      \
+} while (0)
+
+#define bfa_tskim_notify_comp(__tskim) do {				     \
+	if ((__tskim)->notify)					     	     \
+		bfa_itnim_tskdone((__tskim)->itnim);      \
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     __bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete);
+static void     __bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete);
+static bfa_boolean_t bfa_tskim_match_scope(struct bfa_tskim_s *tskim,
+					       lun_t lun);
+static void     bfa_tskim_gather_ios(struct bfa_tskim_s *tskim);
+static void     bfa_tskim_cleanp_comp(void *tskim_cbarg);
+static void     bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send(struct bfa_tskim_s *tskim);
+static bfa_boolean_t bfa_tskim_send_abort(struct bfa_tskim_s *tskim);
+static void     bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim);
+
+/**
+ *  bfa_tskim_sm
+ */
+
+enum bfa_tskim_event {
+	BFA_TSKIM_SM_START        = 1,  /*  TM command start            */
+	BFA_TSKIM_SM_DONE         = 2,  /*  TM completion               */
+	BFA_TSKIM_SM_QRESUME      = 3,  /*  resume after qfull          */
+	BFA_TSKIM_SM_HWFAIL       = 5,  /*  IOC h/w failure event       */
+	BFA_TSKIM_SM_HCB          = 6,  /*  BFA callback completion     */
+	BFA_TSKIM_SM_IOS_DONE     = 7,  /*  IO and sub TM completions   */
+	BFA_TSKIM_SM_CLEANUP      = 8,  /*  TM cleanup on ITN offline   */
+	BFA_TSKIM_SM_CLEANUP_DONE = 9,  /*  TM abort completion         */
+};
+
+static void     bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim,
+					enum bfa_tskim_event event);
+static void     bfa_tskim_sm_active(struct bfa_tskim_s *tskim,
+					enum bfa_tskim_event event);
+static void     bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim,
+					 enum bfa_tskim_event event);
+static void     bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim,
+					 enum bfa_tskim_event event);
+static void     bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim,
+				       enum bfa_tskim_event event);
+static void     bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+				       enum bfa_tskim_event event);
+static void     bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim,
+				     enum bfa_tskim_event event);
+
+/**
+ *      Task management command beginning state.
+ */
+static void
+bfa_tskim_sm_uninit(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_START:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+		bfa_tskim_gather_ios(tskim);
+
+		/**
+		 * If device is offline, do not send TM on wire. Just cleanup
+		 * any pending IO requests and complete TM request.
+		 */
+		if (!bfa_itnim_is_online(tskim->itnim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+			tskim->tsk_status = BFI_TSKIM_STS_OK;
+			bfa_tskim_cleanup_ios(tskim);
+			return;
+		}
+
+		if (!bfa_tskim_send(tskim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_qfull);
+			bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+					  &tskim->reqq_wait);
+		}
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * brief
+ *	TM command is active, awaiting completion from firmware to
+ *	cleanup IO requests in TM scope.
+ */
+static void
+bfa_tskim_sm_active(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+		if (!bfa_tskim_send_abort(tskim)) {
+			bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup_qfull);
+			bfa_reqq_wait(tskim->bfa, tskim->itnim->reqq,
+				&tskim->reqq_wait);
+		}
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *	An active TM is being cleaned up since ITN is offline. Awaiting cleanup
+ *	completion event from firmware.
+ */
+static void
+bfa_tskim_sm_cleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		/**
+		 * Ignore and wait for ABORT completion from firmware.
+		 */
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_tskim_sm_iocleanup(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_IOS_DONE:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_done);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		/**
+		 * Ignore, TM command completed on wire.
+		 * Notify TM conmpletion on IO cleanup completion.
+		 */
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      Task management command is waiting for room in request CQ
+ */
+static void
+bfa_tskim_sm_qfull(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_QRESUME:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_active);
+		bfa_tskim_send(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		/**
+		 * No need to send TM on wire since ITN is offline.
+		 */
+		bfa_sm_set_state(tskim, bfa_tskim_sm_iocleanup);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_cleanup_ios(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      Task management command is active, awaiting for room in request CQ
+ *	to send clean up request.
+ */
+static void
+bfa_tskim_sm_cleanup_qfull(struct bfa_tskim_s *tskim,
+		enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_DONE:
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		/**
+		 *
+		 * Fall through !!!
+		 */
+
+	case BFA_TSKIM_SM_QRESUME:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_cleanup);
+		bfa_tskim_send_abort(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_hcb);
+		bfa_reqq_wcancel(&tskim->reqq_wait);
+		bfa_tskim_iocdisable_ios(tskim);
+		bfa_tskim_qcomp(tskim, __bfa_cb_tskim_failed);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *      BFA callback is pending
+ */
+static void
+bfa_tskim_sm_hcb(struct bfa_tskim_s *tskim, enum bfa_tskim_event event)
+{
+	bfa_trc(tskim->bfa, event);
+
+	switch (event) {
+	case BFA_TSKIM_SM_HCB:
+		bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+		bfa_tskim_free(tskim);
+		break;
+
+	case BFA_TSKIM_SM_CLEANUP:
+		bfa_tskim_notify_comp(tskim);
+		break;
+
+	case BFA_TSKIM_SM_HWFAIL:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_private
+ */
+
+static void
+__bfa_cb_tskim_done(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+		return;
+	}
+
+	bfa_stats(tskim->itnim, tm_success);
+	bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk, tskim->tsk_status);
+}
+
+static void
+__bfa_cb_tskim_failed(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	if (!complete) {
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_HCB);
+		return;
+	}
+
+	bfa_stats(tskim->itnim, tm_failures);
+	bfa_cb_tskim_done(tskim->bfa->bfad, tskim->dtsk,
+			   BFI_TSKIM_STS_FAILED);
+}
+
+static          bfa_boolean_t
+bfa_tskim_match_scope(struct bfa_tskim_s *tskim, lun_t lun)
+{
+	switch (tskim->tm_cmnd) {
+	case FCP_TM_TARGET_RESET:
+		return BFA_TRUE;
+
+	case FCP_TM_ABORT_TASK_SET:
+	case FCP_TM_CLEAR_TASK_SET:
+	case FCP_TM_LUN_RESET:
+	case FCP_TM_CLEAR_ACA:
+		return (tskim->lun == lun);
+
+	default:
+		bfa_assert(0);
+	}
+
+	return BFA_FALSE;
+}
+
+/**
+ *      Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_gather_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s *itnim = tskim->itnim;
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	INIT_LIST_HEAD(&tskim->io_q);
+
+	/**
+	 * Gather any active IO requests first.
+	 */
+	list_for_each_safe(qe, qen, &itnim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		if (bfa_tskim_match_scope
+		    (tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &tskim->io_q);
+		}
+	}
+
+	/**
+	 * Failback any pending IO requests immediately.
+	 */
+	list_for_each_safe(qe, qen, &itnim->pending_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		if (bfa_tskim_match_scope
+		    (tskim, bfa_cb_ioim_get_lun(ioim->dio))) {
+			list_del(&ioim->qe);
+			list_add_tail(&ioim->qe, &ioim->fcpim->ioim_comp_q);
+			bfa_ioim_tov(ioim);
+		}
+	}
+}
+
+/**
+ * 		IO cleanup completion
+ */
+static void
+bfa_tskim_cleanp_comp(void *tskim_cbarg)
+{
+	struct bfa_tskim_s *tskim = tskim_cbarg;
+
+	bfa_stats(tskim->itnim, tm_io_comps);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_IOS_DONE);
+}
+
+/**
+ *      Gather affected IO requests and task management commands.
+ */
+static void
+bfa_tskim_cleanup_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	bfa_wc_init(&tskim->wc, bfa_tskim_cleanp_comp, tskim);
+
+	list_for_each_safe(qe, qen, &tskim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_wc_up(&tskim->wc);
+		bfa_ioim_cleanup_tm(ioim, tskim);
+	}
+
+	bfa_wc_wait(&tskim->wc);
+}
+
+/**
+ *      Send task management request to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s *itnim = tskim->itnim;
+	struct bfi_tskim_req_s *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_TM_REQ,
+			bfa_lpuid(tskim->bfa));
+
+	m->tsk_tag = bfa_os_htons(tskim->tsk_tag);
+	m->itn_fhdl = tskim->itnim->rport->fw_handle;
+	m->t_secs = tskim->tsecs;
+	m->lun = tskim->lun;
+	m->tm_flags = tskim->tm_cmnd;
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(tskim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ *      Send abort request to cleanup an active TM to firmware.
+ */
+static bfa_boolean_t
+bfa_tskim_send_abort(struct bfa_tskim_s *tskim)
+{
+	struct bfa_itnim_s             *itnim = tskim->itnim;
+	struct bfi_tskim_abortreq_s    *m;
+
+	/**
+	 * check for room in queue to send request now
+	 */
+	m = bfa_reqq_next(tskim->bfa, itnim->reqq);
+	if (!m)
+		return BFA_FALSE;
+
+	/**
+	 * build i/o request message next
+	 */
+	bfi_h2i_set(m->mh, BFI_MC_TSKIM, BFI_TSKIM_H2I_ABORT_REQ,
+			bfa_lpuid(tskim->bfa));
+
+	m->tsk_tag  = bfa_os_htons(tskim->tsk_tag);
+
+	/**
+	 * queue I/O message to firmware
+	 */
+	bfa_reqq_produce(tskim->bfa, itnim->reqq);
+	return BFA_TRUE;
+}
+
+/**
+ *      Call to resume task management cmnd waiting for room in request queue.
+ */
+static void
+bfa_tskim_qresume(void *cbarg)
+{
+	struct bfa_tskim_s *tskim = cbarg;
+
+	bfa_fcpim_stats(tskim->fcpim, qresumes);
+	bfa_stats(tskim->itnim, tm_qresumes);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_QRESUME);
+}
+
+/**
+ * Cleanup IOs associated with a task mangement command on IOC failures.
+ */
+static void
+bfa_tskim_iocdisable_ios(struct bfa_tskim_s *tskim)
+{
+	struct bfa_ioim_s *ioim;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &tskim->io_q) {
+		ioim = (struct bfa_ioim_s *) qe;
+		bfa_ioim_iocdisable(ioim);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_friend
+ */
+
+/**
+ * Notification on completions from related ioim.
+ */
+void
+bfa_tskim_iodone(struct bfa_tskim_s *tskim)
+{
+	bfa_wc_down(&tskim->wc);
+}
+
+/**
+ * Handle IOC h/w failure notification from itnim.
+ */
+void
+bfa_tskim_iocdisable(struct bfa_tskim_s *tskim)
+{
+	tskim->notify = BFA_FALSE;
+	bfa_stats(tskim->itnim, tm_iocdowns);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_HWFAIL);
+}
+
+/**
+ * Cleanup TM command and associated IOs as part of ITNIM offline.
+ */
+void
+bfa_tskim_cleanup(struct bfa_tskim_s *tskim)
+{
+	tskim->notify = BFA_TRUE;
+	bfa_stats(tskim->itnim, tm_cleanups);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP);
+}
+
+/**
+ *      Memory allocation and initialization.
+ */
+void
+bfa_tskim_attach(struct bfa_fcpim_mod_s *fcpim, struct bfa_meminfo_s *minfo)
+{
+	struct bfa_tskim_s *tskim;
+	u16        i;
+
+	INIT_LIST_HEAD(&fcpim->tskim_free_q);
+
+	tskim = (struct bfa_tskim_s *) bfa_meminfo_kva(minfo);
+	fcpim->tskim_arr = tskim;
+
+	for (i = 0; i < fcpim->num_tskim_reqs; i++, tskim++) {
+		/*
+		 * initialize TSKIM
+		 */
+		bfa_os_memset(tskim, 0, sizeof(struct bfa_tskim_s));
+		tskim->tsk_tag = i;
+		tskim->bfa     = fcpim->bfa;
+		tskim->fcpim   = fcpim;
+		tskim->notify  = BFA_FALSE;
+		bfa_reqq_winit(&tskim->reqq_wait, bfa_tskim_qresume,
+				   tskim);
+		bfa_sm_set_state(tskim, bfa_tskim_sm_uninit);
+
+		list_add_tail(&tskim->qe, &fcpim->tskim_free_q);
+	}
+
+	bfa_meminfo_kva(minfo) = (u8 *) tskim;
+}
+
+void
+bfa_tskim_detach(struct bfa_fcpim_mod_s *fcpim)
+{
+    /**
+     * @todo
+     */
+}
+
+void
+bfa_tskim_isr(struct bfa_s *bfa, struct bfi_msg_s *m)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfi_tskim_rsp_s *rsp = (struct bfi_tskim_rsp_s *) m;
+	struct bfa_tskim_s *tskim;
+	u16        tsk_tag = bfa_os_ntohs(rsp->tsk_tag);
+
+	tskim = BFA_TSKIM_FROM_TAG(fcpim, tsk_tag);
+	bfa_assert(tskim->tsk_tag == tsk_tag);
+
+	tskim->tsk_status = rsp->tsk_status;
+
+	/**
+	 * Firmware sends BFI_TSKIM_STS_ABORTED status for abort
+	 * requests. All other statuses are for normal completions.
+	 */
+	if (rsp->tsk_status == BFI_TSKIM_STS_ABORTED) {
+		bfa_stats(tskim->itnim, tm_cleanup_comps);
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_CLEANUP_DONE);
+	} else {
+		bfa_stats(tskim->itnim, tm_fw_rsps);
+		bfa_sm_send_event(tskim, BFA_TSKIM_SM_DONE);
+	}
+}
+
+
+
+/**
+ *  bfa_tskim_api
+ */
+
+
+struct bfa_tskim_s *
+bfa_tskim_alloc(struct bfa_s *bfa, struct bfad_tskim_s *dtsk)
+{
+	struct bfa_fcpim_mod_s *fcpim = BFA_FCPIM_MOD(bfa);
+	struct bfa_tskim_s *tskim;
+
+	bfa_q_deq(&fcpim->tskim_free_q, &tskim);
+
+	if (!tskim)
+		bfa_fcpim_stats(fcpim, no_tskims);
+	else
+		tskim->dtsk = dtsk;
+
+	return tskim;
+}
+
+void
+bfa_tskim_free(struct bfa_tskim_s *tskim)
+{
+	bfa_assert(bfa_q_is_on_q_func(&tskim->itnim->tsk_q, &tskim->qe));
+	list_del(&tskim->qe);
+	list_add_tail(&tskim->qe, &tskim->fcpim->tskim_free_q);
+}
+
+/**
+ *      Start a task management command.
+ *
+ * @param[in]       tskim       BFA task management command instance
+ * @param[in]       itnim       i-t nexus for the task management command
+ * @param[in]       lun         lun, if applicable
+ * @param[in]       tm_cmnd     Task management command code.
+ * @param[in]       t_secs      Timeout in seconds
+ *
+ * @return None.
+ */
+void
+bfa_tskim_start(struct bfa_tskim_s *tskim, struct bfa_itnim_s *itnim, lun_t lun,
+		    enum fcp_tm_cmnd tm_cmnd, u8 tsecs)
+{
+	tskim->itnim   = itnim;
+	tskim->lun     = lun;
+	tskim->tm_cmnd = tm_cmnd;
+	tskim->tsecs   = tsecs;
+	tskim->notify  = BFA_FALSE;
+	bfa_stats(itnim, tm_cmnds);
+
+	list_add_tail(&tskim->qe, &itnim->tsk_q);
+	bfa_sm_send_event(tskim, BFA_TSKIM_SM_START);
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_uf.c b/drivers/scsi/bfa/bfa_uf.c
new file mode 100644
index 000000000000..ff5f9deb1b22
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_uf.c
@@ -0,0 +1,345 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_uf.c BFA unsolicited frame receive implementation
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_uf.h>
+#include <cs/bfa_debug.h>
+
+BFA_TRC_FILE(HAL, UF);
+BFA_MODULE(uf);
+
+/*
+ *****************************************************************************
+ * Internal functions
+ *****************************************************************************
+ */
+static void
+__bfa_cb_uf_recv(void *cbarg, bfa_boolean_t complete)
+{
+	struct bfa_uf_s   *uf = cbarg;
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(uf->bfa);
+
+	if (complete)
+		ufm->ufrecv(ufm->cbarg, uf);
+}
+
+static void
+claim_uf_pbs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	u32        uf_pb_tot_sz;
+
+	ufm->uf_pbs_kva = (struct bfa_uf_buf_s *) bfa_meminfo_dma_virt(mi);
+	ufm->uf_pbs_pa = bfa_meminfo_dma_phys(mi);
+	uf_pb_tot_sz = BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * ufm->num_ufs),
+							BFA_DMA_ALIGN_SZ);
+
+	bfa_meminfo_dma_virt(mi) += uf_pb_tot_sz;
+	bfa_meminfo_dma_phys(mi) += uf_pb_tot_sz;
+
+	bfa_os_memset((void *)ufm->uf_pbs_kva, 0, uf_pb_tot_sz);
+}
+
+static void
+claim_uf_post_msgs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	struct bfi_uf_buf_post_s *uf_bp_msg;
+	struct bfi_sge_s      *sge;
+	union bfi_addr_u      sga_zero = { {0} };
+	u16        i;
+	u16        buf_len;
+
+	ufm->uf_buf_posts = (struct bfi_uf_buf_post_s *) bfa_meminfo_kva(mi);
+	uf_bp_msg = ufm->uf_buf_posts;
+
+	for (i = 0, uf_bp_msg = ufm->uf_buf_posts; i < ufm->num_ufs;
+	     i++, uf_bp_msg++) {
+		bfa_os_memset(uf_bp_msg, 0, sizeof(struct bfi_uf_buf_post_s));
+
+		uf_bp_msg->buf_tag = i;
+		buf_len = sizeof(struct bfa_uf_buf_s);
+		uf_bp_msg->buf_len = bfa_os_htons(buf_len);
+		bfi_h2i_set(uf_bp_msg->mh, BFI_MC_UF, BFI_UF_H2I_BUF_POST,
+			    bfa_lpuid(ufm->bfa));
+
+		sge = uf_bp_msg->sge;
+		sge[0].sg_len = buf_len;
+		sge[0].flags = BFI_SGE_DATA_LAST;
+		bfa_dma_addr_set(sge[0].sga, ufm_pbs_pa(ufm, i));
+		bfa_sge_to_be(sge);
+
+		sge[1].sg_len = buf_len;
+		sge[1].flags = BFI_SGE_PGDLEN;
+		sge[1].sga = sga_zero;
+		bfa_sge_to_be(&sge[1]);
+	}
+
+	/**
+	 * advance pointer beyond consumed memory
+	 */
+	bfa_meminfo_kva(mi) = (u8 *) uf_bp_msg;
+}
+
+static void
+claim_ufs(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	u16        i;
+	struct bfa_uf_s   *uf;
+
+	/*
+	 * Claim block of memory for UF list
+	 */
+	ufm->uf_list = (struct bfa_uf_s *) bfa_meminfo_kva(mi);
+
+	/*
+	 * Initialize UFs and queue it in UF free queue
+	 */
+	for (i = 0, uf = ufm->uf_list; i < ufm->num_ufs; i++, uf++) {
+		bfa_os_memset(uf, 0, sizeof(struct bfa_uf_s));
+		uf->bfa = ufm->bfa;
+		uf->uf_tag = i;
+		uf->pb_len = sizeof(struct bfa_uf_buf_s);
+		uf->buf_kva = (void *)&ufm->uf_pbs_kva[i];
+		uf->buf_pa = ufm_pbs_pa(ufm, i);
+		list_add_tail(&uf->qe, &ufm->uf_free_q);
+	}
+
+	/**
+	 * advance memory pointer
+	 */
+	bfa_meminfo_kva(mi) = (u8 *) uf;
+}
+
+static void
+uf_mem_claim(struct bfa_uf_mod_s *ufm, struct bfa_meminfo_s *mi)
+{
+	claim_uf_pbs(ufm, mi);
+	claim_ufs(ufm, mi);
+	claim_uf_post_msgs(ufm, mi);
+}
+
+static void
+bfa_uf_meminfo(struct bfa_iocfc_cfg_s *cfg, u32 *ndm_len, u32 *dm_len)
+{
+	u32        num_ufs = cfg->fwcfg.num_uf_bufs;
+
+	/*
+	 * dma-able memory for UF posted bufs
+	 */
+	*dm_len += BFA_ROUNDUP((sizeof(struct bfa_uf_buf_s) * num_ufs),
+							BFA_DMA_ALIGN_SZ);
+
+	/*
+	 * kernel Virtual memory for UFs and UF buf post msg copies
+	 */
+	*ndm_len += sizeof(struct bfa_uf_s) * num_ufs;
+	*ndm_len += sizeof(struct bfi_uf_buf_post_s) * num_ufs;
+}
+
+static void
+bfa_uf_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+		  struct bfa_meminfo_s *meminfo, struct bfa_pcidev_s *pcidev)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+	bfa_os_memset(ufm, 0, sizeof(struct bfa_uf_mod_s));
+	ufm->bfa = bfa;
+	ufm->num_ufs = cfg->fwcfg.num_uf_bufs;
+	INIT_LIST_HEAD(&ufm->uf_free_q);
+	INIT_LIST_HEAD(&ufm->uf_posted_q);
+
+	uf_mem_claim(ufm, meminfo);
+}
+
+static void
+bfa_uf_initdone(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_uf_detach(struct bfa_s *bfa)
+{
+}
+
+static struct bfa_uf_s *
+bfa_uf_get(struct bfa_uf_mod_s *uf_mod)
+{
+	struct bfa_uf_s   *uf;
+
+	bfa_q_deq(&uf_mod->uf_free_q, &uf);
+	return (uf);
+}
+
+static void
+bfa_uf_put(struct bfa_uf_mod_s *uf_mod, struct bfa_uf_s *uf)
+{
+	list_add_tail(&uf->qe, &uf_mod->uf_free_q);
+}
+
+static bfa_status_t
+bfa_uf_post(struct bfa_uf_mod_s *ufm, struct bfa_uf_s *uf)
+{
+	struct bfi_uf_buf_post_s *uf_post_msg;
+
+	uf_post_msg = bfa_reqq_next(ufm->bfa, BFA_REQQ_FCXP);
+	if (!uf_post_msg)
+		return BFA_STATUS_FAILED;
+
+	bfa_os_memcpy(uf_post_msg, &ufm->uf_buf_posts[uf->uf_tag],
+		      sizeof(struct bfi_uf_buf_post_s));
+	bfa_reqq_produce(ufm->bfa, BFA_REQQ_FCXP);
+
+	bfa_trc(ufm->bfa, uf->uf_tag);
+
+	list_add_tail(&uf->qe, &ufm->uf_posted_q);
+	return BFA_STATUS_OK;
+}
+
+static void
+bfa_uf_post_all(struct bfa_uf_mod_s *uf_mod)
+{
+	struct bfa_uf_s   *uf;
+
+	while ((uf = bfa_uf_get(uf_mod)) != NULL) {
+		if (bfa_uf_post(uf_mod, uf) != BFA_STATUS_OK)
+			break;
+	}
+}
+
+static void
+uf_recv(struct bfa_s *bfa, struct bfi_uf_frm_rcvd_s *m)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+	u16        uf_tag = m->buf_tag;
+	struct bfa_uf_buf_s *uf_buf = &ufm->uf_pbs_kva[uf_tag];
+	struct bfa_uf_s   *uf = &ufm->uf_list[uf_tag];
+	u8        *buf = &uf_buf->d[0];
+	struct fchs_s         *fchs;
+
+	m->frm_len = bfa_os_ntohs(m->frm_len);
+	m->xfr_len = bfa_os_ntohs(m->xfr_len);
+
+	fchs = (struct fchs_s *) uf_buf;
+
+	list_del(&uf->qe);	/* dequeue from posted queue */
+
+	uf->data_ptr = buf;
+	uf->data_len = m->xfr_len;
+
+	bfa_assert(uf->data_len >= sizeof(struct fchs_s));
+
+	if (uf->data_len == sizeof(struct fchs_s)) {
+		bfa_plog_fchdr(bfa->plog, BFA_PL_MID_HAL_UF, BFA_PL_EID_RX,
+			       uf->data_len, (struct fchs_s *) buf);
+	} else {
+		u32        pld_w0 = *((u32 *) (buf + sizeof(struct fchs_s)));
+		bfa_plog_fchdr_and_pl(bfa->plog, BFA_PL_MID_HAL_UF,
+				      BFA_PL_EID_RX, uf->data_len,
+				      (struct fchs_s *) buf, pld_w0);
+	}
+
+	bfa_cb_queue(bfa, &uf->hcb_qe, __bfa_cb_uf_recv, uf);
+}
+
+static void
+bfa_uf_stop(struct bfa_s *bfa)
+{
+}
+
+static void
+bfa_uf_iocdisable(struct bfa_s *bfa)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+	struct bfa_uf_s   *uf;
+	struct list_head        *qe, *qen;
+
+	list_for_each_safe(qe, qen, &ufm->uf_posted_q) {
+		uf = (struct bfa_uf_s *) qe;
+		list_del(&uf->qe);
+		bfa_uf_put(ufm, uf);
+	}
+}
+
+static void
+bfa_uf_start(struct bfa_s *bfa)
+{
+	bfa_uf_post_all(BFA_UF_MOD(bfa));
+}
+
+
+
+/**
+ *  bfa_uf_api
+ */
+
+/**
+ * 		Register handler for all unsolicted recieve frames.
+ *
+ * @param[in]	bfa		BFA instance
+ * @param[in]	ufrecv	receive handler function
+ * @param[in]	cbarg	receive handler arg
+ */
+void
+bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv, void *cbarg)
+{
+	struct bfa_uf_mod_s *ufm = BFA_UF_MOD(bfa);
+
+	ufm->ufrecv = ufrecv;
+	ufm->cbarg = cbarg;
+}
+
+/**
+ * 		Free an unsolicited frame back to BFA.
+ *
+ * @param[in]		uf		unsolicited frame to be freed
+ *
+ * @return None
+ */
+void
+bfa_uf_free(struct bfa_uf_s *uf)
+{
+	bfa_uf_put(BFA_UF_MOD(uf->bfa), uf);
+	bfa_uf_post_all(BFA_UF_MOD(uf->bfa));
+}
+
+
+
+/**
+ *  uf_pub BFA uf module public functions
+ */
+
+void
+bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg)
+{
+	bfa_trc(bfa, msg->mhdr.msg_id);
+
+	switch (msg->mhdr.msg_id) {
+	case BFI_UF_I2H_FRM_RCVD:
+		uf_recv(bfa, (struct bfi_uf_frm_rcvd_s *) msg);
+		break;
+
+	default:
+		bfa_trc(bfa, msg->mhdr.msg_id);
+		bfa_assert(0);
+	}
+}
+
+
diff --git a/drivers/scsi/bfa/bfa_uf_priv.h b/drivers/scsi/bfa/bfa_uf_priv.h
new file mode 100644
index 000000000000..bcb490f834f3
--- /dev/null
+++ b/drivers/scsi/bfa/bfa_uf_priv.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_UF_PRIV_H__
+#define __BFA_UF_PRIV_H__
+
+#include <cs/bfa_sm.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_uf.h>
+
+#define BFA_UF_MIN	(4)
+
+struct bfa_uf_mod_s {
+	struct bfa_s *bfa;		/*  back pointer to BFA */
+	struct bfa_uf_s *uf_list;	/*  array of UFs */
+	u16	num_ufs;	/*  num unsolicited rx frames */
+	struct list_head 	uf_free_q;	/*  free UFs */
+	struct list_head 	uf_posted_q;	/*  UFs posted to IOC */
+	struct bfa_uf_buf_s *uf_pbs_kva;	/*  list UF bufs request pld */
+	u64	uf_pbs_pa;	/*  phy addr for UF bufs */
+	struct bfi_uf_buf_post_s *uf_buf_posts;
+					/*  pre-built UF post msgs */
+	bfa_cb_uf_recv_t ufrecv;	/*  uf recv handler function */
+	void		*cbarg;		/*  uf receive handler arg */
+};
+
+#define BFA_UF_MOD(__bfa)	(&(__bfa)->modules.uf_mod)
+
+#define ufm_pbs_pa(_ufmod, _uftag)	\
+	((_ufmod)->uf_pbs_pa + sizeof(struct bfa_uf_buf_s) * (_uftag))
+
+void	bfa_uf_isr(struct bfa_s *bfa, struct bfi_msg_s *msg);
+
+#endif /* __BFA_UF_PRIV_H__ */
diff --git a/drivers/scsi/bfa/bfad.c b/drivers/scsi/bfa/bfad.c
new file mode 100644
index 000000000000..6f2be5abf561
--- /dev/null
+++ b/drivers/scsi/bfa/bfad.c
@@ -0,0 +1,1182 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad.c Linux driver PCI interface module.
+ */
+
+#include <linux/module.h>
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_tm.h"
+#include "bfad_ipfc.h"
+#include "bfad_trcmod.h"
+#include <fcb/bfa_fcb_vf.h>
+#include <fcb/bfa_fcb_rport.h>
+#include <fcb/bfa_fcb_port.h>
+#include <fcb/bfa_fcb.h>
+
+BFA_TRC_FILE(LDRV, BFAD);
+static DEFINE_MUTEX(bfad_mutex);
+LIST_HEAD(bfad_list);
+static int      bfad_inst;
+int bfad_supported_fc4s;
+
+static char     *host_name;
+static char     *os_name;
+static char     *os_patch;
+static int      num_rports;
+static int      num_ios;
+static int      num_tms;
+static int      num_fcxps;
+static int      num_ufbufs;
+static int      reqq_size;
+static int      rspq_size;
+static int      num_sgpgs;
+static int      rport_del_timeout = BFA_FCS_RPORT_DEF_DEL_TIMEOUT;
+static int      bfa_io_max_sge = BFAD_IO_MAX_SGE;
+static int      log_level = BFA_LOG_WARNING;
+static int      ioc_auto_recover = BFA_TRUE;
+static int      ipfc_enable = BFA_FALSE;
+static int      ipfc_mtu = -1;
+int 		bfa_lun_queue_depth = BFAD_LUN_QUEUE_DEPTH;
+int      	bfa_linkup_delay = -1;
+
+module_param(os_name, charp, S_IRUGO | S_IWUSR);
+module_param(os_patch, charp, S_IRUGO | S_IWUSR);
+module_param(host_name, charp, S_IRUGO | S_IWUSR);
+module_param(num_rports, int, S_IRUGO | S_IWUSR);
+module_param(num_ios, int, S_IRUGO | S_IWUSR);
+module_param(num_tms, int, S_IRUGO | S_IWUSR);
+module_param(num_fcxps, int, S_IRUGO | S_IWUSR);
+module_param(num_ufbufs, int, S_IRUGO | S_IWUSR);
+module_param(reqq_size, int, S_IRUGO | S_IWUSR);
+module_param(rspq_size, int, S_IRUGO | S_IWUSR);
+module_param(num_sgpgs, int, S_IRUGO | S_IWUSR);
+module_param(rport_del_timeout, int, S_IRUGO | S_IWUSR);
+module_param(bfa_lun_queue_depth, int, S_IRUGO | S_IWUSR);
+module_param(bfa_io_max_sge, int, S_IRUGO | S_IWUSR);
+module_param(log_level, int, S_IRUGO | S_IWUSR);
+module_param(ioc_auto_recover, int, S_IRUGO | S_IWUSR);
+module_param(ipfc_enable, int, S_IRUGO | S_IWUSR);
+module_param(ipfc_mtu, int, S_IRUGO | S_IWUSR);
+module_param(bfa_linkup_delay, int, S_IRUGO | S_IWUSR);
+
+/*
+ * Stores the module parm num_sgpgs value;
+ * used to reset for bfad next instance.
+ */
+static int num_sgpgs_parm;
+
+static bfa_status_t
+bfad_fc4_probe(struct bfad_s *bfad)
+{
+	int             rc;
+
+	rc = bfad_im_probe(bfad);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	bfad_tm_probe(bfad);
+
+	if (ipfc_enable)
+		bfad_ipfc_probe(bfad);
+ext:
+	return rc;
+}
+
+static void
+bfad_fc4_probe_undo(struct bfad_s *bfad)
+{
+	bfad_im_probe_undo(bfad);
+	bfad_tm_probe_undo(bfad);
+	if (ipfc_enable)
+		bfad_ipfc_probe_undo(bfad);
+}
+
+static void
+bfad_fc4_probe_post(struct bfad_s *bfad)
+{
+	if (bfad->im)
+		bfad_im_probe_post(bfad->im);
+
+	bfad_tm_probe_post(bfad);
+	if (ipfc_enable)
+		bfad_ipfc_probe_post(bfad);
+}
+
+static bfa_status_t
+bfad_fc4_port_new(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+{
+	int             rc = BFA_STATUS_FAILED;
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		rc = bfad_im_port_new(bfad, port);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		rc = bfad_tm_port_new(bfad, port);
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		rc = bfad_ipfc_port_new(bfad, port, port->pvb_type);
+ext:
+	return rc;
+}
+
+static void
+bfad_fc4_port_delete(struct bfad_s *bfad, struct bfad_port_s *port, int roles)
+{
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_delete(bfad, port);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_delete(bfad, port);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_delete(bfad, port);
+}
+
+/**
+ *  BFA callbacks
+ */
+void
+bfad_hcb_comp(void *arg, bfa_status_t status)
+{
+	struct bfad_hal_comp *fcomp = (struct bfad_hal_comp *)arg;
+
+	fcomp->status = status;
+	complete(&fcomp->comp);
+}
+
+/**
+ * bfa_init callback
+ */
+void
+bfa_cb_init(void *drv, bfa_status_t init_status)
+{
+	struct bfad_s  *bfad = drv;
+
+	if (init_status == BFA_STATUS_OK)
+		bfad->bfad_flags |= BFAD_HAL_INIT_DONE;
+
+	complete(&bfad->comp);
+}
+
+
+
+/**
+ *  BFA_FCS callbacks
+ */
+static struct bfad_port_s *
+bfad_get_drv_port(struct bfad_s *bfad, struct bfad_vf_s *vf_drv,
+		  struct bfad_vport_s *vp_drv)
+{
+	return ((vp_drv) ? (&(vp_drv)->drv_port)
+		: ((vf_drv) ? (&(vf_drv)->base_port) : (&(bfad)->pport)));
+}
+
+struct bfad_port_s *
+bfa_fcb_port_new(struct bfad_s *bfad, struct bfa_fcs_port_s *port,
+		 enum bfa_port_role roles, struct bfad_vf_s *vf_drv,
+		 struct bfad_vport_s *vp_drv)
+{
+	bfa_status_t    rc;
+	struct bfad_port_s *port_drv;
+
+	if (!vp_drv && !vf_drv) {
+		port_drv = &bfad->pport;
+		port_drv->pvb_type = BFAD_PORT_PHYS_BASE;
+	} else if (!vp_drv && vf_drv) {
+		port_drv = &vf_drv->base_port;
+		port_drv->pvb_type = BFAD_PORT_VF_BASE;
+	} else if (vp_drv && !vf_drv) {
+		port_drv = &vp_drv->drv_port;
+		port_drv->pvb_type = BFAD_PORT_PHYS_VPORT;
+	} else {
+		port_drv = &vp_drv->drv_port;
+		port_drv->pvb_type = BFAD_PORT_VF_VPORT;
+	}
+
+	port_drv->fcs_port = port;
+	port_drv->roles = roles;
+	rc = bfad_fc4_port_new(bfad, port_drv, roles);
+	if (rc != BFA_STATUS_OK) {
+		bfad_fc4_port_delete(bfad, port_drv, roles);
+		port_drv = NULL;
+	}
+
+	return port_drv;
+}
+
+void
+bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles,
+		    struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv;
+
+	/*
+	 * this will be only called from rmmod context
+	 */
+	if (vp_drv && !vp_drv->comp_del) {
+		port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+		bfa_trc(bfad, roles);
+		bfad_fc4_port_delete(bfad, port_drv, roles);
+	}
+}
+
+void
+bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles,
+		    struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_online(bfad, port_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_online(bfad, port_drv);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_online(bfad, port_drv);
+
+	bfad->bfad_flags |= BFAD_PORT_ONLINE;
+}
+
+void
+bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles,
+		     struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv)
+{
+	struct bfad_port_s *port_drv = bfad_get_drv_port(bfad, vf_drv, vp_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_IM)
+		bfad_im_port_offline(bfad, port_drv);
+
+	if (roles & BFA_PORT_ROLE_FCP_TM)
+		bfad_tm_port_offline(bfad, port_drv);
+
+	if ((roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable)
+		bfad_ipfc_port_offline(bfad, port_drv);
+}
+
+void
+bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv)
+{
+	if (vport_drv->comp_del) {
+		complete(vport_drv->comp_del);
+		return;
+	}
+
+	kfree(vport_drv);
+}
+
+/**
+ * FCS RPORT alloc callback, after successful PLOGI by FCS
+ */
+bfa_status_t
+bfa_fcb_rport_alloc(struct bfad_s *bfad, struct bfa_fcs_rport_s **rport,
+		    struct bfad_rport_s **rport_drv)
+{
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	*rport_drv = kzalloc(sizeof(struct bfad_rport_s), GFP_ATOMIC);
+	if (*rport_drv == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	*rport = &(*rport_drv)->fcs_rport;
+
+ext:
+	return rc;
+}
+
+
+
+void
+bfad_hal_mem_release(struct bfad_s *bfad)
+{
+	int             i;
+	struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+	struct bfa_mem_elem_s *meminfo_elem;
+
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		meminfo_elem = &hal_meminfo->meminfo[i];
+		if (meminfo_elem->kva != NULL) {
+			switch (meminfo_elem->mem_type) {
+			case BFA_MEM_TYPE_KVA:
+				vfree(meminfo_elem->kva);
+				break;
+			case BFA_MEM_TYPE_DMA:
+				dma_free_coherent(&bfad->pcidev->dev,
+						meminfo_elem->mem_len,
+						meminfo_elem->kva,
+						(dma_addr_t) meminfo_elem->dma);
+				break;
+			default:
+				bfa_assert(0);
+				break;
+			}
+		}
+	}
+
+	memset(hal_meminfo, 0, sizeof(struct bfa_meminfo_s));
+}
+
+void
+bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg)
+{
+	if (num_rports > 0)
+		bfa_cfg->fwcfg.num_rports = num_rports;
+	if (num_ios > 0)
+		bfa_cfg->fwcfg.num_ioim_reqs = num_ios;
+	if (num_tms > 0)
+		bfa_cfg->fwcfg.num_tskim_reqs = num_tms;
+	if (num_fcxps > 0)
+		bfa_cfg->fwcfg.num_fcxp_reqs = num_fcxps;
+	if (num_ufbufs > 0)
+		bfa_cfg->fwcfg.num_uf_bufs = num_ufbufs;
+	if (reqq_size > 0)
+		bfa_cfg->drvcfg.num_reqq_elems = reqq_size;
+	if (rspq_size > 0)
+		bfa_cfg->drvcfg.num_rspq_elems = rspq_size;
+	if (num_sgpgs > 0)
+		bfa_cfg->drvcfg.num_sgpgs = num_sgpgs;
+
+	/*
+	 * populate the hal values back to the driver for sysfs use.
+	 * otherwise, the default values will be shown as 0 in sysfs
+	 */
+	num_rports = bfa_cfg->fwcfg.num_rports;
+	num_ios    = bfa_cfg->fwcfg.num_ioim_reqs;
+	num_tms	   = bfa_cfg->fwcfg.num_tskim_reqs;
+	num_fcxps  = bfa_cfg->fwcfg.num_fcxp_reqs;
+	num_ufbufs = bfa_cfg->fwcfg.num_uf_bufs;
+	reqq_size  = bfa_cfg->drvcfg.num_reqq_elems;
+	rspq_size  = bfa_cfg->drvcfg.num_rspq_elems;
+	num_sgpgs  = bfa_cfg->drvcfg.num_sgpgs;
+}
+
+bfa_status_t
+bfad_hal_mem_alloc(struct bfad_s *bfad)
+{
+	struct bfa_meminfo_s *hal_meminfo = &bfad->meminfo;
+	struct bfa_mem_elem_s *meminfo_elem;
+	bfa_status_t    rc = BFA_STATUS_OK;
+	dma_addr_t      phys_addr;
+	int             retry_count = 0;
+	int             reset_value = 1;
+	int             min_num_sgpgs = 512;
+	void           *kva;
+	int             i;
+
+	bfa_cfg_get_default(&bfad->ioc_cfg);
+
+retry:
+	bfad_update_hal_cfg(&bfad->ioc_cfg);
+	bfad->cfg_data.ioc_queue_depth = bfad->ioc_cfg.fwcfg.num_ioim_reqs;
+	bfa_cfg_get_meminfo(&bfad->ioc_cfg, hal_meminfo);
+
+	for (i = 0; i < BFA_MEM_TYPE_MAX; i++) {
+		meminfo_elem = &hal_meminfo->meminfo[i];
+		switch (meminfo_elem->mem_type) {
+		case BFA_MEM_TYPE_KVA:
+			kva = vmalloc(meminfo_elem->mem_len);
+			if (kva == NULL) {
+				bfad_hal_mem_release(bfad);
+				rc = BFA_STATUS_ENOMEM;
+				goto ext;
+			}
+			memset(kva, 0, meminfo_elem->mem_len);
+			meminfo_elem->kva = kva;
+			break;
+		case BFA_MEM_TYPE_DMA:
+			kva = dma_alloc_coherent(&bfad->pcidev->dev,
+					meminfo_elem->mem_len,
+					&phys_addr, GFP_KERNEL);
+			if (kva == NULL) {
+				bfad_hal_mem_release(bfad);
+				/*
+				 * If we cannot allocate with default
+				 * num_sgpages try with half the value.
+				 */
+				if (num_sgpgs > min_num_sgpgs) {
+					printk(KERN_INFO "bfad[%d]: memory"
+						" allocation failed with"
+						" num_sgpgs: %d\n",
+						bfad->inst_no, num_sgpgs);
+					nextLowerInt(&num_sgpgs);
+					printk(KERN_INFO "bfad[%d]: trying to"
+						" allocate memory with"
+						" num_sgpgs: %d\n",
+						bfad->inst_no, num_sgpgs);
+					retry_count++;
+					goto retry;
+				} else {
+					if (num_sgpgs_parm > 0)
+						num_sgpgs = num_sgpgs_parm;
+					else {
+						reset_value =
+							(1 << retry_count);
+						num_sgpgs *= reset_value;
+					}
+					rc = BFA_STATUS_ENOMEM;
+					goto ext;
+				}
+			}
+
+			if (num_sgpgs_parm > 0)
+				num_sgpgs = num_sgpgs_parm;
+			else {
+				reset_value = (1 << retry_count);
+				num_sgpgs *= reset_value;
+			}
+
+			memset(kva, 0, meminfo_elem->mem_len);
+			meminfo_elem->kva = kva;
+			meminfo_elem->dma = phys_addr;
+			break;
+		default:
+			break;
+
+		}
+	}
+ext:
+	return rc;
+}
+
+/**
+ * Create a vport under a vf.
+ */
+bfa_status_t
+bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+		  struct bfa_port_cfg_s *port_cfg)
+{
+	struct bfad_vport_s *vport;
+	int             rc = BFA_STATUS_OK;
+	unsigned long   flags;
+	struct completion fcomp;
+
+	vport = kzalloc(sizeof(struct bfad_vport_s), GFP_KERNEL);
+	if (!vport) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	vport->drv_port.bfad = bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_fcs_vport_create(&vport->fcs_vport, &bfad->bfa_fcs, vf_id,
+				  port_cfg, vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (rc != BFA_STATUS_OK)
+		goto ext_free_vport;
+
+	if (port_cfg->roles & BFA_PORT_ROLE_FCP_IM) {
+		rc = bfad_im_scsi_host_alloc(bfad, vport->drv_port.im_port);
+		if (rc != BFA_STATUS_OK)
+			goto ext_free_fcs_vport;
+	}
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_vport_start(&vport->fcs_vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	return BFA_STATUS_OK;
+
+ext_free_fcs_vport:
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	vport->comp_del = &fcomp;
+	init_completion(vport->comp_del);
+	bfa_fcs_vport_delete(&vport->fcs_vport);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(vport->comp_del);
+ext_free_vport:
+	kfree(vport);
+ext:
+	return rc;
+}
+
+/**
+ * Create a vf and its base vport implicitely.
+ */
+bfa_status_t
+bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+	       struct bfa_port_cfg_s *port_cfg)
+{
+	struct bfad_vf_s *vf;
+	int             rc = BFA_STATUS_OK;
+
+	vf = kzalloc(sizeof(struct bfad_vf_s), GFP_KERNEL);
+	if (!vf) {
+		rc = BFA_STATUS_FAILED;
+		goto ext;
+	}
+
+	rc = bfa_fcs_vf_create(&vf->fcs_vf, &bfad->bfa_fcs, vf_id, port_cfg,
+			       vf);
+	if (rc != BFA_STATUS_OK)
+		kfree(vf);
+ext:
+	return rc;
+}
+
+void
+bfad_bfa_tmo(unsigned long data)
+{
+	struct bfad_s  *bfad = (struct bfad_s *)data;
+	unsigned long   flags;
+	struct list_head  doneq;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	bfa_timer_tick(&bfad->bfa);
+
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+	mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+void
+bfad_init_timer(struct bfad_s *bfad)
+{
+	init_timer(&bfad->hal_tmo);
+	bfad->hal_tmo.function = bfad_bfa_tmo;
+	bfad->hal_tmo.data = (unsigned long)bfad;
+
+	mod_timer(&bfad->hal_tmo, jiffies + msecs_to_jiffies(BFA_TIMER_FREQ));
+}
+
+int
+bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+	unsigned long   bar0_len;
+	int             rc = -ENODEV;
+
+	if (pci_enable_device(pdev)) {
+		BFA_PRINTF(BFA_ERR, "pci_enable_device fail %p\n", pdev);
+		goto out;
+	}
+
+	if (pci_request_regions(pdev, BFAD_DRIVER_NAME))
+		goto out_disable_device;
+
+	pci_set_master(pdev);
+
+
+	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(64)) != 0)
+		if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) != 0) {
+			BFA_PRINTF(BFA_ERR, "pci_set_dma_mask fail %p\n", pdev);
+			goto out_release_region;
+		}
+
+	bfad->pci_bar0_map = pci_resource_start(pdev, 0);
+	bar0_len = pci_resource_len(pdev, 0);
+	bfad->pci_bar0_kva = ioremap(bfad->pci_bar0_map, bar0_len);
+
+	if (bfad->pci_bar0_kva == NULL) {
+		BFA_PRINTF(BFA_ERR, "Fail to map bar0\n");
+		goto out_release_region;
+	}
+
+	bfad->hal_pcidev.pci_slot = PCI_SLOT(pdev->devfn);
+	bfad->hal_pcidev.pci_func = PCI_FUNC(pdev->devfn);
+	bfad->hal_pcidev.pci_bar_kva = bfad->pci_bar0_kva;
+	bfad->hal_pcidev.device_id = pdev->device;
+	bfad->pci_name = pci_name(pdev);
+
+	bfad->pci_attr.vendor_id = pdev->vendor;
+	bfad->pci_attr.device_id = pdev->device;
+	bfad->pci_attr.ssid = pdev->subsystem_device;
+	bfad->pci_attr.ssvid = pdev->subsystem_vendor;
+	bfad->pci_attr.pcifn = PCI_FUNC(pdev->devfn);
+
+	bfad->pcidev = pdev;
+	return 0;
+
+out_release_region:
+	pci_release_regions(pdev);
+out_disable_device:
+	pci_disable_device(pdev);
+out:
+	return rc;
+}
+
+void
+bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad)
+{
+#if defined(__ia64__)
+	pci_iounmap(pdev, bfad->pci_bar0_kva);
+#else
+	iounmap(bfad->pci_bar0_kva);
+#endif
+	pci_release_regions(pdev);
+	pci_disable_device(pdev);
+	pci_set_drvdata(pdev, NULL);
+}
+
+void
+bfad_fcs_port_cfg(struct bfad_s *bfad)
+{
+	struct bfa_port_cfg_s port_cfg;
+	struct bfa_pport_attr_s attr;
+	char            symname[BFA_SYMNAME_MAXLEN];
+
+	sprintf(symname, "%s-%d", BFAD_DRIVER_NAME, bfad->inst_no);
+	memcpy(port_cfg.sym_name.symname, symname, strlen(symname));
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+	port_cfg.nwwn = attr.nwwn;
+	port_cfg.pwwn = attr.pwwn;
+
+	bfa_fcs_cfg_base_port(&bfad->bfa_fcs, &port_cfg);
+}
+
+bfa_status_t
+bfad_drv_init(struct bfad_s *bfad)
+{
+	bfa_status_t    rc;
+	unsigned long   flags;
+	struct bfa_fcs_driver_info_s driver_info;
+	int             i;
+
+	bfad->cfg_data.rport_del_timeout = rport_del_timeout;
+	bfad->cfg_data.lun_queue_depth = bfa_lun_queue_depth;
+	bfad->cfg_data.io_max_sge = bfa_io_max_sge;
+	bfad->cfg_data.binding_method = FCP_PWWN_BINDING;
+
+	rc = bfad_hal_mem_alloc(bfad);
+	if (rc != BFA_STATUS_OK) {
+		printk(KERN_WARNING "bfad%d bfad_hal_mem_alloc failure\n",
+		       bfad->inst_no);
+		printk(KERN_WARNING
+			"Not enough memory to attach all Brocade HBA ports,"
+			" System may need more memory.\n");
+		goto out_hal_mem_alloc_failure;
+	}
+
+	bfa_init_log(&bfad->bfa, bfad->logmod);
+	bfa_init_trc(&bfad->bfa, bfad->trcmod);
+	bfa_init_aen(&bfad->bfa, bfad->aen);
+	INIT_LIST_HEAD(&bfad->file_q);
+	INIT_LIST_HEAD(&bfad->file_free_q);
+	for (i = 0; i < BFAD_AEN_MAX_APPS; i++) {
+		bfa_q_qe_init(&bfad->file_buf[i].qe);
+		list_add_tail(&bfad->file_buf[i].qe, &bfad->file_free_q);
+	}
+	bfa_init_plog(&bfad->bfa, &bfad->plog_buf);
+	bfa_plog_init(&bfad->plog_buf);
+	bfa_plog_str(&bfad->plog_buf, BFA_PL_MID_DRVR, BFA_PL_EID_DRIVER_START,
+		     0, "Driver Attach");
+
+	bfa_attach(&bfad->bfa, bfad, &bfad->ioc_cfg, &bfad->meminfo,
+		   &bfad->hal_pcidev);
+
+	init_completion(&bfad->comp);
+
+	/*
+	 * Enable Interrupt and wait bfa_init completion
+	 */
+	if (bfad_setup_intr(bfad)) {
+		printk(KERN_WARNING "bfad%d: bfad_setup_intr failed\n",
+		       bfad->inst_no);
+		goto out_setup_intr_failure;
+	}
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_init(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	/*
+	 * Set up interrupt handler for each vectors
+	 */
+	if ((bfad->bfad_flags & BFAD_MSIX_ON)
+	    && bfad_install_msix_handler(bfad)) {
+		printk(KERN_WARNING "%s: install_msix failed, bfad%d\n",
+		       __FUNCTION__, bfad->inst_no);
+	}
+
+	bfad_init_timer(bfad);
+
+	wait_for_completion(&bfad->comp);
+
+	memset(&driver_info, 0, sizeof(driver_info));
+	strncpy(driver_info.version, BFAD_DRIVER_VERSION,
+		sizeof(driver_info.version) - 1);
+	if (host_name)
+		strncpy(driver_info.host_machine_name, host_name,
+			sizeof(driver_info.host_machine_name) - 1);
+	if (os_name)
+		strncpy(driver_info.host_os_name, os_name,
+			sizeof(driver_info.host_os_name) - 1);
+	if (os_patch)
+		strncpy(driver_info.host_os_patch, os_patch,
+			sizeof(driver_info.host_os_patch) - 1);
+
+	strncpy(driver_info.os_device_name, bfad->pci_name,
+		sizeof(driver_info.os_device_name - 1));
+
+	/*
+	 * FCS INIT
+	 */
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_log_init(&bfad->bfa_fcs, bfad->logmod);
+	bfa_fcs_trc_init(&bfad->bfa_fcs, bfad->trcmod);
+	bfa_fcs_aen_init(&bfad->bfa_fcs, bfad->aen);
+	bfa_fcs_init(&bfad->bfa_fcs, &bfad->bfa, bfad, BFA_FALSE);
+	bfa_fcs_driver_info_init(&bfad->bfa_fcs, &driver_info);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	bfad->bfad_flags |= BFAD_DRV_INIT_DONE;
+	return BFA_STATUS_OK;
+
+out_setup_intr_failure:
+	bfa_detach(&bfad->bfa);
+	bfad_hal_mem_release(bfad);
+out_hal_mem_alloc_failure:
+	return BFA_STATUS_FAILED;
+}
+
+void
+bfad_drv_uninit(struct bfad_s *bfad)
+{
+	del_timer_sync(&bfad->hal_tmo);
+	bfa_isr_disable(&bfad->bfa);
+	bfa_detach(&bfad->bfa);
+	bfad_remove_intr(bfad);
+	bfa_assert(list_empty(&bfad->file_q));
+	bfad_hal_mem_release(bfad);
+}
+
+void
+bfad_drv_start(struct bfad_s *bfad)
+{
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_start(&bfad->bfa);
+	bfa_fcs_start(&bfad->bfa_fcs);
+	bfad->bfad_flags |= BFAD_HAL_START_DONE;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	bfad_fc4_probe_post(bfad);
+}
+
+void
+bfad_drv_stop(struct bfad_s *bfad)
+{
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	init_completion(&bfad->comp);
+	bfad->pport.flags |= BFAD_PORT_DELETE;
+	bfa_fcs_exit(&bfad->bfa_fcs);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(&bfad->comp);
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	init_completion(&bfad->comp);
+	bfa_stop(&bfad->bfa);
+	bfad->bfad_flags &= ~BFAD_HAL_START_DONE;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	wait_for_completion(&bfad->comp);
+}
+
+bfa_status_t
+bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role)
+{
+	int             rc = BFA_STATUS_OK;
+
+	/*
+	 * Allocate scsi_host for the physical port
+	 */
+	if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
+	    && (role & BFA_PORT_ROLE_FCP_IM)) {
+		if (bfad->pport.im_port == NULL) {
+			rc = BFA_STATUS_FAILED;
+			goto out;
+		}
+
+		rc = bfad_im_scsi_host_alloc(bfad, bfad->pport.im_port);
+		if (rc != BFA_STATUS_OK)
+			goto out;
+
+		bfad->pport.roles |= BFA_PORT_ROLE_FCP_IM;
+	}
+
+	bfad->bfad_flags |= BFAD_CFG_PPORT_DONE;
+
+out:
+	return rc;
+}
+
+void
+bfad_uncfg_pport(struct bfad_s *bfad)
+{
+	if ((bfad->pport.roles & BFA_PORT_ROLE_FCP_IPFC) && ipfc_enable) {
+		bfad_ipfc_port_delete(bfad, &bfad->pport);
+		bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IPFC;
+	}
+
+	if ((bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IM)
+	    && (bfad->pport.roles & BFA_PORT_ROLE_FCP_IM)) {
+		bfad_im_scsi_host_free(bfad, bfad->pport.im_port);
+		bfad_im_port_clean(bfad->pport.im_port);
+		kfree(bfad->pport.im_port);
+		bfad->pport.roles &= ~BFA_PORT_ROLE_FCP_IM;
+	}
+
+	bfad->bfad_flags &= ~BFAD_CFG_PPORT_DONE;
+}
+
+void
+bfad_drv_log_level_set(struct bfad_s *bfad)
+{
+	if (log_level > BFA_LOG_INVALID && log_level <= BFA_LOG_LEVEL_MAX)
+		bfa_log_set_level_all(&bfad->log_data, log_level);
+}
+
+ /*
+  *  PCI_entry PCI driver entries * {
+  */
+
+/**
+ * PCI probe entry.
+ */
+int
+bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid)
+{
+	struct bfad_s  *bfad;
+	int             error = -ENODEV, retval;
+	char            buf[16];
+
+	/*
+	 * For single port cards - only claim function 0
+	 */
+	if ((pdev->device == BFA_PCI_DEVICE_ID_FC_8G1P)
+	    && (PCI_FUNC(pdev->devfn) != 0))
+		return -ENODEV;
+
+	BFA_TRACE(BFA_INFO, "bfad_pci_probe entry");
+
+	bfad = kzalloc(sizeof(struct bfad_s), GFP_KERNEL);
+	if (!bfad) {
+		error = -ENOMEM;
+		goto out;
+	}
+
+	bfad->trcmod = kzalloc(sizeof(struct bfa_trc_mod_s), GFP_KERNEL);
+	if (!bfad->trcmod) {
+		printk(KERN_WARNING "Error alloc trace buffer!\n");
+		error = -ENOMEM;
+		goto out_alloc_trace_failure;
+	}
+
+	/*
+	 * LOG/TRACE INIT
+	 */
+	bfa_trc_init(bfad->trcmod);
+	bfa_trc(bfad, bfad_inst);
+
+	bfad->logmod = &bfad->log_data;
+	sprintf(buf, "%d", bfad_inst);
+	bfa_log_init(bfad->logmod, buf, bfa_os_printf);
+
+	bfad_drv_log_level_set(bfad);
+
+	bfad->aen = &bfad->aen_buf;
+
+	if (!(bfad_load_fwimg(pdev))) {
+		printk(KERN_WARNING "bfad_load_fwimg failure!\n");
+		kfree(bfad->trcmod);
+		goto out_alloc_trace_failure;
+	}
+
+	retval = bfad_pci_init(pdev, bfad);
+	if (retval) {
+		printk(KERN_WARNING "bfad_pci_init failure!\n");
+		error = retval;
+		goto out_pci_init_failure;
+	}
+
+	mutex_lock(&bfad_mutex);
+	bfad->inst_no = bfad_inst++;
+	list_add_tail(&bfad->list_entry, &bfad_list);
+	mutex_unlock(&bfad_mutex);
+
+	spin_lock_init(&bfad->bfad_lock);
+	pci_set_drvdata(pdev, bfad);
+
+	bfad->ref_count = 0;
+	bfad->pport.bfad = bfad;
+
+	retval = bfad_drv_init(bfad);
+	if (retval != BFA_STATUS_OK)
+		goto out_drv_init_failure;
+	if (!(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+		printk(KERN_WARNING "bfad%d: hal init failed\n", bfad->inst_no);
+		goto ok;
+	}
+
+	/*
+	 * PPORT FCS config
+	 */
+	bfad_fcs_port_cfg(bfad);
+
+	retval = bfad_cfg_pport(bfad, BFA_PORT_ROLE_FCP_IM);
+	if (retval != BFA_STATUS_OK)
+		goto out_cfg_pport_failure;
+
+	/*
+	 * BFAD level FC4 (IM/TM/IPFC) specific resource allocation
+	 */
+	retval = bfad_fc4_probe(bfad);
+	if (retval != BFA_STATUS_OK) {
+		printk(KERN_WARNING "bfad_fc4_probe failed\n");
+		goto out_fc4_probe_failure;
+	}
+
+	bfad_drv_start(bfad);
+
+	/*
+	 * If bfa_linkup_delay is set to -1 default; try to retrive the
+	 * value using the bfad_os_get_linkup_delay(); else use the
+	 * passed in module param value as the bfa_linkup_delay.
+	 */
+	if (bfa_linkup_delay < 0) {
+		bfa_linkup_delay = bfad_os_get_linkup_delay(bfad);
+		bfad_os_rport_online_wait(bfad);
+		bfa_linkup_delay = -1;
+	} else {
+		bfad_os_rport_online_wait(bfad);
+	}
+
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_DEVICE_CLAIMED, bfad->pci_name);
+ok:
+	return 0;
+
+out_fc4_probe_failure:
+	bfad_fc4_probe_undo(bfad);
+	bfad_uncfg_pport(bfad);
+out_cfg_pport_failure:
+	bfad_drv_uninit(bfad);
+out_drv_init_failure:
+	mutex_lock(&bfad_mutex);
+	bfad_inst--;
+	list_del(&bfad->list_entry);
+	mutex_unlock(&bfad_mutex);
+	bfad_pci_uninit(pdev, bfad);
+out_pci_init_failure:
+	kfree(bfad->trcmod);
+out_alloc_trace_failure:
+	kfree(bfad);
+out:
+	return error;
+}
+
+/**
+ * PCI remove entry.
+ */
+void
+bfad_pci_remove(struct pci_dev *pdev)
+{
+	struct bfad_s  *bfad = pci_get_drvdata(pdev);
+	unsigned long   flags;
+
+	bfa_trc(bfad, bfad->inst_no);
+
+	if ((bfad->bfad_flags & BFAD_DRV_INIT_DONE)
+	    && !(bfad->bfad_flags & BFAD_HAL_INIT_DONE)) {
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		init_completion(&bfad->comp);
+		bfa_stop(&bfad->bfa);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		wait_for_completion(&bfad->comp);
+
+		bfad_remove_intr(bfad);
+		del_timer_sync(&bfad->hal_tmo);
+		goto hal_detach;
+	} else if (!(bfad->bfad_flags & BFAD_DRV_INIT_DONE)) {
+		goto remove_sysfs;
+	}
+
+	if (bfad->bfad_flags & BFAD_HAL_START_DONE)
+		bfad_drv_stop(bfad);
+
+	bfad_remove_intr(bfad);
+
+	del_timer_sync(&bfad->hal_tmo);
+	bfad_fc4_probe_undo(bfad);
+
+	if (bfad->bfad_flags & BFAD_CFG_PPORT_DONE)
+		bfad_uncfg_pport(bfad);
+
+hal_detach:
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_detach(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	bfad_hal_mem_release(bfad);
+remove_sysfs:
+
+	mutex_lock(&bfad_mutex);
+	bfad_inst--;
+	list_del(&bfad->list_entry);
+	mutex_unlock(&bfad_mutex);
+	bfad_pci_uninit(pdev, bfad);
+
+	kfree(bfad->trcmod);
+	kfree(bfad);
+}
+
+
+static struct pci_device_id bfad_id_table[] = {
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_FC_8G2P,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 },
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_FC_8G1P,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 },
+	{
+	 .vendor = BFA_PCI_VENDOR_ID_BROCADE,
+	 .device = BFA_PCI_DEVICE_ID_CT,
+	 .subvendor = PCI_ANY_ID,
+	 .subdevice = PCI_ANY_ID,
+	 .class = (PCI_CLASS_SERIAL_FIBER << 8),
+	 .class_mask = ~0,
+	 },
+
+	{0, 0},
+};
+
+MODULE_DEVICE_TABLE(pci, bfad_id_table);
+
+static struct pci_driver bfad_pci_driver = {
+	.name = BFAD_DRIVER_NAME,
+	.id_table = bfad_id_table,
+	.probe = bfad_pci_probe,
+	.remove = __devexit_p(bfad_pci_remove),
+};
+
+/**
+ *  Linux driver module functions
+ */
+bfa_status_t
+bfad_fc4_module_init(void)
+{
+	int             rc;
+
+	rc = bfad_im_module_init();
+	if (rc != BFA_STATUS_OK)
+		goto ext;
+
+	bfad_tm_module_init();
+	if (ipfc_enable)
+		bfad_ipfc_module_init();
+ext:
+	return rc;
+}
+
+void
+bfad_fc4_module_exit(void)
+{
+	if (ipfc_enable)
+		bfad_ipfc_module_exit();
+	bfad_tm_module_exit();
+	bfad_im_module_exit();
+}
+
+/**
+ * Driver module init.
+ */
+static int      __init
+bfad_init(void)
+{
+	int             error = 0;
+
+	printk(KERN_INFO "Brocade BFA FC/FCOE SCSI driver - version: %s\n",
+	       BFAD_DRIVER_VERSION);
+
+	if (num_sgpgs > 0)
+		num_sgpgs_parm = num_sgpgs;
+
+	error = bfad_fc4_module_init();
+	if (error) {
+		error = -ENOMEM;
+		printk(KERN_WARNING "bfad_fc4_module_init failure\n");
+		goto ext;
+	}
+
+	if (!strcmp(FCPI_NAME, " fcpim"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IM;
+	if (!strcmp(FCPT_NAME, " fcptm"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_TM;
+	if (!strcmp(IPFC_NAME, " ipfc"))
+		bfad_supported_fc4s |= BFA_PORT_ROLE_FCP_IPFC;
+
+	bfa_ioc_auto_recover(ioc_auto_recover);
+	bfa_fcs_rport_set_del_timeout(rport_del_timeout);
+	error = pci_register_driver(&bfad_pci_driver);
+
+	if (error) {
+		printk(KERN_WARNING "bfad pci_register_driver failure\n");
+		goto ext;
+	}
+
+	return 0;
+
+ext:
+	bfad_fc4_module_exit();
+	return error;
+}
+
+/**
+ * Driver module exit.
+ */
+static void     __exit
+bfad_exit(void)
+{
+	pci_unregister_driver(&bfad_pci_driver);
+	bfad_fc4_module_exit();
+	bfad_free_fwimg();
+}
+
+#define BFAD_PROTO_NAME FCPI_NAME FCPT_NAME IPFC_NAME
+
+module_init(bfad_init);
+module_exit(bfad_exit);
+MODULE_LICENSE("GPL");
+MODULE_DESCRIPTION("Brocade Fibre Channel HBA Driver" BFAD_PROTO_NAME);
+MODULE_AUTHOR("Brocade Communications Systems, Inc.");
+MODULE_VERSION(BFAD_DRIVER_VERSION);
+
+
diff --git a/drivers/scsi/bfa/bfad_attr.c b/drivers/scsi/bfa/bfad_attr.c
new file mode 100644
index 000000000000..9129ae3040ff
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_attr.c
@@ -0,0 +1,649 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_attr.c Linux driver configuration interface module.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_trcmod.h"
+#include "bfad_attr.h"
+
+/**
+ *  FC_transport_template FC transport template
+ */
+
+/**
+ * FC transport template entry, get SCSI target port ID.
+ */
+void
+bfad_im_get_starget_port_id(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u32        fc_id = -1;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		fc_id = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+
+	fc_starget_port_id(starget) = fc_id;
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI target nwwn.
+ */
+void
+bfad_im_get_starget_node_name(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u64             node_name = 0;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		node_name = bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim);
+
+	fc_starget_node_name(starget) = bfa_os_htonll(node_name);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI target pwwn.
+ */
+void
+bfad_im_get_starget_port_name(struct scsi_target *starget)
+{
+	struct Scsi_Host *shost;
+	struct bfad_im_port_s *im_port;
+	struct bfad_s         *bfad;
+	struct bfad_itnim_s   *itnim = NULL;
+	u64             port_name = 0;
+	unsigned long   flags;
+
+	shost = bfad_os_starget_to_shost(starget);
+	im_port = (struct bfad_im_port_s *) shost->hostdata[0];
+	bfad = im_port->bfad;
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	itnim = bfad_os_get_itnim(im_port, starget->id);
+	if (itnim)
+		port_name = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+
+	fc_starget_port_name(starget) = bfa_os_htonll(port_name);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, get SCSI host port ID.
+ */
+void
+bfad_im_get_host_port_id(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+
+	fc_host_port_id(shost) =
+			bfa_os_hton3b(bfa_fcs_port_get_fcid(port->fcs_port));
+}
+
+
+
+
+
+struct Scsi_Host *
+bfad_os_starget_to_shost(struct scsi_target *starget)
+{
+	return dev_to_shost(starget->dev.parent);
+}
+
+/**
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_port_type(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+
+	switch (attr.port_type) {
+	case BFA_PPORT_TYPE_NPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_NPORT;
+		break;
+	case BFA_PPORT_TYPE_NLPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_NLPORT;
+		break;
+	case BFA_PPORT_TYPE_P2P:
+		fc_host_port_type(shost) = FC_PORTTYPE_PTP;
+		break;
+	case BFA_PPORT_TYPE_LPORT:
+		fc_host_port_type(shost) = FC_PORTTYPE_LPORT;
+		break;
+	default:
+		fc_host_port_type(shost) = FC_PORTTYPE_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host port state.
+ */
+static void
+bfad_im_get_host_port_state(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+
+	switch (attr.port_state) {
+	case BFA_PPORT_ST_LINKDOWN:
+		fc_host_port_state(shost) = FC_PORTSTATE_LINKDOWN;
+		break;
+	case BFA_PPORT_ST_LINKUP:
+		fc_host_port_state(shost) = FC_PORTSTATE_ONLINE;
+		break;
+	case BFA_PPORT_ST_UNINIT:
+	case BFA_PPORT_ST_ENABLING_QWAIT:
+	case BFA_PPORT_ST_ENABLING:
+	case BFA_PPORT_ST_DISABLING_QWAIT:
+	case BFA_PPORT_ST_DISABLING:
+	case BFA_PPORT_ST_DISABLED:
+	case BFA_PPORT_ST_STOPPED:
+	case BFA_PPORT_ST_IOCDOWN:
+	default:
+		fc_host_port_state(shost) = FC_PORTSTATE_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host active fc4s.
+ */
+static void
+bfad_im_get_host_active_fc4s(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+
+	memset(fc_host_active_fc4s(shost), 0,
+	       sizeof(fc_host_active_fc4s(shost)));
+
+	if (port->supported_fc4s &
+		(BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
+		fc_host_active_fc4s(shost)[2] = 1;
+
+	if (port->supported_fc4s & BFA_PORT_ROLE_FCP_IPFC)
+		fc_host_active_fc4s(shost)[3] = 0x20;
+
+	fc_host_active_fc4s(shost)[7] = 1;
+}
+
+/**
+ * FC transport template entry, get SCSI host link speed.
+ */
+static void
+bfad_im_get_host_speed(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_pport_attr_s attr;
+
+	bfa_pport_get_attr(&bfad->bfa, &attr);
+	switch (attr.speed) {
+	case BFA_PPORT_SPEED_8GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_8GBIT;
+		break;
+	case BFA_PPORT_SPEED_4GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_4GBIT;
+		break;
+	case BFA_PPORT_SPEED_2GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_2GBIT;
+		break;
+	case BFA_PPORT_SPEED_1GBPS:
+		fc_host_speed(shost) = FC_PORTSPEED_1GBIT;
+		break;
+	default:
+		fc_host_speed(shost) = FC_PORTSPEED_UNKNOWN;
+		break;
+	}
+}
+
+/**
+ * FC transport template entry, get SCSI host port type.
+ */
+static void
+bfad_im_get_host_fabric_name(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	wwn_t           fabric_nwwn = 0;
+
+	fabric_nwwn = bfa_fcs_port_get_fabric_name(port->fcs_port);
+
+	fc_host_fabric_name(shost) = bfa_os_htonll(fabric_nwwn);
+
+}
+
+/**
+ * FC transport template entry, get BFAD statistics.
+ */
+static struct fc_host_statistics *
+bfad_im_get_stats(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_hal_comp fcomp;
+	struct fc_host_statistics *hstats;
+	bfa_status_t    rc;
+	unsigned long   flags;
+
+	hstats = &bfad->link_stats;
+	init_completion(&fcomp.comp);
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	memset(hstats, 0, sizeof(struct fc_host_statistics));
+	rc = bfa_pport_get_stats(&bfad->bfa,
+				     (union bfa_pport_stats_u *) hstats,
+				     bfad_hcb_comp, &fcomp);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	if (rc != BFA_STATUS_OK)
+		return NULL;
+
+	wait_for_completion(&fcomp.comp);
+
+	return hstats;
+}
+
+/**
+ * FC transport template entry, reset BFAD statistics.
+ */
+static void
+bfad_im_reset_stats(struct Scsi_Host *shost)
+{
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_hal_comp fcomp;
+	unsigned long   flags;
+	bfa_status_t    rc;
+
+	init_completion(&fcomp.comp);
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_pport_clear_stats(&bfad->bfa, bfad_hcb_comp, &fcomp);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (rc != BFA_STATUS_OK)
+		return;
+
+	wait_for_completion(&fcomp.comp);
+
+	return;
+}
+
+/**
+ * FC transport template entry, get rport loss timeout.
+ */
+static void
+bfad_im_get_rport_loss_tmo(struct fc_rport *rport)
+{
+	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
+	struct bfad_itnim_s   *itnim = itnim_data->itnim;
+	struct bfad_s         *bfad = itnim->im->bfad;
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * FC transport template entry, set rport loss timeout.
+ */
+static void
+bfad_im_set_rport_loss_tmo(struct fc_rport *rport, u32 timeout)
+{
+	struct bfad_itnim_data_s *itnim_data = rport->dd_data;
+	struct bfad_itnim_s   *itnim = itnim_data->itnim;
+	struct bfad_s         *bfad = itnim->im->bfad;
+	unsigned long   flags;
+
+	if (timeout > 0) {
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_fcpim_path_tov_set(&bfad->bfa, timeout);
+		rport->dev_loss_tmo = bfa_fcpim_path_tov_get(&bfad->bfa);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+}
+
+struct fc_function_template bfad_im_fc_function_template = {
+
+	/* Target dynamic attributes */
+	.get_starget_port_id = bfad_im_get_starget_port_id,
+	.show_starget_port_id = 1,
+	.get_starget_node_name = bfad_im_get_starget_node_name,
+	.show_starget_node_name = 1,
+	.get_starget_port_name = bfad_im_get_starget_port_name,
+	.show_starget_port_name = 1,
+
+	/* Host dynamic attribute */
+	.get_host_port_id = bfad_im_get_host_port_id,
+	.show_host_port_id = 1,
+
+	/* Host fixed attributes */
+	.show_host_node_name = 1,
+	.show_host_port_name = 1,
+	.show_host_supported_classes = 1,
+	.show_host_supported_fc4s = 1,
+	.show_host_supported_speeds = 1,
+	.show_host_maxframe_size = 1,
+
+	/* More host dynamic attributes */
+	.show_host_port_type = 1,
+	.get_host_port_type = bfad_im_get_host_port_type,
+	.show_host_port_state = 1,
+	.get_host_port_state = bfad_im_get_host_port_state,
+	.show_host_active_fc4s = 1,
+	.get_host_active_fc4s = bfad_im_get_host_active_fc4s,
+	.show_host_speed = 1,
+	.get_host_speed = bfad_im_get_host_speed,
+	.show_host_fabric_name = 1,
+	.get_host_fabric_name = bfad_im_get_host_fabric_name,
+
+	.show_host_symbolic_name = 1,
+
+	/* Statistics */
+	.get_fc_host_stats = bfad_im_get_stats,
+	.reset_fc_host_stats = bfad_im_reset_stats,
+
+	/* Allocation length for host specific data */
+	.dd_fcrport_size = sizeof(struct bfad_itnim_data_s *),
+
+	/* Remote port fixed attributes */
+	.show_rport_maxframe_size = 1,
+	.show_rport_supported_classes = 1,
+	.show_rport_dev_loss_tmo = 1,
+	.get_rport_dev_loss_tmo = bfad_im_get_rport_loss_tmo,
+	.set_rport_dev_loss_tmo = bfad_im_set_rport_loss_tmo,
+};
+
+/**
+ *  Scsi_Host_attrs SCSI host attributes
+ */
+static ssize_t
+bfad_im_serial_num_show(struct device *dev, struct device_attribute *attr,
+			 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.serial_num);
+}
+
+static ssize_t
+bfad_im_model_show(struct device *dev, struct device_attribute *attr,
+			char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.model);
+}
+
+static ssize_t
+bfad_im_model_desc_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.model_descr);
+}
+
+static ssize_t
+bfad_im_node_name_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	u64        nwwn;
+
+	nwwn = bfa_fcs_port_get_nwwn(port->fcs_port);
+	return snprintf(buf, PAGE_SIZE, "0x%llx\n", bfa_os_htonll(nwwn));
+}
+
+static ssize_t
+bfad_im_symbolic_name_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+
+	return snprintf(buf, PAGE_SIZE, "Brocade %s FV%s DV%s\n",
+			ioc_attr.adapter_attr.model,
+			ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
+}
+
+static ssize_t
+bfad_im_hw_version_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.hw_ver);
+}
+
+static ssize_t
+bfad_im_drv_version_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_VERSION);
+}
+
+static ssize_t
+bfad_im_optionrom_version_show(struct device *dev,
+			 struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n",
+			ioc_attr.adapter_attr.optrom_ver);
+}
+
+static ssize_t
+bfad_im_fw_version_show(struct device *dev, struct device_attribute *attr,
+				 char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%s\n", ioc_attr.adapter_attr.fw_ver);
+}
+
+static ssize_t
+bfad_im_num_of_ports_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioc_attr_s  ioc_attr;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+	return snprintf(buf, PAGE_SIZE, "%d\n", ioc_attr.adapter_attr.nports);
+}
+
+static ssize_t
+bfad_im_drv_name_show(struct device *dev, struct device_attribute *attr,
+				char *buf)
+{
+	return snprintf(buf, PAGE_SIZE, "%s\n", BFAD_DRIVER_NAME);
+}
+
+static ssize_t
+bfad_im_num_of_discovered_ports_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	struct Scsi_Host *shost = class_to_shost(dev);
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_port_s    *port = im_port->port;
+	struct bfad_s         *bfad = im_port->bfad;
+	int        nrports = 2048;
+	wwn_t          *rports = NULL;
+	unsigned long   flags;
+
+	rports = kzalloc(sizeof(wwn_t) * nrports , GFP_ATOMIC);
+	if (rports == NULL)
+		return -ENOMEM;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	bfa_fcs_port_get_rports(port->fcs_port, rports, &nrports);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	kfree(rports);
+
+	return snprintf(buf, PAGE_SIZE, "%d\n", nrports);
+}
+
+static          DEVICE_ATTR(serial_number, S_IRUGO,
+				bfad_im_serial_num_show, NULL);
+static          DEVICE_ATTR(model, S_IRUGO, bfad_im_model_show, NULL);
+static          DEVICE_ATTR(model_description, S_IRUGO,
+				bfad_im_model_desc_show, NULL);
+static          DEVICE_ATTR(node_name, S_IRUGO, bfad_im_node_name_show, NULL);
+static          DEVICE_ATTR(symbolic_name, S_IRUGO,
+				bfad_im_symbolic_name_show, NULL);
+static          DEVICE_ATTR(hardware_version, S_IRUGO,
+				bfad_im_hw_version_show, NULL);
+static          DEVICE_ATTR(driver_version, S_IRUGO,
+				bfad_im_drv_version_show, NULL);
+static          DEVICE_ATTR(option_rom_version, S_IRUGO,
+				bfad_im_optionrom_version_show, NULL);
+static          DEVICE_ATTR(firmware_version, S_IRUGO,
+				bfad_im_fw_version_show, NULL);
+static          DEVICE_ATTR(number_of_ports, S_IRUGO,
+				bfad_im_num_of_ports_show, NULL);
+static          DEVICE_ATTR(driver_name, S_IRUGO, bfad_im_drv_name_show, NULL);
+static          DEVICE_ATTR(number_of_discovered_ports, S_IRUGO,
+				bfad_im_num_of_discovered_ports_show, NULL);
+
+struct device_attribute *bfad_im_host_attrs[] = {
+	&dev_attr_serial_number,
+	&dev_attr_model,
+	&dev_attr_model_description,
+	&dev_attr_node_name,
+	&dev_attr_symbolic_name,
+	&dev_attr_hardware_version,
+	&dev_attr_driver_version,
+	&dev_attr_option_rom_version,
+	&dev_attr_firmware_version,
+	&dev_attr_number_of_ports,
+	&dev_attr_driver_name,
+	&dev_attr_number_of_discovered_ports,
+	NULL,
+};
+
+struct device_attribute *bfad_im_vport_attrs[] = {
+    &dev_attr_serial_number,
+    &dev_attr_model,
+    &dev_attr_model_description,
+    &dev_attr_node_name,
+    &dev_attr_symbolic_name,
+    &dev_attr_hardware_version,
+    &dev_attr_driver_version,
+    &dev_attr_option_rom_version,
+    &dev_attr_firmware_version,
+    &dev_attr_number_of_ports,
+    &dev_attr_driver_name,
+    &dev_attr_number_of_discovered_ports,
+    NULL,
+};
+
+
diff --git a/drivers/scsi/bfa/bfad_attr.h b/drivers/scsi/bfa/bfad_attr.h
new file mode 100644
index 000000000000..4d3312da6a81
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_attr.h
@@ -0,0 +1,65 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_ATTR_H__
+#define __BFAD_ATTR_H__
+/**
+ *  bfad_attr.h VMware driver configuration interface module.
+ */
+
+/**
+ *  FC_transport_template FC transport template
+ */
+
+struct Scsi_Host*
+bfad_os_dev_to_shost(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target port ID.
+ */
+void
+bfad_im_get_starget_port_id(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target nwwn.
+ */
+void
+bfad_im_get_starget_node_name(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI target pwwn.
+ */
+void
+bfad_im_get_starget_port_name(struct scsi_target *starget);
+
+/**
+ * FC transport template entry, get SCSI host port ID.
+ */
+void
+bfad_im_get_host_port_id(struct Scsi_Host *shost);
+
+/**
+ * FC transport template entry, issue a LIP.
+ */
+int
+bfad_im_issue_fc_host_lip(struct Scsi_Host *shost);
+
+struct Scsi_Host*
+bfad_os_starget_to_shost(struct scsi_target *starget);
+
+
+#endif /*  __BFAD_ATTR_H__ */
diff --git a/drivers/scsi/bfa/bfad_drv.h b/drivers/scsi/bfa/bfad_drv.h
new file mode 100644
index 000000000000..172c81e25c1c
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_drv.h
@@ -0,0 +1,295 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * Contains base driver definitions.
+ */
+
+/**
+ *  bfa_drv.h Linux driver data structures.
+ */
+
+#ifndef __BFAD_DRV_H__
+#define __BFAD_DRV_H__
+
+#include "bfa_os_inc.h"
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs.h>
+#include <defs/bfa_defs_pci.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_rport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <defs/bfa_defs_vport.h>
+#include <fcs/bfa_fcs_vport.h>
+
+#include <cs/bfa_plog.h>
+#include "aen/bfa_aen.h"
+#include <log/bfa_log_linux.h>
+
+#define BFAD_DRIVER_NAME        "bfa"
+#ifdef BFA_DRIVER_VERSION
+#define BFAD_DRIVER_VERSION    BFA_DRIVER_VERSION
+#else
+#define BFAD_DRIVER_VERSION    "2.0.0.0"
+#endif
+
+
+#define BFAD_IRQ_FLAGS IRQF_SHARED
+
+/*
+ * BFAD flags
+ */
+#define BFAD_MSIX_ON				0x00000001
+#define BFAD_HAL_INIT_DONE			0x00000002
+#define BFAD_DRV_INIT_DONE			0x00000004
+#define BFAD_CFG_PPORT_DONE			0x00000008
+#define BFAD_HAL_START_DONE			0x00000010
+#define BFAD_PORT_ONLINE			0x00000020
+#define BFAD_RPORT_ONLINE			0x00000040
+
+#define BFAD_PORT_DELETE			0x00000001
+
+/*
+ * BFAD related definition
+ */
+#define SCSI_SCAN_DELAY		HZ
+#define BFAD_STOP_TIMEOUT	30
+#define BFAD_SUSPEND_TIMEOUT	BFAD_STOP_TIMEOUT
+
+/*
+ * BFAD configuration parameter default values
+ */
+#define BFAD_LUN_QUEUE_DEPTH 		32
+#define BFAD_IO_MAX_SGE 		SG_ALL
+
+#define bfad_isr_t irq_handler_t
+
+#define MAX_MSIX_ENTRY 22
+
+struct bfad_msix_s {
+	struct bfad_s *bfad;
+	struct msix_entry msix;
+};
+
+enum bfad_port_pvb_type {
+	BFAD_PORT_PHYS_BASE = 0,
+	BFAD_PORT_PHYS_VPORT = 1,
+	BFAD_PORT_VF_BASE = 2,
+	BFAD_PORT_VF_VPORT = 3,
+};
+
+/*
+ * PORT data structure
+ */
+struct bfad_port_s {
+	struct list_head list_entry;
+	struct bfad_s         *bfad;
+	struct bfa_fcs_port_s *fcs_port;
+	u32        roles;
+	s32         flags;
+	u32        supported_fc4s;
+	u8		ipfc_flags;
+	enum bfad_port_pvb_type pvb_type;
+	struct bfad_im_port_s *im_port;	/* IM specific data */
+	struct bfad_tm_port_s *tm_port;	/* TM specific data */
+	struct bfad_ipfc_port_s *ipfc_port;	/* IPFC specific data */
+};
+
+/*
+ * VPORT data structure
+ */
+struct bfad_vport_s {
+	struct bfad_port_s     drv_port;
+	struct bfa_fcs_vport_s fcs_vport;
+	struct completion *comp_del;
+};
+
+/*
+ * VF data structure
+ */
+struct bfad_vf_s {
+	bfa_fcs_vf_t    fcs_vf;
+	struct bfad_port_s    base_port;	/* base port for vf */
+	struct bfad_s   *bfad;
+};
+
+struct bfad_cfg_param_s {
+	u32        rport_del_timeout;
+	u32        ioc_queue_depth;
+	u32        lun_queue_depth;
+	u32        io_max_sge;
+	u32        binding_method;
+};
+
+#define BFAD_AEN_MAX_APPS 8
+struct bfad_aen_file_s {
+	struct list_head  qe;
+	struct bfad_s *bfad;
+	s32 ri;
+	s32 app_id;
+};
+
+/*
+ * BFAD (PCI function) data structure
+ */
+struct bfad_s {
+	struct list_head list_entry;
+	struct bfa_s       bfa;
+	struct bfa_fcs_s       bfa_fcs;
+	struct pci_dev *pcidev;
+	const char *pci_name;
+	struct bfa_pcidev_s hal_pcidev;
+	struct bfa_ioc_pci_attr_s pci_attr;
+	unsigned long   pci_bar0_map;
+	void __iomem   *pci_bar0_kva;
+	struct completion comp;
+	struct completion suspend;
+	struct completion disable_comp;
+	bfa_boolean_t   disable_active;
+	struct bfad_port_s     pport;	/* physical port of the BFAD */
+	struct bfa_meminfo_s meminfo;
+	struct bfa_iocfc_cfg_s   ioc_cfg;
+	u32        inst_no;	/* BFAD instance number */
+	u32        bfad_flags;
+	spinlock_t      bfad_lock;
+	struct bfad_cfg_param_s cfg_data;
+	struct bfad_msix_s msix_tab[MAX_MSIX_ENTRY];
+	int             nvec;
+	char            adapter_name[BFA_ADAPTER_SYM_NAME_LEN];
+	char            port_name[BFA_ADAPTER_SYM_NAME_LEN];
+	struct timer_list hal_tmo;
+	unsigned long   hs_start;
+	struct bfad_im_s *im;		/* IM specific data */
+	struct bfad_tm_s *tm;		/* TM specific data */
+	struct bfad_ipfc_s *ipfc;	/* IPFC specific data */
+	struct bfa_log_mod_s   log_data;
+	struct bfa_trc_mod_s  *trcmod;
+	struct bfa_log_mod_s  *logmod;
+	struct bfa_aen_s      *aen;
+	struct bfa_aen_s       aen_buf;
+	struct bfad_aen_file_s file_buf[BFAD_AEN_MAX_APPS];
+	struct list_head         file_q;
+	struct list_head         file_free_q;
+	struct bfa_plog_s      plog_buf;
+	int             ref_count;
+	bfa_boolean_t	ipfc_enabled;
+	struct fc_host_statistics link_stats;
+
+	struct kobject *bfa_kobj;
+	struct kobject *ioc_kobj;
+	struct kobject *pport_kobj;
+	struct kobject *lport_kobj;
+};
+
+/*
+ * RPORT data structure
+ */
+struct bfad_rport_s {
+	struct bfa_fcs_rport_s fcs_rport;
+};
+
+struct bfad_buf_info {
+	void           *virt;
+	dma_addr_t      phys;
+	u32        size;
+};
+
+struct bfad_fcxp {
+	struct bfad_port_s    *port;
+	struct bfa_rport_s *bfa_rport;
+	bfa_status_t    req_status;
+	u16        tag;
+	u16        rsp_len;
+	u16        rsp_maxlen;
+	u8         use_ireqbuf;
+	u8         use_irspbuf;
+	u32        num_req_sgles;
+	u32        num_rsp_sgles;
+	struct fchs_s          fchs;
+	void           *reqbuf_info;
+	void           *rspbuf_info;
+	struct bfa_sge_s  *req_sge;
+	struct bfa_sge_s  *rsp_sge;
+	fcxp_send_cb_t  send_cbfn;
+	void           *send_cbarg;
+	void           *bfa_fcxp;
+	struct completion comp;
+};
+
+struct bfad_hal_comp {
+	bfa_status_t    status;
+	struct completion comp;
+};
+
+/*
+ * Macro to obtain the immediate lower power
+ * of two for the integer.
+ */
+#define nextLowerInt(x)                         	\
+do {                                            	\
+	int j;                                  	\
+	(*x)--;    		                	\
+	for (j = 1; j < (sizeof(int) * 8); j <<= 1)     \
+		(*x) = (*x) | (*x) >> j;        	\
+	(*x)++;                  	        	\
+	(*x) = (*x) >> 1;                       	\
+} while (0)
+
+
+bfa_status_t    bfad_vport_create(struct bfad_s *bfad, u16 vf_id,
+				  struct bfa_port_cfg_s *port_cfg);
+bfa_status_t    bfad_vf_create(struct bfad_s *bfad, u16 vf_id,
+			       struct bfa_port_cfg_s *port_cfg);
+bfa_status_t    bfad_cfg_pport(struct bfad_s *bfad, enum bfa_port_role role);
+bfa_status_t    bfad_drv_init(struct bfad_s *bfad);
+void            bfad_drv_start(struct bfad_s *bfad);
+void            bfad_uncfg_pport(struct bfad_s *bfad);
+void            bfad_drv_stop(struct bfad_s *bfad);
+void            bfad_remove_intr(struct bfad_s *bfad);
+void            bfad_hal_mem_release(struct bfad_s *bfad);
+void            bfad_hcb_comp(void *arg, bfa_status_t status);
+
+int             bfad_setup_intr(struct bfad_s *bfad);
+void            bfad_remove_intr(struct bfad_s *bfad);
+
+void		bfad_update_hal_cfg(struct bfa_iocfc_cfg_s *bfa_cfg);
+bfa_status_t	bfad_hal_mem_alloc(struct bfad_s *bfad);
+void		bfad_bfa_tmo(unsigned long data);
+void		bfad_init_timer(struct bfad_s *bfad);
+int		bfad_pci_init(struct pci_dev *pdev, struct bfad_s *bfad);
+void		bfad_pci_uninit(struct pci_dev *pdev, struct bfad_s *bfad);
+void		bfad_fcs_port_cfg(struct bfad_s *bfad);
+void		bfad_drv_uninit(struct bfad_s *bfad);
+void		bfad_drv_log_level_set(struct bfad_s *bfad);
+bfa_status_t	bfad_fc4_module_init(void);
+void		bfad_fc4_module_exit(void);
+
+void bfad_pci_remove(struct pci_dev *pdev);
+int bfad_pci_probe(struct pci_dev *pdev, const struct pci_device_id *pid);
+void bfad_os_rport_online_wait(struct bfad_s *bfad);
+int bfad_os_get_linkup_delay(struct bfad_s *bfad);
+int bfad_install_msix_handler(struct bfad_s *bfad);
+
+extern struct idr bfad_im_port_index;
+extern struct list_head bfad_list;
+extern int bfa_lun_queue_depth;
+extern int bfad_supported_fc4s;
+extern int bfa_linkup_delay;
+
+#endif /* __BFAD_DRV_H__ */
diff --git a/drivers/scsi/bfa/bfad_fwimg.c b/drivers/scsi/bfa/bfad_fwimg.c
new file mode 100644
index 000000000000..bd34b0db2d6b
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_fwimg.c
@@ -0,0 +1,97 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_fwimg.c Linux driver PCI interface module.
+ */
+#include <bfa_os_inc.h>
+#include <bfad_drv.h>
+#include <bfad_im_compat.h>
+#include <defs/bfa_defs_version.h>
+#include <linux/errno.h>
+#include <linux/sched.h>
+#include <linux/init.h>
+#include <linux/fs.h>
+#include <asm/uaccess.h>
+#include <asm/fcntl.h>
+#include <linux/pci.h>
+#include <linux/firmware.h>
+#include <bfa_fwimg_priv.h>
+#include <bfa.h>
+
+u32 bfi_image_ct_size;
+u32 bfi_image_cb_size;
+u32 *bfi_image_ct;
+u32 *bfi_image_cb;
+
+
+#define	BFAD_FW_FILE_CT	"ctfw.bin"
+#define	BFAD_FW_FILE_CB	"cbfw.bin"
+MODULE_FIRMWARE(BFAD_FW_FILE_CT);
+MODULE_FIRMWARE(BFAD_FW_FILE_CB);
+
+u32 *
+bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+			u32 *bfi_image_size, char *fw_name)
+{
+	const struct firmware *fw;
+
+	if (request_firmware(&fw, fw_name, &pdev->dev)) {
+		printk(KERN_ALERT "Can't locate firmware %s\n", fw_name);
+		goto error;
+	}
+
+	*bfi_image = vmalloc(fw->size);
+	if (NULL == *bfi_image) {
+		printk(KERN_ALERT "Fail to allocate buffer for fw image "
+			"size=%x!\n", (u32) fw->size);
+		goto error;
+	}
+
+	memcpy(*bfi_image, fw->data, fw->size);
+	*bfi_image_size = fw->size/sizeof(u32);
+
+	return(*bfi_image);
+
+error:
+	return(NULL);
+}
+
+u32 *
+bfad_get_firmware_buf(struct pci_dev *pdev)
+{
+	if (pdev->device == BFA_PCI_DEVICE_ID_CT) {
+		if (bfi_image_ct_size == 0)
+			bfad_read_firmware(pdev, &bfi_image_ct,
+				&bfi_image_ct_size, BFAD_FW_FILE_CT);
+		return(bfi_image_ct);
+	} else {
+		if (bfi_image_cb_size == 0)
+			bfad_read_firmware(pdev, &bfi_image_cb,
+				&bfi_image_cb_size, BFAD_FW_FILE_CB);
+		return(bfi_image_cb);
+	}
+}
+
+u32 *
+bfi_image_ct_get_chunk(u32 off)
+{ return (u32 *)(bfi_image_ct + off); }
+
+u32 *
+bfi_image_cb_get_chunk(u32 off)
+{ return (u32 *)(bfi_image_cb + off); }
+
diff --git a/drivers/scsi/bfa/bfad_im.c b/drivers/scsi/bfa/bfad_im.c
new file mode 100644
index 000000000000..55d012a9a668
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_im.c
@@ -0,0 +1,1230 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_im.c Linux driver IM module.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_im.h"
+#include "bfad_trcmod.h"
+#include "bfa_cb_ioim_macros.h"
+#include <fcb/bfa_fcb_fcpim.h>
+
+BFA_TRC_FILE(LDRV, IM);
+
+DEFINE_IDR(bfad_im_port_index);
+struct scsi_transport_template *bfad_im_scsi_transport_template;
+static void bfad_im_itnim_work_handler(struct work_struct *work);
+static int bfad_im_queuecommand(struct scsi_cmnd *cmnd,
+		void (*done)(struct scsi_cmnd *));
+static int bfad_im_slave_alloc(struct scsi_device *sdev);
+
+void
+bfa_cb_ioim_done(void *drv, struct bfad_ioim_s *dio,
+			enum bfi_ioim_status io_status, u8 scsi_status,
+			int sns_len, u8 *sns_info, s32 residue)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_s         *bfad = drv;
+	struct bfad_itnim_data_s *itnim_data;
+	struct bfad_itnim_s *itnim;
+
+	switch (io_status) {
+	case BFI_IOIM_STS_OK:
+		bfa_trc(bfad, scsi_status);
+		cmnd->result = ScsiResult(DID_OK, scsi_status);
+		scsi_set_resid(cmnd, 0);
+
+		if (sns_len > 0) {
+			bfa_trc(bfad, sns_len);
+			if (sns_len > SCSI_SENSE_BUFFERSIZE)
+				sns_len = SCSI_SENSE_BUFFERSIZE;
+			memcpy(cmnd->sense_buffer, sns_info, sns_len);
+		}
+		if (residue > 0)
+			scsi_set_resid(cmnd, residue);
+		break;
+
+	case BFI_IOIM_STS_ABORTED:
+	case BFI_IOIM_STS_TIMEDOUT:
+	case BFI_IOIM_STS_PATHTOV:
+	default:
+		cmnd->result = ScsiResult(DID_ERROR, 0);
+	}
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	cmnd->host_scribble = NULL;
+	bfa_trc(bfad, cmnd->result);
+
+	itnim_data = cmnd->device->hostdata;
+	if (itnim_data) {
+		itnim = itnim_data->itnim;
+		if (!cmnd->result && itnim &&
+			 (bfa_lun_queue_depth > cmnd->device->queue_depth)) {
+			/* Queue depth adjustment for good status completion */
+			bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+		} else if (cmnd->result == SAM_STAT_TASK_SET_FULL && itnim) {
+			/* qfull handling */
+			bfad_os_handle_qfull(itnim, cmnd->device);
+		}
+	}
+
+	cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_good_comp(void *drv, struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_itnim_data_s *itnim_data;
+	struct bfad_itnim_s *itnim;
+
+	cmnd->result = ScsiResult(DID_OK, SCSI_STATUS_GOOD);
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	cmnd->host_scribble = NULL;
+
+	/* Queue depth adjustment */
+	if (bfa_lun_queue_depth > cmnd->device->queue_depth) {
+		itnim_data = cmnd->device->hostdata;
+		if (itnim_data) {
+			itnim = itnim_data->itnim;
+			if (itnim)
+				bfad_os_ramp_up_qdepth(itnim, cmnd->device);
+		}
+	}
+
+	cmnd->scsi_done(cmnd);
+}
+
+void
+bfa_cb_ioim_abort(void *drv, struct bfad_ioim_s *dio)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dio;
+	struct bfad_s         *bfad = drv;
+
+	cmnd->result = ScsiResult(DID_ERROR, 0);
+
+	/* Unmap DMA, if host is NULL, it means a scsi passthru cmd */
+	if (cmnd->device->host != NULL)
+		scsi_dma_unmap(cmnd);
+
+	bfa_trc(bfad, cmnd->result);
+	cmnd->host_scribble = NULL;
+}
+
+void
+bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+		   enum bfi_tskim_status tsk_status)
+{
+	struct scsi_cmnd *cmnd = (struct scsi_cmnd *)dtsk;
+	wait_queue_head_t *wq;
+
+	cmnd->SCp.Status |= tsk_status << 1;
+	set_bit(IO_DONE_BIT, (unsigned long *)&cmnd->SCp.Status);
+	wq = (wait_queue_head_t *) cmnd->SCp.ptr;
+	cmnd->SCp.ptr = NULL;
+
+	if (wq)
+		wake_up(wq);
+}
+
+void
+bfa_cb_ioim_resfree(void *drv)
+{
+}
+
+/**
+ *  Scsi_Host_template SCSI host template
+ */
+/**
+ * Scsi_Host template entry, returns BFAD PCI info.
+ */
+static const char *
+bfad_im_info(struct Scsi_Host *shost)
+{
+	static char     bfa_buf[256];
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfa_ioc_attr_s  ioc_attr;
+	struct bfad_s         *bfad = im_port->bfad;
+
+	memset(&ioc_attr, 0, sizeof(ioc_attr));
+	bfa_get_attr(&bfad->bfa, &ioc_attr);
+
+	memset(bfa_buf, 0, sizeof(bfa_buf));
+	snprintf(bfa_buf, sizeof(bfa_buf),
+		 "Brocade FC/FCOE Adapter, " "model: %s hwpath: %s driver: %s",
+		 ioc_attr.adapter_attr.model, bfad->pci_name,
+		 BFAD_DRIVER_VERSION);
+	return bfa_buf;
+}
+
+/**
+ * Scsi_Host template entry, aborts the specified SCSI command.
+ *
+ * Returns: SUCCESS or FAILED.
+ */
+static int
+bfad_im_abort_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_ioim_s *hal_io;
+	unsigned long   flags;
+	u32        timeout;
+	int             rc = FAILED;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	hal_io = (struct bfa_ioim_s *) cmnd->host_scribble;
+	if (!hal_io) {
+		/* IO has been completed, retrun success */
+		rc = SUCCESS;
+		goto out;
+	}
+	if (hal_io->dio != (struct bfad_ioim_s *) cmnd) {
+		rc = FAILED;
+		goto out;
+	}
+
+	bfa_trc(bfad, hal_io->iotag);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT,
+		im_port->shost->host_no, cmnd, hal_io->iotag);
+	bfa_ioim_abort(hal_io);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	/* Need to wait until the command get aborted */
+	timeout = 10;
+	while ((struct bfa_ioim_s *) cmnd->host_scribble == hal_io) {
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(timeout);
+		if (timeout < 4 * HZ)
+			timeout *= 2;
+	}
+
+	cmnd->scsi_done(cmnd);
+	bfa_trc(bfad, hal_io->iotag);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_ABORT_COMP,
+		im_port->shost->host_no, cmnd, hal_io->iotag);
+	return SUCCESS;
+out:
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	return rc;
+}
+
+static bfa_status_t
+bfad_im_target_reset_send(struct bfad_s *bfad, struct scsi_cmnd *cmnd,
+		     struct bfad_itnim_s *itnim)
+{
+	struct bfa_tskim_s *tskim;
+	struct bfa_itnim_s *bfa_itnim;
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+	if (!tskim) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR,
+			       "target reset, fail to allocate tskim\n");
+		rc = BFA_STATUS_FAILED;
+		goto out;
+	}
+
+	/*
+	 * Set host_scribble to NULL to avoid aborting a task command if
+	 * happens.
+	 */
+	cmnd->host_scribble = NULL;
+	cmnd->SCp.Status = 0;
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	bfa_tskim_start(tskim, bfa_itnim, (lun_t)0,
+			    FCP_TM_TARGET_RESET, BFAD_TARGET_RESET_TMO);
+out:
+	return rc;
+}
+
+/**
+ * Scsi_Host template entry, resets a LUN and abort its all commands.
+ *
+ * Returns: SUCCESS or FAILED.
+ *
+ */
+static int
+bfad_im_reset_lun_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+			(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfa_tskim_s *tskim;
+	struct bfad_itnim_s   *itnim;
+	struct bfa_itnim_s *bfa_itnim;
+	DECLARE_WAIT_QUEUE_HEAD(wq);
+	int             rc = SUCCESS;
+	unsigned long   flags;
+	enum bfi_tskim_status task_status;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	itnim = itnim_data->itnim;
+	if (!itnim) {
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		rc = FAILED;
+		goto out;
+	}
+
+	tskim = bfa_tskim_alloc(&bfad->bfa, (struct bfad_tskim_s *) cmnd);
+	if (!tskim) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR,
+				"LUN reset, fail to allocate tskim");
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		rc = FAILED;
+		goto out;
+	}
+
+	/**
+	 * Set host_scribble to NULL to avoid aborting a task command
+	 * if happens.
+	 */
+	cmnd->host_scribble = NULL;
+	cmnd->SCp.ptr = (char *)&wq;
+	cmnd->SCp.Status = 0;
+	bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim->fcs_itnim);
+	bfa_tskim_start(tskim, bfa_itnim,
+			    bfad_int_to_lun(cmnd->device->lun),
+			    FCP_TM_LUN_RESET, BFAD_LUN_RESET_TMO);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	wait_event(wq, test_bit(IO_DONE_BIT,
+			(unsigned long *)&cmnd->SCp.Status));
+
+	task_status = cmnd->SCp.Status >> 1;
+	if (task_status != BFI_TSKIM_STS_OK) {
+		BFA_DEV_PRINTF(bfad, BFA_ERR, "LUN reset failure, status: %d\n",
+			       task_status);
+		rc = FAILED;
+	}
+
+out:
+	return rc;
+}
+
+/**
+ * Scsi_Host template entry, resets the bus and abort all commands.
+ */
+static int
+bfad_im_reset_bus_handler(struct scsi_cmnd *cmnd)
+{
+	struct Scsi_Host *shost = cmnd->device->host;
+	struct bfad_im_port_s *im_port =
+				(struct bfad_im_port_s *) shost->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_itnim_s   *itnim;
+	unsigned long   flags;
+	u32        i, rc, err_cnt = 0;
+	DECLARE_WAIT_QUEUE_HEAD(wq);
+	enum bfi_tskim_status task_status;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	for (i = 0; i < MAX_FCP_TARGET; i++) {
+		itnim = bfad_os_get_itnim(im_port, i);
+		if (itnim) {
+			cmnd->SCp.ptr = (char *)&wq;
+			rc = bfad_im_target_reset_send(bfad, cmnd, itnim);
+			if (rc != BFA_STATUS_OK) {
+				err_cnt++;
+				continue;
+			}
+
+			/* wait target reset to complete */
+			spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+			wait_event(wq, test_bit(IO_DONE_BIT,
+					(unsigned long *)&cmnd->SCp.Status));
+			spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+			task_status = cmnd->SCp.Status >> 1;
+			if (task_status != BFI_TSKIM_STS_OK) {
+				BFA_DEV_PRINTF(bfad, BFA_ERR,
+					"target reset failure,"
+					" status: %d\n", task_status);
+				err_cnt++;
+			}
+		}
+	}
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (err_cnt)
+		return FAILED;
+
+	return SUCCESS;
+}
+
+/**
+ * Scsi_Host template entry slave_destroy.
+ */
+static void
+bfad_im_slave_destroy(struct scsi_device *sdev)
+{
+	sdev->hostdata = NULL;
+	return;
+}
+
+/**
+ *  BFA FCS itnim callbacks
+ */
+
+/**
+ * BFA FCS itnim alloc callback, after successful PRLI
+ * Context: Interrupt
+ */
+void
+bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
+		    struct bfad_itnim_s **itnim_drv)
+{
+	*itnim_drv = kzalloc(sizeof(struct bfad_itnim_s), GFP_ATOMIC);
+	if (*itnim_drv == NULL)
+		return;
+
+	(*itnim_drv)->im = bfad->im;
+	*itnim = &(*itnim_drv)->fcs_itnim;
+	(*itnim_drv)->state = ITNIM_STATE_NONE;
+
+	/*
+	 * Initiaze the itnim_work
+	 */
+	INIT_WORK(&(*itnim_drv)->itnim_work, bfad_im_itnim_work_handler);
+	bfad->bfad_flags |= BFAD_RPORT_ONLINE;
+}
+
+/**
+ * BFA FCS itnim free callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_free(struct bfad_s *bfad, struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+	wwn_t wwpn;
+	u32 fcid;
+	char wwpn_str[32], fcid_str[16];
+
+	/* online to free state transtion should not happen */
+	bfa_assert(itnim_drv->state != ITNIM_STATE_ONLINE);
+
+	itnim_drv->queue_work = 1;
+	/* offline request is not yet done, use the same request to free */
+	if (itnim_drv->state == ITNIM_STATE_OFFLINE_PENDING)
+		itnim_drv->queue_work = 0;
+
+	itnim_drv->state = ITNIM_STATE_FREE;
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	itnim_drv->im_port = port->im_port;
+	wwpn = bfa_fcs_itnim_get_pwwn(&itnim_drv->fcs_itnim);
+	fcid = bfa_fcs_itnim_get_fcid(&itnim_drv->fcs_itnim);
+	wwn2str(wwpn_str, wwpn);
+	fcid2str(fcid_str, fcid);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_FREE,
+		port->im_port->shost->host_no,
+		fcid_str, wwpn_str);
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim online callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+
+	itnim_drv->bfa_itnim = bfa_fcs_itnim_get_halitn(&itnim_drv->fcs_itnim);
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	itnim_drv->state = ITNIM_STATE_ONLINE;
+	itnim_drv->queue_work = 1;
+	itnim_drv->im_port = port->im_port;
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim offline callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void
+bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_port_s    *port;
+	struct bfad_s *bfad;
+
+	port = bfa_fcs_itnim_get_drvport(&itnim_drv->fcs_itnim);
+	bfad = port->bfad;
+	if ((bfad->pport.flags & BFAD_PORT_DELETE) ||
+		 (port->flags & BFAD_PORT_DELETE)) {
+		itnim_drv->state = ITNIM_STATE_OFFLINE;
+		return;
+	}
+	itnim_drv->im_port = port->im_port;
+	itnim_drv->state = ITNIM_STATE_OFFLINE_PENDING;
+	itnim_drv->queue_work = 1;
+	bfad_os_itnim_process(itnim_drv);
+}
+
+/**
+ * BFA FCS itnim timeout callback.
+ * Context: Interrupt. bfad_lock is held
+ */
+void bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim)
+{
+	itnim->state = ITNIM_STATE_TIMEOUT;
+}
+
+/**
+ * Path TOV processing begin notification -- dummy for linux
+ */
+void
+bfa_fcb_itnim_tov_begin(struct bfad_itnim_s *itnim)
+{
+}
+
+
+
+/**
+ * Allocate a Scsi_Host for a port.
+ */
+int
+bfad_im_scsi_host_alloc(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	int error = 1;
+
+	if (!idr_pre_get(&bfad_im_port_index, GFP_KERNEL)) {
+		printk(KERN_WARNING "idr_pre_get failure\n");
+		goto out;
+	}
+
+	error = idr_get_new(&bfad_im_port_index, im_port,
+					 &im_port->idr_id);
+	if (error) {
+		printk(KERN_WARNING "idr_get_new failure\n");
+		goto out;
+	}
+
+	im_port->shost = bfad_os_scsi_host_alloc(im_port, bfad);
+	if (!im_port->shost) {
+		error = 1;
+		goto out_free_idr;
+	}
+
+	im_port->shost->hostdata[0] = (unsigned long)im_port;
+	im_port->shost->unique_id = im_port->idr_id;
+	im_port->shost->this_id = -1;
+	im_port->shost->max_id = MAX_FCP_TARGET;
+	im_port->shost->max_lun = MAX_FCP_LUN;
+	im_port->shost->max_cmd_len = 16;
+	im_port->shost->can_queue = bfad->cfg_data.ioc_queue_depth;
+	im_port->shost->transportt = bfad_im_scsi_transport_template;
+
+	error = bfad_os_scsi_add_host(im_port->shost, im_port, bfad);
+	if (error) {
+		printk(KERN_WARNING "bfad_os_scsi_add_host failure %d\n",
+							error);
+		goto out_fc_rel;
+	}
+
+	/* setup host fixed attribute if the lk supports */
+	bfad_os_fc_host_init(im_port);
+
+	return 0;
+
+out_fc_rel:
+	scsi_host_put(im_port->shost);
+out_free_idr:
+	idr_remove(&bfad_im_port_index, im_port->idr_id);
+out:
+	return error;
+}
+
+void
+bfad_im_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	unsigned long flags;
+
+	bfa_trc(bfad, bfad->inst_no);
+	bfa_log(bfad->logmod, BFA_LOG_LINUX_SCSI_HOST_FREE,
+			im_port->shost->host_no);
+
+	fc_remove_host(im_port->shost);
+
+	scsi_remove_host(im_port->shost);
+	scsi_host_put(im_port->shost);
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	idr_remove(&bfad_im_port_index, im_port->idr_id);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+static void
+bfad_im_port_delete_handler(struct work_struct *work)
+{
+	struct bfad_im_port_s *im_port =
+		container_of(work, struct bfad_im_port_s, port_delete_work);
+
+	bfad_im_scsi_host_free(im_port->bfad, im_port);
+	bfad_im_port_clean(im_port);
+	kfree(im_port);
+}
+
+bfa_status_t
+bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+	int             rc = BFA_STATUS_OK;
+	struct bfad_im_port_s *im_port;
+
+	im_port = kzalloc(sizeof(struct bfad_im_port_s), GFP_ATOMIC);
+	if (im_port == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+	port->im_port = im_port;
+	im_port->port = port;
+	im_port->bfad = bfad;
+
+	INIT_WORK(&im_port->port_delete_work, bfad_im_port_delete_handler);
+	INIT_LIST_HEAD(&im_port->itnim_mapped_list);
+	INIT_LIST_HEAD(&im_port->binding_list);
+
+ext:
+	return rc;
+}
+
+void
+bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+	struct bfad_im_port_s *im_port = port->im_port;
+
+	queue_work(bfad->im->drv_workq,
+				&im_port->port_delete_work);
+}
+
+void
+bfad_im_port_clean(struct bfad_im_port_s *im_port)
+{
+	struct bfad_fcp_binding *bp, *bp_new;
+	unsigned long flags;
+	struct bfad_s *bfad =  im_port->bfad;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	list_for_each_entry_safe(bp, bp_new, &im_port->binding_list,
+					list_entry) {
+		list_del(&bp->list_entry);
+		kfree(bp);
+	}
+
+	/* the itnim_mapped_list must be empty at this time */
+	bfa_assert(list_empty(&im_port->itnim_mapped_list));
+
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+void
+bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+}
+
+void
+bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port)
+{
+}
+
+bfa_status_t
+bfad_im_probe(struct bfad_s *bfad)
+{
+	struct bfad_im_s      *im;
+	bfa_status_t    rc = BFA_STATUS_OK;
+
+	im = kzalloc(sizeof(struct bfad_im_s), GFP_KERNEL);
+	if (im == NULL) {
+		rc = BFA_STATUS_ENOMEM;
+		goto ext;
+	}
+
+	bfad->im = im;
+	im->bfad = bfad;
+
+	if (bfad_os_thread_workq(bfad) != BFA_STATUS_OK) {
+		kfree(im);
+		rc = BFA_STATUS_FAILED;
+	}
+
+ext:
+	return rc;
+}
+
+void
+bfad_im_probe_undo(struct bfad_s *bfad)
+{
+	if (bfad->im) {
+		bfad_os_destroy_workq(bfad->im);
+		kfree(bfad->im);
+		bfad->im = NULL;
+	}
+}
+
+
+
+
+int
+bfad_os_scsi_add_host(struct Scsi_Host *shost, struct bfad_im_port_s *im_port,
+			struct bfad_s *bfad)
+{
+    struct device *dev;
+
+    if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+		dev = &bfad->pcidev->dev;
+    else
+		dev = &bfad->pport.im_port->shost->shost_gendev;
+
+    return scsi_add_host(shost, dev);
+}
+
+struct Scsi_Host *
+bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port, struct bfad_s *bfad)
+{
+	struct scsi_host_template *sht;
+
+	if (im_port->port->pvb_type == BFAD_PORT_PHYS_BASE)
+		sht = &bfad_im_scsi_host_template;
+	else
+		sht = &bfad_im_vport_template;
+
+	sht->sg_tablesize = bfad->cfg_data.io_max_sge;
+
+	return scsi_host_alloc(sht, sizeof(unsigned long));
+}
+
+void
+bfad_os_scsi_host_free(struct bfad_s *bfad, struct bfad_im_port_s *im_port)
+{
+	flush_workqueue(bfad->im->drv_workq);
+	bfad_im_scsi_host_free(im_port->bfad, im_port);
+	bfad_im_port_clean(im_port);
+	kfree(im_port);
+}
+
+void
+bfad_os_destroy_workq(struct bfad_im_s *im)
+{
+	if (im && im->drv_workq) {
+		destroy_workqueue(im->drv_workq);
+		im->drv_workq = NULL;
+	}
+}
+
+bfa_status_t
+bfad_os_thread_workq(struct bfad_s *bfad)
+{
+	struct bfad_im_s      *im = bfad->im;
+
+	bfa_trc(bfad, 0);
+	snprintf(im->drv_workq_name, BFAD_KOBJ_NAME_LEN, "bfad_wq_%d",
+		 bfad->inst_no);
+	im->drv_workq = create_singlethread_workqueue(im->drv_workq_name);
+	if (!im->drv_workq)
+		return BFA_STATUS_FAILED;
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Scsi_Host template entry.
+ *
+ * Description:
+ * OS entry point to adjust the queue_depths on a per-device basis.
+ * Called once per device during the bus scan.
+ * Return non-zero if fails.
+ */
+static int
+bfad_im_slave_configure(struct scsi_device *sdev)
+{
+	if (sdev->tagged_supported)
+		scsi_activate_tcq(sdev, bfa_lun_queue_depth);
+	else
+		scsi_deactivate_tcq(sdev, bfa_lun_queue_depth);
+
+	return 0;
+}
+
+struct scsi_host_template bfad_im_scsi_host_template = {
+	.module = THIS_MODULE,
+	.name = BFAD_DRIVER_NAME,
+	.info = bfad_im_info,
+	.queuecommand = bfad_im_queuecommand,
+	.eh_abort_handler = bfad_im_abort_handler,
+	.eh_device_reset_handler = bfad_im_reset_lun_handler,
+	.eh_bus_reset_handler = bfad_im_reset_bus_handler,
+
+	.slave_alloc = bfad_im_slave_alloc,
+	.slave_configure = bfad_im_slave_configure,
+	.slave_destroy = bfad_im_slave_destroy,
+
+	.this_id = -1,
+	.sg_tablesize = BFAD_IO_MAX_SGE,
+	.cmd_per_lun = 3,
+	.use_clustering = ENABLE_CLUSTERING,
+	.shost_attrs = bfad_im_host_attrs,
+	.max_sectors = 0xFFFF,
+};
+
+struct scsi_host_template bfad_im_vport_template = {
+	.module = THIS_MODULE,
+	.name = BFAD_DRIVER_NAME,
+	.info = bfad_im_info,
+	.queuecommand = bfad_im_queuecommand,
+	.eh_abort_handler = bfad_im_abort_handler,
+	.eh_device_reset_handler = bfad_im_reset_lun_handler,
+	.eh_bus_reset_handler = bfad_im_reset_bus_handler,
+
+	.slave_alloc = bfad_im_slave_alloc,
+	.slave_configure = bfad_im_slave_configure,
+	.slave_destroy = bfad_im_slave_destroy,
+
+	.this_id = -1,
+	.sg_tablesize = BFAD_IO_MAX_SGE,
+	.cmd_per_lun = 3,
+	.use_clustering = ENABLE_CLUSTERING,
+	.shost_attrs = bfad_im_vport_attrs,
+	.max_sectors = 0xFFFF,
+};
+
+void
+bfad_im_probe_post(struct bfad_im_s *im)
+{
+	flush_workqueue(im->drv_workq);
+}
+
+bfa_status_t
+bfad_im_module_init(void)
+{
+	bfad_im_scsi_transport_template =
+		fc_attach_transport(&bfad_im_fc_function_template);
+	if (!bfad_im_scsi_transport_template)
+		return BFA_STATUS_ENOMEM;
+
+	return BFA_STATUS_OK;
+}
+
+void
+bfad_im_module_exit(void)
+{
+	if (bfad_im_scsi_transport_template)
+		fc_release_transport(bfad_im_scsi_transport_template);
+}
+
+void
+bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv)
+{
+	struct bfad_im_s      *im = itnim_drv->im;
+
+	if (itnim_drv->queue_work)
+		queue_work(im->drv_workq, &itnim_drv->itnim_work);
+}
+
+void
+bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+	struct scsi_device *tmp_sdev;
+
+	if (((jiffies - itnim->last_ramp_up_time) >
+		BFA_QUEUE_FULL_RAMP_UP_TIME * HZ) &&
+		((jiffies - itnim->last_queue_full_time) >
+		BFA_QUEUE_FULL_RAMP_UP_TIME * HZ)) {
+		shost_for_each_device(tmp_sdev, sdev->host) {
+			if (bfa_lun_queue_depth > tmp_sdev->queue_depth) {
+				if (tmp_sdev->id != sdev->id)
+					continue;
+				if (tmp_sdev->ordered_tags)
+					scsi_adjust_queue_depth(tmp_sdev,
+						MSG_ORDERED_TAG,
+						tmp_sdev->queue_depth + 1);
+				else
+					scsi_adjust_queue_depth(tmp_sdev,
+						MSG_SIMPLE_TAG,
+						tmp_sdev->queue_depth + 1);
+
+				itnim->last_ramp_up_time = jiffies;
+			}
+		}
+	}
+}
+
+void
+bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev)
+{
+	struct scsi_device *tmp_sdev;
+
+	itnim->last_queue_full_time = jiffies;
+
+	shost_for_each_device(tmp_sdev, sdev->host) {
+		if (tmp_sdev->id != sdev->id)
+			continue;
+		scsi_track_queue_full(tmp_sdev, tmp_sdev->queue_depth - 1);
+	}
+}
+
+
+
+
+struct bfad_itnim_s *
+bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id)
+{
+	struct bfad_itnim_s   *itnim = NULL;
+
+	/* Search the mapped list for this target ID */
+	list_for_each_entry(itnim, &im_port->itnim_mapped_list, list_entry) {
+		if (id == itnim->scsi_tgt_id)
+			return itnim;
+	}
+
+	return NULL;
+}
+
+/**
+ * Scsi_Host template entry slave_alloc
+ */
+static int
+bfad_im_slave_alloc(struct scsi_device *sdev)
+{
+	struct fc_rport *rport = starget_to_rport(scsi_target(sdev));
+
+	if (!rport || fc_remote_port_chkready(rport))
+		return -ENXIO;
+
+	sdev->hostdata = rport->dd_data;
+
+	return 0;
+}
+
+void
+bfad_os_fc_host_init(struct bfad_im_port_s *im_port)
+{
+	struct Scsi_Host *host = im_port->shost;
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_port_s    *port = im_port->port;
+	union attr {
+		struct bfa_pport_attr_s pattr;
+		struct bfa_ioc_attr_s  ioc_attr;
+	} attr;
+
+	fc_host_node_name(host) =
+		bfa_os_htonll((bfa_fcs_port_get_nwwn(port->fcs_port)));
+	fc_host_port_name(host) =
+		bfa_os_htonll((bfa_fcs_port_get_pwwn(port->fcs_port)));
+
+	fc_host_supported_classes(host) = FC_COS_CLASS3;
+
+	memset(fc_host_supported_fc4s(host), 0,
+	       sizeof(fc_host_supported_fc4s(host)));
+	if (bfad_supported_fc4s & (BFA_PORT_ROLE_FCP_IM | BFA_PORT_ROLE_FCP_TM))
+		/* For FCP type 0x08 */
+		fc_host_supported_fc4s(host)[2] = 1;
+	if (bfad_supported_fc4s & BFA_PORT_ROLE_FCP_IPFC)
+		/* For LLC/SNAP type 0x05 */
+		fc_host_supported_fc4s(host)[3] = 0x20;
+	/* For fibre channel services type 0x20 */
+	fc_host_supported_fc4s(host)[7] = 1;
+
+	memset(&attr.ioc_attr, 0, sizeof(attr.ioc_attr));
+	bfa_get_attr(&bfad->bfa, &attr.ioc_attr);
+	sprintf(fc_host_symbolic_name(host), "Brocade %s FV%s DV%s",
+		attr.ioc_attr.adapter_attr.model,
+		attr.ioc_attr.adapter_attr.fw_ver, BFAD_DRIVER_VERSION);
+
+	fc_host_supported_speeds(host) = 0;
+	fc_host_supported_speeds(host) |=
+		FC_PORTSPEED_8GBIT | FC_PORTSPEED_4GBIT | FC_PORTSPEED_2GBIT |
+		FC_PORTSPEED_1GBIT;
+
+	memset(&attr.pattr, 0, sizeof(attr.pattr));
+	bfa_pport_get_attr(&bfad->bfa, &attr.pattr);
+	fc_host_maxframe_size(host) = attr.pattr.pport_cfg.maxfrsize;
+}
+
+static void
+bfad_im_fc_rport_add(struct bfad_im_port_s *im_port, struct bfad_itnim_s *itnim)
+{
+	struct fc_rport_identifiers rport_ids;
+	struct fc_rport *fc_rport;
+	struct bfad_itnim_data_s *itnim_data;
+
+	rport_ids.node_name =
+		bfa_os_htonll(bfa_fcs_itnim_get_nwwn(&itnim->fcs_itnim));
+	rport_ids.port_name =
+		bfa_os_htonll(bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+	rport_ids.port_id =
+		bfa_os_hton3b(bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim));
+	rport_ids.roles = FC_RPORT_ROLE_UNKNOWN;
+
+	itnim->fc_rport = fc_rport =
+		fc_remote_port_add(im_port->shost, 0, &rport_ids);
+
+	if (!fc_rport)
+		return;
+
+	fc_rport->maxframe_size =
+		bfa_fcs_itnim_get_maxfrsize(&itnim->fcs_itnim);
+	fc_rport->supported_classes = bfa_fcs_itnim_get_cos(&itnim->fcs_itnim);
+
+	itnim_data = fc_rport->dd_data;
+	itnim_data->itnim = itnim;
+
+	rport_ids.roles |= FC_RPORT_ROLE_FCP_TARGET;
+
+	if (rport_ids.roles != FC_RPORT_ROLE_UNKNOWN)
+		fc_remote_port_rolechg(fc_rport, rport_ids.roles);
+
+	if ((fc_rport->scsi_target_id != -1)
+	    && (fc_rport->scsi_target_id < MAX_FCP_TARGET))
+		itnim->scsi_tgt_id = fc_rport->scsi_target_id;
+
+	return;
+}
+
+/**
+ * Work queue handler using FC transport service
+* Context: kernel
+ */
+static void
+bfad_im_itnim_work_handler(struct work_struct *work)
+{
+	struct bfad_itnim_s   *itnim = container_of(work, struct bfad_itnim_s,
+							itnim_work);
+	struct bfad_im_s      *im = itnim->im;
+	struct bfad_s         *bfad = im->bfad;
+	struct bfad_im_port_s *im_port;
+	unsigned long   flags;
+	struct fc_rport *fc_rport;
+	wwn_t wwpn;
+	u32 fcid;
+	char wwpn_str[32], fcid_str[16];
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	im_port = itnim->im_port;
+	bfa_trc(bfad, itnim->state);
+	switch (itnim->state) {
+	case ITNIM_STATE_ONLINE:
+		if (!itnim->fc_rport) {
+			spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+			bfad_im_fc_rport_add(im_port, itnim);
+			spin_lock_irqsave(&bfad->bfad_lock, flags);
+			wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+			fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+			wwn2str(wwpn_str, wwpn);
+			fcid2str(fcid_str, fcid);
+			list_add_tail(&itnim->list_entry,
+				&im_port->itnim_mapped_list);
+			bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_ONLINE,
+				im_port->shost->host_no,
+				itnim->scsi_tgt_id,
+				fcid_str, wwpn_str);
+		} else {
+			printk(KERN_WARNING
+				"%s: itnim %llx is already in online state\n",
+				__FUNCTION__,
+				bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim));
+		}
+
+		break;
+	case ITNIM_STATE_OFFLINE_PENDING:
+		itnim->state = ITNIM_STATE_OFFLINE;
+		if (itnim->fc_rport) {
+			fc_rport = itnim->fc_rport;
+			((struct bfad_itnim_data_s *)
+				fc_rport->dd_data)->itnim = NULL;
+			itnim->fc_rport = NULL;
+			if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+				spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+				fc_rport->dev_loss_tmo =
+					bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+				fc_remote_port_delete(fc_rport);
+				spin_lock_irqsave(&bfad->bfad_lock, flags);
+			}
+			wwpn = bfa_fcs_itnim_get_pwwn(&itnim->fcs_itnim);
+			fcid = bfa_fcs_itnim_get_fcid(&itnim->fcs_itnim);
+			wwn2str(wwpn_str, wwpn);
+			fcid2str(fcid_str, fcid);
+			list_del(&itnim->list_entry);
+			bfa_log(bfad->logmod, BFA_LOG_LINUX_ITNIM_OFFLINE,
+				im_port->shost->host_no,
+				itnim->scsi_tgt_id,
+				fcid_str, wwpn_str);
+		}
+		break;
+	case ITNIM_STATE_FREE:
+		if (itnim->fc_rport) {
+			fc_rport = itnim->fc_rport;
+			((struct bfad_itnim_data_s *)
+				fc_rport->dd_data)->itnim = NULL;
+			itnim->fc_rport = NULL;
+			if (!(im_port->port->flags & BFAD_PORT_DELETE)) {
+				spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+				fc_rport->dev_loss_tmo =
+					bfa_fcpim_path_tov_get(&bfad->bfa) + 1;
+				fc_remote_port_delete(fc_rport);
+				spin_lock_irqsave(&bfad->bfad_lock, flags);
+			}
+			list_del(&itnim->list_entry);
+		}
+
+		kfree(itnim);
+		break;
+	default:
+		bfa_assert(0);
+		break;
+	}
+
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+}
+
+/**
+ * Scsi_Host template entry, queue a SCSI command to the BFAD.
+ */
+static int
+bfad_im_queuecommand(struct scsi_cmnd *cmnd, void (*done) (struct scsi_cmnd *))
+{
+	struct bfad_im_port_s *im_port =
+		(struct bfad_im_port_s *) cmnd->device->host->hostdata[0];
+	struct bfad_s         *bfad = im_port->bfad;
+	struct bfad_itnim_data_s *itnim_data = cmnd->device->hostdata;
+	struct bfad_itnim_s   *itnim;
+	struct bfa_ioim_s *hal_io;
+	unsigned long   flags;
+	int             rc;
+	s16        sg_cnt = 0;
+	struct fc_rport *rport = starget_to_rport(scsi_target(cmnd->device));
+
+	rc = fc_remote_port_chkready(rport);
+	if (rc) {
+		cmnd->result = rc;
+		done(cmnd);
+		return 0;
+	}
+
+	sg_cnt = scsi_dma_map(cmnd);
+
+	if (sg_cnt < 0)
+		return SCSI_MLQUEUE_HOST_BUSY;
+
+	cmnd->scsi_done = done;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	if (!(bfad->bfad_flags & BFAD_HAL_START_DONE)) {
+		printk(KERN_WARNING
+			"bfad%d, queuecommand %p %x failed, BFA stopped\n",
+		       bfad->inst_no, cmnd, cmnd->cmnd[0]);
+		cmnd->result = ScsiResult(DID_NO_CONNECT, 0);
+		goto out_fail_cmd;
+	}
+
+	itnim = itnim_data->itnim;
+	if (!itnim) {
+		cmnd->result = ScsiResult(DID_IMM_RETRY, 0);
+		goto out_fail_cmd;
+	}
+
+	hal_io = bfa_ioim_alloc(&bfad->bfa, (struct bfad_ioim_s *) cmnd,
+				    itnim->bfa_itnim, sg_cnt);
+	if (!hal_io) {
+		printk(KERN_WARNING "hal_io failure\n");
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		scsi_dma_unmap(cmnd);
+		return SCSI_MLQUEUE_HOST_BUSY;
+	}
+
+	cmnd->host_scribble = (char *)hal_io;
+	bfa_trc_fp(bfad, hal_io->iotag);
+	bfa_ioim_start(hal_io);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	return 0;
+
+out_fail_cmd:
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	scsi_dma_unmap(cmnd);
+	if (done)
+		done(cmnd);
+
+	return 0;
+}
+
+void
+bfad_os_rport_online_wait(struct bfad_s *bfad)
+{
+	int i;
+	int rport_delay = 10;
+
+	for (i = 0; !(bfad->bfad_flags & BFAD_PORT_ONLINE)
+		 && i < bfa_linkup_delay; i++)
+		schedule_timeout_uninterruptible(HZ);
+
+	if (bfad->bfad_flags & BFAD_PORT_ONLINE) {
+		rport_delay = rport_delay < bfa_linkup_delay ?
+				 rport_delay : bfa_linkup_delay;
+		for (i = 0; !(bfad->bfad_flags & BFAD_RPORT_ONLINE)
+			 && i < rport_delay; i++)
+			schedule_timeout_uninterruptible(HZ);
+
+		if (rport_delay > 0 && (bfad->bfad_flags & BFAD_RPORT_ONLINE))
+			schedule_timeout_uninterruptible(rport_delay * HZ);
+	}
+}
+
+int
+bfad_os_get_linkup_delay(struct bfad_s *bfad)
+{
+
+	u8         nwwns = 0;
+	wwn_t           *wwns;
+	int             ldelay;
+
+	/*
+	 * Querying for the boot target port wwns
+	 * -- read from boot information in flash.
+	 * If nwwns > 0 => boot over SAN and set bfa_linkup_delay = 30
+	 * else => local boot machine set bfa_linkup_delay = 10
+	 */
+
+	bfa_iocfc_get_bootwwns(&bfad->bfa, &nwwns, &wwns);
+
+	if (nwwns > 0) {
+		/* If boot over SAN; linkup_delay = 30sec */
+		ldelay = 30;
+	} else {
+		/* If local boot; linkup_delay = 10sec */
+		ldelay = 0;
+	}
+
+	return ldelay;
+}
+
+
diff --git a/drivers/scsi/bfa/bfad_im.h b/drivers/scsi/bfa/bfad_im.h
new file mode 100644
index 000000000000..189a5b29e21a
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_im.h
@@ -0,0 +1,150 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_IM_H__
+#define __BFAD_IM_H__
+
+#include "fcs/bfa_fcs_fcpim.h"
+#include "bfad_im_compat.h"
+
+#define FCPI_NAME " fcpim"
+
+void bfad_flags_set(struct bfad_s *bfad, u32 flags);
+bfa_status_t bfad_im_module_init(void);
+void bfad_im_module_exit(void);
+bfa_status_t bfad_im_probe(struct bfad_s *bfad);
+void bfad_im_probe_undo(struct bfad_s *bfad);
+void bfad_im_probe_post(struct bfad_im_s *im);
+bfa_status_t bfad_im_port_new(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_delete(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_online(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_offline(struct bfad_s *bfad, struct bfad_port_s *port);
+void bfad_im_port_clean(struct bfad_im_port_s *im_port);
+int  bfad_im_scsi_host_alloc(struct bfad_s *bfad,
+				struct bfad_im_port_s *im_port);
+void bfad_im_scsi_host_free(struct bfad_s *bfad,
+				struct bfad_im_port_s *im_port);
+
+#define MAX_FCP_TARGET 1024
+#define MAX_FCP_LUN 16384
+#define BFAD_TARGET_RESET_TMO 60
+#define BFAD_LUN_RESET_TMO 60
+#define ScsiResult(host_code, scsi_code) (((host_code) << 16) | scsi_code)
+#define BFA_QUEUE_FULL_RAMP_UP_TIME 120
+#define BFAD_KOBJ_NAME_LEN 20
+
+/*
+ * itnim flags
+ */
+#define ITNIM_MAPPED		0x00000001
+
+#define SCSI_TASK_MGMT		0x00000001
+#define IO_DONE_BIT			0
+
+struct bfad_itnim_data_s {
+	struct bfad_itnim_s *itnim;
+};
+
+struct bfad_im_port_s {
+	struct bfad_s         *bfad;
+	struct bfad_port_s    *port;
+	struct work_struct port_delete_work;
+	int             idr_id;
+	u16        cur_scsi_id;
+	struct list_head binding_list;
+	struct Scsi_Host *shost;
+	struct list_head itnim_mapped_list;
+};
+
+enum bfad_itnim_state {
+	ITNIM_STATE_NONE,
+	ITNIM_STATE_ONLINE,
+	ITNIM_STATE_OFFLINE_PENDING,
+	ITNIM_STATE_OFFLINE,
+	ITNIM_STATE_TIMEOUT,
+	ITNIM_STATE_FREE,
+};
+
+/*
+ * Per itnim data structure
+ */
+struct bfad_itnim_s {
+	struct list_head list_entry;
+	struct bfa_fcs_itnim_s fcs_itnim;
+	struct work_struct itnim_work;
+	u32        flags;
+	enum bfad_itnim_state state;
+	struct bfad_im_s *im;
+	struct bfad_im_port_s *im_port;
+	struct bfad_rport_s *drv_rport;
+	struct fc_rport *fc_rport;
+	struct bfa_itnim_s *bfa_itnim;
+	u16        scsi_tgt_id;
+	u16        queue_work;
+	unsigned long	last_ramp_up_time;
+	unsigned long	last_queue_full_time;
+};
+
+enum bfad_binding_type {
+	FCP_PWWN_BINDING = 0x1,
+	FCP_NWWN_BINDING = 0x2,
+	FCP_FCID_BINDING = 0x3,
+};
+
+struct bfad_fcp_binding {
+	struct list_head list_entry;
+	enum bfad_binding_type binding_type;
+	u16        scsi_target_id;
+	u32        fc_id;
+	wwn_t           nwwn;
+	wwn_t           pwwn;
+};
+
+struct bfad_im_s {
+	struct bfad_s         *bfad;
+	struct workqueue_struct *drv_workq;
+	char   drv_workq_name[BFAD_KOBJ_NAME_LEN];
+};
+
+struct Scsi_Host *bfad_os_scsi_host_alloc(struct bfad_im_port_s *im_port,
+				struct bfad_s *);
+bfa_status_t bfad_os_thread_workq(struct bfad_s *bfad);
+void bfad_os_destroy_workq(struct bfad_im_s *im);
+void bfad_os_itnim_process(struct bfad_itnim_s *itnim_drv);
+void bfad_os_fc_host_init(struct bfad_im_port_s *im_port);
+void bfad_os_init_work(struct bfad_im_port_s *im_port);
+void bfad_os_scsi_host_free(struct bfad_s *bfad,
+				 struct bfad_im_port_s *im_port);
+void bfad_os_ramp_up_qdepth(struct bfad_itnim_s *itnim,
+				 struct scsi_device *sdev);
+void bfad_os_handle_qfull(struct bfad_itnim_s *itnim, struct scsi_device *sdev);
+struct bfad_itnim_s *bfad_os_get_itnim(struct bfad_im_port_s *im_port, int id);
+int bfad_os_scsi_add_host(struct Scsi_Host *shost,
+		struct bfad_im_port_s *im_port, struct bfad_s *bfad);
+
+/*
+ * scsi_host_template entries
+ */
+void bfad_im_itnim_unmap(struct bfad_im_port_s  *im_port,
+			 struct bfad_itnim_s *itnim);
+
+extern struct scsi_host_template bfad_im_scsi_host_template;
+extern struct scsi_host_template bfad_im_vport_template;
+extern struct fc_function_template bfad_im_fc_function_template;
+extern struct scsi_transport_template *bfad_im_scsi_transport_template;
+
+#endif
diff --git a/drivers/scsi/bfa/bfad_im_compat.h b/drivers/scsi/bfa/bfad_im_compat.h
new file mode 100644
index 000000000000..1d3e74ec338c
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_im_compat.h
@@ -0,0 +1,46 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFAD_IM_COMPAT_H__
+#define __BFAD_IM_COMPAT_H__
+
+extern u32 *bfi_image_buf;
+extern u32 bfi_image_size;
+
+extern struct device_attribute *bfad_im_host_attrs[];
+extern struct device_attribute *bfad_im_vport_attrs[];
+
+u32 *bfad_get_firmware_buf(struct pci_dev *pdev);
+u32 *bfad_read_firmware(struct pci_dev *pdev, u32 **bfi_image,
+			u32 *bfi_image_size, char *fw_name);
+
+static inline u32 *
+bfad_load_fwimg(struct pci_dev *pdev)
+{
+	return(bfad_get_firmware_buf(pdev));
+}
+
+static inline void
+bfad_free_fwimg(void)
+{
+	if (bfi_image_ct_size && bfi_image_ct)
+		vfree(bfi_image_ct);
+	if (bfi_image_cb_size && bfi_image_cb)
+		vfree(bfi_image_cb);
+}
+
+#endif
diff --git a/drivers/scsi/bfa/bfad_intr.c b/drivers/scsi/bfa/bfad_intr.c
new file mode 100644
index 000000000000..f104e029cac9
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_intr.c
@@ -0,0 +1,214 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include "bfad_drv.h"
+#include "bfad_trcmod.h"
+
+BFA_TRC_FILE(LDRV, INTR);
+
+/**
+ *  bfa_isr BFA driver interrupt functions
+ */
+irqreturn_t bfad_intx(int irq, void *dev_id);
+static int msix_disable;
+module_param(msix_disable, int, S_IRUGO | S_IWUSR);
+/**
+ * Line based interrupt handler.
+ */
+irqreturn_t
+bfad_intx(int irq, void *dev_id)
+{
+	struct bfad_s         *bfad = dev_id;
+	struct list_head         doneq;
+	unsigned long   flags;
+	bfa_boolean_t rc;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+	rc = bfa_intx(&bfad->bfa);
+	if (!rc) {
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		return IRQ_NONE;
+	}
+
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+		bfa_trc_fp(bfad, irq);
+	}
+
+	return IRQ_HANDLED;
+
+}
+
+static irqreturn_t
+bfad_msix(int irq, void *dev_id)
+{
+	struct bfad_msix_s *vec = dev_id;
+	struct bfad_s *bfad = vec->bfad;
+	struct list_head doneq;
+	unsigned long   flags;
+
+	spin_lock_irqsave(&bfad->bfad_lock, flags);
+
+	bfa_msix(&bfad->bfa, vec->msix.entry);
+	bfa_comp_deq(&bfad->bfa, &doneq);
+	spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+
+	if (!list_empty(&doneq)) {
+		bfa_comp_process(&bfad->bfa, &doneq);
+
+		spin_lock_irqsave(&bfad->bfad_lock, flags);
+		bfa_comp_free(&bfad->bfa, &doneq);
+		spin_unlock_irqrestore(&bfad->bfad_lock, flags);
+	}
+
+	return IRQ_HANDLED;
+}
+
+/**
+ * Initialize the MSIX entry table.
+ */
+static void
+bfad_init_msix_entry(struct bfad_s *bfad, struct msix_entry *msix_entries,
+			 int mask, int max_bit)
+{
+	int             i;
+	int             match = 0x00000001;
+
+	for (i = 0, bfad->nvec = 0; i < MAX_MSIX_ENTRY; i++) {
+		if (mask & match) {
+			bfad->msix_tab[bfad->nvec].msix.entry = i;
+			bfad->msix_tab[bfad->nvec].bfad = bfad;
+			msix_entries[bfad->nvec].entry = i;
+			bfad->nvec++;
+		}
+
+		match <<= 1;
+	}
+
+}
+
+int
+bfad_install_msix_handler(struct bfad_s *bfad)
+{
+	int             i, error = 0;
+
+	for (i = 0; i < bfad->nvec; i++) {
+		error = request_irq(bfad->msix_tab[i].msix.vector,
+				    (irq_handler_t) bfad_msix, 0,
+				    BFAD_DRIVER_NAME, &bfad->msix_tab[i]);
+		bfa_trc(bfad, i);
+		bfa_trc(bfad, bfad->msix_tab[i].msix.vector);
+		if (error) {
+			int             j;
+
+			for (j = 0; j < i; j++)
+				free_irq(bfad->msix_tab[j].msix.vector,
+						&bfad->msix_tab[j]);
+
+			return 1;
+		}
+	}
+
+	return 0;
+}
+
+/**
+ * Setup MSIX based interrupt.
+ */
+int
+bfad_setup_intr(struct bfad_s *bfad)
+{
+	int error = 0;
+	u32 mask = 0, i, num_bit = 0, max_bit = 0;
+	struct msix_entry msix_entries[MAX_MSIX_ENTRY];
+
+	/* Call BFA to get the msix map for this PCI function.  */
+	bfa_msix_getvecs(&bfad->bfa, &mask, &num_bit, &max_bit);
+
+	/* Set up the msix entry table */
+	bfad_init_msix_entry(bfad, msix_entries, mask, max_bit);
+
+	if (!msix_disable) {
+		error = pci_enable_msix(bfad->pcidev, msix_entries, bfad->nvec);
+		if (error) {
+			/*
+			 * Only error number of vector is available.
+			 * We don't have a mechanism to map multiple
+			 * interrupts into one vector, so even if we
+			 * can try to request less vectors, we don't
+			 * know how to associate interrupt events to
+			 *  vectors. Linux doesn't dupicate vectors
+			 * in the MSIX table for this case.
+			 */
+
+			printk(KERN_WARNING "bfad%d: "
+				"pci_enable_msix failed (%d),"
+				" use line based.\n", bfad->inst_no, error);
+
+			goto line_based;
+		}
+
+		/* Save the vectors */
+		for (i = 0; i < bfad->nvec; i++) {
+			bfa_trc(bfad, msix_entries[i].vector);
+			bfad->msix_tab[i].msix.vector = msix_entries[i].vector;
+		}
+
+		bfa_msix_init(&bfad->bfa, bfad->nvec);
+
+		bfad->bfad_flags |= BFAD_MSIX_ON;
+
+		return error;
+	}
+
+line_based:
+	error = 0;
+	if (request_irq
+	    (bfad->pcidev->irq, (irq_handler_t) bfad_intx, BFAD_IRQ_FLAGS,
+	     BFAD_DRIVER_NAME, bfad) != 0) {
+		/* Enable interrupt handler failed */
+		return 1;
+	}
+
+	return error;
+}
+
+void
+bfad_remove_intr(struct bfad_s *bfad)
+{
+	int             i;
+
+	if (bfad->bfad_flags & BFAD_MSIX_ON) {
+		for (i = 0; i < bfad->nvec; i++)
+			free_irq(bfad->msix_tab[i].msix.vector,
+					&bfad->msix_tab[i]);
+
+		pci_disable_msix(bfad->pcidev);
+		bfad->bfad_flags &= ~BFAD_MSIX_ON;
+	} else {
+		free_irq(bfad->pcidev->irq, bfad);
+	}
+}
+
+
diff --git a/drivers/scsi/bfa/bfad_ipfc.h b/drivers/scsi/bfa/bfad_ipfc.h
new file mode 100644
index 000000000000..718bc5227671
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_ipfc.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DRV_IPFC_H__
+#define __BFA_DRV_IPFC_H__
+
+
+#define IPFC_NAME ""
+
+#define bfad_ipfc_module_init(x) do {} while (0)
+#define bfad_ipfc_module_exit(x) do {} while (0)
+#define bfad_ipfc_probe(x) do {} while (0)
+#define bfad_ipfc_probe_undo(x) do {} while (0)
+#define bfad_ipfc_port_config(x, y) BFA_STATUS_OK
+#define bfad_ipfc_port_unconfig(x, y) do {} while (0)
+
+#define bfad_ipfc_probe_post(x) do {} while (0)
+#define bfad_ipfc_port_new(x, y, z) BFA_STATUS_OK
+#define bfad_ipfc_port_delete(x, y) do {} while (0)
+#define bfad_ipfc_port_online(x, y) do {} while (0)
+#define bfad_ipfc_port_offline(x, y) do {} while (0)
+
+#define bfad_ip_get_attr(x) BFA_STATUS_FAILED
+#define bfad_ip_reset_drv_stats(x) BFA_STATUS_FAILED
+#define bfad_ip_get_drv_stats(x, y) BFA_STATUS_FAILED
+#define bfad_ip_enable_ipfc(x, y, z) BFA_STATUS_FAILED
+
+
+#endif
diff --git a/drivers/scsi/bfa/bfad_os.c b/drivers/scsi/bfa/bfad_os.c
new file mode 100644
index 000000000000..faf47b4f1a38
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_os.c
@@ -0,0 +1,50 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_os.c Linux driver OS specific calls.
+ */
+
+#include "bfa_os_inc.h"
+#include "bfad_drv.h"
+
+void
+bfa_os_gettimeofday(struct bfa_timeval_s *tv)
+{
+	struct timeval  tmp_tv;
+
+	do_gettimeofday(&tmp_tv);
+	tv->tv_sec = (u32) tmp_tv.tv_sec;
+	tv->tv_usec = (u32) tmp_tv.tv_usec;
+}
+
+void
+bfa_os_printf(struct bfa_log_mod_s *log_mod, u32 msg_id,
+			const char *fmt, ...)
+{
+	va_list ap;
+	#define BFA_STRING_256	256
+	char tmp[BFA_STRING_256];
+
+	va_start(ap, fmt);
+	vsprintf(tmp, fmt, ap);
+	va_end(ap);
+
+	printk(tmp);
+}
+
+
diff --git a/drivers/scsi/bfa/bfad_tm.h b/drivers/scsi/bfa/bfad_tm.h
new file mode 100644
index 000000000000..4901b1b7df02
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_tm.h
@@ -0,0 +1,59 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * Brocade Fibre Channel HBA Linux Target Mode Driver
+ */
+
+/**
+ *  tm/dummy/bfad_tm.h BFA callback dummy header file for BFA Linux target mode PCI interface module.
+ */
+
+#ifndef __BFAD_TM_H__
+#define __BFAD_TM_H__
+
+#include <defs/bfa_defs_status.h>
+
+#define FCPT_NAME 		""
+
+/*
+ * Called from base Linux driver on (De)Init events
+ */
+
+/* attach tgt template with scst */
+#define bfad_tm_module_init()	do {} while (0)
+
+/* detach/release tgt template */
+#define bfad_tm_module_exit()	do {} while (0)
+
+#define bfad_tm_probe(x)	do {} while (0)
+#define bfad_tm_probe_undo(x)	do {} while (0)
+#define bfad_tm_probe_post(x)	do {} while (0)
+
+/*
+ * Called by base Linux driver but triggered by BFA FCS on config events
+ */
+#define bfad_tm_port_new(x, y)		BFA_STATUS_OK
+#define bfad_tm_port_delete(x, y)	do {} while (0)
+
+/*
+ * Called by base Linux driver but triggered by BFA FCS on PLOGI/O events
+ */
+#define bfad_tm_port_online(x, y)	do {} while (0)
+#define bfad_tm_port_offline(x, y)	do {} while (0)
+
+#endif
diff --git a/drivers/scsi/bfa/bfad_trcmod.h b/drivers/scsi/bfa/bfad_trcmod.h
new file mode 100644
index 000000000000..2827b2acd041
--- /dev/null
+++ b/drivers/scsi/bfa/bfad_trcmod.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfad_trcmod.h Linux driver trace modules
+ */
+
+
+#ifndef __BFAD_TRCMOD_H__
+#define __BFAD_TRCMOD_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	/* 2.6 Driver */
+	BFA_TRC_LDRV_BFAD		= 1,
+	BFA_TRC_LDRV_BFAD_2_6		= 2,
+	BFA_TRC_LDRV_BFAD_2_6_9		= 3,
+	BFA_TRC_LDRV_BFAD_2_6_10	= 4,
+	BFA_TRC_LDRV_INTR		= 5,
+	BFA_TRC_LDRV_IOCTL		= 6,
+	BFA_TRC_LDRV_OS			= 7,
+	BFA_TRC_LDRV_IM			= 8,
+	BFA_TRC_LDRV_IM_2_6		= 9,
+	BFA_TRC_LDRV_IM_2_6_9		= 10,
+	BFA_TRC_LDRV_IM_2_6_10		= 11,
+	BFA_TRC_LDRV_TM			= 12,
+	BFA_TRC_LDRV_IPFC		= 13,
+	BFA_TRC_LDRV_IM_2_4		= 14,
+	BFA_TRC_LDRV_IM_VMW		= 15,
+	BFA_TRC_LDRV_IM_LT_2_6_10	= 16,
+};
+
+#endif /* __BFAD_TRCMOD_H__ */
diff --git a/drivers/scsi/bfa/fab.c b/drivers/scsi/bfa/fab.c
new file mode 100644
index 000000000000..7e3a4d5d7bb4
--- /dev/null
+++ b/drivers/scsi/bfa/fab.c
@@ -0,0 +1,62 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "lport_priv.h"
+
+/**
+ *  fab.c port fab implementation.
+ */
+
+/**
+ *  bfa_fcs_port_fab_public port fab public functions
+ */
+
+/**
+ *   Called by port to initialize fabric services of the base port.
+ */
+void
+bfa_fcs_port_fab_init(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_init(port);
+	bfa_fcs_port_scn_init(port);
+	bfa_fcs_port_ms_init(port);
+}
+
+/**
+ *   Called by port to notify transition to online state.
+ */
+void
+bfa_fcs_port_fab_online(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_online(port);
+	bfa_fcs_port_scn_online(port);
+}
+
+/**
+ *   Called by port to notify transition to offline state.
+ */
+void
+bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *port)
+{
+	bfa_fcs_port_ns_offline(port);
+	bfa_fcs_port_scn_offline(port);
+	bfa_fcs_port_ms_offline(port);
+}
diff --git a/drivers/scsi/bfa/fabric.c b/drivers/scsi/bfa/fabric.c
new file mode 100644
index 000000000000..a8b14c47b009
--- /dev/null
+++ b/drivers/scsi/bfa/fabric.c
@@ -0,0 +1,1278 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fabric.c Fabric module implementation.
+ */
+
+#include "fcs_fabric.h"
+#include "fcs_lport.h"
+#include "fcs_vport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs_auth.h"
+#include "fcs.h"
+#include "fcbuild.h"
+#include <log/bfa_log_fcs.h>
+#include <aen/bfa_aen_port.h>
+#include <bfa_svc.h>
+
+BFA_TRC_FILE(FCS, FABRIC);
+
+#define BFA_FCS_FABRIC_RETRY_DELAY	(2000)	/* Milliseconds */
+#define BFA_FCS_FABRIC_CLEANUP_DELAY	(10000)	/* Milliseconds */
+
+#define bfa_fcs_fabric_set_opertype(__fabric) do {          \
+    if (bfa_pport_get_topology((__fabric)->fcs->bfa)    \
+				== BFA_PPORT_TOPOLOGY_P2P)   \
+	    (__fabric)->oper_type = BFA_PPORT_TYPE_NPORT;       \
+    else                                                    \
+	    (__fabric)->oper_type = BFA_PPORT_TYPE_NLPORT;      \
+} while (0)
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_delay(void *cbarg);
+static void     bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_delete_comp(void *cbarg);
+static void     bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric,
+					  struct fchs_s *fchs, u16 len);
+static void     bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+					     struct fchs_s *fchs, u16 len);
+static void     bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric);
+static void     bfa_fcs_fabric_flogiacc_comp(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg, bfa_status_t status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rspfchs);
+/**
+ *  fcs_fabric_sm fabric state machine functions
+ */
+
+/**
+ * Fabric state machine events
+ */
+enum bfa_fcs_fabric_event {
+	BFA_FCS_FABRIC_SM_CREATE = 1,	/*  fabric create from driver */
+	BFA_FCS_FABRIC_SM_DELETE = 2,	/*  fabric delete from driver */
+	BFA_FCS_FABRIC_SM_LINK_DOWN = 3,	/*  link down from port */
+	BFA_FCS_FABRIC_SM_LINK_UP = 4,	/*  link up from port */
+	BFA_FCS_FABRIC_SM_CONT_OP = 5,	/*  continue op from flogi/auth */
+	BFA_FCS_FABRIC_SM_RETRY_OP = 6,	/*  continue op from flogi/auth */
+	BFA_FCS_FABRIC_SM_NO_FABRIC = 7,	/*  no fabric from flogi/auth
+						 */
+	BFA_FCS_FABRIC_SM_PERF_EVFP = 8,	/*  perform EVFP from
+						 *flogi/auth */
+	BFA_FCS_FABRIC_SM_ISOLATE = 9,	/*  isolate from EVFP processing */
+	BFA_FCS_FABRIC_SM_NO_TAGGING = 10,/*  no VFT tagging from EVFP */
+	BFA_FCS_FABRIC_SM_DELAYED = 11,	/*  timeout delay event */
+	BFA_FCS_FABRIC_SM_AUTH_FAILED = 12,	/*  authentication failed */
+	BFA_FCS_FABRIC_SM_AUTH_SUCCESS = 13,	/*  authentication successful
+						 */
+	BFA_FCS_FABRIC_SM_DELCOMP = 14,	/*  all vports deleted event */
+	BFA_FCS_FABRIC_SM_LOOPBACK = 15,	/*  Received our own FLOGI */
+	BFA_FCS_FABRIC_SM_START = 16,	/*  fabric delete from driver */
+};
+
+static void     bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+					 enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+					  enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+					enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+					      enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+				       enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+					      enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+					 enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+				       enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+					    enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+static void     bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+					   enum bfa_fcs_fabric_event event);
+/**
+ *   Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_uninit(struct bfa_fcs_fabric_s *fabric,
+			 enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CREATE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_created);
+		bfa_fcs_fabric_init(fabric);
+		bfa_fcs_lport_init(&fabric->bport, fabric->fcs, FC_VF_ID_NULL,
+				   &fabric->bport.port_cfg, NULL);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Beginning state before fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_created(struct bfa_fcs_fabric_s *fabric,
+			  enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_START:
+		if (bfa_pport_is_linkup(fabric->fcs->bfa)) {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+			bfa_fcs_fabric_login(fabric);
+		} else
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+		bfa_fcs_modexit_comp(fabric->fcs);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Link is down, awaiting LINK UP event from port. This is also the
+ *   first state at fabric creation.
+ */
+static void
+bfa_fcs_fabric_sm_linkdown(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+		bfa_fcs_fabric_login(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_RETRY_OP:
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   FLOGI is in progress, awaiting FLOGI reply.
+ */
+static void
+bfa_fcs_fabric_sm_flogi(struct bfa_fcs_fabric_s *fabric,
+			enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CONT_OP:
+
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		fabric->fab_type = BFA_FCS_FABRIC_SWITCHED;
+
+		if (fabric->auth_reqd && fabric->is_auth) {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth);
+			bfa_trc(fabric->fcs, event);
+		} else {
+			bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+			bfa_fcs_fabric_notify_online(fabric);
+		}
+		break;
+
+	case BFA_FCS_FABRIC_SM_RETRY_OP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi_retry);
+		bfa_timer_start(fabric->fcs->bfa, &fabric->delay_timer,
+				bfa_fcs_fabric_delay, fabric,
+				BFA_FCS_FABRIC_RETRY_DELAY);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LOOPBACK:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_loopback);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_set_opertype(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_NO_FABRIC:
+		fabric->fab_type = BFA_FCS_FABRIC_N2N;
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		bfa_fcs_fabric_notify_online(fabric);
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_nofabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+
+static void
+bfa_fcs_fabric_sm_flogi_retry(struct bfa_fcs_fabric_s *fabric,
+			      enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_DELAYED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_flogi);
+		bfa_fcs_fabric_login(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_timer_stop(&fabric->delay_timer);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_timer_stop(&fabric->delay_timer);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Authentication is in progress, awaiting authentication results.
+ */
+static void
+bfa_fcs_fabric_sm_auth(struct bfa_fcs_fabric_s *fabric,
+		       enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_online);
+		bfa_fcs_fabric_notify_online(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_PERF_EVFP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Authentication failed
+ */
+static void
+bfa_fcs_fabric_sm_auth_failed(struct bfa_fcs_fabric_s *fabric,
+			      enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Port is in loopback mode.
+ */
+static void
+bfa_fcs_fabric_sm_loopback(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   There is no attached fabric - private loop or NPort-to-NPort topology.
+ */
+static void
+bfa_fcs_fabric_sm_nofabric(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_NO_FABRIC:
+		bfa_trc(fabric->fcs, fabric->bb_credit);
+		bfa_pport_set_tx_bbcredit(fabric->fcs->bfa, fabric->bb_credit);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Fabric is online - normal operating state.
+ */
+static void
+bfa_fcs_fabric_sm_online(struct bfa_fcs_fabric_s *fabric,
+			 enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_linkdown);
+		bfa_lps_discard(fabric->lps);
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_DELETE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_deleting);
+		bfa_fcs_fabric_delete(fabric);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_FAILED:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_auth_failed);
+		bfa_lps_discard(fabric->lps);
+		break;
+
+	case BFA_FCS_FABRIC_SM_AUTH_SUCCESS:
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   Exchanging virtual fabric parameters.
+ */
+static void
+bfa_fcs_fabric_sm_evfp(struct bfa_fcs_fabric_s *fabric,
+		       enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_CONT_OP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_evfp_done);
+		break;
+
+	case BFA_FCS_FABRIC_SM_ISOLATE:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_isolated);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+/**
+ *   EVFP exchange complete and VFT tagging is enabled.
+ */
+static void
+bfa_fcs_fabric_sm_evfp_done(struct bfa_fcs_fabric_s *fabric,
+			    enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+}
+
+/**
+ *   Port is isolated after EVFP exchange due to VF_ID mismatch (N and F).
+ */
+static void
+bfa_fcs_fabric_sm_isolated(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	bfa_log(fabric->fcs->logm, BFA_LOG_FCS_FABRIC_ISOLATED,
+		fabric->bport.port_cfg.pwwn, fabric->fcs->port_vfid,
+		fabric->event_arg.swp_vfid);
+}
+
+/**
+ *   Fabric is being deleted, awaiting vport delete completions.
+ */
+static void
+bfa_fcs_fabric_sm_deleting(struct bfa_fcs_fabric_s *fabric,
+			   enum bfa_fcs_fabric_event event)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_FABRIC_SM_DELCOMP:
+		bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+		bfa_fcs_modexit_comp(fabric->fcs);
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_UP:
+		break;
+
+	case BFA_FCS_FABRIC_SM_LINK_DOWN:
+		bfa_fcs_fabric_notify_offline(fabric);
+		break;
+
+	default:
+		bfa_sm_fault(fabric->fcs, event);
+	}
+}
+
+
+
+/**
+ *  fcs_fabric_private fabric private functions
+ */
+
+static void
+bfa_fcs_fabric_init(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg;
+
+	port_cfg->roles = BFA_PORT_ROLE_FCP_IM;
+	port_cfg->nwwn = bfa_ioc_get_nwwn(&fabric->fcs->bfa->ioc);
+	port_cfg->pwwn = bfa_ioc_get_pwwn(&fabric->fcs->bfa->ioc);
+}
+
+/**
+ * Port Symbolic Name Creation for base port.
+ */
+void
+bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *port_cfg = &fabric->bport.port_cfg;
+	struct bfa_adapter_attr_s adapter_attr;
+	struct bfa_fcs_driver_info_s *driver_info = &fabric->fcs->driver_info;
+
+	bfa_os_memset((void *)&adapter_attr, 0,
+		      sizeof(struct bfa_adapter_attr_s));
+	bfa_ioc_get_adapter_attr(&fabric->fcs->bfa->ioc, &adapter_attr);
+
+	/*
+	 * Model name/number
+	 */
+	strncpy((char *)&port_cfg->sym_name, adapter_attr.model,
+		BFA_FCS_PORT_SYMBNAME_MODEL_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Driver Version
+	 */
+	strncat((char *)&port_cfg->sym_name, (char *)driver_info->version,
+		BFA_FCS_PORT_SYMBNAME_VERSION_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Host machine name
+	 */
+	strncat((char *)&port_cfg->sym_name,
+		(char *)driver_info->host_machine_name,
+		BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ);
+	strncat((char *)&port_cfg->sym_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+		sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+	/*
+	 * Host OS Info :
+	 * If OS Patch Info is not there, do not truncate any bytes from the
+	 * OS name string and instead copy the entire OS info string (64 bytes).
+	 */
+	if (driver_info->host_os_patch[0] == '\0') {
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_name, BFA_FCS_OS_STR_LEN);
+		strncat((char *)&port_cfg->sym_name,
+			BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+	} else {
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_name,
+			BFA_FCS_PORT_SYMBNAME_OSINFO_SZ);
+		strncat((char *)&port_cfg->sym_name,
+			BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+
+		/*
+		 * Append host OS Patch Info
+		 */
+		strncat((char *)&port_cfg->sym_name,
+			(char *)driver_info->host_os_patch,
+			BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ);
+	}
+
+	/*
+	 * null terminate
+	 */
+	port_cfg->sym_name.symname[BFA_SYMNAME_MAXLEN - 1] = 0;
+}
+
+/**
+ * bfa lps login completion callback
+ */
+void
+bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status)
+{
+	struct bfa_fcs_fabric_s *fabric = uarg;
+
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_trc(fabric->fcs, status);
+
+	switch (status) {
+	case BFA_STATUS_OK:
+		fabric->stats.flogi_accepts++;
+		break;
+
+	case BFA_STATUS_INVALID_MAC:
+		/*
+		 * Only for CNA
+		 */
+		fabric->stats.flogi_acc_err++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+		return;
+
+	case BFA_STATUS_EPROTOCOL:
+		switch (bfa_lps_get_extstatus(fabric->lps)) {
+		case BFA_EPROTO_BAD_ACCEPT:
+			fabric->stats.flogi_acc_err++;
+			break;
+
+		case BFA_EPROTO_UNKNOWN_RSP:
+			fabric->stats.flogi_unknown_rsp++;
+			break;
+
+		default:
+			break;
+		}
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+
+		return;
+
+	case BFA_STATUS_FABRIC_RJT:
+		fabric->stats.flogi_rejects++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+		return;
+
+	default:
+		fabric->stats.flogi_rsp_err++;
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_RETRY_OP);
+		return;
+	}
+
+	fabric->bb_credit = bfa_lps_get_peer_bbcredit(fabric->lps);
+	bfa_trc(fabric->fcs, fabric->bb_credit);
+
+	if (!bfa_lps_is_brcd_fabric(fabric->lps))
+		fabric->fabric_name = bfa_lps_get_peer_nwwn(fabric->lps);
+
+	/*
+	 * Check port type. It should be 1 = F-port.
+	 */
+	if (bfa_lps_is_fport(fabric->lps)) {
+		fabric->bport.pid = bfa_lps_get_pid(fabric->lps);
+		fabric->is_npiv = bfa_lps_is_npiv_en(fabric->lps);
+		fabric->is_auth = bfa_lps_is_authreq(fabric->lps);
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CONT_OP);
+	} else {
+		/*
+		 * Nport-2-Nport direct attached
+		 */
+		fabric->bport.port_topo.pn2n.rem_port_wwn =
+			bfa_lps_get_peer_pwwn(fabric->lps);
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+	}
+
+	bfa_trc(fabric->fcs, fabric->bport.pid);
+	bfa_trc(fabric->fcs, fabric->is_npiv);
+	bfa_trc(fabric->fcs, fabric->is_auth);
+}
+
+/**
+ * 		Allocate and send FLOGI.
+ */
+static void
+bfa_fcs_fabric_login(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_s   *bfa = fabric->fcs->bfa;
+	struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg;
+	u8         alpa = 0;
+
+	if (bfa_pport_get_topology(bfa) == BFA_PPORT_TOPOLOGY_LOOP)
+		alpa = bfa_pport_get_myalpa(bfa);
+
+	bfa_lps_flogi(fabric->lps, fabric, alpa, bfa_pport_get_maxfrsize(bfa),
+		      pcfg->pwwn, pcfg->nwwn, fabric->auth_reqd);
+
+	fabric->stats.flogi_sent++;
+}
+
+static void
+bfa_fcs_fabric_notify_online(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(fabric->fcs, fabric->fabric_name);
+
+	bfa_fcs_fabric_set_opertype(fabric);
+	fabric->stats.fabric_onlines++;
+
+	/**
+	 * notify online event to base and then virtual ports
+	 */
+	bfa_fcs_port_online(&fabric->bport);
+
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_online(vport);
+	}
+}
+
+static void
+bfa_fcs_fabric_notify_offline(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	bfa_trc(fabric->fcs, fabric->fabric_name);
+	fabric->stats.fabric_offlines++;
+
+	/**
+	 * notify offline event first to vports and then base port.
+	 */
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_offline(vport);
+	}
+
+	bfa_fcs_port_offline(&fabric->bport);
+
+	fabric->fabric_name = 0;
+	fabric->fabric_ip_addr[0] = 0;
+}
+
+static void
+bfa_fcs_fabric_delay(void *cbarg)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELAYED);
+}
+
+/**
+ * Delete all vports and wait for vport delete completions.
+ */
+static void
+bfa_fcs_fabric_delete(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe, *qen;
+
+	list_for_each_safe(qe, qen, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		bfa_fcs_vport_delete(vport);
+	}
+
+	bfa_fcs_port_delete(&fabric->bport);
+	bfa_wc_wait(&fabric->wc);
+}
+
+static void
+bfa_fcs_fabric_delete_comp(void *cbarg)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELCOMP);
+}
+
+
+
+/**
+ *  fcs_fabric_public fabric public functions
+ */
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	fabric = &fcs->fabric;
+	bfa_os_memset(fabric, 0, sizeof(struct bfa_fcs_fabric_s));
+
+	/**
+	 * Initialize base fabric.
+	 */
+	fabric->fcs = fcs;
+	INIT_LIST_HEAD(&fabric->vport_q);
+	INIT_LIST_HEAD(&fabric->vf_q);
+	fabric->lps = bfa_lps_alloc(fcs->bfa);
+	bfa_assert(fabric->lps);
+
+	/**
+	 * Initialize fabric delete completion handler. Fabric deletion is complete
+	 * when the last vport delete is complete.
+	 */
+	bfa_wc_init(&fabric->wc, bfa_fcs_fabric_delete_comp, fabric);
+	bfa_wc_up(&fabric->wc);	/* For the base port */
+
+	bfa_sm_set_state(fabric, bfa_fcs_fabric_sm_uninit);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_CREATE);
+	bfa_trc(fcs, 0);
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	bfa_trc(fcs, 0);
+
+	/**
+	 * Cleanup base fabric.
+	 */
+	fabric = &fcs->fabric;
+	bfa_lps_delete(fabric->lps);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_DELETE);
+}
+
+/**
+ * Fabric module start -- kick starts FCS actions
+ */
+void
+bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs)
+{
+	struct bfa_fcs_fabric_s *fabric;
+
+	bfa_trc(fcs, 0);
+	fabric = &fcs->fabric;
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_START);
+}
+
+/**
+ *   Suspend fabric activity as part of driver suspend.
+ */
+void
+bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs)
+{
+}
+
+bfa_boolean_t
+bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric)
+{
+	return (bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_loopback));
+}
+
+enum bfa_pport_type
+bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric)
+{
+	return fabric->oper_type;
+}
+
+/**
+ *   Link up notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_UP);
+}
+
+/**
+ *   Link down notification from BFA physical port module.
+ */
+void
+bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_trc(fabric->fcs, fabric->bport.port_cfg.pwwn);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LINK_DOWN);
+}
+
+/**
+ *   A child vport is being created in the fabric.
+ *
+ *   Call from vport module at vport creation. A list of base port and vports
+ *   belonging to a fabric is maintained to propagate link events.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *   param[in] vport  - Vport being created.
+ *
+ *   @return None (always succeeds)
+ */
+void
+bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+			struct bfa_fcs_vport_s *vport)
+{
+	/**
+	 * - add vport to fabric's vport_q
+	 */
+	bfa_trc(fabric->fcs, fabric->vf_id);
+
+	list_add_tail(&vport->qe, &fabric->vport_q);
+	fabric->num_vports++;
+	bfa_wc_up(&fabric->wc);
+}
+
+/**
+ *   A child vport is being deleted from fabric.
+ *
+ *   Vport is being deleted.
+ */
+void
+bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+			struct bfa_fcs_vport_s *vport)
+{
+	list_del(&vport->qe);
+	fabric->num_vports--;
+	bfa_wc_down(&fabric->wc);
+}
+
+/**
+ *   Base port is deleted.
+ */
+void
+bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric)
+{
+	bfa_wc_down(&fabric->wc);
+}
+
+/**
+ *    Check if fabric is online.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *
+ *   @return  TRUE/FALSE
+ */
+int
+bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric)
+{
+	return (bfa_sm_cmp_state(fabric, bfa_fcs_fabric_sm_online));
+}
+
+
+bfa_status_t
+bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf, struct bfa_fcs_s *fcs,
+		     struct bfa_port_cfg_s *port_cfg,
+		     struct bfad_vf_s *vf_drv)
+{
+	bfa_sm_set_state(vf, bfa_fcs_fabric_sm_uninit);
+	return BFA_STATUS_OK;
+}
+
+/**
+ * Lookup for a vport withing a fabric given its pwwn
+ */
+struct bfa_fcs_vport_s *
+bfa_fcs_fabric_vport_lookup(struct bfa_fcs_fabric_s *fabric, wwn_t pwwn)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe;
+
+	list_for_each(qe, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		if (bfa_fcs_port_get_pwwn(&vport->lport) == pwwn)
+			return vport;
+	}
+
+	return NULL;
+}
+
+/**
+ *    In a given fabric, return the number of lports.
+ *
+ *   param[in] fabric - Fabric instance. This can be a base fabric or vf.
+ *
+*    @return : 1 or more.
+ */
+u16
+bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric)
+{
+	return (fabric->num_vports);
+}
+
+/**
+ * 		Unsolicited frame receive handling.
+ */
+void
+bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+		       u16 len)
+{
+	u32        pid = fchs->d_id;
+	struct bfa_fcs_vport_s *vport;
+	struct list_head *qe;
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_logi_s     *flogi = (struct fc_logi_s *) els_cmd;
+
+	bfa_trc(fabric->fcs, len);
+	bfa_trc(fabric->fcs, pid);
+
+	/**
+	 * Look for our own FLOGI frames being looped back. This means an
+	 * external loopback cable is in place. Our own FLOGI frames are
+	 * sometimes looped back when switch port gets temporarily bypassed.
+	 */
+	if ((pid == bfa_os_ntoh3b(FC_FABRIC_PORT))
+	    && (els_cmd->els_code == FC_ELS_FLOGI)
+	    && (flogi->port_name == bfa_fcs_port_get_pwwn(&fabric->bport))) {
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_LOOPBACK);
+		return;
+	}
+
+	/**
+	 * FLOGI/EVFP exchanges should be consumed by base fabric.
+	 */
+	if (fchs->d_id == bfa_os_hton3b(FC_FABRIC_PORT)) {
+		bfa_trc(fabric->fcs, pid);
+		bfa_fcs_fabric_process_uf(fabric, fchs, len);
+		return;
+	}
+
+	if (fabric->bport.pid == pid) {
+		/**
+		 * All authentication frames should be routed to auth
+		 */
+		bfa_trc(fabric->fcs, els_cmd->els_code);
+		if (els_cmd->els_code == FC_ELS_AUTH) {
+			bfa_trc(fabric->fcs, els_cmd->els_code);
+			fabric->auth.response = (u8 *) els_cmd;
+			return;
+		}
+
+		bfa_trc(fabric->fcs, *(u8 *) ((u8 *) fchs));
+		bfa_fcs_port_uf_recv(&fabric->bport, fchs, len);
+		return;
+	}
+
+	/**
+	 * look for a matching local port ID
+	 */
+	list_for_each(qe, &fabric->vport_q) {
+		vport = (struct bfa_fcs_vport_s *)qe;
+		if (vport->lport.pid == pid) {
+			bfa_fcs_port_uf_recv(&vport->lport, fchs, len);
+			return;
+		}
+	}
+	bfa_trc(fabric->fcs, els_cmd->els_code);
+	bfa_fcs_port_uf_recv(&fabric->bport, fchs, len);
+}
+
+/**
+ * 		Unsolicited frames to be processed by fabric.
+ */
+static void
+bfa_fcs_fabric_process_uf(struct bfa_fcs_fabric_s *fabric, struct fchs_s *fchs,
+			  u16 len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_trc(fabric->fcs, els_cmd->els_code);
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_FLOGI:
+		bfa_fcs_fabric_process_flogi(fabric, fchs, len);
+		break;
+
+	default:
+		/*
+		 * need to generate a LS_RJT
+		 */
+		break;
+	}
+}
+
+/**
+ * 	Process	incoming FLOGI
+ */
+static void
+bfa_fcs_fabric_process_flogi(struct bfa_fcs_fabric_s *fabric,
+			struct fchs_s *fchs, u16 len)
+{
+	struct fc_logi_s     *flogi = (struct fc_logi_s *) (fchs + 1);
+	struct bfa_fcs_port_s *bport = &fabric->bport;
+
+	bfa_trc(fabric->fcs, fchs->s_id);
+
+	fabric->stats.flogi_rcvd++;
+	/*
+	 * Check port type. It should be 0 = n-port.
+	 */
+	if (flogi->csp.port_type) {
+		/*
+		 * @todo: may need to send a LS_RJT
+		 */
+		bfa_trc(fabric->fcs, flogi->port_name);
+		fabric->stats.flogi_rejected++;
+		return;
+	}
+
+	fabric->bb_credit = bfa_os_ntohs(flogi->csp.bbcred);
+	bport->port_topo.pn2n.rem_port_wwn = flogi->port_name;
+	bport->port_topo.pn2n.reply_oxid = fchs->ox_id;
+
+	/*
+	 * Send a Flogi Acc
+	 */
+	bfa_fcs_fabric_send_flogi_acc(fabric);
+	bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_NO_FABRIC);
+}
+
+static void
+bfa_fcs_fabric_send_flogi_acc(struct bfa_fcs_fabric_s *fabric)
+{
+	struct bfa_port_cfg_s *pcfg = &fabric->bport.port_cfg;
+	struct bfa_fcs_port_n2n_s *n2n_port = &fabric->bport.port_topo.pn2n;
+	struct bfa_s   *bfa = fabric->fcs->bfa;
+	struct bfa_fcxp_s *fcxp;
+	u16        reqlen;
+	struct fchs_s          fchs;
+
+	fcxp = bfa_fcs_fcxp_alloc(fabric->fcs);
+	/**
+	 * Do not expect this failure -- expect remote node to retry
+	 */
+	if (!fcxp)
+		return;
+
+	reqlen = fc_flogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+				    bfa_os_hton3b(FC_FABRIC_PORT),
+				    n2n_port->reply_oxid, pcfg->pwwn,
+				    pcfg->nwwn, bfa_pport_get_maxfrsize(bfa),
+				    bfa_pport_get_rx_bbcredit(bfa));
+
+	bfa_fcxp_send(fcxp, NULL, fabric->vf_id, bfa_lps_get_tag(fabric->lps),
+			BFA_FALSE, FC_CLASS_3, reqlen, &fchs,
+			bfa_fcs_fabric_flogiacc_comp, fabric,
+			FC_MAX_PDUSZ, 0); /* Timeout 0 indicates no
+					   * response expected
+					   */
+}
+
+/**
+ *   Flogi Acc completion callback.
+ */
+static void
+bfa_fcs_fabric_flogiacc_comp(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t status, u32 rsp_len,
+			     u32 resid_len, struct fchs_s *rspfchs)
+{
+	struct bfa_fcs_fabric_s *fabric = cbarg;
+
+	bfa_trc(fabric->fcs, status);
+}
+
+/*
+ *
+ * @param[in] fabric - fabric
+ * @param[in] result - 1
+ *
+ * @return - none
+ */
+void
+bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric, enum auth_status status)
+{
+	bfa_trc(fabric->fcs, status);
+
+	if (status == FC_AUTH_STATE_SUCCESS)
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_SUCCESS);
+	else
+		bfa_sm_send_event(fabric, BFA_FCS_FABRIC_SM_AUTH_FAILED);
+}
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_fcs_fabric_aen_post(struct bfa_fcs_port_s *port,
+			enum bfa_port_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = port->fcs->logm;
+	wwn_t           pwwn = bfa_fcs_port_get_pwwn(port);
+	wwn_t           fwwn = bfa_fcs_port_get_fabric_name(port);
+	char            pwwn_ptr[BFA_STRING_32];
+	char            fwwn_ptr[BFA_STRING_32];
+
+	wwn2str(pwwn_ptr, pwwn);
+	wwn2str(fwwn_ptr, fwwn);
+
+	switch (event) {
+	case BFA_PORT_AEN_FABRIC_NAME_CHANGE:
+		bfa_log(logmod, BFA_AEN_PORT_FABRIC_NAME_CHANGE, pwwn_ptr,
+			fwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.port.pwwn = pwwn;
+	aen_data.port.fwwn = fwwn;
+}
+
+/*
+ *
+ * @param[in] fabric - fabric
+ * @param[in] wwn_t - new fabric name
+ *
+ * @return - none
+ */
+void
+bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+			       wwn_t fabric_name)
+{
+	bfa_trc(fabric->fcs, fabric_name);
+
+	if (fabric->fabric_name == 0) {
+		/*
+		 * With BRCD switches, we don't get Fabric Name in FLOGI.
+		 * Don't generate a fabric name change event in this case.
+		 */
+		fabric->fabric_name = fabric_name;
+	} else {
+		fabric->fabric_name = fabric_name;
+		/*
+		 * Generate a Event
+		 */
+		bfa_fcs_fabric_aen_post(&fabric->bport,
+					BFA_PORT_AEN_FABRIC_NAME_CHANGE);
+	}
+
+}
+
+/**
+ * Not used by FCS.
+ */
+void
+bfa_cb_lps_flogo_comp(void *bfad, void *uarg)
+{
+}
+
+
diff --git a/drivers/scsi/bfa/fcbuild.c b/drivers/scsi/bfa/fcbuild.c
new file mode 100644
index 000000000000..d174706b9caa
--- /dev/null
+++ b/drivers/scsi/bfa/fcbuild.c
@@ -0,0 +1,1449 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.c - FC link service frame building and parsing routines
+ */
+
+#include <bfa_os_inc.h>
+#include "fcbuild.h"
+
+/*
+ * static build functions
+ */
+static void fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+static void fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+static struct fchs_s   fc_els_req_tmpl;
+static struct fchs_s   fc_els_rsp_tmpl;
+static struct fchs_s   fc_bls_req_tmpl;
+static struct fchs_s   fc_bls_rsp_tmpl;
+static struct fc_ba_acc_s ba_acc_tmpl;
+static struct fc_logi_s plogi_tmpl;
+static struct fc_prli_s prli_tmpl;
+static struct fc_rrq_s rrq_tmpl;
+static struct fchs_s   fcp_fchs_tmpl;
+
+void
+fcbuild_init(void)
+{
+	/*
+	 * fc_els_req_tmpl
+	 */
+	fc_els_req_tmpl.routing = FC_RTG_EXT_LINK;
+	fc_els_req_tmpl.cat_info = FC_CAT_LD_REQUEST;
+	fc_els_req_tmpl.type = FC_TYPE_ELS;
+	fc_els_req_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+			      FCTL_SI_XFER);
+	fc_els_req_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_els_rsp_tmpl
+	 */
+	fc_els_rsp_tmpl.routing = FC_RTG_EXT_LINK;
+	fc_els_rsp_tmpl.cat_info = FC_CAT_LD_REPLY;
+	fc_els_rsp_tmpl.type = FC_TYPE_ELS;
+	fc_els_rsp_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+			      FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_els_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_bls_req_tmpl
+	 */
+	fc_bls_req_tmpl.routing = FC_RTG_BASIC_LINK;
+	fc_bls_req_tmpl.type = FC_TYPE_BLS;
+	fc_bls_req_tmpl.f_ctl = bfa_os_hton3b(FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_bls_req_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * fc_bls_rsp_tmpl
+	 */
+	fc_bls_rsp_tmpl.routing = FC_RTG_BASIC_LINK;
+	fc_bls_rsp_tmpl.cat_info = FC_CAT_BA_ACC;
+	fc_bls_rsp_tmpl.type = FC_TYPE_BLS;
+	fc_bls_rsp_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_EC_RESP | FCTL_SEQ_INI | FCTL_LS_EXCH |
+			      FCTL_END_SEQ | FCTL_SI_XFER);
+	fc_bls_rsp_tmpl.rx_id = FC_RXID_ANY;
+
+	/*
+	 * ba_acc_tmpl
+	 */
+	ba_acc_tmpl.seq_id_valid = 0;
+	ba_acc_tmpl.low_seq_cnt = 0;
+	ba_acc_tmpl.high_seq_cnt = 0xFFFF;
+
+	/*
+	 * plogi_tmpl
+	 */
+	plogi_tmpl.csp.verhi = FC_PH_VER_PH_3;
+	plogi_tmpl.csp.verlo = FC_PH_VER_4_3;
+	plogi_tmpl.csp.bbcred = bfa_os_htons(0x0004);
+	plogi_tmpl.csp.ciro = 0x1;
+	plogi_tmpl.csp.cisc = 0x0;
+	plogi_tmpl.csp.altbbcred = 0x0;
+	plogi_tmpl.csp.conseq = bfa_os_htons(0x00FF);
+	plogi_tmpl.csp.ro_bitmap = bfa_os_htons(0x0002);
+	plogi_tmpl.csp.e_d_tov = bfa_os_htonl(2000);
+
+	plogi_tmpl.class3.class_valid = 1;
+	plogi_tmpl.class3.sequential = 1;
+	plogi_tmpl.class3.conseq = 0xFF;
+	plogi_tmpl.class3.ospx = 1;
+
+	/*
+	 * prli_tmpl
+	 */
+	prli_tmpl.command = FC_ELS_PRLI;
+	prli_tmpl.pglen = 0x10;
+	prli_tmpl.pagebytes = bfa_os_htons(0x0014);
+	prli_tmpl.parampage.type = FC_TYPE_FCP;
+	prli_tmpl.parampage.imagepair = 1;
+	prli_tmpl.parampage.servparams.rxrdisab = 1;
+
+	/*
+	 * rrq_tmpl
+	 */
+	rrq_tmpl.els_cmd.els_code = FC_ELS_RRQ;
+
+	/*
+	 * fcp_fchs_tmpl
+	 */
+	fcp_fchs_tmpl.routing = FC_RTG_FC4_DEV_DATA;
+	fcp_fchs_tmpl.cat_info = FC_CAT_UNSOLICIT_CMD;
+	fcp_fchs_tmpl.type = FC_TYPE_FCP;
+	fcp_fchs_tmpl.f_ctl =
+		bfa_os_hton3b(FCTL_FS_EXCH | FCTL_END_SEQ | FCTL_SI_XFER);
+	fcp_fchs_tmpl.seq_id = 1;
+	fcp_fchs_tmpl.rx_id = FC_RXID_ANY;
+}
+
+static void
+fc_gs_fchdr_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u32 ox_id)
+{
+	bfa_os_memset(fchs, 0, sizeof(struct fchs_s));
+
+	fchs->routing = FC_RTG_FC4_DEV_DATA;
+	fchs->cat_info = FC_CAT_UNSOLICIT_CTRL;
+	fchs->type = FC_TYPE_SERVICES;
+	fchs->f_ctl =
+		bfa_os_hton3b(FCTL_SEQ_INI | FCTL_FS_EXCH | FCTL_END_SEQ |
+			      FCTL_SI_XFER);
+	fchs->rx_id = FC_RXID_ANY;
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+
+	/**
+	 * @todo no need to set ox_id for request
+	 *       no need to set rx_id for response
+	 */
+}
+
+void
+fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_els_req_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+}
+
+static void
+fc_els_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_els_rsp_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = d_id;
+	fchs->s_id = s_id;
+	fchs->ox_id = ox_id;
+}
+
+enum fc_parse_status
+fc_els_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_ls_rjt_s    *ls_rjt = (struct fc_ls_rjt_s *) els_cmd;
+
+	len = len;
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_LS_RJT:
+		if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+			return (FC_PARSE_BUSY);
+		else
+			return (FC_PARSE_FAILURE);
+
+	case FC_ELS_ACC:
+		return (FC_PARSE_OK);
+	}
+	return (FC_PARSE_OK);
+}
+
+static void
+fc_bls_rsp_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_bls_rsp_tmpl, sizeof(struct fchs_s));
+	fchs->d_id = d_id;
+	fchs->s_id = s_id;
+	fchs->ox_id = ox_id;
+}
+
+static          u16
+fc_plogi_x_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		 u16 ox_id, wwn_t port_name, wwn_t node_name,
+		 u16 pdu_size, u8 els_code)
+{
+	struct fc_logi_s     *plogi = (struct fc_logi_s *) (pld);
+
+	bfa_os_memcpy(plogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	plogi->els_cmd.els_code = els_code;
+	if (els_code == FC_ELS_PLOGI)
+		fc_els_req_build(fchs, d_id, s_id, ox_id);
+	else
+		fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	plogi->csp.rxsz = plogi->class3.rxsz = bfa_os_htons(pdu_size);
+
+	bfa_os_memcpy(&plogi->port_name, &port_name, sizeof(wwn_t));
+	bfa_os_memcpy(&plogi->node_name, &node_name, sizeof(wwn_t));
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		u16 ox_id, wwn_t port_name, wwn_t node_name,
+		u16 pdu_size, u8 set_npiv, u8 set_auth,
+		u16 local_bb_credits)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_PORT);
+	u32 	*vvl_info;
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	flogi->els_cmd.els_code = FC_ELS_FLOGI;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	/*
+	 * Set the NPIV Capability Bit ( word 1, bit 31) of Common
+	 * Service Parameters.
+	 */
+	flogi->csp.ciro = set_npiv;
+
+	/* set AUTH capability */
+	flogi->csp.security = set_auth;
+
+	flogi->csp.bbcred = bfa_os_htons(local_bb_credits);
+
+	/* Set brcd token in VVL */
+	vvl_info = (u32 *)&flogi->vvl[0];
+
+	/* set the flag to indicate the presence of VVL */
+	flogi->csp.npiv_supp    = 1; /* @todo. field name is not correct */
+	vvl_info[0]	= bfa_os_htonl(FLOGI_VVL_BRCD);
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		   u16 ox_id, wwn_t port_name, wwn_t node_name,
+		   u16 pdu_size, u16 local_bb_credits)
+{
+	u32        d_id = 0;
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	flogi->els_cmd.els_code = FC_ELS_ACC;
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	flogi->csp.bbcred = bfa_os_htons(local_bb_credits);
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_fdisc_build(struct fchs_s *fchs, struct fc_logi_s *flogi, u32 s_id,
+		u16 ox_id, wwn_t port_name, wwn_t node_name,
+		u16 pdu_size)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_PORT);
+
+	bfa_os_memcpy(flogi, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	flogi->els_cmd.els_code = FC_ELS_FDISC;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	flogi->csp.rxsz = flogi->class3.rxsz = bfa_os_htons(pdu_size);
+	flogi->port_name = port_name;
+	flogi->node_name = node_name;
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+	       u16 ox_id, wwn_t port_name, wwn_t node_name,
+	       u16 pdu_size)
+{
+	return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+				node_name, pdu_size, FC_ELS_PLOGI);
+}
+
+u16
+fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		   u16 ox_id, wwn_t port_name, wwn_t node_name,
+		   u16 pdu_size)
+{
+	return fc_plogi_x_build(fchs, pld, d_id, s_id, ox_id, port_name,
+				node_name, pdu_size, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_plogi_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+	struct fc_logi_s     *plogi;
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_LS_RJT:
+		ls_rjt = (struct fc_ls_rjt_s *) (fchs + 1);
+		if (ls_rjt->reason_code == FC_LS_RJT_RSN_LOGICAL_BUSY)
+			return (FC_PARSE_BUSY);
+		else
+			return (FC_PARSE_FAILURE);
+	case FC_ELS_ACC:
+		plogi = (struct fc_logi_s *) (fchs + 1);
+		if (len < sizeof(struct fc_logi_s))
+			return (FC_PARSE_FAILURE);
+
+		if (!wwn_is_equal(plogi->port_name, port_name))
+			return (FC_PARSE_FAILURE);
+
+		if (!plogi->class3.class_valid)
+			return (FC_PARSE_FAILURE);
+
+		if (bfa_os_ntohs(plogi->class3.rxsz) < (FC_MIN_PDUSZ))
+			return (FC_PARSE_FAILURE);
+
+		return (FC_PARSE_OK);
+	default:
+		return (FC_PARSE_FAILURE);
+	}
+}
+
+enum fc_parse_status
+fc_plogi_parse(struct fchs_s *fchs)
+{
+	struct fc_logi_s     *plogi = (struct fc_logi_s *) (fchs + 1);
+
+	if (plogi->class3.class_valid != 1)
+		return FC_PARSE_FAILURE;
+
+	if ((bfa_os_ntohs(plogi->class3.rxsz) < FC_MIN_PDUSZ)
+	    || (bfa_os_ntohs(plogi->class3.rxsz) > FC_MAX_PDUSZ)
+	    || (plogi->class3.rxsz == 0))
+		return (FC_PARSE_FAILURE);
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+	      u16 ox_id)
+{
+	struct fc_prli_s      *prli = (struct fc_prli_s *) (pld);
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+	prli->command = FC_ELS_PRLI;
+	prli->parampage.servparams.initiator     = 1;
+	prli->parampage.servparams.retry         = 1;
+	prli->parampage.servparams.rec_support   = 1;
+	prli->parampage.servparams.task_retry_id = 0;
+	prli->parampage.servparams.confirm       = 1;
+
+	return (sizeof(struct fc_prli_s));
+}
+
+u16
+fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		  u16 ox_id, enum bfa_port_role role)
+{
+	struct fc_prli_s      *prli = (struct fc_prli_s *) (pld);
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	bfa_os_memcpy(prli, &prli_tmpl, sizeof(struct fc_prli_s));
+
+	prli->command = FC_ELS_ACC;
+
+	if ((role & BFA_PORT_ROLE_FCP_TM) == BFA_PORT_ROLE_FCP_TM)
+		prli->parampage.servparams.target = 1;
+	else
+		prli->parampage.servparams.initiator = 1;
+
+	prli->parampage.rspcode = FC_PRLI_ACC_XQTD;
+
+	return (sizeof(struct fc_prli_s));
+}
+
+enum fc_parse_status
+fc_prli_rsp_parse(struct fc_prli_s *prli, int len)
+{
+	if (len < sizeof(struct fc_prli_s))
+		return (FC_PARSE_FAILURE);
+
+	if (prli->command != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if ((prli->parampage.rspcode != FC_PRLI_ACC_XQTD)
+	    && (prli->parampage.rspcode != FC_PRLI_ACC_PREDEF_IMG))
+		return (FC_PARSE_FAILURE);
+
+	if (prli->parampage.servparams.target != 1)
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_prli_parse(struct fc_prli_s *prli)
+{
+	if (prli->parampage.type != FC_TYPE_FCP)
+		return (FC_PARSE_FAILURE);
+
+	if (!prli->parampage.imagepair)
+		return (FC_PARSE_FAILURE);
+
+	if (!prli->parampage.servparams.initiator)
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+u16
+fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo, u32 d_id,
+			u32 s_id, u16 ox_id, wwn_t port_name)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(logo, '\0', sizeof(struct fc_logo_s));
+	logo->els_cmd.els_code = FC_ELS_LOGO;
+	logo->nport_id = (s_id);
+	logo->orig_port_name = port_name;
+
+	return (sizeof(struct fc_logo_s));
+}
+
+static          u16
+fc_adisc_x_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		 u32 s_id, u16 ox_id, wwn_t port_name,
+		 wwn_t node_name, u8 els_code)
+{
+	memset(adisc, '\0', sizeof(struct fc_adisc_s));
+
+	adisc->els_cmd.els_code = els_code;
+
+	if (els_code == FC_ELS_ADISC)
+		fc_els_req_build(fchs, d_id, s_id, ox_id);
+	else
+		fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	adisc->orig_HA = 0;
+	adisc->orig_port_name = port_name;
+	adisc->orig_node_name = node_name;
+	adisc->nport_id = (s_id);
+
+	return (sizeof(struct fc_adisc_s));
+}
+
+u16
+fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		u32 s_id, u16 ox_id, wwn_t port_name,
+		wwn_t node_name)
+{
+	return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+				node_name, FC_ELS_ADISC);
+}
+
+u16
+fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc, u32 d_id,
+		   u32 s_id, u16 ox_id, wwn_t port_name,
+		   wwn_t node_name)
+{
+	return fc_adisc_x_build(fchs, adisc, d_id, s_id, ox_id, port_name,
+				node_name, FC_ELS_ACC);
+}
+
+enum fc_parse_status
+fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len, wwn_t port_name,
+				 wwn_t node_name)
+{
+
+	if (len < sizeof(struct fc_adisc_s))
+		return (FC_PARSE_FAILURE);
+
+	if (adisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(adisc->orig_port_name, port_name))
+		return (FC_PARSE_FAILURE);
+
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_adisc_parse(struct fchs_s *fchs, void *pld, u32 host_dap,
+		 wwn_t node_name, wwn_t port_name)
+{
+	struct fc_adisc_s     *adisc = (struct fc_adisc_s *) pld;
+
+	if (adisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	if ((adisc->nport_id == (host_dap))
+	    && wwn_is_equal(adisc->orig_port_name, port_name)
+	    && wwn_is_equal(adisc->orig_node_name, node_name))
+		return (FC_PARSE_OK);
+
+	return (FC_PARSE_FAILURE);
+}
+
+enum fc_parse_status
+fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name, wwn_t port_name)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	if (pdisc->class3.class_valid != 1)
+		return FC_PARSE_FAILURE;
+
+	if ((bfa_os_ntohs(pdisc->class3.rxsz) <
+		 (FC_MIN_PDUSZ - sizeof(struct fchs_s)))
+	    || (pdisc->class3.rxsz == 0))
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(pdisc->port_name, port_name))
+		return (FC_PARSE_FAILURE);
+
+	if (!wwn_is_equal(pdisc->node_name, node_name))
+		return (FC_PARSE_FAILURE);
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_abts_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id)
+{
+	bfa_os_memcpy(fchs, &fc_bls_req_tmpl, sizeof(struct fchs_s));
+	fchs->cat_info = FC_CAT_ABTS;
+	fchs->d_id = (d_id);
+	fchs->s_id = (s_id);
+	fchs->ox_id = bfa_os_htons(ox_id);
+
+	return (sizeof(struct fchs_s));
+}
+
+enum fc_parse_status
+fc_abts_rsp_parse(struct fchs_s *fchs, int len)
+{
+	if ((fchs->cat_info == FC_CAT_BA_ACC)
+	    || (fchs->cat_info == FC_CAT_BA_RJT))
+		return (FC_PARSE_OK);
+
+	return (FC_PARSE_FAILURE);
+}
+
+u16
+fc_rrq_build(struct fchs_s *fchs, struct fc_rrq_s *rrq, u32 d_id,
+			 u32 s_id, u16 ox_id, u16 rrq_oxid)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	/*
+	 * build rrq payload
+	 */
+	bfa_os_memcpy(rrq, &rrq_tmpl, sizeof(struct fc_rrq_s));
+	rrq->s_id = (s_id);
+	rrq->ox_id = bfa_os_htons(rrq_oxid);
+	rrq->rx_id = FC_RXID_ANY;
+
+	return (sizeof(struct fc_rrq_s));
+}
+
+u16
+fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id, u32 s_id,
+		  u16 ox_id)
+{
+	struct fc_els_cmd_s   *acc = pld;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(acc, 0, sizeof(struct fc_els_cmd_s));
+	acc->els_code = FC_ELS_ACC;
+
+	return (sizeof(struct fc_els_cmd_s));
+}
+
+u16
+fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt, u32 d_id,
+		u32 s_id, u16 ox_id, u8 reason_code,
+		u8 reason_code_expl)
+{
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	memset(ls_rjt, 0, sizeof(struct fc_ls_rjt_s));
+
+	ls_rjt->els_cmd.els_code = FC_ELS_LS_RJT;
+	ls_rjt->reason_code = reason_code;
+	ls_rjt->reason_code_expl = reason_code_expl;
+	ls_rjt->vendor_unique = 0x00;
+
+	return (sizeof(struct fc_ls_rjt_s));
+}
+
+u16
+fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc, u32 d_id,
+		u32 s_id, u16 ox_id, u16 rx_id)
+{
+	fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+	bfa_os_memcpy(ba_acc, &ba_acc_tmpl, sizeof(struct fc_ba_acc_s));
+
+	fchs->rx_id = rx_id;
+
+	ba_acc->ox_id = fchs->ox_id;
+	ba_acc->rx_id = fchs->rx_id;
+
+	return (sizeof(struct fc_ba_acc_s));
+}
+
+u16
+fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
+			u32 d_id, u32 s_id, u16 ox_id)
+{
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+	memset(els_cmd, 0, sizeof(struct fc_els_cmd_s));
+	els_cmd->els_code = FC_ELS_ACC;
+
+	return (sizeof(struct fc_els_cmd_s));
+}
+
+int
+fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code)
+{
+	int             num_pages = 0;
+	struct fc_prlo_s      *prlo;
+	struct fc_tprlo_s     *tprlo;
+
+	if (els_code == FC_ELS_PRLO) {
+		prlo = (struct fc_prlo_s *) (fc_frame + 1);
+		num_pages = (bfa_os_ntohs(prlo->payload_len) - 4) / 16;
+	} else {
+		tprlo = (struct fc_tprlo_s *) (fc_frame + 1);
+		num_pages = (bfa_os_ntohs(tprlo->payload_len) - 4) / 16;
+	}
+	return num_pages;
+}
+
+u16
+fc_tprlo_acc_build(struct fchs_s *fchs, struct fc_tprlo_acc_s *tprlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages)
+{
+	int             page;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(tprlo_acc, 0, (num_pages * 16) + 4);
+	tprlo_acc->command = FC_ELS_ACC;
+
+	tprlo_acc->page_len = 0x10;
+	tprlo_acc->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		tprlo_acc->tprlo_acc_params[page].opa_valid = 0;
+		tprlo_acc->tprlo_acc_params[page].rpa_valid = 0;
+		tprlo_acc->tprlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+		tprlo_acc->tprlo_acc_params[page].orig_process_assc = 0;
+		tprlo_acc->tprlo_acc_params[page].resp_process_assc = 0;
+	}
+	return (bfa_os_ntohs(tprlo_acc->payload_len));
+}
+
+u16
+fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages)
+{
+	int             page;
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	memset(prlo_acc, 0, (num_pages * 16) + 4);
+	prlo_acc->command = FC_ELS_ACC;
+	prlo_acc->page_len = 0x10;
+	prlo_acc->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		prlo_acc->prlo_acc_params[page].opa_valid = 0;
+		prlo_acc->prlo_acc_params[page].rpa_valid = 0;
+		prlo_acc->prlo_acc_params[page].fc4type_csp = FC_TYPE_FCP;
+		prlo_acc->prlo_acc_params[page].orig_process_assc = 0;
+		prlo_acc->prlo_acc_params[page].resp_process_assc = 0;
+	}
+
+	return (bfa_os_ntohs(prlo_acc->payload_len));
+}
+
+u16
+fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid, u32 d_id,
+			u32 s_id, u16 ox_id, u32 data_format)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(rnid, 0, sizeof(struct fc_rnid_cmd_s));
+
+	rnid->els_cmd.els_code = FC_ELS_RNID;
+	rnid->node_id_data_format = data_format;
+
+	return (sizeof(struct fc_rnid_cmd_s));
+}
+
+u16
+fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format,
+			struct fc_rnid_common_id_data_s *common_id_data,
+			struct fc_rnid_general_topology_data_s *gen_topo_data)
+{
+	memset(rnid_acc, 0, sizeof(struct fc_rnid_acc_s));
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	rnid_acc->els_cmd.els_code = FC_ELS_ACC;
+	rnid_acc->node_id_data_format = data_format;
+	rnid_acc->common_id_data_length =
+			sizeof(struct fc_rnid_common_id_data_s);
+	rnid_acc->common_id_data = *common_id_data;
+
+	if (data_format == RNID_NODEID_DATA_FORMAT_DISCOVERY) {
+		rnid_acc->specific_id_data_length =
+			sizeof(struct fc_rnid_general_topology_data_s);
+		bfa_os_assign(rnid_acc->gen_topology_data, *gen_topo_data);
+		return (sizeof(struct fc_rnid_acc_s));
+	} else {
+		return (sizeof(struct fc_rnid_acc_s) -
+			sizeof(struct fc_rnid_general_topology_data_s));
+	}
+
+}
+
+u16
+fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc, u32 d_id,
+			u32 s_id, u16 ox_id)
+{
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	memset(rpsc, 0, sizeof(struct fc_rpsc_cmd_s));
+
+	rpsc->els_cmd.els_code = FC_ELS_RPSC;
+	return (sizeof(struct fc_rpsc_cmd_s));
+}
+
+u16
+fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rpsc2,
+			u32 d_id, u32 s_id, u32 *pid_list,
+			u16 npids)
+{
+	u32 dctlr_id = FC_DOMAIN_CTRLR(bfa_os_hton3b(d_id));
+	int i = 0;
+
+	fc_els_req_build(fchs, bfa_os_hton3b(dctlr_id), s_id, 0);
+
+	memset(rpsc2, 0, sizeof(struct fc_rpsc2_cmd_s));
+
+	rpsc2->els_cmd.els_code = FC_ELS_RPSC;
+	rpsc2->token = bfa_os_htonl(FC_BRCD_TOKEN);
+	rpsc2->num_pids  = bfa_os_htons(npids);
+	for (i = 0; i < npids; i++)
+		rpsc2->pid_list[i].pid = pid_list[i];
+
+	return (sizeof(struct fc_rpsc2_cmd_s) + ((npids - 1) *
+			(sizeof(u32))));
+}
+
+u16
+fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			struct fc_rpsc_speed_info_s *oper_speed)
+{
+	memset(rpsc_acc, 0, sizeof(struct fc_rpsc_acc_s));
+
+	fc_els_rsp_build(fchs, d_id, s_id, ox_id);
+
+	rpsc_acc->command = FC_ELS_ACC;
+	rpsc_acc->num_entries = bfa_os_htons(1);
+
+	rpsc_acc->speed_info[0].port_speed_cap =
+		bfa_os_htons(oper_speed->port_speed_cap);
+
+	rpsc_acc->speed_info[0].port_op_speed =
+		bfa_os_htons(oper_speed->port_op_speed);
+
+	return (sizeof(struct fc_rpsc_acc_s));
+
+}
+
+/*
+ * TBD -
+ * . get rid of unnecessary memsets
+ */
+
+u16
+fc_logo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	len = len;
+	if (els_cmd->els_code != FC_ELS_ACC)
+		return FC_PARSE_FAILURE;
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, wwn_t port_name, wwn_t node_name,
+			u16 pdu_size)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	bfa_os_memcpy(pdisc, &plogi_tmpl, sizeof(struct fc_logi_s));
+
+	pdisc->els_cmd.els_code = FC_ELS_PDISC;
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	pdisc->csp.rxsz = pdisc->class3.rxsz = bfa_os_htons(pdu_size);
+	pdisc->port_name = port_name;
+	pdisc->node_name = node_name;
+
+	return (sizeof(struct fc_logi_s));
+}
+
+u16
+fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name)
+{
+	struct fc_logi_s     *pdisc = (struct fc_logi_s *) (fchs + 1);
+
+	if (len < sizeof(struct fc_logi_s))
+		return (FC_PARSE_LEN_INVAL);
+
+	if (pdisc->els_cmd.els_code != FC_ELS_ACC)
+		return (FC_PARSE_ACC_INVAL);
+
+	if (!wwn_is_equal(pdisc->port_name, port_name))
+		return (FC_PARSE_PWWN_NOT_EQUAL);
+
+	if (!pdisc->class3.class_valid)
+		return (FC_PARSE_NWWN_NOT_EQUAL);
+
+	if (bfa_os_ntohs(pdisc->class3.rxsz) < (FC_MIN_PDUSZ))
+		return (FC_PARSE_RXSZ_INVAL);
+
+	return (FC_PARSE_OK);
+}
+
+u16
+fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id, u16 ox_id,
+	      int num_pages)
+{
+	struct fc_prlo_s      *prlo = (struct fc_prlo_s *) (fchs + 1);
+	int             page;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	memset(prlo, 0, (num_pages * 16) + 4);
+	prlo->command = FC_ELS_PRLO;
+	prlo->page_len = 0x10;
+	prlo->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		prlo->prlo_params[page].type = FC_TYPE_FCP;
+		prlo->prlo_params[page].opa_valid = 0;
+		prlo->prlo_params[page].rpa_valid = 0;
+		prlo->prlo_params[page].orig_process_assc = 0;
+		prlo->prlo_params[page].resp_process_assc = 0;
+	}
+
+	return (bfa_os_ntohs(prlo->payload_len));
+}
+
+u16
+fc_prlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_prlo_acc_s  *prlo = (struct fc_prlo_acc_s *) (fchs + 1);
+	int             num_pages = 0;
+	int             page = 0;
+
+	len = len;
+
+	if (prlo->command != FC_ELS_ACC)
+		return (FC_PARSE_FAILURE);
+
+	num_pages = ((bfa_os_ntohs(prlo->payload_len)) - 4) / 16;
+
+	for (page = 0; page < num_pages; page++) {
+		if (prlo->prlo_acc_params[page].type != FC_TYPE_FCP)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].opa_valid != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].rpa_valid != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].orig_process_assc != 0)
+			return FC_PARSE_FAILURE;
+
+		if (prlo->prlo_acc_params[page].resp_process_assc != 0)
+			return FC_PARSE_FAILURE;
+	}
+	return (FC_PARSE_OK);
+
+}
+
+u16
+fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages,
+			enum fc_tprlo_type tprlo_type, u32 tpr_id)
+{
+	struct fc_tprlo_s     *tprlo = (struct fc_tprlo_s *) (fchs + 1);
+	int             page;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	memset(tprlo, 0, (num_pages * 16) + 4);
+	tprlo->command = FC_ELS_TPRLO;
+	tprlo->page_len = 0x10;
+	tprlo->payload_len = bfa_os_htons((num_pages * 16) + 4);
+
+	for (page = 0; page < num_pages; page++) {
+		tprlo->tprlo_params[page].type = FC_TYPE_FCP;
+		tprlo->tprlo_params[page].opa_valid = 0;
+		tprlo->tprlo_params[page].rpa_valid = 0;
+		tprlo->tprlo_params[page].orig_process_assc = 0;
+		tprlo->tprlo_params[page].resp_process_assc = 0;
+		if (tprlo_type == FC_GLOBAL_LOGO) {
+			tprlo->tprlo_params[page].global_process_logout = 1;
+		} else if (tprlo_type == FC_TPR_LOGO) {
+			tprlo->tprlo_params[page].tpo_nport_valid = 1;
+			tprlo->tprlo_params[page].tpo_nport_id = (tpr_id);
+		}
+	}
+
+	return (bfa_os_ntohs(tprlo->payload_len));
+}
+
+u16
+fc_tprlo_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_tprlo_acc_s *tprlo = (struct fc_tprlo_acc_s *) (fchs + 1);
+	int             num_pages = 0;
+	int             page = 0;
+
+	len = len;
+
+	if (tprlo->command != FC_ELS_ACC)
+		return (FC_PARSE_ACC_INVAL);
+
+	num_pages = (bfa_os_ntohs(tprlo->payload_len) - 4) / 16;
+
+	for (page = 0; page < num_pages; page++) {
+		if (tprlo->tprlo_acc_params[page].type != FC_TYPE_FCP)
+			return (FC_PARSE_NOT_FCP);
+		if (tprlo->tprlo_acc_params[page].opa_valid != 0)
+			return (FC_PARSE_OPAFLAG_INVAL);
+		if (tprlo->tprlo_acc_params[page].rpa_valid != 0)
+			return (FC_PARSE_RPAFLAG_INVAL);
+		if (tprlo->tprlo_acc_params[page].orig_process_assc != 0)
+			return (FC_PARSE_OPA_INVAL);
+		if (tprlo->tprlo_acc_params[page].resp_process_assc != 0)
+			return (FC_PARSE_RPA_INVAL);
+	}
+	return (FC_PARSE_OK);
+}
+
+enum fc_parse_status
+fc_rrq_rsp_parse(struct fchs_s *fchs, int len)
+{
+	struct fc_els_cmd_s   *els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	len = len;
+	if (els_cmd->els_code != FC_ELS_ACC)
+		return FC_PARSE_FAILURE;
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, u32 reason_code,
+			u32 reason_expl)
+{
+	struct fc_ba_rjt_s    *ba_rjt = (struct fc_ba_rjt_s *) (fchs + 1);
+
+	fc_bls_rsp_build(fchs, d_id, s_id, ox_id);
+
+	fchs->cat_info = FC_CAT_BA_RJT;
+	ba_rjt->reason_code = reason_code;
+	ba_rjt->reason_expl = reason_expl;
+	return (sizeof(struct fc_ba_rjt_s));
+}
+
+static void
+fc_gs_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_DIRSERVICE;
+	cthdr->gs_sub_type = CT_GSSUBTYPE_NAMESERVER;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+static void
+fc_gs_fdmi_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+	cthdr->gs_sub_type = CT_GSSUBTYPE_HBA_MGMTSERVER;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+static void
+fc_gs_ms_cthdr_build(struct ct_hdr_s *cthdr, u32 s_id, u16 cmd_code,
+					 u8 sub_type)
+{
+	bfa_os_memset(cthdr, 0, sizeof(struct ct_hdr_s));
+	cthdr->rev_id = CT_GS3_REVISION;
+	cthdr->gs_type = CT_GSTYPE_MGMTSERVICE;
+	cthdr->gs_sub_type = sub_type;
+	cthdr->cmd_rsp_code = bfa_os_htons(cmd_code);
+}
+
+u16
+fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       wwn_t port_name)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_gidpn_req_s *gidpn =
+			(struct fcgs_gidpn_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GID_PN);
+
+	bfa_os_memset(gidpn, 0, sizeof(struct fcgs_gidpn_req_s));
+	gidpn->port_name = port_name;
+	return (sizeof(struct fcgs_gidpn_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u32 port_id)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gpnid_req_t *gpnid = (fcgs_gpnid_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GPN_ID);
+
+	bfa_os_memset(gpnid, 0, sizeof(fcgs_gpnid_req_t));
+	gpnid->dap = port_id;
+	return (sizeof(fcgs_gpnid_req_t) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u32 port_id)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gnnid_req_t *gnnid = (fcgs_gnnid_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GNN_ID);
+
+	bfa_os_memset(gnnid, 0, sizeof(fcgs_gnnid_req_t));
+	gnnid->dap = port_id;
+	return (sizeof(fcgs_gnnid_req_t) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_ct_rsp_parse(struct ct_hdr_s *cthdr)
+{
+	if (bfa_os_ntohs(cthdr->cmd_rsp_code) != CT_RSP_ACCEPT) {
+		if (cthdr->reason_code == CT_RSN_LOGICAL_BUSY)
+			return FC_PARSE_BUSY;
+		else
+			return FC_PARSE_FAILURE;
+	}
+
+	return FC_PARSE_OK;
+}
+
+u16
+fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr, u8 set_br_reg,
+			u32 s_id, u16 ox_id)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER);
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+
+	bfa_os_memset(scr, 0, sizeof(struct fc_scr_s));
+	scr->command = FC_ELS_SCR;
+	scr->reg_func = FC_SCR_REG_FUNC_FULL;
+	if (set_br_reg)
+		scr->vu_reg_func = FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE;
+
+	return (sizeof(struct fc_scr_s));
+}
+
+u16
+fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn, u32 s_id,
+			u16 ox_id)
+{
+	u32        d_id = bfa_os_hton3b(FC_FABRIC_CONTROLLER);
+	u16        payldlen;
+
+	fc_els_req_build(fchs, d_id, s_id, ox_id);
+	rscn->command = FC_ELS_RSCN;
+	rscn->pagelen = sizeof(rscn->event[0]);
+
+	payldlen = sizeof(u32) + rscn->pagelen;
+	rscn->payldlen = bfa_os_htons(payldlen);
+
+	rscn->event[0].format = FC_RSCN_FORMAT_PORTID;
+	rscn->event[0].portid = s_id;
+
+	return (sizeof(struct fc_rscn_pl_s));
+}
+
+u16
+fc_rftid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       enum bfa_port_role roles)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rftid_req_s *rftid =
+			(struct fcgs_rftid_req_s *) (cthdr + 1);
+	u32        type_value, d_id = bfa_os_hton3b(FC_NAME_SERVER);
+	u8         index;
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+	bfa_os_memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+	rftid->dap = s_id;
+
+	/* By default, FCP FC4 Type is registered */
+	index = FC_TYPE_FCP >> 5;
+	type_value = 1 << (FC_TYPE_FCP % 32);
+	rftid->fc4_type[index] = bfa_os_htonl(type_value);
+
+	if (roles & BFA_PORT_ROLE_FCP_IPFC) {
+		index = FC_TYPE_IP >> 5;
+		type_value = 1 << (FC_TYPE_IP % 32);
+		rftid->fc4_type[index] |= bfa_os_htonl(type_value);
+	}
+
+	return (sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 *fc4_bitmap,
+			u32 bitmap_size)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rftid_req_s *rftid =
+			(struct fcgs_rftid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFT_ID);
+
+	bfa_os_memset(rftid, 0, sizeof(struct fcgs_rftid_req_s));
+
+	rftid->dap = s_id;
+	bfa_os_memcpy((void *)rftid->fc4_type, (void *)fc4_bitmap,
+			(bitmap_size < 32 ? bitmap_size : 32));
+
+	return (sizeof(struct fcgs_rftid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+	       u8 fc4_type, u8 fc4_ftrs)
+{
+	struct ct_hdr_s         *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rffid_req_s *rffid =
+			(struct fcgs_rffid_req_s *) (cthdr + 1);
+	u32         d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RFF_ID);
+
+	bfa_os_memset(rffid, 0, sizeof(struct fcgs_rffid_req_s));
+
+	rffid->dap 		 	= s_id;
+	rffid->fc4ftr_bits  = fc4_ftrs;
+	rffid->fc4_type		= fc4_type;
+
+	return (sizeof(struct fcgs_rffid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rspnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u16 ox_id,
+		u8 *name)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rspnid_req_s *rspnid =
+			(struct fcgs_rspnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, ox_id);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RSPN_ID);
+
+	bfa_os_memset(rspnid, 0, sizeof(struct fcgs_rspnid_req_s));
+
+	rspnid->dap = s_id;
+	rspnid->spn_len = (u8) strlen((char *)name);
+	strncpy((char *)rspnid->spn, (char *)name, rspnid->spn_len);
+
+	return (sizeof(struct fcgs_rspnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_gid_ft_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u8 fc4_type)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_gidft_req_s *gidft =
+			(struct fcgs_gidft_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+
+	fc_gs_cthdr_build(cthdr, s_id, GS_GID_FT);
+
+	bfa_os_memset(gidft, 0, sizeof(struct fcgs_gidft_req_s));
+	gidft->fc4_type = fc4_type;
+	gidft->domain_id = 0;
+	gidft->area_id = 0;
+
+	return (sizeof(struct fcgs_gidft_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       wwn_t port_name)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rpnid_req_s *rpnid =
+			(struct fcgs_rpnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RPN_ID);
+
+	bfa_os_memset(rpnid, 0, sizeof(struct fcgs_rpnid_req_s));
+	rpnid->port_id = port_id;
+	rpnid->port_name = port_name;
+
+	return (sizeof(struct fcgs_rpnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       wwn_t node_name)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rnnid_req_s *rnnid =
+			(struct fcgs_rnnid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RNN_ID);
+
+	bfa_os_memset(rnnid, 0, sizeof(struct fcgs_rnnid_req_s));
+	rnnid->port_id = port_id;
+	rnnid->node_name = node_name;
+
+	return (sizeof(struct fcgs_rnnid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       u32 cos)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rcsid_req_s *rcsid =
+			(struct fcgs_rcsid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RCS_ID);
+
+	bfa_os_memset(rcsid, 0, sizeof(struct fcgs_rcsid_req_s));
+	rcsid->port_id = port_id;
+	rcsid->cos = cos;
+
+	return (sizeof(struct fcgs_rcsid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id,
+	       u8 port_type)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_rptid_req_s *rptid =
+			(struct fcgs_rptid_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_RPT_ID);
+
+	bfa_os_memset(rptid, 0, sizeof(struct fcgs_rptid_req_s));
+	rptid->port_id = port_id;
+	rptid->port_type = port_type;
+
+	return (sizeof(struct fcgs_rptid_req_s) + sizeof(struct ct_hdr_s));
+}
+
+u16
+fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id, u32 port_id)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	struct fcgs_ganxt_req_s *ganxt =
+			(struct fcgs_ganxt_req_s *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_NAME_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_cthdr_build(cthdr, s_id, GS_GA_NXT);
+
+	bfa_os_memset(ganxt, 0, sizeof(struct fcgs_ganxt_req_s));
+	ganxt->port_id = port_id;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(struct fcgs_ganxt_req_s));
+}
+
+/*
+ * Builds fc hdr and ct hdr for FDMI requests.
+ */
+u16
+fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+		     u16 cmd_code)
+{
+
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_fdmi_cthdr_build(cthdr, s_id, cmd_code);
+
+	return (sizeof(struct ct_hdr_s));
+}
+
+/*
+ * Given a FC4 Type, this function returns a fc4 type bitmask
+ */
+void
+fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask)
+{
+	u8         index;
+	u32       *ptr = (u32 *) bit_mask;
+	u32        type_value;
+
+	/*
+	 * @todo : Check for bitmask size
+	 */
+
+	index = fc4_type >> 5;
+	type_value = 1 << (fc4_type % 32);
+	ptr[index] = bfa_os_htonl(type_value);
+
+}
+
+/*
+ * GMAL Request
+ */
+u16
+fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gmal_req_t *gmal = (fcgs_gmal_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GMAL_CMD,
+			CT_GSSUBTYPE_CFGSERVER);
+
+	bfa_os_memset(gmal, 0, sizeof(fcgs_gmal_req_t));
+	gmal->wwn = wwn;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(fcgs_gmal_req_t));
+}
+
+/*
+ * GFN (Get Fabric Name) Request
+ */
+u16
+fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id, wwn_t wwn)
+{
+	struct ct_hdr_s       *cthdr = (struct ct_hdr_s *) pyld;
+	fcgs_gfn_req_t *gfn = (fcgs_gfn_req_t *) (cthdr + 1);
+	u32        d_id = bfa_os_hton3b(FC_MGMT_SERVER);
+
+	fc_gs_fchdr_build(fchs, d_id, s_id, 0);
+	fc_gs_ms_cthdr_build(cthdr, s_id, GS_FC_GFN_CMD,
+			CT_GSSUBTYPE_CFGSERVER);
+
+	bfa_os_memset(gfn, 0, sizeof(fcgs_gfn_req_t));
+	gfn->wwn = wwn;
+
+	return (sizeof(struct ct_hdr_s) + sizeof(fcgs_gfn_req_t));
+}
diff --git a/drivers/scsi/bfa/fcbuild.h b/drivers/scsi/bfa/fcbuild.h
new file mode 100644
index 000000000000..4d248424f7b3
--- /dev/null
+++ b/drivers/scsi/bfa/fcbuild.h
@@ -0,0 +1,273 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * fcbuild.h - FC link service frame building and parsing routines
+ */
+
+#ifndef __FCBUILD_H__
+#define __FCBUILD_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/fc.h>
+#include <protocol/fcp.h>
+#include <protocol/ct.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_pport.h>
+
+/*
+ * Utility Macros/functions
+ */
+
+#define fcif_sof_set(_ifhdr, _sof)	(_ifhdr)->sof = FC_ ## _sof
+#define fcif_eof_set(_ifhdr, _eof)	(_ifhdr)->eof = FC_ ## _eof
+
+#define wwn_is_equal(_wwn1, _wwn2)		\
+	(memcmp(&(_wwn1), &(_wwn2), sizeof(wwn_t)) == 0)
+
+#define fc_roundup(_l, _s) (((_l) + ((_s) - 1)) & ~((_s) - 1))
+
+/*
+ * Given the fc response length, this routine will return
+ * the length of the actual payload bytes following the CT header.
+ *
+ * Assumes the input response length does not include the crc, eof, etc.
+ */
+static inline   u32
+fc_get_ctresp_pyld_len(u32 resp_len)
+{
+	return (resp_len - sizeof(struct ct_hdr_s));
+}
+
+/*
+ * Convert bfa speed to rpsc speed value.
+ */
+static inline enum bfa_pport_speed
+fc_rpsc_operspeed_to_bfa_speed(enum fc_rpsc_op_speed_s speed)
+{
+	switch (speed) {
+
+	case RPSC_OP_SPEED_1G:
+		return BFA_PPORT_SPEED_1GBPS;
+
+	case RPSC_OP_SPEED_2G:
+		return BFA_PPORT_SPEED_2GBPS;
+
+	case RPSC_OP_SPEED_4G:
+		return BFA_PPORT_SPEED_4GBPS;
+
+	case RPSC_OP_SPEED_8G:
+		return BFA_PPORT_SPEED_8GBPS;
+
+	default:
+		return BFA_PPORT_SPEED_UNKNOWN;
+	}
+}
+
+/*
+ * Convert RPSC speed to bfa speed value.
+ */
+static inline   enum fc_rpsc_op_speed_s
+fc_bfa_speed_to_rpsc_operspeed(enum bfa_pport_speed op_speed)
+{
+	switch (op_speed) {
+
+	case BFA_PPORT_SPEED_1GBPS:
+		return RPSC_OP_SPEED_1G;
+
+	case BFA_PPORT_SPEED_2GBPS:
+		return RPSC_OP_SPEED_2G;
+
+	case BFA_PPORT_SPEED_4GBPS:
+		return RPSC_OP_SPEED_4G;
+
+	case BFA_PPORT_SPEED_8GBPS:
+		return RPSC_OP_SPEED_8G;
+
+	default:
+		return RPSC_OP_SPEED_NOT_EST;
+	}
+}
+enum fc_parse_status {
+	FC_PARSE_OK = 0,
+	FC_PARSE_FAILURE = 1,
+	FC_PARSE_BUSY = 2,
+	FC_PARSE_LEN_INVAL,
+	FC_PARSE_ACC_INVAL,
+	FC_PARSE_PWWN_NOT_EQUAL,
+	FC_PARSE_NWWN_NOT_EQUAL,
+	FC_PARSE_RXSZ_INVAL,
+	FC_PARSE_NOT_FCP,
+	FC_PARSE_OPAFLAG_INVAL,
+	FC_PARSE_RPAFLAG_INVAL,
+	FC_PARSE_OPA_INVAL,
+	FC_PARSE_RPA_INVAL,
+
+};
+
+struct fc_templates_s {
+	struct fchs_s          fc_els_req;
+	struct fchs_s          fc_bls_req;
+	struct fc_logi_s      plogi;
+	struct fc_rrq_s        rrq;
+};
+
+void fcbuild_init(void);
+
+u16 fc_flogi_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size, u8 set_npiv,
+			u8 set_auth, u16 local_bb_credits);
+u16 fc_fdisc_build(struct fchs_s *buf, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size);
+u16 fc_flogi_acc_build(struct fchs_s *fchs, struct fc_logi_s *flogi,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size,
+			u16 local_bb_credits);
+u16 fc_plogi_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id, wwn_t port_name,
+			wwn_t node_name, u16 pdu_size);
+enum fc_parse_status fc_plogi_parse(struct fchs_s *fchs);
+u16 fc_abts_build(struct fchs_s *buf, u32 d_id, u32 s_id,
+			u16 ox_id);
+enum fc_parse_status fc_abts_rsp_parse(struct fchs_s *buf, int len);
+u16 fc_rrq_build(struct fchs_s *buf, struct fc_rrq_s *rrq, u32 d_id,
+			u32 s_id, u16 ox_id, u16 rrq_oxid);
+enum fc_parse_status fc_rrq_rsp_parse(struct fchs_s *buf, int len);
+u16 fc_rspnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, u8 *name);
+u16 fc_rftid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, enum bfa_port_role role);
+u16 fc_rftid_build_sol(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 *fc4_bitmap,
+			u32 bitmap_size);
+u16 fc_rffid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u8 fc4_type, u8 fc4_ftrs);
+u16 fc_gidpn_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, wwn_t port_name);
+u16 fc_gpnid_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u16 ox_id, u32 port_id);
+u16 fc_scr_build(struct fchs_s *fchs, struct fc_scr_s *scr,
+			u8 set_br_reg, u32 s_id, u16 ox_id);
+u16 fc_plogi_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name, u16 pdu_size);
+
+u16 fc_adisc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name);
+enum fc_parse_status fc_adisc_parse(struct fchs_s *fchs, void *pld,
+			u32 host_dap,
+			wwn_t node_name, wwn_t port_name);
+enum fc_parse_status fc_adisc_rsp_parse(struct fc_adisc_s *adisc, int len,
+			wwn_t port_name, wwn_t node_name);
+u16 fc_adisc_acc_build(struct fchs_s *fchs, struct fc_adisc_s *adisc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name, wwn_t node_name);
+u16 fc_ls_rjt_build(struct fchs_s *fchs, struct fc_ls_rjt_s *ls_rjt,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u8 reason_code, u8 reason_code_expl);
+u16 fc_ls_acc_build(struct fchs_s *fchs, struct fc_els_cmd_s *els_cmd,
+			u32 d_id, u32 s_id, u16 ox_id);
+u16 fc_prli_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id);
+enum fc_parse_status fc_prli_rsp_parse(struct fc_prli_s *prli, int len);
+
+u16 fc_prli_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id,
+			enum bfa_port_role role);
+u16 fc_rnid_build(struct fchs_s *fchs, struct fc_rnid_cmd_s *rnid,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format);
+u16 fc_rnid_acc_build(struct fchs_s *fchs, struct fc_rnid_acc_s *rnid_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u32 data_format,
+			struct fc_rnid_common_id_data_s *common_id_data,
+			struct fc_rnid_general_topology_data_s *
+			gen_topo_data);
+u16 fc_rpsc2_build(struct fchs_s *fchs, struct fc_rpsc2_cmd_s *rps2c,
+			u32 d_id, u32 s_id,
+			u32 *pid_list, u16 npids);
+u16 fc_rpsc_build(struct fchs_s *fchs, struct fc_rpsc_cmd_s *rpsc,
+			u32 d_id, u32 s_id, u16 ox_id);
+u16 fc_rpsc_acc_build(struct fchs_s *fchs, struct fc_rpsc_acc_s *rpsc_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			struct fc_rpsc_speed_info_s *oper_speed);
+u16 fc_gid_ft_build(struct fchs_s *fchs, void *pld, u32 s_id,
+			u8 fc4_type);
+u16 fc_rpnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, wwn_t port_name);
+u16 fc_rnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, wwn_t node_name);
+u16 fc_rcsid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, u32 cos);
+u16 fc_rptid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id, u8 port_type);
+u16 fc_ganxt_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u32 port_id);
+u16 fc_logo_build(struct fchs_s *fchs, struct fc_logo_s *logo,
+			u32 d_id, u32 s_id, u16 ox_id,
+			wwn_t port_name);
+u16 fc_logo_acc_build(struct fchs_s *fchs, void *pld, u32 d_id,
+			u32 s_id, u16 ox_id);
+u16 fc_fdmi_reqhdr_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 cmd_code);
+u16 fc_gmal_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			wwn_t wwn);
+u16 fc_gfn_req_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			wwn_t wwn);
+void fc_get_fc4type_bitmask(u8 fc4_type, u8 *bit_mask);
+void fc_els_req_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id);
+enum fc_parse_status fc_els_rsp_parse(struct fchs_s *fchs, int len);
+enum fc_parse_status fc_plogi_rsp_parse(struct fchs_s *fchs, int len,
+			 wwn_t port_name);
+enum fc_parse_status fc_prli_parse(struct fc_prli_s *prli);
+enum fc_parse_status fc_pdisc_parse(struct fchs_s *fchs, wwn_t node_name,
+			wwn_t port_name);
+u16 fc_ba_acc_build(struct fchs_s *fchs, struct fc_ba_acc_s *ba_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			u16 rx_id);
+int fc_logout_params_pages(struct fchs_s *fc_frame, u8 els_code);
+u16 fc_tprlo_acc_build(struct fchs_s *fchs,
+			struct fc_tprlo_acc_s *tprlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages);
+u16 fc_prlo_acc_build(struct fchs_s *fchs, struct fc_prlo_acc_s *prlo_acc,
+			u32 d_id, u32 s_id, u16 ox_id,
+			int num_pages);
+u16 fc_logo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_pdisc_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, wwn_t port_name, wwn_t node_name,
+			u16 pdu_size);
+u16 fc_pdisc_rsp_parse(struct fchs_s *fchs, int len, wwn_t port_name);
+u16 fc_prlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages);
+u16 fc_prlo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_tprlo_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, int num_pages,
+			enum fc_tprlo_type tprlo_type, u32 tpr_id);
+u16 fc_tprlo_rsp_parse(struct fchs_s *fchs, int len);
+u16 fc_ba_rjt_build(struct fchs_s *fchs, u32 d_id, u32 s_id,
+			u16 ox_id, u32 reason_code,
+			u32 reason_expl);
+u16 fc_gnnid_build(struct fchs_s *fchs, void *pyld, u32 s_id,
+			u16 ox_id, u32 port_id);
+u16 fc_ct_rsp_parse(struct ct_hdr_s *cthdr);
+u16 fc_rscn_build(struct fchs_s *fchs, struct fc_rscn_pl_s *rscn,
+			u32 s_id, u16 ox_id);
+#endif
diff --git a/drivers/scsi/bfa/fcpim.c b/drivers/scsi/bfa/fcpim.c
new file mode 100644
index 000000000000..8ce5d8934677
--- /dev/null
+++ b/drivers/scsi/bfa/fcpim.c
@@ -0,0 +1,844 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcpim.c - FCP initiator mode i-t nexus state machine
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_fcpim.h"
+#include "fcs_rport.h"
+#include "fcs_lport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include <fcs/bfa_fcs_fcpim.h>
+#include <fcb/bfa_fcb_fcpim.h>
+#include <aen/bfa_aen_itnim.h>
+
+BFA_TRC_FILE(FCS, FCPIM);
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_itnim_timeout(void *arg);
+static void     bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim);
+static void     bfa_fcs_itnim_send_prli(void *itnim_cbarg,
+					struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_itnim_prli_response(void *fcsarg,
+					    struct bfa_fcxp_s *fcxp,
+					    void *cbarg,
+					    bfa_status_t req_status,
+					    u32 rsp_len,
+					    u32 resid_len,
+					    struct fchs_s *rsp_fchs);
+static void     bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+				       enum bfa_itnim_aen_event event);
+
+/**
+ *  fcs_itnim_sm FCS itnim state machine events
+ */
+
+enum bfa_fcs_itnim_event {
+	BFA_FCS_ITNIM_SM_ONLINE = 1,	/*  rport online event */
+	BFA_FCS_ITNIM_SM_OFFLINE = 2,	/*  rport offline */
+	BFA_FCS_ITNIM_SM_FRMSENT = 3,	/*  prli frame is sent */
+	BFA_FCS_ITNIM_SM_RSP_OK = 4,	/*  good response */
+	BFA_FCS_ITNIM_SM_RSP_ERROR = 5,	/*  error response */
+	BFA_FCS_ITNIM_SM_TIMEOUT = 6,	/*  delay timeout */
+	BFA_FCS_ITNIM_SM_HCB_OFFLINE = 7,	/*  BFA online callback */
+	BFA_FCS_ITNIM_SM_HCB_ONLINE = 8,	/*  BFA offline callback */
+	BFA_FCS_ITNIM_SM_INITIATOR = 9,	/*  rport is initiator */
+	BFA_FCS_ITNIM_SM_DELETE = 10,	/*  delete event from rport */
+	BFA_FCS_ITNIM_SM_PRLO = 11,	/*  delete event from rport */
+};
+
+static void     bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+					 enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+					   enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+				      enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+					    enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+					    enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+					enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+					     enum bfa_fcs_itnim_event event);
+static void     bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+					   enum bfa_fcs_itnim_event event);
+
+static struct bfa_sm_table_s itnim_sm_table[] = {
+	{BFA_SM(bfa_fcs_itnim_sm_offline), BFA_ITNIM_OFFLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_prli_send), BFA_ITNIM_PRLI_SEND},
+	{BFA_SM(bfa_fcs_itnim_sm_prli), BFA_ITNIM_PRLI_SENT},
+	{BFA_SM(bfa_fcs_itnim_sm_prli_retry), BFA_ITNIM_PRLI_RETRY},
+	{BFA_SM(bfa_fcs_itnim_sm_hcb_online), BFA_ITNIM_HCB_ONLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_online), BFA_ITNIM_ONLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_hcb_offline), BFA_ITNIM_HCB_OFFLINE},
+	{BFA_SM(bfa_fcs_itnim_sm_initiator), BFA_ITNIM_INITIATIOR},
+};
+
+/**
+ *  fcs_itnim_sm FCS itnim state machine
+ */
+
+static void
+bfa_fcs_itnim_sm_offline(struct bfa_fcs_itnim_s *itnim,
+			 enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_ONLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+		bfa_fcs_itnim_send_prli(itnim, NULL);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+
+}
+
+static void
+bfa_fcs_itnim_sm_prli_send(struct bfa_fcs_itnim_s *itnim,
+			   enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_FRMSENT:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_walloc_cancel(itnim->fcs->bfa, &itnim->fcxp_wqe);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_prli(struct bfa_fcs_itnim_s *itnim,
+		      enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_RSP_OK:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_online);
+		bfa_itnim_online(itnim->bfa_itnim, itnim->seq_rec);
+		break;
+
+	case BFA_FCS_ITNIM_SM_RSP_ERROR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_retry);
+		bfa_timer_start(itnim->fcs->bfa, &itnim->timer,
+				bfa_fcs_itnim_timeout, itnim,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_discard(itnim->fcxp);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		/*
+		 * dont discard fcxp. accept will reach same state
+		 */
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcxp_discard(itnim->fcxp);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_prli_retry(struct bfa_fcs_itnim_s *itnim,
+			    enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_TIMEOUT:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_prli_send);
+		bfa_fcs_itnim_send_prli(itnim, NULL);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_timer_stop(&itnim->timer);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_initiator);
+		bfa_timer_stop(&itnim->timer);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_timer_stop(&itnim->timer);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_online(struct bfa_fcs_itnim_s *itnim,
+			    enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_HCB_ONLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_online);
+		bfa_fcb_itnim_online(itnim->itnim_drv);
+		bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_ONLINE);
+		break;
+
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_itnim_offline(itnim->bfa_itnim);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_online(struct bfa_fcs_itnim_s *itnim,
+			enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_hcb_offline);
+		bfa_fcb_itnim_offline(itnim->itnim_drv);
+		bfa_itnim_offline(itnim->bfa_itnim);
+		if (bfa_fcs_port_is_online(itnim->rport->port) == BFA_TRUE) {
+			bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_DISCONNECT);
+		} else {
+			bfa_fcs_itnim_aen_post(itnim, BFA_ITNIM_AEN_OFFLINE);
+		}
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_itnim_sm_hcb_offline(struct bfa_fcs_itnim_s *itnim,
+			     enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_HCB_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+ * This state is set when a discovered rport is also in intiator mode.
+ * This ITN is marked as no_op and is not active and will not be truned into
+ * online state.
+ */
+static void
+bfa_fcs_itnim_sm_initiator(struct bfa_fcs_itnim_s *itnim,
+			   enum bfa_fcs_itnim_event event)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_trc(itnim->fcs, event);
+
+	switch (event) {
+	case BFA_FCS_ITNIM_SM_OFFLINE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_rport_itnim_ack(itnim->rport);
+		break;
+
+	case BFA_FCS_ITNIM_SM_RSP_ERROR:
+	case BFA_FCS_ITNIM_SM_ONLINE:
+	case BFA_FCS_ITNIM_SM_INITIATOR:
+		break;
+
+	case BFA_FCS_ITNIM_SM_DELETE:
+		bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+		bfa_fcs_itnim_free(itnim);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  itnim_private FCS ITNIM private interfaces
+ */
+
+static void
+bfa_fcs_itnim_aen_post(struct bfa_fcs_itnim_s *itnim,
+		       enum bfa_itnim_aen_event event)
+{
+	struct bfa_fcs_rport_s *rport = itnim->rport;
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = rport->fcs->logm;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(rport->port);
+	wwn_t           rpwwn = rport->pwwn;
+	char            lpwwn_ptr[BFA_STRING_32];
+	char            rpwwn_ptr[BFA_STRING_32];
+
+	/*
+	 * Don't post events for well known addresses
+	 */
+	if (BFA_FCS_PID_IS_WKA(rport->pid))
+		return;
+
+	wwn2str(lpwwn_ptr, lpwwn);
+	wwn2str(rpwwn_ptr, rpwwn);
+
+	switch (event) {
+	case BFA_ITNIM_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_ITNIM_ONLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_ITNIM_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_ITNIM_OFFLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_ITNIM_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_ITNIM_DISCONNECT, rpwwn_ptr, lpwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.itnim.vf_id = rport->port->fabric->vf_id;
+	aen_data.itnim.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(itnim->fcs));
+	aen_data.itnim.lpwwn = lpwwn;
+	aen_data.itnim.rpwwn = rpwwn;
+}
+
+static void
+bfa_fcs_itnim_send_prli(void *itnim_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_itnim_s *itnim = itnim_cbarg;
+	struct bfa_fcs_rport_s *rport = itnim->rport;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		itnim->stats.fcxp_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &itnim->fcxp_wqe,
+				    bfa_fcs_itnim_send_prli, itnim);
+		return;
+	}
+	itnim->fcxp = fcxp;
+
+	len = fc_prli_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), itnim->rport->pid,
+			    bfa_fcs_port_get_fcid(port), 0);
+
+	bfa_fcxp_send(fcxp, rport->bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs,
+		      bfa_fcs_itnim_prli_response, (void *)itnim, FC_MAX_PDUSZ,
+		      FC_RA_TOV);
+
+	itnim->stats.prli_sent++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_FRMSENT);
+}
+
+static void
+bfa_fcs_itnim_prli_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			    bfa_status_t req_status, u32 rsp_len,
+			    u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
+	struct fc_els_cmd_s   *els_cmd;
+	struct fc_prli_s      *prli_resp;
+	struct fc_ls_rjt_s    *ls_rjt;
+	struct fc_prli_params_s *sparams;
+
+	bfa_trc(itnim->fcs, req_status);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		itnim->stats.prli_rsp_err++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	if (els_cmd->els_code == FC_ELS_ACC) {
+		prli_resp = (struct fc_prli_s *) els_cmd;
+
+		if (fc_prli_rsp_parse(prli_resp, rsp_len) != FC_PARSE_OK) {
+			bfa_trc(itnim->fcs, rsp_len);
+			/*
+			 * Check if this  r-port is also in Initiator mode.
+			 * If so, we need to set this ITN as a no-op.
+			 */
+			if (prli_resp->parampage.servparams.initiator) {
+				bfa_trc(itnim->fcs, prli_resp->parampage.type);
+				itnim->rport->scsi_function =
+					BFA_RPORT_INITIATOR;
+				itnim->stats.prli_rsp_acc++;
+				bfa_sm_send_event(itnim,
+						  BFA_FCS_ITNIM_SM_INITIATOR);
+				return;
+			}
+
+			itnim->stats.prli_rsp_parse_err++;
+			return;
+		}
+		itnim->rport->scsi_function = BFA_RPORT_TARGET;
+
+		sparams = &prli_resp->parampage.servparams;
+		itnim->seq_rec = sparams->retry;
+		itnim->rec_support = sparams->rec_support;
+		itnim->task_retry_id = sparams->task_retry_id;
+		itnim->conf_comp = sparams->confirm;
+
+		itnim->stats.prli_rsp_acc++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_OK);
+	} else {
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(itnim->fcs, ls_rjt->reason_code);
+		bfa_trc(itnim->fcs, ls_rjt->reason_code_expl);
+
+		itnim->stats.prli_rsp_rjt++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_RSP_ERROR);
+	}
+}
+
+static void
+bfa_fcs_itnim_timeout(void *arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)arg;
+
+	itnim->stats.timeout++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_TIMEOUT);
+}
+
+static void
+bfa_fcs_itnim_free(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_itnim_delete(itnim->bfa_itnim);
+	bfa_fcb_itnim_free(itnim->fcs->bfad, itnim->itnim_drv);
+}
+
+
+
+/**
+ *  itnim_public FCS ITNIM public interfaces
+ */
+
+/**
+ * 	Called by rport when a new rport is created.
+ *
+ * @param[in] rport	-  remote port.
+ */
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+	struct bfa_fcs_itnim_s *itnim;
+	struct bfad_itnim_s *itnim_drv;
+	struct bfa_itnim_s *bfa_itnim;
+
+	/*
+	 * call bfad to allocate the itnim
+	 */
+	bfa_fcb_itnim_alloc(port->fcs->bfad, &itnim, &itnim_drv);
+	if (itnim == NULL) {
+		bfa_trc(port->fcs, rport->pwwn);
+		return NULL;
+	}
+
+	/*
+	 * Initialize itnim
+	 */
+	itnim->rport = rport;
+	itnim->fcs = rport->fcs;
+	itnim->itnim_drv = itnim_drv;
+
+	/*
+	 * call BFA to create the itnim
+	 */
+	bfa_itnim = bfa_itnim_create(port->fcs->bfa, rport->bfa_rport, itnim);
+
+	if (bfa_itnim == NULL) {
+		bfa_trc(port->fcs, rport->pwwn);
+		bfa_fcb_itnim_free(port->fcs->bfad, itnim_drv);
+		bfa_assert(0);
+		return NULL;
+	}
+
+	itnim->bfa_itnim = bfa_itnim;
+	itnim->seq_rec = BFA_FALSE;
+	itnim->rec_support = BFA_FALSE;
+	itnim->conf_comp = BFA_FALSE;
+	itnim->task_retry_id = BFA_FALSE;
+
+	/*
+	 * Set State machine
+	 */
+	bfa_sm_set_state(itnim, bfa_fcs_itnim_sm_offline);
+
+	return itnim;
+}
+
+/**
+ * 	Called by rport to delete  the instance of FCPIM.
+ *
+ * @param[in] rport	-  remote port.
+ */
+void
+bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_DELETE);
+}
+
+/**
+ * Notification from rport that PLOGI is complete to initiate FC-4 session.
+ */
+void
+bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim)
+{
+	itnim->stats.onlines++;
+
+	if (!BFA_FCS_PID_IS_WKA(itnim->rport->pid)) {
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_ONLINE);
+	} else {
+		/*
+		 * For well known addresses, we set the itnim to initiator
+		 * state
+		 */
+		itnim->stats.initiator++;
+		bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
+	}
+}
+
+/**
+ * Called by rport to handle a remote device offline.
+ */
+void
+bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim)
+{
+	itnim->stats.offlines++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_OFFLINE);
+}
+
+/**
+ * Called by rport when remote port is known to be an initiator from
+ * PRLI received.
+ */
+void
+bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	itnim->stats.initiator++;
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_INITIATOR);
+}
+
+/**
+ * Called by rport to check if the itnim is online.
+ */
+bfa_status_t
+bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim)
+{
+	bfa_trc(itnim->fcs, itnim->rport->pid);
+	switch (bfa_sm_to_state(itnim_sm_table, itnim->sm)) {
+	case BFA_ITNIM_ONLINE:
+	case BFA_ITNIM_INITIATIOR:
+		return BFA_STATUS_OK;
+
+	default:
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	}
+}
+
+/**
+ * BFA completion callback for bfa_itnim_online().
+ */
+void
+bfa_cb_itnim_online(void *cbarg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cbarg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_ONLINE);
+}
+
+/**
+ * BFA completion callback for bfa_itnim_offline().
+ */
+void
+bfa_cb_itnim_offline(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_HCB_OFFLINE);
+}
+
+/**
+ * Mark the beginning of PATH TOV handling. IO completion callbacks
+ * are still pending.
+ */
+void
+bfa_cb_itnim_tov_begin(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcb_itnim_tov_begin(itnim->itnim_drv);
+}
+
+/**
+ * Mark the end of PATH TOV handling. All pending IOs are already cleaned up.
+ */
+void
+bfa_cb_itnim_tov(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcb_itnim_tov(itnim->itnim_drv);
+}
+
+/**
+ * 		BFA notification to FCS/driver for second level error recovery.
+ *
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ */
+void
+bfa_cb_itnim_sler(void *cb_arg)
+{
+	struct bfa_fcs_itnim_s *itnim = (struct bfa_fcs_itnim_s *)cb_arg;
+
+	itnim->stats.sler++;
+	bfa_trc(itnim->fcs, itnim->rport->pwwn);
+	bfa_fcs_rport_logo_imp(itnim->rport);
+}
+
+struct bfa_fcs_itnim_s *
+bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+	rport = bfa_fcs_rport_lookup(port, rpwwn);
+
+	if (!rport)
+		return NULL;
+
+	bfa_assert(rport->itnim != NULL);
+	return (rport->itnim);
+}
+
+bfa_status_t
+bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+		       struct bfa_itnim_attr_s *attr)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	attr->state = bfa_sm_to_state(itnim_sm_table, itnim->sm);
+	attr->retry = itnim->seq_rec;
+	attr->rec_support = itnim->rec_support;
+	attr->conf_comp = itnim->conf_comp;
+	attr->task_retry_id = itnim->task_retry_id;
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+			struct bfa_itnim_stats_s *stats)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	bfa_assert(port != NULL);
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	bfa_os_memcpy(stats, &itnim->stats, sizeof(struct bfa_itnim_stats_s));
+
+	return BFA_STATUS_OK;
+}
+
+bfa_status_t
+bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_itnim_s *itnim = NULL;
+
+	bfa_assert(port != NULL);
+
+	itnim = bfa_fcs_itnim_lookup(port, rpwwn);
+
+	if (itnim == NULL)
+		return BFA_STATUS_NO_FCPIM_NEXUS;
+
+	bfa_os_memset(&itnim->stats, 0, sizeof(struct bfa_itnim_stats_s));
+	return BFA_STATUS_OK;
+}
+
+void
+bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
+		      u16 len)
+{
+	struct fc_els_cmd_s   *els_cmd;
+
+	bfa_trc(itnim->fcs, fchs->type);
+
+	if (fchs->type != FC_TYPE_ELS)
+		return;
+
+	els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_trc(itnim->fcs, els_cmd->els_code);
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_PRLO:
+		/* bfa_sm_send_event(itnim, BFA_FCS_ITNIM_SM_PRLO); */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+void
+bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim)
+{
+}
+
+void
+bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim)
+{
+}
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs)
+{
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+
diff --git a/drivers/scsi/bfa/fcptm.c b/drivers/scsi/bfa/fcptm.c
new file mode 100644
index 000000000000..8c8b08c72e7a
--- /dev/null
+++ b/drivers/scsi/bfa/fcptm.c
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * This file contains dummy FCPTM routines to aid in Initiator Mode only
+ * compilation of OS driver.
+ *
+ */
+
+#include "bfa_os_inc.h"
+#include "fcs_rport.h"
+#include "fcs_fcptm.h"
+#include "fcs/bfa_fcs_rport.h"
+
+struct bfa_fcs_tin_s *
+bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport)
+{
+	return NULL;
+}
+
+void
+bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
+{
+}
+
+void
+bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs, u16 len)
+{
+}
+
+void
+bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin)
+{
+}
+
+void
+bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin)
+{
+}
diff --git a/drivers/scsi/bfa/fcs.h b/drivers/scsi/bfa/fcs.h
new file mode 100644
index 000000000000..deee685e8478
--- /dev/null
+++ b/drivers/scsi/bfa/fcs.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs.h FCS module functions
+ */
+
+
+#ifndef __FCS_H__
+#define __FCS_H__
+
+#define __fcs_min_cfg(__fcs)       (__fcs)->min_cfg
+
+void bfa_fcs_modexit_comp(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_H__ */
diff --git a/drivers/scsi/bfa/fcs_auth.h b/drivers/scsi/bfa/fcs_auth.h
new file mode 100644
index 000000000000..65d155fea3d7
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_auth.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_uf.h FCS unsolicited frame receive
+ */
+
+
+#ifndef __FCS_AUTH_H__
+#define __FCS_AUTH_H__
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs/bfa_fcs_lport.h>
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_auth_uf_recv(struct bfa_fcs_fabric_s *fabric, int len);
+void bfa_fcs_auth_start(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_auth_stop(struct bfa_fcs_fabric_s *fabric);
+
+#endif /* __FCS_UF_H__ */
diff --git a/drivers/scsi/bfa/fcs_fabric.h b/drivers/scsi/bfa/fcs_fabric.h
new file mode 100644
index 000000000000..eee960820f86
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_fabric.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_lport.h FCS logical port interfaces
+ */
+
+#ifndef __FCS_FABRIC_H__
+#define __FCS_FABRIC_H__
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs/bfa_fcs_lport.h>
+
+/*
+* fcs friend functions: only between fcs modules
+ */
+void            bfa_fcs_fabric_modinit(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_modexit(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_modsusp(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_link_up(struct bfa_fcs_fabric_s *fabric);
+void            bfa_fcs_fabric_link_down(struct bfa_fcs_fabric_s *fabric);
+void            bfa_fcs_fabric_addvport(struct bfa_fcs_fabric_s *fabric,
+					struct bfa_fcs_vport_s *vport);
+void            bfa_fcs_fabric_delvport(struct bfa_fcs_fabric_s *fabric,
+					struct bfa_fcs_vport_s *vport);
+int             bfa_fcs_fabric_is_online(struct bfa_fcs_fabric_s *fabric);
+struct bfa_fcs_vport_s *bfa_fcs_fabric_vport_lookup(
+			struct bfa_fcs_fabric_s *fabric, wwn_t pwwn);
+void            bfa_fcs_fabric_modstart(struct bfa_fcs_s *fcs);
+void            bfa_fcs_fabric_uf_recv(struct bfa_fcs_fabric_s *fabric,
+			struct fchs_s *fchs, u16 len);
+u16        bfa_fcs_fabric_vport_count(struct bfa_fcs_fabric_s *fabric);
+bfa_boolean_t   bfa_fcs_fabric_is_loopback(struct bfa_fcs_fabric_s *fabric);
+enum bfa_pport_type bfa_fcs_fabric_port_type(struct bfa_fcs_fabric_s *fabric);
+void     	bfa_fcs_fabric_psymb_init(struct bfa_fcs_fabric_s *fabric);
+void bfa_fcs_fabric_port_delete_comp(struct bfa_fcs_fabric_s *fabric);
+
+bfa_status_t bfa_fcs_fabric_addvf(struct bfa_fcs_fabric_s *vf,
+			struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg,
+			struct bfad_vf_s *vf_drv);
+void bfa_fcs_auth_finished(struct bfa_fcs_fabric_s *fabric,
+			enum auth_status status);
+
+void bfa_fcs_fabric_set_fabric_name(struct bfa_fcs_fabric_s *fabric,
+			wwn_t fabric_name);
+#endif /* __FCS_FABRIC_H__ */
diff --git a/drivers/scsi/bfa/fcs_fcpim.h b/drivers/scsi/bfa/fcs_fcpim.h
new file mode 100644
index 000000000000..61e9e2687de3
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_fcpim.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __FCS_FCPIM_H__
+#define __FCS_FCPIM_H__
+
+#include <defs/bfa_defs_port.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+
+/*
+ * Following routines are from FCPIM and will be called by rport.
+ */
+struct bfa_fcs_itnim_s *bfa_fcs_itnim_create(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_itnim_delete(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_rport_offline(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_rport_online(struct bfa_fcs_itnim_s *itnim);
+bfa_status_t bfa_fcs_itnim_get_online_state(struct bfa_fcs_itnim_s *itnim);
+
+void bfa_fcs_itnim_is_initiator(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_pause(struct bfa_fcs_itnim_s *itnim);
+void bfa_fcs_itnim_resume(struct bfa_fcs_itnim_s *itnim);
+
+/*
+ * Modudle init/cleanup routines.
+ */
+void bfa_fcs_fcpim_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcpim_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcpim_uf_recv(struct bfa_fcs_itnim_s *itnim, struct fchs_s *fchs,
+			u16 len);
+#endif /* __FCS_FCPIM_H__ */
diff --git a/drivers/scsi/bfa/fcs_fcptm.h b/drivers/scsi/bfa/fcs_fcptm.h
new file mode 100644
index 000000000000..ffff0829fd31
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_fcptm.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FCS_FCPTM_H__
+#define __FCS_FCPTM_H__
+
+#include <defs/bfa_defs_port.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+
+/*
+ * Following routines are from FCPTM and will be called by rport.
+ */
+struct bfa_fcs_tin_s *bfa_fcs_tin_create(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_tin_rport_offline(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_rport_online(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_delete(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_rx_prli(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
+			u16 len);
+void bfa_fcs_tin_pause(struct bfa_fcs_tin_s *tin);
+void bfa_fcs_tin_resume(struct bfa_fcs_tin_s *tin);
+
+/*
+ * Modudle init/cleanup routines.
+ */
+void bfa_fcs_fcptm_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcptm_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_fcptm_uf_recv(struct bfa_fcs_tin_s *tin, struct fchs_s *fchs,
+			u16 len);
+
+#endif /* __FCS_FCPTM_H__ */
diff --git a/drivers/scsi/bfa/fcs_fcxp.h b/drivers/scsi/bfa/fcs_fcxp.h
new file mode 100644
index 000000000000..8277fe9c2b70
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_fcxp.h
@@ -0,0 +1,29 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_fcxp.h FCXP helper macros for FCS
+ */
+
+
+#ifndef __FCS_FCXP_H__
+#define __FCS_FCXP_H__
+
+#define bfa_fcs_fcxp_alloc(__fcs)	\
+	bfa_fcxp_alloc(NULL, (__fcs)->bfa, 0, 0, NULL, NULL, NULL, NULL)
+
+#endif /* __FCS_FCXP_H__ */
diff --git a/drivers/scsi/bfa/fcs_lport.h b/drivers/scsi/bfa/fcs_lport.h
new file mode 100644
index 000000000000..ae744ba35671
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_lport.h
@@ -0,0 +1,117 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_lport.h FCS logical port interfaces
+ */
+
+#ifndef __FCS_LPORT_H__
+#define __FCS_LPORT_H__
+
+#define __VPORT_H__
+#include <defs/bfa_defs_port.h>
+#include <bfa_svc.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <fcs_fabric.h>
+#include <fcs_ms.h>
+#include <cs/bfa_q.h>
+#include <fcbuild.h>
+
+/*
+ * PID used in P2P/N2N ( In Big Endian)
+ */
+#define N2N_LOCAL_PID	    0x010000
+#define N2N_REMOTE_PID		0x020000
+
+/*
+ * Misc Timeouts
+ */
+/*
+ * To be used when spawning a timer before retrying a failed command. Milli
+ * Secs.
+ */
+#define	BFA_FCS_RETRY_TIMEOUT 2000
+
+/*
+ * Check for Port/Vport Mode/Role
+ */
+#define	BFA_FCS_VPORT_IS_INITIATOR_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
+
+#define	BFA_FCS_VPORT_IS_TARGET_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
+
+#define	BFA_FCS_VPORT_IS_IPFC_MODE(port) \
+		(port->port_cfg.roles & BFA_PORT_ROLE_FCP_IPFC)
+
+/*
+ * Is this a Well Known Address
+ */
+#define BFA_FCS_PID_IS_WKA(pid)  ((bfa_os_ntoh3b(pid) > 0xFFF000) ?  1 : 0)
+
+/*
+ * Pointer to elements within Port
+ */
+#define BFA_FCS_GET_HAL_FROM_PORT(port)  (port->fcs->bfa)
+#define BFA_FCS_GET_NS_FROM_PORT(port)  (&port->port_topo.pfab.ns)
+#define BFA_FCS_GET_SCN_FROM_PORT(port)  (&port->port_topo.pfab.scn)
+#define BFA_FCS_GET_MS_FROM_PORT(port)  (&port->port_topo.pfab.ms)
+#define BFA_FCS_GET_FDMI_FROM_PORT(port)  (&port->port_topo.pfab.ms.fdmi)
+
+/*
+ * handler for unsolicied frames
+ */
+void bfa_fcs_port_uf_recv(struct bfa_fcs_port_s *lport, struct fchs_s *fchs,
+			u16 len);
+
+/*
+ * Following routines will be called by Fabric to indicate port
+ * online/offline to vport.
+ */
+void bfa_fcs_lport_init(struct bfa_fcs_port_s *lport, struct bfa_fcs_s *fcs,
+			u16 vf_id, struct bfa_port_cfg_s *port_cfg,
+			struct bfa_fcs_vport_s *vport);
+void bfa_fcs_port_online(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_offline(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_delete(struct bfa_fcs_port_s *port);
+bfa_boolean_t   bfa_fcs_port_is_online(struct bfa_fcs_port_s *port);
+
+/*
+ * Lookup rport based on PID
+ */
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pid(
+			struct bfa_fcs_port_s *port, u32 pid);
+
+/*
+ * Lookup rport based on PWWN
+ */
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_pwwn(
+			struct bfa_fcs_port_s *port, wwn_t pwwn);
+struct bfa_fcs_rport_s *bfa_fcs_port_get_rport_by_nwwn(
+			struct bfa_fcs_port_s *port, wwn_t nwwn);
+void bfa_fcs_port_add_rport(struct bfa_fcs_port_s *port,
+			struct bfa_fcs_rport_s *rport);
+void bfa_fcs_port_del_rport(struct bfa_fcs_port_s *port,
+			struct bfa_fcs_rport_s *rport);
+
+void bfa_fcs_port_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_port_modexit(struct bfa_fcs_s *fcs);
+void bfa_fcs_port_lip(struct bfa_fcs_port_s *port);
+
+#endif /* __FCS_LPORT_H__ */
diff --git a/drivers/scsi/bfa/fcs_ms.h b/drivers/scsi/bfa/fcs_ms.h
new file mode 100644
index 000000000000..b6a8c12876f4
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_ms.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_ms.h FCS ms interfaces
+ */
+#ifndef __FCS_MS_H__
+#define __FCS_MS_H__
+
+/* MS FCS routines */
+void bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port);
+void bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port);
+
+/* FDMI FCS routines */
+void bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms);
+void bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms);
+void bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms);
+
+#endif
diff --git a/drivers/scsi/bfa/fcs_port.h b/drivers/scsi/bfa/fcs_port.h
new file mode 100644
index 000000000000..abb65191dd27
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_port.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_pport.h FCS physical port interfaces
+ */
+
+
+#ifndef __FCS_PPORT_H__
+#define __FCS_PPORT_H__
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_pport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_pport_modexit(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_PPORT_H__ */
diff --git a/drivers/scsi/bfa/fcs_rport.h b/drivers/scsi/bfa/fcs_rport.h
new file mode 100644
index 000000000000..f601e9d74236
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_rport.h
@@ -0,0 +1,61 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_rport.h FCS rport interfaces and defines
+ */
+
+#ifndef __FCS_RPORT_H__
+#define __FCS_RPORT_H__
+
+#include <fcs/bfa_fcs_rport.h>
+
+void bfa_fcs_rport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_rport_modexit(struct bfa_fcs_s *fcs);
+
+void bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+			u16 len);
+void bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport);
+
+struct bfa_fcs_rport_s *bfa_fcs_rport_create(struct bfa_fcs_port_s *port,
+			u32 pid);
+void bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi_rsp);
+void bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs,
+			struct fc_logi_s *plogi);
+void bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+			struct fc_logi_s *plogi);
+void bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_itntm_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_fcptm_offline_done(struct bfa_fcs_rport_s *rport);
+int  bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport);
+struct bfa_fcs_rport_s *bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port,
+			wwn_t wwn);
+
+
+/* Rport Features */
+void  bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport);
+void  bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport);
+void  bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport);
+
+#endif /* __FCS_RPORT_H__ */
diff --git a/drivers/scsi/bfa/fcs_trcmod.h b/drivers/scsi/bfa/fcs_trcmod.h
new file mode 100644
index 000000000000..41b5ae8d7644
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_trcmod.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_trcmod.h BFA FCS trace modules
+ */
+
+#ifndef __FCS_TRCMOD_H__
+#define __FCS_TRCMOD_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_FCS_FABRIC		= 1,
+	BFA_TRC_FCS_VFAPI		= 2,
+	BFA_TRC_FCS_PORT		= 3,
+	BFA_TRC_FCS_VPORT		= 4,
+	BFA_TRC_FCS_VP_API		= 5,
+	BFA_TRC_FCS_VPS			= 6,
+	BFA_TRC_FCS_RPORT		= 7,
+	BFA_TRC_FCS_FCPIM		= 8,
+	BFA_TRC_FCS_FCPTM		= 9,
+	BFA_TRC_FCS_NS			= 10,
+	BFA_TRC_FCS_SCN			= 11,
+	BFA_TRC_FCS_LOOP		= 12,
+	BFA_TRC_FCS_UF			= 13,
+	BFA_TRC_FCS_PPORT		= 14,
+	BFA_TRC_FCS_FCPIP		= 15,
+	BFA_TRC_FCS_PORT_API	= 16,
+	BFA_TRC_FCS_RPORT_API	= 17,
+	BFA_TRC_FCS_AUTH		= 18,
+	BFA_TRC_FCS_N2N			= 19,
+	BFA_TRC_FCS_MS			= 20,
+	BFA_TRC_FCS_FDMI		= 21,
+	BFA_TRC_FCS_RPORT_FTRS	= 22,
+};
+
+#endif /* __FCS_TRCMOD_H__ */
diff --git a/drivers/scsi/bfa/fcs_uf.h b/drivers/scsi/bfa/fcs_uf.h
new file mode 100644
index 000000000000..96f1bdcb31ed
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_uf.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  fcs_uf.h FCS unsolicited frame receive
+ */
+
+
+#ifndef __FCS_UF_H__
+#define __FCS_UF_H__
+
+/*
+ * fcs friend functions: only between fcs modules
+ */
+void bfa_fcs_uf_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_uf_modexit(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_UF_H__ */
diff --git a/drivers/scsi/bfa/fcs_vport.h b/drivers/scsi/bfa/fcs_vport.h
new file mode 100644
index 000000000000..9e80b6a97b7f
--- /dev/null
+++ b/drivers/scsi/bfa/fcs_vport.h
@@ -0,0 +1,39 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FCS_VPORT_H__
+#define __FCS_VPORT_H__
+
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_vport.h>
+#include <defs/bfa_defs_pci.h>
+
+/*
+ * Modudle init/cleanup routines.
+ */
+
+void bfa_fcs_vport_modinit(struct bfa_fcs_s *fcs);
+void bfa_fcs_vport_modexit(struct bfa_fcs_s *fcs);
+
+void bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport);
+u32 bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs);
+
+#endif /* __FCS_VPORT_H__ */
+
diff --git a/drivers/scsi/bfa/fdmi.c b/drivers/scsi/bfa/fdmi.c
new file mode 100644
index 000000000000..b845eb272c78
--- /dev/null
+++ b/drivers/scsi/bfa/fdmi.c
@@ -0,0 +1,1223 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  port_api.c BFA FCS port
+ */
+
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "lport_priv.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include <fcs/bfa_fcs_fdmi.h>
+
+BFA_TRC_FILE(FCS, FDMI);
+
+#define BFA_FCS_FDMI_CMD_MAX_RETRIES 2
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg,
+					   struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_fdmi_rhba_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_rprt_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_rpa_response(void *fcsarg,
+					       struct bfa_fcxp_s *fcxp,
+					       void *cbarg,
+					       bfa_status_t req_status,
+					       u32 rsp_len,
+					       u32 resid_len,
+					       struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_fdmi_timeout(void *arg);
+static u16 bfa_fcs_port_fdmi_build_rhba_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_rprt_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_rpa_pyld(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+static u16 bfa_fcs_port_fdmi_build_portattr_block(
+			struct bfa_fcs_port_fdmi_s *fdmi, u8 *pyld);
+void bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			struct bfa_fcs_fdmi_hba_attr_s *hba_attr);
+void bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			struct bfa_fcs_fdmi_port_attr_s *port_attr);
+/**
+ *  fcs_fdmi_sm FCS FDMI state machine
+ */
+
+/**
+ *  FDMI State Machine events
+ */
+enum port_fdmi_event {
+	FDMISM_EVENT_PORT_ONLINE = 1,
+	FDMISM_EVENT_PORT_OFFLINE = 2,
+	FDMISM_EVENT_RSP_OK = 4,
+	FDMISM_EVENT_RSP_ERROR = 5,
+	FDMISM_EVENT_TIMEOUT = 6,
+	FDMISM_EVENT_RHBA_SENT = 7,
+	FDMISM_EVENT_RPRT_SENT = 8,
+	FDMISM_EVENT_RPA_SENT = 9,
+};
+
+static void bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+static void     bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi,
+			enum port_fdmi_event event);
+/**
+ * 		Start in offline state - awaiting MS to send start.
+ */
+static void
+bfa_fcs_port_fdmi_sm_offline(struct bfa_fcs_port_fdmi_s *fdmi,
+			     enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	fdmi->retry_cnt = 0;
+
+	switch (event) {
+	case FDMISM_EVENT_PORT_ONLINE:
+		if (port->vport) {
+			/*
+			 * For Vports, register a new port.
+			 */
+			bfa_sm_set_state(fdmi,
+					 bfa_fcs_port_fdmi_sm_sending_rprt);
+			bfa_fcs_port_fdmi_send_rprt(fdmi, NULL);
+		} else {
+			/*
+			 * For a base port, we should first register the HBA
+			 * atribute. The HBA attribute also contains the base
+			 *  port registration.
+			 */
+			bfa_sm_set_state(fdmi,
+					 bfa_fcs_port_fdmi_sm_sending_rhba);
+			bfa_fcs_port_fdmi_send_rhba(fdmi, NULL);
+		}
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_sending_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+				  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RHBA_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rhba(struct bfa_fcs_port_fdmi_s *fdmi,
+			  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rhba_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		/*
+		 * Initiate Register Port Attributes
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa);
+		fdmi->retry_cnt = 0;
+		bfa_fcs_port_fdmi_send_rpa(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rhba_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+				enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rhba);
+		bfa_fcs_port_fdmi_send_rhba(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+* RPRT : Register Port
+ */
+static void
+bfa_fcs_port_fdmi_sm_sending_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+				  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RPRT_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rprt(struct bfa_fcs_port_fdmi_s *fdmi,
+			  enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rprt_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+			fdmi->retry_cnt = 0;
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		fdmi->retry_cnt = 0;
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rprt_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+				enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rprt);
+		bfa_fcs_port_fdmi_send_rprt(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/*
+ * Register Port Attributes
+ */
+static void
+bfa_fcs_port_fdmi_sm_sending_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+				 enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RPA_SENT:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(port),
+				       &fdmi->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rpa(struct bfa_fcs_port_fdmi_s *fdmi,
+			 enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_RSP_ERROR:
+		/*
+		 * if max retries have not been reached, start timer for a
+		 * delayed retry
+		 */
+		if (fdmi->retry_cnt++ < BFA_FCS_FDMI_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_rpa_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(port),
+					&fdmi->timer, bfa_fcs_port_fdmi_timeout,
+					fdmi, BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			/*
+			 * set state to offline
+			 */
+			bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+			fdmi->retry_cnt = 0;
+		}
+		break;
+
+	case FDMISM_EVENT_RSP_OK:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_online);
+		fdmi->retry_cnt = 0;
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(fdmi->fcxp);
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_rpa_retry(struct bfa_fcs_port_fdmi_s *fdmi,
+			       enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_sending_rpa);
+		bfa_fcs_port_fdmi_send_rpa(fdmi, NULL);
+		break;
+
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		bfa_timer_stop(&fdmi->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_fdmi_sm_online(struct bfa_fcs_port_fdmi_s *fdmi,
+			    enum port_fdmi_event event)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+	bfa_trc(port->fcs, event);
+
+	switch (event) {
+	case FDMISM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+/**
+*   RHBA : Register HBA Attributes.
+ */
+static void
+bfa_fcs_port_fdmi_send_rhba(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	int             len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rhba, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RHBA);
+
+	attr_len = bfa_fcs_port_fdmi_build_rhba_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, (len + attr_len), &fchs,
+		      bfa_fcs_port_fdmi_rhba_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RHBA_SENT);
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rhba_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				  u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_fdmi_hba_attr_s hba_attr;	/* @todo */
+	struct bfa_fcs_fdmi_hba_attr_s *fcs_hba_attr = &hba_attr; /* @todo */
+	struct fdmi_rhba_s    *rhba = (struct fdmi_rhba_s *) pyld;
+	struct fdmi_attr_s    *attr;
+	u8        *curr_ptr;
+	u16        len, count;
+
+	/*
+	 * get hba attributes
+	 */
+	bfa_fcs_fdmi_get_hbaattr(fdmi, fcs_hba_attr);
+
+	rhba->hba_id = bfa_fcs_port_get_pwwn(port);
+	rhba->port_list.num_ports = bfa_os_htonl(1);
+	rhba->port_list.port_entry = bfa_fcs_port_get_pwwn(port);
+
+	len = sizeof(rhba->hba_id) + sizeof(rhba->port_list);
+
+	count = 0;
+	len += sizeof(rhba->hba_attr_blk.attr_count);
+
+	/*
+	 * fill out the invididual entries of the HBA attrib Block
+	 */
+	curr_ptr = (u8 *) &rhba->hba_attr_blk.hba_attr;
+
+	/*
+	 * Node Name
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_NODENAME);
+	attr->len = sizeof(wwn_t);
+	memcpy(attr->value, &bfa_fcs_port_get_nwwn(port), attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Manufacturer
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MANUFACTURER);
+	attr->len = (u16) strlen(fcs_hba_attr->manufacturer);
+	memcpy(attr->value, fcs_hba_attr->manufacturer, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Serial Number
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_SERIALNUM);
+	attr->len = (u16) strlen(fcs_hba_attr->serial_num);
+	memcpy(attr->value, fcs_hba_attr->serial_num, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Model
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL);
+	attr->len = (u16) strlen(fcs_hba_attr->model);
+	memcpy(attr->value, fcs_hba_attr->model, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Model Desc
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MODEL_DESC);
+	attr->len = (u16) strlen(fcs_hba_attr->model_desc);
+	memcpy(attr->value, fcs_hba_attr->model_desc, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * H/W Version
+	 */
+	if (fcs_hba_attr->hw_version[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_HW_VERSION);
+		attr->len = (u16) strlen(fcs_hba_attr->hw_version);
+		memcpy(attr->value, fcs_hba_attr->hw_version, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * Driver Version
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_DRIVER_VERSION);
+	attr->len = (u16) strlen(fcs_hba_attr->driver_version);
+	memcpy(attr->value, fcs_hba_attr->driver_version, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Option Rom Version
+	 */
+	if (fcs_hba_attr->option_rom_ver[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_ROM_VERSION);
+		attr->len = (u16) strlen(fcs_hba_attr->option_rom_ver);
+		memcpy(attr->value, fcs_hba_attr->option_rom_ver, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * f/w Version = driver version
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_FW_VERSION);
+	attr->len = (u16) strlen(fcs_hba_attr->driver_version);
+	memcpy(attr->value, fcs_hba_attr->driver_version, attr->len);
+	/* variable fields need to be 4 byte aligned */
+	attr->len = fc_roundup(attr->len, sizeof(u32));
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * OS Name
+	 */
+	if (fcs_hba_attr->os_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_OS_NAME);
+		attr->len = (u16) strlen(fcs_hba_attr->os_name);
+		memcpy(attr->value, fcs_hba_attr->os_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		count++;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+	}
+
+	/*
+	 * MAX_CT_PAYLOAD
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_HBA_ATTRIB_MAX_CT);
+	attr->len = sizeof(fcs_hba_attr->max_ct_pyld);
+	memcpy(attr->value, &fcs_hba_attr->max_ct_pyld, attr->len);
+	len += attr->len;
+	count++;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Update size of payload
+	 */
+	len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+
+	rhba->hba_attr_blk.attr_count = bfa_os_htonl(count);
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rhba_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/**
+*   RPRT : Register Port
+ */
+static void
+bfa_fcs_port_fdmi_send_rprt(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	u16        len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rprt, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RPRT);
+
+	attr_len = bfa_fcs_port_fdmi_build_rprt_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len + attr_len, &fchs,
+		      bfa_fcs_port_fdmi_rprt_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RPRT_SENT);
+}
+
+/**
+ * This routine builds Port Attribute Block that used in RPA, RPRT commands.
+ */
+static          u16
+bfa_fcs_port_fdmi_build_portattr_block(struct bfa_fcs_port_fdmi_s *fdmi,
+				       u8 *pyld)
+{
+	struct bfa_fcs_fdmi_port_attr_s fcs_port_attr;
+	struct fdmi_port_attr_s *port_attrib = (struct fdmi_port_attr_s *) pyld;
+	struct fdmi_attr_s    *attr;
+	u8        *curr_ptr;
+	u16        len;
+	u8         count = 0;
+
+	/*
+	 * get port attributes
+	 */
+	bfa_fcs_fdmi_get_portattr(fdmi, &fcs_port_attr);
+
+	len = sizeof(port_attrib->attr_count);
+
+	/*
+	 * fill out the invididual entries
+	 */
+	curr_ptr = (u8 *) &port_attrib->port_attr;
+
+	/*
+	 * FC4 Types
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FC4_TYPES);
+	attr->len = sizeof(fcs_port_attr.supp_fc4_types);
+	memcpy(attr->value, fcs_port_attr.supp_fc4_types, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * Supported Speed
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_SUPP_SPEED);
+	attr->len = sizeof(fcs_port_attr.supp_speed);
+	memcpy(attr->value, &fcs_port_attr.supp_speed, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * current Port Speed
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_PORT_SPEED);
+	attr->len = sizeof(fcs_port_attr.curr_speed);
+	memcpy(attr->value, &fcs_port_attr.curr_speed, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * max frame size
+	 */
+	attr = (struct fdmi_attr_s *) curr_ptr;
+	attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_FRAME_SIZE);
+	attr->len = sizeof(fcs_port_attr.max_frm_size);
+	memcpy(attr->value, &fcs_port_attr.max_frm_size, attr->len);
+	curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+	len += attr->len;
+	++count;
+	attr->len =
+		bfa_os_htons(attr->len + sizeof(attr->type) +
+			     sizeof(attr->len));
+
+	/*
+	 * OS Device Name
+	 */
+	if (fcs_port_attr.os_device_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_DEV_NAME);
+		attr->len = (u16) strlen(fcs_port_attr.os_device_name);
+		memcpy(attr->value, fcs_port_attr.os_device_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		++count;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+
+	}
+	/*
+	 * Host Name
+	 */
+	if (fcs_port_attr.host_name[0] != '\0') {
+		attr = (struct fdmi_attr_s *) curr_ptr;
+		attr->type = bfa_os_htons(FDMI_PORT_ATTRIB_HOST_NAME);
+		attr->len = (u16) strlen(fcs_port_attr.host_name);
+		memcpy(attr->value, fcs_port_attr.host_name, attr->len);
+		/* variable fields need to be 4 byte aligned */
+		attr->len = fc_roundup(attr->len, sizeof(u32));
+		curr_ptr += sizeof(attr->type) + sizeof(attr->len) + attr->len;
+		len += attr->len;
+		++count;
+		attr->len =
+			bfa_os_htons(attr->len + sizeof(attr->type) +
+				     sizeof(attr->len));
+
+	}
+
+	/*
+	 * Update size of payload
+	 */
+	port_attrib->attr_count = bfa_os_htonl(count);
+	len += ((sizeof(attr->type) + sizeof(attr->len)) * count);
+	return len;
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rprt_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				  u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fdmi_rprt_s    *rprt = (struct fdmi_rprt_s *) pyld;
+	u16        len;
+
+	rprt->hba_id = bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+	rprt->port_name = bfa_fcs_port_get_pwwn(port);
+
+	len = bfa_fcs_port_fdmi_build_portattr_block(fdmi,
+			(u8 *) &rprt->port_attr_blk);
+
+	len += sizeof(rprt->hba_id) + sizeof(rprt->port_name);
+
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rprt_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+/**
+*   RPA : Register Port Attributes.
+ */
+static void
+bfa_fcs_port_fdmi_send_rpa(void *fdmi_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = fdmi_cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fchs_s          fchs;
+	u16        len, attr_len;
+	struct bfa_fcxp_s *fcxp;
+	u8        *pyld;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &fdmi->fcxp_wqe,
+				    bfa_fcs_port_fdmi_send_rpa, fdmi);
+		return;
+	}
+	fdmi->fcxp = fcxp;
+
+	pyld = bfa_fcxp_get_reqbuf(fcxp);
+	bfa_os_memset(pyld, 0, FC_MAX_PDUSZ);
+
+	len = fc_fdmi_reqhdr_build(&fchs, pyld, bfa_fcs_port_get_fcid(port),
+				   FDMI_RPA);
+
+	attr_len = bfa_fcs_port_fdmi_build_rpa_pyld(fdmi,
+			(u8 *) ((struct ct_hdr_s *) pyld + 1));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len + attr_len, &fchs,
+		      bfa_fcs_port_fdmi_rpa_response, (void *)fdmi,
+		      FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RPA_SENT);
+}
+
+static          u16
+bfa_fcs_port_fdmi_build_rpa_pyld(struct bfa_fcs_port_fdmi_s *fdmi,
+				 u8 *pyld)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct fdmi_rpa_s     *rpa = (struct fdmi_rpa_s *) pyld;
+	u16        len;
+
+	rpa->port_name = bfa_fcs_port_get_pwwn(port);
+
+	len = bfa_fcs_port_fdmi_build_portattr_block(fdmi,
+			(u8 *) &rpa->port_attr_blk);
+
+	len += sizeof(rpa->port_name);
+
+	return len;
+}
+
+static void
+bfa_fcs_port_fdmi_rpa_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			       void *cbarg, bfa_status_t req_status,
+			       u32 rsp_len, u32 resid_len,
+			       struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)cbarg;
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_RSP_ERROR);
+}
+
+static void
+bfa_fcs_port_fdmi_timeout(void *arg)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = (struct bfa_fcs_port_fdmi_s *)arg;
+
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_TIMEOUT);
+}
+
+void
+bfa_fcs_fdmi_get_hbaattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			 struct bfa_fcs_fdmi_hba_attr_s *hba_attr)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+	struct bfa_adapter_attr_s adapter_attr;
+
+	bfa_os_memset(hba_attr, 0, sizeof(struct bfa_fcs_fdmi_hba_attr_s));
+	bfa_os_memset(&adapter_attr, 0, sizeof(struct bfa_adapter_attr_s));
+
+	bfa_ioc_get_adapter_attr(&port->fcs->bfa->ioc, &adapter_attr);
+
+	strncpy(hba_attr->manufacturer, adapter_attr.manufacturer,
+		sizeof(adapter_attr.manufacturer));
+
+	strncpy(hba_attr->serial_num, adapter_attr.serial_num,
+		sizeof(adapter_attr.serial_num));
+
+	strncpy(hba_attr->model, adapter_attr.model, sizeof(hba_attr->model));
+
+	strncpy(hba_attr->model_desc, adapter_attr.model_descr,
+		sizeof(hba_attr->model_desc));
+
+	strncpy(hba_attr->hw_version, adapter_attr.hw_ver,
+		sizeof(hba_attr->hw_version));
+
+	strncpy(hba_attr->driver_version, (char *)driver_info->version,
+		sizeof(hba_attr->driver_version));
+
+	strncpy(hba_attr->option_rom_ver, adapter_attr.optrom_ver,
+		sizeof(hba_attr->option_rom_ver));
+
+	strncpy(hba_attr->fw_version, adapter_attr.fw_ver,
+		sizeof(hba_attr->fw_version));
+
+	strncpy(hba_attr->os_name, driver_info->host_os_name,
+		sizeof(hba_attr->os_name));
+
+	/*
+	 * If there is a patch level, append it to the os name along with a
+	 * separator
+	 */
+	if (driver_info->host_os_patch[0] != '\0') {
+		strncat(hba_attr->os_name, BFA_FCS_PORT_SYMBNAME_SEPARATOR,
+			sizeof(BFA_FCS_PORT_SYMBNAME_SEPARATOR));
+		strncat(hba_attr->os_name, driver_info->host_os_patch,
+			sizeof(driver_info->host_os_patch));
+	}
+
+	hba_attr->max_ct_pyld = bfa_os_htonl(FC_MAX_PDUSZ);
+
+}
+
+void
+bfa_fcs_fdmi_get_portattr(struct bfa_fcs_port_fdmi_s *fdmi,
+			  struct bfa_fcs_fdmi_port_attr_s *port_attr)
+{
+	struct bfa_fcs_port_s *port = fdmi->ms->port;
+	struct bfa_fcs_driver_info_s *driver_info = &port->fcs->driver_info;
+	struct bfa_pport_attr_s pport_attr;
+
+	bfa_os_memset(port_attr, 0, sizeof(struct bfa_fcs_fdmi_port_attr_s));
+
+	/*
+	 * get pport attributes from hal
+	 */
+	bfa_pport_get_attr(port->fcs->bfa, &pport_attr);
+
+	/*
+	 * get FC4 type Bitmask
+	 */
+	fc_get_fc4type_bitmask(FC_TYPE_FCP, port_attr->supp_fc4_types);
+
+	/*
+	 * Supported Speeds
+	 */
+	port_attr->supp_speed = bfa_os_htonl(BFA_FCS_FDMI_SUPORTED_SPEEDS);
+
+	/*
+	 * Current Speed
+	 */
+	port_attr->curr_speed = bfa_os_htonl(pport_attr.speed);
+
+	/*
+	 * Max PDU Size.
+	 */
+	port_attr->max_frm_size = bfa_os_htonl(FC_MAX_PDUSZ);
+
+	/*
+	 * OS device Name
+	 */
+	strncpy(port_attr->os_device_name, (char *)driver_info->os_device_name,
+		sizeof(port_attr->os_device_name));
+
+	/*
+	 * Host name
+	 */
+	strncpy(port_attr->host_name, (char *)driver_info->host_machine_name,
+		sizeof(port_attr->host_name));
+
+}
+
+
+void
+bfa_fcs_port_fdmi_init(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_set_state(fdmi, bfa_fcs_port_fdmi_sm_offline);
+}
+
+void
+bfa_fcs_port_fdmi_offline(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_port_fdmi_online(struct bfa_fcs_port_ms_s *ms)
+{
+	struct bfa_fcs_port_fdmi_s *fdmi = &ms->fdmi;
+
+	fdmi->ms = ms;
+	bfa_sm_send_event(fdmi, FDMISM_EVENT_PORT_ONLINE);
+}
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen.h b/drivers/scsi/bfa/include/aen/bfa_aen.h
new file mode 100644
index 000000000000..da8cac093d3d
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_AEN_H__
+#define __BFA_AEN_H__
+
+#include "defs/bfa_defs_aen.h"
+
+#define BFA_AEN_MAX_ENTRY   512
+
+extern s32 bfa_aen_max_cfg_entry;
+struct bfa_aen_s {
+	void		*bfad;
+	s32		max_entry;
+	s32		write_index;
+	s32		read_index;
+	u32	bfad_num;
+	u32	seq_num;
+	void		(*aen_cb_notify)(void *bfad);
+	void		(*gettimeofday)(struct bfa_timeval_s *tv);
+	struct bfa_trc_mod_s 	*trcmod;
+	struct bfa_aen_entry_s	list[BFA_AEN_MAX_ENTRY]; /* Must be the last */
+};
+
+
+/**
+ * Public APIs
+ */
+static inline void
+bfa_aen_set_max_cfg_entry(int max_entry)
+{
+	bfa_aen_max_cfg_entry = max_entry;
+}
+
+static inline s32
+bfa_aen_get_max_cfg_entry(void)
+{
+	return bfa_aen_max_cfg_entry;
+}
+
+static inline s32
+bfa_aen_get_meminfo(void)
+{
+	return (sizeof(struct bfa_aen_entry_s) * bfa_aen_get_max_cfg_entry());
+}
+
+static inline s32
+bfa_aen_get_wi(struct bfa_aen_s *aen)
+{
+	return aen->write_index;
+}
+
+static inline s32
+bfa_aen_get_ri(struct bfa_aen_s *aen)
+{
+	return aen->read_index;
+}
+
+static inline s32
+bfa_aen_fetch_count(struct bfa_aen_s *aen, s32 read_index)
+{
+	return ((aen->write_index + aen->max_entry) - read_index)
+		% aen->max_entry;
+}
+
+s32 bfa_aen_init(struct bfa_aen_s *aen, struct bfa_trc_mod_s *trcmod,
+		void *bfad, u32 inst_id, void (*aen_cb_notify)(void *),
+		void (*gettimeofday)(struct bfa_timeval_s *));
+
+s32 bfa_aen_post(struct bfa_aen_s *aen, enum bfa_aen_category aen_category,
+		     int aen_type, union bfa_aen_data_u *aen_data);
+
+s32 bfa_aen_fetch(struct bfa_aen_s *aen, struct bfa_aen_entry_s *aen_entry,
+		      s32 entry_space, s32 rii, s32 *ri_arr,
+		      s32 ri_arr_cnt);
+
+s32 bfa_aen_get_inst(struct bfa_aen_s *aen);
+
+#endif /* __BFA_AEN_H__ */
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h b/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h
new file mode 100644
index 000000000000..260d3ea1cab3
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_adapter.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ADAPTER Module */
+#ifndef	__bfa_aen_adapter_h__
+#define	__bfa_aen_adapter_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ADAPTER_ADD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_ADD)
+#define BFA_AEN_ADAPTER_REMOVE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ADAPTER, BFA_ADAPTER_AEN_REMOVE)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_audit.h b/drivers/scsi/bfa/include/aen/bfa_aen_audit.h
new file mode 100644
index 000000000000..12cd7aab5d53
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_audit.h
@@ -0,0 +1,31 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_AUDIT Module */
+#ifndef	__bfa_aen_audit_h__
+#define	__bfa_aen_audit_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_AUDIT_AUTH_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_ENABLE)
+#define BFA_AEN_AUDIT_AUTH_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_AUDIT, BFA_AUDIT_AEN_AUTH_DISABLE)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h b/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h
new file mode 100644
index 000000000000..507d0b58d149
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_ethport.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ETHPORT Module */
+#ifndef	__bfa_aen_ethport_h__
+#define	__bfa_aen_ethport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ETHPORT_LINKUP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKUP)
+#define BFA_AEN_ETHPORT_LINKDOWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_LINKDOWN)
+#define BFA_AEN_ETHPORT_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_ENABLE)
+#define BFA_AEN_ETHPORT_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ETHPORT, BFA_ETHPORT_AEN_DISABLE)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h b/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h
new file mode 100644
index 000000000000..71378b446b69
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_ioc.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_IOC Module */
+#ifndef	__bfa_aen_ioc_h__
+#define	__bfa_aen_ioc_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_IOC_HBGOOD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBGOOD)
+#define BFA_AEN_IOC_HBFAIL \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_HBFAIL)
+#define BFA_AEN_IOC_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_ENABLE)
+#define BFA_AEN_IOC_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_DISABLE)
+#define BFA_AEN_IOC_FWMISMATCH \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_IOC, BFA_IOC_AEN_FWMISMATCH)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h b/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h
new file mode 100644
index 000000000000..a7d8ddcfef99
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_itnim.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_ITNIM Module */
+#ifndef	__bfa_aen_itnim_h__
+#define	__bfa_aen_itnim_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_ITNIM_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_ONLINE)
+#define BFA_AEN_ITNIM_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_OFFLINE)
+#define BFA_AEN_ITNIM_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_ITNIM, BFA_ITNIM_AEN_DISCONNECT)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_lport.h b/drivers/scsi/bfa/include/aen/bfa_aen_lport.h
new file mode 100644
index 000000000000..5a8ebb65193f
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_lport.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_LPORT Module */
+#ifndef	__bfa_aen_lport_h__
+#define	__bfa_aen_lport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_LPORT_NEW \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW)
+#define BFA_AEN_LPORT_DELETE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE)
+#define BFA_AEN_LPORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_ONLINE)
+#define BFA_AEN_LPORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_OFFLINE)
+#define BFA_AEN_LPORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DISCONNECT)
+#define BFA_AEN_LPORT_NEW_PROP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_PROP)
+#define BFA_AEN_LPORT_DELETE_PROP \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_PROP)
+#define BFA_AEN_LPORT_NEW_STANDARD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NEW_STANDARD)
+#define BFA_AEN_LPORT_DELETE_STANDARD \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_DELETE_STANDARD)
+#define BFA_AEN_LPORT_NPIV_DUP_WWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_DUP_WWN)
+#define BFA_AEN_LPORT_NPIV_FABRIC_MAX \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_FABRIC_MAX)
+#define BFA_AEN_LPORT_NPIV_UNKNOWN \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_LPORT, BFA_LPORT_AEN_NPIV_UNKNOWN)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_port.h b/drivers/scsi/bfa/include/aen/bfa_aen_port.h
new file mode 100644
index 000000000000..9add905a622d
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_port.h
@@ -0,0 +1,57 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_PORT Module */
+#ifndef	__bfa_aen_port_h__
+#define	__bfa_aen_port_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_PORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ONLINE)
+#define BFA_AEN_PORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_OFFLINE)
+#define BFA_AEN_PORT_RLIR \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_RLIR)
+#define BFA_AEN_PORT_SFP_INSERT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_INSERT)
+#define BFA_AEN_PORT_SFP_REMOVE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_REMOVE)
+#define BFA_AEN_PORT_SFP_POM \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_POM)
+#define BFA_AEN_PORT_ENABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_ENABLE)
+#define BFA_AEN_PORT_DISABLE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISABLE)
+#define BFA_AEN_PORT_AUTH_ON \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_ON)
+#define BFA_AEN_PORT_AUTH_OFF \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_AUTH_OFF)
+#define BFA_AEN_PORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_DISCONNECT)
+#define BFA_AEN_PORT_QOS_NEG \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_QOS_NEG)
+#define BFA_AEN_PORT_FABRIC_NAME_CHANGE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_FABRIC_NAME_CHANGE)
+#define BFA_AEN_PORT_SFP_ACCESS_ERROR \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_ACCESS_ERROR)
+#define BFA_AEN_PORT_SFP_UNSUPPORT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_PORT, BFA_PORT_AEN_SFP_UNSUPPORT)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/aen/bfa_aen_rport.h b/drivers/scsi/bfa/include/aen/bfa_aen_rport.h
new file mode 100644
index 000000000000..7e4be1fd5e15
--- /dev/null
+++ b/drivers/scsi/bfa/include/aen/bfa_aen_rport.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for BFA_AEN_CAT_RPORT Module */
+#ifndef	__bfa_aen_rport_h__
+#define	__bfa_aen_rport_h__
+
+#include  <cs/bfa_log.h>
+#include  <defs/bfa_defs_aen.h>
+
+#define BFA_AEN_RPORT_ONLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_ONLINE)
+#define BFA_AEN_RPORT_OFFLINE \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_OFFLINE)
+#define BFA_AEN_RPORT_DISCONNECT \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_DISCONNECT)
+#define BFA_AEN_RPORT_QOS_PRIO \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_PRIO)
+#define BFA_AEN_RPORT_QOS_FLOWID \
+	BFA_LOG_CREATE_ID(BFA_AEN_CAT_RPORT, BFA_RPORT_AEN_QOS_FLOWID)
+
+#endif
+
diff --git a/drivers/scsi/bfa/include/bfa.h b/drivers/scsi/bfa/include/bfa.h
new file mode 100644
index 000000000000..64c1412c5703
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfa.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_H__
+#define __BFA_H__
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_debug.h>
+#include <cs/bfa_q.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+#include <cs/bfa_plog.h>
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_ioc.h>
+#include <defs/bfa_defs_iocfc.h>
+#include <aen/bfa_aen.h>
+#include <bfi/bfi.h>
+
+struct bfa_s;
+#include <bfa_intr_priv.h>
+
+struct bfa_pcidev_s;
+
+/**
+ * PCI devices supported by the current BFA
+ */
+struct bfa_pciid_s {
+	u16        device_id;
+	u16        vendor_id;
+};
+
+extern char     bfa_version[];
+
+/**
+ * BFA Power Mgmt Commands
+ */
+enum bfa_pm_cmd {
+	BFA_PM_CTL_D0 = 0,
+	BFA_PM_CTL_D1 = 1,
+	BFA_PM_CTL_D2 = 2,
+	BFA_PM_CTL_D3 = 3,
+};
+
+/**
+ * BFA memory resources
+ */
+enum bfa_mem_type {
+	BFA_MEM_TYPE_KVA = 1,	/*! Kernel Virtual Memory *(non-dma-able) */
+	BFA_MEM_TYPE_DMA = 2,	/*! DMA-able memory */
+	BFA_MEM_TYPE_MAX = BFA_MEM_TYPE_DMA,
+};
+
+struct bfa_mem_elem_s {
+	enum bfa_mem_type mem_type;	/*  see enum bfa_mem_type 	*/
+	u32        mem_len;	/*  Total Length in Bytes	*/
+	u8       	*kva;		/*  kernel virtual address	*/
+	u64        dma;		/*  dma address if DMA memory	*/
+	u8       	*kva_curp;	/*  kva allocation cursor	*/
+	u64        dma_curp;	/*  dma allocation cursor	*/
+};
+
+struct bfa_meminfo_s {
+	struct bfa_mem_elem_s meminfo[BFA_MEM_TYPE_MAX];
+};
+#define bfa_meminfo_kva(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_KVA - 1].kva_curp
+#define bfa_meminfo_dma_virt(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].kva_curp
+#define bfa_meminfo_dma_phys(_m)	\
+	(_m)->meminfo[BFA_MEM_TYPE_DMA - 1].dma_curp
+
+/**
+ * Generic Scatter Gather Element used by driver
+ */
+struct bfa_sge_s {
+	u32        sg_len;
+	void           *sg_addr;
+};
+
+#define bfa_sge_to_be(__sge) do {                                          \
+	((u32 *)(__sge))[0] = bfa_os_htonl(((u32 *)(__sge))[0]);      \
+	((u32 *)(__sge))[1] = bfa_os_htonl(((u32 *)(__sge))[1]);      \
+	((u32 *)(__sge))[2] = bfa_os_htonl(((u32 *)(__sge))[2]);      \
+} while (0)
+
+
+/*
+ * bfa stats interfaces
+ */
+#define bfa_stats(_mod, _stats)	(_mod)->stats._stats ++
+
+#define bfa_ioc_get_stats(__bfa, __ioc_stats)	\
+	bfa_ioc_fetch_stats(&(__bfa)->ioc, __ioc_stats)
+#define bfa_ioc_clear_stats(__bfa)	\
+	bfa_ioc_clr_stats(&(__bfa)->ioc)
+
+/*
+ * bfa API functions
+ */
+void bfa_get_pciids(struct bfa_pciid_s **pciids, int *npciids);
+void bfa_cfg_get_default(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_min(struct bfa_iocfc_cfg_s *cfg);
+void bfa_cfg_get_meminfo(struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo);
+void bfa_attach(struct bfa_s *bfa, void *bfad, struct bfa_iocfc_cfg_s *cfg,
+			struct bfa_meminfo_s *meminfo,
+			struct bfa_pcidev_s *pcidev);
+void bfa_init_trc(struct bfa_s *bfa, struct bfa_trc_mod_s *trcmod);
+void bfa_init_log(struct bfa_s *bfa, struct bfa_log_mod_s *logmod);
+void bfa_init_aen(struct bfa_s *bfa, struct bfa_aen_s *aen);
+void bfa_init_plog(struct bfa_s *bfa, struct bfa_plog_s *plog);
+void bfa_detach(struct bfa_s *bfa);
+void bfa_init(struct bfa_s *bfa);
+void bfa_start(struct bfa_s *bfa);
+void bfa_stop(struct bfa_s *bfa);
+void bfa_attach_fcs(struct bfa_s *bfa);
+void bfa_cb_init(void *bfad, bfa_status_t status);
+void bfa_cb_stop(void *bfad, bfa_status_t status);
+void bfa_cb_updateq(void *bfad, bfa_status_t status);
+
+bfa_boolean_t bfa_intx(struct bfa_s *bfa);
+void bfa_isr_enable(struct bfa_s *bfa);
+void bfa_isr_disable(struct bfa_s *bfa);
+void bfa_msix_getvecs(struct bfa_s *bfa, u32 *msix_vecs_bmap,
+			u32 *num_vecs, u32 *max_vec_bit);
+#define bfa_msix(__bfa, __vec) (__bfa)->msix.handler[__vec](__bfa, __vec)
+
+void bfa_comp_deq(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_process(struct bfa_s *bfa, struct list_head *comp_q);
+void bfa_comp_free(struct bfa_s *bfa, struct list_head *comp_q);
+
+typedef void (*bfa_cb_ioc_t) (void *cbarg, enum bfa_status status);
+void bfa_iocfc_get_attr(struct bfa_s *bfa, struct bfa_iocfc_attr_s *attr);
+bfa_status_t bfa_iocfc_get_stats(struct bfa_s *bfa,
+			struct bfa_iocfc_stats_s *stats,
+			bfa_cb_ioc_t cbfn, void *cbarg);
+bfa_status_t bfa_iocfc_clear_stats(struct bfa_s *bfa,
+			bfa_cb_ioc_t cbfn, void *cbarg);
+void bfa_get_attr(struct bfa_s *bfa, struct bfa_ioc_attr_s *ioc_attr);
+
+void bfa_adapter_get_attr(struct bfa_s *bfa,
+			struct bfa_adapter_attr_s *ad_attr);
+u64 bfa_adapter_get_id(struct bfa_s *bfa);
+
+bfa_status_t bfa_iocfc_israttr_set(struct bfa_s *bfa,
+			struct bfa_iocfc_intr_attr_s *attr);
+
+void bfa_iocfc_enable(struct bfa_s *bfa);
+void bfa_iocfc_disable(struct bfa_s *bfa);
+void bfa_ioc_auto_recover(bfa_boolean_t auto_recover);
+void bfa_cb_ioc_disable(void *bfad);
+void bfa_timer_tick(struct bfa_s *bfa);
+#define bfa_timer_start(_bfa, _timer, _timercb, _arg, _timeout)	\
+	bfa_timer_begin(&(_bfa)->timer_mod, _timer, _timercb, _arg, _timeout)
+
+/*
+ * BFA debug API functions
+ */
+bfa_status_t bfa_debug_fwtrc(struct bfa_s *bfa, void *trcdata, int *trclen);
+bfa_status_t bfa_debug_fwsave(struct bfa_s *bfa, void *trcdata, int *trclen);
+
+#include "bfa_priv.h"
+
+#endif /* __BFA_H__ */
diff --git a/drivers/scsi/bfa/include/bfa_fcpim.h b/drivers/scsi/bfa/include/bfa_fcpim.h
new file mode 100644
index 000000000000..04789795fa53
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfa_fcpim.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPIM_H__
+#define __BFA_FCPIM_H__
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcpim.h>
+#include <defs/bfa_defs_fcpim.h>
+
+/*
+ * forward declarations
+ */
+struct bfa_itnim_s;
+struct bfa_ioim_s;
+struct bfa_tskim_s;
+struct bfad_ioim_s;
+struct bfad_tskim_s;
+
+/*
+ * bfa fcpim module API functions
+ */
+void		bfa_fcpim_path_tov_set(struct bfa_s *bfa, u16 path_tov);
+u16	bfa_fcpim_path_tov_get(struct bfa_s *bfa);
+void		bfa_fcpim_qdepth_set(struct bfa_s *bfa, u16 q_depth);
+u16	bfa_fcpim_qdepth_get(struct bfa_s *bfa);
+bfa_status_t bfa_fcpim_get_modstats(struct bfa_s *bfa,
+			struct bfa_fcpim_stats_s *modstats);
+bfa_status_t bfa_fcpim_clr_modstats(struct bfa_s *bfa);
+
+/*
+ * bfa itnim API functions
+ */
+struct bfa_itnim_s *bfa_itnim_create(struct bfa_s *bfa,
+					struct bfa_rport_s *rport, void *itnim);
+void		bfa_itnim_delete(struct bfa_itnim_s *itnim);
+void		bfa_itnim_online(struct bfa_itnim_s *itnim,
+				 bfa_boolean_t seq_rec);
+void		bfa_itnim_offline(struct bfa_itnim_s *itnim);
+void		bfa_itnim_get_stats(struct bfa_itnim_s *itnim,
+			struct bfa_itnim_hal_stats_s *stats);
+void		bfa_itnim_clear_stats(struct bfa_itnim_s *itnim);
+
+
+/**
+ * 		BFA completion callback for bfa_itnim_online().
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_online(void *itnim);
+
+/**
+ * 		BFA completion callback for bfa_itnim_offline().
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_offline(void *itnim);
+void            bfa_cb_itnim_tov_begin(void *itnim);
+void            bfa_cb_itnim_tov(void *itnim);
+
+/**
+ * 		BFA notification to FCS/driver for second level error recovery.
+ *
+ * Atleast one I/O request has timedout and target is unresponsive to
+ * repeated abort requests. Second level error recovery should be initiated
+ * by starting implicit logout and recovery procedures.
+ *
+ * @param[in]		itnim		FCS or driver itnim instance
+ *
+ * return None
+ */
+void            bfa_cb_itnim_sler(void *itnim);
+
+/*
+ * bfa ioim API functions
+ */
+struct bfa_ioim_s	*bfa_ioim_alloc(struct bfa_s *bfa,
+					struct bfad_ioim_s *dio,
+					struct bfa_itnim_s *itnim,
+					u16 nsgles);
+
+void		bfa_ioim_free(struct bfa_ioim_s *ioim);
+void		bfa_ioim_start(struct bfa_ioim_s *ioim);
+void		bfa_ioim_abort(struct bfa_ioim_s *ioim);
+void 		bfa_ioim_delayed_comp(struct bfa_ioim_s *ioim,
+				      bfa_boolean_t iotov);
+
+
+/**
+ * 		I/O completion notification.
+ *
+ * @param[in]		dio			driver IO structure
+ * @param[in]		io_status		IO completion status
+ * @param[in]		scsi_status		SCSI status returned by target
+ * @param[in]		sns_len			SCSI sense length, 0 if none
+ * @param[in]		sns_info		SCSI sense data, if any
+ * @param[in]		residue			Residual length
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_done(void *bfad, struct bfad_ioim_s *dio,
+				  enum bfi_ioim_status io_status,
+				  u8 scsi_status, int sns_len,
+				  u8 *sns_info, s32 residue);
+
+/**
+ * 		I/O good completion notification.
+ *
+ * @param[in]		dio			driver IO structure
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_good_comp(void *bfad, struct bfad_ioim_s *dio);
+
+/**
+ * 		I/O abort completion notification
+ *
+ * @param[in]		dio			driver IO that was aborted
+ *
+ * @return None
+ */
+void            bfa_cb_ioim_abort(void *bfad, struct bfad_ioim_s *dio);
+void		bfa_cb_ioim_resfree(void *hcb_bfad);
+
+void 			bfa_cb_ioim_resfree(void *hcb_bfad);
+
+/*
+ * bfa tskim API functions
+ */
+struct bfa_tskim_s	*bfa_tskim_alloc(struct bfa_s *bfa,
+					struct bfad_tskim_s *dtsk);
+void		bfa_tskim_free(struct bfa_tskim_s *tskim);
+void		bfa_tskim_start(struct bfa_tskim_s *tskim,
+				struct bfa_itnim_s *itnim, lun_t lun,
+				enum fcp_tm_cmnd tm, u8 t_secs);
+void		bfa_cb_tskim_done(void *bfad, struct bfad_tskim_s *dtsk,
+				  enum bfi_tskim_status tsk_status);
+
+#endif /* __BFA_FCPIM_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfa_fcptm.h b/drivers/scsi/bfa/include/bfa_fcptm.h
new file mode 100644
index 000000000000..5f5ffe0bb1bb
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfa_fcptm.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCPTM_H__
+#define __BFA_FCPTM_H__
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfi/bfi_fcptm.h>
+
+/*
+ * forward declarations
+ */
+struct bfa_tin_s;
+struct bfa_iotm_s;
+struct bfa_tsktm_s;
+
+/*
+ * bfa fcptm module API functions
+ */
+void bfa_fcptm_path_tov_set(struct bfa_s *bfa, u16 path_tov);
+u16 bfa_fcptm_path_tov_get(struct bfa_s *bfa);
+void bfa_fcptm_qdepth_set(struct bfa_s *bfa, u16 q_depth);
+u16 bfa_fcptm_qdepth_get(struct bfa_s *bfa);
+
+/*
+ * bfa tin API functions
+ */
+void bfa_tin_get_stats(struct bfa_tin_s *tin, struct bfa_tin_stats_s *stats);
+void bfa_tin_clear_stats(struct bfa_tin_s *tin);
+
+#endif /* __BFA_FCPTM_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfa_svc.h b/drivers/scsi/bfa/include/bfa_svc.h
new file mode 100644
index 000000000000..0c80b74f72ef
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfa_svc.h
@@ -0,0 +1,324 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_SVC_H__
+#define __BFA_SVC_H__
+
+/*
+ * forward declarations
+ */
+struct bfa_fcxp_s;
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_pport.h>
+#include <defs/bfa_defs_rport.h>
+#include <defs/bfa_defs_qos.h>
+#include <cs/bfa_sm.h>
+#include <bfa.h>
+
+/**
+ * 		BFA rport information.
+ */
+struct bfa_rport_info_s {
+	u16        max_frmsz;	/*  max rcv pdu size               */
+	u32        pid : 24,	/*  remote port ID                 */
+			lp_tag : 8;
+	u32        local_pid : 24,	/*  local port ID		    */
+			cisc : 8;	/*  CIRO supported		    */
+	u8         fc_class;	/*  supported FC classes. enum fc_cos */
+	u8         vf_en;		/*  virtual fabric enable          */
+	u16        vf_id;		/*  virtual fabric ID              */
+	enum bfa_pport_speed speed;	/*  Rport's current speed	    */
+};
+
+/**
+ * BFA rport data structure
+ */
+struct bfa_rport_s {
+	struct list_head        qe;	  /*  queue element */
+	bfa_sm_t	      sm; 	  /*  state machine */
+	struct bfa_s          *bfa;	  /*  backpointer to BFA */
+	void                  *rport_drv; /*  fcs/driver rport object */
+	u16              fw_handle; /*  firmware rport handle */
+	u16              rport_tag; /*  BFA rport tag */
+	struct bfa_rport_info_s rport_info; /*  rport info from *fcs/driver */
+	struct bfa_reqq_wait_s reqq_wait; /*  to wait for room in reqq */
+	struct bfa_cb_qe_s    hcb_qe;	 /*  BFA callback qelem */
+	struct bfa_rport_hal_stats_s stats; /*  BFA rport statistics  */
+	struct bfa_rport_qos_attr_s  qos_attr;
+	union a {
+		bfa_status_t    status;	 /*  f/w status */
+		void            *fw_msg; /*  QoS scn event */
+	} event_arg;
+};
+#define BFA_RPORT_FC_COS(_rport)	((_rport)->rport_info.fc_class)
+
+/**
+ * Send completion callback.
+ */
+typedef void (*bfa_cb_fcxp_send_t) (void *bfad_fcxp, struct bfa_fcxp_s *fcxp,
+			void *cbarg, enum bfa_status req_status,
+			u32 rsp_len, u32 resid_len,
+			struct fchs_s *rsp_fchs);
+
+/**
+ * BFA fcxp allocation (asynchronous)
+ */
+typedef void (*bfa_fcxp_alloc_cbfn_t) (void *cbarg, struct bfa_fcxp_s *fcxp);
+
+struct bfa_fcxp_wqe_s {
+	struct list_head         qe;
+	bfa_fcxp_alloc_cbfn_t  alloc_cbfn;
+	void           *alloc_cbarg;
+};
+
+typedef u64 (*bfa_fcxp_get_sgaddr_t) (void *bfad_fcxp, int sgeid);
+typedef u32 (*bfa_fcxp_get_sglen_t) (void *bfad_fcxp, int sgeid);
+
+#define BFA_UF_BUFSZ	(2 * 1024 + 256)
+
+/**
+ * @todo private
+ */
+struct bfa_uf_buf_s {
+	u8         d[BFA_UF_BUFSZ];
+};
+
+
+struct bfa_uf_s {
+	struct list_head	qe;		/*  queue element	  */
+	struct bfa_s	*bfa;		/*  bfa instance	  */
+	u16        uf_tag;		/*  identifying tag f/w messages */
+	u16        vf_id;
+	u16        src_rport_handle;
+	u16        rsvd;
+	u8        	*data_ptr;
+	u16        data_len;	/*  actual receive length	  */
+	u16        pb_len;		/*  posted buffer length	  */
+	void           	*buf_kva;	/*  buffer virtual address	  */
+	u64        buf_pa;		/*  buffer physical address	  */
+	struct bfa_cb_qe_s    hcb_qe;	/*  comp: BFA comp qelem	  */
+	struct bfa_sge_s   	sges[BFI_SGE_INLINE_MAX];
+};
+
+typedef void (*bfa_cb_pport_t) (void *cbarg, enum bfa_status status);
+
+/**
+ * bfa lport login/logout service interface
+ */
+struct bfa_lps_s {
+	struct list_head	qe;		/*  queue element */
+	struct bfa_s	*bfa;		/*  parent bfa instance	*/
+	bfa_sm_t	sm;		/*  finite state machine	*/
+	u8		lp_tag;		/*  lport tag			*/
+	u8		reqq;		/*  lport request queue	*/
+	u8		alpa;		/*  ALPA for loop topologies	*/
+	u32	lp_pid;		/*  lport port ID		*/
+	bfa_boolean_t	fdisc;		/*  send FDISC instead of FLOGI*/
+	bfa_boolean_t	auth_en;	/*  enable authentication	*/
+	bfa_boolean_t	auth_req;	/*  authentication required	*/
+	bfa_boolean_t	npiv_en;	/*  NPIV is allowed by peer	*/
+	bfa_boolean_t	fport;		/*  attached peer is F_PORT	*/
+	bfa_boolean_t	brcd_switch;/*  attached peer is brcd switch	*/
+	bfa_status_t	status;		/*  login status		*/
+	u16	pdusz;		/*  max receive PDU size 	*/
+	u16	pr_bbcred;	/*  BB_CREDIT from peer 	*/
+	u8		lsrjt_rsn;	/*  LSRJT reason		*/
+	u8		lsrjt_expl;	/*  LSRJT explanation		*/
+	wwn_t		pwwn;		/*  port wwn of lport		*/
+	wwn_t		nwwn;		/*  node wwn of lport		*/
+	wwn_t		pr_pwwn;	/*  port wwn of lport peer	*/
+	wwn_t		pr_nwwn;	/*  node wwn of lport peer	*/
+	mac_t		lp_mac;		/*  fpma/spma MAC for lport	*/
+	mac_t		fcf_mac;	/*  FCF MAC of lport		*/
+	struct bfa_reqq_wait_s	wqe;	/*  request wait queue element	*/
+	void		*uarg;		/*  user callback arg		*/
+	struct bfa_cb_qe_s hcb_qe;	/*  comp: callback qelem	*/
+	struct bfi_lps_login_rsp_s *loginrsp;
+	bfa_eproto_status_t	ext_status;
+};
+
+/*
+ * bfa pport API functions
+ */
+bfa_status_t bfa_pport_enable(struct bfa_s *bfa);
+bfa_status_t bfa_pport_disable(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_speed(struct bfa_s *bfa,
+			enum bfa_pport_speed speed);
+enum bfa_pport_speed bfa_pport_get_speed(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_topology(struct bfa_s *bfa,
+			enum bfa_pport_topology topo);
+enum bfa_pport_topology bfa_pport_get_topology(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_hardalpa(struct bfa_s *bfa, u8 alpa);
+bfa_boolean_t bfa_pport_get_hardalpa(struct bfa_s *bfa, u8 *alpa);
+u8 bfa_pport_get_myalpa(struct bfa_s *bfa);
+bfa_status_t bfa_pport_clr_hardalpa(struct bfa_s *bfa);
+bfa_status_t bfa_pport_cfg_maxfrsize(struct bfa_s *bfa, u16 maxsize);
+u16 bfa_pport_get_maxfrsize(struct bfa_s *bfa);
+u32 bfa_pport_mypid(struct bfa_s *bfa);
+u8 bfa_pport_get_rx_bbcredit(struct bfa_s *bfa);
+bfa_status_t bfa_pport_trunk_enable(struct bfa_s *bfa, u8 bitmap);
+bfa_status_t bfa_pport_trunk_disable(struct bfa_s *bfa);
+bfa_boolean_t bfa_pport_trunk_query(struct bfa_s *bfa, u32 *bitmap);
+void bfa_pport_get_attr(struct bfa_s *bfa, struct bfa_pport_attr_s *attr);
+wwn_t bfa_pport_get_wwn(struct bfa_s *bfa, bfa_boolean_t node);
+bfa_status_t bfa_pport_get_stats(struct bfa_s *bfa,
+			union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg);
+bfa_status_t bfa_pport_clear_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
+			void *cbarg);
+void bfa_pport_event_register(struct bfa_s *bfa,
+			void (*event_cbfn) (void *cbarg,
+			bfa_pport_event_t event), void *event_cbarg);
+bfa_boolean_t bfa_pport_is_disabled(struct bfa_s *bfa);
+void bfa_pport_cfg_qos(struct bfa_s *bfa, bfa_boolean_t on_off);
+void bfa_pport_cfg_ratelim(struct bfa_s *bfa, bfa_boolean_t on_off);
+bfa_status_t bfa_pport_cfg_ratelim_speed(struct bfa_s *bfa,
+			enum bfa_pport_speed speed);
+enum bfa_pport_speed bfa_pport_get_ratelim_speed(struct bfa_s *bfa);
+
+void bfa_pport_set_tx_bbcredit(struct bfa_s *bfa, u16 tx_bbcredit);
+void bfa_pport_busy(struct bfa_s *bfa, bfa_boolean_t status);
+void bfa_pport_beacon(struct bfa_s *bfa, bfa_boolean_t beacon,
+			bfa_boolean_t link_e2e_beacon);
+void bfa_cb_pport_event(void *cbarg, bfa_pport_event_t event);
+void bfa_pport_qos_get_attr(struct bfa_s *bfa, struct bfa_qos_attr_s *qos_attr);
+void bfa_pport_qos_get_vc_attr(struct bfa_s *bfa,
+			struct bfa_qos_vc_attr_s *qos_vc_attr);
+bfa_status_t bfa_pport_get_qos_stats(struct bfa_s *bfa,
+			union bfa_pport_stats_u *stats,
+			bfa_cb_pport_t cbfn, void *cbarg);
+bfa_status_t bfa_pport_clear_qos_stats(struct bfa_s *bfa, bfa_cb_pport_t cbfn,
+			void *cbarg);
+bfa_boolean_t     bfa_pport_is_ratelim(struct bfa_s *bfa);
+bfa_boolean_t	bfa_pport_is_linkup(struct bfa_s *bfa);
+
+/*
+ * bfa rport API functions
+ */
+struct bfa_rport_s *bfa_rport_create(struct bfa_s *bfa, void *rport_drv);
+void bfa_rport_delete(struct bfa_rport_s *rport);
+void bfa_rport_online(struct bfa_rport_s *rport,
+			struct bfa_rport_info_s *rport_info);
+void bfa_rport_offline(struct bfa_rport_s *rport);
+void bfa_rport_speed(struct bfa_rport_s *rport, enum bfa_pport_speed speed);
+void bfa_rport_get_stats(struct bfa_rport_s *rport,
+			struct bfa_rport_hal_stats_s *stats);
+void bfa_rport_clear_stats(struct bfa_rport_s *rport);
+void bfa_cb_rport_online(void *rport);
+void bfa_cb_rport_offline(void *rport);
+void bfa_cb_rport_qos_scn_flowid(void *rport,
+			struct bfa_rport_qos_attr_s old_qos_attr,
+			struct bfa_rport_qos_attr_s new_qos_attr);
+void bfa_cb_rport_qos_scn_prio(void *rport,
+			struct bfa_rport_qos_attr_s old_qos_attr,
+			struct bfa_rport_qos_attr_s new_qos_attr);
+void bfa_rport_get_qos_attr(struct bfa_rport_s *rport,
+			struct bfa_rport_qos_attr_s *qos_attr);
+
+/*
+ * bfa fcxp API functions
+ */
+struct bfa_fcxp_s *bfa_fcxp_alloc(void *bfad_fcxp, struct bfa_s *bfa,
+			int nreq_sgles, int nrsp_sgles,
+			bfa_fcxp_get_sgaddr_t get_req_sga,
+			bfa_fcxp_get_sglen_t get_req_sglen,
+			bfa_fcxp_get_sgaddr_t get_rsp_sga,
+			bfa_fcxp_get_sglen_t get_rsp_sglen);
+void bfa_fcxp_alloc_wait(struct bfa_s *bfa, struct bfa_fcxp_wqe_s *wqe,
+			bfa_fcxp_alloc_cbfn_t alloc_cbfn, void *cbarg);
+void bfa_fcxp_walloc_cancel(struct bfa_s *bfa,
+			struct bfa_fcxp_wqe_s *wqe);
+void bfa_fcxp_discard(struct bfa_fcxp_s *fcxp);
+
+void *bfa_fcxp_get_reqbuf(struct bfa_fcxp_s *fcxp);
+void *bfa_fcxp_get_rspbuf(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_free(struct bfa_fcxp_s *fcxp);
+
+void bfa_fcxp_send(struct bfa_fcxp_s *fcxp,
+			struct bfa_rport_s *rport, u16 vf_id, u8 lp_tag,
+			bfa_boolean_t cts, enum fc_cos cos,
+			u32 reqlen, struct fchs_s *fchs,
+			bfa_cb_fcxp_send_t cbfn,
+			void *cbarg,
+			u32 rsp_maxlen, u8 rsp_timeout);
+bfa_status_t bfa_fcxp_abort(struct bfa_fcxp_s *fcxp);
+u32        bfa_fcxp_get_reqbufsz(struct bfa_fcxp_s *fcxp);
+u32	bfa_fcxp_get_maxrsp(struct bfa_s *bfa);
+
+static inline void *
+bfa_uf_get_frmbuf(struct bfa_uf_s *uf)
+{
+	return uf->data_ptr;
+}
+
+static inline   u16
+bfa_uf_get_frmlen(struct bfa_uf_s *uf)
+{
+	return uf->data_len;
+}
+
+/**
+ *      Callback prototype for unsolicited frame receive handler.
+ *
+ * @param[in]           cbarg           callback arg for receive handler
+ * @param[in]           uf              unsolicited frame descriptor
+ *
+ * @return None
+ */
+typedef void (*bfa_cb_uf_recv_t) (void *cbarg, struct bfa_uf_s *uf);
+
+/*
+ * bfa uf API functions
+ */
+void bfa_uf_recv_register(struct bfa_s *bfa, bfa_cb_uf_recv_t ufrecv,
+			void *cbarg);
+void bfa_uf_free(struct bfa_uf_s *uf);
+
+/**
+ * bfa lport service api
+ */
+
+struct bfa_lps_s *bfa_lps_alloc(struct bfa_s *bfa);
+void bfa_lps_delete(struct bfa_lps_s *lps);
+void bfa_lps_discard(struct bfa_lps_s *lps);
+void bfa_lps_flogi(struct bfa_lps_s *lps, void *uarg, u8 alpa, u16 pdusz,
+		   wwn_t pwwn, wwn_t nwwn, bfa_boolean_t auth_en);
+void bfa_lps_fdisc(struct bfa_lps_s *lps, void *uarg, u16 pdusz, wwn_t pwwn,
+		   wwn_t nwwn);
+void bfa_lps_flogo(struct bfa_lps_s *lps);
+void bfa_lps_fdisclogo(struct bfa_lps_s *lps);
+u8 bfa_lps_get_tag(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_npiv_en(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_fport(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_brcd_fabric(struct bfa_lps_s *lps);
+bfa_boolean_t bfa_lps_is_authreq(struct bfa_lps_s *lps);
+bfa_eproto_status_t bfa_lps_get_extstatus(struct bfa_lps_s *lps);
+u32 bfa_lps_get_pid(struct bfa_lps_s *lps);
+u8 bfa_lps_get_tag_from_pid(struct bfa_s *bfa, u32 pid);
+u16 bfa_lps_get_peer_bbcredit(struct bfa_lps_s *lps);
+wwn_t bfa_lps_get_peer_pwwn(struct bfa_lps_s *lps);
+wwn_t bfa_lps_get_peer_nwwn(struct bfa_lps_s *lps);
+u8 bfa_lps_get_lsrjt_rsn(struct bfa_lps_s *lps);
+u8 bfa_lps_get_lsrjt_expl(struct bfa_lps_s *lps);
+void bfa_cb_lps_flogi_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_flogo_comp(void *bfad, void *uarg);
+void bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status);
+void bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg);
+
+#endif /* __BFA_SVC_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfa_timer.h b/drivers/scsi/bfa/include/bfa_timer.h
new file mode 100644
index 000000000000..e407103fa565
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfa_timer.h
@@ -0,0 +1,53 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_TIMER_H__
+#define __BFA_TIMER_H__
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_q.h>
+
+struct bfa_s;
+
+typedef void (*bfa_timer_cbfn_t)(void *);
+
+/**
+ * BFA timer data structure
+ */
+struct bfa_timer_s {
+	struct list_head	qe;
+	bfa_timer_cbfn_t timercb;
+	void            *arg;
+	int             timeout;	/**< in millisecs. */
+};
+
+/**
+ * Timer module structure
+ */
+struct bfa_timer_mod_s {
+	struct list_head timer_q;
+};
+
+#define BFA_TIMER_FREQ 500 /**< specified in millisecs */
+
+void bfa_timer_beat(struct bfa_timer_mod_s *mod);
+void bfa_timer_init(struct bfa_timer_mod_s *mod);
+void bfa_timer_begin(struct bfa_timer_mod_s *mod, struct bfa_timer_s *timer,
+			bfa_timer_cbfn_t timercb, void *arg,
+			unsigned int timeout);
+void bfa_timer_stop(struct bfa_timer_s *timer);
+
+#endif /* __BFA_TIMER_H__ */
diff --git a/drivers/scsi/bfa/include/bfi/bfi.h b/drivers/scsi/bfa/include/bfi/bfi.h
new file mode 100644
index 000000000000..6cadfe0d4ba1
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi.h
@@ -0,0 +1,174 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_H__
+#define __BFI_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_status.h>
+
+#pragma pack(1)
+
+/**
+ * Msg header common to all msgs
+ */
+struct bfi_mhdr_s {
+	u8         msg_class;	/*  @ref bfi_mclass_t	    */
+	u8         msg_id;		/*  msg opcode with in the class   */
+	union {
+		struct {
+			u8         rsvd;
+			u8         lpu_id;	/*  msg destination	    */
+		} h2i;
+		u16        i2htok;	/*  token in msgs to host	    */
+	} mtag;
+};
+
+#define bfi_h2i_set(_mh, _mc, _op, _lpuid) do {		\
+	(_mh).msg_class 		= (_mc);      \
+	(_mh).msg_id			= (_op);      \
+	(_mh).mtag.h2i.lpu_id	= (_lpuid);      \
+} while (0)
+
+#define bfi_i2h_set(_mh, _mc, _op, _i2htok) do {		\
+	(_mh).msg_class 		= (_mc);      \
+	(_mh).msg_id			= (_op);      \
+	(_mh).mtag.i2htok		= (_i2htok);      \
+} while (0)
+
+/*
+ * Message opcodes: 0-127 to firmware, 128-255 to host
+ */
+#define BFI_I2H_OPCODE_BASE	128
+#define BFA_I2HM(_x) 			((_x) + BFI_I2H_OPCODE_BASE)
+
+/**
+ ****************************************************************************
+ *
+ * Scatter Gather Element and Page definition
+ *
+ ****************************************************************************
+ */
+
+#define BFI_SGE_INLINE	1
+#define BFI_SGE_INLINE_MAX	(BFI_SGE_INLINE + 1)
+
+/**
+ * SG Flags
+ */
+enum {
+	BFI_SGE_DATA	= 0,	/*  data address, not last	     */
+	BFI_SGE_DATA_CPL	= 1,	/*  data addr, last in current page */
+	BFI_SGE_DATA_LAST	= 3,	/*  data address, last		     */
+	BFI_SGE_LINK	= 2,	/*  link address		     */
+	BFI_SGE_PGDLEN	= 2,	/*  cumulative data length for page */
+};
+
+/**
+ * DMA addresses
+ */
+union bfi_addr_u {
+	struct {
+		u32        addr_lo;
+		u32        addr_hi;
+	} a32;
+};
+
+/**
+ * Scatter Gather Element
+ */
+struct bfi_sge_s {
+#ifdef __BIGENDIAN
+	u32        flags	: 2,
+			rsvd	: 2,
+			sg_len	: 28;
+#else
+	u32        sg_len	: 28,
+			rsvd	: 2,
+			flags	: 2;
+#endif
+	union bfi_addr_u sga;
+};
+
+/**
+ * Scatter Gather Page
+ */
+#define BFI_SGPG_DATA_SGES		7
+#define BFI_SGPG_SGES_MAX		(BFI_SGPG_DATA_SGES + 1)
+#define BFI_SGPG_RSVD_WD_LEN	8
+struct bfi_sgpg_s {
+	struct bfi_sge_s sges[BFI_SGPG_SGES_MAX];
+	u32	rsvd[BFI_SGPG_RSVD_WD_LEN];
+};
+
+/*
+ * Large Message structure - 128 Bytes size Msgs
+ */
+#define BFI_LMSG_SZ		128
+#define BFI_LMSG_PL_WSZ	\
+			((BFI_LMSG_SZ - sizeof(struct bfi_mhdr_s)) / 4)
+
+struct bfi_msg_s {
+	struct bfi_mhdr_s mhdr;
+	u32	pl[BFI_LMSG_PL_WSZ];
+};
+
+/**
+ * Mailbox message structure
+ */
+#define BFI_MBMSG_SZ		7
+struct bfi_mbmsg_s {
+	struct bfi_mhdr_s	mh;
+	u32		pl[BFI_MBMSG_SZ];
+};
+
+/**
+ * Message Classes
+ */
+enum bfi_mclass {
+	BFI_MC_IOC		= 1,	/*  IO Controller (IOC)	    */
+	BFI_MC_DIAG		= 2,	/*  Diagnostic Msgs		    */
+	BFI_MC_FLASH		= 3,	/*  Flash message class	    */
+	BFI_MC_CEE		= 4,
+	BFI_MC_FC_PORT		= 5,	/*  FC port		   	    */
+	BFI_MC_IOCFC		= 6,	/*  FC - IO Controller (IOC)	    */
+	BFI_MC_LL		= 7,	/*  Link Layer		 	    */
+	BFI_MC_UF		= 8,	/*  Unsolicited frame receive	    */
+	BFI_MC_FCXP		= 9,	/*  FC Transport		    */
+	BFI_MC_LPS		= 10,	/*  lport fc login services	    */
+	BFI_MC_RPORT		= 11,	/*  Remote port		    */
+	BFI_MC_ITNIM		= 12,	/*  I-T nexus (Initiator mode)	    */
+	BFI_MC_IOIM_READ	= 13,	/*  read IO (Initiator mode)	    */
+	BFI_MC_IOIM_WRITE	= 14,	/*  write IO (Initiator mode)	    */
+	BFI_MC_IOIM_IO		= 15,	/*  IO (Initiator mode)	    */
+	BFI_MC_IOIM		= 16,	/*  IO (Initiator mode)	    */
+	BFI_MC_IOIM_IOCOM	= 17,	/*  good IO completion		    */
+	BFI_MC_TSKIM		= 18,	/*  Initiator Task management	    */
+	BFI_MC_SBOOT		= 19,	/*  SAN boot services		    */
+	BFI_MC_IPFC		= 20,	/*  IP over FC Msgs		    */
+	BFI_MC_PORT		= 21,	/*  Physical port		    */
+	BFI_MC_MAX		= 32
+};
+
+#define BFI_IOC_MAX_CQS		4
+#define BFI_IOC_MAX_CQS_ASIC	8
+#define BFI_IOC_MSGLEN_MAX	32	/* 32 bytes */
+
+#pragma pack()
+
+#endif /* __BFI_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_boot.h b/drivers/scsi/bfa/include/bfi/bfi_boot.h
new file mode 100644
index 000000000000..5955afe7d108
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_boot.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/*
+ * bfi_boot.h
+ */
+
+#ifndef __BFI_BOOT_H__
+#define __BFI_BOOT_H__
+
+#define BFI_BOOT_TYPE_OFF		8
+#define BFI_BOOT_PARAM_OFF		12
+
+#define BFI_BOOT_TYPE_NORMAL 		0	/* param is device id */
+#define	BFI_BOOT_TYPE_FLASH		1
+#define	BFI_BOOT_TYPE_MEMTEST		2
+
+#define BFI_BOOT_MEMTEST_RES_ADDR   0x900
+#define BFI_BOOT_MEMTEST_RES_SIG    0xA0A1A2A3
+
+#endif
diff --git a/drivers/scsi/bfa/include/bfi/bfi_cbreg.h b/drivers/scsi/bfa/include/bfi/bfi_cbreg.h
new file mode 100644
index 000000000000..b3bb52b565b1
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_cbreg.h
@@ -0,0 +1,305 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfi_cbreg.h crossbow host block register definitions
+ *
+ * !!! Do not edit. Auto generated. !!!
+ */
+
+#ifndef __BFI_CBREG_H__
+#define __BFI_CBREG_H__
+
+
+#define HOSTFN0_INT_STATUS               0x00014000
+#define __HOSTFN0_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN0_INT_STATUS_LVL_SH      20
+#define __HOSTFN0_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN0_INT_STATUS_LVL_SH)
+#define __HOSTFN0_INT_STATUS_P           0x000fffff
+#define HOSTFN0_INT_MSK                  0x00014004
+#define HOST_PAGE_NUM_FN0                0x00014008
+#define __HOST_PAGE_NUM_FN               0x000001ff
+#define HOSTFN1_INT_STATUS               0x00014100
+#define __HOSTFN1_INT_STAT_LVL_MK        0x00f00000
+#define __HOSTFN1_INT_STAT_LVL_SH        20
+#define __HOSTFN1_INT_STAT_LVL(_v)       ((_v) << __HOSTFN1_INT_STAT_LVL_SH)
+#define __HOSTFN1_INT_STAT_P             0x000fffff
+#define HOSTFN1_INT_MSK                  0x00014104
+#define HOST_PAGE_NUM_FN1                0x00014108
+#define APP_PLL_400_CTL_REG              0x00014204
+#define __P_400_PLL_LOCK                 0x80000000
+#define __APP_PLL_400_SRAM_USE_100MHZ    0x00100000
+#define __APP_PLL_400_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_400_RESET_TIMER_SH     17
+#define __APP_PLL_400_RESET_TIMER(_v)    ((_v) << __APP_PLL_400_RESET_TIMER_SH)
+#define __APP_PLL_400_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_400_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_400_CNTLMT0_1_SH       14
+#define __APP_PLL_400_CNTLMT0_1(_v)      ((_v) << __APP_PLL_400_CNTLMT0_1_SH)
+#define __APP_PLL_400_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_400_JITLMT0_1_SH       12
+#define __APP_PLL_400_JITLMT0_1(_v)      ((_v) << __APP_PLL_400_JITLMT0_1_SH)
+#define __APP_PLL_400_HREF               0x00000800
+#define __APP_PLL_400_HDIV               0x00000400
+#define __APP_PLL_400_P0_1_MK            0x00000300
+#define __APP_PLL_400_P0_1_SH            8
+#define __APP_PLL_400_P0_1(_v)           ((_v) << __APP_PLL_400_P0_1_SH)
+#define __APP_PLL_400_Z0_2_MK            0x000000e0
+#define __APP_PLL_400_Z0_2_SH            5
+#define __APP_PLL_400_Z0_2(_v)           ((_v) << __APP_PLL_400_Z0_2_SH)
+#define __APP_PLL_400_RSEL200500         0x00000010
+#define __APP_PLL_400_ENARST             0x00000008
+#define __APP_PLL_400_BYPASS             0x00000004
+#define __APP_PLL_400_LRESETN            0x00000002
+#define __APP_PLL_400_ENABLE             0x00000001
+#define APP_PLL_212_CTL_REG              0x00014208
+#define __P_212_PLL_LOCK                 0x80000000
+#define __APP_PLL_212_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_212_RESET_TIMER_SH     17
+#define __APP_PLL_212_RESET_TIMER(_v)    ((_v) << __APP_PLL_212_RESET_TIMER_SH)
+#define __APP_PLL_212_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_212_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_212_CNTLMT0_1_SH       14
+#define __APP_PLL_212_CNTLMT0_1(_v)      ((_v) << __APP_PLL_212_CNTLMT0_1_SH)
+#define __APP_PLL_212_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_212_JITLMT0_1_SH       12
+#define __APP_PLL_212_JITLMT0_1(_v)      ((_v) << __APP_PLL_212_JITLMT0_1_SH)
+#define __APP_PLL_212_HREF               0x00000800
+#define __APP_PLL_212_HDIV               0x00000400
+#define __APP_PLL_212_P0_1_MK            0x00000300
+#define __APP_PLL_212_P0_1_SH            8
+#define __APP_PLL_212_P0_1(_v)           ((_v) << __APP_PLL_212_P0_1_SH)
+#define __APP_PLL_212_Z0_2_MK            0x000000e0
+#define __APP_PLL_212_Z0_2_SH            5
+#define __APP_PLL_212_Z0_2(_v)           ((_v) << __APP_PLL_212_Z0_2_SH)
+#define __APP_PLL_212_RSEL200500         0x00000010
+#define __APP_PLL_212_ENARST             0x00000008
+#define __APP_PLL_212_BYPASS             0x00000004
+#define __APP_PLL_212_LRESETN            0x00000002
+#define __APP_PLL_212_ENABLE             0x00000001
+#define HOST_SEM0_REG                    0x00014230
+#define __HOST_SEMAPHORE                 0x00000001
+#define HOST_SEM1_REG                    0x00014234
+#define HOST_SEM2_REG                    0x00014238
+#define HOST_SEM3_REG                    0x0001423c
+#define HOST_SEM0_INFO_REG               0x00014240
+#define HOST_SEM1_INFO_REG               0x00014244
+#define HOST_SEM2_INFO_REG               0x00014248
+#define HOST_SEM3_INFO_REG               0x0001424c
+#define HOSTFN0_LPU0_CMD_STAT            0x00019000
+#define __HOSTFN0_LPU0_MBOX_INFO_MK      0xfffffffe
+#define __HOSTFN0_LPU0_MBOX_INFO_SH      1
+#define __HOSTFN0_LPU0_MBOX_INFO(_v)     ((_v) << __HOSTFN0_LPU0_MBOX_INFO_SH)
+#define __HOSTFN0_LPU0_MBOX_CMD_STATUS   0x00000001
+#define LPU0_HOSTFN0_CMD_STAT            0x00019008
+#define __LPU0_HOSTFN0_MBOX_INFO_MK      0xfffffffe
+#define __LPU0_HOSTFN0_MBOX_INFO_SH      1
+#define __LPU0_HOSTFN0_MBOX_INFO(_v)     ((_v) << __LPU0_HOSTFN0_MBOX_INFO_SH)
+#define __LPU0_HOSTFN0_MBOX_CMD_STATUS   0x00000001
+#define HOSTFN1_LPU1_CMD_STAT            0x00019014
+#define __HOSTFN1_LPU1_MBOX_INFO_MK      0xfffffffe
+#define __HOSTFN1_LPU1_MBOX_INFO_SH      1
+#define __HOSTFN1_LPU1_MBOX_INFO(_v)     ((_v) << __HOSTFN1_LPU1_MBOX_INFO_SH)
+#define __HOSTFN1_LPU1_MBOX_CMD_STATUS   0x00000001
+#define LPU1_HOSTFN1_CMD_STAT            0x0001901c
+#define __LPU1_HOSTFN1_MBOX_INFO_MK      0xfffffffe
+#define __LPU1_HOSTFN1_MBOX_INFO_SH      1
+#define __LPU1_HOSTFN1_MBOX_INFO(_v)     ((_v) << __LPU1_HOSTFN1_MBOX_INFO_SH)
+#define __LPU1_HOSTFN1_MBOX_CMD_STATUS   0x00000001
+#define CPE_Q0_DEPTH                     0x00010014
+#define CPE_Q0_PI                        0x0001001c
+#define CPE_Q0_CI                        0x00010020
+#define CPE_Q1_DEPTH                     0x00010034
+#define CPE_Q1_PI                        0x0001003c
+#define CPE_Q1_CI                        0x00010040
+#define CPE_Q2_DEPTH                     0x00010054
+#define CPE_Q2_PI                        0x0001005c
+#define CPE_Q2_CI                        0x00010060
+#define CPE_Q3_DEPTH                     0x00010074
+#define CPE_Q3_PI                        0x0001007c
+#define CPE_Q3_CI                        0x00010080
+#define CPE_Q4_DEPTH                     0x00010094
+#define CPE_Q4_PI                        0x0001009c
+#define CPE_Q4_CI                        0x000100a0
+#define CPE_Q5_DEPTH                     0x000100b4
+#define CPE_Q5_PI                        0x000100bc
+#define CPE_Q5_CI                        0x000100c0
+#define CPE_Q6_DEPTH                     0x000100d4
+#define CPE_Q6_PI                        0x000100dc
+#define CPE_Q6_CI                        0x000100e0
+#define CPE_Q7_DEPTH                     0x000100f4
+#define CPE_Q7_PI                        0x000100fc
+#define CPE_Q7_CI                        0x00010100
+#define RME_Q0_DEPTH                     0x00011014
+#define RME_Q0_PI                        0x0001101c
+#define RME_Q0_CI                        0x00011020
+#define RME_Q1_DEPTH                     0x00011034
+#define RME_Q1_PI                        0x0001103c
+#define RME_Q1_CI                        0x00011040
+#define RME_Q2_DEPTH                     0x00011054
+#define RME_Q2_PI                        0x0001105c
+#define RME_Q2_CI                        0x00011060
+#define RME_Q3_DEPTH                     0x00011074
+#define RME_Q3_PI                        0x0001107c
+#define RME_Q3_CI                        0x00011080
+#define RME_Q4_DEPTH                     0x00011094
+#define RME_Q4_PI                        0x0001109c
+#define RME_Q4_CI                        0x000110a0
+#define RME_Q5_DEPTH                     0x000110b4
+#define RME_Q5_PI                        0x000110bc
+#define RME_Q5_CI                        0x000110c0
+#define RME_Q6_DEPTH                     0x000110d4
+#define RME_Q6_PI                        0x000110dc
+#define RME_Q6_CI                        0x000110e0
+#define RME_Q7_DEPTH                     0x000110f4
+#define RME_Q7_PI                        0x000110fc
+#define RME_Q7_CI                        0x00011100
+#define PSS_CTL_REG                      0x00018800
+#define __PSS_I2C_CLK_DIV_MK             0x00030000
+#define __PSS_I2C_CLK_DIV_SH             16
+#define __PSS_I2C_CLK_DIV(_v)            ((_v) << __PSS_I2C_CLK_DIV_SH)
+#define __PSS_LMEM_INIT_DONE             0x00001000
+#define __PSS_LMEM_RESET                 0x00000200
+#define __PSS_LMEM_INIT_EN               0x00000100
+#define __PSS_LPU1_RESET                 0x00000002
+#define __PSS_LPU0_RESET                 0x00000001
+
+
+/*
+ * These definitions are either in error/missing in spec. Its auto-generated
+ * from hard coded values in regparse.pl.
+ */
+#define __EMPHPOST_AT_4G_MK_FIX          0x0000001c
+#define __EMPHPOST_AT_4G_SH_FIX          0x00000002
+#define __EMPHPRE_AT_4G_FIX              0x00000003
+#define __SFP_TXRATE_EN_FIX              0x00000100
+#define __SFP_RXRATE_EN_FIX              0x00000080
+
+
+/*
+ * These register definitions are auto-generated from hard coded values
+ * in regparse.pl.
+ */
+#define HOSTFN0_LPU_MBOX0_0              0x00019200
+#define HOSTFN1_LPU_MBOX0_8              0x00019260
+#define LPU_HOSTFN0_MBOX0_0              0x00019280
+#define LPU_HOSTFN1_MBOX0_8              0x000192e0
+
+
+/*
+ * These register mapping definitions are auto-generated from mapping tables
+ * in regparse.pl.
+ */
+#define BFA_IOC0_HBEAT_REG               HOST_SEM0_INFO_REG
+#define BFA_IOC0_STATE_REG               HOST_SEM1_INFO_REG
+#define BFA_IOC1_HBEAT_REG               HOST_SEM2_INFO_REG
+#define BFA_IOC1_STATE_REG               HOST_SEM3_INFO_REG
+#define BFA_FW_USE_COUNT                 HOST_SEM4_INFO_REG
+
+#define CPE_Q_DEPTH(__n) \
+	(CPE_Q0_DEPTH + (__n) * (CPE_Q1_DEPTH - CPE_Q0_DEPTH))
+#define CPE_Q_PI(__n) \
+	(CPE_Q0_PI + (__n) * (CPE_Q1_PI - CPE_Q0_PI))
+#define CPE_Q_CI(__n) \
+	(CPE_Q0_CI + (__n) * (CPE_Q1_CI - CPE_Q0_CI))
+#define RME_Q_DEPTH(__n) \
+	(RME_Q0_DEPTH + (__n) * (RME_Q1_DEPTH - RME_Q0_DEPTH))
+#define RME_Q_PI(__n) \
+	(RME_Q0_PI + (__n) * (RME_Q1_PI - RME_Q0_PI))
+#define RME_Q_CI(__n) \
+	(RME_Q0_CI + (__n) * (RME_Q1_CI - RME_Q0_CI))
+
+#define CPE_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define RME_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define CPE_Q_MASK(__q)  ((__q) & 0x3)
+#define RME_Q_MASK(__q)  ((__q) & 0x3)
+
+
+/*
+ * PCI MSI-X vector defines
+ */
+enum {
+    BFA_MSIX_CPE_Q0 = 0,
+    BFA_MSIX_CPE_Q1 = 1,
+    BFA_MSIX_CPE_Q2 = 2,
+    BFA_MSIX_CPE_Q3 = 3,
+    BFA_MSIX_CPE_Q4 = 4,
+    BFA_MSIX_CPE_Q5 = 5,
+    BFA_MSIX_CPE_Q6 = 6,
+    BFA_MSIX_CPE_Q7 = 7,
+    BFA_MSIX_RME_Q0 = 8,
+    BFA_MSIX_RME_Q1 = 9,
+    BFA_MSIX_RME_Q2 = 10,
+    BFA_MSIX_RME_Q3 = 11,
+    BFA_MSIX_RME_Q4 = 12,
+    BFA_MSIX_RME_Q5 = 13,
+    BFA_MSIX_RME_Q6 = 14,
+    BFA_MSIX_RME_Q7 = 15,
+    BFA_MSIX_ERR_EMC = 16,
+    BFA_MSIX_ERR_LPU0 = 17,
+    BFA_MSIX_ERR_LPU1 = 18,
+    BFA_MSIX_ERR_PSS = 19,
+    BFA_MSIX_MBOX_LPU0 = 20,
+    BFA_MSIX_MBOX_LPU1 = 21,
+    BFA_MSIX_CB_MAX = 22,
+};
+
+/*
+ * And corresponding host interrupt status bit field defines
+ */
+#define __HFN_INT_CPE_Q0                   0x00000001U
+#define __HFN_INT_CPE_Q1                   0x00000002U
+#define __HFN_INT_CPE_Q2                   0x00000004U
+#define __HFN_INT_CPE_Q3                   0x00000008U
+#define __HFN_INT_CPE_Q4                   0x00000010U
+#define __HFN_INT_CPE_Q5                   0x00000020U
+#define __HFN_INT_CPE_Q6                   0x00000040U
+#define __HFN_INT_CPE_Q7                   0x00000080U
+#define __HFN_INT_RME_Q0                   0x00000100U
+#define __HFN_INT_RME_Q1                   0x00000200U
+#define __HFN_INT_RME_Q2                   0x00000400U
+#define __HFN_INT_RME_Q3                   0x00000800U
+#define __HFN_INT_RME_Q4                   0x00001000U
+#define __HFN_INT_RME_Q5                   0x00002000U
+#define __HFN_INT_RME_Q6                   0x00004000U
+#define __HFN_INT_RME_Q7                   0x00008000U
+#define __HFN_INT_ERR_EMC                  0x00010000U
+#define __HFN_INT_ERR_LPU0                 0x00020000U
+#define __HFN_INT_ERR_LPU1                 0x00040000U
+#define __HFN_INT_ERR_PSS                  0x00080000U
+#define __HFN_INT_MBOX_LPU0                0x00100000U
+#define __HFN_INT_MBOX_LPU1                0x00200000U
+#define __HFN_INT_MBOX1_LPU0               0x00400000U
+#define __HFN_INT_MBOX1_LPU1               0x00800000U
+#define __HFN_INT_CPE_MASK                 0x000000ffU
+#define __HFN_INT_RME_MASK                 0x0000ff00U
+
+
+/*
+ * crossbow memory map.
+ */
+#define PSS_SMEM_PAGE_START	0x8000
+#define PSS_SMEM_PGNUM(_pg0, _ma)	((_pg0) + ((_ma) >> 15))
+#define PSS_SMEM_PGOFF(_ma)	((_ma) & 0x7fff)
+
+/*
+ * End of crossbow memory map
+ */
+
+
+#endif /* __BFI_CBREG_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_cee.h b/drivers/scsi/bfa/include/bfi/bfi_cee.h
new file mode 100644
index 000000000000..0970596583ea
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_cee.h
@@ -0,0 +1,119 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+/**
+ *  Copyright (c) 2006-2009 Brocade Communications Systems, Inc.
+ *  All rights reserved.
+ *
+ *  bfi_dcbx.h BFI Interface (Mailbox commands and related structures)
+ * between host driver and DCBX/LLDP firmware module.
+ *
+**/
+
+#ifndef __BFI_CEE_H__
+#define __BFI_CEE_H__
+
+#include <bfi/bfi.h>
+
+#pragma pack(1)
+
+
+enum bfi_cee_h2i_msgs_e {
+	BFI_CEE_H2I_GET_CFG_REQ = 1,
+	BFI_CEE_H2I_RESET_STATS = 2,
+	BFI_CEE_H2I_GET_STATS_REQ = 3,
+};
+
+
+enum bfi_cee_i2h_msgs_e {
+	BFI_CEE_I2H_GET_CFG_RSP = BFA_I2HM(1),
+	BFI_CEE_I2H_RESET_STATS_RSP = BFA_I2HM(2),
+	BFI_CEE_I2H_GET_STATS_RSP = BFA_I2HM(3),
+};
+
+
+/* Data structures */
+
+/*
+ * BFI_CEE_H2I_RESET_STATS
+ */
+struct bfi_lldp_reset_stats_s {
+	struct bfi_mhdr_s  mh;
+};
+
+/*
+ * BFI_CEE_H2I_RESET_STATS
+ */
+struct bfi_cee_reset_stats_s {
+	struct bfi_mhdr_s  mh;
+};
+
+/*
+ * BFI_CEE_H2I_GET_CFG_REQ
+ */
+struct bfi_cee_get_req_s {
+	struct bfi_mhdr_s  mh;
+	union bfi_addr_u   dma_addr;
+};
+
+
+/*
+ * BFI_CEE_I2H_GET_CFG_RSP
+ */
+struct bfi_cee_get_rsp_s {
+	struct bfi_mhdr_s  mh;
+	u8            cmd_status;
+	u8            rsvd[3];
+};
+
+/*
+ * BFI_CEE_H2I_GET_STATS_REQ
+ */
+struct bfi_cee_stats_req_s {
+	struct bfi_mhdr_s  mh;
+	union bfi_addr_u   dma_addr;
+};
+
+
+/*
+ * BFI_CEE_I2H_GET_STATS_RSP
+ */
+struct bfi_cee_stats_rsp_s {
+	struct bfi_mhdr_s  mh;
+	u8 		   cmd_status;
+	u8 		   rsvd[3];
+};
+
+
+
+union bfi_cee_h2i_msg_u {
+	struct bfi_mhdr_s           mh;
+	struct bfi_cee_get_req_s   get_req;
+	struct bfi_cee_stats_req_s stats_req;
+};
+
+
+union bfi_cee_i2h_msg_u {
+	struct bfi_mhdr_s         mh;
+	struct bfi_cee_get_rsp_s  get_rsp;
+	struct bfi_cee_stats_rsp_s stats_rsp;
+};
+
+#pragma pack()
+
+
+#endif /* __BFI_CEE_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_ctreg.h b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h
new file mode 100644
index 000000000000..d3caa58c0a0a
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_ctreg.h
@@ -0,0 +1,611 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * bfi_ctreg.h catapult host block register definitions
+ *
+ * !!! Do not edit. Auto generated. !!!
+ */
+
+#ifndef __BFI_CTREG_H__
+#define __BFI_CTREG_H__
+
+
+#define HOSTFN0_LPU_MBOX0_0              0x00019200
+#define HOSTFN1_LPU_MBOX0_8              0x00019260
+#define LPU_HOSTFN0_MBOX0_0              0x00019280
+#define LPU_HOSTFN1_MBOX0_8              0x000192e0
+#define HOSTFN2_LPU_MBOX0_0              0x00019400
+#define HOSTFN3_LPU_MBOX0_8              0x00019460
+#define LPU_HOSTFN2_MBOX0_0              0x00019480
+#define LPU_HOSTFN3_MBOX0_8              0x000194e0
+#define HOSTFN0_INT_STATUS               0x00014000
+#define __HOSTFN0_HALT_OCCURRED          0x01000000
+#define __HOSTFN0_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN0_INT_STATUS_LVL_SH      20
+#define __HOSTFN0_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN0_INT_STATUS_LVL_SH)
+#define __HOSTFN0_INT_STATUS_P_MK        0x000f0000
+#define __HOSTFN0_INT_STATUS_P_SH        16
+#define __HOSTFN0_INT_STATUS_P(_v)       ((_v) << __HOSTFN0_INT_STATUS_P_SH)
+#define __HOSTFN0_INT_STATUS_F           0x0000ffff
+#define HOSTFN0_INT_MSK                  0x00014004
+#define HOST_PAGE_NUM_FN0                0x00014008
+#define __HOST_PAGE_NUM_FN               0x000001ff
+#define HOST_MSIX_ERR_INDEX_FN0          0x0001400c
+#define __MSIX_ERR_INDEX_FN              0x000001ff
+#define HOSTFN1_INT_STATUS               0x00014100
+#define __HOSTFN1_HALT_OCCURRED          0x01000000
+#define __HOSTFN1_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN1_INT_STATUS_LVL_SH      20
+#define __HOSTFN1_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN1_INT_STATUS_LVL_SH)
+#define __HOSTFN1_INT_STATUS_P_MK        0x000f0000
+#define __HOSTFN1_INT_STATUS_P_SH        16
+#define __HOSTFN1_INT_STATUS_P(_v)       ((_v) << __HOSTFN1_INT_STATUS_P_SH)
+#define __HOSTFN1_INT_STATUS_F           0x0000ffff
+#define HOSTFN1_INT_MSK                  0x00014104
+#define HOST_PAGE_NUM_FN1                0x00014108
+#define HOST_MSIX_ERR_INDEX_FN1          0x0001410c
+#define APP_PLL_425_CTL_REG              0x00014204
+#define __P_425_PLL_LOCK                 0x80000000
+#define __APP_PLL_425_SRAM_USE_100MHZ    0x00100000
+#define __APP_PLL_425_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_425_RESET_TIMER_SH     17
+#define __APP_PLL_425_RESET_TIMER(_v)    ((_v) << __APP_PLL_425_RESET_TIMER_SH)
+#define __APP_PLL_425_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_425_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_425_CNTLMT0_1_SH       14
+#define __APP_PLL_425_CNTLMT0_1(_v)      ((_v) << __APP_PLL_425_CNTLMT0_1_SH)
+#define __APP_PLL_425_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_425_JITLMT0_1_SH       12
+#define __APP_PLL_425_JITLMT0_1(_v)      ((_v) << __APP_PLL_425_JITLMT0_1_SH)
+#define __APP_PLL_425_HREF               0x00000800
+#define __APP_PLL_425_HDIV               0x00000400
+#define __APP_PLL_425_P0_1_MK            0x00000300
+#define __APP_PLL_425_P0_1_SH            8
+#define __APP_PLL_425_P0_1(_v)           ((_v) << __APP_PLL_425_P0_1_SH)
+#define __APP_PLL_425_Z0_2_MK            0x000000e0
+#define __APP_PLL_425_Z0_2_SH            5
+#define __APP_PLL_425_Z0_2(_v)           ((_v) << __APP_PLL_425_Z0_2_SH)
+#define __APP_PLL_425_RSEL200500         0x00000010
+#define __APP_PLL_425_ENARST             0x00000008
+#define __APP_PLL_425_BYPASS             0x00000004
+#define __APP_PLL_425_LRESETN            0x00000002
+#define __APP_PLL_425_ENABLE             0x00000001
+#define APP_PLL_312_CTL_REG              0x00014208
+#define __P_312_PLL_LOCK                 0x80000000
+#define __ENABLE_MAC_AHB_1               0x00800000
+#define __ENABLE_MAC_AHB_0               0x00400000
+#define __ENABLE_MAC_1                   0x00200000
+#define __ENABLE_MAC_0                   0x00100000
+#define __APP_PLL_312_RESET_TIMER_MK     0x000e0000
+#define __APP_PLL_312_RESET_TIMER_SH     17
+#define __APP_PLL_312_RESET_TIMER(_v)    ((_v) << __APP_PLL_312_RESET_TIMER_SH)
+#define __APP_PLL_312_LOGIC_SOFT_RESET   0x00010000
+#define __APP_PLL_312_CNTLMT0_1_MK       0x0000c000
+#define __APP_PLL_312_CNTLMT0_1_SH       14
+#define __APP_PLL_312_CNTLMT0_1(_v)      ((_v) << __APP_PLL_312_CNTLMT0_1_SH)
+#define __APP_PLL_312_JITLMT0_1_MK       0x00003000
+#define __APP_PLL_312_JITLMT0_1_SH       12
+#define __APP_PLL_312_JITLMT0_1(_v)      ((_v) << __APP_PLL_312_JITLMT0_1_SH)
+#define __APP_PLL_312_HREF               0x00000800
+#define __APP_PLL_312_HDIV               0x00000400
+#define __APP_PLL_312_P0_1_MK            0x00000300
+#define __APP_PLL_312_P0_1_SH            8
+#define __APP_PLL_312_P0_1(_v)           ((_v) << __APP_PLL_312_P0_1_SH)
+#define __APP_PLL_312_Z0_2_MK            0x000000e0
+#define __APP_PLL_312_Z0_2_SH            5
+#define __APP_PLL_312_Z0_2(_v)           ((_v) << __APP_PLL_312_Z0_2_SH)
+#define __APP_PLL_312_RSEL200500         0x00000010
+#define __APP_PLL_312_ENARST             0x00000008
+#define __APP_PLL_312_BYPASS             0x00000004
+#define __APP_PLL_312_LRESETN            0x00000002
+#define __APP_PLL_312_ENABLE             0x00000001
+#define MBIST_CTL_REG                    0x00014220
+#define __EDRAM_BISTR_START              0x00000004
+#define __MBIST_RESET                    0x00000002
+#define __MBIST_START                    0x00000001
+#define MBIST_STAT_REG                   0x00014224
+#define __EDRAM_BISTR_STATUS             0x00000008
+#define __EDRAM_BISTR_DONE               0x00000004
+#define __MEM_BIT_STATUS                 0x00000002
+#define __MBIST_DONE                     0x00000001
+#define HOST_SEM0_REG                    0x00014230
+#define __HOST_SEMAPHORE                 0x00000001
+#define HOST_SEM1_REG                    0x00014234
+#define HOST_SEM2_REG                    0x00014238
+#define HOST_SEM3_REG                    0x0001423c
+#define HOST_SEM0_INFO_REG               0x00014240
+#define HOST_SEM1_INFO_REG               0x00014244
+#define HOST_SEM2_INFO_REG               0x00014248
+#define HOST_SEM3_INFO_REG               0x0001424c
+#define ETH_MAC_SER_REG                  0x00014288
+#define __APP_EMS_CKBUFAMPIN             0x00000020
+#define __APP_EMS_REFCLKSEL              0x00000010
+#define __APP_EMS_CMLCKSEL               0x00000008
+#define __APP_EMS_REFCKBUFEN2            0x00000004
+#define __APP_EMS_REFCKBUFEN1            0x00000002
+#define __APP_EMS_CHANNEL_SEL            0x00000001
+#define HOSTFN2_INT_STATUS               0x00014300
+#define __HOSTFN2_HALT_OCCURRED          0x01000000
+#define __HOSTFN2_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN2_INT_STATUS_LVL_SH      20
+#define __HOSTFN2_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN2_INT_STATUS_LVL_SH)
+#define __HOSTFN2_INT_STATUS_P_MK        0x000f0000
+#define __HOSTFN2_INT_STATUS_P_SH        16
+#define __HOSTFN2_INT_STATUS_P(_v)       ((_v) << __HOSTFN2_INT_STATUS_P_SH)
+#define __HOSTFN2_INT_STATUS_F           0x0000ffff
+#define HOSTFN2_INT_MSK                  0x00014304
+#define HOST_PAGE_NUM_FN2                0x00014308
+#define HOST_MSIX_ERR_INDEX_FN2          0x0001430c
+#define HOSTFN3_INT_STATUS               0x00014400
+#define __HALT_OCCURRED                  0x01000000
+#define __HOSTFN3_INT_STATUS_LVL_MK      0x00f00000
+#define __HOSTFN3_INT_STATUS_LVL_SH      20
+#define __HOSTFN3_INT_STATUS_LVL(_v)     ((_v) << __HOSTFN3_INT_STATUS_LVL_SH)
+#define __HOSTFN3_INT_STATUS_P_MK        0x000f0000
+#define __HOSTFN3_INT_STATUS_P_SH        16
+#define __HOSTFN3_INT_STATUS_P(_v)       ((_v) << __HOSTFN3_INT_STATUS_P_SH)
+#define __HOSTFN3_INT_STATUS_F           0x0000ffff
+#define HOSTFN3_INT_MSK                  0x00014404
+#define HOST_PAGE_NUM_FN3                0x00014408
+#define HOST_MSIX_ERR_INDEX_FN3          0x0001440c
+#define FNC_ID_REG                       0x00014600
+#define __FUNCTION_NUMBER                0x00000007
+#define FNC_PERS_REG                     0x00014604
+#define __F3_FUNCTION_ACTIVE             0x80000000
+#define __F3_FUNCTION_MODE               0x40000000
+#define __F3_PORT_MAP_MK                 0x30000000
+#define __F3_PORT_MAP_SH                 28
+#define __F3_PORT_MAP(_v)                ((_v) << __F3_PORT_MAP_SH)
+#define __F3_VM_MODE                     0x08000000
+#define __F3_INTX_STATUS_MK              0x07000000
+#define __F3_INTX_STATUS_SH              24
+#define __F3_INTX_STATUS(_v)             ((_v) << __F3_INTX_STATUS_SH)
+#define __F2_FUNCTION_ACTIVE             0x00800000
+#define __F2_FUNCTION_MODE               0x00400000
+#define __F2_PORT_MAP_MK                 0x00300000
+#define __F2_PORT_MAP_SH                 20
+#define __F2_PORT_MAP(_v)                ((_v) << __F2_PORT_MAP_SH)
+#define __F2_VM_MODE                     0x00080000
+#define __F2_INTX_STATUS_MK              0x00070000
+#define __F2_INTX_STATUS_SH              16
+#define __F2_INTX_STATUS(_v)             ((_v) << __F2_INTX_STATUS_SH)
+#define __F1_FUNCTION_ACTIVE             0x00008000
+#define __F1_FUNCTION_MODE               0x00004000
+#define __F1_PORT_MAP_MK                 0x00003000
+#define __F1_PORT_MAP_SH                 12
+#define __F1_PORT_MAP(_v)                ((_v) << __F1_PORT_MAP_SH)
+#define __F1_VM_MODE                     0x00000800
+#define __F1_INTX_STATUS_MK              0x00000700
+#define __F1_INTX_STATUS_SH              8
+#define __F1_INTX_STATUS(_v)             ((_v) << __F1_INTX_STATUS_SH)
+#define __F0_FUNCTION_ACTIVE             0x00000080
+#define __F0_FUNCTION_MODE               0x00000040
+#define __F0_PORT_MAP_MK                 0x00000030
+#define __F0_PORT_MAP_SH                 4
+#define __F0_PORT_MAP(_v)                ((_v) << __F0_PORT_MAP_SH)
+#define __F0_VM_MODE                     0x00000008
+#define __F0_INTX_STATUS                 0x00000007
+enum {
+    __F0_INTX_STATUS_MSIX            = 0x0,
+    __F0_INTX_STATUS_INTA            = 0x1,
+    __F0_INTX_STATUS_INTB            = 0x2,
+    __F0_INTX_STATUS_INTC            = 0x3,
+    __F0_INTX_STATUS_INTD            = 0x4,
+};
+#define OP_MODE                          0x0001460c
+#define __APP_ETH_CLK_LOWSPEED           0x00000004
+#define __GLOBAL_CORECLK_HALFSPEED       0x00000002
+#define __GLOBAL_FCOE_MODE               0x00000001
+#define HOST_SEM4_REG                    0x00014610
+#define HOST_SEM5_REG                    0x00014614
+#define HOST_SEM6_REG                    0x00014618
+#define HOST_SEM7_REG                    0x0001461c
+#define HOST_SEM4_INFO_REG               0x00014620
+#define HOST_SEM5_INFO_REG               0x00014624
+#define HOST_SEM6_INFO_REG               0x00014628
+#define HOST_SEM7_INFO_REG               0x0001462c
+#define HOSTFN0_LPU0_MBOX0_CMD_STAT      0x00019000
+#define __HOSTFN0_LPU0_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN0_LPU0_MBOX0_INFO_SH     1
+#define __HOSTFN0_LPU0_MBOX0_INFO(_v)    ((_v) << __HOSTFN0_LPU0_MBOX0_INFO_SH)
+#define __HOSTFN0_LPU0_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN0_LPU1_MBOX0_CMD_STAT      0x00019004
+#define __HOSTFN0_LPU1_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN0_LPU1_MBOX0_INFO_SH     1
+#define __HOSTFN0_LPU1_MBOX0_INFO(_v)    ((_v) << __HOSTFN0_LPU1_MBOX0_INFO_SH)
+#define __HOSTFN0_LPU1_MBOX0_CMD_STATUS  0x00000001
+#define LPU0_HOSTFN0_MBOX0_CMD_STAT      0x00019008
+#define __LPU0_HOSTFN0_MBOX0_INFO_MK     0xfffffffe
+#define __LPU0_HOSTFN0_MBOX0_INFO_SH     1
+#define __LPU0_HOSTFN0_MBOX0_INFO(_v)    ((_v) << __LPU0_HOSTFN0_MBOX0_INFO_SH)
+#define __LPU0_HOSTFN0_MBOX0_CMD_STATUS  0x00000001
+#define LPU1_HOSTFN0_MBOX0_CMD_STAT      0x0001900c
+#define __LPU1_HOSTFN0_MBOX0_INFO_MK     0xfffffffe
+#define __LPU1_HOSTFN0_MBOX0_INFO_SH     1
+#define __LPU1_HOSTFN0_MBOX0_INFO(_v)    ((_v) << __LPU1_HOSTFN0_MBOX0_INFO_SH)
+#define __LPU1_HOSTFN0_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN1_LPU0_MBOX0_CMD_STAT      0x00019010
+#define __HOSTFN1_LPU0_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN1_LPU0_MBOX0_INFO_SH     1
+#define __HOSTFN1_LPU0_MBOX0_INFO(_v)    ((_v) << __HOSTFN1_LPU0_MBOX0_INFO_SH)
+#define __HOSTFN1_LPU0_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN1_LPU1_MBOX0_CMD_STAT      0x00019014
+#define __HOSTFN1_LPU1_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN1_LPU1_MBOX0_INFO_SH     1
+#define __HOSTFN1_LPU1_MBOX0_INFO(_v)    ((_v) << __HOSTFN1_LPU1_MBOX0_INFO_SH)
+#define __HOSTFN1_LPU1_MBOX0_CMD_STATUS  0x00000001
+#define LPU0_HOSTFN1_MBOX0_CMD_STAT      0x00019018
+#define __LPU0_HOSTFN1_MBOX0_INFO_MK     0xfffffffe
+#define __LPU0_HOSTFN1_MBOX0_INFO_SH     1
+#define __LPU0_HOSTFN1_MBOX0_INFO(_v)    ((_v) << __LPU0_HOSTFN1_MBOX0_INFO_SH)
+#define __LPU0_HOSTFN1_MBOX0_CMD_STATUS  0x00000001
+#define LPU1_HOSTFN1_MBOX0_CMD_STAT      0x0001901c
+#define __LPU1_HOSTFN1_MBOX0_INFO_MK     0xfffffffe
+#define __LPU1_HOSTFN1_MBOX0_INFO_SH     1
+#define __LPU1_HOSTFN1_MBOX0_INFO(_v)    ((_v) << __LPU1_HOSTFN1_MBOX0_INFO_SH)
+#define __LPU1_HOSTFN1_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN2_LPU0_MBOX0_CMD_STAT      0x00019150
+#define __HOSTFN2_LPU0_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN2_LPU0_MBOX0_INFO_SH     1
+#define __HOSTFN2_LPU0_MBOX0_INFO(_v)    ((_v) << __HOSTFN2_LPU0_MBOX0_INFO_SH)
+#define __HOSTFN2_LPU0_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN2_LPU1_MBOX0_CMD_STAT      0x00019154
+#define __HOSTFN2_LPU1_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN2_LPU1_MBOX0_INFO_SH     1
+#define __HOSTFN2_LPU1_MBOX0_INFO(_v)    ((_v) << __HOSTFN2_LPU1_MBOX0_INFO_SH)
+#define __HOSTFN2_LPU1_MBOX0BOX0_CMD_STATUS 0x00000001
+#define LPU0_HOSTFN2_MBOX0_CMD_STAT      0x00019158
+#define __LPU0_HOSTFN2_MBOX0_INFO_MK     0xfffffffe
+#define __LPU0_HOSTFN2_MBOX0_INFO_SH     1
+#define __LPU0_HOSTFN2_MBOX0_INFO(_v)    ((_v) << __LPU0_HOSTFN2_MBOX0_INFO_SH)
+#define __LPU0_HOSTFN2_MBOX0_CMD_STATUS  0x00000001
+#define LPU1_HOSTFN2_MBOX0_CMD_STAT      0x0001915c
+#define __LPU1_HOSTFN2_MBOX0_INFO_MK     0xfffffffe
+#define __LPU1_HOSTFN2_MBOX0_INFO_SH     1
+#define __LPU1_HOSTFN2_MBOX0_INFO(_v)    ((_v) << __LPU1_HOSTFN2_MBOX0_INFO_SH)
+#define __LPU1_HOSTFN2_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN3_LPU0_MBOX0_CMD_STAT      0x00019160
+#define __HOSTFN3_LPU0_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN3_LPU0_MBOX0_INFO_SH     1
+#define __HOSTFN3_LPU0_MBOX0_INFO(_v)    ((_v) << __HOSTFN3_LPU0_MBOX0_INFO_SH)
+#define __HOSTFN3_LPU0_MBOX0_CMD_STATUS  0x00000001
+#define HOSTFN3_LPU1_MBOX0_CMD_STAT      0x00019164
+#define __HOSTFN3_LPU1_MBOX0_INFO_MK     0xfffffffe
+#define __HOSTFN3_LPU1_MBOX0_INFO_SH     1
+#define __HOSTFN3_LPU1_MBOX0_INFO(_v)    ((_v) << __HOSTFN3_LPU1_MBOX0_INFO_SH)
+#define __HOSTFN3_LPU1_MBOX0_CMD_STATUS  0x00000001
+#define LPU0_HOSTFN3_MBOX0_CMD_STAT      0x00019168
+#define __LPU0_HOSTFN3_MBOX0_INFO_MK     0xfffffffe
+#define __LPU0_HOSTFN3_MBOX0_INFO_SH     1
+#define __LPU0_HOSTFN3_MBOX0_INFO(_v)    ((_v) << __LPU0_HOSTFN3_MBOX0_INFO_SH)
+#define __LPU0_HOSTFN3_MBOX0_CMD_STATUS  0x00000001
+#define LPU1_HOSTFN3_MBOX0_CMD_STAT      0x0001916c
+#define __LPU1_HOSTFN3_MBOX0_INFO_MK     0xfffffffe
+#define __LPU1_HOSTFN3_MBOX0_INFO_SH     1
+#define __LPU1_HOSTFN3_MBOX0_INFO(_v)    ((_v) << __LPU1_HOSTFN3_MBOX0_INFO_SH)
+#define __LPU1_HOSTFN3_MBOX0_CMD_STATUS  0x00000001
+#define FW_INIT_HALT_P0                  0x000191ac
+#define __FW_INIT_HALT_P                 0x00000001
+#define FW_INIT_HALT_P1                  0x000191bc
+#define CPE_PI_PTR_Q0                    0x00038000
+#define __CPE_PI_UNUSED_MK               0xffff0000
+#define __CPE_PI_UNUSED_SH               16
+#define __CPE_PI_UNUSED(_v)              ((_v) << __CPE_PI_UNUSED_SH)
+#define __CPE_PI_PTR                     0x0000ffff
+#define CPE_PI_PTR_Q1                    0x00038040
+#define CPE_CI_PTR_Q0                    0x00038004
+#define __CPE_CI_UNUSED_MK               0xffff0000
+#define __CPE_CI_UNUSED_SH               16
+#define __CPE_CI_UNUSED(_v)              ((_v) << __CPE_CI_UNUSED_SH)
+#define __CPE_CI_PTR                     0x0000ffff
+#define CPE_CI_PTR_Q1                    0x00038044
+#define CPE_DEPTH_Q0                     0x00038008
+#define __CPE_DEPTH_UNUSED_MK            0xf8000000
+#define __CPE_DEPTH_UNUSED_SH            27
+#define __CPE_DEPTH_UNUSED(_v)           ((_v) << __CPE_DEPTH_UNUSED_SH)
+#define __CPE_MSIX_VEC_INDEX_MK          0x07ff0000
+#define __CPE_MSIX_VEC_INDEX_SH          16
+#define __CPE_MSIX_VEC_INDEX(_v)         ((_v) << __CPE_MSIX_VEC_INDEX_SH)
+#define __CPE_DEPTH                      0x0000ffff
+#define CPE_DEPTH_Q1                     0x00038048
+#define CPE_QCTRL_Q0                     0x0003800c
+#define __CPE_CTRL_UNUSED30_MK           0xfc000000
+#define __CPE_CTRL_UNUSED30_SH           26
+#define __CPE_CTRL_UNUSED30(_v)          ((_v) << __CPE_CTRL_UNUSED30_SH)
+#define __CPE_FUNC_INT_CTRL_MK           0x03000000
+#define __CPE_FUNC_INT_CTRL_SH           24
+#define __CPE_FUNC_INT_CTRL(_v)          ((_v) << __CPE_FUNC_INT_CTRL_SH)
+enum {
+    __CPE_FUNC_INT_CTRL_DISABLE      = 0x0,
+    __CPE_FUNC_INT_CTRL_F2NF         = 0x1,
+    __CPE_FUNC_INT_CTRL_3QUART       = 0x2,
+    __CPE_FUNC_INT_CTRL_HALF         = 0x3,
+};
+#define __CPE_CTRL_UNUSED20_MK           0x00f00000
+#define __CPE_CTRL_UNUSED20_SH           20
+#define __CPE_CTRL_UNUSED20(_v)          ((_v) << __CPE_CTRL_UNUSED20_SH)
+#define __CPE_SCI_TH_MK                  0x000f0000
+#define __CPE_SCI_TH_SH                  16
+#define __CPE_SCI_TH(_v)                 ((_v) << __CPE_SCI_TH_SH)
+#define __CPE_CTRL_UNUSED10_MK           0x0000c000
+#define __CPE_CTRL_UNUSED10_SH           14
+#define __CPE_CTRL_UNUSED10(_v)          ((_v) << __CPE_CTRL_UNUSED10_SH)
+#define __CPE_ACK_PENDING                0x00002000
+#define __CPE_CTRL_UNUSED40_MK           0x00001c00
+#define __CPE_CTRL_UNUSED40_SH           10
+#define __CPE_CTRL_UNUSED40(_v)          ((_v) << __CPE_CTRL_UNUSED40_SH)
+#define __CPE_PCIEID_MK                  0x00000300
+#define __CPE_PCIEID_SH                  8
+#define __CPE_PCIEID(_v)                 ((_v) << __CPE_PCIEID_SH)
+#define __CPE_CTRL_UNUSED00_MK           0x000000fe
+#define __CPE_CTRL_UNUSED00_SH           1
+#define __CPE_CTRL_UNUSED00(_v)          ((_v) << __CPE_CTRL_UNUSED00_SH)
+#define __CPE_ESIZE                      0x00000001
+#define CPE_QCTRL_Q1                     0x0003804c
+#define __CPE_CTRL_UNUSED31_MK           0xfc000000
+#define __CPE_CTRL_UNUSED31_SH           26
+#define __CPE_CTRL_UNUSED31(_v)          ((_v) << __CPE_CTRL_UNUSED31_SH)
+#define __CPE_CTRL_UNUSED21_MK           0x00f00000
+#define __CPE_CTRL_UNUSED21_SH           20
+#define __CPE_CTRL_UNUSED21(_v)          ((_v) << __CPE_CTRL_UNUSED21_SH)
+#define __CPE_CTRL_UNUSED11_MK           0x0000c000
+#define __CPE_CTRL_UNUSED11_SH           14
+#define __CPE_CTRL_UNUSED11(_v)          ((_v) << __CPE_CTRL_UNUSED11_SH)
+#define __CPE_CTRL_UNUSED41_MK           0x00001c00
+#define __CPE_CTRL_UNUSED41_SH           10
+#define __CPE_CTRL_UNUSED41(_v)          ((_v) << __CPE_CTRL_UNUSED41_SH)
+#define __CPE_CTRL_UNUSED01_MK           0x000000fe
+#define __CPE_CTRL_UNUSED01_SH           1
+#define __CPE_CTRL_UNUSED01(_v)          ((_v) << __CPE_CTRL_UNUSED01_SH)
+#define RME_PI_PTR_Q0                    0x00038020
+#define __LATENCY_TIME_STAMP_MK          0xffff0000
+#define __LATENCY_TIME_STAMP_SH          16
+#define __LATENCY_TIME_STAMP(_v)         ((_v) << __LATENCY_TIME_STAMP_SH)
+#define __RME_PI_PTR                     0x0000ffff
+#define RME_PI_PTR_Q1                    0x00038060
+#define RME_CI_PTR_Q0                    0x00038024
+#define __DELAY_TIME_STAMP_MK            0xffff0000
+#define __DELAY_TIME_STAMP_SH            16
+#define __DELAY_TIME_STAMP(_v)           ((_v) << __DELAY_TIME_STAMP_SH)
+#define __RME_CI_PTR                     0x0000ffff
+#define RME_CI_PTR_Q1                    0x00038064
+#define RME_DEPTH_Q0                     0x00038028
+#define __RME_DEPTH_UNUSED_MK            0xf8000000
+#define __RME_DEPTH_UNUSED_SH            27
+#define __RME_DEPTH_UNUSED(_v)           ((_v) << __RME_DEPTH_UNUSED_SH)
+#define __RME_MSIX_VEC_INDEX_MK          0x07ff0000
+#define __RME_MSIX_VEC_INDEX_SH          16
+#define __RME_MSIX_VEC_INDEX(_v)         ((_v) << __RME_MSIX_VEC_INDEX_SH)
+#define __RME_DEPTH                      0x0000ffff
+#define RME_DEPTH_Q1                     0x00038068
+#define RME_QCTRL_Q0                     0x0003802c
+#define __RME_INT_LATENCY_TIMER_MK       0xff000000
+#define __RME_INT_LATENCY_TIMER_SH       24
+#define __RME_INT_LATENCY_TIMER(_v)      ((_v) << __RME_INT_LATENCY_TIMER_SH)
+#define __RME_INT_DELAY_TIMER_MK         0x00ff0000
+#define __RME_INT_DELAY_TIMER_SH         16
+#define __RME_INT_DELAY_TIMER(_v)        ((_v) << __RME_INT_DELAY_TIMER_SH)
+#define __RME_INT_DELAY_DISABLE          0x00008000
+#define __RME_DLY_DELAY_DISABLE          0x00004000
+#define __RME_ACK_PENDING                0x00002000
+#define __RME_FULL_INTERRUPT_DISABLE     0x00001000
+#define __RME_CTRL_UNUSED10_MK           0x00000c00
+#define __RME_CTRL_UNUSED10_SH           10
+#define __RME_CTRL_UNUSED10(_v)          ((_v) << __RME_CTRL_UNUSED10_SH)
+#define __RME_PCIEID_MK                  0x00000300
+#define __RME_PCIEID_SH                  8
+#define __RME_PCIEID(_v)                 ((_v) << __RME_PCIEID_SH)
+#define __RME_CTRL_UNUSED00_MK           0x000000fe
+#define __RME_CTRL_UNUSED00_SH           1
+#define __RME_CTRL_UNUSED00(_v)          ((_v) << __RME_CTRL_UNUSED00_SH)
+#define __RME_ESIZE                      0x00000001
+#define RME_QCTRL_Q1                     0x0003806c
+#define __RME_CTRL_UNUSED11_MK           0x00000c00
+#define __RME_CTRL_UNUSED11_SH           10
+#define __RME_CTRL_UNUSED11(_v)          ((_v) << __RME_CTRL_UNUSED11_SH)
+#define __RME_CTRL_UNUSED01_MK           0x000000fe
+#define __RME_CTRL_UNUSED01_SH           1
+#define __RME_CTRL_UNUSED01(_v)          ((_v) << __RME_CTRL_UNUSED01_SH)
+#define PSS_CTL_REG                      0x00018800
+#define __PSS_I2C_CLK_DIV_MK             0x007f0000
+#define __PSS_I2C_CLK_DIV_SH             16
+#define __PSS_I2C_CLK_DIV(_v)            ((_v) << __PSS_I2C_CLK_DIV_SH)
+#define __PSS_LMEM_INIT_DONE             0x00001000
+#define __PSS_LMEM_RESET                 0x00000200
+#define __PSS_LMEM_INIT_EN               0x00000100
+#define __PSS_LPU1_RESET                 0x00000002
+#define __PSS_LPU0_RESET                 0x00000001
+#define HQM_QSET0_RXQ_DRBL_P0            0x00038000
+#define __RXQ0_ADD_VECTORS_P             0x80000000
+#define __RXQ0_STOP_P                    0x40000000
+#define __RXQ0_PRD_PTR_P                 0x0000ffff
+#define HQM_QSET1_RXQ_DRBL_P0            0x00038080
+#define __RXQ1_ADD_VECTORS_P             0x80000000
+#define __RXQ1_STOP_P                    0x40000000
+#define __RXQ1_PRD_PTR_P                 0x0000ffff
+#define HQM_QSET0_RXQ_DRBL_P1            0x0003c000
+#define HQM_QSET1_RXQ_DRBL_P1            0x0003c080
+#define HQM_QSET0_TXQ_DRBL_P0            0x00038020
+#define __TXQ0_ADD_VECTORS_P             0x80000000
+#define __TXQ0_STOP_P                    0x40000000
+#define __TXQ0_PRD_PTR_P                 0x0000ffff
+#define HQM_QSET1_TXQ_DRBL_P0            0x000380a0
+#define __TXQ1_ADD_VECTORS_P             0x80000000
+#define __TXQ1_STOP_P                    0x40000000
+#define __TXQ1_PRD_PTR_P                 0x0000ffff
+#define HQM_QSET0_TXQ_DRBL_P1            0x0003c020
+#define HQM_QSET1_TXQ_DRBL_P1            0x0003c0a0
+#define HQM_QSET0_IB_DRBL_1_P0           0x00038040
+#define __IB1_0_ACK_P                    0x80000000
+#define __IB1_0_DISABLE_P                0x40000000
+#define __IB1_0_NUM_OF_ACKED_EVENTS_P    0x0000ffff
+#define HQM_QSET1_IB_DRBL_1_P0           0x000380c0
+#define __IB1_1_ACK_P                    0x80000000
+#define __IB1_1_DISABLE_P                0x40000000
+#define __IB1_1_NUM_OF_ACKED_EVENTS_P    0x0000ffff
+#define HQM_QSET0_IB_DRBL_1_P1           0x0003c040
+#define HQM_QSET1_IB_DRBL_1_P1           0x0003c0c0
+#define HQM_QSET0_IB_DRBL_2_P0           0x00038060
+#define __IB2_0_ACK_P                    0x80000000
+#define __IB2_0_DISABLE_P                0x40000000
+#define __IB2_0_NUM_OF_ACKED_EVENTS_P    0x0000ffff
+#define HQM_QSET1_IB_DRBL_2_P0           0x000380e0
+#define __IB2_1_ACK_P                    0x80000000
+#define __IB2_1_DISABLE_P                0x40000000
+#define __IB2_1_NUM_OF_ACKED_EVENTS_P    0x0000ffff
+#define HQM_QSET0_IB_DRBL_2_P1           0x0003c060
+#define HQM_QSET1_IB_DRBL_2_P1           0x0003c0e0
+
+
+/*
+ * These definitions are either in error/missing in spec. Its auto-generated
+ * from hard coded values in regparse.pl.
+ */
+#define __EMPHPOST_AT_4G_MK_FIX          0x0000001c
+#define __EMPHPOST_AT_4G_SH_FIX          0x00000002
+#define __EMPHPRE_AT_4G_FIX              0x00000003
+#define __SFP_TXRATE_EN_FIX              0x00000100
+#define __SFP_RXRATE_EN_FIX              0x00000080
+
+
+/*
+ * These register definitions are auto-generated from hard coded values
+ * in regparse.pl.
+ */
+
+
+/*
+ * These register mapping definitions are auto-generated from mapping tables
+ * in regparse.pl.
+ */
+#define BFA_IOC0_HBEAT_REG               HOST_SEM0_INFO_REG
+#define BFA_IOC0_STATE_REG               HOST_SEM1_INFO_REG
+#define BFA_IOC1_HBEAT_REG               HOST_SEM2_INFO_REG
+#define BFA_IOC1_STATE_REG               HOST_SEM3_INFO_REG
+#define BFA_FW_USE_COUNT                 HOST_SEM4_INFO_REG
+
+#define CPE_DEPTH_Q(__n) \
+	(CPE_DEPTH_Q0 + (__n) * (CPE_DEPTH_Q1 - CPE_DEPTH_Q0))
+#define CPE_QCTRL_Q(__n) \
+	(CPE_QCTRL_Q0 + (__n) * (CPE_QCTRL_Q1 - CPE_QCTRL_Q0))
+#define CPE_PI_PTR_Q(__n) \
+	(CPE_PI_PTR_Q0 + (__n) * (CPE_PI_PTR_Q1 - CPE_PI_PTR_Q0))
+#define CPE_CI_PTR_Q(__n) \
+	(CPE_CI_PTR_Q0 + (__n) * (CPE_CI_PTR_Q1 - CPE_CI_PTR_Q0))
+#define RME_DEPTH_Q(__n) \
+	(RME_DEPTH_Q0 + (__n) * (RME_DEPTH_Q1 - RME_DEPTH_Q0))
+#define RME_QCTRL_Q(__n) \
+	(RME_QCTRL_Q0 + (__n) * (RME_QCTRL_Q1 - RME_QCTRL_Q0))
+#define RME_PI_PTR_Q(__n) \
+	(RME_PI_PTR_Q0 + (__n) * (RME_PI_PTR_Q1 - RME_PI_PTR_Q0))
+#define RME_CI_PTR_Q(__n) \
+	(RME_CI_PTR_Q0 + (__n) * (RME_CI_PTR_Q1 - RME_CI_PTR_Q0))
+#define HQM_QSET_RXQ_DRBL_P0(__n) \
+	(HQM_QSET0_RXQ_DRBL_P0 + (__n) * (HQM_QSET1_RXQ_DRBL_P0 - \
+	HQM_QSET0_RXQ_DRBL_P0))
+#define HQM_QSET_TXQ_DRBL_P0(__n) \
+	(HQM_QSET0_TXQ_DRBL_P0 + (__n) * (HQM_QSET1_TXQ_DRBL_P0 - \
+	HQM_QSET0_TXQ_DRBL_P0))
+#define HQM_QSET_IB_DRBL_1_P0(__n) \
+	(HQM_QSET0_IB_DRBL_1_P0 + (__n) * (HQM_QSET1_IB_DRBL_1_P0 - \
+	HQM_QSET0_IB_DRBL_1_P0))
+#define HQM_QSET_IB_DRBL_2_P0(__n) \
+	(HQM_QSET0_IB_DRBL_2_P0 + (__n) * (HQM_QSET1_IB_DRBL_2_P0 - \
+	HQM_QSET0_IB_DRBL_2_P0))
+#define HQM_QSET_RXQ_DRBL_P1(__n) \
+	(HQM_QSET0_RXQ_DRBL_P1 + (__n) * (HQM_QSET1_RXQ_DRBL_P1 - \
+	HQM_QSET0_RXQ_DRBL_P1))
+#define HQM_QSET_TXQ_DRBL_P1(__n) \
+	(HQM_QSET0_TXQ_DRBL_P1 + (__n) * (HQM_QSET1_TXQ_DRBL_P1 - \
+	HQM_QSET0_TXQ_DRBL_P1))
+#define HQM_QSET_IB_DRBL_1_P1(__n) \
+	(HQM_QSET0_IB_DRBL_1_P1 + (__n) * (HQM_QSET1_IB_DRBL_1_P1 - \
+	HQM_QSET0_IB_DRBL_1_P1))
+#define HQM_QSET_IB_DRBL_2_P1(__n) \
+	(HQM_QSET0_IB_DRBL_2_P1 + (__n) * (HQM_QSET1_IB_DRBL_2_P1 - \
+	HQM_QSET0_IB_DRBL_2_P1))
+
+#define CPE_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define RME_Q_NUM(__fn, __q)  (((__fn) << 2) + (__q))
+#define CPE_Q_MASK(__q)  ((__q) & 0x3)
+#define RME_Q_MASK(__q)  ((__q) & 0x3)
+
+
+/*
+ * PCI MSI-X vector defines
+ */
+enum {
+    BFA_MSIX_CPE_Q0 = 0,
+    BFA_MSIX_CPE_Q1 = 1,
+    BFA_MSIX_CPE_Q2 = 2,
+    BFA_MSIX_CPE_Q3 = 3,
+    BFA_MSIX_RME_Q0 = 4,
+    BFA_MSIX_RME_Q1 = 5,
+    BFA_MSIX_RME_Q2 = 6,
+    BFA_MSIX_RME_Q3 = 7,
+    BFA_MSIX_LPU_ERR = 8,
+    BFA_MSIX_CT_MAX = 9,
+};
+
+/*
+ * And corresponding host interrupt status bit field defines
+ */
+#define __HFN_INT_CPE_Q0                   0x00000001U
+#define __HFN_INT_CPE_Q1                   0x00000002U
+#define __HFN_INT_CPE_Q2                   0x00000004U
+#define __HFN_INT_CPE_Q3                   0x00000008U
+#define __HFN_INT_CPE_Q4                   0x00000010U
+#define __HFN_INT_CPE_Q5                   0x00000020U
+#define __HFN_INT_CPE_Q6                   0x00000040U
+#define __HFN_INT_CPE_Q7                   0x00000080U
+#define __HFN_INT_RME_Q0                   0x00000100U
+#define __HFN_INT_RME_Q1                   0x00000200U
+#define __HFN_INT_RME_Q2                   0x00000400U
+#define __HFN_INT_RME_Q3                   0x00000800U
+#define __HFN_INT_RME_Q4                   0x00001000U
+#define __HFN_INT_RME_Q5                   0x00002000U
+#define __HFN_INT_RME_Q6                   0x00004000U
+#define __HFN_INT_RME_Q7                   0x00008000U
+#define __HFN_INT_ERR_EMC                  0x00010000U
+#define __HFN_INT_ERR_LPU0                 0x00020000U
+#define __HFN_INT_ERR_LPU1                 0x00040000U
+#define __HFN_INT_ERR_PSS                  0x00080000U
+#define __HFN_INT_MBOX_LPU0                0x00100000U
+#define __HFN_INT_MBOX_LPU1                0x00200000U
+#define __HFN_INT_MBOX1_LPU0               0x00400000U
+#define __HFN_INT_MBOX1_LPU1               0x00800000U
+#define __HFN_INT_CPE_MASK                 0x000000ffU
+#define __HFN_INT_RME_MASK                 0x0000ff00U
+
+
+/*
+ * catapult memory map.
+ */
+#define LL_PGN_HQM0                      0x0096
+#define LL_PGN_HQM1                      0x0097
+#define PSS_SMEM_PAGE_START	0x8000
+#define PSS_SMEM_PGNUM(_pg0, _ma)	((_pg0) + ((_ma) >> 15))
+#define PSS_SMEM_PGOFF(_ma)	((_ma) & 0x7fff)
+
+/*
+ * End of catapult memory map
+ */
+
+
+#endif /* __BFI_CTREG_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_fabric.h b/drivers/scsi/bfa/include/bfi/bfi_fabric.h
new file mode 100644
index 000000000000..c0669ed41078
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_fabric.h
@@ -0,0 +1,92 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_FABRIC_H__
+#define __BFI_FABRIC_H__
+
+#include <bfi/bfi.h>
+
+#pragma pack(1)
+
+enum bfi_fabric_h2i_msgs {
+	BFI_FABRIC_H2I_CREATE_REQ	= 1,
+	BFI_FABRIC_H2I_DELETE_REQ	= 2,
+	BFI_FABRIC_H2I_SETAUTH		= 3,
+};
+
+enum bfi_fabric_i2h_msgs {
+	BFI_FABRIC_I2H_CREATE_RSP	= BFA_I2HM(1),
+	BFI_FABRIC_I2H_DELETE_RSP	= BFA_I2HM(2),
+	BFI_FABRIC_I2H_SETAUTH_RSP	= BFA_I2HM(3),
+	BFI_FABRIC_I2H_ONLINE		= BFA_I2HM(4),
+	BFI_FABRIC_I2H_OFFLINE		= BFA_I2HM(5),
+};
+
+struct bfi_fabric_create_req_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u8         vf_en;		/*  virtual fabric enable	*/
+	u8         rsvd;
+	u16        vf_id;		/*  virtual fabric ID		*/
+	wwn_t		pwwn;		/*  port name			*/
+	wwn_t		nwwn;		/*  node name			*/
+};
+
+struct bfi_fabric_create_rsp_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host fabric handle		*/
+	u8         status;		/*  fabric create status	*/
+	u8         rsvd;
+};
+
+struct bfi_fabric_delete_req_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        fw_handle;	/*  firmware fabric handle	*/
+	u16        rsvd;
+};
+
+struct bfi_fabric_delete_rsp_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host fabric handle		*/
+	u8         status;		/*  fabric deletion status	*/
+	u8         rsvd;
+};
+
+#define BFI_FABRIC_AUTHSECRET_LEN	64
+struct bfi_fabric_setauth_req_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        fw_handle;	/*  f/w handle of fabric	*/
+	u8		algorithm;
+	u8		group;
+	u8		secret[BFI_FABRIC_AUTHSECRET_LEN];
+};
+
+union bfi_fabric_h2i_msg_u {
+	bfi_msg_t		*msg;
+	struct bfi_fabric_create_req_s	*create_req;
+	struct bfi_fabric_delete_req_s	*delete_req;
+};
+
+union bfi_fabric_i2h_msg_u {
+	bfi_msg_t		*msg;
+	struct bfi_fabric_create_rsp_s	*create_rsp;
+	struct bfi_fabric_delete_rsp_s	*delete_rsp;
+};
+
+#pragma pack()
+
+#endif /* __BFI_FABRIC_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_fcpim.h b/drivers/scsi/bfa/include/bfi/bfi_fcpim.h
new file mode 100644
index 000000000000..52c059fb4c3a
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_fcpim.h
@@ -0,0 +1,301 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_FCPIM_H__
+#define __BFI_FCPIM_H__
+
+#include "bfi.h"
+#include <protocol/fcp.h>
+
+#pragma pack(1)
+
+/*
+ * Initiator mode I-T nexus interface defines.
+ */
+
+enum bfi_itnim_h2i {
+	BFI_ITNIM_H2I_CREATE_REQ = 1,	/*  i-t nexus creation */
+	BFI_ITNIM_H2I_DELETE_REQ = 2,	/*  i-t nexus deletion */
+};
+
+enum bfi_itnim_i2h {
+	BFI_ITNIM_I2H_CREATE_RSP = BFA_I2HM(1),
+	BFI_ITNIM_I2H_DELETE_RSP = BFA_I2HM(2),
+	BFI_ITNIM_I2H_SLER_EVENT = BFA_I2HM(3),
+};
+
+struct bfi_itnim_create_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		 */
+	u16        fw_handle;	/*  f/w handle for itnim	 */
+	u8         class;		/*  FC class for IO		 */
+	u8         seq_rec;	/*  sequence recovery support	 */
+	u8         msg_no;		/*  seq id of the msg		 */
+};
+
+struct bfi_itnim_create_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		 */
+	u16        bfa_handle;	/*  bfa handle for itnim	 */
+	u8         status;		/*  fcp request status		 */
+	u8         seq_id;		/*  seq id of the msg		 */
+};
+
+struct bfi_itnim_delete_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		 */
+	u16        fw_handle;	/*  f/w itnim handle		 */
+	u8         seq_id;		/*  seq id of the msg		 */
+	u8         rsvd;
+};
+
+struct bfi_itnim_delete_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		 */
+	u16        bfa_handle;	/*  bfa handle for itnim	 */
+	u8         status;		/*  fcp request status		 */
+	u8         seq_id;		/*  seq id of the msg		 */
+};
+
+struct bfi_itnim_sler_event_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		 */
+	u16        bfa_handle;	/*  bfa handle for itnim	 */
+	u16        rsvd;
+};
+
+union bfi_itnim_h2i_msg_u {
+	struct bfi_itnim_create_req_s *create_req;
+	struct bfi_itnim_delete_req_s *delete_req;
+	struct bfi_msg_s      *msg;
+};
+
+union bfi_itnim_i2h_msg_u {
+	struct bfi_itnim_create_rsp_s *create_rsp;
+	struct bfi_itnim_delete_rsp_s *delete_rsp;
+	struct bfi_itnim_sler_event_s *sler_event;
+	struct bfi_msg_s      *msg;
+};
+
+/*
+ * Initiator mode IO interface defines.
+ */
+
+enum bfi_ioim_h2i {
+	BFI_IOIM_H2I_IOABORT_REQ = 1,	/*  IO abort request	 */
+	BFI_IOIM_H2I_IOCLEANUP_REQ = 2,	/*  IO cleanup request	 */
+};
+
+enum bfi_ioim_i2h {
+	BFI_IOIM_I2H_IO_RSP = BFA_I2HM(1),	/*  non-fp IO response	 */
+	BFI_IOIM_I2H_IOABORT_RSP = BFA_I2HM(2),/*  ABORT rsp	 */
+};
+
+/**
+ * IO command DIF info
+ */
+struct bfi_ioim_dif_s {
+	u32	dif_info[4];
+};
+
+/**
+ * FCP IO messages overview
+ *
+ * @note
+ * - Max CDB length supported is 64 bytes.
+ * - SCSI Linked commands and SCSI bi-directional Commands not
+ * 	 supported.
+ *
+ */
+struct bfi_ioim_req_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		 */
+	u16        io_tag;		/*  I/O tag			 */
+	u16        rport_hdl;	/*  itnim/rport firmware handle */
+	struct fcp_cmnd_s cmnd;		/*  IO request info		 */
+
+	/**
+	 * SG elements array within the IO request must be double word
+	 * aligned. This aligment is required to optimize SGM setup for the IO.
+	 */
+	struct bfi_sge_s   sges[BFI_SGE_INLINE_MAX];
+	u8         io_timeout;
+	u8         dif_en;
+	u8         rsvd_a[2];
+	struct bfi_ioim_dif_s  dif;
+};
+
+/**
+ * 	This table shows various IO status codes from firmware and their
+ *	meaning. Host driver can use these status codes to further process
+ *	IO completions.
+ *
+ * 	BFI_IOIM_STS_OK		: IO completed with error free SCSI &
+ *					   transport status.
+ * 					   - io-tag can be reused.
+ *
+ * 	BFA_IOIM_STS_SCSI_ERR		: IO completed with scsi error.
+ * 					  - io-tag can be reused.
+ *
+ * 	BFI_IOIM_STS_HOST_ABORTED	: IO was aborted successfully due to
+ *					   host request.
+ * 					   - io-tag cannot be reused yet.
+ *
+ * 	BFI_IOIM_STS_ABORTED		: IO was aborted successfully
+ *					   internally by f/w.
+ * 					   - io-tag cannot be reused yet.
+ *
+ * 	BFI_IOIM_STS_TIMEDOUT	: IO timedout and ABTS/RRQ is happening
+ *					   in the firmware and
+ * 					   - io-tag cannot be reused yet.
+ *
+ * 	BFI_IOIM_STS_SQER_NEEDED	: Firmware could not recover the IO
+ *					  with sequence level error
+ * 					  logic and hence host needs to retry
+ *					  this IO with a different IO tag
+ * 					  - io-tag cannot be used yet.
+ *
+ * 	BFI_IOIM_STS_NEXUS_ABORT	: Second Level Error Recovery from host
+ *					  is required because 2 consecutive ABTS
+ *					  timedout and host needs logout and
+ *					  re-login with the target
+ * 					  - io-tag cannot be used yet.
+ *
+ * 	BFI_IOIM_STS_UNDERRUN	: IO completed with SCSI status good,
+ *					  but the data tranferred is less than
+ *					  the fcp data length in the command.
+ *					  ex. SCSI INQUIRY where transferred
+ *					  data length and residue count in FCP
+ *					  response accounts for total fcp-dl
+ * 					  - io-tag can be reused.
+ *
+ * 	BFI_IOIM_STS_OVERRUN	: IO completed with SCSI status good,
+ *					  but the data transerred is more than
+ *					  fcp data length in the command. ex.
+ *					  TAPE IOs where blocks can of unequal
+ *					  lengths.
+ * 					  - io-tag can be reused.
+ *
+ * 	BFI_IOIM_STS_RES_FREE	: Firmware has completed using io-tag
+ *					  during abort process
+ * 					  - io-tag can be reused.
+ *
+ * 	BFI_IOIM_STS_PROTO_ERR	: Firmware detected a protocol error.
+ *					  ex target sent more data than
+ *					  requested, or there was data frame
+ *					  loss and other reasons
+ * 					  - io-tag cannot be used yet.
+ *
+ * 	BFI_IOIM_STS_DIF_ERR	: Firwmare detected DIF error. ex: DIF
+ * 					  CRC err or Ref Tag err or App tag err.
+ * 					  - io-tag can be reused.
+ *
+ * 	BFA_IOIM_STS_TSK_MGT_ABORT	: IO was aborted because of Task
+ *					  Management command from the host
+ * 					  - io-tag can be reused.
+ *
+ * 	BFI_IOIM_STS_UTAG		: Firmware does not know about this
+ *					  io_tag.
+ * 					  - io-tag can be reused.
+ */
+enum bfi_ioim_status {
+	BFI_IOIM_STS_OK = 0,
+	BFI_IOIM_STS_HOST_ABORTED = 1,
+	BFI_IOIM_STS_ABORTED = 2,
+	BFI_IOIM_STS_TIMEDOUT = 3,
+	BFI_IOIM_STS_RES_FREE = 4,
+	BFI_IOIM_STS_SQER_NEEDED = 5,
+	BFI_IOIM_STS_PROTO_ERR = 6,
+	BFI_IOIM_STS_UTAG = 7,
+	BFI_IOIM_STS_PATHTOV = 8,
+};
+
+#define BFI_IOIM_SNSLEN	(256)
+/**
+ * I/O response message
+ */
+struct bfi_ioim_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header	 	 */
+	u16        io_tag;		/*  completed IO tag		 */
+	u16        bfa_rport_hndl;	/*  releated rport handle	 */
+	u8         io_status;	/*  IO completion status	 */
+	u8         reuse_io_tag;	/*  IO tag can be reused        */
+	u16	abort_tag;	/*  host abort request tag      */
+	u8		scsi_status;	/*  scsi status from target	 */
+	u8		sns_len;	/*  scsi sense length		 */
+	u8		resid_flags;	/*  IO residue flags		 */
+	u8		rsvd_a;
+	u32	residue;	/*  IO residual length in bytes */
+	u32	rsvd_b[3];
+};
+
+struct bfi_ioim_abort_req_s {
+	struct bfi_mhdr_s  mh;          /*  Common msg header  */
+	u16        io_tag;         /*  I/O tag            */
+	u16        abort_tag;      /*  unique request tag */
+};
+
+/*
+ * Initiator mode task management command interface defines.
+ */
+
+enum bfi_tskim_h2i {
+	BFI_TSKIM_H2I_TM_REQ    = 1, /*  task-mgmt command         */
+	BFI_TSKIM_H2I_ABORT_REQ = 2, /*  task-mgmt command         */
+};
+
+enum bfi_tskim_i2h {
+	BFI_TSKIM_I2H_TM_RSP = BFA_I2HM(1),
+};
+
+struct bfi_tskim_req_s {
+	struct bfi_mhdr_s  mh;             /*  Common msg header          */
+	u16        tsk_tag;        /*  task management tag        */
+	u16        itn_fhdl;       /*  itn firmware handle        */
+	lun_t           lun;            /*  LU number                  */
+	u8         tm_flags;       /*  see fcp_tm_cmnd_t          */
+	u8         t_secs;         /*  Timeout value in seconds   */
+	u8         rsvd[2];
+};
+
+struct bfi_tskim_abortreq_s {
+	struct bfi_mhdr_s  mh;             /*  Common msg header          */
+	u16        tsk_tag;        /*  task management tag        */
+	u16        rsvd;
+};
+
+enum bfi_tskim_status {
+	/*
+	 * Following are FCP-4 spec defined status codes,
+	 * **DO NOT CHANGE THEM **
+	 */
+	BFI_TSKIM_STS_OK       = 0,
+	BFI_TSKIM_STS_NOT_SUPP = 4,
+	BFI_TSKIM_STS_FAILED   = 5,
+
+	/**
+	 * Defined by BFA
+	 */
+	BFI_TSKIM_STS_TIMEOUT  = 10,    /*  TM request timedout     */
+	BFI_TSKIM_STS_ABORTED  = 11,    /*  Aborted on host request */
+};
+
+struct bfi_tskim_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		 */
+	u16        tsk_tag;	/*  task mgmt cmnd tag		 */
+	u8         tsk_status;	/*  @ref bfi_tskim_status */
+	u8         rsvd;
+};
+
+#pragma pack()
+
+#endif /* __BFI_FCPIM_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_fcxp.h b/drivers/scsi/bfa/include/bfi/bfi_fcxp.h
new file mode 100644
index 000000000000..e0e995a32828
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_fcxp.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_FCXP_H__
+#define __BFI_FCXP_H__
+
+#include "bfi.h"
+
+#pragma pack(1)
+
+enum bfi_fcxp_h2i {
+	BFI_FCXP_H2I_SEND_REQ = 1,
+};
+
+enum bfi_fcxp_i2h {
+	BFI_FCXP_I2H_SEND_RSP = BFA_I2HM(1),
+};
+
+#define BFA_FCXP_MAX_SGES	2
+
+/**
+ * FCXP send request structure
+ */
+struct bfi_fcxp_send_req_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		    */
+	u16        fcxp_tag;	/*  driver request tag		    */
+	u16        max_frmsz;	/*  max send frame size	    */
+	u16        vf_id;		/*  vsan tag if applicable	    */
+	u16        rport_fw_hndl;	/*  FW Handle for the remote port  */
+	u8         class;		/*  FC class used for req/rsp	    */
+	u8         rsp_timeout;	/*  timeout in secs, 0-no response */
+	u8         cts;		/*  continue sequence		    */
+	u8         lp_tag;		/*  lport tag			    */
+	struct fchs_s   fchs;		/*  request FC header structure    */
+	u32        req_len;	/*  request payload length	    */
+	u32        rsp_maxlen;	/*  max response length expected   */
+	struct bfi_sge_s   req_sge[BFA_FCXP_MAX_SGES];	/*  request buf    */
+	struct bfi_sge_s   rsp_sge[BFA_FCXP_MAX_SGES];	/*  response buf   */
+};
+
+/**
+ * FCXP send response structure
+ */
+struct bfi_fcxp_send_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		    */
+	u16        fcxp_tag;	/*  send request tag		    */
+	u8         req_status;	/*  request status		    */
+	u8         rsvd;
+	u32        rsp_len;	/*  actual response length	    */
+	u32        residue_len;	/*  residual response length	    */
+	struct fchs_s   fchs;		/*  response FC header structure   */
+};
+
+#pragma pack()
+
+#endif /* __BFI_FCXP_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_ioc.h b/drivers/scsi/bfa/include/bfi/bfi_ioc.h
new file mode 100644
index 000000000000..026e9c06ae97
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_ioc.h
@@ -0,0 +1,202 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_IOC_H__
+#define __BFI_IOC_H__
+
+#include "bfi.h"
+#include <defs/bfa_defs_ioc.h>
+
+#pragma pack(1)
+
+enum bfi_ioc_h2i_msgs {
+	BFI_IOC_H2I_ENABLE_REQ 		= 1,
+	BFI_IOC_H2I_DISABLE_REQ 	= 2,
+	BFI_IOC_H2I_GETATTR_REQ 	= 3,
+	BFI_IOC_H2I_DBG_SYNC	 	= 4,
+	BFI_IOC_H2I_DBG_DUMP	 	= 5,
+};
+
+enum bfi_ioc_i2h_msgs {
+	BFI_IOC_I2H_ENABLE_REPLY	= BFA_I2HM(1),
+	BFI_IOC_I2H_DISABLE_REPLY 	= BFA_I2HM(2),
+	BFI_IOC_I2H_GETATTR_REPLY 	= BFA_I2HM(3),
+	BFI_IOC_I2H_READY_EVENT 	= BFA_I2HM(4),
+	BFI_IOC_I2H_HBEAT		= BFA_I2HM(5),
+};
+
+/**
+ * BFI_IOC_H2I_GETATTR_REQ message
+ */
+struct bfi_ioc_getattr_req_s {
+	struct bfi_mhdr_s	mh;
+	union bfi_addr_u	attr_addr;
+};
+
+struct bfi_ioc_attr_s {
+	wwn_t           mfg_wwn;
+	mac_t		mfg_mac;
+	u16	rsvd_a;
+	char            brcd_serialnum[STRSZ(BFA_MFG_SERIALNUM_SIZE)];
+	u8         pcie_gen;
+	u8         pcie_lanes_orig;
+	u8         pcie_lanes;
+	u8         rx_bbcredit;	/*  receive buffer credits */
+	u32        adapter_prop;	/*  adapter properties     */
+	u16        maxfrsize;	/*  max receive frame size */
+	char         	asic_rev;
+	u8         rsvd_b;
+	char            fw_version[BFA_VERSION_LEN];
+	char            optrom_version[BFA_VERSION_LEN];
+	struct bfa_mfg_vpd_s	vpd;
+};
+
+/**
+ * BFI_IOC_I2H_GETATTR_REPLY message
+ */
+struct bfi_ioc_getattr_reply_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header          */
+	u8		status;	/*  cfg reply status           */
+	u8		rsvd[3];
+};
+
+/**
+ * Firmware memory page offsets
+ */
+#define BFI_IOC_SMEM_PG0_CB	(0x40)
+#define BFI_IOC_SMEM_PG0_CT	(0x180)
+
+/**
+ * Firmware trace offset
+ */
+#define BFI_IOC_TRC_OFF		(0x4b00)
+#define BFI_IOC_TRC_ENTS	256
+
+#define BFI_IOC_FW_SIGNATURE	(0xbfadbfad)
+#define BFI_IOC_MD5SUM_SZ	4
+struct bfi_ioc_image_hdr_s {
+	u32        signature;	/*  constant signature */
+	u32        rsvd_a;
+	u32        exec;		/*  exec vector        */
+	u32        param;		/*  parameters         */
+	u32        rsvd_b[4];
+	u32        md5sum[BFI_IOC_MD5SUM_SZ];
+};
+
+/**
+ *  BFI_IOC_I2H_READY_EVENT message
+ */
+struct bfi_ioc_rdy_event_s {
+	struct bfi_mhdr_s  mh;			/*  common msg header */
+	u8         init_status;	/*  init event status */
+	u8         rsvd[3];
+};
+
+struct bfi_ioc_hbeat_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u32	   hb_count;	/*  current heart beat count	*/
+};
+
+/**
+ * IOC hardware/firmware state
+ */
+enum bfi_ioc_state {
+	BFI_IOC_UNINIT 	 = 0,		/*  not initialized                 */
+	BFI_IOC_INITING 	 = 1,	/*  h/w is being initialized        */
+	BFI_IOC_HWINIT 	 = 2,		/*  h/w is initialized              */
+	BFI_IOC_CFG 	 = 3,		/*  IOC configuration in progress   */
+	BFI_IOC_OP 		 = 4,	/*  IOC is operational              */
+	BFI_IOC_DISABLING 	 = 5,	/*  IOC is being disabled           */
+	BFI_IOC_DISABLED 	 = 6,	/*  IOC is disabled                 */
+	BFI_IOC_CFG_DISABLED = 7,	/*  IOC is being disabled;transient */
+	BFI_IOC_HBFAIL       = 8,	/*  IOC heart-beat failure          */
+	BFI_IOC_MEMTEST      = 9,	/*  IOC is doing memtest            */
+};
+
+#define BFI_IOC_ENDIAN_SIG  0x12345678
+
+enum {
+	BFI_ADAPTER_TYPE_FC   = 0x01,		/*  FC adapters           */
+	BFI_ADAPTER_TYPE_MK   = 0x0f0000,	/*  adapter type mask     */
+	BFI_ADAPTER_TYPE_SH   = 16,	        /*  adapter type shift    */
+	BFI_ADAPTER_NPORTS_MK = 0xff00,		/*  number of ports mask  */
+	BFI_ADAPTER_NPORTS_SH = 8,	        /*  number of ports shift */
+	BFI_ADAPTER_SPEED_MK  = 0xff,		/*  adapter speed mask    */
+	BFI_ADAPTER_SPEED_SH  = 0,	        /*  adapter speed shift   */
+	BFI_ADAPTER_PROTO     = 0x100000,	/*  prototype adapaters   */
+	BFI_ADAPTER_TTV       = 0x200000,	/*  TTV debug capable     */
+	BFI_ADAPTER_UNSUPP    = 0x400000,	/*  unknown adapter type  */
+};
+
+#define BFI_ADAPTER_GETP(__prop,__adap_prop)          		\
+    (((__adap_prop) & BFI_ADAPTER_ ## __prop ## _MK) >>         \
+     BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_SETP(__prop, __val)         		\
+    ((__val) << BFI_ADAPTER_ ## __prop ## _SH)
+#define BFI_ADAPTER_IS_PROTO(__adap_type)   			\
+    ((__adap_type) & BFI_ADAPTER_PROTO)
+#define BFI_ADAPTER_IS_TTV(__adap_type)     			\
+    ((__adap_type) & BFI_ADAPTER_TTV)
+#define BFI_ADAPTER_IS_UNSUPP(__adap_type)  			\
+    ((__adap_type) & BFI_ADAPTER_UNSUPP)
+#define BFI_ADAPTER_IS_SPECIAL(__adap_type)                     \
+    ((__adap_type) & (BFI_ADAPTER_TTV | BFI_ADAPTER_PROTO |     \
+			BFI_ADAPTER_UNSUPP))
+
+/**
+ * BFI_IOC_H2I_ENABLE_REQ & BFI_IOC_H2I_DISABLE_REQ messages
+ */
+struct bfi_ioc_ctrl_req_s {
+	struct bfi_mhdr_s	mh;
+	u8			ioc_class;
+	u8         	rsvd[3];
+};
+
+/**
+ * BFI_IOC_I2H_ENABLE_REPLY & BFI_IOC_I2H_DISABLE_REPLY messages
+ */
+struct bfi_ioc_ctrl_reply_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header     */
+	u8         status;		/*  enable/disable status */
+	u8         rsvd[3];
+};
+
+#define BFI_IOC_MSGSZ   8
+/**
+ * H2I Messages
+ */
+union bfi_ioc_h2i_msg_u {
+	struct bfi_mhdr_s 	mh;
+	struct bfi_ioc_ctrl_req_s enable_req;
+	struct bfi_ioc_ctrl_req_s disable_req;
+	struct bfi_ioc_getattr_req_s getattr_req;
+	u32       		mboxmsg[BFI_IOC_MSGSZ];
+};
+
+/**
+ * I2H Messages
+ */
+union bfi_ioc_i2h_msg_u {
+	struct bfi_mhdr_s      	mh;
+	struct bfi_ioc_rdy_event_s 	rdy_event;
+	u32       		mboxmsg[BFI_IOC_MSGSZ];
+};
+
+#pragma pack()
+
+#endif /* __BFI_IOC_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_iocfc.h b/drivers/scsi/bfa/include/bfi/bfi_iocfc.h
new file mode 100644
index 000000000000..c3760df72575
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_iocfc.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_IOCFC_H__
+#define __BFI_IOCFC_H__
+
+#include "bfi.h"
+#include <defs/bfa_defs_ioc.h>
+#include <defs/bfa_defs_iocfc.h>
+#include <defs/bfa_defs_boot.h>
+
+#pragma pack(1)
+
+enum bfi_iocfc_h2i_msgs {
+	BFI_IOCFC_H2I_CFG_REQ 		= 1,
+	BFI_IOCFC_H2I_GET_STATS_REQ 	= 2,
+	BFI_IOCFC_H2I_CLEAR_STATS_REQ	= 3,
+	BFI_IOCFC_H2I_SET_INTR_REQ 	= 4,
+	BFI_IOCFC_H2I_UPDATEQ_REQ = 5,
+};
+
+enum bfi_iocfc_i2h_msgs {
+	BFI_IOCFC_I2H_CFG_REPLY		= BFA_I2HM(1),
+	BFI_IOCFC_I2H_GET_STATS_RSP 	= BFA_I2HM(2),
+	BFI_IOCFC_I2H_CLEAR_STATS_RSP	= BFA_I2HM(3),
+	BFI_IOCFC_I2H_UPDATEQ_RSP = BFA_I2HM(5),
+};
+
+struct bfi_iocfc_cfg_s {
+	u8         num_cqs; 	/*  Number of CQs to be used     */
+	u8         sense_buf_len;	/*  SCSI sense length            */
+	u8         trunk_enabled;	/*  port trunking enabled        */
+	u8         trunk_ports;	/*  trunk ports bit map          */
+	u32        endian_sig;	/*  endian signature of host     */
+
+	/**
+	 * Request and response circular queue base addresses, size and
+	 * shadow index pointers.
+	 */
+	union bfi_addr_u  req_cq_ba[BFI_IOC_MAX_CQS];
+	union bfi_addr_u  req_shadow_ci[BFI_IOC_MAX_CQS];
+	u16    req_cq_elems[BFI_IOC_MAX_CQS];
+	union bfi_addr_u  rsp_cq_ba[BFI_IOC_MAX_CQS];
+	union bfi_addr_u  rsp_shadow_pi[BFI_IOC_MAX_CQS];
+	u16    rsp_cq_elems[BFI_IOC_MAX_CQS];
+
+	union bfi_addr_u  stats_addr;	/*  DMA-able address for stats	  */
+	union bfi_addr_u  cfgrsp_addr;	/*  config response dma address  */
+	union bfi_addr_u  ioim_snsbase;  /*  IO sense buffer base address */
+	struct bfa_iocfc_intr_attr_s intr_attr; /*  IOC interrupt attributes */
+};
+
+/**
+ * Boot target wwn information for this port. This contains either the stored
+ * or discovered boot target port wwns for the port.
+ */
+struct bfi_iocfc_bootwwns {
+	wwn_t		wwn[BFA_BOOT_BOOTLUN_MAX];
+	u8		nwwns;
+	u8		rsvd[7];
+};
+
+struct bfi_iocfc_cfgrsp_s {
+	struct bfa_iocfc_fwcfg_s	fwcfg;
+	struct bfa_iocfc_intr_attr_s	intr_attr;
+	struct bfi_iocfc_bootwwns	bootwwns;
+};
+
+/**
+ * BFI_IOCFC_H2I_CFG_REQ message
+ */
+struct bfi_iocfc_cfg_req_s {
+	struct bfi_mhdr_s      mh;
+	union bfi_addr_u      ioc_cfg_dma_addr;
+};
+
+/**
+ * BFI_IOCFC_I2H_CFG_REPLY message
+ */
+struct bfi_iocfc_cfg_reply_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header          */
+	u8         cfg_success;	/*  cfg reply status           */
+	u8         lpu_bm;		/*  LPUs assigned for this IOC */
+	u8         rsvd[2];
+};
+
+/**
+ *  BFI_IOCFC_H2I_GET_STATS_REQ & BFI_IOCFC_H2I_CLEAR_STATS_REQ messages
+ */
+struct bfi_iocfc_stats_req_s {
+	struct bfi_mhdr_s mh;		/*  msg header            */
+	u32        msgtag;		/*  msgtag for reply      */
+};
+
+/**
+ * BFI_IOCFC_I2H_GET_STATS_RSP & BFI_IOCFC_I2H_CLEAR_STATS_RSP messages
+ */
+struct bfi_iocfc_stats_rsp_s {
+	struct bfi_mhdr_s mh;		/*  common msg header     */
+	u8         status;		/*  reply status          */
+	u8         rsvd[3];
+	u32        msgtag;		/*  msgtag for reply      */
+};
+
+/**
+ * BFI_IOCFC_H2I_SET_INTR_REQ message
+ */
+struct bfi_iocfc_set_intr_req_s {
+	struct bfi_mhdr_s mh;		/*  common msg header     */
+	u8		coalesce;	/*  enable intr coalescing*/
+	u8         rsvd[3];
+	u16	delay;		/*  delay timer 0..1125us  */
+	u16	latency;	/*  latency timer 0..225us */
+};
+
+/**
+ * BFI_IOCFC_H2I_UPDATEQ_REQ message
+ */
+struct bfi_iocfc_updateq_req_s {
+	struct bfi_mhdr_s mh;		/*  common msg header     */
+	u32 reqq_ba;			/*  reqq base addr        */
+	u32 rspq_ba;			/*  rspq base addr        */
+	u32 reqq_sci;			/*  reqq shadow ci        */
+	u32 rspq_spi;			/*  rspq shadow pi        */
+};
+
+/**
+ * BFI_IOCFC_I2H_UPDATEQ_RSP message
+ */
+struct bfi_iocfc_updateq_rsp_s {
+	struct bfi_mhdr_s mh;		/*  common msg header     */
+	u8         status;		/*  updateq  status       */
+	u8         rsvd[3];
+};
+
+/**
+ * H2I Messages
+ */
+union bfi_iocfc_h2i_msg_u {
+	struct bfi_mhdr_s 		mh;
+	struct bfi_iocfc_cfg_req_s 	cfg_req;
+	struct bfi_iocfc_stats_req_s stats_get;
+	struct bfi_iocfc_stats_req_s stats_clr;
+	struct bfi_iocfc_updateq_req_s updateq_req;
+	u32       			mboxmsg[BFI_IOC_MSGSZ];
+};
+
+/**
+ * I2H Messages
+ */
+union bfi_iocfc_i2h_msg_u {
+	struct bfi_mhdr_s      		mh;
+	struct bfi_iocfc_cfg_reply_s 		cfg_reply;
+	struct bfi_iocfc_stats_rsp_s stats_get_rsp;
+	struct bfi_iocfc_stats_rsp_s stats_clr_rsp;
+	struct bfi_iocfc_updateq_rsp_s updateq_rsp;
+	u32       			mboxmsg[BFI_IOC_MSGSZ];
+};
+
+#pragma pack()
+
+#endif /* __BFI_IOCFC_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_lport.h b/drivers/scsi/bfa/include/bfi/bfi_lport.h
new file mode 100644
index 000000000000..29010614bac9
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_lport.h
@@ -0,0 +1,89 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_LPORT_H__
+#define __BFI_LPORT_H__
+
+#include <bfi/bfi.h>
+
+#pragma pack(1)
+
+enum bfi_lport_h2i_msgs {
+	BFI_LPORT_H2I_CREATE_REQ = 1,
+	BFI_LPORT_H2I_DELETE_REQ = 2,
+};
+
+enum bfi_lport_i2h_msgs {
+	BFI_LPORT_I2H_CREATE_RSP = BFA_I2HM(1),
+	BFI_LPORT_I2H_DELETE_RSP = BFA_I2HM(2),
+	BFI_LPORT_I2H_ONLINE	  = BFA_I2HM(3),
+	BFI_LPORT_I2H_OFFLINE	  = BFA_I2HM(4),
+};
+
+#define BFI_LPORT_MAX_SYNNAME	64
+
+enum bfi_lport_role_e {
+	BFI_LPORT_ROLE_FCPIM	= 1,
+	BFI_LPORT_ROLE_FCPTM	= 2,
+	BFI_LPORT_ROLE_IPFC	= 4,
+};
+
+struct bfi_lport_create_req_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16	fabric_fwhdl;	/*  parent fabric instance	*/
+	u8		roles;		/*  lport FC-4 roles		*/
+	u8		rsvd;
+	wwn_t		pwwn;		/*  port name			*/
+	wwn_t		nwwn;		/*  node name			*/
+	u8		symname[BFI_LPORT_MAX_SYNNAME];
+};
+
+struct bfi_lport_create_rsp_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u8         status;		/*  lport creation status	*/
+	u8         rsvd[3];
+};
+
+struct bfi_lport_delete_req_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        fw_handle;	/*  firmware lport handle	*/
+	u16        rsvd;
+};
+
+struct bfi_lport_delete_rsp_s {
+	bfi_mhdr_t	mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host lport handle		*/
+	u8         status;		/*  lport deletion status	*/
+	u8         rsvd;
+};
+
+union bfi_lport_h2i_msg_u {
+	bfi_msg_t		*msg;
+	struct bfi_lport_create_req_s	*create_req;
+	struct bfi_lport_delete_req_s	*delete_req;
+};
+
+union bfi_lport_i2h_msg_u {
+	bfi_msg_t		*msg;
+	struct bfi_lport_create_rsp_s	*create_rsp;
+	struct bfi_lport_delete_rsp_s	*delete_rsp;
+};
+
+#pragma pack()
+
+#endif /* __BFI_LPORT_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_lps.h b/drivers/scsi/bfa/include/bfi/bfi_lps.h
new file mode 100644
index 000000000000..414b0e30f6ef
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_lps.h
@@ -0,0 +1,96 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_LPS_H__
+#define __BFI_LPS_H__
+
+#include <bfi/bfi.h>
+
+#pragma pack(1)
+
+enum bfi_lps_h2i_msgs {
+	BFI_LPS_H2I_LOGIN_REQ	= 1,
+	BFI_LPS_H2I_LOGOUT_REQ	= 2,
+};
+
+enum bfi_lps_i2h_msgs {
+	BFI_LPS_H2I_LOGIN_RSP	= BFA_I2HM(1),
+	BFI_LPS_H2I_LOGOUT_RSP	= BFA_I2HM(2),
+};
+
+struct bfi_lps_login_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u8		lp_tag;
+	u8		alpa;
+	u16	pdu_size;
+	wwn_t		pwwn;
+	wwn_t		nwwn;
+	u8		fdisc;
+	u8		auth_en;
+	u8		rsvd[2];
+};
+
+struct bfi_lps_login_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u8		lp_tag;
+	u8		status;
+	u8		lsrjt_rsn;
+	u8		lsrjt_expl;
+	wwn_t		port_name;
+	wwn_t		node_name;
+	u16	bb_credit;
+	u8		f_port;
+	u8		npiv_en;
+	u32	lp_pid : 24;
+	u32	auth_req : 8;
+	mac_t		lp_mac;
+	mac_t		fcf_mac;
+	u8		ext_status;
+	u8  	brcd_switch;/*  attached peer is brcd switch	*/
+};
+
+struct bfi_lps_logout_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u8		lp_tag;
+	u8		rsvd[3];
+	wwn_t		port_name;
+};
+
+struct bfi_lps_logout_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u8		lp_tag;
+	u8		status;
+	u8		rsvd[2];
+};
+
+union bfi_lps_h2i_msg_u {
+	struct bfi_mhdr_s		*msg;
+	struct bfi_lps_login_req_s	*login_req;
+	struct bfi_lps_logout_req_s	*logout_req;
+};
+
+union bfi_lps_i2h_msg_u {
+	struct bfi_msg_s		*msg;
+	struct bfi_lps_login_rsp_s	*login_rsp;
+	struct bfi_lps_logout_rsp_s	*logout_rsp;
+};
+
+#pragma pack()
+
+#endif /* __BFI_LPS_H__ */
+
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_port.h b/drivers/scsi/bfa/include/bfi/bfi_port.h
new file mode 100644
index 000000000000..3ec3bea110ba
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_port.h
@@ -0,0 +1,115 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFI_PORT_H__
+#define __BFI_PORT_H__
+
+#include <bfi/bfi.h>
+#include <defs/bfa_defs_pport.h>
+
+#pragma pack(1)
+
+enum bfi_port_h2i {
+	BFI_PORT_H2I_ENABLE_REQ		= (1),
+	BFI_PORT_H2I_DISABLE_REQ	= (2),
+	BFI_PORT_H2I_GET_STATS_REQ	= (3),
+	BFI_PORT_H2I_CLEAR_STATS_REQ	= (4),
+};
+
+enum bfi_port_i2h {
+	BFI_PORT_I2H_ENABLE_RSP		= BFA_I2HM(1),
+	BFI_PORT_I2H_DISABLE_RSP	= BFA_I2HM(2),
+	BFI_PORT_I2H_GET_STATS_RSP	= BFA_I2HM(3),
+	BFI_PORT_I2H_CLEAR_STATS_RSP	= BFA_I2HM(4),
+};
+
+/**
+ * Generic REQ type
+ */
+struct bfi_port_generic_req_s {
+	struct bfi_mhdr_s  mh;		/*  msg header			    */
+	u32        msgtag;		/*  msgtag for reply		    */
+	u32	rsvd;
+};
+
+/**
+ * Generic RSP type
+ */
+struct bfi_port_generic_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		    */
+	u8         status;		/*  port enable status		    */
+	u8         rsvd[3];
+	u32        msgtag;		/*  msgtag for reply		    */
+};
+
+/**
+ * @todo
+ * BFI_PORT_H2I_ENABLE_REQ
+ */
+
+/**
+ * @todo
+ * BFI_PORT_I2H_ENABLE_RSP
+ */
+
+/**
+ * BFI_PORT_H2I_DISABLE_REQ
+ */
+
+/**
+ * BFI_PORT_I2H_DISABLE_RSP
+ */
+
+/**
+ * BFI_PORT_H2I_GET_STATS_REQ
+ */
+struct bfi_port_get_stats_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		    */
+	union bfi_addr_u   dma_addr;
+};
+
+/**
+ * BFI_PORT_I2H_GET_STATS_RSP
+ */
+
+/**
+ * BFI_PORT_H2I_CLEAR_STATS_REQ
+ */
+
+/**
+ * BFI_PORT_I2H_CLEAR_STATS_RSP
+ */
+
+union bfi_port_h2i_msg_u {
+	struct bfi_mhdr_s		mh;
+	struct bfi_port_generic_req_s	enable_req;
+	struct bfi_port_generic_req_s	disable_req;
+	struct bfi_port_get_stats_req_s	getstats_req;
+	struct bfi_port_generic_req_s	clearstats_req;
+};
+
+union bfi_port_i2h_msg_u {
+	struct bfi_mhdr_s         	mh;
+	struct bfi_port_generic_rsp_s	enable_rsp;
+	struct bfi_port_generic_rsp_s	disable_rsp;
+	struct bfi_port_generic_rsp_s	getstats_rsp;
+	struct bfi_port_generic_rsp_s	clearstats_rsp;
+};
+
+#pragma pack()
+
+#endif /* __BFI_PORT_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_pport.h b/drivers/scsi/bfa/include/bfi/bfi_pport.h
new file mode 100644
index 000000000000..c96d246851af
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_pport.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFI_PPORT_H__
+#define __BFI_PPORT_H__
+
+#include <bfi/bfi.h>
+#include <defs/bfa_defs_pport.h>
+
+#pragma pack(1)
+
+enum bfi_pport_h2i {
+	BFI_PPORT_H2I_ENABLE_REQ		= (1),
+	BFI_PPORT_H2I_DISABLE_REQ		= (2),
+	BFI_PPORT_H2I_GET_STATS_REQ		= (3),
+	BFI_PPORT_H2I_CLEAR_STATS_REQ	= (4),
+	BFI_PPORT_H2I_SET_SVC_PARAMS_REQ	= (5),
+	BFI_PPORT_H2I_ENABLE_RX_VF_TAG_REQ	= (6),
+	BFI_PPORT_H2I_ENABLE_TX_VF_TAG_REQ	= (7),
+	BFI_PPORT_H2I_GET_QOS_STATS_REQ		= (8),
+	BFI_PPORT_H2I_CLEAR_QOS_STATS_REQ	= (9),
+};
+
+enum bfi_pport_i2h {
+	BFI_PPORT_I2H_ENABLE_RSP		= BFA_I2HM(1),
+	BFI_PPORT_I2H_DISABLE_RSP		= BFA_I2HM(2),
+	BFI_PPORT_I2H_GET_STATS_RSP		= BFA_I2HM(3),
+	BFI_PPORT_I2H_CLEAR_STATS_RSP	= BFA_I2HM(4),
+	BFI_PPORT_I2H_SET_SVC_PARAMS_RSP	= BFA_I2HM(5),
+	BFI_PPORT_I2H_ENABLE_RX_VF_TAG_RSP	= BFA_I2HM(6),
+	BFI_PPORT_I2H_ENABLE_TX_VF_TAG_RSP	= BFA_I2HM(7),
+	BFI_PPORT_I2H_EVENT			= BFA_I2HM(8),
+	BFI_PPORT_I2H_GET_QOS_STATS_RSP		= BFA_I2HM(9),
+	BFI_PPORT_I2H_CLEAR_QOS_STATS_RSP	= BFA_I2HM(10),
+};
+
+/**
+ * Generic REQ type
+ */
+struct bfi_pport_generic_req_s {
+	struct bfi_mhdr_s  mh;		/*  msg header			    */
+	u32        msgtag;		/*  msgtag for reply		    */
+};
+
+/**
+ * Generic RSP type
+ */
+struct bfi_pport_generic_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		    */
+	u8         status;		/*  port enable status		    */
+	u8         rsvd[3];
+	u32        msgtag;		/*  msgtag for reply		    */
+};
+
+/**
+ * BFI_PPORT_H2I_ENABLE_REQ
+ */
+struct bfi_pport_enable_req_s {
+	struct bfi_mhdr_s  mh;		/*  msg header			    */
+	u32        rsvd1;
+	wwn_t           nwwn;		/*  node wwn of physical port	    */
+	wwn_t           pwwn;		/*  port wwn of physical port	    */
+	struct bfa_pport_cfg_s port_cfg;	/*  port configuration	    */
+	union bfi_addr_u  stats_dma_addr;	/*  DMA address for stats  */
+	u32        msgtag;		/*  msgtag for reply		    */
+	u32        rsvd2;
+};
+
+/**
+ * BFI_PPORT_I2H_ENABLE_RSP
+ */
+#define bfi_pport_enable_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_DISABLE_REQ
+ */
+#define bfi_pport_disable_req_t struct bfi_pport_generic_req_s
+
+/**
+ * BFI_PPORT_I2H_DISABLE_RSP
+ */
+#define bfi_pport_disable_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_GET_STATS_REQ
+ */
+#define bfi_pport_get_stats_req_t struct bfi_pport_generic_req_s
+
+/**
+ * BFI_PPORT_I2H_GET_STATS_RSP
+ */
+#define bfi_pport_get_stats_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_CLEAR_STATS_REQ
+ */
+#define bfi_pport_clear_stats_req_t struct bfi_pport_generic_req_s
+
+/**
+ * BFI_PPORT_I2H_CLEAR_STATS_RSP
+ */
+#define bfi_pport_clear_stats_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_GET_QOS_STATS_REQ
+ */
+#define bfi_pport_get_qos_stats_req_t struct bfi_pport_generic_req_s
+
+/**
+ * BFI_PPORT_H2I_GET_QOS_STATS_RSP
+ */
+#define bfi_pport_get_qos_stats_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_CLEAR_QOS_STATS_REQ
+ */
+#define bfi_pport_clear_qos_stats_req_t struct bfi_pport_generic_req_s
+
+/**
+ * BFI_PPORT_H2I_CLEAR_QOS_STATS_RSP
+ */
+#define bfi_pport_clear_qos_stats_rsp_t struct bfi_pport_generic_rsp_s
+
+/**
+ * BFI_PPORT_H2I_SET_SVC_PARAMS_REQ
+ */
+struct bfi_pport_set_svc_params_req_s {
+	struct bfi_mhdr_s  mh;		/*  msg header */
+	u16        tx_bbcredit;	/*  Tx credits */
+	u16        rsvd;
+};
+
+/**
+ * BFI_PPORT_I2H_SET_SVC_PARAMS_RSP
+ */
+
+/**
+ * BFI_PPORT_I2H_EVENT
+ */
+struct bfi_pport_event_s {
+	struct bfi_mhdr_s 	mh;	/*  common msg header */
+	struct bfa_pport_link_s	link_state;
+};
+
+union bfi_pport_h2i_msg_u {
+	struct bfi_mhdr_s			*mhdr;
+	struct bfi_pport_enable_req_s		*penable;
+	struct bfi_pport_generic_req_s		*pdisable;
+	struct bfi_pport_generic_req_s		*pgetstats;
+	struct bfi_pport_generic_req_s		*pclearstats;
+	struct bfi_pport_set_svc_params_req_s	*psetsvcparams;
+	struct bfi_pport_get_qos_stats_req_s	*pgetqosstats;
+	struct bfi_pport_generic_req_s		*pclearqosstats;
+};
+
+union bfi_pport_i2h_msg_u {
+	struct bfi_msg_s			*msg;
+	struct bfi_pport_generic_rsp_s		*enable_rsp;
+	struct bfi_pport_disable_rsp_s		*disable_rsp;
+	struct bfi_pport_generic_rsp_s		*getstats_rsp;
+	struct bfi_pport_clear_stats_rsp_s	*clearstats_rsp;
+	struct bfi_pport_set_svc_params_rsp_s	*setsvcparasm_rsp;
+	struct bfi_pport_get_qos_stats_rsp_s	*getqosstats_rsp;
+	struct bfi_pport_clear_qos_stats_rsp_s	*clearqosstats_rsp;
+	struct bfi_pport_event_s		*event;
+};
+
+#pragma pack()
+
+#endif /* __BFI_PPORT_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_rport.h b/drivers/scsi/bfa/include/bfi/bfi_rport.h
new file mode 100644
index 000000000000..3520f55f09d7
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_rport.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_RPORT_H__
+#define __BFI_RPORT_H__
+
+#include <bfi/bfi.h>
+
+#pragma pack(1)
+
+enum bfi_rport_h2i_msgs {
+	BFI_RPORT_H2I_CREATE_REQ = 1,
+	BFI_RPORT_H2I_DELETE_REQ = 2,
+	BFI_RPORT_H2I_SET_SPEED_REQ  = 3,
+};
+
+enum bfi_rport_i2h_msgs {
+	BFI_RPORT_I2H_CREATE_RSP = BFA_I2HM(1),
+	BFI_RPORT_I2H_DELETE_RSP = BFA_I2HM(2),
+	BFI_RPORT_I2H_QOS_SCN    = BFA_I2HM(3),
+};
+
+struct bfi_rport_create_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host rport handle		*/
+	u16        max_frmsz;	/*  max rcv pdu size		*/
+	u32        pid       : 24,	/*  remote port ID		*/
+			lp_tag    : 8;	/*  local port tag		*/
+	u32        local_pid : 24,	/*  local port ID		*/
+			cisc      : 8;
+	u8         fc_class;	/*  supported FC classes	*/
+	u8         vf_en;		/*  virtual fabric enable	*/
+	u16        vf_id;		/*  virtual fabric ID		*/
+};
+
+struct bfi_rport_create_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u8         status;		/*  rport creation status	*/
+	u8         rsvd[3];
+	u16        bfa_handle;	/*  host rport handle		*/
+	u16        fw_handle;	/*  firmware rport handle	*/
+	struct bfa_rport_qos_attr_s qos_attr;  /* QoS Attributes */
+};
+
+struct bfa_rport_speed_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u16        fw_handle;	/*  firmware rport handle	*/
+	u8		speed;		/*! rport's speed via RPSC  */
+	u8		rsvd;
+};
+
+struct bfi_rport_delete_req_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u16        fw_handle;	/*  firmware rport handle	*/
+	u16        rsvd;
+};
+
+struct bfi_rport_delete_rsp_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host rport handle		*/
+	u8         status;		/*  rport deletion status	*/
+	u8         rsvd;
+};
+
+struct bfi_rport_qos_scn_s {
+	struct bfi_mhdr_s  mh;		/*  common msg header		*/
+	u16        bfa_handle;	/*  host rport handle		*/
+	u16        rsvd;
+	struct bfa_rport_qos_attr_s old_qos_attr;  /* Old QoS Attributes */
+	struct bfa_rport_qos_attr_s new_qos_attr;  /* New QoS Attributes */
+};
+
+union bfi_rport_h2i_msg_u {
+	struct bfi_msg_s 		*msg;
+	struct bfi_rport_create_req_s	*create_req;
+	struct bfi_rport_delete_req_s	*delete_req;
+	struct bfi_rport_speed_req_s	*speed_req;
+};
+
+union bfi_rport_i2h_msg_u {
+	struct bfi_msg_s 		*msg;
+	struct bfi_rport_create_rsp_s	*create_rsp;
+	struct bfi_rport_delete_rsp_s	*delete_rsp;
+	struct bfi_rport_qos_scn_s	*qos_scn_evt;
+};
+
+#pragma pack()
+
+#endif /* __BFI_RPORT_H__ */
+
diff --git a/drivers/scsi/bfa/include/bfi/bfi_uf.h b/drivers/scsi/bfa/include/bfi/bfi_uf.h
new file mode 100644
index 000000000000..f328a9e7e622
--- /dev/null
+++ b/drivers/scsi/bfa/include/bfi/bfi_uf.h
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFI_UF_H__
+#define __BFI_UF_H__
+
+#include "bfi.h"
+
+#pragma pack(1)
+
+enum bfi_uf_h2i {
+	BFI_UF_H2I_BUF_POST = 1,
+};
+
+enum bfi_uf_i2h {
+	BFI_UF_I2H_FRM_RCVD = BFA_I2HM(1),
+};
+
+#define BFA_UF_MAX_SGES	2
+
+struct bfi_uf_buf_post_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		*/
+	u16        buf_tag;	/*  buffer tag			*/
+	u16        buf_len;	/*  total buffer length	*/
+	struct bfi_sge_s   sge[BFA_UF_MAX_SGES]; /*  buffer DMA SGEs	*/
+};
+
+struct bfi_uf_frm_rcvd_s {
+	struct bfi_mhdr_s  mh;		/*  Common msg header		*/
+	u16        buf_tag;	/*  buffer tag			*/
+	u16        rsvd;
+	u16        frm_len;	/*  received frame length 	*/
+	u16        xfr_len;	/*  tranferred length		*/
+};
+
+#pragma pack()
+
+#endif /* __BFI_UF_H__ */
diff --git a/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h b/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h
new file mode 100644
index 000000000000..43ba7064e81a
--- /dev/null
+++ b/drivers/scsi/bfa/include/cna/bfa_cna_trcmod.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_cna_trcmod.h CNA trace modules
+ */
+
+#ifndef __BFA_CNA_TRCMOD_H__
+#define __BFA_CNA_TRCMOD_H__
+
+#include <cs/bfa_trc.h>
+
+/*
+ * !!! Only append to the enums defined here to avoid any versioning
+ * !!! needed between trace utility and driver version
+ */
+enum {
+	BFA_TRC_CNA_CEE		= 1,
+	BFA_TRC_CNA_PORT	= 2,
+};
+
+#endif /* __BFA_CNA_TRCMOD_H__ */
diff --git a/drivers/scsi/bfa/include/cna/cee/bfa_cee.h b/drivers/scsi/bfa/include/cna/cee/bfa_cee.h
new file mode 100644
index 000000000000..77f297f68046
--- /dev/null
+++ b/drivers/scsi/bfa/include/cna/cee/bfa_cee.h
@@ -0,0 +1,77 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_CEE_H__
+#define __BFA_CEE_H__
+
+#include <defs/bfa_defs_cee.h>
+#include <bfa_ioc.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+
+typedef void (*bfa_cee_get_attr_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_cee_get_stats_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_cee_reset_stats_cbfn_t) (void *dev, bfa_status_t status);
+typedef void (*bfa_cee_hbfail_cbfn_t) (void *dev, bfa_status_t status);
+
+struct bfa_cee_cbfn_s {
+	bfa_cee_get_attr_cbfn_t    get_attr_cbfn;
+	void *get_attr_cbarg;
+	bfa_cee_get_stats_cbfn_t   get_stats_cbfn;
+	void *get_stats_cbarg;
+	bfa_cee_reset_stats_cbfn_t reset_stats_cbfn;
+	void *reset_stats_cbarg;
+};
+
+struct bfa_cee_s {
+	void *dev;
+	bfa_boolean_t get_attr_pending;
+	bfa_boolean_t get_stats_pending;
+	bfa_boolean_t reset_stats_pending;
+	bfa_status_t get_attr_status;
+	bfa_status_t get_stats_status;
+	bfa_status_t reset_stats_status;
+	struct bfa_cee_cbfn_s cbfn;
+	struct bfa_ioc_hbfail_notify_s hbfail;
+	struct bfa_trc_mod_s *trcmod;
+	struct bfa_log_mod_s *logmod;
+	struct bfa_cee_attr_s *attr;
+	struct bfa_cee_stats_s *stats;
+	struct bfa_dma_s attr_dma;
+	struct bfa_dma_s stats_dma;
+	struct bfa_ioc_s *ioc;
+	struct bfa_mbox_cmd_s get_cfg_mb;
+	struct bfa_mbox_cmd_s get_stats_mb;
+	struct bfa_mbox_cmd_s reset_stats_mb;
+};
+
+u32 bfa_cee_meminfo(void);
+void bfa_cee_mem_claim(struct bfa_cee_s *cee, u8 *dma_kva,
+			 u64 dma_pa);
+void bfa_cee_attach(struct bfa_cee_s *cee, struct bfa_ioc_s *ioc, void *dev,
+			struct bfa_trc_mod_s *trcmod,
+			struct bfa_log_mod_s *logmod);
+void bfa_cee_detach(struct bfa_cee_s *cee);
+bfa_status_t bfa_cee_get_attr(struct bfa_cee_s *cee,
+			 struct bfa_cee_attr_s *attr,
+			bfa_cee_get_attr_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_cee_get_stats(struct bfa_cee_s *cee,
+			struct bfa_cee_stats_s *stats,
+			bfa_cee_get_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t bfa_cee_reset_stats(struct bfa_cee_s *cee,
+			bfa_cee_reset_stats_cbfn_t cbfn, void *cbarg);
+#endif /* __BFA_CEE_H__ */
diff --git a/drivers/scsi/bfa/include/cna/port/bfa_port.h b/drivers/scsi/bfa/include/cna/port/bfa_port.h
new file mode 100644
index 000000000000..7cbf17d3141b
--- /dev/null
+++ b/drivers/scsi/bfa/include/cna/port/bfa_port.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_PORT_H__
+#define __BFA_PORT_H__
+
+#include <defs/bfa_defs_port.h>
+#include <bfa_ioc.h>
+#include <cs/bfa_trc.h>
+#include <cs/bfa_log.h>
+
+typedef void    (*bfa_port_stats_cbfn_t) (void *dev, bfa_status_t status);
+typedef void    (*bfa_port_endis_cbfn_t) (void *dev, bfa_status_t status);
+
+struct bfa_port_s {
+	void           *dev;
+	struct bfa_ioc_s *ioc;
+	struct bfa_trc_mod_s *trcmod;
+	struct bfa_log_mod_s *logmod;
+	u32        msgtag;
+	bfa_boolean_t   stats_busy;
+	struct bfa_mbox_cmd_s stats_mb;
+	bfa_port_stats_cbfn_t stats_cbfn;
+	void           *stats_cbarg;
+	bfa_status_t    stats_status;
+	union bfa_pport_stats_u *stats;
+	struct bfa_dma_s stats_dma;
+	bfa_boolean_t   endis_pending;
+	struct bfa_mbox_cmd_s endis_mb;
+	bfa_port_endis_cbfn_t endis_cbfn;
+	void           *endis_cbarg;
+	bfa_status_t    endis_status;
+	struct bfa_ioc_hbfail_notify_s hbfail;
+};
+
+void            bfa_port_attach(struct bfa_port_s *port, struct bfa_ioc_s *ioc,
+				void *dev, struct bfa_trc_mod_s *trcmod,
+				struct bfa_log_mod_s *logmod);
+void            bfa_port_detach(struct bfa_port_s *port);
+void            bfa_port_hbfail(void *arg);
+
+bfa_status_t    bfa_port_get_stats(struct bfa_port_s *port,
+				   union bfa_pport_stats_u *stats,
+				   bfa_port_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t    bfa_port_clear_stats(struct bfa_port_s *port,
+				     bfa_port_stats_cbfn_t cbfn, void *cbarg);
+bfa_status_t    bfa_port_enable(struct bfa_port_s *port,
+				bfa_port_endis_cbfn_t cbfn, void *cbarg);
+bfa_status_t    bfa_port_disable(struct bfa_port_s *port,
+				 bfa_port_endis_cbfn_t cbfn, void *cbarg);
+u32        bfa_port_meminfo(void);
+void            bfa_port_mem_claim(struct bfa_port_s *port, u8 *dma_kva,
+				   u64 dma_pa);
+
+#endif /* __BFA_PORT_H__ */
diff --git a/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h b/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h
new file mode 100644
index 000000000000..1563ee512218
--- /dev/null
+++ b/drivers/scsi/bfa/include/cna/pstats/ethport_defs.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved.
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __ETHPORT_DEFS_H__
+#define __ETHPORT_DEFS_H__
+
+struct bnad_drv_stats {
+	u64 netif_queue_stop;
+	u64 netif_queue_wakeup;
+	u64 tso4;
+	u64 tso6;
+	u64 tso_err;
+	u64 tcpcsum_offload;
+	u64 udpcsum_offload;
+	u64 csum_help;
+	u64 csum_help_err;
+
+	u64 hw_stats_updates;
+	u64 netif_rx_schedule;
+	u64 netif_rx_complete;
+	u64 netif_rx_dropped;
+};
+#endif
diff --git a/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h b/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h
new file mode 100644
index 000000000000..eb7548030d0f
--- /dev/null
+++ b/drivers/scsi/bfa/include/cna/pstats/phyport_defs.h
@@ -0,0 +1,218 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved.
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __PHYPORT_DEFS_H__
+#define __PHYPORT_DEFS_H__
+
+#define BNA_TXF_ID_MAX  	64
+#define BNA_RXF_ID_MAX  	64
+
+/*
+ * Statistics
+ */
+
+/*
+ * TxF Frame Statistics
+ */
+struct bna_stats_txf {
+	u64        ucast_octets;
+	u64        ucast;
+	u64        ucast_vlan;
+
+	u64        mcast_octets;
+	u64        mcast;
+	u64        mcast_vlan;
+
+	u64        bcast_octets;
+	u64        bcast;
+	u64        bcast_vlan;
+
+	u64        errors;
+	u64        filter_vlan;	/* frames filtered due to VLAN */
+	u64        filter_mac_sa;	/* frames filtered due to SA check */
+};
+
+/*
+ * RxF Frame Statistics
+ */
+struct bna_stats_rxf {
+	u64        ucast_octets;
+	u64        ucast;
+	u64        ucast_vlan;
+
+	u64        mcast_octets;
+	u64        mcast;
+	u64        mcast_vlan;
+
+	u64        bcast_octets;
+	u64        bcast;
+	u64        bcast_vlan;
+	u64        frame_drops;
+};
+
+/*
+ * FC Tx Frame Statistics
+ */
+struct bna_stats_fc_tx {
+	u64        txf_ucast_octets;
+	u64        txf_ucast;
+	u64        txf_ucast_vlan;
+
+	u64        txf_mcast_octets;
+	u64        txf_mcast;
+	u64        txf_mcast_vlan;
+
+	u64        txf_bcast_octets;
+	u64        txf_bcast;
+	u64        txf_bcast_vlan;
+
+	u64        txf_parity_errors;
+	u64        txf_timeout;
+	u64        txf_fid_parity_errors;
+};
+
+/*
+ * FC Rx Frame Statistics
+ */
+struct bna_stats_fc_rx {
+	u64        rxf_ucast_octets;
+	u64        rxf_ucast;
+	u64        rxf_ucast_vlan;
+
+	u64        rxf_mcast_octets;
+	u64        rxf_mcast;
+	u64        rxf_mcast_vlan;
+
+	u64        rxf_bcast_octets;
+	u64        rxf_bcast;
+	u64        rxf_bcast_vlan;
+};
+
+/*
+ * RAD Frame Statistics
+ */
+struct cna_stats_rad {
+	u64        rx_frames;
+	u64        rx_octets;
+	u64        rx_vlan_frames;
+
+	u64        rx_ucast;
+	u64        rx_ucast_octets;
+	u64        rx_ucast_vlan;
+
+	u64        rx_mcast;
+	u64        rx_mcast_octets;
+	u64        rx_mcast_vlan;
+
+	u64        rx_bcast;
+	u64        rx_bcast_octets;
+	u64        rx_bcast_vlan;
+
+	u64        rx_drops;
+};
+
+/*
+ * BPC Tx Registers
+ */
+struct cna_stats_bpc_tx {
+	u64        tx_pause[8];
+	u64        tx_zero_pause[8];	/*  Pause cancellation */
+	u64        tx_first_pause[8];	/*  Pause initiation rather
+						 *than retention */
+};
+
+/*
+ * BPC Rx Registers
+ */
+struct cna_stats_bpc_rx {
+	u64        rx_pause[8];
+	u64        rx_zero_pause[8];	/*  Pause cancellation */
+	u64        rx_first_pause[8];	/*  Pause initiation rather
+						 *than retention */
+};
+
+/*
+ * MAC Rx Statistics
+ */
+struct cna_stats_mac_rx {
+	u64        frame_64;	/* both rx and tx counter */
+	u64        frame_65_127;	/* both rx and tx counter */
+	u64        frame_128_255;	/* both rx and tx counter */
+	u64        frame_256_511;	/* both rx and tx counter */
+	u64        frame_512_1023;	/* both rx and tx counter */
+	u64        frame_1024_1518;	/* both rx and tx counter */
+	u64        frame_1518_1522;	/* both rx and tx counter */
+	u64        rx_bytes;
+	u64        rx_packets;
+	u64        rx_fcs_error;
+	u64        rx_multicast;
+	u64        rx_broadcast;
+	u64        rx_control_frames;
+	u64        rx_pause;
+	u64        rx_unknown_opcode;
+	u64        rx_alignment_error;
+	u64        rx_frame_length_error;
+	u64        rx_code_error;
+	u64        rx_carrier_sense_error;
+	u64        rx_undersize;
+	u64        rx_oversize;
+	u64        rx_fragments;
+	u64        rx_jabber;
+	u64        rx_drop;
+};
+
+/*
+ * MAC Tx Statistics
+ */
+struct cna_stats_mac_tx {
+	u64        tx_bytes;
+	u64        tx_packets;
+	u64        tx_multicast;
+	u64        tx_broadcast;
+	u64        tx_pause;
+	u64        tx_deferral;
+	u64        tx_excessive_deferral;
+	u64        tx_single_collision;
+	u64        tx_muliple_collision;
+	u64        tx_late_collision;
+	u64        tx_excessive_collision;
+	u64        tx_total_collision;
+	u64        tx_pause_honored;
+	u64        tx_drop;
+	u64        tx_jabber;
+	u64        tx_fcs_error;
+	u64        tx_control_frame;
+	u64        tx_oversize;
+	u64        tx_undersize;
+	u64        tx_fragments;
+};
+
+/*
+ * Complete statistics
+ */
+struct bna_stats {
+	struct cna_stats_mac_rx mac_rx_stats;
+	struct cna_stats_bpc_rx bpc_rx_stats;
+	struct cna_stats_rad rad_stats;
+	struct bna_stats_fc_rx fc_rx_stats;
+	struct cna_stats_mac_tx mac_tx_stats;
+	struct cna_stats_bpc_tx bpc_tx_stats;
+	struct bna_stats_fc_tx fc_tx_stats;
+	struct bna_stats_rxf rxf_stats[BNA_TXF_ID_MAX];
+	struct bna_stats_txf txf_stats[BNA_RXF_ID_MAX];
+};
+
+#endif
diff --git a/drivers/scsi/bfa/include/cs/bfa_checksum.h b/drivers/scsi/bfa/include/cs/bfa_checksum.h
new file mode 100644
index 000000000000..af8c1d533ba8
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_checksum.h
@@ -0,0 +1,60 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_checksum.h BFA checksum utilities
+ */
+
+#ifndef __BFA_CHECKSUM_H__
+#define __BFA_CHECKSUM_H__
+
+static inline u32
+bfa_checksum_u32(u32 *buf, int sz)
+{
+	int		i, m = sz >> 2;
+	u32	sum = 0;
+
+	for (i = 0; i < m; i++)
+		sum ^= buf[i];
+
+	return (sum);
+}
+
+static inline u16
+bfa_checksum_u16(u16 *buf, int sz)
+{
+	int             i, m = sz >> 1;
+	u16        sum = 0;
+
+	for (i = 0; i < m; i++)
+		sum ^= buf[i];
+
+	return (sum);
+}
+
+static inline u8
+bfa_checksum_u8(u8 *buf, int sz)
+{
+	int             i;
+	u8         sum = 0;
+
+	for (i = 0; i < sz; i++)
+		sum ^= buf[i];
+
+	return (sum);
+}
+#endif
diff --git a/drivers/scsi/bfa/include/cs/bfa_debug.h b/drivers/scsi/bfa/include/cs/bfa_debug.h
new file mode 100644
index 000000000000..441be86b1b0f
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_debug.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_debug.h BFA debug interfaces
+ */
+
+#ifndef __BFA_DEBUG_H__
+#define __BFA_DEBUG_H__
+
+#define bfa_assert(__cond)	do {					\
+	if (!(__cond)) 							\
+		bfa_panic(__LINE__, __FILE__, #__cond);      \
+} while (0)
+
+#define bfa_sm_fault(__mod, __event)	do {				\
+	bfa_sm_panic((__mod)->logm, __LINE__, __FILE__, __event);      \
+} while (0)
+
+#ifndef BFA_PERF_BUILD
+#define bfa_assert_fp(__cond)	bfa_assert(__cond)
+#else
+#define bfa_assert_fp(__cond)
+#endif
+
+struct bfa_log_mod_s;
+void bfa_panic(int line, char *file, char *panicstr);
+void bfa_sm_panic(struct bfa_log_mod_s *logm, int line, char *file, int event);
+
+#endif /* __BFA_DEBUG_H__ */
diff --git a/drivers/scsi/bfa/include/cs/bfa_log.h b/drivers/scsi/bfa/include/cs/bfa_log.h
new file mode 100644
index 000000000000..761cbe22130a
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_log.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_log.h BFA log library data structure and function definition
+ */
+
+#ifndef __BFA_LOG_H__
+#define __BFA_LOG_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_aen.h>
+
+/*
+ * BFA log module definition
+ *
+ * To create a new module id:
+ * Add a #define at the end of the list below. Select a value for your
+ * definition so that it is one (1) greater than the previous
+ * definition. Modify the definition of BFA_LOG_MODULE_ID_MAX to become
+ * your new definition.
+ * Should have no gaps in between the values because this is used in arrays.
+ * IMPORTANT: AEN_IDs must be at the begining, otherwise update bfa_defs_aen.h
+ */
+
+enum bfa_log_module_id {
+	BFA_LOG_UNUSED_ID	= 0,
+
+	/* AEN defs begin */
+	BFA_LOG_AEN_MIN		= BFA_LOG_UNUSED_ID,
+
+	BFA_LOG_AEN_ID_ADAPTER 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ADAPTER,/* 1 */
+	BFA_LOG_AEN_ID_PORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_PORT,	/* 2 */
+	BFA_LOG_AEN_ID_LPORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_LPORT,	/* 3 */
+	BFA_LOG_AEN_ID_RPORT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_RPORT,	/* 4 */
+	BFA_LOG_AEN_ID_ITNIM 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ITNIM,	/* 5 */
+	BFA_LOG_AEN_ID_TIN 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_TIN,	/* 6 */
+	BFA_LOG_AEN_ID_IPFC 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_IPFC,	/* 7 */
+	BFA_LOG_AEN_ID_AUDIT 	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_AUDIT,	/* 8 */
+	BFA_LOG_AEN_ID_IOC	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_IOC,	/* 9 */
+	BFA_LOG_AEN_ID_ETHPORT	= BFA_LOG_AEN_MIN + BFA_AEN_CAT_ETHPORT,/* 10 */
+
+	BFA_LOG_AEN_MAX		= BFA_LOG_AEN_ID_ETHPORT,
+	/* AEN defs end */
+
+	BFA_LOG_MODULE_ID_MIN	= BFA_LOG_AEN_MAX,
+
+	BFA_LOG_FW_ID		= BFA_LOG_MODULE_ID_MIN + 1,
+	BFA_LOG_HAL_ID		= BFA_LOG_MODULE_ID_MIN + 2,
+	BFA_LOG_FCS_ID		= BFA_LOG_MODULE_ID_MIN + 3,
+	BFA_LOG_WDRV_ID		= BFA_LOG_MODULE_ID_MIN + 4,
+	BFA_LOG_LINUX_ID	= BFA_LOG_MODULE_ID_MIN + 5,
+	BFA_LOG_SOLARIS_ID	= BFA_LOG_MODULE_ID_MIN + 6,
+
+	BFA_LOG_MODULE_ID_MAX 	= BFA_LOG_SOLARIS_ID,
+
+	/* Not part of any arrays */
+	BFA_LOG_MODULE_ID_ALL 	= BFA_LOG_MODULE_ID_MAX + 1,
+	BFA_LOG_AEN_ALL 	= BFA_LOG_MODULE_ID_MAX + 2,
+	BFA_LOG_DRV_ALL		= BFA_LOG_MODULE_ID_MAX + 3,
+};
+
+/*
+ * BFA log catalog name
+ */
+#define BFA_LOG_CAT_NAME	"BFA"
+
+/*
+ * bfa log severity values
+ */
+enum bfa_log_severity {
+	BFA_LOG_INVALID = 0,
+	BFA_LOG_CRITICAL = 1,
+	BFA_LOG_ERROR = 2,
+	BFA_LOG_WARNING = 3,
+	BFA_LOG_INFO = 4,
+	BFA_LOG_NONE = 5,
+	BFA_LOG_LEVEL_MAX = BFA_LOG_NONE
+};
+
+#define BFA_LOG_MODID_OFFSET		16
+
+
+struct bfa_log_msgdef_s {
+	u32	msg_id;		/*  message id */
+	int		attributes;	/*  attributes */
+	int		severity;	/*  severity level */
+	char		*msg_value;
+					/*  msg string */
+	char		*message;
+					/*  msg format string */
+	int		arg_type;	/*  argument type */
+	int		arg_num;	/*  number of argument */
+};
+
+/*
+ * supported argument type
+ */
+enum bfa_log_arg_type {
+	BFA_LOG_S = 0,		/*  string */
+	BFA_LOG_D,		/*  decimal */
+	BFA_LOG_I,		/*  integer */
+	BFA_LOG_O,		/*  oct number */
+	BFA_LOG_U,		/*  unsigned integer */
+	BFA_LOG_X,		/*  hex number */
+	BFA_LOG_F,		/*  floating */
+	BFA_LOG_C,		/*  character */
+	BFA_LOG_L,		/*  double */
+	BFA_LOG_P		/*  pointer */
+};
+
+#define BFA_LOG_ARG_TYPE	2
+#define BFA_LOG_ARG0		(0 * BFA_LOG_ARG_TYPE)
+#define BFA_LOG_ARG1		(1 * BFA_LOG_ARG_TYPE)
+#define BFA_LOG_ARG2		(2 * BFA_LOG_ARG_TYPE)
+#define BFA_LOG_ARG3		(3 * BFA_LOG_ARG_TYPE)
+
+#define BFA_LOG_GET_MOD_ID(msgid) ((msgid >> BFA_LOG_MODID_OFFSET) & 0xff)
+#define BFA_LOG_GET_MSG_IDX(msgid) (msgid & 0xffff)
+#define BFA_LOG_GET_MSG_ID(msgdef) ((msgdef)->msg_id)
+#define BFA_LOG_GET_MSG_FMT_STRING(msgdef) ((msgdef)->message)
+#define BFA_LOG_GET_SEVERITY(msgdef) ((msgdef)->severity)
+
+/*
+ * Event attributes
+ */
+#define BFA_LOG_ATTR_NONE	0
+#define BFA_LOG_ATTR_AUDIT	1
+#define BFA_LOG_ATTR_LOG	2
+#define BFA_LOG_ATTR_FFDC	4
+
+#define BFA_LOG_CREATE_ID(msw, lsw) \
+	(((u32)msw << BFA_LOG_MODID_OFFSET) | lsw)
+
+struct bfa_log_mod_s;
+
+/**
+ * callback function
+ */
+typedef void (*bfa_log_cb_t)(struct bfa_log_mod_s *log_mod, u32 msg_id,
+			const char *format, ...);
+
+
+struct bfa_log_mod_s {
+	char		instance_info[16];	/*  instance info */
+	int		log_level[BFA_LOG_MODULE_ID_MAX + 1];
+						/*  log level for modules */
+	bfa_log_cb_t	cbfn; 			/*  callback function */
+};
+
+extern int bfa_log_init(struct bfa_log_mod_s *log_mod,
+			char *instance_name, bfa_log_cb_t cbfn);
+extern int bfa_log(struct bfa_log_mod_s *log_mod, u32 msg_id, ...);
+extern bfa_status_t bfa_log_set_level(struct bfa_log_mod_s *log_mod,
+			int mod_id, enum bfa_log_severity log_level);
+extern bfa_status_t bfa_log_set_level_all(struct bfa_log_mod_s *log_mod,
+			enum bfa_log_severity log_level);
+extern bfa_status_t bfa_log_set_level_aen(struct bfa_log_mod_s *log_mod,
+			enum bfa_log_severity log_level);
+extern enum bfa_log_severity bfa_log_get_level(struct bfa_log_mod_s *log_mod,
+			int mod_id);
+extern enum bfa_log_severity bfa_log_get_msg_level(
+			struct bfa_log_mod_s *log_mod, u32 msg_id);
+/*
+ * array of messages generated from xml files
+ */
+extern struct bfa_log_msgdef_s bfa_log_msg_array[];
+
+#endif
diff --git a/drivers/scsi/bfa/include/cs/bfa_perf.h b/drivers/scsi/bfa/include/cs/bfa_perf.h
new file mode 100644
index 000000000000..45aa5f978ff5
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_perf.h
@@ -0,0 +1,34 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFAD_PERF_H__
+#define __BFAD_PERF_H__
+
+#ifdef BFAD_PERF_BUILD
+
+#undef bfa_trc
+#undef bfa_trc32
+#undef bfa_assert
+#undef BFA_TRC_FILE
+
+#define bfa_trc(_trcp, _data)
+#define bfa_trc32(_trcp, _data)
+#define bfa_assert(__cond)
+#define BFA_TRC_FILE(__mod, __submod)
+
+#endif
+
+#endif /* __BFAD_PERF_H__ */
diff --git a/drivers/scsi/bfa/include/cs/bfa_plog.h b/drivers/scsi/bfa/include/cs/bfa_plog.h
new file mode 100644
index 000000000000..670f86e5fc6e
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_plog.h
@@ -0,0 +1,162 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_PORTLOG_H__
+#define __BFA_PORTLOG_H__
+
+#include "protocol/fc.h"
+#include <defs/bfa_defs_types.h>
+
+#define BFA_PL_NLOG_ENTS 256
+#define BFA_PL_LOG_REC_INCR(_x) ((_x)++, (_x) %= BFA_PL_NLOG_ENTS)
+
+#define BFA_PL_STRING_LOG_SZ   32   /* number of chars in string log */
+#define BFA_PL_INT_LOG_SZ      8    /* number of integers in the integer log */
+
+enum bfa_plog_log_type {
+	BFA_PL_LOG_TYPE_INVALID = 0,
+	BFA_PL_LOG_TYPE_INT 	= 1,
+	BFA_PL_LOG_TYPE_STRING 	= 2,
+};
+
+/*
+ * the (fixed size) record format for each entry in the portlog
+ */
+struct bfa_plog_rec_s {
+	u32        tv;	/* Filled by the portlog driver when the *
+				 * entry is added to the circular log.   */
+	u8         port;	/* Source port that logged this entry. CM
+				 * entities will use 0xFF */
+	u8         mid;	/* Integer value to be used by all entities *
+				 * while logging. The module id to string   *
+				 * conversion will be done by BFAL. See
+				 * enum bfa_plog_mid */
+	u8         eid;	/* indicates Rx, Tx, IOCTL, etc. See
+				 * enum bfa_plog_eid */
+	u8         log_type; /* indicates string log or integer log.
+				   * see bfa_plog_log_type_t */
+	u8         log_num_ints;
+	/*
+	 * interpreted only if log_type is INT_LOG. indicates number of
+	 * integers in the int_log[] (0-PL_INT_LOG_SZ).
+	 */
+	u8         rsvd;
+	u16        misc;	/* can be used to indicate fc frame length,
+				 *etc.. */
+	union {
+		char            string_log[BFA_PL_STRING_LOG_SZ];
+		u32        int_log[BFA_PL_INT_LOG_SZ];
+	} log_entry;
+
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their module id. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ *  - Always add new entries at the end
+ *  - define corresponding string in BFAL
+ *  - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_mid {
+	BFA_PL_MID_INVALID 	= 0,
+	BFA_PL_MID_DEBUG 	= 1,
+	BFA_PL_MID_DRVR 	= 2,
+	BFA_PL_MID_HAL 		= 3,
+	BFA_PL_MID_HAL_FCXP 	= 4,
+	BFA_PL_MID_HAL_UF 	= 5,
+	BFA_PL_MID_FCS 		= 6,
+	BFA_PL_MID_MAX 		= 7
+};
+
+#define BFA_PL_MID_STRLEN    8
+struct bfa_plog_mid_strings_s {
+	char            m_str[BFA_PL_MID_STRLEN];
+};
+
+/*
+ * the following #defines will be used by the logging entities to indicate
+ * their event type. BFAL will convert the integer value to string format
+ *
+* process to be used while changing the following #defines:
+ *  - Always add new entries at the end
+ *  - define corresponding string in BFAL
+ *  - Do not remove any entry or rearrange the order.
+ */
+enum bfa_plog_eid {
+	BFA_PL_EID_INVALID 		= 0,
+	BFA_PL_EID_IOC_DISABLE 		= 1,
+	BFA_PL_EID_IOC_ENABLE 		= 2,
+	BFA_PL_EID_PORT_DISABLE 	= 3,
+	BFA_PL_EID_PORT_ENABLE 		= 4,
+	BFA_PL_EID_PORT_ST_CHANGE 	= 5,
+	BFA_PL_EID_TX 			= 6,
+	BFA_PL_EID_TX_ACK1 		= 7,
+	BFA_PL_EID_TX_RJT 		= 8,
+	BFA_PL_EID_TX_BSY 		= 9,
+	BFA_PL_EID_RX 			= 10,
+	BFA_PL_EID_RX_ACK1 		= 11,
+	BFA_PL_EID_RX_RJT 		= 12,
+	BFA_PL_EID_RX_BSY 		= 13,
+	BFA_PL_EID_CT_IN 		= 14,
+	BFA_PL_EID_CT_OUT 		= 15,
+	BFA_PL_EID_DRIVER_START 	= 16,
+	BFA_PL_EID_RSCN 		= 17,
+	BFA_PL_EID_DEBUG 		= 18,
+	BFA_PL_EID_MISC 		= 19,
+	BFA_PL_EID_MAX 			= 20
+};
+
+#define BFA_PL_ENAME_STRLEN    	8
+struct bfa_plog_eid_strings_s {
+	char            e_str[BFA_PL_ENAME_STRLEN];
+};
+
+#define BFA_PL_SIG_LEN	8
+#define BFA_PL_SIG_STR  "12pl123"
+
+/*
+ * per port circular log buffer
+ */
+struct bfa_plog_s {
+	char            plog_sig[BFA_PL_SIG_LEN];	/* Start signature */
+	u8         plog_enabled;
+	u8         rsvd[7];
+	u32        ticks;
+	u16        head;
+	u16        tail;
+	struct bfa_plog_rec_s  plog_recs[BFA_PL_NLOG_ENTS];
+};
+
+void bfa_plog_init(struct bfa_plog_s *plog);
+void bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+			enum bfa_plog_eid event, u16 misc, char *log_str);
+void bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+			enum bfa_plog_eid event, u16 misc,
+			u32 *intarr, u32 num_ints);
+void bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+			enum bfa_plog_eid event, u16 misc,
+			struct fchs_s *fchdr);
+void bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+			enum bfa_plog_eid event, u16 misc,
+			struct fchs_s *fchdr, u32 pld_w0);
+void bfa_plog_clear(struct bfa_plog_s *plog);
+void bfa_plog_enable(struct bfa_plog_s *plog);
+void bfa_plog_disable(struct bfa_plog_s *plog);
+bfa_boolean_t	bfa_plog_get_setting(struct bfa_plog_s *plog);
+
+#endif /* __BFA_PORTLOG_H__ */
diff --git a/drivers/scsi/bfa/include/cs/bfa_q.h b/drivers/scsi/bfa/include/cs/bfa_q.h
new file mode 100644
index 000000000000..ea895facedbc
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_q.h
@@ -0,0 +1,81 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_q.h Circular queue definitions.
+ */
+
+#ifndef __BFA_Q_H__
+#define __BFA_Q_H__
+
+#define bfa_q_first(_q) ((void *)(((struct list_head *) (_q))->next))
+#define bfa_q_next(_qe)	(((struct list_head *) (_qe))->next)
+#define bfa_q_prev(_qe) (((struct list_head *) (_qe))->prev)
+
+/*
+ * bfa_q_qe_init - to initialize a queue element
+ */
+#define bfa_q_qe_init(_qe) {						\
+	bfa_q_next(_qe) = (struct list_head *) NULL;			\
+	bfa_q_prev(_qe) = (struct list_head *) NULL;			\
+}
+
+/*
+ * bfa_q_deq - dequeue an element from head of the queue
+ */
+#define bfa_q_deq(_q, _qe) {						\
+	if (!list_empty(_q)) {					\
+		(*((struct list_head **) (_qe))) = bfa_q_next(_q);	\
+		bfa_q_prev(bfa_q_next(*((struct list_head **) _qe))) =	\
+						(struct list_head *) (_q); \
+		bfa_q_next(_q) = bfa_q_next(*((struct list_head **) _qe)); \
+		BFA_Q_DBG_INIT(*((struct list_head **) _qe));		\
+	} else {							\
+		*((struct list_head **) (_qe)) = (struct list_head *) NULL; \
+	}								\
+}
+
+/*
+ * bfa_q_deq_tail - dequeue an element from tail of the queue
+ */
+#define bfa_q_deq_tail(_q, _qe) {					    \
+	if (!list_empty(_q)) {					            \
+		*((struct list_head **) (_qe)) = bfa_q_prev(_q);	    \
+		bfa_q_next(bfa_q_prev(*((struct list_head **) _qe))) = 	    \
+						(struct list_head *) (_q);  \
+		bfa_q_prev(_q) = bfa_q_prev(*(struct list_head **) _qe);    \
+		BFA_Q_DBG_INIT(*((struct list_head **) _qe));		    \
+	} else {							    \
+		*((struct list_head **) (_qe)) = (struct list_head *) NULL; \
+	}								    \
+}
+
+/*
+ * #ifdef BFA_DEBUG (Using bfa_assert to check for debug_build is not
+ * consistent across modules)
+ */
+#ifndef BFA_PERF_BUILD
+#define BFA_Q_DBG_INIT(_qe)	bfa_q_qe_init(_qe)
+#else
+#define BFA_Q_DBG_INIT(_qe)
+#endif
+
+#define bfa_q_is_on_q(_q, _qe)		\
+	bfa_q_is_on_q_func(_q, (struct list_head *)(_qe))
+extern int bfa_q_is_on_q_func(struct list_head *q, struct list_head *qe);
+
+#endif
diff --git a/drivers/scsi/bfa/include/cs/bfa_sm.h b/drivers/scsi/bfa/include/cs/bfa_sm.h
new file mode 100644
index 000000000000..9877066680a6
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_sm.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfasm.h State machine defines
+ */
+
+#ifndef __BFA_SM_H__
+#define __BFA_SM_H__
+
+typedef void (*bfa_sm_t)(void *sm, int event);
+
+#define bfa_sm_set_state(_sm, _state)	(_sm)->sm = (bfa_sm_t)(_state)
+#define bfa_sm_send_event(_sm, _event)	(_sm)->sm((_sm), (_event))
+#define bfa_sm_get_state(_sm)		((_sm)->sm)
+#define bfa_sm_cmp_state(_sm, _state)	((_sm)->sm == (bfa_sm_t)(_state))
+
+/**
+ * For converting from state machine function to state encoding.
+ */
+struct bfa_sm_table_s {
+	bfa_sm_t	sm;	/*  state machine function	*/
+	int		state;	/*  state machine encoding	*/
+	char		*name;	/*  state name for display	*/
+};
+#define BFA_SM(_sm)	((bfa_sm_t)(_sm))
+
+int bfa_sm_to_state(struct bfa_sm_table_s *smt, bfa_sm_t sm);
+
+/**
+ * State machine with entry actions.
+ */
+typedef void (*bfa_fsm_t)(void *fsm, int event);
+
+/**
+ * oc - object class eg. bfa_ioc
+ * st - state, eg. reset
+ * otype - object type, eg. struct bfa_ioc_s
+ * etype - object type, eg. enum ioc_event
+ */
+#define bfa_fsm_state_decl(oc, st, otype, etype)		\
+	static void oc ## _sm_ ## st(otype * fsm, etype event);      \
+	static void oc ## _sm_ ## st ## _entry(otype * fsm)
+
+#define bfa_fsm_set_state(_fsm, _state) do {	\
+	(_fsm)->fsm = (bfa_fsm_t)(_state);      \
+	_state ## _entry(_fsm);      \
+} while (0)
+
+#define bfa_fsm_send_event(_fsm, _event)	\
+	(_fsm)->fsm((_fsm), (_event))
+#define bfa_fsm_cmp_state(_fsm, _state)		\
+	((_fsm)->fsm == (bfa_fsm_t)(_state))
+
+#endif
diff --git a/drivers/scsi/bfa/include/cs/bfa_trc.h b/drivers/scsi/bfa/include/cs/bfa_trc.h
new file mode 100644
index 000000000000..3e743928c74c
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_trc.h
@@ -0,0 +1,176 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_TRC_H__
+#define __BFA_TRC_H__
+
+#include <bfa_os_inc.h>
+
+#ifndef BFA_TRC_MAX
+#define BFA_TRC_MAX	(4 * 1024)
+#endif
+
+#ifndef BFA_TRC_TS
+#define BFA_TRC_TS(_trcm)	((_trcm)->ticks ++)
+#endif
+
+struct bfa_trc_s {
+#ifdef __BIGENDIAN
+	u16	fileno;
+	u16	line;
+#else
+	u16	line;
+	u16	fileno;
+#endif
+	u32	timestamp;
+	union {
+		struct {
+			u32	rsvd;
+			u32	u32;
+		} u32;
+		u64	u64;
+	} data;
+};
+
+
+struct bfa_trc_mod_s {
+	u32	head;
+	u32	tail;
+	u32	ntrc;
+	u32	stopped;
+	u32	ticks;
+	u32	rsvd[3];
+	struct bfa_trc_s trc[BFA_TRC_MAX];
+};
+
+
+enum {
+	BFA_TRC_FW   = 1,	/*  firmware modules */
+	BFA_TRC_HAL  = 2,	/*  BFA modules */
+	BFA_TRC_FCS  = 3,	/*  BFA FCS modules */
+	BFA_TRC_LDRV = 4,	/*  Linux driver modules */
+	BFA_TRC_SDRV = 5,	/*  Solaris driver modules */
+	BFA_TRC_VDRV = 6,	/*  vmware driver modules */
+	BFA_TRC_WDRV = 7,	/*  windows driver modules */
+	BFA_TRC_AEN  = 8,	/*  AEN module */
+	BFA_TRC_BIOS = 9,	/*  bios driver modules */
+	BFA_TRC_EFI  = 10,	/*  EFI driver modules */
+	BNA_TRC_WDRV = 11,	/*  BNA windows driver modules */
+	BNA_TRC_VDRV = 12,	/*  BNA vmware driver modules */
+	BNA_TRC_SDRV = 13,	/*  BNA Solaris driver modules */
+	BNA_TRC_LDRV = 14,	/*  BNA Linux driver modules */
+	BNA_TRC_HAL  = 15,	/*  BNA modules */
+	BFA_TRC_CNA  = 16,	/*  Common modules */
+	BNA_TRC_IMDRV = 17	/*  BNA windows intermediate driver modules */
+};
+#define BFA_TRC_MOD_SH	10
+#define BFA_TRC_MOD(__mod)	((BFA_TRC_ ## __mod) << BFA_TRC_MOD_SH)
+
+/**
+ * Define a new tracing file (module). Module should match one defined above.
+ */
+#define BFA_TRC_FILE(__mod, __submod)					\
+	static int __trc_fileno = ((BFA_TRC_ ## __mod ## _ ## __submod) | \
+						 BFA_TRC_MOD(__mod))
+
+
+#define bfa_trc32(_trcp, _data)	\
+	__bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data)
+
+
+#ifndef BFA_BOOT_BUILD
+#define bfa_trc(_trcp, _data)	\
+	__bfa_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u64)_data)
+#else
+void bfa_boot_trc(struct bfa_trc_mod_s *trcmod, u16 fileno,
+			u16 line, u32 data);
+#define bfa_trc(_trcp, _data)	\
+	bfa_boot_trc((_trcp)->trcmod, __trc_fileno, __LINE__, (u32)_data)
+#endif
+
+
+static inline void
+bfa_trc_init(struct bfa_trc_mod_s *trcm)
+{
+	trcm->head = trcm->tail = trcm->stopped = 0;
+	trcm->ntrc = BFA_TRC_MAX;
+}
+
+
+static inline void
+bfa_trc_stop(struct bfa_trc_mod_s *trcm)
+{
+	trcm->stopped = 1;
+}
+
+#ifdef FWTRC
+extern void dc_flush(void *data);
+#else
+#define dc_flush(data)
+#endif
+
+
+static inline void
+__bfa_trc(struct bfa_trc_mod_s *trcm, int fileno, int line, u64 data)
+{
+	int		tail = trcm->tail;
+	struct bfa_trc_s 	*trc = &trcm->trc[tail];
+
+	if (trcm->stopped)
+		return;
+
+	trc->fileno = (u16) fileno;
+	trc->line = (u16) line;
+	trc->data.u64 = data;
+	trc->timestamp = BFA_TRC_TS(trcm);
+	dc_flush(trc);
+
+	trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1);
+	if (trcm->tail == trcm->head)
+		trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1);
+	dc_flush(trcm);
+}
+
+
+static inline void
+__bfa_trc32(struct bfa_trc_mod_s *trcm, int fileno, int line, u32 data)
+{
+	int		tail = trcm->tail;
+	struct bfa_trc_s *trc = &trcm->trc[tail];
+
+	if (trcm->stopped)
+		return;
+
+	trc->fileno = (u16) fileno;
+	trc->line = (u16) line;
+	trc->data.u32.u32 = data;
+	trc->timestamp = BFA_TRC_TS(trcm);
+	dc_flush(trc);
+
+	trcm->tail = (trcm->tail + 1) & (BFA_TRC_MAX - 1);
+	if (trcm->tail == trcm->head)
+		trcm->head = (trcm->head + 1) & (BFA_TRC_MAX - 1);
+	dc_flush(trcm);
+}
+
+#ifndef BFA_PERF_BUILD
+#define bfa_trc_fp(_trcp, _data)	bfa_trc(_trcp, _data)
+#else
+#define bfa_trc_fp(_trcp, _data)
+#endif
+
+#endif /* __BFA_TRC_H__ */
+
diff --git a/drivers/scsi/bfa/include/cs/bfa_wc.h b/drivers/scsi/bfa/include/cs/bfa_wc.h
new file mode 100644
index 000000000000..0460bd4fc7c4
--- /dev/null
+++ b/drivers/scsi/bfa/include/cs/bfa_wc.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_wc.h Generic wait counter.
+ */
+
+#ifndef __BFA_WC_H__
+#define __BFA_WC_H__
+
+typedef void (*bfa_wc_resume_t) (void *cbarg);
+
+struct bfa_wc_s {
+	bfa_wc_resume_t wc_resume;
+	void		*wc_cbarg;
+	int		wc_count;
+};
+
+static inline void
+bfa_wc_up(struct bfa_wc_s *wc)
+{
+	wc->wc_count++;
+}
+
+static inline void
+bfa_wc_down(struct bfa_wc_s *wc)
+{
+	wc->wc_count--;
+	if (wc->wc_count == 0)
+		wc->wc_resume(wc->wc_cbarg);
+}
+
+/**
+ * Initialize a waiting counter.
+ */
+static inline void
+bfa_wc_init(struct bfa_wc_s *wc, bfa_wc_resume_t wc_resume, void *wc_cbarg)
+{
+	wc->wc_resume = wc_resume;
+	wc->wc_cbarg = wc_cbarg;
+	wc->wc_count = 0;
+	bfa_wc_up(wc);
+}
+
+/**
+ * Wait for counter to reach zero
+ */
+static inline void
+bfa_wc_wait(struct bfa_wc_s *wc)
+{
+	bfa_wc_down(wc);
+}
+
+#endif
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h b/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h
new file mode 100644
index 000000000000..8c208fc8e329
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_adapter.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_ADAPTER_H__
+#define __BFA_DEFS_ADAPTER_H__
+
+#include <protocol/types.h>
+#include <defs/bfa_defs_version.h>
+#include <defs/bfa_defs_mfg.h>
+
+/**
+ * BFA adapter level attributes.
+ */
+enum {
+	BFA_ADAPTER_SERIAL_NUM_LEN = STRSZ(BFA_MFG_SERIALNUM_SIZE),
+					/*
+					 *!< adapter serial num length
+					 */
+	BFA_ADAPTER_MODEL_NAME_LEN  = 16,  /*  model name length */
+	BFA_ADAPTER_MODEL_DESCR_LEN = 128, /*  model description length */
+	BFA_ADAPTER_MFG_NAME_LEN    = 8,   /*  manufacturer name length */
+	BFA_ADAPTER_SYM_NAME_LEN    = 64,  /*  adapter symbolic name length */
+	BFA_ADAPTER_OS_TYPE_LEN	    = 64,  /*  adapter os type length */
+};
+
+struct bfa_adapter_attr_s {
+	char            manufacturer[BFA_ADAPTER_MFG_NAME_LEN];
+	char            serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+	u32	rsvd1;
+	char            model[BFA_ADAPTER_MODEL_NAME_LEN];
+	char            model_descr[BFA_ADAPTER_MODEL_DESCR_LEN];
+	wwn_t           pwwn;
+	char            node_symname[FC_SYMNAME_MAX];
+	char            hw_ver[BFA_VERSION_LEN];
+	char            fw_ver[BFA_VERSION_LEN];
+	char            optrom_ver[BFA_VERSION_LEN];
+	char            os_type[BFA_ADAPTER_OS_TYPE_LEN];
+	struct bfa_mfg_vpd_s	vpd;
+	struct mac_s	mac;
+
+	u8		nports;
+	u8		max_speed;
+	u8		prototype;
+	char	        asic_rev;
+
+	u8         pcie_gen;
+	u8         pcie_lanes_orig;
+	u8         pcie_lanes;
+	u8	        cna_capable;
+};
+
+/**
+ * BFA adapter level events
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_PORT_AEN_ADD:        [in]: None     [out]: serial_num, pwwn, nports
+ * BFA_PORT_AEN_REMOVE:     [in]: pwwn     [out]: serial_num, pwwn, nports
+ */
+enum bfa_adapter_aen_event {
+	BFA_ADAPTER_AEN_ADD 	= 1,	/*  New Adapter found event */
+	BFA_ADAPTER_AEN_REMOVE 	= 2,	/*  Adapter removed event */
+};
+
+struct bfa_adapter_aen_data_s {
+	char            serial_num[BFA_ADAPTER_SERIAL_NUM_LEN];
+	u32        nports;	/*  Number of NPorts */
+	wwn_t           pwwn;	/*  WWN of one of its physical port */
+};
+
+#endif /* __BFA_DEFS_ADAPTER_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_aen.h b/drivers/scsi/bfa/include/defs/bfa_defs_aen.h
new file mode 100644
index 000000000000..4c81a613db3d
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_aen.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_AEN_H__
+#define __BFA_DEFS_AEN_H__
+
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_ioc.h>
+#include <defs/bfa_defs_adapter.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_lport.h>
+#include <defs/bfa_defs_rport.h>
+#include <defs/bfa_defs_itnim.h>
+#include <defs/bfa_defs_tin.h>
+#include <defs/bfa_defs_ipfc.h>
+#include <defs/bfa_defs_audit.h>
+#include <defs/bfa_defs_ethport.h>
+
+enum bfa_aen_category {
+	BFA_AEN_CAT_ADAPTER 	= 1,
+	BFA_AEN_CAT_PORT 	= 2,
+	BFA_AEN_CAT_LPORT 	= 3,
+	BFA_AEN_CAT_RPORT 	= 4,
+	BFA_AEN_CAT_ITNIM 	= 5,
+	BFA_AEN_CAT_TIN 	= 6,
+	BFA_AEN_CAT_IPFC 	= 7,
+	BFA_AEN_CAT_AUDIT 	= 8,
+	BFA_AEN_CAT_IOC 	= 9,
+	BFA_AEN_CAT_ETHPORT	= 10,
+	BFA_AEN_MAX_CAT 	= 10
+};
+
+#pragma pack(1)
+union bfa_aen_data_u {
+	struct bfa_adapter_aen_data_s 	adapter;
+	struct bfa_port_aen_data_s 	port;
+	struct bfa_lport_aen_data_s 	lport;
+	struct bfa_rport_aen_data_s 	rport;
+	struct bfa_itnim_aen_data_s 	itnim;
+	struct bfa_audit_aen_data_s 	audit;
+	struct bfa_ioc_aen_data_s 	ioc;
+	struct bfa_ethport_aen_data_s 	ethport;
+};
+
+struct bfa_aen_entry_s {
+	enum bfa_aen_category 	aen_category;
+	int			aen_type;
+	union bfa_aen_data_u  	aen_data;
+	struct bfa_timeval_s   	aen_tv;
+	s32         	seq_num;
+	s32         	bfad_num;
+	s32         	rsvd[1];
+};
+
+#pragma pack()
+
+#define bfa_aen_event_t int
+
+#endif /* __BFA_DEFS_AEN_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_audit.h b/drivers/scsi/bfa/include/defs/bfa_defs_audit.h
new file mode 100644
index 000000000000..8e3a962bf20c
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_audit.h
@@ -0,0 +1,38 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_AUDIT_H__
+#define __BFA_DEFS_AUDIT_H__
+
+#include <bfa_os_inc.h>
+
+/**
+ * BFA audit events
+ */
+enum bfa_audit_aen_event {
+	BFA_AUDIT_AEN_AUTH_ENABLE 	= 1,
+	BFA_AUDIT_AEN_AUTH_DISABLE 	= 2,
+};
+
+/**
+ * audit event data
+ */
+struct bfa_audit_aen_data_s {
+	wwn_t           pwwn;
+};
+
+#endif /* __BFA_DEFS_AUDIT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_auth.h b/drivers/scsi/bfa/include/defs/bfa_defs_auth.h
new file mode 100644
index 000000000000..dd19c83aba58
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_auth.h
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_AUTH_H__
+#define __BFA_DEFS_AUTH_H__
+
+#include <defs/bfa_defs_types.h>
+
+#define PUBLIC_KEY			15409
+#define PRIVATE_KEY			19009
+#define KEY_LEN				32399
+#define BFA_AUTH_SECRET_STRING_LEN	256
+#define BFA_AUTH_FAIL_TIMEOUT		0xFF
+
+/**
+ * Authentication status
+ */
+enum bfa_auth_status {
+	BFA_AUTH_STATUS_NONE 	= 0,	/*  no authentication */
+	BFA_AUTH_UNINIT 	= 1,	/*  state - uninit */
+	BFA_AUTH_NEG_SEND 	= 2,	/*  state - negotiate send */
+	BFA_AUTH_CHAL_WAIT 	= 3,	/*  state - challenge wait */
+	BFA_AUTH_NEG_RETRY 	= 4,	/*  state - negotiate retry */
+	BFA_AUTH_REPLY_SEND 	= 5,	/*  state - reply send */
+	BFA_AUTH_STATUS_WAIT 	= 6,	/*  state - status wait */
+	BFA_AUTH_SUCCESS 	= 7,	/*  state - success */
+	BFA_AUTH_FAILED 	= 8,	/*  state - failed */
+	BFA_AUTH_STATUS_UNKNOWN = 9,	/*  authentication status unknown */
+};
+
+struct auth_proto_stats_s {
+	u32        auth_rjts;
+	u32        auth_negs;
+	u32        auth_dones;
+
+	u32        dhchap_challenges;
+	u32        dhchap_replies;
+	u32        dhchap_successes;
+};
+
+/**
+ * Authentication related statistics
+ */
+struct bfa_auth_stats_s {
+	u32           auth_failures;	/*  authentication failures */
+	u32           auth_successes;	/*  authentication successes*/
+	struct auth_proto_stats_s auth_rx_stats; /*  Rx protocol stats */
+	struct auth_proto_stats_s auth_tx_stats; /*  Tx protocol stats */
+};
+
+/**
+ * Authentication hash function algorithms
+ */
+enum bfa_auth_algo {
+	BFA_AUTH_ALGO_MD5 	= 1,	/*  Message-Digest algorithm 5 */
+	BFA_AUTH_ALGO_SHA1 	= 2,	/*  Secure Hash Algorithm 1 */
+	BFA_AUTH_ALGO_MS 	= 3,	/*  MD5, then SHA-1 */
+	BFA_AUTH_ALGO_SM 	= 4,	/*  SHA-1, then MD5 */
+};
+
+/**
+ * DH Groups
+ *
+ * Current value could be combination of one or more of the following values
+ */
+enum bfa_auth_group {
+	BFA_AUTH_GROUP_DHNULL 	= 0,	/*  DH NULL (value == 0) */
+	BFA_AUTH_GROUP_DH768 	= 1,	/*  DH group 768 (value == 1) */
+	BFA_AUTH_GROUP_DH1024 	= 2,	/*  DH group 1024 (value == 2) */
+	BFA_AUTH_GROUP_DH1280 	= 4,	/*  DH group 1280 (value == 3) */
+	BFA_AUTH_GROUP_DH1536 	= 8,	/*  DH group 1536 (value == 4) */
+
+	BFA_AUTH_GROUP_ALL 	= 256	/*  Use default DH group order
+					 *    0, 1, 2, 3, 4 */
+};
+
+/**
+ * Authentication secret sources
+ */
+enum bfa_auth_secretsource {
+	BFA_AUTH_SECSRC_LOCAL 	= 1,	/*  locally configured */
+	BFA_AUTH_SECSRC_RADIUS 	= 2,	/*  use radius server */
+	BFA_AUTH_SECSRC_TACACS 	= 3,	/*  TACACS server */
+};
+
+/**
+ * Authentication attributes
+ */
+struct bfa_auth_attr_s {
+	enum bfa_auth_status 	status;
+	enum bfa_auth_algo 	algo;
+	enum bfa_auth_group 	dh_grp;
+	u16		rjt_code;
+	u16		rjt_code_exp;
+	u8			secret_set;
+	u8			resv[7];
+};
+
+#endif /* __BFA_DEFS_AUTH_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_boot.h b/drivers/scsi/bfa/include/defs/bfa_defs_boot.h
new file mode 100644
index 000000000000..6f4aa5283545
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_boot.h
@@ -0,0 +1,71 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_BOOT_H__
+#define __BFA_DEFS_BOOT_H__
+
+#include <protocol/types.h>
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_pport.h>
+
+enum {
+	BFA_BOOT_BOOTLUN_MAX = 4,	/*  maximum boot lun per IOC */
+};
+
+#define BOOT_CFG_REV1	1
+
+/**
+ *      Boot options setting. Boot options setting determines from where
+ *      to get the boot lun information
+ */
+enum bfa_boot_bootopt {
+    BFA_BOOT_AUTO_DISCOVER = 0,    /*  Boot from blun provided by fabric */
+    BFA_BOOT_STORED_BLUN   = 1,    /*  Boot from bluns stored in flash   */
+    BFA_BOOT_FIRST_LUN     = 2,    /*  Boot from first discovered blun   */
+};
+
+/**
+ * Boot lun information.
+ */
+struct bfa_boot_bootlun_s {
+	wwn_t           pwwn;	/*  port wwn of target */
+	lun_t           lun;	/*  64-bit lun */
+};
+
+/**
+ * BOOT boot configuraton
+ */
+struct bfa_boot_cfg_s {
+	u8         version;
+	u8         rsvd1;
+	u16        chksum;
+
+	u8         enable;		/*  enable/disable SAN boot */
+	u8         speed;		/*  boot speed settings */
+	u8         topology;	/*  boot topology setting */
+	u8         bootopt;	/*  bfa_boot_bootopt_t */
+
+	u32        nbluns;		/*  number of boot luns */
+
+	u32        rsvd2;
+
+	struct bfa_boot_bootlun_s blun[BFA_BOOT_BOOTLUN_MAX];
+	struct bfa_boot_bootlun_s blun_disc[BFA_BOOT_BOOTLUN_MAX];
+};
+
+
+#endif /* __BFA_DEFS_BOOT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_cee.h b/drivers/scsi/bfa/include/defs/bfa_defs_cee.h
new file mode 100644
index 000000000000..520a22f52dd1
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_cee.h
@@ -0,0 +1,159 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ *  bfa_defs_cee.h Interface declarations between host based
+ *	BFAL and DCBX/LLDP module in Firmware
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_CEE_H__
+#define __BFA_DEFS_CEE_H__
+
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_pport.h>
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+#define BFA_CEE_LLDP_MAX_STRING_LEN (128)
+
+
+/* FIXME: this is coming from the protocol spec. Can the host & apps share the
+   protocol .h files ?
+ */
+#define BFA_CEE_LLDP_SYS_CAP_OTHER       0x0001
+#define BFA_CEE_LLDP_SYS_CAP_REPEATER    0x0002
+#define BFA_CEE_LLDP_SYS_CAP_MAC_BRIDGE  0x0004
+#define BFA_CEE_LLDP_SYS_CAP_WLAN_AP     0x0008
+#define BFA_CEE_LLDP_SYS_CAP_ROUTER      0x0010
+#define BFA_CEE_LLDP_SYS_CAP_TELEPHONE 	 0x0020
+#define BFA_CEE_LLDP_SYS_CAP_DOCSIS_CD   0x0040
+#define BFA_CEE_LLDP_SYS_CAP_STATION     0x0080
+#define BFA_CEE_LLDP_SYS_CAP_CVLAN	     0x0100
+#define BFA_CEE_LLDP_SYS_CAP_SVLAN 	     0x0200
+#define BFA_CEE_LLDP_SYS_CAP_TPMR		 0x0400
+
+
+/* LLDP string type */
+struct bfa_cee_lldp_str_s {
+	u8 sub_type;
+	u8 len;
+	u8 rsvd[2];
+	u8 value[BFA_CEE_LLDP_MAX_STRING_LEN];
+};
+
+
+/* LLDP paramters */
+struct bfa_cee_lldp_cfg_s {
+	struct bfa_cee_lldp_str_s chassis_id;
+	struct bfa_cee_lldp_str_s port_id;
+	struct bfa_cee_lldp_str_s port_desc;
+	struct bfa_cee_lldp_str_s sys_name;
+	struct bfa_cee_lldp_str_s sys_desc;
+	struct bfa_cee_lldp_str_s mgmt_addr;
+	u16    time_to_interval;
+	u16    enabled_system_cap;
+};
+
+enum bfa_cee_dcbx_version_e {
+	DCBX_PROTOCOL_PRECEE = 1,
+	DCBX_PROTOCOL_CEE    = 2,
+};
+
+enum bfa_cee_lls_e {
+	CEE_LLS_DOWN_NO_TLV = 0, /* LLS is down because the TLV not sent by
+				  * the peer */
+	CEE_LLS_DOWN        = 1, /* LLS is down as advertised by the peer */
+	CEE_LLS_UP          = 2,
+};
+
+/* CEE/DCBX parameters */
+struct bfa_cee_dcbx_cfg_s {
+	u8 pgid[8];
+	u8 pg_percentage[8];
+	u8 pfc_enabled;          /* bitmap of priorties with PFC enabled */
+	u8 fcoe_user_priority;   /* bitmap of priorities used for FcoE
+				       * traffic */
+	u8 dcbx_version;	/* operating version:CEE or preCEE */
+	u8 lls_fcoe;	/* FCoE Logical Link Status */
+	u8 lls_lan;	/* LAN Logical Link Status */
+	u8 rsvd[3];
+};
+
+/* CEE status */
+/* Making this to tri-state for the benefit of port list command */
+enum bfa_cee_status_e {
+    CEE_PHY_DOWN = 0,
+    CEE_PHY_UP = 1,
+    CEE_UP = 2,
+};
+
+/* CEE Query */
+struct bfa_cee_attr_s {
+	u8                   cee_status;
+	u8                   error_reason;
+	struct bfa_cee_lldp_cfg_s lldp_remote;
+	struct bfa_cee_dcbx_cfg_s dcbx_remote;
+	mac_t src_mac;
+	u8 link_speed;
+	u8 filler[3];
+};
+
+
+
+
+/* LLDP/DCBX/CEE Statistics */
+
+struct bfa_cee_lldp_stats_s {
+	u32 frames_transmitted;
+	u32 frames_aged_out;
+	u32 frames_discarded;
+	u32 frames_in_error;
+	u32 frames_rcvd;
+	u32 tlvs_discarded;
+	u32 tlvs_unrecognized;
+};
+
+struct bfa_cee_dcbx_stats_s {
+	u32 subtlvs_unrecognized;
+	u32 negotiation_failed;
+	u32 remote_cfg_changed;
+	u32 tlvs_received;
+	u32 tlvs_invalid;
+	u32 seqno;
+	u32 ackno;
+	u32 recvd_seqno;
+	u32 recvd_ackno;
+};
+
+struct bfa_cee_cfg_stats_s {
+	u32 cee_status_down;
+	u32 cee_status_up;
+	u32 cee_hw_cfg_changed;
+	u32 recvd_invalid_cfg;
+};
+
+
+struct bfa_cee_stats_s {
+	struct bfa_cee_lldp_stats_s lldp_stats;
+	struct bfa_cee_dcbx_stats_s dcbx_stats;
+	struct bfa_cee_cfg_stats_s  cfg_stats;
+};
+
+#pragma pack()
+
+
+#endif	/* __BFA_DEFS_CEE_H__ */
+
+
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_driver.h b/drivers/scsi/bfa/include/defs/bfa_defs_driver.h
new file mode 100644
index 000000000000..57049805762b
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_driver.h
@@ -0,0 +1,40 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_DRIVER_H__
+#define __BFA_DEFS_DRIVER_H__
+
+/**
+ * Driver statistics
+ */
+	u16    tm_io_abort;
+    u16    tm_io_abort_comp;
+    u16    tm_lun_reset;
+    u16    tm_lun_reset_comp;
+    u16    tm_target_reset;
+    u16    tm_bus_reset;
+    u16    ioc_restart;        /*  IOC restart count */
+    u16    io_pending;         /*  outstanding io count per-IOC */
+    u64    control_req;
+    u64    input_req;
+    u64    output_req;
+    u64    input_words;
+    u64    output_words;
+} bfa_driver_stats_t;
+
+
+#endif /* __BFA_DEFS_DRIVER_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h b/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h
new file mode 100644
index 000000000000..79f9b3e146f7
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_ethport.h
@@ -0,0 +1,98 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_ETHPORT_H__
+#define __BFA_DEFS_ETHPORT_H__
+
+#include <defs/bfa_defs_status.h>
+#include <protocol/types.h>
+#include <cna/pstats/phyport_defs.h>
+#include <cna/pstats/ethport_defs.h>
+
+struct bna_tx_info_s {
+	u32    miniport_state;
+	u32    adapter_state;
+	u64    tx_count;
+	u64    tx_wi;
+	u64    tx_sg;
+	u64    tx_tcp_chksum;
+	u64    tx_udp_chksum;
+	u64    tx_ip_chksum;
+	u64    tx_lsov1;
+	u64    tx_lsov2;
+	u64    tx_max_sg_len ;
+};
+
+struct bna_rx_queue_info_s {
+	u16    q_id ;
+	u16    buf_size ;
+	u16    buf_count ;
+	u16    rsvd ;
+	u64    rx_count ;
+	u64    rx_dropped ;
+	u64    rx_unsupported ;
+	u64    rx_internal_err ;
+	u64    rss_count ;
+	u64    vlan_count ;
+	u64    rx_tcp_chksum ;
+	u64    rx_udp_chksum ;
+	u64    rx_ip_chksum ;
+	u64    rx_hds ;
+};
+
+struct bna_rx_q_set_s {
+	u16    q_set_type;
+	u32    miniport_state;
+	u32    adapter_state;
+	struct bna_rx_queue_info_s    rx_queue[2];
+};
+
+struct bna_port_stats_s {
+	struct bna_tx_info_s   tx_stats;
+	u16        qset_count ;
+	struct bna_rx_q_set_s  rx_qset[8];
+};
+
+struct bfa_ethport_stats_s {
+	struct bna_stats_txf	txf_stats[1];
+	struct bna_stats_rxf	rxf_stats[1];
+	struct bnad_drv_stats drv_stats;
+};
+
+/**
+ * Ethernet port events
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_PORT_AEN_ETH_LINKUP:    [in]: mac [out]: mac
+ * BFA_PORT_AEN_ETH_LINKDOWN:  [in]: mac [out]: mac
+ * BFA_PORT_AEN_ETH_ENABLE:  [in]: mac [out]: mac
+ * BFA_PORT_AEN_ETH_DISABLE:  [in]: mac [out]: mac
+ *
+ */
+enum bfa_ethport_aen_event {
+	BFA_ETHPORT_AEN_LINKUP = 1, /*  Base Port Ethernet link up event */
+	BFA_ETHPORT_AEN_LINKDOWN = 2, /*  Base Port Ethernet link down event */
+	BFA_ETHPORT_AEN_ENABLE = 3, /*  Base Port Ethernet link enable event */
+	BFA_ETHPORT_AEN_DISABLE = 4, /*  Base Port Ethernet link disable
+				      * event */
+};
+
+struct bfa_ethport_aen_data_s {
+	mac_t mac;	/*  MAC address of the physical port */
+};
+
+
+#endif /* __BFA_DEFS_ETHPORT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h b/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h
new file mode 100644
index 000000000000..c08f4f5026ac
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_fcpim.h
@@ -0,0 +1,45 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_FCPIM_H__
+#define __BFA_DEFS_FCPIM_H__
+
+struct bfa_fcpim_stats_s {
+	u32        total_ios;	/*  Total IO count */
+	u32        qresumes;	/*  IO waiting for CQ space */
+	u32        no_iotags;	/*  NO IO contexts */
+	u32        io_aborts;	/*  IO abort requests */
+	u32        no_tskims;	/*  NO task management contexts */
+	u32        iocomp_ok;	/*  IO completions with OK status */
+	u32        iocomp_underrun;	/*  IO underrun (good) */
+	u32        iocomp_overrun;	/*  IO overrun (good) */
+	u32        iocomp_aborted;	/*  Aborted IO requests */
+	u32        iocomp_timedout;	/*  IO timeouts */
+	u32        iocom_nexus_abort;	/*  IO selection timeouts */
+	u32        iocom_proto_err;	/*  IO protocol errors */
+	u32        iocom_dif_err;	/*  IO SBC-3 protection errors */
+	u32        iocom_tm_abort;	/*  IO aborted by TM requests */
+	u32        iocom_sqer_needed;	/*  IO retry for SQ error
+						 *recovery */
+	u32        iocom_res_free;	/*  Delayed freeing of IO resources */
+	u32        iocomp_scsierr;	/*  IO with non-good SCSI status */
+	u32        iocom_hostabrts;	/*  Host IO abort requests */
+	u32        iocom_utags;	/*  IO comp with unknown tags */
+	u32        io_cleanups;	/*  IO implicitly aborted */
+	u32        io_tmaborts;	/*  IO aborted due to TM commands */
+	u32        rsvd;
+};
+#endif /*__BFA_DEFS_FCPIM_H__*/
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_im_common.h b/drivers/scsi/bfa/include/defs/bfa_defs_im_common.h
new file mode 100644
index 000000000000..9ccf53bef65a
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_im_common.h
@@ -0,0 +1,32 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_IM_COMMON_H__
+#define __BFA_DEFS_IM_COMMON_H__
+
+#define	BFA_ADAPTER_NAME_LEN	256
+#define BFA_ADAPTER_GUID_LEN    256
+#define RESERVED_VLAN_NAME      L"PORT VLAN"
+#define PASSTHRU_VLAN_NAME      L"PASSTHRU VLAN"
+
+	u64	tx_pkt_cnt;
+	u64	rx_pkt_cnt;
+	u32	duration;
+	u8		status;
+} bfa_im_stats_t, *pbfa_im_stats_t;
+
+#endif /* __BFA_DEFS_IM_COMMON_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_im_team.h b/drivers/scsi/bfa/include/defs/bfa_defs_im_team.h
new file mode 100644
index 000000000000..a486a7eb81d6
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_im_team.h
@@ -0,0 +1,72 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_IM_TEAM_H__
+#define __BFA_DEFS_IM_TEAM_H__
+
+#include <protocol/types.h>
+
+#define	BFA_TEAM_MAX_PORTS	8
+#define	BFA_TEAM_NAME_LEN	256
+#define BFA_MAX_NUM_TEAMS	16
+#define BFA_TEAM_INVALID_DELAY -1
+
+	BFA_LACP_RATE_SLOW = 1,
+	BFA_LACP_RATE_FAST
+} bfa_im_lacp_rate_t;
+
+	BFA_TEAM_MODE_FAIL_OVER = 1,
+	BFA_TEAM_MODE_FAIL_BACK,
+	BFA_TEAM_MODE_LACP,
+	BFA_TEAM_MODE_NONE
+} bfa_im_team_mode_t;
+
+	BFA_XMIT_POLICY_L2 = 1,
+	BFA_XMIT_POLICY_L3_L4
+} bfa_im_xmit_policy_t;
+
+	bfa_im_team_mode_t     team_mode;
+	bfa_im_lacp_rate_t     lacp_rate;
+	bfa_im_xmit_policy_t   xmit_policy;
+	int   	          delay;
+	wchar_t    	  primary[BFA_ADAPTER_NAME_LEN];
+	wchar_t        	  preferred_primary[BFA_ADAPTER_NAME_LEN];
+	mac_t	          mac;
+	u16       	  num_ports;
+	u16          num_vlans;
+	u16 vlan_list[BFA_MAX_VLANS_PER_PORT];
+	wchar_t	 team_guid_list[BFA_TEAM_MAX_PORTS][BFA_ADAPTER_GUID_LEN];
+	wchar_t	 ioc_name_list[BFA_TEAM_MAX_PORTS][BFA_ADAPTER_NAME_LEN];
+} bfa_im_team_attr_t;
+
+	wchar_t		             team_name[BFA_TEAM_NAME_LEN];
+	bfa_im_xmit_policy_t	 xmit_policy;
+	int                 	 delay;
+	wchar_t                	 primary[BFA_ADAPTER_NAME_LEN];
+	wchar_t               	 preferred_primary[BFA_ADAPTER_NAME_LEN];
+} bfa_im_team_edit_t, *pbfa_im_team_edit_t;
+
+	wchar_t					team_name[BFA_TEAM_NAME_LEN];
+	bfa_im_team_mode_t      team_mode;
+	mac_t	               	mac;
+} bfa_im_team_info_t;
+
+	bfa_im_team_info_t 		team_info[BFA_MAX_NUM_TEAMS];
+	u16 				num_teams;
+} bfa_im_team_list_t, *pbfa_im_team_list_t;
+
+#endif /* __BFA_DEFS_IM_TEAM_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h b/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h
new file mode 100644
index 000000000000..b1d532da3a9d
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_ioc.h
@@ -0,0 +1,152 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_IOC_H__
+#define __BFA_DEFS_IOC_H__
+
+#include <protocol/types.h>
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_version.h>
+#include <defs/bfa_defs_adapter.h>
+#include <defs/bfa_defs_pm.h>
+
+enum {
+	BFA_IOC_DRIVER_LEN	= 16,
+	BFA_IOC_CHIP_REV_LEN 	= 8,
+};
+
+/**
+ * Driver and firmware versions.
+ */
+struct bfa_ioc_driver_attr_s {
+	char            driver[BFA_IOC_DRIVER_LEN];	/*  driver name */
+	char            driver_ver[BFA_VERSION_LEN];	/*  driver version */
+	char            fw_ver[BFA_VERSION_LEN];	/*  firmware version*/
+	char            bios_ver[BFA_VERSION_LEN];	/*  bios version */
+	char            efi_ver[BFA_VERSION_LEN];	/*  EFI version */
+	char            ob_ver[BFA_VERSION_LEN];	/*  openboot version*/
+};
+
+/**
+ * IOC PCI device attributes
+ */
+struct bfa_ioc_pci_attr_s {
+	u16        vendor_id;	/*  PCI vendor ID */
+	u16        device_id;	/*  PCI device ID */
+	u16        ssid;		/*  subsystem ID */
+	u16        ssvid;		/*  subsystem vendor ID */
+	u32        pcifn;		/*  PCI device function */
+	u32        rsvd;		/* padding */
+	u8         chip_rev[BFA_IOC_CHIP_REV_LEN];	 /*  chip revision */
+};
+
+/**
+ * IOC states
+ */
+enum bfa_ioc_state {
+	BFA_IOC_RESET       = 1,  /*  IOC is in reset state */
+	BFA_IOC_SEMWAIT     = 2,  /*  Waiting for IOC hardware semaphore */
+	BFA_IOC_HWINIT 	    = 3,  /*  IOC hardware is being initialized */
+	BFA_IOC_GETATTR     = 4,  /*  IOC is being configured */
+	BFA_IOC_OPERATIONAL = 5,  /*  IOC is operational */
+	BFA_IOC_INITFAIL    = 6,  /*  IOC hardware failure */
+	BFA_IOC_HBFAIL      = 7,  /*  IOC heart-beat failure */
+	BFA_IOC_DISABLING   = 8,  /*  IOC is being disabled */
+	BFA_IOC_DISABLED    = 9,  /*  IOC is disabled */
+	BFA_IOC_FWMISMATCH  = 10, /*  IOC firmware different from drivers */
+};
+
+/**
+ * IOC firmware stats
+ */
+struct bfa_fw_ioc_stats_s {
+	u32        hb_count;
+	u32        cfg_reqs;
+	u32        enable_reqs;
+	u32        disable_reqs;
+	u32        stats_reqs;
+	u32        clrstats_reqs;
+	u32        unknown_reqs;
+	u32        ic_reqs;		/*  interrupt coalesce reqs */
+};
+
+/**
+ * IOC driver stats
+ */
+struct bfa_ioc_drv_stats_s {
+	u32	ioc_isrs;
+	u32	ioc_enables;
+	u32	ioc_disables;
+	u32	ioc_hbfails;
+	u32	ioc_boots;
+	u32	stats_tmos;
+	u32        hb_count;
+	u32        disable_reqs;
+	u32        enable_reqs;
+	u32        disable_replies;
+	u32        enable_replies;
+};
+
+/**
+ * IOC statistics
+ */
+struct bfa_ioc_stats_s {
+	struct bfa_ioc_drv_stats_s	drv_stats; /*  driver IOC stats */
+	struct bfa_fw_ioc_stats_s 	fw_stats;  /*  firmware IOC stats */
+};
+
+
+enum bfa_ioc_type_e {
+	BFA_IOC_TYPE_FC	  = 1,
+	BFA_IOC_TYPE_FCoE = 2,
+	BFA_IOC_TYPE_LL	  = 3,
+};
+
+/**
+ * IOC attributes returned in queries
+ */
+struct bfa_ioc_attr_s {
+	enum bfa_ioc_type_e		ioc_type;
+	enum bfa_ioc_state 		state;		/*  IOC state      */
+	struct bfa_adapter_attr_s	adapter_attr;	/*  HBA attributes */
+	struct bfa_ioc_driver_attr_s 	driver_attr;	/*  driver attr    */
+	struct bfa_ioc_pci_attr_s	pci_attr;
+	u8				port_id;	/*  port number    */
+};
+
+/**
+ * BFA IOC level events
+ */
+enum bfa_ioc_aen_event {
+	BFA_IOC_AEN_HBGOOD	= 1,	/*  Heart Beat restore event	*/
+	BFA_IOC_AEN_HBFAIL	= 2,	/*  Heart Beat failure event	*/
+	BFA_IOC_AEN_ENABLE	= 3,	/*  IOC enabled event		*/
+	BFA_IOC_AEN_DISABLE	= 4,	/*  IOC disabled event		*/
+	BFA_IOC_AEN_FWMISMATCH	= 5,	/*  IOC firmware mismatch	*/
+};
+
+/**
+ * BFA IOC level event data, now just a place holder
+ */
+struct bfa_ioc_aen_data_s {
+	enum bfa_ioc_type_e ioc_type;
+	wwn_t	pwwn;
+	mac_t	mac;
+};
+
+#endif /* __BFA_DEFS_IOC_H__ */
+
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h b/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h
new file mode 100644
index 000000000000..d76bcbd9820f
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_iocfc.h
@@ -0,0 +1,310 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_IOCFC_H__
+#define __BFA_DEFS_IOCFC_H__
+
+#include <protocol/types.h>
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_version.h>
+#include <defs/bfa_defs_adapter.h>
+#include <defs/bfa_defs_pm.h>
+
+#define BFA_IOCFC_INTR_DELAY	1125
+#define BFA_IOCFC_INTR_LATENCY	225
+
+/**
+ * Interrupt coalescing configuration.
+ */
+struct bfa_iocfc_intr_attr_s {
+	bfa_boolean_t	coalesce;	/*  enable/disable coalescing */
+	u16	latency;	/*  latency in microseconds   */
+	u16	delay;		/*  delay in microseconds     */
+};
+
+/**
+ * IOC firmware configuraton
+ */
+struct bfa_iocfc_fwcfg_s {
+	u16        num_fabrics;	/*  number of fabrics		*/
+	u16        num_lports;	/*  number of local lports	*/
+	u16        num_rports;	/*  number of remote ports	*/
+	u16        num_ioim_reqs;	/*  number of IO reqs		*/
+	u16        num_tskim_reqs;	/*  task management requests	*/
+	u16        num_iotm_reqs;	/*  number of TM IO reqs	*/
+	u16        num_tsktm_reqs;	/*  TM task management requests*/
+	u16        num_fcxp_reqs;	/*  unassisted FC exchanges	*/
+	u16        num_uf_bufs;	/*  unsolicited recv buffers	*/
+	u8		num_cqs;
+	u8		rsvd;
+};
+
+struct bfa_iocfc_drvcfg_s {
+	u16        num_reqq_elems;	/*  number of req queue elements */
+	u16        num_rspq_elems;	/*  number of rsp queue elements */
+	u16        num_sgpgs;	/*  number of total SG pages	  */
+	u16        num_sboot_tgts;	/*  number of SAN boot targets	  */
+	u16        num_sboot_luns;	/*  number of SAN boot luns	  */
+	u16	    ioc_recover;	/*  IOC recovery mode		  */
+	u16	    min_cfg;	/*  minimum configuration	  */
+	u16        path_tov;	/*  device path timeout	  */
+	bfa_boolean_t   delay_comp; /*  delay completion of
+							failed inflight IOs */
+	u32		rsvd;
+};
+/**
+ * IOC configuration
+ */
+struct bfa_iocfc_cfg_s {
+	struct bfa_iocfc_fwcfg_s	fwcfg;	/*  firmware side config */
+	struct bfa_iocfc_drvcfg_s	drvcfg;	/*  driver side config	  */
+};
+
+/**
+ * IOC firmware IO stats
+ */
+struct bfa_fw_io_stats_s {
+	u32	host_abort;		/*  IO aborted by host driver*/
+	u32	host_cleanup;		/*  IO clean up by host driver */
+
+	u32	fw_io_timeout;		/*  IOs timedout */
+	u32	fw_frm_parse;		/*  frame parsed by f/w */
+	u32	fw_frm_data;		/*  fcp_data frame parsed by f/w */
+	u32	fw_frm_rsp;		/*  fcp_rsp frame parsed by f/w */
+	u32	fw_frm_xfer_rdy;	/*  xfer_rdy frame parsed by f/w */
+	u32	fw_frm_bls_acc;		/*  BLS ACC  frame parsed by f/w */
+	u32	fw_frm_tgt_abort;	/*  target ABTS parsed by f/w */
+	u32	fw_frm_unknown;		/*  unknown parsed by f/w */
+	u32	fw_data_dma;		/*  f/w DMA'ed the data frame */
+	u32	fw_frm_drop;		/*  f/w drop the frame */
+
+	u32	rec_timeout;		/*  FW rec timed out */
+	u32	error_rec;			/*  FW sending rec on
+							* an error condition*/
+	u32	wait_for_si;		/*  FW wait for SI */
+	u32	rec_rsp_inval;		/*  REC rsp invalid */
+	u32	seqr_io_abort;		/*  target does not know cmd so abort */
+	u32	seqr_io_retry;		/*  SEQR failed so retry IO */
+
+	u32	itn_cisc_upd_rsp;	/*  ITN cisc updated on fcp_rsp */
+	u32	itn_cisc_upd_data;	/*  ITN cisc updated on fcp_data */
+	u32	itn_cisc_upd_xfer_rdy;	/*  ITN cisc updated on fcp_data */
+
+	u32	fcp_data_lost;		/*  fcp data lost */
+
+	u32	ro_set_in_xfer_rdy;	/*  Target set RO in Xfer_rdy frame */
+	u32	xfer_rdy_ooo_err;	/*  Out of order Xfer_rdy received */
+	u32	xfer_rdy_unknown_err;	/*  unknown error in xfer_rdy frame */
+
+	u32	io_abort_timeout;	/*  ABTS timedout  */
+	u32	sler_initiated;		/*  SLER initiated */
+
+	u32	unexp_fcp_rsp;		/*  fcp response in wrong state */
+
+	u32	fcp_rsp_under_run;	/*  fcp rsp IO underrun */
+	u32        fcp_rsp_under_run_wr;   /*  fcp rsp IO underrun for write */
+	u32	fcp_rsp_under_run_err;	/*  fcp rsp IO underrun error */
+	u32        fcp_rsp_resid_inval;    /*  invalid residue */
+	u32	fcp_rsp_over_run;	/*  fcp rsp IO overrun */
+	u32	fcp_rsp_over_run_err;	/*  fcp rsp IO overrun error */
+	u32	fcp_rsp_proto_err;	/*  protocol error in fcp rsp */
+	u32	fcp_rsp_sense_err;	/*  error in sense info in fcp rsp */
+	u32	fcp_conf_req;		/*  FCP conf requested */
+
+	u32	tgt_aborted_io;		/*  target initiated abort */
+
+	u32	ioh_edtov_timeout_event;/*  IOH edtov timer popped */
+	u32	ioh_fcp_rsp_excp_event;	/*  IOH FCP_RSP exception */
+	u32	ioh_fcp_conf_event;	/*  IOH FCP_CONF */
+	u32	ioh_mult_frm_rsp_event;	/*  IOH multi_frame FCP_RSP */
+	u32	ioh_hit_class2_event;	/*  IOH hit class2 */
+	u32	ioh_miss_other_event;	/*  IOH miss other */
+	u32	ioh_seq_cnt_err_event;	/*  IOH seq cnt error */
+	u32	ioh_len_err_event;		/*  IOH len error - fcp_dl !=
+							* bytes xfered */
+	u32	ioh_seq_len_err_event;	/*  IOH seq len error */
+	u32	ioh_data_oor_event;	/*  Data out of range */
+	u32	ioh_ro_ooo_event;	/*  Relative offset out of range */
+	u32	ioh_cpu_owned_event;	/*  IOH hit -iost owned by f/w */
+	u32	ioh_unexp_frame_event;	/*  unexpected frame recieved
+						 *   count */
+	u32	ioh_err_int;		/*  IOH error int during data-phase
+						 *   for scsi write
+						 */
+};
+
+/**
+ * IOC port firmware stats
+ */
+
+struct bfa_fw_port_fpg_stats_s {
+    u32    intr_evt;
+    u32    intr;
+    u32    intr_excess;
+    u32    intr_cause0;
+    u32    intr_other;
+    u32    intr_other_ign;
+    u32    sig_lost;
+    u32    sig_regained;
+    u32    sync_lost;
+    u32    sync_to;
+    u32    sync_regained;
+    u32    div2_overflow;
+    u32    div2_underflow;
+    u32    efifo_overflow;
+    u32    efifo_underflow;
+    u32    idle_rx;
+    u32    lrr_rx;
+    u32    lr_rx;
+    u32    ols_rx;
+    u32    nos_rx;
+    u32    lip_rx;
+    u32    arbf0_rx;
+    u32    mrk_rx;
+    u32    const_mrk_rx;
+    u32    prim_unknown;
+    u32    rsvd;
+};
+
+
+struct bfa_fw_port_lksm_stats_s {
+    u32    hwsm_success;       /*  hwsm state machine success          */
+    u32    hwsm_fails;         /*  hwsm fails                          */
+    u32    hwsm_wdtov;         /*  hwsm timed out                      */
+    u32    swsm_success;       /*  swsm success                        */
+    u32    swsm_fails;         /*  swsm fails                          */
+    u32    swsm_wdtov;         /*  swsm timed out                      */
+    u32    busybufs;           /*  link init failed due to busybuf     */
+    u32    buf_waits;          /*  bufwait state entries               */
+    u32    link_fails;         /*  link failures                       */
+    u32    psp_errors;         /*  primitive sequence protocol errors  */
+    u32    lr_unexp;           /*  No. of times LR rx-ed unexpectedly  */
+    u32    lrr_unexp;          /*  No. of times LRR rx-ed unexpectedly */
+    u32    lr_tx;              /*  No. of times LR tx started          */
+    u32    lrr_tx;             /*  No. of times LRR tx started         */
+    u32    ols_tx;             /*  No. of times OLS tx started         */
+    u32    nos_tx;             /*  No. of times NOS tx started         */
+};
+
+
+struct bfa_fw_port_snsm_stats_s {
+    u32    hwsm_success;       /*  Successful hwsm terminations        */
+    u32    hwsm_fails;         /*  hwsm fail count                     */
+    u32    hwsm_wdtov;         /*  hwsm timed out                      */
+    u32    swsm_success;       /*  swsm success                        */
+    u32    swsm_wdtov;         /*  swsm timed out                      */
+    u32    error_resets;       /*  error resets initiated by upsm      */
+    u32    sync_lost;          /*  Sync loss count                     */
+    u32    sig_lost;           /*  Signal loss count                   */
+};
+
+
+struct bfa_fw_port_physm_stats_s {
+    u32    module_inserts;     /*  Module insert count                 */
+    u32    module_xtracts;     /*  Module extracts count               */
+    u32    module_invalids;    /*  Invalid module inserted count       */
+    u32    module_read_ign;    /*  Module validation status ignored    */
+    u32    laser_faults;       /*  Laser fault count                   */
+    u32    rsvd;
+};
+
+
+struct bfa_fw_fip_stats_s {
+    u32    disc_req;           /*  Discovery solicit requests          */
+    u32    disc_rsp;           /*  Discovery solicit response          */
+    u32    disc_err;           /*  Discovery advt. parse errors        */
+    u32    disc_unsol;         /*  Discovery unsolicited               */
+    u32    disc_timeouts;      /*  Discovery timeouts                  */
+    u32    linksvc_unsupp;     /*  Unsupported link service req        */
+    u32    linksvc_err;        /*  Parse error in link service req     */
+    u32    logo_req;           /*  Number of FIP logos received        */
+    u32    clrvlink_req;       /*  Clear virtual link req              */
+    u32    op_unsupp;          /*  Unsupported FIP operation           */
+    u32    untagged;           /*  Untagged frames (ignored)           */
+    u32    rsvd;
+};
+
+
+struct bfa_fw_lps_stats_s {
+    u32    mac_invalids;       /*  Invalid mac assigned                */
+    u32    rsvd;
+};
+
+
+struct bfa_fw_fcoe_stats_s {
+    u32    cee_linkups;        /*  CEE link up count                   */
+    u32    cee_linkdns;        /*  CEE link down count                 */
+    u32    fip_linkups;        /*  FIP link up count                   */
+    u32    fip_linkdns;        /*  FIP link up count                   */
+    u32    fip_fails;          /*  FIP fail count                      */
+    u32    mac_invalids;       /*  Invalid mac assigned                */
+};
+
+/**
+ * IOC firmware FCoE port stats
+ */
+struct bfa_fw_fcoe_port_stats_s {
+    struct bfa_fw_fcoe_stats_s  fcoe_stats;
+    struct bfa_fw_fip_stats_s   fip_stats;
+};
+
+/**
+ * IOC firmware FC port stats
+ */
+struct bfa_fw_fc_port_stats_s {
+	struct bfa_fw_port_fpg_stats_s		fpg_stats;
+	struct bfa_fw_port_physm_stats_s	physm_stats;
+	struct bfa_fw_port_snsm_stats_s		snsm_stats;
+	struct bfa_fw_port_lksm_stats_s		lksm_stats;
+};
+
+/**
+ * IOC firmware FC port stats
+ */
+union bfa_fw_port_stats_s {
+	struct bfa_fw_fc_port_stats_s	fc_stats;
+	struct bfa_fw_fcoe_port_stats_s	fcoe_stats;
+};
+
+/**
+ * IOC firmware stats
+ */
+struct bfa_fw_stats_s {
+	struct bfa_fw_ioc_stats_s	ioc_stats;
+	struct bfa_fw_io_stats_s	io_stats;
+	union  bfa_fw_port_stats_s	port_stats;
+};
+
+/**
+ * IOC statistics
+ */
+struct bfa_iocfc_stats_s {
+	struct bfa_fw_stats_s 	fw_stats;	/*  firmware IOC stats      */
+};
+
+/**
+ * IOC attributes returned in queries
+ */
+struct bfa_iocfc_attr_s {
+	struct bfa_iocfc_cfg_s		config;		/*  IOCFC config   */
+	struct bfa_iocfc_intr_attr_s	intr_attr;	/*  interrupt attr */
+};
+
+#define BFA_IOCFC_PATHTOV_MAX	60
+#define BFA_IOCFC_QDEPTH_MAX	2000
+
+#endif /* __BFA_DEFS_IOC_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h b/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h
new file mode 100644
index 000000000000..7cb63ea98f38
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_ipfc.h
@@ -0,0 +1,70 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_IPFC_H__
+#define __BFA_DEFS_IPFC_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/types.h>
+#include <defs/bfa_defs_types.h>
+
+/**
+ * FCS ip remote port states
+ */
+enum bfa_iprp_state {
+	BFA_IPRP_UNINIT  = 0,	/*  PORT is not yet initialized */
+	BFA_IPRP_ONLINE  = 1,	/*  process login is complete */
+	BFA_IPRP_OFFLINE = 2,	/*  iprp is offline */
+};
+
+/**
+ * FCS remote port statistics
+ */
+struct bfa_iprp_stats_s {
+	u32        offlines;
+	u32        onlines;
+	u32        rscns;
+	u32        plogis;
+	u32        logos;
+	u32        plogi_timeouts;
+	u32        plogi_rejects;
+};
+
+/**
+ * FCS iprp attribute returned in queries
+ */
+struct bfa_iprp_attr_s {
+	enum bfa_iprp_state state;
+};
+
+struct bfa_ipfc_stats_s {
+	u32 arp_sent;
+	u32 arp_recv;
+	u32 arp_reply_sent;
+	u32 arp_reply_recv;
+	u32 farp_sent;
+	u32 farp_recv;
+	u32 farp_reply_sent;
+	u32 farp_reply_recv;
+	u32 farp_reject_sent;
+	u32 farp_reject_recv;
+};
+
+struct bfa_ipfc_attr_s {
+	bfa_boolean_t enabled;
+};
+
+#endif /* __BFA_DEFS_IPFC_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h b/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h
new file mode 100644
index 000000000000..2ec769903d24
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_itnim.h
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_ITNIM_H__
+#define __BFA_DEFS_ITNIM_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/types.h>
+
+/**
+ * FCS itnim states
+ */
+enum bfa_itnim_state {
+	BFA_ITNIM_OFFLINE 	= 0,	/*  offline */
+	BFA_ITNIM_PRLI_SEND 	= 1,	/*  prli send */
+	BFA_ITNIM_PRLI_SENT 	= 2,	/*  prli sent */
+	BFA_ITNIM_PRLI_RETRY 	= 3,	/*  prli retry */
+	BFA_ITNIM_HCB_ONLINE 	= 4,	/*  online callback */
+	BFA_ITNIM_ONLINE 	= 5,	/*  online */
+	BFA_ITNIM_HCB_OFFLINE 	= 6,	/*  offline callback */
+	BFA_ITNIM_INITIATIOR 	= 7,	/*  initiator */
+};
+
+struct bfa_itnim_hal_stats_s {
+	u32	onlines;	/*  ITN nexus onlines (PRLI done) */
+	u32	offlines;	/*  ITN Nexus offlines 	*/
+	u32	creates;	/*  ITN create requests 	*/
+	u32	deletes;	/*  ITN delete requests 	*/
+	u32	create_comps;	/*  ITN create completions 	*/
+	u32	delete_comps;	/*  ITN delete completions 	*/
+	u32	sler_events;	/*  SLER (sequence level error
+					 * recovery) events */
+	u32	ioc_disabled;	/*  Num IOC disables		*/
+	u32	cleanup_comps;	/*  ITN cleanup completions */
+	u32	tm_cmnds;	/*  task management(TM) cmnds sent */
+	u32	tm_fw_rsps;	/*  TM cmds firmware responses */
+	u32	tm_success;	/*  TM successes */
+	u32	tm_failures;	/*  TM failures */
+	u32	tm_io_comps;	/*  TM IO completions */
+	u32	tm_qresumes;	/*  TM queue resumes (after waiting
+					 * for resources)
+					 */
+	u32	tm_iocdowns;	/*  TM cmnds affected by IOC down */
+	u32	tm_cleanups;	/*  TM cleanups */
+	u32	tm_cleanup_comps;
+					/*  TM cleanup completions */
+	u32	ios;		/*  IO requests */
+	u32	io_comps;	/*  IO completions */
+	u64	input_reqs;	/*  INPUT requests */
+	u64	output_reqs;	/*  OUTPUT requests */
+};
+
+/**
+ * FCS remote port statistics
+ */
+struct bfa_itnim_stats_s {
+	u32        onlines;	/*  num rport online */
+	u32        offlines;	/*  num rport offline */
+	u32        prli_sent;	/*  num prli sent out */
+	u32        fcxp_alloc_wait;/*  num fcxp alloc waits */
+	u32        prli_rsp_err;	/*  num prli rsp errors */
+	u32        prli_rsp_acc;	/*  num prli rsp accepts */
+	u32        initiator;	/*  rport is an initiator */
+	u32        prli_rsp_parse_err;	/*  prli rsp parsing errors */
+	u32        prli_rsp_rjt;	/*  num prli rsp rejects */
+	u32        timeout;	/*  num timeouts detected */
+	u32        sler;		/*  num sler notification from BFA */
+	u32	rsvd;
+	struct bfa_itnim_hal_stats_s	hal_stats;
+};
+
+/**
+ * FCS itnim attributes returned in queries
+ */
+struct bfa_itnim_attr_s {
+	enum bfa_itnim_state state; /*  FCS itnim state        */
+	u8 retry;		/*  data retransmision support */
+	u8	task_retry_id;  /*  task retry ident support   */
+	u8 rec_support;    /*  REC supported              */
+	u8 conf_comp;      /*  confirmed completion supp  */
+};
+
+/**
+ * BFA ITNIM events.
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_ITNIM_AEN_NEW:       [in]: None  [out]: vf_id, lpwwn
+ * BFA_ITNIM_AEN_DELETE:    [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets),
+ *				  [out]: vf_id, ppwwn, lpwwn, rpwwn
+ * BFA_ITNIM_AEN_ONLINE:    [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets),
+ *				  [out]: vf_id, ppwwn, lpwwn, rpwwn
+ * BFA_ITNIM_AEN_OFFLINE:   [in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets),
+ *				  [out]: vf_id, ppwwn, lpwwn, rpwwn
+ * BFA_ITNIM_AEN_DISCONNECT:[in]: vf_id, lpwwn, rpwwn (0 = all fcp4 targets),
+ *				  [out]: vf_id, ppwwn, lpwwn, rpwwn
+ */
+enum bfa_itnim_aen_event {
+	BFA_ITNIM_AEN_ONLINE 	= 1,	/*  Target online */
+	BFA_ITNIM_AEN_OFFLINE 	= 2,	/*  Target offline */
+	BFA_ITNIM_AEN_DISCONNECT = 3,	/*  Target disconnected */
+};
+
+/**
+ * BFA ITNIM event data structure.
+ */
+struct bfa_itnim_aen_data_s {
+	u16        vf_id;	/*  vf_id of the IT nexus */
+	u16        rsvd[3];
+	wwn_t           ppwwn;	/*  WWN of its physical port */
+	wwn_t           lpwwn;	/*  WWN of logical port */
+	wwn_t           rpwwn;	/*  WWN of remote(target) port */
+};
+
+#endif /* __BFA_DEFS_ITNIM_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_led.h b/drivers/scsi/bfa/include/defs/bfa_defs_led.h
new file mode 100644
index 000000000000..62039273264e
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_led.h
@@ -0,0 +1,35 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_LED_H__
+#define __BFA_DEFS_LED_H__
+
+#define	BFA_LED_MAX_NUM		3
+
+enum bfa_led_op {
+	BFA_LED_OFF   = 0,
+	BFA_LED_ON    = 1,
+	BFA_LED_FLICK = 2,
+	BFA_LED_BLINK = 3,
+};
+
+enum bfa_led_color {
+	BFA_LED_GREEN = 0,
+	BFA_LED_AMBER = 1,
+};
+
+#endif /* __BFA_DEFS_LED_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_lport.h b/drivers/scsi/bfa/include/defs/bfa_defs_lport.h
new file mode 100644
index 000000000000..7359f82aacfc
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_lport.h
@@ -0,0 +1,68 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_LPORT_H__
+#define __BFA_DEFS_LPORT_H__
+
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_port.h>
+
+/**
+ * BFA AEN logical port events.
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_LPORT_AEN_NEW:       [in]: None         [out]: vf_id, ppwwn, lpwwn, roles
+ * BFA_LPORT_AEN_DELETE:    [in]: lpwwn        [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_ONLINE:    [in]: lpwwn        [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_OFFLINE:   [in]: lpwwn        [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_DISCONNECT:[in]: lpwwn        [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_NEW_PROP:  [in]: None         [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_DELETE_PROP:     [in]: lpwwn  [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_NEW_STANDARD:    [in]: None   [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_DELETE_STANDARD: [in]: lpwwn  [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_NPIV_DUP_WWN:    [in]: lpwwn  [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_NPIV_FABRIC_MAX: [in]: lpwwn  [out]: vf_id, ppwwn. lpwwn, roles
+ * BFA_LPORT_AEN_NPIV_UNKNOWN:    [in]: lpwwn  [out]: vf_id, ppwwn. lpwwn, roles
+ */
+enum bfa_lport_aen_event {
+	BFA_LPORT_AEN_NEW	= 1,	/*  LPort created event */
+	BFA_LPORT_AEN_DELETE	= 2,	/*  LPort deleted event */
+	BFA_LPORT_AEN_ONLINE	= 3,	/*  LPort online event */
+	BFA_LPORT_AEN_OFFLINE	= 4,	/*  LPort offline event */
+	BFA_LPORT_AEN_DISCONNECT = 5,	/*  LPort disconnect event */
+	BFA_LPORT_AEN_NEW_PROP	= 6,	/*  VPort created event */
+	BFA_LPORT_AEN_DELETE_PROP = 7,	/*  VPort deleted event */
+	BFA_LPORT_AEN_NEW_STANDARD = 8,	/*  VPort created event */
+	BFA_LPORT_AEN_DELETE_STANDARD = 9,  /*  VPort deleted event */
+	BFA_LPORT_AEN_NPIV_DUP_WWN = 10,    /*  VPort configured with
+					     *   duplicate WWN event
+						 */
+	BFA_LPORT_AEN_NPIV_FABRIC_MAX = 11, /*  Max NPIV in fabric/fport */
+	BFA_LPORT_AEN_NPIV_UNKNOWN = 12, /*  Unknown NPIV Error code event */
+};
+
+/**
+ * BFA AEN event data structure
+ */
+struct bfa_lport_aen_data_s {
+	u16        vf_id;	/*  vf_id of this logical port */
+	u16        rsvd;
+	enum bfa_port_role roles;	/*  Logical port mode,IM/TM/IP etc */
+	wwn_t           ppwwn;	/*  WWN of its physical port */
+	wwn_t           lpwwn;	/*  WWN of this logical port */
+};
+
+#endif /* __BFA_DEFS_LPORT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h b/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h
new file mode 100644
index 000000000000..13fd4ab6aae2
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_mfg.h
@@ -0,0 +1,58 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_MFG_H__
+#define __BFA_DEFS_MFG_H__
+
+#include <bfa_os_inc.h>
+
+/**
+ * Manufacturing block version
+ */
+#define BFA_MFG_VERSION				1
+
+/**
+ * Manufacturing block format
+ */
+#define BFA_MFG_SERIALNUM_SIZE			11
+#define BFA_MFG_PARTNUM_SIZE			14
+#define BFA_MFG_SUPPLIER_ID_SIZE		10
+#define BFA_MFG_SUPPLIER_PARTNUM_SIZE	20
+#define BFA_MFG_SUPPLIER_SERIALNUM_SIZE	20
+#define BFA_MFG_SUPPLIER_REVISION_SIZE	4
+#define STRSZ(_n)	(((_n) + 4) & ~3)
+
+/**
+ * VPD data length
+ */
+#define BFA_MFG_VPD_LEN     256
+
+/**
+ * All numerical fields are in big-endian format.
+ */
+struct bfa_mfg_vpd_s {
+    u8     version;    /*  vpd data version */
+    u8     vpd_sig[3]; /*  characters 'V', 'P', 'D' */
+    u8     chksum;     /*  u8 checksum */
+    u8     vendor;     /*  vendor */
+    u8     len;        /*  vpd data length excluding header */
+    u8     rsv;
+    u8     data[BFA_MFG_VPD_LEN];  /*  vpd data */
+};
+
+#pragma pack(1)
+
+#endif /* __BFA_DEFS_MFG_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pci.h b/drivers/scsi/bfa/include/defs/bfa_defs_pci.h
new file mode 100644
index 000000000000..c9b83321694b
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_pci.h
@@ -0,0 +1,41 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_PCI_H__
+#define __BFA_DEFS_PCI_H__
+
+/**
+ * PCI device and vendor ID information
+ */
+enum {
+	BFA_PCI_VENDOR_ID_BROCADE	= 0x1657,
+	BFA_PCI_DEVICE_ID_FC_8G2P	= 0x13,
+	BFA_PCI_DEVICE_ID_FC_8G1P	= 0x17,
+	BFA_PCI_DEVICE_ID_CT		= 0x14,
+};
+
+/**
+ * PCI sub-system device and vendor ID information
+ */
+enum {
+	BFA_PCI_FCOE_SSDEVICE_ID	= 0x14,
+};
+
+#define BFA_PCI_ACCESS_RANGES 1	/* Maximum number of device address ranges
+				 * mapped through different BAR(s). */
+
+#endif /* __BFA_DEFS_PCI_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pm.h b/drivers/scsi/bfa/include/defs/bfa_defs_pm.h
new file mode 100644
index 000000000000..e8d6d959006e
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_pm.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_PM_H__
+#define __BFA_DEFS_PM_H__
+
+#include <bfa_os_inc.h>
+
+/**
+ * BFA power management device states
+ */
+enum bfa_pm_ds {
+	BFA_PM_DS_D0 = 0,	/*  full power mode */
+	BFA_PM_DS_D1 = 1,	/*  power save state 1 */
+	BFA_PM_DS_D2 = 2,	/*  power save state 2 */
+	BFA_PM_DS_D3 = 3,	/*  power off state */
+};
+
+#endif /* __BFA_DEFS_PM_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pom.h b/drivers/scsi/bfa/include/defs/bfa_defs_pom.h
new file mode 100644
index 000000000000..d9fa278472b7
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_pom.h
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_POM_H__
+#define __BFA_DEFS_POM_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_types.h>
+
+/**
+ * POM health status levels for each attributes.
+ */
+enum bfa_pom_entry_health {
+	BFA_POM_HEALTH_NOINFO  = 1,	/*  no information */
+	BFA_POM_HEALTH_NORMAL  = 2,	/*  health is normal */
+	BFA_POM_HEALTH_WARNING = 3,	/*  warning level */
+	BFA_POM_HEALTH_ALARM   = 4,	/*  alarming level */
+};
+
+/**
+ * Reading of temperature/voltage/current/power
+ */
+struct bfa_pom_entry_s {
+	enum bfa_pom_entry_health health;	/*  POM entry health */
+	u32        curr_value;	/*  current value */
+	u32        thr_warn_high;	/*  threshold warning high */
+	u32        thr_warn_low;	/*  threshold warning low */
+	u32        thr_alarm_low;	/*  threshold alaram low */
+	u32        thr_alarm_high;	/*  threshold alarm high */
+};
+
+/**
+ * POM attributes
+ */
+struct bfa_pom_attr_s {
+	struct bfa_pom_entry_s temperature;	/*  centigrade */
+	struct bfa_pom_entry_s voltage;	/*  volts */
+	struct bfa_pom_entry_s curr;	/*  milli amps */
+	struct bfa_pom_entry_s txpower;	/*  micro watts */
+	struct bfa_pom_entry_s rxpower;	/*  micro watts */
+};
+
+#endif /* __BFA_DEFS_POM_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_port.h b/drivers/scsi/bfa/include/defs/bfa_defs_port.h
new file mode 100644
index 000000000000..de0696c81bc4
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_port.h
@@ -0,0 +1,245 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_PORT_H__
+#define __BFA_DEFS_PORT_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/types.h>
+#include <defs/bfa_defs_pport.h>
+#include <defs/bfa_defs_ioc.h>
+
+#define BFA_FCS_FABRIC_IPADDR_SZ  16
+
+/**
+ * symbolic names for base port/virtual port
+ */
+#define BFA_SYMNAME_MAXLEN	128	/* vmware/windows uses 128 bytes */
+struct bfa_port_symname_s {
+	char            symname[BFA_SYMNAME_MAXLEN];
+};
+
+/**
+* Roles of FCS port:
+ *     - FCP IM and FCP TM roles cannot be enabled together for a FCS port
+ *     - Create multiple ports if both IM and TM functions required.
+ *     - Atleast one role must be specified.
+ */
+enum bfa_port_role {
+	BFA_PORT_ROLE_FCP_IM 	= 0x01,	/*  FCP initiator role */
+	BFA_PORT_ROLE_FCP_TM 	= 0x02,	/*  FCP target role */
+	BFA_PORT_ROLE_FCP_IPFC 	= 0x04,	/*  IP over FC role */
+	BFA_PORT_ROLE_FCP_MAX 	= BFA_PORT_ROLE_FCP_IPFC | BFA_PORT_ROLE_FCP_IM
+};
+
+/**
+ * FCS port configuration.
+ */
+struct bfa_port_cfg_s {
+    wwn_t               pwwn;       /*  port wwn */
+    wwn_t               nwwn;       /*  node wwn */
+    struct bfa_port_symname_s  sym_name;   /*  vm port symbolic name */
+    enum bfa_port_role     roles;      /*  FCS port roles */
+	u32			rsvd;
+    u8             tag[16];	/*  opaque tag from application */
+};
+
+/**
+ * FCS port states
+ */
+enum bfa_port_state {
+	BFA_PORT_UNINIT  = 0,	/*  PORT is not yet initialized */
+	BFA_PORT_FDISC   = 1,	/*  FDISC is in progress */
+	BFA_PORT_ONLINE  = 2,	/*  login to fabric is complete */
+	BFA_PORT_OFFLINE = 3,	/*  No login to fabric */
+};
+
+/**
+ * FCS port type. Required for VmWare.
+ */
+enum bfa_port_type {
+	BFA_PORT_TYPE_PHYSICAL = 0,
+	BFA_PORT_TYPE_VIRTUAL,
+};
+
+/**
+ * FCS port offline reason. Required for VmWare.
+ */
+enum bfa_port_offline_reason {
+	BFA_PORT_OFFLINE_UNKNOWN = 0,
+	BFA_PORT_OFFLINE_LINKDOWN,
+	BFA_PORT_OFFLINE_FAB_UNSUPPORTED,	/*  NPIV not supported by the
+						 *    fabric */
+	BFA_PORT_OFFLINE_FAB_NORESOURCES,
+	BFA_PORT_OFFLINE_FAB_LOGOUT,
+};
+
+/**
+ * FCS lport info. Required for VmWare.
+ */
+struct bfa_port_info_s {
+	u8         port_type;	/* bfa_port_type_t : physical or
+					 * virtual */
+	u8         port_state;	/* one of bfa_port_state values */
+	u8         offline_reason;	/* one of bfa_port_offline_reason_t
+					 * values */
+	wwn_t           port_wwn;
+	wwn_t           node_wwn;
+
+	/*
+	 * following 4 feilds are valid for Physical Ports only
+	 */
+	u32        max_vports_supp;	/* Max supported vports */
+	u32        num_vports_inuse;	/* Num of in use vports */
+	u32        max_rports_supp;	/* Max supported rports */
+	u32        num_rports_inuse;	/* Num of doscovered rports */
+
+};
+
+/**
+ * FCS port statistics
+ */
+struct bfa_port_stats_s {
+	u32        ns_plogi_sent;
+	u32        ns_plogi_rsp_err;
+	u32        ns_plogi_acc_err;
+	u32        ns_plogi_accepts;
+	u32        ns_rejects;	/* NS command rejects */
+	u32        ns_plogi_unknown_rsp;
+	u32        ns_plogi_alloc_wait;
+
+	u32        ns_retries;	/* NS command retries */
+	u32        ns_timeouts;	/* NS command timeouts */
+
+	u32        ns_rspnid_sent;
+	u32        ns_rspnid_accepts;
+	u32        ns_rspnid_rsp_err;
+	u32        ns_rspnid_rejects;
+	u32        ns_rspnid_alloc_wait;
+
+	u32        ns_rftid_sent;
+	u32        ns_rftid_accepts;
+	u32        ns_rftid_rsp_err;
+	u32        ns_rftid_rejects;
+	u32        ns_rftid_alloc_wait;
+
+	u32	ns_rffid_sent;
+	u32	ns_rffid_accepts;
+	u32	ns_rffid_rsp_err;
+	u32	ns_rffid_rejects;
+	u32	ns_rffid_alloc_wait;
+
+	u32        ns_gidft_sent;
+	u32        ns_gidft_accepts;
+	u32        ns_gidft_rsp_err;
+	u32        ns_gidft_rejects;
+	u32        ns_gidft_unknown_rsp;
+	u32        ns_gidft_alloc_wait;
+
+	/*
+	 * Mgmt Server stats
+	 */
+	u32        ms_retries;	/* MS command retries */
+	u32        ms_timeouts;	/* MS command timeouts */
+	u32        ms_plogi_sent;
+	u32        ms_plogi_rsp_err;
+	u32        ms_plogi_acc_err;
+	u32        ms_plogi_accepts;
+	u32        ms_rejects;	/* NS command rejects */
+	u32        ms_plogi_unknown_rsp;
+	u32        ms_plogi_alloc_wait;
+
+	u32        num_rscn;	/* Num of RSCN received */
+	u32        num_portid_rscn;/* Num portid format RSCN
+								* received */
+
+	u32	uf_recvs; 	/* unsolicited recv frames      */
+	u32	uf_recv_drops; 	/* dropped received frames	*/
+
+	u32	rsvd; 		/* padding for 64 bit alignment */
+};
+
+/**
+ * BFA port attribute returned in queries
+ */
+struct bfa_port_attr_s {
+	enum bfa_port_state state;		/*  port state */
+	u32         pid;		/*  port ID */
+	struct bfa_port_cfg_s   port_cfg;	/*  port configuration */
+	enum bfa_pport_type port_type;	/*  current topology */
+	u32         loopback;	/*  cable is externally looped back */
+	wwn_t		fabric_name; /*  attached switch's nwwn */
+	u8		fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ]; /*  attached
+							* fabric's ip addr */
+};
+
+/**
+ * BFA physical port Level events
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_PORT_AEN_ONLINE:     [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_OFFLINE:    [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_RLIR:       [in]: None	[out]: pwwn, rlir_data, rlir_len
+ * BFA_PORT_AEN_SFP_INSERT: [in]: pwwn	[out]: port_id, pwwn
+ * BFA_PORT_AEN_SFP_REMOVE: [in]: pwwn	[out]: port_id, pwwn
+ * BFA_PORT_AEN_SFP_POM:    [in]: pwwn	[out]: level, port_id, pwwn
+ * BFA_PORT_AEN_ENABLE:     [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_DISABLE:    [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_AUTH_ON:    [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_AUTH_OFF:   [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_DISCONNECT: [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_QOS_NEG:    [in]: pwwn	[out]: pwwn
+ * BFA_PORT_AEN_FABRIC_NAME_CHANGE: [in]: pwwn, [out]: pwwn, fwwn
+ *
+ */
+enum bfa_port_aen_event {
+	BFA_PORT_AEN_ONLINE     = 1,	/*  Physical Port online event */
+	BFA_PORT_AEN_OFFLINE    = 2,	/*  Physical Port offline event */
+	BFA_PORT_AEN_RLIR       = 3,	/*  RLIR event, not supported */
+	BFA_PORT_AEN_SFP_INSERT = 4,	/*  SFP inserted event */
+	BFA_PORT_AEN_SFP_REMOVE = 5,	/*  SFP removed event */
+	BFA_PORT_AEN_SFP_POM    = 6,	/*  SFP POM event */
+	BFA_PORT_AEN_ENABLE     = 7,	/*  Physical Port enable event */
+	BFA_PORT_AEN_DISABLE    = 8,	/*  Physical Port disable event */
+	BFA_PORT_AEN_AUTH_ON    = 9,	/*  Physical Port auth success event */
+	BFA_PORT_AEN_AUTH_OFF   = 10,	/*  Physical Port auth fail event */
+	BFA_PORT_AEN_DISCONNECT = 11,	/*  Physical Port disconnect event */
+	BFA_PORT_AEN_QOS_NEG    = 12,  	/*  Base Port QOS negotiation event */
+	BFA_PORT_AEN_FABRIC_NAME_CHANGE = 13, /*  Fabric Name/WWN change
+					       * event */
+	BFA_PORT_AEN_SFP_ACCESS_ERROR = 14, /*  SFP read error event */
+	BFA_PORT_AEN_SFP_UNSUPPORT = 15, /*  Unsupported SFP event */
+};
+
+enum bfa_port_aen_sfp_pom {
+	BFA_PORT_AEN_SFP_POM_GREEN = 1,	/*  Normal */
+	BFA_PORT_AEN_SFP_POM_AMBER = 2,	/*  Warning */
+	BFA_PORT_AEN_SFP_POM_RED   = 3,	/*  Critical */
+	BFA_PORT_AEN_SFP_POM_MAX   = BFA_PORT_AEN_SFP_POM_RED
+};
+
+struct bfa_port_aen_data_s {
+	enum bfa_ioc_type_e ioc_type;
+	wwn_t           pwwn;	      /*  WWN of the physical port */
+	wwn_t           fwwn;	      /*  WWN of the fabric port */
+	mac_t           mac;	      /*  MAC addres of the ethernet port,
+				       * applicable to CNA port only */
+	int             phy_port_num; /*! For SFP related events */
+	enum bfa_port_aen_sfp_pom level; /*  Only transitions will
+					  * be informed */
+};
+
+#endif /* __BFA_DEFS_PORT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_pport.h b/drivers/scsi/bfa/include/defs/bfa_defs_pport.h
new file mode 100644
index 000000000000..a000bc4e2d4a
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_pport.h
@@ -0,0 +1,383 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_PPORT_H__
+#define __BFA_DEFS_PPORT_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/fc.h>
+#include <defs/bfa_defs_types.h>
+#include <defs/bfa_defs_qos.h>
+#include <cna/pstats/phyport_defs.h>
+
+/* Modify char* port_stt[] in bfal_port.c if a new state was added */
+enum bfa_pport_states {
+	BFA_PPORT_ST_UNINIT 		= 1,
+	BFA_PPORT_ST_ENABLING_QWAIT 	= 2,
+	BFA_PPORT_ST_ENABLING 		= 3,
+	BFA_PPORT_ST_LINKDOWN 		= 4,
+	BFA_PPORT_ST_LINKUP 		= 5,
+	BFA_PPORT_ST_DISABLING_QWAIT 	= 6,
+	BFA_PPORT_ST_DISABLING		= 7,
+	BFA_PPORT_ST_DISABLED 		= 8,
+	BFA_PPORT_ST_STOPPED 		= 9,
+	BFA_PPORT_ST_IOCDOWN 		= 10,
+	BFA_PPORT_ST_IOCDIS 		= 11,
+	BFA_PPORT_ST_FWMISMATCH		= 12,
+	BFA_PPORT_ST_MAX_STATE,
+};
+
+/**
+ * 	Port speed settings. Each specific speed is a bit field. Use multiple
+ *      bits to specify speeds to be selected for auto-negotiation.
+ */
+enum bfa_pport_speed {
+	BFA_PPORT_SPEED_UNKNOWN = 0,
+	BFA_PPORT_SPEED_1GBPS 	= 1,
+	BFA_PPORT_SPEED_2GBPS 	= 2,
+	BFA_PPORT_SPEED_4GBPS 	= 4,
+	BFA_PPORT_SPEED_8GBPS 	= 8,
+	BFA_PPORT_SPEED_10GBPS 	= 10,
+	BFA_PPORT_SPEED_AUTO =
+		(BFA_PPORT_SPEED_1GBPS | BFA_PPORT_SPEED_2GBPS |
+		 BFA_PPORT_SPEED_4GBPS | BFA_PPORT_SPEED_8GBPS),
+};
+
+/**
+ * 		Port operational type (in sync with SNIA port type).
+ */
+enum bfa_pport_type {
+	BFA_PPORT_TYPE_UNKNOWN = 1,	/*  port type is unkown */
+	BFA_PPORT_TYPE_TRUNKED = 2,	/*  Trunked mode */
+	BFA_PPORT_TYPE_NPORT   = 5,	/*  P2P with switched fabric */
+	BFA_PPORT_TYPE_NLPORT  = 6,	/*  public loop */
+	BFA_PPORT_TYPE_LPORT   = 20,	/*  private loop */
+	BFA_PPORT_TYPE_P2P     = 21,	/*  P2P with no switched fabric */
+	BFA_PPORT_TYPE_VPORT   = 22,	/*  NPIV - virtual port */
+};
+
+/**
+ * 		Port topology setting. A port's topology and fabric login status
+ * 		determine its operational type.
+ */
+enum bfa_pport_topology {
+	BFA_PPORT_TOPOLOGY_NONE = 0,	/*  No valid topology */
+	BFA_PPORT_TOPOLOGY_P2P  = 1,	/*  P2P only */
+	BFA_PPORT_TOPOLOGY_LOOP = 2,	/*  LOOP topology */
+	BFA_PPORT_TOPOLOGY_AUTO = 3,	/*  auto topology selection */
+};
+
+/**
+ * 		Physical port loopback types.
+ */
+enum bfa_pport_opmode {
+	BFA_PPORT_OPMODE_NORMAL   = 0x00, /*  normal non-loopback mode */
+	BFA_PPORT_OPMODE_LB_INT   = 0x01, /*  internal loop back */
+	BFA_PPORT_OPMODE_LB_SLW   = 0x02, /*  serial link wrapback (serdes) */
+	BFA_PPORT_OPMODE_LB_EXT   = 0x04, /*  external loop back (serdes) */
+	BFA_PPORT_OPMODE_LB_CBL   = 0x08, /*  cabled loop back */
+	BFA_PPORT_OPMODE_LB_NLINT = 0x20, /*  NL_Port internal loopback */
+};
+
+#define BFA_PPORT_OPMODE_LB_HARD(_mode)			\
+	((_mode == BFA_PPORT_OPMODE_LB_INT) ||		\
+     (_mode == BFA_PPORT_OPMODE_LB_SLW) ||		\
+     (_mode == BFA_PPORT_OPMODE_LB_EXT))
+
+/**
+		Port State (in sync with SNIA port state).
+ */
+enum bfa_pport_snia_state {
+	BFA_PPORT_STATE_UNKNOWN  = 1,	/*  port is not initialized */
+	BFA_PPORT_STATE_ONLINE   = 2,	/*  port is ONLINE */
+	BFA_PPORT_STATE_DISABLED = 3,	/*  port is disabled by user */
+	BFA_PPORT_STATE_BYPASSED = 4,	/*  port is bypassed (in LOOP) */
+	BFA_PPORT_STATE_DIAG     = 5,	/*  port diagnostics is active */
+	BFA_PPORT_STATE_LINKDOWN = 6,	/*  link is down */
+	BFA_PPORT_STATE_LOOPBACK = 8,	/*  port is looped back */
+};
+
+/**
+ * 		Port link state
+ */
+enum bfa_pport_linkstate {
+	BFA_PPORT_LINKUP 	 = 1,	/*  Physical port/Trunk link up */
+	BFA_PPORT_LINKDOWN 	 = 2,	/*  Physical port/Trunk link down */
+	BFA_PPORT_TRUNK_LINKDOWN = 3,	/*  Trunk link down (new tmaster) */
+};
+
+/**
+ * 		Port link state event
+ */
+#define bfa_pport_event_t enum bfa_pport_linkstate
+
+/**
+ * 		Port link state reason code
+ */
+enum bfa_pport_linkstate_rsn {
+	BFA_PPORT_LINKSTATE_RSN_NONE		= 0,
+	BFA_PPORT_LINKSTATE_RSN_DISABLED 	= 1,
+	BFA_PPORT_LINKSTATE_RSN_RX_NOS 		= 2,
+	BFA_PPORT_LINKSTATE_RSN_RX_OLS 		= 3,
+	BFA_PPORT_LINKSTATE_RSN_RX_LIP 		= 4,
+	BFA_PPORT_LINKSTATE_RSN_RX_LIPF7 	= 5,
+	BFA_PPORT_LINKSTATE_RSN_SFP_REMOVED 	= 6,
+	BFA_PPORT_LINKSTATE_RSN_PORT_FAULT 	= 7,
+	BFA_PPORT_LINKSTATE_RSN_RX_LOS 		= 8,
+	BFA_PPORT_LINKSTATE_RSN_LOCAL_FAULT 	= 9,
+	BFA_PPORT_LINKSTATE_RSN_REMOTE_FAULT 	= 10,
+	BFA_PPORT_LINKSTATE_RSN_TIMEOUT 	= 11,
+
+
+
+	/* CEE related reason codes/errors */
+	CEE_LLDP_INFO_AGED_OUT       = 20,
+	CEE_LLDP_SHUTDOWN_TLV_RCVD   = 21,
+	CEE_PEER_NOT_ADVERTISE_DCBX  = 22,
+	CEE_PEER_NOT_ADVERTISE_PG    = 23,
+	CEE_PEER_NOT_ADVERTISE_PFC   = 24,
+	CEE_PEER_NOT_ADVERTISE_FCOE  = 25,
+	CEE_PG_NOT_COMPATIBLE        = 26,
+	CEE_PFC_NOT_COMPATIBLE       = 27,
+	CEE_FCOE_NOT_COMPATIBLE      = 28,
+	CEE_BAD_PG_RCVD              = 29,
+	CEE_BAD_BW_RCVD              = 30,
+	CEE_BAD_PFC_RCVD             = 31,
+	CEE_BAD_FCOE_PRI_RCVD        = 32,
+	CEE_FCOE_PRI_PFC_OFF         = 33,
+	CEE_DUP_CONTROL_TLV_RCVD     = 34,
+	CEE_DUP_FEAT_TLV_RCVD        = 35,
+	CEE_APPLY_NEW_CFG            = 36,	/* reason, not an error */
+	CEE_PROTOCOL_INIT            = 37,  /* reason, not an error */
+	CEE_PHY_LINK_DOWN            = 38,
+	CEE_LLS_FCOE_ABSENT          = 39,
+	CEE_LLS_FCOE_DOWN            = 40
+};
+
+/**
+ *      Default Target Rate Limiting Speed.
+ */
+#define BFA_PPORT_DEF_TRL_SPEED  BFA_PPORT_SPEED_1GBPS
+
+/**
+ *      Physical port configuration
+ */
+struct bfa_pport_cfg_s {
+	u8         topology;	/*  bfa_pport_topology		*/
+	u8         speed;		/*  enum bfa_pport_speed	*/
+	u8         trunked;	/*  trunked or not		*/
+	u8         qos_enabled;	/*  qos enabled or not		*/
+	u8         trunk_ports;	/*  bitmap of trunked ports	*/
+	u8         cfg_hardalpa;	/*  is hard alpa configured	*/
+	u16        maxfrsize;	/*  maximum frame size		*/
+	u8         hardalpa;	/*  configured hard alpa	*/
+	u8         rx_bbcredit;	/*  receive buffer credits	*/
+	u8         tx_bbcredit;	/*  transmit buffer credits	*/
+	u8         ratelimit;	/*  ratelimit enabled or not	*/
+	u8         trl_def_speed;	/*  ratelimit default speed	*/
+	u8		rsvd[3];
+	u16   	path_tov;	/*  device path timeout	*/
+	u16   	q_depth;	/*  SCSI Queue depth		*/
+};
+
+/**
+ * 		Port attribute values.
+ */
+struct bfa_pport_attr_s {
+	/*
+	 * Static fields
+	 */
+	wwn_t           nwwn;		/*  node wwn */
+	wwn_t           pwwn;		/*  port wwn */
+	enum fc_cos     cos_supported;	/*  supported class of services */
+	u32        rsvd;
+	struct fc_symname_s    port_symname;	/*  port symbolic name */
+	enum bfa_pport_speed speed_supported; /*  supported speeds */
+	bfa_boolean_t   pbind_enabled;	/*  Will be set if Persistent binding
+					 *   enabled. Relevant only in Windows
+					 */
+
+	/*
+	 * Configured values
+	 */
+	struct bfa_pport_cfg_s pport_cfg;	/*  pport cfg */
+
+	/*
+	 * Dynamic field - info from BFA
+	 */
+	enum bfa_pport_states 	port_state;	/*  current port state */
+	enum bfa_pport_speed 	speed;		/*  current speed */
+	enum bfa_pport_topology 	topology;	/*  current topology */
+	bfa_boolean_t		beacon;		/*  current beacon status */
+	bfa_boolean_t		link_e2e_beacon;/*  set if link beacon on */
+	bfa_boolean_t		plog_enabled;	/*  set if portlog is enabled*/
+
+	/*
+	 * Dynamic field - info from FCS
+	 */
+	u32        	pid;		/*  port ID */
+	enum bfa_pport_type 	port_type;	/*  current topology */
+	u32        	loopback;	/*  external loopback */
+	u32		rsvd1;
+	u32		rsvd2;		/*  padding for 64 bit */
+};
+
+/**
+ * 		FC Port statistics.
+ */
+struct bfa_pport_fc_stats_s {
+	u64        secs_reset;	/*  seconds since stats is reset */
+	u64        tx_frames;	/*  transmitted frames */
+	u64        tx_words;	/*  transmitted words */
+	u64        rx_frames;	/*  received frames */
+	u64        rx_words;	/*  received words */
+	u64        lip_count;	/*  LIPs seen */
+	u64        nos_count;	/*  NOS count */
+	u64        error_frames;	/*  errored frames (sent?) */
+	u64        dropped_frames;	/*  dropped frames */
+	u64        link_failures;	/*  link failure count */
+	u64        loss_of_syncs;	/*  loss of sync count */
+	u64        loss_of_signals;/*  loss of signal count */
+	u64        primseq_errs;	/*  primitive sequence protocol */
+	u64        bad_os_count;	/*  invalid ordered set */
+	u64        err_enc_out;	/*  Encoding error outside frame */
+	u64        invalid_crcs;	/*  frames received with invalid CRC*/
+	u64	undersized_frm; /*  undersized frames */
+	u64	oversized_frm;	/*  oversized frames */
+	u64	bad_eof_frm;	/*  frames with bad EOF */
+	struct bfa_qos_stats_s	qos_stats;	/*  QoS statistics */
+};
+
+/**
+ * 		Eth Port statistics.
+ */
+struct bfa_pport_eth_stats_s {
+	u64	secs_reset;	/*  seconds since stats is reset */
+	u64	frame_64;      /*  both rx and tx counter */
+	u64	frame_65_127;      /* both rx and tx counter */
+	u64	frame_128_255;     /* both rx and tx counter */
+	u64	frame_256_511;     /* both rx and tx counter */
+	u64	frame_512_1023;    /* both rx and tx counter */
+	u64	frame_1024_1518;   /* both rx and tx counter */
+	u64	frame_1519_1522;   /* both rx and tx counter */
+
+	u64	tx_bytes;
+	u64	tx_packets;
+	u64	tx_mcast_packets;
+	u64	tx_bcast_packets;
+	u64	tx_control_frame;
+	u64	tx_drop;
+	u64	tx_jabber;
+	u64	tx_fcs_error;
+	u64	tx_fragments;
+
+	u64	rx_bytes;
+	u64	rx_packets;
+	u64	rx_mcast_packets;
+	u64	rx_bcast_packets;
+	u64	rx_control_frames;
+	u64	rx_unknown_opcode;
+	u64	rx_drop;
+	u64	rx_jabber;
+	u64	rx_fcs_error;
+	u64	rx_alignment_error;
+	u64	rx_frame_length_error;
+	u64	rx_code_error;
+	u64	rx_fragments;
+
+	u64	rx_pause; /* BPC */
+	u64	rx_zero_pause; /*  BPC Pause cancellation */
+	u64	tx_pause;      /* BPC */
+	u64	tx_zero_pause; /*  BPC Pause cancellation */
+	u64	rx_fcoe_pause; /* BPC */
+	u64	rx_fcoe_zero_pause; /*  BPC Pause cancellation */
+	u64	tx_fcoe_pause;      /* BPC */
+	u64	tx_fcoe_zero_pause; /*  BPC Pause cancellation */
+};
+
+/**
+ * 		Port statistics.
+ */
+union bfa_pport_stats_u {
+	struct bfa_pport_fc_stats_s	fc;
+	struct bfa_pport_eth_stats_s 	eth;
+};
+
+/**
+ *              Port FCP mappings.
+ */
+struct bfa_pport_fcpmap_s {
+	char		osdevname[256];
+	u32	bus;
+	u32        target;
+	u32        oslun;
+	u32        fcid;
+	wwn_t           nwwn;
+	wwn_t           pwwn;
+	u64        fcplun;
+	char		luid[256];
+};
+
+/**
+ *              Port RNID info.
+ */
+struct bfa_pport_rnid_s {
+	wwn_t             wwn;
+	u32          unittype;
+	u32          portid;
+	u32          attached_nodes_num;
+	u16          ip_version;
+	u16          udp_port;
+	u8           ipaddr[16];
+	u16          rsvd;
+	u16          topologydiscoveryflags;
+};
+
+/**
+ * 		Link state information
+ */
+struct bfa_pport_link_s {
+	u8         linkstate;	/*  Link state bfa_pport_linkstate */
+	u8         linkstate_rsn;	/*  bfa_pport_linkstate_rsn_t */
+	u8         topology;	/*  P2P/LOOP bfa_pport_topology */
+	u8         speed;		/*  Link speed (1/2/4/8 G) */
+	u32        linkstate_opt;	/*  Linkstate optional data (debug) */
+	u8         trunked;	/*  Trunked or not (1 or 0) */
+	u8         resvd[3];
+	struct bfa_qos_attr_s  qos_attr;   /* QoS Attributes */
+	struct bfa_qos_vc_attr_s qos_vc_attr;  /*  VC info from ELP */
+	union {
+		struct {
+			u8         tmaster;/*  Trunk Master or
+						 *    not (1 or 0) */
+			u8         tlinks;	/*  Trunk links bitmap
+						 *    (linkup) */
+			u8         resv1;	/*  Reserved */
+		} trunk_info;
+
+		struct {
+			u8         myalpa;	   /*  alpa claimed */
+			u8         login_req; /*  Login required or
+						    *    not (1 or 0) */
+			u8         alpabm_val;/*  alpa bitmap valid
+						    *    or not (1 or 0) */
+			struct fc_alpabm_s     alpabm;	   /*  alpa bitmap */
+		} loop_info;
+	} tl;
+};
+
+#endif /* __BFA_DEFS_PPORT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_qos.h b/drivers/scsi/bfa/include/defs/bfa_defs_qos.h
new file mode 100644
index 000000000000..aadbacd1d2d7
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_qos.h
@@ -0,0 +1,99 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_QOS_H__
+#define __BFA_DEFS_QOS_H__
+
+/**
+ * QoS states
+ */
+enum bfa_qos_state {
+	BFA_QOS_ONLINE = 1,		/*  QoS is online */
+	BFA_QOS_OFFLINE = 2,		/*  QoS is offline */
+};
+
+
+/**
+ * QoS  Priority levels.
+ */
+enum bfa_qos_priority {
+	BFA_QOS_UNKNOWN = 0,
+	BFA_QOS_HIGH  = 1,	/*  QoS Priority Level High */
+	BFA_QOS_MED  =  2,	/*  QoS Priority Level Medium */
+	BFA_QOS_LOW  =  3,	/*  QoS Priority Level Low */
+};
+
+
+/**
+ * QoS  bandwidth allocation for each priority level
+ */
+enum bfa_qos_bw_alloc {
+	BFA_QOS_BW_HIGH  = 60,	/*  bandwidth allocation for High */
+	BFA_QOS_BW_MED  =  30,	/*  bandwidth allocation for Medium */
+	BFA_QOS_BW_LOW  =  10,	/*  bandwidth allocation for Low */
+};
+
+/**
+ * QoS attribute returned in QoS Query
+ */
+struct bfa_qos_attr_s {
+	enum bfa_qos_state state;		/*  QoS current state */
+	u32  total_bb_cr;  	 	/*  Total BB Credits */
+};
+
+/**
+ * These fields should be displayed only from the CLI.
+ * There will be a separate BFAL API (get_qos_vc_attr ?)
+ * to retrieve this.
+ *
+ */
+#define  BFA_QOS_MAX_VC  16
+
+struct bfa_qos_vc_info_s {
+	u8 vc_credit;
+	u8 borrow_credit;
+	u8 priority;
+	u8 resvd;
+};
+
+struct bfa_qos_vc_attr_s {
+	u16  total_vc_count;                    /*  Total VC Count */
+	u16  shared_credit;
+	u32  elp_opmode_flags;
+	struct bfa_qos_vc_info_s vc_info[BFA_QOS_MAX_VC];  /*   as many as
+							    * total_vc_count */
+};
+
+/**
+ * QoS statistics
+ */
+struct bfa_qos_stats_s {
+	u32	flogi_sent; 		/*  QoS Flogi sent */
+	u32	flogi_acc_recvd;	/*  QoS Flogi Acc received */
+	u32	flogi_rjt_recvd; /*  QoS Flogi rejects received */
+	u32	flogi_retries;		/*  QoS Flogi retries */
+
+	u32	elp_recvd; 	   	/*  QoS ELP received */
+	u32	elp_accepted;       /*  QoS ELP Accepted */
+	u32	elp_rejected;       /*  QoS ELP rejected */
+	u32	elp_dropped;        /*  QoS ELP dropped  */
+
+	u32	qos_rscn_recvd;     /*  QoS RSCN received */
+	u32	rsvd; 		/* padding for 64 bit alignment */
+};
+
+#endif /* __BFA_DEFS_QOS_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_rport.h b/drivers/scsi/bfa/include/defs/bfa_defs_rport.h
new file mode 100644
index 000000000000..e0af59d6d2f6
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_rport.h
@@ -0,0 +1,199 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_RPORT_H__
+#define __BFA_DEFS_RPORT_H__
+
+#include <bfa_os_inc.h>
+#include <protocol/types.h>
+#include <defs/bfa_defs_pport.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_qos.h>
+
+/**
+ * FCS remote port states
+ */
+enum bfa_rport_state {
+	BFA_RPORT_UNINIT 	= 0,	/*  PORT is not yet initialized */
+	BFA_RPORT_OFFLINE 	= 1,	/*  rport is offline */
+	BFA_RPORT_PLOGI 	= 2,	/*  PLOGI to rport is in progress */
+	BFA_RPORT_ONLINE 	= 3,	/*  login to rport is complete */
+	BFA_RPORT_PLOGI_RETRY 	= 4,	/*  retrying login to rport */
+	BFA_RPORT_NSQUERY 	= 5,	/*  nameserver query */
+	BFA_RPORT_ADISC 	= 6,	/*  ADISC authentication */
+	BFA_RPORT_LOGO 		= 7,	/*  logging out with rport */
+	BFA_RPORT_LOGORCV 	= 8,	/*  handling LOGO from rport */
+	BFA_RPORT_NSDISC 	= 9,	/*  re-discover rport */
+};
+
+/**
+ *  Rport Scsi Function : Initiator/Target.
+ */
+enum bfa_rport_function {
+	BFA_RPORT_INITIATOR 	= 0x01,	/*  SCSI Initiator	*/
+	BFA_RPORT_TARGET 	= 0x02,	/*  SCSI Target	*/
+};
+
+/**
+ * port/node symbolic names for rport
+ */
+#define BFA_RPORT_SYMNAME_MAXLEN	255
+struct bfa_rport_symname_s {
+	char            symname[BFA_RPORT_SYMNAME_MAXLEN];
+};
+
+struct bfa_rport_hal_stats_s {
+	u32        sm_un_cr;	    /*  uninit: create events      */
+	u32        sm_un_unexp;	    /*  uninit: exception events   */
+	u32        sm_cr_on;	    /*  created: online events     */
+	u32        sm_cr_del;	    /*  created: delete events     */
+	u32        sm_cr_hwf;	    /*  created: IOC down          */
+	u32        sm_cr_unexp;	    /*  created: exception events  */
+	u32        sm_fwc_rsp;	    /*  fw create: f/w responses   */
+	u32        sm_fwc_del;	    /*  fw create: delete events   */
+	u32        sm_fwc_off;	    /*  fw create: offline events  */
+	u32        sm_fwc_hwf;	    /*  fw create: IOC down        */
+	u32        sm_fwc_unexp;	    /*  fw create: exception events*/
+	u32        sm_on_off;	    /*  online: offline events     */
+	u32        sm_on_del;	    /*  online: delete events      */
+	u32        sm_on_hwf;	    /*  online: IOC down events    */
+	u32        sm_on_unexp;	    /*  online: exception events   */
+	u32        sm_fwd_rsp;	    /*  fw delete: fw responses    */
+	u32        sm_fwd_del;	    /*  fw delete: delete events   */
+	u32        sm_fwd_hwf;	    /*  fw delete: IOC down events */
+	u32        sm_fwd_unexp;	    /*  fw delete: exception events*/
+	u32        sm_off_del;	    /*  offline: delete events     */
+	u32        sm_off_on;	    /*  offline: online events     */
+	u32        sm_off_hwf;	    /*  offline: IOC down events   */
+	u32        sm_off_unexp;	    /*  offline: exception events  */
+	u32        sm_del_fwrsp;	    /*  delete: fw responses       */
+	u32        sm_del_hwf;	    /*  delete: IOC down events    */
+	u32        sm_del_unexp;	    /*  delete: exception events   */
+	u32        sm_delp_fwrsp;	    /*  delete pend: fw responses  */
+	u32        sm_delp_hwf;	    /*  delete pend: IOC downs     */
+	u32        sm_delp_unexp;	    /*  delete pend: exceptions    */
+	u32        sm_offp_fwrsp;	    /*  off-pending: fw responses  */
+	u32        sm_offp_del;	    /*  off-pending: deletes       */
+	u32        sm_offp_hwf;	    /*  off-pending: IOC downs     */
+	u32        sm_offp_unexp;	    /*  off-pending: exceptions    */
+	u32        sm_iocd_off;	    /*  IOC down: offline events   */
+	u32        sm_iocd_del;	    /*  IOC down: delete events    */
+	u32        sm_iocd_on;	    /*  IOC down: online events    */
+	u32        sm_iocd_unexp;	    /*  IOC down: exceptions       */
+	u32        rsvd;
+};
+
+/**
+ * FCS remote port statistics
+ */
+struct bfa_rport_stats_s {
+	u32        offlines;           /*  remote port offline count  */
+	u32        onlines;            /*  remote port online count   */
+	u32        rscns;              /*  RSCN affecting rport       */
+	u32        plogis;		    /*  plogis sent                */
+	u32        plogi_accs;	    /*  plogi accepts              */
+	u32        plogi_timeouts;	    /*  plogi timeouts             */
+	u32        plogi_rejects;	    /*  rcvd plogi rejects         */
+	u32        plogi_failed;	    /*  local failure              */
+	u32        plogi_rcvd;	    /*  plogis rcvd                */
+	u32        prli_rcvd;          /*  inbound PRLIs              */
+	u32        adisc_rcvd;         /*  ADISCs received            */
+	u32        adisc_rejects;      /*  recvd  ADISC rejects       */
+	u32        adisc_sent;         /*  ADISC requests sent        */
+	u32        adisc_accs;         /*  ADISC accepted by rport    */
+	u32        adisc_failed;       /*  ADISC failed (no response) */
+	u32        adisc_rejected;     /*  ADISC rejected by us    */
+	u32        logos;              /*  logos sent                 */
+	u32        logo_accs;          /*  LOGO accepts from rport    */
+	u32        logo_failed;        /*  LOGO failures              */
+	u32        logo_rejected;      /*  LOGO rejects from rport    */
+	u32        logo_rcvd;          /*  LOGO from remote port      */
+
+	u32        rpsc_rcvd;         /*  RPSC received            */
+	u32        rpsc_rejects;      /*  recvd  RPSC rejects       */
+	u32        rpsc_sent;         /*  RPSC requests sent        */
+	u32        rpsc_accs;         /*  RPSC accepted by rport    */
+	u32        rpsc_failed;       /*  RPSC failed (no response) */
+	u32        rpsc_rejected;     /*  RPSC rejected by us    */
+
+	u32        rsvd;
+	struct bfa_rport_hal_stats_s	hal_stats;  /*  BFA rport stats    */
+};
+
+/**
+ *  Rport's QoS attributes
+ */
+struct bfa_rport_qos_attr_s {
+	enum bfa_qos_priority qos_priority;  /*  rport's QoS priority   */
+	u32	       qos_flow_id;	  /*  QoS flow Id	 */
+};
+
+/**
+ * FCS remote port attributes returned in queries
+ */
+struct bfa_rport_attr_s {
+	wwn_t           	nwwn;	/*  node wwn */
+	wwn_t           	pwwn;	/*  port wwn */
+	enum fc_cos cos_supported;	/*  supported class of services */
+	u32        	pid;	/*  port ID */
+	u32        	df_sz;	/*  Max payload size */
+	enum bfa_rport_state 	state;	/*  Rport State machine state */
+	enum fc_cos        	fc_cos;	/*  FC classes of services */
+	bfa_boolean_t   	cisc;	/*  CISC capable device */
+	struct bfa_rport_symname_s symname; /*  Symbolic Name */
+	enum bfa_rport_function	scsi_function; /*  Initiator/Target */
+	struct bfa_rport_qos_attr_s qos_attr; /*  qos attributes  */
+	enum bfa_pport_speed curr_speed;   /*  operating speed got from
+					    * RPSC ELS. UNKNOWN, if RPSC
+					    * is not supported */
+	bfa_boolean_t 	trl_enforced;	/*  TRL enforced ? TRUE/FALSE */
+	enum bfa_pport_speed	assigned_speed;	/* Speed assigned by the user.
+						 * will be used if RPSC is not
+						 * supported by the rport */
+};
+
+#define bfa_rport_aen_qos_data_t struct bfa_rport_qos_attr_s
+
+/**
+ * BFA remote port events
+ * Arguments below are in BFAL context from Mgmt
+ * BFA_RPORT_AEN_ONLINE:    [in]: lpwwn	[out]: vf_id, lpwwn, rpwwn
+ * BFA_RPORT_AEN_OFFLINE:   [in]: lpwwn [out]: vf_id, lpwwn, rpwwn
+ * BFA_RPORT_AEN_DISCONNECT:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn
+ * BFA_RPORT_AEN_QOS_PRIO:  [in]: lpwwn [out]: vf_id, lpwwn, rpwwn, prio
+ * BFA_RPORT_AEN_QOS_FLOWID:[in]: lpwwn [out]: vf_id, lpwwn, rpwwn, flow_id
+ */
+enum bfa_rport_aen_event {
+	BFA_RPORT_AEN_ONLINE      = 1,	/*  RPort online event */
+	BFA_RPORT_AEN_OFFLINE     = 2,	/*  RPort offline event */
+	BFA_RPORT_AEN_DISCONNECT  = 3,	/*  RPort disconnect event */
+	BFA_RPORT_AEN_QOS_PRIO    = 4,	/*  QOS priority change event */
+	BFA_RPORT_AEN_QOS_FLOWID  = 5,	/*  QOS flow Id change event */
+};
+
+struct bfa_rport_aen_data_s {
+	u16        vf_id;	/*  vf_id of this logical port */
+	u16        rsvd[3];
+	wwn_t           ppwwn;	/*  WWN of its physical port */
+	wwn_t           lpwwn;	/*  WWN of this logical port */
+	wwn_t           rpwwn;	/*  WWN of this remote port */
+	union {
+		bfa_rport_aen_qos_data_t qos;
+	} priv;
+};
+
+#endif /* __BFA_DEFS_RPORT_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_status.h b/drivers/scsi/bfa/include/defs/bfa_defs_status.h
new file mode 100644
index 000000000000..cdceaeb9f4b8
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_status.h
@@ -0,0 +1,255 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_STATUS_H__
+#define __BFA_DEFS_STATUS_H__
+
+/**
+ * API status return values
+ *
+ * NOTE: The error msgs are auto generated from the comments. Only singe line
+ * comments are supported
+ */
+enum bfa_status {
+	BFA_STATUS_OK 		= 0,	/*  Success */
+	BFA_STATUS_FAILED 	= 1,	/*  Operation failed */
+	BFA_STATUS_EINVAL 	= 2,	/*  Invalid params Check input
+					 * parameters */
+	BFA_STATUS_ENOMEM 	= 3,	/*  Out of resources */
+	BFA_STATUS_ENOSYS 	= 4,	/*  Function not implemented */
+	BFA_STATUS_ETIMER 	= 5,	/*  Timer expired - Retry, if
+					 * persists, contact support */
+	BFA_STATUS_EPROTOCOL 	= 6,	/*  Protocol error */
+	BFA_STATUS_ENOFCPORTS 	= 7,	/*  No FC ports resources */
+	BFA_STATUS_NOFLASH 	= 8,	/*  Flash not present */
+	BFA_STATUS_BADFLASH 	= 9,	/*  Flash is corrupted or bad */
+	BFA_STATUS_SFP_UNSUPP 	= 10,	/*  Unsupported SFP - Replace SFP */
+	BFA_STATUS_UNKNOWN_VFID = 11,	/*  VF_ID not found */
+	BFA_STATUS_DATACORRUPTED = 12,	/*  Diag returned data corrupted
+					 * contact support */
+	BFA_STATUS_DEVBUSY 	= 13,	/*  Device busy - Retry operation */
+	BFA_STATUS_ABORTED 	= 14,	/*  Operation aborted */
+	BFA_STATUS_NODEV 	= 15,	/*  Dev is not present */
+	BFA_STATUS_HDMA_FAILED 	= 16,	/*  Host dma failed contact support */
+	BFA_STATUS_FLASH_BAD_LEN = 17,	/*  Flash bad length */
+	BFA_STATUS_UNKNOWN_LWWN = 18,	/*  LPORT PWWN not found */
+	BFA_STATUS_UNKNOWN_RWWN = 19,	/*  RPORT PWWN not found */
+	BFA_STATUS_FCPT_LS_RJT 	= 20,	/*  Got LS_RJT for FC Pass
+					 * through Req */
+	BFA_STATUS_VPORT_EXISTS = 21,	/*  VPORT already exists */
+	BFA_STATUS_VPORT_MAX 	= 22,	/*  Reached max VPORT supported
+					 * limit */
+	BFA_STATUS_UNSUPP_SPEED = 23,	/*  Invalid Speed Check speed
+					 * setting */
+	BFA_STATUS_INVLD_DFSZ 	= 24,	/*  Invalid Max data field size */
+	BFA_STATUS_CNFG_FAILED 	= 25,	/*  Setting can not be persisted */
+	BFA_STATUS_CMD_NOTSUPP 	= 26,	/*  Command/API not supported */
+	BFA_STATUS_NO_ADAPTER 	= 27,	/*  No Brocade Adapter Found */
+	BFA_STATUS_LINKDOWN 	= 28,	/*  Link is down - Check or replace
+					 * SFP/cable */
+	BFA_STATUS_FABRIC_RJT 	= 29,	/*  Reject from attached fabric */
+	BFA_STATUS_UNKNOWN_VWWN = 30,	/*  VPORT PWWN not found */
+	BFA_STATUS_NSLOGIN_FAILED = 31,	/*  Nameserver login failed */
+	BFA_STATUS_NO_RPORTS 	= 32,	/*  No remote ports found */
+	BFA_STATUS_NSQUERY_FAILED = 33,	/*  Nameserver query failed */
+	BFA_STATUS_PORT_OFFLINE = 34,	/*  Port is not online */
+	BFA_STATUS_RPORT_OFFLINE = 35,	/*  RPORT is not online */
+	BFA_STATUS_TGTOPEN_FAILED = 36,	/*  Remote SCSI target open failed */
+	BFA_STATUS_BAD_LUNS 	= 37,	/*  No valid LUNs found */
+	BFA_STATUS_IO_FAILURE 	= 38,	/*  SCSI target IO failure */
+	BFA_STATUS_NO_FABRIC 	= 39,	/*  No switched fabric present */
+	BFA_STATUS_EBADF 	= 40,	/*  Bad file descriptor */
+	BFA_STATUS_EINTR 	= 41,	/*  A signal was caught during ioctl */
+	BFA_STATUS_EIO 		= 42,	/*  I/O error */
+	BFA_STATUS_ENOTTY 	= 43,	/*  Inappropriate I/O control
+					 * operation */
+	BFA_STATUS_ENXIO 	= 44,	/*  No such device or address */
+	BFA_STATUS_EFOPEN 	= 45,	/*  Failed to open file */
+	BFA_STATUS_VPORT_WWN_BP = 46,	/*  WWN is same as base port's WWN */
+	BFA_STATUS_PORT_NOT_DISABLED = 47, /*  Port not disabled disable port
+					    * first */
+	BFA_STATUS_BADFRMHDR 	= 48,	/*  Bad frame header */
+	BFA_STATUS_BADFRMSZ 	= 49,	/*  Bad frame size check and replace
+					 * SFP/cable */
+	BFA_STATUS_MISSINGFRM 	= 50,	/*  Missing frame check and replace
+					 * SFP/cable */
+	BFA_STATUS_LINKTIMEOUT 	= 51,	/*  Link timeout check and replace
+					 * SFP/cable */
+	BFA_STATUS_NO_FCPIM_NEXUS = 52,	/*  No FCP Nexus exists with the
+					 * rport */
+	BFA_STATUS_CHECKSUM_FAIL = 53,	/*  checksum failure */
+	BFA_STATUS_GZME_FAILED 	= 54,	/*  Get zone member query failed */
+	BFA_STATUS_SCSISTART_REQD = 55,	/*  SCSI disk require START command */
+	BFA_STATUS_IOC_FAILURE 	= 56,	/*  IOC failure - Retry, if persists
+					 * contact support */
+	BFA_STATUS_INVALID_WWN 	= 57,	/*  Invalid WWN */
+	BFA_STATUS_MISMATCH 	= 58,	/*  Version mismatch */
+	BFA_STATUS_IOC_ENABLED 	= 59,	/*  IOC is already enabled */
+	BFA_STATUS_ADAPTER_ENABLED = 60, /*  Adapter is not disabled disable
+					  * adapter first */
+	BFA_STATUS_IOC_NON_OP 	= 61,	/*  IOC is not operational. Enable IOC
+					 * and if it still fails,
+					 * contact support */
+	BFA_STATUS_ADDR_MAP_FAILURE = 62, /*  PCI base address not mapped
+					   * in OS */
+	BFA_STATUS_SAME_NAME 	= 63,	/*  Name exists! use a different
+					 * name */
+	BFA_STATUS_PENDING      = 64,   /*  API completes asynchronously */
+	BFA_STATUS_8G_SPD	= 65,	/*  Speed setting not valid for
+					 * 8G HBA */
+	BFA_STATUS_4G_SPD	= 66,	/*  Speed setting not valid for
+					 * 4G HBA */
+	BFA_STATUS_AD_IS_ENABLE = 67,	/*  Adapter is already enabled */
+	BFA_STATUS_EINVAL_TOV 	= 68,	/*  Invalid path failover TOV */
+	BFA_STATUS_EINVAL_QDEPTH = 69,	/*  Invalid queue depth value */
+	BFA_STATUS_VERSION_FAIL = 70,	/*  Application/Driver version
+					 * mismatch */
+	BFA_STATUS_DIAG_BUSY    = 71,	/*  diag busy */
+	BFA_STATUS_BEACON_ON	= 72,	/*  Port Beacon already on */
+	BFA_STATUS_BEACON_OFF	= 73,	/*  Port Beacon already off */
+	BFA_STATUS_LBEACON_ON   = 74,	/*  Link End-to-End Beacon already
+					 * on */
+	BFA_STATUS_LBEACON_OFF	= 75,	/*  Link End-to-End Beacon already
+					 * off */
+	BFA_STATUS_PORT_NOT_INITED = 76, /*  Port not initialized */
+	BFA_STATUS_RPSC_ENABLED = 77, /*  Target has a valid speed */
+	BFA_STATUS_ENOFSAVE = 78,	/*  No saved firmware trace */
+	BFA_STATUS_BAD_FILE = 79,	/*  Not a valid Brocade Boot Code
+					 * file */
+	BFA_STATUS_RLIM_EN = 80,	/*  Target rate limiting is already
+					 * enabled */
+	BFA_STATUS_RLIM_DIS = 81,  /*  Target rate limiting is already
+				    * disabled */
+	BFA_STATUS_IOC_DISABLED = 82,   /*  IOC is already disabled */
+	BFA_STATUS_ADAPTER_DISABLED = 83,   /*  Adapter is already disabled */
+	BFA_STATUS_BIOS_DISABLED = 84,   /*  Bios is already disabled */
+	BFA_STATUS_AUTH_ENABLED = 85,   /*  Authentication is already
+					 * enabled */
+	BFA_STATUS_AUTH_DISABLED = 86,   /*  Authentication is already
+					 * disabled */
+	BFA_STATUS_ERROR_TRL_ENABLED = 87,   /*  Target rate limiting is
+					      * enabled */
+	BFA_STATUS_ERROR_QOS_ENABLED = 88,   /*  QoS is enabled */
+	BFA_STATUS_NO_SFP_DEV = 89, /*  No SFP device check or replace SFP */
+	BFA_STATUS_MEMTEST_FAILED = 90,	/*  Memory test failed contact
+					 * support */
+	BFA_STATUS_INVALID_DEVID = 91,	/*  Invalid device id provided */
+	BFA_STATUS_QOS_ENABLED = 92, /*  QOS is already enabled */
+	BFA_STATUS_QOS_DISABLED = 93, /*  QOS is already disabled */
+	BFA_STATUS_INCORRECT_DRV_CONFIG = 94, /*  Check configuration
+					       * key/value pair */
+	BFA_STATUS_REG_FAIL = 95, /*  Can't read windows registry */
+	BFA_STATUS_IM_INV_CODE = 96, /*  Invalid IOCTL code */
+	BFA_STATUS_IM_INV_VLAN = 97, /*  Invalid VLAN ID */
+	BFA_STATUS_IM_INV_ADAPT_NAME = 98, /*  Invalid adapter name */
+	BFA_STATUS_IM_LOW_RESOURCES = 99, /*  Memory allocation failure in
+					   * driver */
+	BFA_STATUS_IM_VLANID_IS_PVID = 100, /*  Given VLAN id same as PVID */
+	BFA_STATUS_IM_VLANID_EXISTS = 101, /*  Given VLAN id already exists */
+	BFA_STATUS_IM_FW_UPDATE_FAIL = 102, /*  Updating firmware with new
+					     * VLAN ID failed */
+	BFA_STATUS_PORTLOG_ENABLED = 103, /*  Port Log is already enabled */
+	BFA_STATUS_PORTLOG_DISABLED = 104, /*  Port Log is already disabled */
+	BFA_STATUS_FILE_NOT_FOUND = 105, /*  Specified file could not be
+					  * found */
+	BFA_STATUS_QOS_FC_ONLY = 106, /*  QOS can be enabled for FC mode
+				       * only */
+	BFA_STATUS_RLIM_FC_ONLY = 107, /*  RATELIM can be enabled for FC mode
+					* only */
+	BFA_STATUS_CT_SPD = 108, /*  Invalid speed selection for Catapult. */
+	BFA_STATUS_LEDTEST_OP = 109, /*  LED test is operating */
+	BFA_STATUS_CEE_NOT_DN = 110, /*  eth port is not at down state, please
+				      * bring down first */
+	BFA_STATUS_10G_SPD = 111, /*  Speed setting not valid for 10G HBA */
+	BFA_STATUS_IM_INV_TEAM_NAME = 112, /*  Invalid team name */
+	BFA_STATUS_IM_DUP_TEAM_NAME = 113, /*  Given team name already
+					    * exists */
+	BFA_STATUS_IM_ADAPT_ALREADY_IN_TEAM = 114, /*  Given adapter is part
+						    * of another team */
+	BFA_STATUS_IM_ADAPT_HAS_VLANS = 115, /*  Adapter has VLANs configured.
+					      * Delete all VLANs before
+					      * creating team */
+	BFA_STATUS_IM_PVID_MISMATCH = 116, /*  Mismatching PVIDs configured
+					    * for adapters */
+	BFA_STATUS_IM_LINK_SPEED_MISMATCH = 117, /*  Mismatching link speeds
+						  * configured for adapters */
+	BFA_STATUS_IM_MTU_MISMATCH = 118, /*  Mismatching MTUs configured for
+					   * adapters */
+	BFA_STATUS_IM_RSS_MISMATCH = 119, /*  Mismatching RSS parameters
+					   * configured for adapters */
+	BFA_STATUS_IM_HDS_MISMATCH = 120, /*  Mismatching HDS parameters
+					   * configured for adapters */
+	BFA_STATUS_IM_OFFLOAD_MISMATCH = 121, /*  Mismatching offload
+					       * parameters configured for
+					       * adapters */
+	BFA_STATUS_IM_PORT_PARAMS = 122, /*  Error setting port parameters */
+	BFA_STATUS_IM_PORT_NOT_IN_TEAM = 123, /*  Port is not part of team */
+	BFA_STATUS_IM_CANNOT_REM_PRI = 124, /*  Primary adapter cannot be
+					     * removed. Change primary before
+					     * removing */
+	BFA_STATUS_IM_MAX_PORTS_REACHED = 125, /*  Exceeding maximum ports
+						* per team */
+	BFA_STATUS_IM_LAST_PORT_DELETE = 126, /*  Last port in team being
+					       * deleted */
+	BFA_STATUS_IM_NO_DRIVER = 127, /*  IM driver is not installed */
+	BFA_STATUS_IM_MAX_VLANS_REACHED = 128, /*  Exceeding maximum VLANs
+						* per port */
+	BFA_STATUS_TOMCAT_SPD_NOT_ALLOWED = 129, /* Bios speed config not
+						  * allowed for CNA */
+	BFA_STATUS_NO_MINPORT_DRIVER = 130, /*  Miniport driver is not
+					     * loaded */
+	BFA_STATUS_CARD_TYPE_MISMATCH = 131, /*  Card type mismatch */
+	BFA_STATUS_BAD_ASICBLK = 132, /*  Bad ASIC block */
+	BFA_STATUS_NO_DRIVER = 133, /*  Storage/Ethernet driver not loaded */
+	BFA_STATUS_INVALID_MAC = 134, /*  Invalid mac address */
+	BFA_STATUS_IM_NO_VLAN = 135, /*  No VLANs configured on the adapter */
+	BFA_STATUS_IM_ETH_LB_FAILED = 136, /*  Ethernet loopback test failed */
+	BFA_STATUS_IM_PVID_REMOVE = 137, /*  Cannot remove port vlan (PVID) */
+	BFA_STATUS_IM_PVID_EDIT = 138, /*  Cannot edit port vlan (PVID) */
+	BFA_STATUS_CNA_NO_BOOT = 139, /*  Boot upload not allowed for CNA */
+	BFA_STATUS_IM_PVID_NON_ZERO = 140, /*  Port VLAN ID (PVID) is Set to
+					    * Non-Zero Value */
+	BFA_STATUS_IM_INETCFG_LOCK_FAILED = 141, /*  Acquiring Network
+						  * Subsytem Lock Failed.Please
+						  * try after some time */
+	BFA_STATUS_IM_GET_INETCFG_FAILED = 142, /*  Acquiring Network Subsytem
+						 * handle Failed. Please try
+						 * after some time */
+	BFA_STATUS_IM_NOT_BOUND = 143, /*  Brocade 10G Ethernet Service is not
+					* Enabled on this port */
+	BFA_STATUS_INSUFFICIENT_PERMS = 144, /*  User doesn't have sufficient
+					      * permissions to execute the BCU
+					      * application */
+	BFA_STATUS_IM_INV_VLAN_NAME = 145, /*  Invalid/Reserved Vlan name
+					    * string. The name is not allowed
+					    * for the normal Vlans */
+	BFA_STATUS_CMD_NOTSUPP_CNA = 146, /*  Command not supported for CNA */
+	BFA_STATUS_IM_PASSTHRU_EDIT = 147, /*  Can not edit passthru vlan id */
+	BFA_STATUS_IM_BIND_FAILED = 148, /*! < IM Driver bind operation
+					  * failed */
+	BFA_STATUS_IM_UNBIND_FAILED = 149, /* ! < IM Driver unbind operation
+					    * failed */
+	BFA_STATUS_MAX_VAL		/*  Unknown error code */
+};
+#define bfa_status_t enum bfa_status
+
+enum bfa_eproto_status {
+	BFA_EPROTO_BAD_ACCEPT = 0,
+	BFA_EPROTO_UNKNOWN_RSP = 1
+};
+#define bfa_eproto_status_t enum bfa_eproto_status
+
+#endif /* __BFA_DEFS_STATUS_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_tin.h b/drivers/scsi/bfa/include/defs/bfa_defs_tin.h
new file mode 100644
index 000000000000..e05a2db7abed
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_tin.h
@@ -0,0 +1,118 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_TIN_H__
+#define __BFA_DEFS_TIN_H__
+
+#include <protocol/types.h>
+#include <protocol/fc.h>
+
+/**
+ * FCS tin states
+ */
+enum bfa_tin_state_e {
+	BFA_TIN_SM_OFFLINE = 0,		/*  tin is offline */
+	BFA_TIN_SM_WOS_LOGIN = 1,	/*  Waiting PRLI ACC/RJT from ULP */
+	BFA_TIN_SM_WFW_ONLINE = 2,	/*  Waiting ACK to PRLI ACC from FW */
+	BFA_TIN_SM_ONLINE = 3,		/*  tin login is complete */
+	BFA_TIN_SM_WIO_RELOGIN = 4,	/*  tin relogin is in progress */
+	BFA_TIN_SM_WIO_LOGOUT = 5,	/*  Processing of PRLO req from
+					 *   Initiator is in progress
+					 */
+	BFA_TIN_SM_WOS_LOGOUT = 6,	/*  Processing of PRLO req from
+					 *   Initiator is in progress
+					 */
+	BFA_TIN_SM_WIO_CLEAN = 7,	/*  Waiting for IO cleanup before tin
+					 *   is offline. This can be triggered
+					 *   by RPORT LOGO (rcvd/sent) or by
+					 *   PRLO (rcvd/sent)
+					 */
+};
+
+struct bfa_prli_req_s {
+	struct fchs_s fchs;
+	struct fc_prli_s prli_payload;
+};
+
+struct bfa_prlo_req_s {
+	struct fchs_s fchs;
+	struct fc_prlo_s prlo_payload;
+};
+
+void bfa_tin_send_login_rsp(void *bfa_tin, u32 login_rsp,
+				struct fc_ls_rjt_s rjt_payload);
+void bfa_tin_send_logout_rsp(void *bfa_tin, u32 logout_rsp,
+				struct fc_ls_rjt_s rjt_payload);
+/**
+ * FCS target port statistics
+ */
+struct bfa_tin_stats_s {
+	u32 onlines;	/*  ITN nexus onlines (PRLI done) */
+	u32 offlines;	/*  ITN Nexus offlines 	*/
+	u32 prli_req_parse_err;	/*  prli req parsing errors */
+	u32 prli_rsp_rjt;	/*  num prli rsp rejects sent */
+	u32 prli_rsp_acc;	/*  num prli rsp accepts sent */
+	u32 cleanup_comps;	/*  ITN cleanup completions */
+};
+
+/**
+ * FCS tin attributes returned in queries
+ */
+struct bfa_tin_attr_s {
+	enum bfa_tin_state_e state;
+	u8	seq_retry;    /*  Sequence retry supported      */
+	u8	rsvd[3];
+};
+
+/**
+ * BFA TIN async event data structure for BFAL
+ */
+enum bfa_tin_aen_event {
+	BFA_TIN_AEN_ONLINE 	= 1,	/*  Target online */
+	BFA_TIN_AEN_OFFLINE 	= 2,	/*  Target offline */
+	BFA_TIN_AEN_DISCONNECT	= 3,	/*  Target disconnected */
+};
+
+/**
+ * BFA TIN event data structure.
+ */
+struct bfa_tin_aen_data_s {
+	u16 vf_id;	/*  vf_id of the IT nexus */
+	u16 rsvd[3];
+	wwn_t lpwwn;	/*  WWN of logical port */
+	wwn_t rpwwn;	/*  WWN of remote(target) port */
+};
+
+/**
+ * Below APIs are needed from BFA driver
+ * Move these to BFA driver public header file?
+ */
+/*  TIN rcvd new PRLI & gets bfad_tin_t ptr from driver this callback */
+void *bfad_tin_rcvd_login_req(void *bfad_tm_port, void *bfa_tin,
+				wwn_t rp_wwn, u32 rp_fcid,
+				struct bfa_prli_req_s prli_req);
+/*  TIN rcvd new PRLO */
+void bfad_tin_rcvd_logout_req(void *bfad_tin, wwn_t rp_wwn, u32 rp_fcid,
+				struct bfa_prlo_req_s prlo_req);
+/*  TIN is online and ready for IO */
+void bfad_tin_online(void *bfad_tin);
+/*  TIN is offline and BFA driver can shutdown its upper stack */
+void bfad_tin_offline(void *bfad_tin);
+/*  TIN does not need this BFA driver tin tag anymore, so can be freed */
+void bfad_tin_res_free(void *bfad_tin);
+
+#endif /* __BFA_DEFS_TIN_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h b/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h
new file mode 100644
index 000000000000..31881d218515
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_tsensor.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_TSENSOR_H__
+#define __BFA_DEFS_TSENSOR_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_types.h>
+
+/**
+ * Temperature sensor status values
+ */
+enum bfa_tsensor_status {
+	BFA_TSENSOR_STATUS_UNKNOWN   = 1,   /*  unkown status */
+	BFA_TSENSOR_STATUS_FAULTY    = 2,   /*  sensor is faulty */
+	BFA_TSENSOR_STATUS_BELOW_MIN = 3,   /*  temperature below mininum */
+	BFA_TSENSOR_STATUS_NOMINAL   = 4,   /*  normal temperature */
+	BFA_TSENSOR_STATUS_ABOVE_MAX = 5,   /*  temperature above maximum */
+};
+
+/**
+ * Temperature sensor attribute
+ */
+struct bfa_tsensor_attr_s {
+	enum bfa_tsensor_status status;	/*  temperature sensor status */
+	u32        	value;	/*  current temperature in celsius */
+};
+
+#endif /* __BFA_DEFS_TSENSOR_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_types.h b/drivers/scsi/bfa/include/defs/bfa_defs_types.h
new file mode 100644
index 000000000000..4348332b107a
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_types.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_TYPES_H__
+#define __BFA_DEFS_TYPES_H__
+
+#include <bfa_os_inc.h>
+
+enum bfa_boolean {
+	BFA_FALSE = 0,
+	BFA_TRUE  = 1
+};
+#define bfa_boolean_t enum bfa_boolean
+
+#define BFA_STRING_32	32
+
+#endif /* __BFA_DEFS_TYPES_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_version.h b/drivers/scsi/bfa/include/defs/bfa_defs_version.h
new file mode 100644
index 000000000000..f8902a2c9aad
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_version.h
@@ -0,0 +1,22 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef __BFA_DEFS_VERSION_H__
+#define __BFA_DEFS_VERSION_H__
+
+#define BFA_VERSION_LEN		64
+
+#endif
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_vf.h b/drivers/scsi/bfa/include/defs/bfa_defs_vf.h
new file mode 100644
index 000000000000..3235be5e9423
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_vf.h
@@ -0,0 +1,74 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_VF_H__
+#define __BFA_DEFS_VF_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_port.h>
+#include <protocol/types.h>
+
+/**
+ * VF states
+ */
+enum bfa_vf_state {
+	BFA_VF_UNINIT    = 0,	/*  fabric is not yet initialized */
+	BFA_VF_LINK_DOWN = 1,	/*  link is down */
+	BFA_VF_FLOGI     = 2,	/*  flogi is in progress */
+	BFA_VF_AUTH      = 3,	/*  authentication in progress */
+	BFA_VF_NOFABRIC  = 4,	/*  fabric is not present */
+	BFA_VF_ONLINE    = 5,	/*  login to fabric is complete */
+	BFA_VF_EVFP      = 6,	/*  EVFP is in progress */
+	BFA_VF_ISOLATED  = 7,	/*  port isolated due to vf_id mismatch */
+};
+
+/**
+ * VF statistics
+ */
+struct bfa_vf_stats_s {
+	u32        flogi_sent;	/*  Num FLOGIs sent 		*/
+	u32        flogi_rsp_err;	/*  FLOGI response errors 	*/
+	u32        flogi_acc_err;	/*  FLOGI accept errors 	*/
+	u32        flogi_accepts;	/*  FLOGI accepts received 	*/
+	u32        flogi_rejects;	/*  FLOGI rejects received 	*/
+	u32        flogi_unknown_rsp; /*  Unknown responses for FLOGI */
+	u32        flogi_alloc_wait; /*  Allocation waits prior to
+					   * sending FLOGI
+					   */
+	u32        flogi_rcvd;	/*  FLOGIs received */
+	u32        flogi_rejected;	/*  Incoming FLOGIs rejected */
+	u32        fabric_onlines;	/*  Internal fabric online
+					 * notification sent to other
+					 * modules
+					 */
+	u32        fabric_offlines; /*  Internal fabric offline
+					  * notification sent to other
+					  * modules
+					  */
+	u32        resvd;
+};
+
+/**
+ * VF attributes returned in queries
+ */
+struct bfa_vf_attr_s {
+	enum bfa_vf_state  state;		/*  VF state */
+	u32        rsvd;
+	wwn_t           fabric_name;	/*  fabric name */
+};
+
+#endif /* __BFA_DEFS_VF_H__ */
diff --git a/drivers/scsi/bfa/include/defs/bfa_defs_vport.h b/drivers/scsi/bfa/include/defs/bfa_defs_vport.h
new file mode 100644
index 000000000000..9f021f43b3b4
--- /dev/null
+++ b/drivers/scsi/bfa/include/defs/bfa_defs_vport.h
@@ -0,0 +1,91 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_DEFS_VPORT_H__
+#define __BFA_DEFS_VPORT_H__
+
+#include <bfa_os_inc.h>
+#include <defs/bfa_defs_port.h>
+#include <protocol/types.h>
+
+/**
+ * VPORT states
+ */
+enum bfa_vport_state {
+	BFA_FCS_VPORT_UNINIT 		= 0,
+	BFA_FCS_VPORT_CREATED 		= 1,
+	BFA_FCS_VPORT_OFFLINE 		= 1,
+	BFA_FCS_VPORT_FDISC_SEND 	= 2,
+	BFA_FCS_VPORT_FDISC 		= 3,
+	BFA_FCS_VPORT_FDISC_RETRY 	= 4,
+	BFA_FCS_VPORT_ONLINE 		= 5,
+	BFA_FCS_VPORT_DELETING 		= 6,
+	BFA_FCS_VPORT_CLEANUP 		= 6,
+	BFA_FCS_VPORT_LOGO_SEND 	= 7,
+	BFA_FCS_VPORT_LOGO 			= 8,
+	BFA_FCS_VPORT_ERROR			= 9,
+	BFA_FCS_VPORT_MAX_STATE,
+};
+
+/**
+ * vport statistics
+ */
+struct bfa_vport_stats_s {
+	struct bfa_port_stats_s port_stats;	/*  base class (port) stats */
+	/*
+	 * TODO - remove
+	 */
+
+	u32        fdisc_sent;	/*  num fdisc sent */
+	u32        fdisc_accepts;	/*  fdisc accepts */
+	u32        fdisc_retries;	/*  fdisc retries */
+	u32        fdisc_timeouts;	/*  fdisc timeouts */
+	u32        fdisc_rsp_err;	/*  fdisc response error */
+	u32        fdisc_acc_bad;	/*  bad fdisc accepts */
+	u32        fdisc_rejects;	/*  fdisc rejects */
+	u32        fdisc_unknown_rsp;
+	/*
+	 *!< fdisc rsp unknown error
+	 */
+	u32        fdisc_alloc_wait;/*  fdisc req (fcxp)alloc wait */
+
+	u32        logo_alloc_wait;/*  logo req (fcxp) alloc wait */
+	u32        logo_sent;	/*  logo sent */
+	u32        logo_accepts;	/*  logo accepts */
+	u32        logo_rejects;	/*  logo rejects */
+	u32        logo_rsp_err;	/*  logo rsp errors */
+	u32        logo_unknown_rsp;
+			/*  logo rsp unknown errors */
+
+	u32        fab_no_npiv;	/*  fabric does not support npiv */
+
+	u32        fab_offline;	/*  offline events from fab SM */
+	u32        fab_online;	/*  online events from fab SM */
+	u32        fab_cleanup;	/*  cleanup request from fab SM */
+	u32        rsvd;
+};
+
+/**
+ * BFA vport attribute returned in queries
+ */
+struct bfa_vport_attr_s {
+	struct bfa_port_attr_s   port_attr; /*  base class (port) attributes */
+	enum bfa_vport_state vport_state; /*  vport state */
+	u32          rsvd;
+};
+
+#endif /* __BFA_DEFS_VPORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb.h b/drivers/scsi/bfa/include/fcb/bfa_fcb.h
new file mode 100644
index 000000000000..2963b0bc30e7
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb.h
@@ -0,0 +1,33 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcb.h BFA FCS callback interfaces
+ */
+
+#ifndef __BFA_FCB_H__
+#define __BFA_FCB_H__
+
+/**
+ *  fcb Main fcs callbacks
+ */
+
+void bfa_fcb_exit(struct bfad_s *bfad);
+
+
+
+#endif /* __BFA_FCB_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h
new file mode 100644
index 000000000000..a6c70aee0aa3
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_fcpim.h
@@ -0,0 +1,76 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+* : bfad_fcpim.h - BFA FCS initiator mode remote port callbacks
+ */
+
+#ifndef __BFAD_FCB_FCPIM_H__
+#define __BFAD_FCB_FCPIM_H__
+
+struct bfad_itnim_s;
+
+/*
+ * RPIM callbacks
+ */
+
+/**
+ * 	Memory allocation for remote port instance. Called before PRLI is
+ * 	initiated to the remote target port.
+ *
+ * @param[in] bfad		- driver instance
+ * @param[out] itnim		- FCS remote port (IM) instance
+ * @param[out] itnim_drv	- driver remote port (IM) instance
+ *
+ * @return None
+ */
+void bfa_fcb_itnim_alloc(struct bfad_s *bfad, struct bfa_fcs_itnim_s **itnim,
+				    struct bfad_itnim_s **itnim_drv);
+
+/**
+ * 		Free remote port (IM) instance.
+ *
+ * @param[in] bfad	- driver instance
+ * @param[in] itnim_drv	- driver remote port instance
+ *
+ * @return None
+ */
+void            bfa_fcb_itnim_free(struct bfad_s *bfad,
+				   struct bfad_itnim_s *itnim_drv);
+
+/**
+ * 	Notification of when login with a remote target device is complete.
+ *
+ * @param[in] itnim_drv	- driver remote port instance
+ *
+ * @return None
+ */
+void            bfa_fcb_itnim_online(struct bfad_itnim_s *itnim_drv);
+
+/**
+ * 	Notification when login with the remote device is severed.
+ *
+ * @param[in] itnim_drv	- driver remote port instance
+ *
+ * @return None
+ */
+void            bfa_fcb_itnim_offline(struct bfad_itnim_s *itnim_drv);
+
+void            bfa_fcb_itnim_tov_begin(struct bfad_itnim_s *itnim_drv);
+void            bfa_fcb_itnim_tov(struct bfad_itnim_s *itnim_drv);
+
+#endif /* __BFAD_FCB_FCPIM_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h
new file mode 100644
index 000000000000..5fd7f986fa32
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_port.h
@@ -0,0 +1,113 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcb_port.h BFA FCS virtual port driver interfaces
+ */
+
+#ifndef __BFA_FCB_PORT_H__
+#define __BFA_FCB_PORT_H__
+
+#include <fcb/bfa_fcb_vport.h>
+/**
+ *  fcs_port_fcb FCS port driver interfaces
+ */
+
+/*
+ * Forward declarations
+ */
+struct bfad_port_s;
+
+/*
+ * Callback functions from BFA FCS to driver
+ */
+
+/**
+ * 	Call from FCS to driver module when a port is instantiated. The port
+ * 	can be a base port or a virtual port with in the base fabric or
+ * 	a virtual fabric.
+ *
+ *  On this callback, driver is supposed to create scsi_host, scsi_tgt or
+ *  network interfaces bases on ports personality/roles.
+ *
+ *      base port of base fabric:	vf_drv == NULL && vp_drv == NULL
+ *      vport of base fabric:		vf_drv == NULL && vp_drv != NULL
+ *      base port of VF:		vf_drv != NULL && vp_drv == NULL
+ *      vport of VF:			vf_drv != NULL && vp_drv != NULL
+ *
+ * @param[in] bfad   - driver instance
+ * @param[in] port   - FCS port instance
+ * @param[in] roles  - port roles: IM, TM, IP
+ * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF)
+ * @param[in] vp_drv - vport driver instance, NULL if base port
+ *
+ * @return None
+ */
+struct bfad_port_s *bfa_fcb_port_new(struct bfad_s *bfad,
+			struct bfa_fcs_port_s *port,
+			enum bfa_port_role roles, struct bfad_vf_s *vf_drv,
+			struct bfad_vport_s *vp_drv);
+
+/**
+ * 	Call from FCS to driver module when a port is deleted. The port
+ * 	can be a base port or a virtual port with in the base fabric or
+ * 	a virtual fabric.
+ *
+ * @param[in] bfad   - driver instance
+ * @param[in] roles  - port roles: IM, TM, IP
+ * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF)
+ * @param[in] vp_drv - vport driver instance, NULL if base port
+ *
+ * @return None
+ */
+void bfa_fcb_port_delete(struct bfad_s *bfad, enum bfa_port_role roles,
+			struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv);
+
+/**
+ * 	Notification when port transitions to ONLINE state.
+ *
+ * Online notification is a logical link up for the local port. This
+ * notification is sent after a successfull FLOGI, or a successful
+ * link initialization in proviate-loop or N2N topologies.
+ *
+ * @param[in] bfad   - driver instance
+ * @param[in] roles  - port roles: IM, TM, IP
+ * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF)
+ * @param[in] vp_drv - vport driver instance, NULL if base port
+ *
+ * @return None
+ */
+void bfa_fcb_port_online(struct bfad_s *bfad, enum bfa_port_role roles,
+			struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv);
+
+/**
+ * 	Notification when port transitions to OFFLINE state.
+ *
+ * Offline notification is a logical link down for the local port.
+ *
+ * @param[in] bfad   - driver instance
+ * @param[in] roles  - port roles: IM, TM, IP
+ * @param[in] vf_drv - VF driver instance, NULL if base fabric (no VF)
+ * @param[in] vp_drv - vport driver instance, NULL if base port
+ *
+ * @return None
+ */
+void bfa_fcb_port_offline(struct bfad_s *bfad, enum bfa_port_role roles,
+			struct bfad_vf_s *vf_drv, struct bfad_vport_s *vp_drv);
+
+
+#endif /* __BFA_FCB_PORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h
new file mode 100644
index 000000000000..e0261bb6d1c1
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_rport.h
@@ -0,0 +1,80 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcb_rport.h BFA FCS rport driver interfaces
+ */
+
+#ifndef __BFA_FCB_RPORT_H__
+#define __BFA_FCB_RPORT_H__
+
+/**
+ *  fcs_rport_fcb Remote port driver interfaces
+ */
+
+
+struct bfad_rport_s;
+
+/*
+ * Callback functions from BFA FCS to driver
+ */
+
+/**
+ * 	Completion callback for bfa_fcs_rport_add().
+ *
+ * @param[in] rport_drv - driver instance of rport
+ *
+ * @return None
+ */
+void bfa_fcb_rport_add(struct bfad_rport_s *rport_drv);
+
+/**
+ * 	Completion callback for bfa_fcs_rport_remove().
+ *
+ * @param[in] rport_drv - driver instance of rport
+ *
+ * @return None
+ */
+void bfa_fcb_rport_remove(struct bfad_rport_s *rport_drv);
+
+/**
+ * 		Call to allocate a rport instance.
+ *
+ * @param[in] bfad - driver instance
+ * @param[out] rport - BFA FCS instance of rport
+ * @param[out] rport_drv - driver instance of rport
+ *
+ * @retval BFA_STATUS_OK - successfully allocated
+ * @retval BFA_STATUS_ENOMEM - cannot allocate
+ */
+bfa_status_t bfa_fcb_rport_alloc(struct bfad_s *bfad,
+			struct bfa_fcs_rport_s **rport,
+			struct bfad_rport_s **rport_drv);
+
+/**
+ * 	Call to free rport memory resources.
+ *
+ * @param[in] bfad - driver instance
+ * @param[in] rport_drv - driver instance of rport
+ *
+ * @return None
+ */
+void bfa_fcb_rport_free(struct bfad_s *bfad, struct bfad_rport_s **rport_drv);
+
+
+
+#endif /* __BFA_FCB_RPORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h
new file mode 100644
index 000000000000..cfd3fac0a4e2
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_vf.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcb_vf.h BFA FCS virtual fabric driver interfaces
+ */
+
+#ifndef __BFA_FCB_VF_H__
+#define __BFA_FCB_VF_H__
+
+/**
+ *  fcs_vf_fcb Virtual fabric driver intrefaces
+ */
+
+
+struct bfad_vf_s;
+
+/*
+ * Callback functions from BFA FCS to driver
+ */
+
+/**
+ * 	Completion callback for bfa_fcs_vf_stop().
+ *
+ * @param[in] vf_drv - driver instance of vf
+ *
+ * @return None
+ */
+void            bfa_fcb_vf_stop(struct bfad_vf_s *vf_drv);
+
+
+
+#endif /* __BFA_FCB_VF_H__ */
diff --git a/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h b/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h
new file mode 100644
index 000000000000..a39f474c2fcf
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcb/bfa_fcb_vport.h
@@ -0,0 +1,47 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcb_vport.h BFA FCS virtual port driver interfaces
+ */
+
+#ifndef __BFA_FCB_VPORT_H__
+#define __BFA_FCB_VPORT_H__
+
+/**
+ *  fcs_vport_fcb Virtual port driver interfaces
+ */
+
+
+struct bfad_vport_s;
+
+/*
+ * Callback functions from BFA FCS to driver
+ */
+
+/**
+ * 	Completion callback for bfa_fcs_vport_delete().
+ *
+ * @param[in] vport_drv - driver instance of vport
+ *
+ * @return None
+ */
+void            bfa_fcb_vport_delete(struct bfad_vport_s *vport_drv);
+
+
+
+#endif /* __BFA_FCB_VPORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs.h b/drivers/scsi/bfa/include/fcs/bfa_fcs.h
new file mode 100644
index 000000000000..627669c65546
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs.h
@@ -0,0 +1,73 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCS_H__
+#define __BFA_FCS_H__
+
+#include <cs/bfa_debug.h>
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_version.h>
+#include <bfa.h>
+#include <fcs/bfa_fcs_fabric.h>
+
+#define BFA_FCS_OS_STR_LEN  		64
+
+struct bfa_fcs_stats_s {
+	struct {
+		u32        untagged; /*  untagged receive frames */
+		u32        tagged;	/*  tagged receive frames */
+		u32        vfid_unknown;	/*  VF id is unknown */
+	} uf;
+};
+
+struct bfa_fcs_driver_info_s {
+	u8  version[BFA_VERSION_LEN];		/*  Driver Version */
+	u8  host_machine_name[BFA_FCS_OS_STR_LEN];
+	u8  host_os_name[BFA_FCS_OS_STR_LEN]; /*  OS name and version */
+	u8  host_os_patch[BFA_FCS_OS_STR_LEN];/*  patch or service pack */
+	u8  os_device_name[BFA_FCS_OS_STR_LEN]; /*  Driver Device Name */
+};
+
+struct bfa_fcs_s {
+	struct bfa_s      *bfa;	/*  corresponding BFA bfa instance */
+	struct bfad_s         *bfad; /*  corresponding BDA driver instance */
+	struct bfa_log_mod_s  *logm;	/*  driver logging module instance */
+	struct bfa_trc_mod_s  *trcmod;	/*  tracing module */
+	struct bfa_aen_s      *aen;	/*  aen component */
+	bfa_boolean_t   vf_enabled;	/*  VF mode is enabled */
+	bfa_boolean_t min_cfg;		/* min cfg enabled/disabled */
+	u16        port_vfid;	/*  port default VF ID */
+	struct bfa_fcs_driver_info_s driver_info;
+	struct bfa_fcs_fabric_s fabric; /*  base fabric state machine */
+	struct bfa_fcs_stats_s	stats;	/*  FCS statistics */
+	struct bfa_wc_s       	wc;	/*  waiting counter */
+};
+
+/*
+ * bfa fcs API functions
+ */
+void bfa_fcs_init(struct bfa_fcs_s *fcs, struct bfa_s *bfa, struct bfad_s *bfad,
+			bfa_boolean_t min_cfg);
+void bfa_fcs_driver_info_init(struct bfa_fcs_s *fcs,
+			struct bfa_fcs_driver_info_s *driver_info);
+void bfa_fcs_exit(struct bfa_fcs_s *fcs);
+void bfa_fcs_trc_init(struct bfa_fcs_s *fcs, struct bfa_trc_mod_s *trcmod);
+void bfa_fcs_log_init(struct bfa_fcs_s *fcs, struct bfa_log_mod_s *logmod);
+void bfa_fcs_aen_init(struct bfa_fcs_s *fcs, struct bfa_aen_s *aen);
+void 	  	bfa_fcs_start(struct bfa_fcs_s *fcs);
+
+#endif /* __BFA_FCS_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h
new file mode 100644
index 000000000000..28c4c9ff08b3
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_auth.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCS_AUTH_H__
+#define __BFA_FCS_AUTH_H__
+
+struct bfa_fcs_s;
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_auth.h>
+#include <defs/bfa_defs_vf.h>
+#include <cs/bfa_q.h>
+#include <cs/bfa_sm.h>
+#include <defs/bfa_defs_pport.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <protocol/fc_sp.h>
+
+struct bfa_fcs_fabric_s;
+
+
+
+struct bfa_fcs_auth_s {
+	bfa_sm_t	sm;	/*  state machine */
+	bfa_boolean_t   policy;	/*  authentication enabled/disabled */
+	enum bfa_auth_status status;	/*  authentication status */
+	enum auth_rjt_codes  rjt_code;	/*  auth reject status */
+	enum auth_rjt_code_exps  rjt_code_exp;	/*  auth reject reason */
+	enum bfa_auth_algo algo;	/*  Authentication algorithm */
+	struct bfa_auth_stats_s stats;	/*  Statistics */
+	enum auth_dh_gid   group;	/*  DH(diffie-hellman) Group */
+	enum bfa_auth_secretsource source;	/*  Secret source */
+	char            secret[BFA_AUTH_SECRET_STRING_LEN];
+				/*  secret string */
+	u8         secret_len;
+				/*  secret string length */
+	u8         nretries;
+				/*  number of retries */
+	struct bfa_fcs_fabric_s *fabric;/*  pointer to fabric */
+	u8         sentcode;	/*  pointer to response data */
+	u8        *response;	/*  pointer to response data */
+	struct bfa_timer_s delay_timer; 	/*  delay timer */
+	struct bfa_fcxp_s *fcxp;		/*  pointer to fcxp */
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+};
+
+/**
+ * bfa fcs authentication public functions
+ */
+bfa_status_t    bfa_fcs_auth_get_attr(struct bfa_fcs_s *port,
+				      struct bfa_auth_attr_s *attr);
+bfa_status_t    bfa_fcs_auth_set_policy(struct bfa_fcs_s *port,
+					bfa_boolean_t policy);
+enum bfa_auth_status bfa_fcs_auth_get_status(struct bfa_fcs_s *port);
+bfa_status_t    bfa_fcs_auth_set_algo(struct bfa_fcs_s *port,
+				      enum bfa_auth_algo algo);
+bfa_status_t    bfa_fcs_auth_get_stats(struct bfa_fcs_s *port,
+				       struct bfa_auth_stats_s *stats);
+bfa_status_t    bfa_fcs_auth_set_dh_group(struct bfa_fcs_s *port, int group);
+bfa_status_t    bfa_fcs_auth_set_secretstring(struct bfa_fcs_s *port,
+					      char *secret);
+bfa_status_t    bfa_fcs_auth_set_secretstring_encrypt(struct bfa_fcs_s *port,
+					      u32 secret[], u32 len);
+bfa_status_t    bfa_fcs_auth_set_secretsource(struct bfa_fcs_s *port,
+					      enum bfa_auth_secretsource src);
+bfa_status_t    bfa_fcs_auth_reset_stats(struct bfa_fcs_s *port);
+bfa_status_t    bfa_fcs_auth_reinit(struct bfa_fcs_s *port);
+
+#endif /* __BFA_FCS_AUTH_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h
new file mode 100644
index 000000000000..4ffd2242d3de
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_fabric.h
@@ -0,0 +1,112 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCS_FABRIC_H__
+#define __BFA_FCS_FABRIC_H__
+
+struct bfa_fcs_s;
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_vf.h>
+#include <cs/bfa_q.h>
+#include <cs/bfa_sm.h>
+#include <defs/bfa_defs_pport.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <protocol/fc_sp.h>
+#include <fcs/bfa_fcs_auth.h>
+
+/*
+ * forward declaration
+ */
+struct bfad_vf_s;
+
+enum bfa_fcs_fabric_type {
+	BFA_FCS_FABRIC_UNKNOWN = 0,
+	BFA_FCS_FABRIC_SWITCHED = 1,
+	BFA_FCS_FABRIC_PLOOP = 2,
+	BFA_FCS_FABRIC_N2N = 3,
+};
+
+
+struct bfa_fcs_fabric_s {
+	struct list_head   qe;		/*  queue element */
+	bfa_sm_t	 sm;		/*  state machine */
+	struct bfa_fcs_s *fcs;		/*  FCS instance */
+	struct bfa_fcs_port_s  bport;	/*  base logical port */
+	enum bfa_fcs_fabric_type fab_type; /*  fabric type */
+	enum bfa_pport_type oper_type;	/*  current link topology */
+	u8         is_vf;		/*  is virtual fabric? */
+	u8         is_npiv;	/*  is NPIV supported ? */
+	u8         is_auth;	/*  is Security/Auth supported ? */
+	u16        bb_credit;	/*  BB credit from fabric */
+	u16        vf_id;		/*  virtual fabric ID */
+	u16        num_vports;	/*  num vports */
+	u16        rsvd;
+	struct list_head         vport_q;	/*  queue of virtual ports */
+	struct list_head         vf_q;	/*  queue of virtual fabrics */
+	struct bfad_vf_s      *vf_drv;	/*  driver vf structure */
+	struct bfa_timer_s link_timer;	/*  Link Failure timer. Vport */
+	wwn_t           fabric_name;	/*  attached fabric name */
+	bfa_boolean_t   auth_reqd;	/*  authentication required	*/
+	struct bfa_timer_s delay_timer;	/*  delay timer		*/
+	union {
+		u16        swp_vfid;/*  switch port VF id		*/
+	} event_arg;
+	struct bfa_fcs_auth_s  auth;	/*  authentication config	*/
+	struct bfa_wc_s        wc;	/*  wait counter for delete	*/
+	struct bfa_vf_stats_s  stats; 	/*  fabric/vf stats		*/
+	struct bfa_lps_s	*lps;	/*  lport login services	*/
+	u8	fabric_ip_addr[BFA_FCS_FABRIC_IPADDR_SZ];  /*  attached
+							    * fabric's ip addr
+							    */
+};
+
+#define bfa_fcs_fabric_npiv_capable(__f)    (__f)->is_npiv
+#define bfa_fcs_fabric_is_switched(__f)			\
+	((__f)->fab_type == BFA_FCS_FABRIC_SWITCHED)
+
+/**
+ *   The design calls for a single implementation of base fabric and vf.
+ */
+#define bfa_fcs_vf_t struct bfa_fcs_fabric_s
+
+struct bfa_vf_event_s {
+	u32        undefined;
+};
+
+/**
+ * bfa fcs vf public functions
+ */
+bfa_status_t bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id);
+bfa_status_t bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs);
+bfa_status_t bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs,
+			       u16 vf_id, struct bfa_port_cfg_s *port_cfg,
+			       struct bfad_vf_s *vf_drv);
+bfa_status_t bfa_fcs_vf_delete(bfa_fcs_vf_t *vf);
+void bfa_fcs_vf_start(bfa_fcs_vf_t *vf);
+bfa_status_t bfa_fcs_vf_stop(bfa_fcs_vf_t *vf);
+void bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs);
+void bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs);
+void bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr);
+void bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf,
+			  struct bfa_vf_stats_s *vf_stats);
+void bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf);
+void bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t vpwwn[], int *nports);
+bfa_fcs_vf_t *bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id);
+struct bfad_vf_s *bfa_fcs_vf_get_drv_vf(bfa_fcs_vf_t *vf);
+
+#endif /* __BFA_FCS_FABRIC_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h
new file mode 100644
index 000000000000..e719f2c3eb35
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_fcpim.h
@@ -0,0 +1,131 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_fcpim.h BFA FCS FCP Initiator Mode interfaces/defines.
+ */
+
+#ifndef __BFA_FCS_FCPIM_H__
+#define __BFA_FCS_FCPIM_H__
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_itnim.h>
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_rport.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <bfa_fcpim.h>
+
+/*
+ * forward declarations
+ */
+struct bfad_itnim_s;
+
+struct bfa_fcs_itnim_s {
+	bfa_sm_t		sm;		/*  state machine */
+	struct bfa_fcs_rport_s 	*rport;		/*  parent remote rport  */
+	struct bfad_itnim_s   	*itnim_drv;	/*  driver peer instance */
+	struct bfa_fcs_s      	*fcs;		/*  fcs instance         */
+	struct bfa_timer_s 	timer;		/*  timer functions      */
+	struct bfa_itnim_s 	*bfa_itnim;	/*  BFA itnim struct     */
+	bfa_boolean_t	 	seq_rec;	/*  seq recovery support */
+	bfa_boolean_t	 	rec_support;	/*  REC supported        */
+	bfa_boolean_t	 	conf_comp;	/*  FCP_CONF     support */
+	bfa_boolean_t	 	task_retry_id;	/*  task retry id supp   */
+	struct bfa_fcxp_wqe_s 	fcxp_wqe;	/*  wait qelem for fcxp  */
+	struct bfa_fcxp_s *fcxp;		/*  FCXP in use          */
+	struct bfa_itnim_stats_s 	stats;	/*  itn statistics       */
+};
+
+
+static inline struct bfad_port_s *
+bfa_fcs_itnim_get_drvport(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->port->bfad_port;
+}
+
+
+static inline struct bfa_fcs_port_s *
+bfa_fcs_itnim_get_port(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->port;
+}
+
+
+static inline wwn_t
+bfa_fcs_itnim_get_nwwn(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->nwwn;
+}
+
+
+static inline wwn_t
+bfa_fcs_itnim_get_pwwn(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->pwwn;
+}
+
+
+static inline u32
+bfa_fcs_itnim_get_fcid(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->pid;
+}
+
+
+static inline   u32
+bfa_fcs_itnim_get_maxfrsize(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->maxfrsize;
+}
+
+
+static inline   enum fc_cos
+bfa_fcs_itnim_get_cos(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->rport->fc_cos;
+}
+
+
+static inline struct bfad_itnim_s *
+bfa_fcs_itnim_get_drvitn(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->itnim_drv;
+}
+
+
+static inline struct bfa_itnim_s *
+bfa_fcs_itnim_get_halitn(struct bfa_fcs_itnim_s *itnim)
+{
+	return itnim->bfa_itnim;
+}
+
+/**
+ * bfa fcs FCP Initiator mode API functions
+ */
+void bfa_fcs_itnim_get_attr(struct bfa_fcs_itnim_s *itnim,
+			struct bfa_itnim_attr_s *attr);
+void bfa_fcs_itnim_get_stats(struct bfa_fcs_itnim_s *itnim,
+			struct bfa_itnim_stats_s *stats);
+struct bfa_fcs_itnim_s *bfa_fcs_itnim_lookup(struct bfa_fcs_port_s *port,
+			wwn_t rpwwn);
+bfa_status_t bfa_fcs_itnim_attr_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+			struct bfa_itnim_attr_s *attr);
+bfa_status_t bfa_fcs_itnim_stats_get(struct bfa_fcs_port_s *port, wwn_t rpwwn,
+			struct bfa_itnim_stats_s *stats);
+bfa_status_t bfa_fcs_itnim_stats_clear(struct bfa_fcs_port_s *port,
+			wwn_t rpwwn);
+#endif /* __BFA_FCS_FCPIM_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h
new file mode 100644
index 000000000000..4441fffc9c82
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_fdmi.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_fdmi.h BFA fcs fdmi module public interface
+ */
+
+#ifndef __BFA_FCS_FDMI_H__
+#define __BFA_FCS_FDMI_H__
+#include <bfa_os_inc.h>
+#include <protocol/fdmi.h>
+
+#define	BFA_FCS_FDMI_SUPORTED_SPEEDS  (FDMI_TRANS_SPEED_1G  | \
+					FDMI_TRANS_SPEED_2G | \
+					FDMI_TRANS_SPEED_4G | \
+					FDMI_TRANS_SPEED_8G)
+
+/*
+* HBA Attribute Block : BFA internal representation. Note : Some variable
+* sizes have been trimmed to suit BFA For Ex : Model will be "Brocade". Based
+ * on this the size has been reduced to 16 bytes from the standard's 64 bytes.
+ */
+struct bfa_fcs_fdmi_hba_attr_s {
+	wwn_t           node_name;
+	u8         manufacturer[64];
+	u8         serial_num[64];
+	u8         model[16];
+	u8         model_desc[256];
+	u8         hw_version[8];
+	u8         driver_version[8];
+	u8         option_rom_ver[BFA_VERSION_LEN];
+	u8         fw_version[8];
+	u8         os_name[256];
+	u32        max_ct_pyld;
+};
+
+/*
+ * Port Attribute Block
+ */
+struct bfa_fcs_fdmi_port_attr_s {
+	u8         supp_fc4_types[32];	/* supported FC4 types */
+	u32        supp_speed;	/* supported speed */
+	u32        curr_speed;	/* current Speed */
+	u32        max_frm_size;	/* max frame size */
+	u8         os_device_name[256];	/* OS device Name */
+	u8         host_name[256];	/* host name */
+};
+
+#endif /* __BFA_FCS_FDMI_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h
new file mode 100644
index 000000000000..b85cba884b96
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_lport.h
@@ -0,0 +1,226 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_port.h BFA fcs port module public interface
+ */
+
+#ifndef __BFA_FCS_PORT_H__
+#define __BFA_FCS_PORT_H__
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_pport.h>
+#include <defs/bfa_defs_rport.h>
+#include <cs/bfa_q.h>
+#include <bfa_svc.h>
+#include <cs/bfa_wc.h>
+
+struct bfa_fcs_s;
+struct bfa_fcs_fabric_s;
+
+/*
+* @todo : need to move to a global config file.
+ * Maximum Vports supported per physical port or vf.
+ */
+#define BFA_FCS_MAX_VPORTS_SUPP_CB  255
+#define BFA_FCS_MAX_VPORTS_SUPP_CT  191
+
+/*
+* @todo : need to move to a global config file.
+ * Maximum Rports supported per port (physical/logical).
+ */
+#define BFA_FCS_MAX_RPORTS_SUPP  256	/* @todo : tentative value */
+
+
+struct bfa_fcs_port_ns_s {
+	bfa_sm_t        sm;		/*  state machine */
+	struct bfa_timer_s timer;
+	struct bfa_fcs_port_s *port;	/*  parent port */
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+};
+
+
+struct bfa_fcs_port_scn_s {
+	bfa_sm_t        sm;		/*  state machine */
+	struct bfa_timer_s timer;
+	struct bfa_fcs_port_s *port;	/*  parent port */
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+};
+
+
+struct bfa_fcs_port_fdmi_s {
+	bfa_sm_t        sm;		/*  state machine */
+	struct bfa_timer_s timer;
+	struct bfa_fcs_port_ms_s *ms;	/*  parent ms */
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+	u8         retry_cnt;	/*  retry count */
+	u8	 	   rsvd[3];
+};
+
+
+struct bfa_fcs_port_ms_s {
+	bfa_sm_t        sm;		/*  state machine */
+	struct bfa_timer_s timer;
+	struct bfa_fcs_port_s *port;	/*  parent port */
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+	struct bfa_fcs_port_fdmi_s fdmi;	/*  FDMI component of MS */
+	u8         retry_cnt;	/*  retry count */
+	u8	 	   rsvd[3];
+};
+
+
+struct bfa_fcs_port_fab_s {
+	struct bfa_fcs_port_ns_s ns;	/*  NS component of port */
+	struct bfa_fcs_port_scn_s scn;	/*  scn component of port */
+	struct bfa_fcs_port_ms_s ms;	/*  MS component of port */
+};
+
+
+
+#define 	MAX_ALPA_COUNT 		127
+
+struct bfa_fcs_port_loop_s {
+	u8         num_alpa;	/*  Num of ALPA entries in the map */
+	u8         alpa_pos_map[MAX_ALPA_COUNT];	/*  ALPA Positional
+							 *Map */
+	struct bfa_fcs_port_s *port;	/*  parent port */
+};
+
+
+
+struct bfa_fcs_port_n2n_s {
+	u32        rsvd;
+	u16        reply_oxid;	/*  ox_id from the req flogi to be
+					 *used in flogi acc */
+	wwn_t           rem_port_wwn;	/*  Attached port's wwn */
+};
+
+
+union bfa_fcs_port_topo_u {
+	struct bfa_fcs_port_fab_s pfab;
+	struct bfa_fcs_port_loop_s ploop;
+	struct bfa_fcs_port_n2n_s pn2n;
+};
+
+
+struct bfa_fcs_port_s {
+	struct list_head         qe;	/*  used by port/vport */
+	bfa_sm_t               sm;	/*  state machine */
+	struct bfa_fcs_fabric_s *fabric;	/*  parent fabric */
+	struct bfa_port_cfg_s  port_cfg;	/*  port configuration */
+	struct bfa_timer_s link_timer;	/*  timer for link offline */
+	u32        pid : 24;	/*  FC address */
+	u8         lp_tag;		/*  lport tag */
+	u16        num_rports;	/*  Num of r-ports */
+	struct list_head rport_q;	/*  queue of discovered r-ports */
+	struct bfa_fcs_s *fcs;	/*  FCS instance */
+	union bfa_fcs_port_topo_u port_topo;	/*  fabric/loop/n2n details */
+	struct bfad_port_s *bfad_port;	/*  driver peer instance */
+	struct bfa_fcs_vport_s *vport;	/*  NULL for base ports */
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_fcxp_wqe_s fcxp_wqe;
+	struct bfa_port_stats_s stats;
+	struct bfa_wc_s        wc;	/*  waiting counter for events */
+};
+
+#define bfa_fcs_lport_t struct bfa_fcs_port_s
+
+/**
+ * Symbolic Name related defines
+ *  Total bytes 255.
+ *  Physical Port's symbolic name 128 bytes.
+ *  For Vports, Vport's symbolic name is appended to the Physical port's
+ *  Symbolic Name.
+ *
+ *  Physical Port's symbolic name Format : (Total 128 bytes)
+ *  Adapter Model number/name : 12 bytes
+ *  Driver Version     : 10 bytes
+ *  Host Machine Name  : 30 bytes
+ * 	Host OS Info	   : 48 bytes
+ * 	Host OS PATCH Info : 16 bytes
+ *  ( remaining 12 bytes reserved to be used for separator)
+ */
+#define BFA_FCS_PORT_SYMBNAME_SEPARATOR 		" | "
+
+#define BFA_FCS_PORT_SYMBNAME_MODEL_SZ			12
+#define BFA_FCS_PORT_SYMBNAME_VERSION_SZ 		10
+#define BFA_FCS_PORT_SYMBNAME_MACHINENAME_SZ 	30
+#define BFA_FCS_PORT_SYMBNAME_OSINFO_SZ			48
+#define BFA_FCS_PORT_SYMBNAME_OSPATCH_SZ		16
+
+/**
+ * Get FC port ID for a logical port.
+ */
+#define bfa_fcs_port_get_fcid(_lport)	((_lport)->pid)
+#define bfa_fcs_port_get_pwwn(_lport)	((_lport)->port_cfg.pwwn)
+#define bfa_fcs_port_get_nwwn(_lport)	((_lport)->port_cfg.nwwn)
+#define bfa_fcs_port_get_psym_name(_lport)	((_lport)->port_cfg.sym_name)
+#define bfa_fcs_port_is_initiator(_lport)	\
+			((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_IM)
+#define bfa_fcs_port_is_target(_lport)	\
+			((_lport)->port_cfg.roles & BFA_PORT_ROLE_FCP_TM)
+#define bfa_fcs_port_get_nrports(_lport)	\
+			((_lport) ? (_lport)->num_rports : 0)
+
+static inline struct bfad_port_s *
+bfa_fcs_port_get_drvport(struct bfa_fcs_port_s *port)
+{
+	return port->bfad_port;
+}
+
+
+#define bfa_fcs_port_get_opertype(_lport)	(_lport)->fabric->oper_type
+
+
+#define bfa_fcs_port_get_fabric_name(_lport)	(_lport)->fabric->fabric_name
+
+
+#define bfa_fcs_port_get_fabric_ipaddr(_lport)	(_lport)->fabric->fabric_ip_addr
+
+/**
+ * bfa fcs port public functions
+ */
+void bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs,
+			struct bfa_port_cfg_s *port_cfg);
+struct bfa_fcs_port_s *bfa_fcs_get_base_port(struct bfa_fcs_s *fcs);
+void bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port,
+			wwn_t rport_wwns[], int *nrports);
+
+wwn_t bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn,
+			int index, int nrports, bfa_boolean_t bwwn);
+
+struct bfa_fcs_port_s *bfa_fcs_lookup_port(struct bfa_fcs_s *fcs,
+			u16 vf_id, wwn_t lpwwn);
+
+void bfa_fcs_port_get_info(struct bfa_fcs_port_s *port,
+			struct bfa_port_info_s *port_info);
+void bfa_fcs_port_get_attr(struct bfa_fcs_port_s *port,
+			struct bfa_port_attr_s *port_attr);
+void bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port,
+			struct bfa_port_stats_s *port_stats);
+void bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port);
+enum bfa_pport_speed bfa_fcs_port_get_rport_max_speed(
+			struct bfa_fcs_port_s *port);
+void bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port);
+void bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port);
+
+#endif /* __BFA_FCS_PORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h
new file mode 100644
index 000000000000..702b95b76c2d
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_rport.h
@@ -0,0 +1,104 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __BFA_FCS_RPORT_H__
+#define __BFA_FCS_RPORT_H__
+
+#include <defs/bfa_defs_status.h>
+#include <cs/bfa_q.h>
+#include <fcs/bfa_fcs.h>
+#include <defs/bfa_defs_rport.h>
+
+#define BFA_FCS_RPORT_DEF_DEL_TIMEOUT 	90 	/* in secs */
+/*
+ * forward declarations
+ */
+struct bfad_rport_s;
+
+struct bfa_fcs_itnim_s;
+struct bfa_fcs_tin_s;
+struct bfa_fcs_iprp_s;
+
+/* Rport Features (RPF) */
+struct bfa_fcs_rpf_s {
+	bfa_sm_t               sm;	/*  state machine */
+	struct bfa_fcs_rport_s *rport;	/*  parent rport */
+	struct bfa_timer_s 	timer;	/*  general purpose timer */
+	struct bfa_fcxp_s 	*fcxp;	/*  FCXP needed for discarding */
+	struct bfa_fcxp_wqe_s 	fcxp_wqe;	/*  fcxp wait queue element */
+	int             	rpsc_retries;	/*  max RPSC retry attempts */
+	enum bfa_pport_speed 	rpsc_speed;	/* Current Speed from RPSC.
+						 * O if RPSC fails */
+	enum bfa_pport_speed	assigned_speed;	/* Speed assigned by the user.
+						 * will be used if RPSC is not
+						 * supported by the rport */
+};
+
+struct bfa_fcs_rport_s {
+	struct list_head         qe;	/*  used by port/vport */
+	struct bfa_fcs_port_s *port;	/*  parent FCS port */
+	struct bfa_fcs_s      *fcs;	/*  fcs instance */
+	struct bfad_rport_s   *rp_drv;	/*  driver peer instance */
+	u32        pid;	/*  port ID of rport */
+	u16        maxfrsize;	/*  maximum frame size */
+	u16        reply_oxid;	/*  OX_ID of inbound requests */
+	enum fc_cos        fc_cos;	/*  FC classes of service supp */
+	bfa_boolean_t   cisc;	/*  CISC capable device */
+	wwn_t           pwwn;	/*  port wwn of rport */
+	wwn_t           nwwn;	/*  node wwn of rport */
+	struct bfa_rport_symname_s psym_name; /*  port symbolic name  */
+	bfa_sm_t        sm;		/*  state machine */
+	struct bfa_timer_s timer;	/*  general purpose timer */
+	struct bfa_fcs_itnim_s *itnim;	/*  ITN initiator mode role */
+	struct bfa_fcs_tin_s *tin;	/*  ITN initiator mode role */
+	struct bfa_fcs_iprp_s *iprp;	/*  IP/FC role */
+	struct bfa_rport_s *bfa_rport;	/*  BFA Rport */
+	struct bfa_fcxp_s *fcxp;	/*  FCXP needed for discarding */
+	int             plogi_retries;	/*  max plogi retry attempts */
+	int             ns_retries;	/*  max NS query retry attempts */
+	struct bfa_fcxp_wqe_s 	fcxp_wqe; /*  fcxp wait queue element */
+	struct bfa_rport_stats_s stats;	/*  rport stats */
+	enum bfa_rport_function	scsi_function;  /*  Initiator/Target */
+	struct bfa_fcs_rpf_s rpf; 	/* Rport features module */
+};
+
+static inline struct bfa_rport_s *
+bfa_fcs_rport_get_halrport(struct bfa_fcs_rport_s *rport)
+{
+	return rport->bfa_rport;
+}
+
+/**
+ * bfa fcs rport API functions
+ */
+bfa_status_t bfa_fcs_rport_add(struct bfa_fcs_port_s *port, wwn_t *pwwn,
+			struct bfa_fcs_rport_s *rport,
+			struct bfad_rport_s *rport_drv);
+bfa_status_t bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport);
+void bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
+			struct bfa_rport_attr_s *attr);
+void bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport,
+			struct bfa_rport_stats_s *stats);
+void bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport);
+struct bfa_fcs_rport_s *bfa_fcs_rport_lookup(struct bfa_fcs_port_s *port,
+			wwn_t rpwwn);
+struct bfa_fcs_rport_s *bfa_fcs_rport_lookup_by_nwwn(
+			struct bfa_fcs_port_s *port, wwn_t rnwwn);
+void bfa_fcs_rport_set_del_timeout(u8 rport_tmo);
+void bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport,
+			enum bfa_pport_speed speed);
+#endif /* __BFA_FCS_RPORT_H__ */
diff --git a/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h b/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h
new file mode 100644
index 000000000000..cd33f2cd5c34
--- /dev/null
+++ b/drivers/scsi/bfa/include/fcs/bfa_fcs_vport.h
@@ -0,0 +1,63 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_vport.h BFA fcs vport module public interface
+ */
+
+#ifndef __BFA_FCS_VPORT_H__
+#define __BFA_FCS_VPORT_H__
+
+#include <defs/bfa_defs_status.h>
+#include <defs/bfa_defs_port.h>
+#include <defs/bfa_defs_vport.h>
+#include <fcs/bfa_fcs.h>
+#include <fcb/bfa_fcb_vport.h>
+
+struct bfa_fcs_vport_s {
+	struct list_head		qe;		/*  queue elem	 */
+	bfa_sm_t		sm;		/*  state machine	*/
+	bfa_fcs_lport_t		lport;		/*  logical port	*/
+	struct bfa_timer_s	timer;		/*  general purpose timer */
+	struct bfad_vport_s	*vport_drv;	/*  Driver private	*/
+	struct bfa_vport_stats_s vport_stats;	/*  vport statistics	*/
+	struct bfa_lps_s	*lps;		/*  Lport login service */
+	int			fdisc_retries;
+};
+
+#define bfa_fcs_vport_get_port(vport) \
+			((struct bfa_fcs_port_s  *)(&vport->port))
+
+/**
+ * bfa fcs vport public functions
+ */
+bfa_status_t bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport,
+			struct bfa_fcs_s *fcs, u16 vf_id,
+			struct bfa_port_cfg_s *port_cfg,
+			struct bfad_vport_s *vport_drv);
+bfa_status_t bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport);
+bfa_status_t bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport);
+bfa_status_t bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport);
+void bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
+			struct bfa_vport_attr_s *vport_attr);
+void bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport,
+			struct bfa_vport_stats_s *vport_stats);
+void bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport);
+struct bfa_fcs_vport_s *bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs,
+			u16 vf_id, wwn_t vpwwn);
+
+#endif /* __BFA_FCS_VPORT_H__ */
diff --git a/drivers/scsi/bfa/include/log/bfa_log_fcs.h b/drivers/scsi/bfa/include/log/bfa_log_fcs.h
new file mode 100644
index 000000000000..b6f5df8827f8
--- /dev/null
+++ b/drivers/scsi/bfa/include/log/bfa_log_fcs.h
@@ -0,0 +1,28 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * messages define for FCS Module
+ */
+#ifndef	__BFA_LOG_FCS_H__
+#define	__BFA_LOG_FCS_H__
+#include  <cs/bfa_log.h>
+#define BFA_LOG_FCS_FABRIC_NOSWITCH 	\
+	(((u32) BFA_LOG_FCS_ID << BFA_LOG_MODID_OFFSET) | 1)
+#define BFA_LOG_FCS_FABRIC_ISOLATED 	\
+	(((u32) BFA_LOG_FCS_ID << BFA_LOG_MODID_OFFSET) | 2)
+#endif
diff --git a/drivers/scsi/bfa/include/log/bfa_log_hal.h b/drivers/scsi/bfa/include/log/bfa_log_hal.h
new file mode 100644
index 000000000000..0412aea2ec30
--- /dev/null
+++ b/drivers/scsi/bfa/include/log/bfa_log_hal.h
@@ -0,0 +1,30 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for HAL Module */
+#ifndef	__BFA_LOG_HAL_H__
+#define	__BFA_LOG_HAL_H__
+#include  <cs/bfa_log.h>
+#define BFA_LOG_HAL_ASSERT \
+	(((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 1)
+#define BFA_LOG_HAL_HEARTBEAT_FAILURE \
+	(((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 2)
+#define BFA_LOG_HAL_FCPIM_PARM_INVALID \
+	(((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 3)
+#define BFA_LOG_HAL_SM_ASSERT \
+	(((u32) BFA_LOG_HAL_ID << BFA_LOG_MODID_OFFSET) | 4)
+#endif
diff --git a/drivers/scsi/bfa/include/log/bfa_log_linux.h b/drivers/scsi/bfa/include/log/bfa_log_linux.h
new file mode 100644
index 000000000000..317c0547ee16
--- /dev/null
+++ b/drivers/scsi/bfa/include/log/bfa_log_linux.h
@@ -0,0 +1,44 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/* messages define for LINUX Module */
+#ifndef	__BFA_LOG_LINUX_H__
+#define	__BFA_LOG_LINUX_H__
+#include  <cs/bfa_log.h>
+#define BFA_LOG_LINUX_DEVICE_CLAIMED \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 1)
+#define BFA_LOG_LINUX_HASH_INIT_FAILED \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 2)
+#define BFA_LOG_LINUX_SYSFS_FAILED \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 3)
+#define BFA_LOG_LINUX_MEM_ALLOC_FAILED \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 4)
+#define BFA_LOG_LINUX_DRIVER_REGISTRATION_FAILED \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 5)
+#define BFA_LOG_LINUX_ITNIM_FREE \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 6)
+#define BFA_LOG_LINUX_ITNIM_ONLINE \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 7)
+#define BFA_LOG_LINUX_ITNIM_OFFLINE \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 8)
+#define BFA_LOG_LINUX_SCSI_HOST_FREE \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 9)
+#define BFA_LOG_LINUX_SCSI_ABORT \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 10)
+#define BFA_LOG_LINUX_SCSI_ABORT_COMP \
+		(((u32) BFA_LOG_LINUX_ID << BFA_LOG_MODID_OFFSET) | 11)
+#endif
diff --git a/drivers/scsi/bfa/include/log/bfa_log_wdrv.h b/drivers/scsi/bfa/include/log/bfa_log_wdrv.h
new file mode 100644
index 000000000000..809a95f7afe2
--- /dev/null
+++ b/drivers/scsi/bfa/include/log/bfa_log_wdrv.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/*
+ * messages define for WDRV Module
+ */
+#ifndef	__BFA_LOG_WDRV_H__
+#define	__BFA_LOG_WDRV_H__
+#include  <cs/bfa_log.h>
+#define BFA_LOG_WDRV_IOC_INIT_ERROR 	\
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 1)
+#define BFA_LOG_WDRV_IOC_INTERNAL_ERROR \
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 2)
+#define BFA_LOG_WDRV_IOC_START_ERROR 	\
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 3)
+#define BFA_LOG_WDRV_IOC_STOP_ERROR 	\
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 4)
+#define BFA_LOG_WDRV_INSUFFICIENT_RESOURCES \
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 5)
+#define BFA_LOG_WDRV_BASE_ADDRESS_MAP_ERROR \
+	(((u32) BFA_LOG_WDRV_ID << BFA_LOG_MODID_OFFSET) | 6)
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/ct.h b/drivers/scsi/bfa/include/protocol/ct.h
new file mode 100644
index 000000000000..c59d6630b070
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/ct.h
@@ -0,0 +1,492 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __CT_H__
+#define __CT_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+struct ct_hdr_s{
+	u32	rev_id:8;	/* Revision of the CT */
+	u32	in_id:24;	/* Initiator Id */
+	u32	gs_type:8;	/* Generic service Type */
+	u32	gs_sub_type:8;	/* Generic service sub type */
+	u32	options:8;	/* options */
+	u32	rsvrd:8;	/* reserved */
+	u32	cmd_rsp_code:16;/* ct command/response code */
+	u32	max_res_size:16;/* maximum/residual size */
+	u32	frag_id:8;	/* fragment ID */
+	u32	reason_code:8;	/* reason code */
+	u32	exp_code:8;	/* explanation code */
+	u32	vendor_unq:8;	/* vendor unique */
+};
+
+/*
+ * defines for the Revision
+ */
+enum {
+	CT_GS3_REVISION = 0x01,
+};
+
+/*
+ * defines for gs_type
+ */
+enum {
+	CT_GSTYPE_KEYSERVICE	= 0xF7,
+	CT_GSTYPE_ALIASSERVICE	= 0xF8,
+	CT_GSTYPE_MGMTSERVICE	= 0xFA,
+	CT_GSTYPE_TIMESERVICE	= 0xFB,
+	CT_GSTYPE_DIRSERVICE	= 0xFC,
+};
+
+/*
+ * defines for gs_sub_type for gs type directory service
+ */
+enum {
+	CT_GSSUBTYPE_NAMESERVER = 0x02,
+};
+
+/*
+ * defines for gs_sub_type for gs type management service
+ */
+enum {
+	CT_GSSUBTYPE_CFGSERVER	= 0x01,
+	CT_GSSUBTYPE_UNZONED_NS = 0x02,
+	CT_GSSUBTYPE_ZONESERVER = 0x03,
+	CT_GSSUBTYPE_LOCKSERVER = 0x04,
+	CT_GSSUBTYPE_HBA_MGMTSERVER = 0x10,	/* for FDMI */
+};
+
+/*
+ * defines for CT response code field
+ */
+enum {
+	CT_RSP_REJECT = 0x8001,
+	CT_RSP_ACCEPT = 0x8002,
+};
+
+/*
+ * defintions for CT reason code
+ */
+enum {
+	CT_RSN_INV_CMD		= 0x01,
+	CT_RSN_INV_VER		= 0x02,
+	CT_RSN_LOGIC_ERR	= 0x03,
+	CT_RSN_INV_SIZE		= 0x04,
+	CT_RSN_LOGICAL_BUSY	= 0x05,
+	CT_RSN_PROTO_ERR	= 0x07,
+	CT_RSN_UNABLE_TO_PERF	= 0x09,
+	CT_RSN_NOT_SUPP			= 0x0B,
+	CT_RSN_SERVER_NOT_AVBL  = 0x0D,
+	CT_RSN_SESSION_COULD_NOT_BE_ESTBD = 0x0E,
+	CT_RSN_VENDOR_SPECIFIC  = 0xFF,
+
+};
+
+/*
+ * definitions for explanations code for Name server
+ */
+enum {
+	CT_NS_EXP_NOADDITIONAL	= 0x00,
+	CT_NS_EXP_ID_NOT_REG	= 0x01,
+	CT_NS_EXP_PN_NOT_REG	= 0x02,
+	CT_NS_EXP_NN_NOT_REG	= 0x03,
+	CT_NS_EXP_CS_NOT_REG	= 0x04,
+	CT_NS_EXP_IPN_NOT_REG	= 0x05,
+	CT_NS_EXP_IPA_NOT_REG	= 0x06,
+	CT_NS_EXP_FT_NOT_REG	= 0x07,
+	CT_NS_EXP_SPN_NOT_REG	= 0x08,
+	CT_NS_EXP_SNN_NOT_REG	= 0x09,
+	CT_NS_EXP_PT_NOT_REG	= 0x0A,
+	CT_NS_EXP_IPP_NOT_REG	= 0x0B,
+	CT_NS_EXP_FPN_NOT_REG	= 0x0C,
+	CT_NS_EXP_HA_NOT_REG	= 0x0D,
+	CT_NS_EXP_FD_NOT_REG	= 0x0E,
+	CT_NS_EXP_FF_NOT_REG	= 0x0F,
+	CT_NS_EXP_ACCESSDENIED	= 0x10,
+	CT_NS_EXP_UNACCEPTABLE_ID = 0x11,
+	CT_NS_EXP_DATABASEEMPTY			= 0x12,
+	CT_NS_EXP_NOT_REG_IN_SCOPE 		= 0x13,
+	CT_NS_EXP_DOM_ID_NOT_PRESENT 	= 0x14,
+	CT_NS_EXP_PORT_NUM_NOT_PRESENT  = 0x15,
+	CT_NS_EXP_NO_DEVICE_ATTACHED 	= 0x16
+};
+
+/*
+ * defintions for the explanation code for all servers
+ */
+enum {
+	CT_EXP_AUTH_EXCEPTION			= 0xF1,
+	CT_EXP_DB_FULL					= 0xF2,
+	CT_EXP_DB_EMPTY					= 0xF3,
+	CT_EXP_PROCESSING_REQ			= 0xF4,
+	CT_EXP_UNABLE_TO_VERIFY_CONN	= 0xF5,
+	CT_EXP_DEVICES_NOT_IN_CMN_ZONE  = 0xF6
+};
+
+/*
+ * Command codes for Name server
+ */
+enum {
+	GS_GID_PN	= 0x0121,	/* Get Id on port name */
+	GS_GPN_ID	= 0x0112,	/* Get port name on ID */
+	GS_GNN_ID	= 0x0113,	/* Get node name on ID */
+	GS_GID_FT	= 0x0171,	/* Get Id on FC4 type */
+	GS_GSPN_ID	= 0x0118,	/* Get symbolic PN on ID */
+	GS_RFT_ID	= 0x0217,	/* Register fc4type on ID */
+	GS_RSPN_ID	= 0x0218,	/* Register symbolic PN on ID */
+	GS_RPN_ID	= 0x0212,	/* Register port name */
+	GS_RNN_ID	= 0x0213,	/* Register node name */
+	GS_RCS_ID	= 0x0214,	/* Register class of service */
+	GS_RPT_ID	= 0x021A,	/* Register port type */
+	GS_GA_NXT	= 0x0100,	/* Get all next */
+	GS_RFF_ID	= 0x021F,	/* Register FC4 Feature		*/
+};
+
+struct fcgs_id_req_s{
+	u32	rsvd:8;
+	u32	dap:24;	/* port identifier */
+};
+#define fcgs_gpnid_req_t struct fcgs_id_req_s
+#define fcgs_gnnid_req_t struct fcgs_id_req_s
+#define fcgs_gspnid_req_t struct fcgs_id_req_s
+
+struct fcgs_gidpn_req_s{
+	wwn_t	port_name;	/* port wwn */
+};
+
+struct fcgs_gidpn_resp_s{
+	u32	rsvd:8;
+	u32	dap:24;	/* port identifier */
+};
+
+/**
+ * RFT_ID
+ */
+struct fcgs_rftid_req_s {
+	u32	rsvd:8;
+	u32	dap:24;		/* port identifier */
+	u32	fc4_type[8];	/* fc4 types */
+};
+
+/**
+ * RFF_ID : Register FC4 features.
+ */
+
+#define FC_GS_FCP_FC4_FEATURE_INITIATOR  0x02
+#define FC_GS_FCP_FC4_FEATURE_TARGET	 0x01
+
+struct fcgs_rffid_req_s{
+    u32    rsvd          :8;
+    u32    dap        	  :24;		/* port identifier	*/
+    u32    rsvd1         :16;
+    u32    fc4ftr_bits   :8;		/* fc4 feature bits	*/
+    u32    fc4_type      :8;		/* corresponding FC4 Type */
+};
+
+/**
+ * GID_FT Request
+ */
+struct fcgs_gidft_req_s{
+	u8	reserved;
+	u8	domain_id;	/* domain, 0 - all fabric */
+	u8	area_id;	/* area, 0 - whole domain */
+	u8	fc4_type;	/* FC_TYPE_FCP for SCSI devices */
+};				/* GID_FT Request */
+
+/**
+ * GID_FT Response
+ */
+struct fcgs_gidft_resp_s {
+	u8		last:1;	/* last port identifier flag */
+	u8		reserved:7;
+	u32	pid:24;	/* port identifier */
+};				/* GID_FT Response */
+
+/**
+ * RSPN_ID
+ */
+struct fcgs_rspnid_req_s{
+	u32	rsvd:8;
+	u32	dap:24;		/* port identifier */
+	u8		spn_len;	/* symbolic port name length */
+	u8		spn[256];	/* symbolic port name */
+};
+
+/**
+ * RPN_ID
+ */
+struct fcgs_rpnid_req_s{
+	u32	rsvd:8;
+	u32	port_id:24;
+	wwn_t		port_name;
+};
+
+/**
+ * RNN_ID
+ */
+struct fcgs_rnnid_req_s{
+	u32	rsvd:8;
+	u32	port_id:24;
+	wwn_t		node_name;
+};
+
+/**
+ * RCS_ID
+ */
+struct fcgs_rcsid_req_s{
+	u32	rsvd:8;
+	u32	port_id:24;
+	u32	cos;
+};
+
+/**
+ * RPT_ID
+ */
+struct fcgs_rptid_req_s{
+	u32	rsvd:8;
+	u32	port_id:24;
+	u32	port_type:8;
+	u32	rsvd1:24;
+};
+
+/**
+ * GA_NXT Request
+ */
+struct fcgs_ganxt_req_s{
+	u32	rsvd:8;
+	u32	port_id:24;
+};
+
+/**
+ * GA_NXT Response
+ */
+struct fcgs_ganxt_rsp_s{
+	u32	port_type:8;	/* Port Type */
+	u32	port_id:24;	/* Port Identifier */
+	wwn_t		port_name;	/* Port Name */
+	u8		spn_len;	/* Length of Symbolic Port Name */
+	char		spn[255];	/* Symbolic Port Name */
+	wwn_t		node_name;	/* Node Name */
+	u8		snn_len;	/* Length of Symbolic Node Name */
+	char		snn[255];	/* Symbolic Node Name */
+	u8		ipa[8];		/* Initial Process Associator */
+	u8		ip[16];		/* IP Address */
+	u32	cos;		/* Class of Service */
+	u32	fc4types[8];	/* FC-4 TYPEs */
+	wwn_t		fabric_port_name;
+					/* Fabric Port Name */
+	u32	rsvd:8;		/* Reserved */
+	u32	hard_addr:24;	/* Hard Address */
+};
+
+/*
+ * Fabric Config Server
+ */
+
+/*
+ * Command codes for Fabric Configuration Server
+ */
+enum {
+	GS_FC_GFN_CMD	= 0x0114,	/* GS FC Get Fabric Name  */
+	GS_FC_GMAL_CMD	= 0x0116,	/* GS FC GMAL  */
+	GS_FC_TRACE_CMD	= 0x0400,	/* GS FC Trace Route */
+	GS_FC_PING_CMD	= 0x0401,	/* GS FC Ping */
+};
+
+/*
+ * Source or Destination Port Tags.
+ */
+enum {
+	GS_FTRACE_TAG_NPORT_ID		= 1,
+	GS_FTRACE_TAG_NPORT_NAME	= 2,
+};
+
+/*
+* Port Value : Could be a Port id or wwn
+ */
+union fcgs_port_val_u{
+	u32	nport_id;
+	wwn_t		nport_wwn;
+};
+
+#define GS_FTRACE_MAX_HOP_COUNT	20
+#define GS_FTRACE_REVISION	1
+
+/*
+ * Ftrace Related Structures.
+ */
+
+/*
+ * STR (Switch Trace) Reject Reason Codes. From FC-SW.
+ */
+enum {
+	GS_FTRACE_STR_CMD_COMPLETED_SUCC	= 0,
+	GS_FTRACE_STR_CMD_NOT_SUPP_IN_NEXT_SWITCH,
+	GS_FTRACE_STR_NO_RESP_FROM_NEXT_SWITCH,
+	GS_FTRACE_STR_MAX_HOP_CNT_REACHED,
+	GS_FTRACE_STR_SRC_PORT_NOT_FOUND,
+	GS_FTRACE_STR_DST_PORT_NOT_FOUND,
+	GS_FTRACE_STR_DEVICES_NOT_IN_COMMON_ZONE,
+	GS_FTRACE_STR_NO_ROUTE_BW_PORTS,
+	GS_FTRACE_STR_NO_ADDL_EXPLN,
+	GS_FTRACE_STR_FABRIC_BUSY,
+	GS_FTRACE_STR_FABRIC_BUILD_IN_PROGRESS,
+	GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_START = 0xf0,
+	GS_FTRACE_STR_VENDOR_SPECIFIC_ERR_END = 0xff,
+};
+
+/*
+ * Ftrace Request
+ */
+struct fcgs_ftrace_req_s{
+	u32	revision;
+	u16	src_port_tag;	/* Source Port tag */
+	u16	src_port_len;	/* Source Port len */
+	union fcgs_port_val_u src_port_val;	/* Source Port value */
+	u16	dst_port_tag;	/* Destination Port tag */
+	u16	dst_port_len;	/* Destination Port len */
+	union fcgs_port_val_u dst_port_val;	/* Destination Port value */
+	u32	token;
+	u8		vendor_id[8];	/* T10 Vendor Identifier */
+	u8		vendor_info[8];	/* Vendor specific Info */
+	u32	max_hop_cnt;	/* Max Hop Count */
+};
+
+/*
+ * Path info structure
+ */
+struct fcgs_ftrace_path_info_s{
+	wwn_t		switch_name;		/* Switch WWN */
+	u32	domain_id;
+	wwn_t		ingress_port_name;	/* Ingress ports wwn */
+	u32	ingress_phys_port_num;	/* Ingress ports physical port
+						 * number
+						 */
+	wwn_t		egress_port_name;	/* Ingress ports wwn */
+	u32	egress_phys_port_num;	/* Ingress ports physical port
+						 * number
+						 */
+};
+
+/*
+ * Ftrace Acc Response
+ */
+struct fcgs_ftrace_resp_s{
+	u32	revision;
+	u32	token;
+	u8		vendor_id[8];		/* T10 Vendor Identifier */
+	u8		vendor_info[8];		/* Vendor specific Info */
+	u32	str_rej_reason_code;	/* STR Reject Reason Code */
+	u32	num_path_info_entries;	/* No. of path info entries */
+	/*
+	 * path info entry/entries.
+	 */
+	struct fcgs_ftrace_path_info_s path_info[1];
+
+};
+
+/*
+* Fabric Config Server : FCPing
+ */
+
+/*
+ * FC Ping Request
+ */
+struct fcgs_fcping_req_s{
+	u32	revision;
+	u16	port_tag;
+	u16	port_len;	/* Port len */
+	union fcgs_port_val_u port_val;	/* Port value */
+	u32	token;
+};
+
+/*
+ * FC Ping Response
+ */
+struct fcgs_fcping_resp_s{
+	u32	token;
+};
+
+/*
+ * Command codes for zone server query.
+ */
+enum {
+	ZS_GZME = 0x0124,	/* Get zone member extended */
+};
+
+/*
+ * ZS GZME request
+ */
+#define ZS_GZME_ZNAMELEN	32
+struct zs_gzme_req_s{
+	u8	znamelen;
+	u8	rsvd[3];
+	u8	zname[ZS_GZME_ZNAMELEN];
+};
+
+enum zs_mbr_type{
+	ZS_MBR_TYPE_PWWN	= 1,
+	ZS_MBR_TYPE_DOMPORT	= 2,
+	ZS_MBR_TYPE_PORTID	= 3,
+	ZS_MBR_TYPE_NWWN	= 4,
+};
+
+struct zs_mbr_wwn_s{
+	u8	mbr_type;
+	u8	rsvd[3];
+	wwn_t	wwn;
+};
+
+struct zs_query_resp_s{
+	u32	nmbrs;	/*  number of zone members */
+	struct zs_mbr_wwn_s	mbr[1];
+};
+
+/*
+ * GMAL Command ( Get ( interconnect Element) Management Address List)
+ * To retrieve the IP Address of a Switch.
+ */
+
+#define CT_GMAL_RESP_PREFIX_TELNET	 "telnet://"
+#define CT_GMAL_RESP_PREFIX_HTTP	 "http://"
+
+/*  GMAL/GFN request */
+struct fcgs_req_s {
+	wwn_t    wwn; 	/* PWWN/NWWN */
+};
+
+#define fcgs_gmal_req_t struct fcgs_req_s
+#define fcgs_gfn_req_t struct fcgs_req_s
+
+/* Accept Response to GMAL */
+struct fcgs_gmal_resp_s {
+	u32 		ms_len;   /* Num of entries */
+	u8     	ms_ma[256];
+};
+
+struct fc_gmal_entry_s {
+	u8  len;
+	u8  prefix[7]; /* like "http://" */
+	u8  ip_addr[248];
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/fc.h b/drivers/scsi/bfa/include/protocol/fc.h
new file mode 100644
index 000000000000..3e39ba58cfb5
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fc.h
@@ -0,0 +1,1105 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FC_H__
+#define __FC_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+/*
+ * Fibre Channel Header Structure (FCHS) definition
+ */
+struct fchs_s {
+#ifdef __BIGENDIAN
+	u32        routing:4;	/* routing bits */
+	u32        cat_info:4;	/* category info */
+#else
+	u32        cat_info:4;	/* category info */
+	u32        routing:4;	/* routing bits */
+#endif
+	u32        d_id:24;	/* destination identifier */
+
+	u32        cs_ctl:8;	/* class specific control */
+	u32        s_id:24;	/* source identifier */
+
+	u32        type:8;		/* data structure type */
+	u32        f_ctl:24;	/* initial frame control */
+
+	u8         seq_id;		/* sequence identifier */
+	u8         df_ctl;		/* data field control */
+	u16        seq_cnt;	/* sequence count */
+
+	u16        ox_id;		/* originator exchange ID */
+	u16        rx_id;		/* responder exchange ID */
+
+	u32        ro;		/* relative offset */
+};
+/*
+ * Fibre Channel BB_E Header Structure
+ */
+struct fcbbehs_s {
+	u16	ver_rsvd;
+	u32	rsvd[2];
+	u32	rsvd__sof;
+};
+
+#define FC_SEQ_ID_MAX		256
+
+/*
+ * routing bit definitions
+ */
+enum {
+	FC_RTG_FC4_DEV_DATA	= 0x0,	/* FC-4 Device Data */
+	FC_RTG_EXT_LINK		= 0x2,	/* Extended Link Data */
+	FC_RTG_FC4_LINK_DATA	= 0x3,	/* FC-4 Link Data */
+	FC_RTG_VIDEO_DATA	= 0x4,	/* Video Data */
+	FC_RTG_EXT_HDR		= 0x5,	/* VFT, IFR or Encapsuled */
+	FC_RTG_BASIC_LINK	= 0x8,	/* Basic Link data */
+	FC_RTG_LINK_CTRL	= 0xC,	/* Link Control */
+};
+
+/*
+ * information category for extended link data and FC-4 Link Data
+ */
+enum {
+	FC_CAT_LD_REQUEST	= 0x2,	/* Request */
+	FC_CAT_LD_REPLY		= 0x3,	/* Reply */
+	FC_CAT_LD_DIAG		= 0xF,	/* for DIAG use only */
+};
+
+/*
+ * information category for extended headers (VFT, IFR or encapsulation)
+ */
+enum {
+	FC_CAT_VFT_HDR = 0x0,	/* Virtual fabric tagging header */
+	FC_CAT_IFR_HDR = 0x1,	/* Inter-Fabric routing header */
+	FC_CAT_ENC_HDR = 0x2,	/* Encapsulation header */
+};
+
+/*
+ * information category for FC-4 device data
+ */
+enum {
+	FC_CAT_UNCATEG_INFO	= 0x0,	/* Uncategorized information */
+	FC_CAT_SOLICIT_DATA	= 0x1,	/* Solicited Data */
+	FC_CAT_UNSOLICIT_CTRL	= 0x2,	/* Unsolicited Control */
+	FC_CAT_SOLICIT_CTRL	= 0x3,	/* Solicited Control */
+	FC_CAT_UNSOLICIT_DATA	= 0x4,	/* Unsolicited Data */
+	FC_CAT_DATA_DESC	= 0x5,	/* Data Descriptor */
+	FC_CAT_UNSOLICIT_CMD	= 0x6,	/* Unsolicited Command */
+	FC_CAT_CMD_STATUS	= 0x7,	/* Command Status */
+};
+
+/*
+ * information category for Link Control
+ */
+enum {
+	FC_CAT_ACK_1		= 0x00,
+	FC_CAT_ACK_0_N		= 0x01,
+	FC_CAT_P_RJT		= 0x02,
+	FC_CAT_F_RJT		= 0x03,
+	FC_CAT_P_BSY		= 0x04,
+	FC_CAT_F_BSY_DATA	= 0x05,
+	FC_CAT_F_BSY_LINK_CTL	= 0x06,
+	FC_CAT_F_LCR		= 0x07,
+	FC_CAT_NTY		= 0x08,
+	FC_CAT_END		= 0x09,
+};
+
+/*
+ * Type Field Definitions. FC-PH Section 18.5 pg. 165
+ */
+enum {
+	FC_TYPE_BLS		= 0x0,	/* Basic Link Service */
+	FC_TYPE_ELS		= 0x1,	/* Extended Link Service */
+	FC_TYPE_IP		= 0x5,	/* IP */
+	FC_TYPE_FCP		= 0x8,	/* SCSI-FCP */
+	FC_TYPE_GPP		= 0x9,	/* SCSI_GPP */
+	FC_TYPE_SERVICES	= 0x20,	/* Fibre Channel Services */
+	FC_TYPE_FC_FSS		= 0x22,	/* Fabric Switch Services */
+	FC_TYPE_FC_AL		= 0x23,	/* FC-AL */
+	FC_TYPE_FC_SNMP		= 0x24,	/* FC-SNMP */
+	FC_TYPE_MAX		= 256,	/* 256 FC-4 types */
+};
+
+struct fc_fc4types_s{
+	u8         bits[FC_TYPE_MAX / 8];
+};
+
+/*
+ * Frame Control Definitions. FC-PH Table-45. pg. 168
+ */
+enum {
+	FCTL_EC_ORIG = 0x000000,	/* exchange originator */
+	FCTL_EC_RESP = 0x800000,	/* exchange responder */
+	FCTL_SEQ_INI = 0x000000,	/* sequence initiator */
+	FCTL_SEQ_REC = 0x400000,	/* sequence recipient */
+	FCTL_FS_EXCH = 0x200000,	/* first sequence of xchg */
+	FCTL_LS_EXCH = 0x100000,	/* last sequence of xchg */
+	FCTL_END_SEQ = 0x080000,	/* last frame of sequence */
+	FCTL_SI_XFER = 0x010000,	/* seq initiative transfer */
+	FCTL_RO_PRESENT = 0x000008,	/* relative offset present */
+	FCTL_FILLBYTE_MASK = 0x000003	/* , fill byte mask */
+};
+
+/*
+ * Fabric Well Known Addresses
+ */
+enum {
+	FC_MIN_WELL_KNOWN_ADDR		= 0xFFFFF0,
+	FC_DOMAIN_CONTROLLER_MASK 	= 0xFFFC00,
+	FC_ALIAS_SERVER			= 0xFFFFF8,
+	FC_MGMT_SERVER			= 0xFFFFFA,
+	FC_TIME_SERVER			= 0xFFFFFB,
+	FC_NAME_SERVER			= 0xFFFFFC,
+	FC_FABRIC_CONTROLLER		= 0xFFFFFD,
+	FC_FABRIC_PORT			= 0xFFFFFE,
+	FC_BROADCAST_SERVER		= 0xFFFFFF
+};
+
+/*
+ * domain/area/port defines
+ */
+#define FC_DOMAIN_MASK  0xFF0000
+#define FC_DOMAIN_SHIFT 16
+#define FC_AREA_MASK    0x00FF00
+#define FC_AREA_SHIFT   8
+#define FC_PORT_MASK    0x0000FF
+#define FC_PORT_SHIFT   0
+
+#define FC_GET_DOMAIN(p)	(((p) & FC_DOMAIN_MASK) >> FC_DOMAIN_SHIFT)
+#define FC_GET_AREA(p)		(((p) & FC_AREA_MASK) >> FC_AREA_SHIFT)
+#define FC_GET_PORT(p)		(((p) & FC_PORT_MASK) >> FC_PORT_SHIFT)
+
+#define FC_DOMAIN_CTRLR(p)	(FC_DOMAIN_CONTROLLER_MASK | (FC_GET_DOMAIN(p)))
+
+enum {
+	FC_RXID_ANY = 0xFFFFU,
+};
+
+/*
+ * generic ELS command
+ */
+struct fc_els_cmd_s{
+	u32        els_code:8;	/* ELS Command Code */
+	u32        reserved:24;
+};
+
+/*
+ * ELS Command Codes. FC-PH Table-75. pg. 223
+ */
+enum {
+	FC_ELS_LS_RJT = 0x1,	/* Link Service Reject. */
+	FC_ELS_ACC = 0x02,	/* Accept */
+	FC_ELS_PLOGI = 0x03,	/* N_Port Login. */
+	FC_ELS_FLOGI = 0x04,	/* F_Port Login. */
+	FC_ELS_LOGO = 0x05,	/* Logout. */
+	FC_ELS_ABTX = 0x06,	/* Abort Exchange */
+	FC_ELS_RES = 0x08,	/* Read Exchange status */
+	FC_ELS_RSS = 0x09,	/* Read sequence status block */
+	FC_ELS_RSI = 0x0A,	/* Request Sequence Initiative */
+	FC_ELS_ESTC = 0x0C,	/* Estimate Credit. */
+	FC_ELS_RTV = 0x0E,	/* Read Timeout Value. */
+	FC_ELS_RLS = 0x0F,	/* Read Link Status. */
+	FC_ELS_ECHO = 0x10,	/* Echo */
+	FC_ELS_TEST = 0x11,	/* Test */
+	FC_ELS_RRQ = 0x12,	/* Reinstate Recovery Qualifier. */
+	FC_ELS_REC = 0x13,	/* Add this for TAPE support in FCR */
+	FC_ELS_PRLI = 0x20,	/* Process Login */
+	FC_ELS_PRLO = 0x21,	/* Process Logout. */
+	FC_ELS_SCN = 0x22,	/* State Change Notification. */
+	FC_ELS_TPRLO = 0x24,	/* Third Party Process Logout. */
+	FC_ELS_PDISC = 0x50,	/* Discover N_Port Parameters. */
+	FC_ELS_FDISC = 0x51,	/* Discover F_Port Parameters. */
+	FC_ELS_ADISC = 0x52,	/* Discover Address. */
+	FC_ELS_FAN = 0x60,	/* Fabric Address Notification */
+	FC_ELS_RSCN = 0x61,	/* Reg State Change Notification */
+	FC_ELS_SCR = 0x62,	/* State Change Registration. */
+	FC_ELS_RTIN = 0x77,	/* Mangement server request */
+	FC_ELS_RNID = 0x78,	/* Mangement server request */
+	FC_ELS_RLIR = 0x79,	/* Registered Link Incident Record */
+
+	FC_ELS_RPSC = 0x7D,	/* Report Port Speed Capabilities */
+	FC_ELS_QSA = 0x7E,	/* Query Security Attributes. Ref FC-SP */
+	FC_ELS_E2E_LBEACON = 0x81,
+				/* End-to-End Link Beacon */
+	FC_ELS_AUTH = 0x90,	/* Authentication. Ref FC-SP */
+	FC_ELS_RFCN = 0x97,	/* Request Fabric Change Notification. Ref
+				 *FC-SP */
+
+};
+
+/*
+ *  Version numbers for FC-PH standards,
+ *  used in login to indicate what port
+ *  supports. See FC-PH-X table 158.
+ */
+enum {
+	FC_PH_VER_4_3 = 0x09,
+	FC_PH_VER_PH_3 = 0x20,
+};
+
+/*
+ * PDU size defines
+ */
+enum {
+	FC_MIN_PDUSZ = 512,
+	FC_MAX_PDUSZ = 2112,
+};
+
+/*
+ * N_Port PLOGI Common Service Parameters.
+ * FC-PH-x. Figure-76. pg. 308.
+ */
+struct fc_plogi_csp_s{
+	u8         verhi;	/* FC-PH high version */
+	u8         verlo;	/* FC-PH low version */
+	u16        bbcred;	/* BB_Credit */
+
+#ifdef __BIGENDIAN
+	u8         ciro:1,		/* continuously increasing RO */
+			rro:1,		/* random relative offset */
+			npiv_supp:1,	/* NPIV supported */
+			port_type:1,	/* N_Port/F_port */
+			altbbcred:1,	/* alternate BB_Credit */
+			resolution:1,	/* ms/ns ED_TOV resolution */
+			vvl_info:1,	/* VVL Info included */
+			reserved1:1;
+
+	u8         hg_supp:1,
+			query_dbc:1,
+			security:1,
+			sync_cap:1,
+			r_t_tov:1,
+			dh_dup_supp:1,
+			cisc:1,		/* continuously increasing seq count */
+			payload:1;
+#else
+	u8         reserved2:2,
+			resolution:1,	/* ms/ns ED_TOV resolution */
+			altbbcred:1,	/* alternate BB_Credit */
+			port_type:1,	/* N_Port/F_port */
+			npiv_supp:1,	/* NPIV supported */
+			rro:1,		/* random relative offset */
+			ciro:1;		/* continuously increasing RO */
+
+	u8         payload:1,
+			cisc:1,		/* continuously increasing seq count */
+			dh_dup_supp:1,
+			r_t_tov:1,
+			sync_cap:1,
+			security:1,
+			query_dbc:1,
+			hg_supp:1;
+#endif
+
+	u16        rxsz;		/* recieve data_field size */
+
+	u16        conseq;
+	u16        ro_bitmap;
+
+	u32        e_d_tov;
+};
+
+/*
+ * N_Port PLOGI Class Specific Parameters.
+ * FC-PH-x. Figure 78. pg. 318.
+ */
+struct fc_plogi_clp_s{
+#ifdef __BIGENDIAN
+	u32        class_valid:1;
+	u32        intermix:1;	/* class intermix supported if set =1.
+					 * valid only for class1. Reserved for
+					 * class2 & class3
+					 */
+	u32        reserved1:2;
+	u32        sequential:1;
+	u32        reserved2:3;
+#else
+	u32        reserved2:3;
+	u32        sequential:1;
+	u32        reserved1:2;
+	u32        intermix:1;	/* class intermix supported if set =1.
+					 * valid only for class1. Reserved for
+					 * class2 & class3
+					 */
+	u32        class_valid:1;
+#endif
+
+	u32        reserved3:24;
+
+	u32        reserved4:16;
+	u32        rxsz:16;	/* Receive data_field size */
+
+	u32        reserved5:8;
+	u32        conseq:8;
+	u32        e2e_credit:16;	/* end to end credit */
+
+	u32        reserved7:8;
+	u32        ospx:8;
+	u32        reserved8:16;
+};
+
+#define FLOGI_VVL_BRCD    0x42524344 /* ASCII value for each character in
+				      * string "BRCD" */
+
+/*
+ * PLOGI els command and reply payload
+ */
+struct fc_logi_s{
+	struct fc_els_cmd_s els_cmd;	/* ELS command code */
+	struct fc_plogi_csp_s  csp;		/* common service params */
+	wwn_t           port_name;
+	wwn_t           node_name;
+	struct fc_plogi_clp_s  class1;		/* class 1 service parameters */
+	struct fc_plogi_clp_s  class2;		/* class 2 service parameters */
+	struct fc_plogi_clp_s  class3;		/* class 3 service parameters */
+	struct fc_plogi_clp_s  class4;		/* class 4 service parameters */
+	u8         vvl[16];	/* vendor version level */
+};
+
+/*
+ * LOGO els command payload
+ */
+struct fc_logo_s{
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        res1:8;
+	u32        nport_id:24;	/* N_Port identifier of source */
+	wwn_t           orig_port_name;	/* Port name of the LOGO originator */
+};
+
+/*
+ * ADISC els command payload
+ */
+struct fc_adisc_s {
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        res1:8;
+	u32        orig_HA:24;	/* originator hard address */
+	wwn_t           orig_port_name;	/* originator port name */
+	wwn_t           orig_node_name;	/* originator node name */
+	u32        res2:8;
+	u32        nport_id:24;	/* originator NPortID */
+};
+
+/*
+ * Exchange status block
+ */
+struct fc_exch_status_blk_s{
+	u32        oxid:16;
+	u32        rxid:16;
+	u32        res1:8;
+	u32        orig_np:24;	/* originator NPortID */
+	u32        res2:8;
+	u32        resp_np:24;	/* responder NPortID */
+	u32        es_bits;
+	u32        res3;
+	/*
+	 * un modified section of the fields
+	 */
+};
+
+/*
+ * RES els command payload
+ */
+struct fc_res_s {
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        res1:8;
+	u32        nport_id:24;	/* N_Port identifier of source */
+	u32        oxid:16;
+	u32        rxid:16;
+	u8         assoc_hdr[32];
+};
+
+/*
+ * RES els accept payload
+ */
+struct fc_res_acc_s{
+	struct fc_els_cmd_s els_cmd;	/* ELS command code */
+	struct fc_exch_status_blk_s fc_exch_blk; /* Exchange status block */
+};
+
+/*
+ * REC els command payload
+ */
+struct fc_rec_s {
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        res1:8;
+	u32        nport_id:24;	/* N_Port identifier of source */
+	u32        oxid:16;
+	u32        rxid:16;
+};
+
+#define FC_REC_ESB_OWN_RSP	0x80000000	/* responder owns */
+#define FC_REC_ESB_SI		0x40000000	/* SI is owned 	*/
+#define FC_REC_ESB_COMP		0x20000000	/* exchange is complete	*/
+#define FC_REC_ESB_ENDCOND_ABN	0x10000000	/* abnormal ending 	*/
+#define FC_REC_ESB_RQACT	0x04000000	/* recovery qual active	*/
+#define FC_REC_ESB_ERRP_MSK	0x03000000
+#define FC_REC_ESB_OXID_INV	0x00800000	/* invalid OXID		*/
+#define FC_REC_ESB_RXID_INV	0x00400000	/* invalid RXID		*/
+#define FC_REC_ESB_PRIO_INUSE	0x00200000
+
+/*
+ * REC els accept payload
+ */
+struct fc_rec_acc_s {
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        oxid:16;
+	u32        rxid:16;
+	u32        res1:8;
+	u32        orig_id:24;	/* N_Port id of exchange originator */
+	u32        res2:8;
+	u32        resp_id:24;	/* N_Port id of exchange responder */
+	u32        count;		/* data transfer count */
+	u32        e_stat;		/* exchange status */
+};
+
+/*
+ * RSI els payload
+ */
+struct fc_rsi_s {
+	struct fc_els_cmd_s    els_cmd;
+	u32        res1:8;
+	u32        orig_sid:24;
+	u32        oxid:16;
+	u32        rxid:16;
+};
+
+/*
+ * structure for PRLI paramater pages, both request & response
+ * see FC-PH-X table 113 & 115 for explanation also FCP table 8
+ */
+struct fc_prli_params_s{
+	u32        reserved: 16;
+#ifdef __BIGENDIAN
+	u32        reserved1: 5;
+	u32        rec_support : 1;
+	u32        task_retry_id : 1;
+	u32        retry : 1;
+
+	u32        confirm : 1;
+	u32        doverlay:1;
+	u32        initiator:1;
+	u32        target:1;
+	u32        cdmix:1;
+	u32        drmix:1;
+	u32        rxrdisab:1;
+	u32        wxrdisab:1;
+#else
+	u32        retry : 1;
+	u32        task_retry_id : 1;
+	u32        rec_support : 1;
+	u32        reserved1: 5;
+
+	u32        wxrdisab:1;
+	u32        rxrdisab:1;
+	u32        drmix:1;
+	u32        cdmix:1;
+	u32        target:1;
+	u32        initiator:1;
+	u32        doverlay:1;
+	u32        confirm : 1;
+#endif
+};
+
+/*
+ * valid values for rspcode in PRLI ACC payload
+ */
+enum {
+	FC_PRLI_ACC_XQTD = 0x1,		/* request executed */
+	FC_PRLI_ACC_PREDEF_IMG = 0x5,	/* predefined image - no prli needed */
+};
+
+struct fc_prli_params_page_s{
+	u32        type:8;
+	u32        codext:8;
+#ifdef __BIGENDIAN
+	u32        origprocasv:1;
+	u32        rsppav:1;
+	u32        imagepair:1;
+	u32        reserved1:1;
+	u32        rspcode:4;
+#else
+	u32        rspcode:4;
+	u32        reserved1:1;
+	u32        imagepair:1;
+	u32        rsppav:1;
+	u32        origprocasv:1;
+#endif
+	u32        reserved2:8;
+
+	u32        origprocas;
+	u32        rspprocas;
+	struct fc_prli_params_s  servparams;
+};
+
+/*
+ * PRLI request and accept payload, FC-PH-X tables 112 & 114
+ */
+struct fc_prli_s{
+	u32        command:8;
+	u32        pglen:8;
+	u32        pagebytes:16;
+	struct fc_prli_params_page_s parampage;
+};
+
+/*
+ * PRLO logout params page
+ */
+struct fc_prlo_params_page_s{
+	u32        type:8;
+	u32        type_ext:8;
+#ifdef __BIGENDIAN
+	u32        opa_valid:1;	/* originator process associator
+					 * valid
+					 */
+	u32        rpa_valid:1;	/* responder process associator valid */
+	u32        res1:14;
+#else
+	u32        res1:14;
+	u32        rpa_valid:1;	/* responder process associator valid */
+	u32        opa_valid:1;	/* originator process associator
+					 * valid
+					 */
+#endif
+	u32        orig_process_assc;
+	u32        resp_process_assc;
+
+	u32        res2;
+};
+
+/*
+ * PRLO els command payload
+ */
+struct fc_prlo_s{
+	u32        	command:8;
+	u32        	page_len:8;
+	u32        	payload_len:16;
+	struct fc_prlo_params_page_s 	prlo_params[1];
+};
+
+/*
+ * PRLO Logout response parameter page
+ */
+struct fc_prlo_acc_params_page_s{
+	u32        type:8;
+	u32        type_ext:8;
+
+#ifdef __BIGENDIAN
+	u32        opa_valid:1;	/* originator process associator
+					 * valid
+					 */
+	u32        rpa_valid:1;	/* responder process associator valid */
+	u32        res1:14;
+#else
+	u32        res1:14;
+	u32        rpa_valid:1;	/* responder process associator valid */
+	u32        opa_valid:1;	/* originator process associator
+					 * valid
+					 */
+#endif
+	u32        orig_process_assc;
+	u32        resp_process_assc;
+
+	u32        fc4type_csp;
+};
+
+/*
+ * PRLO els command ACC payload
+ */
+struct fc_prlo_acc_s{
+	u32        command:8;
+	u32        page_len:8;
+	u32        payload_len:16;
+	struct fc_prlo_acc_params_page_s prlo_acc_params[1];
+};
+
+/*
+ * SCR els command payload
+ */
+enum {
+	FC_SCR_REG_FUNC_FABRIC_DETECTED = 0x01,
+	FC_SCR_REG_FUNC_N_PORT_DETECTED = 0x02,
+	FC_SCR_REG_FUNC_FULL = 0x03,
+	FC_SCR_REG_FUNC_CLEAR_REG = 0xFF,
+};
+
+/* SCR VU registrations */
+enum {
+	FC_VU_SCR_REG_FUNC_FABRIC_NAME_CHANGE = 0x01
+};
+
+struct fc_scr_s{
+	u32 command:8;
+	u32 res:24;
+	u32 vu_reg_func:8; /* Vendor Unique Registrations */
+	u32 res1:16;
+	u32 reg_func:8;
+};
+
+/*
+ * Information category for Basic link data
+ */
+enum {
+	FC_CAT_NOP	= 0x0,
+	FC_CAT_ABTS	= 0x1,
+	FC_CAT_RMC	= 0x2,
+	FC_CAT_BA_ACC	= 0x4,
+	FC_CAT_BA_RJT	= 0x5,
+	FC_CAT_PRMT	= 0x6,
+};
+
+/*
+ * LS_RJT els reply payload
+ */
+struct fc_ls_rjt_s {
+	struct fc_els_cmd_s    els_cmd;		/* ELS command code */
+	u32        res1:8;
+	u32        reason_code:8;		/* Reason code for reject */
+	u32        reason_code_expl:8;	/* Reason code explanation */
+	u32        vendor_unique:8;	/* Vendor specific */
+};
+
+/*
+ * LS_RJT reason codes
+ */
+enum {
+	FC_LS_RJT_RSN_INV_CMD_CODE	= 0x01,
+	FC_LS_RJT_RSN_LOGICAL_ERROR	= 0x03,
+	FC_LS_RJT_RSN_LOGICAL_BUSY	= 0x05,
+	FC_LS_RJT_RSN_PROTOCOL_ERROR	= 0x07,
+	FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD = 0x09,
+	FC_LS_RJT_RSN_CMD_NOT_SUPP	= 0x0B,
+};
+
+/*
+ * LS_RJT reason code explanation
+ */
+enum {
+	FC_LS_RJT_EXP_NO_ADDL_INFO		= 0x00,
+	FC_LS_RJT_EXP_SPARMS_ERR_OPTIONS	= 0x01,
+	FC_LS_RJT_EXP_SPARMS_ERR_INI_CTL	= 0x03,
+	FC_LS_RJT_EXP_SPARMS_ERR_REC_CTL	= 0x05,
+	FC_LS_RJT_EXP_SPARMS_ERR_RXSZ		= 0x07,
+	FC_LS_RJT_EXP_SPARMS_ERR_CONSEQ		= 0x09,
+	FC_LS_RJT_EXP_SPARMS_ERR_CREDIT		= 0x0B,
+	FC_LS_RJT_EXP_INV_PORT_NAME		= 0x0D,
+	FC_LS_RJT_EXP_INV_NODE_FABRIC_NAME	= 0x0E,
+	FC_LS_RJT_EXP_INV_CSP			= 0x0F,
+	FC_LS_RJT_EXP_INV_ASSOC_HDR		= 0x11,
+	FC_LS_RJT_EXP_ASSOC_HDR_REQD		= 0x13,
+	FC_LS_RJT_EXP_INV_ORIG_S_ID		= 0x15,
+	FC_LS_RJT_EXP_INV_OXID_RXID_COMB	= 0x17,
+	FC_LS_RJT_EXP_CMD_ALREADY_IN_PROG	= 0x19,
+	FC_LS_RJT_EXP_LOGIN_REQUIRED		= 0x1E,
+	FC_LS_RJT_EXP_INVALID_NPORT_ID		= 0x1F,
+	FC_LS_RJT_EXP_INSUFF_RES		= 0x29,
+	FC_LS_RJT_EXP_CMD_NOT_SUPP		= 0x2C,
+	FC_LS_RJT_EXP_INV_PAYLOAD_LEN		= 0x2D,
+};
+
+/*
+ * RRQ els command payload
+ */
+struct fc_rrq_s{
+	struct fc_els_cmd_s    els_cmd;	/* ELS command code */
+	u32        res1:8;
+	u32        s_id:24;	/* exchange originator S_ID */
+
+	u32        ox_id:16;	/* originator exchange ID */
+	u32        rx_id:16;	/* responder exchange ID */
+
+	u32        res2[8];	/* optional association header */
+};
+
+/*
+ * ABTS BA_ACC reply payload
+ */
+struct fc_ba_acc_s{
+	u32        seq_id_valid:8;	/* set to 0x00 for Abort Exchange */
+	u32        seq_id:8;	/* invalid for Abort Exchange */
+	u32        res2:16;
+	u32        ox_id:16;	/* OX_ID from ABTS frame */
+	u32        rx_id:16;	/* RX_ID from ABTS frame */
+	u32        low_seq_cnt:16;	/* set to 0x0000 for Abort Exchange */
+	u32        high_seq_cnt:16;/* set to 0xFFFF for Abort Exchange */
+};
+
+/*
+ * ABTS BA_RJT reject payload
+ */
+struct fc_ba_rjt_s{
+	u32        res1:8;		/* Reserved */
+	u32        reason_code:8;	/* reason code for reject */
+	u32        reason_expl:8;	/* reason code explanation */
+	u32        vendor_unique:8;/* vendor unique reason code,set to 0 */
+};
+
+/*
+ * TPRLO logout parameter page
+ */
+struct fc_tprlo_params_page_s{
+	u32        type:8;
+	u32        type_ext:8;
+
+#ifdef __BIGENDIAN
+	u32        opa_valid:1;
+	u32        rpa_valid:1;
+	u32        tpo_nport_valid:1;
+	u32        global_process_logout:1;
+	u32        res1:12;
+#else
+	u32        res1:12;
+	u32        global_process_logout:1;
+	u32        tpo_nport_valid:1;
+	u32        rpa_valid:1;
+	u32        opa_valid:1;
+#endif
+
+	u32        orig_process_assc;
+	u32        resp_process_assc;
+
+	u32        res2:8;
+	u32        tpo_nport_id;
+};
+
+/*
+ * TPRLO ELS command payload
+ */
+struct fc_tprlo_s{
+	u32        command:8;
+	u32        page_len:8;
+	u32        payload_len:16;
+
+	struct fc_tprlo_params_page_s tprlo_params[1];
+};
+
+enum fc_tprlo_type{
+	FC_GLOBAL_LOGO = 1,
+	FC_TPR_LOGO
+};
+
+/*
+ * TPRLO els command ACC payload
+ */
+struct fc_tprlo_acc_s{
+	u32	command:8;
+	u32	page_len:8;
+	u32	payload_len:16;
+	struct fc_prlo_acc_params_page_s tprlo_acc_params[1];
+};
+
+/*
+ * RSCN els command req payload
+ */
+#define FC_RSCN_PGLEN	0x4
+
+enum fc_rscn_format{
+	FC_RSCN_FORMAT_PORTID	= 0x0,
+	FC_RSCN_FORMAT_AREA	= 0x1,
+	FC_RSCN_FORMAT_DOMAIN	= 0x2,
+	FC_RSCN_FORMAT_FABRIC	= 0x3,
+};
+
+struct fc_rscn_event_s{
+	u32        format:2;
+	u32        qualifier:4;
+	u32        resvd:2;
+	u32        portid:24;
+};
+
+struct fc_rscn_pl_s{
+	u8         command;
+	u8         pagelen;
+	u16        payldlen;
+	struct fc_rscn_event_s event[1];
+};
+
+/*
+ * ECHO els command req payload
+ */
+struct fc_echo_s {
+	struct fc_els_cmd_s    els_cmd;
+};
+
+/*
+ * RNID els command
+ */
+
+#define RNID_NODEID_DATA_FORMAT_COMMON    		 0x00
+#define RNID_NODEID_DATA_FORMAT_FCP3        		 0x08
+#define RNID_NODEID_DATA_FORMAT_DISCOVERY     		0xDF
+
+#define RNID_ASSOCIATED_TYPE_UNKNOWN                    0x00000001
+#define RNID_ASSOCIATED_TYPE_OTHER                      0x00000002
+#define RNID_ASSOCIATED_TYPE_HUB                        0x00000003
+#define RNID_ASSOCIATED_TYPE_SWITCH                     0x00000004
+#define RNID_ASSOCIATED_TYPE_GATEWAY                    0x00000005
+#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE             0x00000009
+#define RNID_ASSOCIATED_TYPE_HOST                       0x0000000A
+#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM          0x0000000B
+#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE      0x0000000E
+#define RNID_ASSOCIATED_TYPE_NAS_SERVER                 0x00000011
+#define RNID_ASSOCIATED_TYPE_BRIDGE                     0x00000002
+#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE      0x00000003
+#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE      0x000000FF
+
+/*
+ * RNID els command payload
+ */
+struct fc_rnid_cmd_s{
+	struct fc_els_cmd_s    els_cmd;
+	u32        node_id_data_format:8;
+	u32        reserved:24;
+};
+
+/*
+ * RNID els response payload
+ */
+
+struct fc_rnid_common_id_data_s{
+	wwn_t           port_name;
+	wwn_t           node_name;
+};
+
+struct fc_rnid_general_topology_data_s{
+	u32        vendor_unique[4];
+	u32        asso_type;
+	u32        phy_port_num;
+	u32        num_attached_nodes;
+	u32        node_mgmt:8;
+	u32        ip_version:8;
+	u32        udp_tcp_port_num:16;
+	u32        ip_address[4];
+	u32        reserved:16;
+	u32        vendor_specific:16;
+};
+
+struct fc_rnid_acc_s{
+	struct fc_els_cmd_s    els_cmd;
+	u32        node_id_data_format:8;
+	u32        common_id_data_length:8;
+	u32        reserved:8;
+	u32        specific_id_data_length:8;
+	struct fc_rnid_common_id_data_s common_id_data;
+	struct fc_rnid_general_topology_data_s gen_topology_data;
+};
+
+#define RNID_ASSOCIATED_TYPE_UNKNOWN                    0x00000001
+#define RNID_ASSOCIATED_TYPE_OTHER                      0x00000002
+#define RNID_ASSOCIATED_TYPE_HUB                        0x00000003
+#define RNID_ASSOCIATED_TYPE_SWITCH                     0x00000004
+#define RNID_ASSOCIATED_TYPE_GATEWAY                    0x00000005
+#define RNID_ASSOCIATED_TYPE_STORAGE_DEVICE             0x00000009
+#define RNID_ASSOCIATED_TYPE_HOST                       0x0000000A
+#define RNID_ASSOCIATED_TYPE_STORAGE_SUBSYSTEM          0x0000000B
+#define RNID_ASSOCIATED_TYPE_STORAGE_ACCESS_DEVICE      0x0000000E
+#define RNID_ASSOCIATED_TYPE_NAS_SERVER                 0x00000011
+#define RNID_ASSOCIATED_TYPE_BRIDGE                     0x00000002
+#define RNID_ASSOCIATED_TYPE_VIRTUALIZATION_DEVICE      0x00000003
+#define RNID_ASSOCIATED_TYPE_MULTI_FUNCTION_DEVICE      0x000000FF
+
+enum fc_rpsc_speed_cap{
+	RPSC_SPEED_CAP_1G = 0x8000,
+	RPSC_SPEED_CAP_2G = 0x4000,
+	RPSC_SPEED_CAP_4G = 0x2000,
+	RPSC_SPEED_CAP_10G = 0x1000,
+	RPSC_SPEED_CAP_8G = 0x0800,
+	RPSC_SPEED_CAP_16G = 0x0400,
+
+	RPSC_SPEED_CAP_UNKNOWN = 0x0001,
+};
+
+enum fc_rpsc_op_speed_s{
+	RPSC_OP_SPEED_1G = 0x8000,
+	RPSC_OP_SPEED_2G = 0x4000,
+	RPSC_OP_SPEED_4G = 0x2000,
+	RPSC_OP_SPEED_10G = 0x1000,
+	RPSC_OP_SPEED_8G = 0x0800,
+	RPSC_OP_SPEED_16G = 0x0400,
+
+	RPSC_OP_SPEED_NOT_EST = 0x0001,	/*! speed not established */
+};
+
+struct fc_rpsc_speed_info_s{
+	u16        port_speed_cap;	/*! see fc_rpsc_speed_cap_t */
+	u16        port_op_speed;	/*! see fc_rpsc_op_speed_t */
+};
+
+enum link_e2e_beacon_subcmd{
+	LINK_E2E_BEACON_ON = 1,
+	LINK_E2E_BEACON_OFF = 2
+};
+
+enum beacon_type{
+	BEACON_TYPE_NORMAL	= 1,	/*! Normal Beaconing. Green */
+	BEACON_TYPE_WARN	= 2,	/*! Warning Beaconing. Yellow/Amber */
+	BEACON_TYPE_CRITICAL	= 3	/*! Critical Beaconing. Red */
+};
+
+struct link_e2e_beacon_param_s {
+	u8         beacon_type;	/* Beacon Type. See beacon_type_t */
+	u8         beacon_frequency;
+					/* Beacon frequency. Number of blinks
+					 * per 10 seconds
+					 */
+	u16        beacon_duration;/* Beacon duration (in Seconds). The
+					 * command operation should be
+					 * terminated at the end of this
+					 * timeout value.
+					 *
+					 * Ignored if diag_sub_cmd is
+					 * LINK_E2E_BEACON_OFF.
+					 *
+					 * If 0, beaconing will continue till a
+					 * BEACON OFF request is received
+					 */
+};
+
+/*
+ * Link E2E beacon request/good response format. For LS_RJTs use fc_ls_rjt_t
+ */
+struct link_e2e_beacon_req_s{
+	u32        ls_code;	/*! FC_ELS_E2E_LBEACON in requests *
+					 *or FC_ELS_ACC in good replies */
+	u32        ls_sub_cmd;	/*! See link_e2e_beacon_subcmd_t */
+	struct link_e2e_beacon_param_s beacon_parm;
+};
+
+/**
+ * If RPSC request is sent to the Domain Controller, the request is for
+ * all the ports within that domain (TODO - I don't think FOS implements
+ * this...).
+ */
+struct fc_rpsc_cmd_s{
+	struct fc_els_cmd_s    els_cmd;
+};
+
+/*
+ * RPSC Acc
+ */
+struct fc_rpsc_acc_s{
+	u32        command:8;
+	u32        rsvd:8;
+	u32        num_entries:16;
+
+	struct fc_rpsc_speed_info_s speed_info[1];
+};
+
+/**
+ * If RPSC2 request is sent to the Domain Controller,
+ */
+#define FC_BRCD_TOKEN    0x42524344
+
+struct fc_rpsc2_cmd_s{
+	struct fc_els_cmd_s    els_cmd;
+	u32       	token;
+	u16     	resvd;
+	u16     	num_pids;       /* Number of pids in the request */
+	struct  {
+		u32	rsvd1:8;
+		u32	pid:24;	/* port identifier */
+	} pid_list[1];
+};
+
+enum fc_rpsc2_port_type{
+	RPSC2_PORT_TYPE_UNKNOWN = 0,
+	RPSC2_PORT_TYPE_NPORT   = 1,
+	RPSC2_PORT_TYPE_NLPORT  = 2,
+	RPSC2_PORT_TYPE_NPIV_PORT  = 0x5f,
+	RPSC2_PORT_TYPE_NPORT_TRUNK  = 0x6f,
+};
+
+/*
+ * RPSC2 portInfo entry structure
+ */
+struct fc_rpsc2_port_info_s{
+    u32    pid;        /* PID */
+    u16    resvd1;
+    u16    index;      /* port number / index */
+    u8     resvd2;
+    u8    	type;        /* port type N/NL/... */
+    u16    speed;      /* port Operating Speed */
+};
+
+/*
+ * RPSC2 Accept payload
+ */
+struct fc_rpsc2_acc_s{
+	u8        els_cmd;
+	u8        resvd;
+	u16       num_pids;  /* Number of pids in the request */
+	struct fc_rpsc2_port_info_s  port_info[1];    /* port information */
+};
+
+/**
+ * bit fields so that multiple classes can be specified
+ */
+enum fc_cos{
+	FC_CLASS_2	= 0x04,
+	FC_CLASS_3	= 0x08,
+	FC_CLASS_2_3	= 0x0C,
+};
+
+/*
+ * symbolic name
+ */
+struct fc_symname_s{
+	u8         symname[FC_SYMNAME_MAX];
+};
+
+struct fc_alpabm_s{
+	u8         alpa_bm[FC_ALPA_MAX / 8];
+};
+
+/*
+ * protocol default timeout values
+ */
+#define FC_ED_TOV		2
+#define FC_REC_TOV		(FC_ED_TOV + 1)
+#define FC_RA_TOV		10
+#define FC_ELS_TOV		(2 * FC_RA_TOV)
+
+/*
+ * virtual fabric related defines
+ */
+#define FC_VF_ID_NULL    0	/*  must not be used as VF_ID */
+#define FC_VF_ID_MIN     1
+#define FC_VF_ID_MAX     0xEFF
+#define FC_VF_ID_CTL     0xFEF	/*  control VF_ID */
+
+/**
+ * Virtual Fabric Tagging header format
+ * @caution This is defined only in BIG ENDIAN format.
+ */
+struct fc_vft_s{
+	u32        r_ctl:8;
+	u32        ver:2;
+	u32        type:4;
+	u32        res_a:2;
+	u32        priority:3;
+	u32        vf_id:12;
+	u32        res_b:1;
+	u32        hopct:8;
+	u32        res_c:24;
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/fc_sp.h b/drivers/scsi/bfa/include/protocol/fc_sp.h
new file mode 100644
index 000000000000..55bb0b31d04b
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fc_sp.h
@@ -0,0 +1,224 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FC_SP_H__
+#define __FC_SP_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+enum auth_els_flags{
+	FC_AUTH_ELS_MORE_FRAGS_FLAG 	= 0x80,	/*! bit-7. More Fragments
+						 * Follow
+						 */
+	FC_AUTH_ELS_CONCAT_FLAG 	= 0x40,	/*! bit-6. Concatenation Flag */
+	FC_AUTH_ELS_SEQ_NUM_FLAG 	= 0x01 	/*! bit-0. Sequence Number */
+};
+
+enum auth_msg_codes{
+	FC_AUTH_MC_AUTH_RJT		= 0x0A,	/*! Auth Reject */
+	FC_AUTH_MC_AUTH_NEG 		= 0x0B, /*! Auth Negotiate */
+	FC_AUTH_MC_AUTH_DONE 		= 0x0C, /*! Auth Done */
+
+	FC_AUTH_MC_DHCHAP_CHAL 		= 0x10, /*! DHCHAP Challenge */
+	FC_AUTH_MC_DHCHAP_REPLY 	= 0x11, /*! DHCHAP Reply */
+	FC_AUTH_MC_DHCHAP_SUCC 		= 0x12, /*! DHCHAP Success */
+
+	FC_AUTH_MC_FCAP_REQ 		= 0x13, /*! FCAP Request */
+	FC_AUTH_MC_FCAP_ACK 		= 0x14, /*! FCAP Acknowledge */
+	FC_AUTH_MC_FCAP_CONF 		= 0x15, /*! FCAP Confirm */
+
+	FC_AUTH_MC_FCPAP_INIT 		= 0x16, /*! FCPAP Init */
+	FC_AUTH_MC_FCPAP_ACC 		= 0x17, /*! FCPAP Accept */
+	FC_AUTH_MC_FCPAP_COMP 		= 0x18, /*! FCPAP Complete */
+
+	FC_AUTH_MC_IKE_SA_INIT 		= 0x22, /*! IKE SA INIT */
+	FC_AUTH_MC_IKE_SA_AUTH 		= 0x23, /*! IKE SA Auth */
+	FC_AUTH_MC_IKE_CREATE_CHILD_SA	= 0x24, /*! IKE Create Child SA */
+	FC_AUTH_MC_IKE_INFO 		= 0x25, /*! IKE informational */
+};
+
+enum auth_proto_version{
+	FC_AUTH_PROTO_VER_1 	= 1,	/*! Protocol Version 1 */
+};
+
+enum {
+	FC_AUTH_ELS_COMMAND_CODE = 0x90,/*! Authentication ELS Command code  */
+	FC_AUTH_PROTO_PARAM_LEN_SZ = 4,	/*! Size of Proto Parameter Len Field */
+	FC_AUTH_PROTO_PARAM_VAL_SZ = 4,	/*! Size of Proto Parameter Val Field */
+	FC_MAX_AUTH_SECRET_LEN     = 256,
+					/*! Maximum secret string length */
+	FC_AUTH_NUM_USABLE_PROTO_LEN_SZ = 4,
+					/*! Size of usable protocols field */
+	FC_AUTH_RESP_VALUE_LEN_SZ	= 4,
+					/*! Size of response value length */
+	FC_MAX_CHAP_KEY_LEN	= 256,	/*! Maximum md5 digest length */
+	FC_MAX_AUTH_RETRIES     = 3,	/*! Maximum number of retries */
+	FC_MD5_DIGEST_LEN       = 16,	/*! MD5 digest length */
+	FC_SHA1_DIGEST_LEN      = 20,	/*! SHA1 digest length */
+	FC_MAX_DHG_SUPPORTED    = 1,	/*! Maximum DH Groups supported */
+	FC_MAX_ALG_SUPPORTED    = 1,	/*! Maximum algorithms supported */
+	FC_MAX_PROTO_SUPPORTED  = 1,	/*! Maximum protocols supported */
+	FC_START_TXN_ID         = 2,	/*! Starting transaction ID */
+};
+
+enum auth_proto_id{
+	FC_AUTH_PROTO_DHCHAP		= 0x00000001,
+	FC_AUTH_PROTO_FCAP 		= 0x00000002,
+	FC_AUTH_PROTO_FCPAP 		= 0x00000003,
+	FC_AUTH_PROTO_IKEv2 		= 0x00000004,
+	FC_AUTH_PROTO_IKEv2_AUTH 	= 0x00000005,
+};
+
+struct auth_name_s{
+	u16	name_tag;	/*! Name Tag = 1 for Authentication */
+	u16	name_len;	/*! Name Length = 8 for Authentication
+					 */
+	wwn_t		name;  		/*! Name. TODO - is this PWWN */
+};
+
+
+enum auth_hash_func{
+	FC_AUTH_HASH_FUNC_MD5 		= 0x00000005,
+	FC_AUTH_HASH_FUNC_SHA_1 	= 0x00000006,
+};
+
+enum auth_dh_gid{
+	FC_AUTH_DH_GID_0_DHG_NULL	= 0x00000000,
+	FC_AUTH_DH_GID_1_DHG_1024	= 0x00000001,
+	FC_AUTH_DH_GID_2_DHG_1280	= 0x00000002,
+	FC_AUTH_DH_GID_3_DHG_1536	= 0x00000003,
+	FC_AUTH_DH_GID_4_DHG_2048	= 0x00000004,
+	FC_AUTH_DH_GID_6_DHG_3072	= 0x00000006,
+	FC_AUTH_DH_GID_7_DHG_4096	= 0x00000007,
+	FC_AUTH_DH_GID_8_DHG_6144	= 0x00000008,
+	FC_AUTH_DH_GID_9_DHG_8192	= 0x00000009,
+};
+
+struct auth_els_msg_s {
+	u8		auth_els_code;	/*  Authentication ELS Code (0x90) */
+	u8 	auth_els_flag; 	/*  Authentication ELS Flags */
+	u8 	auth_msg_code; 	/*  Authentication Message Code */
+	u8 	proto_version; 	/*  Protocol Version */
+	u32	msg_len; 	/*  Message Length */
+	u32	trans_id; 	/*  Transaction Identifier (T_ID) */
+
+	/* Msg payload follows... */
+};
+
+
+enum auth_neg_param_tags {
+	FC_AUTH_NEG_DHCHAP_HASHLIST 	= 0x0001,
+	FC_AUTH_NEG_DHCHAP_DHG_ID_LIST 	= 0x0002,
+};
+
+
+struct dhchap_param_format_s {
+	u16	tag;		/*! Parameter Tag. See
+					 * auth_neg_param_tags_t
+					 */
+	u16	word_cnt;
+
+	/* followed by variable length parameter value... */
+};
+
+struct auth_proto_params_s {
+	u32	proto_param_len;
+	u32	proto_id;
+
+	/*
+	 * Followed by variable length Protocol specific parameters. DH-CHAP
+	 * uses dhchap_param_format_t
+	 */
+};
+
+struct auth_neg_msg_s {
+	struct auth_name_s	auth_ini_name;
+	u32		usable_auth_protos;
+	struct auth_proto_params_s proto_params[1]; /*! (1..usable_auth_proto)
+						     * protocol params
+						     */
+};
+
+struct auth_dh_val_s {
+	u32 dh_val_len;
+	u32 dh_val[1];
+};
+
+struct auth_dhchap_chal_msg_s {
+	struct auth_els_msg_s	hdr;
+	struct auth_name_s auth_responder_name;	/* TODO VRK - is auth_name_t
+						 * type OK?
+						 */
+	u32 	hash_id;
+	u32 	dh_grp_id;
+	u32 	chal_val_len;
+	char		chal_val[1];
+
+	/* ...followed by variable Challenge length/value and DH length/value */
+};
+
+
+enum auth_rjt_codes {
+	FC_AUTH_RJT_CODE_AUTH_FAILURE 	= 0x01,
+	FC_AUTH_RJT_CODE_LOGICAL_ERR	= 0x02,
+};
+
+enum auth_rjt_code_exps {
+	FC_AUTH_CEXP_AUTH_MECH_NOT_USABLE	= 0x01,
+	FC_AUTH_CEXP_DH_GROUP_NOT_USABLE 	= 0x02,
+	FC_AUTH_CEXP_HASH_FUNC_NOT_USABLE 	= 0x03,
+	FC_AUTH_CEXP_AUTH_XACT_STARTED		= 0x04,
+	FC_AUTH_CEXP_AUTH_FAILED 		= 0x05,
+	FC_AUTH_CEXP_INCORRECT_PLD 		= 0x06,
+	FC_AUTH_CEXP_INCORRECT_PROTO_MSG 	= 0x07,
+	FC_AUTH_CEXP_RESTART_AUTH_PROTO 	= 0x08,
+	FC_AUTH_CEXP_AUTH_CONCAT_NOT_SUPP 	= 0x09,
+	FC_AUTH_CEXP_PROTO_VER_NOT_SUPP 	= 0x0A,
+};
+
+enum auth_status {
+	FC_AUTH_STATE_INPROGRESS = 0, 	/*! authentication in progress 	*/
+	FC_AUTH_STATE_FAILED	= 1, 	/*! authentication failed */
+	FC_AUTH_STATE_SUCCESS	= 2 	/*! authentication successful	*/
+};
+
+struct auth_rjt_msg_s {
+	struct auth_els_msg_s	hdr;
+	u8		reason_code;
+	u8		reason_code_exp;
+	u8		rsvd[2];
+};
+
+
+struct auth_dhchap_neg_msg_s {
+	struct auth_els_msg_s hdr;
+	struct auth_neg_msg_s nego;
+};
+
+struct auth_dhchap_reply_msg_s {
+	struct auth_els_msg_s	hdr;
+
+	/*
+	 * followed by response value length & Value + DH Value Length & Value
+	 */
+};
+
+#pragma pack()
+
+#endif /* __FC_SP_H__ */
diff --git a/drivers/scsi/bfa/include/protocol/fcp.h b/drivers/scsi/bfa/include/protocol/fcp.h
new file mode 100644
index 000000000000..9ade68ad2853
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fcp.h
@@ -0,0 +1,186 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FCPPROTO_H__
+#define __FCPPROTO_H__
+
+#include <protocol/scsi.h>
+
+#pragma pack(1)
+
+enum {
+	FCP_RJT		= 0x01000000,	/* SRR reject */
+	FCP_SRR_ACCEPT	= 0x02000000,	/* SRR accept */
+	FCP_SRR		= 0x14000000,	/* Sequence Retransmission Request */
+};
+
+/*
+ * SRR FC-4 LS payload
+ */
+struct fc_srr_s{
+	u32	ls_cmd;
+	u32        ox_id:16;	/* ox-id */
+	u32        rx_id:16;	/* rx-id */
+	u32        ro;		/* relative offset */
+	u32        r_ctl:8;		/* R_CTL for I.U. */
+	u32        res:24;
+};
+
+
+/*
+ * FCP_CMND definitions
+ */
+#define FCP_CMND_CDB_LEN    16
+#define FCP_CMND_LUN_LEN    8
+
+struct fcp_cmnd_s{
+	lun_t           lun;		/* 64-bit LU number */
+	u8         crn;		/* command reference number */
+#ifdef __BIGENDIAN
+	u8         resvd:1,
+			priority:4,	/* FCP-3: SAM-3 priority */
+			taskattr:3;	/* scsi task attribute */
+#else
+	u8         taskattr:3,	/* scsi task attribute */
+			priority:4,	/* FCP-3: SAM-3 priority */
+			resvd:1;
+#endif
+	u8         tm_flags;	/* task management flags */
+#ifdef __BIGENDIAN
+	u8         addl_cdb_len:6,	/* additional CDB length words */
+			iodir:2;	/* read/write FCP_DATA IUs */
+#else
+	u8         iodir:2,	/* read/write FCP_DATA IUs */
+			addl_cdb_len:6;	/* additional CDB length */
+#endif
+	struct scsi_cdb_s      cdb;
+
+	/*
+	 * !!! additional cdb bytes follows here!!!
+	 */
+	u32        fcp_dl;	/* bytes to be transferred */
+};
+
+#define fcp_cmnd_cdb_len(_cmnd) ((_cmnd)->addl_cdb_len * 4 + FCP_CMND_CDB_LEN)
+#define fcp_cmnd_fcpdl(_cmnd)	((&(_cmnd)->fcp_dl)[(_cmnd)->addl_cdb_len])
+
+/*
+ * fcp_cmnd_t.iodir field values
+ */
+enum fcp_iodir{
+	FCP_IODIR_NONE	= 0,
+	FCP_IODIR_WRITE = 1,
+	FCP_IODIR_READ	= 2,
+	FCP_IODIR_RW	= 3,
+};
+
+/*
+ * Task attribute field
+ */
+enum {
+	FCP_TASK_ATTR_SIMPLE	= 0,
+	FCP_TASK_ATTR_HOQ	= 1,
+	FCP_TASK_ATTR_ORDERED	= 2,
+	FCP_TASK_ATTR_ACA	= 4,
+	FCP_TASK_ATTR_UNTAGGED	= 5,	/* obsolete in FCP-3 */
+};
+
+/*
+ * Task management flags field - only one bit shall be set
+ */
+#ifndef BIT
+#define BIT(_x)	(1 << (_x))
+#endif
+enum fcp_tm_cmnd{
+	FCP_TM_ABORT_TASK_SET	= BIT(1),
+	FCP_TM_CLEAR_TASK_SET	= BIT(2),
+	FCP_TM_LUN_RESET	= BIT(4),
+	FCP_TM_TARGET_RESET	= BIT(5),	/* obsolete in FCP-3 */
+	FCP_TM_CLEAR_ACA	= BIT(6),
+};
+
+/*
+ * FCP_XFER_RDY IU defines
+ */
+struct fcp_xfer_rdy_s{
+	u32        data_ro;
+	u32        burst_len;
+	u32        reserved;
+};
+
+/*
+ * FCP_RSP residue flags
+ */
+enum fcp_residue{
+	FCP_NO_RESIDUE = 0,	/* no residue */
+	FCP_RESID_OVER = 1,	/* more data left that was not sent */
+	FCP_RESID_UNDER = 2,	/* less data than requested */
+};
+
+enum {
+	FCP_RSPINFO_GOOD = 0,
+	FCP_RSPINFO_DATALEN_MISMATCH = 1,
+	FCP_RSPINFO_CMND_INVALID = 2,
+	FCP_RSPINFO_ROLEN_MISMATCH = 3,
+	FCP_RSPINFO_TM_NOT_SUPP = 4,
+	FCP_RSPINFO_TM_FAILED = 5,
+};
+
+struct fcp_rspinfo_s{
+	u32        res0:24;
+	u32        rsp_code:8;	/* response code (as above) */
+	u32        res1;
+};
+
+struct fcp_resp_s{
+	u32        reserved[2];	/* 2 words reserved */
+	u16        reserved2;
+#ifdef __BIGENDIAN
+	u8         reserved3:3;
+	u8         fcp_conf_req:1;	/* FCP_CONF is requested */
+	u8         resid_flags:2;	/* underflow/overflow */
+	u8         sns_len_valid:1;/* sense len is valid */
+	u8         rsp_len_valid:1;/* response len is valid */
+#else
+	u8         rsp_len_valid:1;/* response len is valid */
+	u8         sns_len_valid:1;/* sense len is valid */
+	u8         resid_flags:2;	/* underflow/overflow */
+	u8         fcp_conf_req:1;	/* FCP_CONF is requested */
+	u8         reserved3:3;
+#endif
+	u8         scsi_status;	/* one byte SCSI status */
+	u32        residue;	/* residual data bytes */
+	u32        sns_len;	/* length od sense info */
+	u32        rsp_len;	/* length of response info */
+};
+
+#define fcp_snslen(__fcprsp)	((__fcprsp)->sns_len_valid ? 		\
+					(__fcprsp)->sns_len : 0)
+#define fcp_rsplen(__fcprsp)	((__fcprsp)->rsp_len_valid ? 		\
+					(__fcprsp)->rsp_len : 0)
+#define fcp_rspinfo(__fcprsp)	((struct fcp_rspinfo_s *)((__fcprsp) + 1))
+#define fcp_snsinfo(__fcprsp)	(((u8 *)fcp_rspinfo(__fcprsp)) + 	\
+						fcp_rsplen(__fcprsp))
+
+struct fcp_cmnd_fr_s{
+	struct fchs_s          fchs;
+	struct fcp_cmnd_s      fcp;
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/fdmi.h b/drivers/scsi/bfa/include/protocol/fdmi.h
new file mode 100644
index 000000000000..6c05c268c71b
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/fdmi.h
@@ -0,0 +1,163 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __FDMI_H__
+#define __FDMI_H__
+
+#include <protocol/types.h>
+#include <protocol/fc.h>
+#include <protocol/ct.h>
+
+#pragma pack(1)
+
+/*
+ * FDMI Command Codes
+ */
+#define	FDMI_GRHL		0x0100
+#define	FDMI_GHAT		0x0101
+#define	FDMI_GRPL		0x0102
+#define	FDMI_GPAT		0x0110
+#define	FDMI_RHBA		0x0200
+#define	FDMI_RHAT		0x0201
+#define	FDMI_RPRT		0x0210
+#define	FDMI_RPA		0x0211
+#define	FDMI_DHBA		0x0300
+#define	FDMI_DPRT		0x0310
+
+/*
+ * FDMI reason codes
+ */
+#define	FDMI_NO_ADDITIONAL_EXP		0x00
+#define	FDMI_HBA_ALREADY_REG		0x10
+#define	FDMI_HBA_ATTRIB_NOT_REG		0x11
+#define	FDMI_HBA_ATTRIB_MULTIPLE	0x12
+#define	FDMI_HBA_ATTRIB_LENGTH_INVALID	0x13
+#define	FDMI_HBA_ATTRIB_NOT_PRESENT	0x14
+#define	FDMI_PORT_ORIG_NOT_IN_LIST	0x15
+#define	FDMI_PORT_HBA_NOT_IN_LIST	0x16
+#define	FDMI_PORT_ATTRIB_NOT_REG	0x20
+#define	FDMI_PORT_NOT_REG		0x21
+#define	FDMI_PORT_ATTRIB_MULTIPLE	0x22
+#define	FDMI_PORT_ATTRIB_LENGTH_INVALID	0x23
+#define	FDMI_PORT_ALREADY_REGISTEREED	0x24
+
+/*
+ * FDMI Transmission Speed Mask values
+ */
+#define	FDMI_TRANS_SPEED_1G		0x00000001
+#define	FDMI_TRANS_SPEED_2G		0x00000002
+#define	FDMI_TRANS_SPEED_10G		0x00000004
+#define	FDMI_TRANS_SPEED_4G		0x00000008
+#define	FDMI_TRANS_SPEED_8G		0x00000010
+#define	FDMI_TRANS_SPEED_16G		0x00000020
+#define	FDMI_TRANS_SPEED_UNKNOWN	0x00008000
+
+/*
+ * FDMI HBA attribute types
+ */
+enum fdmi_hba_attribute_type {
+	FDMI_HBA_ATTRIB_NODENAME = 1,	/* 0x0001 */
+	FDMI_HBA_ATTRIB_MANUFACTURER,	/* 0x0002 */
+	FDMI_HBA_ATTRIB_SERIALNUM,	/* 0x0003 */
+	FDMI_HBA_ATTRIB_MODEL,		/* 0x0004 */
+	FDMI_HBA_ATTRIB_MODEL_DESC,	/* 0x0005 */
+	FDMI_HBA_ATTRIB_HW_VERSION,	/* 0x0006 */
+	FDMI_HBA_ATTRIB_DRIVER_VERSION,	/* 0x0007 */
+	FDMI_HBA_ATTRIB_ROM_VERSION,	/* 0x0008 */
+	FDMI_HBA_ATTRIB_FW_VERSION,	/* 0x0009 */
+	FDMI_HBA_ATTRIB_OS_NAME,	/* 0x000A */
+	FDMI_HBA_ATTRIB_MAX_CT,		/* 0x000B */
+
+	FDMI_HBA_ATTRIB_MAX_TYPE
+};
+
+/*
+ * FDMI Port attribute types
+ */
+enum fdmi_port_attribute_type {
+	FDMI_PORT_ATTRIB_FC4_TYPES = 1,	/* 0x0001 */
+	FDMI_PORT_ATTRIB_SUPP_SPEED,	/* 0x0002 */
+	FDMI_PORT_ATTRIB_PORT_SPEED,	/* 0x0003 */
+	FDMI_PORT_ATTRIB_FRAME_SIZE,	/* 0x0004 */
+	FDMI_PORT_ATTRIB_DEV_NAME,	/* 0x0005 */
+	FDMI_PORT_ATTRIB_HOST_NAME,	/* 0x0006 */
+
+	FDMI_PORT_ATTR_MAX_TYPE
+};
+
+/*
+ * FDMI attribute
+ */
+struct fdmi_attr_s {
+	u16        type;
+	u16        len;
+	u8         value[1];
+};
+
+/*
+ * HBA Attribute Block
+ */
+struct fdmi_hba_attr_s {
+	u32        attr_count;	/* # of attributes */
+	struct fdmi_attr_s     hba_attr;	/* n attributes */
+};
+
+/*
+ * Registered Port List
+ */
+struct fdmi_port_list_s {
+	u32        num_ports;	/* number Of Port Entries */
+	wwn_t           port_entry;	/* one or more */
+};
+
+/*
+ * Port Attribute Block
+ */
+struct fdmi_port_attr_s {
+	u32        attr_count;	/* # of attributes */
+	struct fdmi_attr_s     port_attr;	/* n attributes */
+};
+
+/*
+ * FDMI Register HBA Attributes
+ */
+struct fdmi_rhba_s {
+	wwn_t           hba_id;		/* HBA Identifier */
+	struct fdmi_port_list_s port_list;	/* Registered Port List */
+	struct fdmi_hba_attr_s hba_attr_blk;	/* HBA attribute block */
+};
+
+/*
+ * FDMI Register Port
+ */
+struct fdmi_rprt_s {
+	wwn_t           hba_id;		/* HBA Identifier */
+	wwn_t           port_name;	/* Port wwn */
+	struct fdmi_port_attr_s port_attr_blk;	/* Port Attr Block */
+};
+
+/*
+ * FDMI Register Port Attributes
+ */
+struct fdmi_rpa_s {
+	wwn_t           port_name;	/* port wwn */
+	struct fdmi_port_attr_s port_attr_blk;	/* Port Attr Block */
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/pcifw.h b/drivers/scsi/bfa/include/protocol/pcifw.h
new file mode 100644
index 000000000000..6830dc3ee58a
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/pcifw.h
@@ -0,0 +1,75 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  pcifw.h PCI FW related headers
+ */
+
+#ifndef __PCIFW_H__
+#define __PCIFW_H__
+
+#pragma pack(1)
+
+struct pnp_hdr_s{
+  u32	signature;	/* "$PnP" */
+  u8	rev;		/* Struct revision */
+  u8 	len;		/* Header structure len in multiples
+				 * of 16 bytes */
+  u16  off;		/* Offset to next header 00 if none */
+  u8	rsvd;		/* Reserved byte */
+  u8	cksum;		/* 8-bit checksum for this header */
+  u32	pnp_dev_id;	/* PnP Device Id */
+  u16  mfstr;		/* Pointer to manufacturer string */
+  u16	prstr;		/* Pointer to product string */
+  u8	devtype[3];	/* Device Type Code */
+  u8	devind;		/* Device Indicator */
+  u16	bcventr;	/* Bootstrap entry vector */
+  u16	rsvd2;		/* Reserved */
+  u16  sriv;		/* Static resource information vector */
+};
+
+struct pci_3_0_ds_s{
+ u32	sig;   		/* Signature "PCIR" */
+ u16	vendid;		/* Vendor ID */
+ u16	devid;		/* Device ID */
+ u16	devlistoff;	/* Device List Offset */
+ u16	len;		/* PCI Data Structure Length */
+ u8	rev;		/* PCI Data Structure Revision */
+ u8	clcode[3];	/* Class Code */
+ u16	imglen;		/* Code image length in multiples of
+				 * 512 bytes */
+ u16	coderev;	/* Revision level of code/data */
+ u8	codetype;	/* Code type 0x00 - BIOS */
+ u8	indr;		/* Last image indicator */
+ u16	mrtimglen;	/* Max Run Time Image Length */
+ u16	cuoff;		/* Config Utility Code Header Offset */
+ u16	dmtfclp;	/* DMTF CLP entry point offset */
+};
+
+struct pci_optrom_hdr_s{
+ u16	sig;		/* Signature 0x55AA */
+ u8	len;		/* Option ROM length in units of 512 bytes */
+ u8	inivec[3];	/* Initialization vector */
+ u8	rsvd[16];	/* Reserved field */
+ u16	verptr;		/* Pointer to version string - private */
+ u16	pcids;		/* Pointer to PCI data structure */
+ u16	pnphdr;		/* Pointer to PnP expansion header */
+};
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/include/protocol/scsi.h b/drivers/scsi/bfa/include/protocol/scsi.h
new file mode 100644
index 000000000000..b220e6b4f6e1
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/scsi.h
@@ -0,0 +1,1648 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __SCSI_H__
+#define __SCSI_H__
+
+#include <protocol/types.h>
+
+#pragma pack(1)
+
+/*
+ * generic SCSI cdb definition
+ */
+#define SCSI_MAX_CDBLEN     16
+struct scsi_cdb_s{
+	u8         scsi_cdb[SCSI_MAX_CDBLEN];
+};
+
+/*
+ * scsi lun serial number definition
+ */
+#define SCSI_LUN_SN_LEN     32
+struct scsi_lun_sn_s{
+	u8         lun_sn[SCSI_LUN_SN_LEN];
+};
+
+/*
+ * SCSI Direct Access Commands
+ */
+enum {
+	SCSI_OP_TEST_UNIT_READY		= 0x00,
+	SCSI_OP_REQUEST_SENSE		= 0x03,
+	SCSI_OP_FORMAT_UNIT		= 0x04,
+	SCSI_OP_READ6			= 0x08,
+	SCSI_OP_WRITE6			= 0x0A,
+	SCSI_OP_WRITE_FILEMARKS		= 0x10,
+	SCSI_OP_INQUIRY			= 0x12,
+	SCSI_OP_MODE_SELECT6		= 0x15,
+	SCSI_OP_RESERVE6		= 0x16,
+	SCSI_OP_RELEASE6		= 0x17,
+	SCSI_OP_MODE_SENSE6		= 0x1A,
+	SCSI_OP_START_STOP_UNIT		= 0x1B,
+	SCSI_OP_SEND_DIAGNOSTIC		= 0x1D,
+	SCSI_OP_READ_CAPACITY		= 0x25,
+	SCSI_OP_READ10			= 0x28,
+	SCSI_OP_WRITE10			= 0x2A,
+	SCSI_OP_VERIFY10		= 0x2F,
+	SCSI_OP_READ_DEFECT_DATA	= 0x37,
+	SCSI_OP_LOG_SELECT		= 0x4C,
+	SCSI_OP_LOG_SENSE		= 0x4D,
+	SCSI_OP_MODE_SELECT10		= 0x55,
+	SCSI_OP_RESERVE10		= 0x56,
+	SCSI_OP_RELEASE10		= 0x57,
+	SCSI_OP_MODE_SENSE10		= 0x5A,
+	SCSI_OP_PER_RESERVE_IN		= 0x5E,
+	SCSI_OP_PER_RESERVE_OUR		= 0x5E,
+	SCSI_OP_READ16			= 0x88,
+	SCSI_OP_WRITE16			= 0x8A,
+	SCSI_OP_VERIFY16		= 0x8F,
+	SCSI_OP_READ_CAPACITY16		= 0x9E,
+	SCSI_OP_REPORT_LUNS		= 0xA0,
+	SCSI_OP_READ12			= 0xA8,
+	SCSI_OP_WRITE12			= 0xAA,
+	SCSI_OP_UNDEF			= 0xFF,
+};
+
+/*
+ * SCSI START_STOP_UNIT command
+ */
+struct scsi_start_stop_unit_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         reserved1:4;
+	u8         immed:1;
+#else
+	u8         immed:1;
+	u8         reserved1:4;
+	u8         lun:3;
+#endif
+	u8         reserved2;
+	u8         reserved3;
+#ifdef __BIGENDIAN
+	u8         power_conditions:4;
+	u8         reserved4:2;
+	u8         loEj:1;
+	u8         start:1;
+#else
+	u8         start:1;
+	u8         loEj:1;
+	u8         reserved4:2;
+	u8         power_conditions:4;
+#endif
+	u8         control;
+};
+
+/*
+ * SCSI SEND_DIAGNOSTIC command
+ */
+struct scsi_send_diagnostic_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         self_test_code:3;
+	u8         pf:1;
+	u8         reserved1:1;
+	u8         self_test:1;
+	u8         dev_offl:1;
+	u8         unit_offl:1;
+#else
+	u8         unit_offl:1;
+	u8         dev_offl:1;
+	u8         self_test:1;
+	u8         reserved1:1;
+	u8         pf:1;
+	u8         self_test_code:3;
+#endif
+	u8         reserved2;
+
+	u8         param_list_length[2];	/* MSB first */
+	u8         control;
+
+};
+
+/*
+ * SCSI READ10/WRITE10 commands
+ */
+struct scsi_rw10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         dpo:1;	/* Disable Page Out */
+	u8         fua:1;	/* Force Unit Access */
+	u8         reserved1:2;
+	u8         rel_adr:1;	/* relative address */
+#else
+	u8         rel_adr:1;
+	u8         reserved1:2;
+	u8         fua:1;
+	u8         dpo:1;
+	u8         lun:3;
+#endif
+	u8         lba0;	/* logical block address - MSB */
+	u8         lba1;
+	u8         lba2;
+	u8         lba3;	/* LSB */
+	u8         reserved3;
+	u8         xfer_length0;	/* transfer length in blocks - MSB */
+	u8         xfer_length1;	/* LSB */
+	u8         control;
+};
+
+#define SCSI_CDB10_GET_LBA(cdb)                     \
+    (((cdb)->lba0 << 24) | ((cdb)->lba1 << 16) |    \
+     ((cdb)->lba2 << 8) | (cdb)->lba3)
+
+#define SCSI_CDB10_SET_LBA(cdb, lba) {      \
+    (cdb)->lba0 = lba >> 24;            \
+    (cdb)->lba1 = (lba >> 16) & 0xFF;   \
+    (cdb)->lba2 = (lba >> 8) & 0xFF;    \
+    (cdb)->lba3 = lba & 0xFF;           \
+}
+
+#define SCSI_CDB10_GET_TL(cdb)  \
+    ((cdb)->xfer_length0 << 8 | (cdb)->xfer_length1)
+#define SCSI_CDB10_SET_TL(cdb, tl) {      \
+    (cdb)->xfer_length0 = tl >> 8;       \
+    (cdb)->xfer_length1 = tl & 0xFF;     \
+}
+
+/*
+ * SCSI READ6/WRITE6 commands
+ */
+struct scsi_rw6_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         lba0:5;		/* MSb */
+#else
+	u8         lba0:5;		/* MSb */
+	u8         lun:3;
+#endif
+	u8         lba1;
+	u8         lba2;		/* LSB */
+	u8         xfer_length;
+	u8         control;
+};
+
+#define SCSI_TAPE_CDB6_GET_TL(cdb)              \
+    (((cdb)->tl0 << 16) | ((cdb)->tl1 << 8) | (cdb)->tl2)
+
+#define SCSI_TAPE_CDB6_SET_TL(cdb, tl) {      \
+    (cdb)->tl0 = tl >> 16;            \
+    (cdb)->tl1 = (tl >> 8) & 0xFF;    \
+    (cdb)->tl2 = tl & 0xFF;           \
+}
+
+/*
+ * SCSI sequential (TAPE) wrtie command
+ */
+struct scsi_tape_wr_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         rsvd:7;
+	u8         fixed:1;	/* MSb */
+#else
+	u8         fixed:1;	/* MSb */
+	u8         rsvd:7;
+#endif
+	u8         tl0;		/* Msb */
+	u8         tl1;
+	u8         tl2;		/* Lsb */
+
+	u8         control;
+};
+
+#define SCSI_CDB6_GET_LBA(cdb)              \
+    (((cdb)->lba0 << 16) | ((cdb)->lba1 << 8) | (cdb)->lba2)
+
+#define SCSI_CDB6_SET_LBA(cdb, lba) {      \
+    (cdb)->lba0 = lba >> 16;            \
+    (cdb)->lba1 = (lba >> 8) & 0xFF;    \
+    (cdb)->lba2 = lba & 0xFF;           \
+}
+
+#define SCSI_CDB6_GET_TL(cdb) ((cdb)->xfer_length)
+#define SCSI_CDB6_SET_TL(cdb, tl) {      \
+    (cdb)->xfer_length = tl;         \
+}
+
+/*
+ * SCSI sense data format
+ */
+struct scsi_sense_s{
+#ifdef __BIGENDIAN
+	u8         valid:1;
+	u8         rsp_code:7;
+#else
+	u8         rsp_code:7;
+	u8         valid:1;
+#endif
+	u8         seg_num;
+#ifdef __BIGENDIAN
+	u8         file_mark:1;
+	u8         eom:1;		/* end of media */
+	u8         ili:1;		/* incorrect length indicator */
+	u8         reserved:1;
+	u8         sense_key:4;
+#else
+	u8         sense_key:4;
+	u8         reserved:1;
+	u8         ili:1;		/* incorrect length indicator */
+	u8         eom:1;		/* end of media */
+	u8         file_mark:1;
+#endif
+	u8         information[4];	/* device-type or command specific info
+					 */
+	u8         add_sense_length;
+					/* additional sense length */
+	u8         command_info[4];/* command specific information
+						 */
+	u8         asc;		/* additional sense code */
+	u8         ascq;		/* additional sense code qualifier */
+	u8         fru_code;	/* field replaceable unit code */
+#ifdef __BIGENDIAN
+	u8         sksv:1;		/* sense key specific valid */
+	u8         c_d:1;		/* command/data bit */
+	u8         res1:2;
+	u8         bpv:1;		/* bit pointer valid */
+	u8         bpointer:3;	/* bit pointer */
+#else
+	u8         bpointer:3;	/* bit pointer */
+	u8         bpv:1;		/* bit pointer valid */
+	u8         res1:2;
+	u8         c_d:1;		/* command/data bit */
+	u8         sksv:1;		/* sense key specific valid */
+#endif
+	u8         fpointer[2];	/* field pointer */
+};
+
+#define SCSI_SENSE_CUR_ERR          0x70
+#define SCSI_SENSE_DEF_ERR          0x71
+
+/*
+ * SCSI sense key values
+ */
+#define SCSI_SK_NO_SENSE        0x0
+#define SCSI_SK_REC_ERR         0x1	/* recovered error */
+#define SCSI_SK_NOT_READY       0x2
+#define SCSI_SK_MED_ERR         0x3	/* medium error */
+#define SCSI_SK_HW_ERR          0x4	/* hardware error */
+#define SCSI_SK_ILLEGAL_REQ     0x5
+#define SCSI_SK_UNIT_ATT        0x6	/* unit attention */
+#define SCSI_SK_DATA_PROTECT    0x7
+#define SCSI_SK_BLANK_CHECK     0x8
+#define SCSI_SK_VENDOR_SPEC     0x9
+#define SCSI_SK_COPY_ABORTED    0xA
+#define SCSI_SK_ABORTED_CMND    0xB
+#define SCSI_SK_VOL_OVERFLOW    0xD
+#define SCSI_SK_MISCOMPARE      0xE
+
+/*
+ * SCSI additional sense codes
+ */
+#define SCSI_ASC_NO_ADD_SENSE           0x00
+#define SCSI_ASC_LUN_NOT_READY          0x04
+#define SCSI_ASC_LUN_COMMUNICATION      0x08
+#define SCSI_ASC_WRITE_ERROR            0x0C
+#define SCSI_ASC_INVALID_CMND_CODE      0x20
+#define SCSI_ASC_BAD_LBA                0x21
+#define SCSI_ASC_INVALID_FIELD_IN_CDB   0x24
+#define SCSI_ASC_LUN_NOT_SUPPORTED      0x25
+#define SCSI_ASC_LUN_WRITE_PROTECT      0x27
+#define SCSI_ASC_POWERON_BDR            0x29	/* power on reset, bus reset,
+						 * bus device reset
+						 */
+#define SCSI_ASC_PARAMS_CHANGED         0x2A
+#define SCSI_ASC_CMND_CLEARED_BY_A_I    0x2F
+#define SCSI_ASC_SAVING_PARAM_NOTSUPP   0x39
+#define SCSI_ASC_TOCC                   0x3F	/* target operating condtions
+						 * changed
+						 */
+#define SCSI_ASC_PARITY_ERROR           0x47
+#define SCSI_ASC_CMND_PHASE_ERROR       0x4A
+#define SCSI_ASC_DATA_PHASE_ERROR       0x4B
+#define SCSI_ASC_VENDOR_SPEC            0x7F
+
+/*
+ * SCSI additional sense code qualifiers
+ */
+#define SCSI_ASCQ_CAUSE_NOT_REPORT      0x00
+#define SCSI_ASCQ_BECOMING_READY        0x01
+#define SCSI_ASCQ_INIT_CMD_REQ          0x02
+#define SCSI_ASCQ_FORMAT_IN_PROGRESS    0x04
+#define SCSI_ASCQ_OPERATION_IN_PROGRESS 0x07
+#define SCSI_ASCQ_SELF_TEST_IN_PROGRESS 0x09
+#define SCSI_ASCQ_WR_UNEXP_UNSOL_DATA   0x0C
+#define SCSI_ASCQ_WR_NOTENG_UNSOL_DATA  0x0D
+
+#define SCSI_ASCQ_LBA_OUT_OF_RANGE      0x00
+#define SCSI_ASCQ_INVALID_ELEMENT_ADDR  0x01
+
+#define SCSI_ASCQ_LUN_WRITE_PROTECTED       0x00
+#define SCSI_ASCQ_LUN_HW_WRITE_PROTECTED    0x01
+#define SCSI_ASCQ_LUN_SW_WRITE_PROTECTED    0x02
+
+#define SCSI_ASCQ_POR   0x01	/* power on reset */
+#define SCSI_ASCQ_SBR   0x02	/* scsi bus reset */
+#define SCSI_ASCQ_BDR   0x03	/* bus device reset */
+#define SCSI_ASCQ_DIR   0x04	/* device internal reset */
+
+#define SCSI_ASCQ_MODE_PARAMS_CHANGED       0x01
+#define SCSI_ASCQ_LOG_PARAMS_CHANGED        0x02
+#define SCSI_ASCQ_RESERVATIONS_PREEMPTED    0x03
+#define SCSI_ASCQ_RESERVATIONS_RELEASED     0x04
+#define SCSI_ASCQ_REGISTRATIONS_PREEMPTED   0x05
+
+#define SCSI_ASCQ_MICROCODE_CHANGED 0x01
+#define SCSI_ASCQ_CHANGED_OPER_COND 0x02
+#define SCSI_ASCQ_INQ_CHANGED       0x03	/* inquiry data changed */
+#define SCSI_ASCQ_DI_CHANGED        0x05	/* device id changed */
+#define SCSI_ASCQ_RL_DATA_CHANGED   0x0E	/* report luns data changed */
+
+#define SCSI_ASCQ_DP_CRC_ERR            0x01	/* data phase crc error */
+#define SCSI_ASCQ_DP_SCSI_PARITY_ERR    0x02	/* data phase scsi parity error
+						 */
+#define SCSI_ASCQ_IU_CRC_ERR            0x03	/* information unit crc error */
+#define SCSI_ASCQ_PROTO_SERV_CRC_ERR    0x05
+
+#define SCSI_ASCQ_LUN_TIME_OUT          0x01
+
+/* ------------------------------------------------------------
+ * SCSI INQUIRY
+ * ------------------------------------------------------------*/
+
+struct scsi_inquiry_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         reserved1:3;
+	u8         cmd_dt:1;
+	u8         evpd:1;
+#else
+	u8         evpd:1;
+	u8         cmd_dt:1;
+	u8         reserved1:3;
+	u8         lun:3;
+#endif
+	u8         page_code;
+	u8         reserved2;
+	u8         alloc_length;
+	u8         control;
+};
+
+struct scsi_inquiry_vendor_s{
+	u8         vendor_id[8];
+};
+
+struct scsi_inquiry_prodid_s{
+	u8         product_id[16];
+};
+
+struct scsi_inquiry_prodrev_s{
+	u8         product_rev[4];
+};
+
+struct scsi_inquiry_data_s{
+#ifdef __BIGENDIAN
+	u8         peripheral_qual:3;	/* peripheral qualifier */
+	u8         device_type:5;		/* peripheral device type */
+
+	u8         rmb:1;			/* removable medium bit */
+	u8         device_type_mod:7;	/* device type modifier */
+
+	u8         version;
+
+	u8         aenc:1;		/* async event notification capability
+					 */
+	u8         trm_iop:1;	/* terminate I/O process */
+	u8         norm_aca:1;	/* normal ACA supported */
+	u8         hi_support:1;	/* SCSI-3: supports REPORT LUNS */
+	u8         rsp_data_format:4;
+
+	u8         additional_len;
+	u8         sccs:1;
+	u8         reserved1:7;
+
+	u8         reserved2:1;
+	u8         enc_serv:1;	/* enclosure service component */
+	u8         reserved3:1;
+	u8         multi_port:1;	/* multi-port device */
+	u8         m_chngr:1;	/* device in medium transport element */
+	u8         ack_req_q:1;	/* SIP specific bit */
+	u8         addr32:1;	/* SIP specific bit */
+	u8         addr16:1;	/* SIP specific bit */
+
+	u8         rel_adr:1;	/* relative address */
+	u8         w_bus32:1;
+	u8         w_bus16:1;
+	u8         synchronous:1;
+	u8         linked_commands:1;
+	u8         trans_dis:1;
+	u8         cmd_queue:1;	/* command queueing supported */
+	u8         soft_reset:1;	/* soft reset alternative (VS) */
+#else
+	u8         device_type:5;	/* peripheral device type */
+	u8         peripheral_qual:3;
+					/* peripheral qualifier */
+
+	u8         device_type_mod:7;
+					/* device type modifier */
+	u8         rmb:1;		/* removable medium bit */
+
+	u8         version;
+
+	u8         rsp_data_format:4;
+	u8         hi_support:1;	/* SCSI-3: supports REPORT LUNS */
+	u8         norm_aca:1;	/* normal ACA supported */
+	u8         terminate_iop:1;/* terminate I/O process */
+	u8         aenc:1;		/* async event notification capability
+					 */
+
+	u8         additional_len;
+	u8         reserved1:7;
+	u8         sccs:1;
+
+	u8         addr16:1;	/* SIP specific bit */
+	u8         addr32:1;	/* SIP specific bit */
+	u8         ack_req_q:1;	/* SIP specific bit */
+	u8         m_chngr:1;	/* device in medium transport element */
+	u8         multi_port:1;	/* multi-port device */
+	u8         reserved3:1;	/* TBD - Vendor Specific */
+	u8         enc_serv:1;	/* enclosure service component */
+	u8         reserved2:1;
+
+	u8         soft_seset:1;	/* soft reset alternative (VS) */
+	u8         cmd_queue:1;	/* command queueing supported */
+	u8         trans_dis:1;
+	u8         linked_commands:1;
+	u8         synchronous:1;
+	u8         w_bus16:1;
+	u8         w_bus32:1;
+	u8         rel_adr:1;	/* relative address */
+#endif
+	struct scsi_inquiry_vendor_s vendor_id;
+	struct scsi_inquiry_prodid_s product_id;
+	struct scsi_inquiry_prodrev_s product_rev;
+	u8         vendor_specific[20];
+	u8         reserved4[40];
+};
+
+/*
+ * inquiry.peripheral_qual field values
+ */
+#define SCSI_DEVQUAL_DEFAULT        0
+#define SCSI_DEVQUAL_NOT_CONNECTED  1
+#define SCSI_DEVQUAL_NOT_SUPPORTED  3
+
+/*
+ * inquiry.device_type field values
+ */
+#define SCSI_DEVICE_DIRECT_ACCESS       0x00
+#define SCSI_DEVICE_SEQ_ACCESS          0x01
+#define SCSI_DEVICE_ARRAY_CONTROLLER    0x0C
+#define SCSI_DEVICE_UNKNOWN             0x1F
+
+/*
+ * inquiry.version
+ */
+#define SCSI_VERSION_ANSI_X3131     2	/* ANSI X3.131 SCSI-2 */
+#define SCSI_VERSION_SPC            3	/* SPC (SCSI-3), ANSI X3.301:1997 */
+#define SCSI_VERSION_SPC_2          4	/* SPC-2 */
+
+/*
+ * response data format
+ */
+#define SCSI_RSP_DATA_FORMAT        2	/* SCSI-2 & SPC */
+
+/*
+ * SCSI inquiry page codes
+ */
+#define SCSI_INQ_PAGE_VPD_PAGES     0x00	/* supported vpd pages */
+#define SCSI_INQ_PAGE_USN_PAGE      0x80	/* unit serial number page */
+#define SCSI_INQ_PAGE_DEV_IDENT     0x83	/* device indentification page
+						 */
+#define SCSI_INQ_PAGES_MAX          3
+
+/*
+ * supported vital product data pages
+ */
+struct scsi_inq_page_vpd_pages_s{
+#ifdef __BIGENDIAN
+	u8         peripheral_qual:3;
+	u8         device_type:5;
+#else
+	u8         device_type:5;
+	u8         peripheral_qual:3;
+#endif
+	u8         page_code;
+	u8         reserved;
+	u8         page_length;
+	u8         pages[SCSI_INQ_PAGES_MAX];
+};
+
+/*
+ * Unit serial number page
+ */
+#define SCSI_INQ_USN_LEN 32
+
+struct scsi_inq_usn_s{
+	char            usn[SCSI_INQ_USN_LEN];
+};
+
+struct scsi_inq_page_usn_s{
+#ifdef __BIGENDIAN
+	u8         peripheral_qual:3;
+	u8         device_type:5;
+#else
+	u8         device_type:5;
+	u8         peripheral_qual:3;
+#endif
+	u8         page_code;
+	u8         reserved1;
+	u8         page_length;
+	struct scsi_inq_usn_s  usn;
+};
+
+enum {
+	SCSI_INQ_DIP_CODE_BINARY = 1,	/* identifier has binary value */
+	SCSI_INQ_DIP_CODE_ASCII = 2,	/* identifier has ascii value */
+};
+
+enum {
+	SCSI_INQ_DIP_ASSOC_LUN = 0,	/* id is associated with device */
+	SCSI_INQ_DIP_ASSOC_PORT = 1,	/* id is associated with port that
+					 * received the request
+					 */
+};
+
+enum {
+	SCSI_INQ_ID_TYPE_VENDOR = 1,
+	SCSI_INQ_ID_TYPE_IEEE = 2,
+	SCSI_INQ_ID_TYPE_FC_FS = 3,
+	SCSI_INQ_ID_TYPE_OTHER = 4,
+};
+
+struct scsi_inq_dip_desc_s{
+#ifdef __BIGENDIAN
+	u8         res0:4;
+	u8         code_set:4;
+	u8         res1:2;
+	u8         association:2;
+	u8         id_type:4;
+#else
+	u8         code_set:4;
+	u8         res0:4;
+	u8         id_type:4;
+	u8         association:2;
+	u8         res1:2;
+#endif
+	u8         res2;
+	u8         id_len;
+	struct scsi_lun_sn_s   id;
+};
+
+/*
+ * Device indentification page
+ */
+struct scsi_inq_page_dev_ident_s{
+#ifdef __BIGENDIAN
+	u8         peripheral_qual:3;
+	u8         device_type:5;
+#else
+	u8         device_type:5;
+	u8         peripheral_qual:3;
+#endif
+	u8         page_code;
+	u8         reserved1;
+	u8         page_length;
+	struct scsi_inq_dip_desc_s desc;
+};
+
+/* ------------------------------------------------------------
+ * READ CAPACITY
+ * ------------------------------------------------------------
+ */
+
+struct scsi_read_capacity_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         reserved1:4;
+	u8         rel_adr:1;
+#else
+	u8         rel_adr:1;
+	u8         reserved1:4;
+	u8         lun:3;
+#endif
+	u8         lba0;	/* MSB */
+	u8         lba1;
+	u8         lba2;
+	u8         lba3;	/* LSB */
+	u8         reserved2;
+	u8         reserved3;
+#ifdef __BIGENDIAN
+	u8         reserved4:7;
+	u8         pmi:1;	/* partial medium indicator */
+#else
+	u8         pmi:1;	/* partial medium indicator */
+	u8         reserved4:7;
+#endif
+	u8         control;
+};
+
+struct scsi_read_capacity_data_s{
+	u32        max_lba;	/* maximum LBA available */
+	u32        block_length;	/* in bytes */
+};
+
+struct scsi_read_capacity16_data_s{
+	u64        lba;	/* maximum LBA available */
+	u32        block_length;	/* in bytes */
+#ifdef __BIGENDIAN
+	u8         reserved1:4,
+			p_type:3,
+			prot_en:1;
+	u8		reserved2:4,
+			lb_pbe:4;	/* logical blocks per physical block
+					 * exponent */
+	u16	reserved3:2,
+			lba_align:14;	/* lowest aligned logical block
+					 * address */
+#else
+	u16	lba_align:14,	/* lowest aligned logical block
+					 * address */
+			reserved3:2;
+	u8		lb_pbe:4,	/* logical blocks per physical block
+					 * exponent */
+			reserved2:4;
+	u8		prot_en:1,
+			p_type:3,
+			reserved1:4;
+#endif
+	u64	reserved4;
+	u64	reserved5;
+};
+
+/* ------------------------------------------------------------
+ * REPORT LUNS command
+ * ------------------------------------------------------------
+ */
+
+struct scsi_report_luns_s{
+	u8         opcode;		/* A0h - REPORT LUNS opCode */
+	u8         reserved1[5];
+	u8         alloc_length[4];/* allocation length MSB first */
+	u8         reserved2;
+	u8         control;
+};
+
+#define SCSI_REPORT_LUN_ALLOC_LENGTH(rl)                		\
+    ((rl->alloc_length[0] << 24) | (rl->alloc_length[1] << 16) | 	\
+     (rl->alloc_length[2] << 8) | (rl->alloc_length[3]))
+
+#define SCSI_REPORT_LUNS_SET_ALLOCLEN(rl, alloc_len) {      \
+    (rl)->alloc_length[0] = (alloc_len) >> 24;      			\
+    (rl)->alloc_length[1] = ((alloc_len) >> 16) & 0xFF; 		\
+    (rl)->alloc_length[2] = ((alloc_len) >> 8) & 0xFF;  		\
+    (rl)->alloc_length[3] = (alloc_len) & 0xFF;     			\
+}
+
+struct scsi_report_luns_data_s{
+	u32        lun_list_length;	/* length of LUN list length */
+	u32        reserved;
+	lun_t           lun[1];			/* first LUN in lun list */
+};
+
+/* -------------------------------------------------------------
+ * SCSI mode  parameters
+ * -----------------------------------------------------------
+ */
+enum {
+	SCSI_DA_MEDIUM_DEF = 0,	/* direct access default medium type */
+	SCSI_DA_MEDIUM_SS = 1,	/* direct access single sided */
+	SCSI_DA_MEDIUM_DS = 2,	/* direct access double sided */
+};
+
+/*
+ * SCSI Mode Select(6) cdb
+ */
+struct scsi_mode_select6_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         pf:1;		/* page format */
+	u8         reserved2:3;
+	u8         sp:1;		/* save pages if set to 1 */
+#else
+	u8         sp:1;	/* save pages if set to 1 */
+	u8         reserved2:3;
+	u8         pf:1;	/* page format */
+	u8         reserved1:3;
+#endif
+	u8         reserved3[2];
+	u8         alloc_len;
+	u8         control;
+};
+
+/*
+ * SCSI Mode Select(10) cdb
+ */
+struct scsi_mode_select10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         pf:1;	/* page format */
+	u8         reserved2:3;
+	u8         sp:1;	/* save pages if set to 1 */
+#else
+	u8         sp:1;	/* save pages if set to 1 */
+	u8         reserved2:3;
+	u8         pf:1;	/* page format */
+	u8         reserved1:3;
+#endif
+	u8         reserved3[5];
+	u8         alloc_len_msb;
+	u8         alloc_len_lsb;
+	u8         control;
+};
+
+/*
+ * SCSI Mode Sense(6) cdb
+ */
+struct scsi_mode_sense6_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:4;
+	u8         dbd:1;	/* disable block discriptors if set to 1 */
+	u8         reserved2:3;
+
+	u8         pc:2;	/* page control */
+	u8         page_code:6;
+#else
+	u8         reserved2:3;
+	u8         dbd:1;	/* disable block descriptors if set to 1 */
+	u8         reserved1:4;
+
+	u8         page_code:6;
+	u8         pc:2;	/* page control */
+#endif
+	u8         reserved3;
+	u8         alloc_len;
+	u8         control;
+};
+
+/*
+ * SCSI Mode Sense(10) cdb
+ */
+struct scsi_mode_sense10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         LLBAA:1;	/* long LBA accepted if set to 1 */
+	u8         dbd:1;		/* disable block descriptors if set
+					 * to 1
+					 */
+	u8         reserved2:3;
+
+	u8         pc:2;		/* page control */
+	u8         page_code:6;
+#else
+	u8         reserved2:3;
+	u8         dbd:1;		/* disable block descriptors if set to
+					 * 1
+					 */
+	u8         LLBAA:1;	/* long LBA accepted if set to 1 */
+	u8         reserved1:3;
+
+	u8         page_code:6;
+	u8         pc:2;		/* page control */
+#endif
+	u8         reserved3[4];
+	u8         alloc_len_msb;
+	u8         alloc_len_lsb;
+	u8         control;
+};
+
+#define SCSI_CDB10_GET_AL(cdb)  					\
+    ((cdb)->alloc_len_msb << 8 | (cdb)->alloc_len_lsb)
+
+#define SCSI_CDB10_SET_AL(cdb, al) {      \
+    (cdb)->alloc_len_msb = al >> 8;       				\
+    (cdb)->alloc_len_lsb = al & 0xFF;     				\
+}
+
+#define SCSI_CDB6_GET_AL(cdb) ((cdb)->alloc_len)
+
+#define SCSI_CDB6_SET_AL(cdb, al) {      \
+    (cdb)->alloc_len = al;         					\
+}
+
+/*
+ * page control field values
+ */
+#define SCSI_PC_CURRENT_VALUES       0x0
+#define SCSI_PC_CHANGEABLE_VALUES    0x1
+#define SCSI_PC_DEFAULT_VALUES       0x2
+#define SCSI_PC_SAVED_VALUES         0x3
+
+/*
+ * SCSI mode page codes
+ */
+#define SCSI_MP_VENDOR_SPEC     0x00
+#define SCSI_MP_DISC_RECN       0x02	/* disconnect-reconnect page */
+#define SCSI_MP_FORMAT_DEVICE   0x03
+#define SCSI_MP_RDG             0x04	/* rigid disk geometry page */
+#define SCSI_MP_FDP             0x05	/* flexible disk page */
+#define SCSI_MP_CACHING         0x08	/* caching page */
+#define SCSI_MP_CONTROL         0x0A	/* control mode page */
+#define SCSI_MP_MED_TYPES_SUP   0x0B	/* medium types supported page */
+#define SCSI_MP_INFO_EXCP_CNTL  0x1C	/* informational exception control */
+#define SCSI_MP_ALL             0x3F	/* return all pages - mode sense only */
+
+/*
+ * mode parameter header
+ */
+struct scsi_mode_param_header6_s{
+	u8         mode_datalen;
+	u8         medium_type;
+
+	/*
+	 * device specific parameters expanded for direct access devices
+	 */
+#ifdef __BIGENDIAN
+	u32        wp:1;		/* write protected */
+	u32        reserved1:2;
+	u32        dpofua:1;	/* disable page out + force unit access
+					 */
+	u32        reserved2:4;
+#else
+	u32        reserved2:4;
+	u32        dpofua:1;	/* disable page out + force unit access
+					 */
+	u32        reserved1:2;
+	u32        wp:1;		/* write protected */
+#endif
+
+	u8         block_desclen;
+};
+
+struct scsi_mode_param_header10_s{
+	u32        mode_datalen:16;
+	u32        medium_type:8;
+
+	/*
+	 * device specific parameters expanded for direct access devices
+	 */
+#ifdef __BIGENDIAN
+	u32        wp:1;		/* write protected */
+	u32        reserved1:2;
+	u32        dpofua:1;	/* disable page out + force unit access
+					 */
+	u32        reserved2:4;
+#else
+	u32        reserved2:4;
+	u32        dpofua:1;	/* disable page out + force unit access
+					 */
+	u32        reserved1:2;
+	u32        wp:1;		/* write protected */
+#endif
+
+#ifdef __BIGENDIAN
+	u32        reserved3:7;
+	u32        longlba:1;
+#else
+	u32        longlba:1;
+	u32        reserved3:7;
+#endif
+	u32        reserved4:8;
+	u32        block_desclen:16;
+};
+
+/*
+ * mode parameter block descriptor
+ */
+struct scsi_mode_param_desc_s{
+	u32        nblks;
+	u32        density_code:8;
+	u32        block_length:24;
+};
+
+/*
+ * Disconnect-reconnect mode page format
+ */
+struct scsi_mp_disc_recn_s{
+#ifdef __BIGENDIAN
+	u8         ps:1;
+	u8         reserved1:1;
+	u8         page_code:6;
+#else
+	u8         page_code:6;
+	u8         reserved1:1;
+	u8         ps:1;
+#endif
+	u8         page_len;
+	u8         buf_full_ratio;
+	u8         buf_empty_ratio;
+
+	u8         bil_msb;	/* bus inactivity limit -MSB */
+	u8         bil_lsb;	/* bus inactivity limit -LSB */
+
+	u8         dtl_msb;	/* disconnect time limit - MSB */
+	u8         dtl_lsb;	/* disconnect time limit - LSB */
+
+	u8         ctl_msb;	/* connect time limit - MSB */
+	u8         ctl_lsb;	/* connect time limit - LSB */
+
+	u8         max_burst_len_msb;
+	u8         max_burst_len_lsb;
+#ifdef __BIGENDIAN
+	u8         emdp:1;	/* enable modify data pointers */
+	u8         fa:3;	/* fair arbitration */
+	u8         dimm:1;	/* disconnect immediate */
+	u8         dtdc:3;	/* data transfer disconnect control */
+#else
+	u8         dtdc:3;	/* data transfer disconnect control */
+	u8         dimm:1;	/* disconnect immediate */
+	u8         fa:3;	/* fair arbitration */
+	u8         emdp:1;	/* enable modify data pointers */
+#endif
+
+	u8         reserved3;
+
+	u8         first_burst_len_msb;
+	u8         first_burst_len_lsb;
+};
+
+/*
+ * SCSI format device mode page
+ */
+struct scsi_mp_format_device_s{
+#ifdef __BIGENDIAN
+	u32        ps:1;
+	u32        reserved1:1;
+	u32        page_code:6;
+#else
+	u32        page_code:6;
+	u32        reserved1:1;
+	u32        ps:1;
+#endif
+	u32        page_len:8;
+	u32        tracks_per_zone:16;
+
+	u32        a_sec_per_zone:16;
+	u32        a_tracks_per_zone:16;
+
+	u32        a_tracks_per_lun:16;	/* alternate tracks/lun-MSB */
+	u32        sec_per_track:16;	/* sectors/track-MSB */
+
+	u32        bytes_per_sector:16;
+	u32        interleave:16;
+
+	u32        tsf:16;			/* track skew factor-MSB */
+	u32        csf:16;			/* cylinder skew factor-MSB */
+
+#ifdef __BIGENDIAN
+	u32        ssec:1;	/* soft sector formatting */
+	u32        hsec:1;	/* hard sector formatting */
+	u32        rmb:1;	/* removable media */
+	u32        surf:1;	/* surface */
+	u32        reserved2:4;
+#else
+	u32        reserved2:4;
+	u32        surf:1;	/* surface */
+	u32        rmb:1;	/* removable media */
+	u32        hsec:1;	/* hard sector formatting */
+	u32        ssec:1;	/* soft sector formatting */
+#endif
+	u32        reserved3:24;
+};
+
+/*
+ * SCSI rigid disk device geometry page
+ */
+struct scsi_mp_rigid_device_geometry_s{
+#ifdef __BIGENDIAN
+	u32        ps:1;
+	u32        reserved1:1;
+	u32        page_code:6;
+#else
+	u32        page_code:6;
+	u32        reserved1:1;
+	u32        ps:1;
+#endif
+	u32        page_len:8;
+	u32        num_cylinders0:8;
+	u32        num_cylinders1:8;
+
+	u32        num_cylinders2:8;
+	u32        num_heads:8;
+	u32        scwp0:8;
+	u32        scwp1:8;
+
+	u32        scwp2:8;
+	u32        scrwc0:8;
+	u32        scrwc1:8;
+	u32        scrwc2:8;
+
+	u32        dsr:16;
+	u32        lscyl0:8;
+	u32        lscyl1:8;
+
+	u32        lscyl2:8;
+#ifdef __BIGENDIAN
+	u32        reserved2:6;
+	u32        rpl:2;	/* rotational position locking */
+#else
+	u32        rpl:2;	/* rotational position locking */
+	u32        reserved2:6;
+#endif
+	u32        rot_off:8;
+	u32        reserved3:8;
+
+	u32        med_rot_rate:16;
+	u32        reserved4:16;
+};
+
+/*
+ * SCSI caching mode page
+ */
+struct scsi_mp_caching_s{
+#ifdef __BIGENDIAN
+	u8         ps:1;
+	u8         res1:1;
+	u8         page_code:6;
+#else
+	u8         page_code:6;
+	u8         res1:1;
+	u8         ps:1;
+#endif
+	u8         page_len;
+#ifdef __BIGENDIAN
+	u8         ic:1;	/* initiator control */
+	u8         abpf:1;	/* abort pre-fetch */
+	u8         cap:1;	/* caching analysis permitted */
+	u8         disc:1;	/* discontinuity */
+	u8         size:1;	/* size enable */
+	u8         wce:1;	/* write cache enable */
+	u8         mf:1;	/* multiplication factor */
+	u8         rcd:1;	/* read cache disable */
+
+	u8         drrp:4;	/* demand read retention priority */
+	u8         wrp:4;	/* write retention priority */
+#else
+	u8         rcd:1;	/* read cache disable */
+	u8         mf:1;	/* multiplication factor */
+	u8         wce:1;	/* write cache enable */
+	u8         size:1;	/* size enable */
+	u8         disc:1;	/* discontinuity */
+	u8         cap:1;	/* caching analysis permitted */
+	u8         abpf:1;	/* abort pre-fetch */
+	u8         ic:1;	/* initiator control */
+
+	u8         wrp:4;	/* write retention priority */
+	u8         drrp:4;	/* demand read retention priority */
+#endif
+	u8         dptl[2];/* disable pre-fetch transfer length */
+	u8         min_prefetch[2];
+	u8         max_prefetch[2];
+	u8         max_prefetch_limit[2];
+#ifdef __BIGENDIAN
+	u8         fsw:1;	/* force sequential write */
+	u8         lbcss:1;/* logical block cache segment size */
+	u8         dra:1;	/* disable read ahead */
+	u8         vs:2;	/* vendor specific */
+	u8         res2:3;
+#else
+	u8         res2:3;
+	u8         vs:2;	/* vendor specific */
+	u8         dra:1;	/* disable read ahead */
+	u8         lbcss:1;/* logical block cache segment size */
+	u8         fsw:1;	/* force sequential write */
+#endif
+	u8         num_cache_segs;
+
+	u8         cache_seg_size[2];
+	u8         res3;
+	u8         non_cache_seg_size[3];
+};
+
+/*
+ * SCSI control mode page
+ */
+struct scsi_mp_control_page_s{
+#ifdef __BIGENDIAN
+u8         ps:1;
+u8         reserved1:1;
+u8         page_code:6;
+#else
+u8         page_code:6;
+u8         reserved1:1;
+u8         ps:1;
+#endif
+	u8         page_len;
+#ifdef __BIGENDIAN
+	u8         tst:3;		/* task set type */
+	u8         reserved3:3;
+	u8         gltsd:1;	/* global logging target save disable */
+	u8         rlec:1;		/* report log exception condition */
+
+	u8         qalgo_mod:4;	/* queue alogorithm modifier */
+	u8         reserved4:1;
+	u8         qerr:2;		/* queue error management */
+	u8         dque:1;		/* disable queuing */
+
+	u8         reserved5:1;
+	u8         rac:1;		/* report a check */
+	u8         reserved6:2;
+	u8         swp:1;		/* software write protect */
+	u8         raerp:1;	/* ready AER permission */
+	u8         uaaerp:1;	/* unit attenstion AER permission */
+	u8         eaerp:1;	/* error AER permission */
+
+	u8         reserved7:5;
+	u8         autoload_mod:3;
+#else
+	u8         rlec:1;		/* report log exception condition */
+	u8         gltsd:1;	/* global logging target save disable */
+	u8         reserved3:3;
+	u8         tst:3;		/* task set type */
+
+	u8         dque:1;		/* disable queuing */
+	u8         qerr:2;		/* queue error management */
+	u8         reserved4:1;
+	u8         qalgo_mod:4;	/* queue alogorithm modifier */
+
+	u8         eaerp:1;	/* error AER permission */
+	u8         uaaerp:1;	/* unit attenstion AER permission */
+	u8         raerp:1;	/* ready AER permission */
+	u8         swp:1;		/* software write protect */
+	u8         reserved6:2;
+	u8         rac:1;		/* report a check */
+	u8         reserved5:1;
+
+	u8         autoload_mod:3;
+	u8         reserved7:5;
+#endif
+	u8         rahp_msb;	/* ready AER holdoff period - MSB */
+	u8         rahp_lsb;	/* ready AER holdoff period - LSB */
+
+	u8         busy_timeout_period_msb;
+	u8         busy_timeout_period_lsb;
+
+	u8         ext_selftest_compl_time_msb;
+	u8         ext_selftest_compl_time_lsb;
+};
+
+/*
+ * SCSI medium types supported mode page
+ */
+struct scsi_mp_medium_types_sup_s{
+#ifdef __BIGENDIAN
+	u8         ps:1;
+	u8         reserved1:1;
+	u8         page_code:6;
+#else
+	u8         page_code:6;
+	u8         reserved1:1;
+	u8         ps:1;
+#endif
+	u8         page_len;
+
+	u8         reserved3[2];
+	u8         med_type1_sup;	/* medium type one supported */
+	u8         med_type2_sup;	/* medium type two supported */
+	u8         med_type3_sup;	/* medium type three supported */
+	u8         med_type4_sup;	/* medium type four supported */
+};
+
+/*
+ * SCSI informational exception control mode page
+ */
+struct scsi_mp_info_excpt_cntl_s{
+#ifdef __BIGENDIAN
+	u8         ps:1;
+	u8         reserved1:1;
+	u8         page_code:6;
+#else
+	u8         page_code:6;
+	u8         reserved1:1;
+	u8         ps:1;
+#endif
+	u8         page_len;
+#ifdef __BIGENDIAN
+	u8         perf:1;		/* performance */
+	u8         reserved3:1;
+	u8         ebf:1;		/* enable background fucntion */
+	u8         ewasc:1;	/* enable warning */
+	u8         dexcpt:1;	/* disable exception control */
+	u8         test:1;		/* enable test device failure
+					 * notification
+					 */
+	u8         reserved4:1;
+	u8         log_error:1;
+
+	u8         reserved5:4;
+	u8         mrie:4;		/* method of reporting info
+					 * exceptions
+					 */
+#else
+	u8         log_error:1;
+	u8         reserved4:1;
+	u8         test:1;		/* enable test device failure
+					 * notification
+					 */
+	u8         dexcpt:1;	/* disable exception control */
+	u8         ewasc:1;	/* enable warning */
+	u8         ebf:1;		/* enable background fucntion */
+	u8         reserved3:1;
+	u8         perf:1;		/* performance */
+
+	u8         mrie:4;		/* method of reporting info
+					 * exceptions
+					 */
+	u8         reserved5:4;
+#endif
+	u8         interval_timer_msb;
+	u8         interval_timer_lsb;
+
+	u8         report_count_msb;
+	u8         report_count_lsb;
+};
+
+/*
+ * Methods of reporting informational exceptions
+ */
+#define SCSI_MP_IEC_NO_REPORT       0x0	/* no reporting of exceptions */
+#define SCSI_MP_IEC_AER             0x1	/* async event reporting */
+#define SCSI_MP_IEC_UNIT_ATTN       0x2	/* generate unit attenstion */
+#define SCSI_MO_IEC_COND_REC_ERR    0x3	/* conditionally generate recovered
+					 * error
+					 */
+#define SCSI_MP_IEC_UNCOND_REC_ERR  0x4	/* unconditionally generate recovered
+					 * error
+					 */
+#define SCSI_MP_IEC_NO_SENSE        0x5	/* generate no sense */
+#define SCSI_MP_IEC_ON_REQUEST      0x6	/* only report exceptions on request */
+
+/*
+ * SCSI flexible disk page
+ */
+struct scsi_mp_flexible_disk_s{
+#ifdef __BIGENDIAN
+	u8         ps:1;
+	u8         reserved1:1;
+	u8         page_code:6;
+#else
+	u8         page_code:6;
+	u8         reserved1:1;
+	u8         ps:1;
+#endif
+	u8         page_len;
+
+	u8         transfer_rate_msb;
+	u8         transfer_rate_lsb;
+
+	u8         num_heads;
+	u8         num_sectors;
+
+	u8         bytes_per_sector_msb;
+	u8         bytes_per_sector_lsb;
+
+	u8         num_cylinders_msb;
+	u8         num_cylinders_lsb;
+
+	u8         sc_wpc_msb;	/* starting cylinder-write
+					 * precompensation msb
+					 */
+	u8         sc_wpc_lsb;	/* starting cylinder-write
+					 * precompensation lsb
+					 */
+	u8         sc_rwc_msb;	/* starting cylinder-reduced write
+					 * current msb
+					 */
+	u8         sc_rwc_lsb;	/* starting cylinder-reduced write
+					 * current lsb
+					 */
+
+	u8         dev_step_rate_msb;
+	u8         dev_step_rate_lsb;
+
+	u8         dev_step_pulse_width;
+
+	u8         head_sd_msb;	/* head settle delay msb */
+	u8         head_sd_lsb;	/* head settle delay lsb */
+
+	u8         motor_on_delay;
+	u8         motor_off_delay;
+#ifdef __BIGENDIAN
+	u8         trdy:1;		/* true ready bit */
+	u8         ssn:1;		/* start sector number bit */
+	u8         mo:1;		/* motor on bit */
+	u8         reserved3:5;
+
+	u8         reserved4:4;
+	u8         spc:4;		/* step pulse per cylinder */
+#else
+	u8         reserved3:5;
+	u8         mo:1;		/* motor on bit */
+	u8         ssn:1;		/* start sector number bit */
+	u8         trdy:1;		/* true ready bit */
+
+	u8         spc:4;		/* step pulse per cylinder */
+	u8         reserved4:4;
+#endif
+	u8         write_comp;
+	u8         head_load_delay;
+	u8         head_unload_delay;
+#ifdef __BIGENDIAN
+	u8         pin34:4;	/* pin34 usage */
+	u8         pin2:4;		/* pin2 usage */
+
+	u8         pin4:4;		/* pin4 usage */
+	u8         pin1:4;		/* pin1 usage */
+#else
+	u8         pin2:4;		/* pin2 usage */
+	u8         pin34:4;	/* pin34 usage */
+
+	u8         pin1:4;		/* pin1 usage */
+	u8         pin4:4;		/* pin4 usage */
+#endif
+	u8         med_rot_rate_msb;
+	u8         med_rot_rate_lsb;
+
+	u8         reserved5[2];
+};
+
+struct scsi_mode_page_format_data6_s{
+	struct scsi_mode_param_header6_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_format_device_s format;	/* format device data */
+};
+
+struct scsi_mode_page_format_data10_s{
+	struct scsi_mode_param_header10_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_format_device_s format;	/* format device data */
+};
+
+struct scsi_mode_page_rdg_data6_s{
+	struct scsi_mode_param_header6_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_rigid_device_geometry_s rdg;
+					/* rigid geometry data */
+};
+
+struct scsi_mode_page_rdg_data10_s{
+	struct scsi_mode_param_header10_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_rigid_device_geometry_s rdg;
+					/* rigid geometry data */
+};
+
+struct scsi_mode_page_cache6_s{
+	struct scsi_mode_param_header6_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_caching_s cache;	/* cache page data */
+};
+
+struct scsi_mode_page_cache10_s{
+	struct scsi_mode_param_header10_s mph;	/* mode page header */
+	struct scsi_mode_param_desc_s desc;	/* block descriptor */
+	struct scsi_mp_caching_s cache;	/* cache page data */
+};
+
+/* --------------------------------------------------------------
+ * Format Unit command
+ * ------------------------------------------------------------
+ */
+
+/*
+ * Format Unit CDB
+ */
+struct scsi_format_unit_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         res1:3;
+	u8         fmtdata:1;	/* if set, data out phase has format
+					 * data
+					 */
+	u8         cmplst:1;	/* if set, defect list is complete */
+	u8         def_list:3;	/* format of defect descriptor is
+					 * fmtdata =1
+					 */
+#else
+	u8         def_list:3;	/* format of defect descriptor is
+					 * fmtdata = 1
+					 */
+	u8         cmplst:1;	/* if set, defect list is complete */
+	u8         fmtdata:1;	/* if set, data out phase has format
+					 * data
+					 */
+	u8         res1:3;
+#endif
+	u8         interleave_msb;
+	u8         interleave_lsb;
+	u8         vendor_spec;
+	u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_reserve6_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved:3;
+	u8         obsolete:4;
+	u8         extent:1;
+#else
+	u8         extent:1;
+	u8         obsolete:4;
+	u8         reserved:3;
+#endif
+	u8         reservation_id;
+	u16        param_list_len;
+	u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_release6_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         obsolete:4;
+	u8         extent:1;
+#else
+	u8         extent:1;
+	u8         obsolete:4;
+	u8         reserved1:3;
+#endif
+	u8         reservation_id;
+	u16        reserved2;
+	u8         control;
+};
+
+/*
+ * h
+ */
+struct scsi_reserve10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         third_party:1;
+	u8         reserved2:2;
+	u8         long_id:1;
+	u8         extent:1;
+#else
+	u8         extent:1;
+	u8         long_id:1;
+	u8         reserved2:2;
+	u8         third_party:1;
+	u8         reserved1:3;
+#endif
+	u8         reservation_id;
+	u8         third_pty_dev_id;
+	u8         reserved3;
+	u8         reserved4;
+	u8         reserved5;
+	u16        param_list_len;
+	u8         control;
+};
+
+struct scsi_release10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         third_party:1;
+	u8         reserved2:2;
+	u8         long_id:1;
+	u8         extent:1;
+#else
+	u8         extent:1;
+	u8         long_id:1;
+	u8         reserved2:2;
+	u8         third_party:1;
+	u8         reserved1:3;
+#endif
+	u8         reservation_id;
+	u8         third_pty_dev_id;
+	u8         reserved3;
+	u8         reserved4;
+	u8         reserved5;
+	u16        param_list_len;
+	u8         control;
+};
+
+struct scsi_verify10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         dpo:1;
+	u8         reserved:2;
+	u8         bytchk:1;
+	u8         reladdr:1;
+#else
+	u8         reladdr:1;
+	u8         bytchk:1;
+	u8         reserved:2;
+	u8         dpo:1;
+	u8         lun:3;
+#endif
+	u8         lba0;
+	u8         lba1;
+	u8         lba2;
+	u8         lba3;
+	u8         reserved1;
+	u8         verification_len0;
+	u8         verification_len1;
+	u8         control_byte;
+};
+
+struct scsi_request_sense_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         lun:3;
+	u8         reserved:5;
+#else
+	u8         reserved:5;
+	u8         lun:3;
+#endif
+	u8         reserved0;
+	u8         reserved1;
+	u8         alloc_len;
+	u8         control_byte;
+};
+
+/* ------------------------------------------------------------
+ * SCSI status byte values
+ * ------------------------------------------------------------
+ */
+#define SCSI_STATUS_GOOD                   0x00
+#define SCSI_STATUS_CHECK_CONDITION        0x02
+#define SCSI_STATUS_CONDITION_MET          0x04
+#define SCSI_STATUS_BUSY                   0x08
+#define SCSI_STATUS_INTERMEDIATE           0x10
+#define SCSI_STATUS_ICM                    0x14	/* intermediate condition met */
+#define SCSI_STATUS_RESERVATION_CONFLICT   0x18
+#define SCSI_STATUS_COMMAND_TERMINATED     0x22
+#define SCSI_STATUS_QUEUE_FULL             0x28
+#define SCSI_STATUS_ACA_ACTIVE             0x30
+
+#define SCSI_MAX_ALLOC_LEN		0xFF	/* maximum allocarion length
+						 * in CDBs
+						 */
+
+#define SCSI_OP_WRITE_VERIFY10      0x2E
+#define SCSI_OP_WRITE_VERIFY12      0xAE
+#define SCSI_OP_UNDEF               0xFF
+
+/*
+ * SCSI WRITE-VERIFY(10) command
+ */
+struct scsi_write_verify10_s{
+	u8         opcode;
+#ifdef __BIGENDIAN
+	u8         reserved1:3;
+	u8         dpo:1;		/* Disable Page Out */
+	u8         reserved2:1;
+	u8         ebp:1;		/* erse by-pass */
+	u8         bytchk:1;	/* byte check */
+	u8         rel_adr:1;	/* relative address */
+#else
+	u8         rel_adr:1;	/* relative address */
+	u8         bytchk:1;	/* byte check */
+	u8         ebp:1;		/* erse by-pass */
+	u8         reserved2:1;
+	u8         dpo:1;		/* Disable Page Out */
+	u8         reserved1:3;
+#endif
+	u8         lba0;		/* logical block address - MSB */
+	u8         lba1;
+	u8         lba2;
+	u8         lba3;		/* LSB */
+	u8         reserved3;
+	u8         xfer_length0;	/* transfer length in blocks - MSB */
+	u8         xfer_length1;	/* LSB */
+	u8         control;
+};
+
+#pragma pack()
+
+#endif /* __SCSI_H__ */
diff --git a/drivers/scsi/bfa/include/protocol/types.h b/drivers/scsi/bfa/include/protocol/types.h
new file mode 100644
index 000000000000..2875a6cced3b
--- /dev/null
+++ b/drivers/scsi/bfa/include/protocol/types.h
@@ -0,0 +1,42 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  types.h Protocol defined base types
+ */
+
+#ifndef __TYPES_H__
+#define __TYPES_H__
+
+#include <bfa_os_inc.h>
+
+#define wwn_t u64
+#define lun_t u64
+
+#define WWN_NULL	(0)
+#define FC_SYMNAME_MAX	256	/*  max name server symbolic name size */
+#define FC_ALPA_MAX	128
+
+#pragma pack(1)
+
+#define MAC_ADDRLEN	(6)
+struct mac_s { u8 mac[MAC_ADDRLEN]; };
+#define mac_t struct mac_s
+
+#pragma pack()
+
+#endif
diff --git a/drivers/scsi/bfa/loop.c b/drivers/scsi/bfa/loop.c
new file mode 100644
index 000000000000..a418dedebe9e
--- /dev/null
+++ b/drivers/scsi/bfa/loop.c
@@ -0,0 +1,422 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  port_loop.c vport private loop implementation.
+ */
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_trcmod.h"
+#include "lport_priv.h"
+
+BFA_TRC_FILE(FCS, LOOP);
+
+/**
+ *   ALPA to LIXA bitmap mapping
+ *
+ *   ALPA 0x00 (Word 0, Bit 30) is invalid for N_Ports. Also Word 0 Bit 31
+ * is for L_bit (login required) and is filled as ALPA 0x00 here.
+ */
+static const u8   port_loop_alpa_map[] = {
+	0xEF, 0xE8, 0xE4, 0xE2, 0xE1, 0xE0, 0xDC, 0xDA,	/* Word 3 Bits 0..7 */
+	0xD9, 0xD6, 0xD5, 0xD4, 0xD3, 0xD2, 0xD1, 0xCE,	/* Word 3 Bits 8..15 */
+	0xCD, 0xCC, 0xCB, 0xCA, 0xC9, 0xC7, 0xC6, 0xC5,	/* Word 3 Bits 16..23 */
+	0xC3, 0xBC, 0xBA, 0xB9, 0xB6, 0xB5, 0xB4, 0xB3,	/* Word 3 Bits 24..31 */
+
+	0xB2, 0xB1, 0xAE, 0xAD, 0xAC, 0xAB, 0xAA, 0xA9,	/* Word 2 Bits 0..7 */
+	0xA7, 0xA6, 0xA5, 0xA3, 0x9F, 0x9E, 0x9D, 0x9B,	/* Word 2 Bits 8..15 */
+	0x98, 0x97, 0x90, 0x8F, 0x88, 0x84, 0x82, 0x81,	/* Word 2 Bits 16..23 */
+	0x80, 0x7C, 0x7A, 0x79, 0x76, 0x75, 0x74, 0x73,	/* Word 2 Bits 24..31 */
+
+	0x72, 0x71, 0x6E, 0x6D, 0x6C, 0x6B, 0x6A, 0x69,	/* Word 1 Bits 0..7 */
+	0x67, 0x66, 0x65, 0x63, 0x5C, 0x5A, 0x59, 0x56,	/* Word 1 Bits 8..15 */
+	0x55, 0x54, 0x53, 0x52, 0x51, 0x4E, 0x4D, 0x4C,	/* Word 1 Bits 16..23 */
+	0x4B, 0x4A, 0x49, 0x47, 0x46, 0x45, 0x43, 0x3C,	/* Word 1 Bits 24..31 */
+
+	0x3A, 0x39, 0x36, 0x35, 0x34, 0x33, 0x32, 0x31,	/* Word 0 Bits 0..7 */
+	0x2E, 0x2D, 0x2C, 0x2B, 0x2A, 0x29, 0x27, 0x26,	/* Word 0 Bits 8..15 */
+	0x25, 0x23, 0x1F, 0x1E, 0x1D, 0x1B, 0x18, 0x17,	/* Word 0 Bits 16..23 */
+	0x10, 0x0F, 0x08, 0x04, 0x02, 0x01, 0x00, 0x00,	/* Word 0 Bits 24..31 */
+};
+
+/*
+ * Local Functions
+ */
+bfa_status_t    bfa_fcs_port_loop_send_plogi(struct bfa_fcs_port_s *port,
+					     u8 alpa);
+
+void            bfa_fcs_port_loop_plogi_response(void *fcsarg,
+						 struct bfa_fcxp_s *fcxp,
+						 void *cbarg,
+						 bfa_status_t req_status,
+						 u32 rsp_len,
+						 u32 resid_len,
+						 struct fchs_s *rsp_fchs);
+
+bfa_status_t    bfa_fcs_port_loop_send_adisc(struct bfa_fcs_port_s *port,
+					     u8 alpa);
+
+void            bfa_fcs_port_loop_adisc_response(void *fcsarg,
+						 struct bfa_fcxp_s *fcxp,
+						 void *cbarg,
+						 bfa_status_t req_status,
+						 u32 rsp_len,
+						 u32 resid_len,
+						 struct fchs_s *rsp_fchs);
+
+bfa_status_t    bfa_fcs_port_loop_send_plogi_acc(struct bfa_fcs_port_s *port,
+						 u8 alpa);
+
+void            bfa_fcs_port_loop_plogi_acc_response(void *fcsarg,
+						     struct bfa_fcxp_s *fcxp,
+						     void *cbarg,
+						     bfa_status_t req_status,
+						     u32 rsp_len,
+						     u32 resid_len,
+						     struct fchs_s *rsp_fchs);
+
+bfa_status_t    bfa_fcs_port_loop_send_adisc_acc(struct bfa_fcs_port_s *port,
+						 u8 alpa);
+
+void            bfa_fcs_port_loop_adisc_acc_response(void *fcsarg,
+						     struct bfa_fcxp_s *fcxp,
+						     void *cbarg,
+						     bfa_status_t req_status,
+						     u32 rsp_len,
+						     u32 resid_len,
+						     struct fchs_s *rsp_fchs);
+/**
+ *   Called by port to initializar in provate LOOP topology.
+ */
+void
+bfa_fcs_port_loop_init(struct bfa_fcs_port_s *port)
+{
+}
+
+/**
+ *   Called by port to notify transition to online state.
+ */
+void
+bfa_fcs_port_loop_online(struct bfa_fcs_port_s *port)
+{
+
+	u8         num_alpa = port->port_topo.ploop.num_alpa;
+	u8        *alpa_pos_map = port->port_topo.ploop.alpa_pos_map;
+	struct bfa_fcs_rport_s *r_port;
+	int             ii = 0;
+
+	/*
+	 * If the port role is Initiator Mode, create Rports.
+	 */
+	if (port->port_cfg.roles == BFA_PORT_ROLE_FCP_IM) {
+		/*
+		 * Check if the ALPA positional bitmap is available.
+		 * if not, we send PLOGI to all possible ALPAs.
+		 */
+		if (num_alpa > 0) {
+			for (ii = 0; ii < num_alpa; ii++) {
+				/*
+				 * ignore ALPA of bfa port
+				 */
+				if (alpa_pos_map[ii] != port->pid) {
+					r_port = bfa_fcs_rport_create(port,
+						alpa_pos_map[ii]);
+				}
+			}
+		} else {
+			for (ii = 0; ii < MAX_ALPA_COUNT; ii++) {
+				/*
+				 * ignore ALPA of bfa port
+				 */
+				if ((port_loop_alpa_map[ii] > 0)
+				    && (port_loop_alpa_map[ii] != port->pid))
+					bfa_fcs_port_loop_send_plogi(port,
+						port_loop_alpa_map[ii]);
+				/**TBD */
+			}
+		}
+	} else {
+		/*
+		 * TBD Target Mode ??
+		 */
+	}
+
+}
+
+/**
+ *   Called by port to notify transition to offline state.
+ */
+void
+bfa_fcs_port_loop_offline(struct bfa_fcs_port_s *port)
+{
+
+}
+
+/**
+ *   Called by port to notify a LIP on the loop.
+ */
+void
+bfa_fcs_port_loop_lip(struct bfa_fcs_port_s *port)
+{
+}
+
+/**
+ * Local Functions.
+ */
+bfa_status_t
+bfa_fcs_port_loop_send_plogi(struct bfa_fcs_port_s *port, u8 alpa)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp = NULL;
+	int             len;
+
+	bfa_trc(port->fcs, alpa);
+
+	fcxp = bfa_fcxp_alloc(NULL, port->fcs->bfa, 0, 0, NULL, NULL, NULL,
+				  NULL);
+	bfa_assert(fcxp);
+
+	len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), alpa,
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn,
+				 bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+			  FC_CLASS_3, len, &fchs,
+			  bfa_fcs_port_loop_plogi_response, (void *)port,
+			  FC_MAX_PDUSZ, FC_RA_TOV);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *   Called by fcxp to notify the Plogi response
+ */
+void
+bfa_fcs_port_loop_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				 void *cbarg, bfa_status_t req_status,
+				 u32 rsp_len, u32 resid_len,
+				 struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg;
+	struct fc_logi_s     *plogi_resp;
+	struct fc_els_cmd_s   *els_cmd;
+
+	bfa_trc(port->fcs, req_status);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		/*
+		 * @todo
+		 * This could mean that the device with this APLA does not
+		 * exist on the loop.
+		 */
+
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+	plogi_resp = (struct fc_logi_s *) els_cmd;
+
+	if (els_cmd->els_code == FC_ELS_ACC) {
+		bfa_fcs_rport_start(port, rsp_fchs, plogi_resp);
+	} else {
+		bfa_trc(port->fcs, plogi_resp->els_cmd.els_code);
+		bfa_assert(0);
+	}
+}
+
+bfa_status_t
+bfa_fcs_port_loop_send_plogi_acc(struct bfa_fcs_port_s *port, u8 alpa)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(port->fcs, alpa);
+
+	fcxp = bfa_fcxp_alloc(NULL, port->fcs->bfa, 0, 0, NULL, NULL, NULL,
+				  NULL);
+	bfa_assert(fcxp);
+
+	len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), alpa,
+				 bfa_fcs_port_get_fcid(port), 0,
+				 port->port_cfg.pwwn, port->port_cfg.nwwn,
+				 bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+				 FC_CLASS_3, len, &fchs,
+				 bfa_fcs_port_loop_plogi_acc_response,
+				 (void *)port, FC_MAX_PDUSZ, 0); /* No response
+								  * expected
+								  */
+
+	return BFA_STATUS_OK;
+}
+
+/*
+ *  Plogi Acc Response
+ * We donot do any processing here.
+ */
+void
+bfa_fcs_port_loop_plogi_acc_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				     void *cbarg, bfa_status_t req_status,
+				     u32 rsp_len, u32 resid_len,
+				     struct fchs_s *rsp_fchs)
+{
+
+	struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg;
+
+	bfa_trc(port->fcs, port->pid);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		return;
+	}
+}
+
+bfa_status_t
+bfa_fcs_port_loop_send_adisc(struct bfa_fcs_port_s *port, u8 alpa)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(port->fcs, alpa);
+
+	fcxp = bfa_fcxp_alloc(NULL, port->fcs->bfa, 0, 0, NULL, NULL, NULL,
+				  NULL);
+	bfa_assert(fcxp);
+
+	len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), alpa,
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+			  FC_CLASS_3, len, &fchs,
+			  bfa_fcs_port_loop_adisc_response, (void *)port,
+			  FC_MAX_PDUSZ, FC_RA_TOV);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *   Called by fcxp to notify the ADISC response
+ */
+void
+bfa_fcs_port_loop_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				 void *cbarg, bfa_status_t req_status,
+				 u32 rsp_len, u32 resid_len,
+				 struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg;
+	struct bfa_fcs_rport_s *rport;
+	struct fc_adisc_s     *adisc_resp;
+	struct fc_els_cmd_s   *els_cmd;
+	u32        pid = rsp_fchs->s_id;
+
+	bfa_trc(port->fcs, req_status);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		/*
+		 * TBD : we may need to retry certain requests
+		 */
+		bfa_fcxp_free(fcxp);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+	adisc_resp = (struct fc_adisc_s *) els_cmd;
+
+	if (els_cmd->els_code == FC_ELS_ACC) {
+	} else {
+		bfa_trc(port->fcs, adisc_resp->els_cmd.els_code);
+
+		/*
+		 * TBD: we may need to check for reject codes and retry
+		 */
+		rport = bfa_fcs_port_get_rport_by_pid(port, pid);
+		if (rport) {
+			list_del(&rport->qe);
+			bfa_fcs_rport_delete(rport);
+		}
+
+	}
+	return;
+}
+
+bfa_status_t
+bfa_fcs_port_loop_send_adisc_acc(struct bfa_fcs_port_s *port, u8 alpa)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(port->fcs, alpa);
+
+	fcxp = bfa_fcxp_alloc(NULL, port->fcs->bfa, 0, 0, NULL, NULL, NULL,
+				  NULL);
+	bfa_assert(fcxp);
+
+	len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), alpa,
+				 bfa_fcs_port_get_fcid(port), 0,
+				 port->port_cfg.pwwn, port->port_cfg.nwwn);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+				FC_CLASS_3, len, &fchs,
+				bfa_fcs_port_loop_adisc_acc_response,
+				(void *)port, FC_MAX_PDUSZ, 0); /* no reponse
+								 * expected
+								 */
+
+	return BFA_STATUS_OK;
+}
+
+/*
+ *  Adisc Acc Response
+ * We donot do any processing here.
+ */
+void
+bfa_fcs_port_loop_adisc_acc_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				     void *cbarg, bfa_status_t req_status,
+				     u32 rsp_len, u32 resid_len,
+				     struct fchs_s *rsp_fchs)
+{
+
+	struct bfa_fcs_port_s *port = (struct bfa_fcs_port_s *) cbarg;
+
+	bfa_trc(port->fcs, port->pid);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		return;
+	}
+}
diff --git a/drivers/scsi/bfa/lport_api.c b/drivers/scsi/bfa/lport_api.c
new file mode 100644
index 000000000000..8f51a83f1834
--- /dev/null
+++ b/drivers/scsi/bfa/lport_api.c
@@ -0,0 +1,291 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  port_api.c BFA FCS port
+ */
+
+#include <fcs/bfa_fcs.h>
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_rport.h>
+#include "fcs_rport.h"
+#include "fcs_fabric.h"
+#include "fcs_trcmod.h"
+#include "fcs_vport.h"
+
+BFA_TRC_FILE(FCS, PORT_API);
+
+
+
+/**
+ *  fcs_port_api BFA FCS port API
+ */
+
+void
+bfa_fcs_cfg_base_port(struct bfa_fcs_s *fcs, struct bfa_port_cfg_s *port_cfg)
+{
+}
+
+struct bfa_fcs_port_s *
+bfa_fcs_get_base_port(struct bfa_fcs_s *fcs)
+{
+	return (&fcs->fabric.bport);
+}
+
+wwn_t
+bfa_fcs_port_get_rport(struct bfa_fcs_port_s *port, wwn_t wwn, int index,
+		       int nrports, bfa_boolean_t bwwn)
+{
+	struct list_head *qh, *qe;
+	struct bfa_fcs_rport_s *rport = NULL;
+	int             i;
+	struct bfa_fcs_s *fcs;
+
+	if (port == NULL || nrports == 0)
+		return (wwn_t) 0;
+
+	fcs = port->fcs;
+	bfa_trc(fcs, (u32) nrports);
+
+	i = 0;
+	qh = &port->rport_q;
+	qe = bfa_q_first(qh);
+
+	while ((qe != qh) && (i < nrports)) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) {
+			qe = bfa_q_next(qe);
+			bfa_trc(fcs, (u32) rport->pwwn);
+			bfa_trc(fcs, rport->pid);
+			bfa_trc(fcs, i);
+			continue;
+		}
+
+		if (bwwn) {
+			if (!memcmp(&wwn, &rport->pwwn, 8))
+				break;
+		} else {
+			if (i == index)
+				break;
+		}
+
+		i++;
+		qe = bfa_q_next(qe);
+	}
+
+	bfa_trc(fcs, i);
+	if (rport) {
+		return rport->pwwn;
+	} else {
+		return (wwn_t) 0;
+	}
+}
+
+void
+bfa_fcs_port_get_rports(struct bfa_fcs_port_s *port, wwn_t rport_wwns[],
+			int *nrports)
+{
+	struct list_head *qh, *qe;
+	struct bfa_fcs_rport_s *rport = NULL;
+	int             i;
+	struct bfa_fcs_s *fcs;
+
+	if (port == NULL || rport_wwns == NULL || *nrports == 0)
+		return;
+
+	fcs = port->fcs;
+	bfa_trc(fcs, (u32) *nrports);
+
+	i = 0;
+	qh = &port->rport_q;
+	qe = bfa_q_first(qh);
+
+	while ((qe != qh) && (i < *nrports)) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if (bfa_os_ntoh3b(rport->pid) > 0xFFF000) {
+			qe = bfa_q_next(qe);
+			bfa_trc(fcs, (u32) rport->pwwn);
+			bfa_trc(fcs, rport->pid);
+			bfa_trc(fcs, i);
+			continue;
+		}
+
+		rport_wwns[i] = rport->pwwn;
+
+		i++;
+		qe = bfa_q_next(qe);
+	}
+
+	bfa_trc(fcs, i);
+	*nrports = i;
+	return;
+}
+
+/*
+ * Iterate's through all the rport's in the given port to
+ * determine the maximum operating speed.
+ */
+enum bfa_pport_speed
+bfa_fcs_port_get_rport_max_speed(struct bfa_fcs_port_s *port)
+{
+	struct list_head *qh, *qe;
+	struct bfa_fcs_rport_s *rport = NULL;
+	struct bfa_fcs_s *fcs;
+	enum bfa_pport_speed max_speed = 0;
+	struct bfa_pport_attr_s pport_attr;
+	enum bfa_pport_speed pport_speed;
+
+	if (port == NULL)
+		return 0;
+
+	fcs = port->fcs;
+
+	/*
+	 * Get Physical port's current speed
+	 */
+	bfa_pport_get_attr(port->fcs->bfa, &pport_attr);
+	pport_speed = pport_attr.speed;
+	bfa_trc(fcs, pport_speed);
+
+	qh = &port->rport_q;
+	qe = bfa_q_first(qh);
+
+	while (qe != qh) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		if ((bfa_os_ntoh3b(rport->pid) > 0xFFF000)
+		    || (bfa_fcs_rport_get_state(rport) == BFA_RPORT_OFFLINE)) {
+			qe = bfa_q_next(qe);
+			continue;
+		}
+
+		if ((rport->rpf.rpsc_speed == BFA_PPORT_SPEED_8GBPS)
+		    || (rport->rpf.rpsc_speed > pport_speed)) {
+			max_speed = rport->rpf.rpsc_speed;
+			break;
+		} else if (rport->rpf.rpsc_speed > max_speed) {
+			max_speed = rport->rpf.rpsc_speed;
+		}
+
+		qe = bfa_q_next(qe);
+	}
+
+	bfa_trc(fcs, max_speed);
+	return max_speed;
+}
+
+struct bfa_fcs_port_s *
+bfa_fcs_lookup_port(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t lpwwn)
+{
+	struct bfa_fcs_vport_s *vport;
+	bfa_fcs_vf_t   *vf;
+
+	bfa_assert(fcs != NULL);
+
+	vf = bfa_fcs_vf_lookup(fcs, vf_id);
+	if (vf == NULL) {
+		bfa_trc(fcs, vf_id);
+		return (NULL);
+	}
+
+	if (!lpwwn || (vf->bport.port_cfg.pwwn == lpwwn))
+		return (&vf->bport);
+
+	vport = bfa_fcs_fabric_vport_lookup(vf, lpwwn);
+	if (vport)
+		return (&vport->lport);
+
+	return (NULL);
+}
+
+/*
+ *  API corresponding to VmWare's NPIV_VPORT_GETINFO.
+ */
+void
+bfa_fcs_port_get_info(struct bfa_fcs_port_s *port,
+		      struct bfa_port_info_s *port_info)
+{
+
+	bfa_trc(port->fcs, port->fabric->fabric_name);
+
+	if (port->vport == NULL) {
+		/*
+		 * This is a Physical port
+		 */
+		port_info->port_type = BFA_PORT_TYPE_PHYSICAL;
+
+		/*
+		 * @todo : need to fix the state & reason
+		 */
+		port_info->port_state = 0;
+		port_info->offline_reason = 0;
+
+		port_info->port_wwn = bfa_fcs_port_get_pwwn(port);
+		port_info->node_wwn = bfa_fcs_port_get_nwwn(port);
+
+		port_info->max_vports_supp = bfa_fcs_vport_get_max(port->fcs);
+		port_info->num_vports_inuse =
+			bfa_fcs_fabric_vport_count(port->fabric);
+		port_info->max_rports_supp = BFA_FCS_MAX_RPORTS_SUPP;
+		port_info->num_rports_inuse = port->num_rports;
+	} else {
+		/*
+		 * This is a virtual port
+		 */
+		port_info->port_type = BFA_PORT_TYPE_VIRTUAL;
+
+		/*
+		 * @todo : need to fix the state & reason
+		 */
+		port_info->port_state = 0;
+		port_info->offline_reason = 0;
+
+		port_info->port_wwn = bfa_fcs_port_get_pwwn(port);
+		port_info->node_wwn = bfa_fcs_port_get_nwwn(port);
+	}
+}
+
+void
+bfa_fcs_port_get_stats(struct bfa_fcs_port_s *fcs_port,
+		       struct bfa_port_stats_s *port_stats)
+{
+	bfa_os_memcpy(port_stats, &fcs_port->stats,
+		      sizeof(struct bfa_port_stats_s));
+	return;
+}
+
+void
+bfa_fcs_port_clear_stats(struct bfa_fcs_port_s *fcs_port)
+{
+	bfa_os_memset(&fcs_port->stats, 0, sizeof(struct bfa_port_stats_s));
+	return;
+}
+
+void
+bfa_fcs_port_enable_ipfc_roles(struct bfa_fcs_port_s *fcs_port)
+{
+	fcs_port->port_cfg.roles |= BFA_PORT_ROLE_FCP_IPFC;
+	return;
+}
+
+void
+bfa_fcs_port_disable_ipfc_roles(struct bfa_fcs_port_s *fcs_port)
+{
+	fcs_port->port_cfg.roles &= ~BFA_PORT_ROLE_FCP_IPFC;
+	return;
+}
+
+
diff --git a/drivers/scsi/bfa/lport_priv.h b/drivers/scsi/bfa/lport_priv.h
new file mode 100644
index 000000000000..dbae370a599a
--- /dev/null
+++ b/drivers/scsi/bfa/lport_priv.h
@@ -0,0 +1,82 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#ifndef __VP_PRIV_H__
+#define __VP_PRIV_H__
+
+#include <fcs/bfa_fcs_lport.h>
+#include <fcs/bfa_fcs_vport.h>
+
+/*
+ * Functions exported by vps
+ */
+void            bfa_fcs_vport_init(struct bfa_fcs_vport_s *vport);
+
+/*
+ * Functions exported by vps
+ */
+void            bfa_fcs_vps_online(struct bfa_fcs_port_s *port);
+void            bfa_fcs_vps_offline(struct bfa_fcs_port_s *port);
+void            bfa_fcs_vps_lip(struct bfa_fcs_port_s *port);
+
+/*
+ * Functions exported by port_fab
+ */
+void            bfa_fcs_port_fab_init(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_fab_online(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_fab_offline(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_fab_rx_frame(struct bfa_fcs_port_s *port,
+					  u8 *rx_frame, u32 len);
+
+/*
+ * Functions exported by VP-NS.
+ */
+void            bfa_fcs_port_ns_init(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_ns_offline(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_ns_online(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_ns_query(struct bfa_fcs_port_s *port);
+
+/*
+ * Functions exported by VP-SCN
+ */
+void            bfa_fcs_port_scn_init(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_scn_offline(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_scn_online(struct bfa_fcs_port_s *vport);
+void            bfa_fcs_port_scn_process_rscn(struct bfa_fcs_port_s *port,
+					      struct fchs_s *rx_frame, u32 len);
+
+/*
+ * Functions exported by VP-N2N
+ */
+
+void            bfa_fcs_port_n2n_init(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_n2n_online(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_n2n_offline(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_n2n_rx_frame(struct bfa_fcs_port_s *port,
+					  u8 *rx_frame, u32 len);
+
+/*
+ * Functions exported by VP-LOOP
+ */
+void            bfa_fcs_port_loop_init(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_loop_online(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_loop_offline(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_loop_lip(struct bfa_fcs_port_s *port);
+void            bfa_fcs_port_loop_rx_frame(struct bfa_fcs_port_s *port,
+					   u8 *rx_frame, u32 len);
+
+#endif /* __VP_PRIV_H__ */
diff --git a/drivers/scsi/bfa/ms.c b/drivers/scsi/bfa/ms.c
new file mode 100644
index 000000000000..c96b3ca007ae
--- /dev/null
+++ b/drivers/scsi/bfa/ms.c
@@ -0,0 +1,759 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "lport_priv.h"
+
+BFA_TRC_FILE(FCS, MS);
+
+#define BFA_FCS_MS_CMD_MAX_RETRIES  2
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_port_ms_send_plogi(void *ms_cbarg,
+					   struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ms_timeout(void *arg);
+static void     bfa_fcs_port_ms_plogi_response(void *fcsarg,
+					       struct bfa_fcxp_s *fcxp,
+					       void *cbarg,
+					       bfa_status_t req_status,
+					       u32 rsp_len,
+					       u32 resid_len,
+					       struct fchs_s *rsp_fchs);
+
+static void     bfa_fcs_port_ms_send_gmal(void *ms_cbarg,
+					  struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ms_gmal_response(void *fcsarg,
+					      struct bfa_fcxp_s *fcxp,
+					      void *cbarg,
+					      bfa_status_t req_status,
+					      u32 rsp_len,
+					      u32 resid_len,
+					      struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ms_send_gfn(void *ms_cbarg,
+					 struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ms_gfn_response(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg,
+					     bfa_status_t req_status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rsp_fchs);
+/**
+ *  fcs_ms_sm FCS MS state machine
+ */
+
+/**
+ *  MS State Machine events
+ */
+enum port_ms_event {
+	MSSM_EVENT_PORT_ONLINE = 1,
+	MSSM_EVENT_PORT_OFFLINE = 2,
+	MSSM_EVENT_RSP_OK = 3,
+	MSSM_EVENT_RSP_ERROR = 4,
+	MSSM_EVENT_TIMEOUT = 5,
+	MSSM_EVENT_FCXP_SENT = 6,
+	MSSM_EVENT_PORT_FABRIC_RSCN = 7
+};
+
+static void     bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms,
+					   enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms,
+						 enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms,
+					 enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms,
+					       enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms,
+						enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms,
+					enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms,
+					      enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms,
+					       enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms,
+				       enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms,
+					     enum port_ms_event event);
+static void     bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms,
+					  enum port_ms_event event);
+/**
+ * 		Start in offline state - awaiting NS to send start.
+ */
+static void
+bfa_fcs_port_ms_sm_offline(struct bfa_fcs_port_ms_s *ms,
+			   enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_PORT_ONLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending);
+		bfa_fcs_port_ms_send_plogi(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_plogi_sending(struct bfa_fcs_port_ms_s *ms,
+				 enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+				       &ms->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_plogi(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_retry);
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port), &ms->timer,
+				bfa_fcs_port_ms_timeout, ms,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case MSSM_EVENT_RSP_OK:
+		/*
+		 * since plogi is done, now invoke MS related sub-modules
+		 */
+		bfa_fcs_port_fdmi_online(ms);
+
+		/**
+		 * if this is a Vport, go to online state.
+		 */
+		if (ms->port->vport) {
+			bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
+			break;
+		}
+
+		/*
+		 * For a base port we need to get the
+		 * switch's IP address.
+		 */
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending);
+		bfa_fcs_port_ms_send_gmal(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_discard(ms->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_plogi_retry(struct bfa_fcs_port_ms_s *ms,
+			       enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_plogi_sending);
+		bfa_fcs_port_ms_send_plogi(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_timer_stop(&ms->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_online(struct bfa_fcs_port_ms_s *ms,
+			  enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		/*
+		 * now invoke MS related sub-modules
+		 */
+		bfa_fcs_port_fdmi_offline(ms);
+		break;
+
+	case MSSM_EVENT_PORT_FABRIC_RSCN:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
+		ms->retry_cnt = 0;
+		bfa_fcs_port_ms_send_gfn(ms, NULL);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_gmal_sending(struct bfa_fcs_port_ms_s *ms,
+				enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+				       &ms->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_gmal(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+					&ms->timer, bfa_fcs_port_ms_timeout, ms,
+					BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
+			bfa_fcs_port_ms_send_gfn(ms, NULL);
+			ms->retry_cnt = 0;
+		}
+		break;
+
+	case MSSM_EVENT_RSP_OK:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
+		bfa_fcs_port_ms_send_gfn(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_discard(ms->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_gmal_retry(struct bfa_fcs_port_ms_s *ms,
+			      enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gmal_sending);
+		bfa_fcs_port_ms_send_gmal(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_timer_stop(&ms->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *  ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_port_ms_send_gmal(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ms_s *ms = ms_cbarg;
+	struct bfa_fcs_port_s *port = ms->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+				    bfa_fcs_port_ms_send_gmal, ms);
+		return;
+	}
+	ms->fcxp = fcxp;
+
+	len = fc_gmal_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+				bfa_fcs_port_get_fcid(port),
+				bfa_lps_get_peer_nwwn(port->fabric->lps));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gmal_response,
+		      (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_port_ms_gmal_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			      void *cbarg, bfa_status_t req_status,
+			      u32 rsp_len, u32 resid_len,
+			      struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
+	struct bfa_fcs_port_s *port = ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+	struct fcgs_gmal_resp_s *gmal_resp;
+	struct fc_gmal_entry_s *gmal_entry;
+	u32        num_entries;
+	u8        *rsp_str;
+
+	bfa_trc(port->fcs, req_status);
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		gmal_resp = (struct fcgs_gmal_resp_s *)(cthdr + 1);
+		num_entries = bfa_os_ntohl(gmal_resp->ms_len);
+		if (num_entries == 0) {
+			bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+			return;
+		}
+		/*
+		 * The response could contain multiple Entries.
+		 * Entries for SNMP interface, etc.
+		 * We look for the entry with a telnet prefix.
+		 * First "http://" entry refers to IP addr
+		 */
+
+		gmal_entry = (struct fc_gmal_entry_s *)gmal_resp->ms_ma;
+		while (num_entries > 0) {
+			if (strncmp
+			    (gmal_entry->prefix, CT_GMAL_RESP_PREFIX_HTTP,
+			     sizeof(gmal_entry->prefix)) == 0) {
+
+				/*
+				 * if the IP address is terminating with a '/',
+				 * remove it. *Byte 0 consists of the length
+				 * of the string.
+				 */
+				rsp_str = &(gmal_entry->prefix[0]);
+				if (rsp_str[gmal_entry->len - 1] == '/')
+					rsp_str[gmal_entry->len - 1] = 0;
+				/*
+				 * copy IP Address to fabric
+				 */
+				strncpy(bfa_fcs_port_get_fabric_ipaddr(port),
+					gmal_entry->ip_addr,
+					BFA_FCS_FABRIC_IPADDR_SZ);
+				break;
+			} else {
+				--num_entries;
+				++gmal_entry;
+			}
+		}
+
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+}
+
+static void
+bfa_fcs_port_ms_sm_gfn_sending(struct bfa_fcs_port_ms_s *ms,
+			       enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+				       &ms->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_gfn(struct bfa_fcs_port_ms_s *ms, enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		if (ms->retry_cnt++ < BFA_FCS_MS_CMD_MAX_RETRIES) {
+			bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_retry);
+			bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ms->port),
+					&ms->timer, bfa_fcs_port_ms_timeout, ms,
+					BFA_FCS_RETRY_TIMEOUT);
+		} else {
+			bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
+			ms->retry_cnt = 0;
+		}
+		break;
+
+	case MSSM_EVENT_RSP_OK:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_online);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_fcxp_discard(ms->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ms_sm_gfn_retry(struct bfa_fcs_port_ms_s *ms,
+			     enum port_ms_event event)
+{
+	bfa_trc(ms->port->fcs, ms->port->port_cfg.pwwn);
+	bfa_trc(ms->port->fcs, event);
+
+	switch (event) {
+	case MSSM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_gfn_sending);
+		bfa_fcs_port_ms_send_gfn(ms, NULL);
+		break;
+
+	case MSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+		bfa_timer_stop(&ms->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ *  ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_port_ms_send_gfn(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ms_s *ms = ms_cbarg;
+	struct bfa_fcs_port_s *port = ms->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+				    bfa_fcs_port_ms_send_gfn, ms);
+		return;
+	}
+	ms->fcxp = fcxp;
+
+	len = fc_gfn_req_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			       bfa_fcs_port_get_fcid(port),
+			       bfa_lps_get_peer_nwwn(port->fabric->lps));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_gfn_response,
+		      (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_port_ms_gfn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t req_status, u32 rsp_len,
+			       u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
+	struct bfa_fcs_port_s *port = ms->port;
+	struct ct_hdr_s       *cthdr = NULL;
+	wwn_t          *gfn_resp;
+
+	bfa_trc(port->fcs, req_status);
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		gfn_resp = (wwn_t *) (cthdr + 1);
+		/*
+		 * check if it has actually changed
+		 */
+		if ((memcmp
+		     ((void *)&bfa_fcs_port_get_fabric_name(port), gfn_resp,
+		      sizeof(wwn_t)) != 0))
+			bfa_fcs_fabric_set_fabric_name(port->fabric, *gfn_resp);
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+		return;
+	}
+
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+}
+
+/**
+ *  ms_pvt MS local functions
+ */
+
+static void
+bfa_fcs_port_ms_send_plogi(void *ms_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ms_s *ms = ms_cbarg;
+	struct bfa_fcs_port_s *port = ms->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ms_plogi_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ms->fcxp_wqe,
+				    bfa_fcs_port_ms_send_plogi, ms);
+		return;
+	}
+	ms->fcxp = fcxp;
+
+	len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			     bfa_os_hton3b(FC_MGMT_SERVER),
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn,
+			     bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ms_plogi_response,
+		      (void *)ms, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	port->stats.ms_plogi_sent++;
+	bfa_sm_send_event(ms, MSSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_port_ms_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			       void *cbarg, bfa_status_t req_status,
+			       u32 rsp_len, u32 resid_len,
+			       struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)cbarg;
+
+	struct bfa_fcs_port_s *port = ms->port;
+	struct fc_els_cmd_s   *els_cmd;
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	bfa_trc(port->fcs, req_status);
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		port->stats.ms_plogi_rsp_err++;
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	switch (els_cmd->els_code) {
+
+	case FC_ELS_ACC:
+		if (rsp_len < sizeof(struct fc_logi_s)) {
+			bfa_trc(port->fcs, rsp_len);
+			port->stats.ms_plogi_acc_err++;
+			bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+			break;
+		}
+		port->stats.ms_plogi_accepts++;
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_OK);
+		break;
+
+	case FC_ELS_LS_RJT:
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(port->fcs, ls_rjt->reason_code);
+		bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+		port->stats.ms_rejects++;
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+		break;
+
+	default:
+		port->stats.ms_plogi_unknown_rsp++;
+		bfa_trc(port->fcs, els_cmd->els_code);
+		bfa_sm_send_event(ms, MSSM_EVENT_RSP_ERROR);
+	}
+}
+
+static void
+bfa_fcs_port_ms_timeout(void *arg)
+{
+	struct bfa_fcs_port_ms_s *ms = (struct bfa_fcs_port_ms_s *)arg;
+
+	ms->port->stats.ms_timeouts++;
+	bfa_sm_send_event(ms, MSSM_EVENT_TIMEOUT);
+}
+
+
+void
+bfa_fcs_port_ms_init(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+	ms->port = port;
+	bfa_sm_set_state(ms, bfa_fcs_port_ms_sm_offline);
+
+	/*
+	 * Invoke init routines of sub modules.
+	 */
+	bfa_fcs_port_fdmi_init(ms);
+}
+
+void
+bfa_fcs_port_ms_offline(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+	ms->port = port;
+	bfa_sm_send_event(ms, MSSM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_port_ms_online(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+	ms->port = port;
+	bfa_sm_send_event(ms, MSSM_EVENT_PORT_ONLINE);
+}
+
+void
+bfa_fcs_port_ms_fabric_rscn(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ms_s *ms = BFA_FCS_GET_MS_FROM_PORT(port);
+
+	/*
+	 * @todo.  Handle this only when in Online state
+	 */
+	if (bfa_sm_cmp_state(ms, bfa_fcs_port_ms_sm_online))
+		bfa_sm_send_event(ms, MSSM_EVENT_PORT_FABRIC_RSCN);
+}
diff --git a/drivers/scsi/bfa/n2n.c b/drivers/scsi/bfa/n2n.c
new file mode 100644
index 000000000000..735456824346
--- /dev/null
+++ b/drivers/scsi/bfa/n2n.c
@@ -0,0 +1,105 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  n2n.c n2n implementation.
+ */
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_trcmod.h"
+#include "lport_priv.h"
+
+BFA_TRC_FILE(FCS, N2N);
+
+/**
+ *   Called by fcs/port to initialize N2N topology.
+ */
+void
+bfa_fcs_port_n2n_init(struct bfa_fcs_port_s *port)
+{
+}
+
+/**
+ *   Called by fcs/port to notify transition to online state.
+ */
+void
+bfa_fcs_port_n2n_online(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_n2n_s *n2n_port = &port->port_topo.pn2n;
+	struct bfa_port_cfg_s *pcfg = &port->port_cfg;
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, pcfg->pwwn);
+
+	/*
+	 * If our PWWN is > than that of the r-port, we have to initiate PLOGI
+	 * and assign an Address. if not, we need to wait for its PLOGI.
+	 *
+	 * If our PWWN is < than that of the remote port, it will send a PLOGI
+	 * with the PIDs assigned. The rport state machine take care of this
+	 * incoming PLOGI.
+	 */
+	if (memcmp
+	    ((void *)&pcfg->pwwn, (void *)&n2n_port->rem_port_wwn,
+	     sizeof(wwn_t)) > 0) {
+		port->pid = N2N_LOCAL_PID;
+		/**
+		 * First, check if we know the device by pwwn.
+		 */
+		rport = bfa_fcs_port_get_rport_by_pwwn(port,
+						       n2n_port->rem_port_wwn);
+		if (rport) {
+			bfa_trc(port->fcs, rport->pid);
+			bfa_trc(port->fcs, rport->pwwn);
+			rport->pid = N2N_REMOTE_PID;
+			bfa_fcs_rport_online(rport);
+			return;
+		}
+
+		/*
+		 * In n2n there can be only one rport. Delete the old one whose
+		 * pid should be zero, because it is offline.
+		 */
+		if (port->num_rports > 0) {
+			rport = bfa_fcs_port_get_rport_by_pid(port, 0);
+			bfa_assert(rport != NULL);
+			if (rport) {
+				bfa_trc(port->fcs, rport->pwwn);
+				bfa_fcs_rport_delete(rport);
+			}
+		}
+		bfa_fcs_rport_create(port, N2N_REMOTE_PID);
+	}
+}
+
+/**
+ *   Called by fcs/port to notify transition to offline state.
+ */
+void
+bfa_fcs_port_n2n_offline(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_n2n_s *n2n_port = &port->port_topo.pn2n;
+
+	bfa_trc(port->fcs, port->pid);
+	port->pid = 0;
+	n2n_port->rem_port_wwn = 0;
+	n2n_port->reply_oxid = 0;
+}
+
+
diff --git a/drivers/scsi/bfa/ns.c b/drivers/scsi/bfa/ns.c
new file mode 100644
index 000000000000..59fea99d67a4
--- /dev/null
+++ b/drivers/scsi/bfa/ns.c
@@ -0,0 +1,1243 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ * @page ns_sm_info VPORT NS State Machine
+ *
+ * @section ns_sm_interactions VPORT NS State Machine Interactions
+ *
+ * @section ns_sm VPORT NS State Machine
+ * 	img ns_sm.jpg
+ */
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <bfa_iocfc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include "lport_priv.h"
+
+BFA_TRC_FILE(FCS, NS);
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_port_ns_send_plogi(void *ns_cbarg,
+					   struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ns_send_rspn_id(void *ns_cbarg,
+					     struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ns_send_rft_id(void *ns_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ns_send_rff_id(void *ns_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ns_send_gid_ft(void *ns_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_ns_timeout(void *arg);
+static void     bfa_fcs_port_ns_plogi_response(void *fcsarg,
+					       struct bfa_fcxp_s *fcxp,
+					       void *cbarg,
+					       bfa_status_t req_status,
+					       u32 rsp_len,
+					       u32 resid_len,
+					       struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ns_rspn_id_response(void *fcsarg,
+						 struct bfa_fcxp_s *fcxp,
+						 void *cbarg,
+						 bfa_status_t req_status,
+						 u32 rsp_len,
+						 u32 resid_len,
+						 struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ns_rft_id_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ns_rff_id_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ns_gid_ft_response(void *fcsarg,
+						struct bfa_fcxp_s *fcxp,
+						void *cbarg,
+						bfa_status_t req_status,
+						u32 rsp_len,
+						u32 resid_len,
+						struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_ns_process_gidft_pids(struct bfa_fcs_port_s *port,
+						   u32 *pid_buf,
+						   u32 n_pids);
+
+static void     bfa_fcs_port_ns_boot_target_disc(struct bfa_fcs_port_s *port);
+/**
+ *  fcs_ns_sm FCS nameserver interface state machine
+ */
+
+/**
+ * VPort NS State Machine events
+ */
+enum vport_ns_event {
+	NSSM_EVENT_PORT_ONLINE = 1,
+	NSSM_EVENT_PORT_OFFLINE = 2,
+	NSSM_EVENT_PLOGI_SENT = 3,
+	NSSM_EVENT_RSP_OK = 4,
+	NSSM_EVENT_RSP_ERROR = 5,
+	NSSM_EVENT_TIMEOUT = 6,
+	NSSM_EVENT_NS_QUERY = 7,
+	NSSM_EVENT_RSPNID_SENT = 8,
+	NSSM_EVENT_RFTID_SENT = 9,
+	NSSM_EVENT_RFFID_SENT = 10,
+	NSSM_EVENT_GIDFT_SENT = 11,
+};
+
+static void     bfa_fcs_port_ns_sm_offline(struct bfa_fcs_port_ns_s *ns,
+					   enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_plogi_sending(struct bfa_fcs_port_ns_s *ns,
+						 enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_plogi(struct bfa_fcs_port_ns_s *ns,
+					 enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_plogi_retry(struct bfa_fcs_port_ns_s *ns,
+					       enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_sending_rspn_id(struct bfa_fcs_port_ns_s *ns,
+						   enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rspn_id(struct bfa_fcs_port_ns_s *ns,
+					   enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rspn_id_retry(struct bfa_fcs_port_ns_s *ns,
+						 enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_sending_rft_id(struct bfa_fcs_port_ns_s *ns,
+						  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rft_id_retry(struct bfa_fcs_port_ns_s *ns,
+						enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rft_id(struct bfa_fcs_port_ns_s *ns,
+					  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_sending_rff_id(struct bfa_fcs_port_ns_s *ns,
+						  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rff_id_retry(struct bfa_fcs_port_ns_s *ns,
+						enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_rff_id(struct bfa_fcs_port_ns_s *ns,
+					  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_sending_gid_ft(struct bfa_fcs_port_ns_s *ns,
+						  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_gid_ft(struct bfa_fcs_port_ns_s *ns,
+					  enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_gid_ft_retry(struct bfa_fcs_port_ns_s *ns,
+						enum vport_ns_event event);
+static void     bfa_fcs_port_ns_sm_online(struct bfa_fcs_port_ns_s *ns,
+					  enum vport_ns_event event);
+/**
+ * 		Start in offline state - awaiting linkup
+ */
+static void
+bfa_fcs_port_ns_sm_offline(struct bfa_fcs_port_ns_s *ns,
+			   enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_PORT_ONLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_sending);
+		bfa_fcs_port_ns_send_plogi(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_plogi_sending(struct bfa_fcs_port_ns_s *ns,
+				 enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_PLOGI_SENT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+				       &ns->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_plogi(struct bfa_fcs_port_ns_s *ns,
+			 enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_retry);
+		ns->port->stats.ns_retries++;
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer,
+				bfa_fcs_port_ns_timeout, ns,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case NSSM_EVENT_RSP_OK:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rspn_id);
+		bfa_fcs_port_ns_send_rspn_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_discard(ns->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_plogi_retry(struct bfa_fcs_port_ns_s *ns,
+			       enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_plogi_sending);
+		bfa_fcs_port_ns_send_plogi(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_timer_stop(&ns->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_sending_rspn_id(struct bfa_fcs_port_ns_s *ns,
+				   enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSPNID_SENT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rspn_id);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+				       &ns->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rspn_id(struct bfa_fcs_port_ns_s *ns,
+			   enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rspn_id_retry);
+		ns->port->stats.ns_retries++;
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer,
+				bfa_fcs_port_ns_timeout, ns,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case NSSM_EVENT_RSP_OK:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rft_id);
+		bfa_fcs_port_ns_send_rft_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_fcxp_discard(ns->fcxp);
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rspn_id_retry(struct bfa_fcs_port_ns_s *ns,
+				 enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_TIMEOUT:
+		/*
+		 * Retry Timer Expired. Re-send
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rspn_id);
+		bfa_fcs_port_ns_send_rspn_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_timer_stop(&ns->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_sending_rft_id(struct bfa_fcs_port_ns_s *ns,
+				  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RFTID_SENT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rft_id);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+				       &ns->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rft_id(struct bfa_fcs_port_ns_s *ns,
+			  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSP_OK:
+		/*
+		 * Now move to register FC4 Features
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rff_id);
+		bfa_fcs_port_ns_send_rff_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rft_id_retry);
+		ns->port->stats.ns_retries++;
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer,
+				bfa_fcs_port_ns_timeout, ns,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_discard(ns->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rft_id_retry(struct bfa_fcs_port_ns_s *ns,
+				enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rft_id);
+		bfa_fcs_port_ns_send_rft_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_timer_stop(&ns->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_sending_rff_id(struct bfa_fcs_port_ns_s *ns,
+				  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RFFID_SENT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rff_id);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+				       &ns->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rff_id(struct bfa_fcs_port_ns_s *ns,
+			  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSP_OK:
+
+		/*
+		 * If min cfg mode is enabled, we donot initiate rport
+		 * discovery with the fabric. Instead, we will retrieve the
+		 * boot targets from HAL/FW.
+		 */
+		if (__fcs_min_cfg(ns->port->fcs)) {
+			bfa_fcs_port_ns_boot_target_disc(ns->port);
+			bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online);
+			return;
+		}
+
+		/*
+		 * If the port role is Initiator Mode issue NS query.
+		 * If it is Target Mode, skip this and go to online.
+		 */
+		if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
+			bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft);
+			bfa_fcs_port_ns_send_gid_ft(ns, NULL);
+		} else if (BFA_FCS_VPORT_IS_TARGET_MODE(ns->port)) {
+			bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online);
+		}
+		/*
+		 * kick off mgmt srvr state machine
+		 */
+		bfa_fcs_port_ms_online(ns->port);
+		break;
+
+	case NSSM_EVENT_RSP_ERROR:
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_rff_id_retry);
+		ns->port->stats.ns_retries++;
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer,
+				bfa_fcs_port_ns_timeout, ns,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_discard(ns->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_rff_id_retry(struct bfa_fcs_port_ns_s *ns,
+				enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_rff_id);
+		bfa_fcs_port_ns_send_rff_id(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_timer_stop(&ns->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+static void
+bfa_fcs_port_ns_sm_sending_gid_ft(struct bfa_fcs_port_ns_s *ns,
+				  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_GIDFT_SENT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_gid_ft);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_walloc_cancel(BFA_FCS_GET_HAL_FROM_PORT(ns->port),
+				       &ns->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_gid_ft(struct bfa_fcs_port_ns_s *ns,
+			  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_RSP_OK:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_online);
+		break;
+
+	case NSSM_EVENT_RSP_ERROR:
+		/*
+		 * TBD: for certain reject codes, we don't need to retry
+		 */
+		/*
+		 * Start timer for a delayed retry
+		 */
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_gid_ft_retry);
+		ns->port->stats.ns_retries++;
+		bfa_timer_start(BFA_FCS_GET_HAL_FROM_PORT(ns->port), &ns->timer,
+				bfa_fcs_port_ns_timeout, ns,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_fcxp_discard(ns->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_gid_ft_retry(struct bfa_fcs_port_ns_s *ns,
+				enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft);
+		bfa_fcs_port_ns_send_gid_ft(ns, NULL);
+		break;
+
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		bfa_timer_stop(&ns->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_ns_sm_online(struct bfa_fcs_port_ns_s *ns,
+			  enum vport_ns_event event)
+{
+	bfa_trc(ns->port->fcs, ns->port->port_cfg.pwwn);
+	bfa_trc(ns->port->fcs, event);
+
+	switch (event) {
+	case NSSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+		break;
+
+	case NSSM_EVENT_NS_QUERY:
+		/*
+		 * If the port role is Initiator Mode issue NS query.
+		 * If it is Target Mode, skip this and go to online.
+		 */
+		if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
+			bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_sending_gid_ft);
+			bfa_fcs_port_ns_send_gid_ft(ns, NULL);
+		};
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  ns_pvt Nameserver local functions
+ */
+
+static void
+bfa_fcs_port_ns_send_plogi(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ns_s *ns = ns_cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ns_plogi_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+				    bfa_fcs_port_ns_send_plogi, ns);
+		return;
+	}
+	ns->fcxp = fcxp;
+
+	len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			     bfa_os_hton3b(FC_NAME_SERVER),
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn,
+			     bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_plogi_response,
+		      (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV);
+	port->stats.ns_plogi_sent++;
+
+	bfa_sm_send_event(ns, NSSM_EVENT_PLOGI_SENT);
+}
+
+static void
+bfa_fcs_port_ns_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			       void *cbarg, bfa_status_t req_status,
+			       u32 rsp_len, u32 resid_len,
+			       struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	/* struct fc_logi_s *plogi_resp; */
+	struct fc_els_cmd_s   *els_cmd;
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	bfa_trc(port->fcs, req_status);
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		port->stats.ns_plogi_rsp_err++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	switch (els_cmd->els_code) {
+
+	case FC_ELS_ACC:
+		if (rsp_len < sizeof(struct fc_logi_s)) {
+			bfa_trc(port->fcs, rsp_len);
+			port->stats.ns_plogi_acc_err++;
+			bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+			break;
+		}
+		port->stats.ns_plogi_accepts++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		break;
+
+	case FC_ELS_LS_RJT:
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(port->fcs, ls_rjt->reason_code);
+		bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+		port->stats.ns_rejects++;
+
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		break;
+
+	default:
+		port->stats.ns_plogi_unknown_rsp++;
+		bfa_trc(port->fcs, els_cmd->els_code);
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+	}
+}
+
+/**
+ * Register the symbolic port name.
+ */
+static void
+bfa_fcs_port_ns_send_rspn_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ns_s *ns = ns_cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+	u8         symbl[256];
+	u8        *psymbl = &symbl[0];
+
+	bfa_os_memset(symbl, 0, sizeof(symbl));
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ns_rspnid_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+				    bfa_fcs_port_ns_send_rspn_id, ns);
+		return;
+	}
+	ns->fcxp = fcxp;
+
+	/*
+	 * for V-Port, form a Port Symbolic Name
+	 */
+	if (port->vport) {
+		/**For Vports,
+		 *  we append the vport's port symbolic name to that of the base port.
+		 */
+
+		strncpy((char *)psymbl,
+			(char *)
+			&(bfa_fcs_port_get_psym_name
+			  (bfa_fcs_get_base_port(port->fcs))),
+			strlen((char *)
+			       &bfa_fcs_port_get_psym_name(bfa_fcs_get_base_port
+							   (port->fcs))));
+
+		/*
+		 * Ensure we have a null terminating string.
+		 */
+		((char *)
+		 psymbl)[strlen((char *)
+				&bfa_fcs_port_get_psym_name
+				(bfa_fcs_get_base_port(port->fcs)))] = 0;
+
+		strncat((char *)psymbl,
+			(char *)&(bfa_fcs_port_get_psym_name(port)),
+			strlen((char *)&bfa_fcs_port_get_psym_name(port)));
+	} else {
+		psymbl = (u8 *) &(bfa_fcs_port_get_psym_name(port));
+	}
+
+	len = fc_rspnid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			      bfa_fcs_port_get_fcid(port), 0, psymbl);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rspn_id_response,
+		      (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	port->stats.ns_rspnid_sent++;
+
+	bfa_sm_send_event(ns, NSSM_EVENT_RSPNID_SENT);
+}
+
+static void
+bfa_fcs_port_ns_rspn_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				 void *cbarg, bfa_status_t req_status,
+				 u32 rsp_len, u32 resid_len,
+				 struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		port->stats.ns_rspnid_rsp_err++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		port->stats.ns_rspnid_accepts++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		return;
+	}
+
+	port->stats.ns_rspnid_rejects++;
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/**
+ * Register FC4-Types
+ * TBD, Need to retrieve this from the OS driver, in case IPFC is enabled ?
+ */
+static void
+bfa_fcs_port_ns_send_rft_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ns_s *ns = ns_cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ns_rftid_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+				    bfa_fcs_port_ns_send_rft_id, ns);
+		return;
+	}
+	ns->fcxp = fcxp;
+
+	len = fc_rftid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.roles);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rft_id_response,
+		      (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	port->stats.ns_rftid_sent++;
+	bfa_sm_send_event(ns, NSSM_EVENT_RFTID_SENT);
+}
+
+static void
+bfa_fcs_port_ns_rft_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		port->stats.ns_rftid_rsp_err++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		port->stats.ns_rftid_accepts++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		return;
+	}
+
+	port->stats.ns_rftid_rejects++;
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+	bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+}
+
+/**
+* Register FC4-Features : Should be done after RFT_ID
+ */
+static void
+bfa_fcs_port_ns_send_rff_id(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ns_s *ns = ns_cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+	u8         fc4_ftrs = 0;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ns_rffid_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+				    bfa_fcs_port_ns_send_rff_id, ns);
+		return;
+	}
+	ns->fcxp = fcxp;
+
+	if (BFA_FCS_VPORT_IS_INITIATOR_MODE(ns->port)) {
+		fc4_ftrs = FC_GS_FCP_FC4_FEATURE_INITIATOR;
+	} else if (BFA_FCS_VPORT_IS_TARGET_MODE(ns->port)) {
+		fc4_ftrs = FC_GS_FCP_FC4_FEATURE_TARGET;
+	}
+
+	len = fc_rffid_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			     bfa_fcs_port_get_fcid(port), 0, FC_TYPE_FCP,
+			     fc4_ftrs);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_rff_id_response,
+		      (void *)ns, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	port->stats.ns_rffid_sent++;
+	bfa_sm_send_event(ns, NSSM_EVENT_RFFID_SENT);
+}
+
+static void
+bfa_fcs_port_ns_rff_id_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct ct_hdr_s       *cthdr = NULL;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		port->stats.ns_rffid_rsp_err++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		port->stats.ns_rffid_accepts++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		return;
+	}
+
+	port->stats.ns_rffid_rejects++;
+	bfa_trc(port->fcs, cthdr->reason_code);
+	bfa_trc(port->fcs, cthdr->exp_code);
+
+	if (cthdr->reason_code == CT_RSN_NOT_SUPP) {
+		/*
+		 * if this command is not supported, we don't retry
+		 */
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+	} else {
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+	}
+}
+
+/**
+ * Query Fabric for FC4-Types Devices.
+ *
+*  TBD : Need to use a local (FCS private) response buffer, since the response
+ * can be larger than 2K.
+ */
+static void
+bfa_fcs_port_ns_send_gid_ft(void *ns_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_ns_s *ns = ns_cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		port->stats.ns_gidft_alloc_wait++;
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &ns->fcxp_wqe,
+				    bfa_fcs_port_ns_send_gid_ft, ns);
+		return;
+	}
+	ns->fcxp = fcxp;
+
+	/*
+	 * This query is only initiated for FCP initiator mode.
+	 */
+	len = fc_gid_ft_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), ns->port->pid,
+			      FC_TYPE_FCP);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_ns_gid_ft_response,
+		      (void *)ns, bfa_fcxp_get_maxrsp(port->fcs->bfa),
+		      FC_RA_TOV);
+
+	port->stats.ns_gidft_sent++;
+
+	bfa_sm_send_event(ns, NSSM_EVENT_GIDFT_SENT);
+}
+
+static void
+bfa_fcs_port_ns_gid_ft_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+				void *cbarg, bfa_status_t req_status,
+				u32 rsp_len, u32 resid_len,
+				struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)cbarg;
+	struct bfa_fcs_port_s *port = ns->port;
+	struct ct_hdr_s       *cthdr = NULL;
+	u32        n_pids;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		port->stats.ns_gidft_rsp_err++;
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	if (resid_len != 0) {
+		/*
+		 * TBD : we will need to allocate a larger buffer & retry the
+		 * command
+		 */
+		bfa_trc(port->fcs, rsp_len);
+		bfa_trc(port->fcs, resid_len);
+		return;
+	}
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	switch (cthdr->cmd_rsp_code) {
+
+	case CT_RSP_ACCEPT:
+
+		port->stats.ns_gidft_accepts++;
+		n_pids = (fc_get_ctresp_pyld_len(rsp_len) / sizeof(u32));
+		bfa_trc(port->fcs, n_pids);
+		bfa_fcs_port_ns_process_gidft_pids(port,
+						   (u32 *) (cthdr + 1),
+						   n_pids);
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		break;
+
+	case CT_RSP_REJECT:
+
+		/*
+		 * Check the reason code  & explanation.
+		 * There may not have been any FC4 devices in the fabric
+		 */
+		port->stats.ns_gidft_rejects++;
+		bfa_trc(port->fcs, cthdr->reason_code);
+		bfa_trc(port->fcs, cthdr->exp_code);
+
+		if ((cthdr->reason_code == CT_RSN_UNABLE_TO_PERF)
+		    && (cthdr->exp_code == CT_NS_EXP_FT_NOT_REG)) {
+
+			bfa_sm_send_event(ns, NSSM_EVENT_RSP_OK);
+		} else {
+			/*
+			 * for all other errors, retry
+			 */
+			bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+		}
+		break;
+
+	default:
+		port->stats.ns_gidft_unknown_rsp++;
+		bfa_trc(port->fcs, cthdr->cmd_rsp_code);
+		bfa_sm_send_event(ns, NSSM_EVENT_RSP_ERROR);
+	}
+}
+
+/**
+ *     This routine will be called by bfa_timer on timer timeouts.
+ *
+ * 	param[in] 	port 	- pointer to bfa_fcs_port_t.
+ *
+ * 	return
+ * 		void
+ *
+* 	Special Considerations:
+ *
+ * 	note
+ */
+static void
+bfa_fcs_port_ns_timeout(void *arg)
+{
+	struct bfa_fcs_port_ns_s *ns = (struct bfa_fcs_port_ns_s *)arg;
+
+	ns->port->stats.ns_timeouts++;
+	bfa_sm_send_event(ns, NSSM_EVENT_TIMEOUT);
+}
+
+/*
+ * Process the PID list in GID_FT response
+ */
+static void
+bfa_fcs_port_ns_process_gidft_pids(struct bfa_fcs_port_s *port,
+				   u32 *pid_buf, u32 n_pids)
+{
+	struct fcgs_gidft_resp_s *gidft_entry;
+	struct bfa_fcs_rport_s *rport;
+	u32        ii;
+
+	for (ii = 0; ii < n_pids; ii++) {
+		gidft_entry = (struct fcgs_gidft_resp_s *) &pid_buf[ii];
+
+		if (gidft_entry->pid == port->pid)
+			continue;
+
+		/*
+		 * Check if this rport already exists
+		 */
+		rport = bfa_fcs_port_get_rport_by_pid(port, gidft_entry->pid);
+		if (rport == NULL) {
+			/*
+			 * this is a new device. create rport
+			 */
+			rport = bfa_fcs_rport_create(port, gidft_entry->pid);
+		} else {
+			/*
+			 * this rport already exists
+			 */
+			bfa_fcs_rport_scn(rport);
+		}
+
+		bfa_trc(port->fcs, gidft_entry->pid);
+
+		/*
+		 * if the last entry bit is set, bail out.
+		 */
+		if (gidft_entry->last)
+			return;
+	}
+}
+
+/**
+ *  fcs_ns_public FCS nameserver public interfaces
+ */
+
+/*
+ * Functions called by port/fab.
+ * These will send relevant Events to the ns state machine.
+ */
+void
+bfa_fcs_port_ns_init(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+	ns->port = port;
+	bfa_sm_set_state(ns, bfa_fcs_port_ns_sm_offline);
+}
+
+void
+bfa_fcs_port_ns_offline(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+	ns->port = port;
+	bfa_sm_send_event(ns, NSSM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_port_ns_online(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+	ns->port = port;
+	bfa_sm_send_event(ns, NSSM_EVENT_PORT_ONLINE);
+}
+
+void
+bfa_fcs_port_ns_query(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_ns_s *ns = BFA_FCS_GET_NS_FROM_PORT(port);
+
+	bfa_trc(port->fcs, port->pid);
+	bfa_sm_send_event(ns, NSSM_EVENT_NS_QUERY);
+}
+
+static void
+bfa_fcs_port_ns_boot_target_disc(struct bfa_fcs_port_s *port)
+{
+
+	struct bfa_fcs_rport_s *rport;
+	u8         nwwns;
+	wwn_t          *wwns;
+	int             ii;
+
+	bfa_iocfc_get_bootwwns(port->fcs->bfa, &nwwns, &wwns);
+
+	for (ii = 0; ii < nwwns; ++ii) {
+		rport = bfa_fcs_rport_create_by_wwn(port, wwns[ii]);
+		bfa_assert(rport);
+	}
+}
+
+
diff --git a/drivers/scsi/bfa/plog.c b/drivers/scsi/bfa/plog.c
new file mode 100644
index 000000000000..86af818d17bb
--- /dev/null
+++ b/drivers/scsi/bfa/plog.c
@@ -0,0 +1,184 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa_os_inc.h>
+#include <cs/bfa_plog.h>
+#include <cs/bfa_debug.h>
+
+static int
+plkd_validate_logrec(struct bfa_plog_rec_s *pl_rec)
+{
+	if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
+	    && (pl_rec->log_type != BFA_PL_LOG_TYPE_STRING))
+		return 1;
+
+	if ((pl_rec->log_type != BFA_PL_LOG_TYPE_INT)
+	    && (pl_rec->log_num_ints > BFA_PL_INT_LOG_SZ))
+		return 1;
+
+	return 0;
+}
+
+static void
+bfa_plog_add(struct bfa_plog_s *plog, struct bfa_plog_rec_s *pl_rec)
+{
+	u16        tail;
+	struct bfa_plog_rec_s *pl_recp;
+
+	if (plog->plog_enabled == 0)
+		return;
+
+	if (plkd_validate_logrec(pl_rec)) {
+		bfa_assert(0);
+		return;
+	}
+
+	tail = plog->tail;
+
+	pl_recp = &(plog->plog_recs[tail]);
+
+	bfa_os_memcpy(pl_recp, pl_rec, sizeof(struct bfa_plog_rec_s));
+
+	pl_recp->tv = BFA_TRC_TS(plog);
+	BFA_PL_LOG_REC_INCR(plog->tail);
+
+	if (plog->head == plog->tail)
+		BFA_PL_LOG_REC_INCR(plog->head);
+}
+
+void
+bfa_plog_init(struct bfa_plog_s *plog)
+{
+	bfa_os_memset((char *)plog, 0, sizeof(struct bfa_plog_s));
+
+	bfa_os_memcpy(plog->plog_sig, BFA_PL_SIG_STR, BFA_PL_SIG_LEN);
+	plog->head = plog->tail = 0;
+	plog->plog_enabled = 1;
+}
+
+void
+bfa_plog_str(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+		enum bfa_plog_eid event,
+		u16 misc, char *log_str)
+{
+	struct bfa_plog_rec_s  lp;
+
+	if (plog->plog_enabled) {
+		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+		lp.mid = mid;
+		lp.eid = event;
+		lp.log_type = BFA_PL_LOG_TYPE_STRING;
+		lp.misc = misc;
+		strncpy(lp.log_entry.string_log, log_str,
+			BFA_PL_STRING_LOG_SZ - 1);
+		lp.log_entry.string_log[BFA_PL_STRING_LOG_SZ - 1] = '\0';
+		bfa_plog_add(plog, &lp);
+	}
+}
+
+void
+bfa_plog_intarr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+		enum bfa_plog_eid event,
+		u16 misc, u32 *intarr, u32 num_ints)
+{
+	struct bfa_plog_rec_s  lp;
+	u32        i;
+
+	if (num_ints > BFA_PL_INT_LOG_SZ)
+		num_ints = BFA_PL_INT_LOG_SZ;
+
+	if (plog->plog_enabled) {
+		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+		lp.mid = mid;
+		lp.eid = event;
+		lp.log_type = BFA_PL_LOG_TYPE_INT;
+		lp.misc = misc;
+
+		for (i = 0; i < num_ints; i++)
+			bfa_os_assign(lp.log_entry.int_log[i],
+					intarr[i]);
+
+		lp.log_num_ints = (u8) num_ints;
+
+		bfa_plog_add(plog, &lp);
+	}
+}
+
+void
+bfa_plog_fchdr(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+			enum bfa_plog_eid event,
+			u16 misc, struct fchs_s *fchdr)
+{
+	struct bfa_plog_rec_s  lp;
+	u32       *tmp_int = (u32 *) fchdr;
+	u32        ints[BFA_PL_INT_LOG_SZ];
+
+	if (plog->plog_enabled) {
+		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+
+		ints[0] = tmp_int[0];
+		ints[1] = tmp_int[1];
+		ints[2] = tmp_int[4];
+
+		bfa_plog_intarr(plog, mid, event, misc, ints, 3);
+	}
+}
+
+void
+bfa_plog_fchdr_and_pl(struct bfa_plog_s *plog, enum bfa_plog_mid mid,
+		      enum bfa_plog_eid event, u16 misc, struct fchs_s *fchdr,
+		      u32 pld_w0)
+{
+	struct bfa_plog_rec_s  lp;
+	u32       *tmp_int = (u32 *) fchdr;
+	u32        ints[BFA_PL_INT_LOG_SZ];
+
+	if (plog->plog_enabled) {
+		bfa_os_memset(&lp, 0, sizeof(struct bfa_plog_rec_s));
+
+		ints[0] = tmp_int[0];
+		ints[1] = tmp_int[1];
+		ints[2] = tmp_int[4];
+		ints[3] = pld_w0;
+
+		bfa_plog_intarr(plog, mid, event, misc, ints, 4);
+	}
+}
+
+void
+bfa_plog_clear(struct bfa_plog_s *plog)
+{
+	plog->head = plog->tail = 0;
+}
+
+void
+bfa_plog_enable(struct bfa_plog_s *plog)
+{
+	plog->plog_enabled = 1;
+}
+
+void
+bfa_plog_disable(struct bfa_plog_s *plog)
+{
+	plog->plog_enabled = 0;
+}
+
+bfa_boolean_t
+bfa_plog_get_setting(struct bfa_plog_s *plog)
+{
+	return((bfa_boolean_t)plog->plog_enabled);
+}
diff --git a/drivers/scsi/bfa/rport.c b/drivers/scsi/bfa/rport.c
new file mode 100644
index 000000000000..9cf58bb138dc
--- /dev/null
+++ b/drivers/scsi/bfa/rport.c
@@ -0,0 +1,2618 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  rport.c Remote port implementation.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcbuild.h"
+#include "fcs_vport.h"
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_fcpim.h"
+#include "fcs_fcptm.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include <fcb/bfa_fcb_rport.h>
+#include <aen/bfa_aen_rport.h>
+
+BFA_TRC_FILE(FCS, RPORT);
+
+#define BFA_FCS_RPORT_MAX_RETRIES		(5)
+
+/* In millisecs */
+static u32 bfa_fcs_rport_del_timeout =
+			BFA_FCS_RPORT_DEF_DEL_TIMEOUT * 1000;
+
+/*
+ * forward declarations
+ */
+static struct bfa_fcs_rport_s *bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port,
+						   wwn_t pwwn, u32 rpid);
+static void     bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport,
+				     struct fc_logi_s *plogi);
+static void     bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport);
+static void     bfa_fcs_rport_timeout(void *arg);
+static void     bfa_fcs_rport_send_plogi(void *rport_cbarg,
+					 struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rport_send_plogiacc(void *rport_cbarg,
+					    struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rport_plogi_response(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg,
+					     bfa_status_t req_status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rsp_fchs);
+static void     bfa_fcs_rport_send_adisc(void *rport_cbarg,
+					 struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rport_adisc_response(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg,
+					     bfa_status_t req_status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rsp_fchs);
+static void     bfa_fcs_rport_send_gidpn(void *rport_cbarg,
+					 struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rport_gidpn_response(void *fcsarg,
+					     struct bfa_fcxp_s *fcxp,
+					     void *cbarg,
+					     bfa_status_t req_status,
+					     u32 rsp_len,
+					     u32 resid_len,
+					     struct fchs_s *rsp_fchs);
+static void     bfa_fcs_rport_send_logo(void *rport_cbarg,
+					struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rport_send_logo_acc(void *rport_cbarg);
+static void     bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u16 len);
+static void     bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u8 reason_code,
+			u8 reason_code_expl);
+static void     bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u16 len);
+/**
+ *  fcs_rport_sm FCS rport state machine events
+ */
+
+enum rport_event {
+	RPSM_EVENT_PLOGI_SEND = 1,	/*  new rport; start with PLOGI */
+	RPSM_EVENT_PLOGI_RCVD = 2,	/*  Inbound PLOGI from remote port */
+	RPSM_EVENT_PLOGI_COMP = 3,	/*  PLOGI completed to rport */
+	RPSM_EVENT_LOGO_RCVD = 4,	/*  LOGO from remote device */
+	RPSM_EVENT_LOGO_IMP = 5,	/*  implicit logo for SLER */
+	RPSM_EVENT_FCXP_SENT = 6,	/*  Frame from has been sent */
+	RPSM_EVENT_DELETE = 7,	/*  RPORT delete request */
+	RPSM_EVENT_SCN = 8,	/*  state change notification */
+	RPSM_EVENT_ACCEPTED = 9,/*  Good response from remote device */
+	RPSM_EVENT_FAILED = 10,	/*  Request to rport failed.  */
+	RPSM_EVENT_TIMEOUT = 11,	/*  Rport SM timeout event */
+	RPSM_EVENT_HCB_ONLINE = 12,	/*  BFA rport online callback */
+	RPSM_EVENT_HCB_OFFLINE = 13,	/*  BFA rport offline callback */
+	RPSM_EVENT_FC4_OFFLINE = 14,	/*  FC-4 offline complete */
+	RPSM_EVENT_ADDRESS_CHANGE = 15,	/*  Rport's PID has changed */
+	RPSM_EVENT_ADDRESS_DISC = 16	/*  Need to Discover rport's PID */
+};
+
+static void     bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport,
+					enum rport_event event);
+static void     bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+					       enum rport_event event);
+static void     bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+						  enum rport_event event);
+static void     bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport,
+				       enum rport_event event);
+static void     bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+					    enum rport_event event);
+static void     bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport,
+					enum rport_event event);
+static void     bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+						 enum rport_event event);
+static void     bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport,
+					 enum rport_event event);
+static void     bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport,
+					       enum rport_event event);
+static void     bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport,
+				       enum rport_event event);
+static void     bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+					      enum rport_event event);
+static void     bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+					      enum rport_event event);
+static void     bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+					      enum rport_event event);
+static void     bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport,
+					 enum rport_event event);
+static void     bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+						enum rport_event event);
+static void     bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+					      enum rport_event event);
+static void     bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+static void     bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+					     enum rport_event event);
+
+static struct bfa_sm_table_s rport_sm_table[] = {
+	{BFA_SM(bfa_fcs_rport_sm_uninit), BFA_RPORT_UNINIT},
+	{BFA_SM(bfa_fcs_rport_sm_plogi_sending), BFA_RPORT_PLOGI},
+	{BFA_SM(bfa_fcs_rport_sm_plogiacc_sending), BFA_RPORT_ONLINE},
+	{BFA_SM(bfa_fcs_rport_sm_plogi_retry), BFA_RPORT_PLOGI_RETRY},
+	{BFA_SM(bfa_fcs_rport_sm_plogi), BFA_RPORT_PLOGI},
+	{BFA_SM(bfa_fcs_rport_sm_hal_online), BFA_RPORT_ONLINE},
+	{BFA_SM(bfa_fcs_rport_sm_online), BFA_RPORT_ONLINE},
+	{BFA_SM(bfa_fcs_rport_sm_nsquery_sending), BFA_RPORT_NSQUERY},
+	{BFA_SM(bfa_fcs_rport_sm_nsquery), BFA_RPORT_NSQUERY},
+	{BFA_SM(bfa_fcs_rport_sm_adisc_sending), BFA_RPORT_ADISC},
+	{BFA_SM(bfa_fcs_rport_sm_adisc), BFA_RPORT_ADISC},
+	{BFA_SM(bfa_fcs_rport_sm_fc4_logorcv), BFA_RPORT_LOGORCV},
+	{BFA_SM(bfa_fcs_rport_sm_fc4_logosend), BFA_RPORT_LOGO},
+	{BFA_SM(bfa_fcs_rport_sm_fc4_offline), BFA_RPORT_OFFLINE},
+	{BFA_SM(bfa_fcs_rport_sm_hcb_offline), BFA_RPORT_OFFLINE},
+	{BFA_SM(bfa_fcs_rport_sm_hcb_logorcv), BFA_RPORT_LOGORCV},
+	{BFA_SM(bfa_fcs_rport_sm_hcb_logosend), BFA_RPORT_LOGO},
+	{BFA_SM(bfa_fcs_rport_sm_logo_sending), BFA_RPORT_LOGO},
+	{BFA_SM(bfa_fcs_rport_sm_offline), BFA_RPORT_OFFLINE},
+	{BFA_SM(bfa_fcs_rport_sm_nsdisc_sending), BFA_RPORT_NSDISC},
+	{BFA_SM(bfa_fcs_rport_sm_nsdisc_retry), BFA_RPORT_NSDISC},
+	{BFA_SM(bfa_fcs_rport_sm_nsdisc_sent), BFA_RPORT_NSDISC},
+};
+
+/**
+ * 		Beginning state.
+ */
+static void
+bfa_fcs_rport_sm_uninit(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_PLOGI_SEND:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+		rport->plogi_retries = 0;
+		bfa_fcs_rport_send_plogi(rport, NULL);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+	case RPSM_EVENT_ADDRESS_DISC:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_sending(struct bfa_fcs_rport_s *rport,
+			       enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_SCN:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		PLOGI is being sent.
+ */
+static void
+bfa_fcs_rport_sm_plogiacc_sending(struct bfa_fcs_rport_s *rport,
+				  enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * Ignore, SCN is possibly online notification.
+		 */
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_HCB_OFFLINE:
+		/**
+		 * Ignore BFA callback, on a PLOGI receive we call bfa offline.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi_retry(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_SCN:
+		bfa_timer_stop(&rport->timer);
+		/*
+		 * !! fall through !!
+		 */
+
+	case RPSM_EVENT_TIMEOUT:
+		rport->plogi_retries++;
+		if (rport->plogi_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+			bfa_fcs_rport_send_plogi(rport, NULL);
+		} else {
+			rport->pid = 0;
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+			bfa_timer_start(rport->fcs->bfa, &rport->timer,
+					bfa_fcs_rport_timeout, rport,
+					bfa_fcs_rport_del_timeout);
+		}
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_timer_stop(&rport->timer);
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_timer_stop(&rport->timer);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		PLOGI is sent.
+ */
+static void
+bfa_fcs_rport_sm_plogi(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_ACCEPTED:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		rport->plogi_retries = 0;
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_fcs_rport_send_logo_acc(rport);
+		bfa_fcxp_discard(rport->fcxp);
+		/*
+		 * !! fall through !!
+		 */
+	case RPSM_EVENT_FAILED:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_retry);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * Ignore SCN - wait for PLOGI response.
+		 */
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		PLOGI is complete. Awaiting BFA rport online callback. FC-4s
+ * 		are offline.
+ */
+static void
+bfa_fcs_rport_sm_hal_online(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_HCB_ONLINE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+		bfa_fcs_rport_online_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_rport_offline(rport->bfa_rport);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * @todo
+		 * Ignore SCN - PLOGI just completed, FC-4 login should detect
+		 * device failures.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport is ONLINE. FC-4s active.
+ */
+static void
+bfa_fcs_rport_sm_online(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_SCN:
+		/**
+		 * Pause FC-4 activity till rport is authenticated.
+		 * In switched fabrics, check presence of device in nameserver
+		 * first.
+		 */
+		bfa_fcs_rport_fc4_pause(rport);
+
+		if (bfa_fcs_fabric_is_switched(rport->port->fabric)) {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsquery_sending);
+			rport->ns_retries = 0;
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		} else {
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending);
+			bfa_fcs_rport_send_adisc(rport, NULL);
+		}
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+	case RPSM_EVENT_LOGO_IMP:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		An SCN event is received in ONLINE state. NS query is being sent
+ * 		prior to ADISC authentication with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery_sending(struct bfa_fcs_rport_s *rport,
+				 enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsquery);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * ignore SCN, wait for response to query itself
+		 */
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	An SCN event is received in ONLINE state. NS query is sent to rport.
+ * 	FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_nsquery(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_ACCEPTED:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc_sending);
+		bfa_fcs_rport_send_adisc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_FAILED:
+		rport->ns_retries++;
+		if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsquery_sending);
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		} else {
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+			bfa_fcs_rport_offline_action(rport);
+		}
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+	case RPSM_EVENT_PLOGI_RCVD:
+	case RPSM_EVENT_LOGO_IMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	An SCN event is received in ONLINE state. ADISC is being sent for
+ * 	authenticating with rport. FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc_sending(struct bfa_fcs_rport_s *rport,
+			       enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_adisc);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		An SCN event is received in ONLINE state. ADISC is to rport.
+ * 		FC-4s are paused.
+ */
+static void
+bfa_fcs_rport_sm_adisc(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_ACCEPTED:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_online);
+		bfa_fcs_rport_fc4_resume(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		/**
+		 * Too complex to cleanup FC-4 & rport and then acc to PLOGI.
+		 * At least go offline when a PLOGI is received.
+		 */
+		bfa_fcxp_discard(rport->fcxp);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case RPSM_EVENT_FAILED:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * already processing RSCN
+		 */
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_offline);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logorcv);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_offline_action(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport has sent LOGO. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logorcv(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FC4_OFFLINE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logorcv);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		LOGO needs to be sent to rport. Awaiting FC-4 offline completion
+ * 		callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_logosend(struct bfa_fcs_rport_s *rport,
+			      enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FC4_OFFLINE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	Rport is going offline. Awaiting FC-4 offline completion callback.
+ */
+static void
+bfa_fcs_rport_sm_fc4_offline(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FC4_OFFLINE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+		bfa_rport_offline(rport->bfa_rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_LOGO_IMP:
+	case RPSM_EVENT_LOGO_RCVD:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		/**
+		 * rport is already going offline.
+		 * SCN - ignore and wait till transitioning to offline state
+		 */
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_fc4_logosend);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * 		callback.
+ */
+static void
+bfa_fcs_rport_sm_hcb_offline(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_HCB_OFFLINE:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		if (bfa_fcs_port_is_online(rport->port)) {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsdisc_sending);
+			rport->ns_retries = 0;
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		} else {
+			rport->pid = 0;
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+			bfa_timer_start(rport->fcs->bfa, &rport->timer,
+					bfa_fcs_rport_timeout, rport,
+					bfa_fcs_rport_del_timeout);
+		}
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_LOGO_RCVD:
+		/**
+		 * Ignore, already offline.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport is offline. FC-4s are offline. Awaiting BFA rport offline
+ * 		callback to send LOGO accept.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logorcv(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_HCB_OFFLINE:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		if (rport->pid)
+			bfa_fcs_rport_send_logo_acc(rport);
+		/*
+		 * If the lport is online and if the rport is not a well known
+		 * address port, we try to re-discover the r-port.
+		 */
+		if (bfa_fcs_port_is_online(rport->port)
+		    && (!BFA_FCS_PID_IS_WKA(rport->pid))) {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsdisc_sending);
+			rport->ns_retries = 0;
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		} else {
+			/*
+			 * if it is not a well known address, reset the pid to
+			 *
+			 */
+			if (!BFA_FCS_PID_IS_WKA(rport->pid))
+				rport->pid = 0;
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+			bfa_timer_start(rport->fcs->bfa, &rport->timer,
+					bfa_fcs_rport_timeout, rport,
+					bfa_fcs_rport_del_timeout);
+		}
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_logosend);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hcb_offline);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		/**
+		 * Ignore - already processing a LOGO.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport is being deleted. FC-4s are offline. Awaiting BFA rport offline
+ * callback to send LOGO.
+ */
+static void
+bfa_fcs_rport_sm_hcb_logosend(struct bfa_fcs_rport_s *rport,
+			      enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_HCB_OFFLINE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_logo_sending);
+		bfa_fcs_rport_send_logo(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport is being deleted. FC-4s are offline. LOGO is being sent.
+ */
+static void
+bfa_fcs_rport_sm_logo_sending(struct bfa_fcs_rport_s *rport,
+			      enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		/*
+		 * Once LOGO is sent, we donot wait for the response
+		 */
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Rport is offline. FC-4s are offline. BFA rport is offline.
+ * 		Timer active to delete stale rport.
+ */
+static void
+bfa_fcs_rport_sm_offline(struct bfa_fcs_rport_s *rport, enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		bfa_timer_stop(&rport->timer);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+	case RPSM_EVENT_LOGO_IMP:
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_SEND:
+		bfa_timer_stop(&rport->timer);
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+		rport->plogi_retries = 0;
+		bfa_fcs_rport_send_plogi(rport, NULL);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 	Rport address has changed. Nameserver discovery request is being sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sending(struct bfa_fcs_rport_s *rport,
+				enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sent);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_LOGO_RCVD:
+	case RPSM_EVENT_PLOGI_SEND:
+		break;
+
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		rport->ns_retries = 0;	/* reset the retry count */
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rport->fcxp_wqe);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * 		Nameserver discovery failed. Waiting for timeout to retry.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_retry(struct bfa_fcs_rport_s *rport,
+			      enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_SCN:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_nsdisc_sending);
+		bfa_timer_stop(&rport->timer);
+		rport->ns_retries = 0;
+		bfa_fcs_rport_send_gidpn(rport, NULL);
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_timer_stop(&rport->timer);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		bfa_fcs_rport_send_logo_acc(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_timer_stop(&rport->timer);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Rport address has changed. Nameserver discovery request is sent.
+ */
+static void
+bfa_fcs_rport_sm_nsdisc_sent(struct bfa_fcs_rport_s *rport,
+			enum rport_event event)
+{
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPSM_EVENT_ACCEPTED:
+	case RPSM_EVENT_ADDRESS_CHANGE:
+		if (rport->pid) {
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogi_sending);
+			bfa_fcs_rport_send_plogi(rport, NULL);
+		} else {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsdisc_sending);
+			rport->ns_retries = 0;
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		}
+		break;
+
+	case RPSM_EVENT_FAILED:
+		rport->ns_retries++;
+		if (rport->ns_retries < BFA_FCS_RPORT_MAX_RETRIES) {
+			bfa_sm_set_state(rport,
+					 bfa_fcs_rport_sm_nsdisc_sending);
+			bfa_fcs_rport_send_gidpn(rport, NULL);
+		} else {
+			rport->pid = 0;
+			bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+			bfa_timer_start(rport->fcs->bfa, &rport->timer,
+					bfa_fcs_rport_timeout, rport,
+					bfa_fcs_rport_del_timeout);
+		};
+		break;
+
+	case RPSM_EVENT_DELETE:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_free(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_RCVD:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_plogiacc_sending);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_send_plogiacc(rport, NULL);
+		break;
+
+	case RPSM_EVENT_LOGO_IMP:
+		rport->pid = 0;
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_offline);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_timer_start(rport->fcs->bfa, &rport->timer,
+				bfa_fcs_rport_timeout, rport,
+				bfa_fcs_rport_del_timeout);
+		break;
+
+	case RPSM_EVENT_SCN:
+		/**
+		 * ignore, wait for NS query response
+		 */
+		break;
+
+	case RPSM_EVENT_LOGO_RCVD:
+		/**
+		 * Not logged-in yet. Accept LOGO.
+		 */
+		bfa_fcs_rport_send_logo_acc(rport);
+		break;
+
+	case RPSM_EVENT_PLOGI_COMP:
+		bfa_sm_set_state(rport, bfa_fcs_rport_sm_hal_online);
+		bfa_fcxp_discard(rport->fcxp);
+		bfa_fcs_rport_hal_online(rport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  fcs_rport_private FCS RPORT provate functions
+ */
+
+static void
+bfa_fcs_rport_send_plogi(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+				    bfa_fcs_rport_send_plogi, rport);
+		return;
+	}
+	rport->fcxp = fcxp;
+
+	len = fc_plogi_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn,
+			     bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_rport_plogi_response,
+		      (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	rport->stats.plogis++;
+	bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_plogi_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t req_status, u32 rsp_len,
+			     u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+	struct fc_logi_s	*plogi_rsp;
+	struct fc_ls_rjt_s	*ls_rjt;
+	struct bfa_fcs_rport_s *twin;
+	struct list_head *qe;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(rport->fcs, req_status);
+		rport->stats.plogi_failed++;
+		bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+		return;
+	}
+
+	plogi_rsp = (struct fc_logi_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	/**
+	 * Check for failure first.
+	 */
+	if (plogi_rsp->els_cmd.els_code != FC_ELS_ACC) {
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(rport->fcs, ls_rjt->reason_code);
+		bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+
+		rport->stats.plogi_rejects++;
+		bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+		return;
+	}
+
+	/**
+	 * PLOGI is complete. Make sure this device is not one of the known
+	 * device with a new FC port address.
+	 */
+	list_for_each(qe, &rport->port->rport_q) {
+		twin = (struct bfa_fcs_rport_s *)qe;
+		if (twin == rport)
+			continue;
+		if (!rport->pwwn && (plogi_rsp->port_name == twin->pwwn)) {
+			bfa_trc(rport->fcs, twin->pid);
+			bfa_trc(rport->fcs, rport->pid);
+
+			/*
+			 * Update plogi stats in twin
+			 */
+			twin->stats.plogis += rport->stats.plogis;
+			twin->stats.plogi_rejects += rport->stats.plogi_rejects;
+			twin->stats.plogi_timeouts +=
+				rport->stats.plogi_timeouts;
+			twin->stats.plogi_failed += rport->stats.plogi_failed;
+			twin->stats.plogi_rcvd += rport->stats.plogi_rcvd;
+			twin->stats.plogi_accs++;
+
+			bfa_fcs_rport_delete(rport);
+
+			bfa_fcs_rport_update(twin, plogi_rsp);
+			twin->pid = rsp_fchs->s_id;
+			bfa_sm_send_event(twin, RPSM_EVENT_PLOGI_COMP);
+			return;
+		}
+	}
+
+	/**
+	 * Normal login path -- no evil twins.
+	 */
+	rport->stats.plogi_accs++;
+	bfa_fcs_rport_update(rport, plogi_rsp);
+	bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+}
+
+static void
+bfa_fcs_rport_send_plogiacc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->reply_oxid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+				    bfa_fcs_rport_send_plogiacc, rport);
+		return;
+	}
+	rport->fcxp = fcxp;
+
+	len = fc_plogi_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+				 bfa_fcs_port_get_fcid(port), rport->reply_oxid,
+				 port->port_cfg.pwwn, port->port_cfg.nwwn,
+				 bfa_pport_get_maxfrsize(port->fcs->bfa));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+
+	bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_send_adisc(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+				    bfa_fcs_rport_send_adisc, rport);
+		return;
+	}
+	rport->fcxp = fcxp;
+
+	len = fc_adisc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+			     bfa_fcs_port_get_fcid(port), 0,
+			     port->port_cfg.pwwn, port->port_cfg.nwwn);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_rport_adisc_response,
+		      rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	rport->stats.adisc_sent++;
+	bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_adisc_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t req_status, u32 rsp_len,
+			     u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+	void           *pld = bfa_fcxp_get_rspbuf(fcxp);
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(rport->fcs, req_status);
+		rport->stats.adisc_failed++;
+		bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+		return;
+	}
+
+	if (fc_adisc_rsp_parse((struct fc_adisc_s *)pld, rsp_len, rport->pwwn,
+		rport->nwwn)  == FC_PARSE_OK) {
+		rport->stats.adisc_accs++;
+		bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+		return;
+	}
+
+	rport->stats.adisc_rejects++;
+	ls_rjt = pld;
+	bfa_trc(rport->fcs, ls_rjt->els_cmd.els_code);
+	bfa_trc(rport->fcs, ls_rjt->reason_code);
+	bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+	bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+}
+
+static void
+bfa_fcs_rport_send_gidpn(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(rport->fcs, rport->pid);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+				    bfa_fcs_rport_send_gidpn, rport);
+		return;
+	}
+	rport->fcxp = fcxp;
+
+	len = fc_gidpn_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+			     bfa_fcs_port_get_fcid(port), 0, rport->pwwn);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_rport_gidpn_response,
+		      (void *)rport, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+static void
+bfa_fcs_rport_gidpn_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			     bfa_status_t req_status, u32 rsp_len,
+			     u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+	struct bfa_fcs_rport_s *twin;
+	struct list_head *qe;
+	struct ct_hdr_s       	*cthdr;
+	struct fcgs_gidpn_resp_s	*gidpn_rsp;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+
+	cthdr = (struct ct_hdr_s *) BFA_FCXP_RSP_PLD(fcxp);
+	cthdr->cmd_rsp_code = bfa_os_ntohs(cthdr->cmd_rsp_code);
+
+	if (cthdr->cmd_rsp_code == CT_RSP_ACCEPT) {
+		/*
+		 * Check if the pid is the same as before.
+		 */
+		gidpn_rsp = (struct fcgs_gidpn_resp_s *) (cthdr + 1);
+
+		if (gidpn_rsp->dap == rport->pid) {
+			/*
+			 * Device is online
+			 */
+			bfa_sm_send_event(rport, RPSM_EVENT_ACCEPTED);
+		} else {
+			/*
+			 * Device's PID has changed. We need to cleanup and
+			 * re-login. If there is another device with the the
+			 * newly discovered pid, send an scn notice so that its
+			 * new pid can be discovered.
+			 */
+			list_for_each(qe, &rport->port->rport_q) {
+				twin = (struct bfa_fcs_rport_s *)qe;
+				if (twin == rport)
+					continue;
+				if (gidpn_rsp->dap == twin->pid) {
+					bfa_trc(rport->fcs, twin->pid);
+					bfa_trc(rport->fcs, rport->pid);
+
+					twin->pid = 0;
+					bfa_sm_send_event(twin,
+						RPSM_EVENT_ADDRESS_CHANGE);
+				}
+			}
+			rport->pid = gidpn_rsp->dap;
+			bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_CHANGE);
+		}
+		return;
+	}
+
+	/*
+	 * Reject Response
+	 */
+	switch (cthdr->reason_code) {
+	case CT_RSN_LOGICAL_BUSY:
+		/*
+		 * Need to retry
+		 */
+		bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+		break;
+
+	case CT_RSN_UNABLE_TO_PERF:
+		/*
+		 * device doesn't exist : Start timer to cleanup this later.
+		 */
+		bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+		break;
+
+	default:
+		bfa_sm_send_event(rport, RPSM_EVENT_FAILED);
+		break;
+	}
+}
+
+/**
+ *    Called to send a logout to the rport.
+ */
+static void
+bfa_fcs_rport_send_logo(void *rport_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	u16        len;
+
+	bfa_trc(rport->fcs, rport->pid);
+
+	port = rport->port;
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rport->fcxp_wqe,
+				    bfa_fcs_rport_send_logo, rport);
+		return;
+	}
+	rport->fcxp = fcxp;
+
+	len = fc_logo_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+			    bfa_fcs_port_get_fcid(port), 0,
+			    bfa_fcs_port_get_pwwn(port));
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, rport, FC_MAX_PDUSZ,
+		      FC_ED_TOV);
+
+	rport->stats.logos++;
+	bfa_fcxp_discard(rport->fcxp);
+	bfa_sm_send_event(rport, RPSM_EVENT_FCXP_SENT);
+}
+
+/**
+ *    Send ACC for a LOGO received.
+ */
+static void
+bfa_fcs_rport_send_logo_acc(void *rport_cbarg)
+{
+	struct bfa_fcs_rport_s *rport = rport_cbarg;
+	struct bfa_fcs_port_s *port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	u16        len;
+
+	bfa_trc(rport->fcs, rport->pid);
+
+	port = rport->port;
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	rport->stats.logo_rcvd++;
+	len = fc_logo_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+				bfa_fcs_port_get_fcid(port), rport->reply_oxid);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/**
+ *     This routine will be called by bfa_timer on timer timeouts.
+ *
+ * 	param[in] 	rport 			- pointer to bfa_fcs_port_ns_t.
+ * 	param[out]	rport_status 	- pointer to return vport status in
+ *
+ * 	return
+ * 		void
+ *
+*  	Special Considerations:
+ *
+ * 	note
+ */
+static void
+bfa_fcs_rport_timeout(void *arg)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)arg;
+
+	rport->stats.plogi_timeouts++;
+	bfa_sm_send_event(rport, RPSM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_rport_process_prli(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u16 len)
+{
+	struct bfa_fcxp_s *fcxp;
+	struct fchs_s          fchs;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fc_prli_s      *prli;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+
+	rport->stats.prli_rcvd++;
+
+	if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) {
+		/*
+		 * Target Mode : Let the fcptm handle it
+		 */
+		bfa_fcs_tin_rx_prli(rport->tin, rx_fchs, len);
+		return;
+	}
+
+	/*
+	 * We are either in Initiator or ipfc Mode
+	 */
+	prli = (struct fc_prli_s *) (rx_fchs + 1);
+
+	if (prli->parampage.servparams.initiator) {
+		bfa_trc(rport->fcs, prli->parampage.type);
+		rport->scsi_function = BFA_RPORT_INITIATOR;
+		bfa_fcs_itnim_is_initiator(rport->itnim);
+	} else {
+		/*
+		 * @todo: PRLI from a target ?
+		 */
+		bfa_trc(port->fcs, rx_fchs->s_id);
+		rport->scsi_function = BFA_RPORT_TARGET;
+	}
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_prli_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+				bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+				port->port_cfg.roles);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_rpsc(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u16 len)
+{
+	struct bfa_fcxp_s *fcxp;
+	struct fchs_s          fchs;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fc_rpsc_speed_info_s speeds;
+	struct bfa_pport_attr_s pport_attr;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+
+	rport->stats.rpsc_rcvd++;
+	speeds.port_speed_cap =
+		RPSC_SPEED_CAP_1G | RPSC_SPEED_CAP_2G | RPSC_SPEED_CAP_4G |
+		RPSC_SPEED_CAP_8G;
+
+	/*
+	 * get curent speed from pport attributes from BFA
+	 */
+	bfa_pport_get_attr(port->fcs->bfa, &pport_attr);
+
+	speeds.port_op_speed = fc_bfa_speed_to_rpsc_operspeed(pport_attr.speed);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_rpsc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+				bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+				&speeds);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+static void
+bfa_fcs_rport_process_adisc(struct bfa_fcs_rport_s *rport,
+			struct fchs_s *rx_fchs, u16 len)
+{
+	struct bfa_fcxp_s *fcxp;
+	struct fchs_s          fchs;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fc_adisc_s      *adisc;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+	bfa_trc(port->fcs, rx_fchs->d_id);
+
+	rport->stats.adisc_rcvd++;
+
+	if (BFA_FCS_VPORT_IS_TARGET_MODE(port)) {
+		/*
+		 * @todo : Target Mode handling
+		 */
+		bfa_trc(port->fcs, rx_fchs->d_id);
+		bfa_assert(0);
+		return;
+	}
+
+	adisc = (struct fc_adisc_s *) (rx_fchs + 1);
+
+	/*
+	 * Accept if the itnim for this rport is online. Else reject the ADISC
+	 */
+	if (bfa_fcs_itnim_get_online_state(rport->itnim) == BFA_STATUS_OK) {
+
+		fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+		if (!fcxp)
+			return;
+
+		len = fc_adisc_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+					 rx_fchs->s_id,
+					 bfa_fcs_port_get_fcid(port),
+					 rx_fchs->ox_id, port->port_cfg.pwwn,
+					 port->port_cfg.nwwn);
+
+		bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag,
+			      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+			      FC_MAX_PDUSZ, 0);
+	} else {
+		rport->stats.adisc_rejected++;
+		bfa_fcs_rport_send_ls_rjt(rport, rx_fchs,
+					  FC_LS_RJT_RSN_UNABLE_TO_PERF_CMD,
+					  FC_LS_RJT_EXP_LOGIN_REQUIRED);
+	}
+
+}
+
+static void
+bfa_fcs_rport_hal_online(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+	struct bfa_rport_info_s rport_info;
+
+	rport_info.pid = rport->pid;
+	rport_info.local_pid = port->pid;
+	rport_info.lp_tag = port->lp_tag;
+	rport_info.vf_id = port->fabric->vf_id;
+	rport_info.vf_en = port->fabric->is_vf;
+	rport_info.fc_class = rport->fc_cos;
+	rport_info.cisc = rport->cisc;
+	rport_info.max_frmsz = rport->maxfrsize;
+	bfa_rport_online(rport->bfa_rport, &rport_info);
+}
+
+static void
+bfa_fcs_rport_fc4_pause(struct bfa_fcs_rport_s *rport)
+{
+	if (bfa_fcs_port_is_initiator(rport->port))
+		bfa_fcs_itnim_pause(rport->itnim);
+
+	if (bfa_fcs_port_is_target(rport->port))
+		bfa_fcs_tin_pause(rport->tin);
+}
+
+static void
+bfa_fcs_rport_fc4_resume(struct bfa_fcs_rport_s *rport)
+{
+	if (bfa_fcs_port_is_initiator(rport->port))
+		bfa_fcs_itnim_resume(rport->itnim);
+
+	if (bfa_fcs_port_is_target(rport->port))
+		bfa_fcs_tin_resume(rport->tin);
+}
+
+static struct bfa_fcs_rport_s *
+bfa_fcs_rport_alloc(struct bfa_fcs_port_s *port, wwn_t pwwn, u32 rpid)
+{
+	struct bfa_fcs_s *fcs = port->fcs;
+	struct bfa_fcs_rport_s *rport;
+	struct bfad_rport_s *rport_drv;
+
+	/**
+	 * allocate rport
+	 */
+	if (bfa_fcb_rport_alloc(fcs->bfad, &rport, &rport_drv)
+	    != BFA_STATUS_OK) {
+		bfa_trc(fcs, rpid);
+		return NULL;
+	}
+
+	/*
+	 * Initialize r-port
+	 */
+	rport->port = port;
+	rport->fcs = fcs;
+	rport->rp_drv = rport_drv;
+	rport->pid = rpid;
+	rport->pwwn = pwwn;
+
+	/**
+	 * allocate BFA rport
+	 */
+	rport->bfa_rport = bfa_rport_create(port->fcs->bfa, rport);
+	if (!rport->bfa_rport) {
+		bfa_trc(fcs, rpid);
+		kfree(rport_drv);
+		return NULL;
+	}
+
+	/**
+	 * allocate FC-4s
+	 */
+	bfa_assert(bfa_fcs_port_is_initiator(port) ^
+		   bfa_fcs_port_is_target(port));
+
+	if (bfa_fcs_port_is_initiator(port)) {
+		rport->itnim = bfa_fcs_itnim_create(rport);
+		if (!rport->itnim) {
+			bfa_trc(fcs, rpid);
+			bfa_rport_delete(rport->bfa_rport);
+			kfree(rport_drv);
+			return NULL;
+		}
+	}
+
+	if (bfa_fcs_port_is_target(port)) {
+		rport->tin = bfa_fcs_tin_create(rport);
+		if (!rport->tin) {
+			bfa_trc(fcs, rpid);
+			bfa_rport_delete(rport->bfa_rport);
+			kfree(rport_drv);
+			return NULL;
+		}
+	}
+
+	bfa_fcs_port_add_rport(port, rport);
+
+	bfa_sm_set_state(rport, bfa_fcs_rport_sm_uninit);
+
+	/*
+	 * Initialize the Rport Features(RPF) Sub Module
+	 */
+	if (!BFA_FCS_PID_IS_WKA(rport->pid))
+		bfa_fcs_rpf_init(rport);
+
+	return rport;
+}
+
+
+static void
+bfa_fcs_rport_free(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+
+	/**
+	 * - delete FC-4s
+	 * - delete BFA rport
+	 * - remove from queue of rports
+	 */
+	if (bfa_fcs_port_is_initiator(port))
+		bfa_fcs_itnim_delete(rport->itnim);
+
+	if (bfa_fcs_port_is_target(port))
+		bfa_fcs_tin_delete(rport->tin);
+
+	bfa_rport_delete(rport->bfa_rport);
+	bfa_fcs_port_del_rport(port, rport);
+	kfree(rport->rp_drv);
+}
+
+static void
+bfa_fcs_rport_aen_post(struct bfa_fcs_rport_s *rport,
+		       enum bfa_rport_aen_event event,
+		       struct bfa_rport_aen_data_s *data)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = rport->fcs->logm;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(rport->port);
+	wwn_t           rpwwn = rport->pwwn;
+	char            lpwwn_ptr[BFA_STRING_32];
+	char            rpwwn_ptr[BFA_STRING_32];
+	char           *prio_str[] = { "unknown", "high", "medium", "low" };
+
+	wwn2str(lpwwn_ptr, lpwwn);
+	wwn2str(rpwwn_ptr, rpwwn);
+
+	switch (event) {
+	case BFA_RPORT_AEN_ONLINE:
+		bfa_log(logmod, BFA_AEN_RPORT_ONLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_RPORT_AEN_OFFLINE:
+		bfa_log(logmod, BFA_AEN_RPORT_OFFLINE, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_RPORT_AEN_DISCONNECT:
+		bfa_log(logmod, BFA_AEN_RPORT_DISCONNECT, rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_RPORT_AEN_QOS_PRIO:
+		aen_data.rport.priv.qos = data->priv.qos;
+		bfa_log(logmod, BFA_AEN_RPORT_QOS_PRIO,
+			prio_str[aen_data.rport.priv.qos.qos_priority],
+			rpwwn_ptr, lpwwn_ptr);
+		break;
+	case BFA_RPORT_AEN_QOS_FLOWID:
+		aen_data.rport.priv.qos = data->priv.qos;
+		bfa_log(logmod, BFA_AEN_RPORT_QOS_FLOWID,
+			aen_data.rport.priv.qos.qos_flow_id, rpwwn_ptr,
+			lpwwn_ptr);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.rport.vf_id = rport->port->fabric->vf_id;
+	aen_data.rport.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(rport->fcs));
+	aen_data.rport.lpwwn = lpwwn;
+	aen_data.rport.rpwwn = rpwwn;
+}
+
+static void
+bfa_fcs_rport_online_action(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+
+	rport->stats.onlines++;
+
+	if (bfa_fcs_port_is_initiator(port)) {
+		bfa_fcs_itnim_rport_online(rport->itnim);
+		if (!BFA_FCS_PID_IS_WKA(rport->pid))
+			bfa_fcs_rpf_rport_online(rport);
+	};
+
+	if (bfa_fcs_port_is_target(port))
+		bfa_fcs_tin_rport_online(rport->tin);
+
+	/*
+	 * Don't post events for well known addresses
+	 */
+	if (!BFA_FCS_PID_IS_WKA(rport->pid))
+		bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_ONLINE, NULL);
+}
+
+static void
+bfa_fcs_rport_offline_action(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+
+	rport->stats.offlines++;
+
+	/*
+	 * Don't post events for well known addresses
+	 */
+	if (!BFA_FCS_PID_IS_WKA(rport->pid)) {
+		if (bfa_fcs_port_is_online(rport->port) == BFA_TRUE) {
+			bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_DISCONNECT,
+					       NULL);
+		} else {
+			bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_OFFLINE,
+					       NULL);
+		}
+	}
+
+	if (bfa_fcs_port_is_initiator(port)) {
+		bfa_fcs_itnim_rport_offline(rport->itnim);
+		if (!BFA_FCS_PID_IS_WKA(rport->pid))
+			bfa_fcs_rpf_rport_offline(rport);
+	}
+
+	if (bfa_fcs_port_is_target(port))
+		bfa_fcs_tin_rport_offline(rport->tin);
+}
+
+/**
+ * Update rport parameters from PLOGI or PLOGI accept.
+ */
+static void
+bfa_fcs_rport_update(struct bfa_fcs_rport_s *rport, struct fc_logi_s *plogi)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+
+	/**
+	 * - port name
+	 * - node name
+	 */
+	rport->pwwn = plogi->port_name;
+	rport->nwwn = plogi->node_name;
+
+	/**
+	 * - class of service
+	 */
+	rport->fc_cos = 0;
+	if (plogi->class3.class_valid)
+		rport->fc_cos = FC_CLASS_3;
+
+	if (plogi->class2.class_valid)
+		rport->fc_cos |= FC_CLASS_2;
+
+	/**
+	 * - CISC
+	 * - MAX receive frame size
+	 */
+	rport->cisc = plogi->csp.cisc;
+	rport->maxfrsize = bfa_os_ntohs(plogi->class3.rxsz);
+
+	bfa_trc(port->fcs, bfa_os_ntohs(plogi->csp.bbcred));
+	bfa_trc(port->fcs, port->fabric->bb_credit);
+	/**
+	 * Direct Attach P2P mode :
+	 * This is to handle a bug (233476) in IBM targets in Direct Attach
+	 * Mode. Basically, in FLOGI Accept the target would have erroneously
+	 * set the BB Credit to the value used in the FLOGI sent by the HBA.
+	 * It uses the correct value (its own BB credit) in PLOGI.
+	 */
+	if ((!bfa_fcs_fabric_is_switched(port->fabric))
+	    && (bfa_os_ntohs(plogi->csp.bbcred) < port->fabric->bb_credit)) {
+
+		bfa_trc(port->fcs, bfa_os_ntohs(plogi->csp.bbcred));
+		bfa_trc(port->fcs, port->fabric->bb_credit);
+
+		port->fabric->bb_credit = bfa_os_ntohs(plogi->csp.bbcred);
+		bfa_pport_set_tx_bbcredit(port->fcs->bfa,
+					  port->fabric->bb_credit);
+	}
+
+}
+
+/**
+ *   Called to handle LOGO received from an existing remote port.
+ */
+static void
+bfa_fcs_rport_process_logo(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs)
+{
+	rport->reply_oxid = fchs->ox_id;
+	bfa_trc(rport->fcs, rport->reply_oxid);
+
+	rport->stats.logo_rcvd++;
+	bfa_sm_send_event(rport, RPSM_EVENT_LOGO_RCVD);
+}
+
+
+
+/**
+ *  fcs_rport_public FCS rport public interfaces
+ */
+
+/**
+ * 	Called by bport/vport to create a remote port instance for a discovered
+ * 	remote device.
+ *
+ * @param[in] port	- base port or vport
+ * @param[in] rpid	- remote port ID
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create(struct bfa_fcs_port_s *port, u32 rpid)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, rpid);
+	rport = bfa_fcs_rport_alloc(port, WWN_NULL, rpid);
+	if (!rport)
+		return NULL;
+
+	bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+	return rport;
+}
+
+/**
+ * Called to create a rport for which only the wwn is known.
+ *
+ * @param[in] port	- base port
+ * @param[in] rpwwn	- remote port wwn
+ *
+ * @return None
+ */
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_create_by_wwn(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, rpwwn);
+	rport = bfa_fcs_rport_alloc(port, rpwwn, 0);
+	if (!rport)
+		return NULL;
+
+	bfa_sm_send_event(rport, RPSM_EVENT_ADDRESS_DISC);
+	return rport;
+}
+
+/**
+ * Called by bport in private loop topology to indicate that a
+ * rport has been discovered and plogi has been completed.
+ *
+ * @param[in] port	- base port or vport
+ * @param[in] rpid	- remote port ID
+ */
+void
+bfa_fcs_rport_start(struct bfa_fcs_port_s *port, struct fchs_s *fchs,
+			struct fc_logi_s *plogi)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	rport = bfa_fcs_rport_alloc(port, WWN_NULL, fchs->s_id);
+	if (!rport)
+		return;
+
+	bfa_fcs_rport_update(rport, plogi);
+
+	bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_COMP);
+}
+
+/**
+ *   Called by bport/vport to handle PLOGI received from a new remote port.
+ *   If an existing rport does a plogi, it will be handled separately.
+ */
+void
+bfa_fcs_rport_plogi_create(struct bfa_fcs_port_s *port, struct fchs_s *fchs,
+			   struct fc_logi_s *plogi)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	rport = bfa_fcs_rport_alloc(port, plogi->port_name, fchs->s_id);
+	if (!rport)
+		return;
+
+	bfa_fcs_rport_update(rport, plogi);
+
+	rport->reply_oxid = fchs->ox_id;
+	bfa_trc(rport->fcs, rport->reply_oxid);
+
+	rport->stats.plogi_rcvd++;
+	bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+static int
+wwn_compare(wwn_t wwn1, wwn_t wwn2)
+{
+	u8        *b1 = (u8 *) &wwn1;
+	u8        *b2 = (u8 *) &wwn2;
+	int             i;
+
+	for (i = 0; i < sizeof(wwn_t); i++) {
+		if (b1[i] < b2[i])
+			return -1;
+		if (b1[i] > b2[i])
+			return 1;
+	}
+	return 0;
+}
+
+/**
+ *   Called by bport/vport to handle PLOGI received from an existing
+ * 	 remote port.
+ */
+void
+bfa_fcs_rport_plogi(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+		    struct fc_logi_s *plogi)
+{
+	/**
+	 * @todo Handle P2P and initiator-initiator.
+	 */
+
+	bfa_fcs_rport_update(rport, plogi);
+
+	rport->reply_oxid = rx_fchs->ox_id;
+	bfa_trc(rport->fcs, rport->reply_oxid);
+
+	/**
+	 * In Switched fabric topology,
+	 * PLOGI to each other. If our pwwn is smaller, ignore it,
+	 * if it is not a well known address.
+	 * If the link topology is N2N,
+	 * this Plogi should be accepted.
+	 */
+	if ((wwn_compare(rport->port->port_cfg.pwwn, rport->pwwn) == -1)
+	    && (bfa_fcs_fabric_is_switched(rport->port->fabric))
+	    && (!BFA_FCS_PID_IS_WKA(rport->pid))) {
+		bfa_trc(rport->fcs, rport->pid);
+		return;
+	}
+
+	rport->stats.plogi_rcvd++;
+	bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_RCVD);
+}
+
+/**
+ * Called by bport/vport to delete a remote port instance.
+ *
+* Rport delete is called under the following conditions:
+ * 		- vport is deleted
+ * 		- vf is deleted
+ * 		- explicit request from OS to delete rport (vmware)
+ */
+void
+bfa_fcs_rport_delete(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_DELETE);
+}
+
+/**
+ * Called by bport/vport to  when a target goes offline.
+ *
+ */
+void
+bfa_fcs_rport_offline(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+}
+
+/**
+ * Called by bport in n2n when a target (attached port) becomes online.
+ *
+ */
+void
+bfa_fcs_rport_online(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_PLOGI_SEND);
+}
+
+/**
+ *   Called by bport/vport to notify SCN for the remote port
+ */
+void
+bfa_fcs_rport_scn(struct bfa_fcs_rport_s *rport)
+{
+
+	rport->stats.rscns++;
+	bfa_sm_send_event(rport, RPSM_EVENT_SCN);
+}
+
+/**
+ *   Called by  fcpim to notify that the ITN cleanup is done.
+ */
+void
+bfa_fcs_rport_itnim_ack(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
+}
+
+/**
+ *   Called by fcptm to notify that the ITN cleanup is done.
+ */
+void
+bfa_fcs_rport_tin_ack(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_FC4_OFFLINE);
+}
+
+/**
+ *     This routine BFA callback for bfa_rport_online() call.
+ *
+ * 	param[in] 	cb_arg	-  rport struct.
+ *
+ * 	return
+ * 		void
+ *
+* 	Special Considerations:
+ *
+ * 	note
+ */
+void
+bfa_cb_rport_online(void *cbarg)
+{
+
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_sm_send_event(rport, RPSM_EVENT_HCB_ONLINE);
+}
+
+/**
+ *     This routine BFA callback for bfa_rport_offline() call.
+ *
+ * 	param[in] 	rport 	-
+ *
+ * 	return
+ * 		void
+ *
+ * 	Special Considerations:
+ *
+ * 	note
+ */
+void
+bfa_cb_rport_offline(void *cbarg)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_sm_send_event(rport, RPSM_EVENT_HCB_OFFLINE);
+}
+
+/**
+ * This routine is a static BFA callback when there is a QoS flow_id
+ * change notification
+ *
+ * @param[in] 	rport 	-
+ *
+ * @return  	void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_cb_rport_qos_scn_flowid(void *cbarg,
+			    struct bfa_rport_qos_attr_s old_qos_attr,
+			    struct bfa_rport_qos_attr_s new_qos_attr)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+	struct bfa_rport_aen_data_s aen_data;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	aen_data.priv.qos = new_qos_attr;
+	bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_FLOWID, &aen_data);
+}
+
+/**
+ * This routine is a static BFA callback when there is a QoS priority
+ * change notification
+ *
+ * @param[in] 	rport 	-
+ *
+ * @return 	void
+ *
+ * Special Considerations:
+ *
+ * @note
+ */
+void
+bfa_cb_rport_qos_scn_prio(void *cbarg, struct bfa_rport_qos_attr_s old_qos_attr,
+			  struct bfa_rport_qos_attr_s new_qos_attr)
+{
+	struct bfa_fcs_rport_s *rport = (struct bfa_fcs_rport_s *)cbarg;
+	struct bfa_rport_aen_data_s aen_data;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	aen_data.priv.qos = new_qos_attr;
+	bfa_fcs_rport_aen_post(rport, BFA_RPORT_AEN_QOS_PRIO, &aen_data);
+}
+
+/**
+ * 		Called to process any unsolicted frames from this remote port
+ */
+void
+bfa_fcs_rport_logo_imp(struct bfa_fcs_rport_s *rport)
+{
+	bfa_sm_send_event(rport, RPSM_EVENT_LOGO_IMP);
+}
+
+/**
+ * 		Called to process any unsolicted frames from this remote port
+ */
+void
+bfa_fcs_rport_uf_recv(struct bfa_fcs_rport_s *rport, struct fchs_s *fchs,
+			u16 len)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fc_els_cmd_s   *els_cmd;
+
+	bfa_trc(rport->fcs, fchs->s_id);
+	bfa_trc(rport->fcs, fchs->d_id);
+	bfa_trc(rport->fcs, fchs->type);
+
+	if (fchs->type != FC_TYPE_ELS)
+		return;
+
+	els_cmd = (struct fc_els_cmd_s *) (fchs + 1);
+
+	bfa_trc(rport->fcs, els_cmd->els_code);
+
+	switch (els_cmd->els_code) {
+	case FC_ELS_LOGO:
+		bfa_fcs_rport_process_logo(rport, fchs);
+		break;
+
+	case FC_ELS_ADISC:
+		bfa_fcs_rport_process_adisc(rport, fchs, len);
+		break;
+
+	case FC_ELS_PRLO:
+		if (bfa_fcs_port_is_initiator(port))
+			bfa_fcs_fcpim_uf_recv(rport->itnim, fchs, len);
+
+		if (bfa_fcs_port_is_target(port))
+			bfa_fcs_fcptm_uf_recv(rport->tin, fchs, len);
+		break;
+
+	case FC_ELS_PRLI:
+		bfa_fcs_rport_process_prli(rport, fchs, len);
+		break;
+
+	case FC_ELS_RPSC:
+		bfa_fcs_rport_process_rpsc(rport, fchs, len);
+		break;
+
+	default:
+		bfa_fcs_rport_send_ls_rjt(rport, fchs,
+					  FC_LS_RJT_RSN_CMD_NOT_SUPP,
+					  FC_LS_RJT_EXP_NO_ADDL_INFO);
+		break;
+	}
+}
+
+/*
+ * Send a LS reject
+ */
+static void
+bfa_fcs_rport_send_ls_rjt(struct bfa_fcs_rport_s *rport, struct fchs_s *rx_fchs,
+			  u8 reason_code, u8 reason_code_expl)
+{
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	int             len;
+
+	bfa_trc(rport->fcs, rx_fchs->s_id);
+
+	fcxp = bfa_fcs_fcxp_alloc(rport->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_rjt_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id,
+			      reason_code, reason_code_expl);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, NULL, NULL, FC_MAX_PDUSZ, 0);
+}
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_rport_modinit(struct bfa_fcs_s *fcs)
+{
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_rport_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+/**
+ * Return state of rport.
+ */
+int
+bfa_fcs_rport_get_state(struct bfa_fcs_rport_s *rport)
+{
+	return bfa_sm_to_state(rport_sm_table, rport->sm);
+}
+
+/**
+ * 		 Called by the Driver to set rport delete/ageout timeout
+ *
+ * 	param[in]		rport timeout value in seconds.
+ *
+ * 	return None
+ */
+void
+bfa_fcs_rport_set_del_timeout(u8 rport_tmo)
+{
+	/*
+	 * convert to Millisecs
+	 */
+	if (rport_tmo > 0)
+		bfa_fcs_rport_del_timeout = rport_tmo * 1000;
+}
diff --git a/drivers/scsi/bfa/rport_api.c b/drivers/scsi/bfa/rport_api.c
new file mode 100644
index 000000000000..3dae1774181e
--- /dev/null
+++ b/drivers/scsi/bfa/rport_api.c
@@ -0,0 +1,180 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_vport.h"
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_trcmod.h"
+
+BFA_TRC_FILE(FCS, RPORT_API);
+
+/**
+ *  rport_api.c Remote port implementation.
+ */
+
+/**
+ *  fcs_rport_api FCS rport API.
+ */
+
+/**
+ * 	Direct API to add a target by port wwn. This interface is used, for
+ *	example, by bios when target pwwn is known from boot lun configuration.
+ */
+bfa_status_t
+bfa_fcs_rport_add(struct bfa_fcs_port_s *port, wwn_t *pwwn,
+			struct bfa_fcs_rport_s *rport,
+			struct bfad_rport_s *rport_drv)
+{
+	bfa_trc(port->fcs, *pwwn);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *	Direct API to remove a target and its associated resources. This
+ *	interface is used, for example, by vmware driver to remove target
+ *	ports from the target list for a VM.
+ */
+bfa_status_t
+bfa_fcs_rport_remove(struct bfa_fcs_rport_s *rport_in)
+{
+
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(rport_in->fcs, rport_in->pwwn);
+
+	rport = bfa_fcs_port_get_rport_by_pwwn(rport_in->port, rport_in->pwwn);
+	if (rport == NULL) {
+		/*
+		 * TBD Error handling
+		 */
+		bfa_trc(rport_in->fcs, rport_in->pid);
+		return BFA_STATUS_UNKNOWN_RWWN;
+	}
+
+	/*
+	 * TBD if this remote port is online, send a logo
+	 */
+	return BFA_STATUS_OK;
+
+}
+
+/**
+ *	Remote device status for display/debug.
+ */
+void
+bfa_fcs_rport_get_attr(struct bfa_fcs_rport_s *rport,
+			struct bfa_rport_attr_s *rport_attr)
+{
+	struct bfa_rport_qos_attr_s qos_attr;
+	struct bfa_fcs_port_s *port = rport->port;
+
+	bfa_os_memset(rport_attr, 0, sizeof(struct bfa_rport_attr_s));
+
+	rport_attr->pid = rport->pid;
+	rport_attr->pwwn = rport->pwwn;
+	rport_attr->nwwn = rport->nwwn;
+	rport_attr->cos_supported = rport->fc_cos;
+	rport_attr->df_sz = rport->maxfrsize;
+	rport_attr->state = bfa_fcs_rport_get_state(rport);
+	rport_attr->fc_cos = rport->fc_cos;
+	rport_attr->cisc = rport->cisc;
+	rport_attr->scsi_function = rport->scsi_function;
+	rport_attr->curr_speed  = rport->rpf.rpsc_speed;
+	rport_attr->assigned_speed  = rport->rpf.assigned_speed;
+
+	bfa_rport_get_qos_attr(rport->bfa_rport, &qos_attr);
+	rport_attr->qos_attr = qos_attr;
+
+	rport_attr->trl_enforced = BFA_FALSE;
+	if (bfa_pport_is_ratelim(port->fcs->bfa)) {
+		if ((rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN) ||
+			(rport->rpf.rpsc_speed <
+			bfa_fcs_port_get_rport_max_speed(port)))
+			rport_attr->trl_enforced = BFA_TRUE;
+	}
+
+	/*
+	 * TODO
+	 * rport->symname
+	 */
+}
+
+/**
+ * 	Per remote device statistics.
+ */
+void
+bfa_fcs_rport_get_stats(struct bfa_fcs_rport_s *rport,
+			struct bfa_rport_stats_s *stats)
+{
+	*stats = rport->stats;
+}
+
+void
+bfa_fcs_rport_clear_stats(struct bfa_fcs_rport_s *rport)
+{
+	bfa_os_memset((char *)&rport->stats, 0,
+			sizeof(struct bfa_rport_stats_s));
+}
+
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_lookup(struct bfa_fcs_port_s *port, wwn_t rpwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	rport = bfa_fcs_port_get_rport_by_pwwn(port, rpwwn);
+	if (rport == NULL) {
+		/*
+		 * TBD Error handling
+		 */
+	}
+
+	return rport;
+}
+
+struct bfa_fcs_rport_s *
+bfa_fcs_rport_lookup_by_nwwn(struct bfa_fcs_port_s *port, wwn_t rnwwn)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	rport = bfa_fcs_port_get_rport_by_nwwn(port, rnwwn);
+	if (rport == NULL) {
+		/*
+		 * TBD Error handling
+		 */
+	}
+
+	return rport;
+}
+
+/*
+ * This API is to set the Rport's speed. Should be used when RPSC is not
+ * supported by the rport.
+ */
+void
+bfa_fcs_rport_set_speed(struct bfa_fcs_rport_s *rport,
+			enum bfa_pport_speed speed)
+{
+	rport->rpf.assigned_speed  = speed;
+
+	/* Set this speed in f/w only if the RPSC speed is not available */
+	if (rport->rpf.rpsc_speed == BFA_PPORT_SPEED_UNKNOWN)
+		bfa_rport_speed(rport->bfa_rport, speed);
+}
+
+
diff --git a/drivers/scsi/bfa/rport_ftrs.c b/drivers/scsi/bfa/rport_ftrs.c
new file mode 100644
index 000000000000..8a1f59d596c1
--- /dev/null
+++ b/drivers/scsi/bfa/rport_ftrs.c
@@ -0,0 +1,375 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  rport_ftrs.c Remote port features (RPF) implementation.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcbuild.h"
+#include "fcs_rport.h"
+#include "fcs_lport.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+
+BFA_TRC_FILE(FCS, RPORT_FTRS);
+
+#define BFA_FCS_RPF_RETRIES	(3)
+#define BFA_FCS_RPF_RETRY_TIMEOUT  (1000) /* 1 sec (In millisecs) */
+
+static void     bfa_fcs_rpf_send_rpsc2(void *rport_cbarg,
+			struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_rpf_rpsc2_response(void *fcsarg,
+			struct bfa_fcxp_s *fcxp, void *cbarg,
+			bfa_status_t req_status, u32 rsp_len,
+			u32 resid_len,
+			struct fchs_s *rsp_fchs);
+static void     bfa_fcs_rpf_timeout(void *arg);
+
+/**
+ *  fcs_rport_ftrs_sm FCS rport state machine events
+ */
+
+enum rpf_event {
+	RPFSM_EVENT_RPORT_OFFLINE  = 1,     /*  Rport offline            */
+	RPFSM_EVENT_RPORT_ONLINE   = 2,     /*  Rport online            */
+	RPFSM_EVENT_FCXP_SENT      = 3,    /*  Frame from has been sent */
+	RPFSM_EVENT_TIMEOUT  	   = 4,    /*  Rport SM timeout event   */
+	RPFSM_EVENT_RPSC_COMP      = 5,
+	RPFSM_EVENT_RPSC_FAIL      = 6,
+	RPFSM_EVENT_RPSC_ERROR     = 7,
+};
+
+static void	bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf,
+					enum rpf_event event);
+static void     bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf,
+					       enum rpf_event event);
+static void     bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf,
+					       enum rpf_event event);
+static void 	bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf,
+							enum rpf_event event);
+static void     bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf,
+							enum rpf_event event);
+static void     bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf,
+							enum rpf_event event);
+
+static void
+bfa_fcs_rpf_sm_uninit(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_RPORT_ONLINE :
+		if (!BFA_FCS_PID_IS_WKA(rport->pid)) {
+			bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+			rpf->rpsc_retries = 0;
+			bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+			break;
+		};
+
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc_sending(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_FCXP_SENT:
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc);
+		break;
+
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+		bfa_fcxp_walloc_cancel(rport->fcs->bfa, &rpf->fcxp_wqe);
+		rpf->rpsc_retries = 0;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_RPSC_COMP:
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+		/* Update speed info in f/w via BFA */
+		if (rpf->rpsc_speed != BFA_PPORT_SPEED_UNKNOWN) {
+			bfa_rport_speed(rport->bfa_rport, rpf->rpsc_speed);
+		} else if (rpf->assigned_speed != BFA_PPORT_SPEED_UNKNOWN) {
+			bfa_rport_speed(rport->bfa_rport, rpf->assigned_speed);
+		}
+		break;
+
+	case RPFSM_EVENT_RPSC_FAIL:
+		/* RPSC not supported by rport */
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+		break;
+
+	case RPFSM_EVENT_RPSC_ERROR:
+		/* need to retry...delayed a bit. */
+		if (rpf->rpsc_retries++ < BFA_FCS_RPF_RETRIES) {
+			bfa_timer_start(rport->fcs->bfa, &rpf->timer,
+				    bfa_fcs_rpf_timeout, rpf,
+				    BFA_FCS_RPF_RETRY_TIMEOUT);
+			bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_retry);
+		} else {
+			bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_online);
+		}
+		break;
+
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+		bfa_fcxp_discard(rpf->fcxp);
+		rpf->rpsc_retries = 0;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_rpf_sm_rpsc_retry(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_TIMEOUT :
+		/* re-send the RPSC */
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+		bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+		break;
+
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		bfa_timer_stop(&rpf->timer);
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+		rpf->rpsc_retries = 0;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_rpf_sm_online(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_offline);
+		rpf->rpsc_retries = 0;
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_rpf_sm_offline(struct bfa_fcs_rpf_s *rpf, enum rpf_event event)
+{
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_trc(rport->fcs, event);
+
+	switch (event) {
+	case RPFSM_EVENT_RPORT_ONLINE :
+		bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_rpsc_sending);
+		bfa_fcs_rpf_send_rpsc2(rpf, NULL);
+		break;
+
+	case RPFSM_EVENT_RPORT_OFFLINE :
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+/**
+ * Called when Rport is created.
+ */
+void  bfa_fcs_rpf_init(struct bfa_fcs_rport_s *rport)
+{
+	struct bfa_fcs_rpf_s *rpf = &rport->rpf;
+
+	bfa_trc(rport->fcs, rport->pid);
+	rpf->rport = rport;
+
+	bfa_sm_set_state(rpf, bfa_fcs_rpf_sm_uninit);
+}
+
+/**
+ * Called when Rport becomes online
+ */
+void  bfa_fcs_rpf_rport_online(struct bfa_fcs_rport_s *rport)
+{
+	bfa_trc(rport->fcs, rport->pid);
+
+	if (__fcs_min_cfg(rport->port->fcs))
+		return;
+
+	if (bfa_fcs_fabric_is_switched(rport->port->fabric))
+		bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_ONLINE);
+}
+
+/**
+ * Called when Rport becomes offline
+ */
+void  bfa_fcs_rpf_rport_offline(struct bfa_fcs_rport_s *rport)
+{
+	bfa_trc(rport->fcs, rport->pid);
+
+	if (__fcs_min_cfg(rport->port->fcs))
+		return;
+
+	bfa_sm_send_event(&rport->rpf, RPFSM_EVENT_RPORT_OFFLINE);
+}
+
+static void
+bfa_fcs_rpf_timeout(void *arg)
+{
+	struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) arg;
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+
+	bfa_trc(rport->fcs, rport->pid);
+	bfa_sm_send_event(rpf, RPFSM_EVENT_TIMEOUT);
+}
+
+static void
+bfa_fcs_rpf_send_rpsc2(void *rpf_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_rpf_s *rpf 	= (struct bfa_fcs_rpf_s *)rpf_cbarg;
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+	struct bfa_fcs_port_s *port = rport->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(rport->fcs, rport->pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &rpf->fcxp_wqe,
+					bfa_fcs_rpf_send_rpsc2, rpf);
+		return;
+	}
+	rpf->fcxp = fcxp;
+
+	len = fc_rpsc2_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rport->pid,
+			    bfa_fcs_port_get_fcid(port), &rport->pid, 1);
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+			  FC_CLASS_3, len, &fchs, bfa_fcs_rpf_rpsc2_response,
+			  rpf, FC_MAX_PDUSZ, FC_RA_TOV);
+	rport->stats.rpsc_sent++;
+	bfa_sm_send_event(rpf, RPFSM_EVENT_FCXP_SENT);
+
+}
+
+static void
+bfa_fcs_rpf_rpsc2_response(void *fcsarg, struct bfa_fcxp_s *fcxp, void *cbarg,
+			    bfa_status_t req_status, u32 rsp_len,
+			    u32 resid_len, struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_rpf_s *rpf = (struct bfa_fcs_rpf_s *) cbarg;
+	struct bfa_fcs_rport_s *rport = rpf->rport;
+	struct fc_ls_rjt_s    *ls_rjt;
+	struct fc_rpsc2_acc_s  *rpsc2_acc;
+	u16        num_ents;
+
+	bfa_trc(rport->fcs, req_status);
+
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(rport->fcs, req_status);
+		if (req_status == BFA_STATUS_ETIMER)
+			rport->stats.rpsc_failed++;
+		bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+		return;
+	}
+
+	rpsc2_acc = (struct fc_rpsc2_acc_s *) BFA_FCXP_RSP_PLD(fcxp);
+	if (rpsc2_acc->els_cmd == FC_ELS_ACC) {
+		rport->stats.rpsc_accs++;
+		num_ents = bfa_os_ntohs(rpsc2_acc->num_pids);
+		bfa_trc(rport->fcs, num_ents);
+		if (num_ents > 0) {
+			bfa_assert(rpsc2_acc->port_info[0].pid != rport->pid);
+			bfa_trc(rport->fcs,
+				bfa_os_ntohs(rpsc2_acc->port_info[0].pid));
+			bfa_trc(rport->fcs,
+				bfa_os_ntohs(rpsc2_acc->port_info[0].speed));
+			bfa_trc(rport->fcs,
+				bfa_os_ntohs(rpsc2_acc->port_info[0].index));
+			bfa_trc(rport->fcs,
+				rpsc2_acc->port_info[0].type);
+
+			if (rpsc2_acc->port_info[0].speed == 0) {
+				bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+				return;
+			}
+
+			rpf->rpsc_speed = fc_rpsc_operspeed_to_bfa_speed(
+				bfa_os_ntohs(rpsc2_acc->port_info[0].speed));
+
+			bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_COMP);
+		}
+	} else {
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+		bfa_trc(rport->fcs, ls_rjt->reason_code);
+		bfa_trc(rport->fcs, ls_rjt->reason_code_expl);
+		rport->stats.rpsc_rejects++;
+		if (ls_rjt->reason_code == FC_LS_RJT_RSN_CMD_NOT_SUPP) {
+			bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_FAIL);
+		} else {
+			bfa_sm_send_event(rpf, RPFSM_EVENT_RPSC_ERROR);
+		}
+	}
+}
diff --git a/drivers/scsi/bfa/scn.c b/drivers/scsi/bfa/scn.c
new file mode 100644
index 000000000000..bd4771ff62c8
--- /dev/null
+++ b/drivers/scsi/bfa/scn.c
@@ -0,0 +1,482 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include "fcs_lport.h"
+#include "fcs_rport.h"
+#include "fcs_ms.h"
+#include "fcs_trcmod.h"
+#include "fcs_fcxp.h"
+#include "fcs.h"
+#include "lport_priv.h"
+
+BFA_TRC_FILE(FCS, SCN);
+
+#define FC_QOS_RSCN_EVENT		0x0c
+#define FC_FABRIC_NAME_RSCN_EVENT	0x0d
+
+/*
+ * forward declarations
+ */
+static void     bfa_fcs_port_scn_send_scr(void *scn_cbarg,
+					  struct bfa_fcxp_s *fcxp_alloced);
+static void     bfa_fcs_port_scn_scr_response(void *fcsarg,
+					      struct bfa_fcxp_s *fcxp,
+					      void *cbarg,
+					      bfa_status_t req_status,
+					      u32 rsp_len,
+					      u32 resid_len,
+					      struct fchs_s *rsp_fchs);
+static void     bfa_fcs_port_scn_send_ls_acc(struct bfa_fcs_port_s *port,
+					     struct fchs_s *rx_fchs);
+static void     bfa_fcs_port_scn_timeout(void *arg);
+
+/**
+ *  fcs_scm_sm FCS SCN state machine
+ */
+
+/**
+ * VPort SCN State Machine events
+ */
+enum port_scn_event {
+	SCNSM_EVENT_PORT_ONLINE = 1,
+	SCNSM_EVENT_PORT_OFFLINE = 2,
+	SCNSM_EVENT_RSP_OK = 3,
+	SCNSM_EVENT_RSP_ERROR = 4,
+	SCNSM_EVENT_TIMEOUT = 5,
+	SCNSM_EVENT_SCR_SENT = 6,
+};
+
+static void     bfa_fcs_port_scn_sm_offline(struct bfa_fcs_port_scn_s *scn,
+					    enum port_scn_event event);
+static void     bfa_fcs_port_scn_sm_sending_scr(struct bfa_fcs_port_scn_s *scn,
+						enum port_scn_event event);
+static void     bfa_fcs_port_scn_sm_scr(struct bfa_fcs_port_scn_s *scn,
+					enum port_scn_event event);
+static void     bfa_fcs_port_scn_sm_scr_retry(struct bfa_fcs_port_scn_s *scn,
+					      enum port_scn_event event);
+static void     bfa_fcs_port_scn_sm_online(struct bfa_fcs_port_scn_s *scn,
+					   enum port_scn_event event);
+
+/**
+ * 		Starting state - awaiting link up.
+ */
+static void
+bfa_fcs_port_scn_sm_offline(struct bfa_fcs_port_scn_s *scn,
+			    enum port_scn_event event)
+{
+	switch (event) {
+	case SCNSM_EVENT_PORT_ONLINE:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_sending_scr);
+		bfa_fcs_port_scn_send_scr(scn, NULL);
+		break;
+
+	case SCNSM_EVENT_PORT_OFFLINE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_scn_sm_sending_scr(struct bfa_fcs_port_scn_s *scn,
+				enum port_scn_event event)
+{
+	switch (event) {
+	case SCNSM_EVENT_SCR_SENT:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_scr);
+		break;
+
+	case SCNSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline);
+		bfa_fcxp_walloc_cancel(scn->port->fcs->bfa, &scn->fcxp_wqe);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_scn_sm_scr(struct bfa_fcs_port_scn_s *scn,
+			enum port_scn_event event)
+{
+	struct bfa_fcs_port_s *port = scn->port;
+
+	switch (event) {
+	case SCNSM_EVENT_RSP_OK:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_online);
+		break;
+
+	case SCNSM_EVENT_RSP_ERROR:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_scr_retry);
+		bfa_timer_start(port->fcs->bfa, &scn->timer,
+				bfa_fcs_port_scn_timeout, scn,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case SCNSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline);
+		bfa_fcxp_discard(scn->fcxp);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_scn_sm_scr_retry(struct bfa_fcs_port_scn_s *scn,
+			      enum port_scn_event event)
+{
+	switch (event) {
+	case SCNSM_EVENT_TIMEOUT:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_sending_scr);
+		bfa_fcs_port_scn_send_scr(scn, NULL);
+		break;
+
+	case SCNSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline);
+		bfa_timer_stop(&scn->timer);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+static void
+bfa_fcs_port_scn_sm_online(struct bfa_fcs_port_scn_s *scn,
+			   enum port_scn_event event)
+{
+	switch (event) {
+	case SCNSM_EVENT_PORT_OFFLINE:
+		bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  fcs_scn_private FCS SCN private functions
+ */
+
+/**
+ * This routine will be called to send a SCR command.
+ */
+static void
+bfa_fcs_port_scn_send_scr(void *scn_cbarg, struct bfa_fcxp_s *fcxp_alloced)
+{
+	struct bfa_fcs_port_scn_s *scn = scn_cbarg;
+	struct bfa_fcs_port_s *port = scn->port;
+	struct fchs_s          fchs;
+	int             len;
+	struct bfa_fcxp_s *fcxp;
+
+	bfa_trc(port->fcs, port->pid);
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	fcxp = fcxp_alloced ? fcxp_alloced : bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp) {
+		bfa_fcxp_alloc_wait(port->fcs->bfa, &scn->fcxp_wqe,
+				    bfa_fcs_port_scn_send_scr, scn);
+		return;
+	}
+	scn->fcxp = fcxp;
+
+	/*
+	 * Handle VU registrations for Base port only
+	 */
+	if ((!port->vport) && bfa_ioc_get_fcmode(&port->fcs->bfa->ioc)) {
+		len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp),
+				   bfa_lps_is_brcd_fabric(port->fabric->lps),
+				   port->pid, 0);
+	} else {
+		len = fc_scr_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), BFA_FALSE,
+				   port->pid, 0);
+	}
+
+	bfa_fcxp_send(fcxp, NULL, port->fabric->vf_id, port->lp_tag, BFA_FALSE,
+		      FC_CLASS_3, len, &fchs, bfa_fcs_port_scn_scr_response,
+		      (void *)scn, FC_MAX_PDUSZ, FC_RA_TOV);
+
+	bfa_sm_send_event(scn, SCNSM_EVENT_SCR_SENT);
+}
+
+static void
+bfa_fcs_port_scn_scr_response(void *fcsarg, struct bfa_fcxp_s *fcxp,
+			      void *cbarg, bfa_status_t req_status,
+			      u32 rsp_len, u32 resid_len,
+			      struct fchs_s *rsp_fchs)
+{
+	struct bfa_fcs_port_scn_s *scn = (struct bfa_fcs_port_scn_s *)cbarg;
+	struct bfa_fcs_port_s *port = scn->port;
+	struct fc_els_cmd_s   *els_cmd;
+	struct fc_ls_rjt_s    *ls_rjt;
+
+	bfa_trc(port->fcs, port->port_cfg.pwwn);
+
+	/*
+	 * Sanity Checks
+	 */
+	if (req_status != BFA_STATUS_OK) {
+		bfa_trc(port->fcs, req_status);
+		bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+		return;
+	}
+
+	els_cmd = (struct fc_els_cmd_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+	switch (els_cmd->els_code) {
+
+	case FC_ELS_ACC:
+		bfa_sm_send_event(scn, SCNSM_EVENT_RSP_OK);
+		break;
+
+	case FC_ELS_LS_RJT:
+
+		ls_rjt = (struct fc_ls_rjt_s *) BFA_FCXP_RSP_PLD(fcxp);
+
+		bfa_trc(port->fcs, ls_rjt->reason_code);
+		bfa_trc(port->fcs, ls_rjt->reason_code_expl);
+
+		bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+		break;
+
+	default:
+		bfa_sm_send_event(scn, SCNSM_EVENT_RSP_ERROR);
+	}
+}
+
+/*
+ * Send a LS Accept
+ */
+static void
+bfa_fcs_port_scn_send_ls_acc(struct bfa_fcs_port_s *port,
+			struct fchs_s *rx_fchs)
+{
+	struct fchs_s          fchs;
+	struct bfa_fcxp_s *fcxp;
+	struct bfa_rport_s *bfa_rport = NULL;
+	int             len;
+
+	bfa_trc(port->fcs, rx_fchs->s_id);
+
+	fcxp = bfa_fcs_fcxp_alloc(port->fcs);
+	if (!fcxp)
+		return;
+
+	len = fc_ls_acc_build(&fchs, bfa_fcxp_get_reqbuf(fcxp), rx_fchs->s_id,
+			      bfa_fcs_port_get_fcid(port), rx_fchs->ox_id);
+
+	bfa_fcxp_send(fcxp, bfa_rport, port->fabric->vf_id, port->lp_tag,
+		      BFA_FALSE, FC_CLASS_3, len, &fchs, NULL, NULL,
+		      FC_MAX_PDUSZ, 0);
+}
+
+/**
+ *     This routine will be called by bfa_timer on timer timeouts.
+ *
+ * 	param[in] 	vport 			- pointer to bfa_fcs_port_t.
+ * 	param[out]	vport_status 	- pointer to return vport status in
+ *
+ * 	return
+ * 		void
+ *
+*  	Special Considerations:
+ *
+ * 	note
+ */
+static void
+bfa_fcs_port_scn_timeout(void *arg)
+{
+	struct bfa_fcs_port_scn_s *scn = (struct bfa_fcs_port_scn_s *)arg;
+
+	bfa_sm_send_event(scn, SCNSM_EVENT_TIMEOUT);
+}
+
+
+
+/**
+ *  fcs_scn_public FCS state change notification public interfaces
+ */
+
+/*
+ * Functions called by port/fab
+ */
+void
+bfa_fcs_port_scn_init(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+	scn->port = port;
+	bfa_sm_set_state(scn, bfa_fcs_port_scn_sm_offline);
+}
+
+void
+bfa_fcs_port_scn_offline(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+	scn->port = port;
+	bfa_sm_send_event(scn, SCNSM_EVENT_PORT_OFFLINE);
+}
+
+void
+bfa_fcs_port_scn_online(struct bfa_fcs_port_s *port)
+{
+	struct bfa_fcs_port_scn_s *scn = BFA_FCS_GET_SCN_FROM_PORT(port);
+
+	scn->port = port;
+	bfa_sm_send_event(scn, SCNSM_EVENT_PORT_ONLINE);
+}
+
+static void
+bfa_fcs_port_scn_portid_rscn(struct bfa_fcs_port_s *port, u32 rpid)
+{
+	struct bfa_fcs_rport_s *rport;
+
+	bfa_trc(port->fcs, rpid);
+
+	/**
+	 * If this is an unknown device, then it just came online.
+	 * Otherwise let rport handle the RSCN event.
+	 */
+	rport = bfa_fcs_port_get_rport_by_pid(port, rpid);
+	if (rport == NULL) {
+		/*
+		 * If min cfg mode is enabled, we donot need to
+		 * discover any new rports.
+		 */
+		if (!__fcs_min_cfg(port->fcs))
+			rport = bfa_fcs_rport_create(port, rpid);
+	} else {
+		bfa_fcs_rport_scn(rport);
+	}
+}
+
+/**
+ * rscn format based PID comparison
+ */
+#define __fc_pid_match(__c0, __c1, __fmt)		\
+	(((__fmt) == FC_RSCN_FORMAT_FABRIC) ||		\
+	 (((__fmt) == FC_RSCN_FORMAT_DOMAIN) &&		\
+	  ((__c0)[0] == (__c1)[0])) ||			\
+	 (((__fmt) == FC_RSCN_FORMAT_AREA) &&		\
+	  ((__c0)[0] == (__c1)[0]) &&			\
+	  ((__c0)[1] == (__c1)[1])))
+
+static void
+bfa_fcs_port_scn_multiport_rscn(struct bfa_fcs_port_s *port,
+			enum fc_rscn_format format, u32 rscn_pid)
+{
+	struct bfa_fcs_rport_s *rport;
+	struct list_head *qe, *qe_next;
+	u8        *c0, *c1;
+
+	bfa_trc(port->fcs, format);
+	bfa_trc(port->fcs, rscn_pid);
+
+	c0 = (u8 *) &rscn_pid;
+
+	list_for_each_safe(qe, qe_next, &port->rport_q) {
+		rport = (struct bfa_fcs_rport_s *)qe;
+		c1 = (u8 *) &rport->pid;
+		if (__fc_pid_match(c0, c1, format))
+			bfa_fcs_rport_scn(rport);
+	}
+}
+
+void
+bfa_fcs_port_scn_process_rscn(struct bfa_fcs_port_s *port, struct fchs_s *fchs,
+			      u32 len)
+{
+	struct fc_rscn_pl_s   *rscn = (struct fc_rscn_pl_s *) (fchs + 1);
+	int             num_entries;
+	u32        rscn_pid;
+	bfa_boolean_t   nsquery = BFA_FALSE;
+	int             i = 0;
+
+	num_entries =
+		(bfa_os_ntohs(rscn->payldlen) -
+		 sizeof(u32)) / sizeof(rscn->event[0]);
+
+	bfa_trc(port->fcs, num_entries);
+
+	port->stats.num_rscn++;
+
+	bfa_fcs_port_scn_send_ls_acc(port, fchs);
+
+	for (i = 0; i < num_entries; i++) {
+		rscn_pid = rscn->event[i].portid;
+
+		bfa_trc(port->fcs, rscn->event[i].format);
+		bfa_trc(port->fcs, rscn_pid);
+
+		switch (rscn->event[i].format) {
+		case FC_RSCN_FORMAT_PORTID:
+			if (rscn->event[i].qualifier == FC_QOS_RSCN_EVENT) {
+				/*
+				 * Ignore this event. f/w would have processed
+				 * it
+				 */
+				bfa_trc(port->fcs, rscn_pid);
+			} else {
+				port->stats.num_portid_rscn++;
+				bfa_fcs_port_scn_portid_rscn(port, rscn_pid);
+			}
+			break;
+
+		case FC_RSCN_FORMAT_FABRIC:
+			if (rscn->event[i].qualifier ==
+			    FC_FABRIC_NAME_RSCN_EVENT) {
+				bfa_fcs_port_ms_fabric_rscn(port);
+				break;
+			}
+			/*
+			 * !!!!!!!!! Fall Through !!!!!!!!!!!!!
+			 */
+
+		case FC_RSCN_FORMAT_AREA:
+		case FC_RSCN_FORMAT_DOMAIN:
+			nsquery = BFA_TRUE;
+			bfa_fcs_port_scn_multiport_rscn(port,
+							rscn->event[i].format,
+							rscn_pid);
+			break;
+
+		default:
+			bfa_assert(0);
+			nsquery = BFA_TRUE;
+		}
+	}
+
+	/**
+	 * If any of area, domain or fabric RSCN is received, do a fresh discovery
+	 * to find new devices.
+	 */
+	if (nsquery)
+		bfa_fcs_port_ns_query(port);
+}
+
+
diff --git a/drivers/scsi/bfa/vfapi.c b/drivers/scsi/bfa/vfapi.c
new file mode 100644
index 000000000000..31d81fe2fc48
--- /dev/null
+++ b/drivers/scsi/bfa/vfapi.c
@@ -0,0 +1,292 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  vfapi.c Fabric module implementation.
+ */
+
+#include "fcs_fabric.h"
+#include "fcs_trcmod.h"
+
+BFA_TRC_FILE(FCS, VFAPI);
+
+/**
+ *  fcs_vf_api virtual fabrics API
+ */
+
+/**
+ * 		Enable VF mode.
+ *
+ * @param[in]		fcs		fcs module instance
+ * @param[in]		vf_id		default vf_id of port, FC_VF_ID_NULL
+ * 					to use standard default vf_id of 1.
+ *
+ * @retval	BFA_STATUS_OK		vf mode is enabled
+ * @retval	BFA_STATUS_BUSY		Port is active. Port must be disabled
+ *					before VF mode can be enabled.
+ */
+bfa_status_t
+bfa_fcs_vf_mode_enable(struct bfa_fcs_s *fcs, u16 vf_id)
+{
+	return BFA_STATUS_OK;
+}
+
+/**
+ * 		Disable VF mode.
+ *
+ * @param[in]		fcs		fcs module instance
+ *
+ * @retval	BFA_STATUS_OK		vf mode is disabled
+ * @retval	BFA_STATUS_BUSY		VFs are present and being used. All
+ * 					VFs must be deleted before disabling
+ *					VF mode.
+ */
+bfa_status_t
+bfa_fcs_vf_mode_disable(struct bfa_fcs_s *fcs)
+{
+	return BFA_STATUS_OK;
+}
+
+/**
+ * 		Create a new VF instance.
+ *
+ *  A new VF is created using the given VF configuration. A VF is identified
+ *  by VF id. No duplicate VF creation is allowed with the same VF id. Once
+ *  a VF is created, VF is automatically started after link initialization
+ *  and EVFP exchange is completed.
+ *
+ * 	param[in] vf		- 	FCS vf data structure. Memory is
+ *					allocated by caller (driver)
+ * 	param[in] fcs 		- 	FCS module
+ * 	param[in] vf_cfg	- 	VF configuration
+ * 	param[in] vf_drv 	- 	Opaque handle back to the driver's
+ *					virtual vf structure
+ *
+ * 	retval BFA_STATUS_OK VF creation is successful
+ * 	retval BFA_STATUS_FAILED VF creation failed
+ * 	retval BFA_STATUS_EEXIST A VF exists with the given vf_id
+ */
+bfa_status_t
+bfa_fcs_vf_create(bfa_fcs_vf_t *vf, struct bfa_fcs_s *fcs, u16 vf_id,
+		  struct bfa_port_cfg_s *port_cfg, struct bfad_vf_s *vf_drv)
+{
+	bfa_trc(fcs, vf_id);
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Use this function to delete a BFA VF object. VF object should
+ * 		be stopped before this function call.
+ *
+ * 	param[in] vf - pointer to bfa_vf_t.
+ *
+ * 	retval BFA_STATUS_OK	On vf deletion success
+ * 	retval BFA_STATUS_BUSY VF is not in a stopped state
+ * 	retval BFA_STATUS_INPROGRESS VF deletion in in progress
+ */
+bfa_status_t
+bfa_fcs_vf_delete(bfa_fcs_vf_t *vf)
+{
+	bfa_trc(vf->fcs, vf->vf_id);
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Start participation in VF. This triggers login to the virtual fabric.
+ *
+ * 	param[in] vf - pointer to bfa_vf_t.
+ *
+ * 	return None
+ */
+void
+bfa_fcs_vf_start(bfa_fcs_vf_t *vf)
+{
+	bfa_trc(vf->fcs, vf->vf_id);
+}
+
+/**
+ *  	Logout with the virtual fabric.
+ *
+ * 	param[in] vf - pointer to bfa_vf_t.
+ *
+ * 	retval BFA_STATUS_OK 	On success.
+ * 	retval BFA_STATUS_INPROGRESS VF is being stopped.
+ */
+bfa_status_t
+bfa_fcs_vf_stop(bfa_fcs_vf_t *vf)
+{
+	bfa_trc(vf->fcs, vf->vf_id);
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Returns attributes of the given VF.
+ *
+ * 	param[in] 	vf			pointer to bfa_vf_t.
+ * 	param[out] vf_attr 	vf attributes returned
+ *
+ * 	return None
+ */
+void
+bfa_fcs_vf_get_attr(bfa_fcs_vf_t *vf, struct bfa_vf_attr_s *vf_attr)
+{
+	bfa_trc(vf->fcs, vf->vf_id);
+}
+
+/**
+ * 		Return statistics associated with the given vf.
+ *
+ * 	param[in] 	vf			pointer to bfa_vf_t.
+ * 	param[out] vf_stats 	vf statistics returned
+ *
+ *  @return None
+ */
+void
+bfa_fcs_vf_get_stats(bfa_fcs_vf_t *vf, struct bfa_vf_stats_s *vf_stats)
+{
+	bfa_os_memcpy(vf_stats, &vf->stats, sizeof(struct bfa_vf_stats_s));
+	return;
+}
+
+void
+/**
+ * 		clear statistics associated with the given vf.
+ *
+ * 	param[in] 	vf			pointer to bfa_vf_t.
+ *
+ *  @return None
+ */
+bfa_fcs_vf_clear_stats(bfa_fcs_vf_t *vf)
+{
+	bfa_os_memset(&vf->stats, 0, sizeof(struct bfa_vf_stats_s));
+	return;
+}
+
+/**
+ *  	Returns FCS vf structure for a given vf_id.
+ *
+ * 	param[in] 	vf_id		- VF_ID
+ *
+ * 	return
+ * 		If lookup succeeds, retuns fcs vf object, otherwise returns NULL
+ */
+bfa_fcs_vf_t   *
+bfa_fcs_vf_lookup(struct bfa_fcs_s *fcs, u16 vf_id)
+{
+	bfa_trc(fcs, vf_id);
+	if (vf_id == FC_VF_ID_NULL)
+		return (&fcs->fabric);
+
+	/**
+	 * @todo vf support
+	 */
+
+	return NULL;
+}
+
+/**
+ *  	Returns driver VF structure for a given FCS vf.
+ *
+ * 	param[in] 	vf		- pointer to bfa_vf_t
+ *
+ * 	return Driver VF structure
+ */
+struct bfad_vf_s      *
+bfa_fcs_vf_get_drv_vf(bfa_fcs_vf_t *vf)
+{
+	bfa_assert(vf);
+	bfa_trc(vf->fcs, vf->vf_id);
+	return vf->vf_drv;
+}
+
+/**
+ *  	Return the list of VFs configured.
+ *
+ * 	param[in]	fcs	fcs module instance
+ * 	param[out] 	vf_ids	returned list of vf_ids
+ * 	param[in,out] 	nvfs	in:size of vf_ids array,
+ * 				out:total elements present,
+ * 				actual elements returned is limited by the size
+ *
+ * 	return Driver VF structure
+ */
+void
+bfa_fcs_vf_list(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs)
+{
+	bfa_trc(fcs, *nvfs);
+}
+
+/**
+ *  	Return the list of all VFs visible from fabric.
+ *
+ * 	param[in]	fcs	fcs module instance
+ * 	param[out] 	vf_ids	returned list of vf_ids
+ * 	param[in,out] 	nvfs	in:size of vf_ids array,
+ *				out:total elements present,
+ * 				actual elements returned is limited by the size
+ *
+ * 	return Driver VF structure
+ */
+void
+bfa_fcs_vf_list_all(struct bfa_fcs_s *fcs, u16 *vf_ids, int *nvfs)
+{
+	bfa_trc(fcs, *nvfs);
+}
+
+/**
+ * 		Return the list of local logical ports present in the given VF.
+ *
+ * 	param[in]	vf	vf for which logical ports are returned
+ * 	param[out] 	lpwwn	returned logical port wwn list
+ * 	param[in,out] 	nlports	in:size of lpwwn list;
+ *				out:total elements present,
+ * 				actual elements returned is limited by the size
+ *
+ */
+void
+bfa_fcs_vf_get_ports(bfa_fcs_vf_t *vf, wwn_t lpwwn[], int *nlports)
+{
+	struct list_head        *qe;
+	struct bfa_fcs_vport_s *vport;
+	int             i;
+	struct bfa_fcs_s      *fcs;
+
+	if (vf == NULL || lpwwn == NULL || *nlports == 0)
+		return;
+
+	fcs = vf->fcs;
+
+	bfa_trc(fcs, vf->vf_id);
+	bfa_trc(fcs, (u32) *nlports);
+
+	i = 0;
+	lpwwn[i++] = vf->bport.port_cfg.pwwn;
+
+	list_for_each(qe, &vf->vport_q) {
+		if (i >= *nlports)
+			break;
+
+		vport = (struct bfa_fcs_vport_s *) qe;
+		lpwwn[i++] = vport->lport.port_cfg.pwwn;
+	}
+
+	bfa_trc(fcs, i);
+	*nlports = i;
+	return;
+}
+
+
diff --git a/drivers/scsi/bfa/vport.c b/drivers/scsi/bfa/vport.c
new file mode 100644
index 000000000000..c10af06c5714
--- /dev/null
+++ b/drivers/scsi/bfa/vport.c
@@ -0,0 +1,891 @@
+/*
+ * Copyright (c) 2005-2009 Brocade Communications Systems, Inc.
+ * All rights reserved
+ * www.brocade.com
+ *
+ * Linux driver for Brocade Fibre Channel Host Bus Adapter.
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License (GPL) Version 2 as
+ * published by the Free Software Foundation
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+/**
+ *  bfa_fcs_vport.c FCS virtual port state machine
+ */
+
+#include <bfa.h>
+#include <bfa_svc.h>
+#include <fcbuild.h>
+#include "fcs_fabric.h"
+#include "fcs_lport.h"
+#include "fcs_vport.h"
+#include "fcs_trcmod.h"
+#include "fcs.h"
+#include <aen/bfa_aen_lport.h>
+
+BFA_TRC_FILE(FCS, VPORT);
+
+#define __vport_fcs(__vp)       (__vp)->lport.fcs
+#define __vport_pwwn(__vp)      (__vp)->lport.port_cfg.pwwn
+#define __vport_nwwn(__vp)      (__vp)->lport.port_cfg.nwwn
+#define __vport_bfa(__vp)       (__vp)->lport.fcs->bfa
+#define __vport_fcid(__vp)      (__vp)->lport.pid
+#define __vport_fabric(__vp)    (__vp)->lport.fabric
+#define __vport_vfid(__vp)      (__vp)->lport.fabric->vf_id
+
+#define BFA_FCS_VPORT_MAX_RETRIES  5
+/*
+ * Forward declarations
+ */
+static void     bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport);
+static void     bfa_fcs_vport_timeout(void *vport_arg);
+static void     bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport);
+static void     bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport);
+
+/**
+ *  fcs_vport_sm FCS virtual port state machine
+ */
+
+/**
+ * VPort State Machine events
+ */
+enum bfa_fcs_vport_event {
+	BFA_FCS_VPORT_SM_CREATE = 1,	/*  vport create event */
+	BFA_FCS_VPORT_SM_DELETE = 2,	/*  vport delete event */
+	BFA_FCS_VPORT_SM_START = 3,	/*  vport start request */
+	BFA_FCS_VPORT_SM_STOP = 4,	/*  stop: unsupported */
+	BFA_FCS_VPORT_SM_ONLINE = 5,	/*  fabric online */
+	BFA_FCS_VPORT_SM_OFFLINE = 6,	/*  fabric offline event */
+	BFA_FCS_VPORT_SM_FRMSENT = 7,	/*  fdisc/logo sent events */
+	BFA_FCS_VPORT_SM_RSP_OK = 8,	/*  good response */
+	BFA_FCS_VPORT_SM_RSP_ERROR = 9,	/*  error/bad response */
+	BFA_FCS_VPORT_SM_TIMEOUT = 10,	/*  delay timer event */
+	BFA_FCS_VPORT_SM_DELCOMP = 11,	/*  lport delete completion */
+	BFA_FCS_VPORT_SM_RSP_DUP_WWN = 12,	/*  Dup wnn error */
+	BFA_FCS_VPORT_SM_RSP_FAILED = 13,	/*  non-retryable failure */
+};
+
+static void     bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
+					enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
+					 enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
+					 enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
+				       enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
+					     enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
+					enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
+					  enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
+					 enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
+				      enum bfa_fcs_vport_event event);
+static void     bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
+				       enum bfa_fcs_vport_event event);
+
+static struct bfa_sm_table_s vport_sm_table[] = {
+	{BFA_SM(bfa_fcs_vport_sm_uninit), BFA_FCS_VPORT_UNINIT},
+	{BFA_SM(bfa_fcs_vport_sm_created), BFA_FCS_VPORT_CREATED},
+	{BFA_SM(bfa_fcs_vport_sm_offline), BFA_FCS_VPORT_OFFLINE},
+	{BFA_SM(bfa_fcs_vport_sm_fdisc), BFA_FCS_VPORT_FDISC},
+	{BFA_SM(bfa_fcs_vport_sm_fdisc_retry), BFA_FCS_VPORT_FDISC_RETRY},
+	{BFA_SM(bfa_fcs_vport_sm_online), BFA_FCS_VPORT_ONLINE},
+	{BFA_SM(bfa_fcs_vport_sm_deleting), BFA_FCS_VPORT_DELETING},
+	{BFA_SM(bfa_fcs_vport_sm_cleanup), BFA_FCS_VPORT_CLEANUP},
+	{BFA_SM(bfa_fcs_vport_sm_logo), BFA_FCS_VPORT_LOGO},
+	{BFA_SM(bfa_fcs_vport_sm_error), BFA_FCS_VPORT_ERROR}
+};
+
+/**
+ * Beginning state.
+ */
+static void
+bfa_fcs_vport_sm_uninit(struct bfa_fcs_vport_s *vport,
+			enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_CREATE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_created);
+		bfa_fcs_fabric_addvport(__vport_fabric(vport), vport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Created state - a start event is required to start up the state machine.
+ */
+static void
+bfa_fcs_vport_sm_created(struct bfa_fcs_vport_s *vport,
+			 enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_START:
+		if (bfa_fcs_fabric_is_online(__vport_fabric(vport))
+		    && bfa_fcs_fabric_npiv_capable(__vport_fabric(vport))) {
+			bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+			bfa_fcs_vport_do_fdisc(vport);
+		} else {
+			/**
+			 * Fabric is offline or not NPIV capable, stay in
+			 * offline state.
+			 */
+			vport->vport_stats.fab_no_npiv++;
+			bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+		}
+		break;
+
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+		bfa_fcs_port_delete(&vport->lport);
+		break;
+
+	case BFA_FCS_VPORT_SM_ONLINE:
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		/**
+		 * Ignore ONLINE/OFFLINE events from fabric till vport is started.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Offline state - awaiting ONLINE event from fabric SM.
+ */
+static void
+bfa_fcs_vport_sm_offline(struct bfa_fcs_vport_s *vport,
+			 enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+		bfa_fcs_port_delete(&vport->lport);
+		break;
+
+	case BFA_FCS_VPORT_SM_ONLINE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+		vport->fdisc_retries = 0;
+		bfa_fcs_vport_do_fdisc(vport);
+		break;
+
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		/*
+		 * This can happen if the vport couldn't be initialzied due
+		 * the fact that the npiv was not enabled on the switch. In
+		 * that case we will put the vport in offline state. However,
+		 * the link can go down and cause the this event to be sent when
+		 * we are already offline. Ignore it.
+		 */
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * FDISC is sent and awaiting reply from fabric.
+ */
+static void
+bfa_fcs_vport_sm_fdisc(struct bfa_fcs_vport_s *vport,
+		       enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo);
+		bfa_lps_discard(vport->lps);
+		bfa_fcs_vport_do_logo(vport);
+		break;
+
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+		bfa_lps_discard(vport->lps);
+		break;
+
+	case BFA_FCS_VPORT_SM_RSP_OK:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_online);
+		bfa_fcs_port_online(&vport->lport);
+		break;
+
+	case BFA_FCS_VPORT_SM_RSP_ERROR:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc_retry);
+		bfa_timer_start(__vport_bfa(vport), &vport->timer,
+				bfa_fcs_vport_timeout, vport,
+				BFA_FCS_RETRY_TIMEOUT);
+		break;
+
+	case BFA_FCS_VPORT_SM_RSP_FAILED:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+		break;
+
+	case BFA_FCS_VPORT_SM_RSP_DUP_WWN:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_error);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * FDISC attempt failed - a timer is active to retry FDISC.
+ */
+static void
+bfa_fcs_vport_sm_fdisc_retry(struct bfa_fcs_vport_s *vport,
+			     enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+		bfa_timer_stop(&vport->timer);
+		bfa_fcs_port_delete(&vport->lport);
+		break;
+
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+		bfa_timer_stop(&vport->timer);
+		break;
+
+	case BFA_FCS_VPORT_SM_TIMEOUT:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_fdisc);
+		vport->vport_stats.fdisc_retries++;
+		vport->fdisc_retries++;
+		bfa_fcs_vport_do_fdisc(vport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Vport is online (FDISC is complete).
+ */
+static void
+bfa_fcs_vport_sm_online(struct bfa_fcs_vport_s *vport,
+			enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_deleting);
+		bfa_fcs_port_delete(&vport->lport);
+		break;
+
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_offline);
+		bfa_lps_discard(vport->lps);
+		bfa_fcs_port_offline(&vport->lport);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Vport is being deleted - awaiting lport delete completion to send
+ * LOGO to fabric.
+ */
+static void
+bfa_fcs_vport_sm_deleting(struct bfa_fcs_vport_s *vport,
+			  enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		break;
+
+	case BFA_FCS_VPORT_SM_DELCOMP:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_logo);
+		bfa_fcs_vport_do_logo(vport);
+		break;
+
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_cleanup);
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * Error State.
+ * This state will be set when the Vport Creation fails due to errors like
+ * Dup WWN. In this state only operation allowed is a Vport Delete.
+ */
+static void
+bfa_fcs_vport_sm_error(struct bfa_fcs_vport_s *vport,
+		       enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELETE:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+		bfa_fcs_vport_free(vport);
+		break;
+
+	default:
+		bfa_trc(__vport_fcs(vport), event);
+	}
+}
+
+/**
+ * Lport cleanup is in progress since vport is being deleted. Fabric is
+ * offline, so no LOGO is needed to complete vport deletion.
+ */
+static void
+bfa_fcs_vport_sm_cleanup(struct bfa_fcs_vport_s *vport,
+			 enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_DELCOMP:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+		bfa_fcs_vport_free(vport);
+		break;
+
+	case BFA_FCS_VPORT_SM_DELETE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+/**
+ * LOGO is sent to fabric. Vport delete is in progress. Lport delete cleanup
+ * is done.
+ */
+static void
+bfa_fcs_vport_sm_logo(struct bfa_fcs_vport_s *vport,
+		      enum bfa_fcs_vport_event event)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), event);
+
+	switch (event) {
+	case BFA_FCS_VPORT_SM_OFFLINE:
+		bfa_lps_discard(vport->lps);
+		/*
+		 * !!! fall through !!!
+		 */
+
+	case BFA_FCS_VPORT_SM_RSP_OK:
+	case BFA_FCS_VPORT_SM_RSP_ERROR:
+		bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+		bfa_fcs_vport_free(vport);
+		break;
+
+	case BFA_FCS_VPORT_SM_DELETE:
+		break;
+
+	default:
+		bfa_assert(0);
+	}
+}
+
+
+
+/**
+ *  fcs_vport_private FCS virtual port private functions
+ */
+
+/**
+ * Send AEN notification
+ */
+static void
+bfa_fcs_vport_aen_post(bfa_fcs_lport_t *port, enum bfa_lport_aen_event event)
+{
+	union bfa_aen_data_u aen_data;
+	struct bfa_log_mod_s *logmod = port->fcs->logm;
+	enum bfa_port_role role = port->port_cfg.roles;
+	wwn_t           lpwwn = bfa_fcs_port_get_pwwn(port);
+	char            lpwwn_ptr[BFA_STRING_32];
+	char           *role_str[BFA_PORT_ROLE_FCP_MAX / 2 + 1] =
+		{ "Initiator", "Target", "IPFC" };
+
+	wwn2str(lpwwn_ptr, lpwwn);
+
+	bfa_assert(role <= BFA_PORT_ROLE_FCP_MAX);
+
+	switch (event) {
+	case BFA_LPORT_AEN_NPIV_DUP_WWN:
+		bfa_log(logmod, BFA_AEN_LPORT_NPIV_DUP_WWN, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_NPIV_FABRIC_MAX:
+		bfa_log(logmod, BFA_AEN_LPORT_NPIV_FABRIC_MAX, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	case BFA_LPORT_AEN_NPIV_UNKNOWN:
+		bfa_log(logmod, BFA_AEN_LPORT_NPIV_UNKNOWN, lpwwn_ptr,
+			role_str[role / 2]);
+		break;
+	default:
+		break;
+	}
+
+	aen_data.lport.vf_id = port->fabric->vf_id;
+	aen_data.lport.roles = role;
+	aen_data.lport.ppwwn =
+		bfa_fcs_port_get_pwwn(bfa_fcs_get_base_port(port->fcs));
+	aen_data.lport.lpwwn = lpwwn;
+}
+
+/**
+ * This routine will be called to send a FDISC command.
+ */
+static void
+bfa_fcs_vport_do_fdisc(struct bfa_fcs_vport_s *vport)
+{
+	bfa_lps_fdisc(vport->lps, vport,
+		      bfa_pport_get_maxfrsize(__vport_bfa(vport)),
+		      __vport_pwwn(vport), __vport_nwwn(vport));
+	vport->vport_stats.fdisc_sent++;
+}
+
+static void
+bfa_fcs_vport_fdisc_rejected(struct bfa_fcs_vport_s *vport)
+{
+	u8         lsrjt_rsn = bfa_lps_get_lsrjt_rsn(vport->lps);
+	u8         lsrjt_expl = bfa_lps_get_lsrjt_expl(vport->lps);
+
+	bfa_trc(__vport_fcs(vport), lsrjt_rsn);
+	bfa_trc(__vport_fcs(vport), lsrjt_expl);
+
+	/*
+	 * For certain reason codes, we don't want to retry.
+	 */
+	switch (bfa_lps_get_lsrjt_expl(vport->lps)) {
+	case FC_LS_RJT_EXP_INV_PORT_NAME:	/* by brocade */
+	case FC_LS_RJT_EXP_INVALID_NPORT_ID:	/* by Cisco */
+		if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+			bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+		else {
+			bfa_fcs_vport_aen_post(&vport->lport,
+					       BFA_LPORT_AEN_NPIV_DUP_WWN);
+			bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_DUP_WWN);
+		}
+		break;
+
+	case FC_LS_RJT_EXP_INSUFF_RES:
+		/*
+		 * This means max logins per port/switch setting on the
+		 * switch was exceeded.
+		 */
+		if (vport->fdisc_retries < BFA_FCS_VPORT_MAX_RETRIES)
+			bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+		else {
+			bfa_fcs_vport_aen_post(&vport->lport,
+					       BFA_LPORT_AEN_NPIV_FABRIC_MAX);
+			bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_FAILED);
+		}
+		break;
+
+	default:
+		if (vport->fdisc_retries == 0)	/* Print only once */
+			bfa_fcs_vport_aen_post(&vport->lport,
+					       BFA_LPORT_AEN_NPIV_UNKNOWN);
+		bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+	}
+}
+
+/**
+ * 	Called to send a logout to the fabric. Used when a V-Port is
+ * 	deleted/stopped.
+ */
+static void
+bfa_fcs_vport_do_logo(struct bfa_fcs_vport_s *vport)
+{
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+
+	vport->vport_stats.logo_sent++;
+	bfa_lps_fdisclogo(vport->lps);
+}
+
+/**
+ *     This routine will be called by bfa_timer on timer timeouts.
+ *
+ * 	param[in] 	vport 		- pointer to bfa_fcs_vport_t.
+ * 	param[out]	vport_status 	- pointer to return vport status in
+ *
+ * 	return
+ * 		void
+ *
+* 	Special Considerations:
+ *
+ * 	note
+ */
+static void
+bfa_fcs_vport_timeout(void *vport_arg)
+{
+	struct bfa_fcs_vport_s *vport = (struct bfa_fcs_vport_s *)vport_arg;
+
+	vport->vport_stats.fdisc_timeouts++;
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_TIMEOUT);
+}
+
+static void
+bfa_fcs_vport_free(struct bfa_fcs_vport_s *vport)
+{
+	bfa_fcs_fabric_delvport(__vport_fabric(vport), vport);
+	bfa_fcb_vport_delete(vport->vport_drv);
+	bfa_lps_delete(vport->lps);
+}
+
+
+
+/**
+ *  fcs_vport_public FCS virtual port public interfaces
+ */
+
+/**
+ * Online notification from fabric SM.
+ */
+void
+bfa_fcs_vport_online(struct bfa_fcs_vport_s *vport)
+{
+	vport->vport_stats.fab_online++;
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_ONLINE);
+}
+
+/**
+ * Offline notification from fabric SM.
+ */
+void
+bfa_fcs_vport_offline(struct bfa_fcs_vport_s *vport)
+{
+	vport->vport_stats.fab_offline++;
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_OFFLINE);
+}
+
+/**
+ * Cleanup notification from fabric SM on link timer expiry.
+ */
+void
+bfa_fcs_vport_cleanup(struct bfa_fcs_vport_s *vport)
+{
+	vport->vport_stats.fab_cleanup++;
+}
+
+/**
+ * Delete completion callback from associated lport
+ */
+void
+bfa_fcs_vport_delete_comp(struct bfa_fcs_vport_s *vport)
+{
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELCOMP);
+}
+
+/**
+ *   Module initialization
+ */
+void
+bfa_fcs_vport_modinit(struct bfa_fcs_s *fcs)
+{
+}
+
+/**
+ *   Module cleanup
+ */
+void
+bfa_fcs_vport_modexit(struct bfa_fcs_s *fcs)
+{
+	bfa_fcs_modexit_comp(fcs);
+}
+
+u32
+bfa_fcs_vport_get_max(struct bfa_fcs_s *fcs)
+{
+	struct bfa_ioc_attr_s ioc_attr;
+
+	bfa_get_attr(fcs->bfa, &ioc_attr);
+
+	if (ioc_attr.pci_attr.device_id == BFA_PCI_DEVICE_ID_CT)
+		return (BFA_FCS_MAX_VPORTS_SUPP_CT);
+	else
+		return (BFA_FCS_MAX_VPORTS_SUPP_CB);
+}
+
+
+
+/**
+ *  fcs_vport_api Virtual port API
+ */
+
+/**
+ *  	Use this function to instantiate a new FCS vport object. This
+ * 	function will not trigger any HW initialization process (which will be
+ * 	done in vport_start() call)
+ *
+ * 	param[in] vport	- 	pointer to bfa_fcs_vport_t. This space
+ * 					needs to be allocated by the driver.
+ * 	param[in] fcs 		- 	FCS instance
+ * 	param[in] vport_cfg	- 	vport configuration
+ * 	param[in] vf_id    	- 	VF_ID if vport is created within a VF.
+ *                          		FC_VF_ID_NULL to specify base fabric.
+ * 	param[in] vport_drv 	- 	Opaque handle back to the driver's vport
+ * 					structure
+ *
+ * 	retval BFA_STATUS_OK - on success.
+ * 	retval BFA_STATUS_FAILED - on failure.
+ */
+bfa_status_t
+bfa_fcs_vport_create(struct bfa_fcs_vport_s *vport, struct bfa_fcs_s *fcs,
+		     u16 vf_id, struct bfa_port_cfg_s *vport_cfg,
+		     struct bfad_vport_s *vport_drv)
+{
+	if (vport_cfg->pwwn == 0)
+		return (BFA_STATUS_INVALID_WWN);
+
+	if (bfa_fcs_port_get_pwwn(&fcs->fabric.bport) == vport_cfg->pwwn)
+		return BFA_STATUS_VPORT_WWN_BP;
+
+	if (bfa_fcs_vport_lookup(fcs, vf_id, vport_cfg->pwwn) != NULL)
+		return BFA_STATUS_VPORT_EXISTS;
+
+	if (bfa_fcs_fabric_vport_count(&fcs->fabric) ==
+	    bfa_fcs_vport_get_max(fcs))
+		return BFA_STATUS_VPORT_MAX;
+
+	vport->lps = bfa_lps_alloc(fcs->bfa);
+	if (!vport->lps)
+		return BFA_STATUS_VPORT_MAX;
+
+	vport->vport_drv = vport_drv;
+	bfa_sm_set_state(vport, bfa_fcs_vport_sm_uninit);
+
+	bfa_fcs_lport_init(&vport->lport, fcs, vf_id, vport_cfg, vport);
+
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_CREATE);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Use this function initialize the vport.
+ *
+ *  @param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ *  @returns None
+ */
+bfa_status_t
+bfa_fcs_vport_start(struct bfa_fcs_vport_s *vport)
+{
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_START);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Use this function quiese the vport object. This function will return
+ * 	immediately, when the vport is actually stopped, the
+ * 	bfa_drv_vport_stop_cb() will be called.
+ *
+ * 	param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * 	return None
+ */
+bfa_status_t
+bfa_fcs_vport_stop(struct bfa_fcs_vport_s *vport)
+{
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_STOP);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Use this function to delete a vport object. Fabric object should
+ * 		be stopped before this function call.
+ *
+ * 	param[in] vport - pointer to bfa_fcs_vport_t.
+ *
+ * 	return     None
+ */
+bfa_status_t
+bfa_fcs_vport_delete(struct bfa_fcs_vport_s *vport)
+{
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_DELETE);
+
+	return BFA_STATUS_OK;
+}
+
+/**
+ *  	Use this function to get vport's current status info.
+ *
+ * 	param[in] 	vport 		pointer to bfa_fcs_vport_t.
+ * 	param[out]	attr 		pointer to return vport attributes
+ *
+ * 	return None
+ */
+void
+bfa_fcs_vport_get_attr(struct bfa_fcs_vport_s *vport,
+		       struct bfa_vport_attr_s *attr)
+{
+	if (vport == NULL || attr == NULL)
+		return;
+
+	bfa_os_memset(attr, 0, sizeof(struct bfa_vport_attr_s));
+
+	bfa_fcs_port_get_attr(&vport->lport, &attr->port_attr);
+	attr->vport_state = bfa_sm_to_state(vport_sm_table, vport->sm);
+}
+
+/**
+ *  	Use this function to get vport's statistics.
+ *
+ * 	param[in] 	vport 		pointer to bfa_fcs_vport_t.
+ * 	param[out]	stats		pointer to return vport statistics in
+ *
+ * 	return None
+ */
+void
+bfa_fcs_vport_get_stats(struct bfa_fcs_vport_s *vport,
+			struct bfa_vport_stats_s *stats)
+{
+	*stats = vport->vport_stats;
+}
+
+/**
+ *  	Use this function to clear vport's statistics.
+ *
+ * 	param[in] 	vport 		pointer to bfa_fcs_vport_t.
+ *
+ * 	return None
+ */
+void
+bfa_fcs_vport_clr_stats(struct bfa_fcs_vport_s *vport)
+{
+	bfa_os_memset(&vport->vport_stats, 0, sizeof(struct bfa_vport_stats_s));
+}
+
+/**
+ *      Lookup a virtual port. Excludes base port from lookup.
+ */
+struct bfa_fcs_vport_s *
+bfa_fcs_vport_lookup(struct bfa_fcs_s *fcs, u16 vf_id, wwn_t vpwwn)
+{
+	struct bfa_fcs_vport_s *vport;
+	struct bfa_fcs_fabric_s *fabric;
+
+	bfa_trc(fcs, vf_id);
+	bfa_trc(fcs, vpwwn);
+
+	fabric = bfa_fcs_vf_lookup(fcs, vf_id);
+	if (!fabric) {
+		bfa_trc(fcs, vf_id);
+		return NULL;
+	}
+
+	vport = bfa_fcs_fabric_vport_lookup(fabric, vpwwn);
+	return vport;
+}
+
+/**
+ * FDISC Response
+ */
+void
+bfa_cb_lps_fdisc_comp(void *bfad, void *uarg, bfa_status_t status)
+{
+	struct bfa_fcs_vport_s *vport = uarg;
+
+	bfa_trc(__vport_fcs(vport), __vport_pwwn(vport));
+	bfa_trc(__vport_fcs(vport), status);
+
+	switch (status) {
+	case BFA_STATUS_OK:
+		/*
+		 * Initialiaze the V-Port fields
+		 */
+		__vport_fcid(vport) = bfa_lps_get_pid(vport->lps);
+		vport->vport_stats.fdisc_accepts++;
+		bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
+		break;
+
+	case BFA_STATUS_INVALID_MAC:
+		/*
+		 * Only for CNA
+		 */
+		vport->vport_stats.fdisc_acc_bad++;
+		bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+
+		break;
+
+	case BFA_STATUS_EPROTOCOL:
+		switch (bfa_lps_get_extstatus(vport->lps)) {
+		case BFA_EPROTO_BAD_ACCEPT:
+			vport->vport_stats.fdisc_acc_bad++;
+			break;
+
+		case BFA_EPROTO_UNKNOWN_RSP:
+			vport->vport_stats.fdisc_unknown_rsp++;
+			break;
+
+		default:
+			break;
+		}
+
+		bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+		break;
+
+	case BFA_STATUS_FABRIC_RJT:
+		vport->vport_stats.fdisc_rejects++;
+		bfa_fcs_vport_fdisc_rejected(vport);
+		break;
+
+	default:
+		vport->vport_stats.fdisc_rsp_err++;
+		bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_ERROR);
+	}
+}
+
+/**
+ * LOGO response
+ */
+void
+bfa_cb_lps_fdisclogo_comp(void *bfad, void *uarg)
+{
+	struct bfa_fcs_vport_s *vport = uarg;
+	bfa_sm_send_event(vport, BFA_FCS_VPORT_SM_RSP_OK);
+}
+
+
diff --git a/drivers/scsi/bnx2i/bnx2i.h b/drivers/scsi/bnx2i/bnx2i.h
index d7576f28c6e9..5edde1a8c04d 100644
--- a/drivers/scsi/bnx2i/bnx2i.h
+++ b/drivers/scsi/bnx2i/bnx2i.h
@@ -100,6 +100,8 @@
 #define CTX_OFFSET 			0x10000
 #define MAX_CID_CNT			0x4000
 
+#define BNX2I_570X_PAGE_SIZE_DEFAULT	4096
+
 /* 5709 context registers */
 #define BNX2_MQ_CONFIG2			0x00003d00
 #define BNX2_MQ_CONFIG2_CONT_SZ		(0x7L<<4)
diff --git a/drivers/scsi/bnx2i/bnx2i_hwi.c b/drivers/scsi/bnx2i/bnx2i_hwi.c
index 906cef5cda86..5c8d7630c13e 100644
--- a/drivers/scsi/bnx2i/bnx2i_hwi.c
+++ b/drivers/scsi/bnx2i/bnx2i_hwi.c
@@ -1340,7 +1340,7 @@ static int bnx2i_process_login_resp(struct iscsi_session *session,
 	resp_hdr->opcode = login->op_code;
 	resp_hdr->flags = login->response_flags;
 	resp_hdr->max_version = login->version_max;
-	resp_hdr->active_version = login->version_active;;
+	resp_hdr->active_version = login->version_active;
 	resp_hdr->hlength = 0;
 
 	hton24(resp_hdr->dlength, login->data_length);
@@ -2386,7 +2386,7 @@ int bnx2i_map_ep_dbell_regs(struct bnx2i_endpoint *ep)
 		ctx_sz = (config2 & BNX2_MQ_CONFIG2_CONT_SZ) >> 3;
 		if (ctx_sz)
 			reg_off = CTX_OFFSET + MAX_CID_CNT * MB_KERNEL_CTX_SIZE
-				  + PAGE_SIZE *
+				  + BNX2I_570X_PAGE_SIZE_DEFAULT *
 				  (((cid_num - first_l4l5) / ctx_sz) + 256);
 		else
 			reg_off = CTX_OFFSET + (MB_KERNEL_CTX_SIZE * cid_num);
diff --git a/drivers/scsi/bnx2i/bnx2i_iscsi.c b/drivers/scsi/bnx2i/bnx2i_iscsi.c
index 9a7ba71f1af4..cafb888c2376 100644
--- a/drivers/scsi/bnx2i/bnx2i_iscsi.c
+++ b/drivers/scsi/bnx2i/bnx2i_iscsi.c
@@ -1243,7 +1243,7 @@ bnx2i_session_create(struct iscsi_endpoint *ep,
 		cmds_max = BNX2I_SQ_WQES_MIN;
 
 	cls_session = iscsi_session_setup(&bnx2i_iscsi_transport, shost,
-					  cmds_max, sizeof(struct bnx2i_cmd),
+					  cmds_max, 0, sizeof(struct bnx2i_cmd),
 					  initial_cmdsn, ISCSI_MAX_TARGET);
 	if (!cls_session)
 		return NULL;
diff --git a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c b/drivers/scsi/cxgb3i/cxgb3i_iscsi.c
index c399f485aa7d..2631bddd255e 100644
--- a/drivers/scsi/cxgb3i/cxgb3i_iscsi.c
+++ b/drivers/scsi/cxgb3i/cxgb3i_iscsi.c
@@ -422,7 +422,7 @@ cxgb3i_session_create(struct iscsi_endpoint *ep, u16 cmds_max, u16 qdepth,
 	BUG_ON(hba != iscsi_host_priv(shost));
 
 	cls_session = iscsi_session_setup(&cxgb3i_iscsi_transport, shost,
-					  cmds_max,
+					  cmds_max, 0,
 					  sizeof(struct iscsi_tcp_task) +
 					  sizeof(struct cxgb3i_task_data),
 					  initial_cmdsn, ISCSI_MAX_TARGET);
diff --git a/drivers/scsi/device_handler/scsi_dh_rdac.c b/drivers/scsi/device_handler/scsi_dh_rdac.c
index 11c89311427e..268189d31d9c 100644
--- a/drivers/scsi/device_handler/scsi_dh_rdac.c
+++ b/drivers/scsi/device_handler/scsi_dh_rdac.c
@@ -500,8 +500,6 @@ static int mode_select_handle_sense(struct scsi_device *sdev,
 	if (!ret)
 		goto done;
 
-	err = SCSI_DH_OK;
-
 	switch (sense_hdr.sense_key) {
 	case NO_SENSE:
 	case ABORTED_COMMAND:
diff --git a/drivers/scsi/dpt_i2o.c b/drivers/scsi/dpt_i2o.c
index b6af63ca980b..496764349c41 100644
--- a/drivers/scsi/dpt_i2o.c
+++ b/drivers/scsi/dpt_i2o.c
@@ -1918,6 +1918,10 @@ static int adpt_i2o_passthru(adpt_hba* pHba, u32 __user *arg)
 		}
 		size = size>>16;
 		size *= 4;
+		if (size > MAX_MESSAGE_SIZE) {
+			rcode = -EINVAL;
+			goto cleanup;
+		}
 		/* Copy in the user's I2O command */
 		if (copy_from_user (msg, user_msg, size)) {
 			rcode = -EFAULT;
diff --git a/drivers/scsi/fcoe/libfcoe.c b/drivers/scsi/fcoe/libfcoe.c
index 62a4c2026072..11ae5c94608b 100644
--- a/drivers/scsi/fcoe/libfcoe.c
+++ b/drivers/scsi/fcoe/libfcoe.c
@@ -29,7 +29,6 @@
 #include <linux/ethtool.h>
 #include <linux/if_ether.h>
 #include <linux/if_vlan.h>
-#include <linux/netdevice.h>
 #include <linux/errno.h>
 #include <linux/bitops.h>
 #include <net/rtnetlink.h>
diff --git a/drivers/scsi/gdth.c b/drivers/scsi/gdth.c
index 185e6bc4dd40..9e8fce0f0c1b 100644
--- a/drivers/scsi/gdth.c
+++ b/drivers/scsi/gdth.c
@@ -2900,7 +2900,7 @@ static int gdth_read_event(gdth_ha_str *ha, int handle, gdth_evt_str *estr)
         eindex = handle;
     estr->event_source = 0;
 
-    if (eindex >= MAX_EVENTS) {
+    if (eindex < 0 || eindex >= MAX_EVENTS) {
         spin_unlock_irqrestore(&ha->smp_lock, flags);
         return eindex;
     }
diff --git a/drivers/scsi/hosts.c b/drivers/scsi/hosts.c
index 5fd2da494d08..c968cc31cd86 100644
--- a/drivers/scsi/hosts.c
+++ b/drivers/scsi/hosts.c
@@ -164,8 +164,8 @@ void scsi_remove_host(struct Scsi_Host *shost)
 			return;
 		}
 	spin_unlock_irqrestore(shost->host_lock, flags);
-	mutex_unlock(&shost->scan_mutex);
 	scsi_forget_host(shost);
+	mutex_unlock(&shost->scan_mutex);
 	scsi_proc_host_rm(shost);
 
 	spin_lock_irqsave(shost->host_lock, flags);
diff --git a/drivers/scsi/hptiop.c b/drivers/scsi/hptiop.c
index c596ab5f05c3..a0e7e711ff9d 100644
--- a/drivers/scsi/hptiop.c
+++ b/drivers/scsi/hptiop.c
@@ -1,6 +1,6 @@
 /*
  * HighPoint RR3xxx/4xxx controller driver for Linux
- * Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved.
+ * Copyright (C) 2006-2009 HighPoint Technologies, Inc. All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -41,7 +41,7 @@ MODULE_DESCRIPTION("HighPoint RocketRAID 3xxx/4xxx Controller Driver");
 
 static char driver_name[] = "hptiop";
 static const char driver_name_long[] = "RocketRAID 3xxx/4xxx Controller driver";
-static const char driver_ver[] = "v1.3 (071203)";
+static const char driver_ver[] = "v1.6 (090910)";
 
 static int iop_send_sync_msg(struct hptiop_hba *hba, u32 msg, u32 millisec);
 static void hptiop_finish_scsi_req(struct hptiop_hba *hba, u32 tag,
@@ -115,9 +115,13 @@ static void hptiop_drain_outbound_queue_itl(struct hptiop_hba *hba)
 static int iop_intr_itl(struct hptiop_hba *hba)
 {
 	struct hpt_iopmu_itl __iomem *iop = hba->u.itl.iop;
+	void __iomem *plx = hba->u.itl.plx;
 	u32 status;
 	int ret = 0;
 
+	if (plx && readl(plx + 0x11C5C) & 0xf)
+		writel(1, plx + 0x11C60);
+
 	status = readl(&iop->outbound_intstatus);
 
 	if (status & IOPMU_OUTBOUND_INT_MSG0) {
@@ -460,15 +464,25 @@ static void __iomem *hptiop_map_pci_bar(struct hptiop_hba *hba, int index)
 
 static int hptiop_map_pci_bar_itl(struct hptiop_hba *hba)
 {
+	struct pci_dev *pcidev = hba->pcidev;
 	hba->u.itl.iop = hptiop_map_pci_bar(hba, 0);
-	if (hba->u.itl.iop)
-		return 0;
-	else
+	if (hba->u.itl.iop == NULL)
 		return -1;
+	if ((pcidev->device & 0xff00) == 0x4400) {
+		hba->u.itl.plx = hba->u.itl.iop;
+		hba->u.itl.iop = hptiop_map_pci_bar(hba, 2);
+		if (hba->u.itl.iop == NULL) {
+			iounmap(hba->u.itl.plx);
+			return -1;
+		}
+	}
+	return 0;
 }
 
 static void hptiop_unmap_pci_bar_itl(struct hptiop_hba *hba)
 {
+	if (hba->u.itl.plx)
+		iounmap(hba->u.itl.plx);
 	iounmap(hba->u.itl.iop);
 }
 
@@ -1239,22 +1253,23 @@ static struct hptiop_adapter_ops hptiop_mv_ops = {
 static struct pci_device_id hptiop_id_table[] = {
 	{ PCI_VDEVICE(TTI, 0x3220), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3320), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x3520), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x4320), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x3410), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3510), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3511), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x3520), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3521), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3522), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x3410), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x3540), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3530), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x3540), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3560), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x4322), (kernel_ulong_t)&hptiop_itl_ops },
-	{ PCI_VDEVICE(TTI, 0x4321), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x4210), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x4211), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x4310), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x4311), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4320), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4321), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4322), (kernel_ulong_t)&hptiop_itl_ops },
+	{ PCI_VDEVICE(TTI, 0x4400), (kernel_ulong_t)&hptiop_itl_ops },
 	{ PCI_VDEVICE(TTI, 0x3120), (kernel_ulong_t)&hptiop_mv_ops },
 	{ PCI_VDEVICE(TTI, 0x3122), (kernel_ulong_t)&hptiop_mv_ops },
 	{ PCI_VDEVICE(TTI, 0x3020), (kernel_ulong_t)&hptiop_mv_ops },
diff --git a/drivers/scsi/hptiop.h b/drivers/scsi/hptiop.h
index a0289f219752..0b871c0ae568 100644
--- a/drivers/scsi/hptiop.h
+++ b/drivers/scsi/hptiop.h
@@ -1,6 +1,6 @@
 /*
  * HighPoint RR3xxx/4xxx controller driver for Linux
- * Copyright (C) 2006-2007 HighPoint Technologies, Inc. All Rights Reserved.
+ * Copyright (C) 2006-2009 HighPoint Technologies, Inc. All Rights Reserved.
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -228,6 +228,7 @@ struct hptiop_hba {
 	union {
 		struct {
 			struct hpt_iopmu_itl __iomem *iop;
+			void __iomem *plx;
 		} itl;
 		struct {
 			struct hpt_iopmv_regs *regs;
diff --git a/drivers/scsi/ibmvscsi/ibmvscsi.c b/drivers/scsi/ibmvscsi/ibmvscsi.c
index 9928704e235f..d9b0e9d31983 100644
--- a/drivers/scsi/ibmvscsi/ibmvscsi.c
+++ b/drivers/scsi/ibmvscsi/ibmvscsi.c
@@ -73,7 +73,6 @@
 #include <linux/of.h>
 #include <asm/firmware.h>
 #include <asm/vio.h>
-#include <asm/firmware.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_cmnd.h>
 #include <scsi/scsi_host.h>
diff --git a/drivers/scsi/ipr.c b/drivers/scsi/ipr.c
index 5f045505a1f4..76d294fc7846 100644
--- a/drivers/scsi/ipr.c
+++ b/drivers/scsi/ipr.c
@@ -4189,6 +4189,25 @@ static irqreturn_t ipr_handle_other_interrupt(struct ipr_ioa_cfg *ioa_cfg,
 }
 
 /**
+ * ipr_isr_eh - Interrupt service routine error handler
+ * @ioa_cfg:	ioa config struct
+ * @msg:	message to log
+ *
+ * Return value:
+ * 	none
+ **/
+static void ipr_isr_eh(struct ipr_ioa_cfg *ioa_cfg, char *msg)
+{
+	ioa_cfg->errors_logged++;
+	dev_err(&ioa_cfg->pdev->dev, "%s\n", msg);
+
+	if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
+		ioa_cfg->sdt_state = GET_DUMP;
+
+	ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
+}
+
+/**
  * ipr_isr - Interrupt service routine
  * @irq:	irq number
  * @devp:	pointer to ioa config struct
@@ -4203,6 +4222,7 @@ static irqreturn_t ipr_isr(int irq, void *devp)
 	volatile u32 int_reg, int_mask_reg;
 	u32 ioasc;
 	u16 cmd_index;
+	int num_hrrq = 0;
 	struct ipr_cmnd *ipr_cmd;
 	irqreturn_t rc = IRQ_NONE;
 
@@ -4233,13 +4253,7 @@ static irqreturn_t ipr_isr(int irq, void *devp)
 				     IPR_HRRQ_REQ_RESP_HANDLE_MASK) >> IPR_HRRQ_REQ_RESP_HANDLE_SHIFT;
 
 			if (unlikely(cmd_index >= IPR_NUM_CMD_BLKS)) {
-				ioa_cfg->errors_logged++;
-				dev_err(&ioa_cfg->pdev->dev, "Invalid response handle from IOA\n");
-
-				if (WAIT_FOR_DUMP == ioa_cfg->sdt_state)
-					ioa_cfg->sdt_state = GET_DUMP;
-
-				ipr_initiate_ioa_reset(ioa_cfg, IPR_SHUTDOWN_NONE);
+				ipr_isr_eh(ioa_cfg, "Invalid response handle from IOA");
 				spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
 				return IRQ_HANDLED;
 			}
@@ -4266,8 +4280,18 @@ static irqreturn_t ipr_isr(int irq, void *devp)
 
 		if (ipr_cmd != NULL) {
 			/* Clear the PCI interrupt */
-			writel(IPR_PCII_HRRQ_UPDATED, ioa_cfg->regs.clr_interrupt_reg);
-			int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg;
+			do {
+				writel(IPR_PCII_HRRQ_UPDATED, ioa_cfg->regs.clr_interrupt_reg);
+				int_reg = readl(ioa_cfg->regs.sense_interrupt_reg) & ~int_mask_reg;
+			} while (int_reg & IPR_PCII_HRRQ_UPDATED &&
+					num_hrrq++ < IPR_MAX_HRRQ_RETRIES);
+
+			if (int_reg & IPR_PCII_HRRQ_UPDATED) {
+				ipr_isr_eh(ioa_cfg, "Error clearing HRRQ");
+				spin_unlock_irqrestore(ioa_cfg->host->host_lock, lock_flags);
+				return IRQ_HANDLED;
+			}
+
 		} else
 			break;
 	}
diff --git a/drivers/scsi/ipr.h b/drivers/scsi/ipr.h
index 163245a1c3e5..19bbcf39f0c9 100644
--- a/drivers/scsi/ipr.h
+++ b/drivers/scsi/ipr.h
@@ -144,6 +144,7 @@
 #define IPR_IOA_MAX_SECTORS				32767
 #define IPR_VSET_MAX_SECTORS				512
 #define IPR_MAX_CDB_LEN					16
+#define IPR_MAX_HRRQ_RETRIES				3
 
 #define IPR_DEFAULT_BUS_WIDTH				16
 #define IPR_80MBs_SCSI_RATE		((80 * 10) / (IPR_DEFAULT_BUS_WIDTH / 8))
diff --git a/drivers/scsi/iscsi_tcp.c b/drivers/scsi/iscsi_tcp.c
index 2b1b834a098b..edc49ca49cea 100644
--- a/drivers/scsi/iscsi_tcp.c
+++ b/drivers/scsi/iscsi_tcp.c
@@ -811,7 +811,7 @@ iscsi_sw_tcp_session_create(struct iscsi_endpoint *ep, uint16_t cmds_max,
 		goto free_host;
 
 	cls_session = iscsi_session_setup(&iscsi_sw_tcp_transport, shost,
-					  cmds_max,
+					  cmds_max, 0,
 					  sizeof(struct iscsi_tcp_task) +
 					  sizeof(struct iscsi_sw_tcp_hdrbuf),
 					  initial_cmdsn, 0);
diff --git a/drivers/scsi/libiscsi.c b/drivers/scsi/libiscsi.c
index 8dc73c489a17..f1a4246f890c 100644
--- a/drivers/scsi/libiscsi.c
+++ b/drivers/scsi/libiscsi.c
@@ -2436,7 +2436,7 @@ static void iscsi_host_dec_session_cnt(struct Scsi_Host *shost)
  */
 struct iscsi_cls_session *
 iscsi_session_setup(struct iscsi_transport *iscsit, struct Scsi_Host *shost,
-		    uint16_t cmds_max, int cmd_task_size,
+		    uint16_t cmds_max, int dd_size, int cmd_task_size,
 		    uint32_t initial_cmdsn, unsigned int id)
 {
 	struct iscsi_host *ihost = shost_priv(shost);
@@ -2486,7 +2486,8 @@ iscsi_session_setup(struct iscsi_transport *iscsit, struct Scsi_Host *shost,
 	scsi_cmds = total_cmds - ISCSI_MGMT_CMDS_MAX;
 
 	cls_session = iscsi_alloc_session(shost, iscsit,
-					  sizeof(struct iscsi_session));
+					  sizeof(struct iscsi_session) +
+					  dd_size);
 	if (!cls_session)
 		goto dec_session_count;
 	session = cls_session->dd_data;
@@ -2503,6 +2504,7 @@ iscsi_session_setup(struct iscsi_transport *iscsit, struct Scsi_Host *shost,
 	session->max_cmdsn = initial_cmdsn + 1;
 	session->max_r2t = 1;
 	session->tt = iscsit;
+	session->dd_data = cls_session->dd_data + sizeof(*session);
 	mutex_init(&session->eh_mutex);
 	spin_lock_init(&session->lock);
 
diff --git a/drivers/scsi/libsas/sas_expander.c b/drivers/scsi/libsas/sas_expander.c
index b3381959acce..33cf988c8c8a 100644
--- a/drivers/scsi/libsas/sas_expander.c
+++ b/drivers/scsi/libsas/sas_expander.c
@@ -960,7 +960,6 @@ static int sas_ex_discover_dev(struct domain_device *dev, int phy_id)
 
 			}
 		}
-		res = 0;
 	}
 
 	return res;
diff --git a/drivers/scsi/lpfc/lpfc_ct.c b/drivers/scsi/lpfc/lpfc_ct.c
index 9df7ed38e1be..9a1bd9534d74 100644
--- a/drivers/scsi/lpfc/lpfc_ct.c
+++ b/drivers/scsi/lpfc/lpfc_ct.c
@@ -1207,7 +1207,7 @@ lpfc_ns_cmd(struct lpfc_vport *vport, int cmdcode,
 		vport->ct_flags &= ~FC_CT_RFF_ID;
 		CtReq->CommandResponse.bits.CmdRsp =
 		    be16_to_cpu(SLI_CTNS_RFF_ID);
-		CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);;
+		CtReq->un.rff.PortId = cpu_to_be32(vport->fc_myDID);
 		CtReq->un.rff.fbits = FC4_FEATURE_INIT;
 		CtReq->un.rff.type_code = FC_FCP_DATA;
 		cmpl = lpfc_cmpl_ct_cmd_rff_id;
diff --git a/drivers/scsi/lpfc/lpfc_scsi.c b/drivers/scsi/lpfc/lpfc_scsi.c
index 61d089703806..c88f59f0ce30 100644
--- a/drivers/scsi/lpfc/lpfc_scsi.c
+++ b/drivers/scsi/lpfc/lpfc_scsi.c
@@ -56,8 +56,6 @@ static char *dif_op_str[] = {
 	"SCSI_PROT_WRITE_INSERT",
 	"SCSI_PROT_READ_PASS",
 	"SCSI_PROT_WRITE_PASS",
-	"SCSI_PROT_READ_CONVERT",
-	"SCSI_PROT_WRITE_CONVERT"
 };
 static void
 lpfc_release_scsi_buf_s4(struct lpfc_hba *phba, struct lpfc_scsi_buf *psb);
@@ -1131,13 +1129,11 @@ lpfc_sc_to_sli_prof(struct scsi_cmnd *sc)
 			ret_prof = LPFC_PROF_A1;
 			break;
 
-		case SCSI_PROT_READ_CONVERT:
-		case SCSI_PROT_WRITE_CONVERT:
+		case SCSI_PROT_READ_PASS:
+		case SCSI_PROT_WRITE_PASS:
 			ret_prof = LPFC_PROF_AST1;
 			break;
 
-		case SCSI_PROT_READ_PASS:
-		case SCSI_PROT_WRITE_PASS:
 		case SCSI_PROT_NORMAL:
 		default:
 			printk(KERN_ERR "Bad op/guard:%d/%d combination\n",
@@ -1157,8 +1153,6 @@ lpfc_sc_to_sli_prof(struct scsi_cmnd *sc)
 			ret_prof = LPFC_PROF_C1;
 			break;
 
-		case SCSI_PROT_READ_CONVERT:
-		case SCSI_PROT_WRITE_CONVERT:
 		case SCSI_PROT_READ_INSERT:
 		case SCSI_PROT_WRITE_STRIP:
 		case SCSI_PROT_NORMAL:
@@ -1209,8 +1203,7 @@ lpfc_get_cmd_dif_parms(struct scsi_cmnd *sc, uint16_t *apptagmask,
 	static int cnt;
 
 	if (protcnt && (op == SCSI_PROT_WRITE_STRIP ||
-				op == SCSI_PROT_WRITE_PASS ||
-				op == SCSI_PROT_WRITE_CONVERT)) {
+				op == SCSI_PROT_WRITE_PASS)) {
 
 		cnt++;
 		spt = page_address(sg_page(scsi_prot_sglist(sc))) +
@@ -1501,8 +1494,6 @@ lpfc_prot_group_type(struct lpfc_hba *phba, struct scsi_cmnd *sc)
 	case SCSI_PROT_WRITE_STRIP:
 	case SCSI_PROT_READ_PASS:
 	case SCSI_PROT_WRITE_PASS:
-	case SCSI_PROT_WRITE_CONVERT:
-	case SCSI_PROT_READ_CONVERT:
 		ret = LPFC_PG_TYPE_DIF_BUF;
 		break;
 	default:
diff --git a/drivers/scsi/megaraid/megaraid_sas.c b/drivers/scsi/megaraid/megaraid_sas.c
index 7dc3d1894b1a..a39addc3a596 100644
--- a/drivers/scsi/megaraid/megaraid_sas.c
+++ b/drivers/scsi/megaraid/megaraid_sas.c
@@ -718,7 +718,7 @@ megasas_build_dcdb(struct megasas_instance *instance, struct scsi_cmnd *scp,
  * megasas_build_ldio -	Prepares IOs to logical devices
  * @instance:		Adapter soft state
  * @scp:		SCSI command
- * @cmd:		Command to to be prepared
+ * @cmd:		Command to be prepared
  *
  * Frames (and accompanying SGLs) for regular SCSI IOs use this function.
  */
diff --git a/drivers/scsi/mpt2sas/Kconfig b/drivers/scsi/mpt2sas/Kconfig
index 4a86855c23b3..70c4c2467dd8 100644
--- a/drivers/scsi/mpt2sas/Kconfig
+++ b/drivers/scsi/mpt2sas/Kconfig
@@ -2,7 +2,7 @@
 # Kernel configuration file for the MPT2SAS
 #
 # This code is based on drivers/scsi/mpt2sas/Kconfig
-# Copyright (C) 2007-2008  LSI Corporation
+# Copyright (C) 2007-2009  LSI Corporation
 #  (mailto:DL-MPTFusionLinux@lsi.com)
 
 # This program is free software; you can redistribute it and/or
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2.h b/drivers/scsi/mpt2sas/mpi/mpi2.h
index 7bb2ece8b2e4..f9f6c0839276 100644
--- a/drivers/scsi/mpt2sas/mpi/mpi2.h
+++ b/drivers/scsi/mpt2sas/mpi/mpi2.h
@@ -8,7 +8,7 @@
  *                  scatter/gather formats.
  *  Creation Date:  June 21, 2006
  *
- *  mpi2.h Version:  02.00.11
+ *  mpi2.h Version:  02.00.12
  *
  *  Version History
  *  ---------------
@@ -45,6 +45,13 @@
  *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
  *                      Moved LUN field defines from mpi2_init.h.
  *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      In all request and reply descriptors, replaced VF_ID
+ *                      field with MSIxIndex field.
+ *                      Removed DevHandle field from
+ *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
+ *                      bytes reserved.
+ *                      Added RAID Accelerator functionality.
  *  --------------------------------------------------------------------------
  */
 
@@ -70,7 +77,7 @@
 #define MPI2_VERSION_02_00                  (0x0200)
 
 /* versioning for this MPI header set */
-#define MPI2_HEADER_VERSION_UNIT            (0x0B)
+#define MPI2_HEADER_VERSION_UNIT            (0x0C)
 #define MPI2_HEADER_VERSION_DEV             (0x00)
 #define MPI2_HEADER_VERSION_UNIT_MASK       (0xFF00)
 #define MPI2_HEADER_VERSION_UNIT_SHIFT      (8)
@@ -257,7 +264,7 @@ typedef volatile struct _MPI2_SYSTEM_INTERFACE_REGS
 typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
 {
     U8              RequestFlags;               /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U16             LMID;                       /* 0x04 */
     U16             DescriptorTypeDependent;    /* 0x06 */
@@ -271,6 +278,7 @@ typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
 #define MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET             (0x02)
 #define MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY           (0x06)
 #define MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE            (0x08)
+#define MPI2_REQ_DESCRIPT_FLAGS_RAID_ACCELERATOR        (0x0A)
 
 #define MPI2_REQ_DESCRIPT_FLAGS_IOC_FIFO_MARKER (0x01)
 
@@ -279,7 +287,7 @@ typedef struct _MPI2_DEFAULT_REQUEST_DESCRIPTOR
 typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
 {
     U8              RequestFlags;               /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U16             LMID;                       /* 0x04 */
     U16             Reserved1;                  /* 0x06 */
@@ -293,7 +301,7 @@ typedef struct _MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR
 typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
 {
     U8              RequestFlags;               /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U16             LMID;                       /* 0x04 */
     U16             DevHandle;                  /* 0x06 */
@@ -306,7 +314,7 @@ typedef struct _MPI2_SCSI_IO_REQUEST_DESCRIPTOR
 typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
 {
     U8              RequestFlags;               /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U16             LMID;                       /* 0x04 */
     U16             IoIndex;                    /* 0x06 */
@@ -315,14 +323,29 @@ typedef struct _MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR
   Mpi2SCSITargetRequestDescriptor_t,
   MPI2_POINTER pMpi2SCSITargetRequestDescriptor_t;
 
+
+/* RAID Accelerator Request Descriptor */
+typedef struct _MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR {
+    U8              RequestFlags;               /* 0x00 */
+    U8              MSIxIndex;                  /* 0x01 */
+    U16             SMID;                       /* 0x02 */
+    U16             LMID;                       /* 0x04 */
+    U16             Reserved;                   /* 0x06 */
+} MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
+  MPI2_POINTER PTR_MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR,
+  Mpi2RAIDAcceleratorRequestDescriptor_t,
+  MPI2_POINTER pMpi2RAIDAcceleratorRequestDescriptor_t;
+
+
 /* union of Request Descriptors */
 typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
 {
-    MPI2_DEFAULT_REQUEST_DESCRIPTOR         Default;
-    MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR   HighPriority;
-    MPI2_SCSI_IO_REQUEST_DESCRIPTOR         SCSIIO;
-    MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR     SCSITarget;
-    U64                                     Words;
+    MPI2_DEFAULT_REQUEST_DESCRIPTOR             Default;
+    MPI2_HIGH_PRIORITY_REQUEST_DESCRIPTOR       HighPriority;
+    MPI2_SCSI_IO_REQUEST_DESCRIPTOR             SCSIIO;
+    MPI2_SCSI_TARGET_REQUEST_DESCRIPTOR         SCSITarget;
+    MPI2_RAID_ACCEL_REQUEST_DESCRIPTOR          RAIDAccelerator;
+    U64                                         Words;
 } MPI2_REQUEST_DESCRIPTOR_UNION, MPI2_POINTER PTR_MPI2_REQUEST_DESCRIPTOR_UNION,
   Mpi2RequestDescriptorUnion_t, MPI2_POINTER pMpi2RequestDescriptorUnion_t;
 
@@ -333,19 +356,20 @@ typedef union _MPI2_REQUEST_DESCRIPTOR_UNION
 typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
 {
     U8              ReplyFlags;                 /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             DescriptorTypeDependent1;   /* 0x02 */
     U32             DescriptorTypeDependent2;   /* 0x04 */
 } MPI2_DEFAULT_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_DEFAULT_REPLY_DESCRIPTOR,
   Mpi2DefaultReplyDescriptor_t, MPI2_POINTER pMpi2DefaultReplyDescriptor_t;
 
 /* defines for the ReplyFlags field */
-#define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK               (0x0F)
-#define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS         (0x00)
-#define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY           (0x01)
-#define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS    (0x02)
-#define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER   (0x03)
-#define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                  (0x0F)
+#define MPI2_RPY_DESCRIPT_FLAGS_TYPE_MASK                   (0x0F)
+#define MPI2_RPY_DESCRIPT_FLAGS_SCSI_IO_SUCCESS             (0x00)
+#define MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY               (0x01)
+#define MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS        (0x02)
+#define MPI2_RPY_DESCRIPT_FLAGS_TARGET_COMMAND_BUFFER       (0x03)
+#define MPI2_RPY_DESCRIPT_FLAGS_RAID_ACCELERATOR_SUCCESS    (0x05)
+#define MPI2_RPY_DESCRIPT_FLAGS_UNUSED                      (0x0F)
 
 /* values for marking a reply descriptor as unused */
 #define MPI2_RPY_DESCRIPT_UNUSED_WORD0_MARK             (0xFFFFFFFF)
@@ -355,7 +379,7 @@ typedef struct _MPI2_DEFAULT_REPLY_DESCRIPTOR
 typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
 {
     U8              ReplyFlags;                 /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U32             ReplyFrameAddress;          /* 0x04 */
 } MPI2_ADDRESS_REPLY_DESCRIPTOR, MPI2_POINTER PTR_MPI2_ADDRESS_REPLY_DESCRIPTOR,
@@ -368,10 +392,10 @@ typedef struct _MPI2_ADDRESS_REPLY_DESCRIPTOR
 typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
 {
     U8              ReplyFlags;                 /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U16             TaskTag;                    /* 0x04 */
-    U16             DevHandle;                  /* 0x06 */
+    U16             Reserved1;                  /* 0x06 */
 } MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
   MPI2_POINTER PTR_MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR,
   Mpi2SCSIIOSuccessReplyDescriptor_t,
@@ -382,7 +406,7 @@ typedef struct _MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR
 typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
 {
     U8              ReplyFlags;                 /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U16             SMID;                       /* 0x02 */
     U8              SequenceNumber;             /* 0x04 */
     U8              Reserved1;                  /* 0x05 */
@@ -397,7 +421,7 @@ typedef struct _MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR
 typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
 {
     U8              ReplyFlags;                 /* 0x00 */
-    U8              VF_ID;                      /* 0x01 */
+    U8              MSIxIndex;                  /* 0x01 */
     U8              VP_ID;                      /* 0x02 */
     U8              Flags;                      /* 0x03 */
     U16             InitiatorDevHandle;         /* 0x04 */
@@ -411,15 +435,28 @@ typedef struct _MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR
 #define MPI2_RPY_DESCRIPT_TCB_FLAGS_PHYNUM_MASK     (0x3F)
 
 
+/* RAID Accelerator Success Reply Descriptor */
+typedef struct _MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR {
+    U8              ReplyFlags;                 /* 0x00 */
+    U8              MSIxIndex;                  /* 0x01 */
+    U16             SMID;                       /* 0x02 */
+    U32             Reserved;                   /* 0x04 */
+} MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
+  MPI2_POINTER PTR_MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR,
+  Mpi2RAIDAcceleratorSuccessReplyDescriptor_t,
+  MPI2_POINTER pMpi2RAIDAcceleratorSuccessReplyDescriptor_t;
+
+
 /* union of Reply Descriptors */
 typedef union _MPI2_REPLY_DESCRIPTORS_UNION
 {
-    MPI2_DEFAULT_REPLY_DESCRIPTOR               Default;
-    MPI2_ADDRESS_REPLY_DESCRIPTOR               AddressReply;
-    MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR       SCSIIOSuccess;
-    MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR  TargetAssistSuccess;
-    MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR TargetCommandBuffer;
-    U64                                         Words;
+    MPI2_DEFAULT_REPLY_DESCRIPTOR                   Default;
+    MPI2_ADDRESS_REPLY_DESCRIPTOR                   AddressReply;
+    MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR           SCSIIOSuccess;
+    MPI2_TARGETASSIST_SUCCESS_REPLY_DESCRIPTOR      TargetAssistSuccess;
+    MPI2_TARGET_COMMAND_BUFFER_REPLY_DESCRIPTOR     TargetCommandBuffer;
+    MPI2_RAID_ACCELERATOR_SUCCESS_REPLY_DESCRIPTOR  RAIDAcceleratorSuccess;
+    U64                                             Words;
 } MPI2_REPLY_DESCRIPTORS_UNION, MPI2_POINTER PTR_MPI2_REPLY_DESCRIPTORS_UNION,
   Mpi2ReplyDescriptorsUnion_t, MPI2_POINTER pMpi2ReplyDescriptorsUnion_t;
 
@@ -458,6 +495,7 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION
 #define MPI2_FUNCTION_DIAG_RELEASE                  (0x1E) /* Diagnostic Release */
 #define MPI2_FUNCTION_TARGET_CMD_BUF_BASE_POST      (0x24) /* Target Command Buffer Post Base */
 #define MPI2_FUNCTION_TARGET_CMD_BUF_LIST_POST      (0x25) /* Target Command Buffer Post List */
+#define MPI2_FUNCTION_RAID_ACCELERATOR              (0x2C) /* RAID Accelerator*/
 
 
 
@@ -555,12 +593,17 @@ typedef union _MPI2_REPLY_DESCRIPTORS_UNION
 
 #define MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED          (0x00A0)
 
+/****************************************************************************
+*  RAID Accelerator values
+****************************************************************************/
+
+#define MPI2_IOCSTATUS_RAID_ACCEL_ERROR             (0x00B0)
 
 /****************************************************************************
 *  IOCStatus flag to indicate that log info is available
 ****************************************************************************/
 
-#define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE  (0x8000)
+#define MPI2_IOCSTATUS_FLAG_LOG_INFO_AVAILABLE      (0x8000)
 
 /****************************************************************************
 *  IOCLogInfo Types
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h
index 2f27cf6d6c65..ab47c4679640 100644
--- a/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h
+++ b/drivers/scsi/mpt2sas/mpi/mpi2_cnfg.h
@@ -6,7 +6,7 @@
  *          Title:  MPI Configuration messages and pages
  *  Creation Date:  November 10, 2006
  *
- *    mpi2_cnfg.h Version:  02.00.10
+ *    mpi2_cnfg.h Version:  02.00.11
  *
  *  Version History
  *  ---------------
@@ -95,6 +95,11 @@
  *                      Added MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED define.
  *                      Added PortGroups, DmaGroup, and ControlGroup fields to
  *                      SAS Device Page 0.
+ *  05-06-09  02.00.11  Added structures and defines for IO Unit Page 5 and IO
+ *                      Unit Page 6.
+ *                      Added expander reduced functionality data to SAS
+ *                      Expander Page 0.
+ *                      Added SAS PHY Page 2 and SAS PHY Page 3.
  *  --------------------------------------------------------------------------
  */
 
@@ -723,6 +728,65 @@ typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_3
 #define MPI2_IOUNITPAGE3_GPIO_SETTING_ON                (0x0001)
 
 
+/* IO Unit Page 5 */
+
+/*
+ * Upper layer code (drivers, utilities, etc.) should leave this define set to
+ * one and check Header.PageLength or NumDmaEngines at runtime.
+ */
+#ifndef MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES
+#define MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES      (1)
+#endif
+
+typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_5 {
+    MPI2_CONFIG_PAGE_HEADER Header;				/* 0x00 */
+    U64                     RaidAcceleratorBufferBaseAddress;  /* 0x04 */
+    U64                     RaidAcceleratorBufferSize;         /* 0x0C */
+    U64                     RaidAcceleratorControlBaseAddress; /* 0x14 */
+    U8                      RAControlSize;                     /* 0x1C */
+    U8                      NumDmaEngines;                     /* 0x1D */
+    U8                      RAMinControlSize;                  /* 0x1E */
+    U8                      RAMaxControlSize;                  /* 0x1F */
+    U32                     Reserved1;                         /* 0x20 */
+    U32                     Reserved2;                         /* 0x24 */
+    U32                     Reserved3;                         /* 0x28 */
+    U32                     DmaEngineCapabilities
+				[MPI2_IOUNITPAGE5_DMAENGINE_ENTRIES]; /* 0x2C */
+} MPI2_CONFIG_PAGE_IO_UNIT_5, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_IO_UNIT_5,
+  Mpi2IOUnitPage5_t, MPI2_POINTER pMpi2IOUnitPage5_t;
+
+#define MPI2_IOUNITPAGE5_PAGEVERSION                    (0x00)
+
+/* defines for IO Unit Page 5 DmaEngineCapabilities field */
+#define MPI2_IOUNITPAGE5_DMA_CAP_MASK_MAX_REQUESTS      (0xFF00)
+#define MPI2_IOUNITPAGE5_DMA_CAP_SHIFT_MAX_REQUESTS     (16)
+
+#define MPI2_IOUNITPAGE5_DMA_CAP_EEDP                   (0x0008)
+#define MPI2_IOUNITPAGE5_DMA_CAP_PARITY_GENERATION      (0x0004)
+#define MPI2_IOUNITPAGE5_DMA_CAP_HASHING                (0x0002)
+#define MPI2_IOUNITPAGE5_DMA_CAP_ENCRYPTION             (0x0001)
+
+
+/* IO Unit Page 6 */
+
+typedef struct _MPI2_CONFIG_PAGE_IO_UNIT_6 {
+    MPI2_CONFIG_PAGE_HEADER Header;                                 /* 0x00 */
+    U16                     Flags;                                  /* 0x04 */
+    U8                      RAHostControlSize;                      /* 0x06 */
+    U8                      Reserved0;                              /* 0x07 */
+    U64                     RaidAcceleratorHostControlBaseAddress;  /* 0x08 */
+    U32                     Reserved1;                              /* 0x10 */
+    U32                     Reserved2;                              /* 0x14 */
+    U32                     Reserved3;                              /* 0x18 */
+} MPI2_CONFIG_PAGE_IO_UNIT_6, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_IO_UNIT_6,
+  Mpi2IOUnitPage6_t, MPI2_POINTER pMpi2IOUnitPage6_t;
+
+#define MPI2_IOUNITPAGE6_PAGEVERSION                    (0x00)
+
+/* defines for IO Unit Page 6 Flags field */
+#define MPI2_IOUNITPAGE6_FLAGS_ENABLE_RAID_ACCELERATOR  (0x0001)
+
+
 /****************************************************************************
 *   IOC Config Pages
 ****************************************************************************/
@@ -1709,10 +1773,14 @@ typedef struct _MPI2_CONFIG_PAGE_EXPANDER_0
     U64                                 ActiveZoneManagerSASAddress;/* 0x2C */
     U16                                 ZoneLockInactivityLimit;    /* 0x34 */
     U16                                 Reserved1;                  /* 0x36 */
+    U8                                  TimeToReducedFunc;          /* 0x38 */
+    U8                                  InitialTimeToReducedFunc;   /* 0x39 */
+    U8                                  MaxReducedFuncTime;         /* 0x3A */
+    U8                                  Reserved2;                  /* 0x3B */
 } MPI2_CONFIG_PAGE_EXPANDER_0, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_EXPANDER_0,
   Mpi2ExpanderPage0_t, MPI2_POINTER pMpi2ExpanderPage0_t;
 
-#define MPI2_SASEXPANDER0_PAGEVERSION       (0x05)
+#define MPI2_SASEXPANDER0_PAGEVERSION       (0x06)
 
 /* values for SAS Expander Page 0 DiscoveryStatus field */
 #define MPI2_SAS_EXPANDER0_DS_MAX_ENCLOSURES_EXCEED         (0x80000000)
@@ -1737,6 +1805,7 @@ typedef struct _MPI2_CONFIG_PAGE_EXPANDER_0
 #define MPI2_SAS_EXPANDER0_DS_LOOP_DETECTED                 (0x00000001)
 
 /* values for SAS Expander Page 0 Flags field */
+#define MPI2_SAS_EXPANDER0_FLAGS_REDUCED_FUNCTIONALITY      (0x2000)
 #define MPI2_SAS_EXPANDER0_FLAGS_ZONE_LOCKED                (0x1000)
 #define MPI2_SAS_EXPANDER0_FLAGS_SUPPORTED_PHYSICAL_PRES    (0x0800)
 #define MPI2_SAS_EXPANDER0_FLAGS_ASSERTED_PHYSICAL_PRES     (0x0400)
@@ -1944,6 +2013,133 @@ typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_1
 #define MPI2_SASPHY1_PAGEVERSION            (0x01)
 
 
+/* SAS PHY Page 2 */
+
+typedef struct _MPI2_SASPHY2_PHY_EVENT {
+    U8          PhyEventCode;       /* 0x00 */
+    U8          Reserved1;          /* 0x01 */
+    U16         Reserved2;          /* 0x02 */
+    U32         PhyEventInfo;       /* 0x04 */
+} MPI2_SASPHY2_PHY_EVENT, MPI2_POINTER PTR_MPI2_SASPHY2_PHY_EVENT,
+  Mpi2SasPhy2PhyEvent_t, MPI2_POINTER pMpi2SasPhy2PhyEvent_t;
+
+/* use MPI2_SASPHY3_EVENT_CODE_ for the PhyEventCode field */
+
+
+/*
+ * Host code (drivers, BIOS, utilities, etc.) should leave this define set to
+ * one and check Header.ExtPageLength or NumPhyEvents at runtime.
+ */
+#ifndef MPI2_SASPHY2_PHY_EVENT_MAX
+#define MPI2_SASPHY2_PHY_EVENT_MAX      (1)
+#endif
+
+typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_2 {
+    MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header;                     /* 0x00 */
+    U32                                 Reserved1;                  /* 0x08 */
+    U8                                  NumPhyEvents;               /* 0x0C */
+    U8                                  Reserved2;                  /* 0x0D */
+    U16                                 Reserved3;                  /* 0x0E */
+    MPI2_SASPHY2_PHY_EVENT              PhyEvent[MPI2_SASPHY2_PHY_EVENT_MAX];
+								/* 0x10 */
+} MPI2_CONFIG_PAGE_SAS_PHY_2, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SAS_PHY_2,
+  Mpi2SasPhyPage2_t, MPI2_POINTER pMpi2SasPhyPage2_t;
+
+#define MPI2_SASPHY2_PAGEVERSION            (0x00)
+
+
+/* SAS PHY Page 3 */
+
+typedef struct _MPI2_SASPHY3_PHY_EVENT_CONFIG {
+    U8          PhyEventCode;       /* 0x00 */
+    U8          Reserved1;          /* 0x01 */
+    U16         Reserved2;          /* 0x02 */
+    U8          CounterType;        /* 0x04 */
+    U8          ThresholdWindow;    /* 0x05 */
+    U8          TimeUnits;          /* 0x06 */
+    U8          Reserved3;          /* 0x07 */
+    U32         EventThreshold;     /* 0x08 */
+    U16         ThresholdFlags;     /* 0x0C */
+    U16         Reserved4;          /* 0x0E */
+} MPI2_SASPHY3_PHY_EVENT_CONFIG, MPI2_POINTER PTR_MPI2_SASPHY3_PHY_EVENT_CONFIG,
+  Mpi2SasPhy3PhyEventConfig_t, MPI2_POINTER pMpi2SasPhy3PhyEventConfig_t;
+
+/* values for PhyEventCode field */
+#define MPI2_SASPHY3_EVENT_CODE_NO_EVENT                    (0x00)
+#define MPI2_SASPHY3_EVENT_CODE_INVALID_DWORD               (0x01)
+#define MPI2_SASPHY3_EVENT_CODE_RUNNING_DISPARITY_ERROR     (0x02)
+#define MPI2_SASPHY3_EVENT_CODE_LOSS_DWORD_SYNC             (0x03)
+#define MPI2_SASPHY3_EVENT_CODE_PHY_RESET_PROBLEM           (0x04)
+#define MPI2_SASPHY3_EVENT_CODE_ELASTICITY_BUF_OVERFLOW     (0x05)
+#define MPI2_SASPHY3_EVENT_CODE_RX_ERROR                    (0x06)
+#define MPI2_SASPHY3_EVENT_CODE_RX_ADDR_FRAME_ERROR         (0x20)
+#define MPI2_SASPHY3_EVENT_CODE_TX_AC_OPEN_REJECT           (0x21)
+#define MPI2_SASPHY3_EVENT_CODE_RX_AC_OPEN_REJECT           (0x22)
+#define MPI2_SASPHY3_EVENT_CODE_TX_RC_OPEN_REJECT           (0x23)
+#define MPI2_SASPHY3_EVENT_CODE_RX_RC_OPEN_REJECT           (0x24)
+#define MPI2_SASPHY3_EVENT_CODE_RX_AIP_PARTIAL_WAITING_ON   (0x25)
+#define MPI2_SASPHY3_EVENT_CODE_RX_AIP_CONNECT_WAITING_ON   (0x26)
+#define MPI2_SASPHY3_EVENT_CODE_TX_BREAK                    (0x27)
+#define MPI2_SASPHY3_EVENT_CODE_RX_BREAK                    (0x28)
+#define MPI2_SASPHY3_EVENT_CODE_BREAK_TIMEOUT               (0x29)
+#define MPI2_SASPHY3_EVENT_CODE_CONNECTION                  (0x2A)
+#define MPI2_SASPHY3_EVENT_CODE_PEAKTX_PATHWAY_BLOCKED      (0x2B)
+#define MPI2_SASPHY3_EVENT_CODE_PEAKTX_ARB_WAIT_TIME        (0x2C)
+#define MPI2_SASPHY3_EVENT_CODE_PEAK_ARB_WAIT_TIME          (0x2D)
+#define MPI2_SASPHY3_EVENT_CODE_PEAK_CONNECT_TIME           (0x2E)
+#define MPI2_SASPHY3_EVENT_CODE_TX_SSP_FRAMES               (0x40)
+#define MPI2_SASPHY3_EVENT_CODE_RX_SSP_FRAMES               (0x41)
+#define MPI2_SASPHY3_EVENT_CODE_TX_SSP_ERROR_FRAMES         (0x42)
+#define MPI2_SASPHY3_EVENT_CODE_RX_SSP_ERROR_FRAMES         (0x43)
+#define MPI2_SASPHY3_EVENT_CODE_TX_CREDIT_BLOCKED           (0x44)
+#define MPI2_SASPHY3_EVENT_CODE_RX_CREDIT_BLOCKED           (0x45)
+#define MPI2_SASPHY3_EVENT_CODE_TX_SATA_FRAMES              (0x50)
+#define MPI2_SASPHY3_EVENT_CODE_RX_SATA_FRAMES              (0x51)
+#define MPI2_SASPHY3_EVENT_CODE_SATA_OVERFLOW               (0x52)
+#define MPI2_SASPHY3_EVENT_CODE_TX_SMP_FRAMES               (0x60)
+#define MPI2_SASPHY3_EVENT_CODE_RX_SMP_FRAMES               (0x61)
+#define MPI2_SASPHY3_EVENT_CODE_RX_SMP_ERROR_FRAMES         (0x63)
+#define MPI2_SASPHY3_EVENT_CODE_HOTPLUG_TIMEOUT             (0xD0)
+#define MPI2_SASPHY3_EVENT_CODE_MISALIGNED_MUX_PRIMITIVE    (0xD1)
+#define MPI2_SASPHY3_EVENT_CODE_RX_AIP                      (0xD2)
+
+/* values for the CounterType field */
+#define MPI2_SASPHY3_COUNTER_TYPE_WRAPPING                  (0x00)
+#define MPI2_SASPHY3_COUNTER_TYPE_SATURATING                (0x01)
+#define MPI2_SASPHY3_COUNTER_TYPE_PEAK_VALUE                (0x02)
+
+/* values for the TimeUnits field */
+#define MPI2_SASPHY3_TIME_UNITS_10_MICROSECONDS             (0x00)
+#define MPI2_SASPHY3_TIME_UNITS_100_MICROSECONDS            (0x01)
+#define MPI2_SASPHY3_TIME_UNITS_1_MILLISECOND               (0x02)
+#define MPI2_SASPHY3_TIME_UNITS_10_MILLISECONDS             (0x03)
+
+/* values for the ThresholdFlags field */
+#define MPI2_SASPHY3_TFLAGS_PHY_RESET                       (0x0002)
+#define MPI2_SASPHY3_TFLAGS_EVENT_NOTIFY                    (0x0001)
+
+/*
+ * Host code (drivers, BIOS, utilities, etc.) should leave this define set to
+ * one and check Header.ExtPageLength or NumPhyEvents at runtime.
+ */
+#ifndef MPI2_SASPHY3_PHY_EVENT_MAX
+#define MPI2_SASPHY3_PHY_EVENT_MAX      (1)
+#endif
+
+typedef struct _MPI2_CONFIG_PAGE_SAS_PHY_3 {
+    MPI2_CONFIG_EXTENDED_PAGE_HEADER    Header;                     /* 0x00 */
+    U32                                 Reserved1;                  /* 0x08 */
+    U8                                  NumPhyEvents;               /* 0x0C */
+    U8                                  Reserved2;                  /* 0x0D */
+    U16                                 Reserved3;                  /* 0x0E */
+    MPI2_SASPHY3_PHY_EVENT_CONFIG       PhyEventConfig
+					[MPI2_SASPHY3_PHY_EVENT_MAX]; /* 0x10 */
+} MPI2_CONFIG_PAGE_SAS_PHY_3, MPI2_POINTER PTR_MPI2_CONFIG_PAGE_SAS_PHY_3,
+  Mpi2SasPhyPage3_t, MPI2_POINTER pMpi2SasPhyPage3_t;
+
+#define MPI2_SASPHY3_PAGEVERSION            (0x00)
+
+
 /****************************************************************************
 *   SAS Port Config Pages
 ****************************************************************************/
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_history.txt b/drivers/scsi/mpt2sas/mpi/mpi2_history.txt
new file mode 100644
index 000000000000..65fcaa31cb30
--- /dev/null
+++ b/drivers/scsi/mpt2sas/mpi/mpi2_history.txt
@@ -0,0 +1,334 @@
+ ==============================
+ Fusion-MPT MPI 2.0 Header File Change History
+ ==============================
+
+ Copyright (c) 2000-2009 LSI Corporation.
+
+ ---------------------------------------
+ Header Set Release Version:    02.00.12
+ Header Set Release Date:       05-06-09
+ ---------------------------------------
+
+ Filename               Current version     Prior version
+ ----------             ---------------     -------------
+ mpi2.h                 02.00.12            02.00.11
+ mpi2_cnfg.h            02.00.11            02.00.10
+ mpi2_init.h            02.00.07            02.00.06
+ mpi2_ioc.h             02.00.11            02.00.10
+ mpi2_raid.h            02.00.03            02.00.03
+ mpi2_sas.h             02.00.02            02.00.02
+ mpi2_targ.h            02.00.03            02.00.03
+ mpi2_tool.h            02.00.03            02.00.02
+ mpi2_type.h            02.00.00            02.00.00
+ mpi2_ra.h              02.00.00
+ mpi2_history.txt       02.00.11            02.00.12
+
+
+ *  Date      Version   Description
+ *  --------  --------  ------------------------------------------------------
+
+mpi2.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  06-04-07  02.00.01  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  06-26-07  02.00.02  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  08-31-07  02.00.03  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      Moved ReplyPostHostIndex register to offset 0x6C of the
+ *                      MPI2_SYSTEM_INTERFACE_REGS and modified the define for
+ *                      MPI2_REPLY_POST_HOST_INDEX_OFFSET.
+ *                      Added union of request descriptors.
+ *                      Added union of reply descriptors.
+ *  10-31-07  02.00.04  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      Added define for MPI2_VERSION_02_00.
+ *                      Fixed the size of the FunctionDependent5 field in the
+ *                      MPI2_DEFAULT_REPLY structure.
+ *  12-18-07  02.00.05  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      Removed the MPI-defined Fault Codes and extended the
+ *                      product specific codes up to 0xEFFF.
+ *                      Added a sixth key value for the WriteSequence register
+ *                      and changed the flush value to 0x0.
+ *                      Added message function codes for Diagnostic Buffer Post
+ *                      and Diagnsotic Release.
+ *                      New IOCStatus define: MPI2_IOCSTATUS_DIAGNOSTIC_RELEASED
+ *                      Moved MPI2_VERSION_UNION from mpi2_ioc.h.
+ *  02-29-08  02.00.06  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  03-03-08  02.00.07  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  05-21-08  02.00.08  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      Added #defines for marking a reply descriptor as unused.
+ *  06-27-08  02.00.09  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  10-02-08  02.00.10  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      Moved LUN field defines from mpi2_init.h.
+ *  01-19-09  02.00.11  Bumped MPI2_HEADER_VERSION_UNIT.
+ *  05-06-09  02.00.12  Bumped MPI2_HEADER_VERSION_UNIT.
+ *                      In all request and reply descriptors, replaced VF_ID
+ *                      field with MSIxIndex field.
+ *                      Removed DevHandle field from
+ *                      MPI2_SCSI_IO_SUCCESS_REPLY_DESCRIPTOR and made those
+ *                      bytes reserved.
+ *                      Added RAID Accelerator functionality.
+ *  --------------------------------------------------------------------------
+
+mpi2_cnfg.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  06-04-07  02.00.01  Added defines for SAS IO Unit Page 2 PhyFlags.
+ *                      Added Manufacturing Page 11.
+ *                      Added MPI2_SAS_EXPANDER0_FLAGS_CONNECTOR_END_DEVICE
+ *                      define.
+ *  06-26-07  02.00.02  Adding generic structure for product-specific
+ *                      Manufacturing pages: MPI2_CONFIG_PAGE_MANUFACTURING_PS.
+ *                      Rework of BIOS Page 2 configuration page.
+ *                      Fixed MPI2_BIOSPAGE2_BOOT_DEVICE to be a union of the
+ *                      forms.
+ *                      Added configuration pages IOC Page 8 and Driver
+ *                      Persistent Mapping Page 0.
+ *  08-31-07  02.00.03  Modified configuration pages dealing with Integrated
+ *                      RAID (Manufacturing Page 4, RAID Volume Pages 0 and 1,
+ *                      RAID Physical Disk Pages 0 and 1, RAID Configuration
+ *                      Page 0).
+ *                      Added new value for AccessStatus field of SAS Device
+ *                      Page 0 (_SATA_NEEDS_INITIALIZATION).
+ *  10-31-07  02.00.04  Added missing SEPDevHandle field to
+ *                      MPI2_CONFIG_PAGE_SAS_ENCLOSURE_0.
+ *  12-18-07  02.00.05  Modified IO Unit Page 0 to use 32-bit version fields for
+ *                      NVDATA.
+ *                      Modified IOC Page 7 to use masks and added field for
+ *                      SASBroadcastPrimitiveMasks.
+ *                      Added MPI2_CONFIG_PAGE_BIOS_4.
+ *                      Added MPI2_CONFIG_PAGE_LOG_0.
+ *  02-29-08  02.00.06  Modified various names to make them 32-character unique.
+ *                      Added SAS Device IDs.
+ *                      Updated Integrated RAID configuration pages including
+ *                      Manufacturing Page 4, IOC Page 6, and RAID Configuration
+ *                      Page 0.
+ *  05-21-08  02.00.07  Added define MPI2_MANPAGE4_MIX_SSD_SAS_SATA.
+ *                      Added define MPI2_MANPAGE4_PHYSDISK_128MB_COERCION.
+ *                      Fixed define MPI2_IOCPAGE8_FLAGS_ENCLOSURE_SLOT_MAPPING.
+ *                      Added missing MaxNumRoutedSasAddresses field to
+ *                      MPI2_CONFIG_PAGE_EXPANDER_0.
+ *                      Added SAS Port Page 0.
+ *                      Modified structure layout for
+ *                      MPI2_CONFIG_PAGE_DRIVER_MAPPING_0.
+ *  06-27-08  02.00.08  Changed MPI2_CONFIG_PAGE_RD_PDISK_1 to use
+ *                      MPI2_RAID_PHYS_DISK1_PATH_MAX to size the array.
+ *  10-02-08  02.00.09  Changed MPI2_RAID_PGAD_CONFIGNUM_MASK from 0x0000FFFF
+ *                      to 0x000000FF.
+ *                      Added two new values for the Physical Disk Coercion Size
+ *                      bits in the Flags field of Manufacturing Page 4.
+ *                      Added product-specific Manufacturing pages 16 to 31.
+ *                      Modified Flags bits for controlling write cache on SATA
+ *                      drives in IO Unit Page 1.
+ *                      Added new bit to AdditionalControlFlags of SAS IO Unit
+ *                      Page 1 to control Invalid Topology Correction.
+ *                      Added SupportedPhysDisks field to RAID Volume Page 1 and
+ *                      added related defines.
+ *                      Added additional defines for RAID Volume Page 0
+ *                      VolumeStatusFlags field.
+ *                      Modified meaning of RAID Volume Page 0 VolumeSettings
+ *                      define for auto-configure of hot-swap drives.
+ *                      Added PhysDiskAttributes field (and related defines) to
+ *                      RAID Physical Disk Page 0.
+ *                      Added MPI2_SAS_PHYINFO_PHY_VACANT define.
+ *                      Added three new DiscoveryStatus bits for SAS IO Unit
+ *                      Page 0 and SAS Expander Page 0.
+ *                      Removed multiplexing information from SAS IO Unit pages.
+ *                      Added BootDeviceWaitTime field to SAS IO Unit Page 4.
+ *                      Removed Zone Address Resolved bit from PhyInfo and from
+ *                      Expander Page 0 Flags field.
+ *                      Added two new AccessStatus values to SAS Device Page 0
+ *                      for indicating routing problems. Added 3 reserved words
+ *                      to this page.
+ *  01-19-09  02.00.10  Fixed defines for GPIOVal field of IO Unit Page 3.
+ *                      Inserted missing reserved field into structure for IOC
+ *                      Page 6.
+ *                      Added more pending task bits to RAID Volume Page 0
+ *                      VolumeStatusFlags defines.
+ *                      Added MPI2_PHYSDISK0_STATUS_FLAG_NOT_CERTIFIED define.
+ *                      Added a new DiscoveryStatus bit for SAS IO Unit Page 0
+ *                      and SAS Expander Page 0 to flag a downstream initiator
+ *                      when in simplified routing mode.
+ *                      Removed SATA Init Failure defines for DiscoveryStatus
+ *                      fields of SAS IO Unit Page 0 and SAS Expander Page 0.
+ *                      Added MPI2_SAS_DEVICE0_ASTATUS_DEVICE_BLOCKED define.
+ *                      Added PortGroups, DmaGroup, and ControlGroup fields to
+ *                      SAS Device Page 0.
+ *  05-06-09  02.00.11  Added structures and defines for IO Unit Page 5 and IO
+ *                      Unit Page 6.
+ *                      Added expander reduced functionality data to SAS
+ *                      Expander Page 0.
+ *                      Added SAS PHY Page 2 and SAS PHY Page 3.
+ *  --------------------------------------------------------------------------
+
+mpi2_init.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  10-31-07  02.00.01  Fixed name for pMpi2SCSITaskManagementRequest_t.
+ *  12-18-07  02.00.02  Modified Task Management Target Reset Method defines.
+ *  02-29-08  02.00.03  Added Query Task Set and Query Unit Attention.
+ *  03-03-08  02.00.04  Fixed name of struct _MPI2_SCSI_TASK_MANAGE_REPLY.
+ *  05-21-08  02.00.05  Fixed typo in name of Mpi2SepRequest_t.
+ *  10-02-08  02.00.06  Removed Untagged and No Disconnect values from SCSI IO
+ *                      Control field Task Attribute flags.
+ *                      Moved LUN field defines to mpi2.h becasue they are
+ *                      common to many structures.
+ *  05-06-09  02.00.07  Changed task management type of Query Unit Attention to
+ *                      Query Asynchronous Event.
+ *                      Defined two new bits in the SlotStatus field of the SCSI
+ *                      Enclosure Processor Request and Reply.
+ *  --------------------------------------------------------------------------
+
+mpi2_ioc.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  06-04-07  02.00.01  In IOCFacts Reply structure, renamed MaxDevices to
+ *                      MaxTargets.
+ *                      Added TotalImageSize field to FWDownload Request.
+ *                      Added reserved words to FWUpload Request.
+ *  06-26-07  02.00.02  Added IR Configuration Change List Event.
+ *  08-31-07  02.00.03  Removed SystemReplyQueueDepth field from the IOCInit
+ *                      request and replaced it with
+ *                      ReplyDescriptorPostQueueDepth and ReplyFreeQueueDepth.
+ *                      Replaced the MinReplyQueueDepth field of the IOCFacts
+ *                      reply with MaxReplyDescriptorPostQueueDepth.
+ *                      Added MPI2_RDPQ_DEPTH_MIN define to specify the minimum
+ *                      depth for the Reply Descriptor Post Queue.
+ *                      Added SASAddress field to Initiator Device Table
+ *                      Overflow Event data.
+ *  10-31-07  02.00.04  Added ReasonCode MPI2_EVENT_SAS_INIT_RC_NOT_RESPONDING
+ *                      for SAS Initiator Device Status Change Event data.
+ *                      Modified Reason Code defines for SAS Topology Change
+ *                      List Event data, including adding a bit for PHY Vacant
+ *                      status, and adding a mask for the Reason Code.
+ *                      Added define for
+ *                      MPI2_EVENT_SAS_TOPO_ES_DELAY_NOT_RESPONDING.
+ *                      Added define for MPI2_EXT_IMAGE_TYPE_MEGARAID.
+ *  12-18-07  02.00.05  Added Boot Status defines for the IOCExceptions field of
+ *                      the IOCFacts Reply.
+ *                      Removed MPI2_IOCFACTS_CAPABILITY_EXTENDED_BUFFER define.
+ *                      Moved MPI2_VERSION_UNION to mpi2.h.
+ *                      Changed MPI2_EVENT_NOTIFICATION_REQUEST to use masks
+ *                      instead of enables, and added SASBroadcastPrimitiveMasks
+ *                      field.
+ *                      Added Log Entry Added Event and related structure.
+ *  02-29-08  02.00.06  Added define MPI2_IOCFACTS_CAPABILITY_INTEGRATED_RAID.
+ *                      Removed define MPI2_IOCFACTS_PROTOCOL_SMP_TARGET.
+ *                      Added MaxVolumes and MaxPersistentEntries fields to
+ *                      IOCFacts reply.
+ *                      Added ProtocalFlags and IOCCapabilities fields to
+ *                      MPI2_FW_IMAGE_HEADER.
+ *                      Removed MPI2_PORTENABLE_FLAGS_ENABLE_SINGLE_PORT.
+ *  03-03-08  02.00.07  Fixed MPI2_FW_IMAGE_HEADER by changing Reserved26 to
+ *                      a U16 (from a U32).
+ *                      Removed extra 's' from EventMasks name.
+ *  06-27-08  02.00.08  Fixed an offset in a comment.
+ *  10-02-08  02.00.09  Removed SystemReplyFrameSize from MPI2_IOC_INIT_REQUEST.
+ *                      Removed CurReplyFrameSize from MPI2_IOC_FACTS_REPLY and
+ *                      renamed MinReplyFrameSize to ReplyFrameSize.
+ *                      Added MPI2_IOCFACTS_EXCEPT_IR_FOREIGN_CONFIG_MAX.
+ *                      Added two new RAIDOperation values for Integrated RAID
+ *                      Operations Status Event data.
+ *                      Added four new IR Configuration Change List Event data
+ *                      ReasonCode values.
+ *                      Added two new ReasonCode defines for SAS Device Status
+ *                      Change Event data.
+ *                      Added three new DiscoveryStatus bits for the SAS
+ *                      Discovery event data.
+ *                      Added Multiplexing Status Change bit to the PhyStatus
+ *                      field of the SAS Topology Change List event data.
+ *                      Removed define for MPI2_INIT_IMAGE_BOOTFLAGS_XMEMCOPY.
+ *                      BootFlags are now product-specific.
+ *                      Added defines for the indivdual signature bytes
+ *                      for MPI2_INIT_IMAGE_FOOTER.
+ *  01-19-09  02.00.10  Added MPI2_IOCFACTS_CAPABILITY_EVENT_REPLAY define.
+ *                      Added MPI2_EVENT_SAS_DISC_DS_DOWNSTREAM_INITIATOR
+ *                      define.
+ *                      Added MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE
+ *                      define.
+ *                      Removed MPI2_EVENT_SAS_DISC_DS_SATA_INIT_FAILURE define.
+ *  05-06-09  02.00.11  Added MPI2_IOCFACTS_CAPABILITY_RAID_ACCELERATOR define.
+ *                      Added MPI2_IOCFACTS_CAPABILITY_MSI_X_INDEX define.
+ *                      Added two new reason codes for SAS Device Status Change
+ *                      Event.
+ *                      Added new event: SAS PHY Counter.
+ *  --------------------------------------------------------------------------
+
+mpi2_raid.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  08-31-07  02.00.01  Modifications to RAID Action request and reply,
+ *                      including the Actions and ActionData.
+ *  02-29-08  02.00.02  Added MPI2_RAID_ACTION_ADATA_DISABL_FULL_REBUILD.
+ *  05-21-08  02.00.03  Added MPI2_RAID_VOL_CREATION_NUM_PHYSDISKS so that
+ *                      the PhysDisk array in MPI2_RAID_VOLUME_CREATION_STRUCT
+ *                      can be sized by the build environment.
+ *  --------------------------------------------------------------------------
+
+mpi2_sas.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  06-26-07  02.00.01  Added Clear All Persistent Operation to SAS IO Unit
+ *                      Control Request.
+ *  10-02-08  02.00.02  Added Set IOC Parameter Operation to SAS IO Unit Control
+ *                      Request.
+ *  --------------------------------------------------------------------------
+
+mpi2_targ.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  08-31-07  02.00.01  Added Command Buffer Data Location Address Space bits to
+ *                      BufferPostFlags field of CommandBufferPostBase Request.
+ *  02-29-08  02.00.02  Modified various names to make them 32-character unique.
+ *  10-02-08  02.00.03  Removed NextCmdBufferOffset from
+ *                      MPI2_TARGET_CMD_BUF_POST_BASE_REQUEST.
+ *                      Target Status Send Request only takes a single SGE for
+ *                      response data.
+ *  --------------------------------------------------------------------------
+
+mpi2_tool.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  12-18-07  02.00.01  Added Diagnostic Buffer Post and Diagnostic Release
+ *                      structures and defines.
+ *  02-29-08  02.00.02  Modified various names to make them 32-character unique.
+ *  05-06-09  02.00.03  Added ISTWI Read Write Tool and Diagnostic CLI Tool.
+ *  --------------------------------------------------------------------------
+
+mpi2_type.h
+ *  04-30-07  02.00.00  Corresponds to Fusion-MPT MPI Specification Rev A.
+ *  --------------------------------------------------------------------------
+
+mpi2_ra.h
+ *  05-06-09  02.00.00  Initial version.
+ *  --------------------------------------------------------------------------
+
+mpi2_history.txt         Parts list history
+
+Filename     02.00.12
+----------   --------
+mpi2.h       02.00.12
+mpi2_cnfg.h  02.00.11
+mpi2_init.h  02.00.07
+mpi2_ioc.h   02.00.11
+mpi2_raid.h  02.00.03
+mpi2_sas.h   02.00.02
+mpi2_targ.h  02.00.03
+mpi2_tool.h  02.00.03
+mpi2_type.h  02.00.00
+mpi2_ra.h    02.00.00
+
+Filename     02.00.11  02.00.10  02.00.09  02.00.08  02.00.07  02.00.06
+----------   --------  --------  --------  --------  --------  --------
+mpi2.h       02.00.11  02.00.10  02.00.09  02.00.08  02.00.07  02.00.06
+mpi2_cnfg.h  02.00.10  02.00.09  02.00.08  02.00.07  02.00.06  02.00.06
+mpi2_init.h  02.00.06  02.00.06  02.00.05  02.00.05  02.00.04  02.00.03
+mpi2_ioc.h   02.00.10  02.00.09  02.00.08  02.00.07  02.00.07  02.00.06
+mpi2_raid.h  02.00.03  02.00.03  02.00.03  02.00.03  02.00.02  02.00.02
+mpi2_sas.h   02.00.02  02.00.02  02.00.01  02.00.01  02.00.01  02.00.01
+mpi2_targ.h  02.00.03  02.00.03  02.00.02  02.00.02  02.00.02  02.00.02
+mpi2_tool.h  02.00.02  02.00.02  02.00.02  02.00.02  02.00.02  02.00.02
+mpi2_type.h  02.00.00  02.00.00  02.00.00  02.00.00  02.00.00  02.00.00
+
+Filename     02.00.05  02.00.04  02.00.03  02.00.02  02.00.01  02.00.00
+----------   --------  --------  --------  --------  --------  --------
+mpi2.h       02.00.05  02.00.04  02.00.03  02.00.02  02.00.01  02.00.00
+mpi2_cnfg.h  02.00.05  02.00.04  02.00.03  02.00.02  02.00.01  02.00.00
+mpi2_init.h  02.00.02  02.00.01  02.00.00  02.00.00  02.00.00  02.00.00
+mpi2_ioc.h   02.00.05  02.00.04  02.00.03  02.00.02  02.00.01  02.00.00
+mpi2_raid.h  02.00.01  02.00.01  02.00.01  02.00.00  02.00.00  02.00.00
+mpi2_sas.h   02.00.01  02.00.01  02.00.01  02.00.01  02.00.00  02.00.00
+mpi2_targ.h  02.00.01  02.00.01  02.00.01  02.00.00  02.00.00  02.00.00
+mpi2_tool.h  02.00.01  02.00.00  02.00.00  02.00.00  02.00.00  02.00.00
+mpi2_type.h  02.00.00  02.00.00  02.00.00  02.00.00  02.00.00  02.00.00
+
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_init.h b/drivers/scsi/mpt2sas/mpi/mpi2_init.h
index f1115f0f0eb2..563e56d2e945 100644
--- a/drivers/scsi/mpt2sas/mpi/mpi2_init.h
+++ b/drivers/scsi/mpt2sas/mpi/mpi2_init.h
@@ -1,12 +1,12 @@
 /*
- *  Copyright (c) 2000-2008 LSI Corporation.
+ *  Copyright (c) 2000-2009 LSI Corporation.
  *
  *
  *           Name:  mpi2_init.h
  *          Title:  MPI SCSI initiator mode messages and structures
  *  Creation Date:  June 23, 2006
  *
- *    mpi2_init.h Version:  02.00.06
+ *    mpi2_init.h Version:  02.00.07
  *
  *  Version History
  *  ---------------
@@ -23,6 +23,10 @@
  *                      Control field Task Attribute flags.
  *                      Moved LUN field defines to mpi2.h becasue they are
  *                      common to many structures.
+ *  05-06-09  02.00.07  Changed task management type of Query Unit Attention to
+ *                      Query Asynchronous Event.
+ *                      Defined two new bits in the SlotStatus field of the SCSI
+ *                      Enclosure Processor Request and Reply.
  *  --------------------------------------------------------------------------
  */
 
@@ -289,7 +293,11 @@ typedef struct _MPI2_SCSI_TASK_MANAGE_REQUEST
 #define MPI2_SCSITASKMGMT_TASKTYPE_QUERY_TASK           (0x07)
 #define MPI2_SCSITASKMGMT_TASKTYPE_CLR_ACA              (0x08)
 #define MPI2_SCSITASKMGMT_TASKTYPE_QRY_TASK_SET         (0x09)
-#define MPI2_SCSITASKMGMT_TASKTYPE_QRY_UNIT_ATTENTION   (0x0A)
+#define MPI2_SCSITASKMGMT_TASKTYPE_QRY_ASYNC_EVENT      (0x0A)
+
+/* obsolete TaskType name */
+#define MPI2_SCSITASKMGMT_TASKTYPE_QRY_UNIT_ATTENTION	\
+	(MPI2_SCSITASKMGMT_TASKTYPE_QRY_ASYNC_EVENT)
 
 /* MsgFlags bits */
 
@@ -375,6 +383,8 @@ typedef struct _MPI2_SEP_REQUEST
 #define MPI2_SEP_REQ_SLOTSTATUS_HOT_SPARE               (0x00000100)
 #define MPI2_SEP_REQ_SLOTSTATUS_UNCONFIGURED            (0x00000080)
 #define MPI2_SEP_REQ_SLOTSTATUS_PREDICTED_FAULT         (0x00000040)
+#define MPI2_SEP_REQ_SLOTSTATUS_IN_CRITICAL_ARRAY       (0x00000010)
+#define MPI2_SEP_REQ_SLOTSTATUS_IN_FAILED_ARRAY         (0x00000008)
 #define MPI2_SEP_REQ_SLOTSTATUS_DEV_REBUILDING          (0x00000004)
 #define MPI2_SEP_REQ_SLOTSTATUS_DEV_FAULTY              (0x00000002)
 #define MPI2_SEP_REQ_SLOTSTATUS_NO_ERROR                (0x00000001)
@@ -410,6 +420,8 @@ typedef struct _MPI2_SEP_REPLY
 #define MPI2_SEP_REPLY_SLOTSTATUS_HOT_SPARE             (0x00000100)
 #define MPI2_SEP_REPLY_SLOTSTATUS_UNCONFIGURED          (0x00000080)
 #define MPI2_SEP_REPLY_SLOTSTATUS_PREDICTED_FAULT       (0x00000040)
+#define MPI2_SEP_REPLY_SLOTSTATUS_IN_CRITICAL_ARRAY     (0x00000010)
+#define MPI2_SEP_REPLY_SLOTSTATUS_IN_FAILED_ARRAY       (0x00000008)
 #define MPI2_SEP_REPLY_SLOTSTATUS_DEV_REBUILDING        (0x00000004)
 #define MPI2_SEP_REPLY_SLOTSTATUS_DEV_FAULTY            (0x00000002)
 #define MPI2_SEP_REPLY_SLOTSTATUS_NO_ERROR              (0x00000001)
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h
index 8c5d81870c03..c294128bdeb4 100644
--- a/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h
+++ b/drivers/scsi/mpt2sas/mpi/mpi2_ioc.h
@@ -6,7 +6,7 @@
  *          Title:  MPI IOC, Port, Event, FW Download, and FW Upload messages
  *  Creation Date:  October 11, 2006
  *
- *  mpi2_ioc.h Version:  02.00.10
+ *  mpi2_ioc.h Version:  02.00.11
  *
  *  Version History
  *  ---------------
@@ -79,6 +79,11 @@
  *                      Added MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE
  *                      define.
  *                      Removed MPI2_EVENT_SAS_DISC_DS_SATA_INIT_FAILURE define.
+ *  05-06-09  02.00.11  Added MPI2_IOCFACTS_CAPABILITY_RAID_ACCELERATOR define.
+ *                      Added MPI2_IOCFACTS_CAPABILITY_MSI_X_INDEX define.
+ *                      Added two new reason codes for SAS Device Status Change
+ *                      Event.
+ *                      Added new event: SAS PHY Counter.
  *  --------------------------------------------------------------------------
  */
 
@@ -261,6 +266,8 @@ typedef struct _MPI2_IOC_FACTS_REPLY
 /* ProductID field uses MPI2_FW_HEADER_PID_ */
 
 /* IOCCapabilities */
+#define MPI2_IOCFACTS_CAPABILITY_MSI_X_INDEX            (0x00008000)
+#define MPI2_IOCFACTS_CAPABILITY_RAID_ACCELERATOR       (0x00004000)
 #define MPI2_IOCFACTS_CAPABILITY_EVENT_REPLAY           (0x00002000)
 #define MPI2_IOCFACTS_CAPABILITY_INTEGRATED_RAID        (0x00001000)
 #define MPI2_IOCFACTS_CAPABILITY_TLR                    (0x00000800)
@@ -440,6 +447,7 @@ typedef struct _MPI2_EVENT_NOTIFICATION_REPLY
 #define MPI2_EVENT_IR_PHYSICAL_DISK                 (0x001F)
 #define MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST     (0x0020)
 #define MPI2_EVENT_LOG_ENTRY_ADDED                  (0x0021)
+#define MPI2_EVENT_SAS_PHY_COUNTER                  (0x0022)
 
 
 /* Log Entry Added Event data */
@@ -502,17 +510,19 @@ typedef struct _MPI2_EVENT_DATA_SAS_DEVICE_STATUS_CHANGE
   MPI2_POINTER pMpi2EventDataSasDeviceStatusChange_t;
 
 /* SAS Device Status Change Event data ReasonCode values */
-#define MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA               (0x05)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED              (0x07)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET    (0x08)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL      (0x09)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL  (0x0A)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL  (0x0B)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL      (0x0C)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION       (0x0D)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET   (0x0E)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL  (0x0F)
-#define MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE        (0x10)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_SMART_DATA                           (0x05)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_UNSUPPORTED                          (0x07)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_INTERNAL_DEVICE_RESET                (0x08)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_TASK_ABORT_INTERNAL                  (0x09)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_ABORT_TASK_SET_INTERNAL              (0x0A)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_CLEAR_TASK_SET_INTERNAL              (0x0B)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_QUERY_TASK_INTERNAL                  (0x0C)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_ASYNC_NOTIFICATION                   (0x0D)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_CMP_INTERNAL_DEV_RESET               (0x0E)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_CMP_TASK_ABORT_INTERNAL              (0x0F)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_SATA_INIT_FAILURE                    (0x10)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_EXPANDER_REDUCED_FUNCTIONALITY       (0x11)
+#define MPI2_EVENT_SAS_DEV_STAT_RC_CMP_EXPANDER_REDUCED_FUNCTIONALITY   (0x12)
 
 
 /* Integrated RAID Operation Status Event data */
@@ -822,6 +832,37 @@ typedef struct _MPI2_EVENT_DATA_SAS_ENCL_DEV_STATUS_CHANGE
 #define MPI2_EVENT_SAS_ENCL_RC_NOT_RESPONDING       (0x02)
 
 
+/* SAS PHY Counter Event data */
+
+typedef struct _MPI2_EVENT_DATA_SAS_PHY_COUNTER {
+    U64         TimeStamp;          /* 0x00 */
+    U32         Reserved1;          /* 0x08 */
+    U8          PhyEventCode;       /* 0x0C */
+    U8          PhyNum;             /* 0x0D */
+    U16         Reserved2;          /* 0x0E */
+    U32         PhyEventInfo;       /* 0x10 */
+    U8          CounterType;        /* 0x14 */
+    U8          ThresholdWindow;    /* 0x15 */
+    U8          TimeUnits;          /* 0x16 */
+    U8          Reserved3;          /* 0x17 */
+    U32         EventThreshold;     /* 0x18 */
+    U16         ThresholdFlags;     /* 0x1C */
+    U16         Reserved4;          /* 0x1E */
+} MPI2_EVENT_DATA_SAS_PHY_COUNTER,
+  MPI2_POINTER PTR_MPI2_EVENT_DATA_SAS_PHY_COUNTER,
+  Mpi2EventDataSasPhyCounter_t, MPI2_POINTER pMpi2EventDataSasPhyCounter_t;
+
+/* use MPI2_SASPHY3_EVENT_CODE_ values from mpi2_cnfg.h for the
+ * PhyEventCode field
+ * use MPI2_SASPHY3_COUNTER_TYPE_ values from mpi2_cnfg.h for the
+ * CounterType field
+ * use MPI2_SASPHY3_TIME_UNITS_ values from mpi2_cnfg.h for the
+ * TimeUnits field
+ * use MPI2_SASPHY3_TFLAGS_ values from mpi2_cnfg.h for the
+ * ThresholdFlags field
+ * */
+
+
 /****************************************************************************
 *  EventAck message
 ****************************************************************************/
diff --git a/drivers/scsi/mpt2sas/mpi/mpi2_tool.h b/drivers/scsi/mpt2sas/mpi/mpi2_tool.h
index 2ff4e936bd39..007e950f7bfa 100644
--- a/drivers/scsi/mpt2sas/mpi/mpi2_tool.h
+++ b/drivers/scsi/mpt2sas/mpi/mpi2_tool.h
@@ -1,12 +1,12 @@
 /*
- *  Copyright (c) 2000-2008 LSI Corporation.
+ *  Copyright (c) 2000-2009 LSI Corporation.
  *
  *
  *           Name:  mpi2_tool.h
  *          Title:  MPI diagnostic tool structures and definitions
  *  Creation Date:  March 26, 2007
  *
- *    mpi2_tool.h Version:  02.00.02
+ *    mpi2_tool.h Version:  02.00.03
  *
  *  Version History
  *  ---------------
@@ -17,6 +17,7 @@
  *  12-18-07  02.00.01  Added Diagnostic Buffer Post and Diagnostic Release
  *                      structures and defines.
  *  02-29-08  02.00.02  Modified various names to make them 32-character unique.
+ *  05-06-09  02.00.03  Added ISTWI Read Write Tool and Diagnostic CLI Tool.
  *  --------------------------------------------------------------------------
  */
 
@@ -32,7 +33,10 @@
 /* defines for the Tools */
 #define MPI2_TOOLBOX_CLEAN_TOOL                     (0x00)
 #define MPI2_TOOLBOX_MEMORY_MOVE_TOOL               (0x01)
+#define MPI2_TOOLBOX_ISTWI_READ_WRITE_TOOL          (0x03)
 #define MPI2_TOOLBOX_BEACON_TOOL                    (0x05)
+#define MPI2_TOOLBOX_DIAGNOSTIC_CLI_TOOL            (0x06)
+
 
 /****************************************************************************
 *  Toolbox reply
@@ -112,6 +116,77 @@ typedef struct _MPI2_TOOLBOX_MEM_MOVE_REQUEST
 
 
 /****************************************************************************
+*  Toolbox ISTWI Read Write Tool
+****************************************************************************/
+
+/* Toolbox ISTWI Read Write Tool request message */
+typedef struct _MPI2_TOOLBOX_ISTWI_READ_WRITE_REQUEST {
+    U8                      Tool;                       /* 0x00 */
+    U8                      Reserved1;                  /* 0x01 */
+    U8                      ChainOffset;                /* 0x02 */
+    U8                      Function;                   /* 0x03 */
+    U16                     Reserved2;                  /* 0x04 */
+    U8                      Reserved3;                  /* 0x06 */
+    U8                      MsgFlags;                   /* 0x07 */
+    U8                      VP_ID;                      /* 0x08 */
+    U8                      VF_ID;                      /* 0x09 */
+    U16                     Reserved4;                  /* 0x0A */
+    U32                     Reserved5;                  /* 0x0C */
+    U32                     Reserved6;                  /* 0x10 */
+    U8                      DevIndex;                   /* 0x14 */
+    U8                      Action;                     /* 0x15 */
+    U8                      SGLFlags;                   /* 0x16 */
+    U8                      Reserved7;                  /* 0x17 */
+    U16                     TxDataLength;               /* 0x18 */
+    U16                     RxDataLength;               /* 0x1A */
+    U32                     Reserved8;                  /* 0x1C */
+    U32                     Reserved9;                  /* 0x20 */
+    U32                     Reserved10;                 /* 0x24 */
+    U32                     Reserved11;                 /* 0x28 */
+    U32                     Reserved12;                 /* 0x2C */
+    MPI2_SGE_SIMPLE_UNION   SGL;                        /* 0x30 */
+} MPI2_TOOLBOX_ISTWI_READ_WRITE_REQUEST,
+  MPI2_POINTER PTR_MPI2_TOOLBOX_ISTWI_READ_WRITE_REQUEST,
+  Mpi2ToolboxIstwiReadWriteRequest_t,
+  MPI2_POINTER pMpi2ToolboxIstwiReadWriteRequest_t;
+
+/* values for the Action field */
+#define MPI2_TOOL_ISTWI_ACTION_READ_DATA            (0x01)
+#define MPI2_TOOL_ISTWI_ACTION_WRITE_DATA           (0x02)
+#define MPI2_TOOL_ISTWI_ACTION_SEQUENCE             (0x03)
+#define MPI2_TOOL_ISTWI_ACTION_RESERVE_BUS          (0x10)
+#define MPI2_TOOL_ISTWI_ACTION_RELEASE_BUS          (0x11)
+#define MPI2_TOOL_ISTWI_ACTION_RESET                (0x12)
+
+/* values for SGLFlags field are in the SGL section of mpi2.h */
+
+
+/* Toolbox ISTWI Read Write Tool reply message */
+typedef struct _MPI2_TOOLBOX_ISTWI_REPLY {
+    U8                      Tool;                       /* 0x00 */
+    U8                      Reserved1;                  /* 0x01 */
+    U8                      MsgLength;                  /* 0x02 */
+    U8                      Function;                   /* 0x03 */
+    U16                     Reserved2;                  /* 0x04 */
+    U8                      Reserved3;                  /* 0x06 */
+    U8                      MsgFlags;                   /* 0x07 */
+    U8                      VP_ID;                      /* 0x08 */
+    U8                      VF_ID;                      /* 0x09 */
+    U16                     Reserved4;                  /* 0x0A */
+    U16                     Reserved5;                  /* 0x0C */
+    U16                     IOCStatus;                  /* 0x0E */
+    U32                     IOCLogInfo;                 /* 0x10 */
+    U8                      DevIndex;                   /* 0x14 */
+    U8                      Action;                     /* 0x15 */
+    U8                      IstwiStatus;                /* 0x16 */
+    U8                      Reserved6;                  /* 0x17 */
+    U16                     TxDataCount;                /* 0x18 */
+    U16                     RxDataCount;                /* 0x1A */
+} MPI2_TOOLBOX_ISTWI_REPLY, MPI2_POINTER PTR_MPI2_TOOLBOX_ISTWI_REPLY,
+  Mpi2ToolboxIstwiReply_t, MPI2_POINTER pMpi2ToolboxIstwiReply_t;
+
+
+/****************************************************************************
 *  Toolbox Beacon Tool request
 ****************************************************************************/
 
@@ -139,6 +214,61 @@ typedef struct _MPI2_TOOLBOX_BEACON_REQUEST
 #define MPI2_TOOLBOX_FLAGS_BEACONMODE_ON        (0x01)
 
 
+/****************************************************************************
+*  Toolbox Diagnostic CLI Tool
+****************************************************************************/
+
+#define MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH    (0x5C)
+
+/* Toolbox Diagnostic CLI Tool request message */
+typedef struct _MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST {
+    U8                      Tool;                       /* 0x00 */
+    U8                      Reserved1;                  /* 0x01 */
+    U8                      ChainOffset;                /* 0x02 */
+    U8                      Function;                   /* 0x03 */
+    U16                     Reserved2;                  /* 0x04 */
+    U8                      Reserved3;                  /* 0x06 */
+    U8                      MsgFlags;                   /* 0x07 */
+    U8                      VP_ID;                      /* 0x08 */
+    U8                      VF_ID;                      /* 0x09 */
+    U16                     Reserved4;                  /* 0x0A */
+    U8                      SGLFlags;                   /* 0x0C */
+    U8                      Reserved5;                  /* 0x0D */
+    U16                     Reserved6;                  /* 0x0E */
+    U32                     DataLength;                 /* 0x10 */
+    U8                      DiagnosticCliCommand
+		[MPI2_TOOLBOX_DIAG_CLI_CMD_LENGTH];     /* 0x14 */
+    MPI2_SGE_SIMPLE_UNION   SGL;                        /* 0x70 */
+} MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST,
+  MPI2_POINTER PTR_MPI2_TOOLBOX_DIAGNOSTIC_CLI_REQUEST,
+  Mpi2ToolboxDiagnosticCliRequest_t,
+  MPI2_POINTER pMpi2ToolboxDiagnosticCliRequest_t;
+
+/* values for SGLFlags field are in the SGL section of mpi2.h */
+
+
+/* Toolbox Diagnostic CLI Tool reply message */
+typedef struct _MPI2_TOOLBOX_DIAGNOSTIC_CLI_REPLY {
+    U8                      Tool;                       /* 0x00 */
+    U8                      Reserved1;                  /* 0x01 */
+    U8                      MsgLength;                  /* 0x02 */
+    U8                      Function;                   /* 0x03 */
+    U16                     Reserved2;                  /* 0x04 */
+    U8                      Reserved3;                  /* 0x06 */
+    U8                      MsgFlags;                   /* 0x07 */
+    U8                      VP_ID;                      /* 0x08 */
+    U8                      VF_ID;                      /* 0x09 */
+    U16                     Reserved4;                  /* 0x0A */
+    U16                     Reserved5;                  /* 0x0C */
+    U16                     IOCStatus;                  /* 0x0E */
+    U32                     IOCLogInfo;                 /* 0x10 */
+    U32                     ReturnedDataLength;         /* 0x14 */
+} MPI2_TOOLBOX_DIAGNOSTIC_CLI_REPLY,
+  MPI2_POINTER PTR_MPI2_TOOLBOX_DIAG_CLI_REPLY,
+  Mpi2ToolboxDiagnosticCliReply_t,
+  MPI2_POINTER pMpi2ToolboxDiagnosticCliReply_t;
+
+
 /*****************************************************************************
 *
 *       Diagnostic Buffer Messages
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.c b/drivers/scsi/mpt2sas/mpt2sas_base.c
index d95d2f274cb3..670241efa4b5 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.c
@@ -3,7 +3,7 @@
  * for access to MPT (Message Passing Technology) firmware.
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_base.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -63,7 +63,7 @@
 static MPT_CALLBACK	mpt_callbacks[MPT_MAX_CALLBACKS];
 
 #define FAULT_POLLING_INTERVAL 1000 /* in milliseconds */
-#define MPT2SAS_MAX_REQUEST_QUEUE 500 /* maximum controller queue depth */
+#define MPT2SAS_MAX_REQUEST_QUEUE 600 /* maximum controller queue depth */
 
 static int max_queue_depth = -1;
 module_param(max_queue_depth, int, 0);
@@ -543,13 +543,13 @@ mpt2sas_base_fault_info(struct MPT2SAS_ADAPTER *ioc , u16 fault_code)
  * _base_display_reply_info -
  * @ioc: pointer to scsi command object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  *
  * Return nothing.
  */
 static void
-_base_display_reply_info(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
+_base_display_reply_info(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
     u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
@@ -572,22 +572,24 @@ _base_display_reply_info(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
  * mpt2sas_base_done - base internal command completion routine
  * @ioc: pointer to scsi command object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
+u8
+mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
 
 	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (mpi_reply && mpi_reply->Function == MPI2_FUNCTION_EVENT_ACK)
-		return;
+		return 1;
 
 	if (ioc->base_cmds.status == MPT2_CMD_NOT_USED)
-		return;
+		return 1;
 
 	ioc->base_cmds.status |= MPT2_CMD_COMPLETE;
 	if (mpi_reply) {
@@ -596,18 +598,20 @@ mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
 	}
 	ioc->base_cmds.status &= ~MPT2_CMD_PENDING;
 	complete(&ioc->base_cmds.done);
+	return 1;
 }
 
 /**
  * _base_async_event - main callback handler for firmware asyn events
  * @ioc: pointer to scsi command object
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-static void
-_base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
+static u8
+_base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 msix_index, u32 reply)
 {
 	Mpi2EventNotificationReply_t *mpi_reply;
 	Mpi2EventAckRequest_t *ack_request;
@@ -615,9 +619,9 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 
 	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (!mpi_reply)
-		return;
+		return 1;
 	if (mpi_reply->Function != MPI2_FUNCTION_EVENT_NOTIFICATION)
-		return;
+		return 1;
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	_base_display_event_data(ioc, mpi_reply);
 #endif
@@ -635,16 +639,47 @@ _base_async_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 	ack_request->Function = MPI2_FUNCTION_EVENT_ACK;
 	ack_request->Event = mpi_reply->Event;
 	ack_request->EventContext = mpi_reply->EventContext;
-	ack_request->VF_ID = VF_ID;
-	mpt2sas_base_put_smid_default(ioc, smid, VF_ID);
+	ack_request->VF_ID = 0;  /* TODO */
+	ack_request->VP_ID = 0;
+	mpt2sas_base_put_smid_default(ioc, smid);
 
  out:
 
 	/* scsih callback handler */
-	mpt2sas_scsih_event_callback(ioc, VF_ID, reply);
+	mpt2sas_scsih_event_callback(ioc, msix_index, reply);
 
 	/* ctl callback handler */
-	mpt2sas_ctl_event_callback(ioc, VF_ID, reply);
+	mpt2sas_ctl_event_callback(ioc, msix_index, reply);
+
+	return 1;
+}
+
+/**
+ * _base_get_cb_idx - obtain the callback index
+ * @ioc: per adapter object
+ * @smid: system request message index
+ *
+ * Return callback index.
+ */
+static u8
+_base_get_cb_idx(struct MPT2SAS_ADAPTER *ioc, u16 smid)
+{
+	int i;
+	u8 cb_idx = 0xFF;
+
+	if (smid >= ioc->hi_priority_smid) {
+		if (smid < ioc->internal_smid) {
+			i = smid - ioc->hi_priority_smid;
+			cb_idx = ioc->hpr_lookup[i].cb_idx;
+		} else {
+			i = smid - ioc->internal_smid;
+			cb_idx = ioc->internal_lookup[i].cb_idx;
+		}
+	} else {
+		i = smid - 1;
+		cb_idx = ioc->scsi_lookup[i].cb_idx;
+	}
+	return cb_idx;
 }
 
 /**
@@ -680,7 +715,6 @@ _base_unmask_interrupts(struct MPT2SAS_ADAPTER *ioc)
 {
 	u32 him_register;
 
-	writel(0, &ioc->chip->HostInterruptStatus);
 	him_register = readl(&ioc->chip->HostInterruptMask);
 	him_register &= ~MPI2_HIM_RIM;
 	writel(him_register, &ioc->chip->HostInterruptMask);
@@ -712,9 +746,10 @@ _base_interrupt(int irq, void *bus_id)
 	u16 smid;
 	u8 cb_idx;
 	u32 reply;
-	u8 VF_ID;
+	u8 msix_index;
 	struct MPT2SAS_ADAPTER *ioc = bus_id;
 	Mpi2ReplyDescriptorsUnion_t *rpf;
+	u8 rc;
 
 	if (ioc->mask_interrupts)
 		return IRQ_NONE;
@@ -733,7 +768,7 @@ _base_interrupt(int irq, void *bus_id)
 		reply = 0;
 		cb_idx = 0xFF;
 		smid = le16_to_cpu(rpf->Default.DescriptorTypeDependent1);
-		VF_ID = rpf->Default.VF_ID;
+		msix_index = rpf->Default.MSIxIndex;
 		if (request_desript_type ==
 		    MPI2_RPY_DESCRIPT_FLAGS_ADDRESS_REPLY) {
 			reply = le32_to_cpu
@@ -745,16 +780,18 @@ _base_interrupt(int irq, void *bus_id)
 		    MPI2_RPY_DESCRIPT_FLAGS_TARGETASSIST_SUCCESS)
 			goto next;
 		if (smid)
-			cb_idx = ioc->scsi_lookup[smid - 1].cb_idx;
+			cb_idx = _base_get_cb_idx(ioc, smid);
 		if (smid && cb_idx != 0xFF) {
-			mpt_callbacks[cb_idx](ioc, smid, VF_ID, reply);
+			rc = mpt_callbacks[cb_idx](ioc, smid, msix_index,
+			    reply);
 			if (reply)
-				_base_display_reply_info(ioc, smid, VF_ID,
+				_base_display_reply_info(ioc, smid, msix_index,
 				    reply);
-			mpt2sas_base_free_smid(ioc, smid);
+			if (rc)
+				mpt2sas_base_free_smid(ioc, smid);
 		}
 		if (!smid)
-			_base_async_event(ioc, VF_ID, reply);
+			_base_async_event(ioc, msix_index, reply);
 
 		/* reply free queue handling */
 		if (reply) {
@@ -1191,19 +1228,6 @@ mpt2sas_base_map_resources(struct MPT2SAS_ADAPTER *ioc)
 }
 
 /**
- * mpt2sas_base_get_msg_frame_dma - obtain request mf pointer phys addr
- * @ioc: per adapter object
- * @smid: system request message index(smid zero is invalid)
- *
- * Returns phys pointer to message frame.
- */
-dma_addr_t
-mpt2sas_base_get_msg_frame_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid)
-{
-	return ioc->request_dma + (smid * ioc->request_sz);
-}
-
-/**
  * mpt2sas_base_get_msg_frame - obtain request mf pointer
  * @ioc: per adapter object
  * @smid: system request message index(smid zero is invalid)
@@ -1258,7 +1282,7 @@ mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr)
 }
 
 /**
- * mpt2sas_base_get_smid - obtain a free smid
+ * mpt2sas_base_get_smid - obtain a free smid from internal queue
  * @ioc: per adapter object
  * @cb_idx: callback index
  *
@@ -1272,6 +1296,39 @@ mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx)
 	u16 smid;
 
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+	if (list_empty(&ioc->internal_free_list)) {
+		spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+		printk(MPT2SAS_ERR_FMT "%s: smid not available\n",
+		    ioc->name, __func__);
+		return 0;
+	}
+
+	request = list_entry(ioc->internal_free_list.next,
+	    struct request_tracker, tracker_list);
+	request->cb_idx = cb_idx;
+	smid = request->smid;
+	list_del(&request->tracker_list);
+	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+	return smid;
+}
+
+/**
+ * mpt2sas_base_get_smid_scsiio - obtain a free smid from scsiio queue
+ * @ioc: per adapter object
+ * @cb_idx: callback index
+ * @scmd: pointer to scsi command object
+ *
+ * Returns smid (zero is invalid)
+ */
+u16
+mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
+    struct scsi_cmnd *scmd)
+{
+	unsigned long flags;
+	struct request_tracker *request;
+	u16 smid;
+
+	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
 	if (list_empty(&ioc->free_list)) {
 		spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
 		printk(MPT2SAS_ERR_FMT "%s: smid not available\n",
@@ -1281,6 +1338,36 @@ mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx)
 
 	request = list_entry(ioc->free_list.next,
 	    struct request_tracker, tracker_list);
+	request->scmd = scmd;
+	request->cb_idx = cb_idx;
+	smid = request->smid;
+	list_del(&request->tracker_list);
+	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+	return smid;
+}
+
+/**
+ * mpt2sas_base_get_smid_hpr - obtain a free smid from hi-priority queue
+ * @ioc: per adapter object
+ * @cb_idx: callback index
+ *
+ * Returns smid (zero is invalid)
+ */
+u16
+mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx)
+{
+	unsigned long flags;
+	struct request_tracker *request;
+	u16 smid;
+
+	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
+	if (list_empty(&ioc->hpr_free_list)) {
+		spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+		return 0;
+	}
+
+	request = list_entry(ioc->hpr_free_list.next,
+	    struct request_tracker, tracker_list);
 	request->cb_idx = cb_idx;
 	smid = request->smid;
 	list_del(&request->tracker_list);
@@ -1300,10 +1387,32 @@ void
 mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid)
 {
 	unsigned long flags;
+	int i;
 
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	ioc->scsi_lookup[smid - 1].cb_idx = 0xFF;
-	list_add_tail(&ioc->scsi_lookup[smid - 1].tracker_list,
+	if (smid >= ioc->hi_priority_smid) {
+		if (smid < ioc->internal_smid) {
+			/* hi-priority */
+			i = smid - ioc->hi_priority_smid;
+			ioc->hpr_lookup[i].cb_idx = 0xFF;
+			list_add_tail(&ioc->hpr_lookup[i].tracker_list,
+			    &ioc->hpr_free_list);
+		} else {
+			/* internal queue */
+			i = smid - ioc->internal_smid;
+			ioc->internal_lookup[i].cb_idx = 0xFF;
+			list_add_tail(&ioc->internal_lookup[i].tracker_list,
+			    &ioc->internal_free_list);
+		}
+		spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+		return;
+	}
+
+	/* scsiio queue */
+	i = smid - 1;
+	ioc->scsi_lookup[i].cb_idx = 0xFF;
+	ioc->scsi_lookup[i].scmd = NULL;
+	list_add_tail(&ioc->scsi_lookup[i].tracker_list,
 	    &ioc->free_list);
 	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
 
@@ -1352,21 +1461,19 @@ static inline void _base_writeq(__u64 b, volatile void __iomem *addr,
  * mpt2sas_base_put_smid_scsi_io - send SCSI_IO request to firmware
  * @ioc: per adapter object
  * @smid: system request message index
- * @vf_id: virtual function id
  * @handle: device handle
  *
  * Return nothing.
  */
 void
-mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id,
-    u16 handle)
+mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid, u16 handle)
 {
 	Mpi2RequestDescriptorUnion_t descriptor;
 	u64 *request = (u64 *)&descriptor;
 
 
 	descriptor.SCSIIO.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_SCSI_IO;
-	descriptor.SCSIIO.VF_ID = vf_id;
+	descriptor.SCSIIO.MSIxIndex = 0; /* TODO */
 	descriptor.SCSIIO.SMID = cpu_to_le16(smid);
 	descriptor.SCSIIO.DevHandle = cpu_to_le16(handle);
 	descriptor.SCSIIO.LMID = 0;
@@ -1379,20 +1486,18 @@ mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id,
  * mpt2sas_base_put_smid_hi_priority - send Task Managment request to firmware
  * @ioc: per adapter object
  * @smid: system request message index
- * @vf_id: virtual function id
  *
  * Return nothing.
  */
 void
-mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid,
-    u8 vf_id)
+mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid)
 {
 	Mpi2RequestDescriptorUnion_t descriptor;
 	u64 *request = (u64 *)&descriptor;
 
 	descriptor.HighPriority.RequestFlags =
 	    MPI2_REQ_DESCRIPT_FLAGS_HIGH_PRIORITY;
-	descriptor.HighPriority.VF_ID = vf_id;
+	descriptor.HighPriority.MSIxIndex = 0; /* TODO */
 	descriptor.HighPriority.SMID = cpu_to_le16(smid);
 	descriptor.HighPriority.LMID = 0;
 	descriptor.HighPriority.Reserved1 = 0;
@@ -1404,18 +1509,17 @@ mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid,
  * mpt2sas_base_put_smid_default - Default, primarily used for config pages
  * @ioc: per adapter object
  * @smid: system request message index
- * @vf_id: virtual function id
  *
  * Return nothing.
  */
 void
-mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id)
+mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid)
 {
 	Mpi2RequestDescriptorUnion_t descriptor;
 	u64 *request = (u64 *)&descriptor;
 
 	descriptor.Default.RequestFlags = MPI2_REQ_DESCRIPT_FLAGS_DEFAULT_TYPE;
-	descriptor.Default.VF_ID = vf_id;
+	descriptor.Default.MSIxIndex = 0; /* TODO */
 	descriptor.Default.SMID = cpu_to_le16(smid);
 	descriptor.Default.LMID = 0;
 	descriptor.Default.DescriptorTypeDependent = 0;
@@ -1427,21 +1531,20 @@ mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id)
  * mpt2sas_base_put_smid_target_assist - send Target Assist/Status to firmware
  * @ioc: per adapter object
  * @smid: system request message index
- * @vf_id: virtual function id
  * @io_index: value used to track the IO
  *
  * Return nothing.
  */
 void
 mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
-    u8 vf_id, u16 io_index)
+    u16 io_index)
 {
 	Mpi2RequestDescriptorUnion_t descriptor;
 	u64 *request = (u64 *)&descriptor;
 
 	descriptor.SCSITarget.RequestFlags =
 	    MPI2_REQ_DESCRIPT_FLAGS_SCSI_TARGET;
-	descriptor.SCSITarget.VF_ID = vf_id;
+	descriptor.SCSITarget.MSIxIndex = 0; /* TODO */
 	descriptor.SCSITarget.SMID = cpu_to_le16(smid);
 	descriptor.SCSITarget.LMID = 0;
 	descriptor.SCSITarget.IoIndex = cpu_to_le16(io_index);
@@ -1717,6 +1820,8 @@ _base_release_memory_pools(struct MPT2SAS_ADAPTER *ioc)
 	}
 
 	kfree(ioc->scsi_lookup);
+	kfree(ioc->hpr_lookup);
+	kfree(ioc->internal_lookup);
 }
 
 
@@ -1736,7 +1841,6 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 	u16 num_of_reply_frames;
 	u16 chains_needed_per_io;
 	u32 sz, total_sz;
-	u16 i;
 	u32 retry_sz;
 	u16 max_request_credit;
 
@@ -1764,7 +1868,10 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 		    MPT2SAS_MAX_REQUEST_QUEUE) ? MPT2SAS_MAX_REQUEST_QUEUE :
 		    facts->RequestCredit;
 	}
-	ioc->request_depth = max_request_credit;
+
+	ioc->hba_queue_depth = max_request_credit;
+	ioc->hi_priority_depth = facts->HighPriorityCredit;
+	ioc->internal_depth = ioc->hi_priority_depth + 5;
 
 	/* request frame size */
 	ioc->request_sz = facts->IOCRequestFrameSize * 4;
@@ -1802,7 +1909,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 	ioc->chains_needed_per_io = chains_needed_per_io;
 
 	/* reply free queue sizing - taking into account for events */
-	num_of_reply_frames = ioc->request_depth + 32;
+	num_of_reply_frames = ioc->hba_queue_depth + 32;
 
 	/* number of replies frames can't be a multiple of 16 */
 	/* decrease number of reply frames by 1 */
@@ -1823,7 +1930,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 	 * frames
 	 */
 
-	queue_size = ioc->request_depth + num_of_reply_frames + 1;
+	queue_size = ioc->hba_queue_depth + num_of_reply_frames + 1;
 	/* round up to 16 byte boundary */
 	if (queue_size % 16)
 		queue_size += 16 - (queue_size % 16);
@@ -1837,60 +1944,85 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 		if (queue_diff % 16)
 			queue_diff += 16 - (queue_diff % 16);
 
-		/* adjust request_depth, reply_free_queue_depth,
+		/* adjust hba_queue_depth, reply_free_queue_depth,
 		 * and queue_size
 		 */
-		ioc->request_depth -= queue_diff;
+		ioc->hba_queue_depth -= queue_diff;
 		ioc->reply_free_queue_depth -= queue_diff;
 		queue_size -= queue_diff;
 	}
 	ioc->reply_post_queue_depth = queue_size;
 
-	/* max scsi host queue depth */
-	ioc->shost->can_queue = ioc->request_depth - INTERNAL_CMDS_COUNT;
-	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scsi host queue: depth"
-	    "(%d)\n", ioc->name, ioc->shost->can_queue));
-
 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scatter gather: "
 	    "sge_in_main_msg(%d), sge_per_chain(%d), sge_per_io(%d), "
 	    "chains_per_io(%d)\n", ioc->name, ioc->max_sges_in_main_message,
 	    ioc->max_sges_in_chain_message, ioc->shost->sg_tablesize,
 	    ioc->chains_needed_per_io));
 
+	ioc->scsiio_depth = ioc->hba_queue_depth -
+	    ioc->hi_priority_depth - ioc->internal_depth;
+
+	/* set the scsi host can_queue depth
+	 * with some internal commands that could be outstanding
+	 */
+	ioc->shost->can_queue = ioc->scsiio_depth - (2);
+	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scsi host: "
+	    "can_queue depth (%d)\n", ioc->name, ioc->shost->can_queue));
+
 	/* contiguous pool for request and chains, 16 byte align, one extra "
 	 * "frame for smid=0
 	 */
-	ioc->chain_depth = ioc->chains_needed_per_io * ioc->request_depth;
-	sz = ((ioc->request_depth + 1 + ioc->chain_depth) * ioc->request_sz);
+	ioc->chain_depth = ioc->chains_needed_per_io * ioc->scsiio_depth;
+	sz = ((ioc->scsiio_depth + 1 + ioc->chain_depth) * ioc->request_sz);
+
+	/* hi-priority queue */
+	sz += (ioc->hi_priority_depth * ioc->request_sz);
+
+	/* internal queue */
+	sz += (ioc->internal_depth * ioc->request_sz);
 
 	ioc->request_dma_sz = sz;
 	ioc->request = pci_alloc_consistent(ioc->pdev, sz, &ioc->request_dma);
 	if (!ioc->request) {
 		printk(MPT2SAS_ERR_FMT "request pool: pci_alloc_consistent "
-		    "failed: req_depth(%d), chains_per_io(%d), frame_sz(%d), "
-		    "total(%d kB)\n", ioc->name, ioc->request_depth,
+		    "failed: hba_depth(%d), chains_per_io(%d), frame_sz(%d), "
+		    "total(%d kB)\n", ioc->name, ioc->hba_queue_depth,
 		    ioc->chains_needed_per_io, ioc->request_sz, sz/1024);
-		if (ioc->request_depth < MPT2SAS_SAS_QUEUE_DEPTH)
+		if (ioc->scsiio_depth < MPT2SAS_SAS_QUEUE_DEPTH)
 			goto out;
 		retry_sz += 64;
-		ioc->request_depth = max_request_credit - retry_sz;
+		ioc->hba_queue_depth = max_request_credit - retry_sz;
 		goto retry_allocation;
 	}
 
 	if (retry_sz)
 		printk(MPT2SAS_ERR_FMT "request pool: pci_alloc_consistent "
-		    "succeed: req_depth(%d), chains_per_io(%d), frame_sz(%d), "
-		    "total(%d kb)\n", ioc->name, ioc->request_depth,
+		    "succeed: hba_depth(%d), chains_per_io(%d), frame_sz(%d), "
+		    "total(%d kb)\n", ioc->name, ioc->hba_queue_depth,
 		    ioc->chains_needed_per_io, ioc->request_sz, sz/1024);
 
-	ioc->chain = ioc->request + ((ioc->request_depth + 1) *
+
+	/* hi-priority queue */
+	ioc->hi_priority = ioc->request + ((ioc->scsiio_depth + 1) *
+	    ioc->request_sz);
+	ioc->hi_priority_dma = ioc->request_dma + ((ioc->scsiio_depth + 1) *
+	    ioc->request_sz);
+
+	/* internal queue */
+	ioc->internal = ioc->hi_priority + (ioc->hi_priority_depth *
+	    ioc->request_sz);
+	ioc->internal_dma = ioc->hi_priority_dma + (ioc->hi_priority_depth *
+	    ioc->request_sz);
+
+	ioc->chain = ioc->internal + (ioc->internal_depth *
 	    ioc->request_sz);
-	ioc->chain_dma = ioc->request_dma + ((ioc->request_depth + 1) *
+	ioc->chain_dma = ioc->internal_dma + (ioc->internal_depth *
 	    ioc->request_sz);
+
 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "request pool(0x%p): "
 	    "depth(%d), frame_size(%d), pool_size(%d kB)\n", ioc->name,
-	    ioc->request, ioc->request_depth, ioc->request_sz,
-	    ((ioc->request_depth + 1) * ioc->request_sz)/1024));
+	    ioc->request, ioc->hba_queue_depth, ioc->request_sz,
+	    (ioc->hba_queue_depth * ioc->request_sz)/1024));
 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "chain pool(0x%p): depth"
 	    "(%d), frame_size(%d), pool_size(%d kB)\n", ioc->name, ioc->chain,
 	    ioc->chain_depth, ioc->request_sz, ((ioc->chain_depth *
@@ -1899,7 +2031,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 	    ioc->name, (unsigned long long) ioc->request_dma));
 	total_sz += sz;
 
-	ioc->scsi_lookup = kcalloc(ioc->request_depth,
+	ioc->scsi_lookup = kcalloc(ioc->scsiio_depth,
 	    sizeof(struct request_tracker), GFP_KERNEL);
 	if (!ioc->scsi_lookup) {
 		printk(MPT2SAS_ERR_FMT "scsi_lookup: kcalloc failed\n",
@@ -1907,12 +2039,38 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 		goto out;
 	}
 
-	 /* initialize some bits */
-	for (i = 0; i < ioc->request_depth; i++)
-		ioc->scsi_lookup[i].smid = i + 1;
+	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "scsiio(0x%p): "
+	    "depth(%d)\n", ioc->name, ioc->request,
+	    ioc->scsiio_depth));
+
+	/* initialize hi-priority queue smid's */
+	ioc->hpr_lookup = kcalloc(ioc->hi_priority_depth,
+	    sizeof(struct request_tracker), GFP_KERNEL);
+	if (!ioc->hpr_lookup) {
+		printk(MPT2SAS_ERR_FMT "hpr_lookup: kcalloc failed\n",
+		    ioc->name);
+		goto out;
+	}
+	ioc->hi_priority_smid = ioc->scsiio_depth + 1;
+	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "hi_priority(0x%p): "
+	    "depth(%d), start smid(%d)\n", ioc->name, ioc->hi_priority,
+	    ioc->hi_priority_depth, ioc->hi_priority_smid));
+
+	/* initialize internal queue smid's */
+	ioc->internal_lookup = kcalloc(ioc->internal_depth,
+	    sizeof(struct request_tracker), GFP_KERNEL);
+	if (!ioc->internal_lookup) {
+		printk(MPT2SAS_ERR_FMT "internal_lookup: kcalloc failed\n",
+		    ioc->name);
+		goto out;
+	}
+	ioc->internal_smid = ioc->hi_priority_smid + ioc->hi_priority_depth;
+	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "internal(0x%p): "
+	    "depth(%d), start smid(%d)\n", ioc->name, ioc->internal,
+	     ioc->internal_depth, ioc->internal_smid));
 
 	/* sense buffers, 4 byte align */
-	sz = ioc->request_depth * SCSI_SENSE_BUFFERSIZE;
+	sz = ioc->scsiio_depth * SCSI_SENSE_BUFFERSIZE;
 	ioc->sense_dma_pool = pci_pool_create("sense pool", ioc->pdev, sz, 4,
 	    0);
 	if (!ioc->sense_dma_pool) {
@@ -1929,7 +2087,7 @@ _base_allocate_memory_pools(struct MPT2SAS_ADAPTER *ioc,  int sleep_flag)
 	}
 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT
 	    "sense pool(0x%p): depth(%d), element_size(%d), pool_size"
-	    "(%d kB)\n", ioc->name, ioc->sense, ioc->request_depth,
+	    "(%d kB)\n", ioc->name, ioc->sense, ioc->scsiio_depth,
 	    SCSI_SENSE_BUFFERSIZE, sz/1024));
 	dinitprintk(ioc, printk(MPT2SAS_INFO_FMT "sense_dma(0x%llx)\n",
 	    ioc->name, (unsigned long long)ioc->sense_dma));
@@ -2304,7 +2462,7 @@ _base_handshake_req_reply_wait(struct MPT2SAS_ADAPTER *ioc, int request_bytes,
 	    ((request_bytes/4)<<MPI2_DOORBELL_ADD_DWORDS_SHIFT)),
 	    &ioc->chip->Doorbell);
 
-	if ((_base_wait_for_doorbell_int(ioc, 5, sleep_flag))) {
+	if ((_base_wait_for_doorbell_int(ioc, 5, NO_SLEEP))) {
 		printk(MPT2SAS_ERR_FMT "doorbell handshake "
 		   "int failed (line=%d)\n", ioc->name, __LINE__);
 		return -EFAULT;
@@ -2454,7 +2612,8 @@ mpt2sas_base_sas_iounit_control(struct MPT2SAS_ADAPTER *ioc,
 	if (mpi_request->Operation == MPI2_SAS_OP_PHY_HARD_RESET ||
 	    mpi_request->Operation == MPI2_SAS_OP_PHY_LINK_RESET)
 		ioc->ioc_link_reset_in_progress = 1;
-	mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->base_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->base_cmds.done,
 	    msecs_to_jiffies(10000));
 	if ((mpi_request->Operation == MPI2_SAS_OP_PHY_HARD_RESET ||
@@ -2555,7 +2714,8 @@ mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
 	request = mpt2sas_base_get_msg_frame(ioc, smid);
 	ioc->base_cmds.smid = smid;
 	memcpy(request, mpi_request, sizeof(Mpi2SepReply_t));
-	mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->base_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->base_cmds.done,
 	    msecs_to_jiffies(10000));
 	if (!(ioc->base_cmds.status & MPT2_CMD_COMPLETE)) {
@@ -2701,13 +2861,12 @@ _base_get_ioc_facts(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 /**
  * _base_send_ioc_init - send ioc_init to firmware
  * @ioc: per adapter object
- * @VF_ID: virtual function id
  * @sleep_flag: CAN_SLEEP or NO_SLEEP
  *
  * Returns 0 for success, non-zero for failure.
  */
 static int
-_base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
+_base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 {
 	Mpi2IOCInitRequest_t mpi_request;
 	Mpi2IOCInitReply_t mpi_reply;
@@ -2719,7 +2878,8 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
 	memset(&mpi_request, 0, sizeof(Mpi2IOCInitRequest_t));
 	mpi_request.Function = MPI2_FUNCTION_IOC_INIT;
 	mpi_request.WhoInit = MPI2_WHOINIT_HOST_DRIVER;
-	mpi_request.VF_ID = VF_ID;
+	mpi_request.VF_ID = 0; /* TODO */
+	mpi_request.VP_ID = 0;
 	mpi_request.MsgVersion = cpu_to_le16(MPI2_VERSION);
 	mpi_request.HeaderVersion = cpu_to_le16(MPI2_HEADER_VERSION);
 
@@ -2795,13 +2955,12 @@ _base_send_ioc_init(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
 /**
  * _base_send_port_enable - send port_enable(discovery stuff) to firmware
  * @ioc: per adapter object
- * @VF_ID: virtual function id
  * @sleep_flag: CAN_SLEEP or NO_SLEEP
  *
  * Returns 0 for success, non-zero for failure.
  */
 static int
-_base_send_port_enable(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
+_base_send_port_enable(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 {
 	Mpi2PortEnableRequest_t *mpi_request;
 	u32 ioc_state;
@@ -2829,9 +2988,11 @@ _base_send_port_enable(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
 	ioc->base_cmds.smid = smid;
 	memset(mpi_request, 0, sizeof(Mpi2PortEnableRequest_t));
 	mpi_request->Function = MPI2_FUNCTION_PORT_ENABLE;
-	mpi_request->VF_ID = VF_ID;
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 
-	mpt2sas_base_put_smid_default(ioc, smid, VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->base_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->base_cmds.done,
 	    300*HZ);
 	if (!(ioc->base_cmds.status & MPT2_CMD_COMPLETE)) {
@@ -2892,13 +3053,12 @@ _base_unmask_events(struct MPT2SAS_ADAPTER *ioc, u16 event)
 /**
  * _base_event_notification - send event notification
  * @ioc: per adapter object
- * @VF_ID: virtual function id
  * @sleep_flag: CAN_SLEEP or NO_SLEEP
  *
  * Returns 0 for success, non-zero for failure.
  */
 static int
-_base_event_notification(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
+_base_event_notification(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 {
 	Mpi2EventNotificationRequest_t *mpi_request;
 	unsigned long timeleft;
@@ -2926,11 +3086,13 @@ _base_event_notification(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, int sleep_flag)
 	ioc->base_cmds.smid = smid;
 	memset(mpi_request, 0, sizeof(Mpi2EventNotificationRequest_t));
 	mpi_request->Function = MPI2_FUNCTION_EVENT_NOTIFICATION;
-	mpi_request->VF_ID = VF_ID;
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 	for (i = 0; i < MPI2_EVENT_NOTIFY_EVENTMASK_WORDS; i++)
 		mpi_request->EventMasks[i] =
 		    le32_to_cpu(ioc->event_masks[i]);
-	mpt2sas_base_put_smid_default(ioc, smid, VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->base_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->base_cmds.done, 30*HZ);
 	if (!(ioc->base_cmds.status & MPT2_CMD_COMPLETE)) {
 		printk(MPT2SAS_ERR_FMT "%s: timeout\n",
@@ -2981,7 +3143,7 @@ mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type)
 		return;
 
 	mutex_lock(&ioc->base_cmds.mutex);
-	_base_event_notification(ioc, 0, CAN_SLEEP);
+	_base_event_notification(ioc, CAN_SLEEP);
 	mutex_unlock(&ioc->base_cmds.mutex);
 }
 
@@ -3006,7 +3168,6 @@ _base_diag_reset(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 
 	drsprintk(ioc, printk(MPT2SAS_DEBUG_FMT "clear interrupts\n",
 	    ioc->name));
-	writel(0, &ioc->chip->HostInterruptStatus);
 
 	count = 0;
 	do {
@@ -3160,30 +3321,60 @@ _base_make_ioc_ready(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 /**
  * _base_make_ioc_operational - put controller in OPERATIONAL state
  * @ioc: per adapter object
- * @VF_ID: virtual function id
  * @sleep_flag: CAN_SLEEP or NO_SLEEP
  *
  * Returns 0 for success, non-zero for failure.
  */
 static int
-_base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    int sleep_flag)
+_base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 {
 	int r, i;
 	unsigned long	flags;
 	u32 reply_address;
+	u16 smid;
+	struct _tr_list *delayed_tr, *delayed_tr_next;
 
 	dinitprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s\n", ioc->name,
 	    __func__));
 
+	/* clean the delayed target reset list */
+	list_for_each_entry_safe(delayed_tr, delayed_tr_next,
+	    &ioc->delayed_tr_list, list) {
+		list_del(&delayed_tr->list);
+		kfree(delayed_tr);
+	}
+
 	/* initialize the scsi lookup free list */
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
 	INIT_LIST_HEAD(&ioc->free_list);
-	for (i = 0; i < ioc->request_depth; i++) {
+	smid = 1;
+	for (i = 0; i < ioc->scsiio_depth; i++, smid++) {
 		ioc->scsi_lookup[i].cb_idx = 0xFF;
+		ioc->scsi_lookup[i].smid = smid;
+		ioc->scsi_lookup[i].scmd = NULL;
 		list_add_tail(&ioc->scsi_lookup[i].tracker_list,
 		    &ioc->free_list);
 	}
+
+	/* hi-priority queue */
+	INIT_LIST_HEAD(&ioc->hpr_free_list);
+	smid = ioc->hi_priority_smid;
+	for (i = 0; i < ioc->hi_priority_depth; i++, smid++) {
+		ioc->hpr_lookup[i].cb_idx = 0xFF;
+		ioc->hpr_lookup[i].smid = smid;
+		list_add_tail(&ioc->hpr_lookup[i].tracker_list,
+		    &ioc->hpr_free_list);
+	}
+
+	/* internal queue */
+	INIT_LIST_HEAD(&ioc->internal_free_list);
+	smid = ioc->internal_smid;
+	for (i = 0; i < ioc->internal_depth; i++, smid++) {
+		ioc->internal_lookup[i].cb_idx = 0xFF;
+		ioc->internal_lookup[i].smid = smid;
+		list_add_tail(&ioc->internal_lookup[i].tracker_list,
+		    &ioc->internal_free_list);
+	}
 	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
 
 	/* initialize Reply Free Queue */
@@ -3196,7 +3387,7 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	for (i = 0; i < ioc->reply_post_queue_depth; i++)
 		ioc->reply_post_free[i].Words = ULLONG_MAX;
 
-	r = _base_send_ioc_init(ioc, VF_ID, sleep_flag);
+	r = _base_send_ioc_init(ioc, sleep_flag);
 	if (r)
 		return r;
 
@@ -3207,14 +3398,14 @@ _base_make_ioc_operational(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	writel(0, &ioc->chip->ReplyPostHostIndex);
 
 	_base_unmask_interrupts(ioc);
-	r = _base_event_notification(ioc, VF_ID, sleep_flag);
+	r = _base_event_notification(ioc, sleep_flag);
 	if (r)
 		return r;
 
 	if (sleep_flag == CAN_SLEEP)
 		_base_static_config_pages(ioc);
 
-	r = _base_send_port_enable(ioc, VF_ID, sleep_flag);
+	r = _base_send_port_enable(ioc, sleep_flag);
 	if (r)
 		return r;
 
@@ -3278,6 +3469,17 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	if (r)
 		goto out_free_resources;
 
+	ioc->pfacts = kcalloc(ioc->facts.NumberOfPorts,
+	    sizeof(Mpi2PortFactsReply_t), GFP_KERNEL);
+	if (!ioc->pfacts)
+		goto out_free_resources;
+
+	for (i = 0 ; i < ioc->facts.NumberOfPorts; i++) {
+		r = _base_get_port_facts(ioc, i, CAN_SLEEP);
+		if (r)
+			goto out_free_resources;
+	}
+
 	r = _base_allocate_memory_pools(ioc, CAN_SLEEP);
 	if (r)
 		goto out_free_resources;
@@ -3286,7 +3488,6 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 
 	/* base internal command bits */
 	mutex_init(&ioc->base_cmds.mutex);
-	init_completion(&ioc->base_cmds.done);
 	ioc->base_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL);
 	ioc->base_cmds.status = MPT2_CMD_NOT_USED;
 
@@ -3294,7 +3495,6 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	ioc->transport_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL);
 	ioc->transport_cmds.status = MPT2_CMD_NOT_USED;
 	mutex_init(&ioc->transport_cmds.mutex);
-	init_completion(&ioc->transport_cmds.done);
 
 	/* task management internal command bits */
 	ioc->tm_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL);
@@ -3310,7 +3510,6 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	ioc->ctl_cmds.reply = kzalloc(ioc->reply_sz, GFP_KERNEL);
 	ioc->ctl_cmds.status = MPT2_CMD_NOT_USED;
 	mutex_init(&ioc->ctl_cmds.mutex);
-	init_completion(&ioc->ctl_cmds.done);
 
 	for (i = 0; i < MPI2_EVENT_NOTIFY_EVENTMASK_WORDS; i++)
 		ioc->event_masks[i] = -1;
@@ -3327,18 +3526,7 @@ mpt2sas_base_attach(struct MPT2SAS_ADAPTER *ioc)
 	_base_unmask_events(ioc, MPI2_EVENT_IR_OPERATION_STATUS);
 	_base_unmask_events(ioc, MPI2_EVENT_TASK_SET_FULL);
 	_base_unmask_events(ioc, MPI2_EVENT_LOG_ENTRY_ADDED);
-
-	ioc->pfacts = kcalloc(ioc->facts.NumberOfPorts,
-	    sizeof(Mpi2PortFactsReply_t), GFP_KERNEL);
-	if (!ioc->pfacts)
-		goto out_free_resources;
-
-	for (i = 0 ; i < ioc->facts.NumberOfPorts; i++) {
-		r = _base_get_port_facts(ioc, i, CAN_SLEEP);
-		if (r)
-			goto out_free_resources;
-	}
-	r = _base_make_ioc_operational(ioc, 0, CAN_SLEEP);
+	r = _base_make_ioc_operational(ioc, CAN_SLEEP);
 	if (r)
 		goto out_free_resources;
 
@@ -3466,7 +3654,7 @@ _wait_for_commands_to_complete(struct MPT2SAS_ADAPTER *ioc, int sleep_flag)
 
 	/* pending command count */
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	for (i = 0; i < ioc->request_depth; i++)
+	for (i = 0; i < ioc->scsiio_depth; i++)
 		if (ioc->scsi_lookup[i].cb_idx != 0xFF)
 			ioc->pending_io_count++;
 	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
@@ -3490,7 +3678,7 @@ int
 mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
     enum reset_type type)
 {
-	int r, i;
+	int r;
 	unsigned long flags;
 
 	dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name,
@@ -3513,9 +3701,7 @@ mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 	if (r)
 		goto out;
 	_base_reset_handler(ioc, MPT2_IOC_AFTER_RESET);
-	for (i = 0 ; i < ioc->facts.NumberOfPorts; i++)
-		r = _base_make_ioc_operational(ioc, ioc->pfacts[i].VF_ID,
-		    sleep_flag);
+	r = _base_make_ioc_operational(ioc, sleep_flag);
 	if (!r)
 		_base_reset_handler(ioc, MPT2_IOC_DONE_RESET);
  out:
diff --git a/drivers/scsi/mpt2sas/mpt2sas_base.h b/drivers/scsi/mpt2sas/mpt2sas_base.h
index 2faab1e690e9..0cf6bc236e4d 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_base.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_base.h
@@ -3,7 +3,7 @@
  * for access to MPT (Message Passing Technology) firmware.
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_base.h
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -69,10 +69,10 @@
 #define MPT2SAS_DRIVER_NAME		"mpt2sas"
 #define MPT2SAS_AUTHOR	"LSI Corporation <DL-MPTFusionLinux@lsi.com>"
 #define MPT2SAS_DESCRIPTION	"LSI MPT Fusion SAS 2.0 Device Driver"
-#define MPT2SAS_DRIVER_VERSION		"01.100.06.00"
-#define MPT2SAS_MAJOR_VERSION		01
+#define MPT2SAS_DRIVER_VERSION		"02.100.03.00"
+#define MPT2SAS_MAJOR_VERSION		02
 #define MPT2SAS_MINOR_VERSION		100
-#define MPT2SAS_BUILD_VERSION		06
+#define MPT2SAS_BUILD_VERSION		03
 #define MPT2SAS_RELEASE_VERSION		00
 
 /*
@@ -264,6 +264,13 @@ struct _internal_cmd {
  * SAS Topology Structures
  */
 
+#define MPTSAS_STATE_TR_SEND		0x0001
+#define MPTSAS_STATE_TR_COMPLETE	0x0002
+#define MPTSAS_STATE_CNTRL_SEND		0x0004
+#define MPTSAS_STATE_CNTRL_COMPLETE	0x0008
+
+#define MPT2SAS_REQ_SAS_CNTRL		0x0010
+
 /**
  * struct _sas_device - attached device information
  * @list: sas device list
@@ -300,6 +307,7 @@ struct _sas_device {
 	u16	slot;
 	u8	hidden_raid_component;
 	u8	responding;
+	u16	state;
 };
 
 /**
@@ -436,6 +444,17 @@ struct request_tracker {
 	struct list_head tracker_list;
 };
 
+/**
+ * struct _tr_list - target reset list
+ * @handle: device handle
+ * @state: state machine
+ */
+struct _tr_list {
+	struct list_head list;
+	u16	handle;
+	u16	state;
+};
+
 typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
 
 /**
@@ -510,8 +529,9 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
  * @config_page_sz: config page size
  * @config_page: reserve memory for config page payload
  * @config_page_dma:
+ * @hba_queue_depth: hba request queue depth
  * @sge_size: sg element size for either 32/64 bit
- * @request_depth: hba request queue depth
+ * @scsiio_depth: SCSI_IO queue depth
  * @request_sz: per request frame size
  * @request: pool of request frames
  * @request_dma:
@@ -528,6 +548,18 @@ typedef void (*MPT_ADD_SGE)(void *paddr, u32 flags_length, dma_addr_t dma_addr);
  * @chains_needed_per_io: max chains per io
  * @chain_offset_value_for_main_message: location 1st sg in main
  * @chain_depth: total chains allocated
+ * @hi_priority_smid:
+ * @hi_priority:
+ * @hi_priority_dma:
+ * @hi_priority_depth:
+ * @hpr_lookup:
+ * @hpr_free_list:
+ * @internal_smid:
+ * @internal:
+ * @internal_dma:
+ * @internal_depth:
+ * @internal_lookup:
+ * @internal_free_list:
  * @sense: pool of sense
  * @sense_dma:
  * @sense_dma_pool:
@@ -597,6 +629,8 @@ struct MPT2SAS_ADAPTER {
 	u8		ctl_cb_idx;
 	u8		base_cb_idx;
 	u8		config_cb_idx;
+	u8		tm_tr_cb_idx;
+	u8		tm_sas_control_cb_idx;
 	struct _internal_cmd base_cmds;
 	struct _internal_cmd transport_cmds;
 	struct _internal_cmd tm_cmds;
@@ -643,9 +677,10 @@ struct MPT2SAS_ADAPTER {
 	void 		*config_page;
 	dma_addr_t	config_page_dma;
 
-	/* request */
+	/* scsiio request */
+	u16		hba_queue_depth;
 	u16		sge_size;
-	u16 		request_depth;
+	u16 		scsiio_depth;
 	u16		request_sz;
 	u8		*request;
 	dma_addr_t	request_dma;
@@ -665,6 +700,22 @@ struct MPT2SAS_ADAPTER {
 	u16		chain_offset_value_for_main_message;
 	u16		chain_depth;
 
+	/* hi-priority queue */
+	u16		hi_priority_smid;
+	u8		*hi_priority;
+	dma_addr_t	hi_priority_dma;
+	u16		hi_priority_depth;
+	struct request_tracker *hpr_lookup;
+	struct list_head hpr_free_list;
+
+	/* internal queue */
+	u16		internal_smid;
+	u8		*internal;
+	dma_addr_t	internal_dma;
+	u16		internal_depth;
+	struct request_tracker *internal_lookup;
+	struct list_head internal_free_list;
+
 	/* sense */
 	u8		*sense;
 	dma_addr_t	sense_dma;
@@ -690,6 +741,8 @@ struct MPT2SAS_ADAPTER {
 	struct dma_pool *reply_post_free_dma_pool;
 	u32		reply_post_host_index;
 
+	struct list_head delayed_tr_list;
+
 	/* diag buffer support */
 	u8		*diag_buffer[MPI2_DIAG_BUF_TYPE_COUNT];
 	u32		diag_buffer_sz[MPI2_DIAG_BUF_TYPE_COUNT];
@@ -701,7 +754,7 @@ struct MPT2SAS_ADAPTER {
 	u32		diagnostic_flags[MPI2_DIAG_BUF_TYPE_COUNT];
 };
 
-typedef void (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
+typedef u8 (*MPT_CALLBACK)(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
     u32 reply);
 
 
@@ -720,22 +773,28 @@ int mpt2sas_base_hard_reset_handler(struct MPT2SAS_ADAPTER *ioc, int sleep_flag,
 void *mpt2sas_base_get_msg_frame(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 void *mpt2sas_base_get_sense_buffer(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 void mpt2sas_base_build_zero_len_sge(struct MPT2SAS_ADAPTER *ioc, void *paddr);
-dma_addr_t mpt2sas_base_get_msg_frame_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid);
-dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc, u16 smid);
+dma_addr_t mpt2sas_base_get_sense_buffer_dma(struct MPT2SAS_ADAPTER *ioc,
+    u16 smid);
+
+/* hi-priority queue */
+u16 mpt2sas_base_get_smid_hpr(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
+u16 mpt2sas_base_get_smid_scsiio(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx,
+    struct scsi_cmnd *scmd);
 
 u16 mpt2sas_base_get_smid(struct MPT2SAS_ADAPTER *ioc, u8 cb_idx);
 void mpt2sas_base_free_smid(struct MPT2SAS_ADAPTER *ioc, u16 smid);
-void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id,
+void mpt2sas_base_put_smid_scsi_io(struct MPT2SAS_ADAPTER *ioc, u16 smid,
     u16 handle);
-void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id);
+void mpt2sas_base_put_smid_hi_priority(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 void mpt2sas_base_put_smid_target_assist(struct MPT2SAS_ADAPTER *ioc, u16 smid,
-    u8 vf_id, u16 io_index);
-void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 vf_id);
+    u16 io_index);
+void mpt2sas_base_put_smid_default(struct MPT2SAS_ADAPTER *ioc, u16 smid);
 void mpt2sas_base_initialize_callback_handler(void);
 u8 mpt2sas_base_register_callback_handler(MPT_CALLBACK cb_func);
 void mpt2sas_base_release_callback_handler(u8 cb_idx);
 
-void mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply);
+u8 mpt2sas_base_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply);
 void *mpt2sas_base_get_reply_virt_addr(struct MPT2SAS_ADAPTER *ioc, u32 phys_addr);
 
 u32 mpt2sas_base_get_iocstate(struct MPT2SAS_ADAPTER *ioc, int cooked);
@@ -749,6 +808,8 @@ int mpt2sas_base_scsi_enclosure_processor(struct MPT2SAS_ADAPTER *ioc,
 void mpt2sas_base_validate_event_type(struct MPT2SAS_ADAPTER *ioc, u32 *event_type);
 
 /* scsih shared API */
+u8 mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
+    u32 reply);
 void mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
     u8 type, u16 smid_task, ulong timeout);
 void mpt2sas_scsih_set_tm_flag(struct MPT2SAS_ADAPTER *ioc, u16 handle);
@@ -760,11 +821,11 @@ struct _sas_node *mpt2sas_scsih_expander_find_by_sas_address(struct MPT2SAS_ADAP
 struct _sas_device *mpt2sas_scsih_sas_device_find_by_sas_address(
     struct MPT2SAS_ADAPTER *ioc, u64 sas_address);
 
-void mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply);
 void mpt2sas_scsih_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
 
 /* config shared API */
-void mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply);
+u8 mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply);
 int mpt2sas_config_get_number_hba_phys(struct MPT2SAS_ADAPTER *ioc, u8 *num_phys);
 int mpt2sas_config_get_manufacturing_pg0(struct MPT2SAS_ADAPTER *ioc,
     Mpi2ConfigReply_t *mpi_reply, Mpi2ManufacturingPage0_t *config_page);
@@ -817,14 +878,17 @@ extern struct device_attribute *mpt2sas_host_attrs[];
 extern struct device_attribute *mpt2sas_dev_attrs[];
 void mpt2sas_ctl_init(void);
 void mpt2sas_ctl_exit(void);
-void mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply);
+u8 mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply);
 void mpt2sas_ctl_reset_handler(struct MPT2SAS_ADAPTER *ioc, int reset_phase);
-void mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply);
+u8 mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
+    u32 reply);
 void mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
     Mpi2EventNotificationReply_t *mpi_reply);
 
 /* transport shared API */
-void mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply);
+u8 mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply);
 struct _sas_port *mpt2sas_transport_port_add(struct MPT2SAS_ADAPTER *ioc,
     u16 handle, u16 parent_handle);
 void mpt2sas_transport_port_remove(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
@@ -838,6 +902,8 @@ void mpt2sas_transport_update_links(struct MPT2SAS_ADAPTER *ioc, u16 handle,
 extern struct sas_function_template mpt2sas_transport_functions;
 extern struct scsi_transport_template *mpt2sas_transport_template;
 extern int scsi_internal_device_block(struct scsi_device *sdev);
+extern u8 mpt2sas_stm_zero_smid_handler(struct MPT2SAS_ADAPTER *ioc,
+    u8 msix_index, u32 reply);
 extern int scsi_internal_device_unblock(struct scsi_device *sdev);
 
 #endif /* MPT2SAS_BASE_H_INCLUDED */
diff --git a/drivers/scsi/mpt2sas/mpt2sas_config.c b/drivers/scsi/mpt2sas/mpt2sas_config.c
index ab8c560865d8..594a389c6526 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_config.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_config.c
@@ -2,7 +2,7 @@
  * This module provides common API for accessing firmware configuration pages
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_base.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -227,23 +227,25 @@ _config_free_config_dma_memory(struct MPT2SAS_ADAPTER *ioc,
  * mpt2sas_config_done - config page completion routine
  * @ioc: per adapter object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  * Context: none.
  *
  * The callback handler when using _config_request.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
+u8
+mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
 
 	if (ioc->config_cmds.status == MPT2_CMD_NOT_USED)
-		return;
+		return 1;
 	if (ioc->config_cmds.smid != smid)
-		return;
+		return 1;
 	ioc->config_cmds.status |= MPT2_CMD_COMPLETE;
 	mpi_reply =  mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (mpi_reply) {
@@ -257,6 +259,7 @@ mpt2sas_config_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
 #endif
 	ioc->config_cmds.smid = USHORT_MAX;
 	complete(&ioc->config_cmds.done);
+	return 1;
 }
 
 /**
@@ -303,6 +306,9 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	retry_count = 0;
 	memset(&mem, 0, sizeof(struct config_request));
 
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
+
 	if (config_page) {
 		mpi_request->Header.PageVersion = mpi_reply->Header.PageVersion;
 		mpi_request->Header.PageNumber = mpi_reply->Header.PageNumber;
@@ -380,7 +386,7 @@ _config_request(struct MPT2SAS_ADAPTER *ioc, Mpi2ConfigRequest_t
 	_config_display_some_debug(ioc, smid, "config_request", NULL);
 #endif
 	init_completion(&ioc->config_cmds.done);
-	mpt2sas_base_put_smid_default(ioc, smid, config_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
 	timeleft = wait_for_completion_timeout(&ioc->config_cmds.done,
 	    timeout*HZ);
 	if (!(ioc->config_cmds.status & MPT2_CMD_COMPLETE)) {
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.c b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
index c2a51018910f..57d724633906 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.c
@@ -3,7 +3,7 @@
  * controllers
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_ctl.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -219,23 +219,25 @@ _ctl_display_some_debug(struct MPT2SAS_ADAPTER *ioc, u16 smid,
  * mpt2sas_ctl_done - ctl module completion routine
  * @ioc: per adapter object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  * Context: none.
  *
  * The callback handler when using ioc->ctl_cb_idx.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
+u8
+mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+	u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
 
 	if (ioc->ctl_cmds.status == MPT2_CMD_NOT_USED)
-		return;
+		return 1;
 	if (ioc->ctl_cmds.smid != smid)
-		return;
+		return 1;
 	ioc->ctl_cmds.status |= MPT2_CMD_COMPLETE;
 	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (mpi_reply) {
@@ -247,6 +249,7 @@ mpt2sas_ctl_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
 #endif
 	ioc->ctl_cmds.status &= ~MPT2_CMD_PENDING;
 	complete(&ioc->ctl_cmds.done);
+	return 1;
 }
 
 /**
@@ -328,22 +331,25 @@ mpt2sas_ctl_add_to_event_log(struct MPT2SAS_ADAPTER *ioc,
 /**
  * mpt2sas_ctl_event_callback - firmware event handler (called at ISR time)
  * @ioc: per adapter object
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  * Context: interrupt.
  *
  * This function merely adds a new work task into ioc->firmware_event_thread.
  * The tasks are worked from _firmware_event_work in user context.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
+u8
+mpt2sas_ctl_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
+	u32 reply)
 {
 	Mpi2EventNotificationReply_t *mpi_reply;
 
 	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	mpt2sas_ctl_add_to_event_log(ioc, mpi_reply);
+	return 1;
 }
 
 /**
@@ -507,7 +513,7 @@ _ctl_set_task_mid(struct MPT2SAS_ADAPTER *ioc, struct mpt2_ioctl_command *karg,
 
 	handle = le16_to_cpu(tm_request->DevHandle);
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	for (i = ioc->request_depth; i && !found; i--) {
+	for (i = ioc->scsiio_depth; i && !found; i--) {
 		scmd = ioc->scsi_lookup[i - 1].scmd;
 		if (scmd == NULL || scmd->device == NULL ||
 		    scmd->device->hostdata == NULL)
@@ -614,7 +620,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 		printk(MPT2SAS_INFO_FMT "%s: ioc is operational\n",
 		    ioc->name, __func__);
 
-	smid = mpt2sas_base_get_smid(ioc, ioc->ctl_cb_idx);
+	smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->ctl_cb_idx, NULL);
 	if (!smid) {
 		printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
 		    ioc->name, __func__);
@@ -737,7 +743,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 		    (u32)mpt2sas_base_get_sense_buffer_dma(ioc, smid);
 		priv_sense = mpt2sas_base_get_sense_buffer(ioc, smid);
 		memset(priv_sense, 0, SCSI_SENSE_BUFFERSIZE);
-		mpt2sas_base_put_smid_scsi_io(ioc, smid, 0,
+		mpt2sas_base_put_smid_scsi_io(ioc, smid,
 		    le16_to_cpu(mpi_request->FunctionDependent1));
 		break;
 	}
@@ -759,8 +765,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 		mutex_lock(&ioc->tm_cmds.mutex);
 		mpt2sas_scsih_set_tm_flag(ioc, le16_to_cpu(
 		    tm_request->DevHandle));
-		mpt2sas_base_put_smid_hi_priority(ioc, smid,
-		    mpi_request->VF_ID);
+		mpt2sas_base_put_smid_hi_priority(ioc, smid);
 		break;
 	}
 	case MPI2_FUNCTION_SMP_PASSTHROUGH:
@@ -781,7 +786,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 			ioc->ioc_link_reset_in_progress = 1;
 			ioc->ignore_loginfos = 1;
 		}
-		mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+		mpt2sas_base_put_smid_default(ioc, smid);
 		break;
 	}
 	case MPI2_FUNCTION_SAS_IO_UNIT_CONTROL:
@@ -795,11 +800,11 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 			ioc->ioc_link_reset_in_progress = 1;
 			ioc->ignore_loginfos = 1;
 		}
-		mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+		mpt2sas_base_put_smid_default(ioc, smid);
 		break;
 	}
 	default:
-		mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+		mpt2sas_base_put_smid_default(ioc, smid);
 		break;
 	}
 
@@ -807,6 +812,7 @@ _ctl_do_mpt_command(struct MPT2SAS_ADAPTER *ioc,
 		timeout = MPT2_IOCTL_DEFAULT_TIMEOUT;
 	else
 		timeout = karg.timeout;
+	init_completion(&ioc->ctl_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->ctl_cmds.done,
 	    timeout*HZ);
 	if (mpi_request->Function == MPI2_FUNCTION_SCSI_TASK_MGMT) {
@@ -1371,6 +1377,8 @@ _ctl_diag_register(void __user *arg, enum block_state state)
 	mpi_request->Flags = cpu_to_le32(karg.diagnostic_flags);
 	mpi_request->BufferAddress = cpu_to_le64(request_data_dma);
 	mpi_request->BufferLength = cpu_to_le32(request_data_sz);
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 
 	dctlprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: diag_buffer(0x%p), "
 	    "dma(0x%llx), sz(%d)\n", ioc->name, __func__, request_data,
@@ -1380,7 +1388,8 @@ _ctl_diag_register(void __user *arg, enum block_state state)
 		mpi_request->ProductSpecific[i] =
 			cpu_to_le32(ioc->product_specific[buffer_type][i]);
 
-	mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->ctl_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->ctl_cmds.done,
 	    MPT2_IOCTL_DEFAULT_TIMEOUT*HZ);
 
@@ -1643,8 +1652,11 @@ _ctl_send_release(struct MPT2SAS_ADAPTER *ioc, u8 buffer_type, u8 *issue_reset)
 
 	mpi_request->Function = MPI2_FUNCTION_DIAG_RELEASE;
 	mpi_request->BufferType = buffer_type;
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 
-	mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->ctl_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->ctl_cmds.done,
 	    MPT2_IOCTL_DEFAULT_TIMEOUT*HZ);
 
@@ -1902,8 +1914,11 @@ _ctl_diag_read_buffer(void __user *arg, enum block_state state)
 	for (i = 0; i < MPT2_PRODUCT_SPECIFIC_DWORDS; i++)
 		mpi_request->ProductSpecific[i] =
 			cpu_to_le32(ioc->product_specific[buffer_type][i]);
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 
-	mpt2sas_base_put_smid_default(ioc, smid, mpi_request->VF_ID);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->ctl_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->ctl_cmds.done,
 	    MPT2_IOCTL_DEFAULT_TIMEOUT*HZ);
 
@@ -2069,6 +2084,7 @@ static long
 _ctl_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 {
 	long ret;
+
 	lock_kernel();
 	ret = _ctl_ioctl_main(file, cmd, (void __user *)arg);
 	unlock_kernel();
@@ -2143,6 +2159,7 @@ static long
 _ctl_ioctl_compat(struct file *file, unsigned cmd, unsigned long arg)
 {
 	long ret;
+
 	lock_kernel();
 	if (cmd == MPT2COMMAND32)
 		ret = _ctl_compat_mpt_command(file, cmd, arg);
diff --git a/drivers/scsi/mpt2sas/mpt2sas_ctl.h b/drivers/scsi/mpt2sas/mpt2sas_ctl.h
index 4da11435533f..211f296dd191 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_ctl.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_ctl.h
@@ -3,7 +3,7 @@
  * controllers
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_ctl.h
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
diff --git a/drivers/scsi/mpt2sas/mpt2sas_debug.h b/drivers/scsi/mpt2sas/mpt2sas_debug.h
index ad325096e842..5308a25cb307 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_debug.h
+++ b/drivers/scsi/mpt2sas/mpt2sas_debug.h
@@ -2,7 +2,7 @@
  * Logging Support for MPT (Message Passing Technology) based controllers
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_debug.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
diff --git a/drivers/scsi/mpt2sas/mpt2sas_scsih.c b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
index 774b34525bba..86ab32d7ab15 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_scsih.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_scsih.c
@@ -2,7 +2,7 @@
  * Scsi Host Layer for MPT (Message Passing Technology) based controllers
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_scsih.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -79,6 +79,9 @@ static u8 transport_cb_idx = -1;
 static u8 config_cb_idx = -1;
 static int mpt_ids;
 
+static u8 tm_tr_cb_idx = -1 ;
+static u8 tm_sas_control_cb_idx = -1;
+
 /* command line options */
 static u32 logging_level;
 MODULE_PARM_DESC(logging_level, " bits for enabling additional logging info "
@@ -109,6 +112,7 @@ struct sense_info {
  * @work: work object (ioc->fault_reset_work_q)
  * @ioc: per adapter object
  * @VF_ID: virtual function id
+ * @VP_ID: virtual port id
  * @host_reset_handling: handling events during host reset
  * @ignore: flag meaning this event has been marked to ignore
  * @event: firmware event MPI2_EVENT_XXX defined in mpt2_ioc.h
@@ -121,6 +125,7 @@ struct fw_event_work {
 	struct work_struct	work;
 	struct MPT2SAS_ADAPTER *ioc;
 	u8			VF_ID;
+	u8			VP_ID;
 	u8			host_reset_handling;
 	u8			ignore;
 	u16			event;
@@ -138,8 +143,10 @@ struct fw_event_work {
  * @lun: lun number
  * @cdb_length: cdb length
  * @cdb: cdb contents
- * @valid_reply: flag set for reply message
  * @timeout: timeout for this command
+ * @VF_ID: virtual function id
+ * @VP_ID: virtual port id
+ * @valid_reply: flag set for reply message
  * @sense_length: sense length
  * @ioc_status: ioc status
  * @scsi_state: scsi state
@@ -161,6 +168,8 @@ struct _scsi_io_transfer {
 	u8	cdb_length;
 	u8	cdb[32];
 	u8	timeout;
+	u8	VF_ID;
+	u8	VP_ID;
 	u8	valid_reply;
   /* the following bits are only valid when 'valid_reply = 1' */
 	u32	sense_length;
@@ -756,66 +765,16 @@ _scsih_is_end_device(u32 device_info)
 }
 
 /**
- * _scsih_scsi_lookup_get - returns scmd entry
+ * mptscsih_get_scsi_lookup - returns scmd entry
  * @ioc: per adapter object
  * @smid: system request message index
- * Context: This function will acquire ioc->scsi_lookup_lock.
  *
  * Returns the smid stored scmd pointer.
  */
 static struct scsi_cmnd *
 _scsih_scsi_lookup_get(struct MPT2SAS_ADAPTER *ioc, u16 smid)
 {
-	unsigned long	flags;
-	struct scsi_cmnd *scmd;
-
-	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	scmd = ioc->scsi_lookup[smid - 1].scmd;
-	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
-	return scmd;
-}
-
-/**
- * mptscsih_getclear_scsi_lookup - returns scmd entry
- * @ioc: per adapter object
- * @smid: system request message index
- * Context: This function will acquire ioc->scsi_lookup_lock.
- *
- * Returns the smid stored scmd pointer, as well as clearing the scmd pointer.
- */
-static struct scsi_cmnd *
-_scsih_scsi_lookup_getclear(struct MPT2SAS_ADAPTER *ioc, u16 smid)
-{
-	unsigned long	flags;
-	struct scsi_cmnd *scmd;
-
-	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	scmd = ioc->scsi_lookup[smid - 1].scmd;
-	ioc->scsi_lookup[smid - 1].scmd = NULL;
-	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
-	return scmd;
-}
-
-/**
- * _scsih_scsi_lookup_set - updates scmd entry in lookup
- * @ioc: per adapter object
- * @smid: system request message index
- * @scmd: pointer to scsi command object
- * Context: This function will acquire ioc->scsi_lookup_lock.
- *
- * This will save scmd pointer in the scsi_lookup array.
- *
- * Return nothing.
- */
-static void
-_scsih_scsi_lookup_set(struct MPT2SAS_ADAPTER *ioc, u16 smid,
-    struct scsi_cmnd *scmd)
-{
-	unsigned long	flags;
-
-	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
-	ioc->scsi_lookup[smid - 1].scmd = scmd;
-	spin_unlock_irqrestore(&ioc->scsi_lookup_lock, flags);
+	return ioc->scsi_lookup[smid - 1].scmd;
 }
 
 /**
@@ -838,9 +797,9 @@ _scsih_scsi_lookup_find_by_scmd(struct MPT2SAS_ADAPTER *ioc, struct scsi_cmnd
 
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
 	smid = 0;
-	for (i = 0; i < ioc->request_depth; i++) {
+	for (i = 0; i < ioc->scsiio_depth; i++) {
 		if (ioc->scsi_lookup[i].scmd == scmd) {
-			smid = i + 1;
+			smid = ioc->scsi_lookup[i].smid;
 			goto out;
 		}
 	}
@@ -869,7 +828,7 @@ _scsih_scsi_lookup_find_by_target(struct MPT2SAS_ADAPTER *ioc, int id,
 
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
 	found = 0;
-	for (i = 0 ; i < ioc->request_depth; i++) {
+	for (i = 0 ; i < ioc->scsiio_depth; i++) {
 		if (ioc->scsi_lookup[i].scmd &&
 		    (ioc->scsi_lookup[i].scmd->device->id == id &&
 		    ioc->scsi_lookup[i].scmd->device->channel == channel)) {
@@ -903,7 +862,7 @@ _scsih_scsi_lookup_find_by_lun(struct MPT2SAS_ADAPTER *ioc, int id,
 
 	spin_lock_irqsave(&ioc->scsi_lookup_lock, flags);
 	found = 0;
-	for (i = 0 ; i < ioc->request_depth; i++) {
+	for (i = 0 ; i < ioc->scsiio_depth; i++) {
 		if (ioc->scsi_lookup[i].scmd &&
 		    (ioc->scsi_lookup[i].scmd->device->id == id &&
 		    ioc->scsi_lookup[i].scmd->device->channel == channel &&
@@ -1113,7 +1072,7 @@ _scsih_change_queue_depth(struct scsi_device *sdev, int qdepth)
 }
 
 /**
- * _scsih_change_queue_depth - changing device queue tag type
+ * _scsih_change_queue_type - changing device queue tag type
  * @sdev: scsi device struct
  * @tag_type: requested tag type
  *
@@ -1679,23 +1638,24 @@ _scsih_response_code(struct MPT2SAS_ADAPTER *ioc, u8 response_code)
  * _scsih_tm_done - tm completion routine
  * @ioc: per adapter object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  * Context: none.
  *
  * The callback handler when using scsih_issue_tm.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-static void
-_scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
+static u8
+_scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
 
 	if (ioc->tm_cmds.status == MPT2_CMD_NOT_USED)
-		return;
+		return 1;
 	if (ioc->tm_cmds.smid != smid)
-		return;
+		return 1;
 	ioc->tm_cmds.status |= MPT2_CMD_COMPLETE;
 	mpi_reply =  mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (mpi_reply) {
@@ -1704,6 +1664,7 @@ _scsih_tm_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
 	}
 	ioc->tm_cmds.status &= ~MPT2_CMD_PENDING;
 	complete(&ioc->tm_cmds.done);
+	return 1;
 }
 
 /**
@@ -1790,7 +1751,6 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
 	u16 smid = 0;
 	u32 ioc_state;
 	unsigned long timeleft;
-	u8 VF_ID = 0;
 
 	if (ioc->tm_cmds.status != MPT2_CMD_NOT_USED) {
 		printk(MPT2SAS_INFO_FMT "%s: tm_cmd busy!!!\n",
@@ -1817,7 +1777,7 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
 		goto issue_host_reset;
 	}
 
-	smid = mpt2sas_base_get_smid(ioc, ioc->tm_cb_idx);
+	smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_cb_idx);
 	if (!smid) {
 		printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
 		    ioc->name, __func__);
@@ -1825,7 +1785,8 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
 	}
 
 	dtmprintk(ioc, printk(MPT2SAS_INFO_FMT "sending tm: handle(0x%04x),"
-	    " task_type(0x%02x), smid(%d)\n", ioc->name, handle, type, smid));
+	    " task_type(0x%02x), smid(%d)\n", ioc->name, handle, type,
+	    smid_task));
 	ioc->tm_cmds.status = MPT2_CMD_PENDING;
 	mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
 	ioc->tm_cmds.smid = smid;
@@ -1834,10 +1795,12 @@ mpt2sas_scsih_issue_tm(struct MPT2SAS_ADAPTER *ioc, u16 handle, uint lun,
 	mpi_request->DevHandle = cpu_to_le16(handle);
 	mpi_request->TaskType = type;
 	mpi_request->TaskMID = cpu_to_le16(smid_task);
+	mpi_request->VP_ID = 0;  /* TODO */
+	mpi_request->VF_ID = 0;
 	int_to_scsilun(lun, (struct scsi_lun *)mpi_request->LUN);
 	mpt2sas_scsih_set_tm_flag(ioc, handle);
 	init_completion(&ioc->tm_cmds.done);
-	mpt2sas_base_put_smid_hi_priority(ioc, smid, VF_ID);
+	mpt2sas_base_put_smid_hi_priority(ioc, smid);
 	timeleft = wait_for_completion_timeout(&ioc->tm_cmds.done, timeout*HZ);
 	mpt2sas_scsih_clear_tm_flag(ioc, handle);
 	if (!(ioc->tm_cmds.status & MPT2_CMD_COMPLETE)) {
@@ -2075,7 +2038,7 @@ _scsih_target_reset(struct scsi_cmnd *scmd)
 }
 
 /**
- * _scsih_abort - eh threads main host reset routine
+ * _scsih_host_reset - eh threads main host reset routine
  * @sdev: scsi device struct
  *
  * Returns SUCCESS if command aborted else FAILED
@@ -2354,6 +2317,231 @@ _scsih_block_io_to_children_attached_directly(struct MPT2SAS_ADAPTER *ioc,
 }
 
 /**
+ * _scsih_tm_tr_send - send task management request
+ * @ioc: per adapter object
+ * @handle: device handle
+ * Context: interrupt time.
+ *
+ * This code is to initiate the device removal handshake protocal
+ * with controller firmware.  This function will issue target reset
+ * using high priority request queue.  It will send a sas iounit
+ * controll request (MPI2_SAS_OP_REMOVE_DEVICE) from this completion.
+ *
+ * This is designed to send muliple task management request at the same
+ * time to the fifo. If the fifo is full, we will append the request,
+ * and process it in a future completion.
+ */
+static void
+_scsih_tm_tr_send(struct MPT2SAS_ADAPTER *ioc, u16 handle)
+{
+	Mpi2SCSITaskManagementRequest_t *mpi_request;
+	struct MPT2SAS_TARGET *sas_target_priv_data;
+	u16 smid;
+	struct _sas_device *sas_device;
+	unsigned long flags;
+	struct _tr_list *delayed_tr;
+
+	if (ioc->shost_recovery) {
+		printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n",
+		    __func__, ioc->name);
+		return;
+	}
+
+	spin_lock_irqsave(&ioc->sas_device_lock, flags);
+	sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+	if (!sas_device) {
+		spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+		printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
+		    ioc->name, __func__);
+		return;
+	}
+	spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+	/* skip is hidden raid component */
+	if (sas_device->hidden_raid_component)
+		return;
+
+	smid = mpt2sas_base_get_smid_hpr(ioc, ioc->tm_tr_cb_idx);
+	if (!smid) {
+		delayed_tr = kzalloc(sizeof(*delayed_tr), GFP_ATOMIC);
+		if (!delayed_tr)
+			return;
+		INIT_LIST_HEAD(&delayed_tr->list);
+		delayed_tr->handle = handle;
+		delayed_tr->state = MPT2SAS_REQ_SAS_CNTRL;
+		list_add_tail(&delayed_tr->list,
+		    &ioc->delayed_tr_list);
+		if (sas_device->starget)
+			dewtprintk(ioc, starget_printk(KERN_INFO,
+			    sas_device->starget, "DELAYED:tr:handle(0x%04x), "
+			    "(open)\n", sas_device->handle));
+		return;
+	}
+
+	if (sas_device->starget && sas_device->starget->hostdata) {
+		sas_target_priv_data = sas_device->starget->hostdata;
+		sas_target_priv_data->tm_busy = 1;
+		dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
+		    "tr:handle(0x%04x), (open)\n", sas_device->handle));
+	}
+
+	mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
+	memset(mpi_request, 0, sizeof(Mpi2SCSITaskManagementRequest_t));
+	mpi_request->Function = MPI2_FUNCTION_SCSI_TASK_MGMT;
+	mpi_request->DevHandle = cpu_to_le16(handle);
+	mpi_request->TaskType = MPI2_SCSITASKMGMT_TASKTYPE_TARGET_RESET;
+	sas_device->state |= MPTSAS_STATE_TR_SEND;
+	sas_device->state |= MPT2SAS_REQ_SAS_CNTRL;
+	mpt2sas_base_put_smid_hi_priority(ioc, smid);
+}
+
+
+
+/**
+ * _scsih_sas_control_complete - completion routine
+ * @ioc: per adapter object
+ * @smid: system request message index
+ * @msix_index: MSIX table index supplied by the OS
+ * @reply: reply message frame(lower 32bit addr)
+ * Context: interrupt time.
+ *
+ * This is the sas iounit controll completion routine.
+ * This code is part of the code to initiate the device removal
+ * handshake protocal with controller firmware.
+ *
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
+ */
+static u8
+_scsih_sas_control_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid,
+    u8 msix_index, u32 reply)
+{
+	unsigned long flags;
+	u16 handle;
+	struct _sas_device *sas_device;
+	Mpi2SasIoUnitControlReply_t *mpi_reply =
+	    mpt2sas_base_get_reply_virt_addr(ioc, reply);
+
+	handle = le16_to_cpu(mpi_reply->DevHandle);
+
+	spin_lock_irqsave(&ioc->sas_device_lock, flags);
+	sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+	if (!sas_device) {
+		spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+		printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
+		    ioc->name, __func__);
+		return 1;
+	}
+	sas_device->state |= MPTSAS_STATE_CNTRL_COMPLETE;
+	spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+	if (sas_device->starget)
+		dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
+		    "sc_complete:handle(0x%04x), "
+		    "ioc_status(0x%04x), loginfo(0x%08x)\n",
+		    handle, le16_to_cpu(mpi_reply->IOCStatus),
+		    le32_to_cpu(mpi_reply->IOCLogInfo)));
+	return 1;
+}
+
+/**
+ * _scsih_tm_tr_complete -
+ * @ioc: per adapter object
+ * @smid: system request message index
+ * @msix_index: MSIX table index supplied by the OS
+ * @reply: reply message frame(lower 32bit addr)
+ * Context: interrupt time.
+ *
+ * This is the target reset completion routine.
+ * This code is part of the code to initiate the device removal
+ * handshake protocal with controller firmware.
+ * It will send a sas iounit controll request (MPI2_SAS_OP_REMOVE_DEVICE)
+ *
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
+ */
+static u8
+_scsih_tm_tr_complete(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
+    u32 reply)
+{
+	unsigned long flags;
+	u16 handle;
+	struct _sas_device *sas_device;
+	Mpi2SCSITaskManagementReply_t *mpi_reply =
+	    mpt2sas_base_get_reply_virt_addr(ioc, reply);
+	Mpi2SasIoUnitControlRequest_t *mpi_request;
+	u16 smid_sas_ctrl;
+	struct MPT2SAS_TARGET *sas_target_priv_data;
+	struct _tr_list *delayed_tr;
+	u8 rc;
+
+	handle = le16_to_cpu(mpi_reply->DevHandle);
+	spin_lock_irqsave(&ioc->sas_device_lock, flags);
+	sas_device = _scsih_sas_device_find_by_handle(ioc, handle);
+	if (!sas_device) {
+		spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+		printk(MPT2SAS_ERR_FMT "%s: failed finding sas_device\n",
+		    ioc->name, __func__);
+		return 1;
+	}
+	sas_device->state |= MPTSAS_STATE_TR_COMPLETE;
+	spin_unlock_irqrestore(&ioc->sas_device_lock, flags);
+
+	if (sas_device->starget)
+		dewtprintk(ioc, starget_printk(KERN_INFO, sas_device->starget,
+		    "tr_complete:handle(0x%04x), (%s) ioc_status(0x%04x), "
+		    "loginfo(0x%08x), completed(%d)\n",
+		    sas_device->handle, (sas_device->state &
+		    MPT2SAS_REQ_SAS_CNTRL) ? "open" : "active",
+		    le16_to_cpu(mpi_reply->IOCStatus),
+		    le32_to_cpu(mpi_reply->IOCLogInfo),
+		    le32_to_cpu(mpi_reply->TerminationCount)));
+
+	if (sas_device->starget && sas_device->starget->hostdata) {
+		sas_target_priv_data = sas_device->starget->hostdata;
+		sas_target_priv_data->tm_busy = 0;
+	}
+
+	if (!list_empty(&ioc->delayed_tr_list)) {
+		delayed_tr = list_entry(ioc->delayed_tr_list.next,
+		    struct _tr_list, list);
+		mpt2sas_base_free_smid(ioc, smid);
+		if (delayed_tr->state & MPT2SAS_REQ_SAS_CNTRL)
+			_scsih_tm_tr_send(ioc, delayed_tr->handle);
+		list_del(&delayed_tr->list);
+		kfree(delayed_tr);
+		rc = 0; /* tells base_interrupt not to free mf */
+	} else
+		rc = 1;
+
+
+	if (!(sas_device->state & MPT2SAS_REQ_SAS_CNTRL))
+		return rc;
+
+	if (ioc->shost_recovery) {
+		printk(MPT2SAS_INFO_FMT "%s: host reset in progress!\n",
+		    __func__, ioc->name);
+		return rc;
+	}
+
+	smid_sas_ctrl = mpt2sas_base_get_smid(ioc, ioc->tm_sas_control_cb_idx);
+	if (!smid_sas_ctrl) {
+		printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
+		    ioc->name, __func__);
+		return rc;
+	}
+
+	mpi_request = mpt2sas_base_get_msg_frame(ioc, smid_sas_ctrl);
+	memset(mpi_request, 0, sizeof(Mpi2SasIoUnitControlRequest_t));
+	mpi_request->Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
+	mpi_request->Operation = MPI2_SAS_OP_REMOVE_DEVICE;
+	mpi_request->DevHandle = mpi_reply->DevHandle;
+	sas_device->state |= MPTSAS_STATE_CNTRL_SEND;
+	mpt2sas_base_put_smid_default(ioc, smid_sas_ctrl);
+	return rc;
+}
+
+/**
  * _scsih_check_topo_delete_events - sanity check on topo events
  * @ioc: per adapter object
  * @event_data: the event data payload
@@ -2375,6 +2563,21 @@ _scsih_check_topo_delete_events(struct MPT2SAS_ADAPTER *ioc,
 	u16 expander_handle;
 	struct _sas_node *sas_expander;
 	unsigned long flags;
+	int i, reason_code;
+	u16 handle;
+
+	for (i = 0 ; i < event_data->NumEntries; i++) {
+		if (event_data->PHY[i].PhyStatus &
+		    MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
+			continue;
+		handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
+		if (!handle)
+			continue;
+		reason_code = event_data->PHY[i].PhyStatus &
+		    MPI2_EVENT_SAS_TOPO_RC_MASK;
+		if (reason_code == MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING)
+			_scsih_tm_tr_send(ioc, handle);
+	}
 
 	expander_handle = le16_to_cpu(event_data->ExpanderDevHandle);
 	if (expander_handle < ioc->sas_hba.num_phys) {
@@ -2433,8 +2636,8 @@ _scsih_flush_running_cmds(struct MPT2SAS_ADAPTER *ioc)
 	u16 smid;
 	u16 count = 0;
 
-	for (smid = 1; smid <= ioc->request_depth; smid++) {
-		scmd = _scsih_scsi_lookup_getclear(ioc, smid);
+	for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
+		scmd = _scsih_scsi_lookup_get(ioc, smid);
 		if (!scmd)
 			continue;
 		count++;
@@ -2616,7 +2819,7 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
 	if ((sas_device_priv_data->flags & MPT_DEVICE_TLR_ON))
 		mpi_control |= MPI2_SCSIIO_CONTROL_TLR_ON;
 
-	smid = mpt2sas_base_get_smid(ioc, ioc->scsi_io_cb_idx);
+	smid = mpt2sas_base_get_smid_scsiio(ioc, ioc->scsi_io_cb_idx, scmd);
 	if (!smid) {
 		printk(MPT2SAS_ERR_FMT "%s: failed obtaining a smid\n",
 		    ioc->name, __func__);
@@ -2643,7 +2846,8 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
 	mpi_request->SGLOffset0 = offsetof(Mpi2SCSIIORequest_t, SGL) / 4;
 	mpi_request->SGLFlags = cpu_to_le16(MPI2_SCSIIO_SGLFLAGS_TYPE_MPI +
 	    MPI2_SCSIIO_SGLFLAGS_SYSTEM_ADDR);
-
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 	int_to_scsilun(sas_device_priv_data->lun, (struct scsi_lun *)
 	    mpi_request->LUN);
 	memcpy(mpi_request->CDB.CDB32, scmd->cmnd, scmd->cmd_len);
@@ -2657,8 +2861,7 @@ _scsih_qcmd(struct scsi_cmnd *scmd, void (*done)(struct scsi_cmnd *))
 		}
 	}
 
-	_scsih_scsi_lookup_set(ioc, smid, scmd);
-	mpt2sas_base_put_smid_scsi_io(ioc, smid, 0,
+	mpt2sas_base_put_smid_scsi_io(ioc, smid,
 	    sas_device_priv_data->sas_target->handle);
 	return 0;
 
@@ -2954,15 +3157,16 @@ _scsih_smart_predicted_fault(struct MPT2SAS_ADAPTER *ioc, u16 handle)
  * _scsih_io_done - scsi request callback
  * @ioc: per adapter object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  *
- * Callback handler when using scsih_qcmd.
+ * Callback handler when using _scsih_qcmd.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-static void
-_scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
+static u8
+_scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index, u32 reply)
 {
 	Mpi2SCSIIORequest_t *mpi_request;
 	Mpi2SCSIIOReply_t *mpi_reply;
@@ -2976,9 +3180,9 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
 	u32 response_code;
 
 	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
-	scmd = _scsih_scsi_lookup_getclear(ioc, smid);
+	scmd = _scsih_scsi_lookup_get(ioc, smid);
 	if (scmd == NULL)
-		return;
+		return 1;
 
 	mpi_request = mpt2sas_base_get_msg_frame(ioc, smid);
 
@@ -3134,6 +3338,7 @@ _scsih_io_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID, u32 reply)
  out:
 	scsi_dma_unmap(scmd);
 	scmd->scsi_done(scmd);
+	return 1;
 }
 
 /**
@@ -3398,9 +3603,8 @@ _scsih_expander_add(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 		}
 	}
 
-	sas_address = le64_to_cpu(expander_pg0.SASAddress);
-
 	spin_lock_irqsave(&ioc->sas_node_lock, flags);
+	sas_address = le64_to_cpu(expander_pg0.SASAddress);
 	sas_expander = mpt2sas_scsih_expander_find_by_sas_address(ioc,
 	    sas_address);
 	spin_unlock_irqrestore(&ioc->sas_node_lock, flags);
@@ -3666,6 +3870,12 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 	if (ioc->remove_host)
 		goto out;
 
+	if ((sas_device->state & MPTSAS_STATE_TR_COMPLETE)) {
+		dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "\tskip "
+		   "target_reset handle(0x%04x)\n", ioc->name, handle));
+		goto skip_tr;
+	}
+
 	/* Target Reset to flush out all the outstanding IO */
 	device_handle = (sas_device->hidden_raid_component) ?
 	    sas_device->volume_handle : handle;
@@ -3682,6 +3892,13 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 		if (ioc->shost_recovery)
 			goto out;
 	}
+ skip_tr:
+
+	if ((sas_device->state & MPTSAS_STATE_CNTRL_COMPLETE)) {
+		dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "\tskip "
+		   "sas_cntrl handle(0x%04x)\n", ioc->name, handle));
+		goto out;
+	}
 
 	/* SAS_IO_UNIT_CNTR - send REMOVE_DEVICE */
 	dewtprintk(ioc, printk(MPT2SAS_INFO_FMT "sas_iounit: handle"
@@ -3690,7 +3907,8 @@ _scsih_remove_device(struct MPT2SAS_ADAPTER *ioc, u16 handle)
 	mpi_request.Function = MPI2_FUNCTION_SAS_IO_UNIT_CONTROL;
 	mpi_request.Operation = MPI2_SAS_OP_REMOVE_DEVICE;
 	mpi_request.DevHandle = handle;
-	mpi_request.VF_ID = 0;
+	mpi_request.VF_ID = 0; /* TODO */
+	mpi_request.VP_ID = 0;
 	if ((mpt2sas_base_sas_iounit_control(ioc, &mpi_reply,
 	    &mpi_request)) != 0) {
 		printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
@@ -3800,15 +4018,12 @@ _scsih_sas_topology_change_event_debug(struct MPT2SAS_ADAPTER *ioc,
 /**
  * _scsih_sas_topology_change_event - handle topology changes
  * @ioc: per adapter object
- * @VF_ID:
- * @event_data: event data payload
- * fw_event:
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  */
 static void
-_scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataSasTopologyChangeList_t *event_data,
+_scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc,
     struct fw_event_work *fw_event)
 {
 	int i;
@@ -3818,6 +4033,7 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	struct _sas_node *sas_expander;
 	unsigned long flags;
 	u8 link_rate_;
+	Mpi2EventDataSasTopologyChangeList_t *event_data = fw_event->event_data;
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
@@ -3851,15 +4067,16 @@ _scsih_sas_topology_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 		}
 		if (ioc->shost_recovery)
 			return;
-		if (event_data->PHY[i].PhyStatus &
-		    MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT)
+		phy_number = event_data->StartPhyNum + i;
+		reason_code = event_data->PHY[i].PhyStatus &
+		    MPI2_EVENT_SAS_TOPO_RC_MASK;
+		if ((event_data->PHY[i].PhyStatus &
+		    MPI2_EVENT_SAS_TOPO_PHYSTATUS_VACANT) && (reason_code !=
+		    MPI2_EVENT_SAS_TOPO_RC_TARG_NOT_RESPONDING))
 			continue;
 		handle = le16_to_cpu(event_data->PHY[i].AttachedDevHandle);
 		if (!handle)
 			continue;
-		phy_number = event_data->StartPhyNum + i;
-		reason_code = event_data->PHY[i].PhyStatus &
-		    MPI2_EVENT_SAS_TOPO_RC_MASK;
 		link_rate_ = event_data->PHY[i].LinkRate >> 4;
 		switch (reason_code) {
 		case MPI2_EVENT_SAS_TOPO_RC_PHY_CHANGED:
@@ -3971,19 +4188,19 @@ _scsih_sas_device_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc,
 /**
  * _scsih_sas_device_status_change_event - handle device status change
  * @ioc: per adapter object
- * @VF_ID:
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataSasDeviceStatusChange_t *event_data)
+_scsih_sas_device_status_change_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
-		_scsih_sas_device_status_change_event_debug(ioc, event_data);
+		_scsih_sas_device_status_change_event_debug(ioc,
+		     fw_event->event_data);
 #endif
 }
 
@@ -4026,34 +4243,33 @@ _scsih_sas_enclosure_dev_status_change_event_debug(struct MPT2SAS_ADAPTER *ioc,
 /**
  * _scsih_sas_enclosure_dev_status_change_event - handle enclosure events
  * @ioc: per adapter object
- * @VF_ID:
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
 _scsih_sas_enclosure_dev_status_change_event(struct MPT2SAS_ADAPTER *ioc,
-    u8 VF_ID, Mpi2EventDataSasEnclDevStatusChange_t *event_data)
+    struct fw_event_work *fw_event)
 {
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
 		_scsih_sas_enclosure_dev_status_change_event_debug(ioc,
-		     event_data);
+		     fw_event->event_data);
 #endif
 }
 
 /**
  * _scsih_sas_broadcast_primative_event - handle broadcast events
  * @ioc: per adapter object
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataSasBroadcastPrimitive_t *event_data)
+_scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 	struct scsi_cmnd *scmd;
 	u16 smid, handle;
@@ -4062,11 +4278,12 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	u32 termination_count;
 	u32 query_count;
 	Mpi2SCSITaskManagementReply_t *mpi_reply;
-
+#ifdef CONFIG_SCSI_MPT2SAS_LOGGING
+	Mpi2EventDataSasBroadcastPrimitive_t *event_data = fw_event->event_data;
+#endif
 	dewtprintk(ioc, printk(MPT2SAS_DEBUG_FMT "broadcast primative: "
 	    "phy number(%d), width(%d)\n", ioc->name, event_data->PhyNum,
 	    event_data->PortWidth));
-
 	dtmprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s: enter\n", ioc->name,
 	    __func__));
 
@@ -4074,7 +4291,7 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	termination_count = 0;
 	query_count = 0;
 	mpi_reply = ioc->tm_cmds.reply;
-	for (smid = 1; smid <= ioc->request_depth; smid++) {
+	for (smid = 1; smid <= ioc->scsiio_depth; smid++) {
 		scmd = _scsih_scsi_lookup_get(ioc, smid);
 		if (!scmd)
 			continue;
@@ -4121,23 +4338,25 @@ _scsih_sas_broadcast_primative_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 /**
  * _scsih_sas_discovery_event - handle discovery events
  * @ioc: per adapter object
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataSasDiscovery_t *event_data)
+_scsih_sas_discovery_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
+	Mpi2EventDataSasDiscovery_t *event_data = fw_event->event_data;
+
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK) {
 		printk(MPT2SAS_DEBUG_FMT "discovery event: (%s)", ioc->name,
 		    (event_data->ReasonCode == MPI2_EVENT_SAS_DISC_RC_STARTED) ?
 		    "start" : "stop");
 	if (event_data->DiscoveryStatus)
-		printk(MPT2SAS_DEBUG_FMT ", discovery_status(0x%08x)",
-		    ioc->name, le32_to_cpu(event_data->DiscoveryStatus));
+		printk("discovery_status(0x%08x)",
+		    le32_to_cpu(event_data->DiscoveryStatus));
 	printk("\n");
 	}
 #endif
@@ -4488,19 +4707,19 @@ _scsih_sas_ir_config_change_event_debug(struct MPT2SAS_ADAPTER *ioc,
 /**
  * _scsih_sas_ir_config_change_event - handle ir configuration change events
  * @ioc: per adapter object
- * @VF_ID:
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataIrConfigChangeList_t *event_data)
+_scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 	Mpi2EventIrConfigElement_t *element;
 	int i;
 	u8 foreign_config;
+	Mpi2EventDataIrConfigChangeList_t *event_data = fw_event->event_data;
 
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
@@ -4543,14 +4762,14 @@ _scsih_sas_ir_config_change_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 /**
  * _scsih_sas_ir_volume_event - IR volume event
  * @ioc: per adapter object
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataIrVolume_t *event_data)
+_scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 	u64 wwid;
 	unsigned long flags;
@@ -4559,6 +4778,7 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	u32 state;
 	int rc;
 	struct MPT2SAS_TARGET *sas_target_priv_data;
+	Mpi2EventDataIrVolume_t *event_data = fw_event->event_data;
 
 	if (event_data->ReasonCode != MPI2_EVENT_IR_VOLUME_RC_STATE_CHANGED)
 		return;
@@ -4628,14 +4848,14 @@ _scsih_sas_ir_volume_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 /**
  * _scsih_sas_ir_physical_disk_event - PD event
  * @ioc: per adapter object
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-   Mpi2EventDataIrPhysicalDisk_t *event_data)
+_scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 	u16 handle;
 	u32 state;
@@ -4644,6 +4864,7 @@ _scsih_sas_ir_physical_disk_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	Mpi2ConfigReply_t mpi_reply;
 	Mpi2SasDevicePage0_t sas_device_pg0;
 	u32 ioc_status;
+	Mpi2EventDataIrPhysicalDisk_t *event_data = fw_event->event_data;
 
 	if (event_data->ReasonCode != MPI2_EVENT_IR_PHYSDISK_RC_STATE_CHANGED)
 		return;
@@ -4743,33 +4964,33 @@ _scsih_sas_ir_operation_status_event_debug(struct MPT2SAS_ADAPTER *ioc,
 /**
  * _scsih_sas_ir_operation_status_event - handle RAID operation events
  * @ioc: per adapter object
- * @VF_ID:
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Return nothing.
  */
 static void
-_scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataIrOperationStatus_t *event_data)
+_scsih_sas_ir_operation_status_event(struct MPT2SAS_ADAPTER *ioc,
+    struct fw_event_work *fw_event)
 {
 #ifdef CONFIG_SCSI_MPT2SAS_LOGGING
 	if (ioc->logging_level & MPT_DEBUG_EVENT_WORK_TASK)
-		_scsih_sas_ir_operation_status_event_debug(ioc, event_data);
+		_scsih_sas_ir_operation_status_event_debug(ioc,
+		     fw_event->event_data);
 #endif
 }
 
 /**
  * _scsih_task_set_full - handle task set full
  * @ioc: per adapter object
- * @event_data: event data payload
+ * @fw_event: The fw_event_work object
  * Context: user.
  *
  * Throttle back qdepth.
  */
 static void
-_scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
-    Mpi2EventDataTaskSetFull_t *event_data)
+_scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, struct fw_event_work
+	*fw_event)
 {
 	unsigned long flags;
 	struct _sas_device *sas_device;
@@ -4780,6 +5001,7 @@ _scsih_task_set_full(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID,
 	u16 handle;
 	int id, channel;
 	u64 sas_address;
+	Mpi2EventDataTaskSetFull_t *event_data = fw_event->event_data;
 
 	current_depth = le16_to_cpu(event_data->CurrentDepth);
 	handle = le16_to_cpu(event_data->DevHandle);
@@ -4868,6 +5090,10 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
 		if (sas_device->sas_address == sas_address &&
 		    sas_device->slot == slot && sas_device->starget) {
 			sas_device->responding = 1;
+			sas_device->state = 0;
+			starget = sas_device->starget;
+			sas_target_priv_data = starget->hostdata;
+			sas_target_priv_data->tm_busy = 0;
 			starget_printk(KERN_INFO, sas_device->starget,
 			    "handle(0x%04x), sas_addr(0x%016llx), enclosure "
 			    "logical id(0x%016llx), slot(%d)\n", handle,
@@ -4880,8 +5106,6 @@ _scsih_mark_responding_sas_device(struct MPT2SAS_ADAPTER *ioc, u64 sas_address,
 			printk(KERN_INFO "\thandle changed from(0x%04x)!!!\n",
 			    sas_device->handle);
 			sas_device->handle = handle;
-			starget = sas_device->starget;
-			sas_target_priv_data = starget->hostdata;
 			sas_target_priv_data->handle = handle;
 			goto out;
 		}
@@ -5227,44 +5451,38 @@ _firmware_event_work(struct work_struct *work)
 
 	switch (fw_event->event) {
 	case MPI2_EVENT_SAS_TOPOLOGY_CHANGE_LIST:
-		_scsih_sas_topology_change_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data, fw_event);
+		_scsih_sas_topology_change_event(ioc, fw_event);
 		break;
 	case MPI2_EVENT_SAS_DEVICE_STATUS_CHANGE:
-		_scsih_sas_device_status_change_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_device_status_change_event(ioc,
+		    fw_event);
 		break;
 	case MPI2_EVENT_SAS_DISCOVERY:
-		_scsih_sas_discovery_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_discovery_event(ioc,
+		    fw_event);
 		break;
 	case MPI2_EVENT_SAS_BROADCAST_PRIMITIVE:
-		_scsih_sas_broadcast_primative_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_broadcast_primative_event(ioc,
+		    fw_event);
 		break;
 	case MPI2_EVENT_SAS_ENCL_DEVICE_STATUS_CHANGE:
 		_scsih_sas_enclosure_dev_status_change_event(ioc,
-		    fw_event->VF_ID, fw_event->event_data);
+		    fw_event);
 		break;
 	case MPI2_EVENT_IR_CONFIGURATION_CHANGE_LIST:
-		_scsih_sas_ir_config_change_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_ir_config_change_event(ioc, fw_event);
 		break;
 	case MPI2_EVENT_IR_VOLUME:
-		_scsih_sas_ir_volume_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_ir_volume_event(ioc, fw_event);
 		break;
 	case MPI2_EVENT_IR_PHYSICAL_DISK:
-		_scsih_sas_ir_physical_disk_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_ir_physical_disk_event(ioc, fw_event);
 		break;
 	case MPI2_EVENT_IR_OPERATION_STATUS:
-		_scsih_sas_ir_operation_status_event(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_sas_ir_operation_status_event(ioc, fw_event);
 		break;
 	case MPI2_EVENT_TASK_SET_FULL:
-		_scsih_task_set_full(ioc, fw_event->VF_ID,
-		    fw_event->event_data);
+		_scsih_task_set_full(ioc, fw_event);
 		break;
 	}
 	_scsih_fw_event_free(ioc, fw_event);
@@ -5273,17 +5491,19 @@ _firmware_event_work(struct work_struct *work)
 /**
  * mpt2sas_scsih_event_callback - firmware event handler (called at ISR time)
  * @ioc: per adapter object
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  * Context: interrupt.
  *
  * This function merely adds a new work task into ioc->firmware_event_thread.
  * The tasks are worked from _firmware_event_work in user context.
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
+u8
+mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 msix_index,
+	u32 reply)
 {
 	struct fw_event_work *fw_event;
 	Mpi2EventNotificationReply_t *mpi_reply;
@@ -5294,11 +5514,11 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 	spin_lock_irqsave(&ioc->fw_event_lock, flags);
 	if (ioc->fw_events_off || ioc->remove_host) {
 		spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
-		return;
+		return 1;
 	}
 	spin_unlock_irqrestore(&ioc->fw_event_lock, flags);
 
-	mpi_reply =  mpt2sas_base_get_reply_virt_addr(ioc, reply);
+	mpi_reply = mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	event = le16_to_cpu(mpi_reply->Event);
 
 	switch (event) {
@@ -5312,7 +5532,7 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 		if (baen_data->Primitive !=
 		    MPI2_EVENT_PRIMITIVE_ASYNCHRONOUS_EVENT ||
 		    ioc->broadcast_aen_busy)
-			return;
+			return 1;
 		ioc->broadcast_aen_busy = 1;
 		break;
 	}
@@ -5334,14 +5554,14 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 		break;
 
 	default: /* ignore the rest */
-		return;
+		return 1;
 	}
 
 	fw_event = kzalloc(sizeof(struct fw_event_work), GFP_ATOMIC);
 	if (!fw_event) {
 		printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
 		    ioc->name, __FILE__, __LINE__, __func__);
-		return;
+		return 1;
 	}
 	fw_event->event_data =
 	    kzalloc(mpi_reply->EventDataLength*4, GFP_ATOMIC);
@@ -5349,15 +5569,17 @@ mpt2sas_scsih_event_callback(struct MPT2SAS_ADAPTER *ioc, u8 VF_ID, u32 reply)
 		printk(MPT2SAS_ERR_FMT "failure at %s:%d/%s()!\n",
 		    ioc->name, __FILE__, __LINE__, __func__);
 		kfree(fw_event);
-		return;
+		return 1;
 	}
 
 	memcpy(fw_event->event_data, mpi_reply->EventData,
 	    mpi_reply->EventDataLength*4);
 	fw_event->ioc = ioc;
-	fw_event->VF_ID = VF_ID;
+	fw_event->VF_ID = mpi_reply->VF_ID;
+	fw_event->VP_ID = mpi_reply->VP_ID;
 	fw_event->event = event;
 	_scsih_fw_event_add(ioc, fw_event);
+	return 1;
 }
 
 /* shost template */
@@ -5617,7 +5839,7 @@ _scsih_probe_raid(struct MPT2SAS_ADAPTER *ioc)
 }
 
 /**
- * _scsih_probe_sas - reporting raid volumes to sas transport
+ * _scsih_probe_sas - reporting sas devices to sas transport
  * @ioc: per adapter object
  *
  * Called during initial loading of the driver.
@@ -5714,6 +5936,8 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	ioc->base_cb_idx = base_cb_idx;
 	ioc->transport_cb_idx = transport_cb_idx;
 	ioc->config_cb_idx = config_cb_idx;
+	ioc->tm_tr_cb_idx = tm_tr_cb_idx;
+	ioc->tm_sas_control_cb_idx = tm_sas_control_cb_idx;
 	ioc->logging_level = logging_level;
 	/* misc semaphores and spin locks */
 	spin_lock_init(&ioc->ioc_reset_in_progress_lock);
@@ -5729,6 +5953,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 	INIT_LIST_HEAD(&ioc->fw_event_list);
 	INIT_LIST_HEAD(&ioc->raid_device_list);
 	INIT_LIST_HEAD(&ioc->sas_hba.sas_port_list);
+	INIT_LIST_HEAD(&ioc->delayed_tr_list);
 
 	/* init shost parameters */
 	shost->max_cmd_len = 16;
@@ -5745,6 +5970,7 @@ _scsih_probe(struct pci_dev *pdev, const struct pci_device_id *id)
 
 	scsi_host_set_prot(shost, SHOST_DIF_TYPE1_PROTECTION
 	    | SHOST_DIF_TYPE3_PROTECTION);
+	scsi_host_set_guard(shost, SHOST_DIX_GUARD_CRC);
 
 	/* event thread */
 	snprintf(ioc->firmware_event_name, sizeof(ioc->firmware_event_name),
@@ -5894,6 +6120,11 @@ _scsih_init(void)
 	/* ctl module callback handler */
 	ctl_cb_idx = mpt2sas_base_register_callback_handler(mpt2sas_ctl_done);
 
+	tm_tr_cb_idx = mpt2sas_base_register_callback_handler(
+	    _scsih_tm_tr_complete);
+	tm_sas_control_cb_idx = mpt2sas_base_register_callback_handler(
+	    _scsih_sas_control_complete);
+
 	mpt2sas_ctl_init();
 
 	error = pci_register_driver(&scsih_driver);
@@ -5924,6 +6155,9 @@ _scsih_exit(void)
 	mpt2sas_base_release_callback_handler(config_cb_idx);
 	mpt2sas_base_release_callback_handler(ctl_cb_idx);
 
+	mpt2sas_base_release_callback_handler(tm_tr_cb_idx);
+	mpt2sas_base_release_callback_handler(tm_sas_control_cb_idx);
+
 	mpt2sas_ctl_exit();
 }
 
diff --git a/drivers/scsi/mpt2sas/mpt2sas_transport.c b/drivers/scsi/mpt2sas/mpt2sas_transport.c
index 742324a0a11e..eb98188c7f3f 100644
--- a/drivers/scsi/mpt2sas/mpt2sas_transport.c
+++ b/drivers/scsi/mpt2sas/mpt2sas_transport.c
@@ -2,7 +2,7 @@
  * SAS Transport Layer for MPT (Message Passing Technology) based controllers
  *
  * This code is based on drivers/scsi/mpt2sas/mpt2_transport.c
- * Copyright (C) 2007-2008  LSI Corporation
+ * Copyright (C) 2007-2009  LSI Corporation
  *  (mailto:DL-MPTFusionLinux@lsi.com)
  *
  * This program is free software; you can redistribute it and/or
@@ -212,25 +212,26 @@ _transport_set_identify(struct MPT2SAS_ADAPTER *ioc, u16 handle,
  * mpt2sas_transport_done -  internal transport layer callback handler.
  * @ioc: per adapter object
  * @smid: system request message index
- * @VF_ID: virtual function id
+ * @msix_index: MSIX table index supplied by the OS
  * @reply: reply message frame(lower 32bit addr)
  *
  * Callback handler when sending internal generated transport cmds.
  * The callback index passed is `ioc->transport_cb_idx`
  *
- * Return nothing.
+ * Return 1 meaning mf should be freed from _base_interrupt
+ *        0 means the mf is freed from this function.
  */
-void
-mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
+u8
+mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 msix_index,
     u32 reply)
 {
 	MPI2DefaultReply_t *mpi_reply;
 
 	mpi_reply =  mpt2sas_base_get_reply_virt_addr(ioc, reply);
 	if (ioc->transport_cmds.status == MPT2_CMD_NOT_USED)
-		return;
+		return 1;
 	if (ioc->transport_cmds.smid != smid)
-		return;
+		return 1;
 	ioc->transport_cmds.status |= MPT2_CMD_COMPLETE;
 	if (mpi_reply) {
 		memcpy(ioc->transport_cmds.reply, mpi_reply,
@@ -239,6 +240,7 @@ mpt2sas_transport_done(struct MPT2SAS_ADAPTER *ioc, u16 smid, u8 VF_ID,
 	}
 	ioc->transport_cmds.status &= ~MPT2_CMD_PENDING;
 	complete(&ioc->transport_cmds.done);
+	return 1;
 }
 
 /* report manufacture request structure */
@@ -369,6 +371,8 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc,
 	memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t));
 	mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH;
 	mpi_request->PhysicalPort = 0xFF;
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 	sas_address_le = (u64 *)&mpi_request->SASAddress;
 	*sas_address_le = cpu_to_le64(sas_address);
 	mpi_request->RequestDataLength = sizeof(struct rep_manu_request);
@@ -396,7 +400,8 @@ _transport_expander_report_manufacture(struct MPT2SAS_ADAPTER *ioc,
 	dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "report_manufacture - "
 	    "send to sas_addr(0x%016llx)\n", ioc->name,
 	    (unsigned long long)sas_address));
-	mpt2sas_base_put_smid_default(ioc, smid, 0 /* VF_ID */);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->transport_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done,
 	    10*HZ);
 
@@ -1106,6 +1111,8 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
 	memset(mpi_request, 0, sizeof(Mpi2SmpPassthroughRequest_t));
 	mpi_request->Function = MPI2_FUNCTION_SMP_PASSTHROUGH;
 	mpi_request->PhysicalPort = 0xFF;
+	mpi_request->VF_ID = 0; /* TODO */
+	mpi_request->VP_ID = 0;
 	*((u64 *)&mpi_request->SASAddress) = (rphy) ?
 	    cpu_to_le64(rphy->identify.sas_address) :
 	    cpu_to_le64(ioc->sas_hba.sas_address);
@@ -1147,7 +1154,8 @@ _transport_smp_handler(struct Scsi_Host *shost, struct sas_rphy *rphy,
 	dtransportprintk(ioc, printk(MPT2SAS_DEBUG_FMT "%s - "
 	    "sending smp request\n", ioc->name, __func__));
 
-	mpt2sas_base_put_smid_default(ioc, smid, 0 /* VF_ID */);
+	mpt2sas_base_put_smid_default(ioc, smid);
+	init_completion(&ioc->transport_cmds.done);
 	timeleft = wait_for_completion_timeout(&ioc->transport_cmds.done,
 	    10*HZ);
 
diff --git a/drivers/scsi/mvsas/mv_defs.h b/drivers/scsi/mvsas/mv_defs.h
index f8cb9defb961..1849da1f030d 100644
--- a/drivers/scsi/mvsas/mv_defs.h
+++ b/drivers/scsi/mvsas/mv_defs.h
@@ -25,6 +25,8 @@
 #ifndef _MV_DEFS_H_
 #define _MV_DEFS_H_
 
+#define PCI_DEVICE_ID_ARECA_1300	0x1300
+#define PCI_DEVICE_ID_ARECA_1320	0x1320
 
 enum chip_flavors {
 	chip_6320,
@@ -32,6 +34,8 @@ enum chip_flavors {
 	chip_6485,
 	chip_9480,
 	chip_9180,
+	chip_1300,
+	chip_1320
 };
 
 /* driver compile-time configuration */
diff --git a/drivers/scsi/mvsas/mv_init.c b/drivers/scsi/mvsas/mv_init.c
index 8646a19f999d..c790d45876c4 100644
--- a/drivers/scsi/mvsas/mv_init.c
+++ b/drivers/scsi/mvsas/mv_init.c
@@ -32,6 +32,8 @@ static const struct mvs_chip_info mvs_chips[] = {
 	[chip_6485] =	{ 1, 8, 0x800, 33, 32, 10, &mvs_64xx_dispatch, },
 	[chip_9180] =	{ 2, 4, 0x800, 17, 64,  9, &mvs_94xx_dispatch, },
 	[chip_9480] =	{ 2, 4, 0x800, 17, 64,  9, &mvs_94xx_dispatch, },
+	[chip_1300] =	{ 1, 4, 0x400, 17, 16,  9, &mvs_64xx_dispatch, },
+	[chip_1320] =	{ 2, 4, 0x800, 17, 64,  9, &mvs_94xx_dispatch, },
 };
 
 #define SOC_SAS_NUM 2
@@ -653,6 +655,8 @@ static struct pci_device_id __devinitdata mvs_pci_table[] = {
 	{ PCI_VDEVICE(MARVELL, 0x6485), chip_6485 },
 	{ PCI_VDEVICE(MARVELL, 0x9480), chip_9480 },
 	{ PCI_VDEVICE(MARVELL, 0x9180), chip_9180 },
+	{ PCI_VDEVICE(ARECA, PCI_DEVICE_ID_ARECA_1300), chip_1300 },
+	{ PCI_VDEVICE(ARECA, PCI_DEVICE_ID_ARECA_1320), chip_1320 },
 
 	{ }	/* terminate list */
 };
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index 4302f06e4ec9..0a97bc9074bb 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -46,6 +46,7 @@
 #include <linux/mutex.h>
 #include <scsi/scsi.h>
 #include <scsi/scsi_host.h>
+#include <scsi/scsi_device.h>
 #include <scsi/scsi_tcq.h>
 #include <scsi/scsi_eh.h>
 #include <scsi/scsi_cmnd.h>
@@ -684,7 +685,7 @@ static void pmcraid_timeout_handler(struct pmcraid_cmd *cmd)
 	struct pmcraid_instance *pinstance = cmd->drv_inst;
 	unsigned long lock_flags;
 
-	dev_err(&pinstance->pdev->dev,
+	dev_info(&pinstance->pdev->dev,
 		"Adapter being reset due to command timeout.\n");
 
 	/* Command timeouts result in hard reset sequence. The command that got
@@ -815,8 +816,9 @@ static void pmcraid_erp_done(struct pmcraid_cmd *cmd)
 
 	if (PMCRAID_IOASC_SENSE_KEY(ioasc) > 0) {
 		scsi_cmd->result |= (DID_ERROR << 16);
-		pmcraid_err("command CDB[0] = %x failed with IOASC: 0x%08X\n",
-			     cmd->ioa_cb->ioarcb.cdb[0], ioasc);
+		scmd_printk(KERN_INFO, scsi_cmd,
+			    "command CDB[0] = %x failed with IOASC: 0x%08X\n",
+			    cmd->ioa_cb->ioarcb.cdb[0], ioasc);
 	}
 
 	/* if we had allocated sense buffers for request sense, copy the sense
@@ -1069,7 +1071,7 @@ static struct pmcraid_cmd *pmcraid_init_hcam
 
 	ioarcb->data_transfer_length = cpu_to_le32(rcb_size);
 
-	ioadl[0].flags |= cpu_to_le32(IOADL_FLAGS_READ_LAST);
+	ioadl[0].flags |= IOADL_FLAGS_READ_LAST;
 	ioadl[0].data_len = cpu_to_le32(rcb_size);
 	ioadl[0].address = cpu_to_le32(dma);
 
@@ -1541,13 +1543,13 @@ static void pmcraid_handle_error_log(struct pmcraid_instance *pinstance)
 
 	if (pinstance->ldn.hcam->notification_lost ==
 	    HOSTRCB_NOTIFICATIONS_LOST)
-		dev_err(&pinstance->pdev->dev, "Error notifications lost\n");
+		dev_info(&pinstance->pdev->dev, "Error notifications lost\n");
 
 	ioasc = le32_to_cpu(hcam_ldn->error_log.fd_ioasc);
 
 	if (ioasc == PMCRAID_IOASC_UA_BUS_WAS_RESET ||
 		ioasc == PMCRAID_IOASC_UA_BUS_WAS_RESET_BY_OTHER) {
-		dev_err(&pinstance->pdev->dev,
+		dev_info(&pinstance->pdev->dev,
 			"UnitAttention due to IOA Bus Reset\n");
 		scsi_report_bus_reset(
 			pinstance->host,
@@ -1584,7 +1586,7 @@ static void pmcraid_process_ccn(struct pmcraid_cmd *cmd)
 	    atomic_read(&pinstance->ccn.ignore) == 1) {
 		return;
 	} else if (ioasc) {
-		dev_err(&pinstance->pdev->dev,
+		dev_info(&pinstance->pdev->dev,
 			"Host RCB (CCN) failed with IOASC: 0x%08X\n", ioasc);
 		spin_lock_irqsave(pinstance->host->host_lock, lock_flags);
 		pmcraid_send_hcam(pinstance, PMCRAID_HCAM_CODE_CONFIG_CHANGE);
@@ -1634,7 +1636,7 @@ static void pmcraid_process_ldn(struct pmcraid_cmd *cmd)
 			return;
 		}
 	} else {
-		dev_err(&pinstance->pdev->dev,
+		dev_info(&pinstance->pdev->dev,
 			"Host RCB(LDN) failed with IOASC: 0x%08X\n", ioasc);
 	}
 	/* send netlink message for HCAM notification if enabled */
@@ -1822,7 +1824,6 @@ static void pmcraid_fail_outstanding_cmds(struct pmcraid_instance *pinstance)
 			scsi_dma_unmap(scsi_cmd);
 			pmcraid_return_cmd(cmd);
 
-
 			pmcraid_info("failing(%d) CDB[0] = %x result: %x\n",
 				     le32_to_cpu(resp) >> 2,
 				     cmd->ioa_cb->ioarcb.cdb[0],
@@ -2250,7 +2251,7 @@ static void pmcraid_request_sense(struct pmcraid_cmd *cmd)
 
 	ioadl->address = cpu_to_le64(cmd->sense_buffer_dma);
 	ioadl->data_len = cpu_to_le32(SCSI_SENSE_BUFFERSIZE);
-	ioadl->flags = cpu_to_le32(IOADL_FLAGS_LAST_DESC);
+	ioadl->flags = IOADL_FLAGS_LAST_DESC;
 
 	/* request sense might be called as part of error response processing
 	 * which runs in tasklets context. It is possible that mid-layer might
@@ -2514,7 +2515,8 @@ static int pmcraid_reset_device(
 	res = scsi_cmd->device->hostdata;
 
 	if (!res) {
-		pmcraid_err("reset_device: NULL resource pointer\n");
+		sdev_printk(KERN_ERR, scsi_cmd->device,
+			    "reset_device: NULL resource pointer\n");
 		return FAILED;
 	}
 
@@ -2752,8 +2754,8 @@ static int pmcraid_eh_abort_handler(struct scsi_cmnd *scsi_cmd)
 	pinstance =
 		(struct pmcraid_instance *)scsi_cmd->device->host->hostdata;
 
-	dev_err(&pinstance->pdev->dev,
-		"I/O command timed out, aborting it.\n");
+	scmd_printk(KERN_INFO, scsi_cmd,
+		    "I/O command timed out, aborting it.\n");
 
 	res = scsi_cmd->device->hostdata;
 
@@ -2824,7 +2826,8 @@ static int pmcraid_eh_abort_handler(struct scsi_cmnd *scsi_cmd)
  */
 static int pmcraid_eh_device_reset_handler(struct scsi_cmnd *scmd)
 {
-	pmcraid_err("Doing device reset due to an I/O command timeout.\n");
+	scmd_printk(KERN_INFO, scmd,
+		    "resetting device due to an I/O command timeout.\n");
 	return pmcraid_reset_device(scmd,
 				    PMCRAID_INTERNAL_TIMEOUT,
 				    RESET_DEVICE_LUN);
@@ -2832,7 +2835,8 @@ static int pmcraid_eh_device_reset_handler(struct scsi_cmnd *scmd)
 
 static int pmcraid_eh_bus_reset_handler(struct scsi_cmnd *scmd)
 {
-	pmcraid_err("Doing bus reset due to an I/O command timeout.\n");
+	scmd_printk(KERN_INFO, scmd,
+		    "Doing bus reset due to an I/O command timeout.\n");
 	return pmcraid_reset_device(scmd,
 				    PMCRAID_RESET_BUS_TIMEOUT,
 				    RESET_DEVICE_BUS);
@@ -2840,7 +2844,8 @@ static int pmcraid_eh_bus_reset_handler(struct scsi_cmnd *scmd)
 
 static int pmcraid_eh_target_reset_handler(struct scsi_cmnd *scmd)
 {
-	pmcraid_err("Doing target reset due to an I/O command timeout.\n");
+	scmd_printk(KERN_INFO, scmd,
+		    "Doing target reset due to an I/O command timeout.\n");
 	return pmcraid_reset_device(scmd,
 				    PMCRAID_INTERNAL_TIMEOUT,
 				    RESET_DEVICE_TARGET);
@@ -2988,11 +2993,11 @@ static int pmcraid_build_ioadl(
 	nseg = scsi_dma_map(scsi_cmd);
 
 	if (nseg < 0) {
-		dev_err(&pinstance->pdev->dev, "scsi_map_dma failed!\n");
+		scmd_printk(KERN_ERR, scsi_cmd, "scsi_map_dma failed!\n");
 		return -1;
 	} else if (nseg > PMCRAID_MAX_IOADLS) {
 		scsi_dma_unmap(scsi_cmd);
-		dev_err(&pinstance->pdev->dev,
+		scmd_printk(KERN_ERR, scsi_cmd,
 			"sg count is (%d) more than allowed!\n", nseg);
 		return -1;
 	}
@@ -3012,7 +3017,7 @@ static int pmcraid_build_ioadl(
 		ioadl[i].flags = 0;
 	}
 	/* setup last descriptor */
-	ioadl[i - 1].flags = cpu_to_le32(IOADL_FLAGS_LAST_DESC);
+	ioadl[i - 1].flags = IOADL_FLAGS_LAST_DESC;
 
 	return 0;
 }
@@ -3382,7 +3387,7 @@ static int pmcraid_build_passthrough_ioadls(
 	}
 
 	/* setup the last descriptor */
-	ioadl[i - 1].flags = cpu_to_le32(IOADL_FLAGS_LAST_DESC);
+	ioadl[i - 1].flags = IOADL_FLAGS_LAST_DESC;
 
 	return 0;
 }
@@ -5040,7 +5045,7 @@ static int pmcraid_resume(struct pci_dev *pdev)
 	rc = pci_enable_device(pdev);
 
 	if (rc) {
-		pmcraid_err("pmcraid: Enable device failed\n");
+		dev_err(&pdev->dev, "resume: Enable device failed\n");
 		return rc;
 	}
 
@@ -5054,7 +5059,7 @@ static int pmcraid_resume(struct pci_dev *pdev)
 		rc = pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32));
 
 	if (rc != 0) {
-		dev_err(&pdev->dev, "Failed to set PCI DMA mask\n");
+		dev_err(&pdev->dev, "resume: Failed to set PCI DMA mask\n");
 		goto disable_device;
 	}
 
@@ -5063,7 +5068,8 @@ static int pmcraid_resume(struct pci_dev *pdev)
 	rc = pmcraid_register_interrupt_handler(pinstance);
 
 	if (rc) {
-		pmcraid_err("resume: couldn't register interrupt handlers\n");
+		dev_err(&pdev->dev,
+			"resume: couldn't register interrupt handlers\n");
 		rc = -ENODEV;
 		goto release_host;
 	}
@@ -5080,7 +5086,7 @@ static int pmcraid_resume(struct pci_dev *pdev)
 	 * state.
 	 */
 	if (pmcraid_reset_bringup(pinstance)) {
-		pmcraid_err("couldn't initialize IOA \n");
+		dev_err(&pdev->dev, "couldn't initialize IOA \n");
 		rc = -ENODEV;
 		goto release_tasklets;
 	}
@@ -5187,7 +5193,7 @@ static void pmcraid_init_res_table(struct pmcraid_cmd *cmd)
 	LIST_HEAD(old_res);
 
 	if (pinstance->cfg_table->flags & MICROCODE_UPDATE_REQUIRED)
-		dev_err(&pinstance->pdev->dev, "Require microcode download\n");
+		pmcraid_err("IOA requires microcode download\n");
 
 	/* resource list is protected by pinstance->resource_lock.
 	 * init_res_table can be called from probe (user-thread) or runtime
@@ -5224,8 +5230,7 @@ static void pmcraid_init_res_table(struct pmcraid_cmd *cmd)
 		if (!found) {
 
 			if (list_empty(&pinstance->free_res_q)) {
-				dev_err(&pinstance->pdev->dev,
-					"Too many devices attached\n");
+				pmcraid_err("Too many devices attached\n");
 				break;
 			}
 
@@ -5309,7 +5314,7 @@ static void pmcraid_querycfg(struct pmcraid_cmd *cmd)
 		cpu_to_le32(sizeof(struct pmcraid_config_table));
 
 	ioadl = &(ioarcb->add_data.u.ioadl[0]);
-	ioadl->flags = cpu_to_le32(IOADL_FLAGS_LAST_DESC);
+	ioadl->flags = IOADL_FLAGS_LAST_DESC;
 	ioadl->address = cpu_to_le64(pinstance->cfg_table_bus_addr);
 	ioadl->data_len = cpu_to_le32(sizeof(struct pmcraid_config_table));
 
@@ -5442,7 +5447,7 @@ static int __devinit pmcraid_probe(
 	rc = pmcraid_register_interrupt_handler(pinstance);
 
 	if (rc) {
-		pmcraid_err("couldn't register interrupt handler\n");
+		dev_err(&pdev->dev, "couldn't register interrupt handler\n");
 		goto out_scsi_host_put;
 	}
 
@@ -5466,7 +5471,7 @@ static int __devinit pmcraid_probe(
 	 */
 	pmcraid_info("starting IOA initialization sequence\n");
 	if (pmcraid_reset_bringup(pinstance)) {
-		pmcraid_err("couldn't initialize IOA \n");
+		dev_err(&pdev->dev, "couldn't initialize IOA \n");
 		rc = 1;
 		goto out_release_bufs;
 	}
@@ -5534,7 +5539,6 @@ static struct pci_driver pmcraid_driver = {
 	.shutdown = pmcraid_shutdown
 };
 
-
 /**
  * pmcraid_init - module load entry point
  */
@@ -5566,7 +5570,6 @@ static int __init pmcraid_init(void)
 		goto out_unreg_chrdev;
 	}
 
-
 	error = pmcraid_netlink_init();
 
 	if (error)
@@ -5584,6 +5587,7 @@ static int __init pmcraid_init(void)
 
 out_unreg_chrdev:
 	unregister_chrdev_region(MKDEV(pmcraid_major, 0), PMCRAID_MAX_ADAPTERS);
+
 out_init:
 	return error;
 }
diff --git a/drivers/scsi/pmcraid.h b/drivers/scsi/pmcraid.h
index 614b3a764fed..3441b3f90827 100644
--- a/drivers/scsi/pmcraid.h
+++ b/drivers/scsi/pmcraid.h
@@ -26,7 +26,6 @@
 #include <linux/completion.h>
 #include <linux/list.h>
 #include <scsi/scsi.h>
-#include <linux/kref.h>
 #include <scsi/scsi_cmnd.h>
 #include <linux/cdev.h>
 #include <net/netlink.h>
diff --git a/drivers/scsi/qla2xxx/qla_mid.c b/drivers/scsi/qla2xxx/qla_mid.c
index 42b799abba57..e07b3617f019 100644
--- a/drivers/scsi/qla2xxx/qla_mid.c
+++ b/drivers/scsi/qla2xxx/qla_mid.c
@@ -568,7 +568,7 @@ qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options,
 	if (req == NULL) {
 		qla_printk(KERN_WARNING, ha, "could not allocate memory"
 			"for request que\n");
-		goto que_failed;
+		goto failed;
 	}
 
 	req->length = REQUEST_ENTRY_CNT_24XX;
@@ -632,6 +632,7 @@ qla25xx_create_req_que(struct qla_hw_data *ha, uint16_t options,
 
 que_failed:
 	qla25xx_free_req_que(base_vha, req);
+failed:
 	return 0;
 }
 
@@ -659,7 +660,7 @@ qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options,
 	if (rsp == NULL) {
 		qla_printk(KERN_WARNING, ha, "could not allocate memory for"
 				" response que\n");
-		goto que_failed;
+		goto failed;
 	}
 
 	rsp->length = RESPONSE_ENTRY_CNT_MQ;
@@ -728,6 +729,7 @@ qla25xx_create_rsp_que(struct qla_hw_data *ha, uint16_t options,
 
 que_failed:
 	qla25xx_free_rsp_que(base_vha, rsp);
+failed:
 	return 0;
 }
 
diff --git a/drivers/scsi/qla4xxx/ql4_os.c b/drivers/scsi/qla4xxx/ql4_os.c
index 40e3cafb3a9c..83c8b5e4fc8b 100644
--- a/drivers/scsi/qla4xxx/ql4_os.c
+++ b/drivers/scsi/qla4xxx/ql4_os.c
@@ -1422,7 +1422,7 @@ static void qla4xxx_slave_destroy(struct scsi_device *sdev)
 /**
  * qla4xxx_del_from_active_array - returns an active srb
  * @ha: Pointer to host adapter structure.
- * @index: index into to the active_array
+ * @index: index into the active_array
  *
  * This routine removes and returns the srb at the specified index
  **/
@@ -1500,7 +1500,7 @@ static int qla4xxx_wait_for_hba_online(struct scsi_qla_host *ha)
 
 /**
  * qla4xxx_eh_wait_for_commands - wait for active cmds to finish.
- * @ha: pointer to to HBA
+ * @ha: pointer to HBA
  * @t: target id
  * @l: lun id
  *
diff --git a/drivers/scsi/scsi.c b/drivers/scsi/scsi.c
index b6e03074cb8f..dd098cad337b 100644
--- a/drivers/scsi/scsi.c
+++ b/drivers/scsi/scsi.c
@@ -241,10 +241,7 @@ scsi_host_alloc_command(struct Scsi_Host *shost, gfp_t gfp_mask)
  */
 struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)
 {
-	struct scsi_cmnd *cmd;
-	unsigned char *buf;
-
-	cmd = scsi_host_alloc_command(shost, gfp_mask);
+	struct scsi_cmnd *cmd = scsi_host_alloc_command(shost, gfp_mask);
 
 	if (unlikely(!cmd)) {
 		unsigned long flags;
@@ -258,9 +255,15 @@ struct scsi_cmnd *__scsi_get_command(struct Scsi_Host *shost, gfp_t gfp_mask)
 		spin_unlock_irqrestore(&shost->free_list_lock, flags);
 
 		if (cmd) {
+			void *buf, *prot;
+
 			buf = cmd->sense_buffer;
+			prot = cmd->prot_sdb;
+
 			memset(cmd, 0, sizeof(*cmd));
+
 			cmd->sense_buffer = buf;
+			cmd->prot_sdb = prot;
 		}
 	}
 
diff --git a/drivers/scsi/scsi_debug.c b/drivers/scsi/scsi_debug.c
index fb9af207d61d..c4103bef41b5 100644
--- a/drivers/scsi/scsi_debug.c
+++ b/drivers/scsi/scsi_debug.c
@@ -50,6 +50,7 @@
 #include <scsi/scsi_host.h>
 #include <scsi/scsicam.h>
 #include <scsi/scsi_eh.h>
+#include <scsi/scsi_dbg.h>
 
 #include "sd.h"
 #include "scsi_logging.h"
@@ -64,6 +65,7 @@ static const char * scsi_debug_version_date = "20070104";
 #define PARAMETER_LIST_LENGTH_ERR 0x1a
 #define INVALID_OPCODE 0x20
 #define ADDR_OUT_OF_RANGE 0x21
+#define INVALID_COMMAND_OPCODE 0x20
 #define INVALID_FIELD_IN_CDB 0x24
 #define INVALID_FIELD_IN_PARAM_LIST 0x26
 #define POWERON_RESET 0x29
@@ -180,7 +182,7 @@ static int sdebug_sectors_per;		/* sectors per cylinder */
 #define SDEBUG_SENSE_LEN 32
 
 #define SCSI_DEBUG_CANQUEUE  255
-#define SCSI_DEBUG_MAX_CMD_LEN 16
+#define SCSI_DEBUG_MAX_CMD_LEN 32
 
 struct sdebug_dev_info {
 	struct list_head dev_list;
@@ -296,9 +298,25 @@ static void mk_sense_buffer(struct sdebug_dev_info *devip, int key,
 }
 
 static void get_data_transfer_info(unsigned char *cmd,
-				   unsigned long long *lba, unsigned int *num)
+				   unsigned long long *lba, unsigned int *num,
+				   u32 *ei_lba)
 {
+	*ei_lba = 0;
+
 	switch (*cmd) {
+	case VARIABLE_LENGTH_CMD:
+		*lba = (u64)cmd[19] | (u64)cmd[18] << 8 |
+			(u64)cmd[17] << 16 | (u64)cmd[16] << 24 |
+			(u64)cmd[15] << 32 | (u64)cmd[14] << 40 |
+			(u64)cmd[13] << 48 | (u64)cmd[12] << 56;
+
+		*ei_lba = (u32)cmd[23] | (u32)cmd[22] << 8 |
+			(u32)cmd[21] << 16 | (u32)cmd[20] << 24;
+
+		*num = (u32)cmd[31] | (u32)cmd[30] << 8 | (u32)cmd[29] << 16 |
+			(u32)cmd[28] << 24;
+		break;
+
 	case WRITE_16:
 	case READ_16:
 		*lba = (u64)cmd[9] | (u64)cmd[8] << 8 |
@@ -1589,7 +1607,7 @@ static int do_device_access(struct scsi_cmnd *scmd,
 }
 
 static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
-			    unsigned int sectors)
+			    unsigned int sectors, u32 ei_lba)
 {
 	unsigned int i, resid;
 	struct scatterlist *psgl;
@@ -1636,13 +1654,23 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
 			return 0x01;
 		}
 
-		if (scsi_debug_dif != SD_DIF_TYPE3_PROTECTION &&
+		if (scsi_debug_dif == SD_DIF_TYPE1_PROTECTION &&
 		    be32_to_cpu(sdt[i].ref_tag) != (sector & 0xffffffff)) {
 			printk(KERN_ERR "%s: REF check failed on sector %lu\n",
 			       __func__, (unsigned long)sector);
 			dif_errors++;
 			return 0x03;
 		}
+
+		if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION &&
+		    be32_to_cpu(sdt[i].ref_tag) != ei_lba) {
+			printk(KERN_ERR "%s: REF check failed on sector %lu\n",
+			       __func__, (unsigned long)sector);
+			dif_errors++;
+			return 0x03;
+		}
+
+		ei_lba++;
 	}
 
 	resid = sectors * 8; /* Bytes of protection data to copy into sgl */
@@ -1670,7 +1698,8 @@ static int prot_verify_read(struct scsi_cmnd *SCpnt, sector_t start_sec,
 }
 
 static int resp_read(struct scsi_cmnd *SCpnt, unsigned long long lba,
-		     unsigned int num, struct sdebug_dev_info *devip)
+		     unsigned int num, struct sdebug_dev_info *devip,
+		     u32 ei_lba)
 {
 	unsigned long iflags;
 	int ret;
@@ -1699,7 +1728,7 @@ static int resp_read(struct scsi_cmnd *SCpnt, unsigned long long lba,
 
 	/* DIX + T10 DIF */
 	if (scsi_debug_dix && scsi_prot_sg_count(SCpnt)) {
-		int prot_ret = prot_verify_read(SCpnt, lba, num);
+		int prot_ret = prot_verify_read(SCpnt, lba, num, ei_lba);
 
 		if (prot_ret) {
 			mk_sense_buffer(devip, ABORTED_COMMAND, 0x10, prot_ret);
@@ -1735,7 +1764,7 @@ void dump_sector(unsigned char *buf, int len)
 }
 
 static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
-			     unsigned int sectors)
+			     unsigned int sectors, u32 ei_lba)
 {
 	int i, j, ret;
 	struct sd_dif_tuple *sdt;
@@ -1749,11 +1778,6 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
 
 	sector = do_div(tmp_sec, sdebug_store_sectors);
 
-	if (((SCpnt->cmnd[1] >> 5) & 7) != 1) {
-		printk(KERN_WARNING "scsi_debug: WRPROTECT != 1\n");
-		return 0;
-	}
-
 	BUG_ON(scsi_sg_count(SCpnt) == 0);
 	BUG_ON(scsi_prot_sg_count(SCpnt) == 0);
 
@@ -1808,7 +1832,7 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
 				goto out;
 			}
 
-			if (scsi_debug_dif != SD_DIF_TYPE3_PROTECTION &&
+			if (scsi_debug_dif == SD_DIF_TYPE1_PROTECTION &&
 			    be32_to_cpu(sdt->ref_tag)
 			    != (start_sec & 0xffffffff)) {
 				printk(KERN_ERR
@@ -1819,6 +1843,16 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
 				goto out;
 			}
 
+			if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION &&
+			    be32_to_cpu(sdt->ref_tag) != ei_lba) {
+				printk(KERN_ERR
+				       "%s: REF check failed on sector %lu\n",
+				       __func__, (unsigned long)sector);
+				ret = 0x03;
+				dump_sector(daddr, scsi_debug_sector_size);
+				goto out;
+			}
+
 			/* Would be great to copy this in bigger
 			 * chunks.  However, for the sake of
 			 * correctness we need to verify each sector
@@ -1832,6 +1866,7 @@ static int prot_verify_write(struct scsi_cmnd *SCpnt, sector_t start_sec,
 				sector = 0;	/* Force wrap */
 
 			start_sec++;
+			ei_lba++;
 			daddr += scsi_debug_sector_size;
 			ppage_offset += sizeof(struct sd_dif_tuple);
 		}
@@ -1853,7 +1888,8 @@ out:
 }
 
 static int resp_write(struct scsi_cmnd *SCpnt, unsigned long long lba,
-		      unsigned int num, struct sdebug_dev_info *devip)
+		      unsigned int num, struct sdebug_dev_info *devip,
+		      u32 ei_lba)
 {
 	unsigned long iflags;
 	int ret;
@@ -1864,7 +1900,7 @@ static int resp_write(struct scsi_cmnd *SCpnt, unsigned long long lba,
 
 	/* DIX + T10 DIF */
 	if (scsi_debug_dix && scsi_prot_sg_count(SCpnt)) {
-		int prot_ret = prot_verify_write(SCpnt, lba, num);
+		int prot_ret = prot_verify_write(SCpnt, lba, num, ei_lba);
 
 		if (prot_ret) {
 			mk_sense_buffer(devip, ILLEGAL_REQUEST, 0x10, prot_ret);
@@ -2872,11 +2908,12 @@ static int __init scsi_debug_init(void)
 
 	case SD_DIF_TYPE0_PROTECTION:
 	case SD_DIF_TYPE1_PROTECTION:
+	case SD_DIF_TYPE2_PROTECTION:
 	case SD_DIF_TYPE3_PROTECTION:
 		break;
 
 	default:
-		printk(KERN_ERR "scsi_debug_init: dif must be 0, 1 or 3\n");
+		printk(KERN_ERR "scsi_debug_init: dif must be 0, 1, 2 or 3\n");
 		return -EINVAL;
 	}
 
@@ -3121,6 +3158,7 @@ int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done)
 	int len, k;
 	unsigned int num;
 	unsigned long long lba;
+	u32 ei_lba;
 	int errsts = 0;
 	int target = SCpnt->device->id;
 	struct sdebug_dev_info *devip = NULL;
@@ -3254,14 +3292,30 @@ int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done)
 	case READ_16:
 	case READ_12:
 	case READ_10:
+		/* READ{10,12,16} and DIF Type 2 are natural enemies */
+		if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION &&
+		    cmd[1] & 0xe0) {
+			mk_sense_buffer(devip, ILLEGAL_REQUEST,
+					INVALID_COMMAND_OPCODE, 0);
+			errsts = check_condition_result;
+			break;
+		}
+
+		if ((scsi_debug_dif == SD_DIF_TYPE1_PROTECTION ||
+		     scsi_debug_dif == SD_DIF_TYPE3_PROTECTION) &&
+		    (cmd[1] & 0xe0) == 0)
+			printk(KERN_ERR "Unprotected RD/WR to DIF device\n");
+
+		/* fall through */
 	case READ_6:
+read:
 		errsts = check_readiness(SCpnt, 0, devip);
 		if (errsts)
 			break;
 		if (scsi_debug_fake_rw)
 			break;
-		get_data_transfer_info(cmd, &lba, &num);
-		errsts = resp_read(SCpnt, lba, num, devip);
+		get_data_transfer_info(cmd, &lba, &num, &ei_lba);
+		errsts = resp_read(SCpnt, lba, num, devip, ei_lba);
 		if (inj_recovered && (0 == errsts)) {
 			mk_sense_buffer(devip, RECOVERED_ERROR,
 					THRESHOLD_EXCEEDED, 0);
@@ -3288,14 +3342,30 @@ int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done)
 	case WRITE_16:
 	case WRITE_12:
 	case WRITE_10:
+		/* WRITE{10,12,16} and DIF Type 2 are natural enemies */
+		if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION &&
+		    cmd[1] & 0xe0) {
+			mk_sense_buffer(devip, ILLEGAL_REQUEST,
+					INVALID_COMMAND_OPCODE, 0);
+			errsts = check_condition_result;
+			break;
+		}
+
+		if ((scsi_debug_dif == SD_DIF_TYPE1_PROTECTION ||
+		     scsi_debug_dif == SD_DIF_TYPE3_PROTECTION) &&
+		    (cmd[1] & 0xe0) == 0)
+			printk(KERN_ERR "Unprotected RD/WR to DIF device\n");
+
+		/* fall through */
 	case WRITE_6:
+write:
 		errsts = check_readiness(SCpnt, 0, devip);
 		if (errsts)
 			break;
 		if (scsi_debug_fake_rw)
 			break;
-		get_data_transfer_info(cmd, &lba, &num);
-		errsts = resp_write(SCpnt, lba, num, devip);
+		get_data_transfer_info(cmd, &lba, &num, &ei_lba);
+		errsts = resp_write(SCpnt, lba, num, devip, ei_lba);
 		if (inj_recovered && (0 == errsts)) {
 			mk_sense_buffer(devip, RECOVERED_ERROR,
 					THRESHOLD_EXCEEDED, 0);
@@ -3341,15 +3411,38 @@ int scsi_debug_queuecommand(struct scsi_cmnd *SCpnt, done_funct_t done)
 			break;
 		if (scsi_debug_fake_rw)
 			break;
-		get_data_transfer_info(cmd, &lba, &num);
-		errsts = resp_read(SCpnt, lba, num, devip);
+		get_data_transfer_info(cmd, &lba, &num, &ei_lba);
+		errsts = resp_read(SCpnt, lba, num, devip, ei_lba);
 		if (errsts)
 			break;
-		errsts = resp_write(SCpnt, lba, num, devip);
+		errsts = resp_write(SCpnt, lba, num, devip, ei_lba);
 		if (errsts)
 			break;
 		errsts = resp_xdwriteread(SCpnt, lba, num, devip);
 		break;
+	case VARIABLE_LENGTH_CMD:
+		if (scsi_debug_dif == SD_DIF_TYPE2_PROTECTION) {
+
+			if ((cmd[10] & 0xe0) == 0)
+				printk(KERN_ERR
+				       "Unprotected RD/WR to DIF device\n");
+
+			if (cmd[9] == READ_32) {
+				BUG_ON(SCpnt->cmd_len < 32);
+				goto read;
+			}
+
+			if (cmd[9] == WRITE_32) {
+				BUG_ON(SCpnt->cmd_len < 32);
+				goto write;
+			}
+		}
+
+		mk_sense_buffer(devip, ILLEGAL_REQUEST,
+				INVALID_FIELD_IN_CDB, 0);
+		errsts = check_condition_result;
+		break;
+
 	default:
 		if (SCSI_DEBUG_OPT_NOISE & scsi_debug_opts)
 			printk(KERN_INFO "scsi_debug: Opcode: 0x%x not "
diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index 877204daf549..1b0060b791e8 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -725,6 +725,9 @@ static int scsi_send_eh_cmnd(struct scsi_cmnd *scmd, unsigned char *cmnd,
 		case NEEDS_RETRY:
 		case FAILED:
 			break;
+		case ADD_TO_MLQUEUE:
+			rtn = NEEDS_RETRY;
+			break;
 		default:
 			rtn = FAILED;
 			break;
diff --git a/drivers/scsi/scsi_scan.c b/drivers/scsi/scsi_scan.c
index c44783801402..47291bcff0d5 100644
--- a/drivers/scsi/scsi_scan.c
+++ b/drivers/scsi/scsi_scan.c
@@ -317,6 +317,7 @@ static struct scsi_device *scsi_alloc_sdev(struct scsi_target *starget,
 out_device_destroy:
 	scsi_device_set_state(sdev, SDEV_DEL);
 	transport_destroy_device(&sdev->sdev_gendev);
+	put_device(&sdev->sdev_dev);
 	put_device(&sdev->sdev_gendev);
 out:
 	if (display_failure_msg)
@@ -951,15 +952,6 @@ static int scsi_add_lun(struct scsi_device *sdev, unsigned char *inq_result,
 	return SCSI_SCAN_LUN_PRESENT;
 }
 
-static inline void scsi_destroy_sdev(struct scsi_device *sdev)
-{
-	scsi_device_set_state(sdev, SDEV_DEL);
-	if (sdev->host->hostt->slave_destroy)
-		sdev->host->hostt->slave_destroy(sdev);
-	transport_destroy_device(&sdev->sdev_gendev);
-	put_device(&sdev->sdev_gendev);
-}
-
 #ifdef CONFIG_SCSI_LOGGING
 /** 
  * scsi_inq_str - print INQUIRY data from min to max index, strip trailing whitespace
@@ -1137,7 +1129,7 @@ static int scsi_probe_and_add_lun(struct scsi_target *starget,
 			}
 		}
 	} else
-		scsi_destroy_sdev(sdev);
+		__scsi_remove_device(sdev);
  out:
 	return res;
 }
@@ -1498,7 +1490,7 @@ static int scsi_report_lun_scan(struct scsi_target *starget, int bflags,
 		/*
 		 * the sdev we used didn't appear in the report luns scan
 		 */
-		scsi_destroy_sdev(sdev);
+		__scsi_remove_device(sdev);
 	return ret;
 }
 
@@ -1708,7 +1700,7 @@ static void scsi_sysfs_add_devices(struct Scsi_Host *shost)
 	shost_for_each_device(sdev, shost) {
 		if (!scsi_host_scan_allowed(shost) ||
 		    scsi_sysfs_add_sdev(sdev) != 0)
-			scsi_destroy_sdev(sdev);
+			__scsi_remove_device(sdev);
 	}
 }
 
@@ -1941,7 +1933,7 @@ void scsi_free_host_dev(struct scsi_device *sdev)
 {
 	BUG_ON(sdev->id != sdev->host->this_id);
 
-	scsi_destroy_sdev(sdev);
+	__scsi_remove_device(sdev);
 }
 EXPORT_SYMBOL(scsi_free_host_dev);
 
diff --git a/drivers/scsi/scsi_sysfs.c b/drivers/scsi/scsi_sysfs.c
index fde54537d715..392d8db33905 100644
--- a/drivers/scsi/scsi_sysfs.c
+++ b/drivers/scsi/scsi_sysfs.c
@@ -854,85 +854,73 @@ int scsi_sysfs_add_sdev(struct scsi_device *sdev)
 	transport_configure_device(&starget->dev);
 	error = device_add(&sdev->sdev_gendev);
 	if (error) {
-		put_device(sdev->sdev_gendev.parent);
 		printk(KERN_INFO "error 1\n");
-		return error;
+		goto out_remove;
 	}
 	error = device_add(&sdev->sdev_dev);
 	if (error) {
 		printk(KERN_INFO "error 2\n");
-		goto clean_device;
+		device_del(&sdev->sdev_gendev);
+		goto out_remove;
 	}
-
-	/* take a reference for the sdev_dev; this is
-	 * released by the sdev_class .release */
-	get_device(&sdev->sdev_gendev);
+	transport_add_device(&sdev->sdev_gendev);
+	sdev->is_visible = 1;
 
 	/* create queue files, which may be writable, depending on the host */
 	if (sdev->host->hostt->change_queue_depth)
 		error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_depth_rw);
 	else
 		error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_depth);
-	if (error) {
-		__scsi_remove_device(sdev);
-		goto out;
-	}
+	if (error)
+		goto out_remove;
+
 	if (sdev->host->hostt->change_queue_type)
 		error = device_create_file(&sdev->sdev_gendev, &sdev_attr_queue_type_rw);
 	else
 		error = device_create_file(&sdev->sdev_gendev, &dev_attr_queue_type);
-	if (error) {
-		__scsi_remove_device(sdev);
-		goto out;
-	}
+	if (error)
+		goto out_remove;
 
 	error = bsg_register_queue(rq, &sdev->sdev_gendev, NULL, NULL);
 
 	if (error)
+		/* we're treating error on bsg register as non-fatal,
+		 * so pretend nothing went wrong */
 		sdev_printk(KERN_INFO, sdev,
 			    "Failed to register bsg queue, errno=%d\n", error);
 
-	/* we're treating error on bsg register as non-fatal, so pretend
-	 * nothing went wrong */
-	error = 0;
-
 	/* add additional host specific attributes */
 	if (sdev->host->hostt->sdev_attrs) {
 		for (i = 0; sdev->host->hostt->sdev_attrs[i]; i++) {
 			error = device_create_file(&sdev->sdev_gendev,
 					sdev->host->hostt->sdev_attrs[i]);
-			if (error) {
-				__scsi_remove_device(sdev);
-				goto out;
-			}
+			if (error)
+				goto out_remove;
 		}
 	}
 
-	transport_add_device(&sdev->sdev_gendev);
- out:
-	return error;
-
- clean_device:
-	scsi_device_set_state(sdev, SDEV_CANCEL);
-
-	device_del(&sdev->sdev_gendev);
-	transport_destroy_device(&sdev->sdev_gendev);
-	put_device(&sdev->sdev_gendev);
+	return 0;
 
+ out_remove:
+	__scsi_remove_device(sdev);
 	return error;
+
 }
 
 void __scsi_remove_device(struct scsi_device *sdev)
 {
 	struct device *dev = &sdev->sdev_gendev;
 
-	if (scsi_device_set_state(sdev, SDEV_CANCEL) != 0)
-		return;
+	if (sdev->is_visible) {
+		if (scsi_device_set_state(sdev, SDEV_CANCEL) != 0)
+			return;
 
-	bsg_unregister_queue(sdev->request_queue);
-	device_unregister(&sdev->sdev_dev);
-	transport_remove_device(dev);
-	device_del(dev);
+		bsg_unregister_queue(sdev->request_queue);
+		device_unregister(&sdev->sdev_dev);
+		transport_remove_device(dev);
+		device_del(dev);
+	} else
+		put_device(&sdev->sdev_dev);
 	scsi_device_set_state(sdev, SDEV_DEL);
 	if (sdev->host->hostt->slave_destroy)
 		sdev->host->hostt->slave_destroy(sdev);
@@ -1065,7 +1053,7 @@ void scsi_sysfs_device_initialize(struct scsi_device *sdev)
 		     sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
 
 	device_initialize(&sdev->sdev_dev);
-	sdev->sdev_dev.parent = &sdev->sdev_gendev;
+	sdev->sdev_dev.parent = get_device(&sdev->sdev_gendev);
 	sdev->sdev_dev.class = &sdev_class;
 	dev_set_name(&sdev->sdev_dev, "%d:%d:%d:%d",
 		     sdev->host->host_no, sdev->channel, sdev->id, sdev->lun);
diff --git a/drivers/scsi/scsi_transport_fc.c b/drivers/scsi/scsi_transport_fc.c
index b98885de6876..c6f70dae9b2e 100644
--- a/drivers/scsi/scsi_transport_fc.c
+++ b/drivers/scsi/scsi_transport_fc.c
@@ -3586,6 +3586,7 @@ enum fc_dispatch_result {
 
 /**
  * fc_bsg_host_dispatch - process fc host bsg requests and dispatch to LLDD
+ * @q:		fc host request queue
  * @shost:	scsi host rport attached to
  * @job:	bsg job to be processed
  */
@@ -3655,6 +3656,7 @@ fc_bsg_host_dispatch(struct request_queue *q, struct Scsi_Host *shost,
 fail_host_msg:
 	/* return the errno failure code as the only status */
 	BUG_ON(job->reply_len < sizeof(uint32_t));
+	job->reply->reply_payload_rcv_len = 0;
 	job->reply->result = ret;
 	job->reply_len = sizeof(uint32_t);
 	fc_bsg_jobdone(job);
@@ -3693,6 +3695,7 @@ fc_bsg_goose_queue(struct fc_rport *rport)
 
 /**
  * fc_bsg_rport_dispatch - process rport bsg requests and dispatch to LLDD
+ * @q:		rport request queue
  * @shost:	scsi host rport attached to
  * @rport:	rport request destined to
  * @job:	bsg job to be processed
@@ -3739,6 +3742,7 @@ check_bidi:
 fail_rport_msg:
 	/* return the errno failure code as the only status */
 	BUG_ON(job->reply_len < sizeof(uint32_t));
+	job->reply->reply_payload_rcv_len = 0;
 	job->reply->result = ret;
 	job->reply_len = sizeof(uint32_t);
 	fc_bsg_jobdone(job);
@@ -3795,6 +3799,7 @@ fc_bsg_request_handler(struct request_queue *q, struct Scsi_Host *shost,
 		/* check if we have the msgcode value at least */
 		if (job->request_len < sizeof(uint32_t)) {
 			BUG_ON(job->reply_len < sizeof(uint32_t));
+			job->reply->reply_payload_rcv_len = 0;
 			job->reply->result = -ENOMSG;
 			job->reply_len = sizeof(uint32_t);
 			fc_bsg_jobdone(job);
diff --git a/drivers/scsi/sd.c b/drivers/scsi/sd.c
index a89c421dab51..9093c7261f33 100644
--- a/drivers/scsi/sd.c
+++ b/drivers/scsi/sd.c
@@ -116,6 +116,9 @@ static DEFINE_IDA(sd_index_ida);
  * object after last put) */
 static DEFINE_MUTEX(sd_ref_mutex);
 
+struct kmem_cache *sd_cdb_cache;
+mempool_t *sd_cdb_pool;
+
 static const char *sd_cache_types[] = {
 	"write through", "none", "write back",
 	"write back, no read (daft)"
@@ -370,6 +373,31 @@ static void scsi_disk_put(struct scsi_disk *sdkp)
 	mutex_unlock(&sd_ref_mutex);
 }
 
+static void sd_prot_op(struct scsi_cmnd *scmd, unsigned int dif)
+{
+	unsigned int prot_op = SCSI_PROT_NORMAL;
+	unsigned int dix = scsi_prot_sg_count(scmd);
+
+	if (scmd->sc_data_direction == DMA_FROM_DEVICE) {
+		if (dif && dix)
+			prot_op = SCSI_PROT_READ_PASS;
+		else if (dif && !dix)
+			prot_op = SCSI_PROT_READ_STRIP;
+		else if (!dif && dix)
+			prot_op = SCSI_PROT_READ_INSERT;
+	} else {
+		if (dif && dix)
+			prot_op = SCSI_PROT_WRITE_PASS;
+		else if (dif && !dix)
+			prot_op = SCSI_PROT_WRITE_INSERT;
+		else if (!dif && dix)
+			prot_op = SCSI_PROT_WRITE_STRIP;
+	}
+
+	scsi_set_prot_op(scmd, prot_op);
+	scsi_set_prot_type(scmd, dif);
+}
+
 /**
  *	sd_init_command - build a scsi (read or write) command from
  *	information in the request structure.
@@ -388,6 +416,7 @@ static int sd_prep_fn(struct request_queue *q, struct request *rq)
 	sector_t threshold;
 	unsigned int this_count = blk_rq_sectors(rq);
 	int ret, host_dif;
+	unsigned char protect;
 
 	if (rq->cmd_type == REQ_TYPE_BLOCK_PC) {
 		ret = scsi_setup_blk_pc_cmnd(sdp, rq);
@@ -520,13 +549,49 @@ static int sd_prep_fn(struct request_queue *q, struct request *rq)
 	/* Set RDPROTECT/WRPROTECT if disk is formatted with DIF */
 	host_dif = scsi_host_dif_capable(sdp->host, sdkp->protection_type);
 	if (host_dif)
-		SCpnt->cmnd[1] = 1 << 5;
+		protect = 1 << 5;
 	else
-		SCpnt->cmnd[1] = 0;
+		protect = 0;
 
-	if (block > 0xffffffff) {
+	if (host_dif == SD_DIF_TYPE2_PROTECTION) {
+		SCpnt->cmnd = mempool_alloc(sd_cdb_pool, GFP_ATOMIC);
+
+		if (unlikely(SCpnt->cmnd == NULL)) {
+			ret = BLKPREP_DEFER;
+			goto out;
+		}
+
+		SCpnt->cmd_len = SD_EXT_CDB_SIZE;
+		memset(SCpnt->cmnd, 0, SCpnt->cmd_len);
+		SCpnt->cmnd[0] = VARIABLE_LENGTH_CMD;
+		SCpnt->cmnd[7] = 0x18;
+		SCpnt->cmnd[9] = (rq_data_dir(rq) == READ) ? READ_32 : WRITE_32;
+		SCpnt->cmnd[10] = protect | (blk_fua_rq(rq) ? 0x8 : 0);
+
+		/* LBA */
+		SCpnt->cmnd[12] = sizeof(block) > 4 ? (unsigned char) (block >> 56) & 0xff : 0;
+		SCpnt->cmnd[13] = sizeof(block) > 4 ? (unsigned char) (block >> 48) & 0xff : 0;
+		SCpnt->cmnd[14] = sizeof(block) > 4 ? (unsigned char) (block >> 40) & 0xff : 0;
+		SCpnt->cmnd[15] = sizeof(block) > 4 ? (unsigned char) (block >> 32) & 0xff : 0;
+		SCpnt->cmnd[16] = (unsigned char) (block >> 24) & 0xff;
+		SCpnt->cmnd[17] = (unsigned char) (block >> 16) & 0xff;
+		SCpnt->cmnd[18] = (unsigned char) (block >> 8) & 0xff;
+		SCpnt->cmnd[19] = (unsigned char) block & 0xff;
+
+		/* Expected Indirect LBA */
+		SCpnt->cmnd[20] = (unsigned char) (block >> 24) & 0xff;
+		SCpnt->cmnd[21] = (unsigned char) (block >> 16) & 0xff;
+		SCpnt->cmnd[22] = (unsigned char) (block >> 8) & 0xff;
+		SCpnt->cmnd[23] = (unsigned char) block & 0xff;
+
+		/* Transfer length */
+		SCpnt->cmnd[28] = (unsigned char) (this_count >> 24) & 0xff;
+		SCpnt->cmnd[29] = (unsigned char) (this_count >> 16) & 0xff;
+		SCpnt->cmnd[30] = (unsigned char) (this_count >> 8) & 0xff;
+		SCpnt->cmnd[31] = (unsigned char) this_count & 0xff;
+	} else if (block > 0xffffffff) {
 		SCpnt->cmnd[0] += READ_16 - READ_6;
-		SCpnt->cmnd[1] |= blk_fua_rq(rq) ? 0x8 : 0;
+		SCpnt->cmnd[1] = protect | (blk_fua_rq(rq) ? 0x8 : 0);
 		SCpnt->cmnd[2] = sizeof(block) > 4 ? (unsigned char) (block >> 56) & 0xff : 0;
 		SCpnt->cmnd[3] = sizeof(block) > 4 ? (unsigned char) (block >> 48) & 0xff : 0;
 		SCpnt->cmnd[4] = sizeof(block) > 4 ? (unsigned char) (block >> 40) & 0xff : 0;
@@ -547,7 +612,7 @@ static int sd_prep_fn(struct request_queue *q, struct request *rq)
 			this_count = 0xffff;
 
 		SCpnt->cmnd[0] += READ_10 - READ_6;
-		SCpnt->cmnd[1] |= blk_fua_rq(rq) ? 0x8 : 0;
+		SCpnt->cmnd[1] = protect | (blk_fua_rq(rq) ? 0x8 : 0);
 		SCpnt->cmnd[2] = (unsigned char) (block >> 24) & 0xff;
 		SCpnt->cmnd[3] = (unsigned char) (block >> 16) & 0xff;
 		SCpnt->cmnd[4] = (unsigned char) (block >> 8) & 0xff;
@@ -578,8 +643,7 @@ static int sd_prep_fn(struct request_queue *q, struct request *rq)
 
 	/* If DIF or DIX is enabled, tell HBA how to handle request */
 	if (host_dif || scsi_prot_sg_count(SCpnt))
-		sd_dif_op(SCpnt, host_dif, scsi_prot_sg_count(SCpnt),
-			  sdkp->protection_type);
+		sd_prot_op(SCpnt, host_dif);
 
 	/*
 	 * We shouldn't disconnect in the middle of a sector, so with a dumb
@@ -956,7 +1020,7 @@ static int sd_compat_ioctl(struct block_device *bdev, fmode_t mode,
 }
 #endif
 
-static struct block_device_operations sd_fops = {
+static const struct block_device_operations sd_fops = {
 	.owner			= THIS_MODULE,
 	.open			= sd_open,
 	.release		= sd_release,
@@ -1023,6 +1087,7 @@ static int sd_done(struct scsi_cmnd *SCpnt)
 	int result = SCpnt->result;
 	unsigned int good_bytes = result ? 0 : scsi_bufflen(SCpnt);
 	struct scsi_sense_hdr sshdr;
+	struct scsi_disk *sdkp = scsi_disk(SCpnt->request->rq_disk);
 	int sense_valid = 0;
 	int sense_deferred = 0;
 
@@ -1084,6 +1149,10 @@ static int sd_done(struct scsi_cmnd *SCpnt)
 	if (rq_data_dir(SCpnt->request) == READ && scsi_prot_sg_count(SCpnt))
 		sd_dif_complete(SCpnt, good_bytes);
 
+	if (scsi_host_dif_capable(sdkp->device->host, sdkp->protection_type)
+	    == SD_DIF_TYPE2_PROTECTION && SCpnt->cmnd != SCpnt->request->cmd)
+		mempool_free(SCpnt->cmnd, sd_cdb_pool);
+
 	return good_bytes;
 }
 
@@ -1238,34 +1307,28 @@ void sd_read_protection_type(struct scsi_disk *sdkp, unsigned char *buffer)
 	u8 type;
 
 	if (scsi_device_protection(sdp) == 0 || (buffer[12] & 1) == 0)
-		type = 0;
-	else
-		type = ((buffer[12] >> 1) & 7) + 1; /* P_TYPE 0 = Type 1 */
+		return;
 
-	sdkp->protection_type = type;
+	type = ((buffer[12] >> 1) & 7) + 1; /* P_TYPE 0 = Type 1 */
 
-	switch (type) {
-	case SD_DIF_TYPE0_PROTECTION:
-	case SD_DIF_TYPE1_PROTECTION:
-	case SD_DIF_TYPE3_PROTECTION:
-		break;
+	if (type == sdkp->protection_type || !sdkp->first_scan)
+		return;
 
-	case SD_DIF_TYPE2_PROTECTION:
-		sd_printk(KERN_ERR, sdkp, "formatted with DIF Type 2 "	\
-			  "protection which is currently unsupported. "	\
-			  "Disabling disk!\n");
-		goto disable;
+	sdkp->protection_type = type;
 
-	default:
-		sd_printk(KERN_ERR, sdkp, "formatted with unknown "	\
-			  "protection type %d. Disabling disk!\n", type);
-		goto disable;
+	if (type > SD_DIF_TYPE3_PROTECTION) {
+		sd_printk(KERN_ERR, sdkp, "formatted with unsupported "	\
+			  "protection type %u. Disabling disk!\n", type);
+		sdkp->capacity = 0;
+		return;
 	}
 
-	return;
-
-disable:
-	sdkp->capacity = 0;
+	if (scsi_host_dif_capable(sdp->host, type))
+		sd_printk(KERN_NOTICE, sdkp,
+			  "Enabling DIF Type %u protection\n", type);
+	else
+		sd_printk(KERN_NOTICE, sdkp,
+			  "Disabling DIF Type %u protection\n", type);
 }
 
 static void read_capacity_error(struct scsi_disk *sdkp, struct scsi_device *sdp,
@@ -2300,8 +2363,24 @@ static int __init init_sd(void)
 	if (err)
 		goto err_out_class;
 
+	sd_cdb_cache = kmem_cache_create("sd_ext_cdb", SD_EXT_CDB_SIZE,
+					 0, 0, NULL);
+	if (!sd_cdb_cache) {
+		printk(KERN_ERR "sd: can't init extended cdb cache\n");
+		goto err_out_class;
+	}
+
+	sd_cdb_pool = mempool_create_slab_pool(SD_MEMPOOL_SIZE, sd_cdb_cache);
+	if (!sd_cdb_pool) {
+		printk(KERN_ERR "sd: can't init extended cdb pool\n");
+		goto err_out_cache;
+	}
+
 	return 0;
 
+err_out_cache:
+	kmem_cache_destroy(sd_cdb_cache);
+
 err_out_class:
 	class_unregister(&sd_disk_class);
 err_out:
@@ -2321,6 +2400,9 @@ static void __exit exit_sd(void)
 
 	SCSI_LOG_HLQUEUE(3, printk("exit_sd: exiting sd driver\n"));
 
+	mempool_destroy(sd_cdb_pool);
+	kmem_cache_destroy(sd_cdb_cache);
+
 	scsi_unregister_driver(&sd_template.gendrv);
 	class_unregister(&sd_disk_class);
 
diff --git a/drivers/scsi/sd.h b/drivers/scsi/sd.h
index 8474b5bad3fe..e374804d26fb 100644
--- a/drivers/scsi/sd.h
+++ b/drivers/scsi/sd.h
@@ -37,6 +37,11 @@
  */
 #define SD_LAST_BUGGY_SECTORS	8
 
+enum {
+	SD_EXT_CDB_SIZE = 32,	/* Extended CDB size */
+	SD_MEMPOOL_SIZE = 2,	/* CDB pool size */
+};
+
 struct scsi_disk {
 	struct scsi_driver *driver;	/* always &sd_template */
 	struct scsi_device *device;
@@ -101,16 +106,12 @@ struct sd_dif_tuple {
 
 #ifdef CONFIG_BLK_DEV_INTEGRITY
 
-extern void sd_dif_op(struct scsi_cmnd *, unsigned int, unsigned int, unsigned int);
 extern void sd_dif_config_host(struct scsi_disk *);
 extern int sd_dif_prepare(struct request *rq, sector_t, unsigned int);
 extern void sd_dif_complete(struct scsi_cmnd *, unsigned int);
 
 #else /* CONFIG_BLK_DEV_INTEGRITY */
 
-static inline void sd_dif_op(struct scsi_cmnd *cmd, unsigned int a, unsigned int b, unsigned int c)
-{
-}
 static inline void sd_dif_config_host(struct scsi_disk *disk)
 {
 }
diff --git a/drivers/scsi/sd_dif.c b/drivers/scsi/sd_dif.c
index 82f14a9482d0..84be62149c6c 100644
--- a/drivers/scsi/sd_dif.c
+++ b/drivers/scsi/sd_dif.c
@@ -320,15 +320,6 @@ void sd_dif_config_host(struct scsi_disk *sdkp)
 		dif = 0; dix = 1;
 	}
 
-	if (type) {
-		if (dif)
-			sd_printk(KERN_NOTICE, sdkp,
-				  "Enabling DIF Type %d protection\n", type);
-		else
-			sd_printk(KERN_NOTICE, sdkp,
-				  "Disabling DIF Type %d protection\n", type);
-	}
-
 	if (!dix)
 		return;
 
@@ -360,62 +351,6 @@ void sd_dif_config_host(struct scsi_disk *sdkp)
 }
 
 /*
- * DIF DMA operation magic decoder ring.
- */
-void sd_dif_op(struct scsi_cmnd *scmd, unsigned int dif, unsigned int dix, unsigned int type)
-{
-	int csum_convert, prot_op;
-
-	prot_op = 0;
-
-	/* Convert checksum? */
-	if (scsi_host_get_guard(scmd->device->host) != SHOST_DIX_GUARD_CRC)
-		csum_convert = 1;
-	else
-		csum_convert = 0;
-
-	BUG_ON(dif && (scmd->cmnd[0] == READ_6 || scmd->cmnd[0] == WRITE_6));
-
-	switch (scmd->cmnd[0]) {
-	case READ_6:
-	case READ_10:
-	case READ_12:
-	case READ_16:
-		if (dif && dix)
-			if (csum_convert)
-				prot_op = SCSI_PROT_READ_CONVERT;
-			else
-				prot_op = SCSI_PROT_READ_PASS;
-		else if (dif && !dix)
-			prot_op = SCSI_PROT_READ_STRIP;
-		else if (!dif && dix)
-			prot_op = SCSI_PROT_READ_INSERT;
-
-		break;
-
-	case WRITE_6:
-	case WRITE_10:
-	case WRITE_12:
-	case WRITE_16:
-		if (dif && dix)
-			if (csum_convert)
-				prot_op = SCSI_PROT_WRITE_CONVERT;
-			else
-				prot_op = SCSI_PROT_WRITE_PASS;
-		else if (dif && !dix)
-			prot_op = SCSI_PROT_WRITE_INSERT;
-		else if (!dif && dix)
-			prot_op = SCSI_PROT_WRITE_STRIP;
-
-		break;
-	}
-
-	scsi_set_prot_op(scmd, prot_op);
-	if (dif)
-		scsi_set_prot_type(scmd, type);
-}
-
-/*
  * The virtual start sector is the one that was originally submitted
  * by the block layer.	Due to partitioning, MD/DM cloning, etc. the
  * actual physical start sector is likely to be different.  Remap
@@ -483,7 +418,7 @@ error:
 		  __func__, virt, phys, be32_to_cpu(sdt->ref_tag),
 		  be16_to_cpu(sdt->app_tag));
 
-	return -EIO;
+	return -EILSEQ;
 }
 
 /*
diff --git a/drivers/scsi/sg.c b/drivers/scsi/sg.c
index 4968c4ced385..040f751809ea 100644
--- a/drivers/scsi/sg.c
+++ b/drivers/scsi/sg.c
@@ -1185,7 +1185,7 @@ sg_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return VM_FAULT_SIGBUS;
 }
 
-static struct vm_operations_struct sg_mmap_vm_ops = {
+static const struct vm_operations_struct sg_mmap_vm_ops = {
 	.fault = sg_vma_fault,
 };
 
@@ -1317,7 +1317,7 @@ static void sg_rq_end_io(struct request *rq, int uptodate)
 	}
 }
 
-static struct file_operations sg_fops = {
+static const struct file_operations sg_fops = {
 	.owner = THIS_MODULE,
 	.read = sg_read,
 	.write = sg_write,
@@ -1708,11 +1708,6 @@ static int sg_finish_rem_req(Sg_request * srp)
 	Sg_scatter_hold *req_schp = &srp->data;
 
 	SCSI_LOG_TIMEOUT(4, printk("sg_finish_rem_req: res_used=%d\n", (int) srp->res_used));
-	if (srp->res_used)
-		sg_unlink_reserve(sfp, srp);
-	else
-		sg_remove_scat(req_schp);
-
 	if (srp->rq) {
 		if (srp->bio)
 			ret = blk_rq_unmap_user(srp->bio);
@@ -1720,6 +1715,11 @@ static int sg_finish_rem_req(Sg_request * srp)
 		blk_put_request(srp->rq);
 	}
 
+	if (srp->res_used)
+		sg_unlink_reserve(sfp, srp);
+	else
+		sg_remove_scat(req_schp);
+
 	sg_remove_request(sfp, srp);
 
 	return ret;
@@ -2194,9 +2194,11 @@ static int sg_proc_seq_show_int(struct seq_file *s, void *v);
 static int sg_proc_single_open_adio(struct inode *inode, struct file *file);
 static ssize_t sg_proc_write_adio(struct file *filp, const char __user *buffer,
 			          size_t count, loff_t *off);
-static struct file_operations adio_fops = {
-	/* .owner, .read and .llseek added in sg_proc_init() */
+static const struct file_operations adio_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_single_open_adio,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.write = sg_proc_write_adio,
 	.release = single_release,
 };
@@ -2204,23 +2206,32 @@ static struct file_operations adio_fops = {
 static int sg_proc_single_open_dressz(struct inode *inode, struct file *file);
 static ssize_t sg_proc_write_dressz(struct file *filp, 
 		const char __user *buffer, size_t count, loff_t *off);
-static struct file_operations dressz_fops = {
+static const struct file_operations dressz_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_single_open_dressz,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.write = sg_proc_write_dressz,
 	.release = single_release,
 };
 
 static int sg_proc_seq_show_version(struct seq_file *s, void *v);
 static int sg_proc_single_open_version(struct inode *inode, struct file *file);
-static struct file_operations version_fops = {
+static const struct file_operations version_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_single_open_version,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.release = single_release,
 };
 
 static int sg_proc_seq_show_devhdr(struct seq_file *s, void *v);
 static int sg_proc_single_open_devhdr(struct inode *inode, struct file *file);
-static struct file_operations devhdr_fops = {
+static const struct file_operations devhdr_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_single_open_devhdr,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.release = single_release,
 };
 
@@ -2229,11 +2240,14 @@ static int sg_proc_open_dev(struct inode *inode, struct file *file);
 static void * dev_seq_start(struct seq_file *s, loff_t *pos);
 static void * dev_seq_next(struct seq_file *s, void *v, loff_t *pos);
 static void dev_seq_stop(struct seq_file *s, void *v);
-static struct file_operations dev_fops = {
+static const struct file_operations dev_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_open_dev,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.release = seq_release,
 };
-static struct seq_operations dev_seq_ops = {
+static const struct seq_operations dev_seq_ops = {
 	.start = dev_seq_start,
 	.next  = dev_seq_next,
 	.stop  = dev_seq_stop,
@@ -2242,11 +2256,14 @@ static struct seq_operations dev_seq_ops = {
 
 static int sg_proc_seq_show_devstrs(struct seq_file *s, void *v);
 static int sg_proc_open_devstrs(struct inode *inode, struct file *file);
-static struct file_operations devstrs_fops = {
+static const struct file_operations devstrs_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_open_devstrs,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.release = seq_release,
 };
-static struct seq_operations devstrs_seq_ops = {
+static const struct seq_operations devstrs_seq_ops = {
 	.start = dev_seq_start,
 	.next  = dev_seq_next,
 	.stop  = dev_seq_stop,
@@ -2255,11 +2272,14 @@ static struct seq_operations devstrs_seq_ops = {
 
 static int sg_proc_seq_show_debug(struct seq_file *s, void *v);
 static int sg_proc_open_debug(struct inode *inode, struct file *file);
-static struct file_operations debug_fops = {
+static const struct file_operations debug_fops = {
+	.owner = THIS_MODULE,
 	.open = sg_proc_open_debug,
+	.read = seq_read,
+	.llseek = seq_lseek,
 	.release = seq_release,
 };
-static struct seq_operations debug_seq_ops = {
+static const struct seq_operations debug_seq_ops = {
 	.start = dev_seq_start,
 	.next  = dev_seq_next,
 	.stop  = dev_seq_stop,
@@ -2269,7 +2289,7 @@ static struct seq_operations debug_seq_ops = {
 
 struct sg_proc_leaf {
 	const char * name;
-	struct file_operations * fops;
+	const struct file_operations * fops;
 };
 
 static struct sg_proc_leaf sg_proc_leaf_arr[] = {
@@ -2295,9 +2315,6 @@ sg_proc_init(void)
 	for (k = 0; k < num_leaves; ++k) {
 		leaf = &sg_proc_leaf_arr[k];
 		mask = leaf->fops->write ? S_IRUGO | S_IWUSR : S_IRUGO;
-		leaf->fops->owner = THIS_MODULE;
-		leaf->fops->read = seq_read;
-		leaf->fops->llseek = seq_lseek;
 		proc_create(leaf->name, mask, sg_proc_sgp, leaf->fops);
 	}
 	return 0;
diff --git a/drivers/scsi/sr.c b/drivers/scsi/sr.c
index cce0fe4c8a3b..d6f340f48a3b 100644
--- a/drivers/scsi/sr.c
+++ b/drivers/scsi/sr.c
@@ -525,7 +525,7 @@ static int sr_block_media_changed(struct gendisk *disk)
 	return cdrom_media_changed(&cd->cdi);
 }
 
-static struct block_device_operations sr_bdops =
+static const struct block_device_operations sr_bdops =
 {
 	.owner		= THIS_MODULE,
 	.open		= sr_block_open,
@@ -684,14 +684,20 @@ static void get_sectorsize(struct scsi_cd *cd)
 		cd->capacity = 0x1fffff;
 		sector_size = 2048;	/* A guess, just in case */
 	} else {
-#if 0
-		if (cdrom_get_last_written(&cd->cdi,
-					   &cd->capacity))
-#endif
-			cd->capacity = 1 + ((buffer[0] << 24) |
-						    (buffer[1] << 16) |
-						    (buffer[2] << 8) |
-						    buffer[3]);
+		long last_written;
+
+		cd->capacity = 1 + ((buffer[0] << 24) | (buffer[1] << 16) |
+				    (buffer[2] << 8) | buffer[3]);
+		/*
+		 * READ_CAPACITY doesn't return the correct size on
+		 * certain UDF media.  If last_written is larger, use
+		 * it instead.
+		 *
+		 * http://bugzilla.kernel.org/show_bug.cgi?id=9668
+		 */
+		if (!cdrom_get_last_written(&cd->cdi, &last_written))
+			cd->capacity = max_t(long, cd->capacity, last_written);
+
 		sector_size = (buffer[4] << 24) |
 		    (buffer[5] << 16) | (buffer[6] << 8) | buffer[7];
 		switch (sector_size) {
diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index b33d04250bbc..12d58a7ed6bc 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -2859,11 +2859,8 @@ static int st_int_ioctl(struct scsi_tape *STp, unsigned int cmd_in, unsigned lon
 			ioctl_result = st_int_ioctl(STp, MTBSF, 1);
 
 		if (cmd_in == MTSETBLK || cmd_in == SET_DENS_AND_BLK) {
-			int old_block_size = STp->block_size;
 			STp->block_size = arg & MT_ST_BLKSIZE_MASK;
 			if (STp->block_size != 0) {
-				if (old_block_size == 0)
-					normalize_buffer(STp->buffer);
 				(STp->buffer)->buffer_blocks =
 				    (STp->buffer)->buffer_size / STp->block_size;
 			}
diff --git a/drivers/serial/21285.c b/drivers/serial/21285.c
index cb6d85d7ff43..1e3d19397a59 100644
--- a/drivers/serial/21285.c
+++ b/drivers/serial/21285.c
@@ -86,7 +86,7 @@ static void serial21285_enable_ms(struct uart_port *port)
 static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned int status, ch, flag, rxs, max_count = 256;
 
 	status = *CSR_UARTFLG;
@@ -124,7 +124,7 @@ static irqreturn_t serial21285_rx_chars(int irq, void *dev_id)
 static irqreturn_t serial21285_tx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	int count = 256;
 
 	if (port->x_char) {
@@ -235,8 +235,8 @@ serial21285_set_termios(struct uart_port *port, struct ktermios *termios,
 	baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16); 
 	quot = uart_get_divisor(port, baud);
 
-	if (port->info && port->info->port.tty) {
-		struct tty_struct *tty = port->info->port.tty;
+	if (port->state && port->state->port.tty) {
+		struct tty_struct *tty = port->state->port.tty;
 		unsigned int b = port->uartclk / (16 * quot);
 		tty_encode_baud_rate(tty, b, b);
 	}
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index fb867a9f55e9..737b4c960971 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -64,6 +64,8 @@ static int serial_index(struct uart_port *port)
 	return (serial8250_reg.minor - 64) + port->line;
 }
 
+static unsigned int skip_txen_test; /* force skip of txen test at init time */
+
 /*
  * Debugging.
  */
@@ -1087,7 +1089,7 @@ static void autoconfig(struct uart_8250_port *up, unsigned int probeflags)
 	if (!up->port.iobase && !up->port.mapbase && !up->port.membase)
 		return;
 
-	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04x, 0x%p): ",
+	DEBUG_AUTOCONF("ttyS%d: autoconf (0x%04lx, 0x%p): ",
 		       serial_index(&up->port), up->port.iobase, up->port.membase);
 
 	/*
@@ -1382,7 +1384,7 @@ static void serial8250_enable_ms(struct uart_port *port)
 static void
 receive_chars(struct uart_8250_port *up, unsigned int *status)
 {
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned char ch, lsr = *status;
 	int max_count = 256;
 	char flag;
@@ -1457,7 +1459,7 @@ ignore_char:
 
 static void transmit_chars(struct uart_8250_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int count;
 
 	if (up->port.x_char) {
@@ -1500,7 +1502,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up)
 	status |= up->msr_saved_flags;
 	up->msr_saved_flags = 0;
 	if (status & UART_MSR_ANY_DELTA && up->ier & UART_IER_MSI &&
-	    up->port.info != NULL) {
+	    up->port.state != NULL) {
 		if (status & UART_MSR_TERI)
 			up->port.icount.rng++;
 		if (status & UART_MSR_DDSR)
@@ -1510,7 +1512,7 @@ static unsigned int check_modem_status(struct uart_8250_port *up)
 		if (status & UART_MSR_DCTS)
 			uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-		wake_up_interruptible(&up->port.info->delta_msr_wait);
+		wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 	}
 
 	return status;
@@ -1677,7 +1679,7 @@ static int serial_link_irq_chain(struct uart_8250_port *up)
 		INIT_LIST_HEAD(&up->list);
 		i->head = &up->list;
 		spin_unlock_irq(&i->lock);
-
+		irq_flags |= up->port.irqflags;
 		ret = request_irq(up->port.irq, serial8250_interrupt,
 				  irq_flags, "serial", i);
 		if (ret < 0)
@@ -1764,7 +1766,7 @@ static void serial8250_backup_timeout(unsigned long data)
 	up->lsr_saved_flags |= lsr & LSR_SAVE_FLAGS;
 	spin_unlock_irqrestore(&up->port.lock, flags);
 	if ((iir & UART_IIR_NO_INT) && (up->ier & UART_IER_THRI) &&
-	    (!uart_circ_empty(&up->port.info->xmit) || up->port.x_char) &&
+	    (!uart_circ_empty(&up->port.state->xmit) || up->port.x_char) &&
 	    (lsr & UART_LSR_THRE)) {
 		iir &= ~(UART_IIR_ID | UART_IIR_NO_INT);
 		iir |= UART_IIR_THRI;
@@ -2026,7 +2028,7 @@ static int serial8250_startup(struct uart_port *port)
 		 * allow register changes to become visible.
 		 */
 		spin_lock_irqsave(&up->port.lock, flags);
-		if (up->port.flags & UPF_SHARE_IRQ)
+		if (up->port.irqflags & IRQF_SHARED)
 			disable_irq_nosync(up->port.irq);
 
 		wait_for_xmitr(up, UART_LSR_THRE);
@@ -2039,7 +2041,7 @@ static int serial8250_startup(struct uart_port *port)
 		iir = serial_in(up, UART_IIR);
 		serial_out(up, UART_IER, 0);
 
-		if (up->port.flags & UPF_SHARE_IRQ)
+		if (up->port.irqflags & IRQF_SHARED)
 			enable_irq(up->port.irq);
 		spin_unlock_irqrestore(&up->port.lock, flags);
 
@@ -2108,7 +2110,7 @@ static int serial8250_startup(struct uart_port *port)
 	   is variable. So, let's just don't test if we receive
 	   TX irq. This way, we'll never enable UART_BUG_TXEN.
 	 */
-	if (up->port.flags & UPF_NO_TXEN_TEST)
+	if (skip_txen_test || up->port.flags & UPF_NO_TXEN_TEST)
 		goto dont_test_tx_en;
 
 	/*
@@ -2272,7 +2274,9 @@ serial8250_set_termios(struct uart_port *port, struct ktermios *termios,
 	/*
 	 * Ask the core to calculate the divisor for us.
 	 */
-	baud = uart_get_baud_rate(port, termios, old, 0, port->uartclk/16);
+	baud = uart_get_baud_rate(port, termios, old,
+				  port->uartclk / 16 / 0xffff,
+				  port->uartclk / 16);
 	quot = serial8250_get_divisor(port, baud);
 
 	/*
@@ -2671,6 +2675,7 @@ static void __init serial8250_isa_init_ports(void)
 	     i++, up++) {
 		up->port.iobase   = old_serial_port[i].port;
 		up->port.irq      = irq_canonicalize(old_serial_port[i].irq);
+		up->port.irqflags = old_serial_port[i].irqflags;
 		up->port.uartclk  = old_serial_port[i].baud_base * 16;
 		up->port.flags    = old_serial_port[i].flags;
 		up->port.hub6     = old_serial_port[i].hub6;
@@ -2679,7 +2684,7 @@ static void __init serial8250_isa_init_ports(void)
 		up->port.regshift = old_serial_port[i].iomem_reg_shift;
 		set_io_from_upio(&up->port);
 		if (share_irqs)
-			up->port.flags |= UPF_SHARE_IRQ;
+			up->port.irqflags |= IRQF_SHARED;
 	}
 }
 
@@ -2869,6 +2874,7 @@ int __init early_serial_setup(struct uart_port *port)
 	p->iobase       = port->iobase;
 	p->membase      = port->membase;
 	p->irq          = port->irq;
+	p->irqflags     = port->irqflags;
 	p->uartclk      = port->uartclk;
 	p->fifosize     = port->fifosize;
 	p->regshift     = port->regshift;
@@ -2942,6 +2948,7 @@ static int __devinit serial8250_probe(struct platform_device *dev)
 		port.iobase		= p->iobase;
 		port.membase		= p->membase;
 		port.irq		= p->irq;
+		port.irqflags		= p->irqflags;
 		port.uartclk		= p->uartclk;
 		port.regshift		= p->regshift;
 		port.iotype		= p->iotype;
@@ -2954,7 +2961,7 @@ static int __devinit serial8250_probe(struct platform_device *dev)
 		port.serial_out		= p->serial_out;
 		port.dev		= &dev->dev;
 		if (share_irqs)
-			port.flags |= UPF_SHARE_IRQ;
+			port.irqflags |= IRQF_SHARED;
 		ret = serial8250_register_port(&port);
 		if (ret < 0) {
 			dev_err(&dev->dev, "unable to register port at index %d "
@@ -3096,6 +3103,7 @@ int serial8250_register_port(struct uart_port *port)
 		uart->port.iobase       = port->iobase;
 		uart->port.membase      = port->membase;
 		uart->port.irq          = port->irq;
+		uart->port.irqflags     = port->irqflags;
 		uart->port.uartclk      = port->uartclk;
 		uart->port.fifosize     = port->fifosize;
 		uart->port.regshift     = port->regshift;
@@ -3242,6 +3250,9 @@ MODULE_PARM_DESC(share_irqs, "Share IRQs with other non-8250/16x50 devices"
 module_param(nr_uarts, uint, 0644);
 MODULE_PARM_DESC(nr_uarts, "Maximum number of UARTs supported. (1-" __MODULE_STRING(CONFIG_SERIAL_8250_NR_UARTS) ")");
 
+module_param(skip_txen_test, uint, 0644);
+MODULE_PARM_DESC(skip_txen_test, "Skip checking for the TXEN bug at init time");
+
 #ifdef CONFIG_SERIAL_8250_RSA
 module_param_array(probe_rsa, ulong, &probe_rsa_count, 0444);
 MODULE_PARM_DESC(probe_rsa, "Probe I/O ports for RSA");
diff --git a/drivers/serial/8250.h b/drivers/serial/8250.h
index 520260326f3d..6e19ea3e48d5 100644
--- a/drivers/serial/8250.h
+++ b/drivers/serial/8250.h
@@ -25,6 +25,7 @@ struct old_serial_port {
 	unsigned char io_type;
 	unsigned char *iomem_base;
 	unsigned short iomem_reg_shift;
+	unsigned long irqflags;
 };
 
 /*
diff --git a/drivers/serial/8250_pci.c b/drivers/serial/8250_pci.c
index e7108e75653d..b28af13c45a1 100644
--- a/drivers/serial/8250_pci.c
+++ b/drivers/serial/8250_pci.c
@@ -1561,11 +1561,16 @@ enum pci_board_num_t {
 	pbn_exar_XR17C152,
 	pbn_exar_XR17C154,
 	pbn_exar_XR17C158,
+	pbn_exar_ibm_saturn,
 	pbn_pasemi_1682M,
 	pbn_ni8430_2,
 	pbn_ni8430_4,
 	pbn_ni8430_8,
 	pbn_ni8430_16,
+	pbn_ADDIDATA_PCIe_1_3906250,
+	pbn_ADDIDATA_PCIe_2_3906250,
+	pbn_ADDIDATA_PCIe_4_3906250,
+	pbn_ADDIDATA_PCIe_8_3906250,
 };
 
 /*
@@ -2146,6 +2151,13 @@ static struct pciserial_board pci_boards[] __devinitdata = {
 		.base_baud	= 921600,
 		.uart_offset	= 0x200,
 	},
+	[pbn_exar_ibm_saturn] = {
+		.flags		= FL_BASE0,
+		.num_ports	= 1,
+		.base_baud	= 921600,
+		.uart_offset	= 0x200,
+	},
+
 	/*
 	 * PA Semi PWRficient PA6T-1682M on-chip UART
 	 */
@@ -2185,6 +2197,37 @@ static struct pciserial_board pci_boards[] __devinitdata = {
 		.uart_offset	= 0x10,
 		.first_offset	= 0x800,
 	},
+	/*
+	 * ADDI-DATA GmbH PCI-Express communication cards <info@addi-data.com>
+	 */
+	[pbn_ADDIDATA_PCIe_1_3906250] = {
+		.flags		= FL_BASE0,
+		.num_ports	= 1,
+		.base_baud	= 3906250,
+		.uart_offset	= 0x200,
+		.first_offset	= 0x1000,
+	},
+	[pbn_ADDIDATA_PCIe_2_3906250] = {
+		.flags		= FL_BASE0,
+		.num_ports	= 2,
+		.base_baud	= 3906250,
+		.uart_offset	= 0x200,
+		.first_offset	= 0x1000,
+	},
+	[pbn_ADDIDATA_PCIe_4_3906250] = {
+		.flags		= FL_BASE0,
+		.num_ports	= 4,
+		.base_baud	= 3906250,
+		.uart_offset	= 0x200,
+		.first_offset	= 0x1000,
+	},
+	[pbn_ADDIDATA_PCIe_8_3906250] = {
+		.flags		= FL_BASE0,
+		.num_ports	= 8,
+		.base_baud	= 3906250,
+		.uart_offset	= 0x200,
+		.first_offset	= 0x1000,
+	},
 };
 
 static const struct pci_device_id softmodem_blacklist[] = {
@@ -2340,7 +2383,7 @@ pciserial_init_ports(struct pci_dev *dev, const struct pciserial_board *board)
 			break;
 
 #ifdef SERIAL_DEBUG_PCI
-		printk(KERN_DEBUG "Setup PCI port: port %x, irq %d, type %d\n",
+		printk(KERN_DEBUG "Setup PCI port: port %lx, irq %d, type %d\n",
 		       serial_port.iobase, serial_port.irq, serial_port.iotype);
 #endif
 
@@ -2649,6 +2692,9 @@ static struct pci_device_id serial_pci_tbl[] = {
 		PCI_SUBVENDOR_ID_CONNECT_TECH,
 		PCI_SUBDEVICE_ID_CONNECT_TECH_PCI_UART_8_485, 0, 0,
 		pbn_b0_8_1843200_200 },
+	{	PCI_VENDOR_ID_EXAR, PCI_DEVICE_ID_EXAR_XR17C152,
+		PCI_VENDOR_ID_IBM, PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT,
+		0, 0, pbn_exar_ibm_saturn },
 
 	{	PCI_VENDOR_ID_SEALEVEL, PCI_DEVICE_ID_SEALEVEL_U530,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
@@ -3093,6 +3139,12 @@ static struct pci_device_id serial_pci_tbl[] = {
 	{	PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUATRO_B,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b0_bt_2_115200 },
+	{	PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUATTRO_A,
+		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+		pbn_b0_bt_2_115200 },
+	{	PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_QUATTRO_B,
+		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+		pbn_b0_bt_2_115200 },
 	{	PCI_VENDOR_ID_LAVA, PCI_DEVICE_ID_LAVA_OCTO_A,
 		PCI_ANY_ID, PCI_ANY_ID, 0, 0,
 		pbn_b0_bt_4_460800 },
@@ -3556,6 +3608,38 @@ static struct pci_device_id serial_pci_tbl[] = {
 		0,
 		pbn_b0_8_115200 },
 
+	{	PCI_VENDOR_ID_ADDIDATA,
+		PCI_DEVICE_ID_ADDIDATA_APCIe7500,
+		PCI_ANY_ID,
+		PCI_ANY_ID,
+		0,
+		0,
+		pbn_ADDIDATA_PCIe_4_3906250 },
+
+	{	PCI_VENDOR_ID_ADDIDATA,
+		PCI_DEVICE_ID_ADDIDATA_APCIe7420,
+		PCI_ANY_ID,
+		PCI_ANY_ID,
+		0,
+		0,
+		pbn_ADDIDATA_PCIe_2_3906250 },
+
+	{	PCI_VENDOR_ID_ADDIDATA,
+		PCI_DEVICE_ID_ADDIDATA_APCIe7300,
+		PCI_ANY_ID,
+		PCI_ANY_ID,
+		0,
+		0,
+		pbn_ADDIDATA_PCIe_1_3906250 },
+
+	{	PCI_VENDOR_ID_ADDIDATA,
+		PCI_DEVICE_ID_ADDIDATA_APCIe7800,
+		PCI_ANY_ID,
+		PCI_ANY_ID,
+		0,
+		0,
+		pbn_ADDIDATA_PCIe_8_3906250 },
+
 	{	PCI_VENDOR_ID_NETMOS, PCI_DEVICE_ID_NETMOS_9835,
 		PCI_VENDOR_ID_IBM, 0x0299,
 		0, 0, pbn_b0_bt_2_115200 },
diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index 03422ce878cf..e52257257279 100644
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -862,7 +862,7 @@ config SERIAL_IMX_CONSOLE
 
 config SERIAL_UARTLITE
 	tristate "Xilinx uartlite serial port support"
-	depends on PPC32 || MICROBLAZE
+	depends on PPC32 || MICROBLAZE || MFD_TIMBERDALE
 	select SERIAL_CORE
 	help
 	  Say Y here if you want to use the Xilinx uartlite serial controller.
@@ -1458,4 +1458,23 @@ config SERIAL_TIMBERDALE
 	---help---
 	Add support for UART controller on timberdale.
 
+config SERIAL_BCM63XX
+	tristate "bcm63xx serial port support"
+	select SERIAL_CORE
+	depends on BCM63XX
+	help
+	  If you have a bcm63xx CPU, you can enable its onboard
+	  serial port by enabling this options.
+
+          To compile this driver as a module, choose M here: the
+          module will be called bcm963xx_uart.
+
+config SERIAL_BCM63XX_CONSOLE
+	bool "Console on bcm63xx serial port"
+	depends on SERIAL_BCM63XX=y
+	select SERIAL_CORE_CONSOLE
+	help
+	  If you have enabled the serial port on the bcm63xx CPU
+	  you can make it the console by answering Y to this option.
+
 endmenu
diff --git a/drivers/serial/Makefile b/drivers/serial/Makefile
index 97f6fcc8b432..d21d5dd5d048 100644
--- a/drivers/serial/Makefile
+++ b/drivers/serial/Makefile
@@ -34,6 +34,7 @@ obj-$(CONFIG_SERIAL_CLPS711X) += clps711x.o
 obj-$(CONFIG_SERIAL_PXA) += pxa.o
 obj-$(CONFIG_SERIAL_PNX8XXX) += pnx8xxx_uart.o
 obj-$(CONFIG_SERIAL_SA1100) += sa1100.o
+obj-$(CONFIG_SERIAL_BCM63XX) += bcm63xx_uart.o
 obj-$(CONFIG_SERIAL_BFIN) += bfin_5xx.o
 obj-$(CONFIG_SERIAL_BFIN_SPORT) += bfin_sport_uart.o
 obj-$(CONFIG_SERIAL_SAMSUNG) += samsung.o
diff --git a/drivers/serial/amba-pl010.c b/drivers/serial/amba-pl010.c
index 58a4879c7e48..429a8ae86933 100644
--- a/drivers/serial/amba-pl010.c
+++ b/drivers/serial/amba-pl010.c
@@ -117,7 +117,7 @@ static void pl010_enable_ms(struct uart_port *port)
 
 static void pl010_rx_chars(struct uart_amba_port *uap)
 {
-	struct tty_struct *tty = uap->port.info->port.tty;
+	struct tty_struct *tty = uap->port.state->port.tty;
 	unsigned int status, ch, flag, rsr, max_count = 256;
 
 	status = readb(uap->port.membase + UART01x_FR);
@@ -172,7 +172,7 @@ static void pl010_rx_chars(struct uart_amba_port *uap)
 
 static void pl010_tx_chars(struct uart_amba_port *uap)
 {
-	struct circ_buf *xmit = &uap->port.info->xmit;
+	struct circ_buf *xmit = &uap->port.state->xmit;
 	int count;
 
 	if (uap->port.x_char) {
@@ -225,7 +225,7 @@ static void pl010_modem_status(struct uart_amba_port *uap)
 	if (delta & UART01x_FR_CTS)
 		uart_handle_cts_change(&uap->port, status & UART01x_FR_CTS);
 
-	wake_up_interruptible(&uap->port.info->delta_msr_wait);
+	wake_up_interruptible(&uap->port.state->port.delta_msr_wait);
 }
 
 static irqreturn_t pl010_int(int irq, void *dev_id)
diff --git a/drivers/serial/amba-pl011.c b/drivers/serial/amba-pl011.c
index 72ba0c6d3551..ef7adc8135dd 100644
--- a/drivers/serial/amba-pl011.c
+++ b/drivers/serial/amba-pl011.c
@@ -124,7 +124,7 @@ static void pl011_enable_ms(struct uart_port *port)
 
 static void pl011_rx_chars(struct uart_amba_port *uap)
 {
-	struct tty_struct *tty = uap->port.info->port.tty;
+	struct tty_struct *tty = uap->port.state->port.tty;
 	unsigned int status, ch, flag, max_count = 256;
 
 	status = readw(uap->port.membase + UART01x_FR);
@@ -175,7 +175,7 @@ static void pl011_rx_chars(struct uart_amba_port *uap)
 
 static void pl011_tx_chars(struct uart_amba_port *uap)
 {
-	struct circ_buf *xmit = &uap->port.info->xmit;
+	struct circ_buf *xmit = &uap->port.state->xmit;
 	int count;
 
 	if (uap->port.x_char) {
@@ -226,7 +226,7 @@ static void pl011_modem_status(struct uart_amba_port *uap)
 	if (delta & UART01x_FR_CTS)
 		uart_handle_cts_change(&uap->port, status & UART01x_FR_CTS);
 
-	wake_up_interruptible(&uap->port.info->delta_msr_wait);
+	wake_up_interruptible(&uap->port.state->port.delta_msr_wait);
 }
 
 static irqreturn_t pl011_int(int irq, void *dev_id)
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c
index 607d43a31048..9d948bccafaf 100644
--- a/drivers/serial/atmel_serial.c
+++ b/drivers/serial/atmel_serial.c
@@ -427,7 +427,7 @@ static void atmel_rx_chars(struct uart_port *port)
  */
 static void atmel_tx_chars(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if (port->x_char && UART_GET_CSR(port) & ATMEL_US_TXRDY) {
 		UART_PUT_CHAR(port, port->x_char);
@@ -560,7 +560,7 @@ static irqreturn_t atmel_interrupt(int irq, void *dev_id)
 static void atmel_tx_dma(struct uart_port *port)
 {
 	struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
 	int count;
 
@@ -663,14 +663,14 @@ static void atmel_rx_from_ring(struct uart_port *port)
 	 * uart_start(), which takes the lock.
 	 */
 	spin_unlock(&port->lock);
-	tty_flip_buffer_push(port->info->port.tty);
+	tty_flip_buffer_push(port->state->port.tty);
 	spin_lock(&port->lock);
 }
 
 static void atmel_rx_from_dma(struct uart_port *port)
 {
 	struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	struct atmel_dma_buffer *pdc;
 	int rx_idx = atmel_port->pdc_rx_idx;
 	unsigned int head;
@@ -776,7 +776,7 @@ static void atmel_tasklet_func(unsigned long data)
 		if (status_change & ATMEL_US_CTS)
 			uart_handle_cts_change(port, !(status & ATMEL_US_CTS));
 
-		wake_up_interruptible(&port->info->delta_msr_wait);
+		wake_up_interruptible(&port->state->port.delta_msr_wait);
 
 		atmel_port->irq_status_prev = status;
 	}
@@ -795,7 +795,7 @@ static void atmel_tasklet_func(unsigned long data)
 static int atmel_startup(struct uart_port *port)
 {
 	struct atmel_uart_port *atmel_port = to_atmel_uart_port(port);
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	int retval;
 
 	/*
@@ -854,7 +854,7 @@ static int atmel_startup(struct uart_port *port)
 	}
 	if (atmel_use_dma_tx(port)) {
 		struct atmel_dma_buffer *pdc = &atmel_port->pdc_tx;
-		struct circ_buf *xmit = &port->info->xmit;
+		struct circ_buf *xmit = &port->state->xmit;
 
 		pdc->buf = xmit->buf;
 		pdc->dma_addr = dma_map_single(port->dev,
@@ -1531,7 +1531,7 @@ static int __devinit atmel_serial_probe(struct platform_device *pdev)
 	void *data;
 	int ret;
 
-	BUILD_BUG_ON(!is_power_of_2(ATMEL_SERIAL_RINGSIZE));
+	BUILD_BUG_ON(ATMEL_SERIAL_RINGSIZE & (ATMEL_SERIAL_RINGSIZE - 1));
 
 	port = &atmel_ports[pdev->id];
 	port->backup_imr = 0;
diff --git a/drivers/serial/bcm63xx_uart.c b/drivers/serial/bcm63xx_uart.c
new file mode 100644
index 000000000000..beddaa6e9069
--- /dev/null
+++ b/drivers/serial/bcm63xx_uart.c
@@ -0,0 +1,890 @@
+/*
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Derived from many drivers using generic_serial interface.
+ *
+ * Copyright (C) 2008 Maxime Bizon <mbizon@freebox.fr>
+ *
+ *  Serial driver for BCM63xx integrated UART.
+ *
+ * Hardware flow control was _not_ tested since I only have RX/TX on
+ * my board.
+ */
+
+#if defined(CONFIG_SERIAL_BCM63XX_CONSOLE) && defined(CONFIG_MAGIC_SYSRQ)
+#define SUPPORT_SYSRQ
+#endif
+
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/init.h>
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/console.h>
+#include <linux/clk.h>
+#include <linux/tty.h>
+#include <linux/tty_flip.h>
+#include <linux/sysrq.h>
+#include <linux/serial.h>
+#include <linux/serial_core.h>
+
+#include <bcm63xx_clk.h>
+#include <bcm63xx_irq.h>
+#include <bcm63xx_regs.h>
+#include <bcm63xx_io.h>
+
+#define BCM63XX_NR_UARTS	1
+
+static struct uart_port ports[BCM63XX_NR_UARTS];
+
+/*
+ * rx interrupt mask / stat
+ *
+ * mask:
+ *  - rx fifo full
+ *  - rx fifo above threshold
+ *  - rx fifo not empty for too long
+ */
+#define UART_RX_INT_MASK	(UART_IR_MASK(UART_IR_RXOVER) |		\
+				UART_IR_MASK(UART_IR_RXTHRESH) |	\
+				UART_IR_MASK(UART_IR_RXTIMEOUT))
+
+#define UART_RX_INT_STAT	(UART_IR_STAT(UART_IR_RXOVER) |		\
+				UART_IR_STAT(UART_IR_RXTHRESH) |	\
+				UART_IR_STAT(UART_IR_RXTIMEOUT))
+
+/*
+ * tx interrupt mask / stat
+ *
+ * mask:
+ * - tx fifo empty
+ * - tx fifo below threshold
+ */
+#define UART_TX_INT_MASK	(UART_IR_MASK(UART_IR_TXEMPTY) |	\
+				UART_IR_MASK(UART_IR_TXTRESH))
+
+#define UART_TX_INT_STAT	(UART_IR_STAT(UART_IR_TXEMPTY) |	\
+				UART_IR_STAT(UART_IR_TXTRESH))
+
+/*
+ * external input interrupt
+ *
+ * mask: any edge on CTS, DCD
+ */
+#define UART_EXTINP_INT_MASK	(UART_EXTINP_IRMASK(UART_EXTINP_IR_CTS) | \
+				 UART_EXTINP_IRMASK(UART_EXTINP_IR_DCD))
+
+/*
+ * handy uart register accessor
+ */
+static inline unsigned int bcm_uart_readl(struct uart_port *port,
+					 unsigned int offset)
+{
+	return bcm_readl(port->membase + offset);
+}
+
+static inline void bcm_uart_writel(struct uart_port *port,
+				  unsigned int value, unsigned int offset)
+{
+	bcm_writel(value, port->membase + offset);
+}
+
+/*
+ * serial core request to check if uart tx fifo is empty
+ */
+static unsigned int bcm_uart_tx_empty(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_IR_REG);
+	return (val & UART_IR_STAT(UART_IR_TXEMPTY)) ? 1 : 0;
+}
+
+/*
+ * serial core request to set RTS and DTR pin state and loopback mode
+ */
+static void bcm_uart_set_mctrl(struct uart_port *port, unsigned int mctrl)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_MCTL_REG);
+	val &= ~(UART_MCTL_DTR_MASK | UART_MCTL_RTS_MASK);
+	/* invert of written value is reflected on the pin */
+	if (!(mctrl & TIOCM_DTR))
+		val |= UART_MCTL_DTR_MASK;
+	if (!(mctrl & TIOCM_RTS))
+		val |= UART_MCTL_RTS_MASK;
+	bcm_uart_writel(port, val, UART_MCTL_REG);
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	if (mctrl & TIOCM_LOOP)
+		val |= UART_CTL_LOOPBACK_MASK;
+	else
+		val &= ~UART_CTL_LOOPBACK_MASK;
+	bcm_uart_writel(port, val, UART_CTL_REG);
+}
+
+/*
+ * serial core request to return RI, CTS, DCD and DSR pin state
+ */
+static unsigned int bcm_uart_get_mctrl(struct uart_port *port)
+{
+	unsigned int val, mctrl;
+
+	mctrl = 0;
+	val = bcm_uart_readl(port, UART_EXTINP_REG);
+	if (val & UART_EXTINP_RI_MASK)
+		mctrl |= TIOCM_RI;
+	if (val & UART_EXTINP_CTS_MASK)
+		mctrl |= TIOCM_CTS;
+	if (val & UART_EXTINP_DCD_MASK)
+		mctrl |= TIOCM_CD;
+	if (val & UART_EXTINP_DSR_MASK)
+		mctrl |= TIOCM_DSR;
+	return mctrl;
+}
+
+/*
+ * serial core request to disable tx ASAP (used for flow control)
+ */
+static void bcm_uart_stop_tx(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val &= ~(UART_CTL_TXEN_MASK);
+	bcm_uart_writel(port, val, UART_CTL_REG);
+
+	val = bcm_uart_readl(port, UART_IR_REG);
+	val &= ~UART_TX_INT_MASK;
+	bcm_uart_writel(port, val, UART_IR_REG);
+}
+
+/*
+ * serial core request to (re)enable tx
+ */
+static void bcm_uart_start_tx(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_IR_REG);
+	val |= UART_TX_INT_MASK;
+	bcm_uart_writel(port, val, UART_IR_REG);
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val |= UART_CTL_TXEN_MASK;
+	bcm_uart_writel(port, val, UART_CTL_REG);
+}
+
+/*
+ * serial core request to stop rx, called before port shutdown
+ */
+static void bcm_uart_stop_rx(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_IR_REG);
+	val &= ~UART_RX_INT_MASK;
+	bcm_uart_writel(port, val, UART_IR_REG);
+}
+
+/*
+ * serial core request to enable modem status interrupt reporting
+ */
+static void bcm_uart_enable_ms(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_IR_REG);
+	val |= UART_IR_MASK(UART_IR_EXTIP);
+	bcm_uart_writel(port, val, UART_IR_REG);
+}
+
+/*
+ * serial core request to start/stop emitting break char
+ */
+static void bcm_uart_break_ctl(struct uart_port *port, int ctl)
+{
+	unsigned long flags;
+	unsigned int val;
+
+	spin_lock_irqsave(&port->lock, flags);
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	if (ctl)
+		val |= UART_CTL_XMITBRK_MASK;
+	else
+		val &= ~UART_CTL_XMITBRK_MASK;
+	bcm_uart_writel(port, val, UART_CTL_REG);
+
+	spin_unlock_irqrestore(&port->lock, flags);
+}
+
+/*
+ * return port type in string format
+ */
+static const char *bcm_uart_type(struct uart_port *port)
+{
+	return (port->type == PORT_BCM63XX) ? "bcm63xx_uart" : NULL;
+}
+
+/*
+ * read all chars in rx fifo and send them to core
+ */
+static void bcm_uart_do_rx(struct uart_port *port)
+{
+	struct tty_struct *tty;
+	unsigned int max_count;
+
+	/* limit number of char read in interrupt, should not be
+	 * higher than fifo size anyway since we're much faster than
+	 * serial port */
+	max_count = 32;
+	tty = port->info->port.tty;
+	do {
+		unsigned int iestat, c, cstat;
+		char flag;
+
+		/* get overrun/fifo empty information from ier
+		 * register */
+		iestat = bcm_uart_readl(port, UART_IR_REG);
+		if (!(iestat & UART_IR_STAT(UART_IR_RXNOTEMPTY)))
+			break;
+
+		cstat = c = bcm_uart_readl(port, UART_FIFO_REG);
+		port->icount.rx++;
+		flag = TTY_NORMAL;
+		c &= 0xff;
+
+		if (unlikely((cstat & UART_FIFO_ANYERR_MASK))) {
+			/* do stats first */
+			if (cstat & UART_FIFO_BRKDET_MASK) {
+				port->icount.brk++;
+				if (uart_handle_break(port))
+					continue;
+			}
+
+			if (cstat & UART_FIFO_PARERR_MASK)
+				port->icount.parity++;
+			if (cstat & UART_FIFO_FRAMEERR_MASK)
+				port->icount.frame++;
+
+			/* update flag wrt read_status_mask */
+			cstat &= port->read_status_mask;
+			if (cstat & UART_FIFO_BRKDET_MASK)
+				flag = TTY_BREAK;
+			if (cstat & UART_FIFO_FRAMEERR_MASK)
+				flag = TTY_FRAME;
+			if (cstat & UART_FIFO_PARERR_MASK)
+				flag = TTY_PARITY;
+		}
+
+		if (uart_handle_sysrq_char(port, c))
+			continue;
+
+		if (unlikely(iestat & UART_IR_STAT(UART_IR_RXOVER))) {
+			port->icount.overrun++;
+			tty_insert_flip_char(tty, 0, TTY_OVERRUN);
+		}
+
+		if ((cstat & port->ignore_status_mask) == 0)
+			tty_insert_flip_char(tty, c, flag);
+
+	} while (--max_count);
+
+	tty_flip_buffer_push(tty);
+}
+
+/*
+ * fill tx fifo with chars to send, stop when fifo is about to be full
+ * or when all chars have been sent.
+ */
+static void bcm_uart_do_tx(struct uart_port *port)
+{
+	struct circ_buf *xmit;
+	unsigned int val, max_count;
+
+	if (port->x_char) {
+		bcm_uart_writel(port, port->x_char, UART_FIFO_REG);
+		port->icount.tx++;
+		port->x_char = 0;
+		return;
+	}
+
+	if (uart_tx_stopped(port)) {
+		bcm_uart_stop_tx(port);
+		return;
+	}
+
+	xmit = &port->info->xmit;
+	if (uart_circ_empty(xmit))
+		goto txq_empty;
+
+	val = bcm_uart_readl(port, UART_MCTL_REG);
+	val = (val & UART_MCTL_TXFIFOFILL_MASK) >> UART_MCTL_TXFIFOFILL_SHIFT;
+	max_count = port->fifosize - val;
+
+	while (max_count--) {
+		unsigned int c;
+
+		c = xmit->buf[xmit->tail];
+		bcm_uart_writel(port, c, UART_FIFO_REG);
+		xmit->tail = (xmit->tail + 1) & (UART_XMIT_SIZE - 1);
+		port->icount.tx++;
+		if (uart_circ_empty(xmit))
+			break;
+	}
+
+	if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
+		uart_write_wakeup(port);
+
+	if (uart_circ_empty(xmit))
+		goto txq_empty;
+	return;
+
+txq_empty:
+	/* nothing to send, disable transmit interrupt */
+	val = bcm_uart_readl(port, UART_IR_REG);
+	val &= ~UART_TX_INT_MASK;
+	bcm_uart_writel(port, val, UART_IR_REG);
+	return;
+}
+
+/*
+ * process uart interrupt
+ */
+static irqreturn_t bcm_uart_interrupt(int irq, void *dev_id)
+{
+	struct uart_port *port;
+	unsigned int irqstat;
+
+	port = dev_id;
+	spin_lock(&port->lock);
+
+	irqstat = bcm_uart_readl(port, UART_IR_REG);
+	if (irqstat & UART_RX_INT_STAT)
+		bcm_uart_do_rx(port);
+
+	if (irqstat & UART_TX_INT_STAT)
+		bcm_uart_do_tx(port);
+
+	if (irqstat & UART_IR_MASK(UART_IR_EXTIP)) {
+		unsigned int estat;
+
+		estat = bcm_uart_readl(port, UART_EXTINP_REG);
+		if (estat & UART_EXTINP_IRSTAT(UART_EXTINP_IR_CTS))
+			uart_handle_cts_change(port,
+					       estat & UART_EXTINP_CTS_MASK);
+		if (estat & UART_EXTINP_IRSTAT(UART_EXTINP_IR_DCD))
+			uart_handle_dcd_change(port,
+					       estat & UART_EXTINP_DCD_MASK);
+	}
+
+	spin_unlock(&port->lock);
+	return IRQ_HANDLED;
+}
+
+/*
+ * enable rx & tx operation on uart
+ */
+static void bcm_uart_enable(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val |= (UART_CTL_BRGEN_MASK | UART_CTL_TXEN_MASK | UART_CTL_RXEN_MASK);
+	bcm_uart_writel(port, val, UART_CTL_REG);
+}
+
+/*
+ * disable rx & tx operation on uart
+ */
+static void bcm_uart_disable(struct uart_port *port)
+{
+	unsigned int val;
+
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val &= ~(UART_CTL_BRGEN_MASK | UART_CTL_TXEN_MASK |
+		 UART_CTL_RXEN_MASK);
+	bcm_uart_writel(port, val, UART_CTL_REG);
+}
+
+/*
+ * clear all unread data in rx fifo and unsent data in tx fifo
+ */
+static void bcm_uart_flush(struct uart_port *port)
+{
+	unsigned int val;
+
+	/* empty rx and tx fifo */
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val |= UART_CTL_RSTRXFIFO_MASK | UART_CTL_RSTTXFIFO_MASK;
+	bcm_uart_writel(port, val, UART_CTL_REG);
+
+	/* read any pending char to make sure all irq status are
+	 * cleared */
+	(void)bcm_uart_readl(port, UART_FIFO_REG);
+}
+
+/*
+ * serial core request to initialize uart and start rx operation
+ */
+static int bcm_uart_startup(struct uart_port *port)
+{
+	unsigned int val;
+	int ret;
+
+	/* mask all irq and flush port */
+	bcm_uart_disable(port);
+	bcm_uart_writel(port, 0, UART_IR_REG);
+	bcm_uart_flush(port);
+
+	/* clear any pending external input interrupt */
+	(void)bcm_uart_readl(port, UART_EXTINP_REG);
+
+	/* set rx/tx fifo thresh to fifo half size */
+	val = bcm_uart_readl(port, UART_MCTL_REG);
+	val &= ~(UART_MCTL_RXFIFOTHRESH_MASK | UART_MCTL_TXFIFOTHRESH_MASK);
+	val |= (port->fifosize / 2) << UART_MCTL_RXFIFOTHRESH_SHIFT;
+	val |= (port->fifosize / 2) << UART_MCTL_TXFIFOTHRESH_SHIFT;
+	bcm_uart_writel(port, val, UART_MCTL_REG);
+
+	/* set rx fifo timeout to 1 char time */
+	val = bcm_uart_readl(port, UART_CTL_REG);
+	val &= ~UART_CTL_RXTMOUTCNT_MASK;
+	val |= 1 << UART_CTL_RXTMOUTCNT_SHIFT;
+	bcm_uart_writel(port, val, UART_CTL_REG);
+
+	/* report any edge on dcd and cts */
+	val = UART_EXTINP_INT_MASK;
+	val |= UART_EXTINP_DCD_NOSENSE_MASK;
+	val |= UART_EXTINP_CTS_NOSENSE_MASK;
+	bcm_uart_writel(port, val, UART_EXTINP_REG);
+
+	/* register irq and enable rx interrupts */
+	ret = request_irq(port->irq, bcm_uart_interrupt, 0,
+			  bcm_uart_type(port), port);
+	if (ret)
+		return ret;
+	bcm_uart_writel(port, UART_RX_INT_MASK, UART_IR_REG);
+	bcm_uart_enable(port);
+	return 0;
+}
+
+/*
+ * serial core request to flush & disable uart
+ */
+static void bcm_uart_shutdown(struct uart_port *port)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&port->lock, flags);
+	bcm_uart_writel(port, 0, UART_IR_REG);
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	bcm_uart_disable(port);
+	bcm_uart_flush(port);
+	free_irq(port->irq, port);
+}
+
+/*
+ * serial core request to change current uart setting
+ */
+static void bcm_uart_set_termios(struct uart_port *port,
+				 struct ktermios *new,
+				 struct ktermios *old)
+{
+	unsigned int ctl, baud, quot, ier;
+	unsigned long flags;
+
+	spin_lock_irqsave(&port->lock, flags);
+
+	/* disable uart while changing speed */
+	bcm_uart_disable(port);
+	bcm_uart_flush(port);
+
+	/* update Control register */
+	ctl = bcm_uart_readl(port, UART_CTL_REG);
+	ctl &= ~UART_CTL_BITSPERSYM_MASK;
+
+	switch (new->c_cflag & CSIZE) {
+	case CS5:
+		ctl |= (0 << UART_CTL_BITSPERSYM_SHIFT);
+		break;
+	case CS6:
+		ctl |= (1 << UART_CTL_BITSPERSYM_SHIFT);
+		break;
+	case CS7:
+		ctl |= (2 << UART_CTL_BITSPERSYM_SHIFT);
+		break;
+	default:
+		ctl |= (3 << UART_CTL_BITSPERSYM_SHIFT);
+		break;
+	}
+
+	ctl &= ~UART_CTL_STOPBITS_MASK;
+	if (new->c_cflag & CSTOPB)
+		ctl |= UART_CTL_STOPBITS_2;
+	else
+		ctl |= UART_CTL_STOPBITS_1;
+
+	ctl &= ~(UART_CTL_RXPAREN_MASK | UART_CTL_TXPAREN_MASK);
+	if (new->c_cflag & PARENB)
+		ctl |= (UART_CTL_RXPAREN_MASK | UART_CTL_TXPAREN_MASK);
+	ctl &= ~(UART_CTL_RXPAREVEN_MASK | UART_CTL_TXPAREVEN_MASK);
+	if (new->c_cflag & PARODD)
+		ctl |= (UART_CTL_RXPAREVEN_MASK | UART_CTL_TXPAREVEN_MASK);
+	bcm_uart_writel(port, ctl, UART_CTL_REG);
+
+	/* update Baudword register */
+	baud = uart_get_baud_rate(port, new, old, 0, port->uartclk / 16);
+	quot = uart_get_divisor(port, baud) - 1;
+	bcm_uart_writel(port, quot, UART_BAUD_REG);
+
+	/* update Interrupt register */
+	ier = bcm_uart_readl(port, UART_IR_REG);
+
+	ier &= ~UART_IR_MASK(UART_IR_EXTIP);
+	if (UART_ENABLE_MS(port, new->c_cflag))
+		ier |= UART_IR_MASK(UART_IR_EXTIP);
+
+	bcm_uart_writel(port, ier, UART_IR_REG);
+
+	/* update read/ignore mask */
+	port->read_status_mask = UART_FIFO_VALID_MASK;
+	if (new->c_iflag & INPCK) {
+		port->read_status_mask |= UART_FIFO_FRAMEERR_MASK;
+		port->read_status_mask |= UART_FIFO_PARERR_MASK;
+	}
+	if (new->c_iflag & (BRKINT))
+		port->read_status_mask |= UART_FIFO_BRKDET_MASK;
+
+	port->ignore_status_mask = 0;
+	if (new->c_iflag & IGNPAR)
+		port->ignore_status_mask |= UART_FIFO_PARERR_MASK;
+	if (new->c_iflag & IGNBRK)
+		port->ignore_status_mask |= UART_FIFO_BRKDET_MASK;
+	if (!(new->c_cflag & CREAD))
+		port->ignore_status_mask |= UART_FIFO_VALID_MASK;
+
+	uart_update_timeout(port, new->c_cflag, baud);
+	bcm_uart_enable(port);
+	spin_unlock_irqrestore(&port->lock, flags);
+}
+
+/*
+ * serial core request to claim uart iomem
+ */
+static int bcm_uart_request_port(struct uart_port *port)
+{
+	unsigned int size;
+
+	size = RSET_UART_SIZE;
+	if (!request_mem_region(port->mapbase, size, "bcm63xx")) {
+		dev_err(port->dev, "Memory region busy\n");
+		return -EBUSY;
+	}
+
+	port->membase = ioremap(port->mapbase, size);
+	if (!port->membase) {
+		dev_err(port->dev, "Unable to map registers\n");
+		release_mem_region(port->mapbase, size);
+		return -EBUSY;
+	}
+	return 0;
+}
+
+/*
+ * serial core request to release uart iomem
+ */
+static void bcm_uart_release_port(struct uart_port *port)
+{
+	release_mem_region(port->mapbase, RSET_UART_SIZE);
+	iounmap(port->membase);
+}
+
+/*
+ * serial core request to do any port required autoconfiguration
+ */
+static void bcm_uart_config_port(struct uart_port *port, int flags)
+{
+	if (flags & UART_CONFIG_TYPE) {
+		if (bcm_uart_request_port(port))
+			return;
+		port->type = PORT_BCM63XX;
+	}
+}
+
+/*
+ * serial core request to check that port information in serinfo are
+ * suitable
+ */
+static int bcm_uart_verify_port(struct uart_port *port,
+				struct serial_struct *serinfo)
+{
+	if (port->type != PORT_BCM63XX)
+		return -EINVAL;
+	if (port->irq != serinfo->irq)
+		return -EINVAL;
+	if (port->iotype != serinfo->io_type)
+		return -EINVAL;
+	if (port->mapbase != (unsigned long)serinfo->iomem_base)
+		return -EINVAL;
+	return 0;
+}
+
+/* serial core callbacks */
+static struct uart_ops bcm_uart_ops = {
+	.tx_empty	= bcm_uart_tx_empty,
+	.get_mctrl	= bcm_uart_get_mctrl,
+	.set_mctrl	= bcm_uart_set_mctrl,
+	.start_tx	= bcm_uart_start_tx,
+	.stop_tx	= bcm_uart_stop_tx,
+	.stop_rx	= bcm_uart_stop_rx,
+	.enable_ms	= bcm_uart_enable_ms,
+	.break_ctl	= bcm_uart_break_ctl,
+	.startup	= bcm_uart_startup,
+	.shutdown	= bcm_uart_shutdown,
+	.set_termios	= bcm_uart_set_termios,
+	.type		= bcm_uart_type,
+	.release_port	= bcm_uart_release_port,
+	.request_port	= bcm_uart_request_port,
+	.config_port	= bcm_uart_config_port,
+	.verify_port	= bcm_uart_verify_port,
+};
+
+
+
+#ifdef CONFIG_SERIAL_BCM63XX_CONSOLE
+static inline void wait_for_xmitr(struct uart_port *port)
+{
+	unsigned int tmout;
+
+	/* Wait up to 10ms for the character(s) to be sent. */
+	tmout = 10000;
+	while (--tmout) {
+		unsigned int val;
+
+		val = bcm_uart_readl(port, UART_IR_REG);
+		if (val & UART_IR_STAT(UART_IR_TXEMPTY))
+			break;
+		udelay(1);
+	}
+
+	/* Wait up to 1s for flow control if necessary */
+	if (port->flags & UPF_CONS_FLOW) {
+		tmout = 1000000;
+		while (--tmout) {
+			unsigned int val;
+
+			val = bcm_uart_readl(port, UART_EXTINP_REG);
+			if (val & UART_EXTINP_CTS_MASK)
+				break;
+			udelay(1);
+		}
+	}
+}
+
+/*
+ * output given char
+ */
+static void bcm_console_putchar(struct uart_port *port, int ch)
+{
+	wait_for_xmitr(port);
+	bcm_uart_writel(port, ch, UART_FIFO_REG);
+}
+
+/*
+ * console core request to output given string
+ */
+static void bcm_console_write(struct console *co, const char *s,
+			      unsigned int count)
+{
+	struct uart_port *port;
+	unsigned long flags;
+	int locked;
+
+	port = &ports[co->index];
+
+	local_irq_save(flags);
+	if (port->sysrq) {
+		/* bcm_uart_interrupt() already took the lock */
+		locked = 0;
+	} else if (oops_in_progress) {
+		locked = spin_trylock(&port->lock);
+	} else {
+		spin_lock(&port->lock);
+		locked = 1;
+	}
+
+	/* call helper to deal with \r\n */
+	uart_console_write(port, s, count, bcm_console_putchar);
+
+	/* and wait for char to be transmitted */
+	wait_for_xmitr(port);
+
+	if (locked)
+		spin_unlock(&port->lock);
+	local_irq_restore(flags);
+}
+
+/*
+ * console core request to setup given console, find matching uart
+ * port and setup it.
+ */
+static int bcm_console_setup(struct console *co, char *options)
+{
+	struct uart_port *port;
+	int baud = 9600;
+	int bits = 8;
+	int parity = 'n';
+	int flow = 'n';
+
+	if (co->index < 0 || co->index >= BCM63XX_NR_UARTS)
+		return -EINVAL;
+	port = &ports[co->index];
+	if (!port->membase)
+		return -ENODEV;
+	if (options)
+		uart_parse_options(options, &baud, &parity, &bits, &flow);
+
+	return uart_set_options(port, co, baud, parity, bits, flow);
+}
+
+static struct uart_driver bcm_uart_driver;
+
+static struct console bcm63xx_console = {
+	.name		= "ttyS",
+	.write		= bcm_console_write,
+	.device		= uart_console_device,
+	.setup		= bcm_console_setup,
+	.flags		= CON_PRINTBUFFER,
+	.index		= -1,
+	.data		= &bcm_uart_driver,
+};
+
+static int __init bcm63xx_console_init(void)
+{
+	register_console(&bcm63xx_console);
+	return 0;
+}
+
+console_initcall(bcm63xx_console_init);
+
+#define BCM63XX_CONSOLE	(&bcm63xx_console)
+#else
+#define BCM63XX_CONSOLE	NULL
+#endif /* CONFIG_SERIAL_BCM63XX_CONSOLE */
+
+static struct uart_driver bcm_uart_driver = {
+	.owner		= THIS_MODULE,
+	.driver_name	= "bcm63xx_uart",
+	.dev_name	= "ttyS",
+	.major		= TTY_MAJOR,
+	.minor		= 64,
+	.nr		= 1,
+	.cons		= BCM63XX_CONSOLE,
+};
+
+/*
+ * platform driver probe/remove callback
+ */
+static int __devinit bcm_uart_probe(struct platform_device *pdev)
+{
+	struct resource *res_mem, *res_irq;
+	struct uart_port *port;
+	struct clk *clk;
+	int ret;
+
+	if (pdev->id < 0 || pdev->id >= BCM63XX_NR_UARTS)
+		return -EINVAL;
+
+	if (ports[pdev->id].membase)
+		return -EBUSY;
+
+	res_mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res_mem)
+		return -ENODEV;
+
+	res_irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+	if (!res_irq)
+		return -ENODEV;
+
+	clk = clk_get(&pdev->dev, "periph");
+	if (IS_ERR(clk))
+		return -ENODEV;
+
+	port = &ports[pdev->id];
+	memset(port, 0, sizeof(*port));
+	port->iotype = UPIO_MEM;
+	port->mapbase = res_mem->start;
+	port->irq = res_irq->start;
+	port->ops = &bcm_uart_ops;
+	port->flags = UPF_BOOT_AUTOCONF;
+	port->dev = &pdev->dev;
+	port->fifosize = 16;
+	port->uartclk = clk_get_rate(clk) / 2;
+	clk_put(clk);
+
+	ret = uart_add_one_port(&bcm_uart_driver, port);
+	if (ret) {
+		kfree(port);
+		return ret;
+	}
+	platform_set_drvdata(pdev, port);
+	return 0;
+}
+
+static int __devexit bcm_uart_remove(struct platform_device *pdev)
+{
+	struct uart_port *port;
+
+	port = platform_get_drvdata(pdev);
+	uart_remove_one_port(&bcm_uart_driver, port);
+	platform_set_drvdata(pdev, NULL);
+	/* mark port as free */
+	ports[pdev->id].membase = 0;
+	return 0;
+}
+
+/*
+ * platform driver stuff
+ */
+static struct platform_driver bcm_uart_platform_driver = {
+	.probe	= bcm_uart_probe,
+	.remove	= __devexit_p(bcm_uart_remove),
+	.driver	= {
+		.owner = THIS_MODULE,
+		.name  = "bcm63xx_uart",
+	},
+};
+
+static int __init bcm_uart_init(void)
+{
+	int ret;
+
+	ret = uart_register_driver(&bcm_uart_driver);
+	if (ret)
+		return ret;
+
+	ret = platform_driver_register(&bcm_uart_platform_driver);
+	if (ret)
+		uart_unregister_driver(&bcm_uart_driver);
+
+	return ret;
+}
+
+static void __exit bcm_uart_exit(void)
+{
+	platform_driver_unregister(&bcm_uart_platform_driver);
+	uart_unregister_driver(&bcm_uart_driver);
+}
+
+module_init(bcm_uart_init);
+module_exit(bcm_uart_exit);
+
+MODULE_AUTHOR("Maxime Bizon <mbizon@freebox.fr>");
+MODULE_DESCRIPTION("Broadcom 63<xx integrated uart driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/serial/bfin_5xx.c b/drivers/serial/bfin_5xx.c
index b4a7650af696..50abb7e557f4 100644
--- a/drivers/serial/bfin_5xx.c
+++ b/drivers/serial/bfin_5xx.c
@@ -42,6 +42,10 @@
 # undef CONFIG_EARLY_PRINTK
 #endif
 
+#ifdef CONFIG_SERIAL_BFIN_MODULE
+# undef CONFIG_EARLY_PRINTK
+#endif
+
 /* UART name and device definitions */
 #define BFIN_SERIAL_NAME	"ttyBF"
 #define BFIN_SERIAL_MAJOR	204
@@ -140,7 +144,7 @@ static void bfin_serial_stop_tx(struct uart_port *port)
 {
 	struct bfin_serial_port *uart = (struct bfin_serial_port *)port;
 #ifdef CONFIG_SERIAL_BFIN_DMA
-	struct circ_buf *xmit = &uart->port.info->xmit;
+	struct circ_buf *xmit = &uart->port.state->xmit;
 #endif
 
 	while (!(UART_GET_LSR(uart) & TEMT))
@@ -167,7 +171,7 @@ static void bfin_serial_stop_tx(struct uart_port *port)
 static void bfin_serial_start_tx(struct uart_port *port)
 {
 	struct bfin_serial_port *uart = (struct bfin_serial_port *)port;
-	struct tty_struct *tty = uart->port.info->port.tty;
+	struct tty_struct *tty = uart->port.state->port.tty;
 
 #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
 	if (uart->scts && !(bfin_serial_get_mctrl(&uart->port) & TIOCM_CTS)) {
@@ -239,10 +243,10 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
 			return;
 		}
 
-	if (!uart->port.info || !uart->port.info->port.tty)
+	if (!uart->port.state || !uart->port.state->port.tty)
 		return;
 #endif
-	tty = uart->port.info->port.tty;
+	tty = uart->port.state->port.tty;
 
 	if (ANOMALY_05000363) {
 		/* The BF533 (and BF561) family of processors have a nice anomaly
@@ -327,7 +331,7 @@ static void bfin_serial_rx_chars(struct bfin_serial_port *uart)
 
 static void bfin_serial_tx_chars(struct bfin_serial_port *uart)
 {
-	struct circ_buf *xmit = &uart->port.info->xmit;
+	struct circ_buf *xmit = &uart->port.state->xmit;
 
 	if (uart_circ_empty(xmit) || uart_tx_stopped(&uart->port)) {
 #ifdef CONFIG_BF54x
@@ -394,7 +398,7 @@ static irqreturn_t bfin_serial_tx_int(int irq, void *dev_id)
 #ifdef CONFIG_SERIAL_BFIN_DMA
 static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
 {
-	struct circ_buf *xmit = &uart->port.info->xmit;
+	struct circ_buf *xmit = &uart->port.state->xmit;
 
 	uart->tx_done = 0;
 
@@ -432,7 +436,7 @@ static void bfin_serial_dma_tx_chars(struct bfin_serial_port *uart)
 
 static void bfin_serial_dma_rx_chars(struct bfin_serial_port *uart)
 {
-	struct tty_struct *tty = uart->port.info->port.tty;
+	struct tty_struct *tty = uart->port.state->port.tty;
 	int i, flg, status;
 
 	status = UART_GET_LSR(uart);
@@ -525,7 +529,7 @@ void bfin_serial_rx_dma_timeout(struct bfin_serial_port *uart)
 static irqreturn_t bfin_serial_dma_tx_int(int irq, void *dev_id)
 {
 	struct bfin_serial_port *uart = dev_id;
-	struct circ_buf *xmit = &uart->port.info->xmit;
+	struct circ_buf *xmit = &uart->port.state->xmit;
 
 #ifdef CONFIG_SERIAL_BFIN_HARD_CTSRTS
 	if (uart->scts && !(bfin_serial_get_mctrl(&uart->port)&TIOCM_CTS)) {
@@ -961,10 +965,10 @@ static void bfin_serial_set_ldisc(struct uart_port *port)
 	int line = port->line;
 	unsigned short val;
 
-	if (line >= port->info->port.tty->driver->num)
+	if (line >= port->state->port.tty->driver->num)
 		return;
 
-	switch (port->info->port.tty->termios->c_line) {
+	switch (port->state->port.tty->termios->c_line) {
 	case N_IRDA:
 		val = UART_GET_GCTL(&bfin_serial_ports[line]);
 		val |= (IREN | RPOLC);
diff --git a/drivers/serial/bfin_sport_uart.c b/drivers/serial/bfin_sport_uart.c
index c108b1a0ce98..088bb35475f1 100644
--- a/drivers/serial/bfin_sport_uart.c
+++ b/drivers/serial/bfin_sport_uart.c
@@ -178,7 +178,7 @@ static int sport_uart_setup(struct sport_uart_port *up, int sclk, int baud_rate)
 static irqreturn_t sport_uart_rx_irq(int irq, void *dev_id)
 {
 	struct sport_uart_port *up = dev_id;
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned int ch;
 
 	do {
@@ -205,7 +205,7 @@ static irqreturn_t sport_uart_tx_irq(int irq, void *dev_id)
 static irqreturn_t sport_uart_err_irq(int irq, void *dev_id)
 {
 	struct sport_uart_port *up = dev_id;
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned int stat = SPORT_GET_STAT(up);
 
 	/* Overflow in RX FIFO */
@@ -290,7 +290,7 @@ fail1:
 
 static void sport_uart_tx_chars(struct sport_uart_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 
 	if (SPORT_GET_STAT(up) & TXF)
 		return;
diff --git a/drivers/serial/clps711x.c b/drivers/serial/clps711x.c
index 80e76426131d..b6acd19b458e 100644
--- a/drivers/serial/clps711x.c
+++ b/drivers/serial/clps711x.c
@@ -93,7 +93,7 @@ static void clps711xuart_enable_ms(struct uart_port *port)
 static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned int status, ch, flg;
 
 	status = clps_readl(SYSFLG(port));
@@ -147,7 +147,7 @@ static irqreturn_t clps711xuart_int_rx(int irq, void *dev_id)
 static irqreturn_t clps711xuart_int_tx(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	int count;
 
 	if (port->x_char) {
diff --git a/drivers/serial/cpm_uart/cpm_uart_core.c b/drivers/serial/cpm_uart/cpm_uart_core.c
index f8df0681e160..300cea768d74 100644
--- a/drivers/serial/cpm_uart/cpm_uart_core.c
+++ b/drivers/serial/cpm_uart/cpm_uart_core.c
@@ -244,7 +244,7 @@ static void cpm_uart_int_rx(struct uart_port *port)
 	int i;
 	unsigned char ch;
 	u8 *cp;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
 	cbd_t __iomem *bdp;
 	u16 status;
@@ -649,7 +649,7 @@ static int cpm_uart_tx_pump(struct uart_port *port)
 	u8 *p;
 	int count;
 	struct uart_cpm_port *pinfo = (struct uart_cpm_port *)port;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	/* Handle xon/xoff */
 	if (port->x_char) {
diff --git a/drivers/serial/crisv10.c b/drivers/serial/crisv10.c
index 7be52fe288eb..31f172397af3 100644
--- a/drivers/serial/crisv10.c
+++ b/drivers/serial/crisv10.c
@@ -18,6 +18,7 @@ static char *serial_version = "$Revision: 1.25 $";
 #include <linux/tty.h>
 #include <linux/tty_flip.h>
 #include <linux/major.h>
+#include <linux/smp_lock.h>
 #include <linux/string.h>
 #include <linux/fcntl.h>
 #include <linux/mm.h>
diff --git a/drivers/serial/dz.c b/drivers/serial/dz.c
index 6042b87797a1..57421d776329 100644
--- a/drivers/serial/dz.c
+++ b/drivers/serial/dz.c
@@ -197,7 +197,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
 	while ((status = dz_in(dport, DZ_RBUF)) & DZ_DVAL) {
 		dport = &mux->dport[LINE(status)];
 		uport = &dport->port;
-		tty = uport->info->port.tty;	/* point to the proper dev */
+		tty = uport->state->port.tty;	/* point to the proper dev */
 
 		ch = UCHAR(status);		/* grab the char */
 		flag = TTY_NORMAL;
@@ -249,7 +249,7 @@ static inline void dz_receive_chars(struct dz_mux *mux)
 	}
 	for (i = 0; i < DZ_NB_PORT; i++)
 		if (lines_rx[i])
-			tty_flip_buffer_push(mux->dport[i].port.info->port.tty);
+			tty_flip_buffer_push(mux->dport[i].port.state->port.tty);
 }
 
 /*
@@ -268,7 +268,7 @@ static inline void dz_transmit_chars(struct dz_mux *mux)
 
 	status = dz_in(dport, DZ_CSR);
 	dport = &mux->dport[LINE(status)];
-	xmit = &dport->port.info->xmit;
+	xmit = &dport->port.state->xmit;
 
 	if (dport->port.x_char) {		/* XON/XOFF chars */
 		dz_out(dport, DZ_TDR, dport->port.x_char);
diff --git a/drivers/serial/icom.c b/drivers/serial/icom.c
index cd1b6a45bb82..0028b6f89ce6 100644
--- a/drivers/serial/icom.c
+++ b/drivers/serial/icom.c
@@ -307,7 +307,7 @@ static void stop_processor(struct icom_port *icom_port)
 	if (port < 4) {
 		temp = readl(stop_proc[port].global_control_reg);
 		temp =
-	    		(temp & ~start_proc[port].processor_id) | stop_proc[port].processor_id;
+			(temp & ~start_proc[port].processor_id) | stop_proc[port].processor_id;
 		writel(temp, stop_proc[port].global_control_reg);
 
 		/* write flush */
@@ -336,7 +336,7 @@ static void start_processor(struct icom_port *icom_port)
 	if (port < 4) {
 		temp = readl(start_proc[port].global_control_reg);
 		temp =
-	    		(temp & ~stop_proc[port].processor_id) | start_proc[port].processor_id;
+			(temp & ~stop_proc[port].processor_id) | start_proc[port].processor_id;
 		writel(temp, start_proc[port].global_control_reg);
 
 		/* write flush */
@@ -509,8 +509,8 @@ static void load_code(struct icom_port *icom_port)
 		dev_err(&icom_port->adapter->pci_dev->dev,"Port not opertional\n");
 	}
 
-      if (new_page != NULL)
-	      pci_free_consistent(dev, 4096, new_page, temp_pci);
+	if (new_page != NULL)
+		pci_free_consistent(dev, 4096, new_page, temp_pci);
 }
 
 static int startup(struct icom_port *icom_port)
@@ -617,7 +617,7 @@ static void shutdown(struct icom_port *icom_port)
 	 * disable break condition
 	 */
 	cmdReg = readb(&icom_port->dram->CmdReg);
-	if ((cmdReg | CMD_SND_BREAK) == CMD_SND_BREAK) {
+	if (cmdReg & CMD_SND_BREAK) {
 		writeb(cmdReg & ~CMD_SND_BREAK, &icom_port->dram->CmdReg);
 	}
 }
@@ -627,7 +627,7 @@ static int icom_write(struct uart_port *port)
 	unsigned long data_count;
 	unsigned char cmdReg;
 	unsigned long offset;
-	int temp_tail = port->info->xmit.tail;
+	int temp_tail = port->state->xmit.tail;
 
 	trace(ICOM_PORT, "WRITE", 0);
 
@@ -638,11 +638,11 @@ static int icom_write(struct uart_port *port)
 	}
 
 	data_count = 0;
-	while ((port->info->xmit.head != temp_tail) &&
+	while ((port->state->xmit.head != temp_tail) &&
 	       (data_count <= XMIT_BUFF_SZ)) {
 
 		ICOM_PORT->xmit_buf[data_count++] =
-		    port->info->xmit.buf[temp_tail];
+		    port->state->xmit.buf[temp_tail];
 
 		temp_tail++;
 		temp_tail &= (UART_XMIT_SIZE - 1);
@@ -694,8 +694,8 @@ static inline void check_modem_status(struct icom_port *icom_port)
 			uart_handle_cts_change(&icom_port->uart_port,
 					       delta_status & ICOM_CTS);
 
-		wake_up_interruptible(&icom_port->uart_port.info->
-				      delta_msr_wait);
+		wake_up_interruptible(&icom_port->uart_port.state->
+				      port.delta_msr_wait);
 		old_status = status;
 	}
 	spin_unlock(&icom_port->uart_port.lock);
@@ -718,10 +718,10 @@ static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port)
 		icom_port->uart_port.icount.tx += count;
 
 		for (i=0; i<count &&
-			!uart_circ_empty(&icom_port->uart_port.info->xmit); i++) {
+			!uart_circ_empty(&icom_port->uart_port.state->xmit); i++) {
 
-			icom_port->uart_port.info->xmit.tail++;
-			icom_port->uart_port.info->xmit.tail &=
+			icom_port->uart_port.state->xmit.tail++;
+			icom_port->uart_port.state->xmit.tail &=
 				(UART_XMIT_SIZE - 1);
 		}
 
@@ -735,7 +735,7 @@ static void xmit_interrupt(u16 port_int_reg, struct icom_port *icom_port)
 static void recv_interrupt(u16 port_int_reg, struct icom_port *icom_port)
 {
 	short int count, rcv_buff;
-	struct tty_struct *tty = icom_port->uart_port.info->port.tty;
+	struct tty_struct *tty = icom_port->uart_port.state->port.tty;
 	unsigned short int status;
 	struct uart_icount *icount;
 	unsigned long offset;
@@ -1493,15 +1493,15 @@ static int __devinit icom_probe(struct pci_dev *dev,
 				const struct pci_device_id *ent)
 {
 	int index;
-        unsigned int command_reg;
-        int retval;
-        struct icom_adapter *icom_adapter;
-        struct icom_port *icom_port;
+	unsigned int command_reg;
+	int retval;
+	struct icom_adapter *icom_adapter;
+	struct icom_port *icom_port;
 
-        retval = pci_enable_device(dev);
-        if (retval) {
+	retval = pci_enable_device(dev);
+	if (retval) {
 		dev_err(&dev->dev, "Device enable FAILED\n");
-                return retval;
+		return retval;
 	}
 
 	if ( (retval = pci_request_regions(dev, "icom"))) {
@@ -1510,23 +1510,23 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		 return retval;
 	 }
 
-        pci_set_master(dev);
+	pci_set_master(dev);
 
-        if ( (retval = pci_read_config_dword(dev, PCI_COMMAND, &command_reg))) {
+	if ( (retval = pci_read_config_dword(dev, PCI_COMMAND, &command_reg))) {
 		dev_err(&dev->dev, "PCI Config read FAILED\n");
-                return retval;
-        }
+		return retval;
+	}
 
 	pci_write_config_dword(dev, PCI_COMMAND,
 		command_reg | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER
  		| PCI_COMMAND_PARITY | PCI_COMMAND_SERR);
 
-        if (ent->driver_data == ADAPTER_V1) {
+	if (ent->driver_data == ADAPTER_V1) {
 		pci_write_config_dword(dev, 0x44, 0x8300830A);
-	 } else {
+	} else {
 		pci_write_config_dword(dev, 0x44, 0x42004200);
 		pci_write_config_dword(dev, 0x48, 0x42004200);
-         }
+	}
 
 
 	retval = icom_alloc_adapter(&icom_adapter);
@@ -1536,10 +1536,10 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		 goto probe_exit0;
 	}
 
-	 icom_adapter->base_addr_pci = pci_resource_start(dev, 0);
-	 icom_adapter->pci_dev = dev;
-	 icom_adapter->version = ent->driver_data;
-	 icom_adapter->subsystem_id = ent->subdevice;
+	icom_adapter->base_addr_pci = pci_resource_start(dev, 0);
+	icom_adapter->pci_dev = dev;
+	icom_adapter->version = ent->driver_data;
+	icom_adapter->subsystem_id = ent->subdevice;
 
 
 	retval = icom_init_ports(icom_adapter);
@@ -1548,7 +1548,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 		goto probe_exit1;
 	}
 
-	 icom_adapter->base_addr = pci_ioremap_bar(dev, 0);
+	icom_adapter->base_addr = pci_ioremap_bar(dev, 0);
 
 	if (!icom_adapter->base_addr)
 		goto probe_exit1;
@@ -1562,7 +1562,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 
 	retval = icom_load_ports(icom_adapter);
 
-        for (index = 0; index < icom_adapter->numb_ports; index++) {
+	for (index = 0; index < icom_adapter->numb_ports; index++) {
 		icom_port = &icom_adapter->port_info[index];
 
 		if (icom_port->status == ICOM_PORT_ACTIVE) {
@@ -1579,7 +1579,7 @@ static int __devinit icom_probe(struct pci_dev *dev,
 				icom_port->status = ICOM_PORT_OFF;
 				dev_err(&dev->dev, "Device add failed\n");
 			 } else
-			        dev_info(&dev->dev, "Device added\n");
+				dev_info(&dev->dev, "Device added\n");
 		}
 	}
 
@@ -1595,9 +1595,7 @@ probe_exit0:
 	pci_release_regions(dev);
 	pci_disable_device(dev);
 
-        return retval;
-
-
+	return retval;
 }
 
 static void __devexit icom_remove(struct pci_dev *dev)
diff --git a/drivers/serial/imx.c b/drivers/serial/imx.c
index 7485afd0df4c..18130f11238e 100644
--- a/drivers/serial/imx.c
+++ b/drivers/serial/imx.c
@@ -224,7 +224,7 @@ static void imx_mctrl_check(struct imx_port *sport)
 	if (changed & TIOCM_CTS)
 		uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-	wake_up_interruptible(&sport->port.info->delta_msr_wait);
+	wake_up_interruptible(&sport->port.state->port.delta_msr_wait);
 }
 
 /*
@@ -236,7 +236,7 @@ static void imx_timeout(unsigned long data)
 	struct imx_port *sport = (struct imx_port *)data;
 	unsigned long flags;
 
-	if (sport->port.info) {
+	if (sport->port.state) {
 		spin_lock_irqsave(&sport->port.lock, flags);
 		imx_mctrl_check(sport);
 		spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -323,7 +323,7 @@ static void imx_enable_ms(struct uart_port *port)
 
 static inline void imx_transmit_buffer(struct imx_port *sport)
 {
-	struct circ_buf *xmit = &sport->port.info->xmit;
+	struct circ_buf *xmit = &sport->port.state->xmit;
 
 	while (!(readl(sport->port.membase + UTS) & UTS_TXFULL)) {
 		/* send xmit->buf[xmit->tail]
@@ -388,7 +388,7 @@ static irqreturn_t imx_rtsint(int irq, void *dev_id)
 
 	writel(USR1_RTSD, sport->port.membase + USR1);
 	uart_handle_cts_change(&sport->port, !!val);
-	wake_up_interruptible(&sport->port.info->delta_msr_wait);
+	wake_up_interruptible(&sport->port.state->port.delta_msr_wait);
 
 	spin_unlock_irqrestore(&sport->port.lock, flags);
 	return IRQ_HANDLED;
@@ -397,7 +397,7 @@ static irqreturn_t imx_rtsint(int irq, void *dev_id)
 static irqreturn_t imx_txint(int irq, void *dev_id)
 {
 	struct imx_port *sport = dev_id;
-	struct circ_buf *xmit = &sport->port.info->xmit;
+	struct circ_buf *xmit = &sport->port.state->xmit;
 	unsigned long flags;
 
 	spin_lock_irqsave(&sport->port.lock,flags);
@@ -427,7 +427,7 @@ static irqreturn_t imx_rxint(int irq, void *dev_id)
 {
 	struct imx_port *sport = dev_id;
 	unsigned int rx,flg,ignored = 0;
-	struct tty_struct *tty = sport->port.info->port.tty;
+	struct tty_struct *tty = sport->port.state->port.tty;
 	unsigned long flags, temp;
 
 	spin_lock_irqsave(&sport->port.lock,flags);
@@ -900,11 +900,11 @@ imx_set_termios(struct uart_port *port, struct ktermios *termios,
 	rational_best_approximation(16 * div * baud, sport->port.uartclk,
 		1 << 16, 1 << 16, &num, &denom);
 
-	if (port->info && port->info->port.tty) {
+	if (port->state && port->state->port.tty) {
 		tdiv64 = sport->port.uartclk;
 		tdiv64 *= num;
 		do_div(tdiv64, denom * 16 * div);
-		tty_encode_baud_rate(sport->port.info->port.tty,
+		tty_encode_baud_rate(sport->port.state->port.tty,
 				(speed_t)tdiv64, (speed_t)tdiv64);
 	}
 
diff --git a/drivers/serial/ioc3_serial.c b/drivers/serial/ioc3_serial.c
index ae3699d77dd0..d8983dd5c4b2 100644
--- a/drivers/serial/ioc3_serial.c
+++ b/drivers/serial/ioc3_serial.c
@@ -897,25 +897,25 @@ static void transmit_chars(struct uart_port *the_port)
 	char *start;
 	struct tty_struct *tty;
 	struct ioc3_port *port = get_ioc3_port(the_port);
-	struct uart_info *info;
+	struct uart_state *state;
 
 	if (!the_port)
 		return;
 	if (!port)
 		return;
 
-	info = the_port->info;
-	tty = info->port.tty;
+	state = the_port->state;
+	tty = state->port.tty;
 
-	if (uart_circ_empty(&info->xmit) || uart_tx_stopped(the_port)) {
+	if (uart_circ_empty(&state->xmit) || uart_tx_stopped(the_port)) {
 		/* Nothing to do or hw stopped */
 		set_notification(port, N_ALL_OUTPUT, 0);
 		return;
 	}
 
-	head = info->xmit.head;
-	tail = info->xmit.tail;
-	start = (char *)&info->xmit.buf[tail];
+	head = state->xmit.head;
+	tail = state->xmit.tail;
+	start = (char *)&state->xmit.buf[tail];
 
 	/* write out all the data or until the end of the buffer */
 	xmit_count = (head < tail) ? (UART_XMIT_SIZE - tail) : (head - tail);
@@ -928,14 +928,14 @@ static void transmit_chars(struct uart_port *the_port)
 			/* advance the pointers */
 			tail += result;
 			tail &= UART_XMIT_SIZE - 1;
-			info->xmit.tail = tail;
-			start = (char *)&info->xmit.buf[tail];
+			state->xmit.tail = tail;
+			start = (char *)&state->xmit.buf[tail];
 		}
 	}
-	if (uart_circ_chars_pending(&info->xmit) < WAKEUP_CHARS)
+	if (uart_circ_chars_pending(&state->xmit) < WAKEUP_CHARS)
 		uart_write_wakeup(the_port);
 
-	if (uart_circ_empty(&info->xmit)) {
+	if (uart_circ_empty(&state->xmit)) {
 		set_notification(port, N_OUTPUT_LOWAT, 0);
 	} else {
 		set_notification(port, N_OUTPUT_LOWAT, 1);
@@ -956,7 +956,7 @@ ioc3_change_speed(struct uart_port *the_port,
 	unsigned int cflag;
 	int baud;
 	int new_parity = 0, new_parity_enable = 0, new_stop = 0, new_data = 8;
-	struct uart_info *info = the_port->info;
+	struct uart_state *state = the_port->state;
 
 	cflag = new_termios->c_cflag;
 
@@ -997,14 +997,14 @@ ioc3_change_speed(struct uart_port *the_port,
 
 	the_port->ignore_status_mask = N_ALL_INPUT;
 
-	info->port.tty->low_latency = 1;
+	state->port.tty->low_latency = 1;
 
-	if (I_IGNPAR(info->port.tty))
+	if (I_IGNPAR(state->port.tty))
 		the_port->ignore_status_mask &= ~(N_PARITY_ERROR
 						  | N_FRAMING_ERROR);
-	if (I_IGNBRK(info->port.tty)) {
+	if (I_IGNBRK(state->port.tty)) {
 		the_port->ignore_status_mask &= ~N_BREAK;
-		if (I_IGNPAR(info->port.tty))
+		if (I_IGNPAR(state->port.tty))
 			the_port->ignore_status_mask &= ~N_OVERRUN_ERROR;
 	}
 	if (!(cflag & CREAD)) {
@@ -1286,8 +1286,8 @@ static inline int do_read(struct uart_port *the_port, char *buf, int len)
 						uart_handle_dcd_change
 							(port->ip_port, 0);
 						wake_up_interruptible
-						    (&the_port->info->
-						     delta_msr_wait);
+						    (&the_port->state->
+						     port.delta_msr_wait);
 					}
 
 					/* If we had any data to return, we
@@ -1392,21 +1392,21 @@ static int receive_chars(struct uart_port *the_port)
 	struct tty_struct *tty;
 	unsigned char ch[MAX_CHARS];
 	int read_count = 0, read_room, flip = 0;
-	struct uart_info *info = the_port->info;
+	struct uart_state *state = the_port->state;
 	struct ioc3_port *port = get_ioc3_port(the_port);
 	unsigned long pflags;
 
 	/* Make sure all the pointers are "good" ones */
-	if (!info)
+	if (!state)
 		return 0;
-	if (!info->port.tty)
+	if (!state->port.tty)
 		return 0;
 
 	if (!(port->ip_flags & INPUT_ENABLE))
 		return 0;
 
 	spin_lock_irqsave(&the_port->lock, pflags);
-	tty = info->port.tty;
+	tty = state->port.tty;
 
 	read_count = do_read(the_port, ch, MAX_CHARS);
 	if (read_count > 0) {
@@ -1491,7 +1491,7 @@ ioc3uart_intr_one(struct ioc3_submodule *is,
 				uart_handle_dcd_change(the_port,
 						shadow & SHADOW_DCD);
 				wake_up_interruptible
-				    (&the_port->info->delta_msr_wait);
+				    (&the_port->state->port.delta_msr_wait);
 			} else if ((port->ip_notify & N_DDCD)
 				   && !(shadow & SHADOW_DCD)) {
 				/* Flag delta DCD/no DCD */
@@ -1511,7 +1511,7 @@ ioc3uart_intr_one(struct ioc3_submodule *is,
 				uart_handle_cts_change(the_port, shadow
 						& SHADOW_CTS);
 				wake_up_interruptible
-				    (&the_port->info->delta_msr_wait);
+				    (&the_port->state->port.delta_msr_wait);
 			}
 		}
 
@@ -1721,14 +1721,14 @@ static void ic3_shutdown(struct uart_port *the_port)
 {
 	unsigned long port_flags;
 	struct ioc3_port *port;
-	struct uart_info *info;
+	struct uart_state *state;
 
 	port = get_ioc3_port(the_port);
 	if (!port)
 		return;
 
-	info = the_port->info;
-	wake_up_interruptible(&info->delta_msr_wait);
+	state = the_port->state;
+	wake_up_interruptible(&state->port.delta_msr_wait);
 
 	spin_lock_irqsave(&the_port->lock, port_flags);
 	set_notification(port, N_ALL, 0);
diff --git a/drivers/serial/ioc4_serial.c b/drivers/serial/ioc4_serial.c
index e5c58fe7e745..2e02c3026d24 100644
--- a/drivers/serial/ioc4_serial.c
+++ b/drivers/serial/ioc4_serial.c
@@ -1627,25 +1627,25 @@ static void transmit_chars(struct uart_port *the_port)
 	char *start;
 	struct tty_struct *tty;
 	struct ioc4_port *port = get_ioc4_port(the_port, 0);
-	struct uart_info *info;
+	struct uart_state *state;
 
 	if (!the_port)
 		return;
 	if (!port)
 		return;
 
-	info = the_port->info;
-	tty = info->port.tty;
+	state = the_port->state;
+	tty = state->port.tty;
 
-	if (uart_circ_empty(&info->xmit) || uart_tx_stopped(the_port)) {
+	if (uart_circ_empty(&state->xmit) || uart_tx_stopped(the_port)) {
 		/* Nothing to do or hw stopped */
 		set_notification(port, N_ALL_OUTPUT, 0);
 		return;
 	}
 
-	head = info->xmit.head;
-	tail = info->xmit.tail;
-	start = (char *)&info->xmit.buf[tail];
+	head = state->xmit.head;
+	tail = state->xmit.tail;
+	start = (char *)&state->xmit.buf[tail];
 
 	/* write out all the data or until the end of the buffer */
 	xmit_count = (head < tail) ? (UART_XMIT_SIZE - tail) : (head - tail);
@@ -1658,14 +1658,14 @@ static void transmit_chars(struct uart_port *the_port)
 			/* advance the pointers */
 			tail += result;
 			tail &= UART_XMIT_SIZE - 1;
-			info->xmit.tail = tail;
-			start = (char *)&info->xmit.buf[tail];
+			state->xmit.tail = tail;
+			start = (char *)&state->xmit.buf[tail];
 		}
 	}
-	if (uart_circ_chars_pending(&info->xmit) < WAKEUP_CHARS)
+	if (uart_circ_chars_pending(&state->xmit) < WAKEUP_CHARS)
 		uart_write_wakeup(the_port);
 
-	if (uart_circ_empty(&info->xmit)) {
+	if (uart_circ_empty(&state->xmit)) {
 		set_notification(port, N_OUTPUT_LOWAT, 0);
 	} else {
 		set_notification(port, N_OUTPUT_LOWAT, 1);
@@ -1686,7 +1686,7 @@ ioc4_change_speed(struct uart_port *the_port,
 	int baud, bits;
 	unsigned cflag;
 	int new_parity = 0, new_parity_enable = 0, new_stop = 0, new_data = 8;
-	struct uart_info *info = the_port->info;
+	struct uart_state *state = the_port->state;
 
 	cflag = new_termios->c_cflag;
 
@@ -1738,14 +1738,14 @@ ioc4_change_speed(struct uart_port *the_port,
 
 	the_port->ignore_status_mask = N_ALL_INPUT;
 
-	info->port.tty->low_latency = 1;
+	state->port.tty->low_latency = 1;
 
-	if (I_IGNPAR(info->port.tty))
+	if (I_IGNPAR(state->port.tty))
 		the_port->ignore_status_mask &= ~(N_PARITY_ERROR
 						| N_FRAMING_ERROR);
-	if (I_IGNBRK(info->port.tty)) {
+	if (I_IGNBRK(state->port.tty)) {
 		the_port->ignore_status_mask &= ~N_BREAK;
-		if (I_IGNPAR(info->port.tty))
+		if (I_IGNPAR(state->port.tty))
 			the_port->ignore_status_mask &= ~N_OVERRUN_ERROR;
 	}
 	if (!(cflag & CREAD)) {
@@ -1784,7 +1784,7 @@ ioc4_change_speed(struct uart_port *the_port,
 static inline int ic4_startup_local(struct uart_port *the_port)
 {
 	struct ioc4_port *port;
-	struct uart_info *info;
+	struct uart_state *state;
 
 	if (!the_port)
 		return -1;
@@ -1793,7 +1793,7 @@ static inline int ic4_startup_local(struct uart_port *the_port)
 	if (!port)
 		return -1;
 
-	info = the_port->info;
+	state = the_port->state;
 
 	local_open(port);
 
@@ -1801,7 +1801,7 @@ static inline int ic4_startup_local(struct uart_port *the_port)
 	ioc4_set_proto(port, the_port->mapbase);
 
 	/* set the speed of the serial port */
-	ioc4_change_speed(the_port, info->port.tty->termios,
+	ioc4_change_speed(the_port, state->port.tty->termios,
 			  (struct ktermios *)0);
 
 	return 0;
@@ -1882,7 +1882,7 @@ static void handle_intr(void *arg, uint32_t sio_ir)
 				the_port = port->ip_port;
 				the_port->icount.dcd = 1;
 				wake_up_interruptible
-					    (&the_port-> info->delta_msr_wait);
+					    (&the_port->state->port.delta_msr_wait);
 			} else if ((port->ip_notify & N_DDCD)
 					&& !(shadow & IOC4_SHADOW_DCD)) {
 				/* Flag delta DCD/no DCD */
@@ -1904,7 +1904,7 @@ static void handle_intr(void *arg, uint32_t sio_ir)
 				the_port->icount.cts =
 					(shadow & IOC4_SHADOW_CTS) ? 1 : 0;
 				wake_up_interruptible
-					(&the_port->info->delta_msr_wait);
+					(&the_port->state->port.delta_msr_wait);
 			}
 		}
 
@@ -2236,8 +2236,8 @@ static inline int do_read(struct uart_port *the_port, unsigned char *buf,
 						   && port->ip_port) {
 						the_port->icount.dcd = 0;
 						wake_up_interruptible
-						    (&the_port->info->
-							delta_msr_wait);
+						    (&the_port->state->
+							port.delta_msr_wait);
 					}
 
 					/* If we had any data to return, we
@@ -2341,17 +2341,17 @@ static void receive_chars(struct uart_port *the_port)
 	unsigned char ch[IOC4_MAX_CHARS];
 	int read_count, request_count = IOC4_MAX_CHARS;
 	struct uart_icount *icount;
-	struct uart_info *info = the_port->info;
+	struct uart_state *state = the_port->state;
 	unsigned long pflags;
 
 	/* Make sure all the pointers are "good" ones */
-	if (!info)
+	if (!state)
 		return;
-	if (!info->port.tty)
+	if (!state->port.tty)
 		return;
 
 	spin_lock_irqsave(&the_port->lock, pflags);
-	tty = info->port.tty;
+	tty = state->port.tty;
 
 	request_count = tty_buffer_request_room(tty, IOC4_MAX_CHARS);
 
@@ -2430,19 +2430,19 @@ static void ic4_shutdown(struct uart_port *the_port)
 {
 	unsigned long port_flags;
 	struct ioc4_port *port;
-	struct uart_info *info;
+	struct uart_state *state;
 
 	port = get_ioc4_port(the_port, 0);
 	if (!port)
 		return;
 
-	info = the_port->info;
+	state = the_port->state;
 	port->ip_port = NULL;
 
-	wake_up_interruptible(&info->delta_msr_wait);
+	wake_up_interruptible(&state->port.delta_msr_wait);
 
-	if (info->port.tty)
-		set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+	if (state->port.tty)
+		set_bit(TTY_IO_ERROR, &state->port.tty->flags);
 
 	spin_lock_irqsave(&the_port->lock, port_flags);
 	set_notification(port, N_ALL, 0);
@@ -2538,7 +2538,7 @@ static int ic4_startup(struct uart_port *the_port)
 	int retval;
 	struct ioc4_port *port;
 	struct ioc4_control *control;
-	struct uart_info *info;
+	struct uart_state *state;
 	unsigned long port_flags;
 
 	if (!the_port)
@@ -2546,7 +2546,7 @@ static int ic4_startup(struct uart_port *the_port)
 	port = get_ioc4_port(the_port, 1);
 	if (!port)
 		return -ENODEV;
-	info = the_port->info;
+	state = the_port->state;
 
 	control = port->ip_control;
 	if (!control) {
diff --git a/drivers/serial/ip22zilog.c b/drivers/serial/ip22zilog.c
index 0d9acbd0bb70..ebff4a1d4bcc 100644
--- a/drivers/serial/ip22zilog.c
+++ b/drivers/serial/ip22zilog.c
@@ -256,9 +256,9 @@ static struct tty_struct *ip22zilog_receive_chars(struct uart_ip22zilog_port *up
 	unsigned int r1;
 
 	tty = NULL;
-	if (up->port.info != NULL &&
-	    up->port.info->port.tty != NULL)
-		tty = up->port.info->port.tty;
+	if (up->port.state != NULL &&
+	    up->port.state->port.tty != NULL)
+		tty = up->port.state->port.tty;
 
 	for (;;) {
 		ch = readb(&channel->control);
@@ -354,7 +354,7 @@ static void ip22zilog_status_handle(struct uart_ip22zilog_port *up,
 			uart_handle_cts_change(&up->port,
 					       (status & CTS));
 
-		wake_up_interruptible(&up->port.info->delta_msr_wait);
+		wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 	}
 
 	up->prev_status = status;
@@ -404,9 +404,9 @@ static void ip22zilog_transmit_chars(struct uart_ip22zilog_port *up,
 		return;
 	}
 
-	if (up->port.info == NULL)
+	if (up->port.state == NULL)
 		goto ack_tx_int;
-	xmit = &up->port.info->xmit;
+	xmit = &up->port.state->xmit;
 	if (uart_circ_empty(xmit))
 		goto ack_tx_int;
 	if (uart_tx_stopped(&up->port))
@@ -607,7 +607,7 @@ static void ip22zilog_start_tx(struct uart_port *port)
 		port->icount.tx++;
 		port->x_char = 0;
 	} else {
-		struct circ_buf *xmit = &port->info->xmit;
+		struct circ_buf *xmit = &port->state->xmit;
 
 		writeb(xmit->buf[xmit->tail], &channel->data);
 		ZSDELAY();
diff --git a/drivers/serial/jsm/jsm_neo.c b/drivers/serial/jsm/jsm_neo.c
index 9dadaa11d266..b4b124e4828f 100644
--- a/drivers/serial/jsm/jsm_neo.c
+++ b/drivers/serial/jsm/jsm_neo.c
@@ -989,7 +989,7 @@ static void neo_param(struct jsm_channel *ch)
 			{     50, B50     },
 		};
 
-		cflag = C_BAUD(ch->uart_port.info->port.tty);
+		cflag = C_BAUD(ch->uart_port.state->port.tty);
 		baud = 9600;
 		for (i = 0; i < ARRAY_SIZE(baud_rates); i++) {
 			if (baud_rates[i].cflag == cflag) {
diff --git a/drivers/serial/jsm/jsm_tty.c b/drivers/serial/jsm/jsm_tty.c
index 00f4577d2f7f..7439c0373620 100644
--- a/drivers/serial/jsm/jsm_tty.c
+++ b/drivers/serial/jsm/jsm_tty.c
@@ -147,7 +147,7 @@ static void jsm_tty_send_xchar(struct uart_port *port, char ch)
 	struct ktermios *termios;
 
 	spin_lock_irqsave(&port->lock, lock_flags);
-	termios = port->info->port.tty->termios;
+	termios = port->state->port.tty->termios;
 	if (ch == termios->c_cc[VSTART])
 		channel->ch_bd->bd_ops->send_start_character(channel);
 
@@ -245,7 +245,7 @@ static int jsm_tty_open(struct uart_port *port)
 	channel->ch_cached_lsr = 0;
 	channel->ch_stops_sent = 0;
 
-	termios = port->info->port.tty->termios;
+	termios = port->state->port.tty->termios;
 	channel->ch_c_cflag	= termios->c_cflag;
 	channel->ch_c_iflag	= termios->c_iflag;
 	channel->ch_c_oflag	= termios->c_oflag;
@@ -278,7 +278,7 @@ static void jsm_tty_close(struct uart_port *port)
 	jsm_printk(CLOSE, INFO, &channel->ch_bd->pci_dev, "start\n");
 
 	bd = channel->ch_bd;
-	ts = port->info->port.tty->termios;
+	ts = port->state->port.tty->termios;
 
 	channel->ch_flags &= ~(CH_STOPI);
 
@@ -530,7 +530,7 @@ void jsm_input(struct jsm_channel *ch)
 	if (!ch)
 		return;
 
-	tp = ch->uart_port.info->port.tty;
+	tp = ch->uart_port.state->port.tty;
 
 	bd = ch->ch_bd;
 	if(!bd)
@@ -849,7 +849,7 @@ int jsm_tty_write(struct uart_port *port)
 	u16 tail;
 	u16 tmask;
 	u32 remain;
-	int temp_tail = port->info->xmit.tail;
+	int temp_tail = port->state->xmit.tail;
 	struct jsm_channel *channel = (struct jsm_channel *)port;
 
 	tmask = WQUEUEMASK;
@@ -865,10 +865,10 @@ int jsm_tty_write(struct uart_port *port)
 	data_count = 0;
 	if (bufcount >= remain) {
 		bufcount -= remain;
-		while ((port->info->xmit.head != temp_tail) &&
+		while ((port->state->xmit.head != temp_tail) &&
 		(data_count < remain)) {
 			channel->ch_wqueue[head++] =
-			port->info->xmit.buf[temp_tail];
+			port->state->xmit.buf[temp_tail];
 
 			temp_tail++;
 			temp_tail &= (UART_XMIT_SIZE - 1);
@@ -880,10 +880,10 @@ int jsm_tty_write(struct uart_port *port)
 	data_count1 = 0;
 	if (bufcount > 0) {
 		remain = bufcount;
-		while ((port->info->xmit.head != temp_tail) &&
+		while ((port->state->xmit.head != temp_tail) &&
 			(data_count1 < remain)) {
 			channel->ch_wqueue[head++] =
-				port->info->xmit.buf[temp_tail];
+				port->state->xmit.buf[temp_tail];
 
 			temp_tail++;
 			temp_tail &= (UART_XMIT_SIZE - 1);
@@ -892,7 +892,7 @@ int jsm_tty_write(struct uart_port *port)
 		}
 	}
 
-	port->info->xmit.tail = temp_tail;
+	port->state->xmit.tail = temp_tail;
 
 	data_count += data_count1;
 	if (data_count) {
diff --git a/drivers/serial/m32r_sio.c b/drivers/serial/m32r_sio.c
index 611c97a15654..bea5c215460c 100644
--- a/drivers/serial/m32r_sio.c
+++ b/drivers/serial/m32r_sio.c
@@ -286,7 +286,7 @@ static void m32r_sio_start_tx(struct uart_port *port)
 {
 #ifdef CONFIG_SERIAL_M32R_PLDSIO
 	struct uart_sio_port *up = (struct uart_sio_port *)port;
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 
 	if (!(up->ier & UART_IER_THRI)) {
 		up->ier |= UART_IER_THRI;
@@ -325,7 +325,7 @@ static void m32r_sio_enable_ms(struct uart_port *port)
 
 static void receive_chars(struct uart_sio_port *up, int *status)
 {
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned char ch;
 	unsigned char flag;
 	int max_count = 256;
@@ -398,7 +398,7 @@ static void receive_chars(struct uart_sio_port *up, int *status)
 
 static void transmit_chars(struct uart_sio_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int count;
 
 	if (up->port.x_char) {
diff --git a/drivers/serial/max3100.c b/drivers/serial/max3100.c
index 9fd33e5622bd..3c30c56aa2e1 100644
--- a/drivers/serial/max3100.c
+++ b/drivers/serial/max3100.c
@@ -184,7 +184,7 @@ static void max3100_timeout(unsigned long data)
 {
 	struct max3100_port *s = (struct max3100_port *)data;
 
-	if (s->port.info) {
+	if (s->port.state) {
 		max3100_dowork(s);
 		mod_timer(&s->timer, jiffies + s->poll_time);
 	}
@@ -261,7 +261,7 @@ static void max3100_work(struct work_struct *w)
 	int rxchars;
 	u16 tx, rx;
 	int conf, cconf, rts, crts;
-	struct circ_buf *xmit = &s->port.info->xmit;
+	struct circ_buf *xmit = &s->port.state->xmit;
 
 	dev_dbg(&s->spi->dev, "%s\n", __func__);
 
@@ -307,8 +307,8 @@ static void max3100_work(struct work_struct *w)
 			}
 		}
 
-		if (rxchars > 16 && s->port.info->port.tty != NULL) {
-			tty_flip_buffer_push(s->port.info->port.tty);
+		if (rxchars > 16 && s->port.state->port.tty != NULL) {
+			tty_flip_buffer_push(s->port.state->port.tty);
 			rxchars = 0;
 		}
 		if (uart_circ_chars_pending(xmit) < WAKEUP_CHARS)
@@ -320,8 +320,8 @@ static void max3100_work(struct work_struct *w)
 		  (!uart_circ_empty(xmit) &&
 		   !uart_tx_stopped(&s->port))));
 
-	if (rxchars > 0 && s->port.info->port.tty != NULL)
-		tty_flip_buffer_push(s->port.info->port.tty);
+	if (rxchars > 0 && s->port.state->port.tty != NULL)
+		tty_flip_buffer_push(s->port.state->port.tty);
 }
 
 static irqreturn_t max3100_irq(int irqno, void *dev_id)
@@ -429,7 +429,7 @@ max3100_set_termios(struct uart_port *port, struct ktermios *termios,
 	int baud = 0;
 	unsigned cflag;
 	u32 param_new, param_mask, parity = 0;
-	struct tty_struct *tty = s->port.info->port.tty;
+	struct tty_struct *tty = s->port.state->port.tty;
 
 	dev_dbg(&s->spi->dev, "%s\n", __func__);
 	if (!tty)
@@ -529,7 +529,7 @@ max3100_set_termios(struct uart_port *port, struct ktermios *termios,
 			MAX3100_STATUS_OE;
 
 	/* we are sending char from a workqueue so enable */
-	s->port.info->port.tty->low_latency = 1;
+	s->port.state->port.tty->low_latency = 1;
 
 	if (s->poll_time > 0)
 		del_timer_sync(&s->timer);
@@ -925,3 +925,4 @@ module_exit(max3100_exit);
 MODULE_DESCRIPTION("MAX3100 driver");
 MODULE_AUTHOR("Christian Pellegrin <chripell@evolware.org>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:max3100");
diff --git a/drivers/serial/mcf.c b/drivers/serial/mcf.c
index 0eefb07bebaf..b44382442bf1 100644
--- a/drivers/serial/mcf.c
+++ b/drivers/serial/mcf.c
@@ -323,7 +323,7 @@ static void mcf_rx_chars(struct mcf_uart *pp)
 		uart_insert_char(port, status, MCFUART_USR_RXOVERRUN, ch, flag);
 	}
 
-	tty_flip_buffer_push(port->info->port.tty);
+	tty_flip_buffer_push(port->state->port.tty);
 }
 
 /****************************************************************************/
@@ -331,7 +331,7 @@ static void mcf_rx_chars(struct mcf_uart *pp)
 static void mcf_tx_chars(struct mcf_uart *pp)
 {
 	struct uart_port *port = &pp->port;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if (port->x_char) {
 		/* Send special char - probably flow control */
diff --git a/drivers/serial/mpc52xx_uart.c b/drivers/serial/mpc52xx_uart.c
index abbd146c50d9..7ce9e9f567a3 100644
--- a/drivers/serial/mpc52xx_uart.c
+++ b/drivers/serial/mpc52xx_uart.c
@@ -705,7 +705,7 @@ mpc52xx_uart_verify_port(struct uart_port *port, struct serial_struct *ser)
 		return -EINVAL;
 
 	if ((ser->irq != port->irq) ||
-	    (ser->io_type != SERIAL_IO_MEM) ||
+	    (ser->io_type != UPIO_MEM) ||
 	    (ser->baud_base != port->uartclk)  ||
 	    (ser->iomem_base != (void *)port->mapbase) ||
 	    (ser->hub6 != 0))
@@ -745,7 +745,7 @@ static struct uart_ops mpc52xx_uart_ops = {
 static inline int
 mpc52xx_uart_int_rx_chars(struct uart_port *port)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned char ch, flag;
 	unsigned short status;
 
@@ -812,7 +812,7 @@ mpc52xx_uart_int_rx_chars(struct uart_port *port)
 static inline int
 mpc52xx_uart_int_tx_chars(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	/* Process out of band chars */
 	if (port->x_char) {
diff --git a/drivers/serial/mpsc.c b/drivers/serial/mpsc.c
index 61d3ade5286c..b5496c28e60b 100644
--- a/drivers/serial/mpsc.c
+++ b/drivers/serial/mpsc.c
@@ -936,7 +936,7 @@ static int serial_polled;
 static int mpsc_rx_intr(struct mpsc_port_info *pi)
 {
 	struct mpsc_rx_desc *rxre;
-	struct tty_struct *tty = pi->port.info->port.tty;
+	struct tty_struct *tty = pi->port.state->port.tty;
 	u32	cmdstat, bytes_in, i;
 	int	rc = 0;
 	u8	*bp;
@@ -1109,7 +1109,7 @@ static void mpsc_setup_tx_desc(struct mpsc_port_info *pi, u32 count, u32 intr)
 
 static void mpsc_copy_tx_data(struct mpsc_port_info *pi)
 {
-	struct circ_buf *xmit = &pi->port.info->xmit;
+	struct circ_buf *xmit = &pi->port.state->xmit;
 	u8 *bp;
 	u32 i;
 
diff --git a/drivers/serial/msm_serial.c b/drivers/serial/msm_serial.c
index f7c24baa1416..b05c5aa02cb4 100644
--- a/drivers/serial/msm_serial.c
+++ b/drivers/serial/msm_serial.c
@@ -88,7 +88,7 @@ static void msm_enable_ms(struct uart_port *port)
 
 static void handle_rx(struct uart_port *port)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned int sr;
 
 	/*
@@ -136,7 +136,7 @@ static void handle_rx(struct uart_port *port)
 
 static void handle_tx(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	struct msm_port *msm_port = UART_TO_MSM(port);
 	int sent_tx;
 
@@ -169,7 +169,7 @@ static void handle_delta_cts(struct uart_port *port)
 {
 	msm_write(port, UART_CR_CMD_RESET_CTS, UART_CR);
 	port->icount.cts++;
-	wake_up_interruptible(&port->info->delta_msr_wait);
+	wake_up_interruptible(&port->state->port.delta_msr_wait);
 }
 
 static irqreturn_t msm_irq(int irq, void *dev_id)
diff --git a/drivers/serial/mux.c b/drivers/serial/mux.c
index 953a5ffa9b44..7571aaa138b0 100644
--- a/drivers/serial/mux.c
+++ b/drivers/serial/mux.c
@@ -199,7 +199,7 @@ static void mux_break_ctl(struct uart_port *port, int break_state)
 static void mux_write(struct uart_port *port)
 {
 	int count;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if(port->x_char) {
 		UART_PUT_CHAR(port, port->x_char);
@@ -243,7 +243,7 @@ static void mux_write(struct uart_port *port)
 static void mux_read(struct uart_port *port)
 {
 	int data;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	__u32 start_count = port->icount.rx;
 
 	while(1) {
diff --git a/drivers/serial/netx-serial.c b/drivers/serial/netx-serial.c
index 3e5dda8518b7..7735c9f35fa0 100644
--- a/drivers/serial/netx-serial.c
+++ b/drivers/serial/netx-serial.c
@@ -140,7 +140,7 @@ static void netx_enable_ms(struct uart_port *port)
 
 static inline void netx_transmit_buffer(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if (port->x_char) {
 		writel(port->x_char, port->membase + UART_DR);
@@ -185,7 +185,7 @@ static unsigned int netx_tx_empty(struct uart_port *port)
 
 static void netx_txint(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
 		netx_stop_tx(port);
@@ -201,7 +201,7 @@ static void netx_txint(struct uart_port *port)
 static void netx_rxint(struct uart_port *port)
 {
 	unsigned char rx, flg, status;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 
 	while (!(readl(port->membase + UART_FR) & FR_RXFE)) {
 		rx = readl(port->membase + UART_DR);
diff --git a/drivers/serial/nwpserial.c b/drivers/serial/nwpserial.c
index 9e150b19d726..e1ab8ec0a4a6 100644
--- a/drivers/serial/nwpserial.c
+++ b/drivers/serial/nwpserial.c
@@ -126,7 +126,7 @@ static void nwpserial_config_port(struct uart_port *port, int flags)
 static irqreturn_t nwpserial_interrupt(int irq, void *dev_id)
 {
 	struct nwpserial_port *up = dev_id;
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	irqreturn_t ret;
 	unsigned int iir;
 	unsigned char ch;
@@ -261,7 +261,7 @@ static void nwpserial_start_tx(struct uart_port *port)
 	struct nwpserial_port *up;
 	struct circ_buf *xmit;
 	up = container_of(port, struct nwpserial_port, port);
-	xmit  = &up->port.info->xmit;
+	xmit  = &up->port.state->xmit;
 
 	if (port->x_char) {
 		nwpserial_putchar(up, up->port.x_char);
diff --git a/drivers/serial/pmac_zilog.c b/drivers/serial/pmac_zilog.c
index 9c1243fbd512..0700cd10b97c 100644
--- a/drivers/serial/pmac_zilog.c
+++ b/drivers/serial/pmac_zilog.c
@@ -242,12 +242,12 @@ static struct tty_struct *pmz_receive_chars(struct uart_pmac_port *uap)
 	}
 
 	/* Sanity check, make sure the old bug is no longer happening */
-	if (uap->port.info == NULL || uap->port.info->port.tty == NULL) {
+	if (uap->port.state == NULL || uap->port.state->port.tty == NULL) {
 		WARN_ON(1);
 		(void)read_zsdata(uap);
 		return NULL;
 	}
-	tty = uap->port.info->port.tty;
+	tty = uap->port.state->port.tty;
 
 	while (1) {
 		error = 0;
@@ -369,7 +369,7 @@ static void pmz_status_handle(struct uart_pmac_port *uap)
 			uart_handle_cts_change(&uap->port,
 					       !(status & CTS));
 
-		wake_up_interruptible(&uap->port.info->delta_msr_wait);
+		wake_up_interruptible(&uap->port.state->port.delta_msr_wait);
 	}
 
 	if (status & BRK_ABRT)
@@ -420,9 +420,9 @@ static void pmz_transmit_chars(struct uart_pmac_port *uap)
 		return;
 	}
 
-	if (uap->port.info == NULL)
+	if (uap->port.state == NULL)
 		goto ack_tx_int;
-	xmit = &uap->port.info->xmit;
+	xmit = &uap->port.state->xmit;
 	if (uart_circ_empty(xmit)) {
 		uart_write_wakeup(&uap->port);
 		goto ack_tx_int;
@@ -655,7 +655,7 @@ static void pmz_start_tx(struct uart_port *port)
 		port->icount.tx++;
 		port->x_char = 0;
 	} else {
-		struct circ_buf *xmit = &port->info->xmit;
+		struct circ_buf *xmit = &port->state->xmit;
 
 		write_zsdata(uap, xmit->buf[xmit->tail]);
 		zssync(uap);
@@ -1645,7 +1645,7 @@ static int pmz_suspend(struct macio_dev *mdev, pm_message_t pm_state)
 	state = pmz_uart_reg.state + uap->port.line;
 
 	mutex_lock(&pmz_irq_mutex);
-	mutex_lock(&state->mutex);
+	mutex_lock(&state->port.mutex);
 
 	spin_lock_irqsave(&uap->port.lock, flags);
 
@@ -1676,7 +1676,7 @@ static int pmz_suspend(struct macio_dev *mdev, pm_message_t pm_state)
 	/* Shut the chip down */
 	pmz_set_scc_power(uap, 0);
 
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&state->port.mutex);
 	mutex_unlock(&pmz_irq_mutex);
 
 	pmz_debug("suspend, switching complete\n");
@@ -1705,7 +1705,7 @@ static int pmz_resume(struct macio_dev *mdev)
 	state = pmz_uart_reg.state + uap->port.line;
 
 	mutex_lock(&pmz_irq_mutex);
-	mutex_lock(&state->mutex);
+	mutex_lock(&state->port.mutex);
 
 	spin_lock_irqsave(&uap->port.lock, flags);
 	if (!ZS_IS_OPEN(uap) && !ZS_IS_CONS(uap)) {
@@ -1737,7 +1737,7 @@ static int pmz_resume(struct macio_dev *mdev)
 	}
 
  bail:
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&state->port.mutex);
 	mutex_unlock(&pmz_irq_mutex);
 
 	/* Right now, we deal with delay by blocking here, I'll be
diff --git a/drivers/serial/pnx8xxx_uart.c b/drivers/serial/pnx8xxx_uart.c
index 1bb8f1b45767..0aa75a97531c 100644
--- a/drivers/serial/pnx8xxx_uart.c
+++ b/drivers/serial/pnx8xxx_uart.c
@@ -100,7 +100,7 @@ static void pnx8xxx_mctrl_check(struct pnx8xxx_port *sport)
 	if (changed & TIOCM_CTS)
 		uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-	wake_up_interruptible(&sport->port.info->delta_msr_wait);
+	wake_up_interruptible(&sport->port.state->port.delta_msr_wait);
 }
 
 /*
@@ -112,7 +112,7 @@ static void pnx8xxx_timeout(unsigned long data)
 	struct pnx8xxx_port *sport = (struct pnx8xxx_port *)data;
 	unsigned long flags;
 
-	if (sport->port.info) {
+	if (sport->port.state) {
 		spin_lock_irqsave(&sport->port.lock, flags);
 		pnx8xxx_mctrl_check(sport);
 		spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -181,7 +181,7 @@ static void pnx8xxx_enable_ms(struct uart_port *port)
 
 static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 {
-	struct tty_struct *tty = sport->port.info->port.tty;
+	struct tty_struct *tty = sport->port.state->port.tty;
 	unsigned int status, ch, flg;
 
 	status = FIFO_TO_SM(serial_in(sport, PNX8XXX_FIFO)) |
@@ -243,7 +243,7 @@ static void pnx8xxx_rx_chars(struct pnx8xxx_port *sport)
 
 static void pnx8xxx_tx_chars(struct pnx8xxx_port *sport)
 {
-	struct circ_buf *xmit = &sport->port.info->xmit;
+	struct circ_buf *xmit = &sport->port.state->xmit;
 
 	if (sport->port.x_char) {
 		serial_out(sport, PNX8XXX_FIFO, sport->port.x_char);
diff --git a/drivers/serial/pxa.c b/drivers/serial/pxa.c
index a48a8a13d87b..b8629d74f6a2 100644
--- a/drivers/serial/pxa.c
+++ b/drivers/serial/pxa.c
@@ -96,7 +96,7 @@ static void serial_pxa_stop_rx(struct uart_port *port)
 
 static inline void receive_chars(struct uart_pxa_port *up, int *status)
 {
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned int ch, flag;
 	int max_count = 256;
 
@@ -161,7 +161,7 @@ static inline void receive_chars(struct uart_pxa_port *up, int *status)
 
 static void transmit_chars(struct uart_pxa_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int count;
 
 	if (up->port.x_char) {
@@ -220,7 +220,7 @@ static inline void check_modem_status(struct uart_pxa_port *up)
 	if (status & UART_MSR_DCTS)
 		uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-	wake_up_interruptible(&up->port.info->delta_msr_wait);
+	wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 }
 
 /*
@@ -726,9 +726,10 @@ static struct uart_driver serial_pxa_reg = {
 	.cons		= PXA_CONSOLE,
 };
 
-static int serial_pxa_suspend(struct platform_device *dev, pm_message_t state)
+#ifdef CONFIG_PM
+static int serial_pxa_suspend(struct device *dev)
 {
-        struct uart_pxa_port *sport = platform_get_drvdata(dev);
+        struct uart_pxa_port *sport = dev_get_drvdata(dev);
 
         if (sport)
                 uart_suspend_port(&serial_pxa_reg, &sport->port);
@@ -736,9 +737,9 @@ static int serial_pxa_suspend(struct platform_device *dev, pm_message_t state)
         return 0;
 }
 
-static int serial_pxa_resume(struct platform_device *dev)
+static int serial_pxa_resume(struct device *dev)
 {
-        struct uart_pxa_port *sport = platform_get_drvdata(dev);
+        struct uart_pxa_port *sport = dev_get_drvdata(dev);
 
         if (sport)
                 uart_resume_port(&serial_pxa_reg, &sport->port);
@@ -746,6 +747,12 @@ static int serial_pxa_resume(struct platform_device *dev)
         return 0;
 }
 
+static struct dev_pm_ops serial_pxa_pm_ops = {
+	.suspend	= serial_pxa_suspend,
+	.resume		= serial_pxa_resume,
+};
+#endif
+
 static int serial_pxa_probe(struct platform_device *dev)
 {
 	struct uart_pxa_port *sport;
@@ -825,11 +832,12 @@ static struct platform_driver serial_pxa_driver = {
         .probe          = serial_pxa_probe,
         .remove         = serial_pxa_remove,
 
-	.suspend	= serial_pxa_suspend,
-	.resume		= serial_pxa_resume,
 	.driver		= {
 	        .name	= "pxa2xx-uart",
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &serial_pxa_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/serial/sa1100.c b/drivers/serial/sa1100.c
index 94530f01521e..2199d819a987 100644
--- a/drivers/serial/sa1100.c
+++ b/drivers/serial/sa1100.c
@@ -117,7 +117,7 @@ static void sa1100_mctrl_check(struct sa1100_port *sport)
 	if (changed & TIOCM_CTS)
 		uart_handle_cts_change(&sport->port, status & TIOCM_CTS);
 
-	wake_up_interruptible(&sport->port.info->delta_msr_wait);
+	wake_up_interruptible(&sport->port.state->port.delta_msr_wait);
 }
 
 /*
@@ -129,7 +129,7 @@ static void sa1100_timeout(unsigned long data)
 	struct sa1100_port *sport = (struct sa1100_port *)data;
 	unsigned long flags;
 
-	if (sport->port.info) {
+	if (sport->port.state) {
 		spin_lock_irqsave(&sport->port.lock, flags);
 		sa1100_mctrl_check(sport);
 		spin_unlock_irqrestore(&sport->port.lock, flags);
@@ -189,7 +189,7 @@ static void sa1100_enable_ms(struct uart_port *port)
 static void
 sa1100_rx_chars(struct sa1100_port *sport)
 {
-	struct tty_struct *tty = sport->port.info->port.tty;
+	struct tty_struct *tty = sport->port.state->port.tty;
 	unsigned int status, ch, flg;
 
 	status = UTSR1_TO_SM(UART_GET_UTSR1(sport)) |
@@ -239,7 +239,7 @@ sa1100_rx_chars(struct sa1100_port *sport)
 
 static void sa1100_tx_chars(struct sa1100_port *sport)
 {
-	struct circ_buf *xmit = &sport->port.info->xmit;
+	struct circ_buf *xmit = &sport->port.state->xmit;
 
 	if (sport->port.x_char) {
 		UART_PUT_CHAR(sport, sport->port.x_char);
@@ -638,7 +638,7 @@ static void __init sa1100_init_ports(void)
 	PPSR |= PPC_TXD1 | PPC_TXD3;
 }
 
-void __init sa1100_register_uart_fns(struct sa1100_port_fns *fns)
+void __devinit sa1100_register_uart_fns(struct sa1100_port_fns *fns)
 {
 	if (fns->get_mctrl)
 		sa1100_pops.get_mctrl = fns->get_mctrl;
diff --git a/drivers/serial/samsung.c b/drivers/serial/samsung.c
index c8851a0db63a..1523e8d9ae77 100644
--- a/drivers/serial/samsung.c
+++ b/drivers/serial/samsung.c
@@ -196,7 +196,7 @@ s3c24xx_serial_rx_chars(int irq, void *dev_id)
 {
 	struct s3c24xx_uart_port *ourport = dev_id;
 	struct uart_port *port = &ourport->port;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned int ufcon, ch, flag, ufstat, uerstat;
 	int max_count = 64;
 
@@ -281,7 +281,7 @@ static irqreturn_t s3c24xx_serial_tx_chars(int irq, void *id)
 {
 	struct s3c24xx_uart_port *ourport = id;
 	struct uart_port *port = &ourport->port;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	int count = 256;
 
 	if (port->x_char) {
@@ -992,10 +992,10 @@ static int s3c24xx_serial_cpufreq_transition(struct notifier_block *nb,
 		struct ktermios *termios;
 		struct tty_struct *tty;
 
-		if (uport->info == NULL)
+		if (uport->state == NULL)
 			goto exit;
 
-		tty = uport->info->port.tty;
+		tty = uport->state->port.tty;
 
 		if (tty == NULL)
 			goto exit;
diff --git a/drivers/serial/sb1250-duart.c b/drivers/serial/sb1250-duart.c
index 319e8b83f6be..a2f2b3254499 100644
--- a/drivers/serial/sb1250-duart.c
+++ b/drivers/serial/sb1250-duart.c
@@ -384,13 +384,13 @@ static void sbd_receive_chars(struct sbd_port *sport)
 		uart_insert_char(uport, status, M_DUART_OVRUN_ERR, ch, flag);
 	}
 
-	tty_flip_buffer_push(uport->info->port.tty);
+	tty_flip_buffer_push(uport->state->port.tty);
 }
 
 static void sbd_transmit_chars(struct sbd_port *sport)
 {
 	struct uart_port *uport = &sport->port;
-	struct circ_buf *xmit = &sport->port.info->xmit;
+	struct circ_buf *xmit = &sport->port.state->xmit;
 	unsigned int mask;
 	int stop_tx;
 
@@ -440,7 +440,7 @@ static void sbd_status_handle(struct sbd_port *sport)
 
 	if (delta & ((M_DUART_IN_PIN2_VAL | M_DUART_IN_PIN0_VAL) <<
 		     S_DUART_IN_PIN_CHNG))
-		wake_up_interruptible(&uport->info->delta_msr_wait);
+		wake_up_interruptible(&uport->state->port.delta_msr_wait);
 }
 
 static irqreturn_t sbd_interrupt(int irq, void *dev_id)
diff --git a/drivers/serial/sc26xx.c b/drivers/serial/sc26xx.c
index e0be11ceaa25..75038ad2b242 100644
--- a/drivers/serial/sc26xx.c
+++ b/drivers/serial/sc26xx.c
@@ -140,8 +140,8 @@ static struct tty_struct *receive_chars(struct uart_port *port)
 	char flag;
 	u8 status;
 
-	if (port->info != NULL)		/* Unopened serial console */
-		tty = port->info->port.tty;
+	if (port->state != NULL)		/* Unopened serial console */
+		tty = port->state->port.tty;
 
 	while (limit-- > 0) {
 		status = READ_SC_PORT(port, SR);
@@ -190,10 +190,10 @@ static void transmit_chars(struct uart_port *port)
 {
 	struct circ_buf *xmit;
 
-	if (!port->info)
+	if (!port->state)
 		return;
 
-	xmit = &port->info->xmit;
+	xmit = &port->state->xmit;
 	if (uart_circ_empty(xmit) || uart_tx_stopped(port)) {
 		sc26xx_disable_irq(port, IMR_TXRDY);
 		return;
@@ -316,7 +316,7 @@ static void sc26xx_stop_tx(struct uart_port *port)
 /* port->lock held by caller.  */
 static void sc26xx_start_tx(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	while (!uart_circ_empty(xmit)) {
 		if (!(READ_SC_PORT(port, SR) & SR_TXRDY)) {
diff --git a/drivers/serial/serial_core.c b/drivers/serial/serial_core.c
index b0bb29d804ae..dcc72444e8e7 100644
--- a/drivers/serial/serial_core.c
+++ b/drivers/serial/serial_core.c
@@ -29,10 +29,10 @@
 #include <linux/console.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include <linux/serial_core.h>
 #include <linux/smp_lock.h>
 #include <linux/device.h>
 #include <linux/serial.h> /* for serial_state and serial_icounter_struct */
+#include <linux/serial_core.h>
 #include <linux/delay.h>
 #include <linux/mutex.h>
 
@@ -52,8 +52,6 @@ static struct lock_class_key port_lock_key;
 
 #define HIGH_BITS_OFFSET	((sizeof(long)-sizeof(int))*8)
 
-#define uart_users(state)	((state)->count + (state)->info.port.blocked_open)
-
 #ifdef CONFIG_SERIAL_CORE_CONSOLE
 #define uart_console(port)	((port)->cons && (port)->cons->index == (port)->line)
 #else
@@ -71,19 +69,19 @@ static void uart_change_pm(struct uart_state *state, int pm_state);
  */
 void uart_write_wakeup(struct uart_port *port)
 {
-	struct uart_info *info = port->info;
+	struct uart_state *state = port->state;
 	/*
 	 * This means you called this function _after_ the port was
 	 * closed.  No cookie for you.
 	 */
-	BUG_ON(!info);
-	tasklet_schedule(&info->tlet);
+	BUG_ON(!state);
+	tasklet_schedule(&state->tlet);
 }
 
 static void uart_stop(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 	unsigned long flags;
 
 	spin_lock_irqsave(&port->lock, flags);
@@ -94,9 +92,9 @@ static void uart_stop(struct tty_struct *tty)
 static void __uart_start(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 
-	if (!uart_circ_empty(&state->info.xmit) && state->info.xmit.buf &&
+	if (!uart_circ_empty(&state->xmit) && state->xmit.buf &&
 	    !tty->stopped && !tty->hw_stopped)
 		port->ops->start_tx(port);
 }
@@ -104,7 +102,7 @@ static void __uart_start(struct tty_struct *tty)
 static void uart_start(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 	unsigned long flags;
 
 	spin_lock_irqsave(&port->lock, flags);
@@ -115,7 +113,7 @@ static void uart_start(struct tty_struct *tty)
 static void uart_tasklet_action(unsigned long data)
 {
 	struct uart_state *state = (struct uart_state *)data;
-	tty_wakeup(state->info.port.tty);
+	tty_wakeup(state->port.tty);
 }
 
 static inline void
@@ -141,12 +139,12 @@ uart_update_mctrl(struct uart_port *port, unsigned int set, unsigned int clear)
  */
 static int uart_startup(struct uart_state *state, int init_hw)
 {
-	struct uart_info *info = &state->info;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	unsigned long page;
 	int retval = 0;
 
-	if (info->flags & UIF_INITIALIZED)
+	if (port->flags & ASYNC_INITIALIZED)
 		return 0;
 
 	/*
@@ -154,26 +152,26 @@ static int uart_startup(struct uart_state *state, int init_hw)
 	 * once we have successfully opened the port.  Also set
 	 * up the tty->alt_speed kludge
 	 */
-	set_bit(TTY_IO_ERROR, &info->port.tty->flags);
+	set_bit(TTY_IO_ERROR, &port->tty->flags);
 
-	if (port->type == PORT_UNKNOWN)
+	if (uport->type == PORT_UNKNOWN)
 		return 0;
 
 	/*
 	 * Initialise and allocate the transmit and temporary
 	 * buffer.
 	 */
-	if (!info->xmit.buf) {
+	if (!state->xmit.buf) {
 		/* This is protected by the per port mutex */
 		page = get_zeroed_page(GFP_KERNEL);
 		if (!page)
 			return -ENOMEM;
 
-		info->xmit.buf = (unsigned char *) page;
-		uart_circ_clear(&info->xmit);
+		state->xmit.buf = (unsigned char *) page;
+		uart_circ_clear(&state->xmit);
 	}
 
-	retval = port->ops->startup(port);
+	retval = uport->ops->startup(uport);
 	if (retval == 0) {
 		if (init_hw) {
 			/*
@@ -185,20 +183,20 @@ static int uart_startup(struct uart_state *state, int init_hw)
 			 * Setup the RTS and DTR signals once the
 			 * port is open and ready to respond.
 			 */
-			if (info->port.tty->termios->c_cflag & CBAUD)
-				uart_set_mctrl(port, TIOCM_RTS | TIOCM_DTR);
+			if (port->tty->termios->c_cflag & CBAUD)
+				uart_set_mctrl(uport, TIOCM_RTS | TIOCM_DTR);
 		}
 
-		if (info->flags & UIF_CTS_FLOW) {
-			spin_lock_irq(&port->lock);
-			if (!(port->ops->get_mctrl(port) & TIOCM_CTS))
-				info->port.tty->hw_stopped = 1;
-			spin_unlock_irq(&port->lock);
+		if (port->flags & ASYNC_CTS_FLOW) {
+			spin_lock_irq(&uport->lock);
+			if (!(uport->ops->get_mctrl(uport) & TIOCM_CTS))
+				port->tty->hw_stopped = 1;
+			spin_unlock_irq(&uport->lock);
 		}
 
-		info->flags |= UIF_INITIALIZED;
+		set_bit(ASYNCB_INITIALIZED, &port->flags);
 
-		clear_bit(TTY_IO_ERROR, &info->port.tty->flags);
+		clear_bit(TTY_IO_ERROR, &port->tty->flags);
 	}
 
 	if (retval && capable(CAP_SYS_ADMIN))
@@ -214,9 +212,9 @@ static int uart_startup(struct uart_state *state, int init_hw)
  */
 static void uart_shutdown(struct uart_state *state)
 {
-	struct uart_info *info = &state->info;
-	struct uart_port *port = state->port;
-	struct tty_struct *tty = info->port.tty;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
+	struct tty_struct *tty = port->tty;
 
 	/*
 	 * Set the TTY IO error marker
@@ -224,14 +222,12 @@ static void uart_shutdown(struct uart_state *state)
 	if (tty)
 		set_bit(TTY_IO_ERROR, &tty->flags);
 
-	if (info->flags & UIF_INITIALIZED) {
-		info->flags &= ~UIF_INITIALIZED;
-
+	if (test_and_clear_bit(ASYNCB_INITIALIZED, &port->flags)) {
 		/*
 		 * Turn off DTR and RTS early.
 		 */
 		if (!tty || (tty->termios->c_cflag & HUPCL))
-			uart_clear_mctrl(port, TIOCM_DTR | TIOCM_RTS);
+			uart_clear_mctrl(uport, TIOCM_DTR | TIOCM_RTS);
 
 		/*
 		 * clear delta_msr_wait queue to avoid mem leaks: we may free
@@ -240,30 +236,30 @@ static void uart_shutdown(struct uart_state *state)
 		 * any outstanding file descriptors should be pointing at
 		 * hung_up_tty_fops now.
 		 */
-		wake_up_interruptible(&info->delta_msr_wait);
+		wake_up_interruptible(&port->delta_msr_wait);
 
 		/*
 		 * Free the IRQ and disable the port.
 		 */
-		port->ops->shutdown(port);
+		uport->ops->shutdown(uport);
 
 		/*
 		 * Ensure that the IRQ handler isn't running on another CPU.
 		 */
-		synchronize_irq(port->irq);
+		synchronize_irq(uport->irq);
 	}
 
 	/*
 	 * kill off our tasklet
 	 */
-	tasklet_kill(&info->tlet);
+	tasklet_kill(&state->tlet);
 
 	/*
 	 * Free the transmit buffer page.
 	 */
-	if (info->xmit.buf) {
-		free_page((unsigned long)info->xmit.buf);
-		info->xmit.buf = NULL;
+	if (state->xmit.buf) {
+		free_page((unsigned long)state->xmit.buf);
+		state->xmit.buf = NULL;
 	}
 }
 
@@ -430,15 +426,16 @@ EXPORT_SYMBOL(uart_get_divisor);
 static void
 uart_change_speed(struct uart_state *state, struct ktermios *old_termios)
 {
-	struct tty_struct *tty = state->info.port.tty;
-	struct uart_port *port = state->port;
+	struct tty_port *port = &state->port;
+	struct tty_struct *tty = port->tty;
+	struct uart_port *uport = state->uart_port;
 	struct ktermios *termios;
 
 	/*
 	 * If we have no tty, termios, or the port does not exist,
 	 * then we can't set the parameters for this port.
 	 */
-	if (!tty || !tty->termios || port->type == PORT_UNKNOWN)
+	if (!tty || !tty->termios || uport->type == PORT_UNKNOWN)
 		return;
 
 	termios = tty->termios;
@@ -447,16 +444,16 @@ uart_change_speed(struct uart_state *state, struct ktermios *old_termios)
 	 * Set flags based on termios cflag
 	 */
 	if (termios->c_cflag & CRTSCTS)
-		state->info.flags |= UIF_CTS_FLOW;
+		set_bit(ASYNCB_CTS_FLOW, &port->flags);
 	else
-		state->info.flags &= ~UIF_CTS_FLOW;
+		clear_bit(ASYNCB_CTS_FLOW, &port->flags);
 
 	if (termios->c_cflag & CLOCAL)
-		state->info.flags &= ~UIF_CHECK_CD;
+		clear_bit(ASYNCB_CHECK_CD, &port->flags);
 	else
-		state->info.flags |= UIF_CHECK_CD;
+		set_bit(ASYNCB_CHECK_CD, &port->flags);
 
-	port->ops->set_termios(port, termios, old_termios);
+	uport->ops->set_termios(uport, termios, old_termios);
 }
 
 static inline int
@@ -482,7 +479,7 @@ static int uart_put_char(struct tty_struct *tty, unsigned char ch)
 {
 	struct uart_state *state = tty->driver_data;
 
-	return __uart_put_char(state->port, &state->info.xmit, ch);
+	return __uart_put_char(state->uart_port, &state->xmit, ch);
 }
 
 static void uart_flush_chars(struct tty_struct *tty)
@@ -508,8 +505,8 @@ uart_write(struct tty_struct *tty, const unsigned char *buf, int count)
 		return -EL3HLT;
 	}
 
-	port = state->port;
-	circ = &state->info.xmit;
+	port = state->uart_port;
+	circ = &state->xmit;
 
 	if (!circ->buf)
 		return 0;
@@ -539,9 +536,9 @@ static int uart_write_room(struct tty_struct *tty)
 	unsigned long flags;
 	int ret;
 
-	spin_lock_irqsave(&state->port->lock, flags);
-	ret = uart_circ_chars_free(&state->info.xmit);
-	spin_unlock_irqrestore(&state->port->lock, flags);
+	spin_lock_irqsave(&state->uart_port->lock, flags);
+	ret = uart_circ_chars_free(&state->xmit);
+	spin_unlock_irqrestore(&state->uart_port->lock, flags);
 	return ret;
 }
 
@@ -551,9 +548,9 @@ static int uart_chars_in_buffer(struct tty_struct *tty)
 	unsigned long flags;
 	int ret;
 
-	spin_lock_irqsave(&state->port->lock, flags);
-	ret = uart_circ_chars_pending(&state->info.xmit);
-	spin_unlock_irqrestore(&state->port->lock, flags);
+	spin_lock_irqsave(&state->uart_port->lock, flags);
+	ret = uart_circ_chars_pending(&state->xmit);
+	spin_unlock_irqrestore(&state->uart_port->lock, flags);
 	return ret;
 }
 
@@ -572,11 +569,11 @@ static void uart_flush_buffer(struct tty_struct *tty)
 		return;
 	}
 
-	port = state->port;
+	port = state->uart_port;
 	pr_debug("uart_flush_buffer(%d) called\n", tty->index);
 
 	spin_lock_irqsave(&port->lock, flags);
-	uart_circ_clear(&state->info.xmit);
+	uart_circ_clear(&state->xmit);
 	if (port->ops->flush_buffer)
 		port->ops->flush_buffer(port);
 	spin_unlock_irqrestore(&port->lock, flags);
@@ -590,7 +587,7 @@ static void uart_flush_buffer(struct tty_struct *tty)
 static void uart_send_xchar(struct tty_struct *tty, char ch)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 	unsigned long flags;
 
 	if (port->ops->send_xchar)
@@ -613,13 +610,13 @@ static void uart_throttle(struct tty_struct *tty)
 		uart_send_xchar(tty, STOP_CHAR(tty));
 
 	if (tty->termios->c_cflag & CRTSCTS)
-		uart_clear_mctrl(state->port, TIOCM_RTS);
+		uart_clear_mctrl(state->uart_port, TIOCM_RTS);
 }
 
 static void uart_unthrottle(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 
 	if (I_IXOFF(tty)) {
 		if (port->x_char)
@@ -635,35 +632,36 @@ static void uart_unthrottle(struct tty_struct *tty)
 static int uart_get_info(struct uart_state *state,
 			 struct serial_struct __user *retinfo)
 {
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	struct serial_struct tmp;
 
 	memset(&tmp, 0, sizeof(tmp));
 
 	/* Ensure the state we copy is consistent and no hardware changes
 	   occur as we go */
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
-	tmp.type	    = port->type;
-	tmp.line	    = port->line;
-	tmp.port	    = port->iobase;
+	tmp.type	    = uport->type;
+	tmp.line	    = uport->line;
+	tmp.port	    = uport->iobase;
 	if (HIGH_BITS_OFFSET)
-		tmp.port_high = (long) port->iobase >> HIGH_BITS_OFFSET;
-	tmp.irq		    = port->irq;
-	tmp.flags	    = port->flags;
-	tmp.xmit_fifo_size  = port->fifosize;
-	tmp.baud_base	    = port->uartclk / 16;
-	tmp.close_delay	    = state->close_delay / 10;
-	tmp.closing_wait    = state->closing_wait == USF_CLOSING_WAIT_NONE ?
+		tmp.port_high = (long) uport->iobase >> HIGH_BITS_OFFSET;
+	tmp.irq		    = uport->irq;
+	tmp.flags	    = uport->flags;
+	tmp.xmit_fifo_size  = uport->fifosize;
+	tmp.baud_base	    = uport->uartclk / 16;
+	tmp.close_delay	    = port->close_delay / 10;
+	tmp.closing_wait    = port->closing_wait == ASYNC_CLOSING_WAIT_NONE ?
 				ASYNC_CLOSING_WAIT_NONE :
-				state->closing_wait / 10;
-	tmp.custom_divisor  = port->custom_divisor;
-	tmp.hub6	    = port->hub6;
-	tmp.io_type         = port->iotype;
-	tmp.iomem_reg_shift = port->regshift;
-	tmp.iomem_base      = (void *)(unsigned long)port->mapbase;
+				port->closing_wait / 10;
+	tmp.custom_divisor  = uport->custom_divisor;
+	tmp.hub6	    = uport->hub6;
+	tmp.io_type         = uport->iotype;
+	tmp.iomem_reg_shift = uport->regshift;
+	tmp.iomem_base      = (void *)(unsigned long)uport->mapbase;
 
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 
 	if (copy_to_user(retinfo, &tmp, sizeof(*retinfo)))
 		return -EFAULT;
@@ -674,7 +672,8 @@ static int uart_set_info(struct uart_state *state,
 			 struct serial_struct __user *newinfo)
 {
 	struct serial_struct new_serial;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	unsigned long new_port;
 	unsigned int change_irq, change_port, closing_wait;
 	unsigned int old_custom_divisor, close_delay;
@@ -691,58 +690,58 @@ static int uart_set_info(struct uart_state *state,
 	new_serial.irq = irq_canonicalize(new_serial.irq);
 	close_delay = new_serial.close_delay * 10;
 	closing_wait = new_serial.closing_wait == ASYNC_CLOSING_WAIT_NONE ?
-			USF_CLOSING_WAIT_NONE : new_serial.closing_wait * 10;
+			ASYNC_CLOSING_WAIT_NONE : new_serial.closing_wait * 10;
 
 	/*
-	 * This semaphore protects state->count.  It is also
+	 * This semaphore protects port->count.  It is also
 	 * very useful to prevent opens.  Also, take the
 	 * port configuration semaphore to make sure that a
 	 * module insertion/removal doesn't change anything
 	 * under us.
 	 */
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
-	change_irq  = !(port->flags & UPF_FIXED_PORT)
-		&& new_serial.irq != port->irq;
+	change_irq  = !(uport->flags & UPF_FIXED_PORT)
+		&& new_serial.irq != uport->irq;
 
 	/*
 	 * Since changing the 'type' of the port changes its resource
 	 * allocations, we should treat type changes the same as
 	 * IO port changes.
 	 */
-	change_port = !(port->flags & UPF_FIXED_PORT)
-		&& (new_port != port->iobase ||
-		    (unsigned long)new_serial.iomem_base != port->mapbase ||
-		    new_serial.hub6 != port->hub6 ||
-		    new_serial.io_type != port->iotype ||
-		    new_serial.iomem_reg_shift != port->regshift ||
-		    new_serial.type != port->type);
-
-	old_flags = port->flags;
+	change_port = !(uport->flags & UPF_FIXED_PORT)
+		&& (new_port != uport->iobase ||
+		    (unsigned long)new_serial.iomem_base != uport->mapbase ||
+		    new_serial.hub6 != uport->hub6 ||
+		    new_serial.io_type != uport->iotype ||
+		    new_serial.iomem_reg_shift != uport->regshift ||
+		    new_serial.type != uport->type);
+
+	old_flags = uport->flags;
 	new_flags = new_serial.flags;
-	old_custom_divisor = port->custom_divisor;
+	old_custom_divisor = uport->custom_divisor;
 
 	if (!capable(CAP_SYS_ADMIN)) {
 		retval = -EPERM;
 		if (change_irq || change_port ||
-		    (new_serial.baud_base != port->uartclk / 16) ||
-		    (close_delay != state->close_delay) ||
-		    (closing_wait != state->closing_wait) ||
+		    (new_serial.baud_base != uport->uartclk / 16) ||
+		    (close_delay != port->close_delay) ||
+		    (closing_wait != port->closing_wait) ||
 		    (new_serial.xmit_fifo_size &&
-		     new_serial.xmit_fifo_size != port->fifosize) ||
+		     new_serial.xmit_fifo_size != uport->fifosize) ||
 		    (((new_flags ^ old_flags) & ~UPF_USR_MASK) != 0))
 			goto exit;
-		port->flags = ((port->flags & ~UPF_USR_MASK) |
+		uport->flags = ((uport->flags & ~UPF_USR_MASK) |
 			       (new_flags & UPF_USR_MASK));
-		port->custom_divisor = new_serial.custom_divisor;
+		uport->custom_divisor = new_serial.custom_divisor;
 		goto check_and_exit;
 	}
 
 	/*
 	 * Ask the low level driver to verify the settings.
 	 */
-	if (port->ops->verify_port)
-		retval = port->ops->verify_port(port, &new_serial);
+	if (uport->ops->verify_port)
+		retval = uport->ops->verify_port(uport, &new_serial);
 
 	if ((new_serial.irq >= nr_irqs) || (new_serial.irq < 0) ||
 	    (new_serial.baud_base < 9600))
@@ -757,7 +756,7 @@ static int uart_set_info(struct uart_state *state,
 		/*
 		 * Make sure that we are the sole user of this port.
 		 */
-		if (uart_users(state) > 1)
+		if (tty_port_users(port) > 1)
 			goto exit;
 
 		/*
@@ -771,31 +770,31 @@ static int uart_set_info(struct uart_state *state,
 		unsigned long old_iobase, old_mapbase;
 		unsigned int old_type, old_iotype, old_hub6, old_shift;
 
-		old_iobase = port->iobase;
-		old_mapbase = port->mapbase;
-		old_type = port->type;
-		old_hub6 = port->hub6;
-		old_iotype = port->iotype;
-		old_shift = port->regshift;
+		old_iobase = uport->iobase;
+		old_mapbase = uport->mapbase;
+		old_type = uport->type;
+		old_hub6 = uport->hub6;
+		old_iotype = uport->iotype;
+		old_shift = uport->regshift;
 
 		/*
 		 * Free and release old regions
 		 */
 		if (old_type != PORT_UNKNOWN)
-			port->ops->release_port(port);
+			uport->ops->release_port(uport);
 
-		port->iobase = new_port;
-		port->type = new_serial.type;
-		port->hub6 = new_serial.hub6;
-		port->iotype = new_serial.io_type;
-		port->regshift = new_serial.iomem_reg_shift;
-		port->mapbase = (unsigned long)new_serial.iomem_base;
+		uport->iobase = new_port;
+		uport->type = new_serial.type;
+		uport->hub6 = new_serial.hub6;
+		uport->iotype = new_serial.io_type;
+		uport->regshift = new_serial.iomem_reg_shift;
+		uport->mapbase = (unsigned long)new_serial.iomem_base;
 
 		/*
 		 * Claim and map the new regions
 		 */
-		if (port->type != PORT_UNKNOWN) {
-			retval = port->ops->request_port(port);
+		if (uport->type != PORT_UNKNOWN) {
+			retval = uport->ops->request_port(uport);
 		} else {
 			/* Always success - Jean II */
 			retval = 0;
@@ -806,19 +805,19 @@ static int uart_set_info(struct uart_state *state,
 		 * new port, try to restore the old settings.
 		 */
 		if (retval && old_type != PORT_UNKNOWN) {
-			port->iobase = old_iobase;
-			port->type = old_type;
-			port->hub6 = old_hub6;
-			port->iotype = old_iotype;
-			port->regshift = old_shift;
-			port->mapbase = old_mapbase;
-			retval = port->ops->request_port(port);
+			uport->iobase = old_iobase;
+			uport->type = old_type;
+			uport->hub6 = old_hub6;
+			uport->iotype = old_iotype;
+			uport->regshift = old_shift;
+			uport->mapbase = old_mapbase;
+			retval = uport->ops->request_port(uport);
 			/*
 			 * If we failed to restore the old settings,
 			 * we fail like this.
 			 */
 			if (retval)
-				port->type = PORT_UNKNOWN;
+				uport->type = PORT_UNKNOWN;
 
 			/*
 			 * We failed anyway.
@@ -830,45 +829,45 @@ static int uart_set_info(struct uart_state *state,
 	}
 
 	if (change_irq)
-		port->irq      = new_serial.irq;
-	if (!(port->flags & UPF_FIXED_PORT))
-		port->uartclk  = new_serial.baud_base * 16;
-	port->flags            = (port->flags & ~UPF_CHANGE_MASK) |
+		uport->irq      = new_serial.irq;
+	if (!(uport->flags & UPF_FIXED_PORT))
+		uport->uartclk  = new_serial.baud_base * 16;
+	uport->flags            = (uport->flags & ~UPF_CHANGE_MASK) |
 				 (new_flags & UPF_CHANGE_MASK);
-	port->custom_divisor   = new_serial.custom_divisor;
-	state->close_delay     = close_delay;
-	state->closing_wait    = closing_wait;
+	uport->custom_divisor   = new_serial.custom_divisor;
+	port->close_delay     = close_delay;
+	port->closing_wait    = closing_wait;
 	if (new_serial.xmit_fifo_size)
-		port->fifosize = new_serial.xmit_fifo_size;
-	if (state->info.port.tty)
-		state->info.port.tty->low_latency =
-			(port->flags & UPF_LOW_LATENCY) ? 1 : 0;
+		uport->fifosize = new_serial.xmit_fifo_size;
+	if (port->tty)
+		port->tty->low_latency =
+			(uport->flags & UPF_LOW_LATENCY) ? 1 : 0;
 
  check_and_exit:
 	retval = 0;
-	if (port->type == PORT_UNKNOWN)
+	if (uport->type == PORT_UNKNOWN)
 		goto exit;
-	if (state->info.flags & UIF_INITIALIZED) {
-		if (((old_flags ^ port->flags) & UPF_SPD_MASK) ||
-		    old_custom_divisor != port->custom_divisor) {
+	if (port->flags & ASYNC_INITIALIZED) {
+		if (((old_flags ^ uport->flags) & UPF_SPD_MASK) ||
+		    old_custom_divisor != uport->custom_divisor) {
 			/*
 			 * If they're setting up a custom divisor or speed,
 			 * instead of clearing it, then bitch about it. No
 			 * need to rate-limit; it's CAP_SYS_ADMIN only.
 			 */
-			if (port->flags & UPF_SPD_MASK) {
+			if (uport->flags & UPF_SPD_MASK) {
 				char buf[64];
 				printk(KERN_NOTICE
 				       "%s sets custom speed on %s. This "
 				       "is deprecated.\n", current->comm,
-				       tty_name(state->info.port.tty, buf));
+				       tty_name(port->tty, buf));
 			}
 			uart_change_speed(state, NULL);
 		}
 	} else
 		retval = uart_startup(state, 1);
  exit:
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 	return retval;
 }
 
@@ -880,10 +879,11 @@ static int uart_set_info(struct uart_state *state,
 static int uart_get_lsr_info(struct uart_state *state,
 			     unsigned int __user *value)
 {
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	unsigned int result;
 
-	result = port->ops->tx_empty(port);
+	result = uport->ops->tx_empty(uport);
 
 	/*
 	 * If we're about to load something into the transmit
@@ -891,9 +891,9 @@ static int uart_get_lsr_info(struct uart_state *state,
 	 * avoid a race condition (depending on when the transmit
 	 * interrupt happens).
 	 */
-	if (port->x_char ||
-	    ((uart_circ_chars_pending(&state->info.xmit) > 0) &&
-	     !state->info.port.tty->stopped && !state->info.port.tty->hw_stopped))
+	if (uport->x_char ||
+	    ((uart_circ_chars_pending(&state->xmit) > 0) &&
+	     !port->tty->stopped && !port->tty->hw_stopped))
 		result &= ~TIOCSER_TEMT;
 
 	return put_user(result, value);
@@ -902,19 +902,20 @@ static int uart_get_lsr_info(struct uart_state *state,
 static int uart_tiocmget(struct tty_struct *tty, struct file *file)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct tty_port *port = &state->port;
+	struct uart_port *uport = state->uart_port;
 	int result = -EIO;
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 	if ((!file || !tty_hung_up_p(file)) &&
 	    !(tty->flags & (1 << TTY_IO_ERROR))) {
-		result = port->mctrl;
+		result = uport->mctrl;
 
-		spin_lock_irq(&port->lock);
-		result |= port->ops->get_mctrl(port);
-		spin_unlock_irq(&port->lock);
+		spin_lock_irq(&uport->lock);
+		result |= uport->ops->get_mctrl(uport);
+		spin_unlock_irq(&uport->lock);
 	}
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 
 	return result;
 }
@@ -924,36 +925,39 @@ uart_tiocmset(struct tty_struct *tty, struct file *file,
 	      unsigned int set, unsigned int clear)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	int ret = -EIO;
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 	if ((!file || !tty_hung_up_p(file)) &&
 	    !(tty->flags & (1 << TTY_IO_ERROR))) {
-		uart_update_mctrl(port, set, clear);
+		uart_update_mctrl(uport, set, clear);
 		ret = 0;
 	}
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 	return ret;
 }
 
 static int uart_break_ctl(struct tty_struct *tty, int break_state)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct tty_port *port = &state->port;
+	struct uart_port *uport = state->uart_port;
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
-	if (port->type != PORT_UNKNOWN)
-		port->ops->break_ctl(port, break_state);
+	if (uport->type != PORT_UNKNOWN)
+		uport->ops->break_ctl(uport, break_state);
 
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 	return 0;
 }
 
 static int uart_do_autoconfig(struct uart_state *state)
 {
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	int flags, ret;
 
 	if (!capable(CAP_SYS_ADMIN))
@@ -964,33 +968,33 @@ static int uart_do_autoconfig(struct uart_state *state)
 	 * changing, and hence any extra opens of the port while
 	 * we're auto-configuring.
 	 */
-	if (mutex_lock_interruptible(&state->mutex))
+	if (mutex_lock_interruptible(&port->mutex))
 		return -ERESTARTSYS;
 
 	ret = -EBUSY;
-	if (uart_users(state) == 1) {
+	if (tty_port_users(port) == 1) {
 		uart_shutdown(state);
 
 		/*
 		 * If we already have a port type configured,
 		 * we must release its resources.
 		 */
-		if (port->type != PORT_UNKNOWN)
-			port->ops->release_port(port);
+		if (uport->type != PORT_UNKNOWN)
+			uport->ops->release_port(uport);
 
 		flags = UART_CONFIG_TYPE;
-		if (port->flags & UPF_AUTO_IRQ)
+		if (uport->flags & UPF_AUTO_IRQ)
 			flags |= UART_CONFIG_IRQ;
 
 		/*
 		 * This will claim the ports resources if
 		 * a port is found.
 		 */
-		port->ops->config_port(port, flags);
+		uport->ops->config_port(uport, flags);
 
 		ret = uart_startup(state, 1);
 	}
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 	return ret;
 }
 
@@ -999,11 +1003,15 @@ static int uart_do_autoconfig(struct uart_state *state)
  * - mask passed in arg for lines of interest
  *   (use |'ed TIOCM_RNG/DSR/CD/CTS for masking)
  * Caller should use TIOCGICOUNT to see which one it was
+ *
+ * FIXME: This wants extracting into a common all driver implementation
+ * of TIOCMWAIT using tty_port.
  */
 static int
 uart_wait_modem_status(struct uart_state *state, unsigned long arg)
 {
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	DECLARE_WAITQUEUE(wait, current);
 	struct uart_icount cprev, cnow;
 	int ret;
@@ -1011,20 +1019,20 @@ uart_wait_modem_status(struct uart_state *state, unsigned long arg)
 	/*
 	 * note the counters on entry
 	 */
-	spin_lock_irq(&port->lock);
-	memcpy(&cprev, &port->icount, sizeof(struct uart_icount));
+	spin_lock_irq(&uport->lock);
+	memcpy(&cprev, &uport->icount, sizeof(struct uart_icount));
 
 	/*
 	 * Force modem status interrupts on
 	 */
-	port->ops->enable_ms(port);
-	spin_unlock_irq(&port->lock);
+	uport->ops->enable_ms(uport);
+	spin_unlock_irq(&uport->lock);
 
-	add_wait_queue(&state->info.delta_msr_wait, &wait);
+	add_wait_queue(&port->delta_msr_wait, &wait);
 	for (;;) {
-		spin_lock_irq(&port->lock);
-		memcpy(&cnow, &port->icount, sizeof(struct uart_icount));
-		spin_unlock_irq(&port->lock);
+		spin_lock_irq(&uport->lock);
+		memcpy(&cnow, &uport->icount, sizeof(struct uart_icount));
+		spin_unlock_irq(&uport->lock);
 
 		set_current_state(TASK_INTERRUPTIBLE);
 
@@ -1048,7 +1056,7 @@ uart_wait_modem_status(struct uart_state *state, unsigned long arg)
 	}
 
 	current->state = TASK_RUNNING;
-	remove_wait_queue(&state->info.delta_msr_wait, &wait);
+	remove_wait_queue(&port->delta_msr_wait, &wait);
 
 	return ret;
 }
@@ -1064,11 +1072,11 @@ static int uart_get_count(struct uart_state *state,
 {
 	struct serial_icounter_struct icount;
 	struct uart_icount cnow;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
 
-	spin_lock_irq(&port->lock);
-	memcpy(&cnow, &port->icount, sizeof(struct uart_icount));
-	spin_unlock_irq(&port->lock);
+	spin_lock_irq(&uport->lock);
+	memcpy(&cnow, &uport->icount, sizeof(struct uart_icount));
+	spin_unlock_irq(&uport->lock);
 
 	icount.cts         = cnow.cts;
 	icount.dsr         = cnow.dsr;
@@ -1093,6 +1101,7 @@ uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd,
 	   unsigned long arg)
 {
 	struct uart_state *state = tty->driver_data;
+	struct tty_port *port = &state->port;
 	void __user *uarg = (void __user *)arg;
 	int ret = -ENOIOCTLCMD;
 
@@ -1143,7 +1152,7 @@ uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd,
 	if (ret != -ENOIOCTLCMD)
 		goto out;
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
 	if (tty_hung_up_p(filp)) {
 		ret = -EIO;
@@ -1160,14 +1169,14 @@ uart_ioctl(struct tty_struct *tty, struct file *filp, unsigned int cmd,
 		break;
 
 	default: {
-		struct uart_port *port = state->port;
-		if (port->ops->ioctl)
-			ret = port->ops->ioctl(port, cmd, arg);
+		struct uart_port *uport = state->uart_port;
+		if (uport->ops->ioctl)
+			ret = uport->ops->ioctl(uport, cmd, arg);
 		break;
 	}
 	}
 out_up:
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 out:
 	return ret;
 }
@@ -1175,10 +1184,10 @@ out:
 static void uart_set_ldisc(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
 
-	if (port->ops->set_ldisc)
-		port->ops->set_ldisc(port);
+	if (uport->ops->set_ldisc)
+		uport->ops->set_ldisc(uport);
 }
 
 static void uart_set_termios(struct tty_struct *tty,
@@ -1207,7 +1216,7 @@ static void uart_set_termios(struct tty_struct *tty,
 
 	/* Handle transition to B0 status */
 	if ((old_termios->c_cflag & CBAUD) && !(cflag & CBAUD))
-		uart_clear_mctrl(state->port, TIOCM_RTS | TIOCM_DTR);
+		uart_clear_mctrl(state->uart_port, TIOCM_RTS | TIOCM_DTR);
 
 	/* Handle transition away from B0 status */
 	if (!(old_termios->c_cflag & CBAUD) && (cflag & CBAUD)) {
@@ -1215,25 +1224,25 @@ static void uart_set_termios(struct tty_struct *tty,
 		if (!(cflag & CRTSCTS) ||
 		    !test_bit(TTY_THROTTLED, &tty->flags))
 			mask |= TIOCM_RTS;
-		uart_set_mctrl(state->port, mask);
+		uart_set_mctrl(state->uart_port, mask);
 	}
 
 	/* Handle turning off CRTSCTS */
 	if ((old_termios->c_cflag & CRTSCTS) && !(cflag & CRTSCTS)) {
-		spin_lock_irqsave(&state->port->lock, flags);
+		spin_lock_irqsave(&state->uart_port->lock, flags);
 		tty->hw_stopped = 0;
 		__uart_start(tty);
-		spin_unlock_irqrestore(&state->port->lock, flags);
+		spin_unlock_irqrestore(&state->uart_port->lock, flags);
 	}
 
 	/* Handle turning on CRTSCTS */
 	if (!(old_termios->c_cflag & CRTSCTS) && (cflag & CRTSCTS)) {
-		spin_lock_irqsave(&state->port->lock, flags);
-		if (!(state->port->ops->get_mctrl(state->port) & TIOCM_CTS)) {
+		spin_lock_irqsave(&state->uart_port->lock, flags);
+		if (!(state->uart_port->ops->get_mctrl(state->uart_port) & TIOCM_CTS)) {
 			tty->hw_stopped = 1;
-			state->port->ops->stop_tx(state->port);
+			state->uart_port->ops->stop_tx(state->uart_port);
 		}
-		spin_unlock_irqrestore(&state->port->lock, flags);
+		spin_unlock_irqrestore(&state->uart_port->lock, flags);
 	}
 #if 0
 	/*
@@ -1244,7 +1253,7 @@ static void uart_set_termios(struct tty_struct *tty,
 	 */
 	if (!(old_termios->c_cflag & CLOCAL) &&
 	    (tty->termios->c_cflag & CLOCAL))
-		wake_up_interruptible(&info->port.open_wait);
+		wake_up_interruptible(&state->uart_port.open_wait);
 #endif
 }
 
@@ -1256,40 +1265,42 @@ static void uart_set_termios(struct tty_struct *tty,
 static void uart_close(struct tty_struct *tty, struct file *filp)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port;
+	struct tty_port *port;
+	struct uart_port *uport;
 
 	BUG_ON(!kernel_locked());
 
-	if (!state || !state->port)
+	if (!state)
 		return;
 
-	port = state->port;
+	uport = state->uart_port;
+	port = &state->port;
 
-	pr_debug("uart_close(%d) called\n", port->line);
+	pr_debug("uart_close(%d) called\n", uport->line);
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
 	if (tty_hung_up_p(filp))
 		goto done;
 
-	if ((tty->count == 1) && (state->count != 1)) {
+	if ((tty->count == 1) && (port->count != 1)) {
 		/*
 		 * Uh, oh.  tty->count is 1, which means that the tty
-		 * structure will be freed.  state->count should always
+		 * structure will be freed.  port->count should always
 		 * be one in these conditions.  If it's greater than
 		 * one, we've got real problems, since it means the
 		 * serial port won't be shutdown.
 		 */
 		printk(KERN_ERR "uart_close: bad serial port count; tty->count is 1, "
-		       "state->count is %d\n", state->count);
-		state->count = 1;
+		       "port->count is %d\n", port->count);
+		port->count = 1;
 	}
-	if (--state->count < 0) {
+	if (--port->count < 0) {
 		printk(KERN_ERR "uart_close: bad serial port count for %s: %d\n",
-		       tty->name, state->count);
-		state->count = 0;
+		       tty->name, port->count);
+		port->count = 0;
 	}
-	if (state->count)
+	if (port->count)
 		goto done;
 
 	/*
@@ -1299,24 +1310,24 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
 	 */
 	tty->closing = 1;
 
-	if (state->closing_wait != USF_CLOSING_WAIT_NONE)
-		tty_wait_until_sent(tty, msecs_to_jiffies(state->closing_wait));
+	if (port->closing_wait != ASYNC_CLOSING_WAIT_NONE)
+		tty_wait_until_sent(tty, msecs_to_jiffies(port->closing_wait));
 
 	/*
 	 * At this point, we stop accepting input.  To do this, we
 	 * disable the receive line status interrupts.
 	 */
-	if (state->info.flags & UIF_INITIALIZED) {
+	if (port->flags & ASYNC_INITIALIZED) {
 		unsigned long flags;
-		spin_lock_irqsave(&port->lock, flags);
-		port->ops->stop_rx(port);
-		spin_unlock_irqrestore(&port->lock, flags);
+		spin_lock_irqsave(&uport->lock, flags);
+		uport->ops->stop_rx(uport);
+		spin_unlock_irqrestore(&uport->lock, flags);
 		/*
 		 * Before we drop DTR, make sure the UART transmitter
 		 * has completely drained; this is especially
 		 * important if there is a transmit FIFO!
 		 */
-		uart_wait_until_sent(tty, port->timeout);
+		uart_wait_until_sent(tty, uport->timeout);
 	}
 
 	uart_shutdown(state);
@@ -1325,29 +1336,29 @@ static void uart_close(struct tty_struct *tty, struct file *filp)
 	tty_ldisc_flush(tty);
 
 	tty->closing = 0;
-	state->info.port.tty = NULL;
+	tty_port_tty_set(port, NULL);
 
-	if (state->info.port.blocked_open) {
-		if (state->close_delay)
-			msleep_interruptible(state->close_delay);
-	} else if (!uart_console(port)) {
+	if (port->blocked_open) {
+		if (port->close_delay)
+			msleep_interruptible(port->close_delay);
+	} else if (!uart_console(uport)) {
 		uart_change_pm(state, 3);
 	}
 
 	/*
 	 * Wake up anyone trying to open this port.
 	 */
-	state->info.flags &= ~UIF_NORMAL_ACTIVE;
-	wake_up_interruptible(&state->info.port.open_wait);
+	clear_bit(ASYNCB_NORMAL_ACTIVE, &port->flags);
+	wake_up_interruptible(&port->open_wait);
 
- done:
-	mutex_unlock(&state->mutex);
+done:
+	mutex_unlock(&port->mutex);
 }
 
 static void uart_wait_until_sent(struct tty_struct *tty, int timeout)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 	unsigned long char_time, expire;
 
 	if (port->type == PORT_UNKNOWN || port->fifosize == 0)
@@ -1412,22 +1423,22 @@ static void uart_wait_until_sent(struct tty_struct *tty, int timeout)
 static void uart_hangup(struct tty_struct *tty)
 {
 	struct uart_state *state = tty->driver_data;
-	struct uart_info *info = &state->info;
+	struct tty_port *port = &state->port;
 
 	BUG_ON(!kernel_locked());
-	pr_debug("uart_hangup(%d)\n", state->port->line);
+	pr_debug("uart_hangup(%d)\n", state->uart_port->line);
 
-	mutex_lock(&state->mutex);
-	if (info->flags & UIF_NORMAL_ACTIVE) {
+	mutex_lock(&port->mutex);
+	if (port->flags & ASYNC_NORMAL_ACTIVE) {
 		uart_flush_buffer(tty);
 		uart_shutdown(state);
-		state->count = 0;
-		info->flags &= ~UIF_NORMAL_ACTIVE;
-		info->port.tty = NULL;
-		wake_up_interruptible(&info->port.open_wait);
-		wake_up_interruptible(&info->delta_msr_wait);
+		port->count = 0;
+		clear_bit(ASYNCB_NORMAL_ACTIVE, &port->flags);
+		tty_port_tty_set(port, NULL);
+		wake_up_interruptible(&port->open_wait);
+		wake_up_interruptible(&port->delta_msr_wait);
 	}
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 }
 
 /*
@@ -1438,8 +1449,8 @@ static void uart_hangup(struct tty_struct *tty)
  */
 static void uart_update_termios(struct uart_state *state)
 {
-	struct tty_struct *tty = state->info.port.tty;
-	struct uart_port *port = state->port;
+	struct tty_struct *tty = state->port.tty;
+	struct uart_port *port = state->uart_port;
 
 	if (uart_console(port) && port->cons->cflag) {
 		tty->termios->c_cflag = port->cons->cflag;
@@ -1473,27 +1484,27 @@ static int
 uart_block_til_ready(struct file *filp, struct uart_state *state)
 {
 	DECLARE_WAITQUEUE(wait, current);
-	struct uart_info *info = &state->info;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
+	struct tty_port *port = &state->port;
 	unsigned int mctrl;
 
-	info->port.blocked_open++;
-	state->count--;
+	port->blocked_open++;
+	port->count--;
 
-	add_wait_queue(&info->port.open_wait, &wait);
+	add_wait_queue(&port->open_wait, &wait);
 	while (1) {
 		set_current_state(TASK_INTERRUPTIBLE);
 
 		/*
 		 * If we have been hung up, tell userspace/restart open.
 		 */
-		if (tty_hung_up_p(filp) || info->port.tty == NULL)
+		if (tty_hung_up_p(filp) || port->tty == NULL)
 			break;
 
 		/*
 		 * If the port has been closed, tell userspace/restart open.
 		 */
-		if (!(info->flags & UIF_INITIALIZED))
+		if (!(port->flags & ASYNC_INITIALIZED))
 			break;
 
 		/*
@@ -1506,8 +1517,8 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
 		 * have set TTY_IO_ERROR for a non-existant port.
 		 */
 		if ((filp->f_flags & O_NONBLOCK) ||
-		    (info->port.tty->termios->c_cflag & CLOCAL) ||
-		    (info->port.tty->flags & (1 << TTY_IO_ERROR)))
+		    (port->tty->termios->c_cflag & CLOCAL) ||
+		    (port->tty->flags & (1 << TTY_IO_ERROR)))
 			break;
 
 		/*
@@ -1515,37 +1526,37 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
 		 * not set RTS here - we want to make sure we catch
 		 * the data from the modem.
 		 */
-		if (info->port.tty->termios->c_cflag & CBAUD)
-			uart_set_mctrl(port, TIOCM_DTR);
+		if (port->tty->termios->c_cflag & CBAUD)
+			uart_set_mctrl(uport, TIOCM_DTR);
 
 		/*
 		 * and wait for the carrier to indicate that the
 		 * modem is ready for us.
 		 */
-		spin_lock_irq(&port->lock);
-		port->ops->enable_ms(port);
-		mctrl = port->ops->get_mctrl(port);
-		spin_unlock_irq(&port->lock);
+		spin_lock_irq(&uport->lock);
+		uport->ops->enable_ms(uport);
+		mctrl = uport->ops->get_mctrl(uport);
+		spin_unlock_irq(&uport->lock);
 		if (mctrl & TIOCM_CAR)
 			break;
 
-		mutex_unlock(&state->mutex);
+		mutex_unlock(&port->mutex);
 		schedule();
-		mutex_lock(&state->mutex);
+		mutex_lock(&port->mutex);
 
 		if (signal_pending(current))
 			break;
 	}
 	set_current_state(TASK_RUNNING);
-	remove_wait_queue(&info->port.open_wait, &wait);
+	remove_wait_queue(&port->open_wait, &wait);
 
-	state->count++;
-	info->port.blocked_open--;
+	port->count++;
+	port->blocked_open--;
 
 	if (signal_pending(current))
 		return -ERESTARTSYS;
 
-	if (!info->port.tty || tty_hung_up_p(filp))
+	if (!port->tty || tty_hung_up_p(filp))
 		return -EAGAIN;
 
 	return 0;
@@ -1554,24 +1565,26 @@ uart_block_til_ready(struct file *filp, struct uart_state *state)
 static struct uart_state *uart_get(struct uart_driver *drv, int line)
 {
 	struct uart_state *state;
+	struct tty_port *port;
 	int ret = 0;
 
 	state = drv->state + line;
-	if (mutex_lock_interruptible(&state->mutex)) {
+	port = &state->port;
+	if (mutex_lock_interruptible(&port->mutex)) {
 		ret = -ERESTARTSYS;
 		goto err;
 	}
 
-	state->count++;
-	if (!state->port || state->port->flags & UPF_DEAD) {
+	port->count++;
+	if (!state->uart_port || state->uart_port->flags & UPF_DEAD) {
 		ret = -ENXIO;
 		goto err_unlock;
 	}
 	return state;
 
  err_unlock:
-	state->count--;
-	mutex_unlock(&state->mutex);
+	port->count--;
+	mutex_unlock(&port->mutex);
  err:
 	return ERR_PTR(ret);
 }
@@ -1590,6 +1603,7 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
 {
 	struct uart_driver *drv = (struct uart_driver *)tty->driver->driver_state;
 	struct uart_state *state;
+	struct tty_port *port;
 	int retval, line = tty->index;
 
 	BUG_ON(!kernel_locked());
@@ -1606,16 +1620,18 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
 
 	/*
 	 * We take the semaphore inside uart_get to guarantee that we won't
-	 * be re-entered while allocating the info structure, or while we
+	 * be re-entered while allocating the state structure, or while we
 	 * request any IRQs that the driver may need.  This also has the nice
 	 * side-effect that it delays the action of uart_hangup, so we can
-	 * guarantee that info->port.tty will always contain something reasonable.
+	 * guarantee that state->port.tty will always contain something
+	 * reasonable.
 	 */
 	state = uart_get(drv, line);
 	if (IS_ERR(state)) {
 		retval = PTR_ERR(state);
 		goto fail;
 	}
+	port = &state->port;
 
 	/*
 	 * Once we set tty->driver_data here, we are guaranteed that
@@ -1623,25 +1639,25 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
 	 * Any failures from here onwards should not touch the count.
 	 */
 	tty->driver_data = state;
-	state->port->info = &state->info;
-	tty->low_latency = (state->port->flags & UPF_LOW_LATENCY) ? 1 : 0;
+	state->uart_port->state = state;
+	tty->low_latency = (state->uart_port->flags & UPF_LOW_LATENCY) ? 1 : 0;
 	tty->alt_speed = 0;
-	state->info.port.tty = tty;
+	tty_port_tty_set(port, tty);
 
 	/*
 	 * If the port is in the middle of closing, bail out now.
 	 */
 	if (tty_hung_up_p(filp)) {
 		retval = -EAGAIN;
-		state->count--;
-		mutex_unlock(&state->mutex);
+		port->count--;
+		mutex_unlock(&port->mutex);
 		goto fail;
 	}
 
 	/*
 	 * Make sure the device is in D0 state.
 	 */
-	if (state->count == 1)
+	if (port->count == 1)
 		uart_change_pm(state, 0);
 
 	/*
@@ -1654,18 +1670,18 @@ static int uart_open(struct tty_struct *tty, struct file *filp)
 	 */
 	if (retval == 0)
 		retval = uart_block_til_ready(filp, state);
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 
 	/*
 	 * If this is the first open to succeed, adjust things to suit.
 	 */
-	if (retval == 0 && !(state->info.flags & UIF_NORMAL_ACTIVE)) {
-		state->info.flags |= UIF_NORMAL_ACTIVE;
+	if (retval == 0 && !(port->flags & ASYNC_NORMAL_ACTIVE)) {
+		set_bit(ASYNCB_NORMAL_ACTIVE, &port->flags);
 
 		uart_update_termios(state);
 	}
 
- fail:
+fail:
 	return retval;
 }
 
@@ -1687,57 +1703,58 @@ static const char *uart_type(struct uart_port *port)
 static void uart_line_info(struct seq_file *m, struct uart_driver *drv, int i)
 {
 	struct uart_state *state = drv->state + i;
+	struct tty_port *port = &state->port;
 	int pm_state;
-	struct uart_port *port = state->port;
+	struct uart_port *uport = state->uart_port;
 	char stat_buf[32];
 	unsigned int status;
 	int mmio;
 
-	if (!port)
+	if (!uport)
 		return;
 
-	mmio = port->iotype >= UPIO_MEM;
+	mmio = uport->iotype >= UPIO_MEM;
 	seq_printf(m, "%d: uart:%s %s%08llX irq:%d",
-			port->line, uart_type(port),
+			uport->line, uart_type(uport),
 			mmio ? "mmio:0x" : "port:",
-			mmio ? (unsigned long long)port->mapbase
-			     : (unsigned long long) port->iobase,
-			port->irq);
+			mmio ? (unsigned long long)uport->mapbase
+			     : (unsigned long long)uport->iobase,
+			uport->irq);
 
-	if (port->type == PORT_UNKNOWN) {
+	if (uport->type == PORT_UNKNOWN) {
 		seq_putc(m, '\n');
 		return;
 	}
 
 	if (capable(CAP_SYS_ADMIN)) {
-		mutex_lock(&state->mutex);
+		mutex_lock(&port->mutex);
 		pm_state = state->pm_state;
 		if (pm_state)
 			uart_change_pm(state, 0);
-		spin_lock_irq(&port->lock);
-		status = port->ops->get_mctrl(port);
-		spin_unlock_irq(&port->lock);
+		spin_lock_irq(&uport->lock);
+		status = uport->ops->get_mctrl(uport);
+		spin_unlock_irq(&uport->lock);
 		if (pm_state)
 			uart_change_pm(state, pm_state);
-		mutex_unlock(&state->mutex);
+		mutex_unlock(&port->mutex);
 
 		seq_printf(m, " tx:%d rx:%d",
-				port->icount.tx, port->icount.rx);
-		if (port->icount.frame)
+				uport->icount.tx, uport->icount.rx);
+		if (uport->icount.frame)
 			seq_printf(m, " fe:%d",
-				port->icount.frame);
-		if (port->icount.parity)
+				uport->icount.frame);
+		if (uport->icount.parity)
 			seq_printf(m, " pe:%d",
-				port->icount.parity);
-		if (port->icount.brk)
+				uport->icount.parity);
+		if (uport->icount.brk)
 			seq_printf(m, " brk:%d",
-				port->icount.brk);
-		if (port->icount.overrun)
+				uport->icount.brk);
+		if (uport->icount.overrun)
 			seq_printf(m, " oe:%d",
-				port->icount.overrun);
+				uport->icount.overrun);
 
 #define INFOBIT(bit, str) \
-	if (port->mctrl & (bit)) \
+	if (uport->mctrl & (bit)) \
 		strncat(stat_buf, (str), sizeof(stat_buf) - \
 			strlen(stat_buf) - 2)
 #define STATBIT(bit, str) \
@@ -1958,7 +1975,7 @@ EXPORT_SYMBOL_GPL(uart_set_options);
 
 static void uart_change_pm(struct uart_state *state, int pm_state)
 {
-	struct uart_port *port = state->port;
+	struct uart_port *port = state->uart_port;
 
 	if (state->pm_state != pm_state) {
 		if (port->ops->pm)
@@ -1982,132 +1999,138 @@ static int serial_match_port(struct device *dev, void *data)
 	return dev->devt == devt; /* Actually, only one tty per port */
 }
 
-int uart_suspend_port(struct uart_driver *drv, struct uart_port *port)
+int uart_suspend_port(struct uart_driver *drv, struct uart_port *uport)
 {
-	struct uart_state *state = drv->state + port->line;
+	struct uart_state *state = drv->state + uport->line;
+	struct tty_port *port = &state->port;
 	struct device *tty_dev;
-	struct uart_match match = {port, drv};
+	struct uart_match match = {uport, drv};
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
-	if (!console_suspend_enabled && uart_console(port)) {
+	if (!console_suspend_enabled && uart_console(uport)) {
 		/* we're going to avoid suspending serial console */
-		mutex_unlock(&state->mutex);
+		mutex_unlock(&port->mutex);
 		return 0;
 	}
 
-	tty_dev = device_find_child(port->dev, &match, serial_match_port);
+	tty_dev = device_find_child(uport->dev, &match, serial_match_port);
 	if (device_may_wakeup(tty_dev)) {
-		enable_irq_wake(port->irq);
+		enable_irq_wake(uport->irq);
 		put_device(tty_dev);
-		mutex_unlock(&state->mutex);
+		mutex_unlock(&port->mutex);
 		return 0;
 	}
-	port->suspended = 1;
+	uport->suspended = 1;
 
-	if (state->info.flags & UIF_INITIALIZED) {
-		const struct uart_ops *ops = port->ops;
+	if (port->flags & ASYNC_INITIALIZED) {
+		const struct uart_ops *ops = uport->ops;
 		int tries;
 
-		state->info.flags = (state->info.flags & ~UIF_INITIALIZED)
-				     | UIF_SUSPENDED;
+		set_bit(ASYNCB_SUSPENDED, &port->flags);
+		clear_bit(ASYNCB_INITIALIZED, &port->flags);
 
-		spin_lock_irq(&port->lock);
-		ops->stop_tx(port);
-		ops->set_mctrl(port, 0);
-		ops->stop_rx(port);
-		spin_unlock_irq(&port->lock);
+		spin_lock_irq(&uport->lock);
+		ops->stop_tx(uport);
+		ops->set_mctrl(uport, 0);
+		ops->stop_rx(uport);
+		spin_unlock_irq(&uport->lock);
 
 		/*
 		 * Wait for the transmitter to empty.
 		 */
-		for (tries = 3; !ops->tx_empty(port) && tries; tries--)
+		for (tries = 3; !ops->tx_empty(uport) && tries; tries--)
 			msleep(10);
 		if (!tries)
 			printk(KERN_ERR "%s%s%s%d: Unable to drain "
 					"transmitter\n",
-			       port->dev ? dev_name(port->dev) : "",
-			       port->dev ? ": " : "",
+			       uport->dev ? dev_name(uport->dev) : "",
+			       uport->dev ? ": " : "",
 			       drv->dev_name,
-			       drv->tty_driver->name_base + port->line);
+			       drv->tty_driver->name_base + uport->line);
 
-		ops->shutdown(port);
+		ops->shutdown(uport);
 	}
 
 	/*
 	 * Disable the console device before suspending.
 	 */
-	if (uart_console(port))
-		console_stop(port->cons);
+	if (uart_console(uport))
+		console_stop(uport->cons);
 
 	uart_change_pm(state, 3);
 
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 
 	return 0;
 }
 
-int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
+int uart_resume_port(struct uart_driver *drv, struct uart_port *uport)
 {
-	struct uart_state *state = drv->state + port->line;
+	struct uart_state *state = drv->state + uport->line;
+	struct tty_port *port = &state->port;
 	struct device *tty_dev;
-	struct uart_match match = {port, drv};
+	struct uart_match match = {uport, drv};
+	struct ktermios termios;
 
-	mutex_lock(&state->mutex);
+	mutex_lock(&port->mutex);
 
-	if (!console_suspend_enabled && uart_console(port)) {
+	if (!console_suspend_enabled && uart_console(uport)) {
 		/* no need to resume serial console, it wasn't suspended */
-		mutex_unlock(&state->mutex);
+		/*
+		 * First try to use the console cflag setting.
+		 */
+		memset(&termios, 0, sizeof(struct ktermios));
+		termios.c_cflag = uport->cons->cflag;
+		/*
+		 * If that's unset, use the tty termios setting.
+		 */
+		if (termios.c_cflag == 0)
+			termios = *state->port.tty->termios;
+		else {
+			termios.c_ispeed = termios.c_ospeed =
+				tty_termios_input_baud_rate(&termios);
+			termios.c_ispeed = termios.c_ospeed =
+				tty_termios_baud_rate(&termios);
+		}
+		uport->ops->set_termios(uport, &termios, NULL);
+		mutex_unlock(&port->mutex);
 		return 0;
 	}
 
-	tty_dev = device_find_child(port->dev, &match, serial_match_port);
-	if (!port->suspended && device_may_wakeup(tty_dev)) {
-		disable_irq_wake(port->irq);
-		mutex_unlock(&state->mutex);
+	tty_dev = device_find_child(uport->dev, &match, serial_match_port);
+	if (!uport->suspended && device_may_wakeup(tty_dev)) {
+		disable_irq_wake(uport->irq);
+		mutex_unlock(&port->mutex);
 		return 0;
 	}
-	port->suspended = 0;
+	uport->suspended = 0;
 
 	/*
 	 * Re-enable the console device after suspending.
 	 */
-	if (uart_console(port)) {
-		struct ktermios termios;
-
-		/*
-		 * First try to use the console cflag setting.
-		 */
-		memset(&termios, 0, sizeof(struct ktermios));
-		termios.c_cflag = port->cons->cflag;
-
-		/*
-		 * If that's unset, use the tty termios setting.
-		 */
-		if (state->info.port.tty && termios.c_cflag == 0)
-			termios = *state->info.port.tty->termios;
-
+	if (uart_console(uport)) {
 		uart_change_pm(state, 0);
-		port->ops->set_termios(port, &termios, NULL);
-		console_start(port->cons);
+		uport->ops->set_termios(uport, &termios, NULL);
+		console_start(uport->cons);
 	}
 
-	if (state->info.flags & UIF_SUSPENDED) {
-		const struct uart_ops *ops = port->ops;
+	if (port->flags & ASYNC_SUSPENDED) {
+		const struct uart_ops *ops = uport->ops;
 		int ret;
 
 		uart_change_pm(state, 0);
-		spin_lock_irq(&port->lock);
-		ops->set_mctrl(port, 0);
-		spin_unlock_irq(&port->lock);
-		ret = ops->startup(port);
+		spin_lock_irq(&uport->lock);
+		ops->set_mctrl(uport, 0);
+		spin_unlock_irq(&uport->lock);
+		ret = ops->startup(uport);
 		if (ret == 0) {
 			uart_change_speed(state, NULL);
-			spin_lock_irq(&port->lock);
-			ops->set_mctrl(port, port->mctrl);
-			ops->start_tx(port);
-			spin_unlock_irq(&port->lock);
-			state->info.flags |= UIF_INITIALIZED;
+			spin_lock_irq(&uport->lock);
+			ops->set_mctrl(uport, uport->mctrl);
+			ops->start_tx(uport);
+			spin_unlock_irq(&uport->lock);
+			set_bit(ASYNCB_INITIALIZED, &port->flags);
 		} else {
 			/*
 			 * Failed to resume - maybe hardware went away?
@@ -2117,10 +2140,10 @@ int uart_resume_port(struct uart_driver *drv, struct uart_port *port)
 			uart_shutdown(state);
 		}
 
-		state->info.flags &= ~UIF_SUSPENDED;
+		clear_bit(ASYNCB_SUSPENDED, &port->flags);
 	}
 
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 
 	return 0;
 }
@@ -2232,10 +2255,10 @@ static int uart_poll_init(struct tty_driver *driver, int line, char *options)
 	int parity = 'n';
 	int flow = 'n';
 
-	if (!state || !state->port)
+	if (!state || !state->uart_port)
 		return -1;
 
-	port = state->port;
+	port = state->uart_port;
 	if (!(port->ops->poll_get_char && port->ops->poll_put_char))
 		return -1;
 
@@ -2253,10 +2276,10 @@ static int uart_poll_get_char(struct tty_driver *driver, int line)
 	struct uart_state *state = drv->state + line;
 	struct uart_port *port;
 
-	if (!state || !state->port)
+	if (!state || !state->uart_port)
 		return -1;
 
-	port = state->port;
+	port = state->uart_port;
 	return port->ops->poll_get_char(port);
 }
 
@@ -2266,10 +2289,10 @@ static void uart_poll_put_char(struct tty_driver *driver, int line, char ch)
 	struct uart_state *state = drv->state + line;
 	struct uart_port *port;
 
-	if (!state || !state->port)
+	if (!state || !state->uart_port)
 		return;
 
-	port = state->port;
+	port = state->uart_port;
 	port->ops->poll_put_char(port, ch);
 }
 #endif
@@ -2360,14 +2383,12 @@ int uart_register_driver(struct uart_driver *drv)
 	 */
 	for (i = 0; i < drv->nr; i++) {
 		struct uart_state *state = drv->state + i;
+		struct tty_port *port = &state->port;
 
-		state->close_delay     = 500;	/* .5 seconds */
-		state->closing_wait    = 30000;	/* 30 seconds */
-		mutex_init(&state->mutex);
-
-		tty_port_init(&state->info.port);
-		init_waitqueue_head(&state->info.delta_msr_wait);
-		tasklet_init(&state->info.tlet, uart_tasklet_action,
+		tty_port_init(port);
+		port->close_delay     = 500;	/* .5 seconds */
+		port->closing_wait    = 30000;	/* 30 seconds */
+		tasklet_init(&state->tlet, uart_tasklet_action,
 			     (unsigned long)state);
 	}
 
@@ -2408,69 +2429,71 @@ struct tty_driver *uart_console_device(struct console *co, int *index)
 /**
  *	uart_add_one_port - attach a driver-defined port structure
  *	@drv: pointer to the uart low level driver structure for this port
- *	@port: uart port structure to use for this port.
+ *	@uport: uart port structure to use for this port.
  *
  *	This allows the driver to register its own uart_port structure
  *	with the core driver.  The main purpose is to allow the low
  *	level uart drivers to expand uart_port, rather than having yet
  *	more levels of structures.
  */
-int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
+int uart_add_one_port(struct uart_driver *drv, struct uart_port *uport)
 {
 	struct uart_state *state;
+	struct tty_port *port;
 	int ret = 0;
 	struct device *tty_dev;
 
 	BUG_ON(in_interrupt());
 
-	if (port->line >= drv->nr)
+	if (uport->line >= drv->nr)
 		return -EINVAL;
 
-	state = drv->state + port->line;
+	state = drv->state + uport->line;
+	port = &state->port;
 
 	mutex_lock(&port_mutex);
-	mutex_lock(&state->mutex);
-	if (state->port) {
+	mutex_lock(&port->mutex);
+	if (state->uart_port) {
 		ret = -EINVAL;
 		goto out;
 	}
 
-	state->port = port;
+	state->uart_port = uport;
 	state->pm_state = -1;
 
-	port->cons = drv->cons;
-	port->info = &state->info;
+	uport->cons = drv->cons;
+	uport->state = state;
 
 	/*
 	 * If this port is a console, then the spinlock is already
 	 * initialised.
 	 */
-	if (!(uart_console(port) && (port->cons->flags & CON_ENABLED))) {
-		spin_lock_init(&port->lock);
-		lockdep_set_class(&port->lock, &port_lock_key);
+	if (!(uart_console(uport) && (uport->cons->flags & CON_ENABLED))) {
+		spin_lock_init(&uport->lock);
+		lockdep_set_class(&uport->lock, &port_lock_key);
 	}
 
-	uart_configure_port(drv, state, port);
+	uart_configure_port(drv, state, uport);
 
 	/*
 	 * Register the port whether it's detected or not.  This allows
 	 * setserial to be used to alter this ports parameters.
 	 */
-	tty_dev = tty_register_device(drv->tty_driver, port->line, port->dev);
+	tty_dev = tty_register_device(drv->tty_driver, uport->line, uport->dev);
 	if (likely(!IS_ERR(tty_dev))) {
 		device_init_wakeup(tty_dev, 1);
 		device_set_wakeup_enable(tty_dev, 0);
 	} else
 		printk(KERN_ERR "Cannot register tty device on line %d\n",
-		       port->line);
+		       uport->line);
 
 	/*
 	 * Ensure UPF_DEAD is not set.
 	 */
-	port->flags &= ~UPF_DEAD;
+	uport->flags &= ~UPF_DEAD;
 
  out:
-	mutex_unlock(&state->mutex);
+	mutex_unlock(&port->mutex);
 	mutex_unlock(&port_mutex);
 
 	return ret;
@@ -2479,22 +2502,22 @@ int uart_add_one_port(struct uart_driver *drv, struct uart_port *port)
 /**
  *	uart_remove_one_port - detach a driver defined port structure
  *	@drv: pointer to the uart low level driver structure for this port
- *	@port: uart port structure for this port
+ *	@uport: uart port structure for this port
  *
  *	This unhooks (and hangs up) the specified port structure from the
  *	core driver.  No further calls will be made to the low-level code
  *	for this port.
  */
-int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
+int uart_remove_one_port(struct uart_driver *drv, struct uart_port *uport)
 {
-	struct uart_state *state = drv->state + port->line;
-	struct uart_info *info;
+	struct uart_state *state = drv->state + uport->line;
+	struct tty_port *port = &state->port;
 
 	BUG_ON(in_interrupt());
 
-	if (state->port != port)
+	if (state->uart_port != uport)
 		printk(KERN_ALERT "Removing wrong port: %p != %p\n",
-			state->port, port);
+			state->uart_port, uport);
 
 	mutex_lock(&port_mutex);
 
@@ -2502,37 +2525,35 @@ int uart_remove_one_port(struct uart_driver *drv, struct uart_port *port)
 	 * Mark the port "dead" - this prevents any opens from
 	 * succeeding while we shut down the port.
 	 */
-	mutex_lock(&state->mutex);
-	port->flags |= UPF_DEAD;
-	mutex_unlock(&state->mutex);
+	mutex_lock(&port->mutex);
+	uport->flags |= UPF_DEAD;
+	mutex_unlock(&port->mutex);
 
 	/*
 	 * Remove the devices from the tty layer
 	 */
-	tty_unregister_device(drv->tty_driver, port->line);
+	tty_unregister_device(drv->tty_driver, uport->line);
 
-	info = &state->info;
-	if (info && info->port.tty)
-		tty_vhangup(info->port.tty);
+	if (port->tty)
+		tty_vhangup(port->tty);
 
 	/*
 	 * Free the port IO and memory resources, if any.
 	 */
-	if (port->type != PORT_UNKNOWN)
-		port->ops->release_port(port);
+	if (uport->type != PORT_UNKNOWN)
+		uport->ops->release_port(uport);
 
 	/*
 	 * Indicate that there isn't a port here anymore.
 	 */
-	port->type = PORT_UNKNOWN;
+	uport->type = PORT_UNKNOWN;
 
 	/*
 	 * Kill the tasklet, and free resources.
 	 */
-	if (info)
-		tasklet_kill(&info->tlet);
+	tasklet_kill(&state->tlet);
 
-	state->port = NULL;
+	state->uart_port = NULL;
 	mutex_unlock(&port_mutex);
 
 	return 0;
diff --git a/drivers/serial/serial_cs.c b/drivers/serial/serial_cs.c
index ed4648b556c7..7c7914f5fa02 100644
--- a/drivers/serial/serial_cs.c
+++ b/drivers/serial/serial_cs.c
@@ -873,19 +873,20 @@ static struct pcmcia_device_id serial_ids[] = {
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet", 0xf5f025c2, 0x338e8155, "cis/PCMLM28.cis"),
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "Psion Dacom", "Gold Card V34 Ethernet GSM", 0xf5f025c2, 0x4ae85d35, "cis/PCMLM28.cis"),
 	PCMCIA_PFC_DEVICE_CIS_PROD_ID12(1, "LINKSYS", "PCMLM28", 0xf7cb0b07, 0x66881874, "cis/PCMLM28.cis"),
-	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "DP83903.cis"),
-	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_PROD_ID12(1, "DAYNA COMMUNICATIONS", "LAN AND MODEM MULTIFUNCTION", 0x8fdf8f89, 0xdd5ed9e8, "cis/DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_PROD_ID4(1, "NSC MF LAN/Modem", 0x58fc6056, "cis/DP83903.cis"),
 	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0556, "cis/3CCFEM556.cis"),
-	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "DP83903.cis"),
+	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0175, 0x0000, "cis/DP83903.cis"),
 	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x0035, "cis/3CXEM556.cis"),
 	PCMCIA_MFC_DEVICE_CIS_MANF_CARD(1, 0x0101, 0x003d, "cis/3CXEM556.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "SW_8xx_SER.cis"),  /* Sierra Wireless AC850 3G Network Adapter R1 */
-	PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0x0710, "SW_7xx_SER.cis"),	/* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
-	PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
-	PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
+	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC850", 0xd85f6206, 0x42a2c018, "cis/SW_8xx_SER.cis"), /* Sierra Wireless AC850 3G Network Adapter R1 */
+	PCMCIA_DEVICE_CIS_PROD_ID12("Sierra Wireless", "AC710/AC750", 0xd85f6206, 0x761b11e0, "cis/SW_7xx_SER.cis"),  /* Sierra Wireless AC710/AC750 GPRS Network Adapter R1 */
+	PCMCIA_DEVICE_CIS_MANF_CARD(0x0192, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- pre update */
+	PCMCIA_DEVICE_CIS_MANF_CARD(0x013f, 0xa555, "cis/SW_555_SER.cis"),  /* Sierra Aircard 555 CDMA 1xrtt Modem -- post update */
 	PCMCIA_DEVICE_CIS_PROD_ID12("MultiTech", "PCMCIA 56K DataFax", 0x842047ee, 0xc2efcf03, "cis/MT5634ZLX.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "COMpad4.cis"),
-	PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "COMpad2.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-2", 0x96913a85, 0x27ab5437, "cis/COMpad2.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID12("ADVANTECH", "COMpad-32/85B-4", 0x96913a85, 0xcec8f102, "cis/COMpad4.cis"),
+	PCMCIA_DEVICE_CIS_PROD_ID123("ADVANTECH", "COMpad-32/85", "1.0", 0x96913a85, 0x8fbe92ae, 0x0877b627, "cis/COMpad2.cis"),
 	PCMCIA_DEVICE_CIS_PROD_ID2("RS-COM 2P", 0xad20b156, "cis/RS-COM-2P.cis"),
 	PCMCIA_DEVICE_CIS_MANF_CARD(0x0013, 0x0000, "GLOBETROTTER.cis"),
 	PCMCIA_DEVICE_PROD_ID12("ELAN DIGITAL SYSTEMS LTD, c1997.","SERIAL CARD: SL100  1.00.",0x19ca78af,0xf964f42b),
diff --git a/drivers/serial/serial_ks8695.c b/drivers/serial/serial_ks8695.c
index 52db5cc3f900..2e71bbc04dac 100644
--- a/drivers/serial/serial_ks8695.c
+++ b/drivers/serial/serial_ks8695.c
@@ -154,7 +154,7 @@ static void ks8695uart_disable_ms(struct uart_port *port)
 static irqreturn_t ks8695uart_rx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned int status, ch, lsr, flg, max_count = 256;
 
 	status = UART_GET_LSR(port);		/* clears pending LSR interrupts */
@@ -210,7 +210,7 @@ ignore_char:
 static irqreturn_t ks8695uart_tx_chars(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	unsigned int count;
 
 	if (port->x_char) {
@@ -266,7 +266,7 @@ static irqreturn_t ks8695uart_modem_status(int irq, void *dev_id)
 	if (status & URMS_URTERI)
 		port->icount.rng++;
 
-	wake_up_interruptible(&port->info->delta_msr_wait);
+	wake_up_interruptible(&port->state->port.delta_msr_wait);
 
 	return IRQ_HANDLED;
 }
diff --git a/drivers/serial/serial_lh7a40x.c b/drivers/serial/serial_lh7a40x.c
index a7bf024a8286..ea744707c4d6 100644
--- a/drivers/serial/serial_lh7a40x.c
+++ b/drivers/serial/serial_lh7a40x.c
@@ -138,7 +138,7 @@ static void lh7a40xuart_enable_ms (struct uart_port* port)
 
 static void lh7a40xuart_rx_chars (struct uart_port* port)
 {
-	struct tty_struct* tty = port->info->port.tty;
+	struct tty_struct* tty = port->state->port.tty;
 	int cbRxMax = 256;	/* (Gross) limit on receive */
 	unsigned int data;	/* Received data and status */
 	unsigned int flag;
@@ -184,7 +184,7 @@ static void lh7a40xuart_rx_chars (struct uart_port* port)
 
 static void lh7a40xuart_tx_chars (struct uart_port* port)
 {
-	struct circ_buf* xmit = &port->info->xmit;
+	struct circ_buf* xmit = &port->state->xmit;
 	int cbTxMax = port->fifosize;
 
 	if (port->x_char) {
@@ -241,7 +241,7 @@ static void lh7a40xuart_modem_status (struct uart_port* port)
 	if (delta & CTS)
 		uart_handle_cts_change (port, status & CTS);
 
-	wake_up_interruptible (&port->info->delta_msr_wait);
+	wake_up_interruptible (&port->state->port.delta_msr_wait);
 }
 
 static irqreturn_t lh7a40xuart_int (int irq, void* dev_id)
diff --git a/drivers/serial/serial_txx9.c b/drivers/serial/serial_txx9.c
index 54dd16d66a4b..c50e9fbbf743 100644
--- a/drivers/serial/serial_txx9.c
+++ b/drivers/serial/serial_txx9.c
@@ -221,21 +221,26 @@ sio_quot_set(struct uart_txx9_port *up, int quot)
 		sio_out(up, TXX9_SIBGR, 0xff | TXX9_SIBGR_BCLK_T6);
 }
 
+static struct uart_txx9_port *to_uart_txx9_port(struct uart_port *port)
+{
+	return container_of(port, struct uart_txx9_port, port);
+}
+
 static void serial_txx9_stop_tx(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	sio_mask(up, TXX9_SIDICR, TXX9_SIDICR_TIE);
 }
 
 static void serial_txx9_start_tx(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	sio_set(up, TXX9_SIDICR, TXX9_SIDICR_TIE);
 }
 
 static void serial_txx9_stop_rx(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	up->port.read_status_mask &= ~TXX9_SIDISR_RDIS;
 }
 
@@ -246,7 +251,7 @@ static void serial_txx9_enable_ms(struct uart_port *port)
 
 static void serial_txx9_initialize(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned int tmout = 10000;
 
 	sio_out(up, TXX9_SIFCR, TXX9_SIFCR_SWRST);
@@ -272,7 +277,7 @@ static void serial_txx9_initialize(struct uart_port *port)
 static inline void
 receive_chars(struct uart_txx9_port *up, unsigned int *status)
 {
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned char ch;
 	unsigned int disr = *status;
 	int max_count = 256;
@@ -348,7 +353,7 @@ receive_chars(struct uart_txx9_port *up, unsigned int *status)
 
 static inline void transmit_chars(struct uart_txx9_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int count;
 
 	if (up->port.x_char) {
@@ -414,7 +419,7 @@ static irqreturn_t serial_txx9_interrupt(int irq, void *dev_id)
 
 static unsigned int serial_txx9_tx_empty(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned long flags;
 	unsigned int ret;
 
@@ -427,7 +432,7 @@ static unsigned int serial_txx9_tx_empty(struct uart_port *port)
 
 static unsigned int serial_txx9_get_mctrl(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned int ret;
 
 	/* no modem control lines */
@@ -440,7 +445,7 @@ static unsigned int serial_txx9_get_mctrl(struct uart_port *port)
 
 static void serial_txx9_set_mctrl(struct uart_port *port, unsigned int mctrl)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 
 	if (mctrl & TIOCM_RTS)
 		sio_mask(up, TXX9_SIFLCR, TXX9_SIFLCR_RTSSC);
@@ -450,7 +455,7 @@ static void serial_txx9_set_mctrl(struct uart_port *port, unsigned int mctrl)
 
 static void serial_txx9_break_ctl(struct uart_port *port, int break_state)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned long flags;
 
 	spin_lock_irqsave(&up->port.lock, flags);
@@ -494,7 +499,7 @@ static int serial_txx9_get_poll_char(struct uart_port *port)
 {
 	unsigned int ier;
 	unsigned char c;
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 
 	/*
 	 *	First save the IER then disable the interrupts
@@ -520,7 +525,7 @@ static int serial_txx9_get_poll_char(struct uart_port *port)
 static void serial_txx9_put_poll_char(struct uart_port *port, unsigned char c)
 {
 	unsigned int ier;
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 
 	/*
 	 *	First save the IER then disable the interrupts
@@ -551,7 +556,7 @@ static void serial_txx9_put_poll_char(struct uart_port *port, unsigned char c)
 
 static int serial_txx9_startup(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned long flags;
 	int retval;
 
@@ -596,7 +601,7 @@ static int serial_txx9_startup(struct uart_port *port)
 
 static void serial_txx9_shutdown(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned long flags;
 
 	/*
@@ -636,7 +641,7 @@ static void
 serial_txx9_set_termios(struct uart_port *port, struct ktermios *termios,
 		       struct ktermios *old)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	unsigned int cval, fcr = 0;
 	unsigned long flags;
 	unsigned int baud, quot;
@@ -814,19 +819,19 @@ static void serial_txx9_release_resource(struct uart_txx9_port *up)
 
 static void serial_txx9_release_port(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	serial_txx9_release_resource(up);
 }
 
 static int serial_txx9_request_port(struct uart_port *port)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	return serial_txx9_request_resource(up);
 }
 
 static void serial_txx9_config_port(struct uart_port *port, int uflags)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 	int ret;
 
 	/*
@@ -897,7 +902,7 @@ static void __init serial_txx9_register_ports(struct uart_driver *drv,
 
 static void serial_txx9_console_putchar(struct uart_port *port, int ch)
 {
-	struct uart_txx9_port *up = (struct uart_txx9_port *)port;
+	struct uart_txx9_port *up = to_uart_txx9_port(port);
 
 	wait_for_xmitr(up);
 	sio_out(up, TXX9_SITFIFO, ch);
diff --git a/drivers/serial/sh-sci.c b/drivers/serial/sh-sci.c
index 32dc2fc50e6b..6498bd1fb6dd 100644
--- a/drivers/serial/sh-sci.c
+++ b/drivers/serial/sh-sci.c
@@ -361,7 +361,7 @@ static inline int sci_rxroom(struct uart_port *port)
 
 static void sci_transmit_chars(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 	unsigned int stopped = uart_tx_stopped(port);
 	unsigned short status;
 	unsigned short ctrl;
@@ -426,7 +426,7 @@ static void sci_transmit_chars(struct uart_port *port)
 static inline void sci_receive_chars(struct uart_port *port)
 {
 	struct sci_port *sci_port = to_sci_port(port);
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	int i, count, copied = 0;
 	unsigned short status;
 	unsigned char flag;
@@ -546,7 +546,7 @@ static inline int sci_handle_errors(struct uart_port *port)
 {
 	int copied = 0;
 	unsigned short status = sci_in(port, SCxSR);
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 
 	if (status & SCxSR_ORER(port)) {
 		/* overrun error */
@@ -600,7 +600,7 @@ static inline int sci_handle_errors(struct uart_port *port)
 
 static inline int sci_handle_fifo_overrun(struct uart_port *port)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	int copied = 0;
 
 	if (port->type != PORT_SCIF)
@@ -623,7 +623,7 @@ static inline int sci_handle_breaks(struct uart_port *port)
 {
 	int copied = 0;
 	unsigned short status = sci_in(port, SCxSR);
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	struct sci_port *s = to_sci_port(port);
 
 	if (uart_handle_break(port))
@@ -1143,7 +1143,7 @@ static void serial_console_write(struct console *co, const char *s,
 	while ((sci_in(port, SCxSR) & bits) != bits)
 		cpu_relax();
 
-	if (sci_port->disable);
+	if (sci_port->disable)
 		sci_port->disable(port);
 }
 
diff --git a/drivers/serial/sn_console.c b/drivers/serial/sn_console.c
index d5276c012f78..9794e0cd3dcc 100644
--- a/drivers/serial/sn_console.c
+++ b/drivers/serial/sn_console.c
@@ -469,9 +469,9 @@ sn_receive_chars(struct sn_cons_port *port, unsigned long flags)
 		return;
 	}
 
-	if (port->sc_port.info) {
+	if (port->sc_port.state) {
 		/* The serial_core stuffs are initilized, use them */
-		tty = port->sc_port.info->port.tty;
+		tty = port->sc_port.state->port.tty;
 	}
 	else {
 		/* Not registered yet - can't pass to tty layer.  */
@@ -550,9 +550,9 @@ static void sn_transmit_chars(struct sn_cons_port *port, int raw)
 
 	BUG_ON(!port->sc_is_asynch);
 
-	if (port->sc_port.info) {
+	if (port->sc_port.state) {
 		/* We're initilized, using serial core infrastructure */
-		xmit = &port->sc_port.info->xmit;
+		xmit = &port->sc_port.state->xmit;
 	} else {
 		/* Probably sn_sal_switch_to_asynch has been run but serial core isn't
 		 * initilized yet.  Just return.  Writes are going through
@@ -927,7 +927,7 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
 	/* We can't look at the xmit buffer if we're not registered with serial core
 	 *  yet.  So only do the fancy recovery after registering
 	 */
-	if (!port->sc_port.info) {
+	if (!port->sc_port.state) {
 		/* Not yet registered with serial core - simple case */
 		puts_raw_fixed(port->sc_ops->sal_puts_raw, s, count);
 		return;
@@ -936,8 +936,8 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
 	/* somebody really wants this output, might be an
 	 * oops, kdb, panic, etc.  make sure they get it. */
 	if (spin_is_locked(&port->sc_port.lock)) {
-		int lhead = port->sc_port.info->xmit.head;
-		int ltail = port->sc_port.info->xmit.tail;
+		int lhead = port->sc_port.state->xmit.head;
+		int ltail = port->sc_port.state->xmit.tail;
 		int counter, got_lock = 0;
 
 		/*
@@ -962,13 +962,13 @@ sn_sal_console_write(struct console *co, const char *s, unsigned count)
 				break;
 			} else {
 				/* still locked */
-				if ((lhead != port->sc_port.info->xmit.head)
+				if ((lhead != port->sc_port.state->xmit.head)
 				    || (ltail !=
-					port->sc_port.info->xmit.tail)) {
+					port->sc_port.state->xmit.tail)) {
 					lhead =
-						port->sc_port.info->xmit.head;
+						port->sc_port.state->xmit.head;
 					ltail =
-						port->sc_port.info->xmit.tail;
+						port->sc_port.state->xmit.tail;
 					counter = 0;
 				}
 			}
diff --git a/drivers/serial/suncore.c b/drivers/serial/suncore.c
index a2d4a19550ab..ed7d958b0a01 100644
--- a/drivers/serial/suncore.c
+++ b/drivers/serial/suncore.c
@@ -53,20 +53,21 @@ void sunserial_unregister_minors(struct uart_driver *drv, int count)
 EXPORT_SYMBOL(sunserial_unregister_minors);
 
 int sunserial_console_match(struct console *con, struct device_node *dp,
-			    struct uart_driver *drv, int line)
+			    struct uart_driver *drv, int line, bool ignore_line)
 {
-	int off;
-
 	if (!con || of_console_device != dp)
 		return 0;
 
-	off = 0;
-	if (of_console_options &&
-	    *of_console_options == 'b')
-		off = 1;
+	if (!ignore_line) {
+		int off = 0;
 
-	if ((line & 1) != off)
-		return 0;
+		if (of_console_options &&
+		    *of_console_options == 'b')
+			off = 1;
+
+		if ((line & 1) != off)
+			return 0;
+	}
 
 	con->index = line;
 	drv->cons = con;
@@ -76,23 +77,24 @@ int sunserial_console_match(struct console *con, struct device_node *dp,
 }
 EXPORT_SYMBOL(sunserial_console_match);
 
-void
-sunserial_console_termios(struct console *con)
+void sunserial_console_termios(struct console *con, struct device_node *uart_dp)
 {
-	struct device_node *dp;
-	const char *od, *mode, *s;
+	const char *mode, *s;
 	char mode_prop[] = "ttyX-mode";
 	int baud, bits, stop, cflag;
 	char parity;
 
-	dp = of_find_node_by_path("/options");
-	od = of_get_property(dp, "output-device", NULL);
-	if (!strcmp(od, "rsc")) {
-		mode = of_get_property(of_console_device,
+	if (!strcmp(uart_dp->name, "rsc") ||
+	    !strcmp(uart_dp->name, "rsc-console") ||
+	    !strcmp(uart_dp->name, "rsc-control")) {
+		mode = of_get_property(uart_dp,
 				       "ssp-console-modes", NULL);
 		if (!mode)
 			mode = "115200,8,n,1,-";
+	} else if (!strcmp(uart_dp->name, "lom-console")) {
+		mode = "9600,8,n,1,-";
 	} else {
+		struct device_node *dp;
 		char c;
 
 		c = 'a';
@@ -101,6 +103,7 @@ sunserial_console_termios(struct console *con)
 
 		mode_prop[3] = c;
 
+		dp = of_find_node_by_path("/options");
 		mode = of_get_property(dp, mode_prop, NULL);
 		if (!mode)
 			mode = "9600,8,n,1,-";
diff --git a/drivers/serial/suncore.h b/drivers/serial/suncore.h
index 042668aa602e..db2057936c31 100644
--- a/drivers/serial/suncore.h
+++ b/drivers/serial/suncore.h
@@ -26,7 +26,8 @@ extern int sunserial_register_minors(struct uart_driver *, int);
 extern void sunserial_unregister_minors(struct uart_driver *, int);
 
 extern int sunserial_console_match(struct console *, struct device_node *,
-				   struct uart_driver *, int);
-extern void sunserial_console_termios(struct console *);
+				   struct uart_driver *, int, bool);
+extern void sunserial_console_termios(struct console *,
+				      struct device_node *);
 
 #endif /* !(_SERIAL_SUN_H) */
diff --git a/drivers/serial/sunhv.c b/drivers/serial/sunhv.c
index 1df5325faab2..d14cca7fb88d 100644
--- a/drivers/serial/sunhv.c
+++ b/drivers/serial/sunhv.c
@@ -184,8 +184,8 @@ static struct tty_struct *receive_chars(struct uart_port *port)
 {
 	struct tty_struct *tty = NULL;
 
-	if (port->info != NULL)		/* Unopened serial console */
-		tty = port->info->port.tty;
+	if (port->state != NULL)		/* Unopened serial console */
+		tty = port->state->port.tty;
 
 	if (sunhv_ops->receive_chars(port, tty))
 		sun_do_break();
@@ -197,10 +197,10 @@ static void transmit_chars(struct uart_port *port)
 {
 	struct circ_buf *xmit;
 
-	if (!port->info)
+	if (!port->state)
 		return;
 
-	xmit = &port->info->xmit;
+	xmit = &port->state->xmit;
 	if (uart_circ_empty(xmit) || uart_tx_stopped(port))
 		return;
 
@@ -566,7 +566,7 @@ static int __devinit hv_probe(struct of_device *op, const struct of_device_id *m
 		goto out_free_con_read_page;
 
 	sunserial_console_match(&sunhv_console, op->node,
-				&sunhv_reg, port->line);
+				&sunhv_reg, port->line, false);
 
 	err = uart_add_one_port(&sunhv_reg, port);
 	if (err)
diff --git a/drivers/serial/sunsab.c b/drivers/serial/sunsab.c
index 0355efe115d9..d514e28d0755 100644
--- a/drivers/serial/sunsab.c
+++ b/drivers/serial/sunsab.c
@@ -117,8 +117,8 @@ receive_chars(struct uart_sunsab_port *up,
 	int count = 0;
 	int i;
 
-	if (up->port.info != NULL)		/* Unopened serial console */
-		tty = up->port.info->port.tty;
+	if (up->port.state != NULL)		/* Unopened serial console */
+		tty = up->port.state->port.tty;
 
 	/* Read number of BYTES (Character + Status) available. */
 	if (stat->sreg.isr0 & SAB82532_ISR0_RPF) {
@@ -229,7 +229,7 @@ static void sunsab_tx_idle(struct uart_sunsab_port *);
 static void transmit_chars(struct uart_sunsab_port *up,
 			   union sab82532_irq_status *stat)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int i;
 
 	if (stat->sreg.isr1 & SAB82532_ISR1_ALLS) {
@@ -297,7 +297,7 @@ static void check_status(struct uart_sunsab_port *up,
 		up->port.icount.dsr++;
 	}
 
-	wake_up_interruptible(&up->port.info->delta_msr_wait);
+	wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 }
 
 static irqreturn_t sunsab_interrupt(int irq, void *dev_id)
@@ -429,7 +429,7 @@ static void sunsab_tx_idle(struct uart_sunsab_port *up)
 static void sunsab_start_tx(struct uart_port *port)
 {
 	struct uart_sunsab_port *up = (struct uart_sunsab_port *) port;
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int i;
 
 	up->interrupt_mask1 &= ~(SAB82532_IMR1_ALLS|SAB82532_IMR1_XPR);
@@ -883,7 +883,7 @@ static int sunsab_console_setup(struct console *con, char *options)
 	printk("Console: ttyS%d (SAB82532)\n",
 	       (sunsab_reg.minor - 64) + con->index);
 
-	sunserial_console_termios(con);
+	sunserial_console_termios(con, to_of_device(up->port.dev)->node);
 
 	switch (con->cflag & CBAUD) {
 	case B150: baud = 150; break;
@@ -1027,10 +1027,12 @@ static int __devinit sab_probe(struct of_device *op, const struct of_device_id *
 		goto out1;
 
 	sunserial_console_match(SUNSAB_CONSOLE(), op->node,
-				&sunsab_reg, up[0].port.line);
+				&sunsab_reg, up[0].port.line,
+				false);
 
 	sunserial_console_match(SUNSAB_CONSOLE(), op->node,
-				&sunsab_reg, up[1].port.line);
+				&sunsab_reg, up[1].port.line,
+				false);
 
 	err = uart_add_one_port(&sunsab_reg, &up[0].port);
 	if (err)
@@ -1116,7 +1118,6 @@ static int __init sunsab_init(void)
 		if (!sunsab_ports)
 			return -ENOMEM;
 
-		sunsab_reg.cons = SUNSAB_CONSOLE();
 		err = sunserial_register_minors(&sunsab_reg, num_channels);
 		if (err) {
 			kfree(sunsab_ports);
diff --git a/drivers/serial/sunsu.c b/drivers/serial/sunsu.c
index 47c6837850b1..170d3d68c8f0 100644
--- a/drivers/serial/sunsu.c
+++ b/drivers/serial/sunsu.c
@@ -311,7 +311,7 @@ static void sunsu_enable_ms(struct uart_port *port)
 static struct tty_struct *
 receive_chars(struct uart_sunsu_port *up, unsigned char *status)
 {
-	struct tty_struct *tty = up->port.info->port.tty;
+	struct tty_struct *tty = up->port.state->port.tty;
 	unsigned char ch, flag;
 	int max_count = 256;
 	int saw_console_brk = 0;
@@ -389,7 +389,7 @@ receive_chars(struct uart_sunsu_port *up, unsigned char *status)
 
 static void transmit_chars(struct uart_sunsu_port *up)
 {
-	struct circ_buf *xmit = &up->port.info->xmit;
+	struct circ_buf *xmit = &up->port.state->xmit;
 	int count;
 
 	if (up->port.x_char) {
@@ -441,7 +441,7 @@ static void check_modem_status(struct uart_sunsu_port *up)
 	if (status & UART_MSR_DCTS)
 		uart_handle_cts_change(&up->port, status & UART_MSR_CTS);
 
-	wake_up_interruptible(&up->port.info->delta_msr_wait);
+	wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 }
 
 static irqreturn_t sunsu_serial_interrupt(int irq, void *dev_id)
@@ -1329,11 +1329,9 @@ static void sunsu_console_write(struct console *co, const char *s,
  */
 static int __init sunsu_console_setup(struct console *co, char *options)
 {
+	static struct ktermios dummy;
+	struct ktermios termios;
 	struct uart_port *port;
-	int baud = 9600;
-	int bits = 8;
-	int parity = 'n';
-	int flow = 'n';
 
 	printk("Console: ttyS%d (SU)\n",
 	       (sunsu_reg.minor - 64) + co->index);
@@ -1352,10 +1350,15 @@ static int __init sunsu_console_setup(struct console *co, char *options)
 	 */
 	spin_lock_init(&port->lock);
 
-	if (options)
-		uart_parse_options(options, &baud, &parity, &bits, &flow);
+	/* Get firmware console settings.  */
+	sunserial_console_termios(co, to_of_device(port->dev)->node);
 
-	return uart_set_options(port, co, baud, parity, bits, flow);
+	memset(&termios, 0, sizeof(struct ktermios));
+	termios.c_cflag = co->cflag;
+	port->mctrl |= TIOCM_DTR;
+	port->ops->set_termios(port, &termios, &dummy);
+
+	return 0;
 }
 
 static struct console sunsu_console = {
@@ -1409,6 +1412,7 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m
 	struct uart_sunsu_port *up;
 	struct resource *rp;
 	enum su_type type;
+	bool ignore_line;
 	int err;
 
 	type = su_get_type(dp);
@@ -1467,8 +1471,14 @@ static int __devinit su_probe(struct of_device *op, const struct of_device_id *m
 
 	up->port.ops = &sunsu_pops;
 
+	ignore_line = false;
+	if (!strcmp(dp->name, "rsc-console") ||
+	    !strcmp(dp->name, "lom-console"))
+		ignore_line = true;
+
 	sunserial_console_match(SUNSU_CONSOLE(), dp,
-				&sunsu_reg, up->port.line);
+				&sunsu_reg, up->port.line,
+				ignore_line);
 	err = uart_add_one_port(&sunsu_reg, &up->port);
 	if (err)
 		goto out_unmap;
@@ -1517,6 +1527,10 @@ static const struct of_device_id su_match[] = {
 		.name = "serial",
 		.compatible = "su",
 	},
+	{
+		.type = "serial",
+		.compatible = "su",
+	},
 	{},
 };
 MODULE_DEVICE_TABLE(of, su_match);
@@ -1548,6 +1562,12 @@ static int __init sunsu_init(void)
 				num_uart++;
 		}
 	}
+	for_each_node_by_type(dp, "serial") {
+		if (of_device_is_compatible(dp, "su")) {
+			if (su_get_type(dp) == SU_PORT_PORT)
+				num_uart++;
+		}
+	}
 
 	if (num_uart) {
 		err = sunserial_register_minors(&sunsu_reg, num_uart);
diff --git a/drivers/serial/sunzilog.c b/drivers/serial/sunzilog.c
index e09d3cebb4fb..2c7a66af4f52 100644
--- a/drivers/serial/sunzilog.c
+++ b/drivers/serial/sunzilog.c
@@ -328,9 +328,9 @@ sunzilog_receive_chars(struct uart_sunzilog_port *up,
 	unsigned char ch, r1, flag;
 
 	tty = NULL;
-	if (up->port.info != NULL &&		/* Unopened serial console */
-	    up->port.info->port.tty != NULL)	/* Keyboard || mouse */
-		tty = up->port.info->port.tty;
+	if (up->port.state != NULL &&		/* Unopened serial console */
+	    up->port.state->port.tty != NULL)	/* Keyboard || mouse */
+		tty = up->port.state->port.tty;
 
 	for (;;) {
 
@@ -451,7 +451,7 @@ static void sunzilog_status_handle(struct uart_sunzilog_port *up,
 			uart_handle_cts_change(&up->port,
 					       (status & CTS));
 
-		wake_up_interruptible(&up->port.info->delta_msr_wait);
+		wake_up_interruptible(&up->port.state->port.delta_msr_wait);
 	}
 
 	up->prev_status = status;
@@ -501,9 +501,9 @@ static void sunzilog_transmit_chars(struct uart_sunzilog_port *up,
 		return;
 	}
 
-	if (up->port.info == NULL)
+	if (up->port.state == NULL)
 		goto ack_tx_int;
-	xmit = &up->port.info->xmit;
+	xmit = &up->port.state->xmit;
 	if (uart_circ_empty(xmit))
 		goto ack_tx_int;
 
@@ -705,7 +705,7 @@ static void sunzilog_start_tx(struct uart_port *port)
 		port->icount.tx++;
 		port->x_char = 0;
 	} else {
-		struct circ_buf *xmit = &port->info->xmit;
+		struct circ_buf *xmit = &port->state->xmit;
 
 		writeb(xmit->buf[xmit->tail], &channel->data);
 		ZSDELAY();
@@ -1180,7 +1180,7 @@ static int __init sunzilog_console_setup(struct console *con, char *options)
 	       (sunzilog_reg.minor - 64) + con->index, con->index);
 
 	/* Get firmware console settings.  */
-	sunserial_console_termios(con);
+	sunserial_console_termios(con, to_of_device(up->port.dev)->node);
 
 	/* Firmware console speed is limited to 150-->38400 baud so
 	 * this hackish cflag thing is OK.
@@ -1416,7 +1416,8 @@ static int __devinit zs_probe(struct of_device *op, const struct of_device_id *m
 
 	if (!keyboard_mouse) {
 		if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
-					    &sunzilog_reg, up[0].port.line))
+					    &sunzilog_reg, up[0].port.line,
+					    false))
 			up->flags |= SUNZILOG_FLAG_IS_CONS;
 		err = uart_add_one_port(&sunzilog_reg, &up[0].port);
 		if (err) {
@@ -1425,7 +1426,8 @@ static int __devinit zs_probe(struct of_device *op, const struct of_device_id *m
 			return err;
 		}
 		if (sunserial_console_match(SUNZILOG_CONSOLE(), op->node,
-					    &sunzilog_reg, up[1].port.line))
+					    &sunzilog_reg, up[1].port.line,
+					    false))
 			up->flags |= SUNZILOG_FLAG_IS_CONS;
 		err = uart_add_one_port(&sunzilog_reg, &up[1].port);
 		if (err) {
diff --git a/drivers/serial/timbuart.c b/drivers/serial/timbuart.c
index 063a313b755c..34b31da01d09 100644
--- a/drivers/serial/timbuart.c
+++ b/drivers/serial/timbuart.c
@@ -77,7 +77,7 @@ static void timbuart_flush_buffer(struct uart_port *port)
 
 static void timbuart_rx_chars(struct uart_port *port)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 
 	while (ioread32(port->membase + TIMBUART_ISR) & RXDP) {
 		u8 ch = ioread8(port->membase + TIMBUART_RXFIFO);
@@ -86,7 +86,7 @@ static void timbuart_rx_chars(struct uart_port *port)
 	}
 
 	spin_unlock(&port->lock);
-	tty_flip_buffer_push(port->info->port.tty);
+	tty_flip_buffer_push(port->state->port.tty);
 	spin_lock(&port->lock);
 
 	dev_dbg(port->dev, "%s - total read %d bytes\n",
@@ -95,7 +95,7 @@ static void timbuart_rx_chars(struct uart_port *port)
 
 static void timbuart_tx_chars(struct uart_port *port)
 {
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	while (!(ioread32(port->membase + TIMBUART_ISR) & TXBF) &&
 		!uart_circ_empty(xmit)) {
@@ -118,7 +118,7 @@ static void timbuart_handle_tx_port(struct uart_port *port, u32 isr, u32 *ier)
 {
 	struct timbuart_port *uart =
 		container_of(port, struct timbuart_port, port);
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	if (uart_circ_empty(xmit) || uart_tx_stopped(port))
 		return;
@@ -231,7 +231,7 @@ static void timbuart_mctrl_check(struct uart_port *port, u32 isr, u32 *ier)
 		iowrite32(CTS_DELTA, port->membase + TIMBUART_ISR);
 		cts = timbuart_get_mctrl(port);
 		uart_handle_cts_change(port, cts & TIOCM_CTS);
-		wake_up_interruptible(&port->info->delta_msr_wait);
+		wake_up_interruptible(&port->state->port.delta_msr_wait);
 	}
 
 	*ier |= CTS_DELTA;
diff --git a/drivers/serial/uartlite.c b/drivers/serial/uartlite.c
index 3317148a4b93..377f2712289e 100644
--- a/drivers/serial/uartlite.c
+++ b/drivers/serial/uartlite.c
@@ -75,7 +75,7 @@ static struct uart_port ulite_ports[ULITE_NR_UARTS];
 
 static int ulite_receive(struct uart_port *port, int stat)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	unsigned char ch = 0;
 	char flag = TTY_NORMAL;
 
@@ -125,7 +125,7 @@ static int ulite_receive(struct uart_port *port, int stat)
 
 static int ulite_transmit(struct uart_port *port, int stat)
 {
-	struct circ_buf *xmit  = &port->info->xmit;
+	struct circ_buf *xmit  = &port->state->xmit;
 
 	if (stat & ULITE_STATUS_TXFULL)
 		return 0;
@@ -154,17 +154,22 @@ static int ulite_transmit(struct uart_port *port, int stat)
 static irqreturn_t ulite_isr(int irq, void *dev_id)
 {
 	struct uart_port *port = dev_id;
-	int busy;
+	int busy, n = 0;
 
 	do {
 		int stat = readb(port->membase + ULITE_STATUS);
 		busy  = ulite_receive(port, stat);
 		busy |= ulite_transmit(port, stat);
+		n++;
 	} while (busy);
 
-	tty_flip_buffer_push(port->info->port.tty);
-
-	return IRQ_HANDLED;
+	/* work done? */
+	if (n > 1) {
+		tty_flip_buffer_push(port->state->port.tty);
+		return IRQ_HANDLED;
+	} else {
+		return IRQ_NONE;
+	}
 }
 
 static unsigned int ulite_tx_empty(struct uart_port *port)
@@ -221,7 +226,7 @@ static int ulite_startup(struct uart_port *port)
 	int ret;
 
 	ret = request_irq(port->irq, ulite_isr,
-			  IRQF_DISABLED | IRQF_SAMPLE_RANDOM, "uartlite", port);
+			  IRQF_SHARED | IRQF_SAMPLE_RANDOM, "uartlite", port);
 	if (ret)
 		return ret;
 
diff --git a/drivers/serial/ucc_uart.c b/drivers/serial/ucc_uart.c
index e945e780b5c9..0c08f286a2ef 100644
--- a/drivers/serial/ucc_uart.c
+++ b/drivers/serial/ucc_uart.c
@@ -327,7 +327,7 @@ static int qe_uart_tx_pump(struct uart_qe_port *qe_port)
 	unsigned char *p;
 	unsigned int count;
 	struct uart_port *port = &qe_port->port;
-	struct circ_buf *xmit = &port->info->xmit;
+	struct circ_buf *xmit = &port->state->xmit;
 
 	bdp = qe_port->rx_cur;
 
@@ -466,7 +466,7 @@ static void qe_uart_int_rx(struct uart_qe_port *qe_port)
 	int i;
 	unsigned char ch, *cp;
 	struct uart_port *port = &qe_port->port;
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	struct qe_bd *bdp;
 	u16 status;
 	unsigned int flg;
diff --git a/drivers/serial/vr41xx_siu.c b/drivers/serial/vr41xx_siu.c
index dac550e57c29..3beb6ab4fa68 100644
--- a/drivers/serial/vr41xx_siu.c
+++ b/drivers/serial/vr41xx_siu.c
@@ -318,7 +318,7 @@ static inline void receive_chars(struct uart_port *port, uint8_t *status)
 	char flag;
 	int max_count = RX_MAX_COUNT;
 
-	tty = port->info->port.tty;
+	tty = port->state->port.tty;
 	lsr = *status;
 
 	do {
@@ -386,7 +386,7 @@ static inline void check_modem_status(struct uart_port *port)
 	if (msr & UART_MSR_DCTS)
 		uart_handle_cts_change(port, msr & UART_MSR_CTS);
 
-	wake_up_interruptible(&port->info->delta_msr_wait);
+	wake_up_interruptible(&port->state->port.delta_msr_wait);
 }
 
 static inline void transmit_chars(struct uart_port *port)
@@ -394,7 +394,7 @@ static inline void transmit_chars(struct uart_port *port)
 	struct circ_buf *xmit;
 	int max_count = TX_MAX_COUNT;
 
-	xmit = &port->info->xmit;
+	xmit = &port->state->xmit;
 
 	if (port->x_char) {
 		siu_write(port, UART_TX, port->x_char);
diff --git a/drivers/serial/zs.c b/drivers/serial/zs.c
index d8c2809b1ab6..1a7fd3e70315 100644
--- a/drivers/serial/zs.c
+++ b/drivers/serial/zs.c
@@ -602,12 +602,12 @@ static void zs_receive_chars(struct zs_port *zport)
 		uart_insert_char(uport, status, Rx_OVR, ch, flag);
 	}
 
-	tty_flip_buffer_push(uport->info->port.tty);
+	tty_flip_buffer_push(uport->state->port.tty);
 }
 
 static void zs_raw_transmit_chars(struct zs_port *zport)
 {
-	struct circ_buf *xmit = &zport->port.info->xmit;
+	struct circ_buf *xmit = &zport->port.state->xmit;
 
 	/* XON/XOFF chars.  */
 	if (zport->port.x_char) {
@@ -686,7 +686,7 @@ static void zs_status_handle(struct zs_port *zport, struct zs_port *zport_a)
 			uport->icount.rng++;
 
 		if (delta)
-			wake_up_interruptible(&uport->info->delta_msr_wait);
+			wake_up_interruptible(&uport->state->port.delta_msr_wait);
 
 		spin_lock(&scc->zlock);
 	}
diff --git a/drivers/sfi/Kconfig b/drivers/sfi/Kconfig
new file mode 100644
index 000000000000..dd115121e0b6
--- /dev/null
+++ b/drivers/sfi/Kconfig
@@ -0,0 +1,17 @@
+#
+# SFI Configuration
+#
+
+menuconfig SFI
+	bool "SFI (Simple Firmware Interface) Support"
+	---help---
+	The Simple Firmware Interface (SFI) provides a lightweight method
+	for platform firmware to pass information to the operating system
+	via static tables in memory.  Kernel SFI support is required to
+	boot on SFI-only platforms.  Currently, all SFI-only platforms are
+	based on the 2nd generation Intel Atom processor platform,
+	code-named Moorestown.
+
+	For more information, see http://simplefirmware.org
+
+	Say 'Y' here to enable the kernel to boot on SFI-only platforms.
diff --git a/drivers/sfi/Makefile b/drivers/sfi/Makefile
new file mode 100644
index 000000000000..2343732aefeb
--- /dev/null
+++ b/drivers/sfi/Makefile
@@ -0,0 +1,3 @@
+obj-y	+= sfi_acpi.o
+obj-y	+= sfi_core.o
+
diff --git a/drivers/sfi/sfi_acpi.c b/drivers/sfi/sfi_acpi.c
new file mode 100644
index 000000000000..34aba30eb84b
--- /dev/null
+++ b/drivers/sfi/sfi_acpi.c
@@ -0,0 +1,175 @@
+/* sfi_acpi.c Simple Firmware Interface - ACPI extensions */
+
+/*
+
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  BSD LICENSE
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#define KMSG_COMPONENT "SFI"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
+#include <linux/kernel.h>
+#include <acpi/acpi.h>
+
+#include <linux/sfi.h>
+#include "sfi_core.h"
+
+/*
+ * SFI can access ACPI-defined tables via an optional ACPI XSDT.
+ *
+ * This allows re-use, and avoids re-definition, of standard tables.
+ * For example, the "MCFG" table is defined by PCI, reserved by ACPI,
+ * and is expected to be present many SFI-only systems.
+ */
+
+static struct acpi_table_xsdt *xsdt_va __read_mostly;
+
+#define XSDT_GET_NUM_ENTRIES(ptable, entry_type) \
+	((ptable->header.length - sizeof(struct acpi_table_header)) / \
+	(sizeof(entry_type)))
+
+static inline struct sfi_table_header *acpi_to_sfi_th(
+				struct acpi_table_header *th)
+{
+	return (struct sfi_table_header *)th;
+}
+
+static inline struct acpi_table_header *sfi_to_acpi_th(
+				struct sfi_table_header *th)
+{
+	return (struct acpi_table_header *)th;
+}
+
+/*
+ * sfi_acpi_parse_xsdt()
+ *
+ * Parse the ACPI XSDT for later access by sfi_acpi_table_parse().
+ */
+static int __init sfi_acpi_parse_xsdt(struct sfi_table_header *th)
+{
+	struct sfi_table_key key = SFI_ANY_KEY;
+	int tbl_cnt, i;
+	void *ret;
+
+	xsdt_va = (struct acpi_table_xsdt *)th;
+	tbl_cnt = XSDT_GET_NUM_ENTRIES(xsdt_va, u64);
+	for (i = 0; i < tbl_cnt; i++) {
+		ret = sfi_check_table(xsdt_va->table_offset_entry[i], &key);
+		if (IS_ERR(ret)) {
+			disable_sfi();
+			return -1;
+		}
+	}
+
+	return 0;
+}
+
+int __init sfi_acpi_init(void)
+{
+	struct sfi_table_key xsdt_key = { .sig = SFI_SIG_XSDT };
+
+	sfi_table_parse(SFI_SIG_XSDT, NULL, NULL, sfi_acpi_parse_xsdt);
+
+	/* Only call the get_table to keep the table mapped */
+	xsdt_va = (struct acpi_table_xsdt *)sfi_get_table(&xsdt_key);
+	return 0;
+}
+
+static struct acpi_table_header *sfi_acpi_get_table(struct sfi_table_key *key)
+{
+	u32 tbl_cnt, i;
+	void *ret;
+
+	tbl_cnt = XSDT_GET_NUM_ENTRIES(xsdt_va, u64);
+	for (i = 0; i < tbl_cnt; i++) {
+		ret = sfi_check_table(xsdt_va->table_offset_entry[i], key);
+		if (!IS_ERR(ret) && ret)
+			return sfi_to_acpi_th(ret);
+	}
+
+	return NULL;
+}
+
+static void sfi_acpi_put_table(struct acpi_table_header *table)
+{
+	sfi_put_table(acpi_to_sfi_th(table));
+}
+
+/*
+ * sfi_acpi_table_parse()
+ *
+ * Find specified table in XSDT, run handler on it and return its return value
+ */
+int sfi_acpi_table_parse(char *signature, char *oem_id, char *oem_table_id,
+			int(*handler)(struct acpi_table_header *))
+{
+	struct acpi_table_header *table = NULL;
+	struct sfi_table_key key;
+	int ret = 0;
+
+	if (sfi_disabled)
+		return -1;
+
+	key.sig = signature;
+	key.oem_id = oem_id;
+	key.oem_table_id = oem_table_id;
+
+	table = sfi_acpi_get_table(&key);
+	if (!table)
+		return -EINVAL;
+
+	ret = handler(table);
+	sfi_acpi_put_table(table);
+	return ret;
+}
diff --git a/drivers/sfi/sfi_core.c b/drivers/sfi/sfi_core.c
new file mode 100644
index 000000000000..b204a0929139
--- /dev/null
+++ b/drivers/sfi/sfi_core.c
@@ -0,0 +1,416 @@
+/* sfi_core.c Simple Firmware Interface - core internals */
+
+/*
+
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  BSD LICENSE
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#define KMSG_COMPONENT "SFI"
+#define pr_fmt(fmt) KMSG_COMPONENT ": " fmt
+
+#include <linux/bootmem.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/errno.h>
+#include <linux/types.h>
+#include <linux/acpi.h>
+#include <linux/init.h>
+#include <linux/sfi.h>
+
+#include "sfi_core.h"
+
+#define ON_SAME_PAGE(addr1, addr2) \
+	(((unsigned long)(addr1) & PAGE_MASK) == \
+	((unsigned long)(addr2) & PAGE_MASK))
+#define TABLE_ON_PAGE(page, table, size) (ON_SAME_PAGE(page, table) && \
+				ON_SAME_PAGE(page, table + size))
+
+int sfi_disabled __read_mostly;
+EXPORT_SYMBOL(sfi_disabled);
+
+static u64 syst_pa __read_mostly;
+static struct sfi_table_simple *syst_va __read_mostly;
+
+/*
+ * FW creates and saves the SFI tables in memory. When these tables get
+ * used, they may need to be mapped to virtual address space, and the mapping
+ * can happen before or after the ioremap() is ready, so a flag is needed
+ * to indicating this
+ */
+static u32 sfi_use_ioremap __read_mostly;
+
+/*
+ * sfi_un/map_memory calls early_ioremap/iounmap which is a __init function
+ * and introduces section mismatch. So use __ref to make it calm.
+ */
+static void __iomem * __ref sfi_map_memory(u64 phys, u32 size)
+{
+	if (!phys || !size)
+		return NULL;
+
+	if (sfi_use_ioremap)
+		return ioremap(phys, size);
+	else
+		return early_ioremap(phys, size);
+}
+
+static void __ref sfi_unmap_memory(void __iomem *virt, u32 size)
+{
+	if (!virt || !size)
+		return;
+
+	if (sfi_use_ioremap)
+		iounmap(virt);
+	else
+		early_iounmap(virt, size);
+}
+
+static void sfi_print_table_header(unsigned long long pa,
+				struct sfi_table_header *header)
+{
+	pr_info("%4.4s %llX, %04X (v%d %6.6s %8.8s)\n",
+		header->sig, pa,
+		header->len, header->rev, header->oem_id,
+		header->oem_table_id);
+}
+
+/*
+ * sfi_verify_table()
+ * Sanity check table lengh, calculate checksum
+ */
+static int sfi_verify_table(struct sfi_table_header *table)
+{
+
+	u8 checksum = 0;
+	u8 *puchar = (u8 *)table;
+	u32 length = table->len;
+
+	/* Sanity check table length against arbitrary 1MB limit */
+	if (length > 0x100000) {
+		pr_err("Invalid table length 0x%x\n", length);
+		return -1;
+	}
+
+	while (length--)
+		checksum += *puchar++;
+
+	if (checksum) {
+		pr_err("Checksum %2.2X should be %2.2X\n",
+			table->csum, table->csum - checksum);
+		return -1;
+	}
+	return 0;
+}
+
+/*
+ * sfi_map_table()
+ *
+ * Return address of mapped table
+ * Check for common case that we can re-use mapping to SYST,
+ * which requires syst_pa, syst_va to be initialized.
+ */
+struct sfi_table_header *sfi_map_table(u64 pa)
+{
+	struct sfi_table_header *th;
+	u32 length;
+
+	if (!TABLE_ON_PAGE(syst_pa, pa, sizeof(struct sfi_table_header)))
+		th = sfi_map_memory(pa, sizeof(struct sfi_table_header));
+	else
+		th = (void *)syst_va + (pa - syst_pa);
+
+	 /* If table fits on same page as its header, we are done */
+	if (TABLE_ON_PAGE(th, th, th->len))
+		return th;
+
+	/* Entire table does not fit on same page as SYST */
+	length = th->len;
+	if (!TABLE_ON_PAGE(syst_pa, pa, sizeof(struct sfi_table_header)))
+		sfi_unmap_memory(th, sizeof(struct sfi_table_header));
+
+	return sfi_map_memory(pa, length);
+}
+
+/*
+ * sfi_unmap_table()
+ *
+ * Undoes effect of sfi_map_table() by unmapping table
+ * if it did not completely fit on same page as SYST.
+ */
+void sfi_unmap_table(struct sfi_table_header *th)
+{
+	if (!TABLE_ON_PAGE(syst_va, th, th->len))
+		sfi_unmap_memory(th, TABLE_ON_PAGE(th, th, th->len) ?
+					sizeof(*th) : th->len);
+}
+
+static int sfi_table_check_key(struct sfi_table_header *th,
+				struct sfi_table_key *key)
+{
+
+	if (strncmp(th->sig, key->sig, SFI_SIGNATURE_SIZE)
+		|| (key->oem_id && strncmp(th->oem_id,
+				key->oem_id, SFI_OEM_ID_SIZE))
+		|| (key->oem_table_id && strncmp(th->oem_table_id,
+				key->oem_table_id, SFI_OEM_TABLE_ID_SIZE)))
+		return -1;
+
+	return 0;
+}
+
+/*
+ * This function will be used in 2 cases:
+ * 1. used to enumerate and verify the tables addressed by SYST/XSDT,
+ *    thus no signature will be given (in kernel boot phase)
+ * 2. used to parse one specific table, signature must exist, and
+ *    the mapped virt address will be returned, and the virt space
+ *    will be released by call sfi_put_table() later
+ *
+ * This two cases are from two different functions with two different
+ * sections and causes section mismatch warning. So use __ref to tell
+ * modpost not to make any noise.
+ *
+ * Return value:
+ *	NULL:			when can't find a table matching the key
+ *	ERR_PTR(error):		error value
+ *	virt table address:	when a matched table is found
+ */
+struct sfi_table_header *
+ __ref sfi_check_table(u64 pa, struct sfi_table_key *key)
+{
+	struct sfi_table_header *th;
+	void *ret = NULL;
+
+	th = sfi_map_table(pa);
+	if (!th)
+		return ERR_PTR(-ENOMEM);
+
+	if (!key->sig) {
+		sfi_print_table_header(pa, th);
+		if (sfi_verify_table(th))
+			ret = ERR_PTR(-EINVAL);
+	} else {
+		if (!sfi_table_check_key(th, key))
+			return th;	/* Success */
+	}
+
+	sfi_unmap_table(th);
+	return ret;
+}
+
+/*
+ * sfi_get_table()
+ *
+ * Search SYST for the specified table with the signature in
+ * the key, and return the mapped table
+ */
+struct sfi_table_header *sfi_get_table(struct sfi_table_key *key)
+{
+	struct sfi_table_header *th;
+	u32 tbl_cnt, i;
+
+	tbl_cnt = SFI_GET_NUM_ENTRIES(syst_va, u64);
+	for (i = 0; i < tbl_cnt; i++) {
+		th = sfi_check_table(syst_va->pentry[i], key);
+		if (!IS_ERR(th) && th)
+			return th;
+	}
+
+	return NULL;
+}
+
+void sfi_put_table(struct sfi_table_header *th)
+{
+	sfi_unmap_table(th);
+}
+
+/* Find table with signature, run handler on it */
+int sfi_table_parse(char *signature, char *oem_id, char *oem_table_id,
+			sfi_table_handler handler)
+{
+	struct sfi_table_header *table = NULL;
+	struct sfi_table_key key;
+	int ret = -EINVAL;
+
+	if (sfi_disabled || !handler || !signature)
+		goto exit;
+
+	key.sig = signature;
+	key.oem_id = oem_id;
+	key.oem_table_id = oem_table_id;
+
+	table = sfi_get_table(&key);
+	if (!table)
+		goto exit;
+
+	ret = handler(table);
+	sfi_put_table(table);
+exit:
+	return ret;
+}
+EXPORT_SYMBOL_GPL(sfi_table_parse);
+
+/*
+ * sfi_parse_syst()
+ * Checksum all the tables in SYST and print their headers
+ *
+ * success: set syst_va, return 0
+ */
+static int __init sfi_parse_syst(void)
+{
+	struct sfi_table_key key = SFI_ANY_KEY;
+	int tbl_cnt, i;
+	void *ret;
+
+	syst_va = sfi_map_memory(syst_pa, sizeof(struct sfi_table_simple));
+	if (!syst_va)
+		return -ENOMEM;
+
+	tbl_cnt = SFI_GET_NUM_ENTRIES(syst_va, u64);
+	for (i = 0; i < tbl_cnt; i++) {
+		ret = sfi_check_table(syst_va->pentry[i], &key);
+		if (IS_ERR(ret))
+			return PTR_ERR(ret);
+	}
+
+	return 0;
+}
+
+/*
+ * The OS finds the System Table by searching 16-byte boundaries between
+ * physical address 0x000E0000 and 0x000FFFFF. The OS shall search this region
+ * starting at the low address and shall stop searching when the 1st valid SFI
+ * System Table is found.
+ *
+ * success: set syst_pa, return 0
+ * fail: return -1
+ */
+static __init int sfi_find_syst(void)
+{
+	unsigned long offset, len;
+	void *start;
+
+	len = SFI_SYST_SEARCH_END - SFI_SYST_SEARCH_BEGIN;
+	start = sfi_map_memory(SFI_SYST_SEARCH_BEGIN, len);
+	if (!start)
+		return -1;
+
+	for (offset = 0; offset < len; offset += 16) {
+		struct sfi_table_header *syst_hdr;
+
+		syst_hdr = start + offset;
+		if (strncmp(syst_hdr->sig, SFI_SIG_SYST,
+				SFI_SIGNATURE_SIZE))
+			continue;
+
+		if (syst_hdr->len > PAGE_SIZE)
+			continue;
+
+		sfi_print_table_header(SFI_SYST_SEARCH_BEGIN + offset,
+					syst_hdr);
+
+		if (sfi_verify_table(syst_hdr))
+			continue;
+
+		/*
+		 * Enforce SFI spec mandate that SYST reside within a page.
+		 */
+		if (!ON_SAME_PAGE(syst_pa, syst_pa + syst_hdr->len)) {
+			pr_info("SYST 0x%llx + 0x%x crosses page\n",
+					syst_pa, syst_hdr->len);
+			continue;
+		}
+
+		/* Success */
+		syst_pa = SFI_SYST_SEARCH_BEGIN + offset;
+		sfi_unmap_memory(start, len);
+		return 0;
+	}
+
+	sfi_unmap_memory(start, len);
+	return -1;
+}
+
+void __init sfi_init(void)
+{
+	if (!acpi_disabled)
+		disable_sfi();
+
+	if (sfi_disabled)
+		return;
+
+	pr_info("Simple Firmware Interface v0.7 http://simplefirmware.org\n");
+
+	if (sfi_find_syst() || sfi_parse_syst() || sfi_platform_init())
+		disable_sfi();
+
+	return;
+}
+
+void __init sfi_init_late(void)
+{
+	int length;
+
+	if (sfi_disabled)
+		return;
+
+	length = syst_va->header.len;
+	sfi_unmap_memory(syst_va, sizeof(struct sfi_table_simple));
+
+	/* Use ioremap now after it is ready */
+	sfi_use_ioremap = 1;
+	syst_va = sfi_map_memory(syst_pa, length);
+
+	sfi_acpi_init();
+}
diff --git a/drivers/sfi/sfi_core.h b/drivers/sfi/sfi_core.h
new file mode 100644
index 000000000000..da82d39e104d
--- /dev/null
+++ b/drivers/sfi/sfi_core.h
@@ -0,0 +1,70 @@
+/* sfi_core.h Simple Firmware Interface, internal header */
+
+/*
+
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  BSD LICENSE
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+struct sfi_table_key{
+	char	*sig;
+	char	*oem_id;
+	char	*oem_table_id;
+};
+
+#define SFI_ANY_KEY { .sig = NULL, .oem_id = NULL, .oem_table_id = NULL }
+
+extern int __init sfi_acpi_init(void);
+extern  struct sfi_table_header *sfi_check_table(u64 paddr,
+					struct sfi_table_key *key);
+struct sfi_table_header *sfi_get_table(struct sfi_table_key *key);
+extern void sfi_put_table(struct sfi_table_header *table);
diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 2c733c27db2f..4b6f7cba3b3d 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -117,10 +117,11 @@ config SPI_GPIO
 	  speed with a custom version of this driver; see the source code.
 
 config SPI_IMX
-	tristate "Freescale iMX SPI controller"
-	depends on ARCH_MX1 && EXPERIMENTAL
+	tristate "Freescale i.MX SPI controllers"
+	depends on ARCH_MXC
+	select SPI_BITBANG
 	help
-	  This enables using the Freescale iMX SPI controller in master
+	  This enables using the Freescale i.MX SPI controllers in master
 	  mode.
 
 config SPI_LM70_LLP
@@ -173,11 +174,21 @@ config SPI_PL022
 	tristate "ARM AMBA PL022 SSP controller (EXPERIMENTAL)"
 	depends on ARM_AMBA && EXPERIMENTAL
 	default y if MACH_U300
+	default y if ARCH_REALVIEW
+	default y if INTEGRATOR_IMPD1
+	default y if ARCH_VERSATILE
 	help
 	  This selects the ARM(R) AMBA(R) PrimeCell PL022 SSP
 	  controller. If you have an embedded system with an AMBA(R)
 	  bus and a PL022 controller, say Y or M here.
 
+config SPI_PPC4xx
+	tristate "PPC4xx SPI Controller"
+	depends on PPC32 && 4xx && SPI_MASTER
+	select SPI_BITBANG
+	help
+	  This selects a driver for the PPC4xx SPI Controller.
+
 config SPI_PXA2XX
 	tristate "PXA2xx SSP SPI master"
 	depends on ARCH_PXA && EXPERIMENTAL
@@ -211,6 +222,12 @@ config SPI_SH_SCI
 	help
 	  SPI driver for SuperH SCI blocks.
 
+config SPI_STMP3XXX
+	tristate "Freescale STMP37xx/378x SPI/SSP controller"
+	depends on ARCH_STMP3XXX && SPI_MASTER
+	help
+	  SPI driver for Freescale STMP37xx/378x SoC SSP interface
+
 config SPI_TXX9
 	tristate "Toshiba TXx9 SPI controller"
 	depends on GENERIC_GPIO && CPU_TX49XX
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
index 3de408d294ba..21a118269cac 100644
--- a/drivers/spi/Makefile
+++ b/drivers/spi/Makefile
@@ -26,11 +26,13 @@ obj-$(CONFIG_SPI_ORION)			+= orion_spi.o
 obj-$(CONFIG_SPI_PL022)			+= amba-pl022.o
 obj-$(CONFIG_SPI_MPC52xx_PSC)		+= mpc52xx_psc_spi.o
 obj-$(CONFIG_SPI_MPC8xxx)		+= spi_mpc8xxx.o
+obj-$(CONFIG_SPI_PPC4xx)		+= spi_ppc4xx.o
 obj-$(CONFIG_SPI_S3C24XX_GPIO)		+= spi_s3c24xx_gpio.o
 obj-$(CONFIG_SPI_S3C24XX)		+= spi_s3c24xx.o
 obj-$(CONFIG_SPI_TXX9)			+= spi_txx9.o
 obj-$(CONFIG_SPI_XILINX)		+= xilinx_spi.o
 obj-$(CONFIG_SPI_SH_SCI)		+= spi_sh_sci.o
+obj-$(CONFIG_SPI_STMP3XXX)		+= spi_stmp.o
 # 	... add above this line ...
 
 # SPI protocol drivers (device/link on bus)
diff --git a/drivers/spi/amba-pl022.c b/drivers/spi/amba-pl022.c
index c0f950a7cbec..ff5bbb9c43c9 100644
--- a/drivers/spi/amba-pl022.c
+++ b/drivers/spi/amba-pl022.c
@@ -532,7 +532,7 @@ static void restore_state(struct pl022 *pl022)
 	GEN_MASK_BITS(SSP_DATA_BITS_12, SSP_CR0_MASK_DSS, 0)	| \
 	GEN_MASK_BITS(SSP_MICROWIRE_CHANNEL_FULL_DUPLEX, SSP_CR0_MASK_HALFDUP, 5) | \
 	GEN_MASK_BITS(SSP_CLK_POL_IDLE_LOW, SSP_CR0_MASK_SPO, 6) | \
-	GEN_MASK_BITS(SSP_CLK_FALLING_EDGE, SSP_CR0_MASK_SPH, 7) | \
+	GEN_MASK_BITS(SSP_CLK_SECOND_EDGE, SSP_CR0_MASK_SPH, 7) | \
 	GEN_MASK_BITS(NMDK_SSP_DEFAULT_CLKRATE, SSP_CR0_MASK_SCR, 8) | \
 	GEN_MASK_BITS(SSP_BITS_8, SSP_CR0_MASK_CSS, 16)	| \
 	GEN_MASK_BITS(SSP_INTERFACE_MOTOROLA_SPI, SSP_CR0_MASK_FRF, 21) \
@@ -1247,8 +1247,8 @@ static int verify_controller_parameters(struct pl022 *pl022,
 		return -EINVAL;
 	}
 	if (chip_info->iface == SSP_INTERFACE_MOTOROLA_SPI) {
-		if ((chip_info->clk_phase != SSP_CLK_RISING_EDGE)
-		    && (chip_info->clk_phase != SSP_CLK_FALLING_EDGE)) {
+		if ((chip_info->clk_phase != SSP_CLK_FIRST_EDGE)
+		    && (chip_info->clk_phase != SSP_CLK_SECOND_EDGE)) {
 			dev_err(chip_info->dev,
 				"Clock Phase is configured incorrectly\n");
 			return -EINVAL;
@@ -1485,7 +1485,7 @@ static int pl022_setup(struct spi_device *spi)
 		chip_info->data_size = SSP_DATA_BITS_12;
 		chip_info->rx_lev_trig = SSP_RX_1_OR_MORE_ELEM;
 		chip_info->tx_lev_trig = SSP_TX_1_OR_MORE_EMPTY_LOC;
-		chip_info->clk_phase = SSP_CLK_FALLING_EDGE;
+		chip_info->clk_phase = SSP_CLK_SECOND_EDGE;
 		chip_info->clk_pol = SSP_CLK_POL_IDLE_LOW;
 		chip_info->ctrl_len = SSP_BITS_8;
 		chip_info->wait_state = SSP_MWIRE_WAIT_ZERO;
@@ -1826,7 +1826,7 @@ static struct amba_id pl022_ids[] = {
 		 * ST Micro derivative, this has 32bit wide
 		 * and 32 locations deep TX/RX FIFO
 		 */
-		.id	= 0x00108022,
+		.id	= 0x01080022,
 		.mask	= 0xffffffff,
 		.data	= &vendor_st,
 	},
diff --git a/drivers/spi/omap2_mcspi.c b/drivers/spi/omap2_mcspi.c
index 9b80ad36dbba..ba1a872b221e 100644
--- a/drivers/spi/omap2_mcspi.c
+++ b/drivers/spi/omap2_mcspi.c
@@ -41,6 +41,9 @@
 
 #define OMAP2_MCSPI_MAX_FREQ		48000000
 
+/* OMAP2 has 3 SPI controllers, while OMAP3 has 4 */
+#define OMAP2_MCSPI_MAX_CTRL 		4
+
 #define OMAP2_MCSPI_REVISION		0x00
 #define OMAP2_MCSPI_SYSCONFIG		0x10
 #define OMAP2_MCSPI_SYSSTATUS		0x14
@@ -59,40 +62,40 @@
 
 /* per-register bitmasks: */
 
-#define OMAP2_MCSPI_SYSCONFIG_SMARTIDLE	(2 << 3)
-#define OMAP2_MCSPI_SYSCONFIG_ENAWAKEUP	(1 << 2)
-#define OMAP2_MCSPI_SYSCONFIG_AUTOIDLE	(1 << 0)
-#define OMAP2_MCSPI_SYSCONFIG_SOFTRESET	(1 << 1)
+#define OMAP2_MCSPI_SYSCONFIG_SMARTIDLE	BIT(4)
+#define OMAP2_MCSPI_SYSCONFIG_ENAWAKEUP	BIT(2)
+#define OMAP2_MCSPI_SYSCONFIG_AUTOIDLE	BIT(0)
+#define OMAP2_MCSPI_SYSCONFIG_SOFTRESET	BIT(1)
 
-#define OMAP2_MCSPI_SYSSTATUS_RESETDONE	(1 << 0)
+#define OMAP2_MCSPI_SYSSTATUS_RESETDONE	BIT(0)
 
-#define OMAP2_MCSPI_MODULCTRL_SINGLE	(1 << 0)
-#define OMAP2_MCSPI_MODULCTRL_MS	(1 << 2)
-#define OMAP2_MCSPI_MODULCTRL_STEST	(1 << 3)
+#define OMAP2_MCSPI_MODULCTRL_SINGLE	BIT(0)
+#define OMAP2_MCSPI_MODULCTRL_MS	BIT(2)
+#define OMAP2_MCSPI_MODULCTRL_STEST	BIT(3)
 
-#define OMAP2_MCSPI_CHCONF_PHA		(1 << 0)
-#define OMAP2_MCSPI_CHCONF_POL		(1 << 1)
+#define OMAP2_MCSPI_CHCONF_PHA		BIT(0)
+#define OMAP2_MCSPI_CHCONF_POL		BIT(1)
 #define OMAP2_MCSPI_CHCONF_CLKD_MASK	(0x0f << 2)
-#define OMAP2_MCSPI_CHCONF_EPOL		(1 << 6)
+#define OMAP2_MCSPI_CHCONF_EPOL		BIT(6)
 #define OMAP2_MCSPI_CHCONF_WL_MASK	(0x1f << 7)
-#define OMAP2_MCSPI_CHCONF_TRM_RX_ONLY	(0x01 << 12)
-#define OMAP2_MCSPI_CHCONF_TRM_TX_ONLY	(0x02 << 12)
+#define OMAP2_MCSPI_CHCONF_TRM_RX_ONLY	BIT(12)
+#define OMAP2_MCSPI_CHCONF_TRM_TX_ONLY	BIT(13)
 #define OMAP2_MCSPI_CHCONF_TRM_MASK	(0x03 << 12)
-#define OMAP2_MCSPI_CHCONF_DMAW		(1 << 14)
-#define OMAP2_MCSPI_CHCONF_DMAR		(1 << 15)
-#define OMAP2_MCSPI_CHCONF_DPE0		(1 << 16)
-#define OMAP2_MCSPI_CHCONF_DPE1		(1 << 17)
-#define OMAP2_MCSPI_CHCONF_IS		(1 << 18)
-#define OMAP2_MCSPI_CHCONF_TURBO	(1 << 19)
-#define OMAP2_MCSPI_CHCONF_FORCE	(1 << 20)
+#define OMAP2_MCSPI_CHCONF_DMAW		BIT(14)
+#define OMAP2_MCSPI_CHCONF_DMAR		BIT(15)
+#define OMAP2_MCSPI_CHCONF_DPE0		BIT(16)
+#define OMAP2_MCSPI_CHCONF_DPE1		BIT(17)
+#define OMAP2_MCSPI_CHCONF_IS		BIT(18)
+#define OMAP2_MCSPI_CHCONF_TURBO	BIT(19)
+#define OMAP2_MCSPI_CHCONF_FORCE	BIT(20)
 
-#define OMAP2_MCSPI_CHSTAT_RXS		(1 << 0)
-#define OMAP2_MCSPI_CHSTAT_TXS		(1 << 1)
-#define OMAP2_MCSPI_CHSTAT_EOT		(1 << 2)
+#define OMAP2_MCSPI_CHSTAT_RXS		BIT(0)
+#define OMAP2_MCSPI_CHSTAT_TXS		BIT(1)
+#define OMAP2_MCSPI_CHSTAT_EOT		BIT(2)
 
-#define OMAP2_MCSPI_CHCTRL_EN		(1 << 0)
+#define OMAP2_MCSPI_CHCTRL_EN		BIT(0)
 
-#define OMAP2_MCSPI_WAKEUPENABLE_WKEN	(1 << 0)
+#define OMAP2_MCSPI_WAKEUPENABLE_WKEN	BIT(0)
 
 /* We have 2 DMA channels per CS, one for RX and one for TX */
 struct omap2_mcspi_dma {
@@ -131,8 +134,23 @@ struct omap2_mcspi_cs {
 	void __iomem		*base;
 	unsigned long		phys;
 	int			word_len;
+	struct list_head	node;
+	/* Context save and restore shadow register */
+	u32			chconf0;
+};
+
+/* used for context save and restore, structure members to be updated whenever
+ * corresponding registers are modified.
+ */
+struct omap2_mcspi_regs {
+	u32 sysconfig;
+	u32 modulctrl;
+	u32 wakeupenable;
+	struct list_head cs;
 };
 
+static struct omap2_mcspi_regs omap2_mcspi_ctx[OMAP2_MCSPI_MAX_CTRL];
+
 static struct workqueue_struct *omap2_mcspi_wq;
 
 #define MOD_REG_BIT(val, mask, set) do { \
@@ -172,12 +190,27 @@ static inline u32 mcspi_read_cs_reg(const struct spi_device *spi, int idx)
 	return __raw_readl(cs->base + idx);
 }
 
+static inline u32 mcspi_cached_chconf0(const struct spi_device *spi)
+{
+	struct omap2_mcspi_cs *cs = spi->controller_state;
+
+	return cs->chconf0;
+}
+
+static inline void mcspi_write_chconf0(const struct spi_device *spi, u32 val)
+{
+	struct omap2_mcspi_cs *cs = spi->controller_state;
+
+	cs->chconf0 = val;
+	mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, val);
+}
+
 static void omap2_mcspi_set_dma_req(const struct spi_device *spi,
 		int is_read, int enable)
 {
 	u32 l, rw;
 
-	l = mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
+	l = mcspi_cached_chconf0(spi);
 
 	if (is_read) /* 1 is read, 0 write */
 		rw = OMAP2_MCSPI_CHCONF_DMAR;
@@ -185,7 +218,7 @@ static void omap2_mcspi_set_dma_req(const struct spi_device *spi,
 		rw = OMAP2_MCSPI_CHCONF_DMAW;
 
 	MOD_REG_BIT(l, rw, enable);
-	mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, l);
+	mcspi_write_chconf0(spi, l);
 }
 
 static void omap2_mcspi_set_enable(const struct spi_device *spi, int enable)
@@ -200,9 +233,9 @@ static void omap2_mcspi_force_cs(struct spi_device *spi, int cs_active)
 {
 	u32 l;
 
-	l = mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
+	l = mcspi_cached_chconf0(spi);
 	MOD_REG_BIT(l, OMAP2_MCSPI_CHCONF_FORCE, cs_active);
-	mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, l);
+	mcspi_write_chconf0(spi, l);
 }
 
 static void omap2_mcspi_set_master_mode(struct spi_master *master)
@@ -217,6 +250,46 @@ static void omap2_mcspi_set_master_mode(struct spi_master *master)
 	MOD_REG_BIT(l, OMAP2_MCSPI_MODULCTRL_MS, 0);
 	MOD_REG_BIT(l, OMAP2_MCSPI_MODULCTRL_SINGLE, 1);
 	mcspi_write_reg(master, OMAP2_MCSPI_MODULCTRL, l);
+
+	omap2_mcspi_ctx[master->bus_num - 1].modulctrl = l;
+}
+
+static void omap2_mcspi_restore_ctx(struct omap2_mcspi *mcspi)
+{
+	struct spi_master *spi_cntrl;
+	struct omap2_mcspi_cs *cs;
+	spi_cntrl = mcspi->master;
+
+	/* McSPI: context restore */
+	mcspi_write_reg(spi_cntrl, OMAP2_MCSPI_MODULCTRL,
+			omap2_mcspi_ctx[spi_cntrl->bus_num - 1].modulctrl);
+
+	mcspi_write_reg(spi_cntrl, OMAP2_MCSPI_SYSCONFIG,
+			omap2_mcspi_ctx[spi_cntrl->bus_num - 1].sysconfig);
+
+	mcspi_write_reg(spi_cntrl, OMAP2_MCSPI_WAKEUPENABLE,
+			omap2_mcspi_ctx[spi_cntrl->bus_num - 1].wakeupenable);
+
+	list_for_each_entry(cs, &omap2_mcspi_ctx[spi_cntrl->bus_num - 1].cs,
+			node)
+		__raw_writel(cs->chconf0, cs->base + OMAP2_MCSPI_CHCONF0);
+}
+static void omap2_mcspi_disable_clocks(struct omap2_mcspi *mcspi)
+{
+	clk_disable(mcspi->ick);
+	clk_disable(mcspi->fck);
+}
+
+static int omap2_mcspi_enable_clocks(struct omap2_mcspi *mcspi)
+{
+	if (clk_enable(mcspi->ick))
+		return -ENODEV;
+	if (clk_enable(mcspi->fck))
+		return -ENODEV;
+
+	omap2_mcspi_restore_ctx(mcspi);
+
+	return 0;
 }
 
 static unsigned
@@ -357,7 +430,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 	c = count;
 	word_len = cs->word_len;
 
-	l = mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
+	l = mcspi_cached_chconf0(spi);
 	l &= ~OMAP2_MCSPI_CHCONF_TRM_MASK;
 
 	/* We store the pre-calculated register addresses on stack to speed
@@ -397,8 +470,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 				 * more word i/o: switch to rx+tx
 				 */
 				if (c == 0 && tx == NULL)
-					mcspi_write_cs_reg(spi,
-							OMAP2_MCSPI_CHCONF0, l);
+					mcspi_write_chconf0(spi, l);
 				*rx++ = __raw_readl(rx_reg);
 #ifdef VERBOSE
 				dev_dbg(&spi->dev, "read-%d %02x\n",
@@ -436,8 +508,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 				 * more word i/o: switch to rx+tx
 				 */
 				if (c == 0 && tx == NULL)
-					mcspi_write_cs_reg(spi,
-							OMAP2_MCSPI_CHCONF0, l);
+					mcspi_write_chconf0(spi, l);
 				*rx++ = __raw_readl(rx_reg);
 #ifdef VERBOSE
 				dev_dbg(&spi->dev, "read-%d %04x\n",
@@ -475,8 +546,7 @@ omap2_mcspi_txrx_pio(struct spi_device *spi, struct spi_transfer *xfer)
 				 * more word i/o: switch to rx+tx
 				 */
 				if (c == 0 && tx == NULL)
-					mcspi_write_cs_reg(spi,
-							OMAP2_MCSPI_CHCONF0, l);
+					mcspi_write_chconf0(spi, l);
 				*rx++ = __raw_readl(rx_reg);
 #ifdef VERBOSE
 				dev_dbg(&spi->dev, "read-%d %04x\n",
@@ -505,10 +575,12 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 {
 	struct omap2_mcspi_cs *cs = spi->controller_state;
 	struct omap2_mcspi *mcspi;
+	struct spi_master *spi_cntrl;
 	u32 l = 0, div = 0;
 	u8 word_len = spi->bits_per_word;
 
 	mcspi = spi_master_get_devdata(spi->master);
+	spi_cntrl = mcspi->master;
 
 	if (t != NULL && t->bits_per_word)
 		word_len = t->bits_per_word;
@@ -522,7 +594,7 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 	} else
 		div = 15;
 
-	l = mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
+	l = mcspi_cached_chconf0(spi);
 
 	/* standard 4-wire master mode:  SCK, MOSI/out, MISO/in, nCS
 	 * REVISIT: this controller could support SPI_3WIRE mode.
@@ -554,7 +626,7 @@ static int omap2_mcspi_setup_transfer(struct spi_device *spi,
 	else
 		l &= ~OMAP2_MCSPI_CHCONF_PHA;
 
-	mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, l);
+	mcspi_write_chconf0(spi, l);
 
 	dev_dbg(&spi->dev, "setup: speed %d, sample %s edge, clk %s\n",
 			OMAP2_MCSPI_MAX_FREQ / (1 << div),
@@ -647,7 +719,11 @@ static int omap2_mcspi_setup(struct spi_device *spi)
 			return -ENOMEM;
 		cs->base = mcspi->base + spi->chip_select * 0x14;
 		cs->phys = mcspi->phys + spi->chip_select * 0x14;
+		cs->chconf0 = 0;
 		spi->controller_state = cs;
+		/* Link this to context save list */
+		list_add_tail(&cs->node,
+			&omap2_mcspi_ctx[mcspi->master->bus_num - 1].cs);
 	}
 
 	if (mcspi_dma->dma_rx_channel == -1
@@ -657,11 +733,11 @@ static int omap2_mcspi_setup(struct spi_device *spi)
 			return ret;
 	}
 
-	clk_enable(mcspi->ick);
-	clk_enable(mcspi->fck);
+	if (omap2_mcspi_enable_clocks(mcspi))
+		return -ENODEV;
+
 	ret = omap2_mcspi_setup_transfer(spi, NULL);
-	clk_disable(mcspi->fck);
-	clk_disable(mcspi->ick);
+	omap2_mcspi_disable_clocks(mcspi);
 
 	return ret;
 }
@@ -670,10 +746,15 @@ static void omap2_mcspi_cleanup(struct spi_device *spi)
 {
 	struct omap2_mcspi	*mcspi;
 	struct omap2_mcspi_dma	*mcspi_dma;
+	struct omap2_mcspi_cs	*cs;
 
 	mcspi = spi_master_get_devdata(spi->master);
 	mcspi_dma = &mcspi->dma_channels[spi->chip_select];
 
+	/* Unlink controller state from context save list */
+	cs = spi->controller_state;
+	list_del(&cs->node);
+
 	kfree(spi->controller_state);
 
 	if (mcspi_dma->dma_rx_channel != -1) {
@@ -693,8 +774,8 @@ static void omap2_mcspi_work(struct work_struct *work)
 	mcspi = container_of(work, struct omap2_mcspi, work);
 	spin_lock_irq(&mcspi->lock);
 
-	clk_enable(mcspi->ick);
-	clk_enable(mcspi->fck);
+	if (omap2_mcspi_enable_clocks(mcspi))
+		goto out;
 
 	/* We only enable one channel at a time -- the one whose message is
 	 * at the head of the queue -- although this controller would gladly
@@ -741,13 +822,13 @@ static void omap2_mcspi_work(struct work_struct *work)
 				cs_active = 1;
 			}
 
-			chconf = mcspi_read_cs_reg(spi, OMAP2_MCSPI_CHCONF0);
+			chconf = mcspi_cached_chconf0(spi);
 			chconf &= ~OMAP2_MCSPI_CHCONF_TRM_MASK;
 			if (t->tx_buf == NULL)
 				chconf |= OMAP2_MCSPI_CHCONF_TRM_RX_ONLY;
 			else if (t->rx_buf == NULL)
 				chconf |= OMAP2_MCSPI_CHCONF_TRM_TX_ONLY;
-			mcspi_write_cs_reg(spi, OMAP2_MCSPI_CHCONF0, chconf);
+			mcspi_write_chconf0(spi, chconf);
 
 			if (t->len) {
 				unsigned	count;
@@ -796,9 +877,9 @@ static void omap2_mcspi_work(struct work_struct *work)
 		spin_lock_irq(&mcspi->lock);
 	}
 
-	clk_disable(mcspi->fck);
-	clk_disable(mcspi->ick);
+	omap2_mcspi_disable_clocks(mcspi);
 
+out:
 	spin_unlock_irq(&mcspi->lock);
 }
 
@@ -885,8 +966,8 @@ static int __init omap2_mcspi_reset(struct omap2_mcspi *mcspi)
 	struct spi_master	*master = mcspi->master;
 	u32			tmp;
 
-	clk_enable(mcspi->ick);
-	clk_enable(mcspi->fck);
+	if (omap2_mcspi_enable_clocks(mcspi))
+		return -1;
 
 	mcspi_write_reg(master, OMAP2_MCSPI_SYSCONFIG,
 			OMAP2_MCSPI_SYSCONFIG_SOFTRESET);
@@ -894,18 +975,18 @@ static int __init omap2_mcspi_reset(struct omap2_mcspi *mcspi)
 		tmp = mcspi_read_reg(master, OMAP2_MCSPI_SYSSTATUS);
 	} while (!(tmp & OMAP2_MCSPI_SYSSTATUS_RESETDONE));
 
-	mcspi_write_reg(master, OMAP2_MCSPI_SYSCONFIG,
-			OMAP2_MCSPI_SYSCONFIG_AUTOIDLE |
-			OMAP2_MCSPI_SYSCONFIG_ENAWAKEUP |
-			OMAP2_MCSPI_SYSCONFIG_SMARTIDLE);
+	tmp = OMAP2_MCSPI_SYSCONFIG_AUTOIDLE |
+		OMAP2_MCSPI_SYSCONFIG_ENAWAKEUP |
+		OMAP2_MCSPI_SYSCONFIG_SMARTIDLE;
+	mcspi_write_reg(master, OMAP2_MCSPI_SYSCONFIG, tmp);
+	omap2_mcspi_ctx[master->bus_num - 1].sysconfig = tmp;
 
-	mcspi_write_reg(master, OMAP2_MCSPI_WAKEUPENABLE,
-			OMAP2_MCSPI_WAKEUPENABLE_WKEN);
+	tmp = OMAP2_MCSPI_WAKEUPENABLE_WKEN;
+	mcspi_write_reg(master, OMAP2_MCSPI_WAKEUPENABLE, tmp);
+	omap2_mcspi_ctx[master->bus_num - 1].wakeupenable = tmp;
 
 	omap2_mcspi_set_master_mode(master);
-
-	clk_disable(mcspi->fck);
-	clk_disable(mcspi->ick);
+	omap2_mcspi_disable_clocks(mcspi);
 	return 0;
 }
 
@@ -933,7 +1014,8 @@ static u8 __initdata spi2_txdma_id[] = {
 	OMAP24XX_DMA_SPI2_TX1,
 };
 
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP34XX) \
+	|| defined(CONFIG_ARCH_OMAP4)
 static u8 __initdata spi3_rxdma_id[] = {
 	OMAP24XX_DMA_SPI3_RX0,
 	OMAP24XX_DMA_SPI3_RX1,
@@ -945,7 +1027,7 @@ static u8 __initdata spi3_txdma_id[] = {
 };
 #endif
 
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 static u8 __initdata spi4_rxdma_id[] = {
 	OMAP34XX_DMA_SPI4_RX0,
 };
@@ -975,14 +1057,15 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev)
 		txdma_id = spi2_txdma_id;
 		num_chipselect = 2;
 		break;
-#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3)
+#if defined(CONFIG_ARCH_OMAP2430) || defined(CONFIG_ARCH_OMAP3) \
+	|| defined(CONFIG_ARCH_OMAP4)
 	case 3:
 		rxdma_id = spi3_rxdma_id;
 		txdma_id = spi3_txdma_id;
 		num_chipselect = 2;
 		break;
 #endif
-#ifdef CONFIG_ARCH_OMAP3
+#if defined(CONFIG_ARCH_OMAP3) || defined(CONFIG_ARCH_OMAP4)
 	case 4:
 		rxdma_id = spi4_rxdma_id;
 		txdma_id = spi4_txdma_id;
@@ -1038,6 +1121,7 @@ static int __init omap2_mcspi_probe(struct platform_device *pdev)
 
 	spin_lock_init(&mcspi->lock);
 	INIT_LIST_HEAD(&mcspi->msg_queue);
+	INIT_LIST_HEAD(&omap2_mcspi_ctx[master->bus_num - 1].cs);
 
 	mcspi->ick = clk_get(&pdev->dev, "ick");
 	if (IS_ERR(mcspi->ick)) {
diff --git a/drivers/spi/omap_uwire.c b/drivers/spi/omap_uwire.c
index 8980a5640bd9..e75ba9b28898 100644
--- a/drivers/spi/omap_uwire.c
+++ b/drivers/spi/omap_uwire.c
@@ -213,7 +213,7 @@ static int uwire_txrx(struct spi_device *spi, struct spi_transfer *t)
 	unsigned	bits = ust->bits_per_word;
 	unsigned	bytes;
 	u16		val, w;
-	int		status = 0;;
+	int		status = 0;
 
 	if (!t->tx_buf && !t->rx_buf)
 		return 0;
diff --git a/drivers/spi/pxa2xx_spi.c b/drivers/spi/pxa2xx_spi.c
index d949dbf1141f..c8c2b693ffac 100644
--- a/drivers/spi/pxa2xx_spi.c
+++ b/drivers/spi/pxa2xx_spi.c
@@ -1668,10 +1668,9 @@ static void pxa2xx_spi_shutdown(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-
-static int pxa2xx_spi_suspend(struct platform_device *pdev, pm_message_t state)
+static int pxa2xx_spi_suspend(struct device *dev)
 {
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
+	struct driver_data *drv_data = dev_get_drvdata(dev);
 	struct ssp_device *ssp = drv_data->ssp;
 	int status = 0;
 
@@ -1684,9 +1683,9 @@ static int pxa2xx_spi_suspend(struct platform_device *pdev, pm_message_t state)
 	return 0;
 }
 
-static int pxa2xx_spi_resume(struct platform_device *pdev)
+static int pxa2xx_spi_resume(struct device *dev)
 {
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
+	struct driver_data *drv_data = dev_get_drvdata(dev);
 	struct ssp_device *ssp = drv_data->ssp;
 	int status = 0;
 
@@ -1703,33 +1702,36 @@ static int pxa2xx_spi_resume(struct platform_device *pdev)
 	/* Start the queue running */
 	status = start_queue(drv_data);
 	if (status != 0) {
-		dev_err(&pdev->dev, "problem starting queue (%d)\n", status);
+		dev_err(dev, "problem starting queue (%d)\n", status);
 		return status;
 	}
 
 	return 0;
 }
-#else
-#define pxa2xx_spi_suspend NULL
-#define pxa2xx_spi_resume NULL
-#endif /* CONFIG_PM */
+
+static struct dev_pm_ops pxa2xx_spi_pm_ops = {
+	.suspend	= pxa2xx_spi_suspend,
+	.resume		= pxa2xx_spi_resume,
+};
+#endif
 
 static struct platform_driver driver = {
 	.driver = {
-		.name = "pxa2xx-spi",
-		.owner = THIS_MODULE,
+		.name	= "pxa2xx-spi",
+		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &pxa2xx_spi_pm_ops,
+#endif
 	},
 	.remove = pxa2xx_spi_remove,
 	.shutdown = pxa2xx_spi_shutdown,
-	.suspend = pxa2xx_spi_suspend,
-	.resume = pxa2xx_spi_resume,
 };
 
 static int __init pxa2xx_spi_init(void)
 {
 	return platform_driver_probe(&driver, pxa2xx_spi_probe);
 }
-module_init(pxa2xx_spi_init);
+subsys_initcall(pxa2xx_spi_init);
 
 static void __exit pxa2xx_spi_exit(void)
 {
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
index 70845ccd85c3..b76f2468a84a 100644
--- a/drivers/spi/spi.c
+++ b/drivers/spi/spi.c
@@ -23,6 +23,7 @@
 #include <linux/init.h>
 #include <linux/cache.h>
 #include <linux/mutex.h>
+#include <linux/mod_devicetable.h>
 #include <linux/spi/spi.h>
 
 
@@ -59,9 +60,32 @@ static struct device_attribute spi_dev_attrs[] = {
  * and the sysfs version makes coldplug work too.
  */
 
+static const struct spi_device_id *spi_match_id(const struct spi_device_id *id,
+						const struct spi_device *sdev)
+{
+	while (id->name[0]) {
+		if (!strcmp(sdev->modalias, id->name))
+			return id;
+		id++;
+	}
+	return NULL;
+}
+
+const struct spi_device_id *spi_get_device_id(const struct spi_device *sdev)
+{
+	const struct spi_driver *sdrv = to_spi_driver(sdev->dev.driver);
+
+	return spi_match_id(sdrv->id_table, sdev);
+}
+EXPORT_SYMBOL_GPL(spi_get_device_id);
+
 static int spi_match_device(struct device *dev, struct device_driver *drv)
 {
 	const struct spi_device	*spi = to_spi_device(dev);
+	const struct spi_driver	*sdrv = to_spi_driver(drv);
+
+	if (sdrv->id_table)
+		return !!spi_match_id(sdrv->id_table, spi);
 
 	return strcmp(spi->modalias, drv->name) == 0;
 }
@@ -70,7 +94,7 @@ static int spi_uevent(struct device *dev, struct kobj_uevent_env *env)
 {
 	const struct spi_device		*spi = to_spi_device(dev);
 
-	add_uevent_var(env, "MODALIAS=%s", spi->modalias);
+	add_uevent_var(env, "MODALIAS=%s%s", SPI_MODULE_PREFIX, spi->modalias);
 	return 0;
 }
 
@@ -639,6 +663,65 @@ int spi_setup(struct spi_device *spi)
 }
 EXPORT_SYMBOL_GPL(spi_setup);
 
+/**
+ * spi_async - asynchronous SPI transfer
+ * @spi: device with which data will be exchanged
+ * @message: describes the data transfers, including completion callback
+ * Context: any (irqs may be blocked, etc)
+ *
+ * This call may be used in_irq and other contexts which can't sleep,
+ * as well as from task contexts which can sleep.
+ *
+ * The completion callback is invoked in a context which can't sleep.
+ * Before that invocation, the value of message->status is undefined.
+ * When the callback is issued, message->status holds either zero (to
+ * indicate complete success) or a negative error code.  After that
+ * callback returns, the driver which issued the transfer request may
+ * deallocate the associated memory; it's no longer in use by any SPI
+ * core or controller driver code.
+ *
+ * Note that although all messages to a spi_device are handled in
+ * FIFO order, messages may go to different devices in other orders.
+ * Some device might be higher priority, or have various "hard" access
+ * time requirements, for example.
+ *
+ * On detection of any fault during the transfer, processing of
+ * the entire message is aborted, and the device is deselected.
+ * Until returning from the associated message completion callback,
+ * no other spi_message queued to that device will be processed.
+ * (This rule applies equally to all the synchronous transfer calls,
+ * which are wrappers around this core asynchronous primitive.)
+ */
+int spi_async(struct spi_device *spi, struct spi_message *message)
+{
+	struct spi_master *master = spi->master;
+
+	/* Half-duplex links include original MicroWire, and ones with
+	 * only one data pin like SPI_3WIRE (switches direction) or where
+	 * either MOSI or MISO is missing.  They can also be caused by
+	 * software limitations.
+	 */
+	if ((master->flags & SPI_MASTER_HALF_DUPLEX)
+			|| (spi->mode & SPI_3WIRE)) {
+		struct spi_transfer *xfer;
+		unsigned flags = master->flags;
+
+		list_for_each_entry(xfer, &message->transfers, transfer_list) {
+			if (xfer->rx_buf && xfer->tx_buf)
+				return -EINVAL;
+			if ((flags & SPI_MASTER_NO_TX) && xfer->tx_buf)
+				return -EINVAL;
+			if ((flags & SPI_MASTER_NO_RX) && xfer->rx_buf)
+				return -EINVAL;
+		}
+	}
+
+	message->spi = spi;
+	message->status = -EINPROGRESS;
+	return master->transfer(spi, message);
+}
+EXPORT_SYMBOL_GPL(spi_async);
+
 
 /*-------------------------------------------------------------------------*/
 
diff --git a/drivers/spi/spi_imx.c b/drivers/spi/spi_imx.c
index c195e45f7f35..89c22efedfb0 100644
--- a/drivers/spi/spi_imx.c
+++ b/drivers/spi/spi_imx.c
@@ -1,1770 +1,680 @@
 /*
- * drivers/spi/spi_imx.c
- *
- * Copyright (C) 2006 SWAPP
- *	Andrea Paterniani <a.paterniani@swapp-eng.it>
- *
- * Initial version inspired by:
- *	linux-2.6.17-rc3-mm1/drivers/spi/pxa2xx_spi.c
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
+ * Copyright 2004-2007 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright (C) 2008 Juergen Beisert
  *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
  * This program is distributed in the hope that it will be useful,
  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the
+ * Free Software Foundation
+ * 51 Franklin Street, Fifth Floor
+ * Boston, MA  02110-1301, USA.
  */
 
+#include <linux/clk.h>
+#include <linux/completion.h>
+#include <linux/delay.h>
+#include <linux/err.h>
+#include <linux/gpio.h>
 #include <linux/init.h>
-#include <linux/module.h>
-#include <linux/device.h>
-#include <linux/ioport.h>
-#include <linux/errno.h>
 #include <linux/interrupt.h>
+#include <linux/io.h>
+#include <linux/irq.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
 #include <linux/platform_device.h>
-#include <linux/dma-mapping.h>
 #include <linux/spi/spi.h>
-#include <linux/workqueue.h>
-#include <linux/delay.h>
-#include <linux/clk.h>
+#include <linux/spi/spi_bitbang.h>
+#include <linux/types.h>
 
-#include <asm/io.h>
-#include <asm/irq.h>
-#include <asm/delay.h>
-
-#include <mach/hardware.h>
-#include <mach/imx-dma.h>
-#include <mach/spi_imx.h>
-
-/*-------------------------------------------------------------------------*/
-/* SPI Registers offsets from peripheral base address */
-#define SPI_RXDATA		(0x00)
-#define SPI_TXDATA		(0x04)
-#define SPI_CONTROL		(0x08)
-#define SPI_INT_STATUS		(0x0C)
-#define SPI_TEST		(0x10)
-#define SPI_PERIOD		(0x14)
-#define SPI_DMA			(0x18)
-#define SPI_RESET		(0x1C)
-
-/* SPI Control Register Bit Fields & Masks */
-#define SPI_CONTROL_BITCOUNT_MASK	(0xF)		/* Bit Count Mask */
-#define SPI_CONTROL_BITCOUNT(n)		(((n) - 1) & SPI_CONTROL_BITCOUNT_MASK)
-#define SPI_CONTROL_POL			(0x1 << 4)      /* Clock Polarity Mask */
-#define SPI_CONTROL_POL_ACT_HIGH	(0x0 << 4)      /* Active high pol. (0=idle) */
-#define SPI_CONTROL_POL_ACT_LOW		(0x1 << 4)      /* Active low pol. (1=idle) */
-#define SPI_CONTROL_PHA			(0x1 << 5)      /* Clock Phase Mask */
-#define SPI_CONTROL_PHA_0		(0x0 << 5)      /* Clock Phase 0 */
-#define SPI_CONTROL_PHA_1		(0x1 << 5)      /* Clock Phase 1 */
-#define SPI_CONTROL_SSCTL		(0x1 << 6)      /* /SS Waveform Select Mask */
-#define SPI_CONTROL_SSCTL_0		(0x0 << 6)      /* Master: /SS stays low between SPI burst
-							   Slave: RXFIFO advanced by BIT_COUNT */
-#define SPI_CONTROL_SSCTL_1		(0x1 << 6)      /* Master: /SS insert pulse between SPI burst
-							   Slave: RXFIFO advanced by /SS rising edge */
-#define SPI_CONTROL_SSPOL		(0x1 << 7)      /* /SS Polarity Select Mask */
-#define SPI_CONTROL_SSPOL_ACT_LOW	(0x0 << 7)      /* /SS Active low */
-#define SPI_CONTROL_SSPOL_ACT_HIGH	(0x1 << 7)      /* /SS Active high */
-#define SPI_CONTROL_XCH			(0x1 << 8)      /* Exchange */
-#define SPI_CONTROL_SPIEN		(0x1 << 9)      /* SPI Module Enable */
-#define SPI_CONTROL_MODE		(0x1 << 10)     /* SPI Mode Select Mask */
-#define SPI_CONTROL_MODE_SLAVE		(0x0 << 10)     /* SPI Mode Slave */
-#define SPI_CONTROL_MODE_MASTER		(0x1 << 10)     /* SPI Mode Master */
-#define SPI_CONTROL_DRCTL		(0x3 << 11)     /* /SPI_RDY Control Mask */
-#define SPI_CONTROL_DRCTL_0		(0x0 << 11)     /* Ignore /SPI_RDY */
-#define SPI_CONTROL_DRCTL_1		(0x1 << 11)     /* /SPI_RDY falling edge triggers input */
-#define SPI_CONTROL_DRCTL_2		(0x2 << 11)     /* /SPI_RDY active low level triggers input */
-#define SPI_CONTROL_DATARATE		(0x7 << 13)     /* Data Rate Mask */
-#define SPI_PERCLK2_DIV_MIN		(0)		/* PERCLK2:4 */
-#define SPI_PERCLK2_DIV_MAX		(7)		/* PERCLK2:512 */
-#define SPI_CONTROL_DATARATE_MIN	(SPI_PERCLK2_DIV_MAX << 13)
-#define SPI_CONTROL_DATARATE_MAX	(SPI_PERCLK2_DIV_MIN << 13)
-#define SPI_CONTROL_DATARATE_BAD	(SPI_CONTROL_DATARATE_MIN + 1)
-
-/* SPI Interrupt/Status Register Bit Fields & Masks */
-#define SPI_STATUS_TE	(0x1 << 0)	/* TXFIFO Empty Status */
-#define SPI_STATUS_TH	(0x1 << 1)      /* TXFIFO Half Status */
-#define SPI_STATUS_TF	(0x1 << 2)      /* TXFIFO Full Status */
-#define SPI_STATUS_RR	(0x1 << 3)      /* RXFIFO Data Ready Status */
-#define SPI_STATUS_RH	(0x1 << 4)      /* RXFIFO Half Status */
-#define SPI_STATUS_RF	(0x1 << 5)      /* RXFIFO Full Status */
-#define SPI_STATUS_RO	(0x1 << 6)      /* RXFIFO Overflow */
-#define SPI_STATUS_BO	(0x1 << 7)      /* Bit Count Overflow */
-#define SPI_STATUS	(0xFF)		/* SPI Status Mask */
-#define SPI_INTEN_TE	(0x1 << 8)      /* TXFIFO Empty Interrupt Enable */
-#define SPI_INTEN_TH	(0x1 << 9)      /* TXFIFO Half Interrupt Enable */
-#define SPI_INTEN_TF	(0x1 << 10)     /* TXFIFO Full Interrupt Enable */
-#define SPI_INTEN_RE	(0x1 << 11)     /* RXFIFO Data Ready Interrupt Enable */
-#define SPI_INTEN_RH	(0x1 << 12)     /* RXFIFO Half Interrupt Enable */
-#define SPI_INTEN_RF	(0x1 << 13)     /* RXFIFO Full Interrupt Enable */
-#define SPI_INTEN_RO	(0x1 << 14)     /* RXFIFO Overflow Interrupt Enable */
-#define SPI_INTEN_BO	(0x1 << 15)     /* Bit Count Overflow Interrupt Enable */
-#define SPI_INTEN	(0xFF << 8)	/* SPI Interrupt Enable Mask */
-
-/* SPI Test Register Bit Fields & Masks */
-#define SPI_TEST_TXCNT		(0xF << 0)	/* TXFIFO Counter */
-#define SPI_TEST_RXCNT_LSB	(4)		/* RXFIFO Counter LSB */
-#define SPI_TEST_RXCNT		(0xF << 4)	/* RXFIFO Counter */
-#define SPI_TEST_SSTATUS	(0xF << 8)	/* State Machine Status */
-#define SPI_TEST_LBC		(0x1 << 14)	/* Loop Back Control */
-
-/* SPI Period Register Bit Fields & Masks */
-#define SPI_PERIOD_WAIT		(0x7FFF << 0)	/* Wait Between Transactions */
-#define SPI_PERIOD_MAX_WAIT	(0x7FFF)	/* Max Wait Between
-							Transactions */
-#define SPI_PERIOD_CSRC		(0x1 << 15)	/* Period Clock Source Mask */
-#define SPI_PERIOD_CSRC_BCLK	(0x0 << 15)	/* Period Clock Source is
-							Bit Clock */
-#define SPI_PERIOD_CSRC_32768	(0x1 << 15)	/* Period Clock Source is
-							32.768 KHz Clock */
-
-/* SPI DMA Register Bit Fields & Masks */
-#define SPI_DMA_RHDMA	(0x1 << 4)	/* RXFIFO Half Status */
-#define SPI_DMA_RFDMA	(0x1 << 5)      /* RXFIFO Full Status */
-#define SPI_DMA_TEDMA	(0x1 << 6)      /* TXFIFO Empty Status */
-#define SPI_DMA_THDMA	(0x1 << 7)      /* TXFIFO Half Status */
-#define SPI_DMA_RHDEN	(0x1 << 12)	/* RXFIFO Half DMA Request Enable */
-#define SPI_DMA_RFDEN	(0x1 << 13)     /* RXFIFO Full DMA Request Enable */
-#define SPI_DMA_TEDEN	(0x1 << 14)     /* TXFIFO Empty DMA Request Enable */
-#define SPI_DMA_THDEN	(0x1 << 15)     /* TXFIFO Half DMA Request Enable */
-
-/* SPI Soft Reset Register Bit Fields & Masks */
-#define SPI_RESET_START	(0x1)		/* Start */
-
-/* Default SPI configuration values */
-#define SPI_DEFAULT_CONTROL		\
-(					\
-	SPI_CONTROL_BITCOUNT(16) | 	\
-	SPI_CONTROL_POL_ACT_HIGH |	\
-	SPI_CONTROL_PHA_0 |		\
-	SPI_CONTROL_SPIEN |		\
-	SPI_CONTROL_SSCTL_1 |		\
-	SPI_CONTROL_MODE_MASTER |	\
-	SPI_CONTROL_DRCTL_0 |		\
-	SPI_CONTROL_DATARATE_MIN	\
-)
-#define SPI_DEFAULT_ENABLE_LOOPBACK	(0)
-#define SPI_DEFAULT_ENABLE_DMA		(0)
-#define SPI_DEFAULT_PERIOD_WAIT		(8)
-/*-------------------------------------------------------------------------*/
-
-
-/*-------------------------------------------------------------------------*/
-/* TX/RX SPI FIFO size */
-#define SPI_FIFO_DEPTH			(8)
-#define SPI_FIFO_BYTE_WIDTH		(2)
-#define SPI_FIFO_OVERFLOW_MARGIN	(2)
-
-/* DMA burst length for half full/empty request trigger */
-#define SPI_DMA_BLR			(SPI_FIFO_DEPTH * SPI_FIFO_BYTE_WIDTH / 2)
-
-/* Dummy char output to achieve reads.
-   Choosing something different from all zeroes may help pattern recogition
-   for oscilloscope analysis, but may break some drivers. */
-#define SPI_DUMMY_u8			0
-#define SPI_DUMMY_u16			((SPI_DUMMY_u8 << 8) | SPI_DUMMY_u8)
-#define SPI_DUMMY_u32			((SPI_DUMMY_u16 << 16) | SPI_DUMMY_u16)
-
-/**
- * Macro to change a u32 field:
- * @r : register to edit
- * @m : bit mask
- * @v : new value for the field correctly bit-alligned
-*/
-#define u32_EDIT(r, m, v)		r = (r & ~(m)) | (v)
-
-/* Message state */
-#define START_STATE			((void*)0)
-#define RUNNING_STATE			((void*)1)
-#define DONE_STATE			((void*)2)
-#define ERROR_STATE			((void*)-1)
-
-/* Queue state */
-#define QUEUE_RUNNING			(0)
-#define QUEUE_STOPPED			(1)
-
-#define IS_DMA_ALIGNED(x) 		(((u32)(x) & 0x03) == 0)
-#define DMA_ALIGNMENT			4
-/*-------------------------------------------------------------------------*/
-
-
-/*-------------------------------------------------------------------------*/
-/* Driver data structs */
-
-/* Context */
-struct driver_data {
-	/* Driver model hookup */
-	struct platform_device *pdev;
-
-	/* SPI framework hookup */
-	struct spi_master *master;
+#include <mach/spi.h>
 
-	/* IMX hookup */
-	struct spi_imx_master *master_info;
-
-	/* Memory resources and SPI regs virtual address */
-	struct resource *ioarea;
-	void __iomem *regs;
-
-	/* SPI RX_DATA physical address */
-	dma_addr_t rd_data_phys;
-
-	/* Driver message queue */
-	struct workqueue_struct	*workqueue;
-	struct work_struct work;
-	spinlock_t lock;
-	struct list_head queue;
-	int busy;
-	int run;
-
-	/* Message Transfer pump */
-	struct tasklet_struct pump_transfers;
-
-	/* Current message, transfer and state */
-	struct spi_message *cur_msg;
-	struct spi_transfer *cur_transfer;
-	struct chip_data *cur_chip;
-
-	/* Rd / Wr buffers pointers */
-	size_t len;
-	void *tx;
-	void *tx_end;
-	void *rx;
-	void *rx_end;
-
-	u8 rd_only;
-	u8 n_bytes;
-	int cs_change;
-
-	/* Function pointers */
-	irqreturn_t (*transfer_handler)(struct driver_data *drv_data);
-	void (*cs_control)(u32 command);
-
-	/* DMA setup */
-	int rx_channel;
-	int tx_channel;
-	dma_addr_t rx_dma;
-	dma_addr_t tx_dma;
-	int rx_dma_needs_unmap;
-	int tx_dma_needs_unmap;
-	size_t tx_map_len;
-	u32 dummy_dma_buf ____cacheline_aligned;
+#define DRIVER_NAME "spi_imx"
 
-	struct clk *clk;
-};
+#define MXC_CSPIRXDATA		0x00
+#define MXC_CSPITXDATA		0x04
+#define MXC_CSPICTRL		0x08
+#define MXC_CSPIINT		0x0c
+#define MXC_RESET		0x1c
 
-/* Runtime state */
-struct chip_data {
-	u32 control;
-	u32 period;
-	u32 test;
+/* generic defines to abstract from the different register layouts */
+#define MXC_INT_RR	(1 << 0) /* Receive data ready interrupt */
+#define MXC_INT_TE	(1 << 1) /* Transmit FIFO empty interrupt */
 
-	u8 enable_dma:1;
-	u8 bits_per_word;
-	u8 n_bytes;
-	u32 max_speed_hz;
-
-	void (*cs_control)(u32 command);
+struct spi_imx_config {
+	unsigned int speed_hz;
+	unsigned int bpw;
+	unsigned int mode;
+	int cs;
 };
-/*-------------------------------------------------------------------------*/
-
 
-static void pump_messages(struct work_struct *work);
+struct spi_imx_data {
+	struct spi_bitbang bitbang;
 
-static void flush(struct driver_data *drv_data)
-{
-	void __iomem *regs = drv_data->regs;
-	u32 control;
+	struct completion xfer_done;
+	void *base;
+	int irq;
+	struct clk *clk;
+	unsigned long spi_clk;
+	int *chipselect;
+
+	unsigned int count;
+	void (*tx)(struct spi_imx_data *);
+	void (*rx)(struct spi_imx_data *);
+	void *rx_buf;
+	const void *tx_buf;
+	unsigned int txfifo; /* number of words pushed in tx FIFO */
+
+	/* SoC specific functions */
+	void (*intctrl)(struct spi_imx_data *, int);
+	int (*config)(struct spi_imx_data *, struct spi_imx_config *);
+	void (*trigger)(struct spi_imx_data *);
+	int (*rx_available)(struct spi_imx_data *);
+};
 
-	dev_dbg(&drv_data->pdev->dev, "flush\n");
+#define MXC_SPI_BUF_RX(type)						\
+static void spi_imx_buf_rx_##type(struct spi_imx_data *spi_imx)		\
+{									\
+	unsigned int val = readl(spi_imx->base + MXC_CSPIRXDATA);	\
+									\
+	if (spi_imx->rx_buf) {						\
+		*(type *)spi_imx->rx_buf = val;				\
+		spi_imx->rx_buf += sizeof(type);			\
+	}								\
+}
+
+#define MXC_SPI_BUF_TX(type)						\
+static void spi_imx_buf_tx_##type(struct spi_imx_data *spi_imx)		\
+{									\
+	type val = 0;							\
+									\
+	if (spi_imx->tx_buf) {						\
+		val = *(type *)spi_imx->tx_buf;				\
+		spi_imx->tx_buf += sizeof(type);			\
+	}								\
+									\
+	spi_imx->count -= sizeof(type);					\
+									\
+	writel(val, spi_imx->base + MXC_CSPITXDATA);			\
+}
+
+MXC_SPI_BUF_RX(u8)
+MXC_SPI_BUF_TX(u8)
+MXC_SPI_BUF_RX(u16)
+MXC_SPI_BUF_TX(u16)
+MXC_SPI_BUF_RX(u32)
+MXC_SPI_BUF_TX(u32)
+
+/* First entry is reserved, second entry is valid only if SDHC_SPIEN is set
+ * (which is currently not the case in this driver)
+ */
+static int mxc_clkdivs[] = {0, 3, 4, 6, 8, 12, 16, 24, 32, 48, 64, 96, 128, 192,
+	256, 384, 512, 768, 1024};
 
-	/* Wait for end of transaction */
-	do {
-		control = readl(regs + SPI_CONTROL);
-	} while (control & SPI_CONTROL_XCH);
+/* MX21, MX27 */
+static unsigned int spi_imx_clkdiv_1(unsigned int fin,
+		unsigned int fspi)
+{
+	int i, max;
 
-	/* Release chip select if requested, transfer delays are
-	   handled in pump_transfers */
-	if (drv_data->cs_change)
-		drv_data->cs_control(SPI_CS_DEASSERT);
+	if (cpu_is_mx21())
+		max = 18;
+	else
+		max = 16;
 
-	/* Disable SPI to flush FIFOs */
-	writel(control & ~SPI_CONTROL_SPIEN, regs + SPI_CONTROL);
-	writel(control, regs + SPI_CONTROL);
-}
+	for (i = 2; i < max; i++)
+		if (fspi * mxc_clkdivs[i] >= fin)
+			return i;
 
-static void restore_state(struct driver_data *drv_data)
-{
-	void __iomem *regs = drv_data->regs;
-	struct chip_data *chip = drv_data->cur_chip;
-
-	/* Load chip registers */
-	dev_dbg(&drv_data->pdev->dev,
-		"restore_state\n"
-		"    test    = 0x%08X\n"
-		"    control = 0x%08X\n",
-		chip->test,
-		chip->control);
-	writel(chip->test, regs + SPI_TEST);
-	writel(chip->period, regs + SPI_PERIOD);
-	writel(0, regs + SPI_INT_STATUS);
-	writel(chip->control, regs + SPI_CONTROL);
+	return max;
 }
 
-static void null_cs_control(u32 command)
+/* MX1, MX31, MX35 */
+static unsigned int spi_imx_clkdiv_2(unsigned int fin,
+		unsigned int fspi)
 {
-}
+	int i, div = 4;
 
-static inline u32 data_to_write(struct driver_data *drv_data)
-{
-	return ((u32)(drv_data->tx_end - drv_data->tx)) / drv_data->n_bytes;
-}
+	for (i = 0; i < 7; i++) {
+		if (fspi * div >= fin)
+			return i;
+		div <<= 1;
+	}
 
-static inline u32 data_to_read(struct driver_data *drv_data)
-{
-	return ((u32)(drv_data->rx_end - drv_data->rx)) / drv_data->n_bytes;
+	return 7;
 }
 
-static int write(struct driver_data *drv_data)
-{
-	void __iomem *regs = drv_data->regs;
-	void *tx = drv_data->tx;
-	void *tx_end = drv_data->tx_end;
-	u8 n_bytes = drv_data->n_bytes;
-	u32 remaining_writes;
-	u32 fifo_avail_space;
-	u32 n;
-	u16 d;
-
-	/* Compute how many fifo writes to do */
-	remaining_writes = (u32)(tx_end - tx) / n_bytes;
-	fifo_avail_space = SPI_FIFO_DEPTH -
-				(readl(regs + SPI_TEST) & SPI_TEST_TXCNT);
-	if (drv_data->rx && (fifo_avail_space > SPI_FIFO_OVERFLOW_MARGIN))
-		/* Fix misunderstood receive overflow */
-		fifo_avail_space -= SPI_FIFO_OVERFLOW_MARGIN;
-	n = min(remaining_writes, fifo_avail_space);
-
-	dev_dbg(&drv_data->pdev->dev,
-		"write type %s\n"
-		"    remaining writes = %d\n"
-		"    fifo avail space = %d\n"
-		"    fifo writes      = %d\n",
-		(n_bytes == 1) ? "u8" : "u16",
-		remaining_writes,
-		fifo_avail_space,
-		n);
-
-	if (n > 0) {
-		/* Fill SPI TXFIFO */
-		if (drv_data->rd_only) {
-			tx += n * n_bytes;
-			while (n--)
-				writel(SPI_DUMMY_u16, regs + SPI_TXDATA);
-		} else {
-			if (n_bytes == 1) {
-				while (n--) {
-					d = *(u8*)tx;
-					writel(d, regs + SPI_TXDATA);
-					tx += 1;
-				}
-			} else {
-				while (n--) {
-					d = *(u16*)tx;
-					writel(d, regs + SPI_TXDATA);
-					tx += 2;
-				}
-			}
-		}
-
-		/* Trigger transfer */
-		writel(readl(regs + SPI_CONTROL) | SPI_CONTROL_XCH,
-			regs + SPI_CONTROL);
+#define MX31_INTREG_TEEN	(1 << 0)
+#define MX31_INTREG_RREN	(1 << 3)
 
-		/* Update tx pointer */
-		drv_data->tx = tx;
-	}
+#define MX31_CSPICTRL_ENABLE	(1 << 0)
+#define MX31_CSPICTRL_MASTER	(1 << 1)
+#define MX31_CSPICTRL_XCH	(1 << 2)
+#define MX31_CSPICTRL_POL	(1 << 4)
+#define MX31_CSPICTRL_PHA	(1 << 5)
+#define MX31_CSPICTRL_SSCTL	(1 << 6)
+#define MX31_CSPICTRL_SSPOL	(1 << 7)
+#define MX31_CSPICTRL_BC_SHIFT	8
+#define MX35_CSPICTRL_BL_SHIFT	20
+#define MX31_CSPICTRL_CS_SHIFT	24
+#define MX35_CSPICTRL_CS_SHIFT	12
+#define MX31_CSPICTRL_DR_SHIFT	16
 
-	return (tx >= tx_end);
-}
+#define MX31_CSPISTATUS		0x14
+#define MX31_STATUS_RR		(1 << 3)
 
-static int read(struct driver_data *drv_data)
+/* These functions also work for the i.MX35, but be aware that
+ * the i.MX35 has a slightly different register layout for bits
+ * we do not use here.
+ */
+static void mx31_intctrl(struct spi_imx_data *spi_imx, int enable)
 {
-	void __iomem *regs = drv_data->regs;
-	void *rx = drv_data->rx;
-	void *rx_end = drv_data->rx_end;
-	u8 n_bytes = drv_data->n_bytes;
-	u32 remaining_reads;
-	u32 fifo_rxcnt;
-	u32 n;
-	u16 d;
-
-	/* Compute how many fifo reads to do */
-	remaining_reads = (u32)(rx_end - rx) / n_bytes;
-	fifo_rxcnt = (readl(regs + SPI_TEST) & SPI_TEST_RXCNT) >>
-			SPI_TEST_RXCNT_LSB;
-	n = min(remaining_reads, fifo_rxcnt);
-
-	dev_dbg(&drv_data->pdev->dev,
-		"read type %s\n"
-		"    remaining reads = %d\n"
-		"    fifo rx count   = %d\n"
-		"    fifo reads      = %d\n",
-		(n_bytes == 1) ? "u8" : "u16",
-		remaining_reads,
-		fifo_rxcnt,
-		n);
-
-	if (n > 0) {
-		/* Read SPI RXFIFO */
-		if (n_bytes == 1) {
-			while (n--) {
-				d = readl(regs + SPI_RXDATA);
-				*((u8*)rx) = d;
-				rx += 1;
-			}
-		} else {
-			while (n--) {
-				d = readl(regs + SPI_RXDATA);
-				*((u16*)rx) = d;
-				rx += 2;
-			}
-		}
+	unsigned int val = 0;
 
-		/* Update rx pointer */
-		drv_data->rx = rx;
-	}
+	if (enable & MXC_INT_TE)
+		val |= MX31_INTREG_TEEN;
+	if (enable & MXC_INT_RR)
+		val |= MX31_INTREG_RREN;
 
-	return (rx >= rx_end);
+	writel(val, spi_imx->base + MXC_CSPIINT);
 }
 
-static void *next_transfer(struct driver_data *drv_data)
+static void mx31_trigger(struct spi_imx_data *spi_imx)
 {
-	struct spi_message *msg = drv_data->cur_msg;
-	struct spi_transfer *trans = drv_data->cur_transfer;
-
-	/* Move to next transfer */
-	if (trans->transfer_list.next != &msg->transfers) {
-		drv_data->cur_transfer =
-			list_entry(trans->transfer_list.next,
-					struct spi_transfer,
-					transfer_list);
-		return RUNNING_STATE;
-	}
+	unsigned int reg;
 
-	return DONE_STATE;
+	reg = readl(spi_imx->base + MXC_CSPICTRL);
+	reg |= MX31_CSPICTRL_XCH;
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
 }
 
-static int map_dma_buffers(struct driver_data *drv_data)
+static int mx31_config(struct spi_imx_data *spi_imx,
+		struct spi_imx_config *config)
 {
-	struct spi_message *msg;
-	struct device *dev;
-	void *buf;
-
-	drv_data->rx_dma_needs_unmap = 0;
-	drv_data->tx_dma_needs_unmap = 0;
-
-	if (!drv_data->master_info->enable_dma ||
-		!drv_data->cur_chip->enable_dma)
-			return -1;
-
-	msg = drv_data->cur_msg;
-	dev = &msg->spi->dev;
-	if (msg->is_dma_mapped) {
-		if (drv_data->tx_dma)
-			/* The caller provided at least dma and cpu virtual
-			   address for write; pump_transfers() will consider the
-			   transfer as write only if cpu rx virtual address is
-			   NULL */
-			return 0;
-
-		if (drv_data->rx_dma) {
-			/* The caller provided dma and cpu virtual address to
-			   performe read only transfer -->
-			   use drv_data->dummy_dma_buf for dummy writes to
-			   achive reads */
-			buf = &drv_data->dummy_dma_buf;
-			drv_data->tx_map_len = sizeof(drv_data->dummy_dma_buf);
-			drv_data->tx_dma = dma_map_single(dev,
-							buf,
-							drv_data->tx_map_len,
-							DMA_TO_DEVICE);
-			if (dma_mapping_error(dev, drv_data->tx_dma))
-				return -1;
-
-			drv_data->tx_dma_needs_unmap = 1;
-
-			/* Flags transfer as rd_only for pump_transfers() DMA
-			   regs programming (should be redundant) */
-			drv_data->tx = NULL;
-
-			return 0;
-		}
-	}
+	unsigned int reg = MX31_CSPICTRL_ENABLE | MX31_CSPICTRL_MASTER;
 
-	if (!IS_DMA_ALIGNED(drv_data->rx) || !IS_DMA_ALIGNED(drv_data->tx))
-		return -1;
-
-	if (drv_data->tx == NULL) {
-		/* Read only message --> use drv_data->dummy_dma_buf for dummy
-		   writes to achive reads */
-		buf = &drv_data->dummy_dma_buf;
-		drv_data->tx_map_len = sizeof(drv_data->dummy_dma_buf);
-	} else {
-		buf = drv_data->tx;
-		drv_data->tx_map_len = drv_data->len;
+	reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, config->speed_hz) <<
+		MX31_CSPICTRL_DR_SHIFT;
+
+	if (cpu_is_mx31())
+		reg |= (config->bpw - 1) << MX31_CSPICTRL_BC_SHIFT;
+	else if (cpu_is_mx35()) {
+		reg |= (config->bpw - 1) << MX35_CSPICTRL_BL_SHIFT;
+		reg |= MX31_CSPICTRL_SSCTL;
 	}
-	drv_data->tx_dma = dma_map_single(dev,
-					buf,
-					drv_data->tx_map_len,
-					DMA_TO_DEVICE);
-	if (dma_mapping_error(dev, drv_data->tx_dma))
-		return -1;
-	drv_data->tx_dma_needs_unmap = 1;
-
-	/* NULL rx means write-only transfer and no map needed
-	 * since rx DMA will not be used */
-	if (drv_data->rx) {
-		buf = drv_data->rx;
-		drv_data->rx_dma = dma_map_single(dev,
-						buf,
-						drv_data->len,
-						DMA_FROM_DEVICE);
-		if (dma_mapping_error(dev, drv_data->rx_dma)) {
-			if (drv_data->tx_dma) {
-				dma_unmap_single(dev,
-						drv_data->tx_dma,
-						drv_data->tx_map_len,
-						DMA_TO_DEVICE);
-				drv_data->tx_dma_needs_unmap = 0;
-			}
-			return -1;
-		}
-		drv_data->rx_dma_needs_unmap = 1;
+
+	if (config->mode & SPI_CPHA)
+		reg |= MX31_CSPICTRL_PHA;
+	if (config->mode & SPI_CPOL)
+		reg |= MX31_CSPICTRL_POL;
+	if (config->mode & SPI_CS_HIGH)
+		reg |= MX31_CSPICTRL_SSPOL;
+	if (config->cs < 0) {
+		if (cpu_is_mx31())
+			reg |= (config->cs + 32) << MX31_CSPICTRL_CS_SHIFT;
+		else if (cpu_is_mx35())
+			reg |= (config->cs + 32) << MX35_CSPICTRL_CS_SHIFT;
 	}
 
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
+
 	return 0;
 }
 
-static void unmap_dma_buffers(struct driver_data *drv_data)
+static int mx31_rx_available(struct spi_imx_data *spi_imx)
 {
-	struct spi_message *msg = drv_data->cur_msg;
-	struct device *dev = &msg->spi->dev;
-
-	if (drv_data->rx_dma_needs_unmap) {
-		dma_unmap_single(dev,
-				drv_data->rx_dma,
-				drv_data->len,
-				DMA_FROM_DEVICE);
-		drv_data->rx_dma_needs_unmap = 0;
-	}
-	if (drv_data->tx_dma_needs_unmap) {
-		dma_unmap_single(dev,
-				drv_data->tx_dma,
-				drv_data->tx_map_len,
-				DMA_TO_DEVICE);
-		drv_data->tx_dma_needs_unmap = 0;
-	}
+	return readl(spi_imx->base + MX31_CSPISTATUS) & MX31_STATUS_RR;
 }
 
-/* Caller already set message->status (dma is already blocked) */
-static void giveback(struct spi_message *message, struct driver_data *drv_data)
-{
-	void __iomem *regs = drv_data->regs;
-
-	/* Bring SPI to sleep; restore_state() and pump_transfer()
-	   will do new setup */
-	writel(0, regs + SPI_INT_STATUS);
-	writel(0, regs + SPI_DMA);
-
-	/* Unconditioned deselct */
-	drv_data->cs_control(SPI_CS_DEASSERT);
+#define MX27_INTREG_RR		(1 << 4)
+#define MX27_INTREG_TEEN	(1 << 9)
+#define MX27_INTREG_RREN	(1 << 13)
 
-	message->state = NULL;
-	if (message->complete)
-		message->complete(message->context);
+#define MX27_CSPICTRL_POL	(1 << 5)
+#define MX27_CSPICTRL_PHA	(1 << 6)
+#define MX27_CSPICTRL_SSPOL	(1 << 8)
+#define MX27_CSPICTRL_XCH	(1 << 9)
+#define MX27_CSPICTRL_ENABLE	(1 << 10)
+#define MX27_CSPICTRL_MASTER	(1 << 11)
+#define MX27_CSPICTRL_DR_SHIFT	14
+#define MX27_CSPICTRL_CS_SHIFT	19
 
-	drv_data->cur_msg = NULL;
-	drv_data->cur_transfer = NULL;
-	drv_data->cur_chip = NULL;
-	queue_work(drv_data->workqueue, &drv_data->work);
-}
-
-static void dma_err_handler(int channel, void *data, int errcode)
+static void mx27_intctrl(struct spi_imx_data *spi_imx, int enable)
 {
-	struct driver_data *drv_data = data;
-	struct spi_message *msg = drv_data->cur_msg;
-
-	dev_dbg(&drv_data->pdev->dev, "dma_err_handler\n");
-
-	/* Disable both rx and tx dma channels */
-	imx_dma_disable(drv_data->rx_channel);
-	imx_dma_disable(drv_data->tx_channel);
-	unmap_dma_buffers(drv_data);
+	unsigned int val = 0;
 
-	flush(drv_data);
+	if (enable & MXC_INT_TE)
+		val |= MX27_INTREG_TEEN;
+	if (enable & MXC_INT_RR)
+		val |= MX27_INTREG_RREN;
 
-	msg->state = ERROR_STATE;
-	tasklet_schedule(&drv_data->pump_transfers);
+	writel(val, spi_imx->base + MXC_CSPIINT);
 }
 
-static void dma_tx_handler(int channel, void *data)
+static void mx27_trigger(struct spi_imx_data *spi_imx)
 {
-	struct driver_data *drv_data = data;
+	unsigned int reg;
 
-	dev_dbg(&drv_data->pdev->dev, "dma_tx_handler\n");
-
-	imx_dma_disable(channel);
-
-	/* Now waits for TX FIFO empty */
-	writel(SPI_INTEN_TE, drv_data->regs + SPI_INT_STATUS);
+	reg = readl(spi_imx->base + MXC_CSPICTRL);
+	reg |= MX27_CSPICTRL_XCH;
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
 }
 
-static irqreturn_t dma_transfer(struct driver_data *drv_data)
+static int mx27_config(struct spi_imx_data *spi_imx,
+		struct spi_imx_config *config)
 {
-	u32 status;
-	struct spi_message *msg = drv_data->cur_msg;
-	void __iomem *regs = drv_data->regs;
-
-	status = readl(regs + SPI_INT_STATUS);
+	unsigned int reg = MX27_CSPICTRL_ENABLE | MX27_CSPICTRL_MASTER;
 
-	if ((status & (SPI_INTEN_RO | SPI_STATUS_RO))
-			== (SPI_INTEN_RO | SPI_STATUS_RO)) {
-		writel(status & ~SPI_INTEN, regs + SPI_INT_STATUS);
+	reg |= spi_imx_clkdiv_1(spi_imx->spi_clk, config->speed_hz) <<
+		MX27_CSPICTRL_DR_SHIFT;
+	reg |= config->bpw - 1;
 
-		imx_dma_disable(drv_data->tx_channel);
-		imx_dma_disable(drv_data->rx_channel);
-		unmap_dma_buffers(drv_data);
+	if (config->mode & SPI_CPHA)
+		reg |= MX27_CSPICTRL_PHA;
+	if (config->mode & SPI_CPOL)
+		reg |= MX27_CSPICTRL_POL;
+	if (config->mode & SPI_CS_HIGH)
+		reg |= MX27_CSPICTRL_SSPOL;
+	if (config->cs < 0)
+		reg |= (config->cs + 32) << MX27_CSPICTRL_CS_SHIFT;
 
-		flush(drv_data);
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
 
-		dev_warn(&drv_data->pdev->dev,
-				"dma_transfer - fifo overun\n");
-
-		msg->state = ERROR_STATE;
-		tasklet_schedule(&drv_data->pump_transfers);
-
-		return IRQ_HANDLED;
-	}
-
-	if (status & SPI_STATUS_TE) {
-		writel(status & ~SPI_INTEN_TE, regs + SPI_INT_STATUS);
-
-		if (drv_data->rx) {
-			/* Wait end of transfer before read trailing data */
-			while (readl(regs + SPI_CONTROL) & SPI_CONTROL_XCH)
-				cpu_relax();
-
-			imx_dma_disable(drv_data->rx_channel);
-			unmap_dma_buffers(drv_data);
-
-			/* Release chip select if requested, transfer delays are
-			   handled in pump_transfers() */
-			if (drv_data->cs_change)
-				drv_data->cs_control(SPI_CS_DEASSERT);
-
-			/* Calculate number of trailing data and read them */
-			dev_dbg(&drv_data->pdev->dev,
-				"dma_transfer - test = 0x%08X\n",
-				readl(regs + SPI_TEST));
-			drv_data->rx = drv_data->rx_end -
-					((readl(regs + SPI_TEST) &
-					SPI_TEST_RXCNT) >>
-					SPI_TEST_RXCNT_LSB)*drv_data->n_bytes;
-			read(drv_data);
-		} else {
-			/* Write only transfer */
-			unmap_dma_buffers(drv_data);
-
-			flush(drv_data);
-		}
-
-		/* End of transfer, update total byte transfered */
-		msg->actual_length += drv_data->len;
-
-		/* Move to next transfer */
-		msg->state = next_transfer(drv_data);
-
-		/* Schedule transfer tasklet */
-		tasklet_schedule(&drv_data->pump_transfers);
-
-		return IRQ_HANDLED;
-	}
-
-	/* Opps problem detected */
-	return IRQ_NONE;
+	return 0;
 }
 
-static irqreturn_t interrupt_wronly_transfer(struct driver_data *drv_data)
+static int mx27_rx_available(struct spi_imx_data *spi_imx)
 {
-	struct spi_message *msg = drv_data->cur_msg;
-	void __iomem *regs = drv_data->regs;
-	u32 status;
-	irqreturn_t handled = IRQ_NONE;
-
-	status = readl(regs + SPI_INT_STATUS);
-
-	if (status & SPI_INTEN_TE) {
-		/* TXFIFO Empty Interrupt on the last transfered word */
-		writel(status & ~SPI_INTEN, regs + SPI_INT_STATUS);
-		dev_dbg(&drv_data->pdev->dev,
-			"interrupt_wronly_transfer - end of tx\n");
-
-		flush(drv_data);
+	return readl(spi_imx->base + MXC_CSPIINT) & MX27_INTREG_RR;
+}
 
-		/* Update total byte transfered */
-		msg->actual_length += drv_data->len;
+#define MX1_INTREG_RR		(1 << 3)
+#define MX1_INTREG_TEEN		(1 << 8)
+#define MX1_INTREG_RREN		(1 << 11)
 
-		/* Move to next transfer */
-		msg->state = next_transfer(drv_data);
+#define MX1_CSPICTRL_POL	(1 << 4)
+#define MX1_CSPICTRL_PHA	(1 << 5)
+#define MX1_CSPICTRL_XCH	(1 << 8)
+#define MX1_CSPICTRL_ENABLE	(1 << 9)
+#define MX1_CSPICTRL_MASTER	(1 << 10)
+#define MX1_CSPICTRL_DR_SHIFT	13
 
-		/* Schedule transfer tasklet */
-		tasklet_schedule(&drv_data->pump_transfers);
+static void mx1_intctrl(struct spi_imx_data *spi_imx, int enable)
+{
+	unsigned int val = 0;
 
-		return IRQ_HANDLED;
-	} else {
-		while (status & SPI_STATUS_TH) {
-			dev_dbg(&drv_data->pdev->dev,
-				"interrupt_wronly_transfer - status = 0x%08X\n",
-				status);
-
-			/* Pump data */
-			if (write(drv_data)) {
-				/* End of TXFIFO writes,
-				   now wait until TXFIFO is empty */
-				writel(SPI_INTEN_TE, regs + SPI_INT_STATUS);
-				return IRQ_HANDLED;
-			}
-
-			status = readl(regs + SPI_INT_STATUS);
-
-			/* We did something */
-			handled = IRQ_HANDLED;
-		}
-	}
+	if (enable & MXC_INT_TE)
+		val |= MX1_INTREG_TEEN;
+	if (enable & MXC_INT_RR)
+		val |= MX1_INTREG_RREN;
 
-	return handled;
+	writel(val, spi_imx->base + MXC_CSPIINT);
 }
 
-static irqreturn_t interrupt_transfer(struct driver_data *drv_data)
+static void mx1_trigger(struct spi_imx_data *spi_imx)
 {
-	struct spi_message *msg = drv_data->cur_msg;
-	void __iomem *regs = drv_data->regs;
-	u32 status, control;
-	irqreturn_t handled = IRQ_NONE;
-	unsigned long limit;
-
-	status = readl(regs + SPI_INT_STATUS);
-
-	if (status & SPI_INTEN_TE) {
-		/* TXFIFO Empty Interrupt on the last transfered word */
-		writel(status & ~SPI_INTEN, regs + SPI_INT_STATUS);
-		dev_dbg(&drv_data->pdev->dev,
-			"interrupt_transfer - end of tx\n");
-
-		if (msg->state == ERROR_STATE) {
-			/* RXFIFO overrun was detected and message aborted */
-			flush(drv_data);
-		} else {
-			/* Wait for end of transaction */
-			do {
-				control = readl(regs + SPI_CONTROL);
-			} while (control & SPI_CONTROL_XCH);
-
-			/* Release chip select if requested, transfer delays are
-			   handled in pump_transfers */
-			if (drv_data->cs_change)
-				drv_data->cs_control(SPI_CS_DEASSERT);
-
-			/* Read trailing bytes */
-			limit = loops_per_jiffy << 1;
-			while ((read(drv_data) == 0) && --limit)
-				cpu_relax();
-
-			if (limit == 0)
-				dev_err(&drv_data->pdev->dev,
-					"interrupt_transfer - "
-					"trailing byte read failed\n");
-			else
-				dev_dbg(&drv_data->pdev->dev,
-					"interrupt_transfer - end of rx\n");
-
-			/* Update total byte transfered */
-			msg->actual_length += drv_data->len;
-
-			/* Move to next transfer */
-			msg->state = next_transfer(drv_data);
-		}
-
-		/* Schedule transfer tasklet */
-		tasklet_schedule(&drv_data->pump_transfers);
+	unsigned int reg;
 
-		return IRQ_HANDLED;
-	} else {
-		while (status & (SPI_STATUS_TH | SPI_STATUS_RO)) {
-			dev_dbg(&drv_data->pdev->dev,
-				"interrupt_transfer - status = 0x%08X\n",
-				status);
-
-			if (status & SPI_STATUS_RO) {
-				/* RXFIFO overrun, abort message end wait
-				   until TXFIFO is empty */
-				writel(SPI_INTEN_TE, regs + SPI_INT_STATUS);
-
-				dev_warn(&drv_data->pdev->dev,
-					"interrupt_transfer - fifo overun\n"
-					"    data not yet written = %d\n"
-					"    data not yet read    = %d\n",
-					data_to_write(drv_data),
-					data_to_read(drv_data));
-
-				msg->state = ERROR_STATE;
-
-				return IRQ_HANDLED;
-			}
-
-			/* Pump data */
-			read(drv_data);
-			if (write(drv_data)) {
-				/* End of TXFIFO writes,
-				   now wait until TXFIFO is empty */
-				writel(SPI_INTEN_TE, regs + SPI_INT_STATUS);
-				return IRQ_HANDLED;
-			}
-
-			status = readl(regs + SPI_INT_STATUS);
-
-			/* We did something */
-			handled = IRQ_HANDLED;
-		}
-	}
-
-	return handled;
+	reg = readl(spi_imx->base + MXC_CSPICTRL);
+	reg |= MX1_CSPICTRL_XCH;
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
 }
 
-static irqreturn_t spi_int(int irq, void *dev_id)
+static int mx1_config(struct spi_imx_data *spi_imx,
+		struct spi_imx_config *config)
 {
-	struct driver_data *drv_data = (struct driver_data *)dev_id;
+	unsigned int reg = MX1_CSPICTRL_ENABLE | MX1_CSPICTRL_MASTER;
 
-	if (!drv_data->cur_msg) {
-		dev_err(&drv_data->pdev->dev,
-			"spi_int - bad message state\n");
-		/* Never fail */
-		return IRQ_HANDLED;
-	}
+	reg |= spi_imx_clkdiv_2(spi_imx->spi_clk, config->speed_hz) <<
+		MX1_CSPICTRL_DR_SHIFT;
+	reg |= config->bpw - 1;
 
-	return drv_data->transfer_handler(drv_data);
-}
+	if (config->mode & SPI_CPHA)
+		reg |= MX1_CSPICTRL_PHA;
+	if (config->mode & SPI_CPOL)
+		reg |= MX1_CSPICTRL_POL;
 
-static inline u32 spi_speed_hz(struct driver_data *drv_data, u32 data_rate)
-{
-	return clk_get_rate(drv_data->clk) / (4 << ((data_rate) >> 13));
+	writel(reg, spi_imx->base + MXC_CSPICTRL);
+
+	return 0;
 }
 
-static u32 spi_data_rate(struct driver_data *drv_data, u32 speed_hz)
+static int mx1_rx_available(struct spi_imx_data *spi_imx)
 {
-	u32 div;
-	u32 quantized_hz = clk_get_rate(drv_data->clk) >> 2;
-
-	for (div = SPI_PERCLK2_DIV_MIN;
-		div <= SPI_PERCLK2_DIV_MAX;
-		div++, quantized_hz >>= 1) {
-			if (quantized_hz <= speed_hz)
-				/* Max available speed LEQ required speed */
-				return div << 13;
-	}
-	return SPI_CONTROL_DATARATE_BAD;
+	return readl(spi_imx->base + MXC_CSPIINT) & MX1_INTREG_RR;
 }
 
-static void pump_transfers(unsigned long data)
+static void spi_imx_chipselect(struct spi_device *spi, int is_active)
 {
-	struct driver_data *drv_data = (struct driver_data *)data;
-	struct spi_message *message;
-	struct spi_transfer *transfer, *previous;
-	struct chip_data *chip;
-	void __iomem *regs;
-	u32 tmp, control;
-
-	dev_dbg(&drv_data->pdev->dev, "pump_transfer\n");
+	struct spi_imx_data *spi_imx = spi_master_get_devdata(spi->master);
+	int gpio = spi_imx->chipselect[spi->chip_select];
+	int active = is_active != BITBANG_CS_INACTIVE;
+	int dev_is_lowactive = !(spi->mode & SPI_CS_HIGH);
 
-	message = drv_data->cur_msg;
-
-	/* Handle for abort */
-	if (message->state == ERROR_STATE) {
-		message->status = -EIO;
-		giveback(message, drv_data);
-		return;
-	}
-
-	/* Handle end of message */
-	if (message->state == DONE_STATE) {
-		message->status = 0;
-		giveback(message, drv_data);
+	if (gpio < 0)
 		return;
-	}
-
-	chip = drv_data->cur_chip;
-
-	/* Delay if requested at end of transfer*/
-	transfer = drv_data->cur_transfer;
-	if (message->state == RUNNING_STATE) {
-		previous = list_entry(transfer->transfer_list.prev,
-					struct spi_transfer,
-					transfer_list);
-		if (previous->delay_usecs)
-			udelay(previous->delay_usecs);
-	} else {
-		/* START_STATE */
-		message->state = RUNNING_STATE;
-		drv_data->cs_control = chip->cs_control;
-	}
 
-	transfer = drv_data->cur_transfer;
-	drv_data->tx = (void *)transfer->tx_buf;
-	drv_data->tx_end = drv_data->tx + transfer->len;
-	drv_data->rx = transfer->rx_buf;
-	drv_data->rx_end = drv_data->rx + transfer->len;
-	drv_data->rx_dma = transfer->rx_dma;
-	drv_data->tx_dma = transfer->tx_dma;
-	drv_data->len = transfer->len;
-	drv_data->cs_change = transfer->cs_change;
-	drv_data->rd_only = (drv_data->tx == NULL);
-
-	regs = drv_data->regs;
-	control = readl(regs + SPI_CONTROL);
-
-	/* Bits per word setup */
-	tmp = transfer->bits_per_word;
-	if (tmp == 0) {
-		/* Use device setup */
-		tmp = chip->bits_per_word;
-		drv_data->n_bytes = chip->n_bytes;
-	} else
-		/* Use per-transfer setup */
-		drv_data->n_bytes = (tmp <= 8) ? 1 : 2;
-	u32_EDIT(control, SPI_CONTROL_BITCOUNT_MASK, tmp - 1);
-
-	/* Speed setup (surely valid because already checked) */
-	tmp = transfer->speed_hz;
-	if (tmp == 0)
-		tmp = chip->max_speed_hz;
-	tmp = spi_data_rate(drv_data, tmp);
-	u32_EDIT(control, SPI_CONTROL_DATARATE, tmp);
-
-	writel(control, regs + SPI_CONTROL);
-
-	/* Assert device chip-select */
-	drv_data->cs_control(SPI_CS_ASSERT);
-
-	/* DMA cannot read/write SPI FIFOs other than 16 bits at a time; hence
-	   if bits_per_word is less or equal 8 PIO transfers are performed.
-	   Moreover DMA is convinient for transfer length bigger than FIFOs
-	   byte size. */
-	if ((drv_data->n_bytes == 2) &&
-		(drv_data->len > SPI_FIFO_DEPTH*SPI_FIFO_BYTE_WIDTH) &&
-		(map_dma_buffers(drv_data) == 0)) {
-		dev_dbg(&drv_data->pdev->dev,
-			"pump dma transfer\n"
-			"    tx      = %p\n"
-			"    tx_dma  = %08X\n"
-			"    rx      = %p\n"
-			"    rx_dma  = %08X\n"
-			"    len     = %d\n",
-			drv_data->tx,
-			(unsigned int)drv_data->tx_dma,
-			drv_data->rx,
-			(unsigned int)drv_data->rx_dma,
-			drv_data->len);
-
-		/* Ensure we have the correct interrupt handler */
-		drv_data->transfer_handler = dma_transfer;
-
-		/* Trigger transfer */
-		writel(readl(regs + SPI_CONTROL) | SPI_CONTROL_XCH,
-			regs + SPI_CONTROL);
-
-		/* Setup tx DMA */
-		if (drv_data->tx)
-			/* Linear source address */
-			CCR(drv_data->tx_channel) =
-				CCR_DMOD_FIFO |
-				CCR_SMOD_LINEAR |
-				CCR_SSIZ_32 | CCR_DSIZ_16 |
-				CCR_REN;
-		else
-			/* Read only transfer -> fixed source address for
-			   dummy write to achive read */
-			CCR(drv_data->tx_channel) =
-				CCR_DMOD_FIFO |
-				CCR_SMOD_FIFO |
-				CCR_SSIZ_32 | CCR_DSIZ_16 |
-				CCR_REN;
-
-		imx_dma_setup_single(
-			drv_data->tx_channel,
-			drv_data->tx_dma,
-			drv_data->len,
-			drv_data->rd_data_phys + 4,
-			DMA_MODE_WRITE);
-
-		if (drv_data->rx) {
-			/* Setup rx DMA for linear destination address */
-			CCR(drv_data->rx_channel) =
-				CCR_DMOD_LINEAR |
-				CCR_SMOD_FIFO |
-				CCR_DSIZ_32 | CCR_SSIZ_16 |
-				CCR_REN;
-			imx_dma_setup_single(
-				drv_data->rx_channel,
-				drv_data->rx_dma,
-				drv_data->len,
-				drv_data->rd_data_phys,
-				DMA_MODE_READ);
-			imx_dma_enable(drv_data->rx_channel);
-
-			/* Enable SPI interrupt */
-			writel(SPI_INTEN_RO, regs + SPI_INT_STATUS);
-
-			/* Set SPI to request DMA service on both
-			   Rx and Tx half fifo watermark */
-			writel(SPI_DMA_RHDEN | SPI_DMA_THDEN, regs + SPI_DMA);
-		} else
-			/* Write only access -> set SPI to request DMA
-			   service on Tx half fifo watermark */
-			writel(SPI_DMA_THDEN, regs + SPI_DMA);
-
-		imx_dma_enable(drv_data->tx_channel);
-	} else {
-		dev_dbg(&drv_data->pdev->dev,
-			"pump pio transfer\n"
-			"    tx      = %p\n"
-			"    rx      = %p\n"
-			"    len     = %d\n",
-			drv_data->tx,
-			drv_data->rx,
-			drv_data->len);
-
-		/* Ensure we have the correct interrupt handler	*/
-		if (drv_data->rx)
-			drv_data->transfer_handler = interrupt_transfer;
-		else
-			drv_data->transfer_handler = interrupt_wronly_transfer;
-
-		/* Enable SPI interrupt */
-		if (drv_data->rx)
-			writel(SPI_INTEN_TH | SPI_INTEN_RO,
-				regs + SPI_INT_STATUS);
-		else
-			writel(SPI_INTEN_TH, regs + SPI_INT_STATUS);
-	}
+	gpio_set_value(gpio, dev_is_lowactive ^ active);
 }
 
-static void pump_messages(struct work_struct *work)
+static void spi_imx_push(struct spi_imx_data *spi_imx)
 {
-	struct driver_data *drv_data =
-				container_of(work, struct driver_data, work);
-	unsigned long flags;
-
-	/* Lock queue and check for queue work */
-	spin_lock_irqsave(&drv_data->lock, flags);
-	if (list_empty(&drv_data->queue) || drv_data->run == QUEUE_STOPPED) {
-		drv_data->busy = 0;
-		spin_unlock_irqrestore(&drv_data->lock, flags);
-		return;
-	}
-
-	/* Make sure we are not already running a message */
-	if (drv_data->cur_msg) {
-		spin_unlock_irqrestore(&drv_data->lock, flags);
-		return;
+	while (spi_imx->txfifo < 8) {
+		if (!spi_imx->count)
+			break;
+		spi_imx->tx(spi_imx);
+		spi_imx->txfifo++;
 	}
 
-	/* Extract head of queue */
-	drv_data->cur_msg = list_entry(drv_data->queue.next,
-					struct spi_message, queue);
-	list_del_init(&drv_data->cur_msg->queue);
-	drv_data->busy = 1;
-	spin_unlock_irqrestore(&drv_data->lock, flags);
-
-	/* Initial message state */
-	drv_data->cur_msg->state = START_STATE;
-	drv_data->cur_transfer = list_entry(drv_data->cur_msg->transfers.next,
-						struct spi_transfer,
-						transfer_list);
-
-	/* Setup the SPI using the per chip configuration */
-	drv_data->cur_chip = spi_get_ctldata(drv_data->cur_msg->spi);
-	restore_state(drv_data);
-
-	/* Mark as busy and launch transfers */
-	tasklet_schedule(&drv_data->pump_transfers);
+	spi_imx->trigger(spi_imx);
 }
 
-static int transfer(struct spi_device *spi, struct spi_message *msg)
+static irqreturn_t spi_imx_isr(int irq, void *dev_id)
 {
-	struct driver_data *drv_data = spi_master_get_devdata(spi->master);
-	u32 min_speed_hz, max_speed_hz, tmp;
-	struct spi_transfer *trans;
-	unsigned long flags;
-
-	msg->actual_length = 0;
-
-	/* Per transfer setup check */
-	min_speed_hz = spi_speed_hz(drv_data, SPI_CONTROL_DATARATE_MIN);
-	max_speed_hz = spi->max_speed_hz;
-	list_for_each_entry(trans, &msg->transfers, transfer_list) {
-		tmp = trans->bits_per_word;
-		if (tmp > 16) {
-			dev_err(&drv_data->pdev->dev,
-				"message rejected : "
-				"invalid transfer bits_per_word (%d bits)\n",
-				tmp);
-			goto msg_rejected;
-		}
-		tmp = trans->speed_hz;
-		if (tmp) {
-			if (tmp < min_speed_hz) {
-				dev_err(&drv_data->pdev->dev,
-					"message rejected : "
-					"device min speed (%d Hz) exceeds "
-					"required transfer speed (%d Hz)\n",
-					min_speed_hz,
-					tmp);
-				goto msg_rejected;
-			} else if (tmp > max_speed_hz) {
-				dev_err(&drv_data->pdev->dev,
-					"message rejected : "
-					"transfer speed (%d Hz) exceeds "
-					"device max speed (%d Hz)\n",
-					tmp,
-					max_speed_hz);
-				goto msg_rejected;
-			}
-		}
-	}
-
-	/* Message accepted */
-	msg->status = -EINPROGRESS;
-	msg->state = START_STATE;
+	struct spi_imx_data *spi_imx = dev_id;
 
-	spin_lock_irqsave(&drv_data->lock, flags);
-	if (drv_data->run == QUEUE_STOPPED) {
-		spin_unlock_irqrestore(&drv_data->lock, flags);
-		return -ESHUTDOWN;
+	while (spi_imx->rx_available(spi_imx)) {
+		spi_imx->rx(spi_imx);
+		spi_imx->txfifo--;
 	}
 
-	list_add_tail(&msg->queue, &drv_data->queue);
-	if (drv_data->run == QUEUE_RUNNING && !drv_data->busy)
-		queue_work(drv_data->workqueue, &drv_data->work);
-
-	spin_unlock_irqrestore(&drv_data->lock, flags);
-	return 0;
-
-msg_rejected:
-	/* Message rejected and not queued */
-	msg->status = -EINVAL;
-	msg->state = ERROR_STATE;
-	if (msg->complete)
-		msg->complete(msg->context);
-	return -EINVAL;
-}
-
-/* On first setup bad values must free chip_data memory since will cause
-   spi_new_device to fail. Bad value setup from protocol driver are simply not
-   applied and notified to the calling driver. */
-static int setup(struct spi_device *spi)
-{
-	struct driver_data *drv_data = spi_master_get_devdata(spi->master);
-	struct spi_imx_chip *chip_info;
-	struct chip_data *chip;
-	int first_setup = 0;
-	u32 tmp;
-	int status = 0;
-
-	/* Get controller data */
-	chip_info = spi->controller_data;
-
-	/* Get controller_state */
-	chip = spi_get_ctldata(spi);
-	if (chip == NULL) {
-		first_setup = 1;
-
-		chip = kzalloc(sizeof(struct chip_data), GFP_KERNEL);
-		if (!chip) {
-			dev_err(&spi->dev,
-				"setup - cannot allocate controller state\n");
-			return -ENOMEM;
-		}
-		chip->control = SPI_DEFAULT_CONTROL;
-
-		if (chip_info == NULL) {
-			/* spi_board_info.controller_data not is supplied */
-			chip_info = kzalloc(sizeof(struct spi_imx_chip),
-						GFP_KERNEL);
-			if (!chip_info) {
-				dev_err(&spi->dev,
-					"setup - "
-					"cannot allocate controller data\n");
-				status = -ENOMEM;
-				goto err_first_setup;
-			}
-			/* Set controller data default value */
-			chip_info->enable_loopback =
-						SPI_DEFAULT_ENABLE_LOOPBACK;
-			chip_info->enable_dma = SPI_DEFAULT_ENABLE_DMA;
-			chip_info->ins_ss_pulse = 1;
-			chip_info->bclk_wait = SPI_DEFAULT_PERIOD_WAIT;
-			chip_info->cs_control = null_cs_control;
-		}
+	if (spi_imx->count) {
+		spi_imx_push(spi_imx);
+		return IRQ_HANDLED;
 	}
 
-	/* Now set controller state based on controller data */
-
-	if (first_setup) {
-		/* SPI loopback */
-		if (chip_info->enable_loopback)
-			chip->test = SPI_TEST_LBC;
-		else
-			chip->test = 0;
-
-		/* SPI dma driven */
-		chip->enable_dma = chip_info->enable_dma;
-
-		/* SPI /SS pulse between spi burst */
-		if (chip_info->ins_ss_pulse)
-			u32_EDIT(chip->control,
-				SPI_CONTROL_SSCTL, SPI_CONTROL_SSCTL_1);
-		else
-			u32_EDIT(chip->control,
-				SPI_CONTROL_SSCTL, SPI_CONTROL_SSCTL_0);
-
-		/* SPI bclk waits between each bits_per_word spi burst */
-		if (chip_info->bclk_wait > SPI_PERIOD_MAX_WAIT) {
-			dev_err(&spi->dev,
-				"setup - "
-				"bclk_wait exceeds max allowed (%d)\n",
-				SPI_PERIOD_MAX_WAIT);
-			goto err_first_setup;
-		}
-		chip->period = SPI_PERIOD_CSRC_BCLK |
-				(chip_info->bclk_wait & SPI_PERIOD_WAIT);
+	if (spi_imx->txfifo) {
+		/* No data left to push, but still waiting for rx data,
+		 * enable receive data available interrupt.
+		 */
+		spi_imx->intctrl(spi_imx, MXC_INT_RR);
+		return IRQ_HANDLED;
 	}
 
-	/* SPI mode */
-	tmp = spi->mode;
-	if (tmp & SPI_CS_HIGH) {
-		u32_EDIT(chip->control,
-				SPI_CONTROL_SSPOL, SPI_CONTROL_SSPOL_ACT_HIGH);
-	}
-	switch (tmp & SPI_MODE_3) {
-	case SPI_MODE_0:
-		tmp = 0;
-		break;
-	case SPI_MODE_1:
-		tmp = SPI_CONTROL_PHA_1;
-		break;
-	case SPI_MODE_2:
-		tmp = SPI_CONTROL_POL_ACT_LOW;
-		break;
-	default:
-		/* SPI_MODE_3 */
-		tmp = SPI_CONTROL_PHA_1 | SPI_CONTROL_POL_ACT_LOW;
-		break;
-	}
-	u32_EDIT(chip->control, SPI_CONTROL_POL | SPI_CONTROL_PHA, tmp);
-
-	/* SPI word width */
-	tmp = spi->bits_per_word;
-	if (tmp > 16) {
-		status = -EINVAL;
-		dev_err(&spi->dev,
-			"setup - "
-			"invalid bits_per_word (%d)\n",
-			tmp);
-		if (first_setup)
-			goto err_first_setup;
-		else {
-			/* Undo setup using chip as backup copy */
-			tmp = chip->bits_per_word;
-			spi->bits_per_word = tmp;
-		}
-	}
-	chip->bits_per_word = tmp;
-	u32_EDIT(chip->control, SPI_CONTROL_BITCOUNT_MASK, tmp - 1);
-	chip->n_bytes = (tmp <= 8) ? 1 : 2;
-
-	/* SPI datarate */
-	tmp = spi_data_rate(drv_data, spi->max_speed_hz);
-	if (tmp == SPI_CONTROL_DATARATE_BAD) {
-		status = -EINVAL;
-		dev_err(&spi->dev,
-			"setup - "
-			"HW min speed (%d Hz) exceeds required "
-			"max speed (%d Hz)\n",
-			spi_speed_hz(drv_data, SPI_CONTROL_DATARATE_MIN),
-			spi->max_speed_hz);
-		if (first_setup)
-			goto err_first_setup;
-		else
-			/* Undo setup using chip as backup copy */
-			spi->max_speed_hz = chip->max_speed_hz;
-	} else {
-		u32_EDIT(chip->control, SPI_CONTROL_DATARATE, tmp);
-		/* Actual rounded max_speed_hz */
-		tmp = spi_speed_hz(drv_data, tmp);
-		spi->max_speed_hz = tmp;
-		chip->max_speed_hz = tmp;
-	}
+	spi_imx->intctrl(spi_imx, 0);
+	complete(&spi_imx->xfer_done);
 
-	/* SPI chip-select management */
-	if (chip_info->cs_control)
-		chip->cs_control = chip_info->cs_control;
-	else
-		chip->cs_control = null_cs_control;
-
-	/* Save controller_state */
-	spi_set_ctldata(spi, chip);
-
-	/* Summary */
-	dev_dbg(&spi->dev,
-		"setup succeded\n"
-		"    loopback enable   = %s\n"
-		"    dma enable        = %s\n"
-		"    insert /ss pulse  = %s\n"
-		"    period wait       = %d\n"
-		"    mode              = %d\n"
-		"    bits per word     = %d\n"
-		"    min speed         = %d Hz\n"
-		"    rounded max speed = %d Hz\n",
-		chip->test & SPI_TEST_LBC ? "Yes" : "No",
-		chip->enable_dma ? "Yes" : "No",
-		chip->control & SPI_CONTROL_SSCTL ? "Yes" : "No",
-		chip->period & SPI_PERIOD_WAIT,
-		spi->mode,
-		spi->bits_per_word,
-		spi_speed_hz(drv_data, SPI_CONTROL_DATARATE_MIN),
-		spi->max_speed_hz);
-	return status;
-
-err_first_setup:
-	kfree(chip);
-	return status;
+	return IRQ_HANDLED;
 }
 
-static void cleanup(struct spi_device *spi)
+static int spi_imx_setupxfer(struct spi_device *spi,
+				 struct spi_transfer *t)
 {
-	kfree(spi_get_ctldata(spi));
-}
+	struct spi_imx_data *spi_imx = spi_master_get_devdata(spi->master);
+	struct spi_imx_config config;
 
-static int __init init_queue(struct driver_data *drv_data)
-{
-	INIT_LIST_HEAD(&drv_data->queue);
-	spin_lock_init(&drv_data->lock);
+	config.bpw = t ? t->bits_per_word : spi->bits_per_word;
+	config.speed_hz  = t ? t->speed_hz : spi->max_speed_hz;
+	config.mode = spi->mode;
+	config.cs = spi_imx->chipselect[spi->chip_select];
 
-	drv_data->run = QUEUE_STOPPED;
-	drv_data->busy = 0;
+	if (!config.speed_hz)
+		config.speed_hz = spi->max_speed_hz;
+	if (!config.bpw)
+		config.bpw = spi->bits_per_word;
+	if (!config.speed_hz)
+		config.speed_hz = spi->max_speed_hz;
 
-	tasklet_init(&drv_data->pump_transfers,
-			pump_transfers,	(unsigned long)drv_data);
+	/* Initialize the functions for transfer */
+	if (config.bpw <= 8) {
+		spi_imx->rx = spi_imx_buf_rx_u8;
+		spi_imx->tx = spi_imx_buf_tx_u8;
+	} else if (config.bpw <= 16) {
+		spi_imx->rx = spi_imx_buf_rx_u16;
+		spi_imx->tx = spi_imx_buf_tx_u16;
+	} else if (config.bpw <= 32) {
+		spi_imx->rx = spi_imx_buf_rx_u32;
+		spi_imx->tx = spi_imx_buf_tx_u32;
+	} else
+		BUG();
 
-	INIT_WORK(&drv_data->work, pump_messages);
-	drv_data->workqueue = create_singlethread_workqueue(
-				dev_name(drv_data->master->dev.parent));
-	if (drv_data->workqueue == NULL)
-		return -EBUSY;
+	spi_imx->config(spi_imx, &config);
 
 	return 0;
 }
 
-static int start_queue(struct driver_data *drv_data)
+static int spi_imx_transfer(struct spi_device *spi,
+				struct spi_transfer *transfer)
 {
-	unsigned long flags;
+	struct spi_imx_data *spi_imx = spi_master_get_devdata(spi->master);
 
-	spin_lock_irqsave(&drv_data->lock, flags);
+	spi_imx->tx_buf = transfer->tx_buf;
+	spi_imx->rx_buf = transfer->rx_buf;
+	spi_imx->count = transfer->len;
+	spi_imx->txfifo = 0;
 
-	if (drv_data->run == QUEUE_RUNNING || drv_data->busy) {
-		spin_unlock_irqrestore(&drv_data->lock, flags);
-		return -EBUSY;
-	}
+	init_completion(&spi_imx->xfer_done);
 
-	drv_data->run = QUEUE_RUNNING;
-	drv_data->cur_msg = NULL;
-	drv_data->cur_transfer = NULL;
-	drv_data->cur_chip = NULL;
-	spin_unlock_irqrestore(&drv_data->lock, flags);
+	spi_imx_push(spi_imx);
 
-	queue_work(drv_data->workqueue, &drv_data->work);
+	spi_imx->intctrl(spi_imx, MXC_INT_TE);
 
-	return 0;
+	wait_for_completion(&spi_imx->xfer_done);
+
+	return transfer->len;
 }
 
-static int stop_queue(struct driver_data *drv_data)
+static int spi_imx_setup(struct spi_device *spi)
 {
-	unsigned long flags;
-	unsigned limit = 500;
-	int status = 0;
-
-	spin_lock_irqsave(&drv_data->lock, flags);
-
-	/* This is a bit lame, but is optimized for the common execution path.
-	 * A wait_queue on the drv_data->busy could be used, but then the common
-	 * execution path (pump_messages) would be required to call wake_up or
-	 * friends on every SPI message. Do this instead */
-	drv_data->run = QUEUE_STOPPED;
-	while (!list_empty(&drv_data->queue) && drv_data->busy && limit--) {
-		spin_unlock_irqrestore(&drv_data->lock, flags);
-		msleep(10);
-		spin_lock_irqsave(&drv_data->lock, flags);
-	}
+	struct spi_imx_data *spi_imx = spi_master_get_devdata(spi->master);
+	int gpio = spi_imx->chipselect[spi->chip_select];
+
+	pr_debug("%s: mode %d, %u bpw, %d hz\n", __func__,
+		 spi->mode, spi->bits_per_word, spi->max_speed_hz);
 
-	if (!list_empty(&drv_data->queue) || drv_data->busy)
-		status = -EBUSY;
+	if (gpio >= 0)
+		gpio_direction_output(gpio, spi->mode & SPI_CS_HIGH ? 0 : 1);
 
-	spin_unlock_irqrestore(&drv_data->lock, flags);
+	spi_imx_chipselect(spi, BITBANG_CS_INACTIVE);
 
-	return status;
+	return 0;
 }
 
-static int destroy_queue(struct driver_data *drv_data)
+static void spi_imx_cleanup(struct spi_device *spi)
 {
-	int status;
-
-	status = stop_queue(drv_data);
-	if (status != 0)
-		return status;
-
-	if (drv_data->workqueue)
-		destroy_workqueue(drv_data->workqueue);
-
-	return 0;
 }
 
 static int __init spi_imx_probe(struct platform_device *pdev)
 {
-	struct device *dev = &pdev->dev;
-	struct spi_imx_master *platform_info;
+	struct spi_imx_master *mxc_platform_info;
 	struct spi_master *master;
-	struct driver_data *drv_data;
+	struct spi_imx_data *spi_imx;
 	struct resource *res;
-	int irq, status = 0;
+	int i, ret;
 
-	platform_info = dev->platform_data;
-	if (platform_info == NULL) {
-		dev_err(&pdev->dev, "probe - no platform data supplied\n");
-		status = -ENODEV;
-		goto err_no_pdata;
+	mxc_platform_info = (struct spi_imx_master *)pdev->dev.platform_data;
+	if (!mxc_platform_info) {
+		dev_err(&pdev->dev, "can't get the platform data\n");
+		return -EINVAL;
 	}
 
-	/* Allocate master with space for drv_data */
-	master = spi_alloc_master(dev, sizeof(struct driver_data));
-	if (!master) {
-		dev_err(&pdev->dev, "probe - cannot alloc spi_master\n");
-		status = -ENOMEM;
-		goto err_no_mem;
-	}
-	drv_data = spi_master_get_devdata(master);
-	drv_data->master = master;
-	drv_data->master_info = platform_info;
-	drv_data->pdev = pdev;
+	master = spi_alloc_master(&pdev->dev, sizeof(struct spi_imx_data));
+	if (!master)
+		return -ENOMEM;
 
-	/* the spi->mode bits understood by this driver: */
-	master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
+	platform_set_drvdata(pdev, master);
 
 	master->bus_num = pdev->id;
-	master->num_chipselect = platform_info->num_chipselect;
-	master->dma_alignment = DMA_ALIGNMENT;
-	master->cleanup = cleanup;
-	master->setup = setup;
-	master->transfer = transfer;
-
-	drv_data->dummy_dma_buf = SPI_DUMMY_u32;
-
-	drv_data->clk = clk_get(&pdev->dev, "perclk2");
-	if (IS_ERR(drv_data->clk)) {
-		dev_err(&pdev->dev, "probe - cannot get clock\n");
-		status = PTR_ERR(drv_data->clk);
-		goto err_no_clk;
-	}
-	clk_enable(drv_data->clk);
-
-	/* Find and map resources */
-	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
-	if (!res) {
-		dev_err(&pdev->dev, "probe - MEM resources not defined\n");
-		status = -ENODEV;
-		goto err_no_iores;
-	}
-	drv_data->ioarea = request_mem_region(res->start,
-						res->end - res->start + 1,
-						pdev->name);
-	if (drv_data->ioarea == NULL) {
-		dev_err(&pdev->dev, "probe - cannot reserve region\n");
-		status = -ENXIO;
-		goto err_no_iores;
-	}
-	drv_data->regs = ioremap(res->start, res->end - res->start + 1);
-	if (drv_data->regs == NULL) {
-		dev_err(&pdev->dev, "probe - cannot map IO\n");
-		status = -ENXIO;
-		goto err_no_iomap;
-	}
-	drv_data->rd_data_phys = (dma_addr_t)res->start;
-
-	/* Attach to IRQ */
-	irq = platform_get_irq(pdev, 0);
-	if (irq < 0) {
-		dev_err(&pdev->dev, "probe - IRQ resource not defined\n");
-		status = -ENODEV;
-		goto err_no_irqres;
-	}
-	status = request_irq(irq, spi_int, IRQF_DISABLED,
-			     dev_name(dev), drv_data);
-	if (status < 0) {
-		dev_err(&pdev->dev, "probe - cannot get IRQ (%d)\n", status);
-		goto err_no_irqres;
-	}
-
-	/* Setup DMA if requested */
-	drv_data->tx_channel = -1;
-	drv_data->rx_channel = -1;
-	if (platform_info->enable_dma) {
-		/* Get rx DMA channel */
-		drv_data->rx_channel = imx_dma_request_by_prio("spi_imx_rx",
-							       DMA_PRIO_HIGH);
-		if (drv_data->rx_channel < 0) {
-			dev_err(dev,
-				"probe - problem (%d) requesting rx channel\n",
-				drv_data->rx_channel);
-			goto err_no_rxdma;
-		} else
-			imx_dma_setup_handlers(drv_data->rx_channel, NULL,
-						dma_err_handler, drv_data);
-
-		/* Get tx DMA channel */
-		drv_data->tx_channel = imx_dma_request_by_prio("spi_imx_tx",
-							       DMA_PRIO_MEDIUM);
-		if (drv_data->tx_channel < 0) {
-			dev_err(dev,
-				"probe - problem (%d) requesting tx channel\n",
-				drv_data->tx_channel);
-			imx_dma_free(drv_data->rx_channel);
-			goto err_no_txdma;
-		} else
-			imx_dma_setup_handlers(drv_data->tx_channel,
-						dma_tx_handler, dma_err_handler,
-						drv_data);
-
-		/* Set request source and burst length for allocated channels */
-		switch (drv_data->pdev->id) {
-		case 1:
-			/* Using SPI1 */
-			RSSR(drv_data->rx_channel) = DMA_REQ_SPI1_R;
-			RSSR(drv_data->tx_channel) = DMA_REQ_SPI1_T;
-			break;
-		case 2:
-			/* Using SPI2 */
-			RSSR(drv_data->rx_channel) = DMA_REQ_SPI2_R;
-			RSSR(drv_data->tx_channel) = DMA_REQ_SPI2_T;
-			break;
-		default:
-			dev_err(dev, "probe - bad SPI Id\n");
-			imx_dma_free(drv_data->rx_channel);
-			imx_dma_free(drv_data->tx_channel);
-			status = -ENODEV;
-			goto err_no_devid;
+	master->num_chipselect = mxc_platform_info->num_chipselect;
+
+	spi_imx = spi_master_get_devdata(master);
+	spi_imx->bitbang.master = spi_master_get(master);
+	spi_imx->chipselect = mxc_platform_info->chipselect;
+
+	for (i = 0; i < master->num_chipselect; i++) {
+		if (spi_imx->chipselect[i] < 0)
+			continue;
+		ret = gpio_request(spi_imx->chipselect[i], DRIVER_NAME);
+		if (ret) {
+			i--;
+			while (i > 0)
+				if (spi_imx->chipselect[i] >= 0)
+					gpio_free(spi_imx->chipselect[i--]);
+			dev_err(&pdev->dev, "can't get cs gpios");
+			goto out_master_put;
 		}
-		BLR(drv_data->rx_channel) = SPI_DMA_BLR;
-		BLR(drv_data->tx_channel) = SPI_DMA_BLR;
 	}
 
-	/* Load default SPI configuration */
-	writel(SPI_RESET_START, drv_data->regs + SPI_RESET);
-	writel(0, drv_data->regs + SPI_RESET);
-	writel(SPI_DEFAULT_CONTROL, drv_data->regs + SPI_CONTROL);
+	spi_imx->bitbang.chipselect = spi_imx_chipselect;
+	spi_imx->bitbang.setup_transfer = spi_imx_setupxfer;
+	spi_imx->bitbang.txrx_bufs = spi_imx_transfer;
+	spi_imx->bitbang.master->setup = spi_imx_setup;
+	spi_imx->bitbang.master->cleanup = spi_imx_cleanup;
+	spi_imx->bitbang.master->mode_bits = SPI_CPOL | SPI_CPHA | SPI_CS_HIGH;
 
-	/* Initial and start queue */
-	status = init_queue(drv_data);
-	if (status != 0) {
-		dev_err(&pdev->dev, "probe - problem initializing queue\n");
-		goto err_init_queue;
-	}
-	status = start_queue(drv_data);
-	if (status != 0) {
-		dev_err(&pdev->dev, "probe - problem starting queue\n");
-		goto err_start_queue;
-	}
+	init_completion(&spi_imx->xfer_done);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		dev_err(&pdev->dev, "can't get platform resource\n");
+		ret = -ENOMEM;
+		goto out_gpio_free;
+	}
+
+	if (!request_mem_region(res->start, resource_size(res), pdev->name)) {
+		dev_err(&pdev->dev, "request_mem_region failed\n");
+		ret = -EBUSY;
+		goto out_gpio_free;
+	}
+
+	spi_imx->base = ioremap(res->start, resource_size(res));
+	if (!spi_imx->base) {
+		ret = -EINVAL;
+		goto out_release_mem;
+	}
+
+	spi_imx->irq = platform_get_irq(pdev, 0);
+	if (!spi_imx->irq) {
+		ret = -EINVAL;
+		goto out_iounmap;
+	}
+
+	ret = request_irq(spi_imx->irq, spi_imx_isr, 0, DRIVER_NAME, spi_imx);
+	if (ret) {
+		dev_err(&pdev->dev, "can't get irq%d: %d\n", spi_imx->irq, ret);
+		goto out_iounmap;
+	}
+
+	if (cpu_is_mx31() || cpu_is_mx35()) {
+		spi_imx->intctrl = mx31_intctrl;
+		spi_imx->config = mx31_config;
+		spi_imx->trigger = mx31_trigger;
+		spi_imx->rx_available = mx31_rx_available;
+	} else  if (cpu_is_mx27() || cpu_is_mx21()) {
+		spi_imx->intctrl = mx27_intctrl;
+		spi_imx->config = mx27_config;
+		spi_imx->trigger = mx27_trigger;
+		spi_imx->rx_available = mx27_rx_available;
+	} else if (cpu_is_mx1()) {
+		spi_imx->intctrl = mx1_intctrl;
+		spi_imx->config = mx1_config;
+		spi_imx->trigger = mx1_trigger;
+		spi_imx->rx_available = mx1_rx_available;
+	} else
+		BUG();
 
-	/* Register with the SPI framework */
-	platform_set_drvdata(pdev, drv_data);
-	status = spi_register_master(master);
-	if (status != 0) {
-		dev_err(&pdev->dev, "probe - problem registering spi master\n");
-		goto err_spi_register;
+	spi_imx->clk = clk_get(&pdev->dev, NULL);
+	if (IS_ERR(spi_imx->clk)) {
+		dev_err(&pdev->dev, "unable to get clock\n");
+		ret = PTR_ERR(spi_imx->clk);
+		goto out_free_irq;
 	}
 
-	dev_dbg(dev, "probe succeded\n");
-	return 0;
+	clk_enable(spi_imx->clk);
+	spi_imx->spi_clk = clk_get_rate(spi_imx->clk);
 
-err_init_queue:
-err_start_queue:
-err_spi_register:
-	destroy_queue(drv_data);
+	if (!cpu_is_mx31() || !cpu_is_mx35())
+		writel(1, spi_imx->base + MXC_RESET);
 
-err_no_rxdma:
-err_no_txdma:
-err_no_devid:
-	free_irq(irq, drv_data);
+	spi_imx->intctrl(spi_imx, 0);
 
-err_no_irqres:
-	iounmap(drv_data->regs);
+	ret = spi_bitbang_start(&spi_imx->bitbang);
+	if (ret) {
+		dev_err(&pdev->dev, "bitbang start failed with %d\n", ret);
+		goto out_clk_put;
+	}
 
-err_no_iomap:
-	release_resource(drv_data->ioarea);
-	kfree(drv_data->ioarea);
+	dev_info(&pdev->dev, "probed\n");
 
-err_no_iores:
-	clk_disable(drv_data->clk);
-	clk_put(drv_data->clk);
+	return ret;
 
-err_no_clk:
+out_clk_put:
+	clk_disable(spi_imx->clk);
+	clk_put(spi_imx->clk);
+out_free_irq:
+	free_irq(spi_imx->irq, spi_imx);
+out_iounmap:
+	iounmap(spi_imx->base);
+out_release_mem:
+	release_mem_region(res->start, resource_size(res));
+out_gpio_free:
+	for (i = 0; i < master->num_chipselect; i++)
+		if (spi_imx->chipselect[i] >= 0)
+			gpio_free(spi_imx->chipselect[i]);
+out_master_put:
 	spi_master_put(master);
-
-err_no_pdata:
-err_no_mem:
-	return status;
+	kfree(master);
+	platform_set_drvdata(pdev, NULL);
+	return ret;
 }
 
 static int __exit spi_imx_remove(struct platform_device *pdev)
 {
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
-	int irq;
-	int status = 0;
-
-	if (!drv_data)
-		return 0;
-
-	tasklet_kill(&drv_data->pump_transfers);
+	struct spi_master *master = platform_get_drvdata(pdev);
+	struct resource *res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	struct spi_imx_data *spi_imx = spi_master_get_devdata(master);
+	int i;
 
-	/* Remove the queue */
-	status = destroy_queue(drv_data);
-	if (status != 0) {
-		dev_err(&pdev->dev, "queue remove failed (%d)\n", status);
-		return status;
-	}
-
-	/* Reset SPI */
-	writel(SPI_RESET_START, drv_data->regs + SPI_RESET);
-	writel(0, drv_data->regs + SPI_RESET);
-
-	/* Release DMA */
-	if (drv_data->master_info->enable_dma) {
-		RSSR(drv_data->rx_channel) = 0;
-		RSSR(drv_data->tx_channel) = 0;
-		imx_dma_free(drv_data->tx_channel);
-		imx_dma_free(drv_data->rx_channel);
-	}
+	spi_bitbang_stop(&spi_imx->bitbang);
 
-	/* Release IRQ */
-	irq = platform_get_irq(pdev, 0);
-	if (irq >= 0)
-		free_irq(irq, drv_data);
+	writel(0, spi_imx->base + MXC_CSPICTRL);
+	clk_disable(spi_imx->clk);
+	clk_put(spi_imx->clk);
+	free_irq(spi_imx->irq, spi_imx);
+	iounmap(spi_imx->base);
 
-	clk_disable(drv_data->clk);
-	clk_put(drv_data->clk);
+	for (i = 0; i < master->num_chipselect; i++)
+		if (spi_imx->chipselect[i] >= 0)
+			gpio_free(spi_imx->chipselect[i]);
 
-	/* Release map resources */
-	iounmap(drv_data->regs);
-	release_resource(drv_data->ioarea);
-	kfree(drv_data->ioarea);
+	spi_master_put(master);
 
-	/* Disconnect from the SPI framework */
-	spi_unregister_master(drv_data->master);
-	spi_master_put(drv_data->master);
+	release_mem_region(res->start, resource_size(res));
 
-	/* Prevent double remove */
 	platform_set_drvdata(pdev, NULL);
 
-	dev_dbg(&pdev->dev, "remove succeded\n");
-
 	return 0;
 }
 
-static void spi_imx_shutdown(struct platform_device *pdev)
-{
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
-
-	/* Reset SPI */
-	writel(SPI_RESET_START, drv_data->regs + SPI_RESET);
-	writel(0, drv_data->regs + SPI_RESET);
-
-	dev_dbg(&pdev->dev, "shutdown succeded\n");
-}
-
-#ifdef CONFIG_PM
-
-static int spi_imx_suspend(struct platform_device *pdev, pm_message_t state)
-{
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
-	int status = 0;
-
-	status = stop_queue(drv_data);
-	if (status != 0) {
-		dev_warn(&pdev->dev, "suspend cannot stop queue\n");
-		return status;
-	}
-
-	dev_dbg(&pdev->dev, "suspended\n");
-
-	return 0;
-}
-
-static int spi_imx_resume(struct platform_device *pdev)
-{
-	struct driver_data *drv_data = platform_get_drvdata(pdev);
-	int status = 0;
-
-	/* Start the queue running */
-	status = start_queue(drv_data);
-	if (status != 0)
-		dev_err(&pdev->dev, "problem starting queue (%d)\n", status);
-	else
-		dev_dbg(&pdev->dev, "resumed\n");
-
-	return status;
-}
-#else
-#define spi_imx_suspend NULL
-#define spi_imx_resume NULL
-#endif /* CONFIG_PM */
-
-/* work with hotplug and coldplug */
-MODULE_ALIAS("platform:spi_imx");
-
-static struct platform_driver driver = {
+static struct platform_driver spi_imx_driver = {
 	.driver = {
-		.name = "spi_imx",
-		.owner = THIS_MODULE,
-	},
+		   .name = DRIVER_NAME,
+		   .owner = THIS_MODULE,
+		   },
+	.probe = spi_imx_probe,
 	.remove = __exit_p(spi_imx_remove),
-	.shutdown = spi_imx_shutdown,
-	.suspend = spi_imx_suspend,
-	.resume = spi_imx_resume,
 };
 
 static int __init spi_imx_init(void)
 {
-	return platform_driver_probe(&driver, spi_imx_probe);
+	return platform_driver_register(&spi_imx_driver);
 }
-module_init(spi_imx_init);
 
 static void __exit spi_imx_exit(void)
 {
-	platform_driver_unregister(&driver);
+	platform_driver_unregister(&spi_imx_driver);
 }
+
+module_init(spi_imx_init);
 module_exit(spi_imx_exit);
 
-MODULE_AUTHOR("Andrea Paterniani, <a.paterniani@swapp-eng.it>");
-MODULE_DESCRIPTION("iMX SPI Controller Driver");
+MODULE_DESCRIPTION("SPI Master Controller driver");
+MODULE_AUTHOR("Sascha Hauer, Pengutronix");
 MODULE_LICENSE("GPL");
diff --git a/drivers/spi/spi_ppc4xx.c b/drivers/spi/spi_ppc4xx.c
new file mode 100644
index 000000000000..140a18d6cf3e
--- /dev/null
+++ b/drivers/spi/spi_ppc4xx.c
@@ -0,0 +1,612 @@
+/*
+ * SPI_PPC4XX SPI controller driver.
+ *
+ * Copyright (C) 2007 Gary Jennejohn <garyj@denx.de>
+ * Copyright 2008 Stefan Roese <sr@denx.de>, DENX Software Engineering
+ * Copyright 2009 Harris Corporation, Steven A. Falco <sfalco@harris.com>
+ *
+ * Based in part on drivers/spi/spi_s3c24xx.c
+ *
+ * Copyright (c) 2006 Ben Dooks
+ * Copyright (c) 2006 Simtec Electronics
+ *	Ben Dooks <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute  it and/or modify it
+ * under the terms of the GNU General Public License version 2 as published
+ * by the Free Software Foundation.
+ */
+
+/*
+ * The PPC4xx SPI controller has no FIFO so each sent/received byte will
+ * generate an interrupt to the CPU. This can cause high CPU utilization.
+ * This driver allows platforms to reduce the interrupt load on the CPU
+ * during SPI transfers by setting max_speed_hz via the device tree.
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/sched.h>
+#include <linux/errno.h>
+#include <linux/wait.h>
+#include <linux/of_platform.h>
+#include <linux/of_spi.h>
+#include <linux/of_gpio.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+
+#include <linux/gpio.h>
+#include <linux/spi/spi.h>
+#include <linux/spi/spi_bitbang.h>
+
+#include <asm/io.h>
+#include <asm/dcr.h>
+#include <asm/dcr-regs.h>
+
+/* bits in mode register - bit 0 is MSb */
+
+/*
+ * SPI_PPC4XX_MODE_SCP = 0 means "data latched on trailing edge of clock"
+ * SPI_PPC4XX_MODE_SCP = 1 means "data latched on leading edge of clock"
+ * Note: This is the inverse of CPHA.
+ */
+#define SPI_PPC4XX_MODE_SCP	(0x80 >> 3)
+
+/* SPI_PPC4XX_MODE_SPE = 1 means "port enabled" */
+#define SPI_PPC4XX_MODE_SPE	(0x80 >> 4)
+
+/*
+ * SPI_PPC4XX_MODE_RD = 0 means "MSB first" - this is the normal mode
+ * SPI_PPC4XX_MODE_RD = 1 means "LSB first" - this is bit-reversed mode
+ * Note: This is identical to SPI_LSB_FIRST.
+ */
+#define SPI_PPC4XX_MODE_RD	(0x80 >> 5)
+
+/*
+ * SPI_PPC4XX_MODE_CI = 0 means "clock idles low"
+ * SPI_PPC4XX_MODE_CI = 1 means "clock idles high"
+ * Note: This is identical to CPOL.
+ */
+#define SPI_PPC4XX_MODE_CI	(0x80 >> 6)
+
+/*
+ * SPI_PPC4XX_MODE_IL = 0 means "loopback disable"
+ * SPI_PPC4XX_MODE_IL = 1 means "loopback enable"
+ */
+#define SPI_PPC4XX_MODE_IL	(0x80 >> 7)
+
+/* bits in control register */
+/* starts a transfer when set */
+#define SPI_PPC4XX_CR_STR	(0x80 >> 7)
+
+/* bits in status register */
+/* port is busy with a transfer */
+#define SPI_PPC4XX_SR_BSY	(0x80 >> 6)
+/* RxD ready */
+#define SPI_PPC4XX_SR_RBR	(0x80 >> 7)
+
+/* clock settings (SCP and CI) for various SPI modes */
+#define SPI_CLK_MODE0	(SPI_PPC4XX_MODE_SCP | 0)
+#define SPI_CLK_MODE1	(0 | 0)
+#define SPI_CLK_MODE2	(SPI_PPC4XX_MODE_SCP | SPI_PPC4XX_MODE_CI)
+#define SPI_CLK_MODE3	(0 | SPI_PPC4XX_MODE_CI)
+
+#define DRIVER_NAME	"spi_ppc4xx_of"
+
+struct spi_ppc4xx_regs {
+	u8 mode;
+	u8 rxd;
+	u8 txd;
+	u8 cr;
+	u8 sr;
+	u8 dummy;
+	/*
+	 * Clock divisor modulus register
+	 * This uses the follwing formula:
+	 *    SCPClkOut = OPBCLK/(4(CDM + 1))
+	 * or
+	 *    CDM = (OPBCLK/4*SCPClkOut) - 1
+	 * bit 0 is the MSb!
+	 */
+	u8 cdm;
+};
+
+/* SPI Controller driver's private data. */
+struct ppc4xx_spi {
+	/* bitbang has to be first */
+	struct spi_bitbang bitbang;
+	struct completion done;
+
+	u64 mapbase;
+	u64 mapsize;
+	int irqnum;
+	/* need this to set the SPI clock */
+	unsigned int opb_freq;
+
+	/* for transfers */
+	int len;
+	int count;
+	/* data buffers */
+	const unsigned char *tx;
+	unsigned char *rx;
+
+	int *gpios;
+
+	struct spi_ppc4xx_regs __iomem *regs; /* pointer to the registers */
+	struct spi_master *master;
+	struct device *dev;
+};
+
+/* need this so we can set the clock in the chipselect routine */
+struct spi_ppc4xx_cs {
+	u8 mode;
+};
+
+static int spi_ppc4xx_txrx(struct spi_device *spi, struct spi_transfer *t)
+{
+	struct ppc4xx_spi *hw;
+	u8 data;
+
+	dev_dbg(&spi->dev, "txrx: tx %p, rx %p, len %d\n",
+		t->tx_buf, t->rx_buf, t->len);
+
+	hw = spi_master_get_devdata(spi->master);
+
+	hw->tx = t->tx_buf;
+	hw->rx = t->rx_buf;
+	hw->len = t->len;
+	hw->count = 0;
+
+	/* send the first byte */
+	data = hw->tx ? hw->tx[0] : 0;
+	out_8(&hw->regs->txd, data);
+	out_8(&hw->regs->cr, SPI_PPC4XX_CR_STR);
+	wait_for_completion(&hw->done);
+
+	return hw->count;
+}
+
+static int spi_ppc4xx_setupxfer(struct spi_device *spi, struct spi_transfer *t)
+{
+	struct ppc4xx_spi *hw = spi_master_get_devdata(spi->master);
+	struct spi_ppc4xx_cs *cs = spi->controller_state;
+	int scr;
+	u8 cdm = 0;
+	u32 speed;
+	u8 bits_per_word;
+
+	/* Start with the generic configuration for this device. */
+	bits_per_word = spi->bits_per_word;
+	speed = spi->max_speed_hz;
+
+	/*
+	 * Modify the configuration if the transfer overrides it.  Do not allow
+	 * the transfer to overwrite the generic configuration with zeros.
+	 */
+	if (t) {
+		if (t->bits_per_word)
+			bits_per_word = t->bits_per_word;
+
+		if (t->speed_hz)
+			speed = min(t->speed_hz, spi->max_speed_hz);
+	}
+
+	if (bits_per_word != 8) {
+		dev_err(&spi->dev, "invalid bits-per-word (%d)\n",
+				bits_per_word);
+		return -EINVAL;
+	}
+
+	if (!speed || (speed > spi->max_speed_hz)) {
+		dev_err(&spi->dev, "invalid speed_hz (%d)\n", speed);
+		return -EINVAL;
+	}
+
+	/* Write new configration */
+	out_8(&hw->regs->mode, cs->mode);
+
+	/* Set the clock */
+	/* opb_freq was already divided by 4 */
+	scr = (hw->opb_freq / speed) - 1;
+	if (scr > 0)
+		cdm = min(scr, 0xff);
+
+	dev_dbg(&spi->dev, "setting pre-scaler to %d (hz %d)\n", cdm, speed);
+
+	if (in_8(&hw->regs->cdm) != cdm)
+		out_8(&hw->regs->cdm, cdm);
+
+	spin_lock(&hw->bitbang.lock);
+	if (!hw->bitbang.busy) {
+		hw->bitbang.chipselect(spi, BITBANG_CS_INACTIVE);
+		/* Need to ndelay here? */
+	}
+	spin_unlock(&hw->bitbang.lock);
+
+	return 0;
+}
+
+static int spi_ppc4xx_setup(struct spi_device *spi)
+{
+	struct spi_ppc4xx_cs *cs = spi->controller_state;
+
+	if (spi->bits_per_word != 8) {
+		dev_err(&spi->dev, "invalid bits-per-word (%d)\n",
+			spi->bits_per_word);
+		return -EINVAL;
+	}
+
+	if (!spi->max_speed_hz) {
+		dev_err(&spi->dev, "invalid max_speed_hz (must be non-zero)\n");
+		return -EINVAL;
+	}
+
+	if (cs == NULL) {
+		cs = kzalloc(sizeof *cs, GFP_KERNEL);
+		if (!cs)
+			return -ENOMEM;
+		spi->controller_state = cs;
+	}
+
+	/*
+	 * We set all bits of the SPI0_MODE register, so,
+	 * no need to read-modify-write
+	 */
+	cs->mode = SPI_PPC4XX_MODE_SPE;
+
+	switch (spi->mode & (SPI_CPHA | SPI_CPOL)) {
+	case SPI_MODE_0:
+		cs->mode |= SPI_CLK_MODE0;
+		break;
+	case SPI_MODE_1:
+		cs->mode |= SPI_CLK_MODE1;
+		break;
+	case SPI_MODE_2:
+		cs->mode |= SPI_CLK_MODE2;
+		break;
+	case SPI_MODE_3:
+		cs->mode |= SPI_CLK_MODE3;
+		break;
+	}
+
+	if (spi->mode & SPI_LSB_FIRST)
+		cs->mode |= SPI_PPC4XX_MODE_RD;
+
+	return 0;
+}
+
+static void spi_ppc4xx_chipsel(struct spi_device *spi, int value)
+{
+	struct ppc4xx_spi *hw = spi_master_get_devdata(spi->master);
+	unsigned int cs = spi->chip_select;
+	unsigned int cspol;
+
+	/*
+	 * If there are no chip selects at all, or if this is the special
+	 * case of a non-existent (dummy) chip select, do nothing.
+	 */
+
+	if (!hw->master->num_chipselect || hw->gpios[cs] == -EEXIST)
+		return;
+
+	cspol = spi->mode & SPI_CS_HIGH ? 1 : 0;
+	if (value == BITBANG_CS_INACTIVE)
+		cspol = !cspol;
+
+	gpio_set_value(hw->gpios[cs], cspol);
+}
+
+static irqreturn_t spi_ppc4xx_int(int irq, void *dev_id)
+{
+	struct ppc4xx_spi *hw;
+	u8 status;
+	u8 data;
+	unsigned int count;
+
+	hw = (struct ppc4xx_spi *)dev_id;
+
+	status = in_8(&hw->regs->sr);
+	if (!status)
+		return IRQ_NONE;
+
+	/*
+	 * BSY de-asserts one cycle after the transfer is complete.  The
+	 * interrupt is asserted after the transfer is complete.  The exact
+	 * relationship is not documented, hence this code.
+	 */
+
+	if (unlikely(status & SPI_PPC4XX_SR_BSY)) {
+		u8 lstatus;
+		int cnt = 0;
+
+		dev_dbg(hw->dev, "got interrupt but spi still busy?\n");
+		do {
+			ndelay(10);
+			lstatus = in_8(&hw->regs->sr);
+		} while (++cnt < 100 && lstatus & SPI_PPC4XX_SR_BSY);
+
+		if (cnt >= 100) {
+			dev_err(hw->dev, "busywait: too many loops!\n");
+			complete(&hw->done);
+			return IRQ_HANDLED;
+		} else {
+			/* status is always 1 (RBR) here */
+			status = in_8(&hw->regs->sr);
+			dev_dbg(hw->dev, "loops %d status %x\n", cnt, status);
+		}
+	}
+
+	count = hw->count;
+	hw->count++;
+
+	/* RBR triggered this interrupt.  Therefore, data must be ready. */
+	data = in_8(&hw->regs->rxd);
+	if (hw->rx)
+		hw->rx[count] = data;
+
+	count++;
+
+	if (count < hw->len) {
+		data = hw->tx ? hw->tx[count] : 0;
+		out_8(&hw->regs->txd, data);
+		out_8(&hw->regs->cr, SPI_PPC4XX_CR_STR);
+	} else {
+		complete(&hw->done);
+	}
+
+	return IRQ_HANDLED;
+}
+
+static void spi_ppc4xx_cleanup(struct spi_device *spi)
+{
+	kfree(spi->controller_state);
+}
+
+static void spi_ppc4xx_enable(struct ppc4xx_spi *hw)
+{
+	/*
+	 * On all 4xx PPC's the SPI bus is shared/multiplexed with
+	 * the 2nd I2C bus. We need to enable the the SPI bus before
+	 * using it.
+	 */
+
+	/* need to clear bit 14 to enable SPC */
+	dcri_clrset(SDR0, SDR0_PFC1, 0x80000000 >> 14, 0);
+}
+
+static void free_gpios(struct ppc4xx_spi *hw)
+{
+	if (hw->master->num_chipselect) {
+		int i;
+		for (i = 0; i < hw->master->num_chipselect; i++)
+			if (gpio_is_valid(hw->gpios[i]))
+				gpio_free(hw->gpios[i]);
+
+		kfree(hw->gpios);
+		hw->gpios = NULL;
+	}
+}
+
+/*
+ * of_device layer stuff...
+ */
+static int __init spi_ppc4xx_of_probe(struct of_device *op,
+				      const struct of_device_id *match)
+{
+	struct ppc4xx_spi *hw;
+	struct spi_master *master;
+	struct spi_bitbang *bbp;
+	struct resource resource;
+	struct device_node *np = op->node;
+	struct device *dev = &op->dev;
+	struct device_node *opbnp;
+	int ret;
+	int num_gpios;
+	const unsigned int *clk;
+
+	master = spi_alloc_master(dev, sizeof *hw);
+	if (master == NULL)
+		return -ENOMEM;
+	dev_set_drvdata(dev, master);
+	hw = spi_master_get_devdata(master);
+	hw->master = spi_master_get(master);
+	hw->dev = dev;
+
+	init_completion(&hw->done);
+
+	/*
+	 * A count of zero implies a single SPI device without any chip-select.
+	 * Note that of_gpio_count counts all gpios assigned to this spi master.
+	 * This includes both "null" gpio's and real ones.
+	 */
+	num_gpios = of_gpio_count(np);
+	if (num_gpios) {
+		int i;
+
+		hw->gpios = kzalloc(sizeof(int) * num_gpios, GFP_KERNEL);
+		if (!hw->gpios) {
+			ret = -ENOMEM;
+			goto free_master;
+		}
+
+		for (i = 0; i < num_gpios; i++) {
+			int gpio;
+			enum of_gpio_flags flags;
+
+			gpio = of_get_gpio_flags(np, i, &flags);
+			hw->gpios[i] = gpio;
+
+			if (gpio_is_valid(gpio)) {
+				/* Real CS - set the initial state. */
+				ret = gpio_request(gpio, np->name);
+				if (ret < 0) {
+					dev_err(dev, "can't request gpio "
+							"#%d: %d\n", i, ret);
+					goto free_gpios;
+				}
+
+				gpio_direction_output(gpio,
+						!!(flags & OF_GPIO_ACTIVE_LOW));
+			} else if (gpio == -EEXIST) {
+				; /* No CS, but that's OK. */
+			} else {
+				dev_err(dev, "invalid gpio #%d: %d\n", i, gpio);
+				ret = -EINVAL;
+				goto free_gpios;
+			}
+		}
+	}
+
+	/* Setup the state for the bitbang driver */
+	bbp = &hw->bitbang;
+	bbp->master = hw->master;
+	bbp->setup_transfer = spi_ppc4xx_setupxfer;
+	bbp->chipselect = spi_ppc4xx_chipsel;
+	bbp->txrx_bufs = spi_ppc4xx_txrx;
+	bbp->use_dma = 0;
+	bbp->master->setup = spi_ppc4xx_setup;
+	bbp->master->cleanup = spi_ppc4xx_cleanup;
+
+	/* Allocate bus num dynamically. */
+	bbp->master->bus_num = -1;
+
+	/* the spi->mode bits understood by this driver: */
+	bbp->master->mode_bits =
+		SPI_CPHA | SPI_CPOL | SPI_CS_HIGH | SPI_LSB_FIRST;
+
+	/* this many pins in all GPIO controllers */
+	bbp->master->num_chipselect = num_gpios;
+
+	/* Get the clock for the OPB */
+	opbnp = of_find_compatible_node(NULL, NULL, "ibm,opb");
+	if (opbnp == NULL) {
+		dev_err(dev, "OPB: cannot find node\n");
+		ret = -ENODEV;
+		goto free_gpios;
+	}
+	/* Get the clock (Hz) for the OPB */
+	clk = of_get_property(opbnp, "clock-frequency", NULL);
+	if (clk == NULL) {
+		dev_err(dev, "OPB: no clock-frequency property set\n");
+		of_node_put(opbnp);
+		ret = -ENODEV;
+		goto free_gpios;
+	}
+	hw->opb_freq = *clk;
+	hw->opb_freq >>= 2;
+	of_node_put(opbnp);
+
+	ret = of_address_to_resource(np, 0, &resource);
+	if (ret) {
+		dev_err(dev, "error while parsing device node resource\n");
+		goto free_gpios;
+	}
+	hw->mapbase = resource.start;
+	hw->mapsize = resource.end - resource.start + 1;
+
+	/* Sanity check */
+	if (hw->mapsize < sizeof(struct spi_ppc4xx_regs)) {
+		dev_err(dev, "too small to map registers\n");
+		ret = -EINVAL;
+		goto free_gpios;
+	}
+
+	/* Request IRQ */
+	hw->irqnum = irq_of_parse_and_map(np, 0);
+	ret = request_irq(hw->irqnum, spi_ppc4xx_int,
+			  IRQF_DISABLED, "spi_ppc4xx_of", (void *)hw);
+	if (ret) {
+		dev_err(dev, "unable to allocate interrupt\n");
+		goto free_gpios;
+	}
+
+	if (!request_mem_region(hw->mapbase, hw->mapsize, DRIVER_NAME)) {
+		dev_err(dev, "resource unavailable\n");
+		ret = -EBUSY;
+		goto request_mem_error;
+	}
+
+	hw->regs = ioremap(hw->mapbase, sizeof(struct spi_ppc4xx_regs));
+
+	if (!hw->regs) {
+		dev_err(dev, "unable to memory map registers\n");
+		ret = -ENXIO;
+		goto map_io_error;
+	}
+
+	spi_ppc4xx_enable(hw);
+
+	/* Finally register our spi controller */
+	dev->dma_mask = 0;
+	ret = spi_bitbang_start(bbp);
+	if (ret) {
+		dev_err(dev, "failed to register SPI master\n");
+		goto unmap_regs;
+	}
+
+	dev_info(dev, "driver initialized\n");
+	of_register_spi_devices(master, np);
+
+	return 0;
+
+unmap_regs:
+	iounmap(hw->regs);
+map_io_error:
+	release_mem_region(hw->mapbase, hw->mapsize);
+request_mem_error:
+	free_irq(hw->irqnum, hw);
+free_gpios:
+	free_gpios(hw);
+free_master:
+	dev_set_drvdata(dev, NULL);
+	spi_master_put(master);
+
+	dev_err(dev, "initialization failed\n");
+	return ret;
+}
+
+static int __exit spi_ppc4xx_of_remove(struct of_device *op)
+{
+	struct spi_master *master = dev_get_drvdata(&op->dev);
+	struct ppc4xx_spi *hw = spi_master_get_devdata(master);
+
+	spi_bitbang_stop(&hw->bitbang);
+	dev_set_drvdata(&op->dev, NULL);
+	release_mem_region(hw->mapbase, hw->mapsize);
+	free_irq(hw->irqnum, hw);
+	iounmap(hw->regs);
+	free_gpios(hw);
+	return 0;
+}
+
+static struct of_device_id spi_ppc4xx_of_match[] = {
+	{ .compatible = "ibm,ppc4xx-spi", },
+	{},
+};
+
+MODULE_DEVICE_TABLE(of, spi_ppc4xx_of_match);
+
+static struct of_platform_driver spi_ppc4xx_of_driver = {
+	.match_table = spi_ppc4xx_of_match,
+	.probe = spi_ppc4xx_of_probe,
+	.remove = __exit_p(spi_ppc4xx_of_remove),
+	.driver = {
+		.name = DRIVER_NAME,
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init spi_ppc4xx_init(void)
+{
+	return of_register_platform_driver(&spi_ppc4xx_of_driver);
+}
+module_init(spi_ppc4xx_init);
+
+static void __exit spi_ppc4xx_exit(void)
+{
+	of_unregister_platform_driver(&spi_ppc4xx_of_driver);
+}
+module_exit(spi_ppc4xx_exit);
+
+MODULE_AUTHOR("Gary Jennejohn & Stefan Roese");
+MODULE_DESCRIPTION("Simple PPC4xx SPI Driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/spi/spi_s3c24xx.c b/drivers/spi/spi_s3c24xx.c
index 3f3119d760db..33d94f76b9ef 100644
--- a/drivers/spi/spi_s3c24xx.c
+++ b/drivers/spi/spi_s3c24xx.c
@@ -20,17 +20,28 @@
 #include <linux/clk.h>
 #include <linux/platform_device.h>
 #include <linux/gpio.h>
+#include <linux/io.h>
 
 #include <linux/spi/spi.h>
 #include <linux/spi/spi_bitbang.h>
 
-#include <asm/io.h>
-#include <asm/dma.h>
-#include <mach/hardware.h>
-
 #include <plat/regs-spi.h>
 #include <mach/spi.h>
 
+/**
+ * s3c24xx_spi_devstate - per device data
+ * @hz: Last frequency calculated for @sppre field.
+ * @mode: Last mode setting for the @spcon field.
+ * @spcon: Value to write to the SPCON register.
+ * @sppre: Value to write to the SPPRE register.
+ */
+struct s3c24xx_spi_devstate {
+	unsigned int	hz;
+	unsigned int	mode;
+	u8		spcon;
+	u8		sppre;
+};
+
 struct s3c24xx_spi {
 	/* bitbang has to be first */
 	struct spi_bitbang	 bitbang;
@@ -71,43 +82,31 @@ static void s3c24xx_spi_gpiocs(struct s3c2410_spi_info *spi, int cs, int pol)
 
 static void s3c24xx_spi_chipsel(struct spi_device *spi, int value)
 {
+	struct s3c24xx_spi_devstate *cs = spi->controller_state;
 	struct s3c24xx_spi *hw = to_hw(spi);
 	unsigned int cspol = spi->mode & SPI_CS_HIGH ? 1 : 0;
-	unsigned int spcon;
+
+	/* change the chipselect state and the state of the spi engine clock */
 
 	switch (value) {
 	case BITBANG_CS_INACTIVE:
 		hw->set_cs(hw->pdata, spi->chip_select, cspol^1);
+		writeb(cs->spcon, hw->regs + S3C2410_SPCON);
 		break;
 
 	case BITBANG_CS_ACTIVE:
-		spcon = readb(hw->regs + S3C2410_SPCON);
-
-		if (spi->mode & SPI_CPHA)
-			spcon |= S3C2410_SPCON_CPHA_FMTB;
-		else
-			spcon &= ~S3C2410_SPCON_CPHA_FMTB;
-
-		if (spi->mode & SPI_CPOL)
-			spcon |= S3C2410_SPCON_CPOL_HIGH;
-		else
-			spcon &= ~S3C2410_SPCON_CPOL_HIGH;
-
-		spcon |= S3C2410_SPCON_ENSCK;
-
-		/* write new configration */
-
-		writeb(spcon, hw->regs + S3C2410_SPCON);
+		writeb(cs->spcon | S3C2410_SPCON_ENSCK,
+		       hw->regs + S3C2410_SPCON);
 		hw->set_cs(hw->pdata, spi->chip_select, cspol);
-
 		break;
 	}
 }
 
-static int s3c24xx_spi_setupxfer(struct spi_device *spi,
-				 struct spi_transfer *t)
+static int s3c24xx_spi_update_state(struct spi_device *spi,
+				    struct spi_transfer *t)
 {
 	struct s3c24xx_spi *hw = to_hw(spi);
+	struct s3c24xx_spi_devstate *cs = spi->controller_state;
 	unsigned int bpw;
 	unsigned int hz;
 	unsigned int div;
@@ -127,41 +126,89 @@ static int s3c24xx_spi_setupxfer(struct spi_device *spi,
 		return -EINVAL;
 	}
 
-	clk = clk_get_rate(hw->clk);
-	div = DIV_ROUND_UP(clk, hz * 2) - 1;
+	if (spi->mode != cs->mode) {
+		u8 spcon = SPCON_DEFAULT;
 
-	if (div > 255)
-		div = 255;
+		if (spi->mode & SPI_CPHA)
+			spcon |= S3C2410_SPCON_CPHA_FMTB;
 
-	dev_dbg(&spi->dev, "setting pre-scaler to %d (wanted %d, got %ld)\n",
-		div, hz, clk / (2 * (div + 1)));
+		if (spi->mode & SPI_CPOL)
+			spcon |= S3C2410_SPCON_CPOL_HIGH;
 
+		cs->mode = spi->mode;
+		cs->spcon = spcon;
+	}
 
-	writeb(div, hw->regs + S3C2410_SPPRE);
+	if (cs->hz != hz) {
+		clk = clk_get_rate(hw->clk);
+		div = DIV_ROUND_UP(clk, hz * 2) - 1;
 
-	spin_lock(&hw->bitbang.lock);
-	if (!hw->bitbang.busy) {
-		hw->bitbang.chipselect(spi, BITBANG_CS_INACTIVE);
-		/* need to ndelay for 0.5 clocktick ? */
+		if (div > 255)
+			div = 255;
+
+		dev_dbg(&spi->dev, "pre-scaler=%d (wanted %d, got %ld)\n",
+			div, hz, clk / (2 * (div + 1)));
+
+		cs->hz = hz;
+		cs->sppre = div;
 	}
-	spin_unlock(&hw->bitbang.lock);
 
 	return 0;
 }
 
+static int s3c24xx_spi_setupxfer(struct spi_device *spi,
+				 struct spi_transfer *t)
+{
+	struct s3c24xx_spi_devstate *cs = spi->controller_state;
+	struct s3c24xx_spi *hw = to_hw(spi);
+	int ret;
+
+	ret = s3c24xx_spi_update_state(spi, t);
+	if (!ret)
+		writeb(cs->sppre, hw->regs + S3C2410_SPPRE);
+
+	return ret;
+}
+
 static int s3c24xx_spi_setup(struct spi_device *spi)
 {
+	struct s3c24xx_spi_devstate *cs = spi->controller_state;
+	struct s3c24xx_spi *hw = to_hw(spi);
 	int ret;
 
-	ret = s3c24xx_spi_setupxfer(spi, NULL);
-	if (ret < 0) {
-		dev_err(&spi->dev, "setupxfer returned %d\n", ret);
+	/* allocate settings on the first call */
+	if (!cs) {
+		cs = kzalloc(sizeof(struct s3c24xx_spi_devstate), GFP_KERNEL);
+		if (!cs) {
+			dev_err(&spi->dev, "no memory for controller state\n");
+			return -ENOMEM;
+		}
+
+		cs->spcon = SPCON_DEFAULT;
+		cs->hz = -1;
+		spi->controller_state = cs;
+	}
+
+	/* initialise the state from the device */
+	ret = s3c24xx_spi_update_state(spi, NULL);
+	if (ret)
 		return ret;
+
+	spin_lock(&hw->bitbang.lock);
+	if (!hw->bitbang.busy) {
+		hw->bitbang.chipselect(spi, BITBANG_CS_INACTIVE);
+		/* need to ndelay for 0.5 clocktick ? */
 	}
+	spin_unlock(&hw->bitbang.lock);
 
 	return 0;
 }
 
+static void s3c24xx_spi_cleanup(struct spi_device *spi)
+{
+	kfree(spi->controller_state);
+}
+
 static inline unsigned int hw_txbyte(struct s3c24xx_spi *hw, int count)
 {
 	return hw->tx ? hw->tx[count] : 0;
@@ -289,7 +336,9 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
 	hw->bitbang.setup_transfer = s3c24xx_spi_setupxfer;
 	hw->bitbang.chipselect     = s3c24xx_spi_chipsel;
 	hw->bitbang.txrx_bufs      = s3c24xx_spi_txrx;
-	hw->bitbang.master->setup  = s3c24xx_spi_setup;
+
+	hw->master->setup  = s3c24xx_spi_setup;
+	hw->master->cleanup = s3c24xx_spi_cleanup;
 
 	dev_dbg(hw->dev, "bitbang at %p\n", &hw->bitbang);
 
@@ -302,7 +351,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
 		goto err_no_iores;
 	}
 
-	hw->ioarea = request_mem_region(res->start, (res->end - res->start)+1,
+	hw->ioarea = request_mem_region(res->start, resource_size(res),
 					pdev->name);
 
 	if (hw->ioarea == NULL) {
@@ -311,7 +360,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
 		goto err_no_iores;
 	}
 
-	hw->regs = ioremap(res->start, (res->end - res->start)+1);
+	hw->regs = ioremap(res->start, resource_size(res));
 	if (hw->regs == NULL) {
 		dev_err(&pdev->dev, "Cannot map IO\n");
 		err = -ENXIO;
@@ -388,7 +437,7 @@ static int __init s3c24xx_spi_probe(struct platform_device *pdev)
 
  err_no_iores:
  err_no_pdata:
-	spi_master_put(hw->master);;
+	spi_master_put(hw->master);
 
  err_nomem:
 	return err;
@@ -421,9 +470,9 @@ static int __exit s3c24xx_spi_remove(struct platform_device *dev)
 
 #ifdef CONFIG_PM
 
-static int s3c24xx_spi_suspend(struct platform_device *pdev, pm_message_t msg)
+static int s3c24xx_spi_suspend(struct device *dev)
 {
-	struct s3c24xx_spi *hw = platform_get_drvdata(pdev);
+	struct s3c24xx_spi *hw = platform_get_drvdata(to_platform_device(dev));
 
 	if (hw->pdata && hw->pdata->gpio_setup)
 		hw->pdata->gpio_setup(hw->pdata, 0);
@@ -432,27 +481,31 @@ static int s3c24xx_spi_suspend(struct platform_device *pdev, pm_message_t msg)
 	return 0;
 }
 
-static int s3c24xx_spi_resume(struct platform_device *pdev)
+static int s3c24xx_spi_resume(struct device *dev)
 {
-	struct s3c24xx_spi *hw = platform_get_drvdata(pdev);
+	struct s3c24xx_spi *hw = platform_get_drvdata(to_platform_device(dev));
 
 	s3c24xx_spi_initialsetup(hw);
 	return 0;
 }
 
+static struct dev_pm_ops s3c24xx_spi_pmops = {
+	.suspend	= s3c24xx_spi_suspend,
+	.resume		= s3c24xx_spi_resume,
+};
+
+#define S3C24XX_SPI_PMOPS &s3c24xx_spi_pmops
 #else
-#define s3c24xx_spi_suspend NULL
-#define s3c24xx_spi_resume  NULL
-#endif
+#define S3C24XX_SPI_PMOPS NULL
+#endif /* CONFIG_PM */
 
 MODULE_ALIAS("platform:s3c2410-spi");
 static struct platform_driver s3c24xx_spi_driver = {
 	.remove		= __exit_p(s3c24xx_spi_remove),
-	.suspend	= s3c24xx_spi_suspend,
-	.resume		= s3c24xx_spi_resume,
 	.driver		= {
 		.name	= "s3c2410-spi",
 		.owner	= THIS_MODULE,
+		.pm	= S3C24XX_SPI_PMOPS,
 	},
 };
 
diff --git a/drivers/spi/spi_stmp.c b/drivers/spi/spi_stmp.c
new file mode 100644
index 000000000000..2552bb364005
--- /dev/null
+++ b/drivers/spi/spi_stmp.c
@@ -0,0 +1,679 @@
+/*
+ * Freescale STMP378X SPI master driver
+ *
+ * Author: dmitry pervushin <dimka@embeddedalley.com>
+ *
+ * Copyright 2008 Freescale Semiconductor, Inc. All Rights Reserved.
+ * Copyright 2008 Embedded Alley Solutions, Inc All Rights Reserved.
+ */
+
+/*
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/spi/spi.h>
+#include <linux/err.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/dma-mapping.h>
+#include <linux/delay.h>
+
+#include <mach/platform.h>
+#include <mach/stmp3xxx.h>
+#include <mach/dma.h>
+#include <mach/regs-ssp.h>
+#include <mach/regs-apbh.h>
+
+
+/* 0 means DMA mode(recommended, default), !0 - PIO mode */
+static int pio;
+static int clock;
+
+/* default timeout for busy waits is 2 seconds */
+#define STMP_SPI_TIMEOUT	(2 * HZ)
+
+struct stmp_spi {
+	int		id;
+
+	void *  __iomem regs;	/* vaddr of the control registers */
+
+	int		irq, err_irq;
+	u32		dma;
+	struct stmp3xxx_dma_descriptor d;
+
+	u32		speed_khz;
+	u32		saved_timings;
+	u32		divider;
+
+	struct clk	*clk;
+	struct device	*master_dev;
+
+	struct work_struct work;
+	struct workqueue_struct *workqueue;
+
+	/* lock protects queue access */
+	spinlock_t lock;
+	struct list_head queue;
+
+	struct completion done;
+};
+
+#define busy_wait(cond)							\
+	({								\
+	unsigned long end_jiffies = jiffies + STMP_SPI_TIMEOUT;		\
+	bool succeeded = false;						\
+	do {								\
+		if (cond) {						\
+			succeeded = true;				\
+			break;						\
+		}							\
+		cpu_relax();						\
+	} while (time_before(end_jiffies, jiffies));			\
+	succeeded;							\
+	})
+
+/**
+ * stmp_spi_init_hw
+ * Initialize the SSP port
+ */
+static int stmp_spi_init_hw(struct stmp_spi *ss)
+{
+	int err = 0;
+	void *pins = ss->master_dev->platform_data;
+
+	err = stmp3xxx_request_pin_group(pins, dev_name(ss->master_dev));
+	if (err)
+		goto out;
+
+	ss->clk = clk_get(NULL, "ssp");
+	if (IS_ERR(ss->clk)) {
+		err = PTR_ERR(ss->clk);
+		goto out_free_pins;
+	}
+	clk_enable(ss->clk);
+
+	stmp3xxx_reset_block(ss->regs, false);
+	stmp3xxx_dma_reset_channel(ss->dma);
+
+	return 0;
+
+out_free_pins:
+	stmp3xxx_release_pin_group(pins, dev_name(ss->master_dev));
+out:
+	return err;
+}
+
+static void stmp_spi_release_hw(struct stmp_spi *ss)
+{
+	void *pins = ss->master_dev->platform_data;
+
+	if (ss->clk && !IS_ERR(ss->clk)) {
+		clk_disable(ss->clk);
+		clk_put(ss->clk);
+	}
+	stmp3xxx_release_pin_group(pins, dev_name(ss->master_dev));
+}
+
+static int stmp_spi_setup_transfer(struct spi_device *spi,
+		struct spi_transfer *t)
+{
+	u8 bits_per_word;
+	u32 hz;
+	struct stmp_spi *ss = spi_master_get_devdata(spi->master);
+	u16 rate;
+
+	bits_per_word = spi->bits_per_word;
+	if (t && t->bits_per_word)
+		bits_per_word = t->bits_per_word;
+
+	/*
+	 * Calculate speed:
+	 *	- by default, use maximum speed from ssp clk
+	 *	- if device overrides it, use it
+	 *	- if transfer specifies other speed, use transfer's one
+	 */
+	hz = 1000 * ss->speed_khz / ss->divider;
+	if (spi->max_speed_hz)
+		hz = min(hz, spi->max_speed_hz);
+	if (t && t->speed_hz)
+		hz = min(hz, t->speed_hz);
+
+	if (hz == 0) {
+		dev_err(&spi->dev, "Cannot continue with zero clock\n");
+		return -EINVAL;
+	}
+
+	if (bits_per_word != 8) {
+		dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n",
+			__func__, bits_per_word);
+		return -EINVAL;
+	}
+
+	dev_dbg(&spi->dev, "Requested clk rate = %uHz, max = %uHz/%d = %uHz\n",
+		hz, ss->speed_khz, ss->divider,
+		ss->speed_khz * 1000 / ss->divider);
+
+	if (ss->speed_khz * 1000 / ss->divider < hz) {
+		dev_err(&spi->dev, "%s, unsupported clock rate %uHz\n",
+			__func__, hz);
+		return -EINVAL;
+	}
+
+	rate = 1000 * ss->speed_khz/ss->divider/hz;
+
+	writel(BF(ss->divider, SSP_TIMING_CLOCK_DIVIDE)		|
+	       BF(rate - 1, SSP_TIMING_CLOCK_RATE),
+	       HW_SSP_TIMING + ss->regs);
+
+	writel(BF(1 /* mode SPI */, SSP_CTRL1_SSP_MODE)		|
+	       BF(4 /* 8 bits   */, SSP_CTRL1_WORD_LENGTH)	|
+	       ((spi->mode & SPI_CPOL) ? BM_SSP_CTRL1_POLARITY : 0) |
+	       ((spi->mode & SPI_CPHA) ? BM_SSP_CTRL1_PHASE : 0) |
+	       (pio ? 0 : BM_SSP_CTRL1_DMA_ENABLE),
+	       ss->regs + HW_SSP_CTRL1);
+
+	return 0;
+}
+
+static int stmp_spi_setup(struct spi_device *spi)
+{
+	/* spi_setup() does basic checks,
+	 * stmp_spi_setup_transfer() does more later
+	 */
+	if (spi->bits_per_word != 8) {
+		dev_err(&spi->dev, "%s, unsupported bits_per_word=%d\n",
+			__func__, spi->bits_per_word);
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static inline u32 stmp_spi_cs(unsigned cs)
+{
+	return  ((cs & 1) ? BM_SSP_CTRL0_WAIT_FOR_CMD : 0) |
+		((cs & 2) ? BM_SSP_CTRL0_WAIT_FOR_IRQ : 0);
+}
+
+static int stmp_spi_txrx_dma(struct stmp_spi *ss, int cs,
+		unsigned char *buf, dma_addr_t dma_buf, int len,
+		int first, int last, bool write)
+{
+	u32 c0 = 0;
+	dma_addr_t spi_buf_dma = dma_buf;
+	int status = 0;
+	enum dma_data_direction dir = write ? DMA_TO_DEVICE : DMA_FROM_DEVICE;
+
+	c0 |= (first ? BM_SSP_CTRL0_LOCK_CS : 0);
+	c0 |= (last ? BM_SSP_CTRL0_IGNORE_CRC : 0);
+	c0 |= (write ? 0 : BM_SSP_CTRL0_READ);
+	c0 |= BM_SSP_CTRL0_DATA_XFER;
+
+	c0 |= stmp_spi_cs(cs);
+
+	c0 |= BF(len, SSP_CTRL0_XFER_COUNT);
+
+	if (!dma_buf)
+		spi_buf_dma = dma_map_single(ss->master_dev, buf, len, dir);
+
+	ss->d.command->cmd =
+		BF(len, APBH_CHn_CMD_XFER_COUNT)	|
+		BF(1, APBH_CHn_CMD_CMDWORDS)		|
+		BM_APBH_CHn_CMD_WAIT4ENDCMD		|
+		BM_APBH_CHn_CMD_IRQONCMPLT		|
+		BF(write ? BV_APBH_CHn_CMD_COMMAND__DMA_READ :
+			   BV_APBH_CHn_CMD_COMMAND__DMA_WRITE,
+		   APBH_CHn_CMD_COMMAND);
+	ss->d.command->pio_words[0] = c0;
+	ss->d.command->buf_ptr = spi_buf_dma;
+
+	stmp3xxx_dma_reset_channel(ss->dma);
+	stmp3xxx_dma_clear_interrupt(ss->dma);
+	stmp3xxx_dma_enable_interrupt(ss->dma);
+	init_completion(&ss->done);
+	stmp3xxx_dma_go(ss->dma, &ss->d, 1);
+	wait_for_completion(&ss->done);
+
+	if (!busy_wait(readl(ss->regs + HW_SSP_CTRL0) & BM_SSP_CTRL0_RUN))
+		status = -ETIMEDOUT;
+
+	if (!dma_buf)
+		dma_unmap_single(ss->master_dev, spi_buf_dma, len, dir);
+
+	return status;
+}
+
+static inline void stmp_spi_enable(struct stmp_spi *ss)
+{
+	stmp3xxx_setl(BM_SSP_CTRL0_LOCK_CS, ss->regs + HW_SSP_CTRL0);
+	stmp3xxx_clearl(BM_SSP_CTRL0_IGNORE_CRC, ss->regs + HW_SSP_CTRL0);
+}
+
+static inline void stmp_spi_disable(struct stmp_spi *ss)
+{
+	stmp3xxx_clearl(BM_SSP_CTRL0_LOCK_CS, ss->regs + HW_SSP_CTRL0);
+	stmp3xxx_setl(BM_SSP_CTRL0_IGNORE_CRC, ss->regs + HW_SSP_CTRL0);
+}
+
+static int stmp_spi_txrx_pio(struct stmp_spi *ss, int cs,
+		unsigned char *buf, int len,
+		bool first, bool last, bool write)
+{
+	if (first)
+		stmp_spi_enable(ss);
+
+	stmp3xxx_setl(stmp_spi_cs(cs), ss->regs + HW_SSP_CTRL0);
+
+	while (len--) {
+		if (last && len <= 0)
+			stmp_spi_disable(ss);
+
+		stmp3xxx_clearl(BM_SSP_CTRL0_XFER_COUNT,
+				ss->regs + HW_SSP_CTRL0);
+		stmp3xxx_setl(1, ss->regs + HW_SSP_CTRL0);
+
+		if (write)
+			stmp3xxx_clearl(BM_SSP_CTRL0_READ,
+					ss->regs + HW_SSP_CTRL0);
+		else
+			stmp3xxx_setl(BM_SSP_CTRL0_READ,
+					ss->regs + HW_SSP_CTRL0);
+
+		/* Run! */
+		stmp3xxx_setl(BM_SSP_CTRL0_RUN, ss->regs + HW_SSP_CTRL0);
+
+		if (!busy_wait(readl(ss->regs + HW_SSP_CTRL0) &
+				BM_SSP_CTRL0_RUN))
+			break;
+
+		if (write)
+			writel(*buf, ss->regs + HW_SSP_DATA);
+
+		/* Set TRANSFER */
+		stmp3xxx_setl(BM_SSP_CTRL0_DATA_XFER, ss->regs + HW_SSP_CTRL0);
+
+		if (!write) {
+			if (busy_wait((readl(ss->regs + HW_SSP_STATUS) &
+					BM_SSP_STATUS_FIFO_EMPTY)))
+				break;
+			*buf = readl(ss->regs + HW_SSP_DATA) & 0xFF;
+		}
+
+		if (!busy_wait(readl(ss->regs + HW_SSP_CTRL0) &
+					BM_SSP_CTRL0_RUN))
+			break;
+
+		/* advance to the next byte */
+		buf++;
+	}
+
+	return len < 0 ? 0 : -ETIMEDOUT;
+}
+
+static int stmp_spi_handle_message(struct stmp_spi *ss, struct spi_message *m)
+{
+	bool first, last;
+	struct spi_transfer *t, *tmp_t;
+	int status = 0;
+	int cs;
+
+	cs = m->spi->chip_select;
+
+	list_for_each_entry_safe(t, tmp_t, &m->transfers, transfer_list) {
+
+		first = (&t->transfer_list == m->transfers.next);
+		last = (&t->transfer_list == m->transfers.prev);
+
+		if (first || t->speed_hz || t->bits_per_word)
+			stmp_spi_setup_transfer(m->spi, t);
+
+		/* reject "not last" transfers which request to change cs */
+		if (t->cs_change && !last) {
+			dev_err(&m->spi->dev,
+				"Message with t->cs_change has been skipped\n");
+			continue;
+		}
+
+		if (t->tx_buf) {
+			status = pio ?
+			   stmp_spi_txrx_pio(ss, cs, (void *)t->tx_buf,
+				   t->len, first, last, true) :
+			   stmp_spi_txrx_dma(ss, cs, (void *)t->tx_buf,
+				   t->tx_dma, t->len, first, last, true);
+#ifdef DEBUG
+			if (t->len < 0x10)
+				print_hex_dump_bytes("Tx ",
+					DUMP_PREFIX_OFFSET,
+					t->tx_buf, t->len);
+			else
+				pr_debug("Tx: %d bytes\n", t->len);
+#endif
+		}
+		if (t->rx_buf) {
+			status = pio ?
+			   stmp_spi_txrx_pio(ss, cs, t->rx_buf,
+				   t->len, first, last, false) :
+			   stmp_spi_txrx_dma(ss, cs, t->rx_buf,
+				   t->rx_dma, t->len, first, last, false);
+#ifdef DEBUG
+			if (t->len < 0x10)
+				print_hex_dump_bytes("Rx ",
+					DUMP_PREFIX_OFFSET,
+					t->rx_buf, t->len);
+			else
+				pr_debug("Rx: %d bytes\n", t->len);
+#endif
+		}
+
+		if (t->delay_usecs)
+			udelay(t->delay_usecs);
+
+		if (status)
+			break;
+
+	}
+	return status;
+}
+
+/**
+ * stmp_spi_handle - handle messages from the queue
+ */
+static void stmp_spi_handle(struct work_struct *w)
+{
+	struct stmp_spi *ss = container_of(w, struct stmp_spi, work);
+	unsigned long flags;
+	struct spi_message *m;
+
+	spin_lock_irqsave(&ss->lock, flags);
+	while (!list_empty(&ss->queue)) {
+		m = list_entry(ss->queue.next, struct spi_message, queue);
+		list_del_init(&m->queue);
+		spin_unlock_irqrestore(&ss->lock, flags);
+
+		m->status = stmp_spi_handle_message(ss, m);
+		m->complete(m->context);
+
+		spin_lock_irqsave(&ss->lock, flags);
+	}
+	spin_unlock_irqrestore(&ss->lock, flags);
+
+	return;
+}
+
+/**
+ * stmp_spi_transfer - perform message transfer.
+ * Called indirectly from spi_async, queues all the messages to
+ * spi_handle_message.
+ * @spi: spi device
+ * @m: message to be queued
+ */
+static int stmp_spi_transfer(struct spi_device *spi, struct spi_message *m)
+{
+	struct stmp_spi *ss = spi_master_get_devdata(spi->master);
+	unsigned long flags;
+
+	m->status = -EINPROGRESS;
+	spin_lock_irqsave(&ss->lock, flags);
+	list_add_tail(&m->queue, &ss->queue);
+	queue_work(ss->workqueue, &ss->work);
+	spin_unlock_irqrestore(&ss->lock, flags);
+	return 0;
+}
+
+static irqreturn_t stmp_spi_irq(int irq, void *dev_id)
+{
+	struct stmp_spi *ss = dev_id;
+
+	stmp3xxx_dma_clear_interrupt(ss->dma);
+	complete(&ss->done);
+	return IRQ_HANDLED;
+}
+
+static irqreturn_t stmp_spi_irq_err(int irq, void *dev_id)
+{
+	struct stmp_spi *ss = dev_id;
+	u32 c1, st;
+
+	c1 = readl(ss->regs + HW_SSP_CTRL1);
+	st = readl(ss->regs + HW_SSP_STATUS);
+	dev_err(ss->master_dev, "%s: status = 0x%08X, c1 = 0x%08X\n",
+		__func__, st, c1);
+	stmp3xxx_clearl(c1 & 0xCCCC0000, ss->regs + HW_SSP_CTRL1);
+
+	return IRQ_HANDLED;
+}
+
+static int __devinit stmp_spi_probe(struct platform_device *dev)
+{
+	int err = 0;
+	struct spi_master *master;
+	struct stmp_spi *ss;
+	struct resource *r;
+
+	master = spi_alloc_master(&dev->dev, sizeof(struct stmp_spi));
+	if (master == NULL) {
+		err = -ENOMEM;
+		goto out0;
+	}
+	master->flags = SPI_MASTER_HALF_DUPLEX;
+
+	ss = spi_master_get_devdata(master);
+	platform_set_drvdata(dev, master);
+
+	/* Get resources(memory, IRQ) associated with the device */
+	r = platform_get_resource(dev, IORESOURCE_MEM, 0);
+	if (r == NULL) {
+		err = -ENODEV;
+		goto out_put_master;
+	}
+	ss->regs = ioremap(r->start, resource_size(r));
+	if (!ss->regs) {
+		err = -EINVAL;
+		goto out_put_master;
+	}
+
+	ss->master_dev = &dev->dev;
+	ss->id = dev->id;
+
+	INIT_WORK(&ss->work, stmp_spi_handle);
+	INIT_LIST_HEAD(&ss->queue);
+	spin_lock_init(&ss->lock);
+
+	ss->workqueue = create_singlethread_workqueue(dev_name(&dev->dev));
+	if (!ss->workqueue) {
+		err = -ENXIO;
+		goto out_put_master;
+	}
+	master->transfer = stmp_spi_transfer;
+	master->setup = stmp_spi_setup;
+
+	/* the spi->mode bits understood by this driver: */
+	master->mode_bits = SPI_CPOL | SPI_CPHA;
+
+	ss->irq = platform_get_irq(dev, 0);
+	if (ss->irq < 0) {
+		err = ss->irq;
+		goto out_put_master;
+	}
+	ss->err_irq = platform_get_irq(dev, 1);
+	if (ss->err_irq < 0) {
+		err = ss->err_irq;
+		goto out_put_master;
+	}
+
+	r = platform_get_resource(dev, IORESOURCE_DMA, 0);
+	if (r == NULL) {
+		err = -ENODEV;
+		goto out_put_master;
+	}
+
+	ss->dma = r->start;
+	err = stmp3xxx_dma_request(ss->dma, &dev->dev, dev_name(&dev->dev));
+	if (err)
+		goto out_put_master;
+
+	err = stmp3xxx_dma_allocate_command(ss->dma, &ss->d);
+	if (err)
+		goto out_free_dma;
+
+	master->bus_num = dev->id;
+	master->num_chipselect = 1;
+
+	/* SPI controller initializations */
+	err = stmp_spi_init_hw(ss);
+	if (err) {
+		dev_dbg(&dev->dev, "cannot initialize hardware\n");
+		goto out_free_dma_desc;
+	}
+
+	if (clock) {
+		dev_info(&dev->dev, "clock rate forced to %d\n", clock);
+		clk_set_rate(ss->clk, clock);
+	}
+	ss->speed_khz = clk_get_rate(ss->clk);
+	ss->divider = 2;
+	dev_info(&dev->dev, "max possible speed %d = %ld/%d kHz\n",
+		ss->speed_khz, clk_get_rate(ss->clk), ss->divider);
+
+	/* Register for SPI interrupt */
+	err = request_irq(ss->irq, stmp_spi_irq, 0,
+			  dev_name(&dev->dev), ss);
+	if (err) {
+		dev_dbg(&dev->dev, "request_irq failed, %d\n", err);
+		goto out_release_hw;
+	}
+
+	/* ..and shared interrupt for all SSP controllers */
+	err = request_irq(ss->err_irq, stmp_spi_irq_err, IRQF_SHARED,
+			  dev_name(&dev->dev), ss);
+	if (err) {
+		dev_dbg(&dev->dev, "request_irq(error) failed, %d\n", err);
+		goto out_free_irq;
+	}
+
+	err = spi_register_master(master);
+	if (err) {
+		dev_dbg(&dev->dev, "cannot register spi master, %d\n", err);
+		goto out_free_irq_2;
+	}
+	dev_info(&dev->dev, "at (mapped) 0x%08X, irq=%d, bus %d, %s mode\n",
+			(u32)ss->regs, ss->irq, master->bus_num,
+			pio ? "PIO" : "DMA");
+	return 0;
+
+out_free_irq_2:
+	free_irq(ss->err_irq, ss);
+out_free_irq:
+	free_irq(ss->irq, ss);
+out_free_dma_desc:
+	stmp3xxx_dma_free_command(ss->dma, &ss->d);
+out_free_dma:
+	stmp3xxx_dma_release(ss->dma);
+out_release_hw:
+	stmp_spi_release_hw(ss);
+out_put_master:
+	if (ss->workqueue)
+		destroy_workqueue(ss->workqueue);
+	if (ss->regs)
+		iounmap(ss->regs);
+	platform_set_drvdata(dev, NULL);
+	spi_master_put(master);
+out0:
+	return err;
+}
+
+static int __devexit stmp_spi_remove(struct platform_device *dev)
+{
+	struct stmp_spi *ss;
+	struct spi_master *master;
+
+	master = platform_get_drvdata(dev);
+	if (master == NULL)
+		goto out0;
+	ss = spi_master_get_devdata(master);
+
+	spi_unregister_master(master);
+
+	free_irq(ss->err_irq, ss);
+	free_irq(ss->irq, ss);
+	stmp3xxx_dma_free_command(ss->dma, &ss->d);
+	stmp3xxx_dma_release(ss->dma);
+	stmp_spi_release_hw(ss);
+	destroy_workqueue(ss->workqueue);
+	iounmap(ss->regs);
+	spi_master_put(master);
+	platform_set_drvdata(dev, NULL);
+out0:
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int stmp_spi_suspend(struct platform_device *pdev, pm_message_t pmsg)
+{
+	struct stmp_spi *ss;
+	struct spi_master *master;
+
+	master = platform_get_drvdata(pdev);
+	ss = spi_master_get_devdata(master);
+
+	ss->saved_timings = readl(HW_SSP_TIMING + ss->regs);
+	clk_disable(ss->clk);
+
+	return 0;
+}
+
+static int stmp_spi_resume(struct platform_device *pdev)
+{
+	struct stmp_spi *ss;
+	struct spi_master *master;
+
+	master = platform_get_drvdata(pdev);
+	ss = spi_master_get_devdata(master);
+
+	clk_enable(ss->clk);
+	stmp3xxx_reset_block(ss->regs, false);
+	writel(ss->saved_timings, ss->regs + HW_SSP_TIMING);
+
+	return 0;
+}
+
+#else
+#define stmp_spi_suspend NULL
+#define stmp_spi_resume  NULL
+#endif
+
+static struct platform_driver stmp_spi_driver = {
+	.probe	= stmp_spi_probe,
+	.remove	= __devexit_p(stmp_spi_remove),
+	.driver = {
+		.name = "stmp3xxx_ssp",
+		.owner = THIS_MODULE,
+	},
+	.suspend = stmp_spi_suspend,
+	.resume  = stmp_spi_resume,
+};
+
+static int __init stmp_spi_init(void)
+{
+	return platform_driver_register(&stmp_spi_driver);
+}
+
+static void __exit stmp_spi_exit(void)
+{
+	platform_driver_unregister(&stmp_spi_driver);
+}
+
+module_init(stmp_spi_init);
+module_exit(stmp_spi_exit);
+module_param(pio, int, S_IRUGO);
+module_param(clock, int, S_IRUGO);
+MODULE_AUTHOR("dmitry pervushin <dpervushin@embeddedalley.com>");
+MODULE_DESCRIPTION("STMP3xxx SPI/SSP driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/spi/spidev.c b/drivers/spi/spidev.c
index 606e7a40a8da..5d23983f02fc 100644
--- a/drivers/spi/spidev.c
+++ b/drivers/spi/spidev.c
@@ -537,7 +537,7 @@ static int spidev_release(struct inode *inode, struct file *filp)
 	return status;
 }
 
-static struct file_operations spidev_fops = {
+static const struct file_operations spidev_fops = {
 	.owner =	THIS_MODULE,
 	/* REVISIT switch to aio primitives, so that userspace
 	 * gets more complete API coverage.  It'll simplify things
@@ -688,3 +688,4 @@ module_exit(spidev_exit);
 MODULE_AUTHOR("Andrea Paterniani, <a.paterniani@swapp-eng.it>");
 MODULE_DESCRIPTION("User mode SPI device interface");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:spidev");
diff --git a/drivers/spi/tle62x0.c b/drivers/spi/tle62x0.c
index 455991fbe28f..bf9540f5fb98 100644
--- a/drivers/spi/tle62x0.c
+++ b/drivers/spi/tle62x0.c
@@ -329,3 +329,4 @@ module_exit(tle62x0_exit);
 MODULE_AUTHOR("Ben Dooks <ben@simtec.co.uk>");
 MODULE_DESCRIPTION("TLE62x0 SPI driver");
 MODULE_LICENSE("GPL v2");
+MODULE_ALIAS("spi:tle62x0");
diff --git a/drivers/ssb/scan.c b/drivers/ssb/scan.c
index b74212d698c7..e8b89e8ac9bd 100644
--- a/drivers/ssb/scan.c
+++ b/drivers/ssb/scan.c
@@ -162,6 +162,8 @@ static u8 chipid_to_nrcores(u16 chipid)
 static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
 		       u16 offset)
 {
+	u32 lo, hi;
+
 	switch (bus->bustype) {
 	case SSB_BUSTYPE_SSB:
 		offset += current_coreidx * SSB_CORE_SIZE;
@@ -174,7 +176,9 @@ static u32 scan_read32(struct ssb_bus *bus, u8 current_coreidx,
 			offset -= 0x800;
 		} else
 			ssb_pcmcia_switch_segment(bus, 0);
-		break;
+		lo = readw(bus->mmio + offset);
+		hi = readw(bus->mmio + offset + 2);
+		return lo | (hi << 16);
 	case SSB_BUSTYPE_SDIO:
 		offset += current_coreidx * SSB_CORE_SIZE;
 		return ssb_sdio_scan_read32(bus, offset);
diff --git a/drivers/staging/Kconfig b/drivers/staging/Kconfig
index 10d3fcffe91c..d21b3469f6d7 100644
--- a/drivers/staging/Kconfig
+++ b/drivers/staging/Kconfig
@@ -47,6 +47,8 @@ source "drivers/staging/slicoss/Kconfig"
 
 source "drivers/staging/go7007/Kconfig"
 
+source "drivers/staging/cx25821/Kconfig"
+
 source "drivers/staging/usbip/Kconfig"
 
 source "drivers/staging/winbond/Kconfig"
@@ -57,8 +59,6 @@ source "drivers/staging/echo/Kconfig"
 
 source "drivers/staging/poch/Kconfig"
 
-source "drivers/staging/agnx/Kconfig"
-
 source "drivers/staging/otus/Kconfig"
 
 source "drivers/staging/rt2860/Kconfig"
@@ -93,8 +93,6 @@ source "drivers/staging/dst/Kconfig"
 
 source "drivers/staging/pohmelfs/Kconfig"
 
-source "drivers/staging/stlc45xx/Kconfig"
-
 source "drivers/staging/b3dfg/Kconfig"
 
 source "drivers/staging/phison/Kconfig"
@@ -115,8 +113,6 @@ source "drivers/staging/vt6655/Kconfig"
 
 source "drivers/staging/vt6656/Kconfig"
 
-source "drivers/staging/cpc-usb/Kconfig"
-
 source "drivers/staging/udlfb/Kconfig"
 
 source "drivers/staging/hv/Kconfig"
@@ -129,7 +125,5 @@ source "drivers/staging/sep/Kconfig"
 
 source "drivers/staging/iio/Kconfig"
 
-source "drivers/staging/cowloop/Kconfig"
-
 endif # !STAGING_EXCLUDE_BUILD
 endif # STAGING
diff --git a/drivers/staging/Makefile b/drivers/staging/Makefile
index c30093bae621..8cbf1aebea2e 100644
--- a/drivers/staging/Makefile
+++ b/drivers/staging/Makefile
@@ -6,12 +6,12 @@ obj-$(CONFIG_STAGING)		+= staging.o
 obj-$(CONFIG_ET131X)		+= et131x/
 obj-$(CONFIG_SLICOSS)		+= slicoss/
 obj-$(CONFIG_VIDEO_GO7007)	+= go7007/
+obj-$(CONFIG_VIDEO_CX25821)	+= cx25821/
 obj-$(CONFIG_USB_IP_COMMON)	+= usbip/
 obj-$(CONFIG_W35UND)		+= winbond/
 obj-$(CONFIG_PRISM2_USB)	+= wlan-ng/
 obj-$(CONFIG_ECHO)		+= echo/
 obj-$(CONFIG_POCH)		+= poch/
-obj-$(CONFIG_AGNX)		+= agnx/
 obj-$(CONFIG_OTUS)		+= otus/
 obj-$(CONFIG_RT2860)		+= rt2860/
 obj-$(CONFIG_RT2870)		+= rt2870/
@@ -29,7 +29,6 @@ obj-$(CONFIG_ANDROID)		+= android/
 obj-$(CONFIG_ANDROID)		+= dream/
 obj-$(CONFIG_DST)		+= dst/
 obj-$(CONFIG_POHMELFS)		+= pohmelfs/
-obj-$(CONFIG_STLC45XX)		+= stlc45xx/
 obj-$(CONFIG_B3DFG)		+= b3dfg/
 obj-$(CONFIG_IDE_PHISON)	+= phison/
 obj-$(CONFIG_PLAN9AUTH)		+= p9auth/
@@ -39,11 +38,9 @@ obj-$(CONFIG_USB_SERIAL_QUATECH_USB2)	+= quatech_usb2/
 obj-$(CONFIG_OCTEON_ETHERNET)	+= octeon/
 obj-$(CONFIG_VT6655)		+= vt6655/
 obj-$(CONFIG_VT6656)		+= vt6656/
-obj-$(CONFIG_USB_CPC)		+= cpc-usb/
 obj-$(CONFIG_FB_UDL)		+= udlfb/
 obj-$(CONFIG_HYPERV)		+= hv/
 obj-$(CONFIG_VME_BUS)		+= vme/
 obj-$(CONFIG_RAR_REGISTER)	+= rar/
 obj-$(CONFIG_DX_SEP)		+= sep/
 obj-$(CONFIG_IIO)		+= iio/
-obj-$(CONFIG_COWLOOP)		+= cowloop/
diff --git a/drivers/staging/agnx/Kconfig b/drivers/staging/agnx/Kconfig
deleted file mode 100644
index 7f43549e36dd..000000000000
--- a/drivers/staging/agnx/Kconfig
+++ /dev/null
@@ -1,5 +0,0 @@
-config AGNX
-	tristate "Wireless Airgo AGNX support"
-	depends on WLAN_80211 && MAC80211
-	---help---
-	  This is an experimental driver for Airgo AGNX00 wireless chip.
diff --git a/drivers/staging/agnx/Makefile b/drivers/staging/agnx/Makefile
deleted file mode 100644
index 1216564a312d..000000000000
--- a/drivers/staging/agnx/Makefile
+++ /dev/null
@@ -1,8 +0,0 @@
-obj-$(CONFIG_AGNX)	+= agnx.o
-
-agnx-objs :=	rf.o	\
-		pci.o	\
-		xmit.o	\
-		table.o	\
-		sta.o	\
-		phy.o
diff --git a/drivers/staging/agnx/TODO b/drivers/staging/agnx/TODO
deleted file mode 100644
index 89bec74318aa..000000000000
--- a/drivers/staging/agnx/TODO
+++ /dev/null
@@ -1,22 +0,0 @@
-2008 7/18
-
-The RX has can't receive OFDM packet correctly,
-Guess it need be do RX calibrate.
-
-
-before 2008 3/1
-
-1: The RX get too much "CRC failed" pakets, it make the card work very unstable,
-2: After running a while, the card will get infinity "RX Frame" and "Error"
-interrupt, not know the root reason so far, try to fix it
-3: Using two tx queue txd and txm but not only txm.
-4: Set the hdr correctly.
-5: Try to do recalibrate correvtly
-6: To support G mode in future
-7: Fix the mac address can't be readed and set correctly in BE machine.
-8: Fix include and exclude FCS in promisous mode and manage mode
-9: Using sta_notify to notice sta change
-10: Turn on frame reception at the end of start
-11: Guess the card support HW_MULTICAST_FILTER
-12: The tx process should be implment atomic?
-13: Using mac80211 function to control the TX&RX LED.
diff --git a/drivers/staging/agnx/agnx.h b/drivers/staging/agnx/agnx.h
deleted file mode 100644
index 3963d2597a11..000000000000
--- a/drivers/staging/agnx/agnx.h
+++ /dev/null
@@ -1,156 +0,0 @@
-#ifndef AGNX_H_
-#define AGNX_H_
-
-#include <linux/io.h>
-
-#include "xmit.h"
-
-#define PFX				KBUILD_MODNAME ": "
-
-static inline u32 agnx_read32(void __iomem *mem_region, u32 offset)
-{
-	return ioread32(mem_region + offset);
-}
-
-static inline void agnx_write32(void __iomem *mem_region, u32 offset, u32 val)
-{
-	iowrite32(val, mem_region + offset);
-}
-
-/* static const struct ieee80211_rate agnx_rates_80211b[] = { */
-/* 	{ .rate = 10, */
-/* 	  .val = 0xa, */
-/* 	  .flags = IEEE80211_RATE_CCK }, */
-/* 	{ .rate = 20, */
-/* 	  .val = 0x14, */
-/* 	  .hw_value = -0x14, */
-/* 	  .flags = IEEE80211_RATE_CCK_2 }, */
-/* 	{ .rate = 55, */
-/* 	  .val = 0x37, */
-/* 	  .val2 = -0x37, */
-/* 	  .flags = IEEE80211_RATE_CCK_2 }, */
-/* 	{ .rate = 110, */
-/* 	  .val = 0x6e, */
-/* 	  .val2 = -0x6e, */
-/* 	  .flags = IEEE80211_RATE_CCK_2 } */
-/* }; */
-
-
-static const struct ieee80211_rate agnx_rates_80211g[] = {
-/* 	{ .bitrate = 10, .hw_value = 1, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, */
-/* 	{ .bitrate = 20, .hw_value = 2, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, */
-/* 	{ .bitrate = 55, .hw_value = 3, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, */
-/* 	{ .bitrate = 110, .hw_value = 4, .flags = IEEE80211_RATE_SHORT_PREAMBLE }, */
-	{ .bitrate = 10, .hw_value = 1, },
-	{ .bitrate = 20, .hw_value = 2, },
-	{ .bitrate = 55, .hw_value = 3, },
-	{ .bitrate = 110, .hw_value = 4,},
-
-	{ .bitrate = 60, .hw_value = 0xB, },
-	{ .bitrate = 90, .hw_value = 0xF, },
-	{ .bitrate = 120, .hw_value = 0xA },
-	{ .bitrate = 180, .hw_value = 0xE, },
-/*	{ .bitrate = 240, .hw_value = 0xd, }, */
-	{ .bitrate = 360, .hw_value = 0xD, },
-	{ .bitrate = 480, .hw_value = 0x8, },
-	{ .bitrate = 540, .hw_value = 0xC, },
-};
-
-static const struct ieee80211_channel agnx_channels[] = {
-	{ .center_freq = 2412, .hw_value = 1, },
-	{ .center_freq = 2417, .hw_value = 2, },
-	{ .center_freq = 2422, .hw_value = 3, },
-	{ .center_freq = 2427, .hw_value = 4, },
-	{ .center_freq = 2432, .hw_value = 5, },
-	{ .center_freq = 2437, .hw_value = 6, },
-	{ .center_freq = 2442, .hw_value = 7, },
-	{ .center_freq = 2447, .hw_value = 8, },
-	{ .center_freq = 2452, .hw_value = 9, },
-	{ .center_freq = 2457, .hw_value = 10, },
-	{ .center_freq = 2462, .hw_value = 11, },
-	{ .center_freq = 2467, .hw_value = 12, },
-	{ .center_freq = 2472, .hw_value = 13, },
-	{ .center_freq = 2484, .hw_value = 14, },
-};
-
-#define NUM_DRIVE_MODES	2
-/* Agnx operate mode */
-enum {
-	AGNX_MODE_80211A,
-	AGNX_MODE_80211A_OOB,
-	AGNX_MODE_80211A_MIMO,
-	AGNX_MODE_80211B_SHORT,
-	AGNX_MODE_80211B_LONG,
-	AGNX_MODE_80211G,
-	AGNX_MODE_80211G_OOB,
-	AGNX_MODE_80211G_MIMO,
-};
-
-enum {
-	AGNX_UNINIT,
-	AGNX_START,
-	AGNX_STOP,
-};
-
-struct agnx_priv {
-	struct pci_dev *pdev;
-	struct ieee80211_hw *hw;
-
-	spinlock_t lock;
-	struct mutex mutex;
-	unsigned int init_status;
-
-	void __iomem *ctl;	/* pointer to base ram address */
-	void __iomem *data;	/* pointer to mem region #2 */
-
-	struct agnx_ring rx;
-	struct agnx_ring txm;
-	struct agnx_ring txd;
-
-	/* Need volatile? */
-	u32 irq_status;
-
-	struct delayed_work periodic_work; /* Periodic tasks like recalibrate */
-	struct ieee80211_low_level_stats stats;
-
-	/* unsigned int phymode; */
-	int mode;
-	int channel;
-	u8 bssid[ETH_ALEN];
-
-	u8 mac_addr[ETH_ALEN];
-	u8 revid;
-
-	struct ieee80211_supported_band band;
-};
-
-
-#define AGNX_CHAINS_MAX	6
-#define AGNX_PERIODIC_DELAY 60000 /* unit: ms */
-#define LOCAL_STAID	0	/* the station entry for the card itself */
-#define BSSID_STAID	1	/* the station entry for the bsssid AP */
-#define	spi_delay()	udelay(40)
-#define eeprom_delay()	udelay(40)
-#define	routing_table_delay()	udelay(50)
-
-/* PDU pool MEM region #2 */
-#define AGNX_PDUPOOL		0x40000	/* PDU pool */
-#define AGNX_PDUPOOL_SIZE	0x8000	/* PDU pool size*/
-#define AGNX_PDU_TX_WQ		0x41000	/* PDU list TX workqueue */
-#define AGNX_PDU_FREE		0x41800	/* Free Pool */
-#define PDU_SIZE		0x80	/* Free Pool node size */
-#define PDU_FREE_CNT		0xd0 /* Free pool node count */
-
-
-/* RF stuffs */
-extern void rf_chips_init(struct agnx_priv *priv);
-extern void spi_rc_write(void __iomem *mem_region, u32 chip_ids, u32 sw);
-extern void calibrate_oscillator(struct agnx_priv *priv);
-extern void do_calibration(struct agnx_priv *priv);
-extern void antenna_calibrate(struct agnx_priv *priv);
-extern void __antenna_calibrate(struct agnx_priv *priv);
-extern void print_offsets(struct agnx_priv *priv);
-extern int agnx_set_channel(struct agnx_priv *priv, unsigned int channel);
-
-
-#endif /* AGNX_H_ */
diff --git a/drivers/staging/agnx/debug.h b/drivers/staging/agnx/debug.h
deleted file mode 100644
index 7947f327a214..000000000000
--- a/drivers/staging/agnx/debug.h
+++ /dev/null
@@ -1,416 +0,0 @@
-#ifndef AGNX_DEBUG_H_
-#define AGNX_DEBUG_H_
-
-#include "agnx.h"
-#include "phy.h"
-#include "sta.h"
-#include "xmit.h"
-
-#define AGNX_TRACE              printk(KERN_ERR PFX "function:%s line:%d\n", __func__, __LINE__)
-
-#define PRINTK_LE16(prefix, var)	printk(KERN_DEBUG PFX #prefix ": " #var " 0x%.4x\n", le16_to_cpu(var))
-#define PRINTK_LE32(prefix, var)	printk(KERN_DEBUG PFX #prefix ": " #var " 0x%.8x\n", le32_to_cpu(var))
-#define PRINTK_U8(prefix, var) 		printk(KERN_DEBUG PFX #prefix ": " #var " 0x%.2x\n", var)
-#define PRINTK_BE16(prefix, var)	printk(KERN_DEBUG PFX #prefix ": " #var " 0x%.4x\n", be16_to_cpu(var))
-#define PRINTK_BE32(prefix, var)	printk(KERN_DEBUG PFX #prefix ": " #var " 0x%.8x\n", be32_to_cpu(var))
-#define PRINTK_BITS(prefix, field)    	printk(KERN_DEBUG PFX #prefix ": " #field ": 0x%x\n", (reg & field) >> field##_SHIFT)
-
-static inline void agnx_bug(char *reason)
-{
-	printk(KERN_ERR PFX "%s\n", reason);
-	BUG();
-}
-
-static inline void agnx_print_desc(struct agnx_desc *desc)
-{
-	u32 reg = be32_to_cpu(desc->frag);
-
-	PRINTK_BITS(DESC, PACKET_LEN);
-
-	if (reg & FIRST_FRAG) {
-		PRINTK_BITS(DESC, FIRST_PACKET_MASK);
-		PRINTK_BITS(DESC, FIRST_RESERV2);
-		PRINTK_BITS(DESC, FIRST_TKIP_ERROR);
-		PRINTK_BITS(DESC, FIRST_TKIP_PACKET);
-		PRINTK_BITS(DESC, FIRST_RESERV1);
-		PRINTK_BITS(DESC, FIRST_FRAG_LEN);
-	} else {
-		PRINTK_BITS(DESC, SUB_RESERV2);
-		PRINTK_BITS(DESC, SUB_TKIP_ERROR);
-		PRINTK_BITS(DESC, SUB_TKIP_PACKET);
-		PRINTK_BITS(DESC, SUB_RESERV1);
-		PRINTK_BITS(DESC, SUB_FRAG_LEN);
-	}
-
-	PRINTK_BITS(DESC, FIRST_FRAG);
-	PRINTK_BITS(DESC, LAST_FRAG);
-	PRINTK_BITS(DESC, OWNER);
-}
-
-
-static inline void dump_ieee80211b_phy_hdr(__be32 _11b0, __be32 _11b1)
-{
-
-}
-
-static inline void agnx_print_hdr(struct agnx_hdr *hdr)
-{
-	u32 reg;
-	int i;
-
-	reg = be32_to_cpu(hdr->reg0);
-	PRINTK_BITS(HDR, RTS);
-	PRINTK_BITS(HDR, MULTICAST);
-	PRINTK_BITS(HDR, ACK);
-	PRINTK_BITS(HDR, TM);
-	PRINTK_BITS(HDR, RELAY);
-	PRINTK_BITS(HDR, REVISED_FCS);
-	PRINTK_BITS(HDR, NEXT_BUFFER_ADDR);
-
-	reg = be32_to_cpu(hdr->reg1);
-	PRINTK_BITS(HDR, MAC_HDR_LEN);
-	PRINTK_BITS(HDR, DURATION_OVERIDE);
-	PRINTK_BITS(HDR, PHY_HDR_OVERIDE);
-	PRINTK_BITS(HDR, CRC_FAIL);
-	PRINTK_BITS(HDR, SEQUENCE_NUMBER);
-	PRINTK_BITS(HDR, BUFF_HEAD_ADDR);
-
-	reg = be32_to_cpu(hdr->reg2);
-	PRINTK_BITS(HDR, PDU_COUNT);
-	PRINTK_BITS(HDR, WEP_KEY);
-	PRINTK_BITS(HDR, USES_WEP_KEY);
-	PRINTK_BITS(HDR, KEEP_ALIVE);
-	PRINTK_BITS(HDR, BUFF_TAIL_ADDR);
-
-	reg = be32_to_cpu(hdr->reg3);
-	PRINTK_BITS(HDR, CTS_11G);
-	PRINTK_BITS(HDR, RTS_11G);
-	PRINTK_BITS(HDR, FRAG_SIZE);
-	PRINTK_BITS(HDR, PAYLOAD_LEN);
-	PRINTK_BITS(HDR, FRAG_NUM);
-
-	reg = be32_to_cpu(hdr->reg4);
-	PRINTK_BITS(HDR, RELAY_STAID);
-	PRINTK_BITS(HDR, STATION_ID);
-	PRINTK_BITS(HDR, WORKQUEUE_ID);
-
-	reg = be32_to_cpu(hdr->reg5);
-	/* printf the route flag */
-	PRINTK_BITS(HDR, ROUTE_HOST);
-	PRINTK_BITS(HDR, ROUTE_CARD_CPU);
-	PRINTK_BITS(HDR, ROUTE_ENCRYPTION);
-	PRINTK_BITS(HDR, ROUTE_TX);
-	PRINTK_BITS(HDR, ROUTE_RX1);
-	PRINTK_BITS(HDR, ROUTE_RX2);
-	PRINTK_BITS(HDR, ROUTE_COMPRESSION);
-
-	PRINTK_BE32(HDR, hdr->_11g0);
-	PRINTK_BE32(HDR, hdr->_11g1);
-	PRINTK_BE32(HDR, hdr->_11b0);
-	PRINTK_BE32(HDR, hdr->_11b1);
-
-	dump_ieee80211b_phy_hdr(hdr->_11b0, hdr->_11b1);
-
-	/* Fixme */
-	for (i = 0; i < ARRAY_SIZE(hdr->mac_hdr); i++) {
-		if (i == 0)
-			printk(KERN_DEBUG PFX "IEEE80211 HDR: ");
-		printk("%.2x ", hdr->mac_hdr[i]);
-		if (i + 1 == ARRAY_SIZE(hdr->mac_hdr))
-			printk("\n");
-	}
-
-	PRINTK_BE16(HDR, hdr->rts_duration);
-	PRINTK_BE16(HDR, hdr->last_duration);
-	PRINTK_BE16(HDR, hdr->sec_last_duration);
-	PRINTK_BE16(HDR, hdr->other_duration);
-	PRINTK_BE16(HDR, hdr->tx_other_duration);
-	PRINTK_BE16(HDR, hdr->last_11g_len);
-	PRINTK_BE16(HDR, hdr->other_11g_len);
-	PRINTK_BE16(HDR, hdr->last_11b_len);
-	PRINTK_BE16(HDR, hdr->other_11b_len);
-
-	/* FIXME */
-	reg = be16_to_cpu(hdr->reg6);
-	PRINTK_BITS(HDR, MBF);
-	PRINTK_BITS(HDR, RSVD4);
-
-	PRINTK_BE16(HDR, hdr->rx_frag_stat);
-
-	PRINTK_BE32(HDR, hdr->time_stamp);
-	PRINTK_BE32(HDR, hdr->phy_stats_hi);
-	PRINTK_BE32(HDR, hdr->phy_stats_lo);
-	PRINTK_BE32(HDR, hdr->mic_key0);
-	PRINTK_BE32(HDR, hdr->mic_key1);
-} /* agnx_print_hdr */
-
-
-static inline void agnx_print_rx_hdr(struct agnx_hdr *hdr)
-{
-	agnx_print_hdr(hdr);
-
-	PRINTK_BE16(HDR, hdr->rx.rx_packet_duration);
-	PRINTK_BE16(HDR, hdr->rx.replay_cnt);
-
-	PRINTK_U8(HDR, hdr->rx_channel);
-}
-
-static inline void agnx_print_tx_hdr(struct agnx_hdr *hdr)
-{
-	agnx_print_hdr(hdr);
-
-	PRINTK_U8(HDR, hdr->tx.long_retry_limit);
-	PRINTK_U8(HDR, hdr->tx.short_retry_limit);
-	PRINTK_U8(HDR, hdr->tx.long_retry_cnt);
-	PRINTK_U8(HDR, hdr->tx.short_retry_cnt);
-
-	PRINTK_U8(HDR, hdr->rx_channel);
-}
-
-static inline void
-agnx_print_sta_power(struct agnx_priv *priv, unsigned int sta_idx)
-{
-	struct agnx_sta_power power;
-	u32 reg;
-
-	get_sta_power(priv, &power, sta_idx);
-
-	reg = le32_to_cpu(power.reg);
-	PRINTK_BITS(STA_POWER, SIGNAL);
-	PRINTK_BITS(STA_POWER, RATE);
-	PRINTK_BITS(STA_POWER, TIFS);
-	PRINTK_BITS(STA_POWER, EDCF);
-	PRINTK_BITS(STA_POWER, CHANNEL_BOND);
-	PRINTK_BITS(STA_POWER, PHY_MODE);
-	PRINTK_BITS(STA_POWER, POWER_LEVEL);
-	PRINTK_BITS(STA_POWER, NUM_TRANSMITTERS);
-}
-
-static inline void
-agnx_print_sta_tx_wq(struct agnx_priv *priv, unsigned int sta_idx, unsigned int wq_idx)
-{
-	struct agnx_sta_tx_wq tx_wq;
-	u32 reg;
-
-	get_sta_tx_wq(priv, &tx_wq, sta_idx, wq_idx);
-
-	reg = le32_to_cpu(tx_wq.reg0);
-	PRINTK_BITS(STA_TX_WQ, TAIL_POINTER);
-	PRINTK_BITS(STA_TX_WQ, HEAD_POINTER_LOW);
-
-	reg = le32_to_cpu(tx_wq.reg3);
-	PRINTK_BITS(STA_TX_WQ, HEAD_POINTER_HIGH);
-	PRINTK_BITS(STA_TX_WQ, ACK_POINTER_LOW);
-
-	reg = le32_to_cpu(tx_wq.reg1);
-	PRINTK_BITS(STA_TX_WQ, ACK_POINTER_HIGH);
-	PRINTK_BITS(STA_TX_WQ, HEAD_TIMOUT_TAIL_PACK_CNT);
-	PRINTK_BITS(STA_TX_WQ, ACK_TIMOUT_TAIL_PACK_CNT);
-
-	reg = le32_to_cpu(tx_wq.reg2);
-	PRINTK_BITS(STA_TX_WQ, HEAD_TIMOUT_WIN_LIM_BYTE_CNT);
-	PRINTK_BITS(STA_TX_WQ, HEAD_TIMOUT_WIN_LIM_FRAG_CNT);
-	PRINTK_BITS(STA_TX_WQ, WORK_QUEUE_ACK_TYPE);
-	PRINTK_BITS(STA_TX_WQ, WORK_QUEUE_VALID);
-}
-
-static inline void agnx_print_sta_traffic(struct agnx_sta_traffic *traffic)
-{
-	u32 reg;
-
-	reg = le32_to_cpu(traffic->reg0);
-	PRINTK_BITS(STA_TRAFFIC, ACK_TIMOUT_CNT);
-	PRINTK_BITS(STA_TRAFFIC, TRAFFIC_ACK_TYPE);
-	PRINTK_BITS(STA_TRAFFIC, NEW_PACKET);
-	PRINTK_BITS(STA_TRAFFIC, TRAFFIC_VALID);
-	PRINTK_BITS(STA_TRAFFIC, RX_HDR_DESC_POINTER);
-
-	reg = le32_to_cpu(traffic->reg1);
-	PRINTK_BITS(STA_TRAFFIC, RX_PACKET_TIMESTAMP);
-	PRINTK_BITS(STA_TRAFFIC, TRAFFIC_RESERVED);
-	PRINTK_BITS(STA_TRAFFIC, SV);
-	PRINTK_BITS(STA_TRAFFIC, RX_SEQUENCE_NUM);
-
-	PRINTK_LE32(STA_TRAFFIC, traffic->tx_replay_cnt_low);
-
-	PRINTK_LE16(STA_TRAFFIC, traffic->tx_replay_cnt_high);
-	PRINTK_LE16(STA_TRAFFIC, traffic->rx_replay_cnt_high);
-
-	PRINTK_LE32(STA_TRAFFIC, traffic->rx_replay_cnt_low);
-}
-
-static inline void agnx_print_sta(struct agnx_priv *priv, unsigned int sta_idx)
-{
-	struct agnx_sta station;
-	struct agnx_sta *sta = &station;
-	u32 reg;
-	unsigned int i;
-
-	get_sta(priv, sta, sta_idx);
-
-	for (i = 0; i < 4; i++)
-		PRINTK_LE32(STA, sta->tx_session_keys[i]);
-	for (i = 0; i < 4; i++)
-		PRINTK_LE32(STA, sta->rx_session_keys[i]);
-
-	reg = le32_to_cpu(sta->reg);
-	PRINTK_BITS(STA, ID_1);
-	PRINTK_BITS(STA, ID_0);
-	PRINTK_BITS(STA, ENABLE_CONCATENATION);
-	PRINTK_BITS(STA, ENABLE_DECOMPRESSION);
-	PRINTK_BITS(STA, STA_RESERVED);
-	PRINTK_BITS(STA, EAP);
-	PRINTK_BITS(STA, ED_NULL);
-	PRINTK_BITS(STA, ENCRYPTION_POLICY);
-	PRINTK_BITS(STA, DEFINED_KEY_ID);
-	PRINTK_BITS(STA, FIXED_KEY);
-	PRINTK_BITS(STA, KEY_VALID);
-	PRINTK_BITS(STA, STATION_VALID);
-
-	PRINTK_LE32(STA, sta->tx_aes_blks_unicast);
-	PRINTK_LE32(STA, sta->rx_aes_blks_unicast);
-
-	PRINTK_LE16(STA, sta->aes_format_err_unicast_cnt);
-	PRINTK_LE16(STA, sta->aes_replay_unicast);
-
-	PRINTK_LE16(STA, sta->aes_decrypt_err_unicast);
-	PRINTK_LE16(STA, sta->aes_decrypt_err_default);
-
-	PRINTK_LE16(STA, sta->single_retry_packets);
-	PRINTK_LE16(STA, sta->failed_tx_packets);
-
-	PRINTK_LE16(STA, sta->muti_retry_packets);
-	PRINTK_LE16(STA, sta->ack_timeouts);
-
-	PRINTK_LE16(STA, sta->frag_tx_cnt);
-	PRINTK_LE16(STA, sta->rts_brq_sent);
-
-	PRINTK_LE16(STA, sta->tx_packets);
-	PRINTK_LE16(STA, sta->cts_back_timeout);
-
-	PRINTK_LE32(STA, sta->phy_stats_high);
-	PRINTK_LE32(STA, sta->phy_stats_low);
-
-	/* for (i = 0; i < 8; i++) */
-	agnx_print_sta_traffic(sta->traffic + 0);
-
-	PRINTK_LE16(STA, sta->traffic_class0_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class1_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class2_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class3_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class4_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class5_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class6_frag_success);
-	PRINTK_LE16(STA, sta->traffic_class7_frag_success);
-
-	PRINTK_LE16(STA, sta->num_frag_non_prime_rates);
-	PRINTK_LE16(STA, sta->ack_timeout_non_prime_rates);
-}
-
-
-static inline void dump_ieee80211_hdr(struct ieee80211_hdr *hdr, char *tag)
-{
-	u16 fctl;
-	int hdrlen;
-
-	fctl = le16_to_cpu(hdr->frame_control);
-	switch (fctl & IEEE80211_FCTL_FTYPE) {
-	case IEEE80211_FTYPE_DATA:
-		printk(PFX "%s DATA ", tag);
-		break;
-	case IEEE80211_FTYPE_CTL:
-		printk(PFX "%s CTL ", tag);
-		break;
-	case IEEE80211_FTYPE_MGMT:
-		printk(PFX "%s MGMT ", tag);
-		switch (fctl & IEEE80211_FCTL_STYPE) {
-		case IEEE80211_STYPE_ASSOC_REQ:
-			printk("SubType: ASSOC_REQ ");
-			break;
-		case IEEE80211_STYPE_ASSOC_RESP:
-			printk("SubType: ASSOC_RESP ");
-			break;
-		case IEEE80211_STYPE_REASSOC_REQ:
-			printk("SubType: REASSOC_REQ ");
-			break;
-		case IEEE80211_STYPE_REASSOC_RESP:
-			printk("SubType: REASSOC_RESP ");
-			break;
-		case IEEE80211_STYPE_PROBE_REQ:
-			printk("SubType: PROBE_REQ ");
-			break;
-		case IEEE80211_STYPE_PROBE_RESP:
-			printk("SubType: PROBE_RESP ");
-			break;
-		case IEEE80211_STYPE_BEACON:
-			printk("SubType: BEACON ");
-			break;
-		case IEEE80211_STYPE_ATIM:
-			printk("SubType: ATIM ");
-			break;
-		case IEEE80211_STYPE_DISASSOC:
-			printk("SubType: DISASSOC ");
-			break;
-		case IEEE80211_STYPE_AUTH:
-			printk("SubType: AUTH ");
-			break;
-		case IEEE80211_STYPE_DEAUTH:
-			printk("SubType: DEAUTH ");
-			break;
-		case IEEE80211_STYPE_ACTION:
-			printk("SubType: ACTION ");
-			break;
-		default:
-			printk("SubType: Unknow\n");
-		}
-		break;
-	default:
-		printk(PFX "%s Packet type: Unknow\n", tag);
-	}
-
-	hdrlen = ieee80211_hdrlen(fctl);
-
-	if (hdrlen >= 4)
-		printk("FC=0x%04x DUR=0x%04x",
-		       fctl, le16_to_cpu(hdr->duration_id));
-	if (hdrlen >= 10)
-		printk(" A1=%pM", hdr->addr1);
-	if (hdrlen >= 16)
-		printk(" A2=%pM", hdr->addr2);
-	if (hdrlen >= 24)
-		printk(" A3=%pM", hdr->addr3);
-	if (hdrlen >= 30)
-		printk(" A4=%pM", hdr->addr4);
-	printk("\n");
-}
-
-static inline void dump_txm_registers(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-	for (i = 0; i <= 0x1e8; i += 4)
-		printk(KERN_DEBUG PFX "TXM: %x---> 0x%.8x\n", i, ioread32(ctl + i));
-}
-static inline void dump_rxm_registers(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-	for (i = 0; i <= 0x108; i += 4)
-		printk(KERN_DEBUG PFX "RXM: %x---> 0x%.8x\n", i, ioread32(ctl + 0x2000 + i));
-}
-static inline void dump_bm_registers(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-	for (i = 0; i <= 0x90; i += 4)
-		printk(KERN_DEBUG PFX "BM: %x---> 0x%.8x\n", i, ioread32(ctl + 0x2c00 + i));
-}
-static inline void dump_cir_registers(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-	for (i = 0; i <= 0xb8; i += 4)
-		printk(KERN_DEBUG PFX "CIR: %x---> 0x%.8x\n", i, ioread32(ctl + 0x3000 + i));
-}
-
-#endif /* AGNX_DEBUG_H_ */
diff --git a/drivers/staging/agnx/pci.c b/drivers/staging/agnx/pci.c
deleted file mode 100644
index 32b5489456a8..000000000000
--- a/drivers/staging/agnx/pci.c
+++ /dev/null
@@ -1,635 +0,0 @@
-/**
- * Airgo MIMO wireless driver
- *
- * Copyright (c) 2007 Li YanBo <dreamfly281@gmail.com>
-
- * Thanks for Jeff Williams <angelbane@gmail.com> do reverse engineer
- * works and published the SPECS at http://airgo.wdwconsulting.net/mymoin
-
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/etherdevice.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-
-#include "agnx.h"
-#include "debug.h"
-#include "xmit.h"
-#include "phy.h"
-
-MODULE_AUTHOR("Li YanBo <dreamfly281@gmail.com>");
-MODULE_DESCRIPTION("Airgo MIMO PCI wireless driver");
-MODULE_LICENSE("GPL");
-
-static struct pci_device_id agnx_pci_id_tbl[] __devinitdata = {
-	{ PCI_DEVICE(0x17cb, 0x0001) },	/* Beklin F5d8010, Netgear WGM511 etc */
-	{ PCI_DEVICE(0x17cb, 0x0002) },	/* Netgear Wpnt511 */
-	{ 0 }
-};
-
-MODULE_DEVICE_TABLE(pci, agnx_pci_id_tbl);
-
-
-static inline void agnx_interrupt_ack(struct agnx_priv *priv, u32 *reason)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	if (*reason & AGNX_STAT_RX) {
-		/* Mark complete RX */
-		reg = ioread32(ctl + AGNX_CIR_RXCTL);
-		reg |= 0x4;
-		iowrite32(reg, ctl + AGNX_CIR_RXCTL);
-		/* disable Rx interrupt */
-	}
-	if (*reason & AGNX_STAT_TX) {
-		reg = ioread32(ctl + AGNX_CIR_TXDCTL);
-		if (reg & 0x4) {
-			iowrite32(reg, ctl + AGNX_CIR_TXDCTL);
-			*reason |= AGNX_STAT_TXD;
-		}
-		reg = ioread32(ctl + AGNX_CIR_TXMCTL);
-		if (reg & 0x4) {
-			iowrite32(reg, ctl + AGNX_CIR_TXMCTL);
-			*reason |= AGNX_STAT_TXM;
-		}
-	}
-#if 0
-	if (*reason & AGNX_STAT_X) {
-		reg = ioread32(ctl + AGNX_INT_STAT);
-		iowrite32(reg, ctl + AGNX_INT_STAT);
-		/* FIXME reinit interrupt mask */
-		reg = 0xc390bf9 & ~IRQ_TX_BEACON;
-		reg &= ~IRQ_TX_DISABLE;
-		iowrite32(reg, ctl + AGNX_INT_MASK);
-		iowrite32(0x800, ctl + AGNX_CIR_BLKCTL);
-	}
-#endif
-} /* agnx_interrupt_ack */
-
-static irqreturn_t agnx_interrupt_handler(int irq, void *dev_id)
-{
-	struct ieee80211_hw *dev = dev_id;
-	struct agnx_priv *priv = dev->priv;
-	void __iomem *ctl = priv->ctl;
-	irqreturn_t ret = IRQ_NONE;
-	u32 irq_reason;
-
-	spin_lock(&priv->lock);
-
-/*	printk(KERN_ERR PFX "Get a interrupt %s\n", __func__); */
-
-	if (priv->init_status != AGNX_START)
-		goto out;
-
-	/* FiXME  Here has no lock, Is this will lead to race? */
-	irq_reason = ioread32(ctl + AGNX_CIR_BLKCTL);
-	if (!(irq_reason & 0x7))
-		goto out;
-
-	ret = IRQ_HANDLED;
-	priv->irq_status = ioread32(ctl + AGNX_INT_STAT);
-
-/*	printk(PFX "Interrupt reason is 0x%x\n", irq_reason); */
-	/* Make sure the txm and txd flags don't conflict with other unknown
-	   interrupt flag, maybe is not necessary */
-	irq_reason &= 0xF;
-
-	disable_rx_interrupt(priv);
-	/* TODO Make sure the card finished initialized */
-	agnx_interrupt_ack(priv, &irq_reason);
-
-	if (irq_reason & AGNX_STAT_RX)
-		handle_rx_irq(priv);
-	if (irq_reason & AGNX_STAT_TXD)
-		handle_txd_irq(priv);
-	if (irq_reason & AGNX_STAT_TXM)
-		handle_txm_irq(priv);
-	if (irq_reason & AGNX_STAT_X)
-		handle_other_irq(priv);
-
-	enable_rx_interrupt(priv);
-out:
-	spin_unlock(&priv->lock);
-	return ret;
-} /* agnx_interrupt_handler */
-
-
-/* FIXME */
-static int agnx_tx(struct ieee80211_hw *dev, struct sk_buff *skb)
-{
-	AGNX_TRACE;
-	return _agnx_tx(dev->priv, skb);
-} /* agnx_tx */
-
-
-static int agnx_get_mac_address(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	/* Attention! directly read the MAC or other date from EEPROM will
-	 lead to cardbus(WGM511) lock up when write to PM PLL register */
-	reg = agnx_read32(ctl, 0x3544);
-	udelay(40);
-	reg = agnx_read32(ctl, 0x354c);
-	udelay(50);
-	/* Get the mac address */
-	reg = agnx_read32(ctl, 0x3544);
-	udelay(40);
-
-	/* HACK */
-	reg = cpu_to_le32(reg);
-	priv->mac_addr[0] = ((u8 *)&reg)[2];
-	priv->mac_addr[1] = ((u8 *)&reg)[3];
-	reg = agnx_read32(ctl, 0x3548);
-	udelay(50);
-	*((u32 *)(priv->mac_addr + 2)) = cpu_to_le32(reg);
-
-	if (!is_valid_ether_addr(priv->mac_addr)) {
-		printk(KERN_WARNING PFX "read mac %pM\n", priv->mac_addr);
-		printk(KERN_WARNING PFX "Invalid hwaddr! Using random hwaddr\n");
-		random_ether_addr(priv->mac_addr);
-	}
-
-	return 0;
-} /* agnx_get_mac_address */
-
-static int agnx_alloc_rings(struct agnx_priv *priv)
-{
-	unsigned int len;
-	AGNX_TRACE;
-
-	/* Allocate RX/TXM/TXD rings info */
-	priv->rx.size = AGNX_RX_RING_SIZE;
-	priv->txm.size = AGNX_TXM_RING_SIZE;
-	priv->txd.size = AGNX_TXD_RING_SIZE;
-
-	len = priv->rx.size + priv->txm.size + priv->txd.size;
-
-/*	priv->rx.info = kzalloc(sizeof(struct agnx_info) * len, GFP_KERNEL); */
-	priv->rx.info = kzalloc(sizeof(struct agnx_info) * len, GFP_ATOMIC);
-	if (!priv->rx.info)
-		return -ENOMEM;
-	priv->txm.info = priv->rx.info + priv->rx.size;
-	priv->txd.info = priv->txm.info + priv->txm.size;
-
-	/* Allocate RX/TXM/TXD descriptors */
-	priv->rx.desc = pci_alloc_consistent(priv->pdev, sizeof(struct agnx_desc) * len,
-					     &priv->rx.dma);
-	if (!priv->rx.desc) {
-		kfree(priv->rx.info);
-		return -ENOMEM;
-	}
-
-	priv->txm.desc = priv->rx.desc + priv->rx.size;
-	priv->txm.dma = priv->rx.dma + sizeof(struct agnx_desc) * priv->rx.size;
-	priv->txd.desc = priv->txm.desc + priv->txm.size;
-	priv->txd.dma = priv->txm.dma + sizeof(struct agnx_desc) * priv->txm.size;
-
-	return 0;
-} /* agnx_alloc_rings */
-
-static void rings_free(struct agnx_priv *priv)
-{
-	unsigned int len = priv->rx.size + priv->txm.size + priv->txd.size;
-	unsigned long flags;
-	AGNX_TRACE;
-
-	spin_lock_irqsave(&priv->lock, flags);
-	kfree(priv->rx.info);
-	pci_free_consistent(priv->pdev, sizeof(struct agnx_desc) * len,
-			    priv->rx.desc, priv->rx.dma);
-	spin_unlock_irqrestore(&priv->lock, flags);
-}
-
-#if 0
-static void agnx_periodic_work_handler(struct work_struct *work)
-{
-	struct agnx_priv *priv = container_of(work, struct agnx_priv, periodic_work.work);
-/*	unsigned long flags; */
-	unsigned long delay;
-
-	/* fixme: using mutex?? */
-/*	spin_lock_irqsave(&priv->lock, flags); */
-
-	/* TODO Recalibrate*/
-/*	calibrate_oscillator(priv); */
-/*	antenna_calibrate(priv); */
-/*	agnx_send_packet(priv, 997); */
-	/* FIXME */
-/* 	if (debug == 3) */
-/*                 delay = msecs_to_jiffies(AGNX_PERIODIC_DELAY); */
-/* 	else */
-	delay = msecs_to_jiffies(AGNX_PERIODIC_DELAY);
-/*	delay = round_jiffies(HZ * 15); */
-
-	queue_delayed_work(priv->hw->workqueue, &priv->periodic_work, delay);
-
-/*	spin_unlock_irqrestore(&priv->lock, flags); */
-}
-#endif
-
-static int agnx_start(struct ieee80211_hw *dev)
-{
-	struct agnx_priv *priv = dev->priv;
-	/* unsigned long delay; */
-	int err = 0;
-	AGNX_TRACE;
-
-	err = agnx_alloc_rings(priv);
-	if (err) {
-		printk(KERN_ERR PFX "Can't alloc RX/TXM/TXD rings\n");
-		goto out;
-	}
-	err = request_irq(priv->pdev->irq, &agnx_interrupt_handler,
-			  IRQF_SHARED, "agnx_pci", dev);
-	if (err) {
-		printk(KERN_ERR PFX "Failed to register IRQ handler\n");
-		rings_free(priv);
-		goto out;
-	}
-
-/*	mdelay(500); */
-
-	might_sleep();
-	agnx_hw_init(priv);
-
-/*	mdelay(500); */
-	might_sleep();
-
-	priv->init_status = AGNX_START;
-/*         INIT_DELAYED_WORK(&priv->periodic_work, agnx_periodic_work_handler); */
-/* 	delay = msecs_to_jiffies(AGNX_PERIODIC_DELAY); */
-/*         queue_delayed_work(priv->hw->workqueue, &priv->periodic_work, delay); */
-out:
-	return err;
-} /* agnx_start */
-
-static void agnx_stop(struct ieee80211_hw *dev)
-{
-	struct agnx_priv *priv = dev->priv;
-	AGNX_TRACE;
-
-	priv->init_status = AGNX_STOP;
-	/* make sure hardware will not generate irq */
-	agnx_hw_reset(priv);
-	free_irq(priv->pdev->irq, dev);
-/*	flush_workqueue(priv->hw->workqueue); */
-/*	cancel_delayed_work_sync(&priv->periodic_work); */
-	unfill_rings(priv);
-	rings_free(priv);
-}
-
-static int agnx_config(struct ieee80211_hw *dev, u32 changed)
-{
-	struct agnx_priv *priv = dev->priv;
-	struct ieee80211_conf *conf = &dev->conf;
-	int channel = ieee80211_frequency_to_channel(conf->channel->center_freq);
-	AGNX_TRACE;
-
-	spin_lock(&priv->lock);
-	/* FIXME need priv lock? */
-	if (channel != priv->channel) {
-		priv->channel = channel;
-		agnx_set_channel(priv, priv->channel);
-	}
-
-	spin_unlock(&priv->lock);
-	return 0;
-}
-
-static void agnx_bss_info_changed(struct ieee80211_hw *dev,
-				  struct ieee80211_vif *vif,
-				  struct ieee80211_bss_conf *conf,
-				  u32 changed)
-{
-	struct agnx_priv *priv = dev->priv;
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-	if (!(changed & BSS_CHANGED_BSSID))
-		return;
-
-	spin_lock(&priv->lock);
-
-	if (memcmp(conf->bssid, priv->bssid, ETH_ALEN)) {
-		agnx_set_bssid(priv, conf->bssid);
-		memcpy(priv->bssid, conf->bssid, ETH_ALEN);
-		hash_write(priv, conf->bssid, BSSID_STAID);
-		sta_init(priv, BSSID_STAID);
-		/* FIXME needed? */
-		sta_power_init(priv, BSSID_STAID);
-		agnx_write32(ctl, AGNX_BM_MTSM, 0xff & ~0x1);
-	}
-	spin_unlock(&priv->lock);
-} /* agnx_bss_info_changed */
-
-
-static void agnx_configure_filter(struct ieee80211_hw *dev,
-				  unsigned int changed_flags,
-				  unsigned int *total_flags,
-				  int mc_count, struct dev_mc_list *mclist)
-{
-	unsigned int new_flags = 0;
-
-	*total_flags = new_flags;
-	/* TODO */
-}
-
-static int agnx_add_interface(struct ieee80211_hw *dev,
-			      struct ieee80211_if_init_conf *conf)
-{
-	struct agnx_priv *priv = dev->priv;
-	AGNX_TRACE;
-
-	spin_lock(&priv->lock);
-	/* FIXME */
-	if (priv->mode != NL80211_IFTYPE_MONITOR)
-		return -EOPNOTSUPP;
-
-	switch (conf->type) {
-	case NL80211_IFTYPE_STATION:
-		priv->mode = conf->type;
-		break;
-	default:
-		return -EOPNOTSUPP;
-	}
-
-	spin_unlock(&priv->lock);
-
-	return 0;
-}
-
-static void agnx_remove_interface(struct ieee80211_hw *dev,
-				  struct ieee80211_if_init_conf *conf)
-{
-	struct agnx_priv *priv = dev->priv;
-	AGNX_TRACE;
-
-	/* TODO */
-	priv->mode = NL80211_IFTYPE_MONITOR;
-}
-
-static int agnx_get_stats(struct ieee80211_hw *dev,
-			  struct ieee80211_low_level_stats *stats)
-{
-	struct agnx_priv *priv = dev->priv;
-	AGNX_TRACE;
-	spin_lock(&priv->lock);
-	/* TODO !! */
-	memcpy(stats, &priv->stats, sizeof(*stats));
-	spin_unlock(&priv->lock);
-
-	return 0;
-}
-
-static u64 agnx_get_tsft(struct ieee80211_hw *dev)
-{
-	void __iomem *ctl = ((struct agnx_priv *)dev->priv)->ctl;
-	u32 tsftl;
-	u64 tsft;
-	AGNX_TRACE;
-
-	/* FIXME */
-	tsftl = ioread32(ctl + AGNX_TXM_TIMESTAMPLO);
-	tsft = ioread32(ctl + AGNX_TXM_TIMESTAMPHI);
-	tsft <<= 32;
-	tsft |= tsftl;
-
-	return tsft;
-}
-
-static int agnx_get_tx_stats(struct ieee80211_hw *dev,
-			     struct ieee80211_tx_queue_stats *stats)
-{
-	struct agnx_priv *priv = dev->priv;
-	AGNX_TRACE;
-
-	/* FIXME now we just using txd queue, but should using txm queue too */
-	stats[0].len = (priv->txd.idx - priv->txd.idx_sent) / 2;
-	stats[0].limit = priv->txd.size - 2;
-	stats[0].count = priv->txd.idx / 2;
-
-	return 0;
-}
-
-static struct ieee80211_ops agnx_ops = {
-	.tx			= agnx_tx,
-	.start			= agnx_start,
-	.stop			= agnx_stop,
-	.add_interface		= agnx_add_interface,
-	.remove_interface	= agnx_remove_interface,
-	.config			= agnx_config,
-	.bss_info_changed	= agnx_bss_info_changed,
-	.configure_filter	= agnx_configure_filter,
-	.get_stats		= agnx_get_stats,
-	.get_tx_stats		= agnx_get_tx_stats,
-	.get_tsf		= agnx_get_tsft
-};
-
-static void __devexit agnx_pci_remove(struct pci_dev *pdev)
-{
-	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
-	struct agnx_priv *priv;
-	AGNX_TRACE;
-
-	if (!dev)
-		return;
-	priv = dev->priv;
-	ieee80211_unregister_hw(dev);
-	pci_iounmap(pdev, priv->ctl);
-	pci_iounmap(pdev, priv->data);
-	pci_release_regions(pdev);
-	pci_disable_device(pdev);
-
-	ieee80211_free_hw(dev);
-}
-
-static int __devinit agnx_pci_probe(struct pci_dev *pdev,
-				    const struct pci_device_id *id)
-{
-	struct ieee80211_hw *dev;
-	struct agnx_priv *priv;
-	int err;
-
-	err = pci_enable_device(pdev);
-	if (err) {
-		dev_err(&pdev->dev, "can't enable pci device\n");
-		return err;
-	}
-
-	err = pci_request_regions(pdev, "agnx-pci");
-	if (err) {
-		dev_err(&pdev->dev, "can't reserve PCI resources\n");
-		return err;
-	}
-
-	if (pci_set_dma_mask(pdev, DMA_BIT_MASK(32)) ||
-	    pci_set_consistent_dma_mask(pdev, DMA_BIT_MASK(32))) {
-		dev_err(&pdev->dev, "no suitable DMA available\n");
-		err = -EIO;
-		goto err_free_reg;
-	}
-
-	pci_set_master(pdev);
-
-	dev = ieee80211_alloc_hw(sizeof(*priv), &agnx_ops);
-	if (!dev) {
-		dev_err(&pdev->dev, "ieee80211 alloc failed\n");
-		err = -ENOMEM;
-		goto err_free_reg;
-	}
-	priv = dev->priv;
-	memset(priv, 0, sizeof(*priv));
-	priv->mode = NL80211_IFTYPE_MONITOR;
-	priv->pdev = pdev;
-	priv->hw = dev;
-	spin_lock_init(&priv->lock);
-	priv->init_status = AGNX_UNINIT;
-
-	priv->ctl = pci_iomap(pdev, 0, 0);
-/*	dev_dbg(&pdev->dev, "MEM1 mapped address is 0x%p\n", priv->ctl); */
-	if (!priv->ctl) {
-		dev_err(&pdev->dev, "can't map device memory\n");
-		err = -ENOMEM;
-		goto err_free_dev;
-	}
-	priv->data = pci_iomap(pdev, 1, 0);
-	if (!priv->data) {
-		dev_err(&pdev->dev, "can't map device memory\n");
-		err = -ENOMEM;
-		goto err_iounmap2;
-	}
-
-	pci_read_config_byte(pdev, PCI_REVISION_ID, &priv->revid);
-
-	priv->band.channels   = (struct ieee80211_channel *)agnx_channels;
-	priv->band.n_channels = ARRAY_SIZE(agnx_channels);
-	priv->band.bitrates   = (struct ieee80211_rate *)agnx_rates_80211g;
-	priv->band.n_bitrates = ARRAY_SIZE(agnx_rates_80211g);
-
-	/* Init ieee802.11 dev  */
-	SET_IEEE80211_DEV(dev, &pdev->dev);
-	pci_set_drvdata(pdev, dev);
-	dev->extra_tx_headroom = sizeof(struct agnx_hdr);
-
-	/* FIXME It only include FCS in promious mode but not manage mode */
-/*      dev->flags =  IEEE80211_HW_RX_INCLUDES_FCS; */
-	dev->channel_change_time = 5000;
-	dev->max_signal = 100;
-	/* FIXME */
-	dev->queues = 1;
-
-	agnx_get_mac_address(priv);
-
-	SET_IEEE80211_PERM_ADDR(dev, priv->mac_addr);
-
-/* 	/\* FIXME *\/ */
-/* 	for (i = 1; i < NUM_DRIVE_MODES; i++) { */
-/* 		err = ieee80211_register_hwmode(dev, &priv->modes[i]); */
-/* 		if (err) { */
-/* 			printk(KERN_ERR PFX "Can't register hwmode\n"); */
-/* 			goto  err_iounmap; */
-/* 		} */
-/* 	} */
-
-	priv->channel = 1;
-	dev->wiphy->bands[IEEE80211_BAND_2GHZ] = &priv->band;
-
-	err = ieee80211_register_hw(dev);
-	if (err) {
-		dev_err(&pdev->dev, "can't register hardware\n");
-		goto err_iounmap;
-	}
-
-	agnx_hw_reset(priv);
-
-	dev_info(&pdev->dev, "%s: hwaddr %pM, Rev 0x%02x\n",
-		wiphy_name(dev->wiphy),
-		dev->wiphy->perm_addr, priv->revid);
-	return 0;
-
- err_iounmap:
-	pci_iounmap(pdev, priv->data);
-
- err_iounmap2:
-	pci_iounmap(pdev, priv->ctl);
-
- err_free_dev:
-	pci_set_drvdata(pdev, NULL);
-	ieee80211_free_hw(dev);
-
- err_free_reg:
-	pci_release_regions(pdev);
-
-	pci_disable_device(pdev);
-	return err;
-} /* agnx_pci_probe*/
-
-#ifdef CONFIG_PM
-
-static int agnx_pci_suspend(struct pci_dev *pdev, pm_message_t state)
-{
-	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
-	AGNX_TRACE;
-
-	ieee80211_stop_queues(dev);
-	agnx_stop(dev);
-
-	pci_save_state(pdev);
-	pci_set_power_state(pdev, pci_choose_state(pdev, state));
-	return 0;
-}
-
-static int agnx_pci_resume(struct pci_dev *pdev)
-{
-	struct ieee80211_hw *dev = pci_get_drvdata(pdev);
-	AGNX_TRACE;
-
-	pci_set_power_state(pdev, PCI_D0);
-	pci_restore_state(pdev);
-
-	agnx_start(dev);
-	ieee80211_wake_queues(dev);
-
-	return 0;
-}
-
-#else
-
-#define agnx_pci_suspend NULL
-#define agnx_pci_resume NULL
-
-#endif /* CONFIG_PM */
-
-
-static struct pci_driver agnx_pci_driver = {
-	.name		= "agnx-pci",
-	.id_table	= agnx_pci_id_tbl,
-	.probe		= agnx_pci_probe,
-	.remove		= __devexit_p(agnx_pci_remove),
-	.suspend	= agnx_pci_suspend,
-	.resume		= agnx_pci_resume,
-};
-
-static int __init agnx_pci_init(void)
-{
-	AGNX_TRACE;
-	return pci_register_driver(&agnx_pci_driver);
-}
-
-static void __exit agnx_pci_exit(void)
-{
-	AGNX_TRACE;
-	pci_unregister_driver(&agnx_pci_driver);
-}
-
-
-module_init(agnx_pci_init);
-module_exit(agnx_pci_exit);
diff --git a/drivers/staging/agnx/phy.c b/drivers/staging/agnx/phy.c
deleted file mode 100644
index ec1ca86fa0c4..000000000000
--- a/drivers/staging/agnx/phy.c
+++ /dev/null
@@ -1,960 +0,0 @@
-/**
- * Airgo MIMO wireless driver
- *
- * Copyright (c) 2007 Li YanBo <dreamfly281@gmail.com>
-
- * Thanks for Jeff Williams <angelbane@gmail.com> do reverse engineer
- * works and published the SPECS at http://airgo.wdwconsulting.net/mymoin
-
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/init.h>
-#include <linux/etherdevice.h>
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include "agnx.h"
-#include "debug.h"
-#include "phy.h"
-#include "table.h"
-#include "sta.h"
-#include "xmit.h"
-
-u8 read_from_eeprom(struct agnx_priv *priv, u16 address)
-{
-	void __iomem *ctl = priv->ctl;
-	struct agnx_eeprom cmd;
-	u32 reg;
-
-	memset(&cmd, 0, sizeof(cmd));
-	cmd.cmd = EEPROM_CMD_READ << AGNX_EEPROM_COMMAND_SHIFT;
-	cmd.address = address;
-	/* Verify that the Status bit is clear */
-	/* Read Command and Address are written to the Serial Interface */
-	iowrite32(*(__le32 *)&cmd, ctl + AGNX_CIR_SERIALITF);
-	/* Wait for the Status bit to clear again */
-	eeprom_delay();
-	/* Read from Data */
-	reg = ioread32(ctl + AGNX_CIR_SERIALITF);
-
-	cmd = *(struct agnx_eeprom *)&reg;
-
-	return cmd.data;
-}
-
-static int card_full_reset(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	reg = agnx_read32(ctl, AGNX_CIR_BLKCTL);
-	agnx_write32(ctl, AGNX_CIR_BLKCTL, 0x80);
-	reg = agnx_read32(ctl, AGNX_CIR_BLKCTL);
-	return 0;
-}
-
-inline void enable_power_saving(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg &= ~0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-}
-
-inline void disable_power_saving(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-}
-
-
-void disable_receiver(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-	/* FIXME Disable the receiver */
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x0);
-	/* Set gain control reset */
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x1);
-	/* Reset gain control reset */
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x0);
-}
-
-
-/* Fixme this shoule be disable RX, above is enable RX */
-void enable_receiver(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-	/* Set adaptive gain control discovery mode */
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-	/* Set gain control reset */
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x1);
-	/* Clear gain control reset */
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x0);
-}
-
-static void mac_address_set(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u8 *mac_addr = priv->mac_addr;
-	u32 reg;
-
-	/* FIXME */
-	reg = (mac_addr[0] << 24) | (mac_addr[1] << 16) | mac_addr[2] << 8 | mac_addr[3];
-	iowrite32(reg, ctl + AGNX_RXM_MACHI);
-	reg = (mac_addr[4] << 8) | mac_addr[5];
-	iowrite32(reg, ctl + AGNX_RXM_MACLO);
-}
-
-static void receiver_bssid_set(struct agnx_priv *priv, const u8 *bssid)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	disable_receiver(priv);
-	/* FIXME */
-	reg = bssid[0] << 24 | (bssid[1] << 16) | (bssid[2] << 8) | bssid[3];
-	iowrite32(reg, ctl + AGNX_RXM_BSSIDHI);
-	reg = (bssid[4] << 8) | bssid[5];
-	iowrite32(reg, ctl + AGNX_RXM_BSSIDLO);
-
-	/* Enable the receiver */
-	enable_receiver(priv);
-
-	/* Clear the TSF */
-/* 	agnx_write32(ctl, AGNX_TXM_TSFLO, 0x0); */
-/* 	agnx_write32(ctl, AGNX_TXM_TSFHI, 0x0); */
-	/* Clear the TBTT */
-	agnx_write32(ctl, AGNX_TXM_TBTTLO, 0x0);
-	agnx_write32(ctl, AGNX_TXM_TBTTHI, 0x0);
-	disable_receiver(priv);
-} /* receiver_bssid_set */
-
-static void band_management_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	void __iomem *data = priv->data;
-	u32 reg;
-	int i;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_BM_TXWADDR, AGNX_PDU_TX_WQ);
-	agnx_write32(ctl, AGNX_CIR_ADDRWIN, 0x0);
-	memset_io(data + AGNX_PDUPOOL, 0x0, AGNX_PDUPOOL_SIZE);
-	agnx_write32(ctl, AGNX_BM_BMCTL, 0x200);
-
-	agnx_write32(ctl, AGNX_BM_CIPDUWCNT, 0x40);
-	agnx_write32(ctl, AGNX_BM_SPPDUWCNT, 0x2);
-	agnx_write32(ctl, AGNX_BM_RFPPDUWCNT, 0x0);
-	agnx_write32(ctl, AGNX_BM_RHPPDUWCNT, 0x22);
-
-	/* FIXME Initialize the Free Pool Linked List */
-	/*    1. Write the Address of the Next Node ((0x41800 + node*size)/size)
-	      to the first word of each node.  */
-	for (i = 0; i < PDU_FREE_CNT; i++) {
-		iowrite32((AGNX_PDU_FREE + (i+1)*PDU_SIZE)/PDU_SIZE,
-			  data + AGNX_PDU_FREE + (PDU_SIZE * i));
-		/* The last node should be set to 0x0 */
-		if ((i + 1) == PDU_FREE_CNT)
-			memset_io(data + AGNX_PDU_FREE + (PDU_SIZE * i),
-				  0x0, PDU_SIZE);
-	}
-
-	/* Head is First Pool address (0x41800) / size (0x80) */
-	agnx_write32(ctl, AGNX_BM_FPLHP, AGNX_PDU_FREE/PDU_SIZE);
-	/* Tail is Last Pool Address (0x47f80) / size (0x80) */
-	agnx_write32(ctl, AGNX_BM_FPLTP, 0x47f80/PDU_SIZE);
-	/* Count is Number of Nodes in the Pool (0xd0) */
-	agnx_write32(ctl, AGNX_BM_FPCNT, PDU_FREE_CNT);
-
-	/* Start all workqueue */
-	agnx_write32(ctl, AGNX_BM_CIWQCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_CPULWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_CPUHWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_CPUTXWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_CPURXWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_SPRXWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_SPTXWCTL, 0x80000);
-	agnx_write32(ctl, AGNX_BM_RFPWCTL, 0x80000);
-
-	/* Enable the Band Management */
-	reg = agnx_read32(ctl, AGNX_BM_BMCTL);
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_BM_BMCTL, reg);
-} /* band_managment_init */
-
-
-static void system_itf_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, 0x0);
-	agnx_write32(ctl, AGNX_PM_TESTPHY, 0x11e143a);
-
-	if (priv->revid == 0) {
-		reg = agnx_read32(ctl, AGNX_SYSITF_SYSMODE);
-		reg |= 0x11;
-		agnx_write32(ctl, AGNX_SYSITF_SYSMODE, reg);
-	}
-	/* ??? What is that means? it should difference for differice type
-	 of cards */
-	agnx_write32(ctl, AGNX_CIR_SERIALITF, 0xfff81006);
-
-	agnx_write32(ctl, AGNX_SYSITF_GPIOIN, 0x1f0000);
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, 0x5);
-	reg = agnx_read32(ctl, AGNX_SYSITF_GPIOIN);
-}
-
-static void encryption_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_ENCRY_WEPKEY0, 0x0);
-	agnx_write32(ctl, AGNX_ENCRY_WEPKEY1, 0x0);
-	agnx_write32(ctl, AGNX_ENCRY_WEPKEY2, 0x0);
-	agnx_write32(ctl, AGNX_ENCRY_WEPKEY3, 0x0);
-	agnx_write32(ctl, AGNX_ENCRY_CCMRECTL, 0x8);
-}
-
-static void tx_management_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	void __iomem *data = priv->data;
-	u32 reg;
-	AGNX_TRACE;
-
-	/* Fill out the ComputationalEngineLookupTable
-	 * starting at memory #2 offset 0x800
-	 */
-	tx_engine_lookup_tbl_init(priv);
-	memset_io(data + 0x1000, 0, 0xfe0);
-	/* Enable Transmission Management Functions */
-	agnx_write32(ctl, AGNX_TXM_ETMF, 0x3ff);
-	/* Write 0x3f to Transmission Template */
-	agnx_write32(ctl, AGNX_TXM_TXTEMP, 0x3f);
-
-	if (priv->revid >= 2)
-		agnx_write32(ctl, AGNX_TXM_SIFSPIFS, 0x1e140a0b);
-	else
-		agnx_write32(ctl, AGNX_TXM_SIFSPIFS, 0x1e190a0b);
-
-	reg = agnx_read32(ctl, AGNX_TXM_TIFSEIFS);
-	reg &= 0xff00;
-	reg |= 0xb;
-	agnx_write32(ctl, AGNX_TXM_TIFSEIFS, reg);
-	reg = agnx_read32(ctl, AGNX_TXM_TIFSEIFS);
-	reg &= 0xffff00ff;
-	reg |= 0xa00;
-	agnx_write32(ctl, AGNX_TXM_TIFSEIFS, reg);
-	/* Enable TIFS */
-	agnx_write32(ctl, AGNX_TXM_CTL, 0x40000);
-
-	reg = agnx_read32(ctl, AGNX_TXM_TIFSEIFS);
-	reg &= 0xff00ffff;
-	reg |= 0x510000;
-	agnx_write32(ctl, AGNX_TXM_TIFSEIFS, reg);
-	reg = agnx_read32(ctl, AGNX_TXM_PROBDELAY);
-	reg &= 0xff00ffff;
-	agnx_write32(ctl, AGNX_TXM_PROBDELAY, reg);
-	reg = agnx_read32(ctl, AGNX_TXM_TIFSEIFS);
-	reg &= 0x00ffffff;
-	reg |= 0x1c000000;
-	agnx_write32(ctl, AGNX_TXM_TIFSEIFS, reg);
-	reg = agnx_read32(ctl, AGNX_TXM_PROBDELAY);
-	reg &= 0x00ffffff;
-	reg |= 0x01000000;
-	agnx_write32(ctl, AGNX_TXM_PROBDELAY, reg);
-
-	/* # Set DIF 0-1,2-3,4-5,6-7 to defaults */
-	agnx_write32(ctl, AGNX_TXM_DIF01, 0x321d321d);
-	agnx_write32(ctl, AGNX_TXM_DIF23, 0x321d321d);
-	agnx_write32(ctl, AGNX_TXM_DIF45, 0x321d321d);
-	agnx_write32(ctl, AGNX_TXM_DIF67, 0x321d321d);
-
-	/* Max Ack timeout limit */
-	agnx_write32(ctl, AGNX_TXM_MAXACKTIM, 0x1e19);
-	/* Max RX Data Timeout count, */
-	reg = agnx_read32(ctl, AGNX_TXM_MAXRXTIME);
-	reg &= 0xffff0000;
-	reg |= 0xff;
-	agnx_write32(ctl, AGNX_TXM_MAXRXTIME, reg);
-
-	/* CF poll RX Timeout count */
-	reg = agnx_read32(ctl, AGNX_TXM_CFPOLLRXTIM);
-	reg &= 0xffff;
-	reg |= 0xff0000;
-	agnx_write32(ctl, AGNX_TXM_CFPOLLRXTIM, reg);
-
-	/* Max Timeout Exceeded count, */
-	reg = agnx_read32(ctl, AGNX_TXM_MAXTIMOUT);
-	reg &= 0xff00ffff;
-	reg |= 0x190000;
-	agnx_write32(ctl, AGNX_TXM_MAXTIMOUT, reg);
-
-	/* CF ack timeout limit for 11b */
-	reg = agnx_read32(ctl, AGNX_TXM_CFACKT11B);
-	reg &= 0xff00;
-	reg |= 0x1e;
-	agnx_write32(ctl, AGNX_TXM_CFACKT11B, reg);
-
-	/* Max CF Poll Timeout Count */
-	reg = agnx_read32(ctl, AGNX_TXM_CFPOLLRXTIM);
-	reg &= 0xffff0000;
-	reg |= 0x19;
-	agnx_write32(ctl, AGNX_TXM_CFPOLLRXTIM, reg);
-	/* CF Poll RX Timeout Count */
-	reg = agnx_read32(ctl, AGNX_TXM_CFPOLLRXTIM);
-	reg &= 0xffff0000;
-	reg |= 0x1e;
-	agnx_write32(ctl, AGNX_TXM_CFPOLLRXTIM, reg);
-
-	/* # write default to */
-	/*    1. Schedule Empty Count */
-	agnx_write32(ctl, AGNX_TXM_SCHEMPCNT, 0x5);
-	/*    2. CFP Period Count */
-	agnx_write32(ctl, AGNX_TXM_CFPERCNT, 0x1);
-	/*    3. CFP MDV  */
-	agnx_write32(ctl, AGNX_TXM_CFPMDV, 0x10000);
-
-	/* Probe Delay */
-	reg = agnx_read32(ctl, AGNX_TXM_PROBDELAY);
-	reg &= 0xffff0000;
-	reg |= 0x400;
-	agnx_write32(ctl, AGNX_TXM_PROBDELAY, reg);
-
-	/* Max CCA count Slot */
-	reg = agnx_read32(ctl, AGNX_TXM_MAXCCACNTSLOT);
-	reg &= 0xffff00ff;
-	reg |= 0x900;
-	agnx_write32(ctl, AGNX_TXM_MAXCCACNTSLOT, reg);
-
-	/* Slot limit/1 msec Limit */
-	reg = agnx_read32(ctl, AGNX_TXM_SLOTLIMIT);
-	reg &= 0xff00ffff;
-	reg |= 0x140077;
-	agnx_write32(ctl, AGNX_TXM_SLOTLIMIT, reg);
-
-	/* # Set CW #(0-7) to default */
-	agnx_write32(ctl, AGNX_TXM_CW0, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW1, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW2, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW3, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW4, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW5, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW6, 0xff0007);
-	agnx_write32(ctl, AGNX_TXM_CW7, 0xff0007);
-
-	/* # Set Short/Long limit #(0-7) to default */
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM0,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM1,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM2,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM3,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM4,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM5,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM6,  0xa000a);
-	agnx_write32(ctl, AGNX_TXM_SLBEALIM7,  0xa000a);
-
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-	reg |= 0x1400;
-	agnx_write32(ctl, AGNX_TXM_CTL, reg);
-	/* Wait for bit 0 in Control Reg to clear  */
-	udelay(80);
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-	/* Or 0x18000 to Control reg */
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-	reg |= 0x18000;
-	agnx_write32(ctl, AGNX_TXM_CTL, reg);
-	/* Wait for bit 0 in Control Reg to clear */
-	udelay(80);
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-
-	/* Set Listen Interval Count to default */
-	agnx_write32(ctl, AGNX_TXM_LISINTERCNT, 0x1);
-	/* Set DTIM period count to default */
-	agnx_write32(ctl, AGNX_TXM_DTIMPERICNT, 0x2000);
-} /* tx_management_init */
-
-static void rx_management_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-	/* Initialize the Routing Table */
-	routing_table_init(priv);
-
-	if (priv->revid >= 3) {
-		agnx_write32(ctl, 0x2074, 0x1f171710);
-		agnx_write32(ctl, 0x2078, 0x10100d0d);
-		agnx_write32(ctl, 0x207c, 0x11111010);
-	} else {
-		agnx_write32(ctl, AGNX_RXM_DELAY11, 0x0);
-	}
-	agnx_write32(ctl, AGNX_RXM_REQRATE, 0x8195e00);
-}
-
-
-static void agnx_timer_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	AGNX_TRACE;
-
-/* 	/\* Write 0x249f00 (tick duration?) to Timer 1 *\/ */
-/* 	agnx_write32(ctl, AGNX_TIMCTL_TIMER1, 0x249f00); */
-/* 	/\* Write 0xe2 to Timer 1 Control *\/ */
-/* 	agnx_write32(ctl, AGNX_TIMCTL_TIM1CTL, 0xe2); */
-
-	/* Write 0x249f00 (tick duration?) to Timer 1 */
-	agnx_write32(ctl, AGNX_TIMCTL_TIMER1, 0x0);
-	/* Write 0xe2 to Timer 1 Control */
-	agnx_write32(ctl, AGNX_TIMCTL_TIM1CTL, 0x0);
-
-	iowrite32(0xFFFFFFFF, priv->ctl + AGNX_TXM_BEACON_CTL);
-}
-
-static void power_manage_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_PM_MACMSW, 0x1f);
-	agnx_write32(ctl, AGNX_PM_RFCTL, 0x1f);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg &= 0xf00f;
-	reg |= 0xa0;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-
-	if (priv->revid >= 3) {
-		reg = agnx_read32(ctl, AGNX_PM_SOFTRST);
-		reg |= 0x18;
-		agnx_write32(ctl, AGNX_PM_SOFTRST, reg);
-	}
-} /* power_manage_init */
-
-
-static void gain_ctlcnt_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_GCR_TRACNT5, 0x119);
-	agnx_write32(ctl, AGNX_GCR_TRACNT6, 0x118);
-	agnx_write32(ctl, AGNX_GCR_TRACNT7, 0x117);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg &= ~0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-
-	agnx_write32(ctl, AGNX_CIR_ADDRWIN, 0x0);
-
-	/* FIXME Write the initial Station Descriptor for the card */
-	sta_init(priv, LOCAL_STAID);
-	sta_init(priv, BSSID_STAID);
-
-	/* Enable staion 0 and 1 can do TX */
-	/* It seemed if we set other bit to 1 the bit 0 will
-	   be auto change to 0 */
-	agnx_write32(ctl, AGNX_BM_TXTOPEER, 0x2 | 0x1);
-/*	agnx_write32(ctl, AGNX_BM_TXTOPEER, 0x1); */
-} /* gain_ctlcnt_init */
-
-
-static void phy_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	void __iomem *data = priv->data;
-	u32 reg;
-	AGNX_TRACE;
-
-	/* Load InitialGainTable */
-	gain_table_init(priv);
-
-	agnx_write32(ctl, AGNX_CIR_ADDRWIN, 0x2000000);
-
-	/* Clear the following offsets in Memory Range #2: */
-	memset_io(data + 0x5040, 0, 0xa * 4);
-	memset_io(data + 0x5080, 0, 0xa * 4);
-	memset_io(data + 0x50c0, 0, 0xa * 4);
-	memset_io(data + 0x5400, 0, 0x80 * 4);
-	memset_io(data + 0x6000, 0, 0x280 * 4);
-	memset_io(data + 0x7000, 0, 0x280 * 4);
-	memset_io(data + 0x8000, 0, 0x280 * 4);
-
-	/* Initialize the Following Registers According to PCI Revision ID */
-	if (priv->revid == 0) {
-		/* fixme the part hasn't been update but below has been update
-		   based on WGM511 */
-		agnx_write32(ctl, AGNX_ACI_LEN, 0xf);
-		agnx_write32(ctl, AGNX_ACI_TIMER1, 0x1d);
-		agnx_write32(ctl, AGNX_ACI_TIMER2, 0x3);
-		agnx_write32(ctl, AGNX_ACI_AICCHA0OVE, 0x11);
-		agnx_write32(ctl, AGNX_ACI_AICCHA1OVE, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THD0A, 0x64);
-		agnx_write32(ctl, AGNX_GCR_THD0AL, 0x4b);
-		agnx_write32(ctl, AGNX_GCR_THD0B, 0x4b);
-		agnx_write32(ctl, AGNX_GCR_DUNSAT, 0x14);
-		agnx_write32(ctl, AGNX_GCR_DSAT, 0x24);
-		agnx_write32(ctl, AGNX_GCR_DFIRCAL, 0x8);
-		agnx_write32(ctl, AGNX_GCR_DGCTL11A, 0x1a);
-		agnx_write32(ctl, AGNX_GCR_DGCTL11B, 0x3);
-		agnx_write32(ctl, AGNX_GCR_GAININIT, 0xd);
-		agnx_write32(ctl, AGNX_GCR_THNOSIG, 0x1);
-		agnx_write32(ctl, AGNX_GCR_COARSTEP, 0x7);
-		agnx_write32(ctl, AGNX_GCR_SIFST11A, 0x28);
-		agnx_write32(ctl, AGNX_GCR_SIFST11B, 0x28);
-		reg = agnx_read32(ctl, AGNX_GCR_CWDETEC);
-		reg |= 0x1;
-		agnx_write32(ctl, AGNX_GCR_CWDETEC, reg);
-		agnx_write32(ctl, AGNX_GCR_0X38, 0x1e);
-		agnx_write32(ctl, AGNX_GCR_BOACT, 0x26);
-		agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-		agnx_write32(ctl, AGNX_GCR_NLISTANT, 0x3);
-		agnx_write32(ctl, AGNX_GCR_NACTIANT, 0x3);
-		agnx_write32(ctl, AGNX_GCR_NMEASANT, 0x3);
-		agnx_write32(ctl, AGNX_GCR_NCAPTANT, 0x3);
-		agnx_write32(ctl, AGNX_GCR_THCAP11A, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCAP11B, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCAPRX11A, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCAPRX11B, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THLEVDRO, 0x10);
-		agnx_write32(ctl, AGNX_GCR_MAXRXTIME11A, 0x1);
-		agnx_write32(ctl, AGNX_GCR_MAXRXTIME11B, 0x1);
-		agnx_write32(ctl, AGNX_GCR_CORRTIME, 0x190);
-		agnx_write32(ctl, AGNX_GCR_SIGHTH, 0x78);
-		agnx_write32(ctl, AGNX_GCR_SIGLTH, 0x1c);
-		agnx_write32(ctl, AGNX_GCR_CORRDROP, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCD, 0x0);
-		agnx_write32(ctl, AGNX_GCR_MAXPOWDIFF, 0x1);
-		agnx_write32(ctl, AGNX_GCR_TESTBUS, 0x0);
-		agnx_write32(ctl, AGNX_GCR_ANTCFG, 0x1f);
-		agnx_write32(ctl, AGNX_GCR_THJUMP, 0x14);
-		agnx_write32(ctl, AGNX_GCR_THPOWER, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THPOWCLIP, 0x30);
-		agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 0x32);
-		agnx_write32(ctl, AGNX_GCR_THRX11BPOWMIN, 0x19);
-		agnx_write32(ctl, AGNX_GCR_0X14c, 0x0);
-		agnx_write32(ctl, AGNX_GCR_0X150, 0x0);
-		agnx_write32(ctl, 0x9400, 0x0);
-		agnx_write32(ctl, 0x940c, 0x6ff);
-		agnx_write32(ctl, 0x9428, 0xa0);
-		agnx_write32(ctl, 0x9434, 0x0);
-		agnx_write32(ctl, 0x9c04, 0x15);
-		agnx_write32(ctl, 0x9c0c, 0x7f);
-		agnx_write32(ctl, 0x9c34, 0x0);
-		agnx_write32(ctl, 0xc000, 0x38d);
-		agnx_write32(ctl, 0x14018, 0x0);
-		agnx_write32(ctl, 0x16000, 0x1);
-		agnx_write32(ctl, 0x11004, 0x0);
-		agnx_write32(ctl, 0xec54, 0xa);
-		agnx_write32(ctl, 0xec1c, 0x5);
-	} else if (priv->revid > 0) {
-		agnx_write32(ctl, AGNX_ACI_LEN, 0xf);
-		agnx_write32(ctl, AGNX_ACI_TIMER1, 0x21);
-		agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-		agnx_write32(ctl, AGNX_ACI_AICCHA0OVE, 0x11);
-		agnx_write32(ctl, AGNX_ACI_AICCHA1OVE, 0x0);
-		agnx_write32(ctl, AGNX_GCR_DUNSAT, 0x14);
-		agnx_write32(ctl, AGNX_GCR_DSAT, 0x24);
-		agnx_write32(ctl, AGNX_GCR_DFIRCAL, 0x8);
-		agnx_write32(ctl, AGNX_GCR_DGCTL11A, 0x1a);
-		agnx_write32(ctl, AGNX_GCR_DGCTL11B, 0x3);
-		agnx_write32(ctl, AGNX_GCR_GAININIT, 0xd);
-		agnx_write32(ctl, AGNX_GCR_THNOSIG, 0x1);
-		agnx_write32(ctl, AGNX_GCR_COARSTEP, 0x7);
-		agnx_write32(ctl, AGNX_GCR_SIFST11A, 0x28);
-		agnx_write32(ctl, AGNX_GCR_SIFST11B, 0x28);
-		agnx_write32(ctl, AGNX_GCR_CWDETEC, 0x0);
-		agnx_write32(ctl, AGNX_GCR_0X38, 0x1e);
-/*		agnx_write32(ctl, AGNX_GCR_BOACT, 0x26);*/
-		agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-
-		agnx_write32(ctl, AGNX_GCR_THCAP11A, 0x32);
-		agnx_write32(ctl, AGNX_GCR_THCAP11B, 0x32);
-		agnx_write32(ctl, AGNX_GCR_THCAPRX11A, 0x32);
-		agnx_write32(ctl, AGNX_GCR_THCAPRX11B, 0x32);
-		agnx_write32(ctl, AGNX_GCR_THLEVDRO, 0x10);
-		agnx_write32(ctl, AGNX_GCR_MAXRXTIME11A, 0x1ad);
-		agnx_write32(ctl, AGNX_GCR_MAXRXTIME11B, 0xa10);
-		agnx_write32(ctl, AGNX_GCR_CORRTIME, 0x190);
-		agnx_write32(ctl, AGNX_GCR_CORRDROP, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCD, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THCS, 0x0);
-		agnx_write32(ctl, AGNX_GCR_MAXPOWDIFF, 0x4);
-		agnx_write32(ctl, AGNX_GCR_TESTBUS, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THJUMP, 0x1e);
-		agnx_write32(ctl, AGNX_GCR_THPOWER, 0x0);
-		agnx_write32(ctl, AGNX_GCR_THPOWCLIP, 0x2a);
-		agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 0x3c);
-		agnx_write32(ctl, AGNX_GCR_THRX11BPOWMIN, 0x19);
-		agnx_write32(ctl, AGNX_GCR_0X14c, 0x0);
-		agnx_write32(ctl, AGNX_GCR_0X150, 0x0);
-		agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-		agnx_write32(ctl, AGNX_GCR_WATCHDOG, 0x37);
-		agnx_write32(ctl, 0x9400, 0x0);
-		agnx_write32(ctl, 0x940c, 0x6ff);
-		agnx_write32(ctl, 0x9428, 0xa0);
-		agnx_write32(ctl, 0x9434, 0x0);
-		agnx_write32(ctl, 0x9c04, 0x15);
-		agnx_write32(ctl, 0x9c0c, 0x7f);
-		agnx_write32(ctl, 0x9c34, 0x0);
-		agnx_write32(ctl, 0xc000, 0x38d);
-		agnx_write32(ctl, 0x14014, 0x1000);
-		agnx_write32(ctl, 0x14018, 0x0);
-		agnx_write32(ctl, 0x16000, 0x1);
-		agnx_write32(ctl, 0x11004, 0x0);
-		agnx_write32(ctl, 0xec54, 0xa);
-		agnx_write32(ctl, 0xec1c, 0x50);
-	} else if (priv->revid > 1) {
-		reg = agnx_read32(ctl, 0xec18);
-		reg |= 0x8;
-		agnx_write32(ctl, 0xec18, reg);
-	}
-
-	/* Write the TX Fir Coefficient Table */
-	tx_fir_table_init(priv);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg &= ~0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-	reg = agnx_read32(ctl, AGNX_PM_PLLCTL);
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_PM_PLLCTL, reg);
-
-/* 	reg = agnx_read32(ctl, 0x1a030); */
-/* 	reg &= ~0x4; */
-/* 	agnx_write32(ctl, 0x1a030, reg); */
-
-	agnx_write32(ctl, AGNX_GCR_TRACNT4, 0x113);
-} /* phy_init */
-
-static void chip_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	band_management_init(priv);
-
-	rf_chips_init(priv);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-
-	/* Initialize the PHY */
-	phy_init(priv);
-
-	encryption_init(priv);
-
-	tx_management_init(priv);
-
-	rx_management_init(priv);
-
-	power_manage_init(priv);
-
-	/* Initialize the Timers */
-	agnx_timer_init(priv);
-
-	/* Write 0xc390bf9 to Interrupt Mask (Disable TX) */
-	reg = 0xc390bf9 & ~IRQ_TX_BEACON;
-	reg &= ~IRQ_TX_DISABLE;
-	agnx_write32(ctl, AGNX_INT_MASK, reg);
-
-	reg = agnx_read32(ctl, AGNX_CIR_BLKCTL);
-	reg |= 0x800;
-	agnx_write32(ctl, AGNX_CIR_BLKCTL, reg);
-
-	/* set it when need get multicast enable? */
-	agnx_write32(ctl, AGNX_BM_MTSM, 0xff);
-} /* chip_init */
-
-
-static inline void set_promis_and_managed(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x10 | 0x2);
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x10 | 0x2);
-}
-static inline void set_learn_mode(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x8);
-}
-static inline void set_scan_mode(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x20);
-}
-static inline void set_promiscuous_mode(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	/* agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x210);*/
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x10);
-}
-static inline void set_managed_mode(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x2);
-}
-static inline void set_adhoc_mode(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, 0x0);
-}
-
-#if 0
-static void unknow_register_write(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x0, 0x3e);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x4, 0xb2);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x8, 0x140);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0xc, 0x1C0);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x10, 0x1FF);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x14, 0x1DD);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x18, 0x15F);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x1c, 0xA1);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x20, 0x3E7);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x24, 0x36B);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x28, 0x348);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x2c, 0x37D);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x30, 0x3DE);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x34, 0x36);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x38, 0x64);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x3c, 0x57);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x40, 0x23);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x44, 0x3ED);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x48, 0x3C9);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x4c, 0x3CA);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x50, 0x3E7);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x54, 0x8);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x58, 0x1F);
-	agnx_write32(ctl, AGNX_UNKNOWN_BASE + 0x5c, 0x1a);
-}
-#endif
-
-static void card_interface_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u8 bssid[ETH_ALEN] = {0xff, 0xff, 0xff, 0xff, 0xff, 0xff};
-	u32 reg;
-	unsigned int i;
-	AGNX_TRACE;
-
-	might_sleep();
-	/* Clear RX Control and Enable RX queues */
-	agnx_write32(ctl, AGNX_CIR_RXCTL, 0x8);
-
-	might_sleep();
-	/* Do a full reset of the card */
-	card_full_reset(priv);
-	might_sleep();
-
-	/* Check and set Card Endianness */
-	reg = ioread32(priv->ctl + AGNX_CIR_ENDIAN);
-	/* TODO If not 0xB3B2B1B0 set to 0xB3B2B1B0 */
-	printk(KERN_INFO PFX "CIR_ENDIAN is %x\n", reg);
-
-
-	/* Config the eeprom */
-	agnx_write32(ctl, AGNX_CIR_SERIALITF, 0x7000086);
-	udelay(10);
-	reg = agnx_read32(ctl, AGNX_CIR_SERIALITF);
-
-
-	agnx_write32(ctl, AGNX_PM_SOFTRST, 0x80000033);
-	reg = agnx_read32(ctl, 0xec50);
-	reg |= 0xf;
-	agnx_write32(ctl, 0xec50, reg);
-	agnx_write32(ctl, AGNX_PM_SOFTRST, 0x0);
-
-
-	reg = agnx_read32(ctl, AGNX_SYSITF_GPIOIN);
-	udelay(10);
-	reg = agnx_read32(ctl, AGNX_CIR_SERIALITF);
-
-	/* Dump the eeprom */
-	do {
-		char eeprom[0x100000/0x100];
-
-		for (i = 0; i < 0x100000; i += 0x100) {
-			agnx_write32(ctl, AGNX_CIR_SERIALITF, 0x3000000 + i);
-			udelay(13);
-			reg = agnx_read32(ctl, AGNX_CIR_SERIALITF);
-			udelay(70);
-			reg = agnx_read32(ctl, AGNX_CIR_SERIALITF);
-			eeprom[i/0x100] = reg & 0xFF;
-			udelay(10);
-		}
-		print_hex_dump_bytes(PFX "EEPROM: ", DUMP_PREFIX_NONE, eeprom,
-				     ARRAY_SIZE(eeprom));
-	} while (0);
-
-	spi_rc_write(ctl, RF_CHIP0, 0x26);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-
-	/* Initialize the system interface */
-	system_itf_init(priv);
-
-	might_sleep();
-	/* Chip Initialization (Polaris) */
-	chip_init(priv);
-	might_sleep();
-
-	/* Calibrate the antennae */
-	antenna_calibrate(priv);
-
-	reg = agnx_read32(ctl, 0xec50);
-	reg &= ~0x40;
-	agnx_write32(ctl, 0xec50, reg);
-	agnx_write32(ctl, AGNX_PM_SOFTRST, 0x0);
-	agnx_write32(ctl, AGNX_PM_PLLCTL, 0x1);
-
-	reg = agnx_read32(ctl, AGNX_BM_BMCTL);
-	reg |= 0x8000;
-	agnx_write32(ctl, AGNX_BM_BMCTL, reg);
-	enable_receiver(priv);
-	reg = agnx_read32(ctl, AGNX_SYSITF_SYSMODE);
-	reg |= 0x200;
-	agnx_write32(ctl, AGNX_SYSITF_SYSMODE, reg);
-	enable_receiver(priv);
-
-	might_sleep();
-	/* Initialize Gain Control Counts */
-	gain_ctlcnt_init(priv);
-
-	/* Write Initial Station Power Template for this station(#0) */
-	sta_power_init(priv, LOCAL_STAID);
-
-	might_sleep();
-	/* Initialize the rx,td,tm rings, for each node in the ring */
-	fill_rings(priv);
-
-	might_sleep();
-
-
-	agnx_write32(ctl, AGNX_PM_SOFTRST, 0x80000033);
-	agnx_write32(ctl, 0xec50, 0xc);
-	agnx_write32(ctl, AGNX_PM_SOFTRST, 0x0);
-
-	/* FIXME Initialize the transmit control register */
-	agnx_write32(ctl, AGNX_TXM_CTL, 0x194c1);
-
-	enable_receiver(priv);
-
-	might_sleep();
-	/* FIXME Set the Receive Control Mac Address to card address */
-	mac_address_set(priv);
-	enable_receiver(priv);
-	might_sleep();
-
-	/* Set the recieve request rate */
-	/* FIXME Enable the request */
-	/* Check packet length */
-	/* Set maximum packet length */
-/*	agnx_write32(ctl, AGNX_RXM_REQRATE, 0x88195e00); */
-/*	enable_receiver(priv); */
-
-	/* Set the Receiver BSSID */
-	receiver_bssid_set(priv, bssid);
-
-	/* FIXME Set to managed mode */
-	set_managed_mode(priv);
-/*	set_promiscuous_mode(priv); */
-/*	set_scan_mode(priv); */
-/*	set_learn_mode(priv); */
-/*	set_promis_and_managed(priv); */
-/*	set_adhoc_mode(priv); */
-
-	/* Set the recieve request rate */
-	/* Check packet length */
-	agnx_write32(ctl, AGNX_RXM_REQRATE, 0x08000000);
-	reg = agnx_read32(ctl, AGNX_RXM_REQRATE);
-	/* Set maximum packet length */
-	reg |= 0x00195e00;
-	agnx_write32(ctl, AGNX_RXM_REQRATE, reg);
-
-	/* Configure the RX and TX interrupt */
-	reg = ENABLE_RX_INTERRUPT | RX_CACHE_LINE | FRAG_LEN_2048 | FRAG_BE;
-	agnx_write32(ctl, AGNX_CIR_RXCFG, reg);
-	/* FIXME */
-	reg = ENABLE_TX_INTERRUPT | TX_CACHE_LINE | FRAG_LEN_2048 | FRAG_BE;
-	agnx_write32(ctl, AGNX_CIR_TXCFG, reg);
-
-	/* Enable RX TX Interrupts */
-	agnx_write32(ctl, AGNX_CIR_RXCTL, 0x80);
-	agnx_write32(ctl, AGNX_CIR_TXMCTL, 0x80);
-	agnx_write32(ctl, AGNX_CIR_TXDCTL, 0x80);
-
-	/* FIXME Set the master control interrupt in block control */
-	agnx_write32(ctl, AGNX_CIR_BLKCTL, 0x800);
-
-	/* Enable RX and TX queues */
-	reg = agnx_read32(ctl, AGNX_CIR_RXCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_CIR_RXCTL, reg);
-	reg = agnx_read32(ctl, AGNX_CIR_TXMCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_CIR_TXMCTL, reg);
-	reg = agnx_read32(ctl, AGNX_CIR_TXDCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_CIR_TXDCTL, reg);
-
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, 0x5);
-	/* FIXME */
-	/*  unknow_register_write(priv); */
-	/* Update local card hash entry */
-	hash_write(priv, priv->mac_addr, LOCAL_STAID);
-
-	might_sleep();
-
-	/* FIXME */
-	agnx_set_channel(priv, 1);
-	might_sleep();
-} /* agnx_card_interface_init */
-
-
-void agnx_hw_init(struct agnx_priv *priv)
-{
-	AGNX_TRACE;
-	might_sleep();
-	card_interface_init(priv);
-}
-
-int agnx_hw_reset(struct agnx_priv *priv)
-{
-	return card_full_reset(priv);
-}
-
-int agnx_set_ssid(struct agnx_priv *priv, u8 *ssid, size_t ssid_len)
-{
-	AGNX_TRACE;
-	return 0;
-}
-
-void agnx_set_bssid(struct agnx_priv *priv, const u8 *bssid)
-{
-	receiver_bssid_set(priv, bssid);
-}
diff --git a/drivers/staging/agnx/phy.h b/drivers/staging/agnx/phy.h
deleted file mode 100644
index a955f05361e7..000000000000
--- a/drivers/staging/agnx/phy.h
+++ /dev/null
@@ -1,409 +0,0 @@
-#ifndef AGNX_PHY_H_
-#define AGNX_PHY_H_
-
-#include "agnx.h"
-
-/* Transmission Managment Registers */
-#define AGNX_TXM_BASE		0x0000
-#define AGNX_TXM_CTL		0x0000	/* control register */
-#define AGNX_TXM_ETMF		0x0004 /* enable transmission management functions */
-#define AGNX_TXM_TXTEMP		0x0008 /* transmission template */
-#define AGNX_TXM_RETRYSTAID	0x000c /* Retry Station ID */
-#define AGNX_TXM_TIMESTAMPLO		0x0010	/* Timestamp Lo */
-#define AGNX_TXM_TIMESTAMPHI		0x0014	/* Timestamp Hi */
-#define AGNX_TXM_TXDELAY	0x0018  /* tx delay */
-#define AGNX_TXM_TBTTLO		0x0020	/* tbtt Lo */
-#define AGNX_TXM_TBTTHI		0x0024	/* tbtt Hi */
-#define AGNX_TXM_BEAINTER	0x0028 /* Beacon Interval */
-#define AGNX_TXM_NAV		0x0030 /* NAV */
-#define AGNX_TXM_CFPMDV		0x0034 /* CFP MDV */
-#define AGNX_TXM_CFPERCNT	0x0038 /* CFP period count */
-#define AGNX_TXM_PROBDELAY	0x003c /* probe delay */
-#define AGNX_TXM_LISINTERCNT	0x0040 /* listen interval count */
-#define AGNX_TXM_DTIMPERICNT	0x004c /* DTIM period count */
-
-#define AGNX_TXM_BEACON_CTL	0x005c /* beacon control */
-
-#define AGNX_TXM_SCHEMPCNT	0x007c /* schedule empty count */
-#define AGNX_TXM_MAXTIMOUT	0x0084 /* max timeout exceed count */
-#define AGNX_TXM_MAXCFPTIM	0x0088 /* max CF poll timeout count */
-#define AGNX_TXM_MAXRXTIME	0x008c /* max RX timeout count */
-#define AGNX_TXM_MAXACKTIM	0x0090	/* max ACK timeout count */
-#define AGNX_TXM_DIF01		0x00a0 /* DIF 0-1 */
-#define AGNX_TXM_DIF23		0x00a4 /* DIF 2-3 */
-#define AGNX_TXM_DIF45		0x00a8 /* DIF 4-5 */
-#define AGNX_TXM_DIF67		0x00ac /* DIF 6-7 */
-#define AGNX_TXM_SIFSPIFS	0x00b0 /* SIFS/PIFS */
-#define AGNX_TXM_TIFSEIFS	0x00b4 /* TIFS/EIFS */
-#define AGNX_TXM_MAXCCACNTSLOT	0x00b8 /* max CCA count slot */
-#define AGNX_TXM_SLOTLIMIT	0x00bc /* slot limit/1 msec limit */
-#define AGNX_TXM_CFPOLLRXTIM	0x00f0 /* CF poll RX timeout count */
-#define AGNX_TXM_CFACKT11B	0x00f4 /* CF ack timeout limit for 11b */
-#define AGNX_TXM_CW0		0x0100 /* CW 0 */
-#define AGNX_TXM_SLBEALIM0	0x0108 /* short/long beacon limit 0 */
-#define AGNX_TXM_CW1		0x0120 /* CW 1 */
-#define AGNX_TXM_SLBEALIM1	0x0128 /* short/long beacon limit 1 */
-#define AGNX_TXM_CW2		0x0140 /* CW 2 */
-#define AGNX_TXM_SLBEALIM2	0x0148 /* short/long beacon limit 2 */
-#define AGNX_TXM_CW3		0x0160 /* CW 3 */
-#define AGNX_TXM_SLBEALIM3	0x0168 /* short/long beacon limit 3 */
-#define AGNX_TXM_CW4		0x0180 /* CW 4 */
-#define AGNX_TXM_SLBEALIM4	0x0188 /* short/long beacon limit 4 */
-#define AGNX_TXM_CW5		0x01a0 /* CW 5 */
-#define AGNX_TXM_SLBEALIM5	0x01a8 /* short/long beacon limit 5 */
-#define AGNX_TXM_CW6		0x01c0 /* CW 6 */
-#define AGNX_TXM_SLBEALIM6	0x01c8 /* short/long beacon limit 6 */
-#define AGNX_TXM_CW7		0x01e0 /* CW 7 */
-#define AGNX_TXM_SLBEALIM7	0x01e8 /* short/long beacon limit 7 */
-#define AGNX_TXM_BEACONTEMP     0x1000	/* beacon template */
-#define AGNX_TXM_STAPOWTEMP	0x1a00 /*  Station Power Template */
-
-/* Receive Management Control Registers */
-#define AGNX_RXM_BASE		0x2000
-#define AGNX_RXM_REQRATE	0x2000	/* requested rate */
-#define AGNX_RXM_MACHI		0x2004	/* first 4 bytes of mac address */
-#define AGNX_RXM_MACLO		0x2008	/* last 2 bytes of mac address */
-#define AGNX_RXM_BSSIDHI	0x200c	/* bssid hi */
-#define AGNX_RXM_BSSIDLO	0x2010	/* bssid lo */
-#define AGNX_RXM_HASH_CMD_FLAG	0x2014	/* Flags for the RX Hash Command Default:0 */
-#define AGNX_RXM_HASH_CMD_HIGH	0x2018	/* The High half of the Hash Command */
-#define AGNX_RXM_HASH_CMD_LOW	0x201c	/* The Low half of the Hash Command */
-#define AGNX_RXM_ROUTAB		0x2020	/* routing table */
-#define		ROUTAB_SUBTYPE_SHIFT	24
-#define		ROUTAB_TYPE_SHIFT	28
-#define		ROUTAB_STATUS_SHIFT	30
-#define		ROUTAB_RW_SHIFT		31
-#define		ROUTAB_ROUTE_DROP	0xf00000 /* Drop */
-#define		ROUTAB_ROUTE_CPU	0x400000 /* CPU */
-#define		ROUTAB_ROUTE_ENCRY	0x500800 /* Encryption */
-#define		ROUTAB_ROUTE_RFP	0x800000 /* RFP */
-
-#define		ROUTAB_TYPE_MANAG	0x0 /* Management */
-#define		ROUTAB_TYPE_CTL		0x1 /* Control */
-#define		ROUTAB_TYPE_DATA	0x2 /* Data */
-
-#define		ROUTAB_SUBTYPE_DATA		0x0
-#define		ROUTAB_SUBTYPE_DATAACK		0x1
-#define		ROUTAB_SUBTYPE_DATAPOLL		0x2
-#define		ROUTAB_SUBTYPE_DATAPOLLACK	0x3
-#define		ROUTAB_SUBTYPE_NULL		0x4 /* NULL */
-#define		ROUTAB_SUBTYPE_NULLACK		0x5
-#define		ROUTAB_SUBTYPE_NULLPOLL		0x6
-#define		ROUTAB_SUBTYPE_NULLPOLLACK	0x7
-#define		ROUTAB_SUBTYPE_QOSDATA		0x8 /* QOS DATA */
-#define		ROUTAB_SUBTYPE_QOSDATAACK	0x9
-#define		ROUTAB_SUBTYPE_QOSDATAPOLL	0xa
-#define		ROUTAB_SUBTYPE_QOSDATAACKPOLL	0xb
-#define		ROUTAB_SUBTYPE_QOSNULL		0xc
-#define		ROUTAB_SUBTYPE_QOSNULLACK	0xd
-#define		ROUTAB_SUBTYPE_QOSNULLPOLL	0xe
-#define		ROUTAB_SUBTYPE_QOSNULLPOLLACK	0xf
-#define AGNX_RXM_DELAY11	   0x2024	/* delay 11(AB) */
-#define AGNX_RXM_SOF_CNT	   0x2028	/* SOF Count */
-#define AGNX_RXM_FRAG_CNT	   0x202c	/* Fragment Count*/
-#define AGNX_RXM_FCS_CNT	   0x2030	/* FCS Count */
-#define AGNX_RXM_BSSID_MISS_CNT	   0x2034	/* BSSID Miss Count */
-#define AGNX_RXM_PDU_ERR_CNT	   0x2038	/* PDU Error Count */
-#define AGNX_RXM_DEST_MISS_CNT	   0x203C	/* Destination Miss Count */
-#define AGNX_RXM_DROP_CNT	   0x2040	/* Drop Count */
-#define AGNX_RXM_ABORT_CNT	   0x2044	/* Abort Count */
-#define AGNX_RXM_RELAY_CNT	   0x2048	/* Relay Count */
-#define AGNX_RXM_HASH_MISS_CNT	   0x204c	/* Hash Miss Count */
-#define AGNX_RXM_SA_HI		   0x2050	/* Address of received packet Hi */
-#define AGNX_RXM_SA_LO		   0x2054	/* Address of received packet Lo */
-#define AGNX_RXM_HASH_DUMP_LST	   0x2100	/* Contains Hash Data */
-#define AGNX_RXM_HASH_DUMP_MST	   0x2104	/* Contains Hash Data */
-#define AGNX_RXM_HASH_DUMP_DATA    0x2108	/* The Station ID to dump */
-
-
-/* Encryption Managment */
-#define AGNX_ENCRY_BASE		0x2400
-#define AGNX_ENCRY_WEPKEY0	0x2440 /* wep key #0 */
-#define AGNX_ENCRY_WEPKEY1	0x2444 /* wep key #1 */
-#define AGNX_ENCRY_WEPKEY2	0x2448 /* wep key #2 */
-#define AGNX_ENCRY_WEPKEY3	0x244c /* wep key #3 */
-#define AGNX_ENCRY_CCMRECTL	0x2460 /* ccm replay control */
-
-
-/* Band Management Registers */
-#define AGNX_BM_BASE		0x2c00
-#define AGNX_BM_BMCTL		0x2c00  /* band management control */
-#define AGNX_BM_TXWADDR		0x2c18  /* tx workqueue address start */
-#define AGNX_BM_TXTOPEER	0x2c24	/* transmit to peers */
-#define AGNX_BM_FPLHP		0x2c2c  /* free pool list head pointer */
-#define AGNX_BM_FPLTP		0x2c30  /* free pool list tail pointer */
-#define AGNX_BM_FPCNT		0x2c34  /* free pool count */
-#define AGNX_BM_CIPDUWCNT	0x2c38  /* card interface pdu workqueue count */
-#define AGNX_BM_SPPDUWCNT	0x2c3c  /* sp pdu workqueue count */
-#define AGNX_BM_RFPPDUWCNT	0x2c40  /* rfp pdu workqueue count */
-#define AGNX_BM_RHPPDUWCNT	0x2c44  /* rhp pdu workqueue count */
-#define AGNX_BM_CIWQCTL		0x2c48 /* Card Interface WorkQueue Control */
-#define AGNX_BM_CPUTXWCTL	0x2c50  /* cpu tx workqueue control */
-#define AGNX_BM_CPURXWCTL	0x2c58  /* cpu rx workqueue control */
-#define AGNX_BM_CPULWCTL	0x2c60 /* cpu low workqueue control */
-#define AGNX_BM_CPUHWCTL	0x2c68 /* cpu high workqueue control */
-#define AGNX_BM_SPTXWCTL	0x2c70 /* sp tx workqueue control */
-#define AGNX_BM_SPRXWCTL	0x2c78 /* sp rx workqueue control */
-#define AGNX_BM_RFPWCTL		0x2c80 /* RFP workqueue control */
-#define AGNX_BM_MTSM		0x2c90 /* Multicast Transmit Station Mask */
-
-/* Card Interface Registers (32bits) */
-#define AGNX_CIR_BASE		0x3000
-#define AGNX_CIR_BLKCTL		0x3000	/* block control*/
-#define		AGNX_STAT_TX	0x1
-#define		AGNX_STAT_RX	0x2
-#define		AGNX_STAT_X	0x4
-/* Below two interrupt flags will be set by our but not CPU or the card */
-#define		AGNX_STAT_TXD	0x10
-#define		AGNX_STAT_TXM	0x20
-
-#define AGNX_CIR_ADDRWIN	0x3004	/* Addressable Windows*/
-#define AGNX_CIR_ENDIAN		0x3008  /* card endianness */
-#define AGNX_CIR_SERIALITF	0x3020	/* serial interface */
-#define AGNX_CIR_RXCFG		0x3040	/* receive config */
-#define		ENABLE_RX_INTERRUPT 0x20
-#define		RX_CACHE_LINE	    0x8
-/* the RX fragment length */
-#define		FRAG_LEN_256	0x0 /* 256B */
-#define		FRAG_LEN_512	0x1
-#define		FRAG_LEN_1024	0x2
-#define		FRAG_LEN_2048	0x3
-#define		FRAG_BE		0x10
-#define AGNX_CIR_RXCTL		0x3050	/* receive control */
-/* memory address, chipside */
-#define AGNX_CIR_RXCMSTART	0x3054	/* receive client memory start */
-#define AGNX_CIR_RXCMEND	0x3058	/* receive client memory end */
-/* memory address, pci */
-#define AGNX_CIR_RXHOSTADDR	0x3060	/* receive hostside address */
-/* memory address, chipside */
-#define AGNX_CIR_RXCLIADDR	0x3064	/* receive clientside address */
-#define AGNX_CIR_RXDMACTL	0x3068	/* receive dma control */
-#define AGNX_CIR_TXCFG		0x3080	/* transmit config */
-#define AGNX_CIR_TXMCTL		0x3090 /* Transmit Management Control */
-#define		ENABLE_TX_INTERRUPT 0x20
-#define		TX_CACHE_LINE	    0x8
-#define AGNX_CIR_TXMSTART	0x3094 /* Transmit Management Start */
-#define AGNX_CIR_TXMEND		0x3098 /* Transmit Management End */
-#define AGNX_CIR_TXDCTL		0x30a0	/* transmit data control */
-/* memeory address, chipset */
-#define AGNX_CIR_TXDSTART	0x30a4	/* transmit data start */
-#define AGNX_CIR_TXDEND		0x30a8	/* transmit data end */
-#define AGNX_CIR_TXMHADDR	0x30b0 /* Transmit Management Hostside Address */
-#define AGNX_CIR_TXMCADDR	0x30b4 /* Transmit Management Clientside Address */
-#define AGNX_CIR_TXDMACTL	0x30b8	/* transmit dma control */
-
-
-/* Power Managment Unit */
-#define AGNX_PM_BASE		0x3c00
-#define AGNX_PM_PMCTL		0x3c00	/* PM Control*/
-#define AGNX_PM_MACMSW		0x3c08 /* MAC Manual Slow Work Enable */
-#define AGNX_PM_RFCTL		0x3c0c /* RF Control */
-#define AGNX_PM_PHYMW		0x3c14	/* Phy Mannal Work */
-#define AGNX_PM_SOFTRST		0x3c18	/* PMU Soft Reset */
-#define AGNX_PM_PLLCTL		0x3c1c	/* PMU PLL control*/
-#define AGNX_PM_TESTPHY		0x3c24 /* PMU Test Phy */
-
-
-/* Interrupt Control interface */
-#define AGNX_INT_BASE		0x4000
-#define AGNX_INT_STAT		0x4000	/* interrupt status */
-#define AGNX_INT_MASK		0x400c	/* interrupt mask */
-/* FIXME */
-#define		IRQ_TX_BEACON	0x1	/* TX Beacon */
-#define		IRQ_TX_RETRY	0x8	/* TX Retry Interrupt */
-#define		IRQ_TX_ACTIVITY	0x10	/* TX Activity */
-#define		IRQ_RX_ACTIVITY	0x20	/* RX Activity */
-/* FIXME I guess that instead RX a none exist staion's packet or
-   the station hasn't been init */
-#define		IRQ_RX_X	0x40
-#define		IRQ_RX_Y	0x80	/* RX ? */
-#define		IRQ_RX_HASHHIT	0x100	/* RX Hash Hit */
-#define		IRQ_RX_FRAME	0x200	/* RX Frame */
-#define		IRQ_ERR_INT	0x400	/* Error Interrupt */
-#define		IRQ_TX_QUE_FULL	0x800	/* TX Workqueue Full */
-#define		IRQ_BANDMAN_ERR	0x10000	/* Bandwidth Management Error */
-#define		IRQ_TX_DISABLE	0x20000	/* TX Disable */
-#define		IRQ_RX_IVASESKEY 0x80000 /* RX Invalid Session Key */
-#define		IRQ_RX_KEYIDMIS	0x100000 /* RX key ID Mismatch */
-#define		IRQ_REP_THHIT	0x200000 /* Replay Threshold Hit */
-#define		IRQ_TIMER1	0x4000000 /* Timer1 */
-#define		IRQ_TIMER_CNT	0x10000000 /* Timer Count */
-#define		IRQ_PHY_FASTINT 0x20000000 /* Phy Fast Interrupt */
-#define		IRQ_PHY_SLOWINT	0x40000000 /* Phy Slow Interrupt */
-#define		IRQ_OTHER	0x80000000 /* Unknow interrupt */
-#define		AGNX_IRQ_ALL   	0xffffffff
-
-/* System Interface */
-#define AGNX_SYSITF_BASE	0x4400
-#define AGNX_SYSITF_SYSMODE	0x4400	/* system mode */
-#define AGNX_SYSITF_GPIOIN	0x4410 /* GPIO In */
-/* PIN lines for leds? */
-#define AGNX_SYSITF_GPIOUT	0x4414	/* GPIO Out */
-
-/* Timer Control */
-#define AGNX_TIMCTL_TIMER1	0x4800 /* Timer 1 */
-#define AGNX_TIMCTL_TIM1CTL	0x4808 /* Timer 1 Control */
-
-
-/* Antenna Calibration Interface */
-#define AGNX_ACI_BASE		0x5000
-#define AGNX_ACI_MODE		0x5000 /* Mode */
-#define AGNX_ACI_MEASURE	0x5004 /* Measure */
-#define AGNX_ACI_SELCHAIN	0x5008 /* Select Chain */
-#define AGNX_ACI_LEN		0x500c /* Length */
-#define AGNX_ACI_TIMER1		0x5018 /* Timer 1 */
-#define AGNX_ACI_TIMER2		0x501c /* Timer 2 */
-#define AGNX_ACI_OFFSET		0x5020 /* Offset */
-#define AGNX_ACI_STATUS		0x5030 /* Status */
-#define		CALI_IDLE	0x0
-#define		CALI_DONE	0x1
-#define		CALI_BUSY	0x2
-#define		CALI_ERR	0x3
-#define AGNX_ACI_AICCHA0OVE	0x5034 /* AIC Channel 0 Override */
-#define AGNX_ACI_AICCHA1OVE	0x5038 /* AIC Channel 1 Override */
-
-/* Gain Control Registers */
-#define AGNX_GCR_BASE		0x9000
-/* threshold of primary antenna */
-#define AGNX_GCR_THD0A		0x9000	/* threshold? D0 A */
-/* low threshold of primary antenna */
-#define AGNX_GCR_THD0AL		0x9004	/* threshold? D0 A low */
-/* threshold of secondary antenna */
-#define AGNX_GCR_THD0B		0x9008	/* threshold? D0_B */
-#define AGNX_GCR_DUNSAT		0x900c /* d unsaturated */
-#define AGNX_GCR_DSAT		0x9010 /* d saturated */
-#define AGNX_GCR_DFIRCAL	0x9014 /* D Fir/Cal */
-#define AGNX_GCR_DGCTL11A	0x9018 /* d gain control 11a */
-#define AGNX_GCR_DGCTL11B	0x901c /* d gain control 11b */
-/* strength of gain */
-#define AGNX_GCR_GAININIT	0x9020	/* gain initialization */
-#define AGNX_GCR_THNOSIG	0x9024 /* threhold no signal */
-#define AGNX_GCR_COARSTEP	0x9028 /* coarse stepping */
-#define AGNX_GCR_SIFST11A	0x902c /* sifx time 11a */
-#define AGNX_GCR_SIFST11B	0x9030 /* sifx time 11b */
-#define AGNX_GCR_CWDETEC	0x9034 /* cw detection */
-#define AGNX_GCR_0X38		0x9038 /* ???? */
-#define AGNX_GCR_BOACT		0x903c	/* BO Active */
-#define AGNX_GCR_BOINACT	0x9040	/* BO Inactive */
-#define AGNX_GCR_BODYNA		0x9044	/* BO dynamic */
-/* 802.11 mode(a,b,g) */
-#define AGNX_GCR_DISCOVMOD	0x9048	/* discovery mode */
-#define AGNX_GCR_NLISTANT	0x904c	/* number of listening antenna */
-#define AGNX_GCR_NACTIANT	0x9050	/* number of active antenna */
-#define AGNX_GCR_NMEASANT	0x9054	/* number of measuring antenna */
-#define AGNX_GCR_NCAPTANT	0x9058	/* number of capture antenna */
-#define AGNX_GCR_THCAP11A	0x905c /* threshold capture 11a */
-#define AGNX_GCR_THCAP11B	0x9060 /* threshold capture 11b */
-#define AGNX_GCR_THCAPRX11A	0x9064 /* threshold capture rx 11a */
-#define AGNX_GCR_THCAPRX11B	0x9068 /* threshold capture rx 11b */
-#define AGNX_GCR_THLEVDRO	0x906c /* threshold level drop */
-#define AGNX_GCR_GAINSET0	0x9070 /* Gainset 0 */
-#define AGNX_GCR_GAINSET1	0x9074 /* Gainset 1 */
-#define AGNX_GCR_GAINSET2	0x9078 /* Gainset 2 */
-#define AGNX_GCR_MAXRXTIME11A	0x907c /* maximum rx time 11a */
-#define AGNX_GCR_MAXRXTIME11B	0x9080 /* maximum rx time 11b */
-#define AGNX_GCR_CORRTIME	0x9084 /* correction time */
-/* reset the subsystem, 0 = disable, 1 = enable */
-#define AGNX_GCR_RSTGCTL	0x9088	/* reset gain control */
-/* channel receiving */
-#define AGNX_GCR_RXCHANEL	0x908c	/* receive channel */
-#define AGNX_GCR_NOISE0		0x9090 /* Noise 0 */
-#define AGNX_GCR_NOISE1		0x9094 /* Noise 1 */
-#define AGNX_GCR_NOISE2		0x9098 /* Noise 2 */
-#define AGNX_GCR_SIGHTH		0x909c	/* Signal High Threshold */
-#define AGNX_GCR_SIGLTH		0x90a0	/* Signal Low Threshold */
-#define AGNX_GCR_CORRDROP	0x90a4 /* correction drop */
-/* threshold of tertiay antenna */
-#define AGNX_GCR_THCD		0x90a8	/* threshold? CD */
-#define AGNX_GCR_THCS		0x90ac	/* threshold? CS */
-#define AGNX_GCR_MAXPOWDIFF	0x90b8 /* maximum power difference */
-#define AGNX_GCR_TRACNT4	0x90ec /* Transition Count 4 */
-#define AGNX_GCR_TRACNT5      	0x90f0	/* transition count 5 */
-#define AGNX_GCR_TRACNT6       	0x90f4	/* transition count 6 */
-#define AGNX_GCR_TRACNT7       	0x90f8	/* transition coutn 7 */
-#define AGNX_GCR_TESTBUS	0x911c /* test bus */
-#define AGNX_GCR_CHAINNUM	0x9120 /* Number of Chains */
-#define AGNX_GCR_ANTCFG		0x9124	/* Antenna Config */
-#define AGNX_GCR_THJUMP		0x912c /* threhold jump */
-#define AGNX_GCR_THPOWER	0x9130 /* threshold power */
-#define AGNX_GCR_THPOWCLIP	0x9134 /* threshold power clip*/
-#define AGNX_GCR_FORCECTLCLK	0x9138 /* Force Gain Control Clock */
-#define AGNX_GCR_GAINSETWRITE	0x913c /* Gainset Write */
-#define AGNX_GCR_THD0BTFEST	0x9140	/* threshold d0 b tf estimate */
-#define AGNX_GCR_THRX11BPOWMIN	0x9144	/* threshold rx 11b power minimum */
-#define AGNX_GCR_0X14c		0x914c /* ?? */
-#define AGNX_GCR_0X150		0x9150 /* ?? */
-#define AGNX_GCR_RXOVERIDE	0x9194	/* recieve override */
-#define AGNX_GCR_WATCHDOG	0x91b0	/* watchdog timeout */
-
-
-/* Spi Interface */
-#define AGNX_SPI_BASE		0xdc00
-#define AGNX_SPI_CFG		0xdc00 /* spi configuration */
-/* Only accept 16 bits */
-#define AGNX_SPI_WMSW		0xdc04	/* write most significant word */
-/* Only accept 16 bits */
-#define AGNX_SPI_WLSW		0xdc08	/* write least significant word */
-#define AGNX_SPI_CTL		0xdc0c	/* spi control */
-#define AGNX_SPI_RMSW		0xdc10 /* read most significant word */
-#define AGNX_SPI_RLSW		0xdc14 /* read least significant word */
-/* SPI Control Mask */
-#define		SPI_READ_CTL		0x4000 /* read control */
-#define		SPI_BUSY_CTL		0x8000 /* busy control */
-/* RF and synth chips in spi */
-#define		RF_CHIP0	0x400
-#define		RF_CHIP1	0x800
-#define		RF_CHIP2	0x1000
-#define		SYNTH_CHIP	0x2000
-
-/* Unknown register */
-#define AGNX_UNKNOWN_BASE	0x7800
-
-/* FIXME MonitorGain */
-#define AGNX_MONGCR_BASE	0x12000
-
-/* Gain Table */
-#define AGNX_GAIN_TABLE		0x12400
-
-/* The initial FIR coefficient table */
-#define AGNX_FIR_BASE		0x19804
-
-#define AGNX_ENGINE_LOOKUP_TBL	0x800
-
-/* eeprom commands */
-#define EEPROM_CMD_NULL		0x0 /* NULL */
-#define EEPROM_CMD_WRITE	0x2 /* write */
-#define EEPROM_CMD_READ		0x3 /* read */
-#define EEPROM_CMD_STATUSREAD	0x5 /* status register read */
-#define EEPROM_CMD_WRITEENABLE	0x6 /* write enable */
-#define EEPROM_CMD_CONFIGURE	0x7 /* configure */
-
-#define EEPROM_DATAFORCOFIGURE	0x6 /* ??? */
-
-/* eeprom address */
-#define EEPROM_ADDR_SUBVID	0x0 /* Sub Vendor ID */
-#define EEPROM_ADDR_SUBSID	0x2 /* Sub System ID */
-#define EEPROM_ADDR_MACADDR	0x146 /* MAC Address */
-#define EEPROM_ADDR_LOTYPE	0x14f /* LO type */
-
-struct agnx_eeprom {
-	u8 data;	/* date */
-	u16 address;	/* address in EEPROM */
-	u8 cmd;		/* command, unknown, status */
-}  __attribute__((__packed__));
-
-#define AGNX_EEPROM_COMMAND_SHIFT	5
-#define AGNX_EEPROM_COMMAND_STAT	0x01
-
-void disable_receiver(struct agnx_priv *priv);
-void enable_receiver(struct agnx_priv *priv);
-u8 read_from_eeprom(struct agnx_priv *priv, u16 address);
-void agnx_hw_init(struct agnx_priv *priv);
-int agnx_hw_reset(struct agnx_priv *priv);
-int agnx_set_ssid(struct agnx_priv *priv, u8 *ssid, size_t ssid_len);
-void agnx_set_bssid(struct agnx_priv *priv, const u8 *bssid);
-void enable_power_saving(struct agnx_priv *priv);
-void disable_power_saving(struct agnx_priv *priv);
-void calibrate_antenna_period(unsigned long data);
-
-#endif /* AGNX_PHY_H_ */
diff --git a/drivers/staging/agnx/rf.c b/drivers/staging/agnx/rf.c
deleted file mode 100644
index 42e457a1844f..000000000000
--- a/drivers/staging/agnx/rf.c
+++ /dev/null
@@ -1,893 +0,0 @@
-/**
- * Airgo MIMO wireless driver
- *
- * Copyright (c) 2007 Li YanBo <dreamfly281@gmail.com>
-
- * Thanks for Jeff Williams <angelbane@gmail.com> do reverse engineer
- * works and published the SPECS at http://airgo.wdwconsulting.net/mymoin
-
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation;
- */
-
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include "agnx.h"
-#include "debug.h"
-#include "phy.h"
-#include "table.h"
-
-/* FIXME! */
-static inline void spi_write(void __iomem *region, u32 chip_ids, u32 sw,
-		      u16 size, u32 control)
-{
-	u32 reg;
-	u32 lsw = sw & 0xffff;		/* lower 16 bits of sw*/
-	u32 msw = sw >> 16;		/* high 16 bits of sw */
-
-	/* FIXME Write Most Significant Word of the 32bit data to MSW */
-	/* FIXME And Least Significant Word to LSW */
-	iowrite32((lsw), region + AGNX_SPI_WLSW);
-	iowrite32((msw), region + AGNX_SPI_WMSW);
-	reg = chip_ids | size | control;
-	/* Write chip id(s), write size and busy control to Control Register */
-	iowrite32((reg), region + AGNX_SPI_CTL);
-	/* Wait for Busy control to clear */
-	spi_delay();
-}
-
-/*
- * Write to SPI Synth register
- */
-static inline void spi_sy_write(void __iomem *region, u32 chip_ids, u32 sw)
-{
-	/* FIXME the size 0x15 is a magic value*/
-	spi_write(region, chip_ids, sw, 0x15, SPI_BUSY_CTL);
-}
-
-/*
- * Write to SPI RF register
- */
-static inline void spi_rf_write(void __iomem *region, u32 chip_ids, u32 sw)
-{
-	/* FIXME the size 0xd is a magic value*/
-	spi_write(region, chip_ids, sw, 0xd, SPI_BUSY_CTL);
-} /* spi_rf_write */
-
-/*
- * Write to SPI with Read Control bit set
- */
-inline void spi_rc_write(void __iomem *region, u32 chip_ids, u32 sw)
-{
-	/* FIXME the size 0xe5 is a magic value */
-	spi_write(region, chip_ids, sw, 0xe5, SPI_BUSY_CTL|SPI_READ_CTL);
-}
-
-/* Get the active chains's count */
-static int get_active_chains(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int num = 0;
-	u32 reg;
-	AGNX_TRACE;
-
-	spi_rc_write(ctl, RF_CHIP0, 0x21);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (reg == 1)
-		num++;
-
-	spi_rc_write(ctl, RF_CHIP1, 0x21);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (reg == 1)
-		num++;
-
-	spi_rc_write(ctl, RF_CHIP2, 0x21);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (reg == 1)
-		num++;
-
-	spi_rc_write(ctl, RF_CHIP0, 0x26);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (0x33 != reg)
-		printk(KERN_WARNING PFX "Unmatched rf chips result\n");
-
-	return num;
-} /* get_active_chains */
-
-void rf_chips_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	int num;
-	AGNX_TRACE;
-
-	if (priv->revid == 1) {
-		reg = agnx_read32(ctl, AGNX_SYSITF_GPIOUT);
-		reg |= 0x8;
-		agnx_write32(ctl, AGNX_SYSITF_GPIOUT, reg);
-	}
-
-	/* Set SPI clock speed to 200NS */
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xF;
-	reg |= 0x3;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-
-	/* Set SPI clock speed to 50NS */
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xF;
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1101);
-
-	num = get_active_chains(priv);
-	printk(KERN_INFO PFX "Active chains are %d\n", num);
-
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xF;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1908);
-} /* rf_chips_init */
-
-
-static u32 channel_tbl[15][9] = {
-	{0,  0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00},
-	{1,  0x00, 0x00, 0x624, 0x00, 0x1a4, 0x28, 0x00, 0x1e},
-	{2,  0x00, 0x00, 0x615, 0x00, 0x1ae, 0x28, 0x00, 0x1e},
-	{3,  0x00, 0x00, 0x61a, 0x00, 0x1ae, 0x28, 0x00, 0x1e},
-	{4,  0x00, 0x00, 0x61f, 0x00, 0x1ae, 0x28, 0x00, 0x1e},
-	{5,  0x00, 0x00, 0x624, 0x00, 0x1ae, 0x28, 0x00, 0x1e},
-	{6,  0x00, 0x00, 0x61f, 0x00, 0x1b3, 0x28, 0x00, 0x1e},
-	{7,  0x00, 0x00, 0x624, 0x00, 0x1b3, 0x28, 0x00, 0x1e},
-	{8,  0x00, 0x00, 0x629, 0x00, 0x1b3, 0x28, 0x00, 0x1e},
-	{9,  0x00, 0x00, 0x624, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-	{10, 0x00, 0x00, 0x629, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-	{11, 0x00, 0x00, 0x62e, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-	{12, 0x00, 0x00, 0x633, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-	{13, 0x00, 0x00, 0x628, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-	{14, 0x00, 0x00, 0x644, 0x00, 0x1b8, 0x28, 0x00, 0x1e},
-};
-
-
-static inline void
-channel_tbl_write(struct agnx_priv *priv, unsigned int channel, unsigned int reg_num)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	reg = channel_tbl[channel][reg_num];
-	reg <<= 4;
-	reg |= reg_num;
-	spi_sy_write(ctl, SYNTH_CHIP, reg);
-}
-
-static void synth_freq_set(struct agnx_priv *priv, unsigned int channel)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-
-	/* Set the Clock bits to 50NS */
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xF;
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-
-	/* Write 0x00c0 to LSW and 0x3 to MSW of Synth Chip */
-	spi_sy_write(ctl, SYNTH_CHIP, 0x300c0);
-
-	spi_sy_write(ctl, SYNTH_CHIP, 0x32);
-
-	/* # Write to Register 1 on the Synth Chip */
-	channel_tbl_write(priv, channel, 1);
-	/* # Write to Register 3 on the Synth Chip */
-	channel_tbl_write(priv, channel, 3);
-	/* # Write to Register 6 on the Synth Chip */
-	channel_tbl_write(priv, channel, 6);
-	/* # Write to Register 5 on the Synth Chip */
-	channel_tbl_write(priv, channel, 5);
-	/* # Write to register 8 on the Synth Chip */
-	channel_tbl_write(priv, channel, 8);
-
-	/* FIXME Clear the clock bits */
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xf;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-} /* synth_chip_init */
-
-
-static void antenna_init(struct agnx_priv *priv, int num_antenna)
-{
-	void __iomem *ctl = priv->ctl;
-
-	switch (num_antenna) {
-	case 1:
-		agnx_write32(ctl, AGNX_GCR_NLISTANT, 1);
-		agnx_write32(ctl, AGNX_GCR_NMEASANT, 1);
-		agnx_write32(ctl, AGNX_GCR_NACTIANT, 1);
-		agnx_write32(ctl, AGNX_GCR_NCAPTANT, 1);
-
-		agnx_write32(ctl, AGNX_GCR_ANTCFG, 7);
-		agnx_write32(ctl, AGNX_GCR_BOACT, 34);
-		agnx_write32(ctl, AGNX_GCR_BOINACT, 34);
-		agnx_write32(ctl, AGNX_GCR_BODYNA, 30);
-
-		agnx_write32(ctl, AGNX_GCR_THD0A, 125);
-		agnx_write32(ctl, AGNX_GCR_THD0AL, 100);
-		agnx_write32(ctl, AGNX_GCR_THD0B, 90);
-
-		agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 80);
-		agnx_write32(ctl, AGNX_GCR_SIGHTH, 100);
-		agnx_write32(ctl, AGNX_GCR_SIGLTH, 16);
-		break;
-	case 2:
-		agnx_write32(ctl, AGNX_GCR_NLISTANT, 2);
-		agnx_write32(ctl, AGNX_GCR_NMEASANT, 2);
-		agnx_write32(ctl, AGNX_GCR_NACTIANT, 2);
-		agnx_write32(ctl, AGNX_GCR_NCAPTANT, 2);
-		agnx_write32(ctl, AGNX_GCR_ANTCFG, 15);
-		agnx_write32(ctl, AGNX_GCR_BOACT, 36);
-		agnx_write32(ctl, AGNX_GCR_BOINACT, 36);
-		agnx_write32(ctl, AGNX_GCR_BODYNA, 32);
-		agnx_write32(ctl, AGNX_GCR_THD0A, 120);
-		agnx_write32(ctl, AGNX_GCR_THD0AL, 100);
-		agnx_write32(ctl, AGNX_GCR_THD0B, 80);
-		agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 70);
-		agnx_write32(ctl, AGNX_GCR_SIGHTH, 100);
-		agnx_write32(ctl, AGNX_GCR_SIGLTH, 32);
-		break;
-	case 3:
-		agnx_write32(ctl, AGNX_GCR_NLISTANT, 3);
-		agnx_write32(ctl, AGNX_GCR_NMEASANT, 3);
-		agnx_write32(ctl, AGNX_GCR_NACTIANT, 3);
-		agnx_write32(ctl, AGNX_GCR_NCAPTANT, 3);
-		agnx_write32(ctl, AGNX_GCR_ANTCFG, 31);
-		agnx_write32(ctl, AGNX_GCR_BOACT, 36);
-		agnx_write32(ctl, AGNX_GCR_BOINACT, 36);
-		agnx_write32(ctl, AGNX_GCR_BODYNA, 32);
-		agnx_write32(ctl, AGNX_GCR_THD0A, 100);
-		agnx_write32(ctl, AGNX_GCR_THD0AL, 100);
-		agnx_write32(ctl, AGNX_GCR_THD0B, 70);
-		agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 70);
-		agnx_write32(ctl, AGNX_GCR_SIGHTH, 100);
-		agnx_write32(ctl, AGNX_GCR_SIGLTH, 48);
-/*		agnx_write32(ctl, AGNX_GCR_SIGLTH, 16); */
-		break;
-	default:
-		printk(KERN_WARNING PFX "Unknow antenna number\n");
-	}
-} /* antenna_init */
-
-static void chain_update(struct agnx_priv *priv, u32 chain)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	spi_rc_write(ctl, RF_CHIP0, 0x20);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-
-	if (reg == 0x4)
-		spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, reg|0x1000);
-	else if (reg != 0x0)
-		spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, reg|0x1000);
-	else {
-		if (chain == 3 || chain == 6) {
-			spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, reg|0x1000);
-			agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-		} else if (chain == 2 || chain == 4) {
-			spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, reg|0x1000);
-			spi_rf_write(ctl, RF_CHIP2, 0x1005);
-			agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x824);
-		} else if (chain == 1) {
-			spi_rf_write(ctl, RF_CHIP0, reg|0x1000);
-			spi_rf_write(ctl, RF_CHIP1|RF_CHIP2, 0x1004);
-			agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0xc36);
-		}
-	}
-
-	spi_rc_write(ctl, RF_CHIP0, 0x22);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-
-	switch (reg) {
-	case 0:
-		spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1005);
-		break;
-	case 1:
-		spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-		break;
-	case 2:
-		if (chain == 6 || chain == 4) {
-			spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1202);
-			spi_rf_write(ctl, RF_CHIP2, 0x1005);
-		} else if (chain < 3) {
-			spi_rf_write(ctl, RF_CHIP0, 0x1202);
-			spi_rf_write(ctl, RF_CHIP1|RF_CHIP2, 0x1005);
-		}
-		break;
-	default:
-		if (chain == 3) {
-			spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1203);
-			spi_rf_write(ctl, RF_CHIP2, 0x1201);
-		} else if (chain == 2) {
-			spi_rf_write(ctl, RF_CHIP0, 0x1203);
-			spi_rf_write(ctl, RF_CHIP2, 0x1200);
-			spi_rf_write(ctl, RF_CHIP1, 0x1201);
-		} else if (chain == 1) {
-			spi_rf_write(ctl, RF_CHIP0, 0x1203);
-			spi_rf_write(ctl, RF_CHIP1|RF_CHIP2, 0x1200);
-		} else if (chain == 4) {
-			spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1203);
-			spi_rf_write(ctl, RF_CHIP2, 0x1201);
-		} else {
-			spi_rf_write(ctl, RF_CHIP0, 0x1203);
-			spi_rf_write(ctl, RF_CHIP1|RF_CHIP2, 0x1201);
-		}
-	}
-} /* chain_update */
-
-static void antenna_config(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	/* Write 0x0 to the TX Management Control Register Enable bit */
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-	reg &= ~0x1;
-	agnx_write32(ctl, AGNX_TXM_CTL, reg);
-
-	/* FIXME */
-	/* Set initial value based on number of Antennae */
-	antenna_init(priv, 3);
-
-	/* FIXME Update Power Templates for current valid Stations */
-	/* sta_power_init(priv, 0);*/
-
-	/* FIXME the number of chains should get from eeprom*/
-	chain_update(priv, AGNX_CHAINS_MAX);
-} /* antenna_config */
-
-void calibrate_oscillator(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	spi_rc_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET1);
-	reg |= 0x10;
-	agnx_write32(ctl, AGNX_GCR_GAINSET1, reg);
-
-	agnx_write32(ctl, AGNX_GCR_GAINSETWRITE, 1);
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 1);
-
-	agnx_write32(ctl, AGNX_ACI_LEN, 0x3ff);
-
-	agnx_write32(ctl, AGNX_ACI_TIMER1, 0x27);
-	agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-	/* (Residual DC Calibration) to Calibration Mode */
-	agnx_write32(ctl, AGNX_ACI_MODE, 0x2);
-
-	spi_rc_write(ctl, RF_CHIP0|RF_CHIP1, 0x1004);
-	agnx_write32(ctl, AGNX_ACI_LEN, 0x3ff);
-	/* (TX LO Calibration) to Calibration Mode */
-	agnx_write32(ctl, AGNX_ACI_MODE, 0x4);
-
-	do {
-		u32  reg1, reg2, reg3;
-		/* Enable Power Saving Control */
-		enable_power_saving(priv);
-		/* Save the following registers to restore */
-		reg1 = ioread32(ctl + 0x11000);
-		reg2 = ioread32(ctl + 0xec50);
-		reg3 = ioread32(ctl + 0xec54);
-		wmb();
-
-		agnx_write32(ctl, 0x11000, 0xcfdf);
-		agnx_write32(ctl, 0xec50, 0x70);
-		/* Restore the registers */
-		agnx_write32(ctl, 0x11000, reg1);
-		agnx_write32(ctl, 0xec50, reg2);
-		agnx_write32(ctl, 0xec54, reg3);
-		/* Disable Power Saving Control */
-		disable_power_saving(priv);
-	} while (0);
-
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0);
-} /* calibrate_oscillator */
-
-
-static void radio_channel_set(struct agnx_priv *priv, unsigned int channel)
-{
-	void __iomem *ctl = priv->ctl;
-	unsigned int freq = priv->band.channels[channel - 1].center_freq;
-	u32 reg;
-	AGNX_TRACE;
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-	/* Set SPI Clock to 50 Ns */
-	reg = agnx_read32(ctl, AGNX_SPI_CFG);
-	reg &= ~0xF;
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_SPI_CFG, reg);
-
-	/* Clear the Disable Tx interrupt bit in Interrupt Mask */
-/* 	reg = agnx_read32(ctl, AGNX_INT_MASK); */
-/* 	reg &= ~IRQ_TX_DISABLE; */
-/* 	agnx_write32(ctl, AGNX_INT_MASK, reg); */
-
-	/* Band Selection */
-	reg = agnx_read32(ctl, AGNX_SYSITF_GPIOUT);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, reg);
-
-	/* FIXME Set the SiLabs Chip Frequency */
-	synth_freq_set(priv, channel);
-
-	reg = agnx_read32(ctl, AGNX_PM_SOFTRST);
-	reg |= 0x80100030;
-	agnx_write32(ctl, AGNX_PM_SOFTRST, reg);
-	reg = agnx_read32(ctl, AGNX_PM_PLLCTL);
-	reg |= 0x20009;
-	agnx_write32(ctl, AGNX_PM_PLLCTL, reg);
-
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, 0x5);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1100);
-
-	/* Load the MonitorGain Table */
-	monitor_gain_table_init(priv);
-
-	/* Load the TX Fir table */
-	tx_fir_table_init(priv);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg |= 0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-
-	spi_rc_write(ctl, RF_CHIP0|RF_CHIP1, 0x22);
-	udelay(80);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-
-
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0xff);
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-
-	reg = agnx_read32(ctl, 0xec50);
-	reg |= 0x4f;
-	agnx_write32(ctl, 0xec50, reg);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-	agnx_write32(ctl, 0x11008, 0x1);
-	agnx_write32(ctl, 0x1100c, 0x0);
-	agnx_write32(ctl, 0x11008, 0x0);
-	agnx_write32(ctl, 0xec50, 0xc);
-
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-	agnx_write32(ctl, 0x11010, 0x6e);
-	agnx_write32(ctl, 0x11014, 0x6c);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1201);
-
-	/* Calibrate the Antenna */
-	/* antenna_calibrate(priv); */
-	/* Calibrate the TxLocalOscillator */
-	calibrate_oscillator(priv);
-
-	reg = agnx_read32(ctl, AGNX_PM_PMCTL);
-	reg &= ~0x8;
-	agnx_write32(ctl, AGNX_PM_PMCTL, reg);
-	agnx_write32(ctl, AGNX_GCR_GAININIT, 0xa);
-	agnx_write32(ctl, AGNX_GCR_THCD, 0x0);
-
-	agnx_write32(ctl, 0x11018, 0xb);
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x0);
-
-	/* Write Frequency to Gain Control Channel */
-	agnx_write32(ctl, AGNX_GCR_RXCHANEL, freq);
-	/* Write 0x140000/Freq to 0x9c08 */
-	reg = 0x140000/freq;
-	agnx_write32(ctl, 0x9c08, reg);
-
-	reg = agnx_read32(ctl, AGNX_PM_SOFTRST);
-	reg &= ~0x80100030;
-	agnx_write32(ctl, AGNX_PM_SOFTRST, reg);
-
-	reg = agnx_read32(ctl, AGNX_PM_PLLCTL);
-	reg &= ~0x20009;
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_PM_PLLCTL, reg);
-
-	agnx_write32(ctl, AGNX_ACI_MODE, 0x0);
-
-/* FIXME According to Number of Chains: */
-
-/* 			   1. 1: */
-/*          1. Write 0x1203 to RF Chip 0 */
-/*          2. Write 0x1200 to RF Chips 1 +2  */
-/* 			   2. 2: */
-/*          1. Write 0x1203 to RF Chip 0 */
-/*          2. Write 0x1200 to RF Chip 2 */
-/*          3. Write 0x1201 to RF Chip 1  */
-/* 			   3. 3: */
-/*          1. Write 0x1203 to RF Chip 0 */
-/*          2. Write 0x1201 to RF Chip 1 + 2  */
-/* 			   4. 4: */
-/*          1. Write 0x1203 to RF Chip 0 + 1 */
-/*          2. Write 0x1200 to RF Chip 2  */
-
-/* 			   5. 6: */
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1, 0x1203);
-	spi_rf_write(ctl, RF_CHIP2, 0x1201);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1000);
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-
-	/* FIXME Set the Disable Tx interrupt bit in Interrupt Mask
-	   (Or 0x20000 to Interrupt Mask) */
-/* 	reg = agnx_read32(ctl, AGNX_INT_MASK); */
-/* 	reg |= IRQ_TX_DISABLE; */
-/* 	agnx_write32(ctl, AGNX_INT_MASK, reg); */
-
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x1);
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x0);
-
-	/* Configure the Antenna */
-	antenna_config(priv);
-
-	/* Write 0x0 to Discovery Mode Enable detect G, B, A packet? */
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0);
-
-	reg = agnx_read32(ctl, AGNX_RXM_REQRATE);
-	reg |= 0x80000000;
-	agnx_write32(ctl, AGNX_RXM_REQRATE, reg);
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x1);
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x0);
-
-	/* enable radio on and the power LED */
-	reg = agnx_read32(ctl, AGNX_SYSITF_GPIOUT);
-	reg &= ~0x1;
-	reg |= 0x2;
-	agnx_write32(ctl, AGNX_SYSITF_GPIOUT, reg);
-
-	reg = agnx_read32(ctl, AGNX_TXM_CTL);
-	reg |= 0x1;
-	agnx_write32(ctl, AGNX_TXM_CTL, reg);
-} /* radio_channel_set */
-
-static void base_band_filter_calibrate(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1700);
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1001);
-	agnx_write32(ctl, AGNX_GCR_FORCECTLCLK, 0x0);
-	spi_rc_write(ctl, RF_CHIP0, 0x27);
-	spi_rc_write(ctl, RF_CHIP1, 0x27);
-	spi_rc_write(ctl, RF_CHIP2, 0x27);
-	agnx_write32(ctl, AGNX_GCR_FORCECTLCLK, 0x1);
-}
-
-static void print_offset(struct agnx_priv *priv, u32 chain)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 offset;
-
-	iowrite32((chain), ctl + AGNX_ACI_SELCHAIN);
-	udelay(10);
-	offset = (ioread32(ctl + AGNX_ACI_OFFSET));
-	printk(PFX "Chain is 0x%x, Offset is 0x%x\n", chain, offset);
-}
-
-void print_offsets(struct agnx_priv *priv)
-{
-	print_offset(priv, 0);
-	print_offset(priv, 4);
-	print_offset(priv, 1);
-	print_offset(priv, 5);
-	print_offset(priv, 2);
-	print_offset(priv, 6);
-}
-
-
-struct chains {
-	u32 cali;		/* calibrate  value*/
-
-#define  NEED_CALIBRATE		0
-#define  SUCCESS_CALIBRATE	1
-	int status;
-};
-
-static void chain_calibrate(struct agnx_priv *priv, struct chains *chains,
-			    unsigned int num)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 calibra = chains[num].cali;
-
-	if (num < 3)
-		calibra |= 0x1400;
-	else
-		calibra |= 0x1500;
-
-	switch (num) {
-	case 0:
-	case 4:
-		spi_rf_write(ctl, RF_CHIP0, calibra);
-		break;
-	case 1:
-	case 5:
-		spi_rf_write(ctl, RF_CHIP1, calibra);
-		break;
-	case 2:
-	case 6:
-		spi_rf_write(ctl, RF_CHIP2, calibra);
-		break;
-	default:
-		BUG();
-	}
-} /* chain_calibrate */
-
-static inline void get_calibrete_value(struct agnx_priv *priv, struct chains *chains,
-				       unsigned int num)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 offset;
-
-	iowrite32((num), ctl + AGNX_ACI_SELCHAIN);
-	/* FIXME */
-	udelay(10);
-	offset = (ioread32(ctl + AGNX_ACI_OFFSET));
-
-	if (offset < 0xf) {
-		chains[num].status = SUCCESS_CALIBRATE;
-		return;
-	}
-
-	if (num == 0 || num == 1 || num == 2) {
-		if (0 == chains[num].cali)
-			chains[num].cali = 0xff;
-		else
-			chains[num].cali--;
-	} else
-		chains[num].cali++;
-
-	chains[num].status = NEED_CALIBRATE;
-}
-
-static inline void calibra_delay(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	unsigned int i = 100;
-
-	wmb();
-	while (--i) {
-		reg = (ioread32(ctl + AGNX_ACI_STATUS));
-		if (reg == 0x4000)
-			break;
-		udelay(10);
-	}
-	if (!i)
-		printk(PFX "calibration failed\n");
-}
-
-void do_calibration(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	struct chains chains[7];
-	unsigned int i, j;
-	AGNX_TRACE;
-
-	for (i = 0; i < 7; i++) {
-		if (i == 3)
-			continue;
-
-		chains[i].cali = 0x7f;
-		chains[i].status = NEED_CALIBRATE;
-	}
-
-	/* FIXME 0x300 is a magic number */
-	for (j = 0; j < 0x300; j++) {
-		if (chains[0].status == SUCCESS_CALIBRATE &&
-		    chains[1].status == SUCCESS_CALIBRATE &&
-		    chains[2].status == SUCCESS_CALIBRATE &&
-		    chains[4].status == SUCCESS_CALIBRATE &&
-		    chains[5].status == SUCCESS_CALIBRATE &&
-		    chains[6].status == SUCCESS_CALIBRATE)
-			break;
-
-		/* Attention, there is no chain 3 */
-		for (i = 0; i < 7; i++) {
-			if (i == 3)
-				continue;
-			if (chains[i].status == NEED_CALIBRATE)
-				chain_calibrate(priv, chains, i);
-		}
-		/* Write 0x1 to Calibration Measure */
-		iowrite32((0x1), ctl + AGNX_ACI_MEASURE);
-		calibra_delay(priv);
-
-		for (i = 0; i < 7; i++) {
-			if (i == 3)
-				continue;
-
-			get_calibrete_value(priv, chains, i);
-		}
-	}
-	printk(PFX "Clibrate times is %d\n", j);
-	print_offsets(priv);
-} /* do_calibration */
-
-void antenna_calibrate(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-	AGNX_TRACE;
-
-	agnx_write32(ctl, AGNX_GCR_NLISTANT, 0x3);
-	agnx_write32(ctl, AGNX_GCR_NMEASANT, 0x3);
-	agnx_write32(ctl, AGNX_GCR_NACTIANT, 0x3);
-	agnx_write32(ctl, AGNX_GCR_NCAPTANT, 0x3);
-
-	agnx_write32(ctl, AGNX_GCR_ANTCFG, 0x1f);
-	agnx_write32(ctl, AGNX_GCR_BOACT, 0x24);
-	agnx_write32(ctl, AGNX_GCR_BOINACT, 0x24);
-	agnx_write32(ctl, AGNX_GCR_BODYNA, 0x20);
-	agnx_write32(ctl, AGNX_GCR_THD0A, 0x64);
-	agnx_write32(ctl, AGNX_GCR_THD0AL, 0x64);
-	agnx_write32(ctl, AGNX_GCR_THD0B, 0x46);
-	agnx_write32(ctl, AGNX_GCR_THD0BTFEST, 0x3c);
-	agnx_write32(ctl, AGNX_GCR_SIGHTH, 0x64);
-	agnx_write32(ctl, AGNX_GCR_SIGLTH, 0x30);
-
-	spi_rc_write(ctl, RF_CHIP0, 0x20);
-	/* Fixme */
-	udelay(80);
-	/*    1. Should read 0x0  */
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (0x0 != reg)
-		printk(KERN_WARNING PFX "Unmatched rf chips result\n");
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1000);
-
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-
-	spi_rc_write(ctl, RF_CHIP0, 0x22);
-	udelay(80);
-	reg = agnx_read32(ctl, AGNX_SPI_RLSW);
-	if (0x0 != reg)
-		printk(KERN_WARNING PFX "Unmatched rf chips result\n");
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1005);
-
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x1);
-	agnx_write32(ctl, AGNX_GCR_RSTGCTL, 0x0);
-
-	reg = agnx_read32(ctl, AGNX_PM_SOFTRST);
-	reg |= 0x1c000032;
-	agnx_write32(ctl, AGNX_PM_SOFTRST, reg);
-	reg = agnx_read32(ctl, AGNX_PM_PLLCTL);
-	reg |= 0x0003f07;
-	agnx_write32(ctl, AGNX_PM_PLLCTL, reg);
-
-	reg = agnx_read32(ctl, 0xec50);
-	reg |= 0x40;
-	agnx_write32(ctl, 0xec50, reg);
-
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0xff8);
-	agnx_write32(ctl, AGNX_GCR_DISCOVMOD, 0x3);
-
-	agnx_write32(ctl, AGNX_GCR_CHAINNUM, 0x6);
-	agnx_write32(ctl, 0x19874, 0x0);
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1700);
-
-	/* Calibrate the BaseBandFilter */
-	base_band_filter_calibrate(priv);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1002);
-
-	agnx_write32(ctl, AGNX_GCR_GAINSET0, 0x1d);
-	agnx_write32(ctl, AGNX_GCR_GAINSET1, 0x1d);
-	agnx_write32(ctl, AGNX_GCR_GAINSET2, 0x1d);
-	agnx_write32(ctl, AGNX_GCR_GAINSETWRITE, 0x1);
-
-	agnx_write32(ctl, AGNX_ACI_MODE, 0x1);
-	agnx_write32(ctl, AGNX_ACI_LEN, 0x3ff);
-
-	agnx_write32(ctl, AGNX_ACI_TIMER1, 0x27);
-	agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1400);
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1500);
-
-	/* Measure Calibration */
-	agnx_write32(ctl, AGNX_ACI_MEASURE, 0x1);
-	calibra_delay(priv);
-
-	/* do calibration */
-	do_calibration(priv);
-
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-	agnx_write32(ctl, AGNX_ACI_TIMER1, 0x21);
-	agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-	agnx_write32(ctl, AGNX_ACI_LEN, 0xf);
-
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET0);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET0, reg);
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET1);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET1, reg);
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET2);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET2, reg);
-
-	agnx_write32(ctl, AGNX_GCR_GAINSETWRITE, 0x0);
-	disable_receiver(priv);
-} /* antenna_calibrate */
-
-void __antenna_calibrate(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	/* Calibrate the BaseBandFilter */
-	/* base_band_filter_calibrate(priv); */
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1002);
-
-
-	agnx_write32(ctl, AGNX_GCR_GAINSET0, 0x1d);
-	agnx_write32(ctl, AGNX_GCR_GAINSET1, 0x1d);
-	agnx_write32(ctl, AGNX_GCR_GAINSET2, 0x1d);
-
-	agnx_write32(ctl, AGNX_GCR_GAINSETWRITE, 0x1);
-
-	agnx_write32(ctl, AGNX_ACI_MODE, 0x1);
-	agnx_write32(ctl, AGNX_ACI_LEN, 0x3ff);
-
-
-	agnx_write32(ctl, AGNX_ACI_TIMER1, 0x27);
-	agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1400);
-	spi_rf_write(ctl, RF_CHIP0|RF_CHIP1|RF_CHIP2, 0x1500);
-	/* Measure Calibration */
-	agnx_write32(ctl, AGNX_ACI_MEASURE, 0x1);
-	calibra_delay(priv);
-	do_calibration(priv);
-	agnx_write32(ctl, AGNX_GCR_RXOVERIDE, 0x0);
-
-	agnx_write32(ctl, AGNX_ACI_TIMER1, 0x21);
-	agnx_write32(ctl, AGNX_ACI_TIMER2, 0x27);
-
-	agnx_write32(ctl, AGNX_ACI_LEN, 0xf);
-
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET0);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET0, reg);
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET1);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET1, reg);
-	reg = agnx_read32(ctl, AGNX_GCR_GAINSET2);
-	reg &= 0xf;
-	agnx_write32(ctl, AGNX_GCR_GAINSET2, reg);
-
-
-	agnx_write32(ctl, AGNX_GCR_GAINSETWRITE, 0x0);
-
-	/* Write 0x3 Gain Control Discovery Mode */
-	enable_receiver(priv);
-}
-
-int agnx_set_channel(struct agnx_priv *priv, unsigned int channel)
-{
-	AGNX_TRACE;
-
-	printk(KERN_ERR PFX "Channel is %d %s\n", channel, __func__);
-	radio_channel_set(priv, channel);
-	return 0;
-}
diff --git a/drivers/staging/agnx/sta.c b/drivers/staging/agnx/sta.c
deleted file mode 100644
index 3e7db5e2811a..000000000000
--- a/drivers/staging/agnx/sta.c
+++ /dev/null
@@ -1,218 +0,0 @@
-#include <linux/delay.h>
-#include <linux/etherdevice.h>
-#include "phy.h"
-#include "sta.h"
-#include "debug.h"
-
-void hash_read(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id)
-{
-	void __iomem *ctl = priv->ctl;
-
-	reglo &= 0xFFFF;
-	reglo |= 0x30000000;
-	reglo |= 0x40000000;	/* Set status busy */
-	reglo |= sta_id << 16;
-
-	iowrite32(0, ctl + AGNX_RXM_HASH_CMD_FLAG);
-	iowrite32(reghi, ctl + AGNX_RXM_HASH_CMD_HIGH);
-	iowrite32(reglo, ctl + AGNX_RXM_HASH_CMD_LOW);
-
-	reghi = ioread32(ctl + AGNX_RXM_HASH_CMD_HIGH);
-	reglo = ioread32(ctl + AGNX_RXM_HASH_CMD_LOW);
-	printk(PFX "RX hash cmd are : %.8x%.8x\n", reghi, reglo);
-}
-
-void hash_write(struct agnx_priv *priv, const u8 *mac_addr, u8 sta_id)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reghi, reglo;
-
-	if (!is_valid_ether_addr(mac_addr))
-		printk(KERN_WARNING PFX "Update hash table: Invalid hwaddr!\n");
-
-	reghi = mac_addr[0] << 24 | mac_addr[1] << 16 | mac_addr[2] << 8 | mac_addr[3];
-	reglo = mac_addr[4] << 8 | mac_addr[5];
-	reglo |= 0x10000000;	/* Set hash commmand */
-	reglo |= 0x40000000;	/* Set status busy */
-	reglo |= sta_id << 16;
-
-	iowrite32(0, ctl + AGNX_RXM_HASH_CMD_FLAG);
-	iowrite32(reghi, ctl + AGNX_RXM_HASH_CMD_HIGH);
-	iowrite32(reglo, ctl + AGNX_RXM_HASH_CMD_LOW);
-
-	reglo = ioread32(ctl + AGNX_RXM_HASH_CMD_LOW);
-	if (!(reglo & 0x80000000))
-		printk(KERN_WARNING PFX "Update hash table failed\n");
-}
-
-void hash_delete(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id)
-{
-	void __iomem *ctl = priv->ctl;
-
-	reglo &= 0xFFFF;
-	reglo |= 0x20000000;
-	reglo |= 0x40000000;	/* Set status busy */
-	reglo |= sta_id << 16;
-
-	iowrite32(0, ctl + AGNX_RXM_HASH_CMD_FLAG);
-	iowrite32(reghi, ctl + AGNX_RXM_HASH_CMD_HIGH);
-	iowrite32(reglo, ctl + AGNX_RXM_HASH_CMD_LOW);
-	reghi = ioread32(ctl + AGNX_RXM_HASH_CMD_HIGH);
-
-	reglo = ioread32(ctl + AGNX_RXM_HASH_CMD_LOW);
-	printk(PFX "RX hash cmd are : %.8x%.8x\n", reghi, reglo);
-
-}
-
-void hash_dump(struct agnx_priv *priv, u8 sta_id)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reghi, reglo;
-
-	reglo = 0x40000000;  	/* status bit */
-	iowrite32(reglo, ctl + AGNX_RXM_HASH_CMD_LOW);
-	iowrite32(sta_id << 16, ctl + AGNX_RXM_HASH_DUMP_DATA);
-
-	udelay(80);
-
-	reghi = ioread32(ctl + AGNX_RXM_HASH_CMD_HIGH);
-	reglo = ioread32(ctl + AGNX_RXM_HASH_CMD_LOW);
-	printk(PFX "hash cmd are : %.8x%.8x\n", reghi, reglo);
-	reghi = ioread32(ctl + AGNX_RXM_HASH_CMD_FLAG);
-	printk(PFX "hash flag is : %.8x\n", reghi);
-	reghi = ioread32(ctl + AGNX_RXM_HASH_DUMP_MST);
-	reglo = ioread32(ctl + AGNX_RXM_HASH_DUMP_LST);
-	printk(PFX "hash dump mst lst: %.8x%.8x\n", reghi, reglo);
-	reghi = ioread32(ctl + AGNX_RXM_HASH_DUMP_DATA);
-	printk(PFX "hash dump data: %.8x\n", reghi);
-}
-
-void get_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power, unsigned int sta_idx)
-{
-	void __iomem *ctl = priv->ctl;
-	memcpy_fromio(power, ctl + AGNX_TXM_STAPOWTEMP + sizeof(*power) * sta_idx,
-		      sizeof(*power));
-}
-
-inline void
-set_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power, unsigned int sta_idx)
-{
-	void __iomem *ctl = priv->ctl;
-	/* FIXME   2. Write Template to offset + station number  */
-	memcpy_toio(ctl + AGNX_TXM_STAPOWTEMP + sizeof(*power) * sta_idx,
-		    power, sizeof(*power));
-}
-
-
-void get_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
-		   unsigned int sta_idx, unsigned int wq_idx)
-{
-	void __iomem *data = priv->data;
-	memcpy_fromio(tx_wq, data + AGNX_PDU_TX_WQ + sizeof(*tx_wq) * STA_TX_WQ_NUM * sta_idx +
-		      sizeof(*tx_wq) * wq_idx,  sizeof(*tx_wq));
-
-}
-
-inline void set_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
-		   unsigned int sta_idx, unsigned int wq_idx)
-{
-	void __iomem *data = priv->data;
-	memcpy_toio(data + AGNX_PDU_TX_WQ + sizeof(*tx_wq) * STA_TX_WQ_NUM * sta_idx +
-		    sizeof(*tx_wq) * wq_idx, tx_wq, sizeof(*tx_wq));
-}
-
-
-void get_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx)
-{
-	void __iomem *data = priv->data;
-
-	memcpy_fromio(sta, data + AGNX_PDUPOOL + sizeof(*sta) * sta_idx,
-		      sizeof(*sta));
-}
-
-inline void set_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx)
-{
-	void __iomem *data = priv->data;
-
-	memcpy_toio(data + AGNX_PDUPOOL + sizeof(*sta) * sta_idx,
-		    sta, sizeof(*sta));
-}
-
-/* FIXME */
-void sta_power_init(struct agnx_priv *priv, unsigned int sta_idx)
-{
-	struct agnx_sta_power power;
-	u32 reg;
-	AGNX_TRACE;
-
-	memset(&power, 0, sizeof(power));
-	reg = agnx_set_bits(EDCF, EDCF_SHIFT, 0x1);
-	power.reg = cpu_to_le32(reg);
-	set_sta_power(priv, &power, sta_idx);
-	udelay(40);
-} /* add_power_template */
-
-
-/* @num: The #number of station that is visible to the card */
-static void sta_tx_workqueue_init(struct agnx_priv *priv, unsigned int sta_idx)
-{
-	struct agnx_sta_tx_wq tx_wq;
-	u32 reg;
-	unsigned int i;
-
-	memset(&tx_wq, 0, sizeof(tx_wq));
-
-	reg = agnx_set_bits(WORK_QUEUE_VALID, WORK_QUEUE_VALID_SHIFT, 1);
-	reg |= agnx_set_bits(WORK_QUEUE_ACK_TYPE, WORK_QUEUE_ACK_TYPE_SHIFT, 1);
-/*	reg |= agnx_set_bits(WORK_QUEUE_ACK_TYPE, WORK_QUEUE_ACK_TYPE_SHIFT, 0); */
-	tx_wq.reg2 |= cpu_to_le32(reg);
-
-	/* Suppose all 8 traffic class are used */
-	for (i = 0; i < STA_TX_WQ_NUM; i++)
-		set_sta_tx_wq(priv, &tx_wq, sta_idx, i);
-} /* sta_tx_workqueue_init */
-
-
-static void sta_traffic_init(struct agnx_sta_traffic *traffic)
-{
-	u32 reg;
-	memset(traffic, 0, sizeof(*traffic));
-
-	reg = agnx_set_bits(NEW_PACKET, NEW_PACKET_SHIFT, 1);
-	reg |= agnx_set_bits(TRAFFIC_VALID, TRAFFIC_VALID_SHIFT, 1);
-/*	reg |= agnx_set_bits(TRAFFIC_ACK_TYPE, TRAFFIC_ACK_TYPE_SHIFT, 1); */
-	traffic->reg0 = cpu_to_le32(reg);
-
-	/* 	3. setting RX Sequence Number to 4095 */
-	reg = agnx_set_bits(RX_SEQUENCE_NUM, RX_SEQUENCE_NUM_SHIFT, 4095);
-	traffic->reg1 = cpu_to_le32(reg);
-}
-
-
-/* @num: The #number of station that is visible to the card */
-void sta_init(struct agnx_priv *priv, unsigned int sta_idx)
-{
-	/* FIXME the length of sta is 256 bytes Is that
-	 * dangerous to stack overflow? */
-	struct agnx_sta sta;
-	u32 reg;
-	int i;
-
-	memset(&sta, 0, sizeof(sta));
-	/* Set valid to 1 */
-	reg = agnx_set_bits(STATION_VALID, STATION_VALID_SHIFT, 1);
-	/* Set Enable Concatenation to 0 (?) */
-	reg |= agnx_set_bits(ENABLE_CONCATENATION, ENABLE_CONCATENATION_SHIFT, 0);
-	/* Set Enable Decompression to 0 (?) */
-	reg |= agnx_set_bits(ENABLE_DECOMPRESSION, ENABLE_DECOMPRESSION_SHIFT, 0);
-	sta.reg = cpu_to_le32(reg);
-
-	/* Initialize each of the Traffic Class Structures by: */
-	for (i = 0; i < 8; i++)
-		sta_traffic_init(sta.traffic + i);
-
-	set_sta(priv, &sta, sta_idx);
-	sta_tx_workqueue_init(priv, sta_idx);
-} /* sta_descriptor_init */
-
-
diff --git a/drivers/staging/agnx/sta.h b/drivers/staging/agnx/sta.h
deleted file mode 100644
index fd504e3f3870..000000000000
--- a/drivers/staging/agnx/sta.h
+++ /dev/null
@@ -1,222 +0,0 @@
-#ifndef AGNX_STA_H_
-#define AGNX_STA_H_
-
-#define STA_TX_WQ_NUM	8	/* The number of TX workqueue one STA has */
-
-struct agnx_hash_cmd {
-	__be32 cmdhi;
-#define MACLO		0xFFFF0000
-#define MACLO_SHIFT	16
-#define STA_ID		0x0000FFF0
-#define STA_ID_SHIFT	4
-#define CMD		0x0000000C
-#define CMD_SHIFT	2
-#define STATUS		0x00000002
-#define STATUS_SHIFT	1
-#define PASS		0x00000001
-#define PASS_SHIFT	1
-	__be32 cmdlo;
-} __attribute__((__packed__));
-
-
-/*
- * Station Power Template
- * FIXME Just for agn100 yet
- */
-struct agnx_sta_power {
-	__le32 reg;
-#define SIGNAL			0x000000FF /* signal */
-#define SIGNAL_SHIFT		0
-#define RATE			0x00000F00
-#define RATE_SHIFT		8
-#define TIFS			0x00001000
-#define TIFS_SHIFT		12
-#define EDCF			0x00002000
-#define EDCF_SHIFT		13
-#define CHANNEL_BOND		0x00004000
-#define CHANNEL_BOND_SHIFT	14
-#define PHY_MODE		0x00038000
-#define PHY_MODE_SHIFT		15
-#define POWER_LEVEL		0x007C0000
-#define POWER_LEVEL_SHIFT	18
-#define NUM_TRANSMITTERS	0x00800000
-#define NUM_TRANSMITTERS_SHIFT	23
-} __attribute__((__packed__));
-
-/*
- * TX Workqueue Descriptor
- */
-struct agnx_sta_tx_wq {
-	__le32 reg0;
-#define HEAD_POINTER_LOW	0xFF000000 /* Head pointer low */
-#define HEAD_POINTER_LOW_SHIFT	24
-#define TAIL_POINTER		0x00FFFFFF /* Tail pointer */
-#define TAIL_POINTER_SHIFT	0
-
-	__le32 reg3;
-#define ACK_POINTER_LOW	        0xFFFF0000	/* ACK pointer low */
-#define ACK_POINTER_LOW_SHIFT	16
-#define HEAD_POINTER_HIGH	0x0000FFFF	/* Head pointer high */
-#define HEAD_POINTER_HIGH_SHIFT	0
-
-	__le32 reg1;
-/* ACK timeout tail packet count */
-#define ACK_TIMOUT_TAIL_PACK_CNT	0xFFF00000
-#define ACK_TIMOUT_TAIL_PACK_CNT_SHIFT	20
-/* Head timeout tail packet count */
-#define HEAD_TIMOUT_TAIL_PACK_CNT	0x000FFF00
-#define HEAD_TIMOUT_TAIL_PACK_CNT_SHIFT	8
-#define ACK_POINTER_HIGH	        0x000000FF /* ACK pointer high */
-#define ACK_POINTER_HIGH_SHIFT		0
-
-	__le32 reg2;
-#define WORK_QUEUE_VALID		0x80000000 /* valid */
-#define WORK_QUEUE_VALID_SHIFT		31
-#define WORK_QUEUE_ACK_TYPE		0x40000000 /* ACK type */
-#define WORK_QUEUE_ACK_TYPE_SHIFT	30
-/* Head timeout window limit fragmentation count */
-#define HEAD_TIMOUT_WIN_LIM_FRAG_CNT	0x3FFF0000
-#define HEAD_TIMOUT_WIN_LIM_FRAG_CNT_SHIFT	16
-/* Head timeout window limit byte count */
-#define HEAD_TIMOUT_WIN_LIM_BYTE_CNT	0x0000FFFF
-#define HEAD_TIMOUT_WIN_LIM_BYTE_CNT_SHIFT	 0
-} __attribute__((__packed__));
-
-
-/*
- * Traffic Class Structure
- */
-struct agnx_sta_traffic {
-	__le32 reg0;
-#define ACK_TIMOUT_CNT		0xFF800000 /* ACK Timeout Counts */
-#define ACK_TIMOUT_CNT_SHIFT	23
-#define TRAFFIC_ACK_TYPE	0x00600000 /* ACK Type */
-#define TRAFFIC_ACK_TYPE_SHIFT	21
-#define NEW_PACKET		0x00100000 /* New Packet  */
-#define NEW_PACKET_SHIFT	20
-#define TRAFFIC_VALID		0x00080000 /* Valid */
-#define TRAFFIC_VALID_SHIFT	19
-#define RX_HDR_DESC_POINTER	0x0007FFFF /* RX Header Descripter pointer */
-#define RX_HDR_DESC_POINTER_SHIFT	 0
-
-	__le32 reg1;
-#define RX_PACKET_TIMESTAMP	0xFFFF0000 /* RX Packet Timestamp */
-#define RX_PACKET_TIMESTAMP_SHIFT	16
-#define TRAFFIC_RESERVED	0x0000E000 /* Reserved */
-#define TRAFFIC_RESERVED_SHIFT  13
-#define SV			0x00001000 /* sv */
-#define SV_SHIFT		12
-#define RX_SEQUENCE_NUM		0x00000FFF /* RX Sequence Number */
-#define RX_SEQUENCE_NUM_SHIFT	0
-
-	__le32 tx_replay_cnt_low; /* TX Replay Counter Low */
-
-	__le16 tx_replay_cnt_high; /* TX Replay Counter High */
-	__le16 rx_replay_cnt_high; /* RX Replay Counter High */
-
-	__be32 rx_replay_cnt_low; /* RX Replay Counter Low */
-} __attribute__((__packed__));
-
-/*
- * Station Descriptors
- */
-struct agnx_sta {
-	__le32 tx_session_keys[4]; /* Transmit Session Key (0-3) */
-	__le32 rx_session_keys[4]; /* Receive Session Key (0-3) */
-
-	__le32 reg;
-#define ID_1			0xC0000000 /* id 1 */
-#define ID_1_SHIFT		30
-#define ID_0			0x30000000 /* id 0 */
-#define ID_0_SHIFT		28
-#define ENABLE_CONCATENATION	0x0FF00000 /* Enable concatenation */
-#define ENABLE_CONCATENATION_SHIFT	20
-#define ENABLE_DECOMPRESSION	0x000FF000 /* Enable decompression */
-#define ENABLE_DECOMPRESSION_SHIFT	12
-#define STA_RESERVED		0x00000C00 /* Reserved */
-#define STA_RESERVED_SHIFT	10
-#define EAP			0x00000200 /* EAP */
-#define EAP_SHIFT		9
-#define ED_NULL			0x00000100 /* ED NULL */
-#define ED_NULL_SHIFT		8
-#define ENCRYPTION_POLICY	0x000000E0 /* Encryption Policy */
-#define ENCRYPTION_POLICY_SHIFT 5
-#define DEFINED_KEY_ID		0x00000018 /* Defined Key ID */
-#define DEFINED_KEY_ID_SHIFT	3
-#define FIXED_KEY		0x00000004 /* Fixed Key */
-#define FIXED_KEY_SHIFT		2
-#define KEY_VALID		0x00000002 /* Key Valid */
-#define KEY_VALID_SHIFT		1
-#define STATION_VALID		0x00000001 /* Station Valid */
-#define STATION_VALID_SHIFT	0
-
-	__le32 tx_aes_blks_unicast; /* TX AES Blks Unicast */
-	__le32 rx_aes_blks_unicast; /* RX AES Blks Unicast */
-
-	__le16 aes_format_err_unicast_cnt; /* AES Format Error Unicast Counts */
-	__le16 aes_replay_unicast; /* AES Replay Unicast */
-
-	__le16 aes_decrypt_err_unicast;	/* AES Decrypt Error Unicast */
-	__le16 aes_decrypt_err_default;	/* AES Decrypt Error default */
-
-	__le16 single_retry_packets; /* Single Retry Packets */
-	__le16 failed_tx_packets; /* Failed Tx Packets */
-
-	__le16 muti_retry_packets; /* Multiple Retry Packets */
-	__le16 ack_timeouts;	/* ACK Timeouts */
-
-	__le16 frag_tx_cnt;	/* Fragment TX Counts */
-	__le16 rts_brq_sent;	/* RTS Brq Sent */
-
-	__le16 tx_packets;	/* TX Packets */
-	__le16 cts_back_timeout; /* CTS Back Timeout */
-
-	__le32 phy_stats_high;	/* PHY Stats High */
-	__le32 phy_stats_low;	/* PHY Stats Low */
-
-	struct agnx_sta_traffic traffic[8];	/* Traffic Class Structure (8) */
-
-	__le16 traffic_class0_frag_success; /* Traffic Class 0 Fragment Success */
-	__le16 traffic_class1_frag_success; /* Traffic Class 1 Fragment Success */
-	__le16 traffic_class2_frag_success; /* Traffic Class 2 Fragment Success */
-	__le16 traffic_class3_frag_success; /* Traffic Class 3 Fragment Success */
-	__le16 traffic_class4_frag_success; /* Traffic Class 4 Fragment Success */
-	__le16 traffic_class5_frag_success; /* Traffic Class 5 Fragment Success */
-	__le16 traffic_class6_frag_success; /* Traffic Class 6 Fragment Success */
-	__le16 traffic_class7_frag_success; /* Traffic Class 7 Fragment Success */
-
-	__le16 num_frag_non_prime_rates; /* number of Fragments for non-prime rates */
-	__le16 ack_timeout_non_prime_rates; /* ACK Timeout for non-prime rates */
-
-} __attribute__((__packed__));
-
-
-struct agnx_beacon_hdr {
-	struct agnx_sta_power power; /* Tx Station Power Template  */
-	u8 phy_hdr[6];		/* PHY Hdr */
-	u8 frame_len_lo;	/* Frame Length Lo */
-	u8 frame_len_hi;	/* Frame Length Hi */
-	u8 mac_hdr[24];		/* MAC Header */
-	/* FIXME */
-	/* 802.11(abg) beacon */
-} __attribute__((__packed__));
-
-void hash_write(struct agnx_priv *priv, const u8 *mac_addr, u8 sta_id);
-void hash_dump(struct agnx_priv *priv, u8 sta_id);
-void hash_read(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id);
-void hash_delete(struct agnx_priv *priv, u32 reghi, u32 reglo, u8 sta_id);
-
-void get_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power, unsigned int sta_idx);
-void set_sta_power(struct agnx_priv *priv, struct agnx_sta_power *power,
-		   unsigned int sta_idx);
-void get_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
-		   unsigned int sta_idx, unsigned int wq_idx);
-void set_sta_tx_wq(struct agnx_priv *priv, struct agnx_sta_tx_wq *tx_wq,
-		   unsigned int sta_idx, unsigned int wq_idx);
-void get_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx);
-void set_sta(struct agnx_priv *priv, struct agnx_sta *sta, unsigned int sta_idx);
-
-void sta_power_init(struct agnx_priv *priv, unsigned int num);
-void sta_init(struct agnx_priv *priv, unsigned int num);
-
-#endif /* AGNX_STA_H_ */
diff --git a/drivers/staging/agnx/table.c b/drivers/staging/agnx/table.c
deleted file mode 100644
index b52fef9db0e3..000000000000
--- a/drivers/staging/agnx/table.c
+++ /dev/null
@@ -1,168 +0,0 @@
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include "agnx.h"
-#include "debug.h"
-#include "phy.h"
-
-static const u32
-tx_fir_table[] = { 0x19, 0x5d, 0xce, 0x151, 0x1c3, 0x1ff, 0x1ea, 0x17c, 0xcf,
-		   0x19, 0x38e, 0x350, 0x362, 0x3ad, 0x5, 0x44, 0x59, 0x49,
-		   0x21, 0x3f7, 0x3e0, 0x3e3, 0x3f3, 0x0 };
-
-void tx_fir_table_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(tx_fir_table); i++)
-		iowrite32(tx_fir_table[i], ctl + AGNX_FIR_BASE + i*4);
-} /* fir_table_setup */
-
-
-static const u32
-gain_table[] = { 0x8, 0x8, 0xf, 0x13, 0x17, 0x1b, 0x1f, 0x23, 0x27, 0x2b,
-		 0x2f, 0x33, 0x37, 0x3b, 0x3f, 0x43, 0x47, 0x4b, 0x4f,
-		 0x53, 0x57, 0x5b, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f, 0x5f,
-		 0x5f, 0x5f, 0x5f, 0x5f };
-
-void gain_table_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(gain_table); i++) {
-		iowrite32(gain_table[i], ctl + AGNX_GAIN_TABLE + i*4);
-		iowrite32(gain_table[i], ctl + AGNX_GAIN_TABLE + i*4 + 0x80);
-	}
-} /* gain_table_init */
-
-void monitor_gain_table_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	unsigned int i;
-
-	for (i = 0; i < 0x44; i += 4) {
-		iowrite32(0x61, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0x61, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0x44; i < 0x64; i += 4) {
-		iowrite32(0x6e, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0x6e, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0x64; i < 0x94; i += 4) {
-		iowrite32(0x7a, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0x7a, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0x94; i < 0xdc; i += 4) {
-		iowrite32(0x87, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0x87, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0xdc; i < 0x148; i += 4) {
-		iowrite32(0x95, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0x95, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0x148; i < 0x1e8; i += 4) {
-		iowrite32(0xa2, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0xa2, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-	for (i = 0x1e8; i <= 0x1fc; i += 4) {
-		iowrite32(0xb0, ctl + AGNX_MONGCR_BASE + i);
-		iowrite32(0xb0, ctl + AGNX_MONGCR_BASE + 0x200 + i);
-	}
-} /* monitor_gain_table_init */
-
-
-void routing_table_init(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	unsigned int type, subtype;
-	u32 reg;
-
-	disable_receiver(priv);
-
-	for (type = 0; type < 0x3; type++) {
-		for (subtype = 0; subtype < 0x10; subtype++) {
-			/* 1. Set Routing table to R/W and to Return status on Read */
-			reg = (type << ROUTAB_TYPE_SHIFT) |
-				(subtype << ROUTAB_SUBTYPE_SHIFT);
-			reg |= (1 << ROUTAB_RW_SHIFT) | (1 << ROUTAB_STATUS_SHIFT);
-			if (type == ROUTAB_TYPE_DATA) {
-				/* NULL goes to RFP */
-				if (subtype == ROUTAB_SUBTYPE_NULL)
-/*					reg |= ROUTAB_ROUTE_RFP; */
-					reg |= ROUTAB_ROUTE_CPU;
-				/* QOS NULL goes to CPU */
-				else if (subtype == ROUTAB_SUBTYPE_QOSNULL)
-					reg |= ROUTAB_ROUTE_CPU;
-				/* All Data and QOS data subtypes go to Encryption */
-				else if ((subtype == ROUTAB_SUBTYPE_DATA) ||
-					 (subtype == ROUTAB_SUBTYPE_DATAACK) ||
-					 (subtype == ROUTAB_SUBTYPE_DATAPOLL) ||
-					 (subtype == ROUTAB_SUBTYPE_DATAPOLLACK) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSDATA) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSDATAACK) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSDATAPOLL) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSDATAACKPOLL))
-					reg |= ROUTAB_ROUTE_ENCRY;
-/*					reg |= ROUTAB_ROUTE_CPU; */
-				/*Drop NULL and QOS NULL ack, poll and poll ack*/
-				else if ((subtype == ROUTAB_SUBTYPE_NULLACK) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSNULLACK) ||
-					 (subtype == ROUTAB_SUBTYPE_NULLPOLL) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSNULLPOLL) ||
-					 (subtype == ROUTAB_SUBTYPE_NULLPOLLACK) ||
-					 (subtype == ROUTAB_SUBTYPE_QOSNULLPOLLACK))
-/*					reg |= ROUTAB_ROUTE_DROP; */
-					reg |= ROUTAB_ROUTE_CPU;
-			} else {
-				reg |= (ROUTAB_ROUTE_CPU);
-			}
-			iowrite32(reg, ctl + AGNX_RXM_ROUTAB);
-			/* Check to verify that the status bit cleared */
-			routing_table_delay();
-		}
-	}
-	enable_receiver(priv);
-} /* routing_table_init */
-
-void tx_engine_lookup_tbl_init(struct agnx_priv *priv)
-{
-	void __iomem *data = priv->data;
-	unsigned int i;
-
-	for (i = 0; i <= 28; i += 4)
-		iowrite32(0xb00c, data + AGNX_ENGINE_LOOKUP_TBL + i);
-	for (i = 32; i <= 120; i += 8) {
-		iowrite32(0x1e58, data + AGNX_ENGINE_LOOKUP_TBL + i);
-		iowrite32(0xb00c, data + AGNX_ENGINE_LOOKUP_TBL + i + 4);
-	}
-
-	for (i = 128; i <= 156; i += 4)
-		iowrite32(0x980c, data + AGNX_ENGINE_LOOKUP_TBL + i);
-	for (i = 160; i <= 248; i += 8) {
-		iowrite32(0x1858, data + AGNX_ENGINE_LOOKUP_TBL + i);
-		iowrite32(0x980c, data + AGNX_ENGINE_LOOKUP_TBL + i + 4);
-	}
-
-	for (i = 256; i <= 284; i += 4)
-		iowrite32(0x980c, data + AGNX_ENGINE_LOOKUP_TBL + i);
-	for (i = 288; i <= 376; i += 8) {
-		iowrite32(0x1a58, data + AGNX_ENGINE_LOOKUP_TBL + i);
-		iowrite32(0x1858, data + AGNX_ENGINE_LOOKUP_TBL + i + 4);
-	}
-
-	for (i = 512; i <= 540; i += 4)
-		iowrite32(0xc00c, data + AGNX_ENGINE_LOOKUP_TBL + i);
-	for (i = 544; i <= 632; i += 8) {
-		iowrite32(0x2058, data + AGNX_ENGINE_LOOKUP_TBL + i);
-		iowrite32(0xc00c, data + AGNX_ENGINE_LOOKUP_TBL + i + 4);
-	}
-
-	for (i = 640; i <= 668; i += 4)
-		iowrite32(0xc80c, data + AGNX_ENGINE_LOOKUP_TBL + i);
-	for (i = 672; i <= 764; i += 8) {
-		iowrite32(0x2258, data + AGNX_ENGINE_LOOKUP_TBL + i);
-		iowrite32(0xc80c, data + AGNX_ENGINE_LOOKUP_TBL + i + 4);
-	}
-}
-
diff --git a/drivers/staging/agnx/table.h b/drivers/staging/agnx/table.h
deleted file mode 100644
index f0626b5ee86b..000000000000
--- a/drivers/staging/agnx/table.h
+++ /dev/null
@@ -1,10 +0,0 @@
-#ifndef AGNX_TABLE_H_
-#define AGNX_TABLE_H_
-
-void tx_fir_table_init(struct agnx_priv *priv);
-void gain_table_init(struct agnx_priv *priv);
-void monitor_gain_table_init(struct agnx_priv *priv);
-void routing_table_init(struct agnx_priv *priv);
-void tx_engine_lookup_tbl_init(struct agnx_priv *priv);
-
-#endif /* AGNX_TABLE_H_ */
diff --git a/drivers/staging/agnx/xmit.c b/drivers/staging/agnx/xmit.c
deleted file mode 100644
index 42db41070cf0..000000000000
--- a/drivers/staging/agnx/xmit.c
+++ /dev/null
@@ -1,836 +0,0 @@
-/**
- * Airgo MIMO wireless driver
- *
- * Copyright (c) 2007 Li YanBo <dreamfly281@gmail.com>
-
- * Thanks for Jeff Williams <angelbane@gmail.com> do reverse engineer
- * works and published the SPECS at http://airgo.wdwconsulting.net/mymoin
-
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- */
-
-#include <linux/pci.h>
-#include <linux/delay.h>
-#include "agnx.h"
-#include "debug.h"
-#include "phy.h"
-
-unsigned int rx_frame_cnt;
-/* unsigned int local_tx_sent_cnt = 0; */
-
-static inline void disable_rx_engine(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	iowrite32(0x100, ctl + AGNX_CIR_RXCTL);
-	/* Wait for RX Control to have the Disable Rx Interrupt (0x100) set */
-	ioread32(ctl + AGNX_CIR_RXCTL);
-}
-
-static inline void enable_rx_engine(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	iowrite32(0x80, ctl + AGNX_CIR_RXCTL);
-	ioread32(ctl + AGNX_CIR_RXCTL);
-}
-
-inline void disable_rx_interrupt(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	disable_rx_engine(priv);
-	reg = ioread32(ctl + AGNX_CIR_RXCFG);
-	reg &= ~0x20;
-	iowrite32(reg, ctl + AGNX_CIR_RXCFG);
-	ioread32(ctl + AGNX_CIR_RXCFG);
-}
-
-inline void enable_rx_interrupt(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	reg = ioread32(ctl + AGNX_CIR_RXCFG);
-	reg |= 0x20;
-	iowrite32(reg, ctl + AGNX_CIR_RXCFG);
-	ioread32(ctl + AGNX_CIR_RXCFG);
-	enable_rx_engine(priv);
-}
-
-static inline void rx_desc_init(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_desc *desc = priv->rx.desc + idx;
-	struct agnx_info *info = priv->rx.info + idx;
-
-	memset(info, 0, sizeof(*info));
-
-	info->dma_len = IEEE80211_MAX_RTS_THRESHOLD + sizeof(struct agnx_hdr);
-	info->skb = dev_alloc_skb(info->dma_len);
-	if (info->skb == NULL)
-		agnx_bug("refill err");
-
-	info->mapping = pci_map_single(priv->pdev, skb_tail_pointer(info->skb),
-				       info->dma_len, PCI_DMA_FROMDEVICE);
-	memset(desc, 0, sizeof(*desc));
-	desc->dma_addr = cpu_to_be32(info->mapping);
-	/* Set the owner to the card */
-	desc->frag = cpu_to_be32(be32_to_cpu(desc->frag) | OWNER);
-}
-
-static inline void rx_desc_reinit(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_info *info = priv->rx.info + idx;
-
-	/* Cause ieee80211 will free the skb buffer, so we needn't to free it again?! */
-	pci_unmap_single(priv->pdev, info->mapping, info->dma_len, PCI_DMA_FROMDEVICE);
-	rx_desc_init(priv, idx);
-}
-
-static inline void rx_desc_reusing(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_desc *desc = priv->rx.desc + idx;
-	struct agnx_info *info = priv->rx.info + idx;
-
-	memset(desc, 0, sizeof(*desc));
-	desc->dma_addr = cpu_to_be32(info->mapping);
-	/* Set the owner to the card */
-	desc->frag = cpu_to_be32(be32_to_cpu(desc->frag) | OWNER);
-}
-
-static void rx_desc_free(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_desc *desc = priv->rx.desc + idx;
-	struct agnx_info *info = priv->rx.info + idx;
-
-	BUG_ON(!desc || !info);
-	if (info->mapping)
-		pci_unmap_single(priv->pdev, info->mapping, info->dma_len, PCI_DMA_FROMDEVICE);
-	if (info->skb)
-		dev_kfree_skb(info->skb);
-	memset(info, 0, sizeof(*info));
-	memset(desc, 0, sizeof(*desc));
-}
-
-static inline void __tx_desc_free(struct agnx_priv *priv,
-				  struct agnx_desc *desc, struct agnx_info *info)
-{
-	BUG_ON(!desc || !info);
-	/* TODO make sure mapping, skb and len are consistency */
-	if (info->mapping)
-		pci_unmap_single(priv->pdev, info->mapping,
-				 info->dma_len, PCI_DMA_TODEVICE);
-	if (info->type == PACKET)
-		dev_kfree_skb(info->skb);
-
-	memset(info, 0, sizeof(*info));
-	memset(desc, 0, sizeof(*desc));
-}
-
-static void txm_desc_free(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_desc *desc = priv->txm.desc + idx;
-	struct agnx_info *info = priv->txm.info + idx;
-
-	__tx_desc_free(priv, desc, info);
-}
-
-static void txd_desc_free(struct agnx_priv *priv, unsigned int idx)
-{
-	struct agnx_desc *desc = priv->txd.desc + idx;
-	struct agnx_info *info = priv->txd.info + idx;
-
-	__tx_desc_free(priv, desc, info);
-}
-
-int fill_rings(struct agnx_priv *priv)
-{
-	void __iomem *ctl = priv->ctl;
-	unsigned int i;
-	u32 reg;
-	AGNX_TRACE;
-
-	priv->txd.idx_sent = priv->txm.idx_sent = 0;
-	priv->rx.idx = priv->txm.idx = priv->txd.idx = 0;
-
-	for (i = 0; i < priv->rx.size; i++)
-		rx_desc_init(priv, i);
-	for (i = 0; i < priv->txm.size; i++) {
-		memset(priv->txm.desc + i, 0, sizeof(struct agnx_desc));
-		memset(priv->txm.info + i, 0, sizeof(struct agnx_info));
-	}
-	for (i = 0; i < priv->txd.size; i++) {
-		memset(priv->txd.desc + i, 0, sizeof(struct agnx_desc));
-		memset(priv->txd.info + i, 0, sizeof(struct agnx_info));
-	}
-
-	/* FIXME Set the card RX TXM and TXD address */
-	agnx_write32(ctl, AGNX_CIR_RXCMSTART, priv->rx.dma);
-	agnx_write32(ctl, AGNX_CIR_RXCMEND, priv->txm.dma);
-
-	agnx_write32(ctl, AGNX_CIR_TXMSTART, priv->txm.dma);
-	agnx_write32(ctl, AGNX_CIR_TXMEND, priv->txd.dma);
-
-	agnx_write32(ctl, AGNX_CIR_TXDSTART, priv->txd.dma);
-	agnx_write32(ctl, AGNX_CIR_TXDEND, priv->txd.dma +
-		     sizeof(struct agnx_desc) * priv->txd.size);
-
-	/* FIXME Relinquish control of rings to card */
-	reg = agnx_read32(ctl, AGNX_CIR_BLKCTL);
-	reg &= ~0x800;
-	agnx_write32(ctl, AGNX_CIR_BLKCTL, reg);
-	return 0;
-} /* fill_rings */
-
-void unfill_rings(struct agnx_priv *priv)
-{
-	unsigned long flags;
-	unsigned int i;
-	AGNX_TRACE;
-
-	spin_lock_irqsave(&priv->lock, flags);
-
-	for (i = 0; i < priv->rx.size; i++)
-		rx_desc_free(priv, i);
-	for (i = 0; i < priv->txm.size; i++)
-		txm_desc_free(priv, i);
-	for (i = 0; i < priv->txd.size; i++)
-		txd_desc_free(priv, i);
-
-	spin_unlock_irqrestore(&priv->lock, flags);
-}
-
-/* Extract the bitrate out of a CCK PLCP header.
-   copy from bcm43xx driver */
-static inline u8 agnx_plcp_get_bitrate_cck(__be32 *phyhdr_11b)
-{
-	/* FIXME */
-	switch (*(u8 *)phyhdr_11b) {
-	case 0x0A:
-		return 0;
-	case 0x14:
-		return 1;
-	case 0x37:
-		return 2;
-	case 0x6E:
-		return 3;
-	}
-	agnx_bug("Wrong plcp rate");
-	return 0;
-}
-
-/* FIXME */
-static inline u8 agnx_plcp_get_bitrate_ofdm(__be32 *phyhdr_11g)
-{
-	u8 rate = *(u8 *)phyhdr_11g & 0xF;
-
-	printk(PFX "G mode rate is 0x%x\n", rate);
-	return rate;
-}
-
-/* FIXME */
-static void get_rx_stats(struct agnx_priv *priv, struct agnx_hdr *hdr,
-			 struct ieee80211_rx_status *stat)
-{
-	void __iomem *ctl = priv->ctl;
-	u8 *rssi;
-	u32 noise;
-	/* FIXME just for test */
-	int snr = 40;		/* signal-to-noise ratio */
-
-	memset(stat, 0, sizeof(*stat));
-	/* RSSI */
-	rssi = (u8 *)&hdr->phy_stats_lo;
-/*	stat->ssi = (rssi[0] + rssi[1] + rssi[2]) / 3; */
-	/* Noise */
-	noise = ioread32(ctl + AGNX_GCR_NOISE0);
-	noise += ioread32(ctl + AGNX_GCR_NOISE1);
-	noise += ioread32(ctl + AGNX_GCR_NOISE2);
-	stat->noise = noise / 3;
-	/* Signal quality */
-/*	snr = stat->ssi - stat->noise; */
-	if (snr >= 0 && snr < 40)
-		stat->signal = 5 * snr / 2;
-	else if (snr >= 40)
-		stat->signal = 100;
-	else
-		stat->signal = 0;
-
-
-	if (hdr->_11b0 && !hdr->_11g0) {
-		stat->rate_idx = agnx_plcp_get_bitrate_cck(&hdr->_11b0);
-	} else if (!hdr->_11b0 && hdr->_11g0) {
-		printk(PFX "RX: Found G mode packet\n");
-		stat->rate_idx = agnx_plcp_get_bitrate_ofdm(&hdr->_11g0);
-	} else
-		agnx_bug("Unknown packets type");
-
-
-	stat->band = IEEE80211_BAND_2GHZ;
-	stat->freq = agnx_channels[priv->channel - 1].center_freq;
-/*	stat->antenna = 3;
-	stat->mactime = be32_to_cpu(hdr->time_stamp);
-	stat->channel = priv->channel; */
-}
-
-static inline void combine_hdr_frag(struct ieee80211_hdr *ieeehdr,
-				    struct sk_buff *skb)
-{
-	u16 fctl;
-	unsigned int hdrlen;
-
-	fctl = le16_to_cpu(ieeehdr->frame_control);
-	hdrlen = ieee80211_hdrlen(fctl);
-	/* FIXME */
-	if (hdrlen < (2+2+6)/*minimum hdr*/ ||
-	    hdrlen > sizeof(struct ieee80211_mgmt)) {
-		printk(KERN_ERR PFX "hdr len is %d\n", hdrlen);
-		agnx_bug("Wrong ieee80211 hdr detected");
-	}
-	skb_push(skb, hdrlen);
-	memcpy(skb->data, ieeehdr, hdrlen);
-} /* combine_hdr_frag */
-
-static inline int agnx_packet_check(struct agnx_priv *priv, struct agnx_hdr *agnxhdr,
-				    unsigned packet_len)
-{
-	if (agnx_get_bits(CRC_FAIL, CRC_FAIL_SHIFT, be32_to_cpu(agnxhdr->reg1)) == 1) {
-		printk(PFX "RX: CRC check fail\n");
-		goto drop;
-	}
-	if (packet_len > 2048) {
-		printk(PFX "RX: Too long packet detected\n");
-		goto drop;
-	}
-
-	/* FIXME Just usable for Promious Mode, for Manage mode exclude FCS */
-/* 	if (packet_len - sizeof(*agnxhdr) < FCS_LEN) { */
-/* 		printk(PFX "RX: Too short packet detected\n"); */
-/* 		goto drop; */
-/* 	} */
-	return 0;
-drop:
-	priv->stats.dot11FCSErrorCount++;
-	return -1;
-}
-
-void handle_rx_irq(struct agnx_priv *priv)
-{
-	struct ieee80211_rx_status status;
-	unsigned int len;
-/*	AGNX_TRACE; */
-
-	do {
-		struct agnx_desc *desc;
-		u32 frag;
-		struct agnx_info *info;
-		struct agnx_hdr *hdr;
-		struct sk_buff *skb;
-		unsigned int i = priv->rx.idx % priv->rx.size;
-
-		desc = priv->rx.desc + i;
-		frag = be32_to_cpu(desc->frag);
-		if (frag & OWNER)
-			break;
-
-		info = priv->rx.info + i;
-		skb = info->skb;
-		hdr = (struct agnx_hdr *)(skb->data);
-
-		len = (frag & PACKET_LEN) >> PACKET_LEN_SHIFT;
-		if (agnx_packet_check(priv, hdr, len) == -1) {
-			rx_desc_reusing(priv, i);
-			continue;
-		}
-		skb_put(skb, len);
-
-		do {
-				u16 fctl;
-			fctl = le16_to_cpu(((struct ieee80211_hdr *)hdr->mac_hdr)->frame_control);
-			if ((fctl & IEEE80211_FCTL_STYPE) != IEEE80211_STYPE_BEACON)/* && !(fctl & IEEE80211_STYPE_BEACON)) */
-				dump_ieee80211_hdr((struct ieee80211_hdr *)hdr->mac_hdr, "RX");
-		} while (0);
-
-		if (hdr->_11b0 && !hdr->_11g0) {
-/*			int j;
-			u16 fctl = le16_to_cpu(((struct ieee80211_hdr *)hdr->mac_hdr)
-					       ->frame_control);
-			if ( (fctl & IEEE80211_FCTL_FTYPE) ==  IEEE80211_FTYPE_DATA) {
-				agnx_print_rx_hdr(hdr);
-				agnx_print_sta(priv, BSSID_STAID);
-				for (j = 0; j < 8; j++)
-					agnx_print_sta_tx_wq(priv, BSSID_STAID, j);
-			} */
-
-			get_rx_stats(priv, hdr, &status);
-			skb_pull(skb, sizeof(*hdr));
-			combine_hdr_frag((struct ieee80211_hdr *)hdr->mac_hdr, skb);
-		} else if (!hdr->_11b0 && hdr->_11g0) {
-/*			int j; */
-			agnx_print_rx_hdr(hdr);
-			agnx_print_sta(priv, BSSID_STAID);
-/*			for (j = 0; j < 8; j++) */
-			agnx_print_sta_tx_wq(priv, BSSID_STAID, 0);
-
-			print_hex_dump_bytes("agnx: RX_PACKET: ", DUMP_PREFIX_NONE,
-					     skb->data, skb->len + 8);
-
-/*			if (agnx_plcp_get_bitrate_ofdm(&hdr->_11g0) == 0) */
-			get_rx_stats(priv, hdr, &status);
-			skb_pull(skb, sizeof(*hdr));
-			combine_hdr_frag((struct ieee80211_hdr *)
-					 ((void *)&hdr->mac_hdr), skb);
-/*			dump_ieee80211_hdr((struct ieee80211_hdr *)skb->data, "RX G"); */
-		} else
-			agnx_bug("Unknown packets type");
-		memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
-		ieee80211_rx_irqsafe(priv->hw, skb);
-		rx_desc_reinit(priv, i);
-
-	} while (priv->rx.idx++);
-} /* handle_rx_irq */
-
-static inline void handle_tx_irq(struct agnx_priv *priv, struct agnx_ring *ring)
-{
-	struct agnx_desc *desc;
-	struct agnx_info *info;
-	unsigned int idx;
-
-	for (idx = ring->idx_sent; idx < ring->idx; idx++) {
-		unsigned int i = idx % ring->size;
-		u32  frag;
-
-		desc = ring->desc + i;
-		info = ring->info + i;
-
-		frag = be32_to_cpu(desc->frag);
-		if (frag & OWNER) {
-			if (info->type == HEADER)
-				break;
-			else
-				agnx_bug("TX error");
-		}
-
-		pci_unmap_single(priv->pdev, info->mapping, info->dma_len, PCI_DMA_TODEVICE);
-
-		do {
-/*			int j; */
-			size_t len;
-			len = info->skb->len - sizeof(struct agnx_hdr) + info->hdr_len;
-/*			if (len == 614) { */
-/*				agnx_print_desc(desc); */
-				if (info->type == PACKET) {
-/*					agnx_print_tx_hdr((struct agnx_hdr *)info->skb->data); */
-/*					agnx_print_sta_power(priv, LOCAL_STAID); */
-/*					agnx_print_sta(priv, LOCAL_STAID); */
-/*					for (j = 0; j < 8; j++) */
-/*					agnx_print_sta_tx_wq(priv, LOCAL_STAID, 0); */
-/*					agnx_print_sta_power(priv, BSSID_STAID); */
-/*					agnx_print_sta(priv, BSSID_STAID); */
-/*					for (j = 0; j < 8; j++) */
-/*					agnx_print_sta_tx_wq(priv, BSSID_STAID, 0); */
-				}
-/*			} */
-		} while (0);
-
-		if (info->type == PACKET) {
-/*			dump_txm_registers(priv);
-			dump_rxm_registers(priv);
-			dump_bm_registers(priv);
-			dump_cir_registers(priv); */
-		}
-
-		if (info->type == PACKET) {
-/*			struct ieee80211_hdr *hdr; */
-			struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(info->skb);
-
-			skb_pull(info->skb, sizeof(struct agnx_hdr));
-			memcpy(skb_push(info->skb, info->hdr_len), &info->hdr, info->hdr_len);
-
-/*			dump_ieee80211_hdr((struct ieee80211_hdr *)info->skb->data, "TX_HANDLE"); */
-/* 			print_hex_dump_bytes("agnx: TX_HANDLE: ", DUMP_PREFIX_NONE, */
-/* 					     info->skb->data, info->skb->len); */
-
-			if (!(txi->flags & IEEE80211_TX_CTL_NO_ACK))
-				txi->flags |= IEEE80211_TX_STAT_ACK;
-
-			ieee80211_tx_status_irqsafe(priv->hw, info->skb);
-
-
-/* 				info->tx_status.queue_number = (ring->size - i) / 2; */
-/* 				ieee80211_tx_status_irqsafe(priv->hw, info->skb, &(info->tx_status)); */
-/* 			} else */
-/* 				dev_kfree_skb_irq(info->skb); */
-		}
-		memset(desc, 0, sizeof(*desc));
-		memset(info, 0, sizeof(*info));
-	}
-
-	ring->idx_sent = idx;
-	/* TODO fill the priv->low_level_stats */
-
-	/* ieee80211_wake_queue(priv->hw, 0); */
-}
-
-void handle_txm_irq(struct agnx_priv *priv)
-{
-	handle_tx_irq(priv, &priv->txm);
-}
-
-void handle_txd_irq(struct agnx_priv *priv)
-{
-	handle_tx_irq(priv, &priv->txd);
-}
-
-void handle_other_irq(struct agnx_priv *priv)
-{
-/*	void __iomem *ctl = priv->ctl; */
-	u32 status = priv->irq_status;
-	void __iomem *ctl = priv->ctl;
-	u32 reg;
-
-	if (status & IRQ_TX_BEACON) {
-		iowrite32(IRQ_TX_BEACON, ctl + AGNX_INT_STAT);
-		printk(PFX "IRQ: TX Beacon control is 0X%.8X\n", ioread32(ctl + AGNX_TXM_BEACON_CTL));
-		printk(PFX "IRQ: TX Beacon rx frame num: %d\n", rx_frame_cnt);
-	}
-	if (status & IRQ_TX_RETRY) {
-		reg = ioread32(ctl + AGNX_TXM_RETRYSTAID);
-		printk(PFX "IRQ: TX Retry, RETRY STA ID is %x\n", reg);
-	}
-	if (status & IRQ_TX_ACTIVITY)
-		printk(PFX "IRQ: TX Activity\n");
-	if (status & IRQ_RX_ACTIVITY)
-		printk(PFX "IRQ: RX Activity\n");
-	if (status & IRQ_RX_X)
-		printk(PFX "IRQ: RX X\n");
-	if (status & IRQ_RX_Y) {
-		reg = ioread32(ctl + AGNX_INT_MASK);
-		reg &= ~IRQ_RX_Y;
-		iowrite32(reg, ctl + AGNX_INT_MASK);
-		iowrite32(IRQ_RX_Y, ctl + AGNX_INT_STAT);
-		printk(PFX "IRQ: RX Y\n");
-	}
-	if (status & IRQ_RX_HASHHIT)  {
-		reg = ioread32(ctl + AGNX_INT_MASK);
-		reg &= ~IRQ_RX_HASHHIT;
-		iowrite32(reg, ctl + AGNX_INT_MASK);
-		iowrite32(IRQ_RX_HASHHIT, ctl + AGNX_INT_STAT);
-		printk(PFX "IRQ: RX Hash Hit\n");
-
-	}
-	if (status & IRQ_RX_FRAME) {
-		reg = ioread32(ctl + AGNX_INT_MASK);
-		reg &= ~IRQ_RX_FRAME;
-		iowrite32(reg, ctl + AGNX_INT_MASK);
-		iowrite32(IRQ_RX_FRAME, ctl + AGNX_INT_STAT);
-		printk(PFX "IRQ: RX Frame\n");
-		rx_frame_cnt++;
-	}
-	if (status & IRQ_ERR_INT) {
-		iowrite32(IRQ_ERR_INT, ctl + AGNX_INT_STAT);
-/*		agnx_hw_reset(priv); */
-		printk(PFX "IRQ: Error Interrupt\n");
-	}
-	if (status & IRQ_TX_QUE_FULL)
-		printk(PFX "IRQ: TX Workqueue Full\n");
-	if (status & IRQ_BANDMAN_ERR)
-		printk(PFX "IRQ: Bandwidth Management Error\n");
-	if (status & IRQ_TX_DISABLE)
-		printk(PFX "IRQ: TX Disable\n");
-	if (status & IRQ_RX_IVASESKEY)
-		printk(PFX "IRQ: RX Invalid Session Key\n");
-	if (status & IRQ_REP_THHIT)
-		printk(PFX "IRQ: Replay Threshold Hit\n");
-	if (status & IRQ_TIMER1)
-		printk(PFX "IRQ: Timer1\n");
-	if (status & IRQ_TIMER_CNT)
-		printk(PFX "IRQ: Timer Count\n");
-	if (status & IRQ_PHY_FASTINT)
-		printk(PFX "IRQ: Phy Fast Interrupt\n");
-	if (status & IRQ_PHY_SLOWINT)
-		printk(PFX "IRQ: Phy Slow Interrupt\n");
-	if (status & IRQ_OTHER)
-		printk(PFX "IRQ: 0x80000000\n");
-} /* handle_other_irq */
-
-
-static inline void route_flag_set(struct agnx_hdr *txhdr)
-{
-/*	u32 reg = 0; */
-
-	/* FIXME */
-/*	reg = (0x7 << ROUTE_COMPRESSION_SHIFT) & ROUTE_COMPRESSION; */
-/*	txhdr->reg5 = cpu_to_be32(reg); */
-	txhdr->reg5 = (0xa << 0x0) | (0x7 << 0x18);
-/*	txhdr->reg5 = cpu_to_be32((0xa << 0x0) | (0x7 << 0x18)); */
-/*	txhdr->reg5 = cpu_to_be32(0x7 << 0x0); */
-}
-
-/* Return 0 if no match */
-static inline unsigned int get_power_level(unsigned int rate, unsigned int antennas_num)
-{
-	unsigned int power_level;
-
-	switch (rate) {
-	case 10:
-	case 20:
-	case 55:
-	case 60:
-	case 90:
-	case 120:
-		power_level = 22;
-		break;
-
-	case 180:
-		power_level = 19;
-		break;
-
-	case 240:
-		power_level = 18;
-		break;
-
-	case 360:
-		power_level = 16;
-		break;
-
-	case 480:
-		power_level = 15;
-		break;
-
-	case 540:
-		power_level = 14;
-		break;
-	default:
-		agnx_bug("Error rate setting\n");
-	}
-
-	if (power_level && (antennas_num == 2))
-		power_level -= 3;
-
-	return power_level;
-}
-
-static inline void fill_agnx_hdr(struct agnx_priv *priv, struct agnx_info *tx_info)
-{
-	struct agnx_hdr *txhdr = (struct agnx_hdr *)tx_info->skb->data;
-	size_t len;
-	u16 fc = le16_to_cpu(*(__le16 *)&tx_info->hdr);
-	u32 reg;
-
-	memset(txhdr, 0, sizeof(*txhdr));
-
-/*	reg = agnx_set_bits(STATION_ID, STATION_ID_SHIFT, LOCAL_STAID); */
-	reg = agnx_set_bits(STATION_ID, STATION_ID_SHIFT, BSSID_STAID);
-	reg |= agnx_set_bits(WORKQUEUE_ID, WORKQUEUE_ID_SHIFT, 0);
-	txhdr->reg4 = cpu_to_be32(reg);
-
-	/* Set the Hardware Sequence Number to 1? */
-	reg = agnx_set_bits(SEQUENCE_NUMBER, SEQUENCE_NUMBER_SHIFT, 0);
-/*	reg = agnx_set_bits(SEQUENCE_NUMBER, SEQUENCE_NUMBER_SHIFT, 1); */
-	reg |= agnx_set_bits(MAC_HDR_LEN, MAC_HDR_LEN_SHIFT, tx_info->hdr_len);
-	txhdr->reg1 = cpu_to_be32(reg);
-	/* Set the agnx_hdr's MAC header */
-	memcpy(txhdr->mac_hdr, &tx_info->hdr, tx_info->hdr_len);
-
-	reg = agnx_set_bits(ACK, ACK_SHIFT, 1);
-/*	reg = agnx_set_bits(ACK, ACK_SHIFT, 0); */
-	reg |= agnx_set_bits(MULTICAST, MULTICAST_SHIFT, 0);
-/*	reg |= agnx_set_bits(MULTICAST, MULTICAST_SHIFT, 1); */
-	reg |= agnx_set_bits(RELAY, RELAY_SHIFT, 0);
-	reg |= agnx_set_bits(TM, TM_SHIFT, 0);
-	txhdr->reg0 = cpu_to_be32(reg);
-
-	/* Set the long and short retry limits */
-	txhdr->tx.short_retry_limit = tx_info->txi->control.rates[0].count;
-	txhdr->tx.long_retry_limit = tx_info->txi->control.rates[0].count;
-
-	/* FIXME */
-	len = tx_info->skb->len - sizeof(*txhdr) + tx_info->hdr_len + FCS_LEN;
-	if (fc & IEEE80211_FCTL_PROTECTED)
-		len += 8;
-	len = 2398;
-	reg = agnx_set_bits(FRAG_SIZE, FRAG_SIZE_SHIFT, len);
-	len = tx_info->skb->len - sizeof(*txhdr);
-	reg |= agnx_set_bits(PAYLOAD_LEN, PAYLOAD_LEN_SHIFT, len);
-	txhdr->reg3 = cpu_to_be32(reg);
-
-	route_flag_set(txhdr);
-} /* fill_hdr */
-
-static void txm_power_set(struct agnx_priv *priv,
-			  struct ieee80211_tx_info *txi)
-{
-	struct agnx_sta_power power;
-	u32 reg;
-
-	/* FIXME */
-	if (txi->control.rates[0].idx < 0) {
-		/* For B mode Short Preamble */
-		reg = agnx_set_bits(PHY_MODE, PHY_MODE_SHIFT, AGNX_MODE_80211B_SHORT);
-/*		control->tx_rate = -control->tx_rate; */
-	} else
-		reg = agnx_set_bits(PHY_MODE, PHY_MODE_SHIFT, AGNX_MODE_80211G);
-/*		reg = agnx_set_bits(PHY_MODE, PHY_MODE_SHIFT, AGNX_MODE_80211B_LONG); */
-	reg |= agnx_set_bits(SIGNAL, SIGNAL_SHIFT, 0xB);
-	reg |= agnx_set_bits(RATE, RATE_SHIFT, 0xB);
-/*	reg |= agnx_set_bits(POWER_LEVEL, POWER_LEVEL_SHIFT, 15); */
-	reg |= agnx_set_bits(POWER_LEVEL, POWER_LEVEL_SHIFT, 20);
-	/* if rate < 11M set it to 0 */
-	reg |= agnx_set_bits(NUM_TRANSMITTERS, NUM_TRANSMITTERS_SHIFT, 1);
-/*	reg |= agnx_set_bits(EDCF, EDCF_SHIFT, 1); */
-/*	reg |= agnx_set_bits(TIFS, TIFS_SHIFT, 1); */
-
-	power.reg = reg;
-/*	power.reg = cpu_to_le32(reg); */
-
-/*	set_sta_power(priv, &power, LOCAL_STAID); */
-	set_sta_power(priv, &power, BSSID_STAID);
-}
-
-static inline int tx_packet_check(struct sk_buff *skb)
-{
-	unsigned int ieee_len = ieee80211_get_hdrlen_from_skb(skb);
-	if (skb->len > 2048) {
-		printk(KERN_ERR PFX "length is %d\n", skb->len);
-		agnx_bug("Too long TX skb");
-		return -1;
-	}
-	/* FIXME */
-	if (skb->len == ieee_len) {
-		printk(PFX "A strange TX packet\n");
-		return -1;
-		/* tx_faile_irqsafe(); */
-	}
-	return 0;
-}
-
-static int __agnx_tx(struct agnx_priv *priv, struct sk_buff *skb,
-		     struct agnx_ring *ring)
-{
-	struct agnx_desc *hdr_desc, *frag_desc;
-	struct agnx_info *hdr_info, *frag_info;
-	struct ieee80211_tx_info *txi = IEEE80211_SKB_CB(skb);
-	unsigned long flags;
-	unsigned int i;
-
-	spin_lock_irqsave(&priv->lock, flags);
-
-	/* The RX interrupt need be Disable until this TX packet
-	   is handled in the next tx interrupt */
-	disable_rx_interrupt(priv);
-
-	i = ring->idx;
-	ring->idx += 2;
-/*   	if (priv->txm_idx - priv->txm_idx_sent == AGNX_TXM_RING_SIZE - 2) */
-/* 		ieee80211_stop_queue(priv->hw, 0); */
-
-	/* Set agnx header's info and desc */
-	i %= ring->size;
-	hdr_desc = ring->desc + i;
-	hdr_info = ring->info + i;
-	hdr_info->hdr_len = ieee80211_get_hdrlen_from_skb(skb);
-	memcpy(&hdr_info->hdr, skb->data, hdr_info->hdr_len);
-
-	/* Add the agnx header to the front of the SKB */
-	skb_push(skb, sizeof(struct agnx_hdr) - hdr_info->hdr_len);
-
-	hdr_info->txi = txi;
-	hdr_info->dma_len = sizeof(struct agnx_hdr);
-	hdr_info->skb = skb;
-	hdr_info->type = HEADER;
-	fill_agnx_hdr(priv, hdr_info);
-	hdr_info->mapping = pci_map_single(priv->pdev, skb->data,
-					   hdr_info->dma_len, PCI_DMA_TODEVICE);
-	do {
-		u32 frag = 0;
-		frag |= agnx_set_bits(FIRST_FRAG, FIRST_FRAG_SHIFT, 1);
-		frag |= agnx_set_bits(LAST_FRAG, LAST_FRAG_SHIFT, 0);
-		frag |= agnx_set_bits(PACKET_LEN, PACKET_LEN_SHIFT, skb->len);
-		frag |= agnx_set_bits(FIRST_FRAG_LEN, FIRST_FRAG_LEN_SHIFT, 1);
-		frag |= agnx_set_bits(OWNER, OWNER_SHIFT, 1);
-		hdr_desc->frag = cpu_to_be32(frag);
-	} while (0);
-	hdr_desc->dma_addr = cpu_to_be32(hdr_info->mapping);
-
-
-	/* Set Frag's info and desc */
-	i = (i + 1) % ring->size;
-	frag_desc = ring->desc + i;
-	frag_info = ring->info + i;
-	memcpy(frag_info, hdr_info, sizeof(struct agnx_info));
-	frag_info->type = PACKET;
-	frag_info->dma_len = skb->len - hdr_info->dma_len;
-	frag_info->mapping = pci_map_single(priv->pdev, skb->data + hdr_info->dma_len,
-					    frag_info->dma_len, PCI_DMA_TODEVICE);
-	do {
-		u32 frag = 0;
-		frag |= agnx_set_bits(FIRST_FRAG, FIRST_FRAG_SHIFT, 0);
-		frag |= agnx_set_bits(LAST_FRAG, LAST_FRAG_SHIFT, 1);
-		frag |= agnx_set_bits(PACKET_LEN, PACKET_LEN_SHIFT, skb->len);
-		frag |= agnx_set_bits(SUB_FRAG_LEN, SUB_FRAG_LEN_SHIFT, frag_info->dma_len);
-		frag_desc->frag = cpu_to_be32(frag);
-	} while (0);
-	frag_desc->dma_addr = cpu_to_be32(frag_info->mapping);
-
-	txm_power_set(priv, txi);
-
-/*	do { */
-/*		int j; */
-/*		size_t len; */
-/*		len = skb->len - hdr_info->dma_len + hdr_info->hdr_len;  */
-/*		if (len == 614) { */
-/*			agnx_print_desc(hdr_desc); */
-/*			agnx_print_desc(frag_desc); */
-/*			agnx_print_tx_hdr((struct agnx_hdr *)skb->data); */
-/*			agnx_print_sta_power(priv, LOCAL_STAID); */
-/*			agnx_print_sta(priv, LOCAL_STAID); */
-/*			for (j = 0; j < 8; j++) */
-/*				agnx_print_sta_tx_wq(priv, LOCAL_STAID, j); */
-/*			agnx_print_sta_power(priv, BSSID_STAID); */
-/*			agnx_print_sta(priv, BSSID_STAID); */
-/*			for (j = 0; j < 8; j++) */
-/*				agnx_print_sta_tx_wq(priv, BSSID_STAID, j); */
-/*			} */
-/*	} while (0); */
-
-	spin_unlock_irqrestore(&priv->lock, flags);
-
-	/* FIXME ugly code */
-	/* Trigger TXM */
-	do {
-		u32 reg;
-		reg = (ioread32(priv->ctl + AGNX_CIR_TXMCTL));
-		reg |= 0x8;
-		iowrite32((reg), priv->ctl + AGNX_CIR_TXMCTL);
-	} while (0);
-
-	/* Trigger TXD */
-	do {
-		u32 reg;
-		reg = (ioread32(priv->ctl + AGNX_CIR_TXDCTL));
-		reg |= 0x8;
-		iowrite32((reg), priv->ctl + AGNX_CIR_TXDCTL);
-	} while (0);
-
-	return 0;
-}
-
-int _agnx_tx(struct agnx_priv *priv, struct sk_buff *skb)
-{
-	u16 fctl;
-
-	if (tx_packet_check(skb))
-		return 0;
-
-/*	print_hex_dump_bytes("agnx: TX_PACKET: ", DUMP_PREFIX_NONE, */
-/*			     skb->data, skb->len); */
-
-	fctl = le16_to_cpu(*((__le16 *)skb->data));
-
-	if ((fctl & IEEE80211_FCTL_FTYPE) == IEEE80211_FTYPE_DATA)
-		return __agnx_tx(priv, skb, &priv->txd);
-	else
-		return __agnx_tx(priv, skb, &priv->txm);
-}
diff --git a/drivers/staging/agnx/xmit.h b/drivers/staging/agnx/xmit.h
deleted file mode 100644
index 93ac4157e697..000000000000
--- a/drivers/staging/agnx/xmit.h
+++ /dev/null
@@ -1,250 +0,0 @@
-#ifndef AGNX_XMIT_H_
-#define AGNX_XMIT_H_
-
-#include <net/mac80211.h>
-
-struct agnx_priv;
-
-static inline u32 agnx_set_bits(u32 mask, u8 shift, u32 value)
-{
-	return (value << shift) & mask;
-}
-
-static inline u32 agnx_get_bits(u32 mask, u8 shift, u32 value)
-{
-	return (value & mask) >> shift;
-}
-
-
-struct agnx_rx {
-	__be16 rx_packet_duration; /*  RX Packet Duration */
-	__be16 replay_cnt;	/* Replay Count */
-} __attribute__((__packed__));
-
-
-struct agnx_tx {
-	u8 long_retry_limit; /* Long Retry Limit */
-	u8 short_retry_limit; /* Short Retry Limit */
-	u8 long_retry_cnt;	/* Long Retry Count */
-	u8 short_retry_cnt; /* Short Retry Count */
-} __attribute__((__packed__));
-
-
-/* Copy from bcm43xx */
-#define P4D_BYT3S(magic, nr_bytes)      u8 __p4dding##magic[nr_bytes]
-#define P4D_BYTES(line, nr_bytes)       P4D_BYT3S(line, nr_bytes)
-#define PAD_BYTES(nr_bytes)             P4D_BYTES(__LINE__, nr_bytes)
-
-#define P4D_BIT3S(magic, nr_bits)       __be32 __padding##magic:nr_bits
-#define P4D_BITS(line, nr_bits)         P4D_BIT3S(line, nr_bits)
-#define PAD_BITS(nr_bits)	        P4D_BITS(__LINE__, nr_bits)
-
-
-struct agnx_hdr {
-	__be32 reg0;
-#define RTS		        0x80000000 /* RTS */
-#define RTS_SHIFT		31
-#define MULTICAST	        0x40000000 /* multicast */
-#define MULTICAST_SHIFT		30
-#define ACK			0x30000000 /* ACK */
-#define ACK_SHIFT		28
-#define TM			0x08000000 /* TM */
-#define TM_SHIFT		27
-#define RELAY			0x04000000 /* Relay */
-#define RELAY_SHIFT		26
-/* 	PAD_BITS(4); */
-#define REVISED_FCS		0x00380000 /* revised FCS */
-#define REVISED_FCS_SHIFT	19
-#define NEXT_BUFFER_ADDR	0x0007FFFF /* Next Buffer Address */
-#define NEXT_BUFFER_ADDR_SHIFT	0
-
-	__be32 reg1;
-#define MAC_HDR_LEN		0xFC000000 /* MAC Header Length  */
-#define MAC_HDR_LEN_SHIFT	26
-#define DURATION_OVERIDE	0x02000000 /* Duration Override */
-#define DURATION_OVERIDE_SHIFT	25
-#define PHY_HDR_OVERIDE		0x01000000 /* PHY Header Override */
-#define PHY_HDR_OVERIDE_SHIFT	24
-#define CRC_FAIL		0x00800000 /* CRC fail */
-#define CRC_FAIL_SHIFT		23
-/*	PAD_BITS(1); */
-#define SEQUENCE_NUMBER		0x00200000 /* Sequence Number */
-#define SEQUENCE_NUMBER_SHIFT	21
-/*	PAD_BITS(2); */
-#define BUFF_HEAD_ADDR		0x0007FFFF /* Buffer Head Address */
-#define BUFF_HEAD_ADDR_SHIFT	0
-
-	__be32 reg2;
-#define PDU_COUNT		0xFC000000 /* PDU Count */
-#define PDU_COUNT_SHIFT		26
-/* 	PAD_BITS(3); */
-#define WEP_KEY			0x00600000 /* WEP Key # */
-#define WEP_KEY_SHIFT		21
-#define USES_WEP_KEY		0x00100000 /* Uses WEP Key */
-#define USES_WEP_KEY_SHIFT	20
-#define KEEP_ALIVE		0x00080000 /* Keep alive */
-#define KEEP_ALIVE_SHIFT	19
-#define BUFF_TAIL_ADDR		0x0007FFFF /* Buffer Tail Address */
-#define BUFF_TAIL_ADDR_SHIFT	0
-
-	__be32 reg3;
-#define CTS_11G			0x80000000	/* CTS in 11g */
-#define CTS_11G_SHIFT		31
-#define RTS_11G			0x40000000	/* RTS in 11g */
-#define RTS_11G_SHIFT		30
-/* PAD_BITS(2); */
-#define FRAG_SIZE		0x0FFF0000	/* fragment size */
-#define FRAG_SIZE_SHIFT		16
-#define PAYLOAD_LEN		0x0000FFF0	/* payload length */
-#define PAYLOAD_LEN_SHIFT	4
-#define FRAG_NUM		0x0000000F	/* number of frags */
-#define FRAG_NUM_SHIFT		0
-
-	__be32 reg4;
-/* 	PAD_BITS(4); */
-#define RELAY_STAID		0x0FFF0000 /* relayStald */
-#define RELAY_STAID_SHIFT	16
-#define STATION_ID		0x0000FFF0 /* Station ID */
-#define STATION_ID_SHIFT	4
-#define WORKQUEUE_ID		0x0000000F /* Workqueue ID */
-#define WORKQUEUE_ID_SHIFT	0
-
-	/* FIXME this register maybe is LE? */
-	__be32 reg5;
-/* 	PAD_BITS(4); */
-#define ROUTE_HOST		0x0F000000
-#define ROUTE_HOST_SHIFT	24
-#define ROUTE_CARD_CPU		0x00F00000
-#define ROUTE_CARD_CPU_SHIFT	20
-#define ROUTE_ENCRYPTION	0x000F0000
-#define ROUTE_ENCRYPTION_SHIFT	16
-#define ROUTE_TX		0x0000F000
-#define ROUTE_TX_SHIFT		12
-#define ROUTE_RX1		0x00000F00
-#define ROUTE_RX1_SHIFT		8
-#define ROUTE_RX2		0x000000F0
-#define ROUTE_RX2_SHIFT		4
-#define ROUTE_COMPRESSION	0x0000000F
-#define ROUTE_COMPRESSION_SHIFT 0
-
-	__be32 _11g0;			/* 11g */
-	__be32 _11g1;			/* 11g */
-	__be32 _11b0;			/* 11b */
-	__be32 _11b1;			/* 11b */
-	u8 mac_hdr[32];			/* MAC header */
-
-	__be16 rts_duration;		/* RTS duration */
-	__be16 last_duration;		/* Last duration */
-	__be16 sec_last_duration;	/* Second to Last duration */
-	__be16 other_duration;		/* Other duration */
-	__be16 tx_last_duration;	/* TX Last duration */
-	__be16 tx_other_duration;	/* TX Other Duration */
-	__be16 last_11g_len;		/* Length of last 11g */
-	__be16 other_11g_len;		/* Lenght of other 11g */
-
-	__be16 last_11b_len;		/* Length of last 11b */
-	__be16 other_11b_len;		/* Lenght of other 11b */
-
-
-	__be16 reg6;
-#define MBF			0xF000 /* mbf */
-#define MBF_SHIFT		12
-#define RSVD4			0x0FFF /* rsvd4 */
-#define RSVD4_SHIFT		0
-
-	__be16 rx_frag_stat;	/* RX fragmentation status */
-
-	__be32 time_stamp;	/* TimeStamp */
-	__be32 phy_stats_hi;	/* PHY stats hi */
-	__be32 phy_stats_lo;	/* PHY stats lo */
-	__be32 mic_key0;	/* MIC key 0 */
-	__be32 mic_key1;	/* MIC key 1 */
-
-	union {			/* RX/TX Union */
-		struct agnx_rx rx;
-		struct agnx_tx tx;
-	};
-
-	u8 rx_channel;		/* Recieve Channel */
-	PAD_BYTES(3);
-
-	u8 reserved[4];
-} __attribute__((__packed__));
-
-
-struct agnx_desc {
-#define PACKET_LEN		0xFFF00000
-#define PACKET_LEN_SHIFT	20
-/* ------------------------------------------------ */
-#define FIRST_PACKET_MASK	0x00080000
-#define FIRST_PACKET_MASK_SHIFT	19
-#define FIRST_RESERV2		0x00040000
-#define FIRST_RESERV2_SHIFT	18
-#define FIRST_TKIP_ERROR	0x00020000
-#define FIRST_TKIP_ERROR_SHIFT	17
-#define FIRST_TKIP_PACKET	0x00010000
-#define FIRST_TKIP_PACKET_SHIFT	16
-#define FIRST_RESERV1		0x0000F000
-#define FIRST_RESERV1_SHIFT	12
-#define FIRST_FRAG_LEN		0x00000FF8
-#define FIRST_FRAG_LEN_SHIFT	3
-/* ------------------------------------------------ */
-#define SUB_RESERV2		0x000c0000
-#define SUB_RESERV2_SHIFT	18
-#define SUB_TKIP_ERROR		0x00020000
-#define SUB_TKIP_ERROR_SHIFT	17
-#define SUB_TKIP_PACKET		0x00010000
-#define SUB_TKIP_PACKET_SHIFT	16
-#define SUB_RESERV1		0x00008000
-#define SUB_RESERV1_SHIFT	15
-#define SUB_FRAG_LEN		0x00007FF8
-#define SUB_FRAG_LEN_SHIFT	3
-/* ------------------------------------------------ */
-#define FIRST_FRAG		0x00000004
-#define FIRST_FRAG_SHIFT	2
-#define LAST_FRAG		0x00000002
-#define LAST_FRAG_SHIFT		1
-#define OWNER			0x00000001
-#define OWNER_SHIFT		0
-	__be32 frag;
-	__be32 dma_addr;
-} __attribute__((__packed__));
-
-enum {HEADER, PACKET};
-
-struct agnx_info {
-        struct sk_buff *skb;
-        dma_addr_t mapping;
-	u32 dma_len;		/* dma buffer len  */
-	/* Below fields only usful for tx */
-	u32 hdr_len;		/* ieee80211 header length */
-	unsigned int type;
-        struct ieee80211_tx_info *txi;
-        struct ieee80211_hdr hdr;
-};
-
-
-struct agnx_ring {
-	struct agnx_desc *desc;
-	dma_addr_t dma;
-	struct agnx_info *info;
-	/* Will lead to overflow when sent packet number enough? */
-	unsigned int idx;
-	unsigned int idx_sent;		/* only usful for txd and txm */
-	unsigned int size;
-};
-
-#define AGNX_RX_RING_SIZE	128
-#define AGNX_TXD_RING_SIZE	256
-#define AGNX_TXM_RING_SIZE	128
-
-void disable_rx_interrupt(struct agnx_priv *priv);
-void enable_rx_interrupt(struct agnx_priv *priv);
-int fill_rings(struct agnx_priv *priv);
-void unfill_rings(struct agnx_priv *priv);
-void handle_rx_irq(struct agnx_priv *priv);
-void handle_txd_irq(struct agnx_priv *priv);
-void handle_txm_irq(struct agnx_priv *priv);
-void handle_other_irq(struct agnx_priv *priv);
-int _agnx_tx(struct agnx_priv *priv, struct sk_buff *skb);
-#endif /* AGNX_XMIT_H_ */
diff --git a/drivers/staging/android/Kconfig b/drivers/staging/android/Kconfig
index 247194992374..eb675635ae60 100644
--- a/drivers/staging/android/Kconfig
+++ b/drivers/staging/android/Kconfig
@@ -2,6 +2,7 @@ menu "Android"
 
 config ANDROID
 	bool "Android Drivers"
+	depends on BROKEN
 	default N
 	---help---
 	  Enable support for various drivers needed on the Android platform
diff --git a/drivers/staging/b3dfg/b3dfg.c b/drivers/staging/b3dfg/b3dfg.c
index 94c5d27d24d7..cda26bb493b3 100644
--- a/drivers/staging/b3dfg/b3dfg.c
+++ b/drivers/staging/b3dfg/b3dfg.c
@@ -36,6 +36,7 @@
 #include <linux/wait.h>
 #include <linux/mm.h>
 #include <linux/uaccess.h>
+#include <linux/sched.h>
 
 static unsigned int b3dfg_nbuf = 2;
 
diff --git a/drivers/staging/comedi/Kconfig b/drivers/staging/comedi/Kconfig
index af723cb9d08f..d63c889ce557 100644
--- a/drivers/staging/comedi/Kconfig
+++ b/drivers/staging/comedi/Kconfig
@@ -1,7 +1,7 @@
 config COMEDI
 	tristate "Data acquisition support (comedi)"
 	default N
-	depends on m
+	depends on m && (PCI || PCMCIA || PCCARD || USB)
 	---help---
 	  Enable support a wide range of data acquisition devices
 	  for Linux.
diff --git a/drivers/staging/comedi/comedi_fops.c b/drivers/staging/comedi/comedi_fops.c
index f54bb9b3ee37..aaad76e0a76a 100644
--- a/drivers/staging/comedi/comedi_fops.c
+++ b/drivers/staging/comedi/comedi_fops.c
@@ -2337,7 +2337,7 @@ static int resize_async_buffer(struct comedi_device *dev,
 	}
 
 	DPRINTK("comedi%i subd %d buffer resized to %i bytes\n",
-		dev->minor, s - dev->subdevices, async->prealloc_bufsz);
+		dev->minor, (int)(s - dev->subdevices), async->prealloc_bufsz);
 	return 0;
 }
 
diff --git a/drivers/staging/comedi/drivers/cb_das16_cs.c b/drivers/staging/comedi/drivers/cb_das16_cs.c
index 12d12b43a6f1..80c0df8656f3 100644
--- a/drivers/staging/comedi/drivers/cb_das16_cs.c
+++ b/drivers/staging/comedi/drivers/cb_das16_cs.c
@@ -744,7 +744,7 @@ static int das16cs_pcmcia_attach(struct pcmcia_device *link)
 
 	/* Initialize the pcmcia_device structure */
 	/* Interrupt setup */
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 	link->irq.Handler = NULL;
 
diff --git a/drivers/staging/comedi/drivers/cb_pcidio.c b/drivers/staging/comedi/drivers/cb_pcidio.c
index 4d10bc31d461..09e6e3bdfb3e 100644
--- a/drivers/staging/comedi/drivers/cb_pcidio.c
+++ b/drivers/staging/comedi/drivers/cb_pcidio.c
@@ -53,7 +53,8 @@ Passing a zero for an option is the same as leaving it unspecified.
  * Some drivers use arrays such as this, other do not.
  */
 struct pcidio_board {
-	const char *name;	/*  anme of the board */
+	const char *name;	/*  name of the board */
+	int dev_id;
 	int n_8255;		/*  number of 8255 chips on board */
 
 	/*  indices of base address regions */
@@ -64,18 +65,21 @@ struct pcidio_board {
 static const struct pcidio_board pcidio_boards[] = {
 	{
 	 .name = "pci-dio24",
+	 .dev_id = 0x0028,
 	 .n_8255 = 1,
 	 .pcicontroler_badrindex = 1,
 	 .dioregs_badrindex = 2,
 	 },
 	{
 	 .name = "pci-dio24h",
+	 .dev_id = 0x0014,
 	 .n_8255 = 1,
 	 .pcicontroler_badrindex = 1,
 	 .dioregs_badrindex = 2,
 	 },
 	{
 	 .name = "pci-dio48h",
+	 .dev_id = 0x000b,
 	 .n_8255 = 2,
 	 .pcicontroler_badrindex = 0,
 	 .dioregs_badrindex = 1,
@@ -206,7 +210,7 @@ static int pcidio_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 			continue;
 		/*  loop through cards supported by this driver */
 		for (index = 0; index < ARRAY_SIZE(pcidio_boards); index++) {
-			if (pcidio_pci_table[index].device != pcidev->device)
+			if (pcidio_boards[index].dev_id != pcidev->device)
 				continue;
 
 			/*  was a particular bus/slot requested? */
diff --git a/drivers/staging/comedi/drivers/jr3_pci.c b/drivers/staging/comedi/drivers/jr3_pci.c
index 14bf29bf5781..0d2c2eb23b23 100644
--- a/drivers/staging/comedi/drivers/jr3_pci.c
+++ b/drivers/staging/comedi/drivers/jr3_pci.c
@@ -515,6 +515,7 @@ static struct poll_delay_t jr3_pci_poll_subdevice(struct comedi_subdevice *s)
 {
 	struct poll_delay_t result = poll_delay_min_max(1000, 2000);
 	struct jr3_pci_subdev_private *p = s->private;
+	int i;
 
 	if (p) {
 		volatile struct jr3_channel *channel = p->channel;
@@ -570,18 +571,11 @@ static struct poll_delay_t jr3_pci_poll_subdevice(struct comedi_subdevice *s)
 					       p->serial_no);
 
 					/*  Transformation all zeros */
-					transf.link[0].link_type =
-					    (enum link_types)0;
-					transf.link[0].link_amount = 0;
-					transf.link[1].link_type =
-					    (enum link_types)0;
-					transf.link[1].link_amount = 0;
-					transf.link[2].link_type =
-					    (enum link_types)0;
-					transf.link[2].link_amount = 0;
-					transf.link[3].link_type =
-					    (enum link_types)0;
-					transf.link[3].link_amount = 0;
+					for (i = 0; i < ARRAY_SIZE(transf.link); i++) {
+						transf.link[i].link_type =
+							(enum link_types)0;
+						transf.link[i].link_amount = 0;
+					}
 
 					set_transforms(channel, transf, 0);
 					use_transform(channel, 0);
diff --git a/drivers/staging/comedi/drivers/me_daq.c b/drivers/staging/comedi/drivers/me_daq.c
index 2cda7ad1d32f..80e192d2e77e 100644
--- a/drivers/staging/comedi/drivers/me_daq.c
+++ b/drivers/staging/comedi/drivers/me_daq.c
@@ -51,6 +51,7 @@ from http://www.comedi.org
 */
 
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include "../comedidev.h"
 
 #include "comedi_pci.h"
diff --git a/drivers/staging/comedi/drivers/ni_65xx.c b/drivers/staging/comedi/drivers/ni_65xx.c
index 6b118c15b49e..bbf75eb6d7f2 100644
--- a/drivers/staging/comedi/drivers/ni_65xx.c
+++ b/drivers/staging/comedi/drivers/ni_65xx.c
@@ -418,15 +418,15 @@ static int ni_65xx_dio_insn_bits(struct comedi_device *dev,
 		return -EINVAL;
 	base_bitfield_channel = CR_CHAN(insn->chanspec);
 	for (j = 0; j < max_ports_per_bitfield; ++j) {
+		const unsigned port_offset = ni_65xx_port_by_channel(base_bitfield_channel) + j;
 		const unsigned port =
-		    sprivate(s)->base_port +
-		    ni_65xx_port_by_channel(base_bitfield_channel) + j;
+		    sprivate(s)->base_port + port_offset;
 		unsigned base_port_channel;
 		unsigned port_mask, port_data, port_read_bits;
 		int bitshift;
 		if (port >= ni_65xx_total_num_ports(board(dev)))
 			break;
-		base_port_channel = port * ni_65xx_channels_per_port;
+		base_port_channel = port_offset * ni_65xx_channels_per_port;
 		port_mask = data[0];
 		port_data = data[1];
 		bitshift = base_port_channel - base_bitfield_channel;
@@ -457,6 +457,12 @@ static int ni_65xx_dio_insn_bits(struct comedi_device *dev,
 		port_read_bits =
 		    readb(private(dev)->mite->daq_io_addr + Port_Data(port));
 /* printk("read 0x%x from port %i\n", port_read_bits, port); */
+		if (s->type == COMEDI_SUBD_DO && board(dev)->invert_outputs) {
+			/* Outputs inverted, so invert value read back from
+			 * DO subdevice.  (Does not apply to boards with DIO
+			 * subdevice.) */
+			port_read_bits ^= 0xFF;
+		}
 		if (bitshift > 0) {
 			port_read_bits <<= bitshift;
 		} else {
diff --git a/drivers/staging/comedi/drivers/ni_daq_700.c b/drivers/staging/comedi/drivers/ni_daq_700.c
index 6a7797604c97..ec31a3970664 100644
--- a/drivers/staging/comedi/drivers/ni_daq_700.c
+++ b/drivers/staging/comedi/drivers/ni_daq_700.c
@@ -520,7 +520,7 @@ static int dio700_cs_attach(struct pcmcia_device *link)
 	link->priv = local;
 
 	/* Interrupt setup */
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 	link->irq.Handler = NULL;
 
diff --git a/drivers/staging/comedi/drivers/ni_daq_dio24.c b/drivers/staging/comedi/drivers/ni_daq_dio24.c
index b06e81c526e8..0700a8bddd1e 100644
--- a/drivers/staging/comedi/drivers/ni_daq_dio24.c
+++ b/drivers/staging/comedi/drivers/ni_daq_dio24.c
@@ -271,7 +271,7 @@ static int dio24_cs_attach(struct pcmcia_device *link)
 	link->priv = local;
 
 	/* Interrupt setup */
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 	link->irq.Handler = NULL;
 
diff --git a/drivers/staging/comedi/drivers/ni_labpc_cs.c b/drivers/staging/comedi/drivers/ni_labpc_cs.c
index 57aecfa883c7..a3053b8da1c6 100644
--- a/drivers/staging/comedi/drivers/ni_labpc_cs.c
+++ b/drivers/staging/comedi/drivers/ni_labpc_cs.c
@@ -246,7 +246,7 @@ static int labpc_cs_attach(struct pcmcia_device *link)
 	link->priv = local;
 
 	/* Interrupt setup */
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_FORCED_PULSE;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_FORCED_PULSE;
 	link->irq.IRQInfo1 = IRQ_INFO2_VALID | IRQ_PULSE_ID;
 	link->irq.Handler = NULL;
 
diff --git a/drivers/staging/comedi/drivers/ni_mio_common.c b/drivers/staging/comedi/drivers/ni_mio_common.c
index e3ffb067ead1..753ee0512342 100644
--- a/drivers/staging/comedi/drivers/ni_mio_common.c
+++ b/drivers/staging/comedi/drivers/ni_mio_common.c
@@ -62,6 +62,7 @@
 /* #define DEBUG_STATUS_B */
 
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include "8255.h"
 #include "mite.h"
 #include "comedi_fc.h"
diff --git a/drivers/staging/comedi/drivers/ni_mio_cs.c b/drivers/staging/comedi/drivers/ni_mio_cs.c
index b7322963cf78..9aef87fc81dc 100644
--- a/drivers/staging/comedi/drivers/ni_mio_cs.c
+++ b/drivers/staging/comedi/drivers/ni_mio_cs.c
@@ -273,7 +273,7 @@ static int cs_attach(struct pcmcia_device *link)
 {
 	link->io.Attributes1 = IO_DATA_PATH_WIDTH_16;
 	link->io.NumPorts1 = 16;
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING;
 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 	link->conf.Attributes = CONF_ENABLE_IRQ;
 	link->conf.IntType = INT_MEMORY_AND_IO;
diff --git a/drivers/staging/comedi/drivers/ni_pcidio.c b/drivers/staging/comedi/drivers/ni_pcidio.c
index 52b2eca9e73d..d544698f2414 100644
--- a/drivers/staging/comedi/drivers/ni_pcidio.c
+++ b/drivers/staging/comedi/drivers/ni_pcidio.c
@@ -70,6 +70,7 @@ comedi_nonfree_firmware tarball available from http://www.comedi.org
 /* #define DEBUG_FLAGS */
 
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include "../comedidev.h"
 
 #include "mite.h"
diff --git a/drivers/staging/comedi/drivers/ni_pcimio.c b/drivers/staging/comedi/drivers/ni_pcimio.c
index 19d87553d906..24c8b8ed5b4c 100644
--- a/drivers/staging/comedi/drivers/ni_pcimio.c
+++ b/drivers/staging/comedi/drivers/ni_pcimio.c
@@ -29,7 +29,7 @@ Devices: [National Instruments] PCI-MIO-16XE-50 (ni_pcimio),
   PCI-MIO-16XE-10, PXI-6030E, PCI-MIO-16E-1, PCI-MIO-16E-4, PCI-6014, PCI-6040E,
   PXI-6040E, PCI-6030E, PCI-6031E, PCI-6032E, PCI-6033E, PCI-6071E, PCI-6023E,
   PCI-6024E, PCI-6025E, PXI-6025E, PCI-6034E, PCI-6035E, PCI-6052E,
-  PCI-6110, PCI-6111, PCI-6220, PCI-6221, PCI-6224, PXI-6224, PCI-6225,
+  PCI-6110, PCI-6111, PCI-6220, PCI-6221, PCI-6224, PXI-6224, PCI-6225, PXI-6225,
   PCI-6229, PCI-6250, PCI-6251, PCIe-6251, PCI-6254, PCI-6259, PCIe-6259,
   PCI-6280, PCI-6281, PXI-6281, PCI-6284, PCI-6289,
   PCI-6711, PXI-6711, PCI-6713, PXI-6713,
@@ -179,6 +179,7 @@ static DEFINE_PCI_DEVICE_TABLE(ni_pci_table) = {
 	PCI_VENDOR_ID_NATINST, 0x70f2, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_NATINST, 0x710d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_NATINST, 0x716c, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
+	PCI_VENDOR_ID_NATINST, 0x716d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_NATINST, 0x717f, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_NATINST, 0x71bc, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
 	PCI_VENDOR_ID_NATINST, 0x717d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0}, {
@@ -953,6 +954,25 @@ static const struct ni_board_struct ni_boards[] = {
 	 .has_8255 = 0,
 	 },
 	{
+	 .device_id = 0x716d,
+	 .name = "pxi-6225",
+	 .n_adchan = 80,
+	 .adbits = 16,
+	 .ai_fifo_depth = 4095,
+	 .gainlkup = ai_gain_622x,
+	 .ai_speed = 4000,
+	 .n_aochan = 2,
+	 .aobits = 16,
+	 .ao_fifo_depth = 8191,
+	 .ao_range_table = &range_ni_M_622x_ao,
+	 .reg_type = ni_reg_622x,
+	 .ao_unipolar = 0,
+	 .ao_speed = 1200,
+	 .num_p0_dio_channels = 32,
+	 .caldac = {caldac_none},
+	 .has_8255 = 0,
+	},
+	{
 	 .device_id = 0x70aa,
 	 .name = "pci-6229",
 	 .n_adchan = 32,
diff --git a/drivers/staging/comedi/drivers/quatech_daqp_cs.c b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
index f63bdc35cffd..344b82353e08 100644
--- a/drivers/staging/comedi/drivers/quatech_daqp_cs.c
+++ b/drivers/staging/comedi/drivers/quatech_daqp_cs.c
@@ -1079,7 +1079,7 @@ static int daqp_cs_attach(struct pcmcia_device *link)
 	link->priv = local;
 
 	/* Interrupt setup */
-	link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT;
+	link->irq.Attributes = IRQ_TYPE_DYNAMIC_SHARING | IRQ_HANDLE_PRESENT;
 	link->irq.IRQInfo1 = IRQ_LEVEL_ID;
 	link->irq.Handler = daqp_interrupt;
 	link->irq.Instance = local;
diff --git a/drivers/staging/comedi/drivers/s526.c b/drivers/staging/comedi/drivers/s526.c
index b89e1ec267c5..07c21e686f27 100644
--- a/drivers/staging/comedi/drivers/s526.c
+++ b/drivers/staging/comedi/drivers/s526.c
@@ -43,6 +43,7 @@ comedi_config /dev/comedi0 s526 0x2C0,0x3
 
 #include "../comedidev.h"
 #include <linux/ioport.h>
+#include <asm/byteorder.h>
 
 #define S526_SIZE 64
 
@@ -113,6 +114,7 @@ static const int s526_ports[] = {
 };
 
 struct counter_mode_register_t {
+#if defined (__LITTLE_ENDIAN_BITFIELD)
 	unsigned short coutSource:1;
 	unsigned short coutPolarity:1;
 	unsigned short autoLoadResetRcap:3;
@@ -124,12 +126,27 @@ struct counter_mode_register_t {
 	unsigned short outputRegLatchCtrl:1;
 	unsigned short preloadRegSel:1;
 	unsigned short reserved:1;
+ #elif defined(__BIG_ENDIAN_BITFIELD)
+	unsigned short reserved:1;
+	unsigned short preloadRegSel:1;
+	unsigned short outputRegLatchCtrl:1;
+	unsigned short countDirCtrl:1;
+	unsigned short countDir:1;
+	unsigned short clockSource:2;
+	unsigned short ctEnableCtrl:2;
+	unsigned short hwCtEnableSource:2;
+	unsigned short autoLoadResetRcap:3;
+	unsigned short coutPolarity:1;
+	unsigned short coutSource:1;
+#else
+#error Unknown bit field order
+#endif
 };
 
-union {
+union cmReg {
 	struct counter_mode_register_t reg;
 	unsigned short value;
-} cmReg;
+};
 
 #define MAX_GPCT_CONFIG_DATA 6
 
@@ -285,6 +302,7 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	int i, n;
 /* short value; */
 /* int subdev_channel = 0; */
+	union cmReg cmReg;
 
 	printk("comedi%d: s526: ", dev->minor);
 
@@ -375,7 +393,7 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	if (thisboard->have_dio) {
 		s->type = COMEDI_SUBD_DIO;
 		s->subdev_flags = SDF_READABLE | SDF_WRITABLE;
-		s->n_chan = 2;
+		s->n_chan = 8;
 		s->maxdata = 1;
 		s->range_table = &range_digital;
 		s->insn_bits = s526_dio_insn_bits;
@@ -435,11 +453,11 @@ static int s526_attach(struct comedi_device *dev, struct comedi_devconfig *it)
 	udelay(1000);
 	printk("Read back mode reg=0x%04x\n", inw(ADDR_CHAN_REG(REG_C0M, n)));
 
-	/*  Load the pre-laod register high word */
+	/*  Load the pre-load register high word */
 /* value = (short) (0x55); */
 /* outw(value, ADDR_CHAN_REG(REG_C0H, n)); */
 
-	/*  Load the pre-laod register low word */
+	/*  Load the pre-load register low word */
 /* value = (short)(0xaa55); */
 /* outw(value, ADDR_CHAN_REG(REG_C0L, n)); */
 
@@ -516,6 +534,7 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 	int subdev_channel = CR_CHAN(insn->chanspec);	/*  Unpack chanspec */
 	int i;
 	short value;
+	union cmReg cmReg;
 
 /* printk("s526: GPCT_INSN_CONFIG: Configuring Channel %d\n", subdev_channel); */
 
@@ -568,19 +587,8 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 
 #if 1
 		/*  Set Counter Mode Register */
-		cmReg.reg.coutSource = 0;	/*  out RCAP */
-		cmReg.reg.coutPolarity = 0;	/*  Polarity inverted */
-		cmReg.reg.autoLoadResetRcap = 0;	/*  Auto load disabled */
-		cmReg.reg.hwCtEnableSource = 2;	/*  NOT RCAP */
-		cmReg.reg.ctEnableCtrl = 1;	/*  1: Software,  >1 : Hardware */
-		cmReg.reg.clockSource = 3;	/*  x4 */
-		cmReg.reg.countDir = 0;	/*  up */
-		cmReg.reg.countDirCtrl = 0;	/*  quadrature */
-		cmReg.reg.outputRegLatchCtrl = 0;	/*  latch on read */
-		cmReg.reg.preloadRegSel = 0;	/*  PR0 */
-		cmReg.reg.reserved = 0;
+		cmReg.value = insn->data[1] & 0xFFFF;
 
-		/*  Set Counter Mode Register */
 /* printk("s526: Counter Mode register=%x\n", cmReg.value); */
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
@@ -615,11 +623,11 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 		cmReg.value = (short)(insn->data[1] & 0xFFFF);
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
-		/*  Load the pre-laod register high word */
+		/*  Load the pre-load register high word */
 		value = (short)((insn->data[2] >> 16) & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
 
-		/*  Load the pre-laod register low word */
+		/*  Load the pre-load register low word */
 		value = (short)(insn->data[2] & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
 
@@ -653,11 +661,11 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 		cmReg.reg.preloadRegSel = 0;	/*  PR0 */
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
-		/*  Load the pre-laod register 0 high word */
+		/*  Load the pre-load register 0 high word */
 		value = (short)((insn->data[2] >> 16) & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
 
-		/*  Load the pre-laod register 0 low word */
+		/*  Load the pre-load register 0 low word */
 		value = (short)(insn->data[2] & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
 
@@ -666,17 +674,17 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 		cmReg.reg.preloadRegSel = 1;	/*  PR1 */
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
-		/*  Load the pre-laod register 1 high word */
+		/*  Load the pre-load register 1 high word */
 		value = (short)((insn->data[3] >> 16) & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
 
-		/*  Load the pre-laod register 1 low word */
+		/*  Load the pre-load register 1 low word */
 		value = (short)(insn->data[3] & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
 
 		/*  Write the Counter Control Register */
-		if (insn->data[3] != 0) {
-			value = (short)(insn->data[3] & 0xFFFF);
+		if (insn->data[4] != 0) {
+			value = (short)(insn->data[4] & 0xFFFF);
 			outw(value, ADDR_CHAN_REG(REG_C0C, subdev_channel));
 		}
 		break;
@@ -698,11 +706,11 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 		cmReg.reg.preloadRegSel = 0;	/*  PR0 */
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
-		/*  Load the pre-laod register 0 high word */
+		/*  Load the pre-load register 0 high word */
 		value = (short)((insn->data[2] >> 16) & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
 
-		/*  Load the pre-laod register 0 low word */
+		/*  Load the pre-load register 0 low word */
 		value = (short)(insn->data[2] & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
 
@@ -711,17 +719,17 @@ static int s526_gpct_insn_config(struct comedi_device *dev,
 		cmReg.reg.preloadRegSel = 1;	/*  PR1 */
 		outw(cmReg.value, ADDR_CHAN_REG(REG_C0M, subdev_channel));
 
-		/*  Load the pre-laod register 1 high word */
+		/*  Load the pre-load register 1 high word */
 		value = (short)((insn->data[3] >> 16) & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0H, subdev_channel));
 
-		/*  Load the pre-laod register 1 low word */
+		/*  Load the pre-load register 1 low word */
 		value = (short)(insn->data[3] & 0xFFFF);
 		outw(value, ADDR_CHAN_REG(REG_C0L, subdev_channel));
 
 		/*  Write the Counter Control Register */
-		if (insn->data[3] != 0) {
-			value = (short)(insn->data[3] & 0xFFFF);
+		if (insn->data[4] != 0) {
+			value = (short)(insn->data[4] & 0xFFFF);
 			outw(value, ADDR_CHAN_REG(REG_C0C, subdev_channel));
 		}
 		break;
@@ -741,6 +749,7 @@ static int s526_gpct_winsn(struct comedi_device *dev,
 {
 	int subdev_channel = CR_CHAN(insn->chanspec);	/*  Unpack chanspec */
 	short value;
+	union cmReg cmReg;
 
 	printk("s526: GPCT_INSN_WRITE on channel %d\n", subdev_channel);
 	cmReg.value = inw(ADDR_CHAN_REG(REG_C0M, subdev_channel));
@@ -775,9 +784,8 @@ static int s526_gpct_winsn(struct comedi_device *dev,
 			(devpriv->s526_gpct_config[subdev_channel]).data[1] =
 			    insn->data[1];
 		} else {
-			printk("%d \t %d\n", insn->data[1], insn->data[2]);
-			printk
-			    ("s526: INSN_WRITE: PTG: Problem with Pulse params\n");
+			printk("s526: INSN_WRITE: PTG: Problem with Pulse params -> %d %d\n",
+				insn->data[0], insn->data[1]);
 			return -EINVAL;
 		}
 
@@ -949,7 +957,7 @@ static int s526_dio_insn_bits(struct comedi_device *dev,
 	data[1] = inw(ADDR_REG(REG_DIO)) & 0xFF;	/*  low 8 bits are the data */
 	/* or we could just return the software copy of the output values if
 	 * it was a purely digital output subdevice */
-	/* data[1]=s->state; */
+	/* data[1]=s->state & 0xFF; */
 
 	return 2;
 }
@@ -959,28 +967,33 @@ static int s526_dio_insn_config(struct comedi_device *dev,
 				struct comedi_insn *insn, unsigned int *data)
 {
 	int chan = CR_CHAN(insn->chanspec);
-	short value;
+	int group, mask;
 
 	printk("S526 DIO insn_config\n");
 
-	if (insn->n != 1)
-		return -EINVAL;
-
-	value = inw(ADDR_REG(REG_DIO));
-
 	/* The input or output configuration of each digital line is
 	 * configured by a special insn_config instruction.  chanspec
 	 * contains the channel to be changed, and data[0] contains the
 	 * value COMEDI_INPUT or COMEDI_OUTPUT. */
 
-	if (data[0] == COMEDI_OUTPUT) {
-		value |= 1 << (chan + 10);	/*  bit 10/11 set the group 1/2's mode */
-		s->io_bits |= (0xF << chan);
-	} else {
-		value &= ~(1 << (chan + 10));	/*  1 is output, 0 is input. */
-		s->io_bits &= ~(0xF << chan);
+	group = chan >> 2;
+	mask = 0xF << (group << 2);
+	switch (data[0]) {
+	case INSN_CONFIG_DIO_OUTPUT:
+		s->state |= 1 << (group + 10);  // bit 10/11 set the group 1/2's mode
+		s->io_bits |= mask;
+		break;
+	case INSN_CONFIG_DIO_INPUT:
+		s->state &= ~(1 << (group + 10));// 1 is output, 0 is input.
+		s->io_bits &= ~mask;
+		break;
+	case INSN_CONFIG_DIO_QUERY:
+		data[1] = (s->io_bits & mask) ? COMEDI_OUTPUT : COMEDI_INPUT;
+		return insn->n;
+	default:
+		return -EINVAL;
 	}
-	outw(value, ADDR_REG(REG_DIO));
+	outw(s->state, ADDR_REG(REG_DIO));
 
 	return 1;
 }
diff --git a/drivers/staging/comedi/drivers/serial2002.c b/drivers/staging/comedi/drivers/serial2002.c
index a21967983942..82aa86e718b2 100644
--- a/drivers/staging/comedi/drivers/serial2002.c
+++ b/drivers/staging/comedi/drivers/serial2002.c
@@ -35,6 +35,7 @@ Status: in development
 
 #include <linux/delay.h>
 #include <linux/ioport.h>
+#include <linux/sched.h>
 
 #include <asm/termios.h>
 #include <asm/ioctls.h>
diff --git a/drivers/staging/cowloop/Kconfig b/drivers/staging/cowloop/Kconfig
deleted file mode 100644
index 58d2a23bd2c1..000000000000
--- a/drivers/staging/cowloop/Kconfig
+++ /dev/null
@@ -1,16 +0,0 @@
-config COWLOOP
-	tristate "copy-on-write pseudo Block Driver"
-	depends on BLOCK
-	default n
-	---help---
-	  Cowloop is a "copy-on-write" pseudo block driver. It can be
-	  stacked on top of a "real" block driver, and catches all write
-	  operations on their way from the file systems layer above to
-	  the real driver below, effectively shielding the lower driver
-	  from those write accesses. The requests are then diverted to
-	  an ordinary file, located somewhere else (configurable). Later
-	  read requests are checked to see whether they can be serviced
-	  by the "real" block driver below, or must be pulled in from
-	  the diverted location. More information and userspace tools to
-	  use the driver are on the project's website
-	  http://www.ATComputing.nl/cowloop/
diff --git a/drivers/staging/cowloop/Makefile b/drivers/staging/cowloop/Makefile
deleted file mode 100644
index 2b6b81a63d21..000000000000
--- a/drivers/staging/cowloop/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-obj-$(CONFIG_COWLOOP)	+= cowloop.o
diff --git a/drivers/staging/cowloop/TODO b/drivers/staging/cowloop/TODO
deleted file mode 100644
index 9399d1c16e15..000000000000
--- a/drivers/staging/cowloop/TODO
+++ /dev/null
@@ -1,11 +0,0 @@
-TODO:
-	- checkpatch.pl cleanups
-	- run sparse to ensure clean
-	- fix up 32/64bit ioctl issues
-	- move proc file usage to debugfs
-	- audit ioctls
-	- add documentation
-	- get linux-fsdevel to review it
-
-Please send patches to "H.J. Thomassen" <hjt@ATComputing.nl> and
-Greg Kroah-Hartman <gregkh@suse.de>
diff --git a/drivers/staging/cowloop/cowloop.c b/drivers/staging/cowloop/cowloop.c
deleted file mode 100644
index a71c743a1196..000000000000
--- a/drivers/staging/cowloop/cowloop.c
+++ /dev/null
@@ -1,2842 +0,0 @@
-/*
-**       COWLOOP block device driver (2.6 kernel compliant)
-** =======================================================================
-** Read-write loop-driver with copy-on-write functionality.
-**
-** Synopsis:
-**
-**     modprobe cowloop [maxcows=..] [rdofile=..... cowfile=.... [option=r]]
-**
-** Definition of number of configured cowdevices:
-**   maxcows=	number of configured cowdevices (default: 16)
-** (do not confuse this with MAXCOWS: absolute maximum as compiled)
-**
-** One pair of filenames can be supplied during insmod/modprobe to open
-** the first cowdevice:
-**   rdofile=	read-only file (or filesystem)
-**   cowfile=	storage-space for modified blocks of read-only file(system)
-**   option=r	repair cowfile automatically if it appears to be dirty
-**
-** Other cowdevices can be activated via the command "cowdev"
-** whenever the cowloop-driver is loaded.
-**
-** The read-only file may be of type 'regular' or 'block-device'.
-**
-** The cowfile must be of type 'regular'.
-** If an existing regular file is used as cowfile, its contents will be
-** used again for the current read-only file. When the cowfile has not been
-** closed properly during a previous session (i.e. rmmod cowloop), the
-** cowloop-driver refuses to open it unless the parameter "option=r" is
-** specified.
-**
-** Layout of cowfile:
-**
-** 	+-----------------------------+
-**	|       cow head block        |   MAPUNIT bytes
-**	|-----------------------------|
-**	|                             |   MAPUNIT bytes
-**	|---                       ---|
-**	|                             |   MAPUNIT bytes
-**	|---                       ---|
-**	|      used-block bitmap      |   MAPUNIT bytes
-**	|-----------------------------|
-**	|  gap to align start-offset  |
-**	|        to 4K multiple       |
-**	|-----------------------------|  <---- start-offset cow blocks
-**	|                             |
-**      |    written cow blocks       |   MAPUNIT bytes
-**      |          .....              |
-**
-** 	cowhead block:
-**   	  - contains general info about the rdofile which is related
-** 	    to this cowfile
-**
-** 	used-block bitmap:
-** 	  - contains one bit per block with a size of MAPUNIT bytes
-** 	  - bit-value '1' = block has been written on cow
-** 	              '0' = block unused on cow
-** 	  - total bitmap rounded to multiples of MAPUNIT
-**
-** ============================================================================
-** Author:             Gerlof Langeveld - AT Computing (March 2003)
-** Current maintainer: Hendrik-Jan Thomassen - AT Computing (Summer 2006)
-** Email:              hjt@ATComputing.nl
-** ----------------------------------------------------------------------------
-** Copyright (C) 2003-2009 AT Consultancy
-**
-** This program is free software; you can redistribute it and/or modify it
-** under the terms of the GNU General Public License as published by the
-** Free Software Foundation; either version 2, or (at your option) any
-** later version.
-**
-** This program is distributed in the hope that it will be useful, but
-** WITHOUT ANY WARRANTY; without even the implied warranty of
-** MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
-** See the GNU General Public License for more details.
-**
-** You should have received a copy of the GNU General Public License
-** along with this program; if not, write to the Free Software
-** Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
-** ----------------------------------------------------------------------------
-**
-** Major modifications:
-**
-** 	200405	Ported to kernel-version 2.6		Hendrik-Jan Thomassen
-**	200405	Added cowhead to cowfile to garantee
-**		consistency with read-only file		Gerlof Langeveld
-**	200405	Postponed flushing of bitmaps to improve
-**		performance. 				Gerlof Langeveld
-**	200405	Inline recovery for dirty cowfiles.	Gerlof Langeveld
-**	200502	Redesign to support more cowdevices.	Gerlof Langeveld
-**	200502	Support devices/file > 2 Gbytes.	Gerlof Langeveld
-**	200507	Check for free space to expand cowfile.	Gerlof Langeveld
-**	200902  Upgrade for kernel 2.6.28               Hendrik-Jan Thomassen
-**
-** Inspired by
-**    loop.c  by Theodore Ts'o and
-**    cloop.c by Paul `Rusty' Russell & Klaus Knopper.
-**
-** Design-considerations:
-**
-**   For the first experiments with the cowloop-driver, the request-queue
-**   made use of the do_generic_file_read() which worked fine except
-**   in combination with the cloop-driver; that combination
-**   resulted in a non-interruptible hangup of the system during
-**   heavy load. Other experiments using the `make_request' interface also
-**   resulted in unpredictable system hangups (with proper use of spinlocks).
-**
-**   To overcome these problems, the cowloop-driver starts a kernel-thread
-**   for every active cowdevice.
-**   All read- and write-request on the read-only file and copy-on-write file
-**   are handled in the context of that thread.
-**   A scheme has been designed to wakeup the kernel-thread as
-**   soon as I/O-requests are available in the request-queue; this thread
-**   handles the requests one-by-one by calling the proper read- or
-**   write-function related to the open read-only file or copy-on-write file.
-**   When all pending requests have been handled, the kernel-thread goes
-**   back to sleep-state.
-**   This approach requires some additional context-switches; however the
-**   performance loss during heavy I/O is less than 3%.
-**
-** -------------------------------------------------------------------------*/
-/* The following is the cowloop package version number. It must be
-   identical to the content of the include-file "version.h" that is
-   used in all supporting utilities:                                  */
-char revision[] = "$Revision: 3.1 $"; /* cowlo_init_module() has
-			     assumptions about this string's format   */
-
-/* Note that the following numbers are *not* the cowloop package version
-   numbers, but separate revision history numbers to track the
-   modifications of this particular source file:                      */
-/* $Log: cowloop.c,v $
-**
-** Revision 1.30  2009/02/08 hjt
-** Integrated earlier fixes
-** Upgraded to kernel 2.6.28 (thanks Jerome Poulin)
-**
-** Revision 1.29  2006/12/03 22:12:00  hjt
-** changed 'cowdevlock' from spinlock to semaphore, to avoid
-** "scheduling while atomic". Contributed by Juergen Christ.
-** Added version.h again
-**
-** Revision 1.28  2006/08/16 16:00:00  hjt
-** malloc each individual cowloopdevice struct separately
-**
-** Revision 1.27  2006/03/14 14:57:03  root
-** Removed include version.h
-**
-** Revision 1.26  2005/08/08 11:22:48  root
-** Implement possibility to close a cow file or reopen a cowfile read-only.
-**
-** Revision 1.25  2005/08/03 14:00:39  root
-** Added modinfo info to driver.
-**
-** Revision 1.24  2005/07/21 06:14:53  root
-** Cosmetic changes source code.
-**
-** Revision 1.23  2005/07/20 13:07:32  root
-** Supply ioctl to write watchdog program to react on lack of cowfile space.
-**
-** Revision 1.22  2005/07/20 07:53:34  root
-** Regular verification of free space in filesystem holding the cowfile
-** (give warnings whenever space is almost exhausted).
-** Terminology change: checksum renamed to fingerprint.
-**
-** Revision 1.21  2005/07/19 09:21:52  root
-** Removing maximum limit of 16 Gb per cowdevice.
-**
-** Revision 1.20  2005/07/19 07:50:33  root
-** Minor bugfixes and cosmetic changes.
-**
-** Revision 1.19  2005/06/10 12:29:55  root
-** Removed lock/unlock operation from cowlo_open().
-**
-** Revision 1.18  2005/05/09 12:56:26  root
-** Allow a cowdevice to be open more than once
-** (needed for support of ReiserFS and XFS).
-**
-** Revision 1.17  2005/03/17 14:36:16  root
-** Fixed some license issues.
-**
-** Revision 1.16  2005/03/07 14:42:05  root
-** Only allow one parallel open per cowdevice.
-**
-** Revision 1.15  2005/02/18 11:52:04  gerlof
-** Redesign to support more than one cowdevice > 2 Gb space.
-**
-** Revision 1.14  2004/08/17 14:19:16  gerlof
-** Modified output of /proc/cowloop.
-**
-** Revision 1.13  2004/08/16 07:21:10  gerlof
-** Separate statistical counter for read on rdofile and cowfile.
-**
-** Revision 1.12  2004/08/11 06:52:11  gerlof
-** Modified messages.
-**
-** Revision 1.11  2004/08/11 06:44:11  gerlof
-** Modified log messages.
-**
-** Revision 1.10  2004/08/10 12:27:27  gerlof
-** Cosmetic changes.
-**
-** Revision 1.9  2004/08/09 11:43:37  gerlof
-** Removed double definition of major number (COWMAJOR).
-**
-** Revision 1.8  2004/08/09 08:03:39  gerlof
-** Cleanup of messages.
-**
-** Revision 1.7  2004/05/27 06:37:33  gerlof
-** Modified /proc message.
-**
-** Revision 1.6  2004/05/26 21:23:28  gerlof
-** Modified /proc output.
-**
-** Revision 1.5  2004/05/26 13:23:34  gerlof
-** Support cowsync to force flushing the bitmaps and cowhead.
-**
-** Revision 1.4  2004/05/26 11:11:10  gerlof
-** Updated the comment to the actual situation.
-**
-** Revision 1.3  2004/05/26 10:50:00  gerlof
-** Implemented recovery-option.
-**
-** Revision 1.2  2004/05/25 15:14:41  gerlof
-** Modified bitmap flushing strategy.
-**
-*/
-
-#define COWMAJOR	241
-
-// #define COWDEBUG
-
-#ifdef 	COWDEBUG
-#define DEBUGP		printk
-#define DCOW		KERN_ALERT
-#else
-#define DEBUGP(format, x...)
-#endif
-
-#include <linux/types.h>
-#include <linux/autoconf.h>
-#ifndef AUTOCONF_INCLUDED
-#include <linux/config.h>
-#endif
-#include <linux/module.h>
-#include <linux/version.h>
-#include <linux/moduleparam.h>
-#include <linux/init.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/major.h>
-#include <linux/sched.h>
-#include <linux/fs.h>
-#include <linux/file.h>
-#include <linux/stat.h>
-#include <linux/vmalloc.h>
-#include <linux/slab.h>
-#include <linux/semaphore.h>
-#include <asm/uaccess.h>
-#include <linux/proc_fs.h>
-#include <linux/blkdev.h>
-#include <linux/buffer_head.h>
-#include <linux/hdreg.h>
-#include <linux/genhd.h>
-#include <linux/statfs.h>
-
-#include "cowloop.h"
-
-MODULE_LICENSE("GPL");
-/* MODULE_AUTHOR("Gerlof Langeveld <gerlof@ATComputing.nl>");     obsolete address */
-MODULE_AUTHOR("Hendrik-Jan Thomassen <hjt@ATComputing.nl>"); /* current maintainer */
-MODULE_DESCRIPTION("Copy-on-write loop driver");
-MODULE_PARM_DESC(maxcows, " Number of configured cowdevices (default 16)");
-MODULE_PARM_DESC(rdofile, " Read-only file for /dev/cow/0");
-MODULE_PARM_DESC(cowfile, " Cowfile for /dev/cow/0");
-MODULE_PARM_DESC(option, "  Repair cowfile if inconsistent: option=r");
-
-#define DEVICE_NAME	"cow"
-
-#define	DFLCOWS		16		/* default cowloop devices	*/
-
-static int maxcows = DFLCOWS;
-module_param(maxcows, int, 0);
-static char *rdofile = "";
-module_param(rdofile, charp, 0);
-static char *cowfile = "";
-module_param(cowfile, charp, 0);
-static char *option = "";
-module_param(option, charp, 0);
-
-/*
-** per cowdevice several bitmap chunks are allowed of MAPCHUNKSZ each
-**
-** each bitmap chunk can describe MAPCHUNKSZ * 8 * MAPUNIT bytes of data
-** suppose:
-**	MAPCHUNKSZ 4096 and MAPUNIT 1024 --> 4096 * 8 * 1024 = 32 Mb per chunk
-*/
-#define	MAPCHUNKSZ	4096	/* #bytes per bitmap chunk  (do not change)  */
-
-#define SPCMINBLK	100	/* space threshold to give warning messages  */
-#define SPCDFLINTVL	16	/* once every SPCDFLINTVL writes to cowfile, */
-				/* available space in filesystem is checked  */
-
-#define	CALCMAP(x)	((x)/(MAPCHUNKSZ*8))
-#define	CALCBYTE(x)	(((x)%(MAPCHUNKSZ*8))>>3)
-#define	CALCBIT(x)	((x)&7)
-
-#define ALLCOW		1
-#define ALLRDO		2
-#define MIXEDUP		3
-
-static char	allzeroes[MAPUNIT];
-
-/*
-** administration per cowdevice (pair of cowfile/rdofile)
-*/
-
-/* bit-values for state */
-#define	COWDEVOPEN	0x01	/* cowdevice opened                          */
-#define	COWRWCOWOPEN	0x02	/* cowfile opened read-write                 */
-#define	COWRDCOWOPEN	0x04	/* cowfile opened read-only                  */
-#define	COWWATCHDOG	0x08 	/* ioctl for watchdog cowfile space active   */
-
-#define	COWCOWOPEN	(COWRWCOWOPEN|COWRDCOWOPEN)
-
-struct cowloop_device
-{
-	/*
-	** current status
-	*/
-	int		state;			/* bit-values (see above)    */
-	int		opencnt;		/* # opens for cowdevice     */
-
-        /*
-	** open file pointers
-	*/
-        struct file  	*rdofp,   *cowfp;	/* open file pointers        */
-	char		*rdoname, *cowname;	/* file names                */
-
-	/*
-	** request queue administration
-	*/
-	struct request_queue	*rqueue;
-	spinlock_t		rqlock;
-	struct gendisk		*gd;
-
-	/*
-	** administration about read-only file
-	*/
-	unsigned int	     numblocks;	/* # blocks input file in MAPUNIT    */
-	unsigned int	     blocksz;   /* minimum unit to access this dev   */
-	unsigned long	     fingerprint; /* fingerprint of current rdofile  */
-	struct block_device  *belowdev;	/* block device below us             */
-	struct gendisk       *belowgd;  /* gendisk for blk dev below us      */
-	struct request_queue *belowq;	/* req. queue of blk dev below us    */
-
-	/*
-	** bitmap administration to register which blocks are modified
-	*/
-	long int	mapsize;	/* total size of bitmap (bytes)      */
-	long int	mapremain;	/* remaining bytes in last bitmap    */
-	int		mapcount;       /* number of bitmaps in use          */
-	char 		**mapcache;	/* area with pointers to bitmaps     */
-
-	char		*iobuf;		/* databuffer of MAPUNIT bytes       */
-	struct cowhead	*cowhead;	/* buffer containing cowhead         */
-
-	/*
-	** administration for interface with the kernel-thread
-	*/
-	int		pid;		/* pid==0: no thread available       */
-	struct request	*req;		/* request to be handled now         */
-	wait_queue_head_t waitq;	/* wait-Q: thread waits for work     */
-	char		closedown;	/* boolean: thread exit required     */
-	char		qfilled;	/* boolean: I/O request pending      */
-	char		iobusy;		/* boolean: req under treatment      */
-
-	/*
-	** administration to keep track of free space in cowfile filesystem
-	*/
-	unsigned long	blksize;	/* block size of fs (bytes)          */
-	unsigned long	blktotal;	/* recent total space in fs (blocks) */
-	unsigned long	blkavail;	/* recent free  space in fs (blocks) */
-
-	wait_queue_head_t watchq;	/* wait-Q: watcher awaits threshold  */
-	unsigned long	watchthresh;	/* threshold of watcher (blocks)     */
-
-	/*
-	** statistical counters
-	*/
-	unsigned long	rdoreads;	/* number of  read-actions rdo       */
-	unsigned long	cowreads;	/* number of  read-actions cow       */
-	unsigned long	cowwrites;	/* number of write-actions           */
-	unsigned long	nrcowblocks;	/* number of blocks in use on cow    */
-};
-
-static struct cowloop_device	**cowdevall;	/* ptr to ptrs to all cowdevices */
-static struct semaphore 	cowdevlock;	/* generic lock for cowdevs      */
-
-static struct gendisk		*cowctlgd;	/* gendisk control channel       */
-static spinlock_t		cowctlrqlock;   /* for req.q. of ctrl. channel   */
-
-/*
-** private directory /proc/cow
-*/
-struct proc_dir_entry	*cowlo_procdir;
-
-/*
-** function prototypes
-*/
-static long int cowlo_do_request (struct request *req);
-static void	cowlo_sync       (void);
-static int	cowlo_checkio    (struct cowloop_device *,         int, loff_t);
-static int	cowlo_readmix    (struct cowloop_device *, void *, int, loff_t);
-static int	cowlo_writemix   (struct cowloop_device *, void *, int, loff_t);
-static long int cowlo_readrdo    (struct cowloop_device *, void *, int, loff_t);
-static long int cowlo_readcow    (struct cowloop_device *, void *, int, loff_t);
-static long int cowlo_readcowraw (struct cowloop_device *, void *, int, loff_t);
-static long int cowlo_writecow   (struct cowloop_device *, void *, int, loff_t);
-static long int cowlo_writecowraw(struct cowloop_device *, void *, int, loff_t);
-static int      cowlo_ioctl      (struct block_device *, fmode_t,
-           			 		unsigned int, unsigned long);
-static int	cowlo_makepair    (struct cowpair __user *);
-static int	cowlo_removepair  (unsigned long  __user *);
-static int	cowlo_watch       (struct cowpair __user *);
-static int	cowlo_cowctl      (unsigned long  __user *, int);
-static int	cowlo_openpair    (char *, char *, int, int);
-static int 	cowlo_closepair   (struct cowloop_device *);
-static int	cowlo_openrdo     (struct cowloop_device *, char *);
-static int	cowlo_opencow     (struct cowloop_device *, char *, int);
-static void	cowlo_undo_openrdo(struct cowloop_device *);
-static void	cowlo_undo_opencow(struct cowloop_device *);
-
-/*****************************************************************************/
-/* System call handling                                                      */
-/*****************************************************************************/
-
-/*
-** handle system call open()/mount()
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int cowlo_open(struct block_device *bdev, fmode_t mode)
-{
-	struct inode *inode = bdev->bd_inode;
-
-	if (!inode)
-		return -EINVAL;
-
-	if (imajor(inode) != COWMAJOR) {
-		printk(KERN_WARNING
-		       "cowloop - unexpected major %d\n", imajor(inode));
-		return -ENODEV;
-	}
-
-	switch (iminor(inode)) {
-	   case COWCTL:
-		DEBUGP(DCOW"cowloop - open %d control\n", COWCTL);
-		break;
-
-	   default:
-		DEBUGP(DCOW"cowloop - open minor %d\n", iminor(inode));
-
-		if ( iminor(inode) >= maxcows )
-			return -ENODEV;
-
-		if ( !((cowdevall[iminor(inode)])->state & COWDEVOPEN) )
-			return -ENODEV;
-
-		(cowdevall[iminor(inode)])->opencnt++;
-	}
-
-	return 0;
-}
-
-/*
-** handle system call close()/umount()
-**
-** returns:
-** 	0   - okay
-*/
-static int cowlo_release(struct gendisk *gd, fmode_t mode)
-{
-	struct block_device *bdev;
-	struct inode *inode;
-
-	bdev = bdget_disk(gd, 0);
-	inode = bdev->bd_inode;
-	if (!inode)
-		return 0;
-
-	DEBUGP(DCOW"cowloop - release (close) minor %d\n", iminor(inode));
-
-	if ( iminor(inode) != COWCTL)
-		(cowdevall[iminor(inode)])->opencnt--;
-
-	return 0;
-}
-
-/*
-** handle system call ioctl()
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int cowlo_ioctl(struct block_device *bdev, fmode_t mode,
-		       unsigned int cmd, unsigned long arg)
-{
-	struct hd_geometry	geo;
-	struct inode *inode = bdev->bd_inode;
-
-	DEBUGP(DCOW "cowloop - ioctl cmd %x\n", cmd);
-
-	switch ( iminor(inode) ) {
-
-	   /*
-	   ** allowed via control device only
-	   */
-	   case COWCTL:
-		switch (cmd) {
-		   /*
-		   ** write all bitmap chunks and cowheaders to cowfiles
-		   */
-		   case COWSYNC:
-			down(&cowdevlock);
-			cowlo_sync();
-			up(&cowdevlock);
-			return 0;
-
-		   /*
-		   ** open a new cowdevice (pair of rdofile/cowfile)
-		   */
-		   case COWMKPAIR:
-			return cowlo_makepair((void __user *)arg);
-
-		   /*
-		   ** close a cowdevice (pair of rdofile/cowfile)
-		   */
-		   case COWRMPAIR:
-			return cowlo_removepair((void __user *)arg);
-
-		   /*
-		   ** watch free space of filesystem containing cowfile
-		   */
-		   case COWWATCH:
-			return cowlo_watch((void __user *)arg);
-
-		   /*
-		   ** close cowfile for active device
-		   */
-		   case COWCLOSE:
-			return cowlo_cowctl((void __user *)arg, COWCLOSE);
-
-		   /*
-		   ** reopen cowfile read-only for active device
-		   */
-		   case COWRDOPEN:
-			return cowlo_cowctl((void __user *)arg, COWRDOPEN);
-
-		   default:
-			return -EINVAL;
-		} /* end of switch on command */
-
-	   /*
-	   ** allowed for any other cowdevice
-	   */
-	   default:
-		switch (cmd) {
-		   /*
-		   ** HDIO_GETGEO must be supported for fdisk, etc
-		   */
-		   case HDIO_GETGEO:
-			geo.cylinders = 0;
-			geo.heads     = 0;
-			geo.sectors   = 0;
-
-			if (copy_to_user((void __user *)arg, &geo, sizeof geo))
-				return -EFAULT;
-			return 0;
-
-		   default:
-			return -EINVAL;
-		} /* end of switch on ioctl-cmd code parameter */
-	} /* end of switch on minor number */
-}
-
-static struct block_device_operations cowlo_fops =
-{
-	.owner	 =     THIS_MODULE,
-        .open    =     cowlo_open,	/* called upon open  */
-        .release =     cowlo_release,	/* called upon close */
-        .ioctl   =     cowlo_ioctl,     /* called upon ioctl */
-};
-
-/*
-** handle ioctl-command COWMKPAIR:
-**	open a new cowdevice (pair of rdofile/cowfile) on-the-fly
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_makepair(struct cowpair __user *arg)
-{
-	int		i, rv=0;
-	struct cowpair	cowpair;
-	unsigned char	*cowpath;
-	unsigned char	*rdopath;
-
-	/*
-	** retrieve info about pathnames
-	*/
-	if ( copy_from_user(&cowpair, arg, sizeof cowpair) )
-		return -EFAULT;
-
-	if ( (MAJOR(cowpair.device) != COWMAJOR) && (cowpair.device != ANYDEV) )
-		return -EINVAL;
-
-	if ( (MINOR(cowpair.device) >= maxcows)  && (cowpair.device != ANYDEV) )
-		return -EINVAL;
-
-	/*
-	** retrieve pathname strings
-	*/
-	if ( (cowpair.cowflen > PATH_MAX) || (cowpair.rdoflen > PATH_MAX) )
-		return -ENAMETOOLONG;
-
-	if ( !(cowpath = kmalloc(cowpair.cowflen+1, GFP_KERNEL)) )
-		return -ENOMEM;
-
-	if ( copy_from_user(cowpath, (void __user *)cowpair.cowfile,
-	                                            cowpair.cowflen) ) {
-		kfree(cowpath);
-		return -EFAULT;
-	}
-	*(cowpath+cowpair.cowflen) = 0;
-
-	if ( !(rdopath = kmalloc(cowpair.rdoflen+1, GFP_KERNEL)) ) {
-		kfree(cowpath);
-		return -ENOMEM;
-	}
-
-	if ( copy_from_user(rdopath, (void __user *)cowpair.rdofile,
-	                                            cowpair.rdoflen) ) {
-		kfree(rdopath);
-		kfree(cowpath);
-		return -EFAULT;
-	}
-	*(rdopath+cowpair.rdoflen) = 0;
-
-	/*
-	** open new cowdevice
-	*/
-	if ( cowpair.device == ANYDEV) {
-		/*
-		** search first unused minor
-		*/
-		for (i=0, rv=-EBUSY; i < maxcows; i++) {
-			if ( !((cowdevall[i])->state & COWDEVOPEN) ) {
-				rv = cowlo_openpair(rdopath, cowpath, 0, i);
-				break;
-			}
-		}
-
-		if (rv) { 		/* open failed? */
-			kfree(rdopath);
-			kfree(cowpath);
-			return rv;
-		}
-
-		/*
-		** return newly allocated cowdevice to user space
-		*/
-		cowpair.device = MKDEV(COWMAJOR, i);
-
-		if ( copy_to_user(arg, &cowpair, sizeof cowpair)) {
-			kfree(rdopath);
-			kfree(cowpath);
-			return -EFAULT;
-		}
-	} else { 		/* specific minor requested */
-		if ( (rv = cowlo_openpair(rdopath, cowpath, 0,
-						MINOR(cowpair.device)))) {
-			kfree(rdopath);
-			kfree(cowpath);
-			return rv;
-		}
-	}
-
-	return 0;
-}
-
-/*
-** handle ioctl-command COWRMPAIR:
-** 	deactivate an existing cowdevice (pair of rdofile/cowfile) on-the-fly
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_removepair(unsigned long __user *arg)
-{
-	unsigned long		cowdevice;
-	struct cowloop_device	*cowdev;
-
-	/*
-	** retrieve info about device to be removed
-	*/
-	if ( copy_from_user(&cowdevice, arg, sizeof cowdevice))
-		return -EFAULT;
-
-	/*
-	** verify major-minor number
-	*/
-	if ( MAJOR(cowdevice) != COWMAJOR)
-		return -EINVAL;
-
-	if ( MINOR(cowdevice) >= maxcows)
-		return -EINVAL;
-
-	cowdev = cowdevall[MINOR(cowdevice)];
-
-	if ( !(cowdev->state & COWDEVOPEN) )
-		return -ENODEV;
-
-	/*
-	** synchronize bitmaps and close cowdevice
-	*/
-	if (cowdev->state & COWRWCOWOPEN) {
-		down(&cowdevlock);
-		cowlo_sync();
-		up(&cowdevlock);
-	}
-
-	return cowlo_closepair(cowdev);
-}
-
-/*
-** handle ioctl-command COWWATCH:
-**	watch the free space of the filesystem containing a cowfile
-**      of an open cowdevice
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_watch(struct cowpair __user *arg)
-{
-	struct cowloop_device	*cowdev;
-	struct cowwatch		cowwatch;
-
-	/*
-	** retrieve structure holding info
-	*/
-	if ( copy_from_user(&cowwatch, arg, sizeof cowwatch))
-		return -EFAULT;
-
-	/*
-	** verify if cowdevice exists and is currently open
-	*/
-	if ( MINOR(cowwatch.device) >= maxcows)
-		return -EINVAL;
-
-	cowdev = cowdevall[MINOR(cowwatch.device)];
-
-	if ( !(cowdev->state & COWDEVOPEN) )
-		return -ENODEV;
-
-	/*
-	** if the WATCHWAIT-option is set, wait until the indicated
-	** threshold is reached (only one waiter allowed)
-	*/
-	if (cowwatch.flags & WATCHWAIT) {
-		/*
-		** check if already another waiter active
-		** for this cowdevice
-		*/
-		if (cowdev->state & COWWATCHDOG)
-			return -EAGAIN;
-
-		cowdev->state |= COWWATCHDOG;
-
-		cowdev->watchthresh = (unsigned long long)
-		                      cowwatch.threshold /
-				      (cowdev->blksize / 1024);
-
-		if (wait_event_interruptible(cowdev->watchq,
-		                    cowdev->watchthresh >= cowdev->blkavail)) {
-			cowdev->state &= ~COWWATCHDOG;
-			return EINTR;
-		}
-
-		cowdev->state &= ~COWWATCHDOG;
-	}
-
-	cowwatch.totalkb = (unsigned long long)cowdev->blktotal *
-	                                       cowdev->blksize / 1024;
-	cowwatch.availkb = (unsigned long long)cowdev->blkavail *
-	                                       cowdev->blksize / 1024;
-
-	if ( copy_to_user(arg, &cowwatch, sizeof cowwatch))
-		return -EFAULT;
-
-	return 0;
-}
-
-/*
-** handle ioctl-commands COWCLOSE and COWRDOPEN:
-**	COWCLOSE  - close the cowfile while the cowdevice remains open;
-**                  this allows an unmount of the filesystem on which
-**                  the cowfile resides
-**	COWRDOPEN - close the cowfile and reopen it for read-only;
-**                  this allows a remount read-ony of the filesystem
-**                  on which the cowfile resides
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_cowctl(unsigned long __user *arg, int cmd)
-{
-	struct cowloop_device	*cowdev;
-	unsigned long		cowdevice;
-
-	/*
-	** retrieve info about device to be removed
-	*/
-	if ( copy_from_user(&cowdevice, arg, sizeof cowdevice))
-		return -EFAULT;
-
-	/*
-	** verify major-minor number
-	*/
-	if ( MAJOR(cowdevice) != COWMAJOR)
-		return -EINVAL;
-
-	if ( MINOR(cowdevice) >= maxcows)
-		return -EINVAL;
-
-	cowdev = cowdevall[MINOR(cowdevice)];
-
-	if ( !(cowdev->state & COWDEVOPEN) )
-		return -ENODEV;
-
-	/*
-	** synchronize bitmaps and close cowfile
-	*/
-	if (cowdev->state & COWRWCOWOPEN) {
-		down(&cowdevlock);
-		cowlo_sync();
-		up(&cowdevlock);
-	}
-
-	/*
-	** handle specific ioctl-command
-	*/
-	switch (cmd) {
-	   case COWRDOPEN:
-		/*
-		** if the cowfile is still opened read-write
-		*/
-		if (cowdev->state & COWRWCOWOPEN) {
-			/*
-			** close the cowfile
-			*/
-  			if (cowdev->cowfp)
-		  		filp_close(cowdev->cowfp, 0);
-
-			cowdev->state &= ~COWRWCOWOPEN;
-
-			/*
-			** open again for read-only
-			*/
-			cowdev->cowfp = filp_open(cowdev->cowname,
-		                          O_RDONLY|O_LARGEFILE, 0600);
-
-			if ( (cowdev->cowfp == NULL) || IS_ERR(cowdev->cowfp) ) {
-				printk(KERN_ERR
-				     "cowloop - failed to reopen cowfile %s\n",
-				     cowdev->cowname);
-				return -EINVAL;
-			}
-
-			/*
-			** mark cowfile open for read-only
-			*/
-			cowdev->state |= COWRDCOWOPEN;
-		} else {
-			return -EINVAL;
-		}
-		break;
-
-	   case COWCLOSE:
-		/*
-		** if the cowfile is still open
-		*/
-		if (cowdev->state & COWCOWOPEN) {
-			/*
-			** close the cowfile
-			*/
-  			if (cowdev->cowfp)
-		  		filp_close(cowdev->cowfp, 0);
-
-			cowdev->state &= ~COWCOWOPEN;
-		}
-	}
-
-	return 0;
-}
-
-
-/*****************************************************************************/
-/* Handling of I/O-requests for a cowdevice                                  */
-/*****************************************************************************/
-
-/*
-** function to be called by core-kernel to handle the I/O-requests
-** in the queue
-*/
-static void cowlo_request(struct request_queue *q)
-{
-	struct request		*req;
-	struct cowloop_device	*cowdev;
-
-	DEBUGP(DCOW "cowloop - request function called....\n");
-
-	while((req = blk_peek_request(q)) != NULL) {
-		DEBUGP(DCOW "cowloop - got next request\n");
-
-		if (! blk_fs_request(req)) {
-               		 /* this is not a normal file system request */
-                	__blk_end_request_cur(req, -EIO);
-                	continue;
-        	}
-		cowdev = req->rq_disk->private_data;
-
-		if (cowdev->iobusy)
-			return;
-		else
-			cowdev->iobusy = 1;
-
-		/*
-		** when no kernel-thread is available, the request will
-		** produce an I/O-error
-		*/
-		if (!cowdev->pid) {
-			printk(KERN_ERR"cowloop - no thread available\n");
-			__blk_end_request_cur(req, -EIO);	/* request failed */
-			cowdev->iobusy	= 0;
-			continue;
-		}
-
-		/*
-		** handle I/O-request in the context of the kernel-thread
-		*/
-		cowdev->req 	= req;
-		cowdev->qfilled	= 1;
-
-		wake_up_interruptible_sync(&cowdev->waitq);
-
-		/*
-		** get out of this function now while the I/O-request is
-		** under treatment of the kernel-thread; this function
-		** will be called again after the current I/O-request has
-		** been finished by the thread
-		*/
-		return;
-	}
-}
-
-/*
-** daemon-process (kernel-thread) executes this function
-*/
-static int
-cowlo_daemon(struct cowloop_device *cowdev)
-{
-	int	rv;
-	int     minor;
-	char	myname[16];
-
-	for (minor = 0; minor < maxcows; minor++) {
-		if (cowdev == cowdevall[minor]) break;
-	}
-	sprintf(myname, "cowloopd%d", minor);
-
-        daemonize(myname);
-
-	while (!cowdev->closedown) {
-		/*
-		** sleep while waiting for an I/O request;
-		** note that no non-interruptible wait has been used
-		** because the non-interruptible version of
-		** a *synchronous* wake_up does not exist (any more)
-		*/
-		if (wait_event_interruptible(cowdev->waitq, cowdev->qfilled)){
-			flush_signals(current); /* ignore signal-based wakeup */
-			continue;
-		}
-
-		if (cowdev->closedown)		/* module will be unloaded ? */{
-			cowdev->pid = 0;
-			return 0;
-		}
-
-		/*
-		** woken up by the I/O-request handler:	treat requested I/O
-		*/
-		cowdev->qfilled = 0;
-
-		rv = cowlo_do_request(cowdev->req);
-
-		/*
-		** reacquire the queue-spinlock for manipulating
-		** the request-queue and dequeue the request
-		*/
-		spin_lock_irq(&cowdev->rqlock);
-
-		__blk_end_request_cur(cowdev->req, rv);
-		cowdev->iobusy = 0;
-
-		/*
-		** initiate the next request from the queue
-		*/
-		cowlo_request(cowdev->rqueue);
-
-		spin_unlock_irq(&cowdev->rqlock);
-	}
-	return 0;
-}
-
-/*
-** function to be called in the context of the kernel thread
-** to handle the queued I/O-requests
-**
-** returns:
-** 	0   - fail
-**      1   - success
-*/
-static long int
-cowlo_do_request(struct request *req)
-{
-	unsigned long		len;
-	long int		rv;
-	loff_t 			offset;
-	struct cowloop_device	*cowdev = req->rq_disk->private_data;
-
-	/*
-	** calculate some variables which are needed later on
-	*/
-	len     =          blk_rq_cur_sectors(req) << 9;
-	offset  = (loff_t) blk_rq_pos(req)         << 9;
-
-	DEBUGP(DCOW"cowloop - req cmd=%d offset=%lld len=%lu addr=%p\n",
-				*(req->cmd), offset, len, req->buffer);
-
-	/*
-	** handle READ- or WRITE-request
-	*/
-	switch (rq_data_dir(req)) {
-	   /**********************************************************/
-	   case READ:
-		switch ( cowlo_checkio(cowdev, len, offset) ) {
-		   case ALLCOW:
-			rv = cowlo_readcow(cowdev, req->buffer, len, offset);
-			break;
-
-		   case ALLRDO:
-			rv = cowlo_readrdo(cowdev, req->buffer, len, offset);
-			break;
-
-	   	   case MIXEDUP:
-			rv = cowlo_readmix(cowdev, req->buffer, len, offset);
-			break;
-
-		   default:
-			rv = 0;	/* never happens */
-		}
-		break;
-
-	   /**********************************************************/
-	   case WRITE:
-		switch ( cowlo_checkio(cowdev, len, offset) ) {
-		   case ALLCOW:
-			/*
-			** straight-forward write will do...
-			*/
-			DEBUGP(DCOW"cowloop - write straight ");
-
-			rv = cowlo_writecow(cowdev, req->buffer, len, offset);
-			break;	/* from switch */
-
-		   case ALLRDO:
-			if ( (len & MUMASK) == 0) {
-				DEBUGP(DCOW"cowloop - write straight ");
-
-				rv = cowlo_writecow(cowdev, req->buffer,
-								len, offset);
-				break;
-			}
-
-	   	   case MIXEDUP:
-			rv = cowlo_writemix(cowdev, req->buffer, len, offset);
-			break;
-
-		   default:
-			rv = 0;	/* never happens */
-		}
-		break;
-
-	   default:
-		printk(KERN_ERR
-		       "cowloop - unrecognized command %d\n", *(req->cmd));
-		rv = 0;
-	}
-
-	return (rv <= 0 ? 0 : 1);
-}
-
-/*
-** check for a given I/O-request if all underlying blocks
-** (with size MAPUNIT) are either in the read-only file or in
-** the cowfile (or a combination of the two)
-**
-** returns:
-** 	ALLRDO  - all underlying blocks in rdofile
-**      ALLCOW  - all underlying blocks in cowfile
-**      MIXEDUP - underlying blocks partly in rdofile and partly in cowfile
-*/
-static int
-cowlo_checkio(struct cowloop_device *cowdev, int len, loff_t offset)
-{
-	unsigned long	mapnum, bytenum, bitnum, blocknr, partlen;
-	long int	totcnt, cowcnt;
-	char		*mc;
-
-	/*
-	** notice that the requested block might cross
-	** a blocksize boundary while one of the concerned
-	** blocks resides in the read-only file and another
-	** one in the copy-on-write file; in that case the
-        ** request will be broken up into pieces
-	*/
-	if ( (len <= MAPUNIT) &&
-	     (MAPUNIT - (offset & MUMASK) <= len) ) {
-		/*
-		** easy situation:
-		** requested data-block entirely fits within
-		** the mapunit used for the bitmap
-		** check if that block is located in rdofile or
-		** cowfile
-		*/
-		blocknr = offset >> MUSHIFT;
-
-		mapnum  = CALCMAP (blocknr);
-		bytenum = CALCBYTE(blocknr);
-		bitnum  = CALCBIT (blocknr);
-
-		if (*(*(cowdev->mapcache+mapnum)+bytenum)&(1<<bitnum))
-			return ALLCOW;
-		else
-			return ALLRDO;
-	}
-
-	/*
-	** less easy situation:
-	** the requested data-block does not fit within the mapunit
-	** used for the bitmap
-	** check if *all* underlying blocks involved reside on the rdofile
-       	** or the cowfile (so still no breakup required)
-	*/
-	for (cowcnt=totcnt=0; len > 0; len-=partlen, offset+=partlen, totcnt++){
-		/*
-		** calculate blocknr of involved block
-		*/
-		blocknr = offset >> MUSHIFT;
-
-		/*
-		** calculate partial length for this transfer
-		*/
-		partlen = MAPUNIT - (offset & MUMASK);
-		if (partlen > len)
-			partlen = len;
-
-		/*
-		** is this block located in the cowfile
-		*/
-		mapnum  = CALCMAP (blocknr);
-		bytenum = CALCBYTE(blocknr);
-		bitnum  = CALCBIT (blocknr);
-
-		mc	= *(cowdev->mapcache+mapnum);
-
-		if (*(mc+bytenum)&(1<<bitnum))
-			cowcnt++;;
-
-		DEBUGP(DCOW
-		       "cowloop - check %lu - map %lu, byte %lu, bit %lu, "
-		       "cowcnt %ld, totcnt %ld %02x %p\n",
-			blocknr, mapnum, bytenum, bitnum, cowcnt, totcnt,
-			*(mc+bytenum), mc);
-	}
-
-	if (cowcnt == 0)	/* all involved blocks on rdofile? */
-		return ALLRDO;
-
-	if (cowcnt == totcnt)	/* all involved blocks on cowfile? */
-		return ALLCOW;
-
-	/*
-	** situation somewhat more complicated:
-	** involved underlying blocks spread over both files
-	*/
-	return MIXEDUP;
-}
-
-/*
-** read requested chunk partly from rdofile and partly from cowfile
-**
-** returns:
-** 	0   - fail
-**      1   - success
-*/
-static int
-cowlo_readmix(struct cowloop_device *cowdev, void *buf, int len, loff_t offset)
-{
-	unsigned long	mapnum, bytenum, bitnum, blocknr, partlen;
-	long int	rv;
-	char		*mc;
-
-	/*
-	** complicated approach: breakup required of read-request
-	*/
-	for (rv=1; len > 0; len-=partlen, buf+=partlen, offset+=partlen) {
-		/*
-		** calculate blocknr of entire block
-		*/
-		blocknr = offset >> MUSHIFT;
-
-		/*
-		** calculate partial length for this transfer
-		*/
-		partlen = MAPUNIT - (offset & MUMASK);
-		if (partlen > len)
-			partlen = len;
-
-		/*
-		** is this block located in the cowfile
-		*/
-		mapnum  = CALCMAP (blocknr);
-		bytenum = CALCBYTE(blocknr);
-		bitnum  = CALCBIT (blocknr);
-		mc	= *(cowdev->mapcache+mapnum);
-
-		if (*(mc+bytenum)&(1<<bitnum)) {
-			/*
-			** read (partial) block from cowfile
-			*/
-			DEBUGP(DCOW"cowloop - split read "
-				"cow partlen=%ld off=%lld\n", partlen, offset);
-
-			if (cowlo_readcow(cowdev, buf, partlen, offset) <= 0)
-				rv = 0;
-		} else {
-			/*
-			** read (partial) block from rdofile
-			*/
-			DEBUGP(DCOW"cowloop - split read "
-				"rdo partlen=%ld off=%lld\n", partlen, offset);
-
-			if (cowlo_readrdo(cowdev, buf, partlen, offset) <= 0)
-				rv = 0;
-		}
-	}
-
-	return rv;
-}
-
-/*
-** chunk to be written to the cowfile needs pieces to be
-** read from the rdofile
-**
-** returns:
-** 	0   - fail
-**      1   - success
-*/
-static int
-cowlo_writemix(struct cowloop_device *cowdev, void *buf, int len, loff_t offset)
-{
-	unsigned long	mapnum, bytenum, bitnum, blocknr, partlen;
-	long int	rv;
-	char		*mc;
-
-	/*
-	** somewhat more complicated stuff is required:
-	** if the request is larger than one underlying
-	** block or is spread over two underlying blocks,
-	** split the request into pieces; if a block does not
-	** start at a block boundary, take care that
-	** surrounding data is read first (if needed),
-	** fit the new data in and write it as a full block
-	*/
-	for (rv=1; len > 0; len-=partlen, buf+=partlen, offset+=partlen) {
-		/*
-		** calculate partial length for this transfer
-		*/
-		partlen = MAPUNIT - (offset & MUMASK);
-		if (partlen > len)
-			partlen = len;
-
-		/*
-		** calculate blocknr of entire block
-		*/
-		blocknr = offset >> MUSHIFT;
-
-		/*
-		** has this block been written before?
-		*/
-		mapnum  = CALCMAP (blocknr);
-		bytenum = CALCBYTE(blocknr);
-		bitnum  = CALCBIT (blocknr);
-		mc	= *(cowdev->mapcache+mapnum);
-
-		if (*(mc+bytenum)&(1<<bitnum)) {
-			/*
-			** block has been written before;
-			** write transparantly to cowfile
-			*/
-			DEBUGP(DCOW
-			       "cowloop - splitwr transp\n");
-
-			if (cowlo_writecow(cowdev, buf, partlen, offset) <= 0)
-				rv = 0;
-		} else {
-			/*
-			** block has never been written before,
-			** so read entire block from
-			** read-only file first, unless
-			** a full block is requested to
-			** be written
-			*/
-			if (partlen < MAPUNIT) {
-				if (cowlo_readrdo(cowdev, cowdev->iobuf,
-				      MAPUNIT, (loff_t)blocknr << MUSHIFT) <= 0)
-					rv = 0;
-			}
-
-			/*
-			** transfer modified part into
-			** the block just read
-			*/
-			memcpy(cowdev->iobuf + (offset & MUMASK), buf, partlen);
-
-			/*
-			** write entire block to cowfile
-			*/
-			DEBUGP(DCOW"cowloop - split "
-				"partlen=%ld off=%lld\n",
-				partlen, (loff_t)blocknr << MUSHIFT);
-
-			if (cowlo_writecow(cowdev, cowdev->iobuf, MAPUNIT,
-					     (loff_t)blocknr << MUSHIFT) <= 0)
-				rv = 0;
-		}
-	}
-
-	return rv;
-}
-
-/*****************************************************************************/
-/* I/O-support for read-only file and copy-on-write file                     */
-/*****************************************************************************/
-
-/*
-** read data from the read-only file
-**
-** return-value: similar to user-mode read
-*/
-static long int
-cowlo_readrdo(struct cowloop_device *cowdev, void *buf, int len, loff_t offset)
-{
-	long int	rv;
-	mm_segment_t	old_fs;
-	loff_t		saveoffset = offset;
-
-	DEBUGP(DCOW"cowloop - readrdo called\n");
-
-        old_fs = get_fs();
-	set_fs( get_ds() );
-	rv = cowdev->rdofp->f_op->read(cowdev->rdofp, buf, len, &offset);
-        set_fs(old_fs);
-
-	if (rv < len) {
-		printk(KERN_WARNING "cowloop - read-failure %ld on rdofile"
-		                    "- offset=%lld len=%d\n",
-					rv, saveoffset, len);
-	}
-
-	cowdev->rdoreads++;
-	return rv;
-}
-
-/*
-** read cowfile from a modified offset, i.e. skipping the bitmap and cowhead
-**
-** return-value: similar to user-mode read
-*/
-static long int
-cowlo_readcow(struct cowloop_device *cowdev, void *buf, int len, loff_t offset)
-{
-	DEBUGP(DCOW"cowloop - readcow called\n");
-
-	offset += cowdev->cowhead->doffset;
-
-	return cowlo_readcowraw(cowdev, buf, len, offset);
-}
-
-/*
-** read cowfile from an absolute offset
-**
-** return-value: similar to user-mode read
-*/
-static long int
-cowlo_readcowraw(struct cowloop_device *cowdev,
-					void *buf, int len, loff_t offset)
-{
-	long int	rv;
-	mm_segment_t	old_fs;
-	loff_t		saveoffset = offset;
-
-	DEBUGP(DCOW"cowloop - readcowraw called\n");
-
-	/*
-	** be sure that cowfile is opened for read-write
-	*/
-	if ( !(cowdev->state & COWCOWOPEN) ) {
-		 printk(KERN_WARNING
-		        "cowloop - read request from cowfile refused\n");
-
-		return -EBADF;
-	}
-
-	/*
-	** issue low level read
-	*/
-        old_fs = get_fs();
-	set_fs( get_ds() );
-	rv = cowdev->cowfp->f_op->read(cowdev->cowfp, buf, len, &offset);
-        set_fs(old_fs);
-
-	if (rv < len) {
-		printk(KERN_WARNING
-		       "cowloop - read-failure %ld on cowfile"
-		       "- offset=%lld len=%d\n", rv, saveoffset, len);
-	}
-
-	cowdev->cowreads++;
-	return rv;
-}
-
-/*
-** write cowfile from a modified offset, i.e. skipping the bitmap and cowhead
-**
-** if a block is written for the first time while its contents consists
-** of binary zeroes only, the concerning bitmap is flushed to the cowfile
-**
-** return-value: similar to user-mode write
-*/
-static long int
-cowlo_writecow(struct cowloop_device *cowdev, void *buf, int len, loff_t offset)
-{
-	long int	rv;
-	unsigned long	mapnum=0, mapbyte=0, mapbit=0, cowblock=0, partlen;
-	char		*tmpptr,  *mapptr = NULL;
-	loff_t		tmpoffset, mapoffset = 0;
-
-	DEBUGP(DCOW"cowloop - writecow called\n");
-
-	/*
-	** be sure that cowfile is opened for read-write
-	*/
-	if ( !(cowdev->state & COWRWCOWOPEN) ) {
-		 printk(KERN_WARNING
-		        "cowloop - Write request to cowfile refused\n");
-
-		return -EBADF;
-	}
-
-	/*
-	** write the entire block to the cowfile
-	*/
-	tmpoffset = offset + cowdev->cowhead->doffset;
-
-	rv = cowlo_writecowraw(cowdev, buf, len, tmpoffset);
-
-	/*
-	** verify if enough space available on filesystem holding
-	** the cowfile
-	**   - when the last write failed (might be caused by lack of space)
-	**   - when a watcher is active (to react adequatly)
-	**   - when the previous check indicated fs was almost full
-	**   - with regular intervals
-	*/
-	if ( (rv <= 0)				       ||
-	     (cowdev->state        & COWWATCHDOG)      ||
-	     (cowdev->blkavail / 2 < SPCDFLINTVL)      ||
-	     (cowdev->cowwrites    % SPCDFLINTVL == 0) ) {
-		struct kstatfs		ks;
-
-		if (vfs_statfs(cowdev->cowfp->f_dentry, &ks)==0){
-			if (ks.f_bavail <= SPCMINBLK) {
-				switch (ks.f_bavail) {
-				   case 0:
-				   case 1:
-				   case 2:
-				   case 3:
-					printk(KERN_ALERT
-					       "cowloop - "
-					       "ALERT: cowfile full!\n");
-					break;
-
-				   default:
-					printk(KERN_WARNING
-					       "cowloop - cowfile almost "
-					       "full (only %llu Kb free)\n",
-						(unsigned long long)
-                                                ks.f_bsize * ks.f_bavail /1024);
-				}
-			}
-
-			cowdev->blktotal = ks.f_blocks;
-			cowdev->blkavail = ks.f_bavail;
-
-			/*
-			** wakeup watcher if threshold has been reached
-			*/
-			if ( (cowdev->state & COWWATCHDOG) &&
-			    (cowdev->watchthresh >= cowdev->blkavail) ) {
-				wake_up_interruptible(&cowdev->watchq);
-			}
-		}
-	}
-
-	if (rv <= 0)
-		return rv;
-
-	DEBUGP(DCOW"cowloop - block written\n");
-
-	/*
-	** check if block(s) is/are written to the cowfile
-	** for the first time; if so, adapt the bitmap
-	*/
-	for (; len > 0; len-=partlen, offset+=partlen, buf+=partlen) {
-		/*
-		** calculate partial length for this transfer
-		*/
-		partlen = MAPUNIT - (offset & MUMASK);
-		if (partlen > len)
-			partlen = len;
-
-		/*
-		** calculate bitnr of written chunk of cowblock
-		*/
-		cowblock = offset >> MUSHIFT;
-
-		mapnum   = CALCMAP (cowblock);
-		mapbyte  = CALCBYTE(cowblock);
-		mapbit   = CALCBIT (cowblock);
-
-		if (*(*(cowdev->mapcache+mapnum)+mapbyte) & (1<<mapbit))
-			continue;	/* already written before */
-
-	       	/*
-		** if the block is written for the first time,
-		** the corresponding bit should be set in the bitmap
-		*/
-		*(*(cowdev->mapcache+mapnum)+mapbyte) |= (1<<mapbit);
-
-		cowdev->nrcowblocks++;
-
-		DEBUGP(DCOW"cowloop - bitupdate blk=%ld map=%ld "
-		        "byte=%ld bit=%ld\n",
-			cowblock, mapnum, mapbyte, mapbit);
-
-		/*
-		** check if the cowhead in the cowfile is currently
-		** marked clean; if so, mark it dirty and flush it
-		*/
-		if ( !(cowdev->cowhead->flags &= COWDIRTY)) {
-			cowdev->cowhead->flags	|= COWDIRTY;
-
-			cowlo_writecowraw(cowdev, cowdev->cowhead,
-							MAPUNIT, (loff_t)0);
-		}
-
-		/*
-		** if the written datablock contained binary zeroes,
-		** the bitmap block should be marked to be flushed to disk
-		** (blocks containing all zeroes cannot be recovered by
-		** the cowrepair-program later on if cowloop is not properly
-		** removed via rmmod)
-		*/
-		if ( memcmp(buf, allzeroes, partlen) ) /* not all zeroes? */
-			continue;                      /* no flush needed */
-
-		/*
-		** calculate positions of bitmap block to be flushed
-		** - pointer of bitmap block in memory
-		** - offset  of bitmap block in cowfile
-		*/
-		tmpptr    = *(cowdev->mapcache+mapnum) + (mapbyte & (~MUMASK));
-		tmpoffset = (loff_t) MAPUNIT + mapnum * MAPCHUNKSZ +
-		                                       (mapbyte & (~MUMASK));
-
-		/*
-		** flush a bitmap block at the moment that all bits have
-		** been set in that block, i.e. at the moment that we
-		** switch to another bitmap block
-		*/
-		if ( (mapoffset != 0) && (mapoffset != tmpoffset) ) {
-			if (cowlo_writecowraw(cowdev, mapptr, MAPUNIT,
-							mapoffset) < 0) {
-				printk(KERN_WARNING
-				       "cowloop - write-failure on bitmap - "
-				       "blk=%ld map=%ld byte=%ld bit=%ld\n",
-				  	cowblock, mapnum, mapbyte, mapbit);
-			}
-
-			DEBUGP(DCOW"cowloop - bitmap blk written %lld\n",
-								mapoffset);
-		}
-
-		/*
-		** remember offset in cowfile and offset in memory
-		** for bitmap to be flushed; flushing will be done
-		** as soon as all updates in this bitmap block have
-		** been done
-		*/
-		mapoffset = tmpoffset;
-		mapptr    = tmpptr;
-	}
-
-	/*
-	** any new block written containing binary zeroes?
-	*/
-	if (mapoffset) {
-		if (cowlo_writecowraw(cowdev, mapptr, MAPUNIT, mapoffset) < 0) {
-			printk(KERN_WARNING
-			       "cowloop - write-failure on bitmap - "
-			       "blk=%ld map=%ld byte=%ld bit=%ld\n",
-			       cowblock, mapnum, mapbyte, mapbit);
-		}
-
-		DEBUGP(DCOW"cowloop - bitmap block written %lld\n", mapoffset);
-	}
-
-	return rv;
-}
-
-/*
-** write cowfile from an absolute offset
-**
-** return-value: similar to user-mode write
-*/
-static long int
-cowlo_writecowraw(struct cowloop_device *cowdev,
-					void *buf, int len, loff_t offset)
-{
-	long int	rv;
-	mm_segment_t	old_fs;
-	loff_t		saveoffset = offset;
-
-	DEBUGP(DCOW"cowloop - writecowraw called\n");
-
-	/*
-	** be sure that cowfile is opened for read-write
-	*/
-	if ( !(cowdev->state & COWRWCOWOPEN) ) {
-		 printk(KERN_WARNING
-		        "cowloop - write request to cowfile refused\n");
-
-		return -EBADF;
-	}
-
-	/*
-	** issue low level write
-	*/
-        old_fs = get_fs();
-	set_fs( get_ds() );
-	rv = cowdev->cowfp->f_op->write(cowdev->cowfp, buf, len, &offset);
-        set_fs(old_fs);
-
-	if (rv < len) {
-		printk(KERN_WARNING
-		       "cowloop - write-failure %ld on cowfile"
-		       "- offset=%lld len=%d\n", rv, saveoffset, len);
-	}
-
-	cowdev->cowwrites++;
-	return rv;
-}
-
-
-/*
-** readproc-function: called when the corresponding /proc-file is read
-*/
-static int
-cowlo_readproc(char *buf, char **start, off_t pos, int cnt, int *eof, void *p)
-{
-	struct cowloop_device *cowdev = p;
-
-	revision[sizeof revision - 3] = '\0';
-
-	return sprintf(buf,
-		"   cowloop version: %9s\n\n"
-		"      device state: %s%s%s%s\n"
-		"   number of opens: %9d\n"
-		"     pid of thread: %9d\n\n"
-		"    read-only file: %9s\n"
-		"          rdoreads: %9lu\n\n"
-		"copy-on-write file: %9s\n"
-		"     state cowfile: %9s\n"
-		"     bitmap-blocks: %9lu (of %d bytes)\n"
-		"  cowblocks in use: %9lu (of %d bytes)\n"
-		"          cowreads: %9lu\n"
-		"         cowwrites: %9lu\n",
-			&revision[11],
-
-			cowdev->state & COWDEVOPEN   ? "devopen "   : "",
-			cowdev->state & COWRWCOWOPEN ? "cowopenrw " : "",
-			cowdev->state & COWRDCOWOPEN ? "cowopenro " : "",
-			cowdev->state & COWWATCHDOG  ? "watchdog "  : "",
-
-			cowdev->opencnt,
-			cowdev->pid,
-			cowdev->rdoname,
-			cowdev->rdoreads,
-			cowdev->cowname,
-			cowdev->cowhead->flags & COWDIRTY ? "dirty":"clean",
-			cowdev->mapsize >> MUSHIFT, MAPUNIT,
-			cowdev->nrcowblocks, MAPUNIT,
-			cowdev->cowreads,
-			cowdev->cowwrites);
-}
-
-/*****************************************************************************/
-/* Setup and destroy cowdevices                                              */
-/*****************************************************************************/
-
-/*
-** open and prepare a cowdevice (rdofile and cowfile) and allocate bitmaps
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_openpair(char *rdof, char *cowf, int autorecover, int minor)
-{
-	long int		rv;
-	struct cowloop_device	*cowdev = cowdevall[minor];
-	struct kstatfs		ks;
-
-	down(&cowdevlock);
-
-	/*
-	** requested device exists?
-	*/
-	if (minor >= maxcows) {
-		up(&cowdevlock);
-		return -ENODEV;
-	}
-
-	/*
-	** requested device already assigned to cowdevice?
-	*/
-	if (cowdev->state & COWDEVOPEN) {
-		up(&cowdevlock);
-		return -EBUSY;
-	}
-
-	/*
-	** initialize administration
-	*/
-	memset(cowdev, 0, sizeof *cowdev);
-
-	spin_lock_init     (&cowdev->rqlock);
-	init_waitqueue_head(&cowdev->waitq);
-	init_waitqueue_head(&cowdev->watchq);
-
-	/*
-	** open the read-only file
-	*/
-	DEBUGP(DCOW"cowloop - call openrdo....\n");
-
-	if ( (rv = cowlo_openrdo(cowdev, rdof)) ) {
-		cowlo_undo_openrdo(cowdev);
-		up(&cowdevlock);
-		return rv;
-	}
-
-	/*
-	** open the cowfile
-	*/
-	DEBUGP(DCOW"cowloop - call opencow....\n");
-
-	if ( (rv = cowlo_opencow(cowdev, cowf, autorecover)) ) {
-		cowlo_undo_openrdo(cowdev);
-		cowlo_undo_opencow(cowdev);
-		up(&cowdevlock);
-		return rv;
-	}
-
-	/*
-	** administer total and available size of filesystem holding cowfile
-	*/
-	if (vfs_statfs(cowdev->cowfp->f_dentry, &ks)==0) {
-		cowdev->blksize  = ks.f_bsize;
-		cowdev->blktotal = ks.f_blocks;
-		cowdev->blkavail = ks.f_bavail;
-	} else {
-		cowdev->blksize  = 1024;	/* avoid division by zero */
-	}
-
-	/*
-	** flush the (recovered) bitmaps and cowhead to the cowfile
-	*/
-	DEBUGP(DCOW"cowloop - call cowsync....\n");
-
-	cowlo_sync();
-
-	/*
-	** allocate gendisk for the cow device
-	*/
-	DEBUGP(DCOW"cowloop - alloc disk....\n");
-
-	if ((cowdev->gd = alloc_disk(1)) == NULL) {
-		printk(KERN_WARNING
-		       "cowloop - unable to alloc_disk for cowloop\n");
-
-		cowlo_undo_openrdo(cowdev);
-		cowlo_undo_opencow(cowdev);
-		up(&cowdevlock);
-		return -ENOMEM;
-	}
-
-	cowdev->gd->major        = COWMAJOR;
-	cowdev->gd->first_minor  = minor;
-	cowdev->gd->minors       = 1;
-	cowdev->gd->fops         = &cowlo_fops;
-	cowdev->gd->private_data = cowdev;
-	sprintf(cowdev->gd->disk_name, "%s%d", DEVICE_NAME, minor);
-
-	/* in .5 Kb units */
-	set_capacity(cowdev->gd, (cowdev->numblocks*(MAPUNIT/512)));
-
-	DEBUGP(DCOW"cowloop - init request queue....\n");
-
-	if ((cowdev->rqueue = blk_init_queue(cowlo_request, &cowdev->rqlock))
-								== NULL) {
-		printk(KERN_WARNING
-		       "cowloop - unable to get request queue for cowloop\n");
-
-		del_gendisk(cowdev->gd);
-		cowlo_undo_openrdo(cowdev);
-		cowlo_undo_opencow(cowdev);
-		up(&cowdevlock);
-		return -EINVAL;
-	}
-
-	blk_queue_logical_block_size(cowdev->rqueue, cowdev->blocksz);
-	cowdev->gd->queue = cowdev->rqueue;
-
-	/*
-	** start kernel thread to handle requests
-	*/
-	DEBUGP(DCOW"cowloop - kickoff daemon....\n");
-
-	cowdev->pid = kernel_thread((int (*)(void *))cowlo_daemon, cowdev, 0);
-
-	/*
-	** create a file below directory /proc/cow for this new cowdevice
-	*/
-	if (cowlo_procdir) {
-		char 	tmpname[64];
-
-		sprintf(tmpname, "%d", minor);
-
-		create_proc_read_entry(tmpname, 0 , cowlo_procdir,
-						cowlo_readproc, cowdev);
-	}
-
-	cowdev->state	|= COWDEVOPEN;
-
-	cowdev->rdoname = rdof;
-	cowdev->cowname = cowf;
-
-	/*
-	** enable the new disk; this triggers the first request!
-	*/
-	DEBUGP(DCOW"cowloop - call add_disk....\n");
-
-	add_disk(cowdev->gd);
-
-	up(&cowdevlock);
-	return 0;
-}
-
-/*
-** close a cowdevice (pair of rdofile/cowfile) and release memory
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_closepair(struct cowloop_device *cowdev)
-{
-	int minor;
-
-	down(&cowdevlock);
-
-	/*
-	** if cowdevice is not activated at all, refuse
-	*/
-	if ( !(cowdev->state & COWDEVOPEN) ) {
-		up(&cowdevlock);
-		return -ENODEV;
-	}
-
-	/*
-	** if this cowdevice is still open, refuse
-	*/
-	if (cowdev->opencnt > 0) {
-		up(&cowdevlock);
-		return -EBUSY;
-	}
-
-	up(&cowdevlock);
-
-	/*
-	** wakeup watcher (if any)
-	*/
-	if (cowdev->state & COWWATCHDOG) {
-		cowdev->watchthresh = cowdev->blkavail;
-		wake_up_interruptible(&cowdev->watchq);
-	}
-
-	/*
-	** wakeup kernel-thread to be able to exit
-	** and wait until it has exited
-	*/
-	cowdev->closedown = 1;
-	cowdev->qfilled   = 1;
-	wake_up_interruptible(&cowdev->waitq);
-
-       	while (cowdev->pid)
-               	schedule();
-
-	del_gendisk(cowdev->gd);  /* revert the alloc_disk() */
-	put_disk(cowdev->gd);     /* revert the add_disk()   */
-
-	if (cowlo_procdir) {
-		char 	tmpname[64];
-
-		for (minor = 0; minor < maxcows; minor++) {
-			if (cowdev == cowdevall[minor]) break;
-		}
-		sprintf(tmpname, "%d", minor);
-
-		remove_proc_entry(tmpname, cowlo_procdir);
-	}
-
-	blk_cleanup_queue(cowdev->rqueue);
-
-	/*
-	** release memory for filenames if these names have
-	** been allocated dynamically
-	*/
-	if ( (cowdev->cowname) && (cowdev->cowname != cowfile))
-		kfree(cowdev->cowname);
-
-	if ( (cowdev->rdoname) && (cowdev->rdoname != rdofile))
-		kfree(cowdev->rdoname);
-
-	cowlo_undo_openrdo(cowdev);
-	cowlo_undo_opencow(cowdev);
-
-	cowdev->state &= ~COWDEVOPEN;
-
-	return 0;
-}
-
-/*
-** open the read-only file
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_openrdo(struct cowloop_device *cowdev, char *rdof)
-{
-	struct file	*f;
-	struct inode	*inode;
-	long int	i, nrval;
-
-	DEBUGP(DCOW"cowloop - openrdo called\n");
-
-	/*
-	** open the read-only file
-	*/
-        if(*rdof == '\0') {
-     	     	printk(KERN_ERR
-		       "cowloop - specify name for read-only file\n\n");
-         	return -EINVAL;
-        }
-
-	f = filp_open(rdof, O_RDONLY|O_LARGEFILE, 0);
-
-	if ( (f == NULL) || IS_ERR(f) ) {
-		printk(KERN_ERR
-		       "cowloop - open of rdofile %s failed\n", rdof);
-		return -EINVAL;
-	}
-
-	cowdev->rdofp = f;
-
-	inode = f->f_dentry->d_inode;
-
-	if ( !S_ISREG(inode->i_mode) && !S_ISBLK(inode->i_mode) ) {
-		printk(KERN_ERR
-		       "cowloop - %s not regular file or blockdev\n", rdof);
-		return -EINVAL;
-	}
-
-	DEBUGP(DCOW"cowloop - determine size rdo....\n");
-
-	/*
-	** determine block-size and total size of read-only file
-	*/
-	if (S_ISREG(inode->i_mode)) {
-		/*
-		** read-only file is a regular file
-		*/
-		cowdev->blocksz   = 512;	/* other value fails */
-		cowdev->numblocks = inode->i_size >> MUSHIFT;
-
-		if (inode->i_size & MUMASK) {
-			printk(KERN_WARNING
-			       "cowloop - rdofile %s truncated to multiple "
-			       "of %d bytes\n", rdof, MAPUNIT);
-		}
-
-		DEBUGP(DCOW"cowloop - RO=regular: numblocks=%d, blocksz=%d\n",
-			cowdev->numblocks, cowdev->blocksz);
-	} else {
-		/*
-		** read-only file is a block device
-		*/
-		cowdev->belowdev  = inode->i_bdev;
-		cowdev->belowgd   = cowdev->belowdev->bd_disk; /* gendisk */
-
-		if (cowdev->belowdev->bd_part) {
-			cowdev->numblocks = cowdev->belowdev->bd_part->nr_sects
-								/ (MAPUNIT/512);
-		}
-
-		if (cowdev->belowgd) {
-			cowdev->belowq = cowdev->belowgd->queue;
-
-			if (cowdev->numblocks == 0) {
-				cowdev->numblocks = get_capacity(cowdev->belowgd)
-                         					/ (MAPUNIT/512);
-			}
-		}
-
-
-		if (cowdev->belowq)
-			cowdev->blocksz = queue_logical_block_size(cowdev->belowq);
-
-		if (cowdev->blocksz == 0)
-			cowdev->blocksz = BLOCK_SIZE; /* default 2^10 */
-
-		DEBUGP(DCOW"cowloop - numblocks=%d, "
-		           "blocksz=%d, belowgd=%p, belowq=%p\n",
-		  	cowdev->numblocks, cowdev->blocksz,
-			cowdev->belowgd, cowdev->belowq);
-
-		DEBUGP(DCOW"cowloop - belowdev.bd_block_size=%d\n",
-		  	cowdev->belowdev->bd_block_size);
-	}
-
-	if (cowdev->numblocks == 0) {
-		printk(KERN_ERR "cowloop - %s has no contents\n", rdof);
-		return -EINVAL;
-	}
-
-	/*
-	** reserve space in memory as generic I/O buffer
-	*/
-	cowdev->iobuf  = kmalloc(MAPUNIT, GFP_KERNEL);
-
-	if (!cowdev->iobuf) {
-		printk(KERN_ERR
-		       "cowloop - cannot get space for buffer %d\n", MAPUNIT);
-		return -ENOMEM;
-	}
-
-	DEBUGP(DCOW"cowloop - determine fingerprint rdo....\n");
-
-	/*
-	** determine fingerprint for read-only file
-	** 	calculate fingerprint from first four datablocks
-	**	which do not contain binary zeroes
-	*/
-	for (i=0, cowdev->fingerprint=0, nrval=0;
-			(nrval < 4)&&(i < cowdev->numblocks); i++) {
-		int 		j;
-		unsigned char	cs;
-
-		/*
-		** read next block
-		*/
-		if (cowlo_readrdo(cowdev, cowdev->iobuf, MAPUNIT,
-						(loff_t)i << MUSHIFT) < 1)
-			break;
-
-		/*
-		** calculate fingerprint by adding all byte-values
-		*/
-		for (j=0, cs=0; j < MAPUNIT; j++)
-			cs += *(cowdev->iobuf+j);
-
-		if (cs == 0)	/* block probably contained zeroes */
-			continue;
-
-		/*
-		** shift byte-value to proper place in final fingerprint
-		*/
-		cowdev->fingerprint |= cs << (nrval*8);
-		nrval++;
-	}
-
-	return 0;
-}
-
-/*
-** undo memory allocs and file opens issued so far
-** related to the read-only file
-*/
-static void
-cowlo_undo_openrdo(struct cowloop_device *cowdev)
-{
-	if(cowdev->iobuf);
-		kfree(cowdev->iobuf);
-
-	if (cowdev->rdofp)
-  		filp_close(cowdev->rdofp, 0);
-}
-
-/*
-** open the cowfile
-**
-** returns:
-** 	0   - okay
-**    < 0   - error value
-*/
-static int
-cowlo_opencow(struct cowloop_device *cowdev, char *cowf, int autorecover)
-{
-	long int		i, rv;
-	int			minor;
-	unsigned long		nb;
-	struct file		*f;
-	struct inode		*inode;
-	loff_t			offset;
-	struct cowloop_device	*cowtmp;
-
-	DEBUGP(DCOW"cowloop - opencow called\n");
-
-	/*
-	** open copy-on-write file (read-write)
-	*/
-        if (cowf[0] == '\0') {
-          	printk(KERN_ERR
-                 "cowloop - specify name of copy-on-write file\n\n");
-         	return -EINVAL;
-        }
-
-	f = filp_open(cowf, O_RDWR|O_LARGEFILE, 0600);
-
-	if ( (f == NULL) || IS_ERR(f) ) {
-		/*
-		** non-existing cowfile: try to create
-		*/
-		f = filp_open(cowf, O_RDWR|O_CREAT|O_LARGEFILE, 0600);
-
-		if ( (f == NULL) || IS_ERR(f) ) {
-			printk(KERN_ERR
-		       	  "cowloop - failed to open file %s for read-write\n\n",
-		       						cowf);
-			return -EINVAL;
-	 	}
-	}
-
-	cowdev->cowfp = f;
-
-	inode = f->f_dentry->d_inode;
-
-	if (!S_ISREG(inode->i_mode)) {
-		printk(KERN_ERR "cowloop - %s is not regular file\n", cowf);
-		return -EINVAL;
-	}
-
-	/*
-	** check if this cowfile is already in use for another cowdevice
-	*/
-	for (minor = 0; minor < maxcows; minor++) {
-
-		cowtmp = cowdevall[minor];
-
-		if ( !(cowtmp->state & COWDEVOPEN) )
-			continue;
-
-		if (cowtmp == cowdev)
-			continue;
-
-		if (cowtmp->cowfp->f_dentry->d_inode == f->f_dentry->d_inode) {
-			printk(KERN_ERR
-			       "cowloop - %s: already in use as cow\n", cowf);
-			return -EBUSY;
-		}
-	}
-
-	/*
-	** mark cowfile open for read-write
-	*/
-	cowdev->state |= COWRWCOWOPEN;
-
-	/*
-	** calculate size (in bytes) for total bitmap in cowfile;
-	** when the size of the cowhead block is added, the start-offset
-	** for the modified data blocks can be found
-	*/
-	nb = cowdev->numblocks;
-
-	if (nb%8)		/* transform #bits to #bytes */
-		nb+=8;  	/* rounded if necessary      */
-	nb /= 8;
-
-	if (nb & MUMASK)	/* round up #bytes to MAPUNIT chunks */
-		cowdev->mapsize = ( (nb>>MUSHIFT) +1) << MUSHIFT;
-	else
-		cowdev->mapsize = nb;
-
-	/*
-	** reserve space in memory for the cowhead
-	*/
-	cowdev->cowhead = kmalloc(MAPUNIT, GFP_KERNEL);
-
-	if (!cowdev->cowhead) {
-		printk(KERN_ERR "cowloop - cannot get space for cowhead %d\n",
-								     MAPUNIT);
-		return -ENOMEM;
-	}
-
-	memset(cowdev->cowhead, 0, MAPUNIT);
-
-	DEBUGP(DCOW"cowloop - prepare cowhead....\n");
-
-	/*
-	** check if the cowfile exists or should be created
-	*/
-	if (inode->i_size != 0) {
-		/*
-		** existing cowfile: read the cow head
-		*/
-		if (inode->i_size < MAPUNIT) {
-			printk(KERN_ERR
-			       "cowloop - existing cowfile %s too small\n",
-				cowf);
-			return -EINVAL;
-		}
-
-		cowlo_readcowraw(cowdev, cowdev->cowhead, MAPUNIT, (loff_t) 0);
-
-		/*
-		** verify if the existing file is really a cowfile
-		*/
-		if (cowdev->cowhead->magic != COWMAGIC) {
-			printk(KERN_ERR
-			       "cowloop - cowfile %s has incorrect format\n",
-				cowf);
-			return -EINVAL;
-		}
-
-		/*
-		** verify the cowhead version of the cowfile
-		*/
-		if (cowdev->cowhead->version > COWVERSION) {
-			printk(KERN_ERR
-			       "cowloop - cowfile %s newer than this driver\n",
-				cowf);
-			return -EINVAL;
-		}
-
-		/*
-		** make sure that this is not a packed cowfile
-		*/
-		if (cowdev->cowhead->flags & COWPACKED) {
-			printk(KERN_ERR
-			    "cowloop - packed cowfile %s not accepted\n", cowf);
-			return -EINVAL;
-		}
-
-		/*
-		** verify if the cowfile has been properly closed
-		*/
-		if (cowdev->cowhead->flags & COWDIRTY) {
-			/*
-			** cowfile was not properly closed;
-			** check if automatic recovery is required
-			** (actual recovery will be done later on)
-			*/
-			if (!autorecover) {
-				printk(KERN_ERR
-				       "cowloop - cowfile %s is dirty "
-				       "(not properly closed by rmmod?)\n",
-					cowf);
-				printk(KERN_ERR
-				       "cowloop - run cowrepair or specify "
-				       "'option=r' to recover\n");
-				return -EINVAL;
-			}
-		}
-
-		/*
-		** verify if the cowfile is really related to this rdofile
-		*/
-		if (cowdev->cowhead->rdoblocks != cowdev->numblocks) {
-			printk(KERN_ERR
-		       	       "cowloop - cowfile %s (size %lld) not related "
-		       	       "to rdofile (size %lld)\n",
-				cowf,
-				(long long)cowdev->cowhead->rdoblocks <<MUSHIFT,
-				(long long)cowdev->numblocks <<MUSHIFT);
-			return -EINVAL;
-		}
-
-		if (cowdev->cowhead->rdofingerprint != cowdev->fingerprint) {
-			printk(KERN_ERR
-		       	     "cowloop - cowfile %s not related to rdofile "
-			     " (fingerprint err - rdofile modified?)\n", cowf);
-			return -EINVAL;
-		}
-	} else {
-		/*
-		** new cowfile: determine the minimal size (cowhead+bitmap)
-		*/
-		offset = (loff_t) MAPUNIT + cowdev->mapsize - 1;
-
-		if ( cowlo_writecowraw(cowdev, "", 1, offset) < 1) {
-			printk(KERN_ERR
-			       "cowloop - cannot set cowfile to size %lld\n",
-				offset+1);
-			return -EINVAL;
-		}
-
-		/*
-		** prepare new cowhead
-		*/
-		cowdev->cowhead->magic		= COWMAGIC;
-		cowdev->cowhead->version	= COWVERSION;
-		cowdev->cowhead->mapunit	= MAPUNIT;
-		cowdev->cowhead->mapsize	= cowdev->mapsize;
-		cowdev->cowhead->rdoblocks	= cowdev->numblocks;
-		cowdev->cowhead->rdofingerprint	= cowdev->fingerprint;
-		cowdev->cowhead->cowused	= 0;
-
-		/*
-		** calculate start offset of data in cowfile,
-		** rounded up to multiple of 4K to avoid
-		** unnecessary disk-usage for written datablocks in
-		** the sparsed cowfile on e.g. 4K filesystems
-		*/
-		cowdev->cowhead->doffset =
-			((MAPUNIT+cowdev->mapsize+4095)>>12)<<12;
-	}
-
-	cowdev->cowhead->flags	= 0;
-
-	DEBUGP(DCOW"cowloop - reserve space bitmap....\n");
-
-	/*
-	** reserve space in memory for the entire bitmap and
-	** fill it with the bitmap-data from disk; the entire
-	** bitmap is allocated in several chunks because kmalloc
-	** has restrictions regarding the allowed size per kmalloc
-	*/
-	cowdev->mapcount = (cowdev->mapsize+MAPCHUNKSZ-1)/MAPCHUNKSZ;
-
-	/*
-	** the size of every bitmap chunk will be MAPCHUNKSZ bytes, except for
-	** the last bitmap chunk: calculate remaining size for this chunk
-	*/
-	if (cowdev->mapsize % MAPCHUNKSZ == 0)
-		cowdev->mapremain = MAPCHUNKSZ;
-	else
-		cowdev->mapremain = cowdev->mapsize % MAPCHUNKSZ;
-
-	/*
-	** allocate space to store all pointers for the bitmap-chunks
-	** (initialize area with zeroes to allow proper undo)
-	*/
-	cowdev->mapcache = kmalloc(cowdev->mapcount * sizeof(char *),
-								GFP_KERNEL);
-	if (!cowdev->mapcache) {
-		printk(KERN_ERR
-		       "cowloop - can not allocate space for bitmap ptrs\n");
-		return -ENOMEM;
-	}
-
-	memset(cowdev->mapcache, 0, cowdev->mapcount * sizeof(char *));
-
-	/*
-	** allocate space to store the bitmap-chunks themselves
-	*/
-	for (i=0; i < cowdev->mapcount; i++) {
-		if (i < (cowdev->mapcount-1))
-			*(cowdev->mapcache+i) = kmalloc(MAPCHUNKSZ, GFP_KERNEL);
-		else
-			*(cowdev->mapcache+i) = kmalloc(cowdev->mapremain,
-						                  GFP_KERNEL);
-
-		if (*(cowdev->mapcache+i) == NULL) {
-			printk(KERN_ERR "cowloop - no space for bitmapchunk %ld"
-					" totmapsz=%ld, mapcnt=%d mapunit=%d\n",
-					i, cowdev->mapsize, cowdev->mapcount,
-					MAPUNIT);
-			return -ENOMEM;
-		}
-	}
-
-	DEBUGP(DCOW"cowloop - read bitmap from cow....\n");
-
-	/*
-	** read the entire bitmap from the cowfile into the in-memory cache;
-	** count the number of blocks that are in use already
-	** (statistical purposes)
-	*/
-	for (i=0, offset=MAPUNIT; i < cowdev->mapcount;
-					i++, offset+=MAPCHUNKSZ) {
-		unsigned long	numbytes;
-
-		if (i < (cowdev->mapcount-1))
-			/*
-			** full bitmap chunk
-			*/
-			numbytes = MAPCHUNKSZ;
-		else
-			/*
-			** last bitmap chunk: might be partly filled
-			*/
-			numbytes = cowdev->mapremain;
-
-		cowlo_readcowraw(cowdev, *(cowdev->mapcache+i),
-							numbytes, offset);
-	}
-
-	/*
-	** if the cowfile was dirty and automatic recovery is required,
-	** reconstruct a proper bitmap in memory now
-	*/
-	if (cowdev->cowhead->flags & COWDIRTY) {
-		unsigned long long	blocknum;
-		char			databuf[MAPUNIT];
-		unsigned long		mapnum, mapbyte, mapbit;
-
-		printk(KERN_NOTICE "cowloop - recover dirty cowfile %s....\n",
-							cowf);
-
-		/*
-		** read all data blocks
-		*/
-		for (blocknum=0, rv=1, offset=0;
-			cowlo_readcow(cowdev, databuf, MAPUNIT, offset) > 0;
-			blocknum++, offset += MAPUNIT) {
-
-			/*
-			** if this datablock contains real data (not binary
-			** zeroes), set the corresponding bit in the bitmap
-			*/
-			if ( memcmp(databuf, allzeroes, MAPUNIT) == 0)
-				continue;
-
-			mapnum  = CALCMAP (blocknum);
-			mapbyte = CALCBYTE(blocknum);
-			mapbit  = CALCBIT (blocknum);
-
-			*(*(cowdev->mapcache+mapnum)+mapbyte) |= (1<<mapbit);
-		}
-
-		printk(KERN_NOTICE "cowloop - cowfile recovery completed\n");
-	}
-
-	/*
-	** count all bits set in the bitmaps for statistical purposes
-	*/
-	for (i=0, cowdev->nrcowblocks = 0; i < cowdev->mapcount; i++) {
-		long	numbytes;
-		char	*p;
-
-		if (i < (cowdev->mapcount-1))
-			numbytes = MAPCHUNKSZ;
-		else
-			numbytes = cowdev->mapremain;
-
-		p = *(cowdev->mapcache+i);
-
-		for (numbytes--; numbytes >= 0; numbytes--, p++) {
-			/*
-			** for only eight checks the following construction
-			** is faster than a loop-construction
-			*/
-			if ((*p) & 0x01)	cowdev->nrcowblocks++;
-			if ((*p) & 0x02)	cowdev->nrcowblocks++;
-			if ((*p) & 0x04)	cowdev->nrcowblocks++;
-			if ((*p) & 0x08)	cowdev->nrcowblocks++;
-			if ((*p) & 0x10)	cowdev->nrcowblocks++;
-			if ((*p) & 0x20)	cowdev->nrcowblocks++;
-			if ((*p) & 0x40)	cowdev->nrcowblocks++;
-			if ((*p) & 0x80)	cowdev->nrcowblocks++;
-		}
-	}
-
-	/*
-	** consistency-check for number of bits set in bitmap
-	*/
-	if ( !(cowdev->cowhead->flags & COWDIRTY) &&
-	    (cowdev->cowhead->cowused != cowdev->nrcowblocks) ) {
-		printk(KERN_ERR "cowloop - inconsistent cowfile admi\n");
-		return -EINVAL;
-	}
-
-	return 0;
-}
-
-/*
-** undo memory allocs and file opens issued so far
-** related to the cowfile
-*/
-static void
-cowlo_undo_opencow(struct cowloop_device *cowdev)
-{
-	int	i;
-
-	if (cowdev->mapcache) {
-		for (i=0; i < cowdev->mapcount; i++) {
-			if (*(cowdev->mapcache+i) != NULL)
-				kfree( *(cowdev->mapcache+i) );
-		}
-
-		kfree(cowdev->mapcache);
-	}
-
-	if (cowdev->cowhead)
-		kfree(cowdev->cowhead);
-
-	if ( (cowdev->state & COWCOWOPEN) && (cowdev->cowfp) )
-  		filp_close(cowdev->cowfp, 0);
-
-	/*
-	** mark cowfile closed
-	*/
-	cowdev->state &= ~COWCOWOPEN;
-}
-
-/*
-** flush the entire bitmap and the cowhead (clean) to the cowfile
-**
-** must be called with the cowdevices-lock set
-*/
-static void
-cowlo_sync(void)
-{
-	int			i, minor;
-	loff_t			offset;
-	struct cowloop_device	*cowdev;
-
-	for (minor=0; minor < maxcows;  minor++) {
-		cowdev = cowdevall[minor];
-		if ( ! (cowdev->state & COWRWCOWOPEN) )
-			continue;
-
-		for (i=0, offset=MAPUNIT; i < cowdev->mapcount;
-					i++, offset += MAPCHUNKSZ) {
-			unsigned long	numbytes;
-
-			if (i < (cowdev->mapcount-1))
-				/*
-				** full bitmap chunk
-				*/
-				numbytes = MAPCHUNKSZ;
-			else
-				/*
-				** last bitmap chunk: might be partly filled
-				*/
-				numbytes = cowdev->mapremain;
-
-			DEBUGP(DCOW
-			       "cowloop - flushing bitmap %2d (%3ld Kb)\n",
-							i, numbytes/1024);
-
-			if (cowlo_writecowraw(cowdev, *(cowdev->mapcache+i),
-						numbytes, offset) < numbytes) {
-				break;
-			}
-		}
-
-		/*
-		** flush clean up-to-date cowhead to cowfile
-		*/
-		cowdev->cowhead->cowused	 = cowdev->nrcowblocks;
-		cowdev->cowhead->flags		&= ~COWDIRTY;
-
-		DEBUGP(DCOW "cowloop - flushing cowhead (%3d Kb)\n",
-							MAPUNIT/1024);
-
-		cowlo_writecowraw(cowdev, cowdev->cowhead, MAPUNIT, (loff_t) 0);
-	}
-}
-
-/*****************************************************************************/
-/* Module loading/unloading                                                  */
-/*****************************************************************************/
-
-/*
-** called during insmod/modprobe
-*/
-static int __init
-cowlo_init_module(void)
-{
-	int	rv;
-	int	minor, uptocows;
-
-        revision[sizeof revision - 3] = '\0';
-
-        printk(KERN_NOTICE "cowloop - (C) 2009 ATComputing.nl - version: %s\n", &revision[11]);
-        printk(KERN_NOTICE "cowloop - info: www.ATComputing.nl/cowloop\n");
-
-	memset(allzeroes, 0, MAPUNIT);
-
-	/*
-	** Setup administration for all possible cowdevices.
-        ** Note that their minor numbers go from 0 to MAXCOWS-1 inclusive
-        ** and minor == MAXCOWS-1 is reserved for the control device.
-	*/
-	if ((maxcows < 1) || (maxcows > MAXCOWS)) {
-		printk(KERN_WARNING
-		       "cowloop - maxcows exceeds maximum of %d\n", MAXCOWS);
-
-                maxcows = DFLCOWS;
-        }
-
-	/* allocate room for a table with a pointer to each cowloop_device: */
-        if ( (cowdevall = kmalloc(maxcows * sizeof(struct cowloop_device *),
-							GFP_KERNEL)) == NULL) {
-		printk(KERN_WARNING
-		        "cowloop - can not alloc table for %d devs\n", maxcows);
-		uptocows = 0;
-		rv = -ENOMEM;
-		goto error_out;
-	}
-	memset(cowdevall, 0, maxcows * sizeof(struct cowloop_device *));
-	/* then hook an actual cowloop_device struct to each pointer: */
-	for (minor=0; minor < maxcows; minor++) {
-		if ((cowdevall[minor] = kmalloc(sizeof(struct cowloop_device),
-						GFP_KERNEL)) == NULL) {
-			printk(KERN_WARNING
-		           "cowloop - can not alloc admin-struct for dev no %d\n", minor);
-
-			uptocows = minor; /* this is how far we got.... */
-			rv = -ENOMEM;
-			goto error_out;
-		}
-        	memset(cowdevall[minor], 0, sizeof(struct cowloop_device));
-	}
-	uptocows = maxcows; /* we got all devices */
-
-	sema_init(&cowdevlock, 1);
-
-	/*
-	** register cowloop module
-	*/
-	if ( register_blkdev(COWMAJOR, DEVICE_NAME) < 0) {
-		printk(KERN_WARNING
-		    "cowloop - unable to get major %d for cowloop\n", COWMAJOR);
-		rv = -EIO;
-		goto error_out;
-	}
-
-	/*
-	** create a directory below /proc to allocate a file
-	** for each cowdevice that is allocated later on
-	*/
-	cowlo_procdir = proc_mkdir("cow", NULL);
-
-	/*
-	** check if a cowdevice has to be opened during insmod/modprobe;
-	** two parameters should be specified then: rdofile= and cowfile=
-	*/
-	if( (rdofile[0] != '\0') && (cowfile[0] != '\0') ) {
-		char	*po = option;
-		int	wantrecover = 0;
-
-		/*
-		** check if automatic recovery is wanted
-		*/
-		while (*po) {
-			if (*po == 'r') {
-				wantrecover = 1;
-				break;
-                        }
-			po++;
-		}
-
-		/*
-		** open new cowdevice with minor number 0
-		*/
-		if ( (rv = cowlo_openpair(rdofile, cowfile, wantrecover, 0))) {
-			remove_proc_entry("cow", NULL);
-			unregister_blkdev(COWMAJOR, DEVICE_NAME);
-			goto error_out;
-		}
-        } else {
-		/*
-		** check if only one parameter has been specified
-		*/
-		if( (rdofile[0] != '\0') || (cowfile[0] != '\0') ) {
-			printk(KERN_ERR
-			       "cowloop - only one filename specified\n");
-			remove_proc_entry("cow", NULL);
-			unregister_blkdev(COWMAJOR, DEVICE_NAME);
-			rv = -EINVAL;
-			goto error_out;
-		}
-	}
-
-	/*
-	** allocate fake disk as control channel to handle the requests
-	** to activate and deactivate cowdevices dynamically
-	*/
-	if (!(cowctlgd = alloc_disk(1))) {
-		printk(KERN_WARNING
-		       "cowloop - unable to alloc_disk for cowctl\n");
-
-		remove_proc_entry("cow", NULL);
-		(void) cowlo_closepair(cowdevall[0]);
-		unregister_blkdev(COWMAJOR, DEVICE_NAME);
-		rv = -ENOMEM;
-		goto error_out;
-	}
-
-	spin_lock_init(&cowctlrqlock);
-	cowctlgd->major        = COWMAJOR;
-	cowctlgd->first_minor  = COWCTL;
-	cowctlgd->minors       = 1;
-	cowctlgd->fops         = &cowlo_fops;
-	cowctlgd->private_data = NULL;
-	/* the device has capacity 0, so there will be no q-requests */
-	cowctlgd->queue = blk_init_queue(NULL, &cowctlrqlock);
-	sprintf(cowctlgd->disk_name, "cowctl");
-	set_capacity(cowctlgd, 0);
-
-	add_disk(cowctlgd);
-
-        printk(KERN_NOTICE "cowloop - number of configured cowdevices: %d\n",
-								maxcows);
-	if (rdofile[0] != '\0') {
-	    printk(KERN_NOTICE "cowloop - initialized on rdofile=%s\n",
-								rdofile);
-	} else {
-	    printk(KERN_NOTICE "cowloop - initialized without rdofile yet\n");
-	}
-	return 0;
-
-error_out:
-	for (minor=0; minor < uptocows ; minor++) {
-		kfree(cowdevall[minor]);
-	}
-	kfree(cowdevall);
-	return rv;
-}
-
-/*
-** called during rmmod
-*/
-static void __exit
-cowlo_cleanup_module(void)
-{
-	int	minor;
-
-	/*
-	** flush bitmaps and cowheads to the cowfiles
-	*/
-	down(&cowdevlock);
-	cowlo_sync();
-	up(&cowdevlock);
-
-	/*
-	** close all cowdevices
-	*/
-	for (minor=0; minor < maxcows;  minor++)
-		(void) cowlo_closepair(cowdevall[minor]);
-
-	unregister_blkdev(COWMAJOR, DEVICE_NAME);
-
-	/*
-	** get rid of /proc/cow and unregister the driver
-	*/
-	remove_proc_entry("cow", NULL);
-
-	for (minor = 0; minor < maxcows; minor++) {
-		kfree(cowdevall[minor]);
-	}
-	kfree(cowdevall);
-
-	del_gendisk(cowctlgd);  /* revert the alloc_disk() */
-	put_disk   (cowctlgd);  /* revert the add_disk()   */
-	blk_cleanup_queue(cowctlgd->queue); /* cleanup the empty queue */
-
-	printk(KERN_NOTICE "cowloop - unloaded\n");
-}
-
-module_init(cowlo_init_module);
-module_exit(cowlo_cleanup_module);
diff --git a/drivers/staging/cowloop/cowloop.h b/drivers/staging/cowloop/cowloop.h
deleted file mode 100644
index bbd4a35ac667..000000000000
--- a/drivers/staging/cowloop/cowloop.h
+++ /dev/null
@@ -1,66 +0,0 @@
-/*
-** DO NOT MODIFY THESE VALUES (would make old cowfiles unusable)
-*/
-#define	MAPUNIT		1024		/* blocksize for bit in bitmap       */
-#define	MUSHIFT		10		/* bitshift  for bit in bitmap       */
-#define	MUMASK		0x3ff		/* bitmask   for bit in bitmap       */
-
-#define	COWMAGIC	0x574f437f	/* byte-swapped '7f C O W'           */
-#define	COWDIRTY	0x01
-#define	COWPACKED	0x02
-#define	COWVERSION	1
-
-struct cowhead
-{
-	int		magic;		/* identifies a cowfile              */
-	short		version;	/* version of cowhead                */
-	short		flags;    	/* flags indicating status           */
-	unsigned long	mapunit;	/* blocksize per bit in bitmap       */
-	unsigned long	mapsize;	/* total size of bitmap (bytes)      */
-	unsigned long	doffset;	/* start-offset datablocks in cow    */
-	unsigned long	rdoblocks;	/* size of related read-only file    */
-	unsigned long	rdofingerprint;	/* fingerprint of read-only file     */
-	unsigned long	cowused;	/* number of datablocks used in cow  */
-};
-
-#define COWDEVDIR	"/dev/cow/"
-#define COWDEVICE	COWDEVDIR "%ld"
-#define COWCONTROL	COWDEVDIR "ctl"
-
-#define MAXCOWS		1024
-#define COWCTL		(MAXCOWS-1)	/* minor number of /dev/cow/ctl     */
-
-#define COWPROCDIR	"/proc/cow/"
-#define COWPROCFILE	COWPROCDIR "%d"
-
-/*
-** ioctl related stuff
-*/
-#define ANYDEV		((unsigned long)-1)
-
-struct cowpair
-{
-	unsigned char	*rdofile;	/* pathname of the rdofile           */
-	unsigned char	*cowfile;	/* pathname of the cowfile           */
-	unsigned short	rdoflen;	/* length of rdofile pathname        */
-	unsigned short	cowflen;	/* length of cowfile pathname        */
-	unsigned long	device;		/* requested/returned device number  */
-};
-
-struct cowwatch
-{
-	int      	flags;		/* request flags                     */
-	unsigned long	device;		/* requested device number           */
-	unsigned long	threshold;	/* continue if free Kb < threshold   */
-	unsigned long	totalkb;	/* ret: total filesystem size (Kb)   */
-	unsigned long	availkb;	/* ret: free  filesystem size (Kb)   */
-};
-
-#define	WATCHWAIT	0x01		/* block until threshold reached     */
-
-#define	COWSYNC		_IO  ('C', 1)
-#define	COWMKPAIR	_IOW ('C', 2, struct cowpair)
-#define	COWRMPAIR	_IOW ('C', 3, unsigned long)
-#define	COWWATCH	_IOW ('C', 4, struct cowwatch)
-#define	COWCLOSE	_IOW ('C', 5, unsigned long)
-#define	COWRDOPEN	_IOW ('C', 6, unsigned long)
diff --git a/drivers/staging/cpc-usb/Kconfig b/drivers/staging/cpc-usb/Kconfig
deleted file mode 100644
index 2be0bc9c39d0..000000000000
--- a/drivers/staging/cpc-usb/Kconfig
+++ /dev/null
@@ -1,4 +0,0 @@
-config USB_CPC
-	tristate "CPC CAN USB driver"
-	depends on USB && PROC_FS
-	default n
diff --git a/drivers/staging/cpc-usb/Makefile b/drivers/staging/cpc-usb/Makefile
deleted file mode 100644
index 3f83170a8fab..000000000000
--- a/drivers/staging/cpc-usb/Makefile
+++ /dev/null
@@ -1,3 +0,0 @@
-obj-$(CONFIG_USB_CPC)	+= cpc-usb.o
-
-cpc-usb-y := cpc-usb_drv.o sja2m16c_2.o
diff --git a/drivers/staging/cpc-usb/TODO b/drivers/staging/cpc-usb/TODO
deleted file mode 100644
index 9b1752fb9cd7..000000000000
--- a/drivers/staging/cpc-usb/TODO
+++ /dev/null
@@ -1,10 +0,0 @@
-Things to do for this driver to get merged into the main portion of the
-kernel:
-	- checkpatch cleanups
-	- sparse clean
-	- remove proc code
-	- tie into CAN socket interfaces if possible
-	- figure out sane userspace api
-	- use linux's error codes
-
-Send patches to Greg Kroah-Hartman <greg@kroah.com>
diff --git a/drivers/staging/cpc-usb/cpc-usb_drv.c b/drivers/staging/cpc-usb/cpc-usb_drv.c
deleted file mode 100644
index c5eca46996fb..000000000000
--- a/drivers/staging/cpc-usb/cpc-usb_drv.c
+++ /dev/null
@@ -1,1184 +0,0 @@
-/*
- * CPC-USB CAN Interface Kernel Driver
- *
- * Copyright (C) 2004-2009 EMS Dr. Thomas Wuensche
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License as published
- * by the Free Software Foundation; version 2 of the License.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
- */
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <linux/module.h>
-#include <linux/poll.h>
-#include <linux/smp_lock.h>
-#include <linux/completion.h>
-#include <asm/uaccess.h>
-#include <linux/usb.h>
-
-
-#include <linux/proc_fs.h>
-
-#include "cpc.h"
-
-#include "cpc_int.h"
-#include "cpcusb.h"
-
-#include "sja2m16c.h"
-
-/* Version Information */
-#define DRIVER_AUTHOR  "Sebastian Haas <haas@ems-wuensche.com>"
-#define DRIVER_DESC    "CPC-USB Driver for Linux Kernel 2.6"
-#define DRIVER_VERSION CPC_DRIVER_VERSION
-
-MODULE_AUTHOR(DRIVER_AUTHOR);
-MODULE_DESCRIPTION(DRIVER_DESC);
-MODULE_VERSION(DRIVER_VERSION);
-MODULE_LICENSE("GPL v2");
-
-/* Define these values to match your devices */
-#define USB_CPCUSB_VENDOR_ID	0x12D6
-
-#define USB_CPCUSB_M16C_PRODUCT_ID    0x0888
-#define USB_CPCUSB_LPC2119_PRODUCT_ID 0x0444
-
-#define CPC_USB_PROC_DIR     CPC_PROC_DIR "cpc-usb"
-
-static struct proc_dir_entry *procDir;
-static struct proc_dir_entry *procEntry;
-
-/* Module parameters */
-static int debug;
-module_param(debug, int, S_IRUGO);
-
-/* table of devices that work with this driver */
-static struct usb_device_id cpcusb_table[] = {
-	{USB_DEVICE(USB_CPCUSB_VENDOR_ID, USB_CPCUSB_M16C_PRODUCT_ID)},
-	{USB_DEVICE(USB_CPCUSB_VENDOR_ID, USB_CPCUSB_LPC2119_PRODUCT_ID)},
-	{}			/* Terminating entry */
-};
-
-MODULE_DEVICE_TABLE(usb, cpcusb_table);
-
-/* use to prevent kernel panic if driver is unloaded
- * while a programm has still open the device
- */
-DECLARE_WAIT_QUEUE_HEAD(rmmodWq);
-atomic_t useCount;
-
-static CPC_USB_T *CPCUSB_Table[CPC_USB_CARD_CNT] = { 0 };
-static unsigned int CPCUsbCnt;
-
-/* prevent races between open() and disconnect() */
-static DECLARE_MUTEX(disconnect_sem);
-
-/* local function prototypes */
-static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
-			   loff_t *ppos);
-static ssize_t cpcusb_write(struct file *file, const char *buffer,
-			    size_t count, loff_t *ppos);
-static unsigned int cpcusb_poll(struct file *file, poll_table * wait);
-static int cpcusb_open(struct inode *inode, struct file *file);
-static int cpcusb_release(struct inode *inode, struct file *file);
-
-static int cpcusb_probe(struct usb_interface *interface,
-			const struct usb_device_id *id);
-static void cpcusb_disconnect(struct usb_interface *interface);
-
-static void cpcusb_read_bulk_callback(struct urb *urb);
-static void cpcusb_write_bulk_callback(struct urb *urb);
-static void cpcusb_read_interrupt_callback(struct urb *urb);
-
-static int cpcusb_setup_intrep(CPC_USB_T *card);
-
-static struct file_operations cpcusb_fops = {
-	/*
-	 * The owner field is part of the module-locking
-	 * mechanism. The idea is that the kernel knows
-	 * which module to increment the use-counter of
-	 * BEFORE it calls the device's open() function.
-	 * This also means that the kernel can decrement
-	 * the use-counter again before calling release()
-	 * or should the open() function fail.
-	 */
-	.owner = THIS_MODULE,
-
-	.read = cpcusb_read,
-	.write = cpcusb_write,
-	.poll = cpcusb_poll,
-	.open = cpcusb_open,
-	.release = cpcusb_release,
-};
-
-/*
- * usb class driver info in order to get a minor number from the usb core,
- * and to have the device registered with devfs and the driver core
- */
-static struct usb_class_driver cpcusb_class = {
-	.name = "usb/cpc_usb%d",
-	.fops = &cpcusb_fops,
-	.minor_base = CPC_USB_BASE_MNR,
-};
-
-/* usb specific object needed to register this driver with the usb subsystem */
-static struct usb_driver cpcusb_driver = {
-	.name = "cpc-usb",
-	.probe = cpcusb_probe,
-	.disconnect = cpcusb_disconnect,
-	.id_table = cpcusb_table,
-};
-
-static int cpcusb_create_info_output(char *buf)
-{
-	int i = 0, j;
-
-	for (j = 0; j < CPC_USB_CARD_CNT; j++) {
-		if (CPCUSB_Table[j]) {
-			CPC_USB_T *card = CPCUSB_Table[j];
-			CPC_CHAN_T *chan = card->chan;
-
-			/* MINOR CHANNELNO BUSNO SLOTNO */
-			i += sprintf(&buf[i], "%d %s\n", chan->minor,
-				     card->serialNumber);
-		}
-	}
-
-	return i;
-}
-
-static int cpcusb_proc_read_info(char *page, char **start, off_t off,
-				 int count, int *eof, void *data)
-{
-	int len = cpcusb_create_info_output(page);
-
-	if (len <= off + count)
-		*eof = 1;
-	*start = page + off;
-	len -= off;
-	if (len > count)
-		len = count;
-	if (len < 0)
-		len = 0;
-
-	return len;
-}
-
-/*
- * Remove CPC-USB and cleanup
- */
-static inline void cpcusb_delete(CPC_USB_T *card)
-{
-	if (card) {
-		if (card->chan) {
-			if (card->chan->buf)
-				vfree(card->chan->buf);
-
-			if (card->chan->CPCWait_q)
-				kfree(card->chan->CPCWait_q);
-
-			kfree(card->chan);
-		}
-
-		CPCUSB_Table[card->idx] = NULL;
-		kfree(card);
-	}
-}
-
-/*
- * setup the interrupt IN endpoint of a specific CPC-USB device
- */
-static int cpcusb_setup_intrep(CPC_USB_T *card)
-{
-	int retval = 0;
-	struct usb_endpoint_descriptor *ep;
-
-	ep = &card->interface->altsetting[0].endpoint[card->num_intr_in].desc;
-
-	card->intr_in_buffer[0] = 0;
-	card->free_slots = 15;	/* initial size */
-
-	/* setup the urb */
-	usb_fill_int_urb(card->intr_in_urb, card->udev,
-			 usb_rcvintpipe(card->udev, card->num_intr_in),
-			 card->intr_in_buffer,
-			 sizeof(card->intr_in_buffer),
-			 cpcusb_read_interrupt_callback,
-			 card,
-			 ep->bInterval);
-
-	card->intr_in_urb->status = 0;	/* needed! */
-
-	/* submit the urb */
-	retval = usb_submit_urb(card->intr_in_urb, GFP_KERNEL);
-
-	if (retval)
-		err("%s - failed submitting intr urb, error %d", __func__,
-		    retval);
-
-	return retval;
-}
-
-static int cpcusb_open(struct inode *inode, struct file *file)
-{
-	CPC_USB_T *card = NULL;
-	struct usb_interface *interface;
-	int subminor;
-	int j, retval = 0;
-
-	subminor = iminor(inode);
-
-	/* prevent disconnects */
-	down(&disconnect_sem);
-
-	interface = usb_find_interface(&cpcusb_driver, subminor);
-	if (!interface) {
-		err("%s - error, can't find device for minor %d",
-				__func__, subminor);
-		retval = CPC_ERR_NO_INTERFACE_PRESENT;
-		goto exit_no_device;
-	}
-
-	card = usb_get_intfdata(interface);
-	if (!card) {
-		retval = CPC_ERR_NO_INTERFACE_PRESENT;
-		goto exit_no_device;
-	}
-
-	/* lock this device */
-	down(&card->sem);
-
-	/* increment our usage count for the driver */
-	if (card->open) {
-		dbg("device already opened");
-		retval = CPC_ERR_CHANNEL_ALREADY_OPEN;
-		goto exit_on_error;
-	}
-
-	/* save our object in the file's private structure */
-	file->private_data = card;
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		usb_fill_bulk_urb(card->urbs[j].urb, card->udev,
-				  usb_rcvbulkpipe(card->udev, card->num_bulk_in),
-				  card->urbs[j].buffer, card->urbs[j].size,
-				  cpcusb_read_bulk_callback, card);
-
-		retval = usb_submit_urb(card->urbs[j].urb, GFP_KERNEL);
-
-		if (retval) {
-			err("%s - failed submitting read urb, error %d",
-			    __func__, retval);
-			retval = CPC_ERR_TRANSMISSION_FAILED;
-			goto exit_on_error;
-		}
-	}
-
-	info("%s - %d URB's submitted", __func__, j);
-
-	ResetBuffer(card->chan);
-
-	cpcusb_setup_intrep(card);
-	card->open = 1;
-
-	atomic_inc(&useCount);
-
-exit_on_error:
-	/* unlock this device */
-	up(&card->sem);
-
-exit_no_device:
-	up(&disconnect_sem);
-
-	return retval;
-}
-
-static unsigned int cpcusb_poll(struct file *file, poll_table * wait)
-{
-	CPC_USB_T *card = (CPC_USB_T *) file->private_data;
-	unsigned int retval = 0;
-
-	if (!card) {
-		err("%s - device object lost", __func__);
-		return -EIO;
-	}
-
-	poll_wait(file, card->chan->CPCWait_q, wait);
-
-	if (IsBufferNotEmpty(card->chan) || !(card->present))
-		retval |= (POLLIN | POLLRDNORM);
-
-	if (card->free_slots)
-		retval |= (POLLOUT | POLLWRNORM);
-
-	return retval;
-}
-
-static int cpcusb_release(struct inode *inode, struct file *file)
-{
-	CPC_USB_T *card = (CPC_USB_T *) file->private_data;
-	int j, retval = 0;
-
-	if (card == NULL) {
-		dbg("%s - object is NULL", __func__);
-		return CPC_ERR_NO_INTERFACE_PRESENT;
-	}
-
-	/* lock our device */
-	down(&card->sem);
-
-	if (!card->open) {
-		dbg("%s - device not opened", __func__);
-		retval = CPC_ERR_NO_INTERFACE_PRESENT;
-		goto exit_not_opened;
-	}
-
-	/* if device wasn't unplugged kill all urbs */
-	if (card->present) {
-		/* kill read urbs */
-		for (j = 0; j < CPC_USB_URB_CNT; j++) {
-			usb_kill_urb(card->urbs[j].urb);
-		}
-
-		/* kill irq urb */
-		usb_kill_urb(card->intr_in_urb);
-
-		/* kill write urbs */
-		for (j = 0; j < CPC_USB_URB_CNT; j++) {
-			if (atomic_read(&card->wrUrbs[j].busy)) {
-				usb_kill_urb(card->wrUrbs[j].urb);
-				wait_for_completion(&card->wrUrbs[j].finished);
-			}
-		}
-	}
-
-	atomic_dec(&useCount);
-
-	/* last process detached */
-	if (atomic_read(&useCount) == 0) {
-		wake_up(&rmmodWq);
-	}
-
-	if (!card->present && card->open) {
-		/* the device was unplugged before the file was released */
-		up(&card->sem);
-		cpcusb_delete(card);
-		return 0;
-	}
-
-	card->open = 0;
-
-exit_not_opened:
-	up(&card->sem);
-
-	return 0;
-}
-
-static ssize_t cpcusb_read(struct file *file, char *buffer, size_t count,
-			   loff_t *ppos)
-{
-	CPC_USB_T *card = (CPC_USB_T *) file->private_data;
-	CPC_CHAN_T *chan;
-	int retval = 0;
-
-	if (count < sizeof(CPC_MSG_T))
-		return CPC_ERR_UNKNOWN;
-
-	/* check if can read from the given address */
-	if (!access_ok(VERIFY_WRITE, buffer, count))
-		return CPC_ERR_UNKNOWN;
-
-	/* lock this object */
-	down(&card->sem);
-
-	/* verify that the device wasn't unplugged */
-	if (!card->present) {
-		up(&card->sem);
-		return CPC_ERR_NO_INTERFACE_PRESENT;
-	}
-
-	if (IsBufferEmpty(card->chan)) {
-		retval = 0;
-	} else {
-		chan = card->chan;
-
-#if 0
-		/* convert LPC2119 params back to SJA1000 params */
-		if (card->deviceRevision >= 0x0200
-		    && chan->buf[chan->oidx].type == CPC_MSG_T_CAN_PRMS) {
-			LPC2119_TO_SJA1000_Params(&chan->buf[chan->oidx]);
-		}
-#endif
-
-		if (copy_to_user(buffer, &chan->buf[chan->oidx], count) != 0) {
-			retval = CPC_ERR_IO_TRANSFER;
-		} else {
-			chan->oidx = (chan->oidx + 1) % CPC_MSG_BUF_CNT;
-			chan->WnR = 1;
-			retval = sizeof(CPC_MSG_T);
-		}
-	}
-/*	spin_unlock_irqrestore(&card->slock, flags); */
-
-	/* unlock the device */
-	up(&card->sem);
-
-	return retval;
-}
-
-#define SHIFT  1
-static inline void cpcusb_align_buffer_alignment(unsigned char *buf)
-{
-	/* CPC-USB uploads packed bytes. */
-	CPC_MSG_T *cpc = (CPC_MSG_T *) buf;
-	unsigned int i;
-
-	for (i = 0; i < cpc->length + (2 * sizeof(unsigned long)); i++) {
-		((unsigned char *) &cpc->msgid)[1 + i] =
-		    ((unsigned char *) &cpc->msgid)[1 + SHIFT + i];
-	}
-}
-
-static int cpc_get_buffer_count(CPC_CHAN_T *chan)
-{
-	/* check the buffer parameters */
-	if (chan->iidx == chan->oidx)
-		return !chan->WnR ? CPC_MSG_BUF_CNT : 0;
-	else if (chan->iidx >= chan->oidx)
-		return (chan->iidx - chan->oidx) % CPC_MSG_BUF_CNT;
-
-	return (chan->iidx + CPC_MSG_BUF_CNT - chan->oidx) % CPC_MSG_BUF_CNT;
-}
-
-static ssize_t cpcusb_write(struct file *file, const char *buffer,
-			    size_t count, loff_t *ppos)
-{
-	CPC_USB_T *card = (CPC_USB_T *) file->private_data;
-	CPC_USB_WRITE_URB_T *wrUrb = NULL;
-
-	ssize_t bytes_written = 0;
-	int retval = 0;
-	int j;
-
-	unsigned char *obuf = NULL;
-	unsigned char type = 0;
-	CPC_MSG_T *info = NULL;
-
-	dbg("%s - entered minor %d, count = %zu, present = %d",
-	    __func__, card->minor, count, card->present);
-
-	if (count > sizeof(CPC_MSG_T))
-		return CPC_ERR_UNKNOWN;
-
-	/* check if can read from the given address */
-	if (!access_ok(VERIFY_READ, buffer, count))
-		return CPC_ERR_UNKNOWN;
-
-	/* lock this object */
-	down(&card->sem);
-
-	/* verify that the device wasn't unplugged */
-	if (!card->present) {
-		retval = CPC_ERR_NO_INTERFACE_PRESENT;
-		goto exit;
-	}
-
-	/* verify that we actually have some data to write */
-	if (count == 0) {
-		dbg("%s - write request of 0 bytes", __func__);
-		goto exit;
-	}
-
-	if (card->free_slots <= 5) {
-		info = (CPC_MSG_T *) buffer;
-
-		if (info->type != CPC_CMD_T_CLEAR_CMD_QUEUE
-		    || card->free_slots <= 0) {
-			dbg("%s - send buffer full please try again %d",
-			    __func__, card->free_slots);
-			retval = CPC_ERR_CAN_NO_TRANSMIT_BUF;
-			goto exit;
-		}
-	}
-
-	/* Find a free write urb */
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		if (!atomic_read(&card->wrUrbs[j].busy)) {
-			wrUrb = &card->wrUrbs[j];	/* remember found URB */
-			atomic_set(&wrUrb->busy, 1);	/* lock this URB      */
-			init_completion(&wrUrb->finished);	/* init completion    */
-			dbg("WR URB no. %d started", j);
-			break;
-		}
-	}
-
-	/* don't found write urb say error */
-	if (!wrUrb) {
-		dbg("%s - no free send urb available", __func__);
-		retval = CPC_ERR_CAN_NO_TRANSMIT_BUF;
-		goto exit;
-	}
-	dbg("URB write req");
-
-	obuf = (unsigned char *) wrUrb->urb->transfer_buffer;
-
-	/* copy the data from userspace into our transfer buffer;
-	 * this is the only copy required.
-	 */
-	if (copy_from_user(&obuf[4], buffer, count) != 0) {
-		atomic_set(&wrUrb->busy, 0);	/* release urb */
-		retval = CPC_ERR_IO_TRANSFER;
-		goto exit;
-	}
-
-	/* check if it is a DRIVER information message, so we can
-	 * response to that message and not the USB
-	 */
-	info = (CPC_MSG_T *) &obuf[4];
-
-	bytes_written = 11 + info->length;
-	if (bytes_written >= wrUrb->size) {
-		retval = CPC_ERR_IO_TRANSFER;
-		goto exit;
-	}
-
-	switch (info->type) {
-	case CPC_CMD_T_CLEAR_MSG_QUEUE:
-		ResetBuffer(card->chan);
-		break;
-
-	case CPC_CMD_T_INQ_MSG_QUEUE_CNT:
-		retval = cpc_get_buffer_count(card->chan);
-		atomic_set(&wrUrb->busy, 0);
-
-		goto exit;
-
-	case CPC_CMD_T_INQ_INFO:
-		if (info->msg.info.source == CPC_INFOMSG_T_DRIVER) {
-			/* release urb cause we'll use it for driver
-			 * information
-			 */
-			atomic_set(&wrUrb->busy, 0);
-			if (IsBufferFull(card->chan)) {
-				retval = CPC_ERR_IO_TRANSFER;
-				goto exit;
-			}
-
-			/* it is a driver information request message and we have
-			 * free rx slots to store the response
-			 */
-			type = info->msg.info.type;
-			info = &card->chan->buf[card->chan->iidx];
-
-			info->type = CPC_MSG_T_INFO;
-			info->msg.info.source = CPC_INFOMSG_T_DRIVER;
-			info->msg.info.type = type;
-
-			switch (type) {
-			case CPC_INFOMSG_T_VERSION:
-				info->length = strlen(CPC_DRIVER_VERSION) + 2;
-				sprintf(info->msg.info.msg, "%s\n",
-					CPC_DRIVER_VERSION);
-				break;
-
-			case CPC_INFOMSG_T_SERIAL:
-				info->length = strlen(CPC_DRIVER_SERIAL) + 2;
-				sprintf(info->msg.info.msg, "%s\n",
-					CPC_DRIVER_SERIAL);
-				break;
-
-			default:
-				info->length = 2;
-				info->msg.info.type =
-				    CPC_INFOMSG_T_UNKNOWN_TYPE;
-			}
-
-			card->chan->WnR = 0;
-			card->chan->iidx =
-			    (card->chan->iidx + 1) % CPC_MSG_BUF_CNT;
-
-			retval = info->length;
-			goto exit;
-		}
-		break;
-	case CPC_CMD_T_CAN_PRMS:
-		/* Check the controller type. If it's the new CPC-USB, make sure if these are SJA1000 params */
-		if (info->msg.canparams.cc_type != SJA1000
-		    && info->msg.canparams.cc_type != M16C_BASIC
-		    && (card->productId == USB_CPCUSB_LPC2119_PRODUCT_ID
-			&& info->msg.canparams.cc_type != SJA1000)) {
-			/* don't forget to release the urb */
-			atomic_set(&wrUrb->busy, 0);
-			retval = CPC_ERR_WRONG_CONTROLLER_TYPE;
-			goto exit;
-		}
-		break;
-	}
-
-	/* just convert the params if it is an old CPC-USB with M16C controller */
-	if (card->productId == USB_CPCUSB_M16C_PRODUCT_ID) {
-		/* if it is a parameter message convert it from SJA1000 controller
-		 * settings to M16C Basic controller settings
-		 */
-		SJA1000_TO_M16C_BASIC_Params((CPC_MSG_T *) &obuf[4]);
-	}
-
-	/* don't forget the byte alignment */
-	cpcusb_align_buffer_alignment(&obuf[4]);
-
-	/* setup a the 4 byte header */
-	obuf[0] = obuf[1] = obuf[2] = obuf[3] = 0;
-
-	/* this urb was already set up, except for this write size */
-	wrUrb->urb->transfer_buffer_length = bytes_written + 4;
-
-	/* send the data out the bulk port */
-	/* a character device write uses GFP_KERNEL,
-	   unless a spinlock is held */
-	retval = usb_submit_urb(wrUrb->urb, GFP_KERNEL);
-	if (retval) {
-		atomic_set(&wrUrb->busy, 0);	/* release urb */
-		err("%s - failed submitting write urb, error %d",
-		    __func__, retval);
-	} else {
-		retval = bytes_written;
-	}
-
-exit:
-	/* unlock the device */
-	up(&card->sem);
-
-	dbg("%s - leaved", __func__);
-
-	return retval;
-}
-
-/*
- * callback for interrupt IN urb
- */
-static void cpcusb_read_interrupt_callback(struct urb *urb)
-{
-	CPC_USB_T *card = (CPC_USB_T *) urb->context;
-	int retval;
-	unsigned long flags;
-
-	spin_lock_irqsave(&card->slock, flags);
-
-	if (!card->present) {
-		spin_unlock_irqrestore(&card->slock, flags);
-		info("%s - no such device", __func__);
-		return;
-	}
-
-	switch (urb->status) {
-	case 0: /* success */
-		card->free_slots = card->intr_in_buffer[1];
-		break;
-	case -ECONNRESET:
-	case -ENOENT:
-	case -ESHUTDOWN:
-		/* urb was killed */
-		spin_unlock_irqrestore(&card->slock, flags);
-		dbg("%s - intr urb killed", __func__);
-		return;
-	default:
-		info("%s - nonzero urb status %d", __func__, urb->status);
-		break;
-	}
-
-	retval = usb_submit_urb(urb, GFP_ATOMIC);
-	if (retval) {
-		err("%s - failed resubmitting intr urb, error %d",
-		    __func__, retval);
-	}
-
-	spin_unlock_irqrestore(&card->slock, flags);
-	wake_up_interruptible(card->chan->CPCWait_q);
-
-	return;
-}
-
-#define UN_SHIFT  1
-#define CPCMSG_HEADER_LEN_FIRMWARE   11
-static inline int cpcusb_unalign_and_copy_buffy(unsigned char *out,
-						unsigned char *in)
-{
-	unsigned int i, j;
-
-	for (i = 0; i < 3; i++)
-		out[i] = in[i];
-
-	for (j = 0; j < (in[1] + (CPCMSG_HEADER_LEN_FIRMWARE - 3)); j++)
-		out[j + i + UN_SHIFT] = in[j + i];
-
-	return i + j;
-}
-
-/*
- * callback for bulk IN urb
- */
-static void cpcusb_read_bulk_callback(struct urb *urb)
-{
-	CPC_USB_T *card = (CPC_USB_T *) urb->context;
-	CPC_CHAN_T *chan;
-	unsigned char *ibuf = urb->transfer_buffer;
-	int retval, msgCnt, start, again = 0;
-	unsigned long flags;
-
-	if (!card) {
-		err("%s - device object lost", __func__);
-		return;
-	}
-
-	spin_lock_irqsave(&card->slock, flags);
-
-	if (!card->present) {
-		spin_unlock_irqrestore(&card->slock, flags);
-		info("%s - no such device", __func__);
-		return;
-	}
-
-	switch (urb->status) {
-	case 0:		/* success */
-		break;
-	case -ECONNRESET:
-	case -ENOENT:
-	case -ESHUTDOWN:
-		/* urb was killed */
-		spin_unlock_irqrestore(&card->slock, flags);
-		dbg("%s - read urb killed", __func__);
-		return;
-	default:
-		info("%s - nonzero urb status %d", __func__, urb->status);
-		break;
-	}
-
-	if (urb->actual_length) {
-		msgCnt = ibuf[0] & ~0x80;
-		again = ibuf[0] & 0x80;
-
-		/* we have a 4 byte header */
-		start = 4;
-		chan = card->chan;
-		while (msgCnt) {
-			if (!(IsBufferFull(card->chan))) {
-				start +=
-				    cpcusb_unalign_and_copy_buffy((unsigned char *)
-							  &chan->buf[chan->iidx], &ibuf[start]);
-
-				if (start > urb->transfer_buffer_length) {
-					err("%d > %d", start, urb->transfer_buffer_length);
-					break;
-				}
-
-				chan->WnR = 0;
-				chan->iidx = (chan->iidx + 1) % CPC_MSG_BUF_CNT;
-				msgCnt--;
-			} else {
-				break;
-			}
-		}
-	}
-
-	usb_fill_bulk_urb(urb, card->udev,
-			  usb_rcvbulkpipe(card->udev, card->num_bulk_in),
-			  urb->transfer_buffer,
-			  urb->transfer_buffer_length,
-			  cpcusb_read_bulk_callback, card);
-
-	retval = usb_submit_urb(urb, GFP_ATOMIC);
-
-	if (retval) {
-		err("%s - failed resubmitting read urb, error %d", __func__, retval);
-	}
-
-	spin_unlock_irqrestore(&card->slock, flags);
-
-	wake_up_interruptible(card->chan->CPCWait_q);
-}
-
-/*
- * callback for bulk IN urb
- */
-static void cpcusb_write_bulk_callback(struct urb *urb)
-{
-	CPC_USB_T *card = (CPC_USB_T *) urb->context;
-	unsigned long flags;
-	int j;
-
-	spin_lock_irqsave(&card->slock, flags);
-
-	/* find this urb */
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		if (card->wrUrbs[j].urb == urb) {
-			dbg("URB found no. %d", j);
-			/* notify anyone waiting that the write has finished */
-			complete(&card->wrUrbs[j].finished);
-			atomic_set(&card->wrUrbs[j].busy, 0);
-			break;
-		}
-	}
-
-	switch (urb->status) {
-	case 0:		/* success */
-		break;
-	case -ECONNRESET:
-	case -ENOENT:
-	case -ESHUTDOWN:
-		/* urb was killed */
-		spin_unlock_irqrestore(&card->slock, flags);
-		dbg("%s - write urb no. %d killed", __func__, j);
-		return;
-	default:
-		info("%s - nonzero urb status %d", __func__, urb->status);
-		break;
-	}
-
-	spin_unlock_irqrestore(&card->slock, flags);
-
-	wake_up_interruptible(card->chan->CPCWait_q);
-}
-
-static inline int cpcusb_get_free_slot(void)
-{
-	int i;
-
-	for (i = 0; i < CPC_USB_CARD_CNT; i++) {
-		if (!CPCUSB_Table[i])
-			return i;
-	}
-
-	return -1;
-}
-
-/*
- * probe function for new CPC-USB devices
- */
-static int cpcusb_probe(struct usb_interface *interface,
-			const struct usb_device_id *id)
-{
-	CPC_USB_T *card = NULL;
-	CPC_CHAN_T *chan = NULL;
-
-	struct usb_device *udev = interface_to_usbdev(interface);
-	struct usb_host_interface *iface_desc;
-	struct usb_endpoint_descriptor *endpoint;
-
-	int i, j, retval = -ENOMEM, slot;
-
-	slot = cpcusb_get_free_slot();
-	if (slot < 0) {
-		info("No more devices supported");
-		return -ENOMEM;
-	}
-
-	/* allocate memory for our device state and initialize it */
-	card = kzalloc(sizeof(CPC_USB_T), GFP_KERNEL);
-	if (!card) {
-		err("Out of memory");
-		return -ENOMEM;
-	}
-	CPCUSB_Table[slot] = card;
-
-	/* allocate and initialize the channel struct */
-	card->chan = kmalloc(sizeof(CPC_CHAN_T), GFP_KERNEL);
-	if (!card->chan) {
-		kfree(card);
-		err("Out of memory");
-		return -ENOMEM;
-	}
-
-	chan = card->chan;
-	memset(chan, 0, sizeof(CPC_CHAN_T));
-	ResetBuffer(chan);
-
-	init_MUTEX(&card->sem);
-	spin_lock_init(&card->slock);
-
-	card->udev = udev;
-	card->interface = interface;
-	if (udev->descriptor.iSerialNumber) {
-		usb_string(udev, udev->descriptor.iSerialNumber, card->serialNumber,
-				   128);
-		info("Serial %s", card->serialNumber);
-	}
-
-	card->productId = udev->descriptor.idProduct;
-	info("Product %s",
-	     card->productId == USB_CPCUSB_LPC2119_PRODUCT_ID ?
-			 "CPC-USB/ARM7" : "CPC-USB/M16C");
-
-	/* set up the endpoint information */
-	/* check out the endpoints */
-	/* use only the first bulk-in and bulk-out endpoints */
-	iface_desc = &interface->altsetting[0];
-	for (i = 0; i < iface_desc->desc.bNumEndpoints; ++i) {
-		endpoint = &iface_desc->endpoint[i].desc;
-
-		if (!card->num_intr_in &&
-		    (endpoint->bEndpointAddress & USB_DIR_IN) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-		     == USB_ENDPOINT_XFER_INT)) {
-			card->intr_in_urb = usb_alloc_urb(0, GFP_KERNEL);
-			card->num_intr_in = 1;
-
-			if (!card->intr_in_urb) {
-				err("No free urbs available");
-				goto error;
-			}
-
-			dbg("intr_in urb %d", card->num_intr_in);
-		}
-
-		if (!card->num_bulk_in &&
-		    (endpoint->bEndpointAddress & USB_DIR_IN) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-		     == USB_ENDPOINT_XFER_BULK)) {
-			card->num_bulk_in = 2;
-			for (j = 0; j < CPC_USB_URB_CNT; j++) {
-				card->urbs[j].size = endpoint->wMaxPacketSize;
-				card->urbs[j].urb = usb_alloc_urb(0, GFP_KERNEL);
-				if (!card->urbs[j].urb) {
-					err("No free urbs available");
-					goto error;
-				}
-				card->urbs[j].buffer =
-				    usb_buffer_alloc(udev,
-						     card->urbs[j].size,
-						     GFP_KERNEL,
-						     &card->urbs[j].urb->transfer_dma);
-				if (!card->urbs[j].buffer) {
-					err("Couldn't allocate bulk_in_buffer");
-					goto error;
-				}
-			}
-			info("%s - %d reading URB's allocated",
-			     __func__, CPC_USB_URB_CNT);
-		}
-
-		if (!card->num_bulk_out &&
-		    !(endpoint->bEndpointAddress & USB_DIR_IN) &&
-		    ((endpoint->bmAttributes & USB_ENDPOINT_XFERTYPE_MASK)
-		     == USB_ENDPOINT_XFER_BULK)) {
-
-			card->num_bulk_out = 2;
-
-			for (j = 0; j < CPC_USB_URB_CNT; j++) {
-				card->wrUrbs[j].size =
-				    endpoint->wMaxPacketSize;
-				card->wrUrbs[j].urb =
-				    usb_alloc_urb(0, GFP_KERNEL);
-				if (!card->wrUrbs[j].urb) {
-					err("No free urbs available");
-					goto error;
-				}
-				card->wrUrbs[j].buffer = usb_buffer_alloc(udev,
-							       card->wrUrbs[j].size, GFP_KERNEL,
-							       &card->wrUrbs[j].urb->transfer_dma);
-
-				if (!card->wrUrbs[j].buffer) {
-					err("Couldn't allocate bulk_out_buffer");
-					goto error;
-				}
-
-				usb_fill_bulk_urb(card->wrUrbs[j].urb, udev,
-						usb_sndbulkpipe(udev, endpoint->bEndpointAddress),
-						card->wrUrbs[j].buffer,
-						card->wrUrbs[j].size,
-						cpcusb_write_bulk_callback,
-						card);
-			}
-
-			info("%s - %d writing URB's allocated", __func__, CPC_USB_URB_CNT);
-		}
-	}
-
-	if (!(card->num_bulk_in && card->num_bulk_out)) {
-		err("Couldn't find both bulk-in and bulk-out endpoints");
-		goto error;
-	}
-
-	/* allow device read, write and ioctl */
-	card->present = 1;
-
-	/* we can register the device now, as it is ready */
-	usb_set_intfdata(interface, card);
-	retval = usb_register_dev(interface, &cpcusb_class);
-
-	if (retval) {
-		/* something prevented us from registering this driver */
-		err("Not able to get a minor for this device.");
-		usb_set_intfdata(interface, NULL);
-		goto error;
-	}
-
-	card->chan->minor = card->minor = interface->minor;
-
-	chan->buf = vmalloc(sizeof(CPC_MSG_T) * CPC_MSG_BUF_CNT);
-	if (chan->buf == NULL) {
-		err("Out of memory");
-		retval = -ENOMEM;
-		goto error;
-	}
-	info("Allocated memory for %d messages (%lu kbytes)",
-	     CPC_MSG_BUF_CNT, (long unsigned int)(sizeof(CPC_MSG_T) * CPC_MSG_BUF_CNT) / 1000);
-	memset(chan->buf, 0, sizeof(CPC_MSG_T) * CPC_MSG_BUF_CNT);
-
-	ResetBuffer(chan);
-
-	card->chan->CPCWait_q = kmalloc(sizeof(wait_queue_head_t), GFP_KERNEL);
-	if (!card->chan->CPCWait_q) {
-		err("Out of memory");
-		retval = -ENOMEM;
-		goto error;
-	}
-	init_waitqueue_head(card->chan->CPCWait_q);
-
-	CPCUSB_Table[slot] = card;
-	card->idx = slot;
-	CPCUsbCnt++;
-
-	/* let the user know what node this device is now attached to */
-	info("Device now attached to USB-%d", card->minor);
-	return 0;
-
-error:
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		if (card->urbs[j].buffer) {
-			usb_buffer_free(card->udev, card->urbs[j].size,
-					card->urbs[j].buffer,
-					card->urbs[j].urb->transfer_dma);
-			card->urbs[j].buffer = NULL;
-		}
-		if (card->urbs[j].urb) {
-			usb_free_urb(card->urbs[j].urb);
-			card->urbs[j].urb = NULL;
-		}
-	}
-
-	cpcusb_delete(card);
-	return retval;
-}
-
-/*
- * called by the usb core when the device is removed from the system
- */
-static void cpcusb_disconnect(struct usb_interface *interface)
-{
-	CPC_USB_T *card = NULL;
-	int minor, j;
-
-	/* prevent races with open() */
-	down(&disconnect_sem);
-
-	card = usb_get_intfdata(interface);
-	usb_set_intfdata(interface, NULL);
-
-	down(&card->sem);
-
-	/* prevent device read, write and ioctl */
-	card->present = 0;
-
-	minor = card->minor;
-
-	/* free all urbs and their buffers */
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		/* terminate an ongoing write */
-		if (atomic_read(&card->wrUrbs[j].busy)) {
-			usb_kill_urb(card->wrUrbs[j].urb);
-			wait_for_completion(&card->wrUrbs[j].finished);
-		}
-		usb_buffer_free(card->udev, card->wrUrbs[j].size,
-				card->wrUrbs[j].buffer,
-				card->wrUrbs[j].urb->transfer_dma);
-		usb_free_urb(card->wrUrbs[j].urb);
-	}
-	info("%d write URBs freed", CPC_USB_URB_CNT);
-
-	/* free all urbs and their buffers */
-	for (j = 0; j < CPC_USB_URB_CNT; j++) {
-		usb_buffer_free(card->udev, card->urbs[j].size,
-				card->urbs[j].buffer,
-				card->urbs[j].urb->transfer_dma);
-		usb_free_urb(card->urbs[j].urb);
-	}
-	info("%d read URBs freed", CPC_USB_URB_CNT);
-	usb_free_urb(card->intr_in_urb);
-
-	/* give back our minor */
-	usb_deregister_dev(interface, &cpcusb_class);
-
-	up(&card->sem);
-
-	/* if the device is opened, cpcusb_release will clean this up */
-	if (!card->open)
-		cpcusb_delete(card);
-	else
-		wake_up_interruptible(card->chan->CPCWait_q);
-
-	up(&disconnect_sem);
-
-	CPCUsbCnt--;
-	info("USB-%d now disconnected", minor);
-}
-
-static int __init CPCUsb_Init(void)
-{
-	int result, i;
-
-	info(DRIVER_DESC " v" DRIVER_VERSION);
-	info("Build on " __DATE__ " at " __TIME__);
-
-	for (i = 0; i < CPC_USB_CARD_CNT; i++)
-		CPCUSB_Table[i] = 0;
-
-	/* register this driver with the USB subsystem */
-	result = usb_register(&cpcusb_driver);
-	if (result) {
-		err("usb_register failed. Error number %d", result);
-		return result;
-	}
-
-	procDir = proc_mkdir(CPC_USB_PROC_DIR, NULL);
-	if (!procDir) {
-		err("Could not create proc entry");
-	} else {
-		procEntry = create_proc_read_entry("info", 0444, procDir,
-						   cpcusb_proc_read_info,
-						   NULL);
-		if (!procEntry) {
-			err("Could not create proc entry %s", CPC_USB_PROC_DIR "/info");
-			remove_proc_entry(CPC_USB_PROC_DIR, NULL);
-			procDir = NULL;
-		}
-	}
-
-	return 0;
-}
-
-static void __exit CPCUsb_Exit(void)
-{
-	wait_event(rmmodWq, !atomic_read(&useCount));
-
-	/* deregister this driver with the USB subsystem */
-	usb_deregister(&cpcusb_driver);
-
-	if (procDir) {
-		if (procEntry)
-			remove_proc_entry("info", procDir);
-		remove_proc_entry(CPC_USB_PROC_DIR, NULL);
-	}
-}
-
-module_init(CPCUsb_Init);
-module_exit(CPCUsb_Exit);
diff --git a/drivers/staging/cpc-usb/cpc.h b/drivers/staging/cpc-usb/cpc.h
deleted file mode 100644
index b2fda5d14c1d..000000000000
--- a/drivers/staging/cpc-usb/cpc.h
+++ /dev/null
@@ -1,417 +0,0 @@
-/*
- * CPC CAN Interface Definitions
- *
- * Copyright (C) 2000-2008 EMS Dr. Thomas Wuensche
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- */
-#ifndef CPC_HEADER
-#define CPC_HEADER
-
-/*
- * the maximum length of the union members within a CPC_MSG
- * this value can be defined by the customer, but has to be
- * >= 64 bytes
- * however, if not defined before, we set a length of 64 byte
- */
-#if !defined(CPC_MSG_LEN) || (CPC_MSG_LEN < 64)
-#undef CPC_MSG_LEN
-#define CPC_MSG_LEN 64
-#endif
-
-/*
- * Transmission of events from CPC interfaces to PC can be individually
- * controlled per event type. Default state is: don't transmit
- * Control values are constructed by bit-or of Subject and Action
- * and passed to CPC_Control()
- */
-
-/* Control-Values for CPC_Control() Command Subject Selection */
-#define CONTR_CAN_Message 0x04
-#define CONTR_Busload	  0x08
-#define	CONTR_CAN_State	  0x0C
-#define	CONTR_SendAck	  0x10
-#define	CONTR_Filter	  0x14
-#define CONTR_CmdQueue    0x18	/* reserved, do not use */
-#define CONTR_BusError    0x1C
-
-/* Control Command Actions */
-#define CONTR_CONT_OFF    0
-#define CONTR_CONT_ON     1
-#define CONTR_SING_ON     2
-/*
- * CONTR_SING_ON doesn't change CONTR_CONT_ON state, so it should be
- * read as: transmit at least once
- */
-
-/* defines for confirmed request */
-#define DO_NOT_CONFIRM 0
-#define DO_CONFIRM     1
-
-/* event flags */
-#define EVENT_READ 0x01
-#define EVENT_WRITE 0x02
-
-/*
- * Messages from CPC to PC contain a message object type field.
- * The following message types are sent by CPC and can be used in
- * handlers, others should be ignored.
- */
-#define CPC_MSG_T_RESYNC        0 /* Normally to be ignored */
-#define CPC_MSG_T_CAN           1 /* CAN data frame */
-#define CPC_MSG_T_BUSLOAD       2 /* Busload message */
-#define CPC_MSG_T_STRING        3 /* Normally to be ignored */
-#define CPC_MSG_T_CONTI         4 /* Normally to be ignored */
-#define CPC_MSG_T_MEM           7 /* Normally not to be handled */
-#define	CPC_MSG_T_RTR           8 /* CAN remote frame */
-#define CPC_MSG_T_TXACK	        9 /* Send acknowledge */
-#define CPC_MSG_T_POWERUP      10 /* Power-up message */
-#define	CPC_MSG_T_CMD_NO       11 /* Normally to be ignored */
-#define	CPC_MSG_T_CAN_PRMS     12 /* Actual CAN parameters */
-#define	CPC_MSG_T_ABORTED      13 /* Command aborted message */
-#define	CPC_MSG_T_CANSTATE     14 /* CAN state message */
-#define CPC_MSG_T_RESET        15 /* used to reset CAN-Controller */
-#define	CPC_MSG_T_XCAN         16 /* XCAN data frame */
-#define CPC_MSG_T_XRTR         17 /* XCAN remote frame */
-#define CPC_MSG_T_INFO         18 /* information strings */
-#define CPC_MSG_T_CONTROL      19 /* used for control of interface/driver behaviour */
-#define CPC_MSG_T_CONFIRM      20 /* response type for confirmed requests */
-#define CPC_MSG_T_OVERRUN      21 /* response type for overrun conditions */
-#define CPC_MSG_T_KEEPALIVE    22 /* response type for keep alive conditions */
-#define CPC_MSG_T_CANERROR     23 /* response type for bus error conditions */
-#define CPC_MSG_T_DISCONNECTED 24 /* response type for a disconnected interface */
-#define CPC_MSG_T_ERR_COUNTER  25 /* RX/TX error counter of CAN controller */
-
-#define CPC_MSG_T_FIRMWARE    100 /* response type for USB firmware download */
-
-/*
- * Messages from the PC to the CPC interface contain a command field
- * Most of the command types are wrapped by the library functions and have therefore
- * normally not to be used.
- * However, programmers who wish to circumvent the library and talk directly
- * to the drivers (mainly Linux programmers) can use the following
- * command types:
- */
-#define CPC_CMD_T_CAN                 1	/* CAN data frame */
-#define CPC_CMD_T_CONTROL             3	/* used for control of interface/driver behaviour */
-#define	CPC_CMD_T_CAN_PRMS            6	/* set CAN parameters */
-#define	CPC_CMD_T_CLEARBUF            8	/* clears input queue; this is depricated, use CPC_CMD_T_CLEAR_MSG_QUEUE instead */
-#define	CPC_CMD_T_INQ_CAN_PARMS      11	/* inquire actual CAN parameters */
-#define	CPC_CMD_T_FILTER_PRMS        12	/* set filter parameter */
-#define	CPC_CMD_T_RTR                13	/* CAN remote frame */
-#define	CPC_CMD_T_CANSTATE           14	/* CAN state message */
-#define	CPC_CMD_T_XCAN               15	/* XCAN data frame */
-#define CPC_CMD_T_XRTR               16	/* XCAN remote frame */
-#define CPC_CMD_T_RESET              17	/* used to reset CAN-Controller */
-#define CPC_CMD_T_INQ_INFO           18	/* miscellanous information strings */
-#define CPC_CMD_T_OPEN_CHAN          19	/* open a channel */
-#define CPC_CMD_T_CLOSE_CHAN         20	/* close a channel */
-#define CPC_CMD_T_CNTBUF             21	/* this is depricated, use CPC_CMD_T_INQ_MSG_QUEUE_CNT instead */
-#define CPC_CMD_T_CAN_EXIT          200 /* exit the CAN (disable interrupts; reset bootrate; reset output_cntr; mode = 1) */
-
-#define CPC_CMD_T_INQ_MSG_QUEUE_CNT  CPC_CMD_T_CNTBUF   /* inquires the count of elements in the message queue */
-#define CPC_CMD_T_INQ_ERR_COUNTER    25	                /* request the CAN controllers error counter */
-#define	CPC_CMD_T_CLEAR_MSG_QUEUE    CPC_CMD_T_CLEARBUF /* clear CPC_MSG queue */
-#define	CPC_CMD_T_CLEAR_CMD_QUEUE    28	                /* clear CPC_CMD queue */
-#define CPC_CMD_T_FIRMWARE          100                 /* reserved, must not be used */
-#define CPC_CMD_T_USB_RESET         101                 /* reserved, must not be used */
-#define CPC_CMD_T_WAIT_NOTIFY       102                 /* reserved, must not be used */
-#define CPC_CMD_T_WAIT_SETUP        103                 /* reserved, must not be used */
-#define	CPC_CMD_T_ABORT             255                 /* Normally not to be used */
-
-/* definitions for CPC_MSG_T_INFO information sources */
-#define CPC_INFOMSG_T_UNKNOWN_SOURCE 0
-#define CPC_INFOMSG_T_INTERFACE      1
-#define CPC_INFOMSG_T_DRIVER         2
-#define CPC_INFOMSG_T_LIBRARY        3
-
-/* information types */
-#define CPC_INFOMSG_T_UNKNOWN_TYPE   0
-#define CPC_INFOMSG_T_VERSION        1
-#define CPC_INFOMSG_T_SERIAL         2
-
-/* definitions for controller types */
-#define PCA82C200   1 /* Philips basic CAN controller, replaced by SJA1000 */
-#define SJA1000     2 /* Philips basic CAN controller */
-#define AN82527     3 /* Intel full CAN controller */
-#define M16C_BASIC  4 /* M16C controller running in basic CAN (not full CAN) mode */
-
-/* channel open error codes */
-#define CPC_ERR_NO_FREE_CHANNEL            -1	/* no more free space within the channel array */
-#define CPC_ERR_CHANNEL_ALREADY_OPEN       -2	/* the channel is already open */
-#define CPC_ERR_CHANNEL_NOT_ACTIVE         -3	/* access to a channel not active failed */
-#define CPC_ERR_NO_DRIVER_PRESENT          -4	/* no driver at the location searched by the library */
-#define CPC_ERR_NO_INIFILE_PRESENT         -5	/* the library could not find the inifile */
-#define CPC_ERR_WRONG_PARAMETERS           -6	/* wrong parameters in the inifile */
-#define CPC_ERR_NO_INTERFACE_PRESENT       -7	/* 1. The specified interface is not connected */
-						/* 2. The interface (mostly CPC-USB) was disconnected upon operation */
-#define CPC_ERR_NO_MATCHING_CHANNEL        -8	/* the driver couldn't find a matching channel */
-#define CPC_ERR_NO_BUFFER_AVAILABLE        -9	/* the driver couldn't allocate buffer for messages */
-#define CPC_ERR_NO_INTERRUPT               -10	/* the requested interrupt couldn't be claimed */
-#define CPC_ERR_NO_MATCHING_INTERFACE      -11	/* no interface type related to this channel was found */
-#define CPC_ERR_NO_RESOURCES               -12	/* the requested resources could not be claimed */
-#define CPC_ERR_SOCKET                     -13	/* error concerning TCP sockets */
-
-/* init error codes */
-#define CPC_ERR_WRONG_CONTROLLER_TYPE      -14	/* wrong CAN controller type within initialization */
-#define CPC_ERR_NO_RESET_MODE              -15	/* the controller could not be set into reset mode */
-#define CPC_ERR_NO_CAN_ACCESS              -16	/* the CAN controller could not be accessed */
-
-/* transmit error codes */
-#define CPC_ERR_CAN_WRONG_ID               -20	/* the provided CAN id is too big */
-#define CPC_ERR_CAN_WRONG_LENGTH           -21	/* the provided CAN length is too long */
-#define CPC_ERR_CAN_NO_TRANSMIT_BUF        -22	/* the transmit buffer was occupied */
-#define CPC_ERR_CAN_TRANSMIT_TIMEOUT       -23	/* The message could not be sent within a */
-						/* specified time */
-
-/* other error codes */
-#define CPC_ERR_SERVICE_NOT_SUPPORTED      -30	/* the requested service is not supported by the interface */
-#define CPC_ERR_IO_TRANSFER                -31	/* a transmission error down to the driver occurred */
-#define CPC_ERR_TRANSMISSION_FAILED        -32	/* a transmission error down to the interface occurred */
-#define CPC_ERR_TRANSMISSION_TIMEOUT       -33	/* a timeout occurred within transmission to the interface */
-#define CPC_ERR_OP_SYS_NOT_SUPPORTED       -35	/* the operating system is not supported */
-#define CPC_ERR_UNKNOWN                    -40	/* an unknown error ocurred (mostly IOCTL errors) */
-
-#define CPC_ERR_LOADING_DLL                -50	/* the library 'cpcwin.dll' could not be loaded */
-#define CPC_ERR_ASSIGNING_FUNCTION         -51	/* the specified function could not be assigned */
-#define CPC_ERR_DLL_INITIALIZATION         -52	/* the DLL was not initialized correctly */
-#define CPC_ERR_MISSING_LICFILE            -55	/* the file containing the licenses does not exist */
-#define CPC_ERR_MISSING_LICENSE            -56	/* a required license was not found */
-
-/* CAN state bit values. Ignore any bits not listed */
-#define CPC_CAN_STATE_BUSOFF     0x80
-#define CPC_CAN_STATE_ERROR      0x40
-
-/* Mask to help ignore undefined bits */
-#define CPC_CAN_STATE_MASK       0xc0
-
-/*
- * CAN-Message representation in a CPC_MS
- * Message object type is CPC_MSG_T_CAN or CPC_MSG_T_RTR
- * or CPC_MSG_T_XCAN or CPC_MSG_T_XRTR
- */
-typedef struct CPC_CAN_MSG {
-	u32 id;
-	u8 length;
-	u8 msg[8];
-} CPC_CAN_MSG_T;
-
-/* representation of the CAN parameters for the PCA82C200 controller */
-typedef struct CPC_PCA82C200_PARAMS {
-	u8 acc_code;	/* Acceptance-code for receive, Standard: 0 */
-	u8 acc_mask;	/* Acceptance-mask for receive, Standard: 0xff (everything) */
-	u8 btr0;	/* Bus-timing register 0 */
-	u8 btr1;	/* Bus-timing register 1 */
-	u8 outp_contr;	/* Output-control register */
-} CPC_PCA82C200_PARAMS_T;
-
-/* representation of the CAN parameters for the SJA1000 controller */
-typedef struct CPC_SJA1000_PARAMS {
-	u8 mode;	/* enables single or dual acceptance filtering */
-	u8 acc_code0;	/* Acceptance-code for receive, Standard: 0 */
-	u8 acc_code1;
-	u8 acc_code2;
-	u8 acc_code3;
-	u8 acc_mask0;	/* Acceptance-mask for receive, Standard: 0xff (everything) */
-	u8 acc_mask1;
-	u8 acc_mask2;
-	u8 acc_mask3;
-	u8 btr0;	/* Bus-timing register 0 */
-	u8 btr1;	/* Bus-timing register 1 */
-	u8 outp_contr;	/* Output-control register */
-} CPC_SJA1000_PARAMS_T;
-
-/*
- * representation of the CAN parameters for the M16C controller
- * in basic CAN mode (means no full CAN)
- */
-typedef struct CPC_M16C_BASIC_PARAMS {
-	u8 con0;
-	u8 con1;
-	u8 ctlr0;
-	u8 ctlr1;
-	u8 clk;
-	u8 acc_std_code0;
-	u8 acc_std_code1;
-	u8 acc_ext_code0;
-	u8 acc_ext_code1;
-	u8 acc_ext_code2;
-	u8 acc_ext_code3;
-	u8 acc_std_mask0;
-	u8 acc_std_mask1;
-	u8 acc_ext_mask0;
-	u8 acc_ext_mask1;
-	u8 acc_ext_mask2;
-	u8 acc_ext_mask3;
-} CPC_M16C_BASIC_PARAMS_T;
-
-/* CAN params message representation */
-typedef struct CPC_CAN_PARAMS {
-	u8 cc_type;	/* represents the controller type */
-	union {
-		CPC_M16C_BASIC_PARAMS_T m16c_basic;
-		CPC_SJA1000_PARAMS_T sja1000;
-		CPC_PCA82C200_PARAMS_T pca82c200;
-	} cc_params;
-} CPC_CAN_PARAMS_T;
-
-/* CHAN init params representation */
-typedef struct CPC_CHAN_PARAMS {
-	int fd;
-} CPC_CHAN_PARAMS_T;
-
-/* CAN init params message representation */
-typedef struct CPC_INIT_PARAMS {
-	CPC_CHAN_PARAMS_T chanparams;
-	CPC_CAN_PARAMS_T canparams;
-} CPC_INIT_PARAMS_T;
-
-/* structure for confirmed message handling */
-typedef struct CPC_CONFIRM {
-	u8 result; /* error code */
-} CPC_CONFIRM_T;
-
-/* structure for information requests */
-typedef struct CPC_INFO {
-	u8 source;                 /* interface, driver or library */
-	u8 type;                   /* version or serial number */
-	char msg[CPC_MSG_LEN - 2]; /* string holding the requested information */
-} CPC_INFO_T;
-
-/*
- * OVERRUN
- * In general two types of overrun may occur.
- * A hardware overrun, where the CAN controller
- * lost a message, because the interrupt was
- * not handled before the next messgae comes in.
- * Or a software overrun, where i.e. a received
- * message could not be stored in the CPC_MSG
- * buffer.
- */
-
-/* After a software overrun has occurred
- * we wait until we have CPC_OVR_GAP slots
- * free in the CPC_MSG buffer.
- */
-#define CPC_OVR_GAP               10
-
-/*
- * Two types of software overrun may occur.
- * A received CAN message or a CAN state event
- * can cause an overrun.
- * Note: A CPC_CMD which would normally store
- * its result immediately in the CPC_MSG
- * queue may fail, because the message queue is full.
- * This will not generate an overrun message, but
- * will halt command execution, until this command
- * is able to store its message in the message queue.
- */
-#define CPC_OVR_EVENT_CAN       0x01
-#define CPC_OVR_EVENT_CANSTATE  0x02
-#define CPC_OVR_EVENT_BUSERROR  0x04
-
-/*
- * If the CAN controller lost a message
- * we indicate it with the highest bit
- * set in the count field.
- */
-#define CPC_OVR_HW              0x80
-
-/* structure for overrun conditions */
-typedef struct {
-	u8 event;
-	u8 count;
-} CPC_OVERRUN_T;
-
-/*
- * CAN errors
- * Each CAN controller type has different
- * registers to record errors.
- * Therefor a structure containing the specific
- * errors is set up for each controller here
- */
-
-/*
- * SJA1000 error structure
- * see the SJA1000 datasheet for detailed
- * explanation of the registers
- */
-typedef struct CPC_SJA1000_CAN_ERROR {
-	u8 ecc;   /* error capture code register */
-	u8 rxerr; /* RX error counter register */
-	u8 txerr; /* TX error counter register */
-} CPC_SJA1000_CAN_ERROR_T;
-
-/*
- * M16C error structure
- * see the M16C datasheet for detailed
- * explanation of the registers
- */
-typedef struct CPC_M16C_CAN_ERROR {
-	u8 tbd;	/* to be defined */
-} CPC_M16C_CAN_ERROR_T;
-
-/* structure for CAN error conditions */
-#define  CPC_CAN_ECODE_ERRFRAME   0x01
-typedef struct CPC_CAN_ERROR {
-	u8 ecode;
-	struct {
-		u8 cc_type; /* CAN controller type */
-		union {
-			CPC_SJA1000_CAN_ERROR_T sja1000;
-			CPC_M16C_CAN_ERROR_T m16c;
-		} regs;
-	} cc;
-} CPC_CAN_ERROR_T;
-
-/*
- * Structure containing RX/TX error counter.
- * This structure is used to request the
- * values of the CAN controllers TX and RX
- * error counter.
- */
-typedef struct CPC_CAN_ERR_COUNTER {
-	u8 rx;
-	u8 tx;
-} CPC_CAN_ERR_COUNTER_T;
-
-/* If this flag is set, transmissions from PC to CPC are protected against loss */
-#define CPC_SECURE_TO_CPC	0x01
-
-/* If this flag is set, transmissions from CPC to PC are protected against loss */
-#define CPC_SECURE_TO_PC	0x02
-
-/* If this flag is set, the CAN-transmit buffer is checked to be free before sending a message */
-#define CPC_SECURE_SEND		0x04
-
-/*
- * If this flag is set, the transmission complete flag is checked
- * after sending a message
- * THIS IS CURRENTLY ONLY IMPLEMENTED IN THE PASSIVE INTERFACE DRIVERS
- */
-#define CPC_SECURE_TRANSMIT	0x08
-
-/* main message type used between library and application */
-typedef struct CPC_MSG {
-	u8 type;	/* type of message */
-	u8 length;	/* length of data within union 'msg' */
-	u8 msgid;	/* confirmation handle */
-	u32 ts_sec;	/* timestamp in seconds */
-	u32 ts_nsec;	/* timestamp in nano seconds */
-	union {
-		u8 generic[CPC_MSG_LEN];
-		CPC_CAN_MSG_T canmsg;
-		CPC_CAN_PARAMS_T canparams;
-		CPC_CONFIRM_T confirmation;
-		CPC_INFO_T info;
-		CPC_OVERRUN_T overrun;
-		CPC_CAN_ERROR_T error;
-		CPC_CAN_ERR_COUNTER_T err_counter;
-		u8 busload;
-		u8 canstate;
-	} msg;
-} CPC_MSG_T;
-
-#endif /* CPC_HEADER */
diff --git a/drivers/staging/cpc-usb/cpc_int.h b/drivers/staging/cpc-usb/cpc_int.h
deleted file mode 100644
index 38674e9690a0..000000000000
--- a/drivers/staging/cpc-usb/cpc_int.h
+++ /dev/null
@@ -1,83 +0,0 @@
-/*
- * CPCLIB
- *
- * Copyright (C) 2000-2008 EMS Dr. Thomas Wuensche
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
- *
- */
-#ifndef CPC_INT_H
-#define CPC_INT_H
-
-#include <linux/wait.h>
-
-#define CPC_MSG_BUF_CNT	1500
-
-#define CPC_PROC_DIR "driver/"
-
-#undef dbg
-#undef err
-#undef info
-
-/* Use our own dbg macro */
-#define dbg(format, arg...) do { if (debug) printk( KERN_INFO format "\n" , ## arg); } while (0)
-#define err(format, arg...) do { printk( KERN_INFO "ERROR " format "\n" , ## arg); } while (0)
-#define info(format, arg...) do { printk( KERN_INFO format "\n" , ## arg); } while (0)
-
-/* Macros help using of our buffers */
-#define IsBufferFull(x)     (!(x)->WnR) && ((x)->iidx == (x)->oidx)
-#define IsBufferEmpty(x)    ((x)->WnR) && ((x)->iidx == (x)->oidx)
-#define IsBufferNotEmpty(x) (!(x)->WnR) || ((x)->iidx != (x)->oidx)
-#define ResetBuffer(x)      do { (x)->oidx = (x)->iidx=0; (x)->WnR = 1; } while(0);
-
-#define CPC_BufWriteAllowed ((chan->oidx != chan->iidx) || chan->WnR)
-
-typedef void (*chan_write_byte_t) (void *chan, unsigned int reg,
-				   unsigned char val);
-typedef unsigned char (*chan_read_byte_t) (void *chan, unsigned int reg);
-
-typedef struct CPC_CHAN {
-	void __iomem * canBase;	/* base address of SJA1000 */
-	chan_read_byte_t read_byte;	/* CAN controller read access routine */
-	chan_write_byte_t write_byte;	/* CAN controller write access routine */
-	CPC_MSG_T *buf;		/* buffer for CPC msg */
-	unsigned int iidx;
-	unsigned int oidx;
-	unsigned int WnR;
-	unsigned int minor;
-	unsigned int locked;
-	unsigned int irqDisabled;
-
-	unsigned char cpcCtrlCANMessage;
-	unsigned char cpcCtrlCANState;
-	unsigned char cpcCtrlBUSState;
-
-	unsigned char controllerType;
-
-	unsigned long ovrTimeSec;
-	unsigned long ovrTimeNSec;
-	unsigned long ovrLockedBuffer;
-	CPC_OVERRUN_T ovr;
-
-	/* for debugging only */
-	unsigned int handledIrqs;
-	unsigned int lostMessages;
-
-	unsigned int sentStdCan;
-	unsigned int sentExtCan;
-	unsigned int sentStdRtr;
-	unsigned int sentExtRtr;
-
-	unsigned int recvStdCan;
-	unsigned int recvExtCan;
-	unsigned int recvStdRtr;
-	unsigned int recvExtRtr;
-
-	wait_queue_head_t *CPCWait_q;
-
-	void *private;
-} CPC_CHAN_T;
-
-#endif
diff --git a/drivers/staging/cpc-usb/cpcusb.h b/drivers/staging/cpc-usb/cpcusb.h
deleted file mode 100644
index 6bdf30be239f..000000000000
--- a/drivers/staging/cpc-usb/cpcusb.h
+++ /dev/null
@@ -1,86 +0,0 @@
-/* Header for CPC-USB Driver ********************
- * Copyright 1999, 2000, 2001
- *
- * Company:  EMS Dr. Thomas Wuensche
- *           Sonnenhang 3
- *           85304 Ilmmuenster
- *           Phone: +49-8441-490260
- *           Fax:   +49-8441-81860
- *           email: support@ems-wuensche.com
- *           WWW:   www.ems-wuensche.com
- */
-
-#ifndef CPCUSB_H
-#define CPCUSB_H
-
-#undef err
-#undef dbg
-#undef info
-
-/* Use our own dbg macro */
-#define dbg(format, arg...) do { if (debug) printk(KERN_INFO "CPC-USB: " format "\n" , ## arg); } while (0)
-#define info(format, arg...) do { printk(KERN_INFO "CPC-USB: " format "\n" , ## arg); } while (0)
-#define err(format, arg...) do { printk(KERN_INFO "CPC-USB(ERROR): " format "\n" , ## arg); } while (0)
-
-#define CPC_USB_CARD_CNT      4
-
-typedef struct CPC_USB_READ_URB {
-	unsigned char *buffer;	/* the buffer to send data */
-	size_t size;		/* the size of the send buffer */
-	struct urb *urb;	/* the urb used to send data */
-} CPC_USB_READ_URB_T;
-
-typedef struct CPC_USB_WRITE_URB {
-	unsigned char *buffer;	/* the buffer to send data */
-	size_t size;		/* the size of the send buffer */
-	struct urb *urb;	/* the urb used to send data */
-	atomic_t busy;		/* true if write urb is busy */
-	struct completion finished;	/* wait for the write to finish */
-} CPC_USB_WRITE_URB_T;
-
-#define CPC_USB_URB_CNT  10
-
-typedef struct CPC_USB {
-	struct usb_device *udev;	/* save off the usb device pointer */
-	struct usb_interface *interface;	/* the interface for this device */
-	unsigned char minor;	/* the starting minor number for this device */
-	unsigned char num_ports;	/* the number of ports this device has */
-	int num_intr_in;	/* number of interrupt in endpoints we have */
-	int num_bulk_in;	/* number of bulk in endpoints we have */
-	int num_bulk_out;	/* number of bulk out endpoints we have */
-
-	CPC_USB_READ_URB_T urbs[CPC_USB_URB_CNT];
-
-	unsigned char intr_in_buffer[4];	/* interrupt transfer buffer */
-	struct urb *intr_in_urb;	/* interrupt transfer urb */
-
-	CPC_USB_WRITE_URB_T wrUrbs[CPC_USB_URB_CNT];
-
-	int open;		/* if the port is open or not */
-	int present;		/* if the device is not disconnected */
-	struct semaphore sem;	/* locks this structure */
-
-	int free_slots;		/* free send slots of CPC-USB */
-	int idx;
-
-	spinlock_t slock;
-
-	char serialNumber[128];	/* serial number */
-	int productId;		/* product id to differ between M16C and LPC2119 */
-	CPC_CHAN_T *chan;
-} CPC_USB_T;
-
-#define CPCTable               CPCUSB_Table
-
-#define CPC_DRIVER_VERSION "0.724"
-#define CPC_DRIVER_SERIAL  "not applicable"
-
-#define OBUF_SIZE 255		/* 4096 */
-
-/* read timeouts -- RD_NAK_TIMEOUT * RD_EXPIRE = Number of seconds */
-#define RD_NAK_TIMEOUT (10*HZ)	/* Default number of X seconds to wait */
-#define RD_EXPIRE 12		/* Number of attempts to wait X seconds */
-
-#define CPC_USB_BASE_MNR 0	/* CPC-USB start at minor 0  */
-
-#endif
diff --git a/drivers/staging/cpc-usb/sja2m16c.h b/drivers/staging/cpc-usb/sja2m16c.h
deleted file mode 100644
index 654bd3fc91dc..000000000000
--- a/drivers/staging/cpc-usb/sja2m16c.h
+++ /dev/null
@@ -1,41 +0,0 @@
-#ifndef _SJA2M16C_H
-#define _SJA2M16C_H
-
-#include "cpc.h"
-
-#define BAUDRATE_TOLERANCE_PERCENT	1
-#define SAMPLEPOINT_TOLERANCE_PERCENT	5
-#define SAMPLEPOINT_UPPER_LIMIT		88
-
-/* M16C parameters */
-struct FIELD_C0CONR {
-	unsigned int brp:4;
-	unsigned int sam:1;
-	unsigned int pr:3;
-	unsigned int dummy:8;
-};
-struct FIELD_C1CONR {
-	unsigned int ph1:3;
-	unsigned int ph2:3;
-	unsigned int sjw:2;
-	unsigned int dummy:8;
-};
-typedef union C0CONR {
-	unsigned char c0con;
-	struct FIELD_C0CONR bc0con;
-} C0CONR_T;
-typedef union C1CONR {
-	unsigned char c1con;
-	struct FIELD_C1CONR bc1con;
-} C1CONR_T;
-
-#define SJA_TSEG1	((pParams->btr1 & 0x0f)+1)
-#define SJA_TSEG2	(((pParams->btr1 & 0x70)>>4)+1)
-#define SJA_BRP		((pParams->btr0 & 0x3f)+1)
-#define SJA_SJW		((pParams->btr0 & 0xc0)>>6)
-#define SJA_SAM		((pParams->btr1 & 0x80)>>7)
-int baudrate_m16c(int clk, int brp, int pr, int ph1, int ph2);
-int samplepoint_m16c(int brp, int pr, int ph1, int ph2);
-int SJA1000_TO_M16C_BASIC_Params(CPC_MSG_T *pMsg);
-
-#endif
diff --git a/drivers/staging/cpc-usb/sja2m16c_2.c b/drivers/staging/cpc-usb/sja2m16c_2.c
deleted file mode 100644
index bf0230fb7780..000000000000
--- a/drivers/staging/cpc-usb/sja2m16c_2.c
+++ /dev/null
@@ -1,452 +0,0 @@
-/****************************************************************************
-*
-*      Copyright (c) 2003,2004 by EMS Dr. Thomas Wuensche
-*
-*                  - All rights reserved -
-*
-* This code is provided "as is" without warranty of any kind, either
-* expressed or implied, including but not limited to the liability
-* concerning the freedom from material defects, the fitness for parti-
-* cular purposes or the freedom of proprietary rights of third parties.
-*
-*****************************************************************************
-* Module name.: cpcusb
-*****************************************************************************
-* Include file: cpc.h
-*****************************************************************************
-* Project.....: Windows Driver Development Kit
-* Filename....: sja2m16c.cpp
-* Authors.....: (GU) Gerhard Uttenthaler
-*               (CS) Christian Schoett
-*****************************************************************************
-* Short descr.: converts baudrate between SJA1000 and M16C
-*****************************************************************************
-* Description.: handles the baudrate conversion from SJA1000 parameters to
-*               M16C parameters
-*****************************************************************************
-* Address     : EMS Dr. Thomas Wuensche
-*               Sonnenhang 3
-*               D-85304 Ilmmuenster
-*               Tel. : +49-8441-490260
-*               Fax. : +49-8441-81860
-*               email: support@ems-wuensche.com
-*****************************************************************************
-*                            History
-*****************************************************************************
-* Version  Date        Auth Remark
-*
-* 01.00    ??          GU   - initial release
-* 01.10    ??????????  CS   - adapted to fit into the USB Windows driver
-* 02.00    18.08.2004  GU   - improved the baudrate calculating algorithm
-*                           - implemented acceptance filtering
-* 02.10    10.09.2004  CS   - adapted to fit into the USB Windows driver
-*****************************************************************************
-*                            ToDo's
-*****************************************************************************
-*/
-
-/****************************************************************************/
-/*     I N C L U D E S
-*/
-#include <linux/kernel.h>
-#include <linux/errno.h>
-#include <linux/init.h>
-#include <linux/slab.h>
-#include <linux/vmalloc.h>
-#include <linux/module.h>
-#include <linux/poll.h>
-#include <linux/smp_lock.h>
-#include <linux/completion.h>
-#include <asm/uaccess.h>
-#include <linux/usb.h>
-
-#include "cpc.h"
-#include "cpc_int.h"
-#include "cpcusb.h"
-
-#include "sja2m16c.h"
-
-/*********************************************************************/
-int baudrate_m16c(int clk, int brp, int pr, int ph1, int ph2)
-{
-	return (16000000 / (1 << clk)) / 2 / (brp + 1) / (1 + pr + 1 +
-							    ph1 + 1 + ph2 +
-							    1);
-}
-
-
-/*********************************************************************/
-int samplepoint_m16c(int brp, int pr, int ph1, int ph2)
-{
-	return (100 * (1 + pr + 1 + ph1 + 1)) / (1 + pr + 1 + ph1 + 1 +
-						  ph2 + 1);
-}
-
-
-/****************************************************************************
-* Function.....: SJA1000_TO_M16C_BASIC_Params
-*
-* Task.........: This routine converts SJA1000 CAN btr parameters into M16C
-*                parameters based on the sample point and the error. In
-*                addition it converts the acceptance filter parameters to
-*                suit the M16C parameters
-*
-* Parameters...: None
-*
-* Return values: None
-*
-* Comments.....:
-*****************************************************************************
-*                History
-*****************************************************************************
-* 19.01.2005  CS   - modifed the conversion of SJA1000 filter params into
-*                    M16C params. Due to compatibility reasons with the
-*                    older 82C200 CAN controller the SJA1000
-****************************************************************************/
-int SJA1000_TO_M16C_BASIC_Params(CPC_MSG_T * in)
-{
-	int sjaBaudrate;
-	int sjaSamplepoint;
-	int *baudrate_error;	// BRP[0..15], PR[0..7], PH1[0..7], PH2[0..7]
-	int *samplepoint_error;	// BRP[0..15], PR[0..7], PH1[0..7], PH2[0..7]
-	int baudrate_error_merk;
-	int clk, brp, pr, ph1, ph2;
-	int clk_merk, brp_merk, pr_merk, ph1_merk, ph2_merk;
-	int index;
-	unsigned char acc_code0, acc_code1, acc_code2, acc_code3;
-	unsigned char acc_mask0, acc_mask1, acc_mask2, acc_mask3;
-	CPC_MSG_T * out;
-	C0CONR_T c0con;
-	C1CONR_T c1con;
-	int tmpAccCode;
-	int tmpAccMask;
-
-	    // we have to convert the parameters into M16C parameters
-	    CPC_SJA1000_PARAMS_T * pParams;
-
-	    // check if the type is CAN parameters and if we have to convert the given params
-	    if (in->type != CPC_CMD_T_CAN_PRMS
-		|| in->msg.canparams.cc_type != SJA1000)
-		return 0;
-	pParams =
-	    (CPC_SJA1000_PARAMS_T *) & in->msg.canparams.cc_params.sja1000;
-	acc_code0 = pParams->acc_code0;
-	acc_code1 = pParams->acc_code1;
-	acc_code2 = pParams->acc_code2;
-	acc_code3 = pParams->acc_code3;
-	acc_mask0 = pParams->acc_mask0;
-	acc_mask1 = pParams->acc_mask1;
-	acc_mask2 = pParams->acc_mask2;
-	acc_mask3 = pParams->acc_mask3;
-
-#ifdef _DEBUG_OUTPUT_CAN_PARAMS
-	    info("acc_code0: %2.2Xh\n", acc_code0);
-	info("acc_code1: %2.2Xh\n", acc_code1);
-	info("acc_code2: %2.2Xh\n", acc_code2);
-	info("acc_code3: %2.2Xh\n", acc_code3);
-	info("acc_mask0: %2.2Xh\n", acc_mask0);
-	info("acc_mask1: %2.2Xh\n", acc_mask1);
-	info("acc_mask2: %2.2Xh\n", acc_mask2);
-	info("acc_mask3: %2.2Xh\n", acc_mask3);
-
-#endif	/*  */
-	    if (!
-		 (baudrate_error =
-		  (int *) vmalloc(sizeof(int) * 16 * 8 * 8 * 8 * 5))) {
-		err("Could not allocate memory\n");
-		return -3;
-	}
-	if (!
-	      (samplepoint_error =
-	       (int *) vmalloc(sizeof(int) * 16 * 8 * 8 * 8 * 5))) {
-		err("Could not allocate memory\n");
-		vfree(baudrate_error);
-		return -3;
-	}
-	memset(baudrate_error, 0xff, sizeof(baudrate_error));
-	memset(samplepoint_error, 0xff, sizeof(baudrate_error));
-	sjaBaudrate =
-	    16000000 / 2 / SJA_BRP / (1 + SJA_TSEG1 + SJA_TSEG2);
-	sjaSamplepoint =
-	    100 * (1 + SJA_TSEG1) / (1 + SJA_TSEG1 + SJA_TSEG2);
-	if (sjaBaudrate == 0) {
-		vfree(baudrate_error);
-		vfree(samplepoint_error);
-		return -2;
-	}
-
-#ifdef _DEBUG_OUTPUT_CAN_PARAMS
-	    info("\nStarting SJA CAN params\n");
-	info("-------------------------\n");
-	info("TS1     : %2.2Xh TS2 : %2.2Xh\n", SJA_TSEG1, SJA_TSEG2);
-	info("BTR0    : %2.2Xh BTR1: %2.2Xh\n", pParams->btr0,
-	      pParams->btr1);
-	info("Baudrate: %d.%dkBaud\n", sjaBaudrate / 1000,
-	      sjaBaudrate % 1000);
-	info("Sample P: 0.%d\n", sjaSamplepoint);
-	info("\n");
-
-#endif	/*  */
-	    c0con.bc0con.sam = SJA_SAM;
-	c1con.bc1con.sjw = SJA_SJW;
-
-	    // calculate errors for all baudrates
-	    index = 0;
-	for (clk = 0; clk < 5; clk++) {
-		for (brp = 0; brp < 16; brp++) {
-			for (pr = 0; pr < 8; pr++) {
-				for (ph1 = 0; ph1 < 8; ph1++) {
-					for (ph2 = 0; ph2 < 8; ph2++) {
-						baudrate_error[index] =
-						    100 *
-						    abs(baudrate_m16c
-							(clk, brp, pr, ph1,
-							 ph2) -
-							sjaBaudrate) /
-						    sjaBaudrate;
-						samplepoint_error[index] =
-						    abs(samplepoint_m16c
-							(brp, pr, ph1,
-							 ph2) -
-							sjaSamplepoint);
-
-#if 0
-						    info
-						    ("Baudrate      : %d kBaud\n",
-						     baudrate_m16c(clk,
-								   brp, pr,
-								   ph1,
-								   ph2));
-						info
-						    ("Baudrate Error: %d\n",
-						     baudrate_error
-						     [index]);
-						info
-						    ("Sample P Error: %d\n",
-						     samplepoint_error
-						     [index]);
-						info
-						    ("clk           : %d\n",
-						     clk);
-
-#endif	/*  */
-						    index++;
-					}
-				}
-			}
-		}
-	}
-
-	    // mark all baudrate_error entries which are outer limits
-	    index = 0;
-	for (clk = 0; clk < 5; clk++) {
-		for (brp = 0; brp < 16; brp++) {
-			for (pr = 0; pr < 8; pr++) {
-				for (ph1 = 0; ph1 < 8; ph1++) {
-					for (ph2 = 0; ph2 < 8; ph2++) {
-						if ((baudrate_error[index]
-						      >
-						      BAUDRATE_TOLERANCE_PERCENT)
-						     ||
-						     (samplepoint_error
-						       [index] >
-						       SAMPLEPOINT_TOLERANCE_PERCENT)
-						     ||
-						     (samplepoint_m16c
-						       (brp, pr, ph1,
-							ph2) >
-						       SAMPLEPOINT_UPPER_LIMIT))
-						{
-							baudrate_error
-							    [index] = -1;
-						} else
-						    if (((1 + pr + 1 +
-							  ph1 + 1 + ph2 +
-							  1) < 8)
-							||
-							((1 + pr + 1 +
-							  ph1 + 1 + ph2 +
-							  1) > 25)) {
-							baudrate_error
-							    [index] = -1;
-						}
-
-#if 0
-						    else {
-							info
-							    ("Baudrate      : %d kBaud\n",
-							     baudrate_m16c
-							     (clk, brp, pr,
-							      ph1, ph2));
-							info
-							    ("Baudrate Error: %d\n",
-							     baudrate_error
-							     [index]);
-							info
-							    ("Sample P Error: %d\n",
-							     samplepoint_error
-							     [index]);
-						}
-
-#endif	/*  */
-						    index++;
-					}
-				}
-			}
-		}
-	}
-
-	    // find list of minimum of baudrate_error within unmarked entries
-	    clk_merk = brp_merk = pr_merk = ph1_merk = ph2_merk = 0;
-	baudrate_error_merk = 100;
-	index = 0;
-	for (clk = 0; clk < 5; clk++) {
-		for (brp = 0; brp < 16; brp++) {
-			for (pr = 0; pr < 8; pr++) {
-				for (ph1 = 0; ph1 < 8; ph1++) {
-					for (ph2 = 0; ph2 < 8; ph2++) {
-						if (baudrate_error[index]
-						     != -1) {
-							if (baudrate_error
-							     [index] <
-							     baudrate_error_merk)
-							{
-								baudrate_error_merk
-								    =
-								    baudrate_error
-								    [index];
-								brp_merk =
-								    brp;
-								pr_merk =
-								    pr;
-								ph1_merk =
-								    ph1;
-								ph2_merk =
-								    ph2;
-								clk_merk =
-								    clk;
-
-#if 0
-								    info
-								    ("brp: %2.2Xh pr: %2.2Xh ph1: %2.2Xh ph2: %2.2Xh\n",
-								     brp,
-								     pr,
-								     ph1,
-								     ph2);
-								info
-								    ("Baudrate      : %d kBaud\n",
-								     baudrate_m16c
-								     (clk,
-								      brp,
-								      pr,
-								      ph1,
-								      ph2));
-								info
-								    ("Baudrate Error: %d\n",
-								     baudrate_error
-								     [index]);
-								info
-								    ("Sample P Error: %d\n",
-								     samplepoint_error
-								     [index]);
-
-#endif	/*  */
-							}
-						}
-						index++;
-					}
-				}
-			}
-		}
-	}
-	if (baudrate_error_merk == 100) {
-		info("ERROR: Could not convert CAN init parameter\n");
-		vfree(baudrate_error);
-		vfree(samplepoint_error);
-		return -1;
-	}
-
-	    // setting m16c CAN parameter
-	    c0con.bc0con.brp = brp_merk;
-	c0con.bc0con.pr = pr_merk;
-	c1con.bc1con.ph1 = ph1_merk;
-	c1con.bc1con.ph2 = ph2_merk;
-
-#ifdef _DEBUG_OUTPUT_CAN_PARAMS
-	    info("\nResulting M16C CAN params\n");
-	info("-------------------------\n");
-	info("clk     : %2.2Xh\n", clk_merk);
-	info("ph1     : %2.2Xh ph2: %2.2Xh\n", c1con.bc1con.ph1 + 1,
-	      c1con.bc1con.ph2 + 1);
-	info("pr      : %2.2Xh brp: %2.2Xh\n", c0con.bc0con.pr + 1,
-	      c0con.bc0con.brp + 1);
-	info("sjw     : %2.2Xh sam: %2.2Xh\n", c1con.bc1con.sjw,
-	      c0con.bc0con.sam);
-	info("co1     : %2.2Xh co0: %2.2Xh\n", c1con.c1con, c0con.c0con);
-	info("Baudrate: %d.%dBaud\n",
-	       baudrate_m16c(clk_merk, c0con.bc0con.brp, c0con.bc0con.pr,
-			     c1con.bc1con.ph1, c1con.bc1con.ph2) / 1000,
-	       baudrate_m16c(clk_merk, c0con.bc0con.brp, c0con.bc0con.pr,
-			      c1con.bc1con.ph1, c1con.bc1con.ph2) % 1000);
-	info("Sample P: 0.%d\n",
-	      samplepoint_m16c(c0con.bc0con.brp, c0con.bc0con.pr,
-			       c1con.bc1con.ph1, c1con.bc1con.ph2));
-	info("\n");
-
-#endif	/*  */
-	    out = in;
-	out->type = 6;
-	out->length = sizeof(CPC_M16C_BASIC_PARAMS_T) + 1;
-	out->msg.canparams.cc_type = M16C_BASIC;
-	out->msg.canparams.cc_params.m16c_basic.con0 = c0con.c0con;
-	out->msg.canparams.cc_params.m16c_basic.con1 = c1con.c1con;
-	out->msg.canparams.cc_params.m16c_basic.ctlr0 = 0x4C;
-	out->msg.canparams.cc_params.m16c_basic.ctlr1 = 0x00;
-	out->msg.canparams.cc_params.m16c_basic.clk = clk_merk;
-	out->msg.canparams.cc_params.m16c_basic.acc_std_code0 =
-	    acc_code0;
-	out->msg.canparams.cc_params.m16c_basic.acc_std_code1 = acc_code1;
-
-//      info("code0: 0x%2.2X, code1: 0x%2.2X\n", out->msg.canparams.cc_params.m16c_basic.acc_std_code0, out->msg.canparams.cc_params.m16c_basic.acc_std_code1);
-	    tmpAccCode = (acc_code1 >> 5) + (acc_code0 << 3);
-	out->msg.canparams.cc_params.m16c_basic.acc_std_code0 =
-	    (unsigned char) tmpAccCode;
-	out->msg.canparams.cc_params.m16c_basic.acc_std_code1 =
-	    (unsigned char) (tmpAccCode >> 8);
-
-//      info("code0: 0x%2.2X, code1: 0x%2.2X\n", out->msg.canparams.cc_params.m16c_basic.acc_std_code0, out->msg.canparams.cc_params.m16c_basic.acc_std_code1);
-	    out->msg.canparams.cc_params.m16c_basic.acc_std_mask0 =
-	    ~acc_mask0;
-	out->msg.canparams.cc_params.m16c_basic.acc_std_mask1 =
-	    ~acc_mask1;
-
-//      info("mask0: 0x%2.2X, mask1: 0x%2.2X\n", out->msg.canparams.cc_params.m16c_basic.acc_std_mask0, out->msg.canparams.cc_params.m16c_basic.acc_std_mask1);
-	    tmpAccMask = ((acc_mask1) >> 5) + ((acc_mask0) << 3);
-
-//      info("tmpAccMask: 0x%4.4X\n", tmpAccMask);
-	    out->msg.canparams.cc_params.m16c_basic.acc_std_mask0 =
-	    (unsigned char) ~tmpAccMask;
-	out->msg.canparams.cc_params.m16c_basic.acc_std_mask1 =
-	    (unsigned char) ~(tmpAccMask >> 8);
-
-//      info("mask0: 0x%2.2X, mask1: 0x%2.2X\n", out->msg.canparams.cc_params.m16c_basic.acc_std_mask0, out->msg.canparams.cc_params.m16c_basic.acc_std_mask1);
-	    out->msg.canparams.cc_params.m16c_basic.acc_ext_code0 =
-	    (unsigned char) tmpAccCode;
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_code1 =
-	    (unsigned char) (tmpAccCode >> 8);
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_code2 = acc_code2;
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_code3 = acc_code3;
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_mask0 =
-	    (unsigned char) ~tmpAccMask;
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_mask1 =
-	    (unsigned char) ~(tmpAccMask >> 8);
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_mask2 =
-	    ~acc_mask2;
-	out->msg.canparams.cc_params.m16c_basic.acc_ext_mask3 =
-	    ~acc_mask3;
-	vfree(baudrate_error);
-	vfree(samplepoint_error);
-	return 0;
-}
-
-
diff --git a/drivers/staging/cx25821/Kconfig b/drivers/staging/cx25821/Kconfig
new file mode 100644
index 000000000000..df7756a95fad
--- /dev/null
+++ b/drivers/staging/cx25821/Kconfig
@@ -0,0 +1,34 @@
+config VIDEO_CX25821
+	tristate "Conexant cx25821 support"
+	depends on DVB_CORE && VIDEO_DEV && PCI && I2C && INPUT
+	select I2C_ALGOBIT
+	select VIDEO_BTCX
+	select VIDEO_TVEEPROM
+	select VIDEO_IR
+	select VIDEOBUF_DVB
+	select VIDEOBUF_DMA_SG
+	select VIDEO_CX25840
+	select VIDEO_CX2341X
+	---help---
+	  This is a video4linux driver for Conexant 25821 based
+	  TV cards.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called cx25821
+
+config VIDEO_CX25821_ALSA
+	tristate "Conexant 25821 DMA audio support"
+	depends on VIDEO_CX25821 && SND && EXPERIMENTAL
+	select SND_PCM
+	---help---
+	  This is a video4linux driver for direct (DMA) audio on
+	  Conexant 25821 based capture cards using ALSA.
+
+	  It only works with boards with function 01 enabled.
+	  To check if your board supports, use lspci -n.
+	  If supported, you should see 14f1:8801 or 14f1:8811
+	  PCI device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called cx25821-alsa.
+
diff --git a/drivers/staging/cx25821/Makefile b/drivers/staging/cx25821/Makefile
new file mode 100644
index 000000000000..10f87f05d8e8
--- /dev/null
+++ b/drivers/staging/cx25821/Makefile
@@ -0,0 +1,14 @@
+cx25821-objs	:= cx25821-core.o cx25821-cards.o cx25821-i2c.o cx25821-gpio.o 				\
+				cx25821-medusa-video.o cx25821-video.o cx25821-video0.o cx25821-video1.o    \
+				cx25821-video2.o cx25821-video3.o cx25821-video4.o cx25821-video5.o         \
+				cx25821-video6.o cx25821-video7.o cx25821-vidups9.o cx25821-vidups10.o      \
+				cx25821-audups11.o cx25821-video-upstream.o cx25821-video-upstream-ch2.o 	\
+				cx25821-audio-upstream.o cx25821-videoioctl.o
+
+obj-$(CONFIG_VIDEO_CX25821) += cx25821.o
+obj-$(CONFIG_VIDEO_CX25821_ALSA) += cx25821-alsa.o
+
+EXTRA_CFLAGS += -Idrivers/media/video
+EXTRA_CFLAGS += -Idrivers/media/common/tuners
+EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
+EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
diff --git a/drivers/staging/cx25821/README b/drivers/staging/cx25821/README
new file mode 100644
index 000000000000..a9ba50b9888b
--- /dev/null
+++ b/drivers/staging/cx25821/README
@@ -0,0 +1,6 @@
+Todo:
+	- checkpatch.pl cleanups
+	- sparse cleanups
+
+Please send patches to linux-media@vger.kernel.org
+
diff --git a/drivers/staging/cx25821/cx25821-alsa.c b/drivers/staging/cx25821/cx25821-alsa.c
new file mode 100644
index 000000000000..e0eef12759e4
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-alsa.c
@@ -0,0 +1,789 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *	Based on SAA713x ALSA driver and CX88 driver
+ *
+ *   This program is free software; you can redistribute it and/or modify
+ *   it under the terms of the GNU General Public License as published by
+ *   the Free Software Foundation, version 2
+ *
+ *   This program is distributed in the hope that it will be useful,
+ *   but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *   GNU General Public License for more details.
+ *
+ *   You should have received a copy of the GNU General Public License
+ *   along with this program; if not, write to the Free Software
+ *   Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/init.h>
+#include <linux/device.h>
+#include <linux/interrupt.h>
+#include <linux/vmalloc.h>
+#include <linux/dma-mapping.h>
+#include <linux/pci.h>
+
+#include <asm/delay.h>
+#include <sound/core.h>
+#include <sound/pcm.h>
+#include <sound/pcm_params.h>
+#include <sound/control.h>
+#include <sound/initval.h>
+#include <sound/tlv.h>
+
+#include "cx25821.h"
+#include "cx25821-reg.h"
+
+#define AUDIO_SRAM_CHANNEL	SRAM_CH08
+
+#define dprintk(level,fmt, arg...)	if (debug >= level) \
+	printk(KERN_INFO "%s/1: " fmt, chip->dev->name , ## arg)
+
+#define dprintk_core(level,fmt, arg...)	if (debug >= level) \
+	printk(KERN_DEBUG "%s/1: " fmt, chip->dev->name , ## arg)
+
+/****************************************************************************
+	Data type declarations - Can be moded to a header file later
+ ****************************************************************************/
+
+static struct snd_card *snd_cx25821_cards[SNDRV_CARDS];
+static int devno;
+
+struct cx25821_audio_dev {
+	struct cx25821_dev *dev;
+	struct cx25821_dmaqueue q;
+
+	/* pci i/o */
+	struct pci_dev *pci;
+
+	/* audio controls */
+	int irq;
+
+	struct snd_card *card;
+
+	unsigned long iobase;
+	spinlock_t reg_lock;
+	atomic_t count;
+
+	unsigned int dma_size;
+	unsigned int period_size;
+	unsigned int num_periods;
+
+	struct videobuf_dmabuf *dma_risc;
+
+	struct cx25821_buffer *buf;
+
+	struct snd_pcm_substream *substream;
+};
+typedef struct cx25821_audio_dev snd_cx25821_card_t;
+
+
+/****************************************************************************
+			Module global static vars
+ ****************************************************************************/
+
+static int index[SNDRV_CARDS] = SNDRV_DEFAULT_IDX;	/* Index 0-MAX */
+static char *id[SNDRV_CARDS] = SNDRV_DEFAULT_STR;	/* ID for this card */
+static int enable[SNDRV_CARDS] = { 1,[1 ... (SNDRV_CARDS - 1)] = 1 };
+
+module_param_array(enable, bool, NULL, 0444);
+MODULE_PARM_DESC(enable, "Enable cx25821 soundcard. default enabled.");
+
+module_param_array(index, int, NULL, 0444);
+MODULE_PARM_DESC(index, "Index value for cx25821 capture interface(s).");
+
+/****************************************************************************
+				Module macros
+ ****************************************************************************/
+
+MODULE_DESCRIPTION("ALSA driver module for cx25821 based capture cards");
+MODULE_AUTHOR("Hiep Huynh");
+MODULE_LICENSE("GPL");
+MODULE_SUPPORTED_DEVICE("{{Conexant,25821}");	//"{{Conexant,23881},"
+
+static unsigned int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages");
+
+/****************************************************************************
+			Module specific funtions
+ ****************************************************************************/
+/* Constants taken from cx88-reg.h */
+#define AUD_INT_DN_RISCI1       (1 <<  0)
+#define AUD_INT_UP_RISCI1       (1 <<  1)
+#define AUD_INT_RDS_DN_RISCI1   (1 <<  2)
+#define AUD_INT_DN_RISCI2       (1 <<  4)	/* yes, 3 is skipped */
+#define AUD_INT_UP_RISCI2       (1 <<  5)
+#define AUD_INT_RDS_DN_RISCI2   (1 <<  6)
+#define AUD_INT_DN_SYNC         (1 << 12)
+#define AUD_INT_UP_SYNC         (1 << 13)
+#define AUD_INT_RDS_DN_SYNC     (1 << 14)
+#define AUD_INT_OPC_ERR         (1 << 16)
+#define AUD_INT_BER_IRQ         (1 << 20)
+#define AUD_INT_MCHG_IRQ        (1 << 21)
+#define GP_COUNT_CONTROL_RESET	0x3
+
+#define PCI_MSK_AUD_EXT   (1 <<  4)
+#define PCI_MSK_AUD_INT   (1 <<  3)
+/*
+ * BOARD Specific: Sets audio DMA
+ */
+
+static int _cx25821_start_audio_dma(snd_cx25821_card_t * chip)
+{
+	struct cx25821_buffer *buf = chip->buf;
+	struct cx25821_dev *dev = chip->dev;
+	struct sram_channel *audio_ch =
+	    &cx25821_sram_channels[AUDIO_SRAM_CHANNEL];
+	u32 tmp = 0;
+
+	// enable output on the GPIO 0 for the MCLK ADC (Audio)
+	cx25821_set_gpiopin_direction(chip->dev, 0, 0);
+
+	/* Make sure RISC/FIFO are off before changing FIFO/RISC settings */
+	cx_clear(AUD_INT_DMA_CTL,
+		 FLD_AUD_DST_A_RISC_EN | FLD_AUD_DST_A_FIFO_EN);
+
+	/* setup fifo + format - out channel */
+	cx25821_sram_channel_setup_audio(chip->dev, audio_ch, buf->bpl,
+					 buf->risc.dma);
+
+	/* sets bpl size */
+	cx_write(AUD_A_LNGTH, buf->bpl);
+
+	/* reset counter */
+	cx_write(AUD_A_GPCNT_CTL, GP_COUNT_CONTROL_RESET);	//GP_COUNT_CONTROL_RESET = 0x3
+	atomic_set(&chip->count, 0);
+
+	//Set the input mode to 16-bit
+	tmp = cx_read(AUD_A_CFG);
+	cx_write(AUD_A_CFG,
+		 tmp | FLD_AUD_DST_PK_MODE | FLD_AUD_DST_ENABLE |
+		 FLD_AUD_CLK_ENABLE);
+
+	//printk(KERN_INFO "DEBUG: Start audio DMA, %d B/line, cmds_start(0x%x)= %d lines/FIFO, %d periods, %d "
+	//      "byte buffer\n", buf->bpl, audio_ch->cmds_start, cx_read(audio_ch->cmds_start + 12)>>1,
+	//      chip->num_periods, buf->bpl * chip->num_periods);
+
+	/* Enables corresponding bits at AUD_INT_STAT */
+	cx_write(AUD_A_INT_MSK,
+		 FLD_AUD_DST_RISCI1 | FLD_AUD_DST_OF | FLD_AUD_DST_SYNC |
+		 FLD_AUD_DST_OPC_ERR);
+
+	/* Clean any pending interrupt bits already set */
+	cx_write(AUD_A_INT_STAT, ~0);
+
+	/* enable audio irqs */
+	cx_set(PCI_INT_MSK, chip->dev->pci_irqmask | PCI_MSK_AUD_INT);
+
+	// Turn on audio downstream fifo and risc enable 0x101
+	tmp = cx_read(AUD_INT_DMA_CTL);
+	cx_set(AUD_INT_DMA_CTL,
+	       tmp | (FLD_AUD_DST_A_RISC_EN | FLD_AUD_DST_A_FIFO_EN));
+
+	mdelay(100);
+	return 0;
+}
+
+/*
+ * BOARD Specific: Resets audio DMA
+ */
+static int _cx25821_stop_audio_dma(snd_cx25821_card_t * chip)
+{
+	struct cx25821_dev *dev = chip->dev;
+
+	/* stop dma */
+	cx_clear(AUD_INT_DMA_CTL,
+		 FLD_AUD_DST_A_RISC_EN | FLD_AUD_DST_A_FIFO_EN);
+
+	/* disable irqs */
+	cx_clear(PCI_INT_MSK, PCI_MSK_AUD_INT);
+	cx_clear(AUD_A_INT_MSK,
+		 AUD_INT_OPC_ERR | AUD_INT_DN_SYNC | AUD_INT_DN_RISCI2 |
+		 AUD_INT_DN_RISCI1);
+
+	return 0;
+}
+
+#define MAX_IRQ_LOOP 50
+
+/*
+ * BOARD Specific: IRQ dma bits
+ */
+static char *cx25821_aud_irqs[32] = {
+	"dn_risci1", "up_risci1", "rds_dn_risc1",	/* 0-2 */
+	NULL,			/* reserved */
+	"dn_risci2", "up_risci2", "rds_dn_risc2",	/* 4-6 */
+	NULL,			/* reserved */
+	"dnf_of", "upf_uf", "rds_dnf_uf",	/* 8-10 */
+	NULL,			/* reserved */
+	"dn_sync", "up_sync", "rds_dn_sync",	/* 12-14 */
+	NULL,			/* reserved */
+	"opc_err", "par_err", "rip_err",	/* 16-18 */
+	"pci_abort", "ber_irq", "mchg_irq"	/* 19-21 */
+};
+
+/*
+ * BOARD Specific: Threats IRQ audio specific calls
+ */
+static void cx25821_aud_irq(snd_cx25821_card_t * chip, u32 status, u32 mask)
+{
+	struct cx25821_dev *dev = chip->dev;
+
+	if (0 == (status & mask)) {
+		return;
+	}
+
+	cx_write(AUD_A_INT_STAT, status);
+	if (debug > 1 || (status & mask & ~0xff))
+		cx25821_print_irqbits(dev->name, "irq aud",
+				      cx25821_aud_irqs,
+				      ARRAY_SIZE(cx25821_aud_irqs), status,
+				      mask);
+
+	/* risc op code error */
+	if (status & AUD_INT_OPC_ERR) {
+		printk(KERN_WARNING "WARNING %s/1: Audio risc op code error\n",
+		       dev->name);
+
+		cx_clear(AUD_INT_DMA_CTL,
+			 FLD_AUD_DST_A_RISC_EN | FLD_AUD_DST_A_FIFO_EN);
+		cx25821_sram_channel_dump_audio(dev,
+						&cx25821_sram_channels
+						[AUDIO_SRAM_CHANNEL]);
+	}
+	if (status & AUD_INT_DN_SYNC) {
+		printk(KERN_WARNING "WARNING %s: Downstream sync error!\n",
+		       dev->name);
+		cx_write(AUD_A_GPCNT_CTL, GP_COUNT_CONTROL_RESET);
+		return;
+	}
+
+	/* risc1 downstream */
+	if (status & AUD_INT_DN_RISCI1) {
+		atomic_set(&chip->count, cx_read(AUD_A_GPCNT));
+		snd_pcm_period_elapsed(chip->substream);
+	}
+}
+
+/*
+ * BOARD Specific: Handles IRQ calls
+ */
+static irqreturn_t cx25821_irq(int irq, void *dev_id)
+{
+	snd_cx25821_card_t *chip = dev_id;
+	struct cx25821_dev *dev = chip->dev;
+	u32 status, pci_status;
+	u32 audint_status, audint_mask;
+	int loop, handled = 0;
+	int audint_count = 0;
+
+	audint_status = cx_read(AUD_A_INT_STAT);
+	audint_mask = cx_read(AUD_A_INT_MSK);
+	audint_count = cx_read(AUD_A_GPCNT);
+	status = cx_read(PCI_INT_STAT);
+
+	for (loop = 0; loop < 1; loop++) {
+		status = cx_read(PCI_INT_STAT);
+		if (0 == status) {
+			status = cx_read(PCI_INT_STAT);
+			audint_status = cx_read(AUD_A_INT_STAT);
+			audint_mask = cx_read(AUD_A_INT_MSK);
+
+			if (status) {
+				handled = 1;
+				cx_write(PCI_INT_STAT, status);
+
+				cx25821_aud_irq(chip, audint_status,
+						audint_mask);
+				break;
+			} else
+				goto out;
+		}
+
+		handled = 1;
+		cx_write(PCI_INT_STAT, status);
+
+		cx25821_aud_irq(chip, audint_status, audint_mask);
+	}
+
+	pci_status = cx_read(PCI_INT_STAT);
+
+	if (handled)
+		cx_write(PCI_INT_STAT, pci_status);
+
+      out:
+	return IRQ_RETVAL(handled);
+}
+
+static int dsp_buffer_free(snd_cx25821_card_t * chip)
+{
+	BUG_ON(!chip->dma_size);
+
+	dprintk(2, "Freeing buffer\n");
+	videobuf_sg_dma_unmap(&chip->pci->dev, chip->dma_risc);
+	videobuf_dma_free(chip->dma_risc);
+	btcx_riscmem_free(chip->pci, &chip->buf->risc);
+	kfree(chip->buf);
+
+	chip->dma_risc = NULL;
+	chip->dma_size = 0;
+
+	return 0;
+}
+
+/****************************************************************************
+				ALSA PCM Interface
+ ****************************************************************************/
+
+/*
+ * Digital hardware definition
+ */
+#define DEFAULT_FIFO_SIZE	384
+static struct snd_pcm_hardware snd_cx25821_digital_hw = {
+	.info = SNDRV_PCM_INFO_MMAP |
+	    SNDRV_PCM_INFO_INTERLEAVED |
+	    SNDRV_PCM_INFO_BLOCK_TRANSFER | SNDRV_PCM_INFO_MMAP_VALID,
+	.formats = SNDRV_PCM_FMTBIT_S16_LE,
+
+	.rates = SNDRV_PCM_RATE_48000,
+	.rate_min = 48000,
+	.rate_max = 48000,
+	.channels_min = 2,
+	.channels_max = 2,
+	/* Analog audio output will be full of clicks and pops if there
+	   are not exactly four lines in the SRAM FIFO buffer.  */
+	.period_bytes_min = DEFAULT_FIFO_SIZE / 3,
+	.period_bytes_max = DEFAULT_FIFO_SIZE / 3,
+	.periods_min = 1,
+	.periods_max = AUDIO_LINE_SIZE,
+	.buffer_bytes_max = (AUDIO_LINE_SIZE * AUDIO_LINE_SIZE),	//128*128 = 16384 = 1024 * 16
+};
+
+/*
+ * audio pcm capture open callback
+ */
+static int snd_cx25821_pcm_open(struct snd_pcm_substream *substream)
+{
+	snd_cx25821_card_t *chip = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	int err;
+	unsigned int bpl = 0;
+
+	if (!chip) {
+		printk(KERN_ERR "DEBUG: cx25821 can't find device struct."
+		       " Can't proceed with open\n");
+		return -ENODEV;
+	}
+
+	err =
+	    snd_pcm_hw_constraint_pow2(runtime, 0, SNDRV_PCM_HW_PARAM_PERIODS);
+	if (err < 0)
+		goto _error;
+
+	chip->substream = substream;
+
+	runtime->hw = snd_cx25821_digital_hw;
+
+	if (cx25821_sram_channels[AUDIO_SRAM_CHANNEL].fifo_size !=
+	    DEFAULT_FIFO_SIZE) {
+		bpl = cx25821_sram_channels[AUDIO_SRAM_CHANNEL].fifo_size / 3;	//since there are 3 audio Clusters
+		bpl &= ~7;	/* must be multiple of 8 */
+
+		if (bpl > AUDIO_LINE_SIZE) {
+			bpl = AUDIO_LINE_SIZE;
+		}
+		runtime->hw.period_bytes_min = bpl;
+		runtime->hw.period_bytes_max = bpl;
+	}
+
+	return 0;
+      _error:
+	dprintk(1, "Error opening PCM!\n");
+	return err;
+}
+
+/*
+ * audio close callback
+ */
+static int snd_cx25821_close(struct snd_pcm_substream *substream)
+{
+	return 0;
+}
+
+/*
+ * hw_params callback
+ */
+static int snd_cx25821_hw_params(struct snd_pcm_substream *substream,
+				 struct snd_pcm_hw_params *hw_params)
+{
+	snd_cx25821_card_t *chip = snd_pcm_substream_chip(substream);
+	struct videobuf_dmabuf *dma;
+
+	struct cx25821_buffer *buf;
+	int ret;
+
+	if (substream->runtime->dma_area) {
+		dsp_buffer_free(chip);
+		substream->runtime->dma_area = NULL;
+	}
+
+	chip->period_size = params_period_bytes(hw_params);
+	chip->num_periods = params_periods(hw_params);
+	chip->dma_size = chip->period_size * params_periods(hw_params);
+
+	BUG_ON(!chip->dma_size);
+	BUG_ON(chip->num_periods & (chip->num_periods - 1));
+
+	buf = videobuf_sg_alloc(sizeof(*buf));
+	if (NULL == buf)
+		return -ENOMEM;
+
+	if (chip->period_size > AUDIO_LINE_SIZE) {
+		chip->period_size = AUDIO_LINE_SIZE;
+	}
+
+	buf->vb.memory = V4L2_MEMORY_MMAP;
+	buf->vb.field = V4L2_FIELD_NONE;
+	buf->vb.width = chip->period_size;
+	buf->bpl = chip->period_size;
+	buf->vb.height = chip->num_periods;
+	buf->vb.size = chip->dma_size;
+
+	dma = videobuf_to_dma(&buf->vb);
+	videobuf_dma_init(dma);
+
+	ret = videobuf_dma_init_kernel(dma, PCI_DMA_FROMDEVICE,
+				       (PAGE_ALIGN(buf->vb.size) >>
+					PAGE_SHIFT));
+	if (ret < 0)
+		goto error;
+
+	ret = videobuf_sg_dma_map(&chip->pci->dev, dma);
+	if (ret < 0)
+		goto error;
+
+	ret =
+	    cx25821_risc_databuffer_audio(chip->pci, &buf->risc, dma->sglist,
+					  buf->vb.width, buf->vb.height, 1);
+	if (ret < 0) {
+		printk(KERN_INFO
+		       "DEBUG: ERROR after cx25821_risc_databuffer_audio() \n");
+		goto error;
+	}
+
+	/* Loop back to start of program */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	buf->vb.state = VIDEOBUF_PREPARED;
+
+	chip->buf = buf;
+	chip->dma_risc = dma;
+
+	substream->runtime->dma_area = chip->dma_risc->vmalloc;
+	substream->runtime->dma_bytes = chip->dma_size;
+	substream->runtime->dma_addr = 0;
+
+	return 0;
+
+      error:
+	kfree(buf);
+	return ret;
+}
+
+/*
+ * hw free callback
+ */
+static int snd_cx25821_hw_free(struct snd_pcm_substream *substream)
+{
+	snd_cx25821_card_t *chip = snd_pcm_substream_chip(substream);
+
+	if (substream->runtime->dma_area) {
+		dsp_buffer_free(chip);
+		substream->runtime->dma_area = NULL;
+	}
+
+	return 0;
+}
+
+/*
+ * prepare callback
+ */
+static int snd_cx25821_prepare(struct snd_pcm_substream *substream)
+{
+	return 0;
+}
+
+/*
+ * trigger callback
+ */
+static int snd_cx25821_card_trigger(struct snd_pcm_substream *substream,
+				    int cmd)
+{
+	snd_cx25821_card_t *chip = snd_pcm_substream_chip(substream);
+	int err = 0;
+
+	/* Local interrupts are already disabled by ALSA */
+	spin_lock(&chip->reg_lock);
+
+	switch (cmd) {
+	case SNDRV_PCM_TRIGGER_START:
+		err = _cx25821_start_audio_dma(chip);
+		break;
+	case SNDRV_PCM_TRIGGER_STOP:
+		err = _cx25821_stop_audio_dma(chip);
+		break;
+	default:
+		err = -EINVAL;
+		break;
+	}
+
+	spin_unlock(&chip->reg_lock);
+
+	return err;
+}
+
+/*
+ * pointer callback
+ */
+static snd_pcm_uframes_t snd_cx25821_pointer(struct snd_pcm_substream
+					     *substream)
+{
+	snd_cx25821_card_t *chip = snd_pcm_substream_chip(substream);
+	struct snd_pcm_runtime *runtime = substream->runtime;
+	u16 count;
+
+	count = atomic_read(&chip->count);
+
+	return runtime->period_size * (count & (runtime->periods - 1));
+}
+
+/*
+ * page callback (needed for mmap)
+ */
+static struct page *snd_cx25821_page(struct snd_pcm_substream *substream,
+				     unsigned long offset)
+{
+	void *pageptr = substream->runtime->dma_area + offset;
+
+	return vmalloc_to_page(pageptr);
+}
+
+/*
+ * operators
+ */
+static struct snd_pcm_ops snd_cx25821_pcm_ops = {
+	.open = snd_cx25821_pcm_open,
+	.close = snd_cx25821_close,
+	.ioctl = snd_pcm_lib_ioctl,
+	.hw_params = snd_cx25821_hw_params,
+	.hw_free = snd_cx25821_hw_free,
+	.prepare = snd_cx25821_prepare,
+	.trigger = snd_cx25821_card_trigger,
+	.pointer = snd_cx25821_pointer,
+	.page = snd_cx25821_page,
+};
+
+/*
+ * ALSA create a PCM device:  Called when initializing the board. Sets up the name and hooks up
+ *  the callbacks
+ */
+static int snd_cx25821_pcm(snd_cx25821_card_t * chip, int device, char *name)
+{
+	struct snd_pcm *pcm;
+	int err;
+
+	err = snd_pcm_new(chip->card, name, device, 0, 1, &pcm);
+	if (err < 0) {
+		printk(KERN_INFO "ERROR: FAILED snd_pcm_new() in %s\n",
+		       __func__);
+		return err;
+	}
+	pcm->private_data = chip;
+	pcm->info_flags = 0;
+	strcpy(pcm->name, name);
+	snd_pcm_set_ops(pcm, SNDRV_PCM_STREAM_CAPTURE, &snd_cx25821_pcm_ops);
+
+	return 0;
+}
+
+/****************************************************************************
+			Basic Flow for Sound Devices
+ ****************************************************************************/
+
+/*
+ * PCI ID Table - 14f1:8801 and 14f1:8811 means function 1: Audio
+ * Only boards with eeprom and byte 1 at eeprom=1 have it
+ */
+
+static struct pci_device_id cx25821_audio_pci_tbl[] __devinitdata = {
+	{0x14f1, 0x0920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, 0},
+	{0,}
+};
+
+MODULE_DEVICE_TABLE(pci, cx25821_audio_pci_tbl);
+
+/*
+ * Not used in the function snd_cx25821_dev_free so removing
+ * from the file.
+ */
+/*
+static int snd_cx25821_free(snd_cx25821_card_t *chip)
+{
+	if (chip->irq >= 0)
+		free_irq(chip->irq, chip);
+
+	cx25821_dev_unregister(chip->dev);
+	pci_disable_device(chip->pci);
+
+	return 0;
+}
+*/
+
+/*
+ * Component Destructor
+ */
+static void snd_cx25821_dev_free(struct snd_card *card)
+{
+	snd_cx25821_card_t *chip = card->private_data;
+
+	//snd_cx25821_free(chip);
+	snd_card_free(chip->card);
+}
+
+/*
+ * Alsa Constructor - Component probe
+ */
+static int cx25821_audio_initdev(struct cx25821_dev *dev)
+{
+	struct snd_card *card;
+	snd_cx25821_card_t *chip;
+	int err;
+
+	if (devno >= SNDRV_CARDS) {
+		printk(KERN_INFO "DEBUG ERROR: devno >= SNDRV_CARDS %s\n",
+		       __func__);
+		return (-ENODEV);
+	}
+
+	if (!enable[devno]) {
+		++devno;
+		printk(KERN_INFO "DEBUG ERROR: !enable[devno] %s\n", __func__);
+		return (-ENOENT);
+	}
+
+	err = snd_card_create(index[devno], id[devno], THIS_MODULE,
+			 sizeof(snd_cx25821_card_t), &card);
+	if (err < 0) {
+		printk(KERN_INFO
+		       "DEBUG ERROR: cannot create snd_card_new in %s\n",
+		       __func__);
+		return err;
+	}
+
+	strcpy(card->driver, "cx25821");
+
+	/* Card "creation" */
+	card->private_free = snd_cx25821_dev_free;
+	chip = (snd_cx25821_card_t *) card->private_data;
+	spin_lock_init(&chip->reg_lock);
+
+	chip->dev = dev;
+	chip->card = card;
+	chip->pci = dev->pci;
+	chip->iobase = pci_resource_start(dev->pci, 0);
+
+	chip->irq = dev->pci->irq;
+
+	err = request_irq(dev->pci->irq, cx25821_irq,
+			  IRQF_SHARED | IRQF_DISABLED, chip->dev->name, chip);
+
+	if (err < 0) {
+		printk(KERN_ERR "ERROR %s: can't get IRQ %d for ALSA\n",
+		       chip->dev->name, dev->pci->irq);
+		goto error;
+	}
+
+	if ((err = snd_cx25821_pcm(chip, 0, "cx25821 Digital")) < 0) {
+		printk(KERN_INFO
+		       "DEBUG ERROR: cannot create snd_cx25821_pcm %s\n",
+		       __func__);
+		goto error;
+	}
+
+	snd_card_set_dev(card, &chip->pci->dev);
+
+	strcpy(card->shortname, "cx25821");
+	sprintf(card->longname, "%s at 0x%lx irq %d", chip->dev->name,
+		chip->iobase, chip->irq);
+	strcpy(card->mixername, "CX25821");
+
+	printk(KERN_INFO "%s/%i: ALSA support for cx25821 boards\n",
+	       card->driver, devno);
+
+	err = snd_card_register(card);
+	if (err < 0) {
+		printk(KERN_INFO "DEBUG ERROR: cannot register sound card %s\n",
+		       __func__);
+		goto error;
+	}
+
+	snd_cx25821_cards[devno] = card;
+
+	devno++;
+	return 0;
+
+      error:
+	snd_card_free(card);
+	return err;
+}
+
+/****************************************************************************
+				LINUX MODULE INIT
+ ****************************************************************************/
+static void cx25821_audio_fini(void)
+{
+	snd_card_free(snd_cx25821_cards[0]);
+}
+
+/*
+ * Module initializer
+ *
+ * Loops through present saa7134 cards, and assigns an ALSA device
+ * to each one
+ *
+ */
+static int cx25821_alsa_init(void)
+{
+	struct cx25821_dev *dev = NULL;
+	struct list_head *list;
+
+	list_for_each(list, &cx25821_devlist) {
+		dev = list_entry(list, struct cx25821_dev, devlist);
+		cx25821_audio_initdev(dev);
+	}
+
+	if (dev == NULL)
+		printk(KERN_INFO
+		       "cx25821 ERROR ALSA: no cx25821 cards found\n");
+
+	return 0;
+
+}
+
+late_initcall(cx25821_alsa_init);
+module_exit(cx25821_audio_fini);
+
+/* ----------------------------------------------------------- */
+/*
+ * Local variables:
+ * c-basic-offset: 8
+ * End:
+ */
diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.c b/drivers/staging/cx25821/cx25821-audio-upstream.c
new file mode 100644
index 000000000000..ddddf651266b
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-audio-upstream.c
@@ -0,0 +1,804 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+#include "cx25821-audio-upstream.h"
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/syscalls.h>
+#include <linux/file.h>
+#include <linux/fcntl.h>
+#include <linux/delay.h>
+#include <asm/uaccess.h>
+
+MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
+MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
+MODULE_LICENSE("GPL");
+
+static int _intr_msk =
+    FLD_AUD_SRC_RISCI1 | FLD_AUD_SRC_OF | FLD_AUD_SRC_SYNC |
+    FLD_AUD_SRC_OPC_ERR;
+
+int cx25821_sram_channel_setup_upstream_audio(struct cx25821_dev *dev,
+					      struct sram_channel *ch,
+					      unsigned int bpl, u32 risc)
+{
+	unsigned int i, lines;
+	u32 cdt;
+
+	if (ch->cmds_start == 0) {
+		cx_write(ch->ptr1_reg, 0);
+		cx_write(ch->ptr2_reg, 0);
+		cx_write(ch->cnt2_reg, 0);
+		cx_write(ch->cnt1_reg, 0);
+		return 0;
+	}
+
+	bpl = (bpl + 7) & ~7;	/* alignment */
+	cdt = ch->cdt;
+	lines = ch->fifo_size / bpl;
+
+	if (lines > 3) {
+		lines = 3;
+	}
+
+	BUG_ON(lines < 2);
+
+	/* write CDT */
+	for (i = 0; i < lines; i++) {
+		cx_write(cdt + 16 * i, ch->fifo_start + bpl * i);
+		cx_write(cdt + 16 * i + 4, 0);
+		cx_write(cdt + 16 * i + 8, 0);
+		cx_write(cdt + 16 * i + 12, 0);
+	}
+
+	/* write CMDS */
+	cx_write(ch->cmds_start + 0, risc);
+
+	cx_write(ch->cmds_start + 4, 0);
+	cx_write(ch->cmds_start + 8, cdt);
+	cx_write(ch->cmds_start + 12, AUDIO_CDT_SIZE_QW);
+	cx_write(ch->cmds_start + 16, ch->ctrl_start);
+
+	//IQ size
+	cx_write(ch->cmds_start + 20, AUDIO_IQ_SIZE_DW);
+
+	for (i = 24; i < 80; i += 4)
+		cx_write(ch->cmds_start + i, 0);
+
+	/* fill registers */
+	cx_write(ch->ptr1_reg, ch->fifo_start);
+	cx_write(ch->ptr2_reg, cdt);
+	cx_write(ch->cnt2_reg, AUDIO_CDT_SIZE_QW);
+	cx_write(ch->cnt1_reg, AUDIO_CLUSTER_SIZE_QW - 1);
+
+	return 0;
+}
+
+static __le32 *cx25821_risc_field_upstream_audio(struct cx25821_dev *dev,
+						 __le32 * rp,
+						 dma_addr_t databuf_phys_addr,
+						 unsigned int bpl,
+						 int fifo_enable)
+{
+	unsigned int line;
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[dev->_audio_upstream_channel_select];
+	int offset = 0;
+
+	/* scan lines */
+	for (line = 0; line < LINES_PER_AUDIO_BUFFER; line++) {
+		*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
+		*(rp++) = cpu_to_le32(databuf_phys_addr + offset);
+		*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+
+		// Check if we need to enable the FIFO after the first 3 lines
+		// For the upstream audio channel, the risc engine will enable the FIFO.
+		if (fifo_enable && line == 2) {
+			*(rp++) = RISC_WRITECR;
+			*(rp++) = sram_ch->dma_ctl;
+			*(rp++) = sram_ch->fld_aud_fifo_en;
+			*(rp++) = 0x00000020;
+		}
+
+		offset += AUDIO_LINE_SIZE;
+	}
+
+	return rp;
+}
+
+int cx25821_risc_buffer_upstream_audio(struct cx25821_dev *dev,
+				       struct pci_dev *pci,
+				       unsigned int bpl, unsigned int lines)
+{
+	__le32 *rp;
+	int fifo_enable = 0;
+	int frame = 0, i = 0;
+	int frame_size = AUDIO_DATA_BUF_SZ;
+	int databuf_offset = 0;
+	int risc_flag = RISC_CNT_INC;
+	dma_addr_t risc_phys_jump_addr;
+
+	/* Virtual address of Risc buffer program */
+	rp = dev->_risc_virt_addr;
+
+	/* sync instruction */
+	*(rp++) = cpu_to_le32(RISC_RESYNC | AUDIO_SYNC_LINE);
+
+	for (frame = 0; frame < NUM_AUDIO_FRAMES; frame++) {
+		databuf_offset = frame_size * frame;
+
+		if (frame == 0) {
+			fifo_enable = 1;
+			risc_flag = RISC_CNT_RESET;
+		} else {
+			fifo_enable = 0;
+			risc_flag = RISC_CNT_INC;
+		}
+
+		//Calculate physical jump address
+		if ((frame + 1) == NUM_AUDIO_FRAMES) {
+			risc_phys_jump_addr =
+			    dev->_risc_phys_start_addr +
+			    RISC_SYNC_INSTRUCTION_SIZE;
+		} else {
+			risc_phys_jump_addr =
+			    dev->_risc_phys_start_addr +
+			    RISC_SYNC_INSTRUCTION_SIZE +
+			    AUDIO_RISC_DMA_BUF_SIZE * (frame + 1);
+		}
+
+		rp = cx25821_risc_field_upstream_audio(dev, rp,
+						       dev->
+						       _audiodata_buf_phys_addr
+						       + databuf_offset, bpl,
+						       fifo_enable);
+
+		if (USE_RISC_NOOP_AUDIO) {
+			for (i = 0; i < NUM_NO_OPS; i++) {
+				*(rp++) = cpu_to_le32(RISC_NOOP);
+			}
+		}
+
+		// Loop to (Nth)FrameRISC or to Start of Risc program & generate IRQ
+		*(rp++) = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | risc_flag);
+		*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+		*(rp++) = cpu_to_le32(0);
+
+		//Recalculate virtual address based on frame index
+		rp = dev->_risc_virt_addr + RISC_SYNC_INSTRUCTION_SIZE / 4 +
+		    (AUDIO_RISC_DMA_BUF_SIZE * (frame + 1) / 4);
+	}
+
+	return 0;
+}
+
+void cx25821_free_memory_audio(struct cx25821_dev *dev)
+{
+	if (dev->_risc_virt_addr) {
+		pci_free_consistent(dev->pci, dev->_audiorisc_size,
+				    dev->_risc_virt_addr, dev->_risc_phys_addr);
+		dev->_risc_virt_addr = NULL;
+	}
+
+	if (dev->_audiodata_buf_virt_addr) {
+		pci_free_consistent(dev->pci, dev->_audiodata_buf_size,
+				    dev->_audiodata_buf_virt_addr,
+				    dev->_audiodata_buf_phys_addr);
+		dev->_audiodata_buf_virt_addr = NULL;
+	}
+}
+
+void cx25821_stop_upstream_audio(struct cx25821_dev *dev)
+{
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[AUDIO_UPSTREAM_SRAM_CHANNEL_B];
+	u32 tmp = 0;
+
+	if (!dev->_audio_is_running) {
+		printk
+		    ("cx25821: No audio file is currently running so return!\n");
+		return;
+	}
+	//Disable RISC interrupts
+	cx_write(sram_ch->int_msk, 0);
+
+	//Turn OFF risc and fifo enable in AUD_DMA_CNTRL
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_write(sram_ch->dma_ctl,
+		 tmp & ~(sram_ch->fld_aud_fifo_en | sram_ch->fld_aud_risc_en));
+
+	//Clear data buffer memory
+	if (dev->_audiodata_buf_virt_addr)
+		memset(dev->_audiodata_buf_virt_addr, 0,
+		       dev->_audiodata_buf_size);
+
+	dev->_audio_is_running = 0;
+	dev->_is_first_audio_frame = 0;
+	dev->_audioframe_count = 0;
+	dev->_audiofile_status = END_OF_FILE;
+
+	if (dev->_irq_audio_queues) {
+		kfree(dev->_irq_audio_queues);
+		dev->_irq_audio_queues = NULL;
+	}
+
+	if (dev->_audiofilename != NULL)
+		kfree(dev->_audiofilename);
+}
+
+void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev)
+{
+	if (dev->_audio_is_running) {
+		cx25821_stop_upstream_audio(dev);
+	}
+
+	cx25821_free_memory_audio(dev);
+}
+
+int cx25821_get_audio_data(struct cx25821_dev *dev,
+			   struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int frame_index_temp = dev->_audioframe_index;
+	int i = 0;
+	int line_size = AUDIO_LINE_SIZE;
+	int frame_size = AUDIO_DATA_BUF_SZ;
+	int frame_offset = frame_size * frame_index_temp;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t file_offset = dev->_audioframe_count * frame_size;
+	loff_t pos;
+	mm_segment_t old_fs;
+
+	if (dev->_audiofile_status == END_OF_FILE)
+		return 0;
+
+	myfile = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_audiofilename, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered!\n",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk("%s: File has no READ operations registered! \n",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (i = 0; i < dev->_audio_lines_count; i++) {
+			pos = file_offset;
+
+			vfs_read_retval =
+			    vfs_read(myfile, mybuf, line_size, &pos);
+
+			if (vfs_read_retval > 0 && vfs_read_retval == line_size
+			    && dev->_audiodata_buf_virt_addr != NULL) {
+				memcpy((void *)(dev->_audiodata_buf_virt_addr +
+						frame_offset / 4), mybuf,
+				       vfs_read_retval);
+			}
+
+			file_offset += vfs_read_retval;
+			frame_offset += vfs_read_retval;
+
+			if (vfs_read_retval < line_size) {
+				printk(KERN_INFO
+				       "Done: exit %s() since no more bytes to read from Audio file.\n",
+				       __func__);
+				break;
+			}
+		}
+
+		if (i > 0)
+			dev->_audioframe_count++;
+
+		dev->_audiofile_status =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+static void cx25821_audioups_handler(struct work_struct *work)
+{
+	struct cx25821_dev *dev =
+	    container_of(work, struct cx25821_dev, _audio_work_entry);
+
+	if (!dev) {
+		printk("ERROR %s(): since container_of(work_struct) FAILED! \n",
+		       __func__);
+		return;
+	}
+
+	cx25821_get_audio_data(dev,
+			       &dev->sram_channels[dev->
+						   _audio_upstream_channel_select]);
+}
+
+int cx25821_openfile_audio(struct cx25821_dev *dev,
+			   struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int i = 0, j = 0;
+	int line_size = AUDIO_LINE_SIZE;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t pos;
+	loff_t offset = (unsigned long)0;
+	mm_segment_t old_fs;
+
+	myfile = filp_open(dev->_audiofilename, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_audiofilename, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered! \n",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk("%s: File has no READ operations registered! \n",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (j = 0; j < NUM_AUDIO_FRAMES; j++) {
+			for (i = 0; i < dev->_audio_lines_count; i++) {
+				pos = offset;
+
+				vfs_read_retval =
+				    vfs_read(myfile, mybuf, line_size, &pos);
+
+				if (vfs_read_retval > 0
+				    && vfs_read_retval == line_size
+				    && dev->_audiodata_buf_virt_addr != NULL) {
+					memcpy((void *)(dev->
+							_audiodata_buf_virt_addr
+							+ offset / 4), mybuf,
+					       vfs_read_retval);
+				}
+
+				offset += vfs_read_retval;
+
+				if (vfs_read_retval < line_size) {
+					printk(KERN_INFO
+					       "Done: exit %s() since no more bytes to read from Audio file.\n",
+					       __func__);
+					break;
+				}
+			}
+
+			if (i > 0) {
+				dev->_audioframe_count++;
+			}
+
+			if (vfs_read_retval < line_size) {
+				break;
+			}
+		}
+
+		dev->_audiofile_status =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		myfile->f_pos = 0;
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+static int cx25821_audio_upstream_buffer_prepare(struct cx25821_dev *dev,
+						 struct sram_channel *sram_ch,
+						 int bpl)
+{
+	int ret = 0;
+	dma_addr_t dma_addr;
+	dma_addr_t data_dma_addr;
+
+	cx25821_free_memory_audio(dev);
+
+	dev->_risc_virt_addr =
+	    pci_alloc_consistent(dev->pci, dev->audio_upstream_riscbuf_size,
+				 &dma_addr);
+	dev->_risc_virt_start_addr = dev->_risc_virt_addr;
+	dev->_risc_phys_start_addr = dma_addr;
+	dev->_risc_phys_addr = dma_addr;
+	dev->_audiorisc_size = dev->audio_upstream_riscbuf_size;
+
+	if (!dev->_risc_virt_addr) {
+		printk
+		    ("cx25821 ERROR: pci_alloc_consistent() FAILED to allocate memory for RISC program! Returning.\n");
+		return -ENOMEM;
+	}
+	//Clear out memory at address
+	memset(dev->_risc_virt_addr, 0, dev->_audiorisc_size);
+
+	//For Audio Data buffer allocation
+	dev->_audiodata_buf_virt_addr =
+	    pci_alloc_consistent(dev->pci, dev->audio_upstream_databuf_size,
+				 &data_dma_addr);
+	dev->_audiodata_buf_phys_addr = data_dma_addr;
+	dev->_audiodata_buf_size = dev->audio_upstream_databuf_size;
+
+	if (!dev->_audiodata_buf_virt_addr) {
+		printk
+		    ("cx25821 ERROR: pci_alloc_consistent() FAILED to allocate memory for data buffer! Returning. \n");
+		return -ENOMEM;
+	}
+	//Clear out memory at address
+	memset(dev->_audiodata_buf_virt_addr, 0, dev->_audiodata_buf_size);
+
+	ret = cx25821_openfile_audio(dev, sram_ch);
+	if (ret < 0)
+		return ret;
+
+	//Creating RISC programs
+	ret =
+	    cx25821_risc_buffer_upstream_audio(dev, dev->pci, bpl,
+					       dev->_audio_lines_count);
+	if (ret < 0) {
+		printk(KERN_DEBUG
+		       "cx25821 ERROR creating audio upstream RISC programs! \n");
+		goto error;
+	}
+
+	return 0;
+
+      error:
+	return ret;
+}
+
+int cx25821_audio_upstream_irq(struct cx25821_dev *dev, int chan_num,
+			       u32 status)
+{
+	int i = 0;
+	u32 int_msk_tmp;
+	struct sram_channel *channel = &dev->sram_channels[chan_num];
+	dma_addr_t risc_phys_jump_addr;
+	__le32 *rp;
+
+	if (status & FLD_AUD_SRC_RISCI1) {
+		//Get interrupt_index of the program that interrupted
+		u32 prog_cnt = cx_read(channel->gpcnt);
+
+		//Since we've identified our IRQ, clear our bits from the interrupt mask and interrupt status registers
+		cx_write(channel->int_msk, 0);
+		cx_write(channel->int_stat, cx_read(channel->int_stat));
+
+		spin_lock(&dev->slock);
+
+		while (prog_cnt != dev->_last_index_irq) {
+			//Update _last_index_irq
+			if (dev->_last_index_irq < (NUMBER_OF_PROGRAMS - 1)) {
+				dev->_last_index_irq++;
+			} else {
+				dev->_last_index_irq = 0;
+			}
+
+			dev->_audioframe_index = dev->_last_index_irq;
+
+			queue_work(dev->_irq_audio_queues,
+				   &dev->_audio_work_entry);
+		}
+
+		if (dev->_is_first_audio_frame) {
+			dev->_is_first_audio_frame = 0;
+
+			if (dev->_risc_virt_start_addr != NULL) {
+				risc_phys_jump_addr =
+				    dev->_risc_phys_start_addr +
+				    RISC_SYNC_INSTRUCTION_SIZE +
+				    AUDIO_RISC_DMA_BUF_SIZE;
+
+				rp = cx25821_risc_field_upstream_audio(dev,
+								       dev->
+								       _risc_virt_start_addr
+								       + 1,
+								       dev->
+								       _audiodata_buf_phys_addr,
+								       AUDIO_LINE_SIZE,
+								       FIFO_DISABLE);
+
+				if (USE_RISC_NOOP_AUDIO) {
+					for (i = 0; i < NUM_NO_OPS; i++) {
+						*(rp++) =
+						    cpu_to_le32(RISC_NOOP);
+					}
+				}
+				// Jump to 2nd Audio Frame
+				*(rp++) =
+				    cpu_to_le32(RISC_JUMP | RISC_IRQ1 |
+						RISC_CNT_RESET);
+				*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+				*(rp++) = cpu_to_le32(0);
+			}
+		}
+
+		spin_unlock(&dev->slock);
+	} else {
+		if (status & FLD_AUD_SRC_OF)
+			printk("%s: Audio Received Overflow Error Interrupt!\n",
+			       __func__);
+
+		if (status & FLD_AUD_SRC_SYNC)
+			printk("%s: Audio Received Sync Error Interrupt!\n",
+			       __func__);
+
+		if (status & FLD_AUD_SRC_OPC_ERR)
+			printk("%s: Audio Received OpCode Error Interrupt!\n",
+			       __func__);
+
+		// Read and write back the interrupt status register to clear our bits
+		cx_write(channel->int_stat, cx_read(channel->int_stat));
+	}
+
+	if (dev->_audiofile_status == END_OF_FILE) {
+		printk("cx25821: EOF Channel Audio Framecount = %d\n",
+		       dev->_audioframe_count);
+		return -1;
+	}
+	//ElSE, set the interrupt mask register, re-enable irq.
+	int_msk_tmp = cx_read(channel->int_msk);
+	cx_write(channel->int_msk, int_msk_tmp |= _intr_msk);
+
+	return 0;
+}
+
+static irqreturn_t cx25821_upstream_irq_audio(int irq, void *dev_id)
+{
+	struct cx25821_dev *dev = dev_id;
+	u32 msk_stat, audio_status;
+	int handled = 0;
+	struct sram_channel *sram_ch;
+
+	if (!dev)
+		return -1;
+
+	sram_ch = &dev->sram_channels[dev->_audio_upstream_channel_select];
+
+	msk_stat = cx_read(sram_ch->int_mstat);
+	audio_status = cx_read(sram_ch->int_stat);
+
+	// Only deal with our interrupt
+	if (audio_status) {
+		handled =
+		    cx25821_audio_upstream_irq(dev,
+					       dev->
+					       _audio_upstream_channel_select,
+					       audio_status);
+	}
+
+	if (handled < 0) {
+		cx25821_stop_upstream_audio(dev);
+	} else {
+		handled += handled;
+	}
+
+	return IRQ_RETVAL(handled);
+}
+
+static void cx25821_wait_fifo_enable(struct cx25821_dev *dev,
+				     struct sram_channel *sram_ch)
+{
+	int count = 0;
+	u32 tmp;
+
+	do {
+		//Wait 10 microsecond before checking to see if the FIFO is turned ON.
+		udelay(10);
+
+		tmp = cx_read(sram_ch->dma_ctl);
+
+		if (count++ > 1000)	//10 millisecond timeout
+		{
+			printk
+			    ("cx25821 ERROR: %s() fifo is NOT turned on. Timeout!\n",
+			     __func__);
+			return;
+		}
+
+	} while (!(tmp & sram_ch->fld_aud_fifo_en));
+
+}
+
+int cx25821_start_audio_dma_upstream(struct cx25821_dev *dev,
+				     struct sram_channel *sram_ch)
+{
+	u32 tmp = 0;
+	int err = 0;
+
+	// Set the physical start address of the RISC program in the initial program counter(IPC) member of the CMDS.
+	cx_write(sram_ch->cmds_start + 0, dev->_risc_phys_addr);
+	cx_write(sram_ch->cmds_start + 4, 0);	/* Risc IPC High 64 bits 63-32 */
+
+	/* reset counter */
+	cx_write(sram_ch->gpcnt_ctl, 3);
+
+	//Set the line length       (It looks like we do not need to set the line length)
+	cx_write(sram_ch->aud_length, AUDIO_LINE_SIZE & FLD_AUD_DST_LN_LNGTH);
+
+	//Set the input mode to 16-bit
+	tmp = cx_read(sram_ch->aud_cfg);
+	tmp |=
+	    FLD_AUD_SRC_ENABLE | FLD_AUD_DST_PK_MODE | FLD_AUD_CLK_ENABLE |
+	    FLD_AUD_MASTER_MODE | FLD_AUD_CLK_SELECT_PLL_D | FLD_AUD_SONY_MODE;
+	cx_write(sram_ch->aud_cfg, tmp);
+
+	// Read and write back the interrupt status register to clear it
+	tmp = cx_read(sram_ch->int_stat);
+	cx_write(sram_ch->int_stat, tmp);
+
+	// Clear our bits from the interrupt status register.
+	cx_write(sram_ch->int_stat, _intr_msk);
+
+	//Set the interrupt mask register, enable irq.
+	cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << sram_ch->irq_bit));
+	tmp = cx_read(sram_ch->int_msk);
+	cx_write(sram_ch->int_msk, tmp |= _intr_msk);
+
+	err =
+	    request_irq(dev->pci->irq, cx25821_upstream_irq_audio,
+			IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+	if (err < 0) {
+		printk(KERN_ERR "%s: can't get upstream IRQ %d\n", dev->name,
+		       dev->pci->irq);
+		goto fail_irq;
+	}
+
+	// Start the DMA  engine
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_set(sram_ch->dma_ctl, tmp | sram_ch->fld_aud_risc_en);
+
+	dev->_audio_is_running = 1;
+	dev->_is_first_audio_frame = 1;
+
+	// The fifo_en bit turns on by the first Risc program
+	cx25821_wait_fifo_enable(dev, sram_ch);
+
+	return 0;
+
+      fail_irq:
+	cx25821_dev_unregister(dev);
+	return err;
+}
+
+int cx25821_audio_upstream_init(struct cx25821_dev *dev, int channel_select)
+{
+	struct sram_channel *sram_ch;
+	int retval = 0;
+	int err = 0;
+	int str_length = 0;
+
+	if (dev->_audio_is_running) {
+		printk("Audio Channel is still running so return!\n");
+		return 0;
+	}
+
+	dev->_audio_upstream_channel_select = channel_select;
+	sram_ch = &dev->sram_channels[channel_select];
+
+	//Work queue
+	INIT_WORK(&dev->_audio_work_entry, cx25821_audioups_handler);
+	dev->_irq_audio_queues =
+	    create_singlethread_workqueue("cx25821_audioworkqueue");
+
+	if (!dev->_irq_audio_queues) {
+		printk
+		    ("cx25821 ERROR: create_singlethread_workqueue() for Audio FAILED!\n");
+		return -ENOMEM;
+	}
+
+	dev->_last_index_irq = 0;
+	dev->_audio_is_running = 0;
+	dev->_audioframe_count = 0;
+	dev->_audiofile_status = RESET_STATUS;
+	dev->_audio_lines_count = LINES_PER_AUDIO_BUFFER;
+	_line_size = AUDIO_LINE_SIZE;
+
+	if (dev->input_audiofilename) {
+		str_length = strlen(dev->input_audiofilename);
+		dev->_audiofilename =
+		    (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_audiofilename)
+			goto error;
+
+		memcpy(dev->_audiofilename, dev->input_audiofilename,
+		       str_length + 1);
+
+		//Default if filename is empty string
+		if (strcmp(dev->input_audiofilename, "") == 0) {
+			dev->_audiofilename = "/root/audioGOOD.wav";
+		}
+	} else {
+		str_length = strlen(_defaultAudioName);
+		dev->_audiofilename =
+		    (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_audiofilename)
+			goto error;
+
+		memcpy(dev->_audiofilename, _defaultAudioName, str_length + 1);
+	}
+
+	retval =
+	    cx25821_sram_channel_setup_upstream_audio(dev, sram_ch, _line_size,
+						      0);
+
+	dev->audio_upstream_riscbuf_size =
+	    AUDIO_RISC_DMA_BUF_SIZE * NUM_AUDIO_PROGS +
+	    RISC_SYNC_INSTRUCTION_SIZE;
+	dev->audio_upstream_databuf_size = AUDIO_DATA_BUF_SZ * NUM_AUDIO_PROGS;
+
+	//Allocating buffers and prepare RISC program
+	retval =
+	    cx25821_audio_upstream_buffer_prepare(dev, sram_ch, _line_size);
+	if (retval < 0) {
+		printk(KERN_ERR
+		       "%s: Failed to set up Audio upstream buffers!\n",
+		       dev->name);
+		goto error;
+	}
+	//Start RISC engine
+	cx25821_start_audio_dma_upstream(dev, sram_ch);
+
+	return 0;
+
+      error:
+	cx25821_dev_unregister(dev);
+
+	return err;
+}
diff --git a/drivers/staging/cx25821/cx25821-audio-upstream.h b/drivers/staging/cx25821/cx25821-audio-upstream.h
new file mode 100644
index 000000000000..ca987addf815
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-audio-upstream.h
@@ -0,0 +1,57 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+
+#define NUM_AUDIO_PROGS       8
+#define NUM_AUDIO_FRAMES      8
+#define END_OF_FILE           0
+#define IN_PROGRESS           1
+#define RESET_STATUS          -1
+#define FIFO_DISABLE          0
+#define FIFO_ENABLE           1
+#define NUM_NO_OPS            4
+
+#define RISC_READ_INSTRUCTION_SIZE      12
+#define RISC_JUMP_INSTRUCTION_SIZE      12
+#define RISC_WRITECR_INSTRUCTION_SIZE   16
+#define RISC_SYNC_INSTRUCTION_SIZE      4
+#define DWORD_SIZE                      4
+#define AUDIO_SYNC_LINE                 4
+
+#define LINES_PER_AUDIO_BUFFER      15
+#define AUDIO_LINE_SIZE             128
+#define AUDIO_DATA_BUF_SZ           (AUDIO_LINE_SIZE * LINES_PER_AUDIO_BUFFER)
+
+#define USE_RISC_NOOP_AUDIO   1
+
+#ifdef USE_RISC_NOOP_AUDIO
+#define AUDIO_RISC_DMA_BUF_SIZE    ( LINES_PER_AUDIO_BUFFER*RISC_READ_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE + RISC_JUMP_INSTRUCTION_SIZE)
+#endif
+
+#ifndef USE_RISC_NOOP_AUDIO
+#define AUDIO_RISC_DMA_BUF_SIZE    ( LINES_PER_AUDIO_BUFFER*RISC_READ_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + RISC_JUMP_INSTRUCTION_SIZE)
+#endif
+
+static int _line_size;
+char *_defaultAudioName = "/root/audioGOOD.wav";
diff --git a/drivers/staging/cx25821/cx25821-audio.h b/drivers/staging/cx25821/cx25821-audio.h
new file mode 100644
index 000000000000..503f42f036a8
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-audio.h
@@ -0,0 +1,57 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __CX25821_AUDIO_H__
+#define __CX25821_AUDIO_H__
+
+#define USE_RISC_NOOP               1
+#define LINES_PER_BUFFER            15
+#define AUDIO_LINE_SIZE             128
+
+//Number of buffer programs to use at once.
+#define NUMBER_OF_PROGRAMS  8
+
+//Max size of the RISC program for a buffer. - worst case is 2 writes per line
+// Space is also added for the 4 no-op instructions added on the end.
+
+#ifndef USE_RISC_NOOP
+#define MAX_BUFFER_PROGRAM_SIZE     \
+    (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE*4)
+#endif
+
+// MAE 12 July 2005 Try to use NOOP RISC instruction instead
+#ifdef USE_RISC_NOOP
+#define MAX_BUFFER_PROGRAM_SIZE     \
+    (2*LINES_PER_BUFFER*RISC_WRITE_INSTRUCTION_SIZE + RISC_NOOP_INSTRUCTION_SIZE*4)
+#endif
+
+//Sizes of various instructions in bytes.  Used when adding instructions.
+#define RISC_WRITE_INSTRUCTION_SIZE 12
+#define RISC_JUMP_INSTRUCTION_SIZE  12
+#define RISC_SKIP_INSTRUCTION_SIZE  4
+#define RISC_SYNC_INSTRUCTION_SIZE  4
+#define RISC_WRITECR_INSTRUCTION_SIZE  16
+#define RISC_NOOP_INSTRUCTION_SIZE 4
+
+#define MAX_AUDIO_DMA_BUFFER_SIZE (MAX_BUFFER_PROGRAM_SIZE * NUMBER_OF_PROGRAMS + RISC_SYNC_INSTRUCTION_SIZE)
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-audups11.c b/drivers/staging/cx25821/cx25821-audups11.c
new file mode 100644
index 000000000000..f78b8912d905
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-audups11.c
@@ -0,0 +1,434 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH11];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH11]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH11]
+		    && h->video_dev[SRAM_CH11]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = 10;
+	fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO11))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO11)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR)
+		return POLLIN | POLLRDNORM;
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	//cx_write(channel11->dma_ctl, 0);
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO11)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO11);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO11)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO11);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->width = f->fmt.pix.width;
+	fh->height = f->fmt.pix.height;
+	fh->vidq.field = f->fmt.pix.field;
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+	return 0;
+}
+
+static long video_ioctl_upstream11(struct file *file, unsigned int cmd,
+				   unsigned long arg)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+	int command = 0;
+	struct upstream_user_struct *data_from_user;
+
+	data_from_user = (struct upstream_user_struct *)arg;
+
+	if (!data_from_user) {
+		printk
+		    ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
+		     __func__);
+		return 0;
+	}
+
+	command = data_from_user->command;
+
+	if (command != UPSTREAM_START_AUDIO && command != UPSTREAM_STOP_AUDIO) {
+		return 0;
+	}
+
+	dev->input_filename = data_from_user->input_filename;
+	dev->input_audiofilename = data_from_user->input_filename;
+	dev->vid_stdname = data_from_user->vid_stdname;
+	dev->pixel_format = data_from_user->pixel_format;
+	dev->channel_select = data_from_user->channel_select;
+	dev->command = data_from_user->command;
+
+	switch (command) {
+	case UPSTREAM_START_AUDIO:
+		cx25821_start_upstream_audio(dev, data_from_user);
+		break;
+
+	case UPSTREAM_STOP_AUDIO:
+		cx25821_stop_upstream_audio(dev);
+		break;
+	}
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+	return 0;
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl_upstream11,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template11 = {
+	.name = "cx25821-audioupstream",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-biffuncs.h b/drivers/staging/cx25821/cx25821-biffuncs.h
new file mode 100644
index 000000000000..9326a7c729ec
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-biffuncs.h
@@ -0,0 +1,45 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _BITFUNCS_H
+#define _BITFUNCS_H
+
+#define SetBit(Bit)  (1 << Bit)
+
+inline u8 getBit(u32 sample, u8 index)
+{
+	return (u8) ((sample >> index) & 1);
+}
+
+inline u32 clearBitAtPos(u32 value, u8 bit)
+{
+	return value & ~(1 << bit);
+}
+
+inline u32 setBitAtPos(u32 sample, u8 bit)
+{
+	sample |= (1 << bit);
+	return sample;
+
+}
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-cards.c b/drivers/staging/cx25821/cx25821-cards.c
new file mode 100644
index 000000000000..4d0b9eac3e49
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-cards.c
@@ -0,0 +1,70 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *	Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/pci.h>
+#include <linux/delay.h>
+#include <media/cx25840.h>
+
+#include "cx25821.h"
+#include "tuner-xc2028.h"
+
+// board config info
+
+struct cx25821_board cx25821_boards[] = {
+	[UNKNOWN_BOARD] = {
+			   .name = "UNKNOWN/GENERIC",
+			   // Ensure safe default for unknown boards
+			   .clk_freq = 0,
+			   },
+
+	[CX25821_BOARD] = {
+			   .name = "CX25821",
+			   .portb = CX25821_RAW,
+			   .portc = CX25821_264,
+			   .input[0].type = CX25821_VMUX_COMPOSITE,
+			   },
+
+};
+
+const unsigned int cx25821_bcount = ARRAY_SIZE(cx25821_boards);
+
+struct cx25821_subid cx25821_subids[] = {
+	{
+	 .subvendor = 0x14f1,
+	 .subdevice = 0x0920,
+	 .card = CX25821_BOARD,
+	 },
+};
+
+void cx25821_card_setup(struct cx25821_dev *dev)
+{
+	static u8 eeprom[256];
+
+	if (dev->i2c_bus[0].i2c_rc == 0) {
+		dev->i2c_bus[0].i2c_client.addr = 0xa0 >> 1;
+		tveeprom_read(&dev->i2c_bus[0].i2c_client, eeprom,
+			      sizeof(eeprom));
+	}
+}
diff --git a/drivers/staging/cx25821/cx25821-core.c b/drivers/staging/cx25821/cx25821-core.c
new file mode 100644
index 000000000000..8aceae5a072e
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-core.c
@@ -0,0 +1,1551 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/i2c.h>
+#include "cx25821.h"
+#include "cx25821-sram.h"
+#include "cx25821-video.h"
+
+MODULE_DESCRIPTION("Driver for Athena cards");
+MODULE_AUTHOR("Shu Lin - Hiep Huynh");
+MODULE_LICENSE("GPL");
+
+struct list_head cx25821_devlist;
+
+static unsigned int debug;
+module_param(debug, int, 0644);
+MODULE_PARM_DESC(debug, "enable debug messages");
+
+static unsigned int card[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
+module_param_array(card, int, NULL, 0444);
+MODULE_PARM_DESC(card, "card type");
+
+static unsigned int cx25821_devcount = 0;
+
+static DEFINE_MUTEX(devlist);
+LIST_HEAD(cx25821_devlist);
+
+struct sram_channel cx25821_sram_channels[] = {
+	[SRAM_CH00] = {
+		       .i = SRAM_CH00,
+		       .name = "VID A",
+		       .cmds_start = VID_A_DOWN_CMDS,
+		       .ctrl_start = VID_A_IQ,
+		       .cdt = VID_A_CDT,
+		       .fifo_start = VID_A_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA1_PTR1,
+		       .ptr2_reg = DMA1_PTR2,
+		       .cnt1_reg = DMA1_CNT1,
+		       .cnt2_reg = DMA1_CNT2,
+		       .int_msk = VID_A_INT_MSK,
+		       .int_stat = VID_A_INT_STAT,
+		       .int_mstat = VID_A_INT_MSTAT,
+		       .dma_ctl = VID_DST_A_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_A_GPCNT_CTL,
+		       .gpcnt = VID_DST_A_GPCNT,
+		       .vip_ctl = VID_DST_A_VIP_CTL,
+		       .pix_frmt = VID_DST_A_PIX_FRMT,
+		       },
+
+	[SRAM_CH01] = {
+		       .i = SRAM_CH01,
+		       .name = "VID B",
+		       .cmds_start = VID_B_DOWN_CMDS,
+		       .ctrl_start = VID_B_IQ,
+		       .cdt = VID_B_CDT,
+		       .fifo_start = VID_B_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA2_PTR1,
+		       .ptr2_reg = DMA2_PTR2,
+		       .cnt1_reg = DMA2_CNT1,
+		       .cnt2_reg = DMA2_CNT2,
+		       .int_msk = VID_B_INT_MSK,
+		       .int_stat = VID_B_INT_STAT,
+		       .int_mstat = VID_B_INT_MSTAT,
+		       .dma_ctl = VID_DST_B_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_B_GPCNT_CTL,
+		       .gpcnt = VID_DST_B_GPCNT,
+		       .vip_ctl = VID_DST_B_VIP_CTL,
+		       .pix_frmt = VID_DST_B_PIX_FRMT,
+		       },
+
+	[SRAM_CH02] = {
+		       .i = SRAM_CH02,
+		       .name = "VID C",
+		       .cmds_start = VID_C_DOWN_CMDS,
+		       .ctrl_start = VID_C_IQ,
+		       .cdt = VID_C_CDT,
+		       .fifo_start = VID_C_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA3_PTR1,
+		       .ptr2_reg = DMA3_PTR2,
+		       .cnt1_reg = DMA3_CNT1,
+		       .cnt2_reg = DMA3_CNT2,
+		       .int_msk = VID_C_INT_MSK,
+		       .int_stat = VID_C_INT_STAT,
+		       .int_mstat = VID_C_INT_MSTAT,
+		       .dma_ctl = VID_DST_C_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_C_GPCNT_CTL,
+		       .gpcnt = VID_DST_C_GPCNT,
+		       .vip_ctl = VID_DST_C_VIP_CTL,
+		       .pix_frmt = VID_DST_C_PIX_FRMT,
+		       },
+
+	[SRAM_CH03] = {
+		       .i = SRAM_CH03,
+		       .name = "VID D",
+		       .cmds_start = VID_D_DOWN_CMDS,
+		       .ctrl_start = VID_D_IQ,
+		       .cdt = VID_D_CDT,
+		       .fifo_start = VID_D_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA4_PTR1,
+		       .ptr2_reg = DMA4_PTR2,
+		       .cnt1_reg = DMA4_CNT1,
+		       .cnt2_reg = DMA4_CNT2,
+		       .int_msk = VID_D_INT_MSK,
+		       .int_stat = VID_D_INT_STAT,
+		       .int_mstat = VID_D_INT_MSTAT,
+		       .dma_ctl = VID_DST_D_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_D_GPCNT_CTL,
+		       .gpcnt = VID_DST_D_GPCNT,
+		       .vip_ctl = VID_DST_D_VIP_CTL,
+		       .pix_frmt = VID_DST_D_PIX_FRMT,
+		       },
+
+	[SRAM_CH04] = {
+		       .i = SRAM_CH04,
+		       .name = "VID E",
+		       .cmds_start = VID_E_DOWN_CMDS,
+		       .ctrl_start = VID_E_IQ,
+		       .cdt = VID_E_CDT,
+		       .fifo_start = VID_E_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA5_PTR1,
+		       .ptr2_reg = DMA5_PTR2,
+		       .cnt1_reg = DMA5_CNT1,
+		       .cnt2_reg = DMA5_CNT2,
+		       .int_msk = VID_E_INT_MSK,
+		       .int_stat = VID_E_INT_STAT,
+		       .int_mstat = VID_E_INT_MSTAT,
+		       .dma_ctl = VID_DST_E_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_E_GPCNT_CTL,
+		       .gpcnt = VID_DST_E_GPCNT,
+		       .vip_ctl = VID_DST_E_VIP_CTL,
+		       .pix_frmt = VID_DST_E_PIX_FRMT,
+		       },
+
+	[SRAM_CH05] = {
+		       .i = SRAM_CH05,
+		       .name = "VID F",
+		       .cmds_start = VID_F_DOWN_CMDS,
+		       .ctrl_start = VID_F_IQ,
+		       .cdt = VID_F_CDT,
+		       .fifo_start = VID_F_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA6_PTR1,
+		       .ptr2_reg = DMA6_PTR2,
+		       .cnt1_reg = DMA6_CNT1,
+		       .cnt2_reg = DMA6_CNT2,
+		       .int_msk = VID_F_INT_MSK,
+		       .int_stat = VID_F_INT_STAT,
+		       .int_mstat = VID_F_INT_MSTAT,
+		       .dma_ctl = VID_DST_F_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_F_GPCNT_CTL,
+		       .gpcnt = VID_DST_F_GPCNT,
+		       .vip_ctl = VID_DST_F_VIP_CTL,
+		       .pix_frmt = VID_DST_F_PIX_FRMT,
+		       },
+
+	[SRAM_CH06] = {
+		       .i = SRAM_CH06,
+		       .name = "VID G",
+		       .cmds_start = VID_G_DOWN_CMDS,
+		       .ctrl_start = VID_G_IQ,
+		       .cdt = VID_G_CDT,
+		       .fifo_start = VID_G_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA7_PTR1,
+		       .ptr2_reg = DMA7_PTR2,
+		       .cnt1_reg = DMA7_CNT1,
+		       .cnt2_reg = DMA7_CNT2,
+		       .int_msk = VID_G_INT_MSK,
+		       .int_stat = VID_G_INT_STAT,
+		       .int_mstat = VID_G_INT_MSTAT,
+		       .dma_ctl = VID_DST_G_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_G_GPCNT_CTL,
+		       .gpcnt = VID_DST_G_GPCNT,
+		       .vip_ctl = VID_DST_G_VIP_CTL,
+		       .pix_frmt = VID_DST_G_PIX_FRMT,
+		       },
+
+	[SRAM_CH07] = {
+		       .i = SRAM_CH07,
+		       .name = "VID H",
+		       .cmds_start = VID_H_DOWN_CMDS,
+		       .ctrl_start = VID_H_IQ,
+		       .cdt = VID_H_CDT,
+		       .fifo_start = VID_H_DOWN_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA8_PTR1,
+		       .ptr2_reg = DMA8_PTR2,
+		       .cnt1_reg = DMA8_CNT1,
+		       .cnt2_reg = DMA8_CNT2,
+		       .int_msk = VID_H_INT_MSK,
+		       .int_stat = VID_H_INT_STAT,
+		       .int_mstat = VID_H_INT_MSTAT,
+		       .dma_ctl = VID_DST_H_DMA_CTL,
+		       .gpcnt_ctl = VID_DST_H_GPCNT_CTL,
+		       .gpcnt = VID_DST_H_GPCNT,
+		       .vip_ctl = VID_DST_H_VIP_CTL,
+		       .pix_frmt = VID_DST_H_PIX_FRMT,
+		       },
+
+	[SRAM_CH08] = {
+		       .name = "audio from",
+		       .cmds_start = AUD_A_DOWN_CMDS,
+		       .ctrl_start = AUD_A_IQ,
+		       .cdt = AUD_A_CDT,
+		       .fifo_start = AUD_A_DOWN_CLUSTER_1,
+		       .fifo_size = AUDIO_CLUSTER_SIZE * 3,
+		       .ptr1_reg = DMA17_PTR1,
+		       .ptr2_reg = DMA17_PTR2,
+		       .cnt1_reg = DMA17_CNT1,
+		       .cnt2_reg = DMA17_CNT2,
+		       },
+
+	[SRAM_CH09] = {
+		       .i = SRAM_CH09,
+		       .name = "VID Upstream I",
+		       .cmds_start = VID_I_UP_CMDS,
+		       .ctrl_start = VID_I_IQ,
+		       .cdt = VID_I_CDT,
+		       .fifo_start = VID_I_UP_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA15_PTR1,
+		       .ptr2_reg = DMA15_PTR2,
+		       .cnt1_reg = DMA15_CNT1,
+		       .cnt2_reg = DMA15_CNT2,
+		       .int_msk = VID_I_INT_MSK,
+		       .int_stat = VID_I_INT_STAT,
+		       .int_mstat = VID_I_INT_MSTAT,
+		       .dma_ctl = VID_SRC_I_DMA_CTL,
+		       .gpcnt_ctl = VID_SRC_I_GPCNT_CTL,
+		       .gpcnt = VID_SRC_I_GPCNT,
+
+		       .vid_fmt_ctl = VID_SRC_I_FMT_CTL,
+		       .vid_active_ctl1 = VID_SRC_I_ACTIVE_CTL1,
+		       .vid_active_ctl2 = VID_SRC_I_ACTIVE_CTL2,
+		       .vid_cdt_size = VID_SRC_I_CDT_SZ,
+		       .irq_bit = 8,
+		       },
+
+	[SRAM_CH10] = {
+		       .i = SRAM_CH10,
+		       .name = "VID Upstream J",
+		       .cmds_start = VID_J_UP_CMDS,
+		       .ctrl_start = VID_J_IQ,
+		       .cdt = VID_J_CDT,
+		       .fifo_start = VID_J_UP_CLUSTER_1,
+		       .fifo_size = (VID_CLUSTER_SIZE << 2),
+		       .ptr1_reg = DMA16_PTR1,
+		       .ptr2_reg = DMA16_PTR2,
+		       .cnt1_reg = DMA16_CNT1,
+		       .cnt2_reg = DMA16_CNT2,
+		       .int_msk = VID_J_INT_MSK,
+		       .int_stat = VID_J_INT_STAT,
+		       .int_mstat = VID_J_INT_MSTAT,
+		       .dma_ctl = VID_SRC_J_DMA_CTL,
+		       .gpcnt_ctl = VID_SRC_J_GPCNT_CTL,
+		       .gpcnt = VID_SRC_J_GPCNT,
+
+		       .vid_fmt_ctl = VID_SRC_J_FMT_CTL,
+		       .vid_active_ctl1 = VID_SRC_J_ACTIVE_CTL1,
+		       .vid_active_ctl2 = VID_SRC_J_ACTIVE_CTL2,
+		       .vid_cdt_size = VID_SRC_J_CDT_SZ,
+		       .irq_bit = 9,
+		       },
+
+	[SRAM_CH11] = {
+		       .i = SRAM_CH11,
+		       .name = "Audio Upstream Channel B",
+		       .cmds_start = AUD_B_UP_CMDS,
+		       .ctrl_start = AUD_B_IQ,
+		       .cdt = AUD_B_CDT,
+		       .fifo_start = AUD_B_UP_CLUSTER_1,
+		       .fifo_size = (AUDIO_CLUSTER_SIZE * 3),
+		       .ptr1_reg = DMA22_PTR1,
+		       .ptr2_reg = DMA22_PTR2,
+		       .cnt1_reg = DMA22_CNT1,
+		       .cnt2_reg = DMA22_CNT2,
+		       .int_msk = AUD_B_INT_MSK,
+		       .int_stat = AUD_B_INT_STAT,
+		       .int_mstat = AUD_B_INT_MSTAT,
+		       .dma_ctl = AUD_INT_DMA_CTL,
+		       .gpcnt_ctl = AUD_B_GPCNT_CTL,
+		       .gpcnt = AUD_B_GPCNT,
+		       .aud_length = AUD_B_LNGTH,
+		       .aud_cfg = AUD_B_CFG,
+		       .fld_aud_fifo_en = FLD_AUD_SRC_B_FIFO_EN,
+		       .fld_aud_risc_en = FLD_AUD_SRC_B_RISC_EN,
+		       .irq_bit = 11,
+		       },
+};
+
+struct sram_channel *channel0 = &cx25821_sram_channels[SRAM_CH00];
+struct sram_channel *channel1 = &cx25821_sram_channels[SRAM_CH01];
+struct sram_channel *channel2 = &cx25821_sram_channels[SRAM_CH02];
+struct sram_channel *channel3 = &cx25821_sram_channels[SRAM_CH03];
+struct sram_channel *channel4 = &cx25821_sram_channels[SRAM_CH04];
+struct sram_channel *channel5 = &cx25821_sram_channels[SRAM_CH05];
+struct sram_channel *channel6 = &cx25821_sram_channels[SRAM_CH06];
+struct sram_channel *channel7 = &cx25821_sram_channels[SRAM_CH07];
+struct sram_channel *channel9 = &cx25821_sram_channels[SRAM_CH09];
+struct sram_channel *channel10 = &cx25821_sram_channels[SRAM_CH10];
+struct sram_channel *channel11 = &cx25821_sram_channels[SRAM_CH11];
+
+struct cx25821_dmaqueue mpegq;
+
+static int cx25821_risc_decode(u32 risc)
+{
+	static char *instr[16] = {
+		[RISC_SYNC >> 28] = "sync",
+		[RISC_WRITE >> 28] = "write",
+		[RISC_WRITEC >> 28] = "writec",
+		[RISC_READ >> 28] = "read",
+		[RISC_READC >> 28] = "readc",
+		[RISC_JUMP >> 28] = "jump",
+		[RISC_SKIP >> 28] = "skip",
+		[RISC_WRITERM >> 28] = "writerm",
+		[RISC_WRITECM >> 28] = "writecm",
+		[RISC_WRITECR >> 28] = "writecr",
+	};
+	static int incr[16] = {
+		[RISC_WRITE >> 28] = 3,
+		[RISC_JUMP >> 28] = 3,
+		[RISC_SKIP >> 28] = 1,
+		[RISC_SYNC >> 28] = 1,
+		[RISC_WRITERM >> 28] = 3,
+		[RISC_WRITECM >> 28] = 3,
+		[RISC_WRITECR >> 28] = 4,
+	};
+	static char *bits[] = {
+		"12", "13", "14", "resync",
+		"cnt0", "cnt1", "18", "19",
+		"20", "21", "22", "23",
+		"irq1", "irq2", "eol", "sol",
+	};
+	int i;
+
+	printk("0x%08x [ %s", risc,
+	       instr[risc >> 28] ? instr[risc >> 28] : "INVALID");
+	for (i = ARRAY_SIZE(bits) - 1; i >= 0; i--) {
+		if (risc & (1 << (i + 12)))
+			printk(" %s", bits[i]);
+	}
+	printk(" count=%d ]\n", risc & 0xfff);
+	return incr[risc >> 28] ? incr[risc >> 28] : 1;
+}
+
+static inline int i2c_slave_did_ack(struct i2c_adapter *i2c_adap)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	return cx_read(bus->reg_stat) & 0x01;
+}
+
+void cx_i2c_read_print(struct cx25821_dev *dev, u32 reg, const char *reg_string)
+{
+	int tmp = 0;
+	u32 value = 0;
+
+	value = cx25821_i2c_read(&dev->i2c_bus[0], reg, &tmp);
+}
+
+static void cx25821_registers_init(struct cx25821_dev *dev)
+{
+	u32 tmp;
+
+	// enable RUN_RISC in Pecos
+	cx_write(DEV_CNTRL2, 0x20);
+
+	// Set the master PCI interrupt masks to enable video, audio, MBIF, and GPIO interrupts
+	// I2C interrupt masking is handled by the I2C objects themselves.
+	cx_write(PCI_INT_MSK, 0x2001FFFF);
+
+	tmp = cx_read(RDR_TLCTL0);
+	tmp &= ~FLD_CFG_RCB_CK_EN;	// Clear the RCB_CK_EN bit
+	cx_write(RDR_TLCTL0, tmp);
+
+	// PLL-A setting for the Audio Master Clock
+	cx_write(PLL_A_INT_FRAC, 0x9807A58B);
+
+	// PLL_A_POST = 0x1C, PLL_A_OUT_TO_PIN = 0x1
+	cx_write(PLL_A_POST_STAT_BIST, 0x8000019C);
+
+	// clear reset bit [31]
+	tmp = cx_read(PLL_A_INT_FRAC);
+	cx_write(PLL_A_INT_FRAC, tmp & 0x7FFFFFFF);
+
+	// PLL-B setting for Mobilygen Host Bus Interface
+	cx_write(PLL_B_INT_FRAC, 0x9883A86F);
+
+	// PLL_B_POST = 0xD, PLL_B_OUT_TO_PIN = 0x0
+	cx_write(PLL_B_POST_STAT_BIST, 0x8000018D);
+
+	// clear reset bit [31]
+	tmp = cx_read(PLL_B_INT_FRAC);
+	cx_write(PLL_B_INT_FRAC, tmp & 0x7FFFFFFF);
+
+	// PLL-C setting for video upstream channel
+	cx_write(PLL_C_INT_FRAC, 0x96A0EA3F);
+
+	// PLL_C_POST = 0x3, PLL_C_OUT_TO_PIN = 0x0
+	cx_write(PLL_C_POST_STAT_BIST, 0x80000103);
+
+	// clear reset bit [31]
+	tmp = cx_read(PLL_C_INT_FRAC);
+	cx_write(PLL_C_INT_FRAC, tmp & 0x7FFFFFFF);
+
+	// PLL-D setting for audio upstream channel
+	cx_write(PLL_D_INT_FRAC, 0x98757F5B);
+
+	// PLL_D_POST = 0x13, PLL_D_OUT_TO_PIN = 0x0
+	cx_write(PLL_D_POST_STAT_BIST, 0x80000113);
+
+	// clear reset bit [31]
+	tmp = cx_read(PLL_D_INT_FRAC);
+	cx_write(PLL_D_INT_FRAC, tmp & 0x7FFFFFFF);
+
+	// This selects the PLL C clock source for the video upstream channel I and J
+	tmp = cx_read(VID_CH_CLK_SEL);
+	cx_write(VID_CH_CLK_SEL, (tmp & 0x00FFFFFF) | 0x24000000);
+
+	// 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for channel A-C
+	//select 656/VIP DST for downstream Channel A - C
+	tmp = cx_read(VID_CH_MODE_SEL);
+	//cx_write( VID_CH_MODE_SEL, tmp | 0x1B0001FF);
+	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
+
+	// enables 656 port I and J as output
+	tmp = cx_read(CLK_RST);
+	tmp |= FLD_USE_ALT_PLL_REF;	// use external ALT_PLL_REF pin as its reference clock instead
+	cx_write(CLK_RST, tmp & ~(FLD_VID_I_CLK_NOE | FLD_VID_J_CLK_NOE));
+
+	mdelay(100);
+}
+
+int cx25821_sram_channel_setup(struct cx25821_dev *dev,
+			       struct sram_channel *ch,
+			       unsigned int bpl, u32 risc)
+{
+	unsigned int i, lines;
+	u32 cdt;
+
+	if (ch->cmds_start == 0) {
+		cx_write(ch->ptr1_reg, 0);
+		cx_write(ch->ptr2_reg, 0);
+		cx_write(ch->cnt2_reg, 0);
+		cx_write(ch->cnt1_reg, 0);
+		return 0;
+	}
+
+	bpl = (bpl + 7) & ~7;	/* alignment */
+	cdt = ch->cdt;
+	lines = ch->fifo_size / bpl;
+
+	if (lines > 4) {
+		lines = 4;
+	}
+
+	BUG_ON(lines < 2);
+
+	cx_write(8 + 0, RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	cx_write(8 + 4, 8);
+	cx_write(8 + 8, 0);
+
+	/* write CDT */
+	for (i = 0; i < lines; i++) {
+		cx_write(cdt + 16 * i, ch->fifo_start + bpl * i);
+		cx_write(cdt + 16 * i + 4, 0);
+		cx_write(cdt + 16 * i + 8, 0);
+		cx_write(cdt + 16 * i + 12, 0);
+	}
+
+	//init the first cdt buffer
+	for (i = 0; i < 128; i++)
+		cx_write(ch->fifo_start + 4 * i, i);
+
+	/* write CMDS */
+	if (ch->jumponly) {
+		cx_write(ch->cmds_start + 0, 8);
+	} else {
+		cx_write(ch->cmds_start + 0, risc);
+	}
+
+	cx_write(ch->cmds_start + 4, 0);	/* 64 bits 63-32 */
+	cx_write(ch->cmds_start + 8, cdt);
+	cx_write(ch->cmds_start + 12, (lines * 16) >> 3);
+	cx_write(ch->cmds_start + 16, ch->ctrl_start);
+
+	if (ch->jumponly)
+		cx_write(ch->cmds_start + 20, 0x80000000 | (64 >> 2));
+	else
+		cx_write(ch->cmds_start + 20, 64 >> 2);
+
+	for (i = 24; i < 80; i += 4)
+		cx_write(ch->cmds_start + i, 0);
+
+	/* fill registers */
+	cx_write(ch->ptr1_reg, ch->fifo_start);
+	cx_write(ch->ptr2_reg, cdt);
+	cx_write(ch->cnt2_reg, (lines * 16) >> 3);
+	cx_write(ch->cnt1_reg, (bpl >> 3) - 1);
+
+	return 0;
+}
+
+int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
+				     struct sram_channel *ch,
+				     unsigned int bpl, u32 risc)
+{
+	unsigned int i, lines;
+	u32 cdt;
+
+	if (ch->cmds_start == 0) {
+		cx_write(ch->ptr1_reg, 0);
+		cx_write(ch->ptr2_reg, 0);
+		cx_write(ch->cnt2_reg, 0);
+		cx_write(ch->cnt1_reg, 0);
+		return 0;
+	}
+
+	bpl = (bpl + 7) & ~7;	/* alignment */
+	cdt = ch->cdt;
+	lines = ch->fifo_size / bpl;
+
+	if (lines > 3) {
+		lines = 3;	//for AUDIO
+	}
+
+	BUG_ON(lines < 2);
+
+	cx_write(8 + 0, RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	cx_write(8 + 4, 8);
+	cx_write(8 + 8, 0);
+
+	/* write CDT */
+	for (i = 0; i < lines; i++) {
+		cx_write(cdt + 16 * i, ch->fifo_start + bpl * i);
+		cx_write(cdt + 16 * i + 4, 0);
+		cx_write(cdt + 16 * i + 8, 0);
+		cx_write(cdt + 16 * i + 12, 0);
+	}
+
+	/* write CMDS */
+	if (ch->jumponly) {
+		cx_write(ch->cmds_start + 0, 8);
+	} else {
+		cx_write(ch->cmds_start + 0, risc);
+	}
+
+	cx_write(ch->cmds_start + 4, 0);	/* 64 bits 63-32 */
+	cx_write(ch->cmds_start + 8, cdt);
+	cx_write(ch->cmds_start + 12, (lines * 16) >> 3);
+	cx_write(ch->cmds_start + 16, ch->ctrl_start);
+
+	//IQ size
+	if (ch->jumponly) {
+		cx_write(ch->cmds_start + 20, 0x80000000 | (64 >> 2));
+	} else {
+		cx_write(ch->cmds_start + 20, 64 >> 2);
+	}
+
+	//zero out
+	for (i = 24; i < 80; i += 4)
+		cx_write(ch->cmds_start + i, 0);
+
+	/* fill registers */
+	cx_write(ch->ptr1_reg, ch->fifo_start);
+	cx_write(ch->ptr2_reg, cdt);
+	cx_write(ch->cnt2_reg, (lines * 16) >> 3);
+	cx_write(ch->cnt1_reg, (bpl >> 3) - 1);
+
+	return 0;
+}
+
+void cx25821_sram_channel_dump(struct cx25821_dev *dev, struct sram_channel *ch)
+{
+	static char *name[] = {
+		"init risc lo",
+		"init risc hi",
+		"cdt base",
+		"cdt size",
+		"iq base",
+		"iq size",
+		"risc pc lo",
+		"risc pc hi",
+		"iq wr ptr",
+		"iq rd ptr",
+		"cdt current",
+		"pci target lo",
+		"pci target hi",
+		"line / byte",
+	};
+	u32 risc;
+	unsigned int i, j, n;
+
+	printk(KERN_WARNING "%s: %s - dma channel status dump\n", dev->name,
+	       ch->name);
+	for (i = 0; i < ARRAY_SIZE(name); i++)
+		printk(KERN_WARNING "cmds + 0x%2x:   %-15s: 0x%08x\n", i * 4,
+		       name[i], cx_read(ch->cmds_start + 4 * i));
+
+	j = i * 4;
+	for (i = 0; i < 4;) {
+		risc = cx_read(ch->cmds_start + 4 * (i + 14));
+		printk(KERN_WARNING "cmds + 0x%2x:   risc%d: ", j + i * 4, i);
+		i += cx25821_risc_decode(risc);
+	}
+
+	for (i = 0; i < (64 >> 2); i += n) {
+		risc = cx_read(ch->ctrl_start + 4 * i);
+		/* No consideration for bits 63-32 */
+
+		printk(KERN_WARNING "ctrl + 0x%2x (0x%08x): iq %x: ", i * 4,
+		       ch->ctrl_start + 4 * i, i);
+		n = cx25821_risc_decode(risc);
+		for (j = 1; j < n; j++) {
+			risc = cx_read(ch->ctrl_start + 4 * (i + j));
+			printk(KERN_WARNING
+			       "ctrl + 0x%2x :   iq %x: 0x%08x [ arg #%d ]\n",
+			       4 * (i + j), i + j, risc, j);
+		}
+	}
+
+	printk(KERN_WARNING "        :   fifo: 0x%08x -> 0x%x\n",
+	       ch->fifo_start, ch->fifo_start + ch->fifo_size);
+	printk(KERN_WARNING "        :   ctrl: 0x%08x -> 0x%x\n",
+	       ch->ctrl_start, ch->ctrl_start + 6 * 16);
+	printk(KERN_WARNING "        :   ptr1_reg: 0x%08x\n",
+	       cx_read(ch->ptr1_reg));
+	printk(KERN_WARNING "        :   ptr2_reg: 0x%08x\n",
+	       cx_read(ch->ptr2_reg));
+	printk(KERN_WARNING "        :   cnt1_reg: 0x%08x\n",
+	       cx_read(ch->cnt1_reg));
+	printk(KERN_WARNING "        :   cnt2_reg: 0x%08x\n",
+	       cx_read(ch->cnt2_reg));
+}
+
+void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
+				     struct sram_channel *ch)
+{
+	static char *name[] = {
+		"init risc lo",
+		"init risc hi",
+		"cdt base",
+		"cdt size",
+		"iq base",
+		"iq size",
+		"risc pc lo",
+		"risc pc hi",
+		"iq wr ptr",
+		"iq rd ptr",
+		"cdt current",
+		"pci target lo",
+		"pci target hi",
+		"line / byte",
+	};
+
+	u32 risc, value, tmp;
+	unsigned int i, j, n;
+
+	printk(KERN_INFO "\n%s: %s - dma Audio channel status dump\n",
+	       dev->name, ch->name);
+
+	for (i = 0; i < ARRAY_SIZE(name); i++)
+		printk(KERN_INFO "%s: cmds + 0x%2x:   %-15s: 0x%08x\n",
+		       dev->name, i * 4, name[i],
+		       cx_read(ch->cmds_start + 4 * i));
+
+	j = i * 4;
+	for (i = 0; i < 4;) {
+		risc = cx_read(ch->cmds_start + 4 * (i + 14));
+		printk(KERN_WARNING "cmds + 0x%2x:   risc%d: ", j + i * 4, i);
+		i += cx25821_risc_decode(risc);
+	}
+
+	for (i = 0; i < (64 >> 2); i += n) {
+		risc = cx_read(ch->ctrl_start + 4 * i);
+		/* No consideration for bits 63-32 */
+
+		printk(KERN_WARNING "ctrl + 0x%2x (0x%08x): iq %x: ", i * 4,
+		       ch->ctrl_start + 4 * i, i);
+		n = cx25821_risc_decode(risc);
+
+		for (j = 1; j < n; j++) {
+			risc = cx_read(ch->ctrl_start + 4 * (i + j));
+			printk(KERN_WARNING
+			       "ctrl + 0x%2x :   iq %x: 0x%08x [ arg #%d ]\n",
+			       4 * (i + j), i + j, risc, j);
+		}
+	}
+
+	printk(KERN_WARNING "        :   fifo: 0x%08x -> 0x%x\n",
+	       ch->fifo_start, ch->fifo_start + ch->fifo_size);
+	printk(KERN_WARNING "        :   ctrl: 0x%08x -> 0x%x\n",
+	       ch->ctrl_start, ch->ctrl_start + 6 * 16);
+	printk(KERN_WARNING "        :   ptr1_reg: 0x%08x\n",
+	       cx_read(ch->ptr1_reg));
+	printk(KERN_WARNING "        :   ptr2_reg: 0x%08x\n",
+	       cx_read(ch->ptr2_reg));
+	printk(KERN_WARNING "        :   cnt1_reg: 0x%08x\n",
+	       cx_read(ch->cnt1_reg));
+	printk(KERN_WARNING "        :   cnt2_reg: 0x%08x\n",
+	       cx_read(ch->cnt2_reg));
+
+	for (i = 0; i < 4; i++) {
+		risc = cx_read(ch->cmds_start + 56 + (i * 4));
+		printk(KERN_WARNING "instruction %d = 0x%x\n", i, risc);
+	}
+
+	//read data from the first cdt buffer
+	risc = cx_read(AUD_A_CDT);
+	printk(KERN_WARNING "\nread cdt loc=0x%x\n", risc);
+	for (i = 0; i < 8; i++) {
+		n = cx_read(risc + i * 4);
+		printk(KERN_WARNING "0x%x ", n);
+	}
+	printk(KERN_WARNING "\n\n");
+
+	value = cx_read(CLK_RST);
+	CX25821_INFO(" CLK_RST = 0x%x \n\n", value);
+
+	value = cx_read(PLL_A_POST_STAT_BIST);
+	CX25821_INFO(" PLL_A_POST_STAT_BIST = 0x%x \n\n", value);
+	value = cx_read(PLL_A_INT_FRAC);
+	CX25821_INFO(" PLL_A_INT_FRAC = 0x%x \n\n", value);
+
+	value = cx_read(PLL_B_POST_STAT_BIST);
+	CX25821_INFO(" PLL_B_POST_STAT_BIST = 0x%x \n\n", value);
+	value = cx_read(PLL_B_INT_FRAC);
+	CX25821_INFO(" PLL_B_INT_FRAC = 0x%x \n\n", value);
+
+	value = cx_read(PLL_C_POST_STAT_BIST);
+	CX25821_INFO(" PLL_C_POST_STAT_BIST = 0x%x \n\n", value);
+	value = cx_read(PLL_C_INT_FRAC);
+	CX25821_INFO(" PLL_C_INT_FRAC = 0x%x \n\n", value);
+
+	value = cx_read(PLL_D_POST_STAT_BIST);
+	CX25821_INFO(" PLL_D_POST_STAT_BIST = 0x%x \n\n", value);
+	value = cx_read(PLL_D_INT_FRAC);
+	CX25821_INFO(" PLL_D_INT_FRAC = 0x%x \n\n", value);
+
+	value = cx25821_i2c_read(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, &tmp);
+	CX25821_INFO(" AFE_AB_DIAG_CTRL (0x10900090) = 0x%x \n\n", value);
+}
+
+static void cx25821_shutdown(struct cx25821_dev *dev)
+{
+	int i;
+
+	/* disable RISC controller */
+	cx_write(DEV_CNTRL2, 0);
+
+	/* Disable Video A/B activity */
+	for (i = 0; i < VID_CHANNEL_NUM; i++) {
+		cx_write(dev->sram_channels[i].dma_ctl, 0);
+		cx_write(dev->sram_channels[i].int_msk, 0);
+	}
+
+	for (i = VID_UPSTREAM_SRAM_CHANNEL_I; i <= VID_UPSTREAM_SRAM_CHANNEL_J;
+	     i++) {
+		cx_write(dev->sram_channels[i].dma_ctl, 0);
+		cx_write(dev->sram_channels[i].int_msk, 0);
+	}
+
+	/* Disable Audio activity */
+	cx_write(AUD_INT_DMA_CTL, 0);
+
+	/* Disable Serial port */
+	cx_write(UART_CTL, 0);
+
+	/* Disable Interrupts */
+	cx_write(PCI_INT_MSK, 0);
+	cx_write(AUD_A_INT_MSK, 0);
+}
+
+void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel_select,
+			      u32 format)
+{
+	struct sram_channel *ch;
+
+	if (channel_select <= 7 && channel_select >= 0) {
+		ch = &cx25821_sram_channels[channel_select];
+		cx_write(ch->pix_frmt, format);
+		dev->pixel_formats[channel_select] = format;
+	}
+}
+
+static void cx25821_set_vip_mode(struct cx25821_dev *dev,
+				 struct sram_channel *ch)
+{
+	cx_write(ch->pix_frmt, PIXEL_FRMT_422);
+	cx_write(ch->vip_ctl, PIXEL_ENGINE_VIP1);
+}
+
+static void cx25821_initialize(struct cx25821_dev *dev)
+{
+	int i;
+
+	dprintk(1, "%s()\n", __func__);
+
+	cx25821_shutdown(dev);
+	cx_write(PCI_INT_STAT, 0xffffffff);
+
+	for (i = 0; i < VID_CHANNEL_NUM; i++)
+		cx_write(dev->sram_channels[i].int_stat, 0xffffffff);
+
+	cx_write(AUD_A_INT_STAT, 0xffffffff);
+	cx_write(AUD_B_INT_STAT, 0xffffffff);
+	cx_write(AUD_C_INT_STAT, 0xffffffff);
+	cx_write(AUD_D_INT_STAT, 0xffffffff);
+	cx_write(AUD_E_INT_STAT, 0xffffffff);
+
+	cx_write(CLK_DELAY, cx_read(CLK_DELAY) & 0x80000000);
+	cx_write(PAD_CTRL, 0x12);	//for I2C
+	cx25821_registers_init(dev);	//init Pecos registers
+	mdelay(100);
+
+	for (i = 0; i < VID_CHANNEL_NUM; i++) {
+		cx25821_set_vip_mode(dev, &dev->sram_channels[i]);
+		cx25821_sram_channel_setup(dev, &dev->sram_channels[i], 1440,
+					   0);
+		dev->pixel_formats[i] = PIXEL_FRMT_422;
+		dev->use_cif_resolution[i] = FALSE;
+	}
+
+	//Probably only affect Downstream
+	for (i = VID_UPSTREAM_SRAM_CHANNEL_I; i <= VID_UPSTREAM_SRAM_CHANNEL_J;
+	     i++) {
+		cx25821_set_vip_mode(dev, &dev->sram_channels[i]);
+	}
+
+	cx25821_sram_channel_setup_audio(dev, &dev->sram_channels[SRAM_CH08],
+					 128, 0);
+
+	cx25821_gpio_init(dev);
+}
+
+static int get_resources(struct cx25821_dev *dev)
+{
+	if (request_mem_region
+	    (pci_resource_start(dev->pci, 0), pci_resource_len(dev->pci, 0),
+	     dev->name))
+		return 0;
+
+	printk(KERN_ERR "%s: can't get MMIO memory @ 0x%llx\n",
+	       dev->name, (unsigned long long)pci_resource_start(dev->pci, 0));
+
+	return -EBUSY;
+}
+
+static void cx25821_dev_checkrevision(struct cx25821_dev *dev)
+{
+	dev->hwrevision = cx_read(RDR_CFG2) & 0xff;
+
+	printk(KERN_INFO "%s() Hardware revision = 0x%02x\n", __func__,
+	       dev->hwrevision);
+}
+
+static void cx25821_iounmap(struct cx25821_dev *dev)
+{
+	if (dev == NULL)
+		return;
+
+	/* Releasing IO memory */
+	if (dev->lmmio != NULL) {
+		CX25821_INFO("Releasing lmmio.\n");
+		iounmap(dev->lmmio);
+		dev->lmmio = NULL;
+	}
+}
+
+static int cx25821_dev_setup(struct cx25821_dev *dev)
+{
+	int io_size = 0, i;
+
+	struct video_device *video_template[] = {
+		&cx25821_video_template0,
+		&cx25821_video_template1,
+		&cx25821_video_template2,
+		&cx25821_video_template3,
+		&cx25821_video_template4,
+		&cx25821_video_template5,
+		&cx25821_video_template6,
+		&cx25821_video_template7,
+		&cx25821_video_template9,
+		&cx25821_video_template10,
+		&cx25821_video_template11,
+		&cx25821_videoioctl_template,
+	};
+
+	printk(KERN_INFO "\n***********************************\n");
+	printk(KERN_INFO "cx25821 set up\n");
+	printk(KERN_INFO "***********************************\n\n");
+
+	mutex_init(&dev->lock);
+
+	atomic_inc(&dev->refcount);
+
+	dev->nr = ++cx25821_devcount;
+	sprintf(dev->name, "cx25821[%d]", dev->nr);
+
+	mutex_lock(&devlist);
+	list_add_tail(&dev->devlist, &cx25821_devlist);
+	mutex_unlock(&devlist);
+
+	strcpy(cx25821_boards[UNKNOWN_BOARD].name, "unknown");
+	strcpy(cx25821_boards[CX25821_BOARD].name, "cx25821");
+
+	if (dev->pci->device != 0x8210) {
+		printk(KERN_INFO
+		       "%s() Exiting. Incorrect Hardware device = 0x%02x\n",
+		       __func__, dev->pci->device);
+		return -1;
+	} else {
+		printk(KERN_INFO "Athena Hardware device = 0x%02x\n",
+		       dev->pci->device);
+	}
+
+	/* Apply a sensible clock frequency for the PCIe bridge */
+	dev->clk_freq = 28000000;
+	dev->sram_channels = cx25821_sram_channels;
+
+	if (dev->nr > 1) {
+		CX25821_INFO("dev->nr > 1!");
+	}
+
+	/* board config */
+	dev->board = 1;		//card[dev->nr];
+	dev->_max_num_decoders = MAX_DECODERS;
+
+	dev->pci_bus = dev->pci->bus->number;
+	dev->pci_slot = PCI_SLOT(dev->pci->devfn);
+	dev->pci_irqmask = 0x001f00;
+
+	/* External Master 1 Bus */
+	dev->i2c_bus[0].nr = 0;
+	dev->i2c_bus[0].dev = dev;
+	dev->i2c_bus[0].reg_stat = I2C1_STAT;
+	dev->i2c_bus[0].reg_ctrl = I2C1_CTRL;
+	dev->i2c_bus[0].reg_addr = I2C1_ADDR;
+	dev->i2c_bus[0].reg_rdata = I2C1_RDATA;
+	dev->i2c_bus[0].reg_wdata = I2C1_WDATA;
+	dev->i2c_bus[0].i2c_period = (0x07 << 24);	/* 1.95MHz */
+
+
+	if (get_resources(dev) < 0) {
+		printk(KERN_ERR "%s No more PCIe resources for "
+		       "subsystem: %04x:%04x\n",
+		       dev->name, dev->pci->subsystem_vendor,
+		       dev->pci->subsystem_device);
+
+		cx25821_devcount--;
+		return -ENODEV;
+	}
+
+	/* PCIe stuff */
+	dev->base_io_addr = pci_resource_start(dev->pci, 0);
+	io_size = pci_resource_len(dev->pci, 0);
+
+	if (!dev->base_io_addr) {
+		CX25821_ERR("No PCI Memory resources, exiting!\n");
+		return -ENODEV;
+	}
+
+	dev->lmmio = ioremap(dev->base_io_addr, pci_resource_len(dev->pci, 0));
+
+	if (!dev->lmmio) {
+		CX25821_ERR
+		    ("ioremap failed, maybe increasing __VMALLOC_RESERVE in page.h\n");
+		cx25821_iounmap(dev);
+		return -ENOMEM;
+	}
+
+	dev->bmmio = (u8 __iomem *) dev->lmmio;
+
+	printk(KERN_INFO "%s: subsystem: %04x:%04x, board: %s [card=%d,%s]\n",
+	       dev->name, dev->pci->subsystem_vendor,
+	       dev->pci->subsystem_device, cx25821_boards[dev->board].name,
+	       dev->board, card[dev->nr] == dev->board ?
+	       "insmod option" : "autodetected");
+
+	/* init hardware */
+	cx25821_initialize(dev);
+
+	cx25821_i2c_register(&dev->i2c_bus[0]);
+//  cx25821_i2c_register(&dev->i2c_bus[1]);
+//  cx25821_i2c_register(&dev->i2c_bus[2]);
+
+	CX25821_INFO("i2c register! bus->i2c_rc = %d\n",
+		     dev->i2c_bus[0].i2c_rc);
+
+	cx25821_card_setup(dev);
+	medusa_video_init(dev);
+
+	for (i = 0; i < VID_CHANNEL_NUM; i++) {
+		if (cx25821_video_register(dev, i, video_template[i]) < 0) {
+			printk(KERN_ERR
+			       "%s() Failed to register analog video adapters on VID channel %d\n",
+			       __func__, i);
+		}
+	}
+
+	for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
+	     i <= AUDIO_UPSTREAM_SRAM_CHANNEL_B; i++) {
+		//Since we don't have template8 for Audio Downstream
+		if (cx25821_video_register(dev, i, video_template[i - 1]) < 0) {
+			printk(KERN_ERR
+			       "%s() Failed to register analog video adapters for Upstream channel %d.\n",
+			       __func__, i);
+		}
+	}
+
+	// register IOCTL device
+	dev->ioctl_dev =
+	    cx25821_vdev_init(dev, dev->pci, video_template[VIDEO_IOCTL_CH],
+			      "video");
+
+	if (video_register_device
+	    (dev->ioctl_dev, VFL_TYPE_GRABBER, VIDEO_IOCTL_CH) < 0) {
+		cx25821_videoioctl_unregister(dev);
+		printk(KERN_ERR
+		       "%s() Failed to register video adapter for IOCTL so releasing.\n",
+		       __func__);
+	}
+
+	cx25821_dev_checkrevision(dev);
+	CX25821_INFO("cx25821 setup done!\n");
+
+	return 0;
+}
+
+void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev,
+				      struct upstream_user_struct *up_data)
+{
+	dev->_isNTSC = !strcmp(dev->vid_stdname, "NTSC") ? 1 : 0;
+
+	dev->tvnorm = !dev->_isNTSC ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M;
+	medusa_set_videostandard(dev);
+
+	cx25821_vidupstream_init_ch1(dev, dev->channel_select,
+				     dev->pixel_format);
+}
+
+void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev,
+				      struct upstream_user_struct *up_data)
+{
+	dev->_isNTSC_ch2 = !strcmp(dev->vid_stdname_ch2, "NTSC") ? 1 : 0;
+
+	dev->tvnorm = !dev->_isNTSC_ch2 ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M;
+	medusa_set_videostandard(dev);
+
+	cx25821_vidupstream_init_ch2(dev, dev->channel_select_ch2,
+				     dev->pixel_format_ch2);
+}
+
+void cx25821_start_upstream_audio(struct cx25821_dev *dev,
+				  struct upstream_user_struct *up_data)
+{
+	cx25821_audio_upstream_init(dev, AUDIO_UPSTREAM_SRAM_CHANNEL_B);
+}
+
+void cx25821_dev_unregister(struct cx25821_dev *dev)
+{
+	int i;
+
+	if (!dev->base_io_addr)
+		return;
+
+	cx25821_free_mem_upstream_ch1(dev);
+	cx25821_free_mem_upstream_ch2(dev);
+	cx25821_free_mem_upstream_audio(dev);
+
+	release_mem_region(dev->base_io_addr, pci_resource_len(dev->pci, 0));
+
+	if (!atomic_dec_and_test(&dev->refcount))
+		return;
+
+	for (i = 0; i < VID_CHANNEL_NUM; i++)
+		cx25821_video_unregister(dev, i);
+
+	for (i = VID_UPSTREAM_SRAM_CHANNEL_I;
+	     i <= AUDIO_UPSTREAM_SRAM_CHANNEL_B; i++) {
+		cx25821_video_unregister(dev, i);
+	}
+
+	cx25821_videoioctl_unregister(dev);
+
+	cx25821_i2c_unregister(&dev->i2c_bus[0]);
+	cx25821_iounmap(dev);
+}
+
+static __le32 *cx25821_risc_field(__le32 * rp, struct scatterlist *sglist,
+				  unsigned int offset, u32 sync_line,
+				  unsigned int bpl, unsigned int padding,
+				  unsigned int lines)
+{
+	struct scatterlist *sg;
+	unsigned int line, todo;
+
+	/* sync instruction */
+	if (sync_line != NO_SYNC_LINE) {
+		*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+	}
+
+	/* scan lines */
+	sg = sglist;
+	for (line = 0; line < lines; line++) {
+		while (offset && offset >= sg_dma_len(sg)) {
+			offset -= sg_dma_len(sg);
+			sg++;
+		}
+		if (bpl <= sg_dma_len(sg) - offset) {
+			/* fits into current chunk */
+			*(rp++) =
+			    cpu_to_le32(RISC_WRITE | RISC_SOL | RISC_EOL | bpl);
+			*(rp++) = cpu_to_le32(sg_dma_address(sg) + offset);
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			offset += bpl;
+		} else {
+			/* scanline needs to be split */
+			todo = bpl;
+			*(rp++) =
+			    cpu_to_le32(RISC_WRITE | RISC_SOL |
+					(sg_dma_len(sg) - offset));
+			*(rp++) = cpu_to_le32(sg_dma_address(sg) + offset);
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			todo -= (sg_dma_len(sg) - offset);
+			offset = 0;
+			sg++;
+			while (todo > sg_dma_len(sg)) {
+				*(rp++) =
+				    cpu_to_le32(RISC_WRITE | sg_dma_len(sg));
+				*(rp++) = cpu_to_le32(sg_dma_address(sg));
+				*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+				todo -= sg_dma_len(sg);
+				sg++;
+			}
+			*(rp++) = cpu_to_le32(RISC_WRITE | RISC_EOL | todo);
+			*(rp++) = cpu_to_le32(sg_dma_address(sg));
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			offset += todo;
+		}
+
+		offset += padding;
+	}
+
+	return rp;
+}
+
+int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
+			struct scatterlist *sglist, unsigned int top_offset,
+			unsigned int bottom_offset, unsigned int bpl,
+			unsigned int padding, unsigned int lines)
+{
+	u32 instructions;
+	u32 fields;
+	__le32 *rp;
+	int rc;
+
+	fields = 0;
+	if (UNSET != top_offset)
+		fields++;
+	if (UNSET != bottom_offset)
+		fields++;
+
+	/* estimate risc mem: worst case is one write per page border +
+	   one write per scan line + syncs + jump (all 2 dwords).  Padding
+	   can cause next bpl to start close to a page border.  First DMA
+	   region may be smaller than PAGE_SIZE */
+	/* write and jump need and extra dword */
+	instructions =
+	    fields * (1 + ((bpl + padding) * lines) / PAGE_SIZE + lines);
+	instructions += 2;
+	rc = btcx_riscmem_alloc(pci, risc, instructions * 12);
+
+	if (rc < 0)
+		return rc;
+
+	/* write risc instructions */
+	rp = risc->cpu;
+
+	if (UNSET != top_offset) {
+		rp = cx25821_risc_field(rp, sglist, top_offset, 0, bpl, padding,
+					lines);
+	}
+
+	if (UNSET != bottom_offset) {
+		rp = cx25821_risc_field(rp, sglist, bottom_offset, 0x200, bpl,
+					padding, lines);
+	}
+
+	/* save pointer to jmp instruction address */
+	risc->jmp = rp;
+	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);
+
+	return 0;
+}
+
+static __le32 *cx25821_risc_field_audio(__le32 * rp, struct scatterlist *sglist,
+					unsigned int offset, u32 sync_line,
+					unsigned int bpl, unsigned int padding,
+					unsigned int lines, unsigned int lpi)
+{
+	struct scatterlist *sg;
+	unsigned int line, todo, sol;
+
+	/* sync instruction */
+	if (sync_line != NO_SYNC_LINE)
+		*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+
+	/* scan lines */
+	sg = sglist;
+	for (line = 0; line < lines; line++) {
+		while (offset && offset >= sg_dma_len(sg)) {
+			offset -= sg_dma_len(sg);
+			sg++;
+		}
+
+		if (lpi && line > 0 && !(line % lpi))
+			sol = RISC_SOL | RISC_IRQ1 | RISC_CNT_INC;
+		else
+			sol = RISC_SOL;
+
+		if (bpl <= sg_dma_len(sg) - offset) {
+			/* fits into current chunk */
+			*(rp++) =
+			    cpu_to_le32(RISC_WRITE | sol | RISC_EOL | bpl);
+			*(rp++) = cpu_to_le32(sg_dma_address(sg) + offset);
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			offset += bpl;
+		} else {
+			/* scanline needs to be split */
+			todo = bpl;
+			*(rp++) = cpu_to_le32(RISC_WRITE | sol |
+					      (sg_dma_len(sg) - offset));
+			*(rp++) = cpu_to_le32(sg_dma_address(sg) + offset);
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			todo -= (sg_dma_len(sg) - offset);
+			offset = 0;
+			sg++;
+			while (todo > sg_dma_len(sg)) {
+				*(rp++) = cpu_to_le32(RISC_WRITE |
+						      sg_dma_len(sg));
+				*(rp++) = cpu_to_le32(sg_dma_address(sg));
+				*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+				todo -= sg_dma_len(sg);
+				sg++;
+			}
+			*(rp++) = cpu_to_le32(RISC_WRITE | RISC_EOL | todo);
+			*(rp++) = cpu_to_le32(sg_dma_address(sg));
+			*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+			offset += todo;
+		}
+		offset += padding;
+	}
+
+	return rp;
+}
+
+int cx25821_risc_databuffer_audio(struct pci_dev *pci,
+				  struct btcx_riscmem *risc,
+				  struct scatterlist *sglist,
+				  unsigned int bpl,
+				  unsigned int lines, unsigned int lpi)
+{
+	u32 instructions;
+	__le32 *rp;
+	int rc;
+
+	/* estimate risc mem: worst case is one write per page border +
+	   one write per scan line + syncs + jump (all 2 dwords).  Here
+	   there is no padding and no sync.  First DMA region may be smaller
+	   than PAGE_SIZE */
+	/* Jump and write need an extra dword */
+	instructions = 1 + (bpl * lines) / PAGE_SIZE + lines;
+	instructions += 1;
+
+	if ((rc = btcx_riscmem_alloc(pci, risc, instructions * 12)) < 0)
+		return rc;
+
+	/* write risc instructions */
+	rp = risc->cpu;
+	rp = cx25821_risc_field_audio(rp, sglist, 0, NO_SYNC_LINE, bpl, 0,
+				      lines, lpi);
+
+	/* save pointer to jmp instruction address */
+	risc->jmp = rp;
+	BUG_ON((risc->jmp - risc->cpu + 2) * sizeof(*risc->cpu) > risc->size);
+	return 0;
+}
+
+int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
+			 u32 reg, u32 mask, u32 value)
+{
+	__le32 *rp;
+	int rc;
+
+	rc = btcx_riscmem_alloc(pci, risc, 4 * 16);
+
+	if (rc < 0)
+		return rc;
+
+	/* write risc instructions */
+	rp = risc->cpu;
+
+	*(rp++) = cpu_to_le32(RISC_WRITECR | RISC_IRQ1);
+	*(rp++) = cpu_to_le32(reg);
+	*(rp++) = cpu_to_le32(value);
+	*(rp++) = cpu_to_le32(mask);
+	*(rp++) = cpu_to_le32(RISC_JUMP);
+	*(rp++) = cpu_to_le32(risc->dma);
+	*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+	return 0;
+}
+
+void cx25821_free_buffer(struct videobuf_queue *q, struct cx25821_buffer *buf)
+{
+	struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
+
+	BUG_ON(in_interrupt());
+	videobuf_waiton(&buf->vb, 0, 0);
+	videobuf_dma_unmap(q, dma);
+	videobuf_dma_free(dma);
+	btcx_riscmem_free(to_pci_dev(q->dev), &buf->risc);
+	buf->vb.state = VIDEOBUF_NEEDS_INIT;
+}
+
+static irqreturn_t cx25821_irq(int irq, void *dev_id)
+{
+	struct cx25821_dev *dev = dev_id;
+	u32 pci_status, pci_mask;
+	u32 vid_status;
+	int i, handled = 0;
+	u32 mask[8] = { 1, 2, 4, 8, 16, 32, 64, 128 };
+
+	pci_status = cx_read(PCI_INT_STAT);
+	pci_mask = cx_read(PCI_INT_MSK);
+
+	if (pci_status == 0)
+		goto out;
+
+	for (i = 0; i < VID_CHANNEL_NUM; i++) {
+		if (pci_status & mask[i]) {
+			vid_status = cx_read(dev->sram_channels[i].int_stat);
+
+			if (vid_status)
+				handled +=
+				    cx25821_video_irq(dev, i, vid_status);
+
+			cx_write(PCI_INT_STAT, mask[i]);
+		}
+	}
+
+      out:
+	return IRQ_RETVAL(handled);
+}
+
+void cx25821_print_irqbits(char *name, char *tag, char **strings,
+			   int len, u32 bits, u32 mask)
+{
+	unsigned int i;
+
+	printk(KERN_DEBUG "%s: %s [0x%x]", name, tag, bits);
+
+	for (i = 0; i < len; i++) {
+		if (!(bits & (1 << i)))
+			continue;
+		if (strings[i])
+			printk(" %s", strings[i]);
+		else
+			printk(" %d", i);
+		if (!(mask & (1 << i)))
+			continue;
+		printk("*");
+	}
+	printk("\n");
+}
+
+struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci)
+{
+	struct cx25821_dev *dev = pci_get_drvdata(pci);
+	return dev;
+}
+
+static int __devinit cx25821_initdev(struct pci_dev *pci_dev,
+				     const struct pci_device_id *pci_id)
+{
+	struct cx25821_dev *dev;
+	int err = 0;
+
+	dev = kzalloc(sizeof(*dev), GFP_KERNEL);
+	if (NULL == dev)
+		return -ENOMEM;
+
+	err = v4l2_device_register(&pci_dev->dev, &dev->v4l2_dev);
+	if (err < 0)
+		goto fail_free;
+
+	/* pci init */
+	dev->pci = pci_dev;
+	if (pci_enable_device(pci_dev)) {
+		err = -EIO;
+
+		printk(KERN_INFO "pci enable failed! ");
+
+		goto fail_unregister_device;
+	}
+
+	printk(KERN_INFO "cx25821 Athena pci enable ! \n");
+
+	if (cx25821_dev_setup(dev) < 0) {
+		err = -EINVAL;
+		goto fail_unregister_device;
+	}
+
+	/* print pci info */
+	pci_read_config_byte(pci_dev, PCI_CLASS_REVISION, &dev->pci_rev);
+	pci_read_config_byte(pci_dev, PCI_LATENCY_TIMER, &dev->pci_lat);
+	printk(KERN_INFO "%s/0: found at %s, rev: %d, irq: %d, "
+	       "latency: %d, mmio: 0x%llx\n", dev->name,
+	       pci_name(pci_dev), dev->pci_rev, pci_dev->irq,
+	       dev->pci_lat, (unsigned long long)dev->base_io_addr);
+
+	pci_set_master(pci_dev);
+	if (!pci_dma_supported(pci_dev, 0xffffffff)) {
+		printk("%s/0: Oops: no 32bit PCI DMA ???\n", dev->name);
+		err = -EIO;
+		goto fail_irq;
+	}
+
+	err =
+	    request_irq(pci_dev->irq, cx25821_irq, IRQF_SHARED | IRQF_DISABLED,
+			dev->name, dev);
+
+	if (err < 0) {
+		printk(KERN_ERR "%s: can't get IRQ %d\n", dev->name,
+		       pci_dev->irq);
+		goto fail_irq;
+	}
+
+	return 0;
+
+      fail_irq:
+	printk(KERN_INFO "cx25821 cx25821_initdev() can't get IRQ ! \n");
+	cx25821_dev_unregister(dev);
+
+      fail_unregister_device:
+	v4l2_device_unregister(&dev->v4l2_dev);
+
+      fail_free:
+	kfree(dev);
+	return err;
+}
+
+static void __devexit cx25821_finidev(struct pci_dev *pci_dev)
+{
+	struct v4l2_device *v4l2_dev = pci_get_drvdata(pci_dev);
+	struct cx25821_dev *dev = get_cx25821(v4l2_dev);
+
+	cx25821_shutdown(dev);
+	pci_disable_device(pci_dev);
+
+	/* unregister stuff */
+	if (pci_dev->irq)
+		free_irq(pci_dev->irq, dev);
+
+	mutex_lock(&devlist);
+	list_del(&dev->devlist);
+	mutex_unlock(&devlist);
+
+	cx25821_dev_unregister(dev);
+	v4l2_device_unregister(v4l2_dev);
+	kfree(dev);
+}
+
+static struct pci_device_id cx25821_pci_tbl[] = {
+	{
+	 /* CX25821 Athena */
+	 .vendor = 0x14f1,
+	 .device = 0x8210,
+	 .subvendor = 0x14f1,
+	 .subdevice = 0x0920,
+	 },
+	{
+	 /* --- end of list --- */
+	 }
+};
+
+MODULE_DEVICE_TABLE(pci, cx25821_pci_tbl);
+
+static struct pci_driver cx25821_pci_driver = {
+	.name = "cx25821",
+	.id_table = cx25821_pci_tbl,
+	.probe = cx25821_initdev,
+	.remove = __devexit_p(cx25821_finidev),
+	/* TODO */
+	.suspend = NULL,
+	.resume = NULL,
+};
+
+static int cx25821_init(void)
+{
+	INIT_LIST_HEAD(&cx25821_devlist);
+	printk(KERN_INFO "cx25821 driver version %d.%d.%d loaded\n",
+	       (CX25821_VERSION_CODE >> 16) & 0xff,
+	       (CX25821_VERSION_CODE >> 8) & 0xff, CX25821_VERSION_CODE & 0xff);
+	return pci_register_driver(&cx25821_pci_driver);
+}
+
+static void cx25821_fini(void)
+{
+	pci_unregister_driver(&cx25821_pci_driver);
+}
+
+EXPORT_SYMBOL(cx25821_devlist);
+EXPORT_SYMBOL(cx25821_sram_channels);
+EXPORT_SYMBOL(cx25821_print_irqbits);
+EXPORT_SYMBOL(cx25821_dev_get);
+EXPORT_SYMBOL(cx25821_dev_unregister);
+EXPORT_SYMBOL(cx25821_sram_channel_setup);
+EXPORT_SYMBOL(cx25821_sram_channel_dump);
+EXPORT_SYMBOL(cx25821_sram_channel_setup_audio);
+EXPORT_SYMBOL(cx25821_sram_channel_dump_audio);
+EXPORT_SYMBOL(cx25821_risc_databuffer_audio);
+EXPORT_SYMBOL(cx25821_set_gpiopin_direction);
+
+module_init(cx25821_init);
+module_exit(cx25821_fini);
diff --git a/drivers/staging/cx25821/cx25821-gpio.c b/drivers/staging/cx25821/cx25821-gpio.c
new file mode 100644
index 000000000000..e8a37b47e437
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-gpio.c
@@ -0,0 +1,98 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821.h"
+
+/********************* GPIO stuffs *********************/
+void cx25821_set_gpiopin_direction(struct cx25821_dev *dev,
+				   int pin_number, int pin_logic_value)
+{
+	int bit = pin_number;
+	u32 gpio_oe_reg = GPIO_LO_OE;
+	u32 gpio_register = 0;
+	u32 value = 0;
+
+	// Check for valid pinNumber
+	if (pin_number >= 47)
+		return;
+
+	if (pin_number > 31) {
+		bit = pin_number - 31;
+		gpio_oe_reg = GPIO_HI_OE;
+	}
+	// Here we will make sure that the GPIOs 0 and 1 are output. keep the rest as is
+	gpio_register = cx_read(gpio_oe_reg);
+
+	if (pin_logic_value == 1) {
+		value = gpio_register | Set_GPIO_Bit(bit);
+	} else {
+		value = gpio_register & Clear_GPIO_Bit(bit);
+	}
+
+	cx_write(gpio_oe_reg, value);
+}
+
+static void cx25821_set_gpiopin_logicvalue(struct cx25821_dev *dev,
+					   int pin_number, int pin_logic_value)
+{
+	int bit = pin_number;
+	u32 gpio_reg = GPIO_LO;
+	u32 value = 0;
+
+	// Check for valid pinNumber
+	if (pin_number >= 47)
+		return;
+
+	cx25821_set_gpiopin_direction(dev, pin_number, 0);	// change to output direction
+
+	if (pin_number > 31) {
+		bit = pin_number - 31;
+		gpio_reg = GPIO_HI;
+	}
+
+	value = cx_read(gpio_reg);
+
+	if (pin_logic_value == 0) {
+		value &= Clear_GPIO_Bit(bit);
+	} else {
+		value |= Set_GPIO_Bit(bit);
+	}
+
+	cx_write(gpio_reg, value);
+}
+
+void cx25821_gpio_init(struct cx25821_dev *dev)
+{
+	if (dev == NULL) {
+		return;
+	}
+
+	switch (dev->board) {
+	case CX25821_BOARD_CONEXANT_ATHENA10:
+	default:
+		//set GPIO 5 to select the path for Medusa/Athena
+		cx25821_set_gpiopin_logicvalue(dev, 5, 1);
+		mdelay(20);
+		break;
+	}
+
+}
diff --git a/drivers/staging/cx25821/cx25821-gpio.h b/drivers/staging/cx25821/cx25821-gpio.h
new file mode 100644
index 000000000000..ca07644154af
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-gpio.h
@@ -0,0 +1,2 @@
+
+void cx25821_gpio_init(struct athena_dev *dev);
diff --git a/drivers/staging/cx25821/cx25821-i2c.c b/drivers/staging/cx25821/cx25821-i2c.c
new file mode 100644
index 000000000000..f4f2681d8f1c
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-i2c.c
@@ -0,0 +1,419 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *	Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821.h"
+#include <linux/i2c.h>
+
+static unsigned int i2c_debug;
+module_param(i2c_debug, int, 0644);
+MODULE_PARM_DESC(i2c_debug, "enable debug messages [i2c]");
+
+static unsigned int i2c_scan = 0;
+module_param(i2c_scan, int, 0444);
+MODULE_PARM_DESC(i2c_scan, "scan i2c bus at insmod time");
+
+#define dprintk(level, fmt, arg...)\
+	do { if (i2c_debug >= level)\
+		printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
+	} while (0)
+
+#define I2C_WAIT_DELAY 32
+#define I2C_WAIT_RETRY 64
+
+#define I2C_EXTEND  (1 << 3)
+#define I2C_NOSTOP  (1 << 4)
+
+static inline int i2c_slave_did_ack(struct i2c_adapter *i2c_adap)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	return cx_read(bus->reg_stat) & 0x01;
+}
+
+static inline int i2c_is_busy(struct i2c_adapter *i2c_adap)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	return cx_read(bus->reg_stat) & 0x02 ? 1 : 0;
+}
+
+static int i2c_wait_done(struct i2c_adapter *i2c_adap)
+{
+	int count;
+
+	for (count = 0; count < I2C_WAIT_RETRY; count++) {
+		if (!i2c_is_busy(i2c_adap))
+			break;
+		udelay(I2C_WAIT_DELAY);
+	}
+
+	if (I2C_WAIT_RETRY == count)
+		return 0;
+
+	return 1;
+}
+
+static int i2c_sendbytes(struct i2c_adapter *i2c_adap,
+			 const struct i2c_msg *msg, int joined_rlen)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	u32 wdata, addr, ctrl;
+	int retval, cnt;
+
+	if (joined_rlen)
+		dprintk(1, "%s(msg->wlen=%d, nextmsg->rlen=%d)\n", __func__,
+			msg->len, joined_rlen);
+	else
+		dprintk(1, "%s(msg->len=%d)\n", __func__, msg->len);
+
+	/* Deal with i2c probe functions with zero payload */
+	if (msg->len == 0) {
+		cx_write(bus->reg_addr, msg->addr << 25);
+		cx_write(bus->reg_ctrl, bus->i2c_period | (1 << 2));
+
+		if (!i2c_wait_done(i2c_adap))
+			return -EIO;
+
+		if (!i2c_slave_did_ack(i2c_adap))
+			return -EIO;
+
+		dprintk(1, "%s() returns 0\n", __func__);
+		return 0;
+	}
+
+	/* dev, reg + first byte */
+	addr = (msg->addr << 25) | msg->buf[0];
+	wdata = msg->buf[0];
+
+	ctrl = bus->i2c_period | (1 << 12) | (1 << 2);
+
+	if (msg->len > 1)
+		ctrl |= I2C_NOSTOP | I2C_EXTEND;
+	else if (joined_rlen)
+		ctrl |= I2C_NOSTOP;
+
+	cx_write(bus->reg_addr, addr);
+	cx_write(bus->reg_wdata, wdata);
+	cx_write(bus->reg_ctrl, ctrl);
+
+	retval = i2c_wait_done(i2c_adap);
+	if (retval < 0)
+		goto err;
+
+	if (retval == 0)
+		goto eio;
+
+	if (i2c_debug) {
+		if (!(ctrl & I2C_NOSTOP))
+			printk(" >\n");
+	}
+
+	for (cnt = 1; cnt < msg->len; cnt++) {
+		/* following bytes */
+		wdata = msg->buf[cnt];
+		ctrl = bus->i2c_period | (1 << 12) | (1 << 2);
+
+		if (cnt < msg->len - 1)
+			ctrl |= I2C_NOSTOP | I2C_EXTEND;
+		else if (joined_rlen)
+			ctrl |= I2C_NOSTOP;
+
+		cx_write(bus->reg_addr, addr);
+		cx_write(bus->reg_wdata, wdata);
+		cx_write(bus->reg_ctrl, ctrl);
+
+		retval = i2c_wait_done(i2c_adap);
+		if (retval < 0)
+			goto err;
+
+		if (retval == 0)
+			goto eio;
+
+		if (i2c_debug) {
+			dprintk(1, " %02x", msg->buf[cnt]);
+			if (!(ctrl & I2C_NOSTOP))
+				dprintk(1, " >\n");
+		}
+	}
+
+	return msg->len;
+
+      eio:
+	retval = -EIO;
+      err:
+	if (i2c_debug)
+		printk(KERN_ERR " ERR: %d\n", retval);
+	return retval;
+}
+
+static int i2c_readbytes(struct i2c_adapter *i2c_adap,
+			 const struct i2c_msg *msg, int joined)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	u32 ctrl, cnt;
+	int retval;
+
+	if (i2c_debug && !joined)
+		dprintk(1, "6-%s(msg->len=%d)\n", __func__, msg->len);
+
+	/* Deal with i2c probe functions with zero payload */
+	if (msg->len == 0) {
+		cx_write(bus->reg_addr, msg->addr << 25);
+		cx_write(bus->reg_ctrl, bus->i2c_period | (1 << 2) | 1);
+		if (!i2c_wait_done(i2c_adap))
+			return -EIO;
+		if (!i2c_slave_did_ack(i2c_adap))
+			return -EIO;
+
+		dprintk(1, "%s() returns 0\n", __func__);
+		return 0;
+	}
+
+	if (i2c_debug) {
+		if (joined)
+			dprintk(1, " R");
+		else
+			dprintk(1, " <R %02x", (msg->addr << 1) + 1);
+	}
+
+	for (cnt = 0; cnt < msg->len; cnt++) {
+
+		ctrl = bus->i2c_period | (1 << 12) | (1 << 2) | 1;
+
+		if (cnt < msg->len - 1)
+			ctrl |= I2C_NOSTOP | I2C_EXTEND;
+
+		cx_write(bus->reg_addr, msg->addr << 25);
+		cx_write(bus->reg_ctrl, ctrl);
+
+		retval = i2c_wait_done(i2c_adap);
+		if (retval < 0)
+			goto err;
+		if (retval == 0)
+			goto eio;
+		msg->buf[cnt] = cx_read(bus->reg_rdata) & 0xff;
+
+		if (i2c_debug) {
+			dprintk(1, " %02x", msg->buf[cnt]);
+			if (!(ctrl & I2C_NOSTOP))
+				dprintk(1, " >\n");
+		}
+	}
+
+	return msg->len;
+      eio:
+	retval = -EIO;
+      err:
+	if (i2c_debug)
+		printk(KERN_ERR " ERR: %d\n", retval);
+	return retval;
+}
+
+static int i2c_xfer(struct i2c_adapter *i2c_adap, struct i2c_msg *msgs, int num)
+{
+	struct cx25821_i2c *bus = i2c_adap->algo_data;
+	struct cx25821_dev *dev = bus->dev;
+	int i, retval = 0;
+
+	dprintk(1, "%s(num = %d)\n", __func__, num);
+
+	for (i = 0; i < num; i++) {
+		dprintk(1, "%s(num = %d) addr = 0x%02x  len = 0x%x\n",
+			__func__, num, msgs[i].addr, msgs[i].len);
+
+		if (msgs[i].flags & I2C_M_RD) {
+			/* read */
+			retval = i2c_readbytes(i2c_adap, &msgs[i], 0);
+		} else if (i + 1 < num && (msgs[i + 1].flags & I2C_M_RD) &&
+			   msgs[i].addr == msgs[i + 1].addr) {
+			/* write then read from same address */
+			retval =
+			    i2c_sendbytes(i2c_adap, &msgs[i], msgs[i + 1].len);
+
+			if (retval < 0)
+				goto err;
+			i++;
+			retval = i2c_readbytes(i2c_adap, &msgs[i], 1);
+		} else {
+			/* write */
+			retval = i2c_sendbytes(i2c_adap, &msgs[i], 0);
+		}
+
+		if (retval < 0)
+			goto err;
+	}
+	return num;
+
+      err:
+	return retval;
+}
+
+
+static u32 cx25821_functionality(struct i2c_adapter *adap)
+{
+	return I2C_FUNC_SMBUS_EMUL |
+	    I2C_FUNC_I2C |
+	    I2C_FUNC_SMBUS_WORD_DATA |
+	    I2C_FUNC_SMBUS_READ_WORD_DATA | I2C_FUNC_SMBUS_WRITE_WORD_DATA;
+}
+
+static struct i2c_algorithm cx25821_i2c_algo_template = {
+	.master_xfer = i2c_xfer,
+	.functionality = cx25821_functionality,
+};
+
+static struct i2c_adapter cx25821_i2c_adap_template = {
+	.name = "cx25821",
+	.owner = THIS_MODULE,
+	.algo = &cx25821_i2c_algo_template,
+};
+
+static struct i2c_client cx25821_i2c_client_template = {
+	.name = "cx25821 internal",
+};
+
+/* init + register i2c algo-bit adapter */
+int cx25821_i2c_register(struct cx25821_i2c *bus)
+{
+	struct cx25821_dev *dev = bus->dev;
+
+	dprintk(1, "%s(bus = %d)\n", __func__, bus->nr);
+
+	memcpy(&bus->i2c_adap, &cx25821_i2c_adap_template,
+	       sizeof(bus->i2c_adap));
+	memcpy(&bus->i2c_algo, &cx25821_i2c_algo_template,
+	       sizeof(bus->i2c_algo));
+	memcpy(&bus->i2c_client, &cx25821_i2c_client_template,
+	       sizeof(bus->i2c_client));
+
+	bus->i2c_adap.dev.parent = &dev->pci->dev;
+
+	strlcpy(bus->i2c_adap.name, bus->dev->name, sizeof(bus->i2c_adap.name));
+
+	bus->i2c_algo.data = bus;
+	bus->i2c_adap.algo_data = bus;
+	i2c_set_adapdata(&bus->i2c_adap, &dev->v4l2_dev);
+	i2c_add_adapter(&bus->i2c_adap);
+
+	bus->i2c_client.adapter = &bus->i2c_adap;
+
+	//set up the I2c
+	bus->i2c_client.addr = (0x88 >> 1);
+
+	return bus->i2c_rc;
+}
+
+int cx25821_i2c_unregister(struct cx25821_i2c *bus)
+{
+	i2c_del_adapter(&bus->i2c_adap);
+	return 0;
+}
+
+void cx25821_av_clk(struct cx25821_dev *dev, int enable)
+{
+	/* write 0 to bus 2 addr 0x144 via i2x_xfer() */
+	char buffer[3];
+	struct i2c_msg msg;
+	dprintk(1, "%s(enabled = %d)\n", __func__, enable);
+
+	/* Register 0x144 */
+	buffer[0] = 0x01;
+	buffer[1] = 0x44;
+	if (enable == 1)
+		buffer[2] = 0x05;
+	else
+		buffer[2] = 0x00;
+
+	msg.addr = 0x44;
+	msg.flags = I2C_M_TEN;
+	msg.len = 3;
+	msg.buf = buffer;
+
+	i2c_xfer(&dev->i2c_bus[0].i2c_adap, &msg, 1);
+}
+
+int cx25821_i2c_read(struct cx25821_i2c *bus, u16 reg_addr, int *value)
+{
+	struct i2c_client *client = &bus->i2c_client;
+	int retval = 0;
+	int v = 0;
+	u8 addr[2] = { 0, 0 };
+	u8 buf[4] = { 0, 0, 0, 0 };
+
+	struct i2c_msg msgs[2] = {
+		{
+		 .addr = client->addr,
+		 .flags = 0,
+		 .len = 2,
+		 .buf = addr,
+		 }, {
+		     .addr = client->addr,
+		     .flags = I2C_M_RD,
+		     .len = 4,
+		     .buf = buf,
+		     }
+	};
+
+	addr[0] = (reg_addr >> 8);
+	addr[1] = (reg_addr & 0xff);
+	msgs[0].addr = 0x44;
+	msgs[1].addr = 0x44;
+
+	retval = i2c_xfer(client->adapter, msgs, 2);
+
+	v = (buf[3] << 24) | (buf[2] << 16) | (buf[1] << 8) | buf[0];
+	*value = v;
+
+	return v;
+}
+
+int cx25821_i2c_write(struct cx25821_i2c *bus, u16 reg_addr, int value)
+{
+	struct i2c_client *client = &bus->i2c_client;
+	int retval = 0;
+	u8 buf[6] = { 0, 0, 0, 0, 0, 0 };
+
+	struct i2c_msg msgs[1] = {
+		{
+		 .addr = client->addr,
+		 .flags = 0,
+		 .len = 6,
+		 .buf = buf,
+		 }
+	};
+
+	buf[0] = reg_addr >> 8;
+	buf[1] = reg_addr & 0xff;
+	buf[5] = (value >> 24) & 0xff;
+	buf[4] = (value >> 16) & 0xff;
+	buf[3] = (value >> 8) & 0xff;
+	buf[2] = value & 0xff;
+	client->flags = 0;
+	msgs[0].addr = 0x44;
+
+	retval = i2c_xfer(client->adapter, msgs, 1);
+
+	return retval;
+}
diff --git a/drivers/staging/cx25821/cx25821-medusa-defines.h b/drivers/staging/cx25821/cx25821-medusa-defines.h
new file mode 100644
index 000000000000..b0d216ba7f81
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-medusa-defines.h
@@ -0,0 +1,51 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _MEDUSA_DEF_H_
+#define _MEDUSA_DEF_H_
+
+// Video deocder that we supported
+#define VDEC_A		0
+#define VDEC_B		1
+#define VDEC_C		2
+#define VDEC_D		3
+#define VDEC_E		4
+#define VDEC_F		5
+#define VDEC_G		6
+#define VDEC_H		7
+
+//#define AUTO_SWITCH_BIT[]  = { 8, 9, 10, 11, 12, 13, 14, 15 };
+
+// The following bit position enables automatic source switching for decoder A-H.
+// Display index per camera.
+//#define VDEC_INDEX[] = {0, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7};
+
+// Select input bit to video decoder A-H.
+//#define CH_SRC_SEL_BIT[] = {24, 25, 26, 27, 28, 29, 30, 31};
+
+// end of display sequence
+#define END_OF_SEQ					0xF;
+
+// registry string size
+#define MAX_REGISTRY_SZ					40;
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-medusa-reg.h b/drivers/staging/cx25821/cx25821-medusa-reg.h
new file mode 100644
index 000000000000..12c90f831b22
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-medusa-reg.h
@@ -0,0 +1,455 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __MEDUSA_REGISTERS__
+#define __MEDUSA_REGISTERS__
+
+// Serial Slave Registers
+#define	HOST_REGISTER1				0x0000
+#define	HOST_REGISTER2				0x0001
+
+// Chip Configuration Registers
+#define	CHIP_CTRL					0x0100
+#define	AFE_AB_CTRL					0x0104
+#define	AFE_CD_CTRL					0x0108
+#define	AFE_EF_CTRL					0x010C
+#define	AFE_GH_CTRL					0x0110
+#define	DENC_AB_CTRL				0x0114
+#define	BYP_AB_CTRL					0x0118
+#define	MON_A_CTRL					0x011C
+#define	DISP_SEQ_A					0x0120
+#define	DISP_SEQ_B					0x0124
+#define	DISP_AB_CNT					0x0128
+#define	DISP_CD_CNT					0x012C
+#define	DISP_EF_CNT					0x0130
+#define	DISP_GH_CNT					0x0134
+#define	DISP_IJ_CNT					0x0138
+#define	PIN_OE_CTRL					0x013C
+#define	PIN_SPD_CTRL				0x0140
+#define	PIN_SPD_CTRL2				0x0144
+#define	IRQ_STAT_CTRL				0x0148
+#define	POWER_CTRL_AB				0x014C
+#define	POWER_CTRL_CD				0x0150
+#define	POWER_CTRL_EF				0x0154
+#define	POWER_CTRL_GH				0x0158
+#define	TUNE_CTRL					0x015C
+#define	BIAS_CTRL					0x0160
+#define	AFE_AB_DIAG_CTRL			0x0164
+#define	AFE_CD_DIAG_CTRL			0x0168
+#define	AFE_EF_DIAG_CTRL			0x016C
+#define	AFE_GH_DIAG_CTRL			0x0170
+#define	PLL_AB_DIAG_CTRL			0x0174
+#define	PLL_CD_DIAG_CTRL			0x0178
+#define	PLL_EF_DIAG_CTRL			0x017C
+#define	PLL_GH_DIAG_CTRL			0x0180
+#define	TEST_CTRL					0x0184
+#define	BIST_STAT					0x0188
+#define	BIST_STAT2					0x018C
+#define	BIST_VID_PLL_AB_STAT		0x0190
+#define	BIST_VID_PLL_CD_STAT		0x0194
+#define	BIST_VID_PLL_EF_STAT		0x0198
+#define	BIST_VID_PLL_GH_STAT		0x019C
+#define	DLL_DIAG_CTRL				0x01A0
+#define	DEV_CH_ID_CTRL				0x01A4
+#define	ABIST_CTRL_STATUS			0x01A8
+#define	ABIST_FREQ					0x01AC
+#define	ABIST_GOERT_SHIFT			0x01B0
+#define	ABIST_COEF12				0x01B4
+#define	ABIST_COEF34				0x01B8
+#define	ABIST_COEF56				0x01BC
+#define	ABIST_COEF7_SNR				0x01C0
+#define	ABIST_ADC_CAL				0x01C4
+#define	ABIST_BIN1_VGA0				0x01C8
+#define	ABIST_BIN2_VGA1				0x01CC
+#define	ABIST_BIN3_VGA2				0x01D0
+#define	ABIST_BIN4_VGA3				0x01D4
+#define	ABIST_BIN5_VGA4				0x01D8
+#define	ABIST_BIN6_VGA5				0x01DC
+#define	ABIST_BIN7_VGA6				0x0x1E0
+#define	ABIST_CLAMP_A				0x0x1E4
+#define	ABIST_CLAMP_B				0x0x1E8
+#define	ABIST_CLAMP_C				0x01EC
+#define	ABIST_CLAMP_D				0x01F0
+#define	ABIST_CLAMP_E				0x01F4
+#define	ABIST_CLAMP_F				0x01F8
+
+//              Digital Video Encoder A Registers
+#define	DENC_A_REG_1					0x0200
+#define	DENC_A_REG_2					0x0204
+#define	DENC_A_REG_3					0x0208
+#define	DENC_A_REG_4					0x020C
+#define	DENC_A_REG_5					0x0210
+#define	DENC_A_REG_6					0x0214
+#define	DENC_A_REG_7					0x0218
+#define	DENC_A_REG_8					0x021C
+
+//      Digital Video Encoder B Registers
+#define	DENC_B_REG_1					0x0300
+#define	DENC_B_REG_2					0x0304
+#define	DENC_B_REG_3					0x0308
+#define	DENC_B_REG_4					0x030C
+#define	DENC_B_REG_5					0x0310
+#define	DENC_B_REG_6					0x0314
+#define	DENC_B_REG_7					0x0318
+#define	DENC_B_REG_8					0x031C
+
+//              Video Decoder A Registers
+#define	MODE_CTRL						0x1000
+#define	OUT_CTRL1						0x1004
+#define	OUT_CTRL_NS						0x1008
+#define	GEN_STAT						0x100C
+#define	INT_STAT_MASK					0x1010
+#define	LUMA_CTRL						0x1014
+#define	CHROMA_CTRL						0x1018
+#define	CRUSH_CTRL						0x101C
+#define	HORIZ_TIM_CTRL					0x1020
+#define	VERT_TIM_CTRL					0x1024
+#define	MISC_TIM_CTRL					0x1028
+#define	FIELD_COUNT						0x102C
+#define	HSCALE_CTRL						0x1030
+#define	VSCALE_CTRL						0x1034
+#define	MAN_VGA_CTRL					0x1038
+#define	MAN_AGC_CTRL					0x103C
+#define	DFE_CTRL1						0x1040
+#define	DFE_CTRL2						0x1044
+#define	DFE_CTRL3						0x1048
+#define	PLL_CTRL						0x104C
+#define	PLL_CTRL_FAST					0x1050
+#define	HTL_CTRL						0x1054
+#define	SRC_CFG							0x1058
+#define	SC_STEP_SIZE					0x105C
+#define	SC_CONVERGE_CTRL				0x1060
+#define	SC_LOOP_CTRL					0x1064
+#define	COMB_2D_HFS_CFG					0x1068
+#define	COMB_2D_HFD_CFG					0x106C
+#define	COMB_2D_LF_CFG					0x1070
+#define	COMB_2D_BLEND					0x1074
+#define	COMB_MISC_CTRL					0x1078
+#define	COMB_FLAT_THRESH_CTRL			0x107C
+#define	COMB_TEST						0x1080
+#define	BP_MISC_CTRL					0x1084
+#define	VCR_DET_CTRL					0x1088
+#define	NOISE_DET_CTRL					0x108C
+#define	COMB_FLAT_NOISE_CTRL			0x1090
+#define	VERSION							0x11F8
+#define	SOFT_RST_CTRL					0x11FC
+
+//      Video Decoder B Registers
+#define	VDEC_B_MODE_CTRL				0x1200
+#define	VDEC_B_OUT_CTRL1				0x1204
+#define	VDEC_B_OUT_CTRL_NS				0x1208
+#define	VDEC_B_GEN_STAT					0x120C
+#define	VDEC_B_INT_STAT_MASK			0x1210
+#define	VDEC_B_LUMA_CTRL				0x1214
+#define	VDEC_B_CHROMA_CTRL				0x1218
+#define	VDEC_B_CRUSH_CTRL				0x121C
+#define	VDEC_B_HORIZ_TIM_CTRL			0x1220
+#define	VDEC_B_VERT_TIM_CTRL			0x1224
+#define	VDEC_B_MISC_TIM_CTRL			0x1228
+#define	VDEC_B_FIELD_COUNT				0x122C
+#define	VDEC_B_HSCALE_CTRL				0x1230
+#define	VDEC_B_VSCALE_CTRL				0x1234
+#define	VDEC_B_MAN_VGA_CTRL				0x1238
+#define	VDEC_B_MAN_AGC_CTRL				0x123C
+#define	VDEC_B_DFE_CTRL1				0x1240
+#define	VDEC_B_DFE_CTRL2				0x1244
+#define	VDEC_B_DFE_CTRL3				0x1248
+#define	VDEC_B_PLL_CTRL					0x124C
+#define	VDEC_B_PLL_CTRL_FAST			0x1250
+#define	VDEC_B_HTL_CTRL					0x1254
+#define	VDEC_B_SRC_CFG					0x1258
+#define	VDEC_B_SC_STEP_SIZE				0x125C
+#define	VDEC_B_SC_CONVERGE_CTRL			0x1260
+#define	VDEC_B_SC_LOOP_CTRL				0x1264
+#define	VDEC_B_COMB_2D_HFS_CFG			0x1268
+#define	VDEC_B_COMB_2D_HFD_CFG			0x126C
+#define	VDEC_B_COMB_2D_LF_CFG			0x1270
+#define	VDEC_B_COMB_2D_BLEND			0x1274
+#define	VDEC_B_COMB_MISC_CTRL			0x1278
+#define	VDEC_B_COMB_FLAT_THRESH_CTRL	0x127C
+#define	VDEC_B_COMB_TEST				0x1280
+#define	VDEC_B_BP_MISC_CTRL				0x1284
+#define	VDEC_B_VCR_DET_CTRL				0x1288
+#define	VDEC_B_NOISE_DET_CTRL			0x128C
+#define	VDEC_B_COMB_FLAT_NOISE_CTRL		0x1290
+#define	VDEC_B_VERSION					0x13F8
+#define	VDEC_B_SOFT_RST_CTRL			0x13FC
+
+// Video Decoder C Registers
+#define	VDEC_C_MODE_CTRL				0x1400
+#define	VDEC_C_OUT_CTRL1				0x1404
+#define	VDEC_C_OUT_CTRL_NS				0x1408
+#define	VDEC_C_GEN_STAT					0x140C
+#define	VDEC_C_INT_STAT_MASK			0x1410
+#define VDEC_C_LUMA_CTRL				0x1414
+#define VDEC_C_CHROMA_CTRL				0x1418
+#define	VDEC_C_CRUSH_CTRL				0x141C
+#define	VDEC_C_HORIZ_TIM_CTRL			0x1420
+#define	VDEC_C_VERT_TIM_CTRL			0x1424
+#define	VDEC_C_MISC_TIM_CTRL			0x1428
+#define	VDEC_C_FIELD_COUNT				0x142C
+#define	VDEC_C_HSCALE_CTRL				0x1430
+#define	VDEC_C_VSCALE_CTRL				0x1434
+#define	VDEC_C_MAN_VGA_CTRL				0x1438
+#define	VDEC_C_MAN_AGC_CTRL				0x143C
+#define	VDEC_C_DFE_CTRL1				0x1440
+#define	VDEC_C_DFE_CTRL2				0x1444
+#define	VDEC_C_DFE_CTRL3				0x1448
+#define	VDEC_C_PLL_CTRL					0x144C
+#define	VDEC_C_PLL_CTRL_FAST			0x1450
+#define	VDEC_C_HTL_CTRL					0x1454
+#define	VDEC_C_SRC_CFG					0x1458
+#define	VDEC_C_SC_STEP_SIZE				0x145C
+#define	VDEC_C_SC_CONVERGE_CTRL			0x1460
+#define	VDEC_C_SC_LOOP_CTRL				0x1464
+#define	VDEC_C_COMB_2D_HFS_CFG			0x1468
+#define	VDEC_C_COMB_2D_HFD_CFG			0x146C
+#define	VDEC_C_COMB_2D_LF_CFG			0x1470
+#define	VDEC_C_COMB_2D_BLEND			0x1474
+#define	VDEC_C_COMB_MISC_CTRL			0x1478
+#define	VDEC_C_COMB_FLAT_THRESH_CTRL	0x147C
+#define	VDEC_C_COMB_TEST				0x1480
+#define	VDEC_C_BP_MISC_CTRL				0x1484
+#define	VDEC_C_VCR_DET_CTRL				0x1488
+#define	VDEC_C_NOISE_DET_CTRL			0x148C
+#define	VDEC_C_COMB_FLAT_NOISE_CTRL		0x1490
+#define	VDEC_C_VERSION					0x15F8
+#define	VDEC_C_SOFT_RST_CTRL			0x15FC
+
+// Video Decoder D Registers
+#define VDEC_D_MODE_CTRL				0x1600
+#define VDEC_D_OUT_CTRL1				0x1604
+#define VDEC_D_OUT_CTRL_NS				0x1608
+#define VDEC_D_GEN_STAT					0x160C
+#define VDEC_D_INT_STAT_MASK			0x1610
+#define VDEC_D_LUMA_CTRL				0x1614
+#define VDEC_D_CHROMA_CTRL				0x1618
+#define VDEC_D_CRUSH_CTRL				0x161C
+#define VDEC_D_HORIZ_TIM_CTRL			0x1620
+#define VDEC_D_VERT_TIM_CTRL			0x1624
+#define VDEC_D_MISC_TIM_CTRL			0x1628
+#define VDEC_D_FIELD_COUNT				0x162C
+#define VDEC_D_HSCALE_CTRL				0x1630
+#define VDEC_D_VSCALE_CTRL				0x1634
+#define VDEC_D_MAN_VGA_CTRL				0x1638
+#define VDEC_D_MAN_AGC_CTRL				0x163C
+#define VDEC_D_DFE_CTRL1				0x1640
+#define VDEC_D_DFE_CTRL2				0x1644
+#define VDEC_D_DFE_CTRL3				0x1648
+#define VDEC_D_PLL_CTRL					0x164C
+#define VDEC_D_PLL_CTRL_FAST			0x1650
+#define VDEC_D_HTL_CTRL					0x1654
+#define VDEC_D_SRC_CFG					0x1658
+#define VDEC_D_SC_STEP_SIZE				0x165C
+#define VDEC_D_SC_CONVERGE_CTRL			0x1660
+#define VDEC_D_SC_LOOP_CTRL				0x1664
+#define VDEC_D_COMB_2D_HFS_CFG			0x1668
+#define VDEC_D_COMB_2D_HFD_CFG			0x166C
+#define VDEC_D_COMB_2D_LF_CFG			0x1670
+#define VDEC_D_COMB_2D_BLEND			0x1674
+#define VDEC_D_COMB_MISC_CTRL			0x1678
+#define VDEC_D_COMB_FLAT_THRESH_CTRL	0x167C
+#define VDEC_D_COMB_TEST				0x1680
+#define VDEC_D_BP_MISC_CTRL				0x1684
+#define VDEC_D_VCR_DET_CTRL				0x1688
+#define VDEC_D_NOISE_DET_CTRL			0x168C
+#define VDEC_D_COMB_FLAT_NOISE_CTRL		0x1690
+#define VDEC_D_VERSION					0x17F8
+#define VDEC_D_SOFT_RST_CTRL			0x17FC
+
+// Video Decoder E Registers
+#define	VDEC_E_MODE_CTRL				0x1800
+#define	VDEC_E_OUT_CTRL1				0x1804
+#define	VDEC_E_OUT_CTRL_NS				0x1808
+#define	VDEC_E_GEN_STAT					0x180C
+#define	VDEC_E_INT_STAT_MASK			0x1810
+#define	VDEC_E_LUMA_CTRL				0x1814
+#define	VDEC_E_CHROMA_CTRL				0x1818
+#define	VDEC_E_CRUSH_CTRL				0x181C
+#define	VDEC_E_HORIZ_TIM_CTRL			0x1820
+#define	VDEC_E_VERT_TIM_CTRL			0x1824
+#define	VDEC_E_MISC_TIM_CTRL			0x1828
+#define	VDEC_E_FIELD_COUNT				0x182C
+#define	VDEC_E_HSCALE_CTRL				0x1830
+#define	VDEC_E_VSCALE_CTRL				0x1834
+#define	VDEC_E_MAN_VGA_CTRL				0x1838
+#define	VDEC_E_MAN_AGC_CTRL				0x183C
+#define	VDEC_E_DFE_CTRL1				0x1840
+#define	VDEC_E_DFE_CTRL2				0x1844
+#define	VDEC_E_DFE_CTRL3				0x1848
+#define	VDEC_E_PLL_CTRL					0x184C
+#define	VDEC_E_PLL_CTRL_FAST			0x1850
+#define	VDEC_E_HTL_CTRL					0x1854
+#define	VDEC_E_SRC_CFG					0x1858
+#define	VDEC_E_SC_STEP_SIZE				0x185C
+#define	VDEC_E_SC_CONVERGE_CTRL			0x1860
+#define	VDEC_E_SC_LOOP_CTRL				0x1864
+#define	VDEC_E_COMB_2D_HFS_CFG			0x1868
+#define	VDEC_E_COMB_2D_HFD_CFG			0x186C
+#define	VDEC_E_COMB_2D_LF_CFG			0x1870
+#define	VDEC_E_COMB_2D_BLEND			0x1874
+#define	VDEC_E_COMB_MISC_CTRL			0x1878
+#define	VDEC_E_COMB_FLAT_THRESH_CTRL	0x187C
+#define	VDEC_E_COMB_TEST				0x1880
+#define	VDEC_E_BP_MISC_CTRL				0x1884
+#define	VDEC_E_VCR_DET_CTRL				0x1888
+#define	VDEC_E_NOISE_DET_CTRL			0x188C
+#define	VDEC_E_COMB_FLAT_NOISE_CTRL		0x1890
+#define	VDEC_E_VERSION					0x19F8
+#define	VDEC_E_SOFT_RST_CTRL			0x19FC
+
+// Video Decoder F Registers
+#define	VDEC_F_MODE_CTRL				0x1A00
+#define	VDEC_F_OUT_CTRL1				0x1A04
+#define	VDEC_F_OUT_CTRL_NS				0x1A08
+#define	VDEC_F_GEN_STAT					0x1A0C
+#define	VDEC_F_INT_STAT_MASK			0x1A10
+#define	VDEC_F_LUMA_CTRL				0x1A14
+#define	VDEC_F_CHROMA_CTRL				0x1A18
+#define	VDEC_F_CRUSH_CTRL				0x1A1C
+#define	VDEC_F_HORIZ_TIM_CTRL			0x1A20
+#define	VDEC_F_VERT_TIM_CTRL			0x1A24
+#define	VDEC_F_MISC_TIM_CTRL			0x1A28
+#define	VDEC_F_FIELD_COUNT				0x1A2C
+#define	VDEC_F_HSCALE_CTRL				0x1A30
+#define	VDEC_F_VSCALE_CTRL				0x1A34
+#define	VDEC_F_MAN_VGA_CTRL				0x1A38
+#define	VDEC_F_MAN_AGC_CTRL				0x1A3C
+#define	VDEC_F_DFE_CTRL1				0x1A40
+#define	VDEC_F_DFE_CTRL2				0x1A44
+#define	VDEC_F_DFE_CTRL3				0x1A48
+#define	VDEC_F_PLL_CTRL					0x1A4C
+#define	VDEC_F_PLL_CTRL_FAST			0x1A50
+#define	VDEC_F_HTL_CTRL					0x1A54
+#define	VDEC_F_SRC_CFG					0x1A58
+#define	VDEC_F_SC_STEP_SIZE				0x1A5C
+#define	VDEC_F_SC_CONVERGE_CTRL			0x1A60
+#define	VDEC_F_SC_LOOP_CTRL				0x1A64
+#define	VDEC_F_COMB_2D_HFS_CFG			0x1A68
+#define	VDEC_F_COMB_2D_HFD_CFG			0x1A6C
+#define	VDEC_F_COMB_2D_LF_CFG			0x1A70
+#define	VDEC_F_COMB_2D_BLEND			0x1A74
+#define	VDEC_F_COMB_MISC_CTRL			0x1A78
+#define	VDEC_F_COMB_FLAT_THRESH_CTRL	0x1A7C
+#define	VDEC_F_COMB_TEST				0x1A80
+#define	VDEC_F_BP_MISC_CTRL				0x1A84
+#define	VDEC_F_VCR_DET_CTRL				0x1A88
+#define	VDEC_F_NOISE_DET_CTRL			0x1A8C
+#define	VDEC_F_COMB_FLAT_NOISE_CTRL		0x1A90
+#define	VDEC_F_VERSION					0x1BF8
+#define	VDEC_F_SOFT_RST_CTRL			0x1BFC
+
+// Video Decoder G Registers
+#define	VDEC_G_MODE_CTRL				0x1C00
+#define	VDEC_G_OUT_CTRL1				0x1C04
+#define	VDEC_G_OUT_CTRL_NS				0x1C08
+#define	VDEC_G_GEN_STAT					0x1C0C
+#define	VDEC_G_INT_STAT_MASK			0x1C10
+#define	VDEC_G_LUMA_CTRL				0x1C14
+#define	VDEC_G_CHROMA_CTRL				0x1C18
+#define	VDEC_G_CRUSH_CTRL				0x1C1C
+#define	VDEC_G_HORIZ_TIM_CTRL			0x1C20
+#define	VDEC_G_VERT_TIM_CTRL			0x1C24
+#define	VDEC_G_MISC_TIM_CTRL			0x1C28
+#define	VDEC_G_FIELD_COUNT				0x1C2C
+#define	VDEC_G_HSCALE_CTRL				0x1C30
+#define	VDEC_G_VSCALE_CTRL				0x1C34
+#define	VDEC_G_MAN_VGA_CTRL				0x1C38
+#define	VDEC_G_MAN_AGC_CTRL				0x1C3C
+#define	VDEC_G_DFE_CTRL1				0x1C40
+#define	VDEC_G_DFE_CTRL2				0x1C44
+#define	VDEC_G_DFE_CTRL3				0x1C48
+#define	VDEC_G_PLL_CTRL					0x1C4C
+#define	VDEC_G_PLL_CTRL_FAST			0x1C50
+#define	VDEC_G_HTL_CTRL					0x1C54
+#define	VDEC_G_SRC_CFG					0x1C58
+#define	VDEC_G_SC_STEP_SIZE				0x1C5C
+#define	VDEC_G_SC_CONVERGE_CTRL			0x1C60
+#define	VDEC_G_SC_LOOP_CTRL				0x1C64
+#define	VDEC_G_COMB_2D_HFS_CFG			0x1C68
+#define	VDEC_G_COMB_2D_HFD_CFG			0x1C6C
+#define	VDEC_G_COMB_2D_LF_CFG			0x1C70
+#define	VDEC_G_COMB_2D_BLEND			0x1C74
+#define	VDEC_G_COMB_MISC_CTRL			0x1C78
+#define	VDEC_G_COMB_FLAT_THRESH_CTRL	0x1C7C
+#define	VDEC_G_COMB_TEST				0x1C80
+#define	VDEC_G_BP_MISC_CTRL				0x1C84
+#define	VDEC_G_VCR_DET_CTRL				0x1C88
+#define	VDEC_G_NOISE_DET_CTRL			0x1C8C
+#define	VDEC_G_COMB_FLAT_NOISE_CTRL		0x1C90
+#define	VDEC_G_VERSION					0x1DF8
+#define	VDEC_G_SOFT_RST_CTRL			0x1DFC
+
+//              Video Decoder H Registers
+#define	VDEC_H_MODE_CTRL				0x1E00
+#define	VDEC_H_OUT_CTRL1				0x1E04
+#define	VDEC_H_OUT_CTRL_NS				0x1E08
+#define	VDEC_H_GEN_STAT					0x1E0C
+#define	VDEC_H_INT_STAT_MASK			0x1E1E
+#define	VDEC_H_LUMA_CTRL				0x1E14
+#define	VDEC_H_CHROMA_CTRL				0x1E18
+#define	VDEC_H_CRUSH_CTRL				0x1E1C
+#define	VDEC_H_HORIZ_TIM_CTRL			0x1E20
+#define	VDEC_H_VERT_TIM_CTRL			0x1E24
+#define	VDEC_H_MISC_TIM_CTRL			0x1E28
+#define	VDEC_H_FIELD_COUNT				0x1E2C
+#define	VDEC_H_HSCALE_CTRL				0x1E30
+#define	VDEC_H_VSCALE_CTRL				0x1E34
+#define	VDEC_H_MAN_VGA_CTRL				0x1E38
+#define	VDEC_H_MAN_AGC_CTRL				0x1E3C
+#define	VDEC_H_DFE_CTRL1				0x1E40
+#define	VDEC_H_DFE_CTRL2				0x1E44
+#define	VDEC_H_DFE_CTRL3				0x1E48
+#define	VDEC_H_PLL_CTRL					0x1E4C
+#define	VDEC_H_PLL_CTRL_FAST			0x1E50
+#define	VDEC_H_HTL_CTRL					0x1E54
+#define	VDEC_H_SRC_CFG					0x1E58
+#define	VDEC_H_SC_STEP_SIZE				0x1E5C
+#define	VDEC_H_SC_CONVERGE_CTRL			0x1E60
+#define	VDEC_H_SC_LOOP_CTRL				0x1E64
+#define	VDEC_H_COMB_2D_HFS_CFG			0x1E68
+#define	VDEC_H_COMB_2D_HFD_CFG			0x1E6C
+#define	VDEC_H_COMB_2D_LF_CFG			0x1E70
+#define	VDEC_H_COMB_2D_BLEND			0x1E74
+#define	VDEC_H_COMB_MISC_CTRL			0x1E78
+#define	VDEC_H_COMB_FLAT_THRESH_CTRL	0x1E7C
+#define	VDEC_H_COMB_TEST				0x1E80
+#define	VDEC_H_BP_MISC_CTRL				0x1E84
+#define	VDEC_H_VCR_DET_CTRL				0x1E88
+#define	VDEC_H_NOISE_DET_CTRL			0x1E8C
+#define	VDEC_H_COMB_FLAT_NOISE_CTRL		0x1E90
+#define	VDEC_H_VERSION					0x1FF8
+#define	VDEC_H_SOFT_RST_CTRL			0x1FFC
+
+//*****************************************************************************
+// LUMA_CTRL register fields
+#define VDEC_A_BRITE_CTRL				0x1014
+#define VDEC_A_CNTRST_CTRL       		0x1015
+#define VDEC_A_PEAK_SEL          		0x1016
+
+//*****************************************************************************
+// CHROMA_CTRL register fields
+#define VDEC_A_USAT_CTRL         		0x1018
+#define VDEC_A_VSAT_CTRL         		0x1019
+#define VDEC_A_HUE_CTRL          		0x101A
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-medusa-video.c b/drivers/staging/cx25821/cx25821-medusa-video.c
new file mode 100644
index 000000000000..e4df8134f059
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-medusa-video.c
@@ -0,0 +1,869 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821.h"
+#include "cx25821-medusa-video.h"
+#include "cx25821-biffuncs.h"
+
+/////////////////////////////////////////////////////////////////////////////////////////
+//medusa_enable_bluefield_output()
+//
+// Enable the generation of blue filed output if no video
+//
+static void medusa_enable_bluefield_output(struct cx25821_dev *dev, int channel,
+					   int enable)
+{
+	int ret_val = 1;
+	u32 value = 0;
+	u32 tmp = 0;
+	int out_ctrl = OUT_CTRL1;
+	int out_ctrl_ns = OUT_CTRL_NS;
+
+	switch (channel) {
+	default:
+	case VDEC_A:
+		break;
+	case VDEC_B:
+		out_ctrl = VDEC_B_OUT_CTRL1;
+		out_ctrl_ns = VDEC_B_OUT_CTRL_NS;
+		break;
+	case VDEC_C:
+		out_ctrl = VDEC_C_OUT_CTRL1;
+		out_ctrl_ns = VDEC_C_OUT_CTRL_NS;
+		break;
+	case VDEC_D:
+		out_ctrl = VDEC_D_OUT_CTRL1;
+		out_ctrl_ns = VDEC_D_OUT_CTRL_NS;
+		break;
+	case VDEC_E:
+		out_ctrl = VDEC_E_OUT_CTRL1;
+		out_ctrl_ns = VDEC_E_OUT_CTRL_NS;
+		return;
+	case VDEC_F:
+		out_ctrl = VDEC_F_OUT_CTRL1;
+		out_ctrl_ns = VDEC_F_OUT_CTRL_NS;
+		return;
+	case VDEC_G:
+		out_ctrl = VDEC_G_OUT_CTRL1;
+		out_ctrl_ns = VDEC_G_OUT_CTRL_NS;
+		return;
+	case VDEC_H:
+		out_ctrl = VDEC_H_OUT_CTRL1;
+		out_ctrl_ns = VDEC_H_OUT_CTRL_NS;
+		return;
+	}
+
+	value = cx25821_i2c_read(&dev->i2c_bus[0], out_ctrl, &tmp);
+	value &= 0xFFFFFF7F;	// clear BLUE_FIELD_EN
+	if (enable)
+		value |= 0x00000080;	// set BLUE_FIELD_EN
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], out_ctrl, value);
+
+	value = cx25821_i2c_read(&dev->i2c_bus[0], out_ctrl_ns, &tmp);
+	value &= 0xFFFFFF7F;
+	if (enable)
+		value |= 0x00000080;	// set BLUE_FIELD_EN
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], out_ctrl_ns, value);
+}
+
+static int medusa_initialize_ntsc(struct cx25821_dev *dev)
+{
+	int ret_val = 0;
+	int i = 0;
+	u32 value = 0;
+	u32 tmp = 0;
+
+	mutex_lock(&dev->lock);
+
+	for (i = 0; i < MAX_DECODERS; i++) {
+		// set video format NTSC-M
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i),
+				     &tmp);
+		value &= 0xFFFFFFF0;
+		value |= 0x10001;	// enable the fast locking mode bit[16]
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i),
+				      value);
+
+		// resolution NTSC 720x480
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     HORIZ_TIM_CTRL + (0x200 * i), &tmp);
+		value &= 0x00C00C00;
+		value |= 0x612D0074;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      HORIZ_TIM_CTRL + (0x200 * i), value);
+
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     VERT_TIM_CTRL + (0x200 * i), &tmp);
+		value &= 0x00C00C00;
+		value |= 0x1C1E001A;	// vblank_cnt + 2 to get camera ID
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      VERT_TIM_CTRL + (0x200 * i), value);
+
+		// chroma subcarrier step size
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      SC_STEP_SIZE + (0x200 * i), 0x43E00000);
+
+		// enable VIP optional active
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     OUT_CTRL_NS + (0x200 * i), &tmp);
+		value &= 0xFFFBFFFF;
+		value |= 0x00040000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      OUT_CTRL_NS + (0x200 * i), value);
+
+		// enable VIP optional active (VIP_OPT_AL) for direct output.
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i),
+				     &tmp);
+		value &= 0xFFFBFFFF;
+		value |= 0x00040000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i),
+				      value);
+
+		// clear VPRES_VERT_EN bit, fixes the chroma run away problem
+		// when the input switching rate < 16 fields
+		//
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     MISC_TIM_CTRL + (0x200 * i), &tmp);
+		value = setBitAtPos(value, 14);	// disable special play detection
+		value = clearBitAtPos(value, 15);
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      MISC_TIM_CTRL + (0x200 * i), value);
+
+		// set vbi_gate_en to 0
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i),
+				     &tmp);
+		value = clearBitAtPos(value, 29);
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i),
+				      value);
+
+		// Enable the generation of blue field output if no video
+		medusa_enable_bluefield_output(dev, i, 1);
+	}
+
+	for (i = 0; i < MAX_ENCODERS; i++) {
+		// NTSC hclock
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_1 + (0x100 * i), &tmp);
+		value &= 0xF000FC00;
+		value |= 0x06B402D0;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_1 + (0x100 * i), value);
+
+		// burst begin and burst end
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_2 + (0x100 * i), &tmp);
+		value &= 0xFF000000;
+		value |= 0x007E9054;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_2 + (0x100 * i), value);
+
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_3 + (0x100 * i), &tmp);
+		value &= 0xFC00FE00;
+		value |= 0x00EC00F0;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_3 + (0x100 * i), value);
+
+		// set NTSC vblank, no phase alternation, 7.5 IRE pedestal
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_4 + (0x100 * i), &tmp);
+		value &= 0x00FCFFFF;
+		value |= 0x13020000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_4 + (0x100 * i), value);
+
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_5 + (0x100 * i), &tmp);
+		value &= 0xFFFF0000;
+		value |= 0x0000E575;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_5 + (0x100 * i), value);
+
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_6 + (0x100 * i), 0x009A89C1);
+
+		// Subcarrier Increment
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_7 + (0x100 * i), 0x21F07C1F);
+	}
+
+	//set picture resolutions
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], HSCALE_CTRL, 0x0);	//0 - 720
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], VSCALE_CTRL, 0x0);	//0 - 480
+
+	// set Bypass input format to NTSC 525 lines
+	value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp);
+	value |= 0x00080200;
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value);
+
+	mutex_unlock(&dev->lock);
+
+	return ret_val;
+}
+
+static int medusa_PALCombInit(struct cx25821_dev *dev, int dec)
+{
+	int ret_val = -1;
+	u32 value = 0, tmp = 0;
+
+	// Setup for 2D threshold
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_HFS_CFG + (0x200 * dec),
+			      0x20002861);
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_HFD_CFG + (0x200 * dec),
+			      0x20002861);
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_LF_CFG + (0x200 * dec),
+			      0x200A1023);
+
+	// Setup flat chroma and luma thresholds
+	value =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     COMB_FLAT_THRESH_CTRL + (0x200 * dec), &tmp);
+	value &= 0x06230000;
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      COMB_FLAT_THRESH_CTRL + (0x200 * dec), value);
+
+	// set comb 2D blend
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], COMB_2D_BLEND + (0x200 * dec),
+			      0x210F0F0F);
+
+	// COMB MISC CONTROL
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], COMB_MISC_CTRL + (0x200 * dec),
+			      0x41120A7F);
+
+	return ret_val;
+}
+
+static int medusa_initialize_pal(struct cx25821_dev *dev)
+{
+	int ret_val = 0;
+	int i = 0;
+	u32 value = 0;
+	u32 tmp = 0;
+
+	mutex_lock(&dev->lock);
+
+	for (i = 0; i < MAX_DECODERS; i++) {
+		// set video format PAL-BDGHI
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i),
+				     &tmp);
+		value &= 0xFFFFFFF0;
+		value |= 0x10004;	// enable the fast locking mode bit[16]
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], MODE_CTRL + (0x200 * i),
+				      value);
+
+		// resolution PAL 720x576
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     HORIZ_TIM_CTRL + (0x200 * i), &tmp);
+		value &= 0x00C00C00;
+		value |= 0x632D007D;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      HORIZ_TIM_CTRL + (0x200 * i), value);
+
+		// vblank656_cnt=x26, vactive_cnt=240h, vblank_cnt=x24
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     VERT_TIM_CTRL + (0x200 * i), &tmp);
+		value &= 0x00C00C00;
+		value |= 0x28240026;	// vblank_cnt + 2 to get camera ID
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      VERT_TIM_CTRL + (0x200 * i), value);
+
+		// chroma subcarrier step size
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      SC_STEP_SIZE + (0x200 * i), 0x5411E2D0);
+
+		// enable VIP optional active
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     OUT_CTRL_NS + (0x200 * i), &tmp);
+		value &= 0xFFFBFFFF;
+		value |= 0x00040000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      OUT_CTRL_NS + (0x200 * i), value);
+
+		// enable VIP optional active (VIP_OPT_AL) for direct output.
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i),
+				     &tmp);
+		value &= 0xFFFBFFFF;
+		value |= 0x00040000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], OUT_CTRL1 + (0x200 * i),
+				      value);
+
+		// clear VPRES_VERT_EN bit, fixes the chroma run away problem
+		// when the input switching rate < 16 fields
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     MISC_TIM_CTRL + (0x200 * i), &tmp);
+		value = setBitAtPos(value, 14);	// disable special play detection
+		value = clearBitAtPos(value, 15);
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      MISC_TIM_CTRL + (0x200 * i), value);
+
+		// set vbi_gate_en to 0
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i),
+				     &tmp);
+		value = clearBitAtPos(value, 29);
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0], DFE_CTRL1 + (0x200 * i),
+				      value);
+
+		medusa_PALCombInit(dev, i);
+
+		// Enable the generation of blue field output if no video
+		medusa_enable_bluefield_output(dev, i, 1);
+	}
+
+	for (i = 0; i < MAX_ENCODERS; i++) {
+		// PAL hclock
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_1 + (0x100 * i), &tmp);
+		value &= 0xF000FC00;
+		value |= 0x06C002D0;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_1 + (0x100 * i), value);
+
+		// burst begin and burst end
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_2 + (0x100 * i), &tmp);
+		value &= 0xFF000000;
+		value |= 0x007E9754;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_2 + (0x100 * i), value);
+
+		// hblank and vactive
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_3 + (0x100 * i), &tmp);
+		value &= 0xFC00FE00;
+		value |= 0x00FC0120;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_3 + (0x100 * i), value);
+
+		// set PAL vblank, phase alternation, 0 IRE pedestal
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_4 + (0x100 * i), &tmp);
+		value &= 0x00FCFFFF;
+		value |= 0x14010000;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_4 + (0x100 * i), value);
+
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     DENC_A_REG_5 + (0x100 * i), &tmp);
+		value &= 0xFFFF0000;
+		value |= 0x0000F078;
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_5 + (0x100 * i), value);
+
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_6 + (0x100 * i), 0x00A493CF);
+
+		// Subcarrier Increment
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      DENC_A_REG_7 + (0x100 * i), 0x2A098ACB);
+	}
+
+	//set picture resolutions
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], HSCALE_CTRL, 0x0);	//0 - 720
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], VSCALE_CTRL, 0x0);	//0 - 576
+
+	// set Bypass input format to PAL 625 lines
+	value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp);
+	value &= 0xFFF7FDFF;
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value);
+
+	mutex_unlock(&dev->lock);
+
+	return ret_val;
+}
+
+int medusa_set_videostandard(struct cx25821_dev *dev)
+{
+	int status = STATUS_SUCCESS;
+	u32 value = 0, tmp = 0;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK) {
+		status = medusa_initialize_pal(dev);
+	} else {
+		status = medusa_initialize_ntsc(dev);
+	}
+
+	// Enable DENC_A output
+	value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_A_REG_4, &tmp);
+	value = setBitAtPos(value, 4);
+	status = cx25821_i2c_write(&dev->i2c_bus[0], DENC_A_REG_4, value);
+
+	// Enable DENC_B output
+	value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_B_REG_4, &tmp);
+	value = setBitAtPos(value, 4);
+	status = cx25821_i2c_write(&dev->i2c_bus[0], DENC_B_REG_4, value);
+
+	return status;
+}
+
+void medusa_set_resolution(struct cx25821_dev *dev, int width,
+			   int decoder_select)
+{
+	int decoder = 0;
+	int decoder_count = 0;
+	int ret_val = 0;
+	u32 hscale = 0x0;
+	u32 vscale = 0x0;
+	const int MAX_WIDTH = 720;
+
+	mutex_lock(&dev->lock);
+
+	// validate the width - cannot be negative
+	if (width > MAX_WIDTH) {
+		printk
+		    ("cx25821 %s() : width %d > MAX_WIDTH %d ! resetting to MAX_WIDTH \n",
+		     __func__, width, MAX_WIDTH);
+		width = MAX_WIDTH;
+	}
+
+	if (decoder_select <= 7 && decoder_select >= 0) {
+		decoder = decoder_select;
+		decoder_count = decoder_select + 1;
+	} else {
+		decoder = 0;
+		decoder_count = _num_decoders;
+	}
+
+	switch (width) {
+	case 320:
+		hscale = 0x13E34B;
+		vscale = 0x0;
+		break;
+
+	case 352:
+		hscale = 0x10A273;
+		vscale = 0x0;
+		break;
+
+	case 176:
+		hscale = 0x3115B2;
+		vscale = 0x1E00;
+		break;
+
+	case 160:
+		hscale = 0x378D84;
+		vscale = 0x1E00;
+		break;
+
+	default:		//720
+		hscale = 0x0;
+		vscale = 0x0;
+		break;
+	}
+
+	for (; decoder < decoder_count; decoder++) {
+		// write scaling values for each decoder
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      HSCALE_CTRL + (0x200 * decoder), hscale);
+		ret_val =
+		    cx25821_i2c_write(&dev->i2c_bus[0],
+				      VSCALE_CTRL + (0x200 * decoder), vscale);
+	}
+
+	mutex_unlock(&dev->lock);
+}
+
+static void medusa_set_decoderduration(struct cx25821_dev *dev, int decoder,
+				       int duration)
+{
+	int ret_val = 0;
+	u32 fld_cnt = 0;
+	u32 tmp = 0;
+	u32 disp_cnt_reg = DISP_AB_CNT;
+
+	mutex_lock(&dev->lock);
+
+	// no support
+	if (decoder < VDEC_A && decoder > VDEC_H) {
+		mutex_unlock(&dev->lock);
+		return;
+	}
+
+	switch (decoder) {
+	default:
+		break;
+	case VDEC_C:
+	case VDEC_D:
+		disp_cnt_reg = DISP_CD_CNT;
+		break;
+	case VDEC_E:
+	case VDEC_F:
+		disp_cnt_reg = DISP_EF_CNT;
+		break;
+	case VDEC_G:
+	case VDEC_H:
+		disp_cnt_reg = DISP_GH_CNT;
+		break;
+	}
+
+	_display_field_cnt[decoder] = duration;
+
+	// update hardware
+	fld_cnt = cx25821_i2c_read(&dev->i2c_bus[0], disp_cnt_reg, &tmp);
+
+	if (!(decoder % 2))	// EVEN decoder
+	{
+		fld_cnt &= 0xFFFF0000;
+		fld_cnt |= duration;
+	} else {
+		fld_cnt &= 0x0000FFFF;
+		fld_cnt |= ((u32) duration) << 16;
+	}
+
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], disp_cnt_reg, fld_cnt);
+
+	mutex_unlock(&dev->lock);
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// Map to Medusa register setting
+static int mapM(int srcMin,
+		int srcMax, int srcVal, int dstMin, int dstMax, int *dstVal)
+{
+	int numerator;
+	int denominator;
+	int quotient;
+
+	if ((srcMin == srcMax) || (srcVal < srcMin) || (srcVal > srcMax)) {
+		return -1;
+	}
+	// This is the overall expression used:
+	// *dstVal = (srcVal - srcMin)*(dstMax - dstMin) / (srcMax - srcMin) + dstMin;
+	// but we need to account for rounding so below we use the modulus
+	// operator to find the remainder and increment if necessary.
+	numerator = (srcVal - srcMin) * (dstMax - dstMin);
+	denominator = srcMax - srcMin;
+	quotient = numerator / denominator;
+
+	if (2 * (numerator % denominator) >= denominator) {
+		quotient++;
+	}
+
+	*dstVal = quotient + dstMin;
+
+	return 0;
+}
+
+static unsigned long convert_to_twos(long numeric, unsigned long bits_len)
+{
+	unsigned char temp;
+
+	if (numeric >= 0)
+		return numeric;
+	else {
+		temp = ~(abs(numeric) & 0xFF);
+		temp += 1;
+		return temp;
+	}
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+int medusa_set_brightness(struct cx25821_dev *dev, int brightness, int decoder)
+{
+	int ret_val = 0;
+	int value = 0;
+	u32 val = 0, tmp = 0;
+
+	mutex_lock(&dev->lock);
+	if ((brightness > VIDEO_PROCAMP_MAX)
+	    || (brightness < VIDEO_PROCAMP_MIN)) {
+		mutex_unlock(&dev->lock);
+		return -1;
+	}
+	ret_val =
+	    mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, brightness,
+		 SIGNED_BYTE_MIN, SIGNED_BYTE_MAX, &value);
+	value = convert_to_twos(value, 8);
+	val =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     VDEC_A_BRITE_CTRL + (0x200 * decoder), &tmp);
+	val &= 0xFFFFFF00;
+	ret_val |=
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      VDEC_A_BRITE_CTRL + (0x200 * decoder),
+			      val | value);
+	mutex_unlock(&dev->lock);
+	return ret_val;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+int medusa_set_contrast(struct cx25821_dev *dev, int contrast, int decoder)
+{
+	int ret_val = 0;
+	int value = 0;
+	u32 val = 0, tmp = 0;
+
+	mutex_lock(&dev->lock);
+
+	if ((contrast > VIDEO_PROCAMP_MAX) || (contrast < VIDEO_PROCAMP_MIN)) {
+		mutex_unlock(&dev->lock);
+		return -1;
+	}
+
+	ret_val =
+	    mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, contrast,
+		 UNSIGNED_BYTE_MIN, UNSIGNED_BYTE_MAX, &value);
+	val =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     VDEC_A_CNTRST_CTRL + (0x200 * decoder), &tmp);
+	val &= 0xFFFFFF00;
+	ret_val |=
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      VDEC_A_CNTRST_CTRL + (0x200 * decoder),
+			      val | value);
+
+	mutex_unlock(&dev->lock);
+	return ret_val;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder)
+{
+	int ret_val = 0;
+	int value = 0;
+	u32 val = 0, tmp = 0;
+
+	mutex_lock(&dev->lock);
+
+	if ((hue > VIDEO_PROCAMP_MAX) || (hue < VIDEO_PROCAMP_MIN)) {
+		mutex_unlock(&dev->lock);
+		return -1;
+	}
+
+	ret_val =
+	    mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, hue, SIGNED_BYTE_MIN,
+		 SIGNED_BYTE_MAX, &value);
+
+	value = convert_to_twos(value, 8);
+	val =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     VDEC_A_HUE_CTRL + (0x200 * decoder), &tmp);
+	val &= 0xFFFFFF00;
+
+	ret_val |=
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      VDEC_A_HUE_CTRL + (0x200 * decoder), val | value);
+
+	mutex_unlock(&dev->lock);
+	return ret_val;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+int medusa_set_saturation(struct cx25821_dev *dev, int saturation, int decoder)
+{
+	int ret_val = 0;
+	int value = 0;
+	u32 val = 0, tmp = 0;
+
+	mutex_lock(&dev->lock);
+
+	if ((saturation > VIDEO_PROCAMP_MAX)
+	    || (saturation < VIDEO_PROCAMP_MIN)) {
+		mutex_unlock(&dev->lock);
+		return -1;
+	}
+
+	ret_val =
+	    mapM(VIDEO_PROCAMP_MIN, VIDEO_PROCAMP_MAX, saturation,
+		 UNSIGNED_BYTE_MIN, UNSIGNED_BYTE_MAX, &value);
+
+	val =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     VDEC_A_USAT_CTRL + (0x200 * decoder), &tmp);
+	val &= 0xFFFFFF00;
+	ret_val |=
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      VDEC_A_USAT_CTRL + (0x200 * decoder),
+			      val | value);
+
+	val =
+	    cx25821_i2c_read(&dev->i2c_bus[0],
+			     VDEC_A_VSAT_CTRL + (0x200 * decoder), &tmp);
+	val &= 0xFFFFFF00;
+	ret_val |=
+	    cx25821_i2c_write(&dev->i2c_bus[0],
+			      VDEC_A_VSAT_CTRL + (0x200 * decoder),
+			      val | value);
+
+	mutex_unlock(&dev->lock);
+	return ret_val;
+}
+
+/////////////////////////////////////////////////////////////////////////////////////////
+// Program the display sequence and monitor output.
+//
+int medusa_video_init(struct cx25821_dev *dev)
+{
+	u32 value = 0, tmp = 0;
+	int ret_val = 0;
+	int i = 0;
+
+	mutex_lock(&dev->lock);
+
+	_num_decoders = dev->_max_num_decoders;
+
+	// disable Auto source selection on all video decoders
+	value = cx25821_i2c_read(&dev->i2c_bus[0], MON_A_CTRL, &tmp);
+	value &= 0xFFFFF0FF;
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], MON_A_CTRL, value);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+	// Turn off Master source switch enable
+	value = cx25821_i2c_read(&dev->i2c_bus[0], MON_A_CTRL, &tmp);
+	value &= 0xFFFFFFDF;
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], MON_A_CTRL, value);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+
+	mutex_unlock(&dev->lock);
+
+	for (i = 0; i < _num_decoders; i++) {
+		medusa_set_decoderduration(dev, i, _display_field_cnt[i]);
+	}
+
+	mutex_lock(&dev->lock);
+
+	// Select monitor as DENC A input, power up the DAC
+	value = cx25821_i2c_read(&dev->i2c_bus[0], DENC_AB_CTRL, &tmp);
+	value &= 0xFF70FF70;
+	value |= 0x00090008;	// set en_active
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], DENC_AB_CTRL, value);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+	// enable input is VIP/656
+	value = cx25821_i2c_read(&dev->i2c_bus[0], BYP_AB_CTRL, &tmp);
+	value |= 0x00040100;	// enable VIP
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], BYP_AB_CTRL, value);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+	// select AFE clock to output mode
+	value = cx25821_i2c_read(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL, &tmp);
+	value &= 0x83FFFFFF;
+	ret_val =
+	    cx25821_i2c_write(&dev->i2c_bus[0], AFE_AB_DIAG_CTRL,
+			      value | 0x10000000);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+	// Turn on all of the data out and control output pins.
+	value = cx25821_i2c_read(&dev->i2c_bus[0], PIN_OE_CTRL, &tmp);
+	value &= 0xFEF0FE00;
+	if (_num_decoders == MAX_DECODERS) {
+		// Note: The octal board does not support control pins(bit16-19).
+		// These bits are ignored in the octal board.
+		value |= 0x010001F8;	// disable VDEC A-C port, default to Mobilygen Interface
+	} else {
+		value |= 0x010F0108;	// disable VDEC A-C port, default to Mobilygen Interface
+	}
+
+	value |= 7;
+	ret_val = cx25821_i2c_write(&dev->i2c_bus[0], PIN_OE_CTRL, value);
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+
+	mutex_unlock(&dev->lock);
+
+	ret_val = medusa_set_videostandard(dev);
+
+	if (ret_val < 0) {
+		mutex_unlock(&dev->lock);
+		return -EINVAL;
+	}
+
+	return 1;
+}
diff --git a/drivers/staging/cx25821/cx25821-medusa-video.h b/drivers/staging/cx25821/cx25821-medusa-video.h
new file mode 100644
index 000000000000..2fab4b2f251c
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-medusa-video.h
@@ -0,0 +1,49 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef _MEDUSA_VIDEO_H
+#define _MEDUSA_VIDEO_H
+
+#include "cx25821-medusa-defines.h"
+
+// Color control constants
+#define VIDEO_PROCAMP_MIN                 0
+#define VIDEO_PROCAMP_MAX                 10000
+#define UNSIGNED_BYTE_MIN                 0
+#define UNSIGNED_BYTE_MAX                 0xFF
+#define SIGNED_BYTE_MIN                   -128
+#define SIGNED_BYTE_MAX                   127
+
+// Default video color settings
+#define SHARPNESS_DEFAULT                 50
+#define SATURATION_DEFAULT              5000
+#define BRIGHTNESS_DEFAULT              6200
+#define CONTRAST_DEFAULT                5000
+#define HUE_DEFAULT                     5000
+
+unsigned short _num_decoders;
+unsigned short _num_cameras;
+
+unsigned int _video_standard;
+int _display_field_cnt[MAX_DECODERS];
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-reg.h b/drivers/staging/cx25821/cx25821-reg.h
new file mode 100644
index 000000000000..7241e7ee3fd3
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-reg.h
@@ -0,0 +1,1592 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __CX25821_REGISTERS__
+#define __CX25821_REGISTERS__
+
+/* Risc Instructions */
+#define RISC_CNT_INC	 0x00010000
+#define RISC_CNT_RESET	 0x00030000
+#define RISC_IRQ1		 0x01000000
+#define RISC_IRQ2		 0x02000000
+#define RISC_EOL		 0x04000000
+#define RISC_SOL		 0x08000000
+#define RISC_WRITE		 0x10000000
+#define RISC_SKIP		 0x20000000
+#define RISC_JUMP		 0x70000000
+#define RISC_SYNC		 0x80000000
+#define RISC_RESYNC		 0x80008000
+#define RISC_READ		 0x90000000
+#define RISC_WRITERM	 0xB0000000
+#define RISC_WRITECM	 0xC0000000
+#define RISC_WRITECR	 0xD0000000
+#define RISC_WRITEC		 0x50000000
+#define RISC_READC		 0xA0000000
+
+#define RISC_SYNC_ODD		 0x00000000
+#define RISC_SYNC_EVEN		 0x00000200
+#define RISC_SYNC_ODD_VBI	 0x00000006
+#define RISC_SYNC_EVEN_VBI	 0x00000207
+#define RISC_NOOP			 0xF0000000
+
+//*****************************************************************************
+// ASB SRAM
+//*****************************************************************************
+#define  TX_SRAM                   0x000000	// Transmit SRAM
+
+//*****************************************************************************
+#define  RX_RAM                    0x010000	// Receive SRAM
+
+//*****************************************************************************
+// Application Layer (AL)
+//*****************************************************************************
+#define  DEV_CNTRL2                0x040000	// Device control
+#define  FLD_RUN_RISC              0x00000020
+
+//*****************************************************************************
+#define  PCI_INT_MSK               0x040010	// PCI interrupt mask
+#define  PCI_INT_STAT              0x040014	// PCI interrupt status
+#define  PCI_INT_MSTAT             0x040018	// PCI interrupt masked status
+#define  FLD_HAMMERHEAD_INT        (1 << 27)
+#define  FLD_UART_INT              (1 << 26)
+#define  FLD_IRQN_INT              (1 << 25)
+#define  FLD_TM_INT                (1 << 28)
+#define  FLD_I2C_3_RACK            (1 << 27)
+#define  FLD_I2C_3_INT             (1 << 26)
+#define  FLD_I2C_2_RACK            (1 << 25)
+#define  FLD_I2C_2_INT             (1 << 24)
+#define  FLD_I2C_1_RACK            (1 << 23)
+#define  FLD_I2C_1_INT             (1 << 22)
+
+#define  FLD_APB_DMA_BERR_INT      (1 << 21)
+#define  FLD_AL_WR_BERR_INT        (1 << 20)
+#define  FLD_AL_RD_BERR_INT        (1 << 19)
+#define  FLD_RISC_WR_BERR_INT      (1 << 18)
+#define  FLD_RISC_RD_BERR_INT      (1 << 17)
+
+#define  FLD_VID_I_INT             (1 << 8)
+#define  FLD_VID_H_INT             (1 << 7)
+#define  FLD_VID_G_INT             (1 << 6)
+#define  FLD_VID_F_INT             (1 << 5)
+#define  FLD_VID_E_INT             (1 << 4)
+#define  FLD_VID_D_INT             (1 << 3)
+#define  FLD_VID_C_INT             (1 << 2)
+#define  FLD_VID_B_INT             (1 << 1)
+#define  FLD_VID_A_INT             (1 << 0)
+
+//*****************************************************************************
+#define  VID_A_INT_MSK             0x040020	// Video A interrupt mask
+#define  VID_A_INT_STAT            0x040024	// Video A interrupt status
+#define  VID_A_INT_MSTAT           0x040028	// Video A interrupt masked status
+#define  VID_A_INT_SSTAT           0x04002C	// Video A interrupt set status
+
+//*****************************************************************************
+#define  VID_B_INT_MSK             0x040030	// Video B interrupt mask
+#define  VID_B_INT_STAT            0x040034	// Video B interrupt status
+#define  VID_B_INT_MSTAT           0x040038	// Video B interrupt masked status
+#define  VID_B_INT_SSTAT           0x04003C	// Video B interrupt set status
+
+//*****************************************************************************
+#define  VID_C_INT_MSK             0x040040	// Video C interrupt mask
+#define  VID_C_INT_STAT            0x040044	// Video C interrupt status
+#define  VID_C_INT_MSTAT           0x040048	// Video C interrupt masked status
+#define  VID_C_INT_SSTAT           0x04004C	// Video C interrupt set status
+
+//*****************************************************************************
+#define  VID_D_INT_MSK             0x040050	// Video D interrupt mask
+#define  VID_D_INT_STAT            0x040054	// Video D interrupt status
+#define  VID_D_INT_MSTAT           0x040058	// Video D interrupt masked status
+#define  VID_D_INT_SSTAT           0x04005C	// Video D interrupt set status
+
+//*****************************************************************************
+#define  VID_E_INT_MSK             0x040060	// Video E interrupt mask
+#define  VID_E_INT_STAT            0x040064	// Video E interrupt status
+#define  VID_E_INT_MSTAT           0x040068	// Video E interrupt masked status
+#define  VID_E_INT_SSTAT           0x04006C	// Video E interrupt set status
+
+//*****************************************************************************
+#define  VID_F_INT_MSK             0x040070	// Video F interrupt mask
+#define  VID_F_INT_STAT            0x040074	// Video F interrupt status
+#define  VID_F_INT_MSTAT           0x040078	// Video F interrupt masked status
+#define  VID_F_INT_SSTAT           0x04007C	// Video F interrupt set status
+
+//*****************************************************************************
+#define  VID_G_INT_MSK             0x040080	// Video G interrupt mask
+#define  VID_G_INT_STAT            0x040084	// Video G interrupt status
+#define  VID_G_INT_MSTAT           0x040088	// Video G interrupt masked status
+#define  VID_G_INT_SSTAT           0x04008C	// Video G interrupt set status
+
+//*****************************************************************************
+#define  VID_H_INT_MSK             0x040090	// Video H interrupt mask
+#define  VID_H_INT_STAT            0x040094	// Video H interrupt status
+#define  VID_H_INT_MSTAT           0x040098	// Video H interrupt masked status
+#define  VID_H_INT_SSTAT           0x04009C	// Video H interrupt set status
+
+//*****************************************************************************
+#define  VID_I_INT_MSK             0x0400A0	// Video I interrupt mask
+#define  VID_I_INT_STAT            0x0400A4	// Video I interrupt status
+#define  VID_I_INT_MSTAT           0x0400A8	// Video I interrupt masked status
+#define  VID_I_INT_SSTAT           0x0400AC	// Video I interrupt set status
+
+//*****************************************************************************
+#define  VID_J_INT_MSK             0x0400B0	// Video J interrupt mask
+#define  VID_J_INT_STAT            0x0400B4	// Video J interrupt status
+#define  VID_J_INT_MSTAT           0x0400B8	// Video J interrupt masked status
+#define  VID_J_INT_SSTAT           0x0400BC	// Video J interrupt set status
+
+#define  FLD_VID_SRC_OPC_ERR       0x00020000
+#define  FLD_VID_DST_OPC_ERR       0x00010000
+#define  FLD_VID_SRC_SYNC          0x00002000
+#define  FLD_VID_DST_SYNC          0x00001000
+#define  FLD_VID_SRC_UF            0x00000200
+#define  FLD_VID_DST_OF            0x00000100
+#define  FLD_VID_SRC_RISC2         0x00000020
+#define  FLD_VID_DST_RISC2         0x00000010
+#define  FLD_VID_SRC_RISC1         0x00000002
+#define  FLD_VID_DST_RISC1         0x00000001
+#define  FLD_VID_SRC_ERRORS		FLD_VID_SRC_OPC_ERR | FLD_VID_SRC_SYNC | FLD_VID_SRC_UF
+#define  FLD_VID_DST_ERRORS		FLD_VID_DST_OPC_ERR | FLD_VID_DST_SYNC | FLD_VID_DST_OF
+
+//*****************************************************************************
+#define  AUD_A_INT_MSK             0x0400C0	// Audio Int interrupt mask
+#define  AUD_A_INT_STAT            0x0400C4	// Audio Int interrupt status
+#define  AUD_A_INT_MSTAT           0x0400C8	// Audio Int interrupt masked status
+#define  AUD_A_INT_SSTAT           0x0400CC	// Audio Int interrupt set status
+
+//*****************************************************************************
+#define  AUD_B_INT_MSK             0x0400D0	// Audio Int interrupt mask
+#define  AUD_B_INT_STAT            0x0400D4	// Audio Int interrupt status
+#define  AUD_B_INT_MSTAT           0x0400D8	// Audio Int interrupt masked status
+#define  AUD_B_INT_SSTAT           0x0400DC	// Audio Int interrupt set status
+
+//*****************************************************************************
+#define  AUD_C_INT_MSK             0x0400E0	// Audio Int interrupt mask
+#define  AUD_C_INT_STAT            0x0400E4	// Audio Int interrupt status
+#define  AUD_C_INT_MSTAT           0x0400E8	// Audio Int interrupt masked status
+#define  AUD_C_INT_SSTAT           0x0400EC	// Audio Int interrupt set status
+
+//*****************************************************************************
+#define  AUD_D_INT_MSK             0x0400F0	// Audio Int interrupt mask
+#define  AUD_D_INT_STAT            0x0400F4	// Audio Int interrupt status
+#define  AUD_D_INT_MSTAT           0x0400F8	// Audio Int interrupt masked status
+#define  AUD_D_INT_SSTAT           0x0400FC	// Audio Int interrupt set status
+
+//*****************************************************************************
+#define  AUD_E_INT_MSK             0x040100	// Audio Int interrupt mask
+#define  AUD_E_INT_STAT            0x040104	// Audio Int interrupt status
+#define  AUD_E_INT_MSTAT           0x040108	// Audio Int interrupt masked status
+#define  AUD_E_INT_SSTAT           0x04010C	// Audio Int interrupt set status
+
+#define  FLD_AUD_SRC_OPC_ERR       0x00020000
+#define  FLD_AUD_DST_OPC_ERR       0x00010000
+#define  FLD_AUD_SRC_SYNC          0x00002000
+#define  FLD_AUD_DST_SYNC          0x00001000
+#define  FLD_AUD_SRC_OF            0x00000200
+#define  FLD_AUD_DST_OF            0x00000100
+#define  FLD_AUD_SRC_RISCI2        0x00000020
+#define  FLD_AUD_DST_RISCI2        0x00000010
+#define  FLD_AUD_SRC_RISCI1        0x00000002
+#define  FLD_AUD_DST_RISCI1        0x00000001
+
+//*****************************************************************************
+#define  MBIF_A_INT_MSK             0x040110	// MBIF Int interrupt mask
+#define  MBIF_A_INT_STAT            0x040114	// MBIF Int interrupt status
+#define  MBIF_A_INT_MSTAT           0x040118	// MBIF Int interrupt masked status
+#define  MBIF_A_INT_SSTAT           0x04011C	// MBIF Int interrupt set status
+
+//*****************************************************************************
+#define  MBIF_B_INT_MSK             0x040120	// MBIF Int interrupt mask
+#define  MBIF_B_INT_STAT            0x040124	// MBIF Int interrupt status
+#define  MBIF_B_INT_MSTAT           0x040128	// MBIF Int interrupt masked status
+#define  MBIF_B_INT_SSTAT           0x04012C	// MBIF Int interrupt set status
+
+#define  FLD_MBIF_DST_OPC_ERR       0x00010000
+#define  FLD_MBIF_DST_SYNC          0x00001000
+#define  FLD_MBIF_DST_OF            0x00000100
+#define  FLD_MBIF_DST_RISCI2        0x00000010
+#define  FLD_MBIF_DST_RISCI1        0x00000001
+
+//*****************************************************************************
+#define  AUD_EXT_INT_MSK           0x040060	// Audio Ext interrupt mask
+#define  AUD_EXT_INT_STAT          0x040064	// Audio Ext interrupt status
+#define  AUD_EXT_INT_MSTAT         0x040068	// Audio Ext interrupt masked status
+#define  AUD_EXT_INT_SSTAT         0x04006C	// Audio Ext interrupt set status
+#define  FLD_AUD_EXT_OPC_ERR       0x00010000
+#define  FLD_AUD_EXT_SYNC          0x00001000
+#define  FLD_AUD_EXT_OF            0x00000100
+#define  FLD_AUD_EXT_RISCI2        0x00000010
+#define  FLD_AUD_EXT_RISCI1        0x00000001
+
+//*****************************************************************************
+#define  GPIO_LO                   0x110010	// Lower  of GPIO pins [31:0]
+#define  GPIO_HI                   0x110014	// Upper WORD  of GPIO pins [47:31]
+
+#define  GPIO_LO_OE                0x110018	// Lower  of GPIO output enable [31:0]
+#define  GPIO_HI_OE                0x11001C	// Upper word  of GPIO output enable [47:32]
+
+#define  GPIO_LO_INT_MSK           0x11003C	// GPIO interrupt mask
+#define  GPIO_LO_INT_STAT          0x110044	// GPIO interrupt status
+#define  GPIO_LO_INT_MSTAT         0x11004C	// GPIO interrupt masked status
+#define  GPIO_LO_ISM_SNS           0x110054	// GPIO interrupt sensitivity
+#define  GPIO_LO_ISM_POL           0x11005C	// GPIO interrupt polarity
+
+#define  GPIO_HI_INT_MSK           0x110040	// GPIO interrupt mask
+#define  GPIO_HI_INT_STAT          0x110048	// GPIO interrupt status
+#define  GPIO_HI_INT_MSTAT         0x110050	// GPIO interrupt masked status
+#define  GPIO_HI_ISM_SNS           0x110058	// GPIO interrupt sensitivity
+#define  GPIO_HI_ISM_POL           0x110060	// GPIO interrupt polarity
+
+#define  FLD_GPIO43_INT            (1 << 11)
+#define  FLD_GPIO42_INT            (1 << 10)
+#define  FLD_GPIO41_INT            (1 << 9)
+#define  FLD_GPIO40_INT            (1 << 8)
+
+#define  FLD_GPIO9_INT             (1 << 9)
+#define  FLD_GPIO8_INT             (1 << 8)
+#define  FLD_GPIO7_INT             (1 << 7)
+#define  FLD_GPIO6_INT             (1 << 6)
+#define  FLD_GPIO5_INT             (1 << 5)
+#define  FLD_GPIO4_INT             (1 << 4)
+#define  FLD_GPIO3_INT             (1 << 3)
+#define  FLD_GPIO2_INT             (1 << 2)
+#define  FLD_GPIO1_INT             (1 << 1)
+#define  FLD_GPIO0_INT             (1 << 0)
+
+//*****************************************************************************
+#define  TC_REQ                    0x040090	// Rider PCI Express traFFic class request
+
+//*****************************************************************************
+#define  TC_REQ_SET                0x040094	// Rider PCI Express traFFic class request set
+
+//*****************************************************************************
+// Rider
+//*****************************************************************************
+
+// PCI Compatible Header
+//*****************************************************************************
+#define  RDR_CFG0                  0x050000
+#define  RDR_VENDOR_DEVICE_ID_CFG  0x050000
+
+//*****************************************************************************
+#define  RDR_CFG1                  0x050004
+
+//*****************************************************************************
+#define  RDR_CFG2                  0x050008
+
+//*****************************************************************************
+#define  RDR_CFG3                  0x05000C
+
+//*****************************************************************************
+#define  RDR_CFG4                  0x050010
+
+//*****************************************************************************
+#define  RDR_CFG5                  0x050014
+
+//*****************************************************************************
+#define  RDR_CFG6                  0x050018
+
+//*****************************************************************************
+#define  RDR_CFG7                  0x05001C
+
+//*****************************************************************************
+#define  RDR_CFG8                  0x050020
+
+//*****************************************************************************
+#define  RDR_CFG9                  0x050024
+
+//*****************************************************************************
+#define  RDR_CFGA                  0x050028
+
+//*****************************************************************************
+#define  RDR_CFGB                  0x05002C
+#define  RDR_SUSSYSTEM_ID_CFG      0x05002C
+
+//*****************************************************************************
+#define  RDR_CFGC                  0x050030
+
+//*****************************************************************************
+#define  RDR_CFGD                  0x050034
+
+//*****************************************************************************
+#define  RDR_CFGE                  0x050038
+
+//*****************************************************************************
+#define  RDR_CFGF                  0x05003C
+
+//*****************************************************************************
+// PCI-Express Capabilities
+//*****************************************************************************
+#define  RDR_PECAP                 0x050040
+
+//*****************************************************************************
+#define  RDR_PEDEVCAP              0x050044
+
+//*****************************************************************************
+#define  RDR_PEDEVSC               0x050048
+
+//*****************************************************************************
+#define  RDR_PELINKCAP             0x05004C
+
+//*****************************************************************************
+#define  RDR_PELINKSC              0x050050
+
+//*****************************************************************************
+#define  RDR_PMICAP                0x050080
+
+//*****************************************************************************
+#define  RDR_PMCSR                 0x050084
+
+//*****************************************************************************
+#define  RDR_VPDCAP                0x050090
+
+//*****************************************************************************
+#define  RDR_VPDDATA               0x050094
+
+//*****************************************************************************
+#define  RDR_MSICAP                0x0500A0
+
+//*****************************************************************************
+#define  RDR_MSIARL                0x0500A4
+
+//*****************************************************************************
+#define  RDR_MSIARU                0x0500A8
+
+//*****************************************************************************
+#define  RDR_MSIDATA               0x0500AC
+
+//*****************************************************************************
+// PCI Express Extended Capabilities
+//*****************************************************************************
+#define  RDR_AERXCAP               0x050100
+
+//*****************************************************************************
+#define  RDR_AERUESTA              0x050104
+
+//*****************************************************************************
+#define  RDR_AERUEMSK              0x050108
+
+//*****************************************************************************
+#define  RDR_AERUESEV              0x05010C
+
+//*****************************************************************************
+#define  RDR_AERCESTA              0x050110
+
+//*****************************************************************************
+#define  RDR_AERCEMSK              0x050114
+
+//*****************************************************************************
+#define  RDR_AERCC                 0x050118
+
+//*****************************************************************************
+#define  RDR_AERHL0                0x05011C
+
+//*****************************************************************************
+#define  RDR_AERHL1                0x050120
+
+//*****************************************************************************
+#define  RDR_AERHL2                0x050124
+
+//*****************************************************************************
+#define  RDR_AERHL3                0x050128
+
+//*****************************************************************************
+#define  RDR_VCXCAP                0x050200
+
+//*****************************************************************************
+#define  RDR_VCCAP1                0x050204
+
+//*****************************************************************************
+#define  RDR_VCCAP2                0x050208
+
+//*****************************************************************************
+#define  RDR_VCSC                  0x05020C
+
+//*****************************************************************************
+#define  RDR_VCR0_CAP              0x050210
+
+//*****************************************************************************
+#define  RDR_VCR0_CTRL             0x050214
+
+//*****************************************************************************
+#define  RDR_VCR0_STAT             0x050218
+
+//*****************************************************************************
+#define  RDR_VCR1_CAP              0x05021C
+
+//*****************************************************************************
+#define  RDR_VCR1_CTRL             0x050220
+
+//*****************************************************************************
+#define  RDR_VCR1_STAT             0x050224
+
+//*****************************************************************************
+#define  RDR_VCR2_CAP              0x050228
+
+//*****************************************************************************
+#define  RDR_VCR2_CTRL             0x05022C
+
+//*****************************************************************************
+#define  RDR_VCR2_STAT             0x050230
+
+//*****************************************************************************
+#define  RDR_VCR3_CAP              0x050234
+
+//*****************************************************************************
+#define  RDR_VCR3_CTRL             0x050238
+
+//*****************************************************************************
+#define  RDR_VCR3_STAT             0x05023C
+
+//*****************************************************************************
+#define  RDR_VCARB0                0x050240
+
+//*****************************************************************************
+#define  RDR_VCARB1                0x050244
+
+//*****************************************************************************
+#define  RDR_VCARB2                0x050248
+
+//*****************************************************************************
+#define  RDR_VCARB3                0x05024C
+
+//*****************************************************************************
+#define  RDR_VCARB4                0x050250
+
+//*****************************************************************************
+#define  RDR_VCARB5                0x050254
+
+//*****************************************************************************
+#define  RDR_VCARB6                0x050258
+
+//*****************************************************************************
+#define  RDR_VCARB7                0x05025C
+
+//*****************************************************************************
+#define  RDR_RDRSTAT0              0x050300
+
+//*****************************************************************************
+#define  RDR_RDRSTAT1              0x050304
+
+//*****************************************************************************
+#define  RDR_RDRCTL0               0x050308
+
+//*****************************************************************************
+#define  RDR_RDRCTL1               0x05030C
+
+//*****************************************************************************
+// Transaction Layer Registers
+//*****************************************************************************
+#define  RDR_TLSTAT0               0x050310
+
+//*****************************************************************************
+#define  RDR_TLSTAT1               0x050314
+
+//*****************************************************************************
+#define  RDR_TLCTL0                0x050318
+#define  FLD_CFG_UR_CPL_MODE       0x00000040
+#define  FLD_CFG_CORR_ERR_QUITE    0x00000020
+#define  FLD_CFG_RCB_CK_EN         0x00000010
+#define  FLD_CFG_BNDRY_CK_EN       0x00000008
+#define  FLD_CFG_BYTE_EN_CK_EN     0x00000004
+#define  FLD_CFG_RELAX_ORDER_MSK   0x00000002
+#define  FLD_CFG_TAG_ORDER_EN      0x00000001
+
+//*****************************************************************************
+#define  RDR_TLCTL1                0x05031C
+
+//*****************************************************************************
+#define  RDR_REQRCAL               0x050320
+
+//*****************************************************************************
+#define  RDR_REQRCAU               0x050324
+
+//*****************************************************************************
+#define  RDR_REQEPA                0x050328
+
+//*****************************************************************************
+#define  RDR_REQCTRL               0x05032C
+
+//*****************************************************************************
+#define  RDR_REQSTAT               0x050330
+
+//*****************************************************************************
+#define  RDR_TL_TEST               0x050334
+
+//*****************************************************************************
+#define  RDR_VCR01_CTL             0x050348
+
+//*****************************************************************************
+#define  RDR_VCR23_CTL             0x05034C
+
+//*****************************************************************************
+#define  RDR_RX_VCR0_FC            0x050350
+
+//*****************************************************************************
+#define  RDR_RX_VCR1_FC            0x050354
+
+//*****************************************************************************
+#define  RDR_RX_VCR2_FC            0x050358
+
+//*****************************************************************************
+#define  RDR_RX_VCR3_FC            0x05035C
+
+//*****************************************************************************
+// Data Link Layer Registers
+//*****************************************************************************
+#define  RDR_DLLSTAT               0x050360
+
+//*****************************************************************************
+#define  RDR_DLLCTRL               0x050364
+
+//*****************************************************************************
+#define  RDR_REPLAYTO              0x050368
+
+//*****************************************************************************
+#define  RDR_ACKLATTO              0x05036C
+
+//*****************************************************************************
+// MAC Layer Registers
+//*****************************************************************************
+#define  RDR_MACSTAT0              0x050380
+
+//*****************************************************************************
+#define  RDR_MACSTAT1              0x050384
+
+//*****************************************************************************
+#define  RDR_MACCTRL0              0x050388
+
+//*****************************************************************************
+#define  RDR_MACCTRL1              0x05038C
+
+//*****************************************************************************
+#define  RDR_MACCTRL2              0x050390
+
+//*****************************************************************************
+#define  RDR_MAC_LB_DATA           0x050394
+
+//*****************************************************************************
+#define  RDR_L0S_EXIT_LAT          0x050398
+
+//*****************************************************************************
+// DMAC
+//*****************************************************************************
+#define  DMA1_PTR1                 0x100000	// DMA Current Ptr : Ch#1
+
+//*****************************************************************************
+#define  DMA2_PTR1                 0x100004	// DMA Current Ptr : Ch#2
+
+//*****************************************************************************
+#define  DMA3_PTR1                 0x100008	// DMA Current Ptr : Ch#3
+
+//*****************************************************************************
+#define  DMA4_PTR1                 0x10000C	// DMA Current Ptr : Ch#4
+
+//*****************************************************************************
+#define  DMA5_PTR1                 0x100010	// DMA Current Ptr : Ch#5
+
+//*****************************************************************************
+#define  DMA6_PTR1                 0x100014	// DMA Current Ptr : Ch#6
+
+//*****************************************************************************
+#define  DMA7_PTR1                 0x100018	// DMA Current Ptr : Ch#7
+
+//*****************************************************************************
+#define  DMA8_PTR1                 0x10001C	// DMA Current Ptr : Ch#8
+
+//*****************************************************************************
+#define  DMA9_PTR1                 0x100020	// DMA Current Ptr : Ch#9
+
+//*****************************************************************************
+#define  DMA10_PTR1                0x100024	// DMA Current Ptr : Ch#10
+
+//*****************************************************************************
+#define  DMA11_PTR1                0x100028	// DMA Current Ptr : Ch#11
+
+//*****************************************************************************
+#define  DMA12_PTR1                0x10002C	// DMA Current Ptr : Ch#12
+
+//*****************************************************************************
+#define  DMA13_PTR1                0x100030	// DMA Current Ptr : Ch#13
+
+//*****************************************************************************
+#define  DMA14_PTR1                0x100034	// DMA Current Ptr : Ch#14
+
+//*****************************************************************************
+#define  DMA15_PTR1                0x100038	// DMA Current Ptr : Ch#15
+
+//*****************************************************************************
+#define  DMA16_PTR1                0x10003C	// DMA Current Ptr : Ch#16
+
+//*****************************************************************************
+#define  DMA17_PTR1                0x100040	// DMA Current Ptr : Ch#17
+
+//*****************************************************************************
+#define  DMA18_PTR1                0x100044	// DMA Current Ptr : Ch#18
+
+//*****************************************************************************
+#define  DMA19_PTR1                0x100048	// DMA Current Ptr : Ch#19
+
+//*****************************************************************************
+#define  DMA20_PTR1                0x10004C	// DMA Current Ptr : Ch#20
+
+//*****************************************************************************
+#define  DMA21_PTR1                0x100050	// DMA Current Ptr : Ch#21
+
+//*****************************************************************************
+#define  DMA22_PTR1                0x100054	// DMA Current Ptr : Ch#22
+
+//*****************************************************************************
+#define  DMA23_PTR1                0x100058	// DMA Current Ptr : Ch#23
+
+//*****************************************************************************
+#define  DMA24_PTR1                0x10005C	// DMA Current Ptr : Ch#24
+
+//*****************************************************************************
+#define  DMA25_PTR1                0x100060	// DMA Current Ptr : Ch#25
+
+//*****************************************************************************
+#define  DMA26_PTR1                0x100064	// DMA Current Ptr : Ch#26
+
+//*****************************************************************************
+#define  DMA1_PTR2                 0x100080	// DMA Tab Ptr : Ch#1
+
+//*****************************************************************************
+#define  DMA2_PTR2                 0x100084	// DMA Tab Ptr : Ch#2
+
+//*****************************************************************************
+#define  DMA3_PTR2                 0x100088	// DMA Tab Ptr : Ch#3
+
+//*****************************************************************************
+#define  DMA4_PTR2                 0x10008C	// DMA Tab Ptr : Ch#4
+
+//*****************************************************************************
+#define  DMA5_PTR2                 0x100090	// DMA Tab Ptr : Ch#5
+
+//*****************************************************************************
+#define  DMA6_PTR2                 0x100094	// DMA Tab Ptr : Ch#6
+
+//*****************************************************************************
+#define  DMA7_PTR2                 0x100098	// DMA Tab Ptr : Ch#7
+
+//*****************************************************************************
+#define  DMA8_PTR2                 0x10009C	// DMA Tab Ptr : Ch#8
+
+//*****************************************************************************
+#define  DMA9_PTR2                 0x1000A0	// DMA Tab Ptr : Ch#9
+
+//*****************************************************************************
+#define  DMA10_PTR2                0x1000A4	// DMA Tab Ptr : Ch#10
+
+//*****************************************************************************
+#define  DMA11_PTR2                0x1000A8	// DMA Tab Ptr : Ch#11
+
+//*****************************************************************************
+#define  DMA12_PTR2                0x1000AC	// DMA Tab Ptr : Ch#12
+
+//*****************************************************************************
+#define  DMA13_PTR2                0x1000B0	// DMA Tab Ptr : Ch#13
+
+//*****************************************************************************
+#define  DMA14_PTR2                0x1000B4	// DMA Tab Ptr : Ch#14
+
+//*****************************************************************************
+#define  DMA15_PTR2                0x1000B8	// DMA Tab Ptr : Ch#15
+
+//*****************************************************************************
+#define  DMA16_PTR2                0x1000BC	// DMA Tab Ptr : Ch#16
+
+//*****************************************************************************
+#define  DMA17_PTR2                0x1000C0	// DMA Tab Ptr : Ch#17
+
+//*****************************************************************************
+#define  DMA18_PTR2                0x1000C4	// DMA Tab Ptr : Ch#18
+
+//*****************************************************************************
+#define  DMA19_PTR2                0x1000C8	// DMA Tab Ptr : Ch#19
+
+//*****************************************************************************
+#define  DMA20_PTR2                0x1000CC	// DMA Tab Ptr : Ch#20
+
+//*****************************************************************************
+#define  DMA21_PTR2                0x1000D0	// DMA Tab Ptr : Ch#21
+
+//*****************************************************************************
+#define  DMA22_PTR2                0x1000D4	// DMA Tab Ptr : Ch#22
+
+//*****************************************************************************
+#define  DMA23_PTR2                0x1000D8	// DMA Tab Ptr : Ch#23
+
+//*****************************************************************************
+#define  DMA24_PTR2                0x1000DC	// DMA Tab Ptr : Ch#24
+
+//*****************************************************************************
+#define  DMA25_PTR2                0x1000E0	// DMA Tab Ptr : Ch#25
+
+//*****************************************************************************
+#define  DMA26_PTR2                0x1000E4	// DMA Tab Ptr : Ch#26
+
+//*****************************************************************************
+#define  DMA1_CNT1                 0x100100	// DMA BuFFer Size : Ch#1
+
+//*****************************************************************************
+#define  DMA2_CNT1                 0x100104	// DMA BuFFer Size : Ch#2
+
+//*****************************************************************************
+#define  DMA3_CNT1                 0x100108	// DMA BuFFer Size : Ch#3
+
+//*****************************************************************************
+#define  DMA4_CNT1                 0x10010C	// DMA BuFFer Size : Ch#4
+
+//*****************************************************************************
+#define  DMA5_CNT1                 0x100110	// DMA BuFFer Size : Ch#5
+
+//*****************************************************************************
+#define  DMA6_CNT1                 0x100114	// DMA BuFFer Size : Ch#6
+
+//*****************************************************************************
+#define  DMA7_CNT1                 0x100118	// DMA BuFFer Size : Ch#7
+
+//*****************************************************************************
+#define  DMA8_CNT1                 0x10011C	// DMA BuFFer Size : Ch#8
+
+//*****************************************************************************
+#define  DMA9_CNT1                 0x100120	// DMA BuFFer Size : Ch#9
+
+//*****************************************************************************
+#define  DMA10_CNT1                0x100124	// DMA BuFFer Size : Ch#10
+
+//*****************************************************************************
+#define  DMA11_CNT1                0x100128	// DMA BuFFer Size : Ch#11
+
+//*****************************************************************************
+#define  DMA12_CNT1                0x10012C	// DMA BuFFer Size : Ch#12
+
+//*****************************************************************************
+#define  DMA13_CNT1                0x100130	// DMA BuFFer Size : Ch#13
+
+//*****************************************************************************
+#define  DMA14_CNT1                0x100134	// DMA BuFFer Size : Ch#14
+
+//*****************************************************************************
+#define  DMA15_CNT1                0x100138	// DMA BuFFer Size : Ch#15
+
+//*****************************************************************************
+#define  DMA16_CNT1                0x10013C	// DMA BuFFer Size : Ch#16
+
+//*****************************************************************************
+#define  DMA17_CNT1                0x100140	// DMA BuFFer Size : Ch#17
+
+//*****************************************************************************
+#define  DMA18_CNT1                0x100144	// DMA BuFFer Size : Ch#18
+
+//*****************************************************************************
+#define  DMA19_CNT1                0x100148	// DMA BuFFer Size : Ch#19
+
+//*****************************************************************************
+#define  DMA20_CNT1                0x10014C	// DMA BuFFer Size : Ch#20
+
+//*****************************************************************************
+#define  DMA21_CNT1                0x100150	// DMA BuFFer Size : Ch#21
+
+//*****************************************************************************
+#define  DMA22_CNT1                0x100154	// DMA BuFFer Size : Ch#22
+
+//*****************************************************************************
+#define  DMA23_CNT1                0x100158	// DMA BuFFer Size : Ch#23
+
+//*****************************************************************************
+#define  DMA24_CNT1                0x10015C	// DMA BuFFer Size : Ch#24
+
+//*****************************************************************************
+#define  DMA25_CNT1                0x100160	// DMA BuFFer Size : Ch#25
+
+//*****************************************************************************
+#define  DMA26_CNT1                0x100164	// DMA BuFFer Size : Ch#26
+
+//*****************************************************************************
+#define  DMA1_CNT2                 0x100180	// DMA Table Size : Ch#1
+
+//*****************************************************************************
+#define  DMA2_CNT2                 0x100184	// DMA Table Size : Ch#2
+
+//*****************************************************************************
+#define  DMA3_CNT2                 0x100188	// DMA Table Size : Ch#3
+
+//*****************************************************************************
+#define  DMA4_CNT2                 0x10018C	// DMA Table Size : Ch#4
+
+//*****************************************************************************
+#define  DMA5_CNT2                 0x100190	// DMA Table Size : Ch#5
+
+//*****************************************************************************
+#define  DMA6_CNT2                 0x100194	// DMA Table Size : Ch#6
+
+//*****************************************************************************
+#define  DMA7_CNT2                 0x100198	// DMA Table Size : Ch#7
+
+//*****************************************************************************
+#define  DMA8_CNT2                 0x10019C	// DMA Table Size : Ch#8
+
+//*****************************************************************************
+#define  DMA9_CNT2                 0x1001A0	// DMA Table Size : Ch#9
+
+//*****************************************************************************
+#define  DMA10_CNT2                0x1001A4	// DMA Table Size : Ch#10
+
+//*****************************************************************************
+#define  DMA11_CNT2                0x1001A8	// DMA Table Size : Ch#11
+
+//*****************************************************************************
+#define  DMA12_CNT2                0x1001AC	// DMA Table Size : Ch#12
+
+//*****************************************************************************
+#define  DMA13_CNT2                0x1001B0	// DMA Table Size : Ch#13
+
+//*****************************************************************************
+#define  DMA14_CNT2                0x1001B4	// DMA Table Size : Ch#14
+
+//*****************************************************************************
+#define  DMA15_CNT2                0x1001B8	// DMA Table Size : Ch#15
+
+//*****************************************************************************
+#define  DMA16_CNT2                0x1001BC	// DMA Table Size : Ch#16
+
+//*****************************************************************************
+#define  DMA17_CNT2                0x1001C0	// DMA Table Size : Ch#17
+
+//*****************************************************************************
+#define  DMA18_CNT2                0x1001C4	// DMA Table Size : Ch#18
+
+//*****************************************************************************
+#define  DMA19_CNT2                0x1001C8	// DMA Table Size : Ch#19
+
+//*****************************************************************************
+#define  DMA20_CNT2                0x1001CC	// DMA Table Size : Ch#20
+
+//*****************************************************************************
+#define  DMA21_CNT2                0x1001D0	// DMA Table Size : Ch#21
+
+//*****************************************************************************
+#define  DMA22_CNT2                0x1001D4	// DMA Table Size : Ch#22
+
+//*****************************************************************************
+#define  DMA23_CNT2                0x1001D8	// DMA Table Size : Ch#23
+
+//*****************************************************************************
+#define  DMA24_CNT2                0x1001DC	// DMA Table Size : Ch#24
+
+//*****************************************************************************
+#define  DMA25_CNT2                0x1001E0	// DMA Table Size : Ch#25
+
+//*****************************************************************************
+#define  DMA26_CNT2                0x1001E4	// DMA Table Size : Ch#26
+
+//*****************************************************************************
+ // ITG
+//*****************************************************************************
+#define  TM_CNT_LDW                0x110000	// Timer : Counter low
+
+//*****************************************************************************
+#define  TM_CNT_UW                 0x110004	// Timer : Counter high word
+
+//*****************************************************************************
+#define  TM_LMT_LDW                0x110008	// Timer : Limit low
+
+//*****************************************************************************
+#define  TM_LMT_UW                 0x11000C	// Timer : Limit high word
+
+//*****************************************************************************
+#define  GP0_IO                    0x110010	// GPIO output enables data I/O
+#define  FLD_GP_OE                 0x00FF0000	// GPIO: GP_OE output enable
+#define  FLD_GP_IN                 0x0000FF00	// GPIO: GP_IN status
+#define  FLD_GP_OUT                0x000000FF	// GPIO: GP_OUT control
+
+//*****************************************************************************
+#define  GPIO_ISM                  0x110014	// GPIO interrupt sensitivity mode
+#define  FLD_GP_ISM_SNS            0x00000070
+#define  FLD_GP_ISM_POL            0x00000007
+
+//*****************************************************************************
+#define  SOFT_RESET                0x11001C	// Output system reset reg
+#define  FLD_PECOS_SOFT_RESET      0x00000001
+
+//*****************************************************************************
+#define  MC416_RWD                 0x110020	// MC416 GPIO[18:3] pin
+#define  MC416_OEN                 0x110024	// Output enable of GPIO[18:3]
+#define  MC416_CTL                 0x110028
+
+//*****************************************************************************
+#define  ALT_PIN_OUT_SEL           0x11002C	// Alternate GPIO output select
+
+#define  FLD_ALT_GPIO_OUT_SEL      0xF0000000
+// 0          Disabled <-- default
+// 1          GPIO[0]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+// 8          ATT_IF
+
+#define  FLD_AUX_PLL_CLK_ALT_SEL   0x0F000000
+// 0          AUX_PLL_CLK<-- default
+// 1          GPIO[2]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_IR_TX_ALT_SEL         0x00F00000
+// 0          IR_TX <-- default
+// 1          GPIO[1]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_IR_RX_ALT_SEL         0x000F0000
+// 0          IR_RX <-- default
+// 1          GPIO[0]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_GPIO10_ALT_SEL        0x0000F000
+// 0          GPIO[10] <-- default
+// 1          GPIO[0]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_GPIO2_ALT_SEL         0x00000F00
+// 0          GPIO[2] <-- default
+// 1          GPIO[1]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_GPIO1_ALT_SEL         0x000000F0
+// 0          GPIO[1] <-- default
+// 1          GPIO[0]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  FLD_GPIO0_ALT_SEL         0x0000000F
+// 0          GPIO[0] <-- default
+// 1          GPIO[1]
+// 2          GPIO[10]
+// 3          VIP_656_DATA_VAL
+// 4          VIP_656_DATA[0]
+// 5          VIP_656_CLK
+// 6          VIP_656_DATA_EXT[1]
+// 7          VIP_656_DATA_EXT[0]
+
+#define  ALT_PIN_IN_SEL            0x110030	// Alternate GPIO input select
+
+#define  FLD_GPIO10_ALT_IN_SEL     0x0000F000
+// 0          GPIO[10] <-- default
+// 1          IR_RX
+// 2          IR_TX
+// 3          AUX_PLL_CLK
+// 4          IF_ATT_SEL
+// 5          GPIO[0]
+// 6          GPIO[1]
+// 7          GPIO[2]
+
+#define  FLD_GPIO2_ALT_IN_SEL      0x00000F00
+// 0          GPIO[2] <-- default
+// 1          IR_RX
+// 2          IR_TX
+// 3          AUX_PLL_CLK
+// 4          IF_ATT_SEL
+
+#define  FLD_GPIO1_ALT_IN_SEL      0x000000F0
+// 0          GPIO[1] <-- default
+// 1          IR_RX
+// 2          IR_TX
+// 3          AUX_PLL_CLK
+// 4          IF_ATT_SEL
+
+#define  FLD_GPIO0_ALT_IN_SEL      0x0000000F
+// 0          GPIO[0] <-- default
+// 1          IR_RX
+// 2          IR_TX
+// 3          AUX_PLL_CLK
+// 4          IF_ATT_SEL
+
+//*****************************************************************************
+#define  TEST_BUS_CTL1             0x110040	// Test bus control register #1
+
+//*****************************************************************************
+#define  TEST_BUS_CTL2             0x110044	// Test bus control register #2
+
+//*****************************************************************************
+#define  CLK_DELAY                 0x110048	// Clock delay
+#define  FLD_MOE_CLK_DIS           0x80000000	// Disable MoE clock
+
+//*****************************************************************************
+#define  PAD_CTRL                  0x110068	// Pad drive strength control
+
+//*****************************************************************************
+#define  MBIST_CTRL                0x110050	// SRAM memory built-in self test control
+
+//*****************************************************************************
+#define  MBIST_STAT                0x110054	// SRAM memory built-in self test status
+
+//*****************************************************************************
+// PLL registers
+//*****************************************************************************
+#define  PLL_A_INT_FRAC            0x110088
+#define  PLL_A_POST_STAT_BIST      0x11008C
+#define  PLL_B_INT_FRAC            0x110090
+#define  PLL_B_POST_STAT_BIST      0x110094
+#define  PLL_C_INT_FRAC            0x110098
+#define  PLL_C_POST_STAT_BIST      0x11009C
+#define  PLL_D_INT_FRAC            0x1100A0
+#define  PLL_D_POST_STAT_BIST      0x1100A4
+
+#define  CLK_RST                   0x11002C
+#define  FLD_VID_I_CLK_NOE         0x00001000
+#define  FLD_VID_J_CLK_NOE         0x00002000
+#define  FLD_USE_ALT_PLL_REF       0x00004000
+
+#define  VID_CH_MODE_SEL           0x110078
+#define  VID_CH_CLK_SEL            0x11007C
+
+//*****************************************************************************
+#define  VBI_A_DMA                 0x130008	// VBI A DMA data port
+
+//*****************************************************************************
+#define  VID_A_VIP_CTL             0x130080	// Video A VIP format control
+#define  FLD_VIP_MODE              0x00000001
+
+//*****************************************************************************
+#define  VID_A_PIXEL_FRMT          0x130084	// Video A pixel format
+#define  FLD_VID_A_GAMMA_DIS       0x00000008
+#define  FLD_VID_A_FORMAT          0x00000007
+#define  FLD_VID_A_GAMMA_FACTOR    0x00000010
+
+//*****************************************************************************
+#define  VID_A_VBI_CTL             0x130088	// Video A VBI miscellaneous control
+#define  FLD_VID_A_VIP_EXT         0x00000003
+
+//*****************************************************************************
+#define  VID_B_DMA                 0x130100	// Video B DMA data port
+
+//*****************************************************************************
+#define  VBI_B_DMA                 0x130108	// VBI B DMA data port
+
+//*****************************************************************************
+#define  VID_B_SRC_SEL             0x130144	// Video B source select
+#define  FLD_VID_B_SRC_SEL         0x00000000
+
+//*****************************************************************************
+#define  VID_B_LNGTH               0x130150	// Video B line length
+#define  FLD_VID_B_LN_LNGTH        0x00000FFF
+
+//*****************************************************************************
+#define  VID_B_VIP_CTL             0x130180	// Video B VIP format control
+
+//*****************************************************************************
+#define  VID_B_PIXEL_FRMT          0x130184	// Video B pixel format
+#define  FLD_VID_B_GAMMA_DIS       0x00000008
+#define  FLD_VID_B_FORMAT          0x00000007
+#define  FLD_VID_B_GAMMA_FACTOR    0x00000010
+
+//*****************************************************************************
+#define  VID_C_DMA                 0x130200	// Video C DMA data port
+
+//*****************************************************************************
+#define  VID_C_LNGTH               0x130250	// Video C line length
+#define  FLD_VID_C_LN_LNGTH        0x00000FFF
+
+//*****************************************************************************
+// Video Destination Channels
+//*****************************************************************************
+
+#define  VID_DST_A_GPCNT           0x130020	// Video A general purpose counter
+#define  VID_DST_B_GPCNT           0x130120	// Video B general purpose counter
+#define  VID_DST_C_GPCNT           0x130220	// Video C general purpose counter
+#define  VID_DST_D_GPCNT           0x130320	// Video D general purpose counter
+#define  VID_DST_E_GPCNT           0x130420	// Video E general purpose counter
+#define  VID_DST_F_GPCNT           0x130520	// Video F general purpose counter
+#define  VID_DST_G_GPCNT           0x130620	// Video G general purpose counter
+#define  VID_DST_H_GPCNT           0x130720	// Video H general purpose counter
+
+//*****************************************************************************
+
+#define  VID_DST_A_GPCNT_CTL       0x130030	// Video A general purpose control
+#define  VID_DST_B_GPCNT_CTL       0x130130	// Video B general purpose control
+#define  VID_DST_C_GPCNT_CTL       0x130230	// Video C general purpose control
+#define  VID_DST_D_GPCNT_CTL       0x130330	// Video D general purpose control
+#define  VID_DST_E_GPCNT_CTL       0x130430	// Video E general purpose control
+#define  VID_DST_F_GPCNT_CTL       0x130530	// Video F general purpose control
+#define  VID_DST_G_GPCNT_CTL       0x130630	// Video G general purpose control
+#define  VID_DST_H_GPCNT_CTL       0x130730	// Video H general purpose control
+
+//*****************************************************************************
+
+#define  VID_DST_A_DMA_CTL         0x130040	// Video A DMA control
+#define  VID_DST_B_DMA_CTL         0x130140	// Video B DMA control
+#define  VID_DST_C_DMA_CTL         0x130240	// Video C DMA control
+#define  VID_DST_D_DMA_CTL         0x130340	// Video D DMA control
+#define  VID_DST_E_DMA_CTL         0x130440	// Video E DMA control
+#define  VID_DST_F_DMA_CTL         0x130540	// Video F DMA control
+#define  VID_DST_G_DMA_CTL         0x130640	// Video G DMA control
+#define  VID_DST_H_DMA_CTL         0x130740	// Video H DMA control
+
+#define  FLD_VID_RISC_EN           0x00000010
+#define  FLD_VID_FIFO_EN           0x00000001
+
+//*****************************************************************************
+
+#define  VID_DST_A_VIP_CTL         0x130080	// Video A VIP control
+#define  VID_DST_B_VIP_CTL         0x130180	// Video B VIP control
+#define  VID_DST_C_VIP_CTL         0x130280	// Video C VIP control
+#define  VID_DST_D_VIP_CTL         0x130380	// Video D VIP control
+#define  VID_DST_E_VIP_CTL         0x130480	// Video E VIP control
+#define  VID_DST_F_VIP_CTL         0x130580	// Video F VIP control
+#define  VID_DST_G_VIP_CTL         0x130680	// Video G VIP control
+#define  VID_DST_H_VIP_CTL         0x130780	// Video H VIP control
+
+//*****************************************************************************
+
+#define  VID_DST_A_PIX_FRMT        0x130084	// Video A Pixel format
+#define  VID_DST_B_PIX_FRMT        0x130184	// Video B Pixel format
+#define  VID_DST_C_PIX_FRMT        0x130284	// Video C Pixel format
+#define  VID_DST_D_PIX_FRMT        0x130384	// Video D Pixel format
+#define  VID_DST_E_PIX_FRMT        0x130484	// Video E Pixel format
+#define  VID_DST_F_PIX_FRMT        0x130584	// Video F Pixel format
+#define  VID_DST_G_PIX_FRMT        0x130684	// Video G Pixel format
+#define  VID_DST_H_PIX_FRMT        0x130784	// Video H Pixel format
+
+//*****************************************************************************
+// Video Source Channels
+//*****************************************************************************
+
+#define  VID_SRC_A_GPCNT_CTL       0x130804	// Video A general purpose control
+#define  VID_SRC_B_GPCNT_CTL       0x130904	// Video B general purpose control
+#define  VID_SRC_C_GPCNT_CTL       0x130A04	// Video C general purpose control
+#define  VID_SRC_D_GPCNT_CTL       0x130B04	// Video D general purpose control
+#define  VID_SRC_E_GPCNT_CTL       0x130C04	// Video E general purpose control
+#define  VID_SRC_F_GPCNT_CTL       0x130D04	// Video F general purpose control
+#define  VID_SRC_I_GPCNT_CTL       0x130E04	// Video I general purpose control
+#define  VID_SRC_J_GPCNT_CTL       0x130F04	// Video J general purpose control
+
+//*****************************************************************************
+
+#define  VID_SRC_A_GPCNT           0x130808	// Video A general purpose counter
+#define  VID_SRC_B_GPCNT           0x130908	// Video B general purpose counter
+#define  VID_SRC_C_GPCNT           0x130A08	// Video C general purpose counter
+#define  VID_SRC_D_GPCNT           0x130B08	// Video D general purpose counter
+#define  VID_SRC_E_GPCNT           0x130C08	// Video E general purpose counter
+#define  VID_SRC_F_GPCNT           0x130D08	// Video F general purpose counter
+#define  VID_SRC_I_GPCNT           0x130E08	// Video I general purpose counter
+#define  VID_SRC_J_GPCNT           0x130F08	// Video J general purpose counter
+
+//*****************************************************************************
+
+#define  VID_SRC_A_DMA_CTL         0x13080C	// Video A DMA control
+#define  VID_SRC_B_DMA_CTL         0x13090C	// Video B DMA control
+#define  VID_SRC_C_DMA_CTL         0x130A0C	// Video C DMA control
+#define  VID_SRC_D_DMA_CTL         0x130B0C	// Video D DMA control
+#define  VID_SRC_E_DMA_CTL         0x130C0C	// Video E DMA control
+#define  VID_SRC_F_DMA_CTL         0x130D0C	// Video F DMA control
+#define  VID_SRC_I_DMA_CTL         0x130E0C	// Video I DMA control
+#define  VID_SRC_J_DMA_CTL         0x130F0C	// Video J DMA control
+
+#define  FLD_APB_RISC_EN           0x00000010
+#define  FLD_APB_FIFO_EN           0x00000001
+
+//*****************************************************************************
+
+#define  VID_SRC_A_FMT_CTL         0x130810	// Video A format control
+#define  VID_SRC_B_FMT_CTL         0x130910	// Video B format control
+#define  VID_SRC_C_FMT_CTL         0x130A10	// Video C format control
+#define  VID_SRC_D_FMT_CTL         0x130B10	// Video D format control
+#define  VID_SRC_E_FMT_CTL         0x130C10	// Video E format control
+#define  VID_SRC_F_FMT_CTL         0x130D10	// Video F format control
+#define  VID_SRC_I_FMT_CTL         0x130E10	// Video I format control
+#define  VID_SRC_J_FMT_CTL         0x130F10	// Video J format control
+
+//*****************************************************************************
+
+#define  VID_SRC_A_ACTIVE_CTL1     0x130814	// Video A active control      1
+#define  VID_SRC_B_ACTIVE_CTL1     0x130914	// Video B active control      1
+#define  VID_SRC_C_ACTIVE_CTL1     0x130A14	// Video C active control      1
+#define  VID_SRC_D_ACTIVE_CTL1     0x130B14	// Video D active control      1
+#define  VID_SRC_E_ACTIVE_CTL1     0x130C14	// Video E active control      1
+#define  VID_SRC_F_ACTIVE_CTL1     0x130D14	// Video F active control      1
+#define  VID_SRC_I_ACTIVE_CTL1     0x130E14	// Video I active control      1
+#define  VID_SRC_J_ACTIVE_CTL1     0x130F14	// Video J active control      1
+
+//*****************************************************************************
+
+#define  VID_SRC_A_ACTIVE_CTL2     0x130818	// Video A active control      2
+#define  VID_SRC_B_ACTIVE_CTL2     0x130918	// Video B active control      2
+#define  VID_SRC_C_ACTIVE_CTL2     0x130A18	// Video C active control      2
+#define  VID_SRC_D_ACTIVE_CTL2     0x130B18	// Video D active control      2
+#define  VID_SRC_E_ACTIVE_CTL2     0x130C18	// Video E active control      2
+#define  VID_SRC_F_ACTIVE_CTL2     0x130D18	// Video F active control      2
+#define  VID_SRC_I_ACTIVE_CTL2     0x130E18	// Video I active control      2
+#define  VID_SRC_J_ACTIVE_CTL2     0x130F18	// Video J active control      2
+
+//*****************************************************************************
+
+#define  VID_SRC_A_CDT_SZ          0x13081C	// Video A CDT size
+#define  VID_SRC_B_CDT_SZ          0x13091C	// Video B CDT size
+#define  VID_SRC_C_CDT_SZ          0x130A1C	// Video C CDT size
+#define  VID_SRC_D_CDT_SZ          0x130B1C	// Video D CDT size
+#define  VID_SRC_E_CDT_SZ          0x130C1C	// Video E CDT size
+#define  VID_SRC_F_CDT_SZ          0x130D1C	// Video F CDT size
+#define  VID_SRC_I_CDT_SZ          0x130E1C	// Video I CDT size
+#define  VID_SRC_J_CDT_SZ          0x130F1C	// Video J CDT size
+
+//*****************************************************************************
+// Audio I/F
+//*****************************************************************************
+#define  AUD_DST_A_DMA             0x140000	// Audio Int A DMA data port
+#define  AUD_SRC_A_DMA             0x140008	// Audio Int A DMA data port
+
+#define  AUD_A_GPCNT               0x140010	// Audio Int A gp counter
+#define  FLD_AUD_A_GP_CNT          0x0000FFFF
+
+#define  AUD_A_GPCNT_CTL           0x140014	// Audio Int A gp control
+
+#define  AUD_A_LNGTH               0x140018	// Audio Int A line length
+
+#define  AUD_A_CFG                 0x14001C	// Audio Int A configuration
+
+//*****************************************************************************
+#define  AUD_DST_B_DMA             0x140100	// Audio Int B DMA data port
+#define  AUD_SRC_B_DMA             0x140108	// Audio Int B DMA data port
+
+#define  AUD_B_GPCNT               0x140110	// Audio Int B gp counter
+#define  FLD_AUD_B_GP_CNT          0x0000FFFF
+
+#define  AUD_B_GPCNT_CTL           0x140114	// Audio Int B gp control
+
+#define  AUD_B_LNGTH               0x140118	// Audio Int B line length
+
+#define  AUD_B_CFG                 0x14011C	// Audio Int B configuration
+
+//*****************************************************************************
+#define  AUD_DST_C_DMA             0x140200	// Audio Int C DMA data port
+#define  AUD_SRC_C_DMA             0x140208	// Audio Int C DMA data port
+
+#define  AUD_C_GPCNT               0x140210	// Audio Int C gp counter
+#define  FLD_AUD_C_GP_CNT          0x0000FFFF
+
+#define  AUD_C_GPCNT_CTL           0x140214	// Audio Int C gp control
+
+#define  AUD_C_LNGTH               0x140218	// Audio Int C line length
+
+#define  AUD_C_CFG                 0x14021C	// Audio Int C configuration
+
+//*****************************************************************************
+#define  AUD_DST_D_DMA             0x140300	// Audio Int D DMA data port
+#define  AUD_SRC_D_DMA             0x140308	// Audio Int D DMA data port
+
+#define  AUD_D_GPCNT               0x140310	// Audio Int D gp counter
+#define  FLD_AUD_D_GP_CNT          0x0000FFFF
+
+#define  AUD_D_GPCNT_CTL           0x140314	// Audio Int D gp control
+
+#define  AUD_D_LNGTH               0x140318	// Audio Int D line length
+
+#define  AUD_D_CFG                 0x14031C	// Audio Int D configuration
+
+//*****************************************************************************
+#define  AUD_SRC_E_DMA             0x140400	// Audio Int E DMA data port
+
+#define  AUD_E_GPCNT               0x140410	// Audio Int E gp counter
+#define  FLD_AUD_E_GP_CNT          0x0000FFFF
+
+#define  AUD_E_GPCNT_CTL           0x140414	// Audio Int E gp control
+
+#define  AUD_E_CFG                 0x14041C	// Audio Int E configuration
+
+//*****************************************************************************
+
+#define  FLD_AUD_DST_LN_LNGTH      0x00000FFF
+
+#define  FLD_AUD_DST_PK_MODE       0x00004000
+
+#define  FLD_AUD_CLK_ENABLE        0x00000200
+
+#define  FLD_AUD_MASTER_MODE       0x00000002
+
+#define  FLD_AUD_SONY_MODE         0x00000001
+
+#define  FLD_AUD_CLK_SELECT_PLL_D  0x00001800
+
+#define  FLD_AUD_DST_ENABLE        0x00020000
+
+#define  FLD_AUD_SRC_ENABLE        0x00010000
+
+//*****************************************************************************
+#define  AUD_INT_DMA_CTL           0x140500	// Audio Int DMA control
+
+#define  FLD_AUD_SRC_E_RISC_EN     0x00008000
+#define  FLD_AUD_SRC_C_RISC_EN     0x00004000
+#define  FLD_AUD_SRC_B_RISC_EN     0x00002000
+#define  FLD_AUD_SRC_A_RISC_EN     0x00001000
+
+#define  FLD_AUD_DST_D_RISC_EN     0x00000800
+#define  FLD_AUD_DST_C_RISC_EN     0x00000400
+#define  FLD_AUD_DST_B_RISC_EN     0x00000200
+#define  FLD_AUD_DST_A_RISC_EN     0x00000100
+
+#define  FLD_AUD_SRC_E_FIFO_EN     0x00000080
+#define  FLD_AUD_SRC_C_FIFO_EN     0x00000040
+#define  FLD_AUD_SRC_B_FIFO_EN     0x00000020
+#define  FLD_AUD_SRC_A_FIFO_EN     0x00000010
+
+#define  FLD_AUD_DST_D_FIFO_EN     0x00000008
+#define  FLD_AUD_DST_C_FIFO_EN     0x00000004
+#define  FLD_AUD_DST_B_FIFO_EN     0x00000002
+#define  FLD_AUD_DST_A_FIFO_EN     0x00000001
+
+//*****************************************************************************
+//
+//                   Mobilygen Interface Registers
+//
+//*****************************************************************************
+// Mobilygen Interface A
+//*****************************************************************************
+#define  MB_IF_A_DMA               0x150000	// MBIF A DMA data port
+#define  MB_IF_A_GPCN              0x150008	// MBIF A GP counter
+#define  MB_IF_A_GPCN_CTRL         0x15000C
+#define  MB_IF_A_DMA_CTRL          0x150010
+#define  MB_IF_A_LENGTH            0x150014
+#define  MB_IF_A_HDMA_XFER_SZ      0x150018
+#define  MB_IF_A_HCMD              0x15001C
+#define  MB_IF_A_HCONFIG           0x150020
+#define  MB_IF_A_DATA_STRUCT_0     0x150024
+#define  MB_IF_A_DATA_STRUCT_1     0x150028
+#define  MB_IF_A_DATA_STRUCT_2     0x15002C
+#define  MB_IF_A_DATA_STRUCT_3     0x150030
+#define  MB_IF_A_DATA_STRUCT_4     0x150034
+#define  MB_IF_A_DATA_STRUCT_5     0x150038
+#define  MB_IF_A_DATA_STRUCT_6     0x15003C
+#define  MB_IF_A_DATA_STRUCT_7     0x150040
+#define  MB_IF_A_DATA_STRUCT_8     0x150044
+#define  MB_IF_A_DATA_STRUCT_9     0x150048
+#define  MB_IF_A_DATA_STRUCT_A     0x15004C
+#define  MB_IF_A_DATA_STRUCT_B     0x150050
+#define  MB_IF_A_DATA_STRUCT_C     0x150054
+#define  MB_IF_A_DATA_STRUCT_D     0x150058
+#define  MB_IF_A_DATA_STRUCT_E     0x15005C
+#define  MB_IF_A_DATA_STRUCT_F     0x150060
+//*****************************************************************************
+// Mobilygen Interface B
+//*****************************************************************************
+#define  MB_IF_B_DMA               0x160000	// MBIF A DMA data port
+#define  MB_IF_B_GPCN              0x160008	// MBIF A GP counter
+#define  MB_IF_B_GPCN_CTRL         0x16000C
+#define  MB_IF_B_DMA_CTRL          0x160010
+#define  MB_IF_B_LENGTH            0x160014
+#define  MB_IF_B_HDMA_XFER_SZ      0x160018
+#define  MB_IF_B_HCMD              0x16001C
+#define  MB_IF_B_HCONFIG           0x160020
+#define  MB_IF_B_DATA_STRUCT_0     0x160024
+#define  MB_IF_B_DATA_STRUCT_1     0x160028
+#define  MB_IF_B_DATA_STRUCT_2     0x16002C
+#define  MB_IF_B_DATA_STRUCT_3     0x160030
+#define  MB_IF_B_DATA_STRUCT_4     0x160034
+#define  MB_IF_B_DATA_STRUCT_5     0x160038
+#define  MB_IF_B_DATA_STRUCT_6     0x16003C
+#define  MB_IF_B_DATA_STRUCT_7     0x160040
+#define  MB_IF_B_DATA_STRUCT_8     0x160044
+#define  MB_IF_B_DATA_STRUCT_9     0x160048
+#define  MB_IF_B_DATA_STRUCT_A     0x16004C
+#define  MB_IF_B_DATA_STRUCT_B     0x160050
+#define  MB_IF_B_DATA_STRUCT_C     0x160054
+#define  MB_IF_B_DATA_STRUCT_D     0x160058
+#define  MB_IF_B_DATA_STRUCT_E     0x16005C
+#define  MB_IF_B_DATA_STRUCT_F     0x160060
+
+// MB_DMA_CTRL
+#define  FLD_MB_IF_RISC_EN         0x00000010
+#define  FLD_MB_IF_FIFO_EN         0x00000001
+
+// MB_LENGTH
+#define  FLD_MB_IF_LN_LNGTH        0x00000FFF
+
+// MB_HCMD register
+#define  FLD_MB_HCMD_H_GO          0x80000000
+#define  FLD_MB_HCMD_H_BUSY        0x40000000
+#define  FLD_MB_HCMD_H_DMA_HOLD    0x10000000
+#define  FLD_MB_HCMD_H_DMA_BUSY    0x08000000
+#define  FLD_MB_HCMD_H_DMA_TYPE    0x04000000
+#define  FLD_MB_HCMD_H_DMA_XACT    0x02000000
+#define  FLD_MB_HCMD_H_RW_N        0x01000000
+#define  FLD_MB_HCMD_H_ADDR        0x00FF0000
+#define  FLD_MB_HCMD_H_DATA        0x0000FFFF
+
+//*****************************************************************************
+// I2C #1
+//*****************************************************************************
+#define  I2C1_ADDR                 0x180000	// I2C #1 address
+#define  FLD_I2C_DADDR             0xfe000000	// RW [31:25] I2C Device Address
+						 // RO [24] reserved
+//*****************************************************************************
+#define  FLD_I2C_SADDR             0x00FFFFFF	// RW [23:0]  I2C Sub-address
+
+//*****************************************************************************
+#define  I2C1_WDATA                0x180004	// I2C #1 write data
+#define  FLD_I2C_WDATA             0xFFFFFFFF	// RW [31:0]
+
+//*****************************************************************************
+#define  I2C1_CTRL                 0x180008	// I2C #1 control
+#define  FLD_I2C_PERIOD            0xFF000000	// RW [31:24]
+#define  FLD_I2C_SCL_IN            0x00200000	// RW [21]
+#define  FLD_I2C_SDA_IN            0x00100000	// RW [20]
+						 // RO [19:18] reserved
+#define  FLD_I2C_SCL_OUT           0x00020000	// RW [17]
+#define  FLD_I2C_SDA_OUT           0x00010000	// RW [16]
+						 // RO [15] reserved
+#define  FLD_I2C_DATA_LEN          0x00007000	// RW [14:12]
+#define  FLD_I2C_SADDR_INC         0x00000800	// RW [11]
+						 // RO [10:9] reserved
+#define  FLD_I2C_SADDR_LEN         0x00000300	// RW [9:8]
+						 // RO [7:6] reserved
+#define  FLD_I2C_SOFT              0x00000020	// RW [5]
+#define  FLD_I2C_NOSTOP            0x00000010	// RW [4]
+#define  FLD_I2C_EXTEND            0x00000008	// RW [3]
+#define  FLD_I2C_SYNC              0x00000004	// RW [2]
+#define  FLD_I2C_READ_SA           0x00000002	// RW [1]
+#define  FLD_I2C_READ_WRN          0x00000001	// RW [0]
+
+//*****************************************************************************
+#define  I2C1_RDATA                0x18000C	// I2C #1 read data
+#define  FLD_I2C_RDATA             0xFFFFFFFF	// RO [31:0]
+
+//*****************************************************************************
+#define  I2C1_STAT                 0x180010	// I2C #1 status
+#define  FLD_I2C_XFER_IN_PROG      0x00000002	// RO [1]
+#define  FLD_I2C_RACK              0x00000001	// RO [0]
+
+//*****************************************************************************
+// I2C #2
+//*****************************************************************************
+#define  I2C2_ADDR                 0x190000	// I2C #2 address
+
+//*****************************************************************************
+#define  I2C2_WDATA                0x190004	// I2C #2 write data
+
+//*****************************************************************************
+#define  I2C2_CTRL                 0x190008	// I2C #2 control
+
+//*****************************************************************************
+#define  I2C2_RDATA                0x19000C	// I2C #2 read data
+
+//*****************************************************************************
+#define  I2C2_STAT                 0x190010	// I2C #2 status
+
+//*****************************************************************************
+// I2C #3
+//*****************************************************************************
+#define  I2C3_ADDR                 0x1A0000	// I2C #3 address
+
+//*****************************************************************************
+#define  I2C3_WDATA                0x1A0004	// I2C #3 write data
+
+//*****************************************************************************
+#define  I2C3_CTRL                 0x1A0008	// I2C #3 control
+
+//*****************************************************************************
+#define  I2C3_RDATA                0x1A000C	// I2C #3 read data
+
+//*****************************************************************************
+#define  I2C3_STAT                 0x1A0010	// I2C #3 status
+
+//*****************************************************************************
+// UART
+//*****************************************************************************
+#define  UART_CTL                  0x1B0000	// UART Control Register
+#define  FLD_LOOP_BACK_EN          (1 << 7)	// RW field - default 0
+#define  FLD_RX_TRG_SZ             (3 << 2)	// RW field - default 0
+#define  FLD_RX_EN                 (1 << 1)	// RW field - default 0
+#define  FLD_TX_EN                 (1 << 0)	// RW field - default 0
+
+//*****************************************************************************
+#define  UART_BRD                  0x1B0004	// UART Baud Rate Divisor
+#define  FLD_BRD                   0x0000FFFF	// RW field - default 0x197
+
+//*****************************************************************************
+#define  UART_DBUF                 0x1B0008	// UART Tx/Rx Data BuFFer
+#define  FLD_DB                    0xFFFFFFFF	// RW field - default 0
+
+//*****************************************************************************
+#define  UART_ISR                  0x1B000C	// UART Interrupt Status
+#define  FLD_RXD_TIMEOUT_EN        (1 << 7)	// RW field - default 0
+#define  FLD_FRM_ERR_EN            (1 << 6)	// RW field - default 0
+#define  FLD_RXD_RDY_EN            (1 << 5)	// RW field - default 0
+#define  FLD_TXD_EMPTY_EN          (1 << 4)	// RW field - default 0
+#define  FLD_RXD_OVERFLOW          (1 << 3)	// RW field - default 0
+#define  FLD_FRM_ERR               (1 << 2)	// RW field - default 0
+#define  FLD_RXD_RDY               (1 << 1)	// RW field - default 0
+#define  FLD_TXD_EMPTY             (1 << 0)	// RW field - default 0
+
+//*****************************************************************************
+#define  UART_CNT                  0x1B0010	// UART Tx/Rx FIFO Byte Count
+#define  FLD_TXD_CNT               (0x1F << 8)	// RW field - default 0
+#define  FLD_RXD_CNT               (0x1F << 0)	// RW field - default 0
+
+//*****************************************************************************
+// Motion Detection
+#define  MD_CH0_GRID_BLOCK_YCNT    0x170014
+#define  MD_CH1_GRID_BLOCK_YCNT    0x170094
+#define  MD_CH2_GRID_BLOCK_YCNT    0x170114
+#define  MD_CH3_GRID_BLOCK_YCNT    0x170194
+#define  MD_CH4_GRID_BLOCK_YCNT    0x170214
+#define  MD_CH5_GRID_BLOCK_YCNT    0x170294
+#define  MD_CH6_GRID_BLOCK_YCNT    0x170314
+#define  MD_CH7_GRID_BLOCK_YCNT    0x170394
+
+#define PIXEL_FRMT_422    4
+#define PIXEL_FRMT_411    5
+#define PIXEL_FRMT_Y8     6
+
+#define PIXEL_ENGINE_VIP1 0
+#define PIXEL_ENGINE_VIP2 1
+
+#endif //Athena_REGISTERS
diff --git a/drivers/staging/cx25821/cx25821-sram.h b/drivers/staging/cx25821/cx25821-sram.h
new file mode 100644
index 000000000000..bd677ee22996
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-sram.h
@@ -0,0 +1,261 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef __ATHENA_SRAM_H__
+#define __ATHENA_SRAM_H__
+
+//#define RX_SRAM_START_SIZE        = 0;  //  Start of reserved SRAM
+#define VID_CMDS_SIZE             80	//  Video CMDS size in bytes
+#define AUDIO_CMDS_SIZE           80	//  AUDIO CMDS size in bytes
+#define MBIF_CMDS_SIZE            80	//  MBIF  CMDS size in bytes
+
+//#define RX_SRAM_POOL_START_SIZE   = 0;  //  Start of useable RX SRAM for buffers
+#define VID_IQ_SIZE               64	//  VID instruction queue size in bytes
+#define MBIF_IQ_SIZE              64
+#define AUDIO_IQ_SIZE             64	//  AUD instruction queue size in bytes
+
+#define VID_CDT_SIZE              64	//  VID cluster descriptor table size in bytes
+#define MBIF_CDT_SIZE             64	//  MBIF/HBI cluster descriptor table size in bytes
+#define AUDIO_CDT_SIZE            48	//  AUD cluster descriptor table size in bytes
+
+//#define RX_SRAM_POOL_FREE_SIZE    = 16; //  Start of available RX SRAM
+//#define RX_SRAM_END_SIZE          = 0;  //  End of RX SRAM
+
+//#define TX_SRAM_POOL_START_SIZE   = 0;  //  Start of transmit pool SRAM
+//#define MSI_DATA_SIZE             = 64; //  Reserved (MSI Data, RISC working stora
+
+#define VID_CLUSTER_SIZE          1440	//  VID cluster data line
+#define AUDIO_CLUSTER_SIZE        128	//  AUDIO cluster data line
+#define MBIF_CLUSTER_SIZE         1440	//  MBIF/HBI cluster data line
+
+//#define TX_SRAM_POOL_FREE_SIZE    = 704;    //  Start of available TX SRAM
+//#define TX_SRAM_END_SIZE          = 0;      //  End of TX SRAM
+
+// Receive SRAM
+#define RX_SRAM_START             0x10000
+#define VID_A_DOWN_CMDS           0x10000
+#define VID_B_DOWN_CMDS           0x10050
+#define VID_C_DOWN_CMDS           0x100A0
+#define VID_D_DOWN_CMDS           0x100F0
+#define VID_E_DOWN_CMDS           0x10140
+#define VID_F_DOWN_CMDS           0x10190
+#define VID_G_DOWN_CMDS           0x101E0
+#define VID_H_DOWN_CMDS           0x10230
+#define VID_A_UP_CMDS             0x10280
+#define VID_B_UP_CMDS             0x102D0
+#define VID_C_UP_CMDS             0x10320
+#define VID_D_UP_CMDS             0x10370
+#define VID_E_UP_CMDS             0x103C0
+#define VID_F_UP_CMDS             0x10410
+#define VID_I_UP_CMDS             0x10460
+#define VID_J_UP_CMDS             0x104B0
+#define AUD_A_DOWN_CMDS           0x10500
+#define AUD_B_DOWN_CMDS           0x10550
+#define AUD_C_DOWN_CMDS           0x105A0
+#define AUD_D_DOWN_CMDS           0x105F0
+#define AUD_A_UP_CMDS             0x10640
+#define AUD_B_UP_CMDS             0x10690
+#define AUD_C_UP_CMDS             0x106E0
+#define AUD_E_UP_CMDS             0x10730
+#define MBIF_A_DOWN_CMDS          0x10780
+#define MBIF_B_DOWN_CMDS          0x107D0
+#define DMA_SCRATCH_PAD           0x10820	// Scratch pad area from 0x10820 to 0x10B40
+
+//#define RX_SRAM_POOL_START        = 0x105B0;
+
+#define VID_A_IQ                  0x11000
+#define VID_B_IQ                  0x11040
+#define VID_C_IQ                  0x11080
+#define VID_D_IQ                  0x110C0
+#define VID_E_IQ                  0x11100
+#define VID_F_IQ                  0x11140
+#define VID_G_IQ                  0x11180
+#define VID_H_IQ                  0x111C0
+#define VID_I_IQ                  0x11200
+#define VID_J_IQ                  0x11240
+#define AUD_A_IQ                  0x11280
+#define AUD_B_IQ                  0x112C0
+#define AUD_C_IQ                  0x11300
+#define AUD_D_IQ                  0x11340
+#define AUD_E_IQ                  0x11380
+#define MBIF_A_IQ                 0x11000
+#define MBIF_B_IQ                 0x110C0
+
+#define VID_A_CDT                 0x10C00
+#define VID_B_CDT                 0x10C40
+#define VID_C_CDT                 0x10C80
+#define VID_D_CDT                 0x10CC0
+#define VID_E_CDT                 0x10D00
+#define VID_F_CDT                 0x10D40
+#define VID_G_CDT                 0x10D80
+#define VID_H_CDT                 0x10DC0
+#define VID_I_CDT                 0x10E00
+#define VID_J_CDT                 0x10E40
+#define AUD_A_CDT                 0x10E80
+#define AUD_B_CDT                 0x10EB0
+#define AUD_C_CDT                 0x10EE0
+#define AUD_D_CDT                 0x10F10
+#define AUD_E_CDT                 0x10F40
+#define MBIF_A_CDT                0x10C00
+#define MBIF_B_CDT                0x10CC0
+
+// Cluster Buffer for RX
+#define VID_A_UP_CLUSTER_1        0x11400
+#define VID_A_UP_CLUSTER_2        0x119A0
+#define VID_A_UP_CLUSTER_3        0x11F40
+#define VID_A_UP_CLUSTER_4        0x124E0
+
+#define VID_B_UP_CLUSTER_1        0x12A80
+#define VID_B_UP_CLUSTER_2        0x13020
+#define VID_B_UP_CLUSTER_3        0x135C0
+#define VID_B_UP_CLUSTER_4        0x13B60
+
+#define VID_C_UP_CLUSTER_1        0x14100
+#define VID_C_UP_CLUSTER_2        0x146A0
+#define VID_C_UP_CLUSTER_3        0x14C40
+#define VID_C_UP_CLUSTER_4        0x151E0
+
+#define VID_D_UP_CLUSTER_1        0x15780
+#define VID_D_UP_CLUSTER_2        0x15D20
+#define VID_D_UP_CLUSTER_3        0x162C0
+#define VID_D_UP_CLUSTER_4        0x16860
+
+#define VID_E_UP_CLUSTER_1        0x16E00
+#define VID_E_UP_CLUSTER_2        0x173A0
+#define VID_E_UP_CLUSTER_3        0x17940
+#define VID_E_UP_CLUSTER_4        0x17EE0
+
+#define VID_F_UP_CLUSTER_1        0x18480
+#define VID_F_UP_CLUSTER_2        0x18A20
+#define VID_F_UP_CLUSTER_3        0x18FC0
+#define VID_F_UP_CLUSTER_4        0x19560
+
+#define VID_I_UP_CLUSTER_1        0x19B00
+#define VID_I_UP_CLUSTER_2        0x1A0A0
+#define VID_I_UP_CLUSTER_3        0x1A640
+#define VID_I_UP_CLUSTER_4        0x1ABE0
+
+#define VID_J_UP_CLUSTER_1        0x1B180
+#define VID_J_UP_CLUSTER_2        0x1B720
+#define VID_J_UP_CLUSTER_3        0x1BCC0
+#define VID_J_UP_CLUSTER_4        0x1C260
+
+#define AUD_A_UP_CLUSTER_1        0x1C800
+#define AUD_A_UP_CLUSTER_2        0x1C880
+#define AUD_A_UP_CLUSTER_3        0x1C900
+
+#define AUD_B_UP_CLUSTER_1        0x1C980
+#define AUD_B_UP_CLUSTER_2        0x1CA00
+#define AUD_B_UP_CLUSTER_3        0x1CA80
+
+#define AUD_C_UP_CLUSTER_1        0x1CB00
+#define AUD_C_UP_CLUSTER_2        0x1CB80
+#define AUD_C_UP_CLUSTER_3        0x1CC00
+
+#define AUD_E_UP_CLUSTER_1        0x1CC80
+#define AUD_E_UP_CLUSTER_2        0x1CD00
+#define AUD_E_UP_CLUSTER_3        0x1CD80
+
+#define RX_SRAM_POOL_FREE         0x1CE00
+#define RX_SRAM_END               0x1D000
+
+// Free Receive SRAM    144 Bytes
+
+// Transmit SRAM
+#define TX_SRAM_POOL_START        0x00000
+
+#define VID_A_DOWN_CLUSTER_1      0x00040
+#define VID_A_DOWN_CLUSTER_2      0x005E0
+#define VID_A_DOWN_CLUSTER_3      0x00B80
+#define VID_A_DOWN_CLUSTER_4      0x01120
+
+#define VID_B_DOWN_CLUSTER_1      0x016C0
+#define VID_B_DOWN_CLUSTER_2      0x01C60
+#define VID_B_DOWN_CLUSTER_3      0x02200
+#define VID_B_DOWN_CLUSTER_4      0x027A0
+
+#define VID_C_DOWN_CLUSTER_1      0x02D40
+#define VID_C_DOWN_CLUSTER_2      0x032E0
+#define VID_C_DOWN_CLUSTER_3      0x03880
+#define VID_C_DOWN_CLUSTER_4      0x03E20
+
+#define VID_D_DOWN_CLUSTER_1      0x043C0
+#define VID_D_DOWN_CLUSTER_2      0x04960
+#define VID_D_DOWN_CLUSTER_3      0x04F00
+#define VID_D_DOWN_CLUSTER_4      0x054A0
+
+#define VID_E_DOWN_CLUSTER_1      0x05a40
+#define VID_E_DOWN_CLUSTER_2      0x05FE0
+#define VID_E_DOWN_CLUSTER_3      0x06580
+#define VID_E_DOWN_CLUSTER_4      0x06B20
+
+#define VID_F_DOWN_CLUSTER_1      0x070C0
+#define VID_F_DOWN_CLUSTER_2      0x07660
+#define VID_F_DOWN_CLUSTER_3      0x07C00
+#define VID_F_DOWN_CLUSTER_4      0x081A0
+
+#define VID_G_DOWN_CLUSTER_1      0x08740
+#define VID_G_DOWN_CLUSTER_2      0x08CE0
+#define VID_G_DOWN_CLUSTER_3      0x09280
+#define VID_G_DOWN_CLUSTER_4      0x09820
+
+#define VID_H_DOWN_CLUSTER_1      0x09DC0
+#define VID_H_DOWN_CLUSTER_2      0x0A360
+#define VID_H_DOWN_CLUSTER_3      0x0A900
+#define VID_H_DOWN_CLUSTER_4      0x0AEA0
+
+#define AUD_A_DOWN_CLUSTER_1      0x0B500
+#define AUD_A_DOWN_CLUSTER_2      0x0B580
+#define AUD_A_DOWN_CLUSTER_3      0x0B600
+
+#define AUD_B_DOWN_CLUSTER_1      0x0B680
+#define AUD_B_DOWN_CLUSTER_2      0x0B700
+#define AUD_B_DOWN_CLUSTER_3      0x0B780
+
+#define AUD_C_DOWN_CLUSTER_1      0x0B800
+#define AUD_C_DOWN_CLUSTER_2      0x0B880
+#define AUD_C_DOWN_CLUSTER_3      0x0B900
+
+#define AUD_D_DOWN_CLUSTER_1      0x0B980
+#define AUD_D_DOWN_CLUSTER_2      0x0BA00
+#define AUD_D_DOWN_CLUSTER_3      0x0BA80
+
+#define TX_SRAM_POOL_FREE         0x0BB00
+#define TX_SRAM_END               0x0C000
+
+#define BYTES_TO_DWORDS(bcount) ((bcount) >> 2)
+#define BYTES_TO_QWORDS(bcount) ((bcount) >> 3)
+#define BYTES_TO_OWORDS(bcount) ((bcount) >> 4)
+
+#define VID_IQ_SIZE_DW             BYTES_TO_DWORDS(VID_IQ_SIZE)
+#define VID_CDT_SIZE_QW            BYTES_TO_QWORDS(VID_CDT_SIZE)
+#define VID_CLUSTER_SIZE_OW        BYTES_TO_OWORDS(VID_CLUSTER_SIZE)
+
+#define AUDIO_IQ_SIZE_DW           BYTES_TO_DWORDS(AUDIO_IQ_SIZE)
+#define AUDIO_CDT_SIZE_QW          BYTES_TO_QWORDS(AUDIO_CDT_SIZE)
+#define AUDIO_CLUSTER_SIZE_QW      BYTES_TO_QWORDS(AUDIO_CLUSTER_SIZE)
+
+#define MBIF_IQ_SIZE_DW            BYTES_TO_DWORDS(MBIF_IQ_SIZE)
+#define MBIF_CDT_SIZE_QW           BYTES_TO_QWORDS(MBIF_CDT_SIZE)
+#define MBIF_CLUSTER_SIZE_OW       BYTES_TO_OWORDS(MBIF_CLUSTER_SIZE)
+
+#endif
diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.c b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
new file mode 100644
index 000000000000..c8905e0ac509
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.c
@@ -0,0 +1,835 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+#include "cx25821-video-upstream-ch2.h"
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/syscalls.h>
+#include <linux/file.h>
+#include <linux/fcntl.h>
+#include <asm/uaccess.h>
+
+MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
+MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
+MODULE_LICENSE("GPL");
+
+static int _intr_msk =
+    FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
+
+static __le32 *cx25821_update_riscprogram_ch2(struct cx25821_dev *dev,
+					      __le32 * rp, unsigned int offset,
+					      unsigned int bpl, u32 sync_line,
+					      unsigned int lines,
+					      int fifo_enable, int field_type)
+{
+	unsigned int line, i;
+	int dist_betwn_starts = bpl * 2;
+
+	*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+
+	if (USE_RISC_NOOP_VIDEO) {
+		for (i = 0; i < NUM_NO_OPS; i++) {
+			*(rp++) = cpu_to_le32(RISC_NOOP);
+		}
+	}
+
+	/* scan lines */
+	for (line = 0; line < lines; line++) {
+		*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
+		*(rp++) = cpu_to_le32(dev->_data_buf_phys_addr_ch2 + offset);
+		*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+
+		if ((lines <= NTSC_FIELD_HEIGHT)
+		    || (line < (NTSC_FIELD_HEIGHT - 1))
+		    || !(dev->_isNTSC_ch2)) {
+			offset += dist_betwn_starts;
+		}
+	}
+
+	return rp;
+}
+
+static __le32 *cx25821_risc_field_upstream_ch2(struct cx25821_dev *dev,
+					       __le32 * rp,
+					       dma_addr_t databuf_phys_addr,
+					       unsigned int offset,
+					       u32 sync_line, unsigned int bpl,
+					       unsigned int lines,
+					       int fifo_enable, int field_type)
+{
+	unsigned int line, i;
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[dev->_channel2_upstream_select];
+	int dist_betwn_starts = bpl * 2;
+
+	/* sync instruction */
+	if (sync_line != NO_SYNC_LINE) {
+		*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+	}
+
+	if (USE_RISC_NOOP_VIDEO) {
+		for (i = 0; i < NUM_NO_OPS; i++) {
+			*(rp++) = cpu_to_le32(RISC_NOOP);
+		}
+	}
+
+	/* scan lines */
+	for (line = 0; line < lines; line++) {
+		*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
+		*(rp++) = cpu_to_le32(databuf_phys_addr + offset);
+		*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+
+		if ((lines <= NTSC_FIELD_HEIGHT)
+		    || (line < (NTSC_FIELD_HEIGHT - 1))
+		    || !(dev->_isNTSC_ch2)) {
+			offset += dist_betwn_starts;
+		}
+
+		// check if we need to enable the FIFO after the first 4 lines
+		// For the upstream video channel, the risc engine will enable the FIFO.
+		if (fifo_enable && line == 3) {
+			*(rp++) = RISC_WRITECR;
+			*(rp++) = sram_ch->dma_ctl;
+			*(rp++) = FLD_VID_FIFO_EN;
+			*(rp++) = 0x00000001;
+		}
+	}
+
+	return rp;
+}
+
+int cx25821_risc_buffer_upstream_ch2(struct cx25821_dev *dev,
+				     struct pci_dev *pci,
+				     unsigned int top_offset, unsigned int bpl,
+				     unsigned int lines)
+{
+	__le32 *rp;
+	int fifo_enable = 0;
+	int singlefield_lines = lines >> 1;	//get line count for single field
+	int odd_num_lines = singlefield_lines;
+	int frame = 0;
+	int frame_size = 0;
+	int databuf_offset = 0;
+	int risc_program_size = 0;
+	int risc_flag = RISC_CNT_RESET;
+	unsigned int bottom_offset = bpl;
+	dma_addr_t risc_phys_jump_addr;
+
+	if (dev->_isNTSC_ch2) {
+		odd_num_lines = singlefield_lines + 1;
+		risc_program_size = FRAME1_VID_PROG_SIZE;
+		frame_size =
+		    (bpl ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 :
+		    FRAME_SIZE_NTSC_Y422;
+	} else {
+		risc_program_size = PAL_VID_PROG_SIZE;
+		frame_size =
+		    (bpl ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
+	}
+
+	/* Virtual address of Risc buffer program */
+	rp = dev->_dma_virt_addr_ch2;
+
+	for (frame = 0; frame < NUM_FRAMES; frame++) {
+		databuf_offset = frame_size * frame;
+
+		if (UNSET != top_offset) {
+			fifo_enable = (frame == 0) ? FIFO_ENABLE : FIFO_DISABLE;
+			rp = cx25821_risc_field_upstream_ch2(dev, rp,
+							     dev->
+							     _data_buf_phys_addr_ch2
+							     + databuf_offset,
+							     top_offset, 0, bpl,
+							     odd_num_lines,
+							     fifo_enable,
+							     ODD_FIELD);
+		}
+
+		fifo_enable = FIFO_DISABLE;
+
+		//Even field
+		rp = cx25821_risc_field_upstream_ch2(dev, rp,
+						     dev->
+						     _data_buf_phys_addr_ch2 +
+						     databuf_offset,
+						     bottom_offset, 0x200, bpl,
+						     singlefield_lines,
+						     fifo_enable, EVEN_FIELD);
+
+		if (frame == 0) {
+			risc_flag = RISC_CNT_RESET;
+			risc_phys_jump_addr =
+			    dev->_dma_phys_start_addr_ch2 + risc_program_size;
+		} else {
+			risc_flag = RISC_CNT_INC;
+			risc_phys_jump_addr = dev->_dma_phys_start_addr_ch2;
+		}
+
+		// Loop to 2ndFrameRISC or to Start of Risc program & generate IRQ
+		*(rp++) = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | risc_flag);
+		*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+		*(rp++) = cpu_to_le32(0);
+	}
+
+	return 0;
+}
+
+void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev)
+{
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[VID_UPSTREAM_SRAM_CHANNEL_J];
+	u32 tmp = 0;
+
+	if (!dev->_is_running_ch2) {
+		printk
+		    ("cx25821: No video file is currently running so return!\n");
+		return;
+	}
+	//Disable RISC interrupts
+	tmp = cx_read(sram_ch->int_msk);
+	cx_write(sram_ch->int_msk, tmp & ~_intr_msk);
+
+	//Turn OFF risc and fifo
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN));
+
+	//Clear data buffer memory
+	if (dev->_data_buf_virt_addr_ch2)
+		memset(dev->_data_buf_virt_addr_ch2, 0,
+		       dev->_data_buf_size_ch2);
+
+	dev->_is_running_ch2 = 0;
+	dev->_is_first_frame_ch2 = 0;
+	dev->_frame_count_ch2 = 0;
+	dev->_file_status_ch2 = END_OF_FILE;
+
+	if (dev->_irq_queues_ch2) {
+		kfree(dev->_irq_queues_ch2);
+		dev->_irq_queues_ch2 = NULL;
+	}
+
+	if (dev->_filename_ch2 != NULL)
+		kfree(dev->_filename_ch2);
+
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
+}
+
+void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev)
+{
+	if (dev->_is_running_ch2) {
+		cx25821_stop_upstream_video_ch2(dev);
+	}
+
+	if (dev->_dma_virt_addr_ch2) {
+		pci_free_consistent(dev->pci, dev->_risc_size_ch2,
+				    dev->_dma_virt_addr_ch2,
+				    dev->_dma_phys_addr_ch2);
+		dev->_dma_virt_addr_ch2 = NULL;
+	}
+
+	if (dev->_data_buf_virt_addr_ch2) {
+		pci_free_consistent(dev->pci, dev->_data_buf_size_ch2,
+				    dev->_data_buf_virt_addr_ch2,
+				    dev->_data_buf_phys_addr_ch2);
+		dev->_data_buf_virt_addr_ch2 = NULL;
+	}
+}
+
+int cx25821_get_frame_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int frame_index_temp = dev->_frame_index_ch2;
+	int i = 0;
+	int line_size =
+	    (dev->_pixel_format_ch2 ==
+	     PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+	int frame_size = 0;
+	int frame_offset = 0;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t file_offset;
+	loff_t pos;
+	mm_segment_t old_fs;
+
+	if (dev->_file_status_ch2 == END_OF_FILE)
+		return 0;
+
+	if (dev->_isNTSC_ch2) {
+		frame_size =
+		    (line_size ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 :
+		    FRAME_SIZE_NTSC_Y422;
+	} else {
+		frame_size =
+		    (line_size ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
+	}
+
+	frame_offset = (frame_index_temp > 0) ? frame_size : 0;
+	file_offset = dev->_frame_count_ch2 * frame_size;
+
+	myfile = filp_open(dev->_filename_ch2, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_filename_ch2, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk("%s: File has no READ operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (i = 0; i < dev->_lines_count_ch2; i++) {
+			pos = file_offset;
+
+			vfs_read_retval =
+			    vfs_read(myfile, mybuf, line_size, &pos);
+
+			if (vfs_read_retval > 0 && vfs_read_retval == line_size
+			    && dev->_data_buf_virt_addr_ch2 != NULL) {
+				memcpy((void *)(dev->_data_buf_virt_addr_ch2 +
+						frame_offset / 4), mybuf,
+				       vfs_read_retval);
+			}
+
+			file_offset += vfs_read_retval;
+			frame_offset += vfs_read_retval;
+
+			if (vfs_read_retval < line_size) {
+				printk(KERN_INFO
+				       "Done: exit %s() since no more bytes to read from Video file.\n",
+				       __func__);
+				break;
+			}
+		}
+
+		if (i > 0)
+			dev->_frame_count_ch2++;
+
+		dev->_file_status_ch2 =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+static void cx25821_vidups_handler_ch2(struct work_struct *work)
+{
+	struct cx25821_dev *dev =
+	    container_of(work, struct cx25821_dev, _irq_work_entry_ch2);
+
+	if (!dev) {
+		printk("ERROR %s(): since container_of(work_struct) FAILED! \n",
+		       __func__);
+		return;
+	}
+
+	cx25821_get_frame_ch2(dev,
+			      &dev->sram_channels[dev->
+						  _channel2_upstream_select]);
+}
+
+int cx25821_openfile_ch2(struct cx25821_dev *dev, struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int i = 0, j = 0;
+	int line_size =
+	    (dev->_pixel_format_ch2 ==
+	     PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t pos;
+	loff_t offset = (unsigned long)0;
+	mm_segment_t old_fs;
+
+	myfile = filp_open(dev->_filename_ch2, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_filename_ch2, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk
+			    ("%s: File has no READ operations registered!  Returning.",
+			     __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (j = 0; j < NUM_FRAMES; j++) {
+			for (i = 0; i < dev->_lines_count_ch2; i++) {
+				pos = offset;
+
+				vfs_read_retval =
+				    vfs_read(myfile, mybuf, line_size, &pos);
+
+				if (vfs_read_retval > 0
+				    && vfs_read_retval == line_size
+				    && dev->_data_buf_virt_addr_ch2 != NULL) {
+					memcpy((void *)(dev->
+							_data_buf_virt_addr_ch2
+							+ offset / 4), mybuf,
+					       vfs_read_retval);
+				}
+
+				offset += vfs_read_retval;
+
+				if (vfs_read_retval < line_size) {
+					printk(KERN_INFO
+					       "Done: exit %s() since no more bytes to read from Video file.\n",
+					       __func__);
+					break;
+				}
+			}
+
+			if (i > 0)
+				dev->_frame_count_ch2++;
+
+			if (vfs_read_retval < line_size) {
+				break;
+			}
+		}
+
+		dev->_file_status_ch2 =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		myfile->f_pos = 0;
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+static int cx25821_upstream_buffer_prepare_ch2(struct cx25821_dev *dev,
+					       struct sram_channel *sram_ch,
+					       int bpl)
+{
+	int ret = 0;
+	dma_addr_t dma_addr;
+	dma_addr_t data_dma_addr;
+
+	if (dev->_dma_virt_addr_ch2 != NULL) {
+		pci_free_consistent(dev->pci, dev->upstream_riscbuf_size_ch2,
+				    dev->_dma_virt_addr_ch2,
+				    dev->_dma_phys_addr_ch2);
+	}
+
+	dev->_dma_virt_addr_ch2 =
+	    pci_alloc_consistent(dev->pci, dev->upstream_riscbuf_size_ch2,
+				 &dma_addr);
+	dev->_dma_virt_start_addr_ch2 = dev->_dma_virt_addr_ch2;
+	dev->_dma_phys_start_addr_ch2 = dma_addr;
+	dev->_dma_phys_addr_ch2 = dma_addr;
+	dev->_risc_size_ch2 = dev->upstream_riscbuf_size_ch2;
+
+	if (!dev->_dma_virt_addr_ch2) {
+		printk
+		    ("cx25821: FAILED to allocate memory for Risc buffer! Returning.\n");
+		return -ENOMEM;
+	}
+
+	//Iniitize at this address until n bytes to 0
+	memset(dev->_dma_virt_addr_ch2, 0, dev->_risc_size_ch2);
+
+	if (dev->_data_buf_virt_addr_ch2 != NULL) {
+		pci_free_consistent(dev->pci, dev->upstream_databuf_size_ch2,
+				    dev->_data_buf_virt_addr_ch2,
+				    dev->_data_buf_phys_addr_ch2);
+	}
+	//For Video Data buffer allocation
+	dev->_data_buf_virt_addr_ch2 =
+	    pci_alloc_consistent(dev->pci, dev->upstream_databuf_size_ch2,
+				 &data_dma_addr);
+	dev->_data_buf_phys_addr_ch2 = data_dma_addr;
+	dev->_data_buf_size_ch2 = dev->upstream_databuf_size_ch2;
+
+	if (!dev->_data_buf_virt_addr_ch2) {
+		printk
+		    ("cx25821: FAILED to allocate memory for data buffer! Returning.\n");
+		return -ENOMEM;
+	}
+
+	//Initialize at this address until n bytes to 0
+	memset(dev->_data_buf_virt_addr_ch2, 0, dev->_data_buf_size_ch2);
+
+	ret = cx25821_openfile_ch2(dev, sram_ch);
+	if (ret < 0)
+		return ret;
+
+	//Creating RISC programs
+	ret =
+	    cx25821_risc_buffer_upstream_ch2(dev, dev->pci, 0, bpl,
+					     dev->_lines_count_ch2);
+	if (ret < 0) {
+		printk(KERN_INFO
+		       "cx25821: Failed creating Video Upstream Risc programs! \n");
+		goto error;
+	}
+
+	return 0;
+
+      error:
+	return ret;
+}
+
+int cx25821_video_upstream_irq_ch2(struct cx25821_dev *dev, int chan_num,
+				   u32 status)
+{
+	u32 int_msk_tmp;
+	struct sram_channel *channel = &dev->sram_channels[chan_num];
+	int singlefield_lines = NTSC_FIELD_HEIGHT;
+	int line_size_in_bytes = Y422_LINE_SZ;
+	int odd_risc_prog_size = 0;
+	dma_addr_t risc_phys_jump_addr;
+	__le32 *rp;
+
+	if (status & FLD_VID_SRC_RISC1) {
+		// We should only process one program per call
+		u32 prog_cnt = cx_read(channel->gpcnt);
+
+		//Since we've identified our IRQ, clear our bits from the interrupt mask and interrupt status registers
+		int_msk_tmp = cx_read(channel->int_msk);
+		cx_write(channel->int_msk, int_msk_tmp & ~_intr_msk);
+		cx_write(channel->int_stat, _intr_msk);
+
+		spin_lock(&dev->slock);
+
+		dev->_frame_index_ch2 = prog_cnt;
+
+		queue_work(dev->_irq_queues_ch2, &dev->_irq_work_entry_ch2);
+
+		if (dev->_is_first_frame_ch2) {
+			dev->_is_first_frame_ch2 = 0;
+
+			if (dev->_isNTSC_ch2) {
+				singlefield_lines += 1;
+				odd_risc_prog_size = ODD_FLD_NTSC_PROG_SIZE;
+			} else {
+				singlefield_lines = PAL_FIELD_HEIGHT;
+				odd_risc_prog_size = ODD_FLD_PAL_PROG_SIZE;
+			}
+
+			if (dev->_dma_virt_start_addr_ch2 != NULL) {
+				line_size_in_bytes =
+				    (dev->_pixel_format_ch2 ==
+				     PIXEL_FRMT_411) ? Y411_LINE_SZ :
+				    Y422_LINE_SZ;
+				risc_phys_jump_addr =
+				    dev->_dma_phys_start_addr_ch2 +
+				    odd_risc_prog_size;
+
+				rp = cx25821_update_riscprogram_ch2(dev,
+								    dev->
+								    _dma_virt_start_addr_ch2,
+								    TOP_OFFSET,
+								    line_size_in_bytes,
+								    0x0,
+								    singlefield_lines,
+								    FIFO_DISABLE,
+								    ODD_FIELD);
+
+				// Jump to Even Risc program of 1st Frame
+				*(rp++) = cpu_to_le32(RISC_JUMP);
+				*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+				*(rp++) = cpu_to_le32(0);
+			}
+		}
+
+		spin_unlock(&dev->slock);
+	}
+
+	if (dev->_file_status_ch2 == END_OF_FILE) {
+		printk("cx25821: EOF Channel 2 Framecount = %d\n",
+		       dev->_frame_count_ch2);
+		return -1;
+	}
+	//ElSE, set the interrupt mask register, re-enable irq.
+	int_msk_tmp = cx_read(channel->int_msk);
+	cx_write(channel->int_msk, int_msk_tmp |= _intr_msk);
+
+	return 0;
+}
+
+static irqreturn_t cx25821_upstream_irq_ch2(int irq, void *dev_id)
+{
+	struct cx25821_dev *dev = dev_id;
+	u32 msk_stat, vid_status;
+	int handled = 0;
+	int channel_num = 0;
+	struct sram_channel *sram_ch;
+
+	if (!dev)
+		return -1;
+
+	channel_num = VID_UPSTREAM_SRAM_CHANNEL_J;
+
+	sram_ch = &dev->sram_channels[channel_num];
+
+	msk_stat = cx_read(sram_ch->int_mstat);
+	vid_status = cx_read(sram_ch->int_stat);
+
+	// Only deal with our interrupt
+	if (vid_status) {
+		handled =
+		    cx25821_video_upstream_irq_ch2(dev, channel_num,
+						   vid_status);
+	}
+
+	if (handled < 0) {
+		cx25821_stop_upstream_video_ch2(dev);
+	} else {
+		handled += handled;
+	}
+
+	return IRQ_RETVAL(handled);
+}
+
+static void cx25821_set_pixelengine_ch2(struct cx25821_dev *dev,
+					struct sram_channel *ch, int pix_format)
+{
+	int width = WIDTH_D1;
+	int height = dev->_lines_count_ch2;
+	int num_lines, odd_num_lines;
+	u32 value;
+	int vip_mode = PIXEL_ENGINE_VIP1;
+
+	value = ((pix_format & 0x3) << 12) | (vip_mode & 0x7);
+	value &= 0xFFFFFFEF;
+	value |= dev->_isNTSC_ch2 ? 0 : 0x10;
+	cx_write(ch->vid_fmt_ctl, value);
+
+	// set number of active pixels in each line. Default is 720 pixels in both NTSC and PAL format
+	cx_write(ch->vid_active_ctl1, width);
+
+	num_lines = (height / 2) & 0x3FF;
+	odd_num_lines = num_lines;
+
+	if (dev->_isNTSC_ch2) {
+		odd_num_lines += 1;
+	}
+
+	value = (num_lines << 16) | odd_num_lines;
+
+	// set number of active lines in field 0 (top) and field 1 (bottom)
+	cx_write(ch->vid_active_ctl2, value);
+
+	cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3);
+}
+
+int cx25821_start_video_dma_upstream_ch2(struct cx25821_dev *dev,
+					 struct sram_channel *sram_ch)
+{
+	u32 tmp = 0;
+	int err = 0;
+
+	// 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for channel A-C
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
+
+	// Set the physical start address of the RISC program in the initial program counter(IPC) member of the cmds.
+	cx_write(sram_ch->cmds_start + 0, dev->_dma_phys_addr_ch2);
+	cx_write(sram_ch->cmds_start + 4, 0);	/* Risc IPC High 64 bits 63-32 */
+
+	/* reset counter */
+	cx_write(sram_ch->gpcnt_ctl, 3);
+
+	// Clear our bits from the interrupt status register.
+	cx_write(sram_ch->int_stat, _intr_msk);
+
+	//Set the interrupt mask register, enable irq.
+	cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << sram_ch->irq_bit));
+	tmp = cx_read(sram_ch->int_msk);
+	cx_write(sram_ch->int_msk, tmp |= _intr_msk);
+
+	err =
+	    request_irq(dev->pci->irq, cx25821_upstream_irq_ch2,
+			IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+	if (err < 0) {
+		printk(KERN_ERR "%s: can't get upstream IRQ %d\n", dev->name,
+		       dev->pci->irq);
+		goto fail_irq;
+	}
+	// Start the DMA  engine
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN);
+
+	dev->_is_running_ch2 = 1;
+	dev->_is_first_frame_ch2 = 1;
+
+	return 0;
+
+      fail_irq:
+	cx25821_dev_unregister(dev);
+	return err;
+}
+
+int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev, int channel_select,
+				 int pixel_format)
+{
+	struct sram_channel *sram_ch;
+	u32 tmp;
+	int retval = 0;
+	int err = 0;
+	int data_frame_size = 0;
+	int risc_buffer_size = 0;
+	int str_length = 0;
+
+	if (dev->_is_running_ch2) {
+		printk("Video Channel is still running so return!\n");
+		return 0;
+	}
+
+	dev->_channel2_upstream_select = channel_select;
+	sram_ch = &dev->sram_channels[channel_select];
+
+	INIT_WORK(&dev->_irq_work_entry_ch2, cx25821_vidups_handler_ch2);
+	dev->_irq_queues_ch2 =
+	    create_singlethread_workqueue("cx25821_workqueue2");
+
+	if (!dev->_irq_queues_ch2) {
+		printk
+		    ("cx25821: create_singlethread_workqueue() for Video FAILED!\n");
+		return -ENOMEM;
+	}
+	// 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for channel A-C
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
+
+	dev->_is_running_ch2 = 0;
+	dev->_frame_count_ch2 = 0;
+	dev->_file_status_ch2 = RESET_STATUS;
+	dev->_lines_count_ch2 = dev->_isNTSC_ch2 ? 480 : 576;
+	dev->_pixel_format_ch2 = pixel_format;
+	dev->_line_size_ch2 =
+	    (dev->_pixel_format_ch2 ==
+	     PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
+	data_frame_size = dev->_isNTSC_ch2 ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
+	risc_buffer_size =
+	    dev->_isNTSC_ch2 ? NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
+
+	if (dev->input_filename_ch2) {
+		str_length = strlen(dev->input_filename_ch2);
+		dev->_filename_ch2 =
+		    (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_filename_ch2)
+			goto error;
+
+		memcpy(dev->_filename_ch2, dev->input_filename_ch2,
+		       str_length + 1);
+	} else {
+		str_length = strlen(dev->_defaultname_ch2);
+		dev->_filename_ch2 =
+		    (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_filename_ch2)
+			goto error;
+
+		memcpy(dev->_filename_ch2, dev->_defaultname_ch2,
+		       str_length + 1);
+	}
+
+	//Default if filename is empty string
+	if (strcmp(dev->input_filename_ch2, "") == 0) {
+		if (dev->_isNTSC_ch2) {
+			dev->_filename_ch2 =
+			    (dev->_pixel_format_ch2 ==
+			     PIXEL_FRMT_411) ? "/root/vid411.yuv" :
+			    "/root/vidtest.yuv";
+		} else {
+			dev->_filename_ch2 =
+			    (dev->_pixel_format_ch2 ==
+			     PIXEL_FRMT_411) ? "/root/pal411.yuv" :
+			    "/root/pal422.yuv";
+		}
+	}
+
+	retval =
+	    cx25821_sram_channel_setup_upstream(dev, sram_ch,
+						dev->_line_size_ch2, 0);
+
+	/* setup fifo + format */
+	cx25821_set_pixelengine_ch2(dev, sram_ch, dev->_pixel_format_ch2);
+
+	dev->upstream_riscbuf_size_ch2 = risc_buffer_size * 2;
+	dev->upstream_databuf_size_ch2 = data_frame_size * 2;
+
+	//Allocating buffers and prepare RISC program
+	retval =
+	    cx25821_upstream_buffer_prepare_ch2(dev, sram_ch,
+						dev->_line_size_ch2);
+	if (retval < 0) {
+		printk(KERN_ERR
+		       "%s: Failed to set up Video upstream buffers!\n",
+		       dev->name);
+		goto error;
+	}
+
+	cx25821_start_video_dma_upstream_ch2(dev, sram_ch);
+
+	return 0;
+
+      error:
+	cx25821_dev_unregister(dev);
+
+	return err;
+}
diff --git a/drivers/staging/cx25821/cx25821-video-upstream-ch2.h b/drivers/staging/cx25821/cx25821-video-upstream-ch2.h
new file mode 100644
index 000000000000..73feea114c1c
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video-upstream-ch2.h
@@ -0,0 +1,101 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+
+#define OPEN_FILE_1           0
+#define NUM_PROGS             8
+#define NUM_FRAMES            2
+#define ODD_FIELD             0
+#define EVEN_FIELD            1
+#define TOP_OFFSET            0
+#define FIFO_DISABLE          0
+#define FIFO_ENABLE           1
+#define TEST_FRAMES           5
+#define END_OF_FILE           0
+#define IN_PROGRESS           1
+#define RESET_STATUS          -1
+#define NUM_NO_OPS            5
+
+// PAL and NTSC line sizes and number of lines.
+#define WIDTH_D1              720
+#define NTSC_LINES_PER_FRAME  480
+#define PAL_LINES_PER_FRAME   576
+#define PAL_LINE_SZ           1440
+#define Y422_LINE_SZ          1440
+#define Y411_LINE_SZ          1080
+#define NTSC_FIELD_HEIGHT     240
+#define NTSC_ODD_FLD_LINES    241
+#define PAL_FIELD_HEIGHT      288
+
+#define FRAME_SIZE_NTSC_Y422    (NTSC_LINES_PER_FRAME * Y422_LINE_SZ)
+#define FRAME_SIZE_NTSC_Y411    (NTSC_LINES_PER_FRAME * Y411_LINE_SZ)
+#define FRAME_SIZE_PAL_Y422     (PAL_LINES_PER_FRAME * Y422_LINE_SZ)
+#define FRAME_SIZE_PAL_Y411     (PAL_LINES_PER_FRAME * Y411_LINE_SZ)
+
+#define NTSC_DATA_BUF_SZ        (Y422_LINE_SZ * NTSC_LINES_PER_FRAME)
+#define PAL_DATA_BUF_SZ         (Y422_LINE_SZ * PAL_LINES_PER_FRAME)
+
+#define RISC_WRITECR_INSTRUCTION_SIZE   16
+#define RISC_SYNC_INSTRUCTION_SIZE      4
+#define JUMP_INSTRUCTION_SIZE           12
+#define MAXSIZE_NO_OPS                  36
+#define DWORD_SIZE                      4
+
+#define USE_RISC_NOOP_VIDEO   1
+
+#ifdef USE_RISC_NOOP_VIDEO
+#define PAL_US_VID_PROG_SIZE      ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE +   \
+				    RISC_SYNC_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define PAL_RISC_BUF_SIZE         (2 * PAL_US_VID_PROG_SIZE)
+
+#define PAL_VID_PROG_SIZE         ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
+
+#define ODD_FLD_PAL_PROG_SIZE     ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define NTSC_US_VID_PROG_SIZE     ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
+				    JUMP_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define NTSC_RISC_BUF_SIZE        (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
+
+#define FRAME1_VID_PROG_SIZE      ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
+#define ODD_FLD_NTSC_PROG_SIZE    ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+#endif
+
+#ifndef USE_RISC_NOOP_VIDEO
+#define PAL_US_VID_PROG_SIZE      ((PAL_FIELD_HEIGHT + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+#define PAL_RISC_BUF_SIZE         ( 2 * (RISC_SYNC_INSTRUCTION_SIZE + PAL_US_VID_PROG_SIZE) )
+#define PAL_VID_PROG_SIZE         ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+#define ODD_FLD_PAL_PROG_SIZE     ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+#define ODD_FLD_NTSC_PROG_SIZE    ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+#define NTSC_US_VID_PROG_SIZE     ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
+#define NTSC_RISC_BUF_SIZE        (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE) )
+#define FRAME1_VID_PROG_SIZE      ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				    RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+#endif
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.c b/drivers/staging/cx25821/cx25821-video-upstream.c
new file mode 100644
index 000000000000..3d7dd3f66541
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video-upstream.c
@@ -0,0 +1,894 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+#include "cx25821-video-upstream.h"
+
+#include <linux/fs.h>
+#include <linux/errno.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/module.h>
+#include <linux/syscalls.h>
+#include <linux/file.h>
+#include <linux/fcntl.h>
+#include <asm/uaccess.h>
+
+MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
+MODULE_AUTHOR("Hiep Huynh <hiep.huynh@conexant.com>");
+MODULE_LICENSE("GPL");
+
+static int _intr_msk =
+    FLD_VID_SRC_RISC1 | FLD_VID_SRC_UF | FLD_VID_SRC_SYNC | FLD_VID_SRC_OPC_ERR;
+
+int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
+					struct sram_channel *ch,
+					unsigned int bpl, u32 risc)
+{
+	unsigned int i, lines;
+	u32 cdt;
+
+	if (ch->cmds_start == 0) {
+		cx_write(ch->ptr1_reg, 0);
+		cx_write(ch->ptr2_reg, 0);
+		cx_write(ch->cnt2_reg, 0);
+		cx_write(ch->cnt1_reg, 0);
+		return 0;
+	}
+
+	bpl = (bpl + 7) & ~7;	/* alignment */
+	cdt = ch->cdt;
+	lines = ch->fifo_size / bpl;
+
+	if (lines > 4) {
+		lines = 4;
+	}
+
+	BUG_ON(lines < 2);
+
+	/* write CDT */
+	for (i = 0; i < lines; i++) {
+		cx_write(cdt + 16 * i, ch->fifo_start + bpl * i);
+		cx_write(cdt + 16 * i + 4, 0);
+		cx_write(cdt + 16 * i + 8, 0);
+		cx_write(cdt + 16 * i + 12, 0);
+	}
+
+	/* write CMDS */
+	cx_write(ch->cmds_start + 0, risc);
+
+	cx_write(ch->cmds_start + 4, 0);
+	cx_write(ch->cmds_start + 8, cdt);
+	cx_write(ch->cmds_start + 12, (lines * 16) >> 3);
+	cx_write(ch->cmds_start + 16, ch->ctrl_start);
+
+	cx_write(ch->cmds_start + 20, VID_IQ_SIZE_DW);
+
+	for (i = 24; i < 80; i += 4)
+		cx_write(ch->cmds_start + i, 0);
+
+	/* fill registers */
+	cx_write(ch->ptr1_reg, ch->fifo_start);
+	cx_write(ch->ptr2_reg, cdt);
+	cx_write(ch->cnt2_reg, (lines * 16) >> 3);
+	cx_write(ch->cnt1_reg, (bpl >> 3) - 1);
+
+	return 0;
+}
+
+static __le32 *cx25821_update_riscprogram(struct cx25821_dev *dev,
+					  __le32 * rp, unsigned int offset,
+					  unsigned int bpl, u32 sync_line,
+					  unsigned int lines, int fifo_enable,
+					  int field_type)
+{
+	unsigned int line, i;
+	int dist_betwn_starts = bpl * 2;
+
+	*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+
+	if (USE_RISC_NOOP_VIDEO) {
+		for (i = 0; i < NUM_NO_OPS; i++) {
+			*(rp++) = cpu_to_le32(RISC_NOOP);
+		}
+	}
+
+	/* scan lines */
+	for (line = 0; line < lines; line++) {
+		*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
+		*(rp++) = cpu_to_le32(dev->_data_buf_phys_addr + offset);
+		*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+
+		if ((lines <= NTSC_FIELD_HEIGHT)
+		    || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC)) {
+			offset += dist_betwn_starts;
+		}
+	}
+
+	return rp;
+}
+
+static __le32 *cx25821_risc_field_upstream(struct cx25821_dev *dev, __le32 * rp,
+					   dma_addr_t databuf_phys_addr,
+					   unsigned int offset, u32 sync_line,
+					   unsigned int bpl, unsigned int lines,
+					   int fifo_enable, int field_type)
+{
+	unsigned int line, i;
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[dev->_channel_upstream_select];
+	int dist_betwn_starts = bpl * 2;
+
+	/* sync instruction */
+	if (sync_line != NO_SYNC_LINE) {
+		*(rp++) = cpu_to_le32(RISC_RESYNC | sync_line);
+	}
+
+	if (USE_RISC_NOOP_VIDEO) {
+		for (i = 0; i < NUM_NO_OPS; i++) {
+			*(rp++) = cpu_to_le32(RISC_NOOP);
+		}
+	}
+
+	/* scan lines */
+	for (line = 0; line < lines; line++) {
+		*(rp++) = cpu_to_le32(RISC_READ | RISC_SOL | RISC_EOL | bpl);
+		*(rp++) = cpu_to_le32(databuf_phys_addr + offset);
+		*(rp++) = cpu_to_le32(0);	/* bits 63-32 */
+
+		if ((lines <= NTSC_FIELD_HEIGHT)
+		    || (line < (NTSC_FIELD_HEIGHT - 1)) || !(dev->_isNTSC)) {
+			offset += dist_betwn_starts;	//to skip the other field line
+		}
+
+		// check if we need to enable the FIFO after the first 4 lines
+		// For the upstream video channel, the risc engine will enable the FIFO.
+		if (fifo_enable && line == 3) {
+			*(rp++) = RISC_WRITECR;
+			*(rp++) = sram_ch->dma_ctl;
+			*(rp++) = FLD_VID_FIFO_EN;
+			*(rp++) = 0x00000001;
+		}
+	}
+
+	return rp;
+}
+
+int cx25821_risc_buffer_upstream(struct cx25821_dev *dev,
+				 struct pci_dev *pci,
+				 unsigned int top_offset,
+				 unsigned int bpl, unsigned int lines)
+{
+	__le32 *rp;
+	int fifo_enable = 0;
+	int singlefield_lines = lines >> 1;	//get line count for single field
+	int odd_num_lines = singlefield_lines;
+	int frame = 0;
+	int frame_size = 0;
+	int databuf_offset = 0;
+	int risc_program_size = 0;
+	int risc_flag = RISC_CNT_RESET;
+	unsigned int bottom_offset = bpl;
+	dma_addr_t risc_phys_jump_addr;
+
+	if (dev->_isNTSC) {
+		odd_num_lines = singlefield_lines + 1;
+		risc_program_size = FRAME1_VID_PROG_SIZE;
+		frame_size =
+		    (bpl ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 :
+		    FRAME_SIZE_NTSC_Y422;
+	} else {
+		risc_program_size = PAL_VID_PROG_SIZE;
+		frame_size =
+		    (bpl ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
+	}
+
+	/* Virtual address of Risc buffer program */
+	rp = dev->_dma_virt_addr;
+
+	for (frame = 0; frame < NUM_FRAMES; frame++) {
+		databuf_offset = frame_size * frame;
+
+		if (UNSET != top_offset) {
+			fifo_enable = (frame == 0) ? FIFO_ENABLE : FIFO_DISABLE;
+			rp = cx25821_risc_field_upstream(dev, rp,
+							 dev->
+							 _data_buf_phys_addr +
+							 databuf_offset,
+							 top_offset, 0, bpl,
+							 odd_num_lines,
+							 fifo_enable,
+							 ODD_FIELD);
+		}
+
+		fifo_enable = FIFO_DISABLE;
+
+		//Even Field
+		rp = cx25821_risc_field_upstream(dev, rp,
+						 dev->_data_buf_phys_addr +
+						 databuf_offset, bottom_offset,
+						 0x200, bpl, singlefield_lines,
+						 fifo_enable, EVEN_FIELD);
+
+		if (frame == 0) {
+			risc_flag = RISC_CNT_RESET;
+			risc_phys_jump_addr =
+			    dev->_dma_phys_start_addr + risc_program_size;
+		} else {
+			risc_phys_jump_addr = dev->_dma_phys_start_addr;
+			risc_flag = RISC_CNT_INC;
+		}
+
+		// Loop to 2ndFrameRISC or to Start of Risc program & generate IRQ
+		*(rp++) = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | risc_flag);
+		*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+		*(rp++) = cpu_to_le32(0);
+	}
+
+	return 0;
+}
+
+void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev)
+{
+	struct sram_channel *sram_ch =
+	    &dev->sram_channels[VID_UPSTREAM_SRAM_CHANNEL_I];
+	u32 tmp = 0;
+
+	if (!dev->_is_running) {
+		printk
+		    ("cx25821: No video file is currently running so return!\n");
+		return;
+	}
+	//Disable RISC interrupts
+	tmp = cx_read(sram_ch->int_msk);
+	cx_write(sram_ch->int_msk, tmp & ~_intr_msk);
+
+	//Turn OFF risc and fifo enable
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_write(sram_ch->dma_ctl, tmp & ~(FLD_VID_FIFO_EN | FLD_VID_RISC_EN));
+
+	//Clear data buffer memory
+	if (dev->_data_buf_virt_addr)
+		memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size);
+
+	dev->_is_running = 0;
+	dev->_is_first_frame = 0;
+	dev->_frame_count = 0;
+	dev->_file_status = END_OF_FILE;
+
+	if (dev->_irq_queues) {
+		kfree(dev->_irq_queues);
+		dev->_irq_queues = NULL;
+	}
+
+	if (dev->_filename != NULL)
+		kfree(dev->_filename);
+
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
+}
+
+void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev)
+{
+	if (dev->_is_running) {
+		cx25821_stop_upstream_video_ch1(dev);
+	}
+
+	if (dev->_dma_virt_addr) {
+		pci_free_consistent(dev->pci, dev->_risc_size,
+				    dev->_dma_virt_addr, dev->_dma_phys_addr);
+		dev->_dma_virt_addr = NULL;
+	}
+
+	if (dev->_data_buf_virt_addr) {
+		pci_free_consistent(dev->pci, dev->_data_buf_size,
+				    dev->_data_buf_virt_addr,
+				    dev->_data_buf_phys_addr);
+		dev->_data_buf_virt_addr = NULL;
+	}
+}
+
+int cx25821_get_frame(struct cx25821_dev *dev, struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int frame_index_temp = dev->_frame_index;
+	int i = 0;
+	int line_size =
+	    (dev->_pixel_format ==
+	     PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+	int frame_size = 0;
+	int frame_offset = 0;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t file_offset;
+	loff_t pos;
+	mm_segment_t old_fs;
+
+	if (dev->_file_status == END_OF_FILE)
+		return 0;
+
+	if (dev->_isNTSC) {
+		frame_size =
+		    (line_size ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_NTSC_Y411 :
+		    FRAME_SIZE_NTSC_Y422;
+	} else {
+		frame_size =
+		    (line_size ==
+		     Y411_LINE_SZ) ? FRAME_SIZE_PAL_Y411 : FRAME_SIZE_PAL_Y422;
+	}
+
+	frame_offset = (frame_index_temp > 0) ? frame_size : 0;
+	file_offset = dev->_frame_count * frame_size;
+
+	myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_filename, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk("%s: File has no READ operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (i = 0; i < dev->_lines_count; i++) {
+			pos = file_offset;
+
+			vfs_read_retval =
+			    vfs_read(myfile, mybuf, line_size, &pos);
+
+			if (vfs_read_retval > 0 && vfs_read_retval == line_size
+			    && dev->_data_buf_virt_addr != NULL) {
+				memcpy((void *)(dev->_data_buf_virt_addr +
+						frame_offset / 4), mybuf,
+				       vfs_read_retval);
+			}
+
+			file_offset += vfs_read_retval;
+			frame_offset += vfs_read_retval;
+
+			if (vfs_read_retval < line_size) {
+				printk(KERN_INFO
+				       "Done: exit %s() since no more bytes to read from Video file.\n",
+				       __func__);
+				break;
+			}
+		}
+
+		if (i > 0)
+			dev->_frame_count++;
+
+		dev->_file_status =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+static void cx25821_vidups_handler(struct work_struct *work)
+{
+	struct cx25821_dev *dev =
+	    container_of(work, struct cx25821_dev, _irq_work_entry);
+
+	if (!dev) {
+		printk("ERROR %s(): since container_of(work_struct) FAILED! \n",
+		       __func__);
+		return;
+	}
+
+	cx25821_get_frame(dev,
+			  &dev->sram_channels[dev->_channel_upstream_select]);
+}
+
+int cx25821_openfile(struct cx25821_dev *dev, struct sram_channel *sram_ch)
+{
+	struct file *myfile;
+	int i = 0, j = 0;
+	int line_size =
+	    (dev->_pixel_format ==
+	     PIXEL_FRMT_411) ? Y411_LINE_SZ : Y422_LINE_SZ;
+	ssize_t vfs_read_retval = 0;
+	char mybuf[line_size];
+	loff_t pos;
+	loff_t offset = (unsigned long)0;
+	mm_segment_t old_fs;
+
+	myfile = filp_open(dev->_filename, O_RDONLY | O_LARGEFILE, 0);
+
+	if (IS_ERR(myfile)) {
+		const int open_errno = -PTR_ERR(myfile);
+		printk("%s(): ERROR opening file(%s) with errno = %d! \n",
+		       __func__, dev->_filename, open_errno);
+		return PTR_ERR(myfile);
+	} else {
+		if (!(myfile->f_op)) {
+			printk("%s: File has no file operations registered!",
+			       __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		if (!myfile->f_op->read) {
+			printk
+			    ("%s: File has no READ operations registered!  Returning.",
+			     __func__);
+			filp_close(myfile, NULL);
+			return -EIO;
+		}
+
+		pos = myfile->f_pos;
+		old_fs = get_fs();
+		set_fs(KERNEL_DS);
+
+		for (j = 0; j < NUM_FRAMES; j++) {
+			for (i = 0; i < dev->_lines_count; i++) {
+				pos = offset;
+
+				vfs_read_retval =
+				    vfs_read(myfile, mybuf, line_size, &pos);
+
+				if (vfs_read_retval > 0
+				    && vfs_read_retval == line_size
+				    && dev->_data_buf_virt_addr != NULL) {
+					memcpy((void *)(dev->
+							_data_buf_virt_addr +
+							offset / 4), mybuf,
+					       vfs_read_retval);
+				}
+
+				offset += vfs_read_retval;
+
+				if (vfs_read_retval < line_size) {
+					printk(KERN_INFO
+					       "Done: exit %s() since no more bytes to read from Video file.\n",
+					       __func__);
+					break;
+				}
+			}
+
+			if (i > 0)
+				dev->_frame_count++;
+
+			if (vfs_read_retval < line_size) {
+				break;
+			}
+		}
+
+		dev->_file_status =
+		    (vfs_read_retval == line_size) ? IN_PROGRESS : END_OF_FILE;
+
+		set_fs(old_fs);
+		myfile->f_pos = 0;
+		filp_close(myfile, NULL);
+	}
+
+	return 0;
+}
+
+int cx25821_upstream_buffer_prepare(struct cx25821_dev *dev,
+				    struct sram_channel *sram_ch, int bpl)
+{
+	int ret = 0;
+	dma_addr_t dma_addr;
+	dma_addr_t data_dma_addr;
+
+	if (dev->_dma_virt_addr != NULL) {
+		pci_free_consistent(dev->pci, dev->upstream_riscbuf_size,
+				    dev->_dma_virt_addr, dev->_dma_phys_addr);
+	}
+
+	dev->_dma_virt_addr =
+	    pci_alloc_consistent(dev->pci, dev->upstream_riscbuf_size,
+				 &dma_addr);
+	dev->_dma_virt_start_addr = dev->_dma_virt_addr;
+	dev->_dma_phys_start_addr = dma_addr;
+	dev->_dma_phys_addr = dma_addr;
+	dev->_risc_size = dev->upstream_riscbuf_size;
+
+	if (!dev->_dma_virt_addr) {
+		printk
+		    ("cx25821: FAILED to allocate memory for Risc buffer! Returning.\n");
+		return -ENOMEM;
+	}
+
+	//Clear memory at address
+	memset(dev->_dma_virt_addr, 0, dev->_risc_size);
+
+	if (dev->_data_buf_virt_addr != NULL) {
+		pci_free_consistent(dev->pci, dev->upstream_databuf_size,
+				    dev->_data_buf_virt_addr,
+				    dev->_data_buf_phys_addr);
+	}
+	//For Video Data buffer allocation
+	dev->_data_buf_virt_addr =
+	    pci_alloc_consistent(dev->pci, dev->upstream_databuf_size,
+				 &data_dma_addr);
+	dev->_data_buf_phys_addr = data_dma_addr;
+	dev->_data_buf_size = dev->upstream_databuf_size;
+
+	if (!dev->_data_buf_virt_addr) {
+		printk
+		    ("cx25821: FAILED to allocate memory for data buffer! Returning.\n");
+		return -ENOMEM;
+	}
+
+	//Clear memory at address
+	memset(dev->_data_buf_virt_addr, 0, dev->_data_buf_size);
+
+	ret = cx25821_openfile(dev, sram_ch);
+	if (ret < 0)
+		return ret;
+
+	//Create RISC programs
+	ret =
+	    cx25821_risc_buffer_upstream(dev, dev->pci, 0, bpl,
+					 dev->_lines_count);
+	if (ret < 0) {
+		printk(KERN_INFO
+		       "cx25821: Failed creating Video Upstream Risc programs! \n");
+		goto error;
+	}
+
+	return 0;
+
+      error:
+	return ret;
+}
+
+int cx25821_video_upstream_irq(struct cx25821_dev *dev, int chan_num,
+			       u32 status)
+{
+	u32 int_msk_tmp;
+	struct sram_channel *channel = &dev->sram_channels[chan_num];
+	int singlefield_lines = NTSC_FIELD_HEIGHT;
+	int line_size_in_bytes = Y422_LINE_SZ;
+	int odd_risc_prog_size = 0;
+	dma_addr_t risc_phys_jump_addr;
+	__le32 *rp;
+
+	if (status & FLD_VID_SRC_RISC1) {
+		// We should only process one program per call
+		u32 prog_cnt = cx_read(channel->gpcnt);
+
+		//Since we've identified our IRQ, clear our bits from the interrupt mask and interrupt status registers
+		int_msk_tmp = cx_read(channel->int_msk);
+		cx_write(channel->int_msk, int_msk_tmp & ~_intr_msk);
+		cx_write(channel->int_stat, _intr_msk);
+
+		spin_lock(&dev->slock);
+
+		dev->_frame_index = prog_cnt;
+
+		queue_work(dev->_irq_queues, &dev->_irq_work_entry);
+
+		if (dev->_is_first_frame) {
+			dev->_is_first_frame = 0;
+
+			if (dev->_isNTSC) {
+				singlefield_lines += 1;
+				odd_risc_prog_size = ODD_FLD_NTSC_PROG_SIZE;
+			} else {
+				singlefield_lines = PAL_FIELD_HEIGHT;
+				odd_risc_prog_size = ODD_FLD_PAL_PROG_SIZE;
+			}
+
+			if (dev->_dma_virt_start_addr != NULL) {
+				line_size_in_bytes =
+				    (dev->_pixel_format ==
+				     PIXEL_FRMT_411) ? Y411_LINE_SZ :
+				    Y422_LINE_SZ;
+				risc_phys_jump_addr =
+				    dev->_dma_phys_start_addr +
+				    odd_risc_prog_size;
+
+				rp = cx25821_update_riscprogram(dev,
+								dev->
+								_dma_virt_start_addr,
+								TOP_OFFSET,
+								line_size_in_bytes,
+								0x0,
+								singlefield_lines,
+								FIFO_DISABLE,
+								ODD_FIELD);
+
+				// Jump to Even Risc program of 1st Frame
+				*(rp++) = cpu_to_le32(RISC_JUMP);
+				*(rp++) = cpu_to_le32(risc_phys_jump_addr);
+				*(rp++) = cpu_to_le32(0);
+			}
+		}
+
+		spin_unlock(&dev->slock);
+	} else {
+		if (status & FLD_VID_SRC_UF)
+			printk
+			    ("%s: Video Received Underflow Error Interrupt!\n",
+			     __func__);
+
+		if (status & FLD_VID_SRC_SYNC)
+			printk("%s: Video Received Sync Error Interrupt!\n",
+			       __func__);
+
+		if (status & FLD_VID_SRC_OPC_ERR)
+			printk("%s: Video Received OpCode Error Interrupt!\n",
+			       __func__);
+	}
+
+	if (dev->_file_status == END_OF_FILE) {
+		printk("cx25821: EOF Channel 1 Framecount = %d\n",
+		       dev->_frame_count);
+		return -1;
+	}
+	//ElSE, set the interrupt mask register, re-enable irq.
+	int_msk_tmp = cx_read(channel->int_msk);
+	cx_write(channel->int_msk, int_msk_tmp |= _intr_msk);
+
+	return 0;
+}
+
+static irqreturn_t cx25821_upstream_irq(int irq, void *dev_id)
+{
+	struct cx25821_dev *dev = dev_id;
+	u32 msk_stat, vid_status;
+	int handled = 0;
+	int channel_num = 0;
+	struct sram_channel *sram_ch;
+
+	if (!dev)
+		return -1;
+
+	channel_num = VID_UPSTREAM_SRAM_CHANNEL_I;
+
+	sram_ch = &dev->sram_channels[channel_num];
+
+	msk_stat = cx_read(sram_ch->int_mstat);
+	vid_status = cx_read(sram_ch->int_stat);
+
+	// Only deal with our interrupt
+	if (vid_status) {
+		handled =
+		    cx25821_video_upstream_irq(dev, channel_num, vid_status);
+	}
+
+	if (handled < 0) {
+		cx25821_stop_upstream_video_ch1(dev);
+	} else {
+		handled += handled;
+	}
+
+	return IRQ_RETVAL(handled);
+}
+
+void cx25821_set_pixelengine(struct cx25821_dev *dev, struct sram_channel *ch,
+			     int pix_format)
+{
+	int width = WIDTH_D1;
+	int height = dev->_lines_count;
+	int num_lines, odd_num_lines;
+	u32 value;
+	int vip_mode = OUTPUT_FRMT_656;
+
+	value = ((pix_format & 0x3) << 12) | (vip_mode & 0x7);
+	value &= 0xFFFFFFEF;
+	value |= dev->_isNTSC ? 0 : 0x10;
+	cx_write(ch->vid_fmt_ctl, value);
+
+	// set number of active pixels in each line. Default is 720 pixels in both NTSC and PAL format
+	cx_write(ch->vid_active_ctl1, width);
+
+	num_lines = (height / 2) & 0x3FF;
+	odd_num_lines = num_lines;
+
+	if (dev->_isNTSC) {
+		odd_num_lines += 1;
+	}
+
+	value = (num_lines << 16) | odd_num_lines;
+
+	// set number of active lines in field 0 (top) and field 1 (bottom)
+	cx_write(ch->vid_active_ctl2, value);
+
+	cx_write(ch->vid_cdt_size, VID_CDT_SIZE >> 3);
+}
+
+int cx25821_start_video_dma_upstream(struct cx25821_dev *dev,
+				     struct sram_channel *sram_ch)
+{
+	u32 tmp = 0;
+	int err = 0;
+
+	// 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for channel A-C
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
+
+	// Set the physical start address of the RISC program in the initial program counter(IPC) member of the cmds.
+	cx_write(sram_ch->cmds_start + 0, dev->_dma_phys_addr);
+	cx_write(sram_ch->cmds_start + 4, 0);	/* Risc IPC High 64 bits 63-32 */
+
+	/* reset counter */
+	cx_write(sram_ch->gpcnt_ctl, 3);
+
+	// Clear our bits from the interrupt status register.
+	cx_write(sram_ch->int_stat, _intr_msk);
+
+	//Set the interrupt mask register, enable irq.
+	cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << sram_ch->irq_bit));
+	tmp = cx_read(sram_ch->int_msk);
+	cx_write(sram_ch->int_msk, tmp |= _intr_msk);
+
+	err =
+	    request_irq(dev->pci->irq, cx25821_upstream_irq,
+			IRQF_SHARED | IRQF_DISABLED, dev->name, dev);
+	if (err < 0) {
+		printk(KERN_ERR "%s: can't get upstream IRQ %d\n", dev->name,
+		       dev->pci->irq);
+		goto fail_irq;
+	}
+
+	// Start the DMA  engine
+	tmp = cx_read(sram_ch->dma_ctl);
+	cx_set(sram_ch->dma_ctl, tmp | FLD_VID_RISC_EN);
+
+	dev->_is_running = 1;
+	dev->_is_first_frame = 1;
+
+	return 0;
+
+      fail_irq:
+	cx25821_dev_unregister(dev);
+	return err;
+}
+
+int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev, int channel_select,
+				 int pixel_format)
+{
+	struct sram_channel *sram_ch;
+	u32 tmp;
+	int retval = 0;
+	int err = 0;
+	int data_frame_size = 0;
+	int risc_buffer_size = 0;
+	int str_length = 0;
+
+	if (dev->_is_running) {
+		printk("Video Channel is still running so return!\n");
+		return 0;
+	}
+
+	dev->_channel_upstream_select = channel_select;
+	sram_ch = &dev->sram_channels[channel_select];
+
+	INIT_WORK(&dev->_irq_work_entry, cx25821_vidups_handler);
+	dev->_irq_queues = create_singlethread_workqueue("cx25821_workqueue");
+
+	if (!dev->_irq_queues) {
+		printk
+		    ("cx25821: create_singlethread_workqueue() for Video FAILED!\n");
+		return -ENOMEM;
+	}
+	// 656/VIP SRC Upstream Channel I & J and 7 - Host Bus Interface for channel A-C
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp | 0x1B0001FF);
+
+	dev->_is_running = 0;
+	dev->_frame_count = 0;
+	dev->_file_status = RESET_STATUS;
+	dev->_lines_count = dev->_isNTSC ? 480 : 576;
+	dev->_pixel_format = pixel_format;
+	dev->_line_size =
+	    (dev->_pixel_format ==
+	     PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
+	data_frame_size = dev->_isNTSC ? NTSC_DATA_BUF_SZ : PAL_DATA_BUF_SZ;
+	risc_buffer_size =
+	    dev->_isNTSC ? NTSC_RISC_BUF_SIZE : PAL_RISC_BUF_SIZE;
+
+	if (dev->input_filename) {
+		str_length = strlen(dev->input_filename);
+		dev->_filename = (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_filename)
+			goto error;
+
+		memcpy(dev->_filename, dev->input_filename, str_length + 1);
+	} else {
+		str_length = strlen(dev->_defaultname);
+		dev->_filename = (char *)kmalloc(str_length + 1, GFP_KERNEL);
+
+		if (!dev->_filename)
+			goto error;
+
+		memcpy(dev->_filename, dev->_defaultname, str_length + 1);
+	}
+
+	//Default if filename is empty string
+	if (strcmp(dev->input_filename, "") == 0) {
+		if (dev->_isNTSC) {
+			dev->_filename =
+			    (dev->_pixel_format ==
+			     PIXEL_FRMT_411) ? "/root/vid411.yuv" :
+			    "/root/vidtest.yuv";
+		} else {
+			dev->_filename =
+			    (dev->_pixel_format ==
+			     PIXEL_FRMT_411) ? "/root/pal411.yuv" :
+			    "/root/pal422.yuv";
+		}
+	}
+
+	dev->_is_running = 0;
+	dev->_frame_count = 0;
+	dev->_file_status = RESET_STATUS;
+	dev->_lines_count = dev->_isNTSC ? 480 : 576;
+	dev->_pixel_format = pixel_format;
+	dev->_line_size =
+	    (dev->_pixel_format ==
+	     PIXEL_FRMT_422) ? (WIDTH_D1 * 2) : (WIDTH_D1 * 3) / 2;
+
+	retval =
+	    cx25821_sram_channel_setup_upstream(dev, sram_ch, dev->_line_size,
+						0);
+
+	/* setup fifo + format */
+	cx25821_set_pixelengine(dev, sram_ch, dev->_pixel_format);
+
+	dev->upstream_riscbuf_size = risc_buffer_size * 2;
+	dev->upstream_databuf_size = data_frame_size * 2;
+
+	//Allocating buffers and prepare RISC program
+	retval = cx25821_upstream_buffer_prepare(dev, sram_ch, dev->_line_size);
+	if (retval < 0) {
+		printk(KERN_ERR
+		       "%s: Failed to set up Video upstream buffers!\n",
+		       dev->name);
+		goto error;
+	}
+
+	cx25821_start_video_dma_upstream(dev, sram_ch);
+
+	return 0;
+
+      error:
+	cx25821_dev_unregister(dev);
+
+	return err;
+}
diff --git a/drivers/staging/cx25821/cx25821-video-upstream.h b/drivers/staging/cx25821/cx25821-video-upstream.h
new file mode 100644
index 000000000000..cc9f93842514
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video-upstream.h
@@ -0,0 +1,109 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <hiep.huynh@conexant.com>, <shu.lin@conexant.com>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include <linux/mutex.h>
+#include <linux/workqueue.h>
+
+#define OUTPUT_FRMT_656       0
+#define OPEN_FILE_1           0
+#define NUM_PROGS             8
+#define NUM_FRAMES            2
+#define ODD_FIELD             0
+#define EVEN_FIELD            1
+#define TOP_OFFSET            0
+#define FIFO_DISABLE          0
+#define FIFO_ENABLE           1
+#define TEST_FRAMES           5
+#define END_OF_FILE           0
+#define IN_PROGRESS           1
+#define RESET_STATUS          -1
+#define NUM_NO_OPS            5
+
+// PAL and NTSC line sizes and number of lines.
+#define WIDTH_D1              720
+#define NTSC_LINES_PER_FRAME  480
+#define PAL_LINES_PER_FRAME   576
+#define PAL_LINE_SZ           1440
+#define Y422_LINE_SZ          1440
+#define Y411_LINE_SZ          1080
+#define NTSC_FIELD_HEIGHT     240
+#define NTSC_ODD_FLD_LINES    241
+#define PAL_FIELD_HEIGHT      288
+
+#define FRAME_SIZE_NTSC_Y422    (NTSC_LINES_PER_FRAME * Y422_LINE_SZ)
+#define FRAME_SIZE_NTSC_Y411    (NTSC_LINES_PER_FRAME * Y411_LINE_SZ)
+#define FRAME_SIZE_PAL_Y422     (PAL_LINES_PER_FRAME * Y422_LINE_SZ)
+#define FRAME_SIZE_PAL_Y411     (PAL_LINES_PER_FRAME * Y411_LINE_SZ)
+
+#define NTSC_DATA_BUF_SZ        (Y422_LINE_SZ * NTSC_LINES_PER_FRAME)
+#define PAL_DATA_BUF_SZ         (Y422_LINE_SZ * PAL_LINES_PER_FRAME)
+
+#define RISC_WRITECR_INSTRUCTION_SIZE   16
+#define RISC_SYNC_INSTRUCTION_SIZE      4
+#define JUMP_INSTRUCTION_SIZE           12
+#define MAXSIZE_NO_OPS                  36
+#define DWORD_SIZE                      4
+
+#define USE_RISC_NOOP_VIDEO   1
+
+#ifdef USE_RISC_NOOP_VIDEO
+#define PAL_US_VID_PROG_SIZE        ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE +   \
+				      RISC_SYNC_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define PAL_RISC_BUF_SIZE           (2 * PAL_US_VID_PROG_SIZE)
+
+#define PAL_VID_PROG_SIZE           ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
+
+#define ODD_FLD_PAL_PROG_SIZE       ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define ODD_FLD_NTSC_PROG_SIZE      ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define NTSC_US_VID_PROG_SIZE       ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
+				      JUMP_INSTRUCTION_SIZE + NUM_NO_OPS*DWORD_SIZE)
+
+#define NTSC_RISC_BUF_SIZE          (2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE))
+
+#define FRAME1_VID_PROG_SIZE        ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE + 2*NUM_NO_OPS*DWORD_SIZE)
+
+#endif
+
+#ifndef USE_RISC_NOOP_VIDEO
+#define PAL_US_VID_PROG_SIZE        ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + \
+				      RISC_SYNC_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
+
+#define PAL_RISC_BUF_SIZE           (2 * PAL_US_VID_PROG_SIZE)
+
+#define PAL_VID_PROG_SIZE           ((PAL_FIELD_HEIGHT*2) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+
+#define ODD_FLD_PAL_PROG_SIZE       ((PAL_FIELD_HEIGHT) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+#define ODD_FLD_NTSC_PROG_SIZE      ((NTSC_ODD_FLD_LINES) * 3 * DWORD_SIZE + RISC_SYNC_INSTRUCTION_SIZE + RISC_WRITECR_INSTRUCTION_SIZE )
+
+#define NTSC_US_VID_PROG_SIZE       ((NTSC_ODD_FLD_LINES + 1) * 3 * DWORD_SIZE + RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE)
+#define NTSC_RISC_BUF_SIZE          ( 2 * (RISC_SYNC_INSTRUCTION_SIZE + NTSC_US_VID_PROG_SIZE) )
+#define FRAME1_VID_PROG_SIZE        ((NTSC_ODD_FLD_LINES + NTSC_FIELD_HEIGHT) * 3 * DWORD_SIZE + 2*RISC_SYNC_INSTRUCTION_SIZE + \
+				      RISC_WRITECR_INSTRUCTION_SIZE + JUMP_INSTRUCTION_SIZE )
+#endif
diff --git a/drivers/staging/cx25821/cx25821-video.c b/drivers/staging/cx25821/cx25821-video.c
new file mode 100644
index 000000000000..8834bc80a5ab
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video.c
@@ -0,0 +1,1299 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+MODULE_DESCRIPTION("v4l2 driver module for cx25821 based TV cards");
+MODULE_AUTHOR("Steven Toth <stoth@linuxtv.org>");
+MODULE_LICENSE("GPL");
+
+static unsigned int video_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
+static unsigned int radio_nr[] = {[0 ... (CX25821_MAXBOARDS - 1)] = UNSET };
+
+module_param_array(video_nr, int, NULL, 0444);
+module_param_array(radio_nr, int, NULL, 0444);
+
+MODULE_PARM_DESC(video_nr, "video device numbers");
+MODULE_PARM_DESC(radio_nr, "radio device numbers");
+
+static unsigned int video_debug = VIDEO_DEBUG;
+module_param(video_debug, int, 0644);
+MODULE_PARM_DESC(video_debug, "enable debug messages [video]");
+
+static unsigned int irq_debug;
+module_param(irq_debug, int, 0644);
+MODULE_PARM_DESC(irq_debug, "enable debug messages [IRQ handler]");
+
+unsigned int vid_limit = 16;
+module_param(vid_limit, int, 0644);
+MODULE_PARM_DESC(vid_limit, "capture memory limit in megabytes");
+
+static void init_controls(struct cx25821_dev *dev, int chan_num);
+
+#define FORMAT_FLAGS_PACKED       0x01
+
+struct cx25821_fmt formats[] = {
+	{
+	 .name = "8 bpp, gray",
+	 .fourcc = V4L2_PIX_FMT_GREY,
+	 .depth = 8,
+	 .flags = FORMAT_FLAGS_PACKED,
+	 }, {
+	     .name = "4:1:1, packed, Y41P",
+	     .fourcc = V4L2_PIX_FMT_Y41P,
+	     .depth = 12,
+	     .flags = FORMAT_FLAGS_PACKED,
+	     }, {
+		 .name = "4:2:2, packed, YUYV",
+		 .fourcc = V4L2_PIX_FMT_YUYV,
+		 .depth = 16,
+		 .flags = FORMAT_FLAGS_PACKED,
+		 }, {
+		     .name = "4:2:2, packed, UYVY",
+		     .fourcc = V4L2_PIX_FMT_UYVY,
+		     .depth = 16,
+		     .flags = FORMAT_FLAGS_PACKED,
+		     }, {
+			 .name = "4:2:0, YUV",
+			 .fourcc = V4L2_PIX_FMT_YUV420,
+			 .depth = 12,
+			 .flags = FORMAT_FLAGS_PACKED,
+			 },
+};
+
+int get_format_size(void)
+{
+	return ARRAY_SIZE(formats);
+}
+
+struct cx25821_fmt *format_by_fourcc(unsigned int fourcc)
+{
+	unsigned int i;
+
+	if (fourcc == V4L2_PIX_FMT_Y41P || fourcc == V4L2_PIX_FMT_YUV411P) {
+		return formats + 1;
+	}
+
+	for (i = 0; i < ARRAY_SIZE(formats); i++)
+		if (formats[i].fourcc == fourcc)
+			return formats + i;
+
+	printk(KERN_ERR "%s(0x%08x) NOT FOUND\n", __func__, fourcc);
+	return NULL;
+}
+
+void dump_video_queue(struct cx25821_dev *dev, struct cx25821_dmaqueue *q)
+{
+	struct cx25821_buffer *buf;
+	struct list_head *item;
+	dprintk(1, "%s()\n", __func__);
+
+	if (!list_empty(&q->active)) {
+		list_for_each(item, &q->active)
+		    buf = list_entry(item, struct cx25821_buffer, vb.queue);
+	}
+
+	if (!list_empty(&q->queued)) {
+		list_for_each(item, &q->queued)
+		    buf = list_entry(item, struct cx25821_buffer, vb.queue);
+	}
+
+}
+
+void cx25821_video_wakeup(struct cx25821_dev *dev, struct cx25821_dmaqueue *q,
+			  u32 count)
+{
+	struct cx25821_buffer *buf;
+	int bc;
+
+	for (bc = 0;; bc++) {
+		if (list_empty(&q->active)) {
+			dprintk(1, "bc=%d (=0: active empty)\n", bc);
+			break;
+		}
+
+		buf =
+		    list_entry(q->active.next, struct cx25821_buffer, vb.queue);
+
+		/* count comes from the hw and it is 16bit wide --
+		 * this trick handles wrap-arounds correctly for
+		 * up to 32767 buffers in flight... */
+		if ((s16) (count - buf->count) < 0) {
+			break;
+		}
+
+		do_gettimeofday(&buf->vb.ts);
+		buf->vb.state = VIDEOBUF_DONE;
+		list_del(&buf->vb.queue);
+		wake_up(&buf->vb.done);
+	}
+
+	if (list_empty(&q->active))
+		del_timer(&q->timeout);
+	else
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+	if (bc != 1)
+		printk(KERN_ERR "%s: %d buffers handled (should be 1)\n",
+		       __func__, bc);
+}
+
+#ifdef TUNER_FLAG
+int cx25821_set_tvnorm(struct cx25821_dev *dev, v4l2_std_id norm)
+{
+	dprintk(1, "%s(norm = 0x%08x) name: [%s]\n", __func__,
+		(unsigned int)norm, v4l2_norm_to_name(norm));
+
+	dev->tvnorm = norm;
+
+	/* Tell the internal A/V decoder */
+	cx25821_call_all(dev, core, s_std, norm);
+
+	return 0;
+}
+#endif
+
+struct video_device *cx25821_vdev_init(struct cx25821_dev *dev,
+				       struct pci_dev *pci,
+				       struct video_device *template,
+				       char *type)
+{
+	struct video_device *vfd;
+	dprintk(1, "%s()\n", __func__);
+
+	vfd = video_device_alloc();
+	if (NULL == vfd)
+		return NULL;
+	*vfd = *template;
+	vfd->minor = -1;
+	vfd->v4l2_dev = &dev->v4l2_dev;
+	vfd->release = video_device_release;
+	snprintf(vfd->name, sizeof(vfd->name), "%s %s (%s)", dev->name, type,
+		 cx25821_boards[dev->board].name);
+	return vfd;
+}
+
+/*
+static int cx25821_ctrl_query(struct v4l2_queryctrl *qctrl)
+{
+    int i;
+
+    if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
+	return -EINVAL;
+    for (i = 0; i < CX25821_CTLS; i++)
+	if (cx25821_ctls[i].v.id == qctrl->id)
+	    break;
+    if (i == CX25821_CTLS) {
+	*qctrl = no_ctl;
+	return 0;
+    }
+    *qctrl = cx25821_ctls[i].v;
+    return 0;
+}
+*/
+
+// resource management
+int res_get(struct cx25821_dev *dev, struct cx25821_fh *fh, unsigned int bit)
+{
+	dprintk(1, "%s()\n", __func__);
+	if (fh->resources & bit)
+		/* have it already allocated */
+		return 1;
+
+	/* is it free? */
+	mutex_lock(&dev->lock);
+	if (dev->resources & bit) {
+		/* no, someone else uses it */
+		mutex_unlock(&dev->lock);
+		return 0;
+	}
+	/* it's free, grab it */
+	fh->resources |= bit;
+	dev->resources |= bit;
+	dprintk(1, "res: get %d\n", bit);
+	mutex_unlock(&dev->lock);
+	return 1;
+}
+
+int res_check(struct cx25821_fh *fh, unsigned int bit)
+{
+	return fh->resources & bit;
+}
+
+int res_locked(struct cx25821_dev *dev, unsigned int bit)
+{
+	return dev->resources & bit;
+}
+
+void res_free(struct cx25821_dev *dev, struct cx25821_fh *fh, unsigned int bits)
+{
+	BUG_ON((fh->resources & bits) != bits);
+	dprintk(1, "%s()\n", __func__);
+
+	mutex_lock(&dev->lock);
+	fh->resources &= ~bits;
+	dev->resources &= ~bits;
+	dprintk(1, "res: put %d\n", bits);
+	mutex_unlock(&dev->lock);
+}
+
+int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input)
+{
+	struct v4l2_routing route;
+	memset(&route, 0, sizeof(route));
+
+	dprintk(1, "%s() video_mux: %d [vmux=%d, gpio=0x%x,0x%x,0x%x,0x%x]\n",
+		__func__, input, INPUT(input)->vmux, INPUT(input)->gpio0,
+		INPUT(input)->gpio1, INPUT(input)->gpio2, INPUT(input)->gpio3);
+	dev->input = input;
+
+	route.input = INPUT(input)->vmux;
+
+	/* Tell the internal A/V decoder */
+	cx25821_call_all(dev, video, s_routing, INPUT(input)->vmux, 0, 0);
+
+	return 0;
+}
+
+int cx25821_start_video_dma(struct cx25821_dev *dev,
+			    struct cx25821_dmaqueue *q,
+			    struct cx25821_buffer *buf,
+			    struct sram_channel *channel)
+{
+	int tmp = 0;
+
+	/* setup fifo + format */
+	cx25821_sram_channel_setup(dev, channel, buf->bpl, buf->risc.dma);
+
+	/* reset counter */
+	cx_write(channel->gpcnt_ctl, 3);
+	q->count = 1;
+
+	/* enable irq */
+	cx_set(PCI_INT_MSK, cx_read(PCI_INT_MSK) | (1 << channel->i));
+	cx_set(channel->int_msk, 0x11);
+
+	/* start dma */
+	cx_write(channel->dma_ctl, 0x11);	/* FIFO and RISC enable */
+
+	/* make sure upstream setting if any is reversed */
+	tmp = cx_read(VID_CH_MODE_SEL);
+	cx_write(VID_CH_MODE_SEL, tmp & 0xFFFFFE00);
+
+	return 0;
+}
+
+int cx25821_restart_video_queue(struct cx25821_dev *dev,
+				struct cx25821_dmaqueue *q,
+				struct sram_channel *channel)
+{
+	struct cx25821_buffer *buf, *prev;
+	struct list_head *item;
+
+	if (!list_empty(&q->active)) {
+		buf =
+		    list_entry(q->active.next, struct cx25821_buffer, vb.queue);
+
+		cx25821_start_video_dma(dev, q, buf, channel);
+
+		list_for_each(item, &q->active) {
+			buf = list_entry(item, struct cx25821_buffer, vb.queue);
+			buf->count = q->count++;
+		}
+
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		return 0;
+	}
+
+	prev = NULL;
+	for (;;) {
+		if (list_empty(&q->queued))
+			return 0;
+
+		buf =
+		    list_entry(q->queued.next, struct cx25821_buffer, vb.queue);
+
+		if (NULL == prev) {
+			list_move_tail(&buf->vb.queue, &q->active);
+			cx25821_start_video_dma(dev, q, buf, channel);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		} else if (prev->vb.width == buf->vb.width &&
+			   prev->vb.height == buf->vb.height &&
+			   prev->fmt == buf->fmt) {
+			list_move_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+			prev->risc.jmp[2] = cpu_to_le32(0);	/* Bits 63 - 32 */
+		} else {
+			return 0;
+		}
+		prev = buf;
+	}
+}
+
+void cx25821_vid_timeout(unsigned long data)
+{
+	struct cx25821_data *timeout_data = (struct cx25821_data *)data;
+	struct cx25821_dev *dev = timeout_data->dev;
+	struct sram_channel *channel = timeout_data->channel;
+	struct cx25821_dmaqueue *q = &dev->vidq[channel->i];
+	struct cx25821_buffer *buf;
+	unsigned long flags;
+
+	//cx25821_sram_channel_dump(dev, channel);
+	cx_clear(channel->dma_ctl, 0x11);
+
+	spin_lock_irqsave(&dev->slock, flags);
+	while (!list_empty(&q->active)) {
+		buf =
+		    list_entry(q->active.next, struct cx25821_buffer, vb.queue);
+		list_del(&buf->vb.queue);
+
+		buf->vb.state = VIDEOBUF_ERROR;
+		wake_up(&buf->vb.done);
+	}
+
+	cx25821_restart_video_queue(dev, q, channel);
+	spin_unlock_irqrestore(&dev->slock, flags);
+}
+
+int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status)
+{
+	u32 count = 0;
+	int handled = 0;
+	u32 mask;
+	struct sram_channel *channel = &dev->sram_channels[chan_num];
+
+	mask = cx_read(channel->int_msk);
+	if (0 == (status & mask))
+		return handled;
+
+	cx_write(channel->int_stat, status);
+
+	/* risc op code error */
+	if (status & (1 << 16)) {
+		printk(KERN_WARNING "%s, %s: video risc op code error\n",
+		       dev->name, channel->name);
+		cx_clear(channel->dma_ctl, 0x11);
+		cx25821_sram_channel_dump(dev, channel);
+	}
+
+	/* risc1 y */
+	if (status & FLD_VID_DST_RISC1) {
+		spin_lock(&dev->slock);
+		count = cx_read(channel->gpcnt);
+		cx25821_video_wakeup(dev, &dev->vidq[channel->i], count);
+		spin_unlock(&dev->slock);
+		handled++;
+	}
+
+	/* risc2 y */
+	if (status & 0x10) {
+		dprintk(2, "stopper video\n");
+		spin_lock(&dev->slock);
+		cx25821_restart_video_queue(dev, &dev->vidq[channel->i],
+					    channel);
+		spin_unlock(&dev->slock);
+		handled++;
+	}
+	return handled;
+}
+
+void cx25821_videoioctl_unregister(struct cx25821_dev *dev)
+{
+	if (dev->ioctl_dev) {
+		if (dev->ioctl_dev->minor != -1)
+			video_unregister_device(dev->ioctl_dev);
+		else
+			video_device_release(dev->ioctl_dev);
+
+		dev->ioctl_dev = NULL;
+	}
+}
+
+void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num)
+{
+	cx_clear(PCI_INT_MSK, 1);
+
+	if (dev->video_dev[chan_num]) {
+		if (-1 != dev->video_dev[chan_num]->minor)
+			video_unregister_device(dev->video_dev[chan_num]);
+		else
+			video_device_release(dev->video_dev[chan_num]);
+
+		dev->video_dev[chan_num] = NULL;
+
+		btcx_riscmem_free(dev->pci, &dev->vidq[chan_num].stopper);
+
+		printk(KERN_WARNING "device %d released!\n", chan_num);
+	}
+
+}
+
+int cx25821_video_register(struct cx25821_dev *dev, int chan_num,
+			   struct video_device *video_template)
+{
+	int err;
+
+	spin_lock_init(&dev->slock);
+
+	//printk(KERN_WARNING "Channel %d\n", chan_num);
+
+#ifdef TUNER_FLAG
+	dev->tvnorm = video_template->current_norm;
+#endif
+
+	/* init video dma queues */
+	dev->timeout_data[chan_num].dev = dev;
+	dev->timeout_data[chan_num].channel = &dev->sram_channels[chan_num];
+	INIT_LIST_HEAD(&dev->vidq[chan_num].active);
+	INIT_LIST_HEAD(&dev->vidq[chan_num].queued);
+	dev->vidq[chan_num].timeout.function = cx25821_vid_timeout;
+	dev->vidq[chan_num].timeout.data =
+	    (unsigned long)&dev->timeout_data[chan_num];
+	init_timer(&dev->vidq[chan_num].timeout);
+	cx25821_risc_stopper(dev->pci, &dev->vidq[chan_num].stopper,
+			     dev->sram_channels[chan_num].dma_ctl, 0x11, 0);
+
+	/* register v4l devices */
+	dev->video_dev[chan_num] =
+	    cx25821_vdev_init(dev, dev->pci, video_template, "video");
+	err =
+	    video_register_device(dev->video_dev[chan_num], VFL_TYPE_GRABBER,
+				  video_nr[dev->nr]);
+
+	if (err < 0) {
+		goto fail_unreg;
+	}
+	//set PCI interrupt
+	cx_set(PCI_INT_MSK, 0xff);
+
+	/* initial device configuration */
+	mutex_lock(&dev->lock);
+#ifdef TUNER_FLAG
+	cx25821_set_tvnorm(dev, dev->tvnorm);
+#endif
+	mutex_unlock(&dev->lock);
+
+	init_controls(dev, chan_num);
+
+	return 0;
+
+      fail_unreg:
+	cx25821_video_unregister(dev, chan_num);
+	return err;
+}
+
+int buffer_setup(struct videobuf_queue *q, unsigned int *count,
+		 unsigned int *size)
+{
+	struct cx25821_fh *fh = q->priv_data;
+
+	*size = fh->fmt->depth * fh->width * fh->height >> 3;
+
+	if (0 == *count)
+		*count = 32;
+
+	while (*size * *count > vid_limit * 1024 * 1024)
+		(*count)--;
+
+	return 0;
+}
+
+int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
+		   enum v4l2_field field)
+{
+	struct cx25821_fh *fh = q->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	int rc, init_buffer = 0;
+	u32 line0_offset, line1_offset;
+	struct videobuf_dmabuf *dma = videobuf_to_dma(&buf->vb);
+	int bpl_local = LINE_SIZE_D1;
+	int channel_opened = 0;
+
+	BUG_ON(NULL == fh->fmt);
+	if (fh->width < 48 || fh->width > 720 ||
+	    fh->height < 32 || fh->height > 576)
+		return -EINVAL;
+
+	buf->vb.size = (fh->width * fh->height * fh->fmt->depth) >> 3;
+
+	if (0 != buf->vb.baddr && buf->vb.bsize < buf->vb.size)
+		return -EINVAL;
+
+	if (buf->fmt != fh->fmt ||
+	    buf->vb.width != fh->width ||
+	    buf->vb.height != fh->height || buf->vb.field != field) {
+		buf->fmt = fh->fmt;
+		buf->vb.width = fh->width;
+		buf->vb.height = fh->height;
+		buf->vb.field = field;
+		init_buffer = 1;
+	}
+
+	if (VIDEOBUF_NEEDS_INIT == buf->vb.state) {
+		init_buffer = 1;
+		rc = videobuf_iolock(q, &buf->vb, NULL);
+		if (0 != rc) {
+			printk(KERN_DEBUG "videobuf_iolock failed!\n");
+			goto fail;
+		}
+	}
+
+	dprintk(1, "init_buffer=%d\n", init_buffer);
+
+	if (init_buffer) {
+
+		channel_opened = dev->channel_opened;
+		channel_opened = (channel_opened < 0
+				  || channel_opened > 7) ? 7 : channel_opened;
+
+		if (dev->pixel_formats[channel_opened] == PIXEL_FRMT_411)
+			buf->bpl = (buf->fmt->depth * buf->vb.width) >> 3;
+		else
+			buf->bpl = (buf->fmt->depth >> 3) * (buf->vb.width);
+
+		if (dev->pixel_formats[channel_opened] == PIXEL_FRMT_411) {
+			bpl_local = buf->bpl;
+		} else {
+			bpl_local = buf->bpl;	//Default
+
+			if (channel_opened >= 0 && channel_opened <= 7) {
+				if (dev->use_cif_resolution[channel_opened]) {
+					if (dev->tvnorm & V4L2_STD_PAL_BG
+					    || dev->tvnorm & V4L2_STD_PAL_DK)
+						bpl_local = 352 << 1;
+					else
+						bpl_local =
+						    dev->
+						    cif_width[channel_opened] <<
+						    1;
+				}
+			}
+		}
+
+		switch (buf->vb.field) {
+		case V4L2_FIELD_TOP:
+			cx25821_risc_buffer(dev->pci, &buf->risc,
+					    dma->sglist, 0, UNSET,
+					    buf->bpl, 0, buf->vb.height);
+			break;
+		case V4L2_FIELD_BOTTOM:
+			cx25821_risc_buffer(dev->pci, &buf->risc,
+					    dma->sglist, UNSET, 0,
+					    buf->bpl, 0, buf->vb.height);
+			break;
+		case V4L2_FIELD_INTERLACED:
+			/* All other formats are top field first */
+			line0_offset = 0;
+			line1_offset = buf->bpl;
+			dprintk(1, "top field first\n");
+
+			cx25821_risc_buffer(dev->pci, &buf->risc,
+					    dma->sglist, line0_offset,
+					    bpl_local, bpl_local, bpl_local,
+					    buf->vb.height >> 1);
+			break;
+		case V4L2_FIELD_SEQ_TB:
+			cx25821_risc_buffer(dev->pci, &buf->risc,
+					    dma->sglist,
+					    0, buf->bpl * (buf->vb.height >> 1),
+					    buf->bpl, 0, buf->vb.height >> 1);
+			break;
+		case V4L2_FIELD_SEQ_BT:
+			cx25821_risc_buffer(dev->pci, &buf->risc,
+					    dma->sglist,
+					    buf->bpl * (buf->vb.height >> 1), 0,
+					    buf->bpl, 0, buf->vb.height >> 1);
+			break;
+		default:
+			BUG();
+		}
+	}
+
+	dprintk(2, "[%p/%d] buffer_prep - %dx%d %dbpp \"%s\" - dma=0x%08lx\n",
+		buf, buf->vb.i, fh->width, fh->height, fh->fmt->depth,
+		fh->fmt->name, (unsigned long)buf->risc.dma);
+
+	buf->vb.state = VIDEOBUF_PREPARED;
+
+	return 0;
+
+      fail:
+	cx25821_free_buffer(q, buf);
+	return rc;
+}
+
+void buffer_release(struct videobuf_queue *q, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+
+	cx25821_free_buffer(q, buf);
+}
+
+struct videobuf_queue *get_queue(struct cx25821_fh *fh)
+{
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		return &fh->vidq;
+	default:
+		BUG();
+		return NULL;
+	}
+}
+
+int get_resource(struct cx25821_fh *fh, int resource)
+{
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		return resource;
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+int video_mmap(struct file *file, struct vm_area_struct *vma)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	return videobuf_mmap_mapper(get_queue(fh), vma);
+}
+
+/* VIDEO IOCTLS                                                       */
+int vidioc_g_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+
+	f->fmt.pix.width = fh->width;
+	f->fmt.pix.height = fh->height;
+	f->fmt.pix.field = fh->vidq.field;
+	f->fmt.pix.pixelformat = fh->fmt->fourcc;
+	f->fmt.pix.bytesperline = (f->fmt.pix.width * fh->fmt->depth) >> 3;
+	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+
+	return 0;
+}
+
+int vidioc_try_fmt_vid_cap(struct file *file, void *priv, struct v4l2_format *f)
+{
+	struct cx25821_fmt *fmt;
+	enum v4l2_field field;
+	unsigned int maxw, maxh;
+
+	fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	if (NULL == fmt)
+		return -EINVAL;
+
+	field = f->fmt.pix.field;
+	maxw = 720;
+	maxh = 576;
+
+	if (V4L2_FIELD_ANY == field) {
+		field = (f->fmt.pix.height > maxh / 2)
+		    ? V4L2_FIELD_INTERLACED : V4L2_FIELD_TOP;
+	}
+
+	switch (field) {
+	case V4L2_FIELD_TOP:
+	case V4L2_FIELD_BOTTOM:
+		maxh = maxh / 2;
+		break;
+	case V4L2_FIELD_INTERLACED:
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	f->fmt.pix.field = field;
+	if (f->fmt.pix.height < 32)
+		f->fmt.pix.height = 32;
+	if (f->fmt.pix.height > maxh)
+		f->fmt.pix.height = maxh;
+	if (f->fmt.pix.width < 48)
+		f->fmt.pix.width = 48;
+	if (f->fmt.pix.width > maxw)
+		f->fmt.pix.width = maxw;
+	f->fmt.pix.width &= ~0x03;
+	f->fmt.pix.bytesperline = (f->fmt.pix.width * fmt->depth) >> 3;
+	f->fmt.pix.sizeimage = f->fmt.pix.height * f->fmt.pix.bytesperline;
+
+	return 0;
+}
+
+int vidioc_querycap(struct file *file, void *priv, struct v4l2_capability *cap)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	strcpy(cap->driver, "cx25821");
+	strlcpy(cap->card, cx25821_boards[dev->board].name, sizeof(cap->card));
+	sprintf(cap->bus_info, "PCIe:%s", pci_name(dev->pci));
+	cap->version = CX25821_VERSION_CODE;
+	cap->capabilities =
+	    V4L2_CAP_VIDEO_CAPTURE | V4L2_CAP_READWRITE | V4L2_CAP_STREAMING;
+	if (UNSET != dev->tuner_type)
+		cap->capabilities |= V4L2_CAP_TUNER;
+	return 0;
+}
+
+int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+			    struct v4l2_fmtdesc *f)
+{
+	if (unlikely(f->index >= ARRAY_SIZE(formats)))
+		return -EINVAL;
+
+	strlcpy(f->description, formats[f->index].name, sizeof(f->description));
+	f->pixelformat = formats[f->index].fourcc;
+
+	return 0;
+}
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf)
+{
+	struct cx25821_fh *fh = priv;
+	struct videobuf_queue *q;
+	struct v4l2_requestbuffers req;
+	unsigned int i;
+	int err;
+
+	q = get_queue(fh);
+	memset(&req, 0, sizeof(req));
+	req.type = q->type;
+	req.count = 8;
+	req.memory = V4L2_MEMORY_MMAP;
+	err = videobuf_reqbufs(q, &req);
+	if (err < 0)
+		return err;
+
+	mbuf->frames = req.count;
+	mbuf->size = 0;
+	for (i = 0; i < mbuf->frames; i++) {
+		mbuf->offsets[i] = q->bufs[i]->boff;
+		mbuf->size += q->bufs[i]->bsize;
+	}
+	return 0;
+}
+#endif
+
+int vidioc_reqbufs(struct file *file, void *priv, struct v4l2_requestbuffers *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_reqbufs(get_queue(fh), p);
+}
+
+int vidioc_querybuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_querybuf(get_queue(fh), p);
+}
+
+int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_qbuf(get_queue(fh), p);
+}
+
+int vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)f)->dev;
+
+	*p = v4l2_prio_max(&dev->prio);
+
+	return 0;
+}
+
+int vidioc_s_priority(struct file *file, void *f, enum v4l2_priority prio)
+{
+	struct cx25821_fh *fh = f;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)f)->dev;
+
+	return v4l2_prio_change(&dev->prio, &fh->prio, prio);
+}
+
+#ifdef TUNER_FLAG
+int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * tvnorms)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	dprintk(1, "%s()\n", __func__);
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	if (dev->tvnorm == *tvnorms) {
+		return 0;
+	}
+
+	mutex_lock(&dev->lock);
+	cx25821_set_tvnorm(dev, *tvnorms);
+	mutex_unlock(&dev->lock);
+
+	medusa_set_videostandard(dev);
+
+	return 0;
+}
+#endif
+
+int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i)
+{
+	static const char *iname[] = {
+		[CX25821_VMUX_COMPOSITE] = "Composite",
+		[CX25821_VMUX_SVIDEO] = "S-Video",
+		[CX25821_VMUX_DEBUG] = "for debug only",
+	};
+	unsigned int n;
+	dprintk(1, "%s()\n", __func__);
+
+	n = i->index;
+	if (n > 2)
+		return -EINVAL;
+
+	if (0 == INPUT(n)->type)
+		return -EINVAL;
+
+	memset(i, 0, sizeof(*i));
+	i->index = n;
+	i->type = V4L2_INPUT_TYPE_CAMERA;
+	strcpy(i->name, iname[INPUT(n)->type]);
+
+	i->std = CX25821_NORMS;
+	return 0;
+}
+
+int vidioc_enum_input(struct file *file, void *priv, struct v4l2_input *i)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	dprintk(1, "%s()\n", __func__);
+	return cx25821_enum_input(dev, i);
+}
+
+int vidioc_g_input(struct file *file, void *priv, unsigned int *i)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	*i = dev->input;
+	dprintk(1, "%s() returns %d\n", __func__, *i);
+	return 0;
+}
+
+int vidioc_s_input(struct file *file, void *priv, unsigned int i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	dprintk(1, "%s(%d)\n", __func__, i);
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	if (i > 2) {
+		dprintk(1, "%s() -EINVAL\n", __func__);
+		return -EINVAL;
+	}
+
+	mutex_lock(&dev->lock);
+	cx25821_video_mux(dev, i);
+	mutex_unlock(&dev->lock);
+	return 0;
+}
+
+#ifdef TUNER_FLAG
+int vidioc_g_frequency(struct file *file, void *priv, struct v4l2_frequency *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	f->frequency = dev->freq;
+
+	cx25821_call_all(dev, tuner, g_frequency, f);
+
+	return 0;
+}
+
+int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f)
+{
+	mutex_lock(&dev->lock);
+	dev->freq = f->frequency;
+
+	cx25821_call_all(dev, tuner, s_frequency, f);
+
+	/* When changing channels it is required to reset TVAUDIO */
+	msleep(10);
+
+	mutex_unlock(&dev->lock);
+
+	return 0;
+}
+
+int vidioc_s_frequency(struct file *file, void *priv, struct v4l2_frequency *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_freq(dev, f);
+}
+#endif
+
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+int vidioc_g_register(struct file *file, void *fh,
+		      struct v4l2_dbg_register *reg)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)fh)->dev;
+
+	if (!v4l2_chip_match_host(&reg->match))
+		return -EINVAL;
+
+	cx25821_call_all(dev, core, g_register, reg);
+
+	return 0;
+}
+
+int vidioc_s_register(struct file *file, void *fh,
+		      struct v4l2_dbg_register *reg)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)fh)->dev;
+
+	if (!v4l2_chip_match_host(&reg->match))
+		return -EINVAL;
+
+	cx25821_call_all(dev, core, s_register, reg);
+
+	return 0;
+}
+
+#endif
+
+#ifdef TUNER_FLAG
+int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	if (unlikely(UNSET == dev->tuner_type))
+		return -EINVAL;
+	if (0 != t->index)
+		return -EINVAL;
+
+	strcpy(t->name, "Television");
+	t->type = V4L2_TUNER_ANALOG_TV;
+	t->capability = V4L2_TUNER_CAP_NORM;
+	t->rangehigh = 0xffffffffUL;
+
+	t->signal = 0xffff;	/* LOCKED */
+	return 0;
+}
+
+int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	struct cx25821_fh *fh = priv;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(1, "%s()\n", __func__);
+	if (UNSET == dev->tuner_type)
+		return -EINVAL;
+	if (0 != t->index)
+		return -EINVAL;
+
+	return 0;
+}
+
+#endif
+// ******************************************************************************************
+static const struct v4l2_queryctrl no_ctl = {
+	.name = "42",
+	.flags = V4L2_CTRL_FLAG_DISABLED,
+};
+
+static struct v4l2_queryctrl cx25821_ctls[] = {
+	/* --- video --- */
+	{
+	 .id = V4L2_CID_BRIGHTNESS,
+	 .name = "Brightness",
+	 .minimum = 0,
+	 .maximum = 10000,
+	 .step = 1,
+	 .default_value = 6200,
+	 .type = V4L2_CTRL_TYPE_INTEGER,
+	 }, {
+	     .id = V4L2_CID_CONTRAST,
+	     .name = "Contrast",
+	     .minimum = 0,
+	     .maximum = 10000,
+	     .step = 1,
+	     .default_value = 5000,
+	     .type = V4L2_CTRL_TYPE_INTEGER,
+	     }, {
+		 .id = V4L2_CID_SATURATION,
+		 .name = "Saturation",
+		 .minimum = 0,
+		 .maximum = 10000,
+		 .step = 1,
+		 .default_value = 5000,
+		 .type = V4L2_CTRL_TYPE_INTEGER,
+		 }, {
+		     .id = V4L2_CID_HUE,
+		     .name = "Hue",
+		     .minimum = 0,
+		     .maximum = 10000,
+		     .step = 1,
+		     .default_value = 5000,
+		     .type = V4L2_CTRL_TYPE_INTEGER,
+		     }
+};
+static const int CX25821_CTLS = ARRAY_SIZE(cx25821_ctls);
+
+static int cx25821_ctrl_query(struct v4l2_queryctrl *qctrl)
+{
+	int i;
+
+	if (qctrl->id < V4L2_CID_BASE || qctrl->id >= V4L2_CID_LASTP1)
+		return -EINVAL;
+	for (i = 0; i < CX25821_CTLS; i++)
+		if (cx25821_ctls[i].id == qctrl->id)
+			break;
+	if (i == CX25821_CTLS) {
+		*qctrl = no_ctl;
+		return 0;
+	}
+	*qctrl = cx25821_ctls[i];
+	return 0;
+}
+
+int vidioc_queryctrl(struct file *file, void *priv,
+		     struct v4l2_queryctrl *qctrl)
+{
+	return cx25821_ctrl_query(qctrl);
+}
+
+/* ------------------------------------------------------------------ */
+/* VIDEO CTRL IOCTLS                                                  */
+
+static const struct v4l2_queryctrl *ctrl_by_id(unsigned int id)
+{
+	unsigned int i;
+
+	for (i = 0; i < CX25821_CTLS; i++)
+		if (cx25821_ctls[i].id == id)
+			return cx25821_ctls + i;
+	return NULL;
+}
+
+int vidioc_g_ctrl(struct file *file, void *priv, struct v4l2_control *ctl)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	const struct v4l2_queryctrl *ctrl;
+
+	ctrl = ctrl_by_id(ctl->id);
+
+	if (NULL == ctrl)
+		return -EINVAL;
+	switch (ctl->id) {
+	case V4L2_CID_BRIGHTNESS:
+		ctl->value = dev->ctl_bright;
+		break;
+	case V4L2_CID_HUE:
+		ctl->value = dev->ctl_hue;
+		break;
+	case V4L2_CID_CONTRAST:
+		ctl->value = dev->ctl_contrast;
+		break;
+	case V4L2_CID_SATURATION:
+		ctl->value = dev->ctl_saturation;
+		break;
+	}
+	return 0;
+}
+
+int cx25821_set_control(struct cx25821_dev *dev,
+			struct v4l2_control *ctl, int chan_num)
+{
+	int err;
+	const struct v4l2_queryctrl *ctrl;
+
+	err = -EINVAL;
+
+	ctrl = ctrl_by_id(ctl->id);
+
+	if (NULL == ctrl)
+		return err;
+
+	switch (ctrl->type) {
+	case V4L2_CTRL_TYPE_BOOLEAN:
+	case V4L2_CTRL_TYPE_MENU:
+	case V4L2_CTRL_TYPE_INTEGER:
+		if (ctl->value < ctrl->minimum)
+			ctl->value = ctrl->minimum;
+		if (ctl->value > ctrl->maximum)
+			ctl->value = ctrl->maximum;
+		break;
+	default:
+		/* nothing */ ;
+	};
+
+	switch (ctl->id) {
+	case V4L2_CID_BRIGHTNESS:
+		dev->ctl_bright = ctl->value;
+		medusa_set_brightness(dev, ctl->value, chan_num);
+		break;
+	case V4L2_CID_HUE:
+		dev->ctl_hue = ctl->value;
+		medusa_set_hue(dev, ctl->value, chan_num);
+		break;
+	case V4L2_CID_CONTRAST:
+		dev->ctl_contrast = ctl->value;
+		medusa_set_contrast(dev, ctl->value, chan_num);
+		break;
+	case V4L2_CID_SATURATION:
+		dev->ctl_saturation = ctl->value;
+		medusa_set_saturation(dev, ctl->value, chan_num);
+		break;
+	}
+
+	err = 0;
+
+	return err;
+}
+
+static void init_controls(struct cx25821_dev *dev, int chan_num)
+{
+	struct v4l2_control ctrl;
+	int i;
+	for (i = 0; i < CX25821_CTLS; i++) {
+		ctrl.id = cx25821_ctls[i].id;
+		ctrl.value = cx25821_ctls[i].default_value;
+
+		cx25821_set_control(dev, &ctrl, chan_num);
+	}
+}
+
+int vidioc_cropcap(struct file *file, void *priv, struct v4l2_cropcap *cropcap)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	cropcap->bounds.top = cropcap->bounds.left = 0;
+	cropcap->bounds.width = 720;
+	cropcap->bounds.height = dev->tvnorm == V4L2_STD_PAL_BG ? 576 : 480;
+	cropcap->pixelaspect.numerator =
+	    dev->tvnorm == V4L2_STD_PAL_BG ? 59 : 10;
+	cropcap->pixelaspect.denominator =
+	    dev->tvnorm == V4L2_STD_PAL_BG ? 54 : 11;
+	cropcap->defrect = cropcap->bounds;
+	return 0;
+}
+
+int vidioc_s_crop(struct file *file, void *priv, struct v4l2_crop *crop)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	struct cx25821_fh *fh = priv;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+	// vidioc_s_crop not supported
+	return -EINVAL;
+}
+
+int vidioc_g_crop(struct file *file, void *priv, struct v4l2_crop *crop)
+{
+	// vidioc_g_crop not supported
+	return -EINVAL;
+}
+
+int vidioc_querystd(struct file *file, void *priv, v4l2_std_id * norm)
+{
+	// medusa does not support video standard sensing of current input
+	*norm = CX25821_NORMS;
+
+	return 0;
+}
+
+int is_valid_width(u32 width, v4l2_std_id tvnorm)
+{
+	if (tvnorm == V4L2_STD_PAL_BG) {
+		if (width == 352 || width == 720)
+			return 1;
+		else
+			return 0;
+	}
+
+	if (tvnorm == V4L2_STD_NTSC_M) {
+		if (width == 320 || width == 352 || width == 720)
+			return 1;
+		else
+			return 0;
+	}
+	return 0;
+}
+
+int is_valid_height(u32 height, v4l2_std_id tvnorm)
+{
+	if (tvnorm == V4L2_STD_PAL_BG) {
+		if (height == 576 || height == 288)
+			return 1;
+		else
+			return 0;
+	}
+
+	if (tvnorm == V4L2_STD_NTSC_M) {
+		if (height == 480 || height == 240)
+			return 1;
+		else
+			return 0;
+	}
+
+	return 0;
+}
diff --git a/drivers/staging/cx25821/cx25821-video.h b/drivers/staging/cx25821/cx25821-video.h
new file mode 100644
index 000000000000..4417ff5d90d4
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video.h
@@ -0,0 +1,194 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef CX25821_VIDEO_H_
+#define CX25821_VIDEO_H_
+
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kmod.h>
+#include <linux/kernel.h>
+#include <linux/slab.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/kthread.h>
+#include <asm/div64.h>
+
+#include "cx25821.h"
+#include <media/v4l2-common.h>
+#include <media/v4l2-ioctl.h>
+
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+/* Include V4L1 specific functions. Should be removed soon */
+#include <linux/videodev.h>
+#endif
+
+#define TUNER_FLAG
+
+#define VIDEO_DEBUG 0
+
+#define dprintk(level, fmt, arg...)\
+    do { if (VIDEO_DEBUG >= level)\
+	printk(KERN_DEBUG "%s/0: " fmt, dev->name, ## arg);\
+    } while (0)
+
+//For IOCTL to identify running upstream
+#define UPSTREAM_START_VIDEO        700
+#define UPSTREAM_STOP_VIDEO         701
+#define UPSTREAM_START_AUDIO        702
+#define UPSTREAM_STOP_AUDIO         703
+#define UPSTREAM_DUMP_REGISTERS     702
+#define SET_VIDEO_STD               800
+#define SET_PIXEL_FORMAT            1000
+#define ENABLE_CIF_RESOLUTION       1001
+
+#define REG_READ		    900
+#define REG_WRITE		    901
+#define MEDUSA_READ		    910
+#define MEDUSA_WRITE		911
+
+extern struct sram_channel *channel0;
+extern struct sram_channel *channel1;
+extern struct sram_channel *channel2;
+extern struct sram_channel *channel3;
+extern struct sram_channel *channel4;
+extern struct sram_channel *channel5;
+extern struct sram_channel *channel6;
+extern struct sram_channel *channel7;
+extern struct sram_channel *channel9;
+extern struct sram_channel *channel10;
+extern struct sram_channel *channel11;
+extern struct video_device cx25821_video_template0;
+extern struct video_device cx25821_video_template1;
+extern struct video_device cx25821_video_template2;
+extern struct video_device cx25821_video_template3;
+extern struct video_device cx25821_video_template4;
+extern struct video_device cx25821_video_template5;
+extern struct video_device cx25821_video_template6;
+extern struct video_device cx25821_video_template7;
+extern struct video_device cx25821_video_template9;
+extern struct video_device cx25821_video_template10;
+extern struct video_device cx25821_video_template11;
+extern struct video_device cx25821_videoioctl_template;
+//extern const u32 *ctrl_classes[];
+
+extern unsigned int vid_limit;
+
+#define FORMAT_FLAGS_PACKED       0x01
+extern struct cx25821_fmt formats[];
+extern struct cx25821_fmt *format_by_fourcc(unsigned int fourcc);
+extern struct cx25821_data timeout_data[MAX_VID_CHANNEL_NUM];
+
+extern void dump_video_queue(struct cx25821_dev *dev,
+			     struct cx25821_dmaqueue *q);
+extern void cx25821_video_wakeup(struct cx25821_dev *dev,
+				 struct cx25821_dmaqueue *q, u32 count);
+
+#ifdef TUNER_FLAG
+extern int cx25821_set_tvnorm(struct cx25821_dev *dev, v4l2_std_id norm);
+#endif
+
+extern int res_get(struct cx25821_dev *dev, struct cx25821_fh *fh,
+		   unsigned int bit);
+extern int res_check(struct cx25821_fh *fh, unsigned int bit);
+extern int res_locked(struct cx25821_dev *dev, unsigned int bit);
+extern void res_free(struct cx25821_dev *dev, struct cx25821_fh *fh,
+		     unsigned int bits);
+extern int cx25821_video_mux(struct cx25821_dev *dev, unsigned int input);
+extern int cx25821_start_video_dma(struct cx25821_dev *dev,
+				   struct cx25821_dmaqueue *q,
+				   struct cx25821_buffer *buf,
+				   struct sram_channel *channel);
+
+extern int cx25821_set_scale(struct cx25821_dev *dev, unsigned int width,
+			     unsigned int height, enum v4l2_field field);
+extern int cx25821_video_irq(struct cx25821_dev *dev, int chan_num, u32 status);
+extern void cx25821_video_unregister(struct cx25821_dev *dev, int chan_num);
+extern int cx25821_video_register(struct cx25821_dev *dev, int chan_num,
+				  struct video_device *video_template);
+extern int get_format_size(void);
+
+extern int buffer_setup(struct videobuf_queue *q, unsigned int *count,
+			unsigned int *size);
+extern int buffer_prepare(struct videobuf_queue *q, struct videobuf_buffer *vb,
+			  enum v4l2_field field);
+extern void buffer_release(struct videobuf_queue *q,
+			   struct videobuf_buffer *vb);
+extern struct videobuf_queue *get_queue(struct cx25821_fh *fh);
+extern int get_resource(struct cx25821_fh *fh, int resource);
+extern int video_mmap(struct file *file, struct vm_area_struct *vma);
+extern int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
+				  struct v4l2_format *f);
+extern int vidioc_querycap(struct file *file, void *priv,
+			   struct v4l2_capability *cap);
+extern int vidioc_enum_fmt_vid_cap(struct file *file, void *priv,
+				   struct v4l2_fmtdesc *f);
+extern int vidiocgmbuf(struct file *file, void *priv, struct video_mbuf *mbuf);
+extern int vidioc_reqbufs(struct file *file, void *priv,
+			  struct v4l2_requestbuffers *p);
+extern int vidioc_querybuf(struct file *file, void *priv,
+			   struct v4l2_buffer *p);
+extern int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *p);
+extern int vidioc_s_std(struct file *file, void *priv, v4l2_std_id * tvnorms);
+extern int cx25821_enum_input(struct cx25821_dev *dev, struct v4l2_input *i);
+extern int vidioc_enum_input(struct file *file, void *priv,
+			     struct v4l2_input *i);
+extern int vidioc_g_input(struct file *file, void *priv, unsigned int *i);
+extern int vidioc_s_input(struct file *file, void *priv, unsigned int i);
+extern int vidioc_g_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl);
+extern int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f);
+extern int vidioc_g_frequency(struct file *file, void *priv,
+			      struct v4l2_frequency *f);
+extern int cx25821_set_freq(struct cx25821_dev *dev, struct v4l2_frequency *f);
+extern int vidioc_s_frequency(struct file *file, void *priv,
+			      struct v4l2_frequency *f);
+extern int vidioc_g_register(struct file *file, void *fh,
+			     struct v4l2_dbg_register *reg);
+extern int vidioc_s_register(struct file *file, void *fh,
+			     struct v4l2_dbg_register *reg);
+extern int vidioc_g_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
+extern int vidioc_s_tuner(struct file *file, void *priv, struct v4l2_tuner *t);
+
+extern int is_valid_width(u32 width, v4l2_std_id tvnorm);
+extern int is_valid_height(u32 height, v4l2_std_id tvnorm);
+
+extern int vidioc_g_priority(struct file *file, void *f, enum v4l2_priority *p);
+extern int vidioc_s_priority(struct file *file, void *f,
+			     enum v4l2_priority prio);
+
+extern int vidioc_queryctrl(struct file *file, void *priv,
+			    struct v4l2_queryctrl *qctrl);
+extern int cx25821_set_control(struct cx25821_dev *dev,
+			       struct v4l2_control *ctrl, int chan_num);
+
+extern int vidioc_cropcap(struct file *file, void *fh,
+			  struct v4l2_cropcap *cropcap);
+extern int vidioc_s_crop(struct file *file, void *priv, struct v4l2_crop *crop);
+extern int vidioc_g_crop(struct file *file, void *priv, struct v4l2_crop *crop);
+
+extern int vidioc_querystd(struct file *file, void *priv, v4l2_std_id * norm);
+#endif
diff --git a/drivers/staging/cx25821/cx25821-video0.c b/drivers/staging/cx25821/cx25821-video0.c
new file mode 100644
index 000000000000..950fac1d7003
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video0.c
@@ -0,0 +1,451 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH00];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH00]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH00]
+		    && h->video_dev[SRAM_CH00]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH00;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO0))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO0)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH00]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel0->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO0)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO0);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO0)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO0);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = PIXEL_FRMT_422;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH00, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH00] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH00] = 0;
+	}
+	dev->cif_width[SRAM_CH00] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH00);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH00].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH00];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 0 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH00);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template0 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video1.c b/drivers/staging/cx25821/cx25821-video1.c
new file mode 100644
index 000000000000..a4dddc684adf
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video1.c
@@ -0,0 +1,451 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH01];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH01]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH01]
+		    && h->video_dev[SRAM_CH01]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH01;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO1))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO1)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH01]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel1->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO1)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO1);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO1)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO1);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH01, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH01] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH01] = 0;
+	}
+	dev->cif_width[SRAM_CH01] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH01);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH01].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH01];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 1 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH01);
+}
+
+//exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template1 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video2.c b/drivers/staging/cx25821/cx25821-video2.c
new file mode 100644
index 000000000000..8e04e253f5d9
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video2.c
@@ -0,0 +1,452 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH02];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH02]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH02]
+		    && h->video_dev[SRAM_CH02]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH02;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO2))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO2)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH02]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel2->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO2)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO2);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO2)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO2);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH02, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH02] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH02] = 0;
+	}
+	dev->cif_width[SRAM_CH02] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH02);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH02].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH02];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 2 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH02);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template2 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video3.c b/drivers/staging/cx25821/cx25821-video3.c
new file mode 100644
index 000000000000..8801a8ead904
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video3.c
@@ -0,0 +1,451 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH03];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH03]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH03]
+		    && h->video_dev[SRAM_CH03]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH03;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO3))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO3)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH03]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel3->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO3)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO3);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO3)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO3);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH03, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH03] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH03] = 0;
+	}
+	dev->cif_width[SRAM_CH03] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH03);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH03].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH03];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 3 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH03);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template3 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video4.c b/drivers/staging/cx25821/cx25821-video4.c
new file mode 100644
index 000000000000..ab0d747138ad
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video4.c
@@ -0,0 +1,450 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH04];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH04]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH04]
+		    && h->video_dev[SRAM_CH04]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH04;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO4))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO4)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH04]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel4->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO4)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO4);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO4)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO4);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	// check priority
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH04, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH04] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH04] = 0;
+	}
+	dev->cif_width[SRAM_CH04] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH04);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH04].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH04];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 4 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH04);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template4 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video5.c b/drivers/staging/cx25821/cx25821-video5.c
new file mode 100644
index 000000000000..7ef0b971f5cf
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video5.c
@@ -0,0 +1,450 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH05];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH05]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH05]
+		    && h->video_dev[SRAM_CH05]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH05;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO5))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO5)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH05]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel5->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO5)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO5);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO5)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO5);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH05, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH05] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH05] = 0;
+	}
+	dev->cif_width[SRAM_CH05] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH05);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH05].count;
+
+	return ret_val;
+}
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH05];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 5 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH05);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template5 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video6.c b/drivers/staging/cx25821/cx25821-video6.c
new file mode 100644
index 000000000000..3c41b49e2ea9
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video6.c
@@ -0,0 +1,450 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH06];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH06]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH06]
+		    && h->video_dev[SRAM_CH06]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH06;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO6))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO6)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH06]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel6->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO6)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO6);
+	}
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO6)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO6);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH06, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH06] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH06] = 0;
+	}
+	dev->cif_width[SRAM_CH06] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH06);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH06].count;
+
+	return ret_val;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH06];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 6 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH06);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template6 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-video7.c b/drivers/staging/cx25821/cx25821-video7.c
new file mode 100644
index 000000000000..625c9b78a9cf
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-video7.c
@@ -0,0 +1,449 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH07];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH07]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH07]
+		    && h->video_dev[SRAM_CH07]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = SRAM_CH07;
+	pix_format =
+	    (dev->pixel_formats[dev->channel_opened] ==
+	     PIXEL_FRMT_411) ? V4L2_PIX_FMT_Y41P : V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO7))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO7)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR) {
+		if (buf->vb.state == VIDEOBUF_DONE) {
+			struct cx25821_dev *dev = fh->dev;
+
+			if (dev && dev->use_cif_resolution[SRAM_CH07]) {
+				u8 cam_id = *((char *)buf->vb.baddr + 3);
+				memcpy((char *)buf->vb.baddr,
+				       (char *)buf->vb.baddr + (fh->width * 2),
+				       (fh->width * 2));
+				*((char *)buf->vb.baddr + 3) = cam_id;
+			}
+		}
+
+		return POLLIN | POLLRDNORM;
+	}
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	cx_write(channel7->dma_ctl, 0);	/* FIFO and RISC disable */
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO7)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO7);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO7)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO7);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+	int pix_format = 0;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->vidq.field = f->fmt.pix.field;
+
+	// check if width and height is valid based on set standard
+	if (is_valid_width(f->fmt.pix.width, dev->tvnorm)) {
+		fh->width = f->fmt.pix.width;
+	}
+
+	if (is_valid_height(f->fmt.pix.height, dev->tvnorm)) {
+		fh->height = f->fmt.pix.height;
+	}
+
+	if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_Y41P)
+		pix_format = PIXEL_FRMT_411;
+	else if (f->fmt.pix.pixelformat == V4L2_PIX_FMT_YUYV)
+		pix_format = PIXEL_FRMT_422;
+	else
+		return -EINVAL;
+
+	cx25821_set_pixel_format(dev, SRAM_CH07, pix_format);
+
+	// check if cif resolution
+	if (fh->width == 320 || fh->width == 352) {
+		dev->use_cif_resolution[SRAM_CH07] = 1;
+	} else {
+		dev->use_cif_resolution[SRAM_CH07] = 0;
+	}
+	dev->cif_width[SRAM_CH07] = fh->width;
+	medusa_set_resolution(dev, fh->width, SRAM_CH07);
+
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	int ret_val = 0;
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+
+	ret_val = videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+
+	p->sequence = dev->vidq[SRAM_CH07].count;
+
+	return ret_val;
+}
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	struct sram_channel *sram_ch = &dev->sram_channels[SRAM_CH07];
+	u32 tmp = 0;
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+
+	tmp = cx_read(sram_ch->dma_ctl);
+	printk(KERN_INFO "Video input 7 is %s\n",
+	       (tmp & 0x11) ? "streaming" : "stopped");
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return cx25821_set_control(dev, ctl, SRAM_CH07);
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl2,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template7 = {
+	.name = "cx25821-video",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-videoioctl.c b/drivers/staging/cx25821/cx25821-videoioctl.c
new file mode 100644
index 000000000000..2a312ce78c63
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-videoioctl.c
@@ -0,0 +1,496 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[VIDEO_IOCTL_CH];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[VIDEO_IOCTL_CH]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+	u32 pix_format;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->ioctl_dev && h->ioctl_dev->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = VIDEO_IOCTL_CH;
+	pix_format = V4L2_PIX_FMT_YUYV;
+	fh->fmt = format_by_fourcc(pix_format);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO_IOCTL))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO_IOCTL)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR)
+		return POLLIN | POLLRDNORM;
+
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO_IOCTL)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO_IOCTL);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO_IOCTL)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO_IOCTL);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->width = f->fmt.pix.width;
+	fh->height = f->fmt.pix.height;
+	fh->vidq.field = f->fmt.pix.field;
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+}
+
+static long video_ioctl_set(struct file *file, unsigned int cmd,
+			    unsigned long arg)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct downstream_user_struct *data_from_user;
+	int command;
+	int width = 720;
+	int selected_channel = 0, pix_format = 0, i = 0;
+	int cif_enable = 0, cif_width = 0;
+	u32 value = 0;
+
+	data_from_user = (struct downstream_user_struct *)arg;
+
+	if (!data_from_user) {
+		printk("cx25821 in %s(): User data is INVALID. Returning.\n",
+		       __func__);
+		return 0;
+	}
+
+	command = data_from_user->command;
+
+	if (command != SET_VIDEO_STD && command != SET_PIXEL_FORMAT
+	    && command != ENABLE_CIF_RESOLUTION && command != REG_READ
+	    && command != REG_WRITE && command != MEDUSA_READ
+	    && command != MEDUSA_WRITE) {
+		return 0;
+	}
+
+	switch (command) {
+	case SET_VIDEO_STD:
+		dev->tvnorm =
+		    !strcmp(data_from_user->vid_stdname,
+			    "PAL") ? V4L2_STD_PAL_BG : V4L2_STD_NTSC_M;
+		medusa_set_videostandard(dev);
+		break;
+
+	case SET_PIXEL_FORMAT:
+		selected_channel = data_from_user->decoder_select;
+		pix_format = data_from_user->pixel_format;
+
+		if (!(selected_channel <= 7 && selected_channel >= 0)) {
+			selected_channel -= 4;
+			selected_channel = selected_channel % 8;
+		}
+
+		if (selected_channel >= 0)
+			cx25821_set_pixel_format(dev, selected_channel,
+						 pix_format);
+
+		break;
+
+	case ENABLE_CIF_RESOLUTION:
+		selected_channel = data_from_user->decoder_select;
+		cif_enable = data_from_user->cif_resolution_enable;
+		cif_width = data_from_user->cif_width;
+
+		if (cif_enable) {
+			if (dev->tvnorm & V4L2_STD_PAL_BG
+			    || dev->tvnorm & V4L2_STD_PAL_DK)
+				width = 352;
+			else
+				width = (cif_width == 320
+					 || cif_width == 352) ? cif_width : 320;
+		}
+
+		if (!(selected_channel <= 7 && selected_channel >= 0)) {
+			selected_channel -= 4;
+			selected_channel = selected_channel % 8;
+		}
+
+		if (selected_channel <= 7 && selected_channel >= 0) {
+			dev->use_cif_resolution[selected_channel] = cif_enable;
+			dev->cif_width[selected_channel] = width;
+		} else {
+			for (i = 0; i < VID_CHANNEL_NUM; i++) {
+				dev->use_cif_resolution[i] = cif_enable;
+				dev->cif_width[i] = width;
+			}
+		}
+
+		medusa_set_resolution(dev, width, selected_channel);
+		break;
+	case REG_READ:
+		data_from_user->reg_data = cx_read(data_from_user->reg_address);
+		break;
+	case REG_WRITE:
+		cx_write(data_from_user->reg_address, data_from_user->reg_data);
+		break;
+	case MEDUSA_READ:
+		value =
+		    cx25821_i2c_read(&dev->i2c_bus[0],
+				     (u16) data_from_user->reg_address,
+				     &data_from_user->reg_data);
+		break;
+	case MEDUSA_WRITE:
+		cx25821_i2c_write(&dev->i2c_bus[0],
+				  (u16) data_from_user->reg_address,
+				  data_from_user->reg_data);
+		break;
+	}
+
+	return 0;
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return 0;
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl_set,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_videoioctl_template = {
+	.name = "cx25821-videoioctl",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-vidups10.c b/drivers/staging/cx25821/cx25821-vidups10.c
new file mode 100644
index 000000000000..77b63b060405
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-vidups10.c
@@ -0,0 +1,435 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH10];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH10]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH10]
+		    && h->video_dev[SRAM_CH10]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = 9;
+	fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO10))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO10)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR)
+		return POLLIN | POLLRDNORM;
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	//cx_write(channel10->dma_ctl, 0);
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO10)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO10);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO10)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO10);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static long video_ioctl_upstream10(struct file *file, unsigned int cmd,
+				   unsigned long arg)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+	int command = 0;
+	struct upstream_user_struct *data_from_user;
+
+	data_from_user = (struct upstream_user_struct *)arg;
+
+	if (!data_from_user) {
+		printk
+		    ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
+		     __func__);
+		return 0;
+	}
+
+	command = data_from_user->command;
+
+	if (command != UPSTREAM_START_VIDEO && command != UPSTREAM_STOP_VIDEO) {
+		return 0;
+	}
+
+	dev->input_filename_ch2 = data_from_user->input_filename;
+	dev->input_audiofilename = data_from_user->input_filename;
+	dev->vid_stdname_ch2 = data_from_user->vid_stdname;
+	dev->pixel_format_ch2 = data_from_user->pixel_format;
+	dev->channel_select_ch2 = data_from_user->channel_select;
+	dev->command_ch2 = data_from_user->command;
+
+	switch (command) {
+	case UPSTREAM_START_VIDEO:
+		cx25821_start_upstream_video_ch2(dev, data_from_user);
+		break;
+
+	case UPSTREAM_STOP_VIDEO:
+		cx25821_stop_upstream_video_ch2(dev);
+		break;
+	}
+
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->width = f->fmt.pix.width;
+	fh->height = f->fmt.pix.height;
+	fh->vidq.field = f->fmt.pix.field;
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+}
+
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return 0;
+}
+
+//exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl_upstream10,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template10 = {
+	.name = "cx25821-upstream10",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821-vidups9.c b/drivers/staging/cx25821/cx25821-vidups9.c
new file mode 100644
index 000000000000..75c8c1eed2da
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821-vidups9.c
@@ -0,0 +1,433 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#include "cx25821-video.h"
+
+static void buffer_queue(struct videobuf_queue *vq, struct videobuf_buffer *vb)
+{
+	struct cx25821_buffer *buf =
+	    container_of(vb, struct cx25821_buffer, vb);
+	struct cx25821_buffer *prev;
+	struct cx25821_fh *fh = vq->priv_data;
+	struct cx25821_dev *dev = fh->dev;
+	struct cx25821_dmaqueue *q = &dev->vidq[SRAM_CH09];
+
+	/* add jump to stopper */
+	buf->risc.jmp[0] = cpu_to_le32(RISC_JUMP | RISC_IRQ1 | RISC_CNT_INC);
+	buf->risc.jmp[1] = cpu_to_le32(q->stopper.dma);
+	buf->risc.jmp[2] = cpu_to_le32(0);	/* bits 63-32 */
+
+	dprintk(2, "jmp to stopper (0x%x)\n", buf->risc.jmp[1]);
+
+	if (!list_empty(&q->queued)) {
+		list_add_tail(&buf->vb.queue, &q->queued);
+		buf->vb.state = VIDEOBUF_QUEUED;
+		dprintk(2, "[%p/%d] buffer_queue - append to queued\n", buf,
+			buf->vb.i);
+
+	} else if (list_empty(&q->active)) {
+		list_add_tail(&buf->vb.queue, &q->active);
+		cx25821_start_video_dma(dev, q, buf,
+					&dev->sram_channels[SRAM_CH09]);
+		buf->vb.state = VIDEOBUF_ACTIVE;
+		buf->count = q->count++;
+		mod_timer(&q->timeout, jiffies + BUFFER_TIMEOUT);
+		dprintk(2,
+			"[%p/%d] buffer_queue - first active, buf cnt = %d, q->count = %d\n",
+			buf, buf->vb.i, buf->count, q->count);
+	} else {
+		prev =
+		    list_entry(q->active.prev, struct cx25821_buffer, vb.queue);
+		if (prev->vb.width == buf->vb.width
+		    && prev->vb.height == buf->vb.height
+		    && prev->fmt == buf->fmt) {
+			list_add_tail(&buf->vb.queue, &q->active);
+			buf->vb.state = VIDEOBUF_ACTIVE;
+			buf->count = q->count++;
+			prev->risc.jmp[1] = cpu_to_le32(buf->risc.dma);
+
+			/* 64 bit bits 63-32 */
+			prev->risc.jmp[2] = cpu_to_le32(0);
+			dprintk(2,
+				"[%p/%d] buffer_queue - append to active, buf->count=%d\n",
+				buf, buf->vb.i, buf->count);
+
+		} else {
+			list_add_tail(&buf->vb.queue, &q->queued);
+			buf->vb.state = VIDEOBUF_QUEUED;
+			dprintk(2, "[%p/%d] buffer_queue - first queued\n", buf,
+				buf->vb.i);
+		}
+	}
+
+	if (list_empty(&q->active)) {
+		dprintk(2, "active queue empty!\n");
+	}
+}
+
+static struct videobuf_queue_ops cx25821_video_qops = {
+	.buf_setup = buffer_setup,
+	.buf_prepare = buffer_prepare,
+	.buf_queue = buffer_queue,
+	.buf_release = buffer_release,
+};
+
+static int video_open(struct file *file)
+{
+	int minor = video_devdata(file)->minor;
+	struct cx25821_dev *h, *dev = NULL;
+	struct cx25821_fh *fh;
+	struct list_head *list;
+	enum v4l2_buf_type type = 0;
+
+	lock_kernel();
+	list_for_each(list, &cx25821_devlist) {
+		h = list_entry(list, struct cx25821_dev, devlist);
+
+		if (h->video_dev[SRAM_CH09]
+		    && h->video_dev[SRAM_CH09]->minor == minor) {
+			dev = h;
+			type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
+		}
+	}
+
+	if (NULL == dev) {
+		unlock_kernel();
+		return -ENODEV;
+	}
+
+	printk("open minor=%d type=%s\n", minor, v4l2_type_names[type]);
+
+	/* allocate + initialize per filehandle data */
+	fh = kzalloc(sizeof(*fh), GFP_KERNEL);
+	if (NULL == fh) {
+		unlock_kernel();
+		return -ENOMEM;
+	}
+
+	file->private_data = fh;
+	fh->dev = dev;
+	fh->type = type;
+	fh->width = 720;
+
+	if (dev->tvnorm & V4L2_STD_PAL_BG || dev->tvnorm & V4L2_STD_PAL_DK)
+		fh->height = 576;
+	else
+		fh->height = 480;
+
+	dev->channel_opened = 8;
+	fh->fmt = format_by_fourcc(V4L2_PIX_FMT_YUYV);
+
+	v4l2_prio_open(&dev->prio, &fh->prio);
+
+	videobuf_queue_sg_init(&fh->vidq, &cx25821_video_qops,
+			       &dev->pci->dev, &dev->slock,
+			       V4L2_BUF_TYPE_VIDEO_CAPTURE,
+			       V4L2_FIELD_INTERLACED,
+			       sizeof(struct cx25821_buffer), fh);
+
+	dprintk(1, "post videobuf_queue_init()\n");
+	unlock_kernel();
+
+	return 0;
+}
+
+static ssize_t video_read(struct file *file, char __user * data, size_t count,
+			  loff_t * ppos)
+{
+	struct cx25821_fh *fh = file->private_data;
+
+	switch (fh->type) {
+	case V4L2_BUF_TYPE_VIDEO_CAPTURE:
+		if (res_locked(fh->dev, RESOURCE_VIDEO9))
+			return -EBUSY;
+
+		return videobuf_read_one(&fh->vidq, data, count, ppos,
+					 file->f_flags & O_NONBLOCK);
+
+	default:
+		BUG();
+		return 0;
+	}
+}
+
+static unsigned int video_poll(struct file *file,
+			       struct poll_table_struct *wait)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_buffer *buf;
+
+	if (res_check(fh, RESOURCE_VIDEO9)) {
+		/* streaming capture */
+		if (list_empty(&fh->vidq.stream))
+			return POLLERR;
+		buf = list_entry(fh->vidq.stream.next,
+				 struct cx25821_buffer, vb.stream);
+	} else {
+		/* read() capture */
+		buf = (struct cx25821_buffer *)fh->vidq.read_buf;
+		if (NULL == buf)
+			return POLLERR;
+	}
+
+	poll_wait(file, &buf->vb.done, wait);
+	if (buf->vb.state == VIDEOBUF_DONE || buf->vb.state == VIDEOBUF_ERROR)
+		return POLLIN | POLLRDNORM;
+	return 0;
+}
+
+static int video_release(struct file *file)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+
+	//stop the risc engine and fifo
+	//cx_write(channel9->dma_ctl, 0);
+
+	/* stop video capture */
+	if (res_check(fh, RESOURCE_VIDEO9)) {
+		videobuf_queue_cancel(&fh->vidq);
+		res_free(dev, fh, RESOURCE_VIDEO9);
+	}
+
+	if (fh->vidq.read_buf) {
+		buffer_release(&fh->vidq, fh->vidq.read_buf);
+		kfree(fh->vidq.read_buf);
+	}
+
+	videobuf_mmap_free(&fh->vidq);
+
+	v4l2_prio_close(&dev->prio, &fh->prio);
+
+	file->private_data = NULL;
+	kfree(fh);
+
+	return 0;
+}
+
+static int vidioc_streamon(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+
+	if (unlikely(fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(i != fh->type)) {
+		return -EINVAL;
+	}
+
+	if (unlikely(!res_get(dev, fh, get_resource(fh, RESOURCE_VIDEO9)))) {
+		return -EBUSY;
+	}
+
+	return videobuf_streamon(get_queue(fh));
+}
+
+static int vidioc_streamoff(struct file *file, void *priv, enum v4l2_buf_type i)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = fh->dev;
+	int err, res;
+
+	if (fh->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
+		return -EINVAL;
+	if (i != fh->type)
+		return -EINVAL;
+
+	res = get_resource(fh, RESOURCE_VIDEO9);
+	err = videobuf_streamoff(get_queue(fh));
+	if (err < 0)
+		return err;
+	res_free(dev, fh, res);
+	return 0;
+}
+
+static long video_ioctl_upstream9(struct file *file, unsigned int cmd,
+				  unsigned long arg)
+{
+	struct cx25821_fh *fh = file->private_data;
+	struct cx25821_dev *dev = fh->dev;
+	int command = 0;
+	struct upstream_user_struct *data_from_user;
+
+	data_from_user = (struct upstream_user_struct *)arg;
+
+	if (!data_from_user) {
+		printk
+		    ("cx25821 in %s(): Upstream data is INVALID. Returning.\n",
+		     __func__);
+		return 0;
+	}
+
+	command = data_from_user->command;
+
+	if (command != UPSTREAM_START_VIDEO && command != UPSTREAM_STOP_VIDEO) {
+		return 0;
+	}
+
+	dev->input_filename = data_from_user->input_filename;
+	dev->input_audiofilename = data_from_user->input_filename;
+	dev->vid_stdname = data_from_user->vid_stdname;
+	dev->pixel_format = data_from_user->pixel_format;
+	dev->channel_select = data_from_user->channel_select;
+	dev->command = data_from_user->command;
+
+	switch (command) {
+	case UPSTREAM_START_VIDEO:
+		cx25821_start_upstream_video_ch1(dev, data_from_user);
+		break;
+
+	case UPSTREAM_STOP_VIDEO:
+		cx25821_stop_upstream_video_ch1(dev);
+		break;
+	}
+
+	return 0;
+}
+
+static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
+				struct v4l2_format *f)
+{
+	struct cx25821_fh *fh = priv;
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	int err;
+
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	dprintk(2, "%s()\n", __func__);
+	err = vidioc_try_fmt_vid_cap(file, priv, f);
+
+	if (0 != err)
+		return err;
+	fh->fmt = format_by_fourcc(f->fmt.pix.pixelformat);
+	fh->width = f->fmt.pix.width;
+	fh->height = f->fmt.pix.height;
+	fh->vidq.field = f->fmt.pix.field;
+	dprintk(2, "%s() width=%d height=%d field=%d\n", __func__, fh->width,
+		fh->height, fh->vidq.field);
+	cx25821_call_all(dev, video, s_fmt, f);
+	return 0;
+}
+
+static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *p)
+{
+	struct cx25821_fh *fh = priv;
+	return videobuf_dqbuf(get_queue(fh), p, file->f_flags & O_NONBLOCK);
+}
+static int vidioc_log_status(struct file *file, void *priv)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	char name[32 + 2];
+
+	snprintf(name, sizeof(name), "%s/2", dev->name);
+	printk(KERN_INFO "%s/2: ============  START LOG STATUS  ============\n",
+	       dev->name);
+	cx25821_call_all(dev, core, log_status);
+	printk(KERN_INFO "%s/2: =============  END LOG STATUS  =============\n",
+	       dev->name);
+	return 0;
+}
+
+static int vidioc_s_ctrl(struct file *file, void *priv,
+			 struct v4l2_control *ctl)
+{
+	struct cx25821_dev *dev = ((struct cx25821_fh *)priv)->dev;
+	struct cx25821_fh *fh = priv;
+	int err;
+	if (fh) {
+		err = v4l2_prio_check(&dev->prio, &fh->prio);
+		if (0 != err)
+			return err;
+	}
+
+	return 0;
+}
+
+// exported stuff
+static const struct v4l2_file_operations video_fops = {
+	.owner = THIS_MODULE,
+	.open = video_open,
+	.release = video_release,
+	.read = video_read,
+	.poll = video_poll,
+	.mmap = video_mmap,
+	.ioctl = video_ioctl_upstream9,
+};
+
+static const struct v4l2_ioctl_ops video_ioctl_ops = {
+	.vidioc_querycap = vidioc_querycap,
+	.vidioc_enum_fmt_vid_cap = vidioc_enum_fmt_vid_cap,
+	.vidioc_g_fmt_vid_cap = vidioc_g_fmt_vid_cap,
+	.vidioc_try_fmt_vid_cap = vidioc_try_fmt_vid_cap,
+	.vidioc_s_fmt_vid_cap = vidioc_s_fmt_vid_cap,
+	.vidioc_reqbufs = vidioc_reqbufs,
+	.vidioc_querybuf = vidioc_querybuf,
+	.vidioc_qbuf = vidioc_qbuf,
+	.vidioc_dqbuf = vidioc_dqbuf,
+#ifdef TUNER_FLAG
+	.vidioc_s_std = vidioc_s_std,
+	.vidioc_querystd = vidioc_querystd,
+#endif
+	.vidioc_cropcap = vidioc_cropcap,
+	.vidioc_s_crop = vidioc_s_crop,
+	.vidioc_g_crop = vidioc_g_crop,
+	.vidioc_enum_input = vidioc_enum_input,
+	.vidioc_g_input = vidioc_g_input,
+	.vidioc_s_input = vidioc_s_input,
+	.vidioc_g_ctrl = vidioc_g_ctrl,
+	.vidioc_s_ctrl = vidioc_s_ctrl,
+	.vidioc_queryctrl = vidioc_queryctrl,
+	.vidioc_streamon = vidioc_streamon,
+	.vidioc_streamoff = vidioc_streamoff,
+	.vidioc_log_status = vidioc_log_status,
+	.vidioc_g_priority = vidioc_g_priority,
+	.vidioc_s_priority = vidioc_s_priority,
+#ifdef CONFIG_VIDEO_V4L1_COMPAT
+	.vidiocgmbuf = vidiocgmbuf,
+#endif
+#ifdef TUNER_FLAG
+	.vidioc_g_tuner = vidioc_g_tuner,
+	.vidioc_s_tuner = vidioc_s_tuner,
+	.vidioc_g_frequency = vidioc_g_frequency,
+	.vidioc_s_frequency = vidioc_s_frequency,
+#endif
+#ifdef CONFIG_VIDEO_ADV_DEBUG
+	.vidioc_g_register = vidioc_g_register,
+	.vidioc_s_register = vidioc_s_register,
+#endif
+};
+
+struct video_device cx25821_video_template9 = {
+	.name = "cx25821-upstream9",
+	.fops = &video_fops,
+	.minor = -1,
+	.ioctl_ops = &video_ioctl_ops,
+	.tvnorms = CX25821_NORMS,
+	.current_norm = V4L2_STD_NTSC_M,
+};
diff --git a/drivers/staging/cx25821/cx25821.h b/drivers/staging/cx25821/cx25821.h
new file mode 100644
index 000000000000..cf2286d83b6a
--- /dev/null
+++ b/drivers/staging/cx25821/cx25821.h
@@ -0,0 +1,602 @@
+/*
+ *  Driver for the Conexant CX25821 PCIe bridge
+ *
+ *  Copyright (C) 2009 Conexant Systems Inc.
+ *  Authors  <shu.lin@conexant.com>, <hiep.huynh@conexant.com>
+ *  Based on Steven Toth <stoth@linuxtv.org> cx23885 driver
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License as published by
+ *  the Free Software Foundation; either version 2 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to the Free Software
+ *  Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
+ */
+
+#ifndef CX25821_H_
+#define CX25821_H_
+
+#include <linux/pci.h>
+#include <linux/i2c.h>
+#include <linux/i2c-algo-bit.h>
+#include <linux/interrupt.h>
+#include <linux/delay.h>
+#include <linux/sched.h>
+#include <linux/kdev_t.h>
+#include <linux/smp_lock.h>
+
+#include <media/v4l2-common.h>
+#include <media/v4l2-device.h>
+#include <media/tuner.h>
+#include <media/tveeprom.h>
+#include <media/videobuf-dma-sg.h>
+#include <media/videobuf-dvb.h>
+
+#include "btcx-risc.h"
+#include "cx25821-reg.h"
+#include "cx25821-medusa-reg.h"
+#include "cx25821-sram.h"
+#include "cx25821-audio.h"
+#include "media/cx2341x.h"
+
+#include <linux/version.h>
+#include <linux/mutex.h>
+
+#define CX25821_VERSION_CODE KERNEL_VERSION(0, 0, 106)
+
+#define UNSET (-1U)
+#define NO_SYNC_LINE (-1U)
+
+#define CX25821_MAXBOARDS 2
+
+#define TRUE    1
+#define FALSE   0
+#define LINE_SIZE_D1    1440
+
+// Number of decoders and encoders
+#define MAX_DECODERS            8
+#define MAX_ENCODERS            2
+#define QUAD_DECODERS           4
+#define MAX_CAMERAS             16
+
+/* Max number of inputs by card */
+#define MAX_CX25821_INPUT 8
+#define INPUT(nr) (&cx25821_boards[dev->board].input[nr])
+#define RESOURCE_VIDEO0       1
+#define RESOURCE_VIDEO1       2
+#define RESOURCE_VIDEO2       4
+#define RESOURCE_VIDEO3       8
+#define RESOURCE_VIDEO4       16
+#define RESOURCE_VIDEO5       32
+#define RESOURCE_VIDEO6       64
+#define RESOURCE_VIDEO7       128
+#define RESOURCE_VIDEO8       256
+#define RESOURCE_VIDEO9       512
+#define RESOURCE_VIDEO10      1024
+#define RESOURCE_VIDEO11      2048
+#define RESOURCE_VIDEO_IOCTL  4096
+
+#define BUFFER_TIMEOUT     (HZ)	/* 0.5 seconds */
+
+#define UNKNOWN_BOARD       0
+#define CX25821_BOARD        1
+
+/* Currently supported by the driver */
+#define CX25821_NORMS (\
+    V4L2_STD_NTSC_M |  V4L2_STD_NTSC_M_JP | V4L2_STD_NTSC_M_KR | \
+    V4L2_STD_PAL_BG |  V4L2_STD_PAL_DK    |  V4L2_STD_PAL_I    | \
+    V4L2_STD_PAL_M  |  V4L2_STD_PAL_N     |  V4L2_STD_PAL_H    | \
+    V4L2_STD_PAL_Nc )
+
+#define CX25821_BOARD_CONEXANT_ATHENA10 1
+#define MAX_VID_CHANNEL_NUM     12
+#define VID_CHANNEL_NUM 8
+
+struct cx25821_fmt {
+	char *name;
+	u32 fourcc;		/* v4l2 format id */
+	int depth;
+	int flags;
+	u32 cxformat;
+};
+
+struct cx25821_ctrl {
+	struct v4l2_queryctrl v;
+	u32 off;
+	u32 reg;
+	u32 mask;
+	u32 shift;
+};
+
+struct cx25821_tvnorm {
+	char *name;
+	v4l2_std_id id;
+	u32 cxiformat;
+	u32 cxoformat;
+};
+
+struct cx25821_fh {
+	struct cx25821_dev *dev;
+	enum v4l2_buf_type type;
+	int radio;
+	u32 resources;
+
+	enum v4l2_priority prio;
+
+	/* video overlay */
+	struct v4l2_window win;
+	struct v4l2_clip *clips;
+	unsigned int nclips;
+
+	/* video capture */
+	struct cx25821_fmt *fmt;
+	unsigned int width, height;
+
+	/* vbi capture */
+	struct videobuf_queue vidq;
+	struct videobuf_queue vbiq;
+
+	/* H264 Encoder specifics ONLY */
+	struct videobuf_queue mpegq;
+	atomic_t v4l_reading;
+};
+
+enum cx25821_itype {
+	CX25821_VMUX_COMPOSITE = 1,
+	CX25821_VMUX_SVIDEO,
+	CX25821_VMUX_DEBUG,
+	CX25821_RADIO,
+};
+
+enum cx25821_src_sel_type {
+	CX25821_SRC_SEL_EXT_656_VIDEO = 0,
+	CX25821_SRC_SEL_PARALLEL_MPEG_VIDEO
+};
+
+/* buffer for one video frame */
+struct cx25821_buffer {
+	/* common v4l buffer stuff -- must be first */
+	struct videobuf_buffer vb;
+
+	/* cx25821 specific */
+	unsigned int bpl;
+	struct btcx_riscmem risc;
+	struct cx25821_fmt *fmt;
+	u32 count;
+};
+
+struct cx25821_input {
+	enum cx25821_itype type;
+	unsigned int vmux;
+	u32 gpio0, gpio1, gpio2, gpio3;
+};
+
+typedef enum {
+	CX25821_UNDEFINED = 0,
+	CX25821_RAW,
+	CX25821_264
+} port_t;
+
+struct cx25821_board {
+	char *name;
+	port_t porta, portb, portc;
+	unsigned int tuner_type;
+	unsigned int radio_type;
+	unsigned char tuner_addr;
+	unsigned char radio_addr;
+
+	u32 clk_freq;
+	struct cx25821_input input[2];
+};
+
+struct cx25821_subid {
+	u16 subvendor;
+	u16 subdevice;
+	u32 card;
+};
+
+struct cx25821_i2c {
+	struct cx25821_dev *dev;
+
+	int nr;
+
+	/* i2c i/o */
+	struct i2c_adapter i2c_adap;
+	struct i2c_algo_bit_data i2c_algo;
+	struct i2c_client i2c_client;
+	u32 i2c_rc;
+
+	/* cx25821 registers used for raw addess */
+	u32 i2c_period;
+	u32 reg_ctrl;
+	u32 reg_stat;
+	u32 reg_addr;
+	u32 reg_rdata;
+	u32 reg_wdata;
+};
+
+struct cx25821_dmaqueue {
+	struct list_head active;
+	struct list_head queued;
+	struct timer_list timeout;
+	struct btcx_riscmem stopper;
+	u32 count;
+};
+
+struct cx25821_data {
+	struct cx25821_dev *dev;
+	struct sram_channel *channel;
+};
+
+struct cx25821_dev {
+	struct list_head devlist;
+	atomic_t refcount;
+	struct v4l2_device v4l2_dev;
+
+	struct v4l2_prio_state prio;
+
+	/* pci stuff */
+	struct pci_dev *pci;
+	unsigned char pci_rev, pci_lat;
+	int pci_bus, pci_slot;
+	u32 base_io_addr;
+	u32 __iomem *lmmio;
+	u8 __iomem *bmmio;
+	int pci_irqmask;
+	int hwrevision;
+
+	u32 clk_freq;
+
+	/* I2C adapters: Master 1 & 2 (External) & Master 3 (Internal only) */
+	struct cx25821_i2c i2c_bus[3];
+
+	int nr;
+	struct mutex lock;
+
+	/* board details */
+	unsigned int board;
+	char name[32];
+
+	/* sram configuration */
+	struct sram_channel *sram_channels;
+
+	/* Analog video */
+	u32 resources;
+	unsigned int input;
+	u32 tvaudio;
+	v4l2_std_id tvnorm;
+	unsigned int tuner_type;
+	unsigned char tuner_addr;
+	unsigned int radio_type;
+	unsigned char radio_addr;
+	unsigned int has_radio;
+	unsigned int videc_type;
+	unsigned char videc_addr;
+	unsigned short _max_num_decoders;
+
+	int ctl_bright;
+	int ctl_contrast;
+	int ctl_hue;
+	int ctl_saturation;
+
+	struct cx25821_data timeout_data[MAX_VID_CHANNEL_NUM];
+
+	/* Analog Audio Upstream */
+	int _audio_is_running;
+	int _audiopixel_format;
+	int _is_first_audio_frame;
+	int _audiofile_status;
+	int _audio_lines_count;
+	int _audioframe_count;
+	int _audio_upstream_channel_select;
+	int _last_index_irq;	//The last interrupt index processed.
+
+	__le32 *_risc_audio_jmp_addr;
+	__le32 *_risc_virt_start_addr;
+	__le32 *_risc_virt_addr;
+	dma_addr_t _risc_phys_addr;
+	dma_addr_t _risc_phys_start_addr;
+
+	unsigned int _audiorisc_size;
+	unsigned int _audiodata_buf_size;
+	__le32 *_audiodata_buf_virt_addr;
+	dma_addr_t _audiodata_buf_phys_addr;
+	char *_audiofilename;
+
+	/* V4l */
+	u32 freq;
+	struct video_device *video_dev[MAX_VID_CHANNEL_NUM];
+	struct video_device *vbi_dev;
+	struct video_device *radio_dev;
+	struct video_device *ioctl_dev;
+
+	struct cx25821_dmaqueue vidq[MAX_VID_CHANNEL_NUM];
+	spinlock_t slock;
+
+	/* Video Upstream */
+	int _line_size;
+	int _prog_cnt;
+	int _pixel_format;
+	int _is_first_frame;
+	int _is_running;
+	int _file_status;
+	int _lines_count;
+	int _frame_count;
+	int _channel_upstream_select;
+	unsigned int _risc_size;
+
+	__le32 *_dma_virt_start_addr;
+	__le32 *_dma_virt_addr;
+	dma_addr_t _dma_phys_addr;
+	dma_addr_t _dma_phys_start_addr;
+
+	unsigned int _data_buf_size;
+	__le32 *_data_buf_virt_addr;
+	dma_addr_t _data_buf_phys_addr;
+	char *_filename;
+	char *_defaultname;
+
+	int _line_size_ch2;
+	int _prog_cnt_ch2;
+	int _pixel_format_ch2;
+	int _is_first_frame_ch2;
+	int _is_running_ch2;
+	int _file_status_ch2;
+	int _lines_count_ch2;
+	int _frame_count_ch2;
+	int _channel2_upstream_select;
+	unsigned int _risc_size_ch2;
+
+	__le32 *_dma_virt_start_addr_ch2;
+	__le32 *_dma_virt_addr_ch2;
+	dma_addr_t _dma_phys_addr_ch2;
+	dma_addr_t _dma_phys_start_addr_ch2;
+
+	unsigned int _data_buf_size_ch2;
+	__le32 *_data_buf_virt_addr_ch2;
+	dma_addr_t _data_buf_phys_addr_ch2;
+	char *_filename_ch2;
+	char *_defaultname_ch2;
+
+	/* MPEG Encoder ONLY settings */
+	u32 cx23417_mailbox;
+	struct cx2341x_mpeg_params mpeg_params;
+	struct video_device *v4l_device;
+	atomic_t v4l_reader_count;
+	struct cx25821_tvnorm encodernorm;
+
+	u32 upstream_riscbuf_size;
+	u32 upstream_databuf_size;
+	u32 upstream_riscbuf_size_ch2;
+	u32 upstream_databuf_size_ch2;
+	u32 audio_upstream_riscbuf_size;
+	u32 audio_upstream_databuf_size;
+	int _isNTSC;
+	int _frame_index;
+	int _audioframe_index;
+	struct workqueue_struct *_irq_queues;
+	struct work_struct _irq_work_entry;
+	struct workqueue_struct *_irq_queues_ch2;
+	struct work_struct _irq_work_entry_ch2;
+	struct workqueue_struct *_irq_audio_queues;
+	struct work_struct _audio_work_entry;
+	char *input_filename;
+	char *input_filename_ch2;
+	int _frame_index_ch2;
+	int _isNTSC_ch2;
+	char *vid_stdname_ch2;
+	int pixel_format_ch2;
+	int channel_select_ch2;
+	int command_ch2;
+	char *input_audiofilename;
+	char *vid_stdname;
+	int pixel_format;
+	int channel_select;
+	int command;
+	int pixel_formats[VID_CHANNEL_NUM];
+	int use_cif_resolution[VID_CHANNEL_NUM];
+	int cif_width[VID_CHANNEL_NUM];
+	int channel_opened;
+};
+
+struct upstream_user_struct {
+	char *input_filename;
+	char *vid_stdname;
+	int pixel_format;
+	int channel_select;
+	int command;
+};
+
+struct downstream_user_struct {
+	char *vid_stdname;
+	int pixel_format;
+	int cif_resolution_enable;
+	int cif_width;
+	int decoder_select;
+	int command;
+	int reg_address;
+	int reg_data;
+};
+
+extern struct upstream_user_struct *up_data;
+
+static inline struct cx25821_dev *get_cx25821(struct v4l2_device *v4l2_dev)
+{
+	return container_of(v4l2_dev, struct cx25821_dev, v4l2_dev);
+}
+
+#define cx25821_call_all(dev, o, f, args...) \
+    v4l2_device_call_all(&dev->v4l2_dev, 0, o, f, ##args)
+
+extern struct list_head cx25821_devlist;
+extern struct cx25821_board cx25821_boards[];
+extern struct cx25821_subid cx25821_subids[];
+
+#define SRAM_CH00  0		/* Video A */
+#define SRAM_CH01  1		/* Video B */
+#define SRAM_CH02  2		/* Video C */
+#define SRAM_CH03  3		/* Video D */
+#define SRAM_CH04  4		/* Video E */
+#define SRAM_CH05  5		/* Video F */
+#define SRAM_CH06  6		/* Video G */
+#define SRAM_CH07  7		/* Video H */
+
+#define SRAM_CH08  8		/* Audio A */
+#define SRAM_CH09  9		/* Video Upstream I */
+#define SRAM_CH10  10		/* Video Upstream J */
+#define SRAM_CH11  11		/* Audio Upstream AUD_CHANNEL_B */
+
+#define VID_UPSTREAM_SRAM_CHANNEL_I     SRAM_CH09
+#define VID_UPSTREAM_SRAM_CHANNEL_J     SRAM_CH10
+#define AUDIO_UPSTREAM_SRAM_CHANNEL_B   SRAM_CH11
+#define VIDEO_IOCTL_CH  11
+
+struct sram_channel {
+	char *name;
+	u32 i;
+	u32 cmds_start;
+	u32 ctrl_start;
+	u32 cdt;
+	u32 fifo_start;
+	u32 fifo_size;
+	u32 ptr1_reg;
+	u32 ptr2_reg;
+	u32 cnt1_reg;
+	u32 cnt2_reg;
+	u32 int_msk;
+	u32 int_stat;
+	u32 int_mstat;
+	u32 dma_ctl;
+	u32 gpcnt_ctl;
+	u32 gpcnt;
+	u32 aud_length;
+	u32 aud_cfg;
+	u32 fld_aud_fifo_en;
+	u32 fld_aud_risc_en;
+
+	//For Upstream Video
+	u32 vid_fmt_ctl;
+	u32 vid_active_ctl1;
+	u32 vid_active_ctl2;
+	u32 vid_cdt_size;
+
+	u32 vip_ctl;
+	u32 pix_frmt;
+	u32 jumponly;
+	u32 irq_bit;
+};
+extern struct sram_channel cx25821_sram_channels[];
+
+#define STATUS_SUCCESS         0
+#define STATUS_UNSUCCESSFUL    -1
+
+#define cx_read(reg)             readl(dev->lmmio + ((reg)>>2))
+#define cx_write(reg, value)     writel((value), dev->lmmio + ((reg)>>2))
+
+#define cx_andor(reg, mask, value) \
+  writel((readl(dev->lmmio+((reg)>>2)) & ~(mask)) |\
+  ((value) & (mask)), dev->lmmio+((reg)>>2))
+
+#define cx_set(reg, bit)          cx_andor((reg), (bit), (bit))
+#define cx_clear(reg, bit)        cx_andor((reg), (bit), 0)
+
+#define Set_GPIO_Bit(Bit)                       (1 << Bit)
+#define Clear_GPIO_Bit(Bit)                     (~(1 << Bit))
+
+#define CX25821_ERR(fmt, args...)      printk(KERN_ERR  "cx25821(%d): " fmt, dev->board, ## args)
+#define CX25821_WARN(fmt, args...)     printk(KERN_WARNING "cx25821(%d): " fmt, dev->board , ## args)
+#define CX25821_INFO(fmt, args...)     printk(KERN_INFO "cx25821(%d): " fmt, dev->board , ## args)
+
+extern int cx25821_i2c_register(struct cx25821_i2c *bus);
+extern void cx25821_card_setup(struct cx25821_dev *dev);
+extern int cx25821_ir_init(struct cx25821_dev *dev);
+extern int cx25821_i2c_read(struct cx25821_i2c *bus, u16 reg_addr, int *value);
+extern int cx25821_i2c_write(struct cx25821_i2c *bus, u16 reg_addr, int value);
+extern int cx25821_i2c_unregister(struct cx25821_i2c *bus);
+extern void cx25821_gpio_init(struct cx25821_dev *dev);
+extern void cx25821_set_gpiopin_direction(struct cx25821_dev *dev,
+					  int pin_number, int pin_logic_value);
+
+extern int medusa_video_init(struct cx25821_dev *dev);
+extern int medusa_set_videostandard(struct cx25821_dev *dev);
+extern void medusa_set_resolution(struct cx25821_dev *dev, int width,
+				  int decoder_select);
+extern int medusa_set_brightness(struct cx25821_dev *dev, int brightness,
+				 int decoder);
+extern int medusa_set_contrast(struct cx25821_dev *dev, int contrast,
+			       int decoder);
+extern int medusa_set_hue(struct cx25821_dev *dev, int hue, int decoder);
+extern int medusa_set_saturation(struct cx25821_dev *dev, int saturation,
+				 int decoder);
+
+extern int cx25821_sram_channel_setup(struct cx25821_dev *dev,
+				      struct sram_channel *ch, unsigned int bpl,
+				      u32 risc);
+
+extern int cx25821_risc_buffer(struct pci_dev *pci, struct btcx_riscmem *risc,
+			       struct scatterlist *sglist,
+			       unsigned int top_offset,
+			       unsigned int bottom_offset,
+			       unsigned int bpl,
+			       unsigned int padding, unsigned int lines);
+extern int cx25821_risc_databuffer_audio(struct pci_dev *pci,
+					 struct btcx_riscmem *risc,
+					 struct scatterlist *sglist,
+					 unsigned int bpl,
+					 unsigned int lines, unsigned int lpi);
+extern void cx25821_free_buffer(struct videobuf_queue *q,
+				struct cx25821_buffer *buf);
+extern int cx25821_risc_stopper(struct pci_dev *pci, struct btcx_riscmem *risc,
+				u32 reg, u32 mask, u32 value);
+extern void cx25821_sram_channel_dump(struct cx25821_dev *dev,
+				      struct sram_channel *ch);
+extern void cx25821_sram_channel_dump_audio(struct cx25821_dev *dev,
+					    struct sram_channel *ch);
+
+extern struct cx25821_dev *cx25821_dev_get(struct pci_dev *pci);
+extern void cx25821_print_irqbits(char *name, char *tag, char **strings,
+				  int len, u32 bits, u32 mask);
+extern void cx25821_dev_unregister(struct cx25821_dev *dev);
+extern int cx25821_sram_channel_setup_audio(struct cx25821_dev *dev,
+					    struct sram_channel *ch,
+					    unsigned int bpl, u32 risc);
+
+extern int cx25821_vidupstream_init_ch1(struct cx25821_dev *dev,
+					int channel_select, int pixel_format);
+extern int cx25821_vidupstream_init_ch2(struct cx25821_dev *dev,
+					int channel_select, int pixel_format);
+extern int cx25821_audio_upstream_init(struct cx25821_dev *dev,
+				       int channel_select);
+extern void cx25821_free_mem_upstream_ch1(struct cx25821_dev *dev);
+extern void cx25821_free_mem_upstream_ch2(struct cx25821_dev *dev);
+extern void cx25821_free_mem_upstream_audio(struct cx25821_dev *dev);
+extern void cx25821_start_upstream_video_ch1(struct cx25821_dev *dev,
+					     struct upstream_user_struct
+					     *up_data);
+extern void cx25821_start_upstream_video_ch2(struct cx25821_dev *dev,
+					     struct upstream_user_struct
+					     *up_data);
+extern void cx25821_start_upstream_audio(struct cx25821_dev *dev,
+					 struct upstream_user_struct *up_data);
+extern void cx25821_stop_upstream_video_ch1(struct cx25821_dev *dev);
+extern void cx25821_stop_upstream_video_ch2(struct cx25821_dev *dev);
+extern void cx25821_stop_upstream_audio(struct cx25821_dev *dev);
+extern int cx25821_sram_channel_setup_upstream(struct cx25821_dev *dev,
+					       struct sram_channel *ch,
+					       unsigned int bpl, u32 risc);
+extern void cx25821_set_pixel_format(struct cx25821_dev *dev, int channel,
+				     u32 format);
+extern void cx25821_videoioctl_unregister(struct cx25821_dev *dev);
+extern struct video_device *cx25821_vdev_init(struct cx25821_dev *dev,
+					      struct pci_dev *pci,
+					      struct video_device *template,
+					      char *type);
+#endif
diff --git a/drivers/staging/dst/dcore.c b/drivers/staging/dst/dcore.c
index ac8577358ba0..c24e4e0367a2 100644
--- a/drivers/staging/dst/dcore.c
+++ b/drivers/staging/dst/dcore.c
@@ -102,7 +102,7 @@ static int dst_request(struct request_queue *q, struct bio *bio)
 	struct dst_node *n = q->queuedata;
 	int err = -EIO;
 
-	if (bio_empty_barrier(bio) && !q->prepare_discard_fn) {
+	if (bio_empty_barrier(bio) && !blk_queue_discard(q)) {
 		/*
 		 * This is a dirty^Wnice hack, but if we complete this
 		 * operation with -EOPNOTSUPP like intended, XFS
@@ -847,7 +847,7 @@ static dst_command_func dst_commands[] = {
 /*
  * Configuration parser.
  */
-static void cn_dst_callback(struct cn_msg *msg)
+static void cn_dst_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	struct dst_ctl *ctl;
 	int err;
@@ -855,6 +855,11 @@ static void cn_dst_callback(struct cn_msg *msg)
 	struct dst_node *n = NULL, *tmp;
 	unsigned int hash;
 
+	if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN)) {
+		err = -EPERM;
+		goto out;
+	}
+
 	if (msg->len < sizeof(struct dst_ctl)) {
 		err = -EBADMSG;
 		goto out;
diff --git a/drivers/staging/et131x/et1310_address_map.h b/drivers/staging/et131x/et1310_address_map.h
index 6294d3814e72..2c3d65a622a7 100644
--- a/drivers/staging/et131x/et1310_address_map.h
+++ b/drivers/staging/et131x/et1310_address_map.h
@@ -223,7 +223,7 @@ typedef union _TXDMA_PR_NUM_DES_t {
 
 extern inline void add_10bit(u32 *v, int n)
 {
-	*v = INDEX10(*v + n);
+	*v = INDEX10(*v + n) | (*v & ET_DMA10_WRAP);
 }
 
 /*
diff --git a/drivers/staging/et131x/et1310_rx.c b/drivers/staging/et131x/et1310_rx.c
index 8f2e91fa0a86..10e21db57ac3 100644
--- a/drivers/staging/et131x/et1310_rx.c
+++ b/drivers/staging/et131x/et1310_rx.c
@@ -1177,12 +1177,20 @@ void et131x_handle_recv_interrupt(struct et131x_adapter *etdev)
 
 static inline u32 bump_fbr(u32 *fbr, u32 limit)
 {
-	u32 v = *fbr;
-	add_10bit(&v, 1);
-	if (v > limit)
-		v = (*fbr & ~ET_DMA10_MASK) ^ ET_DMA10_WRAP;
-	*fbr = v;
-	return v;
+        u32 v = *fbr;
+        v++;
+        /* This works for all cases where limit < 1024. The 1023 case
+           works because 1023++ is 1024 which means the if condition is not
+           taken but the carry of the bit into the wrap bit toggles the wrap
+           value correctly */
+        if ((v & ET_DMA10_MASK) > limit) {
+                v &= ~ET_DMA10_MASK;
+                v ^= ET_DMA10_WRAP;
+        }
+        /* For the 1023 case */
+        v &= (ET_DMA10_MASK|ET_DMA10_WRAP);
+        *fbr = v;
+        return v;
 }
 
 /**
diff --git a/drivers/staging/go7007/Kconfig b/drivers/staging/go7007/Kconfig
index ca6ade6c4b47..e47f683a323e 100644
--- a/drivers/staging/go7007/Kconfig
+++ b/drivers/staging/go7007/Kconfig
@@ -1,5 +1,5 @@
 config VIDEO_GO7007
-	tristate "Go 7007 support"
+	tristate "WIS GO7007 MPEG encoder support"
 	depends on VIDEO_DEV && PCI && I2C && INPUT
 	depends on SND
 	select VIDEOBUF_DMA_SG
@@ -10,17 +10,19 @@ config VIDEO_GO7007
 	select CRC32
 	default N
 	---help---
-	  This is a video4linux driver for some weird device...
+	  This is a video4linux driver for the WIS GO7007 MPEG
+	  encoder chip.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called go7007
 
 config VIDEO_GO7007_USB
-	tristate "Go 7007 USB support"
+	tristate "WIS GO7007 USB support"
 	depends on VIDEO_GO7007 && USB
 	default N
 	---help---
-	  This is a video4linux driver for some weird device...
+	  This is a video4linux driver for the WIS GO7007 MPEG
+	  encoder chip over USB.
 
 	  To compile this driver as a module, choose M here: the
 	  module will be called go7007-usb
@@ -30,8 +32,78 @@ config VIDEO_GO7007_USB_S2250_BOARD
 	depends on VIDEO_GO7007_USB && DVB_USB
 	default N
 	---help---
-	  This is a video4linux driver for the Sensoray 2250/2251 device
+	  This is a video4linux driver for the Sensoray 2250/2251 device.
 
 	  To compile this driver as a module, choose M here: the
-	  module will be called s2250-board
+	  module will be called s2250
+
+config VIDEO_GO7007_OV7640
+	tristate "OV7640 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the OV7640 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-ov7640
+
+config VIDEO_GO7007_SAA7113
+	tristate "SAA7113 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the SAA7113 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-saa7113
+
+config VIDEO_GO7007_SAA7115
+	tristate "SAA7115 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the SAA7115 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-saa7115
+
+config VIDEO_GO7007_TW9903
+	tristate "TW9903 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the TW9903 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-tw9903
+
+config VIDEO_GO7007_UDA1342
+	tristate "UDA1342 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the UDA1342 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-uda1342
+
+config VIDEO_GO7007_SONY_TUNER
+	tristate "Sony tuner subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the Sony Tuner sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-sony-tuner
+
+config VIDEO_GO7007_TW2804
+	tristate "TW2804 subdev support"
+	depends on VIDEO_GO7007
+	default N
+	---help---
+	  This is a video4linux driver for the TW2804 sub-device.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called wis-tw2804
 
diff --git a/drivers/staging/go7007/Makefile b/drivers/staging/go7007/Makefile
index e514b4af6d06..1301caa7495d 100644
--- a/drivers/staging/go7007/Makefile
+++ b/drivers/staging/go7007/Makefile
@@ -6,22 +6,29 @@
 obj-$(CONFIG_VIDEO_GO7007) += go7007.o
 obj-$(CONFIG_VIDEO_GO7007_USB) += go7007-usb.o
 obj-$(CONFIG_VIDEO_GO7007_USB_S2250_BOARD) += s2250.o
+obj-$(CONFIG_VIDEO_GO7007_SAA7113) += wis-saa7113.o
+obj-$(CONFIG_VIDEO_GO7007_OV7640) += wis-ov7640.o
+obj-$(CONFIG_VIDEO_GO7007_SAA7115) += wis-saa7115.o
+obj-$(CONFIG_VIDEO_GO7007_TW9903) += wis-tw9903.o
+obj-$(CONFIG_VIDEO_GO7007_UDA1342) += wis-uda1342.o
+obj-$(CONFIG_VIDEO_GO7007_SONY_TUNER) += wis-sony-tuner.o
+obj-$(CONFIG_VIDEO_GO7007_TW2804) += wis-tw2804.o
 
 go7007-objs += go7007-v4l2.o go7007-driver.o go7007-i2c.o go7007-fw.o \
-		snd-go7007.o wis-saa7113.o
+		snd-go7007.o
 
 s2250-objs += s2250-board.o s2250-loader.o
 
-# Uncompile when the saa7134 patches get into upstream
+# Uncomment when the saa7134 patches get into upstream
 #ifneq ($(CONFIG_VIDEO_SAA7134),)
 #obj-$(CONFIG_VIDEO_SAA7134) += saa7134-go7007.o
-#EXTRA_CFLAGS += -Idrivers/media/video/saa7134
+#EXTRA_CFLAGS += -Idrivers/media/video/saa7134 -DSAA7134_MPEG_GO7007=3
 #endif
 
+# S2250 needs cypress ezusb loader from dvb-usb
 ifneq ($(CONFIG_VIDEO_GO7007_USB_S2250_BOARD),)
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-usb
 endif
 
-EXTRA_CFLAGS += -Idrivers/staging/saa7134
 EXTRA_CFLAGS += -Idrivers/media/dvb/frontends
 EXTRA_CFLAGS += -Idrivers/media/dvb/dvb-core
diff --git a/drivers/staging/go7007/go7007-driver.c b/drivers/staging/go7007/go7007-driver.c
index 77b1e769ac92..472f4bb08fdc 100644
--- a/drivers/staging/go7007/go7007-driver.c
+++ b/drivers/staging/go7007/go7007-driver.c
@@ -27,7 +27,7 @@
 #include <linux/device.h>
 #include <linux/i2c.h>
 #include <linux/firmware.h>
-#include <linux/semaphore.h>
+#include <linux/mutex.h>
 #include <linux/uaccess.h>
 #include <asm/system.h>
 #include <linux/videodev2.h>
@@ -49,7 +49,7 @@ int go7007_read_interrupt(struct go7007 *go, u16 *value, u16 *data)
 	go->hpi_ops->read_interrupt(go);
 	if (wait_event_timeout(go->interrupt_waitq,
 				go->interrupt_available, 5*HZ) < 0) {
-		printk(KERN_ERR "go7007: timeout waiting for read interrupt\n");
+		v4l2_err(go->video_dev, "timeout waiting for read interrupt\n");
 		return -1;
 	}
 	if (!go->interrupt_available)
@@ -97,13 +97,12 @@ static int go7007_load_encoder(struct go7007 *go)
 	u16 intr_val, intr_data;
 
 	if (request_firmware(&fw_entry, fw_name, go->dev)) {
-		printk(KERN_ERR
-			"go7007: unable to load firmware from file \"%s\"\n",
-			fw_name);
+		v4l2_err(go, "unable to load firmware from file "
+			"\"%s\"\n", fw_name);
 		return -1;
 	}
 	if (fw_entry->size < 16 || memcmp(fw_entry->data, "WISGO7007FW", 11)) {
-		printk(KERN_ERR "go7007: file \"%s\" does not appear to be "
+		v4l2_err(go, "file \"%s\" does not appear to be "
 				"go7007 firmware\n", fw_name);
 		release_firmware(fw_entry);
 		return -1;
@@ -111,7 +110,7 @@ static int go7007_load_encoder(struct go7007 *go)
 	fw_len = fw_entry->size - 16;
 	bounce = kmalloc(fw_len, GFP_KERNEL);
 	if (bounce == NULL) {
-		printk(KERN_ERR "go7007: unable to allocate %d bytes for "
+		v4l2_err(go, "unable to allocate %d bytes for "
 				"firmware transfer\n", fw_len);
 		release_firmware(fw_entry);
 		return -1;
@@ -122,7 +121,7 @@ static int go7007_load_encoder(struct go7007 *go)
 			go7007_send_firmware(go, bounce, fw_len) < 0 ||
 			go7007_read_interrupt(go, &intr_val, &intr_data) < 0 ||
 			(intr_val & ~0x1) != 0x5a5a) {
-		printk(KERN_ERR "go7007: error transferring firmware\n");
+		v4l2_err(go, "error transferring firmware\n");
 		rv = -1;
 	}
 	kfree(bounce);
@@ -140,9 +139,9 @@ int go7007_boot_encoder(struct go7007 *go, int init_i2c)
 {
 	int ret;
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 	ret = go7007_load_encoder(go);
-	up(&go->hw_lock);
+	mutex_unlock(&go->hw_lock);
 	if (ret < 0)
 		return -1;
 	if (!init_i2c)
@@ -257,9 +256,9 @@ int go7007_register_encoder(struct go7007 *go)
 
 	printk(KERN_INFO "go7007: registering new %s\n", go->name);
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 	ret = go7007_init_encoder(go);
-	up(&go->hw_lock);
+	mutex_unlock(&go->hw_lock);
 	if (ret < 0)
 		return -1;
 
@@ -316,7 +315,7 @@ int go7007_start_encoder(struct go7007 *go)
 
 	if (go7007_send_firmware(go, fw, fw_len) < 0 ||
 			go7007_read_interrupt(go, &intr_val, &intr_data) < 0) {
-		printk(KERN_ERR "go7007: error transferring firmware\n");
+		v4l2_err(go->video_dev, "error transferring firmware\n");
 		rv = -1;
 		goto start_error;
 	}
@@ -325,7 +324,7 @@ int go7007_start_encoder(struct go7007 *go)
 	go->parse_length = 0;
 	go->seen_frame = 0;
 	if (go7007_stream_start(go) < 0) {
-		printk(KERN_ERR "go7007: error starting stream transfer\n");
+		v4l2_err(go->video_dev, "error starting stream transfer\n");
 		rv = -1;
 		goto start_error;
 	}
@@ -421,7 +420,7 @@ void go7007_parse_video_stream(struct go7007 *go, u8 *buf, int length)
 	for (i = 0; i < length; ++i) {
 		if (go->active_buf != NULL &&
 			    go->active_buf->bytesused >= GO7007_BUF_SIZE - 3) {
-			printk(KERN_DEBUG "go7007: dropping oversized frame\n");
+			v4l2_info(go->video_dev, "dropping oversized frame\n");
 			go->active_buf->offset -= go->active_buf->bytesused;
 			go->active_buf->bytesused = 0;
 			go->active_buf->modet_active = 0;
@@ -604,7 +603,7 @@ struct go7007 *go7007_alloc(struct go7007_board_info *board, struct device *dev)
 	go->tuner_type = -1;
 	go->channel_number = 0;
 	go->name[0] = 0;
-	init_MUTEX(&go->hw_lock);
+	mutex_init(&go->hw_lock);
 	init_waitqueue_head(&go->frame_waitq);
 	spin_lock_init(&go->spinlock);
 	go->video_dev = NULL;
@@ -669,8 +668,8 @@ void go7007_remove(struct go7007 *go)
 		if (i2c_del_adapter(&go->i2c_adapter) == 0)
 			go->i2c_adapter_online = 0;
 		else
-			printk(KERN_ERR
-				"go7007: error removing I2C adapter!\n");
+			v4l2_err(go->video_dev,
+				"error removing I2C adapter!\n");
 	}
 
 	if (go->audio_enabled)
diff --git a/drivers/staging/go7007/go7007-fw.c b/drivers/staging/go7007/go7007-fw.c
index 871ed43e4e05..a8bb264e0074 100644
--- a/drivers/staging/go7007/go7007-fw.c
+++ b/drivers/staging/go7007/go7007-fw.c
@@ -1034,7 +1034,8 @@ static int brctrl_to_package(struct go7007 *go,
 		0xBF1B,		framelen[7],
 		0,		0,
 
-#if 0 /* Remove once we don't care about matching */
+#if 0
+		/* Remove once we don't care about matching */
 		0x200e,		0x0000,
 		0xBF56,		4,
 		0xBF57,		0,
diff --git a/drivers/staging/go7007/go7007-i2c.c b/drivers/staging/go7007/go7007-i2c.c
index c82867fdd28d..b8cfa1a6eaeb 100644
--- a/drivers/staging/go7007/go7007-i2c.c
+++ b/drivers/staging/go7007/go7007-i2c.c
@@ -24,7 +24,7 @@
 #include <linux/time.h>
 #include <linux/device.h>
 #include <linux/i2c.h>
-#include <linux/semaphore.h>
+#include <linux/mutex.h>
 #include <linux/uaccess.h>
 #include <asm/system.h>
 
@@ -48,7 +48,7 @@
 
 /* There is only one I2C port on the TW2804 that feeds all four GO7007 VIPs
  * on the Adlink PCI-MPG24, so access is shared between all of them. */
-static DECLARE_MUTEX(adlink_mpg24_i2c_lock);
+static DEFINE_MUTEX(adlink_mpg24_i2c_lock);
 
 static int go7007_i2c_xfer(struct go7007 *go, u16 addr, int read,
 		u16 command, int flags, u8 *data)
@@ -69,11 +69,11 @@ static int go7007_i2c_xfer(struct go7007 *go, u16 addr, int read,
 			*data, command, addr);
 #endif
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 
 	if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
 		/* Bridge the I2C port on this GO7007 to the shared bus */
-		down(&adlink_mpg24_i2c_lock);
+		mutex_lock(&adlink_mpg24_i2c_lock);
 		go7007_write_addr(go, 0x3c82, 0x0020);
 	}
 
@@ -134,9 +134,9 @@ i2c_done:
 	if (go->board_id == GO7007_BOARDID_ADLINK_MPG24) {
 		/* Isolate the I2C port on this GO7007 from the shared bus */
 		go7007_write_addr(go, 0x3c82, 0x0000);
-		up(&adlink_mpg24_i2c_lock);
+		mutex_unlock(&adlink_mpg24_i2c_lock);
 	}
-	up(&go->hw_lock);
+	mutex_unlock(&go->hw_lock);
 	return ret;
 }
 
diff --git a/drivers/staging/go7007/go7007-priv.h b/drivers/staging/go7007/go7007-priv.h
index 178d18119faa..ce9307e3e186 100644
--- a/drivers/staging/go7007/go7007-priv.h
+++ b/drivers/staging/go7007/go7007-priv.h
@@ -132,7 +132,7 @@ struct go7007_buffer {
 
 struct go7007_file {
 	struct go7007 *go;
-	struct semaphore lock;
+	struct mutex lock;
 	int buf_count;
 	struct go7007_buffer *bufs;
 };
@@ -170,7 +170,7 @@ struct go7007 {
 	int ref_count;
 	enum { STATUS_INIT, STATUS_ONLINE, STATUS_SHUTDOWN } status;
 	spinlock_t spinlock;
-	struct semaphore hw_lock;
+	struct mutex hw_lock;
 	int streaming;
 	int in_use;
 	int audio_enabled;
@@ -240,7 +240,7 @@ struct go7007 {
 	unsigned short interrupt_data;
 };
 
-/* All of these must be called with the hpi_lock semaphore held! */
+/* All of these must be called with the hpi_lock mutex held! */
 #define go7007_interface_reset(go) \
 			((go)->hpi_ops->interface_reset(go))
 #define	go7007_write_interrupt(go, x, y) \
diff --git a/drivers/staging/go7007/go7007-usb.c b/drivers/staging/go7007/go7007-usb.c
index aa4a9e0b9954..ecaa3c989cf4 100644
--- a/drivers/staging/go7007/go7007-usb.c
+++ b/drivers/staging/go7007/go7007-usb.c
@@ -33,7 +33,8 @@
 
 static unsigned int assume_endura;
 module_param(assume_endura, int, 0644);
-MODULE_PARM_DESC(assume_endura, "when probing fails, hardware is a Pelco Endura");
+MODULE_PARM_DESC(assume_endura, "when probing fails, "
+				"hardware is a Pelco Endura");
 
 /* #define GO7007_USB_DEBUG */
 /* #define GO7007_I2C_DEBUG */ /* for debugging the EZ-USB I2C adapter */
@@ -44,12 +45,12 @@ MODULE_PARM_DESC(assume_endura, "when probing fails, hardware is a Pelco Endura"
 
 /*
  * Pipes on EZ-USB interface:
- * 	0 snd - Control
- * 	0 rcv - Control
- * 	2 snd - Download firmware (control)
- * 	4 rcv - Read Interrupt (interrupt)
- * 	6 rcv - Read Video (bulk)
- * 	8 rcv - Read Audio (bulk)
+ *	0 snd - Control
+ *	0 rcv - Control
+ *	2 snd - Download firmware (control)
+ *	4 rcv - Read Interrupt (interrupt)
+ *	6 rcv - Read Video (bulk)
+ *	8 rcv - Read Audio (bulk)
  */
 
 #define GO7007_USB_EZUSB		(1<<0)
@@ -62,7 +63,7 @@ struct go7007_usb_board {
 
 struct go7007_usb {
 	struct go7007_usb_board *board;
-	struct semaphore i2c_lock;
+	struct mutex i2c_lock;
 	struct usb_device *usbdev;
 	struct urb *video_urbs[8];
 	struct urb *audio_urbs[8];
@@ -97,7 +98,7 @@ static struct go7007_usb_board board_matrix_ii = {
 			},
 		},
 		.num_inputs	 = 2,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 0,
 				.name		= "Composite",
@@ -134,7 +135,7 @@ static struct go7007_usb_board board_matrix_reload = {
 			},
 		},
 		.num_inputs	 = 2,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 0,
 				.name		= "Composite",
@@ -172,7 +173,7 @@ static struct go7007_usb_board board_star_trek = {
 			},
 		},
 		.num_inputs	 = 2,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 1,
 			/*	.audio_input	= AUDIO_EXTERN, */
@@ -228,7 +229,7 @@ static struct go7007_usb_board board_px_tv402u = {
 			},
 		},
 		.num_inputs	 = 3,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 1,
 				.audio_input	= TVAUDIO_INPUT_EXTERN,
@@ -276,7 +277,7 @@ static struct go7007_usb_board board_xmen = {
 			},
 		},
 		.num_inputs	  = 1,
-		.inputs 	  = {
+		.inputs		  = {
 			{
 				.name		= "Camera",
 			},
@@ -309,7 +310,7 @@ static struct go7007_usb_board board_matrix_revolution = {
 			},
 		},
 		.num_inputs	 = 2,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 2,
 				.name		= "Composite",
@@ -341,7 +342,7 @@ static struct go7007_usb_board board_lifeview_lr192 = {
 					GO7007_SENSOR_SCALING,
 		.num_i2c_devs	 = 0,
 		.num_inputs	 = 1,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 0,
 				.name		= "Composite",
@@ -367,7 +368,7 @@ static struct go7007_usb_board board_endura = {
 		.sensor_h_offset = 8,
 		.num_i2c_devs	 = 0,
 		.num_inputs	 = 1,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.name		= "Camera",
 			},
@@ -399,7 +400,7 @@ static struct go7007_usb_board board_adlink_mpg24 = {
 			},
 		},
 		.num_inputs	 = 1,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.name		= "Composite",
 			},
@@ -430,7 +431,7 @@ static struct go7007_usb_board board_sensoray_2250 = {
 			},
 		},
 		.num_inputs	 = 2,
-		.inputs 	 = {
+		.inputs		 = {
 			{
 				.video_input	= 0,
 				.name		= "Composite",
@@ -734,14 +735,15 @@ static int go7007_usb_read_interrupt(struct go7007 *go)
 static void go7007_usb_read_video_pipe_complete(struct urb *urb)
 {
 	struct go7007 *go = (struct go7007 *)urb->context;
-	int r, status = urb-> status;
+	int r, status = urb->status;
 
 	if (!go->streaming) {
 		wake_up_interruptible(&go->frame_waitq);
 		return;
 	}
 	if (status) {
-		printk(KERN_ERR "go7007-usb: error in video pipe: %d\n", status);
+		printk(KERN_ERR "go7007-usb: error in video pipe: %d\n",
+			status);
 		return;
 	}
 	if (urb->actual_length != urb->transfer_buffer_length) {
@@ -762,7 +764,8 @@ static void go7007_usb_read_audio_pipe_complete(struct urb *urb)
 	if (!go->streaming)
 		return;
 	if (status) {
-		printk(KERN_ERR "go7007-usb: error in audio pipe: %d\n", status);
+		printk(KERN_ERR "go7007-usb: error in audio pipe: %d\n",
+			status);
 		return;
 	}
 	if (urb->actual_length != urb->transfer_buffer_length) {
@@ -877,7 +880,7 @@ static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter,
 	if (go->status == STATUS_SHUTDOWN)
 		return -1;
 
-	down(&usb->i2c_lock);
+	mutex_lock(&usb->i2c_lock);
 
 	for (i = 0; i < num; ++i) {
 		/* The hardware command is "write some bytes then read some
@@ -935,7 +938,7 @@ static int go7007_usb_i2c_master_xfer(struct i2c_adapter *adapter,
 	ret = 0;
 
 i2c_done:
-	up(&usb->i2c_lock);
+	mutex_unlock(&usb->i2c_lock);
 	return ret;
 }
 
@@ -1017,7 +1020,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
 		break;
 	case GO7007_BOARDID_SENSORAY_2250:
 		printk(KERN_INFO "Sensoray 2250 found\n");
-		name = "Sensoray 2250/2251\n";
+		name = "Sensoray 2250/2251";
 		board = &board_sensoray_2250;
 		break;
 	default:
@@ -1065,7 +1068,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
 	if (board->flags & GO7007_USB_EZUSB_I2C) {
 		memcpy(&go->i2c_adapter, &go7007_usb_adap_templ,
 				sizeof(go7007_usb_adap_templ));
-		init_MUTEX(&usb->i2c_lock);
+		mutex_init(&usb->i2c_lock);
 		go->i2c_adapter.dev.parent = go->dev;
 		i2c_set_adapdata(&go->i2c_adapter, go);
 		if (i2c_add_adapter(&go->i2c_adapter) < 0) {
@@ -1096,7 +1099,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
 				usb->board = board = &board_endura;
 				go->board_info = &board->main_info;
 				strncpy(go->name, "Pelco Endura",
-						sizeof(go->name));
+					sizeof(go->name));
 			} else {
 				u16 channel;
 
@@ -1154,8 +1157,7 @@ static int go7007_usb_probe(struct usb_interface *intf,
 		 * to the EZ-USB GPIO output pins */
 		if (go7007_usb_vendor_request(go, 0x40, 0x7f02, 0,
 					NULL, 0, 0) < 0) {
-			printk(KERN_ERR
-				"go7007-usb: GPIO write failed!\n");
+			printk(KERN_ERR "go7007-usb: GPIO write failed!\n");
 			goto initfail;
 		}
 	}
diff --git a/drivers/staging/go7007/go7007-v4l2.c b/drivers/staging/go7007/go7007-v4l2.c
index 06cacd37bbd8..4bd353afa596 100644
--- a/drivers/staging/go7007/go7007-v4l2.c
+++ b/drivers/staging/go7007/go7007-v4l2.c
@@ -30,7 +30,7 @@
 #include <media/v4l2-common.h>
 #include <media/v4l2-ioctl.h>
 #include <linux/i2c.h>
-#include <linux/semaphore.h>
+#include <linux/mutex.h>
 #include <linux/uaccess.h>
 #include <asm/system.h>
 
@@ -75,7 +75,7 @@ static int go7007_streamoff(struct go7007 *go)
 	int retval = -EINVAL;
 	unsigned long flags;
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 	if (go->streaming) {
 		go->streaming = 0;
 		go7007_stream_stop(go);
@@ -85,7 +85,7 @@ static int go7007_streamoff(struct go7007 *go)
 		go7007_reset_encoder(go);
 		retval = 0;
 	}
-	up(&go->hw_lock);
+	mutex_unlock(&go->hw_lock);
 	return 0;
 }
 
@@ -101,7 +101,7 @@ static int go7007_open(struct file *file)
 		return -ENOMEM;
 	++go->ref_count;
 	gofh->go = go;
-	init_MUTEX(&gofh->lock);
+	mutex_init(&gofh->lock);
 	gofh->buf_count = 0;
 	file->private_data = gofh;
 	return 0;
@@ -383,13 +383,10 @@ static int clip_to_modet_map(struct go7007 *go, int region,
 	}
 	return 0;
 }
+#endif
 
-static int mpeg_queryctrl(u32 id, struct v4l2_queryctrl *ctrl)
+static int mpeg_queryctrl(struct v4l2_queryctrl *ctrl)
 {
-	static const u32 user_ctrls[] = {
-		V4L2_CID_USER_CLASS,
-		0
-	};
 	static const u32 mpeg_ctrls[] = {
 		V4L2_CID_MPEG_CLASS,
 		V4L2_CID_MPEG_STREAM_TYPE,
@@ -401,26 +398,15 @@ static int mpeg_queryctrl(u32 id, struct v4l2_queryctrl *ctrl)
 		0
 	};
 	static const u32 *ctrl_classes[] = {
-		user_ctrls,
 		mpeg_ctrls,
 		NULL
 	};
 
-	/* The ctrl may already contain the queried i2c controls,
-	 * query the mpeg controls if the existing ctrl id is
-	 * greater than the next mpeg ctrl id.
-	 */
-	id = v4l2_ctrl_next(ctrl_classes, id);
-	if (id >= ctrl->id && ctrl->name[0])
-		return 0;
-
-	memset(ctrl, 0, sizeof(*ctrl));
-	ctrl->id = id;
+	ctrl->id = v4l2_ctrl_next(ctrl_classes, ctrl->id);
 
 	switch (ctrl->id) {
-	case V4L2_CID_USER_CLASS:
 	case V4L2_CID_MPEG_CLASS:
-		return v4l2_ctrl_query_fill_std(ctrl);
+		return v4l2_ctrl_query_fill(ctrl, 0, 0, 0, 0);
 	case V4L2_CID_MPEG_STREAM_TYPE:
 		return v4l2_ctrl_query_fill(ctrl,
 				V4L2_MPEG_STREAM_TYPE_MPEG2_DVD,
@@ -437,20 +423,21 @@ static int mpeg_queryctrl(u32 id, struct v4l2_queryctrl *ctrl)
 				V4L2_MPEG_VIDEO_ASPECT_16x9, 1,
 				V4L2_MPEG_VIDEO_ASPECT_1x1);
 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+		return v4l2_ctrl_query_fill(ctrl, 0, 34, 1, 15);
 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
-		return v4l2_ctrl_query_fill_std(ctrl);
+		return v4l2_ctrl_query_fill(ctrl, 0, 1, 1, 0);
 	case V4L2_CID_MPEG_VIDEO_BITRATE:
 		return v4l2_ctrl_query_fill(ctrl,
 				64000,
 				10000000, 1,
-				9800000);
+				1500000);
 	default:
-		break;
+		return -EINVAL;
 	}
-	return -EINVAL;
+	return 0;
 }
 
-static int mpeg_s_control(struct v4l2_control *ctrl, struct go7007 *go)
+static int mpeg_s_ctrl(struct v4l2_control *ctrl, struct go7007 *go)
 {
 	/* pretty sure we can't change any of these while streaming */
 	if (go->streaming)
@@ -528,6 +515,8 @@ static int mpeg_s_control(struct v4l2_control *ctrl, struct go7007 *go)
 		}
 		break;
 	case V4L2_CID_MPEG_VIDEO_GOP_SIZE:
+		if (ctrl->value < 0 || ctrl->value > 34)
+			return -EINVAL;
 		go->gop_size = ctrl->value;
 		break;
 	case V4L2_CID_MPEG_VIDEO_GOP_CLOSURE:
@@ -547,7 +536,7 @@ static int mpeg_s_control(struct v4l2_control *ctrl, struct go7007 *go)
 	return 0;
 }
 
-static int mpeg_g_control(struct v4l2_control *ctrl, struct go7007 *go)
+static int mpeg_g_ctrl(struct v4l2_control *ctrl, struct go7007 *go)
 {
 	switch (ctrl->id) {
 	case V4L2_CID_MPEG_STREAM_TYPE:
@@ -600,13 +589,11 @@ static int mpeg_g_control(struct v4l2_control *ctrl, struct go7007 *go)
 	}
 	return 0;
 }
-#endif
 
 static int vidioc_querycap(struct file *file, void  *priv,
 					struct v4l2_capability *cap)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	strlcpy(cap->driver, "go7007", sizeof(cap->driver));
 	strlcpy(cap->card, go->name, sizeof(cap->card));
@@ -653,8 +640,7 @@ static int vidioc_enum_fmt_vid_cap(struct file *file, void  *priv,
 static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 					struct v4l2_format *fmt)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	fmt->type = V4L2_BUF_TYPE_VIDEO_CAPTURE;
 	fmt->fmt.pix.width = go->width;
@@ -672,8 +658,7 @@ static int vidioc_g_fmt_vid_cap(struct file *file, void *priv,
 static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 			struct v4l2_format *fmt)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	return set_capture_size(go, fmt, 1);
 }
@@ -681,8 +666,7 @@ static int vidioc_try_fmt_vid_cap(struct file *file, void *priv,
 static int vidioc_s_fmt_vid_cap(struct file *file, void *priv,
 			struct v4l2_format *fmt)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (go->streaming)
 		return -EBUSY;
@@ -705,14 +689,14 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 			req->memory != V4L2_MEMORY_MMAP)
 		return -EINVAL;
 
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	for (i = 0; i < gofh->buf_count; ++i)
 		if (gofh->bufs[i].mapped > 0)
 			goto unlock_and_return;
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 	if (go->in_use > 0 && gofh->buf_count == 0) {
-		up(&go->hw_lock);
+		mutex_unlock(&go->hw_lock);
 		goto unlock_and_return;
 	}
 
@@ -731,7 +715,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 				     GFP_KERNEL);
 
 		if (!gofh->bufs) {
-			up(&go->hw_lock);
+			mutex_unlock(&go->hw_lock);
 			goto unlock_and_return;
 		}
 
@@ -750,8 +734,8 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 	}
 
 	gofh->buf_count = count;
-	up(&go->hw_lock);
-	up(&gofh->lock);
+	mutex_unlock(&go->hw_lock);
+	mutex_unlock(&gofh->lock);
 
 	memset(req, 0, sizeof(*req));
 
@@ -762,7 +746,7 @@ static int vidioc_reqbufs(struct file *file, void *priv,
 	return 0;
 
 unlock_and_return:
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return retval;
 }
 
@@ -778,7 +762,7 @@ static int vidioc_querybuf(struct file *file, void *priv,
 
 	index = buf->index;
 
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	if (index >= gofh->buf_count)
 		goto unlock_and_return;
 
@@ -802,12 +786,12 @@ static int vidioc_querybuf(struct file *file, void *priv,
 	buf->memory = V4L2_MEMORY_MMAP;
 	buf->m.offset = index * GO7007_BUF_SIZE;
 	buf->length = GO7007_BUF_SIZE;
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 
 	return 0;
 
 unlock_and_return:
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return retval;
 }
 
@@ -824,7 +808,7 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 			buf->memory != V4L2_MEMORY_MMAP)
 		return retval;
 
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	if (buf->index < 0 || buf->index >= gofh->buf_count)
 		goto unlock_and_return;
 
@@ -865,12 +849,12 @@ static int vidioc_qbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 	spin_lock_irqsave(&go->spinlock, flags);
 	list_add_tail(&gobuf->stream, &go->stream);
 	spin_unlock_irqrestore(&go->spinlock, flags);
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 
 	return 0;
 
 unlock_and_return:
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return retval;
 }
 
@@ -890,7 +874,7 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 	if (buf->memory != V4L2_MEMORY_MMAP)
 		return retval;
 
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	if (list_empty(&go->stream))
 		goto unlock_and_return;
 	gobuf = list_entry(go->stream.next,
@@ -934,11 +918,11 @@ static int vidioc_dqbuf(struct file *file, void *priv, struct v4l2_buffer *buf)
 	buf->length = GO7007_BUF_SIZE;
 	buf->reserved = gobuf->modet_active;
 
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return 0;
 
 unlock_and_return:
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return retval;
 }
 
@@ -952,8 +936,8 @@ static int vidioc_streamon(struct file *file, void *priv,
 	if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
 
-	down(&gofh->lock);
-	down(&go->hw_lock);
+	mutex_lock(&gofh->lock);
+	mutex_lock(&go->hw_lock);
 
 	if (!go->streaming) {
 		go->streaming = 1;
@@ -964,8 +948,8 @@ static int vidioc_streamon(struct file *file, void *priv,
 		else
 			retval = 0;
 	}
-	up(&go->hw_lock);
-	up(&gofh->lock);
+	mutex_unlock(&go->hw_lock);
+	mutex_unlock(&gofh->lock);
 
 	return retval;
 }
@@ -978,9 +962,9 @@ static int vidioc_streamoff(struct file *file, void *priv,
 
 	if (type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	go7007_streamoff(go);
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 
 	return 0;
 }
@@ -988,22 +972,20 @@ static int vidioc_streamoff(struct file *file, void *priv,
 static int vidioc_queryctrl(struct file *file, void *priv,
 			   struct v4l2_queryctrl *query)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (!go->i2c_adapter_online)
 		return -EIO;
 
 	i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, query);
 
-	return (!query->name[0]) ? -EINVAL : 0;
+	return (!query->name[0]) ? mpeg_queryctrl(query) : 0;
 }
 
 static int vidioc_g_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 	struct v4l2_queryctrl query;
 
 	if (!go->i2c_adapter_online)
@@ -1013,7 +995,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 	query.id = ctrl->id;
 	i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, &query);
 	if (query.name[0] == 0)
-		return -EINVAL;
+		return mpeg_g_ctrl(ctrl, go);
 	i2c_clients_command(&go->i2c_adapter, VIDIOC_G_CTRL, ctrl);
 
 	return 0;
@@ -1022,8 +1004,7 @@ static int vidioc_g_ctrl(struct file *file, void *priv,
 static int vidioc_s_ctrl(struct file *file, void *priv,
 				struct v4l2_control *ctrl)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 	struct v4l2_queryctrl query;
 
 	if (!go->i2c_adapter_online)
@@ -1033,7 +1014,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 	query.id = ctrl->id;
 	i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYCTRL, &query);
 	if (query.name[0] == 0)
-		return -EINVAL;
+		return mpeg_s_ctrl(ctrl, go);
 	i2c_clients_command(&go->i2c_adapter, VIDIOC_S_CTRL, ctrl);
 
 	return 0;
@@ -1042,8 +1023,7 @@ static int vidioc_s_ctrl(struct file *file, void *priv,
 static int vidioc_g_parm(struct file *filp, void *priv,
 		struct v4l2_streamparm *parm)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 	struct v4l2_fract timeperframe = {
 		.numerator = 1001 *  go->fps_scale,
 		.denominator = go->sensor_framerate,
@@ -1061,8 +1041,7 @@ static int vidioc_g_parm(struct file *filp, void *priv,
 static int vidioc_s_parm(struct file *filp, void *priv,
 		struct v4l2_streamparm *parm)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 	unsigned int n, d;
 
 	if (parm->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
@@ -1094,8 +1073,7 @@ static int vidioc_s_parm(struct file *filp, void *priv,
 static int vidioc_enum_framesizes(struct file *filp, void *priv,
 				  struct v4l2_frmsizeenum *fsize)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	/* Return -EINVAL, if it is a TV board */
 	if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) ||
@@ -1115,8 +1093,7 @@ static int vidioc_enum_framesizes(struct file *filp, void *priv,
 static int vidioc_enum_frameintervals(struct file *filp, void *priv,
 				      struct v4l2_frmivalenum *fival)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	/* Return -EINVAL, if it is a TV board */
 	if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) ||
@@ -1133,10 +1110,27 @@ static int vidioc_enum_frameintervals(struct file *filp, void *priv,
 	return 0;
 }
 
+static int vidioc_g_std(struct file *file, void *priv, v4l2_std_id *std)
+{
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
+
+	switch (go->standard) {
+	case GO7007_STD_NTSC:
+		*std = V4L2_STD_NTSC;
+		break;
+	case GO7007_STD_PAL:
+		*std = V4L2_STD_PAL;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
 static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (go->streaming)
 		return -EBUSY;
@@ -1178,30 +1172,27 @@ static int vidioc_s_std(struct file *file, void *priv, v4l2_std_id *std)
 	return 0;
 }
 
-#if 0
-	case VIDIOC_QUERYSTD:
-	{
-		v4l2_std_id *std = arg;
+static int vidioc_querystd(struct file *file, void *priv, v4l2_std_id *std)
+{
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
-		if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) &&
-				go->input == go->board_info->num_inputs - 1) {
-			if (!go->i2c_adapter_online)
-				return -EIO;
-			i2c_clients_command(&go->i2c_adapter,
-						VIDIOC_QUERYSTD, arg);
-		} else if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
-			*std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
-		else
-			*std = 0;
-		return 0;
-	}
-#endif
+	if ((go->board_info->flags & GO7007_BOARD_HAS_TUNER) &&
+			go->input == go->board_info->num_inputs - 1) {
+		if (!go->i2c_adapter_online)
+			return -EIO;
+		i2c_clients_command(&go->i2c_adapter, VIDIOC_QUERYSTD, std);
+	} else if (go->board_info->sensor_flags & GO7007_SENSOR_TV)
+		*std = V4L2_STD_NTSC | V4L2_STD_PAL | V4L2_STD_SECAM;
+	else
+		*std = 0;
+
+	return 0;
+}
 
 static int vidioc_enum_input(struct file *file, void *priv,
 				struct v4l2_input *inp)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (inp->index >= go->board_info->num_inputs)
 		return -EINVAL;
@@ -1230,8 +1221,7 @@ static int vidioc_enum_input(struct file *file, void *priv,
 
 static int vidioc_g_input(struct file *file, void *priv, unsigned int *input)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	*input = go->input;
 
@@ -1240,8 +1230,7 @@ static int vidioc_g_input(struct file *file, void *priv, unsigned int *input)
 
 static int vidioc_s_input(struct file *file, void *priv, unsigned int input)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (input >= go->board_info->num_inputs)
 		return -EINVAL;
@@ -1262,8 +1251,7 @@ static int vidioc_s_input(struct file *file, void *priv, unsigned int input)
 static int vidioc_g_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *t)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER))
 		return -EINVAL;
@@ -1281,8 +1269,7 @@ static int vidioc_g_tuner(struct file *file, void *priv,
 static int vidioc_s_tuner(struct file *file, void *priv,
 				struct v4l2_tuner *t)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER))
 		return -EINVAL;
@@ -1308,8 +1295,7 @@ static int vidioc_s_tuner(struct file *file, void *priv,
 static int vidioc_g_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER))
 		return -EINVAL;
@@ -1324,8 +1310,7 @@ static int vidioc_g_frequency(struct file *file, void *priv,
 static int vidioc_s_frequency(struct file *file, void *priv,
 				struct v4l2_frequency *f)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (!(go->board_info->flags & GO7007_BOARD_HAS_TUNER))
 		return -EINVAL;
@@ -1340,8 +1325,7 @@ static int vidioc_s_frequency(struct file *file, void *priv,
 static int vidioc_cropcap(struct file *file, void *priv,
 					struct v4l2_cropcap *cropcap)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (cropcap->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
@@ -1385,8 +1369,7 @@ static int vidioc_cropcap(struct file *file, void *priv,
 
 static int vidioc_g_crop(struct file *file, void *priv, struct v4l2_crop *crop)
 {
-	struct go7007_file *gofh = priv;
-	struct go7007 *go = gofh->go;
+	struct go7007 *go = ((struct go7007_file *) priv)->go;
 
 	if (crop->type != V4L2_BUF_TYPE_VIDEO_CAPTURE)
 		return -EINVAL;
@@ -1734,18 +1717,18 @@ static int go7007_mmap(struct file *file, struct vm_area_struct *vma)
 		return -EINVAL; /* only support VM_SHARED mapping */
 	if (vma->vm_end - vma->vm_start != GO7007_BUF_SIZE)
 		return -EINVAL; /* must map exactly one full buffer */
-	down(&gofh->lock);
+	mutex_lock(&gofh->lock);
 	index = vma->vm_pgoff / GO7007_BUF_PAGES;
 	if (index >= gofh->buf_count) {
-		up(&gofh->lock);
+		mutex_unlock(&gofh->lock);
 		return -EINVAL; /* trying to map beyond requested buffers */
 	}
 	if (index * GO7007_BUF_PAGES != vma->vm_pgoff) {
-		up(&gofh->lock);
+		mutex_unlock(&gofh->lock);
 		return -EINVAL; /* offset is not aligned on buffer boundary */
 	}
 	if (gofh->bufs[index].mapped > 0) {
-		up(&gofh->lock);
+		mutex_unlock(&gofh->lock);
 		return -EBUSY;
 	}
 	gofh->bufs[index].mapped = 1;
@@ -1754,7 +1737,7 @@ static int go7007_mmap(struct file *file, struct vm_area_struct *vma)
 	vma->vm_flags |= VM_DONTEXPAND;
 	vma->vm_flags &= ~VM_IO;
 	vma->vm_private_data = &gofh->bufs[index];
-	up(&gofh->lock);
+	mutex_unlock(&gofh->lock);
 	return 0;
 }
 
@@ -1801,7 +1784,9 @@ static const struct v4l2_ioctl_ops video_ioctl_ops = {
 	.vidioc_querybuf          = vidioc_querybuf,
 	.vidioc_qbuf              = vidioc_qbuf,
 	.vidioc_dqbuf             = vidioc_dqbuf,
+	.vidioc_g_std             = vidioc_g_std,
 	.vidioc_s_std             = vidioc_s_std,
+	.vidioc_querystd          = vidioc_querystd,
 	.vidioc_enum_input        = vidioc_enum_input,
 	.vidioc_g_input           = vidioc_g_input,
 	.vidioc_s_input           = vidioc_s_input,
@@ -1862,7 +1847,7 @@ void go7007_v4l2_remove(struct go7007 *go)
 {
 	unsigned long flags;
 
-	down(&go->hw_lock);
+	mutex_lock(&go->hw_lock);
 	if (go->streaming) {
 		go->streaming = 0;
 		go7007_stream_stop(go);
@@ -1870,7 +1855,7 @@ void go7007_v4l2_remove(struct go7007 *go)
 		abort_queued(go);
 		spin_unlock_irqrestore(&go->spinlock, flags);
 	}
-	up(&go->hw_lock);
+	mutex_unlock(&go->hw_lock);
 	if (go->video_dev)
 		video_unregister_device(go->video_dev);
 }
diff --git a/drivers/staging/go7007/go7007.txt b/drivers/staging/go7007/go7007.txt
index 1c2907c1dc81..06a76da32128 100644
--- a/drivers/staging/go7007/go7007.txt
+++ b/drivers/staging/go7007/go7007.txt
@@ -2,7 +2,7 @@ This is a driver for the WIS GO7007SB multi-format video encoder.
 
 Pete Eberlein <pete@sensoray.com>
 
-The driver was originally released under the GPL and is currently hosted at:
+The driver was orignally released under the GPL and is currently hosted at:
 http://nikosapi.org/wiki/index.php/WIS_Go7007_Linux_driver
 The go7007 firmware can be acquired from the package on the site above.
 
@@ -24,10 +24,10 @@ These should be used instead of the non-standard GO7007 ioctls described
 below.
 
 
-The README files from the original package appears below:
+The README files from the orignal package appear below:
 
 ---------------------------------------------------------------------------
-                     WIS GO7007SB Public Linux Driver
+		     WIS GO7007SB Public Linux Driver
 ---------------------------------------------------------------------------
 
 
@@ -78,23 +78,23 @@ All vendor-built kernels should already be configured properly.  However,
 for custom-built kernels, the following options need to be enabled in the
 kernel as built-in or modules:
 
-        CONFIG_HOTPLUG           - Support for hot-pluggable devices
-        CONFIG_MODULES           - Enable loadable module support
-        CONFIG_KMOD              - Automatic kernel module loading
-        CONFIG_FW_LOADER         - Hotplug firmware loading support
-        CONFIG_I2C               - I2C support
-        CONFIG_VIDEO_DEV         - Video For Linux
-        CONFIG_SOUND             - Sound card support
-        CONFIG_SND               - Advanced Linux Sound Architecture
-        CONFIG_USB               - Support for Host-side USB
-        CONFIG_USB_DEVICEFS      - USB device filesystem
-        CONFIG_USB_EHCI_HCD      - EHCI HCD (USB 2.0) support
+	CONFIG_HOTPLUG           - Support for hot-pluggable devices
+	CONFIG_MODULES           - Enable loadable module support
+	CONFIG_KMOD              - Automatic kernel module loading
+	CONFIG_FW_LOADER         - Hotplug firmware loading support
+	CONFIG_I2C               - I2C support
+	CONFIG_VIDEO_DEV         - Video For Linux
+	CONFIG_SOUND             - Sound card support
+	CONFIG_SND               - Advanced Linux Sound Architecture
+	CONFIG_USB               - Support for Host-side USB
+	CONFIG_USB_DEVICEFS      - USB device filesystem
+	CONFIG_USB_EHCI_HCD      - EHCI HCD (USB 2.0) support
 
 Additionally, to use the example application, the following options need to
 be enabled in the ALSA section:
 
-        CONFIG_SND_MIXER_OSS     - OSS Mixer API
-        CONFIG_SND_PCM_OSS       - OSS PCM (digital audio) API
+	CONFIG_SND_MIXER_OSS     - OSS Mixer API
+	CONFIG_SND_PCM_OSS       - OSS PCM (digital audio) API
 
 The hotplug scripts, along with the fxload utility, must also be installed.
 These scripts can be obtained from <http://linux-hotplug.sourceforge.net/>.
@@ -107,7 +107,7 @@ fxload and for loading firmware into the driver using the firmware agent.
 
 Most users should be able to compile the driver by simply running:
 
-        $ make
+	$ make
 
 in the top-level directory of the driver kit.  First the kernel modules
 will be built, followed by the example applications.
@@ -117,12 +117,12 @@ currently-running kernel, or if the module should be built for a kernel
 other than the currently-running kernel, an additional parameter will need
 to be passed to make to specify the appropriate kernel source directory:
 
-        $ make KERNELSRC=/usr/src/linux-2.6.10-custom3
+	$ make KERNELSRC=/usr/src/linux-2.6.10-custom3
 
 Once the compile completes, the driver and firmware files should be
 installed by running:
 
-        $ make install
+	$ make install
 
 The kernel modules will be placed in "/lib/modules/<KERNEL VERSION>/extra"
 and the firmware files will be placed in the appropriate hotplug firmware
@@ -200,7 +200,7 @@ stereo audio broadcasts on the A2 carrier.
 To verify that the configuration has been placed in the correct location,
 execute:
 
-        $ modprobe -c | grep wis-sony-tuner
+	$ modprobe -c | grep wis-sony-tuner
 
 If the configuration line appears, then modprobe will pass the parameters
 correctly the next time the wis-sony-tuner module is loaded into the
@@ -223,7 +223,7 @@ This application will auto-detect the V4L2 and ALSA/OSS device names of the
 hardware and will record video and audio to an AVI file for a specified
 number of seconds.  For example:
 
-        $ apps/gorecord -duration 60 capture.avi
+	$ apps/gorecord -duration 60 capture.avi
 
 If this application does not successfully record an AVI file, the error
 messages produced by gorecord and recorded in the system log (usually in
@@ -286,35 +286,35 @@ features of the GO7007SB encoder, which are described below:
 
     Fields in struct go7007_comp_params:
 
-        __u32                        The maximum number of frames in each
-          gop_size                   Group Of Pictures; i.e. the maximum
-                                     number of frames minus one between
-                                     each key frame.
+	__u32                        The maximum number of frames in each
+	  gop_size                   Group Of Pictures; i.e. the maximum
+				     number of frames minus one between
+				     each key frame.
 
-        __u32                        The maximum number of sequential
-          max_b_frames               bidirectionally-predicted frames.
-                                     (B-frames are not yet supported.)
+	__u32                        The maximum number of sequential
+	  max_b_frames               bidirectionally-predicted frames.
+				     (B-frames are not yet supported.)
 
-        enum go7007_aspect_ratio     The aspect ratio to be encoded in the
-          aspect_ratio               meta-data of the compressed format.
+	enum go7007_aspect_ratio     The aspect ratio to be encoded in the
+	  aspect_ratio               meta-data of the compressed format.
 
-                                     Choices are:
-                                        GO7007_ASPECT_RATIO_1_1
-                                        GO7007_ASPECT_RATIO_4_3_NTSC
-                                        GO7007_ASPECT_RATIO_4_3_PAL
-                                        GO7007_ASPECT_RATIO_16_9_NTSC
-                                        GO7007_ASPECT_RATIO_16_9_PAL
+				     Choices are:
+					GO7007_ASPECT_RATIO_1_1
+					GO7007_ASPECT_RATIO_4_3_NTSC
+					GO7007_ASPECT_RATIO_4_3_PAL
+					GO7007_ASPECT_RATIO_16_9_NTSC
+					GO7007_ASPECT_RATIO_16_9_PAL
 
-        __u32                        Bit-wise OR of control flags (below)
-          flags
+	__u32                        Bit-wise OR of control flags (below)
+	  flags
 
     Flags in struct go7007_comp_params:
 
-        GO7007_COMP_CLOSED_GOP       Only produce self-contained GOPs, used
-                                     to produce streams appropriate for
-                                     random seeking.
+	GO7007_COMP_CLOSED_GOP       Only produce self-contained GOPs, used
+				     to produce streams appropriate for
+				     random seeking.
 
-        GO7007_COMP_OMIT_SEQ_HEADER  Omit the stream sequence header.
+	GO7007_COMP_OMIT_SEQ_HEADER  Omit the stream sequence header.
 
 
   GO7007IOC_S_MPEG_PARAMS, GO7007IOC_G_MPEG_PARAMS
@@ -337,56 +337,56 @@ features of the GO7007SB encoder, which are described below:
 
     Fields in struct go7007_mpeg_params:
 
-        enum go7007_mpeg_video_standard
-          mpeg_video_standard        The MPEG video standard in which to
-                                     compress the video.
-
-                                     Choices are:
-                                        GO7007_MPEG_VIDEO_MPEG1
-                                        GO7007_MPEG_VIDEO_MPEG2
-                                        GO7007_MPEG_VIDEO_MPEG4
-
-        __u32                        Bit-wise OR of control flags (below)
-          flags
-
-        __u32                        The profile and level indication to be
-          pali                       stored in the sequence header.  This
-                                     is only used as an indicator to the
-                                     decoder, and does not affect the MPEG
-                                     features used in the video stream.
-                                     Not valid for MPEG1.
-
-                                     Choices for MPEG2 are:
-                                        GO7007_MPEG2_PROFILE_MAIN_MAIN
-
-                                     Choices for MPEG4 are:
-                                        GO7007_MPEG4_PROFILE_S_L0
-                                        GO7007_MPEG4_PROFILE_S_L1
-                                        GO7007_MPEG4_PROFILE_S_L2
-                                        GO7007_MPEG4_PROFILE_S_L3
-                                        GO7007_MPEG4_PROFILE_ARTS_L1
-                                        GO7007_MPEG4_PROFILE_ARTS_L2
-                                        GO7007_MPEG4_PROFILE_ARTS_L3
-                                        GO7007_MPEG4_PROFILE_ARTS_L4
-                                        GO7007_MPEG4_PROFILE_AS_L0
-                                        GO7007_MPEG4_PROFILE_AS_L1
-                                        GO7007_MPEG4_PROFILE_AS_L2
-                                        GO7007_MPEG4_PROFILE_AS_L3
-                                        GO7007_MPEG4_PROFILE_AS_L4
-                                        GO7007_MPEG4_PROFILE_AS_L5
+	enum go7007_mpeg_video_standard
+	  mpeg_video_standard        The MPEG video standard in which to
+				     compress the video.
+
+				     Choices are:
+					GO7007_MPEG_VIDEO_MPEG1
+					GO7007_MPEG_VIDEO_MPEG2
+					GO7007_MPEG_VIDEO_MPEG4
+
+	__u32                        Bit-wise OR of control flags (below)
+	  flags
+
+	__u32                        The profile and level indication to be
+	  pali                       stored in the sequence header.  This
+				     is only used as an indicator to the
+				     decoder, and does not affect the MPEG
+				     features used in the video stream.
+				     Not valid for MPEG1.
+
+				     Choices for MPEG2 are:
+					GO7007_MPEG2_PROFILE_MAIN_MAIN
+
+				     Choices for MPEG4 are:
+					GO7007_MPEG4_PROFILE_S_L0
+					GO7007_MPEG4_PROFILE_S_L1
+					GO7007_MPEG4_PROFILE_S_L2
+					GO7007_MPEG4_PROFILE_S_L3
+					GO7007_MPEG4_PROFILE_ARTS_L1
+					GO7007_MPEG4_PROFILE_ARTS_L2
+					GO7007_MPEG4_PROFILE_ARTS_L3
+					GO7007_MPEG4_PROFILE_ARTS_L4
+					GO7007_MPEG4_PROFILE_AS_L0
+					GO7007_MPEG4_PROFILE_AS_L1
+					GO7007_MPEG4_PROFILE_AS_L2
+					GO7007_MPEG4_PROFILE_AS_L3
+					GO7007_MPEG4_PROFILE_AS_L4
+					GO7007_MPEG4_PROFILE_AS_L5
 
     Flags in struct go7007_mpeg_params:
 
-        GO7007_MPEG_FORCE_DVD_MODE   Force all compression parameters and
-                                     bitrate control settings to comply
-                                     with DVD MPEG2 stream requirements.
-                                     This overrides most compression and
-                                     bitrate settings!
+	GO7007_MPEG_FORCE_DVD_MODE   Force all compression parameters and
+				     bitrate control settings to comply
+				     with DVD MPEG2 stream requirements.
+				     This overrides most compression and
+				     bitrate settings!
 
-        GO7007_MPEG_OMIT_GOP_HEADER  Omit the GOP header.
+	GO7007_MPEG_OMIT_GOP_HEADER  Omit the GOP header.
 
-        GO7007_MPEG_REPEAT_SEQHEADER Repeat the MPEG sequence header at
-                                     the start of each GOP.
+	GO7007_MPEG_REPEAT_SEQHEADER Repeat the MPEG sequence header at
+				     the start of each GOP.
 
 
   GO7007IOC_S_BITRATE, GO7007IOC_G_BITRATE
@@ -404,7 +404,7 @@ features of the GO7007SB encoder, which are described below:
 
 
 ----------------------------------------------------------------------------
-                   Installing the WIS PCI Voyager Driver
+		   Installing the WIS PCI Voyager Driver
 ---------------------------------------------------------------------------
 
 The WIS PCI Voyager driver requires several patches to the Linux 2.6.11.x
diff --git a/drivers/staging/go7007/s2250-board.c b/drivers/staging/go7007/s2250-board.c
index 1706fbf06847..f4a6541c3e60 100644
--- a/drivers/staging/go7007/s2250-board.c
+++ b/drivers/staging/go7007/s2250-board.c
@@ -21,12 +21,10 @@
 #include <linux/i2c.h>
 #include <linux/videodev2.h>
 #include <media/v4l2-common.h>
+#include "s2250-loader.h"
 #include "go7007-priv.h"
 #include "wis-i2c.h"
 
-extern int s2250loader_init(void);
-extern void s2250loader_cleanup(void);
-
 #define TLV320_ADDRESS      0x34
 #define VPX322_ADDR_ANALOGCONTROL1	0x02
 #define VPX322_ADDR_BRIGHTNESS0		0x0127
@@ -34,7 +32,7 @@ extern void s2250loader_cleanup(void);
 #define VPX322_ADDR_CONTRAST0		0x0128
 #define VPX322_ADDR_CONTRAST1		0x0132
 #define VPX322_ADDR_HUE			0x00dc
-#define VPX322_ADDR_SAT	 	        0x0030
+#define VPX322_ADDR_SAT			0x0030
 
 struct go7007_usb_board {
 	unsigned int flags;
@@ -43,7 +41,7 @@ struct go7007_usb_board {
 
 struct go7007_usb {
 	struct go7007_usb_board *board;
-	struct semaphore i2c_lock;
+	struct mutex i2c_lock;
 	struct usb_device *usbdev;
 	struct urb *video_urbs[8];
 	struct urb *audio_urbs[8];
@@ -114,7 +112,7 @@ static u16 vid_regs_fp_pal[] =
 };
 
 struct s2250 {
-	int std;
+	v4l2_std_id std;
 	int input;
 	int brightness;
 	int contrast;
@@ -165,7 +163,7 @@ static int write_reg(struct i2c_client *client, u8 reg, u8 value)
 		return -ENOMEM;
 
 	usb = go->hpi_context;
-	if (down_interruptible(&usb->i2c_lock) != 0) {
+	if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
 		printk(KERN_INFO "i2c lock failed\n");
 		kfree(buf);
 		return -EINTR;
@@ -175,7 +173,7 @@ static int write_reg(struct i2c_client *client, u8 reg, u8 value)
 				       buf,
 				       16, 1);
 
-	up(&usb->i2c_lock);
+	mutex_unlock(&usb->i2c_lock);
 	kfree(buf);
 	return rc;
 }
@@ -203,19 +201,23 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val)
 	memset(buf, 0xcd, 6);
 
 	usb = go->hpi_context;
-	if (down_interruptible(&usb->i2c_lock) != 0) {
+	if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
 		printk(KERN_INFO "i2c lock failed\n");
+		kfree(buf);
 		return -EINTR;
 	}
-	if (go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1) < 0)
+	if (go7007_usb_vendor_request(go, 0x57, addr, val, buf, 16, 1) < 0) {
+		kfree(buf);
 		return -EFAULT;
+	}
 
-	up(&usb->i2c_lock);
+	mutex_unlock(&usb->i2c_lock);
 	if (buf[0] == 0) {
 		unsigned int subaddr, val_read;
 
 		subaddr = (buf[4] << 8) + buf[5];
 		val_read = (buf[2] << 8) + buf[3];
+		kfree(buf);
 		if (val_read != val) {
 			printk(KERN_INFO "invalid fp write %x %x\n",
 			       val_read, val);
@@ -226,8 +228,10 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val)
 			       subaddr, addr);
 			return -EFAULT;
 		}
-	} else
+	} else {
+		kfree(buf);
 		return -EFAULT;
+	}
 
 	/* save last 12b value */
 	if (addr == 0x12b)
@@ -236,6 +240,45 @@ static int write_reg_fp(struct i2c_client *client, u16 addr, u16 val)
 	return 0;
 }
 
+static int read_reg_fp(struct i2c_client *client, u16 addr, u16 *val)
+{
+	struct go7007 *go = i2c_get_adapdata(client->adapter);
+	struct go7007_usb *usb;
+	u8 *buf;
+
+	if (go == NULL)
+		return -ENODEV;
+
+	if (go->status == STATUS_SHUTDOWN)
+		return -EBUSY;
+
+	buf = kzalloc(16, GFP_KERNEL);
+
+	if (buf == NULL)
+		return -ENOMEM;
+
+
+
+	memset(buf, 0xcd, 6);
+	usb = go->hpi_context;
+	if (mutex_lock_interruptible(&usb->i2c_lock) != 0) {
+		printk(KERN_INFO "i2c lock failed\n");
+		kfree(buf);
+		return -EINTR;
+	}
+	if (go7007_usb_vendor_request(go, 0x58, addr, 0, buf, 16, 1) < 0) {
+		kfree(buf);
+		return -EFAULT;
+	}
+	mutex_unlock(&usb->i2c_lock);
+
+	*val = (buf[0] << 8) | buf[1];
+	kfree(buf);
+
+	return 0;
+}
+
+
 static int write_regs(struct i2c_client *client, u8 *regs)
 {
 	int i;
@@ -350,14 +393,42 @@ static int s2250_command(struct i2c_client *client,
 	{
 		struct v4l2_control *ctrl = arg;
 		int value1;
+		u16 oldvalue;
 
 		switch (ctrl->id) {
 		case V4L2_CID_BRIGHTNESS:
-			printk(KERN_INFO "s2250: future setting\n");
-			return -EINVAL;
+			if (ctrl->value > 100)
+				dec->brightness = 100;
+			else if (ctrl->value < 0)
+				dec->brightness = 0;
+			else
+				dec->brightness = ctrl->value;
+			value1 = (dec->brightness - 50) * 255 / 100;
+			read_reg_fp(client, VPX322_ADDR_BRIGHTNESS0, &oldvalue);
+			write_reg_fp(client, VPX322_ADDR_BRIGHTNESS0,
+				     value1 | (oldvalue & ~0xff));
+			read_reg_fp(client, VPX322_ADDR_BRIGHTNESS1, &oldvalue);
+			write_reg_fp(client, VPX322_ADDR_BRIGHTNESS1,
+				     value1 | (oldvalue & ~0xff));
+			write_reg_fp(client, 0x140, 0x60);
+			break;
 		case V4L2_CID_CONTRAST:
-			printk(KERN_INFO "s2250: future setting\n");
-			return -EINVAL;
+			if (ctrl->value > 100)
+				dec->contrast = 100;
+			else if (ctrl->value < 0)
+				dec->contrast = 0;
+			else
+				dec->contrast = ctrl->value;
+			value1 = dec->contrast * 0x40 / 100;
+			if (value1 > 0x3f)
+				value1 = 0x3f; /* max */
+			read_reg_fp(client, VPX322_ADDR_CONTRAST0, &oldvalue);
+			write_reg_fp(client, VPX322_ADDR_CONTRAST0,
+				     value1 | (oldvalue & ~0x3f));
+			read_reg_fp(client, VPX322_ADDR_CONTRAST1, &oldvalue);
+			write_reg_fp(client, VPX322_ADDR_CONTRAST1,
+				     value1 | (oldvalue & ~0x3f));
+			write_reg_fp(client, 0x140, 0x60);
 			break;
 		case V4L2_CID_SATURATION:
 			if (ctrl->value > 127)
@@ -541,7 +612,7 @@ static int s2250_probe(struct i2c_client *client,
 	dec->audio_input = 0;
 	write_reg(client, 0x08, 0x02); /* Line In */
 
-	if (down_interruptible(&usb->i2c_lock) == 0) {
+	if (mutex_lock_interruptible(&usb->i2c_lock) == 0) {
 		data = kzalloc(16, GFP_KERNEL);
 		if (data != NULL) {
 			int rc;
@@ -560,7 +631,7 @@ static int s2250_probe(struct i2c_client *client,
 			}
 			kfree(data);
 		}
-		up(&usb->i2c_lock);
+		mutex_unlock(&usb->i2c_lock);
 	}
 
 	printk("s2250: initialized successfully\n");
diff --git a/drivers/staging/go7007/s2250-loader.c b/drivers/staging/go7007/s2250-loader.c
index bb22347af60e..d7bf82983274 100644
--- a/drivers/staging/go7007/s2250-loader.c
+++ b/drivers/staging/go7007/s2250-loader.c
@@ -35,7 +35,7 @@ typedef struct device_extension_s {
 #define MAX_DEVICES 256
 
 static pdevice_extension_t s2250_dev_table[MAX_DEVICES];
-static DECLARE_MUTEX(s2250_dev_table_mutex);
+static DEFINE_MUTEX(s2250_dev_table_mutex);
 
 #define to_s2250loader_dev_common(d) container_of(d, device_extension_t, kref)
 static void s2250loader_delete(struct kref *kref)
@@ -67,7 +67,7 @@ static int s2250loader_probe(struct usb_interface *interface,
 		printk(KERN_ERR "can't handle multiple config\n");
 		return -1;
 	}
-	down(&s2250_dev_table_mutex);
+	mutex_lock(&s2250_dev_table_mutex);
 
 	for (minor = 0; minor < MAX_DEVICES; minor++) {
 		if (s2250_dev_table[minor] == NULL)
@@ -96,7 +96,7 @@ static int s2250loader_probe(struct usb_interface *interface,
 
 	kref_init(&(s->kref));
 
-	up(&s2250_dev_table_mutex);
+	mutex_unlock(&s2250_dev_table_mutex);
 
 	if (request_firmware(&fw, S2250_LOADER_FIRMWARE, &usbdev->dev)) {
 		printk(KERN_ERR
@@ -128,7 +128,7 @@ static int s2250loader_probe(struct usb_interface *interface,
 	return 0;
 
 failed:
-	up(&s2250_dev_table_mutex);
+	mutex_unlock(&s2250_dev_table_mutex);
 failed2:
 	if (s)
 		kref_put(&(s->kref), s2250loader_delete);
diff --git a/drivers/staging/go7007/s2250-loader.h b/drivers/staging/go7007/s2250-loader.h
new file mode 100644
index 000000000000..b7c301af16cc
--- /dev/null
+++ b/drivers/staging/go7007/s2250-loader.h
@@ -0,0 +1,24 @@
+/*
+ * Copyright (C) 2005-2006 Micronas USA Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License (Version 2) as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+ */
+
+#ifndef _S2250_LOADER_H_
+#define _S2250_LOADER_H_
+
+extern int s2250loader_init(void);
+extern void s2250loader_cleanup(void);
+
+#endif
diff --git a/drivers/staging/go7007/snd-go7007.c b/drivers/staging/go7007/snd-go7007.c
index cd19be6c00e0..03c4dfc138a1 100644
--- a/drivers/staging/go7007/snd-go7007.c
+++ b/drivers/staging/go7007/snd-go7007.c
@@ -26,7 +26,7 @@
 #include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/i2c.h>
-#include <linux/semaphore.h>
+#include <linux/mutex.h>
 #include <linux/uaccess.h>
 #include <asm/system.h>
 #include <sound/core.h>
diff --git a/drivers/staging/go7007/wis-tw9903.c b/drivers/staging/go7007/wis-tw9903.c
index 6c3427bb6f4c..506dca6e942e 100644
--- a/drivers/staging/go7007/wis-tw9903.c
+++ b/drivers/staging/go7007/wis-tw9903.c
@@ -111,7 +111,8 @@ static int wis_tw9903_command(struct i2c_client *client,
 		i2c_smbus_write_byte_data(client, 0x02, 0x40 | (*input << 1));
 		break;
 	}
-#if 0   /* The scaler on this thing seems to be horribly broken */
+#if 0
+	/* The scaler on this thing seems to be horribly broken */
 	case DECODER_SET_RESOLUTION:
 	{
 		struct video_decoder_resolution *res = arg;
diff --git a/drivers/staging/hv/ChannelMgmt.h b/drivers/staging/hv/ChannelMgmt.h
index a839d8fe6cec..fa973d86b624 100644
--- a/drivers/staging/hv/ChannelMgmt.h
+++ b/drivers/staging/hv/ChannelMgmt.h
@@ -26,6 +26,7 @@
 #define _CHANNEL_MGMT_H_
 
 #include <linux/list.h>
+#include <linux/timer.h>
 #include "RingBuffer.h"
 #include "VmbusChannelInterface.h"
 #include "VmbusPacketFormat.h"
@@ -54,7 +55,7 @@ enum vmbus_channel_message_type {
 	ChannelMessageViewRangeRemove		= 18,
 #endif
 	ChannelMessageCount
-} __attribute__((packed));
+};
 
 struct vmbus_channel_message_header {
 	enum vmbus_channel_message_type MessageType;
diff --git a/drivers/staging/hv/NetVsc.c b/drivers/staging/hv/NetVsc.c
index 1610b845198f..d384c0ddf069 100644
--- a/drivers/staging/hv/NetVsc.c
+++ b/drivers/staging/hv/NetVsc.c
@@ -1052,7 +1052,7 @@ static void NetVscOnReceive(struct hv_device *Device,
 	 */
 	spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags);
 	while (!list_empty(&netDevice->ReceivePacketList)) {
-		list_move_tail(&netDevice->ReceivePacketList, &listHead);
+		list_move_tail(netDevice->ReceivePacketList.next, &listHead);
 		if (++count == vmxferpagePacket->RangeCount + 1)
 			break;
 	}
@@ -1071,7 +1071,7 @@ static void NetVscOnReceive(struct hv_device *Device,
 		/* Return it to the freelist */
 		spin_lock_irqsave(&netDevice->receive_packet_list_lock, flags);
 		for (i = count; i != 0; i--) {
-			list_move_tail(&listHead,
+			list_move_tail(listHead.next,
 				       &netDevice->ReceivePacketList);
 		}
 		spin_unlock_irqrestore(&netDevice->receive_packet_list_lock,
@@ -1085,8 +1085,7 @@ static void NetVscOnReceive(struct hv_device *Device,
 	}
 
 	/* Remove the 1st packet to represent the xfer page packet itself */
-	xferpagePacket = list_entry(&listHead, struct xferpage_packet,
-				    ListEntry);
+	xferpagePacket = (struct xferpage_packet*)listHead.next;
 	list_del(&xferpagePacket->ListEntry);
 
 	/* This is how much we can satisfy */
@@ -1102,8 +1101,7 @@ static void NetVscOnReceive(struct hv_device *Device,
 
 	/* Each range represents 1 RNDIS pkt that contains 1 ethernet frame */
 	for (i = 0; i < (count - 1); i++) {
-		netvscPacket = list_entry(&listHead, struct hv_netvsc_packet,
-					  ListEntry);
+		netvscPacket = (struct hv_netvsc_packet*)listHead.next;
 		list_del(&netvscPacket->ListEntry);
 
 		/* Initialize the netvsc packet */
diff --git a/drivers/staging/hv/TODO b/drivers/staging/hv/TODO
index 4d390b237742..dbfbde937a66 100644
--- a/drivers/staging/hv/TODO
+++ b/drivers/staging/hv/TODO
@@ -1,11 +1,17 @@
 TODO:
 	- fix remaining checkpatch warnings and errors
+	- use of /** when it is not a kerneldoc header
 	- remove RingBuffer.c to us in-kernel ringbuffer functions instead.
 	- audit the vmbus to verify it is working properly with the
 	  driver model
+	- convert vmbus driver interface function pointer tables
+          to constant, a.k.a vmbus_ops
 	- see if the vmbus can be merged with the other virtual busses
 	  in the kernel
 	- audit the network driver
+	  - use existing net_device_stats struct in network device
+	  - checking for carrier inside open is wrong, network device API
+            confusion??
 	- audit the block driver
 	- audit the scsi driver
 
diff --git a/drivers/staging/hv/osd.c b/drivers/staging/hv/osd.c
index 8fe543bd9910..3a4793a0fd05 100644
--- a/drivers/staging/hv/osd.c
+++ b/drivers/staging/hv/osd.c
@@ -30,6 +30,7 @@
 #include <linux/ioport.h>
 #include <linux/irq.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <linux/wait.h>
 #include <linux/spinlock.h>
 #include <linux/workqueue.h>
diff --git a/drivers/staging/hv/osd.h b/drivers/staging/hv/osd.h
index 9504604c72bd..ce064e8ea644 100644
--- a/drivers/staging/hv/osd.h
+++ b/drivers/staging/hv/osd.h
@@ -25,6 +25,7 @@
 #ifndef _OSD_H_
 #define _OSD_H_
 
+#include <linux/workqueue.h>
 
 /* Defines */
 #define ALIGN_UP(value, align)	(((value) & (align-1)) ?		\
diff --git a/drivers/staging/hv/vmbus_drv.c b/drivers/staging/hv/vmbus_drv.c
index 582318f10222..894eecfc63ca 100644
--- a/drivers/staging/hv/vmbus_drv.c
+++ b/drivers/staging/hv/vmbus_drv.c
@@ -507,12 +507,12 @@ static struct hv_device *vmbus_child_device_create(struct hv_guid *type,
 
 	child_device_obj = &child_device_ctx->device_obj;
 	child_device_obj->context = context;
-	memcpy(&child_device_obj->deviceType, &type, sizeof(struct hv_guid));
-	memcpy(&child_device_obj->deviceInstance, &instance,
+	memcpy(&child_device_obj->deviceType, type, sizeof(struct hv_guid));
+	memcpy(&child_device_obj->deviceInstance, instance,
 	       sizeof(struct hv_guid));
 
-	memcpy(&child_device_ctx->class_id, &type, sizeof(struct hv_guid));
-	memcpy(&child_device_ctx->device_id, &instance, sizeof(struct hv_guid));
+	memcpy(&child_device_ctx->class_id, type, sizeof(struct hv_guid));
+	memcpy(&child_device_ctx->device_id, instance, sizeof(struct hv_guid));
 
 	DPRINT_EXIT(VMBUS_DRV);
 
@@ -537,18 +537,7 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj,
 	DPRINT_DBG(VMBUS_DRV, "child device (%p) registering",
 		   child_device_ctx);
 
-	/* Make sure we are not registered already */
-	if (strlen(dev_name(&child_device_ctx->device)) != 0) {
-		DPRINT_ERR(VMBUS_DRV,
-			   "child device (%p) already registered - busid %s",
-			   child_device_ctx,
-			   dev_name(&child_device_ctx->device));
-
-		ret = -1;
-		goto Cleanup;
-	}
-
-	/* Set the device bus id. Otherwise, device_register()will fail. */
+	/* Set the device name. Otherwise, device_register() will fail. */
 	dev_set_name(&child_device_ctx->device, "vmbus_0_%d",
 		     atomic_inc_return(&device_num));
 
@@ -573,7 +562,6 @@ static int vmbus_child_device_register(struct hv_device *root_device_obj,
 		DPRINT_INFO(VMBUS_DRV, "child device (%p) registered",
 			    &child_device_ctx->device);
 
-Cleanup:
 	DPRINT_EXIT(VMBUS_DRV);
 
 	return ret;
@@ -623,8 +611,6 @@ static void vmbus_child_device_destroy(struct hv_device *device_obj)
 static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
 {
 	struct device_context *device_ctx = device_to_device_context(device);
-	int i = 0;
-	int len = 0;
 	int ret;
 
 	DPRINT_ENTER(VMBUS_DRV);
@@ -644,8 +630,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
 		    device_ctx->class_id.data[14],
 		    device_ctx->class_id.data[15]);
 
-	env->envp_idx = i;
-	env->buflen = len;
 	ret = add_uevent_var(env, "VMBUS_DEVICE_CLASS_GUID={"
 			     "%02x%02x%02x%02x-%02x%02x-%02x%02x-"
 			     "%02x%02x%02x%02x%02x%02x%02x%02x}",
@@ -691,8 +675,6 @@ static int vmbus_uevent(struct device *device, struct kobj_uevent_env *env)
 	if (ret)
 		return ret;
 
-	env->envp[env->envp_idx] = NULL;
-
 	DPRINT_EXIT(VMBUS_DRV);
 
 	return 0;
diff --git a/drivers/staging/iio/Kconfig b/drivers/staging/iio/Kconfig
index beb99a547f09..4586650d65c3 100644
--- a/drivers/staging/iio/Kconfig
+++ b/drivers/staging/iio/Kconfig
@@ -4,6 +4,7 @@
 
 menuconfig IIO
 	tristate "Industrial I/O support"
+	depends on !S390
 	---help---
 	  The industrial I/O subsystem provides a unified framework for
 	  drivers for many different types of embedded sensors using a
diff --git a/drivers/staging/iio/industrialio-core.c b/drivers/staging/iio/industrialio-core.c
index 660a9c1a1f3f..768f44894d08 100644
--- a/drivers/staging/iio/industrialio-core.c
+++ b/drivers/staging/iio/industrialio-core.c
@@ -18,6 +18,8 @@
 #include <linux/fs.h>
 #include <linux/interrupt.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
+#include <linux/wait.h>
 #include <linux/cdev.h>
 #include "iio.h"
 #include "trigger_consumer.h"
@@ -39,14 +41,14 @@ dev_t iio_devt;
 EXPORT_SYMBOL(iio_devt);
 
 #define IIO_DEV_MAX 256
-static char *iio_nodename(struct device *dev)
+static char *iio_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "iio/%s", dev_name(dev));
 }
 
 struct class iio_class = {
 	.name = "iio",
-	.nodename = iio_nodename,
+	.devnode = iio_devnode,
 };
 EXPORT_SYMBOL(iio_class);
 
diff --git a/drivers/staging/iio/light/tsl2561.c b/drivers/staging/iio/light/tsl2561.c
index ea8a5efc19bc..fc2107f4c049 100644
--- a/drivers/staging/iio/light/tsl2561.c
+++ b/drivers/staging/iio/light/tsl2561.c
@@ -239,10 +239,6 @@ static int __devexit tsl2561_remove(struct i2c_client *client)
 	return tsl2561_powerdown(client);
 }
 
-static unsigned short normal_i2c[] = { 0x29, 0x39, 0x49, I2C_CLIENT_END };
-
-I2C_CLIENT_INSMOD;
-
 static const struct i2c_device_id tsl2561_id[] = {
 	{ "tsl2561", 0 },
 	{ }
diff --git a/drivers/staging/octeon/ethernet-mdio.c b/drivers/staging/octeon/ethernet-mdio.c
index 42230e62a222..31a58e508924 100644
--- a/drivers/staging/octeon/ethernet-mdio.c
+++ b/drivers/staging/octeon/ethernet-mdio.c
@@ -170,7 +170,7 @@ static u32 cvm_oct_get_link(struct net_device *dev)
 	return ret;
 }
 
-struct const ethtool_ops cvm_oct_ethtool_ops = {
+const struct ethtool_ops cvm_oct_ethtool_ops = {
 	.get_drvinfo = cvm_oct_get_drvinfo,
 	.get_settings = cvm_oct_get_settings,
 	.set_settings = cvm_oct_set_settings,
diff --git a/drivers/staging/octeon/ethernet-spi.c b/drivers/staging/octeon/ethernet-spi.c
index 66190b0cb68f..00dc0f4bad19 100644
--- a/drivers/staging/octeon/ethernet-spi.c
+++ b/drivers/staging/octeon/ethernet-spi.c
@@ -317,6 +317,6 @@ void cvm_oct_spi_uninit(struct net_device *dev)
 			cvmx_write_csr(CVMX_SPXX_INT_MSK(interface), 0);
 			cvmx_write_csr(CVMX_STXX_INT_MSK(interface), 0);
 		}
-		free_irq(8 + 46, &number_spi_ports);
+		free_irq(OCTEON_IRQ_RML, &number_spi_ports);
 	}
 }
diff --git a/drivers/staging/octeon/ethernet.c b/drivers/staging/octeon/ethernet.c
index b8479517dce2..492c5029992d 100644
--- a/drivers/staging/octeon/ethernet.c
+++ b/drivers/staging/octeon/ethernet.c
@@ -111,6 +111,16 @@ MODULE_PARM_DESC(disable_core_queueing, "\n"
 	"\tallows packets to be sent without lock contention in the packet\n"
 	"\tscheduler resulting in some cases in improved throughput.\n");
 
+
+/*
+ * The offset from mac_addr_base that should be used for the next port
+ * that is configured.  By convention, if any mgmt ports exist on the
+ * chip, they get the first mac addresses, The ports controlled by
+ * this driver are numbered sequencially following any mgmt addresses
+ * that may exist.
+ */
+static unsigned int cvm_oct_mac_addr_offset;
+
 /**
  * Periodic timer to check auto negotiation
  */
@@ -474,16 +484,30 @@ static int cvm_oct_common_set_mac_address(struct net_device *dev, void *addr)
  */
 int cvm_oct_common_init(struct net_device *dev)
 {
-	static int count;
-	char mac[8] = { 0x00, 0x00,
-		octeon_bootinfo->mac_addr_base[0],
-		octeon_bootinfo->mac_addr_base[1],
-		octeon_bootinfo->mac_addr_base[2],
-		octeon_bootinfo->mac_addr_base[3],
-		octeon_bootinfo->mac_addr_base[4],
-		octeon_bootinfo->mac_addr_base[5] + count
-	};
 	struct octeon_ethernet *priv = netdev_priv(dev);
+	struct sockaddr sa;
+	u64 mac = ((u64)(octeon_bootinfo->mac_addr_base[0] & 0xff) << 40) |
+		((u64)(octeon_bootinfo->mac_addr_base[1] & 0xff) << 32) |
+		((u64)(octeon_bootinfo->mac_addr_base[2] & 0xff) << 24) |
+		((u64)(octeon_bootinfo->mac_addr_base[3] & 0xff) << 16) |
+		((u64)(octeon_bootinfo->mac_addr_base[4] & 0xff) << 8) |
+		(u64)(octeon_bootinfo->mac_addr_base[5] & 0xff);
+
+	mac += cvm_oct_mac_addr_offset;
+	sa.sa_data[0] = (mac >> 40) & 0xff;
+	sa.sa_data[1] = (mac >> 32) & 0xff;
+	sa.sa_data[2] = (mac >> 24) & 0xff;
+	sa.sa_data[3] = (mac >> 16) & 0xff;
+	sa.sa_data[4] = (mac >> 8) & 0xff;
+	sa.sa_data[5] = mac & 0xff;
+
+	if (cvm_oct_mac_addr_offset >= octeon_bootinfo->mac_addr_count)
+		printk(KERN_DEBUG "%s: Using MAC outside of the assigned range:"
+			" %02x:%02x:%02x:%02x:%02x:%02x\n", dev->name,
+			sa.sa_data[0] & 0xff, sa.sa_data[1] & 0xff,
+			sa.sa_data[2] & 0xff, sa.sa_data[3] & 0xff,
+			sa.sa_data[4] & 0xff, sa.sa_data[5] & 0xff);
+	cvm_oct_mac_addr_offset++;
 
 	/*
 	 * Force the interface to use the POW send if always_use_pow
@@ -496,14 +520,12 @@ int cvm_oct_common_init(struct net_device *dev)
 	if (priv->queue != -1 && USE_HW_TCPUDP_CHECKSUM)
 		dev->features |= NETIF_F_IP_CSUM;
 
-	count++;
-
 	/* We do our own locking, Linux doesn't need to */
 	dev->features |= NETIF_F_LLTX;
 	SET_ETHTOOL_OPS(dev, &cvm_oct_ethtool_ops);
 
 	cvm_oct_mdio_setup_device(dev);
-	dev->netdev_ops->ndo_set_mac_address(dev, mac);
+	dev->netdev_ops->ndo_set_mac_address(dev, &sa);
 	dev->netdev_ops->ndo_change_mtu(dev, dev->mtu);
 
 	/*
@@ -620,6 +642,13 @@ static int __init cvm_oct_init_module(void)
 
 	pr_notice("cavium-ethernet %s\n", OCTEON_ETHERNET_VERSION);
 
+	if (OCTEON_IS_MODEL(OCTEON_CN52XX))
+		cvm_oct_mac_addr_offset = 2; /* First two are the mgmt ports. */
+	else if (OCTEON_IS_MODEL(OCTEON_CN56XX))
+		cvm_oct_mac_addr_offset = 1; /* First one is the mgmt port. */
+	else
+		cvm_oct_mac_addr_offset = 0;
+
 	cvm_oct_proc_initialize();
 	cvm_oct_rx_initialize();
 	cvm_oct_configure_common_hw();
diff --git a/drivers/staging/otus/Kconfig b/drivers/staging/otus/Kconfig
index d549d08fd495..f6cc2625e341 100644
--- a/drivers/staging/otus/Kconfig
+++ b/drivers/staging/otus/Kconfig
@@ -1,6 +1,6 @@
 config OTUS
 	tristate "Atheros OTUS 802.11n USB wireless support"
-	depends on USB && WLAN_80211 && MAC80211
+	depends on USB && WLAN && MAC80211
 	default N
 	---help---
 	  Enable support for Atheros 802.11n USB hardware:
diff --git a/drivers/staging/p9auth/p9auth.c b/drivers/staging/p9auth/p9auth.c
index 9111dcba37a1..8ccfff723eec 100644
--- a/drivers/staging/p9auth/p9auth.c
+++ b/drivers/staging/p9auth/p9auth.c
@@ -183,7 +183,7 @@ static ssize_t cap_write(struct file *filp, const char __user *buf,
 	user_buf_running = NULL;
 	hash_str = NULL;
 	node_ptr = kmalloc(sizeof(struct cap_node), GFP_KERNEL);
-	user_buf = kzalloc(count, GFP_KERNEL);
+	user_buf = kzalloc(count+1, GFP_KERNEL);
 	if (!node_ptr || !user_buf)
 		goto out;
 
@@ -207,6 +207,7 @@ static ssize_t cap_write(struct file *filp, const char __user *buf,
 		list_add(&(node_ptr->list), &(dev->head->list));
 		node_ptr = NULL;
 	} else {
+		char *tmpu;
 		if (!cap_devices[0].head ||
 				list_empty(&(cap_devices[0].head->list))) {
 			retval = -EINVAL;
@@ -218,10 +219,10 @@ static ssize_t cap_write(struct file *filp, const char __user *buf,
 		 * need to split it and hash 'user1@user2' using 'randomstring'
 		 * as the key.
 		 */
-		user_buf_running = kstrdup(user_buf, GFP_KERNEL);
-		source_user = strsep(&user_buf_running, "@");
-		target_user = strsep(&user_buf_running, "@");
-		rand_str = strsep(&user_buf_running, "@");
+		tmpu = user_buf_running = kstrdup(user_buf, GFP_KERNEL);
+		source_user = strsep(&tmpu, "@");
+		target_user = strsep(&tmpu, "@");
+		rand_str = tmpu;
 		if (!source_user || !target_user || !rand_str) {
 			retval = -EINVAL;
 			goto out;
@@ -229,7 +230,8 @@ static ssize_t cap_write(struct file *filp, const char __user *buf,
 
 		/* hash the string user1@user2 with rand_str as the key */
 		len = strlen(source_user) + strlen(target_user) + 1;
-		hash_str = kzalloc(len, GFP_KERNEL);
+		/* src, @, len, \0 */
+		hash_str = kzalloc(len+1, GFP_KERNEL);
 		strcat(hash_str, source_user);
 		strcat(hash_str, "@");
 		strcat(hash_str, target_user);
diff --git a/drivers/staging/panel/panel.c b/drivers/staging/panel/panel.c
index dd7d3fde9699..4ce399b6d237 100644
--- a/drivers/staging/panel/panel.c
+++ b/drivers/staging/panel/panel.c
@@ -2071,11 +2071,15 @@ static void panel_detach(struct parport *port)
 		return;
 	}
 
-	if (keypad_enabled && keypad_initialized)
+	if (keypad_enabled && keypad_initialized) {
 		misc_deregister(&keypad_dev);
+		keypad_initialized = 0;
+	}
 
-	if (lcd_enabled && lcd_initialized)
+	if (lcd_enabled && lcd_initialized) {
 		misc_deregister(&lcd_dev);
+		lcd_initialized = 0;
+	}
 
 	parport_release(pprt);
 	parport_unregister_device(pprt);
@@ -2211,13 +2215,16 @@ static void __exit panel_cleanup_module(void)
 		del_timer(&scan_timer);
 
 	if (pprt != NULL) {
-		if (keypad_enabled)
+		if (keypad_enabled) {
 			misc_deregister(&keypad_dev);
+			keypad_initialized = 0;
+		}
 
 		if (lcd_enabled) {
 			panel_lcd_print("\x0cLCD driver " PANEL_VERSION
 					"\nunloaded.\x1b[Lc\x1b[Lb\x1b[L-");
 			misc_deregister(&lcd_dev);
+			lcd_initialized = 0;
 		}
 
 		/* TODO: free all input signals */
diff --git a/drivers/staging/poch/poch.c b/drivers/staging/poch/poch.c
index 0d111ddfabb2..2eb8e3d43c4d 100644
--- a/drivers/staging/poch/poch.c
+++ b/drivers/staging/poch/poch.c
@@ -20,6 +20,7 @@
 #include <linux/init.h>
 #include <linux/ioctl.h>
 #include <linux/io.h>
+#include <linux/sched.h>
 
 #include "poch.h"
 
diff --git a/drivers/staging/pohmelfs/config.c b/drivers/staging/pohmelfs/config.c
index 90f962ee5fd8..5d04bf5b021a 100644
--- a/drivers/staging/pohmelfs/config.c
+++ b/drivers/staging/pohmelfs/config.c
@@ -527,10 +527,13 @@ out_unlock:
 	return err;
 }
 
-static void pohmelfs_cn_callback(struct cn_msg *msg)
+static void pohmelfs_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	int err;
 
+	if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN))
+		return;
+
 	switch (msg->flags) {
 		case POHMELFS_FLAGS_ADD:
 		case POHMELFS_FLAGS_DEL:
diff --git a/drivers/staging/rt2860/Kconfig b/drivers/staging/rt2860/Kconfig
index 7f44e5e72463..efe38e25c5ed 100644
--- a/drivers/staging/rt2860/Kconfig
+++ b/drivers/staging/rt2860/Kconfig
@@ -1,5 +1,5 @@
 config RT2860
 	tristate "Ralink 2860 wireless support"
-	depends on PCI && X86 && WLAN_80211
+	depends on PCI && X86 && WLAN
 	---help---
 	  This is an experimental driver for the Ralink 2860 wireless chip.
diff --git a/drivers/staging/rt2860/common/cmm_data_2860.c b/drivers/staging/rt2860/common/cmm_data_2860.c
index fb1735533b74..857ff450b6c9 100644
--- a/drivers/staging/rt2860/common/cmm_data_2860.c
+++ b/drivers/staging/rt2860/common/cmm_data_2860.c
@@ -363,6 +363,8 @@ int RtmpPCIMgmtKickOut(
 	ULONG			SwIdx = pAd->MgmtRing.TxCpuIdx;
 
 	pTxD  = (PTXD_STRUC) pAd->MgmtRing.Cell[SwIdx].AllocVa;
+	if (!pTxD)
+		return 0;
 
 	pAd->MgmtRing.Cell[SwIdx].pNdisPacket = pPacket;
 	pAd->MgmtRing.Cell[SwIdx].pNextNdisPacket = NULL;
diff --git a/drivers/staging/rt2860/common/cmm_info.c b/drivers/staging/rt2860/common/cmm_info.c
index 9d589c240ed0..019cc4474ce8 100644
--- a/drivers/staging/rt2860/common/cmm_info.c
+++ b/drivers/staging/rt2860/common/cmm_info.c
@@ -25,6 +25,7 @@
  *************************************************************************
 */
 
+#include <linux/sched.h>
 #include "../rt_config.h"
 
 INT	Show_SSID_Proc(
diff --git a/drivers/staging/rt2860/rt_linux.c b/drivers/staging/rt2860/rt_linux.c
index b396a9b570e2..ed27b8545a1b 100644
--- a/drivers/staging/rt2860/rt_linux.c
+++ b/drivers/staging/rt2860/rt_linux.c
@@ -25,6 +25,7 @@
  *************************************************************************
  */
 
+#include <linux/sched.h>
 #include "rt_config.h"
 
 ULONG	RTDebugLevel = RT_DEBUG_ERROR;
diff --git a/drivers/staging/rt2860/rtmp.h b/drivers/staging/rt2860/rtmp.h
index 3f498f6f3ff6..90fd40f24734 100644
--- a/drivers/staging/rt2860/rtmp.h
+++ b/drivers/staging/rt2860/rtmp.h
@@ -2060,7 +2060,7 @@ typedef struct _STA_ADMIN_CONFIG {
     BOOLEAN		AdhocBGJoined;		// Indicate Adhoc B/G Join.
     BOOLEAN		Adhoc20NJoined;		// Indicate Adhoc 20MHz N Join.
 #endif
-	// New for WPA, windows want us to to keep association information and
+	// New for WPA, windows want us to keep association information and
 	// Fixed IEs from last association response
 	NDIS_802_11_ASSOCIATION_INFORMATION     AssocInfo;
 	USHORT       ReqVarIELen;                // Length of next VIE include EID & Length
diff --git a/drivers/staging/rt2870/Kconfig b/drivers/staging/rt2870/Kconfig
index 76841f6dea93..aea5c8221810 100644
--- a/drivers/staging/rt2870/Kconfig
+++ b/drivers/staging/rt2870/Kconfig
@@ -1,5 +1,5 @@
 config RT2870
 	tristate "Ralink 2870/3070 wireless support"
-	depends on USB && X86 && WLAN_80211
+	depends on USB && X86 && WLAN
 	---help---
 	  This is an experimental driver for the Ralink xx70 wireless chips.
diff --git a/drivers/staging/rt3090/Kconfig b/drivers/staging/rt3090/Kconfig
index 255e8eaa4836..2b3f745d72b7 100644
--- a/drivers/staging/rt3090/Kconfig
+++ b/drivers/staging/rt3090/Kconfig
@@ -1,5 +1,5 @@
 config RT3090
 	tristate "Ralink 3090 wireless support"
-	depends on PCI && X86 && WLAN_80211
+	depends on PCI && X86 && WLAN
 	---help---
 	  This is an experimental driver for the Ralink 3090 wireless chip.
diff --git a/drivers/staging/rt3090/common/cmm_info.c b/drivers/staging/rt3090/common/cmm_info.c
index 5be0714666cb..3e51e98b474c 100644
--- a/drivers/staging/rt3090/common/cmm_info.c
+++ b/drivers/staging/rt3090/common/cmm_info.c
@@ -34,6 +34,7 @@
     ---------    ----------    ----------------------------------------------
  */
 
+#include <linux/sched.h>
 #include "../rt_config.h"
 
 
diff --git a/drivers/staging/rt3090/rt_linux.c b/drivers/staging/rt3090/rt_linux.c
index d2241ecdf583..9b94aa6eb904 100644
--- a/drivers/staging/rt3090/rt_linux.c
+++ b/drivers/staging/rt3090/rt_linux.c
@@ -25,6 +25,7 @@
  *************************************************************************
  */
 
+#include <linux/sched.h>
 #include "rt_config.h"
 
 ULONG	RTDebugLevel = RT_DEBUG_ERROR;
diff --git a/drivers/staging/rtl8187se/Kconfig b/drivers/staging/rtl8187se/Kconfig
index 236e42725447..203c79b8180f 100644
--- a/drivers/staging/rtl8187se/Kconfig
+++ b/drivers/staging/rtl8187se/Kconfig
@@ -1,6 +1,6 @@
 config RTL8187SE
 	tristate "RealTek RTL8187SE Wireless LAN NIC driver"
-	depends on PCI
+	depends on PCI && WLAN
 	depends on WIRELESS_EXT
 	default N
 	---help---
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
index 013c3e19ae25..4c5d63fd5833 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_crypt.c
@@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
 
 		list_del(ptr);
 
-		if (entry->ops) {
+		if (entry->ops)
 			entry->ops->deinit(entry->priv);
-			module_put(entry->ops->owner);
-		}
 		kfree(entry);
 	}
 }
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
index 6fbe4890cb66..18392fce487d 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_module.c
@@ -189,10 +189,8 @@ void free_ieee80211(struct net_device *dev)
 	for (i = 0; i < WEP_KEYS; i++) {
 		struct ieee80211_crypt_data *crypt = ieee->crypt[i];
 		if (crypt) {
-			if (crypt->ops) {
+			if (crypt->ops)
 				crypt->ops->deinit(crypt->priv);
-				module_put(crypt->ops->owner);
-			}
 			kfree(crypt);
 			ieee->crypt[i] = NULL;
 		}
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
index 59b2ab48cdcf..334e4c7ec61b 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_softmac.c
@@ -2839,16 +2839,12 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		goto skip_host_crypt;
 
 	ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
-		request_module("ieee80211_crypt_wep");
+	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
-		request_module("ieee80211_crypt_tkip");
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
-		request_module("ieee80211_crypt_ccmp");
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	}
 	if (ops == NULL) {
 		printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
 		param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -2869,7 +2865,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		}
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ops;
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+		if (new_crypt->ops)
 			new_crypt->priv =
 				new_crypt->ops->init(param->u.crypt.idx);
 
diff --git a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
index 8d8bdd0a130e..a08b97a09512 100644
--- a/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8187se/ieee80211/ieee80211_wx.c
@@ -331,12 +331,10 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
 			return -ENOMEM;
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		if (!new_crypt->ops) {
-			request_module("ieee80211_crypt_wep");
+		if (!new_crypt->ops)
 			new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		}
 
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+		if (new_crypt->ops)
 			new_crypt->priv = new_crypt->ops->init(key);
 
 		if (!new_crypt->ops || !new_crypt->priv) {
@@ -483,7 +481,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
         int i, idx, ret = 0;
         int group_key = 0;
-        const char *alg, *module;
+        const char *alg;
         struct ieee80211_crypto_ops *ops;
         struct ieee80211_crypt_data **crypt;
 
@@ -539,15 +537,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         switch (ext->alg) {
         case IW_ENCODE_ALG_WEP:
                 alg = "WEP";
-                module = "ieee80211_crypt_wep";
                 break;
         case IW_ENCODE_ALG_TKIP:
                 alg = "TKIP";
-                module = "ieee80211_crypt_tkip";
                 break;
         case IW_ENCODE_ALG_CCMP:
                 alg = "CCMP";
-                module = "ieee80211_crypt_ccmp";
                 break;
         default:
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -558,10 +553,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
 //	printk("8-09-08-9=====>%s, alg name:%s\n",__func__, alg);
 
 	 ops = ieee80211_get_crypto_ops(alg);
-        if (ops == NULL) {
-                request_module(module);
+        if (ops == NULL)
                 ops = ieee80211_get_crypto_ops(alg);
-        }
         if (ops == NULL) {
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
                                    dev->name, ext->alg);
@@ -581,7 +574,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
                         goto done;
                 }
                 new_crypt->ops = ops;
-                if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+                if (new_crypt->ops)
                         new_crypt->priv = new_crypt->ops->init(idx);
                 if (new_crypt->priv == NULL) {
                         kfree(new_crypt);
diff --git a/drivers/staging/rtl8192e/Kconfig b/drivers/staging/rtl8192e/Kconfig
index 3100aa58c940..37e4fde45073 100644
--- a/drivers/staging/rtl8192e/Kconfig
+++ b/drivers/staging/rtl8192e/Kconfig
@@ -1,6 +1,6 @@
 config RTL8192E
 	tristate "RealTek RTL8192E Wireless LAN NIC driver"
-	depends on PCI
+	depends on PCI && WLAN
 	depends on WIRELESS_EXT
 	default N
 	---help---
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
index 1a8ea8a40c3c..b1c54932da3e 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_crypt.c
@@ -53,14 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
 
 		list_del(ptr);
 
-		if (entry->ops) {
+		if (entry->ops)
 			entry->ops->deinit(entry->priv);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
-			module_put(entry->ops->owner);
-#else
-			__MOD_DEC_USE_COUNT(entry->ops->owner);
-#endif
-		}
 		kfree(entry);
 	}
 }
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
index 16256a31f993..12c2a18e1fa2 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_module.c
@@ -242,14 +242,8 @@ void free_ieee80211(struct net_device *dev)
 	for (i = 0; i < WEP_KEYS; i++) {
 		struct ieee80211_crypt_data *crypt = ieee->crypt[i];
 		if (crypt) {
-			if (crypt->ops) {
+			if (crypt->ops)
 				crypt->ops->deinit(crypt->priv);
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
-				module_put(crypt->ops->owner);
-#else
-				__MOD_DEC_USE_COUNT(crypt->ops->owner);
-#endif
-			}
 			kfree(crypt);
 			ieee->crypt[i] = NULL;
 		}
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
index 2fc04df872ca..eae7c4579a68 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_softmac.c
@@ -3284,17 +3284,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		goto skip_host_crypt;
 
 	ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
-		request_module("ieee80211_crypt_wep");
+	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-		//set WEP40 first, it will be modified according to WEP104 or WEP40 at other place
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
-		request_module("ieee80211_crypt_tkip");
+		/* set WEP40 first, it will be modified according to WEP104 or
+		 * WEP40 at other place */
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
-		request_module("ieee80211_crypt_ccmp");
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	}
 	if (ops == NULL) {
 		printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
 		param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -3315,11 +3312,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		}
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ops;
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
-#else
-		if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner))
-#endif
+		if (new_crypt->ops)
 			new_crypt->priv =
 				new_crypt->ops->init(param->u.crypt.idx);
 
diff --git a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
index 223483126b0e..4e34a1f4c66b 100644
--- a/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8192e/ieee80211/ieee80211_wx.c
@@ -482,15 +482,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
 			return -ENOMEM;
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		if (!new_crypt->ops) {
-			request_module("ieee80211_crypt_wep");
+		if (!new_crypt->ops)
 			new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		}
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
-#else
-		if (new_crypt->ops && try_inc_mod_count(new_crypt->ops->owner))
-#endif
+		if (new_crypt->ops)
 			new_crypt->priv = new_crypt->ops->init(key);
 
 		if (!new_crypt->ops || !new_crypt->priv) {
@@ -644,7 +638,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
         int i, idx;
         int group_key = 0;
-        const char *alg, *module;
+        const char *alg;
         struct ieee80211_crypto_ops *ops;
         struct ieee80211_crypt_data **crypt;
 
@@ -711,15 +705,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         switch (ext->alg) {
         case IW_ENCODE_ALG_WEP:
                 alg = "WEP";
-                module = "ieee80211_crypt_wep";
                 break;
         case IW_ENCODE_ALG_TKIP:
                 alg = "TKIP";
-                module = "ieee80211_crypt_tkip";
                 break;
         case IW_ENCODE_ALG_CCMP:
                 alg = "CCMP";
-                module = "ieee80211_crypt_ccmp";
                 break;
         default:
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -730,10 +721,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
 	printk("alg name:%s\n",alg);
 
 	 ops = ieee80211_get_crypto_ops(alg);
-        if (ops == NULL) {
-                request_module(module);
+        if (ops == NULL)
                 ops = ieee80211_get_crypto_ops(alg);
-        }
         if (ops == NULL) {
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
                                    dev->name, ext->alg);
@@ -758,7 +747,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
                         goto done;
                 }
                 new_crypt->ops = ops;
-                if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+                if (new_crypt->ops)
                         new_crypt->priv = new_crypt->ops->init(idx);
                 if (new_crypt->priv == NULL) {
                         kfree(new_crypt);
diff --git a/drivers/staging/rtl8192e/r8192E_core.c b/drivers/staging/rtl8192e/r8192E_core.c
index d4fa65489655..b0802a7aeb5f 100644
--- a/drivers/staging/rtl8192e/r8192E_core.c
+++ b/drivers/staging/rtl8192e/r8192E_core.c
@@ -46,6 +46,7 @@
 #undef DEBUG_TX_DESC
 
 //#define CONFIG_RTL8192_IO_MAP
+#include <linux/vmalloc.h>
 #include <asm/uaccess.h>
 #include "r8192E_hw.h"
 #include "r8192E.h"
diff --git a/drivers/staging/rtl8192su/Kconfig b/drivers/staging/rtl8192su/Kconfig
index 770f41280f21..b8c95f942069 100644
--- a/drivers/staging/rtl8192su/Kconfig
+++ b/drivers/staging/rtl8192su/Kconfig
@@ -1,6 +1,6 @@
 config RTL8192SU
 	tristate "RealTek RTL8192SU Wireless LAN NIC driver"
-	depends on PCI
+	depends on PCI && WLAN
 	depends on WIRELESS_EXT
 	default N
 	---help---
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
index d76a54d59d2f..521e7b989934 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_crypt.c
@@ -53,10 +53,8 @@ void ieee80211_crypt_deinit_entries(struct ieee80211_device *ieee,
 
 		list_del(ptr);
 
-		if (entry->ops) {
+		if (entry->ops)
 			entry->ops->deinit(entry->priv);
-			module_put(entry->ops->owner);
-		}
 		kfree(entry);
 	}
 }
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
index 68dc8fa094cc..c3383bb8b760 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_module.c
@@ -216,10 +216,8 @@ void free_ieee80211(struct net_device *dev)
 	for (i = 0; i < WEP_KEYS; i++) {
 		struct ieee80211_crypt_data *crypt = ieee->crypt[i];
 		if (crypt) {
-			if (crypt->ops) {
+			if (crypt->ops)
 				crypt->ops->deinit(crypt->priv);
-				module_put(crypt->ops->owner);
-			}
 			kfree(crypt);
 			ieee->crypt[i] = NULL;
 		}
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
index c64ae03f68a0..fd8e11252f1b 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_softmac.c
@@ -3026,17 +3026,14 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		goto skip_host_crypt;
 
 	ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0) {
-		request_module("ieee80211_crypt_wep");
+	if (ops == NULL && strcmp(param->u.crypt.alg, "WEP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-		//set WEP40 first, it will be modified according to WEP104 or WEP40 at other place
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0) {
-		request_module("ieee80211_crypt_tkip");
+		/* set WEP40 first, it will be modified according to WEP104 or
+		 * WEP40 at other place */
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "TKIP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	} else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0) {
-		request_module("ieee80211_crypt_ccmp");
+	else if (ops == NULL && strcmp(param->u.crypt.alg, "CCMP") == 0)
 		ops = ieee80211_get_crypto_ops(param->u.crypt.alg);
-	}
 	if (ops == NULL) {
 		printk("unknown crypto alg '%s'\n", param->u.crypt.alg);
 		param->u.crypt.err = IEEE_CRYPT_ERR_UNKNOWN_ALG;
@@ -3058,7 +3055,7 @@ static int ieee80211_wpa_set_encryption(struct ieee80211_device *ieee,
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ops;
 
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+		if (new_crypt->ops)
 			new_crypt->priv =
 				new_crypt->ops->init(param->u.crypt.idx);
 
diff --git a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
index 107759024335..6146c6435dde 100644
--- a/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
+++ b/drivers/staging/rtl8192su/ieee80211/ieee80211_wx.c
@@ -358,11 +358,9 @@ int ieee80211_wx_set_encode(struct ieee80211_device *ieee,
 			return -ENOMEM;
 		memset(new_crypt, 0, sizeof(struct ieee80211_crypt_data));
 		new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		if (!new_crypt->ops) {
-			request_module("ieee80211_crypt_wep");
+		if (!new_crypt->ops)
 			new_crypt->ops = ieee80211_get_crypto_ops("WEP");
-		}
-		if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+		if (new_crypt->ops)
 			new_crypt->priv = new_crypt->ops->init(key);
 
 		if (!new_crypt->ops || !new_crypt->priv) {
@@ -507,7 +505,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         struct iw_encode_ext *ext = (struct iw_encode_ext *)extra;
         int i, idx;
         int group_key = 0;
-        const char *alg, *module;
+        const char *alg;
         struct ieee80211_crypto_ops *ops;
         struct ieee80211_crypt_data **crypt;
 
@@ -570,15 +568,12 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
         switch (ext->alg) {
         case IW_ENCODE_ALG_WEP:
                 alg = "WEP";
-                module = "ieee80211_crypt_wep";
                 break;
         case IW_ENCODE_ALG_TKIP:
                 alg = "TKIP";
-                module = "ieee80211_crypt_tkip";
                 break;
         case IW_ENCODE_ALG_CCMP:
                 alg = "CCMP";
-                module = "ieee80211_crypt_ccmp";
                 break;
         default:
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
@@ -589,10 +584,8 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
 	printk("alg name:%s\n",alg);
 
 	 ops = ieee80211_get_crypto_ops(alg);
-        if (ops == NULL) {
-                request_module("%s", module);
+        if (ops == NULL)
                 ops = ieee80211_get_crypto_ops(alg);
-        }
         if (ops == NULL) {
                 IEEE80211_DEBUG_WX("%s: unknown crypto alg %d\n",
                                    dev->name, ext->alg);
@@ -612,7 +605,7 @@ int ieee80211_wx_set_encode_ext(struct ieee80211_device *ieee,
                         goto done;
                 }
                 new_crypt->ops = ops;
-                if (new_crypt->ops && try_module_get(new_crypt->ops->owner))
+                if (new_crypt->ops)
                         new_crypt->priv = new_crypt->ops->init(idx);
                 if (new_crypt->priv == NULL) {
                         kfree(new_crypt);
diff --git a/drivers/staging/sep/sep_driver.c b/drivers/staging/sep/sep_driver.c
index 87f8a1192762..f890a16096c0 100644
--- a/drivers/staging/sep/sep_driver.c
+++ b/drivers/staging/sep/sep_driver.c
@@ -38,6 +38,7 @@
 #include <linux/mm.h>
 #include <linux/poll.h>
 #include <linux/wait.h>
+#include <linux/sched.h>
 #include <linux/pci.h>
 #include <linux/firmware.h>
 #include <asm/ioctl.h>
diff --git a/drivers/staging/stlc45xx/Kconfig b/drivers/staging/stlc45xx/Kconfig
deleted file mode 100644
index 947fb75a9c68..000000000000
--- a/drivers/staging/stlc45xx/Kconfig
+++ /dev/null
@@ -1,8 +0,0 @@
-config STLC45XX
-	tristate "stlc4550/4560 support"
-	depends on MAC80211 && WLAN_80211 && SPI_MASTER && GENERIC_HARDIRQS
-	---help---
-	  This is a driver for stlc4550 and stlc4560 chipsets.
-
-	  To compile this driver as a module, choose M here: the module will be
-	  called stlc45xx.  If unsure, say N.
diff --git a/drivers/staging/stlc45xx/Makefile b/drivers/staging/stlc45xx/Makefile
deleted file mode 100644
index 7ee32903055a..000000000000
--- a/drivers/staging/stlc45xx/Makefile
+++ /dev/null
@@ -1 +0,0 @@
-obj-$(CONFIG_STLC45XX)	+= stlc45xx.o
diff --git a/drivers/staging/stlc45xx/stlc45xx.c b/drivers/staging/stlc45xx/stlc45xx.c
deleted file mode 100644
index 12d414deaad6..000000000000
--- a/drivers/staging/stlc45xx/stlc45xx.c
+++ /dev/null
@@ -1,2593 +0,0 @@
-/*
- * This file is part of stlc45xx
- *
- * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- *
- * Contact: Kalle Valo <kalle.valo@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include "stlc45xx.h"
-
-#include <linux/module.h>
-#include <linux/platform_device.h>
-#include <linux/interrupt.h>
-#include <linux/firmware.h>
-#include <linux/delay.h>
-#include <linux/irq.h>
-#include <linux/spi/spi.h>
-#include <linux/etherdevice.h>
-#include <linux/gpio.h>
-#include <linux/moduleparam.h>
-
-#include "stlc45xx_lmac.h"
-
-/*
- * gpios should be handled in board files and provided via platform data,
- * but because it's currently impossible for stlc45xx to have a header file
- * in include/linux, let's use module paramaters for now
- */
-static int stlc45xx_gpio_power = 97;
-module_param(stlc45xx_gpio_power, int, 0444);
-MODULE_PARM_DESC(stlc45xx_gpio_power, "stlc45xx gpio number for power line");
-
-static int stlc45xx_gpio_irq = 87;
-module_param(stlc45xx_gpio_irq, int, 0444);
-MODULE_PARM_DESC(stlc45xx_gpio_irq, "stlc45xx gpio number for irq line");
-
-static const u8 default_cal_channels[] = {
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x6c, 0x09,
-	0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10,
-	0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xe0, 0x00, 0xe0, 0x00,
-	0xe0, 0x00, 0xe0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0,
-	0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42,
-	0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00,
-	0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9,
-	0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00,
-	0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc,
-	0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0,
-	0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4,
-	0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d,
-	0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa,
-	0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
-	0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17,
-	0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00,
-	0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00,
-	0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00,
-	0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
-	0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x71, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8,
-	0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01,
-	0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0,
-	0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6,
-	0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00,
-	0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb,
-	0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0,
-	0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc,
-	0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca,
-	0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4,
-	0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00,
-	0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21,
-	0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
-	0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00,
-	0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00,
-	0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
-	0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0,
-	0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
-	0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x76,
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-	0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0,
-	0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4,
-	0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00,
-	0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21,
-	0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00,
-	0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d,
-	0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00,
-	0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
-	0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0,
-	0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96,
-	0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x99, 0x09, 0x00,
-	0x00, 0xc9, 0xff, 0xd8, 0xff, 0x00, 0x00, 0x00, 0x01, 0x10, 0x01,
-	0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0,
-	0x00, 0xf0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00,
-	0x54, 0x01, 0xab, 0xf6, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0,
-	0x42, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb,
-	0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0,
-	0x33, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc,
-	0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00,
-	0xbc, 0xfb, 0x00, 0xca, 0x79, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b,
-	0xc0, 0x2b, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00,
-	0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54,
-	0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00,
-	0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa,
-	0x00, 0xaa, 0xa7, 0x00, 0xa9, 0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0,
-	0x17, 0xc0, 0x17, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0,
-	0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06,
-	0x2c, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96,
-	0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
-	0x96, 0x00, 0x96, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x06, 0x80, 0x80, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x9e, 0x09, 0x00, 0x00, 0xc9, 0xff, 0xd8, 0xff,
-	0x00, 0x00, 0x00, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10, 0x01, 0x10,
-	0x01, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xf0, 0x00, 0xd0, 0x00,
-	0xd0, 0x00, 0xd0, 0x00, 0xd0, 0x00, 0x54, 0x01, 0xab, 0xf6, 0xc0,
-	0x42, 0xc0, 0x42, 0xc0, 0x42, 0xc0, 0x42, 0x00, 0xcb, 0x00, 0xcb,
-	0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00, 0xcb, 0x00,
-	0xcb, 0x22, 0x01, 0x37, 0xa9, 0xc0, 0x33, 0xc0, 0x33, 0xc0, 0x33,
-	0xc0, 0x33, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00,
-	0xbc, 0x00, 0xbc, 0x00, 0xbc, 0x00, 0xbc, 0xfb, 0x00, 0xca, 0x79,
-	0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0xc0, 0x2b, 0x00, 0xb4, 0x00,
-	0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4, 0x00, 0xb4,
-	0x00, 0xb4, 0xd0, 0x00, 0x5d, 0x54, 0xc0, 0x21, 0xc0, 0x21, 0xc0,
-	0x21, 0xc0, 0x21, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa,
-	0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0x00, 0xaa, 0xa7, 0x00, 0xa9,
-	0x3d, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0xc0, 0x17, 0x00, 0xa0,
-	0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00, 0xa0, 0x00,
-	0xa0, 0x00, 0xa0, 0x7a, 0x00, 0x06, 0x2c, 0xc0, 0x0d, 0xc0, 0x0d,
-	0xc0, 0x0d, 0xc0, 0x0d, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00,
-	0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x96, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x06, 0x80, 0x80, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00 };
-
-static const u8 default_cal_rssi[] = {
-	0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72,
-	0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00,
-	0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a,
-	0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe,
-	0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00,
-	0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01,
-	0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a,
-	0x00, 0x00, 0x00, 0x0a, 0x01, 0x72, 0xfe, 0x1a, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
-	0x00, 0x00, 0x00, 0x00, 0x00 };
-
-static void stlc45xx_tx_edcf(struct stlc45xx *stlc);
-static void stlc45xx_tx_setup(struct stlc45xx *stlc);
-static void stlc45xx_tx_scan(struct stlc45xx *stlc);
-static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable);
-static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave);
-static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave);
-
-static ssize_t stlc45xx_sysfs_show_cal_rssi(struct device *dev,
-					    struct device_attribute *attr,
-					    char *buf)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(dev);
-	ssize_t len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	len = PAGE_SIZE;
-
-	mutex_lock(&stlc->mutex);
-
-	if (stlc->cal_rssi)
-		hex_dump_to_buffer(stlc->cal_rssi, RSSI_CAL_ARRAY_LEN, 16,
-				   2, buf, len, 0);
-	mutex_unlock(&stlc->mutex);
-
-	len = strlen(buf);
-
-	return len;
-}
-
-static ssize_t stlc45xx_sysfs_store_cal_rssi(struct device *dev,
-					     struct device_attribute *attr,
-					     const char *buf, size_t count)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(dev);
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	if (count != RSSI_CAL_ARRAY_LEN) {
-		stlc45xx_error("invalid cal_rssi length: %zu", count);
-		count = 0;
-		goto out_unlock;
-	}
-
-	kfree(stlc->cal_rssi);
-
-	stlc->cal_rssi = kmemdup(buf, RSSI_CAL_ARRAY_LEN, GFP_KERNEL);
-
-	if (!stlc->cal_rssi) {
-		stlc45xx_error("failed to allocate memory for cal_rssi");
-		count = 0;
-		goto out_unlock;
-	}
-
- out_unlock:
-	mutex_unlock(&stlc->mutex);
-
-	return count;
-}
-
-static ssize_t stlc45xx_sysfs_show_cal_channels(struct device *dev,
-						struct device_attribute *attr,
-						char *buf)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(dev);
-	ssize_t len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	len = PAGE_SIZE;
-
-	mutex_lock(&stlc->mutex);
-
-	if (stlc->cal_channels)
-		hex_dump_to_buffer(stlc->cal_channels, CHANNEL_CAL_ARRAY_LEN,
-				   16, 2, buf, len, 0);
-
-	mutex_unlock(&stlc->mutex);
-
-	len = strlen(buf);
-
-	return len;
-}
-
-static ssize_t stlc45xx_sysfs_store_cal_channels(struct device *dev,
-						 struct device_attribute *attr,
-						 const char *buf, size_t count)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(dev);
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	if (count != CHANNEL_CAL_ARRAY_LEN) {
-		stlc45xx_error("invalid cal_channels size: %zu ", count);
-		count = 0;
-		goto out_unlock;
-	}
-
-	kfree(stlc->cal_channels);
-
-	stlc->cal_channels = kmemdup(buf, count, GFP_KERNEL);
-
-	if (!stlc->cal_channels) {
-		stlc45xx_error("failed to allocate memory for cal_channels");
-		count = 0;
-		goto out_unlock;
-	}
-
-out_unlock:
-	mutex_unlock(&stlc->mutex);
-
-	return count;
-}
-
-static ssize_t stlc45xx_sysfs_show_tx_buf(struct device *dev,
-					  struct device_attribute *attr,
-					  char *buf)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(dev);
-	struct txbuffer *entry;
-	ssize_t len = 0;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	list_for_each_entry(entry, &stlc->tx_sent, tx_list) {
-		len += sprintf(buf + len, "0x%x: 0x%x-0x%x\n",
-			       entry->handle, entry->start,
-			       entry->end);
-	}
-
-	mutex_unlock(&stlc->mutex);
-
-	return len;
-}
-
-static DEVICE_ATTR(cal_rssi, S_IRUGO | S_IWUSR,
-		   stlc45xx_sysfs_show_cal_rssi,
-		   stlc45xx_sysfs_store_cal_rssi);
-static DEVICE_ATTR(cal_channels, S_IRUGO | S_IWUSR,
-		   stlc45xx_sysfs_show_cal_channels,
-		   stlc45xx_sysfs_store_cal_channels);
-static DEVICE_ATTR(tx_buf, S_IRUGO, stlc45xx_sysfs_show_tx_buf, NULL);
-
-static void stlc45xx_spi_read(struct stlc45xx *stlc, unsigned long addr,
-			      void *buf, size_t len)
-{
-	struct spi_transfer t[2];
-	struct spi_message m;
-
-	/* We first push the address */
-	addr = (addr << 8) | ADDR_READ_BIT_15;
-
-	spi_message_init(&m);
-	memset(t, 0, sizeof(t));
-
-	t[0].tx_buf = &addr;
-	t[0].len = 2;
-	spi_message_add_tail(&t[0], &m);
-
-	t[1].rx_buf = buf;
-	t[1].len = len;
-	spi_message_add_tail(&t[1], &m);
-
-	spi_sync(stlc->spi, &m);
-}
-
-
-static void stlc45xx_spi_write(struct stlc45xx *stlc, unsigned long addr,
-			       void *buf, size_t len)
-{
-	struct spi_transfer t[3];
-	struct spi_message m;
-	u16 last_word;
-
-	/* We first push the address */
-	addr = addr << 8;
-
-	spi_message_init(&m);
-	memset(t, 0, sizeof(t));
-
-	t[0].tx_buf = &addr;
-	t[0].len = 2;
-	spi_message_add_tail(&t[0], &m);
-
-	t[1].tx_buf = buf;
-	t[1].len = len;
-	spi_message_add_tail(&t[1], &m);
-
-	if (len % 2) {
-		last_word = ((u8 *)buf)[len - 1];
-
-		t[2].tx_buf = &last_word;
-		t[2].len = 2;
-		spi_message_add_tail(&t[2], &m);
-	}
-
-	spi_sync(stlc->spi, &m);
-}
-
-static u16 stlc45xx_read16(struct stlc45xx *stlc, unsigned long addr)
-{
-	u16 val;
-
-	stlc45xx_spi_read(stlc, addr, &val, sizeof(val));
-
-	return val;
-}
-
-static u32 stlc45xx_read32(struct stlc45xx *stlc, unsigned long addr)
-{
-	u32 val;
-
-	stlc45xx_spi_read(stlc, addr, &val, sizeof(val));
-
-	return val;
-}
-
-static void stlc45xx_write16(struct stlc45xx *stlc, unsigned long addr, u16 val)
-{
-	stlc45xx_spi_write(stlc, addr, &val, sizeof(val));
-}
-
-static void stlc45xx_write32(struct stlc45xx *stlc, unsigned long addr, u32 val)
-{
-	stlc45xx_spi_write(stlc, addr, &val, sizeof(val));
-}
-
-struct stlc45xx_spi_reg {
-	u16 address;
-	u16 length;
-	char *name;
-};
-
-/* caller must hold tx_lock */
-static void stlc45xx_txbuffer_dump(struct stlc45xx *stlc)
-{
-	struct txbuffer *txbuffer;
-	char *buf, *pos;
-	int buf_len, l, count;
-
-	if (!(DEBUG_LEVEL & DEBUG_TXBUFFER))
-		return;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
-	buf_len = 500;
-	buf = kmalloc(buf_len, GFP_ATOMIC);
-	if (!buf)
-		return;
-
-	pos = buf;
-	count = 0;
-
-	list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) {
-		l = snprintf(pos, buf_len, "0x%x-0x%x,",
-			     txbuffer->start, txbuffer->end);
-		/* drop the null byte */
-		pos += l;
-		buf_len -= l;
-		count++;
-	}
-
-	if (count == 0)
-		*pos = '\0';
-	else
-		*--pos = '\0';
-
-	stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: in buffer %d regions: %s",
-		       count, buf);
-
-	kfree(buf);
-}
-
-/* caller must hold tx_lock */
-static int stlc45xx_txbuffer_find(struct stlc45xx *stlc, size_t len)
-{
-	struct txbuffer *txbuffer;
-	int pos;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
-	pos = FIRMWARE_TXBUFFER_START;
-
-	if (list_empty(&stlc->txbuffer))
-		goto out;
-
-	/*
-	 * the entries in txbuffer must be in the same order as they are in
-	 * the real buffer
-	 */
-	list_for_each_entry(txbuffer, &stlc->txbuffer, buffer_list) {
-		if (pos + len < txbuffer->start)
-			break;
-		pos = ALIGN(txbuffer->end + 1, 4);
-	}
-
-	if (pos + len > FIRMWARE_TXBUFFER_END)
-		/* not enough room */
-		pos = -1;
-
-	stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: find %zu B: 0x%x", len, pos);
-
-out:
-	return pos;
-}
-
-static int stlc45xx_txbuffer_add(struct stlc45xx *stlc,
-				 struct txbuffer *txbuffer)
-{
-	struct txbuffer *r, *prev = NULL;
-
-	if (list_empty(&stlc->txbuffer)) {
-		list_add(&txbuffer->buffer_list, &stlc->txbuffer);
-		return 0;
-	}
-
-	r = list_first_entry(&stlc->txbuffer, struct txbuffer, buffer_list);
-
-	if (txbuffer->start < r->start) {
-		/* add to the beginning of the list */
-		list_add(&txbuffer->buffer_list, &stlc->txbuffer);
-		return 0;
-	}
-
-	prev = NULL;
-	list_for_each_entry(r, &stlc->txbuffer, buffer_list) {
-		/* skip first entry, we checked for that above */
-		if (!prev) {
-			prev = r;
-			continue;
-		}
-
-		/* double-check overlaps */
-		WARN_ON_ONCE(txbuffer->start >= r->start &&
-			     txbuffer->start <= r->end);
-		WARN_ON_ONCE(txbuffer->end >= r->start &&
-			     txbuffer->end <= r->end);
-
-		if (prev->end < txbuffer->start &&
-		    txbuffer->end < r->start) {
-			/* insert at this spot */
-			list_add_tail(&txbuffer->buffer_list, &r->buffer_list);
-			return 0;
-		}
-
-		prev = r;
-	}
-
-	/* not found */
-	list_add_tail(&txbuffer->buffer_list, &stlc->txbuffer);
-
-	return 0;
-
-}
-
-/* caller must hold tx_lock */
-static struct txbuffer *stlc45xx_txbuffer_alloc(struct stlc45xx *stlc,
-						 size_t frame_len)
-{
-	struct txbuffer *entry = NULL;
-	size_t len;
-	int pos;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
-	len = FIRMWARE_TXBUFFER_HEADER + frame_len + FIRMWARE_TXBUFFER_TRAILER;
-	pos = stlc45xx_txbuffer_find(stlc, len);
-
-	if (pos < 0)
-		return NULL;
-
-	WARN_ON_ONCE(pos + len > FIRMWARE_TXBUFFER_END);
-	WARN_ON_ONCE(pos < FIRMWARE_TXBUFFER_START);
-
-	entry = kmalloc(sizeof(*entry), GFP_ATOMIC);
-	entry->start = pos;
-	entry->frame_start = pos + FIRMWARE_TXBUFFER_HEADER;
-	entry->end = entry->start + len - 1;
-
-	stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: allocated 0x%x-0x%x",
-		       entry->start, entry->end);
-
-	stlc45xx_txbuffer_add(stlc, entry);
-
-	stlc45xx_txbuffer_dump(stlc);
-
-	return entry;
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_txbuffer_free(struct stlc45xx *stlc,
-				   struct txbuffer *txbuffer)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s()", __func__);
-
-	stlc45xx_debug(DEBUG_TXBUFFER, "txbuffer: freed 0x%x-0x%x",
-		       txbuffer->start, txbuffer->end);
-
-	list_del(&txbuffer->buffer_list);
-	kfree(txbuffer);
-}
-
-
-static int stlc45xx_wait_bit(struct stlc45xx *stlc, u16 reg, u32 mask,
-			     u32 expected)
-{
-	int i;
-	char buffer[4];
-
-	for (i = 0; i < 2000; i++) {
-		stlc45xx_spi_read(stlc, reg, buffer, sizeof(buffer));
-		if (((*(u32 *)buffer) & mask) == expected)
-			return 1;
-		msleep(1);
-	}
-
-	return 0;
-}
-
-static int stlc45xx_request_firmware(struct stlc45xx *stlc)
-{
-	const struct firmware *fw;
-	int ret;
-
-	/* FIXME: should driver use it's own struct device? */
-	ret = request_firmware(&fw, "3826.arm", &stlc->spi->dev);
-
-	if (ret < 0) {
-		stlc45xx_error("request_firmware() failed: %d", ret);
-		return ret;
-	}
-
-	if (fw->size % 4) {
-		stlc45xx_error("firmware size is not multiple of 32bit: %zu",
-			       fw->size);
-		return -EILSEQ; /* Illegal byte sequence  */;
-	}
-
-	if (fw->size < 1000) {
-		stlc45xx_error("firmware is too small: %zu", fw->size);
-		return -EILSEQ;
-	}
-
-	stlc->fw = kmemdup(fw->data, fw->size, GFP_KERNEL);
-	if (!stlc->fw) {
-		stlc45xx_error("could not allocate memory for firmware");
-		return -ENOMEM;
-	}
-
-	stlc->fw_len = fw->size;
-
-	release_firmware(fw);
-
-	return 0;
-}
-
-static int stlc45xx_upload_firmware(struct stlc45xx *stlc)
-{
-	struct s_dma_regs dma_regs;
-	unsigned long fw_len, fw_addr;
-	long _fw_len;
-	int ret;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	if (!stlc->fw) {
-		ret = stlc45xx_request_firmware(stlc);
-		if (ret < 0)
-			return ret;
-	}
-
-	/* stop the device */
-	stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
-			 SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET
-			 | SPI_CTRL_STAT_START_HALTED);
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
-			 SPI_CTRL_STAT_HOST_OVERRIDE
-			 | SPI_CTRL_STAT_START_HALTED);
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	fw_addr = FIRMWARE_ADDRESS;
-	fw_len = stlc->fw_len;
-
-	while (fw_len > 0) {
-		_fw_len = (fw_len > SPI_MAX_PACKET_SIZE)
-			? SPI_MAX_PACKET_SIZE : fw_len;
-		dma_regs.cmd = SPI_DMA_WRITE_CTRL_ENABLE;
-		dma_regs.len = cpu_to_le16(_fw_len);
-		dma_regs.addr = cpu_to_le32(fw_addr);
-
-		fw_len -= _fw_len;
-		fw_addr += _fw_len;
-
-		stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_CTRL, dma_regs.cmd);
-
-		if (stlc45xx_wait_bit(stlc, SPI_ADRS_DMA_WRITE_CTRL,
-				      HOST_ALLOWED, HOST_ALLOWED) == 0) {
-			stlc45xx_error("fw_upload not allowed to DMA write");
-			return -EAGAIN;
-		}
-
-		stlc45xx_write16(stlc, SPI_ADRS_DMA_WRITE_LEN, dma_regs.len);
-		stlc45xx_write32(stlc, SPI_ADRS_DMA_WRITE_BASE, dma_regs.addr);
-
-		stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, stlc->fw, _fw_len);
-
-		/* FIXME: I think this doesn't work if firmware is large,
-		 * this loop goes to second round. fw->data is not
-		 * increased at all! */
-	}
-
-	BUG_ON(fw_len != 0);
-
-	/* enable host interrupts */
-	stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN, SPI_HOST_INTS_DEFAULT);
-
-	/* boot the device */
-	stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
-			 SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_HOST_RESET
-			 | SPI_CTRL_STAT_RAM_BOOT);
-
-	msleep(TARGET_BOOT_SLEEP);
-
-	stlc45xx_write16(stlc, SPI_ADRS_DEV_CTRL_STAT,
-			 SPI_CTRL_STAT_HOST_OVERRIDE | SPI_CTRL_STAT_RAM_BOOT);
-	msleep(TARGET_BOOT_SLEEP);
-
-	return 0;
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_check_txsent(struct stlc45xx *stlc)
-{
-	struct txbuffer *entry, *n;
-
-	list_for_each_entry_safe(entry, n, &stlc->tx_sent, tx_list) {
-		if (time_after(jiffies, entry->lifetime)) {
-			if (net_ratelimit())
-				stlc45xx_warning("frame 0x%x lifetime exceeded",
-						 entry->start);
-			list_del(&entry->tx_list);
-			skb_pull(entry->skb, entry->header_len);
-			ieee80211_tx_status(stlc->hw, entry->skb);
-			stlc45xx_txbuffer_free(stlc, entry);
-		}
-	}
-}
-
-static void stlc45xx_power_off(struct stlc45xx *stlc)
-{
-	disable_irq(gpio_to_irq(stlc45xx_gpio_irq));
-	gpio_set_value(stlc45xx_gpio_power, 0);
-}
-
-static void stlc45xx_power_on(struct stlc45xx *stlc)
-{
-	gpio_set_value(stlc45xx_gpio_power, 1);
-	enable_irq(gpio_to_irq(stlc45xx_gpio_irq));
-
-	/*
-	 * need to wait a while before device can be accessed, the length
-	 * is just a guess
-	 */
-	msleep(10);
-}
-
-/* caller must hold tx_lock */
-static void stlc45xx_flush_queues(struct stlc45xx *stlc)
-{
-	struct txbuffer *entry;
-
-	while (!list_empty(&stlc->tx_sent)) {
-		entry = list_first_entry(&stlc->tx_sent,
-					 struct txbuffer, tx_list);
-		list_del(&entry->tx_list);
-		dev_kfree_skb(entry->skb);
-		stlc45xx_txbuffer_free(stlc, entry);
-	}
-
-	WARN_ON(!list_empty(&stlc->tx_sent));
-
-	while (!list_empty(&stlc->tx_pending)) {
-		entry = list_first_entry(&stlc->tx_pending,
-					 struct txbuffer, tx_list);
-		list_del(&entry->tx_list);
-		dev_kfree_skb(entry->skb);
-		stlc45xx_txbuffer_free(stlc, entry);
-	}
-
-	WARN_ON(!list_empty(&stlc->tx_pending));
-	WARN_ON(!list_empty(&stlc->txbuffer));
-}
-
-static void stlc45xx_work_reset(struct work_struct *work)
-{
-	struct stlc45xx *stlc = container_of(work, struct stlc45xx,
-					     work_reset);
-
-	mutex_lock(&stlc->mutex);
-
-	if (stlc->fw_state != FW_STATE_RESET)
-		goto out;
-
-	stlc45xx_power_off(stlc);
-
-	mutex_unlock(&stlc->mutex);
-
-	/* wait that all work_structs have finished, we can't hold
-	 * stlc->mutex to avoid deadlock */
-	cancel_work_sync(&stlc->work);
-
-	/* FIXME: find out good value to wait for chip power down */
-	msleep(100);
-
-	mutex_lock(&stlc->mutex);
-
-	/* FIXME: we should gracefully handle if the state has changed
-	 * after re-acquiring mutex */
-	WARN_ON(stlc->fw_state != FW_STATE_RESET);
-
-	spin_lock_bh(&stlc->tx_lock);
-	stlc45xx_flush_queues(stlc);
-	spin_unlock_bh(&stlc->tx_lock);
-
-	stlc->fw_state = FW_STATE_RESETTING;
-
-	stlc45xx_power_on(stlc);
-	stlc45xx_upload_firmware(stlc);
-
-out:
-	mutex_unlock(&stlc->mutex);
-}
-
-/* caller must hold mutex */
-static void stlc45xx_reset(struct stlc45xx *stlc)
-{
-	stlc45xx_warning("resetting firmware");
-	stlc->fw_state = FW_STATE_RESET;
-	ieee80211_stop_queues(stlc->hw);
-	queue_work(stlc->hw->workqueue, &stlc->work_reset);
-}
-
-static void stlc45xx_work_tx_timeout(struct work_struct *work)
-{
-	struct stlc45xx *stlc = container_of(work, struct stlc45xx,
-					     work_tx_timeout.work);
-
-	stlc45xx_warning("tx timeout");
-
-	mutex_lock(&stlc->mutex);
-
-	if (stlc->fw_state != FW_STATE_READY)
-		goto out;
-
-	stlc45xx_reset(stlc);
-
-out:
-	mutex_unlock(&stlc->mutex);
-}
-
-static void stlc45xx_int_ack(struct stlc45xx *stlc, u32 val)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_ACK, val);
-}
-
-static void stlc45xx_wakeup(struct stlc45xx *stlc)
-{
-	unsigned long timeout;
-	u32 ints;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	/* wake the chip */
-	stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_WAKEUP);
-
-	/* And wait for the READY interrupt */
-	timeout = jiffies + HZ;
-
-	ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	while (!(ints & SPI_HOST_INT_READY)) {
-		if (time_after(jiffies, timeout))
-				goto out;
-		ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	}
-
-	stlc45xx_int_ack(stlc, SPI_HOST_INT_READY);
-
-out:
-	return;
-}
-
-static void stlc45xx_sleep(struct stlc45xx *stlc)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	stlc45xx_write32(stlc, SPI_ADRS_ARM_INTERRUPTS, SPI_TARGET_INT_SLEEP);
-}
-
-static void stlc45xx_int_ready(struct stlc45xx *stlc)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	stlc45xx_write32(stlc, SPI_ADRS_HOST_INT_EN,
-			 SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE);
-
-	switch (stlc->fw_state) {
-	case FW_STATE_BOOTING:
-		stlc->fw_state = FW_STATE_READY;
-		complete(&stlc->fw_comp);
-		break;
-	case FW_STATE_RESETTING:
-		stlc->fw_state = FW_STATE_READY;
-
-		stlc45xx_tx_scan(stlc);
-		stlc45xx_tx_setup(stlc);
-		stlc45xx_tx_edcf(stlc);
-
-		ieee80211_wake_queues(stlc->hw);
-		break;
-	default:
-		break;
-	}
-}
-
-static int stlc45xx_rx_txack(struct stlc45xx *stlc, struct sk_buff *skb)
-{
-	struct ieee80211_tx_info *info;
-	struct s_lm_control *control;
-	struct s_lmo_tx *tx;
-	struct txbuffer *entry;
-	int found = 0;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	control = (struct s_lm_control *) skb->data;
-	tx = (struct s_lmo_tx *) (control + 1);
-
-	if (list_empty(&stlc->tx_sent)) {
-		if (net_ratelimit())
-			stlc45xx_warning("no frames waiting for "
-					 "acknowledgement");
-		return -1;
-	}
-
-	list_for_each_entry(entry, &stlc->tx_sent, tx_list) {
-		if (control->handle == entry->handle) {
-			found = 1;
-			break;
-		}
-	}
-
-	if (!found) {
-		if (net_ratelimit())
-			stlc45xx_warning("couldn't find frame for tx ack 0x%x",
-					 control->handle);
-		return -1;
-	}
-
-	stlc45xx_debug(DEBUG_TX, "TX ACK 0x%x", entry->handle);
-
-	if (entry->status_needed) {
-		info = IEEE80211_SKB_CB(entry->skb);
-
-		if (!(tx->flags & LM_TX_FAILED)) {
-			/* frame was acked */
-			info->flags |= IEEE80211_TX_STAT_ACK;
-			info->status.ack_signal = tx->rcpi / 2 - 110;
-		}
-
-		skb_pull(entry->skb, entry->header_len);
-
-		ieee80211_tx_status(stlc->hw, entry->skb);
-	}
-
-	list_del(&entry->tx_list);
-
-	stlc45xx_check_txsent(stlc);
-	if (list_empty(&stlc->tx_sent))
-		/* there are no pending frames, we can stop the tx timeout
-		 * timer */
-		cancel_delayed_work(&stlc->work_tx_timeout);
-
-	spin_lock_bh(&stlc->tx_lock);
-
-	stlc45xx_txbuffer_free(stlc, entry);
-
-	if (stlc->tx_queue_stopped &&
-	    stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) != -1) {
-		stlc45xx_debug(DEBUG_QUEUE, "room in tx buffer, waking queues");
-		ieee80211_wake_queues(stlc->hw);
-		stlc->tx_queue_stopped = 0;
-	}
-
-	spin_unlock_bh(&stlc->tx_lock);
-
-	return 0;
-}
-
-static int stlc45xx_rx_control(struct stlc45xx *stlc, struct sk_buff *skb)
-{
-	struct s_lm_control *control;
-	int ret = 0;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	control = (struct s_lm_control *) skb->data;
-
-	switch (control->oid) {
-	case LM_OID_TX:
-		ret = stlc45xx_rx_txack(stlc, skb);
-		break;
-	case LM_OID_SETUP:
-	case LM_OID_SCAN:
-	case LM_OID_TRAP:
-	case LM_OID_EDCF:
-	case LM_OID_KEYCACHE:
-	case LM_OID_PSM:
-	case LM_OID_STATS:
-	case LM_OID_LED:
-	default:
-		stlc45xx_warning("unhandled rx control oid %d\n",
-				 control->oid);
-		break;
-	}
-
-	dev_kfree_skb(skb);
-
-	return ret;
-}
-
-/* copied from mac80211 */
-static void stlc45xx_parse_elems(u8 *start, size_t len,
-				 struct stlc45xx_ie_tim **tim,
-				 size_t *tim_len)
-{
-	size_t left = len;
-	u8 *pos = start;
-
-	while (left >= 2) {
-		u8 id, elen;
-
-		id = *pos++;
-		elen = *pos++;
-		left -= 2;
-
-		if (elen > left)
-			return;
-
-		switch (id) {
-		case WLAN_EID_TIM:
-			*tim = (struct stlc45xx_ie_tim *) pos;
-			*tim_len = elen;
-			break;
-		default:
-			break;
-		}
-
-		left -= elen;
-		pos += elen;
-	}
-}
-
-/*
- * mac80211 doesn't have support for asking frames with PS-Poll, so let's
- * implement in the driver for now. We have to add support to mac80211
- * later.
- */
-static int stlc45xx_check_more_data(struct stlc45xx *stlc, struct sk_buff *skb)
-{
-	struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
-	struct ieee80211_hdr *hdr;
-	size_t len;
-	u16 fc;
-
-	hdr = (void *) skb->data + sizeof(*data);
-	len = skb->len - sizeof(*data);
-
-	/* minimum frame length is the null frame length 24 bytes */
-	if (len < 24) {
-		stlc45xx_warning("invalid frame length when checking for "
-				 "more data");
-		return -EINVAL;
-	}
-
-	fc = le16_to_cpu(hdr->frame_control);
-	if (!(fc & IEEE80211_FCTL_FROMDS))
-		/* this is not from DS */
-		return 0;
-
-	if (compare_ether_addr(hdr->addr1, stlc->mac_addr) != 0)
-		/* the frame was not for us */
-		return 0;
-
-	if (!(fc & IEEE80211_FCTL_MOREDATA)) {
-		/* AP has no more frames buffered for us */
-		stlc45xx_debug(DEBUG_PSM, "all buffered frames retrieved");
-		stlc->pspolling = false;
-		return 0;
-	}
-
-	/* MOREDATA bit is set, let's ask for a new frame from the AP */
-	stlc45xx_tx_pspoll(stlc, stlc->psm);
-
-	return 0;
-}
-
-/*
- * mac80211 cannot read TIM from beacons, so let's add a hack to the
- * driver. We have to add support to mac80211 later.
- */
-static int stlc45xx_rx_data_beacon(struct stlc45xx *stlc, struct sk_buff *skb)
-{
-	struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
-	size_t len = skb->len, tim_len = 0, baselen, pvbmap_len;
-	struct ieee80211_mgmt *mgmt;
-	struct stlc45xx_ie_tim *tim = NULL;
-	int bmap_offset, index, aid_bit;
-
-	mgmt = (void *) skb->data + sizeof(*data);
-
-	baselen = (u8 *) mgmt->u.beacon.variable - (u8 *) mgmt;
-	if (baselen > len) {
-		stlc45xx_warning("invalid baselen in beacon");
-		return -EINVAL;
-	}
-
-	stlc45xx_parse_elems(mgmt->u.beacon.variable, len - baselen, &tim,
-			     &tim_len);
-
-	if (!tim) {
-		stlc45xx_warning("didn't find tim from a beacon");
-		return -EINVAL;
-	}
-
-	bmap_offset = tim->bmap_control & 0xfe;
-	index = stlc->aid / 8 - bmap_offset;
-
-	pvbmap_len = tim_len - 3;
-	if (index > pvbmap_len)
-		return -EINVAL;
-
-	aid_bit = !!(tim->pvbmap[index] & (1 << stlc->aid % 8));
-
-	stlc45xx_debug(DEBUG_PSM, "fc 0x%x duration %d seq %d dtim %u "
-		       "bmap_control 0x%x aid_bit %d",
-		       mgmt->frame_control, mgmt->duration, mgmt->seq_ctrl >> 4,
-		       tim->dtim_count, tim->bmap_control, aid_bit);
-
-	if (!aid_bit)
-		return 0;
-
-	stlc->pspolling = true;
-	stlc45xx_tx_pspoll(stlc, stlc->psm);
-
-	return 0;
-}
-
-static int stlc45xx_rx_data(struct stlc45xx *stlc, struct sk_buff *skb)
-{
-	struct ieee80211_rx_status status;
-	struct s_lm_data_in *data = (struct s_lm_data_in *) skb->data;
-	int align = 0;
-	u8 *p, align_len;
-	u16 len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	if (stlc->psm) {
-		if (data->flags & LM_IN_BEACON)
-			stlc45xx_rx_data_beacon(stlc, skb);
-		else if (stlc->pspolling && (data->flags & LM_IN_DATA))
-			stlc45xx_check_more_data(stlc, skb);
-	}
-
-	memset(&status, 0, sizeof(status));
-
-	status.freq = data->frequency;
-	status.signal = data->rcpi / 2 - 110;
-
-	/* let's assume that maximum rcpi value is 140 (= 35 dBm) */
-	status.qual = data->rcpi * 100 / 140;
-
-	status.band = IEEE80211_BAND_2GHZ;
-
-	/*
-	 * FIXME: this gives warning from __ieee80211_rx()
-	 *
-	 * status.rate_idx = data->rate;
-	 */
-
-	len = data->length;
-
-	if (data->flags & LM_FLAG_ALIGN)
-		align = 1;
-
-	skb_pull(skb, sizeof(*data));
-
-	if (align) {
-		p = skb->data;
-		align_len = *p;
-		skb_pull(skb, align_len);
-	}
-
-	skb_trim(skb, len);
-
-	stlc45xx_debug(DEBUG_RX, "rx data 0x%p %d B", skb->data, skb->len);
-	stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len);
-
-	memcpy(IEEE80211_SKB_RXCB(skb), &status, sizeof(status));
-	ieee80211_rx(stlc->hw, skb);
-
-	return 0;
-}
-
-
-
-static int stlc45xx_rx(struct stlc45xx *stlc)
-{
-	struct s_lm_control *control;
-	struct sk_buff *skb;
-	int ret;
-	u16 len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	stlc45xx_wakeup(stlc);
-
-	/* dummy read to flush SPI DMA controller bug */
-	stlc45xx_read16(stlc, SPI_ADRS_GEN_PURP_1);
-
-	len = stlc45xx_read16(stlc, SPI_ADRS_DMA_DATA);
-
-	if (len == 0) {
-		stlc45xx_warning("rx request of zero bytes");
-		return 0;
-	}
-
-	skb = dev_alloc_skb(len);
-	if (!skb) {
-		stlc45xx_warning("could not alloc skb");
-		return 0;
-	}
-
-	stlc45xx_spi_read(stlc, SPI_ADRS_DMA_DATA, skb_put(skb, len), len);
-
-	stlc45xx_sleep(stlc);
-
-	stlc45xx_debug(DEBUG_RX, "rx frame 0x%p %d B", skb->data, skb->len);
-	stlc45xx_dump(DEBUG_RX_CONTENT, skb->data, skb->len);
-
-	control = (struct s_lm_control *) skb->data;
-
-	if (control->flags & LM_FLAG_CONTROL)
-		ret = stlc45xx_rx_control(stlc, skb);
-	else
-		ret = stlc45xx_rx_data(stlc, skb);
-
-	return ret;
-}
-
-
-static irqreturn_t stlc45xx_interrupt(int irq, void *config)
-{
-	struct spi_device *spi = config;
-	struct stlc45xx *stlc = dev_get_drvdata(&spi->dev);
-
-	stlc45xx_debug(DEBUG_IRQ, "IRQ");
-
-	queue_work(stlc->hw->workqueue, &stlc->work);
-
-	return IRQ_HANDLED;
-}
-
-static int stlc45xx_tx_frame(struct stlc45xx *stlc, u32 address,
-			     void *buf, size_t len)
-{
-	struct s_dma_regs dma_regs;
-	unsigned long timeout;
-	int ret = 0;
-	u32 ints;
-
-	stlc->tx_frames++;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	stlc45xx_debug(DEBUG_TX, "tx frame 0x%p %zu B", buf, len);
-	stlc45xx_dump(DEBUG_TX_CONTENT, buf, len);
-
-	stlc45xx_wakeup(stlc);
-
-	dma_regs.cmd  = SPI_DMA_WRITE_CTRL_ENABLE;
-	dma_regs.len  = cpu_to_le16(len);
-	dma_regs.addr = cpu_to_le32(address);
-
-	stlc45xx_spi_write(stlc, SPI_ADRS_DMA_WRITE_CTRL, &dma_regs,
-			   sizeof(dma_regs));
-
-	stlc45xx_spi_write(stlc, SPI_ADRS_DMA_DATA, buf, len);
-
-	timeout = jiffies + 2 * HZ;
-	ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	while (!(ints & SPI_HOST_INT_WR_READY)) {
-		if (time_after(jiffies, timeout)) {
-			stlc45xx_warning("WR_READY timeout");
-			ret = -1;
-			goto out;
-		}
-		ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	}
-
-	stlc45xx_int_ack(stlc, SPI_HOST_INT_WR_READY);
-
-	stlc45xx_sleep(stlc);
-
-out:
-	return ret;
-}
-
-static int stlc45xx_wq_tx(struct stlc45xx *stlc)
-{
-	struct txbuffer *entry;
-	int ret = 0;
-
-	spin_lock_bh(&stlc->tx_lock);
-
-	while (!list_empty(&stlc->tx_pending)) {
-		entry = list_entry(stlc->tx_pending.next,
-				   struct txbuffer, tx_list);
-
-		list_del_init(&entry->tx_list);
-
-		spin_unlock_bh(&stlc->tx_lock);
-
-		ret = stlc45xx_tx_frame(stlc, entry->frame_start,
-					entry->skb->data, entry->skb->len);
-
-		spin_lock_bh(&stlc->tx_lock);
-
-		if (ret < 0) {
-			/* frame transfer to firmware buffer failed */
-			/* FIXME: report this to mac80211 */
-			dev_kfree_skb(entry->skb);
-			stlc45xx_txbuffer_free(stlc, entry);
-			goto out;
-		}
-
-		list_add(&entry->tx_list, &stlc->tx_sent);
-		queue_delayed_work(stlc->hw->workqueue,
-				   &stlc->work_tx_timeout,
-				   msecs_to_jiffies(TX_TIMEOUT));
-	}
-
-out:
-	spin_unlock_bh(&stlc->tx_lock);
-	return ret;
-}
-
-static void stlc45xx_work(struct work_struct *work)
-{
-	struct stlc45xx *stlc = container_of(work, struct stlc45xx, work);
-	u32 ints;
-	int ret;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	if (stlc->fw_state == FW_STATE_OFF &&
-	    stlc->fw_state == FW_STATE_RESET)
-		goto out;
-
-	ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	stlc45xx_debug(DEBUG_BH, "begin host_ints 0x%08x", ints);
-
-	if (ints & SPI_HOST_INT_READY) {
-		stlc45xx_int_ready(stlc);
-		stlc45xx_int_ack(stlc, SPI_HOST_INT_READY);
-	}
-
-	if (stlc->fw_state != FW_STATE_READY)
-		goto out;
-
-	if (ints & SPI_HOST_INT_UPDATE) {
-		stlc45xx_int_ack(stlc, SPI_HOST_INT_UPDATE);
-		ret = stlc45xx_rx(stlc);
-		if (ret < 0) {
-			stlc45xx_reset(stlc);
-			goto out;
-		}
-	}
-	if (ints & SPI_HOST_INT_SW_UPDATE) {
-		stlc45xx_int_ack(stlc, SPI_HOST_INT_SW_UPDATE);
-		ret = stlc45xx_rx(stlc);
-		if (ret < 0) {
-			stlc45xx_reset(stlc);
-			goto out;
-		}
-	}
-
-	ret = stlc45xx_wq_tx(stlc);
-	if (ret < 0) {
-		stlc45xx_reset(stlc);
-		goto out;
-	}
-
-	ints = stlc45xx_read32(stlc, SPI_ADRS_HOST_INTERRUPTS);
-	stlc45xx_debug(DEBUG_BH, "end host_ints 0x%08x", ints);
-
-out:
-	mutex_unlock(&stlc->mutex);
-}
-
-static void stlc45xx_tx_edcf(struct stlc45xx *stlc)
-{
-	struct s_lm_control *control;
-	struct s_lmo_edcf *edcf;
-	size_t len, edcf_len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	edcf_len = sizeof(*edcf);
-	len = sizeof(*control) + edcf_len;
-	control = kzalloc(len, GFP_KERNEL);
-	edcf = (struct s_lmo_edcf *) (control + 1);
-
-	control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
-	control->length = edcf_len;
-	control->oid = LM_OID_EDCF;
-
-	edcf->slottime = 0x14;
-	edcf->sifs = 10;
-	edcf->eofpad = 6;
-	edcf->maxburst = 1500;
-
-	edcf->queues[0].aifs = 2;
-	edcf->queues[0].pad0 = 1;
-	edcf->queues[0].cwmin = 3;
-	edcf->queues[0].cwmax = 7;
-	edcf->queues[0].txop = 47;
-	edcf->queues[1].aifs = 2;
-	edcf->queues[1].pad0 = 0;
-	edcf->queues[1].cwmin = 7;
-	edcf->queues[1].cwmax = 15;
-	edcf->queues[1].txop = 94;
-	edcf->queues[2].aifs = 3;
-	edcf->queues[2].pad0 = 0;
-	edcf->queues[2].cwmin = 15;
-	edcf->queues[2].cwmax = 1023;
-	edcf->queues[2].txop = 0;
-	edcf->queues[3].aifs = 7;
-	edcf->queues[3].pad0 = 0;
-	edcf->queues[3].cwmin = 15;
-	edcf->queues[3].cwmax = 1023;
-	edcf->queues[3].txop = 0;
-	edcf->queues[4].aifs = 13;
-	edcf->queues[4].pad0 = 99;
-	edcf->queues[4].cwmin = 3437;
-	edcf->queues[4].cwmax = 512;
-	edcf->queues[4].txop = 12;
-	edcf->queues[5].aifs = 142;
-	edcf->queues[5].pad0 = 109;
-	edcf->queues[5].cwmin = 8756;
-	edcf->queues[5].cwmax = 6;
-	edcf->queues[5].txop = 0;
-	edcf->queues[6].aifs = 4;
-	edcf->queues[6].pad0 = 0;
-	edcf->queues[6].cwmin = 0;
-	edcf->queues[6].cwmax = 58705;
-	edcf->queues[6].txop = 25716;
-	edcf->queues[7].aifs = 0;
-	edcf->queues[7].pad0 = 0;
-	edcf->queues[7].cwmin = 0;
-	edcf->queues[7].cwmax = 0;
-	edcf->queues[7].txop = 0;
-
-	stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
-	kfree(control);
-}
-
-static void stlc45xx_tx_setup(struct stlc45xx *stlc)
-{
-	struct s_lm_control *control;
-	struct s_lmo_setup *setup;
-	size_t len, setup_len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	setup_len = sizeof(*setup);
-	len = sizeof(*control) + setup_len;
-	control = kzalloc(len, GFP_KERNEL);
-	setup = (struct s_lmo_setup *) (control + 1);
-
-	control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
-	control->length = setup_len;
-	control->oid = LM_OID_SETUP;
-
-	setup->flags = LM_SETUP_INFRA;
-	setup->antenna = 2;
-	setup->rx_align = 0;
-	setup->rx_buffer = FIRMWARE_RXBUFFER_START;
-	setup->rx_mtu = FIRMWARE_MTU;
-	setup->frontend = 5;
-	setup->timeout = 0;
-	setup->truncate = 48896;
-	setup->bratemask = 0xffffffff;
-	setup->ref_clock = 644245094;
-	setup->lpf_bandwidth = 65535;
-	setup->osc_start_delay = 65535;
-
-	memcpy(setup->macaddr, stlc->mac_addr, ETH_ALEN);
-	memcpy(setup->bssid, stlc->bssid, ETH_ALEN);
-
-	stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
-	kfree(control);
-}
-
-static void stlc45xx_tx_scan(struct stlc45xx *stlc)
-{
-	struct s_lm_control *control;
-	struct s_lmo_scan *scan;
-	size_t len, scan_len;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	scan_len = sizeof(*scan);
-	len = sizeof(*control) + scan_len;
-	control = kzalloc(len, GFP_KERNEL);
-	scan = (struct s_lmo_scan *) (control + 1);
-
-	control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
-	control->length = scan_len;
-	control->oid = LM_OID_SCAN;
-
-	scan->flags = LM_SCAN_EXIT;
-	scan->bratemask = 0x15f;
-	scan->aloft[0] = 3;
-	scan->aloft[1] = 3;
-	scan->aloft[2] = 1;
-	scan->aloft[3] = 0;
-	scan->aloft[4] = 0;
-	scan->aloft[5] = 0;
-	scan->aloft[6] = 0;
-	scan->aloft[7] = 0;
-
-	memcpy(&scan->rssical, &stlc->cal_rssi[(stlc->channel - 1) *
-					       RSSI_CAL_LEN],
-	       RSSI_CAL_LEN);
-	memcpy(&scan->channel, &stlc->cal_channels[(stlc->channel - 1) *
-						   CHANNEL_CAL_LEN],
-	       CHANNEL_CAL_LEN);
-
-	stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
-	kfree(control);
-}
-
-/*
- * caller must hold mutex
- */
-static int stlc45xx_tx_pspoll(struct stlc45xx *stlc, bool powersave)
-{
-	struct ieee80211_hdr *pspoll;
-	int payload_len, padding, i;
-	struct s_lm_data_out *data;
-	struct txbuffer *entry;
-	struct sk_buff *skb;
-	char *payload;
-	u16 fc;
-
-	skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 16);
-	if (!skb) {
-		stlc45xx_warning("failed to allocate pspoll frame");
-		return -ENOMEM;
-	}
-	skb_reserve(skb, stlc->hw->extra_tx_headroom);
-
-	pspoll = (struct ieee80211_hdr *) skb_put(skb, 16);
-	memset(pspoll, 0, 16);
-	fc = IEEE80211_FTYPE_CTL | IEEE80211_STYPE_PSPOLL;
-	if (powersave)
-		fc |= IEEE80211_FCTL_PM;
-	pspoll->frame_control = cpu_to_le16(fc);
-	pspoll->duration_id = cpu_to_le16(stlc->aid);
-
-	/* aid in PS-Poll has its two MSBs each set to 1 */
-	pspoll->duration_id |= cpu_to_le16(1 << 15) | cpu_to_le16(1 << 14);
-
-	memcpy(pspoll->addr1, stlc->bssid, ETH_ALEN);
-	memcpy(pspoll->addr2, stlc->mac_addr, ETH_ALEN);
-
-	stlc45xx_debug(DEBUG_PSM, "sending PS-Poll frame to %pM (powersave %d, "
-		       "fc 0x%x, aid %d)", pspoll->addr1,
-		       powersave, fc, stlc->aid);
-
-	spin_lock_bh(&stlc->tx_lock);
-
-	entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
-
-	spin_unlock_bh(&stlc->tx_lock);
-
-	if (!entry) {
-		/*
-		 * The queue should be stopped before the firmware buffer
-		 * is full, so firmware buffer should always have enough
-		 * space.
-		 *
-		 * But I'm too lazy and omit it for now.
-		 */
-		if (net_ratelimit())
-			stlc45xx_warning("firmware tx buffer full is full "
-					 "for null frame");
-		return -ENOSPC;
-	}
-
-	payload = skb->data;
-	payload_len = skb->len;
-	padding = (int) (skb->data - sizeof(*data)) & 3;
-	entry->header_len = sizeof(*data) + padding;
-
-	entry->skb = skb;
-	entry->status_needed = false;
-	entry->handle = (u32) skb;
-	entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
-	stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
-		       "padding %d header_len %d)",
-		       entry->handle, payload, payload_len, padding,
-		       entry->header_len);
-	stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
-	data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
-	memset(data, 0, entry->header_len);
-
-	if (padding)
-		data->flags = LM_FLAG_ALIGN;
-
-	data->flags = LM_OUT_BURST;
-	data->length = payload_len;
-	data->handle = entry->handle;
-	data->aid = 1;
-	data->rts_retries = 7;
-	data->retries = 7;
-	data->aloft_ctrl = 0;
-	data->crypt_offset = 58;
-	data->keytype = 0;
-	data->keylen = 0;
-	data->queue = LM_QUEUE_DATA3;
-	data->backlog = 32;
-	data->antenna = 2;
-	data->cts = 3;
-	data->power = 127;
-
-	for (i = 0; i < 8; i++)
-		data->aloft[i] = 0;
-
-	/*
-	 * check if there's enough space in tx buffer
-	 *
-	 * FIXME: ignored for now
-	 */
-
-	stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len);
-
-	list_add(&entry->tx_list, &stlc->tx_sent);
-
-	return 0;
-}
-
-/*
- * caller must hold mutex
- *
- * shamelessly stolen from mac80211/ieee80211_send_nullfunc
- */
-static int stlc45xx_tx_nullfunc(struct stlc45xx *stlc, bool powersave)
-{
-	struct ieee80211_hdr *nullfunc;
-	int payload_len, padding, i;
-	struct s_lm_data_out *data;
-	struct txbuffer *entry;
-	struct sk_buff *skb;
-	char *payload;
-	u16 fc;
-
-	skb = dev_alloc_skb(stlc->hw->extra_tx_headroom + 24);
-	if (!skb) {
-		stlc45xx_warning("failed to allocate buffer for null frame\n");
-		return -ENOMEM;
-	}
-	skb_reserve(skb, stlc->hw->extra_tx_headroom);
-
-	nullfunc = (struct ieee80211_hdr *) skb_put(skb, 24);
-	memset(nullfunc, 0, 24);
-	fc = IEEE80211_FTYPE_DATA | IEEE80211_STYPE_NULLFUNC |
-	     IEEE80211_FCTL_TODS;
-
-	if (powersave)
-		fc |= IEEE80211_FCTL_PM;
-
-	nullfunc->frame_control = cpu_to_le16(fc);
-	memcpy(nullfunc->addr1, stlc->bssid, ETH_ALEN);
-	memcpy(nullfunc->addr2, stlc->mac_addr, ETH_ALEN);
-	memcpy(nullfunc->addr3, stlc->bssid, ETH_ALEN);
-
-	stlc45xx_debug(DEBUG_PSM, "sending Null frame to %pM (powersave %d, "
-		       "fc 0x%x)", nullfunc->addr1, powersave, fc);
-
-	spin_lock_bh(&stlc->tx_lock);
-
-	entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
-
-	spin_unlock_bh(&stlc->tx_lock);
-
-	if (!entry) {
-		/*
-		 * The queue should be stopped before the firmware buffer
-		 * is full, so firmware buffer should always have enough
-		 * space.
-		 *
-		 * But I'm too lazy and omit it for now.
-		 */
-		if (net_ratelimit())
-			stlc45xx_warning("firmware tx buffer full is full "
-					 "for null frame");
-		return -ENOSPC;
-	}
-
-	payload = skb->data;
-	payload_len = skb->len;
-	padding = (int) (skb->data - sizeof(*data)) & 3;
-	entry->header_len = sizeof(*data) + padding;
-
-	entry->skb = skb;
-	entry->status_needed = false;
-	entry->handle = (u32) skb;
-	entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
-	stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
-		       "padding %d header_len %d)",
-		       entry->handle, payload, payload_len, padding,
-		       entry->header_len);
-	stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
-	data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
-	memset(data, 0, entry->header_len);
-
-	if (padding)
-		data->flags = LM_FLAG_ALIGN;
-
-	data->flags = LM_OUT_BURST;
-	data->length = payload_len;
-	data->handle = entry->handle;
-	data->aid = 1;
-	data->rts_retries = 7;
-	data->retries = 7;
-	data->aloft_ctrl = 0;
-	data->crypt_offset = 58;
-	data->keytype = 0;
-	data->keylen = 0;
-	data->queue = LM_QUEUE_DATA3;
-	data->backlog = 32;
-	data->antenna = 2;
-	data->cts = 3;
-	data->power = 127;
-
-	for (i = 0; i < 8; i++)
-		data->aloft[i] = 0;
-
-	/*
-	 * check if there's enough space in tx buffer
-	 *
-	 * FIXME: ignored for now
-	 */
-
-	stlc45xx_tx_frame(stlc, entry->start, skb->data, skb->len);
-
-	list_add(&entry->tx_list, &stlc->tx_sent);
-
-	return 0;
-}
-
-/* caller must hold mutex */
-static void stlc45xx_tx_psm(struct stlc45xx *stlc, bool enable)
-{
-	struct s_lm_control *control;
-	struct s_lmo_psm *psm;
-	size_t len, psm_len;
-
-	WARN_ON(!stlc->associated);
-	WARN_ON(stlc->aid < 1);
-	WARN_ON(stlc->aid > 2007);
-
-	psm_len = sizeof(*psm);
-	len = sizeof(*control) + psm_len;
-	control = kzalloc(len, GFP_KERNEL);
-	psm = (struct s_lmo_psm *) (control + 1);
-
-	control->flags = LM_FLAG_CONTROL | LM_CTRL_OPSET;
-	control->length = psm_len;
-	control->oid = LM_OID_PSM;
-
-	if (enable)
-		psm->flags |= LM_PSM;
-
-	psm->aid = stlc->aid;
-
-	psm->beacon_rcpi_skip_max = 60;
-
-	psm->intervals[0].interval = 1;
-	psm->intervals[0].periods = 1;
-	psm->intervals[1].interval = 1;
-	psm->intervals[1].periods = 1;
-	psm->intervals[2].interval = 1;
-	psm->intervals[2].periods = 1;
-	psm->intervals[3].interval = 1;
-	psm->intervals[3].periods = 1;
-
-	psm->nr = 0;
-	psm->exclude[0] = 0;
-
-	stlc45xx_debug(DEBUG_PSM, "sending LM_OID_PSM (aid %d, interval %d)",
-		       psm->aid, psm->intervals[0].interval);
-
-	stlc45xx_tx_frame(stlc, FIRMWARE_CONFIG_START, control, len);
-
-	kfree(control);
-}
-
-static int stlc45xx_op_tx(struct ieee80211_hw *hw, struct sk_buff *skb)
-{
-	struct stlc45xx *stlc = hw->priv;
-	struct ieee80211_tx_info *info;
-	struct ieee80211_rate *rate;
-	int payload_len, padding, i;
-	struct s_lm_data_out *data;
-	struct txbuffer *entry;
-	char *payload;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	spin_lock_bh(&stlc->tx_lock);
-
-	entry = stlc45xx_txbuffer_alloc(stlc, skb->len);
-	if (!entry) {
-		/* the queue should be stopped before the firmware buffer
-		 * is full, so firmware buffer should always have enough
-		 * space */
-		if (net_ratelimit())
-			stlc45xx_warning("firmware buffer full");
-		spin_unlock_bh(&stlc->tx_lock);
-		return NETDEV_TX_BUSY;
-	}
-
-	info = IEEE80211_SKB_CB(skb);
-
-	payload = skb->data;
-	payload_len = skb->len;
-	padding = (int) (skb->data - sizeof(*data)) & 3;
-	entry->header_len = sizeof(*data) + padding;
-
-	entry->skb = skb;
-	entry->status_needed = true;
-	entry->handle = (u32) skb;
-	entry->lifetime = jiffies + msecs_to_jiffies(TX_FRAME_LIFETIME);
-
-	stlc45xx_debug(DEBUG_TX, "tx data 0x%x (0x%p payload %d B "
-		       "padding %d header_len %d)",
-		       entry->handle, payload, payload_len, padding,
-		       entry->header_len);
-	stlc45xx_dump(DEBUG_TX_CONTENT, payload, payload_len);
-
-	data = (struct s_lm_data_out *) skb_push(skb, entry->header_len);
-
-	memset(data, 0, entry->header_len);
-
-	if (padding)
-		data->flags = LM_FLAG_ALIGN;
-
-	data->flags = LM_OUT_BURST;
-	data->length = payload_len;
-	data->handle = entry->handle;
-	data->aid = 1;
-	data->rts_retries = 7;
-	data->retries = 7;
-	data->aloft_ctrl = 0;
-	data->crypt_offset = 58;
-	data->keytype = 0;
-	data->keylen = 0;
-	data->queue = 2;
-	data->backlog = 32;
-	data->antenna = 2;
-	data->cts = 3;
-	data->power = 127;
-
-	for (i = 0; i < 8; i++) {
-		rate = ieee80211_get_tx_rate(stlc->hw, info);
-		data->aloft[i] = rate->hw_value;
-	}
-
-	list_add_tail(&entry->tx_list, &stlc->tx_pending);
-
-	/* check if there's enough space in tx buffer */
-	if (stlc45xx_txbuffer_find(stlc, MAX_FRAME_LEN) == -1) {
-		stlc45xx_debug(DEBUG_QUEUE, "tx buffer full, stopping queues");
-		stlc->tx_queue_stopped = 1;
-		ieee80211_stop_queues(stlc->hw);
-	}
-
-	queue_work(stlc->hw->workqueue, &stlc->work);
-
-	spin_unlock_bh(&stlc->tx_lock);
-
-	return NETDEV_TX_OK;
-}
-
-static int stlc45xx_op_start(struct ieee80211_hw *hw)
-{
-	struct stlc45xx *stlc = hw->priv;
-	unsigned long timeout;
-	int ret = 0;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	stlc->fw_state = FW_STATE_BOOTING;
-	stlc->channel = 1;
-
-	stlc45xx_power_on(stlc);
-
-	ret = stlc45xx_upload_firmware(stlc);
-	if (ret < 0) {
-		stlc45xx_power_off(stlc);
-		goto out_unlock;
-	}
-
-	stlc->tx_queue_stopped = 0;
-
-	mutex_unlock(&stlc->mutex);
-
-	timeout = msecs_to_jiffies(2000);
-	timeout = wait_for_completion_interruptible_timeout(&stlc->fw_comp,
-							    timeout);
-	if (!timeout) {
-		stlc45xx_error("firmware boot failed");
-		stlc45xx_power_off(stlc);
-		ret = -1;
-		goto out;
-	}
-
-	stlc45xx_debug(DEBUG_BOOT, "firmware booted");
-
-	/* FIXME: should we take mutex just after wait_for_completion()? */
-	mutex_lock(&stlc->mutex);
-
-	WARN_ON(stlc->fw_state != FW_STATE_READY);
-
-out_unlock:
-	mutex_unlock(&stlc->mutex);
-
-out:
-	return ret;
-}
-
-static void stlc45xx_op_stop(struct ieee80211_hw *hw)
-{
-	struct stlc45xx *stlc = hw->priv;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	WARN_ON(stlc->fw_state != FW_STATE_READY);
-
-	stlc45xx_power_off(stlc);
-
-	/* FIXME: make sure that all work_structs have completed */
-
-	spin_lock_bh(&stlc->tx_lock);
-	stlc45xx_flush_queues(stlc);
-	spin_unlock_bh(&stlc->tx_lock);
-
-	stlc->fw_state = FW_STATE_OFF;
-
-	mutex_unlock(&stlc->mutex);
-}
-
-static int stlc45xx_op_add_interface(struct ieee80211_hw *hw,
-				     struct ieee80211_if_init_conf *conf)
-{
-	struct stlc45xx *stlc = hw->priv;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	switch (conf->type) {
-	case NL80211_IFTYPE_STATION:
-		break;
-	default:
-		return -EOPNOTSUPP;
-	}
-
-	memcpy(stlc->mac_addr, conf->mac_addr, ETH_ALEN);
-
-	return 0;
-}
-
-static void stlc45xx_op_remove_interface(struct ieee80211_hw *hw,
-					 struct ieee80211_if_init_conf *conf)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-}
-
-static int stlc45xx_op_config(struct ieee80211_hw *hw, u32 changed)
-{
-	struct stlc45xx *stlc = hw->priv;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	mutex_lock(&stlc->mutex);
-
-	stlc->channel = hw->conf.channel->hw_value;
-	stlc45xx_tx_scan(stlc);
-	stlc45xx_tx_setup(stlc);
-	stlc45xx_tx_edcf(stlc);
-
-	if ((hw->conf.flags & IEEE80211_CONF_PS) != stlc->psm) {
-		stlc->psm = hw->conf.flags & IEEE80211_CONF_PS;
-		if (stlc->associated) {
-			stlc45xx_tx_psm(stlc, stlc->psm);
-			stlc45xx_tx_nullfunc(stlc, stlc->psm);
-		}
-	}
-
-	mutex_unlock(&stlc->mutex);
-
-	return 0;
-}
-
-static void stlc45xx_op_configure_filter(struct ieee80211_hw *hw,
-				      unsigned int changed_flags,
-				      unsigned int *total_flags,
-				      int mc_count,
-				      struct dev_addr_list *mc_list)
-{
-	*total_flags = 0;
-}
-
-static void stlc45xx_op_bss_info_changed(struct ieee80211_hw *hw,
-					 struct ieee80211_vif *vif,
-					 struct ieee80211_bss_conf *info,
-					 u32 changed)
-{
-	struct stlc45xx *stlc = hw->priv;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-	mutex_lock(&stlc->mutex);
-
-	memcpy(stlc->bssid, info->bssid, ETH_ALEN);
-	stlc45xx_tx_setup(stlc);
-
-	mutex_unlock(&stlc->mutex);
-
-	if (changed & BSS_CHANGED_ASSOC) {
-		stlc->associated = info->assoc;
-		if (info->assoc)
-			stlc->aid = info->aid;
-		else
-			stlc->aid = -1;
-
-		if (stlc->psm) {
-			stlc45xx_tx_psm(stlc, stlc->psm);
-			stlc45xx_tx_nullfunc(stlc, stlc->psm);
-		}
-	}
-}
-
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_rate stlc45xx_rates[] = {
-	{ .bitrate = 10,  .hw_value = 0,    .hw_value_short = 0, },
-	{ .bitrate = 20,  .hw_value = 1,    .hw_value_short = 1, },
-	{ .bitrate = 55,  .hw_value = 2,    .hw_value_short = 2, },
-	{ .bitrate = 110, .hw_value = 3,    .hw_value_short = 3, },
-	{ .bitrate = 60,  .hw_value = 4,    .hw_value_short = 4, },
-	{ .bitrate = 90,  .hw_value = 5,    .hw_value_short = 5, },
-	{ .bitrate = 120, .hw_value = 6,    .hw_value_short = 6, },
-	{ .bitrate = 180, .hw_value = 7,    .hw_value_short = 7, },
-	{ .bitrate = 240, .hw_value = 8,    .hw_value_short = 8, },
-	{ .bitrate = 360, .hw_value = 9,    .hw_value_short = 9, },
-	{ .bitrate = 480, .hw_value = 10,   .hw_value_short = 10, },
-	{ .bitrate = 540, .hw_value = 11,   .hw_value_short = 11, },
-};
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_channel stlc45xx_channels[] = {
-	{ .hw_value = 1, .center_freq = 2412},
-	{ .hw_value = 2, .center_freq = 2417},
-	{ .hw_value = 3, .center_freq = 2422},
-	{ .hw_value = 4, .center_freq = 2427},
-	{ .hw_value = 5, .center_freq = 2432},
-	{ .hw_value = 6, .center_freq = 2437},
-	{ .hw_value = 7, .center_freq = 2442},
-	{ .hw_value = 8, .center_freq = 2447},
-	{ .hw_value = 9, .center_freq = 2452},
-	{ .hw_value = 10, .center_freq = 2457},
-	{ .hw_value = 11, .center_freq = 2462},
-	{ .hw_value = 12, .center_freq = 2467},
-	{ .hw_value = 13, .center_freq = 2472},
-};
-
-/* can't be const, mac80211 writes to this */
-static struct ieee80211_supported_band stlc45xx_band_2ghz = {
-	.channels = stlc45xx_channels,
-	.n_channels = ARRAY_SIZE(stlc45xx_channels),
-	.bitrates = stlc45xx_rates,
-	.n_bitrates = ARRAY_SIZE(stlc45xx_rates),
-};
-
-static const struct ieee80211_ops stlc45xx_ops = {
-	.start = stlc45xx_op_start,
-	.stop = stlc45xx_op_stop,
-	.add_interface = stlc45xx_op_add_interface,
-	.remove_interface = stlc45xx_op_remove_interface,
-	.config = stlc45xx_op_config,
-	.configure_filter = stlc45xx_op_configure_filter,
-	.tx = stlc45xx_op_tx,
-	.bss_info_changed = stlc45xx_op_bss_info_changed,
-};
-
-static int stlc45xx_register_mac80211(struct stlc45xx *stlc)
-{
-	/* FIXME: SET_IEEE80211_PERM_ADDR() requires default_mac_addr
-	   to be non-const for some strange reason */
-	static u8 default_mac_addr[ETH_ALEN] = {
-		0x00, 0x02, 0xee, 0xc0, 0xff, 0xee
-	};
-	int ret;
-
-	SET_IEEE80211_PERM_ADDR(stlc->hw, default_mac_addr);
-
-	ret = ieee80211_register_hw(stlc->hw);
-	if (ret) {
-		stlc45xx_error("unable to register mac80211 hw: %d", ret);
-		return ret;
-	}
-
-	return 0;
-}
-
-static void stlc45xx_device_release(struct device *dev)
-{
-
-}
-
-static struct platform_device stlc45xx_device = {
-	.name		= "stlc45xx",
-	.id		= -1,
-
-	/* device model insists to have a release function */
-	.dev            = {
-		.release = stlc45xx_device_release,
-	},
-};
-
-static int __devinit stlc45xx_probe(struct spi_device *spi)
-{
-	struct stlc45xx *stlc;
-	struct ieee80211_hw *hw;
-	int ret;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	/* mac80211 alloc */
-	hw = ieee80211_alloc_hw(sizeof(*stlc), &stlc45xx_ops);
-	if (!hw) {
-		stlc45xx_error("could not alloc ieee80211_hw");
-		ret = -ENOMEM;
-		goto out;
-	}
-
-	/* mac80211 clears hw->priv */
-	stlc = hw->priv;
-
-	stlc->hw = hw;
-	dev_set_drvdata(&spi->dev, stlc);
-	stlc->spi = spi;
-
-	spi->bits_per_word = 16;
-	spi->max_speed_hz = 24000000;
-
-	ret = spi_setup(spi);
-	if (ret < 0)
-		stlc45xx_error("spi_setup failed");
-
-	ret = gpio_request(stlc45xx_gpio_power, "stlc45xx power");
-	if (ret < 0) {
-		stlc45xx_error("power GPIO request failed: %d", ret);
-		return ret;
-	}
-
-	ret = gpio_request(stlc45xx_gpio_irq, "stlc45xx irq");
-	if (ret < 0) {
-		stlc45xx_error("irq GPIO request failed: %d", ret);
-		goto out;
-	}
-
-	gpio_direction_output(stlc45xx_gpio_power, 0);
-	gpio_direction_input(stlc45xx_gpio_irq);
-
-	ret = request_irq(gpio_to_irq(stlc45xx_gpio_irq),
-			  stlc45xx_interrupt, IRQF_DISABLED, "stlc45xx",
-			  stlc->spi);
-	if (ret < 0)
-		/* FIXME: handle the error */
-		stlc45xx_error("request_irq() failed");
-
-	set_irq_type(gpio_to_irq(stlc45xx_gpio_irq),
-		     IRQ_TYPE_EDGE_RISING);
-
-	disable_irq(gpio_to_irq(stlc45xx_gpio_irq));
-
-	ret = platform_device_register(&stlc45xx_device);
-	if (ret) {
-		stlc45xx_error("Couldn't register wlan_omap device.");
-		return ret;
-	}
-	dev_set_drvdata(&stlc45xx_device.dev, stlc);
-
-	INIT_WORK(&stlc->work, stlc45xx_work);
-	INIT_WORK(&stlc->work_reset, stlc45xx_work_reset);
-	INIT_DELAYED_WORK(&stlc->work_tx_timeout, stlc45xx_work_tx_timeout);
-	mutex_init(&stlc->mutex);
-	init_completion(&stlc->fw_comp);
-	spin_lock_init(&stlc->tx_lock);
-	INIT_LIST_HEAD(&stlc->txbuffer);
-	INIT_LIST_HEAD(&stlc->tx_pending);
-	INIT_LIST_HEAD(&stlc->tx_sent);
-
-	hw->flags = IEEE80211_HW_RX_INCLUDES_FCS |
-		IEEE80211_HW_SIGNAL_DBM |
-		IEEE80211_HW_NOISE_DBM;
-	/* four bytes for padding */
-	hw->extra_tx_headroom = sizeof(struct s_lm_data_out) + 4;
-
-	/* unit us */
-	hw->channel_change_time = 1000;
-
-	hw->wiphy->interface_modes = BIT(NL80211_IFTYPE_STATION);
-	hw->wiphy->bands[IEEE80211_BAND_2GHZ] = &stlc45xx_band_2ghz;
-
-	SET_IEEE80211_DEV(hw, &spi->dev);
-
-	BUILD_BUG_ON(sizeof(default_cal_rssi) != RSSI_CAL_ARRAY_LEN);
-	BUILD_BUG_ON(sizeof(default_cal_channels) != CHANNEL_CAL_ARRAY_LEN);
-
-	stlc->cal_rssi = kmemdup(default_cal_rssi, RSSI_CAL_ARRAY_LEN,
-				 GFP_KERNEL);
-	stlc->cal_channels = kmemdup(default_cal_channels,
-				     CHANNEL_CAL_ARRAY_LEN,
-				     GFP_KERNEL);
-
-	ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_rssi);
-	if (ret < 0) {
-		stlc45xx_error("failed to create sysfs file cal_rssi");
-		goto out;
-	}
-
-	ret = device_create_file(&stlc45xx_device.dev, &dev_attr_cal_channels);
-	if (ret < 0) {
-		stlc45xx_error("failed to create sysfs file cal_channels");
-		goto out;
-	}
-
-	ret = device_create_file(&stlc45xx_device.dev, &dev_attr_tx_buf);
-	if (ret < 0) {
-		stlc45xx_error("failed to create sysfs file tx_buf");
-		goto out;
-	}
-
-	ret = stlc45xx_register_mac80211(stlc);
-	if (ret < 0)
-		goto out;
-
-	stlc45xx_info("v" DRIVER_VERSION " loaded");
-
-	stlc45xx_info("config buffer 0x%x-0x%x",
-		      FIRMWARE_CONFIG_START, FIRMWARE_CONFIG_END);
-	stlc45xx_info("tx 0x%x-0x%x, rx 0x%x-0x%x",
-		      FIRMWARE_TXBUFFER_START, FIRMWARE_TXBUFFER_END,
-		      FIRMWARE_RXBUFFER_START, FIRMWARE_RXBUFFER_END);
-
-out:
-	return ret;
-}
-
-static int __devexit stlc45xx_remove(struct spi_device *spi)
-{
-	struct stlc45xx *stlc = dev_get_drvdata(&spi->dev);
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	platform_device_unregister(&stlc45xx_device);
-
-	ieee80211_unregister_hw(stlc->hw);
-
-	free_irq(gpio_to_irq(stlc45xx_gpio_irq), spi);
-
-	gpio_free(stlc45xx_gpio_power);
-	gpio_free(stlc45xx_gpio_irq);
-
-	/* FIXME: free cal_channels and cal_rssi? */
-
-	kfree(stlc->fw);
-
-	mutex_destroy(&stlc->mutex);
-
-	/* frees also stlc */
-	ieee80211_free_hw(stlc->hw);
-	stlc = NULL;
-
-	return 0;
-}
-
-
-static struct spi_driver stlc45xx_spi_driver = {
-	.driver = {
-		/* use cx3110x name because board-n800.c uses that for the
-		 * SPI port */
-		.name		= "cx3110x",
-		.bus		= &spi_bus_type,
-		.owner		= THIS_MODULE,
-	},
-
-	.probe		= stlc45xx_probe,
-	.remove		= __devexit_p(stlc45xx_remove),
-};
-
-static int __init stlc45xx_init(void)
-{
-	int ret;
-
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	ret = spi_register_driver(&stlc45xx_spi_driver);
-	if (ret < 0) {
-		stlc45xx_error("failed to register SPI driver: %d", ret);
-		goto out;
-	}
-
-out:
-	return ret;
-}
-
-static void __exit stlc45xx_exit(void)
-{
-	stlc45xx_debug(DEBUG_FUNC, "%s", __func__);
-
-	spi_unregister_driver(&stlc45xx_spi_driver);
-
-	stlc45xx_info("unloaded");
-}
-
-module_init(stlc45xx_init);
-module_exit(stlc45xx_exit);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Kalle Valo <kalle.valo@nokia.com>");
diff --git a/drivers/staging/stlc45xx/stlc45xx.h b/drivers/staging/stlc45xx/stlc45xx.h
deleted file mode 100644
index ac96bbbde79f..000000000000
--- a/drivers/staging/stlc45xx/stlc45xx.h
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * This file is part of stlc45xx
- *
- * Copyright (C) 2008 Nokia Corporation and/or its subsidiary(-ies).
- *
- * Contact: Kalle Valo <kalle.valo@nokia.com>
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * version 2 as published by the Free Software Foundation.
- *
- * This program is distributed in the hope that it will be useful, but
- * WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
- * General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
- * 02110-1301 USA
- *
- */
-
-#include <linux/mutex.h>
-#include <linux/list.h>
-#include <net/mac80211.h>
-
-#include "stlc45xx_lmac.h"
-
-#define DRIVER_NAME "stlc45xx"
-#define DRIVER_VERSION "0.1.3"
-
-#define DRIVER_PREFIX DRIVER_NAME ": "
-
-enum {
-	DEBUG_NONE = 0,
-	DEBUG_FUNC = 1 << 0,
-	DEBUG_IRQ = 1 << 1,
-	DEBUG_BH = 1 << 2,
-	DEBUG_RX = 1 << 3,
-	DEBUG_RX_CONTENT = 1 << 5,
-	DEBUG_TX = 1 << 6,
-	DEBUG_TX_CONTENT = 1 << 8,
-	DEBUG_TXBUFFER = 1 << 9,
-	DEBUG_QUEUE = 1 << 10,
-	DEBUG_BOOT = 1 << 11,
-	DEBUG_PSM = 1 << 12,
-	DEBUG_ALL = ~0,
-};
-
-#define DEBUG_LEVEL DEBUG_NONE
-/* #define DEBUG_LEVEL DEBUG_ALL */
-/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_RX | DEBUG_IRQ) */
-/* #define DEBUG_LEVEL (DEBUG_TX | DEBUG_MEMREGION | DEBUG_QUEUE) */
-/* #define DEBUG_LEVEL (DEBUG_MEMREGION | DEBUG_QUEUE) */
-
-#define stlc45xx_error(fmt, arg...) \
-	printk(KERN_ERR DRIVER_PREFIX "ERROR " fmt "\n", ##arg)
-
-#define stlc45xx_warning(fmt, arg...) \
-	printk(KERN_WARNING DRIVER_PREFIX "WARNING " fmt "\n", ##arg)
-
-#define stlc45xx_info(fmt, arg...) \
-	printk(KERN_INFO DRIVER_PREFIX fmt "\n", ##arg)
-
-#define stlc45xx_debug(level, fmt, arg...) \
-	do { \
-		if (level & DEBUG_LEVEL) \
-			printk(KERN_DEBUG DRIVER_PREFIX fmt "\n", ##arg); \
-	} while (0)
-
-#define stlc45xx_dump(level, buf, len)		\
-	do { \
-		if (level & DEBUG_LEVEL) \
-			print_hex_dump(KERN_DEBUG, "", DUMP_PREFIX_OFFSET, \
-				       16, 1, buf, len, 1);		\
-	} while (0)
-
-#define MAC2STR(a) ((a)[0], (a)[1], (a)[2], (a)[3], (a)[4], (a)[5])
-#define MACSTR "%02x:%02x:%02x:%02x:%02x:%02x"
-
-/* Bit 15 is read/write bit; ON = READ, OFF = WRITE */
-#define ADDR_READ_BIT_15  0x8000
-
-#define SPI_ADRS_ARM_INTERRUPTS     0x00
-#define SPI_ADRS_ARM_INT_EN	    0x04
-
-#define SPI_ADRS_HOST_INTERRUPTS    0x08
-#define SPI_ADRS_HOST_INT_EN	    0x0c
-#define SPI_ADRS_HOST_INT_ACK	    0x10
-
-#define SPI_ADRS_GEN_PURP_1   	    0x14
-#define SPI_ADRS_GEN_PURP_2   	    0x18
-
-/* high word */
-#define SPI_ADRS_DEV_CTRL_STAT      0x26
-
-#define SPI_ADRS_DMA_DATA      	    0x28
-
-#define SPI_ADRS_DMA_WRITE_CTRL     0x2c
-#define SPI_ADRS_DMA_WRITE_LEN      0x2e
-#define SPI_ADRS_DMA_WRITE_BASE     0x30
-
-#define SPI_ADRS_DMA_READ_CTRL      0x34
-#define SPI_ADRS_DMA_READ_LEN       0x36
-#define SPI_ADRS_DMA_READ_BASE      0x38
-
-#define SPI_CTRL_STAT_HOST_OVERRIDE 0x8000
-#define SPI_CTRL_STAT_START_HALTED  0x4000
-#define SPI_CTRL_STAT_RAM_BOOT      0x2000
-#define SPI_CTRL_STAT_HOST_RESET    0x1000
-#define SPI_CTRL_STAT_HOST_CPU_EN   0x0800
-
-#define SPI_DMA_WRITE_CTRL_ENABLE   0x0001
-#define SPI_DMA_READ_CTRL_ENABLE    0x0001
-#define HOST_ALLOWED                (1 << 7)
-
-#define FIRMWARE_ADDRESS                        0x20000
-
-#define SPI_TIMEOUT                             100         /* msec */
-
-#define SPI_MAX_TX_PACKETS                      32
-
-#define SPI_MAX_PACKET_SIZE                     32767
-
-#define SPI_TARGET_INT_WAKEUP                   0x00000001
-#define SPI_TARGET_INT_SLEEP                    0x00000002
-#define SPI_TARGET_INT_RDDONE                   0x00000004
-
-#define SPI_TARGET_INT_CTS                      0x00004000
-#define SPI_TARGET_INT_DR                       0x00008000
-
-#define SPI_HOST_INT_READY                      0x00000001
-#define SPI_HOST_INT_WR_READY                   0x00000002
-#define SPI_HOST_INT_SW_UPDATE                  0x00000004
-#define SPI_HOST_INT_UPDATE                     0x10000000
-
-/* clear to send */
-#define SPI_HOST_INT_CTS	                0x00004000
-
-/* data ready */
-#define SPI_HOST_INT_DR	                        0x00008000
-
-#define SPI_HOST_INTS_DEFAULT \
-	(SPI_HOST_INT_READY | SPI_HOST_INT_UPDATE | SPI_HOST_INT_SW_UPDATE)
-
-#define TARGET_BOOT_SLEEP 50
-
-/* The firmware buffer is divided into three areas:
- *
- * o config area (for control commands)
- * o tx buffer
- * o rx buffer
- */
-#define FIRMWARE_BUFFER_START 0x20200
-#define FIRMWARE_BUFFER_END 0x27c60
-#define FIRMWARE_BUFFER_LEN (FIRMWARE_BUFFER_END - FIRMWARE_BUFFER_START)
-#define FIRMWARE_MTU 3240
-#define FIRMWARE_CONFIG_PAYLOAD_LEN 1024
-#define FIRMWARE_CONFIG_START FIRMWARE_BUFFER_START
-#define FIRMWARE_CONFIG_LEN (sizeof(struct s_lm_control) + \
-			     FIRMWARE_CONFIG_PAYLOAD_LEN)
-#define FIRMWARE_CONFIG_END (FIRMWARE_CONFIG_START + FIRMWARE_CONFIG_LEN - 1)
-#define FIRMWARE_RXBUFFER_LEN (5 * FIRMWARE_MTU + 1024)
-#define FIRMWARE_RXBUFFER_START (FIRMWARE_BUFFER_END - FIRMWARE_RXBUFFER_LEN)
-#define FIRMWARE_RXBUFFER_END (FIRMWARE_RXBUFFER_START + \
-			       FIRMWARE_RXBUFFER_LEN - 1)
-#define FIRMWARE_TXBUFFER_START (FIRMWARE_BUFFER_START + FIRMWARE_CONFIG_LEN)
-#define FIRMWARE_TXBUFFER_LEN (FIRMWARE_BUFFER_LEN - FIRMWARE_CONFIG_LEN - \
-			       FIRMWARE_RXBUFFER_LEN)
-#define FIRMWARE_TXBUFFER_END (FIRMWARE_TXBUFFER_START + \
-			       FIRMWARE_TXBUFFER_LEN - 1)
-
-#define FIRMWARE_TXBUFFER_HEADER 100
-#define FIRMWARE_TXBUFFER_TRAILER 4
-
-/* FIXME: come up with a proper value */
-#define MAX_FRAME_LEN 2500
-
-/* unit is ms */
-#define TX_FRAME_LIFETIME 2000
-#define TX_TIMEOUT 4000
-
-#define SUPPORTED_CHANNELS 13
-
-/* FIXME */
-/* #define CHANNEL_CAL_LEN offsetof(struct s_lmo_scan, bratemask) - \ */
-/* 	offsetof(struct s_lmo_scan, channel) */
-#define CHANNEL_CAL_LEN 292
-#define CHANNEL_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * CHANNEL_CAL_LEN)
-/* FIXME */
-/* #define RSSI_CAL_LEN sizeof(struct s_lmo_scan) - \ */
-/* 	offsetof(struct s_lmo_scan, rssical) */
-#define RSSI_CAL_LEN 8
-#define RSSI_CAL_ARRAY_LEN (SUPPORTED_CHANNELS * RSSI_CAL_LEN)
-
-struct s_dma_regs {
-	unsigned short cmd;
-	unsigned short len;
-	unsigned long addr;
-};
-
-struct stlc45xx_ie_tim {
-	u8 dtim_count;
-	u8 dtim_period;
-	u8 bmap_control;
-	u8 pvbmap[251];
-};
-
-struct txbuffer {
-	/* can be removed when switched to skb queue */
-	struct list_head tx_list;
-
-	struct list_head buffer_list;
-
-	int start;
-	int frame_start;
-	int end;
-
-	struct sk_buff *skb;
-	u32 handle;
-
-	bool status_needed;
-
-	int header_len;
-
-	/* unit jiffies */
-	unsigned long lifetime;
-};
-
-enum fw_state {
-	FW_STATE_OFF,
-	FW_STATE_BOOTING,
-	FW_STATE_READY,
-	FW_STATE_RESET,
-	FW_STATE_RESETTING,
-};
-
-struct stlc45xx {
-	struct ieee80211_hw *hw;
-	struct spi_device *spi;
-	struct work_struct work;
-	struct work_struct work_reset;
-	struct delayed_work work_tx_timeout;
-	struct mutex mutex;
-	struct completion fw_comp;
-
-
-	u8 bssid[ETH_ALEN];
-	u8 mac_addr[ETH_ALEN];
-	int channel;
-
-	u8 *cal_rssi;
-	u8 *cal_channels;
-
-	enum fw_state fw_state;
-
-	spinlock_t tx_lock;
-
-	/* protected by tx_lock */
-	struct list_head txbuffer;
-
-	/* protected by tx_lock */
-	struct list_head tx_pending;
-
-	/* protected by tx_lock */
-	int tx_queue_stopped;
-
-	/* protected by mutex */
-	struct list_head tx_sent;
-
-	int tx_frames;
-
-	u8 *fw;
-	int fw_len;
-
-	bool psm;
-	bool associated;
-	int aid;
-	bool pspolling;
-};
-
-
diff --git a/drivers/staging/stlc45xx/stlc45xx_lmac.h b/drivers/staging/stlc45xx/stlc45xx_lmac.h
deleted file mode 100644
index af5db801347f..000000000000
--- a/drivers/staging/stlc45xx/stlc45xx_lmac.h
+++ /dev/null
@@ -1,434 +0,0 @@
-/************************************************************************
-*  This is the LMAC API interface header file for STLC4560.        	*
-*  Copyright (C) 2007 Conexant Systems, Inc.                            *
-*  This program is free software; you can redistribute it and/or        *
-*  modify it under the terms of the GNU General Public License          *
-*  as published by the Free Software Foundation; either version 2	*
-*  of the License, or (at your option) any later version.               *
-*                                                                       *
-*  This program is distributed in the hope that it will be useful,      *
-*  but WITHOUT ANY WARRANTY; without even the implied warranty of	*
-*  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the        *
-*  GNU General Public License for more details.                         *
-*                                                                       *
-*  You should have received a copy of the GNU General Public License    *
-*  along with this program.  If not, see <http://www.gnu.org/licenses/>.*
-*************************************************************************/
-
-#ifndef __lmac_h__
-#define __lmac_h__
-
-#define LM_TOP_VARIANT      0x0506
-#define LM_BOTTOM_VARIANT   0x0506
-
-/*
- * LMAC - UMAC interface definition:
- */
-
-#define LM_FLAG_CONTROL     0x8000
-#define LM_FLAG_ALIGN       0x4000
-
-#define LM_CTRL_OPSET       0x0001
-
-#define LM_OUT_PROMISC      0x0001
-#define LM_OUT_TIMESTAMP    0x0002
-#define LM_OUT_SEQNR        0x0004
-#define LM_OUT_BURST        0x0010
-#define LM_OUT_NOCANCEL     0x0020
-#define LM_OUT_CLEARTIM     0x0040
-#define LM_OUT_HITCHHIKE    0x0080
-#define LM_OUT_COMPRESS     0x0100
-#define LM_OUT_CONCAT       0x0200
-#define LM_OUT_PCS_ACCEPT   0x0400
-#define LM_OUT_WAITEOSP     0x0800
-
-
-#define LM_ALOFT_SP         0x10
-#define LM_ALOFT_CTS        0x20
-#define LM_ALOFT_RTS        0x40
-#define LM_ALOFT_MASK       0x1f
-#define LM_ALOFT_RATE       0x0f
-
-#define LM_IN_FCS_GOOD      0x0001
-#define LM_IN_MATCH_MAC     0x0002
-#define LM_IN_MCBC          0x0004
-#define LM_IN_BEACON        0x0008
-#define LM_IN_MATCH_BSS     0x0010
-#define LM_IN_BCAST_BSS     0x0020
-#define LM_IN_DATA          0x0040
-#define LM_IN_TRUNCATED     0x0080
-
-#define LM_IN_TRANSPARENT   0x0200
-
-#define LM_QUEUE_BEACON     0
-#define LM_QUEUE_SCAN       1
-#define LM_QUEUE_MGT        2
-#define LM_QUEUE_MCBC       3
-#define LM_QUEUE_DATA       4
-#define LM_QUEUE_DATA0      4
-#define LM_QUEUE_DATA1      5
-#define LM_QUEUE_DATA2      6
-#define LM_QUEUE_DATA3      7
-
-#define LM_SETUP_INFRA          0x0001
-#define LM_SETUP_IBSS           0x0002
-#define LM_SETUP_TRANSPARENT    0x0008
-#define LM_SETUP_PROMISCUOUS    0x0010
-#define LM_SETUP_HIBERNATE      0x0020
-#define LM_SETUP_NOACK          0x0040
-#define LM_SETUP_RX_DISABLED    0x0080
-
-#define LM_ANTENNA_0            0
-#define LM_ANTENNA_1            1
-#define LM_ANTENNA_DIVERSITY    2
-
-#define LM_TX_FAILED            0x0001
-#define LM_TX_PSM               0x0002
-#define LM_TX_PSM_CANCELLED	0x0004
-
-#define LM_SCAN_EXIT            0x0001
-#define LM_SCAN_TRAP            0x0002
-#define LM_SCAN_ACTIVE          0x0004
-#define LM_SCAN_FILTER          0x0008
-
-#define LM_PSM                  0x0001
-#define LM_PSM_DTIM             0x0002
-#define LM_PSM_MCBC             0x0004
-#define LM_PSM_CHECKSUM         0x0008
-#define LM_PSM_SKIP_MORE_DATA   0x0010
-#define LM_PSM_BEACON_TIMEOUT   0x0020
-#define LM_PSM_HFOSLEEP         0x0040
-#define LM_PSM_AUTOSWITCH_SLEEP 0x0080
-#define	LM_PSM_LPIT		0x0100
-#define LM_PSM_BF_UCAST_SKIP    0x0200
-#define LM_PSM_BF_MCAST_SKIP    0x0400
-
-/* hfosleep */
-#define LM_PSM_SLEEP_OPTION_MASK (LM_PSM_AUTOSWITCH_SLEEP | LM_PSM_HFOSLEEP)
-#define LM_PSM_SLEEP_OPTION_SHIFT       6
-/* hfosleepend */
-#define LM_PSM_BF_OPTION_MASK (LM_PSM_BF_MCAST_SKIP | LM_PSM_BF_UCAST_SKIP)
-#define LM_PSM_BF_OPTION_SHIFT  9
-
-
-#define LM_PRIVACC_WEP          0x01
-#define LM_PRIVACC_TKIP         0x02
-#define LM_PRIVACC_MICHAEL      0x04
-#define LM_PRIVACC_CCX_KP       0x08
-#define LM_PRIVACC_CCX_MIC      0x10
-#define LM_PRIVACC_AES_CCMP     0x20
-
-/* size of s_lm_descr in words */
-#define LM_DESCR_SIZE_WORDS     11
-
-#ifndef __ASSEMBLER__
-
-enum {
-    LM_MODE_CLIENT = 0,
-    LM_MODE_AP
-};
-
-struct s_lm_descr {
-    uint16_t modes;
-    uint16_t flags;
-    uint32_t buffer_start;
-    uint32_t buffer_end;
-    uint8_t header;
-    uint8_t trailer;
-    uint8_t tx_queues;
-    uint8_t tx_depth;
-    uint8_t privacy;
-    uint8_t rx_keycache;
-    uint8_t tim_size;
-    uint8_t pad1;
-    uint8_t rates[16];
-    uint32_t link;
-	uint16_t mtu;
-};
-
-
-struct s_lm_control {
-    uint16_t flags;
-    uint16_t length;
-    uint32_t handle;
-    uint16_t oid;
-    uint16_t pad;
-    /* uint8_t data[]; */
-};
-
-enum {
-    LM_PRIV_NONE = 0,
-    LM_PRIV_WEP,
-    LM_PRIV_TKIP,
-    LM_PRIV_TKIPMICHAEL,
-    LM_PRIV_CCX_WEPMIC,
-    LM_PRIV_CCX_KPMIC,
-    LM_PRIV_CCX_KP,
-    LM_PRIV_AES_CCMP
-};
-
-enum {
-    LM_DECRYPT_NONE,
-    LM_DECRYPT_OK,
-    LM_DECRYPT_NOKEY,
-    LM_DECRYPT_NOMICHAEL,
-    LM_DECRYPT_NOCKIPMIC,
-    LM_DECRYPT_FAIL_WEP,
-    LM_DECRYPT_FAIL_TKIP,
-    LM_DECRYPT_FAIL_MICHAEL,
-    LM_DECRYPT_FAIL_CKIPKP,
-    LM_DECRYPT_FAIL_CKIPMIC,
-    LM_DECRYPT_FAIL_AESCCMP
-};
-
-struct s_lm_data_out {
-    uint16_t flags;
-    uint16_t length;
-    uint32_t handle;
-    uint16_t aid;
-    uint8_t rts_retries;
-    uint8_t retries;
-    uint8_t aloft[8];
-    uint8_t aloft_ctrl;
-    uint8_t crypt_offset;
-    uint8_t keytype;
-    uint8_t keylen;
-    uint8_t key[16];
-    uint8_t queue;
-    uint8_t backlog;
-    uint16_t durations[4];
-    uint8_t antenna;
-    uint8_t cts;
-    int16_t power;
-    uint8_t pad[2];
-    /*uint8_t data[];*/
-};
-
-#define LM_RCPI_INVALID         (0xff)
-
-struct s_lm_data_in {
-    uint16_t flags;
-    uint16_t length;
-    uint16_t frequency;
-    uint8_t antenna;
-    uint8_t rate;
-    uint8_t rcpi;
-    uint8_t sq;
-    uint8_t decrypt;
-    uint8_t rssi_raw;
-    uint32_t clock[2];
-    /*uint8_t data[];*/
-};
-
-union u_lm_data {
-    struct s_lm_data_out out;
-    struct s_lm_data_in in;
-};
-
-enum {
-    LM_OID_SETUP	= 0,
-    LM_OID_SCAN		= 1,
-    LM_OID_TRAP		= 2,
-    LM_OID_EDCF		= 3,
-    LM_OID_KEYCACHE	= 4,
-    LM_OID_PSM		= 6,
-    LM_OID_TXCANCEL	= 7,
-    LM_OID_TX		= 8,
-    LM_OID_BURST	= 9,
-    LM_OID_STATS	= 10,
-    LM_OID_LED		= 13,
-    LM_OID_TIMER	= 15,
-    LM_OID_NAV		= 20,
-    LM_OID_PCS		= 22,
-    LM_OID_BT_BALANCER  = 28,
-    LM_OID_GROUP_ADDRESS_TABLE	= 30,
-    LM_OID_ARPTABLE     = 31,
-    LM_OID_BT_OPTIONS = 35
-};
-
-enum {
-    LM_FRONTEND_UNKNOWN = 0,
-    LM_FRONTEND_DUETTE3,
-    LM_FRONTEND_DUETTE2,
-    LM_FRONTEND_FRISBEE,
-    LM_FRONTEND_CROSSBOW,
-    LM_FRONTEND_LONGBOW
-};
-
-
-#define INVALID_LPF_BANDWIDTH   0xffff
-#define INVALID_OSC_START_DELAY 0xffff
-
-struct s_lmo_setup {
-    uint16_t flags;
-    uint8_t  macaddr[6];
-    uint8_t  bssid[6];
-    uint8_t  antenna;
-    uint8_t  rx_align;
-    uint32_t rx_buffer;
-    uint16_t rx_mtu;
-    uint16_t frontend;
-    uint16_t timeout;
-    uint16_t truncate;
-    uint32_t bratemask;
-    uint8_t  sbss_offset;
-    uint8_t  mcast_window;
-    uint8_t  rx_rssi_threshold;
-    uint8_t  rx_ed_threshold;
-    uint32_t ref_clock;
-    uint16_t lpf_bandwidth;
-    uint16_t osc_start_delay;
-};
-
-
-struct s_lmo_scan {
-    uint16_t flags;
-    uint16_t dwell;
-    uint8_t channel[292];
-    uint32_t bratemask;
-    uint8_t  aloft[8];
-    uint8_t  rssical[8];
-};
-
-
-enum {
-    LM_TRAP_SCAN = 0,
-    LM_TRAP_TIMER,
-    LM_TRAP_BEACON_TX,
-    LM_TRAP_FAA_RADIO_ON,
-    LM_TRAP_FAA_RADIO_OFF,
-    LM_TRAP_RADAR,
-    LM_TRAP_NO_BEACON,
-    LM_TRAP_TBTT,
-    LM_TRAP_SCO_ENTER,
-    LM_TRAP_SCO_EXIT
-};
-
-struct s_lmo_trap {
-    uint16_t event;
-    uint16_t frequency;
-};
-
-struct s_lmo_timer {
-    uint32_t interval;
-};
-
-struct s_lmo_nav {
-    uint32_t period;
-};
-
-
-struct s_lmo_edcf_queue;
-
-struct s_lmo_edcf {
-    uint8_t  flags;
-    uint8_t  slottime;
-    uint8_t  sifs;
-    uint8_t  eofpad;
-    struct s_lmo_edcf_queue {
-	    uint8_t  aifs;
-	    uint8_t  pad0;
-	    uint16_t cwmin;
-	    uint16_t cwmax;
-	    uint16_t txop;
-    } queues[8];
-    uint8_t  mapping[4];
-    uint16_t maxburst;
-    uint16_t round_trip_delay;
-};
-
-struct s_lmo_keycache {
-    uint8_t entry;
-    uint8_t keyid;
-    uint8_t address[6];
-    uint8_t pad[2];
-    uint8_t keytype;
-    uint8_t keylen;
-    uint8_t key[24];
-};
-
-
-struct s_lm_interval;
-
-struct s_lmo_psm {
-    uint16_t    flags;
-    uint16_t    aid;
-    struct s_lm_interval {
-	    uint16_t interval;
-	    uint16_t periods;
-    } intervals[4];
-    /* uint16_t    pad; */
-    uint8_t     beacon_rcpi_skip_max;
-    uint8_t     rcpi_delta_threshold;
-    uint8_t     nr;
-    uint8_t     exclude[1];
-};
-
-#define MC_FILTER_ADDRESS_NUM   4
-
-struct s_lmo_group_address_table {
-    uint16_t    filter_enable;
-    uint16_t    num_address;
-    uint8_t     macaddr_list[MC_FILTER_ADDRESS_NUM][6];
-};
-
-struct s_lmo_txcancel {
-    uint32_t address[1];
-};
-
-
-struct s_lmo_tx {
-    uint8_t  flags;
-    uint8_t  retries;
-    uint8_t  rcpi;
-    uint8_t  sq;
-    uint16_t seqctrl;
-    uint8_t  antenna;
-    uint8_t  pad;
-};
-
-struct s_lmo_burst {
-    uint8_t  flags;
-    uint8_t  queue;
-    uint8_t  backlog;
-    uint8_t  pad;
-    uint16_t durations[32];
-};
-
-struct s_lmo_stats {
-    uint32_t valid;
-    uint32_t fcs;
-    uint32_t abort;
-    uint32_t phyabort;
-    uint32_t rts_success;
-    uint32_t rts_fail;
-    uint32_t timestamp;
-    uint32_t time_tx;
-    uint32_t noisefloor;
-    uint32_t sample_noise[8];
-    uint32_t sample_cca;
-    uint32_t sample_tx;
-};
-
-
-struct s_lmo_led {
-    uint16_t flags;
-    uint16_t mask[2];
-    uint16_t delay/*[2]*/;
-};
-
-
-struct s_lmo_bt_balancer {
-    uint16_t prio_thresh;
-    uint16_t acl_thresh;
-};
-
-
-struct s_lmo_arp_table {
-    uint16_t    filter_enable;
-    uint32_t    ipaddr;
-};
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* __lmac_h__ */
diff --git a/drivers/staging/vme/bridges/vme_ca91cx42.c b/drivers/staging/vme/bridges/vme_ca91cx42.c
index 3d2a84c45829..e139eaeaa174 100644
--- a/drivers/staging/vme/bridges/vme_ca91cx42.c
+++ b/drivers/staging/vme/bridges/vme_ca91cx42.c
@@ -25,6 +25,7 @@
 #include <linux/poll.h>
 #include <linux/interrupt.h>
 #include <linux/spinlock.h>
+#include <linux/sched.h>
 #include <asm/time.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
diff --git a/drivers/staging/vme/bridges/vme_tsi148.c b/drivers/staging/vme/bridges/vme_tsi148.c
index 8960fa9ee7aa..00fe0803c21c 100644
--- a/drivers/staging/vme/bridges/vme_tsi148.c
+++ b/drivers/staging/vme/bridges/vme_tsi148.c
@@ -25,6 +25,7 @@
 #include <linux/dma-mapping.h>
 #include <linux/interrupt.h>
 #include <linux/spinlock.h>
+#include <linux/sched.h>
 #include <asm/time.h>
 #include <asm/io.h>
 #include <asm/uaccess.h>
diff --git a/drivers/staging/vt6656/main_usb.c b/drivers/staging/vt6656/main_usb.c
index 7f96bcaf1c60..05186110c029 100644
--- a/drivers/staging/vt6656/main_usb.c
+++ b/drivers/staging/vt6656/main_usb.c
@@ -1332,7 +1332,6 @@ device_release_WPADEV(pDevice);
         free_netdev(pDevice->dev);
     }
 
-	kfree(pDevice);
     DBG_PRT(MSG_LEVEL_DEBUG, KERN_INFO "device_disconnect3.. \n");
 }
 
diff --git a/drivers/staging/winbond/Kconfig b/drivers/staging/winbond/Kconfig
index 940460c39f36..132671d96d0d 100644
--- a/drivers/staging/winbond/Kconfig
+++ b/drivers/staging/winbond/Kconfig
@@ -1,6 +1,6 @@
 config W35UND
 	tristate "IS89C35 WLAN USB driver"
-	depends on MAC80211 && WLAN_80211 && USB && EXPERIMENTAL
+	depends on MAC80211 && WLAN && USB && EXPERIMENTAL
 	default n
 	---help---
 	  This is highly experimental driver for Winbond WIFI card.
diff --git a/drivers/staging/winbond/wbusb.c b/drivers/staging/winbond/wbusb.c
index 8950724f168e..067082a7d759 100644
--- a/drivers/staging/winbond/wbusb.c
+++ b/drivers/staging/winbond/wbusb.c
@@ -51,10 +51,26 @@ static struct ieee80211_supported_band wbsoft_band_2GHz = {
 	.n_bitrates	= ARRAY_SIZE(wbsoft_rates),
 };
 
+static void hal_set_beacon_period(struct hw_data *pHwData, u16 beacon_period)
+{
+	u32 tmp;
+
+	if (pHwData->SurpriseRemove)
+		return;
+
+	pHwData->BeaconPeriod = beacon_period;
+	tmp = pHwData->BeaconPeriod << 16;
+	tmp |= pHwData->ProbeDelay;
+	Wb35Reg_Write(pHwData, 0x0848, tmp);
+}
+
 static int wbsoft_add_interface(struct ieee80211_hw *dev,
 				struct ieee80211_if_init_conf *conf)
 {
-	printk("wbsoft_add interface called\n");
+	struct wbsoft_priv *priv = dev->priv;
+
+	hal_set_beacon_period(&priv->sHwData, conf->vif->bss_conf.beacon_int);
+
 	return 0;
 }
 
@@ -83,10 +99,16 @@ static int wbsoft_get_tx_stats(struct ieee80211_hw *hw,
 	return 0;
 }
 
+static u64 wbsoft_prepare_multicast(struct ieee80211_hw *hw, int mc_count,
+				    struct dev_addr_list *mc_list)
+{
+	return mc_count;
+}
+
 static void wbsoft_configure_filter(struct ieee80211_hw *dev,
 				    unsigned int changed_flags,
 				    unsigned int *total_flags,
-				    int mc_count, struct dev_mc_list *mclist)
+				    u64 multicast)
 {
 	unsigned int new_flags;
 
@@ -94,7 +116,7 @@ static void wbsoft_configure_filter(struct ieee80211_hw *dev,
 
 	if (*total_flags & FIF_PROMISC_IN_BSS)
 		new_flags |= FIF_PROMISC_IN_BSS;
-	else if ((*total_flags & FIF_ALLMULTI) || (mc_count > 32))
+	else if ((*total_flags & FIF_ALLMULTI) || (multicast > 32))
 		new_flags |= FIF_ALLMULTI;
 
 	dev->flags &= ~IEEE80211_HW_RX_INCLUDES_FCS;
@@ -138,19 +160,6 @@ static void hal_set_radio_mode(struct hw_data *pHwData, unsigned char radio_off)
 	Wb35Reg_Write(pHwData, 0x0824, reg->M24_MacControl);
 }
 
-static void hal_set_beacon_period(struct hw_data *pHwData, u16 beacon_period)
-{
-	u32 tmp;
-
-	if (pHwData->SurpriseRemove)
-		return;
-
-	pHwData->BeaconPeriod = beacon_period;
-	tmp = pHwData->BeaconPeriod << 16;
-	tmp |= pHwData->ProbeDelay;
-	Wb35Reg_Write(pHwData, 0x0848, tmp);
-}
-
 static void
 hal_set_current_channel_ex(struct hw_data *pHwData, ChanInfo channel)
 {
@@ -244,7 +253,6 @@ static void hal_set_accept_beacon(struct hw_data *pHwData, u8 enable)
 static int wbsoft_config(struct ieee80211_hw *dev, u32 changed)
 {
 	struct wbsoft_priv *priv = dev->priv;
-	struct ieee80211_conf *conf = &dev->conf;
 	ChanInfo ch;
 
 	printk("wbsoft_config called\n");
@@ -254,7 +262,6 @@ static int wbsoft_config(struct ieee80211_hw *dev, u32 changed)
 	ch.ChanNo = 1;
 
 	hal_set_current_channel(&priv->sHwData, ch);
-	hal_set_beacon_period(&priv->sHwData, conf->beacon_int);
 	hal_set_accept_broadcast(&priv->sHwData, 1);
 	hal_set_accept_promiscuous(&priv->sHwData, 1);
 	hal_set_accept_multicast(&priv->sHwData, 1);
@@ -277,6 +284,7 @@ static const struct ieee80211_ops wbsoft_ops = {
 	.add_interface		= wbsoft_add_interface,
 	.remove_interface	= wbsoft_remove_interface,
 	.config			= wbsoft_config,
+	.prepare_multicast	= wbsoft_prepare_multicast,
 	.configure_filter	= wbsoft_configure_filter,
 	.get_stats		= wbsoft_get_stats,
 	.get_tx_stats		= wbsoft_get_tx_stats,
diff --git a/drivers/staging/wlan-ng/Kconfig b/drivers/staging/wlan-ng/Kconfig
index 9959b658c8cf..f44294b0d8dc 100644
--- a/drivers/staging/wlan-ng/Kconfig
+++ b/drivers/staging/wlan-ng/Kconfig
@@ -1,6 +1,6 @@
 config PRISM2_USB
 	tristate "Prism2.5/3 USB driver"
-	depends on WLAN_80211 && USB && WIRELESS_EXT
+	depends on WLAN && USB && WIRELESS_EXT
 	default n
 	---help---
 	  This is the wlan-ng prism 2.5/3 USB driver for a wide range of
diff --git a/drivers/thermal/Kconfig b/drivers/thermal/Kconfig
index a86e952ed4ca..bf7c687519ef 100644
--- a/drivers/thermal/Kconfig
+++ b/drivers/thermal/Kconfig
@@ -15,6 +15,7 @@ menuconfig THERMAL
 
 config THERMAL_HWMON
 	bool "Hardware monitoring support"
+	depends on THERMAL
 	depends on HWMON=y || HWMON=THERMAL
 	help
 	  The generic thermal sysfs driver's hardware monitoring support
diff --git a/drivers/thermal/thermal_sys.c b/drivers/thermal/thermal_sys.c
index 4e83c297ec9e..6f8d8f971212 100644
--- a/drivers/thermal/thermal_sys.c
+++ b/drivers/thermal/thermal_sys.c
@@ -180,15 +180,15 @@ trip_point_type_show(struct device *dev, struct device_attribute *attr,
 
 	switch (type) {
 	case THERMAL_TRIP_CRITICAL:
-		return sprintf(buf, "critical");
+		return sprintf(buf, "critical\n");
 	case THERMAL_TRIP_HOT:
-		return sprintf(buf, "hot");
+		return sprintf(buf, "hot\n");
 	case THERMAL_TRIP_PASSIVE:
-		return sprintf(buf, "passive");
+		return sprintf(buf, "passive\n");
 	case THERMAL_TRIP_ACTIVE:
-		return sprintf(buf, "active");
+		return sprintf(buf, "active\n");
 	default:
-		return sprintf(buf, "unknown");
+		return sprintf(buf, "unknown\n");
 	}
 }
 
diff --git a/drivers/uio/uio.c b/drivers/uio/uio.c
index 03efb065455f..e941367dd28f 100644
--- a/drivers/uio/uio.c
+++ b/drivers/uio/uio.c
@@ -19,6 +19,7 @@
 #include <linux/device.h>
 #include <linux/mm.h>
 #include <linux/idr.h>
+#include <linux/sched.h>
 #include <linux/string.h>
 #include <linux/kobject.h>
 #include <linux/uio_driver.h>
@@ -658,7 +659,7 @@ static int uio_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct uio_vm_ops = {
+static const struct vm_operations_struct uio_vm_ops = {
 	.open = uio_vma_open,
 	.close = uio_vma_close,
 	.fault = uio_vma_fault,
diff --git a/drivers/uio/uio_pdrv_genirq.c b/drivers/uio/uio_pdrv_genirq.c
index 02347c57357d..aa53db9f2e88 100644
--- a/drivers/uio/uio_pdrv_genirq.c
+++ b/drivers/uio/uio_pdrv_genirq.c
@@ -178,6 +178,7 @@ static int uio_pdrv_genirq_probe(struct platform_device *pdev)
 	return 0;
  bad1:
 	kfree(priv);
+	pm_runtime_disable(&pdev->dev);
  bad0:
 	return ret;
 }
diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index dcd49f1e96d0..240750881d28 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -22,7 +22,6 @@ config USB_ARCH_HAS_HCD
 	default y if PCMCIA && !M32R			# sl811_cs
 	default y if ARM				# SL-811
 	default y if SUPERH				# r8a66597-hcd
-	default y if MICROBLAZE
 	default PCI
 
 # many non-PCI SOC chips embed OHCI
@@ -39,6 +38,7 @@ config USB_ARCH_HAS_OHCI
 	default y if ARCH_AT91
 	default y if ARCH_PNX4008 && I2C
 	default y if MFD_TC6393XB
+	default y if ARCH_W90X900
 	# PPC:
 	default y if STB03xxx
 	default y if PPC_MPC52xx
@@ -58,6 +58,8 @@ config USB_ARCH_HAS_EHCI
 	default y if PPC_83xx
 	default y if SOC_AU1200
 	default y if ARCH_IXP4XX
+	default y if ARCH_W90X900
+	default y if ARCH_AT91SAM9G45
 	default PCI
 
 # ARM SA1111 chips have a non-PCI based "OHCI-compatible" USB host interface.
diff --git a/drivers/usb/Makefile b/drivers/usb/Makefile
index 19cb7d5480d7..be3c9b80bc9f 100644
--- a/drivers/usb/Makefile
+++ b/drivers/usb/Makefile
@@ -16,6 +16,7 @@ obj-$(CONFIG_USB_UHCI_HCD)	+= host/
 obj-$(CONFIG_USB_FHCI_HCD)	+= host/
 obj-$(CONFIG_USB_XHCI_HCD)	+= host/
 obj-$(CONFIG_USB_SL811_HCD)	+= host/
+obj-$(CONFIG_USB_ISP1362_HCD)	+= host/
 obj-$(CONFIG_USB_U132_HCD)	+= host/
 obj-$(CONFIG_USB_R8A66597_HCD)	+= host/
 obj-$(CONFIG_USB_HWA_HCD)	+= host/
@@ -39,6 +40,7 @@ obj-$(CONFIG_USB_MICROTEK)	+= image/
 obj-$(CONFIG_USB_SERIAL)	+= serial/
 
 obj-$(CONFIG_USB)		+= misc/
+obj-y				+= early/
 
 obj-$(CONFIG_USB_ATM)		+= atm/
 obj-$(CONFIG_USB_SPEEDTOUCH)	+= atm/
diff --git a/drivers/usb/class/cdc-acm.c b/drivers/usb/class/cdc-acm.c
index 2bfc41ece0e1..e4eca7810bcf 100644
--- a/drivers/usb/class/cdc-acm.c
+++ b/drivers/usb/class/cdc-acm.c
@@ -59,6 +59,7 @@
 #include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/tty.h>
+#include <linux/serial.h>
 #include <linux/tty_driver.h>
 #include <linux/tty_flip.h>
 #include <linux/module.h>
@@ -608,8 +609,9 @@ static int acm_tty_open(struct tty_struct *tty, struct file *filp)
 
 	acm->throttle = 0;
 
-	tasklet_schedule(&acm->urb_task);
+	set_bit(ASYNCB_INITIALIZED, &acm->port.flags);
 	rv = tty_port_block_til_ready(&acm->port, tty, filp);
+	tasklet_schedule(&acm->urb_task);
 done:
 	mutex_unlock(&acm->mutex);
 err_out:
@@ -684,15 +686,21 @@ static void acm_tty_close(struct tty_struct *tty, struct file *filp)
 
 	/* Perform the closing process and see if we need to do the hardware
 	   shutdown */
-	if (!acm || tty_port_close_start(&acm->port, tty, filp) == 0)
+	if (!acm)
+		return;
+	if (tty_port_close_start(&acm->port, tty, filp) == 0) {
+		mutex_lock(&open_mutex);
+		if (!acm->dev) {
+			tty_port_tty_set(&acm->port, NULL);
+			acm_tty_unregister(acm);
+			tty->driver_data = NULL;
+		}
+		mutex_unlock(&open_mutex);
 		return;
+	}
 	acm_port_down(acm, 0);
 	tty_port_close_end(&acm->port, tty);
-	mutex_lock(&open_mutex);
 	tty_port_tty_set(&acm->port, NULL);
-	if (!acm->dev)
-		acm_tty_unregister(acm);
-	mutex_unlock(&open_mutex);
 }
 
 static int acm_tty_write(struct tty_struct *tty,
@@ -858,10 +866,7 @@ static void acm_tty_set_termios(struct tty_struct *tty,
 	if (!ACM_READY(acm))
 		return;
 
-	/* FIXME: Needs to support the tty_baud interface */
-	/* FIXME: Broken on sparc */
-	newline.dwDTERate = cpu_to_le32p(acm_tty_speed +
-		(termios->c_cflag & CBAUD & ~CBAUDEX) + (termios->c_cflag & CBAUDEX ? 15 : 0));
+	newline.dwDTERate = cpu_to_le32(tty_get_baud_rate(tty));
 	newline.bCharFormat = termios->c_cflag & CSTOPB ? 2 : 0;
 	newline.bParityType = termios->c_cflag & PARENB ?
 				(termios->c_cflag & PARODD ? 1 : 2) +
diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index ba589d4ca8bc..3e564bfe17d1 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -313,8 +313,13 @@ static ssize_t wdm_write
 	r = usb_autopm_get_interface(desc->intf);
 	if (r < 0)
 		goto outnp;
-	r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
-							   &desc->flags));
+
+	if (!file->f_flags && O_NONBLOCK)
+		r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
+								&desc->flags));
+	else
+		if (test_bit(WDM_IN_USE, &desc->flags))
+			r = -EAGAIN;
 	if (r < 0)
 		goto out;
 
@@ -377,7 +382,7 @@ outnl:
 static ssize_t wdm_read
 (struct file *file, char __user *buffer, size_t count, loff_t *ppos)
 {
-	int rv, cntr;
+	int rv, cntr = 0;
 	int i = 0;
 	struct wdm_device *desc = file->private_data;
 
@@ -389,10 +394,23 @@ static ssize_t wdm_read
 	if (desc->length == 0) {
 		desc->read = 0;
 retry:
+		if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
+			rv = -ENODEV;
+			goto err;
+		}
 		i++;
-		rv = wait_event_interruptible(desc->wait,
-					      test_bit(WDM_READ, &desc->flags));
+		if (file->f_flags & O_NONBLOCK) {
+			if (!test_bit(WDM_READ, &desc->flags)) {
+				rv = cntr ? cntr : -EAGAIN;
+				goto err;
+			}
+			rv = 0;
+		} else {
+			rv = wait_event_interruptible(desc->wait,
+				test_bit(WDM_READ, &desc->flags));
+		}
 
+		/* may have happened while we slept */
 		if (test_bit(WDM_DISCONNECTING, &desc->flags)) {
 			rv = -ENODEV;
 			goto err;
@@ -448,7 +466,7 @@ retry:
 
 err:
 	mutex_unlock(&desc->rlock);
-	if (rv < 0)
+	if (rv < 0 && rv != -EAGAIN)
 		dev_err(&desc->intf->dev, "wdm_read: exit error\n");
 	return rv;
 }
@@ -506,8 +524,6 @@ static int wdm_open(struct inode *inode, struct file *file)
 	desc = usb_get_intfdata(intf);
 	if (test_bit(WDM_DISCONNECTING, &desc->flags))
 		goto out;
-
-	;
 	file->private_data = desc;
 
 	rv = usb_autopm_get_interface(desc->intf);
diff --git a/drivers/usb/class/usblp.c b/drivers/usb/class/usblp.c
index 26c09f0257db..9bc112ee7803 100644
--- a/drivers/usb/class/usblp.c
+++ b/drivers/usb/class/usblp.c
@@ -1057,14 +1057,14 @@ static const struct file_operations usblp_fops = {
 	.release =	usblp_release,
 };
 
-static char *usblp_nodename(struct device *dev)
+static char *usblp_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
 }
 
 static struct usb_class_driver usblp_class = {
 	.name =		"lp%d",
-	.nodename =	usblp_nodename,
+	.devnode =	usblp_devnode,
 	.fops =		&usblp_fops,
 	.minor_base =	USBLP_MINOR_BASE,
 };
diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c
index b09a527f7341..2473cf0c6b1d 100644
--- a/drivers/usb/class/usbtmc.c
+++ b/drivers/usb/class/usbtmc.c
@@ -39,7 +39,7 @@
 #define USBTMC_SIZE_IOBUFFER	2048
 
 /* Default USB timeout (in milliseconds) */
-#define USBTMC_TIMEOUT		10
+#define USBTMC_TIMEOUT		5000
 
 /*
  * Maximum number of read cycles to empty bulk in endpoint during CLEAR and
@@ -57,7 +57,9 @@ MODULE_DEVICE_TABLE(usb, usbtmc_devices);
 
 /*
  * This structure is the capabilities for the device
- * See section 4.2.1.8 of the USBTMC specification for details.
+ * See section 4.2.1.8 of the USBTMC specification,
+ * and section 4.2.2 of the USBTMC usb488 subclass
+ * specification for details.
  */
 struct usbtmc_dev_capabilities {
 	__u8 interface_capabilities;
@@ -86,6 +88,8 @@ struct usbtmc_device_data {
 	bool TermCharEnabled;
 	bool auto_abort;
 
+	bool zombie; /* fd of disconnected device */
+
 	struct usbtmc_dev_capabilities	capabilities;
 	struct kref kref;
 	struct mutex io_mutex;	/* only one i/o function running at a time */
@@ -367,13 +371,13 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf,
 {
 	struct usbtmc_device_data *data;
 	struct device *dev;
-	unsigned long int n_characters;
+	u32 n_characters;
 	u8 *buffer;
 	int actual;
-	int done;
-	int remaining;
+	size_t done;
+	size_t remaining;
 	int retval;
-	int this_part;
+	size_t this_part;
 
 	/* Get pointer to private data structure */
 	data = filp->private_data;
@@ -384,6 +388,10 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf,
 		return -ENOMEM;
 
 	mutex_lock(&data->io_mutex);
+	if (data->zombie) {
+		retval = -ENODEV;
+		goto exit;
+	}
 
 	remaining = count;
 	done = 0;
@@ -401,10 +409,10 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf,
 		buffer[1] = data->bTag;
 		buffer[2] = ~(data->bTag);
 		buffer[3] = 0; /* Reserved */
-		buffer[4] = (this_part - 12 - 3) & 255;
-		buffer[5] = ((this_part - 12 - 3) >> 8) & 255;
-		buffer[6] = ((this_part - 12 - 3) >> 16) & 255;
-		buffer[7] = ((this_part - 12 - 3) >> 24) & 255;
+		buffer[4] = (this_part) & 255;
+		buffer[5] = ((this_part) >> 8) & 255;
+		buffer[6] = ((this_part) >> 16) & 255;
+		buffer[7] = ((this_part) >> 24) & 255;
 		buffer[8] = data->TermCharEnabled * 2;
 		/* Use term character? */
 		buffer[9] = data->TermChar;
@@ -455,6 +463,22 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf,
 			       (buffer[6] << 16) +
 			       (buffer[7] << 24);
 
+		/* Ensure the instrument doesn't lie about it */
+		if(n_characters > actual - 12) {
+			dev_err(dev, "Device lies about message size: %u > %d\n", n_characters, actual - 12);
+			n_characters = actual - 12;
+		}
+
+		/* Ensure the instrument doesn't send more back than requested */
+		if(n_characters > this_part) {
+			dev_err(dev, "Device returns more than requested: %zu > %zu\n", done + n_characters, done + this_part);
+			n_characters = this_part;
+		}
+
+		/* Bound amount of data received by amount of data requested */
+		if (n_characters > this_part)
+			n_characters = this_part;
+
 		/* Copy buffer to user space */
 		if (copy_to_user(buf + done, &buffer[12], n_characters)) {
 			/* There must have been an addressing problem */
@@ -463,8 +487,11 @@ static ssize_t usbtmc_read(struct file *filp, char __user *buf,
 		}
 
 		done += n_characters;
-		if (n_characters < USBTMC_SIZE_IOBUFFER)
+		/* Terminate if end-of-message bit recieved from device */
+		if ((buffer[8] &  0x01) && (actual >= n_characters + 12))
 			remaining = 0;
+		else
+			remaining -= n_characters;
 	}
 
 	/* Update file position value */
@@ -496,6 +523,10 @@ static ssize_t usbtmc_write(struct file *filp, const char __user *buf,
 		return -ENOMEM;
 
 	mutex_lock(&data->io_mutex);
+	if (data->zombie) {
+		retval = -ENODEV;
+		goto exit;
+	}
 
 	remaining = count;
 	done = 0;
@@ -767,20 +798,21 @@ static int get_capabilities(struct usbtmc_device_data *data)
 	}
 
 	dev_dbg(dev, "GET_CAPABILITIES returned %x\n", buffer[0]);
-	dev_dbg(dev, "Interface capabilities are %x\n", buffer[4]);
-	dev_dbg(dev, "Device capabilities are %x\n", buffer[5]);
-	dev_dbg(dev, "USB488 interface capabilities are %x\n", buffer[14]);
-	dev_dbg(dev, "USB488 device capabilities are %x\n", buffer[15]);
 	if (buffer[0] != USBTMC_STATUS_SUCCESS) {
 		dev_err(dev, "GET_CAPABILITIES returned %x\n", buffer[0]);
 		rv = -EPERM;
 		goto err_out;
 	}
+	dev_dbg(dev, "Interface capabilities are %x\n", buffer[4]);
+	dev_dbg(dev, "Device capabilities are %x\n", buffer[5]);
+	dev_dbg(dev, "USB488 interface capabilities are %x\n", buffer[14]);
+	dev_dbg(dev, "USB488 device capabilities are %x\n", buffer[15]);
 
 	data->capabilities.interface_capabilities = buffer[4];
 	data->capabilities.device_capabilities = buffer[5];
 	data->capabilities.usb488_interface_capabilities = buffer[14];
 	data->capabilities.usb488_device_capabilities = buffer[15];
+	rv = 0;
 
 err_out:
 	kfree(buffer);
@@ -925,6 +957,10 @@ static long usbtmc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 
 	data = file->private_data;
 	mutex_lock(&data->io_mutex);
+	if (data->zombie) {
+		retval = -ENODEV;
+		goto skip_io_on_zombie;
+	}
 
 	switch (cmd) {
 	case USBTMC_IOCTL_CLEAR_OUT_HALT:
@@ -952,11 +988,12 @@ static long usbtmc_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
 		break;
 	}
 
+skip_io_on_zombie:
 	mutex_unlock(&data->io_mutex);
 	return retval;
 }
 
-static struct file_operations fops = {
+static const struct file_operations fops = {
 	.owner		= THIS_MODULE,
 	.read		= usbtmc_read,
 	.write		= usbtmc_write,
@@ -995,6 +1032,7 @@ static int usbtmc_probe(struct usb_interface *intf,
 	usb_set_intfdata(intf, data);
 	kref_init(&data->kref);
 	mutex_init(&data->io_mutex);
+	data->zombie = 0;
 
 	/* Initialize USBTMC bTag and other fields */
 	data->bTag	= 1;
@@ -1065,14 +1103,30 @@ static void usbtmc_disconnect(struct usb_interface *intf)
 	usb_deregister_dev(intf, &usbtmc_class);
 	sysfs_remove_group(&intf->dev.kobj, &capability_attr_grp);
 	sysfs_remove_group(&intf->dev.kobj, &data_attr_grp);
+	mutex_lock(&data->io_mutex);
+	data->zombie = 1;
+	mutex_unlock(&data->io_mutex);
 	kref_put(&data->kref, usbtmc_delete);
 }
 
+static int usbtmc_suspend (struct usb_interface *intf, pm_message_t message)
+{
+	/* this driver does not have pending URBs */
+	return 0;
+}
+
+static int usbtmc_resume (struct usb_interface *intf)
+{
+	return 0;
+}
+
 static struct usb_driver usbtmc_driver = {
 	.name		= "usbtmc",
 	.id_table	= usbtmc_devices,
 	.probe		= usbtmc_probe,
-	.disconnect	= usbtmc_disconnect
+	.disconnect	= usbtmc_disconnect,
+	.suspend	= usbtmc_suspend,
+	.resume		= usbtmc_resume,
 };
 
 static int __init usbtmc_init(void)
diff --git a/drivers/usb/core/config.c b/drivers/usb/core/config.c
index a16c538d0132..0d3af6a6ee49 100644
--- a/drivers/usb/core/config.c
+++ b/drivers/usb/core/config.c
@@ -105,7 +105,7 @@ static int usb_parse_ss_endpoint_companion(struct device *ddev, int cfgno,
 	ep->ss_ep_comp->extralen = i;
 	buffer += i;
 	size -= i;
-	retval = buffer - buffer_start + i;
+	retval = buffer - buffer_start;
 	if (num_skipped > 0)
 		dev_dbg(ddev, "skipped %d descriptor%s after %s\n",
 				num_skipped, plural(num_skipped),
diff --git a/drivers/usb/core/devio.c b/drivers/usb/core/devio.c
index 4247eccf858c..181f78c84105 100644
--- a/drivers/usb/core/devio.c
+++ b/drivers/usb/core/devio.c
@@ -52,6 +52,7 @@
 
 #include "hcd.h"	/* for usbcore internals */
 #include "usb.h"
+#include "hub.h"
 
 #define USB_MAXBUS			64
 #define USB_DEVICE_MAX			USB_MAXBUS * 128
@@ -73,6 +74,7 @@ struct dev_state {
 	void __user *disccontext;
 	unsigned long ifclaimed;
 	u32 secid;
+	u32 disabled_bulk_eps;
 };
 
 struct async {
@@ -87,6 +89,8 @@ struct async {
 	struct urb *urb;
 	int status;
 	u32 secid;
+	u8 bulk_addr;
+	u8 bulk_status;
 };
 
 static int usbfs_snoop;
@@ -99,11 +103,15 @@ MODULE_PARM_DESC(usbfs_snoop, "true to log all usbfs traffic");
 			dev_info(dev , format , ## arg);	\
 	} while (0)
 
-#define USB_DEVICE_DEV		MKDEV(USB_DEVICE_MAJOR, 0)
+enum snoop_when {
+	SUBMIT, COMPLETE
+};
 
+#define USB_DEVICE_DEV		MKDEV(USB_DEVICE_MAJOR, 0)
 
 #define	MAX_USBFS_BUFFER_SIZE	16384
 
+
 static int connected(struct dev_state *ps)
 {
 	return (!list_empty(&ps->list) &&
@@ -300,24 +308,79 @@ static struct async *async_getpending(struct dev_state *ps,
 	return NULL;
 }
 
-static void snoop_urb(struct urb *urb, void __user *userurb)
+static void snoop_urb(struct usb_device *udev,
+		void __user *userurb, int pipe, unsigned length,
+		int timeout_or_status, enum snoop_when when)
 {
-	unsigned j;
-	unsigned char *data = urb->transfer_buffer;
+	static const char *types[] = {"isoc", "int", "ctrl", "bulk"};
+	static const char *dirs[] = {"out", "in"};
+	int ep;
+	const char *t, *d;
 
 	if (!usbfs_snoop)
 		return;
 
-	dev_info(&urb->dev->dev, "direction=%s\n",
-			usb_urb_dir_in(urb) ? "IN" : "OUT");
-	dev_info(&urb->dev->dev, "userurb=%p\n", userurb);
-	dev_info(&urb->dev->dev, "transfer_buffer_length=%u\n",
-		 urb->transfer_buffer_length);
-	dev_info(&urb->dev->dev, "actual_length=%u\n", urb->actual_length);
-	dev_info(&urb->dev->dev, "data: ");
-	for (j = 0; j < urb->transfer_buffer_length; ++j)
-		printk("%02x ", data[j]);
-	printk("\n");
+	ep = usb_pipeendpoint(pipe);
+	t = types[usb_pipetype(pipe)];
+	d = dirs[!!usb_pipein(pipe)];
+
+	if (userurb) {		/* Async */
+		if (when == SUBMIT)
+			dev_info(&udev->dev, "userurb %p, ep%d %s-%s, "
+					"length %u\n",
+					userurb, ep, t, d, length);
+		else
+			dev_info(&udev->dev, "userurb %p, ep%d %s-%s, "
+					"actual_length %u status %d\n",
+					userurb, ep, t, d, length,
+					timeout_or_status);
+	} else {
+		if (when == SUBMIT)
+			dev_info(&udev->dev, "ep%d %s-%s, length %u, "
+					"timeout %d\n",
+					ep, t, d, length, timeout_or_status);
+		else
+			dev_info(&udev->dev, "ep%d %s-%s, actual_length %u, "
+					"status %d\n",
+					ep, t, d, length, timeout_or_status);
+	}
+}
+
+#define AS_CONTINUATION	1
+#define AS_UNLINK	2
+
+static void cancel_bulk_urbs(struct dev_state *ps, unsigned bulk_addr)
+__releases(ps->lock)
+__acquires(ps->lock)
+{
+	struct async *as;
+
+	/* Mark all the pending URBs that match bulk_addr, up to but not
+	 * including the first one without AS_CONTINUATION.  If such an
+	 * URB is encountered then a new transfer has already started so
+	 * the endpoint doesn't need to be disabled; otherwise it does.
+	 */
+	list_for_each_entry(as, &ps->async_pending, asynclist) {
+		if (as->bulk_addr == bulk_addr) {
+			if (as->bulk_status != AS_CONTINUATION)
+				goto rescan;
+			as->bulk_status = AS_UNLINK;
+			as->bulk_addr = 0;
+		}
+	}
+	ps->disabled_bulk_eps |= (1 << bulk_addr);
+
+	/* Now carefully unlink all the marked pending URBs */
+ rescan:
+	list_for_each_entry(as, &ps->async_pending, asynclist) {
+		if (as->bulk_status == AS_UNLINK) {
+			as->bulk_status = 0;		/* Only once */
+			spin_unlock(&ps->lock);		/* Allow completions */
+			usb_unlink_urb(as->urb);
+			spin_lock(&ps->lock);
+			goto rescan;
+		}
+	}
 }
 
 static void async_completed(struct urb *urb)
@@ -346,7 +409,11 @@ static void async_completed(struct urb *urb)
 		secid = as->secid;
 	}
 	snoop(&urb->dev->dev, "urb complete\n");
-	snoop_urb(urb, as->userurb);
+	snoop_urb(urb->dev, as->userurb, urb->pipe, urb->actual_length,
+			as->status, COMPLETE);
+	if (as->status < 0 && as->bulk_addr && as->status != -ECONNRESET &&
+			as->status != -ENOENT)
+		cancel_bulk_urbs(ps, as->bulk_addr);
 	spin_unlock(&ps->lock);
 
 	if (signr)
@@ -655,6 +722,7 @@ static int usbdev_release(struct inode *inode, struct file *file)
 	struct async *as;
 
 	usb_lock_device(dev);
+	usb_hub_release_all_ports(dev, ps);
 
 	/* Protect against simultaneous open */
 	mutex_lock(&usbfs_mutex);
@@ -688,7 +756,7 @@ static int proc_control(struct dev_state *ps, void __user *arg)
 	unsigned int tmo;
 	unsigned char *tbuf;
 	unsigned wLength;
-	int i, j, ret;
+	int i, pipe, ret;
 
 	if (copy_from_user(&ctrl, arg, sizeof(ctrl)))
 		return -EFAULT;
@@ -708,24 +776,17 @@ static int proc_control(struct dev_state *ps, void __user *arg)
 			free_page((unsigned long)tbuf);
 			return -EINVAL;
 		}
-		snoop(&dev->dev, "control read: bRequest=%02x "
-				"bRrequestType=%02x wValue=%04x "
-				"wIndex=%04x wLength=%04x\n",
-			ctrl.bRequest, ctrl.bRequestType, ctrl.wValue,
-				ctrl.wIndex, ctrl.wLength);
+		pipe = usb_rcvctrlpipe(dev, 0);
+		snoop_urb(dev, NULL, pipe, ctrl.wLength, tmo, SUBMIT);
 
 		usb_unlock_device(dev);
-		i = usb_control_msg(dev, usb_rcvctrlpipe(dev, 0), ctrl.bRequest,
+		i = usb_control_msg(dev, pipe, ctrl.bRequest,
 				    ctrl.bRequestType, ctrl.wValue, ctrl.wIndex,
 				    tbuf, ctrl.wLength, tmo);
 		usb_lock_device(dev);
+		snoop_urb(dev, NULL, pipe, max(i, 0), min(i, 0), COMPLETE);
+
 		if ((i > 0) && ctrl.wLength) {
-			if (usbfs_snoop) {
-				dev_info(&dev->dev, "control read: data ");
-				for (j = 0; j < i; ++j)
-					printk("%02x ", (u8)(tbuf)[j]);
-				printk("\n");
-			}
 			if (copy_to_user(ctrl.data, tbuf, i)) {
 				free_page((unsigned long)tbuf);
 				return -EFAULT;
@@ -738,22 +799,15 @@ static int proc_control(struct dev_state *ps, void __user *arg)
 				return -EFAULT;
 			}
 		}
-		snoop(&dev->dev, "control write: bRequest=%02x "
-				"bRrequestType=%02x wValue=%04x "
-				"wIndex=%04x wLength=%04x\n",
-			ctrl.bRequest, ctrl.bRequestType, ctrl.wValue,
-				ctrl.wIndex, ctrl.wLength);
-		if (usbfs_snoop) {
-			dev_info(&dev->dev, "control write: data: ");
-			for (j = 0; j < ctrl.wLength; ++j)
-				printk("%02x ", (unsigned char)(tbuf)[j]);
-			printk("\n");
-		}
+		pipe = usb_sndctrlpipe(dev, 0);
+		snoop_urb(dev, NULL, pipe, ctrl.wLength, tmo, SUBMIT);
+
 		usb_unlock_device(dev);
 		i = usb_control_msg(dev, usb_sndctrlpipe(dev, 0), ctrl.bRequest,
 				    ctrl.bRequestType, ctrl.wValue, ctrl.wIndex,
 				    tbuf, ctrl.wLength, tmo);
 		usb_lock_device(dev);
+		snoop_urb(dev, NULL, pipe, max(i, 0), min(i, 0), COMPLETE);
 	}
 	free_page((unsigned long)tbuf);
 	if (i < 0 && i != -EPIPE) {
@@ -772,7 +826,7 @@ static int proc_bulk(struct dev_state *ps, void __user *arg)
 	unsigned int tmo, len1, pipe;
 	int len2;
 	unsigned char *tbuf;
-	int i, j, ret;
+	int i, ret;
 
 	if (copy_from_user(&bulk, arg, sizeof(bulk)))
 		return -EFAULT;
@@ -799,18 +853,14 @@ static int proc_bulk(struct dev_state *ps, void __user *arg)
 			kfree(tbuf);
 			return -EINVAL;
 		}
-		snoop(&dev->dev, "bulk read: len=0x%02x timeout=%04d\n",
-			bulk.len, bulk.timeout);
+		snoop_urb(dev, NULL, pipe, len1, tmo, SUBMIT);
+
 		usb_unlock_device(dev);
 		i = usb_bulk_msg(dev, pipe, tbuf, len1, &len2, tmo);
 		usb_lock_device(dev);
+		snoop_urb(dev, NULL, pipe, len2, i, COMPLETE);
+
 		if (!i && len2) {
-			if (usbfs_snoop) {
-				dev_info(&dev->dev, "bulk read: data ");
-				for (j = 0; j < len2; ++j)
-					printk("%02x ", (u8)(tbuf)[j]);
-				printk("\n");
-			}
 			if (copy_to_user(bulk.data, tbuf, len2)) {
 				kfree(tbuf);
 				return -EFAULT;
@@ -823,17 +873,12 @@ static int proc_bulk(struct dev_state *ps, void __user *arg)
 				return -EFAULT;
 			}
 		}
-		snoop(&dev->dev, "bulk write: len=0x%02x timeout=%04d\n",
-			bulk.len, bulk.timeout);
-		if (usbfs_snoop) {
-			dev_info(&dev->dev, "bulk write: data: ");
-			for (j = 0; j < len1; ++j)
-				printk("%02x ", (unsigned char)(tbuf)[j]);
-			printk("\n");
-		}
+		snoop_urb(dev, NULL, pipe, len1, tmo, SUBMIT);
+
 		usb_unlock_device(dev);
 		i = usb_bulk_msg(dev, pipe, tbuf, len1, &len2, tmo);
 		usb_lock_device(dev);
+		snoop_urb(dev, NULL, pipe, len2, i, COMPLETE);
 	}
 	kfree(tbuf);
 	if (i < 0)
@@ -991,6 +1036,7 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 
 	if (uurb->flags & ~(USBDEVFS_URB_ISO_ASAP |
 				USBDEVFS_URB_SHORT_NOT_OK |
+				USBDEVFS_URB_BULK_CONTINUATION |
 				USBDEVFS_URB_NO_FSBR |
 				USBDEVFS_URB_ZERO_PACKET |
 				USBDEVFS_URB_NO_INTERRUPT))
@@ -1051,13 +1097,6 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 			is_in = 0;
 			uurb->endpoint &= ~USB_DIR_IN;
 		}
-		snoop(&ps->dev->dev, "control urb: bRequest=%02x "
-			"bRrequestType=%02x wValue=%04x "
-			"wIndex=%04x wLength=%04x\n",
-			dr->bRequest, dr->bRequestType,
-			__le16_to_cpup(&dr->wValue),
-			__le16_to_cpup(&dr->wIndex),
-			__le16_to_cpup(&dr->wLength));
 		break;
 
 	case USBDEVFS_URB_TYPE_BULK:
@@ -1070,7 +1109,6 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 		uurb->number_of_packets = 0;
 		if (uurb->buffer_length > MAX_USBFS_BUFFER_SIZE)
 			return -EINVAL;
-		snoop(&ps->dev->dev, "bulk urb\n");
 		break;
 
 	case USBDEVFS_URB_TYPE_ISO:
@@ -1097,12 +1135,12 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 			}
 			totlen += isopkt[u].length;
 		}
-		if (totlen > 32768) {
+		/* 3072 * 64 microframes */
+		if (totlen > 196608) {
 			kfree(isopkt);
 			return -EINVAL;
 		}
 		uurb->buffer_length = totlen;
-		snoop(&ps->dev->dev, "iso urb\n");
 		break;
 
 	case USBDEVFS_URB_TYPE_INTERRUPT:
@@ -1111,7 +1149,6 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 			return -EINVAL;
 		if (uurb->buffer_length > MAX_USBFS_BUFFER_SIZE)
 			return -EINVAL;
-		snoop(&ps->dev->dev, "interrupt urb\n");
 		break;
 
 	default:
@@ -1198,11 +1235,46 @@ static int proc_do_submiturb(struct dev_state *ps, struct usbdevfs_urb *uurb,
 			return -EFAULT;
 		}
 	}
-	snoop_urb(as->urb, as->userurb);
+	snoop_urb(ps->dev, as->userurb, as->urb->pipe,
+			as->urb->transfer_buffer_length, 0, SUBMIT);
 	async_newpending(as);
-	if ((ret = usb_submit_urb(as->urb, GFP_KERNEL))) {
+
+	if (usb_endpoint_xfer_bulk(&ep->desc)) {
+		spin_lock_irq(&ps->lock);
+
+		/* Not exactly the endpoint address; the direction bit is
+		 * shifted to the 0x10 position so that the value will be
+		 * between 0 and 31.
+		 */
+		as->bulk_addr = usb_endpoint_num(&ep->desc) |
+			((ep->desc.bEndpointAddress & USB_ENDPOINT_DIR_MASK)
+				>> 3);
+
+		/* If this bulk URB is the start of a new transfer, re-enable
+		 * the endpoint.  Otherwise mark it as a continuation URB.
+		 */
+		if (uurb->flags & USBDEVFS_URB_BULK_CONTINUATION)
+			as->bulk_status = AS_CONTINUATION;
+		else
+			ps->disabled_bulk_eps &= ~(1 << as->bulk_addr);
+
+		/* Don't accept continuation URBs if the endpoint is
+		 * disabled because of an earlier error.
+		 */
+		if (ps->disabled_bulk_eps & (1 << as->bulk_addr))
+			ret = -EREMOTEIO;
+		else
+			ret = usb_submit_urb(as->urb, GFP_ATOMIC);
+		spin_unlock_irq(&ps->lock);
+	} else {
+		ret = usb_submit_urb(as->urb, GFP_KERNEL);
+	}
+
+	if (ret) {
 		dev_printk(KERN_DEBUG, &ps->dev->dev,
 			   "usbfs: usb_submit_urb returned %d\n", ret);
+		snoop_urb(ps->dev, as->userurb, as->urb->pipe,
+				0, ret, COMPLETE);
 		async_removepending(as);
 		free_async(as);
 		return ret;
@@ -1548,6 +1620,29 @@ static int proc_ioctl_compat(struct dev_state *ps, compat_uptr_t arg)
 }
 #endif
 
+static int proc_claim_port(struct dev_state *ps, void __user *arg)
+{
+	unsigned portnum;
+	int rc;
+
+	if (get_user(portnum, (unsigned __user *) arg))
+		return -EFAULT;
+	rc = usb_hub_claim_port(ps->dev, portnum, ps);
+	if (rc == 0)
+		snoop(&ps->dev->dev, "port %d claimed by process %d: %s\n",
+			portnum, task_pid_nr(current), current->comm);
+	return rc;
+}
+
+static int proc_release_port(struct dev_state *ps, void __user *arg)
+{
+	unsigned portnum;
+
+	if (get_user(portnum, (unsigned __user *) arg))
+		return -EFAULT;
+	return usb_hub_release_port(ps->dev, portnum, ps);
+}
+
 /*
  * NOTE:  All requests here that have interface numbers as parameters
  * are assuming that somehow the configuration has been prevented from
@@ -1645,7 +1740,7 @@ static int usbdev_ioctl(struct inode *inode, struct file *file,
 		break;
 
 	case USBDEVFS_REAPURBNDELAY32:
-		snoop(&dev->dev, "%s: REAPURBDELAY32\n", __func__);
+		snoop(&dev->dev, "%s: REAPURBNDELAY32\n", __func__);
 		ret = proc_reapurbnonblock_compat(ps, p);
 		break;
 
@@ -1666,7 +1761,7 @@ static int usbdev_ioctl(struct inode *inode, struct file *file,
 		break;
 
 	case USBDEVFS_REAPURBNDELAY:
-		snoop(&dev->dev, "%s: REAPURBDELAY\n", __func__);
+		snoop(&dev->dev, "%s: REAPURBNDELAY\n", __func__);
 		ret = proc_reapurbnonblock(ps, p);
 		break;
 
@@ -1689,6 +1784,16 @@ static int usbdev_ioctl(struct inode *inode, struct file *file,
 		snoop(&dev->dev, "%s: IOCTL\n", __func__);
 		ret = proc_ioctl_default(ps, p);
 		break;
+
+	case USBDEVFS_CLAIM_PORT:
+		snoop(&dev->dev, "%s: CLAIM_PORT\n", __func__);
+		ret = proc_claim_port(ps, p);
+		break;
+
+	case USBDEVFS_RELEASE_PORT:
+		snoop(&dev->dev, "%s: RELEASE_PORT\n", __func__);
+		ret = proc_release_port(ps, p);
+		break;
 	}
 	usb_unlock_device(dev);
 	if (ret >= 0)
diff --git a/drivers/usb/core/driver.c b/drivers/usb/core/driver.c
index 69e5773abfce..4f864472c5c4 100644
--- a/drivers/usb/core/driver.c
+++ b/drivers/usb/core/driver.c
@@ -207,6 +207,9 @@ static int usb_probe_interface(struct device *dev)
 
 	intf->needs_binding = 0;
 
+	if (usb_device_is_owned(udev))
+		return -ENODEV;
+
 	if (udev->authorized == 0) {
 		dev_err(&intf->dev, "Device is not authorized for usage\n");
 		return -ENODEV;
@@ -232,28 +235,35 @@ static int usb_probe_interface(struct device *dev)
 		/* The interface should always appear to be in use
 		 * unless the driver suports autosuspend.
 		 */
-		intf->pm_usage_cnt = !(driver->supports_autosuspend);
+		atomic_set(&intf->pm_usage_cnt, !driver->supports_autosuspend);
 
 		/* Carry out a deferred switch to altsetting 0 */
 		if (intf->needs_altsetting0) {
-			usb_set_interface(udev, intf->altsetting[0].
+			error = usb_set_interface(udev, intf->altsetting[0].
 					desc.bInterfaceNumber, 0);
+			if (error < 0)
+				goto err;
+
 			intf->needs_altsetting0 = 0;
 		}
 
 		error = driver->probe(intf, id);
-		if (error) {
-			mark_quiesced(intf);
-			intf->needs_remote_wakeup = 0;
-			intf->condition = USB_INTERFACE_UNBOUND;
-			usb_cancel_queued_reset(intf);
-		} else
-			intf->condition = USB_INTERFACE_BOUND;
+		if (error)
+			goto err;
 
+		intf->condition = USB_INTERFACE_BOUND;
 		usb_autosuspend_device(udev);
 	}
 
 	return error;
+
+err:
+	mark_quiesced(intf);
+	intf->needs_remote_wakeup = 0;
+	intf->condition = USB_INTERFACE_UNBOUND;
+	usb_cancel_queued_reset(intf);
+	usb_autosuspend_device(udev);
+	return error;
 }
 
 /* called from driver core with dev locked */
@@ -262,7 +272,7 @@ static int usb_unbind_interface(struct device *dev)
 	struct usb_driver *driver = to_usb_driver(dev->driver);
 	struct usb_interface *intf = to_usb_interface(dev);
 	struct usb_device *udev;
-	int error;
+	int error, r;
 
 	intf->condition = USB_INTERFACE_UNBINDING;
 
@@ -290,11 +300,14 @@ static int usb_unbind_interface(struct device *dev)
 		 * Just re-enable it without affecting the endpoint toggles.
 		 */
 		usb_enable_interface(udev, intf, false);
-	} else if (!error && intf->dev.power.status == DPM_ON)
-		usb_set_interface(udev, intf->altsetting[0].
+	} else if (!error && intf->dev.power.status == DPM_ON) {
+		r = usb_set_interface(udev, intf->altsetting[0].
 				desc.bInterfaceNumber, 0);
-	else
+		if (r < 0)
+			intf->needs_altsetting0 = 1;
+	} else {
 		intf->needs_altsetting0 = 1;
+	}
 	usb_set_intfdata(intf, NULL);
 
 	intf->condition = USB_INTERFACE_UNBOUND;
@@ -344,7 +357,7 @@ int usb_driver_claim_interface(struct usb_driver *driver,
 	usb_pm_lock(udev);
 	iface->condition = USB_INTERFACE_BOUND;
 	mark_active(iface);
-	iface->pm_usage_cnt = !(driver->supports_autosuspend);
+	atomic_set(&iface->pm_usage_cnt, !driver->supports_autosuspend);
 	usb_pm_unlock(udev);
 
 	/* if interface was already added, bind now; else let
@@ -1065,7 +1078,7 @@ static int autosuspend_check(struct usb_device *udev, int reschedule)
 			intf = udev->actconfig->interface[i];
 			if (!is_active(intf))
 				continue;
-			if (intf->pm_usage_cnt > 0)
+			if (atomic_read(&intf->pm_usage_cnt) > 0)
 				return -EBUSY;
 			if (intf->needs_remote_wakeup &&
 					!udev->do_remote_wakeup) {
@@ -1461,17 +1474,19 @@ static int usb_autopm_do_interface(struct usb_interface *intf,
 		status = -ENODEV;
 	else {
 		udev->auto_pm = 1;
-		intf->pm_usage_cnt += inc_usage_cnt;
+		atomic_add(inc_usage_cnt, &intf->pm_usage_cnt);
 		udev->last_busy = jiffies;
-		if (inc_usage_cnt >= 0 && intf->pm_usage_cnt > 0) {
+		if (inc_usage_cnt >= 0 &&
+				atomic_read(&intf->pm_usage_cnt) > 0) {
 			if (udev->state == USB_STATE_SUSPENDED)
 				status = usb_resume_both(udev,
 						PMSG_AUTO_RESUME);
 			if (status != 0)
-				intf->pm_usage_cnt -= inc_usage_cnt;
+				atomic_sub(inc_usage_cnt, &intf->pm_usage_cnt);
 			else
 				udev->last_busy = jiffies;
-		} else if (inc_usage_cnt <= 0 && intf->pm_usage_cnt <= 0) {
+		} else if (inc_usage_cnt <= 0 &&
+				atomic_read(&intf->pm_usage_cnt) <= 0) {
 			status = usb_suspend_both(udev, PMSG_AUTO_SUSPEND);
 		}
 	}
@@ -1516,7 +1531,7 @@ void usb_autopm_put_interface(struct usb_interface *intf)
 
 	status = usb_autopm_do_interface(intf, -1);
 	dev_vdbg(&intf->dev, "%s: status %d cnt %d\n",
-			__func__, status, intf->pm_usage_cnt);
+			__func__, status, atomic_read(&intf->pm_usage_cnt));
 }
 EXPORT_SYMBOL_GPL(usb_autopm_put_interface);
 
@@ -1544,10 +1559,10 @@ void usb_autopm_put_interface_async(struct usb_interface *intf)
 		status = -ENODEV;
 	} else {
 		udev->last_busy = jiffies;
-		--intf->pm_usage_cnt;
+		atomic_dec(&intf->pm_usage_cnt);
 		if (udev->autosuspend_disabled || udev->autosuspend_delay < 0)
 			status = -EPERM;
-		else if (intf->pm_usage_cnt <= 0 &&
+		else if (atomic_read(&intf->pm_usage_cnt) <= 0 &&
 				!timer_pending(&udev->autosuspend.timer)) {
 			queue_delayed_work(ksuspend_usb_wq, &udev->autosuspend,
 					round_jiffies_up_relative(
@@ -1555,7 +1570,7 @@ void usb_autopm_put_interface_async(struct usb_interface *intf)
 		}
 	}
 	dev_vdbg(&intf->dev, "%s: status %d cnt %d\n",
-			__func__, status, intf->pm_usage_cnt);
+			__func__, status, atomic_read(&intf->pm_usage_cnt));
 }
 EXPORT_SYMBOL_GPL(usb_autopm_put_interface_async);
 
@@ -1599,7 +1614,7 @@ int usb_autopm_get_interface(struct usb_interface *intf)
 
 	status = usb_autopm_do_interface(intf, 1);
 	dev_vdbg(&intf->dev, "%s: status %d cnt %d\n",
-			__func__, status, intf->pm_usage_cnt);
+			__func__, status, atomic_read(&intf->pm_usage_cnt));
 	return status;
 }
 EXPORT_SYMBOL_GPL(usb_autopm_get_interface);
@@ -1627,10 +1642,14 @@ int usb_autopm_get_interface_async(struct usb_interface *intf)
 		status = -ENODEV;
 	else if (udev->autoresume_disabled)
 		status = -EPERM;
-	else if (++intf->pm_usage_cnt > 0 && udev->state == USB_STATE_SUSPENDED)
-		queue_work(ksuspend_usb_wq, &udev->autoresume);
+	else {
+		atomic_inc(&intf->pm_usage_cnt);
+		if (atomic_read(&intf->pm_usage_cnt) > 0 &&
+				udev->state == USB_STATE_SUSPENDED)
+			queue_work(ksuspend_usb_wq, &udev->autoresume);
+	}
 	dev_vdbg(&intf->dev, "%s: status %d cnt %d\n",
-			__func__, status, intf->pm_usage_cnt);
+			__func__, status, atomic_read(&intf->pm_usage_cnt));
 	return status;
 }
 EXPORT_SYMBOL_GPL(usb_autopm_get_interface_async);
@@ -1652,7 +1671,7 @@ int usb_autopm_set_interface(struct usb_interface *intf)
 
 	status = usb_autopm_do_interface(intf, 0);
 	dev_vdbg(&intf->dev, "%s: status %d cnt %d\n",
-			__func__, status, intf->pm_usage_cnt);
+			__func__, status, atomic_read(&intf->pm_usage_cnt));
 	return status;
 }
 EXPORT_SYMBOL_GPL(usb_autopm_set_interface);
diff --git a/drivers/usb/core/file.c b/drivers/usb/core/file.c
index 5cef88929b3e..222ee07ea680 100644
--- a/drivers/usb/core/file.c
+++ b/drivers/usb/core/file.c
@@ -67,14 +67,14 @@ static struct usb_class {
 	struct class *class;
 } *usb_class;
 
-static char *usb_nodename(struct device *dev)
+static char *usb_devnode(struct device *dev, mode_t *mode)
 {
 	struct usb_class_driver *drv;
 
 	drv = dev_get_drvdata(dev);
-	if (!drv || !drv->nodename)
+	if (!drv || !drv->devnode)
 		return NULL;
-	return drv->nodename(dev);
+	return drv->devnode(dev, mode);
 }
 
 static int init_usb_class(void)
@@ -100,7 +100,7 @@ static int init_usb_class(void)
 		kfree(usb_class);
 		usb_class = NULL;
 	}
-	usb_class->class->nodename = usb_nodename;
+	usb_class->class->devnode = usb_devnode;
 
 exit:
 	return result;
diff --git a/drivers/usb/core/generic.c b/drivers/usb/core/generic.c
index 30ecac3af15a..05e6d313961e 100644
--- a/drivers/usb/core/generic.c
+++ b/drivers/usb/core/generic.c
@@ -158,7 +158,9 @@ static int generic_probe(struct usb_device *udev)
 	/* Choose and set the configuration.  This registers the interfaces
 	 * with the driver core and lets interface drivers bind to them.
 	 */
-	if (udev->authorized == 0)
+	if (usb_device_is_owned(udev))
+		;		/* Don't configure if the device is owned */
+	else if (udev->authorized == 0)
 		dev_err(&udev->dev, "Device is not authorized for usage\n");
 	else {
 		c = usb_choose_configuration(udev);
diff --git a/drivers/usb/core/hcd.c b/drivers/usb/core/hcd.c
index 95ccfa0b9fc5..34de475f016e 100644
--- a/drivers/usb/core/hcd.c
+++ b/drivers/usb/core/hcd.c
@@ -337,72 +337,89 @@ static const u8 ss_rh_config_descriptor[] = {
 
 /*-------------------------------------------------------------------------*/
 
-/*
- * helper routine for returning string descriptors in UTF-16LE
- * input can actually be ISO-8859-1; ASCII is its 7-bit subset
+/**
+ * ascii2desc() - Helper routine for producing UTF-16LE string descriptors
+ * @s: Null-terminated ASCII (actually ISO-8859-1) string
+ * @buf: Buffer for USB string descriptor (header + UTF-16LE)
+ * @len: Length (in bytes; may be odd) of descriptor buffer.
+ *
+ * The return value is the number of bytes filled in: 2 + 2*strlen(s) or
+ * buflen, whichever is less.
+ *
+ * USB String descriptors can contain at most 126 characters; input
+ * strings longer than that are truncated.
  */
-static unsigned ascii2utf(char *s, u8 *utf, int utfmax)
+static unsigned
+ascii2desc(char const *s, u8 *buf, unsigned len)
 {
-	unsigned retval;
+	unsigned n, t = 2 + 2*strlen(s);
 
-	for (retval = 0; *s && utfmax > 1; utfmax -= 2, retval += 2) {
-		*utf++ = *s++;
-		*utf++ = 0;
-	}
-	if (utfmax > 0) {
-		*utf = *s;
-		++retval;
+	if (t > 254)
+		t = 254;	/* Longest possible UTF string descriptor */
+	if (len > t)
+		len = t;
+
+	t += USB_DT_STRING << 8;	/* Now t is first 16 bits to store */
+
+	n = len;
+	while (n--) {
+		*buf++ = t;
+		if (!n--)
+			break;
+		*buf++ = t >> 8;
+		t = (unsigned char)*s++;
 	}
-	return retval;
+	return len;
 }
 
-/*
- * rh_string - provides manufacturer, product and serial strings for root hub
- * @id: the string ID number (1: serial number, 2: product, 3: vendor)
+/**
+ * rh_string() - provides string descriptors for root hub
+ * @id: the string ID number (0: langids, 1: serial #, 2: product, 3: vendor)
  * @hcd: the host controller for this root hub
- * @data: return packet in UTF-16 LE
- * @len: length of the return packet
+ * @data: buffer for output packet
+ * @len: length of the provided buffer
  *
  * Produces either a manufacturer, product or serial number string for the
  * virtual root hub device.
+ * Returns the number of bytes filled in: the length of the descriptor or
+ * of the provided buffer, whichever is less.
  */
-static unsigned rh_string(int id, struct usb_hcd *hcd, u8 *data, unsigned len)
+static unsigned
+rh_string(int id, struct usb_hcd const *hcd, u8 *data, unsigned len)
 {
-	char buf [100];
+	char buf[100];
+	char const *s;
+	static char const langids[4] = {4, USB_DT_STRING, 0x09, 0x04};
 
 	// language ids
-	if (id == 0) {
-		buf[0] = 4;    buf[1] = 3;	/* 4 bytes string data */
-		buf[2] = 0x09; buf[3] = 0x04;	/* MSFT-speak for "en-us" */
-		len = min_t(unsigned, len, 4);
-		memcpy (data, buf, len);
+	switch (id) {
+	case 0:
+		/* Array of LANGID codes (0x0409 is MSFT-speak for "en-us") */
+		/* See http://www.usb.org/developers/docs/USB_LANGIDs.pdf */
+		if (len > 4)
+			len = 4;
+		memcpy(data, langids, len);
 		return len;
-
-	// serial number
-	} else if (id == 1) {
-		strlcpy (buf, hcd->self.bus_name, sizeof buf);
-
-	// product description
-	} else if (id == 2) {
-		strlcpy (buf, hcd->product_desc, sizeof buf);
-
- 	// id 3 == vendor description
-	} else if (id == 3) {
+	case 1:
+		/* Serial number */
+		s = hcd->self.bus_name;
+		break;
+	case 2:
+		/* Product name */
+		s = hcd->product_desc;
+		break;
+	case 3:
+		/* Manufacturer */
 		snprintf (buf, sizeof buf, "%s %s %s", init_utsname()->sysname,
 			init_utsname()->release, hcd->driver->description);
-	}
-
-	switch (len) {		/* All cases fall through */
+		s = buf;
+		break;
 	default:
-		len = 2 + ascii2utf (buf, data + 2, len - 2);
-	case 2:
-		data [1] = 3;	/* type == string */
-	case 1:
-		data [0] = 2 * (strlen (buf) + 1);
-	case 0:
-		;		/* Compiler wants a statement here */
+		/* Can't happen; caller guarantees it */
+		return 0;
 	}
-	return len;
+
+	return ascii2desc(s, data, len);
 }
 
 
diff --git a/drivers/usb/core/hcd.h b/drivers/usb/core/hcd.h
index ec5c67ea07b7..79782a1c43f6 100644
--- a/drivers/usb/core/hcd.h
+++ b/drivers/usb/core/hcd.h
@@ -267,6 +267,11 @@ struct hc_driver {
 	void	(*reset_bandwidth)(struct usb_hcd *, struct usb_device *);
 		/* Returns the hardware-chosen device address */
 	int	(*address_device)(struct usb_hcd *, struct usb_device *udev);
+		/* Notifies the HCD after a hub descriptor is fetched.
+		 * Will block.
+		 */
+	int	(*update_hub_device)(struct usb_hcd *, struct usb_device *hdev,
+			struct usb_tt *tt, gfp_t mem_flags);
 };
 
 extern int usb_hcd_link_urb_to_ep(struct usb_hcd *hcd, struct urb *urb);
diff --git a/drivers/usb/core/hub.c b/drivers/usb/core/hub.c
index 71f86c60d83c..5ce839137ad6 100644
--- a/drivers/usb/core/hub.c
+++ b/drivers/usb/core/hub.c
@@ -78,6 +78,7 @@ struct usb_hub {
 	u8			indicator[USB_MAXCHILDREN];
 	struct delayed_work	leds;
 	struct delayed_work	init_work;
+	void			**port_owners;
 };
 
 
@@ -162,8 +163,10 @@ static inline char *portspeed(int portstatus)
 }
 
 /* Note that hdev or one of its children must be locked! */
-static inline struct usb_hub *hdev_to_hub(struct usb_device *hdev)
+static struct usb_hub *hdev_to_hub(struct usb_device *hdev)
 {
+	if (!hdev || !hdev->actconfig)
+		return NULL;
 	return usb_get_intfdata(hdev->actconfig->interface[0]);
 }
 
@@ -372,7 +375,7 @@ static void kick_khubd(struct usb_hub *hub)
 	unsigned long	flags;
 
 	/* Suppress autosuspend until khubd runs */
-	to_usb_interface(hub->intfdev)->pm_usage_cnt = 1;
+	atomic_set(&to_usb_interface(hub->intfdev)->pm_usage_cnt, 1);
 
 	spin_lock_irqsave(&hub_event_lock, flags);
 	if (!hub->disconnected && list_empty(&hub->event_list)) {
@@ -384,8 +387,10 @@ static void kick_khubd(struct usb_hub *hub)
 
 void usb_kick_khubd(struct usb_device *hdev)
 {
-	/* FIXME: What if hdev isn't bound to the hub driver? */
-	kick_khubd(hdev_to_hub(hdev));
+	struct usb_hub *hub = hdev_to_hub(hdev);
+
+	if (hub)
+		kick_khubd(hub);
 }
 
 
@@ -677,7 +682,8 @@ static void hub_activate(struct usb_hub *hub, enum hub_activation_type type)
 					msecs_to_jiffies(delay));
 
 			/* Suppress autosuspend until init is done */
-			to_usb_interface(hub->intfdev)->pm_usage_cnt = 1;
+			atomic_set(&to_usb_interface(hub->intfdev)->
+					pm_usage_cnt, 1);
 			return;		/* Continues at init2: below */
 		} else {
 			hub_power_on(hub, true);
@@ -854,25 +860,24 @@ static int hub_post_reset(struct usb_interface *intf)
 static int hub_configure(struct usb_hub *hub,
 	struct usb_endpoint_descriptor *endpoint)
 {
+	struct usb_hcd *hcd;
 	struct usb_device *hdev = hub->hdev;
 	struct device *hub_dev = hub->intfdev;
 	u16 hubstatus, hubchange;
 	u16 wHubCharacteristics;
 	unsigned int pipe;
 	int maxp, ret;
-	char *message;
+	char *message = "out of memory";
 
 	hub->buffer = usb_buffer_alloc(hdev, sizeof(*hub->buffer), GFP_KERNEL,
 			&hub->buffer_dma);
 	if (!hub->buffer) {
-		message = "can't allocate hub irq buffer";
 		ret = -ENOMEM;
 		goto fail;
 	}
 
 	hub->status = kmalloc(sizeof(*hub->status), GFP_KERNEL);
 	if (!hub->status) {
-		message = "can't kmalloc hub status buffer";
 		ret = -ENOMEM;
 		goto fail;
 	}
@@ -880,7 +885,6 @@ static int hub_configure(struct usb_hub *hub,
 
 	hub->descriptor = kmalloc(sizeof(*hub->descriptor), GFP_KERNEL);
 	if (!hub->descriptor) {
-		message = "can't kmalloc hub descriptor";
 		ret = -ENOMEM;
 		goto fail;
 	}
@@ -904,6 +908,12 @@ static int hub_configure(struct usb_hub *hub,
 	dev_info (hub_dev, "%d port%s detected\n", hdev->maxchild,
 		(hdev->maxchild == 1) ? "" : "s");
 
+	hub->port_owners = kzalloc(hdev->maxchild * sizeof(void *), GFP_KERNEL);
+	if (!hub->port_owners) {
+		ret = -ENOMEM;
+		goto fail;
+	}
+
 	wHubCharacteristics = le16_to_cpu(hub->descriptor->wHubCharacteristics);
 
 	if (wHubCharacteristics & HUB_CHAR_COMPOUND) {
@@ -1052,6 +1062,19 @@ static int hub_configure(struct usb_hub *hub,
 		dev_dbg(hub_dev, "%umA bus power budget for each child\n",
 				hub->mA_per_port);
 
+	/* Update the HCD's internal representation of this hub before khubd
+	 * starts getting port status changes for devices under the hub.
+	 */
+	hcd = bus_to_hcd(hdev->bus);
+	if (hcd->driver->update_hub_device) {
+		ret = hcd->driver->update_hub_device(hcd, hdev,
+				&hub->tt, GFP_KERNEL);
+		if (ret < 0) {
+			message = "can't update HCD hub info";
+			goto fail;
+		}
+	}
+
 	ret = hub_hub_status(hub, &hubstatus, &hubchange);
 	if (ret < 0) {
 		message = "can't get hub status";
@@ -1082,7 +1105,6 @@ static int hub_configure(struct usb_hub *hub,
 
 	hub->urb = usb_alloc_urb(0, GFP_KERNEL);
 	if (!hub->urb) {
-		message = "couldn't allocate interrupt urb";
 		ret = -ENOMEM;
 		goto fail;
 	}
@@ -1131,11 +1153,13 @@ static void hub_disconnect(struct usb_interface *intf)
 	hub_quiesce(hub, HUB_DISCONNECT);
 
 	usb_set_intfdata (intf, NULL);
+	hub->hdev->maxchild = 0;
 
 	if (hub->hdev->speed == USB_SPEED_HIGH)
 		highspeed_hubs--;
 
 	usb_free_urb(hub->urb);
+	kfree(hub->port_owners);
 	kfree(hub->descriptor);
 	kfree(hub->status);
 	usb_buffer_free(hub->hdev, sizeof(*hub->buffer), hub->buffer,
@@ -1250,6 +1274,79 @@ hub_ioctl(struct usb_interface *intf, unsigned int code, void *user_data)
 	}
 }
 
+/*
+ * Allow user programs to claim ports on a hub.  When a device is attached
+ * to one of these "claimed" ports, the program will "own" the device.
+ */
+static int find_port_owner(struct usb_device *hdev, unsigned port1,
+		void ***ppowner)
+{
+	if (hdev->state == USB_STATE_NOTATTACHED)
+		return -ENODEV;
+	if (port1 == 0 || port1 > hdev->maxchild)
+		return -EINVAL;
+
+	/* This assumes that devices not managed by the hub driver
+	 * will always have maxchild equal to 0.
+	 */
+	*ppowner = &(hdev_to_hub(hdev)->port_owners[port1 - 1]);
+	return 0;
+}
+
+/* In the following three functions, the caller must hold hdev's lock */
+int usb_hub_claim_port(struct usb_device *hdev, unsigned port1, void *owner)
+{
+	int rc;
+	void **powner;
+
+	rc = find_port_owner(hdev, port1, &powner);
+	if (rc)
+		return rc;
+	if (*powner)
+		return -EBUSY;
+	*powner = owner;
+	return rc;
+}
+
+int usb_hub_release_port(struct usb_device *hdev, unsigned port1, void *owner)
+{
+	int rc;
+	void **powner;
+
+	rc = find_port_owner(hdev, port1, &powner);
+	if (rc)
+		return rc;
+	if (*powner != owner)
+		return -ENOENT;
+	*powner = NULL;
+	return rc;
+}
+
+void usb_hub_release_all_ports(struct usb_device *hdev, void *owner)
+{
+	int n;
+	void **powner;
+
+	n = find_port_owner(hdev, 1, &powner);
+	if (n == 0) {
+		for (; n < hdev->maxchild; (++n, ++powner)) {
+			if (*powner == owner)
+				*powner = NULL;
+		}
+	}
+}
+
+/* The caller must hold udev's lock */
+bool usb_device_is_owned(struct usb_device *udev)
+{
+	struct usb_hub *hub;
+
+	if (udev->state == USB_STATE_NOTATTACHED || !udev->parent)
+		return false;
+	hub = hdev_to_hub(udev->parent);
+	return !!hub->port_owners[udev->portnum - 1];
+}
+
 
 static void recursively_mark_NOTATTACHED(struct usb_device *udev)
 {
@@ -2849,14 +2946,7 @@ static void hub_port_connect_change(struct usb_hub *hub, int port1,
 			/* For a suspended device, treat this as a
 			 * remote wakeup event.
 			 */
-			if (udev->do_remote_wakeup)
-				status = remote_wakeup(udev);
-
-			/* Otherwise leave it be; devices can't tell the
-			 * difference between suspended and disabled.
-			 */
-			else
-				status = 0;
+			status = remote_wakeup(udev);
 #endif
 
 		} else {
diff --git a/drivers/usb/core/inode.c b/drivers/usb/core/inode.c
index ffe75e83787c..97b40ce133f0 100644
--- a/drivers/usb/core/inode.c
+++ b/drivers/usb/core/inode.c
@@ -48,7 +48,6 @@
 #define USBFS_DEFAULT_BUSMODE (S_IXUGO | S_IRUGO)
 #define USBFS_DEFAULT_LISTMODE S_IRUGO
 
-static struct super_operations usbfs_ops;
 static const struct file_operations default_file_operations;
 static struct vfsmount *usbfs_mount;
 static int usbfs_mount_count;	/* = 0 */
@@ -449,7 +448,7 @@ static const struct file_operations default_file_operations = {
 	.llseek =	default_file_lseek,
 };
 
-static struct super_operations usbfs_ops = {
+static const struct super_operations usbfs_ops = {
 	.statfs =	simple_statfs,
 	.drop_inode =	generic_delete_inode,
 	.remount_fs =	remount,
diff --git a/drivers/usb/core/message.c b/drivers/usb/core/message.c
index 9720e699f472..da718e84d58d 100644
--- a/drivers/usb/core/message.c
+++ b/drivers/usb/core/message.c
@@ -459,35 +459,23 @@ int usb_sg_init(struct usb_sg_request *io, struct usb_device *dev,
 			io->urbs[i]->context = io;
 
 			/*
-			 * Some systems need to revert to PIO when DMA is
-			 * temporarily unavailable.  For their sakes, both
-			 * transfer_buffer and transfer_dma are set when
-			 * possible.  However this can only work on systems
-			 * without:
+			 * Some systems need to revert to PIO when DMA is temporarily
+			 * unavailable.  For their sakes, both transfer_buffer and
+			 * transfer_dma are set when possible.
 			 *
-			 *  - HIGHMEM, since DMA buffers located in high memory
-			 *    are not directly addressable by the CPU for PIO;
-			 *
-			 *  - IOMMU, since dma_map_sg() is allowed to use an
-			 *    IOMMU to make virtually discontiguous buffers be
-			 *    "dma-contiguous" so that PIO and DMA need diferent
-			 *    numbers of URBs.
-			 *
-			 * So when HIGHMEM or IOMMU are in use, transfer_buffer
-			 * is NULL to prevent stale pointers and to help spot
-			 * bugs.
+			 * Note that if IOMMU coalescing occurred, we cannot
+			 * trust sg_page anymore, so check if S/G list shrunk.
 			 */
+			if (io->nents == io->entries && !PageHighMem(sg_page(sg)))
+				io->urbs[i]->transfer_buffer = sg_virt(sg);
+			else
+				io->urbs[i]->transfer_buffer = NULL;
+
 			if (dma) {
 				io->urbs[i]->transfer_dma = sg_dma_address(sg);
 				len = sg_dma_len(sg);
-#if defined(CONFIG_HIGHMEM) || defined(CONFIG_GART_IOMMU)
-				io->urbs[i]->transfer_buffer = NULL;
-#else
-				io->urbs[i]->transfer_buffer = sg_virt(sg);
-#endif
 			} else {
 				/* hc may use _only_ transfer_buffer */
-				io->urbs[i]->transfer_buffer = sg_virt(sg);
 				len = sg->length;
 			}
 
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index a26f73880c32..b1b85abb9a2d 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -311,7 +311,7 @@ static struct dev_pm_ops usb_device_pm_ops = {
 #endif	/* CONFIG_PM */
 
 
-static char *usb_nodename(struct device *dev)
+static char *usb_devnode(struct device *dev, mode_t *mode)
 {
 	struct usb_device *usb_dev;
 
@@ -324,7 +324,7 @@ struct device_type usb_device_type = {
 	.name =		"usb_device",
 	.release =	usb_release_dev,
 	.uevent =	usb_dev_uevent,
-	.nodename = 	usb_nodename,
+	.devnode = 	usb_devnode,
 	.pm =		&usb_device_pm_ops,
 };
 
@@ -413,8 +413,13 @@ struct usb_device *usb_alloc_dev(struct usb_device *parent,
 		} else {
 			snprintf(dev->devpath, sizeof dev->devpath,
 				"%s.%d", parent->devpath, port1);
-			dev->route = parent->route +
-				(port1 << ((parent->level - 1)*4));
+			/* Route string assumes hubs have less than 16 ports */
+			if (port1 < 15)
+				dev->route = parent->route +
+					(port1 << ((parent->level - 1)*4));
+			else
+				dev->route = parent->route +
+					(15 << ((parent->level - 1)*4));
 		}
 
 		dev->dev.parent = &parent->dev;
@@ -914,11 +919,11 @@ int usb_buffer_map_sg(const struct usb_device *dev, int is_in,
 			|| !(bus = dev->bus)
 			|| !(controller = bus->controller)
 			|| !controller->dma_mask)
-		return -1;
+		return -EINVAL;
 
 	/* FIXME generic api broken like pci, can't report errors */
 	return dma_map_sg(controller, sg, nents,
-			is_in ? DMA_FROM_DEVICE : DMA_TO_DEVICE);
+			is_in ? DMA_FROM_DEVICE : DMA_TO_DEVICE) ? : -ENOMEM;
 }
 EXPORT_SYMBOL_GPL(usb_buffer_map_sg);
 
diff --git a/drivers/usb/core/usb.h b/drivers/usb/core/usb.h
index c0e0ae2bb8e7..9a8b15e6377a 100644
--- a/drivers/usb/core/usb.h
+++ b/drivers/usb/core/usb.h
@@ -37,6 +37,13 @@ extern int usb_match_device(struct usb_device *dev,
 extern void usb_forced_unbind_intf(struct usb_interface *intf);
 extern void usb_rebind_intf(struct usb_interface *intf);
 
+extern int usb_hub_claim_port(struct usb_device *hdev, unsigned port,
+		void *owner);
+extern int usb_hub_release_port(struct usb_device *hdev, unsigned port,
+		void *owner);
+extern void usb_hub_release_all_ports(struct usb_device *hdev, void *owner);
+extern bool usb_device_is_owned(struct usb_device *udev);
+
 extern int  usb_hub_init(void);
 extern void usb_hub_cleanup(void);
 extern int usb_major_init(void);
diff --git a/drivers/usb/early/Makefile b/drivers/usb/early/Makefile
new file mode 100644
index 000000000000..dfedee8c45b6
--- /dev/null
+++ b/drivers/usb/early/Makefile
@@ -0,0 +1,5 @@
+#
+# Makefile for early USB devices
+#
+
+obj-$(CONFIG_EARLY_PRINTK_DBGP)        += ehci-dbgp.o
diff --git a/drivers/usb/early/ehci-dbgp.c b/drivers/usb/early/ehci-dbgp.c
new file mode 100644
index 000000000000..1206a26ef893
--- /dev/null
+++ b/drivers/usb/early/ehci-dbgp.c
@@ -0,0 +1,996 @@
+/*
+ * Standalone EHCI usb debug driver
+ *
+ * Originally written by:
+ *  Eric W. Biederman" <ebiederm@xmission.com> and
+ *  Yinghai Lu <yhlu.kernel@gmail.com>
+ *
+ * Changes for early/late printk and HW errata:
+ *  Jason Wessel <jason.wessel@windriver.com>
+ *  Copyright (C) 2009 Wind River Systems, Inc.
+ *
+ */
+
+#include <linux/console.h>
+#include <linux/errno.h>
+#include <linux/module.h>
+#include <linux/pci_regs.h>
+#include <linux/pci_ids.h>
+#include <linux/usb/ch9.h>
+#include <linux/usb/ehci_def.h>
+#include <linux/delay.h>
+#include <asm/io.h>
+#include <asm/pci-direct.h>
+#include <asm/fixmap.h>
+
+/* The code here is intended to talk directly to the EHCI debug port
+ * and does not require that you have any kind of USB host controller
+ * drivers or USB device drivers compiled into the kernel.
+ *
+ * If you make a change to anything in here, the following test cases
+ * need to pass where a USB debug device works in the following
+ * configurations.
+ *
+ * 1. boot args:  earlyprintk=dbgp
+ *     o kernel compiled with # CONFIG_USB_EHCI_HCD is not set
+ *     o kernel compiled with CONFIG_USB_EHCI_HCD=y
+ * 2. boot args: earlyprintk=dbgp,keep
+ *     o kernel compiled with # CONFIG_USB_EHCI_HCD is not set
+ *     o kernel compiled with CONFIG_USB_EHCI_HCD=y
+ * 3. boot args: earlyprintk=dbgp console=ttyUSB0
+ *     o kernel has CONFIG_USB_EHCI_HCD=y and
+ *       CONFIG_USB_SERIAL_DEBUG=y
+ * 4. boot args: earlyprintk=vga,dbgp
+ *     o kernel compiled with # CONFIG_USB_EHCI_HCD is not set
+ *     o kernel compiled with CONFIG_USB_EHCI_HCD=y
+ *
+ * For the 4th configuration you can turn on or off the DBGP_DEBUG
+ * such that you can debug the dbgp device's driver code.
+ */
+
+static int dbgp_phys_port = 1;
+
+static struct ehci_caps __iomem *ehci_caps;
+static struct ehci_regs __iomem *ehci_regs;
+static struct ehci_dbg_port __iomem *ehci_debug;
+static int dbgp_not_safe; /* Cannot use debug device during ehci reset */
+static unsigned int dbgp_endpoint_out;
+
+struct ehci_dev {
+	u32 bus;
+	u32 slot;
+	u32 func;
+};
+
+static struct ehci_dev ehci_dev;
+
+#define USB_DEBUG_DEVNUM 127
+
+#define DBGP_DATA_TOGGLE	0x8800
+
+#ifdef DBGP_DEBUG
+#define dbgp_printk printk
+static void dbgp_ehci_status(char *str)
+{
+	if (!ehci_debug)
+		return;
+	dbgp_printk("dbgp: %s\n", str);
+	dbgp_printk("  Debug control: %08x", readl(&ehci_debug->control));
+	dbgp_printk("  ehci cmd     : %08x", readl(&ehci_regs->command));
+	dbgp_printk("  ehci conf flg: %08x\n",
+		    readl(&ehci_regs->configured_flag));
+	dbgp_printk("  ehci status  : %08x", readl(&ehci_regs->status));
+	dbgp_printk("  ehci portsc  : %08x\n",
+		    readl(&ehci_regs->port_status[dbgp_phys_port - 1]));
+}
+#else
+static inline void dbgp_ehci_status(char *str) { }
+static inline void dbgp_printk(const char *fmt, ...) { }
+#endif
+
+static inline u32 dbgp_pid_update(u32 x, u32 tok)
+{
+	return ((x ^ DBGP_DATA_TOGGLE) & 0xffff00) | (tok & 0xff);
+}
+
+static inline u32 dbgp_len_update(u32 x, u32 len)
+{
+	return (x & ~0x0f) | (len & 0x0f);
+}
+
+/*
+ * USB Packet IDs (PIDs)
+ */
+
+/* token */
+#define USB_PID_OUT		0xe1
+#define USB_PID_IN		0x69
+#define USB_PID_SOF		0xa5
+#define USB_PID_SETUP		0x2d
+/* handshake */
+#define USB_PID_ACK		0xd2
+#define USB_PID_NAK		0x5a
+#define USB_PID_STALL		0x1e
+#define USB_PID_NYET		0x96
+/* data */
+#define USB_PID_DATA0		0xc3
+#define USB_PID_DATA1		0x4b
+#define USB_PID_DATA2		0x87
+#define USB_PID_MDATA		0x0f
+/* Special */
+#define USB_PID_PREAMBLE	0x3c
+#define USB_PID_ERR		0x3c
+#define USB_PID_SPLIT		0x78
+#define USB_PID_PING		0xb4
+#define USB_PID_UNDEF_0		0xf0
+
+#define USB_PID_DATA_TOGGLE	0x88
+#define DBGP_CLAIM (DBGP_OWNER | DBGP_ENABLED | DBGP_INUSE)
+
+#define PCI_CAP_ID_EHCI_DEBUG	0xa
+
+#define HUB_ROOT_RESET_TIME	50	/* times are in msec */
+#define HUB_SHORT_RESET_TIME	10
+#define HUB_LONG_RESET_TIME	200
+#define HUB_RESET_TIMEOUT	500
+
+#define DBGP_MAX_PACKET		8
+#define DBGP_TIMEOUT		(250 * 1000)
+
+static int dbgp_wait_until_complete(void)
+{
+	u32 ctrl;
+	int loop = DBGP_TIMEOUT;
+
+	do {
+		ctrl = readl(&ehci_debug->control);
+		/* Stop when the transaction is finished */
+		if (ctrl & DBGP_DONE)
+			break;
+		udelay(1);
+	} while (--loop > 0);
+
+	if (!loop)
+		return -DBGP_TIMEOUT;
+
+	/*
+	 * Now that we have observed the completed transaction,
+	 * clear the done bit.
+	 */
+	writel(ctrl | DBGP_DONE, &ehci_debug->control);
+	return (ctrl & DBGP_ERROR) ? -DBGP_ERRCODE(ctrl) : DBGP_LEN(ctrl);
+}
+
+static inline void dbgp_mdelay(int ms)
+{
+	int i;
+
+	while (ms--) {
+		for (i = 0; i < 1000; i++)
+			outb(0x1, 0x80);
+	}
+}
+
+static void dbgp_breath(void)
+{
+	/* Sleep to give the debug port a chance to breathe */
+}
+
+static int dbgp_wait_until_done(unsigned ctrl)
+{
+	u32 pids, lpid;
+	int ret;
+	int loop = 3;
+
+retry:
+	writel(ctrl | DBGP_GO, &ehci_debug->control);
+	ret = dbgp_wait_until_complete();
+	pids = readl(&ehci_debug->pids);
+	lpid = DBGP_PID_GET(pids);
+
+	if (ret < 0) {
+		/* A -DBGP_TIMEOUT failure here means the device has
+		 * failed, perhaps because it was unplugged, in which
+		 * case we do not want to hang the system so the dbgp
+		 * will be marked as unsafe to use.  EHCI reset is the
+		 * only way to recover if you unplug the dbgp device.
+		 */
+		if (ret == -DBGP_TIMEOUT && !dbgp_not_safe)
+			dbgp_not_safe = 1;
+		return ret;
+	}
+
+	/*
+	 * If the port is getting full or it has dropped data
+	 * start pacing ourselves, not necessary but it's friendly.
+	 */
+	if ((lpid == USB_PID_NAK) || (lpid == USB_PID_NYET))
+		dbgp_breath();
+
+	/* If I get a NACK reissue the transmission */
+	if (lpid == USB_PID_NAK) {
+		if (--loop > 0)
+			goto retry;
+	}
+
+	return ret;
+}
+
+static inline void dbgp_set_data(const void *buf, int size)
+{
+	const unsigned char *bytes = buf;
+	u32 lo, hi;
+	int i;
+
+	lo = hi = 0;
+	for (i = 0; i < 4 && i < size; i++)
+		lo |= bytes[i] << (8*i);
+	for (; i < 8 && i < size; i++)
+		hi |= bytes[i] << (8*(i - 4));
+	writel(lo, &ehci_debug->data03);
+	writel(hi, &ehci_debug->data47);
+}
+
+static inline void dbgp_get_data(void *buf, int size)
+{
+	unsigned char *bytes = buf;
+	u32 lo, hi;
+	int i;
+
+	lo = readl(&ehci_debug->data03);
+	hi = readl(&ehci_debug->data47);
+	for (i = 0; i < 4 && i < size; i++)
+		bytes[i] = (lo >> (8*i)) & 0xff;
+	for (; i < 8 && i < size; i++)
+		bytes[i] = (hi >> (8*(i - 4))) & 0xff;
+}
+
+static int dbgp_out(u32 addr, const char *bytes, int size)
+{
+	u32 pids, ctrl;
+
+	pids = readl(&ehci_debug->pids);
+	pids = dbgp_pid_update(pids, USB_PID_OUT);
+
+	ctrl = readl(&ehci_debug->control);
+	ctrl = dbgp_len_update(ctrl, size);
+	ctrl |= DBGP_OUT;
+	ctrl |= DBGP_GO;
+
+	dbgp_set_data(bytes, size);
+	writel(addr, &ehci_debug->address);
+	writel(pids, &ehci_debug->pids);
+	return dbgp_wait_until_done(ctrl);
+}
+
+static int dbgp_bulk_write(unsigned devnum, unsigned endpoint,
+			 const char *bytes, int size)
+{
+	int ret;
+	int loops = 5;
+	u32 addr;
+	if (size > DBGP_MAX_PACKET)
+		return -1;
+
+	addr = DBGP_EPADDR(devnum, endpoint);
+try_again:
+	if (loops--) {
+		ret = dbgp_out(addr, bytes, size);
+		if (ret == -DBGP_ERR_BAD) {
+			int try_loops = 3;
+			do {
+				/* Emit a dummy packet to re-sync communication
+				 * with the debug device */
+				if (dbgp_out(addr, "12345678", 8) >= 0) {
+					udelay(2);
+					goto try_again;
+				}
+			} while (try_loops--);
+		}
+	}
+
+	return ret;
+}
+
+static int dbgp_bulk_read(unsigned devnum, unsigned endpoint, void *data,
+				 int size)
+{
+	u32 pids, addr, ctrl;
+	int ret;
+
+	if (size > DBGP_MAX_PACKET)
+		return -1;
+
+	addr = DBGP_EPADDR(devnum, endpoint);
+
+	pids = readl(&ehci_debug->pids);
+	pids = dbgp_pid_update(pids, USB_PID_IN);
+
+	ctrl = readl(&ehci_debug->control);
+	ctrl = dbgp_len_update(ctrl, size);
+	ctrl &= ~DBGP_OUT;
+	ctrl |= DBGP_GO;
+
+	writel(addr, &ehci_debug->address);
+	writel(pids, &ehci_debug->pids);
+	ret = dbgp_wait_until_done(ctrl);
+	if (ret < 0)
+		return ret;
+
+	if (size > ret)
+		size = ret;
+	dbgp_get_data(data, size);
+	return ret;
+}
+
+static int dbgp_control_msg(unsigned devnum, int requesttype,
+	int request, int value, int index, void *data, int size)
+{
+	u32 pids, addr, ctrl;
+	struct usb_ctrlrequest req;
+	int read;
+	int ret;
+
+	read = (requesttype & USB_DIR_IN) != 0;
+	if (size > (read ? DBGP_MAX_PACKET:0))
+		return -1;
+
+	/* Compute the control message */
+	req.bRequestType = requesttype;
+	req.bRequest = request;
+	req.wValue = cpu_to_le16(value);
+	req.wIndex = cpu_to_le16(index);
+	req.wLength = cpu_to_le16(size);
+
+	pids = DBGP_PID_SET(USB_PID_DATA0, USB_PID_SETUP);
+	addr = DBGP_EPADDR(devnum, 0);
+
+	ctrl = readl(&ehci_debug->control);
+	ctrl = dbgp_len_update(ctrl, sizeof(req));
+	ctrl |= DBGP_OUT;
+	ctrl |= DBGP_GO;
+
+	/* Send the setup message */
+	dbgp_set_data(&req, sizeof(req));
+	writel(addr, &ehci_debug->address);
+	writel(pids, &ehci_debug->pids);
+	ret = dbgp_wait_until_done(ctrl);
+	if (ret < 0)
+		return ret;
+
+	/* Read the result */
+	return dbgp_bulk_read(devnum, 0, data, size);
+}
+
+
+/* Find a PCI capability */
+static u32 __init find_cap(u32 num, u32 slot, u32 func, int cap)
+{
+	u8 pos;
+	int bytes;
+
+	if (!(read_pci_config_16(num, slot, func, PCI_STATUS) &
+		PCI_STATUS_CAP_LIST))
+		return 0;
+
+	pos = read_pci_config_byte(num, slot, func, PCI_CAPABILITY_LIST);
+	for (bytes = 0; bytes < 48 && pos >= 0x40; bytes++) {
+		u8 id;
+
+		pos &= ~3;
+		id = read_pci_config_byte(num, slot, func, pos+PCI_CAP_LIST_ID);
+		if (id == 0xff)
+			break;
+		if (id == cap)
+			return pos;
+
+		pos = read_pci_config_byte(num, slot, func,
+						 pos+PCI_CAP_LIST_NEXT);
+	}
+	return 0;
+}
+
+static u32 __init __find_dbgp(u32 bus, u32 slot, u32 func)
+{
+	u32 class;
+
+	class = read_pci_config(bus, slot, func, PCI_CLASS_REVISION);
+	if ((class >> 8) != PCI_CLASS_SERIAL_USB_EHCI)
+		return 0;
+
+	return find_cap(bus, slot, func, PCI_CAP_ID_EHCI_DEBUG);
+}
+
+static u32 __init find_dbgp(int ehci_num, u32 *rbus, u32 *rslot, u32 *rfunc)
+{
+	u32 bus, slot, func;
+
+	for (bus = 0; bus < 256; bus++) {
+		for (slot = 0; slot < 32; slot++) {
+			for (func = 0; func < 8; func++) {
+				unsigned cap;
+
+				cap = __find_dbgp(bus, slot, func);
+
+				if (!cap)
+					continue;
+				if (ehci_num-- != 0)
+					continue;
+				*rbus = bus;
+				*rslot = slot;
+				*rfunc = func;
+				return cap;
+			}
+		}
+	}
+	return 0;
+}
+
+static int dbgp_ehci_startup(void)
+{
+	u32 ctrl, cmd, status;
+	int loop;
+
+	/* Claim ownership, but do not enable yet */
+	ctrl = readl(&ehci_debug->control);
+	ctrl |= DBGP_OWNER;
+	ctrl &= ~(DBGP_ENABLED | DBGP_INUSE);
+	writel(ctrl, &ehci_debug->control);
+	udelay(1);
+
+	dbgp_ehci_status("EHCI startup");
+	/* Start the ehci running */
+	cmd = readl(&ehci_regs->command);
+	cmd &= ~(CMD_LRESET | CMD_IAAD | CMD_PSE | CMD_ASE | CMD_RESET);
+	cmd |= CMD_RUN;
+	writel(cmd, &ehci_regs->command);
+
+	/* Ensure everything is routed to the EHCI */
+	writel(FLAG_CF, &ehci_regs->configured_flag);
+
+	/* Wait until the controller is no longer halted */
+	loop = 10;
+	do {
+		status = readl(&ehci_regs->status);
+		if (!(status & STS_HALT))
+			break;
+		udelay(1);
+	} while (--loop > 0);
+
+	if (!loop) {
+		dbgp_printk("ehci can not be started\n");
+		return -ENODEV;
+	}
+	dbgp_printk("ehci started\n");
+	return 0;
+}
+
+static int dbgp_ehci_controller_reset(void)
+{
+	int loop = 250 * 1000;
+	u32 cmd;
+
+	/* Reset the EHCI controller */
+	cmd = readl(&ehci_regs->command);
+	cmd |= CMD_RESET;
+	writel(cmd, &ehci_regs->command);
+	do {
+		cmd = readl(&ehci_regs->command);
+	} while ((cmd & CMD_RESET) && (--loop > 0));
+
+	if (!loop) {
+		dbgp_printk("can not reset ehci\n");
+		return -1;
+	}
+	dbgp_ehci_status("ehci reset done");
+	return 0;
+}
+static int ehci_wait_for_port(int port);
+/* Return 0 on success
+ * Return -ENODEV for any general failure
+ * Return -EIO if wait for port fails
+ */
+int dbgp_external_startup(void)
+{
+	int devnum;
+	struct usb_debug_descriptor dbgp_desc;
+	int ret;
+	u32 ctrl, portsc, cmd;
+	int dbg_port = dbgp_phys_port;
+	int tries = 3;
+	int reset_port_tries = 1;
+	int try_hard_once = 1;
+
+try_port_reset_again:
+	ret = dbgp_ehci_startup();
+	if (ret)
+		return ret;
+
+	/* Wait for a device to show up in the debug port */
+	ret = ehci_wait_for_port(dbg_port);
+	if (ret < 0) {
+		portsc = readl(&ehci_regs->port_status[dbg_port - 1]);
+		if (!(portsc & PORT_CONNECT) && try_hard_once) {
+			/* Last ditch effort to try to force enable
+			 * the debug device by using the packet test
+			 * ehci command to try and wake it up. */
+			try_hard_once = 0;
+			cmd = readl(&ehci_regs->command);
+			cmd &= ~CMD_RUN;
+			writel(cmd, &ehci_regs->command);
+			portsc = readl(&ehci_regs->port_status[dbg_port - 1]);
+			portsc |= PORT_TEST_PKT;
+			writel(portsc, &ehci_regs->port_status[dbg_port - 1]);
+			dbgp_ehci_status("Trying to force debug port online");
+			mdelay(50);
+			dbgp_ehci_controller_reset();
+			goto try_port_reset_again;
+		} else if (reset_port_tries--) {
+			goto try_port_reset_again;
+		}
+		dbgp_printk("No device found in debug port\n");
+		return -EIO;
+	}
+	dbgp_ehci_status("wait for port done");
+
+	/* Enable the debug port */
+	ctrl = readl(&ehci_debug->control);
+	ctrl |= DBGP_CLAIM;
+	writel(ctrl, &ehci_debug->control);
+	ctrl = readl(&ehci_debug->control);
+	if ((ctrl & DBGP_CLAIM) != DBGP_CLAIM) {
+		dbgp_printk("No device in debug port\n");
+		writel(ctrl & ~DBGP_CLAIM, &ehci_debug->control);
+		return -ENODEV;
+	}
+	dbgp_ehci_status("debug ported enabled");
+
+	/* Completely transfer the debug device to the debug controller */
+	portsc = readl(&ehci_regs->port_status[dbg_port - 1]);
+	portsc &= ~PORT_PE;
+	writel(portsc, &ehci_regs->port_status[dbg_port - 1]);
+
+	dbgp_mdelay(100);
+
+try_again:
+	/* Find the debug device and make it device number 127 */
+	for (devnum = 0; devnum <= 127; devnum++) {
+		ret = dbgp_control_msg(devnum,
+			USB_DIR_IN | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+			USB_REQ_GET_DESCRIPTOR, (USB_DT_DEBUG << 8), 0,
+			&dbgp_desc, sizeof(dbgp_desc));
+		if (ret > 0)
+			break;
+	}
+	if (devnum > 127) {
+		dbgp_printk("Could not find attached debug device\n");
+		goto err;
+	}
+	if (ret < 0) {
+		dbgp_printk("Attached device is not a debug device\n");
+		goto err;
+	}
+	dbgp_endpoint_out = dbgp_desc.bDebugOutEndpoint;
+
+	/* Move the device to 127 if it isn't already there */
+	if (devnum != USB_DEBUG_DEVNUM) {
+		ret = dbgp_control_msg(devnum,
+			USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+			USB_REQ_SET_ADDRESS, USB_DEBUG_DEVNUM, 0, NULL, 0);
+		if (ret < 0) {
+			dbgp_printk("Could not move attached device to %d\n",
+				USB_DEBUG_DEVNUM);
+			goto err;
+		}
+		devnum = USB_DEBUG_DEVNUM;
+		dbgp_printk("debug device renamed to 127\n");
+	}
+
+	/* Enable the debug interface */
+	ret = dbgp_control_msg(USB_DEBUG_DEVNUM,
+		USB_DIR_OUT | USB_TYPE_STANDARD | USB_RECIP_DEVICE,
+		USB_REQ_SET_FEATURE, USB_DEVICE_DEBUG_MODE, 0, NULL, 0);
+	if (ret < 0) {
+		dbgp_printk(" Could not enable the debug device\n");
+		goto err;
+	}
+	dbgp_printk("debug interface enabled\n");
+	/* Perform a small write to get the even/odd data state in sync
+	 */
+	ret = dbgp_bulk_write(USB_DEBUG_DEVNUM, dbgp_endpoint_out, " ", 1);
+	if (ret < 0) {
+		dbgp_printk("dbgp_bulk_write failed: %d\n", ret);
+		goto err;
+	}
+	dbgp_printk("small write doned\n");
+	dbgp_not_safe = 0;
+
+	return 0;
+err:
+	if (tries--)
+		goto try_again;
+	return -ENODEV;
+}
+EXPORT_SYMBOL_GPL(dbgp_external_startup);
+
+static int __init ehci_reset_port(int port)
+{
+	u32 portsc;
+	u32 delay_time, delay;
+	int loop;
+
+	dbgp_ehci_status("reset port");
+	/* Reset the usb debug port */
+	portsc = readl(&ehci_regs->port_status[port - 1]);
+	portsc &= ~PORT_PE;
+	portsc |= PORT_RESET;
+	writel(portsc, &ehci_regs->port_status[port - 1]);
+
+	delay = HUB_ROOT_RESET_TIME;
+	for (delay_time = 0; delay_time < HUB_RESET_TIMEOUT;
+	     delay_time += delay) {
+		dbgp_mdelay(delay);
+		portsc = readl(&ehci_regs->port_status[port - 1]);
+		if (!(portsc & PORT_RESET))
+			break;
+	}
+		if (portsc & PORT_RESET) {
+			/* force reset to complete */
+			loop = 100 * 1000;
+			writel(portsc & ~(PORT_RWC_BITS | PORT_RESET),
+				&ehci_regs->port_status[port - 1]);
+			do {
+				udelay(1);
+				portsc = readl(&ehci_regs->port_status[port-1]);
+			} while ((portsc & PORT_RESET) && (--loop > 0));
+		}
+
+		/* Device went away? */
+		if (!(portsc & PORT_CONNECT))
+			return -ENOTCONN;
+
+		/* bomb out completely if something weird happend */
+		if ((portsc & PORT_CSC))
+			return -EINVAL;
+
+		/* If we've finished resetting, then break out of the loop */
+		if (!(portsc & PORT_RESET) && (portsc & PORT_PE))
+			return 0;
+	return -EBUSY;
+}
+
+static int ehci_wait_for_port(int port)
+{
+	u32 status;
+	int ret, reps;
+
+	for (reps = 0; reps < 300; reps++) {
+		status = readl(&ehci_regs->status);
+		if (status & STS_PCD)
+			break;
+		dbgp_mdelay(1);
+	}
+	ret = ehci_reset_port(port);
+	if (ret == 0)
+		return 0;
+	return -ENOTCONN;
+}
+
+typedef void (*set_debug_port_t)(int port);
+
+static void __init default_set_debug_port(int port)
+{
+}
+
+static set_debug_port_t __initdata set_debug_port = default_set_debug_port;
+
+static void __init nvidia_set_debug_port(int port)
+{
+	u32 dword;
+	dword = read_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func,
+				 0x74);
+	dword &= ~(0x0f<<12);
+	dword |= ((port & 0x0f)<<12);
+	write_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func, 0x74,
+				 dword);
+	dbgp_printk("set debug port to %d\n", port);
+}
+
+static void __init detect_set_debug_port(void)
+{
+	u32 vendorid;
+
+	vendorid = read_pci_config(ehci_dev.bus, ehci_dev.slot, ehci_dev.func,
+		 0x00);
+
+	if ((vendorid & 0xffff) == 0x10de) {
+		dbgp_printk("using nvidia set_debug_port\n");
+		set_debug_port = nvidia_set_debug_port;
+	}
+}
+
+/* The code in early_ehci_bios_handoff() is derived from the usb pci
+ * quirk initialization, but altered so as to use the early PCI
+ * routines. */
+#define EHCI_USBLEGSUP_BIOS	(1 << 16)	/* BIOS semaphore */
+#define EHCI_USBLEGCTLSTS	4		/* legacy control/status */
+static void __init early_ehci_bios_handoff(void)
+{
+	u32 hcc_params = readl(&ehci_caps->hcc_params);
+	int offset = (hcc_params >> 8) & 0xff;
+	u32 cap;
+	int msec;
+
+	if (!offset)
+		return;
+
+	cap = read_pci_config(ehci_dev.bus, ehci_dev.slot,
+			      ehci_dev.func, offset);
+	dbgp_printk("dbgp: ehci BIOS state %08x\n", cap);
+
+	if ((cap & 0xff) == 1 && (cap & EHCI_USBLEGSUP_BIOS)) {
+		dbgp_printk("dbgp: BIOS handoff\n");
+		write_pci_config_byte(ehci_dev.bus, ehci_dev.slot,
+				      ehci_dev.func, offset + 3, 1);
+	}
+
+	/* if boot firmware now owns EHCI, spin till it hands it over. */
+	msec = 1000;
+	while ((cap & EHCI_USBLEGSUP_BIOS) && (msec > 0)) {
+		mdelay(10);
+		msec -= 10;
+		cap = read_pci_config(ehci_dev.bus, ehci_dev.slot,
+				      ehci_dev.func, offset);
+	}
+
+	if (cap & EHCI_USBLEGSUP_BIOS) {
+		/* well, possibly buggy BIOS... try to shut it down,
+		 * and hope nothing goes too wrong */
+		dbgp_printk("dbgp: BIOS handoff failed: %08x\n", cap);
+		write_pci_config_byte(ehci_dev.bus, ehci_dev.slot,
+				      ehci_dev.func, offset + 2, 0);
+	}
+
+	/* just in case, always disable EHCI SMIs */
+	write_pci_config_byte(ehci_dev.bus, ehci_dev.slot, ehci_dev.func,
+			      offset + EHCI_USBLEGCTLSTS, 0);
+}
+
+static int __init ehci_setup(void)
+{
+	u32 ctrl, portsc, hcs_params;
+	u32 debug_port, new_debug_port = 0, n_ports;
+	int ret, i;
+	int port_map_tried;
+	int playtimes = 3;
+
+	early_ehci_bios_handoff();
+
+try_next_time:
+	port_map_tried = 0;
+
+try_next_port:
+
+	hcs_params = readl(&ehci_caps->hcs_params);
+	debug_port = HCS_DEBUG_PORT(hcs_params);
+	dbgp_phys_port = debug_port;
+	n_ports    = HCS_N_PORTS(hcs_params);
+
+	dbgp_printk("debug_port: %d\n", debug_port);
+	dbgp_printk("n_ports:    %d\n", n_ports);
+	dbgp_ehci_status("");
+
+	for (i = 1; i <= n_ports; i++) {
+		portsc = readl(&ehci_regs->port_status[i-1]);
+		dbgp_printk("portstatus%d: %08x\n", i, portsc);
+	}
+
+	if (port_map_tried && (new_debug_port != debug_port)) {
+		if (--playtimes) {
+			set_debug_port(new_debug_port);
+			goto try_next_time;
+		}
+		return -1;
+	}
+
+	/* Only reset the controller if it is not already in the
+	 * configured state */
+	if (!(readl(&ehci_regs->configured_flag) & FLAG_CF)) {
+		if (dbgp_ehci_controller_reset() != 0)
+			return -1;
+	} else {
+		dbgp_ehci_status("ehci skip - already configured");
+	}
+
+	ret = dbgp_external_startup();
+	if (ret == -EIO)
+		goto next_debug_port;
+
+	if (ret < 0) {
+		/* Things didn't work so remove my claim */
+		ctrl = readl(&ehci_debug->control);
+		ctrl &= ~(DBGP_CLAIM | DBGP_OUT);
+		writel(ctrl, &ehci_debug->control);
+		return -1;
+	}
+	return 0;
+
+next_debug_port:
+	port_map_tried |= (1<<(debug_port - 1));
+	new_debug_port = ((debug_port-1+1)%n_ports) + 1;
+	if (port_map_tried != ((1<<n_ports) - 1)) {
+		set_debug_port(new_debug_port);
+		goto try_next_port;
+	}
+	if (--playtimes) {
+		set_debug_port(new_debug_port);
+		goto try_next_time;
+	}
+
+	return -1;
+}
+
+int __init early_dbgp_init(char *s)
+{
+	u32 debug_port, bar, offset;
+	u32 bus, slot, func, cap;
+	void __iomem *ehci_bar;
+	u32 dbgp_num;
+	u32 bar_val;
+	char *e;
+	int ret;
+	u8 byte;
+
+	if (!early_pci_allowed())
+		return -1;
+
+	dbgp_num = 0;
+	if (*s)
+		dbgp_num = simple_strtoul(s, &e, 10);
+	dbgp_printk("dbgp_num: %d\n", dbgp_num);
+
+	cap = find_dbgp(dbgp_num, &bus, &slot, &func);
+	if (!cap)
+		return -1;
+
+	dbgp_printk("Found EHCI debug port on %02x:%02x.%1x\n", bus, slot,
+			 func);
+
+	debug_port = read_pci_config(bus, slot, func, cap);
+	bar = (debug_port >> 29) & 0x7;
+	bar = (bar * 4) + 0xc;
+	offset = (debug_port >> 16) & 0xfff;
+	dbgp_printk("bar: %02x offset: %03x\n", bar, offset);
+	if (bar != PCI_BASE_ADDRESS_0) {
+		dbgp_printk("only debug ports on bar 1 handled.\n");
+
+		return -1;
+	}
+
+	bar_val = read_pci_config(bus, slot, func, PCI_BASE_ADDRESS_0);
+	dbgp_printk("bar_val: %02x offset: %03x\n", bar_val, offset);
+	if (bar_val & ~PCI_BASE_ADDRESS_MEM_MASK) {
+		dbgp_printk("only simple 32bit mmio bars supported\n");
+
+		return -1;
+	}
+
+	/* double check if the mem space is enabled */
+	byte = read_pci_config_byte(bus, slot, func, 0x04);
+	if (!(byte & 0x2)) {
+		byte  |= 0x02;
+		write_pci_config_byte(bus, slot, func, 0x04, byte);
+		dbgp_printk("mmio for ehci enabled\n");
+	}
+
+	/*
+	 * FIXME I don't have the bar size so just guess PAGE_SIZE is more
+	 * than enough.  1K is the biggest I have seen.
+	 */
+	set_fixmap_nocache(FIX_DBGP_BASE, bar_val & PAGE_MASK);
+	ehci_bar = (void __iomem *)__fix_to_virt(FIX_DBGP_BASE);
+	ehci_bar += bar_val & ~PAGE_MASK;
+	dbgp_printk("ehci_bar: %p\n", ehci_bar);
+
+	ehci_caps  = ehci_bar;
+	ehci_regs  = ehci_bar + HC_LENGTH(readl(&ehci_caps->hc_capbase));
+	ehci_debug = ehci_bar + offset;
+	ehci_dev.bus = bus;
+	ehci_dev.slot = slot;
+	ehci_dev.func = func;
+
+	detect_set_debug_port();
+
+	ret = ehci_setup();
+	if (ret < 0) {
+		dbgp_printk("ehci_setup failed\n");
+		ehci_debug = NULL;
+
+		return -1;
+	}
+	dbgp_ehci_status("early_init_complete");
+
+	return 0;
+}
+
+static void early_dbgp_write(struct console *con, const char *str, u32 n)
+{
+	int chunk, ret;
+	char buf[DBGP_MAX_PACKET];
+	int use_cr = 0;
+	u32 cmd, ctrl;
+	int reset_run = 0;
+
+	if (!ehci_debug || dbgp_not_safe)
+		return;
+
+	cmd = readl(&ehci_regs->command);
+	if (unlikely(!(cmd & CMD_RUN))) {
+		/* If the ehci controller is not in the run state do extended
+		 * checks to see if the acpi or some other initialization also
+		 * reset the ehci debug port */
+		ctrl = readl(&ehci_debug->control);
+		if (!(ctrl & DBGP_ENABLED)) {
+			dbgp_not_safe = 1;
+			dbgp_external_startup();
+		} else {
+			cmd |= CMD_RUN;
+			writel(cmd, &ehci_regs->command);
+			reset_run = 1;
+		}
+	}
+	while (n > 0) {
+		for (chunk = 0; chunk < DBGP_MAX_PACKET && n > 0;
+		     str++, chunk++, n--) {
+			if (!use_cr && *str == '\n') {
+				use_cr = 1;
+				buf[chunk] = '\r';
+				str--;
+				n++;
+				continue;
+			}
+			if (use_cr)
+				use_cr = 0;
+			buf[chunk] = *str;
+		}
+		if (chunk > 0) {
+			ret = dbgp_bulk_write(USB_DEBUG_DEVNUM,
+				      dbgp_endpoint_out, buf, chunk);
+		}
+	}
+	if (unlikely(reset_run)) {
+		cmd = readl(&ehci_regs->command);
+		cmd &= ~CMD_RUN;
+		writel(cmd, &ehci_regs->command);
+	}
+}
+
+struct console early_dbgp_console = {
+	.name =		"earlydbg",
+	.write =	early_dbgp_write,
+	.flags =	CON_PRINTBUFFER,
+	.index =	-1,
+};
+
+int dbgp_reset_prep(void)
+{
+	u32 ctrl;
+
+	dbgp_not_safe = 1;
+	if (!ehci_debug)
+		return 0;
+
+	if (early_dbgp_console.index != -1 &&
+		!(early_dbgp_console.flags & CON_BOOT))
+		return 1;
+	/* This means the console is not initialized, or should get
+	 * shutdown so as to allow for reuse of the usb device, which
+	 * means it is time to shutdown the usb debug port. */
+	ctrl = readl(&ehci_debug->control);
+	if (ctrl & DBGP_ENABLED) {
+		ctrl &= ~(DBGP_CLAIM);
+		writel(ctrl, &ehci_debug->control);
+	}
+	return 0;
+}
+EXPORT_SYMBOL_GPL(dbgp_reset_prep);
diff --git a/drivers/usb/gadget/Kconfig b/drivers/usb/gadget/Kconfig
index 9f986b417c5b..a18e3c5dd82e 100644
--- a/drivers/usb/gadget/Kconfig
+++ b/drivers/usb/gadget/Kconfig
@@ -124,7 +124,7 @@ choice
 
 config USB_GADGET_AT91
 	boolean "Atmel AT91 USB Device Port"
-	depends on ARCH_AT91 && !ARCH_AT91SAM9RL && !ARCH_AT91CAP9
+	depends on ARCH_AT91 && !ARCH_AT91SAM9RL && !ARCH_AT91CAP9 && !ARCH_AT91SAM9G45
 	select USB_GADGET_SELECTED
 	help
 	   Many Atmel AT91 processors (such as the AT91RM2000) have a
@@ -143,7 +143,7 @@ config USB_AT91
 config USB_GADGET_ATMEL_USBA
 	boolean "Atmel USBA"
 	select USB_GADGET_DUALSPEED
-	depends on AVR32 || ARCH_AT91CAP9 || ARCH_AT91SAM9RL
+	depends on AVR32 || ARCH_AT91CAP9 || ARCH_AT91SAM9RL || ARCH_AT91SAM9G45
 	help
 	  USBA is the integrated high-speed USB Device controller on
 	  the AT32AP700x, some AT91SAM9 and AT91CAP9 processors from Atmel.
@@ -223,6 +223,7 @@ config USB_OTG
 config USB_GADGET_PXA25X
 	boolean "PXA 25x or IXP 4xx"
 	depends on (ARCH_PXA && PXA25x) || ARCH_IXP4XX
+	select USB_OTG_UTILS
 	help
 	   Intel's PXA 25x series XScale ARM-5TE processors include
 	   an integrated full speed USB 1.1 device controller.  The
@@ -627,9 +628,10 @@ config USB_AUDIO
 config USB_ETH
 	tristate "Ethernet Gadget (with CDC Ethernet support)"
 	depends on NET
+	select CRC32
 	help
-	  This driver implements Ethernet style communication, in either
-	  of two ways:
+	  This driver implements Ethernet style communication, in one of
+	  several ways:
 	  
 	   - The "Communication Device Class" (CDC) Ethernet Control Model.
 	     That protocol is often avoided with pure Ethernet adapters, in
@@ -639,7 +641,11 @@ config USB_ETH
 	   - On hardware can't implement that protocol, a simple CDC subset
 	     is used, placing fewer demands on USB.
 
-	  RNDIS support is a third option, more demanding than that subset.
+	   - CDC Ethernet Emulation Model (EEM) is a newer standard that has
+	     a simpler interface that can be used by more USB hardware.
+
+	  RNDIS support is an additional option, more demanding than than
+	  subset.
 
 	  Within the USB device, this gadget driver exposes a network device
 	  "usbX", where X depends on what other networking devices you have.
@@ -672,6 +678,22 @@ config USB_ETH_RNDIS
 	   XP, you'll need to download drivers from Microsoft's website; a URL
 	   is given in comments found in that info file.
 
+config USB_ETH_EEM
+       bool "Ethernet Emulation Model (EEM) support"
+       depends on USB_ETH
+       default n
+       help
+         CDC EEM is a newer USB standard that is somewhat simpler than CDC ECM
+         and therefore can be supported by more hardware.  Technically ECM and
+         EEM are designed for different applications.  The ECM model extends
+         the network interface to the target (e.g. a USB cable modem), and the
+         EEM model is for mobile devices to communicate with hosts using
+         ethernet over USB.  For Linux gadgets, however, the interface with
+         the host is the same (a usbX device), so the differences are minimal.
+
+         If you say "y" here, the Ethernet gadget driver will use the EEM
+         protocol rather than ECM.  If unsure, say "n".
+
 config USB_GADGETFS
 	tristate "Gadget Filesystem (EXPERIMENTAL)"
 	depends on EXPERIMENTAL
diff --git a/drivers/usb/gadget/amd5536udc.c b/drivers/usb/gadget/amd5536udc.c
index 77352ccc245e..d5b65962dd36 100644
--- a/drivers/usb/gadget/amd5536udc.c
+++ b/drivers/usb/gadget/amd5536udc.c
@@ -2378,40 +2378,34 @@ static irqreturn_t udc_data_in_isr(struct udc *dev, int ep_ix)
 		if (!ep->cancel_transfer && !list_empty(&ep->queue)) {
 			req = list_entry(ep->queue.next,
 					struct udc_request, queue);
-			if (req) {
-				/*
-				 * length bytes transfered
-				 * check dma done of last desc. in PPBDU mode
-				 */
-				if (use_dma_ppb_du) {
-					td = udc_get_last_dma_desc(req);
-					if (td) {
-						dma_done =
-							AMD_GETBITS(td->status,
-							UDC_DMA_IN_STS_BS);
-						/* don't care DMA done */
-						req->req.actual =
-							req->req.length;
-					}
-				} else {
-					/* assume all bytes transferred */
+			/*
+			 * length bytes transfered
+			 * check dma done of last desc. in PPBDU mode
+			 */
+			if (use_dma_ppb_du) {
+				td = udc_get_last_dma_desc(req);
+				if (td) {
+					dma_done =
+						AMD_GETBITS(td->status,
+						UDC_DMA_IN_STS_BS);
+					/* don't care DMA done */
 					req->req.actual = req->req.length;
 				}
+			} else {
+				/* assume all bytes transferred */
+				req->req.actual = req->req.length;
+			}
 
-				if (req->req.actual == req->req.length) {
-					/* complete req */
-					complete_req(ep, req, 0);
-					req->dma_going = 0;
-					/* further request available ? */
-					if (list_empty(&ep->queue)) {
-						/* disable interrupt */
-						tmp = readl(
-							&dev->regs->ep_irqmsk);
-						tmp |= AMD_BIT(ep->num);
-						writel(tmp,
-							&dev->regs->ep_irqmsk);
-					}
-
+			if (req->req.actual == req->req.length) {
+				/* complete req */
+				complete_req(ep, req, 0);
+				req->dma_going = 0;
+				/* further request available ? */
+				if (list_empty(&ep->queue)) {
+					/* disable interrupt */
+					tmp = readl(&dev->regs->ep_irqmsk);
+					tmp |= AMD_BIT(ep->num);
+					writel(tmp, &dev->regs->ep_irqmsk);
 				}
 			}
 		}
diff --git a/drivers/usb/gadget/at91_udc.c b/drivers/usb/gadget/at91_udc.c
index 72bae8f39d81..66450a1abc22 100644
--- a/drivers/usb/gadget/at91_udc.c
+++ b/drivers/usb/gadget/at91_udc.c
@@ -1754,7 +1754,6 @@ static int __init at91udc_probe(struct platform_device *pdev)
 				IRQF_DISABLED, driver_name, udc)) {
 			DBG("request vbus irq %d failed\n",
 					udc->board.vbus_pin);
-			free_irq(udc->udp_irq, udc);
 			retval = -EBUSY;
 			goto fail3;
 		}
diff --git a/drivers/usb/gadget/audio.c b/drivers/usb/gadget/audio.c
index 9f80f4e970bd..a3a0f4a27ef0 100644
--- a/drivers/usb/gadget/audio.c
+++ b/drivers/usb/gadget/audio.c
@@ -106,20 +106,20 @@ static int audio_set_endpoint_req(struct usb_configuration *c,
 			ctrl->bRequest, w_value, len, ep);
 
 	switch (ctrl->bRequest) {
-	case SET_CUR:
+	case UAC_SET_CUR:
 		value = 0;
 		break;
 
-	case SET_MIN:
+	case UAC_SET_MIN:
 		break;
 
-	case SET_MAX:
+	case UAC_SET_MAX:
 		break;
 
-	case SET_RES:
+	case UAC_SET_RES:
 		break;
 
-	case SET_MEM:
+	case UAC_SET_MEM:
 		break;
 
 	default:
@@ -142,13 +142,13 @@ static int audio_get_endpoint_req(struct usb_configuration *c,
 			ctrl->bRequest, w_value, len, ep);
 
 	switch (ctrl->bRequest) {
-	case GET_CUR:
-	case GET_MIN:
-	case GET_MAX:
-	case GET_RES:
+	case UAC_GET_CUR:
+	case UAC_GET_MIN:
+	case UAC_GET_MAX:
+	case UAC_GET_RES:
 		value = 3;
 		break;
-	case GET_MEM:
+	case UAC_GET_MEM:
 		break;
 	default:
 		break;
@@ -171,11 +171,11 @@ audio_setup(struct usb_configuration *c, const struct usb_ctrlrequest *ctrl)
 	 * Audio class messages; interface activation uses set_alt().
 	 */
 	switch (ctrl->bRequestType) {
-	case USB_AUDIO_SET_ENDPOINT:
+	case USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_ENDPOINT:
 		value = audio_set_endpoint_req(c, ctrl);
 		break;
 
-	case USB_AUDIO_GET_ENDPOINT:
+	case USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_ENDPOINT:
 		value = audio_get_endpoint_req(c, ctrl);
 		break;
 
diff --git a/drivers/usb/gadget/composite.c b/drivers/usb/gadget/composite.c
index 59e85234fa0a..d05397ec8a18 100644
--- a/drivers/usb/gadget/composite.c
+++ b/drivers/usb/gadget/composite.c
@@ -602,7 +602,7 @@ static int get_string(struct usb_composite_dev *cdev,
 			}
 		}
 
-		for (len = 0; s->wData[len] && len <= 126; len++)
+		for (len = 0; len <= 126 && s->wData[len]; len++)
 			continue;
 		if (!len)
 			return -EINVAL;
diff --git a/drivers/usb/gadget/dummy_hcd.c b/drivers/usb/gadget/dummy_hcd.c
index a56b24d305f8..5e0966485188 100644
--- a/drivers/usb/gadget/dummy_hcd.c
+++ b/drivers/usb/gadget/dummy_hcd.c
@@ -1306,11 +1306,6 @@ restart:
 			setup = *(struct usb_ctrlrequest*) urb->setup_packet;
 			w_index = le16_to_cpu(setup.wIndex);
 			w_value = le16_to_cpu(setup.wValue);
-			if (le16_to_cpu(setup.wLength) !=
-					urb->transfer_buffer_length) {
-				status = -EOVERFLOW;
-				goto return_urb;
-			}
 
 			/* paranoia, in case of stale queued data */
 			list_for_each_entry (req, &ep->queue, queue) {
diff --git a/drivers/usb/gadget/ether.c b/drivers/usb/gadget/ether.c
index bd102f5052ba..167cb2a8ecef 100644
--- a/drivers/usb/gadget/ether.c
+++ b/drivers/usb/gadget/ether.c
@@ -114,6 +114,7 @@ static inline bool has_rndis(void)
 #include "f_rndis.c"
 #include "rndis.c"
 #endif
+#include "f_eem.c"
 #include "u_ether.c"
 
 /*-------------------------------------------------------------------------*/
@@ -150,6 +151,10 @@ static inline bool has_rndis(void)
 #define RNDIS_VENDOR_NUM	0x0525	/* NetChip */
 #define RNDIS_PRODUCT_NUM	0xa4a2	/* Ethernet/RNDIS Gadget */
 
+/* For EEM gadgets */
+#define EEM_VENDOR_NUM		0x1d6b	/* Linux Foundation */
+#define EEM_PRODUCT_NUM		0x0102	/* EEM Gadget */
+
 /*-------------------------------------------------------------------------*/
 
 static struct usb_device_descriptor device_desc = {
@@ -246,8 +251,16 @@ static struct usb_configuration rndis_config_driver = {
 
 /*-------------------------------------------------------------------------*/
 
+#ifdef CONFIG_USB_ETH_EEM
+static int use_eem = 1;
+#else
+static int use_eem;
+#endif
+module_param(use_eem, bool, 0);
+MODULE_PARM_DESC(use_eem, "use CDC EEM mode");
+
 /*
- * We _always_ have an ECM or CDC Subset configuration.
+ * We _always_ have an ECM, CDC Subset, or EEM configuration.
  */
 static int __init eth_do_config(struct usb_configuration *c)
 {
@@ -258,7 +271,9 @@ static int __init eth_do_config(struct usb_configuration *c)
 		c->bmAttributes |= USB_CONFIG_ATT_WAKEUP;
 	}
 
-	if (can_support_ecm(c->cdev->gadget))
+	if (use_eem)
+		return eem_bind_config(c);
+	else if (can_support_ecm(c->cdev->gadget))
 		return ecm_bind_config(c, hostaddr);
 	else
 		return geth_bind_config(c, hostaddr);
@@ -286,7 +301,12 @@ static int __init eth_bind(struct usb_composite_dev *cdev)
 		return status;
 
 	/* set up main config label and device descriptor */
-	if (can_support_ecm(cdev->gadget)) {
+	if (use_eem) {
+		/* EEM */
+		eth_config_driver.label = "CDC Ethernet (EEM)";
+		device_desc.idVendor = cpu_to_le16(EEM_VENDOR_NUM);
+		device_desc.idProduct = cpu_to_le16(EEM_PRODUCT_NUM);
+	} else if (can_support_ecm(cdev->gadget)) {
 		/* ECM */
 		eth_config_driver.label = "CDC Ethernet (ECM)";
 	} else {
diff --git a/drivers/usb/gadget/f_audio.c b/drivers/usb/gadget/f_audio.c
index 66527ba2d2ea..98e9bb977291 100644
--- a/drivers/usb/gadget/f_audio.c
+++ b/drivers/usb/gadget/f_audio.c
@@ -28,6 +28,9 @@ static int audio_buf_size = 48000;
 module_param(audio_buf_size, int, S_IRUGO);
 MODULE_PARM_DESC(audio_buf_size, "Audio buffer size");
 
+static int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value);
+static int generic_get_cmd(struct usb_audio_control *con, u8 cmd);
+
 /*
  * DESCRIPTORS ... most are static, but strings and full
  * configuration descriptors are built on demand.
@@ -50,16 +53,16 @@ static struct usb_interface_descriptor ac_interface_desc __initdata = {
 	.bInterfaceSubClass =	USB_SUBCLASS_AUDIOCONTROL,
 };
 
-DECLARE_USB_AC_HEADER_DESCRIPTOR(2);
+DECLARE_UAC_AC_HEADER_DESCRIPTOR(2);
 
-#define USB_DT_AC_HEADER_LENGH	USB_DT_AC_HEADER_SIZE(F_AUDIO_NUM_INTERFACES)
+#define UAC_DT_AC_HEADER_LENGTH	UAC_DT_AC_HEADER_SIZE(F_AUDIO_NUM_INTERFACES)
 /* B.3.2  Class-Specific AC Interface Descriptor */
-static struct usb_ac_header_descriptor_2 ac_header_desc = {
-	.bLength =		USB_DT_AC_HEADER_LENGH,
+static struct uac_ac_header_descriptor_2 ac_header_desc = {
+	.bLength =		UAC_DT_AC_HEADER_LENGTH,
 	.bDescriptorType =	USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype =	HEADER,
+	.bDescriptorSubtype =	UAC_HEADER,
 	.bcdADC =		__constant_cpu_to_le16(0x0100),
-	.wTotalLength =		__constant_cpu_to_le16(USB_DT_AC_HEADER_LENGH),
+	.wTotalLength =		__constant_cpu_to_le16(UAC_DT_AC_HEADER_LENGTH),
 	.bInCollection =	F_AUDIO_NUM_INTERFACES,
 	.baInterfaceNr = {
 		[0] =		F_AUDIO_AC_INTERFACE,
@@ -68,33 +71,33 @@ static struct usb_ac_header_descriptor_2 ac_header_desc = {
 };
 
 #define INPUT_TERMINAL_ID	1
-static struct usb_input_terminal_descriptor input_terminal_desc = {
-	.bLength =		USB_DT_AC_INPUT_TERMINAL_SIZE,
+static struct uac_input_terminal_descriptor input_terminal_desc = {
+	.bLength =		UAC_DT_INPUT_TERMINAL_SIZE,
 	.bDescriptorType =	USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype =	INPUT_TERMINAL,
+	.bDescriptorSubtype =	UAC_INPUT_TERMINAL,
 	.bTerminalID =		INPUT_TERMINAL_ID,
-	.wTerminalType =	USB_AC_TERMINAL_STREAMING,
+	.wTerminalType =	UAC_TERMINAL_STREAMING,
 	.bAssocTerminal =	0,
 	.wChannelConfig =	0x3,
 };
 
-DECLARE_USB_AC_FEATURE_UNIT_DESCRIPTOR(0);
+DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(0);
 
 #define FEATURE_UNIT_ID		2
-static struct usb_ac_feature_unit_descriptor_0 feature_unit_desc = {
-	.bLength		= USB_DT_AC_FEATURE_UNIT_SIZE(0),
+static struct uac_feature_unit_descriptor_0 feature_unit_desc = {
+	.bLength		= UAC_DT_FEATURE_UNIT_SIZE(0),
 	.bDescriptorType	= USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype	= FEATURE_UNIT,
+	.bDescriptorSubtype	= UAC_FEATURE_UNIT,
 	.bUnitID		= FEATURE_UNIT_ID,
 	.bSourceID		= INPUT_TERMINAL_ID,
 	.bControlSize		= 2,
-	.bmaControls[0]		= (FU_MUTE | FU_VOLUME),
+	.bmaControls[0]		= (UAC_FU_MUTE | UAC_FU_VOLUME),
 };
 
 static struct usb_audio_control mute_control = {
 	.list = LIST_HEAD_INIT(mute_control.list),
 	.name = "Mute Control",
-	.type = MUTE_CONTROL,
+	.type = UAC_MUTE_CONTROL,
 	/* Todo: add real Mute control code */
 	.set = generic_set_cmd,
 	.get = generic_get_cmd,
@@ -103,7 +106,7 @@ static struct usb_audio_control mute_control = {
 static struct usb_audio_control volume_control = {
 	.list = LIST_HEAD_INIT(volume_control.list),
 	.name = "Volume Control",
-	.type = VOLUME_CONTROL,
+	.type = UAC_VOLUME_CONTROL,
 	/* Todo: add real Volume control code */
 	.set = generic_set_cmd,
 	.get = generic_get_cmd,
@@ -113,17 +116,17 @@ static struct usb_audio_control_selector feature_unit = {
 	.list = LIST_HEAD_INIT(feature_unit.list),
 	.id = FEATURE_UNIT_ID,
 	.name = "Mute & Volume Control",
-	.type = FEATURE_UNIT,
+	.type = UAC_FEATURE_UNIT,
 	.desc = (struct usb_descriptor_header *)&feature_unit_desc,
 };
 
 #define OUTPUT_TERMINAL_ID	3
-static struct usb_output_terminal_descriptor output_terminal_desc = {
-	.bLength		= USB_DT_AC_OUTPUT_TERMINAL_SIZE,
+static struct uac_output_terminal_descriptor output_terminal_desc = {
+	.bLength		= UAC_DT_OUTPUT_TERMINAL_SIZE,
 	.bDescriptorType	= USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype	= OUTPUT_TERMINAL,
+	.bDescriptorSubtype	= UAC_OUTPUT_TERMINAL,
 	.bTerminalID		= OUTPUT_TERMINAL_ID,
-	.wTerminalType		= USB_AC_OUTPUT_TERMINAL_SPEAKER,
+	.wTerminalType		= UAC_OUTPUT_TERMINAL_SPEAKER,
 	.bAssocTerminal		= FEATURE_UNIT_ID,
 	.bSourceID		= FEATURE_UNIT_ID,
 };
@@ -148,22 +151,22 @@ static struct usb_interface_descriptor as_interface_alt_1_desc = {
 };
 
 /* B.4.2  Class-Specific AS Interface Descriptor */
-static struct usb_as_header_descriptor as_header_desc = {
-	.bLength =		USB_DT_AS_HEADER_SIZE,
+static struct uac_as_header_descriptor as_header_desc = {
+	.bLength =		UAC_DT_AS_HEADER_SIZE,
 	.bDescriptorType =	USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype =	AS_GENERAL,
+	.bDescriptorSubtype =	UAC_AS_GENERAL,
 	.bTerminalLink =	INPUT_TERMINAL_ID,
 	.bDelay =		1,
-	.wFormatTag =		USB_AS_AUDIO_FORMAT_TYPE_I_PCM,
+	.wFormatTag =		UAC_FORMAT_TYPE_I_PCM,
 };
 
-DECLARE_USB_AS_FORMAT_TYPE_I_DISCRETE_DESC(1);
+DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(1);
 
-static struct usb_as_formate_type_i_discrete_descriptor_1 as_type_i_desc = {
-	.bLength =		USB_AS_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(1),
+static struct uac_format_type_i_discrete_descriptor_1 as_type_i_desc = {
+	.bLength =		UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(1),
 	.bDescriptorType =	USB_DT_CS_INTERFACE,
-	.bDescriptorSubtype =	FORMAT_TYPE,
-	.bFormatType =		USB_AS_FORMAT_TYPE_I,
+	.bDescriptorSubtype =	UAC_FORMAT_TYPE,
+	.bFormatType =		UAC_FORMAT_TYPE_I,
 	.bSubframeSize =	2,
 	.bBitResolution =	16,
 	.bSamFreqType =		1,
@@ -174,17 +177,17 @@ static struct usb_endpoint_descriptor as_out_ep_desc __initdata = {
 	.bLength =		USB_DT_ENDPOINT_AUDIO_SIZE,
 	.bDescriptorType =	USB_DT_ENDPOINT,
 	.bEndpointAddress =	USB_DIR_OUT,
-	.bmAttributes =		USB_AS_ENDPOINT_ADAPTIVE
+	.bmAttributes =		USB_ENDPOINT_SYNC_ADAPTIVE
 				| USB_ENDPOINT_XFER_ISOC,
 	.wMaxPacketSize =	__constant_cpu_to_le16(OUT_EP_MAX_PACKET_SIZE),
 	.bInterval =		4,
 };
 
 /* Class-specific AS ISO OUT Endpoint Descriptor */
-static struct usb_as_iso_endpoint_descriptor as_iso_out_desc __initdata = {
-	.bLength =		USB_AS_ISO_ENDPOINT_DESC_SIZE,
+static struct uac_iso_endpoint_descriptor as_iso_out_desc __initdata = {
+	.bLength =		UAC_ISO_ENDPOINT_DESC_SIZE,
 	.bDescriptorType =	USB_DT_CS_ENDPOINT,
-	.bDescriptorSubtype =	EP_GENERAL,
+	.bDescriptorSubtype =	UAC_EP_GENERAL,
 	.bmAttributes = 	1,
 	.bLockDelayUnits =	1,
 	.wLockDelay =		__constant_cpu_to_le16(1),
@@ -456,11 +459,11 @@ f_audio_setup(struct usb_function *f, const struct usb_ctrlrequest *ctrl)
 	 * Audio class messages; interface activation uses set_alt().
 	 */
 	switch (ctrl->bRequestType) {
-	case USB_AUDIO_SET_INTF:
+	case USB_DIR_OUT | USB_TYPE_CLASS | USB_RECIP_INTERFACE:
 		value = audio_set_intf_req(f, ctrl);
 		break;
 
-	case USB_AUDIO_GET_INTF:
+	case USB_DIR_IN | USB_TYPE_CLASS | USB_RECIP_INTERFACE:
 		value = audio_get_intf_req(f, ctrl);
 		break;
 
@@ -632,6 +635,18 @@ f_audio_unbind(struct usb_configuration *c, struct usb_function *f)
 
 /*-------------------------------------------------------------------------*/
 
+static int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value)
+{
+	con->data[cmd] = value;
+
+	return 0;
+}
+
+static int generic_get_cmd(struct usb_audio_control *con, u8 cmd)
+{
+	return con->data[cmd];
+}
+
 /* Todo: add more control selecotor dynamically */
 int __init control_selector_init(struct f_audio *audio)
 {
@@ -642,10 +657,10 @@ int __init control_selector_init(struct f_audio *audio)
 	list_add(&mute_control.list, &feature_unit.control);
 	list_add(&volume_control.list, &feature_unit.control);
 
-	volume_control.data[_CUR] = 0xffc0;
-	volume_control.data[_MIN] = 0xe3a0;
-	volume_control.data[_MAX] = 0xfff0;
-	volume_control.data[_RES] = 0x0030;
+	volume_control.data[UAC__CUR] = 0xffc0;
+	volume_control.data[UAC__MIN] = 0xe3a0;
+	volume_control.data[UAC__MAX] = 0xfff0;
+	volume_control.data[UAC__RES] = 0x0030;
 
 	return 0;
 }
diff --git a/drivers/usb/gadget/f_eem.c b/drivers/usb/gadget/f_eem.c
new file mode 100644
index 000000000000..0a577d5694fd
--- /dev/null
+++ b/drivers/usb/gadget/f_eem.c
@@ -0,0 +1,562 @@
+/*
+ * f_eem.c -- USB CDC Ethernet (EEM) link function driver
+ *
+ * Copyright (C) 2003-2005,2008 David Brownell
+ * Copyright (C) 2008 Nokia Corporation
+ * Copyright (C) 2009 EF Johnson Technologies
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#include <linux/kernel.h>
+#include <linux/device.h>
+#include <linux/etherdevice.h>
+#include <linux/crc32.h>
+
+#include "u_ether.h"
+
+#define EEM_HLEN 2
+
+/*
+ * This function is a "CDC Ethernet Emulation Model" (CDC EEM)
+ * Ethernet link.
+ */
+
+struct eem_ep_descs {
+	struct usb_endpoint_descriptor	*in;
+	struct usb_endpoint_descriptor	*out;
+};
+
+struct f_eem {
+	struct gether			port;
+	u8				ctrl_id;
+
+	struct eem_ep_descs		fs;
+	struct eem_ep_descs		hs;
+};
+
+static inline struct f_eem *func_to_eem(struct usb_function *f)
+{
+	return container_of(f, struct f_eem, port.func);
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* interface descriptor: */
+
+static struct usb_interface_descriptor eem_intf __initdata = {
+	.bLength =		sizeof eem_intf,
+	.bDescriptorType =	USB_DT_INTERFACE,
+
+	/* .bInterfaceNumber = DYNAMIC */
+	.bNumEndpoints =	2,
+	.bInterfaceClass =	USB_CLASS_COMM,
+	.bInterfaceSubClass =	USB_CDC_SUBCLASS_EEM,
+	.bInterfaceProtocol =	USB_CDC_PROTO_EEM,
+	/* .iInterface = DYNAMIC */
+};
+
+/* full speed support: */
+
+static struct usb_endpoint_descriptor eem_fs_in_desc __initdata = {
+	.bLength =		USB_DT_ENDPOINT_SIZE,
+	.bDescriptorType =	USB_DT_ENDPOINT,
+
+	.bEndpointAddress =	USB_DIR_IN,
+	.bmAttributes =		USB_ENDPOINT_XFER_BULK,
+};
+
+static struct usb_endpoint_descriptor eem_fs_out_desc __initdata = {
+	.bLength =		USB_DT_ENDPOINT_SIZE,
+	.bDescriptorType =	USB_DT_ENDPOINT,
+
+	.bEndpointAddress =	USB_DIR_OUT,
+	.bmAttributes =		USB_ENDPOINT_XFER_BULK,
+};
+
+static struct usb_descriptor_header *eem_fs_function[] __initdata = {
+	/* CDC EEM control descriptors */
+	(struct usb_descriptor_header *) &eem_intf,
+	(struct usb_descriptor_header *) &eem_fs_in_desc,
+	(struct usb_descriptor_header *) &eem_fs_out_desc,
+	NULL,
+};
+
+/* high speed support: */
+
+static struct usb_endpoint_descriptor eem_hs_in_desc __initdata = {
+	.bLength =		USB_DT_ENDPOINT_SIZE,
+	.bDescriptorType =	USB_DT_ENDPOINT,
+
+	.bEndpointAddress =	USB_DIR_IN,
+	.bmAttributes =		USB_ENDPOINT_XFER_BULK,
+	.wMaxPacketSize =	cpu_to_le16(512),
+};
+
+static struct usb_endpoint_descriptor eem_hs_out_desc __initdata = {
+	.bLength =		USB_DT_ENDPOINT_SIZE,
+	.bDescriptorType =	USB_DT_ENDPOINT,
+
+	.bEndpointAddress =	USB_DIR_OUT,
+	.bmAttributes =		USB_ENDPOINT_XFER_BULK,
+	.wMaxPacketSize =	cpu_to_le16(512),
+};
+
+static struct usb_descriptor_header *eem_hs_function[] __initdata = {
+	/* CDC EEM control descriptors */
+	(struct usb_descriptor_header *) &eem_intf,
+	(struct usb_descriptor_header *) &eem_hs_in_desc,
+	(struct usb_descriptor_header *) &eem_hs_out_desc,
+	NULL,
+};
+
+/* string descriptors: */
+
+static struct usb_string eem_string_defs[] = {
+	[0].s = "CDC Ethernet Emulation Model (EEM)",
+	{  } /* end of list */
+};
+
+static struct usb_gadget_strings eem_string_table = {
+	.language =		0x0409,	/* en-us */
+	.strings =		eem_string_defs,
+};
+
+static struct usb_gadget_strings *eem_strings[] = {
+	&eem_string_table,
+	NULL,
+};
+
+/*-------------------------------------------------------------------------*/
+
+static int eem_setup(struct usb_function *f, const struct usb_ctrlrequest *ctrl)
+{
+	struct usb_composite_dev *cdev = f->config->cdev;
+	int			value = -EOPNOTSUPP;
+	u16			w_index = le16_to_cpu(ctrl->wIndex);
+	u16			w_value = le16_to_cpu(ctrl->wValue);
+	u16			w_length = le16_to_cpu(ctrl->wLength);
+
+	DBG(cdev, "invalid control req%02x.%02x v%04x i%04x l%d\n",
+		ctrl->bRequestType, ctrl->bRequest,
+		w_value, w_index, w_length);
+
+	/* device either stalls (value < 0) or reports success */
+	return value;
+}
+
+
+static int eem_set_alt(struct usb_function *f, unsigned intf, unsigned alt)
+{
+	struct f_eem		*eem = func_to_eem(f);
+	struct usb_composite_dev *cdev = f->config->cdev;
+	struct net_device	*net;
+
+	/* we know alt == 0, so this is an activation or a reset */
+	if (alt != 0)
+		goto fail;
+
+	if (intf == eem->ctrl_id) {
+
+		if (eem->port.in_ep->driver_data) {
+			DBG(cdev, "reset eem\n");
+			gether_disconnect(&eem->port);
+		}
+
+		if (!eem->port.in) {
+			DBG(cdev, "init eem\n");
+			eem->port.in = ep_choose(cdev->gadget,
+					eem->hs.in, eem->fs.in);
+			eem->port.out = ep_choose(cdev->gadget,
+					eem->hs.out, eem->fs.out);
+		}
+
+		/* zlps should not occur because zero-length EEM packets
+		 * will be inserted in those cases where they would occur
+		 */
+		eem->port.is_zlp_ok = 1;
+		eem->port.cdc_filter = DEFAULT_FILTER;
+		DBG(cdev, "activate eem\n");
+		net = gether_connect(&eem->port);
+		if (IS_ERR(net))
+			return PTR_ERR(net);
+	} else
+		goto fail;
+
+	return 0;
+fail:
+	return -EINVAL;
+}
+
+static void eem_disable(struct usb_function *f)
+{
+	struct f_eem		*eem = func_to_eem(f);
+	struct usb_composite_dev *cdev = f->config->cdev;
+
+	DBG(cdev, "eem deactivated\n");
+
+	if (eem->port.in_ep->driver_data)
+		gether_disconnect(&eem->port);
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* EEM function driver setup/binding */
+
+static int __init
+eem_bind(struct usb_configuration *c, struct usb_function *f)
+{
+	struct usb_composite_dev *cdev = c->cdev;
+	struct f_eem		*eem = func_to_eem(f);
+	int			status;
+	struct usb_ep		*ep;
+
+	/* allocate instance-specific interface IDs */
+	status = usb_interface_id(c, f);
+	if (status < 0)
+		goto fail;
+	eem->ctrl_id = status;
+	eem_intf.bInterfaceNumber = status;
+
+	status = -ENODEV;
+
+	/* allocate instance-specific endpoints */
+	ep = usb_ep_autoconfig(cdev->gadget, &eem_fs_in_desc);
+	if (!ep)
+		goto fail;
+	eem->port.in_ep = ep;
+	ep->driver_data = cdev;	/* claim */
+
+	ep = usb_ep_autoconfig(cdev->gadget, &eem_fs_out_desc);
+	if (!ep)
+		goto fail;
+	eem->port.out_ep = ep;
+	ep->driver_data = cdev;	/* claim */
+
+	status = -ENOMEM;
+
+	/* copy descriptors, and track endpoint copies */
+	f->descriptors = usb_copy_descriptors(eem_fs_function);
+	if (!f->descriptors)
+		goto fail;
+
+	eem->fs.in = usb_find_endpoint(eem_fs_function,
+			f->descriptors, &eem_fs_in_desc);
+	eem->fs.out = usb_find_endpoint(eem_fs_function,
+			f->descriptors, &eem_fs_out_desc);
+
+	/* support all relevant hardware speeds... we expect that when
+	 * hardware is dual speed, all bulk-capable endpoints work at
+	 * both speeds
+	 */
+	if (gadget_is_dualspeed(c->cdev->gadget)) {
+		eem_hs_in_desc.bEndpointAddress =
+				eem_fs_in_desc.bEndpointAddress;
+		eem_hs_out_desc.bEndpointAddress =
+				eem_fs_out_desc.bEndpointAddress;
+
+		/* copy descriptors, and track endpoint copies */
+		f->hs_descriptors = usb_copy_descriptors(eem_hs_function);
+		if (!f->hs_descriptors)
+			goto fail;
+
+		eem->hs.in = usb_find_endpoint(eem_hs_function,
+				f->hs_descriptors, &eem_hs_in_desc);
+		eem->hs.out = usb_find_endpoint(eem_hs_function,
+				f->hs_descriptors, &eem_hs_out_desc);
+	}
+
+	DBG(cdev, "CDC Ethernet (EEM): %s speed IN/%s OUT/%s\n",
+			gadget_is_dualspeed(c->cdev->gadget) ? "dual" : "full",
+			eem->port.in_ep->name, eem->port.out_ep->name);
+	return 0;
+
+fail:
+	if (f->descriptors)
+		usb_free_descriptors(f->descriptors);
+
+	/* we might as well release our claims on endpoints */
+	if (eem->port.out)
+		eem->port.out_ep->driver_data = NULL;
+	if (eem->port.in)
+		eem->port.in_ep->driver_data = NULL;
+
+	ERROR(cdev, "%s: can't bind, err %d\n", f->name, status);
+
+	return status;
+}
+
+static void
+eem_unbind(struct usb_configuration *c, struct usb_function *f)
+{
+	struct f_eem	*eem = func_to_eem(f);
+
+	DBG(c->cdev, "eem unbind\n");
+
+	if (gadget_is_dualspeed(c->cdev->gadget))
+		usb_free_descriptors(f->hs_descriptors);
+	usb_free_descriptors(f->descriptors);
+	kfree(eem);
+}
+
+static void eem_cmd_complete(struct usb_ep *ep, struct usb_request *req)
+{
+}
+
+/*
+ * Add the EEM header and ethernet checksum.
+ * We currently do not attempt to put multiple ethernet frames
+ * into a single USB transfer
+ */
+static struct sk_buff *eem_wrap(struct gether *port, struct sk_buff *skb)
+{
+	struct sk_buff	*skb2 = NULL;
+	struct usb_ep	*in = port->in_ep;
+	int		padlen = 0;
+	u16		len = skb->len;
+
+	if (!skb_cloned(skb)) {
+		int headroom = skb_headroom(skb);
+		int tailroom = skb_tailroom(skb);
+
+		/* When (len + EEM_HLEN + ETH_FCS_LEN) % in->maxpacket) is 0,
+		 * stick two bytes of zero-length EEM packet on the end.
+		 */
+		if (((len + EEM_HLEN + ETH_FCS_LEN) % in->maxpacket) == 0)
+			padlen += 2;
+
+		if ((tailroom >= (ETH_FCS_LEN + padlen)) &&
+				(headroom >= EEM_HLEN))
+			goto done;
+	}
+
+	skb2 = skb_copy_expand(skb, EEM_HLEN, ETH_FCS_LEN + padlen, GFP_ATOMIC);
+	dev_kfree_skb_any(skb);
+	skb = skb2;
+	if (!skb)
+		return skb;
+
+done:
+	/* use the "no CRC" option */
+	put_unaligned_be32(0xdeadbeef, skb_put(skb, 4));
+
+	/* EEM packet header format:
+	 * b0..13:	length of ethernet frame
+	 * b14:		bmCRC (0 == sentinel CRC)
+	 * b15:		bmType (0 == data)
+	 */
+	len = skb->len;
+	put_unaligned_le16((len & 0x3FFF) | BIT(14), skb_push(skb, 2));
+
+	/* add a zero-length EEM packet, if needed */
+	if (padlen)
+		put_unaligned_le16(0, skb_put(skb, 2));
+
+	return skb;
+}
+
+/*
+ * Remove the EEM header.  Note that there can be many EEM packets in a single
+ * USB transfer, so we need to break them out and handle them independently.
+ */
+static int eem_unwrap(struct gether *port,
+			struct sk_buff *skb,
+			struct sk_buff_head *list)
+{
+	struct usb_composite_dev	*cdev = port->func.config->cdev;
+	int				status = 0;
+
+	do {
+		struct sk_buff	*skb2;
+		u16		header;
+		u16		len = 0;
+
+		if (skb->len < EEM_HLEN) {
+			status = -EINVAL;
+			DBG(cdev, "invalid EEM header\n");
+			goto error;
+		}
+
+		/* remove the EEM header */
+		header = get_unaligned_le16(skb->data);
+		skb_pull(skb, EEM_HLEN);
+
+		/* EEM packet header format:
+		 * b0..14:	EEM type dependent (data or command)
+		 * b15:		bmType (0 == data, 1 == command)
+		 */
+		if (header & BIT(15)) {
+			struct usb_request	*req = cdev->req;
+			u16			bmEEMCmd;
+
+			/* EEM command packet format:
+			 * b0..10:	bmEEMCmdParam
+			 * b11..13:	bmEEMCmd
+			 * b14:		reserved (must be zero)
+			 * b15:		bmType (1 == command)
+			 */
+			if (header & BIT(14))
+				continue;
+
+			bmEEMCmd = (header >> 11) & 0x7;
+			switch (bmEEMCmd) {
+			case 0: /* echo */
+				len = header & 0x7FF;
+				if (skb->len < len) {
+					status = -EOVERFLOW;
+					goto error;
+				}
+
+				skb2 = skb_clone(skb, GFP_ATOMIC);
+				if (unlikely(!skb2)) {
+					DBG(cdev, "EEM echo response error\n");
+					goto next;
+				}
+				skb_trim(skb2, len);
+				put_unaligned_le16(BIT(15) | BIT(11) | len,
+							skb_push(skb2, 2));
+				skb_copy_bits(skb, 0, req->buf, skb->len);
+				req->length = skb->len;
+				req->complete = eem_cmd_complete;
+				req->zero = 1;
+				if (usb_ep_queue(port->in_ep, req, GFP_ATOMIC))
+					DBG(cdev, "echo response queue fail\n");
+				break;
+
+			case 1:  /* echo response */
+			case 2:  /* suspend hint */
+			case 3:  /* response hint */
+			case 4:  /* response complete hint */
+			case 5:  /* tickle */
+			default: /* reserved */
+				continue;
+			}
+		} else {
+			u32		crc, crc2;
+			struct sk_buff	*skb3;
+
+			/* check for zero-length EEM packet */
+			if (header == 0)
+				continue;
+
+			/* EEM data packet format:
+			 * b0..13:	length of ethernet frame
+			 * b14:		bmCRC (0 == sentinel, 1 == calculated)
+			 * b15:		bmType (0 == data)
+			 */
+			len = header & 0x3FFF;
+			if ((skb->len < len)
+					|| (len < (ETH_HLEN + ETH_FCS_LEN))) {
+				status = -EINVAL;
+				goto error;
+			}
+
+			/* validate CRC */
+			crc = get_unaligned_le32(skb->data + len - ETH_FCS_LEN);
+			if (header & BIT(14)) {
+				crc = get_unaligned_le32(skb->data + len
+							- ETH_FCS_LEN);
+				crc2 = ~crc32_le(~0,
+						skb->data,
+						skb->len - ETH_FCS_LEN);
+			} else {
+				crc = get_unaligned_be32(skb->data + len
+							- ETH_FCS_LEN);
+				crc2 = 0xdeadbeef;
+			}
+			if (crc != crc2) {
+				DBG(cdev, "invalid EEM CRC\n");
+				goto next;
+			}
+
+			skb2 = skb_clone(skb, GFP_ATOMIC);
+			if (unlikely(!skb2)) {
+				DBG(cdev, "unable to unframe EEM packet\n");
+				continue;
+			}
+			skb_trim(skb2, len - ETH_FCS_LEN);
+
+			skb3 = skb_copy_expand(skb2,
+						NET_IP_ALIGN,
+						0,
+						GFP_ATOMIC);
+			if (unlikely(!skb3)) {
+				DBG(cdev, "unable to realign EEM packet\n");
+				dev_kfree_skb_any(skb2);
+				continue;
+			}
+			dev_kfree_skb_any(skb2);
+			skb_queue_tail(list, skb3);
+		}
+next:
+		skb_pull(skb, len);
+	} while (skb->len);
+
+error:
+	dev_kfree_skb_any(skb);
+	return status;
+}
+
+/**
+ * eem_bind_config - add CDC Ethernet (EEM) network link to a configuration
+ * @c: the configuration to support the network link
+ * Context: single threaded during gadget setup
+ *
+ * Returns zero on success, else negative errno.
+ *
+ * Caller must have called @gether_setup().  Caller is also responsible
+ * for calling @gether_cleanup() before module unload.
+ */
+int __init eem_bind_config(struct usb_configuration *c)
+{
+	struct f_eem	*eem;
+	int		status;
+
+	/* maybe allocate device-global string IDs */
+	if (eem_string_defs[0].id == 0) {
+
+		/* control interface label */
+		status = usb_string_id(c->cdev);
+		if (status < 0)
+			return status;
+		eem_string_defs[0].id = status;
+		eem_intf.iInterface = status;
+	}
+
+	/* allocate and initialize one new instance */
+	eem = kzalloc(sizeof *eem, GFP_KERNEL);
+	if (!eem)
+		return -ENOMEM;
+
+	eem->port.cdc_filter = DEFAULT_FILTER;
+
+	eem->port.func.name = "cdc_eem";
+	eem->port.func.strings = eem_strings;
+	/* descriptors are per-instance copies */
+	eem->port.func.bind = eem_bind;
+	eem->port.func.unbind = eem_unbind;
+	eem->port.func.set_alt = eem_set_alt;
+	eem->port.func.setup = eem_setup;
+	eem->port.func.disable = eem_disable;
+	eem->port.wrap = eem_wrap;
+	eem->port.unwrap = eem_unwrap;
+	eem->port.header_len = EEM_HLEN;
+
+	status = usb_add_function(c, &eem->port.func);
+	if (status)
+		kfree(eem);
+	return status;
+}
+
diff --git a/drivers/usb/gadget/f_loopback.c b/drivers/usb/gadget/f_loopback.c
index eb6ddfc20857..6cb29d3df575 100644
--- a/drivers/usb/gadget/f_loopback.c
+++ b/drivers/usb/gadget/f_loopback.c
@@ -22,7 +22,6 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
 #include <linux/device.h>
 
 #include "g_zero.h"
diff --git a/drivers/usb/gadget/f_obex.c b/drivers/usb/gadget/f_obex.c
index 46d6266f30ec..b4a3ba654ea5 100644
--- a/drivers/usb/gadget/f_obex.c
+++ b/drivers/usb/gadget/f_obex.c
@@ -24,7 +24,6 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
 #include <linux/device.h>
 
 #include "u_serial.h"
diff --git a/drivers/usb/gadget/f_rndis.c b/drivers/usb/gadget/f_rndis.c
index 424a37c5773f..c9966cc07d3a 100644
--- a/drivers/usb/gadget/f_rndis.c
+++ b/drivers/usb/gadget/f_rndis.c
@@ -286,12 +286,17 @@ static struct usb_gadget_strings *rndis_strings[] = {
 
 /*-------------------------------------------------------------------------*/
 
-static struct sk_buff *rndis_add_header(struct sk_buff *skb)
+static struct sk_buff *rndis_add_header(struct gether *port,
+					struct sk_buff *skb)
 {
-	skb = skb_realloc_headroom(skb, sizeof(struct rndis_packet_msg_type));
-	if (skb)
-		rndis_add_hdr(skb);
-	return skb;
+	struct sk_buff *skb2;
+
+	skb2 = skb_realloc_headroom(skb, sizeof(struct rndis_packet_msg_type));
+	if (skb2)
+		rndis_add_hdr(skb2);
+
+	dev_kfree_skb_any(skb);
+	return skb2;
 }
 
 static void rndis_response_available(void *_rndis)
diff --git a/drivers/usb/gadget/f_sourcesink.c b/drivers/usb/gadget/f_sourcesink.c
index bffe91d525f9..09cba273d2db 100644
--- a/drivers/usb/gadget/f_sourcesink.c
+++ b/drivers/usb/gadget/f_sourcesink.c
@@ -22,7 +22,6 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
 #include <linux/device.h>
 
 #include "g_zero.h"
diff --git a/drivers/usb/gadget/fsl_qe_udc.c b/drivers/usb/gadget/fsl_qe_udc.c
index d701bf4698d2..7881f12413c4 100644
--- a/drivers/usb/gadget/fsl_qe_udc.c
+++ b/drivers/usb/gadget/fsl_qe_udc.c
@@ -2751,6 +2751,10 @@ static int __devexit qe_udc_remove(struct of_device *ofdev)
 /*-------------------------------------------------------------------------*/
 static struct of_device_id __devinitdata qe_udc_match[] = {
 	{
+		.compatible = "fsl,mpc8323-qe-usb",
+		.data = (void *)PORT_QE,
+	},
+	{
 		.compatible = "fsl,mpc8360-qe-usb",
 		.data = (void *)PORT_QE,
 	},
diff --git a/drivers/usb/gadget/fsl_udc_core.c b/drivers/usb/gadget/fsl_udc_core.c
index 42a74b8a0bb8..fa3d142ba64d 100644
--- a/drivers/usb/gadget/fsl_udc_core.c
+++ b/drivers/usb/gadget/fsl_udc_core.c
@@ -2139,7 +2139,7 @@ static int fsl_proc_read(char *page, char **start, off_t off, int count,
 static void fsl_udc_release(struct device *dev)
 {
 	complete(udc_controller->done);
-	dma_free_coherent(dev, udc_controller->ep_qh_size,
+	dma_free_coherent(dev->parent, udc_controller->ep_qh_size,
 			udc_controller->ep_qh, udc_controller->ep_qh_dma);
 	kfree(udc_controller);
 }
diff --git a/drivers/usb/gadget/gmidi.c b/drivers/usb/gadget/gmidi.c
index b9312dc6e041..d0b1e836f0e0 100644
--- a/drivers/usb/gadget/gmidi.c
+++ b/drivers/usb/gadget/gmidi.c
@@ -191,7 +191,7 @@ module_param(qlen, uint, S_IRUGO);
 #define GMIDI_MS_INTERFACE	1
 #define GMIDI_NUM_INTERFACES	2
 
-DECLARE_USB_AC_HEADER_DESCRIPTOR(1);
+DECLARE_UAC_AC_HEADER_DESCRIPTOR(1);
 DECLARE_USB_MIDI_OUT_JACK_DESCRIPTOR(1);
 DECLARE_USB_MS_ENDPOINT_DESCRIPTOR(1);
 
@@ -237,12 +237,12 @@ static const struct usb_interface_descriptor ac_interface_desc = {
 };
 
 /* B.3.2  Class-Specific AC Interface Descriptor */
-static const struct usb_ac_header_descriptor_1 ac_header_desc = {
-	.bLength =		USB_DT_AC_HEADER_SIZE(1),
+static const struct uac_ac_header_descriptor_1 ac_header_desc = {
+	.bLength =		UAC_DT_AC_HEADER_SIZE(1),
 	.bDescriptorType =	USB_DT_CS_INTERFACE,
 	.bDescriptorSubtype =	USB_MS_HEADER,
 	.bcdADC =		cpu_to_le16(0x0100),
-	.wTotalLength =		cpu_to_le16(USB_DT_AC_HEADER_SIZE(1)),
+	.wTotalLength =		cpu_to_le16(UAC_DT_AC_HEADER_SIZE(1)),
 	.bInCollection =	1,
 	.baInterfaceNr = {
 		[0] =		GMIDI_MS_INTERFACE,
diff --git a/drivers/usb/gadget/imx_udc.c b/drivers/usb/gadget/imx_udc.c
index c52a681f376c..01ee0b9bc957 100644
--- a/drivers/usb/gadget/imx_udc.c
+++ b/drivers/usb/gadget/imx_udc.c
@@ -1402,7 +1402,8 @@ static int __init imx_udc_probe(struct platform_device *pdev)
 	struct clk *clk;
 	void __iomem *base;
 	int ret = 0;
-	int i, res_size;
+	int i;
+	resource_size_t res_size;
 
 	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!res) {
@@ -1416,7 +1417,7 @@ static int __init imx_udc_probe(struct platform_device *pdev)
 		return -ENODEV;
 	}
 
-	res_size = res->end - res->start + 1;
+	res_size = resource_size(res);
 	if (!request_mem_region(res->start, res_size, res->name)) {
 		dev_err(&pdev->dev, "can't allocate %d bytes at %d address\n",
 			res_size, res->start);
@@ -1527,8 +1528,7 @@ static int __exit imx_udc_remove(struct platform_device *pdev)
 	clk_disable(imx_usb->clk);
 	iounmap(imx_usb->base);
 
-	release_mem_region(imx_usb->res->start,
-		imx_usb->res->end - imx_usb->res->start + 1);
+	release_mem_region(imx_usb->res->start, resource_size(imx_usb->res));
 
 	if (pdata->exit)
 		pdata->exit(&pdev->dev);
diff --git a/drivers/usb/gadget/inode.c b/drivers/usb/gadget/inode.c
index 7d33f50b5874..bf0f6520c6df 100644
--- a/drivers/usb/gadget/inode.c
+++ b/drivers/usb/gadget/inode.c
@@ -30,6 +30,7 @@
 #include <linux/wait.h>
 #include <linux/compiler.h>
 #include <asm/uaccess.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/poll.h>
 #include <linux/smp_lock.h>
@@ -2033,7 +2034,7 @@ gadgetfs_create_file (struct super_block *sb, char const *name,
 	return inode;
 }
 
-static struct super_operations gadget_fs_operations = {
+static const struct super_operations gadget_fs_operations = {
 	.statfs =	simple_statfs,
 	.drop_inode =	generic_delete_inode,
 };
diff --git a/drivers/usb/gadget/printer.c b/drivers/usb/gadget/printer.c
index 29500154d00c..2d867fd22413 100644
--- a/drivers/usb/gadget/printer.c
+++ b/drivers/usb/gadget/printer.c
@@ -875,7 +875,7 @@ printer_ioctl(struct file *fd, unsigned int code, unsigned long arg)
 }
 
 /* used after endpoint configuration */
-static struct file_operations printer_io_operations = {
+static const struct file_operations printer_io_operations = {
 	.owner =	THIS_MODULE,
 	.open =		printer_open,
 	.read =		printer_read,
diff --git a/drivers/usb/gadget/pxa25x_udc.c b/drivers/usb/gadget/pxa25x_udc.c
index ed21e263f832..e6fedbd5a654 100644
--- a/drivers/usb/gadget/pxa25x_udc.c
+++ b/drivers/usb/gadget/pxa25x_udc.c
@@ -56,6 +56,7 @@
 
 #include <linux/usb/ch9.h>
 #include <linux/usb/gadget.h>
+#include <linux/usb/otg.h>
 
 /*
  * This driver is PXA25x only.  Grab the right register definitions.
@@ -1008,15 +1009,27 @@ static int pxa25x_udc_pullup(struct usb_gadget *_gadget, int is_active)
 	return 0;
 }
 
+/* boards may consume current from VBUS, up to 100-500mA based on config.
+ * the 500uA suspend ceiling means that exclusively vbus-powered PXA designs
+ * violate USB specs.
+ */
+static int pxa25x_udc_vbus_draw(struct usb_gadget *_gadget, unsigned mA)
+{
+	struct pxa25x_udc	*udc;
+
+	udc = container_of(_gadget, struct pxa25x_udc, gadget);
+
+	if (udc->transceiver)
+		return otg_set_power(udc->transceiver, mA);
+	return -EOPNOTSUPP;
+}
+
 static const struct usb_gadget_ops pxa25x_udc_ops = {
 	.get_frame	= pxa25x_udc_get_frame,
 	.wakeup		= pxa25x_udc_wakeup,
 	.vbus_session	= pxa25x_udc_vbus_session,
 	.pullup		= pxa25x_udc_pullup,
-
-	// .vbus_draw ... boards may consume current from VBUS, up to
-	// 100-500mA based on config.  the 500uA suspend ceiling means
-	// that exclusively vbus-powered PXA designs violate USB specs.
+	.vbus_draw	= pxa25x_udc_vbus_draw,
 };
 
 /*-------------------------------------------------------------------------*/
@@ -1303,9 +1316,23 @@ fail:
 	 * for set_configuration as well as eventual disconnect.
 	 */
 	DMSG("registered gadget driver '%s'\n", driver->driver.name);
+
+	/* connect to bus through transceiver */
+	if (dev->transceiver) {
+		retval = otg_set_peripheral(dev->transceiver, &dev->gadget);
+		if (retval) {
+			DMSG("can't bind to transceiver\n");
+			if (driver->unbind)
+				driver->unbind(&dev->gadget);
+			goto bind_fail;
+		}
+	}
+
 	pullup(dev);
 	dump_state(dev);
 	return 0;
+bind_fail:
+	return retval;
 }
 EXPORT_SYMBOL(usb_gadget_register_driver);
 
@@ -1351,6 +1378,9 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 	stop_activity(dev, driver);
 	local_irq_enable();
 
+	if (dev->transceiver)
+		(void) otg_set_peripheral(dev->transceiver, NULL);
+
 	driver->unbind(&dev->gadget);
 	dev->gadget.dev.driver = NULL;
 	dev->driver = NULL;
@@ -2162,6 +2192,8 @@ static int __init pxa25x_udc_probe(struct platform_device *pdev)
 	dev->dev = &pdev->dev;
 	dev->mach = pdev->dev.platform_data;
 
+	dev->transceiver = otg_get_transceiver();
+
 	if (gpio_is_valid(dev->mach->gpio_vbus)) {
 		if ((retval = gpio_request(dev->mach->gpio_vbus,
 				"pxa25x_udc GPIO VBUS"))) {
@@ -2264,6 +2296,10 @@ lubbock_fail0:
 	if (gpio_is_valid(dev->mach->gpio_vbus))
 		gpio_free(dev->mach->gpio_vbus);
  err_gpio_vbus:
+	if (dev->transceiver) {
+		otg_put_transceiver(dev->transceiver);
+		dev->transceiver = NULL;
+	}
 	clk_put(dev->clk);
  err_clk:
 	return retval;
@@ -2305,6 +2341,11 @@ static int __exit pxa25x_udc_remove(struct platform_device *pdev)
 
 	clk_put(dev->clk);
 
+	if (dev->transceiver) {
+		otg_put_transceiver(dev->transceiver);
+		dev->transceiver = NULL;
+	}
+
 	platform_set_drvdata(pdev, NULL);
 	the_controller = NULL;
 	return 0;
diff --git a/drivers/usb/gadget/pxa25x_udc.h b/drivers/usb/gadget/pxa25x_udc.h
index 1d51aa21e6eb..f572c5617462 100644
--- a/drivers/usb/gadget/pxa25x_udc.h
+++ b/drivers/usb/gadget/pxa25x_udc.h
@@ -128,6 +128,7 @@ struct pxa25x_udc {
 	struct device				*dev;
 	struct clk				*clk;
 	struct pxa2xx_udc_mach_info		*mach;
+	struct otg_transceiver			*transceiver;
 	u64					dma_mask;
 	struct pxa25x_ep			ep [PXA_UDC_NUM_ENDPOINTS];
 
diff --git a/drivers/usb/gadget/r8a66597-udc.h b/drivers/usb/gadget/r8a66597-udc.h
index 03087e7b9190..9a537aa07968 100644
--- a/drivers/usb/gadget/r8a66597-udc.h
+++ b/drivers/usb/gadget/r8a66597-udc.h
@@ -131,31 +131,48 @@ static inline u16 r8a66597_read(struct r8a66597 *r8a66597, unsigned long offset)
 }
 
 static inline void r8a66597_read_fifo(struct r8a66597 *r8a66597,
-				      unsigned long offset, u16 *buf,
+				      unsigned long offset,
+				      unsigned char *buf,
 				      int len)
 {
+	unsigned long fifoaddr = r8a66597->reg + offset;
+	unsigned int data;
+	int i;
+
 	if (r8a66597->pdata->on_chip) {
-		unsigned long fifoaddr = r8a66597->reg + offset;
-		unsigned long count;
-		union {
-			unsigned long dword;
-			unsigned char byte[4];
-		} data;
-		unsigned char *pb;
-		int i;
-
-		count = len / 4;
-		insl(fifoaddr, buf, count);
-
-		if (len & 0x00000003) {
-			data.dword = inl(fifoaddr);
-			pb = (unsigned char *)buf + count * 4;
-			for (i = 0; i < (len & 0x00000003); i++)
-				pb[i] = data.byte[i];
+		/* 32-bit accesses for on_chip controllers */
+
+		/* aligned buf case */
+		if (len >= 4 && !((unsigned long)buf & 0x03)) {
+			insl(fifoaddr, buf, len / 4);
+			buf += len & ~0x03;
+			len &= 0x03;
+		}
+
+		/* unaligned buf case */
+		for (i = 0; i < len; i++) {
+			if (!(i & 0x03))
+				data = inl(fifoaddr);
+
+			buf[i] = (data >> ((i & 0x03) * 8)) & 0xff;
 		}
 	} else {
-		len = (len + 1) / 2;
-		insw(r8a66597->reg + offset, buf, len);
+		/* 16-bit accesses for external controllers */
+
+		/* aligned buf case */
+		if (len >= 2 && !((unsigned long)buf & 0x01)) {
+			insw(fifoaddr, buf, len / 2);
+			buf += len & ~0x01;
+			len &= 0x01;
+		}
+
+		/* unaligned buf case */
+		for (i = 0; i < len; i++) {
+			if (!(i & 0x01))
+				data = inw(fifoaddr);
+
+			buf[i] = (data >> ((i & 0x01) * 8)) & 0xff;
+		}
 	}
 }
 
@@ -166,38 +183,40 @@ static inline void r8a66597_write(struct r8a66597 *r8a66597, u16 val,
 }
 
 static inline void r8a66597_write_fifo(struct r8a66597 *r8a66597,
-				       unsigned long offset, u16 *buf,
+				       unsigned long offset,
+				       unsigned char *buf,
 				       int len)
 {
 	unsigned long fifoaddr = r8a66597->reg + offset;
+	int adj = 0;
+	int i;
 
 	if (r8a66597->pdata->on_chip) {
-		unsigned long count;
-		unsigned char *pb;
-		int i;
-
-		count = len / 4;
-		outsl(fifoaddr, buf, count);
-
-		if (len & 0x00000003) {
-			pb = (unsigned char *)buf + count * 4;
-			for (i = 0; i < (len & 0x00000003); i++) {
-				if (r8a66597_read(r8a66597, CFIFOSEL) & BIGEND)
-					outb(pb[i], fifoaddr + i);
-				else
-					outb(pb[i], fifoaddr + 3 - i);
-			}
+		/* 32-bit access only if buf is 32-bit aligned */
+		if (len >= 4 && !((unsigned long)buf & 0x03)) {
+			outsl(fifoaddr, buf, len / 4);
+			buf += len & ~0x03;
+			len &= 0x03;
 		}
 	} else {
-		int odd = len & 0x0001;
-
-		len = len / 2;
-		outsw(fifoaddr, buf, len);
-		if (unlikely(odd)) {
-			buf = &buf[len];
-			outb((unsigned char)*buf, fifoaddr);
+		/* 16-bit access only if buf is 16-bit aligned */
+		if (len >= 2 && !((unsigned long)buf & 0x01)) {
+			outsw(fifoaddr, buf, len / 2);
+			buf += len & ~0x01;
+			len &= 0x01;
 		}
 	}
+
+	/* adjust fifo address in the little endian case */
+	if (!(r8a66597_read(r8a66597, CFIFOSEL) & BIGEND)) {
+		if (r8a66597->pdata->on_chip)
+			adj = 0x03; /* 32-bit wide */
+		else
+			adj = 0x01; /* 16-bit wide */
+	}
+
+	for (i = 0; i < len; i++)
+		outb(buf[i], fifoaddr + adj - (i & adj));
 }
 
 static inline void r8a66597_mdfy(struct r8a66597 *r8a66597,
diff --git a/drivers/usb/gadget/rndis.c b/drivers/usb/gadget/rndis.c
index ca41b0b5afb3..48267bc0b2e0 100644
--- a/drivers/usb/gadget/rndis.c
+++ b/drivers/usb/gadget/rndis.c
@@ -1022,22 +1022,29 @@ static rndis_resp_t *rndis_add_response (int configNr, u32 length)
 	return r;
 }
 
-int rndis_rm_hdr(struct sk_buff *skb)
+int rndis_rm_hdr(struct gether *port,
+			struct sk_buff *skb,
+			struct sk_buff_head *list)
 {
 	/* tmp points to a struct rndis_packet_msg_type */
 	__le32		*tmp = (void *) skb->data;
 
 	/* MessageType, MessageLength */
 	if (cpu_to_le32(REMOTE_NDIS_PACKET_MSG)
-			!= get_unaligned(tmp++))
+			!= get_unaligned(tmp++)) {
+		dev_kfree_skb_any(skb);
 		return -EINVAL;
+	}
 	tmp++;
 
 	/* DataOffset, DataLength */
-	if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8))
+	if (!skb_pull(skb, get_unaligned_le32(tmp++) + 8)) {
+		dev_kfree_skb_any(skb);
 		return -EOVERFLOW;
+	}
 	skb_trim(skb, get_unaligned_le32(tmp++));
 
+	skb_queue_tail(list, skb);
 	return 0;
 }
 
diff --git a/drivers/usb/gadget/rndis.h b/drivers/usb/gadget/rndis.h
index aac61dfe0f03..c236aaa9dcd1 100644
--- a/drivers/usb/gadget/rndis.h
+++ b/drivers/usb/gadget/rndis.h
@@ -251,7 +251,8 @@ int  rndis_set_param_vendor (u8 configNr, u32 vendorID,
 			    const char *vendorDescr);
 int  rndis_set_param_medium (u8 configNr, u32 medium, u32 speed);
 void rndis_add_hdr (struct sk_buff *skb);
-int rndis_rm_hdr (struct sk_buff *skb);
+int rndis_rm_hdr(struct gether *port, struct sk_buff *skb,
+			struct sk_buff_head *list);
 u8   *rndis_get_next_response (int configNr, u32 *length);
 void rndis_free_response (int configNr, u8 *buf);
 
diff --git a/drivers/usb/gadget/s3c-hsotg.c b/drivers/usb/gadget/s3c-hsotg.c
index 50c71aae2cc2..4b5dbd0127f5 100644
--- a/drivers/usb/gadget/s3c-hsotg.c
+++ b/drivers/usb/gadget/s3c-hsotg.c
@@ -2392,7 +2392,7 @@ static int s3c_hsotg_corereset(struct s3c_hsotg *hsotg)
 		grstctl = readl(hsotg->regs + S3C_GRSTCTL);
 	} while (!(grstctl & S3C_GRSTCTL_CSftRst) && timeout-- > 0);
 
-	if (!grstctl & S3C_GRSTCTL_CSftRst) {
+	if (!(grstctl & S3C_GRSTCTL_CSftRst)) {
 		dev_err(hsotg->dev, "Failed to get CSftRst asserted\n");
 		return -EINVAL;
 	}
@@ -2514,8 +2514,8 @@ int usb_gadget_register_driver(struct usb_gadget_driver *driver)
 	 * DMA mode we may need this. */
 	writel(S3C_DOEPMSK_SetupMsk | S3C_DOEPMSK_AHBErrMsk |
 	       S3C_DOEPMSK_EPDisbldMsk |
-	       using_dma(hsotg) ? (S3C_DIEPMSK_XferComplMsk |
-				   S3C_DIEPMSK_TimeOUTMsk) : 0,
+	       (using_dma(hsotg) ? (S3C_DIEPMSK_XferComplMsk |
+				   S3C_DIEPMSK_TimeOUTMsk) : 0),
 	       hsotg->regs + S3C_DOEPMSK);
 
 	writel(0, hsotg->regs + S3C_DAINTMSK);
diff --git a/drivers/usb/gadget/s3c2410_udc.c b/drivers/usb/gadget/s3c2410_udc.c
index a9b452fe6221..d5f4c1d45c97 100644
--- a/drivers/usb/gadget/s3c2410_udc.c
+++ b/drivers/usb/gadget/s3c2410_udc.c
@@ -1703,8 +1703,7 @@ int usb_gadget_unregister_driver(struct usb_gadget_driver *driver)
 	dprintk(DEBUG_NORMAL,"usb_gadget_register_driver() '%s'\n",
 		driver->driver.name);
 
-	if (driver->disconnect)
-		driver->disconnect(&udc->gadget);
+	driver->unbind(&udc->gadget);
 
 	device_del(&udc->gadget.dev);
 	udc->driver = NULL;
diff --git a/drivers/usb/gadget/u_audio.c b/drivers/usb/gadget/u_audio.c
index 0f3d22fc030e..8252595d619d 100644
--- a/drivers/usb/gadget/u_audio.c
+++ b/drivers/usb/gadget/u_audio.c
@@ -10,7 +10,6 @@
  */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
 #include <linux/device.h>
 #include <linux/delay.h>
 #include <linux/ctype.h>
@@ -253,11 +252,13 @@ static int gaudio_open_snd_dev(struct gaudio *card)
 	snd->filp = filp_open(fn_cap, O_RDONLY, 0);
 	if (IS_ERR(snd->filp)) {
 		ERROR(card, "No such PCM capture device: %s\n", fn_cap);
-		snd->filp = NULL;
+		snd->substream = NULL;
+		snd->card = NULL;
+	} else {
+		pcm_file = snd->filp->private_data;
+		snd->substream = pcm_file->substream;
+		snd->card = card;
 	}
-	pcm_file = snd->filp->private_data;
-	snd->substream = pcm_file->substream;
-	snd->card = card;
 
 	return 0;
 }
diff --git a/drivers/usb/gadget/u_ether.c b/drivers/usb/gadget/u_ether.c
index c66521953917..2fc02bd95848 100644
--- a/drivers/usb/gadget/u_ether.c
+++ b/drivers/usb/gadget/u_ether.c
@@ -23,7 +23,6 @@
 /* #define VERBOSE_DEBUG */
 
 #include <linux/kernel.h>
-#include <linux/utsname.h>
 #include <linux/device.h>
 #include <linux/ctype.h>
 #include <linux/etherdevice.h>
@@ -37,8 +36,9 @@
  * one (!) network link through the USB gadget stack, normally "usb0".
  *
  * The control and data models are handled by the function driver which
- * connects to this code; such as CDC Ethernet, "CDC Subset", or RNDIS.
- * That includes all descriptor and endpoint management.
+ * connects to this code; such as CDC Ethernet (ECM or EEM),
+ * "CDC Subset", or RNDIS.  That includes all descriptor and endpoint
+ * management.
  *
  * Link level addressing is handled by this component using module
  * parameters; if no such parameters are provided, random link level
@@ -68,9 +68,13 @@ struct eth_dev {
 	struct list_head	tx_reqs, rx_reqs;
 	atomic_t		tx_qlen;
 
+	struct sk_buff_head	rx_frames;
+
 	unsigned		header_len;
-	struct sk_buff		*(*wrap)(struct sk_buff *skb);
-	int			(*unwrap)(struct sk_buff *skb);
+	struct sk_buff		*(*wrap)(struct gether *, struct sk_buff *skb);
+	int			(*unwrap)(struct gether *,
+						struct sk_buff *skb,
+						struct sk_buff_head *list);
 
 	struct work_struct	work;
 
@@ -269,7 +273,7 @@ enomem:
 
 static void rx_complete(struct usb_ep *ep, struct usb_request *req)
 {
-	struct sk_buff	*skb = req->context;
+	struct sk_buff	*skb = req->context, *skb2;
 	struct eth_dev	*dev = ep->driver_data;
 	int		status = req->status;
 
@@ -278,26 +282,47 @@ static void rx_complete(struct usb_ep *ep, struct usb_request *req)
 	/* normal completion */
 	case 0:
 		skb_put(skb, req->actual);
-		if (dev->unwrap)
-			status = dev->unwrap(skb);
-		if (status < 0
-				|| ETH_HLEN > skb->len
-				|| skb->len > ETH_FRAME_LEN) {
-			dev->net->stats.rx_errors++;
-			dev->net->stats.rx_length_errors++;
-			DBG(dev, "rx length %d\n", skb->len);
-			break;
-		}
 
-		skb->protocol = eth_type_trans(skb, dev->net);
-		dev->net->stats.rx_packets++;
-		dev->net->stats.rx_bytes += skb->len;
+		if (dev->unwrap) {
+			unsigned long	flags;
 
-		/* no buffer copies needed, unless hardware can't
-		 * use skb buffers.
-		 */
-		status = netif_rx(skb);
+			spin_lock_irqsave(&dev->lock, flags);
+			if (dev->port_usb) {
+				status = dev->unwrap(dev->port_usb,
+							skb,
+							&dev->rx_frames);
+			} else {
+				dev_kfree_skb_any(skb);
+				status = -ENOTCONN;
+			}
+			spin_unlock_irqrestore(&dev->lock, flags);
+		} else {
+			skb_queue_tail(&dev->rx_frames, skb);
+		}
 		skb = NULL;
+
+		skb2 = skb_dequeue(&dev->rx_frames);
+		while (skb2) {
+			if (status < 0
+					|| ETH_HLEN > skb2->len
+					|| skb2->len > ETH_FRAME_LEN) {
+				dev->net->stats.rx_errors++;
+				dev->net->stats.rx_length_errors++;
+				DBG(dev, "rx length %d\n", skb2->len);
+				dev_kfree_skb_any(skb2);
+				goto next_frame;
+			}
+			skb2->protocol = eth_type_trans(skb2, dev->net);
+			dev->net->stats.rx_packets++;
+			dev->net->stats.rx_bytes += skb2->len;
+
+			/* no buffer copies needed, unless hardware can't
+			 * use skb buffers.
+			 */
+			status = netif_rx(skb2);
+next_frame:
+			skb2 = skb_dequeue(&dev->rx_frames);
+		}
 		break;
 
 	/* software-driven interface shutdown */
@@ -537,14 +562,15 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,
 	 * or there's not enough space for extra headers we need
 	 */
 	if (dev->wrap) {
-		struct sk_buff	*skb_new;
+		unsigned long	flags;
 
-		skb_new = dev->wrap(skb);
-		if (!skb_new)
+		spin_lock_irqsave(&dev->lock, flags);
+		if (dev->port_usb)
+			skb = dev->wrap(dev->port_usb, skb);
+		spin_unlock_irqrestore(&dev->lock, flags);
+		if (!skb)
 			goto drop;
 
-		dev_kfree_skb_any(skb);
-		skb = skb_new;
 		length = skb->len;
 	}
 	req->buf = skb->data;
@@ -578,9 +604,9 @@ static netdev_tx_t eth_start_xmit(struct sk_buff *skb,
 	}
 
 	if (retval) {
+		dev_kfree_skb_any(skb);
 drop:
 		dev->net->stats.tx_dropped++;
-		dev_kfree_skb_any(skb);
 		spin_lock_irqsave(&dev->req_lock, flags);
 		if (list_empty(&dev->tx_reqs))
 			netif_start_queue(net);
@@ -753,6 +779,8 @@ int __init gether_setup(struct usb_gadget *g, u8 ethaddr[ETH_ALEN])
 	INIT_LIST_HEAD(&dev->tx_reqs);
 	INIT_LIST_HEAD(&dev->rx_reqs);
 
+	skb_queue_head_init(&dev->rx_frames);
+
 	/* network device setup */
 	dev->net = net;
 	strcpy(net->name, "usb%d");
diff --git a/drivers/usb/gadget/u_ether.h b/drivers/usb/gadget/u_ether.h
index 0d1f7ae3b071..91b39ffdf6ea 100644
--- a/drivers/usb/gadget/u_ether.h
+++ b/drivers/usb/gadget/u_ether.h
@@ -60,12 +60,13 @@ struct gether {
 
 	u16				cdc_filter;
 
-	/* hooks for added framing, as needed for RNDIS and EEM.
-	 * we currently don't support multiple frames per SKB.
-	 */
+	/* hooks for added framing, as needed for RNDIS and EEM. */
 	u32				header_len;
-	struct sk_buff			*(*wrap)(struct sk_buff *skb);
-	int				(*unwrap)(struct sk_buff *skb);
+	struct sk_buff			*(*wrap)(struct gether *port,
+						struct sk_buff *skb);
+	int				(*unwrap)(struct gether *port,
+						struct sk_buff *skb,
+						struct sk_buff_head *list);
 
 	/* called on network open/close */
 	void				(*open)(struct gether *);
@@ -109,6 +110,7 @@ static inline bool can_support_ecm(struct usb_gadget *gadget)
 /* each configuration may bind one instance of an ethernet link */
 int geth_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN]);
 int ecm_bind_config(struct usb_configuration *c, u8 ethaddr[ETH_ALEN]);
+int eem_bind_config(struct usb_configuration *c);
 
 #ifdef CONFIG_USB_ETH_RNDIS
 
diff --git a/drivers/usb/gadget/u_serial.c b/drivers/usb/gadget/u_serial.c
index fc6e709f45b1..adf8260c3a6a 100644
--- a/drivers/usb/gadget/u_serial.c
+++ b/drivers/usb/gadget/u_serial.c
@@ -1114,7 +1114,6 @@ int __init gserial_setup(struct usb_gadget *g, unsigned count)
 	/* export the driver ... */
 	status = tty_register_driver(gs_tty_driver);
 	if (status) {
-		put_tty_driver(gs_tty_driver);
 		pr_err("%s: cannot register, err %d\n",
 				__func__, status);
 		goto fail;
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index f21ca7d27a43..9b43b226817f 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -113,6 +113,12 @@ config USB_EHCI_HCD_PPC_OF
 	  Enables support for the USB controller present on the PowerPC
 	  OpenFirmware platform bus.
 
+config USB_W90X900_EHCI
+	bool "W90X900(W90P910) EHCI support"
+	depends on USB_EHCI_HCD && ARCH_W90X900
+	---help---
+		Enables support for the W90X900 USB controller
+
 config USB_OXU210HP_HCD
 	tristate "OXU210HP HCD support"
 	depends on USB
@@ -153,6 +159,18 @@ config USB_ISP1760_HCD
 	  To compile this driver as a module, choose M here: the
 	  module will be called isp1760.
 
+config USB_ISP1362_HCD
+	tristate "ISP1362 HCD support"
+	depends on USB
+	default N
+	---help---
+	  Supports the Philips ISP1362 chip as a host controller
+
+	  This driver does not support isochronous transfers.
+
+	  To compile this driver as a module, choose M here: the
+	  module will be called isp1362-hcd.
+
 config USB_OHCI_HCD
 	tristate "OHCI HCD support"
 	depends on USB && USB_ARCH_HAS_OHCI
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index 289d748bb414..f58b2494c44a 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -21,6 +21,7 @@ obj-$(CONFIG_PCI)		+= pci-quirks.o
 obj-$(CONFIG_USB_EHCI_HCD)	+= ehci-hcd.o
 obj-$(CONFIG_USB_OXU210HP_HCD)	+= oxu210hp-hcd.o
 obj-$(CONFIG_USB_ISP116X_HCD)	+= isp116x-hcd.o
+obj-$(CONFIG_USB_ISP1362_HCD)	+= isp1362-hcd.o
 obj-$(CONFIG_USB_OHCI_HCD)	+= ohci-hcd.o
 obj-$(CONFIG_USB_UHCI_HCD)	+= uhci-hcd.o
 obj-$(CONFIG_USB_FHCI_HCD)	+= fhci.o
diff --git a/drivers/usb/host/ehci-atmel.c b/drivers/usb/host/ehci-atmel.c
new file mode 100644
index 000000000000..87c1b7c34c0e
--- /dev/null
+++ b/drivers/usb/host/ehci-atmel.c
@@ -0,0 +1,230 @@
+/*
+ * Driver for EHCI UHP on Atmel chips
+ *
+ *  Copyright (C) 2009 Atmel Corporation,
+ *                     Nicolas Ferre <nicolas.ferre@atmel.com>
+ *
+ *  Based on various ehci-*.c drivers
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file COPYING in the main directory of this archive for
+ * more details.
+ */
+
+#include <linux/clk.h>
+#include <linux/platform_device.h>
+
+/* interface and function clocks */
+static struct clk *iclk, *fclk;
+static int clocked;
+
+/*-------------------------------------------------------------------------*/
+
+static void atmel_start_clock(void)
+{
+	clk_enable(iclk);
+	clk_enable(fclk);
+	clocked = 1;
+}
+
+static void atmel_stop_clock(void)
+{
+	clk_disable(fclk);
+	clk_disable(iclk);
+	clocked = 0;
+}
+
+static void atmel_start_ehci(struct platform_device *pdev)
+{
+	dev_dbg(&pdev->dev, "start\n");
+	atmel_start_clock();
+}
+
+static void atmel_stop_ehci(struct platform_device *pdev)
+{
+	dev_dbg(&pdev->dev, "stop\n");
+	atmel_stop_clock();
+}
+
+/*-------------------------------------------------------------------------*/
+
+static int ehci_atmel_setup(struct usb_hcd *hcd)
+{
+	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
+	int retval = 0;
+
+	/* registers start at offset 0x0 */
+	ehci->caps = hcd->regs;
+	ehci->regs = hcd->regs +
+		HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
+	dbg_hcs_params(ehci, "reset");
+	dbg_hcc_params(ehci, "reset");
+
+	/* cache this readonly data; minimize chip reads */
+	ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
+
+	retval = ehci_halt(ehci);
+	if (retval)
+		return retval;
+
+	/* data structure init */
+	retval = ehci_init(hcd);
+	if (retval)
+		return retval;
+
+	ehci->sbrn = 0x20;
+
+	ehci_reset(ehci);
+	ehci_port_power(ehci, 0);
+
+	return retval;
+}
+
+static const struct hc_driver ehci_atmel_hc_driver = {
+	.description		= hcd_name,
+	.product_desc		= "Atmel EHCI UHP HS",
+	.hcd_priv_size		= sizeof(struct ehci_hcd),
+
+	/* generic hardware linkage */
+	.irq			= ehci_irq,
+	.flags			= HCD_MEMORY | HCD_USB2,
+
+	/* basic lifecycle operations */
+	.reset			= ehci_atmel_setup,
+	.start			= ehci_run,
+	.stop			= ehci_stop,
+	.shutdown		= ehci_shutdown,
+
+	/* managing i/o requests and associated device resources */
+	.urb_enqueue		= ehci_urb_enqueue,
+	.urb_dequeue		= ehci_urb_dequeue,
+	.endpoint_disable	= ehci_endpoint_disable,
+
+	/* scheduling support */
+	.get_frame_number	= ehci_get_frame,
+
+	/* root hub support */
+	.hub_status_data	= ehci_hub_status_data,
+	.hub_control		= ehci_hub_control,
+	.bus_suspend		= ehci_bus_suspend,
+	.bus_resume		= ehci_bus_resume,
+	.relinquish_port	= ehci_relinquish_port,
+	.port_handed_over	= ehci_port_handed_over,
+};
+
+static int __init ehci_atmel_drv_probe(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd;
+	const struct hc_driver *driver = &ehci_atmel_hc_driver;
+	struct resource *res;
+	int irq;
+	int retval;
+
+	if (usb_disabled())
+		return -ENODEV;
+
+	pr_debug("Initializing Atmel-SoC USB Host Controller\n");
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq <= 0) {
+		dev_err(&pdev->dev,
+			"Found HC with no IRQ. Check %s setup!\n",
+			dev_name(&pdev->dev));
+		retval = -ENODEV;
+		goto fail_create_hcd;
+	}
+
+	hcd = usb_create_hcd(driver, &pdev->dev, dev_name(&pdev->dev));
+	if (!hcd) {
+		retval = -ENOMEM;
+		goto fail_create_hcd;
+	}
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		dev_err(&pdev->dev,
+			"Found HC with no register addr. Check %s setup!\n",
+			dev_name(&pdev->dev));
+		retval = -ENODEV;
+		goto fail_request_resource;
+	}
+	hcd->rsrc_start = res->start;
+	hcd->rsrc_len = res->end - res->start + 1;
+
+	if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len,
+				driver->description)) {
+		dev_dbg(&pdev->dev, "controller already in use\n");
+		retval = -EBUSY;
+		goto fail_request_resource;
+	}
+
+	hcd->regs = ioremap_nocache(hcd->rsrc_start, hcd->rsrc_len);
+	if (hcd->regs == NULL) {
+		dev_dbg(&pdev->dev, "error mapping memory\n");
+		retval = -EFAULT;
+		goto fail_ioremap;
+	}
+
+	iclk = clk_get(&pdev->dev, "ehci_clk");
+	if (IS_ERR(iclk)) {
+		dev_err(&pdev->dev, "Error getting interface clock\n");
+		retval = -ENOENT;
+		goto fail_get_iclk;
+	}
+	fclk = clk_get(&pdev->dev, "uhpck");
+	if (IS_ERR(fclk)) {
+		dev_err(&pdev->dev, "Error getting function clock\n");
+		retval = -ENOENT;
+		goto fail_get_fclk;
+	}
+
+	atmel_start_ehci(pdev);
+
+	retval = usb_add_hcd(hcd, irq, IRQF_SHARED);
+	if (retval)
+		goto fail_add_hcd;
+
+	return retval;
+
+fail_add_hcd:
+	atmel_stop_ehci(pdev);
+	clk_put(fclk);
+fail_get_fclk:
+	clk_put(iclk);
+fail_get_iclk:
+	iounmap(hcd->regs);
+fail_ioremap:
+	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+fail_request_resource:
+	usb_put_hcd(hcd);
+fail_create_hcd:
+	dev_err(&pdev->dev, "init %s fail, %d\n",
+		dev_name(&pdev->dev), retval);
+
+	return retval;
+}
+
+static int __exit ehci_atmel_drv_remove(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+
+	ehci_shutdown(hcd);
+	usb_remove_hcd(hcd);
+	iounmap(hcd->regs);
+	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+	usb_put_hcd(hcd);
+
+	atmel_stop_ehci(pdev);
+	clk_put(fclk);
+	clk_put(iclk);
+	fclk = iclk = NULL;
+
+	return 0;
+}
+
+static struct platform_driver ehci_atmel_driver = {
+	.probe		= ehci_atmel_drv_probe,
+	.remove		= __exit_p(ehci_atmel_drv_remove),
+	.shutdown	= usb_hcd_platform_shutdown,
+	.driver.name	= "atmel-ehci",
+};
diff --git a/drivers/usb/host/ehci-au1xxx.c b/drivers/usb/host/ehci-au1xxx.c
index 59d208d94d4e..ed77be76d6bb 100644
--- a/drivers/usb/host/ehci-au1xxx.c
+++ b/drivers/usb/host/ehci-au1xxx.c
@@ -199,10 +199,9 @@ static int ehci_hcd_au1xxx_drv_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int ehci_hcd_au1xxx_drv_suspend(struct platform_device *pdev,
-					pm_message_t message)
+static int ehci_hcd_au1xxx_drv_suspend(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
 	unsigned long flags;
 	int rc;
@@ -229,12 +228,6 @@ static int ehci_hcd_au1xxx_drv_suspend(struct platform_device *pdev,
 	ehci_writel(ehci, 0, &ehci->regs->intr_enable);
 	(void)ehci_readl(ehci, &ehci->regs->intr_enable);
 
-	/* make sure snapshot being resumed re-enumerates everything */
-	if (message.event == PM_EVENT_PRETHAW) {
-		ehci_halt(ehci);
-		ehci_reset(ehci);
-	}
-
 	clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
 
 	au1xxx_stop_ehc();
@@ -248,10 +241,9 @@ bail:
 	return rc;
 }
 
-
-static int ehci_hcd_au1xxx_drv_resume(struct platform_device *pdev)
+static int ehci_hcd_au1xxx_drv_resume(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct ehci_hcd *ehci = hcd_to_ehci(hcd);
 
 	au1xxx_start_ehc();
@@ -305,20 +297,25 @@ static int ehci_hcd_au1xxx_drv_resume(struct platform_device *pdev)
 	return 0;
 }
 
+static struct dev_pm_ops au1xxx_ehci_pmops = {
+	.suspend	= ehci_hcd_au1xxx_drv_suspend,
+	.resume		= ehci_hcd_au1xxx_drv_resume,
+};
+
+#define AU1XXX_EHCI_PMOPS &au1xxx_ehci_pmops
+
 #else
-#define ehci_hcd_au1xxx_drv_suspend NULL
-#define ehci_hcd_au1xxx_drv_resume NULL
+#define AU1XXX_EHCI_PMOPS NULL
 #endif
 
 static struct platform_driver ehci_hcd_au1xxx_driver = {
 	.probe		= ehci_hcd_au1xxx_drv_probe,
 	.remove		= ehci_hcd_au1xxx_drv_remove,
 	.shutdown	= usb_hcd_platform_shutdown,
-	.suspend	= ehci_hcd_au1xxx_drv_suspend,
-	.resume		= ehci_hcd_au1xxx_drv_resume,
 	.driver = {
 		.name	= "au1xxx-ehci",
 		.owner	= THIS_MODULE,
+		.pm	= AU1XXX_EHCI_PMOPS,
 	}
 };
 
diff --git a/drivers/usb/host/ehci-dbg.c b/drivers/usb/host/ehci-dbg.c
index 7f4ace73d44a..874d2000bf92 100644
--- a/drivers/usb/host/ehci-dbg.c
+++ b/drivers/usb/host/ehci-dbg.c
@@ -134,10 +134,11 @@ dbg_qtd (const char *label, struct ehci_hcd *ehci, struct ehci_qtd *qtd)
 static void __maybe_unused
 dbg_qh (const char *label, struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
+	struct ehci_qh_hw *hw = qh->hw;
+
 	ehci_dbg (ehci, "%s qh %p n%08x info %x %x qtd %x\n", label,
-		qh, qh->hw_next, qh->hw_info1, qh->hw_info2,
-		qh->hw_current);
-	dbg_qtd ("overlay", ehci, (struct ehci_qtd *) &qh->hw_qtd_next);
+		qh, hw->hw_next, hw->hw_info1, hw->hw_info2, hw->hw_current);
+	dbg_qtd("overlay", ehci, (struct ehci_qtd *) &hw->hw_qtd_next);
 }
 
 static void __maybe_unused
@@ -400,31 +401,32 @@ static void qh_lines (
 	char			*next = *nextp;
 	char			mark;
 	__le32			list_end = EHCI_LIST_END(ehci);
+	struct ehci_qh_hw	*hw = qh->hw;
 
-	if (qh->hw_qtd_next == list_end)	/* NEC does this */
+	if (hw->hw_qtd_next == list_end)	/* NEC does this */
 		mark = '@';
 	else
-		mark = token_mark(ehci, qh->hw_token);
+		mark = token_mark(ehci, hw->hw_token);
 	if (mark == '/') {	/* qh_alt_next controls qh advance? */
-		if ((qh->hw_alt_next & QTD_MASK(ehci))
-				== ehci->async->hw_alt_next)
+		if ((hw->hw_alt_next & QTD_MASK(ehci))
+				== ehci->async->hw->hw_alt_next)
 			mark = '#';	/* blocked */
-		else if (qh->hw_alt_next == list_end)
+		else if (hw->hw_alt_next == list_end)
 			mark = '.';	/* use hw_qtd_next */
 		/* else alt_next points to some other qtd */
 	}
-	scratch = hc32_to_cpup(ehci, &qh->hw_info1);
-	hw_curr = (mark == '*') ? hc32_to_cpup(ehci, &qh->hw_current) : 0;
+	scratch = hc32_to_cpup(ehci, &hw->hw_info1);
+	hw_curr = (mark == '*') ? hc32_to_cpup(ehci, &hw->hw_current) : 0;
 	temp = scnprintf (next, size,
 			"qh/%p dev%d %cs ep%d %08x %08x (%08x%c %s nak%d)",
 			qh, scratch & 0x007f,
 			speed_char (scratch),
 			(scratch >> 8) & 0x000f,
-			scratch, hc32_to_cpup(ehci, &qh->hw_info2),
-			hc32_to_cpup(ehci, &qh->hw_token), mark,
-			(cpu_to_hc32(ehci, QTD_TOGGLE) & qh->hw_token)
+			scratch, hc32_to_cpup(ehci, &hw->hw_info2),
+			hc32_to_cpup(ehci, &hw->hw_token), mark,
+			(cpu_to_hc32(ehci, QTD_TOGGLE) & hw->hw_token)
 				? "data1" : "data0",
-			(hc32_to_cpup(ehci, &qh->hw_alt_next) >> 1) & 0x0f);
+			(hc32_to_cpup(ehci, &hw->hw_alt_next) >> 1) & 0x0f);
 	size -= temp;
 	next += temp;
 
@@ -435,10 +437,10 @@ static void qh_lines (
 		mark = ' ';
 		if (hw_curr == td->qtd_dma)
 			mark = '*';
-		else if (qh->hw_qtd_next == cpu_to_hc32(ehci, td->qtd_dma))
+		else if (hw->hw_qtd_next == cpu_to_hc32(ehci, td->qtd_dma))
 			mark = '+';
 		else if (QTD_LENGTH (scratch)) {
-			if (td->hw_alt_next == ehci->async->hw_alt_next)
+			if (td->hw_alt_next == ehci->async->hw->hw_alt_next)
 				mark = '#';
 			else if (td->hw_alt_next != list_end)
 				mark = '/';
@@ -550,12 +552,15 @@ static ssize_t fill_periodic_buffer(struct debug_buffer *buf)
 		next += temp;
 
 		do {
+			struct ehci_qh_hw *hw;
+
 			switch (hc32_to_cpu(ehci, tag)) {
 			case Q_TYPE_QH:
+				hw = p.qh->hw;
 				temp = scnprintf (next, size, " qh%d-%04x/%p",
 						p.qh->period,
 						hc32_to_cpup(ehci,
-								&p.qh->hw_info2)
+							&hw->hw_info2)
 							/* uframe masks */
 							& (QH_CMASK | QH_SMASK),
 						p.qh);
@@ -576,7 +581,7 @@ static ssize_t fill_periodic_buffer(struct debug_buffer *buf)
 				/* show more info the first time around */
 				if (temp == seen_count) {
 					u32	scratch = hc32_to_cpup(ehci,
-							&p.qh->hw_info1);
+							&hw->hw_info1);
 					struct ehci_qtd	*qtd;
 					char		*type = "";
 
@@ -609,7 +614,7 @@ static ssize_t fill_periodic_buffer(struct debug_buffer *buf)
 				} else
 					temp = 0;
 				if (p.qh) {
-					tag = Q_NEXT_TYPE(ehci, p.qh->hw_next);
+					tag = Q_NEXT_TYPE(ehci, hw->hw_next);
 					p = p.qh->qh_next;
 				}
 				break;
@@ -879,8 +884,7 @@ static int debug_close(struct inode *inode, struct file *file)
 	struct debug_buffer *buf = file->private_data;
 
 	if (buf) {
-		if (buf->output_buf)
-			vfree(buf->output_buf);
+		vfree(buf->output_buf);
 		kfree(buf);
 	}
 
diff --git a/drivers/usb/host/ehci-hcd.c b/drivers/usb/host/ehci-hcd.c
index 11c627ce6022..9835e0713943 100644
--- a/drivers/usb/host/ehci-hcd.c
+++ b/drivers/usb/host/ehci-hcd.c
@@ -30,7 +30,6 @@
 #include <linux/timer.h>
 #include <linux/list.h>
 #include <linux/interrupt.h>
-#include <linux/reboot.h>
 #include <linux/usb.h>
 #include <linux/moduleparam.h>
 #include <linux/dma-mapping.h>
@@ -127,6 +126,8 @@ timer_action(struct ehci_hcd *ehci, enum ehci_timer_action action)
 
 		switch (action) {
 		case TIMER_IO_WATCHDOG:
+			if (!ehci->need_io_watchdog)
+				return;
 			t = EHCI_IO_JIFFIES;
 			break;
 		case TIMER_ASYNC_OFF:
@@ -239,6 +240,11 @@ static int ehci_reset (struct ehci_hcd *ehci)
 	int	retval;
 	u32	command = ehci_readl(ehci, &ehci->regs->command);
 
+	/* If the EHCI debug controller is active, special care must be
+	 * taken before and after a host controller reset */
+	if (ehci->debug && !dbgp_reset_prep())
+		ehci->debug = NULL;
+
 	command |= CMD_RESET;
 	dbg_cmd (ehci, "reset", command);
 	ehci_writel(ehci, command, &ehci->regs->command);
@@ -247,12 +253,21 @@ static int ehci_reset (struct ehci_hcd *ehci)
 	retval = handshake (ehci, &ehci->regs->command,
 			    CMD_RESET, 0, 250 * 1000);
 
+	if (ehci->has_hostpc) {
+		ehci_writel(ehci, USBMODE_EX_HC | USBMODE_EX_VBPS,
+			(u32 __iomem *)(((u8 *)ehci->regs) + USBMODE_EX));
+		ehci_writel(ehci, TXFIFO_DEFAULT,
+			(u32 __iomem *)(((u8 *)ehci->regs) + TXFILLTUNING));
+	}
 	if (retval)
 		return retval;
 
 	if (ehci_is_TDI(ehci))
 		tdi_reset (ehci);
 
+	if (ehci->debug)
+		dbgp_external_startup();
+
 	return retval;
 }
 
@@ -505,9 +520,14 @@ static int ehci_init(struct usb_hcd *hcd)
 	u32			temp;
 	int			retval;
 	u32			hcc_params;
+	struct ehci_qh_hw	*hw;
 
 	spin_lock_init(&ehci->lock);
 
+	/*
+	 * keep io watchdog by default, those good HCDs could turn off it later
+	 */
+	ehci->need_io_watchdog = 1;
 	init_timer(&ehci->watchdog);
 	ehci->watchdog.function = ehci_watchdog;
 	ehci->watchdog.data = (unsigned long) ehci;
@@ -544,12 +564,13 @@ static int ehci_init(struct usb_hcd *hcd)
 	 * from automatically advancing to the next td after short reads.
 	 */
 	ehci->async->qh_next.qh = NULL;
-	ehci->async->hw_next = QH_NEXT(ehci, ehci->async->qh_dma);
-	ehci->async->hw_info1 = cpu_to_hc32(ehci, QH_HEAD);
-	ehci->async->hw_token = cpu_to_hc32(ehci, QTD_STS_HALT);
-	ehci->async->hw_qtd_next = EHCI_LIST_END(ehci);
+	hw = ehci->async->hw;
+	hw->hw_next = QH_NEXT(ehci, ehci->async->qh_dma);
+	hw->hw_info1 = cpu_to_hc32(ehci, QH_HEAD);
+	hw->hw_token = cpu_to_hc32(ehci, QTD_STS_HALT);
+	hw->hw_qtd_next = EHCI_LIST_END(ehci);
 	ehci->async->qh_state = QH_STATE_LINKED;
-	ehci->async->hw_alt_next = QTD_NEXT(ehci, ehci->async->dummy->qtd_dma);
+	hw->hw_alt_next = QTD_NEXT(ehci, ehci->async->dummy->qtd_dma);
 
 	/* clear interrupt enables, set irq latency */
 	if (log2_irq_thresh < 0 || log2_irq_thresh > 6)
@@ -850,12 +871,18 @@ static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	if (!HC_IS_RUNNING(ehci_to_hcd(ehci)->state) && ehci->reclaim)
 		end_unlink_async(ehci);
 
-	/* if it's not linked then there's nothing to do */
-	if (qh->qh_state != QH_STATE_LINKED)
-		;
+	/* If the QH isn't linked then there's nothing we can do
+	 * unless we were called during a giveback, in which case
+	 * qh_completions() has to deal with it.
+	 */
+	if (qh->qh_state != QH_STATE_LINKED) {
+		if (qh->qh_state == QH_STATE_COMPLETING)
+			qh->needs_rescan = 1;
+		return;
+	}
 
 	/* defer till later if busy */
-	else if (ehci->reclaim) {
+	if (ehci->reclaim) {
 		struct ehci_qh		*last;
 
 		for (last = ehci->reclaim;
@@ -915,8 +942,9 @@ static int ehci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 			break;
 		switch (qh->qh_state) {
 		case QH_STATE_LINKED:
+		case QH_STATE_COMPLETING:
 			intr_deschedule (ehci, qh);
-			/* FALL THROUGH */
+			break;
 		case QH_STATE_IDLE:
 			qh_completions (ehci, qh);
 			break;
@@ -925,23 +953,6 @@ static int ehci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 					qh, qh->qh_state);
 			goto done;
 		}
-
-		/* reschedule QH iff another request is queued */
-		if (!list_empty (&qh->qtd_list)
-				&& HC_IS_RUNNING (hcd->state)) {
-			rc = qh_schedule(ehci, qh);
-
-			/* An error here likely indicates handshake failure
-			 * or no space left in the schedule.  Neither fault
-			 * should happen often ...
-			 *
-			 * FIXME kill the now-dysfunctional queued urbs
-			 */
-			if (rc != 0)
-				ehci_err(ehci,
-					"can't reschedule qh %p, err %d",
-					qh, rc);
-		}
 		break;
 
 	case PIPE_ISOCHRONOUS:
@@ -979,7 +990,7 @@ rescan:
 	/* endpoints can be iso streams.  for now, we don't
 	 * accelerate iso completions ... so spin a while.
 	 */
-	if (qh->hw_info1 == 0) {
+	if (qh->hw->hw_info1 == 0) {
 		ehci_vdbg (ehci, "iso delay\n");
 		goto idle_timeout;
 	}
@@ -988,6 +999,7 @@ rescan:
 		qh->qh_state = QH_STATE_IDLE;
 	switch (qh->qh_state) {
 	case QH_STATE_LINKED:
+	case QH_STATE_COMPLETING:
 		for (tmp = ehci->async->qh_next.qh;
 				tmp && tmp != qh;
 				tmp = tmp->qh_next.qh)
@@ -1052,18 +1064,17 @@ ehci_endpoint_reset(struct usb_hcd *hcd, struct usb_host_endpoint *ep)
 		usb_settoggle(qh->dev, epnum, is_out, 0);
 		if (!list_empty(&qh->qtd_list)) {
 			WARN_ONCE(1, "clear_halt for a busy endpoint\n");
-		} else if (qh->qh_state == QH_STATE_LINKED) {
+		} else if (qh->qh_state == QH_STATE_LINKED ||
+				qh->qh_state == QH_STATE_COMPLETING) {
 
 			/* The toggle value in the QH can't be updated
 			 * while the QH is active.  Unlink it now;
 			 * re-linking will call qh_refresh().
 			 */
-			if (eptype == USB_ENDPOINT_XFER_BULK) {
+			if (eptype == USB_ENDPOINT_XFER_BULK)
 				unlink_async(ehci, qh);
-			} else {
+			else
 				intr_deschedule(ehci, qh);
-				(void) qh_schedule(ehci, qh);
-			}
 		}
 	}
 	spin_unlock_irqrestore(&ehci->lock, flags);
@@ -1117,6 +1128,16 @@ MODULE_LICENSE ("GPL");
 #define	PLATFORM_DRIVER		ixp4xx_ehci_driver
 #endif
 
+#ifdef CONFIG_USB_W90X900_EHCI
+#include "ehci-w90x900.c"
+#define	PLATFORM_DRIVER		ehci_hcd_w90x900_driver
+#endif
+
+#ifdef CONFIG_ARCH_AT91
+#include "ehci-atmel.c"
+#define	PLATFORM_DRIVER		ehci_atmel_driver
+#endif
+
 #if !defined(PCI_DRIVER) && !defined(PLATFORM_DRIVER) && \
     !defined(PS3_SYSTEM_BUS_DRIVER) && !defined(OF_PLATFORM_DRIVER)
 #error "missing bus glue for ehci-hcd"
diff --git a/drivers/usb/host/ehci-hub.c b/drivers/usb/host/ehci-hub.c
index f46ad27c9a90..1b6f1c0e5cee 100644
--- a/drivers/usb/host/ehci-hub.c
+++ b/drivers/usb/host/ehci-hub.c
@@ -111,6 +111,7 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 	struct ehci_hcd		*ehci = hcd_to_ehci (hcd);
 	int			port;
 	int			mask;
+	u32 __iomem		*hostpc_reg = NULL;
 
 	ehci_dbg(ehci, "suspend root hub\n");
 
@@ -142,6 +143,9 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 		u32		t1 = ehci_readl(ehci, reg) & ~PORT_RWC_BITS;
 		u32		t2 = t1;
 
+		if (ehci->has_hostpc)
+			hostpc_reg = (u32 __iomem *)((u8 *)ehci->regs
+				+ HOSTPC0 + 4 * (port & 0xff));
 		/* keep track of which ports we suspend */
 		if (t1 & PORT_OWNER)
 			set_bit(port, &ehci->owned_ports);
@@ -151,15 +155,37 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 		}
 
 		/* enable remote wakeup on all ports */
-		if (hcd->self.root_hub->do_remote_wakeup)
-			t2 |= PORT_WAKE_BITS;
-		else
+		if (hcd->self.root_hub->do_remote_wakeup) {
+			/* only enable appropriate wake bits, otherwise the
+			 * hardware can not go phy low power mode. If a race
+			 * condition happens here(connection change during bits
+			 * set), the port change detection will finally fix it.
+			 */
+			if (t1 & PORT_CONNECT) {
+				t2 |= PORT_WKOC_E | PORT_WKDISC_E;
+				t2 &= ~PORT_WKCONN_E;
+			} else {
+				t2 |= PORT_WKOC_E | PORT_WKCONN_E;
+				t2 &= ~PORT_WKDISC_E;
+			}
+		} else
 			t2 &= ~PORT_WAKE_BITS;
 
 		if (t1 != t2) {
 			ehci_vdbg (ehci, "port %d, %08x -> %08x\n",
 				port + 1, t1, t2);
 			ehci_writel(ehci, t2, reg);
+			if (hostpc_reg) {
+				u32	t3;
+
+				msleep(5);/* 5ms for HCD enter low pwr mode */
+				t3 = ehci_readl(ehci, hostpc_reg);
+				ehci_writel(ehci, t3 | HOSTPC_PHCD, hostpc_reg);
+				t3 = ehci_readl(ehci, hostpc_reg);
+				ehci_dbg(ehci, "Port%d phy low pwr mode %s\n",
+					port, (t3 & HOSTPC_PHCD) ?
+					"succeeded" : "failed");
+			}
 		}
 	}
 
@@ -183,6 +209,11 @@ static int ehci_bus_suspend (struct usb_hcd *hcd)
 
 	ehci->next_statechange = jiffies + msecs_to_jiffies(10);
 	spin_unlock_irq (&ehci->lock);
+
+	/* ehci_work() may have re-enabled the watchdog timer, which we do not
+	 * want, and so we must delete any pending watchdog timer events.
+	 */
+	del_timer_sync(&ehci->watchdog);
 	return 0;
 }
 
@@ -204,6 +235,13 @@ static int ehci_bus_resume (struct usb_hcd *hcd)
 		return -ESHUTDOWN;
 	}
 
+	if (unlikely(ehci->debug)) {
+		if (ehci->debug && !dbgp_reset_prep())
+			ehci->debug = NULL;
+		else
+			dbgp_external_startup();
+	}
+
 	/* Ideally and we've got a real resume here, and no port's power
 	 * was lost.  (For PCI, that means Vaux was maintained.)  But we
 	 * could instead be restoring a swsusp snapshot -- so that BIOS was
@@ -563,7 +601,8 @@ static int ehci_hub_control (
 	int		ports = HCS_N_PORTS (ehci->hcs_params);
 	u32 __iomem	*status_reg = &ehci->regs->port_status[
 				(wIndex & 0xff) - 1];
-	u32		temp, status;
+	u32 __iomem	*hostpc_reg = NULL;
+	u32		temp, temp1, status;
 	unsigned long	flags;
 	int		retval = 0;
 	unsigned	selector;
@@ -575,6 +614,9 @@ static int ehci_hub_control (
 	 * power, "this is the one", etc.  EHCI spec supports this.
 	 */
 
+	if (ehci->has_hostpc)
+		hostpc_reg = (u32 __iomem *)((u8 *)ehci->regs
+				+ HOSTPC0 + 4 * ((wIndex & 0xff) - 1));
 	spin_lock_irqsave (&ehci->lock, flags);
 	switch (typeReq) {
 	case ClearHubFeature:
@@ -773,7 +815,11 @@ static int ehci_hub_control (
 		if (temp & PORT_CONNECT) {
 			status |= 1 << USB_PORT_FEAT_CONNECTION;
 			// status may be from integrated TT
-			status |= ehci_port_speed(ehci, temp);
+			if (ehci->has_hostpc) {
+				temp1 = ehci_readl(ehci, hostpc_reg);
+				status |= ehci_port_speed(ehci, temp1);
+			} else
+				status |= ehci_port_speed(ehci, temp);
 		}
 		if (temp & PORT_PE)
 			status |= 1 << USB_PORT_FEAT_ENABLE;
@@ -816,6 +862,15 @@ static int ehci_hub_control (
 	case SetPortFeature:
 		selector = wIndex >> 8;
 		wIndex &= 0xff;
+		if (unlikely(ehci->debug)) {
+			/* If the debug port is active any port
+			 * feature requests should get denied */
+			if (wIndex == HCS_DEBUG_PORT(ehci->hcs_params) &&
+			    (readl(&ehci->debug->control) & DBGP_ENABLED)) {
+				retval = -ENODEV;
+				goto error_exit;
+			}
+		}
 		if (!wIndex || wIndex > ports)
 			goto error;
 		wIndex--;
@@ -832,6 +887,24 @@ static int ehci_hub_control (
 					|| (temp & PORT_RESET) != 0)
 				goto error;
 			ehci_writel(ehci, temp | PORT_SUSPEND, status_reg);
+			/* After above check the port must be connected.
+			 * Set appropriate bit thus could put phy into low power
+			 * mode if we have hostpc feature
+			 */
+			if (hostpc_reg) {
+				temp &= ~PORT_WKCONN_E;
+				temp |= (PORT_WKDISC_E | PORT_WKOC_E);
+				ehci_writel(ehci, temp | PORT_SUSPEND,
+							status_reg);
+				msleep(5);/* 5ms for HCD enter low pwr mode */
+				temp1 = ehci_readl(ehci, hostpc_reg);
+				ehci_writel(ehci, temp1 | HOSTPC_PHCD,
+					hostpc_reg);
+				temp1 = ehci_readl(ehci, hostpc_reg);
+				ehci_dbg(ehci, "Port%d phy low pwr mode %s\n",
+					wIndex, (temp1 & HOSTPC_PHCD) ?
+					"succeeded" : "failed");
+			}
 			set_bit(wIndex, &ehci->suspended_ports);
 			break;
 		case USB_PORT_FEAT_POWER:
@@ -894,6 +967,7 @@ error:
 		/* "stall" on error */
 		retval = -EPIPE;
 	}
+error_exit:
 	spin_unlock_irqrestore (&ehci->lock, flags);
 	return retval;
 }
diff --git a/drivers/usb/host/ehci-mem.c b/drivers/usb/host/ehci-mem.c
index 10d52919abbb..aeda96e0af67 100644
--- a/drivers/usb/host/ehci-mem.c
+++ b/drivers/usb/host/ehci-mem.c
@@ -75,7 +75,8 @@ static void qh_destroy(struct ehci_qh *qh)
 	}
 	if (qh->dummy)
 		ehci_qtd_free (ehci, qh->dummy);
-	dma_pool_free (ehci->qh_pool, qh, qh->qh_dma);
+	dma_pool_free(ehci->qh_pool, qh->hw, qh->qh_dma);
+	kfree(qh);
 }
 
 static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags)
@@ -83,12 +84,14 @@ static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags)
 	struct ehci_qh		*qh;
 	dma_addr_t		dma;
 
-	qh = (struct ehci_qh *)
-		dma_pool_alloc (ehci->qh_pool, flags, &dma);
+	qh = kzalloc(sizeof *qh, GFP_ATOMIC);
 	if (!qh)
-		return qh;
-
-	memset (qh, 0, sizeof *qh);
+		goto done;
+	qh->hw = (struct ehci_qh_hw *)
+		dma_pool_alloc(ehci->qh_pool, flags, &dma);
+	if (!qh->hw)
+		goto fail;
+	memset(qh->hw, 0, sizeof *qh->hw);
 	qh->refcount = 1;
 	qh->ehci = ehci;
 	qh->qh_dma = dma;
@@ -99,10 +102,15 @@ static struct ehci_qh *ehci_qh_alloc (struct ehci_hcd *ehci, gfp_t flags)
 	qh->dummy = ehci_qtd_alloc (ehci, flags);
 	if (qh->dummy == NULL) {
 		ehci_dbg (ehci, "no dummy td\n");
-		dma_pool_free (ehci->qh_pool, qh, qh->qh_dma);
-		qh = NULL;
+		goto fail1;
 	}
+done:
 	return qh;
+fail1:
+	dma_pool_free(ehci->qh_pool, qh->hw, qh->qh_dma);
+fail:
+	kfree(qh);
+	return NULL;
 }
 
 /* to share a qh (cpu threads, or hc) */
@@ -180,7 +188,7 @@ static int ehci_mem_init (struct ehci_hcd *ehci, gfp_t flags)
 	/* QHs for control/bulk/intr transfers */
 	ehci->qh_pool = dma_pool_create ("ehci_qh",
 			ehci_to_hcd(ehci)->self.controller,
-			sizeof (struct ehci_qh),
+			sizeof(struct ehci_qh_hw),
 			32 /* byte alignment (for hw parts) */,
 			4096 /* can't cross 4K */);
 	if (!ehci->qh_pool) {
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c
index c2f1b7df918c..378861b9d79a 100644
--- a/drivers/usb/host/ehci-pci.c
+++ b/drivers/usb/host/ehci-pci.c
@@ -27,28 +27,8 @@
 /* called after powerup, by probe or system-pm "wakeup" */
 static int ehci_pci_reinit(struct ehci_hcd *ehci, struct pci_dev *pdev)
 {
-	u32			temp;
 	int			retval;
 
-	/* optional debug port, normally in the first BAR */
-	temp = pci_find_capability(pdev, 0x0a);
-	if (temp) {
-		pci_read_config_dword(pdev, temp, &temp);
-		temp >>= 16;
-		if ((temp & (3 << 13)) == (1 << 13)) {
-			temp &= 0x1fff;
-			ehci->debug = ehci_to_hcd(ehci)->regs + temp;
-			temp = ehci_readl(ehci, &ehci->debug->control);
-			ehci_info(ehci, "debug port %d%s\n",
-				HCS_DEBUG_PORT(ehci->hcs_params),
-				(temp & DBGP_ENABLED)
-					? " IN USE"
-					: "");
-			if (!(temp & DBGP_ENABLED))
-				ehci->debug = NULL;
-		}
-	}
-
 	/* we expect static quirk code to handle the "extended capabilities"
 	 * (currently just BIOS handoff) allowed starting with EHCI 0.96
 	 */
@@ -129,6 +109,9 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 		return retval;
 
 	switch (pdev->vendor) {
+	case PCI_VENDOR_ID_INTEL:
+		ehci->need_io_watchdog = 0;
+		break;
 	case PCI_VENDOR_ID_TDI:
 		if (pdev->device == PCI_DEVICE_ID_TDI_EHCI) {
 			hcd->has_tt = 1;
@@ -192,6 +175,25 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 		break;
 	}
 
+	/* optional debug port, normally in the first BAR */
+	temp = pci_find_capability(pdev, 0x0a);
+	if (temp) {
+		pci_read_config_dword(pdev, temp, &temp);
+		temp >>= 16;
+		if ((temp & (3 << 13)) == (1 << 13)) {
+			temp &= 0x1fff;
+			ehci->debug = ehci_to_hcd(ehci)->regs + temp;
+			temp = ehci_readl(ehci, &ehci->debug->control);
+			ehci_info(ehci, "debug port %d%s\n",
+				HCS_DEBUG_PORT(ehci->hcs_params),
+				(temp & DBGP_ENABLED)
+					? " IN USE"
+					: "");
+			if (!(temp & DBGP_ENABLED))
+				ehci->debug = NULL;
+		}
+	}
+
 	ehci_reset(ehci);
 
 	/* at least the Genesys GL880S needs fixup here */
@@ -242,7 +244,7 @@ static int ehci_pci_setup(struct usb_hcd *hcd)
 	 * System suspend currently expects to be able to suspend the entire
 	 * device tree, device-at-a-time.  If we failed selective suspend
 	 * reports, system suspend would fail; so the root hub code must claim
-	 * success.  That's lying to usbcore, and it matters for for runtime
+	 * success.  That's lying to usbcore, and it matters for runtime
 	 * PM scenarios with selective suspend and remote wakeup...
 	 */
 	if (ehci->no_selective_suspend && device_can_wakeup(&pdev->dev))
diff --git a/drivers/usb/host/ehci-q.c b/drivers/usb/host/ehci-q.c
index 7673554fa64d..00ad9ce392ed 100644
--- a/drivers/usb/host/ehci-q.c
+++ b/drivers/usb/host/ehci-q.c
@@ -87,31 +87,33 @@ qtd_fill(struct ehci_hcd *ehci, struct ehci_qtd *qtd, dma_addr_t buf,
 static inline void
 qh_update (struct ehci_hcd *ehci, struct ehci_qh *qh, struct ehci_qtd *qtd)
 {
+	struct ehci_qh_hw *hw = qh->hw;
+
 	/* writes to an active overlay are unsafe */
 	BUG_ON(qh->qh_state != QH_STATE_IDLE);
 
-	qh->hw_qtd_next = QTD_NEXT(ehci, qtd->qtd_dma);
-	qh->hw_alt_next = EHCI_LIST_END(ehci);
+	hw->hw_qtd_next = QTD_NEXT(ehci, qtd->qtd_dma);
+	hw->hw_alt_next = EHCI_LIST_END(ehci);
 
 	/* Except for control endpoints, we make hardware maintain data
 	 * toggle (like OHCI) ... here (re)initialize the toggle in the QH,
 	 * and set the pseudo-toggle in udev. Only usb_clear_halt() will
 	 * ever clear it.
 	 */
-	if (!(qh->hw_info1 & cpu_to_hc32(ehci, 1 << 14))) {
+	if (!(hw->hw_info1 & cpu_to_hc32(ehci, 1 << 14))) {
 		unsigned	is_out, epnum;
 
 		is_out = !(qtd->hw_token & cpu_to_hc32(ehci, 1 << 8));
-		epnum = (hc32_to_cpup(ehci, &qh->hw_info1) >> 8) & 0x0f;
+		epnum = (hc32_to_cpup(ehci, &hw->hw_info1) >> 8) & 0x0f;
 		if (unlikely (!usb_gettoggle (qh->dev, epnum, is_out))) {
-			qh->hw_token &= ~cpu_to_hc32(ehci, QTD_TOGGLE);
+			hw->hw_token &= ~cpu_to_hc32(ehci, QTD_TOGGLE);
 			usb_settoggle (qh->dev, epnum, is_out, 1);
 		}
 	}
 
 	/* HC must see latest qtd and qh data before we clear ACTIVE+HALT */
 	wmb ();
-	qh->hw_token &= cpu_to_hc32(ehci, QTD_TOGGLE | QTD_STS_PING);
+	hw->hw_token &= cpu_to_hc32(ehci, QTD_TOGGLE | QTD_STS_PING);
 }
 
 /* if it weren't for a common silicon quirk (writing the dummy into the qh
@@ -129,7 +131,7 @@ qh_refresh (struct ehci_hcd *ehci, struct ehci_qh *qh)
 		qtd = list_entry (qh->qtd_list.next,
 				struct ehci_qtd, qtd_list);
 		/* first qtd may already be partially processed */
-		if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw_current)
+		if (cpu_to_hc32(ehci, qtd->qtd_dma) == qh->hw->hw_current)
 			qtd = NULL;
 	}
 
@@ -260,7 +262,7 @@ __acquires(ehci->lock)
 		struct ehci_qh	*qh = (struct ehci_qh *) urb->hcpriv;
 
 		/* S-mask in a QH means it's an interrupt urb */
-		if ((qh->hw_info2 & cpu_to_hc32(ehci, QH_SMASK)) != 0) {
+		if ((qh->hw->hw_info2 & cpu_to_hc32(ehci, QH_SMASK)) != 0) {
 
 			/* ... update hc-wide periodic stats (for usbfs) */
 			ehci_to_hcd(ehci)->self.bandwidth_int_reqs--;
@@ -297,7 +299,6 @@ __acquires(ehci->lock)
 static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh);
 static void unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh);
 
-static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh);
 static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh);
 
 /*
@@ -308,13 +309,14 @@ static int qh_schedule (struct ehci_hcd *ehci, struct ehci_qh *qh);
 static unsigned
 qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
-	struct ehci_qtd		*last = NULL, *end = qh->dummy;
+	struct ehci_qtd		*last, *end = qh->dummy;
 	struct list_head	*entry, *tmp;
-	int			last_status = -EINPROGRESS;
+	int			last_status;
 	int			stopped;
 	unsigned		count = 0;
 	u8			state;
-	__le32			halt = HALT_BIT(ehci);
+	const __le32		halt = HALT_BIT(ehci);
+	struct ehci_qh_hw	*hw = qh->hw;
 
 	if (unlikely (list_empty (&qh->qtd_list)))
 		return count;
@@ -324,11 +326,20 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	 * they add urbs to this qh's queue or mark them for unlinking.
 	 *
 	 * NOTE:  unlinking expects to be done in queue order.
+	 *
+	 * It's a bug for qh->qh_state to be anything other than
+	 * QH_STATE_IDLE, unless our caller is scan_async() or
+	 * scan_periodic().
 	 */
 	state = qh->qh_state;
 	qh->qh_state = QH_STATE_COMPLETING;
 	stopped = (state == QH_STATE_IDLE);
 
+ rescan:
+	last = NULL;
+	last_status = -EINPROGRESS;
+	qh->needs_rescan = 0;
+
 	/* remove de-activated QTDs from front of queue.
 	 * after faults (including short reads), cleanup this urb
 	 * then let the queue advance.
@@ -392,7 +403,8 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 					qtd->hw_token = cpu_to_hc32(ehci,
 							token);
 					wmb();
-					qh->hw_token = cpu_to_hc32(ehci, token);
+					hw->hw_token = cpu_to_hc32(ehci,
+							token);
 					goto retry_xacterr;
 				}
 				stopped = 1;
@@ -435,8 +447,8 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 			/* qh unlinked; token in overlay may be most current */
 			if (state == QH_STATE_IDLE
 					&& cpu_to_hc32(ehci, qtd->qtd_dma)
-						== qh->hw_current) {
-				token = hc32_to_cpu(ehci, qh->hw_token);
+						== hw->hw_current) {
+				token = hc32_to_cpu(ehci, hw->hw_token);
 
 				/* An unlink may leave an incomplete
 				 * async transaction in the TT buffer.
@@ -449,9 +461,9 @@ qh_completions (struct ehci_hcd *ehci, struct ehci_qh *qh)
 			 * patch the qh later and so that completions can't
 			 * activate it while we "know" it's stopped.
 			 */
-			if ((halt & qh->hw_token) == 0) {
+			if ((halt & hw->hw_token) == 0) {
 halt:
-				qh->hw_token |= halt;
+				hw->hw_token |= halt;
 				wmb ();
 			}
 		}
@@ -503,6 +515,21 @@ halt:
 		ehci_qtd_free (ehci, last);
 	}
 
+	/* Do we need to rescan for URBs dequeued during a giveback? */
+	if (unlikely(qh->needs_rescan)) {
+		/* If the QH is already unlinked, do the rescan now. */
+		if (state == QH_STATE_IDLE)
+			goto rescan;
+
+		/* Otherwise we have to wait until the QH is fully unlinked.
+		 * Our caller will start an unlink if qh->needs_rescan is
+		 * set.  But if an unlink has already started, nothing needs
+		 * to be done.
+		 */
+		if (state != QH_STATE_LINKED)
+			qh->needs_rescan = 0;
+	}
+
 	/* restore original state; caller must unlink or relink */
 	qh->qh_state = state;
 
@@ -510,7 +537,7 @@ halt:
 	 * it after fault cleanup, or recovering from silicon wrongly
 	 * overlaying the dummy qtd (which reduces DMA chatter).
 	 */
-	if (stopped != 0 || qh->hw_qtd_next == EHCI_LIST_END(ehci)) {
+	if (stopped != 0 || hw->hw_qtd_next == EHCI_LIST_END(ehci)) {
 		switch (state) {
 		case QH_STATE_IDLE:
 			qh_refresh(ehci, qh);
@@ -527,12 +554,9 @@ halt:
 			 * That should be rare for interrupt transfers,
 			 * except maybe high bandwidth ...
 			 */
-			if ((cpu_to_hc32(ehci, QH_SMASK)
-					& qh->hw_info2) != 0) {
-				intr_deschedule (ehci, qh);
-				(void) qh_schedule (ehci, qh);
-			} else
-				unlink_async (ehci, qh);
+
+			/* Tell the caller to start an unlink */
+			qh->needs_rescan = 1;
 			break;
 		/* otherwise, unlink already started */
 		}
@@ -649,7 +673,7 @@ qh_urb_transaction (
 		 * (this will usually be overridden later.)
 		 */
 		if (is_input)
-			qtd->hw_alt_next = ehci->async->hw_alt_next;
+			qtd->hw_alt_next = ehci->async->hw->hw_alt_next;
 
 		/* qh makes control packets use qtd toggle; maybe switch it */
 		if ((maxpacket & (this_qtd_len + (maxpacket - 1))) == 0)
@@ -744,6 +768,7 @@ qh_make (
 	int			is_input, type;
 	int			maxp = 0;
 	struct usb_tt		*tt = urb->dev->tt;
+	struct ehci_qh_hw	*hw;
 
 	if (!qh)
 		return qh;
@@ -890,8 +915,9 @@ done:
 
 	/* init as live, toggle clear, advance to dummy */
 	qh->qh_state = QH_STATE_IDLE;
-	qh->hw_info1 = cpu_to_hc32(ehci, info1);
-	qh->hw_info2 = cpu_to_hc32(ehci, info2);
+	hw = qh->hw;
+	hw->hw_info1 = cpu_to_hc32(ehci, info1);
+	hw->hw_info2 = cpu_to_hc32(ehci, info2);
 	usb_settoggle (urb->dev, usb_pipeendpoint (urb->pipe), !is_input, 1);
 	qh_refresh (ehci, qh);
 	return qh;
@@ -910,6 +936,8 @@ static void qh_link_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	if (unlikely(qh->clearing_tt))
 		return;
 
+	WARN_ON(qh->qh_state != QH_STATE_IDLE);
+
 	/* (re)start the async schedule? */
 	head = ehci->async;
 	timer_action_done (ehci, TIMER_ASYNC_OFF);
@@ -928,16 +956,15 @@ static void qh_link_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	}
 
 	/* clear halt and/or toggle; and maybe recover from silicon quirk */
-	if (qh->qh_state == QH_STATE_IDLE)
-		qh_refresh (ehci, qh);
+	qh_refresh(ehci, qh);
 
 	/* splice right after start */
 	qh->qh_next = head->qh_next;
-	qh->hw_next = head->hw_next;
+	qh->hw->hw_next = head->hw->hw_next;
 	wmb ();
 
 	head->qh_next.qh = qh;
-	head->hw_next = dma;
+	head->hw->hw_next = dma;
 
 	qh_get(qh);
 	qh->xacterrs = 0;
@@ -984,7 +1011,7 @@ static struct ehci_qh *qh_append_tds (
 
                         /* usb_reset_device() briefly reverts to address 0 */
                         if (usb_pipedevice (urb->pipe) == 0)
-                                qh->hw_info1 &= ~qh_addr_mask;
+				qh->hw->hw_info1 &= ~qh_addr_mask;
 		}
 
 		/* just one way to queue requests: swap with the dummy qtd.
@@ -1169,7 +1196,7 @@ static void start_unlink_async (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	while (prev->qh_next.qh != qh)
 		prev = prev->qh_next.qh;
 
-	prev->hw_next = qh->hw_next;
+	prev->hw->hw_next = qh->hw->hw_next;
 	prev->qh_next = qh->qh_next;
 	wmb ();
 
@@ -1214,6 +1241,8 @@ rescan:
 				qh = qh_get (qh);
 				qh->stamp = ehci->stamp;
 				temp = qh_completions (ehci, qh);
+				if (qh->needs_rescan)
+					unlink_async(ehci, qh);
 				qh_put (qh);
 				if (temp != 0) {
 					goto rescan;
diff --git a/drivers/usb/host/ehci-sched.c b/drivers/usb/host/ehci-sched.c
index edd61ee90323..b25cdea93a1f 100644
--- a/drivers/usb/host/ehci-sched.c
+++ b/drivers/usb/host/ehci-sched.c
@@ -60,6 +60,20 @@ periodic_next_shadow(struct ehci_hcd *ehci, union ehci_shadow *periodic,
 	}
 }
 
+static __hc32 *
+shadow_next_periodic(struct ehci_hcd *ehci, union ehci_shadow *periodic,
+		__hc32 tag)
+{
+	switch (hc32_to_cpu(ehci, tag)) {
+	/* our ehci_shadow.qh is actually software part */
+	case Q_TYPE_QH:
+		return &periodic->qh->hw->hw_next;
+	/* others are hw parts */
+	default:
+		return periodic->hw_next;
+	}
+}
+
 /* caller must hold ehci->lock */
 static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
 {
@@ -71,7 +85,8 @@ static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
 	while (here.ptr && here.ptr != ptr) {
 		prev_p = periodic_next_shadow(ehci, prev_p,
 				Q_NEXT_TYPE(ehci, *hw_p));
-		hw_p = here.hw_next;
+		hw_p = shadow_next_periodic(ehci, &here,
+				Q_NEXT_TYPE(ehci, *hw_p));
 		here = *prev_p;
 	}
 	/* an interrupt entry (at list end) could have been shared */
@@ -83,7 +98,7 @@ static void periodic_unlink (struct ehci_hcd *ehci, unsigned frame, void *ptr)
 	 */
 	*prev_p = *periodic_next_shadow(ehci, &here,
 			Q_NEXT_TYPE(ehci, *hw_p));
-	*hw_p = *here.hw_next;
+	*hw_p = *shadow_next_periodic(ehci, &here, Q_NEXT_TYPE(ehci, *hw_p));
 }
 
 /* how many of the uframe's 125 usecs are allocated? */
@@ -93,18 +108,20 @@ periodic_usecs (struct ehci_hcd *ehci, unsigned frame, unsigned uframe)
 	__hc32			*hw_p = &ehci->periodic [frame];
 	union ehci_shadow	*q = &ehci->pshadow [frame];
 	unsigned		usecs = 0;
+	struct ehci_qh_hw	*hw;
 
 	while (q->ptr) {
 		switch (hc32_to_cpu(ehci, Q_NEXT_TYPE(ehci, *hw_p))) {
 		case Q_TYPE_QH:
+			hw = q->qh->hw;
 			/* is it in the S-mask? */
-			if (q->qh->hw_info2 & cpu_to_hc32(ehci, 1 << uframe))
+			if (hw->hw_info2 & cpu_to_hc32(ehci, 1 << uframe))
 				usecs += q->qh->usecs;
 			/* ... or C-mask? */
-			if (q->qh->hw_info2 & cpu_to_hc32(ehci,
+			if (hw->hw_info2 & cpu_to_hc32(ehci,
 					1 << (8 + uframe)))
 				usecs += q->qh->c_usecs;
-			hw_p = &q->qh->hw_next;
+			hw_p = &hw->hw_next;
 			q = &q->qh->qh_next;
 			break;
 		// case Q_TYPE_FSTN:
@@ -237,10 +254,10 @@ periodic_tt_usecs (
 			continue;
 		case Q_TYPE_QH:
 			if (same_tt(dev, q->qh->dev)) {
-				uf = tt_start_uframe(ehci, q->qh->hw_info2);
+				uf = tt_start_uframe(ehci, q->qh->hw->hw_info2);
 				tt_usecs[uf] += q->qh->tt_usecs;
 			}
-			hw_p = &q->qh->hw_next;
+			hw_p = &q->qh->hw->hw_next;
 			q = &q->qh->qh_next;
 			continue;
 		case Q_TYPE_SITD:
@@ -375,6 +392,7 @@ static int tt_no_collision (
 	for (; frame < ehci->periodic_size; frame += period) {
 		union ehci_shadow	here;
 		__hc32			type;
+		struct ehci_qh_hw	*hw;
 
 		here = ehci->pshadow [frame];
 		type = Q_NEXT_TYPE(ehci, ehci->periodic [frame]);
@@ -385,17 +403,18 @@ static int tt_no_collision (
 				here = here.itd->itd_next;
 				continue;
 			case Q_TYPE_QH:
+				hw = here.qh->hw;
 				if (same_tt (dev, here.qh->dev)) {
 					u32		mask;
 
 					mask = hc32_to_cpu(ehci,
-							here.qh->hw_info2);
+							hw->hw_info2);
 					/* "knows" no gap is needed */
 					mask |= mask >> 8;
 					if (mask & uf_mask)
 						break;
 				}
-				type = Q_NEXT_TYPE(ehci, here.qh->hw_next);
+				type = Q_NEXT_TYPE(ehci, hw->hw_next);
 				here = here.qh->qh_next;
 				continue;
 			case Q_TYPE_SITD:
@@ -498,7 +517,8 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
 
 	dev_dbg (&qh->dev->dev,
 		"link qh%d-%04x/%p start %d [%d/%d us]\n",
-		period, hc32_to_cpup(ehci, &qh->hw_info2) & (QH_CMASK | QH_SMASK),
+		period, hc32_to_cpup(ehci, &qh->hw->hw_info2)
+			& (QH_CMASK | QH_SMASK),
 		qh, qh->start, qh->usecs, qh->c_usecs);
 
 	/* high bandwidth, or otherwise every microframe */
@@ -517,7 +537,7 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
 			if (type == cpu_to_hc32(ehci, Q_TYPE_QH))
 				break;
 			prev = periodic_next_shadow(ehci, prev, type);
-			hw_p = &here.qh->hw_next;
+			hw_p = shadow_next_periodic(ehci, &here, type);
 			here = *prev;
 		}
 
@@ -528,14 +548,14 @@ static int qh_link_periodic (struct ehci_hcd *ehci, struct ehci_qh *qh)
 			if (qh->period > here.qh->period)
 				break;
 			prev = &here.qh->qh_next;
-			hw_p = &here.qh->hw_next;
+			hw_p = &here.qh->hw->hw_next;
 			here = *prev;
 		}
 		/* link in this qh, unless some earlier pass did that */
 		if (qh != here.qh) {
 			qh->qh_next = here;
 			if (here.qh)
-				qh->hw_next = *hw_p;
+				qh->hw->hw_next = *hw_p;
 			wmb ();
 			prev->qh = qh;
 			*hw_p = QH_NEXT (ehci, qh->qh_dma);
@@ -581,7 +601,7 @@ static int qh_unlink_periodic(struct ehci_hcd *ehci, struct ehci_qh *qh)
 	dev_dbg (&qh->dev->dev,
 		"unlink qh%d-%04x/%p start %d [%d/%d us]\n",
 		qh->period,
-		hc32_to_cpup(ehci, &qh->hw_info2) & (QH_CMASK | QH_SMASK),
+		hc32_to_cpup(ehci, &qh->hw->hw_info2) & (QH_CMASK | QH_SMASK),
 		qh, qh->start, qh->usecs, qh->c_usecs);
 
 	/* qh->qh_next still "live" to HC */
@@ -595,7 +615,19 @@ static int qh_unlink_periodic(struct ehci_hcd *ehci, struct ehci_qh *qh)
 
 static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
 {
-	unsigned	wait;
+	unsigned		wait;
+	struct ehci_qh_hw	*hw = qh->hw;
+	int			rc;
+
+	/* If the QH isn't linked then there's nothing we can do
+	 * unless we were called during a giveback, in which case
+	 * qh_completions() has to deal with it.
+	 */
+	if (qh->qh_state != QH_STATE_LINKED) {
+		if (qh->qh_state == QH_STATE_COMPLETING)
+			qh->needs_rescan = 1;
+		return;
+	}
 
 	qh_unlink_periodic (ehci, qh);
 
@@ -606,15 +638,33 @@ static void intr_deschedule (struct ehci_hcd *ehci, struct ehci_qh *qh)
 	 */
 	if (list_empty (&qh->qtd_list)
 			|| (cpu_to_hc32(ehci, QH_CMASK)
-					& qh->hw_info2) != 0)
+					& hw->hw_info2) != 0)
 		wait = 2;
 	else
 		wait = 55;	/* worst case: 3 * 1024 */
 
 	udelay (wait);
 	qh->qh_state = QH_STATE_IDLE;
-	qh->hw_next = EHCI_LIST_END(ehci);
+	hw->hw_next = EHCI_LIST_END(ehci);
 	wmb ();
+
+	qh_completions(ehci, qh);
+
+	/* reschedule QH iff another request is queued */
+	if (!list_empty(&qh->qtd_list) &&
+			HC_IS_RUNNING(ehci_to_hcd(ehci)->state)) {
+		rc = qh_schedule(ehci, qh);
+
+		/* An error here likely indicates handshake failure
+		 * or no space left in the schedule.  Neither fault
+		 * should happen often ...
+		 *
+		 * FIXME kill the now-dysfunctional queued urbs
+		 */
+		if (rc != 0)
+			ehci_err(ehci, "can't reschedule qh %p, err %d\n",
+					qh, rc);
+	}
 }
 
 /*-------------------------------------------------------------------------*/
@@ -739,14 +789,15 @@ static int qh_schedule(struct ehci_hcd *ehci, struct ehci_qh *qh)
 	unsigned	uframe;
 	__hc32		c_mask;
 	unsigned	frame;		/* 0..(qh->period - 1), or NO_FRAME */
+	struct ehci_qh_hw	*hw = qh->hw;
 
 	qh_refresh(ehci, qh);
-	qh->hw_next = EHCI_LIST_END(ehci);
+	hw->hw_next = EHCI_LIST_END(ehci);
 	frame = qh->start;
 
 	/* reuse the previous schedule slots, if we can */
 	if (frame < qh->period) {
-		uframe = ffs(hc32_to_cpup(ehci, &qh->hw_info2) & QH_SMASK);
+		uframe = ffs(hc32_to_cpup(ehci, &hw->hw_info2) & QH_SMASK);
 		status = check_intr_schedule (ehci, frame, --uframe,
 				qh, &c_mask);
 	} else {
@@ -784,11 +835,11 @@ static int qh_schedule(struct ehci_hcd *ehci, struct ehci_qh *qh)
 		qh->start = frame;
 
 		/* reset S-frame and (maybe) C-frame masks */
-		qh->hw_info2 &= cpu_to_hc32(ehci, ~(QH_CMASK | QH_SMASK));
-		qh->hw_info2 |= qh->period
+		hw->hw_info2 &= cpu_to_hc32(ehci, ~(QH_CMASK | QH_SMASK));
+		hw->hw_info2 |= qh->period
 			? cpu_to_hc32(ehci, 1 << uframe)
 			: cpu_to_hc32(ehci, QH_SMASK);
-		qh->hw_info2 |= c_mask;
+		hw->hw_info2 |= c_mask;
 	} else
 		ehci_dbg (ehci, "reused qh %p schedule\n", qh);
 
@@ -1349,6 +1400,10 @@ iso_stream_schedule (
 		goto fail;
 	}
 
+	period = urb->interval;
+	if (!stream->highspeed)
+		period <<= 3;
+
 	now = ehci_readl(ehci, &ehci->regs->frame_index) % mod;
 
 	/* when's the last uframe this urb could start? */
@@ -1366,14 +1421,15 @@ iso_stream_schedule (
 
 		/* Fell behind (by up to twice the slop amount)? */
 		if (start >= max - 2 * 8 * SCHEDULE_SLOP)
-			start += stream->interval * DIV_ROUND_UP(
-					max - start, stream->interval) - mod;
+			start += period * DIV_ROUND_UP(
+					max - start, period) - mod;
 
 		/* Tried to schedule too far into the future? */
 		if (unlikely((start + sched->span) >= max)) {
 			status = -EFBIG;
 			goto fail;
 		}
+		stream->next_uframe = start;
 		goto ready;
 	}
 
@@ -1389,10 +1445,6 @@ iso_stream_schedule (
 
 	/* NOTE:  assumes URB_ISO_ASAP, to limit complexity/bugs */
 
-	period = urb->interval;
-	if (!stream->highspeed)
-		period <<= 3;
-
 	/* find a uframe slot with enough bandwidth */
 	for (; start < (stream->next_uframe + period); start++) {
 		int		enough_space;
@@ -2188,10 +2240,11 @@ restart:
 			case Q_TYPE_QH:
 				/* handle any completions */
 				temp.qh = qh_get (q.qh);
-				type = Q_NEXT_TYPE(ehci, q.qh->hw_next);
+				type = Q_NEXT_TYPE(ehci, q.qh->hw->hw_next);
 				q = q.qh->qh_next;
 				modified = qh_completions (ehci, temp.qh);
-				if (unlikely (list_empty (&temp.qh->qtd_list)))
+				if (unlikely(list_empty(&temp.qh->qtd_list) ||
+						temp.qh->needs_rescan))
 					intr_deschedule (ehci, temp.qh);
 				qh_put (temp.qh);
 				break;
diff --git a/drivers/usb/host/ehci-w90x900.c b/drivers/usb/host/ehci-w90x900.c
new file mode 100644
index 000000000000..cfa21ea20f82
--- /dev/null
+++ b/drivers/usb/host/ehci-w90x900.c
@@ -0,0 +1,181 @@
+/*
+ * linux/driver/usb/host/ehci-w90x900.c
+ *
+ * Copyright (c) 2008 Nuvoton technology corporation.
+ *
+ * Wan ZongShun <mcuos.com@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation;version 2 of the License.
+ *
+ */
+
+#include <linux/platform_device.h>
+
+/*ebable phy0 and phy1 for w90p910*/
+#define	ENPHY		(0x01<<8)
+#define PHY0_CTR	(0xA4)
+#define PHY1_CTR	(0xA8)
+
+static int __devinit usb_w90x900_probe(const struct hc_driver *driver,
+		      struct platform_device *pdev)
+{
+	struct usb_hcd *hcd;
+	struct ehci_hcd *ehci;
+	struct resource *res;
+	int retval = 0, irq;
+	unsigned long val;
+
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		retval = -ENXIO;
+		goto err1;
+	}
+
+	hcd = usb_create_hcd(driver, &pdev->dev, "w90x900 EHCI");
+	if (!hcd) {
+		retval = -ENOMEM;
+		goto err1;
+	}
+
+	hcd->rsrc_start = res->start;
+	hcd->rsrc_len = res->end - res->start + 1;
+
+	if (!request_mem_region(hcd->rsrc_start, hcd->rsrc_len, hcd_name)) {
+		retval = -EBUSY;
+		goto err2;
+	}
+
+	hcd->regs = ioremap(hcd->rsrc_start, hcd->rsrc_len);
+	if (hcd->regs == NULL) {
+		retval = -EFAULT;
+		goto err3;
+	}
+
+	ehci = hcd_to_ehci(hcd);
+	ehci->caps = hcd->regs;
+	ehci->regs = hcd->regs +
+		 HC_LENGTH(ehci_readl(ehci, &ehci->caps->hc_capbase));
+
+	/* enable PHY 0,1,the regs only apply to w90p910
+	*  0xA4,0xA8 were offsets of PHY0 and PHY1 controller of
+	*  w90p910 IC relative to ehci->regs.
+	*/
+	val = __raw_readl(ehci->regs+PHY0_CTR);
+	val |= ENPHY;
+	__raw_writel(val, ehci->regs+PHY0_CTR);
+
+	val = __raw_readl(ehci->regs+PHY1_CTR);
+	val |= ENPHY;
+	__raw_writel(val, ehci->regs+PHY1_CTR);
+
+	ehci->hcs_params = ehci_readl(ehci, &ehci->caps->hcs_params);
+	ehci->sbrn = 0x20;
+
+	irq = platform_get_irq(pdev, 0);
+	if (irq < 0)
+		goto err4;
+
+	retval = usb_add_hcd(hcd, irq, IRQF_SHARED);
+	if (retval != 0)
+		goto err4;
+
+	ehci_writel(ehci, 1, &ehci->regs->configured_flag);
+
+	return retval;
+err4:
+	iounmap(hcd->regs);
+err3:
+	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+err2:
+	usb_put_hcd(hcd);
+err1:
+	return retval;
+}
+
+static
+void usb_w90x900_remove(struct usb_hcd *hcd, struct platform_device *pdev)
+{
+	usb_remove_hcd(hcd);
+	iounmap(hcd->regs);
+	release_mem_region(hcd->rsrc_start, hcd->rsrc_len);
+	usb_put_hcd(hcd);
+}
+
+static const struct hc_driver ehci_w90x900_hc_driver = {
+	.description = hcd_name,
+	.product_desc = "Nuvoton w90x900 EHCI Host Controller",
+	.hcd_priv_size = sizeof(struct ehci_hcd),
+
+	/*
+	 * generic hardware linkage
+	 */
+	.irq = ehci_irq,
+	.flags = HCD_USB2|HCD_MEMORY,
+
+	/*
+	 * basic lifecycle operations
+	 */
+	.reset = ehci_init,
+	.start = ehci_run,
+
+	.stop = ehci_stop,
+	.shutdown = ehci_shutdown,
+
+	/*
+	 * managing i/o requests and associated device resources
+	 */
+	.urb_enqueue = ehci_urb_enqueue,
+	.urb_dequeue = ehci_urb_dequeue,
+	.endpoint_disable = ehci_endpoint_disable,
+
+	/*
+	 * scheduling support
+	 */
+	.get_frame_number = ehci_get_frame,
+
+	/*
+	 * root hub support
+	 */
+	.hub_status_data = ehci_hub_status_data,
+	.hub_control = ehci_hub_control,
+#ifdef	CONFIG_PM
+	.bus_suspend = ehci_bus_suspend,
+	.bus_resume = ehci_bus_resume,
+#endif
+	.relinquish_port	= ehci_relinquish_port,
+	.port_handed_over	= ehci_port_handed_over,
+};
+
+static int __devinit ehci_w90x900_probe(struct platform_device *pdev)
+{
+	if (usb_disabled())
+		return -ENODEV;
+
+	return usb_w90x900_probe(&ehci_w90x900_hc_driver, pdev);
+}
+
+static int __devexit ehci_w90x900_remove(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+
+	usb_w90x900_remove(hcd, pdev);
+
+	return 0;
+}
+
+static struct platform_driver ehci_hcd_w90x900_driver = {
+	.probe  = ehci_w90x900_probe,
+	.remove = __devexit_p(ehci_w90x900_remove),
+	.driver = {
+		.name = "w90x900-ehci",
+		.owner = THIS_MODULE,
+	},
+};
+
+MODULE_AUTHOR("Wan ZongShun <mcuos.com@gmail.com>");
+MODULE_DESCRIPTION("w90p910 usb ehci driver!");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:w90p910-ehci");
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h
index 2bfff30f4704..064e76821ff5 100644
--- a/drivers/usb/host/ehci.h
+++ b/drivers/usb/host/ehci.h
@@ -37,7 +37,7 @@ typedef __u16 __bitwise __hc16;
 #define __hc16	__le16
 #endif
 
-/* statistics can be kept for for tuning/monitoring */
+/* statistics can be kept for tuning/monitoring */
 struct ehci_stats {
 	/* irq usage */
 	unsigned long		normal;
@@ -126,6 +126,7 @@ struct ehci_hcd {			/* one per controller */
 	unsigned		big_endian_mmio:1;
 	unsigned		big_endian_desc:1;
 	unsigned		has_amcc_usb23:1;
+	unsigned		need_io_watchdog:1;
 
 	/* required for usb32 quirk */
 	#define OHCI_CTRL_HCFS          (3 << 6)
@@ -135,6 +136,7 @@ struct ehci_hcd {			/* one per controller */
 	#define OHCI_HCCTRL_OFFSET      0x4
 	#define OHCI_HCCTRL_LEN         0x4
 	__hc32			*ohci_hcctrl_reg;
+	unsigned		has_hostpc:1;
 
 	u8			sbrn;		/* packed release number */
 
@@ -298,8 +300,8 @@ union ehci_shadow {
  * These appear in both the async and (for interrupt) periodic schedules.
  */
 
-struct ehci_qh {
-	/* first part defined by EHCI spec */
+/* first part defined by EHCI spec */
+struct ehci_qh_hw {
 	__hc32			hw_next;	/* see EHCI 3.6.1 */
 	__hc32			hw_info1;       /* see EHCI 3.6.2 */
 #define	QH_HEAD		0x00008000
@@ -317,7 +319,10 @@ struct ehci_qh {
 	__hc32			hw_token;
 	__hc32			hw_buf [5];
 	__hc32			hw_buf_hi [5];
+} __attribute__ ((aligned(32)));
 
+struct ehci_qh {
+	struct ehci_qh_hw	*hw;
 	/* the rest is HCD-private */
 	dma_addr_t		qh_dma;		/* address of qh */
 	union ehci_shadow	qh_next;	/* ptr to qh; or periodic */
@@ -336,6 +341,7 @@ struct ehci_qh {
 	u32			refcount;
 	unsigned		stamp;
 
+	u8			needs_rescan;	/* Dequeue during giveback */
 	u8			qh_state;
 #define	QH_STATE_LINKED		1		/* HC sees this */
 #define	QH_STATE_UNLINK		2		/* HC may still see this */
@@ -357,7 +363,7 @@ struct ehci_qh {
 
 	struct usb_device	*dev;		/* access to TT */
 	unsigned		clearing_tt:1;	/* Clear-TT-Buf in progress */
-} __attribute__ ((aligned (32)));
+};
 
 /*-------------------------------------------------------------------------*/
 
@@ -544,7 +550,7 @@ static inline unsigned int
 ehci_port_speed(struct ehci_hcd *ehci, unsigned int portsc)
 {
 	if (ehci_is_TDI(ehci)) {
-		switch ((portsc>>26)&3) {
+		switch ((portsc >> (ehci->has_hostpc ? 25 : 26)) & 3) {
 		case 0:
 			return 0;
 		case 1:
diff --git a/drivers/usb/host/isp1362-hcd.c b/drivers/usb/host/isp1362-hcd.c
new file mode 100644
index 000000000000..5c774ab98252
--- /dev/null
+++ b/drivers/usb/host/isp1362-hcd.c
@@ -0,0 +1,2909 @@
+/*
+ * ISP1362 HCD (Host Controller Driver) for USB.
+ *
+ * Copyright (C) 2005 Lothar Wassmann <LW@KARO-electronics.de>
+ *
+ * Derived from the SL811 HCD, rewritten for ISP116x.
+ * Copyright (C) 2005 Olav Kongas <ok@artecdesign.ee>
+ *
+ * Portions:
+ * Copyright (C) 2004 Psion Teklogix (for NetBook PRO)
+ * Copyright (C) 2004 David Brownell
+ */
+
+/*
+ * The ISP1362 chip requires a large delay (300ns and 462ns) between
+ * accesses to the address and data register.
+ * The following timing options exist:
+ *
+ * 1. Configure your memory controller to add such delays if it can (the best)
+ * 2. Implement platform-specific delay function possibly
+ *    combined with configuring the memory controller; see
+ *    include/linux/usb_isp1362.h for more info.
+ * 3. Use ndelay (easiest, poorest).
+ *
+ * Use the corresponding macros USE_PLATFORM_DELAY and USE_NDELAY in the
+ * platform specific section of isp1362.h to select the appropriate variant.
+ *
+ * Also note that according to the Philips "ISP1362 Errata" document
+ * Rev 1.00 from 27 May data corruption may occur when the #WR signal
+ * is reasserted (even with #CS deasserted) within 132ns after a
+ * write cycle to any controller register. If the hardware doesn't
+ * implement the recommended fix (gating the #WR with #CS) software
+ * must ensure that no further write cycle (not necessarily to the chip!)
+ * is issued by the CPU within this interval.
+
+ * For PXA25x this can be ensured by using VLIO with the maximum
+ * recovery time (MSCx = 0x7f8c) with a memory clock of 99.53 MHz.
+ */
+
+#ifdef CONFIG_USB_DEBUG
+# define ISP1362_DEBUG
+#else
+# undef ISP1362_DEBUG
+#endif
+
+/*
+ * The PXA255 UDC apparently doesn't handle GET_STATUS, GET_CONFIG and
+ * GET_INTERFACE requests correctly when the SETUP and DATA stages of the
+ * requests are carried out in separate frames. This will delay any SETUP
+ * packets until the start of the next frame so that this situation is
+ * unlikely to occur (and makes usbtest happy running with a PXA255 target
+ * device).
+ */
+#undef BUGGY_PXA2XX_UDC_USBTEST
+
+#undef PTD_TRACE
+#undef URB_TRACE
+#undef VERBOSE
+#undef REGISTERS
+
+/* This enables a memory test on the ISP1362 chip memory to make sure the
+ * chip access timing is correct.
+ */
+#undef CHIP_BUFFER_TEST
+
+#include <linux/module.h>
+#include <linux/moduleparam.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/ioport.h>
+#include <linux/sched.h>
+#include <linux/slab.h>
+#include <linux/smp_lock.h>
+#include <linux/errno.h>
+#include <linux/init.h>
+#include <linux/list.h>
+#include <linux/interrupt.h>
+#include <linux/usb.h>
+#include <linux/usb/isp1362.h>
+#include <linux/platform_device.h>
+#include <linux/pm.h>
+#include <linux/io.h>
+#include <linux/bitops.h>
+
+#include <asm/irq.h>
+#include <asm/system.h>
+#include <asm/byteorder.h>
+#include <asm/unaligned.h>
+
+static int dbg_level;
+#ifdef ISP1362_DEBUG
+module_param(dbg_level, int, 0644);
+#else
+module_param(dbg_level, int, 0);
+#define	STUB_DEBUG_FILE
+#endif
+
+#include "../core/hcd.h"
+#include "../core/usb.h"
+#include "isp1362.h"
+
+
+#define DRIVER_VERSION	"2005-04-04"
+#define DRIVER_DESC	"ISP1362 USB Host Controller Driver"
+
+MODULE_DESCRIPTION(DRIVER_DESC);
+MODULE_LICENSE("GPL");
+
+static const char hcd_name[] = "isp1362-hcd";
+
+static void isp1362_hc_stop(struct usb_hcd *hcd);
+static int isp1362_hc_start(struct usb_hcd *hcd);
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * When called from the interrupthandler only isp1362_hcd->irqenb is modified,
+ * since the interrupt handler will write isp1362_hcd->irqenb to HCuPINT upon
+ * completion.
+ * We don't need a 'disable' counterpart, since interrupts will be disabled
+ * only by the interrupt handler.
+ */
+static inline void isp1362_enable_int(struct isp1362_hcd *isp1362_hcd, u16 mask)
+{
+	if ((isp1362_hcd->irqenb | mask) == isp1362_hcd->irqenb)
+		return;
+	if (mask & ~isp1362_hcd->irqenb)
+		isp1362_write_reg16(isp1362_hcd, HCuPINT, mask & ~isp1362_hcd->irqenb);
+	isp1362_hcd->irqenb |= mask;
+	if (isp1362_hcd->irq_active)
+		return;
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, isp1362_hcd->irqenb);
+}
+
+/*-------------------------------------------------------------------------*/
+
+static inline struct isp1362_ep_queue *get_ptd_queue(struct isp1362_hcd *isp1362_hcd,
+						     u16 offset)
+{
+	struct isp1362_ep_queue *epq = NULL;
+
+	if (offset < isp1362_hcd->istl_queue[1].buf_start)
+		epq = &isp1362_hcd->istl_queue[0];
+	else if (offset < isp1362_hcd->intl_queue.buf_start)
+		epq = &isp1362_hcd->istl_queue[1];
+	else if (offset < isp1362_hcd->atl_queue.buf_start)
+		epq = &isp1362_hcd->intl_queue;
+	else if (offset < isp1362_hcd->atl_queue.buf_start +
+		   isp1362_hcd->atl_queue.buf_size)
+		epq = &isp1362_hcd->atl_queue;
+
+	if (epq)
+		DBG(1, "%s: PTD $%04x is on %s queue\n", __func__, offset, epq->name);
+	else
+		pr_warning("%s: invalid PTD $%04x\n", __func__, offset);
+
+	return epq;
+}
+
+static inline int get_ptd_offset(struct isp1362_ep_queue *epq, u8 index)
+{
+	int offset;
+
+	if (index * epq->blk_size > epq->buf_size) {
+		pr_warning("%s: Bad %s index %d(%d)\n", __func__, epq->name, index,
+		     epq->buf_size / epq->blk_size);
+		return -EINVAL;
+	}
+	offset = epq->buf_start + index * epq->blk_size;
+	DBG(3, "%s: %s PTD[%02x] # %04x\n", __func__, epq->name, index, offset);
+
+	return offset;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static inline u16 max_transfer_size(struct isp1362_ep_queue *epq, size_t size,
+				    int mps)
+{
+	u16 xfer_size = min_t(size_t, MAX_XFER_SIZE, size);
+
+	xfer_size = min_t(size_t, xfer_size, epq->buf_avail * epq->blk_size - PTD_HEADER_SIZE);
+	if (xfer_size < size && xfer_size % mps)
+		xfer_size -= xfer_size % mps;
+
+	return xfer_size;
+}
+
+static int claim_ptd_buffers(struct isp1362_ep_queue *epq,
+			     struct isp1362_ep *ep, u16 len)
+{
+	int ptd_offset = -EINVAL;
+	int index;
+	int num_ptds = ((len + PTD_HEADER_SIZE - 1) / epq->blk_size) + 1;
+	int found = -1;
+	int last = -1;
+
+	BUG_ON(len > epq->buf_size);
+
+	if (!epq->buf_avail)
+		return -ENOMEM;
+
+	if (ep->num_ptds)
+		pr_err("%s: %s len %d/%d num_ptds %d buf_map %08lx skip_map %08lx\n", __func__,
+		    epq->name, len, epq->blk_size, num_ptds, epq->buf_map, epq->skip_map);
+	BUG_ON(ep->num_ptds != 0);
+
+	for (index = 0; index <= epq->buf_count - num_ptds; index++) {
+		if (test_bit(index, &epq->buf_map))
+			continue;
+		found = index;
+		for (last = index + 1; last < index + num_ptds; last++) {
+			if (test_bit(last, &epq->buf_map)) {
+				found = -1;
+				break;
+			}
+		}
+		if (found >= 0)
+			break;
+	}
+	if (found < 0)
+		return -EOVERFLOW;
+
+	DBG(1, "%s: Found %d PTDs[%d] for %d/%d byte\n", __func__,
+	    num_ptds, found, len, (int)(epq->blk_size - PTD_HEADER_SIZE));
+	ptd_offset = get_ptd_offset(epq, found);
+	WARN_ON(ptd_offset < 0);
+	ep->ptd_offset = ptd_offset;
+	ep->num_ptds += num_ptds;
+	epq->buf_avail -= num_ptds;
+	BUG_ON(epq->buf_avail > epq->buf_count);
+	ep->ptd_index = found;
+	for (index = found; index < last; index++)
+		__set_bit(index, &epq->buf_map);
+	DBG(1, "%s: Done %s PTD[%d] $%04x, avail %d count %d claimed %d %08lx:%08lx\n",
+	    __func__, epq->name, ep->ptd_index, ep->ptd_offset,
+	    epq->buf_avail, epq->buf_count, num_ptds, epq->buf_map, epq->skip_map);
+
+	return found;
+}
+
+static inline void release_ptd_buffers(struct isp1362_ep_queue *epq, struct isp1362_ep *ep)
+{
+	int index = ep->ptd_index;
+	int last = ep->ptd_index + ep->num_ptds;
+
+	if (last > epq->buf_count)
+		pr_err("%s: ep %p req %d len %d %s PTD[%d] $%04x num_ptds %d buf_count %d buf_avail %d buf_map %08lx skip_map %08lx\n",
+		    __func__, ep, ep->num_req, ep->length, epq->name, ep->ptd_index,
+		    ep->ptd_offset, ep->num_ptds, epq->buf_count, epq->buf_avail,
+		    epq->buf_map, epq->skip_map);
+	BUG_ON(last > epq->buf_count);
+
+	for (; index < last; index++) {
+		__clear_bit(index, &epq->buf_map);
+		__set_bit(index, &epq->skip_map);
+	}
+	epq->buf_avail += ep->num_ptds;
+	epq->ptd_count--;
+
+	BUG_ON(epq->buf_avail > epq->buf_count);
+	BUG_ON(epq->ptd_count > epq->buf_count);
+
+	DBG(1, "%s: Done %s PTDs $%04x released %d avail %d count %d\n",
+	    __func__, epq->name,
+	    ep->ptd_offset, ep->num_ptds, epq->buf_avail, epq->buf_count);
+	DBG(1, "%s: buf_map %08lx skip_map %08lx\n", __func__,
+	    epq->buf_map, epq->skip_map);
+
+	ep->num_ptds = 0;
+	ep->ptd_offset = -EINVAL;
+	ep->ptd_index = -EINVAL;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/*
+  Set up PTD's.
+*/
+static void prepare_ptd(struct isp1362_hcd *isp1362_hcd, struct urb *urb,
+			struct isp1362_ep *ep, struct isp1362_ep_queue *epq,
+			u16 fno)
+{
+	struct ptd *ptd;
+	int toggle;
+	int dir;
+	u16 len;
+	size_t buf_len = urb->transfer_buffer_length - urb->actual_length;
+
+	DBG(3, "%s: %s ep %p\n", __func__, epq->name, ep);
+
+	ptd = &ep->ptd;
+
+	ep->data = (unsigned char *)urb->transfer_buffer + urb->actual_length;
+
+	switch (ep->nextpid) {
+	case USB_PID_IN:
+		toggle = usb_gettoggle(urb->dev, ep->epnum, 0);
+		dir = PTD_DIR_IN;
+		if (usb_pipecontrol(urb->pipe)) {
+			len = min_t(size_t, ep->maxpacket, buf_len);
+		} else if (usb_pipeisoc(urb->pipe)) {
+			len = min_t(size_t, urb->iso_frame_desc[fno].length, MAX_XFER_SIZE);
+			ep->data = urb->transfer_buffer + urb->iso_frame_desc[fno].offset;
+		} else
+			len = max_transfer_size(epq, buf_len, ep->maxpacket);
+		DBG(1, "%s: IN    len %d/%d/%d from URB\n", __func__, len, ep->maxpacket,
+		    (int)buf_len);
+		break;
+	case USB_PID_OUT:
+		toggle = usb_gettoggle(urb->dev, ep->epnum, 1);
+		dir = PTD_DIR_OUT;
+		if (usb_pipecontrol(urb->pipe))
+			len = min_t(size_t, ep->maxpacket, buf_len);
+		else if (usb_pipeisoc(urb->pipe))
+			len = min_t(size_t, urb->iso_frame_desc[0].length, MAX_XFER_SIZE);
+		else
+			len = max_transfer_size(epq, buf_len, ep->maxpacket);
+		if (len == 0)
+			pr_info("%s: Sending ZERO packet: %d\n", __func__,
+			     urb->transfer_flags & URB_ZERO_PACKET);
+		DBG(1, "%s: OUT   len %d/%d/%d from URB\n", __func__, len, ep->maxpacket,
+		    (int)buf_len);
+		break;
+	case USB_PID_SETUP:
+		toggle = 0;
+		dir = PTD_DIR_SETUP;
+		len = sizeof(struct usb_ctrlrequest);
+		DBG(1, "%s: SETUP len %d\n", __func__, len);
+		ep->data = urb->setup_packet;
+		break;
+	case USB_PID_ACK:
+		toggle = 1;
+		len = 0;
+		dir = (urb->transfer_buffer_length && usb_pipein(urb->pipe)) ?
+			PTD_DIR_OUT : PTD_DIR_IN;
+		DBG(1, "%s: ACK   len %d\n", __func__, len);
+		break;
+	default:
+		toggle = dir = len = 0;
+		pr_err("%s@%d: ep->nextpid %02x\n", __func__, __LINE__, ep->nextpid);
+		BUG_ON(1);
+	}
+
+	ep->length = len;
+	if (!len)
+		ep->data = NULL;
+
+	ptd->count = PTD_CC_MSK | PTD_ACTIVE_MSK | PTD_TOGGLE(toggle);
+	ptd->mps = PTD_MPS(ep->maxpacket) | PTD_SPD(urb->dev->speed == USB_SPEED_LOW) |
+		PTD_EP(ep->epnum);
+	ptd->len = PTD_LEN(len) | PTD_DIR(dir);
+	ptd->faddr = PTD_FA(usb_pipedevice(urb->pipe));
+
+	if (usb_pipeint(urb->pipe)) {
+		ptd->faddr |= PTD_SF_INT(ep->branch);
+		ptd->faddr |= PTD_PR(ep->interval ? __ffs(ep->interval) : 0);
+	}
+	if (usb_pipeisoc(urb->pipe))
+		ptd->faddr |= PTD_SF_ISO(fno);
+
+	DBG(1, "%s: Finished\n", __func__);
+}
+
+static void isp1362_write_ptd(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep,
+			      struct isp1362_ep_queue *epq)
+{
+	struct ptd *ptd = &ep->ptd;
+	int len = PTD_GET_DIR(ptd) == PTD_DIR_IN ? 0 : ep->length;
+
+	_BUG_ON(ep->ptd_offset < 0);
+
+	prefetch(ptd);
+	isp1362_write_buffer(isp1362_hcd, ptd, ep->ptd_offset, PTD_HEADER_SIZE);
+	if (len)
+		isp1362_write_buffer(isp1362_hcd, ep->data,
+				     ep->ptd_offset + PTD_HEADER_SIZE, len);
+
+	dump_ptd(ptd);
+	dump_ptd_out_data(ptd, ep->data);
+}
+
+static void isp1362_read_ptd(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep,
+			     struct isp1362_ep_queue *epq)
+{
+	struct ptd *ptd = &ep->ptd;
+	int act_len;
+
+	WARN_ON(list_empty(&ep->active));
+	BUG_ON(ep->ptd_offset < 0);
+
+	list_del_init(&ep->active);
+	DBG(1, "%s: ep %p removed from active list %p\n", __func__, ep, &epq->active);
+
+	prefetchw(ptd);
+	isp1362_read_buffer(isp1362_hcd, ptd, ep->ptd_offset, PTD_HEADER_SIZE);
+	dump_ptd(ptd);
+	act_len = PTD_GET_COUNT(ptd);
+	if (PTD_GET_DIR(ptd) != PTD_DIR_IN || act_len == 0)
+		return;
+	if (act_len > ep->length)
+		pr_err("%s: ep %p PTD $%04x act_len %d ep->length %d\n", __func__, ep,
+			 ep->ptd_offset, act_len, ep->length);
+	BUG_ON(act_len > ep->length);
+	/* Only transfer the amount of data that has actually been overwritten
+	 * in the chip buffer. We don't want any data that doesn't belong to the
+	 * transfer to leak out of the chip to the callers transfer buffer!
+	 */
+	prefetchw(ep->data);
+	isp1362_read_buffer(isp1362_hcd, ep->data,
+			    ep->ptd_offset + PTD_HEADER_SIZE, act_len);
+	dump_ptd_in_data(ptd, ep->data);
+}
+
+/*
+ * INT PTDs will stay in the chip until data is available.
+ * This function will remove a PTD from the chip when the URB is dequeued.
+ * Must be called with the spinlock held and IRQs disabled
+ */
+static void remove_ptd(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep)
+
+{
+	int index;
+	struct isp1362_ep_queue *epq;
+
+	DBG(1, "%s: ep %p PTD[%d] $%04x\n", __func__, ep, ep->ptd_index, ep->ptd_offset);
+	BUG_ON(ep->ptd_offset < 0);
+
+	epq = get_ptd_queue(isp1362_hcd, ep->ptd_offset);
+	BUG_ON(!epq);
+
+	/* put ep in remove_list for cleanup */
+	WARN_ON(!list_empty(&ep->remove_list));
+	list_add_tail(&ep->remove_list, &isp1362_hcd->remove_list);
+	/* let SOF interrupt handle the cleanup */
+	isp1362_enable_int(isp1362_hcd, HCuPINT_SOF);
+
+	index = ep->ptd_index;
+	if (index < 0)
+		/* ISO queues don't have SKIP registers */
+		return;
+
+	DBG(1, "%s: Disabling PTD[%02x] $%04x %08lx|%08x\n", __func__,
+	    index, ep->ptd_offset, epq->skip_map, 1 << index);
+
+	/* prevent further processing of PTD (will be effective after next SOF) */
+	epq->skip_map |= 1 << index;
+	if (epq == &isp1362_hcd->atl_queue) {
+		DBG(2, "%s: ATLSKIP = %08x -> %08lx\n", __func__,
+		    isp1362_read_reg32(isp1362_hcd, HCATLSKIP), epq->skip_map);
+		isp1362_write_reg32(isp1362_hcd, HCATLSKIP, epq->skip_map);
+		if (~epq->skip_map == 0)
+			isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ATL_ACTIVE);
+	} else if (epq == &isp1362_hcd->intl_queue) {
+		DBG(2, "%s: INTLSKIP = %08x -> %08lx\n", __func__,
+		    isp1362_read_reg32(isp1362_hcd, HCINTLSKIP), epq->skip_map);
+		isp1362_write_reg32(isp1362_hcd, HCINTLSKIP, epq->skip_map);
+		if (~epq->skip_map == 0)
+			isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_INTL_ACTIVE);
+	}
+}
+
+/*
+  Take done or failed requests out of schedule. Give back
+  processed urbs.
+*/
+static void finish_request(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep,
+			   struct urb *urb, int status)
+     __releases(isp1362_hcd->lock)
+     __acquires(isp1362_hcd->lock)
+{
+	urb->hcpriv = NULL;
+	ep->error_count = 0;
+
+	if (usb_pipecontrol(urb->pipe))
+		ep->nextpid = USB_PID_SETUP;
+
+	URB_DBG("%s: req %d FA %d ep%d%s %s: len %d/%d %s stat %d\n", __func__,
+		ep->num_req, usb_pipedevice(urb->pipe),
+		usb_pipeendpoint(urb->pipe),
+		!usb_pipein(urb->pipe) ? "out" : "in",
+		usb_pipecontrol(urb->pipe) ? "ctrl" :
+			usb_pipeint(urb->pipe) ? "int" :
+			usb_pipebulk(urb->pipe) ? "bulk" :
+			"iso",
+		urb->actual_length, urb->transfer_buffer_length,
+		!(urb->transfer_flags & URB_SHORT_NOT_OK) ?
+		"short_ok" : "", urb->status);
+
+
+	usb_hcd_unlink_urb_from_ep(isp1362_hcd_to_hcd(isp1362_hcd), urb);
+	spin_unlock(&isp1362_hcd->lock);
+	usb_hcd_giveback_urb(isp1362_hcd_to_hcd(isp1362_hcd), urb, status);
+	spin_lock(&isp1362_hcd->lock);
+
+	/* take idle endpoints out of the schedule right away */
+	if (!list_empty(&ep->hep->urb_list))
+		return;
+
+	/* async deschedule */
+	if (!list_empty(&ep->schedule)) {
+		list_del_init(&ep->schedule);
+		return;
+	}
+
+
+	if (ep->interval) {
+		/* periodic deschedule */
+		DBG(1, "deschedule qh%d/%p branch %d load %d bandwidth %d -> %d\n", ep->interval,
+		    ep, ep->branch, ep->load,
+		    isp1362_hcd->load[ep->branch],
+		    isp1362_hcd->load[ep->branch] - ep->load);
+		isp1362_hcd->load[ep->branch] -= ep->load;
+		ep->branch = PERIODIC_SIZE;
+	}
+}
+
+/*
+ * Analyze transfer results, handle partial transfers and errors
+*/
+static void postproc_ep(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep *ep)
+{
+	struct urb *urb = get_urb(ep);
+	struct usb_device *udev;
+	struct ptd *ptd;
+	int short_ok;
+	u16 len;
+	int urbstat = -EINPROGRESS;
+	u8 cc;
+
+	DBG(2, "%s: ep %p req %d\n", __func__, ep, ep->num_req);
+
+	udev = urb->dev;
+	ptd = &ep->ptd;
+	cc = PTD_GET_CC(ptd);
+	if (cc == PTD_NOTACCESSED) {
+		pr_err("%s: req %d PTD %p Untouched by ISP1362\n", __func__,
+		    ep->num_req, ptd);
+		cc = PTD_DEVNOTRESP;
+	}
+
+	short_ok = !(urb->transfer_flags & URB_SHORT_NOT_OK);
+	len = urb->transfer_buffer_length - urb->actual_length;
+
+	/* Data underrun is special. For allowed underrun
+	   we clear the error and continue as normal. For
+	   forbidden underrun we finish the DATA stage
+	   immediately while for control transfer,
+	   we do a STATUS stage.
+	*/
+	if (cc == PTD_DATAUNDERRUN) {
+		if (short_ok) {
+			DBG(1, "%s: req %d Allowed data underrun short_%sok %d/%d/%d byte\n",
+			    __func__, ep->num_req, short_ok ? "" : "not_",
+			    PTD_GET_COUNT(ptd), ep->maxpacket, len);
+			cc = PTD_CC_NOERROR;
+			urbstat = 0;
+		} else {
+			DBG(1, "%s: req %d Data Underrun %s nextpid %02x short_%sok %d/%d/%d byte\n",
+			    __func__, ep->num_req,
+			    usb_pipein(urb->pipe) ? "IN" : "OUT", ep->nextpid,
+			    short_ok ? "" : "not_",
+			    PTD_GET_COUNT(ptd), ep->maxpacket, len);
+			if (usb_pipecontrol(urb->pipe)) {
+				ep->nextpid = USB_PID_ACK;
+				/* save the data underrun error code for later and
+				 * procede with the status stage
+				 */
+				urb->actual_length += PTD_GET_COUNT(ptd);
+				BUG_ON(urb->actual_length > urb->transfer_buffer_length);
+
+				if (urb->status == -EINPROGRESS)
+					urb->status = cc_to_error[PTD_DATAUNDERRUN];
+			} else {
+				usb_settoggle(udev, ep->epnum, ep->nextpid == USB_PID_OUT,
+					      PTD_GET_TOGGLE(ptd));
+				urbstat = cc_to_error[PTD_DATAUNDERRUN];
+			}
+			goto out;
+		}
+	}
+
+	if (cc != PTD_CC_NOERROR) {
+		if (++ep->error_count >= 3 || cc == PTD_CC_STALL || cc == PTD_DATAOVERRUN) {
+			urbstat = cc_to_error[cc];
+			DBG(1, "%s: req %d nextpid %02x, status %d, error %d, error_count %d\n",
+			    __func__, ep->num_req, ep->nextpid, urbstat, cc,
+			    ep->error_count);
+		}
+		goto out;
+	}
+
+	switch (ep->nextpid) {
+	case USB_PID_OUT:
+		if (PTD_GET_COUNT(ptd) != ep->length)
+			pr_err("%s: count=%d len=%d\n", __func__,
+			   PTD_GET_COUNT(ptd), ep->length);
+		BUG_ON(PTD_GET_COUNT(ptd) != ep->length);
+		urb->actual_length += ep->length;
+		BUG_ON(urb->actual_length > urb->transfer_buffer_length);
+		usb_settoggle(udev, ep->epnum, 1, PTD_GET_TOGGLE(ptd));
+		if (urb->actual_length == urb->transfer_buffer_length) {
+			DBG(3, "%s: req %d xfer complete %d/%d status %d -> 0\n", __func__,
+			    ep->num_req, len, ep->maxpacket, urbstat);
+			if (usb_pipecontrol(urb->pipe)) {
+				DBG(3, "%s: req %d %s Wait for ACK\n", __func__,
+				    ep->num_req,
+				    usb_pipein(urb->pipe) ? "IN" : "OUT");
+				ep->nextpid = USB_PID_ACK;
+			} else {
+				if (len % ep->maxpacket ||
+				    !(urb->transfer_flags & URB_ZERO_PACKET)) {
+					urbstat = 0;
+					DBG(3, "%s: req %d URB %s status %d count %d/%d/%d\n",
+					    __func__, ep->num_req, usb_pipein(urb->pipe) ? "IN" : "OUT",
+					    urbstat, len, ep->maxpacket, urb->actual_length);
+				}
+			}
+		}
+		break;
+	case USB_PID_IN:
+		len = PTD_GET_COUNT(ptd);
+		BUG_ON(len > ep->length);
+		urb->actual_length += len;
+		BUG_ON(urb->actual_length > urb->transfer_buffer_length);
+		usb_settoggle(udev, ep->epnum, 0, PTD_GET_TOGGLE(ptd));
+		/* if transfer completed or (allowed) data underrun */
+		if ((urb->transfer_buffer_length == urb->actual_length) ||
+		    len % ep->maxpacket) {
+			DBG(3, "%s: req %d xfer complete %d/%d status %d -> 0\n", __func__,
+			    ep->num_req, len, ep->maxpacket, urbstat);
+			if (usb_pipecontrol(urb->pipe)) {
+				DBG(3, "%s: req %d %s Wait for ACK\n", __func__,
+				    ep->num_req,
+				    usb_pipein(urb->pipe) ? "IN" : "OUT");
+				ep->nextpid = USB_PID_ACK;
+			} else {
+				urbstat = 0;
+				DBG(3, "%s: req %d URB %s status %d count %d/%d/%d\n",
+				    __func__, ep->num_req, usb_pipein(urb->pipe) ? "IN" : "OUT",
+				    urbstat, len, ep->maxpacket, urb->actual_length);
+			}
+		}
+		break;
+	case USB_PID_SETUP:
+		if (urb->transfer_buffer_length == urb->actual_length) {
+			ep->nextpid = USB_PID_ACK;
+		} else if (usb_pipeout(urb->pipe)) {
+			usb_settoggle(udev, 0, 1, 1);
+			ep->nextpid = USB_PID_OUT;
+		} else {
+			usb_settoggle(udev, 0, 0, 1);
+			ep->nextpid = USB_PID_IN;
+		}
+		break;
+	case USB_PID_ACK:
+		DBG(3, "%s: req %d got ACK %d -> 0\n", __func__, ep->num_req,
+		    urbstat);
+		WARN_ON(urbstat != -EINPROGRESS);
+		urbstat = 0;
+		ep->nextpid = 0;
+		break;
+	default:
+		BUG_ON(1);
+	}
+
+ out:
+	if (urbstat != -EINPROGRESS) {
+		DBG(2, "%s: Finishing ep %p req %d urb %p status %d\n", __func__,
+		    ep, ep->num_req, urb, urbstat);
+		finish_request(isp1362_hcd, ep, urb, urbstat);
+	}
+}
+
+static void finish_unlinks(struct isp1362_hcd *isp1362_hcd)
+{
+	struct isp1362_ep *ep;
+	struct isp1362_ep *tmp;
+
+	list_for_each_entry_safe(ep, tmp, &isp1362_hcd->remove_list, remove_list) {
+		struct isp1362_ep_queue *epq =
+			get_ptd_queue(isp1362_hcd, ep->ptd_offset);
+		int index = ep->ptd_index;
+
+		BUG_ON(epq == NULL);
+		if (index >= 0) {
+			DBG(1, "%s: remove PTD[%d] $%04x\n", __func__, index, ep->ptd_offset);
+			BUG_ON(ep->num_ptds == 0);
+			release_ptd_buffers(epq, ep);
+		}
+		if (!list_empty(&ep->hep->urb_list)) {
+			struct urb *urb = get_urb(ep);
+
+			DBG(1, "%s: Finishing req %d ep %p from remove_list\n", __func__,
+			    ep->num_req, ep);
+			finish_request(isp1362_hcd, ep, urb, -ESHUTDOWN);
+		}
+		WARN_ON(list_empty(&ep->active));
+		if (!list_empty(&ep->active)) {
+			list_del_init(&ep->active);
+			DBG(1, "%s: ep %p removed from active list\n", __func__, ep);
+		}
+		list_del_init(&ep->remove_list);
+		DBG(1, "%s: ep %p removed from remove_list\n", __func__, ep);
+	}
+	DBG(1, "%s: Done\n", __func__);
+}
+
+static inline void enable_atl_transfers(struct isp1362_hcd *isp1362_hcd, int count)
+{
+	if (count > 0) {
+		if (count < isp1362_hcd->atl_queue.ptd_count)
+			isp1362_write_reg16(isp1362_hcd, HCATLDTC, count);
+		isp1362_enable_int(isp1362_hcd, HCuPINT_ATL);
+		isp1362_write_reg32(isp1362_hcd, HCATLSKIP, isp1362_hcd->atl_queue.skip_map);
+		isp1362_set_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ATL_ACTIVE);
+	} else
+		isp1362_enable_int(isp1362_hcd, HCuPINT_SOF);
+}
+
+static inline void enable_intl_transfers(struct isp1362_hcd *isp1362_hcd)
+{
+	isp1362_enable_int(isp1362_hcd, HCuPINT_INTL);
+	isp1362_set_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_INTL_ACTIVE);
+	isp1362_write_reg32(isp1362_hcd, HCINTLSKIP, isp1362_hcd->intl_queue.skip_map);
+}
+
+static inline void enable_istl_transfers(struct isp1362_hcd *isp1362_hcd, int flip)
+{
+	isp1362_enable_int(isp1362_hcd, flip ? HCuPINT_ISTL1 : HCuPINT_ISTL0);
+	isp1362_set_mask16(isp1362_hcd, HCBUFSTAT, flip ?
+			   HCBUFSTAT_ISTL1_FULL : HCBUFSTAT_ISTL0_FULL);
+}
+
+static int submit_req(struct isp1362_hcd *isp1362_hcd, struct urb *urb,
+		      struct isp1362_ep *ep, struct isp1362_ep_queue *epq)
+{
+	int index = epq->free_ptd;
+
+	prepare_ptd(isp1362_hcd, urb, ep, epq, 0);
+	index = claim_ptd_buffers(epq, ep, ep->length);
+	if (index == -ENOMEM) {
+		DBG(1, "%s: req %d No free %s PTD available: %d, %08lx:%08lx\n", __func__,
+		    ep->num_req, epq->name, ep->num_ptds, epq->buf_map, epq->skip_map);
+		return index;
+	} else if (index == -EOVERFLOW) {
+		DBG(1, "%s: req %d Not enough space for %d byte %s PTD %d %08lx:%08lx\n",
+		    __func__, ep->num_req, ep->length, epq->name, ep->num_ptds,
+		    epq->buf_map, epq->skip_map);
+		return index;
+	} else
+		BUG_ON(index < 0);
+	list_add_tail(&ep->active, &epq->active);
+	DBG(1, "%s: ep %p req %d len %d added to active list %p\n", __func__,
+	    ep, ep->num_req, ep->length, &epq->active);
+	DBG(1, "%s: Submitting %s PTD $%04x for ep %p req %d\n", __func__, epq->name,
+	    ep->ptd_offset, ep, ep->num_req);
+	isp1362_write_ptd(isp1362_hcd, ep, epq);
+	__clear_bit(ep->ptd_index, &epq->skip_map);
+
+	return 0;
+}
+
+static void start_atl_transfers(struct isp1362_hcd *isp1362_hcd)
+{
+	int ptd_count = 0;
+	struct isp1362_ep_queue *epq = &isp1362_hcd->atl_queue;
+	struct isp1362_ep *ep;
+	int defer = 0;
+
+	if (atomic_read(&epq->finishing)) {
+		DBG(1, "%s: finish_transfers is active for %s\n", __func__, epq->name);
+		return;
+	}
+
+	list_for_each_entry(ep, &isp1362_hcd->async, schedule) {
+		struct urb *urb = get_urb(ep);
+		int ret;
+
+		if (!list_empty(&ep->active)) {
+			DBG(2, "%s: Skipping active %s ep %p\n", __func__, epq->name, ep);
+			continue;
+		}
+
+		DBG(1, "%s: Processing %s ep %p req %d\n", __func__, epq->name,
+		    ep, ep->num_req);
+
+		ret = submit_req(isp1362_hcd, urb, ep, epq);
+		if (ret == -ENOMEM) {
+			defer = 1;
+			break;
+		} else if (ret == -EOVERFLOW) {
+			defer = 1;
+			continue;
+		}
+#ifdef BUGGY_PXA2XX_UDC_USBTEST
+		defer = ep->nextpid == USB_PID_SETUP;
+#endif
+		ptd_count++;
+	}
+
+	/* Avoid starving of endpoints */
+	if (isp1362_hcd->async.next != isp1362_hcd->async.prev) {
+		DBG(2, "%s: Cycling ASYNC schedule %d\n", __func__, ptd_count);
+		list_move(&isp1362_hcd->async, isp1362_hcd->async.next);
+	}
+	if (ptd_count || defer)
+		enable_atl_transfers(isp1362_hcd, defer ? 0 : ptd_count);
+
+	epq->ptd_count += ptd_count;
+	if (epq->ptd_count > epq->stat_maxptds) {
+		epq->stat_maxptds = epq->ptd_count;
+		DBG(0, "%s: max_ptds: %d\n", __func__, epq->stat_maxptds);
+	}
+}
+
+static void start_intl_transfers(struct isp1362_hcd *isp1362_hcd)
+{
+	int ptd_count = 0;
+	struct isp1362_ep_queue *epq = &isp1362_hcd->intl_queue;
+	struct isp1362_ep *ep;
+
+	if (atomic_read(&epq->finishing)) {
+		DBG(1, "%s: finish_transfers is active for %s\n", __func__, epq->name);
+		return;
+	}
+
+	list_for_each_entry(ep, &isp1362_hcd->periodic, schedule) {
+		struct urb *urb = get_urb(ep);
+		int ret;
+
+		if (!list_empty(&ep->active)) {
+			DBG(1, "%s: Skipping active %s ep %p\n", __func__,
+			    epq->name, ep);
+			continue;
+		}
+
+		DBG(1, "%s: Processing %s ep %p req %d\n", __func__,
+		    epq->name, ep, ep->num_req);
+		ret = submit_req(isp1362_hcd, urb, ep, epq);
+		if (ret == -ENOMEM)
+			break;
+		else if (ret == -EOVERFLOW)
+			continue;
+		ptd_count++;
+	}
+
+	if (ptd_count) {
+		static int last_count;
+
+		if (ptd_count != last_count) {
+			DBG(0, "%s: ptd_count: %d\n", __func__, ptd_count);
+			last_count = ptd_count;
+		}
+		enable_intl_transfers(isp1362_hcd);
+	}
+
+	epq->ptd_count += ptd_count;
+	if (epq->ptd_count > epq->stat_maxptds)
+		epq->stat_maxptds = epq->ptd_count;
+}
+
+static inline int next_ptd(struct isp1362_ep_queue *epq, struct isp1362_ep *ep)
+{
+	u16 ptd_offset = ep->ptd_offset;
+	int num_ptds = (ep->length + PTD_HEADER_SIZE + (epq->blk_size - 1)) / epq->blk_size;
+
+	DBG(2, "%s: PTD offset $%04x + %04x => %d * %04x -> $%04x\n", __func__, ptd_offset,
+	    ep->length, num_ptds, epq->blk_size, ptd_offset + num_ptds * epq->blk_size);
+
+	ptd_offset += num_ptds * epq->blk_size;
+	if (ptd_offset < epq->buf_start + epq->buf_size)
+		return ptd_offset;
+	else
+		return -ENOMEM;
+}
+
+static void start_iso_transfers(struct isp1362_hcd *isp1362_hcd)
+{
+	int ptd_count = 0;
+	int flip = isp1362_hcd->istl_flip;
+	struct isp1362_ep_queue *epq;
+	int ptd_offset;
+	struct isp1362_ep *ep;
+	struct isp1362_ep *tmp;
+	u16 fno = isp1362_read_reg32(isp1362_hcd, HCFMNUM);
+
+ fill2:
+	epq = &isp1362_hcd->istl_queue[flip];
+	if (atomic_read(&epq->finishing)) {
+		DBG(1, "%s: finish_transfers is active for %s\n", __func__, epq->name);
+		return;
+	}
+
+	if (!list_empty(&epq->active))
+		return;
+
+	ptd_offset = epq->buf_start;
+	list_for_each_entry_safe(ep, tmp, &isp1362_hcd->isoc, schedule) {
+		struct urb *urb = get_urb(ep);
+		s16 diff = fno - (u16)urb->start_frame;
+
+		DBG(1, "%s: Processing %s ep %p\n", __func__, epq->name, ep);
+
+		if (diff > urb->number_of_packets) {
+			/* time frame for this URB has elapsed */
+			finish_request(isp1362_hcd, ep, urb, -EOVERFLOW);
+			continue;
+		} else if (diff < -1) {
+			/* URB is not due in this frame or the next one.
+			 * Comparing with '-1' instead of '0' accounts for double
+			 * buffering in the ISP1362 which enables us to queue the PTD
+			 * one frame ahead of time
+			 */
+		} else if (diff == -1) {
+			/* submit PTD's that are due in the next frame */
+			prepare_ptd(isp1362_hcd, urb, ep, epq, fno);
+			if (ptd_offset + PTD_HEADER_SIZE + ep->length >
+			    epq->buf_start + epq->buf_size) {
+				pr_err("%s: Not enough ISO buffer space for %d byte PTD\n",
+				    __func__, ep->length);
+				continue;
+			}
+			ep->ptd_offset = ptd_offset;
+			list_add_tail(&ep->active, &epq->active);
+
+			ptd_offset = next_ptd(epq, ep);
+			if (ptd_offset < 0) {
+				pr_warning("%s: req %d No more %s PTD buffers available\n", __func__,
+				     ep->num_req, epq->name);
+				break;
+			}
+		}
+	}
+	list_for_each_entry(ep, &epq->active, active) {
+		if (epq->active.next == &ep->active)
+			ep->ptd.mps |= PTD_LAST_MSK;
+		isp1362_write_ptd(isp1362_hcd, ep, epq);
+		ptd_count++;
+	}
+
+	if (ptd_count)
+		enable_istl_transfers(isp1362_hcd, flip);
+
+	epq->ptd_count += ptd_count;
+	if (epq->ptd_count > epq->stat_maxptds)
+		epq->stat_maxptds = epq->ptd_count;
+
+	/* check, whether the second ISTL buffer may also be filled */
+	if (!(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) &
+	      (flip ? HCBUFSTAT_ISTL0_FULL : HCBUFSTAT_ISTL1_FULL))) {
+		fno++;
+		ptd_count = 0;
+		flip = 1 - flip;
+		goto fill2;
+	}
+}
+
+static void finish_transfers(struct isp1362_hcd *isp1362_hcd, unsigned long done_map,
+			     struct isp1362_ep_queue *epq)
+{
+	struct isp1362_ep *ep;
+	struct isp1362_ep *tmp;
+
+	if (list_empty(&epq->active)) {
+		DBG(1, "%s: Nothing to do for %s queue\n", __func__, epq->name);
+		return;
+	}
+
+	DBG(1, "%s: Finishing %s transfers %08lx\n", __func__, epq->name, done_map);
+
+	atomic_inc(&epq->finishing);
+	list_for_each_entry_safe(ep, tmp, &epq->active, active) {
+		int index = ep->ptd_index;
+
+		DBG(1, "%s: Checking %s PTD[%02x] $%04x\n", __func__, epq->name,
+		    index, ep->ptd_offset);
+
+		BUG_ON(index < 0);
+		if (__test_and_clear_bit(index, &done_map)) {
+			isp1362_read_ptd(isp1362_hcd, ep, epq);
+			epq->free_ptd = index;
+			BUG_ON(ep->num_ptds == 0);
+			release_ptd_buffers(epq, ep);
+
+			DBG(1, "%s: ep %p req %d removed from active list\n", __func__,
+			    ep, ep->num_req);
+			if (!list_empty(&ep->remove_list)) {
+				list_del_init(&ep->remove_list);
+				DBG(1, "%s: ep %p removed from remove list\n", __func__, ep);
+			}
+			DBG(1, "%s: Postprocessing %s ep %p req %d\n", __func__, epq->name,
+			    ep, ep->num_req);
+			postproc_ep(isp1362_hcd, ep);
+		}
+		if (!done_map)
+			break;
+	}
+	if (done_map)
+		pr_warning("%s: done_map not clear: %08lx:%08lx\n", __func__, done_map,
+		     epq->skip_map);
+	atomic_dec(&epq->finishing);
+}
+
+static void finish_iso_transfers(struct isp1362_hcd *isp1362_hcd, struct isp1362_ep_queue *epq)
+{
+	struct isp1362_ep *ep;
+	struct isp1362_ep *tmp;
+
+	if (list_empty(&epq->active)) {
+		DBG(1, "%s: Nothing to do for %s queue\n", __func__, epq->name);
+		return;
+	}
+
+	DBG(1, "%s: Finishing %s transfers\n", __func__, epq->name);
+
+	atomic_inc(&epq->finishing);
+	list_for_each_entry_safe(ep, tmp, &epq->active, active) {
+		DBG(1, "%s: Checking PTD $%04x\n", __func__, ep->ptd_offset);
+
+		isp1362_read_ptd(isp1362_hcd, ep, epq);
+		DBG(1, "%s: Postprocessing %s ep %p\n", __func__, epq->name, ep);
+		postproc_ep(isp1362_hcd, ep);
+	}
+	WARN_ON(epq->blk_size != 0);
+	atomic_dec(&epq->finishing);
+}
+
+static irqreturn_t isp1362_irq(struct usb_hcd *hcd)
+{
+	int handled = 0;
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	u16 irqstat;
+	u16 svc_mask;
+
+	spin_lock(&isp1362_hcd->lock);
+
+	BUG_ON(isp1362_hcd->irq_active++);
+
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, 0);
+
+	irqstat = isp1362_read_reg16(isp1362_hcd, HCuPINT);
+	DBG(3, "%s: got IRQ %04x:%04x\n", __func__, irqstat, isp1362_hcd->irqenb);
+
+	/* only handle interrupts that are currently enabled */
+	irqstat &= isp1362_hcd->irqenb;
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, irqstat);
+	svc_mask = irqstat;
+
+	if (irqstat & HCuPINT_SOF) {
+		isp1362_hcd->irqenb &= ~HCuPINT_SOF;
+		isp1362_hcd->irq_stat[ISP1362_INT_SOF]++;
+		handled = 1;
+		svc_mask &= ~HCuPINT_SOF;
+		DBG(3, "%s: SOF\n", __func__);
+		isp1362_hcd->fmindex = isp1362_read_reg32(isp1362_hcd, HCFMNUM);
+		if (!list_empty(&isp1362_hcd->remove_list))
+			finish_unlinks(isp1362_hcd);
+		if (!list_empty(&isp1362_hcd->async) && !(irqstat & HCuPINT_ATL)) {
+			if (list_empty(&isp1362_hcd->atl_queue.active)) {
+				start_atl_transfers(isp1362_hcd);
+			} else {
+				isp1362_enable_int(isp1362_hcd, HCuPINT_ATL);
+				isp1362_write_reg32(isp1362_hcd, HCATLSKIP,
+						    isp1362_hcd->atl_queue.skip_map);
+				isp1362_set_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ATL_ACTIVE);
+			}
+		}
+	}
+
+	if (irqstat & HCuPINT_ISTL0) {
+		isp1362_hcd->irq_stat[ISP1362_INT_ISTL0]++;
+		handled = 1;
+		svc_mask &= ~HCuPINT_ISTL0;
+		isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ISTL0_FULL);
+		DBG(1, "%s: ISTL0\n", __func__);
+		WARN_ON((int)!!isp1362_hcd->istl_flip);
+		WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) &
+			HCBUFSTAT_ISTL0_ACTIVE);
+		WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) &
+			HCBUFSTAT_ISTL0_DONE));
+		isp1362_hcd->irqenb &= ~HCuPINT_ISTL0;
+	}
+
+	if (irqstat & HCuPINT_ISTL1) {
+		isp1362_hcd->irq_stat[ISP1362_INT_ISTL1]++;
+		handled = 1;
+		svc_mask &= ~HCuPINT_ISTL1;
+		isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ISTL1_FULL);
+		DBG(1, "%s: ISTL1\n", __func__);
+		WARN_ON(!(int)isp1362_hcd->istl_flip);
+		WARN_ON(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) &
+			HCBUFSTAT_ISTL1_ACTIVE);
+		WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCBUFSTAT) &
+			HCBUFSTAT_ISTL1_DONE));
+		isp1362_hcd->irqenb &= ~HCuPINT_ISTL1;
+	}
+
+	if (irqstat & (HCuPINT_ISTL0 | HCuPINT_ISTL1)) {
+		WARN_ON((irqstat & (HCuPINT_ISTL0 | HCuPINT_ISTL1)) ==
+			(HCuPINT_ISTL0 | HCuPINT_ISTL1));
+		finish_iso_transfers(isp1362_hcd,
+				     &isp1362_hcd->istl_queue[isp1362_hcd->istl_flip]);
+		start_iso_transfers(isp1362_hcd);
+		isp1362_hcd->istl_flip = 1 - isp1362_hcd->istl_flip;
+	}
+
+	if (irqstat & HCuPINT_INTL) {
+		u32 done_map = isp1362_read_reg32(isp1362_hcd, HCINTLDONE);
+		u32 skip_map = isp1362_read_reg32(isp1362_hcd, HCINTLSKIP);
+		isp1362_hcd->irq_stat[ISP1362_INT_INTL]++;
+
+		DBG(2, "%s: INTL\n", __func__);
+
+		svc_mask &= ~HCuPINT_INTL;
+
+		isp1362_write_reg32(isp1362_hcd, HCINTLSKIP, skip_map | done_map);
+		if (~(done_map | skip_map) == 0)
+			/* All PTDs are finished, disable INTL processing entirely */
+			isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_INTL_ACTIVE);
+
+		handled = 1;
+		WARN_ON(!done_map);
+		if (done_map) {
+			DBG(3, "%s: INTL done_map %08x\n", __func__, done_map);
+			finish_transfers(isp1362_hcd, done_map, &isp1362_hcd->intl_queue);
+			start_intl_transfers(isp1362_hcd);
+		}
+	}
+
+	if (irqstat & HCuPINT_ATL) {
+		u32 done_map = isp1362_read_reg32(isp1362_hcd, HCATLDONE);
+		u32 skip_map = isp1362_read_reg32(isp1362_hcd, HCATLSKIP);
+		isp1362_hcd->irq_stat[ISP1362_INT_ATL]++;
+
+		DBG(2, "%s: ATL\n", __func__);
+
+		svc_mask &= ~HCuPINT_ATL;
+
+		isp1362_write_reg32(isp1362_hcd, HCATLSKIP, skip_map | done_map);
+		if (~(done_map | skip_map) == 0)
+			isp1362_clr_mask16(isp1362_hcd, HCBUFSTAT, HCBUFSTAT_ATL_ACTIVE);
+		if (done_map) {
+			DBG(3, "%s: ATL done_map %08x\n", __func__, done_map);
+			finish_transfers(isp1362_hcd, done_map, &isp1362_hcd->atl_queue);
+			start_atl_transfers(isp1362_hcd);
+		}
+		handled = 1;
+	}
+
+	if (irqstat & HCuPINT_OPR) {
+		u32 intstat = isp1362_read_reg32(isp1362_hcd, HCINTSTAT);
+		isp1362_hcd->irq_stat[ISP1362_INT_OPR]++;
+
+		svc_mask &= ~HCuPINT_OPR;
+		DBG(2, "%s: OPR %08x:%08x\n", __func__, intstat, isp1362_hcd->intenb);
+		intstat &= isp1362_hcd->intenb;
+		if (intstat & OHCI_INTR_UE) {
+			pr_err("Unrecoverable error\n");
+			/* FIXME: do here reset or cleanup or whatever */
+		}
+		if (intstat & OHCI_INTR_RHSC) {
+			isp1362_hcd->rhstatus = isp1362_read_reg32(isp1362_hcd, HCRHSTATUS);
+			isp1362_hcd->rhport[0] = isp1362_read_reg32(isp1362_hcd, HCRHPORT1);
+			isp1362_hcd->rhport[1] = isp1362_read_reg32(isp1362_hcd, HCRHPORT2);
+		}
+		if (intstat & OHCI_INTR_RD) {
+			pr_info("%s: RESUME DETECTED\n", __func__);
+			isp1362_show_reg(isp1362_hcd, HCCONTROL);
+			usb_hcd_resume_root_hub(hcd);
+		}
+		isp1362_write_reg32(isp1362_hcd, HCINTSTAT, intstat);
+		irqstat &= ~HCuPINT_OPR;
+		handled = 1;
+	}
+
+	if (irqstat & HCuPINT_SUSP) {
+		isp1362_hcd->irq_stat[ISP1362_INT_SUSP]++;
+		handled = 1;
+		svc_mask &= ~HCuPINT_SUSP;
+
+		pr_info("%s: SUSPEND IRQ\n", __func__);
+	}
+
+	if (irqstat & HCuPINT_CLKRDY) {
+		isp1362_hcd->irq_stat[ISP1362_INT_CLKRDY]++;
+		handled = 1;
+		isp1362_hcd->irqenb &= ~HCuPINT_CLKRDY;
+		svc_mask &= ~HCuPINT_CLKRDY;
+		pr_info("%s: CLKRDY IRQ\n", __func__);
+	}
+
+	if (svc_mask)
+		pr_err("%s: Unserviced interrupt(s) %04x\n", __func__, svc_mask);
+
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, isp1362_hcd->irqenb);
+	isp1362_hcd->irq_active--;
+	spin_unlock(&isp1362_hcd->lock);
+
+	return IRQ_RETVAL(handled);
+}
+
+/*-------------------------------------------------------------------------*/
+
+#define	MAX_PERIODIC_LOAD	900	/* out of 1000 usec */
+static int balance(struct isp1362_hcd *isp1362_hcd, u16 interval, u16 load)
+{
+	int i, branch = -ENOSPC;
+
+	/* search for the least loaded schedule branch of that interval
+	 * which has enough bandwidth left unreserved.
+	 */
+	for (i = 0; i < interval; i++) {
+		if (branch < 0 || isp1362_hcd->load[branch] > isp1362_hcd->load[i]) {
+			int j;
+
+			for (j = i; j < PERIODIC_SIZE; j += interval) {
+				if ((isp1362_hcd->load[j] + load) > MAX_PERIODIC_LOAD) {
+					pr_err("%s: new load %d load[%02x] %d max %d\n", __func__,
+					    load, j, isp1362_hcd->load[j], MAX_PERIODIC_LOAD);
+					break;
+				}
+			}
+			if (j < PERIODIC_SIZE)
+				continue;
+			branch = i;
+		}
+	}
+	return branch;
+}
+
+/* NB! ALL the code above this point runs with isp1362_hcd->lock
+   held, irqs off
+*/
+
+/*-------------------------------------------------------------------------*/
+
+static int isp1362_urb_enqueue(struct usb_hcd *hcd,
+			       struct urb *urb,
+			       gfp_t mem_flags)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	struct usb_device *udev = urb->dev;
+	unsigned int pipe = urb->pipe;
+	int is_out = !usb_pipein(pipe);
+	int type = usb_pipetype(pipe);
+	int epnum = usb_pipeendpoint(pipe);
+	struct usb_host_endpoint *hep = urb->ep;
+	struct isp1362_ep *ep = NULL;
+	unsigned long flags;
+	int retval = 0;
+
+	DBG(3, "%s: urb %p\n", __func__, urb);
+
+	if (type == PIPE_ISOCHRONOUS) {
+		pr_err("Isochronous transfers not supported\n");
+		return -ENOSPC;
+	}
+
+	URB_DBG("%s: FA %d ep%d%s %s: len %d %s%s\n", __func__,
+		usb_pipedevice(pipe), epnum,
+		is_out ? "out" : "in",
+		usb_pipecontrol(pipe) ? "ctrl" :
+			usb_pipeint(pipe) ? "int" :
+			usb_pipebulk(pipe) ? "bulk" :
+			"iso",
+		urb->transfer_buffer_length,
+		(urb->transfer_flags & URB_ZERO_PACKET) ? "ZERO_PACKET " : "",
+		!(urb->transfer_flags & URB_SHORT_NOT_OK) ?
+		"short_ok" : "");
+
+	/* avoid all allocations within spinlocks: request or endpoint */
+	if (!hep->hcpriv) {
+		ep = kcalloc(1, sizeof *ep, mem_flags);
+		if (!ep)
+			return -ENOMEM;
+	}
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	/* don't submit to a dead or disabled port */
+	if (!((isp1362_hcd->rhport[0] | isp1362_hcd->rhport[1]) &
+	      (1 << USB_PORT_FEAT_ENABLE)) ||
+	    !HC_IS_RUNNING(hcd->state)) {
+		kfree(ep);
+		retval = -ENODEV;
+		goto fail_not_linked;
+	}
+
+	retval = usb_hcd_link_urb_to_ep(hcd, urb);
+	if (retval) {
+		kfree(ep);
+		goto fail_not_linked;
+	}
+
+	if (hep->hcpriv) {
+		ep = hep->hcpriv;
+	} else {
+		INIT_LIST_HEAD(&ep->schedule);
+		INIT_LIST_HEAD(&ep->active);
+		INIT_LIST_HEAD(&ep->remove_list);
+		ep->udev = usb_get_dev(udev);
+		ep->hep = hep;
+		ep->epnum = epnum;
+		ep->maxpacket = usb_maxpacket(udev, urb->pipe, is_out);
+		ep->ptd_offset = -EINVAL;
+		ep->ptd_index = -EINVAL;
+		usb_settoggle(udev, epnum, is_out, 0);
+
+		if (type == PIPE_CONTROL)
+			ep->nextpid = USB_PID_SETUP;
+		else if (is_out)
+			ep->nextpid = USB_PID_OUT;
+		else
+			ep->nextpid = USB_PID_IN;
+
+		switch (type) {
+		case PIPE_ISOCHRONOUS:
+		case PIPE_INTERRUPT:
+			if (urb->interval > PERIODIC_SIZE)
+				urb->interval = PERIODIC_SIZE;
+			ep->interval = urb->interval;
+			ep->branch = PERIODIC_SIZE;
+			ep->load = usb_calc_bus_time(udev->speed, !is_out,
+						     (type == PIPE_ISOCHRONOUS),
+						     usb_maxpacket(udev, pipe, is_out)) / 1000;
+			break;
+		}
+		hep->hcpriv = ep;
+	}
+	ep->num_req = isp1362_hcd->req_serial++;
+
+	/* maybe put endpoint into schedule */
+	switch (type) {
+	case PIPE_CONTROL:
+	case PIPE_BULK:
+		if (list_empty(&ep->schedule)) {
+			DBG(1, "%s: Adding ep %p req %d to async schedule\n",
+				__func__, ep, ep->num_req);
+			list_add_tail(&ep->schedule, &isp1362_hcd->async);
+		}
+		break;
+	case PIPE_ISOCHRONOUS:
+	case PIPE_INTERRUPT:
+		urb->interval = ep->interval;
+
+		/* urb submitted for already existing EP */
+		if (ep->branch < PERIODIC_SIZE)
+			break;
+
+		retval = balance(isp1362_hcd, ep->interval, ep->load);
+		if (retval < 0) {
+			pr_err("%s: balance returned %d\n", __func__, retval);
+			goto fail;
+		}
+		ep->branch = retval;
+		retval = 0;
+		isp1362_hcd->fmindex = isp1362_read_reg32(isp1362_hcd, HCFMNUM);
+		DBG(1, "%s: Current frame %04x branch %02x start_frame %04x(%04x)\n",
+		    __func__, isp1362_hcd->fmindex, ep->branch,
+		    ((isp1362_hcd->fmindex + PERIODIC_SIZE - 1) &
+		     ~(PERIODIC_SIZE - 1)) + ep->branch,
+		    (isp1362_hcd->fmindex & (PERIODIC_SIZE - 1)) + ep->branch);
+
+		if (list_empty(&ep->schedule)) {
+			if (type == PIPE_ISOCHRONOUS) {
+				u16 frame = isp1362_hcd->fmindex;
+
+				frame += max_t(u16, 8, ep->interval);
+				frame &= ~(ep->interval - 1);
+				frame |= ep->branch;
+				if (frame_before(frame, isp1362_hcd->fmindex))
+					frame += ep->interval;
+				urb->start_frame = frame;
+
+				DBG(1, "%s: Adding ep %p to isoc schedule\n", __func__, ep);
+				list_add_tail(&ep->schedule, &isp1362_hcd->isoc);
+			} else {
+				DBG(1, "%s: Adding ep %p to periodic schedule\n", __func__, ep);
+				list_add_tail(&ep->schedule, &isp1362_hcd->periodic);
+			}
+		} else
+			DBG(1, "%s: ep %p already scheduled\n", __func__, ep);
+
+		DBG(2, "%s: load %d bandwidth %d -> %d\n", __func__,
+		    ep->load / ep->interval, isp1362_hcd->load[ep->branch],
+		    isp1362_hcd->load[ep->branch] + ep->load);
+		isp1362_hcd->load[ep->branch] += ep->load;
+	}
+
+	urb->hcpriv = hep;
+	ALIGNSTAT(isp1362_hcd, urb->transfer_buffer);
+
+	switch (type) {
+	case PIPE_CONTROL:
+	case PIPE_BULK:
+		start_atl_transfers(isp1362_hcd);
+		break;
+	case PIPE_INTERRUPT:
+		start_intl_transfers(isp1362_hcd);
+		break;
+	case PIPE_ISOCHRONOUS:
+		start_iso_transfers(isp1362_hcd);
+		break;
+	default:
+		BUG();
+	}
+ fail:
+	if (retval)
+		usb_hcd_unlink_urb_from_ep(hcd, urb);
+
+
+ fail_not_linked:
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	if (retval)
+		DBG(0, "%s: urb %p failed with %d\n", __func__, urb, retval);
+	return retval;
+}
+
+static int isp1362_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	struct usb_host_endpoint *hep;
+	unsigned long flags;
+	struct isp1362_ep *ep;
+	int retval = 0;
+
+	DBG(3, "%s: urb %p\n", __func__, urb);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	retval = usb_hcd_check_unlink_urb(hcd, urb, status);
+	if (retval)
+		goto done;
+
+	hep = urb->hcpriv;
+
+	if (!hep) {
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+		return -EIDRM;
+	}
+
+	ep = hep->hcpriv;
+	if (ep) {
+		/* In front of queue? */
+		if (ep->hep->urb_list.next == &urb->urb_list) {
+			if (!list_empty(&ep->active)) {
+				DBG(1, "%s: urb %p ep %p req %d active PTD[%d] $%04x\n", __func__,
+				    urb, ep, ep->num_req, ep->ptd_index, ep->ptd_offset);
+				/* disable processing and queue PTD for removal */
+				remove_ptd(isp1362_hcd, ep);
+				urb = NULL;
+			}
+		}
+		if (urb) {
+			DBG(1, "%s: Finishing ep %p req %d\n", __func__, ep,
+			    ep->num_req);
+			finish_request(isp1362_hcd, ep, urb, status);
+		} else
+			DBG(1, "%s: urb %p active; wait4irq\n", __func__, urb);
+	} else {
+		pr_warning("%s: No EP in URB %p\n", __func__, urb);
+		retval = -EINVAL;
+	}
+done:
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	DBG(3, "%s: exit\n", __func__);
+
+	return retval;
+}
+
+static void isp1362_endpoint_disable(struct usb_hcd *hcd, struct usb_host_endpoint *hep)
+{
+	struct isp1362_ep *ep = hep->hcpriv;
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+
+	DBG(1, "%s: ep %p\n", __func__, ep);
+	if (!ep)
+		return;
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	if (!list_empty(&hep->urb_list)) {
+		if (!list_empty(&ep->active) && list_empty(&ep->remove_list)) {
+			DBG(1, "%s: Removing ep %p req %d PTD[%d] $%04x\n", __func__,
+			    ep, ep->num_req, ep->ptd_index, ep->ptd_offset);
+			remove_ptd(isp1362_hcd, ep);
+			pr_info("%s: Waiting for Interrupt to clean up\n", __func__);
+		}
+	}
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	/* Wait for interrupt to clear out active list */
+	while (!list_empty(&ep->active))
+		msleep(1);
+
+	DBG(1, "%s: Freeing EP %p\n", __func__, ep);
+
+	usb_put_dev(ep->udev);
+	kfree(ep);
+	hep->hcpriv = NULL;
+}
+
+static int isp1362_get_frame(struct usb_hcd *hcd)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	u32 fmnum;
+	unsigned long flags;
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	fmnum = isp1362_read_reg32(isp1362_hcd, HCFMNUM);
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	return (int)fmnum;
+}
+
+/*-------------------------------------------------------------------------*/
+
+/* Adapted from ohci-hub.c */
+static int isp1362_hub_status_data(struct usb_hcd *hcd, char *buf)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	int ports, i, changed = 0;
+	unsigned long flags;
+
+	if (!HC_IS_RUNNING(hcd->state))
+		return -ESHUTDOWN;
+
+	/* Report no status change now, if we are scheduled to be
+	   called later */
+	if (timer_pending(&hcd->rh_timer))
+		return 0;
+
+	ports = isp1362_hcd->rhdesca & RH_A_NDP;
+	BUG_ON(ports > 2);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	/* init status */
+	if (isp1362_hcd->rhstatus & (RH_HS_LPSC | RH_HS_OCIC))
+		buf[0] = changed = 1;
+	else
+		buf[0] = 0;
+
+	for (i = 0; i < ports; i++) {
+		u32 status = isp1362_hcd->rhport[i];
+
+		if (status & (RH_PS_CSC | RH_PS_PESC | RH_PS_PSSC |
+			      RH_PS_OCIC | RH_PS_PRSC)) {
+			changed = 1;
+			buf[0] |= 1 << (i + 1);
+			continue;
+		}
+
+		if (!(status & RH_PS_CCS))
+			continue;
+	}
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	return changed;
+}
+
+static void isp1362_hub_descriptor(struct isp1362_hcd *isp1362_hcd,
+				   struct usb_hub_descriptor *desc)
+{
+	u32 reg = isp1362_hcd->rhdesca;
+
+	DBG(3, "%s: enter\n", __func__);
+
+	desc->bDescriptorType = 0x29;
+	desc->bDescLength = 9;
+	desc->bHubContrCurrent = 0;
+	desc->bNbrPorts = reg & 0x3;
+	/* Power switching, device type, overcurrent. */
+	desc->wHubCharacteristics = cpu_to_le16((reg >> 8) & 0x1f);
+	DBG(0, "%s: hubcharacteristics = %02x\n", __func__, cpu_to_le16((reg >> 8) & 0x1f));
+	desc->bPwrOn2PwrGood = (reg >> 24) & 0xff;
+	/* two bitmaps:  ports removable, and legacy PortPwrCtrlMask */
+	desc->bitmap[0] = desc->bNbrPorts == 1 ? 1 << 1 : 3 << 1;
+	desc->bitmap[1] = ~0;
+
+	DBG(3, "%s: exit\n", __func__);
+}
+
+/* Adapted from ohci-hub.c */
+static int isp1362_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue,
+			       u16 wIndex, char *buf, u16 wLength)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	int retval = 0;
+	unsigned long flags;
+	unsigned long t1;
+	int ports = isp1362_hcd->rhdesca & RH_A_NDP;
+	u32 tmp = 0;
+
+	switch (typeReq) {
+	case ClearHubFeature:
+		DBG(0, "ClearHubFeature: ");
+		switch (wValue) {
+		case C_HUB_OVER_CURRENT:
+			_DBG(0, "C_HUB_OVER_CURRENT\n");
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_OCIC);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+		case C_HUB_LOCAL_POWER:
+			_DBG(0, "C_HUB_LOCAL_POWER\n");
+			break;
+		default:
+			goto error;
+		}
+		break;
+	case SetHubFeature:
+		DBG(0, "SetHubFeature: ");
+		switch (wValue) {
+		case C_HUB_OVER_CURRENT:
+		case C_HUB_LOCAL_POWER:
+			_DBG(0, "C_HUB_OVER_CURRENT or C_HUB_LOCAL_POWER\n");
+			break;
+		default:
+			goto error;
+		}
+		break;
+	case GetHubDescriptor:
+		DBG(0, "GetHubDescriptor\n");
+		isp1362_hub_descriptor(isp1362_hcd, (struct usb_hub_descriptor *)buf);
+		break;
+	case GetHubStatus:
+		DBG(0, "GetHubStatus\n");
+		put_unaligned(cpu_to_le32(0), (__le32 *) buf);
+		break;
+	case GetPortStatus:
+#ifndef VERBOSE
+		DBG(0, "GetPortStatus\n");
+#endif
+		if (!wIndex || wIndex > ports)
+			goto error;
+		tmp = isp1362_hcd->rhport[--wIndex];
+		put_unaligned(cpu_to_le32(tmp), (__le32 *) buf);
+		break;
+	case ClearPortFeature:
+		DBG(0, "ClearPortFeature: ");
+		if (!wIndex || wIndex > ports)
+			goto error;
+		wIndex--;
+
+		switch (wValue) {
+		case USB_PORT_FEAT_ENABLE:
+			_DBG(0, "USB_PORT_FEAT_ENABLE\n");
+			tmp = RH_PS_CCS;
+			break;
+		case USB_PORT_FEAT_C_ENABLE:
+			_DBG(0, "USB_PORT_FEAT_C_ENABLE\n");
+			tmp = RH_PS_PESC;
+			break;
+		case USB_PORT_FEAT_SUSPEND:
+			_DBG(0, "USB_PORT_FEAT_SUSPEND\n");
+			tmp = RH_PS_POCI;
+			break;
+		case USB_PORT_FEAT_C_SUSPEND:
+			_DBG(0, "USB_PORT_FEAT_C_SUSPEND\n");
+			tmp = RH_PS_PSSC;
+			break;
+		case USB_PORT_FEAT_POWER:
+			_DBG(0, "USB_PORT_FEAT_POWER\n");
+			tmp = RH_PS_LSDA;
+
+			break;
+		case USB_PORT_FEAT_C_CONNECTION:
+			_DBG(0, "USB_PORT_FEAT_C_CONNECTION\n");
+			tmp = RH_PS_CSC;
+			break;
+		case USB_PORT_FEAT_C_OVER_CURRENT:
+			_DBG(0, "USB_PORT_FEAT_C_OVER_CURRENT\n");
+			tmp = RH_PS_OCIC;
+			break;
+		case USB_PORT_FEAT_C_RESET:
+			_DBG(0, "USB_PORT_FEAT_C_RESET\n");
+			tmp = RH_PS_PRSC;
+			break;
+		default:
+			goto error;
+		}
+
+		spin_lock_irqsave(&isp1362_hcd->lock, flags);
+		isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, tmp);
+		isp1362_hcd->rhport[wIndex] =
+			isp1362_read_reg32(isp1362_hcd, HCRHPORT1 + wIndex);
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+		break;
+	case SetPortFeature:
+		DBG(0, "SetPortFeature: ");
+		if (!wIndex || wIndex > ports)
+			goto error;
+		wIndex--;
+		switch (wValue) {
+		case USB_PORT_FEAT_SUSPEND:
+			_DBG(0, "USB_PORT_FEAT_SUSPEND\n");
+#ifdef	CONFIG_USB_OTG
+			if (ohci->hcd.self.otg_port == (wIndex + 1) &&
+			    ohci->hcd.self.b_hnp_enable) {
+				start_hnp(ohci);
+				break;
+			}
+#endif
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, RH_PS_PSS);
+			isp1362_hcd->rhport[wIndex] =
+				isp1362_read_reg32(isp1362_hcd, HCRHPORT1 + wIndex);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+			break;
+		case USB_PORT_FEAT_POWER:
+			_DBG(0, "USB_PORT_FEAT_POWER\n");
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, RH_PS_PPS);
+			isp1362_hcd->rhport[wIndex] =
+				isp1362_read_reg32(isp1362_hcd, HCRHPORT1 + wIndex);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+			break;
+		case USB_PORT_FEAT_RESET:
+			_DBG(0, "USB_PORT_FEAT_RESET\n");
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+			t1 = jiffies + msecs_to_jiffies(USB_RESET_WIDTH);
+			while (time_before(jiffies, t1)) {
+				/* spin until any current reset finishes */
+				for (;;) {
+					tmp = isp1362_read_reg32(isp1362_hcd, HCRHPORT1 + wIndex);
+					if (!(tmp & RH_PS_PRS))
+						break;
+					udelay(500);
+				}
+				if (!(tmp & RH_PS_CCS))
+					break;
+				/* Reset lasts 10ms (claims datasheet) */
+				isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + wIndex, (RH_PS_PRS));
+
+				spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+				msleep(10);
+				spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			}
+
+			isp1362_hcd->rhport[wIndex] = isp1362_read_reg32(isp1362_hcd,
+									 HCRHPORT1 + wIndex);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+			break;
+		default:
+			goto error;
+		}
+		break;
+
+	default:
+ error:
+		/* "protocol stall" on error */
+		_DBG(0, "PROTOCOL STALL\n");
+		retval = -EPIPE;
+	}
+
+	return retval;
+}
+
+#ifdef	CONFIG_PM
+static int isp1362_bus_suspend(struct usb_hcd *hcd)
+{
+	int status = 0;
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+
+	if (time_before(jiffies, isp1362_hcd->next_statechange))
+		msleep(5);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	isp1362_hcd->hc_control = isp1362_read_reg32(isp1362_hcd, HCCONTROL);
+	switch (isp1362_hcd->hc_control & OHCI_CTRL_HCFS) {
+	case OHCI_USB_RESUME:
+		DBG(0, "%s: resume/suspend?\n", __func__);
+		isp1362_hcd->hc_control &= ~OHCI_CTRL_HCFS;
+		isp1362_hcd->hc_control |= OHCI_USB_RESET;
+		isp1362_write_reg32(isp1362_hcd, HCCONTROL, isp1362_hcd->hc_control);
+		/* FALL THROUGH */
+	case OHCI_USB_RESET:
+		status = -EBUSY;
+		pr_warning("%s: needs reinit!\n", __func__);
+		goto done;
+	case OHCI_USB_SUSPEND:
+		pr_warning("%s: already suspended?\n", __func__);
+		goto done;
+	}
+	DBG(0, "%s: suspend root hub\n", __func__);
+
+	/* First stop any processing */
+	hcd->state = HC_STATE_QUIESCING;
+	if (!list_empty(&isp1362_hcd->atl_queue.active) ||
+	    !list_empty(&isp1362_hcd->intl_queue.active) ||
+	    !list_empty(&isp1362_hcd->istl_queue[0] .active) ||
+	    !list_empty(&isp1362_hcd->istl_queue[1] .active)) {
+		int limit;
+
+		isp1362_write_reg32(isp1362_hcd, HCATLSKIP, ~0);
+		isp1362_write_reg32(isp1362_hcd, HCINTLSKIP, ~0);
+		isp1362_write_reg16(isp1362_hcd, HCBUFSTAT, 0);
+		isp1362_write_reg16(isp1362_hcd, HCuPINTENB, 0);
+		isp1362_write_reg32(isp1362_hcd, HCINTSTAT, OHCI_INTR_SF);
+
+		DBG(0, "%s: stopping schedules ...\n", __func__);
+		limit = 2000;
+		while (limit > 0) {
+			udelay(250);
+			limit -= 250;
+			if (isp1362_read_reg32(isp1362_hcd, HCINTSTAT) & OHCI_INTR_SF)
+				break;
+		}
+		mdelay(7);
+		if (isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_ATL) {
+			u32 done_map = isp1362_read_reg32(isp1362_hcd, HCATLDONE);
+			finish_transfers(isp1362_hcd, done_map, &isp1362_hcd->atl_queue);
+		}
+		if (isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_INTL) {
+			u32 done_map = isp1362_read_reg32(isp1362_hcd, HCINTLDONE);
+			finish_transfers(isp1362_hcd, done_map, &isp1362_hcd->intl_queue);
+		}
+		if (isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_ISTL0)
+			finish_iso_transfers(isp1362_hcd, &isp1362_hcd->istl_queue[0]);
+		if (isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_ISTL1)
+			finish_iso_transfers(isp1362_hcd, &isp1362_hcd->istl_queue[1]);
+	}
+	DBG(0, "%s: HCINTSTAT: %08x\n", __func__,
+		    isp1362_read_reg32(isp1362_hcd, HCINTSTAT));
+	isp1362_write_reg32(isp1362_hcd, HCINTSTAT,
+			    isp1362_read_reg32(isp1362_hcd, HCINTSTAT));
+
+	/* Suspend hub */
+	isp1362_hcd->hc_control = OHCI_USB_SUSPEND;
+	isp1362_show_reg(isp1362_hcd, HCCONTROL);
+	isp1362_write_reg32(isp1362_hcd, HCCONTROL, isp1362_hcd->hc_control);
+	isp1362_show_reg(isp1362_hcd, HCCONTROL);
+
+#if 1
+	isp1362_hcd->hc_control = isp1362_read_reg32(isp1362_hcd, HCCONTROL);
+	if ((isp1362_hcd->hc_control & OHCI_CTRL_HCFS) != OHCI_USB_SUSPEND) {
+		pr_err("%s: controller won't suspend %08x\n", __func__,
+		    isp1362_hcd->hc_control);
+		status = -EBUSY;
+	} else
+#endif
+	{
+		/* no resumes until devices finish suspending */
+		isp1362_hcd->next_statechange = jiffies + msecs_to_jiffies(5);
+	}
+done:
+	if (status == 0) {
+		hcd->state = HC_STATE_SUSPENDED;
+		DBG(0, "%s: HCD suspended: %08x\n", __func__,
+		    isp1362_read_reg32(isp1362_hcd, HCCONTROL));
+	}
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	return status;
+}
+
+static int isp1362_bus_resume(struct usb_hcd *hcd)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	u32 port;
+	unsigned long flags;
+	int status = -EINPROGRESS;
+
+	if (time_before(jiffies, isp1362_hcd->next_statechange))
+		msleep(5);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	isp1362_hcd->hc_control = isp1362_read_reg32(isp1362_hcd, HCCONTROL);
+	pr_info("%s: HCCONTROL: %08x\n", __func__, isp1362_hcd->hc_control);
+	if (hcd->state == HC_STATE_RESUMING) {
+		pr_warning("%s: duplicate resume\n", __func__);
+		status = 0;
+	} else
+		switch (isp1362_hcd->hc_control & OHCI_CTRL_HCFS) {
+		case OHCI_USB_SUSPEND:
+			DBG(0, "%s: resume root hub\n", __func__);
+			isp1362_hcd->hc_control &= ~OHCI_CTRL_HCFS;
+			isp1362_hcd->hc_control |= OHCI_USB_RESUME;
+			isp1362_write_reg32(isp1362_hcd, HCCONTROL, isp1362_hcd->hc_control);
+			break;
+		case OHCI_USB_RESUME:
+			/* HCFS changes sometime after INTR_RD */
+			DBG(0, "%s: remote wakeup\n", __func__);
+			break;
+		case OHCI_USB_OPER:
+			DBG(0, "%s: odd resume\n", __func__);
+			status = 0;
+			hcd->self.root_hub->dev.power.power_state = PMSG_ON;
+			break;
+		default:		/* RESET, we lost power */
+			DBG(0, "%s: root hub hardware reset\n", __func__);
+			status = -EBUSY;
+		}
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	if (status == -EBUSY) {
+		DBG(0, "%s: Restarting HC\n", __func__);
+		isp1362_hc_stop(hcd);
+		return isp1362_hc_start(hcd);
+	}
+	if (status != -EINPROGRESS)
+		return status;
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	port = isp1362_read_reg32(isp1362_hcd, HCRHDESCA) & RH_A_NDP;
+	while (port--) {
+		u32 stat = isp1362_read_reg32(isp1362_hcd, HCRHPORT1 + port);
+
+		/* force global, not selective, resume */
+		if (!(stat & RH_PS_PSS)) {
+			DBG(0, "%s: Not Resuming RH port %d\n", __func__, port);
+			continue;
+		}
+		DBG(0, "%s: Resuming RH port %d\n", __func__, port);
+		isp1362_write_reg32(isp1362_hcd, HCRHPORT1 + port, RH_PS_POCI);
+	}
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	/* Some controllers (lucent) need extra-long delays */
+	hcd->state = HC_STATE_RESUMING;
+	mdelay(20 /* usb 11.5.1.10 */ + 15);
+
+	isp1362_hcd->hc_control = OHCI_USB_OPER;
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	isp1362_show_reg(isp1362_hcd, HCCONTROL);
+	isp1362_write_reg32(isp1362_hcd, HCCONTROL, isp1362_hcd->hc_control);
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	/* TRSMRCY */
+	msleep(10);
+
+	/* keep it alive for ~5x suspend + resume costs */
+	isp1362_hcd->next_statechange = jiffies + msecs_to_jiffies(250);
+
+	hcd->self.root_hub->dev.power.power_state = PMSG_ON;
+	hcd->state = HC_STATE_RUNNING;
+	return 0;
+}
+#else
+#define	isp1362_bus_suspend	NULL
+#define	isp1362_bus_resume	NULL
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+#ifdef STUB_DEBUG_FILE
+
+static inline void create_debug_file(struct isp1362_hcd *isp1362_hcd)
+{
+}
+static inline void remove_debug_file(struct isp1362_hcd *isp1362_hcd)
+{
+}
+
+#else
+
+#include <linux/proc_fs.h>
+#include <linux/seq_file.h>
+
+static void dump_irq(struct seq_file *s, char *label, u16 mask)
+{
+	seq_printf(s, "%-15s %04x%s%s%s%s%s%s\n", label, mask,
+		   mask & HCuPINT_CLKRDY ? " clkrdy" : "",
+		   mask & HCuPINT_SUSP ? " susp" : "",
+		   mask & HCuPINT_OPR ? " opr" : "",
+		   mask & HCuPINT_EOT ? " eot" : "",
+		   mask & HCuPINT_ATL ? " atl" : "",
+		   mask & HCuPINT_SOF ? " sof" : "");
+}
+
+static void dump_int(struct seq_file *s, char *label, u32 mask)
+{
+	seq_printf(s, "%-15s %08x%s%s%s%s%s%s%s\n", label, mask,
+		   mask & OHCI_INTR_MIE ? " MIE" : "",
+		   mask & OHCI_INTR_RHSC ? " rhsc" : "",
+		   mask & OHCI_INTR_FNO ? " fno" : "",
+		   mask & OHCI_INTR_UE ? " ue" : "",
+		   mask & OHCI_INTR_RD ? " rd" : "",
+		   mask & OHCI_INTR_SF ? " sof" : "",
+		   mask & OHCI_INTR_SO ? " so" : "");
+}
+
+static void dump_ctrl(struct seq_file *s, char *label, u32 mask)
+{
+	seq_printf(s, "%-15s %08x%s%s%s\n", label, mask,
+		   mask & OHCI_CTRL_RWC ? " rwc" : "",
+		   mask & OHCI_CTRL_RWE ? " rwe" : "",
+		   ({
+			   char *hcfs;
+			   switch (mask & OHCI_CTRL_HCFS) {
+			   case OHCI_USB_OPER:
+				   hcfs = " oper";
+				   break;
+			   case OHCI_USB_RESET:
+				   hcfs = " reset";
+				   break;
+			   case OHCI_USB_RESUME:
+				   hcfs = " resume";
+				   break;
+			   case OHCI_USB_SUSPEND:
+				   hcfs = " suspend";
+				   break;
+			   default:
+				   hcfs = " ?";
+			   }
+			   hcfs;
+		   }));
+}
+
+static void dump_regs(struct seq_file *s, struct isp1362_hcd *isp1362_hcd)
+{
+	seq_printf(s, "HCREVISION [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCREVISION),
+		   isp1362_read_reg32(isp1362_hcd, HCREVISION));
+	seq_printf(s, "HCCONTROL  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCCONTROL),
+		   isp1362_read_reg32(isp1362_hcd, HCCONTROL));
+	seq_printf(s, "HCCMDSTAT  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCCMDSTAT),
+		   isp1362_read_reg32(isp1362_hcd, HCCMDSTAT));
+	seq_printf(s, "HCINTSTAT  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCINTSTAT),
+		   isp1362_read_reg32(isp1362_hcd, HCINTSTAT));
+	seq_printf(s, "HCINTENB   [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCINTENB),
+		   isp1362_read_reg32(isp1362_hcd, HCINTENB));
+	seq_printf(s, "HCFMINTVL  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCFMINTVL),
+		   isp1362_read_reg32(isp1362_hcd, HCFMINTVL));
+	seq_printf(s, "HCFMREM    [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCFMREM),
+		   isp1362_read_reg32(isp1362_hcd, HCFMREM));
+	seq_printf(s, "HCFMNUM    [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCFMNUM),
+		   isp1362_read_reg32(isp1362_hcd, HCFMNUM));
+	seq_printf(s, "HCLSTHRESH [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCLSTHRESH),
+		   isp1362_read_reg32(isp1362_hcd, HCLSTHRESH));
+	seq_printf(s, "HCRHDESCA  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCRHDESCA),
+		   isp1362_read_reg32(isp1362_hcd, HCRHDESCA));
+	seq_printf(s, "HCRHDESCB  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCRHDESCB),
+		   isp1362_read_reg32(isp1362_hcd, HCRHDESCB));
+	seq_printf(s, "HCRHSTATUS [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCRHSTATUS),
+		   isp1362_read_reg32(isp1362_hcd, HCRHSTATUS));
+	seq_printf(s, "HCRHPORT1  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCRHPORT1),
+		   isp1362_read_reg32(isp1362_hcd, HCRHPORT1));
+	seq_printf(s, "HCRHPORT2  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCRHPORT2),
+		   isp1362_read_reg32(isp1362_hcd, HCRHPORT2));
+	seq_printf(s, "\n");
+	seq_printf(s, "HCHWCFG    [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCHWCFG),
+		   isp1362_read_reg16(isp1362_hcd, HCHWCFG));
+	seq_printf(s, "HCDMACFG   [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCDMACFG),
+		   isp1362_read_reg16(isp1362_hcd, HCDMACFG));
+	seq_printf(s, "HCXFERCTR  [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCXFERCTR),
+		   isp1362_read_reg16(isp1362_hcd, HCXFERCTR));
+	seq_printf(s, "HCuPINT    [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCuPINT),
+		   isp1362_read_reg16(isp1362_hcd, HCuPINT));
+	seq_printf(s, "HCuPINTENB [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCuPINTENB),
+		   isp1362_read_reg16(isp1362_hcd, HCuPINTENB));
+	seq_printf(s, "HCCHIPID   [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCCHIPID),
+		   isp1362_read_reg16(isp1362_hcd, HCCHIPID));
+	seq_printf(s, "HCSCRATCH  [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCSCRATCH),
+		   isp1362_read_reg16(isp1362_hcd, HCSCRATCH));
+	seq_printf(s, "HCBUFSTAT  [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCBUFSTAT),
+		   isp1362_read_reg16(isp1362_hcd, HCBUFSTAT));
+	seq_printf(s, "HCDIRADDR  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCDIRADDR),
+		   isp1362_read_reg32(isp1362_hcd, HCDIRADDR));
+#if 0
+	seq_printf(s, "HCDIRDATA  [%02x]     %04x\n", ISP1362_REG_NO(HCDIRDATA),
+		   isp1362_read_reg16(isp1362_hcd, HCDIRDATA));
+#endif
+	seq_printf(s, "HCISTLBUFSZ[%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCISTLBUFSZ),
+		   isp1362_read_reg16(isp1362_hcd, HCISTLBUFSZ));
+	seq_printf(s, "HCISTLRATE [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCISTLRATE),
+		   isp1362_read_reg16(isp1362_hcd, HCISTLRATE));
+	seq_printf(s, "\n");
+	seq_printf(s, "HCINTLBUFSZ[%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLBUFSZ),
+		   isp1362_read_reg16(isp1362_hcd, HCINTLBUFSZ));
+	seq_printf(s, "HCINTLBLKSZ[%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLBLKSZ),
+		   isp1362_read_reg16(isp1362_hcd, HCINTLBLKSZ));
+	seq_printf(s, "HCINTLDONE [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLDONE),
+		   isp1362_read_reg32(isp1362_hcd, HCINTLDONE));
+	seq_printf(s, "HCINTLSKIP [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLSKIP),
+		   isp1362_read_reg32(isp1362_hcd, HCINTLSKIP));
+	seq_printf(s, "HCINTLLAST [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLLAST),
+		   isp1362_read_reg32(isp1362_hcd, HCINTLLAST));
+	seq_printf(s, "HCINTLCURR [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCINTLCURR),
+		   isp1362_read_reg16(isp1362_hcd, HCINTLCURR));
+	seq_printf(s, "\n");
+	seq_printf(s, "HCATLBUFSZ [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCATLBUFSZ),
+		   isp1362_read_reg16(isp1362_hcd, HCATLBUFSZ));
+	seq_printf(s, "HCATLBLKSZ [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCATLBLKSZ),
+		   isp1362_read_reg16(isp1362_hcd, HCATLBLKSZ));
+#if 0
+	seq_printf(s, "HCATLDONE  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCATLDONE),
+		   isp1362_read_reg32(isp1362_hcd, HCATLDONE));
+#endif
+	seq_printf(s, "HCATLSKIP  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCATLSKIP),
+		   isp1362_read_reg32(isp1362_hcd, HCATLSKIP));
+	seq_printf(s, "HCATLLAST  [%02x] %08x\n", ISP1362_REG_NO(ISP1362_REG_HCATLLAST),
+		   isp1362_read_reg32(isp1362_hcd, HCATLLAST));
+	seq_printf(s, "HCATLCURR  [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCATLCURR),
+		   isp1362_read_reg16(isp1362_hcd, HCATLCURR));
+	seq_printf(s, "\n");
+	seq_printf(s, "HCATLDTC   [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCATLDTC),
+		   isp1362_read_reg16(isp1362_hcd, HCATLDTC));
+	seq_printf(s, "HCATLDTCTO [%02x]     %04x\n", ISP1362_REG_NO(ISP1362_REG_HCATLDTCTO),
+		   isp1362_read_reg16(isp1362_hcd, HCATLDTCTO));
+}
+
+static int proc_isp1362_show(struct seq_file *s, void *unused)
+{
+	struct isp1362_hcd *isp1362_hcd = s->private;
+	struct isp1362_ep *ep;
+	int i;
+
+	seq_printf(s, "%s\n%s version %s\n",
+		   isp1362_hcd_to_hcd(isp1362_hcd)->product_desc, hcd_name, DRIVER_VERSION);
+
+	/* collect statistics to help estimate potential win for
+	 * DMA engines that care about alignment (PXA)
+	 */
+	seq_printf(s, "alignment:  16b/%ld 8b/%ld 4b/%ld 2b/%ld 1b/%ld\n",
+		   isp1362_hcd->stat16, isp1362_hcd->stat8, isp1362_hcd->stat4,
+		   isp1362_hcd->stat2, isp1362_hcd->stat1);
+	seq_printf(s, "max # ptds in ATL  fifo: %d\n", isp1362_hcd->atl_queue.stat_maxptds);
+	seq_printf(s, "max # ptds in INTL fifo: %d\n", isp1362_hcd->intl_queue.stat_maxptds);
+	seq_printf(s, "max # ptds in ISTL fifo: %d\n",
+		   max(isp1362_hcd->istl_queue[0] .stat_maxptds,
+		       isp1362_hcd->istl_queue[1] .stat_maxptds));
+
+	/* FIXME: don't show the following in suspended state */
+	spin_lock_irq(&isp1362_hcd->lock);
+
+	dump_irq(s, "hc_irq_enable", isp1362_read_reg16(isp1362_hcd, HCuPINTENB));
+	dump_irq(s, "hc_irq_status", isp1362_read_reg16(isp1362_hcd, HCuPINT));
+	dump_int(s, "ohci_int_enable", isp1362_read_reg32(isp1362_hcd, HCINTENB));
+	dump_int(s, "ohci_int_status", isp1362_read_reg32(isp1362_hcd, HCINTSTAT));
+	dump_ctrl(s, "ohci_control", isp1362_read_reg32(isp1362_hcd, HCCONTROL));
+
+	for (i = 0; i < NUM_ISP1362_IRQS; i++)
+		if (isp1362_hcd->irq_stat[i])
+			seq_printf(s, "%-15s: %d\n",
+				   ISP1362_INT_NAME(i), isp1362_hcd->irq_stat[i]);
+
+	dump_regs(s, isp1362_hcd);
+	list_for_each_entry(ep, &isp1362_hcd->async, schedule) {
+		struct urb *urb;
+
+		seq_printf(s, "%p, ep%d%s, maxpacket %d:\n", ep, ep->epnum,
+			   ({
+				   char *s;
+				   switch (ep->nextpid) {
+				   case USB_PID_IN:
+					   s = "in";
+					   break;
+				   case USB_PID_OUT:
+					   s = "out";
+					   break;
+				   case USB_PID_SETUP:
+					   s = "setup";
+					   break;
+				   case USB_PID_ACK:
+					   s = "status";
+					   break;
+				   default:
+					   s = "?";
+					   break;
+				   };
+				   s;}), ep->maxpacket) ;
+		list_for_each_entry(urb, &ep->hep->urb_list, urb_list) {
+			seq_printf(s, "  urb%p, %d/%d\n", urb,
+				   urb->actual_length,
+				   urb->transfer_buffer_length);
+		}
+	}
+	if (!list_empty(&isp1362_hcd->async))
+		seq_printf(s, "\n");
+	dump_ptd_queue(&isp1362_hcd->atl_queue);
+
+	seq_printf(s, "periodic size= %d\n", PERIODIC_SIZE);
+
+	list_for_each_entry(ep, &isp1362_hcd->periodic, schedule) {
+		seq_printf(s, "branch:%2d load:%3d PTD[%d] $%04x:\n", ep->branch,
+			   isp1362_hcd->load[ep->branch], ep->ptd_index, ep->ptd_offset);
+
+		seq_printf(s, "   %d/%p (%sdev%d ep%d%s max %d)\n",
+			   ep->interval, ep,
+			   (ep->udev->speed == USB_SPEED_FULL) ? "" : "ls ",
+			   ep->udev->devnum, ep->epnum,
+			   (ep->epnum == 0) ? "" :
+			   ((ep->nextpid == USB_PID_IN) ?
+			    "in" : "out"), ep->maxpacket);
+	}
+	dump_ptd_queue(&isp1362_hcd->intl_queue);
+
+	seq_printf(s, "ISO:\n");
+
+	list_for_each_entry(ep, &isp1362_hcd->isoc, schedule) {
+		seq_printf(s, "   %d/%p (%sdev%d ep%d%s max %d)\n",
+			   ep->interval, ep,
+			   (ep->udev->speed == USB_SPEED_FULL) ? "" : "ls ",
+			   ep->udev->devnum, ep->epnum,
+			   (ep->epnum == 0) ? "" :
+			   ((ep->nextpid == USB_PID_IN) ?
+			    "in" : "out"), ep->maxpacket);
+	}
+
+	spin_unlock_irq(&isp1362_hcd->lock);
+	seq_printf(s, "\n");
+
+	return 0;
+}
+
+static int proc_isp1362_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, proc_isp1362_show, PDE(inode)->data);
+}
+
+static const struct file_operations proc_ops = {
+	.open = proc_isp1362_open,
+	.read = seq_read,
+	.llseek = seq_lseek,
+	.release = single_release,
+};
+
+/* expect just one isp1362_hcd per system */
+static const char proc_filename[] = "driver/isp1362";
+
+static void create_debug_file(struct isp1362_hcd *isp1362_hcd)
+{
+	struct proc_dir_entry *pde;
+
+	pde = create_proc_entry(proc_filename, 0, NULL);
+	if (pde == NULL) {
+		pr_warning("%s: Failed to create debug file '%s'\n", __func__, proc_filename);
+		return;
+	}
+
+	pde->proc_fops = &proc_ops;
+	pde->data = isp1362_hcd;
+	isp1362_hcd->pde = pde;
+}
+
+static void remove_debug_file(struct isp1362_hcd *isp1362_hcd)
+{
+	if (isp1362_hcd->pde)
+		remove_proc_entry(proc_filename, 0);
+}
+
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+static void isp1362_sw_reset(struct isp1362_hcd *isp1362_hcd)
+{
+	int tmp = 20;
+	unsigned long flags;
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	isp1362_write_reg16(isp1362_hcd, HCSWRES, HCSWRES_MAGIC);
+	isp1362_write_reg32(isp1362_hcd, HCCMDSTAT, OHCI_HCR);
+	while (--tmp) {
+		mdelay(1);
+		if (!(isp1362_read_reg32(isp1362_hcd, HCCMDSTAT) & OHCI_HCR))
+			break;
+	}
+	if (!tmp)
+		pr_err("Software reset timeout\n");
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+}
+
+static int isp1362_mem_config(struct usb_hcd *hcd)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+	u32 total;
+	u16 istl_size = ISP1362_ISTL_BUFSIZE;
+	u16 intl_blksize = ISP1362_INTL_BLKSIZE + PTD_HEADER_SIZE;
+	u16 intl_size = ISP1362_INTL_BUFFERS * intl_blksize;
+	u16 atl_blksize = ISP1362_ATL_BLKSIZE + PTD_HEADER_SIZE;
+	u16 atl_buffers = (ISP1362_BUF_SIZE - (istl_size + intl_size)) / atl_blksize;
+	u16 atl_size;
+	int i;
+
+	WARN_ON(istl_size & 3);
+	WARN_ON(atl_blksize & 3);
+	WARN_ON(intl_blksize & 3);
+	WARN_ON(atl_blksize < PTD_HEADER_SIZE);
+	WARN_ON(intl_blksize < PTD_HEADER_SIZE);
+
+	BUG_ON((unsigned)ISP1362_INTL_BUFFERS > 32);
+	if (atl_buffers > 32)
+		atl_buffers = 32;
+	atl_size = atl_buffers * atl_blksize;
+	total = atl_size + intl_size + istl_size;
+	dev_info(hcd->self.controller, "ISP1362 Memory usage:\n");
+	dev_info(hcd->self.controller, "  ISTL:    2 * %4d:     %4d @ $%04x:$%04x\n",
+		 istl_size / 2, istl_size, 0, istl_size / 2);
+	dev_info(hcd->self.controller, "  INTL: %4d * (%3lu+8):  %4d @ $%04x\n",
+		 ISP1362_INTL_BUFFERS, intl_blksize - PTD_HEADER_SIZE,
+		 intl_size, istl_size);
+	dev_info(hcd->self.controller, "  ATL : %4d * (%3lu+8):  %4d @ $%04x\n",
+		 atl_buffers, atl_blksize - PTD_HEADER_SIZE,
+		 atl_size, istl_size + intl_size);
+	dev_info(hcd->self.controller, "  USED/FREE:   %4d      %4d\n", total,
+		 ISP1362_BUF_SIZE - total);
+
+	if (total > ISP1362_BUF_SIZE) {
+		dev_err(hcd->self.controller, "%s: Memory requested: %d, available %d\n",
+			__func__, total, ISP1362_BUF_SIZE);
+		return -ENOMEM;
+	}
+
+	total = istl_size + intl_size + atl_size;
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	for (i = 0; i < 2; i++) {
+		isp1362_hcd->istl_queue[i].buf_start = i * istl_size / 2,
+		isp1362_hcd->istl_queue[i].buf_size = istl_size / 2;
+		isp1362_hcd->istl_queue[i].blk_size = 4;
+		INIT_LIST_HEAD(&isp1362_hcd->istl_queue[i].active);
+		snprintf(isp1362_hcd->istl_queue[i].name,
+			 sizeof(isp1362_hcd->istl_queue[i].name), "ISTL%d", i);
+		DBG(3, "%s: %5s buf $%04x %d\n", __func__,
+		     isp1362_hcd->istl_queue[i].name,
+		     isp1362_hcd->istl_queue[i].buf_start,
+		     isp1362_hcd->istl_queue[i].buf_size);
+	}
+	isp1362_write_reg16(isp1362_hcd, HCISTLBUFSZ, istl_size / 2);
+
+	isp1362_hcd->intl_queue.buf_start = istl_size;
+	isp1362_hcd->intl_queue.buf_size = intl_size;
+	isp1362_hcd->intl_queue.buf_count = ISP1362_INTL_BUFFERS;
+	isp1362_hcd->intl_queue.blk_size = intl_blksize;
+	isp1362_hcd->intl_queue.buf_avail = isp1362_hcd->intl_queue.buf_count;
+	isp1362_hcd->intl_queue.skip_map = ~0;
+	INIT_LIST_HEAD(&isp1362_hcd->intl_queue.active);
+
+	isp1362_write_reg16(isp1362_hcd, HCINTLBUFSZ,
+			    isp1362_hcd->intl_queue.buf_size);
+	isp1362_write_reg16(isp1362_hcd, HCINTLBLKSZ,
+			    isp1362_hcd->intl_queue.blk_size - PTD_HEADER_SIZE);
+	isp1362_write_reg32(isp1362_hcd, HCINTLSKIP, ~0);
+	isp1362_write_reg32(isp1362_hcd, HCINTLLAST,
+			    1 << (ISP1362_INTL_BUFFERS - 1));
+
+	isp1362_hcd->atl_queue.buf_start = istl_size + intl_size;
+	isp1362_hcd->atl_queue.buf_size = atl_size;
+	isp1362_hcd->atl_queue.buf_count = atl_buffers;
+	isp1362_hcd->atl_queue.blk_size = atl_blksize;
+	isp1362_hcd->atl_queue.buf_avail = isp1362_hcd->atl_queue.buf_count;
+	isp1362_hcd->atl_queue.skip_map = ~0;
+	INIT_LIST_HEAD(&isp1362_hcd->atl_queue.active);
+
+	isp1362_write_reg16(isp1362_hcd, HCATLBUFSZ,
+			    isp1362_hcd->atl_queue.buf_size);
+	isp1362_write_reg16(isp1362_hcd, HCATLBLKSZ,
+			    isp1362_hcd->atl_queue.blk_size - PTD_HEADER_SIZE);
+	isp1362_write_reg32(isp1362_hcd, HCATLSKIP, ~0);
+	isp1362_write_reg32(isp1362_hcd, HCATLLAST,
+			    1 << (atl_buffers - 1));
+
+	snprintf(isp1362_hcd->atl_queue.name,
+		 sizeof(isp1362_hcd->atl_queue.name), "ATL");
+	snprintf(isp1362_hcd->intl_queue.name,
+		 sizeof(isp1362_hcd->intl_queue.name), "INTL");
+	DBG(3, "%s: %5s buf $%04x %2d * %4d = %4d\n", __func__,
+	     isp1362_hcd->intl_queue.name,
+	     isp1362_hcd->intl_queue.buf_start,
+	     ISP1362_INTL_BUFFERS, isp1362_hcd->intl_queue.blk_size,
+	     isp1362_hcd->intl_queue.buf_size);
+	DBG(3, "%s: %5s buf $%04x %2d * %4d = %4d\n", __func__,
+	     isp1362_hcd->atl_queue.name,
+	     isp1362_hcd->atl_queue.buf_start,
+	     atl_buffers, isp1362_hcd->atl_queue.blk_size,
+	     isp1362_hcd->atl_queue.buf_size);
+
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	return 0;
+}
+
+static int isp1362_hc_reset(struct usb_hcd *hcd)
+{
+	int ret = 0;
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long t;
+	unsigned long timeout = 100;
+	unsigned long flags;
+	int clkrdy = 0;
+
+	pr_info("%s:\n", __func__);
+
+	if (isp1362_hcd->board && isp1362_hcd->board->reset) {
+		isp1362_hcd->board->reset(hcd->self.controller, 1);
+		msleep(20);
+		if (isp1362_hcd->board->clock)
+			isp1362_hcd->board->clock(hcd->self.controller, 1);
+		isp1362_hcd->board->reset(hcd->self.controller, 0);
+	} else
+		isp1362_sw_reset(isp1362_hcd);
+
+	/* chip has been reset. First we need to see a clock */
+	t = jiffies + msecs_to_jiffies(timeout);
+	while (!clkrdy && time_before_eq(jiffies, t)) {
+		spin_lock_irqsave(&isp1362_hcd->lock, flags);
+		clkrdy = isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_CLKRDY;
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+		if (!clkrdy)
+			msleep(4);
+	}
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_CLKRDY);
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	if (!clkrdy) {
+		pr_err("Clock not ready after %lums\n", timeout);
+		ret = -ENODEV;
+	}
+	return ret;
+}
+
+static void isp1362_hc_stop(struct usb_hcd *hcd)
+{
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+	u32 tmp;
+
+	pr_info("%s:\n", __func__);
+
+	del_timer_sync(&hcd->rh_timer);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, 0);
+
+	/* Switch off power for all ports */
+	tmp = isp1362_read_reg32(isp1362_hcd, HCRHDESCA);
+	tmp &= ~(RH_A_NPS | RH_A_PSM);
+	isp1362_write_reg32(isp1362_hcd, HCRHDESCA, tmp);
+	isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_LPS);
+
+	/* Reset the chip */
+	if (isp1362_hcd->board && isp1362_hcd->board->reset)
+		isp1362_hcd->board->reset(hcd->self.controller, 1);
+	else
+		isp1362_sw_reset(isp1362_hcd);
+
+	if (isp1362_hcd->board && isp1362_hcd->board->clock)
+		isp1362_hcd->board->clock(hcd->self.controller, 0);
+
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+}
+
+#ifdef CHIP_BUFFER_TEST
+static int isp1362_chip_test(struct isp1362_hcd *isp1362_hcd)
+{
+	int ret = 0;
+	u16 *ref;
+	unsigned long flags;
+
+	ref = kmalloc(2 * ISP1362_BUF_SIZE, GFP_KERNEL);
+	if (ref) {
+		int offset;
+		u16 *tst = &ref[ISP1362_BUF_SIZE / 2];
+
+		for (offset = 0; offset < ISP1362_BUF_SIZE / 2; offset++) {
+			ref[offset] = ~offset;
+			tst[offset] = offset;
+		}
+
+		for (offset = 0; offset < 4; offset++) {
+			int j;
+
+			for (j = 0; j < 8; j++) {
+				spin_lock_irqsave(&isp1362_hcd->lock, flags);
+				isp1362_write_buffer(isp1362_hcd, (u8 *)ref + offset, 0, j);
+				isp1362_read_buffer(isp1362_hcd, (u8 *)tst + offset, 0, j);
+				spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+				if (memcmp(ref, tst, j)) {
+					ret = -ENODEV;
+					pr_err("%s: memory check with %d byte offset %d failed\n",
+					    __func__, j, offset);
+					dump_data((u8 *)ref + offset, j);
+					dump_data((u8 *)tst + offset, j);
+				}
+			}
+		}
+
+		spin_lock_irqsave(&isp1362_hcd->lock, flags);
+		isp1362_write_buffer(isp1362_hcd, ref, 0, ISP1362_BUF_SIZE);
+		isp1362_read_buffer(isp1362_hcd, tst, 0, ISP1362_BUF_SIZE);
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+		if (memcmp(ref, tst, ISP1362_BUF_SIZE)) {
+			ret = -ENODEV;
+			pr_err("%s: memory check failed\n", __func__);
+			dump_data((u8 *)tst, ISP1362_BUF_SIZE / 2);
+		}
+
+		for (offset = 0; offset < 256; offset++) {
+			int test_size = 0;
+
+			yield();
+
+			memset(tst, 0, ISP1362_BUF_SIZE);
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			isp1362_write_buffer(isp1362_hcd, tst, 0, ISP1362_BUF_SIZE);
+			isp1362_read_buffer(isp1362_hcd, tst, 0, ISP1362_BUF_SIZE);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+			if (memcmp(tst, tst + (ISP1362_BUF_SIZE / (2 * sizeof(*tst))),
+				   ISP1362_BUF_SIZE / 2)) {
+				pr_err("%s: Failed to clear buffer\n", __func__);
+				dump_data((u8 *)tst, ISP1362_BUF_SIZE);
+				break;
+			}
+			spin_lock_irqsave(&isp1362_hcd->lock, flags);
+			isp1362_write_buffer(isp1362_hcd, ref, offset * 2, PTD_HEADER_SIZE);
+			isp1362_write_buffer(isp1362_hcd, ref + PTD_HEADER_SIZE / sizeof(*ref),
+					     offset * 2 + PTD_HEADER_SIZE, test_size);
+			isp1362_read_buffer(isp1362_hcd, tst, offset * 2,
+					    PTD_HEADER_SIZE + test_size);
+			spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+			if (memcmp(ref, tst, PTD_HEADER_SIZE + test_size)) {
+				dump_data(((u8 *)ref) + offset, PTD_HEADER_SIZE + test_size);
+				dump_data((u8 *)tst, PTD_HEADER_SIZE + test_size);
+				spin_lock_irqsave(&isp1362_hcd->lock, flags);
+				isp1362_read_buffer(isp1362_hcd, tst, offset * 2,
+						    PTD_HEADER_SIZE + test_size);
+				spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+				if (memcmp(ref, tst, PTD_HEADER_SIZE + test_size)) {
+					ret = -ENODEV;
+					pr_err("%s: memory check with offset %02x failed\n",
+					    __func__, offset);
+					break;
+				}
+				pr_warning("%s: memory check with offset %02x ok after second read\n",
+				     __func__, offset);
+			}
+		}
+		kfree(ref);
+	}
+	return ret;
+}
+#endif
+
+static int isp1362_hc_start(struct usb_hcd *hcd)
+{
+	int ret;
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	struct isp1362_platform_data *board = isp1362_hcd->board;
+	u16 hwcfg;
+	u16 chipid;
+	unsigned long flags;
+
+	pr_info("%s:\n", __func__);
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	chipid = isp1362_read_reg16(isp1362_hcd, HCCHIPID);
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	if ((chipid & HCCHIPID_MASK) != HCCHIPID_MAGIC) {
+		pr_err("%s: Invalid chip ID %04x\n", __func__, chipid);
+		return -ENODEV;
+	}
+
+#ifdef CHIP_BUFFER_TEST
+	ret = isp1362_chip_test(isp1362_hcd);
+	if (ret)
+		return -ENODEV;
+#endif
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	/* clear interrupt status and disable all interrupt sources */
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, 0xff);
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, 0);
+
+	/* HW conf */
+	hwcfg = HCHWCFG_INT_ENABLE | HCHWCFG_DBWIDTH(1);
+	if (board->sel15Kres)
+		hwcfg |= HCHWCFG_PULLDOWN_DS2 |
+			((MAX_ROOT_PORTS > 1) ? HCHWCFG_PULLDOWN_DS1 : 0);
+	if (board->clknotstop)
+		hwcfg |= HCHWCFG_CLKNOTSTOP;
+	if (board->oc_enable)
+		hwcfg |= HCHWCFG_ANALOG_OC;
+	if (board->int_act_high)
+		hwcfg |= HCHWCFG_INT_POL;
+	if (board->int_edge_triggered)
+		hwcfg |= HCHWCFG_INT_TRIGGER;
+	if (board->dreq_act_high)
+		hwcfg |= HCHWCFG_DREQ_POL;
+	if (board->dack_act_high)
+		hwcfg |= HCHWCFG_DACK_POL;
+	isp1362_write_reg16(isp1362_hcd, HCHWCFG, hwcfg);
+	isp1362_show_reg(isp1362_hcd, HCHWCFG);
+	isp1362_write_reg16(isp1362_hcd, HCDMACFG, 0);
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	ret = isp1362_mem_config(hcd);
+	if (ret)
+		return ret;
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+
+	/* Root hub conf */
+	isp1362_hcd->rhdesca = 0;
+	if (board->no_power_switching)
+		isp1362_hcd->rhdesca |= RH_A_NPS;
+	if (board->power_switching_mode)
+		isp1362_hcd->rhdesca |= RH_A_PSM;
+	if (board->potpg)
+		isp1362_hcd->rhdesca |= (board->potpg << 24) & RH_A_POTPGT;
+	else
+		isp1362_hcd->rhdesca |= (25 << 24) & RH_A_POTPGT;
+
+	isp1362_write_reg32(isp1362_hcd, HCRHDESCA, isp1362_hcd->rhdesca & ~RH_A_OCPM);
+	isp1362_write_reg32(isp1362_hcd, HCRHDESCA, isp1362_hcd->rhdesca | RH_A_OCPM);
+	isp1362_hcd->rhdesca = isp1362_read_reg32(isp1362_hcd, HCRHDESCA);
+
+	isp1362_hcd->rhdescb = RH_B_PPCM;
+	isp1362_write_reg32(isp1362_hcd, HCRHDESCB, isp1362_hcd->rhdescb);
+	isp1362_hcd->rhdescb = isp1362_read_reg32(isp1362_hcd, HCRHDESCB);
+
+	isp1362_read_reg32(isp1362_hcd, HCFMINTVL);
+	isp1362_write_reg32(isp1362_hcd, HCFMINTVL, (FSMP(FI) << 16) | FI);
+	isp1362_write_reg32(isp1362_hcd, HCLSTHRESH, LSTHRESH);
+
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	isp1362_hcd->hc_control = OHCI_USB_OPER;
+	hcd->state = HC_STATE_RUNNING;
+
+	spin_lock_irqsave(&isp1362_hcd->lock, flags);
+	/* Set up interrupts */
+	isp1362_hcd->intenb = OHCI_INTR_MIE | OHCI_INTR_RHSC | OHCI_INTR_UE;
+	isp1362_hcd->intenb |= OHCI_INTR_RD;
+	isp1362_hcd->irqenb = HCuPINT_OPR | HCuPINT_SUSP;
+	isp1362_write_reg32(isp1362_hcd, HCINTENB, isp1362_hcd->intenb);
+	isp1362_write_reg16(isp1362_hcd, HCuPINTENB, isp1362_hcd->irqenb);
+
+	/* Go operational */
+	isp1362_write_reg32(isp1362_hcd, HCCONTROL, isp1362_hcd->hc_control);
+	/* enable global power */
+	isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_LPSC | RH_HS_DRWE);
+
+	spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+
+	return 0;
+}
+
+/*-------------------------------------------------------------------------*/
+
+static struct hc_driver isp1362_hc_driver = {
+	.description =		hcd_name,
+	.product_desc =		"ISP1362 Host Controller",
+	.hcd_priv_size =	sizeof(struct isp1362_hcd),
+
+	.irq =			isp1362_irq,
+	.flags =		HCD_USB11 | HCD_MEMORY,
+
+	.reset =		isp1362_hc_reset,
+	.start =		isp1362_hc_start,
+	.stop =			isp1362_hc_stop,
+
+	.urb_enqueue =		isp1362_urb_enqueue,
+	.urb_dequeue =		isp1362_urb_dequeue,
+	.endpoint_disable =	isp1362_endpoint_disable,
+
+	.get_frame_number =	isp1362_get_frame,
+
+	.hub_status_data =	isp1362_hub_status_data,
+	.hub_control =		isp1362_hub_control,
+	.bus_suspend =		isp1362_bus_suspend,
+	.bus_resume =		isp1362_bus_resume,
+};
+
+/*-------------------------------------------------------------------------*/
+
+#define resource_len(r) (((r)->end - (r)->start) + 1)
+
+static int __devexit isp1362_remove(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	struct resource *res;
+
+	remove_debug_file(isp1362_hcd);
+	DBG(0, "%s: Removing HCD\n", __func__);
+	usb_remove_hcd(hcd);
+
+	DBG(0, "%s: Unmapping data_reg @ %p\n", __func__,
+	    isp1362_hcd->data_reg);
+	iounmap(isp1362_hcd->data_reg);
+
+	DBG(0, "%s: Unmapping addr_reg @ %p\n", __func__,
+	    isp1362_hcd->addr_reg);
+	iounmap(isp1362_hcd->addr_reg);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	DBG(0, "%s: release mem_region: %08lx\n", __func__, (long unsigned int)res->start);
+	if (res)
+		release_mem_region(res->start, resource_len(res));
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	DBG(0, "%s: release mem_region: %08lx\n", __func__, (long unsigned int)res->start);
+	if (res)
+		release_mem_region(res->start, resource_len(res));
+
+	DBG(0, "%s: put_hcd\n", __func__);
+	usb_put_hcd(hcd);
+	DBG(0, "%s: Done\n", __func__);
+
+	return 0;
+}
+
+static int __init isp1362_probe(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd;
+	struct isp1362_hcd *isp1362_hcd;
+	struct resource *addr, *data;
+	void __iomem *addr_reg;
+	void __iomem *data_reg;
+	int irq;
+	int retval = 0;
+
+	/* basic sanity checks first.  board-specific init logic should
+	 * have initialized this the three resources and probably board
+	 * specific platform_data.  we don't probe for IRQs, and do only
+	 * minimal sanity checking.
+	 */
+	if (pdev->num_resources < 3) {
+		retval = -ENODEV;
+		goto err1;
+	}
+
+	data = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	addr = platform_get_resource(pdev, IORESOURCE_MEM, 1);
+	irq = platform_get_irq(pdev, 0);
+	if (!addr || !data || irq < 0) {
+		retval = -ENODEV;
+		goto err1;
+	}
+
+#ifdef CONFIG_USB_HCD_DMA
+	if (pdev->dev.dma_mask) {
+		struct resource *dma_res = platform_get_resource(pdev, IORESOURCE_MEM, 2);
+
+		if (!dma_res) {
+			retval = -ENODEV;
+			goto err1;
+		}
+		isp1362_hcd->data_dma = dma_res->start;
+		isp1362_hcd->max_dma_size = resource_len(dma_res);
+	}
+#else
+	if (pdev->dev.dma_mask) {
+		DBG(1, "won't do DMA");
+		retval = -ENODEV;
+		goto err1;
+	}
+#endif
+
+	if (!request_mem_region(addr->start, resource_len(addr), hcd_name)) {
+		retval = -EBUSY;
+		goto err1;
+	}
+	addr_reg = ioremap(addr->start, resource_len(addr));
+	if (addr_reg == NULL) {
+		retval = -ENOMEM;
+		goto err2;
+	}
+
+	if (!request_mem_region(data->start, resource_len(data), hcd_name)) {
+		retval = -EBUSY;
+		goto err3;
+	}
+	data_reg = ioremap(data->start, resource_len(data));
+	if (data_reg == NULL) {
+		retval = -ENOMEM;
+		goto err4;
+	}
+
+	/* allocate and initialize hcd */
+	hcd = usb_create_hcd(&isp1362_hc_driver, &pdev->dev, dev_name(&pdev->dev));
+	if (!hcd) {
+		retval = -ENOMEM;
+		goto err5;
+	}
+	hcd->rsrc_start = data->start;
+	isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	isp1362_hcd->data_reg = data_reg;
+	isp1362_hcd->addr_reg = addr_reg;
+
+	isp1362_hcd->next_statechange = jiffies;
+	spin_lock_init(&isp1362_hcd->lock);
+	INIT_LIST_HEAD(&isp1362_hcd->async);
+	INIT_LIST_HEAD(&isp1362_hcd->periodic);
+	INIT_LIST_HEAD(&isp1362_hcd->isoc);
+	INIT_LIST_HEAD(&isp1362_hcd->remove_list);
+	isp1362_hcd->board = pdev->dev.platform_data;
+#if USE_PLATFORM_DELAY
+	if (!isp1362_hcd->board->delay) {
+		dev_err(hcd->self.controller, "No platform delay function given\n");
+		retval = -ENODEV;
+		goto err6;
+	}
+#endif
+
+#ifdef CONFIG_ARM
+	if (isp1362_hcd->board)
+		set_irq_type(irq, isp1362_hcd->board->int_act_high ? IRQT_RISING : IRQT_FALLING);
+#endif
+
+	retval = usb_add_hcd(hcd, irq, IRQF_TRIGGER_LOW | IRQF_DISABLED | IRQF_SHARED);
+	if (retval != 0)
+		goto err6;
+	pr_info("%s, irq %d\n", hcd->product_desc, irq);
+
+	create_debug_file(isp1362_hcd);
+
+	return 0;
+
+ err6:
+	DBG(0, "%s: Freeing dev %p\n", __func__, isp1362_hcd);
+	usb_put_hcd(hcd);
+ err5:
+	DBG(0, "%s: Unmapping data_reg @ %p\n", __func__, data_reg);
+	iounmap(data_reg);
+ err4:
+	DBG(0, "%s: Releasing mem region %08lx\n", __func__, (long unsigned int)data->start);
+	release_mem_region(data->start, resource_len(data));
+ err3:
+	DBG(0, "%s: Unmapping addr_reg @ %p\n", __func__, addr_reg);
+	iounmap(addr_reg);
+ err2:
+	DBG(0, "%s: Releasing mem region %08lx\n", __func__, (long unsigned int)addr->start);
+	release_mem_region(addr->start, resource_len(addr));
+ err1:
+	pr_err("%s: init error, %d\n", __func__, retval);
+
+	return retval;
+}
+
+#ifdef	CONFIG_PM
+static int isp1362_suspend(struct platform_device *pdev, pm_message_t state)
+{
+	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+	int retval = 0;
+
+	DBG(0, "%s: Suspending device\n", __func__);
+
+	if (state.event == PM_EVENT_FREEZE) {
+		DBG(0, "%s: Suspending root hub\n", __func__);
+		retval = isp1362_bus_suspend(hcd);
+	} else {
+		DBG(0, "%s: Suspending RH ports\n", __func__);
+		spin_lock_irqsave(&isp1362_hcd->lock, flags);
+		isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_LPS);
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+	}
+	if (retval == 0)
+		pdev->dev.power.power_state = state;
+	return retval;
+}
+
+static int isp1362_resume(struct platform_device *pdev)
+{
+	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct isp1362_hcd *isp1362_hcd = hcd_to_isp1362_hcd(hcd);
+	unsigned long flags;
+
+	DBG(0, "%s: Resuming\n", __func__);
+
+	if (pdev->dev.power.power_state.event == PM_EVENT_SUSPEND) {
+		DBG(0, "%s: Resume RH ports\n", __func__);
+		spin_lock_irqsave(&isp1362_hcd->lock, flags);
+		isp1362_write_reg32(isp1362_hcd, HCRHSTATUS, RH_HS_LPSC);
+		spin_unlock_irqrestore(&isp1362_hcd->lock, flags);
+		return 0;
+	}
+
+	pdev->dev.power.power_state = PMSG_ON;
+
+	return isp1362_bus_resume(isp1362_hcd_to_hcd(isp1362_hcd));
+}
+#else
+#define	isp1362_suspend	NULL
+#define	isp1362_resume	NULL
+#endif
+
+static struct platform_driver isp1362_driver = {
+	.probe = isp1362_probe,
+	.remove = __devexit_p(isp1362_remove),
+
+	.suspend = isp1362_suspend,
+	.resume = isp1362_resume,
+	.driver = {
+		.name = (char *)hcd_name,
+		.owner = THIS_MODULE,
+	},
+};
+
+/*-------------------------------------------------------------------------*/
+
+static int __init isp1362_init(void)
+{
+	if (usb_disabled())
+		return -ENODEV;
+	pr_info("driver %s, %s\n", hcd_name, DRIVER_VERSION);
+	return platform_driver_register(&isp1362_driver);
+}
+module_init(isp1362_init);
+
+static void __exit isp1362_cleanup(void)
+{
+	platform_driver_unregister(&isp1362_driver);
+}
+module_exit(isp1362_cleanup);
diff --git a/drivers/usb/host/isp1362.h b/drivers/usb/host/isp1362.h
new file mode 100644
index 000000000000..1a253ebf7e50
--- /dev/null
+++ b/drivers/usb/host/isp1362.h
@@ -0,0 +1,1079 @@
+/*
+ * ISP1362 HCD (Host Controller Driver) for USB.
+ *
+ * COPYRIGHT (C) by L. Wassmann <LW@KARO-electronics.de>
+ */
+
+/* ------------------------------------------------------------------------- */
+/*
+ * Platform specific compile time options
+ */
+#if defined(CONFIG_ARCH_KARO)
+#include <asm/arch/hardware.h>
+#include <asm/arch/pxa-regs.h>
+#include <asm/arch/karo.h>
+
+#define USE_32BIT		1
+
+
+/* These options are mutually eclusive */
+#define USE_PLATFORM_DELAY	1
+#define USE_NDELAY		0
+/*
+ * MAX_ROOT_PORTS: Number of downstream ports
+ *
+ * The chip has two USB ports, one of which can be configured as
+ * an USB device port, so the value of this constant is implementation
+ * specific.
+ */
+#define MAX_ROOT_PORTS		2
+#define DUMMY_DELAY_ACCESS do {} while (0)
+
+/* insert platform specific definitions for other machines here */
+#elif defined(CONFIG_BLACKFIN)
+
+#include <linux/io.h>
+#define USE_32BIT		0
+#define MAX_ROOT_PORTS		2
+#define USE_PLATFORM_DELAY	0
+#define USE_NDELAY		1
+
+#define DUMMY_DELAY_ACCESS \
+	do { \
+		bfin_read16(ASYNC_BANK0_BASE); \
+		bfin_read16(ASYNC_BANK0_BASE); \
+		bfin_read16(ASYNC_BANK0_BASE); \
+	} while (0)
+
+#undef insw
+#undef outsw
+
+#define insw  delayed_insw
+#define outsw  delayed_outsw
+
+static inline void delayed_outsw(unsigned int addr, void *buf, int len)
+{
+	unsigned short *bp = (unsigned short *)buf;
+	while (len--) {
+		DUMMY_DELAY_ACCESS;
+		outw(*bp++, addr);
+	}
+}
+
+static inline void delayed_insw(unsigned int addr, void *buf, int len)
+{
+	unsigned short *bp = (unsigned short *)buf;
+	while (len--) {
+		DUMMY_DELAY_ACCESS;
+		*bp++ = inw((void *)addr);
+	}
+}
+
+#else
+
+#define MAX_ROOT_PORTS		2
+
+#define USE_32BIT		0
+
+/* These options are mutually eclusive */
+#define USE_PLATFORM_DELAY	0
+#define USE_NDELAY		0
+
+#define DUMMY_DELAY_ACCESS do {} while (0)
+
+#endif
+
+
+/* ------------------------------------------------------------------------- */
+
+#define USB_RESET_WIDTH			50
+#define MAX_XFER_SIZE			1023
+
+/* Buffer sizes */
+#define ISP1362_BUF_SIZE		4096
+#define ISP1362_ISTL_BUFSIZE		512
+#define ISP1362_INTL_BLKSIZE		64
+#define ISP1362_INTL_BUFFERS		16
+#define ISP1362_ATL_BLKSIZE		64
+
+#define ISP1362_REG_WRITE_OFFSET	0x80
+
+#ifdef ISP1362_DEBUG
+typedef const unsigned int isp1362_reg_t;
+
+#define REG_WIDTH_16			0x000
+#define REG_WIDTH_32			0x100
+#define REG_WIDTH_MASK			0x100
+#define REG_NO_MASK			0x0ff
+
+#define REG_ACCESS_R			0x200
+#define REG_ACCESS_W			0x400
+#define REG_ACCESS_RW			0x600
+#define REG_ACCESS_MASK			0x600
+
+#define ISP1362_REG_NO(r)		((r) & REG_NO_MASK)
+
+#define _BUG_ON(x)	BUG_ON(x)
+#define _WARN_ON(x)	WARN_ON(x)
+
+#define ISP1362_REG(name, addr, width, rw) \
+static isp1362_reg_t ISP1362_REG_##name = ((addr) | (width) | (rw))
+
+#define REG_ACCESS_TEST(r)   BUG_ON(((r) & ISP1362_REG_WRITE_OFFSET) && !((r) & REG_ACCESS_W))
+#define REG_WIDTH_TEST(r, w) BUG_ON(((r) & REG_WIDTH_MASK) != (w))
+#else
+typedef const unsigned char isp1362_reg_t;
+#define ISP1362_REG_NO(r)		(r)
+#define _BUG_ON(x)			do {} while (0)
+#define _WARN_ON(x)			do {} while (0)
+
+#define ISP1362_REG(name, addr, width, rw) \
+static isp1362_reg_t ISP1362_REG_##name = addr
+
+#define REG_ACCESS_TEST(r)		do {} while (0)
+#define REG_WIDTH_TEST(r, w)		do {} while (0)
+#endif
+
+/* OHCI compatible registers */
+/*
+ * Note: Some of the ISP1362 'OHCI' registers implement only
+ * a subset of the bits defined in the OHCI spec.
+ *
+ * Bitmasks for the individual bits of these registers are defined in "ohci.h"
+ */
+ISP1362_REG(HCREVISION,	0x00,	REG_WIDTH_32,	REG_ACCESS_R);
+ISP1362_REG(HCCONTROL,	0x01,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCCMDSTAT,	0x02,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCINTSTAT,	0x03,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCINTENB,	0x04,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCINTDIS,	0x05,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCFMINTVL,	0x0d,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCFMREM,	0x0e,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCFMNUM,	0x0f,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCLSTHRESH,	0x11,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCRHDESCA,	0x12,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCRHDESCB,	0x13,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCRHSTATUS,	0x14,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCRHPORT1,	0x15,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCRHPORT2,	0x16,	REG_WIDTH_32,	REG_ACCESS_RW);
+
+/* Philips ISP1362 specific registers */
+ISP1362_REG(HCHWCFG,	0x20,	REG_WIDTH_16,	REG_ACCESS_RW);
+#define HCHWCFG_DISABLE_SUSPEND	(1 << 15)
+#define HCHWCFG_GLOBAL_PWRDOWN	(1 << 14)
+#define HCHWCFG_PULLDOWN_DS2	(1 << 13)
+#define HCHWCFG_PULLDOWN_DS1	(1 << 12)
+#define HCHWCFG_CLKNOTSTOP	(1 << 11)
+#define HCHWCFG_ANALOG_OC	(1 << 10)
+#define HCHWCFG_ONEINT		(1 << 9)
+#define HCHWCFG_DACK_MODE	(1 << 8)
+#define HCHWCFG_ONEDMA		(1 << 7)
+#define HCHWCFG_DACK_POL	(1 << 6)
+#define HCHWCFG_DREQ_POL	(1 << 5)
+#define HCHWCFG_DBWIDTH_MASK	(0x03 << 3)
+#define HCHWCFG_DBWIDTH(n)	(((n) << 3) & HCHWCFG_DBWIDTH_MASK)
+#define HCHWCFG_INT_POL		(1 << 2)
+#define HCHWCFG_INT_TRIGGER	(1 << 1)
+#define HCHWCFG_INT_ENABLE	(1 << 0)
+
+ISP1362_REG(HCDMACFG,	0x21,	REG_WIDTH_16,	REG_ACCESS_RW);
+#define HCDMACFG_CTR_ENABLE	(1 << 7)
+#define HCDMACFG_BURST_LEN_MASK	(0x03 << 5)
+#define HCDMACFG_BURST_LEN(n)	(((n) << 5) & HCDMACFG_BURST_LEN_MASK)
+#define HCDMACFG_BURST_LEN_1	HCDMACFG_BURST_LEN(0)
+#define HCDMACFG_BURST_LEN_4	HCDMACFG_BURST_LEN(1)
+#define HCDMACFG_BURST_LEN_8	HCDMACFG_BURST_LEN(2)
+#define HCDMACFG_DMA_ENABLE	(1 << 4)
+#define HCDMACFG_BUF_TYPE_MASK	(0x07 << 1)
+#define HCDMACFG_BUF_TYPE(n)	(((n) << 1) & HCDMACFG_BUF_TYPE_MASK)
+#define HCDMACFG_BUF_ISTL0	HCDMACFG_BUF_TYPE(0)
+#define HCDMACFG_BUF_ISTL1	HCDMACFG_BUF_TYPE(1)
+#define HCDMACFG_BUF_INTL	HCDMACFG_BUF_TYPE(2)
+#define HCDMACFG_BUF_ATL	HCDMACFG_BUF_TYPE(3)
+#define HCDMACFG_BUF_DIRECT	HCDMACFG_BUF_TYPE(4)
+#define HCDMACFG_DMA_RW_SELECT	(1 << 0)
+
+ISP1362_REG(HCXFERCTR,	0x22,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+ISP1362_REG(HCuPINT,	0x24,	REG_WIDTH_16,	REG_ACCESS_RW);
+#define HCuPINT_SOF		(1 << 0)
+#define HCuPINT_ISTL0		(1 << 1)
+#define HCuPINT_ISTL1		(1 << 2)
+#define HCuPINT_EOT		(1 << 3)
+#define HCuPINT_OPR		(1 << 4)
+#define HCuPINT_SUSP		(1 << 5)
+#define HCuPINT_CLKRDY		(1 << 6)
+#define HCuPINT_INTL		(1 << 7)
+#define HCuPINT_ATL		(1 << 8)
+#define HCuPINT_OTG		(1 << 9)
+
+ISP1362_REG(HCuPINTENB,	0x25,	REG_WIDTH_16,	REG_ACCESS_RW);
+/* same bit definitions apply as for HCuPINT */
+
+ISP1362_REG(HCCHIPID,	0x27,	REG_WIDTH_16,	REG_ACCESS_R);
+#define HCCHIPID_MASK		0xff00
+#define HCCHIPID_MAGIC		0x3600
+
+ISP1362_REG(HCSCRATCH,	0x28,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+ISP1362_REG(HCSWRES,	0x29,	REG_WIDTH_16,	REG_ACCESS_W);
+#define HCSWRES_MAGIC		0x00f6
+
+ISP1362_REG(HCBUFSTAT,	0x2c,	REG_WIDTH_16,	REG_ACCESS_RW);
+#define HCBUFSTAT_ISTL0_FULL	(1 << 0)
+#define HCBUFSTAT_ISTL1_FULL	(1 << 1)
+#define HCBUFSTAT_INTL_ACTIVE	(1 << 2)
+#define HCBUFSTAT_ATL_ACTIVE	(1 << 3)
+#define HCBUFSTAT_RESET_HWPP	(1 << 4)
+#define HCBUFSTAT_ISTL0_ACTIVE	(1 << 5)
+#define HCBUFSTAT_ISTL1_ACTIVE	(1 << 6)
+#define HCBUFSTAT_ISTL0_DONE	(1 << 8)
+#define HCBUFSTAT_ISTL1_DONE	(1 << 9)
+#define HCBUFSTAT_PAIRED_PTDPP	(1 << 10)
+
+ISP1362_REG(HCDIRADDR,	0x32,	REG_WIDTH_32,	REG_ACCESS_RW);
+#define HCDIRADDR_ADDR_MASK	0x0000ffff
+#define HCDIRADDR_ADDR(n)	(((n) << 0) & HCDIRADDR_ADDR_MASK)
+#define HCDIRADDR_COUNT_MASK	0xffff0000
+#define HCDIRADDR_COUNT(n)	(((n) << 16) & HCDIRADDR_COUNT_MASK)
+ISP1362_REG(HCDIRDATA,	0x45,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+ISP1362_REG(HCISTLBUFSZ, 0x30,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCISTL0PORT, 0x40,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCISTL1PORT, 0x42,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCISTLRATE,	0x47,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+ISP1362_REG(HCINTLBUFSZ, 0x33,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCINTLPORT,	0x43,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCINTLBLKSZ, 0x53,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCINTLDONE,	0x17,	REG_WIDTH_32,	REG_ACCESS_R);
+ISP1362_REG(HCINTLSKIP,	0x18,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCINTLLAST,	0x19,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCINTLCURR,	0x1a,	REG_WIDTH_16,	REG_ACCESS_R);
+
+ISP1362_REG(HCATLBUFSZ, 0x34,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCATLPORT,	0x44,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCATLBLKSZ, 0x54,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCATLDONE,	0x1b,	REG_WIDTH_32,	REG_ACCESS_R);
+ISP1362_REG(HCATLSKIP,	0x1c,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCATLLAST,	0x1d,	REG_WIDTH_32,	REG_ACCESS_RW);
+ISP1362_REG(HCATLCURR,	0x1e,	REG_WIDTH_16,	REG_ACCESS_R);
+
+ISP1362_REG(HCATLDTC,	0x51,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(HCATLDTCTO,	0x52,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+
+ISP1362_REG(OTGCONTROL,	0x62,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(OTGSTATUS,	0x67,	REG_WIDTH_16,	REG_ACCESS_R);
+ISP1362_REG(OTGINT,	0x68,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(OTGINTENB,	0x69,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(OTGTIMER,	0x6A,	REG_WIDTH_16,	REG_ACCESS_RW);
+ISP1362_REG(OTGALTTMR,	0x6C,	REG_WIDTH_16,	REG_ACCESS_RW);
+
+/* Philips transfer descriptor, cpu-endian */
+struct ptd {
+	u16 count;
+#define	PTD_COUNT_MSK	(0x3ff << 0)
+#define	PTD_TOGGLE_MSK	(1 << 10)
+#define	PTD_ACTIVE_MSK	(1 << 11)
+#define	PTD_CC_MSK	(0xf << 12)
+	u16 mps;
+#define	PTD_MPS_MSK	(0x3ff << 0)
+#define	PTD_SPD_MSK	(1 << 10)
+#define	PTD_LAST_MSK	(1 << 11)
+#define	PTD_EP_MSK	(0xf << 12)
+	u16 len;
+#define	PTD_LEN_MSK	(0x3ff << 0)
+#define	PTD_DIR_MSK	(3 << 10)
+#define	PTD_DIR_SETUP	(0)
+#define	PTD_DIR_OUT	(1)
+#define	PTD_DIR_IN	(2)
+	u16 faddr;
+#define	PTD_FA_MSK	(0x7f << 0)
+/* PTD Byte 7: [StartingFrame (if ISO PTD) | StartingFrame[0..4], PollingRate[0..2] (if INT PTD)] */
+#define PTD_SF_ISO_MSK	(0xff << 8)
+#define PTD_SF_INT_MSK	(0x1f << 8)
+#define PTD_PR_MSK	(0x07 << 13)
+} __attribute__ ((packed, aligned(2)));
+#define PTD_HEADER_SIZE sizeof(struct ptd)
+
+/* ------------------------------------------------------------------------- */
+/* Copied from ohci.h: */
+/*
+ * Hardware transfer status codes -- CC from PTD
+ */
+#define PTD_CC_NOERROR      0x00
+#define PTD_CC_CRC          0x01
+#define PTD_CC_BITSTUFFING  0x02
+#define PTD_CC_DATATOGGLEM  0x03
+#define PTD_CC_STALL        0x04
+#define PTD_DEVNOTRESP      0x05
+#define PTD_PIDCHECKFAIL    0x06
+#define PTD_UNEXPECTEDPID   0x07
+#define PTD_DATAOVERRUN     0x08
+#define PTD_DATAUNDERRUN    0x09
+    /* 0x0A, 0x0B reserved for hardware */
+#define PTD_BUFFEROVERRUN   0x0C
+#define PTD_BUFFERUNDERRUN  0x0D
+    /* 0x0E, 0x0F reserved for HCD */
+#define PTD_NOTACCESSED     0x0F
+
+
+/* map OHCI TD status codes (CC) to errno values */
+static const int cc_to_error[16] = {
+	/* No  Error  */               0,
+	/* CRC Error  */               -EILSEQ,
+	/* Bit Stuff  */               -EPROTO,
+	/* Data Togg  */               -EILSEQ,
+	/* Stall      */               -EPIPE,
+	/* DevNotResp */               -ETIMEDOUT,
+	/* PIDCheck   */               -EPROTO,
+	/* UnExpPID   */               -EPROTO,
+	/* DataOver   */               -EOVERFLOW,
+	/* DataUnder  */               -EREMOTEIO,
+	/* (for hw)   */               -EIO,
+	/* (for hw)   */               -EIO,
+	/* BufferOver */               -ECOMM,
+	/* BuffUnder  */               -ENOSR,
+	/* (for HCD)  */               -EALREADY,
+	/* (for HCD)  */               -EALREADY
+};
+
+
+/*
+ * HcControl (control) register masks
+ */
+#define OHCI_CTRL_HCFS	(3 << 6)	/* host controller functional state */
+#define OHCI_CTRL_RWC	(1 << 9)	/* remote wakeup connected */
+#define OHCI_CTRL_RWE	(1 << 10)	/* remote wakeup enable */
+
+/* pre-shifted values for HCFS */
+#	define OHCI_USB_RESET	(0 << 6)
+#	define OHCI_USB_RESUME	(1 << 6)
+#	define OHCI_USB_OPER	(2 << 6)
+#	define OHCI_USB_SUSPEND	(3 << 6)
+
+/*
+ * HcCommandStatus (cmdstatus) register masks
+ */
+#define OHCI_HCR	(1 << 0)	/* host controller reset */
+#define OHCI_SOC  	(3 << 16)	/* scheduling overrun count */
+
+/*
+ * masks used with interrupt registers:
+ * HcInterruptStatus (intrstatus)
+ * HcInterruptEnable (intrenable)
+ * HcInterruptDisable (intrdisable)
+ */
+#define OHCI_INTR_SO	(1 << 0)	/* scheduling overrun */
+#define OHCI_INTR_WDH	(1 << 1)	/* writeback of done_head */
+#define OHCI_INTR_SF	(1 << 2)	/* start frame */
+#define OHCI_INTR_RD	(1 << 3)	/* resume detect */
+#define OHCI_INTR_UE	(1 << 4)	/* unrecoverable error */
+#define OHCI_INTR_FNO	(1 << 5)	/* frame number overflow */
+#define OHCI_INTR_RHSC	(1 << 6)	/* root hub status change */
+#define OHCI_INTR_OC	(1 << 30)	/* ownership change */
+#define OHCI_INTR_MIE	(1 << 31)	/* master interrupt enable */
+
+/* roothub.portstatus [i] bits */
+#define RH_PS_CCS            0x00000001   	/* current connect status */
+#define RH_PS_PES            0x00000002   	/* port enable status*/
+#define RH_PS_PSS            0x00000004   	/* port suspend status */
+#define RH_PS_POCI           0x00000008   	/* port over current indicator */
+#define RH_PS_PRS            0x00000010  	/* port reset status */
+#define RH_PS_PPS            0x00000100   	/* port power status */
+#define RH_PS_LSDA           0x00000200    	/* low speed device attached */
+#define RH_PS_CSC            0x00010000 	/* connect status change */
+#define RH_PS_PESC           0x00020000   	/* port enable status change */
+#define RH_PS_PSSC           0x00040000    	/* port suspend status change */
+#define RH_PS_OCIC           0x00080000    	/* over current indicator change */
+#define RH_PS_PRSC           0x00100000   	/* port reset status change */
+
+/* roothub.status bits */
+#define RH_HS_LPS	     0x00000001		/* local power status */
+#define RH_HS_OCI	     0x00000002		/* over current indicator */
+#define RH_HS_DRWE	     0x00008000		/* device remote wakeup enable */
+#define RH_HS_LPSC	     0x00010000		/* local power status change */
+#define RH_HS_OCIC	     0x00020000		/* over current indicator change */
+#define RH_HS_CRWE	     0x80000000		/* clear remote wakeup enable */
+
+/* roothub.b masks */
+#define RH_B_DR		0x0000ffff		/* device removable flags */
+#define RH_B_PPCM	0xffff0000		/* port power control mask */
+
+/* roothub.a masks */
+#define	RH_A_NDP	(0xff << 0)		/* number of downstream ports */
+#define	RH_A_PSM	(1 << 8)		/* power switching mode */
+#define	RH_A_NPS	(1 << 9)		/* no power switching */
+#define	RH_A_DT		(1 << 10)		/* device type (mbz) */
+#define	RH_A_OCPM	(1 << 11)		/* over current protection mode */
+#define	RH_A_NOCP	(1 << 12)		/* no over current protection */
+#define	RH_A_POTPGT	(0xff << 24)		/* power on to power good time */
+
+#define	FI			0x2edf		/* 12000 bits per frame (-1) */
+#define	FSMP(fi) 		(0x7fff & ((6 * ((fi) - 210)) / 7))
+#define LSTHRESH		0x628		/* lowspeed bit threshold */
+
+/* ------------------------------------------------------------------------- */
+
+/* PTD accessor macros. */
+#define PTD_GET_COUNT(p)	(((p)->count & PTD_COUNT_MSK) >> 0)
+#define PTD_COUNT(v)		(((v) << 0) & PTD_COUNT_MSK)
+#define PTD_GET_TOGGLE(p)	(((p)->count & PTD_TOGGLE_MSK) >> 10)
+#define PTD_TOGGLE(v)		(((v) << 10) & PTD_TOGGLE_MSK)
+#define PTD_GET_ACTIVE(p)	(((p)->count & PTD_ACTIVE_MSK) >> 11)
+#define PTD_ACTIVE(v)		(((v) << 11) & PTD_ACTIVE_MSK)
+#define PTD_GET_CC(p)		(((p)->count & PTD_CC_MSK) >> 12)
+#define PTD_CC(v)		(((v) << 12) & PTD_CC_MSK)
+#define PTD_GET_MPS(p)		(((p)->mps & PTD_MPS_MSK) >> 0)
+#define PTD_MPS(v)		(((v) << 0) & PTD_MPS_MSK)
+#define PTD_GET_SPD(p)		(((p)->mps & PTD_SPD_MSK) >> 10)
+#define PTD_SPD(v)		(((v) << 10) & PTD_SPD_MSK)
+#define PTD_GET_LAST(p)		(((p)->mps & PTD_LAST_MSK) >> 11)
+#define PTD_LAST(v)		(((v) << 11) & PTD_LAST_MSK)
+#define PTD_GET_EP(p)		(((p)->mps & PTD_EP_MSK) >> 12)
+#define PTD_EP(v)		(((v) << 12) & PTD_EP_MSK)
+#define PTD_GET_LEN(p)		(((p)->len & PTD_LEN_MSK) >> 0)
+#define PTD_LEN(v)		(((v) << 0) & PTD_LEN_MSK)
+#define PTD_GET_DIR(p)		(((p)->len & PTD_DIR_MSK) >> 10)
+#define PTD_DIR(v)		(((v) << 10) & PTD_DIR_MSK)
+#define PTD_GET_FA(p)		(((p)->faddr & PTD_FA_MSK) >> 0)
+#define PTD_FA(v)		(((v) << 0) & PTD_FA_MSK)
+#define PTD_GET_SF_INT(p)	(((p)->faddr & PTD_SF_INT_MSK) >> 8)
+#define PTD_SF_INT(v)		(((v) << 8) & PTD_SF_INT_MSK)
+#define PTD_GET_SF_ISO(p)	(((p)->faddr & PTD_SF_ISO_MSK) >> 8)
+#define PTD_SF_ISO(v)		(((v) << 8) & PTD_SF_ISO_MSK)
+#define PTD_GET_PR(p)		(((p)->faddr & PTD_PR_MSK) >> 13)
+#define PTD_PR(v)		(((v) << 13) & PTD_PR_MSK)
+
+#define	LOG2_PERIODIC_SIZE	5	/* arbitrary; this matches OHCI */
+#define	PERIODIC_SIZE		(1 << LOG2_PERIODIC_SIZE)
+
+struct isp1362_ep {
+	struct usb_host_endpoint *hep;
+	struct usb_device	*udev;
+
+	/* philips transfer descriptor */
+	struct ptd		ptd;
+
+	u8			maxpacket;
+	u8			epnum;
+	u8			nextpid;
+	u16			error_count;
+	u16			length;		/* of current packet */
+	s16			ptd_offset;	/* buffer offset in ISP1362 where
+						   PTD has been stored
+						   (for access thru HCDIRDATA) */
+	int			ptd_index;
+	int num_ptds;
+	void 			*data;		/* to databuf */
+	/* queue of active EPs (the ones transmitted to the chip) */
+	struct list_head	active;
+
+	/* periodic schedule */
+	u8			branch;
+	u16			interval;
+	u16			load;
+	u16			last_iso;
+
+	/* async schedule */
+	struct list_head	schedule;	/* list of all EPs that need processing */
+	struct list_head	remove_list;
+	int			num_req;
+};
+
+struct isp1362_ep_queue {
+	struct list_head	active;		/* list of PTDs currently processed by HC */
+	atomic_t		finishing;
+	unsigned long		buf_map;
+	unsigned long		skip_map;
+	int			free_ptd;
+	u16			buf_start;
+	u16			buf_size;
+	u16			blk_size;	/* PTD buffer block size for ATL and INTL */
+	u8			buf_count;
+	u8			buf_avail;
+	char			name[16];
+
+	/* for statistical tracking */
+	u8			stat_maxptds;	/* Max # of ptds seen simultaneously in fifo */
+	u8			ptd_count;	/* number of ptds submitted to this queue */
+};
+
+struct isp1362_hcd {
+	spinlock_t		lock;
+	void __iomem		*addr_reg;
+	void __iomem		*data_reg;
+
+	struct isp1362_platform_data *board;
+
+	struct proc_dir_entry	*pde;
+	unsigned long		stat1, stat2, stat4, stat8, stat16;
+
+	/* HC registers */
+	u32			intenb;		/* "OHCI" interrupts */
+	u16			irqenb;		/* uP interrupts */
+
+	/* Root hub registers */
+	u32			rhdesca;
+	u32			rhdescb;
+	u32			rhstatus;
+	u32			rhport[MAX_ROOT_PORTS];
+	unsigned long		next_statechange;
+
+	/* HC control reg shadow copy */
+	u32			hc_control;
+
+	/* async schedule: control, bulk */
+	struct list_head	async;
+
+	/* periodic schedule: int */
+	u16			load[PERIODIC_SIZE];
+	struct list_head	periodic;
+	u16			fmindex;
+
+	/* periodic schedule: isochronous */
+	struct list_head	isoc;
+	int			istl_flip:1;
+	int			irq_active:1;
+
+	/* Schedules for the current frame */
+	struct isp1362_ep_queue atl_queue;
+	struct isp1362_ep_queue intl_queue;
+	struct isp1362_ep_queue istl_queue[2];
+
+	/* list of PTDs retrieved from HC */
+	struct list_head	remove_list;
+	enum {
+		ISP1362_INT_SOF,
+		ISP1362_INT_ISTL0,
+		ISP1362_INT_ISTL1,
+		ISP1362_INT_EOT,
+		ISP1362_INT_OPR,
+		ISP1362_INT_SUSP,
+		ISP1362_INT_CLKRDY,
+		ISP1362_INT_INTL,
+		ISP1362_INT_ATL,
+		ISP1362_INT_OTG,
+		NUM_ISP1362_IRQS
+	} IRQ_NAMES;
+	unsigned int		irq_stat[NUM_ISP1362_IRQS];
+	int			req_serial;
+};
+
+static inline const char *ISP1362_INT_NAME(int n)
+{
+	switch (n) {
+	case ISP1362_INT_SOF:    return "SOF";
+	case ISP1362_INT_ISTL0:  return "ISTL0";
+	case ISP1362_INT_ISTL1:  return "ISTL1";
+	case ISP1362_INT_EOT:    return "EOT";
+	case ISP1362_INT_OPR:    return "OPR";
+	case ISP1362_INT_SUSP:   return "SUSP";
+	case ISP1362_INT_CLKRDY: return "CLKRDY";
+	case ISP1362_INT_INTL:   return "INTL";
+	case ISP1362_INT_ATL:    return "ATL";
+	case ISP1362_INT_OTG:    return "OTG";
+	default:                 return "unknown";
+	}
+}
+
+static inline void ALIGNSTAT(struct isp1362_hcd *isp1362_hcd, void *ptr)
+{
+	unsigned long p = (unsigned long)ptr;
+	if (!(p & 0xf))
+		isp1362_hcd->stat16++;
+	else if (!(p & 0x7))
+		isp1362_hcd->stat8++;
+	else if (!(p & 0x3))
+		isp1362_hcd->stat4++;
+	else if (!(p & 0x1))
+		isp1362_hcd->stat2++;
+	else
+		isp1362_hcd->stat1++;
+}
+
+static inline struct isp1362_hcd *hcd_to_isp1362_hcd(struct usb_hcd *hcd)
+{
+	return (struct isp1362_hcd *) (hcd->hcd_priv);
+}
+
+static inline struct usb_hcd *isp1362_hcd_to_hcd(struct isp1362_hcd *isp1362_hcd)
+{
+	return container_of((void *)isp1362_hcd, struct usb_hcd, hcd_priv);
+}
+
+#define frame_before(f1, f2)	((s16)((u16)f1 - (u16)f2) < 0)
+
+/*
+ * ISP1362 HW Interface
+ */
+
+#ifdef ISP1362_DEBUG
+#define DBG(level, fmt...) \
+	do { \
+		if (dbg_level > level) \
+			pr_debug(fmt); \
+	} while (0)
+#define _DBG(level, fmt...)	\
+	do { \
+		if (dbg_level > level) \
+			printk(fmt); \
+	} while (0)
+#else
+#define DBG(fmt...)		do {} while (0)
+#define _DBG DBG
+#endif
+
+#ifdef VERBOSE
+#    define VDBG(fmt...)	DBG(3, fmt)
+#else
+#    define VDBG(fmt...)	do {} while (0)
+#endif
+
+#ifdef REGISTERS
+#    define RDBG(fmt...)	DBG(1, fmt)
+#else
+#    define RDBG(fmt...)	do {} while (0)
+#endif
+
+#ifdef URB_TRACE
+#define URB_DBG(fmt...)		DBG(0, fmt)
+#else
+#define URB_DBG(fmt...)		do {} while (0)
+#endif
+
+
+#if USE_PLATFORM_DELAY
+#if USE_NDELAY
+#error USE_PLATFORM_DELAY and USE_NDELAY defined simultaneously.
+#endif
+#define	isp1362_delay(h, d)	(h)->board->delay(isp1362_hcd_to_hcd(h)->self.controller, d)
+#elif USE_NDELAY
+#define	isp1362_delay(h, d)	ndelay(d)
+#else
+#define	isp1362_delay(h, d)	do {} while (0)
+#endif
+
+#define get_urb(ep) ({							\
+	BUG_ON(list_empty(&ep->hep->urb_list));				\
+	container_of(ep->hep->urb_list.next, struct urb, urb_list);	\
+})
+
+/* basic access functions for ISP1362 chip registers */
+/* NOTE: The contents of the address pointer register cannot be read back! The driver must ensure,
+ * that all register accesses are performed with interrupts disabled, since the interrupt
+ * handler has no way of restoring the previous state.
+ */
+static void isp1362_write_addr(struct isp1362_hcd *isp1362_hcd, isp1362_reg_t reg)
+{
+	/*_BUG_ON((reg & ISP1362_REG_WRITE_OFFSET) && !(reg & REG_ACCESS_W));*/
+	REG_ACCESS_TEST(reg);
+	_BUG_ON(!irqs_disabled());
+	DUMMY_DELAY_ACCESS;
+	writew(ISP1362_REG_NO(reg), isp1362_hcd->addr_reg);
+	DUMMY_DELAY_ACCESS;
+	isp1362_delay(isp1362_hcd, 1);
+}
+
+static void isp1362_write_data16(struct isp1362_hcd *isp1362_hcd, u16 val)
+{
+	_BUG_ON(!irqs_disabled());
+	DUMMY_DELAY_ACCESS;
+	writew(val, isp1362_hcd->data_reg);
+}
+
+static u16 isp1362_read_data16(struct isp1362_hcd *isp1362_hcd)
+{
+	u16 val;
+
+	_BUG_ON(!irqs_disabled());
+	DUMMY_DELAY_ACCESS;
+	val = readw(isp1362_hcd->data_reg);
+
+	return val;
+}
+
+static void isp1362_write_data32(struct isp1362_hcd *isp1362_hcd, u32 val)
+{
+	_BUG_ON(!irqs_disabled());
+#if USE_32BIT
+	DUMMY_DELAY_ACCESS;
+	writel(val, isp1362_hcd->data_reg);
+#else
+	DUMMY_DELAY_ACCESS;
+	writew((u16)val, isp1362_hcd->data_reg);
+	DUMMY_DELAY_ACCESS;
+	writew(val >> 16, isp1362_hcd->data_reg);
+#endif
+}
+
+static u32 isp1362_read_data32(struct isp1362_hcd *isp1362_hcd)
+{
+	u32 val;
+
+	_BUG_ON(!irqs_disabled());
+#if USE_32BIT
+	DUMMY_DELAY_ACCESS;
+	val = readl(isp1362_hcd->data_reg);
+#else
+	DUMMY_DELAY_ACCESS;
+	val = (u32)readw(isp1362_hcd->data_reg);
+	DUMMY_DELAY_ACCESS;
+	val |= (u32)readw(isp1362_hcd->data_reg) << 16;
+#endif
+	return val;
+}
+
+/* use readsw/writesw to access the fifo whenever possible */
+/* assume HCDIRDATA or XFERCTR & addr_reg have been set up */
+static void isp1362_read_fifo(struct isp1362_hcd *isp1362_hcd, void *buf, u16 len)
+{
+	u8 *dp = buf;
+	u16 data;
+
+	if (!len)
+		return;
+
+	_BUG_ON(!irqs_disabled());
+
+	RDBG("%s: Reading %d byte from fifo to mem @ %p\n", __func__, len, buf);
+#if USE_32BIT
+	if (len >= 4) {
+		RDBG("%s: Using readsl for %d dwords\n", __func__, len >> 2);
+		readsl(isp1362_hcd->data_reg, dp, len >> 2);
+		dp += len & ~3;
+		len &= 3;
+	}
+#endif
+	if (len >= 2) {
+		RDBG("%s: Using readsw for %d words\n", __func__, len >> 1);
+		insw((unsigned long)isp1362_hcd->data_reg, dp, len >> 1);
+		dp += len & ~1;
+		len &= 1;
+	}
+
+	BUG_ON(len & ~1);
+	if (len > 0) {
+		data = isp1362_read_data16(isp1362_hcd);
+		RDBG("%s: Reading trailing byte %02x to mem @ %08x\n", __func__,
+		     (u8)data, (u32)dp);
+		*dp = (u8)data;
+	}
+}
+
+static void isp1362_write_fifo(struct isp1362_hcd *isp1362_hcd, void *buf, u16 len)
+{
+	u8 *dp = buf;
+	u16 data;
+
+	if (!len)
+		return;
+
+	if ((unsigned long)dp & 0x1) {
+		/* not aligned */
+		for (; len > 1; len -= 2) {
+			data = *dp++;
+			data |= *dp++ << 8;
+			isp1362_write_data16(isp1362_hcd, data);
+		}
+		if (len)
+			isp1362_write_data16(isp1362_hcd, *dp);
+		return;
+	}
+
+	_BUG_ON(!irqs_disabled());
+
+	RDBG("%s: Writing %d byte to fifo from memory @%p\n", __func__, len, buf);
+#if USE_32BIT
+	if (len >= 4) {
+		RDBG("%s: Using writesl for %d dwords\n", __func__, len >> 2);
+		writesl(isp1362_hcd->data_reg, dp, len >> 2);
+		dp += len & ~3;
+		len &= 3;
+	}
+#endif
+	if (len >= 2) {
+		RDBG("%s: Using writesw for %d words\n", __func__, len >> 1);
+		outsw((unsigned long)isp1362_hcd->data_reg, dp, len >> 1);
+		dp += len & ~1;
+		len &= 1;
+	}
+
+	BUG_ON(len & ~1);
+	if (len > 0) {
+		/* finally write any trailing byte; we don't need to care
+		 * about the high byte of the last word written
+		 */
+		data = (u16)*dp;
+		RDBG("%s: Sending trailing byte %02x from mem @ %08x\n", __func__,
+			data, (u32)dp);
+		isp1362_write_data16(isp1362_hcd, data);
+	}
+}
+
+#define isp1362_read_reg16(d, r)		({			\
+	u16 __v;							\
+	REG_WIDTH_TEST(ISP1362_REG_##r, REG_WIDTH_16);			\
+	isp1362_write_addr(d, ISP1362_REG_##r);				\
+	__v = isp1362_read_data16(d);					\
+	RDBG("%s: Read %04x from %s[%02x]\n", __func__, __v, #r,	\
+	     ISP1362_REG_NO(ISP1362_REG_##r));				\
+	__v;								\
+})
+
+#define isp1362_read_reg32(d, r)		({			\
+	u32 __v;							\
+	REG_WIDTH_TEST(ISP1362_REG_##r, REG_WIDTH_32);			\
+	isp1362_write_addr(d, ISP1362_REG_##r);				\
+	__v = isp1362_read_data32(d);					\
+	RDBG("%s: Read %08x from %s[%02x]\n", __func__, __v, #r,	\
+	     ISP1362_REG_NO(ISP1362_REG_##r));				\
+	__v;								\
+})
+
+#define isp1362_write_reg16(d, r, v)	{					\
+	REG_WIDTH_TEST(ISP1362_REG_##r, REG_WIDTH_16);				\
+	isp1362_write_addr(d, (ISP1362_REG_##r) | ISP1362_REG_WRITE_OFFSET);	\
+	isp1362_write_data16(d, (u16)(v));					\
+	RDBG("%s: Wrote %04x to %s[%02x]\n", __func__, (u16)(v), #r,	\
+	     ISP1362_REG_NO(ISP1362_REG_##r));					\
+}
+
+#define isp1362_write_reg32(d, r, v)	{					\
+	REG_WIDTH_TEST(ISP1362_REG_##r, REG_WIDTH_32);				\
+	isp1362_write_addr(d, (ISP1362_REG_##r) | ISP1362_REG_WRITE_OFFSET);	\
+	isp1362_write_data32(d, (u32)(v));					\
+	RDBG("%s: Wrote %08x to %s[%02x]\n", __func__, (u32)(v), #r,	\
+	     ISP1362_REG_NO(ISP1362_REG_##r));					\
+}
+
+#define isp1362_set_mask16(d, r, m) {			\
+	u16 __v;					\
+	__v = isp1362_read_reg16(d, r);			\
+	if ((__v | m) != __v)				\
+		isp1362_write_reg16(d, r, __v | m);	\
+}
+
+#define isp1362_clr_mask16(d, r, m) {			\
+	u16 __v;					\
+	__v = isp1362_read_reg16(d, r);			\
+	if ((__v & ~m) != __v)			\
+		isp1362_write_reg16(d, r, __v & ~m);	\
+}
+
+#define isp1362_set_mask32(d, r, m) {			\
+	u32 __v;					\
+	__v = isp1362_read_reg32(d, r);			\
+	if ((__v | m) != __v)				\
+		isp1362_write_reg32(d, r, __v | m);	\
+}
+
+#define isp1362_clr_mask32(d, r, m) {			\
+	u32 __v;					\
+	__v = isp1362_read_reg32(d, r);			\
+	if ((__v & ~m) != __v)			\
+		isp1362_write_reg32(d, r, __v & ~m);	\
+}
+
+#ifdef ISP1362_DEBUG
+#define isp1362_show_reg(d, r) {								\
+	if ((ISP1362_REG_##r & REG_WIDTH_MASK) == REG_WIDTH_32)			\
+		DBG(0, "%-12s[%02x]: %08x\n", #r,					\
+			ISP1362_REG_NO(ISP1362_REG_##r), isp1362_read_reg32(d, r));	\
+	else									\
+		DBG(0, "%-12s[%02x]:     %04x\n", #r,					\
+			ISP1362_REG_NO(ISP1362_REG_##r), isp1362_read_reg16(d, r));	\
+}
+#else
+#define isp1362_show_reg(d, r)	do {} while (0)
+#endif
+
+static void __attribute__((__unused__)) isp1362_show_regs(struct isp1362_hcd *isp1362_hcd)
+{
+	isp1362_show_reg(isp1362_hcd, HCREVISION);
+	isp1362_show_reg(isp1362_hcd, HCCONTROL);
+	isp1362_show_reg(isp1362_hcd, HCCMDSTAT);
+	isp1362_show_reg(isp1362_hcd, HCINTSTAT);
+	isp1362_show_reg(isp1362_hcd, HCINTENB);
+	isp1362_show_reg(isp1362_hcd, HCFMINTVL);
+	isp1362_show_reg(isp1362_hcd, HCFMREM);
+	isp1362_show_reg(isp1362_hcd, HCFMNUM);
+	isp1362_show_reg(isp1362_hcd, HCLSTHRESH);
+	isp1362_show_reg(isp1362_hcd, HCRHDESCA);
+	isp1362_show_reg(isp1362_hcd, HCRHDESCB);
+	isp1362_show_reg(isp1362_hcd, HCRHSTATUS);
+	isp1362_show_reg(isp1362_hcd, HCRHPORT1);
+	isp1362_show_reg(isp1362_hcd, HCRHPORT2);
+
+	isp1362_show_reg(isp1362_hcd, HCHWCFG);
+	isp1362_show_reg(isp1362_hcd, HCDMACFG);
+	isp1362_show_reg(isp1362_hcd, HCXFERCTR);
+	isp1362_show_reg(isp1362_hcd, HCuPINT);
+
+	if (in_interrupt())
+		DBG(0, "%-12s[%02x]:     %04x\n", "HCuPINTENB",
+			 ISP1362_REG_NO(ISP1362_REG_HCuPINTENB), isp1362_hcd->irqenb);
+	else
+		isp1362_show_reg(isp1362_hcd, HCuPINTENB);
+	isp1362_show_reg(isp1362_hcd, HCCHIPID);
+	isp1362_show_reg(isp1362_hcd, HCSCRATCH);
+	isp1362_show_reg(isp1362_hcd, HCBUFSTAT);
+	isp1362_show_reg(isp1362_hcd, HCDIRADDR);
+	/* Access would advance fifo
+	 * isp1362_show_reg(isp1362_hcd, HCDIRDATA);
+	 */
+	isp1362_show_reg(isp1362_hcd, HCISTLBUFSZ);
+	isp1362_show_reg(isp1362_hcd, HCISTLRATE);
+	isp1362_show_reg(isp1362_hcd, HCINTLBUFSZ);
+	isp1362_show_reg(isp1362_hcd, HCINTLBLKSZ);
+	isp1362_show_reg(isp1362_hcd, HCINTLDONE);
+	isp1362_show_reg(isp1362_hcd, HCINTLSKIP);
+	isp1362_show_reg(isp1362_hcd, HCINTLLAST);
+	isp1362_show_reg(isp1362_hcd, HCINTLCURR);
+	isp1362_show_reg(isp1362_hcd, HCATLBUFSZ);
+	isp1362_show_reg(isp1362_hcd, HCATLBLKSZ);
+	/* only valid after ATL_DONE interrupt
+	 * isp1362_show_reg(isp1362_hcd, HCATLDONE);
+	 */
+	isp1362_show_reg(isp1362_hcd, HCATLSKIP);
+	isp1362_show_reg(isp1362_hcd, HCATLLAST);
+	isp1362_show_reg(isp1362_hcd, HCATLCURR);
+	isp1362_show_reg(isp1362_hcd, HCATLDTC);
+	isp1362_show_reg(isp1362_hcd, HCATLDTCTO);
+}
+
+static void isp1362_write_diraddr(struct isp1362_hcd *isp1362_hcd, u16 offset, u16 len)
+{
+	_BUG_ON(offset & 1);
+	_BUG_ON(offset >= ISP1362_BUF_SIZE);
+	_BUG_ON(len > ISP1362_BUF_SIZE);
+	_BUG_ON(offset + len > ISP1362_BUF_SIZE);
+	len = (len + 1) & ~1;
+
+	isp1362_clr_mask16(isp1362_hcd, HCDMACFG, HCDMACFG_CTR_ENABLE);
+	isp1362_write_reg32(isp1362_hcd, HCDIRADDR,
+			    HCDIRADDR_ADDR(offset) | HCDIRADDR_COUNT(len));
+}
+
+static void isp1362_read_buffer(struct isp1362_hcd *isp1362_hcd, void *buf, u16 offset, int len)
+{
+	_BUG_ON(offset & 1);
+
+	isp1362_write_diraddr(isp1362_hcd, offset, len);
+
+	DBG(3, "%s: Reading %d byte from buffer @%04x to memory @ %p\n",
+	    __func__, len, offset, buf);
+
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_EOT);
+	_WARN_ON((isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+
+	isp1362_write_addr(isp1362_hcd, ISP1362_REG_HCDIRDATA);
+
+	isp1362_read_fifo(isp1362_hcd, buf, len);
+	_WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_EOT);
+	_WARN_ON((isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+}
+
+static void isp1362_write_buffer(struct isp1362_hcd *isp1362_hcd, void *buf, u16 offset, int len)
+{
+	_BUG_ON(offset & 1);
+
+	isp1362_write_diraddr(isp1362_hcd, offset, len);
+
+	DBG(3, "%s: Writing %d byte to buffer @%04x from memory @ %p\n",
+	    __func__, len, offset, buf);
+
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_EOT);
+	_WARN_ON((isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+
+	isp1362_write_addr(isp1362_hcd, ISP1362_REG_HCDIRDATA | ISP1362_REG_WRITE_OFFSET);
+	isp1362_write_fifo(isp1362_hcd, buf, len);
+
+	_WARN_ON(!(isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+	isp1362_write_reg16(isp1362_hcd, HCuPINT, HCuPINT_EOT);
+	_WARN_ON((isp1362_read_reg16(isp1362_hcd, HCuPINT) & HCuPINT_EOT));
+}
+
+static void __attribute__((unused)) dump_data(char *buf, int len)
+{
+	if (dbg_level > 0) {
+		int k;
+		int lf = 0;
+
+		for (k = 0; k < len; ++k) {
+			if (!lf)
+				DBG(0, "%04x:", k);
+			printk(" %02x", ((u8 *) buf)[k]);
+			lf = 1;
+			if (!k)
+				continue;
+			if (k % 16 == 15) {
+				printk("\n");
+				lf = 0;
+				continue;
+			}
+			if (k % 8 == 7)
+				printk(" ");
+			if (k % 4 == 3)
+				printk(" ");
+		}
+		if (lf)
+			printk("\n");
+	}
+}
+
+#if defined(ISP1362_DEBUG) && defined(PTD_TRACE)
+
+static void dump_ptd(struct ptd *ptd)
+{
+	DBG(0, "EP %p: CC=%x EP=%d DIR=%x CNT=%d LEN=%d MPS=%d TGL=%x ACT=%x FA=%d SPD=%x SF=%x PR=%x LST=%x\n",
+	    container_of(ptd, struct isp1362_ep, ptd),
+	    PTD_GET_CC(ptd), PTD_GET_EP(ptd), PTD_GET_DIR(ptd),
+	    PTD_GET_COUNT(ptd), PTD_GET_LEN(ptd), PTD_GET_MPS(ptd),
+	    PTD_GET_TOGGLE(ptd), PTD_GET_ACTIVE(ptd), PTD_GET_FA(ptd),
+	    PTD_GET_SPD(ptd), PTD_GET_SF_INT(ptd), PTD_GET_PR(ptd), PTD_GET_LAST(ptd));
+	DBG(0, "  %04x %04x %04x %04x\n", ptd->count, ptd->mps, ptd->len, ptd->faddr);
+}
+
+static void dump_ptd_out_data(struct ptd *ptd, u8 *buf)
+{
+	if (dbg_level > 0) {
+		if (PTD_GET_DIR(ptd) != PTD_DIR_IN && PTD_GET_LEN(ptd)) {
+			DBG(0, "--out->\n");
+			dump_data(buf, PTD_GET_LEN(ptd));
+		}
+	}
+}
+
+static void dump_ptd_in_data(struct ptd *ptd, u8 *buf)
+{
+	if (dbg_level > 0) {
+		if (PTD_GET_DIR(ptd) == PTD_DIR_IN && PTD_GET_COUNT(ptd)) {
+			DBG(0, "<--in--\n");
+			dump_data(buf, PTD_GET_COUNT(ptd));
+		}
+		DBG(0, "-----\n");
+	}
+}
+
+static void dump_ptd_queue(struct isp1362_ep_queue *epq)
+{
+	struct isp1362_ep *ep;
+	int dbg = dbg_level;
+
+	dbg_level = 1;
+	list_for_each_entry(ep, &epq->active, active) {
+		dump_ptd(&ep->ptd);
+		dump_data(ep->data, ep->length);
+	}
+	dbg_level = dbg;
+}
+#else
+#define dump_ptd(ptd)			do {} while (0)
+#define dump_ptd_in_data(ptd, buf)	do {} while (0)
+#define dump_ptd_out_data(ptd, buf)	do {} while (0)
+#define dump_ptd_data(ptd, buf)		do {} while (0)
+#define dump_ptd_queue(epq)		do {} while (0)
+#endif
diff --git a/drivers/usb/host/isp1760-hcd.c b/drivers/usb/host/isp1760-hcd.c
index 15438469f21a..9600a58299db 100644
--- a/drivers/usb/host/isp1760-hcd.c
+++ b/drivers/usb/host/isp1760-hcd.c
@@ -386,6 +386,10 @@ static int isp1760_hc_setup(struct usb_hcd *hcd)
 		hwmode |= HW_DACK_POL_HIGH;
 	if (priv->devflags & ISP1760_FLAG_DREQ_POL_HIGH)
 		hwmode |= HW_DREQ_POL_HIGH;
+	if (priv->devflags & ISP1760_FLAG_INTR_POL_HIGH)
+		hwmode |= HW_INTR_HIGH_ACT;
+	if (priv->devflags & ISP1760_FLAG_INTR_EDGE_TRIG)
+		hwmode |= HW_INTR_EDGE_TRIG;
 
 	/*
 	 * We have to set this first in case we're in 16-bit mode.
diff --git a/drivers/usb/host/isp1760-hcd.h b/drivers/usb/host/isp1760-hcd.h
index 462f4943cb1b..6931ef5c9650 100644
--- a/drivers/usb/host/isp1760-hcd.h
+++ b/drivers/usb/host/isp1760-hcd.h
@@ -142,6 +142,8 @@ typedef void (packet_enqueue)(struct usb_hcd *hcd, struct isp1760_qh *qh,
 #define ISP1760_FLAG_DACK_POL_HIGH	0x00000010 /* DACK active high */
 #define ISP1760_FLAG_DREQ_POL_HIGH	0x00000020 /* DREQ active high */
 #define ISP1760_FLAG_ISP1761		0x00000040 /* Chip is ISP1761 */
+#define ISP1760_FLAG_INTR_POL_HIGH	0x00000080 /* Interrupt polarity active high */
+#define ISP1760_FLAG_INTR_EDGE_TRIG	0x00000100 /* Interrupt edge triggered */
 
 /* chip memory management */
 struct memory_chunk {
diff --git a/drivers/usb/host/isp1760-if.c b/drivers/usb/host/isp1760-if.c
index d4feebfc63bd..1c9f977a5c9c 100644
--- a/drivers/usb/host/isp1760-if.c
+++ b/drivers/usb/host/isp1760-if.c
@@ -3,6 +3,7 @@
  * Currently there is support for
  * - OpenFirmware
  * - PCI
+ * - PDEV (generic platform device centralized driver model)
  *
  * (c) 2007 Sebastian Siewior <bigeasy@linutronix.de>
  *
@@ -11,6 +12,7 @@
 #include <linux/usb.h>
 #include <linux/io.h>
 #include <linux/platform_device.h>
+#include <linux/usb/isp1760.h>
 
 #include "../core/hcd.h"
 #include "isp1760-hcd.h"
@@ -308,6 +310,8 @@ static int __devinit isp1760_plat_probe(struct platform_device *pdev)
 	struct resource *mem_res;
 	struct resource *irq_res;
 	resource_size_t mem_size;
+	struct isp1760_platform_data *priv = pdev->dev.platform_data;
+	unsigned int devflags = 0;
 	unsigned long irqflags = IRQF_SHARED | IRQF_DISABLED;
 
 	mem_res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
@@ -330,8 +334,23 @@ static int __devinit isp1760_plat_probe(struct platform_device *pdev)
 	}
 	irqflags |= irq_res->flags & IRQF_TRIGGER_MASK;
 
+	if (priv) {
+		if (priv->is_isp1761)
+			devflags |= ISP1760_FLAG_ISP1761;
+		if (priv->bus_width_16)
+			devflags |= ISP1760_FLAG_BUS_WIDTH_16;
+		if (priv->port1_otg)
+			devflags |= ISP1760_FLAG_OTG_EN;
+		if (priv->analog_oc)
+			devflags |= ISP1760_FLAG_ANALOG_OC;
+		if (priv->dack_polarity_high)
+			devflags |= ISP1760_FLAG_DACK_POL_HIGH;
+		if (priv->dreq_polarity_high)
+			devflags |= ISP1760_FLAG_DREQ_POL_HIGH;
+	}
+
 	hcd = isp1760_register(mem_res->start, mem_size, irq_res->start,
-			       irqflags, &pdev->dev, dev_name(&pdev->dev), 0);
+			       irqflags, &pdev->dev, dev_name(&pdev->dev), devflags);
 	if (IS_ERR(hcd)) {
 		pr_warning("isp1760: Failed to register the HCD device\n");
 		ret = -ENODEV;
diff --git a/drivers/usb/host/ohci-at91.c b/drivers/usb/host/ohci-at91.c
index bb5e6f671578..7ccffcbe7b6f 100644
--- a/drivers/usb/host/ohci-at91.c
+++ b/drivers/usb/host/ohci-at91.c
@@ -148,7 +148,7 @@ static int usb_hcd_at91_probe(const struct hc_driver *driver,
 	at91_start_hc(pdev);
 	ohci_hcd_init(hcd_to_ohci(hcd));
 
-	retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_DISABLED);
+	retval = usb_add_hcd(hcd, pdev->resource[1].start, IRQF_SHARED);
 	if (retval == 0)
 		return retval;
 
diff --git a/drivers/usb/host/ohci-au1xxx.c b/drivers/usb/host/ohci-au1xxx.c
index 2ac4e022a13f..e4380082ebb1 100644
--- a/drivers/usb/host/ohci-au1xxx.c
+++ b/drivers/usb/host/ohci-au1xxx.c
@@ -248,10 +248,9 @@ static int ohci_hcd_au1xxx_drv_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int ohci_hcd_au1xxx_drv_suspend(struct platform_device *pdev,
-					pm_message_t message)
+static int ohci_hcd_au1xxx_drv_suspend(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct ohci_hcd	*ohci = hcd_to_ohci(hcd);
 	unsigned long flags;
 	int rc;
@@ -274,10 +273,6 @@ static int ohci_hcd_au1xxx_drv_suspend(struct platform_device *pdev,
 	ohci_writel(ohci, OHCI_INTR_MIE, &ohci->regs->intrdisable);
 	(void)ohci_readl(ohci, &ohci->regs->intrdisable);
 
-	/* make sure snapshot being resumed re-enumerates everything */
-	if (message.event == PM_EVENT_PRETHAW)
-		ohci_usb_reset(ohci);
-
 	clear_bit(HCD_FLAG_HW_ACCESSIBLE, &hcd->flags);
 
 	au1xxx_stop_ohc();
@@ -287,9 +282,9 @@ bail:
 	return rc;
 }
 
-static int ohci_hcd_au1xxx_drv_resume(struct platform_device *pdev)
+static int ohci_hcd_au1xxx_drv_resume(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 
 	au1xxx_start_ohc();
 
@@ -298,20 +293,26 @@ static int ohci_hcd_au1xxx_drv_resume(struct platform_device *pdev)
 
 	return 0;
 }
+
+static struct dev_pm_ops au1xxx_ohci_pmops = {
+	.suspend	= ohci_hcd_au1xxx_drv_suspend,
+	.resume		= ohci_hcd_au1xxx_drv_resume,
+};
+
+#define AU1XXX_OHCI_PMOPS &au1xxx_ohci_pmops
+
 #else
-#define ohci_hcd_au1xxx_drv_suspend NULL
-#define ohci_hcd_au1xxx_drv_resume NULL
+#define AU1XXX_OHCI_PMOPS NULL
 #endif
 
 static struct platform_driver ohci_hcd_au1xxx_driver = {
 	.probe		= ohci_hcd_au1xxx_drv_probe,
 	.remove		= ohci_hcd_au1xxx_drv_remove,
 	.shutdown	= usb_hcd_platform_shutdown,
-	.suspend	= ohci_hcd_au1xxx_drv_suspend,
-	.resume		= ohci_hcd_au1xxx_drv_resume,
 	.driver		= {
 		.name	= "au1xxx-ohci",
 		.owner	= THIS_MODULE,
+		.pm	= AU1XXX_OHCI_PMOPS,
 	},
 };
 
diff --git a/drivers/usb/host/ohci-ep93xx.c b/drivers/usb/host/ohci-ep93xx.c
index b0dbf4157d29..4e681613e7ae 100644
--- a/drivers/usb/host/ohci-ep93xx.c
+++ b/drivers/usb/host/ohci-ep93xx.c
@@ -188,7 +188,6 @@ static int ohci_hcd_ep93xx_drv_resume(struct platform_device *pdev)
 {
 	struct usb_hcd *hcd = platform_get_drvdata(pdev);
 	struct ohci_hcd *ohci = hcd_to_ohci(hcd);
-	int status;
 
 	if (time_before(jiffies, ohci->next_statechange))
 		msleep(5);
diff --git a/drivers/usb/host/ohci-hcd.c b/drivers/usb/host/ohci-hcd.c
index 58151687d351..24eb74781919 100644
--- a/drivers/usb/host/ohci-hcd.c
+++ b/drivers/usb/host/ohci-hcd.c
@@ -34,7 +34,6 @@
 #include <linux/usb/otg.h>
 #include <linux/dma-mapping.h>
 #include <linux/dmapool.h>
-#include <linux/reboot.h>
 #include <linux/workqueue.h>
 #include <linux/debugfs.h>
 
@@ -88,6 +87,7 @@ static int ohci_restart (struct ohci_hcd *ohci);
 #ifdef CONFIG_PCI
 static void quirk_amd_pll(int state);
 static void amd_iso_dev_put(void);
+static void sb800_prefetch(struct ohci_hcd *ohci, int on);
 #else
 static inline void quirk_amd_pll(int state)
 {
@@ -97,6 +97,10 @@ static inline void amd_iso_dev_put(void)
 {
 	return;
 }
+static inline void sb800_prefetch(struct ohci_hcd *ohci, int on)
+{
+	return;
+}
 #endif
 
 
diff --git a/drivers/usb/host/ohci-pci.c b/drivers/usb/host/ohci-pci.c
index d2ba04dd785e..b8a1148f248e 100644
--- a/drivers/usb/host/ohci-pci.c
+++ b/drivers/usb/host/ohci-pci.c
@@ -177,6 +177,13 @@ static int ohci_quirk_amd700(struct usb_hcd *hcd)
 		return 0;
 
 	pci_read_config_byte(amd_smbus_dev, PCI_REVISION_ID, &rev);
+
+	/* SB800 needs pre-fetch fix */
+	if ((rev >= 0x40) && (rev <= 0x4f)) {
+		ohci->flags |= OHCI_QUIRK_AMD_PREFETCH;
+		ohci_dbg(ohci, "enabled AMD prefetch quirk\n");
+	}
+
 	if ((rev > 0x3b) || (rev < 0x30)) {
 		pci_dev_put(amd_smbus_dev);
 		amd_smbus_dev = NULL;
@@ -262,6 +269,19 @@ static void amd_iso_dev_put(void)
 
 }
 
+static void sb800_prefetch(struct ohci_hcd *ohci, int on)
+{
+	struct pci_dev *pdev;
+	u16 misc;
+
+	pdev = to_pci_dev(ohci_to_hcd(ohci)->self.controller);
+	pci_read_config_word(pdev, 0x50, &misc);
+	if (on == 0)
+		pci_write_config_word(pdev, 0x50, misc & 0xfcff);
+	else
+		pci_write_config_word(pdev, 0x50, misc | 0x0300);
+}
+
 /* List of quirks for OHCI */
 static const struct pci_device_id ohci_pci_quirks[] = {
 	{
diff --git a/drivers/usb/host/ohci-pxa27x.c b/drivers/usb/host/ohci-pxa27x.c
index e44dc2cbca24..f1c06202fdf2 100644
--- a/drivers/usb/host/ohci-pxa27x.c
+++ b/drivers/usb/host/ohci-pxa27x.c
@@ -177,9 +177,13 @@ static inline void pxa27x_setup_hc(struct pxa27x_ohci *ohci,
 
 	if (inf->flags & NO_OC_PROTECTION)
 		uhcrhda |= UHCRHDA_NOCP;
+	else
+		uhcrhda &= ~UHCRHDA_NOCP;
 
 	if (inf->flags & OC_MODE_PERPORT)
 		uhcrhda |= UHCRHDA_OCPM;
+	else
+		uhcrhda &= ~UHCRHDA_OCPM;
 
 	if (inf->power_on_delay) {
 		uhcrhda &= ~UHCRHDA_POTPGT(0xff);
@@ -477,38 +481,47 @@ static int ohci_hcd_pxa27x_drv_remove(struct platform_device *pdev)
 	return 0;
 }
 
-#ifdef	CONFIG_PM
-static int ohci_hcd_pxa27x_drv_suspend(struct platform_device *pdev, pm_message_t state)
+#ifdef CONFIG_PM
+static int ohci_hcd_pxa27x_drv_suspend(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct pxa27x_ohci *ohci = to_pxa27x_ohci(hcd);
 
 	if (time_before(jiffies, ohci->ohci.next_statechange))
 		msleep(5);
 	ohci->ohci.next_statechange = jiffies;
 
-	pxa27x_stop_hc(ohci, &pdev->dev);
+	pxa27x_stop_hc(ohci, dev);
 	hcd->state = HC_STATE_SUSPENDED;
 
 	return 0;
 }
 
-static int ohci_hcd_pxa27x_drv_resume(struct platform_device *pdev)
+static int ohci_hcd_pxa27x_drv_resume(struct device *dev)
 {
-	struct usb_hcd *hcd = platform_get_drvdata(pdev);
+	struct usb_hcd *hcd = dev_get_drvdata(dev);
 	struct pxa27x_ohci *ohci = to_pxa27x_ohci(hcd);
+	struct pxaohci_platform_data *inf = dev->platform_data;
 	int status;
 
 	if (time_before(jiffies, ohci->ohci.next_statechange))
 		msleep(5);
 	ohci->ohci.next_statechange = jiffies;
 
-	if ((status = pxa27x_start_hc(ohci, &pdev->dev)) < 0)
+	if ((status = pxa27x_start_hc(ohci, dev)) < 0)
 		return status;
 
+	/* Select Power Management Mode */
+	pxa27x_ohci_select_pmm(ohci, inf->port_mode);
+
 	ohci_finish_controller_resume(hcd);
 	return 0;
 }
+
+static struct dev_pm_ops ohci_hcd_pxa27x_pm_ops = {
+	.suspend	= ohci_hcd_pxa27x_drv_suspend,
+	.resume		= ohci_hcd_pxa27x_drv_resume,
+};
 #endif
 
 /* work with hotplug and coldplug */
@@ -518,13 +531,12 @@ static struct platform_driver ohci_hcd_pxa27x_driver = {
 	.probe		= ohci_hcd_pxa27x_drv_probe,
 	.remove		= ohci_hcd_pxa27x_drv_remove,
 	.shutdown	= usb_hcd_platform_shutdown,
-#ifdef CONFIG_PM
-	.suspend	= ohci_hcd_pxa27x_drv_suspend,
-	.resume		= ohci_hcd_pxa27x_drv_resume,
-#endif
 	.driver		= {
 		.name	= "pxa27x-ohci",
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &ohci_hcd_pxa27x_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/usb/host/ohci-q.c b/drivers/usb/host/ohci-q.c
index c2d80f80448b..35288bcae0db 100644
--- a/drivers/usb/host/ohci-q.c
+++ b/drivers/usb/host/ohci-q.c
@@ -49,9 +49,12 @@ __acquires(ohci->lock)
 	switch (usb_pipetype (urb->pipe)) {
 	case PIPE_ISOCHRONOUS:
 		ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs--;
-		if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0
-				&& quirk_amdiso(ohci))
-			quirk_amd_pll(1);
+		if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0) {
+			if (quirk_amdiso(ohci))
+				quirk_amd_pll(1);
+			if (quirk_amdprefetch(ohci))
+				sb800_prefetch(ohci, 0);
+		}
 		break;
 	case PIPE_INTERRUPT:
 		ohci_to_hcd(ohci)->self.bandwidth_int_reqs--;
@@ -418,7 +421,7 @@ static struct ed *ed_get (
 		is_out = !(ep->desc.bEndpointAddress & USB_DIR_IN);
 
 		/* FIXME usbcore changes dev->devnum before SET_ADDRESS
-		 * suceeds ... otherwise we wouldn't need "pipe".
+		 * succeeds ... otherwise we wouldn't need "pipe".
 		 */
 		info = usb_pipedevice (pipe);
 		ed->type = usb_pipetype(pipe);
@@ -680,9 +683,12 @@ static void td_submit_urb (
 				data + urb->iso_frame_desc [cnt].offset,
 				urb->iso_frame_desc [cnt].length, urb, cnt);
 		}
-		if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0
-				&& quirk_amdiso(ohci))
-			quirk_amd_pll(0);
+		if (ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs == 0) {
+			if (quirk_amdiso(ohci))
+				quirk_amd_pll(0);
+			if (quirk_amdprefetch(ohci))
+				sb800_prefetch(ohci, 1);
+		}
 		periodic = ohci_to_hcd(ohci)->self.bandwidth_isoc_reqs++ == 0
 			&& ohci_to_hcd(ohci)->self.bandwidth_int_reqs == 0;
 		break;
diff --git a/drivers/usb/host/ohci.h b/drivers/usb/host/ohci.h
index 222011f6172c..5bf15fed0d9f 100644
--- a/drivers/usb/host/ohci.h
+++ b/drivers/usb/host/ohci.h
@@ -402,6 +402,7 @@ struct ohci_hcd {
 #define	OHCI_QUIRK_FRAME_NO	0x80			/* no big endian frame_no shift */
 #define	OHCI_QUIRK_HUB_POWER	0x100			/* distrust firmware power/oc setup */
 #define	OHCI_QUIRK_AMD_ISO	0x200			/* ISO transfers*/
+#define	OHCI_QUIRK_AMD_PREFETCH	0x400			/* pre-fetch for ISO transfer */
 	// there are also chip quirks/bugs in init logic
 
 	struct work_struct	nec_work;	/* Worker for NEC quirk */
@@ -433,6 +434,10 @@ static inline int quirk_amdiso(struct ohci_hcd *ohci)
 {
 	return ohci->flags & OHCI_QUIRK_AMD_ISO;
 }
+static inline int quirk_amdprefetch(struct ohci_hcd *ohci)
+{
+	return ohci->flags & OHCI_QUIRK_AMD_PREFETCH;
+}
 #else
 static inline int quirk_nec(struct ohci_hcd *ohci)
 {
@@ -446,6 +451,10 @@ static inline int quirk_amdiso(struct ohci_hcd *ohci)
 {
 	return 0;
 }
+static inline int quirk_amdprefetch(struct ohci_hcd *ohci)
+{
+	return 0;
+}
 #endif
 
 /* convert between an hcd pointer and the corresponding ohci_hcd */
diff --git a/drivers/usb/host/oxu210hp-hcd.c b/drivers/usb/host/oxu210hp-hcd.c
index 5ac489ee3dab..50f57f468836 100644
--- a/drivers/usb/host/oxu210hp-hcd.c
+++ b/drivers/usb/host/oxu210hp-hcd.c
@@ -33,7 +33,6 @@
 #include <linux/timer.h>
 #include <linux/list.h>
 #include <linux/interrupt.h>
-#include <linux/reboot.h>
 #include <linux/usb.h>
 #include <linux/moduleparam.h>
 #include <linux/dma-mapping.h>
diff --git a/drivers/usb/host/r8a66597-hcd.c b/drivers/usb/host/r8a66597-hcd.c
index 749b53742828..e33d36256350 100644
--- a/drivers/usb/host/r8a66597-hcd.c
+++ b/drivers/usb/host/r8a66597-hcd.c
@@ -1003,19 +1003,20 @@ static void r8a66597_check_syssts(struct r8a66597 *r8a66597, int port,
 	if (syssts == SE0) {
 		r8a66597_write(r8a66597, ~ATTCH, get_intsts_reg(port));
 		r8a66597_bset(r8a66597, ATTCHE, get_intenb_reg(port));
-		return;
-	}
+	} else {
+		if (syssts == FS_JSTS)
+			r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port));
+		else if (syssts == LS_JSTS)
+			r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port));
 
-	if (syssts == FS_JSTS)
-		r8a66597_bset(r8a66597, HSE, get_syscfg_reg(port));
-	else if (syssts == LS_JSTS)
-		r8a66597_bclr(r8a66597, HSE, get_syscfg_reg(port));
+		r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port));
+		r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port));
 
-	r8a66597_write(r8a66597, ~DTCH, get_intsts_reg(port));
-	r8a66597_bset(r8a66597, DTCHE, get_intenb_reg(port));
+		if (r8a66597->bus_suspended)
+			usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597));
+	}
 
-	if (r8a66597->bus_suspended)
-		usb_hcd_resume_root_hub(r8a66597_to_hcd(r8a66597));
+	usb_hcd_poll_rh_status(r8a66597_to_hcd(r8a66597));
 }
 
 /* this function must be called with interrupt disabled */
@@ -1024,6 +1025,8 @@ static void r8a66597_usb_connect(struct r8a66597 *r8a66597, int port)
 	u16 speed = get_rh_usb_speed(r8a66597, port);
 	struct r8a66597_root_hub *rh = &r8a66597->root_hub[port];
 
+	rh->port &= ~((1 << USB_PORT_FEAT_HIGHSPEED) |
+		      (1 << USB_PORT_FEAT_LOWSPEED));
 	if (speed == HSMODE)
 		rh->port |= (1 << USB_PORT_FEAT_HIGHSPEED);
 	else if (speed == LSMODE)
diff --git a/drivers/usb/host/sl811-hcd.c b/drivers/usb/host/sl811-hcd.c
index a949259f18b9..5b22a4d1c9e4 100644
--- a/drivers/usb/host/sl811-hcd.c
+++ b/drivers/usb/host/sl811-hcd.c
@@ -719,8 +719,12 @@ retry:
 		/* port status seems weird until after reset, so
 		 * force the reset and make khubd clean up later.
 		 */
-		sl811->port1 |= (1 << USB_PORT_FEAT_C_CONNECTION)
-				| (1 << USB_PORT_FEAT_CONNECTION);
+		if (sl811->stat_insrmv & 1)
+			sl811->port1 |= 1 << USB_PORT_FEAT_CONNECTION;
+		else
+			sl811->port1 &= ~(1 << USB_PORT_FEAT_CONNECTION);
+
+		sl811->port1 |= 1 << USB_PORT_FEAT_C_CONNECTION;
 
 	} else if (irqstat & SL11H_INTMASK_RD) {
 		if (sl811->port1 & (1 << USB_PORT_FEAT_SUSPEND)) {
diff --git a/drivers/usb/host/uhci-q.c b/drivers/usb/host/uhci-q.c
index 64e57bfe236b..acd582c02802 100644
--- a/drivers/usb/host/uhci-q.c
+++ b/drivers/usb/host/uhci-q.c
@@ -1422,7 +1422,6 @@ static int uhci_urb_enqueue(struct usb_hcd *hcd,
 		goto err_submit_failed;
 
 	/* Add this URB to the QH */
-	urbp->qh = qh;
 	list_add_tail(&urbp->node, &qh->queue);
 
 	/* If the new URB is the first and only one on this QH then either
diff --git a/drivers/usb/host/whci/asl.c b/drivers/usb/host/whci/asl.c
index c2050785a819..562eba108816 100644
--- a/drivers/usb/host/whci/asl.c
+++ b/drivers/usb/host/whci/asl.c
@@ -115,6 +115,10 @@ static uint32_t process_qset(struct whc *whc, struct whc_qset *qset)
 		if (status & QTD_STS_HALTED) {
 			/* Ug, an error. */
 			process_halted_qtd(whc, qset, td);
+			/* A halted qTD always triggers an update
+			   because the qset was either removed or
+			   reactivated. */
+			update |= WHC_UPDATE_UPDATED;
 			goto done;
 		}
 
@@ -227,11 +231,21 @@ void scan_async_work(struct work_struct *work)
 	/*
 	 * Now that the ASL is updated, complete the removal of any
 	 * removed qsets.
+	 *
+	 * If the qset was to be reset, do so and reinsert it into the
+	 * ASL if it has pending transfers.
 	 */
 	spin_lock_irq(&whc->lock);
 
 	list_for_each_entry_safe(qset, t, &whc->async_removed_list, list_node) {
 		qset_remove_complete(whc, qset);
+		if (qset->reset) {
+			qset_reset(whc, qset);
+			if (!list_empty(&qset->stds)) {
+				asl_qset_insert_begin(whc, qset);
+				queue_work(whc->workqueue, &whc->async_work);
+			}
+		}
 	}
 
 	spin_unlock_irq(&whc->lock);
@@ -267,7 +281,7 @@ int asl_urb_enqueue(struct whc *whc, struct urb *urb, gfp_t mem_flags)
 	else
 		err = qset_add_urb(whc, qset, urb, GFP_ATOMIC);
 	if (!err) {
-		if (!qset->in_sw_list)
+		if (!qset->in_sw_list && !qset->remove)
 			asl_qset_insert_begin(whc, qset);
 	} else
 		usb_hcd_unlink_urb_from_ep(&whc->wusbhc.usb_hcd, urb);
@@ -295,6 +309,7 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
 	struct whc_urb *wurb = urb->hcpriv;
 	struct whc_qset *qset = wurb->qset;
 	struct whc_std *std, *t;
+	bool has_qtd = false;
 	int ret;
 	unsigned long flags;
 
@@ -305,17 +320,21 @@ int asl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
 		goto out;
 
 	list_for_each_entry_safe(std, t, &qset->stds, list_node) {
-		if (std->urb == urb)
+		if (std->urb == urb) {
+			if (std->qtd)
+				has_qtd = true;
 			qset_free_std(whc, std);
-		else
+		} else
 			std->qtd = NULL; /* so this std is re-added when the qset is */
 	}
 
-	asl_qset_remove(whc, qset);
-	wurb->status = status;
-	wurb->is_async = true;
-	queue_work(whc->workqueue, &wurb->dequeue_work);
-
+	if (has_qtd) {
+		asl_qset_remove(whc, qset);
+		wurb->status = status;
+		wurb->is_async = true;
+		queue_work(whc->workqueue, &wurb->dequeue_work);
+	} else
+		qset_remove_urb(whc, qset, urb, status);
 out:
 	spin_unlock_irqrestore(&whc->lock, flags);
 
diff --git a/drivers/usb/host/whci/debug.c b/drivers/usb/host/whci/debug.c
index cf2d45946c57..2273c815941f 100644
--- a/drivers/usb/host/whci/debug.c
+++ b/drivers/usb/host/whci/debug.c
@@ -134,7 +134,7 @@ static int pzl_open(struct inode *inode, struct file *file)
 	return single_open(file, pzl_print, inode->i_private);
 }
 
-static struct file_operations di_fops = {
+static const struct file_operations di_fops = {
 	.open    = di_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
@@ -142,7 +142,7 @@ static struct file_operations di_fops = {
 	.owner   = THIS_MODULE,
 };
 
-static struct file_operations asl_fops = {
+static const struct file_operations asl_fops = {
 	.open    = asl_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
@@ -150,7 +150,7 @@ static struct file_operations asl_fops = {
 	.owner   = THIS_MODULE,
 };
 
-static struct file_operations pzl_fops = {
+static const struct file_operations pzl_fops = {
 	.open    = pzl_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
diff --git a/drivers/usb/host/whci/hcd.c b/drivers/usb/host/whci/hcd.c
index e019a5058ab8..687b622a1612 100644
--- a/drivers/usb/host/whci/hcd.c
+++ b/drivers/usb/host/whci/hcd.c
@@ -192,19 +192,23 @@ static void whc_endpoint_reset(struct usb_hcd *usb_hcd,
 	struct wusbhc *wusbhc = usb_hcd_to_wusbhc(usb_hcd);
 	struct whc *whc = wusbhc_to_whc(wusbhc);
 	struct whc_qset *qset;
+	unsigned long flags;
+
+	spin_lock_irqsave(&whc->lock, flags);
 
 	qset = ep->hcpriv;
 	if (qset) {
 		qset->remove = 1;
+		qset->reset = 1;
 
 		if (usb_endpoint_xfer_bulk(&ep->desc)
 		    || usb_endpoint_xfer_control(&ep->desc))
 			queue_work(whc->workqueue, &whc->async_work);
 		else
 			queue_work(whc->workqueue, &whc->periodic_work);
-
-		qset_reset(whc, qset);
 	}
+
+	spin_unlock_irqrestore(&whc->lock, flags);
 }
 
 
diff --git a/drivers/usb/host/whci/pzl.c b/drivers/usb/host/whci/pzl.c
index ff4ef9e910d9..0db3fb2dc03a 100644
--- a/drivers/usb/host/whci/pzl.c
+++ b/drivers/usb/host/whci/pzl.c
@@ -121,6 +121,10 @@ static enum whc_update pzl_process_qset(struct whc *whc, struct whc_qset *qset)
 		if (status & QTD_STS_HALTED) {
 			/* Ug, an error. */
 			process_halted_qtd(whc, qset, td);
+			/* A halted qTD always triggers an update
+			   because the qset was either removed or
+			   reactivated. */
+			update |= WHC_UPDATE_UPDATED;
 			goto done;
 		}
 
@@ -255,11 +259,21 @@ void scan_periodic_work(struct work_struct *work)
 	/*
 	 * Now that the PZL is updated, complete the removal of any
 	 * removed qsets.
+	 *
+	 * If the qset was to be reset, do so and reinsert it into the
+	 * PZL if it has pending transfers.
 	 */
 	spin_lock_irq(&whc->lock);
 
 	list_for_each_entry_safe(qset, t, &whc->periodic_removed_list, list_node) {
 		qset_remove_complete(whc, qset);
+		if (qset->reset) {
+			qset_reset(whc, qset);
+			if (!list_empty(&qset->stds)) {
+				qset_insert_in_sw_list(whc, qset);
+				queue_work(whc->workqueue, &whc->periodic_work);
+			}
+		}
 	}
 
 	spin_unlock_irq(&whc->lock);
@@ -295,7 +309,7 @@ int pzl_urb_enqueue(struct whc *whc, struct urb *urb, gfp_t mem_flags)
 	else
 		err = qset_add_urb(whc, qset, urb, GFP_ATOMIC);
 	if (!err) {
-		if (!qset->in_sw_list)
+		if (!qset->in_sw_list && !qset->remove)
 			qset_insert_in_sw_list(whc, qset);
 	} else
 		usb_hcd_unlink_urb_from_ep(&whc->wusbhc.usb_hcd, urb);
@@ -323,6 +337,7 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
 	struct whc_urb *wurb = urb->hcpriv;
 	struct whc_qset *qset = wurb->qset;
 	struct whc_std *std, *t;
+	bool has_qtd = false;
 	int ret;
 	unsigned long flags;
 
@@ -333,17 +348,22 @@ int pzl_urb_dequeue(struct whc *whc, struct urb *urb, int status)
 		goto out;
 
 	list_for_each_entry_safe(std, t, &qset->stds, list_node) {
-		if (std->urb == urb)
+		if (std->urb == urb) {
+			if (std->qtd)
+				has_qtd = true;
 			qset_free_std(whc, std);
-		else
+		} else
 			std->qtd = NULL; /* so this std is re-added when the qset is */
 	}
 
-	pzl_qset_remove(whc, qset);
-	wurb->status = status;
-	wurb->is_async = false;
-	queue_work(whc->workqueue, &wurb->dequeue_work);
-
+	if (has_qtd) {
+		pzl_qset_remove(whc, qset);
+		update_pzl_hw_view(whc);
+		wurb->status = status;
+		wurb->is_async = false;
+		queue_work(whc->workqueue, &wurb->dequeue_work);
+	} else
+		qset_remove_urb(whc, qset, urb, status);
 out:
 	spin_unlock_irqrestore(&whc->lock, flags);
 
diff --git a/drivers/usb/host/whci/qset.c b/drivers/usb/host/whci/qset.c
index 640b38fbd051..1b9dc1571570 100644
--- a/drivers/usb/host/whci/qset.c
+++ b/drivers/usb/host/whci/qset.c
@@ -103,7 +103,6 @@ static void qset_fill_qh(struct whc_qset *qset, struct urb *urb)
 void qset_clear(struct whc *whc, struct whc_qset *qset)
 {
 	qset->td_start = qset->td_end = qset->ntds = 0;
-	qset->remove = 0;
 
 	qset->qh.link = cpu_to_le32(QH_LINK_NTDS(8) | QH_LINK_T);
 	qset->qh.status = qset->qh.status & QH_STATUS_SEQ_MASK;
@@ -125,7 +124,7 @@ void qset_clear(struct whc *whc, struct whc_qset *qset)
  */
 void qset_reset(struct whc *whc, struct whc_qset *qset)
 {
-	wait_for_completion(&qset->remove_complete);
+	qset->reset = 0;
 
 	qset->qh.status &= ~QH_STATUS_SEQ_MASK;
 	qset->qh.cur_window = cpu_to_le32((1 << qset->max_burst) - 1);
@@ -156,6 +155,7 @@ struct whc_qset *get_qset(struct whc *whc, struct urb *urb,
 
 void qset_remove_complete(struct whc *whc, struct whc_qset *qset)
 {
+	qset->remove = 0;
 	list_del_init(&qset->list_node);
 	complete(&qset->remove_complete);
 }
diff --git a/drivers/usb/host/whci/whci-hc.h b/drivers/usb/host/whci/whci-hc.h
index 794dba0d0f0a..e8d0001605be 100644
--- a/drivers/usb/host/whci/whci-hc.h
+++ b/drivers/usb/host/whci/whci-hc.h
@@ -264,6 +264,7 @@ struct whc_qset {
 	unsigned in_sw_list:1;
 	unsigned in_hw_list:1;
 	unsigned remove:1;
+	unsigned reset:1;
 	struct urb *pause_after_urb;
 	struct completion remove_complete;
 	int max_burst;
diff --git a/drivers/usb/host/xhci-dbg.c b/drivers/usb/host/xhci-dbg.c
index 705e34324156..33128d52f212 100644
--- a/drivers/usb/host/xhci-dbg.c
+++ b/drivers/usb/host/xhci-dbg.c
@@ -413,7 +413,8 @@ void xhci_dbg_slot_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx)
 	int i;
 
 	struct xhci_slot_ctx *slot_ctx = xhci_get_slot_ctx(xhci, ctx);
-	dma_addr_t dma = ctx->dma + ((unsigned long)slot_ctx - (unsigned long)ctx);
+	dma_addr_t dma = ctx->dma +
+		((unsigned long)slot_ctx - (unsigned long)ctx->bytes);
 	int csz = HCC_64BYTE_CONTEXT(xhci->hcc_params);
 
 	xhci_dbg(xhci, "Slot Context:\n");
@@ -459,7 +460,7 @@ void xhci_dbg_ep_ctx(struct xhci_hcd *xhci,
 	for (i = 0; i < last_ep_ctx; ++i) {
 		struct xhci_ep_ctx *ep_ctx = xhci_get_ep_ctx(xhci, ctx, i);
 		dma_addr_t dma = ctx->dma +
-			((unsigned long)ep_ctx - (unsigned long)ctx);
+			((unsigned long)ep_ctx - (unsigned long)ctx->bytes);
 
 		xhci_dbg(xhci, "Endpoint %02d Context:\n", i);
 		xhci_dbg(xhci, "@%p (virt) @%08llx (dma) %#08x - ep_info\n",
diff --git a/drivers/usb/host/xhci-hcd.c b/drivers/usb/host/xhci-hcd.c
index 816c39caca1c..932f99938481 100644
--- a/drivers/usb/host/xhci-hcd.c
+++ b/drivers/usb/host/xhci-hcd.c
@@ -22,12 +22,18 @@
 
 #include <linux/irq.h>
 #include <linux/module.h>
+#include <linux/moduleparam.h>
 
 #include "xhci.h"
 
 #define DRIVER_AUTHOR "Sarah Sharp"
 #define DRIVER_DESC "'eXtensible' Host Controller (xHC) Driver"
 
+/* Some 0.95 hardware can't handle the chain bit on a Link TRB being cleared */
+static int link_quirk;
+module_param(link_quirk, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(link_quirk, "Don't clear the chain bit on a link TRB");
+
 /* TODO: copied from ehci-hcd.c - can this be refactored? */
 /*
  * handshake - spin reading hc until handshake completes or fails
@@ -214,6 +220,12 @@ int xhci_init(struct usb_hcd *hcd)
 
 	xhci_dbg(xhci, "xhci_init\n");
 	spin_lock_init(&xhci->lock);
+	if (link_quirk) {
+		xhci_dbg(xhci, "QUIRK: Not clearing Link TRB chain bits.\n");
+		xhci->quirks |= XHCI_LINK_TRB_QUIRK;
+	} else {
+		xhci_dbg(xhci, "xHCI doesn't need link TRB QUIRK\n");
+	}
 	retval = xhci_mem_init(xhci, GFP_KERNEL);
 	xhci_dbg(xhci, "Finished xhci_init\n");
 
@@ -323,6 +335,12 @@ void xhci_event_ring_work(unsigned long arg)
 	spin_lock_irqsave(&xhci->lock, flags);
 	temp = xhci_readl(xhci, &xhci->op_regs->status);
 	xhci_dbg(xhci, "op reg status = 0x%x\n", temp);
+	if (temp == 0xffffffff) {
+		xhci_dbg(xhci, "HW died, polling stopped.\n");
+		spin_unlock_irqrestore(&xhci->lock, flags);
+		return;
+	}
+
 	temp = xhci_readl(xhci, &xhci->ir_set->irq_pending);
 	xhci_dbg(xhci, "ir_set 0 pending = 0x%x\n", temp);
 	xhci_dbg(xhci, "No-op commands handled = %d\n", xhci->noops_handled);
@@ -339,13 +357,14 @@ void xhci_event_ring_work(unsigned long arg)
 	xhci_dbg_ring_ptrs(xhci, xhci->cmd_ring);
 	xhci_dbg_cmd_ptrs(xhci);
 	for (i = 0; i < MAX_HC_SLOTS; ++i) {
-		if (xhci->devs[i]) {
-			for (j = 0; j < 31; ++j) {
-				if (xhci->devs[i]->ep_rings[j]) {
-					xhci_dbg(xhci, "Dev %d endpoint ring %d:\n", i, j);
-					xhci_debug_segment(xhci, xhci->devs[i]->ep_rings[j]->deq_seg);
-				}
-			}
+		if (!xhci->devs[i])
+			continue;
+		for (j = 0; j < 31; ++j) {
+			struct xhci_ring *ring = xhci->devs[i]->eps[j].ring;
+			if (!ring)
+				continue;
+			xhci_dbg(xhci, "Dev %d endpoint ring %d:\n", i, j);
+			xhci_debug_segment(xhci, ring->deq_seg);
 		}
 	}
 
@@ -555,13 +574,22 @@ unsigned int xhci_get_endpoint_flag(struct usb_endpoint_descriptor *desc)
 	return 1 << (xhci_get_endpoint_index(desc) + 1);
 }
 
+/* Find the flag for this endpoint (for use in the control context).  Use the
+ * endpoint index to create a bitmask.  The slot context is bit 0, endpoint 0 is
+ * bit 1, etc.
+ */
+unsigned int xhci_get_endpoint_flag_from_index(unsigned int ep_index)
+{
+	return 1 << (ep_index + 1);
+}
+
 /* Compute the last valid endpoint context index.  Basically, this is the
  * endpoint index plus one.  For slot contexts with more than valid endpoint,
  * we find the most significant bit set in the added contexts flags.
  * e.g. ep 1 IN (with epnum 0x81) => added_ctxs = 0b1000
  * fls(0b1000) = 4, but the endpoint context index is 3, so subtract one.
  */
-static inline unsigned int xhci_last_valid_endpoint(u32 added_ctxs)
+unsigned int xhci_last_valid_endpoint(u32 added_ctxs)
 {
 	return fls(added_ctxs) - 1;
 }
@@ -589,6 +617,71 @@ int xhci_check_args(struct usb_hcd *hcd, struct usb_device *udev,
 	return 1;
 }
 
+static int xhci_configure_endpoint(struct xhci_hcd *xhci,
+		struct usb_device *udev, struct xhci_command *command,
+		bool ctx_change, bool must_succeed);
+
+/*
+ * Full speed devices may have a max packet size greater than 8 bytes, but the
+ * USB core doesn't know that until it reads the first 8 bytes of the
+ * descriptor.  If the usb_device's max packet size changes after that point,
+ * we need to issue an evaluate context command and wait on it.
+ */
+static int xhci_check_maxpacket(struct xhci_hcd *xhci, unsigned int slot_id,
+		unsigned int ep_index, struct urb *urb)
+{
+	struct xhci_container_ctx *in_ctx;
+	struct xhci_container_ctx *out_ctx;
+	struct xhci_input_control_ctx *ctrl_ctx;
+	struct xhci_ep_ctx *ep_ctx;
+	int max_packet_size;
+	int hw_max_packet_size;
+	int ret = 0;
+
+	out_ctx = xhci->devs[slot_id]->out_ctx;
+	ep_ctx = xhci_get_ep_ctx(xhci, out_ctx, ep_index);
+	hw_max_packet_size = MAX_PACKET_DECODED(ep_ctx->ep_info2);
+	max_packet_size = urb->dev->ep0.desc.wMaxPacketSize;
+	if (hw_max_packet_size != max_packet_size) {
+		xhci_dbg(xhci, "Max Packet Size for ep 0 changed.\n");
+		xhci_dbg(xhci, "Max packet size in usb_device = %d\n",
+				max_packet_size);
+		xhci_dbg(xhci, "Max packet size in xHCI HW = %d\n",
+				hw_max_packet_size);
+		xhci_dbg(xhci, "Issuing evaluate context command.\n");
+
+		/* Set up the modified control endpoint 0 */
+		xhci_endpoint_copy(xhci, xhci->devs[slot_id]->in_ctx,
+				xhci->devs[slot_id]->out_ctx, ep_index);
+		in_ctx = xhci->devs[slot_id]->in_ctx;
+		ep_ctx = xhci_get_ep_ctx(xhci, in_ctx, ep_index);
+		ep_ctx->ep_info2 &= ~MAX_PACKET_MASK;
+		ep_ctx->ep_info2 |= MAX_PACKET(max_packet_size);
+
+		/* Set up the input context flags for the command */
+		/* FIXME: This won't work if a non-default control endpoint
+		 * changes max packet sizes.
+		 */
+		ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx);
+		ctrl_ctx->add_flags = EP0_FLAG;
+		ctrl_ctx->drop_flags = 0;
+
+		xhci_dbg(xhci, "Slot %d input context\n", slot_id);
+		xhci_dbg_ctx(xhci, in_ctx, ep_index);
+		xhci_dbg(xhci, "Slot %d output context\n", slot_id);
+		xhci_dbg_ctx(xhci, out_ctx, ep_index);
+
+		ret = xhci_configure_endpoint(xhci, urb->dev, NULL,
+				true, false);
+
+		/* Clean up the input context for later use by bandwidth
+		 * functions.
+		 */
+		ctrl_ctx->add_flags = SLOT_FLAG;
+	}
+	return ret;
+}
+
 /*
  * non-error returns are a promise to giveback() the urb later
  * we drop ownership so next owner (or urb unlink) can get it
@@ -600,13 +693,13 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
 	int ret = 0;
 	unsigned int slot_id, ep_index;
 
+
 	if (!urb || xhci_check_args(hcd, urb->dev, urb->ep, true, __func__) <= 0)
 		return -EINVAL;
 
 	slot_id = urb->dev->slot_id;
 	ep_index = xhci_get_endpoint_index(&urb->ep->desc);
 
-	spin_lock_irqsave(&xhci->lock, flags);
 	if (!xhci->devs || !xhci->devs[slot_id]) {
 		if (!in_interrupt())
 			dev_warn(&urb->dev->dev, "WARN: urb submitted for dev with no Slot ID\n");
@@ -619,19 +712,38 @@ int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags)
 		ret = -ESHUTDOWN;
 		goto exit;
 	}
-	if (usb_endpoint_xfer_control(&urb->ep->desc))
+	if (usb_endpoint_xfer_control(&urb->ep->desc)) {
+		/* Check to see if the max packet size for the default control
+		 * endpoint changed during FS device enumeration
+		 */
+		if (urb->dev->speed == USB_SPEED_FULL) {
+			ret = xhci_check_maxpacket(xhci, slot_id,
+					ep_index, urb);
+			if (ret < 0)
+				return ret;
+		}
+
 		/* We have a spinlock and interrupts disabled, so we must pass
 		 * atomic context to this function, which may allocate memory.
 		 */
+		spin_lock_irqsave(&xhci->lock, flags);
 		ret = xhci_queue_ctrl_tx(xhci, GFP_ATOMIC, urb,
 				slot_id, ep_index);
-	else if (usb_endpoint_xfer_bulk(&urb->ep->desc))
+		spin_unlock_irqrestore(&xhci->lock, flags);
+	} else if (usb_endpoint_xfer_bulk(&urb->ep->desc)) {
+		spin_lock_irqsave(&xhci->lock, flags);
 		ret = xhci_queue_bulk_tx(xhci, GFP_ATOMIC, urb,
 				slot_id, ep_index);
-	else
+		spin_unlock_irqrestore(&xhci->lock, flags);
+	} else if (usb_endpoint_xfer_int(&urb->ep->desc)) {
+		spin_lock_irqsave(&xhci->lock, flags);
+		ret = xhci_queue_intr_tx(xhci, GFP_ATOMIC, urb,
+				slot_id, ep_index);
+		spin_unlock_irqrestore(&xhci->lock, flags);
+	} else {
 		ret = -EINVAL;
+	}
 exit:
-	spin_unlock_irqrestore(&xhci->lock, flags);
 	return ret;
 }
 
@@ -670,10 +782,12 @@ int xhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 {
 	unsigned long flags;
 	int ret;
+	u32 temp;
 	struct xhci_hcd *xhci;
 	struct xhci_td *td;
 	unsigned int ep_index;
 	struct xhci_ring *ep_ring;
+	struct xhci_virt_ep *ep;
 
 	xhci = hcd_to_xhci(hcd);
 	spin_lock_irqsave(&xhci->lock, flags);
@@ -681,22 +795,34 @@ int xhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status)
 	ret = usb_hcd_check_unlink_urb(hcd, urb, status);
 	if (ret || !urb->hcpriv)
 		goto done;
+	temp = xhci_readl(xhci, &xhci->op_regs->status);
+	if (temp == 0xffffffff) {
+		xhci_dbg(xhci, "HW died, freeing TD.\n");
+		td = (struct xhci_td *) urb->hcpriv;
+
+		usb_hcd_unlink_urb_from_ep(hcd, urb);
+		spin_unlock_irqrestore(&xhci->lock, flags);
+		usb_hcd_giveback_urb(xhci_to_hcd(xhci), urb, -ESHUTDOWN);
+		kfree(td);
+		return ret;
+	}
 
 	xhci_dbg(xhci, "Cancel URB %p\n", urb);
 	xhci_dbg(xhci, "Event ring:\n");
 	xhci_debug_ring(xhci, xhci->event_ring);
 	ep_index = xhci_get_endpoint_index(&urb->ep->desc);
-	ep_ring = xhci->devs[urb->dev->slot_id]->ep_rings[ep_index];
+	ep = &xhci->devs[urb->dev->slot_id]->eps[ep_index];
+	ep_ring = ep->ring;
 	xhci_dbg(xhci, "Endpoint ring:\n");
 	xhci_debug_ring(xhci, ep_ring);
 	td = (struct xhci_td *) urb->hcpriv;
 
-	ep_ring->cancels_pending++;
-	list_add_tail(&td->cancelled_td_list, &ep_ring->cancelled_td_list);
+	ep->cancels_pending++;
+	list_add_tail(&td->cancelled_td_list, &ep->cancelled_td_list);
 	/* Queue a stop endpoint command, but only if this is
 	 * the first cancellation to be handled.
 	 */
-	if (ep_ring->cancels_pending == 1) {
+	if (ep->cancels_pending == 1) {
 		xhci_queue_stop_endpoint(xhci, urb->dev->slot_id, ep_index);
 		xhci_ring_cmd_db(xhci);
 	}
@@ -769,7 +895,7 @@ int xhci_drop_endpoint(struct usb_hcd *hcd, struct usb_device *udev,
 	ctrl_ctx->drop_flags |= drop_flag;
 	new_drop_flags = ctrl_ctx->drop_flags;
 
-	ctrl_ctx->add_flags = ~drop_flag;
+	ctrl_ctx->add_flags &= ~drop_flag;
 	new_add_flags = ctrl_ctx->add_flags;
 
 	last_ctx = xhci_last_valid_endpoint(ctrl_ctx->add_flags);
@@ -930,6 +1056,141 @@ static void xhci_zero_in_ctx(struct xhci_hcd *xhci, struct xhci_virt_device *vir
 	}
 }
 
+static int xhci_configure_endpoint_result(struct xhci_hcd *xhci,
+		struct usb_device *udev, int *cmd_status)
+{
+	int ret;
+
+	switch (*cmd_status) {
+	case COMP_ENOMEM:
+		dev_warn(&udev->dev, "Not enough host controller resources "
+				"for new device state.\n");
+		ret = -ENOMEM;
+		/* FIXME: can we allocate more resources for the HC? */
+		break;
+	case COMP_BW_ERR:
+		dev_warn(&udev->dev, "Not enough bandwidth "
+				"for new device state.\n");
+		ret = -ENOSPC;
+		/* FIXME: can we go back to the old state? */
+		break;
+	case COMP_TRB_ERR:
+		/* the HCD set up something wrong */
+		dev_warn(&udev->dev, "ERROR: Endpoint drop flag = 0, "
+				"add flag = 1, "
+				"and endpoint is not disabled.\n");
+		ret = -EINVAL;
+		break;
+	case COMP_SUCCESS:
+		dev_dbg(&udev->dev, "Successful Endpoint Configure command\n");
+		ret = 0;
+		break;
+	default:
+		xhci_err(xhci, "ERROR: unexpected command completion "
+				"code 0x%x.\n", *cmd_status);
+		ret = -EINVAL;
+		break;
+	}
+	return ret;
+}
+
+static int xhci_evaluate_context_result(struct xhci_hcd *xhci,
+		struct usb_device *udev, int *cmd_status)
+{
+	int ret;
+	struct xhci_virt_device *virt_dev = xhci->devs[udev->slot_id];
+
+	switch (*cmd_status) {
+	case COMP_EINVAL:
+		dev_warn(&udev->dev, "WARN: xHCI driver setup invalid evaluate "
+				"context command.\n");
+		ret = -EINVAL;
+		break;
+	case COMP_EBADSLT:
+		dev_warn(&udev->dev, "WARN: slot not enabled for"
+				"evaluate context command.\n");
+	case COMP_CTX_STATE:
+		dev_warn(&udev->dev, "WARN: invalid context state for "
+				"evaluate context command.\n");
+		xhci_dbg_ctx(xhci, virt_dev->out_ctx, 1);
+		ret = -EINVAL;
+		break;
+	case COMP_SUCCESS:
+		dev_dbg(&udev->dev, "Successful evaluate context command\n");
+		ret = 0;
+		break;
+	default:
+		xhci_err(xhci, "ERROR: unexpected command completion "
+				"code 0x%x.\n", *cmd_status);
+		ret = -EINVAL;
+		break;
+	}
+	return ret;
+}
+
+/* Issue a configure endpoint command or evaluate context command
+ * and wait for it to finish.
+ */
+static int xhci_configure_endpoint(struct xhci_hcd *xhci,
+		struct usb_device *udev,
+		struct xhci_command *command,
+		bool ctx_change, bool must_succeed)
+{
+	int ret;
+	int timeleft;
+	unsigned long flags;
+	struct xhci_container_ctx *in_ctx;
+	struct completion *cmd_completion;
+	int *cmd_status;
+	struct xhci_virt_device *virt_dev;
+
+	spin_lock_irqsave(&xhci->lock, flags);
+	virt_dev = xhci->devs[udev->slot_id];
+	if (command) {
+		in_ctx = command->in_ctx;
+		cmd_completion = command->completion;
+		cmd_status = &command->status;
+		command->command_trb = xhci->cmd_ring->enqueue;
+		list_add_tail(&command->cmd_list, &virt_dev->cmd_list);
+	} else {
+		in_ctx = virt_dev->in_ctx;
+		cmd_completion = &virt_dev->cmd_completion;
+		cmd_status = &virt_dev->cmd_status;
+	}
+
+	if (!ctx_change)
+		ret = xhci_queue_configure_endpoint(xhci, in_ctx->dma,
+				udev->slot_id, must_succeed);
+	else
+		ret = xhci_queue_evaluate_context(xhci, in_ctx->dma,
+				udev->slot_id);
+	if (ret < 0) {
+		spin_unlock_irqrestore(&xhci->lock, flags);
+		xhci_dbg(xhci, "FIXME allocate a new ring segment\n");
+		return -ENOMEM;
+	}
+	xhci_ring_cmd_db(xhci);
+	spin_unlock_irqrestore(&xhci->lock, flags);
+
+	/* Wait for the configure endpoint command to complete */
+	timeleft = wait_for_completion_interruptible_timeout(
+			cmd_completion,
+			USB_CTRL_SET_TIMEOUT);
+	if (timeleft <= 0) {
+		xhci_warn(xhci, "%s while waiting for %s command\n",
+				timeleft == 0 ? "Timeout" : "Signal",
+				ctx_change == 0 ?
+					"configure endpoint" :
+					"evaluate context");
+		/* FIXME cancel the configure endpoint command */
+		return -ETIME;
+	}
+
+	if (!ctx_change)
+		return xhci_configure_endpoint_result(xhci, udev, cmd_status);
+	return xhci_evaluate_context_result(xhci, udev, cmd_status);
+}
+
 /* Called after one or more calls to xhci_add_endpoint() or
  * xhci_drop_endpoint().  If this call fails, the USB core is expected
  * to call xhci_reset_bandwidth().
@@ -944,8 +1205,6 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
 {
 	int i;
 	int ret = 0;
-	int timeleft;
-	unsigned long flags;
 	struct xhci_hcd *xhci;
 	struct xhci_virt_device	*virt_dev;
 	struct xhci_input_control_ctx *ctrl_ctx;
@@ -975,56 +1234,8 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
 	xhci_dbg_ctx(xhci, virt_dev->in_ctx,
 			LAST_CTX_TO_EP_NUM(slot_ctx->dev_info));
 
-	spin_lock_irqsave(&xhci->lock, flags);
-	ret = xhci_queue_configure_endpoint(xhci, virt_dev->in_ctx->dma,
-			udev->slot_id);
-	if (ret < 0) {
-		spin_unlock_irqrestore(&xhci->lock, flags);
-		xhci_dbg(xhci, "FIXME allocate a new ring segment\n");
-		return -ENOMEM;
-	}
-	xhci_ring_cmd_db(xhci);
-	spin_unlock_irqrestore(&xhci->lock, flags);
-
-	/* Wait for the configure endpoint command to complete */
-	timeleft = wait_for_completion_interruptible_timeout(
-			&virt_dev->cmd_completion,
-			USB_CTRL_SET_TIMEOUT);
-	if (timeleft <= 0) {
-		xhci_warn(xhci, "%s while waiting for configure endpoint command\n",
-				timeleft == 0 ? "Timeout" : "Signal");
-		/* FIXME cancel the configure endpoint command */
-		return -ETIME;
-	}
-
-	switch (virt_dev->cmd_status) {
-	case COMP_ENOMEM:
-		dev_warn(&udev->dev, "Not enough host controller resources "
-				"for new device state.\n");
-		ret = -ENOMEM;
-		/* FIXME: can we allocate more resources for the HC? */
-		break;
-	case COMP_BW_ERR:
-		dev_warn(&udev->dev, "Not enough bandwidth "
-				"for new device state.\n");
-		ret = -ENOSPC;
-		/* FIXME: can we go back to the old state? */
-		break;
-	case COMP_TRB_ERR:
-		/* the HCD set up something wrong */
-		dev_warn(&udev->dev, "ERROR: Endpoint drop flag = 0, add flag = 1, "
-				"and endpoint is not disabled.\n");
-		ret = -EINVAL;
-		break;
-	case COMP_SUCCESS:
-		dev_dbg(&udev->dev, "Successful Endpoint Configure command\n");
-		break;
-	default:
-		xhci_err(xhci, "ERROR: unexpected command completion "
-				"code 0x%x.\n", virt_dev->cmd_status);
-		ret = -EINVAL;
-		break;
-	}
+	ret = xhci_configure_endpoint(xhci, udev, NULL,
+			false, false);
 	if (ret) {
 		/* Callee should call reset_bandwidth() */
 		return ret;
@@ -1037,10 +1248,10 @@ int xhci_check_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
 	xhci_zero_in_ctx(xhci, virt_dev);
 	/* Free any old rings */
 	for (i = 1; i < 31; ++i) {
-		if (virt_dev->new_ep_rings[i]) {
-			xhci_ring_free(xhci, virt_dev->ep_rings[i]);
-			virt_dev->ep_rings[i] = virt_dev->new_ep_rings[i];
-			virt_dev->new_ep_rings[i] = NULL;
+		if (virt_dev->eps[i].new_ring) {
+			xhci_ring_free(xhci, virt_dev->eps[i].ring);
+			virt_dev->eps[i].ring = virt_dev->eps[i].new_ring;
+			virt_dev->eps[i].new_ring = NULL;
 		}
 	}
 
@@ -1067,14 +1278,93 @@ void xhci_reset_bandwidth(struct usb_hcd *hcd, struct usb_device *udev)
 	virt_dev = xhci->devs[udev->slot_id];
 	/* Free any rings allocated for added endpoints */
 	for (i = 0; i < 31; ++i) {
-		if (virt_dev->new_ep_rings[i]) {
-			xhci_ring_free(xhci, virt_dev->new_ep_rings[i]);
-			virt_dev->new_ep_rings[i] = NULL;
+		if (virt_dev->eps[i].new_ring) {
+			xhci_ring_free(xhci, virt_dev->eps[i].new_ring);
+			virt_dev->eps[i].new_ring = NULL;
 		}
 	}
 	xhci_zero_in_ctx(xhci, virt_dev);
 }
 
+static void xhci_setup_input_ctx_for_config_ep(struct xhci_hcd *xhci,
+		struct xhci_container_ctx *in_ctx,
+		struct xhci_container_ctx *out_ctx,
+		u32 add_flags, u32 drop_flags)
+{
+	struct xhci_input_control_ctx *ctrl_ctx;
+	ctrl_ctx = xhci_get_input_control_ctx(xhci, in_ctx);
+	ctrl_ctx->add_flags = add_flags;
+	ctrl_ctx->drop_flags = drop_flags;
+	xhci_slot_copy(xhci, in_ctx, out_ctx);
+	ctrl_ctx->add_flags |= SLOT_FLAG;
+
+	xhci_dbg(xhci, "Input Context:\n");
+	xhci_dbg_ctx(xhci, in_ctx, xhci_last_valid_endpoint(add_flags));
+}
+
+void xhci_setup_input_ctx_for_quirk(struct xhci_hcd *xhci,
+		unsigned int slot_id, unsigned int ep_index,
+		struct xhci_dequeue_state *deq_state)
+{
+	struct xhci_container_ctx *in_ctx;
+	struct xhci_ep_ctx *ep_ctx;
+	u32 added_ctxs;
+	dma_addr_t addr;
+
+	xhci_endpoint_copy(xhci, xhci->devs[slot_id]->in_ctx,
+			xhci->devs[slot_id]->out_ctx, ep_index);
+	in_ctx = xhci->devs[slot_id]->in_ctx;
+	ep_ctx = xhci_get_ep_ctx(xhci, in_ctx, ep_index);
+	addr = xhci_trb_virt_to_dma(deq_state->new_deq_seg,
+			deq_state->new_deq_ptr);
+	if (addr == 0) {
+		xhci_warn(xhci, "WARN Cannot submit config ep after "
+				"reset ep command\n");
+		xhci_warn(xhci, "WARN deq seg = %p, deq ptr = %p\n",
+				deq_state->new_deq_seg,
+				deq_state->new_deq_ptr);
+		return;
+	}
+	ep_ctx->deq = addr | deq_state->new_cycle_state;
+
+	added_ctxs = xhci_get_endpoint_flag_from_index(ep_index);
+	xhci_setup_input_ctx_for_config_ep(xhci, xhci->devs[slot_id]->in_ctx,
+			xhci->devs[slot_id]->out_ctx, added_ctxs, added_ctxs);
+}
+
+void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci,
+		struct usb_device *udev, unsigned int ep_index)
+{
+	struct xhci_dequeue_state deq_state;
+	struct xhci_virt_ep *ep;
+
+	xhci_dbg(xhci, "Cleaning up stalled endpoint ring\n");
+	ep = &xhci->devs[udev->slot_id]->eps[ep_index];
+	/* We need to move the HW's dequeue pointer past this TD,
+	 * or it will attempt to resend it on the next doorbell ring.
+	 */
+	xhci_find_new_dequeue_state(xhci, udev->slot_id,
+			ep_index, ep->stopped_td,
+			&deq_state);
+
+	/* HW with the reset endpoint quirk will use the saved dequeue state to
+	 * issue a configure endpoint command later.
+	 */
+	if (!(xhci->quirks & XHCI_RESET_EP_QUIRK)) {
+		xhci_dbg(xhci, "Queueing new dequeue state\n");
+		xhci_queue_new_dequeue_state(xhci, udev->slot_id,
+				ep_index, &deq_state);
+	} else {
+		/* Better hope no one uses the input context between now and the
+		 * reset endpoint completion!
+		 */
+		xhci_dbg(xhci, "Setting up input context for "
+				"configure endpoint command\n");
+		xhci_setup_input_ctx_for_quirk(xhci, udev->slot_id,
+				ep_index, &deq_state);
+	}
+}
+
 /* Deal with stalled endpoints.  The core should have sent the control message
  * to clear the halt condition.  However, we need to make the xHCI hardware
  * reset its sequence number, since a device will expect a sequence number of
@@ -1089,8 +1379,7 @@ void xhci_endpoint_reset(struct usb_hcd *hcd,
 	unsigned int ep_index;
 	unsigned long flags;
 	int ret;
-	struct xhci_dequeue_state deq_state;
-	struct xhci_ring *ep_ring;
+	struct xhci_virt_ep *virt_ep;
 
 	xhci = hcd_to_xhci(hcd);
 	udev = (struct usb_device *) ep->hcpriv;
@@ -1100,12 +1389,16 @@ void xhci_endpoint_reset(struct usb_hcd *hcd,
 	if (!ep->hcpriv)
 		return;
 	ep_index = xhci_get_endpoint_index(&ep->desc);
-	ep_ring = xhci->devs[udev->slot_id]->ep_rings[ep_index];
-	if (!ep_ring->stopped_td) {
+	virt_ep = &xhci->devs[udev->slot_id]->eps[ep_index];
+	if (!virt_ep->stopped_td) {
 		xhci_dbg(xhci, "Endpoint 0x%x not halted, refusing to reset.\n",
 				ep->desc.bEndpointAddress);
 		return;
 	}
+	if (usb_endpoint_xfer_control(&ep->desc)) {
+		xhci_dbg(xhci, "Control endpoint stall already handled.\n");
+		return;
+	}
 
 	xhci_dbg(xhci, "Queueing reset endpoint command\n");
 	spin_lock_irqsave(&xhci->lock, flags);
@@ -1116,17 +1409,8 @@ void xhci_endpoint_reset(struct usb_hcd *hcd,
 	 * command.  Better hope that last command worked!
 	 */
 	if (!ret) {
-		xhci_dbg(xhci, "Cleaning up stalled endpoint ring\n");
-		/* We need to move the HW's dequeue pointer past this TD,
-		 * or it will attempt to resend it on the next doorbell ring.
-		 */
-		xhci_find_new_dequeue_state(xhci, udev->slot_id,
-				ep_index, ep_ring->stopped_td, &deq_state);
-		xhci_dbg(xhci, "Queueing new dequeue state\n");
-		xhci_queue_new_dequeue_state(xhci, ep_ring,
-				udev->slot_id,
-				ep_index, &deq_state);
-		kfree(ep_ring->stopped_td);
+		xhci_cleanup_stalled_ring(xhci, udev, ep_index);
+		kfree(virt_ep->stopped_td);
 		xhci_ring_cmd_db(xhci);
 	}
 	spin_unlock_irqrestore(&xhci->lock, flags);
@@ -1144,11 +1428,20 @@ void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev)
 {
 	struct xhci_hcd *xhci = hcd_to_xhci(hcd);
 	unsigned long flags;
+	u32 state;
 
 	if (udev->slot_id == 0)
 		return;
 
 	spin_lock_irqsave(&xhci->lock, flags);
+	/* Don't disable the slot if the host controller is dead. */
+	state = xhci_readl(xhci, &xhci->op_regs->status);
+	if (state == 0xffffffff) {
+		xhci_free_virt_device(xhci, udev->slot_id);
+		spin_unlock_irqrestore(&xhci->lock, flags);
+		return;
+	}
+
 	if (xhci_queue_slot_control(xhci, TRB_DISABLE_SLOT, udev->slot_id)) {
 		spin_unlock_irqrestore(&xhci->lock, flags);
 		xhci_dbg(xhci, "FIXME: allocate a command ring segment\n");
@@ -1328,6 +1621,88 @@ int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev)
 	return 0;
 }
 
+/* Once a hub descriptor is fetched for a device, we need to update the xHC's
+ * internal data structures for the device.
+ */
+int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
+			struct usb_tt *tt, gfp_t mem_flags)
+{
+	struct xhci_hcd *xhci = hcd_to_xhci(hcd);
+	struct xhci_virt_device *vdev;
+	struct xhci_command *config_cmd;
+	struct xhci_input_control_ctx *ctrl_ctx;
+	struct xhci_slot_ctx *slot_ctx;
+	unsigned long flags;
+	unsigned think_time;
+	int ret;
+
+	/* Ignore root hubs */
+	if (!hdev->parent)
+		return 0;
+
+	vdev = xhci->devs[hdev->slot_id];
+	if (!vdev) {
+		xhci_warn(xhci, "Cannot update hub desc for unknown device.\n");
+		return -EINVAL;
+	}
+	config_cmd = xhci_alloc_command(xhci, true, mem_flags);
+	if (!config_cmd) {
+		xhci_dbg(xhci, "Could not allocate xHCI command structure.\n");
+		return -ENOMEM;
+	}
+
+	spin_lock_irqsave(&xhci->lock, flags);
+	xhci_slot_copy(xhci, config_cmd->in_ctx, vdev->out_ctx);
+	ctrl_ctx = xhci_get_input_control_ctx(xhci, config_cmd->in_ctx);
+	ctrl_ctx->add_flags |= SLOT_FLAG;
+	slot_ctx = xhci_get_slot_ctx(xhci, config_cmd->in_ctx);
+	slot_ctx->dev_info |= DEV_HUB;
+	if (tt->multi)
+		slot_ctx->dev_info |= DEV_MTT;
+	if (xhci->hci_version > 0x95) {
+		xhci_dbg(xhci, "xHCI version %x needs hub "
+				"TT think time and number of ports\n",
+				(unsigned int) xhci->hci_version);
+		slot_ctx->dev_info2 |= XHCI_MAX_PORTS(hdev->maxchild);
+		/* Set TT think time - convert from ns to FS bit times.
+		 * 0 = 8 FS bit times, 1 = 16 FS bit times,
+		 * 2 = 24 FS bit times, 3 = 32 FS bit times.
+		 */
+		think_time = tt->think_time;
+		if (think_time != 0)
+			think_time = (think_time / 666) - 1;
+		slot_ctx->tt_info |= TT_THINK_TIME(think_time);
+	} else {
+		xhci_dbg(xhci, "xHCI version %x doesn't need hub "
+				"TT think time or number of ports\n",
+				(unsigned int) xhci->hci_version);
+	}
+	slot_ctx->dev_state = 0;
+	spin_unlock_irqrestore(&xhci->lock, flags);
+
+	xhci_dbg(xhci, "Set up %s for hub device.\n",
+			(xhci->hci_version > 0x95) ?
+			"configure endpoint" : "evaluate context");
+	xhci_dbg(xhci, "Slot %u Input Context:\n", hdev->slot_id);
+	xhci_dbg_ctx(xhci, config_cmd->in_ctx, 0);
+
+	/* Issue and wait for the configure endpoint or
+	 * evaluate context command.
+	 */
+	if (xhci->hci_version > 0x95)
+		ret = xhci_configure_endpoint(xhci, hdev, config_cmd,
+				false, false);
+	else
+		ret = xhci_configure_endpoint(xhci, hdev, config_cmd,
+				true, false);
+
+	xhci_dbg(xhci, "Slot %u Output Context:\n", hdev->slot_id);
+	xhci_dbg_ctx(xhci, vdev->out_ctx, 0);
+
+	xhci_free_command(xhci, config_cmd);
+	return ret;
+}
+
 int xhci_get_frame(struct usb_hcd *hcd)
 {
 	struct xhci_hcd *xhci = hcd_to_xhci(hcd);
diff --git a/drivers/usb/host/xhci-mem.c b/drivers/usb/host/xhci-mem.c
index e6b9a1c6002d..b8fd270a8b0d 100644
--- a/drivers/usb/host/xhci-mem.c
+++ b/drivers/usb/host/xhci-mem.c
@@ -94,6 +94,9 @@ static void xhci_link_segments(struct xhci_hcd *xhci, struct xhci_segment *prev,
 		val = prev->trbs[TRBS_PER_SEGMENT-1].link.control;
 		val &= ~TRB_TYPE_BITMASK;
 		val |= TRB_TYPE(TRB_LINK);
+		/* Always set the chain bit with 0.95 hardware */
+		if (xhci_link_trb_quirk(xhci))
+			val |= TRB_CHAIN;
 		prev->trbs[TRBS_PER_SEGMENT-1].link.control = val;
 	}
 	xhci_dbg(xhci, "Linking segment 0x%llx to segment 0x%llx (DMA)\n",
@@ -141,7 +144,6 @@ static struct xhci_ring *xhci_ring_alloc(struct xhci_hcd *xhci,
 		return 0;
 
 	INIT_LIST_HEAD(&ring->td_list);
-	INIT_LIST_HEAD(&ring->cancelled_td_list);
 	if (num_segs == 0)
 		return ring;
 
@@ -262,8 +264,8 @@ void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id)
 		return;
 
 	for (i = 0; i < 31; ++i)
-		if (dev->ep_rings[i])
-			xhci_ring_free(xhci, dev->ep_rings[i]);
+		if (dev->eps[i].ring)
+			xhci_ring_free(xhci, dev->eps[i].ring);
 
 	if (dev->in_ctx)
 		xhci_free_container_ctx(xhci, dev->in_ctx);
@@ -278,6 +280,7 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id,
 		struct usb_device *udev, gfp_t flags)
 {
 	struct xhci_virt_device *dev;
+	int i;
 
 	/* Slot ID 0 is reserved */
 	if (slot_id == 0 || xhci->devs[slot_id]) {
@@ -306,12 +309,17 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id,
 	xhci_dbg(xhci, "Slot %d input ctx = 0x%llx (dma)\n", slot_id,
 			(unsigned long long)dev->in_ctx->dma);
 
+	/* Initialize the cancellation list for each endpoint */
+	for (i = 0; i < 31; i++)
+		INIT_LIST_HEAD(&dev->eps[i].cancelled_td_list);
+
 	/* Allocate endpoint 0 ring */
-	dev->ep_rings[0] = xhci_ring_alloc(xhci, 1, true, flags);
-	if (!dev->ep_rings[0])
+	dev->eps[0].ring = xhci_ring_alloc(xhci, 1, true, flags);
+	if (!dev->eps[0].ring)
 		goto fail;
 
 	init_completion(&dev->cmd_completion);
+	INIT_LIST_HEAD(&dev->cmd_list);
 
 	/* Point to output device context in dcbaa. */
 	xhci->dcbaa->dev_context_ptrs[slot_id] = dev->out_ctx->dma;
@@ -352,9 +360,9 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
 	/* 3) Only the control endpoint is valid - one endpoint context */
 	slot_ctx->dev_info |= LAST_CTX(1);
 
+	slot_ctx->dev_info |= (u32) udev->route;
 	switch (udev->speed) {
 	case USB_SPEED_SUPER:
-		slot_ctx->dev_info |= (u32) udev->route;
 		slot_ctx->dev_info |= (u32) SLOT_SPEED_SS;
 		break;
 	case USB_SPEED_HIGH:
@@ -382,14 +390,12 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
 	xhci_dbg(xhci, "Set root hub portnum to %d\n", top_dev->portnum);
 
 	/* Is this a LS/FS device under a HS hub? */
-	/*
-	 * FIXME: I don't think this is right, where does the TT info for the
-	 * roothub or parent hub come from?
-	 */
 	if ((udev->speed == USB_SPEED_LOW || udev->speed == USB_SPEED_FULL) &&
 			udev->tt) {
 		slot_ctx->tt_info = udev->tt->hub->slot_id;
 		slot_ctx->tt_info |= udev->ttport << 8;
+		if (udev->tt->multi)
+			slot_ctx->dev_info |= DEV_MTT;
 	}
 	xhci_dbg(xhci, "udev->tt = %p\n", udev->tt);
 	xhci_dbg(xhci, "udev->ttport = 0x%x\n", udev->ttport);
@@ -398,22 +404,35 @@ int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *ud
 	/* Step 5 */
 	ep0_ctx->ep_info2 = EP_TYPE(CTRL_EP);
 	/*
-	 * See section 4.3 bullet 6:
-	 * The default Max Packet size for ep0 is "8 bytes for a USB2
-	 * LS/FS/HS device or 512 bytes for a USB3 SS device"
 	 * XXX: Not sure about wireless USB devices.
 	 */
-	if (udev->speed == USB_SPEED_SUPER)
+	switch (udev->speed) {
+	case USB_SPEED_SUPER:
 		ep0_ctx->ep_info2 |= MAX_PACKET(512);
-	else
+		break;
+	case USB_SPEED_HIGH:
+	/* USB core guesses at a 64-byte max packet first for FS devices */
+	case USB_SPEED_FULL:
+		ep0_ctx->ep_info2 |= MAX_PACKET(64);
+		break;
+	case USB_SPEED_LOW:
 		ep0_ctx->ep_info2 |= MAX_PACKET(8);
+		break;
+	case USB_SPEED_VARIABLE:
+		xhci_dbg(xhci, "FIXME xHCI doesn't support wireless speeds\n");
+		return -EINVAL;
+		break;
+	default:
+		/* New speed? */
+		BUG();
+	}
 	/* EP 0 can handle "burst" sizes of 1, so Max Burst Size field is 0 */
 	ep0_ctx->ep_info2 |= MAX_BURST(0);
 	ep0_ctx->ep_info2 |= ERROR_COUNT(3);
 
 	ep0_ctx->deq =
-		dev->ep_rings[0]->first_seg->dma;
-	ep0_ctx->deq |= dev->ep_rings[0]->cycle_state;
+		dev->eps[0].ring->first_seg->dma;
+	ep0_ctx->deq |= dev->eps[0].ring->cycle_state;
 
 	/* Steps 7 and 8 were done in xhci_alloc_virt_device() */
 
@@ -523,10 +542,11 @@ int xhci_endpoint_init(struct xhci_hcd *xhci,
 	ep_ctx = xhci_get_ep_ctx(xhci, virt_dev->in_ctx, ep_index);
 
 	/* Set up the endpoint ring */
-	virt_dev->new_ep_rings[ep_index] = xhci_ring_alloc(xhci, 1, true, mem_flags);
-	if (!virt_dev->new_ep_rings[ep_index])
+	virt_dev->eps[ep_index].new_ring =
+		xhci_ring_alloc(xhci, 1, true, mem_flags);
+	if (!virt_dev->eps[ep_index].new_ring)
 		return -ENOMEM;
-	ep_ring = virt_dev->new_ep_rings[ep_index];
+	ep_ring = virt_dev->eps[ep_index].new_ring;
 	ep_ctx->deq = ep_ring->first_seg->dma | ep_ring->cycle_state;
 
 	ep_ctx->ep_info = xhci_get_endpoint_interval(udev, ep);
@@ -598,6 +618,48 @@ void xhci_endpoint_zero(struct xhci_hcd *xhci,
 	 */
 }
 
+/* Copy output xhci_ep_ctx to the input xhci_ep_ctx copy.
+ * Useful when you want to change one particular aspect of the endpoint and then
+ * issue a configure endpoint command.
+ */
+void xhci_endpoint_copy(struct xhci_hcd *xhci,
+		struct xhci_container_ctx *in_ctx,
+		struct xhci_container_ctx *out_ctx,
+		unsigned int ep_index)
+{
+	struct xhci_ep_ctx *out_ep_ctx;
+	struct xhci_ep_ctx *in_ep_ctx;
+
+	out_ep_ctx = xhci_get_ep_ctx(xhci, out_ctx, ep_index);
+	in_ep_ctx = xhci_get_ep_ctx(xhci, in_ctx, ep_index);
+
+	in_ep_ctx->ep_info = out_ep_ctx->ep_info;
+	in_ep_ctx->ep_info2 = out_ep_ctx->ep_info2;
+	in_ep_ctx->deq = out_ep_ctx->deq;
+	in_ep_ctx->tx_info = out_ep_ctx->tx_info;
+}
+
+/* Copy output xhci_slot_ctx to the input xhci_slot_ctx.
+ * Useful when you want to change one particular aspect of the endpoint and then
+ * issue a configure endpoint command.  Only the context entries field matters,
+ * but we'll copy the whole thing anyway.
+ */
+void xhci_slot_copy(struct xhci_hcd *xhci,
+		struct xhci_container_ctx *in_ctx,
+		struct xhci_container_ctx *out_ctx)
+{
+	struct xhci_slot_ctx *in_slot_ctx;
+	struct xhci_slot_ctx *out_slot_ctx;
+
+	in_slot_ctx = xhci_get_slot_ctx(xhci, in_ctx);
+	out_slot_ctx = xhci_get_slot_ctx(xhci, out_ctx);
+
+	in_slot_ctx->dev_info = out_slot_ctx->dev_info;
+	in_slot_ctx->dev_info2 = out_slot_ctx->dev_info2;
+	in_slot_ctx->tt_info = out_slot_ctx->tt_info;
+	in_slot_ctx->dev_state = out_slot_ctx->dev_state;
+}
+
 /* Set up the scratchpad buffer array and scratchpad buffers, if needed. */
 static int scratchpad_alloc(struct xhci_hcd *xhci, gfp_t flags)
 {
@@ -695,6 +757,44 @@ static void scratchpad_free(struct xhci_hcd *xhci)
 	xhci->scratchpad = NULL;
 }
 
+struct xhci_command *xhci_alloc_command(struct xhci_hcd *xhci,
+		bool allocate_completion, gfp_t mem_flags)
+{
+	struct xhci_command *command;
+
+	command = kzalloc(sizeof(*command), mem_flags);
+	if (!command)
+		return NULL;
+
+	command->in_ctx =
+		xhci_alloc_container_ctx(xhci, XHCI_CTX_TYPE_INPUT, mem_flags);
+	if (!command->in_ctx)
+		return NULL;
+
+	if (allocate_completion) {
+		command->completion =
+			kzalloc(sizeof(struct completion), mem_flags);
+		if (!command->completion) {
+			xhci_free_container_ctx(xhci, command->in_ctx);
+			return NULL;
+		}
+		init_completion(command->completion);
+	}
+
+	command->status = 0;
+	INIT_LIST_HEAD(&command->cmd_list);
+	return command;
+}
+
+void xhci_free_command(struct xhci_hcd *xhci,
+		struct xhci_command *command)
+{
+	xhci_free_container_ctx(xhci,
+			command->in_ctx);
+	kfree(command->completion);
+	kfree(command);
+}
+
 void xhci_mem_cleanup(struct xhci_hcd *xhci)
 {
 	struct pci_dev	*pdev = to_pci_dev(xhci_to_hcd(xhci)->self.controller);
@@ -702,9 +802,11 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci)
 	int i;
 
 	/* Free the Event Ring Segment Table and the actual Event Ring */
-	xhci_writel(xhci, 0, &xhci->ir_set->erst_size);
-	xhci_write_64(xhci, 0, &xhci->ir_set->erst_base);
-	xhci_write_64(xhci, 0, &xhci->ir_set->erst_dequeue);
+	if (xhci->ir_set) {
+		xhci_writel(xhci, 0, &xhci->ir_set->erst_size);
+		xhci_write_64(xhci, 0, &xhci->ir_set->erst_base);
+		xhci_write_64(xhci, 0, &xhci->ir_set->erst_dequeue);
+	}
 	size = sizeof(struct xhci_erst_entry)*(xhci->erst.num_entries);
 	if (xhci->erst.entries)
 		pci_free_consistent(pdev, size,
@@ -741,9 +843,9 @@ void xhci_mem_cleanup(struct xhci_hcd *xhci)
 				xhci->dcbaa, xhci->dcbaa->dma);
 	xhci->dcbaa = NULL;
 
+	scratchpad_free(xhci);
 	xhci->page_size = 0;
 	xhci->page_shift = 0;
-	scratchpad_free(xhci);
 }
 
 int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags)
diff --git a/drivers/usb/host/xhci-pci.c b/drivers/usb/host/xhci-pci.c
index 592fe7e623f7..06595ec27bb7 100644
--- a/drivers/usb/host/xhci-pci.c
+++ b/drivers/usb/host/xhci-pci.c
@@ -24,6 +24,10 @@
 
 #include "xhci.h"
 
+/* Device for a quirk */
+#define PCI_VENDOR_ID_FRESCO_LOGIC	0x1b73
+#define PCI_DEVICE_ID_FRESCO_LOGIC_PDK	0x1000
+
 static const char hcd_name[] = "xhci_hcd";
 
 /* called after powerup, by probe or system-pm "wakeup" */
@@ -59,9 +63,20 @@ static int xhci_pci_setup(struct usb_hcd *hcd)
 	xhci->hcs_params1 = xhci_readl(xhci, &xhci->cap_regs->hcs_params1);
 	xhci->hcs_params2 = xhci_readl(xhci, &xhci->cap_regs->hcs_params2);
 	xhci->hcs_params3 = xhci_readl(xhci, &xhci->cap_regs->hcs_params3);
+	xhci->hcc_params = xhci_readl(xhci, &xhci->cap_regs->hc_capbase);
+	xhci->hci_version = HC_VERSION(xhci->hcc_params);
 	xhci->hcc_params = xhci_readl(xhci, &xhci->cap_regs->hcc_params);
 	xhci_print_registers(xhci);
 
+	/* Look for vendor-specific quirks */
+	if (pdev->vendor == PCI_VENDOR_ID_FRESCO_LOGIC &&
+			pdev->device == PCI_DEVICE_ID_FRESCO_LOGIC_PDK &&
+			pdev->revision == 0x0) {
+			xhci->quirks |= XHCI_RESET_EP_QUIRK;
+			xhci_dbg(xhci, "QUIRK: Fresco Logic xHC needs configure"
+					" endpoint cmd after reset endpoint\n");
+	}
+
 	/* Make sure the HC is halted. */
 	retval = xhci_halt(xhci);
 	if (retval)
@@ -121,6 +136,7 @@ static const struct hc_driver xhci_pci_hc_driver = {
 	.check_bandwidth =	xhci_check_bandwidth,
 	.reset_bandwidth =	xhci_reset_bandwidth,
 	.address_device =	xhci_address_device,
+	.update_hub_device =	xhci_update_hub_device,
 
 	/*
 	 * scheduling support
diff --git a/drivers/usb/host/xhci-ring.c b/drivers/usb/host/xhci-ring.c
index aa88a067148b..821b7b4709de 100644
--- a/drivers/usb/host/xhci-ring.c
+++ b/drivers/usb/host/xhci-ring.c
@@ -172,8 +172,9 @@ static void inc_deq(struct xhci_hcd *xhci, struct xhci_ring *ring, bool consumer
  * have their chain bit cleared (so that each Link TRB is a separate TD).
  *
  * Section 6.4.4.1 of the 0.95 spec says link TRBs cannot have the chain bit
- * set, but other sections talk about dealing with the chain bit set.
- * Assume section 6.4.4.1 is wrong, and the chain bit can be set in a Link TRB.
+ * set, but other sections talk about dealing with the chain bit set.  This was
+ * fixed in the 0.96 specification errata, but we have to assume that all 0.95
+ * xHCI hardware can't handle the chain bit being cleared on a link TRB.
  */
 static void inc_enq(struct xhci_hcd *xhci, struct xhci_ring *ring, bool consumer)
 {
@@ -191,8 +192,14 @@ static void inc_enq(struct xhci_hcd *xhci, struct xhci_ring *ring, bool consumer
 	while (last_trb(xhci, ring, ring->enq_seg, next)) {
 		if (!consumer) {
 			if (ring != xhci->event_ring) {
-				next->link.control &= ~TRB_CHAIN;
-				next->link.control |= chain;
+				/* If we're not dealing with 0.95 hardware,
+				 * carry over the chain bit of the previous TRB
+				 * (which may mean the chain bit is cleared).
+				 */
+				if (!xhci_link_trb_quirk(xhci)) {
+					next->link.control &= ~TRB_CHAIN;
+					next->link.control |= chain;
+				}
 				/* Give this link TRB to the hardware */
 				wmb();
 				if (next->link.control & TRB_CYCLE)
@@ -289,16 +296,18 @@ static void ring_ep_doorbell(struct xhci_hcd *xhci,
 		unsigned int slot_id,
 		unsigned int ep_index)
 {
-	struct xhci_ring *ep_ring;
+	struct xhci_virt_ep *ep;
+	unsigned int ep_state;
 	u32 field;
 	__u32 __iomem *db_addr = &xhci->dba->doorbell[slot_id];
 
-	ep_ring = xhci->devs[slot_id]->ep_rings[ep_index];
+	ep = &xhci->devs[slot_id]->eps[ep_index];
+	ep_state = ep->ep_state;
 	/* Don't ring the doorbell for this endpoint if there are pending
 	 * cancellations because the we don't want to interrupt processing.
 	 */
-	if (!ep_ring->cancels_pending && !(ep_ring->state & SET_DEQ_PENDING)
-			&& !(ep_ring->state & EP_HALTED)) {
+	if (!ep->cancels_pending && !(ep_state & SET_DEQ_PENDING)
+			&& !(ep_state & EP_HALTED)) {
 		field = xhci_readl(xhci, db_addr) & DB_MASK;
 		xhci_writel(xhci, field | EPI_TO_DB(ep_index), db_addr);
 		/* Flush PCI posted writes - FIXME Matthew Wilcox says this
@@ -354,7 +363,7 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 		struct xhci_td *cur_td, struct xhci_dequeue_state *state)
 {
 	struct xhci_virt_device *dev = xhci->devs[slot_id];
-	struct xhci_ring *ep_ring = dev->ep_rings[ep_index];
+	struct xhci_ring *ep_ring = dev->eps[ep_index].ring;
 	struct xhci_generic_trb *trb;
 	struct xhci_ep_ctx *ep_ctx;
 	dma_addr_t addr;
@@ -362,7 +371,7 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 	state->new_cycle_state = 0;
 	xhci_dbg(xhci, "Finding segment containing stopped TRB.\n");
 	state->new_deq_seg = find_trb_seg(cur_td->start_seg,
-			ep_ring->stopped_trb,
+			dev->eps[ep_index].stopped_trb,
 			&state->new_cycle_state);
 	if (!state->new_deq_seg)
 		BUG();
@@ -442,9 +451,11 @@ static int queue_set_tr_deq(struct xhci_hcd *xhci, int slot_id,
 		union xhci_trb *deq_ptr, u32 cycle_state);
 
 void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
-		struct xhci_ring *ep_ring, unsigned int slot_id,
-		unsigned int ep_index, struct xhci_dequeue_state *deq_state)
+		unsigned int slot_id, unsigned int ep_index,
+		struct xhci_dequeue_state *deq_state)
 {
+	struct xhci_virt_ep *ep = &xhci->devs[slot_id]->eps[ep_index];
+
 	xhci_dbg(xhci, "Set TR Deq Ptr cmd, new deq seg = %p (0x%llx dma), "
 			"new deq ptr = %p (0x%llx dma), new cycle = %u\n",
 			deq_state->new_deq_seg,
@@ -461,8 +472,7 @@ void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
 	 * if the ring is running, and ringing the doorbell starts the
 	 * ring running.
 	 */
-	ep_ring->state |= SET_DEQ_PENDING;
-	xhci_ring_cmd_db(xhci);
+	ep->ep_state |= SET_DEQ_PENDING;
 }
 
 /*
@@ -481,6 +491,7 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 	unsigned int slot_id;
 	unsigned int ep_index;
 	struct xhci_ring *ep_ring;
+	struct xhci_virt_ep *ep;
 	struct list_head *entry;
 	struct xhci_td *cur_td = 0;
 	struct xhci_td *last_unlinked_td;
@@ -493,9 +504,10 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 	memset(&deq_state, 0, sizeof(deq_state));
 	slot_id = TRB_TO_SLOT_ID(trb->generic.field[3]);
 	ep_index = TRB_TO_EP_INDEX(trb->generic.field[3]);
-	ep_ring = xhci->devs[slot_id]->ep_rings[ep_index];
+	ep = &xhci->devs[slot_id]->eps[ep_index];
+	ep_ring = ep->ring;
 
-	if (list_empty(&ep_ring->cancelled_td_list))
+	if (list_empty(&ep->cancelled_td_list))
 		return;
 
 	/* Fix up the ep ring first, so HW stops executing cancelled TDs.
@@ -503,7 +515,7 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 	 * it.  We're also in the event handler, so we can't get re-interrupted
 	 * if another Stop Endpoint command completes
 	 */
-	list_for_each(entry, &ep_ring->cancelled_td_list) {
+	list_for_each(entry, &ep->cancelled_td_list) {
 		cur_td = list_entry(entry, struct xhci_td, cancelled_td_list);
 		xhci_dbg(xhci, "Cancelling TD starting at %p, 0x%llx (dma).\n",
 				cur_td->first_trb,
@@ -512,7 +524,7 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 		 * If we stopped on the TD we need to cancel, then we have to
 		 * move the xHC endpoint ring dequeue pointer past this TD.
 		 */
-		if (cur_td == ep_ring->stopped_td)
+		if (cur_td == ep->stopped_td)
 			xhci_find_new_dequeue_state(xhci, slot_id, ep_index, cur_td,
 					&deq_state);
 		else
@@ -523,14 +535,15 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 		 * the cancelled TD list for URB completion later.
 		 */
 		list_del(&cur_td->td_list);
-		ep_ring->cancels_pending--;
+		ep->cancels_pending--;
 	}
 	last_unlinked_td = cur_td;
 
 	/* If necessary, queue a Set Transfer Ring Dequeue Pointer command */
 	if (deq_state.new_deq_ptr && deq_state.new_deq_seg) {
-		xhci_queue_new_dequeue_state(xhci, ep_ring,
+		xhci_queue_new_dequeue_state(xhci,
 				slot_id, ep_index, &deq_state);
+		xhci_ring_cmd_db(xhci);
 	} else {
 		/* Otherwise just ring the doorbell to restart the ring */
 		ring_ep_doorbell(xhci, slot_id, ep_index);
@@ -543,7 +556,7 @@ static void handle_stopped_endpoint(struct xhci_hcd *xhci,
 	 * So stop when we've completed the URB for the last TD we unlinked.
 	 */
 	do {
-		cur_td = list_entry(ep_ring->cancelled_td_list.next,
+		cur_td = list_entry(ep->cancelled_td_list.next,
 				struct xhci_td, cancelled_td_list);
 		list_del(&cur_td->cancelled_td_list);
 
@@ -590,7 +603,7 @@ static void handle_set_deq_completion(struct xhci_hcd *xhci,
 	slot_id = TRB_TO_SLOT_ID(trb->generic.field[3]);
 	ep_index = TRB_TO_EP_INDEX(trb->generic.field[3]);
 	dev = xhci->devs[slot_id];
-	ep_ring = dev->ep_rings[ep_index];
+	ep_ring = dev->eps[ep_index].ring;
 	ep_ctx = xhci_get_ep_ctx(xhci, dev->out_ctx, ep_index);
 	slot_ctx = xhci_get_slot_ctx(xhci, dev->out_ctx);
 
@@ -634,7 +647,7 @@ static void handle_set_deq_completion(struct xhci_hcd *xhci,
 				ep_ctx->deq);
 	}
 
-	ep_ring->state &= ~SET_DEQ_PENDING;
+	dev->eps[ep_index].ep_state &= ~SET_DEQ_PENDING;
 	ring_ep_doorbell(xhci, slot_id, ep_index);
 }
 
@@ -644,18 +657,60 @@ static void handle_reset_ep_completion(struct xhci_hcd *xhci,
 {
 	int slot_id;
 	unsigned int ep_index;
+	struct xhci_ring *ep_ring;
 
 	slot_id = TRB_TO_SLOT_ID(trb->generic.field[3]);
 	ep_index = TRB_TO_EP_INDEX(trb->generic.field[3]);
+	ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
 	/* This command will only fail if the endpoint wasn't halted,
 	 * but we don't care.
 	 */
 	xhci_dbg(xhci, "Ignoring reset ep completion code of %u\n",
 			(unsigned int) GET_COMP_CODE(event->status));
 
-	/* Clear our internal halted state and restart the ring */
-	xhci->devs[slot_id]->ep_rings[ep_index]->state &= ~EP_HALTED;
-	ring_ep_doorbell(xhci, slot_id, ep_index);
+	/* HW with the reset endpoint quirk needs to have a configure endpoint
+	 * command complete before the endpoint can be used.  Queue that here
+	 * because the HW can't handle two commands being queued in a row.
+	 */
+	if (xhci->quirks & XHCI_RESET_EP_QUIRK) {
+		xhci_dbg(xhci, "Queueing configure endpoint command\n");
+		xhci_queue_configure_endpoint(xhci,
+				xhci->devs[slot_id]->in_ctx->dma, slot_id,
+				false);
+		xhci_ring_cmd_db(xhci);
+	} else {
+		/* Clear our internal halted state and restart the ring */
+		xhci->devs[slot_id]->eps[ep_index].ep_state &= ~EP_HALTED;
+		ring_ep_doorbell(xhci, slot_id, ep_index);
+	}
+}
+
+/* Check to see if a command in the device's command queue matches this one.
+ * Signal the completion or free the command, and return 1.  Return 0 if the
+ * completed command isn't at the head of the command list.
+ */
+static int handle_cmd_in_cmd_wait_list(struct xhci_hcd *xhci,
+		struct xhci_virt_device *virt_dev,
+		struct xhci_event_cmd *event)
+{
+	struct xhci_command *command;
+
+	if (list_empty(&virt_dev->cmd_list))
+		return 0;
+
+	command = list_entry(virt_dev->cmd_list.next,
+			struct xhci_command, cmd_list);
+	if (xhci->cmd_ring->dequeue != command->command_trb)
+		return 0;
+
+	command->status =
+		GET_COMP_CODE(event->status);
+	list_del(&command->cmd_list);
+	if (command->completion)
+		complete(command->completion);
+	else
+		xhci_free_command(xhci, command);
+	return 1;
 }
 
 static void handle_cmd_completion(struct xhci_hcd *xhci,
@@ -664,6 +719,11 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
 	int slot_id = TRB_TO_SLOT_ID(event->flags);
 	u64 cmd_dma;
 	dma_addr_t cmd_dequeue_dma;
+	struct xhci_input_control_ctx *ctrl_ctx;
+	struct xhci_virt_device *virt_dev;
+	unsigned int ep_index;
+	struct xhci_ring *ep_ring;
+	unsigned int ep_state;
 
 	cmd_dma = event->cmd_trb;
 	cmd_dequeue_dma = xhci_trb_virt_to_dma(xhci->cmd_ring->deq_seg,
@@ -691,6 +751,47 @@ static void handle_cmd_completion(struct xhci_hcd *xhci,
 			xhci_free_virt_device(xhci, slot_id);
 		break;
 	case TRB_TYPE(TRB_CONFIG_EP):
+		virt_dev = xhci->devs[slot_id];
+		if (handle_cmd_in_cmd_wait_list(xhci, virt_dev, event))
+			break;
+		/*
+		 * Configure endpoint commands can come from the USB core
+		 * configuration or alt setting changes, or because the HW
+		 * needed an extra configure endpoint command after a reset
+		 * endpoint command.  In the latter case, the xHCI driver is
+		 * not waiting on the configure endpoint command.
+		 */
+		ctrl_ctx = xhci_get_input_control_ctx(xhci,
+				virt_dev->in_ctx);
+		/* Input ctx add_flags are the endpoint index plus one */
+		ep_index = xhci_last_valid_endpoint(ctrl_ctx->add_flags) - 1;
+		ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
+		if (!ep_ring) {
+			/* This must have been an initial configure endpoint */
+			xhci->devs[slot_id]->cmd_status =
+				GET_COMP_CODE(event->status);
+			complete(&xhci->devs[slot_id]->cmd_completion);
+			break;
+		}
+		ep_state = xhci->devs[slot_id]->eps[ep_index].ep_state;
+		xhci_dbg(xhci, "Completed config ep cmd - last ep index = %d, "
+				"state = %d\n", ep_index, ep_state);
+		if (xhci->quirks & XHCI_RESET_EP_QUIRK &&
+				ep_state & EP_HALTED) {
+			/* Clear our internal halted state and restart ring */
+			xhci->devs[slot_id]->eps[ep_index].ep_state &=
+				~EP_HALTED;
+			ring_ep_doorbell(xhci, slot_id, ep_index);
+		} else {
+			xhci->devs[slot_id]->cmd_status =
+				GET_COMP_CODE(event->status);
+			complete(&xhci->devs[slot_id]->cmd_completion);
+		}
+		break;
+	case TRB_TYPE(TRB_EVAL_CONTEXT):
+		virt_dev = xhci->devs[slot_id];
+		if (handle_cmd_in_cmd_wait_list(xhci, virt_dev, event))
+			break;
 		xhci->devs[slot_id]->cmd_status = GET_COMP_CODE(event->status);
 		complete(&xhci->devs[slot_id]->cmd_completion);
 		break;
@@ -763,9 +864,11 @@ static struct xhci_segment *trb_in_td(
 	cur_seg = start_seg;
 
 	do {
+		if (start_dma == 0)
+			return 0;
 		/* We may get an event for a Link TRB in the middle of a TD */
 		end_seg_dma = xhci_trb_virt_to_dma(cur_seg,
-				&start_seg->trbs[TRBS_PER_SEGMENT - 1]);
+				&cur_seg->trbs[TRBS_PER_SEGMENT - 1]);
 		/* If the end TRB isn't in this segment, this is set to 0 */
 		end_trb_dma = xhci_trb_virt_to_dma(cur_seg, end_trb);
 
@@ -792,8 +895,9 @@ static struct xhci_segment *trb_in_td(
 		}
 		cur_seg = cur_seg->next;
 		start_dma = xhci_trb_virt_to_dma(cur_seg, &cur_seg->trbs[0]);
-	} while (1);
+	} while (cur_seg != start_seg);
 
+	return 0;
 }
 
 /*
@@ -805,7 +909,9 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 		struct xhci_transfer_event *event)
 {
 	struct xhci_virt_device *xdev;
+	struct xhci_virt_ep *ep;
 	struct xhci_ring *ep_ring;
+	unsigned int slot_id;
 	int ep_index;
 	struct xhci_td *td = 0;
 	dma_addr_t event_dma;
@@ -814,9 +920,11 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 	struct urb *urb = 0;
 	int status = -EINPROGRESS;
 	struct xhci_ep_ctx *ep_ctx;
+	u32 trb_comp_code;
 
 	xhci_dbg(xhci, "In %s\n", __func__);
-	xdev = xhci->devs[TRB_TO_SLOT_ID(event->flags)];
+	slot_id = TRB_TO_SLOT_ID(event->flags);
+	xdev = xhci->devs[slot_id];
 	if (!xdev) {
 		xhci_err(xhci, "ERROR Transfer event pointed to bad slot\n");
 		return -ENODEV;
@@ -825,7 +933,8 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 	/* Endpoint ID is 1 based, our index is zero based */
 	ep_index = TRB_TO_EP_ID(event->flags) - 1;
 	xhci_dbg(xhci, "%s - ep index = %d\n", __func__, ep_index);
-	ep_ring = xdev->ep_rings[ep_index];
+	ep = &xdev->eps[ep_index];
+	ep_ring = ep->ring;
 	ep_ctx = xhci_get_ep_ctx(xhci, xdev->out_ctx, ep_index);
 	if (!ep_ring || (ep_ctx->ep_info & EP_STATE_MASK) == EP_STATE_DISABLED) {
 		xhci_err(xhci, "ERROR Transfer event pointed to disabled endpoint\n");
@@ -870,7 +979,8 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			(unsigned int) event->flags);
 
 	/* Look for common error cases */
-	switch (GET_COMP_CODE(event->transfer_len)) {
+	trb_comp_code = GET_COMP_CODE(event->transfer_len);
+	switch (trb_comp_code) {
 	/* Skip codes that require special handling depending on
 	 * transfer type
 	 */
@@ -885,7 +995,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 		break;
 	case COMP_STALL:
 		xhci_warn(xhci, "WARN: Stalled endpoint\n");
-		ep_ring->state |= EP_HALTED;
+		ep->ep_state |= EP_HALTED;
 		status = -EPIPE;
 		break;
 	case COMP_TRB_ERR:
@@ -913,7 +1023,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 	/* Was this a control transfer? */
 	if (usb_endpoint_xfer_control(&td->urb->ep->desc)) {
 		xhci_debug_trb(xhci, xhci->event_ring->dequeue);
-		switch (GET_COMP_CODE(event->transfer_len)) {
+		switch (trb_comp_code) {
 		case COMP_SUCCESS:
 			if (event_trb == ep_ring->dequeue) {
 				xhci_warn(xhci, "WARN: Success on ctrl setup TRB without IOC set??\n");
@@ -928,8 +1038,37 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			break;
 		case COMP_SHORT_TX:
 			xhci_warn(xhci, "WARN: short transfer on control ep\n");
-			status = -EREMOTEIO;
+			if (td->urb->transfer_flags & URB_SHORT_NOT_OK)
+				status = -EREMOTEIO;
+			else
+				status = 0;
 			break;
+		case COMP_BABBLE:
+			/* The 0.96 spec says a babbling control endpoint
+			 * is not halted. The 0.96 spec says it is.  Some HW
+			 * claims to be 0.95 compliant, but it halts the control
+			 * endpoint anyway.  Check if a babble halted the
+			 * endpoint.
+			 */
+			if (ep_ctx->ep_info != EP_STATE_HALTED)
+				break;
+			/* else fall through */
+		case COMP_STALL:
+			/* Did we transfer part of the data (middle) phase? */
+			if (event_trb != ep_ring->dequeue &&
+					event_trb != td->last_trb)
+				td->urb->actual_length =
+					td->urb->transfer_buffer_length
+					- TRB_LEN(event->transfer_len);
+			else
+				td->urb->actual_length = 0;
+
+			ep->stopped_td = td;
+			ep->stopped_trb = event_trb;
+			xhci_queue_reset_ep(xhci, slot_id, ep_index);
+			xhci_cleanup_stalled_ring(xhci, td->urb->dev, ep_index);
+			xhci_ring_cmd_db(xhci);
+			goto td_cleanup;
 		default:
 			/* Others already handled above */
 			break;
@@ -943,7 +1082,10 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			if (event_trb == td->last_trb) {
 				if (td->urb->actual_length != 0) {
 					/* Don't overwrite a previously set error code */
-					if (status == -EINPROGRESS || status == 0)
+					if ((status == -EINPROGRESS ||
+								status == 0) &&
+							(td->urb->transfer_flags
+							 & URB_SHORT_NOT_OK))
 						/* Did we already see a short data stage? */
 						status = -EREMOTEIO;
 				} else {
@@ -952,7 +1094,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 				}
 			} else {
 			/* Maybe the event was for the data stage? */
-				if (GET_COMP_CODE(event->transfer_len) != COMP_STOP_INVAL) {
+				if (trb_comp_code != COMP_STOP_INVAL) {
 					/* We didn't stop on a link TRB in the middle */
 					td->urb->actual_length =
 						td->urb->transfer_buffer_length -
@@ -964,7 +1106,7 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			}
 		}
 	} else {
-		switch (GET_COMP_CODE(event->transfer_len)) {
+		switch (trb_comp_code) {
 		case COMP_SUCCESS:
 			/* Double check that the HW transferred everything. */
 			if (event_trb != td->last_trb) {
@@ -975,7 +1117,12 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 				else
 					status = 0;
 			} else {
-				xhci_dbg(xhci, "Successful bulk transfer!\n");
+				if (usb_endpoint_xfer_bulk(&td->urb->ep->desc))
+					xhci_dbg(xhci, "Successful bulk "
+							"transfer!\n");
+				else
+					xhci_dbg(xhci, "Successful interrupt "
+							"transfer!\n");
 				status = 0;
 			}
 			break;
@@ -1001,11 +1148,17 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 				td->urb->actual_length =
 					td->urb->transfer_buffer_length -
 					TRB_LEN(event->transfer_len);
-				if (td->urb->actual_length < 0) {
+				if (td->urb->transfer_buffer_length <
+						td->urb->actual_length) {
 					xhci_warn(xhci, "HC gave bad length "
 							"of %d bytes left\n",
 							TRB_LEN(event->transfer_len));
 					td->urb->actual_length = 0;
+					if (td->urb->transfer_flags &
+							URB_SHORT_NOT_OK)
+						status = -EREMOTEIO;
+					else
+						status = 0;
 				}
 				/* Don't overwrite a previously set error code */
 				if (status == -EINPROGRESS) {
@@ -1041,30 +1194,31 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			/* If the ring didn't stop on a Link or No-op TRB, add
 			 * in the actual bytes transferred from the Normal TRB
 			 */
-			if (GET_COMP_CODE(event->transfer_len) != COMP_STOP_INVAL)
+			if (trb_comp_code != COMP_STOP_INVAL)
 				td->urb->actual_length +=
 					TRB_LEN(cur_trb->generic.field[2]) -
 					TRB_LEN(event->transfer_len);
 		}
 	}
-	if (GET_COMP_CODE(event->transfer_len) == COMP_STOP_INVAL ||
-			GET_COMP_CODE(event->transfer_len) == COMP_STOP) {
+	if (trb_comp_code == COMP_STOP_INVAL ||
+			trb_comp_code == COMP_STOP) {
 		/* The Endpoint Stop Command completion will take care of any
 		 * stopped TDs.  A stopped TD may be restarted, so don't update
 		 * the ring dequeue pointer or take this TD off any lists yet.
 		 */
-		ep_ring->stopped_td = td;
-		ep_ring->stopped_trb = event_trb;
+		ep->stopped_td = td;
+		ep->stopped_trb = event_trb;
 	} else {
-		if (GET_COMP_CODE(event->transfer_len) == COMP_STALL) {
+		if (trb_comp_code == COMP_STALL ||
+				trb_comp_code == COMP_BABBLE) {
 			/* The transfer is completed from the driver's
 			 * perspective, but we need to issue a set dequeue
 			 * command for this stalled endpoint to move the dequeue
 			 * pointer past the TD.  We can't do that here because
 			 * the halt condition must be cleared first.
 			 */
-			ep_ring->stopped_td = td;
-			ep_ring->stopped_trb = event_trb;
+			ep->stopped_td = td;
+			ep->stopped_trb = event_trb;
 		} else {
 			/* Update ring dequeue pointer */
 			while (ep_ring->dequeue != td->last_trb)
@@ -1072,16 +1226,41 @@ static int handle_tx_event(struct xhci_hcd *xhci,
 			inc_deq(xhci, ep_ring, false);
 		}
 
+td_cleanup:
 		/* Clean up the endpoint's TD list */
 		urb = td->urb;
+		/* Do one last check of the actual transfer length.
+		 * If the host controller said we transferred more data than
+		 * the buffer length, urb->actual_length will be a very big
+		 * number (since it's unsigned).  Play it safe and say we didn't
+		 * transfer anything.
+		 */
+		if (urb->actual_length > urb->transfer_buffer_length) {
+			xhci_warn(xhci, "URB transfer length is wrong, "
+					"xHC issue? req. len = %u, "
+					"act. len = %u\n",
+					urb->transfer_buffer_length,
+					urb->actual_length);
+			urb->actual_length = 0;
+			if (td->urb->transfer_flags & URB_SHORT_NOT_OK)
+				status = -EREMOTEIO;
+			else
+				status = 0;
+		}
 		list_del(&td->td_list);
 		/* Was this TD slated to be cancelled but completed anyway? */
 		if (!list_empty(&td->cancelled_td_list)) {
 			list_del(&td->cancelled_td_list);
-			ep_ring->cancels_pending--;
+			ep->cancels_pending--;
 		}
-		/* Leave the TD around for the reset endpoint function to use */
-		if (GET_COMP_CODE(event->transfer_len) != COMP_STALL) {
+		/* Leave the TD around for the reset endpoint function to use
+		 * (but only if it's not a control endpoint, since we already
+		 * queued the Set TR dequeue pointer command for stalled
+		 * control endpoints).
+		 */
+		if (usb_endpoint_xfer_control(&urb->ep->desc) ||
+			(trb_comp_code != COMP_STALL &&
+				trb_comp_code != COMP_BABBLE)) {
 			kfree(td);
 		}
 		urb->hcpriv = NULL;
@@ -1094,7 +1273,7 @@ cleanup:
 	if (urb) {
 		usb_hcd_unlink_urb_from_ep(xhci_to_hcd(xhci), urb);
 		xhci_dbg(xhci, "Giveback URB %p, len = %d, status = %d\n",
-				urb, td->urb->actual_length, status);
+				urb, urb->actual_length, status);
 		spin_unlock(&xhci->lock);
 		usb_hcd_giveback_urb(xhci_to_hcd(xhci), urb, status);
 		spin_lock(&xhci->lock);
@@ -1235,7 +1414,7 @@ static int prepare_transfer(struct xhci_hcd *xhci,
 {
 	int ret;
 	struct xhci_ep_ctx *ep_ctx = xhci_get_ep_ctx(xhci, xdev->out_ctx, ep_index);
-	ret = prepare_ring(xhci, xdev->ep_rings[ep_index],
+	ret = prepare_ring(xhci, xdev->eps[ep_index].ring,
 			ep_ctx->ep_info & EP_STATE_MASK,
 			num_trbs, mem_flags);
 	if (ret)
@@ -1255,9 +1434,9 @@ static int prepare_transfer(struct xhci_hcd *xhci,
 	(*td)->urb = urb;
 	urb->hcpriv = (void *) (*td);
 	/* Add this TD to the tail of the endpoint ring's TD list */
-	list_add_tail(&(*td)->td_list, &xdev->ep_rings[ep_index]->td_list);
-	(*td)->start_seg = xdev->ep_rings[ep_index]->enq_seg;
-	(*td)->first_trb = xdev->ep_rings[ep_index]->enqueue;
+	list_add_tail(&(*td)->td_list, &xdev->eps[ep_index].ring->td_list);
+	(*td)->start_seg = xdev->eps[ep_index].ring->enq_seg;
+	(*td)->first_trb = xdev->eps[ep_index].ring->enqueue;
 
 	return 0;
 }
@@ -1335,6 +1514,47 @@ static void giveback_first_trb(struct xhci_hcd *xhci, int slot_id,
 	ring_ep_doorbell(xhci, slot_id, ep_index);
 }
 
+/*
+ * xHCI uses normal TRBs for both bulk and interrupt.  When the interrupt
+ * endpoint is to be serviced, the xHC will consume (at most) one TD.  A TD
+ * (comprised of sg list entries) can take several service intervals to
+ * transmit.
+ */
+int xhci_queue_intr_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
+		struct urb *urb, int slot_id, unsigned int ep_index)
+{
+	struct xhci_ep_ctx *ep_ctx = xhci_get_ep_ctx(xhci,
+			xhci->devs[slot_id]->out_ctx, ep_index);
+	int xhci_interval;
+	int ep_interval;
+
+	xhci_interval = EP_INTERVAL_TO_UFRAMES(ep_ctx->ep_info);
+	ep_interval = urb->interval;
+	/* Convert to microframes */
+	if (urb->dev->speed == USB_SPEED_LOW ||
+			urb->dev->speed == USB_SPEED_FULL)
+		ep_interval *= 8;
+	/* FIXME change this to a warning and a suggestion to use the new API
+	 * to set the polling interval (once the API is added).
+	 */
+	if (xhci_interval != ep_interval) {
+		if (!printk_ratelimit())
+			dev_dbg(&urb->dev->dev, "Driver uses different interval"
+					" (%d microframe%s) than xHCI "
+					"(%d microframe%s)\n",
+					ep_interval,
+					ep_interval == 1 ? "" : "s",
+					xhci_interval,
+					xhci_interval == 1 ? "" : "s");
+		urb->interval = xhci_interval;
+		/* Convert back to frames for LS/FS devices */
+		if (urb->dev->speed == USB_SPEED_LOW ||
+				urb->dev->speed == USB_SPEED_FULL)
+			urb->interval /= 8;
+	}
+	return xhci_queue_bulk_tx(xhci, GFP_ATOMIC, urb, slot_id, ep_index);
+}
+
 static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 		struct urb *urb, int slot_id, unsigned int ep_index)
 {
@@ -1350,7 +1570,7 @@ static int queue_bulk_sg_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	struct xhci_generic_trb *start_trb;
 	int start_cycle;
 
-	ep_ring = xhci->devs[slot_id]->ep_rings[ep_index];
+	ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
 	num_trbs = count_sg_trbs_needed(xhci, urb);
 	num_sgs = urb->num_sgs;
 
@@ -1483,7 +1703,7 @@ int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	if (urb->sg)
 		return queue_bulk_sg_tx(xhci, mem_flags, urb, slot_id, ep_index);
 
-	ep_ring = xhci->devs[slot_id]->ep_rings[ep_index];
+	ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
 
 	num_trbs = 0;
 	/* How much data is (potentially) left before the 64KB boundary? */
@@ -1594,7 +1814,7 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 	u32 field, length_field;
 	struct xhci_td *td;
 
-	ep_ring = xhci->devs[slot_id]->ep_rings[ep_index];
+	ep_ring = xhci->devs[slot_id]->eps[ep_index].ring;
 
 	/*
 	 * Need to copy setup packet into setup TRB, so we can't use the setup
@@ -1677,12 +1897,27 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags,
 
 /****		Command Ring Operations		****/
 
-/* Generic function for queueing a command TRB on the command ring */
-static int queue_command(struct xhci_hcd *xhci, u32 field1, u32 field2, u32 field3, u32 field4)
+/* Generic function for queueing a command TRB on the command ring.
+ * Check to make sure there's room on the command ring for one command TRB.
+ * Also check that there's room reserved for commands that must not fail.
+ * If this is a command that must not fail, meaning command_must_succeed = TRUE,
+ * then only check for the number of reserved spots.
+ * Don't decrement xhci->cmd_ring_reserved_trbs after we've queued the TRB
+ * because the command event handler may want to resubmit a failed command.
+ */
+static int queue_command(struct xhci_hcd *xhci, u32 field1, u32 field2,
+		u32 field3, u32 field4, bool command_must_succeed)
 {
-	if (!room_on_ring(xhci, xhci->cmd_ring, 1)) {
+	int reserved_trbs = xhci->cmd_ring_reserved_trbs;
+	if (!command_must_succeed)
+		reserved_trbs++;
+
+	if (!room_on_ring(xhci, xhci->cmd_ring, reserved_trbs)) {
 		if (!in_interrupt())
 			xhci_err(xhci, "ERR: No room for command on command ring\n");
+		if (command_must_succeed)
+			xhci_err(xhci, "ERR: Reserved TRB counting for "
+					"unfailable commands failed.\n");
 		return -ENOMEM;
 	}
 	queue_trb(xhci, xhci->cmd_ring, false, field1, field2, field3,
@@ -1693,7 +1928,7 @@ static int queue_command(struct xhci_hcd *xhci, u32 field1, u32 field2, u32 fiel
 /* Queue a no-op command on the command ring */
 static int queue_cmd_noop(struct xhci_hcd *xhci)
 {
-	return queue_command(xhci, 0, 0, 0, TRB_TYPE(TRB_CMD_NOOP));
+	return queue_command(xhci, 0, 0, 0, TRB_TYPE(TRB_CMD_NOOP), false);
 }
 
 /*
@@ -1712,7 +1947,7 @@ void *xhci_setup_one_noop(struct xhci_hcd *xhci)
 int xhci_queue_slot_control(struct xhci_hcd *xhci, u32 trb_type, u32 slot_id)
 {
 	return queue_command(xhci, 0, 0, 0,
-			TRB_TYPE(trb_type) | SLOT_ID_FOR_TRB(slot_id));
+			TRB_TYPE(trb_type) | SLOT_ID_FOR_TRB(slot_id), false);
 }
 
 /* Queue an address device command TRB */
@@ -1721,16 +1956,28 @@ int xhci_queue_address_device(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
 {
 	return queue_command(xhci, lower_32_bits(in_ctx_ptr),
 			upper_32_bits(in_ctx_ptr), 0,
-			TRB_TYPE(TRB_ADDR_DEV) | SLOT_ID_FOR_TRB(slot_id));
+			TRB_TYPE(TRB_ADDR_DEV) | SLOT_ID_FOR_TRB(slot_id),
+			false);
 }
 
 /* Queue a configure endpoint command TRB */
 int xhci_queue_configure_endpoint(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
+		u32 slot_id, bool command_must_succeed)
+{
+	return queue_command(xhci, lower_32_bits(in_ctx_ptr),
+			upper_32_bits(in_ctx_ptr), 0,
+			TRB_TYPE(TRB_CONFIG_EP) | SLOT_ID_FOR_TRB(slot_id),
+			command_must_succeed);
+}
+
+/* Queue an evaluate context command TRB */
+int xhci_queue_evaluate_context(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
 		u32 slot_id)
 {
 	return queue_command(xhci, lower_32_bits(in_ctx_ptr),
 			upper_32_bits(in_ctx_ptr), 0,
-			TRB_TYPE(TRB_CONFIG_EP) | SLOT_ID_FOR_TRB(slot_id));
+			TRB_TYPE(TRB_EVAL_CONTEXT) | SLOT_ID_FOR_TRB(slot_id),
+			false);
 }
 
 int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, int slot_id,
@@ -1741,7 +1988,7 @@ int xhci_queue_stop_endpoint(struct xhci_hcd *xhci, int slot_id,
 	u32 type = TRB_TYPE(TRB_STOP_RING);
 
 	return queue_command(xhci, 0, 0, 0,
-			trb_slot_id | trb_ep_index | type);
+			trb_slot_id | trb_ep_index | type, false);
 }
 
 /* Set Transfer Ring Dequeue Pointer command.
@@ -1765,7 +2012,7 @@ static int queue_set_tr_deq(struct xhci_hcd *xhci, int slot_id,
 	}
 	return queue_command(xhci, lower_32_bits(addr) | cycle_state,
 			upper_32_bits(addr), 0,
-			trb_slot_id | trb_ep_index | type);
+			trb_slot_id | trb_ep_index | type, false);
 }
 
 int xhci_queue_reset_ep(struct xhci_hcd *xhci, int slot_id,
@@ -1775,5 +2022,6 @@ int xhci_queue_reset_ep(struct xhci_hcd *xhci, int slot_id,
 	u32 trb_ep_index = EP_ID_FOR_TRB(ep_index);
 	u32 type = TRB_TYPE(TRB_RESET_EP);
 
-	return queue_command(xhci, 0, 0, 0, trb_slot_id | trb_ep_index | type);
+	return queue_command(xhci, 0, 0, 0, trb_slot_id | trb_ep_index | type,
+			false);
 }
diff --git a/drivers/usb/host/xhci.h b/drivers/usb/host/xhci.h
index d31d32206ba3..4b254b6fa245 100644
--- a/drivers/usb/host/xhci.h
+++ b/drivers/usb/host/xhci.h
@@ -509,6 +509,8 @@ struct xhci_slot_ctx {
 #define MAX_EXIT	(0xffff)
 /* Root hub port number that is needed to access the USB device */
 #define ROOT_HUB_PORT(p)	(((p) & 0xff) << 16)
+/* Maximum number of ports under a hub device */
+#define XHCI_MAX_PORTS(p)	(((p) & 0xff) << 24)
 
 /* tt_info bitmasks */
 /*
@@ -522,6 +524,7 @@ struct xhci_slot_ctx {
  * '0' if the device is not low or full speed.
  */
 #define TT_PORT		(0xff << 8)
+#define TT_THINK_TIME(p)	(((p) & 0x3) << 16)
 
 /* dev_state bitmasks */
 /* USB device address - assigned by the HC */
@@ -581,6 +584,7 @@ struct xhci_ep_ctx {
 /* bit 15 is Linear Stream Array */
 /* Interval - period between requests to an endpoint - 125u increments. */
 #define EP_INTERVAL(p)		((p & 0xff) << 16)
+#define EP_INTERVAL_TO_UFRAMES(p)		(1 << (((p) >> 16) & 0xff))
 
 /* ep_info2 bitmasks */
 /*
@@ -589,6 +593,7 @@ struct xhci_ep_ctx {
  */
 #define	FORCE_EVENT	(0x1)
 #define ERROR_COUNT(p)	(((p) & 0x3) << 1)
+#define CTX_TO_EP_TYPE(p)	(((p) >> 3) & 0x7)
 #define EP_TYPE(p)	((p) << 3)
 #define ISOC_OUT_EP	1
 #define BULK_OUT_EP	2
@@ -601,6 +606,8 @@ struct xhci_ep_ctx {
 /* bit 7 is Host Initiate Disable - for disabling stream selection */
 #define MAX_BURST(p)	(((p)&0xff) << 8)
 #define MAX_PACKET(p)	(((p)&0xffff) << 16)
+#define MAX_PACKET_MASK		(0xffff << 16)
+#define MAX_PACKET_DECODED(p)	(((p) >> 16) & 0xffff)
 
 
 /**
@@ -616,11 +623,44 @@ struct xhci_input_control_ctx {
 	u32	rsvd2[6];
 };
 
+/* Represents everything that is needed to issue a command on the command ring.
+ * It's useful to pre-allocate these for commands that cannot fail due to
+ * out-of-memory errors, like freeing streams.
+ */
+struct xhci_command {
+	/* Input context for changing device state */
+	struct xhci_container_ctx	*in_ctx;
+	u32				status;
+	/* If completion is null, no one is waiting on this command
+	 * and the structure can be freed after the command completes.
+	 */
+	struct completion		*completion;
+	union xhci_trb			*command_trb;
+	struct list_head		cmd_list;
+};
+
 /* drop context bitmasks */
 #define	DROP_EP(x)	(0x1 << x)
 /* add context bitmasks */
 #define	ADD_EP(x)	(0x1 << x)
 
+struct xhci_virt_ep {
+	struct xhci_ring		*ring;
+	/* Temporary storage in case the configure endpoint command fails and we
+	 * have to restore the device state to the previous state
+	 */
+	struct xhci_ring		*new_ring;
+	unsigned int			ep_state;
+#define SET_DEQ_PENDING		(1 << 0)
+#define EP_HALTED		(1 << 1)
+	/* ----  Related to URB cancellation ---- */
+	struct list_head	cancelled_td_list;
+	unsigned int		cancels_pending;
+	/* The TRB that was last reported in a stopped endpoint ring */
+	union xhci_trb		*stopped_trb;
+	struct xhci_td		*stopped_td;
+};
+
 struct xhci_virt_device {
 	/*
 	 * Commands to the hardware are passed an "input context" that
@@ -633,16 +673,11 @@ struct xhci_virt_device {
 	struct xhci_container_ctx       *out_ctx;
 	/* Used for addressing devices and configuration changes */
 	struct xhci_container_ctx       *in_ctx;
-
-	/* FIXME when stream support is added */
-	struct xhci_ring		*ep_rings[31];
-	/* Temporary storage in case the configure endpoint command fails and we
-	 * have to restore the device state to the previous state
-	 */
-	struct xhci_ring		*new_ep_rings[31];
+	struct xhci_virt_ep		eps[31];
 	struct completion		cmd_completion;
 	/* Status of the last command issued for this device */
 	u32				cmd_status;
+	struct list_head		cmd_list;
 };
 
 
@@ -905,6 +940,8 @@ union xhci_trb {
  * It must also be greater than 16.
  */
 #define TRBS_PER_SEGMENT	64
+/* Allow two commands + a link TRB, along with any reserved command TRBs */
+#define MAX_RSVD_CMD_TRBS	(TRBS_PER_SEGMENT - 3)
 #define SEGMENT_SIZE		(TRBS_PER_SEGMENT*16)
 /* TRB buffer pointers can't cross 64KB boundaries */
 #define TRB_MAX_BUFF_SHIFT		16
@@ -926,6 +963,12 @@ struct xhci_td {
 	union xhci_trb		*last_trb;
 };
 
+struct xhci_dequeue_state {
+	struct xhci_segment *new_deq_seg;
+	union xhci_trb *new_deq_ptr;
+	int new_cycle_state;
+};
+
 struct xhci_ring {
 	struct xhci_segment	*first_seg;
 	union  xhci_trb		*enqueue;
@@ -935,15 +978,6 @@ struct xhci_ring {
 	struct xhci_segment	*deq_seg;
 	unsigned int		deq_updates;
 	struct list_head	td_list;
-	/* ----  Related to URB cancellation ---- */
-	struct list_head	cancelled_td_list;
-	unsigned int		cancels_pending;
-	unsigned int		state;
-#define SET_DEQ_PENDING		(1 << 0)
-#define EP_HALTED		(1 << 1)
-	/* The TRB that was last reported in a stopped endpoint ring */
-	union xhci_trb		*stopped_trb;
-	struct xhci_td		*stopped_td;
 	/*
 	 * Write the cycle state into the TRB cycle field to give ownership of
 	 * the TRB to the host controller (if we are the producer), or to check
@@ -952,12 +986,6 @@ struct xhci_ring {
 	u32			cycle_state;
 };
 
-struct xhci_dequeue_state {
-	struct xhci_segment *new_deq_seg;
-	union xhci_trb *new_deq_ptr;
-	int new_cycle_state;
-};
-
 struct xhci_erst_entry {
 	/* 64-bit event ring segment address */
 	u64	seg_addr;
@@ -1034,6 +1062,7 @@ struct xhci_hcd {
 	/* data structures */
 	struct xhci_device_context_array *dcbaa;
 	struct xhci_ring	*cmd_ring;
+	unsigned int		cmd_ring_reserved_trbs;
 	struct xhci_ring	*event_ring;
 	struct xhci_erst	erst;
 	/* Scratchpad */
@@ -1058,6 +1087,9 @@ struct xhci_hcd {
 	int			noops_submitted;
 	int			noops_handled;
 	int			error_bitmask;
+	unsigned int		quirks;
+#define	XHCI_LINK_TRB_QUIRK	(1 << 0)
+#define XHCI_RESET_EP_QUIRK	(1 << 1)
 };
 
 /* For testing purposes */
@@ -1136,6 +1168,13 @@ static inline void xhci_write_64(struct xhci_hcd *xhci,
 	writel(val_hi, ptr + 1);
 }
 
+static inline int xhci_link_trb_quirk(struct xhci_hcd *xhci)
+{
+	u32 temp = xhci_readl(xhci, &xhci->cap_regs->hc_capbase);
+	return ((HC_VERSION(temp) == 0x95) &&
+			(xhci->quirks & XHCI_LINK_TRB_QUIRK));
+}
+
 /* xHCI debugging */
 void xhci_print_ir_set(struct xhci_hcd *xhci, struct xhci_intr_reg *ir_set, int set_num);
 void xhci_print_registers(struct xhci_hcd *xhci);
@@ -1150,7 +1189,7 @@ void xhci_dbg_cmd_ptrs(struct xhci_hcd *xhci);
 void xhci_dbg_ring_ptrs(struct xhci_hcd *xhci, struct xhci_ring *ring);
 void xhci_dbg_ctx(struct xhci_hcd *xhci, struct xhci_container_ctx *ctx, unsigned int last_ep);
 
-/* xHCI memory managment */
+/* xHCI memory management */
 void xhci_mem_cleanup(struct xhci_hcd *xhci);
 int xhci_mem_init(struct xhci_hcd *xhci, gfp_t flags);
 void xhci_free_virt_device(struct xhci_hcd *xhci, int slot_id);
@@ -1158,11 +1197,24 @@ int xhci_alloc_virt_device(struct xhci_hcd *xhci, int slot_id, struct usb_device
 int xhci_setup_addressable_virt_dev(struct xhci_hcd *xhci, struct usb_device *udev);
 unsigned int xhci_get_endpoint_index(struct usb_endpoint_descriptor *desc);
 unsigned int xhci_get_endpoint_flag(struct usb_endpoint_descriptor *desc);
+unsigned int xhci_get_endpoint_flag_from_index(unsigned int ep_index);
+unsigned int xhci_last_valid_endpoint(u32 added_ctxs);
 void xhci_endpoint_zero(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev, struct usb_host_endpoint *ep);
+void xhci_endpoint_copy(struct xhci_hcd *xhci,
+		struct xhci_container_ctx *in_ctx,
+		struct xhci_container_ctx *out_ctx,
+		unsigned int ep_index);
+void xhci_slot_copy(struct xhci_hcd *xhci,
+		struct xhci_container_ctx *in_ctx,
+		struct xhci_container_ctx *out_ctx);
 int xhci_endpoint_init(struct xhci_hcd *xhci, struct xhci_virt_device *virt_dev,
 		struct usb_device *udev, struct usb_host_endpoint *ep,
 		gfp_t mem_flags);
 void xhci_ring_free(struct xhci_hcd *xhci, struct xhci_ring *ring);
+struct xhci_command *xhci_alloc_command(struct xhci_hcd *xhci,
+		bool allocate_completion, gfp_t mem_flags);
+void xhci_free_command(struct xhci_hcd *xhci,
+		struct xhci_command *command);
 
 #ifdef CONFIG_PCI
 /* xHCI PCI glue */
@@ -1182,6 +1234,8 @@ irqreturn_t xhci_irq(struct usb_hcd *hcd);
 int xhci_alloc_dev(struct usb_hcd *hcd, struct usb_device *udev);
 void xhci_free_dev(struct usb_hcd *hcd, struct usb_device *udev);
 int xhci_address_device(struct usb_hcd *hcd, struct usb_device *udev);
+int xhci_update_hub_device(struct usb_hcd *hcd, struct usb_device *hdev,
+			struct usb_tt *tt, gfp_t mem_flags);
 int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flags);
 int xhci_urb_dequeue(struct usb_hcd *hcd, struct urb *urb, int status);
 int xhci_add_endpoint(struct usb_hcd *hcd, struct usb_device *udev, struct usb_host_endpoint *ep);
@@ -1205,7 +1259,11 @@ int xhci_queue_ctrl_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
 		int slot_id, unsigned int ep_index);
 int xhci_queue_bulk_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
 		int slot_id, unsigned int ep_index);
+int xhci_queue_intr_tx(struct xhci_hcd *xhci, gfp_t mem_flags, struct urb *urb,
+		int slot_id, unsigned int ep_index);
 int xhci_queue_configure_endpoint(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
+		u32 slot_id, bool command_must_succeed);
+int xhci_queue_evaluate_context(struct xhci_hcd *xhci, dma_addr_t in_ctx_ptr,
 		u32 slot_id);
 int xhci_queue_reset_ep(struct xhci_hcd *xhci, int slot_id,
 		unsigned int ep_index);
@@ -1213,8 +1271,13 @@ void xhci_find_new_dequeue_state(struct xhci_hcd *xhci,
 		unsigned int slot_id, unsigned int ep_index,
 		struct xhci_td *cur_td, struct xhci_dequeue_state *state);
 void xhci_queue_new_dequeue_state(struct xhci_hcd *xhci,
-		struct xhci_ring *ep_ring, unsigned int slot_id,
-		unsigned int ep_index, struct xhci_dequeue_state *deq_state);
+		unsigned int slot_id, unsigned int ep_index,
+		struct xhci_dequeue_state *deq_state);
+void xhci_cleanup_stalled_ring(struct xhci_hcd *xhci,
+		struct usb_device *udev, unsigned int ep_index);
+void xhci_queue_config_ep_quirk(struct xhci_hcd *xhci,
+		unsigned int slot_id, unsigned int ep_index,
+		struct xhci_dequeue_state *deq_state);
 
 /* xHCI roothub code */
 int xhci_hub_control(struct usb_hcd *hcd, u16 typeReq, u16 wValue, u16 wIndex,
diff --git a/drivers/usb/image/microtek.c b/drivers/usb/image/microtek.c
index 4541dfcea88f..459a7287fe01 100644
--- a/drivers/usb/image/microtek.c
+++ b/drivers/usb/image/microtek.c
@@ -653,33 +653,6 @@ static struct scsi_host_template mts_scsi_host_template = {
 	.max_sectors=		256, /* 128 K */
 };
 
-struct vendor_product
-{
-	char* name;
-	enum
-	{
-		mts_sup_unknown=0,
-		mts_sup_alpha,
-		mts_sup_full
-	}
-	support_status;
-} ;
-
-
-/* These are taken from the msmUSB.inf file on the Windows driver CD */
-static const struct vendor_product mts_supported_products[] =
-{
-	{ "Phantom 336CX",	mts_sup_unknown},
-	{ "Phantom 336CX",	mts_sup_unknown},
-	{ "Scanmaker X6",	mts_sup_alpha},
-	{ "Phantom C6",		mts_sup_unknown},
-	{ "Phantom 336CX",	mts_sup_unknown},
-	{ "ScanMaker V6USL",	mts_sup_unknown},
-	{ "ScanMaker V6USL",	mts_sup_unknown},
-	{ "Scanmaker V6UL",	mts_sup_unknown},
-	{ "Scanmaker V6UPL",	mts_sup_alpha},
-};
-
 /* The entries of microtek_table must correspond, line-by-line to
    the entries of mts_supported_products[]. */
 
@@ -711,7 +684,6 @@ static int mts_usb_probe(struct usb_interface *intf,
 	int err_retval = -ENOMEM;
 
 	struct mts_desc * new_desc;
-	struct vendor_product const* p;
 	struct usb_device *dev = interface_to_usbdev (intf);
 
 	/* the current altsetting on the interface we're probing */
@@ -726,15 +698,6 @@ static int mts_usb_probe(struct usb_interface *intf,
 
 	MTS_DEBUG_GOT_HERE();
 
-	p = &mts_supported_products[id - mts_usb_ids];
-
-	MTS_DEBUG_GOT_HERE();
-
-	MTS_DEBUG( "found model %s\n", p->name );
-	if ( p->support_status != mts_sup_full )
-		MTS_MESSAGE( "model %s is not known to be fully supported, reports welcome!\n",
-			     p->name );
-
 	/* the current altsetting on the interface we're probing */
 	altsetting = intf->cur_altsetting;
 
diff --git a/drivers/usb/misc/idmouse.c b/drivers/usb/misc/idmouse.c
index 6da8887538c7..1337a9ce80b9 100644
--- a/drivers/usb/misc/idmouse.c
+++ b/drivers/usb/misc/idmouse.c
@@ -96,6 +96,8 @@ static int idmouse_probe(struct usb_interface *interface,
 				const struct usb_device_id *id);
 
 static void idmouse_disconnect(struct usb_interface *interface);
+static int idmouse_suspend(struct usb_interface *intf, pm_message_t message);
+static int idmouse_resume(struct usb_interface *intf);
 
 /* file operation pointers */
 static const struct file_operations idmouse_fops = {
@@ -117,7 +119,11 @@ static struct usb_driver idmouse_driver = {
 	.name = DRIVER_SHORT,
 	.probe = idmouse_probe,
 	.disconnect = idmouse_disconnect,
+	.suspend = idmouse_suspend,
+	.resume = idmouse_resume,
+	.reset_resume = idmouse_resume,
 	.id_table = idmouse_table,
+	.supports_autosuspend = 1,
 };
 
 static int idmouse_create_image(struct usb_idmouse *dev)
@@ -197,6 +203,17 @@ reset:
 	return result;
 }
 
+/* PM operations are nops as this driver does IO only during open() */
+static int idmouse_suspend(struct usb_interface *intf, pm_message_t message)
+{
+	return 0;
+}
+
+static int idmouse_resume(struct usb_interface *intf)
+{
+	return 0;
+}
+
 static inline void idmouse_delete(struct usb_idmouse *dev)
 {
 	kfree(dev->bulk_in_buffer);
@@ -235,9 +252,13 @@ static int idmouse_open(struct inode *inode, struct file *file)
 	} else {
 
 		/* create a new image and check for success */
+		result = usb_autopm_get_interface(interface);
+		if (result)
+			goto error;
 		result = idmouse_create_image (dev);
 		if (result)
 			goto error;
+		usb_autopm_put_interface(interface);
 
 		/* increment our usage count for the driver */
 		++dev->open;
diff --git a/drivers/usb/misc/iowarrior.c b/drivers/usb/misc/iowarrior.c
index 90e1a8dedfa9..e75bb87ee92b 100644
--- a/drivers/usb/misc/iowarrior.c
+++ b/drivers/usb/misc/iowarrior.c
@@ -727,7 +727,7 @@ static const struct file_operations iowarrior_fops = {
 	.poll = iowarrior_poll,
 };
 
-static char *iowarrior_nodename(struct device *dev)
+static char *iowarrior_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
 }
@@ -738,7 +738,7 @@ static char *iowarrior_nodename(struct device *dev)
  */
 static struct usb_class_driver iowarrior_class = {
 	.name = "iowarrior%d",
-	.nodename = iowarrior_nodename,
+	.devnode = iowarrior_devnode,
 	.fops = &iowarrior_fops,
 	.minor_base = IOWARRIOR_MINOR_BASE,
 };
diff --git a/drivers/usb/misc/ldusb.c b/drivers/usb/misc/ldusb.c
index ad4fb15b5dcb..90f130126c10 100644
--- a/drivers/usb/misc/ldusb.c
+++ b/drivers/usb/misc/ldusb.c
@@ -412,6 +412,9 @@ static unsigned int ld_usb_poll(struct file *file, poll_table *wait)
 
 	dev = file->private_data;
 
+	if (!dev->intf)
+		return POLLERR | POLLHUP;
+
 	poll_wait(file, &dev->read_wait, wait);
 	poll_wait(file, &dev->write_wait, wait);
 
@@ -767,6 +770,9 @@ static void ld_usb_disconnect(struct usb_interface *intf)
 		ld_usb_delete(dev);
 	} else {
 		dev->intf = NULL;
+		/* wake up pollers */
+		wake_up_interruptible_all(&dev->read_wait);
+		wake_up_interruptible_all(&dev->write_wait);
 		mutex_unlock(&dev->mutex);
 	}
 
diff --git a/drivers/usb/misc/legousbtower.c b/drivers/usb/misc/legousbtower.c
index c1e2433f640d..faa6d623de78 100644
--- a/drivers/usb/misc/legousbtower.c
+++ b/drivers/usb/misc/legousbtower.c
@@ -266,7 +266,7 @@ static const struct file_operations tower_fops = {
 	.llseek =	tower_llseek,
 };
 
-static char *legousbtower_nodename(struct device *dev)
+static char *legousbtower_devnode(struct device *dev, mode_t *mode)
 {
 	return kasprintf(GFP_KERNEL, "usb/%s", dev_name(dev));
 }
@@ -277,7 +277,7 @@ static char *legousbtower_nodename(struct device *dev)
  */
 static struct usb_class_driver tower_class = {
 	.name =		"legousbtower%d",
-	.nodename = 	legousbtower_nodename,
+	.devnode = 	legousbtower_devnode,
 	.fops =		&tower_fops,
 	.minor_base =	LEGO_USB_TOWER_MINOR_BASE,
 };
@@ -552,6 +552,9 @@ static unsigned int tower_poll (struct file *file, poll_table *wait)
 
 	dev = file->private_data;
 
+	if (!dev->udev)
+		return POLLERR | POLLHUP;
+
 	poll_wait(file, &dev->read_wait, wait);
 	poll_wait(file, &dev->write_wait, wait);
 
@@ -1025,6 +1028,9 @@ static void tower_disconnect (struct usb_interface *interface)
 		tower_delete (dev);
 	} else {
 		dev->udev = NULL;
+		/* wake up pollers */
+		wake_up_interruptible_all(&dev->read_wait);
+		wake_up_interruptible_all(&dev->write_wait);
 		mutex_unlock(&dev->lock);
 	}
 
diff --git a/drivers/usb/misc/rio500.c b/drivers/usb/misc/rio500.c
index d645f3899fe1..32d0199d0c32 100644
--- a/drivers/usb/misc/rio500.c
+++ b/drivers/usb/misc/rio500.c
@@ -429,8 +429,7 @@ read_rio(struct file *file, char __user *buffer, size_t count, loff_t * ppos)
 	return read_count;
 }
 
-static struct
-file_operations usb_rio_fops = {
+static const struct file_operations usb_rio_fops = {
 	.owner =	THIS_MODULE,
 	.read =		read_rio,
 	.write =	write_rio,
diff --git a/drivers/usb/misc/sisusbvga/sisusb.c b/drivers/usb/misc/sisusbvga/sisusb.c
index b4ec716de7da..0025847743f3 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.c
+++ b/drivers/usb/misc/sisusbvga/sisusb.c
@@ -79,14 +79,12 @@ sisusb_free_buffers(struct sisusb_usb_data *sisusb)
 
 	for (i = 0; i < NUMOBUFS; i++) {
 		if (sisusb->obuf[i]) {
-			usb_buffer_free(sisusb->sisusb_dev, sisusb->obufsize,
-				sisusb->obuf[i], sisusb->transfer_dma_out[i]);
+			kfree(sisusb->obuf[i]);
 			sisusb->obuf[i] = NULL;
 		}
 	}
 	if (sisusb->ibuf) {
-		usb_buffer_free(sisusb->sisusb_dev, sisusb->ibufsize,
-			sisusb->ibuf, sisusb->transfer_dma_in);
+		kfree(sisusb->ibuf);
 		sisusb->ibuf = NULL;
 	}
 }
@@ -230,8 +228,7 @@ sisusb_bulk_completeout(struct urb *urb)
 
 static int
 sisusb_bulkout_msg(struct sisusb_usb_data *sisusb, int index, unsigned int pipe, void *data,
-		int len, int *actual_length, int timeout, unsigned int tflags,
-		dma_addr_t transfer_dma)
+		int len, int *actual_length, int timeout, unsigned int tflags)
 {
 	struct urb *urb = sisusb->sisurbout[index];
 	int retval, byteswritten = 0;
@@ -245,9 +242,6 @@ sisusb_bulkout_msg(struct sisusb_usb_data *sisusb, int index, unsigned int pipe,
 	urb->transfer_flags |= tflags;
 	urb->actual_length = 0;
 
-	if ((urb->transfer_dma = transfer_dma))
-		urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
-
 	/* Set up context */
 	sisusb->urbout_context[index].actual_length = (timeout) ?
 						NULL : actual_length;
@@ -297,8 +291,8 @@ sisusb_bulk_completein(struct urb *urb)
 }
 
 static int
-sisusb_bulkin_msg(struct sisusb_usb_data *sisusb, unsigned int pipe, void *data, int len,
-		int *actual_length, int timeout, unsigned int tflags, dma_addr_t transfer_dma)
+sisusb_bulkin_msg(struct sisusb_usb_data *sisusb, unsigned int pipe, void *data,
+	int len, int *actual_length, int timeout, unsigned int tflags)
 {
 	struct urb *urb = sisusb->sisurbin;
 	int retval, readbytes = 0;
@@ -311,9 +305,6 @@ sisusb_bulkin_msg(struct sisusb_usb_data *sisusb, unsigned int pipe, void *data,
 	urb->transfer_flags |= tflags;
 	urb->actual_length = 0;
 
-	if ((urb->transfer_dma = transfer_dma))
-		urb->transfer_flags |= URB_NO_TRANSFER_DMA_MAP;
-
 	sisusb->completein = 0;
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
 	if (retval == 0) {
@@ -422,8 +413,7 @@ static int sisusb_send_bulk_msg(struct sisusb_usb_data *sisusb, int ep, int len,
 						thispass,
 						&transferred_len,
 						async ? 0 : 5 * HZ,
-						tflags,
-						sisusb->transfer_dma_out[index]);
+						tflags);
 
 			if (result == -ETIMEDOUT) {
 
@@ -432,29 +422,16 @@ static int sisusb_send_bulk_msg(struct sisusb_usb_data *sisusb, int ep, int len,
 					return -ETIME;
 
 				continue;
+			}
 
-			} else if ((result == 0) && !async && transferred_len) {
+			if ((result == 0) && !async && transferred_len) {
 
 				thispass -= transferred_len;
-				if (thispass) {
-					if (sisusb->transfer_dma_out) {
-						/* If DMA, copy remaining
-						 * to beginning of buffer
-						 */
-						memcpy(buffer,
-						       buffer + transferred_len,
-						       thispass);
-					} else {
-						/* If not DMA, simply increase
-						 * the pointer
-						 */
-						buffer += transferred_len;
-					}
-				}
+				buffer += transferred_len;
 
 			} else
 				break;
-		};
+		}
 
 		if (result)
 			return result;
@@ -530,8 +507,7 @@ static int sisusb_recv_bulk_msg(struct sisusb_usb_data *sisusb, int ep, int len,
 					   thispass,
 					   &transferred_len,
 					   5 * HZ,
-					   tflags,
-					   sisusb->transfer_dma_in);
+					   tflags);
 
 		if (transferred_len)
 			thispass = transferred_len;
@@ -3132,8 +3108,7 @@ static int sisusb_probe(struct usb_interface *intf,
 
 	/* Allocate buffers */
 	sisusb->ibufsize = SISUSB_IBUF_SIZE;
-	if (!(sisusb->ibuf = usb_buffer_alloc(dev, SISUSB_IBUF_SIZE,
-					GFP_KERNEL, &sisusb->transfer_dma_in))) {
+	if (!(sisusb->ibuf = kmalloc(SISUSB_IBUF_SIZE, GFP_KERNEL))) {
 		dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate memory for input buffer");
 		retval = -ENOMEM;
 		goto error_2;
@@ -3142,9 +3117,7 @@ static int sisusb_probe(struct usb_interface *intf,
 	sisusb->numobufs = 0;
 	sisusb->obufsize = SISUSB_OBUF_SIZE;
 	for (i = 0; i < NUMOBUFS; i++) {
-		if (!(sisusb->obuf[i] = usb_buffer_alloc(dev, SISUSB_OBUF_SIZE,
-					GFP_KERNEL,
-					&sisusb->transfer_dma_out[i]))) {
+		if (!(sisusb->obuf[i] = kmalloc(SISUSB_OBUF_SIZE, GFP_KERNEL))) {
 			if (i == 0) {
 				dev_err(&sisusb->sisusb_dev->dev, "Failed to allocate memory for output buffer\n");
 				retval = -ENOMEM;
diff --git a/drivers/usb/misc/sisusbvga/sisusb.h b/drivers/usb/misc/sisusbvga/sisusb.h
index cf0b4a5883f6..55492a5930bd 100644
--- a/drivers/usb/misc/sisusbvga/sisusb.h
+++ b/drivers/usb/misc/sisusbvga/sisusb.h
@@ -123,8 +123,6 @@ struct sisusb_usb_data {
 	int numobufs;		/* number of obufs = number of out urbs */
 	char *obuf[NUMOBUFS], *ibuf;	/* transfer buffers */
 	int obufsize, ibufsize;
-	dma_addr_t transfer_dma_out[NUMOBUFS];
-	dma_addr_t transfer_dma_in;
 	struct urb *sisurbout[NUMOBUFS];
 	struct urb *sisurbin;
 	unsigned char urbstatus[NUMOBUFS];
diff --git a/drivers/usb/misc/sisusbvga/sisusb_init.c b/drivers/usb/misc/sisusbvga/sisusb_init.c
index 273de5d0934e..0ab990744830 100644
--- a/drivers/usb/misc/sisusbvga/sisusb_init.c
+++ b/drivers/usb/misc/sisusbvga/sisusb_init.c
@@ -43,7 +43,6 @@
 #include <linux/init.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
-#include <linux/kref.h>
 
 #include "sisusb.h"
 
diff --git a/drivers/usb/misc/usblcd.c b/drivers/usb/misc/usblcd.c
index 29092b8e59ce..4fb120357c55 100644
--- a/drivers/usb/misc/usblcd.c
+++ b/drivers/usb/misc/usblcd.c
@@ -313,7 +313,8 @@ static int lcd_probe(struct usb_interface *interface, const struct usb_device_id
 
 	if (le16_to_cpu(dev->udev->descriptor.idProduct) != 0x0001) {
 		dev_warn(&interface->dev, "USBLCD model not supported.\n");
-		return -ENODEV;
+		retval = -ENODEV;
+		goto error;
 	}
 	
 	/* set up the endpoint information */
diff --git a/drivers/usb/misc/usbsevseg.c b/drivers/usb/misc/usbsevseg.c
index 28a6a3a09538..3db255537e79 100644
--- a/drivers/usb/misc/usbsevseg.c
+++ b/drivers/usb/misc/usbsevseg.c
@@ -38,6 +38,7 @@ static char *display_textmodes[] = {"raw", "hex", "ascii", NULL};
 
 struct usb_sevsegdev {
 	struct usb_device *udev;
+	struct usb_interface *intf;
 
 	u8 powered;
 	u8 mode_msb;
@@ -46,6 +47,8 @@ struct usb_sevsegdev {
 	u8 textmode;
 	u8 text[MAXLEN];
 	u16 textlength;
+
+	u8 shadow_power; /* for PM */
 };
 
 /* sysfs_streq can't replace this completely
@@ -65,6 +68,12 @@ static void update_display_powered(struct usb_sevsegdev *mydev)
 {
 	int rc;
 
+	if (!mydev->shadow_power && mydev->powered) {
+		rc = usb_autopm_get_interface(mydev->intf);
+		if (rc < 0)
+			return;
+	}
+
 	rc = usb_control_msg(mydev->udev,
 			usb_sndctrlpipe(mydev->udev, 0),
 			0x12,
@@ -76,12 +85,18 @@ static void update_display_powered(struct usb_sevsegdev *mydev)
 			2000);
 	if (rc < 0)
 		dev_dbg(&mydev->udev->dev, "power retval = %d\n", rc);
+
+	if (mydev->shadow_power && !mydev->powered)
+		usb_autopm_put_interface(mydev->intf);
 }
 
 static void update_display_mode(struct usb_sevsegdev *mydev)
 {
 	int rc;
 
+	if(mydev->shadow_power != 1)
+		return;
+
 	rc = usb_control_msg(mydev->udev,
 			usb_sndctrlpipe(mydev->udev, 0),
 			0x12,
@@ -96,14 +111,17 @@ static void update_display_mode(struct usb_sevsegdev *mydev)
 		dev_dbg(&mydev->udev->dev, "mode retval = %d\n", rc);
 }
 
-static void update_display_visual(struct usb_sevsegdev *mydev)
+static void update_display_visual(struct usb_sevsegdev *mydev, gfp_t mf)
 {
 	int rc;
 	int i;
 	unsigned char *buffer;
 	u8 decimals = 0;
 
-	buffer = kzalloc(MAXLEN, GFP_KERNEL);
+	if(mydev->shadow_power != 1)
+		return;
+
+	buffer = kzalloc(MAXLEN, mf);
 	if (!buffer) {
 		dev_err(&mydev->udev->dev, "out of memory\n");
 		return;
@@ -163,7 +181,7 @@ static ssize_t set_attr_##name(struct device *dev, 		\
 	struct usb_sevsegdev *mydev = usb_get_intfdata(intf);	\
 								\
 	mydev->name = simple_strtoul(buf, NULL, 10);		\
-	update_fcn(mydev); \
+	update_fcn(mydev); 					\
 								\
 	return count;						\
 }								\
@@ -194,7 +212,7 @@ static ssize_t set_attr_text(struct device *dev,
 	if (end > 0)
 		memcpy(mydev->text, buf, end);
 
-	update_display_visual(mydev);
+	update_display_visual(mydev, GFP_KERNEL);
 	return count;
 }
 
@@ -242,7 +260,7 @@ static ssize_t set_attr_decimals(struct device *dev,
 		if (buf[i] == '1')
 			mydev->decimals[end-1-i] = 1;
 
-	update_display_visual(mydev);
+	update_display_visual(mydev, GFP_KERNEL);
 
 	return count;
 }
@@ -286,7 +304,7 @@ static ssize_t set_attr_textmode(struct device *dev,
 	for (i = 0; display_textmodes[i]; i++) {
 		if (sysfs_streq(display_textmodes[i], buf)) {
 			mydev->textmode = i;
-			update_display_visual(mydev);
+			update_display_visual(mydev, GFP_KERNEL);
 			return count;
 		}
 	}
@@ -330,6 +348,7 @@ static int sevseg_probe(struct usb_interface *interface,
 	}
 
 	mydev->udev = usb_get_dev(udev);
+	mydev->intf = interface;
 	usb_set_intfdata(interface, mydev);
 
 	/*set defaults */
@@ -364,11 +383,49 @@ static void sevseg_disconnect(struct usb_interface *interface)
 	dev_info(&interface->dev, "USB 7 Segment now disconnected\n");
 }
 
+static int sevseg_suspend(struct usb_interface *intf, pm_message_t message)
+{
+	struct usb_sevsegdev *mydev;
+
+	mydev = usb_get_intfdata(intf);
+	mydev->shadow_power = 0;
+
+	return 0;
+}
+
+static int sevseg_resume(struct usb_interface *intf)
+{
+	struct usb_sevsegdev *mydev;
+
+	mydev = usb_get_intfdata(intf);
+	mydev->shadow_power = 1;
+	update_display_mode(mydev);
+	update_display_visual(mydev, GFP_NOIO);
+
+	return 0;
+}
+
+static int sevseg_reset_resume(struct usb_interface *intf)
+{
+	struct usb_sevsegdev *mydev;
+
+	mydev = usb_get_intfdata(intf);
+	mydev->shadow_power = 1;
+	update_display_mode(mydev);
+	update_display_visual(mydev, GFP_NOIO);
+
+	return 0;
+}
+
 static struct usb_driver sevseg_driver = {
 	.name =		"usbsevseg",
 	.probe =	sevseg_probe,
 	.disconnect =	sevseg_disconnect,
+	.suspend =	sevseg_suspend,
+	.resume =	sevseg_resume,
+	.reset_resume =	sevseg_reset_resume,
 	.id_table =	id_table,
+	.supports_autosuspend = 1,
 };
 
 static int __init usb_sevseg_init(void)
diff --git a/drivers/usb/mon/Kconfig b/drivers/usb/mon/Kconfig
index f28f350cd96a..635745f57fbd 100644
--- a/drivers/usb/mon/Kconfig
+++ b/drivers/usb/mon/Kconfig
@@ -5,11 +5,9 @@
 config USB_MON
 	tristate "USB Monitor"
 	depends on USB
-	default y if USB=y
-	default m if USB=m
 	help
 	  If you select this option, a component which captures the USB traffic
 	  between peripheral-specific drivers and HC drivers will be built.
 	  For more information, see <file:Documentation/usb/usbmon.txt>.
 
-	  If unsure, say Y (if allowed), otherwise M.
+	  If unsure, say Y, if allowed, otherwise M.
diff --git a/drivers/usb/mon/Makefile b/drivers/usb/mon/Makefile
index c6516b566731..384b198faa7c 100644
--- a/drivers/usb/mon/Makefile
+++ b/drivers/usb/mon/Makefile
@@ -2,6 +2,6 @@
 # Makefile for USB monitor
 #
 
-usbmon-objs	:= mon_main.o mon_stat.o mon_text.o mon_bin.o mon_dma.o
+usbmon-objs	:= mon_main.o mon_stat.o mon_text.o mon_bin.o
 
 obj-$(CONFIG_USB_MON)	+= usbmon.o
diff --git a/drivers/usb/mon/mon_bin.c b/drivers/usb/mon/mon_bin.c
index 0f7a30b7d2d1..10f3205798e8 100644
--- a/drivers/usb/mon/mon_bin.c
+++ b/drivers/usb/mon/mon_bin.c
@@ -220,9 +220,8 @@ static void mon_free_buff(struct mon_pgmap *map, int npages);
 
 /*
  * This is a "chunked memcpy". It does not manipulate any counters.
- * But it returns the new offset for repeated application.
  */
-unsigned int mon_copy_to_buff(const struct mon_reader_bin *this,
+static void mon_copy_to_buff(const struct mon_reader_bin *this,
     unsigned int off, const unsigned char *from, unsigned int length)
 {
 	unsigned int step_len;
@@ -247,7 +246,6 @@ unsigned int mon_copy_to_buff(const struct mon_reader_bin *this,
 		from += step_len;
 		length -= step_len;
 	}
-	return off;
 }
 
 /*
@@ -350,12 +348,12 @@ static unsigned int mon_buff_area_alloc_contiguous(struct mon_reader_bin *rp,
 
 /*
  * Return a few (kilo-)bytes to the head of the buffer.
- * This is used if a DMA fetch fails.
+ * This is used if a data fetch fails.
  */
 static void mon_buff_area_shrink(struct mon_reader_bin *rp, unsigned int size)
 {
 
-	size = (size + PKT_ALIGN-1) & ~(PKT_ALIGN-1);
+	/* size &= ~(PKT_ALIGN-1);  -- we're called with aligned size */
 	rp->b_cnt -= size;
 	if (rp->b_in < size)
 		rp->b_in += rp->b_size;
@@ -400,15 +398,8 @@ static char mon_bin_get_data(const struct mon_reader_bin *rp,
     unsigned int offset, struct urb *urb, unsigned int length)
 {
 
-	if (urb->dev->bus->uses_dma &&
-	    (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP)) {
-		mon_dmapeek_vec(rp, offset, urb->transfer_dma, length);
-		return 0;
-	}
-
 	if (urb->transfer_buffer == NULL)
 		return 'Z';
-
 	mon_copy_to_buff(rp, offset, urb->transfer_buffer, length);
 	return 0;
 }
@@ -442,6 +433,7 @@ static void mon_bin_event(struct mon_reader_bin *rp, struct urb *urb,
 	unsigned int urb_length;
 	unsigned int offset;
 	unsigned int length;
+	unsigned int delta;
 	unsigned int ndesc, lendesc;
 	unsigned char dir;
 	struct mon_bin_hdr *ep;
@@ -546,8 +538,10 @@ static void mon_bin_event(struct mon_reader_bin *rp, struct urb *urb,
 	if (length != 0) {
 		ep->flag_data = mon_bin_get_data(rp, offset, urb, length);
 		if (ep->flag_data != 0) {	/* Yes, it's 0x00, not '0' */
-			ep->len_cap = 0;
-			mon_buff_area_shrink(rp, length);
+			delta = (ep->len_cap + PKT_ALIGN-1) & ~(PKT_ALIGN-1);
+			ep->len_cap -= length;
+			delta -= (ep->len_cap + PKT_ALIGN-1) & ~(PKT_ALIGN-1);
+			mon_buff_area_shrink(rp, delta);
 		}
 	} else {
 		ep->flag_data = data_tag;
@@ -635,7 +629,6 @@ static int mon_bin_open(struct inode *inode, struct file *file)
 	spin_lock_init(&rp->b_lock);
 	init_waitqueue_head(&rp->b_wait);
 	mutex_init(&rp->fetch_lock);
-
 	rp->b_size = BUFF_DFL;
 
 	size = sizeof(struct mon_pgmap) * (rp->b_size/CHUNK_SIZE);
@@ -1184,7 +1177,7 @@ static int mon_bin_vma_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct mon_bin_vm_ops = {
+static const struct vm_operations_struct mon_bin_vm_ops = {
 	.open =     mon_bin_vma_open,
 	.close =    mon_bin_vma_close,
 	.fault =    mon_bin_vma_fault,
diff --git a/drivers/usb/mon/mon_dma.c b/drivers/usb/mon/mon_dma.c
deleted file mode 100644
index 140cc80bd2b1..000000000000
--- a/drivers/usb/mon/mon_dma.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * The USB Monitor, inspired by Dave Harding's USBMon.
- *
- * mon_dma.c: Library which snoops on DMA areas.
- *
- * Copyright (C) 2005 Pete Zaitcev (zaitcev@redhat.com)
- */
-#include <linux/kernel.h>
-#include <linux/list.h>
-#include <linux/highmem.h>
-#include <asm/page.h>
-
-#include <linux/usb.h>	/* Only needed for declarations in usb_mon.h */
-#include "usb_mon.h"
-
-/*
- * PC-compatibles, are, fortunately, sufficiently cache-coherent for this.
- */
-#if defined(__i386__) || defined(__x86_64__) /* CONFIG_ARCH_I386 doesn't exit */
-#define MON_HAS_UNMAP 1
-
-#define phys_to_page(phys)	pfn_to_page((phys) >> PAGE_SHIFT)
-
-char mon_dmapeek(unsigned char *dst, dma_addr_t dma_addr, int len)
-{
-	struct page *pg;
-	unsigned long flags;
-	unsigned char *map;
-	unsigned char *ptr;
-
-	/*
-	 * On i386, a DMA handle is the "physical" address of a page.
-	 * In other words, the bus address is equal to physical address.
-	 * There is no IOMMU.
-	 */
-	pg = phys_to_page(dma_addr);
-
-	/*
-	 * We are called from hardware IRQs in case of callbacks.
-	 * But we can be called from softirq or process context in case
-	 * of submissions. In such case, we need to protect KM_IRQ0.
-	 */
-	local_irq_save(flags);
-	map = kmap_atomic(pg, KM_IRQ0);
-	ptr = map + (dma_addr & (PAGE_SIZE-1));
-	memcpy(dst, ptr, len);
-	kunmap_atomic(map, KM_IRQ0);
-	local_irq_restore(flags);
-	return 0;
-}
-
-void mon_dmapeek_vec(const struct mon_reader_bin *rp,
-    unsigned int offset, dma_addr_t dma_addr, unsigned int length)
-{
-	unsigned long flags;
-	unsigned int step_len;
-	struct page *pg;
-	unsigned char *map;
-	unsigned long page_off, page_len;
-
-	local_irq_save(flags);
-	while (length) {
-		/* compute number of bytes we are going to copy in this page */
-		step_len = length;
-		page_off = dma_addr & (PAGE_SIZE-1);
-		page_len = PAGE_SIZE - page_off;
-		if (page_len < step_len)
-			step_len = page_len;
-
-		/* copy data and advance pointers */
-		pg = phys_to_page(dma_addr);
-		map = kmap_atomic(pg, KM_IRQ0);
-		offset = mon_copy_to_buff(rp, offset, map + page_off, step_len);
-		kunmap_atomic(map, KM_IRQ0);
-		dma_addr += step_len;
-		length -= step_len;
-	}
-	local_irq_restore(flags);
-}
-
-#endif /* __i386__ */
-
-#ifndef MON_HAS_UNMAP
-char mon_dmapeek(unsigned char *dst, dma_addr_t dma_addr, int len)
-{
-	return 'D';
-}
-
-void mon_dmapeek_vec(const struct mon_reader_bin *rp,
-    unsigned int offset, dma_addr_t dma_addr, unsigned int length)
-{
-	;
-}
-
-#endif /* MON_HAS_UNMAP */
diff --git a/drivers/usb/mon/mon_main.c b/drivers/usb/mon/mon_main.c
index 5e0ab4201c00..e0c2db3b767b 100644
--- a/drivers/usb/mon/mon_main.c
+++ b/drivers/usb/mon/mon_main.c
@@ -361,7 +361,6 @@ static int __init mon_init(void)
 	}
 	// MOD_INC_USE_COUNT(which_module?);
 
-
 	mutex_lock(&usb_bus_list_lock);
 	list_for_each_entry (ubus, &usb_bus_list, bus_list) {
 		mon_bus_init(ubus);
diff --git a/drivers/usb/mon/mon_text.c b/drivers/usb/mon/mon_text.c
index a7eb4c99342c..9f1a9227ebe6 100644
--- a/drivers/usb/mon/mon_text.c
+++ b/drivers/usb/mon/mon_text.c
@@ -150,20 +150,6 @@ static inline char mon_text_get_data(struct mon_event_text *ep, struct urb *urb,
 			return '>';
 	}
 
-	/*
-	 * The check to see if it's safe to poke at data has an enormous
-	 * number of corner cases, but it seems that the following is
-	 * more or less safe.
-	 *
-	 * We do not even try to look at transfer_buffer, because it can
-	 * contain non-NULL garbage in case the upper level promised to
-	 * set DMA for the HCD.
-	 */
-	if (urb->dev->bus->uses_dma &&
-	    (urb->transfer_flags & URB_NO_TRANSFER_DMA_MAP)) {
-		return mon_dmapeek(ep->data, urb->transfer_dma, len);
-	}
-
 	if (urb->transfer_buffer == NULL)
 		return 'Z';	/* '0' would be not as pretty. */
 
diff --git a/drivers/usb/mon/usb_mon.h b/drivers/usb/mon/usb_mon.h
index f5d84ff8c101..df9a4df342c7 100644
--- a/drivers/usb/mon/usb_mon.h
+++ b/drivers/usb/mon/usb_mon.h
@@ -65,20 +65,6 @@ int __init mon_bin_init(void);
 void mon_bin_exit(void);
 
 /*
- * DMA interface.
- *
- * XXX The vectored side needs a serious re-thinking. Abstracting vectors,
- * like in Paolo's original patch, produces a double pkmap. We need an idea.
-*/
-extern char mon_dmapeek(unsigned char *dst, dma_addr_t dma_addr, int len);
-
-struct mon_reader_bin;
-extern void mon_dmapeek_vec(const struct mon_reader_bin *rp,
-    unsigned int offset, dma_addr_t dma_addr, unsigned int len);
-extern unsigned int mon_copy_to_buff(const struct mon_reader_bin *rp,
-    unsigned int offset, const unsigned char *from, unsigned int len);
-
-/*
  */
 extern struct mutex mon_lock;
 
diff --git a/drivers/usb/musb/Kconfig b/drivers/usb/musb/Kconfig
index 803adcb5ac1d..b84abd8ee8a5 100644
--- a/drivers/usb/musb/Kconfig
+++ b/drivers/usb/musb/Kconfig
@@ -8,8 +8,8 @@ comment "Enable Host or Gadget support to see Inventra options"
 
 # (M)HDRC = (Multipoint) Highspeed Dual-Role Controller
 config USB_MUSB_HDRC
-	depends on (USB || USB_GADGET) && HAVE_CLK
-	depends on !SUPERH
+	depends on (USB || USB_GADGET)
+	depends on (ARM || BLACKFIN)
 	select NOP_USB_XCEIV if ARCH_DAVINCI
 	select TWL4030_USB if MACH_OMAP_3430SDP
 	select NOP_USB_XCEIV if MACH_OMAP3EVM
diff --git a/drivers/usb/musb/blackfin.c b/drivers/usb/musb/blackfin.c
index f2f66ebc7362..fcec87ea709e 100644
--- a/drivers/usb/musb/blackfin.c
+++ b/drivers/usb/musb/blackfin.c
@@ -14,7 +14,6 @@
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/list.h>
-#include <linux/clk.h>
 #include <linux/gpio.h>
 #include <linux/io.h>
 
diff --git a/drivers/usb/musb/musb_core.c b/drivers/usb/musb/musb_core.c
index 1d26beddf2ca..3a61ddb62bd2 100644
--- a/drivers/usb/musb/musb_core.c
+++ b/drivers/usb/musb/musb_core.c
@@ -1850,6 +1850,10 @@ static void musb_free(struct musb *musb)
 		dma_controller_destroy(c);
 	}
 
+#ifdef CONFIG_USB_MUSB_OTG
+	put_device(musb->xceiv->dev);
+#endif
+
 	musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
 	musb_platform_exit(musb);
 	musb_writeb(musb->mregs, MUSB_DEVCTL, 0);
@@ -1859,10 +1863,6 @@ static void musb_free(struct musb *musb)
 		clk_put(musb->clock);
 	}
 
-#ifdef CONFIG_USB_MUSB_OTG
-	put_device(musb->xceiv->dev);
-#endif
-
 #ifdef CONFIG_USB_MUSB_HDRC_HCD
 	usb_put_hcd(musb_to_hcd(musb));
 #else
diff --git a/drivers/usb/musb/musb_core.h b/drivers/usb/musb/musb_core.h
index 381d648a36b8..6aa5f22e5274 100644
--- a/drivers/usb/musb/musb_core.h
+++ b/drivers/usb/musb/musb_core.h
@@ -95,6 +95,13 @@ struct musb_ep;
 #endif
 #endif	/* need MUSB gadget selection */
 
+#ifndef CONFIG_HAVE_CLK
+/* Dummy stub for clk framework */
+#define clk_get(dev, id)	NULL
+#define clk_put(clock)		do {} while (0)
+#define clk_enable(clock)	do {} while (0)
+#define clk_disable(clock)	do {} while (0)
+#endif
 
 #ifdef CONFIG_PROC_FS
 #include <linux/fs.h>
diff --git a/drivers/usb/musb/musb_regs.h b/drivers/usb/musb/musb_regs.h
index fbfd3fd9ce1f..cc1d71b57d3c 100644
--- a/drivers/usb/musb/musb_regs.h
+++ b/drivers/usb/musb/musb_regs.h
@@ -439,15 +439,6 @@ static inline void  musb_write_txhubport(void __iomem *mbase, u8 epnum,
 /* Not implemented - HW has seperate Tx/Rx FIFO */
 #define MUSB_TXCSR_MODE			0x0000
 
-/*
- * Dummy stub for clk framework, it will be removed
- * until Blackfin supports clk framework
- */
-#define clk_get(dev, id)	NULL
-#define clk_put(clock)		do {} while (0)
-#define clk_enable(clock)	do {} while (0)
-#define clk_disable(clock)	do {} while (0)
-
 static inline void musb_write_txfifosz(void __iomem *mbase, u8 c_size)
 {
 }
diff --git a/drivers/usb/otg/isp1301_omap.c b/drivers/usb/otg/isp1301_omap.c
index e0d56ef2bcb0..77a5f4188999 100644
--- a/drivers/usb/otg/isp1301_omap.c
+++ b/drivers/usb/otg/isp1301_omap.c
@@ -117,24 +117,7 @@ static void enable_vbus_draw(struct isp1301 *isp, unsigned mA)
 		pr_debug("  VBUS %d mA error %d\n", mA, status);
 }
 
-static void enable_vbus_source(struct isp1301 *isp)
-{
-	/* this board won't supply more than 8mA vbus power.
-	 * some boards can switch a 100ma "unit load" (or more).
-	 */
-}
-
-
-/* products will deliver OTG messages with LEDs, GUI, etc */
-static inline void notresponding(struct isp1301 *isp)
-{
-	printk(KERN_NOTICE "OTG device not responding.\n");
-}
-
-
-#endif
-
-#if defined(CONFIG_MACH_OMAP_H4)
+#else
 
 static void enable_vbus_draw(struct isp1301 *isp, unsigned mA)
 {
@@ -144,6 +127,8 @@ static void enable_vbus_draw(struct isp1301 *isp, unsigned mA)
 	 */
 }
 
+#endif
+
 static void enable_vbus_source(struct isp1301 *isp)
 {
 	/* this board won't supply more than 8mA vbus power.
@@ -159,8 +144,6 @@ static inline void notresponding(struct isp1301 *isp)
 }
 
 
-#endif
-
 /*-------------------------------------------------------------------------*/
 
 static struct i2c_driver isp1301_driver;
diff --git a/drivers/usb/serial/aircable.c b/drivers/usb/serial/aircable.c
index 2cbfab3716e5..b10ac8409411 100644
--- a/drivers/usb/serial/aircable.c
+++ b/drivers/usb/serial/aircable.c
@@ -554,13 +554,12 @@ static void aircable_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct aircable_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->rx_lock, flags);
+	spin_lock_irq(&priv->rx_lock);
 	priv->rx_flags |= THROTTLED;
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
+	spin_unlock_irq(&priv->rx_lock);
 }
 
 /* Based on ftdi_sio.c unthrottle */
@@ -569,14 +568,13 @@ static void aircable_unthrottle(struct tty_struct *tty)
 	struct usb_serial_port *port = tty->driver_data;
 	struct aircable_private *priv = usb_get_serial_port_data(port);
 	int actually_throttled;
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->rx_lock, flags);
+	spin_lock_irq(&priv->rx_lock);
 	actually_throttled = priv->rx_flags & ACTUALLY_THROTTLED;
 	priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
+	spin_unlock_irq(&priv->rx_lock);
 
 	if (actually_throttled)
 		schedule_work(&priv->rx_work);
diff --git a/drivers/usb/serial/ark3116.c b/drivers/usb/serial/ark3116.c
index aec61880f36c..131e61adaaf7 100644
--- a/drivers/usb/serial/ark3116.c
+++ b/drivers/usb/serial/ark3116.c
@@ -31,14 +31,19 @@ static int debug;
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x6547, 0x0232) },
+	{ USB_DEVICE(0x18ec, 0x3118) },		/* USB to IrDA adapter */
 	{ },
 };
 MODULE_DEVICE_TABLE(usb, id_table);
 
-struct ark3116_private {
-	spinlock_t lock;
-	u8 termios_initialized;
-};
+static int is_irda(struct usb_serial *serial)
+{
+	struct usb_device *dev = serial->dev;
+	if (le16_to_cpu(dev->descriptor.idVendor) == 0x18ec &&
+			le16_to_cpu(dev->descriptor.idProduct) == 0x3118)
+		return 1;
+	return 0;
+}
 
 static inline void ARK3116_SND(struct usb_serial *serial, int seq,
 			       __u8 request, __u8 requesttype,
@@ -82,29 +87,28 @@ static inline void ARK3116_RCV_QUIET(struct usb_serial *serial,
 static int ark3116_attach(struct usb_serial *serial)
 {
 	char *buf;
-	struct ark3116_private *priv;
-	int i;
-
-	for (i = 0; i < serial->num_ports; ++i) {
-		priv = kzalloc(sizeof(struct ark3116_private), GFP_KERNEL);
-		if (!priv)
-			goto cleanup;
-		spin_lock_init(&priv->lock);
-
-		usb_set_serial_port_data(serial->port[i], priv);
-	}
 
 	buf = kmalloc(1, GFP_KERNEL);
 	if (!buf) {
 		dbg("error kmalloc -> out of mem?");
-		goto cleanup;
+		return -ENOMEM;
 	}
 
+	if (is_irda(serial))
+		dbg("IrDA mode");
+
 	/* 3 */
 	ARK3116_SND(serial, 3, 0xFE, 0x40, 0x0008, 0x0002);
 	ARK3116_SND(serial, 4, 0xFE, 0x40, 0x0008, 0x0001);
 	ARK3116_SND(serial, 5, 0xFE, 0x40, 0x0000, 0x0008);
-	ARK3116_SND(serial, 6, 0xFE, 0x40, 0x0000, 0x000B);
+	ARK3116_SND(serial, 6, 0xFE, 0x40, is_irda(serial) ? 0x0001 : 0x0000,
+		    0x000B);
+
+	if (is_irda(serial)) {
+		ARK3116_SND(serial, 1001, 0xFE, 0x40, 0x0000, 0x000C);
+		ARK3116_SND(serial, 1002, 0xFE, 0x40, 0x0041, 0x000D);
+		ARK3116_SND(serial, 1003, 0xFE, 0x40, 0x0001, 0x000A);
+	}
 
 	/* <-- seq7 */
 	ARK3116_RCV(serial,  7, 0xFE, 0xC0, 0x0000, 0x0003, 0x00, buf);
@@ -141,6 +145,8 @@ static int ark3116_attach(struct usb_serial *serial)
 	ARK3116_SND(serial, 147, 0xFE, 0x40, 0x0083, 0x0003);
 	ARK3116_SND(serial, 148, 0xFE, 0x40, 0x0038, 0x0000);
 	ARK3116_SND(serial, 149, 0xFE, 0x40, 0x0001, 0x0001);
+	if (is_irda(serial))
+		ARK3116_SND(serial, 1004, 0xFE, 0x40, 0x0000, 0x0009);
 	ARK3116_SND(serial, 150, 0xFE, 0x40, 0x0003, 0x0003);
 	ARK3116_RCV(serial, 151, 0xFE, 0xC0, 0x0000, 0x0004, 0x03, buf);
 	ARK3116_SND(serial, 152, 0xFE, 0x40, 0x0000, 0x0003);
@@ -149,13 +155,16 @@ static int ark3116_attach(struct usb_serial *serial)
 
 	kfree(buf);
 	return 0;
+}
 
-cleanup:
-	for (--i; i >= 0; --i) {
-		kfree(usb_get_serial_port_data(serial->port[i]));
-		usb_set_serial_port_data(serial->port[i], NULL);
-	}
-	return -ENOMEM;
+static void ark3116_init_termios(struct tty_struct *tty)
+{
+	struct ktermios *termios = tty->termios;
+	*termios = tty_std_termios;
+	termios->c_cflag = B9600 | CS8
+				      | CREAD | HUPCL | CLOCAL;
+	termios->c_ispeed = 9600;
+	termios->c_ospeed = 9600;
 }
 
 static void ark3116_set_termios(struct tty_struct *tty,
@@ -163,10 +172,8 @@ static void ark3116_set_termios(struct tty_struct *tty,
 				struct ktermios *old_termios)
 {
 	struct usb_serial *serial = port->serial;
-	struct ark3116_private *priv = usb_get_serial_port_data(port);
 	struct ktermios *termios = tty->termios;
 	unsigned int cflag = termios->c_cflag;
-	unsigned long flags;
 	int baud;
 	int ark3116_baud;
 	char *buf;
@@ -176,16 +183,6 @@ static void ark3116_set_termios(struct tty_struct *tty,
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
-	if (!priv->termios_initialized) {
-		*termios = tty_std_termios;
-		termios->c_cflag = B9600 | CS8
-					      | CREAD | HUPCL | CLOCAL;
-		termios->c_ispeed = 9600;
-		termios->c_ospeed = 9600;
-		priv->termios_initialized = 1;
-	}
-	spin_unlock_irqrestore(&priv->lock, flags);
 
 	cflag = termios->c_cflag;
 	termios->c_cflag &= ~(CMSPAR|CRTSCTS);
@@ -318,8 +315,7 @@ static void ark3116_set_termios(struct tty_struct *tty,
 	return;
 }
 
-static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port,
-					struct file *filp)
+static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct ktermios tmp_termios;
 	struct usb_serial *serial = port->serial;
@@ -334,7 +330,7 @@ static int ark3116_open(struct tty_struct *tty, struct usb_serial_port *port,
 		return -ENOMEM;
 	}
 
-	result = usb_serial_generic_open(tty, port, filp);
+	result = usb_serial_generic_open(tty, port);
 	if (result)
 		goto err_out;
 
@@ -455,6 +451,7 @@ static struct usb_serial_driver ark3116_device = {
 	.num_ports =		1,
 	.attach =		ark3116_attach,
 	.set_termios =		ark3116_set_termios,
+	.init_termios =		ark3116_init_termios,
 	.ioctl =		ark3116_ioctl,
 	.tiocmget =		ark3116_tiocmget,
 	.open =			ark3116_open,
diff --git a/drivers/usb/serial/belkin_sa.c b/drivers/usb/serial/belkin_sa.c
index 7033b031b443..a0467bc61627 100644
--- a/drivers/usb/serial/belkin_sa.c
+++ b/drivers/usb/serial/belkin_sa.c
@@ -92,7 +92,7 @@ static int debug;
 static int  belkin_sa_startup(struct usb_serial *serial);
 static void belkin_sa_release(struct usb_serial *serial);
 static int  belkin_sa_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+			struct usb_serial_port *port);
 static void belkin_sa_close(struct usb_serial_port *port);
 static void belkin_sa_read_int_callback(struct urb *urb);
 static void belkin_sa_set_termios(struct tty_struct *tty,
@@ -213,7 +213,7 @@ static void belkin_sa_release(struct usb_serial *serial)
 
 
 static int  belkin_sa_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+					struct usb_serial_port *port)
 {
 	int retval = 0;
 
diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c
index 2830766f5b39..59eff721fcc5 100644
--- a/drivers/usb/serial/ch341.c
+++ b/drivers/usb/serial/ch341.c
@@ -56,6 +56,18 @@
 #define CH341_BAUDBASE_FACTOR 1532620800
 #define CH341_BAUDBASE_DIVMAX 3
 
+/* Break support - the information used to implement this was gleaned from
+ * the Net/FreeBSD uchcom.c driver by Takanori Watanabe.  Domo arigato.
+ */
+
+#define CH341_REQ_WRITE_REG    0x9A
+#define CH341_REQ_READ_REG     0x95
+#define CH341_REG_BREAK1       0x05
+#define CH341_REG_BREAK2       0x18
+#define CH341_NBREAK_BITS_REG1 0x01
+#define CH341_NBREAK_BITS_REG2 0x40
+
+
 static int debug;
 
 static struct usb_device_id id_table [] = {
@@ -300,8 +312,7 @@ static void ch341_close(struct usb_serial_port *port)
 
 
 /* open this device, set default parameters */
-static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port,
-				struct file *filp)
+static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	struct ch341_private *priv = usb_get_serial_port_data(serial->port[0]);
@@ -333,7 +344,7 @@ static int ch341_open(struct tty_struct *tty, struct usb_serial_port *port,
 		return -EPROTO;
 	}
 
-	r = usb_serial_generic_open(tty, port, filp);
+	r = usb_serial_generic_open(tty, port);
 
 out:	return r;
 }
@@ -374,6 +385,45 @@ static void ch341_set_termios(struct tty_struct *tty,
 	 */
 }
 
+static void ch341_break_ctl(struct tty_struct *tty, int break_state)
+{
+	const uint16_t ch341_break_reg =
+		CH341_REG_BREAK1 | ((uint16_t) CH341_REG_BREAK2 << 8);
+	struct usb_serial_port *port = tty->driver_data;
+	int r;
+	uint16_t reg_contents;
+	uint8_t break_reg[2];
+
+	dbg("%s()", __func__);
+
+	r = ch341_control_in(port->serial->dev, CH341_REQ_READ_REG,
+			ch341_break_reg, 0, break_reg, sizeof(break_reg));
+	if (r < 0) {
+		printk(KERN_WARNING "%s: USB control read error whilst getting"
+				" break register contents.\n", __FILE__);
+		return;
+	}
+	dbg("%s - initial ch341 break register contents - reg1: %x, reg2: %x",
+			__func__, break_reg[0], break_reg[1]);
+	if (break_state != 0) {
+		dbg("%s - Enter break state requested", __func__);
+		break_reg[0] &= ~CH341_NBREAK_BITS_REG1;
+		break_reg[1] &= ~CH341_NBREAK_BITS_REG2;
+	} else {
+		dbg("%s - Leave break state requested", __func__);
+		break_reg[0] |= CH341_NBREAK_BITS_REG1;
+		break_reg[1] |= CH341_NBREAK_BITS_REG2;
+	}
+	dbg("%s - New ch341 break register contents - reg1: %x, reg2: %x",
+			__func__, break_reg[0], break_reg[1]);
+	reg_contents = (uint16_t)break_reg[0] | ((uint16_t)break_reg[1] << 8);
+	r = ch341_control_out(port->serial->dev, CH341_REQ_WRITE_REG,
+			ch341_break_reg, reg_contents);
+	if (r < 0)
+		printk(KERN_WARNING "%s: USB control write error whilst setting"
+				" break register contents.\n", __FILE__);
+}
+
 static int ch341_tiocmset(struct tty_struct *tty, struct file *file,
 			  unsigned int set, unsigned int clear)
 {
@@ -577,6 +627,7 @@ static struct usb_serial_driver ch341_device = {
 	.close             = ch341_close,
 	.ioctl             = ch341_ioctl,
 	.set_termios       = ch341_set_termios,
+	.break_ctl         = ch341_break_ctl,
 	.tiocmget          = ch341_tiocmget,
 	.tiocmset          = ch341_tiocmset,
 	.read_int_callback = ch341_read_int_callback,
diff --git a/drivers/usb/serial/console.c b/drivers/usb/serial/console.c
index 0e4f2e41ace5..b22ac3258523 100644
--- a/drivers/usb/serial/console.c
+++ b/drivers/usb/serial/console.c
@@ -16,6 +16,7 @@
 #include <linux/slab.h>
 #include <linux/tty.h>
 #include <linux/console.h>
+#include <linux/serial.h>
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
 
@@ -63,7 +64,7 @@ static int usb_console_setup(struct console *co, char *options)
 	char *s;
 	struct usb_serial *serial;
 	struct usb_serial_port *port;
-	int retval = 0;
+	int retval;
 	struct tty_struct *tty = NULL;
 	struct ktermios *termios = NULL, dummy;
 
@@ -116,13 +117,17 @@ static int usb_console_setup(struct console *co, char *options)
 		return -ENODEV;
 	}
 
-	port = serial->port[0];
+	retval = usb_autopm_get_interface(serial->interface);
+	if (retval)
+		goto error_get_interface;
+
+	port = serial->port[co->index - serial->minor];
 	tty_port_tty_set(&port->port, NULL);
 
 	info->port = port;
 
 	++port->port.count;
-	if (port->port.count == 1) {
+	if (!test_bit(ASYNCB_INITIALIZED, &port->port.flags)) {
 		if (serial->type->set_termios) {
 			/*
 			 * allocate a fake tty so the driver can initialize
@@ -150,9 +155,9 @@ static int usb_console_setup(struct console *co, char *options)
 		/* only call the device specific open if this
 		 * is the first time the port is opened */
 		if (serial->type->open)
-			retval = serial->type->open(NULL, port, NULL);
+			retval = serial->type->open(NULL, port);
 		else
-			retval = usb_serial_generic_open(NULL, port, NULL);
+			retval = usb_serial_generic_open(NULL, port);
 
 		if (retval) {
 			err("could not open USB console port");
@@ -168,6 +173,7 @@ static int usb_console_setup(struct console *co, char *options)
 			kfree(termios);
 			kfree(tty);
 		}
+		set_bit(ASYNCB_INITIALIZED, &port->port.flags);
 	}
 	/* Now that any required fake tty operations are completed restore
 	 * the tty port count */
@@ -175,18 +181,22 @@ static int usb_console_setup(struct console *co, char *options)
 	/* The console is special in terms of closing the device so
 	 * indicate this port is now acting as a system console. */
 	port->console = 1;
-	retval = 0;
 
-out:
+	mutex_unlock(&serial->disc_mutex);
 	return retval;
-free_termios:
+
+ free_termios:
 	kfree(termios);
 	tty_port_tty_set(&port->port, NULL);
-free_tty:
+ free_tty:
 	kfree(tty);
-reset_open_count:
+ reset_open_count:
 	port->port.count = 0;
-	goto out;
+	usb_autopm_put_interface(serial->interface);
+ error_get_interface:
+	usb_serial_put(serial);
+	mutex_unlock(&serial->disc_mutex);
+	return retval;
 }
 
 static void usb_console_write(struct console *co,
diff --git a/drivers/usb/serial/cp210x.c b/drivers/usb/serial/cp210x.c
index 985cbcf48bda..bd254ec97d14 100644
--- a/drivers/usb/serial/cp210x.c
+++ b/drivers/usb/serial/cp210x.c
@@ -33,8 +33,7 @@
 /*
  * Function Prototypes
  */
-static int cp210x_open(struct tty_struct *, struct usb_serial_port *,
-							struct file *);
+static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *);
 static void cp210x_cleanup(struct usb_serial_port *);
 static void cp210x_close(struct usb_serial_port *);
 static void cp210x_get_termios(struct tty_struct *,
@@ -51,6 +50,8 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, struct file *,
 static void cp210x_break_ctl(struct tty_struct *, int);
 static int cp210x_startup(struct usb_serial *);
 static void cp210x_disconnect(struct usb_serial *);
+static void cp210x_dtr_rts(struct usb_serial_port *p, int on);
+static int cp210x_carrier_raised(struct usb_serial_port *p);
 
 static int debug;
 
@@ -114,6 +115,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(0x166A, 0x0303) }, /* Clipsal 5500PCU C-Bus USB interface */
 	{ USB_DEVICE(0x16D6, 0x0001) }, /* Jablotron serial interface */
 	{ USB_DEVICE(0x18EF, 0xE00F) }, /* ELV USB-I2C-Interface */
+	{ USB_DEVICE(0x413C, 0x9500) }, /* DW700 GPS USB interface */
 	{ } /* Terminating Entry */
 };
 
@@ -143,6 +145,8 @@ static struct usb_serial_driver cp210x_device = {
 	.tiocmset		= cp210x_tiocmset,
 	.attach			= cp210x_startup,
 	.disconnect		= cp210x_disconnect,
+	.dtr_rts		= cp210x_dtr_rts,
+	.carrier_raised		= cp210x_carrier_raised
 };
 
 /* Config request types */
@@ -368,8 +372,7 @@ static unsigned int cp210x_quantise_baudrate(unsigned int baud) {
 	return baud;
 }
 
-static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port,
-				struct file *filp)
+static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	int result;
@@ -399,12 +402,6 @@ static int cp210x_open(struct tty_struct *tty, struct usb_serial_port *port,
 
 	/* Configure the termios structure */
 	cp210x_get_termios(tty, port);
-
-	/* Set the DTR and RTS pins low */
-	cp210x_tiocmset_port(tty ? (struct usb_serial_port *) tty->driver_data
-			: port,
-		NULL, TIOCM_DTR | TIOCM_RTS, 0);
-
 	return 0;
 }
 
@@ -753,6 +750,14 @@ static int cp210x_tiocmset_port(struct usb_serial_port *port, struct file *file,
 	return cp210x_set_config(port, CP210X_SET_MHS, &control, 2);
 }
 
+static void cp210x_dtr_rts(struct usb_serial_port *p, int on)
+{
+	if (on)
+		cp210x_tiocmset_port(p, NULL,  TIOCM_DTR|TIOCM_RTS, 0);
+	else
+		cp210x_tiocmset_port(p, NULL,  0, TIOCM_DTR|TIOCM_RTS);
+}
+
 static int cp210x_tiocmget (struct tty_struct *tty, struct file *file)
 {
 	struct usb_serial_port *port = tty->driver_data;
@@ -775,6 +780,15 @@ static int cp210x_tiocmget (struct tty_struct *tty, struct file *file)
 	return result;
 }
 
+static int cp210x_carrier_raised(struct usb_serial_port *p)
+{
+	unsigned int control;
+	cp210x_get_config(p, CP210X_GET_MDMSTS, &control, 1);
+	if (control & CONTROL_DCD)
+		return 1;
+	return 0;
+}
+
 static void cp210x_break_ctl (struct tty_struct *tty, int break_state)
 {
 	struct usb_serial_port *port = tty->driver_data;
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c
index 336523fd7366..b0f6402a91ca 100644
--- a/drivers/usb/serial/cyberjack.c
+++ b/drivers/usb/serial/cyberjack.c
@@ -61,7 +61,7 @@ static int cyberjack_startup(struct usb_serial *serial);
 static void cyberjack_disconnect(struct usb_serial *serial);
 static void cyberjack_release(struct usb_serial *serial);
 static int  cyberjack_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+	struct usb_serial_port *port);
 static void cyberjack_close(struct usb_serial_port *port);
 static int cyberjack_write(struct tty_struct *tty,
 	struct usb_serial_port *port, const unsigned char *buf, int count);
@@ -173,7 +173,7 @@ static void cyberjack_release(struct usb_serial *serial)
 }
 
 static int  cyberjack_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+					struct usb_serial_port *port)
 {
 	struct cyberjack_private *priv;
 	unsigned long flags;
diff --git a/drivers/usb/serial/cypress_m8.c b/drivers/usb/serial/cypress_m8.c
index 59adfe123110..a591ebec0f89 100644
--- a/drivers/usb/serial/cypress_m8.c
+++ b/drivers/usb/serial/cypress_m8.c
@@ -172,8 +172,7 @@ static int  cypress_earthmate_startup(struct usb_serial *serial);
 static int  cypress_hidcom_startup(struct usb_serial *serial);
 static int  cypress_ca42v2_startup(struct usb_serial *serial);
 static void cypress_release(struct usb_serial *serial);
-static int  cypress_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int  cypress_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void cypress_close(struct usb_serial_port *port);
 static void cypress_dtr_rts(struct usb_serial_port *port, int on);
 static int  cypress_write(struct tty_struct *tty, struct usb_serial_port *port,
@@ -633,8 +632,7 @@ static void cypress_release(struct usb_serial *serial)
 }
 
 
-static int cypress_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int cypress_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct cypress_private *priv = usb_get_serial_port_data(port);
 	struct usb_serial *serial = port->serial;
@@ -659,15 +657,7 @@ static int cypress_open(struct tty_struct *tty,
 	spin_unlock_irqrestore(&priv->lock, flags);
 
 	/* Set termios */
-	result = cypress_write(tty, port, NULL, 0);
-
-	if (result) {
-		dev_err(&port->dev,
-			"%s - failed setting the control lines - error %d\n",
-							__func__, result);
-		return result;
-	} else
-		dbg("%s - success setting the control lines", __func__);
+	cypress_send(port);
 
 	if (tty)
 		cypress_set_termios(tty, port, &priv->tmp_termios);
@@ -1005,6 +995,8 @@ static void cypress_set_termios(struct tty_struct *tty,
 	dbg("%s - port %d", __func__, port->number);
 
 	spin_lock_irqsave(&priv->lock, flags);
+	/* We can't clean this one up as we don't know the device type
+	   early enough */
 	if (!priv->termios_initialized) {
 		if (priv->chiptype == CT_EARTHMATE) {
 			*(tty->termios) = tty_std_termios;
@@ -1163,13 +1155,12 @@ static void cypress_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->rx_flags = THROTTLED;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 }
 
 
@@ -1178,14 +1169,13 @@ static void cypress_unthrottle(struct tty_struct *tty)
 	struct usb_serial_port *port = tty->driver_data;
 	struct cypress_private *priv = usb_get_serial_port_data(port);
 	int actually_throttled, result;
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	actually_throttled = priv->rx_flags & ACTUALLY_THROTTLED;
 	priv->rx_flags = 0;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 
 	if (!priv->comm_is_ok)
 		return;
@@ -1193,7 +1183,7 @@ static void cypress_unthrottle(struct tty_struct *tty)
 	if (actually_throttled) {
 		port->interrupt_in_urb->dev = port->serial->dev;
 
-		result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
+		result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
 		if (result) {
 			dev_err(&port->dev, "%s - failed submitting read urb, "
 					"error %d\n", __func__, result);
diff --git a/drivers/usb/serial/cypress_m8.h b/drivers/usb/serial/cypress_m8.h
index e772b01ac3ac..1fd360e04065 100644
--- a/drivers/usb/serial/cypress_m8.h
+++ b/drivers/usb/serial/cypress_m8.h
@@ -57,7 +57,7 @@
 #define	UART_RI		0x10	/* ring indicator - modem - device to host */
 #define UART_CD		0x40	/* carrier detect - modem - device to host */
 #define CYP_ERROR 	0x08	/* received from input report - device to host */
-/* Note - the below has nothing to to with the "feature report" reset */
+/* Note - the below has nothing to do with the "feature report" reset */
 #define CONTROL_RESET	0x08  	/* sent with output report - host to device */
 
 /* End of RS-232 protocol definitions */
diff --git a/drivers/usb/serial/digi_acceleport.c b/drivers/usb/serial/digi_acceleport.c
index f4808091c47c..68e80be6b9e1 100644
--- a/drivers/usb/serial/digi_acceleport.c
+++ b/drivers/usb/serial/digi_acceleport.c
@@ -453,8 +453,7 @@ static int digi_write(struct tty_struct *tty, struct usb_serial_port *port,
 static void digi_write_bulk_callback(struct urb *urb);
 static int digi_write_room(struct tty_struct *tty);
 static int digi_chars_in_buffer(struct tty_struct *tty);
-static int digi_open(struct tty_struct *tty, struct usb_serial_port *port,
-	struct file *filp);
+static int digi_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void digi_close(struct usb_serial_port *port);
 static int digi_carrier_raised(struct usb_serial_port *port);
 static void digi_dtr_rts(struct usb_serial_port *port, int on);
@@ -899,16 +898,16 @@ static void digi_rx_unthrottle(struct tty_struct *tty)
 
 	spin_lock_irqsave(&priv->dp_port_lock, flags);
 
-	/* turn throttle off */
-	priv->dp_throttled = 0;
-	priv->dp_throttle_restart = 0;
-
 	/* restart read chain */
 	if (priv->dp_throttle_restart) {
 		port->read_urb->dev = port->serial->dev;
 		ret = usb_submit_urb(port->read_urb, GFP_ATOMIC);
 	}
 
+	/* turn throttle off */
+	priv->dp_throttled = 0;
+	priv->dp_throttle_restart = 0;
+
 	spin_unlock_irqrestore(&priv->dp_port_lock, flags);
 
 	if (ret)
@@ -1347,8 +1346,7 @@ static int digi_carrier_raised(struct usb_serial_port *port)
 	return 0;
 }
 
-static int digi_open(struct tty_struct *tty, struct usb_serial_port *port,
-				struct file *filp)
+static int digi_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int ret;
 	unsigned char buf[32];
diff --git a/drivers/usb/serial/empeg.c b/drivers/usb/serial/empeg.c
index 80cb3471adbe..7dd0e3eadbe6 100644
--- a/drivers/usb/serial/empeg.c
+++ b/drivers/usb/serial/empeg.c
@@ -79,8 +79,7 @@ static int debug;
 #define EMPEG_PRODUCT_ID		0x0001
 
 /* function prototypes for an empeg-car player */
-static int  empeg_open(struct tty_struct *tty, struct usb_serial_port *port,
-						struct file *filp);
+static int  empeg_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void empeg_close(struct usb_serial_port *port);
 static int  empeg_write(struct tty_struct *tty, struct usb_serial_port *port,
 						const unsigned char *buf,
@@ -90,8 +89,7 @@ static int  empeg_chars_in_buffer(struct tty_struct *tty);
 static void empeg_throttle(struct tty_struct *tty);
 static void empeg_unthrottle(struct tty_struct *tty);
 static int  empeg_startup(struct usb_serial *serial);
-static void empeg_set_termios(struct tty_struct *tty,
-		struct usb_serial_port *port, struct ktermios *old_termios);
+static void empeg_init_termios(struct tty_struct *tty);
 static void empeg_write_bulk_callback(struct urb *urb);
 static void empeg_read_bulk_callback(struct urb *urb);
 
@@ -123,7 +121,7 @@ static struct usb_serial_driver empeg_device = {
 	.throttle =		empeg_throttle,
 	.unthrottle =		empeg_unthrottle,
 	.attach =		empeg_startup,
-	.set_termios =		empeg_set_termios,
+	.init_termios =		empeg_init_termios,
 	.write =		empeg_write,
 	.write_room =		empeg_write_room,
 	.chars_in_buffer =	empeg_chars_in_buffer,
@@ -142,17 +140,13 @@ static int		bytes_out;
 /******************************************************************************
  * Empeg specific driver functions
  ******************************************************************************/
-static int empeg_open(struct tty_struct *tty, struct usb_serial_port *port,
-				struct file *filp)
+static int empeg_open(struct tty_struct *tty,struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	int result = 0;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	/* Force default termio settings */
-	empeg_set_termios(tty, port, NULL) ;
-
 	bytes_in = 0;
 	bytes_out = 0;
 
@@ -397,7 +391,7 @@ static void empeg_unthrottle(struct tty_struct *tty)
 	dbg("%s - port %d", __func__, port->number);
 
 	port->read_urb->dev = port->serial->dev;
-	result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+	result = usb_submit_urb(port->read_urb, GFP_KERNEL);
 	if (result)
 		dev_err(&port->dev,
 			"%s - failed submitting read urb, error %d\n",
@@ -425,11 +419,9 @@ static int  empeg_startup(struct usb_serial *serial)
 }
 
 
-static void empeg_set_termios(struct tty_struct *tty,
-		struct usb_serial_port *port, struct ktermios *old_termios)
+static void empeg_init_termios(struct tty_struct *tty)
 {
 	struct ktermios *termios = tty->termios;
-	dbg("%s - port %d", __func__, port->number);
 
 	/*
 	 * The empeg-car player wants these particular tty settings.
diff --git a/drivers/usb/serial/ftdi_sio.c b/drivers/usb/serial/ftdi_sio.c
index 8fec5d4455c9..9c60d6d4908a 100644
--- a/drivers/usb/serial/ftdi_sio.c
+++ b/drivers/usb/serial/ftdi_sio.c
@@ -76,13 +76,7 @@ struct ftdi_private {
 	unsigned long last_dtr_rts;	/* saved modem control outputs */
 	wait_queue_head_t delta_msr_wait; /* Used for TIOCMIWAIT */
 	char prev_status, diff_status;        /* Used for TIOCMIWAIT */
-	__u8 rx_flags;		/* receive state flags (throttling) */
-	spinlock_t rx_lock;	/* spinlock for receive state */
-	struct delayed_work rx_work;
 	struct usb_serial_port *port;
-	int rx_processed;
-	unsigned long rx_bytes;
-
 	__u16 interface;	/* FT2232C, FT2232H or FT4232H port interface
 				   (0 for FT232/245) */
 
@@ -176,6 +170,9 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(FTDI_VID, FTDI_MICRO_CHAMELEON_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_RELAIS_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_SNIFFER_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_THROTTLE_PID) },
+	{ USB_DEVICE(FTDI_VID, FTDI_OPENDCC_GATEWAY_PID) },
 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_IOBOARD_PID) },
 	{ USB_DEVICE(INTERBIOMETRICS_VID, INTERBIOMETRICS_MINI_IOBOARD_PID) },
 	{ USB_DEVICE(FTDI_VID, FTDI_SPROG_II) },
@@ -694,6 +691,8 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(DE_VID, WHT_PID) },
 	{ USB_DEVICE(ADI_VID, ADI_GNICE_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+	{ USB_DEVICE(ADI_VID, ADI_GNICEPLUS_PID),
+		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
 	{ USB_DEVICE(JETI_VID, JETI_SPC1201_PID) },
 	{ USB_DEVICE(MARVELL_VID, MARVELL_SHEEVAPLUG_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
@@ -702,6 +701,8 @@ static struct usb_device_id id_table_combined [] = {
 	{ USB_DEVICE(BAYER_VID, BAYER_CONTOUR_CABLE_PID) },
 	{ USB_DEVICE(FTDI_VID, MARVELL_OPENRD_PID),
 		.driver_info = (kernel_ulong_t)&ftdi_jtag_quirk },
+	{ USB_DEVICE(FTDI_VID, HAMEG_HO820_PID) },
+	{ USB_DEVICE(FTDI_VID, HAMEG_HO870_PID) },
 	{ },					/* Optional parameter entry */
 	{ }					/* Terminating entry */
 };
@@ -730,10 +731,6 @@ static const char *ftdi_chip_name[] = {
 /* Constants for read urb and write urb */
 #define BUFSZ 512
 
-/* rx_flags */
-#define THROTTLED		0x01
-#define ACTUALLY_THROTTLED	0x02
-
 /* Used for TIOCMIWAIT */
 #define FTDI_STATUS_B0_MASK	(FTDI_RS0_CTS | FTDI_RS0_DSR | FTDI_RS0_RI | FTDI_RS0_RLSD)
 #define FTDI_STATUS_B1_MASK	(FTDI_RS_BI)
@@ -747,8 +744,7 @@ static int  ftdi_sio_probe(struct usb_serial *serial,
 					const struct usb_device_id *id);
 static int  ftdi_sio_port_probe(struct usb_serial_port *port);
 static int  ftdi_sio_port_remove(struct usb_serial_port *port);
-static int  ftdi_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int  ftdi_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void ftdi_close(struct usb_serial_port *port);
 static void ftdi_dtr_rts(struct usb_serial_port *port, int on);
 static int  ftdi_write(struct tty_struct *tty, struct usb_serial_port *port,
@@ -757,7 +753,7 @@ static int  ftdi_write_room(struct tty_struct *tty);
 static int  ftdi_chars_in_buffer(struct tty_struct *tty);
 static void ftdi_write_bulk_callback(struct urb *urb);
 static void ftdi_read_bulk_callback(struct urb *urb);
-static void ftdi_process_read(struct work_struct *work);
+static void ftdi_process_read(struct usb_serial_port *port);
 static void ftdi_set_termios(struct tty_struct *tty,
 			struct usb_serial_port *port, struct ktermios *old);
 static int  ftdi_tiocmget(struct tty_struct *tty, struct file *file);
@@ -1228,7 +1224,6 @@ static int set_serial_info(struct tty_struct *tty,
 					(new_serial.flags & ASYNC_FLAGS));
 	priv->custom_divisor = new_serial.custom_divisor;
 
-	tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
 	write_latency_timer(port);
 
 check_and_exit:
@@ -1521,7 +1516,6 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
 	}
 
 	kref_init(&priv->kref);
-	spin_lock_init(&priv->rx_lock);
 	spin_lock_init(&priv->tx_lock);
 	init_waitqueue_head(&priv->delta_msr_wait);
 	/* This will push the characters through immediately rather
@@ -1543,7 +1537,6 @@ static int ftdi_sio_port_probe(struct usb_serial_port *port)
 		port->read_urb->transfer_buffer_length = BUFSZ;
 	}
 
-	INIT_DELAYED_WORK(&priv->rx_work, ftdi_process_read);
 	priv->port = port;
 
 	/* Free port's existing write urb and transfer buffer. */
@@ -1680,8 +1673,27 @@ static int ftdi_sio_port_remove(struct usb_serial_port *port)
 	return 0;
 }
 
-static int ftdi_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int ftdi_submit_read_urb(struct usb_serial_port *port, gfp_t mem_flags)
+{
+	struct urb *urb = port->read_urb;
+	struct usb_serial *serial = port->serial;
+	int result;
+
+	usb_fill_bulk_urb(urb, serial->dev,
+			   usb_rcvbulkpipe(serial->dev,
+					port->bulk_in_endpointAddress),
+			   urb->transfer_buffer,
+			   urb->transfer_buffer_length,
+			   ftdi_read_bulk_callback, port);
+	result = usb_submit_urb(urb, mem_flags);
+	if (result)
+		dev_err(&port->dev,
+			"%s - failed submitting read urb, error %d\n",
+							__func__, result);
+	return result;
+}
+
+static int ftdi_open(struct tty_struct *tty, struct usb_serial_port *port)
 { /* ftdi_open */
 	struct usb_device *dev = port->serial->dev;
 	struct ftdi_private *priv = usb_get_serial_port_data(port);
@@ -1695,12 +1707,6 @@ static int ftdi_open(struct tty_struct *tty,
 	spin_lock_irqsave(&priv->tx_lock, flags);
 	priv->tx_bytes = 0;
 	spin_unlock_irqrestore(&priv->tx_lock, flags);
-	spin_lock_irqsave(&priv->rx_lock, flags);
-	priv->rx_bytes = 0;
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
-
-	if (tty)
-		tty->low_latency = (priv->flags & ASYNC_LOW_LATENCY) ? 1 : 0;
 
 	write_latency_timer(port);
 
@@ -1720,23 +1726,14 @@ static int ftdi_open(struct tty_struct *tty,
 		ftdi_set_termios(tty, port, tty->termios);
 
 	/* Not throttled */
-	spin_lock_irqsave(&priv->rx_lock, flags);
-	priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
+	spin_lock_irqsave(&port->lock, flags);
+	port->throttled = 0;
+	port->throttle_req = 0;
+	spin_unlock_irqrestore(&port->lock, flags);
 
 	/* Start reading from the device */
-	priv->rx_processed = 0;
-	usb_fill_bulk_urb(port->read_urb, dev,
-			usb_rcvbulkpipe(dev, port->bulk_in_endpointAddress),
-			port->read_urb->transfer_buffer,
-				port->read_urb->transfer_buffer_length,
-			ftdi_read_bulk_callback, port);
-	result = usb_submit_urb(port->read_urb, GFP_KERNEL);
-	if (result)
-		dev_err(&port->dev,
-			"%s - failed submitting read urb, error %d\n",
-			__func__, result);
-	else
+	result = ftdi_submit_read_urb(port, GFP_KERNEL);
+	if (!result)
 		kref_get(&priv->kref);
 
 	return result;
@@ -1782,10 +1779,6 @@ static void ftdi_close(struct usb_serial_port *port)
 
 	dbg("%s", __func__);
 
-
-	/* cancel any scheduled reading */
-	cancel_delayed_work_sync(&priv->rx_work);
-
 	/* shutdown our bulk read */
 	usb_kill_urb(port->read_urb);
 	kref_put(&priv->kref, ftdi_sio_priv_release);
@@ -2008,271 +2001,121 @@ static int ftdi_chars_in_buffer(struct tty_struct *tty)
 	return buffered;
 }
 
-static void ftdi_read_bulk_callback(struct urb *urb)
+static int ftdi_process_packet(struct tty_struct *tty,
+		struct usb_serial_port *port, struct ftdi_private *priv,
+		char *packet, int len)
 {
-	struct usb_serial_port *port = urb->context;
-	struct tty_struct *tty;
-	struct ftdi_private *priv;
-	unsigned long countread;
-	unsigned long flags;
-	int status = urb->status;
-
-	if (urb->number_of_packets > 0) {
-		dev_err(&port->dev, "%s transfer_buffer_length %d "
-			"actual_length %d number of packets %d\n", __func__,
-			urb->transfer_buffer_length,
-			urb->actual_length, urb->number_of_packets);
-		dev_err(&port->dev, "%s transfer_flags %x\n", __func__,
-			urb->transfer_flags);
-	}
+	int i;
+	char status;
+	char flag;
+	char *ch;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	if (port->port.count <= 0)
-		return;
-
-	tty = tty_port_tty_get(&port->port);
-	if (!tty) {
-		dbg("%s - bad tty pointer - exiting", __func__);
-		return;
+	if (len < 2) {
+		dbg("malformed packet");
+		return 0;
 	}
 
-	priv = usb_get_serial_port_data(port);
-	if (!priv) {
-		dbg("%s - bad port private data pointer - exiting", __func__);
-		goto out;
+	/* Compare new line status to the old one, signal if different/
+	   N.B. packet may be processed more than once, but differences
+	   are only processed once.  */
+	status = packet[0] & FTDI_STATUS_B0_MASK;
+	if (status != priv->prev_status) {
+		priv->diff_status |= status ^ priv->prev_status;
+		wake_up_interruptible(&priv->delta_msr_wait);
+		priv->prev_status = status;
 	}
 
-	if (urb != port->read_urb)
-		dev_err(&port->dev, "%s - Not my urb!\n", __func__);
-
-	if (status) {
-		/* This will happen at close every time so it is a dbg not an
-		   err */
-		dbg("(this is ok on close) nonzero read bulk status received: %d", status);
-		goto out;
+	/*
+	 * Although the device uses a bitmask and hence can have multiple
+	 * errors on a packet - the order here sets the priority the error is
+	 * returned to the tty layer.
+	 */
+	flag = TTY_NORMAL;
+	if (packet[1] & FTDI_RS_OE) {
+		flag = TTY_OVERRUN;
+		dbg("OVERRRUN error");
+	}
+	if (packet[1] & FTDI_RS_BI) {
+		flag = TTY_BREAK;
+		dbg("BREAK received");
+		usb_serial_handle_break(port);
+	}
+	if (packet[1] & FTDI_RS_PE) {
+		flag = TTY_PARITY;
+		dbg("PARITY error");
+	}
+	if (packet[1] & FTDI_RS_FE) {
+		flag = TTY_FRAME;
+		dbg("FRAMING error");
 	}
 
-	/* count data bytes, but not status bytes */
-	countread = urb->actual_length;
-	countread -= 2 * DIV_ROUND_UP(countread, priv->max_packet_size);
-	spin_lock_irqsave(&priv->rx_lock, flags);
-	priv->rx_bytes += countread;
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
-
-	ftdi_process_read(&priv->rx_work.work);
-out:
-	tty_kref_put(tty);
-} /* ftdi_read_bulk_callback */
-
+	len -= 2;
+	if (!len)
+		return 0;	/* status only */
+	ch = packet + 2;
+
+	if (!(port->console && port->sysrq) && flag == TTY_NORMAL)
+		tty_insert_flip_string(tty, ch, len);
+	else {
+		for (i = 0; i < len; i++, ch++) {
+			if (!usb_serial_handle_sysrq_char(tty, port, *ch))
+				tty_insert_flip_char(tty, *ch, flag);
+		}
+	}
+	return len;
+}
 
-static void ftdi_process_read(struct work_struct *work)
-{ /* ftdi_process_read */
-	struct ftdi_private *priv =
-		container_of(work, struct ftdi_private, rx_work.work);
-	struct usb_serial_port *port = priv->port;
-	struct urb *urb;
+static void ftdi_process_read(struct usb_serial_port *port)
+{
+	struct urb *urb = port->read_urb;
 	struct tty_struct *tty;
-	char error_flag;
-	unsigned char *data;
-
+	struct ftdi_private *priv = usb_get_serial_port_data(port);
+	char *data = (char *)urb->transfer_buffer;
 	int i;
-	int result;
-	int need_flip;
-	int packet_offset;
-	unsigned long flags;
-
-	dbg("%s - port %d", __func__, port->number);
-
-	if (port->port.count <= 0)
-		return;
+	int len;
+	int count = 0;
 
 	tty = tty_port_tty_get(&port->port);
-	if (!tty) {
-		dbg("%s - bad tty pointer - exiting", __func__);
+	if (!tty)
 		return;
-	}
 
-	priv = usb_get_serial_port_data(port);
-	if (!priv) {
-		dbg("%s - bad port private data pointer - exiting", __func__);
-		goto out;
-	}
-
-	urb = port->read_urb;
-	if (!urb) {
-		dbg("%s - bad read_urb pointer - exiting", __func__);
-		goto out;
+	for (i = 0; i < urb->actual_length; i += priv->max_packet_size) {
+		len = min_t(int, urb->actual_length - i, priv->max_packet_size);
+		count += ftdi_process_packet(tty, port, priv, &data[i], len);
 	}
 
-	data = urb->transfer_buffer;
-
-	if (priv->rx_processed) {
-		dbg("%s - already processed: %d bytes, %d remain", __func__,
-				priv->rx_processed,
-				urb->actual_length - priv->rx_processed);
-	} else {
-		/* The first two bytes of every read packet are status */
-		if (urb->actual_length > 2)
-			usb_serial_debug_data(debug, &port->dev, __func__,
-						urb->actual_length, data);
-		else
-			dbg("Status only: %03oo %03oo", data[0], data[1]);
-	}
-
-
-	/* TO DO -- check for hung up line and handle appropriately: */
-	/*   send hangup  */
-	/* See acm.c - you do a tty_hangup  - eg tty_hangup(tty) */
-	/* if CD is dropped and the line is not CLOCAL then we should hangup */
-
-	need_flip = 0;
-	for (packet_offset = priv->rx_processed;
-		packet_offset < urb->actual_length; packet_offset += priv->max_packet_size) {
-		int length;
-
-		/* Compare new line status to the old one, signal if different/
-		   N.B. packet may be processed more than once, but differences
-		   are only processed once.  */
-		char new_status = data[packet_offset + 0] &
-						FTDI_STATUS_B0_MASK;
-		if (new_status != priv->prev_status) {
-			priv->diff_status |=
-				new_status ^ priv->prev_status;
-			wake_up_interruptible(&priv->delta_msr_wait);
-			priv->prev_status = new_status;
-		}
-
-		length = min_t(u32, priv->max_packet_size, urb->actual_length-packet_offset)-2;
-		if (length < 0) {
-			dev_err(&port->dev, "%s - bad packet length: %d\n",
-				__func__, length+2);
-			length = 0;
-		}
-
-		if (priv->rx_flags & THROTTLED) {
-			dbg("%s - throttled", __func__);
-			break;
-		}
-		if (tty_buffer_request_room(tty, length) < length) {
-			/* break out & wait for throttling/unthrottling to
-			   happen */
-			dbg("%s - receive room low", __func__);
-			break;
-		}
-
-		/* Handle errors and break */
-		error_flag = TTY_NORMAL;
-		/* Although the device uses a bitmask and hence can have
-		   multiple errors on a packet - the order here sets the
-		   priority the error is returned to the tty layer  */
-
-		if (data[packet_offset+1] & FTDI_RS_OE) {
-			error_flag = TTY_OVERRUN;
-			dbg("OVERRRUN error");
-		}
-		if (data[packet_offset+1] & FTDI_RS_BI) {
-			error_flag = TTY_BREAK;
-			dbg("BREAK received");
-			usb_serial_handle_break(port);
-		}
-		if (data[packet_offset+1] & FTDI_RS_PE) {
-			error_flag = TTY_PARITY;
-			dbg("PARITY error");
-		}
-		if (data[packet_offset+1] & FTDI_RS_FE) {
-			error_flag = TTY_FRAME;
-			dbg("FRAMING error");
-		}
-		if (length > 0) {
-			for (i = 2; i < length+2; i++) {
-				/* Note that the error flag is duplicated for
-				   every character received since we don't know
-				   which character it applied to */
-				if (!usb_serial_handle_sysrq_char(tty, port,
-						data[packet_offset + i]))
-					tty_insert_flip_char(tty,
-						data[packet_offset + i],
-						error_flag);
-			}
-			need_flip = 1;
-		}
-
-#ifdef NOT_CORRECT_BUT_KEEPING_IT_FOR_NOW
-		/* if a parity error is detected you get status packets forever
-		   until a character is sent without a parity error.
-		   This doesn't work well since the application receives a
-		   never ending stream of bad data - even though new data
-		   hasn't been sent. Therefore I (bill) have taken this out.
-		   However - this might make sense for framing errors and so on
-		   so I am leaving the code in for now.
-		*/
-		else {
-			if (error_flag != TTY_NORMAL) {
-				dbg("error_flag is not normal");
-				/* In this case it is just status - if that is
-				   an error send a bad character */
-				if (tty->flip.count >= TTY_FLIPBUF_SIZE)
-					tty_flip_buffer_push(tty);
-				tty_insert_flip_char(tty, 0xff, error_flag);
-				need_flip = 1;
-			}
-		}
-#endif
-	} /* "for(packet_offset=0..." */
-
-	/* Low latency */
-	if (need_flip)
+	if (count)
 		tty_flip_buffer_push(tty);
+	tty_kref_put(tty);
+}
 
-	if (packet_offset < urb->actual_length) {
-		/* not completely processed - record progress */
-		priv->rx_processed = packet_offset;
-		dbg("%s - incomplete, %d bytes processed, %d remain",
-				__func__, packet_offset,
-				urb->actual_length - packet_offset);
-		/* check if we were throttled while processing */
-		spin_lock_irqsave(&priv->rx_lock, flags);
-		if (priv->rx_flags & THROTTLED) {
-			priv->rx_flags |= ACTUALLY_THROTTLED;
-			spin_unlock_irqrestore(&priv->rx_lock, flags);
-			dbg("%s - deferring remainder until unthrottled",
-					__func__);
-			goto out;
-		}
-		spin_unlock_irqrestore(&priv->rx_lock, flags);
-		/* if the port is closed stop trying to read */
-		if (port->port.count > 0)
-			/* delay processing of remainder */
-			schedule_delayed_work(&priv->rx_work, 1);
-		else
-			dbg("%s - port is closed", __func__);
-		goto out;
-	}
-
-	/* urb is completely processed */
-	priv->rx_processed = 0;
+static void ftdi_read_bulk_callback(struct urb *urb)
+{
+	struct usb_serial_port *port = urb->context;
+	unsigned long flags;
 
-	/* if the port is closed stop trying to read */
-	if (port->port.count > 0) {
-		/* Continue trying to always read  */
-		usb_fill_bulk_urb(port->read_urb, port->serial->dev,
-			usb_rcvbulkpipe(port->serial->dev,
-					port->bulk_in_endpointAddress),
-			port->read_urb->transfer_buffer,
-			port->read_urb->transfer_buffer_length,
-			ftdi_read_bulk_callback, port);
+	dbg("%s - port %d", __func__, port->number);
 
-		result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
-		if (result)
-			dev_err(&port->dev,
-				"%s - failed resubmitting read urb, error %d\n",
-				__func__, result);
+	if (urb->status) {
+		dbg("%s - nonzero read bulk status received: %d",
+						__func__, urb->status);
+		return;
 	}
-out:
-	tty_kref_put(tty);
-} /* ftdi_process_read */
 
+	usb_serial_debug_data(debug, &port->dev, __func__,
+				urb->actual_length, urb->transfer_buffer);
+	ftdi_process_read(port);
+
+	spin_lock_irqsave(&port->lock, flags);
+	port->throttled = port->throttle_req;
+	if (!port->throttled) {
+		spin_unlock_irqrestore(&port->lock, flags);
+		ftdi_submit_read_urb(port, GFP_ATOMIC);
+	} else
+		spin_unlock_irqrestore(&port->lock, flags);
+}
 
 static void ftdi_break_ctl(struct tty_struct *tty, int break_state)
 {
@@ -2604,33 +2447,31 @@ static int ftdi_ioctl(struct tty_struct *tty, struct file *file,
 static void ftdi_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
-	struct ftdi_private *priv = usb_get_serial_port_data(port);
 	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->rx_lock, flags);
-	priv->rx_flags |= THROTTLED;
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
+	spin_lock_irqsave(&port->lock, flags);
+	port->throttle_req = 1;
+	spin_unlock_irqrestore(&port->lock, flags);
 }
 
-
-static void ftdi_unthrottle(struct tty_struct *tty)
+void ftdi_unthrottle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
-	struct ftdi_private *priv = usb_get_serial_port_data(port);
-	int actually_throttled;
+	int was_throttled;
 	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->rx_lock, flags);
-	actually_throttled = priv->rx_flags & ACTUALLY_THROTTLED;
-	priv->rx_flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-	spin_unlock_irqrestore(&priv->rx_lock, flags);
+	spin_lock_irqsave(&port->lock, flags);
+	was_throttled = port->throttled;
+	port->throttled = port->throttle_req = 0;
+	spin_unlock_irqrestore(&port->lock, flags);
 
-	if (actually_throttled)
-		schedule_delayed_work(&priv->rx_work, 0);
+	/* Resubmit urb if throttled and open. */
+	if (was_throttled && test_bit(ASYNCB_INITIALIZED, &port->port.flags))
+		ftdi_submit_read_urb(port, GFP_KERNEL);
 }
 
 static int __init ftdi_init(void)
diff --git a/drivers/usb/serial/ftdi_sio.h b/drivers/usb/serial/ftdi_sio.h
index 8c92b88166ae..6f31e0d71898 100644
--- a/drivers/usb/serial/ftdi_sio.h
+++ b/drivers/usb/serial/ftdi_sio.h
@@ -81,6 +81,9 @@
 
 /* OpenDCC (www.opendcc.de) product id */
 #define FTDI_OPENDCC_PID	0xBFD8
+#define FTDI_OPENDCC_SNIFFER_PID	0xBFD9
+#define FTDI_OPENDCC_THROTTLE_PID	0xBFDA
+#define FTDI_OPENDCC_GATEWAY_PID	0xBFDB
 
 /* Sprog II (Andrew Crosland's SprogII DCC interface) */
 #define FTDI_SPROG_II		0xF0C8
@@ -930,6 +933,7 @@
  */
 #define ADI_VID 		0x0456
 #define ADI_GNICE_PID 		0xF000
+#define ADI_GNICEPLUS_PID 	0xF001
 
 /*
  * JETI SPECTROMETER SPECBOS 1201
@@ -968,6 +972,12 @@
 #define MARVELL_OPENRD_PID	0x9e90
 
 /*
+ * Hameg HO820 and HO870 interface (using VID 0x0403)
+ */
+#define        HAMEG_HO820_PID         0xed74
+#define        HAMEG_HO870_PID         0xed71
+
+/*
  *   BmRequestType:  1100 0000b
  *   bRequest:       FTDI_E2_READ
  *   wValue:         0
diff --git a/drivers/usb/serial/garmin_gps.c b/drivers/usb/serial/garmin_gps.c
index 8839f1c70b7f..5ac900e5a50e 100644
--- a/drivers/usb/serial/garmin_gps.c
+++ b/drivers/usb/serial/garmin_gps.c
@@ -933,8 +933,7 @@ static int garmin_init_session(struct usb_serial_port *port)
 
 
 
-static int garmin_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int garmin_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	unsigned long flags;
 	int status = 0;
@@ -1391,14 +1390,13 @@ static void garmin_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct garmin_data *garmin_data_p = usb_get_serial_port_data(port);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 	/* set flag, data received will be put into a queue
 	   for later processing */
-	spin_lock_irqsave(&garmin_data_p->lock, flags);
+	spin_lock_irq(&garmin_data_p->lock);
 	garmin_data_p->flags |= FLAGS_QUEUING|FLAGS_THROTTLED;
-	spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+	spin_unlock_irq(&garmin_data_p->lock);
 }
 
 
@@ -1406,13 +1404,12 @@ static void garmin_unthrottle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct garmin_data *garmin_data_p = usb_get_serial_port_data(port);
-	unsigned long flags;
 	int status;
 
 	dbg("%s - port %d", __func__, port->number);
-	spin_lock_irqsave(&garmin_data_p->lock, flags);
+	spin_lock_irq(&garmin_data_p->lock);
 	garmin_data_p->flags &= ~FLAGS_THROTTLED;
-	spin_unlock_irqrestore(&garmin_data_p->lock, flags);
+	spin_unlock_irq(&garmin_data_p->lock);
 
 	/* in native mode send queued data to tty, in
 	   serial mode nothing needs to be done here */
@@ -1420,7 +1417,7 @@ static void garmin_unthrottle(struct tty_struct *tty)
 		garmin_flush_queue(garmin_data_p);
 
 	if (0 != (garmin_data_p->flags & FLAGS_BULK_IN_ACTIVE)) {
-		status = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+		status = usb_submit_urb(port->read_urb, GFP_KERNEL);
 		if (status)
 			dev_err(&port->dev,
 				"%s - failed resubmitting read urb, error %d\n",
diff --git a/drivers/usb/serial/generic.c b/drivers/usb/serial/generic.c
index ce57f6a32bdf..bbe005cefcfb 100644
--- a/drivers/usb/serial/generic.c
+++ b/drivers/usb/serial/generic.c
@@ -19,7 +19,7 @@
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
 #include <linux/uaccess.h>
-
+#include <linux/kfifo.h>
 
 static int debug;
 
@@ -114,8 +114,7 @@ void usb_serial_generic_deregister(void)
 #endif
 }
 
-int usb_serial_generic_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+int usb_serial_generic_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	int result = 0;
@@ -167,24 +166,6 @@ static void generic_cleanup(struct usb_serial_port *port)
 	}
 }
 
-int usb_serial_generic_resume(struct usb_serial *serial)
-{
-	struct usb_serial_port *port;
-	int i, c = 0, r;
-
-	for (i = 0; i < serial->num_ports; i++) {
-		port = serial->port[i];
-		if (port->port.count && port->read_urb) {
-			r = usb_submit_urb(port->read_urb, GFP_NOIO);
-			if (r < 0)
-				c++;
-		}
-	}
-
-	return c ? -EIO : 0;
-}
-EXPORT_SYMBOL_GPL(usb_serial_generic_resume);
-
 void usb_serial_generic_close(struct usb_serial_port *port)
 {
 	dbg("%s - port %d", __func__, port->number);
@@ -273,12 +254,81 @@ error_no_buffer:
 	return bwrite;
 }
 
+/**
+ * usb_serial_generic_write_start - kick off an URB write
+ * @port:	Pointer to the &struct usb_serial_port data
+ *
+ * Returns the number of bytes queued on success. This will be zero if there
+ * was nothing to send. Otherwise, it returns a negative errno value
+ */
+static int usb_serial_generic_write_start(struct usb_serial_port *port)
+{
+	struct usb_serial *serial = port->serial;
+	unsigned char *data;
+	int result;
+	int count;
+	unsigned long flags;
+	bool start_io;
+
+	/* Atomically determine whether we can and need to start a USB
+	 * operation. */
+	spin_lock_irqsave(&port->lock, flags);
+	if (port->write_urb_busy)
+		start_io = false;
+	else {
+		start_io = (__kfifo_len(port->write_fifo) != 0);
+		port->write_urb_busy = start_io;
+	}
+	spin_unlock_irqrestore(&port->lock, flags);
+
+	if (!start_io)
+		return 0;
+
+	data = port->write_urb->transfer_buffer;
+	count = kfifo_get(port->write_fifo, data, port->bulk_out_size);
+	usb_serial_debug_data(debug, &port->dev, __func__, count, data);
+
+	/* set up our urb */
+	usb_fill_bulk_urb(port->write_urb, serial->dev,
+			   usb_sndbulkpipe(serial->dev,
+				port->bulk_out_endpointAddress),
+			   port->write_urb->transfer_buffer, count,
+			   ((serial->type->write_bulk_callback) ?
+			     serial->type->write_bulk_callback :
+			     usb_serial_generic_write_bulk_callback),
+			   port);
+
+	/* send the data out the bulk port */
+	result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
+	if (result) {
+		dev_err(&port->dev,
+			"%s - failed submitting write urb, error %d\n",
+						__func__, result);
+		/* don't have to grab the lock here, as we will
+		   retry if != 0 */
+		port->write_urb_busy = 0;
+	} else
+		result = count;
+
+	return result;
+}
+
+/**
+ * usb_serial_generic_write - generic write function for serial USB devices
+ * @tty:	Pointer to &struct tty_struct for the device
+ * @port:	Pointer to the &usb_serial_port structure for the device
+ * @buf:	Pointer to the data to write
+ * @count:	Number of bytes to write
+ *
+ * Returns the number of characters actually written, which may be anything
+ * from zero to @count. If an error occurs, it returns the negative errno
+ * value.
+ */
 int usb_serial_generic_write(struct tty_struct *tty,
 	struct usb_serial_port *port, const unsigned char *buf, int count)
 {
 	struct usb_serial *serial = port->serial;
 	int result;
-	unsigned char *data;
 
 	dbg("%s - port %d", __func__, port->number);
 
@@ -288,57 +338,20 @@ int usb_serial_generic_write(struct tty_struct *tty,
 	}
 
 	/* only do something if we have a bulk out endpoint */
-	if (serial->num_bulk_out) {
-		unsigned long flags;
-
-		if (serial->type->max_in_flight_urbs)
-			return usb_serial_multi_urb_write(tty, port,
-							  buf, count);
-
-		spin_lock_irqsave(&port->lock, flags);
-		if (port->write_urb_busy) {
-			spin_unlock_irqrestore(&port->lock, flags);
-			dbg("%s - already writing", __func__);
-			return 0;
-		}
-		port->write_urb_busy = 1;
-		spin_unlock_irqrestore(&port->lock, flags);
-
-		count = (count > port->bulk_out_size) ?
-					port->bulk_out_size : count;
-
-		memcpy(port->write_urb->transfer_buffer, buf, count);
-		data = port->write_urb->transfer_buffer;
-		usb_serial_debug_data(debug, &port->dev, __func__, count, data);
+	if (!serial->num_bulk_out)
+		return 0;
 
-		/* set up our urb */
-		usb_fill_bulk_urb(port->write_urb, serial->dev,
-				   usb_sndbulkpipe(serial->dev,
-					port->bulk_out_endpointAddress),
-				   port->write_urb->transfer_buffer, count,
-				   ((serial->type->write_bulk_callback) ?
-				     serial->type->write_bulk_callback :
-				     usb_serial_generic_write_bulk_callback),
-				   port);
+	if (serial->type->max_in_flight_urbs)
+		return usb_serial_multi_urb_write(tty, port,
+						  buf, count);
 
-		/* send the data out the bulk port */
-		port->write_urb_busy = 1;
-		result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
-		if (result) {
-			dev_err(&port->dev,
-				"%s - failed submitting write urb, error %d\n",
-							__func__, result);
-			/* don't have to grab the lock here, as we will
-			   retry if != 0 */
-			port->write_urb_busy = 0;
-		} else
-			result = count;
+	count = kfifo_put(port->write_fifo, buf, count);
+	result = usb_serial_generic_write_start(port);
 
-		return result;
-	}
+	if (result >= 0)
+		result = count;
 
-	/* no bulk out, so return 0 bytes written */
-	return 0;
+	return result;
 }
 EXPORT_SYMBOL_GPL(usb_serial_generic_write);
 
@@ -356,9 +369,8 @@ int usb_serial_generic_write_room(struct tty_struct *tty)
 			room = port->bulk_out_size *
 				(serial->type->max_in_flight_urbs -
 				 port->urbs_in_flight);
-	} else if (serial->num_bulk_out && !(port->write_urb_busy)) {
-		room = port->bulk_out_size;
-	}
+	} else if (serial->num_bulk_out)
+		room = port->write_fifo->size - __kfifo_len(port->write_fifo);
 	spin_unlock_irqrestore(&port->lock, flags);
 
 	dbg("%s - returns %d", __func__, room);
@@ -378,11 +390,8 @@ int usb_serial_generic_chars_in_buffer(struct tty_struct *tty)
 		spin_lock_irqsave(&port->lock, flags);
 		chars = port->tx_bytes_flight;
 		spin_unlock_irqrestore(&port->lock, flags);
-	} else if (serial->num_bulk_out) {
-		/* FIXME: Locking */
-		if (port->write_urb_busy)
-			chars = port->write_urb->transfer_buffer_length;
-	}
+	} else if (serial->num_bulk_out)
+		chars = kfifo_len(port->write_fifo);
 
 	dbg("%s - returns %d", __func__, chars);
 	return chars;
@@ -486,16 +495,23 @@ void usb_serial_generic_write_bulk_callback(struct urb *urb)
 		if (port->urbs_in_flight < 0)
 			port->urbs_in_flight = 0;
 		spin_unlock_irqrestore(&port->lock, flags);
+
+		if (status) {
+			dbg("%s - nonzero multi-urb write bulk status "
+				"received: %d", __func__, status);
+			return;
+		}
 	} else {
-		/* Handle the case for single urb mode */
 		port->write_urb_busy = 0;
-	}
 
-	if (status) {
-		dbg("%s - nonzero write bulk status received: %d",
-		    __func__, status);
-		return;
+		if (status) {
+			dbg("%s - nonzero multi-urb write bulk status "
+				"received: %d", __func__, status);
+			kfifo_reset(port->write_fifo);
+		} else
+			usb_serial_generic_write_start(port);
 	}
+
 	usb_serial_port_softint(port);
 }
 EXPORT_SYMBOL_GPL(usb_serial_generic_write_bulk_callback);
@@ -530,7 +546,7 @@ void usb_serial_generic_unthrottle(struct tty_struct *tty)
 
 	if (was_throttled) {
 		/* Resume reading from device */
-		usb_serial_generic_resubmit_read_urb(port, GFP_KERNEL);
+		flush_and_resubmit_read_urb(port);
 	}
 }
 
@@ -560,6 +576,33 @@ int usb_serial_handle_break(struct usb_serial_port *port)
 }
 EXPORT_SYMBOL_GPL(usb_serial_handle_break);
 
+int usb_serial_generic_resume(struct usb_serial *serial)
+{
+	struct usb_serial_port *port;
+	int i, c = 0, r;
+
+	for (i = 0; i < serial->num_ports; i++) {
+		port = serial->port[i];
+		if (!port->port.count)
+			continue;
+
+		if (port->read_urb) {
+			r = usb_submit_urb(port->read_urb, GFP_NOIO);
+			if (r < 0)
+				c++;
+		}
+
+		if (port->write_urb) {
+			r = usb_serial_generic_write_start(port);
+			if (r < 0)
+				c++;
+		}
+	}
+
+	return c ? -EIO : 0;
+}
+EXPORT_SYMBOL_GPL(usb_serial_generic_resume);
+
 void usb_serial_generic_disconnect(struct usb_serial *serial)
 {
 	int i;
diff --git a/drivers/usb/serial/io_edgeport.c b/drivers/usb/serial/io_edgeport.c
index 0191693625d6..b97960ac92f2 100644
--- a/drivers/usb/serial/io_edgeport.c
+++ b/drivers/usb/serial/io_edgeport.c
@@ -205,8 +205,7 @@ static void edge_bulk_out_data_callback(struct urb *urb);
 static void edge_bulk_out_cmd_callback(struct urb *urb);
 
 /* function prototypes for the usbserial callbacks */
-static int edge_open(struct tty_struct *tty, struct usb_serial_port *port,
-					struct file *filp);
+static int edge_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void edge_close(struct usb_serial_port *port);
 static int edge_write(struct tty_struct *tty, struct usb_serial_port *port,
 					const unsigned char *buf, int count);
@@ -852,8 +851,7 @@ static void edge_bulk_out_cmd_callback(struct urb *urb)
  *	If successful, we return 0
  *	Otherwise we return a negative error number.
  *****************************************************************************/
-static int edge_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct edgeport_port *edge_port = usb_get_serial_port_data(port);
 	struct usb_serial *serial;
@@ -2542,7 +2540,7 @@ static int calc_baud_rate_divisor(int baudrate, int *divisor)
 
 /*****************************************************************************
  * send_cmd_write_uart_register
- *  this function builds up a uart register message and sends to to the device.
+ *  this function builds up a uart register message and sends to the device.
  *****************************************************************************/
 static int send_cmd_write_uart_register(struct edgeport_port *edge_port,
 						__u8 regNum, __u8 regValue)
diff --git a/drivers/usb/serial/io_ti.c b/drivers/usb/serial/io_ti.c
index e8bc42f92e79..d4cc0f7af400 100644
--- a/drivers/usb/serial/io_ti.c
+++ b/drivers/usb/serial/io_ti.c
@@ -1831,8 +1831,7 @@ static void edge_bulk_out_callback(struct urb *urb)
 	tty_kref_put(tty);
 }
 
-static int edge_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int edge_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct edgeport_port *edge_port = usb_get_serial_port_data(port);
 	struct edgeport_serial *edge_serial;
diff --git a/drivers/usb/serial/ipaq.c b/drivers/usb/serial/ipaq.c
index 2545d45ce16f..d6231c38813e 100644
--- a/drivers/usb/serial/ipaq.c
+++ b/drivers/usb/serial/ipaq.c
@@ -75,7 +75,7 @@ static int initial_wait;
 
 /* Function prototypes for an ipaq */
 static int  ipaq_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+			struct usb_serial_port *port);
 static void ipaq_close(struct usb_serial_port *port);
 static int  ipaq_calc_num_ports(struct usb_serial *serial);
 static int  ipaq_startup(struct usb_serial *serial);
@@ -587,7 +587,7 @@ static int		bytes_in;
 static int		bytes_out;
 
 static int ipaq_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+			struct usb_serial_port *port)
 {
 	struct usb_serial	*serial = port->serial;
 	struct ipaq_private	*priv;
@@ -628,11 +628,6 @@ static int ipaq_open(struct tty_struct *tty,
 		priv->free_len += PACKET_SIZE;
 	}
 
-	if (tty) {
-		/* FIXME: These two are bogus */
-		tty->raw = 1;
-		tty->real_raw = 1;
-	}
 	/*
 	 * Lose the small buffers usbserial provides. Make larger ones.
 	 */
@@ -971,6 +966,15 @@ static int ipaq_calc_num_ports(struct usb_serial *serial)
 static int ipaq_startup(struct usb_serial *serial)
 {
 	dbg("%s", __func__);
+
+	/* Some of the devices in ipaq_id_table[] are composite, and we
+	 * shouldn't bind to all the interfaces.  This test will rule out
+	 * some obviously invalid possibilities.
+	 */
+	if (serial->num_bulk_in < serial->num_ports ||
+			serial->num_bulk_out < serial->num_ports)
+		return -ENODEV;
+
 	if (serial->dev->actconfig->desc.bConfigurationValue != 1) {
 		/*
 		 * FIXME: HP iPaq rx3715, possibly others, have 1 config that
diff --git a/drivers/usb/serial/ipw.c b/drivers/usb/serial/ipw.c
index 29ad038b9c8d..727d323f092a 100644
--- a/drivers/usb/serial/ipw.c
+++ b/drivers/usb/serial/ipw.c
@@ -193,8 +193,7 @@ static void ipw_read_bulk_callback(struct urb *urb)
 	return;
 }
 
-static int ipw_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int ipw_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_device *dev = port->serial->dev;
 	u8 buf_flow_static[16] = IPW_BYTES_FLOWINIT;
diff --git a/drivers/usb/serial/ir-usb.c b/drivers/usb/serial/ir-usb.c
index 66009b6b763a..95d8d26b9a44 100644
--- a/drivers/usb/serial/ir-usb.c
+++ b/drivers/usb/serial/ir-usb.c
@@ -86,8 +86,7 @@ static int buffer_size;
 static int xbof = -1;
 
 static int  ir_startup (struct usb_serial *serial);
-static int  ir_open(struct tty_struct *tty, struct usb_serial_port *port,
-					struct file *filep);
+static int  ir_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void ir_close(struct usb_serial_port *port);
 static int  ir_write(struct tty_struct *tty, struct usb_serial_port *port,
 					const unsigned char *buf, int count);
@@ -296,8 +295,7 @@ static int ir_startup(struct usb_serial *serial)
 	return 0;
 }
 
-static int ir_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int ir_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	char *buffer;
 	int result = 0;
diff --git a/drivers/usb/serial/iuu_phoenix.c b/drivers/usb/serial/iuu_phoenix.c
index 96873a7a32b0..e6e02b178d2b 100644
--- a/drivers/usb/serial/iuu_phoenix.c
+++ b/drivers/usb/serial/iuu_phoenix.c
@@ -40,7 +40,7 @@ static int debug;
 /*
  * Version Information
  */
-#define DRIVER_VERSION "v0.10"
+#define DRIVER_VERSION "v0.11"
 #define DRIVER_DESC "Infinity USB Unlimited Phoenix driver"
 
 static struct usb_device_id id_table[] = {
@@ -64,6 +64,7 @@ static int cdmode = 1;
 static int iuu_cardin;
 static int iuu_cardout;
 static int xmas;
+static int vcc_default = 5;
 
 static void read_rxcmd_callback(struct urb *urb);
 
@@ -71,7 +72,6 @@ struct iuu_private {
 	spinlock_t lock;	/* store irq state */
 	wait_queue_head_t delta_msr_wait;
 	u8 line_status;
-	u8 termios_initialized;
 	int tiostatus;		/* store IUART SIGNAL for tiocmget call */
 	u8 reset;		/* if 1 reset is needed */
 	int poll;		/* number of poll */
@@ -80,6 +80,7 @@ struct iuu_private {
 	u8 *buf;		/* used for initialize speed */
 	u8 *dbgbuf;		/* debug buffer */
 	u8 len;
+	int vcc;		/* vcc (either 3 or 5 V) */
 };
 
 
@@ -115,6 +116,7 @@ static int iuu_startup(struct usb_serial *serial)
 		kfree(priv);
 		return -ENOMEM;
 	}
+	priv->vcc = vcc_default;
 	spin_lock_init(&priv->lock);
 	init_waitqueue_head(&priv->delta_msr_wait);
 	usb_set_serial_port_data(serial->port[0], priv);
@@ -1010,22 +1012,28 @@ static void iuu_close(struct usb_serial_port *port)
 		usb_kill_urb(port->write_urb);
 		usb_kill_urb(port->read_urb);
 		usb_kill_urb(port->interrupt_in_urb);
-		msleep(1000);
-		/* wait one second to free all buffers */
 		iuu_led(port, 0, 0, 0xF000, 0xFF);
-		msleep(1000);
-		usb_reset_device(port->serial->dev);
 	}
 }
 
-static int iuu_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static void iuu_init_termios(struct tty_struct *tty)
+{
+	*(tty->termios) = tty_std_termios;
+	tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600
+				| TIOCM_CTS | CSTOPB | PARENB;
+	tty->termios->c_ispeed = 9600;
+	tty->termios->c_ospeed = 9600;
+	tty->termios->c_lflag = 0;
+	tty->termios->c_oflag = 0;
+	tty->termios->c_iflag = 0;
+}
+
+static int iuu_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	u8 *buf;
 	int result;
 	u32 actual;
-	unsigned long flags;
 	struct iuu_private *priv = usb_get_serial_port_data(port);
 
 	dbg("%s -  port %d", __func__, port->number);
@@ -1064,21 +1072,7 @@ static int iuu_open(struct tty_struct *tty,
 			  port->bulk_in_buffer, 512,
 			  NULL, NULL);
 
-	/* set the termios structure */
-	spin_lock_irqsave(&priv->lock, flags);
-	if (tty && !priv->termios_initialized) {
-		*(tty->termios) = tty_std_termios;
-		tty->termios->c_cflag = CLOCAL | CREAD | CS8 | B9600
-					| TIOCM_CTS | CSTOPB | PARENB;
-		tty->termios->c_ispeed = 9600;
-		tty->termios->c_ospeed = 9600;
-		tty->termios->c_lflag = 0;
-		tty->termios->c_oflag = 0;
-		tty->termios->c_iflag = 0;
-		priv->termios_initialized = 1;
-		priv->poll = 0;
-	 }
-	spin_unlock_irqrestore(&priv->lock, flags);
+	priv->poll = 0;
 
 	/* initialize writebuf */
 #define FISH(a, b, c, d) do { \
@@ -1187,6 +1181,95 @@ static int iuu_open(struct tty_struct *tty,
 	return result;
 }
 
+/* how to change VCC */
+static int iuu_vcc_set(struct usb_serial_port *port, unsigned int vcc)
+{
+	int status;
+	u8 *buf;
+
+	buf = kmalloc(5, GFP_KERNEL);
+	if (!buf)
+		return -ENOMEM;
+
+	dbg("%s - enter", __func__);
+
+	buf[0] = IUU_SET_VCC;
+	buf[1] = vcc & 0xFF;
+	buf[2] = (vcc >> 8) & 0xFF;
+	buf[3] = (vcc >> 16) & 0xFF;
+	buf[4] = (vcc >> 24) & 0xFF;
+
+	status = bulk_immediate(port, buf, 5);
+	kfree(buf);
+
+	if (status != IUU_OPERATION_OK)
+		dbg("%s - vcc error status = %2x", __func__, status);
+	else
+		dbg("%s - vcc OK !", __func__);
+
+	return status;
+}
+
+/*
+ * Sysfs Attributes
+ */
+
+static ssize_t show_vcc_mode(struct device *dev,
+	struct device_attribute *attr, char *buf)
+{
+	struct usb_serial_port *port = to_usb_serial_port(dev);
+	struct iuu_private *priv = usb_get_serial_port_data(port);
+
+	return sprintf(buf, "%d\n", priv->vcc);
+}
+
+static ssize_t store_vcc_mode(struct device *dev,
+	struct device_attribute *attr, const char *buf, size_t count)
+{
+	struct usb_serial_port *port = to_usb_serial_port(dev);
+	struct iuu_private *priv = usb_get_serial_port_data(port);
+	unsigned long v;
+
+	if (strict_strtoul(buf, 10, &v)) {
+		dev_err(dev, "%s - vcc_mode: %s is not a unsigned long\n",
+				__func__, buf);
+		goto fail_store_vcc_mode;
+	}
+
+	dbg("%s: setting vcc_mode = %ld", __func__, v);
+
+	if ((v != 3) && (v != 5)) {
+		dev_err(dev, "%s - vcc_mode %ld is invalid\n", __func__, v);
+	} else {
+		iuu_vcc_set(port, v);
+		priv->vcc = v;
+	}
+fail_store_vcc_mode:
+	return count;
+}
+
+static DEVICE_ATTR(vcc_mode, S_IRUSR | S_IWUSR, show_vcc_mode,
+	store_vcc_mode);
+
+static int iuu_create_sysfs_attrs(struct usb_serial_port *port)
+{
+	dbg("%s", __func__);
+
+	return device_create_file(&port->dev, &dev_attr_vcc_mode);
+}
+
+static int iuu_remove_sysfs_attrs(struct usb_serial_port *port)
+{
+	dbg("%s", __func__);
+
+	device_remove_file(&port->dev, &dev_attr_vcc_mode);
+	return 0;
+}
+
+/*
+ * End Sysfs Attributes
+ */
+
 static struct usb_serial_driver iuu_device = {
 	.driver = {
 		   .owner = THIS_MODULE,
@@ -1194,6 +1277,8 @@ static struct usb_serial_driver iuu_device = {
 		   },
 	.id_table = id_table,
 	.num_ports = 1,
+	.port_probe = iuu_create_sysfs_attrs,
+	.port_remove = iuu_remove_sysfs_attrs,
 	.open = iuu_open,
 	.close = iuu_close,
 	.write = iuu_uart_write,
@@ -1201,6 +1286,7 @@ static struct usb_serial_driver iuu_device = {
 	.tiocmget = iuu_tiocmget,
 	.tiocmset = iuu_tiocmset,
 	.set_termios = iuu_set_termios,
+	.init_termios = iuu_init_termios,
 	.attach = iuu_startup,
 	.release = iuu_release,
 };
@@ -1242,14 +1328,19 @@ module_param(debug, bool, S_IRUGO | S_IWUSR);
 MODULE_PARM_DESC(debug, "Debug enabled or not");
 
 module_param(xmas, bool, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(xmas, "xmas color enabled or not");
+MODULE_PARM_DESC(xmas, "Xmas colors enabled or not");
 
 module_param(boost, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(boost, "overclock boost percent 100 to 500");
+MODULE_PARM_DESC(boost, "Card overclock boost (in percent 100-500)");
 
 module_param(clockmode, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(clockmode, "1=3Mhz579,2=3Mhz680,3=6Mhz");
+MODULE_PARM_DESC(clockmode, "Card clock mode (1=3.579 MHz, 2=3.680 MHz, "
+		"3=6 Mhz)");
 
 module_param(cdmode, int, S_IRUGO | S_IWUSR);
-MODULE_PARM_DESC(cdmode, "Card detect mode 0=none, 1=CD, 2=!CD, 3=DSR, "
-		 "4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING");
+MODULE_PARM_DESC(cdmode, "Card detect mode (0=none, 1=CD, 2=!CD, 3=DSR, "
+		 "4=!DSR, 5=CTS, 6=!CTS, 7=RING, 8=!RING)");
+
+module_param(vcc_default, int, S_IRUGO | S_IWUSR);
+MODULE_PARM_DESC(vcc_default, "Set default VCC (either 3 for 3.3V or 5 "
+		"for 5V). Default to 5.");
diff --git a/drivers/usb/serial/keyspan.c b/drivers/usb/serial/keyspan.c
index 2594b8743d3f..f8c4b07033ff 100644
--- a/drivers/usb/serial/keyspan.c
+++ b/drivers/usb/serial/keyspan.c
@@ -1209,8 +1209,7 @@ static int keyspan_write_room(struct tty_struct *tty)
 }
 
 
-static int keyspan_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int keyspan_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct keyspan_port_private 	*p_priv;
 	struct keyspan_serial_private 	*s_priv;
diff --git a/drivers/usb/serial/keyspan.h b/drivers/usb/serial/keyspan.h
index 3107ed15af64..30771e5b3973 100644
--- a/drivers/usb/serial/keyspan.h
+++ b/drivers/usb/serial/keyspan.h
@@ -36,8 +36,7 @@
 
 /* Function prototypes for Keyspan serial converter */
 static int  keyspan_open		(struct tty_struct *tty,
-					 struct usb_serial_port *port,
-					 struct file *filp);
+					 struct usb_serial_port *port);
 static void keyspan_close		(struct usb_serial_port *port);
 static void keyspan_dtr_rts		(struct usb_serial_port *port, int on);
 static int  keyspan_startup		(struct usb_serial *serial);
diff --git a/drivers/usb/serial/keyspan_pda.c b/drivers/usb/serial/keyspan_pda.c
index d0b12e40c2b1..1296a097f5c3 100644
--- a/drivers/usb/serial/keyspan_pda.c
+++ b/drivers/usb/serial/keyspan_pda.c
@@ -290,7 +290,7 @@ static void keyspan_pda_rx_unthrottle(struct tty_struct *tty)
 	/* just restart the receive interrupt URB */
 	dbg("keyspan_pda_rx_unthrottle port %d", port->number);
 	port->interrupt_in_urb->dev = port->serial->dev;
-	if (usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC))
+	if (usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL))
 		dbg(" usb_submit_urb(read urb) failed");
 	return;
 }
@@ -681,7 +681,7 @@ static int keyspan_pda_carrier_raised(struct usb_serial_port *port)
 
 
 static int keyspan_pda_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+					struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	unsigned char room;
diff --git a/drivers/usb/serial/kl5kusb105.c b/drivers/usb/serial/kl5kusb105.c
index 0f44bb8e8d4f..3a7873806f46 100644
--- a/drivers/usb/serial/kl5kusb105.c
+++ b/drivers/usb/serial/kl5kusb105.c
@@ -38,7 +38,7 @@
  *   0.3a - implemented pools of write URBs
  *   0.3  - alpha version for public testing
  *   0.2  - TIOCMGET works, so autopilot(1) can be used!
- *   0.1  - can be used to to pilot-xfer -p /dev/ttyUSB0 -l
+ *   0.1  - can be used to do pilot-xfer -p /dev/ttyUSB0 -l
  *
  *   The driver skeleton is mainly based on mct_u232.c and various other
  *   pieces of code shamelessly copied from the drivers/usb/serial/ directory.
@@ -75,8 +75,7 @@ static int debug;
 static int  klsi_105_startup(struct usb_serial *serial);
 static void klsi_105_disconnect(struct usb_serial *serial);
 static void klsi_105_release(struct usb_serial *serial);
-static int  klsi_105_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int  klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void klsi_105_close(struct usb_serial_port *port);
 static int  klsi_105_write(struct tty_struct *tty,
 	struct usb_serial_port *port, const unsigned char *buf, int count);
@@ -358,8 +357,7 @@ static void klsi_105_release(struct usb_serial *serial)
 	}
 } /* klsi_105_release */
 
-static int  klsi_105_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int  klsi_105_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct klsi_105_private *priv = usb_get_serial_port_data(port);
 	int retval = 0;
@@ -371,10 +369,6 @@ static int  klsi_105_open(struct tty_struct *tty,
 
 	dbg("%s port %d", __func__, port->number);
 
-	/* force low_latency on so that our tty_push actually forces
-	 * the data through
-	 * tty->low_latency = 1; */
-
 	/* Do a defined restart:
 	 * Set up sane default baud rate and send the 'READ_ON'
 	 * vendor command.
@@ -957,7 +951,7 @@ static void klsi_105_unthrottle(struct tty_struct *tty)
 	dbg("%s - port %d", __func__, port->number);
 
 	port->read_urb->dev = port->serial->dev;
-	result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
+	result = usb_submit_urb(port->read_urb, GFP_KERNEL);
 	if (result)
 		dev_err(&port->dev,
 			"%s - failed submitting read urb, error %d\n",
diff --git a/drivers/usb/serial/kobil_sct.c b/drivers/usb/serial/kobil_sct.c
index 6db0e561f680..45ea694b3ae6 100644
--- a/drivers/usb/serial/kobil_sct.c
+++ b/drivers/usb/serial/kobil_sct.c
@@ -70,8 +70,7 @@ static int debug;
 /* Function prototypes */
 static int  kobil_startup(struct usb_serial *serial);
 static void kobil_release(struct usb_serial *serial);
-static int  kobil_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int  kobil_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void kobil_close(struct usb_serial_port *port);
 static int  kobil_write(struct tty_struct *tty, struct usb_serial_port *port,
 			 const unsigned char *buf, int count);
@@ -85,7 +84,7 @@ static void kobil_read_int_callback(struct urb *urb);
 static void kobil_write_callback(struct urb *purb);
 static void kobil_set_termios(struct tty_struct *tty,
 			struct usb_serial_port *port, struct ktermios *old);
-
+static void kobil_init_termios(struct tty_struct *tty);
 
 static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(KOBIL_VENDOR_ID, KOBIL_ADAPTER_B_PRODUCT_ID) },
@@ -120,6 +119,7 @@ static struct usb_serial_driver kobil_device = {
 	.release =		kobil_release,
 	.ioctl =		kobil_ioctl,
 	.set_termios =		kobil_set_termios,
+	.init_termios =		kobil_init_termios,
 	.tiocmget =		kobil_tiocmget,
 	.tiocmset =		kobil_tiocmset,
 	.open =			kobil_open,
@@ -210,9 +210,17 @@ static void kobil_release(struct usb_serial *serial)
 		kfree(usb_get_serial_port_data(serial->port[i]));
 }
 
+static void kobil_init_termios(struct tty_struct *tty)
+{
+	/* Default to echo off and other sane device settings */
+	tty->termios->c_lflag = 0;
+	tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN | XCASE);
+	tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF;
+	/* do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) */
+	tty->termios->c_oflag &= ~ONLCR;
+}
 
-static int kobil_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int kobil_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int result = 0;
 	struct kobil_private *priv;
@@ -226,16 +234,6 @@ static int kobil_open(struct tty_struct *tty,
 	/* someone sets the dev to 0 if the close method has been called */
 	port->interrupt_in_urb->dev = port->serial->dev;
 
-	if (tty) {
-
-		/* Default to echo off and other sane device settings */
-		tty->termios->c_lflag = 0;
-		tty->termios->c_lflag &= ~(ISIG | ICANON | ECHO | IEXTEN |
-								 XCASE);
-		tty->termios->c_iflag = IGNBRK | IGNPAR | IXOFF;
-		/* do NOT translate CR to CR-NL (0x0A -> 0x0A 0x0D) */
-		tty->termios->c_oflag &= ~ONLCR;
-	}
 	/* allocate memory for transfer buffer */
 	transfer_buffer = kzalloc(transfer_buffer_length, GFP_KERNEL);
 	if (!transfer_buffer)
diff --git a/drivers/usb/serial/mct_u232.c b/drivers/usb/serial/mct_u232.c
index d8825e159aa5..cd009cb280a5 100644
--- a/drivers/usb/serial/mct_u232.c
+++ b/drivers/usb/serial/mct_u232.c
@@ -93,8 +93,7 @@ static int debug;
  */
 static int  mct_u232_startup(struct usb_serial *serial);
 static void mct_u232_release(struct usb_serial *serial);
-static int  mct_u232_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int  mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void mct_u232_close(struct usb_serial_port *port);
 static void mct_u232_dtr_rts(struct usb_serial_port *port, int on);
 static void mct_u232_read_int_callback(struct urb *urb);
@@ -421,8 +420,7 @@ static void mct_u232_release(struct usb_serial *serial)
 	}
 } /* mct_u232_release */
 
-static int  mct_u232_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int  mct_u232_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	struct mct_u232_private *priv = usb_get_serial_port_data(port);
@@ -568,10 +566,13 @@ static void mct_u232_read_int_callback(struct urb *urb)
 	 * Work-a-round: handle the 'usual' bulk-in pipe here
 	 */
 	if (urb->transfer_buffer_length > 2) {
-		tty = tty_port_tty_get(&port->port);
 		if (urb->actual_length) {
-			tty_insert_flip_string(tty, data, urb->actual_length);
-			tty_flip_buffer_push(tty);
+			tty = tty_port_tty_get(&port->port);
+			if (tty) {
+				tty_insert_flip_string(tty, data,
+						urb->actual_length);
+				tty_flip_buffer_push(tty);
+			}
 			tty_kref_put(tty);
 		}
 		goto exit;
@@ -776,20 +777,19 @@ static void mct_u232_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct mct_u232_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
 	unsigned int control_state;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->rx_flags |= THROTTLED;
 	if (C_CRTSCTS(tty)) {
 		priv->control_state &= ~TIOCM_RTS;
 		control_state = priv->control_state;
-		spin_unlock_irqrestore(&priv->lock, flags);
+		spin_unlock_irq(&priv->lock);
 		(void) mct_u232_set_modem_ctrl(port->serial, control_state);
 	} else {
-		spin_unlock_irqrestore(&priv->lock, flags);
+		spin_unlock_irq(&priv->lock);
 	}
 }
 
@@ -798,20 +798,19 @@ static void mct_u232_unthrottle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct mct_u232_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
 	unsigned int control_state;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	if ((priv->rx_flags & THROTTLED) && C_CRTSCTS(tty)) {
 		priv->rx_flags &= ~THROTTLED;
 		priv->control_state |= TIOCM_RTS;
 		control_state = priv->control_state;
-		spin_unlock_irqrestore(&priv->lock, flags);
+		spin_unlock_irq(&priv->lock);
 		(void) mct_u232_set_modem_ctrl(port->serial, control_state);
 	} else {
-		spin_unlock_irqrestore(&priv->lock, flags);
+		spin_unlock_irq(&priv->lock);
 	}
 }
 
diff --git a/drivers/usb/serial/mos7720.c b/drivers/usb/serial/mos7720.c
index ccd4dd340d2c..763e32a44be0 100644
--- a/drivers/usb/serial/mos7720.c
+++ b/drivers/usb/serial/mos7720.c
@@ -85,7 +85,7 @@ static int debug;
 #define MOSCHIP_DEVICE_ID_7720		0x7720
 #define MOSCHIP_DEVICE_ID_7715		0x7715
 
-static struct usb_device_id moschip_port_id_table [] = {
+static struct usb_device_id moschip_port_id_table[] = {
 	{ USB_DEVICE(USB_VENDOR_ID_MOSCHIP, MOSCHIP_DEVICE_ID_7720) },
 	{ } /* terminating entry */
 };
@@ -319,8 +319,7 @@ static int send_mos_cmd(struct usb_serial *serial, __u8 request, __u16 value,
 	return status;
 }
 
-static int mos7720_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int mos7720_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial;
 	struct usb_serial_port *port0;
@@ -378,10 +377,14 @@ static int mos7720_open(struct tty_struct *tty,
 	 /* Initialize MCS7720 -- Write Init values to corresponding Registers
 	  *
 	  * Register Index
+	  * 0 : THR/RHR
 	  * 1 : IER
 	  * 2 : FCR
 	  * 3 : LCR
 	  * 4 : MCR
+	  * 5 : LSR
+	  * 6 : MSR
+	  * 7 : SPR
 	  *
 	  * 0x08 : SP1/2 Control Reg
 	  */
@@ -1250,20 +1253,88 @@ static void mos7720_set_termios(struct tty_struct *tty,
 static int get_lsr_info(struct tty_struct *tty,
 		struct moschip_port *mos7720_port, unsigned int __user *value)
 {
-	int count;
+	struct usb_serial_port *port = tty->driver_data;
 	unsigned int result = 0;
+	unsigned char data = 0;
+	int port_number = port->number - port->serial->minor;
+	int count;
 
 	count = mos7720_chars_in_buffer(tty);
 	if (count == 0) {
-		dbg("%s -- Empty", __func__);
-		result = TIOCSER_TEMT;
+		send_mos_cmd(port->serial, MOS_READ, port_number,
+							UART_LSR, &data);
+		if ((data & (UART_LSR_TEMT | UART_LSR_THRE))
+					== (UART_LSR_TEMT | UART_LSR_THRE)) {
+			dbg("%s -- Empty", __func__);
+			result = TIOCSER_TEMT;
+		}
 	}
-
 	if (copy_to_user(value, &result, sizeof(int)))
 		return -EFAULT;
 	return 0;
 }
 
+static int mos7720_tiocmget(struct tty_struct *tty, struct file *file)
+{
+	struct usb_serial_port *port = tty->driver_data;
+	struct moschip_port *mos7720_port = usb_get_serial_port_data(port);
+	unsigned int result = 0;
+	unsigned int mcr ;
+	unsigned int msr ;
+
+	dbg("%s - port %d", __func__, port->number);
+
+	mcr = mos7720_port->shadowMCR;
+	msr = mos7720_port->shadowMSR;
+
+	result = ((mcr & UART_MCR_DTR)  ? TIOCM_DTR : 0)   /* 0x002 */
+	  | ((mcr & UART_MCR_RTS)   ? TIOCM_RTS : 0)   /* 0x004 */
+	  | ((msr & UART_MSR_CTS)   ? TIOCM_CTS : 0)   /* 0x020 */
+	  | ((msr & UART_MSR_DCD)   ? TIOCM_CAR : 0)   /* 0x040 */
+	  | ((msr & UART_MSR_RI)    ? TIOCM_RI :  0)   /* 0x080 */
+	  | ((msr & UART_MSR_DSR)   ? TIOCM_DSR : 0);  /* 0x100 */
+
+	dbg("%s -- %x", __func__, result);
+
+	return result;
+}
+
+static int mos7720_tiocmset(struct tty_struct *tty, struct file *file,
+					unsigned int set, unsigned int clear)
+{
+	struct usb_serial_port *port = tty->driver_data;
+	struct moschip_port *mos7720_port = usb_get_serial_port_data(port);
+	unsigned int mcr ;
+	unsigned char lmcr;
+
+	dbg("%s - port %d", __func__, port->number);
+	dbg("he was at tiocmget");
+
+	mcr = mos7720_port->shadowMCR;
+
+	if (set & TIOCM_RTS)
+		mcr |= UART_MCR_RTS;
+	if (set & TIOCM_DTR)
+		mcr |= UART_MCR_DTR;
+	if (set & TIOCM_LOOP)
+		mcr |= UART_MCR_LOOP;
+
+	if (clear & TIOCM_RTS)
+		mcr &= ~UART_MCR_RTS;
+	if (clear & TIOCM_DTR)
+		mcr &= ~UART_MCR_DTR;
+	if (clear & TIOCM_LOOP)
+		mcr &= ~UART_MCR_LOOP;
+
+	mos7720_port->shadowMCR = mcr;
+	lmcr = mos7720_port->shadowMCR;
+
+	send_mos_cmd(port->serial, MOS_WRITE,
+		port->number - port->serial->minor, UART_MCR, &lmcr);
+
+	return 0;
+}
+
 static int set_modem_info(struct moschip_port *mos7720_port, unsigned int cmd,
 			  unsigned int __user *value)
 {
@@ -1301,14 +1372,6 @@ static int set_modem_info(struct moschip_port *mos7720_port, unsigned int cmd,
 			mcr &= ~UART_MCR_LOOP;
 		break;
 
-	case TIOCMSET:
-		/* turn off the RTS and DTR and LOOPBACK
-		 * and then only turn on what was asked to */
-		mcr &=  ~(UART_MCR_RTS | UART_MCR_DTR | UART_MCR_LOOP);
-		mcr |= ((arg & TIOCM_RTS) ? UART_MCR_RTS : 0);
-		mcr |= ((arg & TIOCM_DTR) ? UART_MCR_DTR : 0);
-		mcr |= ((arg & TIOCM_LOOP) ? UART_MCR_LOOP : 0);
-		break;
 	}
 
 	mos7720_port->shadowMCR = mcr;
@@ -1320,28 +1383,6 @@ static int set_modem_info(struct moschip_port *mos7720_port, unsigned int cmd,
 	return 0;
 }
 
-static int get_modem_info(struct moschip_port *mos7720_port,
-			  unsigned int __user *value)
-{
-	unsigned int result = 0;
-	unsigned int msr = mos7720_port->shadowMSR;
-	unsigned int mcr = mos7720_port->shadowMCR;
-
-	result = ((mcr & UART_MCR_DTR)	? TIOCM_DTR: 0)	  /* 0x002 */
-		  | ((mcr & UART_MCR_RTS)	? TIOCM_RTS: 0)   /* 0x004 */
-		  | ((msr & UART_MSR_CTS)	? TIOCM_CTS: 0)   /* 0x020 */
-		  | ((msr & UART_MSR_DCD)	? TIOCM_CAR: 0)   /* 0x040 */
-		  | ((msr & UART_MSR_RI)	? TIOCM_RI:  0)   /* 0x080 */
-		  | ((msr & UART_MSR_DSR)	? TIOCM_DSR: 0);  /* 0x100 */
-
-
-	dbg("%s -- %x", __func__, result);
-
-	if (copy_to_user(value, &result, sizeof(int)))
-		return -EFAULT;
-	return 0;
-}
-
 static int get_serial_info(struct moschip_port *mos7720_port,
 			   struct serial_struct __user *retinfo)
 {
@@ -1392,17 +1433,11 @@ static int mos7720_ioctl(struct tty_struct *tty, struct file *file,
 	/* FIXME: These should be using the mode methods */
 	case TIOCMBIS:
 	case TIOCMBIC:
-	case TIOCMSET:
 		dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET",
 					__func__, port->number);
 		return set_modem_info(mos7720_port, cmd,
 				      (unsigned int __user *)arg);
 
-	case TIOCMGET:
-		dbg("%s (%d) TIOCMGET", __func__,  port->number);
-		return get_modem_info(mos7720_port,
-				      (unsigned int __user *)arg);
-
 	case TIOCGSERIAL:
 		dbg("%s (%d) TIOCGSERIAL", __func__,  port->number);
 		return get_serial_info(mos7720_port,
@@ -1557,6 +1592,8 @@ static struct usb_serial_driver moschip7720_2port_driver = {
 	.attach			= mos7720_startup,
 	.release		= mos7720_release,
 	.ioctl			= mos7720_ioctl,
+	.tiocmget		= mos7720_tiocmget,
+	.tiocmset		= mos7720_tiocmset,
 	.set_termios		= mos7720_set_termios,
 	.write			= mos7720_write,
 	.write_room		= mos7720_write_room,
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c
index 270009afdf77..f11abf52be7d 100644
--- a/drivers/usb/serial/mos7840.c
+++ b/drivers/usb/serial/mos7840.c
@@ -824,8 +824,7 @@ static int mos7840_serial_probe(struct usb_serial *serial,
  *	Otherwise we return a negative error number.
  *****************************************************************************/
 
-static int mos7840_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int mos7840_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int response;
 	int j;
@@ -2134,106 +2133,6 @@ static int mos7840_get_lsr_info(struct tty_struct *tty,
 }
 
 /*****************************************************************************
- * mos7840_set_modem_info
- *      function to set modem info
- *****************************************************************************/
-
-/* FIXME: Should be using the model control hooks */
-
-static int mos7840_set_modem_info(struct moschip_port *mos7840_port,
-				  unsigned int cmd, unsigned int __user *value)
-{
-	unsigned int mcr;
-	unsigned int arg;
-	__u16 Data;
-	int status;
-	struct usb_serial_port *port;
-
-	if (mos7840_port == NULL)
-		return -1;
-
-	port = (struct usb_serial_port *)mos7840_port->port;
-	if (mos7840_port_paranoia_check(port, __func__)) {
-		dbg("%s", "Invalid port");
-		return -1;
-	}
-
-	mcr = mos7840_port->shadowMCR;
-
-	if (copy_from_user(&arg, value, sizeof(int)))
-		return -EFAULT;
-
-	switch (cmd) {
-	case TIOCMBIS:
-		if (arg & TIOCM_RTS)
-			mcr |= MCR_RTS;
-		if (arg & TIOCM_DTR)
-			mcr |= MCR_RTS;
-		if (arg & TIOCM_LOOP)
-			mcr |= MCR_LOOPBACK;
-		break;
-
-	case TIOCMBIC:
-		if (arg & TIOCM_RTS)
-			mcr &= ~MCR_RTS;
-		if (arg & TIOCM_DTR)
-			mcr &= ~MCR_RTS;
-		if (arg & TIOCM_LOOP)
-			mcr &= ~MCR_LOOPBACK;
-		break;
-
-	case TIOCMSET:
-		/* turn off the RTS and DTR and LOOPBACK
-		 * and then only turn on what was asked to */
-		mcr &= ~(MCR_RTS | MCR_DTR | MCR_LOOPBACK);
-		mcr |= ((arg & TIOCM_RTS) ? MCR_RTS : 0);
-		mcr |= ((arg & TIOCM_DTR) ? MCR_DTR : 0);
-		mcr |= ((arg & TIOCM_LOOP) ? MCR_LOOPBACK : 0);
-		break;
-	}
-
-	lock_kernel();
-	mos7840_port->shadowMCR = mcr;
-
-	Data = mos7840_port->shadowMCR;
-	status = mos7840_set_uart_reg(port, MODEM_CONTROL_REGISTER, Data);
-	unlock_kernel();
-	if (status < 0) {
-		dbg("setting MODEM_CONTROL_REGISTER Failed");
-		return -1;
-	}
-
-	return 0;
-}
-
-/*****************************************************************************
- * mos7840_get_modem_info
- *      function to get modem info
- *****************************************************************************/
-
-static int mos7840_get_modem_info(struct moschip_port *mos7840_port,
-				  unsigned int __user *value)
-{
-	unsigned int result = 0;
-	__u16 msr;
-	unsigned int mcr = mos7840_port->shadowMCR;
-        mos7840_get_uart_reg(mos7840_port->port,
-						MODEM_STATUS_REGISTER, &msr);
-	result = ((mcr & MCR_DTR) ? TIOCM_DTR : 0)	/* 0x002 */
-	    |((mcr & MCR_RTS) ? TIOCM_RTS : 0)	/* 0x004 */
-	    |((msr & MOS7840_MSR_CTS) ? TIOCM_CTS : 0)	/* 0x020 */
-	    |((msr & MOS7840_MSR_CD) ? TIOCM_CAR : 0)	/* 0x040 */
-	    |((msr & MOS7840_MSR_RI) ? TIOCM_RI : 0)	/* 0x080 */
-	    |((msr & MOS7840_MSR_DSR) ? TIOCM_DSR : 0);	/* 0x100 */
-
-	dbg("%s -- %x", __func__, result);
-
-	if (copy_to_user(value, &result, sizeof(int)))
-		return -EFAULT;
-	return 0;
-}
-
-/*****************************************************************************
  * mos7840_get_serial_info
  *      function to get information about serial port
  *****************************************************************************/
@@ -2281,7 +2180,6 @@ static int mos7840_ioctl(struct tty_struct *tty, struct file *file,
 	struct async_icount cnow;
 	struct async_icount cprev;
 	struct serial_icounter_struct icount;
-	int mosret = 0;
 
 	if (mos7840_port_paranoia_check(port, __func__)) {
 		dbg("%s", "Invalid port");
@@ -2303,20 +2201,6 @@ static int mos7840_ioctl(struct tty_struct *tty, struct file *file,
 		return mos7840_get_lsr_info(tty, argp);
 		return 0;
 
-	/* FIXME: use the modem hooks and remove this */
-	case TIOCMBIS:
-	case TIOCMBIC:
-	case TIOCMSET:
-		dbg("%s (%d) TIOCMSET/TIOCMBIC/TIOCMSET", __func__,
-		    port->number);
-		mosret =
-		    mos7840_set_modem_info(mos7840_port, cmd, argp);
-		return mosret;
-
-	case TIOCMGET:
-		dbg("%s (%d) TIOCMGET", __func__, port->number);
-		return mos7840_get_modem_info(mos7840_port, argp);
-
 	case TIOCGSERIAL:
 		dbg("%s (%d) TIOCGSERIAL", __func__, port->number);
 		return mos7840_get_serial_info(mos7840_port, argp);
diff --git a/drivers/usb/serial/moto_modem.c b/drivers/usb/serial/moto_modem.c
index b66b71ccd12b..99bd00f5188a 100644
--- a/drivers/usb/serial/moto_modem.c
+++ b/drivers/usb/serial/moto_modem.c
@@ -8,7 +8,7 @@
  *  published by the Free Software Foundation.
  *
  * {sigh}
- * Mororola should be using the CDC ACM USB spec, but instead
+ * Motorola should be using the CDC ACM USB spec, but instead
  * they try to just "do their own thing"...  This driver should handle a
  * few phones in which a basic "dumb serial connection" is needed to be
  * able to get a connection through to them.
diff --git a/drivers/usb/serial/navman.c b/drivers/usb/serial/navman.c
index f5f3751a888c..5ceaa4c6be09 100644
--- a/drivers/usb/serial/navman.c
+++ b/drivers/usb/serial/navman.c
@@ -80,8 +80,7 @@ exit:
 			__func__, result);
 }
 
-static int navman_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int navman_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int result = 0;
 
diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c
index 56857ddbd70b..062265038bf0 100644
--- a/drivers/usb/serial/omninet.c
+++ b/drivers/usb/serial/omninet.c
@@ -64,8 +64,7 @@ static int debug;
 #define BT_IGNITIONPRO_ID	0x2000
 
 /* function prototypes */
-static int  omninet_open(struct tty_struct *tty, struct usb_serial_port *port,
-							struct file *filp);
+static int  omninet_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void omninet_close(struct usb_serial_port *port);
 static void omninet_read_bulk_callback(struct urb *urb);
 static void omninet_write_bulk_callback(struct urb *urb);
@@ -163,8 +162,7 @@ static int omninet_attach(struct usb_serial *serial)
 	return 0;
 }
 
-static int omninet_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int omninet_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial	*serial = port->serial;
 	struct usb_serial_port	*wport;
diff --git a/drivers/usb/serial/opticon.c b/drivers/usb/serial/opticon.c
index 336bba79ad32..80f59b6350cb 100644
--- a/drivers/usb/serial/opticon.c
+++ b/drivers/usb/serial/opticon.c
@@ -144,8 +144,7 @@ exit:
 	spin_unlock(&priv->lock);
 }
 
-static int opticon_open(struct tty_struct *tty, struct usb_serial_port *port,
-			struct file *filp)
+static int opticon_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct opticon_private *priv = usb_get_serial_data(port->serial);
 	unsigned long flags;
@@ -315,21 +314,24 @@ static void opticon_unthrottle(struct tty_struct *tty)
 	struct usb_serial_port *port = tty->driver_data;
 	struct opticon_private *priv = usb_get_serial_data(port->serial);
 	unsigned long flags;
-	int result;
+	int result, was_throttled;
 
 	dbg("%s - port %d", __func__, port->number);
 
 	spin_lock_irqsave(&priv->lock, flags);
 	priv->throttled = false;
+	was_throttled = priv->actually_throttled;
 	priv->actually_throttled = false;
 	spin_unlock_irqrestore(&priv->lock, flags);
 
 	priv->bulk_read_urb->dev = port->serial->dev;
-	result = usb_submit_urb(priv->bulk_read_urb, GFP_ATOMIC);
-	if (result)
-		dev_err(&port->dev,
-			"%s - failed submitting read urb, error %d\n",
+	if (was_throttled) {
+		result = usb_submit_urb(priv->bulk_read_urb, GFP_ATOMIC);
+		if (result)
+			dev_err(&port->dev,
+				"%s - failed submitting read urb, error %d\n",
 							__func__, result);
+	}
 }
 
 static int opticon_tiocmget(struct tty_struct *tty, struct file *file)
diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c
index c784ddbe7b61..319aaf9725b3 100644
--- a/drivers/usb/serial/option.c
+++ b/drivers/usb/serial/option.c
@@ -45,8 +45,7 @@
 /* Function prototypes */
 static int  option_probe(struct usb_serial *serial,
 			const struct usb_device_id *id);
-static int  option_open(struct tty_struct *tty, struct usb_serial_port *port,
-							struct file *filp);
+static int  option_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void option_close(struct usb_serial_port *port);
 static void option_dtr_rts(struct usb_serial_port *port, int on);
 
@@ -166,6 +165,7 @@ static int  option_resume(struct usb_serial *serial);
 #define HUAWEI_PRODUCT_E143D			0x143D
 #define HUAWEI_PRODUCT_E143E			0x143E
 #define HUAWEI_PRODUCT_E143F			0x143F
+#define HUAWEI_PRODUCT_E14AC			0x14AC
 
 #define QUANTA_VENDOR_ID			0x0408
 #define QUANTA_PRODUCT_Q101			0xEA02
@@ -292,6 +292,7 @@ static int  option_resume(struct usb_serial *serial);
 
 #define TELIT_VENDOR_ID				0x1bc7
 #define TELIT_PRODUCT_UC864E			0x1003
+#define TELIT_PRODUCT_UC864G			0x1004
 
 /* ZTE PRODUCTS */
 #define ZTE_VENDOR_ID				0x19d2
@@ -300,12 +301,14 @@ static int  option_resume(struct usb_serial *serial);
 #define ZTE_PRODUCT_MF626			0x0031
 #define ZTE_PRODUCT_CDMA_TECH			0xfffe
 #define ZTE_PRODUCT_AC8710			0xfff1
+#define ZTE_PRODUCT_AC2726			0xfff5
 
 #define BENQ_VENDOR_ID				0x04a5
 #define BENQ_PRODUCT_H10			0x4068
 
 #define DLINK_VENDOR_ID				0x1186
 #define DLINK_PRODUCT_DWM_652			0x3e04
+#define DLINK_PRODUCT_DWM_652_U5		0xce16
 
 #define QISDA_VENDOR_ID				0x1da5
 #define QISDA_PRODUCT_H21_4512			0x4512
@@ -313,10 +316,14 @@ static int  option_resume(struct usb_serial *serial);
 #define QISDA_PRODUCT_H20_4515			0x4515
 #define QISDA_PRODUCT_H20_4519			0x4519
 
+/* TLAYTECH PRODUCTS */
+#define TLAYTECH_VENDOR_ID			0x20B9
+#define TLAYTECH_PRODUCT_TEU800			0x1682
 
 /* TOSHIBA PRODUCTS */
 #define TOSHIBA_VENDOR_ID			0x0930
 #define TOSHIBA_PRODUCT_HSDPA_MINICARD		0x1302
+#define TOSHIBA_PRODUCT_G450			0x0d45
 
 #define ALINK_VENDOR_ID				0x1e0e
 #define ALINK_PRODUCT_3GU			0x9200
@@ -325,6 +332,9 @@ static int  option_resume(struct usb_serial *serial);
 #define ALCATEL_VENDOR_ID			0x1bbb
 #define ALCATEL_PRODUCT_X060S			0x0000
 
+/* Airplus products */
+#define AIRPLUS_VENDOR_ID			0x1011
+#define AIRPLUS_PRODUCT_MCD650			0x3198
 
 static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(OPTION_VENDOR_ID, OPTION_PRODUCT_COLT) },
@@ -423,6 +433,7 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143D, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143E, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E143F, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE(HUAWEI_VENDOR_ID, HUAWEI_PRODUCT_E14AC) },
 	{ USB_DEVICE(AMOI_VENDOR_ID, AMOI_PRODUCT_9508) },
 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V640) }, /* Novatel Merlin V640/XV620 */
 	{ USB_DEVICE(NOVATELWIRELESS_VENDOR_ID, NOVATELWIRELESS_PRODUCT_V620) }, /* Novatel Merlin V620/S620 */
@@ -503,6 +514,7 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE(QUALCOMM_VENDOR_ID, 0x6613)}, /* Onda H600/ZTE MF330 */
 	{ USB_DEVICE(MAXON_VENDOR_ID, 0x6280) }, /* BP3-USB & BP3-EXT HSDPA */
 	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864E) },
+	{ USB_DEVICE(TELIT_VENDOR_ID, TELIT_PRODUCT_UC864G) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0003, 0xff, 0xff, 0xff) },
@@ -572,16 +584,21 @@ static struct usb_device_id option_ids[] = {
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0073, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_CDMA_TECH, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC8710, 0xff, 0xff, 0xff) },
+	{ USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_AC2726, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE(BENQ_VENDOR_ID, BENQ_PRODUCT_H10) },
 	{ USB_DEVICE(DLINK_VENDOR_ID, DLINK_PRODUCT_DWM_652) },
+	{ USB_DEVICE(ALINK_VENDOR_ID, DLINK_PRODUCT_DWM_652_U5) }, /* Yes, ALINK_VENDOR_ID */
 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4512) },
 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H21_4523) },
 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4515) },
 	{ USB_DEVICE(QISDA_VENDOR_ID, QISDA_PRODUCT_H20_4519) },
+	{ USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_G450) },
 	{ USB_DEVICE(TOSHIBA_VENDOR_ID, TOSHIBA_PRODUCT_HSDPA_MINICARD ) }, /* Toshiba 3G HSDPA == Novatel Expedite EU870D MiniCard */
 	{ USB_DEVICE(ALINK_VENDOR_ID, 0x9000) },
 	{ USB_DEVICE_AND_INTERFACE_INFO(ALINK_VENDOR_ID, ALINK_PRODUCT_3GU, 0xff, 0xff, 0xff) },
 	{ USB_DEVICE(ALCATEL_VENDOR_ID, ALCATEL_PRODUCT_X060S) },
+	{ USB_DEVICE(AIRPLUS_VENDOR_ID, AIRPLUS_PRODUCT_MCD650) },
+	{ USB_DEVICE(TLAYTECH_VENDOR_ID, TLAYTECH_PRODUCT_TEU800) },
 	{ } /* Terminating entry */
 };
 MODULE_DEVICE_TABLE(usb, option_ids);
@@ -593,6 +610,7 @@ static struct usb_driver option_driver = {
 #ifdef CONFIG_PM
 	.suspend    = usb_serial_suspend,
 	.resume     = usb_serial_resume,
+	.supports_autosuspend =	1,
 #endif
 	.id_table   = option_ids,
 	.no_dynamic_id = 	1,
@@ -640,6 +658,12 @@ static int debug;
 #define IN_BUFLEN 4096
 #define OUT_BUFLEN 4096
 
+struct option_intf_private {
+	spinlock_t susp_lock;
+	unsigned int suspended:1;
+	int in_flight;
+};
+
 struct option_port_private {
 	/* Input endpoints and buffer for this port */
 	struct urb *in_urbs[N_IN_URB];
@@ -648,6 +672,8 @@ struct option_port_private {
 	struct urb *out_urbs[N_OUT_URB];
 	u8 *out_buffer[N_OUT_URB];
 	unsigned long out_busy;		/* Bit vector of URBs in use */
+	int opened;
+	struct usb_anchor delayed;
 
 	/* Settings for the port */
 	int rts_state;	/* Handshaking pins (outputs) */
@@ -694,12 +720,17 @@ module_exit(option_exit);
 static int option_probe(struct usb_serial *serial,
 			const struct usb_device_id *id)
 {
+	struct option_intf_private *data;
 	/* D-Link DWM 652 still exposes CD-Rom emulation interface in modem mode */
 	if (serial->dev->descriptor.idVendor == DLINK_VENDOR_ID &&
 		serial->dev->descriptor.idProduct == DLINK_PRODUCT_DWM_652 &&
 		serial->interface->cur_altsetting->desc.bInterfaceClass == 0x8)
 		return -ENODEV;
 
+	data = serial->private = kzalloc(sizeof(struct option_intf_private), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+	spin_lock_init(&data->susp_lock);
 	return 0;
 }
 
@@ -756,12 +787,15 @@ static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
 			const unsigned char *buf, int count)
 {
 	struct option_port_private *portdata;
+	struct option_intf_private *intfdata;
 	int i;
 	int left, todo;
 	struct urb *this_urb = NULL; /* spurious */
 	int err;
+	unsigned long flags;
 
 	portdata = usb_get_serial_port_data(port);
+	intfdata = port->serial->private;
 
 	dbg("%s: write (%d chars)", __func__, count);
 
@@ -783,17 +817,33 @@ static int option_write(struct tty_struct *tty, struct usb_serial_port *port,
 		dbg("%s: endpoint %d buf %d", __func__,
 			usb_pipeendpoint(this_urb->pipe), i);
 
+		err = usb_autopm_get_interface_async(port->serial->interface);
+		if (err < 0)
+			break;
+
 		/* send the data */
 		memcpy(this_urb->transfer_buffer, buf, todo);
 		this_urb->transfer_buffer_length = todo;
 
-		err = usb_submit_urb(this_urb, GFP_ATOMIC);
-		if (err) {
-			dbg("usb_submit_urb %p (write bulk) failed "
-				"(%d)", this_urb, err);
-			clear_bit(i, &portdata->out_busy);
-			continue;
+		spin_lock_irqsave(&intfdata->susp_lock, flags);
+		if (intfdata->suspended) {
+			usb_anchor_urb(this_urb, &portdata->delayed);
+			spin_unlock_irqrestore(&intfdata->susp_lock, flags);
+		} else {
+			intfdata->in_flight++;
+			spin_unlock_irqrestore(&intfdata->susp_lock, flags);
+			err = usb_submit_urb(this_urb, GFP_ATOMIC);
+			if (err) {
+				dbg("usb_submit_urb %p (write bulk) failed "
+					"(%d)", this_urb, err);
+				clear_bit(i, &portdata->out_busy);
+				spin_lock_irqsave(&intfdata->susp_lock, flags);
+				intfdata->in_flight--;
+				spin_unlock_irqrestore(&intfdata->susp_lock, flags);
+				continue;
+			}
 		}
+
 		portdata->tx_start_time[i] = jiffies;
 		buf += todo;
 		left -= todo;
@@ -837,7 +887,10 @@ static void option_indat_callback(struct urb *urb)
 			if (err)
 				printk(KERN_ERR "%s: resubmit read urb failed. "
 					"(%d)", __func__, err);
+			else
+				usb_mark_last_busy(port->serial->dev);
 		}
+
 	}
 	return;
 }
@@ -846,15 +899,21 @@ static void option_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port;
 	struct option_port_private *portdata;
+	struct option_intf_private *intfdata;
 	int i;
 
 	dbg("%s", __func__);
 
 	port =  urb->context;
+	intfdata = port->serial->private;
 
 	usb_serial_port_softint(port);
-
+	usb_autopm_put_interface_async(port->serial->interface);
 	portdata = usb_get_serial_port_data(port);
+	spin_lock(&intfdata->susp_lock);
+	intfdata->in_flight--;
+	spin_unlock(&intfdata->susp_lock);
+
 	for (i = 0; i < N_OUT_URB; ++i) {
 		if (portdata->out_urbs[i] == urb) {
 			smp_mb__before_clear_bit();
@@ -961,14 +1020,16 @@ static int option_chars_in_buffer(struct tty_struct *tty)
 	return data_len;
 }
 
-static int option_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int option_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct option_port_private *portdata;
+	struct option_intf_private *intfdata;
+	struct usb_serial *serial = port->serial;
 	int i, err;
 	struct urb *urb;
 
 	portdata = usb_get_serial_port_data(port);
+	intfdata = serial->private;
 
 	dbg("%s", __func__);
 
@@ -987,6 +1048,12 @@ static int option_open(struct tty_struct *tty,
 
 	option_send_setup(port);
 
+	serial->interface->needs_remote_wakeup = 1;
+	spin_lock_irq(&intfdata->susp_lock);
+	portdata->opened = 1;
+	spin_unlock_irq(&intfdata->susp_lock);
+	usb_autopm_put_interface(serial->interface);
+
 	return 0;
 }
 
@@ -1011,16 +1078,23 @@ static void option_close(struct usb_serial_port *port)
 	int i;
 	struct usb_serial *serial = port->serial;
 	struct option_port_private *portdata;
+	struct option_intf_private *intfdata = port->serial->private;
 
 	dbg("%s", __func__);
 	portdata = usb_get_serial_port_data(port);
 
 	if (serial->dev) {
 		/* Stop reading/writing urbs */
+		spin_lock_irq(&intfdata->susp_lock);
+		portdata->opened = 0;
+		spin_unlock_irq(&intfdata->susp_lock);
+
 		for (i = 0; i < N_IN_URB; i++)
 			usb_kill_urb(portdata->in_urbs[i]);
 		for (i = 0; i < N_OUT_URB; i++)
 			usb_kill_urb(portdata->out_urbs[i]);
+		usb_autopm_get_interface(serial->interface);
+		serial->interface->needs_remote_wakeup = 0;
 	}
 }
 
@@ -1125,6 +1199,7 @@ static int option_startup(struct usb_serial *serial)
 					__func__, i);
 			return 1;
 		}
+		init_usb_anchor(&portdata->delayed);
 
 		for (j = 0; j < N_IN_URB; j++) {
 			buffer = (u8 *)__get_free_page(GFP_KERNEL);
@@ -1227,18 +1302,52 @@ static void option_release(struct usb_serial *serial)
 #ifdef CONFIG_PM
 static int option_suspend(struct usb_serial *serial, pm_message_t message)
 {
+	struct option_intf_private *intfdata = serial->private;
+	int b;
+
 	dbg("%s entered", __func__);
+
+	if (serial->dev->auto_pm) {
+		spin_lock_irq(&intfdata->susp_lock);
+		b = intfdata->in_flight;
+		spin_unlock_irq(&intfdata->susp_lock);
+
+		if (b)
+			return -EBUSY;
+	}
+
+	spin_lock_irq(&intfdata->susp_lock);
+	intfdata->suspended = 1;
+	spin_unlock_irq(&intfdata->susp_lock);
 	stop_read_write_urbs(serial);
 
 	return 0;
 }
 
+static void play_delayed(struct usb_serial_port *port)
+{
+	struct option_intf_private *data;
+	struct option_port_private *portdata;
+	struct urb *urb;
+	int err;
+
+	portdata = usb_get_serial_port_data(port);
+	data = port->serial->private;
+	while ((urb = usb_get_from_anchor(&portdata->delayed))) {
+		err = usb_submit_urb(urb, GFP_ATOMIC);
+		if (!err)
+			data->in_flight++;
+	}
+}
+
 static int option_resume(struct usb_serial *serial)
 {
-	int err, i, j;
+	int i, j;
 	struct usb_serial_port *port;
-	struct urb *urb;
+	struct option_intf_private *intfdata = serial->private;
 	struct option_port_private *portdata;
+	struct urb *urb;
+	int err = 0;
 
 	dbg("%s entered", __func__);
 	/* get the interrupt URBs resubmitted unconditionally */
@@ -1253,7 +1362,7 @@ static int option_resume(struct usb_serial *serial)
 		if (err < 0) {
 			err("%s: Error %d for interrupt URB of port%d",
 				 __func__, err, i);
-			return err;
+			goto err_out;
 		}
 	}
 
@@ -1261,27 +1370,32 @@ static int option_resume(struct usb_serial *serial)
 		/* walk all ports */
 		port = serial->port[i];
 		portdata = usb_get_serial_port_data(port);
-		mutex_lock(&port->mutex);
 
 		/* skip closed ports */
-		if (!port->port.count) {
-			mutex_unlock(&port->mutex);
+		spin_lock_irq(&intfdata->susp_lock);
+		if (!portdata->opened) {
+			spin_unlock_irq(&intfdata->susp_lock);
 			continue;
 		}
 
 		for (j = 0; j < N_IN_URB; j++) {
 			urb = portdata->in_urbs[j];
-			err = usb_submit_urb(urb, GFP_NOIO);
+			err = usb_submit_urb(urb, GFP_ATOMIC);
 			if (err < 0) {
-				mutex_unlock(&port->mutex);
 				err("%s: Error %d for bulk URB %d",
 					 __func__, err, i);
-				return err;
+				spin_unlock_irq(&intfdata->susp_lock);
+				goto err_out;
 			}
 		}
-		mutex_unlock(&port->mutex);
+		play_delayed(port);
+		spin_unlock_irq(&intfdata->susp_lock);
 	}
-	return 0;
+	spin_lock_irq(&intfdata->susp_lock);
+	intfdata->suspended = 0;
+	spin_unlock_irq(&intfdata->susp_lock);
+err_out:
+	return err;
 }
 #endif
 
diff --git a/drivers/usb/serial/oti6858.c b/drivers/usb/serial/oti6858.c
index 3cece27325e7..c644e26394b4 100644
--- a/drivers/usb/serial/oti6858.c
+++ b/drivers/usb/serial/oti6858.c
@@ -141,11 +141,11 @@ struct oti6858_control_pkt {
 	  && ((a)->frame_fmt == (priv)->pending_setup.frame_fmt))
 
 /* function prototypes */
-static int oti6858_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+static int oti6858_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void oti6858_close(struct usb_serial_port *port);
 static void oti6858_set_termios(struct tty_struct *tty,
 			struct usb_serial_port *port, struct ktermios *old);
+static void oti6858_init_termios(struct tty_struct *tty);
 static int oti6858_ioctl(struct tty_struct *tty, struct file *file,
 			unsigned int cmd, unsigned long arg);
 static void oti6858_read_int_callback(struct urb *urb);
@@ -186,6 +186,7 @@ static struct usb_serial_driver oti6858_device = {
 	.write =		oti6858_write,
 	.ioctl =		oti6858_ioctl,
 	.set_termios =		oti6858_set_termios,
+	.init_termios = 	oti6858_init_termios,
 	.tiocmget =		oti6858_tiocmget,
 	.tiocmset =		oti6858_tiocmset,
 	.read_bulk_callback =	oti6858_read_bulk_callback,
@@ -206,7 +207,6 @@ struct oti6858_private {
 	struct {
 		u8 read_urb_in_use;
 		u8 write_urb_in_use;
-		u8 termios_initialized;
 	} flags;
 	struct delayed_work delayed_write_work;
 
@@ -288,7 +288,7 @@ static void setup_line(struct work_struct *work)
 
 	dbg("%s(): submitting interrupt urb", __func__);
 	port->interrupt_in_urb->dev = port->serial->dev;
-	result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
+	result = usb_submit_urb(port->interrupt_in_urb, GFP_KERNEL);
 	if (result != 0) {
 		dev_err(&port->dev, "%s(): usb_submit_urb() failed"
 				" with error %d\n", __func__, result);
@@ -335,7 +335,7 @@ void send_data(struct work_struct *work)
 
 		dbg("%s(): submitting interrupt urb", __func__);
 		port->interrupt_in_urb->dev = port->serial->dev;
-		result = usb_submit_urb(port->interrupt_in_urb, GFP_ATOMIC);
+		result = usb_submit_urb(port->interrupt_in_urb, GFP_NOIO);
 		if (result != 0) {
 			dev_err(&port->dev, "%s(): usb_submit_urb() failed"
 				" with error %d\n", __func__, result);
@@ -349,7 +349,7 @@ void send_data(struct work_struct *work)
 
 	port->write_urb->transfer_buffer_length = count;
 	port->write_urb->dev = port->serial->dev;
-	result = usb_submit_urb(port->write_urb, GFP_ATOMIC);
+	result = usb_submit_urb(port->write_urb, GFP_NOIO);
 	if (result != 0) {
 		dev_err(&port->dev, "%s(): usb_submit_urb() failed"
 			       " with error %d\n", __func__, result);
@@ -447,6 +447,14 @@ static int oti6858_chars_in_buffer(struct tty_struct *tty)
 	return chars;
 }
 
+static void oti6858_init_termios(struct tty_struct *tty)
+{
+	*(tty->termios) = tty_std_termios;
+	tty->termios->c_cflag = B38400 | CS8 | CREAD | HUPCL | CLOCAL;
+	tty->termios->c_ispeed = 38400;
+	tty->termios->c_ospeed = 38400;
+}
+
 static void oti6858_set_termios(struct tty_struct *tty,
 		struct usb_serial_port *port, struct ktermios *old_termios)
 {
@@ -464,16 +472,6 @@ static void oti6858_set_termios(struct tty_struct *tty,
 		return;
 	}
 
-	spin_lock_irqsave(&priv->lock, flags);
-	if (!priv->flags.termios_initialized) {
-		*(tty->termios) = tty_std_termios;
-		tty->termios->c_cflag = B38400 | CS8 | CREAD | HUPCL | CLOCAL;
-		tty->termios->c_ispeed = 38400;
-		tty->termios->c_ospeed = 38400;
-		priv->flags.termios_initialized = 1;
-	}
-	spin_unlock_irqrestore(&priv->lock, flags);
-
 	cflag = tty->termios->c_cflag;
 
 	spin_lock_irqsave(&priv->lock, flags);
@@ -566,8 +564,7 @@ static void oti6858_set_termios(struct tty_struct *tty,
 	spin_unlock_irqrestore(&priv->lock, flags);
 }
 
-static int oti6858_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int oti6858_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct oti6858_private *priv = usb_get_serial_port_data(port);
 	struct ktermios tmp_termios;
diff --git a/drivers/usb/serial/pl2303.c b/drivers/usb/serial/pl2303.c
index 3e86815b2705..9ec1a49e2362 100644
--- a/drivers/usb/serial/pl2303.c
+++ b/drivers/usb/serial/pl2303.c
@@ -96,6 +96,7 @@ static struct usb_device_id id_table [] = {
 	{ USB_DEVICE(HP_VENDOR_ID, HP_LD220_PRODUCT_ID) },
 	{ USB_DEVICE(CRESSI_VENDOR_ID, CRESSI_EDY_PRODUCT_ID) },
 	{ USB_DEVICE(SONY_VENDOR_ID, SONY_QN3USB_PRODUCT_ID) },
+	{ USB_DEVICE(SANWA_VENDOR_ID, SANWA_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
 
@@ -527,6 +528,12 @@ static void pl2303_set_termios(struct tty_struct *tty,
 	int baud;
 	int i;
 	u8 control;
+	const int baud_sup[] = { 75, 150, 300, 600, 1200, 1800, 2400, 3600,
+	                         4800, 7200, 9600, 14400, 19200, 28800, 38400,
+	                         57600, 115200, 230400, 460800, 614400,
+	                         921600, 1228800, 2457600, 3000000, 6000000 };
+	int baud_floor, baud_ceil;
+	int k;
 
 	dbg("%s -  port %d", __func__, port->number);
 
@@ -572,9 +579,39 @@ static void pl2303_set_termios(struct tty_struct *tty,
 		dbg("%s - data bits = %d", __func__, buf[6]);
 	}
 
+	/* For reference buf[0]:buf[3] baud rate value */
+	/* NOTE: Only the values defined in baud_sup are supported !
+	 *       => if unsupported values are set, the PL2303 seems to use
+	 *          9600 baud (at least my PL2303X always does)
+	 */
 	baud = tty_get_baud_rate(tty);
-	dbg("%s - baud = %d", __func__, baud);
+	dbg("%s - baud requested = %d", __func__, baud);
 	if (baud) {
+		/* Set baudrate to nearest supported value */
+		for (k=0; k<ARRAY_SIZE(baud_sup); k++) {
+			if (baud_sup[k] / baud) {
+				baud_ceil = baud_sup[k];
+				if (k==0) {
+					baud = baud_ceil;
+				} else {
+					baud_floor = baud_sup[k-1];
+					if ((baud_ceil % baud)
+					    > (baud % baud_floor))
+						baud = baud_floor;
+					else
+						baud = baud_ceil;
+				}
+				break;
+			}
+		}
+		if (baud > 1228800) {
+			/* type_0, type_1 only support up to 1228800 baud */
+			if (priv->type != HX)
+				baud = 1228800;
+			else if (baud > 6000000)
+				baud = 6000000;
+		}
+		dbg("%s - baud set = %d", __func__, baud);
 		buf[0] = baud & 0xff;
 		buf[1] = (baud >> 8) & 0xff;
 		buf[2] = (baud >> 16) & 0xff;
@@ -585,8 +622,16 @@ static void pl2303_set_termios(struct tty_struct *tty,
 	/* For reference buf[4]=1 is 1.5 stop bits */
 	/* For reference buf[4]=2 is 2 stop bits */
 	if (cflag & CSTOPB) {
-		buf[4] = 2;
-		dbg("%s - stop bits = 2", __func__);
+		/* NOTE: Comply with "real" UARTs / RS232:
+		 *       use 1.5 instead of 2 stop bits with 5 data bits
+		 */
+		if ((cflag & CSIZE) == CS5) {
+			buf[4] = 1;
+			dbg("%s - stop bits = 1.5", __func__);
+		} else {
+			buf[4] = 2;
+			dbg("%s - stop bits = 2", __func__);
+		}
 	} else {
 		buf[4] = 0;
 		dbg("%s - stop bits = 1", __func__);
@@ -599,11 +644,21 @@ static void pl2303_set_termios(struct tty_struct *tty,
 		/* For reference buf[5]=3 is mark parity */
 		/* For reference buf[5]=4 is space parity */
 		if (cflag & PARODD) {
-			buf[5] = 1;
-			dbg("%s - parity = odd", __func__);
+			if (cflag & CMSPAR) {
+				buf[5] = 3;
+				dbg("%s - parity = mark", __func__);
+			} else {
+				buf[5] = 1;
+				dbg("%s - parity = odd", __func__);
+			}
 		} else {
-			buf[5] = 2;
-			dbg("%s - parity = even", __func__);
+			if (cflag & CMSPAR) {
+				buf[5] = 4;
+				dbg("%s - parity = space", __func__);
+			} else {
+				buf[5] = 2;
+				dbg("%s - parity = even", __func__);
+			}
 		}
 	} else {
 		buf[5] = 0;
@@ -647,7 +702,7 @@ static void pl2303_set_termios(struct tty_struct *tty,
 		pl2303_vendor_write(0x0, 0x0, serial);
 	}
 
-	/* FIXME: Need to read back resulting baud rate */
+	/* Save resulting baud rate */
 	if (baud)
 		tty_encode_baud_rate(tty, baud, baud);
 
@@ -691,8 +746,7 @@ static void pl2303_close(struct usb_serial_port *port)
 
 }
 
-static int pl2303_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int pl2303_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct ktermios tmp_termios;
 	struct usb_serial *serial = port->serial;
@@ -714,8 +768,6 @@ static int pl2303_open(struct tty_struct *tty,
 	if (tty)
 		pl2303_set_termios(tty, port, &tmp_termios);
 
-	/* FIXME: need to assert RTS and DTR if CRTSCTS off */
-
 	dbg("%s - submitting read urb", __func__);
 	port->read_urb->dev = serial->dev;
 	result = usb_submit_urb(port->read_urb, GFP_KERNEL);
@@ -994,13 +1046,15 @@ static void pl2303_push_data(struct tty_struct *tty,
 	/* overrun is special, not associated with a char */
 	if (line_status & UART_OVERRUN_ERROR)
 		tty_insert_flip_char(tty, 0, TTY_OVERRUN);
-	if (port->console && port->sysrq) {
+
+	if (tty_flag == TTY_NORMAL && !(port->console && port->sysrq))
+		tty_insert_flip_string(tty, data, urb->actual_length);
+	else {
 		int i;
 		for (i = 0; i < urb->actual_length; ++i)
 			if (!usb_serial_handle_sysrq_char(tty, port, data[i]))
 				tty_insert_flip_char(tty, data[i], tty_flag);
-	} else
-		tty_insert_flip_string(tty, data, urb->actual_length);
+	}
 	tty_flip_buffer_push(tty);
 }
 
diff --git a/drivers/usb/serial/pl2303.h b/drivers/usb/serial/pl2303.h
index ee9505e1dd92..d640dc951568 100644
--- a/drivers/usb/serial/pl2303.h
+++ b/drivers/usb/serial/pl2303.h
@@ -130,3 +130,7 @@
 /* Sony, USB data cable for CMD-Jxx mobile phones */
 #define SONY_VENDOR_ID		0x054c
 #define SONY_QN3USB_PRODUCT_ID	0x0437
+
+/* Sanwa KB-USB2 multimeter cable (ID: 11ad:0001) */
+#define SANWA_VENDOR_ID		0x11ad
+#define SANWA_PRODUCT_ID	0x0001
diff --git a/drivers/usb/serial/sierra.c b/drivers/usb/serial/sierra.c
index f48d05e0acc1..5019325ba25d 100644
--- a/drivers/usb/serial/sierra.c
+++ b/drivers/usb/serial/sierra.c
@@ -17,7 +17,7 @@
   Whom based his on the Keyspan driver by Hugh Blemings <hugh@blemings.org>
 */
 
-#define DRIVER_VERSION "v.1.3.7"
+#define DRIVER_VERSION "v.1.3.8"
 #define DRIVER_AUTHOR "Kevin Lloyd, Elina Pasheva, Matthew Safar, Rory Filer"
 #define DRIVER_DESC "USB Driver for Sierra Wireless USB modems"
 
@@ -51,6 +51,12 @@ struct sierra_iface_info {
 	const u8  *ifaceinfo;	/* pointer to the array holding the numbers */
 };
 
+struct sierra_intf_private {
+	spinlock_t susp_lock;
+	unsigned int suspended:1;
+	int in_flight;
+};
+
 static int sierra_set_power_state(struct usb_device *udev, __u16 swiState)
 {
 	int result;
@@ -144,6 +150,7 @@ static int sierra_probe(struct usb_serial *serial,
 {
 	int result = 0;
 	struct usb_device *udev;
+	struct sierra_intf_private *data;
 	u8 ifnum;
 
 	udev = serial->dev;
@@ -171,6 +178,11 @@ static int sierra_probe(struct usb_serial *serial,
 		return -ENODEV;
 	}
 
+	data = serial->private = kzalloc(sizeof(struct sierra_intf_private), GFP_KERNEL);
+	if (!data)
+		return -ENOMEM;
+	spin_lock_init(&data->susp_lock);
+
 	return result;
 }
 
@@ -261,13 +273,18 @@ static struct usb_driver sierra_driver = {
 	.name       = "sierra",
 	.probe      = usb_serial_probe,
 	.disconnect = usb_serial_disconnect,
+	.suspend    = usb_serial_suspend,
+	.resume     = usb_serial_resume,
 	.id_table   = id_table,
 	.no_dynamic_id = 	1,
+	.supports_autosuspend =	1,
 };
 
 struct sierra_port_private {
 	spinlock_t lock;	/* lock the structure */
 	int outstanding_urbs;	/* number of out urbs in flight */
+	struct usb_anchor active;
+	struct usb_anchor delayed;
 
 	/* Input endpoints and buffers for this port */
 	struct urb *in_urbs[N_IN_URB];
@@ -279,6 +296,7 @@ struct sierra_port_private {
 	int dsr_state;
 	int dcd_state;
 	int ri_state;
+	unsigned int opened:1;
 };
 
 static int sierra_send_setup(struct usb_serial_port *port)
@@ -287,6 +305,8 @@ static int sierra_send_setup(struct usb_serial_port *port)
 	struct sierra_port_private *portdata;
 	__u16 interface = 0;
 	int val = 0;
+	int do_send = 0;
+	int retval;
 
 	dev_dbg(&port->dev, "%s\n", __func__);
 
@@ -305,10 +325,7 @@ static int sierra_send_setup(struct usb_serial_port *port)
 		 */
 		if (port->interrupt_in_urb) {
 			/* send control message */
-			return usb_control_msg(serial->dev,
-				usb_rcvctrlpipe(serial->dev, 0),
-				0x22, 0x21, val, interface,
-				NULL, 0, USB_CTRL_SET_TIMEOUT);
+			do_send = 1;
 		}
 	}
 
@@ -320,12 +337,18 @@ static int sierra_send_setup(struct usb_serial_port *port)
 			interface = 1;
 		else if (port->bulk_out_endpointAddress == 5)
 			interface = 2;
-		return usb_control_msg(serial->dev,
-			usb_rcvctrlpipe(serial->dev, 0),
-			0x22, 0x21, val, interface,
-			NULL, 0, USB_CTRL_SET_TIMEOUT);
+
+		do_send = 1;
 	}
-	return 0;
+	if (!do_send)
+		return 0;
+
+	usb_autopm_get_interface(serial->interface);
+	retval = usb_control_msg(serial->dev, usb_rcvctrlpipe(serial->dev, 0),
+		0x22, 0x21, val, interface, NULL, 0, USB_CTRL_SET_TIMEOUT);
+	usb_autopm_put_interface(serial->interface);
+
+	return retval;
 }
 
 static void sierra_set_termios(struct tty_struct *tty,
@@ -390,21 +413,25 @@ static void sierra_outdat_callback(struct urb *urb)
 {
 	struct usb_serial_port *port = urb->context;
 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);
+	struct sierra_intf_private *intfdata;
 	int status = urb->status;
-	unsigned long flags;
 
 	dev_dbg(&port->dev, "%s - port %d\n", __func__, port->number);
+	intfdata = port->serial->private;
 
 	/* free up the transfer buffer, as usb_free_urb() does not do this */
 	kfree(urb->transfer_buffer);
-
+	usb_autopm_put_interface_async(port->serial->interface);
 	if (status)
 		dev_dbg(&port->dev, "%s - nonzero write bulk status "
 		    "received: %d\n", __func__, status);
 
-	spin_lock_irqsave(&portdata->lock, flags);
+	spin_lock(&portdata->lock);
 	--portdata->outstanding_urbs;
-	spin_unlock_irqrestore(&portdata->lock, flags);
+	spin_unlock(&portdata->lock);
+	spin_lock(&intfdata->susp_lock);
+	--intfdata->in_flight;
+	spin_unlock(&intfdata->susp_lock);
 
 	usb_serial_port_softint(port);
 }
@@ -414,6 +441,7 @@ static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,
 					const unsigned char *buf, int count)
 {
 	struct sierra_port_private *portdata = usb_get_serial_port_data(port);
+	struct sierra_intf_private *intfdata;
 	struct usb_serial *serial = port->serial;
 	unsigned long flags;
 	unsigned char *buffer;
@@ -426,9 +454,9 @@ static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,
 		return 0;
 
 	portdata = usb_get_serial_port_data(port);
+	intfdata = serial->private;
 
 	dev_dbg(&port->dev, "%s: write (%zd bytes)\n", __func__, writesize);
-
 	spin_lock_irqsave(&portdata->lock, flags);
 	dev_dbg(&port->dev, "%s - outstanding_urbs: %d\n", __func__,
 		portdata->outstanding_urbs);
@@ -442,6 +470,14 @@ static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,
 		portdata->outstanding_urbs);
 	spin_unlock_irqrestore(&portdata->lock, flags);
 
+	retval = usb_autopm_get_interface_async(serial->interface);
+	if (retval < 0) {
+		spin_lock_irqsave(&portdata->lock, flags);
+		portdata->outstanding_urbs--;
+		spin_unlock_irqrestore(&portdata->lock, flags);
+		goto error_simple;
+	}
+
 	buffer = kmalloc(writesize, GFP_ATOMIC);
 	if (!buffer) {
 		dev_err(&port->dev, "out of memory\n");
@@ -468,14 +504,29 @@ static int sierra_write(struct tty_struct *tty, struct usb_serial_port *port,
 	/* Handle the need to send a zero length packet */
 	urb->transfer_flags |= URB_ZERO_PACKET;
 
+	spin_lock_irqsave(&intfdata->susp_lock, flags);
+
+	if (intfdata->suspended) {
+		usb_anchor_urb(urb, &portdata->delayed);
+		spin_unlock_irqrestore(&intfdata->susp_lock, flags);
+		goto skip_power;
+	} else {
+		usb_anchor_urb(urb, &portdata->active);
+	}
 	/* send it down the pipe */
 	retval = usb_submit_urb(urb, GFP_ATOMIC);
 	if (retval) {
+		usb_unanchor_urb(urb);
+		spin_unlock_irqrestore(&intfdata->susp_lock, flags);
 		dev_err(&port->dev, "%s - usb_submit_urb(write bulk) failed "
 			"with status = %d\n", __func__, retval);
 		goto error;
+	} else {
+		intfdata->in_flight++;
+		spin_unlock_irqrestore(&intfdata->susp_lock, flags);
 	}
 
+skip_power:
 	/* we are done with this urb, so let the host driver
 	 * really free it when it is finished with it */
 	usb_free_urb(urb);
@@ -491,6 +542,8 @@ error_no_buffer:
 	dev_dbg(&port->dev, "%s - 2. outstanding_urbs: %d\n", __func__,
 		portdata->outstanding_urbs);
 	spin_unlock_irqrestore(&portdata->lock, flags);
+	usb_autopm_put_interface_async(serial->interface);
+error_simple:
 	return retval;
 }
 
@@ -530,6 +583,7 @@ static void sierra_indat_callback(struct urb *urb)
 
 	/* Resubmit urb so we continue receiving */
 	if (port->port.count && status != -ESHUTDOWN && status != -EPERM) {
+		usb_mark_last_busy(port->serial->dev);
 		err = usb_submit_urb(urb, GFP_ATOMIC);
 		if (err)
 			dev_err(&port->dev, "resubmit read urb failed."
@@ -591,6 +645,7 @@ static void sierra_instat_callback(struct urb *urb)
 
 	/* Resubmit urb so we continue receiving IRQ data */
 	if (port->port.count && status != -ESHUTDOWN && status != -ENOENT) {
+		usb_mark_last_busy(serial->dev);
 		urb->dev = serial->dev;
 		err = usb_submit_urb(urb, GFP_ATOMIC);
 		if (err)
@@ -711,6 +766,8 @@ static void sierra_close(struct usb_serial_port *port)
 	int i;
 	struct usb_serial *serial = port->serial;
 	struct sierra_port_private *portdata;
+	struct sierra_intf_private *intfdata = port->serial->private;
+
 
 	dev_dbg(&port->dev, "%s\n", __func__);
 	portdata = usb_get_serial_port_data(port);
@@ -720,9 +777,16 @@ static void sierra_close(struct usb_serial_port *port)
 
 	if (serial->dev) {
 		mutex_lock(&serial->disc_mutex);
-		if (!serial->disconnected)
+		if (!serial->disconnected) {
+			serial->interface->needs_remote_wakeup = 0;
+			usb_autopm_get_interface(serial->interface);
 			sierra_send_setup(port);
+		}
 		mutex_unlock(&serial->disc_mutex);
+		spin_lock_irq(&intfdata->susp_lock);
+		portdata->opened = 0;
+		spin_unlock_irq(&intfdata->susp_lock);
+
 
 		/* Stop reading urbs */
 		sierra_stop_rx_urbs(port);
@@ -734,11 +798,11 @@ static void sierra_close(struct usb_serial_port *port)
 	}
 }
 
-static int sierra_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int sierra_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct sierra_port_private *portdata;
 	struct usb_serial *serial = port->serial;
+	struct sierra_intf_private *intfdata = serial->private;
 	int i;
 	int err;
 	int endpoint;
@@ -768,10 +832,18 @@ static int sierra_open(struct tty_struct *tty,
 	if (err) {
 		/* get rid of everything as in close */
 		sierra_close(port);
+		/* restore balance for autopm */
+		usb_autopm_put_interface(serial->interface);
 		return err;
 	}
 	sierra_send_setup(port);
 
+	serial->interface->needs_remote_wakeup = 1;
+	spin_lock_irq(&intfdata->susp_lock);
+	portdata->opened = 1;
+	spin_unlock_irq(&intfdata->susp_lock);
+	usb_autopm_put_interface(serial->interface);
+
 	return 0;
 }
 
@@ -819,6 +891,8 @@ static int sierra_startup(struct usb_serial *serial)
 			return -ENOMEM;
 		}
 		spin_lock_init(&portdata->lock);
+		init_usb_anchor(&portdata->active);
+		init_usb_anchor(&portdata->delayed);
 		/* Set the port private data pointer */
 		usb_set_serial_port_data(port, portdata);
 	}
@@ -845,6 +919,87 @@ static void sierra_release(struct usb_serial *serial)
 	}
 }
 
+#ifdef CONFIG_PM
+static void stop_read_write_urbs(struct usb_serial *serial)
+{
+	int i;
+	struct usb_serial_port *port;
+	struct sierra_port_private *portdata;
+
+	/* Stop reading/writing urbs */
+	for (i = 0; i < serial->num_ports; ++i) {
+		port = serial->port[i];
+		portdata = usb_get_serial_port_data(port);
+		sierra_stop_rx_urbs(port);
+		usb_kill_anchored_urbs(&portdata->active);
+	}
+}
+
+static int sierra_suspend(struct usb_serial *serial, pm_message_t message)
+{
+	struct sierra_intf_private *intfdata;
+	int b;
+
+	if (serial->dev->auto_pm) {
+		intfdata = serial->private;
+		spin_lock_irq(&intfdata->susp_lock);
+		b = intfdata->in_flight;
+
+		if (b) {
+			spin_unlock_irq(&intfdata->susp_lock);
+			return -EBUSY;
+		} else {
+			intfdata->suspended = 1;
+			spin_unlock_irq(&intfdata->susp_lock);
+		}
+	}
+	stop_read_write_urbs(serial);
+
+	return 0;
+}
+
+static int sierra_resume(struct usb_serial *serial)
+{
+	struct usb_serial_port *port;
+	struct sierra_intf_private *intfdata = serial->private;
+	struct sierra_port_private *portdata;
+	struct urb *urb;
+	int ec = 0;
+	int i, err;
+
+	spin_lock_irq(&intfdata->susp_lock);
+	for (i = 0; i < serial->num_ports; i++) {
+		port = serial->port[i];
+		portdata = usb_get_serial_port_data(port);
+
+		while ((urb = usb_get_from_anchor(&portdata->delayed))) {
+			usb_anchor_urb(urb, &portdata->active);
+			intfdata->in_flight++;
+			err = usb_submit_urb(urb, GFP_ATOMIC);
+			if (err < 0) {
+				intfdata->in_flight--;
+				usb_unanchor_urb(urb);
+				usb_scuttle_anchored_urbs(&portdata->delayed);
+				break;
+			}
+		}
+
+		if (portdata->opened) {
+			err = sierra_submit_rx_urbs(port, GFP_ATOMIC);
+			if (err)
+				ec++;
+		}
+	}
+	intfdata->suspended = 0;
+	spin_unlock_irq(&intfdata->susp_lock);
+
+	return ec ? -EIO : 0;
+}
+#else
+#define sierra_suspend NULL
+#define sierra_resume NULL
+#endif
+
 static struct usb_serial_driver sierra_device = {
 	.driver = {
 		.owner =	THIS_MODULE,
@@ -865,6 +1020,8 @@ static struct usb_serial_driver sierra_device = {
 	.tiocmset          = sierra_tiocmset,
 	.attach            = sierra_startup,
 	.release           = sierra_release,
+	.suspend	   = sierra_suspend,
+	.resume		   = sierra_resume,
 	.read_int_callback = sierra_instat_callback,
 };
 
diff --git a/drivers/usb/serial/spcp8x5.c b/drivers/usb/serial/spcp8x5.c
index 3c249d8e8b8e..1e58220403d1 100644
--- a/drivers/usb/serial/spcp8x5.c
+++ b/drivers/usb/serial/spcp8x5.c
@@ -299,7 +299,6 @@ struct spcp8x5_private {
 	wait_queue_head_t	delta_msr_wait;
 	u8 			line_control;
 	u8 			line_status;
-	u8 			termios_initialized;
 };
 
 /* desc : when device plug in,this function would be called.
@@ -498,6 +497,15 @@ static void spcp8x5_close(struct usb_serial_port *port)
 		dev_dbg(&port->dev, "usb_unlink_urb(read_urb) = %d\n", result);
 }
 
+static void spcp8x5_init_termios(struct tty_struct *tty)
+{
+	/* for the 1st time call this function */
+	*(tty->termios) = tty_std_termios;
+	tty->termios->c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL;
+	tty->termios->c_ispeed = 115200;
+	tty->termios->c_ospeed = 115200;
+}
+
 /* set the serial param for transfer. we should check if we really need to
  * transfer. if we set flow control we should do this too. */
 static void spcp8x5_set_termios(struct tty_struct *tty,
@@ -514,16 +522,6 @@ static void spcp8x5_set_termios(struct tty_struct *tty,
 	int i;
 	u8 control;
 
-	/* for the 1st time call this function */
-	spin_lock_irqsave(&priv->lock, flags);
-	if (!priv->termios_initialized) {
-		*(tty->termios) = tty_std_termios;
-		tty->termios->c_cflag = B115200 | CS8 | CREAD | HUPCL | CLOCAL;
-		tty->termios->c_ispeed = 115200;
-		tty->termios->c_ospeed = 115200;
-		priv->termios_initialized = 1;
-	}
-	spin_unlock_irqrestore(&priv->lock, flags);
 
 	/* check that they really want us to change something */
 	if (!tty_termios_hw_change(tty->termios, old_termios))
@@ -546,7 +544,7 @@ static void spcp8x5_set_termios(struct tty_struct *tty,
 	}
 
 	/* Set Baud Rate */
-	baud = tty_get_baud_rate(tty);;
+	baud = tty_get_baud_rate(tty);
 	switch (baud) {
 	case 300:	buf[0] = 0x00;	break;
 	case 600:	buf[0] = 0x01;	break;
@@ -623,8 +621,7 @@ static void spcp8x5_set_termios(struct tty_struct *tty,
 
 /* open the serial port. do some usb system call. set termios and get the line
  * status of the device. then submit the read urb */
-static int spcp8x5_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int spcp8x5_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct ktermios tmp_termios;
 	struct usb_serial *serial = port->serial;
@@ -658,8 +655,6 @@ static int spcp8x5_open(struct tty_struct *tty,
 	priv->line_status = status & 0xf0 ;
 	spin_unlock_irqrestore(&priv->lock, flags);
 
-	/* FIXME: need to assert RTS and DTR if CRTSCTS off */
-
 	dbg("%s - submitting read urb", __func__);
 	port->read_urb->dev = serial->dev;
 	ret = usb_submit_urb(port->read_urb, GFP_KERNEL);
@@ -1011,6 +1006,7 @@ static struct usb_serial_driver spcp8x5_device = {
 	.carrier_raised		= spcp8x5_carrier_raised,
 	.write 			= spcp8x5_write,
 	.set_termios 		= spcp8x5_set_termios,
+	.init_termios		= spcp8x5_init_termios,
 	.ioctl 			= spcp8x5_ioctl,
 	.tiocmget 		= spcp8x5_tiocmget,
 	.tiocmset 		= spcp8x5_tiocmset,
diff --git a/drivers/usb/serial/symbolserial.c b/drivers/usb/serial/symbolserial.c
index 6157fac9366b..b282c0f2d8e5 100644
--- a/drivers/usb/serial/symbolserial.c
+++ b/drivers/usb/serial/symbolserial.c
@@ -124,8 +124,7 @@ exit:
 	spin_unlock(&priv->lock);
 }
 
-static int symbol_open(struct tty_struct *tty, struct usb_serial_port *port,
-			struct file *filp)
+static int symbol_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct symbol_private *priv = usb_get_serial_data(port->serial);
 	unsigned long flags;
@@ -166,34 +165,36 @@ static void symbol_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct symbol_private *priv = usb_get_serial_data(port->serial);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->throttled = true;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 }
 
 static void symbol_unthrottle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct symbol_private *priv = usb_get_serial_data(port->serial);
-	unsigned long flags;
 	int result;
+	bool was_throttled;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->throttled = false;
+	was_throttled = priv->actually_throttled;
 	priv->actually_throttled = false;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 
 	priv->int_urb->dev = port->serial->dev;
-	result = usb_submit_urb(priv->int_urb, GFP_ATOMIC);
-	if (result)
-		dev_err(&port->dev,
-			"%s - failed submitting read urb, error %d\n",
+	if (was_throttled) {
+		result = usb_submit_urb(priv->int_urb, GFP_KERNEL);
+		if (result)
+			dev_err(&port->dev,
+				"%s - failed submitting read urb, error %d\n",
 							__func__, result);
+	}
 }
 
 static int symbol_startup(struct usb_serial *serial)
diff --git a/drivers/usb/serial/ti_usb_3410_5052.c b/drivers/usb/serial/ti_usb_3410_5052.c
index 3bc609fe2242..1e9dc8821698 100644
--- a/drivers/usb/serial/ti_usb_3410_5052.c
+++ b/drivers/usb/serial/ti_usb_3410_5052.c
@@ -98,8 +98,7 @@ struct ti_device {
 
 static int ti_startup(struct usb_serial *serial);
 static void ti_release(struct usb_serial *serial);
-static int ti_open(struct tty_struct *tty, struct usb_serial_port *port,
-		struct file *file);
+static int ti_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void ti_close(struct usb_serial_port *port);
 static int ti_write(struct tty_struct *tty, struct usb_serial_port *port,
 		const unsigned char *data, int count);
@@ -492,8 +491,7 @@ static void ti_release(struct usb_serial *serial)
 }
 
 
-static int ti_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *file)
+static int ti_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct ti_port *tport = usb_get_serial_port_data(port);
 	struct ti_device *tdev;
diff --git a/drivers/usb/serial/usb-serial.c b/drivers/usb/serial/usb-serial.c
index 99188c92068b..bd3fa7ff15b1 100644
--- a/drivers/usb/serial/usb-serial.c
+++ b/drivers/usb/serial/usb-serial.c
@@ -35,6 +35,7 @@
 #include <linux/serial.h>
 #include <linux/usb.h>
 #include <linux/usb/serial.h>
+#include <linux/kfifo.h>
 #include "pl2303.h"
 
 /*
@@ -43,8 +44,6 @@
 #define DRIVER_AUTHOR "Greg Kroah-Hartman, greg@kroah.com, http://www.kroah.com/linux/"
 #define DRIVER_DESC "USB Serial Driver core"
 
-static void port_free(struct usb_serial_port *port);
-
 /* Driver structure we register with the USB core */
 static struct usb_driver usb_serial_driver = {
 	.name =		"usbserial",
@@ -68,6 +67,11 @@ static struct usb_serial *serial_table[SERIAL_TTY_MINORS];
 static DEFINE_MUTEX(table_lock);
 static LIST_HEAD(usb_serial_driver_list);
 
+/*
+ * Look up the serial structure.  If it is found and it hasn't been
+ * disconnected, return with its disc_mutex held and its refcount
+ * incremented.  Otherwise return NULL.
+ */
 struct usb_serial *usb_serial_get_by_index(unsigned index)
 {
 	struct usb_serial *serial;
@@ -75,8 +79,15 @@ struct usb_serial *usb_serial_get_by_index(unsigned index)
 	mutex_lock(&table_lock);
 	serial = serial_table[index];
 
-	if (serial)
-		kref_get(&serial->kref);
+	if (serial) {
+		mutex_lock(&serial->disc_mutex);
+		if (serial->disconnected) {
+			mutex_unlock(&serial->disc_mutex);
+			serial = NULL;
+		} else {
+			kref_get(&serial->kref);
+		}
+	}
 	mutex_unlock(&table_lock);
 	return serial;
 }
@@ -125,8 +136,10 @@ static void return_serial(struct usb_serial *serial)
 
 	dbg("%s", __func__);
 
+	mutex_lock(&table_lock);
 	for (i = 0; i < serial->num_ports; ++i)
 		serial_table[serial->minor + i] = NULL;
+	mutex_unlock(&table_lock);
 }
 
 static void destroy_serial(struct kref *kref)
@@ -143,246 +156,225 @@ static void destroy_serial(struct kref *kref)
 	if (serial->minor != SERIAL_TTY_NO_MINOR)
 		return_serial(serial);
 
-	serial->type->release(serial);
+	if (serial->attached)
+		serial->type->release(serial);
 
-	for (i = 0; i < serial->num_ports; ++i) {
+	/* Now that nothing is using the ports, they can be freed */
+	for (i = 0; i < serial->num_port_pointers; ++i) {
 		port = serial->port[i];
-		if (port)
+		if (port) {
+			port->serial = NULL;
 			put_device(&port->dev);
-	}
-
-	/* If this is a "fake" port, we have to clean it up here, as it will
-	 * not get cleaned up in port_release() as it was never registered with
-	 * the driver core */
-	if (serial->num_ports < serial->num_port_pointers) {
-		for (i = serial->num_ports;
-					i < serial->num_port_pointers; ++i) {
-			port = serial->port[i];
-			if (port)
-				port_free(port);
 		}
 	}
 
 	usb_put_dev(serial->dev);
-
-	/* free up any memory that we allocated */
 	kfree(serial);
 }
 
 void usb_serial_put(struct usb_serial *serial)
 {
-	mutex_lock(&table_lock);
 	kref_put(&serial->kref, destroy_serial);
-	mutex_unlock(&table_lock);
 }
 
 /*****************************************************************************
  * Driver tty interface functions
  *****************************************************************************/
-static int serial_open (struct tty_struct *tty, struct file *filp)
+
+/**
+ * serial_install - install tty
+ * @driver: the driver (USB in our case)
+ * @tty: the tty being created
+ *
+ * Create the termios objects for this tty.  We use the default
+ * USB serial settings but permit them to be overridden by
+ * serial->type->init_termios.
+ *
+ * This is the first place a new tty gets used.  Hence this is where we
+ * acquire references to the usb_serial structure and the driver module,
+ * where we store a pointer to the port, and where we do an autoresume.
+ * All these actions are reversed in serial_cleanup().
+ */
+static int serial_install(struct tty_driver *driver, struct tty_struct *tty)
 {
+	int idx = tty->index;
 	struct usb_serial *serial;
 	struct usb_serial_port *port;
-	unsigned int portNumber;
-	int retval = 0;
-	int first = 0;
+	int retval = -ENODEV;
 
 	dbg("%s", __func__);
 
-	/* get the serial object associated with this tty pointer */
-	serial = usb_serial_get_by_index(tty->index);
-	if (!serial) {
-		tty->driver_data = NULL;
-		return -ENODEV;
-	}
+	serial = usb_serial_get_by_index(idx);
+	if (!serial)
+		return retval;
 
-	mutex_lock(&serial->disc_mutex);
-	portNumber = tty->index - serial->minor;
-	port = serial->port[portNumber];
-	if (!port || serial->disconnected)
-		retval = -ENODEV;
-	else
-		get_device(&port->dev);
-	/*
-	 * Note: Our locking order requirement does not allow port->mutex
-	 * to be acquired while serial->disc_mutex is held.
-	 */
-	mutex_unlock(&serial->disc_mutex);
+	port = serial->port[idx - serial->minor];
+	if (!port)
+		goto error_no_port;
+	if (!try_module_get(serial->type->driver.owner))
+		goto error_module_get;
+
+	/* perform the standard setup */
+	retval = tty_init_termios(tty);
 	if (retval)
-		goto bailout_serial_put;
+		goto error_init_termios;
 
-	if (mutex_lock_interruptible(&port->mutex)) {
-		retval = -ERESTARTSYS;
-		goto bailout_port_put;
-	}
+	retval = usb_autopm_get_interface(serial->interface);
+	if (retval)
+		goto error_get_interface;
 
-	++port->port.count;
+	mutex_unlock(&serial->disc_mutex);
+
+	/* allow the driver to update the settings */
+	if (serial->type->init_termios)
+		serial->type->init_termios(tty);
 
-	/* set up our port structure making the tty driver
-	 * remember our port object, and us it */
 	tty->driver_data = port;
-	tty_port_tty_set(&port->port, tty);
 
-	/* If the console is attached, the device is already open */
-	if (port->port.count == 1 && !port->console) {
-		first = 1;
-		/* lock this module before we call it
-		 * this may fail, which means we must bail out,
-		 * safe because we are called with BKL held */
-		if (!try_module_get(serial->type->driver.owner)) {
-			retval = -ENODEV;
-			goto bailout_mutex_unlock;
-		}
+	/* Final install (we use the default method) */
+	tty_driver_kref_get(driver);
+	tty->count++;
+	driver->ttys[idx] = tty;
+	return retval;
+
+ error_get_interface:
+ error_init_termios:
+	module_put(serial->type->driver.owner);
+ error_module_get:
+ error_no_port:
+	usb_serial_put(serial);
+	mutex_unlock(&serial->disc_mutex);
+	return retval;
+}
 
+static int serial_open(struct tty_struct *tty, struct file *filp)
+{
+	struct usb_serial_port *port = tty->driver_data;
+	struct usb_serial *serial = port->serial;
+	int retval;
+
+	dbg("%s - port %d", __func__, port->number);
+
+	spin_lock_irq(&port->port.lock);
+	if (!tty_hung_up_p(filp))
+		++port->port.count;
+	spin_unlock_irq(&port->port.lock);
+	tty_port_tty_set(&port->port, tty);
+
+	/* Do the device-specific open only if the hardware isn't
+	 * already initialized.
+	 */
+	if (!test_bit(ASYNCB_INITIALIZED, &port->port.flags)) {
+		if (mutex_lock_interruptible(&port->mutex))
+			return -ERESTARTSYS;
 		mutex_lock(&serial->disc_mutex);
 		if (serial->disconnected)
 			retval = -ENODEV;
 		else
-			retval = usb_autopm_get_interface(serial->interface);
-		if (retval)
-			goto bailout_module_put;
-
-		/* only call the device specific open if this
-		 * is the first time the port is opened */
-		retval = serial->type->open(tty, port, filp);
-		if (retval)
-			goto bailout_interface_put;
+			retval = port->serial->type->open(tty, port);
 		mutex_unlock(&serial->disc_mutex);
+		mutex_unlock(&port->mutex);
+		if (retval)
+			return retval;
 		set_bit(ASYNCB_INITIALIZED, &port->port.flags);
 	}
-	mutex_unlock(&port->mutex);
+
 	/* Now do the correct tty layer semantics */
 	retval = tty_port_block_til_ready(&port->port, tty, filp);
-	if (retval == 0) {
-		if (!first)
-			usb_serial_put(serial);
-		return 0;
-	}
-	mutex_lock(&port->mutex);
-	if (first == 0)
-		goto bailout_mutex_unlock;
-	/* Undo the initial port actions */
-	mutex_lock(&serial->disc_mutex);
-bailout_interface_put:
-	usb_autopm_put_interface(serial->interface);
-bailout_module_put:
-	mutex_unlock(&serial->disc_mutex);
-	module_put(serial->type->driver.owner);
-bailout_mutex_unlock:
-	port->port.count = 0;
-	tty->driver_data = NULL;
-	tty_port_tty_set(&port->port, NULL);
-	mutex_unlock(&port->mutex);
-bailout_port_put:
-	put_device(&port->dev);
-bailout_serial_put:
-	usb_serial_put(serial);
 	return retval;
 }
 
 /**
- *	serial_do_down		-	shut down hardware
- *	@port: port to shut down
- *
- *	Shut down a USB port unless it is the console. We never shut down the
- *	console hardware as it will always be in use.
+ * serial_down - shut down hardware
+ * @port: port to shut down
  *
- *	Don't free any resources at this point
+ * Shut down a USB serial port unless it is the console.  We never
+ * shut down the console hardware as it will always be in use.
  */
-static void serial_do_down(struct usb_serial_port *port)
+static void serial_down(struct usb_serial_port *port)
 {
 	struct usb_serial_driver *drv = port->serial->type;
-	struct usb_serial *serial;
-	struct module *owner;
 
-	/* The console is magical, do not hang up the console hardware
-	   or there will be tears */
+	/*
+	 * The console is magical.  Do not hang up the console hardware
+	 * or there will be tears.
+	 */
 	if (port->console)
 		return;
 
-	mutex_lock(&port->mutex);
-	serial = port->serial;
-	owner = serial->type->driver.owner;
+	/* Don't call the close method if the hardware hasn't been
+	 * initialized.
+	 */
+	if (!test_and_clear_bit(ASYNCB_INITIALIZED, &port->port.flags))
+		return;
 
+	mutex_lock(&port->mutex);
 	if (drv->close)
 		drv->close(port);
-
 	mutex_unlock(&port->mutex);
 }
 
-/**
- *	serial_do_free		-	free resources post close/hangup
- *	@port: port to free up
- *
- *	Do the resource freeing and refcount dropping for the port. We must
- *	be careful about ordering and we must avoid freeing up the console.
- */
-
-static void serial_do_free(struct usb_serial_port *port)
+static void serial_hangup(struct tty_struct *tty)
 {
-	struct usb_serial *serial;
-	struct module *owner;
+	struct usb_serial_port *port = tty->driver_data;
 
-	/* The console is magical, do not hang up the console hardware
-	   or there will be tears */
-	if (port->console)
-		return;
+	dbg("%s - port %d", __func__, port->number);
 
-	serial = port->serial;
-	owner = serial->type->driver.owner;
-	put_device(&port->dev);
-	/* Mustn't dereference port any more */
-	mutex_lock(&serial->disc_mutex);
-	if (!serial->disconnected)
-		usb_autopm_put_interface(serial->interface);
-	mutex_unlock(&serial->disc_mutex);
-	usb_serial_put(serial);
-	/* Mustn't dereference serial any more */
-	module_put(owner);
+	serial_down(port);
+	tty_port_hangup(&port->port);
 }
 
 static void serial_close(struct tty_struct *tty, struct file *filp)
 {
 	struct usb_serial_port *port = tty->driver_data;
 
-	if (!port)
-		return;
-
 	dbg("%s - port %d", __func__, port->number);
 
-	/* FIXME:
-	   This leaves a very narrow race. Really we should do the
-	   serial_do_free() on tty->shutdown(), but tty->shutdown can
-	   be called from IRQ context and serial_do_free can sleep.
-
-	   The right fix is probably to make the tty free (which is rare)
-	   and thus tty->shutdown() occur via a work queue and simplify all
-	   the drivers that use it.
-	*/
-	if (tty_hung_up_p(filp)) {
-		/* serial_hangup already called serial_down at this point.
-		   Another user may have already reopened the port but
-		   serial_do_free is refcounted */
-		serial_do_free(port);
+	if (tty_hung_up_p(filp))
 		return;
-	}
-
 	if (tty_port_close_start(&port->port, tty, filp) == 0)
 		return;
-
-	serial_do_down(port);		
+	serial_down(port);
 	tty_port_close_end(&port->port, tty);
 	tty_port_tty_set(&port->port, NULL);
-	serial_do_free(port);
 }
 
-static void serial_hangup(struct tty_struct *tty)
+/**
+ * serial_cleanup - free resources post close/hangup
+ * @port: port to free up
+ *
+ * Do the resource freeing and refcount dropping for the port.
+ * Avoid freeing the console.
+ *
+ * Called asynchronously after the last tty kref is dropped,
+ * and the tty layer has already done the tty_shutdown(tty);
+ */
+static void serial_cleanup(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
-	serial_do_down(port);
-	tty_port_hangup(&port->port);
-	/* We must not free port yet - the USB serial layer depends on it's
-	   continued existence */
+	struct usb_serial *serial;
+	struct module *owner;
+
+	/* The console is magical.  Do not hang up the console hardware
+	 * or there will be tears.
+	 */
+	if (port->console)
+		return;
+
+	dbg("%s - port %d", __func__, port->number);
+
+	tty->driver_data = NULL;
+
+	serial = port->serial;
+	owner = serial->type->driver.owner;
+
+	mutex_lock(&serial->disc_mutex);
+	if (!serial->disconnected)
+		usb_autopm_put_interface(serial->interface);
+	mutex_unlock(&serial->disc_mutex);
+
+	usb_serial_put(serial);
+	module_put(owner);
 }
 
 static int serial_write(struct tty_struct *tty, const unsigned char *buf,
@@ -527,6 +519,7 @@ static int serial_proc_show(struct seq_file *m, void *v)
 
 		seq_putc(m, '\n');
 		usb_serial_put(serial);
+		mutex_unlock(&serial->disc_mutex);
 	}
 	return 0;
 }
@@ -596,14 +589,6 @@ static void usb_serial_port_work(struct work_struct *work)
 	tty_kref_put(tty);
 }
 
-static void port_release(struct device *dev)
-{
-	struct usb_serial_port *port = to_usb_serial_port(dev);
-
-	dbg ("%s - %s", __func__, dev_name(dev));
-	port_free(port);
-}
-
 static void kill_traffic(struct usb_serial_port *port)
 {
 	usb_kill_urb(port->read_urb);
@@ -623,8 +608,12 @@ static void kill_traffic(struct usb_serial_port *port)
 	usb_kill_urb(port->interrupt_out_urb);
 }
 
-static void port_free(struct usb_serial_port *port)
+static void port_release(struct device *dev)
 {
+	struct usb_serial_port *port = to_usb_serial_port(dev);
+
+	dbg ("%s - %s", __func__, dev_name(dev));
+
 	/*
 	 * Stop all the traffic before cancelling the work, so that
 	 * nobody will restart it by calling usb_serial_port_softint.
@@ -636,6 +625,8 @@ static void port_free(struct usb_serial_port *port)
 	usb_free_urb(port->write_urb);
 	usb_free_urb(port->interrupt_in_urb);
 	usb_free_urb(port->interrupt_out_urb);
+	if (!IS_ERR(port->write_fifo) && port->write_fifo)
+		kfifo_free(port->write_fifo);
 	kfree(port->bulk_in_buffer);
 	kfree(port->bulk_out_buffer);
 	kfree(port->interrupt_in_buffer);
@@ -935,6 +926,11 @@ int usb_serial_probe(struct usb_interface *interface,
 		mutex_init(&port->mutex);
 		INIT_WORK(&port->work, usb_serial_port_work);
 		serial->port[i] = port;
+		port->dev.parent = &interface->dev;
+		port->dev.driver = NULL;
+		port->dev.bus = &usb_serial_bus_type;
+		port->dev.release = &port_release;
+		device_initialize(&port->dev);
 	}
 
 	/* set up the endpoint information */
@@ -970,6 +966,10 @@ int usb_serial_probe(struct usb_interface *interface,
 			dev_err(&interface->dev, "No free urbs available\n");
 			goto probe_error;
 		}
+		port->write_fifo = kfifo_alloc(PAGE_SIZE, GFP_KERNEL,
+			&port->lock);
+		if (IS_ERR(port->write_fifo))
+			goto probe_error;
 		buffer_size = le16_to_cpu(endpoint->wMaxPacketSize);
 		port->bulk_out_size = buffer_size;
 		port->bulk_out_endpointAddress = endpoint->bEndpointAddress;
@@ -1060,12 +1060,15 @@ int usb_serial_probe(struct usb_interface *interface,
 		module_put(type->driver.owner);
 		if (retval < 0)
 			goto probe_error;
+		serial->attached = 1;
 		if (retval > 0) {
 			/* quietly accept this device, but don't bind to a
 			   serial port as it's about to disappear */
 			serial->num_ports = 0;
 			goto exit;
 		}
+	} else {
+		serial->attached = 1;
 	}
 
 	if (get_free_serial(serial, num_ports, &minor) == NULL) {
@@ -1077,15 +1080,10 @@ int usb_serial_probe(struct usb_interface *interface,
 	/* register all of the individual ports with the driver core */
 	for (i = 0; i < num_ports; ++i) {
 		port = serial->port[i];
-		port->dev.parent = &interface->dev;
-		port->dev.driver = NULL;
-		port->dev.bus = &usb_serial_bus_type;
-		port->dev.release = &port_release;
-
 		dev_set_name(&port->dev, "ttyUSB%d", port->number);
 		dbg ("%s - registering %s", __func__, dev_name(&port->dev));
 		port->dev_state = PORT_REGISTERING;
-		retval = device_register(&port->dev);
+		retval = device_add(&port->dev);
 		if (retval) {
 			dev_err(&port->dev, "Error registering port device, "
 				"continuing\n");
@@ -1103,39 +1101,7 @@ exit:
 	return 0;
 
 probe_error:
-	for (i = 0; i < num_bulk_in; ++i) {
-		port = serial->port[i];
-		if (!port)
-			continue;
-		usb_free_urb(port->read_urb);
-		kfree(port->bulk_in_buffer);
-	}
-	for (i = 0; i < num_bulk_out; ++i) {
-		port = serial->port[i];
-		if (!port)
-			continue;
-		usb_free_urb(port->write_urb);
-		kfree(port->bulk_out_buffer);
-	}
-	for (i = 0; i < num_interrupt_in; ++i) {
-		port = serial->port[i];
-		if (!port)
-			continue;
-		usb_free_urb(port->interrupt_in_urb);
-		kfree(port->interrupt_in_buffer);
-	}
-	for (i = 0; i < num_interrupt_out; ++i) {
-		port = serial->port[i];
-		if (!port)
-			continue;
-		usb_free_urb(port->interrupt_out_urb);
-		kfree(port->interrupt_out_buffer);
-	}
-
-	/* free up any memory that we allocated */
-	for (i = 0; i < serial->num_port_pointers; ++i)
-		kfree(serial->port[i]);
-	kfree(serial);
+	usb_serial_put(serial);
 	return -EIO;
 }
 EXPORT_SYMBOL_GPL(usb_serial_probe);
@@ -1161,10 +1127,7 @@ void usb_serial_disconnect(struct usb_interface *interface)
 		if (port) {
 			struct tty_struct *tty = tty_port_tty_get(&port->port);
 			if (tty) {
-				/* The hangup will occur asynchronously but
-				   the object refcounts will sort out all the
-				   cleanup */
-				tty_hangup(tty);
+				tty_vhangup(tty);
 				tty_kref_put(tty);
 			}
 			kill_traffic(port);
@@ -1189,8 +1152,7 @@ void usb_serial_disconnect(struct usb_interface *interface)
 	}
 	serial->type->disconnect(serial);
 
-	/* let the last holder of this object
-	 * cause it to be cleaned up */
+	/* let the last holder of this object cause it to be cleaned up */
 	usb_serial_put(serial);
 	dev_info(dev, "device disconnected\n");
 }
@@ -1204,15 +1166,21 @@ int usb_serial_suspend(struct usb_interface *intf, pm_message_t message)
 
 	serial->suspending = 1;
 
+	if (serial->type->suspend) {
+		r = serial->type->suspend(serial, message);
+		if (r < 0) {
+			serial->suspending = 0;
+			goto err_out;
+		}
+	}
+
 	for (i = 0; i < serial->num_ports; ++i) {
 		port = serial->port[i];
 		if (port)
 			kill_traffic(port);
 	}
 
-	if (serial->type->suspend)
-		r = serial->type->suspend(serial, message);
-
+err_out:
 	return r;
 }
 EXPORT_SYMBOL(usb_serial_suspend);
@@ -1246,6 +1214,8 @@ static const struct tty_operations serial_ops = {
 	.chars_in_buffer =	serial_chars_in_buffer,
 	.tiocmget =		serial_tiocmget,
 	.tiocmset =		serial_tiocmset,
+	.cleanup = 		serial_cleanup,
+	.install = 		serial_install,
 	.proc_fops =		&serial_proc_fops,
 };
 
diff --git a/drivers/usb/serial/usb_debug.c b/drivers/usb/serial/usb_debug.c
index 614800972dc3..7b5bfc4edd3d 100644
--- a/drivers/usb/serial/usb_debug.c
+++ b/drivers/usb/serial/usb_debug.c
@@ -43,11 +43,10 @@ static struct usb_driver debug_driver = {
 	.no_dynamic_id = 	1,
 };
 
-static int usb_debug_open(struct tty_struct *tty, struct usb_serial_port *port,
-							struct file *filp)
+static int usb_debug_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	port->bulk_out_size = USB_DEBUG_MAX_PACKET_SIZE;
-	return usb_serial_generic_open(tty, port, filp);
+	return usb_serial_generic_open(tty, port);
 }
 
 /* This HW really does not support a serial break, so one will be
diff --git a/drivers/usb/serial/visor.c b/drivers/usb/serial/visor.c
index f5d0f64dcc52..ad1f9232292d 100644
--- a/drivers/usb/serial/visor.c
+++ b/drivers/usb/serial/visor.c
@@ -36,8 +36,7 @@
 #define DRIVER_DESC "USB HandSpring Visor / Palm OS driver"
 
 /* function prototypes for a handspring visor */
-static int  visor_open(struct tty_struct *tty, struct usb_serial_port *port,
-					struct file *filp);
+static int  visor_open(struct tty_struct *tty, struct usb_serial_port *port);
 static void visor_close(struct usb_serial_port *port);
 static int  visor_write(struct tty_struct *tty, struct usb_serial_port *port,
 					const unsigned char *buf, int count);
@@ -273,8 +272,7 @@ static int stats;
 /******************************************************************************
  * Handspring Visor specific driver functions
  ******************************************************************************/
-static int visor_open(struct tty_struct *tty, struct usb_serial_port *port,
-							struct file *filp)
+static int visor_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	struct usb_serial *serial = port->serial;
 	struct visor_private *priv = usb_get_serial_port_data(port);
@@ -515,7 +513,8 @@ static void visor_read_bulk_callback(struct urb *urb)
 			tty_kref_put(tty);
 		}
 		spin_lock(&priv->lock);
-		priv->bytes_in += available_room;
+		if (tty)
+			priv->bytes_in += available_room;
 
 	} else {
 		spin_lock(&priv->lock);
@@ -584,12 +583,11 @@ static void visor_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct visor_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->throttled = 1;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 }
 
 
@@ -597,21 +595,23 @@ static void visor_unthrottle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct visor_private *priv = usb_get_serial_port_data(port);
-	unsigned long flags;
-	int result;
+	int result, was_throttled;
 
 	dbg("%s - port %d", __func__, port->number);
-	spin_lock_irqsave(&priv->lock, flags);
+	spin_lock_irq(&priv->lock);
 	priv->throttled = 0;
+	was_throttled = priv->actually_throttled;
 	priv->actually_throttled = 0;
-	spin_unlock_irqrestore(&priv->lock, flags);
+	spin_unlock_irq(&priv->lock);
 
-	port->read_urb->dev = port->serial->dev;
-	result = usb_submit_urb(port->read_urb, GFP_ATOMIC);
-	if (result)
-		dev_err(&port->dev,
-			"%s - failed submitting read urb, error %d\n",
+	if (was_throttled) {
+		port->read_urb->dev = port->serial->dev;
+		result = usb_submit_urb(port->read_urb, GFP_KERNEL);
+		if (result)
+			dev_err(&port->dev,
+				"%s - failed submitting read urb, error %d\n",
 							__func__, result);
+	}
 }
 
 static int palm_os_3_probe(struct usb_serial *serial,
diff --git a/drivers/usb/serial/whiteheat.c b/drivers/usb/serial/whiteheat.c
index 8d126dd7a02e..1093d2eb046a 100644
--- a/drivers/usb/serial/whiteheat.c
+++ b/drivers/usb/serial/whiteheat.c
@@ -146,7 +146,7 @@ static int  whiteheat_firmware_attach(struct usb_serial *serial);
 static int  whiteheat_attach(struct usb_serial *serial);
 static void whiteheat_release(struct usb_serial *serial);
 static int  whiteheat_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+			struct usb_serial_port *port);
 static void whiteheat_close(struct usb_serial_port *port);
 static int  whiteheat_write(struct tty_struct *tty,
 			struct usb_serial_port *port,
@@ -259,7 +259,7 @@ static int firm_send_command(struct usb_serial_port *port, __u8 command,
 						__u8 *data, __u8 datasize);
 static int firm_open(struct usb_serial_port *port);
 static int firm_close(struct usb_serial_port *port);
-static int firm_setup_port(struct tty_struct *tty);
+static void firm_setup_port(struct tty_struct *tty);
 static int firm_set_rts(struct usb_serial_port *port, __u8 onoff);
 static int firm_set_dtr(struct usb_serial_port *port, __u8 onoff);
 static int firm_set_break(struct usb_serial_port *port, __u8 onoff);
@@ -659,8 +659,7 @@ static void whiteheat_release(struct usb_serial *serial)
 	return;
 }
 
-static int whiteheat_open(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp)
+static int whiteheat_open(struct tty_struct *tty, struct usb_serial_port *port)
 {
 	int		retval = 0;
 
@@ -950,13 +949,12 @@ static void whiteheat_throttle(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct whiteheat_private *info = usb_get_serial_port_data(port);
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&info->lock, flags);
+	spin_lock_irq(&info->lock);
 	info->flags |= THROTTLED;
-	spin_unlock_irqrestore(&info->lock, flags);
+	spin_unlock_irq(&info->lock);
 
 	return;
 }
@@ -967,14 +965,13 @@ static void whiteheat_unthrottle(struct tty_struct *tty)
 	struct usb_serial_port *port = tty->driver_data;
 	struct whiteheat_private *info = usb_get_serial_port_data(port);
 	int actually_throttled;
-	unsigned long flags;
 
 	dbg("%s - port %d", __func__, port->number);
 
-	spin_lock_irqsave(&info->lock, flags);
+	spin_lock_irq(&info->lock);
 	actually_throttled = info->flags & ACTUALLY_THROTTLED;
 	info->flags &= ~(THROTTLED | ACTUALLY_THROTTLED);
-	spin_unlock_irqrestore(&info->lock, flags);
+	spin_unlock_irq(&info->lock);
 
 	if (actually_throttled)
 		rx_data_softint(&info->rx_work);
@@ -1211,7 +1208,7 @@ static int firm_close(struct usb_serial_port *port)
 }
 
 
-static int firm_setup_port(struct tty_struct *tty)
+static void firm_setup_port(struct tty_struct *tty)
 {
 	struct usb_serial_port *port = tty->driver_data;
 	struct whiteheat_port_settings port_settings;
@@ -1286,7 +1283,7 @@ static int firm_setup_port(struct tty_struct *tty)
 	port_settings.lloop = 0;
 
 	/* now send the message to the device */
-	return firm_send_command(port, WHITEHEAT_SETUP_PORT,
+	firm_send_command(port, WHITEHEAT_SETUP_PORT,
 			(__u8 *)&port_settings, sizeof(port_settings));
 }
 
diff --git a/drivers/usb/storage/datafab.c b/drivers/usb/storage/datafab.c
index 2b6e565262c2..ded836b02d7b 100644
--- a/drivers/usb/storage/datafab.c
+++ b/drivers/usb/storage/datafab.c
@@ -334,7 +334,7 @@ static int datafab_determine_lun(struct us_data *us,
 	unsigned char *buf;
 	int count = 0, rc;
 
-	if (!us || !info)
+	if (!info)
 		return USB_STOR_TRANSPORT_ERROR;
 
 	memcpy(command, scommand, 8);
@@ -399,7 +399,7 @@ static int datafab_id_device(struct us_data *us,
 	unsigned char *reply;
 	int rc;
 
-	if (!us || !info)
+	if (!info)
 		return USB_STOR_TRANSPORT_ERROR;
 
 	if (info->lun == -1) {
diff --git a/drivers/usb/storage/initializers.c b/drivers/usb/storage/initializers.c
index ec17c96371af..105d900150c1 100644
--- a/drivers/usb/storage/initializers.c
+++ b/drivers/usb/storage/initializers.c
@@ -102,5 +102,5 @@ int usb_stor_huawei_e220_init(struct us_data *us)
 				      USB_TYPE_STANDARD | USB_RECIP_DEVICE,
 				      0x01, 0x0, NULL, 0x0, 1000);
 	US_DEBUGP("Huawei mode set result is %d\n", result);
-	return (result ? 0 : -ENODEV);
+	return 0;
 }
diff --git a/drivers/usb/storage/jumpshot.c b/drivers/usb/storage/jumpshot.c
index 1c69420e3acf..6168596c5ac6 100644
--- a/drivers/usb/storage/jumpshot.c
+++ b/drivers/usb/storage/jumpshot.c
@@ -335,7 +335,7 @@ static int jumpshot_id_device(struct us_data *us,
 	unsigned char *reply;
 	int 	 rc;
 
-	if (!us || !info)
+	if (!info)
 		return USB_STOR_TRANSPORT_ERROR;
 
 	command[0] = 0xE0;
diff --git a/drivers/usb/storage/onetouch.c b/drivers/usb/storage/onetouch.c
index 380233bd6a39..80e65f29921c 100644
--- a/drivers/usb/storage/onetouch.c
+++ b/drivers/usb/storage/onetouch.c
@@ -163,7 +163,7 @@ static void usb_onetouch_pm_hook(struct us_data *us, int action)
 			usb_kill_urb(onetouch->irq);
 			break;
 		case US_RESUME:
-			if (usb_submit_urb(onetouch->irq, GFP_KERNEL) != 0)
+			if (usb_submit_urb(onetouch->irq, GFP_NOIO) != 0)
 				dev_err(&onetouch->irq->dev->dev,
 					"usb_submit_urb failed\n");
 			break;
diff --git a/drivers/usb/storage/transport.c b/drivers/usb/storage/transport.c
index e20dc525d177..589f6b4404f0 100644
--- a/drivers/usb/storage/transport.c
+++ b/drivers/usb/storage/transport.c
@@ -696,7 +696,7 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us)
 		/* device supports and needs bigger sense buffer */
 		if (us->fflags & US_FL_SANE_SENSE)
 			sense_size = ~0;
-
+Retry_Sense:
 		US_DEBUGP("Issuing auto-REQUEST_SENSE\n");
 
 		scsi_eh_prep_cmnd(srb, &ses, NULL, 0, sense_size);
@@ -720,6 +720,21 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us)
 			srb->result = DID_ABORT << 16;
 			goto Handle_Errors;
 		}
+
+		/* Some devices claim to support larger sense but fail when
+		 * trying to request it. When a transport failure happens
+		 * using US_FS_SANE_SENSE, we always retry with a standard
+		 * (small) sense request. This fixes some USB GSM modems
+		 */
+		if (temp_result == USB_STOR_TRANSPORT_FAILED &&
+		    (us->fflags & US_FL_SANE_SENSE) &&
+		    sense_size != US_SENSE_SIZE) {
+			US_DEBUGP("-- auto-sense failure, retry small sense\n");
+			sense_size = US_SENSE_SIZE;
+			goto Retry_Sense;
+		}
+
+		/* Other failures */
 		if (temp_result != USB_STOR_TRANSPORT_GOOD) {
 			US_DEBUGP("-- auto-sense failure\n");
 
@@ -768,17 +783,32 @@ void usb_stor_invoke_transport(struct scsi_cmnd *srb, struct us_data *us)
 		/* set the result so the higher layers expect this data */
 		srb->result = SAM_STAT_CHECK_CONDITION;
 
-		/* If things are really okay, then let's show that.  Zero
-		 * out the sense buffer so the higher layers won't realize
-		 * we did an unsolicited auto-sense. */
-		if (result == USB_STOR_TRANSPORT_GOOD &&
-			/* Filemark 0, ignore EOM, ILI 0, no sense */
+		/* We often get empty sense data.  This could indicate that
+		 * everything worked or that there was an unspecified
+		 * problem.  We have to decide which.
+		 */
+		if (	/* Filemark 0, ignore EOM, ILI 0, no sense */
 				(srb->sense_buffer[2] & 0xaf) == 0 &&
 			/* No ASC or ASCQ */
 				srb->sense_buffer[12] == 0 &&
 				srb->sense_buffer[13] == 0) {
-			srb->result = SAM_STAT_GOOD;
-			srb->sense_buffer[0] = 0x0;
+
+			/* If things are really okay, then let's show that.
+			 * Zero out the sense buffer so the higher layers
+			 * won't realize we did an unsolicited auto-sense.
+			 */
+			if (result == USB_STOR_TRANSPORT_GOOD) {
+				srb->result = SAM_STAT_GOOD;
+				srb->sense_buffer[0] = 0x0;
+
+			/* If there was a problem, report an unspecified
+			 * hardware error to prevent the higher layers from
+			 * entering an infinite retry loop.
+			 */
+			} else {
+				srb->result = DID_ERROR << 16;
+				srb->sense_buffer[2] = HARDWARE_ERROR;
+			}
 		}
 	}
 
diff --git a/drivers/usb/storage/unusual_devs.h b/drivers/usb/storage/unusual_devs.h
index 7477d411959f..d4f034ebaa8a 100644
--- a/drivers/usb/storage/unusual_devs.h
+++ b/drivers/usb/storage/unusual_devs.h
@@ -66,13 +66,6 @@ UNUSUAL_DEV(  0x03eb, 0x2002, 0x0100, 0x0100,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_IGNORE_RESIDUE),
 
-/* modified by Tobias Lorenz <tobias.lorenz@gmx.net> */
-UNUSUAL_DEV(  0x03ee, 0x6901, 0x0000, 0x0200,
-		"Mitsumi",
-		"USB FDD",
-		US_SC_DEVICE, US_PR_DEVICE, NULL,
-		US_FL_SINGLE_LUN ),
-
 /* Reported by Rodolfo Quesada <rquesada@roqz.net> */
 UNUSUAL_DEV(  0x03ee, 0x6906, 0x0003, 0x0003,
 		"VIA Technologies Inc.",
@@ -233,13 +226,6 @@ UNUSUAL_DEV(  0x0421, 0x0495, 0x0370, 0x0370,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_MAX_SECTORS_64 ),
 
-/* Reported by Olaf Hering <olh@suse.de> from novell bug #105878 */
-UNUSUAL_DEV(  0x0424, 0x0fdc, 0x0210, 0x0210,
-		"SMSC",
-		"FDC GOLD-2.30",
-		US_SC_DEVICE, US_PR_DEVICE, NULL,
-		US_FL_SINGLE_LUN ),
-
 #ifdef NO_SDDR09
 UNUSUAL_DEV(  0x0436, 0x0005, 0x0100, 0x0100,
 		"Microtech",
@@ -664,19 +650,13 @@ UNUSUAL_DEV(  0x055d, 0x2020, 0x0000, 0x0210,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_SINGLE_LUN ),
 
-		
+/* We keep this entry to force the transport; firmware 3.00 and later is ok. */
 UNUSUAL_DEV(  0x057b, 0x0000, 0x0000, 0x0299,
 		"Y-E Data",
 		"Flashbuster-U",
 		US_SC_DEVICE,  US_PR_CB, NULL,
 		US_FL_SINGLE_LUN),
 
-UNUSUAL_DEV(  0x057b, 0x0000, 0x0300, 0x9999,
-		"Y-E Data",
-		"Flashbuster-U",
-		US_SC_DEVICE,  US_PR_DEVICE, NULL,
-		US_FL_SINGLE_LUN),
-
 /* Reported by Johann Cardon <johann.cardon@free.fr>
  * This entry is needed only because the device reports
  * bInterfaceClass = 0xff (vendor-specific)
@@ -1843,6 +1823,13 @@ UNUSUAL_DEV(  0x4102, 0x1020, 0x0100,  0x0100,
 		US_SC_DEVICE, US_PR_DEVICE, NULL,
 		US_FL_IGNORE_RESIDUE ),
 
+/* Reported by Sergey Pinaev <dfo@antex.ru> */
+UNUSUAL_DEV(  0x4102, 0x1059, 0x0000,  0x0000,
+               "iRiver",
+               "P7K",
+               US_SC_DEVICE, US_PR_DEVICE, NULL,
+               US_FL_MAX_SECTORS_64 ),
+
 /*
  * David Härdeman <david@2gen.com>
  * The key makes the SCSI stack print confusing (but harmless) messages
diff --git a/drivers/usb/usb-skeleton.c b/drivers/usb/usb-skeleton.c
index 60ba631e99c2..b62f2bc064f6 100644
--- a/drivers/usb/usb-skeleton.c
+++ b/drivers/usb/usb-skeleton.c
@@ -18,7 +18,7 @@
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/kref.h>
-#include <asm/uaccess.h>
+#include <linux/uaccess.h>
 #include <linux/usb.h>
 #include <linux/mutex.h>
 
@@ -28,7 +28,7 @@
 #define USB_SKEL_PRODUCT_ID	0xfff0
 
 /* table of devices that work with this driver */
-static struct usb_device_id skel_table [] = {
+static struct usb_device_id skel_table[] = {
 	{ USB_DEVICE(USB_SKEL_VENDOR_ID, USB_SKEL_PRODUCT_ID) },
 	{ }					/* Terminating entry */
 };
@@ -52,15 +52,21 @@ struct usb_skel {
 	struct usb_interface	*interface;		/* the interface for this device */
 	struct semaphore	limit_sem;		/* limiting the number of writes in progress */
 	struct usb_anchor	submitted;		/* in case we need to retract our submissions */
+	struct urb		*bulk_in_urb;		/* the urb to read data with */
 	unsigned char           *bulk_in_buffer;	/* the buffer to receive data */
 	size_t			bulk_in_size;		/* the size of the receive buffer */
+	size_t			bulk_in_filled;		/* number of bytes in the buffer */
+	size_t			bulk_in_copied;		/* already copied to user space */
 	__u8			bulk_in_endpointAddr;	/* the address of the bulk in endpoint */
 	__u8			bulk_out_endpointAddr;	/* the address of the bulk out endpoint */
 	int			errors;			/* the last request tanked */
 	int			open_count;		/* count the number of openers */
+	bool			ongoing_read;		/* a read is going on */
+	bool			processed_urb;		/* indicates we haven't processed the urb */
 	spinlock_t		err_lock;		/* lock for errors */
 	struct kref		kref;
 	struct mutex		io_mutex;		/* synchronize I/O with disconnect */
+	struct completion	bulk_in_completion;	/* to wait for an ongoing read */
 };
 #define to_skel_dev(d) container_of(d, struct usb_skel, kref)
 
@@ -71,6 +77,7 @@ static void skel_delete(struct kref *kref)
 {
 	struct usb_skel *dev = to_skel_dev(kref);
 
+	usb_free_urb(dev->bulk_in_urb);
 	usb_put_dev(dev->udev);
 	kfree(dev->bulk_in_buffer);
 	kfree(dev);
@@ -87,7 +94,7 @@ static int skel_open(struct inode *inode, struct file *file)
 
 	interface = usb_find_interface(&skel_driver, subminor);
 	if (!interface) {
-		err ("%s - error, can't find device for minor %d",
+		err("%s - error, can't find device for minor %d",
 		     __func__, subminor);
 		retval = -ENODEV;
 		goto exit;
@@ -174,38 +181,190 @@ static int skel_flush(struct file *file, fl_owner_t id)
 	return res;
 }
 
-static ssize_t skel_read(struct file *file, char *buffer, size_t count, loff_t *ppos)
+static void skel_read_bulk_callback(struct urb *urb)
 {
 	struct usb_skel *dev;
-	int retval;
-	int bytes_read;
+
+	dev = urb->context;
+
+	spin_lock(&dev->err_lock);
+	/* sync/async unlink faults aren't errors */
+	if (urb->status) {
+		if (!(urb->status == -ENOENT ||
+		    urb->status == -ECONNRESET ||
+		    urb->status == -ESHUTDOWN))
+			err("%s - nonzero write bulk status received: %d",
+			    __func__, urb->status);
+
+		dev->errors = urb->status;
+	} else {
+		dev->bulk_in_filled = urb->actual_length;
+	}
+	dev->ongoing_read = 0;
+	spin_unlock(&dev->err_lock);
+
+	complete(&dev->bulk_in_completion);
+}
+
+static int skel_do_read_io(struct usb_skel *dev, size_t count)
+{
+	int rv;
+
+	/* prepare a read */
+	usb_fill_bulk_urb(dev->bulk_in_urb,
+			dev->udev,
+			usb_rcvbulkpipe(dev->udev,
+				dev->bulk_in_endpointAddr),
+			dev->bulk_in_buffer,
+			min(dev->bulk_in_size, count),
+			skel_read_bulk_callback,
+			dev);
+	/* tell everybody to leave the URB alone */
+	spin_lock_irq(&dev->err_lock);
+	dev->ongoing_read = 1;
+	spin_unlock_irq(&dev->err_lock);
+
+	/* do it */
+	rv = usb_submit_urb(dev->bulk_in_urb, GFP_KERNEL);
+	if (rv < 0) {
+		err("%s - failed submitting read urb, error %d",
+			__func__, rv);
+		dev->bulk_in_filled = 0;
+		rv = (rv == -ENOMEM) ? rv : -EIO;
+		spin_lock_irq(&dev->err_lock);
+		dev->ongoing_read = 0;
+		spin_unlock_irq(&dev->err_lock);
+	}
+
+	return rv;
+}
+
+static ssize_t skel_read(struct file *file, char *buffer, size_t count,
+			 loff_t *ppos)
+{
+	struct usb_skel *dev;
+	int rv;
+	bool ongoing_io;
 
 	dev = (struct usb_skel *)file->private_data;
 
-	mutex_lock(&dev->io_mutex);
+	/* if we cannot read at all, return EOF */
+	if (!dev->bulk_in_urb || !count)
+		return 0;
+
+	/* no concurrent readers */
+	rv = mutex_lock_interruptible(&dev->io_mutex);
+	if (rv < 0)
+		return rv;
+
 	if (!dev->interface) {		/* disconnect() was called */
-		retval = -ENODEV;
+		rv = -ENODEV;
 		goto exit;
 	}
 
-	/* do a blocking bulk read to get data from the device */
-	retval = usb_bulk_msg(dev->udev,
-			      usb_rcvbulkpipe(dev->udev, dev->bulk_in_endpointAddr),
-			      dev->bulk_in_buffer,
-			      min(dev->bulk_in_size, count),
-			      &bytes_read, 10000);
-
-	/* if the read was successful, copy the data to userspace */
-	if (!retval) {
-		if (copy_to_user(buffer, dev->bulk_in_buffer, bytes_read))
-			retval = -EFAULT;
-		else
-			retval = bytes_read;
+	/* if IO is under way, we must not touch things */
+retry:
+	spin_lock_irq(&dev->err_lock);
+	ongoing_io = dev->ongoing_read;
+	spin_unlock_irq(&dev->err_lock);
+
+	if (ongoing_io) {
+		/* nonblocking IO shall not wait */
+		if (file->f_flags & O_NONBLOCK) {
+			rv = -EAGAIN;
+			goto exit;
+		}
+		/*
+		 * IO may take forever
+		 * hence wait in an interruptible state
+		 */
+		rv = wait_for_completion_interruptible(&dev->bulk_in_completion);
+		if (rv < 0)
+			goto exit;
+		/*
+		 * by waiting we also semiprocessed the urb
+		 * we must finish now
+		 */
+		dev->bulk_in_copied = 0;
+		dev->processed_urb = 1;
+	}
+
+	if (!dev->processed_urb) {
+		/*
+		 * the URB hasn't been processed
+		 * do it now
+		 */
+		wait_for_completion(&dev->bulk_in_completion);
+		dev->bulk_in_copied = 0;
+		dev->processed_urb = 1;
+	}
+
+	/* errors must be reported */
+	rv = dev->errors;
+	if (rv < 0) {
+		/* any error is reported once */
+		dev->errors = 0;
+		/* to preserve notifications about reset */
+		rv = (rv == -EPIPE) ? rv : -EIO;
+		/* no data to deliver */
+		dev->bulk_in_filled = 0;
+		/* report it */
+		goto exit;
 	}
 
+	/*
+	 * if the buffer is filled we may satisfy the read
+	 * else we need to start IO
+	 */
+
+	if (dev->bulk_in_filled) {
+		/* we had read data */
+		size_t available = dev->bulk_in_filled - dev->bulk_in_copied;
+		size_t chunk = min(available, count);
+
+		if (!available) {
+			/*
+			 * all data has been used
+			 * actual IO needs to be done
+			 */
+			rv = skel_do_read_io(dev, count);
+			if (rv < 0)
+				goto exit;
+			else
+				goto retry;
+		}
+		/*
+		 * data is available
+		 * chunk tells us how much shall be copied
+		 */
+
+		if (copy_to_user(buffer,
+				 dev->bulk_in_buffer + dev->bulk_in_copied,
+				 chunk))
+			rv = -EFAULT;
+		else
+			rv = chunk;
+
+		dev->bulk_in_copied += chunk;
+
+		/*
+		 * if we are asked for more than we have,
+		 * we start IO but don't wait
+		 */
+		if (available < count)
+			skel_do_read_io(dev, count - chunk);
+	} else {
+		/* no data in the buffer */
+		rv = skel_do_read_io(dev, count);
+		if (rv < 0)
+			goto exit;
+		else if (!file->f_flags & O_NONBLOCK)
+			goto retry;
+		rv = -EAGAIN;
+	}
 exit:
 	mutex_unlock(&dev->io_mutex);
-	return retval;
+	return rv;
 }
 
 static void skel_write_bulk_callback(struct urb *urb)
@@ -216,7 +375,7 @@ static void skel_write_bulk_callback(struct urb *urb)
 
 	/* sync/async unlink faults aren't errors */
 	if (urb->status) {
-		if(!(urb->status == -ENOENT ||
+		if (!(urb->status == -ENOENT ||
 		    urb->status == -ECONNRESET ||
 		    urb->status == -ESHUTDOWN))
 			err("%s - nonzero write bulk status received: %d",
@@ -233,7 +392,8 @@ static void skel_write_bulk_callback(struct urb *urb)
 	up(&dev->limit_sem);
 }
 
-static ssize_t skel_write(struct file *file, const char *user_buffer, size_t count, loff_t *ppos)
+static ssize_t skel_write(struct file *file, const char *user_buffer,
+			  size_t count, loff_t *ppos)
 {
 	struct usb_skel *dev;
 	int retval = 0;
@@ -247,14 +407,25 @@ static ssize_t skel_write(struct file *file, const char *user_buffer, size_t cou
 	if (count == 0)
 		goto exit;
 
-	/* limit the number of URBs in flight to stop a user from using up all RAM */
-	if (down_interruptible(&dev->limit_sem)) {
-		retval = -ERESTARTSYS;
-		goto exit;
+	/*
+	 * limit the number of URBs in flight to stop a user from using up all
+	 * RAM
+	 */
+	if (!file->f_flags & O_NONBLOCK) {
+		if (down_interruptible(&dev->limit_sem)) {
+			retval = -ERESTARTSYS;
+			goto exit;
+		}
+	} else {
+		if (down_trylock(&dev->limit_sem)) {
+			retval = -EAGAIN;
+			goto exit;
+		}
 	}
 
 	spin_lock_irq(&dev->err_lock);
-	if ((retval = dev->errors) < 0) {
+	retval = dev->errors;
+	if (retval < 0) {
 		/* any error is reported once */
 		dev->errors = 0;
 		/* to preserve notifications about reset */
@@ -271,7 +442,8 @@ static ssize_t skel_write(struct file *file, const char *user_buffer, size_t cou
 		goto error;
 	}
 
-	buf = usb_buffer_alloc(dev->udev, writesize, GFP_KERNEL, &urb->transfer_dma);
+	buf = usb_buffer_alloc(dev->udev, writesize, GFP_KERNEL,
+			       &urb->transfer_dma);
 	if (!buf) {
 		retval = -ENOMEM;
 		goto error;
@@ -301,11 +473,15 @@ static ssize_t skel_write(struct file *file, const char *user_buffer, size_t cou
 	retval = usb_submit_urb(urb, GFP_KERNEL);
 	mutex_unlock(&dev->io_mutex);
 	if (retval) {
-		err("%s - failed submitting write urb, error %d", __func__, retval);
+		err("%s - failed submitting write urb, error %d", __func__,
+		    retval);
 		goto error_unanchor;
 	}
 
-	/* release our reference to this urb, the USB core will eventually free it entirely */
+	/*
+	 * release our reference to this urb, the USB core will eventually free
+	 * it entirely
+	 */
 	usb_free_urb(urb);
 
 
@@ -343,7 +519,8 @@ static struct usb_class_driver skel_class = {
 	.minor_base =	USB_SKEL_MINOR_BASE,
 };
 
-static int skel_probe(struct usb_interface *interface, const struct usb_device_id *id)
+static int skel_probe(struct usb_interface *interface,
+		      const struct usb_device_id *id)
 {
 	struct usb_skel *dev;
 	struct usb_host_interface *iface_desc;
@@ -363,6 +540,7 @@ static int skel_probe(struct usb_interface *interface, const struct usb_device_i
 	mutex_init(&dev->io_mutex);
 	spin_lock_init(&dev->err_lock);
 	init_usb_anchor(&dev->submitted);
+	init_completion(&dev->bulk_in_completion);
 
 	dev->udev = usb_get_dev(interface_to_usbdev(interface));
 	dev->interface = interface;
@@ -384,6 +562,11 @@ static int skel_probe(struct usb_interface *interface, const struct usb_device_i
 				err("Could not allocate bulk_in_buffer");
 				goto error;
 			}
+			dev->bulk_in_urb = usb_alloc_urb(0, GFP_KERNEL);
+			if (!dev->bulk_in_urb) {
+				err("Could not allocate bulk_in_urb");
+				goto error;
+			}
 		}
 
 		if (!dev->bulk_out_endpointAddr &&
@@ -453,6 +636,7 @@ static void skel_draw_down(struct usb_skel *dev)
 	time = usb_wait_anchor_empty_timeout(&dev->submitted, 1000);
 	if (!time)
 		usb_kill_anchored_urbs(&dev->submitted);
+	usb_kill_urb(dev->bulk_in_urb);
 }
 
 static int skel_suspend(struct usb_interface *intf, pm_message_t message)
@@ -465,7 +649,7 @@ static int skel_suspend(struct usb_interface *intf, pm_message_t message)
 	return 0;
 }
 
-static int skel_resume (struct usb_interface *intf)
+static int skel_resume(struct usb_interface *intf)
 {
 	return 0;
 }
diff --git a/drivers/usb/wusbcore/security.c b/drivers/usb/wusbcore/security.c
index b2f149fedcc5..4516c36436e6 100644
--- a/drivers/usb/wusbcore/security.c
+++ b/drivers/usb/wusbcore/security.c
@@ -200,35 +200,40 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc,
 {
 	int result, bytes, secd_size;
 	struct device *dev = &usb_dev->dev;
-	struct usb_security_descriptor secd;
+	struct usb_security_descriptor *secd;
 	const struct usb_encryption_descriptor *etd, *ccm1_etd = NULL;
-	void *secd_buf;
 	const void *itr, *top;
 	char buf[64];
 
+	secd = kmalloc(sizeof(struct usb_security_descriptor), GFP_KERNEL);
+	if (secd == NULL) {
+		result = -ENOMEM;
+		goto out;
+	}
+
 	result = usb_get_descriptor(usb_dev, USB_DT_SECURITY,
-				    0, &secd, sizeof(secd));
+				    0, secd, sizeof(struct usb_security_descriptor));
 	if (result < sizeof(secd)) {
 		dev_err(dev, "Can't read security descriptor or "
 			"not enough data: %d\n", result);
-		goto error_secd;
+		goto out;
 	}
-	secd_size = le16_to_cpu(secd.wTotalLength);
-	secd_buf = kmalloc(secd_size, GFP_KERNEL);
-	if (secd_buf == NULL) {
+	secd_size = le16_to_cpu(secd->wTotalLength);
+	secd = krealloc(secd, secd_size, GFP_KERNEL);
+	if (secd == NULL) {
 		dev_err(dev, "Can't allocate space for security descriptors\n");
-		goto error_secd_alloc;
+		goto out;
 	}
 	result = usb_get_descriptor(usb_dev, USB_DT_SECURITY,
-				    0, secd_buf, secd_size);
+				    0, secd, secd_size);
 	if (result < secd_size) {
 		dev_err(dev, "Can't read security descriptor or "
 			"not enough data: %d\n", result);
-		goto error_secd_all;
+		goto out;
 	}
 	bytes = 0;
-	itr = secd_buf + sizeof(secd);
-	top = secd_buf + result;
+	itr = &secd[1];
+	top = (void *)secd + result;
 	while (itr < top) {
 		etd = itr;
 		if (top - itr < sizeof(*etd)) {
@@ -259,24 +264,16 @@ int wusb_dev_sec_add(struct wusbhc *wusbhc,
 		dev_err(dev, "WUSB device doesn't support CCM1 encryption, "
 			"can't use!\n");
 		result = -EINVAL;
-		goto error_no_ccm1;
+		goto out;
 	}
 	wusb_dev->ccm1_etd = *ccm1_etd;
 	dev_dbg(dev, "supported encryption: %s; using %s (0x%02x/%02x)\n",
 		buf, wusb_et_name(ccm1_etd->bEncryptionType),
 		ccm1_etd->bEncryptionValue, ccm1_etd->bAuthKeyIndex);
 	result = 0;
-	kfree(secd_buf);
 out:
+	kfree(secd);
 	return result;
-
-
-error_no_ccm1:
-error_secd_all:
-	kfree(secd_buf);
-error_secd_alloc:
-error_secd:
-	goto out;
 }
 
 void wusb_dev_sec_rm(struct wusb_dev *wusb_dev)
diff --git a/drivers/usb/wusbcore/wa-hc.h b/drivers/usb/wusbcore/wa-hc.h
index 586d350cdb4d..d6bea3e0b54a 100644
--- a/drivers/usb/wusbcore/wa-hc.h
+++ b/drivers/usb/wusbcore/wa-hc.h
@@ -47,7 +47,7 @@
  *             to an endpoint on a WUSB device that is connected to a
  *             HWA RC.
  *
- *  xfer       Transfer managment -- this is all the code that gets a
+ *  xfer       Transfer management -- this is all the code that gets a
  *             buffer and pushes it to a device (or viceversa). *
  *
  * Some day a lot of this code will be shared between this driver and
diff --git a/drivers/uwb/i1480/i1480u-wlp/netdev.c b/drivers/uwb/i1480/i1480u-wlp/netdev.c
index 73055530e60f..b236e6969942 100644
--- a/drivers/uwb/i1480/i1480u-wlp/netdev.c
+++ b/drivers/uwb/i1480/i1480u-wlp/netdev.c
@@ -214,7 +214,7 @@ int i1480u_open(struct net_device *net_dev)
 
 	netif_wake_queue(net_dev);
 #ifdef i1480u_FLOW_CONTROL
-	result = usb_submit_urb(i1480u->notif_urb, GFP_KERNEL);;
+	result = usb_submit_urb(i1480u->notif_urb, GFP_KERNEL);
 	if (result < 0) {
 		dev_err(dev, "Can't submit notification URB: %d\n", result);
 		goto error_notif_urb_submit;
diff --git a/drivers/uwb/uwb-debug.c b/drivers/uwb/uwb-debug.c
index 4a42993700c1..2eecec0c13c9 100644
--- a/drivers/uwb/uwb-debug.c
+++ b/drivers/uwb/uwb-debug.c
@@ -205,7 +205,7 @@ static ssize_t command_write(struct file *file, const char __user *buf,
 	return ret < 0 ? ret : len;
 }
 
-static struct file_operations command_fops = {
+static const struct file_operations command_fops = {
 	.open   = command_open,
 	.write  = command_write,
 	.read   = NULL,
@@ -255,7 +255,7 @@ static int reservations_open(struct inode *inode, struct file *file)
 	return single_open(file, reservations_print, inode->i_private);
 }
 
-static struct file_operations reservations_fops = {
+static const struct file_operations reservations_fops = {
 	.open    = reservations_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
@@ -283,7 +283,7 @@ static int drp_avail_open(struct inode *inode, struct file *file)
 	return single_open(file, drp_avail_print, inode->i_private);
 }
 
-static struct file_operations drp_avail_fops = {
+static const struct file_operations drp_avail_fops = {
 	.open    = drp_avail_open,
 	.read    = seq_read,
 	.llseek  = seq_lseek,
diff --git a/drivers/uwb/whc-rc.c b/drivers/uwb/whc-rc.c
index 1d9a6f54658e..01950c62dc8d 100644
--- a/drivers/uwb/whc-rc.c
+++ b/drivers/uwb/whc-rc.c
@@ -42,6 +42,7 @@
 #include <linux/init.h>
 #include <linux/module.h>
 #include <linux/pci.h>
+#include <linux/sched.h>
 #include <linux/dma-mapping.h>
 #include <linux/interrupt.h>
 #include <linux/workqueue.h>
diff --git a/drivers/video/Kconfig b/drivers/video/Kconfig
index 11af4cb8924e..188e1ba3b69f 100644
--- a/drivers/video/Kconfig
+++ b/drivers/video/Kconfig
@@ -1275,26 +1275,6 @@ config FB_MATROX_MAVEN
 	  painting procedures (the secondary head does not use acceleration
 	  engine).
 
-config FB_MATROX_MULTIHEAD
-	bool "Multihead support"
-	depends on FB_MATROX
-	---help---
-	  Say Y here if you have more than one (supported) Matrox device in
-	  your computer and you want to use all of them for different monitors
-	  ("multihead"). If you have only one device, you should say N because
-	  the driver compiled with Y is larger and a bit slower, especially on
-	  ia32 (ix86).
-
-	  If you said M to "Matrox unified accelerated driver" and N here, you
-	  will still be able to use several Matrox devices simultaneously:
-	  insert several instances of the module matroxfb into the kernel
-	  with insmod, supplying the parameter "dev=N" where N is 0, 1, etc.
-	  for the different Matrox devices. This method is slightly faster but
-	  uses 40 KB of kernel memory per Matrox card.
-
-	  There is no need for enabling 'Matrox multihead support' if you have
-	  only one Matrox card in the box.
-
 config FB_RADEON
 	tristate "ATI Radeon display support"
 	depends on FB && PCI
@@ -2041,6 +2021,17 @@ config FB_SH7760
 	  and 8, 15 or 16 bpp color; 90 degrees clockwise display rotation for
 	  panels <= 320 pixel horizontal resolution.
 
+config FB_DA8XX
+	tristate "DA8xx/OMAP-L1xx Framebuffer support"
+	depends on FB && ARCH_DAVINCI_DA8XX
+	select FB_CFB_FILLRECT
+	select FB_CFB_COPYAREA
+	select FB_CFB_IMAGEBLIT
+	---help---
+	  This is the frame buffer device driver for the TI LCD controller
+	  found on DA8xx/OMAP-L1xx SoCs.
+	  If unsure, say N.
+
 config FB_VIRTUAL
 	tristate "Virtual Frame Buffer support (ONLY FOR TESTING!)"
 	depends on FB
@@ -2117,13 +2108,32 @@ config FB_MB862XX_LIME
 	---help---
 	  Framebuffer support for Fujitsu Lime GDC on host CPU bus.
 
+config FB_EP93XX
+	tristate "EP93XX frame buffer support"
+	depends on FB && ARCH_EP93XX
+	select FB_CFB_FILLRECT
+	select FB_CFB_COPYAREA
+	select FB_CFB_IMAGEBLIT
+	---help---
+	  Framebuffer driver for the Cirrus Logic EP93XX series of processors.
+	  This driver is also available as a module. The module will be called
+	  ep93xx-fb.
+
 config FB_PRE_INIT_FB
 	bool "Don't reinitialize, use bootloader's GDC/Display configuration"
-	depends on FB_MB862XX_LIME
+	depends on FB && FB_MB862XX_LIME
 	---help---
 	  Select this option if display contents should be inherited as set by
 	  the bootloader.
 
+config FB_MSM
+	tristate
+	depends on FB && ARCH_MSM
+	select FB_CFB_FILLRECT
+	select FB_CFB_COPYAREA
+	select FB_CFB_IMAGEBLIT
+	default y
+
 config FB_MX3
 	tristate "MX3 Framebuffer support"
 	depends on FB && MX3_IPU
diff --git a/drivers/video/Makefile b/drivers/video/Makefile
index 01a819f47371..80232e124889 100644
--- a/drivers/video/Makefile
+++ b/drivers/video/Makefile
@@ -85,6 +85,7 @@ obj-$(CONFIG_FB_Q40)              += q40fb.o
 obj-$(CONFIG_FB_TGA)              += tgafb.o
 obj-$(CONFIG_FB_HP300)            += hpfb.o
 obj-$(CONFIG_FB_G364)             += g364fb.o
+obj-$(CONFIG_FB_EP93XX)		  += ep93xx-fb.o
 obj-$(CONFIG_FB_SA1100)           += sa1100fb.o
 obj-$(CONFIG_FB_HIT)              += hitfb.o
 obj-$(CONFIG_FB_EPSON1355)	  += epson1355fb.o
@@ -126,6 +127,7 @@ obj-$(CONFIG_FB_OMAP)             += omap/
 obj-$(CONFIG_XEN_FBDEV_FRONTEND)  += xen-fbfront.o
 obj-$(CONFIG_FB_CARMINE)          += carminefb.o
 obj-$(CONFIG_FB_MB862XX)	  += mb862xx/
+obj-$(CONFIG_FB_MSM)              += msm/
 
 # Platform or fallback drivers go here
 obj-$(CONFIG_FB_UVESA)            += uvesafb.o
@@ -136,6 +138,7 @@ obj-$(CONFIG_FB_OF)               += offb.o
 obj-$(CONFIG_FB_BF54X_LQ043)	  += bf54x-lq043fb.o
 obj-$(CONFIG_FB_BFIN_T350MCQB)	  += bfin-t350mcqb-fb.o
 obj-$(CONFIG_FB_MX3)		  += mx3fb.o
+obj-$(CONFIG_FB_DA8XX)		  += da8xx-fb.o
 
 # the test framebuffer is last
 obj-$(CONFIG_FB_VIRTUAL)          += vfb.o
diff --git a/drivers/video/atafb.c b/drivers/video/atafb.c
index 8cd279be74e5..37624f74e88b 100644
--- a/drivers/video/atafb.c
+++ b/drivers/video/atafb.c
@@ -329,12 +329,6 @@ extern unsigned char fontdata_8x16[];
  *
  *	* perform fb specific mmap *
  *	int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
- *
- *	* save current hardware state *
- *	void (*fb_save_state)(struct fb_info *info);
- *
- *	* restore saved state *
- *	void (*fb_restore_state)(struct fb_info *info);
  * } ;
  */
 
diff --git a/drivers/video/atmel_lcdfb.c b/drivers/video/atmel_lcdfb.c
index 2830ffd72976..d5e801076d33 100644
--- a/drivers/video/atmel_lcdfb.c
+++ b/drivers/video/atmel_lcdfb.c
@@ -484,6 +484,7 @@ static int atmel_lcdfb_set_par(struct fb_info *info)
 	unsigned long value;
 	unsigned long clk_value_khz;
 	unsigned long bits_per_line;
+	unsigned long pix_factor = 2;
 
 	might_sleep();
 
@@ -516,20 +517,24 @@ static int atmel_lcdfb_set_par(struct fb_info *info)
 	/* Now, the LCDC core... */
 
 	/* Set pixel clock */
+	if (cpu_is_at91sam9g45() && !cpu_is_at91sam9g45es())
+		pix_factor = 1;
+
 	clk_value_khz = clk_get_rate(sinfo->lcdc_clk) / 1000;
 
 	value = DIV_ROUND_UP(clk_value_khz, PICOS2KHZ(info->var.pixclock));
 
-	if (value < 2) {
+	if (value < pix_factor) {
 		dev_notice(info->device, "Bypassing pixel clock divider\n");
 		lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1, ATMEL_LCDC_BYPASS);
 	} else {
-		value = (value / 2) - 1;
+		value = (value / pix_factor) - 1;
 		dev_dbg(info->device, "  * programming CLKVAL = 0x%08lx\n",
 				value);
 		lcdc_writel(sinfo, ATMEL_LCDC_LCDCON1,
 				value << ATMEL_LCDC_CLKVAL_OFFSET);
-		info->var.pixclock = KHZ2PICOS(clk_value_khz / (2 * (value + 1)));
+		info->var.pixclock =
+			KHZ2PICOS(clk_value_khz / (pix_factor * (value + 1)));
 		dev_dbg(info->device, "  updated pixclk:     %lu KHz\n",
 					PICOS2KHZ(info->var.pixclock));
 	}
diff --git a/drivers/video/aty/atyfb_base.c b/drivers/video/aty/atyfb_base.c
index 63d3739d43a8..913b4a47ae52 100644
--- a/drivers/video/aty/atyfb_base.c
+++ b/drivers/video/aty/atyfb_base.c
@@ -132,7 +132,7 @@
 #endif
 
 #define PRINTKI(fmt, args...)	printk(KERN_INFO "atyfb: " fmt, ## args)
-#define PRINTKE(fmt, args...)	 printk(KERN_ERR "atyfb: " fmt, ## args)
+#define PRINTKE(fmt, args...)	printk(KERN_ERR "atyfb: " fmt, ## args)
 
 #if defined(CONFIG_PM) || defined(CONFIG_PMAC_BACKLIGHT) || \
 defined (CONFIG_FB_ATY_GENERIC_LCD) || defined(CONFIG_FB_ATY_BACKLIGHT)
@@ -188,24 +188,23 @@ u32 aty_ld_lcd(int index, const struct atyfb_par *par)
  */
 static void ATIReduceRatio(int *Numerator, int *Denominator)
 {
-    int Multiplier, Divider, Remainder;
+	int Multiplier, Divider, Remainder;
 
-    Multiplier = *Numerator;
-    Divider = *Denominator;
+	Multiplier = *Numerator;
+	Divider = *Denominator;
 
-    while ((Remainder = Multiplier % Divider))
-    {
-        Multiplier = Divider;
-        Divider = Remainder;
-    }
+	while ((Remainder = Multiplier % Divider)) {
+		Multiplier = Divider;
+		Divider = Remainder;
+	}
 
-    *Numerator /= Divider;
-    *Denominator /= Divider;
+	*Numerator /= Divider;
+	*Denominator /= Divider;
 }
 #endif
-    /*
-     *  The Hardware parameters for each card
-     */
+/*
+ * The Hardware parameters for each card
+ */
 
 struct pci_mmap_map {
 	unsigned long voff;
@@ -223,17 +222,19 @@ static struct fb_fix_screeninfo atyfb_fix __devinitdata = {
 	.ypanstep	= 1,
 };
 
-    /*
-     *  Frame buffer device API
-     */
+/*
+ * Frame buffer device API
+ */
 
 static int atyfb_open(struct fb_info *info, int user);
 static int atyfb_release(struct fb_info *info, int user);
-static int atyfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info);
+static int atyfb_check_var(struct fb_var_screeninfo *var,
+			   struct fb_info *info);
 static int atyfb_set_par(struct fb_info *info);
 static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
-	u_int transp, struct fb_info *info);
-static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info);
+			   u_int transp, struct fb_info *info);
+static int atyfb_pan_display(struct fb_var_screeninfo *var,
+			     struct fb_info *info);
 static int atyfb_blank(int blank, struct fb_info *info);
 static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg);
 #ifdef __sparc__
@@ -241,9 +242,9 @@ static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma);
 #endif
 static int atyfb_sync(struct fb_info *info);
 
-    /*
-     *  Internal routines
-     */
+/*
+ * Internal routines
+ */
 
 static int aty_init(struct fb_info *info);
 
@@ -254,8 +255,11 @@ static int store_video_par(char *videopar, unsigned char m64_num);
 static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc);
 
 static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc);
-static int aty_var_to_crtc(const struct fb_info *info, const struct fb_var_screeninfo *var, struct crtc *crtc);
-static int aty_crtc_to_var(const struct crtc *crtc, struct fb_var_screeninfo *var);
+static int aty_var_to_crtc(const struct fb_info *info,
+			   const struct fb_var_screeninfo *var,
+			   struct crtc *crtc);
+static int aty_crtc_to_var(const struct crtc *crtc,
+			   struct fb_var_screeninfo *var);
 static void set_off_pitch(struct atyfb_par *par, const struct fb_info *info);
 #ifdef CONFIG_PPC
 static int read_aty_sense(const struct atyfb_par *par);
@@ -264,9 +268,9 @@ static int read_aty_sense(const struct atyfb_par *par);
 static DEFINE_MUTEX(reboot_lock);
 static struct fb_info *reboot_info;
 
-    /*
-     *  Interface used by the world
-     */
+/*
+ * Interface used by the world
+ */
 
 static struct fb_var_screeninfo default_var = {
 	/* 640x480, 60 Hz, Non-Interlaced (25.175 MHz dotclock) */
@@ -452,14 +456,14 @@ static int __devinit correct_chipset(struct atyfb_par *par)
 	type = chip_id & CFG_CHIP_TYPE;
 	rev = (chip_id & CFG_CHIP_REV) >> 24;
 
-	switch(par->pci_id) {
+	switch (par->pci_id) {
 #ifdef CONFIG_FB_ATY_GX
 	case PCI_CHIP_MACH64GX:
-		if(type != 0x00d7)
+		if (type != 0x00d7)
 			return -ENODEV;
 		break;
 	case PCI_CHIP_MACH64CX:
-		if(type != 0x0057)
+		if (type != 0x0057)
 			return -ENODEV;
 		break;
 #endif
@@ -564,7 +568,8 @@ static char *aty_xl_ram[8] __devinitdata = {
 };
 #endif /* CONFIG_FB_ATY_CT */
 
-static u32 atyfb_get_pixclock(struct fb_var_screeninfo *var, struct atyfb_par *par)
+static u32 atyfb_get_pixclock(struct fb_var_screeninfo *var,
+			      struct atyfb_par *par)
 {
 	u32 pixclock = var->pixclock;
 #ifdef CONFIG_FB_ATY_GENERIC_LCD
@@ -572,7 +577,7 @@ static u32 atyfb_get_pixclock(struct fb_var_screeninfo *var, struct atyfb_par *p
 	par->pll.ct.xres = 0;
 	if (par->lcd_table != 0) {
 		lcd_on_off = aty_ld_lcd(LCD_GEN_CNTL, par);
-		if(lcd_on_off & LCD_ON) {
+		if (lcd_on_off & LCD_ON) {
 			par->pll.ct.xres = var->xres;
 			pixclock = par->lcd_pixclock;
 		}
@@ -584,7 +589,7 @@ static u32 atyfb_get_pixclock(struct fb_var_screeninfo *var, struct atyfb_par *p
 #if defined(CONFIG_PPC)
 
 /*
- *  Apple monitor sense
+ * Apple monitor sense
  */
 
 static int __devinit read_aty_sense(const struct atyfb_par *par)
@@ -625,16 +630,16 @@ static int __devinit read_aty_sense(const struct atyfb_par *par)
 /* ------------------------------------------------------------------------- */
 
 /*
- *  CRTC programming
+ * CRTC programming
  */
 
 static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc)
 {
 #ifdef CONFIG_FB_ATY_GENERIC_LCD
 	if (par->lcd_table != 0) {
-		if(!M64_HAS(LT_LCD_REGS)) {
-		    crtc->lcd_index = aty_ld_le32(LCD_INDEX, par);
-		    aty_st_le32(LCD_INDEX, crtc->lcd_index, par);
+		if (!M64_HAS(LT_LCD_REGS)) {
+			crtc->lcd_index = aty_ld_le32(LCD_INDEX, par);
+			aty_st_le32(LCD_INDEX, crtc->lcd_index, par);
 		}
 		crtc->lcd_config_panel = aty_ld_lcd(CNFG_PANEL, par);
 		crtc->lcd_gen_cntl = aty_ld_lcd(LCD_GEN_CNTL, par);
@@ -642,7 +647,7 @@ static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc)
 
 		/* switch to non shadow registers */
 		aty_st_lcd(LCD_GEN_CNTL, crtc->lcd_gen_cntl &
-                    ~(CRTC_RW_SELECT | SHADOW_EN | SHADOW_RW_EN), par);
+			   ~(CRTC_RW_SELECT | SHADOW_EN | SHADOW_RW_EN), par);
 
 		/* save stretching */
 		crtc->horz_stretching = aty_ld_lcd(HORZ_STRETCHING, par);
@@ -663,7 +668,7 @@ static void aty_get_crtc(const struct atyfb_par *par, struct crtc *crtc)
 	if (par->lcd_table != 0) {
 		/* switch to shadow registers */
 		aty_st_lcd(LCD_GEN_CNTL, (crtc->lcd_gen_cntl & ~CRTC_RW_SELECT) |
-			SHADOW_EN | SHADOW_RW_EN, par);
+			   SHADOW_EN | SHADOW_RW_EN, par);
 
 		crtc->shadow_h_tot_disp = aty_ld_le32(CRTC_H_TOTAL_DISP, par);
 		crtc->shadow_h_sync_strt_wid = aty_ld_le32(CRTC_H_SYNC_STRT_WID, par);
@@ -680,21 +685,20 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
 #ifdef CONFIG_FB_ATY_GENERIC_LCD
 	if (par->lcd_table != 0) {
 		/* stop CRTC */
-		aty_st_le32(CRTC_GEN_CNTL, crtc->gen_cntl & ~(CRTC_EXT_DISP_EN | CRTC_EN), par);
+		aty_st_le32(CRTC_GEN_CNTL, crtc->gen_cntl &
+			    ~(CRTC_EXT_DISP_EN | CRTC_EN), par);
 
 		/* update non-shadow registers first */
 		aty_st_lcd(CNFG_PANEL, crtc->lcd_config_panel, par);
 		aty_st_lcd(LCD_GEN_CNTL, crtc->lcd_gen_cntl &
-			~(CRTC_RW_SELECT | SHADOW_EN | SHADOW_RW_EN), par);
+			   ~(CRTC_RW_SELECT | SHADOW_EN | SHADOW_RW_EN), par);
 
 		/* temporarily disable stretching */
-		aty_st_lcd(HORZ_STRETCHING,
-			crtc->horz_stretching &
-			~(HORZ_STRETCH_MODE | HORZ_STRETCH_EN), par);
-		aty_st_lcd(VERT_STRETCHING,
-			crtc->vert_stretching &
-			~(VERT_STRETCH_RATIO1 | VERT_STRETCH_RATIO2 |
-			VERT_STRETCH_USE0 | VERT_STRETCH_EN), par);
+		aty_st_lcd(HORZ_STRETCHING, crtc->horz_stretching &
+			   ~(HORZ_STRETCH_MODE | HORZ_STRETCH_EN), par);
+		aty_st_lcd(VERT_STRETCHING, crtc->vert_stretching &
+			   ~(VERT_STRETCH_RATIO1 | VERT_STRETCH_RATIO2 |
+			     VERT_STRETCH_USE0 | VERT_STRETCH_EN), par);
 	}
 #endif
 	/* turn off CRT */
@@ -702,17 +706,19 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
 
 	DPRINTK("setting up CRTC\n");
 	DPRINTK("set primary CRT to %ix%i %c%c composite %c\n",
-	    ((((crtc->h_tot_disp>>16) & 0xff) + 1)<<3), (((crtc->v_tot_disp>>16) & 0x7ff) + 1),
-	    (crtc->h_sync_strt_wid & 0x200000)?'N':'P', (crtc->v_sync_strt_wid & 0x200000)?'N':'P',
-	    (crtc->gen_cntl & CRTC_CSYNC_EN)?'P':'N');
-
-	DPRINTK("CRTC_H_TOTAL_DISP: %x\n",crtc->h_tot_disp);
-	DPRINTK("CRTC_H_SYNC_STRT_WID: %x\n",crtc->h_sync_strt_wid);
-	DPRINTK("CRTC_V_TOTAL_DISP: %x\n",crtc->v_tot_disp);
-	DPRINTK("CRTC_V_SYNC_STRT_WID: %x\n",crtc->v_sync_strt_wid);
+		((((crtc->h_tot_disp >> 16) & 0xff) + 1) << 3),
+		(((crtc->v_tot_disp >> 16) & 0x7ff) + 1),
+		(crtc->h_sync_strt_wid & 0x200000) ? 'N' : 'P',
+		(crtc->v_sync_strt_wid & 0x200000) ? 'N' : 'P',
+		(crtc->gen_cntl & CRTC_CSYNC_EN) ? 'P' : 'N');
+
+	DPRINTK("CRTC_H_TOTAL_DISP: %x\n", crtc->h_tot_disp);
+	DPRINTK("CRTC_H_SYNC_STRT_WID: %x\n", crtc->h_sync_strt_wid);
+	DPRINTK("CRTC_V_TOTAL_DISP: %x\n", crtc->v_tot_disp);
+	DPRINTK("CRTC_V_SYNC_STRT_WID: %x\n", crtc->v_sync_strt_wid);
 	DPRINTK("CRTC_OFF_PITCH: %x\n", crtc->off_pitch);
 	DPRINTK("CRTC_VLINE_CRNT_VLINE: %x\n", crtc->vline_crnt_vline);
-	DPRINTK("CRTC_GEN_CNTL: %x\n",crtc->gen_cntl);
+	DPRINTK("CRTC_GEN_CNTL: %x\n", crtc->gen_cntl);
 
 	aty_st_le32(CRTC_H_TOTAL_DISP, crtc->h_tot_disp, par);
 	aty_st_le32(CRTC_H_SYNC_STRT_WID, crtc->h_sync_strt_wid, par);
@@ -732,16 +738,22 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
 	if (par->lcd_table != 0) {
 		/* switch to shadow registers */
 		aty_st_lcd(LCD_GEN_CNTL, (crtc->lcd_gen_cntl & ~CRTC_RW_SELECT) |
-			(SHADOW_EN | SHADOW_RW_EN), par);
+			   SHADOW_EN | SHADOW_RW_EN, par);
 
 		DPRINTK("set shadow CRT to %ix%i %c%c\n",
-		    ((((crtc->shadow_h_tot_disp>>16) & 0xff) + 1)<<3), (((crtc->shadow_v_tot_disp>>16) & 0x7ff) + 1),
-		    (crtc->shadow_h_sync_strt_wid & 0x200000)?'N':'P', (crtc->shadow_v_sync_strt_wid & 0x200000)?'N':'P');
-
-		DPRINTK("SHADOW CRTC_H_TOTAL_DISP: %x\n", crtc->shadow_h_tot_disp);
-		DPRINTK("SHADOW CRTC_H_SYNC_STRT_WID: %x\n", crtc->shadow_h_sync_strt_wid);
-		DPRINTK("SHADOW CRTC_V_TOTAL_DISP: %x\n", crtc->shadow_v_tot_disp);
-		DPRINTK("SHADOW CRTC_V_SYNC_STRT_WID: %x\n", crtc->shadow_v_sync_strt_wid);
+			((((crtc->shadow_h_tot_disp >> 16) & 0xff) + 1) << 3),
+			(((crtc->shadow_v_tot_disp >> 16) & 0x7ff) + 1),
+			(crtc->shadow_h_sync_strt_wid & 0x200000) ? 'N' : 'P',
+			(crtc->shadow_v_sync_strt_wid & 0x200000) ? 'N' : 'P');
+
+		DPRINTK("SHADOW CRTC_H_TOTAL_DISP: %x\n",
+			crtc->shadow_h_tot_disp);
+		DPRINTK("SHADOW CRTC_H_SYNC_STRT_WID: %x\n",
+			crtc->shadow_h_sync_strt_wid);
+		DPRINTK("SHADOW CRTC_V_TOTAL_DISP: %x\n",
+			crtc->shadow_v_tot_disp);
+		DPRINTK("SHADOW CRTC_V_SYNC_STRT_WID: %x\n",
+			crtc->shadow_v_sync_strt_wid);
 
 		aty_st_le32(CRTC_H_TOTAL_DISP, crtc->shadow_h_tot_disp, par);
 		aty_st_le32(CRTC_H_SYNC_STRT_WID, crtc->shadow_h_sync_strt_wid, par);
@@ -752,16 +764,16 @@ static void aty_set_crtc(const struct atyfb_par *par, const struct crtc *crtc)
 		DPRINTK("LCD_GEN_CNTL: %x\n", crtc->lcd_gen_cntl);
 		DPRINTK("HORZ_STRETCHING: %x\n", crtc->horz_stretching);
 		DPRINTK("VERT_STRETCHING: %x\n", crtc->vert_stretching);
-		if(!M64_HAS(LT_LCD_REGS))
-		    DPRINTK("EXT_VERT_STRETCH: %x\n", crtc->ext_vert_stretch);
+		if (!M64_HAS(LT_LCD_REGS))
+			DPRINTK("EXT_VERT_STRETCH: %x\n", crtc->ext_vert_stretch);
 
 		aty_st_lcd(LCD_GEN_CNTL, crtc->lcd_gen_cntl, par);
 		aty_st_lcd(HORZ_STRETCHING, crtc->horz_stretching, par);
 		aty_st_lcd(VERT_STRETCHING, crtc->vert_stretching, par);
-		if(!M64_HAS(LT_LCD_REGS)) {
-		    aty_st_lcd(EXT_VERT_STRETCH, crtc->ext_vert_stretch, par);
-		    aty_ld_le32(LCD_INDEX, par);
-		    aty_st_le32(LCD_INDEX, crtc->lcd_index, par);
+		if (!M64_HAS(LT_LCD_REGS)) {
+			aty_st_lcd(EXT_VERT_STRETCH, crtc->ext_vert_stretch, par);
+			aty_ld_le32(LCD_INDEX, par);
+			aty_st_le32(LCD_INDEX, crtc->lcd_index, par);
 		}
 	}
 #endif /* CONFIG_FB_ATY_GENERIC_LCD */
@@ -779,7 +791,8 @@ static u32 calc_line_length(struct atyfb_par *par, u32 vxres, u32 bpp)
 }
 
 static int aty_var_to_crtc(const struct fb_info *info,
-	const struct fb_var_screeninfo *var, struct crtc *crtc)
+			   const struct fb_var_screeninfo *var,
+			   struct crtc *crtc)
 {
 	struct atyfb_par *par = (struct atyfb_par *) info->par;
 	u32 xres, yres, vxres, vyres, xoffset, yoffset, bpp;
@@ -814,34 +827,32 @@ static int aty_var_to_crtc(const struct fb_info *info,
 	if (bpp <= 8) {
 		bpp = 8;
 		pix_width = CRTC_PIX_WIDTH_8BPP;
-		dp_pix_width =
-		    HOST_8BPP | SRC_8BPP | DST_8BPP |
-		    BYTE_ORDER_LSB_TO_MSB;
+		dp_pix_width = HOST_8BPP | SRC_8BPP | DST_8BPP |
+			BYTE_ORDER_LSB_TO_MSB;
 		dp_chain_mask = DP_CHAIN_8BPP;
 	} else if (bpp <= 15) {
 		bpp = 16;
 		pix_width = CRTC_PIX_WIDTH_15BPP;
 		dp_pix_width = HOST_15BPP | SRC_15BPP | DST_15BPP |
-		    BYTE_ORDER_LSB_TO_MSB;
+			BYTE_ORDER_LSB_TO_MSB;
 		dp_chain_mask = DP_CHAIN_15BPP;
 	} else if (bpp <= 16) {
 		bpp = 16;
 		pix_width = CRTC_PIX_WIDTH_16BPP;
 		dp_pix_width = HOST_16BPP | SRC_16BPP | DST_16BPP |
-		    BYTE_ORDER_LSB_TO_MSB;
+			BYTE_ORDER_LSB_TO_MSB;
 		dp_chain_mask = DP_CHAIN_16BPP;
 	} else if (bpp <= 24 && M64_HAS(INTEGRATED)) {
 		bpp = 24;
 		pix_width = CRTC_PIX_WIDTH_24BPP;
-		dp_pix_width =
-		    HOST_8BPP | SRC_8BPP | DST_8BPP |
-		    BYTE_ORDER_LSB_TO_MSB;
+		dp_pix_width = HOST_8BPP | SRC_8BPP | DST_8BPP |
+			BYTE_ORDER_LSB_TO_MSB;
 		dp_chain_mask = DP_CHAIN_24BPP;
 	} else if (bpp <= 32) {
 		bpp = 32;
 		pix_width = CRTC_PIX_WIDTH_32BPP;
 		dp_pix_width = HOST_32BPP | SRC_32BPP | DST_32BPP |
-		    BYTE_ORDER_LSB_TO_MSB;
+			BYTE_ORDER_LSB_TO_MSB;
 		dp_chain_mask = DP_CHAIN_32BPP;
 	} else
 		FAIL("invalid bpp");
@@ -854,9 +865,9 @@ static int aty_var_to_crtc(const struct fb_info *info,
 	h_sync_pol = sync & FB_SYNC_HOR_HIGH_ACT ? 0 : 1;
 	v_sync_pol = sync & FB_SYNC_VERT_HIGH_ACT ? 0 : 1;
 
-	if((xres > 1600) || (yres > 1200)) {
+	if ((xres > 1600) || (yres > 1200)) {
 		FAIL("MACH64 chips are designed for max 1600x1200\n"
-		"select anoter resolution.");
+		     "select anoter resolution.");
 	}
 	h_sync_strt = h_disp + var->right_margin;
 	h_sync_end = h_sync_strt + var->hsync_len;
@@ -869,11 +880,12 @@ static int aty_var_to_crtc(const struct fb_info *info,
 
 #ifdef CONFIG_FB_ATY_GENERIC_LCD
 	if (par->lcd_table != 0) {
-		if(!M64_HAS(LT_LCD_REGS)) {
-		    u32 lcd_index = aty_ld_le32(LCD_INDEX, par);
-		    crtc->lcd_index = lcd_index &
-			~(LCD_INDEX_MASK | LCD_DISPLAY_DIS | LCD_SRC_SEL | CRTC2_DISPLAY_DIS);
-		    aty_st_le32(LCD_INDEX, lcd_index, par);
+		if (!M64_HAS(LT_LCD_REGS)) {
+			u32 lcd_index = aty_ld_le32(LCD_INDEX, par);
+			crtc->lcd_index = lcd_index &
+				~(LCD_INDEX_MASK | LCD_DISPLAY_DIS |
+				  LCD_SRC_SEL | CRTC2_DISPLAY_DIS);
+			aty_st_le32(LCD_INDEX, lcd_index, par);
 		}
 
 		if (!M64_HAS(MOBIL_BUS))
@@ -888,12 +900,14 @@ static int aty_var_to_crtc(const struct fb_info *info,
 			USE_SHADOWED_ROWCUR | SHADOW_EN | SHADOW_RW_EN);
 		crtc->lcd_gen_cntl |= DONT_SHADOW_VPAR | LOCK_8DOT;
 
-		if((crtc->lcd_gen_cntl & LCD_ON) &&
-			((xres > par->lcd_width) || (yres > par->lcd_height))) {
-			/* We cannot display the mode on the LCD. If the CRT is enabled
-			   we can turn off the LCD.
-			   If the CRT is off, it isn't a good idea to switch it on; we don't
-			   know if one is connected. So it's better to fail then.
+		if ((crtc->lcd_gen_cntl & LCD_ON) &&
+		    ((xres > par->lcd_width) || (yres > par->lcd_height))) {
+			/*
+			 * We cannot display the mode on the LCD. If the CRT is
+			 * enabled we can turn off the LCD.
+			 * If the CRT is off, it isn't a good idea to switch it
+			 * on; we don't know if one is connected. So it's better
+			 * to fail then.
 			 */
 			if (crtc->lcd_gen_cntl & CRT_ON) {
 				if (!(var->activate & FB_ACTIVATE_TEST))
@@ -916,17 +930,18 @@ static int aty_var_to_crtc(const struct fb_info *info,
 
 		vmode &= ~(FB_VMODE_DOUBLE | FB_VMODE_INTERLACED);
 
-		/* This is horror! When we simulate, say 640x480 on an 800x600
-		   LCD monitor, the CRTC should be programmed 800x600 values for
-		   the non visible part, but 640x480 for the visible part.
-		   This code has been tested on a laptop with it's 1400x1050 LCD
-		   monitor and a conventional monitor both switched on.
-		   Tested modes: 1280x1024, 1152x864, 1024x768, 800x600,
-		    works with little glitches also with DOUBLESCAN modes
+		/*
+		 * This is horror! When we simulate, say 640x480 on an 800x600
+		 * LCD monitor, the CRTC should be programmed 800x600 values for
+		 * the non visible part, but 640x480 for the visible part.
+		 * This code has been tested on a laptop with it's 1400x1050 LCD
+		 * monitor and a conventional monitor both switched on.
+		 * Tested modes: 1280x1024, 1152x864, 1024x768, 800x600,
+		 * works with little glitches also with DOUBLESCAN modes
 		 */
 		if (yres < par->lcd_height) {
 			VScan = par->lcd_height / yres;
-			if(VScan > 1) {
+			if (VScan > 1) {
 				VScan = 2;
 				vmode |= FB_VMODE_DOUBLE;
 			}
@@ -952,7 +967,7 @@ static int aty_var_to_crtc(const struct fb_info *info,
 	FAIL_MAX("h_disp too large", h_disp, 0xff);
 	FAIL_MAX("h_sync_strt too large", h_sync_strt, 0x1ff);
 	/*FAIL_MAX("h_sync_wid too large", h_sync_wid, 0x1f);*/
-	if(h_sync_wid > 0x1f)
+	if (h_sync_wid > 0x1f)
 		h_sync_wid = 0x1f;
 	FAIL_MAX("h_total too large", h_total, 0x1ff);
 
@@ -978,7 +993,7 @@ static int aty_var_to_crtc(const struct fb_info *info,
 	FAIL_MAX("v_disp too large", v_disp, 0x7ff);
 	FAIL_MAX("v_sync_stsrt too large", v_sync_strt, 0x7ff);
 	/*FAIL_MAX("v_sync_wid too large", v_sync_wid, 0x1f);*/
-	if(v_sync_wid > 0x1f)
+	if (v_sync_wid > 0x1f)
 		v_sync_wid = 0x1f;
 	FAIL_MAX("v_total too large", v_total, 0x7ff);
 
@@ -995,11 +1010,13 @@ static int aty_var_to_crtc(const struct fb_info *info,
 		((line_length / bpp) << 22);
 	crtc->vline_crnt_vline = 0;
 
-	crtc->h_tot_disp = h_total | (h_disp<<16);
-	crtc->h_sync_strt_wid = (h_sync_strt & 0xff) | (h_sync_dly<<8) |
-		((h_sync_strt & 0x100)<<4) | (h_sync_wid<<16) | (h_sync_pol<<21);
-	crtc->v_tot_disp = v_total | (v_disp<<16);
-	crtc->v_sync_strt_wid = v_sync_strt | (v_sync_wid<<16) | (v_sync_pol<<21);
+	crtc->h_tot_disp = h_total | (h_disp << 16);
+	crtc->h_sync_strt_wid = (h_sync_strt & 0xff) | (h_sync_dly << 8) |
+		((h_sync_strt & 0x100) << 4) | (h_sync_wid << 16) |
+		(h_sync_pol << 21);
+	crtc->v_tot_disp = v_total | (v_disp << 16);
+	crtc->v_sync_strt_wid = v_sync_strt | (v_sync_wid << 16) |
+		(v_sync_pol << 21);
 
 	/* crtc->gen_cntl = aty_ld_le32(CRTC_GEN_CNTL, par) & CRTC_PRESERVED_MASK; */
 	crtc->gen_cntl = CRTC_EXT_DISP_EN | CRTC_EN | pix_width | c_sync;
@@ -1014,13 +1031,15 @@ static int aty_var_to_crtc(const struct fb_info *info,
 #ifdef CONFIG_FB_ATY_GENERIC_LCD
 	if (par->lcd_table != 0) {
 		vdisplay = yres;
-		if(vmode & FB_VMODE_DOUBLE)
+		if (vmode & FB_VMODE_DOUBLE)
 			vdisplay <<= 1;
 		crtc->gen_cntl &= ~(CRTC2_EN | CRTC2_PIX_WIDTH);
 		crtc->lcd_gen_cntl &= ~(HORZ_DIVBY2_EN | DIS_HOR_CRT_DIVBY2 |
-			/*TVCLK_PM_EN | VCLK_DAC_PM_EN |*/
-			USE_SHADOWED_VEND | USE_SHADOWED_ROWCUR | SHADOW_EN | SHADOW_RW_EN);
-		crtc->lcd_gen_cntl |= (DONT_SHADOW_VPAR/* | LOCK_8DOT*/);
+					/*TVCLK_PM_EN | VCLK_DAC_PM_EN |*/
+					USE_SHADOWED_VEND |
+					USE_SHADOWED_ROWCUR |
+					SHADOW_EN | SHADOW_RW_EN);
+		crtc->lcd_gen_cntl |= DONT_SHADOW_VPAR/* | LOCK_8DOT*/;
 
 		/* MOBILITY M1 tested, FIXME: LT */
 		crtc->horz_stretching = aty_ld_lcd(HORZ_STRETCHING, par);
@@ -1028,28 +1047,32 @@ static int aty_var_to_crtc(const struct fb_info *info,
 			crtc->ext_vert_stretch = aty_ld_lcd(EXT_VERT_STRETCH, par) &
 				~(AUTO_VERT_RATIO | VERT_STRETCH_MODE | VERT_STRETCH_RATIO3);
 
-		crtc->horz_stretching &=
-			~(HORZ_STRETCH_RATIO | HORZ_STRETCH_LOOP | AUTO_HORZ_RATIO |
-			HORZ_STRETCH_MODE | HORZ_STRETCH_EN);
+		crtc->horz_stretching &= ~(HORZ_STRETCH_RATIO |
+					   HORZ_STRETCH_LOOP | AUTO_HORZ_RATIO |
+					   HORZ_STRETCH_MODE | HORZ_STRETCH_EN);
 		if (xres < par->lcd_width && crtc->lcd_gen_cntl & LCD_ON) {
 			do {
 				/*
-				* The horizontal blender misbehaves when HDisplay is less than a
-				* a certain threshold (440 for a 1024-wide panel).  It doesn't
-				* stretch such modes enough.  Use pixel replication instead of
-				* blending to stretch modes that can be made to exactly fit the
-				* panel width.  The undocumented "NoLCDBlend" option allows the
-				* pixel-replicated mode to be slightly wider or narrower than the
-				* panel width.  It also causes a mode that is exactly half as wide
-				* as the panel to be pixel-replicated, rather than blended.
-				*/
+				 * The horizontal blender misbehaves when
+				 * HDisplay is less than a certain threshold
+				 * (440 for a 1024-wide panel).  It doesn't
+				 * stretch such modes enough.  Use pixel
+				 * replication instead of blending to stretch
+				 * modes that can be made to exactly fit the
+				 * panel width.  The undocumented "NoLCDBlend"
+				 * option allows the pixel-replicated mode to
+				 * be slightly wider or narrower than the
+				 * panel width.  It also causes a mode that is
+				 * exactly half as wide as the panel to be
+				 * pixel-replicated, rather than blended.
+				 */
 				int HDisplay  = xres & ~7;
 				int nStretch  = par->lcd_width / HDisplay;
 				int Remainder = par->lcd_width % HDisplay;
 
 				if ((!Remainder && ((nStretch > 2))) ||
-					(((HDisplay * 16) / par->lcd_width) < 7)) {
-					static const char StretchLoops[] = {10, 12, 13, 15, 16};
+				    (((HDisplay * 16) / par->lcd_width) < 7)) {
+					static const char StretchLoops[] = { 10, 12, 13, 15, 16 };
 					int horz_stretch_loop = -1, BestRemainder;
 					int Numerator = HDisplay, Denominator = par->lcd_width;
 					int Index = 5;
@@ -1098,12 +1121,12 @@ static int aty_var_to_crtc(const struct fb_info *info,
 				(((vdisplay * (VERT_STRETCH_RATIO0 + 1)) / par->lcd_height) & VERT_STRETCH_RATIO0));
 
 			if (!M64_HAS(LT_LCD_REGS) &&
-			    xres <= (M64_HAS(MOBIL_BUS)?1024:800))
+			    xres <= (M64_HAS(MOBIL_BUS) ? 1024 : 800))
 				crtc->ext_vert_stretch |= VERT_STRETCH_MODE;
 		} else {
 			/*
-			 * Don't use vertical blending if the mode is too wide or not
-			 * vertically stretched.
+			 * Don't use vertical blending if the mode is too wide
+			 * or not vertically stretched.
 			 */
 			crtc->vert_stretching = 0;
 		}
@@ -1125,11 +1148,11 @@ static int aty_var_to_crtc(const struct fb_info *info,
 	return 0;
 }
 
-static int aty_crtc_to_var(const struct crtc *crtc, struct fb_var_screeninfo *var)
+static int aty_crtc_to_var(const struct crtc *crtc,
+			   struct fb_var_screeninfo *var)
 {
 	u32 xres, yres, bpp, left, right, upper, lower, hslen, vslen, sync;
-	u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid,
-	    h_sync_pol;
+	u32 h_total, h_disp, h_sync_strt, h_sync_dly, h_sync_wid, h_sync_pol;
 	u32 v_total, v_disp, v_sync_strt, v_sync_wid, v_sync_pol, c_sync;
 	u32 pix_width;
 	u32 double_scan, interlace;
@@ -1161,8 +1184,8 @@ static int aty_crtc_to_var(const struct crtc *crtc, struct fb_var_screeninfo *va
 	lower = v_sync_strt - v_disp;
 	vslen = v_sync_wid;
 	sync = (h_sync_pol ? 0 : FB_SYNC_HOR_HIGH_ACT) |
-	    (v_sync_pol ? 0 : FB_SYNC_VERT_HIGH_ACT) |
-	    (c_sync ? FB_SYNC_COMP_HIGH_ACT : 0);
+		(v_sync_pol ? 0 : FB_SYNC_VERT_HIGH_ACT) |
+		(c_sync ? FB_SYNC_COMP_HIGH_ACT : 0);
 
 	switch (pix_width) {
 #if 0
@@ -1252,20 +1275,21 @@ static int aty_crtc_to_var(const struct crtc *crtc, struct fb_var_screeninfo *va
 	var->vsync_len = vslen;
 	var->sync = sync;
 	var->vmode = FB_VMODE_NONINTERLACED;
-	/* In double scan mode, the vertical parameters are doubled, so we need to
-	   half them to get the right values.
-	   In interlaced mode the values are already correct, so no correction is
-	   necessary.
+	/*
+	 * In double scan mode, the vertical parameters are doubled,
+	 * so we need to halve them to get the right values.
+	 * In interlaced mode the values are already correct,
+	 * so no correction is necessary.
 	 */
 	if (interlace)
 		var->vmode = FB_VMODE_INTERLACED;
 
 	if (double_scan) {
 		var->vmode = FB_VMODE_DOUBLE;
-		var->yres>>=1;
-		var->upper_margin>>=1;
-		var->lower_margin>>=1;
-		var->vsync_len>>=1;
+		var->yres >>= 1;
+		var->upper_margin >>= 1;
+		var->lower_margin >>= 1;
+		var->vsync_len >>= 1;
 	}
 
 	return 0;
@@ -1286,7 +1310,8 @@ static int atyfb_set_par(struct fb_info *info)
 	if (par->asleep)
 		return 0;
 
-	if ((err = aty_var_to_crtc(info, var, &par->crtc)))
+	err = aty_var_to_crtc(info, var, &par->crtc);
+	if (err)
 		return err;
 
 	pixclock = atyfb_get_pixclock(var, par);
@@ -1295,7 +1320,9 @@ static int atyfb_set_par(struct fb_info *info)
 		PRINTKE("Invalid pixclock\n");
 		return -EINVAL;
 	} else {
-		if((err = par->pll_ops->var_to_pll(info, pixclock, var->bits_per_pixel, &par->pll)))
+		err = par->pll_ops->var_to_pll(info, pixclock,
+					       var->bits_per_pixel, &par->pll);
+		if (err)
 			return err;
 	}
 
@@ -1313,22 +1340,23 @@ static int atyfb_set_par(struct fb_info *info)
 		wait_for_idle(par);
 
 	aty_set_crtc(par, &par->crtc);
-	par->dac_ops->set_dac(info, &par->pll, var->bits_per_pixel, par->accel_flags);
+	par->dac_ops->set_dac(info, &par->pll,
+			      var->bits_per_pixel, par->accel_flags);
 	par->pll_ops->set_pll(info, &par->pll);
 
 #ifdef DEBUG
-	if(par->pll_ops && par->pll_ops->pll_to_var)
-		pixclock_in_ps = par->pll_ops->pll_to_var(info, &(par->pll));
+	if (par->pll_ops && par->pll_ops->pll_to_var)
+		pixclock_in_ps = par->pll_ops->pll_to_var(info, &par->pll);
 	else
 		pixclock_in_ps = 0;
 
-	if(0 == pixclock_in_ps) {
+	if (0 == pixclock_in_ps) {
 		PRINTKE("ALERT ops->pll_to_var get 0\n");
 		pixclock_in_ps = pixclock;
 	}
 
 	memset(&debug, 0, sizeof(debug));
-	if(!aty_crtc_to_var(&(par->crtc), &debug)) {
+	if (!aty_crtc_to_var(&par->crtc, &debug)) {
 		u32 hSync, vRefresh;
 		u32 h_disp, h_sync_strt, h_sync_end, h_total;
 		u32 v_disp, v_sync_strt, v_sync_end, v_total;
@@ -1344,16 +1372,20 @@ static int atyfb_set_par(struct fb_info *info)
 
 		hSync = 1000000000 / (pixclock_in_ps * h_total);
 		vRefresh = (hSync * 1000) / v_total;
-        	if (par->crtc.gen_cntl & CRTC_INTERLACE_EN)
-            	vRefresh *= 2;
-        	if (par->crtc.gen_cntl & CRTC_DBL_SCAN_EN)
-            	vRefresh /= 2;
+		if (par->crtc.gen_cntl & CRTC_INTERLACE_EN)
+			vRefresh *= 2;
+		if (par->crtc.gen_cntl & CRTC_DBL_SCAN_EN)
+			vRefresh /= 2;
 
 		DPRINTK("atyfb_set_par\n");
-		DPRINTK(" Set Visible Mode to %ix%i-%i\n", var->xres, var->yres, var->bits_per_pixel);
-		DPRINTK(" Virtual resolution %ix%i, pixclock_in_ps %i (calculated %i)\n",
-			var->xres_virtual, var->yres_virtual, pixclock, pixclock_in_ps);
-		DPRINTK(" Dot clock:           %i MHz\n", 1000000 / pixclock_in_ps);
+		DPRINTK(" Set Visible Mode to %ix%i-%i\n",
+			var->xres, var->yres, var->bits_per_pixel);
+		DPRINTK(" Virtual resolution %ix%i, "
+			"pixclock_in_ps %i (calculated %i)\n",
+			var->xres_virtual, var->yres_virtual,
+			pixclock, pixclock_in_ps);
+		DPRINTK(" Dot clock:           %i MHz\n",
+			1000000 / pixclock_in_ps);
 		DPRINTK(" Horizontal sync:     %i kHz\n", hSync);
 		DPRINTK(" Vertical refresh:    %i Hz\n", vRefresh);
 		DPRINTK(" x  style: %i.%03i %i %i %i %i   %i %i %i %i\n",
@@ -1448,7 +1480,8 @@ static int atyfb_set_par(struct fb_info *info)
 	base = 0x2000;
 	printk("debug atyfb: Mach64 non-shadow register values:");
 	for (i = 0; i < 256; i = i+4) {
-		if(i%16 == 0) printk("\ndebug atyfb: 0x%04X: ", base + i);
+		if (i % 16 == 0)
+			printk("\ndebug atyfb: 0x%04X: ", base + i);
 		printk(" %08X", aty_ld_le32(i, par));
 	}
 	printk("\n\n");
@@ -1458,8 +1491,10 @@ static int atyfb_set_par(struct fb_info *info)
 	base = 0x00;
 	printk("debug atyfb: Mach64 PLL register values:");
 	for (i = 0; i < 64; i++) {
-		if(i%16 == 0) printk("\ndebug atyfb: 0x%02X: ", base + i);
-		if(i%4 == 0)  printk(" ");
+		if (i % 16 == 0)
+			printk("\ndebug atyfb: 0x%02X: ", base + i);
+		if (i % 4 == 0)
+			printk(" ");
 		printk("%02X", aty_ld_pll_ct(i, par));
 	}
 	printk("\n\n");
@@ -1470,19 +1505,21 @@ static int atyfb_set_par(struct fb_info *info)
 		/* LCD registers */
 		base = 0x00;
 		printk("debug atyfb: LCD register values:");
-		if(M64_HAS(LT_LCD_REGS)) {
-		    for(i = 0; i <= POWER_MANAGEMENT; i++) {
-			if(i == EXT_VERT_STRETCH)
-			    continue;
-			printk("\ndebug atyfb: 0x%04X: ", lt_lcd_regs[i]);
-			printk(" %08X", aty_ld_lcd(i, par));
-		    }
-
+		if (M64_HAS(LT_LCD_REGS)) {
+			for (i = 0; i <= POWER_MANAGEMENT; i++) {
+				if (i == EXT_VERT_STRETCH)
+					continue;
+				printk("\ndebug atyfb: 0x%04X: ",
+				       lt_lcd_regs[i]);
+				printk(" %08X", aty_ld_lcd(i, par));
+			}
 		} else {
-		    for (i = 0; i < 64; i++) {
-			if(i%4 == 0) printk("\ndebug atyfb: 0x%02X: ", base + i);
-			printk(" %08X", aty_ld_lcd(i, par));
-		    }
+			for (i = 0; i < 64; i++) {
+				if (i % 4 == 0)
+					printk("\ndebug atyfb: 0x%02X: ",
+					       base + i);
+				printk(" %08X", aty_ld_lcd(i, par));
+			}
 		}
 		printk("\n\n");
 	}
@@ -1500,9 +1537,10 @@ static int atyfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 	union aty_pll pll;
 	u32 pixclock;
 
-	memcpy(&pll, &(par->pll), sizeof(pll));
+	memcpy(&pll, &par->pll, sizeof(pll));
 
-	if((err = aty_var_to_crtc(info, var, &crtc)))
+	err = aty_var_to_crtc(info, var, &crtc);
+	if (err)
 		return err;
 
 	pixclock = atyfb_get_pixclock(var, par);
@@ -1512,7 +1550,9 @@ static int atyfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
 			PRINTKE("Invalid pixclock\n");
 		return -EINVAL;
 	} else {
-		if((err = par->pll_ops->var_to_pll(info, pixclock, var->bits_per_pixel, &pll)))
+		err = par->pll_ops->var_to_pll(info, pixclock,
+					       var->bits_per_pixel, &pll);
+		if (err)
 			return err;
 	}
 
@@ -1539,9 +1579,9 @@ static void set_off_pitch(struct atyfb_par *par, const struct fb_info *info)
 }
 
 
-    /*
-     *  Open/Release the frame buffer device
-     */
+/*
+ * Open/Release the frame buffer device
+ */
 
 static int atyfb_open(struct fb_info *info, int user)
 {
@@ -1553,7 +1593,7 @@ static int atyfb_open(struct fb_info *info, int user)
 		par->mmaped = 0;
 #endif
 	}
-	return (0);
+	return 0;
 }
 
 static irqreturn_t aty_irq(int irq, void *dev_id)
@@ -1568,7 +1608,8 @@ static irqreturn_t aty_irq(int irq, void *dev_id)
 
 	if (int_cntl & CRTC_VBLANK_INT) {
 		/* clear interrupt */
-		aty_st_le32(CRTC_INT_CNTL, (int_cntl & CRTC_INT_EN_MASK) | CRTC_VBLANK_INT_AK, par);
+		aty_st_le32(CRTC_INT_CNTL, (int_cntl & CRTC_INT_EN_MASK) |
+			    CRTC_VBLANK_INT_AK, par);
 		par->vblank.count++;
 		if (par->vblank.pan_display) {
 			par->vblank.pan_display = 0;
@@ -1603,9 +1644,11 @@ static int aty_enable_irq(struct atyfb_par *par, int reenable)
 		spin_lock_irq(&par->int_lock);
 		int_cntl = aty_ld_le32(CRTC_INT_CNTL, par) & CRTC_INT_EN_MASK;
 		if (!(int_cntl & CRTC_VBLANK_INT_EN)) {
-			printk("atyfb: someone disabled IRQ [%08x]\n", int_cntl);
+			printk("atyfb: someone disabled IRQ [%08x]\n",
+			       int_cntl);
 			/* re-enable interrupt */
-			aty_st_le32(CRTC_INT_CNTL, int_cntl | CRTC_VBLANK_INT_EN, par );
+			aty_st_le32(CRTC_INT_CNTL, int_cntl |
+				    CRTC_VBLANK_INT_EN, par);
 		}
 		spin_unlock_irq(&par->int_lock);
 	}
@@ -1625,7 +1668,7 @@ static int aty_disable_irq(struct atyfb_par *par)
 		spin_lock_irq(&par->int_lock);
 		int_cntl = aty_ld_le32(CRTC_INT_CNTL, par) & CRTC_INT_EN_MASK;
 		/* disable interrupt */
-		aty_st_le32(CRTC_INT_CNTL, int_cntl & ~CRTC_VBLANK_INT_EN, par );
+		aty_st_le32(CRTC_INT_CNTL, int_cntl & ~CRTC_VBLANK_INT_EN, par);
 		spin_unlock_irq(&par->int_lock);
 		free_irq(par->irq, par);
 	}
@@ -1636,50 +1679,62 @@ static int aty_disable_irq(struct atyfb_par *par)
 static int atyfb_release(struct fb_info *info, int user)
 {
 	struct atyfb_par *par = (struct atyfb_par *) info->par;
-	if (user) {
-		par->open--;
-		mdelay(1);
-		wait_for_idle(par);
-		if (!par->open) {
 #ifdef __sparc__
-			int was_mmaped = par->mmaped;
+	int was_mmaped;
+#endif
 
-			par->mmaped = 0;
+	if (!user)
+		return 0;
 
-			if (was_mmaped) {
-				struct fb_var_screeninfo var;
+	par->open--;
+	mdelay(1);
+	wait_for_idle(par);
 
-				/* Now reset the default display config, we have no
-				 * idea what the program(s) which mmap'd the chip did
-				 * to the configuration, nor whether it restored it
-				 * correctly.
-				 */
-				var = default_var;
-				if (noaccel)
-					var.accel_flags &= ~FB_ACCELF_TEXT;
-				else
-					var.accel_flags |= FB_ACCELF_TEXT;
-				if (var.yres == var.yres_virtual) {
-					u32 videoram = (info->fix.smem_len - (PAGE_SIZE << 2));
-					var.yres_virtual = ((videoram * 8) / var.bits_per_pixel) / var.xres_virtual;
-					if (var.yres_virtual < var.yres)
-						var.yres_virtual = var.yres;
-				}
-			}
-#endif
-			aty_disable_irq(par);
+	if (par->open)
+		return 0;
+
+#ifdef __sparc__
+	was_mmaped = par->mmaped;
+
+	par->mmaped = 0;
+
+	if (was_mmaped) {
+		struct fb_var_screeninfo var;
+
+		/*
+		 * Now reset the default display config, we have
+		 * no idea what the program(s) which mmap'd the
+		 * chip did to the configuration, nor whether it
+		 * restored it correctly.
+		 */
+		var = default_var;
+		if (noaccel)
+			var.accel_flags &= ~FB_ACCELF_TEXT;
+		else
+			var.accel_flags |= FB_ACCELF_TEXT;
+		if (var.yres == var.yres_virtual) {
+			u32 videoram = (info->fix.smem_len - (PAGE_SIZE << 2));
+			var.yres_virtual =
+				((videoram * 8) / var.bits_per_pixel) /
+				var.xres_virtual;
+			if (var.yres_virtual < var.yres)
+				var.yres_virtual = var.yres;
 		}
 	}
-	return (0);
+#endif
+	aty_disable_irq(par);
+
+	return 0;
 }
 
-    /*
-     *  Pan or Wrap the Display
-     *
-     *  This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
-     */
+/*
+ * Pan or Wrap the Display
+ *
+ * This call looks only at xoffset, yoffset and the FB_VMODE_YWRAP flag
+ */
 
-static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
+static int atyfb_pan_display(struct fb_var_screeninfo *var,
+			     struct fb_info *info)
 {
 	struct atyfb_par *par = (struct atyfb_par *) info->par;
 	u32 xres, yres, xoffset, yoffset;
@@ -1690,7 +1745,8 @@ static int atyfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info
 		yres >>= 1;
 	xoffset = (var->xoffset + 7) & ~7;
 	yoffset = var->yoffset;
-	if (xoffset + xres > par->crtc.vxres || yoffset + yres > par->crtc.vyres)
+	if (xoffset + xres > par->crtc.vxres ||
+	    yoffset + yres > par->crtc.vyres)
 		return -EINVAL;
 	info->var.xoffset = xoffset;
 	info->var.yoffset = yoffset;
@@ -1727,10 +1783,10 @@ static int aty_waitforvblank(struct atyfb_par *par, u32 crtc)
 		return ret;
 
 	count = vbl->count;
-	ret = wait_event_interruptible_timeout(vbl->wait, count != vbl->count, HZ/10);
-	if (ret < 0) {
+	ret = wait_event_interruptible_timeout(vbl->wait,
+					       count != vbl->count, HZ/10);
+	if (ret < 0)
 		return ret;
-	}
 	if (ret == 0) {
 		aty_enable_irq(par, 1);
 		return -ETIMEDOUT;
@@ -1784,7 +1840,8 @@ static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 		fbtyp.fb_depth = info->var.bits_per_pixel;
 		fbtyp.fb_cmsize = info->cmap.len;
 		fbtyp.fb_size = info->fix.smem_len;
-		if (copy_to_user((struct fbtype __user *) arg, &fbtyp, sizeof(fbtyp)))
+		if (copy_to_user((struct fbtype __user *) arg, &fbtyp,
+				 sizeof(fbtyp)))
 			return -EFAULT;
 		break;
 #endif /* __sparc__ */
@@ -1804,7 +1861,7 @@ static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 	case ATYIO_CLKR:
 		if (M64_HAS(INTEGRATED)) {
 			struct atyclk clk;
-			union aty_pll *pll = &(par->pll);
+			union aty_pll *pll = &par->pll;
 			u32 dsp_config = pll->ct.dsp_config;
 			u32 dsp_on_off = pll->ct.dsp_on_off;
 			clk.ref_clk_per = par->ref_clk_per;
@@ -1829,8 +1886,9 @@ static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 	case ATYIO_CLKW:
 		if (M64_HAS(INTEGRATED)) {
 			struct atyclk clk;
-			union aty_pll *pll = &(par->pll);
-			if (copy_from_user(&clk, (struct atyclk __user *) arg, sizeof(clk)))
+			union aty_pll *pll = &par->pll;
+			if (copy_from_user(&clk, (struct atyclk __user *) arg,
+					   sizeof(clk)))
 				return -EFAULT;
 			par->ref_clk_per = clk.ref_clk_per;
 			pll->ct.pll_ref_div = clk.pll_ref_div;
@@ -1841,8 +1899,10 @@ static int atyfb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 			pll->ct.vclk_fb_div = clk.vclk_fb_div;
 			pll->ct.vclk_post_div_real = clk.vclk_post_div;
 			pll->ct.dsp_config = (clk.dsp_xclks_per_row & 0x3fff) |
-				((clk.dsp_loop_latency & 0xf)<<16)| ((clk.dsp_precision & 7)<<20);
-			pll->ct.dsp_on_off = (clk.dsp_off & 0x7ff) | ((clk.dsp_on & 0x7ff)<<16);
+				((clk.dsp_loop_latency & 0xf) << 16) |
+				((clk.dsp_precision & 7) << 20);
+			pll->ct.dsp_on_off = (clk.dsp_off & 0x7ff) |
+				((clk.dsp_on & 0x7ff) << 16);
 			/*aty_calc_pll_ct(info, &pll->ct);*/
 			aty_set_pll_ct(info, pll);
 		} else
@@ -1913,8 +1973,7 @@ static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
 				continue;
 
 			map_size = par->mmap_map[i].size - (offset - start);
-			map_offset =
-			    par->mmap_map[i].poff + (offset - start);
+			map_offset = par->mmap_map[i].poff + (offset - start);
 			break;
 		}
 		if (!map_size) {
@@ -1924,8 +1983,7 @@ static int atyfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
 		if (page + map_size > size)
 			map_size = size - page;
 
-		pgprot_val(vma->vm_page_prot) &=
-		    ~(par->mmap_map[i].prot_mask);
+		pgprot_val(vma->vm_page_prot) &= ~(par->mmap_map[i].prot_mask);
 		pgprot_val(vma->vm_page_prot) |= par->mmap_map[i].prot_flag;
 
 		if (remap_pfn_range(vma, vma->vm_start + page,
@@ -2029,7 +2087,8 @@ static int atyfb_pci_suspend(struct pci_dev *pdev, pm_message_t state)
 	par->asleep = 1;
 	par->lock_blank = 1;
 
-	/* Because we may change PCI D state ourselves, we need to
+	/*
+	 * Because we may change PCI D state ourselves, we need to
 	 * first save the config space content so the core can
 	 * restore it properly on resume.
 	 */
@@ -2080,7 +2139,8 @@ static int atyfb_pci_resume(struct pci_dev *pdev)
 
 	acquire_console_sem();
 
-	/* PCI state will have been restored by the core, so
+	/*
+	 * PCI state will have been restored by the core, so
 	 * we should be in D0 now with our config space fully
 	 * restored
 	 */
@@ -2192,8 +2252,8 @@ static void aty_bl_init(struct atyfb_par *par)
 
 	info->bl_dev = bd;
 	fb_bl_default_curve(info, 0,
-		0x3F * FB_BACKLIGHT_MAX / MAX_LEVEL,
-		0xFF * FB_BACKLIGHT_MAX / MAX_LEVEL);
+			    0x3F * FB_BACKLIGHT_MAX / MAX_LEVEL,
+			    0xFF * FB_BACKLIGHT_MAX / MAX_LEVEL);
 
 	bd->props.max_brightness = FB_BACKLIGHT_LEVELS - 1;
 	bd->props.brightness = bd->props.max_brightness;
@@ -2236,16 +2296,16 @@ static void __devinit aty_calc_mem_refresh(struct atyfb_par *par, int xclk)
 		size = ARRAY_SIZE(ragepro_tbl);
 	}
 
-	for (i=0; i < size; i++) {
+	for (i = 0; i < size; i++) {
 		if (xclk < refresh_tbl[i])
-		break;
+			break;
 	}
 	par->mem_refresh_rate = i;
 }
 
-    /*
-     *  Initialisation
-     */
+/*
+ * Initialisation
+ */
 
 static struct fb_info *fb_list = NULL;
 
@@ -2375,8 +2435,10 @@ static int __devinit aty_init(struct fb_info *info)
 	}
 #endif
 #ifdef CONFIG_PPC_PMAC
-	/* The Apple iBook1 uses non-standard memory frequencies. We detect it
-	 * and set the frequency manually. */
+	/*
+	 * The Apple iBook1 uses non-standard memory frequencies.
+	 * We detect it and set the frequency manually.
+	 */
 	if (machine_is_compatible("PowerBook2,1")) {
 		par->pll_limits.mclk = 70;
 		par->pll_limits.xclk = 53;
@@ -2421,13 +2483,14 @@ static int __devinit aty_init(struct fb_info *info)
 
 	/* save previous video mode */
 	aty_get_crtc(par, &par->saved_crtc);
-	if(par->pll_ops->get_pll)
+	if (par->pll_ops->get_pll)
 		par->pll_ops->get_pll(info, &par->saved_pll);
 
 	par->mem_cntl = aty_ld_le32(MEM_CNTL, par);
 	gtb_memsize = M64_HAS(GTB_DSP);
 	if (gtb_memsize)
-		switch (par->mem_cntl & 0xF) {	/* 0xF used instead of MEM_SIZE_ALIAS */
+		/* 0xF used instead of MEM_SIZE_ALIAS */
+		switch (par->mem_cntl & 0xF) {
 		case MEM_SIZE_512K:
 			info->fix.smem_len = 0x80000;
 			break;
@@ -2496,8 +2559,8 @@ static int __devinit aty_init(struct fb_info *info)
 	}
 
 	/*
-	 *  Reg Block 0 (CT-compatible block) is at mmio_start
-	 *  Reg Block 1 (multimedia extensions) is at mmio_start - 0x400
+	 * Reg Block 0 (CT-compatible block) is at mmio_start
+	 * Reg Block 1 (multimedia extensions) is at mmio_start - 0x400
 	 */
 	if (M64_HAS(GX)) {
 		info->fix.mmio_len = 0x400;
@@ -2516,84 +2579,98 @@ static int __devinit aty_init(struct fb_info *info)
 	}
 
 	PRINTKI("%d%c %s, %s MHz XTAL, %d MHz PLL, %d Mhz MCLK, %d MHz XCLK\n",
-	       info->fix.smem_len == 0x80000 ? 512 : (info->fix.smem_len >> 20),
-	       info->fix.smem_len == 0x80000 ? 'K' : 'M', ramname, xtal, par->pll_limits.pll_max,
-	       par->pll_limits.mclk, par->pll_limits.xclk);
+		info->fix.smem_len == 0x80000 ? 512 : (info->fix.smem_len>>20),
+		info->fix.smem_len == 0x80000 ? 'K' : 'M', ramname, xtal,
+		par->pll_limits.pll_max, par->pll_limits.mclk,
+		par->pll_limits.xclk);
 
 #if defined(DEBUG) && defined(CONFIG_FB_ATY_CT)
 	if (M64_HAS(INTEGRATED)) {
 		int i;
-		printk("debug atyfb: BUS_CNTL DAC_CNTL MEM_CNTL EXT_MEM_CNTL CRTC_GEN_CNTL "
-		       "DSP_CONFIG DSP_ON_OFF CLOCK_CNTL\n"
-		       "debug atyfb: %08x %08x %08x %08x     %08x      %08x   %08x   %08x\n"
+		printk("debug atyfb: BUS_CNTL DAC_CNTL MEM_CNTL "
+		       "EXT_MEM_CNTL CRTC_GEN_CNTL DSP_CONFIG "
+		       "DSP_ON_OFF CLOCK_CNTL\n"
+		       "debug atyfb: %08x %08x %08x "
+		       "%08x     %08x      %08x   "
+		       "%08x   %08x\n"
 		       "debug atyfb: PLL",
-			aty_ld_le32(BUS_CNTL, par), aty_ld_le32(DAC_CNTL, par),
-			aty_ld_le32(MEM_CNTL, par), aty_ld_le32(EXT_MEM_CNTL, par),
-			aty_ld_le32(CRTC_GEN_CNTL, par), aty_ld_le32(DSP_CONFIG, par),
-			aty_ld_le32(DSP_ON_OFF, par), aty_ld_le32(CLOCK_CNTL, par));
+		       aty_ld_le32(BUS_CNTL, par),
+		       aty_ld_le32(DAC_CNTL, par),
+		       aty_ld_le32(MEM_CNTL, par),
+		       aty_ld_le32(EXT_MEM_CNTL, par),
+		       aty_ld_le32(CRTC_GEN_CNTL, par),
+		       aty_ld_le32(DSP_CONFIG, par),
+		       aty_ld_le32(DSP_ON_OFF, par),
+		       aty_ld_le32(CLOCK_CNTL, par));
 		for (i = 0; i < 40; i++)
 			printk(" %02x", aty_ld_pll_ct(i, par));
 		printk("\n");
 	}
 #endif
-	if(par->pll_ops->init_pll)
+	if (par->pll_ops->init_pll)
 		par->pll_ops->init_pll(info, &par->pll);
 	if (par->pll_ops->resume_pll)
 		par->pll_ops->resume_pll(info, &par->pll);
 
 	/*
-	 *  Last page of 8 MB (4 MB on ISA) aperture is MMIO,
-	 *  unless the auxiliary register aperture is used.
+	 * Last page of 8 MB (4 MB on ISA) aperture is MMIO,
+	 * unless the auxiliary register aperture is used.
 	 */
-
 	if (!par->aux_start &&
-		(info->fix.smem_len == 0x800000 || (par->bus_type == ISA && info->fix.smem_len == 0x400000)))
+	    (info->fix.smem_len == 0x800000 ||
+	     (par->bus_type == ISA && info->fix.smem_len == 0x400000)))
 		info->fix.smem_len -= GUI_RESERVE;
 
 	/*
-	 *  Disable register access through the linear aperture
-	 *  if the auxiliary aperture is used so we can access
-	 *  the full 8 MB of video RAM on 8 MB boards.
+	 * Disable register access through the linear aperture
+	 * if the auxiliary aperture is used so we can access
+	 * the full 8 MB of video RAM on 8 MB boards.
 	 */
 	if (par->aux_start)
-		aty_st_le32(BUS_CNTL, aty_ld_le32(BUS_CNTL, par) | BUS_APER_REG_DIS, par);
+		aty_st_le32(BUS_CNTL, aty_ld_le32(BUS_CNTL, par) |
+			    BUS_APER_REG_DIS, par);
 
 #ifdef CONFIG_MTRR
 	par->mtrr_aper = -1;
 	par->mtrr_reg = -1;
 	if (!nomtrr) {
 		/* Cover the whole resource. */
-		 par->mtrr_aper = mtrr_add(par->res_start, par->res_size, MTRR_TYPE_WRCOMB, 1);
-		 if (par->mtrr_aper >= 0 && !par->aux_start) {
+		par->mtrr_aper = mtrr_add(par->res_start, par->res_size,
+					  MTRR_TYPE_WRCOMB, 1);
+		if (par->mtrr_aper >= 0 && !par->aux_start) {
 			/* Make a hole for mmio. */
-			par->mtrr_reg = mtrr_add(par->res_start + 0x800000 - GUI_RESERVE,
-				GUI_RESERVE, MTRR_TYPE_UNCACHABLE, 1);
+			par->mtrr_reg = mtrr_add(par->res_start + 0x800000 -
+						 GUI_RESERVE, GUI_RESERVE,
+						 MTRR_TYPE_UNCACHABLE, 1);
 			if (par->mtrr_reg < 0) {
 				mtrr_del(par->mtrr_aper, 0, 0);
 				par->mtrr_aper = -1;
 			}
-		 }
+		}
 	}
 #endif
 
 	info->fbops = &atyfb_ops;
 	info->pseudo_palette = par->pseudo_palette;
 	info->flags = FBINFO_DEFAULT           |
-	              FBINFO_HWACCEL_IMAGEBLIT |
-	              FBINFO_HWACCEL_FILLRECT  |
-	              FBINFO_HWACCEL_COPYAREA  |
-	              FBINFO_HWACCEL_YPAN;
+		      FBINFO_HWACCEL_IMAGEBLIT |
+		      FBINFO_HWACCEL_FILLRECT  |
+		      FBINFO_HWACCEL_COPYAREA  |
+		      FBINFO_HWACCEL_YPAN;
 
 #ifdef CONFIG_PMAC_BACKLIGHT
 	if (M64_HAS(G3_PB_1_1) && machine_is_compatible("PowerBook1,1")) {
-		/* these bits let the 101 powerbook wake up from sleep -- paulus */
-		aty_st_lcd(POWER_MANAGEMENT, aty_ld_lcd(POWER_MANAGEMENT, par)
-			   | (USE_F32KHZ | TRISTATE_MEM_EN), par);
+		/*
+		 * these bits let the 101 powerbook
+		 * wake up from sleep -- paulus
+		 */
+		aty_st_lcd(POWER_MANAGEMENT, aty_ld_lcd(POWER_MANAGEMENT, par) |
+			   USE_F32KHZ | TRISTATE_MEM_EN, par);
 	} else
 #endif
 	if (M64_HAS(MOBIL_BUS) && backlight) {
 #ifdef CONFIG_FB_ATY_BACKLIGHT
-		aty_bl_init (par);
+		aty_bl_init(par);
 #endif
 	}
 
@@ -2601,8 +2678,8 @@ static int __devinit aty_init(struct fb_info *info)
 #ifdef CONFIG_PPC
 	if (machine_is(powermac)) {
 		/*
-		 *  FIXME: The NVRAM stuff should be put in a Mac-specific file, as it
-		 *         applies to all Mac video cards
+		 * FIXME: The NVRAM stuff should be put in a Mac-specific file,
+		 *        as it applies to all Mac video cards
 		 */
 		if (mode) {
 			if (mac_find_mode(&var, info, mode, 8))
@@ -2615,8 +2692,7 @@ static int __devinit aty_init(struct fb_info *info)
 					default_vmode = VMODE_1024_768_60;
 				else if (machine_is_compatible("iMac"))
 					default_vmode = VMODE_1024_768_75;
-				else if (machine_is_compatible
-					 ("PowerBook2,1"))
+				else if (machine_is_compatible("PowerBook2,1"))
 					/* iBook with 800x600 LCD */
 					default_vmode = VMODE_800_600_60;
 				else
@@ -2630,7 +2706,7 @@ static int __devinit aty_init(struct fb_info *info)
 			if (default_cmode < CMODE_8 || default_cmode > CMODE_32)
 				default_cmode = CMODE_8;
 			if (!mac_vmode_to_var(default_vmode, default_cmode,
-					       &var))
+					      &var))
 				has_var = 1;
 		}
 	}
@@ -2702,12 +2778,12 @@ aty_init_exit:
 
 #ifdef CONFIG_MTRR
 	if (par->mtrr_reg >= 0) {
-	    mtrr_del(par->mtrr_reg, 0, 0);
-	    par->mtrr_reg = -1;
+		mtrr_del(par->mtrr_reg, 0, 0);
+		par->mtrr_reg = -1;
 	}
 	if (par->mtrr_aper >= 0) {
-	    mtrr_del(par->mtrr_aper, 0, 0);
-	    par->mtrr_aper = -1;
+		mtrr_del(par->mtrr_aper, 0, 0);
+		par->mtrr_aper = -1;
 	}
 #endif
 	return ret;
@@ -2735,18 +2811,18 @@ static int __devinit store_video_par(char *video_str, unsigned char m64_num)
 	phys_size[m64_num] = size;
 	phys_guiregbase[m64_num] = guiregbase;
 	PRINTKI("stored them all: $%08lX $%08lX $%08lX \n", vmembase, size,
-	       guiregbase);
+		guiregbase);
 	return 0;
 
-      mach64_invalid:
+ mach64_invalid:
 	phys_vmembase[m64_num] = 0;
 	return -1;
 }
 #endif /* CONFIG_ATARI */
 
-    /*
-     *  Blank the display.
-     */
+/*
+ * Blank the display.
+ */
 
 static int atyfb_blank(int blank, struct fb_info *info)
 {
@@ -2768,20 +2844,20 @@ static int atyfb_blank(int blank, struct fb_info *info)
 	gen_cntl = aty_ld_le32(CRTC_GEN_CNTL, par);
 	gen_cntl &= ~0x400004c;
 	switch (blank) {
-		case FB_BLANK_UNBLANK:
-			break;
-		case FB_BLANK_NORMAL:
-			gen_cntl |= 0x4000040;
-			break;
-		case FB_BLANK_VSYNC_SUSPEND:
-			gen_cntl |= 0x4000048;
-			break;
-		case FB_BLANK_HSYNC_SUSPEND:
-			gen_cntl |= 0x4000044;
-			break;
-		case FB_BLANK_POWERDOWN:
-			gen_cntl |= 0x400004c;
-			break;
+	case FB_BLANK_UNBLANK:
+		break;
+	case FB_BLANK_NORMAL:
+		gen_cntl |= 0x4000040;
+		break;
+	case FB_BLANK_VSYNC_SUSPEND:
+		gen_cntl |= 0x4000048;
+		break;
+	case FB_BLANK_HSYNC_SUSPEND:
+		gen_cntl |= 0x4000044;
+		break;
+	case FB_BLANK_POWERDOWN:
+		gen_cntl |= 0x400004c;
+		break;
 	}
 	aty_st_le32(CRTC_GEN_CNTL, gen_cntl, par);
 
@@ -2806,15 +2882,15 @@ static void aty_st_pal(u_int regno, u_int red, u_int green, u_int blue,
 	aty_st_8(DAC_DATA, blue, par);
 }
 
-    /*
-     *  Set a single color register. The values supplied are already
-     *  rounded down to the hardware's capabilities (according to the
-     *  entries in the var structure). Return != 0 for invalid regno.
-     *  !! 4 & 8 =  PSEUDO, > 8 = DIRECTCOLOR
-     */
+/*
+ * Set a single color register. The values supplied are already
+ * rounded down to the hardware's capabilities (according to the
+ * entries in the var structure). Return != 0 for invalid regno.
+ * !! 4 & 8 =  PSEUDO, > 8 = DIRECTCOLOR
+ */
 
 static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
-	u_int transp, struct fb_info *info)
+			   u_int transp, struct fb_info *info)
 {
 	struct atyfb_par *par = (struct atyfb_par *) info->par;
 	int i, depth;
@@ -2868,16 +2944,15 @@ static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
 		if (depth == 16) {
 			if (regno < 32)
 				aty_st_pal(regno << 3, red,
-					   par->palette[regno<<1].green,
+					   par->palette[regno << 1].green,
 					   blue, par);
-			red = par->palette[regno>>1].red;
-			blue = par->palette[regno>>1].blue;
+			red = par->palette[regno >> 1].red;
+			blue = par->palette[regno >> 1].blue;
 			regno <<= 2;
 		} else if (depth == 15) {
 			regno <<= 3;
-			for(i = 0; i < 8; i++) {
-			    aty_st_pal(regno + i, red, green, blue, par);
-			}
+			for (i = 0; i < 8; i++)
+				aty_st_pal(regno + i, red, green, blue, par);
 		}
 	}
 	aty_st_pal(regno, red, green, blue, par);
@@ -2890,7 +2965,8 @@ static int atyfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
 #ifdef __sparc__
 
 static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
-			struct fb_info *info, unsigned long addr)
+				       struct fb_info *info,
+				       unsigned long addr)
 {
 	struct atyfb_par *par = info->par;
 	struct device_node *dp;
@@ -2978,7 +3054,8 @@ static int __devinit atyfb_setup_sparc(struct pci_dev *pdev,
 		j++;
 	}
 
-	if((ret = correct_chipset(par)))
+	ret = correct_chipset(par);
+	if (ret)
 		return ret;
 
 	if (IS_XL(pdev->device)) {
@@ -3108,28 +3185,28 @@ static void __devinit aty_init_lcd(struct atyfb_par *par, u32 bios_base)
 	u32 driv_inf_tab, sig;
 	u16 lcd_ofs;
 
-	/* To support an LCD panel, we should know it's dimensions and
+	/*
+	 * To support an LCD panel, we should know it's dimensions and
 	 *  it's desired pixel clock.
 	 * There are two ways to do it:
 	 *  - Check the startup video mode and calculate the panel
 	 *    size from it. This is unreliable.
 	 *  - Read it from the driver information table in the video BIOS.
-	*/
+	 */
 	/* Address of driver information table is at offset 0x78. */
 	driv_inf_tab = bios_base + *((u16 *)(bios_base+0x78));
 
 	/* Check for the driver information table signature. */
-	sig = (*(u32 *)driv_inf_tab);
+	sig = *(u32 *)driv_inf_tab;
 	if ((sig == 0x54504c24) || /* Rage LT pro */
-		(sig == 0x544d5224) || /* Rage mobility */
-		(sig == 0x54435824) || /* Rage XC */
-		(sig == 0x544c5824)) { /* Rage XL */
+	    (sig == 0x544d5224) || /* Rage mobility */
+	    (sig == 0x54435824) || /* Rage XC */
+	    (sig == 0x544c5824)) { /* Rage XL */
 		PRINTKI("BIOS contains driver information table.\n");
-		lcd_ofs = (*(u16 *)(driv_inf_tab + 10));
+		lcd_ofs = *(u16 *)(driv_inf_tab + 10);
 		par->lcd_table = 0;
-		if (lcd_ofs != 0) {
+		if (lcd_ofs != 0)
 			par->lcd_table = bios_base + lcd_ofs;
-		}
 	}
 
 	if (par->lcd_table != 0) {
@@ -3144,14 +3221,16 @@ static void __devinit aty_init_lcd(struct atyfb_par *par, u32 bios_base)
 		u16 width, height, panel_type, refresh_rates;
 		u16 *lcdmodeptr;
 		u32 format;
-		u8 lcd_refresh_rates[16] = {50,56,60,67,70,72,75,76,85,90,100,120,140,150,160,200};
-		/* The most important information is the panel size at
+		u8 lcd_refresh_rates[16] = { 50, 56, 60, 67, 70, 72, 75, 76, 85,
+					     90, 100, 120, 140, 150, 160, 200 };
+		/*
+		 * The most important information is the panel size at
 		 * offset 25 and 27, but there's some other nice information
 		 * which we print to the screen.
 		 */
 		id = *(u8 *)par->lcd_table;
-		strncpy(model,(char *)par->lcd_table+1,24);
-		model[23]=0;
+		strncpy(model, (char *)par->lcd_table+1, 24);
+		model[23] = 0;
 
 		width = par->lcd_width = *(u16 *)(par->lcd_table+25);
 		height = par->lcd_height = *(u16 *)(par->lcd_table+27);
@@ -3164,7 +3243,7 @@ static void __devinit aty_init_lcd(struct atyfb_par *par, u32 bios_base)
 			txtdual = "dual (split) ";
 		else
 			txtdual = "";
-		tech = (panel_type>>2) & 63;
+		tech = (panel_type >> 2) & 63;
 		switch (tech) {
 		case 0:
 			txtmonitor = "passive matrix";
@@ -3224,22 +3303,24 @@ static void __devinit aty_init_lcd(struct atyfb_par *par, u32 bios_base)
 			}
 		}
 		PRINTKI("%s%s %s monitor detected: %s\n",
-			txtdual ,txtcolour, txtmonitor, model);
+			txtdual, txtcolour, txtmonitor, model);
 		PRINTKI("       id=%d, %dx%d pixels, %s\n",
 			id, width, height, txtformat);
 		refresh_rates_buf[0] = 0;
 		refresh_rates = *(u16 *)(par->lcd_table+62);
 		m = 1;
 		f = 0;
-		for (i=0;i<16;i++) {
+		for (i = 0; i < 16; i++) {
 			if (refresh_rates & m) {
 				if (f == 0) {
-					sprintf(strbuf, "%d", lcd_refresh_rates[i]);
+					sprintf(strbuf, "%d",
+						lcd_refresh_rates[i]);
 					f++;
 				} else {
-					sprintf(strbuf, ",%d", lcd_refresh_rates[i]);
+					sprintf(strbuf, ",%d",
+						lcd_refresh_rates[i]);
 				}
-				strcat(refresh_rates_buf,strbuf);
+				strcat(refresh_rates_buf, strbuf);
 			}
 			m = m << 1;
 		}
@@ -3247,7 +3328,8 @@ static void __devinit aty_init_lcd(struct atyfb_par *par, u32 bios_base)
 		PRINTKI("       supports refresh rates [%s], default %d Hz\n",
 			refresh_rates_buf, lcd_refresh_rates[default_refresh_rate]);
 		par->lcd_refreshrate = lcd_refresh_rates[default_refresh_rate];
-		/* We now need to determine the crtc parameters for the
+		/*
+		 * We now need to determine the crtc parameters for the
 		 * LCD monitor. This is tricky, because they are not stored
 		 * individually in the BIOS. Instead, the BIOS contains a
 		 * table of display modes that work for this monitor.
@@ -3382,7 +3464,9 @@ static int __devinit init_from_bios(struct atyfb_par *par)
 }
 #endif /* __i386__ */
 
-static int __devinit atyfb_setup_generic(struct pci_dev *pdev, struct fb_info *info, unsigned long addr)
+static int __devinit atyfb_setup_generic(struct pci_dev *pdev,
+					 struct fb_info *info,
+					 unsigned long addr)
 {
 	struct atyfb_par *par = info->par;
 	u16 tmp;
@@ -3429,10 +3513,12 @@ static int __devinit atyfb_setup_generic(struct pci_dev *pdev, struct fb_info *i
 		goto atyfb_setup_generic_fail;
 	}
 
-	if((ret = correct_chipset(par)))
+	ret = correct_chipset(par);
+	if (ret)
 		goto atyfb_setup_generic_fail;
 #ifdef __i386__
-	if((ret = init_from_bios(par)))
+	ret = init_from_bios(par);
+	if (ret)
 		goto atyfb_setup_generic_fail;
 #endif
 	if (!(aty_ld_le32(CRTC_GEN_CNTL, par) & CRTC_EXT_DISP_EN))
@@ -3457,7 +3543,8 @@ atyfb_setup_generic_fail:
 
 #endif /* !__sparc__ */
 
-static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_device_id *ent)
+static int __devinit atyfb_pci_probe(struct pci_dev *pdev,
+				     const struct pci_device_id *ent)
 {
 	unsigned long addr, res_start, res_size;
 	struct fb_info *info;
@@ -3482,10 +3569,10 @@ static int __devinit atyfb_pci_probe(struct pci_dev *pdev, const struct pci_devi
 	/* Reserve space */
 	res_start = rp->start;
 	res_size = rp->end - rp->start + 1;
-	if (!request_mem_region (res_start, res_size, "atyfb"))
+	if (!request_mem_region(res_start, res_size, "atyfb"))
 		return -EBUSY;
 
-        /* Allocate framebuffer */
+	/* Allocate framebuffer */
 	info = framebuffer_alloc(sizeof(struct atyfb_par), &pdev->dev);
 	if (!info) {
 		PRINTKE("atyfb_pci_probe() can't alloc fb_info\n");
@@ -3573,7 +3660,8 @@ static int __init atyfb_atari_probe(void)
 	for (m64_num = 0; m64_num < mach64_count; m64_num++) {
 		if (!phys_vmembase[m64_num] || !phys_size[m64_num] ||
 		    !phys_guiregbase[m64_num]) {
-		    PRINTKI("phys_*[%d] parameters not set => returning early. \n", m64_num);
+			PRINTKI("phys_*[%d] parameters not set => "
+				"returning early. \n", m64_num);
 			continue;
 		}
 
@@ -3589,8 +3677,8 @@ static int __init atyfb_atari_probe(void)
 		par->irq = (unsigned int) -1; /* something invalid */
 
 		/*
-		 *  Map the video memory (physical address given) to somewhere in the
-		 *  kernel address space.
+		 * Map the video memory (physical address given)
+		 * to somewhere in the kernel address space.
 		 */
 		info->screen_base = ioremap(phys_vmembase[m64_num], phys_size[m64_num]);
 		info->fix.smem_start = (unsigned long)info->screen_base; /* Fake! */
@@ -3661,12 +3749,12 @@ static void __devexit atyfb_remove(struct fb_info *info)
 
 #ifdef CONFIG_MTRR
 	if (par->mtrr_reg >= 0) {
-	    mtrr_del(par->mtrr_reg, 0, 0);
-	    par->mtrr_reg = -1;
+		mtrr_del(par->mtrr_reg, 0, 0);
+		par->mtrr_reg = -1;
 	}
 	if (par->mtrr_aper >= 0) {
-	    mtrr_del(par->mtrr_aper, 0, 0);
-	    par->mtrr_aper = -1;
+		mtrr_del(par->mtrr_aper, 0, 0);
+		par->mtrr_aper = -1;
 	}
 #endif
 #ifndef __sparc__
@@ -3900,29 +3988,29 @@ static const struct dmi_system_id atyfb_reboot_ids[] = {
 
 static int __init atyfb_init(void)
 {
-    int err1 = 1, err2 = 1;
+	int err1 = 1, err2 = 1;
 #ifndef MODULE
-    char *option = NULL;
+	char *option = NULL;
 
-    if (fb_get_options("atyfb", &option))
-	return -ENODEV;
-    atyfb_setup(option);
+	if (fb_get_options("atyfb", &option))
+		return -ENODEV;
+	atyfb_setup(option);
 #endif
 
 #ifdef CONFIG_PCI
-    err1 = pci_register_driver(&atyfb_driver);
+	err1 = pci_register_driver(&atyfb_driver);
 #endif
 #ifdef CONFIG_ATARI
-    err2 = atyfb_atari_probe();
+	err2 = atyfb_atari_probe();
 #endif
 
-    if (err1 && err2)
-	return -ENODEV;
+	if (err1 && err2)
+		return -ENODEV;
 
-    if (dmi_check_system(atyfb_reboot_ids))
-	register_reboot_notifier(&atyfb_reboot_notifier);
+	if (dmi_check_system(atyfb_reboot_ids))
+		register_reboot_notifier(&atyfb_reboot_notifier);
 
-    return 0;
+	return 0;
 }
 
 static void __exit atyfb_exit(void)
@@ -3951,8 +4039,7 @@ MODULE_PARM_DESC(mclk, "int: override memory clock");
 module_param(xclk, int, 0);
 MODULE_PARM_DESC(xclk, "int: override accelerated engine clock");
 module_param(comp_sync, int, 0);
-MODULE_PARM_DESC(comp_sync,
-		 "Set composite sync signal to low (0) or high (1)");
+MODULE_PARM_DESC(comp_sync, "Set composite sync signal to low (0) or high (1)");
 module_param(mode, charp, 0);
 MODULE_PARM_DESC(mode, "Specify resolution as \"<xres>x<yres>[-<bpp>][@<refresh>]\" ");
 #ifdef CONFIG_MTRR
diff --git a/drivers/video/au1100fb.c b/drivers/video/au1100fb.c
index 378f27745a1d..a699aab63820 100644
--- a/drivers/video/au1100fb.c
+++ b/drivers/video/au1100fb.c
@@ -715,8 +715,11 @@ int au1100fb_setup(char *options)
 			}
 			/* Mode option (only option that start with digit) */
 			else if (isdigit(this_opt[0])) {
-				mode = kmalloc(strlen(this_opt) + 1, GFP_KERNEL);
-				strncpy(mode, this_opt, strlen(this_opt) + 1);
+				mode = kstrdup(this_opt, GFP_KERNEL);
+				if (!mode) {
+					print_err("memory allocation failed");
+					return -ENOMEM;
+				}
 			}
 			/* Unsupported option */
 			else {
diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig
index 90861cd93165..09bfa9662e4d 100644
--- a/drivers/video/backlight/Kconfig
+++ b/drivers/video/backlight/Kconfig
@@ -31,6 +31,13 @@ config LCD_CORGI
 	  Say y here to support the LCD panels usually found on SHARP
 	  corgi (C7x0) and spitz (Cxx00) models.
 
+config LCD_LMS283GF05
+	tristate "Samsung LMS283GF05 LCD"
+	depends on LCD_CLASS_DEVICE && SPI_MASTER && GENERIC_GPIO
+	help
+	  SPI driver for Samsung LMS283GF05. This provides basic support
+	  for powering the LCD up/down through a sysfs interface.
+
 config LCD_LTV350QV
 	tristate "Samsung LTV350QV LCD Panel"
 	depends on LCD_CLASS_DEVICE && SPI_MASTER
@@ -229,3 +236,29 @@ config BACKLIGHT_SAHARA
 	help
 	  If you have a Tabletkiosk Sahara Touch-iT, say y to enable the
 	  backlight driver.
+
+config BACKLIGHT_WM831X
+	tristate "WM831x PMIC Backlight Driver"
+	depends on BACKLIGHT_CLASS_DEVICE && MFD_WM831X
+	help
+	  If you have a backlight driven by the ISINK and DCDC of a
+	  WM831x PMIC say y to enable the backlight driver for it.
+
+config BACKLIGHT_ADX
+	tristate "Avionic Design Xanthos Backlight Driver"
+	depends on BACKLIGHT_CLASS_DEVICE && ARCH_PXA_ADX
+	default y
+	help
+	  Say Y to enable the backlight driver on Avionic Design Xanthos-based
+	  boards.
+
+config BACKLIGHT_ADP5520
+	tristate "Backlight Driver for ADP5520/ADP5501 using WLED"
+	depends on BACKLIGHT_CLASS_DEVICE && PMIC_ADP5520
+	help
+	  If you have a LCD backlight connected to the BST/BL_SNK output of
+	  ADP5520 or ADP5501, say Y here to enable this driver.
+
+	  To compile this driver as a module, choose M here: the module will
+	  be called adp5520_bl.
+
diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile
index 4eb178c1d684..9a405548874c 100644
--- a/drivers/video/backlight/Makefile
+++ b/drivers/video/backlight/Makefile
@@ -3,6 +3,7 @@
 obj-$(CONFIG_LCD_CLASS_DEVICE)     += lcd.o
 obj-$(CONFIG_LCD_CORGI)		   += corgi_lcd.o
 obj-$(CONFIG_LCD_HP700)		   += jornada720_lcd.o
+obj-$(CONFIG_LCD_LMS283GF05)	   += lms283gf05.o
 obj-$(CONFIG_LCD_LTV350QV)	   += ltv350qv.o
 obj-$(CONFIG_LCD_ILI9320)	   += ili9320.o
 obj-$(CONFIG_LCD_PLATFORM)	   += platform_lcd.o
@@ -24,4 +25,7 @@ obj-$(CONFIG_BACKLIGHT_DA903X)	+= da903x_bl.o
 obj-$(CONFIG_BACKLIGHT_MBP_NVIDIA) += mbp_nvidia_bl.o
 obj-$(CONFIG_BACKLIGHT_TOSA)	+= tosa_bl.o
 obj-$(CONFIG_BACKLIGHT_SAHARA)	+= kb3886_bl.o
+obj-$(CONFIG_BACKLIGHT_WM831X)	+= wm831x_bl.o
+obj-$(CONFIG_BACKLIGHT_ADX)    += adx_bl.o
+obj-$(CONFIG_BACKLIGHT_ADP5520)	+= adp5520_bl.o
 
diff --git a/drivers/video/backlight/adp5520_bl.c b/drivers/video/backlight/adp5520_bl.c
new file mode 100644
index 000000000000..ad05da5ba3c7
--- /dev/null
+++ b/drivers/video/backlight/adp5520_bl.c
@@ -0,0 +1,377 @@
+/*
+ * Backlight driver for Analog Devices ADP5520/ADP5501 MFD PMICs
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+#include <linux/mfd/adp5520.h>
+
+struct adp5520_bl {
+	struct device *master;
+	struct adp5520_backlight_platfrom_data *pdata;
+	struct mutex lock;
+	unsigned long cached_daylight_max;
+	int id;
+	int current_brightness;
+};
+
+static int adp5520_bl_set(struct backlight_device *bl, int brightness)
+{
+	struct adp5520_bl *data = bl_get_data(bl);
+	struct device *master = data->master;
+	int ret = 0;
+
+	if (data->pdata->en_ambl_sens) {
+		if ((brightness > 0) && (brightness < ADP5020_MAX_BRIGHTNESS)) {
+			/* Disable Ambient Light auto adjust */
+			ret |= adp5520_clr_bits(master, BL_CONTROL,
+					BL_AUTO_ADJ);
+			ret |= adp5520_write(master, DAYLIGHT_MAX, brightness);
+		} else {
+			/*
+			 * MAX_BRIGHTNESS -> Enable Ambient Light auto adjust
+			 * restore daylight l3 sysfs brightness
+			 */
+			ret |= adp5520_write(master, DAYLIGHT_MAX,
+					 data->cached_daylight_max);
+			ret |= adp5520_set_bits(master, BL_CONTROL,
+					 BL_AUTO_ADJ);
+		}
+	} else {
+		ret |= adp5520_write(master, DAYLIGHT_MAX, brightness);
+	}
+
+	if (data->current_brightness && brightness == 0)
+		ret |= adp5520_set_bits(master,
+				MODE_STATUS, DIM_EN);
+	else if (data->current_brightness == 0 && brightness)
+		ret |= adp5520_clr_bits(master,
+				MODE_STATUS, DIM_EN);
+
+	if (!ret)
+		data->current_brightness = brightness;
+
+	return ret;
+}
+
+static int adp5520_bl_update_status(struct backlight_device *bl)
+{
+	int brightness = bl->props.brightness;
+	if (bl->props.power != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	return adp5520_bl_set(bl, brightness);
+}
+
+static int adp5520_bl_get_brightness(struct backlight_device *bl)
+{
+	struct adp5520_bl *data = bl_get_data(bl);
+	int error;
+	uint8_t reg_val;
+
+	error = adp5520_read(data->master, BL_VALUE, &reg_val);
+
+	return error ? data->current_brightness : reg_val;
+}
+
+static struct backlight_ops adp5520_bl_ops = {
+	.update_status	= adp5520_bl_update_status,
+	.get_brightness	= adp5520_bl_get_brightness,
+};
+
+static int adp5520_bl_setup(struct backlight_device *bl)
+{
+	struct adp5520_bl *data = bl_get_data(bl);
+	struct device *master = data->master;
+	struct adp5520_backlight_platfrom_data *pdata = data->pdata;
+	int ret = 0;
+
+	ret |= adp5520_write(master, DAYLIGHT_MAX, pdata->l1_daylight_max);
+	ret |= adp5520_write(master, DAYLIGHT_DIM, pdata->l1_daylight_dim);
+
+	if (pdata->en_ambl_sens) {
+		data->cached_daylight_max = pdata->l1_daylight_max;
+		ret |= adp5520_write(master, OFFICE_MAX, pdata->l2_office_max);
+		ret |= adp5520_write(master, OFFICE_DIM, pdata->l2_office_dim);
+		ret |= adp5520_write(master, DARK_MAX, pdata->l3_dark_max);
+		ret |= adp5520_write(master, DARK_DIM, pdata->l3_dark_dim);
+		ret |= adp5520_write(master, L2_TRIP, pdata->l2_trip);
+		ret |= adp5520_write(master, L2_HYS, pdata->l2_hyst);
+		ret |= adp5520_write(master, L3_TRIP, pdata->l3_trip);
+		ret |= adp5520_write(master, L3_HYS, pdata->l3_hyst);
+		ret |= adp5520_write(master, ALS_CMPR_CFG,
+			ALS_CMPR_CFG_VAL(pdata->abml_filt, L3_EN));
+	}
+
+	ret |= adp5520_write(master, BL_CONTROL,
+			BL_CTRL_VAL(pdata->fade_led_law, pdata->en_ambl_sens));
+
+	ret |= adp5520_write(master, BL_FADE, FADE_VAL(pdata->fade_in,
+			pdata->fade_out));
+
+	ret |= adp5520_set_bits(master, MODE_STATUS, BL_EN | DIM_EN);
+
+	return ret;
+}
+
+static ssize_t adp5520_show(struct device *dev, char *buf, int reg)
+{
+	struct adp5520_bl *data = dev_get_drvdata(dev);
+	int error;
+	uint8_t reg_val;
+
+	mutex_lock(&data->lock);
+	error = adp5520_read(data->master, reg, &reg_val);
+	mutex_unlock(&data->lock);
+
+	return sprintf(buf, "%u\n", reg_val);
+}
+
+static ssize_t adp5520_store(struct device *dev, const char *buf,
+			 size_t count, int reg)
+{
+	struct adp5520_bl *data = dev_get_drvdata(dev);
+	unsigned long val;
+	int ret;
+
+	ret = strict_strtoul(buf, 10, &val);
+	if (ret)
+		return ret;
+
+	mutex_lock(&data->lock);
+	adp5520_write(data->master, reg, val);
+	mutex_unlock(&data->lock);
+
+	return count;
+}
+
+static ssize_t adp5520_bl_dark_max_show(struct device *dev,
+		struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, DARK_MAX);
+}
+
+static ssize_t adp5520_bl_dark_max_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t count)
+{
+	return adp5520_store(dev, buf, count, DARK_MAX);
+}
+static DEVICE_ATTR(dark_max, 0664, adp5520_bl_dark_max_show,
+			adp5520_bl_dark_max_store);
+
+static ssize_t adp5520_bl_office_max_show(struct device *dev,
+				     struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, OFFICE_MAX);
+}
+
+static ssize_t adp5520_bl_office_max_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t count)
+{
+	return adp5520_store(dev, buf, count, OFFICE_MAX);
+}
+static DEVICE_ATTR(office_max, 0664, adp5520_bl_office_max_show,
+			adp5520_bl_office_max_store);
+
+static ssize_t adp5520_bl_daylight_max_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, DAYLIGHT_MAX);
+}
+
+static ssize_t adp5520_bl_daylight_max_store(struct device *dev,
+		struct device_attribute *attr, const char *buf, size_t count)
+{
+	struct adp5520_bl *data = dev_get_drvdata(dev);
+
+	strict_strtoul(buf, 10, &data->cached_daylight_max);
+	return adp5520_store(dev, buf, count, DAYLIGHT_MAX);
+}
+static DEVICE_ATTR(daylight_max, 0664, adp5520_bl_daylight_max_show,
+			adp5520_bl_daylight_max_store);
+
+static ssize_t adp5520_bl_dark_dim_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, DARK_DIM);
+}
+
+static ssize_t adp5520_bl_dark_dim_store(struct device *dev,
+				     struct device_attribute *attr,
+				     const char *buf, size_t count)
+{
+	return adp5520_store(dev, buf, count, DARK_DIM);
+}
+static DEVICE_ATTR(dark_dim, 0664, adp5520_bl_dark_dim_show,
+			adp5520_bl_dark_dim_store);
+
+static ssize_t adp5520_bl_office_dim_show(struct device *dev,
+			struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, OFFICE_DIM);
+}
+
+static ssize_t adp5520_bl_office_dim_store(struct device *dev,
+				     struct device_attribute *attr,
+				     const char *buf, size_t count)
+{
+	return adp5520_store(dev, buf, count, OFFICE_DIM);
+}
+static DEVICE_ATTR(office_dim, 0664, adp5520_bl_office_dim_show,
+			adp5520_bl_office_dim_store);
+
+static ssize_t adp5520_bl_daylight_dim_show(struct device *dev,
+				     struct device_attribute *attr, char *buf)
+{
+	return adp5520_show(dev, buf, DAYLIGHT_DIM);
+}
+
+static ssize_t adp5520_bl_daylight_dim_store(struct device *dev,
+				     struct device_attribute *attr,
+				     const char *buf, size_t count)
+{
+	return adp5520_store(dev, buf, count, DAYLIGHT_DIM);
+}
+static DEVICE_ATTR(daylight_dim, 0664, adp5520_bl_daylight_dim_show,
+			adp5520_bl_daylight_dim_store);
+
+static struct attribute *adp5520_bl_attributes[] = {
+	&dev_attr_dark_max.attr,
+	&dev_attr_dark_dim.attr,
+	&dev_attr_office_max.attr,
+	&dev_attr_office_dim.attr,
+	&dev_attr_daylight_max.attr,
+	&dev_attr_daylight_dim.attr,
+	NULL
+};
+
+static const struct attribute_group adp5520_bl_attr_group = {
+	.attrs = adp5520_bl_attributes,
+};
+
+static int __devinit adp5520_bl_probe(struct platform_device *pdev)
+{
+	struct backlight_device *bl;
+	struct adp5520_bl *data;
+	int ret = 0;
+
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (data == NULL)
+		return -ENOMEM;
+
+	data->master = pdev->dev.parent;
+	data->pdata = pdev->dev.platform_data;
+
+	if (data->pdata  == NULL) {
+		dev_err(&pdev->dev, "missing platform data\n");
+		kfree(data);
+		return -ENODEV;
+	}
+
+	data->id = pdev->id;
+	data->current_brightness = 0;
+
+	mutex_init(&data->lock);
+
+	bl = backlight_device_register(pdev->name, data->master,
+			data, &adp5520_bl_ops);
+	if (IS_ERR(bl)) {
+		dev_err(&pdev->dev, "failed to register backlight\n");
+		kfree(data);
+		return PTR_ERR(bl);
+	}
+
+	bl->props.max_brightness =
+		bl->props.brightness = ADP5020_MAX_BRIGHTNESS;
+
+	if (data->pdata->en_ambl_sens)
+		ret = sysfs_create_group(&bl->dev.kobj,
+			&adp5520_bl_attr_group);
+
+	if (ret) {
+		dev_err(&pdev->dev, "failed to register sysfs\n");
+		backlight_device_unregister(bl);
+		kfree(data);
+	}
+
+	platform_set_drvdata(pdev, bl);
+	ret |= adp5520_bl_setup(bl);
+	backlight_update_status(bl);
+
+	return ret;
+}
+
+static int __devexit adp5520_bl_remove(struct platform_device *pdev)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+	struct adp5520_bl *data = bl_get_data(bl);
+
+	adp5520_clr_bits(data->master, MODE_STATUS, BL_EN);
+
+	if (data->pdata->en_ambl_sens)
+		sysfs_remove_group(&bl->dev.kobj,
+				&adp5520_bl_attr_group);
+
+	backlight_device_unregister(bl);
+	kfree(data);
+
+	return 0;
+}
+
+#ifdef CONFIG_PM
+static int adp5520_bl_suspend(struct platform_device *pdev,
+				 pm_message_t state)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+	return adp5520_bl_set(bl, 0);
+}
+
+static int adp5520_bl_resume(struct platform_device *pdev)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+
+	backlight_update_status(bl);
+	return 0;
+}
+#else
+#define adp5520_bl_suspend	NULL
+#define adp5520_bl_resume	NULL
+#endif
+
+static struct platform_driver adp5520_bl_driver = {
+	.driver		= {
+		.name	= "adp5520-backlight",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= adp5520_bl_probe,
+	.remove		= __devexit_p(adp5520_bl_remove),
+	.suspend	= adp5520_bl_suspend,
+	.resume		= adp5520_bl_resume,
+};
+
+static int __init adp5520_bl_init(void)
+{
+	return platform_driver_register(&adp5520_bl_driver);
+}
+module_init(adp5520_bl_init);
+
+static void __exit adp5520_bl_exit(void)
+{
+	platform_driver_unregister(&adp5520_bl_driver);
+}
+module_exit(adp5520_bl_exit);
+
+MODULE_AUTHOR("Michael Hennerich <hennerich@blackfin.uclinux.org>");
+MODULE_DESCRIPTION("ADP5520(01) Backlight Driver");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:adp5520-backlight");
diff --git a/drivers/video/backlight/adx_bl.c b/drivers/video/backlight/adx_bl.c
new file mode 100644
index 000000000000..2c3bdfc620b7
--- /dev/null
+++ b/drivers/video/backlight/adx_bl.c
@@ -0,0 +1,178 @@
+/*
+ * linux/drivers/video/backlight/adx.c
+ *
+ * Copyright (C) 2009 Avionic Design GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * Written by Thierry Reding <thierry.reding@avionic-design.de>
+ */
+
+#include <linux/backlight.h>
+#include <linux/fb.h>
+#include <linux/io.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+/* register definitions */
+#define ADX_BACKLIGHT_CONTROL		0x00
+#define ADX_BACKLIGHT_CONTROL_ENABLE	(1 << 0)
+#define ADX_BACKLIGHT_BRIGHTNESS	0x08
+#define ADX_BACKLIGHT_STATUS		0x10
+#define ADX_BACKLIGHT_ERROR		0x18
+
+struct adxbl {
+	void __iomem *base;
+};
+
+static int adx_backlight_update_status(struct backlight_device *bldev)
+{
+	struct adxbl *bl = bl_get_data(bldev);
+	u32 value;
+
+	value = bldev->props.brightness;
+	writel(value, bl->base + ADX_BACKLIGHT_BRIGHTNESS);
+
+	value = readl(bl->base + ADX_BACKLIGHT_CONTROL);
+
+	if (bldev->props.state & BL_CORE_FBBLANK)
+		value &= ~ADX_BACKLIGHT_CONTROL_ENABLE;
+	else
+		value |= ADX_BACKLIGHT_CONTROL_ENABLE;
+
+	writel(value, bl->base + ADX_BACKLIGHT_CONTROL);
+
+	return 0;
+}
+
+static int adx_backlight_get_brightness(struct backlight_device *bldev)
+{
+	struct adxbl *bl = bl_get_data(bldev);
+	u32 brightness;
+
+	brightness = readl(bl->base + ADX_BACKLIGHT_BRIGHTNESS);
+	return brightness & 0xff;
+}
+
+static int adx_backlight_check_fb(struct fb_info *fb)
+{
+	return 1;
+}
+
+static struct backlight_ops adx_backlight_ops = {
+	.options = 0,
+	.update_status = adx_backlight_update_status,
+	.get_brightness = adx_backlight_get_brightness,
+	.check_fb = adx_backlight_check_fb,
+};
+
+static int __devinit adx_backlight_probe(struct platform_device *pdev)
+{
+	struct backlight_device *bldev;
+	struct resource *res;
+	struct adxbl *bl;
+	int ret = 0;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		ret = -ENXIO;
+		goto out;
+	}
+
+	res = devm_request_mem_region(&pdev->dev, res->start,
+			resource_size(res), res->name);
+	if (!res) {
+		ret = -ENXIO;
+		goto out;
+	}
+
+	bl = devm_kzalloc(&pdev->dev, sizeof(*bl), GFP_KERNEL);
+	if (!bl) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	bl->base = devm_ioremap_nocache(&pdev->dev, res->start,
+			resource_size(res));
+	if (!bl->base) {
+		ret = -ENXIO;
+		goto out;
+	}
+
+	bldev = backlight_device_register(dev_name(&pdev->dev), &pdev->dev, bl,
+			&adx_backlight_ops);
+	if (!bldev) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	bldev->props.max_brightness = 0xff;
+	bldev->props.brightness = 0xff;
+	bldev->props.power = FB_BLANK_UNBLANK;
+
+	platform_set_drvdata(pdev, bldev);
+
+out:
+	return ret;
+}
+
+static int __devexit adx_backlight_remove(struct platform_device *pdev)
+{
+	struct backlight_device *bldev;
+	int ret = 0;
+
+	bldev = platform_get_drvdata(pdev);
+	bldev->props.power = FB_BLANK_UNBLANK;
+	bldev->props.brightness = 0xff;
+	backlight_update_status(bldev);
+	backlight_device_unregister(bldev);
+	platform_set_drvdata(pdev, NULL);
+
+	return ret;
+}
+
+#ifdef CONFIG_PM
+static int adx_backlight_suspend(struct platform_device *pdev,
+		pm_message_t state)
+{
+	return 0;
+}
+
+static int adx_backlight_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+#else
+#define adx_backlight_suspend NULL
+#define adx_backlight_resume NULL
+#endif
+
+static struct platform_driver adx_backlight_driver = {
+	.probe = adx_backlight_probe,
+	.remove = __devexit_p(adx_backlight_remove),
+	.suspend = adx_backlight_suspend,
+	.resume = adx_backlight_resume,
+	.driver = {
+		.name = "adx-backlight",
+		.owner = THIS_MODULE,
+	},
+};
+
+static int __init adx_backlight_init(void)
+{
+	return platform_driver_register(&adx_backlight_driver);
+}
+
+static void __exit adx_backlight_exit(void)
+{
+	platform_driver_unregister(&adx_backlight_driver);
+}
+
+module_init(adx_backlight_init);
+module_exit(adx_backlight_exit);
+
+MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>");
+MODULE_DESCRIPTION("Avionic Design Xanthos Backlight Driver");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/video/backlight/backlight.c b/drivers/video/backlight/backlight.c
index 157057c79ca3..6615ac7fa60a 100644
--- a/drivers/video/backlight/backlight.c
+++ b/drivers/video/backlight/backlight.c
@@ -73,6 +73,27 @@ static inline void backlight_unregister_fb(struct backlight_device *bd)
 }
 #endif /* CONFIG_FB */
 
+static void backlight_generate_event(struct backlight_device *bd,
+				     enum backlight_update_reason reason)
+{
+	char *envp[2];
+
+	switch (reason) {
+	case BACKLIGHT_UPDATE_SYSFS:
+		envp[0] = "SOURCE=sysfs";
+		break;
+	case BACKLIGHT_UPDATE_HOTKEY:
+		envp[0] = "SOURCE=hotkey";
+		break;
+	default:
+		envp[0] = "SOURCE=unknown";
+		break;
+	}
+	envp[1] = NULL;
+	kobject_uevent_env(&bd->dev.kobj, KOBJ_CHANGE, envp);
+	sysfs_notify(&bd->dev.kobj, NULL, "actual_brightness");
+}
+
 static ssize_t backlight_show_power(struct device *dev,
 		struct device_attribute *attr,char *buf)
 {
@@ -142,6 +163,8 @@ static ssize_t backlight_store_brightness(struct device *dev,
 	}
 	mutex_unlock(&bd->ops_lock);
 
+	backlight_generate_event(bd, BACKLIGHT_UPDATE_SYSFS);
+
 	return rc;
 }
 
@@ -214,6 +237,25 @@ static struct device_attribute bl_device_attributes[] = {
 };
 
 /**
+ * backlight_force_update - tell the backlight subsystem that hardware state
+ *   has changed
+ * @bd: the backlight device to update
+ *
+ * Updates the internal state of the backlight in response to a hardware event,
+ * and generate a uevent to notify userspace
+ */
+void backlight_force_update(struct backlight_device *bd,
+			    enum backlight_update_reason reason)
+{
+	mutex_lock(&bd->ops_lock);
+	if (bd->ops && bd->ops->get_brightness)
+		bd->props.brightness = bd->ops->get_brightness(bd);
+	mutex_unlock(&bd->ops_lock);
+	backlight_generate_event(bd, reason);
+}
+EXPORT_SYMBOL(backlight_force_update);
+
+/**
  * backlight_device_register - create and register a new object of
  *   backlight_device class.
  * @name: the name of the new object(must be the same as the name of the
diff --git a/drivers/video/backlight/corgi_lcd.c b/drivers/video/backlight/corgi_lcd.c
index f8a4bb20f41a..96774949cd30 100644
--- a/drivers/video/backlight/corgi_lcd.c
+++ b/drivers/video/backlight/corgi_lcd.c
@@ -433,8 +433,9 @@ static int corgi_bl_update_status(struct backlight_device *bd)
 
 	if (corgibl_flags & CORGIBL_SUSPENDED)
 		intensity = 0;
-	if (corgibl_flags & CORGIBL_BATTLOW)
-		intensity &= lcd->limit_mask;
+
+	if ((corgibl_flags & CORGIBL_BATTLOW) && intensity > lcd->limit_mask)
+		intensity = lcd->limit_mask;
 
 	return corgi_bl_set_intensity(lcd, intensity);
 }
@@ -639,3 +640,4 @@ module_exit(corgi_lcd_exit);
 MODULE_DESCRIPTION("LCD and backlight driver for SHARP C7x0/Cxx00");
 MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:corgi-lcd");
diff --git a/drivers/video/backlight/da903x_bl.c b/drivers/video/backlight/da903x_bl.c
index 93bb4340cc64..701a1081e199 100644
--- a/drivers/video/backlight/da903x_bl.c
+++ b/drivers/video/backlight/da903x_bl.c
@@ -154,34 +154,38 @@ static int da903x_backlight_remove(struct platform_device *pdev)
 }
 
 #ifdef CONFIG_PM
-static int da903x_backlight_suspend(struct platform_device *pdev,
-				 pm_message_t state)
+static int da903x_backlight_suspend(struct device *dev)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	struct backlight_device *bl = platform_get_drvdata(pdev);
 	return da903x_backlight_set(bl, 0);
 }
 
-static int da903x_backlight_resume(struct platform_device *pdev)
+static int da903x_backlight_resume(struct device *dev)
 {
+	struct platform_device *pdev = to_platform_device(dev);
 	struct backlight_device *bl = platform_get_drvdata(pdev);
 
 	backlight_update_status(bl);
 	return 0;
 }
-#else
-#define da903x_backlight_suspend	NULL
-#define da903x_backlight_resume		NULL
+
+static struct dev_pm_ops da903x_backlight_pm_ops = {
+	.suspend	= da903x_backlight_suspend,
+	.resume		= da903x_backlight_resume,
+};
 #endif
 
 static struct platform_driver da903x_backlight_driver = {
 	.driver		= {
 		.name	= "da903x-backlight",
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &da903x_backlight_pm_ops,
+#endif
 	},
 	.probe		= da903x_backlight_probe,
 	.remove		= da903x_backlight_remove,
-	.suspend	= da903x_backlight_suspend,
-	.resume		= da903x_backlight_resume,
 };
 
 static int __init da903x_backlight_init(void)
diff --git a/drivers/video/backlight/hp680_bl.c b/drivers/video/backlight/hp680_bl.c
index 5be55a20d8c7..7fb4eefff80d 100644
--- a/drivers/video/backlight/hp680_bl.c
+++ b/drivers/video/backlight/hp680_bl.c
@@ -103,7 +103,7 @@ static struct backlight_ops hp680bl_ops = {
 	.update_status  = hp680bl_set_intensity,
 };
 
-static int __init hp680bl_probe(struct platform_device *pdev)
+static int __devinit hp680bl_probe(struct platform_device *pdev)
 {
 	struct backlight_device *bd;
 
diff --git a/drivers/video/backlight/lcd.c b/drivers/video/backlight/lcd.c
index b6449470106c..a482dd7b0311 100644
--- a/drivers/video/backlight/lcd.c
+++ b/drivers/video/backlight/lcd.c
@@ -56,7 +56,7 @@ static int fb_notifier_callback(struct notifier_block *self,
 
 static int lcd_register_fb(struct lcd_device *ld)
 {
-	memset(&ld->fb_notif, 0, sizeof(&ld->fb_notif));
+	memset(&ld->fb_notif, 0, sizeof(ld->fb_notif));
 	ld->fb_notif.notifier_call = fb_notifier_callback;
 	return fb_register_client(&ld->fb_notif);
 }
diff --git a/drivers/video/backlight/lms283gf05.c b/drivers/video/backlight/lms283gf05.c
new file mode 100644
index 000000000000..447b542a20ca
--- /dev/null
+++ b/drivers/video/backlight/lms283gf05.c
@@ -0,0 +1,242 @@
+/*
+ * lms283gf05.c -- support for Samsung LMS283GF05 LCD
+ *
+ * Copyright (c) 2009 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/device.h>
+#include <linux/kernel.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/lcd.h>
+
+#include <linux/spi/spi.h>
+#include <linux/spi/lms283gf05.h>
+
+struct lms283gf05_state {
+	struct spi_device	*spi;
+	struct lcd_device	*ld;
+};
+
+struct lms283gf05_seq {
+	unsigned char		reg;
+	unsigned short		value;
+	unsigned char		delay;
+};
+
+/* Magic sequences supplied by manufacturer, for details refer to datasheet */
+static struct lms283gf05_seq disp_initseq[] = {
+	/* REG, VALUE, DELAY */
+	{ 0x07, 0x0000, 0 },
+	{ 0x13, 0x0000, 10 },
+
+	{ 0x11, 0x3004, 0 },
+	{ 0x14, 0x200F, 0 },
+	{ 0x10, 0x1a20, 0 },
+	{ 0x13, 0x0040, 50 },
+
+	{ 0x13, 0x0060, 0 },
+	{ 0x13, 0x0070, 200 },
+
+	{ 0x01, 0x0127, 0 },
+	{ 0x02,	0x0700, 0 },
+	{ 0x03, 0x1030, 0 },
+	{ 0x08, 0x0208, 0 },
+	{ 0x0B, 0x0620, 0 },
+	{ 0x0C, 0x0110, 0 },
+	{ 0x30, 0x0120, 0 },
+	{ 0x31, 0x0127, 0 },
+	{ 0x32, 0x0000, 0 },
+	{ 0x33, 0x0503, 0 },
+	{ 0x34, 0x0727, 0 },
+	{ 0x35, 0x0124, 0 },
+	{ 0x36, 0x0706, 0 },
+	{ 0x37, 0x0701, 0 },
+	{ 0x38, 0x0F00, 0 },
+	{ 0x39, 0x0F00, 0 },
+	{ 0x40, 0x0000, 0 },
+	{ 0x41, 0x0000, 0 },
+	{ 0x42, 0x013f, 0 },
+	{ 0x43, 0x0000, 0 },
+	{ 0x44, 0x013f, 0 },
+	{ 0x45, 0x0000, 0 },
+	{ 0x46, 0xef00, 0 },
+	{ 0x47, 0x013f, 0 },
+	{ 0x48, 0x0000, 0 },
+	{ 0x07, 0x0015, 30 },
+
+	{ 0x07, 0x0017, 0 },
+
+	{ 0x20, 0x0000, 0 },
+	{ 0x21, 0x0000, 0 },
+	{ 0x22, 0x0000, 0 }
+};
+
+static struct lms283gf05_seq disp_pdwnseq[] = {
+	{ 0x07, 0x0016, 30 },
+
+	{ 0x07, 0x0004, 0 },
+	{ 0x10, 0x0220, 20 },
+
+	{ 0x13, 0x0060, 50 },
+
+	{ 0x13, 0x0040, 50 },
+
+	{ 0x13, 0x0000, 0 },
+	{ 0x10, 0x0000, 0 }
+};
+
+
+static void lms283gf05_reset(unsigned long gpio, bool inverted)
+{
+	gpio_set_value(gpio, !inverted);
+	mdelay(100);
+	gpio_set_value(gpio, inverted);
+	mdelay(20);
+	gpio_set_value(gpio, !inverted);
+	mdelay(20);
+}
+
+static void lms283gf05_toggle(struct spi_device *spi,
+			struct lms283gf05_seq *seq, int sz)
+{
+	char buf[3];
+	int i;
+
+	for (i = 0; i < sz; i++) {
+		buf[0] = 0x74;
+		buf[1] = 0x00;
+		buf[2] = seq[i].reg;
+		spi_write(spi, buf, 3);
+
+		buf[0] = 0x76;
+		buf[1] = seq[i].value >> 8;
+		buf[2] = seq[i].value & 0xff;
+		spi_write(spi, buf, 3);
+
+		mdelay(seq[i].delay);
+	}
+}
+
+static int lms283gf05_power_set(struct lcd_device *ld, int power)
+{
+	struct lms283gf05_state *st = lcd_get_data(ld);
+	struct spi_device *spi = st->spi;
+	struct lms283gf05_pdata *pdata = spi->dev.platform_data;
+
+	if (power) {
+		if (pdata)
+			lms283gf05_reset(pdata->reset_gpio,
+					pdata->reset_inverted);
+		lms283gf05_toggle(spi, disp_initseq, ARRAY_SIZE(disp_initseq));
+	} else {
+		lms283gf05_toggle(spi, disp_pdwnseq, ARRAY_SIZE(disp_pdwnseq));
+		if (pdata)
+			gpio_set_value(pdata->reset_gpio,
+					pdata->reset_inverted);
+	}
+
+	return 0;
+}
+
+static struct lcd_ops lms_ops = {
+	.set_power	= lms283gf05_power_set,
+	.get_power	= NULL,
+};
+
+static int __devinit lms283gf05_probe(struct spi_device *spi)
+{
+	struct lms283gf05_state *st;
+	struct lms283gf05_pdata *pdata = spi->dev.platform_data;
+	struct lcd_device *ld;
+	int ret = 0;
+
+	if (pdata != NULL) {
+		ret = gpio_request(pdata->reset_gpio, "LMS285GF05 RESET");
+		if (ret)
+			return ret;
+
+		ret = gpio_direction_output(pdata->reset_gpio,
+						!pdata->reset_inverted);
+		if (ret)
+			goto err;
+	}
+
+	st = kzalloc(sizeof(struct lms283gf05_state), GFP_KERNEL);
+	if (st == NULL) {
+		dev_err(&spi->dev, "No memory for device state\n");
+		ret = -ENOMEM;
+		goto err;
+	}
+
+	ld = lcd_device_register("lms283gf05", &spi->dev, st, &lms_ops);
+	if (IS_ERR(ld)) {
+		ret = PTR_ERR(ld);
+		goto err2;
+	}
+
+	st->spi = spi;
+	st->ld = ld;
+
+	dev_set_drvdata(&spi->dev, st);
+
+	/* kick in the LCD */
+	if (pdata)
+		lms283gf05_reset(pdata->reset_gpio, pdata->reset_inverted);
+	lms283gf05_toggle(spi, disp_initseq, ARRAY_SIZE(disp_initseq));
+
+	return 0;
+
+err2:
+	kfree(st);
+err:
+	if (pdata != NULL)
+		gpio_free(pdata->reset_gpio);
+
+	return ret;
+}
+
+static int __devexit lms283gf05_remove(struct spi_device *spi)
+{
+	struct lms283gf05_state *st = dev_get_drvdata(&spi->dev);
+	struct lms283gf05_pdata *pdata = st->spi->dev.platform_data;
+
+	lcd_device_unregister(st->ld);
+
+	if (pdata != NULL)
+		gpio_free(pdata->reset_gpio);
+
+	kfree(st);
+
+	return 0;
+}
+
+static struct spi_driver lms283gf05_driver = {
+	.driver = {
+		.name	= "lms283gf05",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= lms283gf05_probe,
+	.remove		= __devexit_p(lms283gf05_remove),
+};
+
+static __init int lms283gf05_init(void)
+{
+	return spi_register_driver(&lms283gf05_driver);
+}
+
+static __exit void lms283gf05_exit(void)
+{
+	spi_unregister_driver(&lms283gf05_driver);
+}
+
+module_init(lms283gf05_init);
+module_exit(lms283gf05_exit);
+
+MODULE_AUTHOR("Marek Vasut <marek.vasut@gmail.com>");
+MODULE_DESCRIPTION("LCD283GF05 LCD");
+MODULE_LICENSE("GPL v2");
diff --git a/drivers/video/backlight/ltv350qv.c b/drivers/video/backlight/ltv350qv.c
index 2eb206bf73e6..4631ca8fa4a4 100644
--- a/drivers/video/backlight/ltv350qv.c
+++ b/drivers/video/backlight/ltv350qv.c
@@ -328,3 +328,4 @@ module_exit(ltv350qv_exit);
 MODULE_AUTHOR("Haavard Skinnemoen <hskinnemoen@atmel.com>");
 MODULE_DESCRIPTION("Samsung LTV350QV LCD Driver");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:ltv350qv");
diff --git a/drivers/video/backlight/mbp_nvidia_bl.c b/drivers/video/backlight/mbp_nvidia_bl.c
index 3bb4c0a50c62..9edb8d7c295f 100644
--- a/drivers/video/backlight/mbp_nvidia_bl.c
+++ b/drivers/video/backlight/mbp_nvidia_bl.c
@@ -166,6 +166,15 @@ static const struct dmi_system_id __initdata mbp_device_table[] = {
 	},
 	{
 		.callback	= mbp_dmi_match,
+		.ident		= "MacBookAir 1,1",
+		.matches	= {
+			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookAir1,1"),
+		},
+		.driver_data	= (void *)&intel_chipset_data,
+	},
+	{
+		.callback	= mbp_dmi_match,
 		.ident		= "MacBook 5,1",
 		.matches	= {
 			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
@@ -175,6 +184,15 @@ static const struct dmi_system_id __initdata mbp_device_table[] = {
 	},
 	{
 		.callback	= mbp_dmi_match,
+		.ident		= "MacBook 5,2",
+		.matches	= {
+			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "MacBook5,2"),
+		},
+		.driver_data	= (void *)&nvidia_chipset_data,
+	},
+	{
+		.callback	= mbp_dmi_match,
 		.ident		= "MacBookAir 2,1",
 		.matches	= {
 			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
@@ -191,6 +209,24 @@ static const struct dmi_system_id __initdata mbp_device_table[] = {
 		},
 		.driver_data	= (void *)&nvidia_chipset_data,
 	},
+	{
+		.callback	= mbp_dmi_match,
+		.ident		= "MacBookPro 5,2",
+		.matches	= {
+			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5,2"),
+		},
+		.driver_data	= (void *)&nvidia_chipset_data,
+	},
+	{
+		.callback	= mbp_dmi_match,
+		.ident		= "MacBookPro 5,5",
+		.matches	= {
+			DMI_MATCH(DMI_SYS_VENDOR, "Apple Inc."),
+			DMI_MATCH(DMI_PRODUCT_NAME, "MacBookPro5,5"),
+		},
+		.driver_data	= (void *)&nvidia_chipset_data,
+	},
 	{ }
 };
 
diff --git a/drivers/video/backlight/tdo24m.c b/drivers/video/backlight/tdo24m.c
index 51422fc4f606..bbfb502add67 100644
--- a/drivers/video/backlight/tdo24m.c
+++ b/drivers/video/backlight/tdo24m.c
@@ -472,3 +472,4 @@ module_exit(tdo24m_exit);
 MODULE_AUTHOR("Eric Miao <eric.miao@marvell.com>");
 MODULE_DESCRIPTION("Driver for Toppoly TDO24M LCD Panel");
 MODULE_LICENSE("GPL");
+MODULE_ALIAS("spi:tdo24m");
diff --git a/drivers/video/backlight/tosa_lcd.c b/drivers/video/backlight/tosa_lcd.c
index b7fbc75a62fc..50ec17dfc517 100644
--- a/drivers/video/backlight/tosa_lcd.c
+++ b/drivers/video/backlight/tosa_lcd.c
@@ -300,4 +300,4 @@ module_exit(tosa_lcd_exit);
 MODULE_AUTHOR("Dmitry Baryshkov");
 MODULE_LICENSE("GPL v2");
 MODULE_DESCRIPTION("LCD/Backlight control for Sharp SL-6000 PDA");
-
+MODULE_ALIAS("spi:tosa-lcd");
diff --git a/drivers/video/backlight/vgg2432a4.c b/drivers/video/backlight/vgg2432a4.c
index 8e653b8a6f17..b49063c831e7 100644
--- a/drivers/video/backlight/vgg2432a4.c
+++ b/drivers/video/backlight/vgg2432a4.c
@@ -280,5 +280,4 @@ module_exit(vgg2432a4_exit);
 MODULE_AUTHOR("Ben Dooks <ben-linux@fluff.org>");
 MODULE_DESCRIPTION("VGG2432A4 LCD Driver");
 MODULE_LICENSE("GPL v2");
-
-
+MODULE_ALIAS("spi:VGG2432A4");
diff --git a/drivers/video/backlight/wm831x_bl.c b/drivers/video/backlight/wm831x_bl.c
new file mode 100644
index 000000000000..467bdb7efb23
--- /dev/null
+++ b/drivers/video/backlight/wm831x_bl.c
@@ -0,0 +1,250 @@
+/*
+ * Backlight driver for Wolfson Microelectronics WM831x PMICs
+ *
+ * Copyright 2009 Wolfson Microelectonics plc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/platform_device.h>
+#include <linux/fb.h>
+#include <linux/backlight.h>
+
+#include <linux/mfd/wm831x/core.h>
+#include <linux/mfd/wm831x/pdata.h>
+#include <linux/mfd/wm831x/regulator.h>
+
+struct wm831x_backlight_data {
+	struct wm831x *wm831x;
+	int isink_reg;
+	int current_brightness;
+};
+
+static int wm831x_backlight_set(struct backlight_device *bl, int brightness)
+{
+	struct wm831x_backlight_data *data = bl_get_data(bl);
+	struct wm831x *wm831x = data->wm831x;
+	int power_up = !data->current_brightness && brightness;
+	int power_down = data->current_brightness && !brightness;
+	int ret;
+
+	if (power_up) {
+		/* Enable the ISINK */
+		ret = wm831x_set_bits(wm831x, data->isink_reg,
+				      WM831X_CS1_ENA, WM831X_CS1_ENA);
+		if (ret < 0)
+			goto err;
+
+		/* Enable the DC-DC */
+		ret = wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE,
+				      WM831X_DC4_ENA, WM831X_DC4_ENA);
+		if (ret < 0)
+			goto err;
+	}
+
+	if (power_down) {
+		/* DCDC first */
+		ret = wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE,
+				      WM831X_DC4_ENA, 0);
+		if (ret < 0)
+			goto err;
+
+		/* ISINK */
+		ret = wm831x_set_bits(wm831x, data->isink_reg,
+				      WM831X_CS1_DRIVE | WM831X_CS1_ENA, 0);
+		if (ret < 0)
+			goto err;
+	}
+
+	/* Set the new brightness */
+	ret = wm831x_set_bits(wm831x, data->isink_reg,
+			      WM831X_CS1_ISEL_MASK, brightness);
+	if (ret < 0)
+		goto err;
+
+	if (power_up) {
+		/* Drive current through the ISINK */
+		ret = wm831x_set_bits(wm831x, data->isink_reg,
+				      WM831X_CS1_DRIVE, WM831X_CS1_DRIVE);
+		if (ret < 0)
+			return ret;
+	}
+
+	data->current_brightness = brightness;
+
+	return 0;
+
+err:
+	/* If we were in the middle of a power transition always shut down
+	 * for safety.
+	 */
+	if (power_up || power_down) {
+		wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, WM831X_DC4_ENA, 0);
+		wm831x_set_bits(wm831x, data->isink_reg, WM831X_CS1_ENA, 0);
+	}
+
+	return ret;
+}
+
+static int wm831x_backlight_update_status(struct backlight_device *bl)
+{
+	int brightness = bl->props.brightness;
+
+	if (bl->props.power != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	if (bl->props.fb_blank != FB_BLANK_UNBLANK)
+		brightness = 0;
+
+	if (bl->props.state & BL_CORE_SUSPENDED)
+		brightness = 0;
+
+	return wm831x_backlight_set(bl, brightness);
+}
+
+static int wm831x_backlight_get_brightness(struct backlight_device *bl)
+{
+	struct wm831x_backlight_data *data = bl_get_data(bl);
+	return data->current_brightness;
+}
+
+static struct backlight_ops wm831x_backlight_ops = {
+	.options = BL_CORE_SUSPENDRESUME,
+	.update_status	= wm831x_backlight_update_status,
+	.get_brightness	= wm831x_backlight_get_brightness,
+};
+
+static int wm831x_backlight_probe(struct platform_device *pdev)
+{
+	struct wm831x *wm831x = dev_get_drvdata(pdev->dev.parent);
+	struct wm831x_pdata *wm831x_pdata;
+	struct wm831x_backlight_pdata *pdata;
+	struct wm831x_backlight_data *data;
+	struct backlight_device *bl;
+	int ret, i, max_isel, isink_reg, dcdc_cfg;
+
+	/* We need platform data */
+	if (pdev->dev.parent->platform_data) {
+		wm831x_pdata = pdev->dev.parent->platform_data;
+		pdata = wm831x_pdata->backlight;
+	} else {
+		pdata = NULL;
+	}
+
+	if (!pdata) {
+		dev_err(&pdev->dev, "No platform data supplied\n");
+		return -EINVAL;
+	}
+
+	/* Figure out the maximum current we can use */
+	for (i = 0; i < WM831X_ISINK_MAX_ISEL; i++) {
+		if (wm831x_isinkv_values[i] > pdata->max_uA)
+			break;
+	}
+
+	if (i == 0) {
+		dev_err(&pdev->dev, "Invalid max_uA: %duA\n", pdata->max_uA);
+		return -EINVAL;
+	}
+	max_isel = i - 1;
+
+	if (pdata->max_uA != wm831x_isinkv_values[max_isel])
+		dev_warn(&pdev->dev,
+			 "Maximum current is %duA not %duA as requested\n",
+			 wm831x_isinkv_values[max_isel], pdata->max_uA);
+
+	switch (pdata->isink) {
+	case 1:
+		isink_reg = WM831X_CURRENT_SINK_1;
+		dcdc_cfg = 0;
+		break;
+	case 2:
+		isink_reg = WM831X_CURRENT_SINK_2;
+		dcdc_cfg = WM831X_DC4_FBSRC;
+		break;
+	default:
+		dev_err(&pdev->dev, "Invalid ISINK %d\n", pdata->isink);
+		return -EINVAL;
+	}
+
+	/* Configure the ISINK to use for feedback */
+	ret = wm831x_reg_unlock(wm831x);
+	if (ret < 0)
+		return ret;
+
+	ret = wm831x_set_bits(wm831x, WM831X_DC4_CONTROL, WM831X_DC4_FBSRC,
+			      dcdc_cfg);
+
+	wm831x_reg_lock(wm831x);
+	if (ret < 0)
+		return ret;
+
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (data == NULL)
+		return -ENOMEM;
+
+	data->wm831x = wm831x;
+	data->current_brightness = 0;
+	data->isink_reg = isink_reg;
+
+	bl = backlight_device_register("wm831x", &pdev->dev,
+			data, &wm831x_backlight_ops);
+	if (IS_ERR(bl)) {
+		dev_err(&pdev->dev, "failed to register backlight\n");
+		kfree(data);
+		return PTR_ERR(bl);
+	}
+
+	bl->props.max_brightness = max_isel;
+	bl->props.brightness = max_isel;
+
+	platform_set_drvdata(pdev, bl);
+
+	/* Disable the DCDC if it was started so we can bootstrap */
+	wm831x_set_bits(wm831x, WM831X_DCDC_ENABLE, WM831X_DC4_ENA, 0);
+
+
+	backlight_update_status(bl);
+
+	return 0;
+}
+
+static int wm831x_backlight_remove(struct platform_device *pdev)
+{
+	struct backlight_device *bl = platform_get_drvdata(pdev);
+	struct wm831x_backlight_data *data = bl_get_data(bl);
+
+	backlight_device_unregister(bl);
+	kfree(data);
+	return 0;
+}
+
+static struct platform_driver wm831x_backlight_driver = {
+	.driver		= {
+		.name	= "wm831x-backlight",
+		.owner	= THIS_MODULE,
+	},
+	.probe		= wm831x_backlight_probe,
+	.remove		= wm831x_backlight_remove,
+};
+
+static int __init wm831x_backlight_init(void)
+{
+	return platform_driver_register(&wm831x_backlight_driver);
+}
+module_init(wm831x_backlight_init);
+
+static void __exit wm831x_backlight_exit(void)
+{
+	platform_driver_unregister(&wm831x_backlight_driver);
+}
+module_exit(wm831x_backlight_exit);
+
+MODULE_DESCRIPTION("Backlight Driver for WM831x PMICs");
+MODULE_AUTHOR("Mark Brown <broonie@opensource.wolfsonmicro.com");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:wm831x-backlight");
diff --git a/drivers/video/cfbcopyarea.c b/drivers/video/cfbcopyarea.c
index df03f3776dcc..79e5f40e6486 100644
--- a/drivers/video/cfbcopyarea.c
+++ b/drivers/video/cfbcopyarea.c
@@ -114,7 +114,7 @@ bitcpy(struct fb_info *p, unsigned long __iomem *dst, int dst_idx,
 				d0 >>= right;
 			} else if (src_idx+n <= bits) {
 				// Single source word
-				d0 <<= left;;
+				d0 <<= left;
 			} else {
 				// 2 source words
 				d1 = FB_READL(src + 1);
diff --git a/drivers/video/console/bitblit.c b/drivers/video/console/bitblit.c
index 69864b1b3f9e..6b7c8fbc5495 100644
--- a/drivers/video/console/bitblit.c
+++ b/drivers/video/console/bitblit.c
@@ -25,7 +25,7 @@ static inline void update_attr(u8 *dst, u8 *src, int attribute,
 			       struct vc_data *vc)
 {
 	int i, offset = (vc->vc_font.height < 10) ? 1 : 2;
-	int width = (vc->vc_font.width + 7) >> 3;
+	int width = DIV_ROUND_UP(vc->vc_font.width, 8);
 	unsigned int cellsize = vc->vc_font.height * width;
 	u8 c;
 
@@ -144,7 +144,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info,
 		      int fg, int bg)
 {
 	struct fb_image image;
-	u32 width = (vc->vc_font.width + 7)/8;
+	u32 width = DIV_ROUND_UP(vc->vc_font.width, 8);
 	u32 cellsize = width * vc->vc_font.height;
 	u32 maxcnt = info->pixmap.size/cellsize;
 	u32 scan_align = info->pixmap.scan_align - 1;
@@ -173,7 +173,7 @@ static void bit_putcs(struct vc_data *vc, struct fb_info *info,
 			cnt = count;
 
 		image.width = vc->vc_font.width * cnt;
-		pitch = ((image.width + 7) >> 3) + scan_align;
+		pitch = DIV_ROUND_UP(image.width, 8) + scan_align;
 		pitch &= ~scan_align;
 		size = pitch * image.height + buf_align;
 		size &= ~buf_align;
@@ -239,7 +239,7 @@ static void bit_cursor(struct vc_data *vc, struct fb_info *info, int mode,
 	struct fb_cursor cursor;
 	struct fbcon_ops *ops = info->fbcon_par;
 	unsigned short charmask = vc->vc_hi_font_mask ? 0x1ff : 0xff;
-	int w = (vc->vc_font.width + 7) >> 3, c;
+	int w = DIV_ROUND_UP(vc->vc_font.width, 8), c;
 	int y = real_y(ops->p, vc->vc_y);
 	int attribute, use_sw = (vc->vc_cursor_type & 0x10);
 	int err = 1;
diff --git a/drivers/video/console/fbcon.c b/drivers/video/console/fbcon.c
index 3a44695b9c09..3681c6a88212 100644
--- a/drivers/video/console/fbcon.c
+++ b/drivers/video/console/fbcon.c
@@ -114,6 +114,7 @@ static int last_fb_vc = MAX_NR_CONSOLES - 1;
 static int fbcon_is_default = 1; 
 static int fbcon_has_exited;
 static int primary_device = -1;
+static int fbcon_has_console_bind;
 
 #ifdef CONFIG_FRAMEBUFFER_CONSOLE_DETECT_PRIMARY
 static int map_override;
@@ -544,6 +545,8 @@ static int fbcon_takeover(int show_logo)
 			con2fb_map[i] = -1;
 		}
 		info_idx = -1;
+	} else {
+		fbcon_has_console_bind = 1;
 	}
 
 	return err;
@@ -725,7 +728,7 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo,
 				  int oldidx, int found)
 {
 	struct fbcon_ops *ops = oldinfo->fbcon_par;
-	int err = 0;
+	int err = 0, ret;
 
 	if (oldinfo->fbops->fb_release &&
 	    oldinfo->fbops->fb_release(oldinfo, 0)) {
@@ -752,8 +755,14 @@ static int con2fb_release_oldinfo(struct vc_data *vc, struct fb_info *oldinfo,
 		  newinfo in an undefined state. Thus, a call to
 		  fb_set_par() may be needed for the newinfo.
 		*/
-		if (newinfo->fbops->fb_set_par)
-			newinfo->fbops->fb_set_par(newinfo);
+		if (newinfo->fbops->fb_set_par) {
+			ret = newinfo->fbops->fb_set_par(newinfo);
+
+			if (ret)
+				printk(KERN_ERR "con2fb_release_oldinfo: "
+					"detected unhandled fb_set_par error, "
+					"error code %d\n", ret);
+		}
 	}
 
 	return err;
@@ -763,11 +772,18 @@ static void con2fb_init_display(struct vc_data *vc, struct fb_info *info,
 				int unit, int show_logo)
 {
 	struct fbcon_ops *ops = info->fbcon_par;
+	int ret;
 
 	ops->currcon = fg_console;
 
-	if (info->fbops->fb_set_par && !(ops->flags & FBCON_FLAGS_INIT))
-		info->fbops->fb_set_par(info);
+	if (info->fbops->fb_set_par && !(ops->flags & FBCON_FLAGS_INIT)) {
+		ret = info->fbops->fb_set_par(info);
+
+		if (ret)
+			printk(KERN_ERR "con2fb_init_display: detected "
+				"unhandled fb_set_par error, "
+				"error code %d\n", ret);
+	}
 
 	ops->flags |= FBCON_FLAGS_INIT;
 	ops->graphics = 0;
@@ -1006,7 +1022,7 @@ static void fbcon_init(struct vc_data *vc, int init)
 	struct vc_data *svc = *default_mode;
 	struct display *t, *p = &fb_display[vc->vc_num];
 	int logo = 1, new_rows, new_cols, rows, cols, charcnt = 256;
-	int cap;
+	int cap, ret;
 
 	if (info_idx == -1 || info == NULL)
 	    return;
@@ -1092,8 +1108,15 @@ static void fbcon_init(struct vc_data *vc, int init)
 	 */
 	if (CON_IS_VISIBLE(vc) && vc->vc_mode == KD_TEXT) {
 		if (info->fbops->fb_set_par &&
-		    !(ops->flags & FBCON_FLAGS_INIT))
-			info->fbops->fb_set_par(info);
+		    !(ops->flags & FBCON_FLAGS_INIT)) {
+			ret = info->fbops->fb_set_par(info);
+
+			if (ret)
+				printk(KERN_ERR "fbcon_init: detected "
+					"unhandled fb_set_par error, "
+					"error code %d\n", ret);
+		}
+
 		ops->flags |= FBCON_FLAGS_INIT;
 	}
 
@@ -2119,7 +2142,7 @@ static int fbcon_switch(struct vc_data *vc)
 	struct fbcon_ops *ops;
 	struct display *p = &fb_display[vc->vc_num];
 	struct fb_var_screeninfo var;
-	int i, prev_console, charcnt = 256;
+	int i, ret, prev_console, charcnt = 256;
 
 	info = registered_fb[con2fb_map[vc->vc_num]];
 	ops = info->fbcon_par;
@@ -2174,8 +2197,14 @@ static int fbcon_switch(struct vc_data *vc)
 
 	if (old_info != NULL && (old_info != info ||
 				 info->flags & FBINFO_MISC_ALWAYS_SETPAR)) {
-		if (info->fbops->fb_set_par)
-			info->fbops->fb_set_par(info);
+		if (info->fbops->fb_set_par) {
+			ret = info->fbops->fb_set_par(info);
+
+			if (ret)
+				printk(KERN_ERR "fbcon_switch: detected "
+					"unhandled fb_set_par error, "
+					"error code %d\n", ret);
+		}
 
 		if (old_info != info)
 			fbcon_del_cursor_timer(old_info);
@@ -2282,14 +2311,11 @@ static int fbcon_blank(struct vc_data *vc, int blank, int mode_switch)
 		ops->graphics = 1;
 
 		if (!blank) {
-			if (info->fbops->fb_save_state)
-				info->fbops->fb_save_state(info);
 			var.activate = FB_ACTIVATE_NOW | FB_ACTIVATE_FORCE;
 			fb_set_var(info, &var);
 			ops->graphics = 0;
 			ops->var = info->var;
-		} else if (info->fbops->fb_restore_state)
-			info->fbops->fb_restore_state(info);
+		}
 	}
 
  	if (!fbcon_is_inactive(vc, info)) {
@@ -2923,6 +2949,10 @@ static int fbcon_unbind(void)
 
 	ret = unbind_con_driver(&fb_con, first_fb_vc, last_fb_vc,
 				fbcon_is_default);
+
+	if (!ret)
+		fbcon_has_console_bind = 0;
+
 	return ret;
 }
 #else
@@ -2936,6 +2966,9 @@ static int fbcon_fb_unbind(int idx)
 {
 	int i, new_idx = -1, ret = 0;
 
+	if (!fbcon_has_console_bind)
+		return 0;
+
 	for (i = first_fb_vc; i <= last_fb_vc; i++) {
 		if (con2fb_map[i] != idx &&
 		    con2fb_map[i] != -1) {
diff --git a/drivers/video/console/newport_con.c b/drivers/video/console/newport_con.c
index d31b203bf654..3772433c49d1 100644
--- a/drivers/video/console/newport_con.c
+++ b/drivers/video/console/newport_con.c
@@ -216,7 +216,7 @@ static void newport_get_screensize(void)
 	}
 
 	newport_xsize = newport_ysize = 0;
-	for (i = 0; linetable[i + 1] && (i < sizeof(linetable)); i += 2) {
+	for (i = 0; i < ARRAY_SIZE(linetable) - 1 && linetable[i + 1]; i += 2) {
 		cols = 0;
 		newport_vc2_set(npregs, VC2_IREG_RADDR, linetable[i]);
 		npregs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_RAM |
diff --git a/drivers/video/console/vgacon.c b/drivers/video/console/vgacon.c
index 59d7d5ec17a4..da55ccaf4d55 100644
--- a/drivers/video/console/vgacon.c
+++ b/drivers/video/console/vgacon.c
@@ -180,7 +180,6 @@ static inline void vga_set_mem_top(struct vc_data *c)
 }
 
 #ifdef CONFIG_VGACON_SOFT_SCROLLBACK
-#include <linux/slab.h>
 /* software scrollback */
 static void *vgacon_scrollback;
 static int vgacon_scrollback_tail;
@@ -590,12 +589,14 @@ static void vgacon_init(struct vc_data *c, int init)
 
 static void vgacon_deinit(struct vc_data *c)
 {
-	/* When closing the last console, reset video origin */
-	if (!--vgacon_uni_pagedir[1]) {
+	/* When closing the active console, reset video origin */
+	if (CON_IS_VISIBLE(c)) {
 		c->vc_visible_origin = vga_vram_base;
 		vga_set_mem_top(c);
-		con_free_unimap(c);
 	}
+
+	if (!--vgacon_uni_pagedir[1])
+		con_free_unimap(c);
 	c->vc_uni_pagedir_loc = &c->vc_uni_pagedir;
 	con_set_default_unimap(c);
 }
diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
new file mode 100644
index 000000000000..035d56835b75
--- /dev/null
+++ b/drivers/video/da8xx-fb.c
@@ -0,0 +1,889 @@
+/*
+ * Copyright (C) 2008-2009 MontaVista Software Inc.
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * Based on the LCD driver for TI Avalanche processors written by
+ * Ajay Singh and Shalom Hai.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option)any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/fb.h>
+#include <linux/dma-mapping.h>
+#include <linux/device.h>
+#include <linux/platform_device.h>
+#include <linux/uaccess.h>
+#include <linux/interrupt.h>
+#include <linux/clk.h>
+#include <video/da8xx-fb.h>
+
+#define DRIVER_NAME "da8xx_lcdc"
+
+/* LCD Status Register */
+#define LCD_END_OF_FRAME0		BIT(8)
+#define LCD_FIFO_UNDERFLOW		BIT(5)
+#define LCD_SYNC_LOST			BIT(2)
+
+/* LCD DMA Control Register */
+#define LCD_DMA_BURST_SIZE(x)		((x) << 4)
+#define LCD_DMA_BURST_1			0x0
+#define LCD_DMA_BURST_2			0x1
+#define LCD_DMA_BURST_4			0x2
+#define LCD_DMA_BURST_8			0x3
+#define LCD_DMA_BURST_16		0x4
+#define LCD_END_OF_FRAME_INT_ENA	BIT(2)
+#define LCD_DUAL_FRAME_BUFFER_ENABLE	BIT(0)
+
+/* LCD Control Register */
+#define LCD_CLK_DIVISOR(x)		((x) << 8)
+#define LCD_RASTER_MODE			0x01
+
+/* LCD Raster Control Register */
+#define LCD_PALETTE_LOAD_MODE(x)	((x) << 20)
+#define PALETTE_AND_DATA		0x00
+#define PALETTE_ONLY			0x01
+
+#define LCD_MONO_8BIT_MODE		BIT(9)
+#define LCD_RASTER_ORDER		BIT(8)
+#define LCD_TFT_MODE			BIT(7)
+#define LCD_UNDERFLOW_INT_ENA		BIT(6)
+#define LCD_MONOCHROME_MODE		BIT(1)
+#define LCD_RASTER_ENABLE		BIT(0)
+#define LCD_TFT_ALT_ENABLE		BIT(23)
+#define LCD_STN_565_ENABLE		BIT(24)
+
+/* LCD Raster Timing 2 Register */
+#define LCD_AC_BIAS_TRANSITIONS_PER_INT(x)	((x) << 16)
+#define LCD_AC_BIAS_FREQUENCY(x)		((x) << 8)
+#define LCD_SYNC_CTRL				BIT(25)
+#define LCD_SYNC_EDGE				BIT(24)
+#define LCD_INVERT_PIXEL_CLOCK			BIT(22)
+#define LCD_INVERT_LINE_CLOCK			BIT(21)
+#define LCD_INVERT_FRAME_CLOCK			BIT(20)
+
+/* LCD Block */
+#define  LCD_CTRL_REG				0x4
+#define  LCD_STAT_REG				0x8
+#define  LCD_RASTER_CTRL_REG			0x28
+#define  LCD_RASTER_TIMING_0_REG		0x2C
+#define  LCD_RASTER_TIMING_1_REG		0x30
+#define  LCD_RASTER_TIMING_2_REG		0x34
+#define  LCD_DMA_CTRL_REG			0x40
+#define  LCD_DMA_FRM_BUF_BASE_ADDR_0_REG	0x44
+#define  LCD_DMA_FRM_BUF_CEILING_ADDR_0_REG	0x48
+
+#define WSI_TIMEOUT	50
+#define PALETTE_SIZE	256
+#define LEFT_MARGIN	64
+#define RIGHT_MARGIN	64
+#define UPPER_MARGIN	32
+#define LOWER_MARGIN	32
+
+static resource_size_t da8xx_fb_reg_base;
+static struct resource *lcdc_regs;
+
+static inline unsigned int lcdc_read(unsigned int addr)
+{
+	return (unsigned int)__raw_readl(da8xx_fb_reg_base + (addr));
+}
+
+static inline void lcdc_write(unsigned int val, unsigned int addr)
+{
+	__raw_writel(val, da8xx_fb_reg_base + (addr));
+}
+
+struct da8xx_fb_par {
+	resource_size_t p_palette_base;
+	unsigned char *v_palette_base;
+	struct clk *lcdc_clk;
+	int irq;
+	unsigned short pseudo_palette[16];
+	unsigned int databuf_sz;
+	unsigned int palette_sz;
+};
+
+/* Variable Screen Information */
+static struct fb_var_screeninfo da8xx_fb_var __devinitdata = {
+	.xoffset = 0,
+	.yoffset = 0,
+	.transp = {0, 0, 0},
+	.nonstd = 0,
+	.activate = 0,
+	.height = -1,
+	.width = -1,
+	.pixclock = 46666,	/* 46us - AUO display */
+	.accel_flags = 0,
+	.left_margin = LEFT_MARGIN,
+	.right_margin = RIGHT_MARGIN,
+	.upper_margin = UPPER_MARGIN,
+	.lower_margin = LOWER_MARGIN,
+	.sync = 0,
+	.vmode = FB_VMODE_NONINTERLACED
+};
+
+static struct fb_fix_screeninfo da8xx_fb_fix __devinitdata = {
+	.id = "DA8xx FB Drv",
+	.type = FB_TYPE_PACKED_PIXELS,
+	.type_aux = 0,
+	.visual = FB_VISUAL_PSEUDOCOLOR,
+	.xpanstep = 1,
+	.ypanstep = 1,
+	.ywrapstep = 1,
+	.accel = FB_ACCEL_NONE
+};
+
+struct da8xx_panel {
+	const char	name[25];	/* Full name <vendor>_<model> */
+	unsigned short	width;
+	unsigned short	height;
+	int		hfp;		/* Horizontal front porch */
+	int		hbp;		/* Horizontal back porch */
+	int		hsw;		/* Horizontal Sync Pulse Width */
+	int		vfp;		/* Vertical front porch */
+	int		vbp;		/* Vertical back porch */
+	int		vsw;		/* Vertical Sync Pulse Width */
+	int		pxl_clk;	/* Pixel clock */
+	unsigned char	invert_pxl_clk;	/* Invert Pixel clock */
+};
+
+static struct da8xx_panel known_lcd_panels[] = {
+	/* Sharp LCD035Q3DG01 */
+	[0] = {
+		.name = "Sharp_LCD035Q3DG01",
+		.width = 320,
+		.height = 240,
+		.hfp = 8,
+		.hbp = 6,
+		.hsw = 0,
+		.vfp = 2,
+		.vbp = 2,
+		.vsw = 0,
+		.pxl_clk = 0x10,
+		.invert_pxl_clk = 1,
+	},
+	/* Sharp LK043T1DG01 */
+	[1] = {
+		.name = "Sharp_LK043T1DG01",
+		.width = 480,
+		.height = 272,
+		.hfp = 2,
+		.hbp = 2,
+		.hsw = 41,
+		.vfp = 2,
+		.vbp = 2,
+		.vsw = 10,
+		.pxl_clk = 0x12,
+		.invert_pxl_clk = 0,
+	},
+};
+
+/* Disable the Raster Engine of the LCD Controller */
+static void lcd_disable_raster(struct da8xx_fb_par *par)
+{
+	u32 reg;
+
+	reg = lcdc_read(LCD_RASTER_CTRL_REG);
+	if (reg & LCD_RASTER_ENABLE)
+		lcdc_write(reg & ~LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
+}
+
+static void lcd_blit(int load_mode, struct da8xx_fb_par *par)
+{
+	u32 tmp = par->p_palette_base + par->databuf_sz - 4;
+	u32 reg;
+
+	/* Update the databuf in the hw. */
+	lcdc_write(par->p_palette_base, LCD_DMA_FRM_BUF_BASE_ADDR_0_REG);
+	lcdc_write(tmp, LCD_DMA_FRM_BUF_CEILING_ADDR_0_REG);
+
+	/* Start the DMA. */
+	reg = lcdc_read(LCD_RASTER_CTRL_REG);
+	reg &= ~(3 << 20);
+	if (load_mode == LOAD_DATA)
+		reg |= LCD_PALETTE_LOAD_MODE(PALETTE_AND_DATA);
+	else if (load_mode == LOAD_PALETTE)
+		reg |= LCD_PALETTE_LOAD_MODE(PALETTE_ONLY);
+
+	lcdc_write(reg, LCD_RASTER_CTRL_REG);
+}
+
+/* Configure the Burst Size of DMA */
+static int lcd_cfg_dma(int burst_size)
+{
+	u32 reg;
+
+	reg = lcdc_read(LCD_DMA_CTRL_REG) & 0x00000001;
+	switch (burst_size) {
+	case 1:
+		reg |= LCD_DMA_BURST_SIZE(LCD_DMA_BURST_1);
+		break;
+	case 2:
+		reg |= LCD_DMA_BURST_SIZE(LCD_DMA_BURST_2);
+		break;
+	case 4:
+		reg |= LCD_DMA_BURST_SIZE(LCD_DMA_BURST_4);
+		break;
+	case 8:
+		reg |= LCD_DMA_BURST_SIZE(LCD_DMA_BURST_8);
+		break;
+	case 16:
+		reg |= LCD_DMA_BURST_SIZE(LCD_DMA_BURST_16);
+		break;
+	default:
+		return -EINVAL;
+	}
+	lcdc_write(reg, LCD_DMA_CTRL_REG);
+
+	return 0;
+}
+
+static void lcd_cfg_ac_bias(int period, int transitions_per_int)
+{
+	u32 reg;
+
+	/* Set the AC Bias Period and Number of Transisitons per Interrupt */
+	reg = lcdc_read(LCD_RASTER_TIMING_2_REG) & 0xFFF00000;
+	reg |= LCD_AC_BIAS_FREQUENCY(period) |
+		LCD_AC_BIAS_TRANSITIONS_PER_INT(transitions_per_int);
+	lcdc_write(reg, LCD_RASTER_TIMING_2_REG);
+}
+
+static void lcd_cfg_horizontal_sync(int back_porch, int pulse_width,
+		int front_porch)
+{
+	u32 reg;
+
+	reg = lcdc_read(LCD_RASTER_TIMING_0_REG) & 0xf;
+	reg |= ((back_porch & 0xff) << 24)
+	    | ((front_porch & 0xff) << 16)
+	    | ((pulse_width & 0x3f) << 10);
+	lcdc_write(reg, LCD_RASTER_TIMING_0_REG);
+}
+
+static void lcd_cfg_vertical_sync(int back_porch, int pulse_width,
+		int front_porch)
+{
+	u32 reg;
+
+	reg = lcdc_read(LCD_RASTER_TIMING_1_REG) & 0x3ff;
+	reg |= ((back_porch & 0xff) << 24)
+	    | ((front_porch & 0xff) << 16)
+	    | ((pulse_width & 0x3f) << 10);
+	lcdc_write(reg, LCD_RASTER_TIMING_1_REG);
+}
+
+static int lcd_cfg_display(const struct lcd_ctrl_config *cfg)
+{
+	u32 reg;
+
+	reg = lcdc_read(LCD_RASTER_CTRL_REG) & ~(LCD_TFT_MODE |
+						LCD_MONO_8BIT_MODE |
+						LCD_MONOCHROME_MODE);
+
+	switch (cfg->p_disp_panel->panel_shade) {
+	case MONOCHROME:
+		reg |= LCD_MONOCHROME_MODE;
+		if (cfg->mono_8bit_mode)
+			reg |= LCD_MONO_8BIT_MODE;
+		break;
+	case COLOR_ACTIVE:
+		reg |= LCD_TFT_MODE;
+		if (cfg->tft_alt_mode)
+			reg |= LCD_TFT_ALT_ENABLE;
+		break;
+
+	case COLOR_PASSIVE:
+		if (cfg->stn_565_mode)
+			reg |= LCD_STN_565_ENABLE;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	/* enable additional interrupts here */
+	reg |= LCD_UNDERFLOW_INT_ENA;
+
+	lcdc_write(reg, LCD_RASTER_CTRL_REG);
+
+	reg = lcdc_read(LCD_RASTER_TIMING_2_REG);
+
+	if (cfg->sync_ctrl)
+		reg |= LCD_SYNC_CTRL;
+	else
+		reg &= ~LCD_SYNC_CTRL;
+
+	if (cfg->sync_edge)
+		reg |= LCD_SYNC_EDGE;
+	else
+		reg &= ~LCD_SYNC_EDGE;
+
+	if (cfg->invert_line_clock)
+		reg |= LCD_INVERT_LINE_CLOCK;
+	else
+		reg &= ~LCD_INVERT_LINE_CLOCK;
+
+	if (cfg->invert_frm_clock)
+		reg |= LCD_INVERT_FRAME_CLOCK;
+	else
+		reg &= ~LCD_INVERT_FRAME_CLOCK;
+
+	lcdc_write(reg, LCD_RASTER_TIMING_2_REG);
+
+	return 0;
+}
+
+static int lcd_cfg_frame_buffer(struct da8xx_fb_par *par, u32 width, u32 height,
+		u32 bpp, u32 raster_order)
+{
+	u32 bpl, reg;
+
+	/* Disable Dual Frame Buffer. */
+	reg = lcdc_read(LCD_DMA_CTRL_REG);
+	lcdc_write(reg & ~LCD_DUAL_FRAME_BUFFER_ENABLE,
+						LCD_DMA_CTRL_REG);
+	/* Set the Panel Width */
+	/* Pixels per line = (PPL + 1)*16 */
+	/*0x3F in bits 4..9 gives max horisontal resolution = 1024 pixels*/
+	width &= 0x3f0;
+	reg = lcdc_read(LCD_RASTER_TIMING_0_REG);
+	reg &= 0xfffffc00;
+	reg |= ((width >> 4) - 1) << 4;
+	lcdc_write(reg, LCD_RASTER_TIMING_0_REG);
+
+	/* Set the Panel Height */
+	reg = lcdc_read(LCD_RASTER_TIMING_1_REG);
+	reg = ((height - 1) & 0x3ff) | (reg & 0xfffffc00);
+	lcdc_write(reg, LCD_RASTER_TIMING_1_REG);
+
+	/* Set the Raster Order of the Frame Buffer */
+	reg = lcdc_read(LCD_RASTER_CTRL_REG) & ~(1 << 8);
+	if (raster_order)
+		reg |= LCD_RASTER_ORDER;
+	lcdc_write(reg, LCD_RASTER_CTRL_REG);
+
+	switch (bpp) {
+	case 1:
+	case 2:
+	case 4:
+	case 16:
+		par->palette_sz = 16 * 2;
+		break;
+
+	case 8:
+		par->palette_sz = 256 * 2;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	bpl = width * bpp / 8;
+	par->databuf_sz = height * bpl + par->palette_sz;
+
+	return 0;
+}
+
+static int fb_setcolreg(unsigned regno, unsigned red, unsigned green,
+			      unsigned blue, unsigned transp,
+			      struct fb_info *info)
+{
+	struct da8xx_fb_par *par = info->par;
+	unsigned short *palette = (unsigned short *)par->v_palette_base;
+	u_short pal;
+
+	if (regno > 255)
+		return 1;
+
+	if (info->fix.visual == FB_VISUAL_DIRECTCOLOR)
+		return 1;
+
+	if (info->var.bits_per_pixel == 8) {
+		red >>= 4;
+		green >>= 8;
+		blue >>= 12;
+
+		pal = (red & 0x0f00);
+		pal |= (green & 0x00f0);
+		pal |= (blue & 0x000f);
+
+		palette[regno] = pal;
+
+	} else if ((info->var.bits_per_pixel == 16) && regno < 16) {
+		red >>= (16 - info->var.red.length);
+		red <<= info->var.red.offset;
+
+		green >>= (16 - info->var.green.length);
+		green <<= info->var.green.offset;
+
+		blue >>= (16 - info->var.blue.length);
+		blue <<= info->var.blue.offset;
+
+		par->pseudo_palette[regno] = red | green | blue;
+
+		palette[0] = 0x4000;
+	}
+
+	return 0;
+}
+
+static void lcd_reset(struct da8xx_fb_par *par)
+{
+	/* Disable the Raster if previously Enabled */
+	if (lcdc_read(LCD_RASTER_CTRL_REG) & LCD_RASTER_ENABLE)
+		lcd_disable_raster(par);
+
+	/* DMA has to be disabled */
+	lcdc_write(0, LCD_DMA_CTRL_REG);
+	lcdc_write(0, LCD_RASTER_CTRL_REG);
+}
+
+static int lcd_init(struct da8xx_fb_par *par, const struct lcd_ctrl_config *cfg,
+		struct da8xx_panel *panel)
+{
+	u32 bpp;
+	int ret = 0;
+
+	lcd_reset(par);
+
+	/* Configure the LCD clock divisor. */
+	lcdc_write(LCD_CLK_DIVISOR(panel->pxl_clk) |
+			(LCD_RASTER_MODE & 0x1), LCD_CTRL_REG);
+
+	if (panel->invert_pxl_clk)
+		lcdc_write((lcdc_read(LCD_RASTER_TIMING_2_REG) |
+			LCD_INVERT_PIXEL_CLOCK), LCD_RASTER_TIMING_2_REG);
+	else
+		lcdc_write((lcdc_read(LCD_RASTER_TIMING_2_REG) &
+			~LCD_INVERT_PIXEL_CLOCK), LCD_RASTER_TIMING_2_REG);
+
+	/* Configure the DMA burst size. */
+	ret = lcd_cfg_dma(cfg->dma_burst_sz);
+	if (ret < 0)
+		return ret;
+
+	/* Configure the AC bias properties. */
+	lcd_cfg_ac_bias(cfg->ac_bias, cfg->ac_bias_intrpt);
+
+	/* Configure the vertical and horizontal sync properties. */
+	lcd_cfg_vertical_sync(panel->vbp, panel->vsw, panel->vfp);
+	lcd_cfg_horizontal_sync(panel->hbp, panel->hsw, panel->hfp);
+
+	/* Configure for disply */
+	ret = lcd_cfg_display(cfg);
+	if (ret < 0)
+		return ret;
+
+	if (QVGA != cfg->p_disp_panel->panel_type)
+		return -EINVAL;
+
+	if (cfg->bpp <= cfg->p_disp_panel->max_bpp &&
+	    cfg->bpp >= cfg->p_disp_panel->min_bpp)
+		bpp = cfg->bpp;
+	else
+		bpp = cfg->p_disp_panel->max_bpp;
+	if (bpp == 12)
+		bpp = 16;
+	ret = lcd_cfg_frame_buffer(par, (unsigned int)panel->width,
+				(unsigned int)panel->height, bpp,
+				cfg->raster_order);
+	if (ret < 0)
+		return ret;
+
+	/* Configure FDD */
+	lcdc_write((lcdc_read(LCD_RASTER_CTRL_REG) & 0xfff00fff) |
+		       (cfg->fdd << 12), LCD_RASTER_CTRL_REG);
+
+	return 0;
+}
+
+static irqreturn_t lcdc_irq_handler(int irq, void *arg)
+{
+	u32 stat = lcdc_read(LCD_STAT_REG);
+	u32 reg;
+
+	if ((stat & LCD_SYNC_LOST) && (stat & LCD_FIFO_UNDERFLOW)) {
+		reg = lcdc_read(LCD_RASTER_CTRL_REG);
+		lcdc_write(reg & ~LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
+		lcdc_write(stat, LCD_STAT_REG);
+		lcdc_write(reg | LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
+	} else
+		lcdc_write(stat, LCD_STAT_REG);
+
+	return IRQ_HANDLED;
+}
+
+static int fb_check_var(struct fb_var_screeninfo *var,
+			struct fb_info *info)
+{
+	int err = 0;
+
+	switch (var->bits_per_pixel) {
+	case 1:
+	case 8:
+		var->red.offset = 0;
+		var->red.length = 8;
+		var->green.offset = 0;
+		var->green.length = 8;
+		var->blue.offset = 0;
+		var->blue.length = 8;
+		var->transp.offset = 0;
+		var->transp.length = 0;
+		break;
+	case 4:
+		var->red.offset = 0;
+		var->red.length = 4;
+		var->green.offset = 0;
+		var->green.length = 4;
+		var->blue.offset = 0;
+		var->blue.length = 4;
+		var->transp.offset = 0;
+		var->transp.length = 0;
+		break;
+	case 16:		/* RGB 565 */
+		var->red.offset = 0;
+		var->red.length = 5;
+		var->green.offset = 5;
+		var->green.length = 6;
+		var->blue.offset = 11;
+		var->blue.length = 5;
+		var->transp.offset = 0;
+		var->transp.length = 0;
+		break;
+	default:
+		err = -EINVAL;
+	}
+
+	var->red.msb_right = 0;
+	var->green.msb_right = 0;
+	var->blue.msb_right = 0;
+	var->transp.msb_right = 0;
+	return err;
+}
+
+static int __devexit fb_remove(struct platform_device *dev)
+{
+	struct fb_info *info = dev_get_drvdata(&dev->dev);
+
+	if (info) {
+		struct da8xx_fb_par *par = info->par;
+
+		if (lcdc_read(LCD_RASTER_CTRL_REG) & LCD_RASTER_ENABLE)
+			lcd_disable_raster(par);
+		lcdc_write(0, LCD_RASTER_CTRL_REG);
+
+		/* disable DMA  */
+		lcdc_write(0, LCD_DMA_CTRL_REG);
+
+		unregister_framebuffer(info);
+		fb_dealloc_cmap(&info->cmap);
+		dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE,
+					info->screen_base,
+					info->fix.smem_start);
+		free_irq(par->irq, par);
+		clk_disable(par->lcdc_clk);
+		clk_put(par->lcdc_clk);
+		framebuffer_release(info);
+		iounmap((void __iomem *)da8xx_fb_reg_base);
+		release_mem_region(lcdc_regs->start, resource_size(lcdc_regs));
+
+	}
+	return 0;
+}
+
+static int fb_ioctl(struct fb_info *info, unsigned int cmd,
+			  unsigned long arg)
+{
+	struct lcd_sync_arg sync_arg;
+
+	switch (cmd) {
+	case FBIOGET_CONTRAST:
+	case FBIOPUT_CONTRAST:
+	case FBIGET_BRIGHTNESS:
+	case FBIPUT_BRIGHTNESS:
+	case FBIGET_COLOR:
+	case FBIPUT_COLOR:
+		return -ENOTTY;
+	case FBIPUT_HSYNC:
+		if (copy_from_user(&sync_arg, (char *)arg,
+				sizeof(struct lcd_sync_arg)))
+			return -EFAULT;
+		lcd_cfg_horizontal_sync(sync_arg.back_porch,
+					sync_arg.pulse_width,
+					sync_arg.front_porch);
+		break;
+	case FBIPUT_VSYNC:
+		if (copy_from_user(&sync_arg, (char *)arg,
+				sizeof(struct lcd_sync_arg)))
+			return -EFAULT;
+		lcd_cfg_vertical_sync(sync_arg.back_porch,
+					sync_arg.pulse_width,
+					sync_arg.front_porch);
+		break;
+	default:
+		return -EINVAL;
+	}
+	return 0;
+}
+
+static struct fb_ops da8xx_fb_ops = {
+	.owner = THIS_MODULE,
+	.fb_check_var = fb_check_var,
+	.fb_setcolreg = fb_setcolreg,
+	.fb_ioctl = fb_ioctl,
+	.fb_fillrect = cfb_fillrect,
+	.fb_copyarea = cfb_copyarea,
+	.fb_imageblit = cfb_imageblit,
+};
+
+static int __init fb_probe(struct platform_device *device)
+{
+	struct da8xx_lcdc_platform_data *fb_pdata =
+						device->dev.platform_data;
+	struct lcd_ctrl_config *lcd_cfg;
+	struct da8xx_panel *lcdc_info;
+	struct fb_info *da8xx_fb_info;
+	struct clk *fb_clk = NULL;
+	struct da8xx_fb_par *par;
+	resource_size_t len;
+	int ret, i;
+
+	if (fb_pdata == NULL) {
+		dev_err(&device->dev, "Can not get platform data\n");
+		return -ENOENT;
+	}
+
+	lcdc_regs = platform_get_resource(device, IORESOURCE_MEM, 0);
+	if (!lcdc_regs) {
+		dev_err(&device->dev,
+			"Can not get memory resource for LCD controller\n");
+		return -ENOENT;
+	}
+
+	len = resource_size(lcdc_regs);
+
+	lcdc_regs = request_mem_region(lcdc_regs->start, len, lcdc_regs->name);
+	if (!lcdc_regs)
+		return -EBUSY;
+
+	da8xx_fb_reg_base = (resource_size_t)ioremap(lcdc_regs->start, len);
+	if (!da8xx_fb_reg_base) {
+		ret = -EBUSY;
+		goto err_request_mem;
+	}
+
+	fb_clk = clk_get(&device->dev, NULL);
+	if (IS_ERR(fb_clk)) {
+		dev_err(&device->dev, "Can not get device clock\n");
+		ret = -ENODEV;
+		goto err_ioremap;
+	}
+	ret = clk_enable(fb_clk);
+	if (ret)
+		goto err_clk_put;
+
+	for (i = 0, lcdc_info = known_lcd_panels;
+		i < ARRAY_SIZE(known_lcd_panels);
+		i++, lcdc_info++) {
+		if (strcmp(fb_pdata->type, lcdc_info->name) == 0)
+			break;
+	}
+
+	if (i == ARRAY_SIZE(known_lcd_panels)) {
+		dev_err(&device->dev, "GLCD: No valid panel found\n");
+		ret = -ENODEV;
+		goto err_clk_disable;
+	} else
+		dev_info(&device->dev, "GLCD: Found %s panel\n",
+					fb_pdata->type);
+
+	lcd_cfg = (struct lcd_ctrl_config *)fb_pdata->controller_data;
+
+	da8xx_fb_info = framebuffer_alloc(sizeof(struct da8xx_fb_par),
+					&device->dev);
+	if (!da8xx_fb_info) {
+		dev_dbg(&device->dev, "Memory allocation failed for fb_info\n");
+		ret = -ENOMEM;
+		goto err_clk_disable;
+	}
+
+	par = da8xx_fb_info->par;
+
+	if (lcd_init(par, lcd_cfg, lcdc_info) < 0) {
+		dev_err(&device->dev, "lcd_init failed\n");
+		ret = -EFAULT;
+		goto err_release_fb;
+	}
+
+	/* allocate frame buffer */
+	da8xx_fb_info->screen_base = dma_alloc_coherent(NULL,
+					par->databuf_sz + PAGE_SIZE,
+					(resource_size_t *)
+					&da8xx_fb_info->fix.smem_start,
+					GFP_KERNEL | GFP_DMA);
+
+	if (!da8xx_fb_info->screen_base) {
+		dev_err(&device->dev,
+			"GLCD: kmalloc for frame buffer failed\n");
+		ret = -EINVAL;
+		goto err_release_fb;
+	}
+
+	/* move palette base pointer by (PAGE_SIZE - palette_sz) bytes */
+	par->v_palette_base = da8xx_fb_info->screen_base +
+				(PAGE_SIZE - par->palette_sz);
+	par->p_palette_base = da8xx_fb_info->fix.smem_start +
+				(PAGE_SIZE - par->palette_sz);
+
+	/* the rest of the frame buffer is pixel data */
+	da8xx_fb_fix.smem_start = par->p_palette_base + par->palette_sz;
+	da8xx_fb_fix.smem_len = par->databuf_sz - par->palette_sz;
+	da8xx_fb_fix.line_length = (lcdc_info->width * lcd_cfg->bpp) / 8;
+
+	par->lcdc_clk = fb_clk;
+
+	par->irq = platform_get_irq(device, 0);
+	if (par->irq < 0) {
+		ret = -ENOENT;
+		goto err_release_fb_mem;
+	}
+
+	ret = request_irq(par->irq, lcdc_irq_handler, 0, DRIVER_NAME, par);
+	if (ret)
+		goto err_release_fb_mem;
+
+	/* Initialize par */
+	da8xx_fb_info->var.bits_per_pixel = lcd_cfg->bpp;
+
+	da8xx_fb_var.xres = lcdc_info->width;
+	da8xx_fb_var.xres_virtual = lcdc_info->width;
+
+	da8xx_fb_var.yres = lcdc_info->height;
+	da8xx_fb_var.yres_virtual = lcdc_info->height;
+
+	da8xx_fb_var.grayscale =
+	    lcd_cfg->p_disp_panel->panel_shade == MONOCHROME ? 1 : 0;
+	da8xx_fb_var.bits_per_pixel = lcd_cfg->bpp;
+
+	da8xx_fb_var.hsync_len = lcdc_info->hsw;
+	da8xx_fb_var.vsync_len = lcdc_info->vsw;
+
+	/* Initialize fbinfo */
+	da8xx_fb_info->flags = FBINFO_FLAG_DEFAULT;
+	da8xx_fb_info->fix = da8xx_fb_fix;
+	da8xx_fb_info->var = da8xx_fb_var;
+	da8xx_fb_info->fbops = &da8xx_fb_ops;
+	da8xx_fb_info->pseudo_palette = par->pseudo_palette;
+
+	ret = fb_alloc_cmap(&da8xx_fb_info->cmap, PALETTE_SIZE, 0);
+	if (ret)
+		goto err_free_irq;
+
+	/* First palette_sz byte of the frame buffer is the palette */
+	da8xx_fb_info->cmap.len = par->palette_sz;
+
+	/* Flush the buffer to the screen. */
+	lcd_blit(LOAD_DATA, par);
+
+	/* initialize var_screeninfo */
+	da8xx_fb_var.activate = FB_ACTIVATE_FORCE;
+	fb_set_var(da8xx_fb_info, &da8xx_fb_var);
+
+	dev_set_drvdata(&device->dev, da8xx_fb_info);
+	/* Register the Frame Buffer  */
+	if (register_framebuffer(da8xx_fb_info) < 0) {
+		dev_err(&device->dev,
+			"GLCD: Frame Buffer Registration Failed!\n");
+		ret = -EINVAL;
+		goto err_dealloc_cmap;
+	}
+
+	/* enable raster engine */
+	lcdc_write(lcdc_read(LCD_RASTER_CTRL_REG) |
+			LCD_RASTER_ENABLE, LCD_RASTER_CTRL_REG);
+
+	return 0;
+
+err_dealloc_cmap:
+	fb_dealloc_cmap(&da8xx_fb_info->cmap);
+
+err_free_irq:
+	free_irq(par->irq, par);
+
+err_release_fb_mem:
+	dma_free_coherent(NULL, par->databuf_sz + PAGE_SIZE,
+				da8xx_fb_info->screen_base,
+				da8xx_fb_info->fix.smem_start);
+
+err_release_fb:
+	framebuffer_release(da8xx_fb_info);
+
+err_clk_disable:
+	clk_disable(fb_clk);
+
+err_clk_put:
+	clk_put(fb_clk);
+
+err_ioremap:
+	iounmap((void __iomem *)da8xx_fb_reg_base);
+
+err_request_mem:
+	release_mem_region(lcdc_regs->start, len);
+
+	return ret;
+}
+
+#ifdef CONFIG_PM
+static int fb_suspend(struct platform_device *dev, pm_message_t state)
+{
+	 return -EBUSY;
+}
+static int fb_resume(struct platform_device *dev)
+{
+	 return -EBUSY;
+}
+#else
+#define fb_suspend NULL
+#define fb_resume NULL
+#endif
+
+static struct platform_driver da8xx_fb_driver = {
+	.probe = fb_probe,
+	.remove = fb_remove,
+	.suspend = fb_suspend,
+	.resume = fb_resume,
+	.driver = {
+		   .name = DRIVER_NAME,
+		   .owner = THIS_MODULE,
+		   },
+};
+
+static int __init da8xx_fb_init(void)
+{
+	return platform_driver_register(&da8xx_fb_driver);
+}
+
+static void __exit da8xx_fb_cleanup(void)
+{
+	platform_driver_unregister(&da8xx_fb_driver);
+}
+
+module_init(da8xx_fb_init);
+module_exit(da8xx_fb_cleanup);
+
+MODULE_DESCRIPTION("Framebuffer driver for TI da8xx/omap-l1xx");
+MODULE_AUTHOR("Texas Instruments");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/ep93xx-fb.c b/drivers/video/ep93xx-fb.c
new file mode 100644
index 000000000000..bd9d46f95291
--- /dev/null
+++ b/drivers/video/ep93xx-fb.c
@@ -0,0 +1,646 @@
+/*
+ * linux/drivers/video/ep93xx-fb.c
+ *
+ * Framebuffer support for the EP93xx series.
+ *
+ * Copyright (C) 2007 Bluewater Systems Ltd
+ * Author: Ryan Mallon <ryan@bluewatersys.com>
+ *
+ * Copyright (c) 2009 H Hartley Sweeten <hsweeten@visionengravers.com>
+ *
+ * Based on the Cirrus Logic ep93xxfb driver, and various other ep93xxfb
+ * drivers.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+
+#include <linux/platform_device.h>
+#include <linux/dma-mapping.h>
+#include <linux/clk.h>
+#include <linux/fb.h>
+
+#include <mach/fb.h>
+
+/* Vertical Frame Timing Registers */
+#define EP93XXFB_VLINES_TOTAL			0x0000	/* SW locked */
+#define EP93XXFB_VSYNC				0x0004	/* SW locked */
+#define EP93XXFB_VACTIVE			0x0008	/* SW locked */
+#define EP93XXFB_VBLANK				0x0228	/* SW locked */
+#define EP93XXFB_VCLK				0x000c	/* SW locked */
+
+/* Horizontal Frame Timing Registers */
+#define EP93XXFB_HCLKS_TOTAL			0x0010	/* SW locked */
+#define EP93XXFB_HSYNC				0x0014	/* SW locked */
+#define EP93XXFB_HACTIVE			0x0018	/* SW locked */
+#define EP93XXFB_HBLANK				0x022c	/* SW locked */
+#define EP93XXFB_HCLK				0x001c	/* SW locked */
+
+/* Frame Buffer Memory Configuration Registers */
+#define EP93XXFB_SCREEN_PAGE			0x0028
+#define EP93XXFB_SCREEN_HPAGE			0x002c
+#define EP93XXFB_SCREEN_LINES			0x0030
+#define EP93XXFB_LINE_LENGTH			0x0034
+#define EP93XXFB_VLINE_STEP			0x0038
+#define EP93XXFB_LINE_CARRY			0x003c	/* SW locked */
+#define EP93XXFB_EOL_OFFSET			0x0230
+
+/* Other Video Registers */
+#define EP93XXFB_BRIGHTNESS			0x0020
+#define EP93XXFB_ATTRIBS			0x0024	/* SW locked */
+#define EP93XXFB_SWLOCK				0x007c	/* SW locked */
+#define EP93XXFB_AC_RATE			0x0214
+#define EP93XXFB_FIFO_LEVEL			0x0234
+#define EP93XXFB_PIXELMODE			0x0054
+#define EP93XXFB_PIXELMODE_32BPP		(0x7 << 0)
+#define EP93XXFB_PIXELMODE_24BPP		(0x6 << 0)
+#define EP93XXFB_PIXELMODE_16BPP		(0x4 << 0)
+#define EP93XXFB_PIXELMODE_8BPP			(0x2 << 0)
+#define EP93XXFB_PIXELMODE_SHIFT_1P_24B		(0x0 << 3)
+#define EP93XXFB_PIXELMODE_SHIFT_1P_18B		(0x1 << 3)
+#define EP93XXFB_PIXELMODE_COLOR_LUT		(0x0 << 10)
+#define EP93XXFB_PIXELMODE_COLOR_888		(0x4 << 10)
+#define EP93XXFB_PIXELMODE_COLOR_555		(0x5 << 10)
+#define EP93XXFB_PARL_IF_OUT			0x0058
+#define EP93XXFB_PARL_IF_IN			0x005c
+
+/* Blink Control Registers */
+#define EP93XXFB_BLINK_RATE			0x0040
+#define EP93XXFB_BLINK_MASK			0x0044
+#define EP93XXFB_BLINK_PATTRN			0x0048
+#define EP93XXFB_PATTRN_MASK			0x004c
+#define EP93XXFB_BKGRND_OFFSET			0x0050
+
+/* Hardware Cursor Registers */
+#define EP93XXFB_CURSOR_ADR_START		0x0060
+#define EP93XXFB_CURSOR_ADR_RESET		0x0064
+#define EP93XXFB_CURSOR_SIZE			0x0068
+#define EP93XXFB_CURSOR_COLOR1			0x006c
+#define EP93XXFB_CURSOR_COLOR2			0x0070
+#define EP93XXFB_CURSOR_BLINK_COLOR1		0x021c
+#define EP93XXFB_CURSOR_BLINK_COLOR2		0x0220
+#define EP93XXFB_CURSOR_XY_LOC			0x0074
+#define EP93XXFB_CURSOR_DSCAN_HY_LOC		0x0078
+#define EP93XXFB_CURSOR_BLINK_RATE_CTRL		0x0224
+
+/* LUT Registers */
+#define EP93XXFB_GRY_SCL_LUTR			0x0080
+#define EP93XXFB_GRY_SCL_LUTG			0x0280
+#define EP93XXFB_GRY_SCL_LUTB			0x0300
+#define EP93XXFB_LUT_SW_CONTROL			0x0218
+#define EP93XXFB_LUT_SW_CONTROL_SWTCH		(1 << 0)
+#define EP93XXFB_LUT_SW_CONTROL_SSTAT		(1 << 1)
+#define EP93XXFB_COLOR_LUT			0x0400
+
+/* Video Signature Registers */
+#define EP93XXFB_VID_SIG_RSLT_VAL		0x0200
+#define EP93XXFB_VID_SIG_CTRL			0x0204
+#define EP93XXFB_VSIG				0x0208
+#define EP93XXFB_HSIG				0x020c
+#define EP93XXFB_SIG_CLR_STR			0x0210
+
+/* Minimum / Maximum resolutions supported */
+#define EP93XXFB_MIN_XRES			64
+#define EP93XXFB_MIN_YRES			64
+#define EP93XXFB_MAX_XRES			1024
+#define EP93XXFB_MAX_YRES			768
+
+struct ep93xx_fbi {
+	struct ep93xxfb_mach_info	*mach_info;
+	struct clk			*clk;
+	struct resource			*res;
+	void __iomem			*mmio_base;
+	unsigned int			pseudo_palette[256];
+};
+
+static int check_screenpage_bug = 1;
+module_param(check_screenpage_bug, int, 0644);
+MODULE_PARM_DESC(check_screenpage_bug,
+		 "Check for bit 27 screen page bug. Default = 1");
+
+static inline unsigned int ep93xxfb_readl(struct ep93xx_fbi *fbi,
+					  unsigned int off)
+{
+	return __raw_readl(fbi->mmio_base + off);
+}
+
+static inline void ep93xxfb_writel(struct ep93xx_fbi *fbi,
+				   unsigned int val, unsigned int off)
+{
+	__raw_writel(val, fbi->mmio_base + off);
+}
+
+/*
+ * Write to one of the locked raster registers.
+ */
+static inline void ep93xxfb_out_locked(struct ep93xx_fbi *fbi,
+				       unsigned int val, unsigned int reg)
+{
+	/*
+	 * We don't need a lock or delay here since the raster register
+	 * block will remain unlocked until the next access.
+	 */
+	ep93xxfb_writel(fbi, 0xaa, EP93XXFB_SWLOCK);
+	ep93xxfb_writel(fbi, val, reg);
+}
+
+static void ep93xxfb_set_video_attribs(struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	unsigned int attribs;
+
+	attribs = EP93XXFB_ENABLE;
+	attribs |= fbi->mach_info->flags;
+	ep93xxfb_out_locked(fbi, attribs, EP93XXFB_ATTRIBS);
+}
+
+static int ep93xxfb_set_pixelmode(struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	unsigned int val;
+
+	info->var.transp.offset = 0;
+	info->var.transp.length = 0;
+
+	switch (info->var.bits_per_pixel) {
+	case 8:
+		val = EP93XXFB_PIXELMODE_8BPP | EP93XXFB_PIXELMODE_COLOR_LUT |
+			EP93XXFB_PIXELMODE_SHIFT_1P_18B;
+
+		info->var.red.offset	= 0;
+		info->var.red.length	= 8;
+		info->var.green.offset	= 0;
+		info->var.green.length	= 8;
+		info->var.blue.offset	= 0;
+		info->var.blue.length	= 8;
+		info->fix.visual 	= FB_VISUAL_PSEUDOCOLOR;
+		break;
+
+	case 16:
+		val = EP93XXFB_PIXELMODE_16BPP | EP93XXFB_PIXELMODE_COLOR_555 |
+			EP93XXFB_PIXELMODE_SHIFT_1P_18B;
+
+		info->var.red.offset	= 11;
+		info->var.red.length	= 5;
+		info->var.green.offset	= 5;
+		info->var.green.length	= 6;
+		info->var.blue.offset	= 0;
+		info->var.blue.length	= 5;
+		info->fix.visual 	= FB_VISUAL_TRUECOLOR;
+		break;
+
+	case 24:
+		val = EP93XXFB_PIXELMODE_24BPP | EP93XXFB_PIXELMODE_COLOR_888 |
+			EP93XXFB_PIXELMODE_SHIFT_1P_24B;
+
+		info->var.red.offset	= 16;
+		info->var.red.length	= 8;
+		info->var.green.offset	= 8;
+		info->var.green.length	= 8;
+		info->var.blue.offset	= 0;
+		info->var.blue.length	= 8;
+		info->fix.visual 	= FB_VISUAL_TRUECOLOR;
+		break;
+
+	case 32:
+		val = EP93XXFB_PIXELMODE_32BPP | EP93XXFB_PIXELMODE_COLOR_888 |
+			EP93XXFB_PIXELMODE_SHIFT_1P_24B;
+
+		info->var.red.offset	= 16;
+		info->var.red.length	= 8;
+		info->var.green.offset	= 8;
+		info->var.green.length	= 8;
+		info->var.blue.offset	= 0;
+		info->var.blue.length	= 8;
+		info->fix.visual 	= FB_VISUAL_TRUECOLOR;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	ep93xxfb_writel(fbi, val, EP93XXFB_PIXELMODE);
+	return 0;
+}
+
+static void ep93xxfb_set_timing(struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	unsigned int vlines_total, hclks_total, start, stop;
+
+	vlines_total = info->var.yres + info->var.upper_margin +
+		info->var.lower_margin + info->var.vsync_len - 1;
+
+	hclks_total = info->var.xres + info->var.left_margin +
+		info->var.right_margin + info->var.hsync_len - 1;
+
+	ep93xxfb_out_locked(fbi, vlines_total, EP93XXFB_VLINES_TOTAL);
+	ep93xxfb_out_locked(fbi, hclks_total, EP93XXFB_HCLKS_TOTAL);
+
+	start = vlines_total;
+	stop = vlines_total - info->var.vsync_len;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_VSYNC);
+
+	start = vlines_total - info->var.vsync_len - info->var.upper_margin;
+	stop = info->var.lower_margin - 1;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_VBLANK);
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_VACTIVE);
+
+	start = vlines_total;
+	stop = vlines_total + 1;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_VCLK);
+
+	start = hclks_total;
+	stop = hclks_total - info->var.hsync_len;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_HSYNC);
+
+	start = hclks_total - info->var.hsync_len - info->var.left_margin;
+	stop = info->var.right_margin - 1;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_HBLANK);
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_HACTIVE);
+
+	start = hclks_total;
+	stop = hclks_total;
+	ep93xxfb_out_locked(fbi, start | (stop << 16), EP93XXFB_HCLK);
+
+	ep93xxfb_out_locked(fbi, 0x0, EP93XXFB_LINE_CARRY);
+}
+
+static int ep93xxfb_set_par(struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+
+	clk_set_rate(fbi->clk, 1000 * PICOS2KHZ(info->var.pixclock));
+
+	ep93xxfb_set_timing(info);
+
+	info->fix.line_length = info->var.xres_virtual *
+		info->var.bits_per_pixel / 8;
+
+	ep93xxfb_writel(fbi, info->fix.smem_start, EP93XXFB_SCREEN_PAGE);
+	ep93xxfb_writel(fbi, info->var.yres - 1, EP93XXFB_SCREEN_LINES);
+	ep93xxfb_writel(fbi, ((info->var.xres * info->var.bits_per_pixel)
+			      / 32) - 1, EP93XXFB_LINE_LENGTH);
+	ep93xxfb_writel(fbi, info->fix.line_length / 4, EP93XXFB_VLINE_STEP);
+	ep93xxfb_set_video_attribs(info);
+	return 0;
+}
+
+static int ep93xxfb_check_var(struct fb_var_screeninfo *var,
+			      struct fb_info *info)
+{
+	int err;
+
+	err = ep93xxfb_set_pixelmode(info);
+	if (err)
+		return err;
+
+	var->xres = max_t(unsigned int, var->xres, EP93XXFB_MIN_XRES);
+	var->xres = min_t(unsigned int, var->xres, EP93XXFB_MAX_XRES);
+	var->xres_virtual = max(var->xres_virtual, var->xres);
+
+	var->yres = max_t(unsigned int, var->yres, EP93XXFB_MIN_YRES);
+	var->yres = min_t(unsigned int, var->yres, EP93XXFB_MAX_YRES);
+	var->yres_virtual = max(var->yres_virtual, var->yres);
+
+	return 0;
+}
+
+static int ep93xxfb_mmap(struct fb_info *info, struct vm_area_struct *vma)
+{
+	unsigned int offset = vma->vm_pgoff << PAGE_SHIFT;
+
+	if (offset < info->fix.smem_len) {
+		return dma_mmap_writecombine(info->dev, vma, info->screen_base,
+					     info->fix.smem_start,
+					     info->fix.smem_len);
+	}
+
+	return -EINVAL;
+}
+
+static int ep93xxfb_blank(int blank_mode, struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	unsigned int attribs = ep93xxfb_readl(fbi, EP93XXFB_ATTRIBS);
+
+	if (blank_mode) {
+		if (fbi->mach_info->blank)
+			fbi->mach_info->blank(blank_mode, info);
+		ep93xxfb_out_locked(fbi, attribs & ~EP93XXFB_ENABLE,
+				    EP93XXFB_ATTRIBS);
+		clk_disable(fbi->clk);
+	} else {
+		clk_enable(fbi->clk);
+		ep93xxfb_out_locked(fbi, attribs | EP93XXFB_ENABLE,
+				    EP93XXFB_ATTRIBS);
+		if (fbi->mach_info->blank)
+			fbi->mach_info->blank(blank_mode, info);
+	}
+
+	return 0;
+}
+
+static inline int ep93xxfb_convert_color(int val, int width)
+{
+	return ((val << width) + 0x7fff - val) >> 16;
+}
+
+static int ep93xxfb_setcolreg(unsigned int regno, unsigned int red,
+			      unsigned int green, unsigned int blue,
+			      unsigned int transp, struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	unsigned int *pal = info->pseudo_palette;
+	unsigned int ctrl, i, rgb, lut_current, lut_stat;
+
+	switch (info->fix.visual) {
+	case FB_VISUAL_PSEUDOCOLOR:
+		rgb = ((red & 0xff00) << 8) | (green & 0xff00) |
+			((blue & 0xff00) >> 8);
+
+		pal[regno] = rgb;
+		ep93xxfb_writel(fbi, rgb, (EP93XXFB_COLOR_LUT + (regno << 2)));
+		ctrl = ep93xxfb_readl(fbi, EP93XXFB_LUT_SW_CONTROL);
+		lut_stat = !!(ctrl & EP93XXFB_LUT_SW_CONTROL_SSTAT);
+		lut_current = !!(ctrl & EP93XXFB_LUT_SW_CONTROL_SWTCH);
+
+		if (lut_stat == lut_current) {
+			for (i = 0; i < 256; i++) {
+				ep93xxfb_writel(fbi, pal[i],
+					EP93XXFB_COLOR_LUT + (i << 2));
+			}
+
+			ep93xxfb_writel(fbi,
+					ctrl ^ EP93XXFB_LUT_SW_CONTROL_SWTCH,
+					EP93XXFB_LUT_SW_CONTROL);
+		}
+		break;
+
+	case FB_VISUAL_TRUECOLOR:
+		if (regno > 16)
+			return 1;
+
+		red = ep93xxfb_convert_color(red, info->var.red.length);
+		green = ep93xxfb_convert_color(green, info->var.green.length);
+		blue = ep93xxfb_convert_color(blue, info->var.blue.length);
+		transp = ep93xxfb_convert_color(transp,
+						info->var.transp.length);
+
+		pal[regno] = (red << info->var.red.offset) |
+			(green << info->var.green.offset) |
+			(blue << info->var.blue.offset) |
+			(transp << info->var.transp.offset);
+		break;
+
+	default:
+		return 1;
+	}
+
+	return 0;
+}
+
+static struct fb_ops ep93xxfb_ops = {
+	.owner		= THIS_MODULE,
+	.fb_check_var	= ep93xxfb_check_var,
+	.fb_set_par	= ep93xxfb_set_par,
+	.fb_blank	= ep93xxfb_blank,
+	.fb_fillrect	= cfb_fillrect,
+	.fb_copyarea	= cfb_copyarea,
+	.fb_imageblit	= cfb_imageblit,
+	.fb_setcolreg	= ep93xxfb_setcolreg,
+	.fb_mmap	= ep93xxfb_mmap,
+};
+
+static int __init ep93xxfb_calc_fbsize(struct ep93xxfb_mach_info *mach_info)
+{
+	int i, fb_size = 0;
+
+	if (mach_info->num_modes == EP93XXFB_USE_MODEDB) {
+		fb_size = EP93XXFB_MAX_XRES * EP93XXFB_MAX_YRES *
+			mach_info->bpp / 8;
+	} else {
+		for (i = 0; i < mach_info->num_modes; i++) {
+			const struct fb_videomode *mode;
+			int size;
+
+			mode = &mach_info->modes[i];
+			size = mode->xres * mode->yres * mach_info->bpp / 8;
+			if (size > fb_size)
+				fb_size = size;
+		}
+	}
+
+	return fb_size;
+}
+
+static int __init ep93xxfb_alloc_videomem(struct fb_info *info)
+{
+	struct ep93xx_fbi *fbi = info->par;
+	char __iomem *virt_addr;
+	dma_addr_t phys_addr;
+	unsigned int fb_size;
+
+	fb_size = ep93xxfb_calc_fbsize(fbi->mach_info);
+	virt_addr = dma_alloc_writecombine(info->dev, fb_size,
+					   &phys_addr, GFP_KERNEL);
+	if (!virt_addr)
+		return -ENOMEM;
+
+	/*
+	 * There is a bug in the ep93xx framebuffer which causes problems
+	 * if bit 27 of the physical address is set.
+	 * See: http://marc.info/?l=linux-arm-kernel&m=110061245502000&w=2
+	 * There does not seem to be any offical errata for this, but I
+	 * have confirmed the problem exists on my hardware (ep9315) at
+	 * least.
+	 */
+	if (check_screenpage_bug && phys_addr & (1 << 27)) {
+		dev_err(info->dev, "ep93xx framebuffer bug. phys addr (0x%x) "
+			"has bit 27 set: cannot init framebuffer\n",
+			phys_addr);
+
+		dma_free_coherent(info->dev, fb_size, virt_addr, phys_addr);
+		return -ENOMEM;
+	}
+
+	info->fix.smem_start = phys_addr;
+	info->fix.smem_len = fb_size;
+	info->screen_base = virt_addr;
+
+	return 0;
+}
+
+static void ep93xxfb_dealloc_videomem(struct fb_info *info)
+{
+	if (info->screen_base)
+		dma_free_coherent(info->dev, info->fix.smem_len,
+				  info->screen_base, info->fix.smem_start);
+}
+
+static int __init ep93xxfb_probe(struct platform_device *pdev)
+{
+	struct ep93xxfb_mach_info *mach_info = pdev->dev.platform_data;
+	struct fb_info *info;
+	struct ep93xx_fbi *fbi;
+	struct resource *res;
+	char *video_mode;
+	int err;
+
+	if (!mach_info)
+		return -EINVAL;
+
+	info = framebuffer_alloc(sizeof(struct ep93xx_fbi), &pdev->dev);
+	if (!info)
+		return -ENOMEM;
+
+	info->dev = &pdev->dev;
+	platform_set_drvdata(pdev, info);
+	fbi = info->par;
+	fbi->mach_info = mach_info;
+
+	err = fb_alloc_cmap(&info->cmap, 256, 0);
+	if (err)
+		goto failed;
+
+	err = ep93xxfb_alloc_videomem(info);
+	if (err)
+		goto failed;
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		err = -ENXIO;
+		goto failed;
+	}
+
+	res = request_mem_region(res->start, resource_size(res), pdev->name);
+	if (!res) {
+		err = -EBUSY;
+		goto failed;
+	}
+
+	fbi->res = res;
+	fbi->mmio_base = ioremap(res->start, resource_size(res));
+	if (!fbi->mmio_base) {
+		err = -ENXIO;
+		goto failed;
+	}
+
+	strcpy(info->fix.id, pdev->name);
+	info->fbops		= &ep93xxfb_ops;
+	info->fix.type		= FB_TYPE_PACKED_PIXELS;
+	info->fix.accel		= FB_ACCEL_NONE;
+	info->var.activate	= FB_ACTIVATE_NOW;
+	info->var.vmode		= FB_VMODE_NONINTERLACED;
+	info->flags		= FBINFO_DEFAULT;
+	info->node		= -1;
+	info->state		= FBINFO_STATE_RUNNING;
+	info->pseudo_palette	= &fbi->pseudo_palette;
+
+	fb_get_options("ep93xx-fb", &video_mode);
+	err = fb_find_mode(&info->var, info, video_mode,
+			   fbi->mach_info->modes, fbi->mach_info->num_modes,
+			   fbi->mach_info->default_mode, fbi->mach_info->bpp);
+	if (err == 0) {
+		dev_err(info->dev, "No suitable video mode found\n");
+		err = -EINVAL;
+		goto failed;
+	}
+
+	if (mach_info->setup) {
+		err = mach_info->setup(pdev);
+		if (err)
+			return err;
+	}
+
+	err = ep93xxfb_check_var(&info->var, info);
+	if (err)
+		goto failed;
+
+	fbi->clk = clk_get(info->dev, NULL);
+	if (IS_ERR(fbi->clk)) {
+		err = PTR_ERR(fbi->clk);
+		fbi->clk = NULL;
+		goto failed;
+	}
+
+	ep93xxfb_set_par(info);
+	clk_enable(fbi->clk);
+
+	err = register_framebuffer(info);
+	if (err)
+		goto failed;
+
+	dev_info(info->dev, "registered. Mode = %dx%d-%d\n",
+		 info->var.xres, info->var.yres, info->var.bits_per_pixel);
+	return 0;
+
+failed:
+	if (fbi->clk)
+		clk_put(fbi->clk);
+	if (fbi->mmio_base)
+		iounmap(fbi->mmio_base);
+	if (fbi->res)
+		release_mem_region(fbi->res->start, resource_size(fbi->res));
+	ep93xxfb_dealloc_videomem(info);
+	if (&info->cmap)
+		fb_dealloc_cmap(&info->cmap);
+	if (fbi->mach_info->teardown)
+		fbi->mach_info->teardown(pdev);
+	kfree(info);
+	platform_set_drvdata(pdev, NULL);
+
+	return err;
+}
+
+static int ep93xxfb_remove(struct platform_device *pdev)
+{
+	struct fb_info *info = platform_get_drvdata(pdev);
+	struct ep93xx_fbi *fbi = info->par;
+
+	unregister_framebuffer(info);
+	clk_disable(fbi->clk);
+	clk_put(fbi->clk);
+	iounmap(fbi->mmio_base);
+	release_mem_region(fbi->res->start, resource_size(fbi->res));
+	ep93xxfb_dealloc_videomem(info);
+	fb_dealloc_cmap(&info->cmap);
+
+	if (fbi->mach_info->teardown)
+		fbi->mach_info->teardown(pdev);
+
+	kfree(info);
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static struct platform_driver ep93xxfb_driver = {
+	.probe		= ep93xxfb_probe,
+	.remove		= ep93xxfb_remove,
+	.driver = {
+		.name	= "ep93xx-fb",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __devinit ep93xxfb_init(void)
+{
+	return platform_driver_register(&ep93xxfb_driver);
+}
+
+static void __exit ep93xxfb_exit(void)
+{
+	platform_driver_unregister(&ep93xxfb_driver);
+}
+
+module_init(ep93xxfb_init);
+module_exit(ep93xxfb_exit);
+
+MODULE_DESCRIPTION("EP93XX Framebuffer Driver");
+MODULE_ALIAS("platform:ep93xx-fb");
+MODULE_AUTHOR("Ryan Mallon <ryan&bluewatersys.com>, "
+	      "H Hartley Sweeten <hsweeten@visionengravers.com");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/fb_defio.c b/drivers/video/fb_defio.c
index 0a7a6679ee6e..c27ab1ed9604 100644
--- a/drivers/video/fb_defio.c
+++ b/drivers/video/fb_defio.c
@@ -125,7 +125,7 @@ page_already_added:
 	return 0;
 }
 
-static struct vm_operations_struct fb_deferred_io_vm_ops = {
+static const struct vm_operations_struct fb_deferred_io_vm_ops = {
 	.fault		= fb_deferred_io_fault,
 	.page_mkwrite	= fb_deferred_io_mkwrite,
 };
diff --git a/drivers/video/fbmem.c b/drivers/video/fbmem.c
index a85c818be945..99bbd282ce63 100644
--- a/drivers/video/fbmem.c
+++ b/drivers/video/fbmem.c
@@ -871,8 +871,8 @@ fb_pan_display(struct fb_info *info, struct fb_var_screeninfo *var)
 		err = -EINVAL;
 
 	if (err || !info->fbops->fb_pan_display ||
-	    var->yoffset + yres > info->var.yres_virtual ||
-	    var->xoffset + info->var.xres > info->var.xres_virtual)
+	    var->yoffset > info->var.yres_virtual - yres ||
+	    var->xoffset > info->var.xres_virtual - info->var.xres)
 		return -EINVAL;
 
 	if ((err = info->fbops->fb_pan_display(var, info)))
@@ -954,6 +954,7 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
 			goto done;
 
 		if ((var->activate & FB_ACTIVATE_MASK) == FB_ACTIVATE_NOW) {
+			struct fb_var_screeninfo old_var;
 			struct fb_videomode mode;
 
 			if (info->fbops->fb_get_caps) {
@@ -963,10 +964,20 @@ fb_set_var(struct fb_info *info, struct fb_var_screeninfo *var)
 					goto done;
 			}
 
+			old_var = info->var;
 			info->var = *var;
 
-			if (info->fbops->fb_set_par)
-				info->fbops->fb_set_par(info);
+			if (info->fbops->fb_set_par) {
+				ret = info->fbops->fb_set_par(info);
+
+				if (ret) {
+					info->var = old_var;
+					printk(KERN_WARNING "detected "
+						"fb_set_par error, "
+						"error code: %d\n", ret);
+					goto done;
+				}
+			}
 
 			fb_pan_display(info, &info->var);
 			fb_set_cmap(&info->cmap, info);
@@ -1789,7 +1800,7 @@ static int __init video_setup(char *options)
  		global = 1;
  	}
 
- 	if (!global && !strstr(options, "fb:")) {
+ 	if (!global && !strchr(options, ':')) {
  		fb_mode_option = options;
  		global = 1;
  	}
diff --git a/drivers/video/imxfb.c b/drivers/video/imxfb.c
index 30ae3022f633..66358fa825f3 100644
--- a/drivers/video/imxfb.c
+++ b/drivers/video/imxfb.c
@@ -710,7 +710,7 @@ static int __init imxfb_probe(struct platform_device *pdev)
 
 	fbi->clk = clk_get(&pdev->dev, NULL);
 	if (IS_ERR(fbi->clk)) {
-		ret = PTR_ERR(fbi->clk);;
+		ret = PTR_ERR(fbi->clk);
 		dev_err(&pdev->dev, "unable to get clock: %d\n", ret);
 		goto failed_getclock;
 	}
diff --git a/drivers/video/matrox/g450_pll.c b/drivers/video/matrox/g450_pll.c
index d42346e7fdda..09f6e045d5be 100644
--- a/drivers/video/matrox/g450_pll.c
+++ b/drivers/video/matrox/g450_pll.c
@@ -25,16 +25,19 @@ static inline unsigned int g450_f2vco(unsigned char p, unsigned int fin) {
 	return (p & 0x40) ? fin : fin << ((p & 3) + 1);
 }
 
-static unsigned int g450_mnp2vco(CPMINFO unsigned int mnp) {
+static unsigned int g450_mnp2vco(const struct matrox_fb_info *minfo,
+				 unsigned int mnp)
+{
 	unsigned int m, n;
 
 	m = ((mnp >> 16) & 0x0FF) + 1;
 	n = ((mnp >>  7) & 0x1FE) + 4;
-	return (ACCESS_FBINFO(features).pll.ref_freq * n + (m >> 1)) / m;
+	return (minfo->features.pll.ref_freq * n + (m >> 1)) / m;
 }
 
-unsigned int g450_mnp2f(CPMINFO unsigned int mnp) {
-	return g450_vco2f(mnp, g450_mnp2vco(PMINFO mnp));
+unsigned int g450_mnp2f(const struct matrox_fb_info *minfo, unsigned int mnp)
+{
+	return g450_vco2f(mnp, g450_mnp2vco(minfo, mnp));
 }
 
 static inline unsigned int pll_freq_delta(unsigned int f1, unsigned int f2) {
@@ -49,7 +52,10 @@ static inline unsigned int pll_freq_delta(unsigned int f1, unsigned int f2) {
 #define NO_MORE_MNP	0x01FFFFFF
 #define G450_MNP_FREQBITS	(0xFFFFFF43)	/* do not mask high byte so we'll catch NO_MORE_MNP */
 
-static unsigned int g450_nextpll(CPMINFO const struct matrox_pll_limits* pi, unsigned int* fvco, unsigned int mnp) {
+static unsigned int g450_nextpll(const struct matrox_fb_info *minfo,
+				 const struct matrox_pll_limits *pi,
+				 unsigned int *fvco, unsigned int mnp)
+{
 	unsigned int m, n, p;
 	unsigned int tvco = *fvco;
 
@@ -90,12 +96,15 @@ static unsigned int g450_nextpll(CPMINFO const struct matrox_pll_limits* pi, uns
 		} else {
 			m--;
 		}
-        	n = ((tvco * (m+1) + ACCESS_FBINFO(features).pll.ref_freq) / (ACCESS_FBINFO(features).pll.ref_freq * 2)) - 2;
+		n = ((tvco * (m+1) + minfo->features.pll.ref_freq) / (minfo->features.pll.ref_freq * 2)) - 2;
 	} while (n < 0x03 || n > 0x7A);
 	return (m << 16) | (n << 8) | p;
 }
 
-static unsigned int g450_firstpll(CPMINFO const struct matrox_pll_limits* pi, unsigned int* vco, unsigned int fout) {
+static unsigned int g450_firstpll(const struct matrox_fb_info *minfo,
+				  const struct matrox_pll_limits *pi,
+				  unsigned int *vco, unsigned int fout)
+{
 	unsigned int p;
 	unsigned int vcomax;
 
@@ -121,88 +130,94 @@ static unsigned int g450_firstpll(CPMINFO const struct matrox_pll_limits* pi, un
 		}
 		*vco = tvco;
 	}
-	return g450_nextpll(PMINFO pi, vco, 0xFF0000 | p);
+	return g450_nextpll(minfo, pi, vco, 0xFF0000 | p);
 }
 
-static inline unsigned int g450_setpll(CPMINFO unsigned int mnp, unsigned int pll) {
+static inline unsigned int g450_setpll(const struct matrox_fb_info *minfo,
+				       unsigned int mnp, unsigned int pll)
+{
 	switch (pll) {
 		case M_PIXEL_PLL_A:
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLAM, mnp >> 16);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLAN, mnp >> 8);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLAP, mnp);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLAM, mnp >> 16);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLAN, mnp >> 8);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLAP, mnp);
 			return M1064_XPIXPLLSTAT;
 
 		case M_PIXEL_PLL_B:
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLBM, mnp >> 16);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLBN, mnp >> 8);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLBP, mnp);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLBM, mnp >> 16);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLBN, mnp >> 8);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLBP, mnp);
 			return M1064_XPIXPLLSTAT;
 
 		case M_PIXEL_PLL_C:
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLCM, mnp >> 16);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLCN, mnp >> 8);
-			matroxfb_DAC_out(PMINFO M1064_XPIXPLLCP, mnp);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLCM, mnp >> 16);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLCN, mnp >> 8);
+			matroxfb_DAC_out(minfo, M1064_XPIXPLLCP, mnp);
 			return M1064_XPIXPLLSTAT;
 
 		case M_SYSTEM_PLL:
-			matroxfb_DAC_out(PMINFO DAC1064_XSYSPLLM, mnp >> 16);
-			matroxfb_DAC_out(PMINFO DAC1064_XSYSPLLN, mnp >> 8);
-			matroxfb_DAC_out(PMINFO DAC1064_XSYSPLLP, mnp);
+			matroxfb_DAC_out(minfo, DAC1064_XSYSPLLM, mnp >> 16);
+			matroxfb_DAC_out(minfo, DAC1064_XSYSPLLN, mnp >> 8);
+			matroxfb_DAC_out(minfo, DAC1064_XSYSPLLP, mnp);
 			return DAC1064_XSYSPLLSTAT;
 
 		case M_VIDEO_PLL:
-			matroxfb_DAC_out(PMINFO M1064_XVIDPLLM, mnp >> 16);
-			matroxfb_DAC_out(PMINFO M1064_XVIDPLLN, mnp >> 8);
-			matroxfb_DAC_out(PMINFO M1064_XVIDPLLP, mnp);
+			matroxfb_DAC_out(minfo, M1064_XVIDPLLM, mnp >> 16);
+			matroxfb_DAC_out(minfo, M1064_XVIDPLLN, mnp >> 8);
+			matroxfb_DAC_out(minfo, M1064_XVIDPLLP, mnp);
 			return M1064_XVIDPLLSTAT;
 	}
 	return 0;
 }
 
-static inline unsigned int g450_cmppll(CPMINFO unsigned int mnp, unsigned int pll) {
+static inline unsigned int g450_cmppll(const struct matrox_fb_info *minfo,
+				       unsigned int mnp, unsigned int pll)
+{
 	unsigned char m = mnp >> 16;
 	unsigned char n = mnp >> 8;
 	unsigned char p = mnp;
 
 	switch (pll) {
 		case M_PIXEL_PLL_A:
-			return (matroxfb_DAC_in(PMINFO M1064_XPIXPLLAM) != m ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLAN) != n ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLAP) != p);
+			return (matroxfb_DAC_in(minfo, M1064_XPIXPLLAM) != m ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLAN) != n ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLAP) != p);
 
 		case M_PIXEL_PLL_B:
-			return (matroxfb_DAC_in(PMINFO M1064_XPIXPLLBM) != m ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLBN) != n ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLBP) != p);
+			return (matroxfb_DAC_in(minfo, M1064_XPIXPLLBM) != m ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLBN) != n ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLBP) != p);
 
 		case M_PIXEL_PLL_C:
-			return (matroxfb_DAC_in(PMINFO M1064_XPIXPLLCM) != m ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLCN) != n ||
-				matroxfb_DAC_in(PMINFO M1064_XPIXPLLCP) != p);
+			return (matroxfb_DAC_in(minfo, M1064_XPIXPLLCM) != m ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLCN) != n ||
+				matroxfb_DAC_in(minfo, M1064_XPIXPLLCP) != p);
 
 		case M_SYSTEM_PLL:
-			return (matroxfb_DAC_in(PMINFO DAC1064_XSYSPLLM) != m ||
-				matroxfb_DAC_in(PMINFO DAC1064_XSYSPLLN) != n ||
-				matroxfb_DAC_in(PMINFO DAC1064_XSYSPLLP) != p);
+			return (matroxfb_DAC_in(minfo, DAC1064_XSYSPLLM) != m ||
+				matroxfb_DAC_in(minfo, DAC1064_XSYSPLLN) != n ||
+				matroxfb_DAC_in(minfo, DAC1064_XSYSPLLP) != p);
 
 		case M_VIDEO_PLL:
-			return (matroxfb_DAC_in(PMINFO M1064_XVIDPLLM) != m ||
-				matroxfb_DAC_in(PMINFO M1064_XVIDPLLN) != n ||
-				matroxfb_DAC_in(PMINFO M1064_XVIDPLLP) != p);
+			return (matroxfb_DAC_in(minfo, M1064_XVIDPLLM) != m ||
+				matroxfb_DAC_in(minfo, M1064_XVIDPLLN) != n ||
+				matroxfb_DAC_in(minfo, M1064_XVIDPLLP) != p);
 	}
 	return 1;
 }
 
-static inline int g450_isplllocked(CPMINFO unsigned int regidx) {
+static inline int g450_isplllocked(const struct matrox_fb_info *minfo,
+				   unsigned int regidx)
+{
 	unsigned int j;
 
 	for (j = 0; j < 1000; j++) {
-		if (matroxfb_DAC_in(PMINFO regidx) & 0x40) {
+		if (matroxfb_DAC_in(minfo, regidx) & 0x40) {
 			unsigned int r = 0;
 			int i;
 
 			for (i = 0; i < 100; i++) {
-				r += matroxfb_DAC_in(PMINFO regidx) & 0x40;
+				r += matroxfb_DAC_in(minfo, regidx) & 0x40;
 			}
 			return r >= (90 * 0x40);
 		}
@@ -211,8 +226,10 @@ static inline int g450_isplllocked(CPMINFO unsigned int regidx) {
 	return 0;
 }
 
-static int g450_testpll(CPMINFO unsigned int mnp, unsigned int pll) {
-	return g450_isplllocked(PMINFO g450_setpll(PMINFO mnp, pll));
+static int g450_testpll(const struct matrox_fb_info *minfo, unsigned int mnp,
+			unsigned int pll)
+{
+	return g450_isplllocked(minfo, g450_setpll(minfo, mnp, pll));
 }
 
 static void updatehwstate_clk(struct matrox_hw_state* hw, unsigned int mnp, unsigned int pll) {
@@ -225,13 +242,19 @@ static void updatehwstate_clk(struct matrox_hw_state* hw, unsigned int mnp, unsi
 	}
 }
 
-void matroxfb_g450_setpll_cond(WPMINFO unsigned int mnp, unsigned int pll) {
-	if (g450_cmppll(PMINFO mnp, pll)) {
-		g450_setpll(PMINFO mnp, pll);
+void matroxfb_g450_setpll_cond(struct matrox_fb_info *minfo, unsigned int mnp,
+			       unsigned int pll)
+{
+	if (g450_cmppll(minfo, mnp, pll)) {
+		g450_setpll(minfo, mnp, pll);
 	}
 }
 
-static inline unsigned int g450_findworkingpll(WPMINFO unsigned int pll, unsigned int* mnparray, unsigned int mnpcount) {
+static inline unsigned int g450_findworkingpll(struct matrox_fb_info *minfo,
+					       unsigned int pll,
+					       unsigned int *mnparray,
+					       unsigned int mnpcount)
+{
 	unsigned int found = 0;
 	unsigned int idx;
 	unsigned int mnpfound = mnparray[0];
@@ -255,22 +278,22 @@ static inline unsigned int g450_findworkingpll(WPMINFO unsigned int pll, unsigne
 		while (sptr >= sarray) {
 			unsigned int mnp = *sptr--;
 		
-			if (g450_testpll(PMINFO mnp - 0x0300, pll) &&
-			    g450_testpll(PMINFO mnp + 0x0300, pll) &&
-			    g450_testpll(PMINFO mnp - 0x0200, pll) &&
-			    g450_testpll(PMINFO mnp + 0x0200, pll) &&
-			    g450_testpll(PMINFO mnp - 0x0100, pll) &&
-			    g450_testpll(PMINFO mnp + 0x0100, pll)) {
-				if (g450_testpll(PMINFO mnp, pll)) {
+			if (g450_testpll(minfo, mnp - 0x0300, pll) &&
+			    g450_testpll(minfo, mnp + 0x0300, pll) &&
+			    g450_testpll(minfo, mnp - 0x0200, pll) &&
+			    g450_testpll(minfo, mnp + 0x0200, pll) &&
+			    g450_testpll(minfo, mnp - 0x0100, pll) &&
+			    g450_testpll(minfo, mnp + 0x0100, pll)) {
+				if (g450_testpll(minfo, mnp, pll)) {
 					return mnp;
 				}
-			} else if (!found && g450_testpll(PMINFO mnp, pll)) {
+			} else if (!found && g450_testpll(minfo, mnp, pll)) {
 				mnpfound = mnp;
 				found = 1;
 			}
 		}
 	}
-	g450_setpll(PMINFO mnpfound, pll);
+	g450_setpll(minfo, mnpfound, pll);
 	return mnpfound;
 }
 
@@ -283,7 +306,9 @@ static void g450_addcache(struct matrox_pll_cache* ci, unsigned int mnp_key, uns
 	ci->data[0].mnp_value = mnp_value;
 }
 
-static int g450_checkcache(WPMINFO struct matrox_pll_cache* ci, unsigned int mnp_key) {
+static int g450_checkcache(struct matrox_fb_info *minfo,
+			   struct matrox_pll_cache *ci, unsigned int mnp_key)
+{
 	unsigned int i;
 	
 	mnp_key &= G450_MNP_FREQBITS;
@@ -303,8 +328,10 @@ static int g450_checkcache(WPMINFO struct matrox_pll_cache* ci, unsigned int mnp
 	return NO_MORE_MNP;
 }
 
-static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll, 
-		unsigned int* mnparray, unsigned int* deltaarray) {
+static int __g450_setclk(struct matrox_fb_info *minfo, unsigned int fout,
+			 unsigned int pll, unsigned int *mnparray,
+			 unsigned int *deltaarray)
+{
 	unsigned int mnpcount;
 	unsigned int pixel_vco;
 	const struct matrox_pll_limits* pi;
@@ -321,19 +348,19 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 				
 				matroxfb_DAC_lock_irqsave(flags);
 
-				xpwrctrl = matroxfb_DAC_in(PMINFO M1064_XPWRCTRL);
-				matroxfb_DAC_out(PMINFO M1064_XPWRCTRL, xpwrctrl & ~M1064_XPWRCTRL_PANELPDN);
+				xpwrctrl = matroxfb_DAC_in(minfo, M1064_XPWRCTRL);
+				matroxfb_DAC_out(minfo, M1064_XPWRCTRL, xpwrctrl & ~M1064_XPWRCTRL_PANELPDN);
 				mga_outb(M_SEQ_INDEX, M_SEQ1);
 				mga_outb(M_SEQ_DATA, mga_inb(M_SEQ_DATA) | M_SEQ1_SCROFF);
-				tmp = matroxfb_DAC_in(PMINFO M1064_XPIXCLKCTRL);
+				tmp = matroxfb_DAC_in(minfo, M1064_XPIXCLKCTRL);
 				tmp |= M1064_XPIXCLKCTRL_DIS;
 				if (!(tmp & M1064_XPIXCLKCTRL_PLL_UP)) {
 					tmp |= M1064_XPIXCLKCTRL_PLL_UP;
 				}
-				matroxfb_DAC_out(PMINFO M1064_XPIXCLKCTRL, tmp);
+				matroxfb_DAC_out(minfo, M1064_XPIXCLKCTRL, tmp);
 				/* DVI PLL preferred for frequencies up to
 				   panel link max, standard PLL otherwise */
-				if (fout >= MINFO->max_pixel_clock_panellink)
+				if (fout >= minfo->max_pixel_clock_panellink)
 					tmp = 0;
 				else tmp =
 					M1064_XDVICLKCTRL_DVIDATAPATHSEL |
@@ -341,8 +368,8 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 					M1064_XDVICLKCTRL_C1DVICLKEN |
 					M1064_XDVICLKCTRL_DVILOOPCTL |
 					M1064_XDVICLKCTRL_P1LOOPBWDTCTL;
-				matroxfb_DAC_out(PMINFO M1064_XDVICLKCTRL,tmp);
-				matroxfb_DAC_out(PMINFO M1064_XPWRCTRL,
+				matroxfb_DAC_out(minfo, M1064_XDVICLKCTRL, tmp);
+				matroxfb_DAC_out(minfo, M1064_XPWRCTRL,
 						 xpwrctrl);
 
 				matroxfb_DAC_unlock_irqrestore(flags);
@@ -363,20 +390,20 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 				}
 				mga_outb(M_MISC_REG, misc);
 			}
-			pi = &ACCESS_FBINFO(limits.pixel);
-			ci = &ACCESS_FBINFO(cache.pixel);
+			pi = &minfo->limits.pixel;
+			ci = &minfo->cache.pixel;
 			break;
 		case M_SYSTEM_PLL:
 			{
 				u_int32_t opt;
 
-				pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, &opt);
+				pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &opt);
 				if (!(opt & 0x20)) {
-					pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, opt | 0x20);
+					pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, opt | 0x20);
 				}
 			}
-			pi = &ACCESS_FBINFO(limits.system);
-			ci = &ACCESS_FBINFO(cache.system);
+			pi = &minfo->limits.system;
+			ci = &minfo->cache.system;
 			break;
 		case M_VIDEO_PLL:
 			{
@@ -385,18 +412,18 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 				unsigned long flags;
 				
 				matroxfb_DAC_lock_irqsave(flags);
-				tmp = matroxfb_DAC_in(PMINFO M1064_XPWRCTRL);
+				tmp = matroxfb_DAC_in(minfo, M1064_XPWRCTRL);
 				if (!(tmp & 2)) {
-					matroxfb_DAC_out(PMINFO M1064_XPWRCTRL, tmp | 2);
+					matroxfb_DAC_out(minfo, M1064_XPWRCTRL, tmp | 2);
 				}
 				
-				mnp = matroxfb_DAC_in(PMINFO M1064_XPIXPLLCM) << 16;
-				mnp |= matroxfb_DAC_in(PMINFO M1064_XPIXPLLCN) << 8;
-				pixel_vco = g450_mnp2vco(PMINFO mnp);
+				mnp = matroxfb_DAC_in(minfo, M1064_XPIXPLLCM) << 16;
+				mnp |= matroxfb_DAC_in(minfo, M1064_XPIXPLLCN) << 8;
+				pixel_vco = g450_mnp2vco(minfo, mnp);
 				matroxfb_DAC_unlock_irqrestore(flags);
 			}
-			pi = &ACCESS_FBINFO(limits.video);
-			ci = &ACCESS_FBINFO(cache.video);
+			pi = &minfo->limits.video;
+			ci = &minfo->cache.video;
 			break;
 		default:
 			return -EINVAL;
@@ -407,12 +434,12 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 		unsigned int mnp;
 		unsigned int xvco;
 
-		for(mnp = g450_firstpll(PMINFO pi, &xvco, fout); mnp != NO_MORE_MNP; mnp = g450_nextpll(PMINFO pi, &xvco, mnp)) {
+		for (mnp = g450_firstpll(minfo, pi, &xvco, fout); mnp != NO_MORE_MNP; mnp = g450_nextpll(minfo, pi, &xvco, mnp)) {
 			unsigned int idx;
 			unsigned int vco;
 			unsigned int delta;
 
-			vco = g450_mnp2vco(PMINFO mnp);
+			vco = g450_mnp2vco(minfo, mnp);
 #if 0			
 			if (pll == M_VIDEO_PLL) {
 				unsigned int big, small;
@@ -444,7 +471,7 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 					 * (freqs near VCOmin aren't as stable)
 					 */
 					if (delta == deltaarray[idx-1]
-					    && vco != g450_mnp2vco(PMINFO mnparray[idx-1])
+					    && vco != g450_mnp2vco(minfo, mnparray[idx-1])
 					    && vco < (pi->vcomin * 17 / 16)) {
 						break;
 					}
@@ -468,14 +495,14 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
 		unsigned int mnp;
 		
 		matroxfb_DAC_lock_irqsave(flags);
-		mnp = g450_checkcache(PMINFO ci, mnparray[0]);
+		mnp = g450_checkcache(minfo, ci, mnparray[0]);
 		if (mnp != NO_MORE_MNP) {
-			matroxfb_g450_setpll_cond(PMINFO mnp, pll);
+			matroxfb_g450_setpll_cond(minfo, mnp, pll);
 		} else {
-			mnp = g450_findworkingpll(PMINFO pll, mnparray, mnpcount);
+			mnp = g450_findworkingpll(minfo, pll, mnparray, mnpcount);
 			g450_addcache(ci, mnparray[0], mnp);
 		}
-		updatehwstate_clk(&ACCESS_FBINFO(hw), mnp, pll);
+		updatehwstate_clk(&minfo->hw, mnp, pll);
 		matroxfb_DAC_unlock_irqrestore(flags);
 		return mnp;
 	}
@@ -485,14 +512,16 @@ static int __g450_setclk(WPMINFO unsigned int fout, unsigned int pll,
  * Currently there is 5(p) * 10(m) = 50 possible values. */
 #define MNP_TABLE_SIZE  64
 
-int matroxfb_g450_setclk(WPMINFO unsigned int fout, unsigned int pll) {
+int matroxfb_g450_setclk(struct matrox_fb_info *minfo, unsigned int fout,
+			 unsigned int pll)
+{
 	unsigned int* arr;
 	
 	arr = kmalloc(sizeof(*arr) * MNP_TABLE_SIZE * 2, GFP_KERNEL);
 	if (arr) {
 		int r;
 
-		r = __g450_setclk(PMINFO fout, pll, arr, arr + MNP_TABLE_SIZE);
+		r = __g450_setclk(minfo, fout, pll, arr, arr + MNP_TABLE_SIZE);
 		kfree(arr);
 		return r;
 	}
diff --git a/drivers/video/matrox/g450_pll.h b/drivers/video/matrox/g450_pll.h
index c17ed74501e9..aac615d18440 100644
--- a/drivers/video/matrox/g450_pll.h
+++ b/drivers/video/matrox/g450_pll.h
@@ -3,8 +3,10 @@
 
 #include "matroxfb_base.h"
 
-int matroxfb_g450_setclk(WPMINFO unsigned int fout, unsigned int pll);
-unsigned int g450_mnp2f(CPMINFO unsigned int mnp);
-void matroxfb_g450_setpll_cond(WPMINFO unsigned int mnp, unsigned int pll);
+int matroxfb_g450_setclk(struct matrox_fb_info *minfo, unsigned int fout,
+			 unsigned int pll);
+unsigned int g450_mnp2f(const struct matrox_fb_info *minfo, unsigned int mnp);
+void matroxfb_g450_setpll_cond(struct matrox_fb_info *minfo, unsigned int mnp,
+			       unsigned int pll);
 
 #endif	/* __G450_PLL_H__ */
diff --git a/drivers/video/matrox/i2c-matroxfb.c b/drivers/video/matrox/i2c-matroxfb.c
index c14e3e2212b3..f3728ab262f8 100644
--- a/drivers/video/matrox/i2c-matroxfb.c
+++ b/drivers/video/matrox/i2c-matroxfb.c
@@ -41,7 +41,7 @@ static int matroxfb_read_gpio(struct matrox_fb_info* minfo) {
 	int v;
 
 	matroxfb_DAC_lock_irqsave(flags);
-	v = matroxfb_DAC_in(PMINFO DAC_XGENIODATA);
+	v = matroxfb_DAC_in(minfo, DAC_XGENIODATA);
 	matroxfb_DAC_unlock_irqrestore(flags);
 	return v;
 }
@@ -51,10 +51,10 @@ static void matroxfb_set_gpio(struct matrox_fb_info* minfo, int mask, int val) {
 	int v;
 
 	matroxfb_DAC_lock_irqsave(flags);
-	v = (matroxfb_DAC_in(PMINFO DAC_XGENIOCTRL) & mask) | val;
-	matroxfb_DAC_out(PMINFO DAC_XGENIOCTRL, v);
+	v = (matroxfb_DAC_in(minfo, DAC_XGENIOCTRL) & mask) | val;
+	matroxfb_DAC_out(minfo, DAC_XGENIOCTRL, v);
 	/* We must reset GENIODATA very often... XFree plays with this register */
-	matroxfb_DAC_out(PMINFO DAC_XGENIODATA, 0x00);
+	matroxfb_DAC_out(minfo, DAC_XGENIODATA, 0x00);
 	matroxfb_DAC_unlock_irqrestore(flags);
 }
 
@@ -112,7 +112,7 @@ static int i2c_bus_reg(struct i2c_bit_adapter* b, struct matrox_fb_info* minfo,
 	i2c_set_adapdata(&b->adapter, b);
 	b->adapter.class = class;
 	b->adapter.algo_data = &b->bac;
-	b->adapter.dev.parent = &ACCESS_FBINFO(pcidev)->dev;
+	b->adapter.dev.parent = &minfo->pcidev->dev;
 	b->bac = matrox_i2c_algo_template;
 	b->bac.data = b;
 	err = i2c_bit_add_bus(&b->adapter);
@@ -149,11 +149,11 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) {
 		return NULL;
 
 	matroxfb_DAC_lock_irqsave(flags);
-	matroxfb_DAC_out(PMINFO DAC_XGENIODATA, 0xFF);
-	matroxfb_DAC_out(PMINFO DAC_XGENIOCTRL, 0x00);
+	matroxfb_DAC_out(minfo, DAC_XGENIODATA, 0xFF);
+	matroxfb_DAC_out(minfo, DAC_XGENIOCTRL, 0x00);
 	matroxfb_DAC_unlock_irqrestore(flags);
 
-	switch (ACCESS_FBINFO(chip)) {
+	switch (minfo->chip) {
 		case MGA_2064:
 		case MGA_2164:
 			err = i2c_bus_reg(&m2info->ddc1, minfo,
@@ -168,7 +168,7 @@ static void* i2c_matroxfb_probe(struct matrox_fb_info* minfo) {
 	}
 	if (err)
 		goto fail_ddc1;
-	if (ACCESS_FBINFO(devflags.dualhead)) {
+	if (minfo->devflags.dualhead) {
 		err = i2c_bus_reg(&m2info->ddc2, minfo,
 				  DDC2_DATA, DDC2_CLK,
 				  "DDC:fb%u #1", I2C_CLASS_DDC);
diff --git a/drivers/video/matrox/matroxfb_DAC1064.c b/drivers/video/matrox/matroxfb_DAC1064.c
index a74e5da17aa0..f9fa0fd00292 100644
--- a/drivers/video/matrox/matroxfb_DAC1064.c
+++ b/drivers/video/matrox/matroxfb_DAC1064.c
@@ -33,7 +33,11 @@
 #define DAC1064_OPT_MDIV2	0x00
 #define DAC1064_OPT_RESERVED	0x10
 
-static void DAC1064_calcclock(CPMINFO unsigned int freq, unsigned int fmax, unsigned int* in, unsigned int* feed, unsigned int* post) {
+static void DAC1064_calcclock(const struct matrox_fb_info *minfo,
+			      unsigned int freq, unsigned int fmax,
+			      unsigned int *in, unsigned int *feed,
+			      unsigned int *post)
+{
 	unsigned int fvco;
 	unsigned int p;
 
@@ -41,7 +45,7 @@ static void DAC1064_calcclock(CPMINFO unsigned int freq, unsigned int fmax, unsi
 	
 	/* only for devices older than G450 */
 
-	fvco = PLL_calcclock(PMINFO freq, fmax, in, feed, &p);
+	fvco = PLL_calcclock(minfo, freq, fmax, in, feed, &p);
 	
 	p = (1 << p) - 1;
 	if (fvco <= 100000)
@@ -80,32 +84,35 @@ static const unsigned char MGA1064_DAC[] = {
 		0x00,
 		0x00, 0x00, 0xFF, 0xFF};
 
-static void DAC1064_setpclk(WPMINFO unsigned long fout) {
+static void DAC1064_setpclk(struct matrox_fb_info *minfo, unsigned long fout)
+{
 	unsigned int m, n, p;
 
 	DBG(__func__)
 
-	DAC1064_calcclock(PMINFO fout, ACCESS_FBINFO(max_pixel_clock), &m, &n, &p);
-	ACCESS_FBINFO(hw).DACclk[0] = m;
-	ACCESS_FBINFO(hw).DACclk[1] = n;
-	ACCESS_FBINFO(hw).DACclk[2] = p;
+	DAC1064_calcclock(minfo, fout, minfo->max_pixel_clock, &m, &n, &p);
+	minfo->hw.DACclk[0] = m;
+	minfo->hw.DACclk[1] = n;
+	minfo->hw.DACclk[2] = p;
 }
 
-static void DAC1064_setmclk(WPMINFO int oscinfo, unsigned long fmem) {
+static void DAC1064_setmclk(struct matrox_fb_info *minfo, int oscinfo,
+			    unsigned long fmem)
+{
 	u_int32_t mx;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(devflags.noinit)) {
+	if (minfo->devflags.noinit) {
 		/* read MCLK and give up... */
-		hw->DACclk[3] = inDAC1064(PMINFO DAC1064_XSYSPLLM);
-		hw->DACclk[4] = inDAC1064(PMINFO DAC1064_XSYSPLLN);
-		hw->DACclk[5] = inDAC1064(PMINFO DAC1064_XSYSPLLP);
+		hw->DACclk[3] = inDAC1064(minfo, DAC1064_XSYSPLLM);
+		hw->DACclk[4] = inDAC1064(minfo, DAC1064_XSYSPLLN);
+		hw->DACclk[5] = inDAC1064(minfo, DAC1064_XSYSPLLP);
 		return;
 	}
 	mx = hw->MXoptionReg | 0x00000004;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mx);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mx);
 	mx &= ~0x000000BB;
 	if (oscinfo & DAC1064_OPT_GDIV1)
 		mx |= 0x00000008;
@@ -120,9 +127,9 @@ static void DAC1064_setmclk(WPMINFO int oscinfo, unsigned long fmem) {
 
 		/* powerup system PLL, select PCI clock */
 		mx |= 0x00000020;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mx);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mx);
 		mx &= ~0x00000004;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mx);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mx);
 
 		/* !!! you must not access device if MCLK is not running !!!
 		   Doing so cause immediate PCI lockup :-( Maybe they should
@@ -131,12 +138,12 @@ static void DAC1064_setmclk(WPMINFO int oscinfo, unsigned long fmem) {
 		   perfect... */
 		/* (bit 2 of PCI_OPTION_REG must be 0... and bits 0,1 must not
 		   select PLL... because of PLL can be stopped at this time) */
-		DAC1064_calcclock(PMINFO fmem, ACCESS_FBINFO(max_pixel_clock), &m, &n, &p);
-		outDAC1064(PMINFO DAC1064_XSYSPLLM, hw->DACclk[3] = m);
-		outDAC1064(PMINFO DAC1064_XSYSPLLN, hw->DACclk[4] = n);
-		outDAC1064(PMINFO DAC1064_XSYSPLLP, hw->DACclk[5] = p);
+		DAC1064_calcclock(minfo, fmem, minfo->max_pixel_clock, &m, &n, &p);
+		outDAC1064(minfo, DAC1064_XSYSPLLM, hw->DACclk[3] = m);
+		outDAC1064(minfo, DAC1064_XSYSPLLN, hw->DACclk[4] = n);
+		outDAC1064(minfo, DAC1064_XSYSPLLP, hw->DACclk[5] = p);
 		for (clk = 65536; clk; --clk) {
-			if (inDAC1064(PMINFO DAC1064_XSYSPLLSTAT) & 0x40)
+			if (inDAC1064(minfo, DAC1064_XSYSPLLSTAT) & 0x40)
 				break;
 		}
 		if (!clk)
@@ -147,29 +154,30 @@ static void DAC1064_setmclk(WPMINFO int oscinfo, unsigned long fmem) {
 		/* select specified system clock source */
 		mx |= oscinfo & DAC1064_OPT_SCLK_MASK;
 	}
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mx);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mx);
 	mx &= ~0x00000004;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mx);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mx);
 	hw->MXoptionReg = mx;
 }
 
 #ifdef CONFIG_FB_MATROX_G
-static void g450_set_plls(WPMINFO2) {
+static void g450_set_plls(struct matrox_fb_info *minfo)
+{
 	u_int32_t c2_ctl;
 	unsigned int pxc;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 	int pixelmnp;
 	int videomnp;
 	
 	c2_ctl = hw->crtc2.ctl & ~0x4007;	/* Clear PLL + enable for CRTC2 */
 	c2_ctl |= 0x0001;			/* Enable CRTC2 */
 	hw->DACreg[POS1064_XPWRCTRL] &= ~0x02;	/* Stop VIDEO PLL */
-	pixelmnp = ACCESS_FBINFO(crtc1).mnp;
-	videomnp = ACCESS_FBINFO(crtc2).mnp;
+	pixelmnp = minfo->crtc1.mnp;
+	videomnp = minfo->crtc2.mnp;
 	if (videomnp < 0) {
 		c2_ctl &= ~0x0001;			/* Disable CRTC2 */
 		hw->DACreg[POS1064_XPWRCTRL] &= ~0x10;	/* Powerdown CRTC2 */
-	} else if (ACCESS_FBINFO(crtc2).pixclock == ACCESS_FBINFO(features).pll.ref_freq) {
+	} else if (minfo->crtc2.pixclock == minfo->features.pll.ref_freq) {
 		c2_ctl |=  0x4002;	/* Use reference directly */
 	} else if (videomnp == pixelmnp) {
 		c2_ctl |=  0x0004;	/* Use pixel PLL */
@@ -184,27 +192,27 @@ static void g450_set_plls(WPMINFO2) {
 		c2_ctl |=  0x0006;	/* Use video PLL */
 		hw->DACreg[POS1064_XPWRCTRL] |= 0x02;
 		
-		outDAC1064(PMINFO M1064_XPWRCTRL, hw->DACreg[POS1064_XPWRCTRL]);
-		matroxfb_g450_setpll_cond(PMINFO videomnp, M_VIDEO_PLL);
+		outDAC1064(minfo, M1064_XPWRCTRL, hw->DACreg[POS1064_XPWRCTRL]);
+		matroxfb_g450_setpll_cond(minfo, videomnp, M_VIDEO_PLL);
 	}
 
 	hw->DACreg[POS1064_XPIXCLKCTRL] &= ~M1064_XPIXCLKCTRL_PLL_UP;
 	if (pixelmnp >= 0) {
 		hw->DACreg[POS1064_XPIXCLKCTRL] |= M1064_XPIXCLKCTRL_PLL_UP;
 		
-		outDAC1064(PMINFO M1064_XPIXCLKCTRL, hw->DACreg[POS1064_XPIXCLKCTRL]);
-		matroxfb_g450_setpll_cond(PMINFO pixelmnp, M_PIXEL_PLL_C);
+		outDAC1064(minfo, M1064_XPIXCLKCTRL, hw->DACreg[POS1064_XPIXCLKCTRL]);
+		matroxfb_g450_setpll_cond(minfo, pixelmnp, M_PIXEL_PLL_C);
 	}
 	if (c2_ctl != hw->crtc2.ctl) {
 		hw->crtc2.ctl = c2_ctl;
 		mga_outl(0x3C10, c2_ctl);
 	}
 
-	pxc = ACCESS_FBINFO(crtc1).pixclock;
-	if (pxc == 0 || ACCESS_FBINFO(outputs[2]).src == MATROXFB_SRC_CRTC2) {
-		pxc = ACCESS_FBINFO(crtc2).pixclock;
+	pxc = minfo->crtc1.pixclock;
+	if (pxc == 0 || minfo->outputs[2].src == MATROXFB_SRC_CRTC2) {
+		pxc = minfo->crtc2.pixclock;
 	}
-	if (ACCESS_FBINFO(chip) == MGA_G550) {
+	if (minfo->chip == MGA_G550) {
 		if (pxc < 45000) {
 			hw->DACreg[POS1064_XPANMODE] = 0x00;	/* 0-50 */
 		} else if (pxc < 55000) {
@@ -245,18 +253,19 @@ static void g450_set_plls(WPMINFO2) {
 }
 #endif
 
-void DAC1064_global_init(WPMINFO2) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+void DAC1064_global_init(struct matrox_fb_info *minfo)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	hw->DACreg[POS1064_XMISCCTRL] &= M1064_XMISCCTRL_DAC_WIDTHMASK;
 	hw->DACreg[POS1064_XMISCCTRL] |= M1064_XMISCCTRL_LUT_EN;
 	hw->DACreg[POS1064_XPIXCLKCTRL] = M1064_XPIXCLKCTRL_PLL_UP | M1064_XPIXCLKCTRL_EN | M1064_XPIXCLKCTRL_SRC_PLL;
 #ifdef CONFIG_FB_MATROX_G
-	if (ACCESS_FBINFO(devflags.g450dac)) {
+	if (minfo->devflags.g450dac) {
 		hw->DACreg[POS1064_XPWRCTRL] = 0x1F;	/* powerup everything */
 		hw->DACreg[POS1064_XOUTPUTCONN] = 0x00;	/* disable outputs */
 		hw->DACreg[POS1064_XMISCCTRL] |= M1064_XMISCCTRL_DAC_EN;
-		switch (ACCESS_FBINFO(outputs[0]).src) {
+		switch (minfo->outputs[0].src) {
 			case MATROXFB_SRC_CRTC1:
 			case MATROXFB_SRC_CRTC2:
 				hw->DACreg[POS1064_XOUTPUTCONN] |= 0x01;	/* enable output; CRTC1/2 selection is in CRTC2 ctl */
@@ -265,12 +274,12 @@ void DAC1064_global_init(WPMINFO2) {
 				hw->DACreg[POS1064_XMISCCTRL] &= ~M1064_XMISCCTRL_DAC_EN;
 				break;
 		}
-		switch (ACCESS_FBINFO(outputs[1]).src) {
+		switch (minfo->outputs[1].src) {
 			case MATROXFB_SRC_CRTC1:
 				hw->DACreg[POS1064_XOUTPUTCONN] |= 0x04;
 				break;
 			case MATROXFB_SRC_CRTC2:
-				if (ACCESS_FBINFO(outputs[1]).mode == MATROXFB_OUTPUT_MODE_MONITOR) {
+				if (minfo->outputs[1].mode == MATROXFB_OUTPUT_MODE_MONITOR) {
 					hw->DACreg[POS1064_XOUTPUTCONN] |= 0x08;
 				} else {
 					hw->DACreg[POS1064_XOUTPUTCONN] |= 0x0C;
@@ -280,7 +289,7 @@ void DAC1064_global_init(WPMINFO2) {
 				hw->DACreg[POS1064_XPWRCTRL] &= ~0x01;		/* Poweroff DAC2 */
 				break;
 		}
-		switch (ACCESS_FBINFO(outputs[2]).src) {
+		switch (minfo->outputs[2].src) {
 			case MATROXFB_SRC_CRTC1:
 				hw->DACreg[POS1064_XOUTPUTCONN] |= 0x20;
 				break;
@@ -299,55 +308,57 @@ void DAC1064_global_init(WPMINFO2) {
 				break;
 		}
 		/* Now set timming related variables... */
-		g450_set_plls(PMINFO2);
+		g450_set_plls(minfo);
 	} else
 #endif
 	{
-		if (ACCESS_FBINFO(outputs[1]).src == MATROXFB_SRC_CRTC1) {
+		if (minfo->outputs[1].src == MATROXFB_SRC_CRTC1) {
 			hw->DACreg[POS1064_XPIXCLKCTRL] = M1064_XPIXCLKCTRL_PLL_UP | M1064_XPIXCLKCTRL_EN | M1064_XPIXCLKCTRL_SRC_EXT;
 			hw->DACreg[POS1064_XMISCCTRL] |= GX00_XMISCCTRL_MFC_MAFC | G400_XMISCCTRL_VDO_MAFC12;
-		} else if (ACCESS_FBINFO(outputs[1]).src == MATROXFB_SRC_CRTC2) {
+		} else if (minfo->outputs[1].src == MATROXFB_SRC_CRTC2) {
 			hw->DACreg[POS1064_XMISCCTRL] |= GX00_XMISCCTRL_MFC_MAFC | G400_XMISCCTRL_VDO_C2_MAFC12;
-		} else if (ACCESS_FBINFO(outputs[2]).src == MATROXFB_SRC_CRTC1)
+		} else if (minfo->outputs[2].src == MATROXFB_SRC_CRTC1)
 			hw->DACreg[POS1064_XMISCCTRL] |= GX00_XMISCCTRL_MFC_PANELLINK | G400_XMISCCTRL_VDO_MAFC12;
 		else
 			hw->DACreg[POS1064_XMISCCTRL] |= GX00_XMISCCTRL_MFC_DIS;
 
-		if (ACCESS_FBINFO(outputs[0]).src != MATROXFB_SRC_NONE)
+		if (minfo->outputs[0].src != MATROXFB_SRC_NONE)
 			hw->DACreg[POS1064_XMISCCTRL] |= M1064_XMISCCTRL_DAC_EN;
 	}
 }
 
-void DAC1064_global_restore(WPMINFO2) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
-
-	outDAC1064(PMINFO M1064_XPIXCLKCTRL, hw->DACreg[POS1064_XPIXCLKCTRL]);
-	outDAC1064(PMINFO M1064_XMISCCTRL, hw->DACreg[POS1064_XMISCCTRL]);
-	if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400) {
-		outDAC1064(PMINFO 0x20, 0x04);
-		outDAC1064(PMINFO 0x1F, ACCESS_FBINFO(devflags.dfp_type));
-		if (ACCESS_FBINFO(devflags.g450dac)) {
-			outDAC1064(PMINFO M1064_XSYNCCTRL, 0xCC);
-			outDAC1064(PMINFO M1064_XPWRCTRL, hw->DACreg[POS1064_XPWRCTRL]);
-			outDAC1064(PMINFO M1064_XPANMODE, hw->DACreg[POS1064_XPANMODE]);
-			outDAC1064(PMINFO M1064_XOUTPUTCONN, hw->DACreg[POS1064_XOUTPUTCONN]);
+void DAC1064_global_restore(struct matrox_fb_info *minfo)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
+
+	outDAC1064(minfo, M1064_XPIXCLKCTRL, hw->DACreg[POS1064_XPIXCLKCTRL]);
+	outDAC1064(minfo, M1064_XMISCCTRL, hw->DACreg[POS1064_XMISCCTRL]);
+	if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) {
+		outDAC1064(minfo, 0x20, 0x04);
+		outDAC1064(minfo, 0x1F, minfo->devflags.dfp_type);
+		if (minfo->devflags.g450dac) {
+			outDAC1064(minfo, M1064_XSYNCCTRL, 0xCC);
+			outDAC1064(minfo, M1064_XPWRCTRL, hw->DACreg[POS1064_XPWRCTRL]);
+			outDAC1064(minfo, M1064_XPANMODE, hw->DACreg[POS1064_XPANMODE]);
+			outDAC1064(minfo, M1064_XOUTPUTCONN, hw->DACreg[POS1064_XOUTPUTCONN]);
 		}
 	}
 }
 
-static int DAC1064_init_1(WPMINFO struct my_timming* m) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static int DAC1064_init_1(struct matrox_fb_info *minfo, struct my_timming *m)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
 	memcpy(hw->DACreg, MGA1064_DAC, sizeof(MGA1064_DAC_regs));
-	switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
+	switch (minfo->fbcon.var.bits_per_pixel) {
 		/* case 4: not supported by MGA1064 DAC */
 		case 8:
 			hw->DACreg[POS1064_XMULCTRL] = M1064_XMULCTRL_DEPTH_8BPP | M1064_XMULCTRL_GRAPHICS_PALETIZED;
 			break;
 		case 16:
-			if (ACCESS_FBINFO(fbcon).var.green.length == 5)
+			if (minfo->fbcon.var.green.length == 5)
 				hw->DACreg[POS1064_XMULCTRL] = M1064_XMULCTRL_DEPTH_15BPP_1BPP | M1064_XMULCTRL_GRAPHICS_PALETIZED;
 			else
 				hw->DACreg[POS1064_XMULCTRL] = M1064_XMULCTRL_DEPTH_16BPP | M1064_XMULCTRL_GRAPHICS_PALETIZED;
@@ -361,22 +372,23 @@ static int DAC1064_init_1(WPMINFO struct my_timming* m) {
 		default:
 			return 1;	/* unsupported depth */
 	}
-	hw->DACreg[POS1064_XVREFCTRL] = ACCESS_FBINFO(features.DAC1064.xvrefctrl);
+	hw->DACreg[POS1064_XVREFCTRL] = minfo->features.DAC1064.xvrefctrl;
 	hw->DACreg[POS1064_XGENCTRL] &= ~M1064_XGENCTRL_SYNC_ON_GREEN_MASK;
 	hw->DACreg[POS1064_XGENCTRL] |= (m->sync & FB_SYNC_ON_GREEN)?M1064_XGENCTRL_SYNC_ON_GREEN:M1064_XGENCTRL_NO_SYNC_ON_GREEN;
 	hw->DACreg[POS1064_XCURADDL] = 0;
 	hw->DACreg[POS1064_XCURADDH] = 0;
 
-	DAC1064_global_init(PMINFO2);
+	DAC1064_global_init(minfo);
 	return 0;
 }
 
-static int DAC1064_init_2(WPMINFO struct my_timming* m) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static int DAC1064_init_2(struct matrox_fb_info *minfo, struct my_timming *m)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(fbcon).var.bits_per_pixel > 16) {	/* 256 entries */
+	if (minfo->fbcon.var.bits_per_pixel > 16) {	/* 256 entries */
 		int i;
 
 		for (i = 0; i < 256; i++) {
@@ -384,8 +396,8 @@ static int DAC1064_init_2(WPMINFO struct my_timming* m) {
 			hw->DACpal[i * 3 + 1] = i;
 			hw->DACpal[i * 3 + 2] = i;
 		}
-	} else if (ACCESS_FBINFO(fbcon).var.bits_per_pixel > 8) {
-		if (ACCESS_FBINFO(fbcon).var.green.length == 5) {	/* 0..31, 128..159 */
+	} else if (minfo->fbcon.var.bits_per_pixel > 8) {
+		if (minfo->fbcon.var.green.length == 5) {	/* 0..31, 128..159 */
 			int i;
 
 			for (i = 0; i < 32; i++) {
@@ -413,8 +425,9 @@ static int DAC1064_init_2(WPMINFO struct my_timming* m) {
 	return 0;
 }
 
-static void DAC1064_restore_1(WPMINFO2) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static void DAC1064_restore_1(struct matrox_fb_info *minfo)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	CRITFLAGS
 
@@ -422,28 +435,29 @@ static void DAC1064_restore_1(WPMINFO2) {
 
 	CRITBEGIN
 
-	if ((inDAC1064(PMINFO DAC1064_XSYSPLLM) != hw->DACclk[3]) ||
-	    (inDAC1064(PMINFO DAC1064_XSYSPLLN) != hw->DACclk[4]) ||
-	    (inDAC1064(PMINFO DAC1064_XSYSPLLP) != hw->DACclk[5])) {
-		outDAC1064(PMINFO DAC1064_XSYSPLLM, hw->DACclk[3]);
-		outDAC1064(PMINFO DAC1064_XSYSPLLN, hw->DACclk[4]);
-		outDAC1064(PMINFO DAC1064_XSYSPLLP, hw->DACclk[5]);
+	if ((inDAC1064(minfo, DAC1064_XSYSPLLM) != hw->DACclk[3]) ||
+	    (inDAC1064(minfo, DAC1064_XSYSPLLN) != hw->DACclk[4]) ||
+	    (inDAC1064(minfo, DAC1064_XSYSPLLP) != hw->DACclk[5])) {
+		outDAC1064(minfo, DAC1064_XSYSPLLM, hw->DACclk[3]);
+		outDAC1064(minfo, DAC1064_XSYSPLLN, hw->DACclk[4]);
+		outDAC1064(minfo, DAC1064_XSYSPLLP, hw->DACclk[5]);
 	}
 	{
 		unsigned int i;
 
 		for (i = 0; i < sizeof(MGA1064_DAC_regs); i++) {
 			if ((i != POS1064_XPIXCLKCTRL) && (i != POS1064_XMISCCTRL))
-				outDAC1064(PMINFO MGA1064_DAC_regs[i], hw->DACreg[i]);
+				outDAC1064(minfo, MGA1064_DAC_regs[i], hw->DACreg[i]);
 		}
 	}
 
-	DAC1064_global_restore(PMINFO2);
+	DAC1064_global_restore(minfo);
 
 	CRITEND
 };
 
-static void DAC1064_restore_2(WPMINFO2) {
+static void DAC1064_restore_2(struct matrox_fb_info *minfo)
+{
 #ifdef DEBUG
 	unsigned int i;
 #endif
@@ -453,12 +467,12 @@ static void DAC1064_restore_2(WPMINFO2) {
 #ifdef DEBUG
 	dprintk(KERN_DEBUG "DAC1064regs ");
 	for (i = 0; i < sizeof(MGA1064_DAC_regs); i++) {
-		dprintk("R%02X=%02X ", MGA1064_DAC_regs[i], ACCESS_FBINFO(hw).DACreg[i]);
+		dprintk("R%02X=%02X ", MGA1064_DAC_regs[i], minfo->hw.DACreg[i]);
 		if ((i & 0x7) == 0x7) dprintk(KERN_DEBUG "continuing... ");
 	}
 	dprintk(KERN_DEBUG "DAC1064clk ");
 	for (i = 0; i < 6; i++)
-		dprintk("C%02X=%02X ", i, ACCESS_FBINFO(hw).DACclk[i]);
+		dprintk("C%02X=%02X ", i, minfo->hw.DACclk[i]);
 	dprintk("\n");
 #endif
 }
@@ -470,14 +484,14 @@ static int m1064_compute(void* out, struct my_timming* m) {
 		int tmout;
 		CRITFLAGS
 
-		DAC1064_setpclk(PMINFO m->pixclock);
+		DAC1064_setpclk(minfo, m->pixclock);
 
 		CRITBEGIN
 
 		for (i = 0; i < 3; i++)
-			outDAC1064(PMINFO M1064_XPIXPLLCM + i, ACCESS_FBINFO(hw).DACclk[i]);
+			outDAC1064(minfo, M1064_XPIXPLLCM + i, minfo->hw.DACclk[i]);
 		for (tmout = 500000; tmout; tmout--) {
-			if (inDAC1064(PMINFO M1064_XPIXPLLSTAT) & 0x40)
+			if (inDAC1064(minfo, M1064_XPIXPLLSTAT) & 0x40)
 				break;
 			udelay(10);
 		};
@@ -500,9 +514,9 @@ static struct matrox_altout m1064 = {
 static int g450_compute(void* out, struct my_timming* m) {
 #define minfo ((struct matrox_fb_info*)out)
 	if (m->mnp < 0) {
-		m->mnp = matroxfb_g450_setclk(PMINFO m->pixclock, (m->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
+		m->mnp = matroxfb_g450_setclk(minfo, m->pixclock, (m->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
 		if (m->mnp >= 0) {
-			m->pixclock = g450_mnp2f(PMINFO m->mnp);
+			m->pixclock = g450_mnp2f(minfo, m->mnp);
 		}
 	}
 #undef minfo
@@ -518,13 +532,14 @@ static struct matrox_altout g450out = {
 #endif /* NEED_DAC1064 */
 
 #ifdef CONFIG_FB_MATROX_MYSTIQUE
-static int MGA1064_init(WPMINFO struct my_timming* m) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static int MGA1064_init(struct matrox_fb_info *minfo, struct my_timming *m)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	if (DAC1064_init_1(PMINFO m)) return 1;
-	if (matroxfb_vgaHWinit(PMINFO m)) return 1;
+	if (DAC1064_init_1(minfo, m)) return 1;
+	if (matroxfb_vgaHWinit(minfo, m)) return 1;
 
 	hw->MiscOutReg = 0xCB;
 	if (m->sync & FB_SYNC_HOR_HIGH_ACT)
@@ -534,20 +549,21 @@ static int MGA1064_init(WPMINFO struct my_timming* m) {
 	if (m->sync & FB_SYNC_COMP_HIGH_ACT) /* should be only FB_SYNC_COMP */
 		hw->CRTCEXT[3] |= 0x40;
 
-	if (DAC1064_init_2(PMINFO m)) return 1;
+	if (DAC1064_init_2(minfo, m)) return 1;
 	return 0;
 }
 #endif
 
 #ifdef CONFIG_FB_MATROX_G
-static int MGAG100_init(WPMINFO struct my_timming* m) {
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static int MGAG100_init(struct matrox_fb_info *minfo, struct my_timming *m)
+{
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	if (DAC1064_init_1(PMINFO m)) return 1;
+	if (DAC1064_init_1(minfo, m)) return 1;
 	hw->MXoptionReg &= ~0x2000;
-	if (matroxfb_vgaHWinit(PMINFO m)) return 1;
+	if (matroxfb_vgaHWinit(minfo, m)) return 1;
 
 	hw->MiscOutReg = 0xEF;
 	if (m->sync & FB_SYNC_HOR_HIGH_ACT)
@@ -557,27 +573,28 @@ static int MGAG100_init(WPMINFO struct my_timming* m) {
 	if (m->sync & FB_SYNC_COMP_HIGH_ACT) /* should be only FB_SYNC_COMP */
 		hw->CRTCEXT[3] |= 0x40;
 
-	if (DAC1064_init_2(PMINFO m)) return 1;
+	if (DAC1064_init_2(minfo, m)) return 1;
 	return 0;
 }
 #endif	/* G */
 
 #ifdef CONFIG_FB_MATROX_MYSTIQUE
-static void MGA1064_ramdac_init(WPMINFO2) {
+static void MGA1064_ramdac_init(struct matrox_fb_info *minfo)
+{
 
 	DBG(__func__)
 
-	/* ACCESS_FBINFO(features.DAC1064.vco_freq_min) = 120000; */
-	ACCESS_FBINFO(features.pll.vco_freq_min) = 62000;
-	ACCESS_FBINFO(features.pll.ref_freq)	 = 14318;
-	ACCESS_FBINFO(features.pll.feed_div_min) = 100;
-	ACCESS_FBINFO(features.pll.feed_div_max) = 127;
-	ACCESS_FBINFO(features.pll.in_div_min)	 = 1;
-	ACCESS_FBINFO(features.pll.in_div_max)	 = 31;
-	ACCESS_FBINFO(features.pll.post_shift_max) = 3;
-	ACCESS_FBINFO(features.DAC1064.xvrefctrl) = DAC1064_XVREFCTRL_EXTERNAL;
+	/* minfo->features.DAC1064.vco_freq_min = 120000; */
+	minfo->features.pll.vco_freq_min = 62000;
+	minfo->features.pll.ref_freq	 = 14318;
+	minfo->features.pll.feed_div_min = 100;
+	minfo->features.pll.feed_div_max = 127;
+	minfo->features.pll.in_div_min	 = 1;
+	minfo->features.pll.in_div_max	 = 31;
+	minfo->features.pll.post_shift_max = 3;
+	minfo->features.DAC1064.xvrefctrl = DAC1064_XVREFCTRL_EXTERNAL;
 	/* maybe cmdline MCLK= ?, doc says gclk=44MHz, mclk=66MHz... it was 55/83 with old values */
-	DAC1064_setmclk(PMINFO DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV3 | DAC1064_OPT_SCLK_PLL, 133333);
+	DAC1064_setmclk(minfo, DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV3 | DAC1064_OPT_SCLK_PLL, 133333);
 }
 #endif
 
@@ -589,23 +606,25 @@ static int x7AF4 = 0x10;	/* flags, maybe 0x10 = SDRAM, 0x00 = SGRAM??? */
 static int def50 = 0;	/* reg50, & 0x0F, & 0x3000 (only 0x0000, 0x1000, 0x2000 (0x3000 disallowed and treated as 0) */
 #endif
 
-static void MGAG100_progPixClock(CPMINFO int flags, int m, int n, int p) {
+static void MGAG100_progPixClock(const struct matrox_fb_info *minfo, int flags,
+				 int m, int n, int p)
+{
 	int reg;
 	int selClk;
 	int clk;
 
 	DBG(__func__)
 
-	outDAC1064(PMINFO M1064_XPIXCLKCTRL, inDAC1064(PMINFO M1064_XPIXCLKCTRL) | M1064_XPIXCLKCTRL_DIS |
+	outDAC1064(minfo, M1064_XPIXCLKCTRL, inDAC1064(minfo, M1064_XPIXCLKCTRL) | M1064_XPIXCLKCTRL_DIS |
 		   M1064_XPIXCLKCTRL_PLL_UP);
 	switch (flags & 3) {
 		case 0:		reg = M1064_XPIXPLLAM; break;
 		case 1:		reg = M1064_XPIXPLLBM; break;
 		default:	reg = M1064_XPIXPLLCM; break;
 	}
-	outDAC1064(PMINFO reg++, m);
-	outDAC1064(PMINFO reg++, n);
-	outDAC1064(PMINFO reg, p);
+	outDAC1064(minfo, reg++, m);
+	outDAC1064(minfo, reg++, n);
+	outDAC1064(minfo, reg, p);
 	selClk = mga_inb(M_MISC_REG_READ) & ~0xC;
 	/* there should be flags & 0x03 & case 0/1/else */
 	/* and we should first select source and after that we should wait for PLL */
@@ -617,61 +636,64 @@ static void MGAG100_progPixClock(CPMINFO int flags, int m, int n, int p) {
 	}
 	mga_outb(M_MISC_REG, selClk);
 	for (clk = 500000; clk; clk--) {
-		if (inDAC1064(PMINFO M1064_XPIXPLLSTAT) & 0x40)
+		if (inDAC1064(minfo, M1064_XPIXPLLSTAT) & 0x40)
 			break;
 		udelay(10);
 	};
 	if (!clk)
 		printk(KERN_ERR "matroxfb: Pixel PLL%c not locked after usual time\n", (reg-M1064_XPIXPLLAM-2)/4 + 'A');
-	selClk = inDAC1064(PMINFO M1064_XPIXCLKCTRL) & ~M1064_XPIXCLKCTRL_SRC_MASK;
+	selClk = inDAC1064(minfo, M1064_XPIXCLKCTRL) & ~M1064_XPIXCLKCTRL_SRC_MASK;
 	switch (flags & 0x0C) {
 		case 0x00:	selClk |= M1064_XPIXCLKCTRL_SRC_PCI; break;
 		case 0x04:	selClk |= M1064_XPIXCLKCTRL_SRC_PLL; break;
 		default:	selClk |= M1064_XPIXCLKCTRL_SRC_EXT; break;
 	}
-	outDAC1064(PMINFO M1064_XPIXCLKCTRL, selClk);
-	outDAC1064(PMINFO M1064_XPIXCLKCTRL, inDAC1064(PMINFO M1064_XPIXCLKCTRL) & ~M1064_XPIXCLKCTRL_DIS);
+	outDAC1064(minfo, M1064_XPIXCLKCTRL, selClk);
+	outDAC1064(minfo, M1064_XPIXCLKCTRL, inDAC1064(minfo, M1064_XPIXCLKCTRL) & ~M1064_XPIXCLKCTRL_DIS);
 }
 
-static void MGAG100_setPixClock(CPMINFO int flags, int freq) {
+static void MGAG100_setPixClock(const struct matrox_fb_info *minfo, int flags,
+				int freq)
+{
 	unsigned int m, n, p;
 
 	DBG(__func__)
 
-	DAC1064_calcclock(PMINFO freq, ACCESS_FBINFO(max_pixel_clock), &m, &n, &p);
-	MGAG100_progPixClock(PMINFO flags, m, n, p);
+	DAC1064_calcclock(minfo, freq, minfo->max_pixel_clock, &m, &n, &p);
+	MGAG100_progPixClock(minfo, flags, m, n, p);
 }
 #endif
 
 #ifdef CONFIG_FB_MATROX_MYSTIQUE
-static int MGA1064_preinit(WPMINFO2) {
+static int MGA1064_preinit(struct matrox_fb_info *minfo)
+{
 	static const int vxres_mystique[] = { 512,        640, 768,  800,  832,  960,
 					     1024, 1152, 1280,      1600, 1664, 1920,
 					     2048,    0};
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	/* ACCESS_FBINFO(capable.cfb4) = 0; ... preinitialized by 0 */
-	ACCESS_FBINFO(capable.text) = 1;
-	ACCESS_FBINFO(capable.vxres) = vxres_mystique;
+	/* minfo->capable.cfb4 = 0; ... preinitialized by 0 */
+	minfo->capable.text = 1;
+	minfo->capable.vxres = vxres_mystique;
 
-	ACCESS_FBINFO(outputs[0]).output = &m1064;
-	ACCESS_FBINFO(outputs[0]).src = ACCESS_FBINFO(outputs[0]).default_src;
-	ACCESS_FBINFO(outputs[0]).data = MINFO;
-	ACCESS_FBINFO(outputs[0]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
+	minfo->outputs[0].output = &m1064;
+	minfo->outputs[0].src = minfo->outputs[0].default_src;
+	minfo->outputs[0].data = minfo;
+	minfo->outputs[0].mode = MATROXFB_OUTPUT_MODE_MONITOR;
 
-	if (ACCESS_FBINFO(devflags.noinit))
+	if (minfo->devflags.noinit)
 		return 0;	/* do not modify settings */
 	hw->MXoptionReg &= 0xC0000100;
 	hw->MXoptionReg |= 0x00094E20;
-	if (ACCESS_FBINFO(devflags.novga))
+	if (minfo->devflags.novga)
 		hw->MXoptionReg &= ~0x00000100;
-	if (ACCESS_FBINFO(devflags.nobios))
+	if (minfo->devflags.nobios)
 		hw->MXoptionReg &= ~0x40000000;
-	if (ACCESS_FBINFO(devflags.nopciretry))
+	if (minfo->devflags.nopciretry)
 		hw->MXoptionReg |=  0x20000000;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 	mga_setr(M_SEQ_INDEX, 0x01, 0x20);
 	mga_outl(M_CTLWTST, 0x00000000);
 	udelay(200);
@@ -681,101 +703,105 @@ static int MGA1064_preinit(WPMINFO2) {
 	return 0;
 }
 
-static void MGA1064_reset(WPMINFO2) {
+static void MGA1064_reset(struct matrox_fb_info *minfo)
+{
 
 	DBG(__func__);
 
-	MGA1064_ramdac_init(PMINFO2);
+	MGA1064_ramdac_init(minfo);
 }
 #endif
 
 #ifdef CONFIG_FB_MATROX_G
-static void g450_mclk_init(WPMINFO2) {
+static void g450_mclk_init(struct matrox_fb_info *minfo)
+{
 	/* switch all clocks to PCI source */
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg | 4);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION3_REG, ACCESS_FBINFO(values).reg.opt3 & ~0x00300C03);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
-	
-	if (((ACCESS_FBINFO(values).reg.opt3 & 0x000003) == 0x000003) ||
-	    ((ACCESS_FBINFO(values).reg.opt3 & 0x000C00) == 0x000C00) ||
-	    ((ACCESS_FBINFO(values).reg.opt3 & 0x300000) == 0x300000)) {
-		matroxfb_g450_setclk(PMINFO ACCESS_FBINFO(values.pll.video), M_VIDEO_PLL);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg | 4);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION3_REG, minfo->values.reg.opt3 & ~0x00300C03);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
+
+	if (((minfo->values.reg.opt3 & 0x000003) == 0x000003) ||
+	    ((minfo->values.reg.opt3 & 0x000C00) == 0x000C00) ||
+	    ((minfo->values.reg.opt3 & 0x300000) == 0x300000)) {
+		matroxfb_g450_setclk(minfo, minfo->values.pll.video, M_VIDEO_PLL);
 	} else {
 		unsigned long flags;
 		unsigned int pwr;
 		
 		matroxfb_DAC_lock_irqsave(flags);
-		pwr = inDAC1064(PMINFO M1064_XPWRCTRL) & ~0x02;
-		outDAC1064(PMINFO M1064_XPWRCTRL, pwr);
+		pwr = inDAC1064(minfo, M1064_XPWRCTRL) & ~0x02;
+		outDAC1064(minfo, M1064_XPWRCTRL, pwr);
 		matroxfb_DAC_unlock_irqrestore(flags);
 	}
-	matroxfb_g450_setclk(PMINFO ACCESS_FBINFO(values.pll.system), M_SYSTEM_PLL);
+	matroxfb_g450_setclk(minfo, minfo->values.pll.system, M_SYSTEM_PLL);
 	
 	/* switch clocks to their real PLL source(s) */
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg | 4);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION3_REG, ACCESS_FBINFO(values).reg.opt3);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg | 4);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION3_REG, minfo->values.reg.opt3);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
 
 }
 
-static void g450_memory_init(WPMINFO2) {
+static void g450_memory_init(struct matrox_fb_info *minfo)
+{
 	/* disable memory refresh */
-	ACCESS_FBINFO(hw).MXoptionReg &= ~0x001F8000;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
+	minfo->hw.MXoptionReg &= ~0x001F8000;
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
 	
 	/* set memory interface parameters */
-	ACCESS_FBINFO(hw).MXoptionReg &= ~0x00207E00;
-	ACCESS_FBINFO(hw).MXoptionReg |= 0x00207E00 & ACCESS_FBINFO(values).reg.opt;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, ACCESS_FBINFO(values).reg.opt2);
+	minfo->hw.MXoptionReg &= ~0x00207E00;
+	minfo->hw.MXoptionReg |= 0x00207E00 & minfo->values.reg.opt;
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, minfo->values.reg.opt2);
 	
-	mga_outl(M_CTLWTST, ACCESS_FBINFO(values).reg.mctlwtst);
+	mga_outl(M_CTLWTST, minfo->values.reg.mctlwtst);
 	
 	/* first set up memory interface with disabled memory interface clocks */
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_MEMMISC_REG, ACCESS_FBINFO(values).reg.memmisc & ~0x80000000U);
-	mga_outl(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk);
-	mga_outl(M_MACCESS, ACCESS_FBINFO(values).reg.maccess);
+	pci_write_config_dword(minfo->pcidev, PCI_MEMMISC_REG, minfo->values.reg.memmisc & ~0x80000000U);
+	mga_outl(M_MEMRDBK, minfo->values.reg.memrdbk);
+	mga_outl(M_MACCESS, minfo->values.reg.maccess);
 	/* start memory clocks */
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_MEMMISC_REG, ACCESS_FBINFO(values).reg.memmisc | 0x80000000U);
+	pci_write_config_dword(minfo->pcidev, PCI_MEMMISC_REG, minfo->values.reg.memmisc | 0x80000000U);
 
 	udelay(200);
 	
-	if (ACCESS_FBINFO(values).memory.ddr && (!ACCESS_FBINFO(values).memory.emrswen || !ACCESS_FBINFO(values).memory.dll)) {
-		mga_outl(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk & ~0x1000);
+	if (minfo->values.memory.ddr && (!minfo->values.memory.emrswen || !minfo->values.memory.dll)) {
+		mga_outl(M_MEMRDBK, minfo->values.reg.memrdbk & ~0x1000);
 	}
-	mga_outl(M_MACCESS, ACCESS_FBINFO(values).reg.maccess | 0x8000);
+	mga_outl(M_MACCESS, minfo->values.reg.maccess | 0x8000);
 	
 	udelay(200);
 	
-	ACCESS_FBINFO(hw).MXoptionReg |= 0x001F8000 & ACCESS_FBINFO(values).reg.opt;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
+	minfo->hw.MXoptionReg |= 0x001F8000 & minfo->values.reg.opt;
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
 	
 	/* value is written to memory chips only if old != new */
 	mga_outl(M_PLNWT, 0);
 	mga_outl(M_PLNWT, ~0);
 	
-	if (ACCESS_FBINFO(values).reg.mctlwtst != ACCESS_FBINFO(values).reg.mctlwtst_core) {
-		mga_outl(M_CTLWTST, ACCESS_FBINFO(values).reg.mctlwtst_core);
+	if (minfo->values.reg.mctlwtst != minfo->values.reg.mctlwtst_core) {
+		mga_outl(M_CTLWTST, minfo->values.reg.mctlwtst_core);
 	}
 	
 }
 
-static void g450_preinit(WPMINFO2) {
+static void g450_preinit(struct matrox_fb_info *minfo)
+{
 	u_int32_t c2ctl;
 	u_int8_t curctl;
 	u_int8_t c1ctl;
 	
-	/* ACCESS_FBINFO(hw).MXoptionReg = minfo->values.reg.opt; */
-	ACCESS_FBINFO(hw).MXoptionReg &= 0xC0000100;
-	ACCESS_FBINFO(hw).MXoptionReg |= 0x00000020;
-	if (ACCESS_FBINFO(devflags.novga))
-		ACCESS_FBINFO(hw).MXoptionReg &= ~0x00000100;
-	if (ACCESS_FBINFO(devflags.nobios))
-		ACCESS_FBINFO(hw).MXoptionReg &= ~0x40000000;
-	if (ACCESS_FBINFO(devflags.nopciretry))
-		ACCESS_FBINFO(hw).MXoptionReg |=  0x20000000;
-	ACCESS_FBINFO(hw).MXoptionReg |= ACCESS_FBINFO(values).reg.opt & 0x03400040;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
+	/* minfo->hw.MXoptionReg = minfo->values.reg.opt; */
+	minfo->hw.MXoptionReg &= 0xC0000100;
+	minfo->hw.MXoptionReg |= 0x00000020;
+	if (minfo->devflags.novga)
+		minfo->hw.MXoptionReg &= ~0x00000100;
+	if (minfo->devflags.nobios)
+		minfo->hw.MXoptionReg &= ~0x40000000;
+	if (minfo->devflags.nopciretry)
+		minfo->hw.MXoptionReg |=  0x20000000;
+	minfo->hw.MXoptionReg |= minfo->values.reg.opt & 0x03400040;
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
 
 	/* Init system clocks */
 		
@@ -783,24 +809,24 @@ static void g450_preinit(WPMINFO2) {
 	c2ctl = mga_inl(M_C2CTL);
 	mga_outl(M_C2CTL, c2ctl & ~1);
 	/* stop cursor */
-	curctl = inDAC1064(PMINFO M1064_XCURCTRL);
-	outDAC1064(PMINFO M1064_XCURCTRL, 0);
+	curctl = inDAC1064(minfo, M1064_XCURCTRL);
+	outDAC1064(minfo, M1064_XCURCTRL, 0);
 	/* stop crtc1 */
 	c1ctl = mga_readr(M_SEQ_INDEX, 1);
 	mga_setr(M_SEQ_INDEX, 1, c1ctl | 0x20);
 
-	g450_mclk_init(PMINFO2);
-	g450_memory_init(PMINFO2);
+	g450_mclk_init(minfo);
+	g450_memory_init(minfo);
 	
 	/* set legacy VGA clock sources for DOSEmu or VMware... */
-	matroxfb_g450_setclk(PMINFO 25175, M_PIXEL_PLL_A);
-	matroxfb_g450_setclk(PMINFO 28322, M_PIXEL_PLL_B);
+	matroxfb_g450_setclk(minfo, 25175, M_PIXEL_PLL_A);
+	matroxfb_g450_setclk(minfo, 28322, M_PIXEL_PLL_B);
 
 	/* restore crtc1 */
 	mga_setr(M_SEQ_INDEX, 1, c1ctl);
 	
 	/* restore cursor */
-	outDAC1064(PMINFO M1064_XCURCTRL, curctl);
+	outDAC1064(minfo, M1064_XCURCTRL, curctl);
 
 	/* restore crtc2 */
 	mga_outl(M_C2CTL, c2ctl);
@@ -808,11 +834,12 @@ static void g450_preinit(WPMINFO2) {
 	return;
 }
 
-static int MGAG100_preinit(WPMINFO2) {
+static int MGAG100_preinit(struct matrox_fb_info *minfo)
+{
 	static const int vxres_g100[] = {  512,        640, 768,  800,  832,  960,
                                           1024, 1152, 1280,      1600, 1664, 1920,
                                           2048, 0};
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
         u_int32_t reg50;
 #if 0
@@ -822,68 +849,68 @@ static int MGAG100_preinit(WPMINFO2) {
 	DBG(__func__)
 
 	/* there are some instabilities if in_div > 19 && vco < 61000 */
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		ACCESS_FBINFO(features.pll.vco_freq_min) = 130000;	/* my sample: >118 */
+	if (minfo->devflags.g450dac) {
+		minfo->features.pll.vco_freq_min = 130000;	/* my sample: >118 */
 	} else {
-		ACCESS_FBINFO(features.pll.vco_freq_min) = 62000;
+		minfo->features.pll.vco_freq_min = 62000;
 	}
-	if (!ACCESS_FBINFO(features.pll.ref_freq)) {
-		ACCESS_FBINFO(features.pll.ref_freq)	 = 27000;
+	if (!minfo->features.pll.ref_freq) {
+		minfo->features.pll.ref_freq	 = 27000;
 	}
-	ACCESS_FBINFO(features.pll.feed_div_min) = 7;
-	ACCESS_FBINFO(features.pll.feed_div_max) = 127;
-	ACCESS_FBINFO(features.pll.in_div_min)	 = 1;
-	ACCESS_FBINFO(features.pll.in_div_max)	 = 31;
-	ACCESS_FBINFO(features.pll.post_shift_max) = 3;
-	ACCESS_FBINFO(features.DAC1064.xvrefctrl) = DAC1064_XVREFCTRL_G100_DEFAULT;
-	/* ACCESS_FBINFO(capable.cfb4) = 0; ... preinitialized by 0 */
-	ACCESS_FBINFO(capable.text) = 1;
-	ACCESS_FBINFO(capable.vxres) = vxres_g100;
-	ACCESS_FBINFO(capable.plnwt) = ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG100
-			? ACCESS_FBINFO(devflags.sgram) : 1;
+	minfo->features.pll.feed_div_min = 7;
+	minfo->features.pll.feed_div_max = 127;
+	minfo->features.pll.in_div_min	 = 1;
+	minfo->features.pll.in_div_max	 = 31;
+	minfo->features.pll.post_shift_max = 3;
+	minfo->features.DAC1064.xvrefctrl = DAC1064_XVREFCTRL_G100_DEFAULT;
+	/* minfo->capable.cfb4 = 0; ... preinitialized by 0 */
+	minfo->capable.text = 1;
+	minfo->capable.vxres = vxres_g100;
+	minfo->capable.plnwt = minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG100
+			? minfo->devflags.sgram : 1;
 
 #ifdef CONFIG_FB_MATROX_G
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		ACCESS_FBINFO(outputs[0]).output = &g450out;
+	if (minfo->devflags.g450dac) {
+		minfo->outputs[0].output = &g450out;
 	} else
 #endif
 	{
-		ACCESS_FBINFO(outputs[0]).output = &m1064;
+		minfo->outputs[0].output = &m1064;
 	}
-	ACCESS_FBINFO(outputs[0]).src = ACCESS_FBINFO(outputs[0]).default_src;
-	ACCESS_FBINFO(outputs[0]).data = MINFO;
-	ACCESS_FBINFO(outputs[0]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
+	minfo->outputs[0].src = minfo->outputs[0].default_src;
+	minfo->outputs[0].data = minfo;
+	minfo->outputs[0].mode = MATROXFB_OUTPUT_MODE_MONITOR;
 
-	if (ACCESS_FBINFO(devflags.g450dac)) {
+	if (minfo->devflags.g450dac) {
 		/* we must do this always, BIOS does not do it for us
 		   and accelerator dies without it */
 		mga_outl(0x1C0C, 0);
 	}
-	if (ACCESS_FBINFO(devflags.noinit))
+	if (minfo->devflags.noinit)
 		return 0;
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		g450_preinit(PMINFO2);
+	if (minfo->devflags.g450dac) {
+		g450_preinit(minfo);
 		return 0;
 	}
 	hw->MXoptionReg &= 0xC0000100;
 	hw->MXoptionReg |= 0x00000020;
-	if (ACCESS_FBINFO(devflags.novga))
+	if (minfo->devflags.novga)
 		hw->MXoptionReg &= ~0x00000100;
-	if (ACCESS_FBINFO(devflags.nobios))
+	if (minfo->devflags.nobios)
 		hw->MXoptionReg &= ~0x40000000;
-	if (ACCESS_FBINFO(devflags.nopciretry))
+	if (minfo->devflags.nopciretry)
 		hw->MXoptionReg |=  0x20000000;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
-	DAC1064_setmclk(PMINFO DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV3 | DAC1064_OPT_SCLK_PCI, 133333);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
+	DAC1064_setmclk(minfo, DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV3 | DAC1064_OPT_SCLK_PCI, 133333);
 
-	if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG100) {
-		pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, &reg50);
+	if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG100) {
+		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);
 		reg50 &= ~0x3000;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, reg50);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);
 
 		hw->MXoptionReg |= 0x1080;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
-		mga_outl(M_CTLWTST, ACCESS_FBINFO(values).reg.mctlwtst);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
+		mga_outl(M_CTLWTST, minfo->values.reg.mctlwtst);
 		udelay(100);
 		mga_outb(0x1C05, 0x00);
 		mga_outb(0x1C05, 0x80);
@@ -893,68 +920,69 @@ static int MGAG100_preinit(WPMINFO2) {
 		udelay(100);
 		reg50 &= ~0xFF;
 		reg50 |=  0x07;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, reg50);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);
 		/* it should help with G100 */
 		mga_outb(M_GRAPHICS_INDEX, 6);
 		mga_outb(M_GRAPHICS_DATA, (mga_inb(M_GRAPHICS_DATA) & 3) | 4);
 		mga_setr(M_EXTVGA_INDEX, 0x03, 0x81);
 		mga_setr(M_EXTVGA_INDEX, 0x04, 0x00);
-		mga_writeb(ACCESS_FBINFO(video.vbase), 0x0000, 0xAA);
-		mga_writeb(ACCESS_FBINFO(video.vbase), 0x0800, 0x55);
-		mga_writeb(ACCESS_FBINFO(video.vbase), 0x4000, 0x55);
+		mga_writeb(minfo->video.vbase, 0x0000, 0xAA);
+		mga_writeb(minfo->video.vbase, 0x0800, 0x55);
+		mga_writeb(minfo->video.vbase, 0x4000, 0x55);
 #if 0
-		if (mga_readb(ACCESS_FBINFO(video.vbase), 0x0000) != 0xAA) {
+		if (mga_readb(minfo->video.vbase, 0x0000) != 0xAA) {
 			hw->MXoptionReg &= ~0x1000;
 		}
 #endif
 		hw->MXoptionReg |= 0x00078020;
-	} else if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG200) {
-		pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, &reg50);
+	} else if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG200) {
+		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);
 		reg50 &= ~0x3000;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, reg50);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);
 
-		if (ACCESS_FBINFO(devflags.memtype) == -1)
-			hw->MXoptionReg |= ACCESS_FBINFO(values).reg.opt & 0x1C00;
+		if (minfo->devflags.memtype == -1)
+			hw->MXoptionReg |= minfo->values.reg.opt & 0x1C00;
 		else
-			hw->MXoptionReg |= (ACCESS_FBINFO(devflags.memtype) & 7) << 10;
-		if (ACCESS_FBINFO(devflags.sgram))
+			hw->MXoptionReg |= (minfo->devflags.memtype & 7) << 10;
+		if (minfo->devflags.sgram)
 			hw->MXoptionReg |= 0x4000;
-		mga_outl(M_CTLWTST, ACCESS_FBINFO(values).reg.mctlwtst);
-		mga_outl(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk);
+		mga_outl(M_CTLWTST, minfo->values.reg.mctlwtst);
+		mga_outl(M_MEMRDBK, minfo->values.reg.memrdbk);
 		udelay(200);
 		mga_outl(M_MACCESS, 0x00000000);
 		mga_outl(M_MACCESS, 0x00008000);
 		udelay(100);
-		mga_outw(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk);
+		mga_outw(M_MEMRDBK, minfo->values.reg.memrdbk);
 		hw->MXoptionReg |= 0x00078020;
 	} else {
-		pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, &reg50);
+		pci_read_config_dword(minfo->pcidev, PCI_OPTION2_REG, &reg50);
 		reg50 &= ~0x00000100;
 		reg50 |=  0x00000000;
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION2_REG, reg50);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION2_REG, reg50);
 
-		if (ACCESS_FBINFO(devflags.memtype) == -1)
-			hw->MXoptionReg |= ACCESS_FBINFO(values).reg.opt & 0x1C00;
+		if (minfo->devflags.memtype == -1)
+			hw->MXoptionReg |= minfo->values.reg.opt & 0x1C00;
 		else
-			hw->MXoptionReg |= (ACCESS_FBINFO(devflags.memtype) & 7) << 10;
-		if (ACCESS_FBINFO(devflags.sgram))
+			hw->MXoptionReg |= (minfo->devflags.memtype & 7) << 10;
+		if (minfo->devflags.sgram)
 			hw->MXoptionReg |= 0x4000;
-		mga_outl(M_CTLWTST, ACCESS_FBINFO(values).reg.mctlwtst);
-		mga_outl(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk);
+		mga_outl(M_CTLWTST, minfo->values.reg.mctlwtst);
+		mga_outl(M_MEMRDBK, minfo->values.reg.memrdbk);
 		udelay(200);
 		mga_outl(M_MACCESS, 0x00000000);
 		mga_outl(M_MACCESS, 0x00008000);
 		udelay(100);
-		mga_outl(M_MEMRDBK, ACCESS_FBINFO(values).reg.memrdbk);
+		mga_outl(M_MEMRDBK, minfo->values.reg.memrdbk);
 		hw->MXoptionReg |= 0x00040020;
 	}
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 	return 0;
 }
 
-static void MGAG100_reset(WPMINFO2) {
+static void MGAG100_reset(struct matrox_fb_info *minfo)
+{
 	u_int8_t b;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
@@ -964,54 +992,55 @@ static void MGAG100_reset(WPMINFO2) {
 
 		find 1014/22 (IBM/82351); /* if found and bridging Matrox, do some strange stuff */
 		pci_read_config_byte(ibm, PCI_SECONDARY_BUS, &b);
-		if (b == ACCESS_FBINFO(pcidev)->bus->number) {
+		if (b == minfo->pcidev->bus->number) {
 			pci_write_config_byte(ibm, PCI_COMMAND+1, 0);	/* disable back-to-back & SERR */
 			pci_write_config_byte(ibm, 0x41, 0xF4);		/* ??? */
 			pci_write_config_byte(ibm, PCI_IO_BASE, 0xF0);	/* ??? */
 			pci_write_config_byte(ibm, PCI_IO_LIMIT, 0x00);	/* ??? */
 		}
 #endif
-		if (!ACCESS_FBINFO(devflags.noinit)) {
+		if (!minfo->devflags.noinit) {
 			if (x7AF4 & 8) {
 				hw->MXoptionReg |= 0x40;	/* FIXME... */
-				pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+				pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 			}
 			mga_setr(M_EXTVGA_INDEX, 0x06, 0x00);
 		}
 	}
-	if (ACCESS_FBINFO(devflags.g450dac)) {
+	if (minfo->devflags.g450dac) {
 		/* either leave MCLK as is... or they were set in preinit */
-		hw->DACclk[3] = inDAC1064(PMINFO DAC1064_XSYSPLLM);
-		hw->DACclk[4] = inDAC1064(PMINFO DAC1064_XSYSPLLN);
-		hw->DACclk[5] = inDAC1064(PMINFO DAC1064_XSYSPLLP);
+		hw->DACclk[3] = inDAC1064(minfo, DAC1064_XSYSPLLM);
+		hw->DACclk[4] = inDAC1064(minfo, DAC1064_XSYSPLLN);
+		hw->DACclk[5] = inDAC1064(minfo, DAC1064_XSYSPLLP);
 	} else {
-		DAC1064_setmclk(PMINFO DAC1064_OPT_RESERVED | DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV1 | DAC1064_OPT_SCLK_PLL, 133333);
+		DAC1064_setmclk(minfo, DAC1064_OPT_RESERVED | DAC1064_OPT_MDIV2 | DAC1064_OPT_GDIV1 | DAC1064_OPT_SCLK_PLL, 133333);
 	}
-	if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400) {
-		if (ACCESS_FBINFO(devflags.dfp_type) == -1) {
-			ACCESS_FBINFO(devflags.dfp_type) = inDAC1064(PMINFO 0x1F);
+	if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400) {
+		if (minfo->devflags.dfp_type == -1) {
+			minfo->devflags.dfp_type = inDAC1064(minfo, 0x1F);
 		}
 	}
-	if (ACCESS_FBINFO(devflags.noinit))
+	if (minfo->devflags.noinit)
 		return;
-	if (ACCESS_FBINFO(devflags.g450dac)) {
+	if (minfo->devflags.g450dac) {
 	} else {
-		MGAG100_setPixClock(PMINFO 4, 25175);
-		MGAG100_setPixClock(PMINFO 5, 28322);
+		MGAG100_setPixClock(minfo, 4, 25175);
+		MGAG100_setPixClock(minfo, 5, 28322);
 		if (x7AF4 & 0x10) {
-			b = inDAC1064(PMINFO M1064_XGENIODATA) & ~1;
-			outDAC1064(PMINFO M1064_XGENIODATA, b);
-			b = inDAC1064(PMINFO M1064_XGENIOCTRL) | 1;
-			outDAC1064(PMINFO M1064_XGENIOCTRL, b);
+			b = inDAC1064(minfo, M1064_XGENIODATA) & ~1;
+			outDAC1064(minfo, M1064_XGENIODATA, b);
+			b = inDAC1064(minfo, M1064_XGENIOCTRL) | 1;
+			outDAC1064(minfo, M1064_XGENIOCTRL, b);
 		}
 	}
 }
 #endif
 
 #ifdef CONFIG_FB_MATROX_MYSTIQUE
-static void MGA1064_restore(WPMINFO2) {
+static void MGA1064_restore(struct matrox_fb_info *minfo)
+{
 	int i;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	CRITFLAGS
 
@@ -1019,25 +1048,26 @@ static void MGA1064_restore(WPMINFO2) {
 
 	CRITBEGIN
 
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 	mga_outb(M_IEN, 0x00);
 	mga_outb(M_CACHEFLUSH, 0x00);
 
 	CRITEND
 
-	DAC1064_restore_1(PMINFO2);
-	matroxfb_vgaHWrestore(PMINFO2);
-	ACCESS_FBINFO(crtc1.panpos) = -1;
+	DAC1064_restore_1(minfo);
+	matroxfb_vgaHWrestore(minfo);
+	minfo->crtc1.panpos = -1;
 	for (i = 0; i < 6; i++)
 		mga_setr(M_EXTVGA_INDEX, i, hw->CRTCEXT[i]);
-	DAC1064_restore_2(PMINFO2);
+	DAC1064_restore_2(minfo);
 }
 #endif
 
 #ifdef CONFIG_FB_MATROX_G
-static void MGAG100_restore(WPMINFO2) {
+static void MGAG100_restore(struct matrox_fb_info *minfo)
+{
 	int i;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	CRITFLAGS
 
@@ -1045,19 +1075,17 @@ static void MGAG100_restore(WPMINFO2) {
 
 	CRITBEGIN
 
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 	CRITEND
 
-	DAC1064_restore_1(PMINFO2);
-	matroxfb_vgaHWrestore(PMINFO2);
-#ifdef CONFIG_FB_MATROX_32MB
-	if (ACCESS_FBINFO(devflags.support32MB))
+	DAC1064_restore_1(minfo);
+	matroxfb_vgaHWrestore(minfo);
+	if (minfo->devflags.support32MB)
 		mga_setr(M_EXTVGA_INDEX, 8, hw->CRTCEXT[8]);
-#endif
-	ACCESS_FBINFO(crtc1.panpos) = -1;
+	minfo->crtc1.panpos = -1;
 	for (i = 0; i < 6; i++)
 		mga_setr(M_EXTVGA_INDEX, i, hw->CRTCEXT[i]);
-	DAC1064_restore_2(PMINFO2);
+	DAC1064_restore_2(minfo);
 }
 #endif
 
diff --git a/drivers/video/matrox/matroxfb_DAC1064.h b/drivers/video/matrox/matroxfb_DAC1064.h
index 7a98ce8043d7..c6ed7801efe2 100644
--- a/drivers/video/matrox/matroxfb_DAC1064.h
+++ b/drivers/video/matrox/matroxfb_DAC1064.h
@@ -11,8 +11,8 @@ extern struct matrox_switch matrox_mystique;
 extern struct matrox_switch matrox_G100;
 #endif
 #ifdef NEED_DAC1064
-void DAC1064_global_init(WPMINFO2);
-void DAC1064_global_restore(WPMINFO2);
+void DAC1064_global_init(struct matrox_fb_info *minfo);
+void DAC1064_global_restore(struct matrox_fb_info *minfo);
 #endif
 
 #define M1064_INDEX	0x00
diff --git a/drivers/video/matrox/matroxfb_Ti3026.c b/drivers/video/matrox/matroxfb_Ti3026.c
index 4e825112a601..835aaaae6b96 100644
--- a/drivers/video/matrox/matroxfb_Ti3026.c
+++ b/drivers/video/matrox/matroxfb_Ti3026.c
@@ -279,27 +279,31 @@ static const unsigned char MGADACbpp32[] =
   TVP3026_XCOLKEYCTRL_ZOOM1,
   0x00, 0x00, TVP3026_XCURCTRL_DIS };
 
-static int Ti3026_calcclock(CPMINFO unsigned int freq, unsigned int fmax, int* in, int* feed, int* post) {
+static int Ti3026_calcclock(const struct matrox_fb_info *minfo,
+			    unsigned int freq, unsigned int fmax, int *in,
+			    int *feed, int *post)
+{
 	unsigned int fvco;
 	unsigned int lin, lfeed, lpost;
 
 	DBG(__func__)
 
-	fvco = PLL_calcclock(PMINFO freq, fmax, &lin, &lfeed, &lpost);
+	fvco = PLL_calcclock(minfo, freq, fmax, &lin, &lfeed, &lpost);
 	fvco >>= (*post = lpost);
 	*in = 64 - lin;
 	*feed = 64 - lfeed;
 	return fvco;
 }
 
-static int Ti3026_setpclk(WPMINFO int clk) {
+static int Ti3026_setpclk(struct matrox_fb_info *minfo, int clk)
+{
 	unsigned int f_pll;
 	unsigned int pixfeed, pixin, pixpost;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	f_pll = Ti3026_calcclock(PMINFO clk, ACCESS_FBINFO(max_pixel_clock), &pixin, &pixfeed, &pixpost);
+	f_pll = Ti3026_calcclock(minfo, clk, minfo->max_pixel_clock, &pixin, &pixfeed, &pixpost);
 
 	hw->DACclk[0] = pixin | 0xC0;
 	hw->DACclk[1] = pixfeed;
@@ -309,9 +313,9 @@ static int Ti3026_setpclk(WPMINFO int clk) {
 		unsigned int loopfeed, loopin, looppost, loopdiv, z;
 		unsigned int Bpp;
 
-		Bpp = ACCESS_FBINFO(curr.final_bppShift);
+		Bpp = minfo->curr.final_bppShift;
 
-		if (ACCESS_FBINFO(fbcon).var.bits_per_pixel == 24) {
+		if (minfo->fbcon.var.bits_per_pixel == 24) {
 			loopfeed = 3;		/* set lm to any possible value */
 			loopin = 3 * 32 / Bpp;
 		} else {
@@ -330,18 +334,18 @@ static int Ti3026_setpclk(WPMINFO int clk) {
 			looppost = 3;
 			loopdiv = z/16;
 		}
-		if (ACCESS_FBINFO(fbcon).var.bits_per_pixel == 24) {
+		if (minfo->fbcon.var.bits_per_pixel == 24) {
 			hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0;
 			hw->DACclk[4] = (65 - loopfeed) | 0x80;
-			if (ACCESS_FBINFO(accel.ramdac_rev) > 0x20) {
-				if (isInterleave(MINFO))
+			if (minfo->accel.ramdac_rev > 0x20) {
+				if (isInterleave(minfo))
 					hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_8_3;
 				else {
 					hw->DACclk[4] &= ~0xC0;
 					hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_4_3;
 				}
 			} else {
-				if (isInterleave(MINFO))
+				if (isInterleave(minfo))
 					;	/* default... */
 				else {
 					hw->DACclk[4] ^= 0xC0;	/* change from 0x80 to 0x40 */
@@ -349,7 +353,7 @@ static int Ti3026_setpclk(WPMINFO int clk) {
 				}
 			}
 			hw->DACclk[5] = looppost | 0xF8;
-			if (ACCESS_FBINFO(devflags.mga_24bpp_fix))
+			if (minfo->devflags.mga_24bpp_fix)
 				hw->DACclk[5] ^= 0x40;
 		} else {
 			hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0;
@@ -361,14 +365,15 @@ static int Ti3026_setpclk(WPMINFO int clk) {
 	return 0;
 }
 
-static int Ti3026_init(WPMINFO struct my_timming* m) {
-	u_int8_t muxctrl = isInterleave(MINFO) ? TVP3026_XMUXCTRL_MEMORY_64BIT : TVP3026_XMUXCTRL_MEMORY_32BIT;
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+static int Ti3026_init(struct matrox_fb_info *minfo, struct my_timming *m)
+{
+	u_int8_t muxctrl = isInterleave(minfo) ? TVP3026_XMUXCTRL_MEMORY_64BIT : TVP3026_XMUXCTRL_MEMORY_32BIT;
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
 	memcpy(hw->DACreg, MGADACbpp32, sizeof(hw->DACreg));
-	switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
+	switch (minfo->fbcon.var.bits_per_pixel) {
 		case 4:	hw->DACreg[POS3026_XLATCHCTRL] = TVP3026_XLATCHCTRL_16_1;	/* or _8_1, they are same */
 			hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR;
 			hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_4BIT;
@@ -383,7 +388,7 @@ static int Ti3026_init(WPMINFO struct my_timming* m) {
 			break;
 		case 16:
 			/* XLATCHCTRL should be _4_1 / _2_1... Why is not? (_2_1 is used everytime) */
-			hw->DACreg[POS3026_XTRUECOLORCTRL] = (ACCESS_FBINFO(fbcon).var.green.length == 5)? (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_1555 ) : (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_565);
+			hw->DACreg[POS3026_XTRUECOLORCTRL] = (minfo->fbcon.var.green.length == 5) ? (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_1555) : (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_565);
 			hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_16BIT;
 			hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV2;
 			break;
@@ -400,7 +405,7 @@ static int Ti3026_init(WPMINFO struct my_timming* m) {
 		default:
 			return 1;	/* TODO: failed */
 	}
-	if (matroxfb_vgaHWinit(PMINFO m)) return 1;
+	if (matroxfb_vgaHWinit(minfo, m)) return 1;
 
 	/* set SYNC */
 	hw->MiscOutReg = 0xCB;
@@ -412,9 +417,9 @@ static int Ti3026_init(WPMINFO struct my_timming* m) {
 		hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_SYNC_ON_GREEN;
 
 	/* set DELAY */
-	if (ACCESS_FBINFO(video.len) < 0x400000)
+	if (minfo->video.len < 0x400000)
 		hw->CRTCEXT[3] |= 0x08;
-	else if (ACCESS_FBINFO(video.len) > 0x400000)
+	else if (minfo->video.len > 0x400000)
 		hw->CRTCEXT[3] |= 0x10;
 
 	/* set HWCURSOR */
@@ -426,14 +431,15 @@ static int Ti3026_init(WPMINFO struct my_timming* m) {
 
 	/* set interleaving */
 	hw->MXoptionReg &= ~0x00001000;
-	if (isInterleave(MINFO)) hw->MXoptionReg |= 0x00001000;
+	if (isInterleave(minfo)) hw->MXoptionReg |= 0x00001000;
 
 	/* set DAC */
-	Ti3026_setpclk(PMINFO m->pixclock);
+	Ti3026_setpclk(minfo, m->pixclock);
 	return 0;
 }
 
-static void ti3026_setMCLK(WPMINFO int fout){
+static void ti3026_setMCLK(struct matrox_fb_info *minfo, int fout)
+{
 	unsigned int f_pll;
 	unsigned int pclk_m, pclk_n, pclk_p;
 	unsigned int mclk_m, mclk_n, mclk_p;
@@ -442,29 +448,29 @@ static void ti3026_setMCLK(WPMINFO int fout){
 
 	DBG(__func__)
 
-	f_pll = Ti3026_calcclock(PMINFO fout, ACCESS_FBINFO(max_pixel_clock), &mclk_n, &mclk_m, &mclk_p);
+	f_pll = Ti3026_calcclock(minfo, fout, minfo->max_pixel_clock, &mclk_n, &mclk_m, &mclk_p);
 
 	/* save pclk */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFC);
-	pclk_n = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFD);
-	pclk_m = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFE);
-	pclk_p = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFC);
+	pclk_n = inTi3026(minfo, TVP3026_XPIXPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFD);
+	pclk_m = inTi3026(minfo, TVP3026_XPIXPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFE);
+	pclk_p = inTi3026(minfo, TVP3026_XPIXPLLDATA);
 
 	/* stop pclk */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFE);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, 0x00);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFE);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00);
 
 	/* set pclk to new mclk */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFC);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, mclk_n | 0xC0);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, mclk_m);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, mclk_p | 0xB0);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFC);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_n | 0xC0);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_m);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_p | 0xB0);
 
 	/* wait for PLL to lock */
 	for (tmout = 500000; tmout; tmout--) {
-		if (inTi3026(PMINFO TVP3026_XPIXPLLDATA) & 0x40)
+		if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40)
 			break;
 		udelay(10);
 	};
@@ -472,23 +478,23 @@ static void ti3026_setMCLK(WPMINFO int fout){
 		printk(KERN_ERR "matroxfb: Temporary pixel PLL not locked after 5 secs\n");
 
 	/* output pclk on mclk pin */
-	mclk_ctl = inTi3026(PMINFO TVP3026_XMEMPLLCTRL);
-	outTi3026(PMINFO TVP3026_XMEMPLLCTRL, mclk_ctl & 0xE7);
-	outTi3026(PMINFO TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_STROBEMKC4);
+	mclk_ctl = inTi3026(minfo, TVP3026_XMEMPLLCTRL);
+	outTi3026(minfo, TVP3026_XMEMPLLCTRL, mclk_ctl & 0xE7);
+	outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_STROBEMKC4);
 
 	/* stop MCLK */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFB);
-	outTi3026(PMINFO TVP3026_XMEMPLLDATA, 0x00);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFB);
+	outTi3026(minfo, TVP3026_XMEMPLLDATA, 0x00);
 
 	/* set mclk to new freq */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xF3);
-	outTi3026(PMINFO TVP3026_XMEMPLLDATA, mclk_n | 0xC0);
-	outTi3026(PMINFO TVP3026_XMEMPLLDATA, mclk_m);
-	outTi3026(PMINFO TVP3026_XMEMPLLDATA, mclk_p | 0xB0);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xF3);
+	outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_n | 0xC0);
+	outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_m);
+	outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_p | 0xB0);
 
 	/* wait for PLL to lock */
 	for (tmout = 500000; tmout; tmout--) {
-		if (inTi3026(PMINFO TVP3026_XMEMPLLDATA) & 0x40)
+		if (inTi3026(minfo, TVP3026_XMEMPLLDATA) & 0x40)
 			break;
 		udelay(10);
 	}
@@ -496,7 +502,7 @@ static void ti3026_setMCLK(WPMINFO int fout){
 		printk(KERN_ERR "matroxfb: Memory PLL not locked after 5 secs\n");
 
 	f_pll = f_pll * 333 / (10000 << mclk_p);
-	if (isMilleniumII(MINFO)) {
+	if (isMilleniumII(minfo)) {
 		rfhcnt = (f_pll - 128) / 256;
 		if (rfhcnt > 15)
 			rfhcnt = 15;
@@ -505,26 +511,26 @@ static void ti3026_setMCLK(WPMINFO int fout){
 		if (rfhcnt > 15)
 			rfhcnt = 0;
 	}
-	ACCESS_FBINFO(hw).MXoptionReg = (ACCESS_FBINFO(hw).MXoptionReg & ~0x000F0000) | (rfhcnt << 16);
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, ACCESS_FBINFO(hw).MXoptionReg);
+	minfo->hw.MXoptionReg = (minfo->hw.MXoptionReg & ~0x000F0000) | (rfhcnt << 16);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg);
 
 	/* output MCLK to MCLK pin */
-	outTi3026(PMINFO TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL);
-	outTi3026(PMINFO TVP3026_XMEMPLLCTRL, (mclk_ctl       ) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_STROBEMKC4);
+	outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL);
+	outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl       ) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_STROBEMKC4);
 
 	/* stop PCLK */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFE);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, 0x00);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFE);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00);
 
 	/* restore pclk */
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0xFC);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, pclk_n);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, pclk_m);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, pclk_p);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0xFC);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_n);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_m);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_p);
 
 	/* wait for PLL to lock */
 	for (tmout = 500000; tmout; tmout--) {
-		if (inTi3026(PMINFO TVP3026_XPIXPLLDATA) & 0x40)
+		if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40)
 			break;
 		udelay(10);
 	}
@@ -532,26 +538,27 @@ static void ti3026_setMCLK(WPMINFO int fout){
 		printk(KERN_ERR "matroxfb: Pixel PLL not locked after 5 secs\n");
 }
 
-static void ti3026_ramdac_init(WPMINFO2) {
-
+static void ti3026_ramdac_init(struct matrox_fb_info *minfo)
+{
 	DBG(__func__)
 
-	ACCESS_FBINFO(features.pll.vco_freq_min) = 110000;
-	ACCESS_FBINFO(features.pll.ref_freq)	 = 114545;
-	ACCESS_FBINFO(features.pll.feed_div_min) = 2;
-	ACCESS_FBINFO(features.pll.feed_div_max) = 24;
-	ACCESS_FBINFO(features.pll.in_div_min)	 = 2;
-	ACCESS_FBINFO(features.pll.in_div_max)	 = 63;
-	ACCESS_FBINFO(features.pll.post_shift_max) = 3;
-	if (ACCESS_FBINFO(devflags.noinit))
+	minfo->features.pll.vco_freq_min = 110000;
+	minfo->features.pll.ref_freq	 = 114545;
+	minfo->features.pll.feed_div_min = 2;
+	minfo->features.pll.feed_div_max = 24;
+	minfo->features.pll.in_div_min	 = 2;
+	minfo->features.pll.in_div_max	 = 63;
+	minfo->features.pll.post_shift_max = 3;
+	if (minfo->devflags.noinit)
 		return;
-	ti3026_setMCLK(PMINFO 60000);
+	ti3026_setMCLK(minfo, 60000);
 }
 
-static void Ti3026_restore(WPMINFO2) {
+static void Ti3026_restore(struct matrox_fb_info *minfo)
+{
 	int i;
 	unsigned char progdac[6];
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 	CRITFLAGS
 
 	DBG(__func__)
@@ -565,31 +572,31 @@ static void Ti3026_restore(WPMINFO2) {
 
 	CRITBEGIN
 
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 
 	CRITEND
 
-	matroxfb_vgaHWrestore(PMINFO2);
+	matroxfb_vgaHWrestore(minfo);
 
 	CRITBEGIN
 
-	ACCESS_FBINFO(crtc1.panpos) = -1;
+	minfo->crtc1.panpos = -1;
 	for (i = 0; i < 6; i++)
 		mga_setr(M_EXTVGA_INDEX, i, hw->CRTCEXT[i]);
 
 	for (i = 0; i < 21; i++) {
-		outTi3026(PMINFO DACseq[i], hw->DACreg[i]);
+		outTi3026(minfo, DACseq[i], hw->DACreg[i]);
 	}
 
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0x00);
-	progdac[0] = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
-	progdac[3] = inTi3026(PMINFO TVP3026_XLOOPPLLDATA);
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0x15);
-	progdac[1] = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
-	progdac[4] = inTi3026(PMINFO TVP3026_XLOOPPLLDATA);
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0x2A);
-	progdac[2] = inTi3026(PMINFO TVP3026_XPIXPLLDATA);
-	progdac[5] = inTi3026(PMINFO TVP3026_XLOOPPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0x00);
+	progdac[0] = inTi3026(minfo, TVP3026_XPIXPLLDATA);
+	progdac[3] = inTi3026(minfo, TVP3026_XLOOPPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0x15);
+	progdac[1] = inTi3026(minfo, TVP3026_XPIXPLLDATA);
+	progdac[4] = inTi3026(minfo, TVP3026_XLOOPPLLDATA);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0x2A);
+	progdac[2] = inTi3026(minfo, TVP3026_XPIXPLLDATA);
+	progdac[5] = inTi3026(minfo, TVP3026_XLOOPPLLDATA);
 
 	CRITEND
 	if (memcmp(hw->DACclk, progdac, 6)) {
@@ -598,20 +605,20 @@ static void Ti3026_restore(WPMINFO2) {
 		/* Maybe even we should call schedule() ? */
 
 		CRITBEGIN
-		outTi3026(PMINFO TVP3026_XCLKCTRL, hw->DACreg[POS3026_XCLKCTRL]);
-		outTi3026(PMINFO TVP3026_XPLLADDR, 0x2A);
-		outTi3026(PMINFO TVP3026_XLOOPPLLDATA, 0);
-		outTi3026(PMINFO TVP3026_XPIXPLLDATA, 0);
+		outTi3026(minfo, TVP3026_XCLKCTRL, hw->DACreg[POS3026_XCLKCTRL]);
+		outTi3026(minfo, TVP3026_XPLLADDR, 0x2A);
+		outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0);
+		outTi3026(minfo, TVP3026_XPIXPLLDATA, 0);
 
-		outTi3026(PMINFO TVP3026_XPLLADDR, 0x00);
+		outTi3026(minfo, TVP3026_XPLLADDR, 0x00);
 		for (i = 0; i < 3; i++)
-			outTi3026(PMINFO TVP3026_XPIXPLLDATA, hw->DACclk[i]);
+			outTi3026(minfo, TVP3026_XPIXPLLDATA, hw->DACclk[i]);
 		/* wait for PLL only if PLL clock requested (always for PowerMode, never for VGA) */
 		if (hw->MiscOutReg & 0x08) {
 			int tmout;
-			outTi3026(PMINFO TVP3026_XPLLADDR, 0x3F);
+			outTi3026(minfo, TVP3026_XPLLADDR, 0x3F);
 			for (tmout = 500000; tmout; --tmout) {
-				if (inTi3026(PMINFO TVP3026_XPIXPLLDATA) & 0x40)
+				if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40)
 					break;
 				udelay(10);
 			}
@@ -624,18 +631,18 @@ static void Ti3026_restore(WPMINFO2) {
 				dprintk(KERN_INFO "PixelPLL: %d\n", 500000-tmout);
 			CRITBEGIN
 		}
-		outTi3026(PMINFO TVP3026_XMEMPLLCTRL, hw->DACreg[POS3026_XMEMPLLCTRL]);
-		outTi3026(PMINFO TVP3026_XPLLADDR, 0x00);
+		outTi3026(minfo, TVP3026_XMEMPLLCTRL, hw->DACreg[POS3026_XMEMPLLCTRL]);
+		outTi3026(minfo, TVP3026_XPLLADDR, 0x00);
 		for (i = 3; i < 6; i++)
-			outTi3026(PMINFO TVP3026_XLOOPPLLDATA, hw->DACclk[i]);
+			outTi3026(minfo, TVP3026_XLOOPPLLDATA, hw->DACclk[i]);
 		CRITEND
 		if ((hw->MiscOutReg & 0x08) && ((hw->DACclk[5] & 0x80) == 0x80)) {
 			int tmout;
 
 			CRITBEGIN
-			outTi3026(PMINFO TVP3026_XPLLADDR, 0x3F);
+			outTi3026(minfo, TVP3026_XPLLADDR, 0x3F);
 			for (tmout = 500000; tmout; --tmout) {
-				if (inTi3026(PMINFO TVP3026_XLOOPPLLDATA) & 0x40)
+				if (inTi3026(minfo, TVP3026_XLOOPPLLDATA) & 0x40)
 					break;
 				udelay(10);
 			}
@@ -660,65 +667,66 @@ static void Ti3026_restore(WPMINFO2) {
 #endif
 }
 
-static void Ti3026_reset(WPMINFO2) {
-
+static void Ti3026_reset(struct matrox_fb_info *minfo)
+{
 	DBG(__func__)
 
-	ti3026_ramdac_init(PMINFO2);
+	ti3026_ramdac_init(minfo);
 }
 
 static struct matrox_altout ti3026_output = {
 	.name	 = "Primary output",
 };
 
-static int Ti3026_preinit(WPMINFO2) {
+static int Ti3026_preinit(struct matrox_fb_info *minfo)
+{
 	static const int vxres_mill2[] = { 512,        640, 768,  800,  832,  960,
 					  1024, 1152, 1280,      1600, 1664, 1920,
 					  2048, 0};
 	static const int vxres_mill1[] = {             640, 768,  800,        960,
 					  1024, 1152, 1280,      1600,       1920,
 					  2048, 0};
-	struct matrox_hw_state* hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state *hw = &minfo->hw;
 
 	DBG(__func__)
 
-	ACCESS_FBINFO(millenium) = 1;
-	ACCESS_FBINFO(milleniumII) = (ACCESS_FBINFO(pcidev)->device != PCI_DEVICE_ID_MATROX_MIL);
-	ACCESS_FBINFO(capable.cfb4) = 1;
-	ACCESS_FBINFO(capable.text) = 1; /* isMilleniumII(MINFO); */
-	ACCESS_FBINFO(capable.vxres) = isMilleniumII(MINFO)?vxres_mill2:vxres_mill1;
+	minfo->millenium = 1;
+	minfo->milleniumII = (minfo->pcidev->device != PCI_DEVICE_ID_MATROX_MIL);
+	minfo->capable.cfb4 = 1;
+	minfo->capable.text = 1; /* isMilleniumII(minfo); */
+	minfo->capable.vxres = isMilleniumII(minfo) ? vxres_mill2 : vxres_mill1;
 
-	ACCESS_FBINFO(outputs[0]).data = MINFO;
-	ACCESS_FBINFO(outputs[0]).output = &ti3026_output;
-	ACCESS_FBINFO(outputs[0]).src = ACCESS_FBINFO(outputs[0]).default_src;
-	ACCESS_FBINFO(outputs[0]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
+	minfo->outputs[0].data = minfo;
+	minfo->outputs[0].output = &ti3026_output;
+	minfo->outputs[0].src = minfo->outputs[0].default_src;
+	minfo->outputs[0].mode = MATROXFB_OUTPUT_MODE_MONITOR;
 
-	if (ACCESS_FBINFO(devflags.noinit))
+	if (minfo->devflags.noinit)
 		return 0;
 	/* preserve VGA I/O, BIOS and PPC */
 	hw->MXoptionReg &= 0xC0000100;
 	hw->MXoptionReg |= 0x002C0000;
-	if (ACCESS_FBINFO(devflags.novga))
+	if (minfo->devflags.novga)
 		hw->MXoptionReg &= ~0x00000100;
-	if (ACCESS_FBINFO(devflags.nobios))
+	if (minfo->devflags.nobios)
 		hw->MXoptionReg &= ~0x40000000;
-	if (ACCESS_FBINFO(devflags.nopciretry))
+	if (minfo->devflags.nopciretry)
 		hw->MXoptionReg |=  0x20000000;
-	pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, hw->MXoptionReg);
+	pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg);
 
-	ACCESS_FBINFO(accel.ramdac_rev) = inTi3026(PMINFO TVP3026_XSILICONREV);
+	minfo->accel.ramdac_rev = inTi3026(minfo, TVP3026_XSILICONREV);
 
-	outTi3026(PMINFO TVP3026_XCLKCTRL, TVP3026_XCLKCTRL_SRC_CLK0VGA | TVP3026_XCLKCTRL_CLKSTOPPED);
-	outTi3026(PMINFO TVP3026_XTRUECOLORCTRL, TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR);
-	outTi3026(PMINFO TVP3026_XMUXCTRL, TVP3026_XMUXCTRL_VGA);
+	outTi3026(minfo, TVP3026_XCLKCTRL, TVP3026_XCLKCTRL_SRC_CLK0VGA | TVP3026_XCLKCTRL_CLKSTOPPED);
+	outTi3026(minfo, TVP3026_XTRUECOLORCTRL, TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR);
+	outTi3026(minfo, TVP3026_XMUXCTRL, TVP3026_XMUXCTRL_VGA);
 
-	outTi3026(PMINFO TVP3026_XPLLADDR, 0x2A);
-	outTi3026(PMINFO TVP3026_XLOOPPLLDATA, 0x00);
-	outTi3026(PMINFO TVP3026_XPIXPLLDATA, 0x00);
+	outTi3026(minfo, TVP3026_XPLLADDR, 0x2A);
+	outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0x00);
+	outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00);
 
 	mga_outb(M_MISC_REG, 0x67);
 
-	outTi3026(PMINFO TVP3026_XMEMPLLCTRL, TVP3026_XMEMPLLCTRL_STROBEMKC4 | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL);
+	outTi3026(minfo, TVP3026_XMEMPLLCTRL, TVP3026_XMEMPLLCTRL_STROBEMKC4 | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL);
 
 	mga_outl(M_RESET, 1);
 	udelay(250);
diff --git a/drivers/video/matrox/matroxfb_accel.c b/drivers/video/matrox/matroxfb_accel.c
index 9c3aeee1cc4f..8335a6fe303e 100644
--- a/drivers/video/matrox/matroxfb_accel.c
+++ b/drivers/video/matrox/matroxfb_accel.c
@@ -81,7 +81,7 @@
 #include "matroxfb_Ti3026.h"
 #include "matroxfb_misc.h"
 
-#define curr_ydstorg(x)	ACCESS_FBINFO2(x, curr.ydstorg.pixels)
+#define curr_ydstorg(x)	((x)->curr.ydstorg.pixels)
 
 #define mga_ydstlen(y,l) mga_outl(M_YDSTLEN | M_EXEC, ((y) << 16) | (l))
 
@@ -107,7 +107,8 @@ static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* imag
 static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect);
 static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area);
 
-void matrox_cfbX_init(WPMINFO2) {
+void matrox_cfbX_init(struct matrox_fb_info *minfo)
+{
 	u_int32_t maccess;
 	u_int32_t mpitch;
 	u_int32_t mopmode;
@@ -115,59 +116,59 @@ void matrox_cfbX_init(WPMINFO2) {
 
 	DBG(__func__)
 
-	mpitch = ACCESS_FBINFO(fbcon).var.xres_virtual;
+	mpitch = minfo->fbcon.var.xres_virtual;
 
-	ACCESS_FBINFO(fbops).fb_copyarea = cfb_copyarea;
-	ACCESS_FBINFO(fbops).fb_fillrect = cfb_fillrect;
-	ACCESS_FBINFO(fbops).fb_imageblit = cfb_imageblit;
-	ACCESS_FBINFO(fbops).fb_cursor = NULL;
+	minfo->fbops.fb_copyarea = cfb_copyarea;
+	minfo->fbops.fb_fillrect = cfb_fillrect;
+	minfo->fbops.fb_imageblit = cfb_imageblit;
+	minfo->fbops.fb_cursor = NULL;
 
-	accel = (ACCESS_FBINFO(fbcon).var.accel_flags & FB_ACCELF_TEXT) == FB_ACCELF_TEXT;
+	accel = (minfo->fbcon.var.accel_flags & FB_ACCELF_TEXT) == FB_ACCELF_TEXT;
 
-	switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
+	switch (minfo->fbcon.var.bits_per_pixel) {
 		case 4:		maccess = 0x00000000;	/* accelerate as 8bpp video */
 				mpitch = (mpitch >> 1) | 0x8000; /* disable linearization */
 				mopmode = M_OPMODE_4BPP;
-				matrox_cfb4_pal(ACCESS_FBINFO(cmap));
+				matrox_cfb4_pal(minfo->cmap);
 				if (accel && !(mpitch & 1)) {
-					ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_cfb4_copyarea;
-					ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_cfb4_fillrect;
+					minfo->fbops.fb_copyarea = matroxfb_cfb4_copyarea;
+					minfo->fbops.fb_fillrect = matroxfb_cfb4_fillrect;
 				}
 				break;
 		case 8:		maccess = 0x00000000;
 				mopmode = M_OPMODE_8BPP;
-				matrox_cfb8_pal(ACCESS_FBINFO(cmap));
+				matrox_cfb8_pal(minfo->cmap);
 				if (accel) {
-					ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
-					ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
-					ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
+					minfo->fbops.fb_copyarea = matroxfb_copyarea;
+					minfo->fbops.fb_fillrect = matroxfb_fillrect;
+					minfo->fbops.fb_imageblit = matroxfb_imageblit;
 				}
 				break;
-		case 16:	if (ACCESS_FBINFO(fbcon).var.green.length == 5)
+		case 16:	if (minfo->fbcon.var.green.length == 5)
 					maccess = 0xC0000001;
 				else
 					maccess = 0x40000001;
 				mopmode = M_OPMODE_16BPP;
 				if (accel) {
-					ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
-					ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
-					ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
+					minfo->fbops.fb_copyarea = matroxfb_copyarea;
+					minfo->fbops.fb_fillrect = matroxfb_fillrect;
+					minfo->fbops.fb_imageblit = matroxfb_imageblit;
 				}
 				break;
 		case 24:	maccess = 0x00000003;
 				mopmode = M_OPMODE_24BPP;
 				if (accel) {
-					ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
-					ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
-					ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
+					minfo->fbops.fb_copyarea = matroxfb_copyarea;
+					minfo->fbops.fb_fillrect = matroxfb_fillrect;
+					minfo->fbops.fb_imageblit = matroxfb_imageblit;
 				}
 				break;
 		case 32:	maccess = 0x00000002;
 				mopmode = M_OPMODE_32BPP;
 				if (accel) {
-					ACCESS_FBINFO(fbops).fb_copyarea = matroxfb_copyarea;
-					ACCESS_FBINFO(fbops).fb_fillrect = matroxfb_fillrect;
-					ACCESS_FBINFO(fbops).fb_imageblit = matroxfb_imageblit;
+					minfo->fbops.fb_copyarea = matroxfb_copyarea;
+					minfo->fbops.fb_fillrect = matroxfb_fillrect;
+					minfo->fbops.fb_imageblit = matroxfb_imageblit;
 				}
 				break;
 		default:	maccess = 0x00000000;
@@ -176,10 +177,10 @@ void matrox_cfbX_init(WPMINFO2) {
 	}
 	mga_fifo(8);
 	mga_outl(M_PITCH, mpitch);
-	mga_outl(M_YDSTORG, curr_ydstorg(MINFO));
-	if (ACCESS_FBINFO(capable.plnwt))
+	mga_outl(M_YDSTORG, curr_ydstorg(minfo));
+	if (minfo->capable.plnwt)
 		mga_outl(M_PLNWT, -1);
-	if (ACCESS_FBINFO(capable.srcorg)) {
+	if (minfo->capable.srcorg) {
 		mga_outl(M_SRCORG, 0);
 		mga_outl(M_DSTORG, 0);
 	}
@@ -188,14 +189,16 @@ void matrox_cfbX_init(WPMINFO2) {
 	mga_outl(M_YTOP, 0);
 	mga_outl(M_YBOT, 0x01FFFFFF);
 	mga_outl(M_MACCESS, maccess);
-	ACCESS_FBINFO(accel.m_dwg_rect) = M_DWG_TRAP | M_DWG_SOLID | M_DWG_ARZERO | M_DWG_SGNZERO | M_DWG_SHIFTZERO;
-	if (isMilleniumII(MINFO)) ACCESS_FBINFO(accel.m_dwg_rect) |= M_DWG_TRANSC;
-	ACCESS_FBINFO(accel.m_opmode) = mopmode;
+	minfo->accel.m_dwg_rect = M_DWG_TRAP | M_DWG_SOLID | M_DWG_ARZERO | M_DWG_SGNZERO | M_DWG_SHIFTZERO;
+	if (isMilleniumII(minfo)) minfo->accel.m_dwg_rect |= M_DWG_TRANSC;
+	minfo->accel.m_opmode = mopmode;
 }
 
 EXPORT_SYMBOL(matrox_cfbX_init);
 
-static void matrox_accel_bmove(WPMINFO int vxres, int sy, int sx, int dy, int dx, int height, int width) {
+static void matrox_accel_bmove(struct matrox_fb_info *minfo, int vxres, int sy,
+			       int sx, int dy, int dx, int height, int width)
+{
 	int start, end;
 	CRITFLAGS
 
@@ -209,7 +212,7 @@ static void matrox_accel_bmove(WPMINFO int vxres, int sy, int sx, int dy, int dx
 			 M_DWG_BFCOL | M_DWG_REPLACE);
 		mga_outl(M_AR5, vxres);
 		width--;
-		start = sy*vxres+sx+curr_ydstorg(MINFO);
+		start = sy*vxres+sx+curr_ydstorg(minfo);
 		end = start+width;
 	} else {
 		mga_fifo(3);
@@ -217,7 +220,7 @@ static void matrox_accel_bmove(WPMINFO int vxres, int sy, int sx, int dy, int dx
 		mga_outl(M_SGN, 5);
 		mga_outl(M_AR5, -vxres);
 		width--;
-		end = (sy+height-1)*vxres+sx+curr_ydstorg(MINFO);
+		end = (sy+height-1)*vxres+sx+curr_ydstorg(minfo);
 		start = end+width;
 		dy += height-1;
 	}
@@ -231,7 +234,10 @@ static void matrox_accel_bmove(WPMINFO int vxres, int sy, int sx, int dy, int dx
 	CRITEND
 }
 
-static void matrox_accel_bmove_lin(WPMINFO int vxres, int sy, int sx, int dy, int dx, int height, int width) {
+static void matrox_accel_bmove_lin(struct matrox_fb_info *minfo, int vxres,
+				   int sy, int sx, int dy, int dx, int height,
+				   int width)
+{
 	int start, end;
 	CRITFLAGS
 
@@ -245,7 +251,7 @@ static void matrox_accel_bmove_lin(WPMINFO int vxres, int sy, int sx, int dy, in
 			M_DWG_BFCOL | M_DWG_REPLACE);
 		mga_outl(M_AR5, vxres);
 		width--;
-		start = sy*vxres+sx+curr_ydstorg(MINFO);
+		start = sy*vxres+sx+curr_ydstorg(minfo);
 		end = start+width;
 	} else {
 		mga_fifo(3);
@@ -253,7 +259,7 @@ static void matrox_accel_bmove_lin(WPMINFO int vxres, int sy, int sx, int dy, in
 		mga_outl(M_SGN, 5);
 		mga_outl(M_AR5, -vxres);
 		width--;
-		end = (sy+height-1)*vxres+sx+curr_ydstorg(MINFO);
+		end = (sy+height-1)*vxres+sx+curr_ydstorg(minfo);
 		start = end+width;
 		dy += height-1;
 	}
@@ -269,22 +275,23 @@ static void matrox_accel_bmove_lin(WPMINFO int vxres, int sy, int sx, int dy, in
 }
 
 static void matroxfb_cfb4_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	if ((area->sx | area->dx | area->width) & 1)
 		cfb_copyarea(info, area);
 	else
-		matrox_accel_bmove_lin(PMINFO ACCESS_FBINFO(fbcon.var.xres_virtual) >> 1, area->sy, area->sx >> 1, area->dy, area->dx >> 1, area->height, area->width >> 1);
+		matrox_accel_bmove_lin(minfo, minfo->fbcon.var.xres_virtual >> 1, area->sy, area->sx >> 1, area->dy, area->dx >> 1, area->height, area->width >> 1);
 }
 
 static void matroxfb_copyarea(struct fb_info* info, const struct fb_copyarea* area) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
-	matrox_accel_bmove(PMINFO ACCESS_FBINFO(fbcon.var.xres_virtual), area->sy, area->sx, area->dy, area->dx, area->height, area->width);
+	matrox_accel_bmove(minfo, minfo->fbcon.var.xres_virtual, area->sy, area->sx, area->dy, area->dx, area->height, area->width);
 }
 
-static void matroxfb_accel_clear(WPMINFO u_int32_t color, int sy, int sx, int height,
-		int width) {
+static void matroxfb_accel_clear(struct matrox_fb_info *minfo, u_int32_t color,
+				 int sy, int sx, int height, int width)
+{
 	CRITFLAGS
 
 	DBG(__func__)
@@ -292,7 +299,7 @@ static void matroxfb_accel_clear(WPMINFO u_int32_t color, int sy, int sx, int he
 	CRITBEGIN
 
 	mga_fifo(5);
-	mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_REPLACE);
+	mga_outl(M_DWGCTL, minfo->accel.m_dwg_rect | M_DWG_REPLACE);
 	mga_outl(M_FCOL, color);
 	mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
 	mga_ydstlen(sy, height);
@@ -302,16 +309,18 @@ static void matroxfb_accel_clear(WPMINFO u_int32_t color, int sy, int sx, int he
 }
 
 static void matroxfb_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	switch (rect->rop) {
 		case ROP_COPY:
-			matroxfb_accel_clear(PMINFO ((u_int32_t*)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
+			matroxfb_accel_clear(minfo, ((u_int32_t *)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
 			break;
 	}
 }
 
-static void matroxfb_cfb4_clear(WPMINFO u_int32_t bgx, int sy, int sx, int height, int width) {
+static void matroxfb_cfb4_clear(struct matrox_fb_info *minfo, u_int32_t bgx,
+				int sy, int sx, int height, int width)
+{
 	int whattodo;
 	CRITFLAGS
 
@@ -333,16 +342,16 @@ static void matroxfb_cfb4_clear(WPMINFO u_int32_t bgx, int sy, int sx, int heigh
 	sx >>= 1;
 	if (width) {
 		mga_fifo(5);
-		mga_outl(M_DWGCTL, ACCESS_FBINFO(accel.m_dwg_rect) | M_DWG_REPLACE2);
+		mga_outl(M_DWGCTL, minfo->accel.m_dwg_rect | M_DWG_REPLACE2);
 		mga_outl(M_FCOL, bgx);
 		mga_outl(M_FXBNDRY, ((sx + width) << 16) | sx);
-		mga_outl(M_YDST, sy * ACCESS_FBINFO(fbcon).var.xres_virtual >> 6);
+		mga_outl(M_YDST, sy * minfo->fbcon.var.xres_virtual >> 6);
 		mga_outl(M_LEN | M_EXEC, height);
 		WaitTillIdle();
 	}
 	if (whattodo) {
-		u_int32_t step = ACCESS_FBINFO(fbcon).var.xres_virtual >> 1;
-		vaddr_t vbase = ACCESS_FBINFO(video.vbase);
+		u_int32_t step = minfo->fbcon.var.xres_virtual >> 1;
+		vaddr_t vbase = minfo->video.vbase;
 		if (whattodo & 1) {
 			unsigned int uaddr = sy * step + sx - 1;
 			u_int32_t loop;
@@ -367,17 +376,19 @@ static void matroxfb_cfb4_clear(WPMINFO u_int32_t bgx, int sy, int sx, int heigh
 }
 
 static void matroxfb_cfb4_fillrect(struct fb_info* info, const struct fb_fillrect* rect) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	switch (rect->rop) {
 		case ROP_COPY:
-			matroxfb_cfb4_clear(PMINFO ((u_int32_t*)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
+			matroxfb_cfb4_clear(minfo, ((u_int32_t *)info->pseudo_palette)[rect->color], rect->dy, rect->dx, rect->height, rect->width);
 			break;
 	}
 }
 
-static void matroxfb_1bpp_imageblit(WPMINFO u_int32_t fgx, u_int32_t bgx,
-		const u_int8_t* chardata, int width, int height, int yy, int xx) {
+static void matroxfb_1bpp_imageblit(struct matrox_fb_info *minfo, u_int32_t fgx,
+				    u_int32_t bgx, const u_int8_t *chardata,
+				    int width, int height, int yy, int xx)
+{
 	u_int32_t step;
 	u_int32_t ydstlen;
 	u_int32_t xlen;
@@ -412,7 +423,7 @@ static void matroxfb_1bpp_imageblit(WPMINFO u_int32_t fgx, u_int32_t bgx,
 	mga_outl(M_FCOL, fgx);
 	mga_outl(M_BCOL, bgx);
 	fxbndry = ((xx + width - 1) << 16) | xx;
-	mmio = ACCESS_FBINFO(mmio.vbase);
+	mmio = minfo->mmio.vbase;
 
 	mga_fifo(6);
 	mga_writel(mmio, M_FXBNDRY, fxbndry);
@@ -467,7 +478,7 @@ static void matroxfb_1bpp_imageblit(WPMINFO u_int32_t fgx, u_int32_t bgx,
 
 
 static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* image) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG_HEAVY(__func__);
 
@@ -476,7 +487,7 @@ static void matroxfb_imageblit(struct fb_info* info, const struct fb_image* imag
 
 		fgx = ((u_int32_t*)info->pseudo_palette)[image->fg_color];
 		bgx = ((u_int32_t*)info->pseudo_palette)[image->bg_color];
-		matroxfb_1bpp_imageblit(PMINFO fgx, bgx, image->data, image->width, image->height, image->dy, image->dx);
+		matroxfb_1bpp_imageblit(minfo, fgx, bgx, image->data, image->width, image->height, image->dy, image->dx);
 	} else {
 		/* Danger! image->depth is useless: logo painting code always
 		   passes framebuffer color depth here, although logo data are
diff --git a/drivers/video/matrox/matroxfb_accel.h b/drivers/video/matrox/matroxfb_accel.h
index f40c314b4c30..1e418e62c22d 100644
--- a/drivers/video/matrox/matroxfb_accel.h
+++ b/drivers/video/matrox/matroxfb_accel.h
@@ -3,6 +3,6 @@
 
 #include "matroxfb_base.h"
 
-void matrox_cfbX_init(WPMINFO2);
+void matrox_cfbX_init(struct matrox_fb_info *minfo);
 
 #endif
diff --git a/drivers/video/matrox/matroxfb_base.c b/drivers/video/matrox/matroxfb_base.c
index 0c1049b308bf..7064fb4427b6 100644
--- a/drivers/video/matrox/matroxfb_base.c
+++ b/drivers/video/matrox/matroxfb_base.c
@@ -154,21 +154,22 @@ static struct fb_var_screeninfo vesafb_defined = {
 
 
 /* --------------------------------------------------------------------- */
-static void update_crtc2(WPMINFO unsigned int pos) {
-	struct matroxfb_dh_fb_info* info = ACCESS_FBINFO(crtc2.info);
+static void update_crtc2(struct matrox_fb_info *minfo, unsigned int pos)
+{
+	struct matroxfb_dh_fb_info *info = minfo->crtc2.info;
 
 	/* Make sure that displays are compatible */
-	if (info && (info->fbcon.var.bits_per_pixel == ACCESS_FBINFO(fbcon).var.bits_per_pixel)
-		 && (info->fbcon.var.xres_virtual == ACCESS_FBINFO(fbcon).var.xres_virtual)
-		 && (info->fbcon.var.green.length == ACCESS_FBINFO(fbcon).var.green.length)
+	if (info && (info->fbcon.var.bits_per_pixel == minfo->fbcon.var.bits_per_pixel)
+		 && (info->fbcon.var.xres_virtual == minfo->fbcon.var.xres_virtual)
+		 && (info->fbcon.var.green.length == minfo->fbcon.var.green.length)
 		 ) {
-		switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
+		switch (minfo->fbcon.var.bits_per_pixel) {
 			case 16:
 			case 32:
 				pos = pos * 8;
 				if (info->interlaced) {
 					mga_outl(0x3C2C, pos);
-					mga_outl(0x3C28, pos + ACCESS_FBINFO(fbcon).var.xres_virtual * ACCESS_FBINFO(fbcon).var.bits_per_pixel / 8);
+					mga_outl(0x3C28, pos + minfo->fbcon.var.xres_virtual * minfo->fbcon.var.bits_per_pixel / 8);
 				} else {
 					mga_outl(0x3C28, pos);
 				}
@@ -177,17 +178,18 @@ static void update_crtc2(WPMINFO unsigned int pos) {
 	}
 }
 
-static void matroxfb_crtc1_panpos(WPMINFO2) {
-	if (ACCESS_FBINFO(crtc1.panpos) >= 0) {
+static void matroxfb_crtc1_panpos(struct matrox_fb_info *minfo)
+{
+	if (minfo->crtc1.panpos >= 0) {
 		unsigned long flags;
 		int panpos;
 
 		matroxfb_DAC_lock_irqsave(flags);
-		panpos = ACCESS_FBINFO(crtc1.panpos);
+		panpos = minfo->crtc1.panpos;
 		if (panpos >= 0) {
 			unsigned int extvga_reg;
 
-			ACCESS_FBINFO(crtc1.panpos) = -1; /* No update pending anymore */
+			minfo->crtc1.panpos = -1; /* No update pending anymore */
 			extvga_reg = mga_inb(M_EXTVGA_INDEX);
 			mga_setr(M_EXTVGA_INDEX, 0x00, panpos);
 			if (extvga_reg != 0x00) {
@@ -202,39 +204,39 @@ static irqreturn_t matrox_irq(int irq, void *dev_id)
 {
 	u_int32_t status;
 	int handled = 0;
-
-	MINFO_FROM(dev_id);
+	struct matrox_fb_info *minfo = dev_id;
 
 	status = mga_inl(M_STATUS);
 
 	if (status & 0x20) {
 		mga_outl(M_ICLEAR, 0x20);
-		ACCESS_FBINFO(crtc1.vsync.cnt)++;
-		matroxfb_crtc1_panpos(PMINFO2);
-		wake_up_interruptible(&ACCESS_FBINFO(crtc1.vsync.wait));
+		minfo->crtc1.vsync.cnt++;
+		matroxfb_crtc1_panpos(minfo);
+		wake_up_interruptible(&minfo->crtc1.vsync.wait);
 		handled = 1;
 	}
 	if (status & 0x200) {
 		mga_outl(M_ICLEAR, 0x200);
-		ACCESS_FBINFO(crtc2.vsync.cnt)++;
-		wake_up_interruptible(&ACCESS_FBINFO(crtc2.vsync.wait));
+		minfo->crtc2.vsync.cnt++;
+		wake_up_interruptible(&minfo->crtc2.vsync.wait);
 		handled = 1;
 	}
 	return IRQ_RETVAL(handled);
 }
 
-int matroxfb_enable_irq(WPMINFO int reenable) {
+int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable)
+{
 	u_int32_t bm;
 
-	if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400)
+	if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
 		bm = 0x220;
 	else
 		bm = 0x020;
 
-	if (!test_and_set_bit(0, &ACCESS_FBINFO(irq_flags))) {
-		if (request_irq(ACCESS_FBINFO(pcidev)->irq, matrox_irq,
-				IRQF_SHARED, "matroxfb", MINFO)) {
-			clear_bit(0, &ACCESS_FBINFO(irq_flags));
+	if (!test_and_set_bit(0, &minfo->irq_flags)) {
+		if (request_irq(minfo->pcidev->irq, matrox_irq,
+				IRQF_SHARED, "matroxfb", minfo)) {
+			clear_bit(0, &minfo->irq_flags);
 			return -EINVAL;
 		}
 		/* Clear any pending field interrupts */
@@ -252,37 +254,39 @@ int matroxfb_enable_irq(WPMINFO int reenable) {
 	return 0;
 }
 
-static void matroxfb_disable_irq(WPMINFO2) {
-	if (test_and_clear_bit(0, &ACCESS_FBINFO(irq_flags))) {
+static void matroxfb_disable_irq(struct matrox_fb_info *minfo)
+{
+	if (test_and_clear_bit(0, &minfo->irq_flags)) {
 		/* Flush pending pan-at-vbl request... */
-		matroxfb_crtc1_panpos(PMINFO2);
-		if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400)
+		matroxfb_crtc1_panpos(minfo);
+		if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
 			mga_outl(M_IEN, mga_inl(M_IEN) & ~0x220);
 		else
 			mga_outl(M_IEN, mga_inl(M_IEN) & ~0x20);
-		free_irq(ACCESS_FBINFO(pcidev)->irq, MINFO);
+		free_irq(minfo->pcidev->irq, minfo);
 	}
 }
 
-int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc) {
+int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc)
+{
 	struct matrox_vsync *vs;
 	unsigned int cnt;
 	int ret;
 
 	switch (crtc) {
 		case 0:
-			vs = &ACCESS_FBINFO(crtc1.vsync);
+			vs = &minfo->crtc1.vsync;
 			break;
 		case 1:
-			if (ACCESS_FBINFO(devflags.accelerator) != FB_ACCEL_MATROX_MGAG400) {
+			if (minfo->devflags.accelerator != FB_ACCEL_MATROX_MGAG400) {
 				return -ENODEV;
 			}
-			vs = &ACCESS_FBINFO(crtc2.vsync);
+			vs = &minfo->crtc2.vsync;
 			break;
 		default:
 			return -ENODEV;
 	}
-	ret = matroxfb_enable_irq(PMINFO 0);
+	ret = matroxfb_enable_irq(minfo, 0);
 	if (ret) {
 		return ret;
 	}
@@ -293,7 +297,7 @@ int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc) {
 		return ret;
 	}
 	if (ret == 0) {
-		matroxfb_enable_irq(PMINFO 1);
+		matroxfb_enable_irq(minfo, 1);
 		return -ETIMEDOUT;
 	}
 	return 0;
@@ -301,12 +305,12 @@ int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc) {
 
 /* --------------------------------------------------------------------- */
 
-static void matrox_pan_var(WPMINFO struct fb_var_screeninfo *var) {
+static void matrox_pan_var(struct matrox_fb_info *minfo,
+			   struct fb_var_screeninfo *var)
+{
 	unsigned int pos;
 	unsigned short p0, p1, p2;
-#ifdef CONFIG_FB_MATROX_32MB
 	unsigned int p3;
-#endif
 	int vbl;
 	unsigned long flags;
 
@@ -314,47 +318,44 @@ static void matrox_pan_var(WPMINFO struct fb_var_screeninfo *var) {
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(dead))
+	if (minfo->dead)
 		return;
 
-	ACCESS_FBINFO(fbcon).var.xoffset = var->xoffset;
-	ACCESS_FBINFO(fbcon).var.yoffset = var->yoffset;
-	pos = (ACCESS_FBINFO(fbcon).var.yoffset * ACCESS_FBINFO(fbcon).var.xres_virtual + ACCESS_FBINFO(fbcon).var.xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
-	pos += ACCESS_FBINFO(curr.ydstorg.chunks);
-	p0 = ACCESS_FBINFO(hw).CRTC[0x0D] = pos & 0xFF;
-	p1 = ACCESS_FBINFO(hw).CRTC[0x0C] = (pos & 0xFF00) >> 8;
-	p2 = ACCESS_FBINFO(hw).CRTCEXT[0] = (ACCESS_FBINFO(hw).CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
-#ifdef CONFIG_FB_MATROX_32MB
-	p3 = ACCESS_FBINFO(hw).CRTCEXT[8] = pos >> 21;
-#endif
+	minfo->fbcon.var.xoffset = var->xoffset;
+	minfo->fbcon.var.yoffset = var->yoffset;
+	pos = (minfo->fbcon.var.yoffset * minfo->fbcon.var.xres_virtual + minfo->fbcon.var.xoffset) * minfo->curr.final_bppShift / 32;
+	pos += minfo->curr.ydstorg.chunks;
+	p0 = minfo->hw.CRTC[0x0D] = pos & 0xFF;
+	p1 = minfo->hw.CRTC[0x0C] = (pos & 0xFF00) >> 8;
+	p2 = minfo->hw.CRTCEXT[0] = (minfo->hw.CRTCEXT[0] & 0xB0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
+	p3 = minfo->hw.CRTCEXT[8] = pos >> 21;
 
 	/* FB_ACTIVATE_VBL and we can acquire interrupts? Honor FB_ACTIVATE_VBL then... */
-	vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(PMINFO 0) == 0);
+	vbl = (var->activate & FB_ACTIVATE_VBL) && (matroxfb_enable_irq(minfo, 0) == 0);
 
 	CRITBEGIN
 
 	matroxfb_DAC_lock_irqsave(flags);
 	mga_setr(M_CRTC_INDEX, 0x0D, p0);
 	mga_setr(M_CRTC_INDEX, 0x0C, p1);
-#ifdef CONFIG_FB_MATROX_32MB
-	if (ACCESS_FBINFO(devflags.support32MB))
+	if (minfo->devflags.support32MB)
 		mga_setr(M_EXTVGA_INDEX, 0x08, p3);
-#endif
 	if (vbl) {
-		ACCESS_FBINFO(crtc1.panpos) = p2;
+		minfo->crtc1.panpos = p2;
 	} else {
 		/* Abort any pending change */
-		ACCESS_FBINFO(crtc1.panpos) = -1;
+		minfo->crtc1.panpos = -1;
 		mga_setr(M_EXTVGA_INDEX, 0x00, p2);
 	}
 	matroxfb_DAC_unlock_irqrestore(flags);
 
-	update_crtc2(PMINFO pos);
+	update_crtc2(minfo, pos);
 
 	CRITEND
 }
 
-static void matroxfb_remove(WPMINFO int dummy) {
+static void matroxfb_remove(struct matrox_fb_info *minfo, int dummy)
+{
 	/* Currently we are holding big kernel lock on all dead & usecount updates.
 	 * Destroy everything after all users release it. Especially do not unregister
 	 * framebuffer and iounmap memory, neither fbmem nor fbcon-cfb* does not check
@@ -363,25 +364,23 @@ static void matroxfb_remove(WPMINFO int dummy) {
 	 * write data without causing too much damage...
 	 */
 
-	ACCESS_FBINFO(dead) = 1;
-	if (ACCESS_FBINFO(usecount)) {
+	minfo->dead = 1;
+	if (minfo->usecount) {
 		/* destroy it later */
 		return;
 	}
-	matroxfb_unregister_device(MINFO);
-	unregister_framebuffer(&ACCESS_FBINFO(fbcon));
-	matroxfb_g450_shutdown(PMINFO2);
+	matroxfb_unregister_device(minfo);
+	unregister_framebuffer(&minfo->fbcon);
+	matroxfb_g450_shutdown(minfo);
 #ifdef CONFIG_MTRR
-	if (ACCESS_FBINFO(mtrr.vram_valid))
-		mtrr_del(ACCESS_FBINFO(mtrr.vram), ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len));
+	if (minfo->mtrr.vram_valid)
+		mtrr_del(minfo->mtrr.vram, minfo->video.base, minfo->video.len);
 #endif
-	mga_iounmap(ACCESS_FBINFO(mmio.vbase));
-	mga_iounmap(ACCESS_FBINFO(video.vbase));
-	release_mem_region(ACCESS_FBINFO(video.base), ACCESS_FBINFO(video.len_maximum));
-	release_mem_region(ACCESS_FBINFO(mmio.base), 16384);
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
+	mga_iounmap(minfo->mmio.vbase);
+	mga_iounmap(minfo->video.vbase);
+	release_mem_region(minfo->video.base, minfo->video.len_maximum);
+	release_mem_region(minfo->mmio.base, 16384);
 	kfree(minfo);
-#endif
 }
 
 	/*
@@ -390,48 +389,50 @@ static void matroxfb_remove(WPMINFO int dummy) {
 
 static int matroxfb_open(struct fb_info *info, int user)
 {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG_LOOP(__func__)
 
-	if (ACCESS_FBINFO(dead)) {
+	if (minfo->dead) {
 		return -ENXIO;
 	}
-	ACCESS_FBINFO(usecount)++;
+	minfo->usecount++;
 	if (user) {
-		ACCESS_FBINFO(userusecount)++;
+		minfo->userusecount++;
 	}
 	return(0);
 }
 
 static int matroxfb_release(struct fb_info *info, int user)
 {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG_LOOP(__func__)
 
 	if (user) {
-		if (0 == --ACCESS_FBINFO(userusecount)) {
-			matroxfb_disable_irq(PMINFO2);
+		if (0 == --minfo->userusecount) {
+			matroxfb_disable_irq(minfo);
 		}
 	}
-	if (!(--ACCESS_FBINFO(usecount)) && ACCESS_FBINFO(dead)) {
-		matroxfb_remove(PMINFO 0);
+	if (!(--minfo->usecount) && minfo->dead) {
+		matroxfb_remove(minfo, 0);
 	}
 	return(0);
 }
 
 static int matroxfb_pan_display(struct fb_var_screeninfo *var,
 		struct fb_info* info) {
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG(__func__)
 
-	matrox_pan_var(PMINFO var);
+	matrox_pan_var(minfo, var);
 	return 0;
 }
 
-static int matroxfb_get_final_bppShift(CPMINFO int bpp) {
+static int matroxfb_get_final_bppShift(const struct matrox_fb_info *minfo,
+				       int bpp)
+{
 	int bppshft2;
 
 	DBG(__func__)
@@ -440,14 +441,16 @@ static int matroxfb_get_final_bppShift(CPMINFO int bpp) {
 	if (!bppshft2) {
 		return 8;
 	}
-	if (isInterleave(MINFO))
+	if (isInterleave(minfo))
 		bppshft2 >>= 1;
-	if (ACCESS_FBINFO(devflags.video64bits))
+	if (minfo->devflags.video64bits)
 		bppshft2 >>= 1;
 	return bppshft2;
 }
 
-static int matroxfb_test_and_set_rounding(CPMINFO int xres, int bpp) {
+static int matroxfb_test_and_set_rounding(const struct matrox_fb_info *minfo,
+					  int xres, int bpp)
+{
 	int over;
 	int rounding;
 
@@ -465,11 +468,11 @@ static int matroxfb_test_and_set_rounding(CPMINFO int xres, int bpp) {
 				break;
 		default:	rounding = 16;
 				/* on G400, 16 really does not work */
-				if (ACCESS_FBINFO(devflags.accelerator) == FB_ACCEL_MATROX_MGAG400)
+				if (minfo->devflags.accelerator == FB_ACCEL_MATROX_MGAG400)
 					rounding = 32;
 				break;
 	}
-	if (isInterleave(MINFO)) {
+	if (isInterleave(minfo)) {
 		rounding *= 2;
 	}
 	over = xres % rounding;
@@ -478,7 +481,9 @@ static int matroxfb_test_and_set_rounding(CPMINFO int xres, int bpp) {
 	return xres;
 }
 
-static int matroxfb_pitch_adjust(CPMINFO int xres, int bpp) {
+static int matroxfb_pitch_adjust(const struct matrox_fb_info *minfo, int xres,
+				 int bpp)
+{
 	const int* width;
 	int xres_new;
 
@@ -486,18 +491,18 @@ static int matroxfb_pitch_adjust(CPMINFO int xres, int bpp) {
 
 	if (!bpp) return xres;
 
-	width = ACCESS_FBINFO(capable.vxres);
+	width = minfo->capable.vxres;
 
-	if (ACCESS_FBINFO(devflags.precise_width)) {
+	if (minfo->devflags.precise_width) {
 		while (*width) {
-			if ((*width >= xres) && (matroxfb_test_and_set_rounding(PMINFO *width, bpp) == *width)) {
+			if ((*width >= xres) && (matroxfb_test_and_set_rounding(minfo, *width, bpp) == *width)) {
 				break;
 			}
 			width++;
 		}
 		xres_new = *width;
 	} else {
-		xres_new = matroxfb_test_and_set_rounding(PMINFO xres, bpp);
+		xres_new = matroxfb_test_and_set_rounding(minfo, xres, bpp);
 	}
 	return xres_new;
 }
@@ -524,7 +529,10 @@ static int matroxfb_get_cmap_len(struct fb_var_screeninfo *var) {
 	return 16;	/* return something reasonable... or panic()? */
 }
 
-static int matroxfb_decode_var(CPMINFO struct fb_var_screeninfo *var, int *visual, int *video_cmap_len, unsigned int* ydstorg) {
+static int matroxfb_decode_var(const struct matrox_fb_info *minfo,
+			       struct fb_var_screeninfo *var, int *visual,
+			       int *video_cmap_len, unsigned int* ydstorg)
+{
 	struct RGBT {
 		unsigned char bpp;
 		struct {
@@ -551,7 +559,7 @@ static int matroxfb_decode_var(CPMINFO struct fb_var_screeninfo *var, int *visua
 	DBG(__func__)
 
 	switch (bpp) {
-		case 4:	 if (!ACCESS_FBINFO(capable.cfb4)) return -EINVAL;
+		case 4:	 if (!minfo->capable.cfb4) return -EINVAL;
 			 break;
 		case 8:	 break;
 		case 16: break;
@@ -560,13 +568,13 @@ static int matroxfb_decode_var(CPMINFO struct fb_var_screeninfo *var, int *visua
 		default: return -EINVAL;
 	}
 	*ydstorg = 0;
-	vramlen = ACCESS_FBINFO(video.len_usable);
+	vramlen = minfo->video.len_usable;
 	if (var->yres_virtual < var->yres)
 		var->yres_virtual = var->yres;
 	if (var->xres_virtual < var->xres)
 		var->xres_virtual = var->xres;
 
-	var->xres_virtual = matroxfb_pitch_adjust(PMINFO var->xres_virtual, bpp);
+	var->xres_virtual = matroxfb_pitch_adjust(minfo, var->xres_virtual, bpp);
 	memlen = var->xres_virtual * bpp * var->yres_virtual / 8;
 	if (memlen > vramlen) {
 		var->yres_virtual = vramlen * 8 / (var->xres_virtual * bpp);
@@ -575,7 +583,7 @@ static int matroxfb_decode_var(CPMINFO struct fb_var_screeninfo *var, int *visua
 	/* There is hardware bug that no line can cross 4MB boundary */
 	/* give up for CFB24, it is impossible to easy workaround it */
 	/* for other try to do something */
-	if (!ACCESS_FBINFO(capable.cross4MB) && (memlen > 0x400000)) {
+	if (!minfo->capable.cross4MB && (memlen > 0x400000)) {
 		if (bpp == 24) {
 			/* sorry */
 		} else {
@@ -644,9 +652,7 @@ static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
 			      unsigned blue, unsigned transp,
 			      struct fb_info *fb_info)
 {
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
 	struct matrox_fb_info* minfo = container_of(fb_info, struct matrox_fb_info, fbcon);
-#endif
 
 	DBG(__func__)
 
@@ -657,20 +663,20 @@ static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
 	 *  != 0 for invalid regno.
 	 */
 
-	if (regno >= ACCESS_FBINFO(curr.cmap_len))
+	if (regno >= minfo->curr.cmap_len)
 		return 1;
 
-	if (ACCESS_FBINFO(fbcon).var.grayscale) {
+	if (minfo->fbcon.var.grayscale) {
 		/* gray = 0.30*R + 0.59*G + 0.11*B */
 		red = green = blue = (red * 77 + green * 151 + blue * 28) >> 8;
 	}
 
-	red = CNVT_TOHW(red, ACCESS_FBINFO(fbcon).var.red.length);
-	green = CNVT_TOHW(green, ACCESS_FBINFO(fbcon).var.green.length);
-	blue = CNVT_TOHW(blue, ACCESS_FBINFO(fbcon).var.blue.length);
-	transp = CNVT_TOHW(transp, ACCESS_FBINFO(fbcon).var.transp.length);
+	red = CNVT_TOHW(red, minfo->fbcon.var.red.length);
+	green = CNVT_TOHW(green, minfo->fbcon.var.green.length);
+	blue = CNVT_TOHW(blue, minfo->fbcon.var.blue.length);
+	transp = CNVT_TOHW(transp, minfo->fbcon.var.transp.length);
 
-	switch (ACCESS_FBINFO(fbcon).var.bits_per_pixel) {
+	switch (minfo->fbcon.var.bits_per_pixel) {
 	case 4:
 	case 8:
 		mga_outb(M_DAC_REG, regno);
@@ -683,30 +689,30 @@ static int matroxfb_setcolreg(unsigned regno, unsigned red, unsigned green,
 			break;
 		{
 			u_int16_t col =
-				(red << ACCESS_FBINFO(fbcon).var.red.offset)     |
-				(green << ACCESS_FBINFO(fbcon).var.green.offset) |
-				(blue << ACCESS_FBINFO(fbcon).var.blue.offset)   |
-				(transp << ACCESS_FBINFO(fbcon).var.transp.offset); /* for 1:5:5:5 */
-			ACCESS_FBINFO(cmap[regno]) = col | (col << 16);
+				(red << minfo->fbcon.var.red.offset)     |
+				(green << minfo->fbcon.var.green.offset) |
+				(blue << minfo->fbcon.var.blue.offset)   |
+				(transp << minfo->fbcon.var.transp.offset); /* for 1:5:5:5 */
+			minfo->cmap[regno] = col | (col << 16);
 		}
 		break;
 	case 24:
 	case 32:
 		if (regno >= 16)
 			break;
-		ACCESS_FBINFO(cmap[regno]) =
-			(red   << ACCESS_FBINFO(fbcon).var.red.offset)   |
-			(green << ACCESS_FBINFO(fbcon).var.green.offset) |
-			(blue  << ACCESS_FBINFO(fbcon).var.blue.offset)  |
-			(transp << ACCESS_FBINFO(fbcon).var.transp.offset);	/* 8:8:8:8 */
+		minfo->cmap[regno] =
+			(red   << minfo->fbcon.var.red.offset)   |
+			(green << minfo->fbcon.var.green.offset) |
+			(blue  << minfo->fbcon.var.blue.offset)  |
+			(transp << minfo->fbcon.var.transp.offset);	/* 8:8:8:8 */
 		break;
 	}
 	return 0;
 }
 
-static void matroxfb_init_fix(WPMINFO2)
+static void matroxfb_init_fix(struct matrox_fb_info *minfo)
 {
-	struct fb_fix_screeninfo *fix = &ACCESS_FBINFO(fbcon).fix;
+	struct fb_fix_screeninfo *fix = &minfo->fbcon.fix;
 	DBG(__func__)
 
 	strcpy(fix->id,"MATROX");
@@ -714,20 +720,20 @@ static void matroxfb_init_fix(WPMINFO2)
 	fix->xpanstep = 8;	/* 8 for 8bpp, 4 for 16bpp, 2 for 32bpp */
 	fix->ypanstep = 1;
 	fix->ywrapstep = 0;
-	fix->mmio_start = ACCESS_FBINFO(mmio.base);
-	fix->mmio_len = ACCESS_FBINFO(mmio.len);
-	fix->accel = ACCESS_FBINFO(devflags.accelerator);
+	fix->mmio_start = minfo->mmio.base;
+	fix->mmio_len = minfo->mmio.len;
+	fix->accel = minfo->devflags.accelerator;
 }
 
-static void matroxfb_update_fix(WPMINFO2)
+static void matroxfb_update_fix(struct matrox_fb_info *minfo)
 {
-	struct fb_fix_screeninfo *fix = &ACCESS_FBINFO(fbcon).fix;
+	struct fb_fix_screeninfo *fix = &minfo->fbcon.fix;
 	DBG(__func__)
 
-	mutex_lock(&ACCESS_FBINFO(fbcon).mm_lock);
-	fix->smem_start = ACCESS_FBINFO(video.base) + ACCESS_FBINFO(curr.ydstorg.bytes);
-	fix->smem_len = ACCESS_FBINFO(video.len_usable) - ACCESS_FBINFO(curr.ydstorg.bytes);
-	mutex_unlock(&ACCESS_FBINFO(fbcon).mm_lock);
+	mutex_lock(&minfo->fbcon.mm_lock);
+	fix->smem_start = minfo->video.base + minfo->curr.ydstorg.bytes;
+	fix->smem_len = minfo->video.len_usable - minfo->curr.ydstorg.bytes;
+	mutex_unlock(&minfo->fbcon.mm_lock);
 }
 
 static int matroxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
@@ -736,12 +742,12 @@ static int matroxfb_check_var(struct fb_var_screeninfo *var, struct fb_info *inf
 	int visual;
 	int cmap_len;
 	unsigned int ydstorg;
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
-	if (ACCESS_FBINFO(dead)) {
+	if (minfo->dead) {
 		return -ENXIO;
 	}
-	if ((err = matroxfb_decode_var(PMINFO var, &visual, &cmap_len, &ydstorg)) != 0)
+	if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0)
 		return err;
 	return 0;
 }
@@ -753,35 +759,35 @@ static int matroxfb_set_par(struct fb_info *info)
 	int cmap_len;
 	unsigned int ydstorg;
 	struct fb_var_screeninfo *var;
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(dead)) {
+	if (minfo->dead) {
 		return -ENXIO;
 	}
 
 	var = &info->var;
-	if ((err = matroxfb_decode_var(PMINFO var, &visual, &cmap_len, &ydstorg)) != 0)
+	if ((err = matroxfb_decode_var(minfo, var, &visual, &cmap_len, &ydstorg)) != 0)
 		return err;
-	ACCESS_FBINFO(fbcon.screen_base) = vaddr_va(ACCESS_FBINFO(video.vbase)) + ydstorg;
-	matroxfb_update_fix(PMINFO2);
-	ACCESS_FBINFO(fbcon).fix.visual = visual;
-	ACCESS_FBINFO(fbcon).fix.type = FB_TYPE_PACKED_PIXELS;
-	ACCESS_FBINFO(fbcon).fix.type_aux = 0;
-	ACCESS_FBINFO(fbcon).fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;
+	minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase) + ydstorg;
+	matroxfb_update_fix(minfo);
+	minfo->fbcon.fix.visual = visual;
+	minfo->fbcon.fix.type = FB_TYPE_PACKED_PIXELS;
+	minfo->fbcon.fix.type_aux = 0;
+	minfo->fbcon.fix.line_length = (var->xres_virtual * var->bits_per_pixel) >> 3;
 	{
 		unsigned int pos;
 
-		ACCESS_FBINFO(curr.cmap_len) = cmap_len;
-		ydstorg += ACCESS_FBINFO(devflags.ydstorg);
-		ACCESS_FBINFO(curr.ydstorg.bytes) = ydstorg;
-		ACCESS_FBINFO(curr.ydstorg.chunks) = ydstorg >> (isInterleave(MINFO)?3:2);
+		minfo->curr.cmap_len = cmap_len;
+		ydstorg += minfo->devflags.ydstorg;
+		minfo->curr.ydstorg.bytes = ydstorg;
+		minfo->curr.ydstorg.chunks = ydstorg >> (isInterleave(minfo) ? 3 : 2);
 		if (var->bits_per_pixel == 4)
-			ACCESS_FBINFO(curr.ydstorg.pixels) = ydstorg;
+			minfo->curr.ydstorg.pixels = ydstorg;
 		else
-			ACCESS_FBINFO(curr.ydstorg.pixels) = (ydstorg * 8) / var->bits_per_pixel;
-		ACCESS_FBINFO(curr.final_bppShift) = matroxfb_get_final_bppShift(PMINFO var->bits_per_pixel);
+			minfo->curr.ydstorg.pixels = (ydstorg * 8) / var->bits_per_pixel;
+		minfo->curr.final_bppShift = matroxfb_get_final_bppShift(minfo, var->bits_per_pixel);
 		{	struct my_timming mt;
 			struct matrox_hw_state* hw;
 			int out;
@@ -797,54 +803,55 @@ static int matroxfb_set_par(struct fb_info *info)
 				default:	mt.delay = 31 + 8; break;
 			}
 
-			hw = &ACCESS_FBINFO(hw);
+			hw = &minfo->hw;
 
-			down_read(&ACCESS_FBINFO(altout).lock);
+			down_read(&minfo->altout.lock);
 			for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-				if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC1 &&
-				    ACCESS_FBINFO(outputs[out]).output->compute) {
-					ACCESS_FBINFO(outputs[out]).output->compute(ACCESS_FBINFO(outputs[out]).data, &mt);
+				if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+				    minfo->outputs[out].output->compute) {
+					minfo->outputs[out].output->compute(minfo->outputs[out].data, &mt);
 				}
 			}
-			up_read(&ACCESS_FBINFO(altout).lock);
-			ACCESS_FBINFO(crtc1).pixclock = mt.pixclock;
-			ACCESS_FBINFO(crtc1).mnp = mt.mnp;
-			ACCESS_FBINFO(hw_switch->init(PMINFO &mt));
-			pos = (var->yoffset * var->xres_virtual + var->xoffset) * ACCESS_FBINFO(curr.final_bppShift) / 32;
-			pos += ACCESS_FBINFO(curr.ydstorg.chunks);
+			up_read(&minfo->altout.lock);
+			minfo->crtc1.pixclock = mt.pixclock;
+			minfo->crtc1.mnp = mt.mnp;
+			minfo->hw_switch->init(minfo, &mt);
+			pos = (var->yoffset * var->xres_virtual + var->xoffset) * minfo->curr.final_bppShift / 32;
+			pos += minfo->curr.ydstorg.chunks;
 
 			hw->CRTC[0x0D] = pos & 0xFF;
 			hw->CRTC[0x0C] = (pos & 0xFF00) >> 8;
 			hw->CRTCEXT[0] = (hw->CRTCEXT[0] & 0xF0) | ((pos >> 16) & 0x0F) | ((pos >> 14) & 0x40);
 			hw->CRTCEXT[8] = pos >> 21;
-			ACCESS_FBINFO(hw_switch->restore(PMINFO2));
-			update_crtc2(PMINFO pos);
-			down_read(&ACCESS_FBINFO(altout).lock);
+			minfo->hw_switch->restore(minfo);
+			update_crtc2(minfo, pos);
+			down_read(&minfo->altout.lock);
 			for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-				if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC1 &&
-				    ACCESS_FBINFO(outputs[out]).output->program) {
-					ACCESS_FBINFO(outputs[out]).output->program(ACCESS_FBINFO(outputs[out]).data);
+				if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+				    minfo->outputs[out].output->program) {
+					minfo->outputs[out].output->program(minfo->outputs[out].data);
 				}
 			}
 			for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-				if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC1 &&
-				    ACCESS_FBINFO(outputs[out]).output->start) {
-					ACCESS_FBINFO(outputs[out]).output->start(ACCESS_FBINFO(outputs[out]).data);
+				if (minfo->outputs[out].src == MATROXFB_SRC_CRTC1 &&
+				    minfo->outputs[out].output->start) {
+					minfo->outputs[out].output->start(minfo->outputs[out].data);
 				}
 			}
-			up_read(&ACCESS_FBINFO(altout).lock);
-			matrox_cfbX_init(PMINFO2);
+			up_read(&minfo->altout.lock);
+			matrox_cfbX_init(minfo);
 		}
 	}
-	ACCESS_FBINFO(initialized) = 1;
+	minfo->initialized = 1;
 	return 0;
 }
 
-static int matroxfb_get_vblank(WPMINFO struct fb_vblank *vblank)
+static int matroxfb_get_vblank(struct matrox_fb_info *minfo,
+			       struct fb_vblank *vblank)
 {
 	unsigned int sts1;
 
-	matroxfb_enable_irq(PMINFO 0);
+	matroxfb_enable_irq(minfo, 0);
 	memset(vblank, 0, sizeof(*vblank));
 	vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VSYNC |
 			FB_VBLANK_HAVE_VBLANK | FB_VBLANK_HAVE_HBLANK;
@@ -857,13 +864,13 @@ static int matroxfb_get_vblank(WPMINFO struct fb_vblank *vblank)
 		vblank->flags |= FB_VBLANK_HBLANKING;
 	if (sts1 & 8)
 		vblank->flags |= FB_VBLANK_VSYNCING;
-	if (vblank->vcount >= ACCESS_FBINFO(fbcon).var.yres)
+	if (vblank->vcount >= minfo->fbcon.var.yres)
 		vblank->flags |= FB_VBLANK_VBLANKING;
-	if (test_bit(0, &ACCESS_FBINFO(irq_flags))) {
+	if (test_bit(0, &minfo->irq_flags)) {
 		vblank->flags |= FB_VBLANK_HAVE_COUNT;
 		/* Only one writer, aligned int value...
 		   it should work without lock and without atomic_t */
-		vblank->count = ACCESS_FBINFO(crtc1).vsync.cnt;
+		vblank->count = minfo->crtc1.vsync.cnt;
 	}
 	return 0;
 }
@@ -876,11 +883,11 @@ static int matroxfb_ioctl(struct fb_info *info,
 			  unsigned int cmd, unsigned long arg)
 {
 	void __user *argp = (void __user *)arg;
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(dead)) {
+	if (minfo->dead) {
 		return -ENXIO;
 	}
 
@@ -890,7 +897,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 				struct fb_vblank vblank;
 				int err;
 
-				err = matroxfb_get_vblank(PMINFO &vblank);
+				err = matroxfb_get_vblank(minfo, &vblank);
 				if (err)
 					return err;
 				if (copy_to_user(argp, &vblank, sizeof(vblank)))
@@ -904,7 +911,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 				if (get_user(crt, (u_int32_t __user *)arg))
 					return -EFAULT;
 
-				return matroxfb_wait_for_sync(PMINFO crt);
+				return matroxfb_wait_for_sync(minfo, crt);
 			}
 		case MATROXFB_SET_OUTPUT_MODE:
 			{
@@ -916,8 +923,8 @@ static int matroxfb_ioctl(struct fb_info *info,
 					return -EFAULT;
 				if (mom.output >= MATROXFB_MAX_OUTPUTS)
 					return -ENXIO;
-				down_read(&ACCESS_FBINFO(altout.lock));
-				oproc = ACCESS_FBINFO(outputs[mom.output]).output;
+				down_read(&minfo->altout.lock);
+				oproc = minfo->outputs[mom.output].output;
 				if (!oproc) {
 					val = -ENXIO;
 				} else if (!oproc->verifymode) {
@@ -927,18 +934,18 @@ static int matroxfb_ioctl(struct fb_info *info,
 						val = -EINVAL;
 					}
 				} else {
-					val = oproc->verifymode(ACCESS_FBINFO(outputs[mom.output]).data, mom.mode);
+					val = oproc->verifymode(minfo->outputs[mom.output].data, mom.mode);
 				}
 				if (!val) {
-					if (ACCESS_FBINFO(outputs[mom.output]).mode != mom.mode) {
-						ACCESS_FBINFO(outputs[mom.output]).mode = mom.mode;
+					if (minfo->outputs[mom.output].mode != mom.mode) {
+						minfo->outputs[mom.output].mode = mom.mode;
 						val = 1;
 					}
 				}
-				up_read(&ACCESS_FBINFO(altout.lock));
+				up_read(&minfo->altout.lock);
 				if (val != 1)
 					return val;
-				switch (ACCESS_FBINFO(outputs[mom.output]).src) {
+				switch (minfo->outputs[mom.output].src) {
 					case MATROXFB_SRC_CRTC1:
 						matroxfb_set_par(info);
 						break;
@@ -946,11 +953,11 @@ static int matroxfb_ioctl(struct fb_info *info,
 						{
 							struct matroxfb_dh_fb_info* crtc2;
 
-							down_read(&ACCESS_FBINFO(crtc2.lock));
-							crtc2 = ACCESS_FBINFO(crtc2.info);
+							down_read(&minfo->crtc2.lock);
+							crtc2 = minfo->crtc2.info;
 							if (crtc2)
 								crtc2->fbcon.fbops->fb_set_par(&crtc2->fbcon);
-							up_read(&ACCESS_FBINFO(crtc2.lock));
+							up_read(&minfo->crtc2.lock);
 						}
 						break;
 				}
@@ -966,15 +973,15 @@ static int matroxfb_ioctl(struct fb_info *info,
 					return -EFAULT;
 				if (mom.output >= MATROXFB_MAX_OUTPUTS)
 					return -ENXIO;
-				down_read(&ACCESS_FBINFO(altout.lock));
-				oproc = ACCESS_FBINFO(outputs[mom.output]).output;
+				down_read(&minfo->altout.lock);
+				oproc = minfo->outputs[mom.output].output;
 				if (!oproc) {
 					val = -ENXIO;
 				} else {
-					mom.mode = ACCESS_FBINFO(outputs[mom.output]).mode;
+					mom.mode = minfo->outputs[mom.output].mode;
 					val = 0;
 				}
-				up_read(&ACCESS_FBINFO(altout.lock));
+				up_read(&minfo->altout.lock);
 				if (val)
 					return val;
 				if (copy_to_user(argp, &mom, sizeof(mom)))
@@ -993,9 +1000,9 @@ static int matroxfb_ioctl(struct fb_info *info,
 					if (tmp & (1 << i)) {
 						if (i >= MATROXFB_MAX_OUTPUTS)
 							return -ENXIO;
-						if (!ACCESS_FBINFO(outputs[i]).output)
+						if (!minfo->outputs[i].output)
 							return -ENXIO;
-						switch (ACCESS_FBINFO(outputs[i]).src) {
+						switch (minfo->outputs[i].src) {
 							case MATROXFB_SRC_NONE:
 							case MATROXFB_SRC_CRTC1:
 								break;
@@ -1004,12 +1011,12 @@ static int matroxfb_ioctl(struct fb_info *info,
 						}
 					}
 				}
-				if (ACCESS_FBINFO(devflags.panellink)) {
+				if (minfo->devflags.panellink) {
 					if (tmp & MATROXFB_OUTPUT_CONN_DFP) {
 						if (tmp & MATROXFB_OUTPUT_CONN_SECONDARY)
 							return -EINVAL;
 						for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
-							if (ACCESS_FBINFO(outputs[i]).src == MATROXFB_SRC_CRTC2) {
+							if (minfo->outputs[i].src == MATROXFB_SRC_CRTC2) {
 								return -EBUSY;
 							}
 						}
@@ -1018,13 +1025,13 @@ static int matroxfb_ioctl(struct fb_info *info,
 				changes = 0;
 				for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
 					if (tmp & (1 << i)) {
-						if (ACCESS_FBINFO(outputs[i]).src != MATROXFB_SRC_CRTC1) {
+						if (minfo->outputs[i].src != MATROXFB_SRC_CRTC1) {
 							changes = 1;
-							ACCESS_FBINFO(outputs[i]).src = MATROXFB_SRC_CRTC1;
+							minfo->outputs[i].src = MATROXFB_SRC_CRTC1;
 						}
-					} else if (ACCESS_FBINFO(outputs[i]).src == MATROXFB_SRC_CRTC1) {
+					} else if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) {
 						changes = 1;
-						ACCESS_FBINFO(outputs[i]).src = MATROXFB_SRC_NONE;
+						minfo->outputs[i].src = MATROXFB_SRC_NONE;
 					}
 				}
 				if (!changes)
@@ -1038,7 +1045,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 				int i;
 
 				for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
-					if (ACCESS_FBINFO(outputs[i]).src == MATROXFB_SRC_CRTC1) {
+					if (minfo->outputs[i].src == MATROXFB_SRC_CRTC1) {
 						conn |= 1 << i;
 					}
 				}
@@ -1052,8 +1059,8 @@ static int matroxfb_ioctl(struct fb_info *info,
 				int i;
 
 				for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
-					if (ACCESS_FBINFO(outputs[i]).output) {
-						switch (ACCESS_FBINFO(outputs[i]).src) {
+					if (minfo->outputs[i].output) {
+						switch (minfo->outputs[i].src) {
 							case MATROXFB_SRC_NONE:
 							case MATROXFB_SRC_CRTC1:
 								conn |= 1 << i;
@@ -1061,7 +1068,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 						}
 					}
 				}
-				if (ACCESS_FBINFO(devflags.panellink)) {
+				if (minfo->devflags.panellink) {
 					if (conn & MATROXFB_OUTPUT_CONN_DFP)
 						conn &= ~MATROXFB_OUTPUT_CONN_SECONDARY;
 					if (conn & MATROXFB_OUTPUT_CONN_SECONDARY)
@@ -1077,7 +1084,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 				int i;
 
 				for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
-					if (ACCESS_FBINFO(outputs[i]).output) {
+					if (minfo->outputs[i].output) {
 						conn |= 1 << i;
 					}
 				}
@@ -1092,7 +1099,7 @@ static int matroxfb_ioctl(struct fb_info *info,
 				memset(&r, 0, sizeof(r));
 				strcpy(r.driver, "matroxfb");
 				strcpy(r.card, "Matrox");
-				sprintf(r.bus_info, "PCI:%s", pci_name(ACCESS_FBINFO(pcidev)));
+				sprintf(r.bus_info, "PCI:%s", pci_name(minfo->pcidev));
 				r.version = KERNEL_VERSION(1,0,0);
 				r.capabilities = V4L2_CAP_VIDEO_OUTPUT;
 				if (copy_to_user(argp, &r, sizeof(r)))
@@ -1108,15 +1115,15 @@ static int matroxfb_ioctl(struct fb_info *info,
 				if (copy_from_user(&qctrl, argp, sizeof(qctrl)))
 					return -EFAULT;
 
-				down_read(&ACCESS_FBINFO(altout).lock);
-				if (!ACCESS_FBINFO(outputs[1]).output) {
+				down_read(&minfo->altout.lock);
+				if (!minfo->outputs[1].output) {
 					err = -ENXIO;
-				} else if (ACCESS_FBINFO(outputs[1]).output->getqueryctrl) {
-					err = ACCESS_FBINFO(outputs[1]).output->getqueryctrl(ACCESS_FBINFO(outputs[1]).data, &qctrl);
+				} else if (minfo->outputs[1].output->getqueryctrl) {
+					err = minfo->outputs[1].output->getqueryctrl(minfo->outputs[1].data, &qctrl);
 				} else {
 					err = -EINVAL;
 				}
-				up_read(&ACCESS_FBINFO(altout).lock);
+				up_read(&minfo->altout.lock);
 				if (err >= 0 &&
 				    copy_to_user(argp, &qctrl, sizeof(qctrl)))
 					return -EFAULT;
@@ -1130,15 +1137,15 @@ static int matroxfb_ioctl(struct fb_info *info,
 				if (copy_from_user(&ctrl, argp, sizeof(ctrl)))
 					return -EFAULT;
 
-				down_read(&ACCESS_FBINFO(altout).lock);
-				if (!ACCESS_FBINFO(outputs[1]).output) {
+				down_read(&minfo->altout.lock);
+				if (!minfo->outputs[1].output) {
 					err = -ENXIO;
-				} else if (ACCESS_FBINFO(outputs[1]).output->getctrl) {
-					err = ACCESS_FBINFO(outputs[1]).output->getctrl(ACCESS_FBINFO(outputs[1]).data, &ctrl);
+				} else if (minfo->outputs[1].output->getctrl) {
+					err = minfo->outputs[1].output->getctrl(minfo->outputs[1].data, &ctrl);
 				} else {
 					err = -EINVAL;
 				}
-				up_read(&ACCESS_FBINFO(altout).lock);
+				up_read(&minfo->altout.lock);
 				if (err >= 0 &&
 				    copy_to_user(argp, &ctrl, sizeof(ctrl)))
 					return -EFAULT;
@@ -1153,15 +1160,15 @@ static int matroxfb_ioctl(struct fb_info *info,
 				if (copy_from_user(&ctrl, argp, sizeof(ctrl)))
 					return -EFAULT;
 
-				down_read(&ACCESS_FBINFO(altout).lock);
-				if (!ACCESS_FBINFO(outputs[1]).output) {
+				down_read(&minfo->altout.lock);
+				if (!minfo->outputs[1].output) {
 					err = -ENXIO;
-				} else if (ACCESS_FBINFO(outputs[1]).output->setctrl) {
-					err = ACCESS_FBINFO(outputs[1]).output->setctrl(ACCESS_FBINFO(outputs[1]).data, &ctrl);
+				} else if (minfo->outputs[1].output->setctrl) {
+					err = minfo->outputs[1].output->setctrl(minfo->outputs[1].data, &ctrl);
 				} else {
 					err = -EINVAL;
 				}
-				up_read(&ACCESS_FBINFO(altout).lock);
+				up_read(&minfo->altout.lock);
 				return err;
 			}
 	}
@@ -1175,11 +1182,11 @@ static int matroxfb_blank(int blank, struct fb_info *info)
 	int seq;
 	int crtc;
 	CRITFLAGS
-	MINFO_FROM_INFO(info);
+	struct matrox_fb_info *minfo = info2minfo(info);
 
 	DBG(__func__)
 
-	if (ACCESS_FBINFO(dead))
+	if (minfo->dead)
 		return 1;
 
 	switch (blank) {
@@ -1281,7 +1288,9 @@ static char outputs[8];			/* "matrox:outputs:xxx" */
 static char videomode[64];		/* "matrox:mode:xxxxx" or "matrox:xxxxx" */
 #endif
 
-static int matroxfb_getmemory(WPMINFO unsigned int maxSize, unsigned int *realSize){
+static int matroxfb_getmemory(struct matrox_fb_info *minfo,
+			      unsigned int maxSize, unsigned int *realSize)
+{
 	vaddr_t vm;
 	unsigned int offs;
 	unsigned int offs2;
@@ -1291,7 +1300,7 @@ static int matroxfb_getmemory(WPMINFO unsigned int maxSize, unsigned int *realSi
 
 	DBG(__func__)
 
-	vm = ACCESS_FBINFO(video.vbase);
+	vm = minfo->video.vbase;
 	maxSize &= ~0x1FFFFF;	/* must be X*2MB (really it must be 2 or X*4MB) */
 	/* at least 2MB */
 	if (maxSize < 0x0200000) return 0;
@@ -1323,7 +1332,7 @@ static int matroxfb_getmemory(WPMINFO unsigned int maxSize, unsigned int *realSi
 
 	*realSize = offs - 0x100000;
 #ifdef CONFIG_FB_MATROX_MILLENIUM
-	ACCESS_FBINFO(interleave) = !(!isMillenium(MINFO) || ((offs - 0x100000) & 0x3FFFFF));
+	minfo->interleave = !(!isMillenium(minfo) || ((offs - 0x100000) & 0x3FFFFF));
 #endif
 	return 1;
 }
@@ -1345,13 +1354,9 @@ static struct video_board vbMystique		= {0x0800000, 0x0800000, FB_ACCEL_MATROX_M
 #ifdef CONFIG_FB_MATROX_G
 static struct video_board vbG100		= {0x0800000, 0x0800000, FB_ACCEL_MATROX_MGAG100,	&matrox_G100};
 static struct video_board vbG200		= {0x1000000, 0x1000000, FB_ACCEL_MATROX_MGAG200,	&matrox_G100};
-#ifdef CONFIG_FB_MATROX_32MB
 /* from doc it looks like that accelerator can draw only to low 16MB :-( Direct accesses & displaying are OK for
    whole 32MB */
 static struct video_board vbG400		= {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400,	&matrox_G100};
-#else
-static struct video_board vbG400		= {0x2000000, 0x1000000, FB_ACCEL_MATROX_MGAG400,	&matrox_G100};
-#endif
 #endif
 
 #define DEVF_VIDEO64BIT		0x0001
@@ -1558,16 +1563,17 @@ static struct fb_videomode defaultmode = {
 
 static int hotplug = 0;
 
-static void setDefaultOutputs(WPMINFO2) {
+static void setDefaultOutputs(struct matrox_fb_info *minfo)
+{
 	unsigned int i;
 	const char* ptr;
 
-	ACCESS_FBINFO(outputs[0]).default_src = MATROXFB_SRC_CRTC1;
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		ACCESS_FBINFO(outputs[1]).default_src = MATROXFB_SRC_CRTC1;
-		ACCESS_FBINFO(outputs[2]).default_src = MATROXFB_SRC_CRTC1;
+	minfo->outputs[0].default_src = MATROXFB_SRC_CRTC1;
+	if (minfo->devflags.g450dac) {
+		minfo->outputs[1].default_src = MATROXFB_SRC_CRTC1;
+		minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1;
 	} else if (dfp) {
-		ACCESS_FBINFO(outputs[2]).default_src = MATROXFB_SRC_CRTC1;
+		minfo->outputs[2].default_src = MATROXFB_SRC_CRTC1;
 	}
 	ptr = outputs;
 	for (i = 0; i < MATROXFB_MAX_OUTPUTS; i++) {
@@ -1577,11 +1583,11 @@ static void setDefaultOutputs(WPMINFO2) {
 			break;
 		}
 		if (c == '0') {
-			ACCESS_FBINFO(outputs[i]).default_src = MATROXFB_SRC_NONE;
+			minfo->outputs[i].default_src = MATROXFB_SRC_NONE;
 		} else if (c == '1') {
-			ACCESS_FBINFO(outputs[i]).default_src = MATROXFB_SRC_CRTC1;
-		} else if (c == '2' && ACCESS_FBINFO(devflags.crtc2)) {
-			ACCESS_FBINFO(outputs[i]).default_src = MATROXFB_SRC_CRTC2;
+			minfo->outputs[i].default_src = MATROXFB_SRC_CRTC1;
+		} else if (c == '2' && minfo->devflags.crtc2) {
+			minfo->outputs[i].default_src = MATROXFB_SRC_CRTC2;
 		} else {
 			printk(KERN_ERR "matroxfb: Unknown outputs setting\n");
 			break;
@@ -1591,7 +1597,8 @@ static void setDefaultOutputs(WPMINFO2) {
 	outputs[0] = 0;
 }
 
-static int initMatrox2(WPMINFO struct board* b){
+static int initMatrox2(struct matrox_fb_info *minfo, struct board *b)
+{
 	unsigned long ctrlptr_phys = 0;
 	unsigned long video_base_phys = 0;
 	unsigned int memsize;
@@ -1607,58 +1614,56 @@ static int initMatrox2(WPMINFO struct board* b){
 	/* set default values... */
 	vesafb_defined.accel_flags = FB_ACCELF_TEXT;
 
-	ACCESS_FBINFO(hw_switch) = b->base->lowlevel;
-	ACCESS_FBINFO(devflags.accelerator) = b->base->accelID;
-	ACCESS_FBINFO(max_pixel_clock) = b->maxclk;
+	minfo->hw_switch = b->base->lowlevel;
+	minfo->devflags.accelerator = b->base->accelID;
+	minfo->max_pixel_clock = b->maxclk;
 
 	printk(KERN_INFO "matroxfb: Matrox %s detected\n", b->name);
-	ACCESS_FBINFO(capable.plnwt) = 1;
-	ACCESS_FBINFO(chip) = b->chip;
-	ACCESS_FBINFO(capable.srcorg) = b->flags & DEVF_SRCORG;
-	ACCESS_FBINFO(devflags.video64bits) = b->flags & DEVF_VIDEO64BIT;
+	minfo->capable.plnwt = 1;
+	minfo->chip = b->chip;
+	minfo->capable.srcorg = b->flags & DEVF_SRCORG;
+	minfo->devflags.video64bits = b->flags & DEVF_VIDEO64BIT;
 	if (b->flags & DEVF_TEXT4B) {
-		ACCESS_FBINFO(devflags.vgastep) = 4;
-		ACCESS_FBINFO(devflags.textmode) = 4;
-		ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
+		minfo->devflags.vgastep = 4;
+		minfo->devflags.textmode = 4;
+		minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16;
 	} else if (b->flags & DEVF_TEXT16B) {
-		ACCESS_FBINFO(devflags.vgastep) = 16;
-		ACCESS_FBINFO(devflags.textmode) = 1;
-		ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP16;
+		minfo->devflags.vgastep = 16;
+		minfo->devflags.textmode = 1;
+		minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP16;
 	} else {
-		ACCESS_FBINFO(devflags.vgastep) = 8;
-		ACCESS_FBINFO(devflags.textmode) = 1;
-		ACCESS_FBINFO(devflags.text_type_aux) = FB_AUX_TEXT_MGA_STEP8;
-	}
-#ifdef CONFIG_FB_MATROX_32MB
-	ACCESS_FBINFO(devflags.support32MB) = (b->flags & DEVF_SUPPORT32MB) != 0;
-#endif
-	ACCESS_FBINFO(devflags.precise_width) = !(b->flags & DEVF_ANY_VXRES);
-	ACCESS_FBINFO(devflags.crtc2) = (b->flags & DEVF_CRTC2) != 0;
-	ACCESS_FBINFO(devflags.maven_capable) = (b->flags & DEVF_MAVEN_CAPABLE) != 0;
-	ACCESS_FBINFO(devflags.dualhead) = (b->flags & DEVF_DUALHEAD) != 0;
-	ACCESS_FBINFO(devflags.dfp_type) = dfp_type;
-	ACCESS_FBINFO(devflags.g450dac) = (b->flags & DEVF_G450DAC) != 0;
-	ACCESS_FBINFO(devflags.textstep) = ACCESS_FBINFO(devflags.vgastep) * ACCESS_FBINFO(devflags.textmode);
-	ACCESS_FBINFO(devflags.textvram) = 65536 / ACCESS_FBINFO(devflags.textmode);
-	setDefaultOutputs(PMINFO2);
+		minfo->devflags.vgastep = 8;
+		minfo->devflags.textmode = 1;
+		minfo->devflags.text_type_aux = FB_AUX_TEXT_MGA_STEP8;
+	}
+	minfo->devflags.support32MB = (b->flags & DEVF_SUPPORT32MB) != 0;
+	minfo->devflags.precise_width = !(b->flags & DEVF_ANY_VXRES);
+	minfo->devflags.crtc2 = (b->flags & DEVF_CRTC2) != 0;
+	minfo->devflags.maven_capable = (b->flags & DEVF_MAVEN_CAPABLE) != 0;
+	minfo->devflags.dualhead = (b->flags & DEVF_DUALHEAD) != 0;
+	minfo->devflags.dfp_type = dfp_type;
+	minfo->devflags.g450dac = (b->flags & DEVF_G450DAC) != 0;
+	minfo->devflags.textstep = minfo->devflags.vgastep * minfo->devflags.textmode;
+	minfo->devflags.textvram = 65536 / minfo->devflags.textmode;
+	setDefaultOutputs(minfo);
 	if (b->flags & DEVF_PANELLINK_CAPABLE) {
-		ACCESS_FBINFO(outputs[2]).data = MINFO;
-		ACCESS_FBINFO(outputs[2]).output = &panellink_output;
-		ACCESS_FBINFO(outputs[2]).src = ACCESS_FBINFO(outputs[2]).default_src;
-		ACCESS_FBINFO(outputs[2]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		ACCESS_FBINFO(devflags.panellink) = 1;
+		minfo->outputs[2].data = minfo;
+		minfo->outputs[2].output = &panellink_output;
+		minfo->outputs[2].src = minfo->outputs[2].default_src;
+		minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		minfo->devflags.panellink = 1;
 	}
 
-	if (ACCESS_FBINFO(capable.cross4MB) < 0)
-		ACCESS_FBINFO(capable.cross4MB) = b->flags & DEVF_CROSS4MB;
+	if (minfo->capable.cross4MB < 0)
+		minfo->capable.cross4MB = b->flags & DEVF_CROSS4MB;
 	if (b->flags & DEVF_SWAPS) {
-		ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
-		video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
-		ACCESS_FBINFO(devflags.fbResource) = PCI_BASE_ADDRESS_0;
+		ctrlptr_phys = pci_resource_start(minfo->pcidev, 1);
+		video_base_phys = pci_resource_start(minfo->pcidev, 0);
+		minfo->devflags.fbResource = PCI_BASE_ADDRESS_0;
 	} else {
-		ctrlptr_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 0);
-		video_base_phys = pci_resource_start(ACCESS_FBINFO(pcidev), 1);
-		ACCESS_FBINFO(devflags.fbResource) = PCI_BASE_ADDRESS_1;
+		ctrlptr_phys = pci_resource_start(minfo->pcidev, 0);
+		video_base_phys = pci_resource_start(minfo->pcidev, 1);
+		minfo->devflags.fbResource = PCI_BASE_ADDRESS_1;
 	}
 	err = -EINVAL;
 	if (!ctrlptr_phys) {
@@ -1676,7 +1681,7 @@ static int initMatrox2(WPMINFO struct board* b){
 	if (!request_mem_region(video_base_phys, memsize, "matroxfb FB")) {
 		goto failCtrlMR;
 	}
-	ACCESS_FBINFO(video.len_maximum) = memsize;
+	minfo->video.len_maximum = memsize;
 	/* convert mem (autodetect k, M) */
 	if (mem < 1024) mem *= 1024;
 	if (mem < 0x00100000) mem *= 1024;
@@ -1684,14 +1689,14 @@ static int initMatrox2(WPMINFO struct board* b){
 	if (mem && (mem < memsize))
 		memsize = mem;
 	err = -ENOMEM;
-	if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &ACCESS_FBINFO(mmio.vbase))) {
+	if (mga_ioremap(ctrlptr_phys, 16384, MGA_IOREMAP_MMIO, &minfo->mmio.vbase)) {
 		printk(KERN_ERR "matroxfb: cannot ioremap(%lX, 16384), matroxfb disabled\n", ctrlptr_phys);
 		goto failVideoMR;
 	}
-	ACCESS_FBINFO(mmio.base) = ctrlptr_phys;
-	ACCESS_FBINFO(mmio.len) = 16384;
-	ACCESS_FBINFO(video.base) = video_base_phys;
-	if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &ACCESS_FBINFO(video.vbase))) {
+	minfo->mmio.base = ctrlptr_phys;
+	minfo->mmio.len = 16384;
+	minfo->video.base = video_base_phys;
+	if (mga_ioremap(video_base_phys, memsize, MGA_IOREMAP_FB, &minfo->video.vbase)) {
 		printk(KERN_ERR "matroxfb: cannot ioremap(%lX, %d), matroxfb disabled\n",
 			video_base_phys, memsize);
 		goto failCtrlIO;
@@ -1700,63 +1705,63 @@ static int initMatrox2(WPMINFO struct board* b){
 		u_int32_t cmd;
 		u_int32_t mga_option;
 
-		pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, &mga_option);
-		pci_read_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, &cmd);
+		pci_read_config_dword(minfo->pcidev, PCI_OPTION_REG, &mga_option);
+		pci_read_config_dword(minfo->pcidev, PCI_COMMAND, &cmd);
 		mga_option &= 0x7FFFFFFF; /* clear BIG_ENDIAN */
 		mga_option |= MX_OPTION_BSWAP;
 		/* disable palette snooping */
 		cmd &= ~PCI_COMMAND_VGA_PALETTE;
 		if (pci_dev_present(intel_82437)) {
-			if (!(mga_option & 0x20000000) && !ACCESS_FBINFO(devflags.nopciretry)) {
+			if (!(mga_option & 0x20000000) && !minfo->devflags.nopciretry) {
 				printk(KERN_WARNING "matroxfb: Disabling PCI retries due to i82437 present\n");
 			}
 			mga_option |= 0x20000000;
-			ACCESS_FBINFO(devflags.nopciretry) = 1;
+			minfo->devflags.nopciretry = 1;
 		}
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_COMMAND, cmd);
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_OPTION_REG, mga_option);
-		ACCESS_FBINFO(hw).MXoptionReg = mga_option;
+		pci_write_config_dword(minfo->pcidev, PCI_COMMAND, cmd);
+		pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, mga_option);
+		minfo->hw.MXoptionReg = mga_option;
 
 		/* select non-DMA memory for PCI_MGA_DATA, otherwise dump of PCI cfg space can lock PCI bus */
 		/* maybe preinit() candidate, but it is same... for all devices... at this time... */
-		pci_write_config_dword(ACCESS_FBINFO(pcidev), PCI_MGA_INDEX, 0x00003C00);
+		pci_write_config_dword(minfo->pcidev, PCI_MGA_INDEX, 0x00003C00);
 	}
 
 	err = -ENXIO;
-	matroxfb_read_pins(PMINFO2);
-	if (ACCESS_FBINFO(hw_switch)->preinit(PMINFO2)) {
+	matroxfb_read_pins(minfo);
+	if (minfo->hw_switch->preinit(minfo)) {
 		goto failVideoIO;
 	}
 
 	err = -ENOMEM;
-	if (!matroxfb_getmemory(PMINFO memsize, &ACCESS_FBINFO(video.len)) || !ACCESS_FBINFO(video.len)) {
+	if (!matroxfb_getmemory(minfo, memsize, &minfo->video.len) || !minfo->video.len) {
 		printk(KERN_ERR "matroxfb: cannot determine memory size\n");
 		goto failVideoIO;
 	}
-	ACCESS_FBINFO(devflags.ydstorg) = 0;
+	minfo->devflags.ydstorg = 0;
 
-	ACCESS_FBINFO(video.base) = video_base_phys;
-	ACCESS_FBINFO(video.len_usable) = ACCESS_FBINFO(video.len);
-	if (ACCESS_FBINFO(video.len_usable) > b->base->maxdisplayable)
-		ACCESS_FBINFO(video.len_usable) = b->base->maxdisplayable;
+	minfo->video.base = video_base_phys;
+	minfo->video.len_usable = minfo->video.len;
+	if (minfo->video.len_usable > b->base->maxdisplayable)
+		minfo->video.len_usable = b->base->maxdisplayable;
 #ifdef CONFIG_MTRR
 	if (mtrr) {
-		ACCESS_FBINFO(mtrr.vram) = mtrr_add(video_base_phys, ACCESS_FBINFO(video.len), MTRR_TYPE_WRCOMB, 1);
-		ACCESS_FBINFO(mtrr.vram_valid) = 1;
+		minfo->mtrr.vram = mtrr_add(video_base_phys, minfo->video.len, MTRR_TYPE_WRCOMB, 1);
+		minfo->mtrr.vram_valid = 1;
 		printk(KERN_INFO "matroxfb: MTRR's turned on\n");
 	}
 #endif	/* CONFIG_MTRR */
 
-	if (!ACCESS_FBINFO(devflags.novga))
+	if (!minfo->devflags.novga)
 		request_region(0x3C0, 32, "matrox");
-	matroxfb_g450_connect(PMINFO2);
-	ACCESS_FBINFO(hw_switch->reset(PMINFO2));
+	matroxfb_g450_connect(minfo);
+	minfo->hw_switch->reset(minfo);
 
-	ACCESS_FBINFO(fbcon.monspecs.hfmin) = 0;
-	ACCESS_FBINFO(fbcon.monspecs.hfmax) = fh;
-	ACCESS_FBINFO(fbcon.monspecs.vfmin) = 0;
-	ACCESS_FBINFO(fbcon.monspecs.vfmax) = fv;
-	ACCESS_FBINFO(fbcon.monspecs.dpms) = 0;	/* TBD */
+	minfo->fbcon.monspecs.hfmin = 0;
+	minfo->fbcon.monspecs.hfmax = fh;
+	minfo->fbcon.monspecs.vfmin = 0;
+	minfo->fbcon.monspecs.vfmax = fv;
+	minfo->fbcon.monspecs.dpms = 0;	/* TBD */
 
 	/* static settings */
 	vesafb_defined.red = colors[depth-1].red;
@@ -1768,24 +1773,24 @@ static int initMatrox2(WPMINFO struct board* b){
 	if (noaccel)
 		vesafb_defined.accel_flags &= ~FB_ACCELF_TEXT;
 
-	ACCESS_FBINFO(fbops) = matroxfb_ops;
-	ACCESS_FBINFO(fbcon.fbops) = &ACCESS_FBINFO(fbops);
-	ACCESS_FBINFO(fbcon.pseudo_palette) = ACCESS_FBINFO(cmap);
+	minfo->fbops = matroxfb_ops;
+	minfo->fbcon.fbops = &minfo->fbops;
+	minfo->fbcon.pseudo_palette = minfo->cmap;
 	/* after __init time we are like module... no logo */
-	ACCESS_FBINFO(fbcon.flags) = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT;
-	ACCESS_FBINFO(fbcon.flags) |= FBINFO_PARTIAL_PAN_OK | 	 /* Prefer panning for scroll under MC viewer/edit */
+	minfo->fbcon.flags = hotplug ? FBINFO_FLAG_MODULE : FBINFO_FLAG_DEFAULT;
+	minfo->fbcon.flags |= FBINFO_PARTIAL_PAN_OK | 	 /* Prefer panning for scroll under MC viewer/edit */
 				      FBINFO_HWACCEL_COPYAREA |  /* We have hw-assisted bmove */
 				      FBINFO_HWACCEL_FILLRECT |  /* And fillrect */
 				      FBINFO_HWACCEL_IMAGEBLIT | /* And imageblit */
 				      FBINFO_HWACCEL_XPAN |      /* And we support both horizontal */
 				      FBINFO_HWACCEL_YPAN;       /* And vertical panning */
-	ACCESS_FBINFO(video.len_usable) &= PAGE_MASK;
-	fb_alloc_cmap(&ACCESS_FBINFO(fbcon.cmap), 256, 1);
+	minfo->video.len_usable &= PAGE_MASK;
+	fb_alloc_cmap(&minfo->fbcon.cmap, 256, 1);
 
 #ifndef MODULE
 	/* mode database is marked __init!!! */
 	if (!hotplug) {
-		fb_find_mode(&vesafb_defined, &ACCESS_FBINFO(fbcon), videomode[0]?videomode:NULL,
+		fb_find_mode(&vesafb_defined, &minfo->fbcon, videomode[0] ? videomode : NULL,
 			NULL, 0, &defaultmode, vesafb_defined.bits_per_pixel);
 	}
 #endif /* !MODULE */
@@ -1874,52 +1879,52 @@ static int initMatrox2(WPMINFO struct board* b){
 		vesafb_defined.yres_virtual = 65536; /* large enough to be INF, but small enough
 							to yres_virtual * xres_virtual < 2^32 */
 	}
-	matroxfb_init_fix(PMINFO2);
-	ACCESS_FBINFO(fbcon.screen_base) = vaddr_va(ACCESS_FBINFO(video.vbase));
+	matroxfb_init_fix(minfo);
+	minfo->fbcon.screen_base = vaddr_va(minfo->video.vbase);
 	/* Normalize values (namely yres_virtual) */
-	matroxfb_check_var(&vesafb_defined, &ACCESS_FBINFO(fbcon));
+	matroxfb_check_var(&vesafb_defined, &minfo->fbcon);
 	/* And put it into "current" var. Do NOT program hardware yet, or we'll not take over
 	 * vgacon correctly. fbcon_startup will call fb_set_par for us, WITHOUT check_var,
 	 * and unfortunately it will do it BEFORE vgacon contents is saved, so it won't work
 	 * anyway. But we at least tried... */
-	ACCESS_FBINFO(fbcon.var) = vesafb_defined;
+	minfo->fbcon.var = vesafb_defined;
 	err = -EINVAL;
 
 	printk(KERN_INFO "matroxfb: %dx%dx%dbpp (virtual: %dx%d)\n",
 		vesafb_defined.xres, vesafb_defined.yres, vesafb_defined.bits_per_pixel,
 		vesafb_defined.xres_virtual, vesafb_defined.yres_virtual);
 	printk(KERN_INFO "matroxfb: framebuffer at 0x%lX, mapped to 0x%p, size %d\n",
-		ACCESS_FBINFO(video.base), vaddr_va(ACCESS_FBINFO(video.vbase)), ACCESS_FBINFO(video.len));
+		minfo->video.base, vaddr_va(minfo->video.vbase), minfo->video.len);
 
 /* We do not have to set currcon to 0... register_framebuffer do it for us on first console
  * and we do not want currcon == 0 for subsequent framebuffers */
 
-	ACCESS_FBINFO(fbcon).device = &ACCESS_FBINFO(pcidev)->dev;
-	if (register_framebuffer(&ACCESS_FBINFO(fbcon)) < 0) {
+	minfo->fbcon.device = &minfo->pcidev->dev;
+	if (register_framebuffer(&minfo->fbcon) < 0) {
 		goto failVideoIO;
 	}
 	printk("fb%d: %s frame buffer device\n",
-	       ACCESS_FBINFO(fbcon.node), ACCESS_FBINFO(fbcon.fix.id));
+	       minfo->fbcon.node, minfo->fbcon.fix.id);
 
 	/* there is no console on this fb... but we have to initialize hardware
 	 * until someone tells me what is proper thing to do */
-	if (!ACCESS_FBINFO(initialized)) {
+	if (!minfo->initialized) {
 		printk(KERN_INFO "fb%d: initializing hardware\n",
-		       ACCESS_FBINFO(fbcon.node));
+		       minfo->fbcon.node);
 		/* We have to use FB_ACTIVATE_FORCE, as we had to put vesafb_defined to the fbcon.var
 		 * already before, so register_framebuffer works correctly. */
 		vesafb_defined.activate |= FB_ACTIVATE_FORCE;
-		fb_set_var(&ACCESS_FBINFO(fbcon), &vesafb_defined);
+		fb_set_var(&minfo->fbcon, &vesafb_defined);
 	}
 
 	return 0;
 failVideoIO:;
-	matroxfb_g450_shutdown(PMINFO2);
-	mga_iounmap(ACCESS_FBINFO(video.vbase));
+	matroxfb_g450_shutdown(minfo);
+	mga_iounmap(minfo->video.vbase);
 failCtrlIO:;
-	mga_iounmap(ACCESS_FBINFO(mmio.vbase));
+	mga_iounmap(minfo->mmio.vbase);
 failVideoMR:;
-	release_mem_region(video_base_phys, ACCESS_FBINFO(video.len_maximum));
+	release_mem_region(video_base_phys, minfo->video.len_maximum);
 failCtrlMR:;
 	release_mem_region(ctrlptr_phys, 16384);
 fail:;
@@ -1975,7 +1980,7 @@ void matroxfb_unregister_driver(struct matroxfb_driver* drv) {
 static void matroxfb_register_device(struct matrox_fb_info* minfo) {
 	struct matroxfb_driver* drv;
 	int i = 0;
-	list_add(&ACCESS_FBINFO(next_fb), &matroxfb_list);
+	list_add(&minfo->next_fb, &matroxfb_list);
 	for (drv = matroxfb_driver_l(matroxfb_driver_list.next);
 	     drv != matroxfb_driver_l(&matroxfb_driver_list);
 	     drv = matroxfb_driver_l(drv->node.next)) {
@@ -1995,7 +2000,7 @@ static void matroxfb_register_device(struct matrox_fb_info* minfo) {
 static void matroxfb_unregister_device(struct matrox_fb_info* minfo) {
 	int i;
 
-	list_del(&ACCESS_FBINFO(next_fb));
+	list_del(&minfo->next_fb);
 	for (i = 0; i < minfo->drivers_count; i++) {
 		struct matroxfb_driver* drv = minfo->drivers[i];
 
@@ -2011,9 +2016,6 @@ static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dumm
 	struct matrox_fb_info* minfo;
 	int err;
 	u_int32_t cmd;
-#ifndef CONFIG_FB_MATROX_MULTIHEAD
-	static int registered = 0;
-#endif
 	DBG(__func__)
 
 	svid = pdev->subsystem_vendor;
@@ -2037,68 +2039,57 @@ static int matroxfb_probe(struct pci_dev* pdev, const struct pci_device_id* dumm
 		return -1;
 	}
 
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
 	minfo = kmalloc(sizeof(*minfo), GFP_KERNEL);
 	if (!minfo)
 		return -1;
-#else
-	if (registered)	/* singlehead driver... */
-		return -1;
-	minfo = &matroxfb_global_mxinfo;
-#endif
-	memset(MINFO, 0, sizeof(*MINFO));
+	memset(minfo, 0, sizeof(*minfo));
 
-	ACCESS_FBINFO(pcidev) = pdev;
-	ACCESS_FBINFO(dead) = 0;
-	ACCESS_FBINFO(usecount) = 0;
-	ACCESS_FBINFO(userusecount) = 0;
+	minfo->pcidev = pdev;
+	minfo->dead = 0;
+	minfo->usecount = 0;
+	minfo->userusecount = 0;
 
-	pci_set_drvdata(pdev, MINFO);
+	pci_set_drvdata(pdev, minfo);
 	/* DEVFLAGS */
-	ACCESS_FBINFO(devflags.memtype) = memtype;
+	minfo->devflags.memtype = memtype;
 	if (memtype != -1)
 		noinit = 0;
 	if (cmd & PCI_COMMAND_MEMORY) {
-		ACCESS_FBINFO(devflags.novga) = novga;
-		ACCESS_FBINFO(devflags.nobios) = nobios;
-		ACCESS_FBINFO(devflags.noinit) = noinit;
+		minfo->devflags.novga = novga;
+		minfo->devflags.nobios = nobios;
+		minfo->devflags.noinit = noinit;
 		/* subsequent heads always needs initialization and must not enable BIOS */
 		novga = 1;
 		nobios = 1;
 		noinit = 0;
 	} else {
-		ACCESS_FBINFO(devflags.novga) = 1;
-		ACCESS_FBINFO(devflags.nobios) = 1;
-		ACCESS_FBINFO(devflags.noinit) = 0;
-	}
-
-	ACCESS_FBINFO(devflags.nopciretry) = no_pci_retry;
-	ACCESS_FBINFO(devflags.mga_24bpp_fix) = inv24;
-	ACCESS_FBINFO(devflags.precise_width) = option_precise_width;
-	ACCESS_FBINFO(devflags.sgram) = sgram;
-	ACCESS_FBINFO(capable.cross4MB) = cross4MB;
-
-	spin_lock_init(&ACCESS_FBINFO(lock.DAC));
-	spin_lock_init(&ACCESS_FBINFO(lock.accel));
-	init_rwsem(&ACCESS_FBINFO(crtc2.lock));
-	init_rwsem(&ACCESS_FBINFO(altout.lock));
-	mutex_init(&ACCESS_FBINFO(fbcon).mm_lock);
-	ACCESS_FBINFO(irq_flags) = 0;
-	init_waitqueue_head(&ACCESS_FBINFO(crtc1.vsync.wait));
-	init_waitqueue_head(&ACCESS_FBINFO(crtc2.vsync.wait));
-	ACCESS_FBINFO(crtc1.panpos) = -1;
-
-	err = initMatrox2(PMINFO b);
+		minfo->devflags.novga = 1;
+		minfo->devflags.nobios = 1;
+		minfo->devflags.noinit = 0;
+	}
+
+	minfo->devflags.nopciretry = no_pci_retry;
+	minfo->devflags.mga_24bpp_fix = inv24;
+	minfo->devflags.precise_width = option_precise_width;
+	minfo->devflags.sgram = sgram;
+	minfo->capable.cross4MB = cross4MB;
+
+	spin_lock_init(&minfo->lock.DAC);
+	spin_lock_init(&minfo->lock.accel);
+	init_rwsem(&minfo->crtc2.lock);
+	init_rwsem(&minfo->altout.lock);
+	mutex_init(&minfo->fbcon.mm_lock);
+	minfo->irq_flags = 0;
+	init_waitqueue_head(&minfo->crtc1.vsync.wait);
+	init_waitqueue_head(&minfo->crtc2.vsync.wait);
+	minfo->crtc1.panpos = -1;
+
+	err = initMatrox2(minfo, b);
 	if (!err) {
-#ifndef CONFIG_FB_MATROX_MULTIHEAD
-		registered = 1;
-#endif
-		matroxfb_register_device(MINFO);
+		matroxfb_register_device(minfo);
 		return 0;
 	}
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
 	kfree(minfo);
-#endif
 	return -1;
 }
 
@@ -2106,7 +2097,7 @@ static void pci_remove_matrox(struct pci_dev* pdev) {
 	struct matrox_fb_info* minfo;
 
 	minfo = pci_get_drvdata(pdev);
-	matroxfb_remove(PMINFO 1);
+	matroxfb_remove(minfo, 1);
 }
 
 static struct pci_device_id matroxfb_devices[] = {
@@ -2510,13 +2501,8 @@ module_param(inv24, int, 0);
 MODULE_PARM_DESC(inv24, "Inverts clock polarity for 24bpp and loop frequency > 100MHz (default=do not invert polarity)");
 module_param(inverse, int, 0);
 MODULE_PARM_DESC(inverse, "Inverse (0 or 1) (default=0)");
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
 module_param(dev, int, 0);
 MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=all working)");
-#else
-module_param(dev, int, 0);
-MODULE_PARM_DESC(dev, "Multihead support, attach to device ID (0..N) (default=first working)");
-#endif
 module_param(vesa, int, 0);
 MODULE_PARM_DESC(vesa, "Startup videomode (0x000-0x1FF) (default=0x101)");
 module_param(xres, int, 0);
diff --git a/drivers/video/matrox/matroxfb_base.h b/drivers/video/matrox/matroxfb_base.h
index 95883236c0cd..f3a4e15672d9 100644
--- a/drivers/video/matrox/matroxfb_base.h
+++ b/drivers/video/matrox/matroxfb_base.h
@@ -54,9 +54,6 @@
 #include "../macmodes.h"
 #endif
 
-/* always compile support for 32MB... It cost almost nothing */
-#define CONFIG_FB_MATROX_32MB
-
 #ifdef MATROXFB_DEBUG
 
 #define DEBUG
@@ -464,9 +461,7 @@ struct matrox_fb_info {
 		int		nopciretry;
 		int		noinit;
 		int		sgram;
-#ifdef CONFIG_FB_MATROX_32MB
 		int		support32MB;
-#endif
 
 		int		accelerator;
 		int		text_type_aux;
@@ -524,47 +519,11 @@ struct matrox_fb_info {
 
 #define info2minfo(info) container_of(info, struct matrox_fb_info, fbcon)
 
-#ifdef CONFIG_FB_MATROX_MULTIHEAD
-#define ACCESS_FBINFO2(info, x) (info->x)
-#define ACCESS_FBINFO(x) ACCESS_FBINFO2(minfo,x)
-
-#define MINFO minfo
-
-#define WPMINFO2 struct matrox_fb_info* minfo
-#define WPMINFO  WPMINFO2 ,
-#define CPMINFO2 const struct matrox_fb_info* minfo
-#define CPMINFO	 CPMINFO2 ,
-#define PMINFO2  minfo
-#define PMINFO   PMINFO2 ,
-
-#define MINFO_FROM(x)	   struct matrox_fb_info* minfo = x
-#else
-
-extern struct matrox_fb_info matroxfb_global_mxinfo;
-
-#define ACCESS_FBINFO(x) (matroxfb_global_mxinfo.x)
-#define ACCESS_FBINFO2(info, x) (matroxfb_global_mxinfo.x)
-
-#define MINFO (&matroxfb_global_mxinfo)
-
-#define WPMINFO2 void
-#define WPMINFO
-#define CPMINFO2 void
-#define CPMINFO
-#define PMINFO2
-#define PMINFO
-
-#define MINFO_FROM(x)
-
-#endif
-
-#define MINFO_FROM_INFO(x) MINFO_FROM(info2minfo(x))
-
 struct matrox_switch {
-	int	(*preinit)(WPMINFO2);
-	void	(*reset)(WPMINFO2);
-	int	(*init)(WPMINFO struct my_timming*);
-	void	(*restore)(WPMINFO2);
+	int	(*preinit)(struct matrox_fb_info *minfo);
+	void	(*reset)(struct matrox_fb_info *minfo);
+	int	(*init)(struct matrox_fb_info *minfo, struct my_timming*);
+	void	(*restore)(struct matrox_fb_info *minfo);
 };
 
 struct matroxfb_driver {
@@ -727,11 +686,11 @@ void matroxfb_unregister_driver(struct matroxfb_driver* drv);
 #endif
 #endif
 
-#define mga_inb(addr)		mga_readb(ACCESS_FBINFO(mmio.vbase), (addr))
-#define mga_inl(addr)		mga_readl(ACCESS_FBINFO(mmio.vbase), (addr))
-#define mga_outb(addr,val)	mga_writeb(ACCESS_FBINFO(mmio.vbase), (addr), (val))
-#define mga_outw(addr,val)	mga_writew(ACCESS_FBINFO(mmio.vbase), (addr), (val))
-#define mga_outl(addr,val)	mga_writel(ACCESS_FBINFO(mmio.vbase), (addr), (val))
+#define mga_inb(addr)		mga_readb(minfo->mmio.vbase, (addr))
+#define mga_inl(addr)		mga_readl(minfo->mmio.vbase, (addr))
+#define mga_outb(addr,val)	mga_writeb(minfo->mmio.vbase, (addr), (val))
+#define mga_outw(addr,val)	mga_writew(minfo->mmio.vbase, (addr), (val))
+#define mga_outl(addr,val)	mga_writel(minfo->mmio.vbase, (addr), (val))
 #define mga_readr(port,idx)	(mga_outb((port),(idx)), mga_inb((port)+1))
 #define mga_setr(addr,port,val)	mga_outw(addr, ((val)<<8) | (port))
 
@@ -750,19 +709,20 @@ void matroxfb_unregister_driver(struct matroxfb_driver* drv);
 #define isMilleniumII(x) (0)
 #endif
 
-#define matroxfb_DAC_lock()                   spin_lock(&ACCESS_FBINFO(lock.DAC))
-#define matroxfb_DAC_unlock()                 spin_unlock(&ACCESS_FBINFO(lock.DAC))
-#define matroxfb_DAC_lock_irqsave(flags)      spin_lock_irqsave(&ACCESS_FBINFO(lock.DAC),flags)
-#define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&ACCESS_FBINFO(lock.DAC),flags)
-extern void matroxfb_DAC_out(CPMINFO int reg, int val);
-extern int matroxfb_DAC_in(CPMINFO int reg);
+#define matroxfb_DAC_lock()                   spin_lock(&minfo->lock.DAC)
+#define matroxfb_DAC_unlock()                 spin_unlock(&minfo->lock.DAC)
+#define matroxfb_DAC_lock_irqsave(flags)      spin_lock_irqsave(&minfo->lock.DAC, flags)
+#define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&minfo->lock.DAC, flags)
+extern void matroxfb_DAC_out(const struct matrox_fb_info *minfo, int reg,
+			     int val);
+extern int matroxfb_DAC_in(const struct matrox_fb_info *minfo, int reg);
 extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt);
-extern int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc);
-extern int matroxfb_enable_irq(WPMINFO int reenable);
+extern int matroxfb_wait_for_sync(struct matrox_fb_info *minfo, u_int32_t crtc);
+extern int matroxfb_enable_irq(struct matrox_fb_info *minfo, int reenable);
 
 #ifdef MATROXFB_USE_SPINLOCKS
-#define CRITBEGIN  spin_lock_irqsave(&ACCESS_FBINFO(lock.accel), critflags);
-#define CRITEND	   spin_unlock_irqrestore(&ACCESS_FBINFO(lock.accel), critflags);
+#define CRITBEGIN  spin_lock_irqsave(&minfo->lock.accel, critflags);
+#define CRITEND	   spin_unlock_irqrestore(&minfo->lock.accel, critflags);
 #define CRITFLAGS  unsigned long critflags;
 #else
 #define CRITBEGIN
diff --git a/drivers/video/matrox/matroxfb_crtc2.c b/drivers/video/matrox/matroxfb_crtc2.c
index ebcb5c6b4962..78414baa5a54 100644
--- a/drivers/video/matrox/matroxfb_crtc2.c
+++ b/drivers/video/matrox/matroxfb_crtc2.c
@@ -65,7 +65,7 @@ static void matroxfb_dh_restore(struct matroxfb_dh_fb_info* m2info,
 		unsigned int pos) {
 	u_int32_t tmp;
 	u_int32_t datactl;
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
 	switch (mode) {
 		case 15:
@@ -81,11 +81,11 @@ static void matroxfb_dh_restore(struct matroxfb_dh_fb_info* m2info,
 	}
 	tmp |= 0x00000001;	/* enable CRTC2 */
 	datactl = 0;
-	if (ACCESS_FBINFO(outputs[1]).src == MATROXFB_SRC_CRTC2) {
-		if (ACCESS_FBINFO(devflags.g450dac)) {
+	if (minfo->outputs[1].src == MATROXFB_SRC_CRTC2) {
+		if (minfo->devflags.g450dac) {
 			tmp |= 0x00000006; /* source from secondary pixel PLL */
 			/* no vidrst when in monitor mode */
-			if (ACCESS_FBINFO(outputs[1]).mode != MATROXFB_OUTPUT_MODE_MONITOR) {
+			if (minfo->outputs[1].mode != MATROXFB_OUTPUT_MODE_MONITOR) {
 				tmp |=  0xC0001000; /* Enable H/V vidrst */
 			}
 		} else {
@@ -93,11 +93,11 @@ static void matroxfb_dh_restore(struct matroxfb_dh_fb_info* m2info,
 			tmp |= 0xC0000000; /* enable vvidrst & hvidrst */
 			/* MGA TVO is our clock source */
 		}
-	} else if (ACCESS_FBINFO(outputs[0]).src == MATROXFB_SRC_CRTC2) {
+	} else if (minfo->outputs[0].src == MATROXFB_SRC_CRTC2) {
 		tmp |= 0x00000004; /* source from pixclock */
 		/* PIXPLL is our clock source */
 	}
-	if (ACCESS_FBINFO(outputs[0]).src == MATROXFB_SRC_CRTC2) {
+	if (minfo->outputs[0].src == MATROXFB_SRC_CRTC2) {
 		tmp |= 0x00100000;	/* connect CRTC2 to DAC */
 	}
 	if (mt->interlaced) {
@@ -146,7 +146,7 @@ static void matroxfb_dh_restore(struct matroxfb_dh_fb_info* m2info,
 		}
 	}
 	mga_outl(0x3C10, tmp);
-	ACCESS_FBINFO(hw).crtc2.ctl = tmp;
+	minfo->hw.crtc2.ctl = tmp;
 
 	tmp = mt->VDisplay << 16;	/* line compare */
 	if (mt->sync & FB_SYNC_HOR_HIGH_ACT)
@@ -157,10 +157,10 @@ static void matroxfb_dh_restore(struct matroxfb_dh_fb_info* m2info,
 }
 
 static void matroxfb_dh_disable(struct matroxfb_dh_fb_info* m2info) {
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
 	mga_outl(0x3C10, 0x00000004);	/* disable CRTC2, CRTC1->DAC1, PLL as clock source */
-	ACCESS_FBINFO(hw).crtc2.ctl = 0x00000004;
+	minfo->hw.crtc2.ctl = 0x00000004;
 }
 
 static void matroxfb_dh_pan_var(struct matroxfb_dh_fb_info* m2info,
@@ -168,7 +168,7 @@ static void matroxfb_dh_pan_var(struct matroxfb_dh_fb_info* m2info,
 	unsigned int pos;
 	unsigned int linelen;
 	unsigned int pixelsize;
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
 	m2info->fbcon.var.xoffset = var->xoffset;
 	m2info->fbcon.var.yoffset = var->yoffset;
@@ -260,15 +260,15 @@ static int matroxfb_dh_decode_var(struct matroxfb_dh_fb_info* m2info,
 
 static int matroxfb_dh_open(struct fb_info* info, int user) {
 #define m2info (container_of(info, struct matroxfb_dh_fb_info, fbcon))
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
-	if (MINFO) {
+	if (minfo) {
 		int err;
 
-		if (ACCESS_FBINFO(dead)) {
+		if (minfo->dead) {
 			return -ENXIO;
 		}
-		err = ACCESS_FBINFO(fbops).fb_open(&ACCESS_FBINFO(fbcon), user);
+		err = minfo->fbops.fb_open(&minfo->fbcon, user);
 		if (err) {
 			return err;
 		}
@@ -280,10 +280,10 @@ static int matroxfb_dh_open(struct fb_info* info, int user) {
 static int matroxfb_dh_release(struct fb_info* info, int user) {
 #define m2info (container_of(info, struct matroxfb_dh_fb_info, fbcon))
 	int err = 0;
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
-	if (MINFO) {
-		err = ACCESS_FBINFO(fbops).fb_release(&ACCESS_FBINFO(fbcon), user);
+	if (minfo) {
+		err = minfo->fbops.fb_release(&minfo->fbcon, user);
 	}
 	return err;
 #undef m2info
@@ -326,7 +326,7 @@ static int matroxfb_dh_set_par(struct fb_info* info) {
 	int mode;
 	int err;
 	struct fb_var_screeninfo* var = &info->var;
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
 	if ((err = matroxfb_dh_decode_var(m2info, var, &visual, &cmap_len, &mode)) != 0)
 		return err;
@@ -352,39 +352,39 @@ static int matroxfb_dh_set_par(struct fb_info* info) {
 		pos = (m2info->fbcon.var.yoffset * m2info->fbcon.var.xres_virtual + m2info->fbcon.var.xoffset) * m2info->fbcon.var.bits_per_pixel >> 3;
 		pos += m2info->video.offbase;
 		cnt = 0;
-		down_read(&ACCESS_FBINFO(altout).lock);
+		down_read(&minfo->altout.lock);
 		for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-			if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC2) {
+			if (minfo->outputs[out].src == MATROXFB_SRC_CRTC2) {
 				cnt++;
-				if (ACCESS_FBINFO(outputs[out]).output->compute) {
-					ACCESS_FBINFO(outputs[out]).output->compute(ACCESS_FBINFO(outputs[out]).data, &mt);
+				if (minfo->outputs[out].output->compute) {
+					minfo->outputs[out].output->compute(minfo->outputs[out].data, &mt);
 				}
 			}
 		}
-		ACCESS_FBINFO(crtc2).pixclock = mt.pixclock;
-		ACCESS_FBINFO(crtc2).mnp = mt.mnp;
-		up_read(&ACCESS_FBINFO(altout).lock);
+		minfo->crtc2.pixclock = mt.pixclock;
+		minfo->crtc2.mnp = mt.mnp;
+		up_read(&minfo->altout.lock);
 		if (cnt) {
 			matroxfb_dh_restore(m2info, &mt, mode, pos);
 		} else {
 			matroxfb_dh_disable(m2info);
 		}
-		DAC1064_global_init(PMINFO2);
-		DAC1064_global_restore(PMINFO2);
-		down_read(&ACCESS_FBINFO(altout).lock);
+		DAC1064_global_init(minfo);
+		DAC1064_global_restore(minfo);
+		down_read(&minfo->altout.lock);
 		for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-			if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC2 &&
-			    ACCESS_FBINFO(outputs[out]).output->program) {
-				ACCESS_FBINFO(outputs[out]).output->program(ACCESS_FBINFO(outputs[out]).data);
+			if (minfo->outputs[out].src == MATROXFB_SRC_CRTC2 &&
+			    minfo->outputs[out].output->program) {
+				minfo->outputs[out].output->program(minfo->outputs[out].data);
 			}
 		}
 		for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-			if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC2 &&
-			    ACCESS_FBINFO(outputs[out]).output->start) {
-				ACCESS_FBINFO(outputs[out]).output->start(ACCESS_FBINFO(outputs[out]).data);
+			if (minfo->outputs[out].src == MATROXFB_SRC_CRTC2 &&
+			    minfo->outputs[out].output->start) {
+				minfo->outputs[out].output->start(minfo->outputs[out].data);
 			}
 		}
-		up_read(&ACCESS_FBINFO(altout).lock);
+		up_read(&minfo->altout.lock);
 	}
 	m2info->initialized = 1;
 	return 0;
@@ -399,9 +399,9 @@ static int matroxfb_dh_pan_display(struct fb_var_screeninfo* var, struct fb_info
 }
 
 static int matroxfb_dh_get_vblank(const struct matroxfb_dh_fb_info* m2info, struct fb_vblank* vblank) {
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
-	matroxfb_enable_irq(PMINFO 0);
+	matroxfb_enable_irq(minfo, 0);
 	memset(vblank, 0, sizeof(*vblank));
 	vblank->flags = FB_VBLANK_HAVE_VCOUNT | FB_VBLANK_HAVE_VBLANK;
 	/* mask out reserved bits + field number (odd/even) */
@@ -409,11 +409,11 @@ static int matroxfb_dh_get_vblank(const struct matroxfb_dh_fb_info* m2info, stru
 	/* compatibility stuff */
 	if (vblank->vcount >= m2info->fbcon.var.yres)
 		vblank->flags |= FB_VBLANK_VBLANKING;
-        if (test_bit(0, &ACCESS_FBINFO(irq_flags))) {
+	if (test_bit(0, &minfo->irq_flags)) {
                 vblank->flags |= FB_VBLANK_HAVE_COUNT;
                 /* Only one writer, aligned int value...
                    it should work without lock and without atomic_t */
-                vblank->count = ACCESS_FBINFO(crtc2).vsync.cnt;
+		vblank->count = minfo->crtc2.vsync.cnt;
         }
 	return 0;
 }
@@ -423,7 +423,7 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 		unsigned long arg)
 {
 #define m2info (container_of(info, struct matroxfb_dh_fb_info, fbcon))
-	MINFO_FROM(m2info->primary_dev);
+	struct matrox_fb_info *minfo = m2info->primary_dev;
 
 	DBG(__func__)
 
@@ -449,13 +449,13 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 
 				if (crt != 0)
 					return -ENODEV;
-				return matroxfb_wait_for_sync(PMINFO 1);
+				return matroxfb_wait_for_sync(minfo, 1);
 			}
 		case MATROXFB_SET_OUTPUT_MODE:
 		case MATROXFB_GET_OUTPUT_MODE:
 		case MATROXFB_GET_ALL_OUTPUTS:
 			{
-				return ACCESS_FBINFO(fbcon.fbops)->fb_ioctl(&ACCESS_FBINFO(fbcon), cmd, arg);
+				return minfo->fbcon.fbops->fb_ioctl(&minfo->fbcon, cmd, arg);
 			}
 		case MATROXFB_SET_OUTPUT_CONNECTION:
 			{
@@ -469,9 +469,9 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 					if (tmp & (1 << out)) {
 						if (out >= MATROXFB_MAX_OUTPUTS)
 							return -ENXIO;
-						if (!ACCESS_FBINFO(outputs[out]).output)
+						if (!minfo->outputs[out].output)
 							return -ENXIO;
-						switch (ACCESS_FBINFO(outputs[out]).src) {
+						switch (minfo->outputs[out].src) {
 							case MATROXFB_SRC_NONE:
 							case MATROXFB_SRC_CRTC2:
 								break;
@@ -480,22 +480,22 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 						}
 					}
 				}
-				if (ACCESS_FBINFO(devflags.panellink)) {
+				if (minfo->devflags.panellink) {
 					if (tmp & MATROXFB_OUTPUT_CONN_DFP)
 						return -EINVAL;
-					if ((ACCESS_FBINFO(outputs[2]).src == MATROXFB_SRC_CRTC1) && tmp)
+					if ((minfo->outputs[2].src == MATROXFB_SRC_CRTC1) && tmp)
 						return -EBUSY;
 				}
 				changes = 0;
 				for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
 					if (tmp & (1 << out)) {
-						if (ACCESS_FBINFO(outputs[out]).src != MATROXFB_SRC_CRTC2) {
+						if (minfo->outputs[out].src != MATROXFB_SRC_CRTC2) {
 							changes = 1;
-							ACCESS_FBINFO(outputs[out]).src = MATROXFB_SRC_CRTC2;
+							minfo->outputs[out].src = MATROXFB_SRC_CRTC2;
 						}
-					} else if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC2) {
+					} else if (minfo->outputs[out].src == MATROXFB_SRC_CRTC2) {
 						changes = 1;
-						ACCESS_FBINFO(outputs[out]).src = MATROXFB_SRC_NONE;
+						minfo->outputs[out].src = MATROXFB_SRC_NONE;
 					}
 				}
 				if (!changes)
@@ -509,7 +509,7 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 				int out;
 
 				for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-					if (ACCESS_FBINFO(outputs[out]).src == MATROXFB_SRC_CRTC2) {
+					if (minfo->outputs[out].src == MATROXFB_SRC_CRTC2) {
 						conn |= 1 << out;
 					}
 				}
@@ -523,8 +523,8 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 				int out;
 
 				for (out = 0; out < MATROXFB_MAX_OUTPUTS; out++) {
-					if (ACCESS_FBINFO(outputs[out]).output) {
-						switch (ACCESS_FBINFO(outputs[out]).src) {
+					if (minfo->outputs[out].output) {
+						switch (minfo->outputs[out].src) {
 							case MATROXFB_SRC_NONE:
 							case MATROXFB_SRC_CRTC2:
 								tmp |= 1 << out;
@@ -532,9 +532,9 @@ static int matroxfb_dh_ioctl(struct fb_info *info,
 						}
 					}
 				}
-				if (ACCESS_FBINFO(devflags.panellink)) {
+				if (minfo->devflags.panellink) {
 					tmp &= ~MATROXFB_OUTPUT_CONN_DFP;
-					if (ACCESS_FBINFO(outputs[2]).src == MATROXFB_SRC_CRTC1) {
+					if (minfo->outputs[2].src == MATROXFB_SRC_CRTC1) {
 						tmp = 0;
 					}
 				}
@@ -595,7 +595,9 @@ static struct fb_var_screeninfo matroxfb_dh_defined = {
 		0, {0,0,0,0,0}
 };
 
-static int matroxfb_dh_regit(CPMINFO struct matroxfb_dh_fb_info* m2info) {
+static int matroxfb_dh_regit(const struct matrox_fb_info *minfo,
+			     struct matroxfb_dh_fb_info *m2info)
+{
 #define minfo (m2info->primary_dev)
 	void* oldcrtc2;
 
@@ -611,21 +613,21 @@ static int matroxfb_dh_regit(CPMINFO struct matroxfb_dh_fb_info* m2info) {
 	if (mem < 64*1024)
 		mem *= 1024;
 	mem &= ~0x00000FFF;	/* PAGE_MASK? */
-	if (ACCESS_FBINFO(video.len_usable) + mem <= ACCESS_FBINFO(video.len))
-		m2info->video.offbase = ACCESS_FBINFO(video.len) - mem;
-	else if (ACCESS_FBINFO(video.len) < mem) {
+	if (minfo->video.len_usable + mem <= minfo->video.len)
+		m2info->video.offbase = minfo->video.len - mem;
+	else if (minfo->video.len < mem) {
 		return -ENOMEM;
 	} else { /* check yres on first head... */
 		m2info->video.borrowed = mem;
-		ACCESS_FBINFO(video.len_usable) -= mem;
-		m2info->video.offbase = ACCESS_FBINFO(video.len_usable);
+		minfo->video.len_usable -= mem;
+		m2info->video.offbase = minfo->video.len_usable;
 	}
-	m2info->video.base = ACCESS_FBINFO(video.base) + m2info->video.offbase;
+	m2info->video.base = minfo->video.base + m2info->video.offbase;
 	m2info->video.len = m2info->video.len_usable = m2info->video.len_maximum = mem;
-	m2info->video.vbase.vaddr = vaddr_va(ACCESS_FBINFO(video.vbase)) + m2info->video.offbase;
-	m2info->mmio.base = ACCESS_FBINFO(mmio.base);
-	m2info->mmio.vbase = ACCESS_FBINFO(mmio.vbase);
-	m2info->mmio.len = ACCESS_FBINFO(mmio.len);
+	m2info->video.vbase.vaddr = vaddr_va(minfo->video.vbase) + m2info->video.offbase;
+	m2info->mmio.base = minfo->mmio.base;
+	m2info->mmio.vbase = minfo->mmio.vbase;
+	m2info->mmio.len = minfo->mmio.len;
 
 	matroxfb_dh_init_fix(m2info);
 	if (register_framebuffer(&m2info->fbcon)) {
@@ -633,10 +635,10 @@ static int matroxfb_dh_regit(CPMINFO struct matroxfb_dh_fb_info* m2info) {
 	}
 	if (!m2info->initialized)
 		fb_set_var(&m2info->fbcon, &matroxfb_dh_defined);
-	down_write(&ACCESS_FBINFO(crtc2.lock));
-	oldcrtc2 = ACCESS_FBINFO(crtc2.info);
-	ACCESS_FBINFO(crtc2.info) = m2info;
-	up_write(&ACCESS_FBINFO(crtc2.lock));
+	down_write(&minfo->crtc2.lock);
+	oldcrtc2 = minfo->crtc2.info;
+	minfo->crtc2.info = m2info;
+	up_write(&minfo->crtc2.lock);
 	if (oldcrtc2) {
 		printk(KERN_ERR "matroxfb_crtc2: Internal consistency check failed: crtc2 already present: %p\n",
 			oldcrtc2);
@@ -649,12 +651,12 @@ static int matroxfb_dh_regit(CPMINFO struct matroxfb_dh_fb_info* m2info) {
 
 static int matroxfb_dh_registerfb(struct matroxfb_dh_fb_info* m2info) {
 #define minfo (m2info->primary_dev)
-	if (matroxfb_dh_regit(PMINFO m2info)) {
+	if (matroxfb_dh_regit(minfo, m2info)) {
 		printk(KERN_ERR "matroxfb_crtc2: secondary head failed to register\n");
 		return -1;
 	}
 	printk(KERN_INFO "matroxfb_crtc2: secondary head of fb%u was registered as fb%u\n",
-		ACCESS_FBINFO(fbcon.node), m2info->fbcon.node);
+		minfo->fbcon.node, m2info->fbcon.node);
 	m2info->fbcon_registered = 1;
 	return 0;
 #undef minfo
@@ -666,11 +668,11 @@ static void matroxfb_dh_deregisterfb(struct matroxfb_dh_fb_info* m2info) {
 		int id;
 		struct matroxfb_dh_fb_info* crtc2;
 
-		down_write(&ACCESS_FBINFO(crtc2.lock));
-		crtc2 = ACCESS_FBINFO(crtc2.info);
+		down_write(&minfo->crtc2.lock);
+		crtc2 = minfo->crtc2.info;
 		if (crtc2 == m2info)
-			ACCESS_FBINFO(crtc2.info) = NULL;
-		up_write(&ACCESS_FBINFO(crtc2.lock));
+			minfo->crtc2.info = NULL;
+		up_write(&minfo->crtc2.lock);
 		if (crtc2 != m2info) {
 			printk(KERN_ERR "matroxfb_crtc2: Internal consistency check failed: crtc2 mismatch at unload: %p != %p\n",
 				crtc2, m2info);
@@ -680,7 +682,7 @@ static void matroxfb_dh_deregisterfb(struct matroxfb_dh_fb_info* m2info) {
 		id = m2info->fbcon.node;
 		unregister_framebuffer(&m2info->fbcon);
 		/* return memory back to primary head */
-		ACCESS_FBINFO(video.len_usable) += m2info->video.borrowed;
+		minfo->video.len_usable += m2info->video.borrowed;
 		printk(KERN_INFO "matroxfb_crtc2: fb%u unregistered\n", id);
 		m2info->fbcon_registered = 0;
 	}
@@ -691,14 +693,14 @@ static void* matroxfb_crtc2_probe(struct matrox_fb_info* minfo) {
 	struct matroxfb_dh_fb_info* m2info;
 
 	/* hardware is CRTC2 incapable... */
-	if (!ACCESS_FBINFO(devflags.crtc2))
+	if (!minfo->devflags.crtc2)
 		return NULL;
 	m2info = kzalloc(sizeof(*m2info), GFP_KERNEL);
 	if (!m2info) {
 		printk(KERN_ERR "matroxfb_crtc2: Not enough memory for CRTC2 control structs\n");
 		return NULL;
 	}
-	m2info->primary_dev = MINFO;
+	m2info->primary_dev = minfo;
 	if (matroxfb_dh_registerfb(m2info)) {
 		kfree(m2info);
 		printk(KERN_ERR "matroxfb_crtc2: CRTC2 framebuffer failed to register\n");
diff --git a/drivers/video/matrox/matroxfb_g450.c b/drivers/video/matrox/matroxfb_g450.c
index 6209a761f674..cff0546ea6fd 100644
--- a/drivers/video/matrox/matroxfb_g450.c
+++ b/drivers/video/matrox/matroxfb_g450.c
@@ -80,52 +80,59 @@ static int get_ctrl_id(__u32 v4l2_id) {
 	return -EINVAL;
 }
 
-static inline int* get_ctrl_ptr(WPMINFO unsigned int idx) {
-	return (int*)((char*)MINFO + g450_controls[idx].control);
+static inline int *get_ctrl_ptr(struct matrox_fb_info *minfo, unsigned int idx)
+{
+	return (int*)((char*)minfo + g450_controls[idx].control);
 }
 
-static void tvo_fill_defaults(WPMINFO2) {
+static void tvo_fill_defaults(struct matrox_fb_info *minfo)
+{
 	unsigned int i;
 	
 	for (i = 0; i < G450CTRLS; i++) {
-		*get_ctrl_ptr(PMINFO i) = g450_controls[i].desc.default_value;
+		*get_ctrl_ptr(minfo, i) = g450_controls[i].desc.default_value;
 	}
 }
 
-static int cve2_get_reg(WPMINFO int reg) {
+static int cve2_get_reg(struct matrox_fb_info *minfo, int reg)
+{
 	unsigned long flags;
 	int val;
 	
 	matroxfb_DAC_lock_irqsave(flags);
-	matroxfb_DAC_out(PMINFO 0x87, reg);
-	val = matroxfb_DAC_in(PMINFO 0x88);
+	matroxfb_DAC_out(minfo, 0x87, reg);
+	val = matroxfb_DAC_in(minfo, 0x88);
 	matroxfb_DAC_unlock_irqrestore(flags);
 	return val;
 }
 
-static void cve2_set_reg(WPMINFO int reg, int val) {
+static void cve2_set_reg(struct matrox_fb_info *minfo, int reg, int val)
+{
 	unsigned long flags;
 
 	matroxfb_DAC_lock_irqsave(flags);
-	matroxfb_DAC_out(PMINFO 0x87, reg);
-	matroxfb_DAC_out(PMINFO 0x88, val);
+	matroxfb_DAC_out(minfo, 0x87, reg);
+	matroxfb_DAC_out(minfo, 0x88, val);
 	matroxfb_DAC_unlock_irqrestore(flags);
 }
 
-static void cve2_set_reg10(WPMINFO int reg, int val) {
+static void cve2_set_reg10(struct matrox_fb_info *minfo, int reg, int val)
+{
 	unsigned long flags;
 
 	matroxfb_DAC_lock_irqsave(flags);
-	matroxfb_DAC_out(PMINFO 0x87, reg);
-	matroxfb_DAC_out(PMINFO 0x88, val >> 2);
-	matroxfb_DAC_out(PMINFO 0x87, reg + 1);
-	matroxfb_DAC_out(PMINFO 0x88, val & 3);
+	matroxfb_DAC_out(minfo, 0x87, reg);
+	matroxfb_DAC_out(minfo, 0x88, val >> 2);
+	matroxfb_DAC_out(minfo, 0x87, reg + 1);
+	matroxfb_DAC_out(minfo, 0x88, val & 3);
 	matroxfb_DAC_unlock_irqrestore(flags);
 }
 
-static void g450_compute_bwlevel(CPMINFO int *bl, int *wl) {
-	const int b = ACCESS_FBINFO(altout.tvo_params.brightness) + BLMIN;
-	const int c = ACCESS_FBINFO(altout.tvo_params.contrast);
+static void g450_compute_bwlevel(const struct matrox_fb_info *minfo, int *bl,
+				 int *wl)
+{
+	const int b = minfo->altout.tvo_params.brightness + BLMIN;
+	const int c = minfo->altout.tvo_params.contrast;
 
 	*bl = max(b - c, BLMIN);
 	*wl = min(b + c, WLMAX);
@@ -154,7 +161,7 @@ static int g450_query_ctrl(void* md, struct v4l2_queryctrl *p) {
 
 static int g450_set_ctrl(void* md, struct v4l2_control *p) {
 	int i;
-	MINFO_FROM(md);
+	struct matrox_fb_info *minfo = md;
 	
 	i = get_ctrl_id(p->id);
 	if (i < 0) return -EINVAL;
@@ -162,7 +169,7 @@ static int g450_set_ctrl(void* md, struct v4l2_control *p) {
 	/*
 	 * Check if changed.
 	 */
-	if (p->value == *get_ctrl_ptr(PMINFO i)) return 0;
+	if (p->value == *get_ctrl_ptr(minfo, i)) return 0;
 
 	/*
 	 * Check limits.
@@ -173,31 +180,31 @@ static int g450_set_ctrl(void* md, struct v4l2_control *p) {
 	/*
 	 * Store new value.
 	 */
-	*get_ctrl_ptr(PMINFO i) = p->value;
+	*get_ctrl_ptr(minfo, i) = p->value;
 
 	switch (p->id) {
 		case V4L2_CID_BRIGHTNESS:
 		case V4L2_CID_CONTRAST:
 			{
 				int blacklevel, whitelevel;
-				g450_compute_bwlevel(PMINFO &blacklevel, &whitelevel);
-				cve2_set_reg10(PMINFO 0x0e, blacklevel);
-				cve2_set_reg10(PMINFO 0x1e, whitelevel);
+				g450_compute_bwlevel(minfo, &blacklevel, &whitelevel);
+				cve2_set_reg10(minfo, 0x0e, blacklevel);
+				cve2_set_reg10(minfo, 0x1e, whitelevel);
 			}
 			break;
 		case V4L2_CID_SATURATION:
-			cve2_set_reg(PMINFO 0x20, p->value);
-			cve2_set_reg(PMINFO 0x22, p->value);
+			cve2_set_reg(minfo, 0x20, p->value);
+			cve2_set_reg(minfo, 0x22, p->value);
 			break;
 		case V4L2_CID_HUE:
-			cve2_set_reg(PMINFO 0x25, p->value);
+			cve2_set_reg(minfo, 0x25, p->value);
 			break;
 		case MATROXFB_CID_TESTOUT:
 			{
-				unsigned char val = cve2_get_reg (PMINFO 0x05);
+				unsigned char val = cve2_get_reg(minfo, 0x05);
 				if (p->value) val |=  0x02;
 				else          val &= ~0x02;
-				cve2_set_reg(PMINFO 0x05, val);
+				cve2_set_reg(minfo, 0x05, val);
 			}
 			break;
 	}
@@ -208,11 +215,11 @@ static int g450_set_ctrl(void* md, struct v4l2_control *p) {
 
 static int g450_get_ctrl(void* md, struct v4l2_control *p) {
 	int i;
-	MINFO_FROM(md);
+	struct matrox_fb_info *minfo = md;
 	
 	i = get_ctrl_id(p->id);
 	if (i < 0) return -EINVAL;
-	p->value = *get_ctrl_ptr(PMINFO i);
+	p->value = *get_ctrl_ptr(minfo, i);
 	return 0;
 }
 
@@ -226,7 +233,9 @@ struct output_desc {
 	unsigned int	v_total;
 };
 
-static void computeRegs(WPMINFO struct mavenregs* r, struct my_timming* mt, const struct output_desc* outd) {
+static void computeRegs(struct matrox_fb_info *minfo, struct mavenregs *r,
+			struct my_timming *mt, const struct output_desc *outd)
+{
 	u_int32_t chromasc;
 	u_int32_t hlen;
 	u_int32_t hsl;
@@ -251,10 +260,10 @@ static void computeRegs(WPMINFO struct mavenregs* r, struct my_timming* mt, cons
 
 	dprintk(KERN_DEBUG "Want %u kHz pixclock\n", (unsigned int)piic);
 	
-	mnp = matroxfb_g450_setclk(PMINFO piic, M_VIDEO_PLL);
+	mnp = matroxfb_g450_setclk(minfo, piic, M_VIDEO_PLL);
 	
 	mt->mnp = mnp;
-	mt->pixclock = g450_mnp2f(PMINFO mnp);
+	mt->pixclock = g450_mnp2f(minfo, mnp);
 
 	dprintk(KERN_DEBUG "MNP=%08X\n", mnp);
 
@@ -490,65 +499,67 @@ static void cve2_init_TVdata(int norm, struct mavenregs* data, const struct outp
  	return;
 }
 
-#define LR(x) cve2_set_reg(PMINFO (x), m->regs[(x)])
-static void cve2_init_TV(WPMINFO const struct mavenregs* m) {
+#define LR(x) cve2_set_reg(minfo, (x), m->regs[(x)])
+static void cve2_init_TV(struct matrox_fb_info *minfo,
+			 const struct mavenregs *m)
+{
 	int i;
 
 	LR(0x80);
 	LR(0x82); LR(0x83);
 	LR(0x84); LR(0x85);
 	
-	cve2_set_reg(PMINFO 0x3E, 0x01);
+	cve2_set_reg(minfo, 0x3E, 0x01);
 	
 	for (i = 0; i < 0x3E; i++) {
 		LR(i);
 	}
-	cve2_set_reg(PMINFO 0x3E, 0x00);
+	cve2_set_reg(minfo, 0x3E, 0x00);
 }
 
 static int matroxfb_g450_compute(void* md, struct my_timming* mt) {
-	MINFO_FROM(md);
+	struct matrox_fb_info *minfo = md;
 
-	dprintk(KERN_DEBUG "Computing, mode=%u\n", ACCESS_FBINFO(outputs[1]).mode);
+	dprintk(KERN_DEBUG "Computing, mode=%u\n", minfo->outputs[1].mode);
 
 	if (mt->crtc == MATROXFB_SRC_CRTC2 &&
-	    ACCESS_FBINFO(outputs[1]).mode != MATROXFB_OUTPUT_MODE_MONITOR) {
+	    minfo->outputs[1].mode != MATROXFB_OUTPUT_MODE_MONITOR) {
 		const struct output_desc* outd;
 
-		cve2_init_TVdata(ACCESS_FBINFO(outputs[1]).mode, &ACCESS_FBINFO(hw).maven, &outd);
+		cve2_init_TVdata(minfo->outputs[1].mode, &minfo->hw.maven, &outd);
 		{
 			int blacklevel, whitelevel;
-			g450_compute_bwlevel(PMINFO &blacklevel, &whitelevel);
-			ACCESS_FBINFO(hw).maven.regs[0x0E] = blacklevel >> 2;
-			ACCESS_FBINFO(hw).maven.regs[0x0F] = blacklevel & 3;
-			ACCESS_FBINFO(hw).maven.regs[0x1E] = whitelevel >> 2;
-			ACCESS_FBINFO(hw).maven.regs[0x1F] = whitelevel & 3;
+			g450_compute_bwlevel(minfo, &blacklevel, &whitelevel);
+			minfo->hw.maven.regs[0x0E] = blacklevel >> 2;
+			minfo->hw.maven.regs[0x0F] = blacklevel & 3;
+			minfo->hw.maven.regs[0x1E] = whitelevel >> 2;
+			minfo->hw.maven.regs[0x1F] = whitelevel & 3;
 
-			ACCESS_FBINFO(hw).maven.regs[0x20] =
-			ACCESS_FBINFO(hw).maven.regs[0x22] = ACCESS_FBINFO(altout.tvo_params.saturation);
+			minfo->hw.maven.regs[0x20] =
+			minfo->hw.maven.regs[0x22] = minfo->altout.tvo_params.saturation;
 
-			ACCESS_FBINFO(hw).maven.regs[0x25] = ACCESS_FBINFO(altout.tvo_params.hue);
+			minfo->hw.maven.regs[0x25] = minfo->altout.tvo_params.hue;
 
-			if (ACCESS_FBINFO(altout.tvo_params.testout)) {
-				ACCESS_FBINFO(hw).maven.regs[0x05] |= 0x02;
+			if (minfo->altout.tvo_params.testout) {
+				minfo->hw.maven.regs[0x05] |= 0x02;
 			}
 		}
-		computeRegs(PMINFO &ACCESS_FBINFO(hw).maven, mt, outd);
+		computeRegs(minfo, &minfo->hw.maven, mt, outd);
 	} else if (mt->mnp < 0) {
 		/* We must program clocks before CRTC2, otherwise interlaced mode
 		   startup may fail */
-		mt->mnp = matroxfb_g450_setclk(PMINFO mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
-		mt->pixclock = g450_mnp2f(PMINFO mt->mnp);
+		mt->mnp = matroxfb_g450_setclk(minfo, mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
+		mt->pixclock = g450_mnp2f(minfo, mt->mnp);
 	}
 	dprintk(KERN_DEBUG "Pixclock = %u\n", mt->pixclock);
 	return 0;
 }
 
 static int matroxfb_g450_program(void* md) {
-	MINFO_FROM(md);
+	struct matrox_fb_info *minfo = md;
 	
-	if (ACCESS_FBINFO(outputs[1]).mode != MATROXFB_OUTPUT_MODE_MONITOR) {
-		cve2_init_TV(PMINFO &ACCESS_FBINFO(hw).maven);
+	if (minfo->outputs[1].mode != MATROXFB_OUTPUT_MODE_MONITOR) {
+		cve2_init_TV(minfo, &minfo->hw.maven);
 	}
 	return 0;
 }
@@ -564,11 +575,11 @@ static int matroxfb_g450_verify_mode(void* md, u_int32_t arg) {
 }
 
 static int g450_dvi_compute(void* md, struct my_timming* mt) {
-	MINFO_FROM(md);
+	struct matrox_fb_info *minfo = md;
 
 	if (mt->mnp < 0) {
-		mt->mnp = matroxfb_g450_setclk(PMINFO mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
-		mt->pixclock = g450_mnp2f(PMINFO mt->mnp);
+		mt->mnp = matroxfb_g450_setclk(minfo, mt->pixclock, (mt->crtc == MATROXFB_SRC_CRTC1) ? M_PIXEL_PLL_C : M_VIDEO_PLL);
+		mt->pixclock = g450_mnp2f(minfo, mt->mnp);
 	}
 	return 0;
 }
@@ -588,34 +599,36 @@ static struct matrox_altout matroxfb_g450_dvi = {
 	.compute	= g450_dvi_compute,
 };
 
-void matroxfb_g450_connect(WPMINFO2) {
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		down_write(&ACCESS_FBINFO(altout.lock));
-		tvo_fill_defaults(PMINFO2);
-		ACCESS_FBINFO(outputs[1]).src = ACCESS_FBINFO(outputs[1]).default_src;
-		ACCESS_FBINFO(outputs[1]).data = MINFO;
-		ACCESS_FBINFO(outputs[1]).output = &matroxfb_g450_altout;
-		ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		ACCESS_FBINFO(outputs[2]).src = ACCESS_FBINFO(outputs[2]).default_src;
-		ACCESS_FBINFO(outputs[2]).data = MINFO;
-		ACCESS_FBINFO(outputs[2]).output = &matroxfb_g450_dvi;
-		ACCESS_FBINFO(outputs[2]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		up_write(&ACCESS_FBINFO(altout.lock));
+void matroxfb_g450_connect(struct matrox_fb_info *minfo)
+{
+	if (minfo->devflags.g450dac) {
+		down_write(&minfo->altout.lock);
+		tvo_fill_defaults(minfo);
+		minfo->outputs[1].src = minfo->outputs[1].default_src;
+		minfo->outputs[1].data = minfo;
+		minfo->outputs[1].output = &matroxfb_g450_altout;
+		minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		minfo->outputs[2].src = minfo->outputs[2].default_src;
+		minfo->outputs[2].data = minfo;
+		minfo->outputs[2].output = &matroxfb_g450_dvi;
+		minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		up_write(&minfo->altout.lock);
 	}
 }
 
-void matroxfb_g450_shutdown(WPMINFO2) {
-	if (ACCESS_FBINFO(devflags.g450dac)) {
-		down_write(&ACCESS_FBINFO(altout.lock));
-		ACCESS_FBINFO(outputs[1]).src = MATROXFB_SRC_NONE;
-		ACCESS_FBINFO(outputs[1]).output = NULL;
-		ACCESS_FBINFO(outputs[1]).data = NULL;
-		ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		ACCESS_FBINFO(outputs[2]).src = MATROXFB_SRC_NONE;
-		ACCESS_FBINFO(outputs[2]).output = NULL;
-		ACCESS_FBINFO(outputs[2]).data = NULL;
-		ACCESS_FBINFO(outputs[2]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		up_write(&ACCESS_FBINFO(altout.lock));
+void matroxfb_g450_shutdown(struct matrox_fb_info *minfo)
+{
+	if (minfo->devflags.g450dac) {
+		down_write(&minfo->altout.lock);
+		minfo->outputs[1].src = MATROXFB_SRC_NONE;
+		minfo->outputs[1].output = NULL;
+		minfo->outputs[1].data = NULL;
+		minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		minfo->outputs[2].src = MATROXFB_SRC_NONE;
+		minfo->outputs[2].output = NULL;
+		minfo->outputs[2].data = NULL;
+		minfo->outputs[2].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		up_write(&minfo->altout.lock);
 	}
 }
 
diff --git a/drivers/video/matrox/matroxfb_g450.h b/drivers/video/matrox/matroxfb_g450.h
index a0822a6033e5..3a3e654444b8 100644
--- a/drivers/video/matrox/matroxfb_g450.h
+++ b/drivers/video/matrox/matroxfb_g450.h
@@ -4,11 +4,11 @@
 #include "matroxfb_base.h"
 
 #ifdef CONFIG_FB_MATROX_G
-void matroxfb_g450_connect(WPMINFO2);
-void matroxfb_g450_shutdown(WPMINFO2);
+void matroxfb_g450_connect(struct matrox_fb_info *minfo);
+void matroxfb_g450_shutdown(struct matrox_fb_info *minfo);
 #else
-static inline void matroxfb_g450_connect(WPMINFO2) { };
-static inline void matroxfb_g450_shutdown(WPMINFO2) { };
+static inline void matroxfb_g450_connect(struct matrox_fb_info *minfo) { };
+static inline void matroxfb_g450_shutdown(struct matrox_fb_info *minfo) { };
 #endif
 
 #endif /* __MATROXFB_G450_H__ */
diff --git a/drivers/video/matrox/matroxfb_maven.c b/drivers/video/matrox/matroxfb_maven.c
index 042408a8c631..91af9159111f 100644
--- a/drivers/video/matrox/matroxfb_maven.c
+++ b/drivers/video/matrox/matroxfb_maven.c
@@ -458,9 +458,9 @@ static void maven_init_TVdata(const struct maven_data* md, struct mavenregs* dat
 		0x00,	/* 3E written multiple times */
 		0x00,	/* never written */
 	}, MATROXFB_OUTPUT_MODE_NTSC, 525, 60 };
-	MINFO_FROM(md->primary_head);
+	struct matrox_fb_info *minfo = md->primary_head;
 
-	if (ACCESS_FBINFO(outputs[1]).mode == MATROXFB_OUTPUT_MODE_PAL)
+	if (minfo->outputs[1].mode == MATROXFB_OUTPUT_MODE_PAL)
 		*data = palregs;
 	else
 		*data = ntscregs;
@@ -496,11 +496,11 @@ static void maven_init_TVdata(const struct maven_data* md, struct mavenregs* dat
 	/* Set saturation */
 	{
 		data->regs[0x20] =
-		data->regs[0x22] = ACCESS_FBINFO(altout.tvo_params.saturation);
+		data->regs[0x22] = minfo->altout.tvo_params.saturation;
 	}
  
 	/* Set HUE */
-	data->regs[0x25] = ACCESS_FBINFO(altout.tvo_params.hue);
+	data->regs[0x25] = minfo->altout.tvo_params.hue;
 	return;
 }
 
@@ -741,9 +741,9 @@ static inline int maven_compute_timming(struct maven_data* md,
 		struct mavenregs* m) {
 	unsigned int tmpi;
 	unsigned int a, bv, c;
-	MINFO_FROM(md->primary_head);
+	struct matrox_fb_info *minfo = md->primary_head;
 
-	m->mode = ACCESS_FBINFO(outputs[1]).mode;
+	m->mode = minfo->outputs[1].mode;
 	if (m->mode != MATROXFB_OUTPUT_MODE_MONITOR) {
 		unsigned int lmargin;
 		unsigned int umargin;
@@ -1132,7 +1132,7 @@ static int maven_get_control (struct maven_data* md,
 static int maven_out_compute(void* md, struct my_timming* mt) {
 #define mdinfo ((struct maven_data*)md)
 #define minfo (mdinfo->primary_head)
-	return maven_compute_timming(md, mt, &ACCESS_FBINFO(hw).maven);
+	return maven_compute_timming(md, mt, &minfo->hw.maven);
 #undef minfo
 #undef mdinfo
 }
@@ -1140,7 +1140,7 @@ static int maven_out_compute(void* md, struct my_timming* mt) {
 static int maven_out_program(void* md) {
 #define mdinfo ((struct maven_data*)md)
 #define minfo (mdinfo->primary_head)
-	return maven_program_timming(md, &ACCESS_FBINFO(hw).maven);
+	return maven_program_timming(md, &minfo->hw.maven);
 #undef minfo
 #undef mdinfo
 }
@@ -1184,16 +1184,18 @@ static struct matrox_altout maven_altout = {
 
 static int maven_init_client(struct i2c_client* clnt) {
 	struct maven_data* md = i2c_get_clientdata(clnt);
-	MINFO_FROM(container_of(clnt->adapter, struct i2c_bit_adapter, adapter)->minfo);
+	struct matrox_fb_info *minfo = container_of(clnt->adapter,
+						    struct i2c_bit_adapter,
+						    adapter)->minfo;
 
-	md->primary_head = MINFO;
+	md->primary_head = minfo;
 	md->client = clnt;
-	down_write(&ACCESS_FBINFO(altout.lock));
-	ACCESS_FBINFO(outputs[1]).output = &maven_altout;
-	ACCESS_FBINFO(outputs[1]).src = ACCESS_FBINFO(outputs[1]).default_src;
-	ACCESS_FBINFO(outputs[1]).data = md;
-	ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-	up_write(&ACCESS_FBINFO(altout.lock));
+	down_write(&minfo->altout.lock);
+	minfo->outputs[1].output = &maven_altout;
+	minfo->outputs[1].src = minfo->outputs[1].default_src;
+	minfo->outputs[1].data = md;
+	minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+	up_write(&minfo->altout.lock);
 	if (maven_get_reg(clnt, 0xB2) < 0x14) {
 		md->version = MGATVO_B;
 		/* Tweak some things for this old chip */
@@ -1218,14 +1220,14 @@ static int maven_shutdown_client(struct i2c_client* clnt) {
 	struct maven_data* md = i2c_get_clientdata(clnt);
 
 	if (md->primary_head) {
-		MINFO_FROM(md->primary_head);
-
-		down_write(&ACCESS_FBINFO(altout.lock));
-		ACCESS_FBINFO(outputs[1]).src = MATROXFB_SRC_NONE;
-		ACCESS_FBINFO(outputs[1]).output = NULL;
-		ACCESS_FBINFO(outputs[1]).data = NULL;
-		ACCESS_FBINFO(outputs[1]).mode = MATROXFB_OUTPUT_MODE_MONITOR;
-		up_write(&ACCESS_FBINFO(altout.lock));
+		struct matrox_fb_info *minfo = md->primary_head;
+
+		down_write(&minfo->altout.lock);
+		minfo->outputs[1].src = MATROXFB_SRC_NONE;
+		minfo->outputs[1].output = NULL;
+		minfo->outputs[1].data = NULL;
+		minfo->outputs[1].mode = MATROXFB_OUTPUT_MODE_MONITOR;
+		up_write(&minfo->altout.lock);
 		md->primary_head = NULL;
 	}
 	return 0;
diff --git a/drivers/video/matrox/matroxfb_misc.c b/drivers/video/matrox/matroxfb_misc.c
index 5b5f072fc1a8..9948ca2a3046 100644
--- a/drivers/video/matrox/matroxfb_misc.c
+++ b/drivers/video/matrox/matroxfb_misc.c
@@ -89,13 +89,15 @@
 #include <linux/interrupt.h>
 #include <linux/matroxfb.h>
 
-void matroxfb_DAC_out(CPMINFO int reg, int val) {
+void matroxfb_DAC_out(const struct matrox_fb_info *minfo, int reg, int val)
+{
 	DBG_REG(__func__)
 	mga_outb(M_RAMDAC_BASE+M_X_INDEX, reg);
 	mga_outb(M_RAMDAC_BASE+M_X_DATAREG, val);
 }
 
-int matroxfb_DAC_in(CPMINFO int reg) {
+int matroxfb_DAC_in(const struct matrox_fb_info *minfo, int reg)
+{
 	DBG_REG(__func__)
 	mga_outb(M_RAMDAC_BASE+M_X_INDEX, reg);
 	return mga_inb(M_RAMDAC_BASE+M_X_DATAREG);
@@ -184,13 +186,14 @@ int matroxfb_PLL_calcclock(const struct matrox_pll_features* pll, unsigned int f
 	return bestvco;
 }
 
-int matroxfb_vgaHWinit(WPMINFO struct my_timming* m) {
+int matroxfb_vgaHWinit(struct matrox_fb_info *minfo, struct my_timming *m)
+{
 	unsigned int hd, hs, he, hbe, ht;
 	unsigned int vd, vs, ve, vt, lc;
 	unsigned int wd;
 	unsigned int divider;
 	int i;
-	struct matrox_hw_state * const hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state * const hw = &minfo->hw;
 
 	DBG(__func__)
 
@@ -240,7 +243,7 @@ int matroxfb_vgaHWinit(WPMINFO struct my_timming* m) {
 	/* standard timmings are in 8pixels, but for interleaved we cannot */
 	/* do it for 4bpp (because of (4bpp >> 1(interleaved))/4 == 0) */
 	/* using 16 or more pixels per unit can save us */
-	divider = ACCESS_FBINFO(curr.final_bppShift);
+	divider = minfo->curr.final_bppShift;
 	while (divider & 3) {
 		hd >>= 1;
 		hs >>= 1;
@@ -270,7 +273,7 @@ int matroxfb_vgaHWinit(WPMINFO struct my_timming* m) {
 	if (((ht & 0x07) == 0x06) || ((ht & 0x0F) == 0x04))
 		ht++;
 	hbe = ht;
-	wd = ACCESS_FBINFO(fbcon).var.xres_virtual * ACCESS_FBINFO(curr.final_bppShift) / 64;
+	wd = minfo->fbcon.var.xres_virtual * minfo->curr.final_bppShift / 64;
 
 	hw->CRTCEXT[0] = 0;
 	hw->CRTCEXT[5] = 0;
@@ -287,7 +290,7 @@ int matroxfb_vgaHWinit(WPMINFO struct my_timming* m) {
 			  ((hs      & 0x100) >> 6) | /* sync start */
 			   (hbe     & 0x040);	 /* end hor. blanking */
 	/* FIXME: Enable vidrst only on G400, and only if TV-out is used */
-	if (ACCESS_FBINFO(outputs[1]).src == MATROXFB_SRC_CRTC1)
+	if (minfo->outputs[1].src == MATROXFB_SRC_CRTC1)
 		hw->CRTCEXT[1] |= 0x88;		/* enable horizontal and vertical vidrst */
 	hw->CRTCEXT[2] =  ((vt & 0xC00) >> 10) |
 			  ((vd & 0x400) >>  8) |	/* disp end */
@@ -331,9 +334,10 @@ int matroxfb_vgaHWinit(WPMINFO struct my_timming* m) {
 	return 0;
 };
 
-void matroxfb_vgaHWrestore(WPMINFO2) {
+void matroxfb_vgaHWrestore(struct matrox_fb_info *minfo)
+{
 	int i;
-	struct matrox_hw_state * const hw = &ACCESS_FBINFO(hw);
+	struct matrox_hw_state * const hw = &minfo->hw;
 	CRITFLAGS
 
 	DBG(__func__)
@@ -522,7 +526,9 @@ static void parse_bios(unsigned char __iomem* vbios, struct matrox_bios* bd) {
 #endif
 }
 
-static int parse_pins1(WPMINFO const struct matrox_bios* bd) {
+static int parse_pins1(struct matrox_fb_info *minfo,
+		       const struct matrox_bios *bd)
+{
 	unsigned int maxdac;
 
 	switch (bd->pins[22]) {
@@ -533,173 +539,188 @@ static int parse_pins1(WPMINFO const struct matrox_bios* bd) {
 	if (get_unaligned_le16(bd->pins + 24)) {
 		maxdac = get_unaligned_le16(bd->pins + 24) * 10;
 	}
-	MINFO->limits.pixel.vcomax = maxdac;
-	MINFO->values.pll.system = get_unaligned_le16(bd->pins + 28) ?
+	minfo->limits.pixel.vcomax = maxdac;
+	minfo->values.pll.system = get_unaligned_le16(bd->pins + 28) ?
 		get_unaligned_le16(bd->pins + 28) * 10 : 50000;
 	/* ignore 4MB, 8MB, module clocks */
-	MINFO->features.pll.ref_freq = 14318;
-	MINFO->values.reg.mctlwtst	= 0x00030101;
+	minfo->features.pll.ref_freq = 14318;
+	minfo->values.reg.mctlwtst	= 0x00030101;
 	return 0;
 }
 
-static void default_pins1(WPMINFO2) {
+static void default_pins1(struct matrox_fb_info *minfo)
+{
 	/* Millennium */
-	MINFO->limits.pixel.vcomax	= 220000;
-	MINFO->values.pll.system	=  50000;
-	MINFO->features.pll.ref_freq	=  14318;
-	MINFO->values.reg.mctlwtst	= 0x00030101;
+	minfo->limits.pixel.vcomax	= 220000;
+	minfo->values.pll.system	=  50000;
+	minfo->features.pll.ref_freq	=  14318;
+	minfo->values.reg.mctlwtst	= 0x00030101;
 }
 
-static int parse_pins2(WPMINFO const struct matrox_bios* bd) {
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	= (bd->pins[41] == 0xFF) ? 230000 : ((bd->pins[41] + 100) * 1000);
-	MINFO->values.reg.mctlwtst	= ((bd->pins[51] & 0x01) ? 0x00000001 : 0) |
+static int parse_pins2(struct matrox_fb_info *minfo,
+		       const struct matrox_bios *bd)
+{
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	= (bd->pins[41] == 0xFF) ? 230000 : ((bd->pins[41] + 100) * 1000);
+	minfo->values.reg.mctlwtst	= ((bd->pins[51] & 0x01) ? 0x00000001 : 0) |
 					  ((bd->pins[51] & 0x02) ? 0x00000100 : 0) |
 					  ((bd->pins[51] & 0x04) ? 0x00010000 : 0) |
 					  ((bd->pins[51] & 0x08) ? 0x00020000 : 0);
-	MINFO->values.pll.system	= (bd->pins[43] == 0xFF) ? 50000 : ((bd->pins[43] + 100) * 1000);
-	MINFO->features.pll.ref_freq	= 14318;
+	minfo->values.pll.system	= (bd->pins[43] == 0xFF) ? 50000 : ((bd->pins[43] + 100) * 1000);
+	minfo->features.pll.ref_freq	= 14318;
 	return 0;
 }
 
-static void default_pins2(WPMINFO2) {
+static void default_pins2(struct matrox_fb_info *minfo)
+{
 	/* Millennium II, Mystique */
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	= 230000;
-	MINFO->values.reg.mctlwtst	= 0x00030101;
-	MINFO->values.pll.system	=  50000;
-	MINFO->features.pll.ref_freq	=  14318;
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	= 230000;
+	minfo->values.reg.mctlwtst	= 0x00030101;
+	minfo->values.pll.system	=  50000;
+	minfo->features.pll.ref_freq	=  14318;
 }
 
-static int parse_pins3(WPMINFO const struct matrox_bios* bd) {
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	= (bd->pins[36] == 0xFF) ? 230000			: ((bd->pins[36] + 100) * 1000);
-	MINFO->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 48) == 0xFFFFFFFF ?
+static int parse_pins3(struct matrox_fb_info *minfo,
+		       const struct matrox_bios *bd)
+{
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	= (bd->pins[36] == 0xFF) ? 230000			: ((bd->pins[36] + 100) * 1000);
+	minfo->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 48) == 0xFFFFFFFF ?
 		0x01250A21 : get_unaligned_le32(bd->pins + 48);
 	/* memory config */
-	MINFO->values.reg.memrdbk	= ((bd->pins[57] << 21) & 0x1E000000) |
+	minfo->values.reg.memrdbk	= ((bd->pins[57] << 21) & 0x1E000000) |
 					  ((bd->pins[57] << 22) & 0x00C00000) |
 					  ((bd->pins[56] <<  1) & 0x000001E0) |
 					  ( bd->pins[56]        & 0x0000000F);
-	MINFO->values.reg.opt		= (bd->pins[54] & 7) << 10;
-	MINFO->values.reg.opt2		= bd->pins[58] << 12;
-	MINFO->features.pll.ref_freq	= (bd->pins[52] & 0x20) ? 14318 : 27000;
+	minfo->values.reg.opt		= (bd->pins[54] & 7) << 10;
+	minfo->values.reg.opt2		= bd->pins[58] << 12;
+	minfo->features.pll.ref_freq	= (bd->pins[52] & 0x20) ? 14318 : 27000;
 	return 0;
 }
 
-static void default_pins3(WPMINFO2) {
+static void default_pins3(struct matrox_fb_info *minfo)
+{
 	/* G100, G200 */
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	= 230000;
-	MINFO->values.reg.mctlwtst	= 0x01250A21;
-	MINFO->values.reg.memrdbk	= 0x00000000;
-	MINFO->values.reg.opt		= 0x00000C00;
-	MINFO->values.reg.opt2		= 0x00000000;
-	MINFO->features.pll.ref_freq	=  27000;
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	= 230000;
+	minfo->values.reg.mctlwtst	= 0x01250A21;
+	minfo->values.reg.memrdbk	= 0x00000000;
+	minfo->values.reg.opt		= 0x00000C00;
+	minfo->values.reg.opt2		= 0x00000000;
+	minfo->features.pll.ref_freq	=  27000;
 }
 
-static int parse_pins4(WPMINFO const struct matrox_bios* bd) {
-	MINFO->limits.pixel.vcomax	= (bd->pins[ 39] == 0xFF) ? 230000			: bd->pins[ 39] * 4000;
-	MINFO->limits.system.vcomax	= (bd->pins[ 38] == 0xFF) ? MINFO->limits.pixel.vcomax	: bd->pins[ 38] * 4000;
-	MINFO->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 71);
-	MINFO->values.reg.memrdbk	= ((bd->pins[87] << 21) & 0x1E000000) |
+static int parse_pins4(struct matrox_fb_info *minfo,
+		       const struct matrox_bios *bd)
+{
+	minfo->limits.pixel.vcomax	= (bd->pins[ 39] == 0xFF) ? 230000			: bd->pins[ 39] * 4000;
+	minfo->limits.system.vcomax	= (bd->pins[ 38] == 0xFF) ? minfo->limits.pixel.vcomax	: bd->pins[ 38] * 4000;
+	minfo->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 71);
+	minfo->values.reg.memrdbk	= ((bd->pins[87] << 21) & 0x1E000000) |
 					  ((bd->pins[87] << 22) & 0x00C00000) |
 					  ((bd->pins[86] <<  1) & 0x000001E0) |
 					  ( bd->pins[86]        & 0x0000000F);
-	MINFO->values.reg.opt		= ((bd->pins[53] << 15) & 0x00400000) |
+	minfo->values.reg.opt		= ((bd->pins[53] << 15) & 0x00400000) |
 					  ((bd->pins[53] << 22) & 0x10000000) |
 					  ((bd->pins[53] <<  7) & 0x00001C00);
-	MINFO->values.reg.opt3		= get_unaligned_le32(bd->pins + 67);
-	MINFO->values.pll.system	= (bd->pins[ 65] == 0xFF) ? 200000 			: bd->pins[ 65] * 4000;
-	MINFO->features.pll.ref_freq	= (bd->pins[ 92] & 0x01) ? 14318 : 27000;
+	minfo->values.reg.opt3		= get_unaligned_le32(bd->pins + 67);
+	minfo->values.pll.system	= (bd->pins[ 65] == 0xFF) ? 200000 			: bd->pins[ 65] * 4000;
+	minfo->features.pll.ref_freq	= (bd->pins[ 92] & 0x01) ? 14318 : 27000;
 	return 0;
 }
 
-static void default_pins4(WPMINFO2) {
+static void default_pins4(struct matrox_fb_info *minfo)
+{
 	/* G400 */
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	= 252000;
-	MINFO->values.reg.mctlwtst	= 0x04A450A1;
-	MINFO->values.reg.memrdbk	= 0x000000E7;
-	MINFO->values.reg.opt		= 0x10000400;
-	MINFO->values.reg.opt3		= 0x0190A419;
-	MINFO->values.pll.system	= 200000;
-	MINFO->features.pll.ref_freq	= 27000;
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	= 252000;
+	minfo->values.reg.mctlwtst	= 0x04A450A1;
+	minfo->values.reg.memrdbk	= 0x000000E7;
+	minfo->values.reg.opt		= 0x10000400;
+	minfo->values.reg.opt3		= 0x0190A419;
+	minfo->values.pll.system	= 200000;
+	minfo->features.pll.ref_freq	= 27000;
 }
 
-static int parse_pins5(WPMINFO const struct matrox_bios* bd) {
+static int parse_pins5(struct matrox_fb_info *minfo,
+		       const struct matrox_bios *bd)
+{
 	unsigned int mult;
 	
 	mult = bd->pins[4]?8000:6000;
 	
-	MINFO->limits.pixel.vcomax	= (bd->pins[ 38] == 0xFF) ? 600000			: bd->pins[ 38] * mult;
-	MINFO->limits.system.vcomax	= (bd->pins[ 36] == 0xFF) ? MINFO->limits.pixel.vcomax	: bd->pins[ 36] * mult;
-	MINFO->limits.video.vcomax	= (bd->pins[ 37] == 0xFF) ? MINFO->limits.system.vcomax	: bd->pins[ 37] * mult;
-	MINFO->limits.pixel.vcomin	= (bd->pins[123] == 0xFF) ? 256000			: bd->pins[123] * mult;
-	MINFO->limits.system.vcomin	= (bd->pins[121] == 0xFF) ? MINFO->limits.pixel.vcomin	: bd->pins[121] * mult;
-	MINFO->limits.video.vcomin	= (bd->pins[122] == 0xFF) ? MINFO->limits.system.vcomin	: bd->pins[122] * mult;
-	MINFO->values.pll.system	=
-	MINFO->values.pll.video		= (bd->pins[ 92] == 0xFF) ? 284000			: bd->pins[ 92] * 4000;
-	MINFO->values.reg.opt		= get_unaligned_le32(bd->pins + 48);
-	MINFO->values.reg.opt2		= get_unaligned_le32(bd->pins + 52);
-	MINFO->values.reg.opt3		= get_unaligned_le32(bd->pins + 94);
-	MINFO->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 98);
-	MINFO->values.reg.memmisc	= get_unaligned_le32(bd->pins + 102);
-	MINFO->values.reg.memrdbk	= get_unaligned_le32(bd->pins + 106);
-	MINFO->features.pll.ref_freq	= (bd->pins[110] & 0x01) ? 14318 : 27000;
-	MINFO->values.memory.ddr	= (bd->pins[114] & 0x60) == 0x20;
-	MINFO->values.memory.dll	= (bd->pins[115] & 0x02) != 0;
-	MINFO->values.memory.emrswen	= (bd->pins[115] & 0x01) != 0;
-	MINFO->values.reg.maccess	= MINFO->values.memory.emrswen ? 0x00004000 : 0x00000000;
+	minfo->limits.pixel.vcomax	= (bd->pins[ 38] == 0xFF) ? 600000			: bd->pins[ 38] * mult;
+	minfo->limits.system.vcomax	= (bd->pins[ 36] == 0xFF) ? minfo->limits.pixel.vcomax	: bd->pins[ 36] * mult;
+	minfo->limits.video.vcomax	= (bd->pins[ 37] == 0xFF) ? minfo->limits.system.vcomax	: bd->pins[ 37] * mult;
+	minfo->limits.pixel.vcomin	= (bd->pins[123] == 0xFF) ? 256000			: bd->pins[123] * mult;
+	minfo->limits.system.vcomin	= (bd->pins[121] == 0xFF) ? minfo->limits.pixel.vcomin	: bd->pins[121] * mult;
+	minfo->limits.video.vcomin	= (bd->pins[122] == 0xFF) ? minfo->limits.system.vcomin	: bd->pins[122] * mult;
+	minfo->values.pll.system	=
+	minfo->values.pll.video		= (bd->pins[ 92] == 0xFF) ? 284000			: bd->pins[ 92] * 4000;
+	minfo->values.reg.opt		= get_unaligned_le32(bd->pins + 48);
+	minfo->values.reg.opt2		= get_unaligned_le32(bd->pins + 52);
+	minfo->values.reg.opt3		= get_unaligned_le32(bd->pins + 94);
+	minfo->values.reg.mctlwtst	= get_unaligned_le32(bd->pins + 98);
+	minfo->values.reg.memmisc	= get_unaligned_le32(bd->pins + 102);
+	minfo->values.reg.memrdbk	= get_unaligned_le32(bd->pins + 106);
+	minfo->features.pll.ref_freq	= (bd->pins[110] & 0x01) ? 14318 : 27000;
+	minfo->values.memory.ddr	= (bd->pins[114] & 0x60) == 0x20;
+	minfo->values.memory.dll	= (bd->pins[115] & 0x02) != 0;
+	minfo->values.memory.emrswen	= (bd->pins[115] & 0x01) != 0;
+	minfo->values.reg.maccess	= minfo->values.memory.emrswen ? 0x00004000 : 0x00000000;
 	if (bd->pins[115] & 4) {
-		MINFO->values.reg.mctlwtst_core = MINFO->values.reg.mctlwtst;
+		minfo->values.reg.mctlwtst_core = minfo->values.reg.mctlwtst;
 	} else {
 		u_int32_t wtst_xlat[] = { 0, 1, 5, 6, 7, 5, 2, 3 };
-		MINFO->values.reg.mctlwtst_core = (MINFO->values.reg.mctlwtst & ~7) |
-		                                  wtst_xlat[MINFO->values.reg.mctlwtst & 7];
+		minfo->values.reg.mctlwtst_core = (minfo->values.reg.mctlwtst & ~7) |
+						  wtst_xlat[minfo->values.reg.mctlwtst & 7];
 	}
-	MINFO->max_pixel_clock_panellink = bd->pins[47] * 4000;
+	minfo->max_pixel_clock_panellink = bd->pins[47] * 4000;
 	return 0;
 }
 
-static void default_pins5(WPMINFO2) {
+static void default_pins5(struct matrox_fb_info *minfo)
+{
 	/* Mine 16MB G450 with SDRAM DDR */
-	MINFO->limits.pixel.vcomax	=
-	MINFO->limits.system.vcomax	=
-	MINFO->limits.video.vcomax	= 600000;
-	MINFO->limits.pixel.vcomin	=
-	MINFO->limits.system.vcomin	=
-	MINFO->limits.video.vcomin	= 256000;
-	MINFO->values.pll.system	=
-	MINFO->values.pll.video		= 284000;
-	MINFO->values.reg.opt		= 0x404A1160;
-	MINFO->values.reg.opt2		= 0x0000AC00;
-	MINFO->values.reg.opt3		= 0x0090A409;
-	MINFO->values.reg.mctlwtst_core	=
-	MINFO->values.reg.mctlwtst	= 0x0C81462B;
-	MINFO->values.reg.memmisc	= 0x80000004;
-	MINFO->values.reg.memrdbk	= 0x01001103;
-	MINFO->features.pll.ref_freq	= 27000;
-	MINFO->values.memory.ddr	= 1;
-	MINFO->values.memory.dll	= 1;
-	MINFO->values.memory.emrswen	= 1;
-	MINFO->values.reg.maccess	= 0x00004000;
+	minfo->limits.pixel.vcomax	=
+	minfo->limits.system.vcomax	=
+	minfo->limits.video.vcomax	= 600000;
+	minfo->limits.pixel.vcomin	=
+	minfo->limits.system.vcomin	=
+	minfo->limits.video.vcomin	= 256000;
+	minfo->values.pll.system	=
+	minfo->values.pll.video		= 284000;
+	minfo->values.reg.opt		= 0x404A1160;
+	minfo->values.reg.opt2		= 0x0000AC00;
+	minfo->values.reg.opt3		= 0x0090A409;
+	minfo->values.reg.mctlwtst_core	=
+	minfo->values.reg.mctlwtst	= 0x0C81462B;
+	minfo->values.reg.memmisc	= 0x80000004;
+	minfo->values.reg.memrdbk	= 0x01001103;
+	minfo->features.pll.ref_freq	= 27000;
+	minfo->values.memory.ddr	= 1;
+	minfo->values.memory.dll	= 1;
+	minfo->values.memory.emrswen	= 1;
+	minfo->values.reg.maccess	= 0x00004000;
 }
 
-static int matroxfb_set_limits(WPMINFO const struct matrox_bios* bd) {
+static int matroxfb_set_limits(struct matrox_fb_info *minfo,
+			       const struct matrox_bios *bd)
+{
 	unsigned int pins_version;
 	static const unsigned int pinslen[] = { 64, 64, 64, 128, 128 };
 
-	switch (ACCESS_FBINFO(chip)) {
-		case MGA_2064:	default_pins1(PMINFO2); break;
+	switch (minfo->chip) {
+		case MGA_2064:	default_pins1(minfo); break;
 		case MGA_2164:
 		case MGA_1064:
-		case MGA_1164:	default_pins2(PMINFO2); break;
+		case MGA_1164:	default_pins2(minfo); break;
 		case MGA_G100:
-		case MGA_G200:	default_pins3(PMINFO2); break;
-		case MGA_G400:	default_pins4(PMINFO2); break;
+		case MGA_G200:	default_pins3(minfo); break;
+		case MGA_G400:	default_pins4(minfo); break;
 		case MGA_G450:
-		case MGA_G550:	default_pins5(PMINFO2); break;
+		case MGA_G550:	default_pins5(minfo); break;
 	}
 	if (!bd->bios_valid) {
 		printk(KERN_INFO "matroxfb: Your Matrox device does not have BIOS\n");
@@ -724,38 +745,39 @@ static int matroxfb_set_limits(WPMINFO const struct matrox_bios* bd) {
 	}
 	switch (pins_version) {
 		case 1:
-			return parse_pins1(PMINFO bd);
+			return parse_pins1(minfo, bd);
 		case 2:
-			return parse_pins2(PMINFO bd);
+			return parse_pins2(minfo, bd);
 		case 3:
-			return parse_pins3(PMINFO bd);
+			return parse_pins3(minfo, bd);
 		case 4:
-			return parse_pins4(PMINFO bd);
+			return parse_pins4(minfo, bd);
 		case 5:
-			return parse_pins5(PMINFO bd);
+			return parse_pins5(minfo, bd);
 		default:
 			printk(KERN_DEBUG "matroxfb: Powerup info version %u is not yet supported\n", pins_version);
 			return -1;
 	}
 }
 
-void matroxfb_read_pins(WPMINFO2) {
+void matroxfb_read_pins(struct matrox_fb_info *minfo)
+{
 	u32 opt;
 	u32 biosbase;
 	u32 fbbase;
-	struct pci_dev* pdev = ACCESS_FBINFO(pcidev);
+	struct pci_dev *pdev = minfo->pcidev;
 	
-	memset(&ACCESS_FBINFO(bios), 0, sizeof(ACCESS_FBINFO(bios)));
+	memset(&minfo->bios, 0, sizeof(minfo->bios));
 	pci_read_config_dword(pdev, PCI_OPTION_REG, &opt);
 	pci_write_config_dword(pdev, PCI_OPTION_REG, opt | PCI_OPTION_ENABLE_ROM);
 	pci_read_config_dword(pdev, PCI_ROM_ADDRESS, &biosbase);
-	pci_read_config_dword(pdev, ACCESS_FBINFO(devflags.fbResource), &fbbase);
+	pci_read_config_dword(pdev, minfo->devflags.fbResource, &fbbase);
 	pci_write_config_dword(pdev, PCI_ROM_ADDRESS, (fbbase & PCI_ROM_ADDRESS_MASK) | PCI_ROM_ADDRESS_ENABLE);
-	parse_bios(vaddr_va(ACCESS_FBINFO(video).vbase), &ACCESS_FBINFO(bios));
+	parse_bios(vaddr_va(minfo->video.vbase), &minfo->bios);
 	pci_write_config_dword(pdev, PCI_ROM_ADDRESS, biosbase);
 	pci_write_config_dword(pdev, PCI_OPTION_REG, opt);
 #ifdef CONFIG_X86
-	if (!ACCESS_FBINFO(bios).bios_valid) {
+	if (!minfo->bios.bios_valid) {
 		unsigned char __iomem* b;
 
 		b = ioremap(0x000C0000, 65536);
@@ -769,25 +791,21 @@ void matroxfb_read_pins(WPMINFO2) {
 				printk(KERN_INFO "matroxfb: Legacy BIOS is for %04X:%04X, while this device is %04X:%04X\n",
 					ven, dev, pdev->vendor, pdev->device);
 			} else {
-				parse_bios(b, &ACCESS_FBINFO(bios));
+				parse_bios(b, &minfo->bios);
 			}
 			iounmap(b);
 		}
 	}
 #endif
-	matroxfb_set_limits(PMINFO &ACCESS_FBINFO(bios));
+	matroxfb_set_limits(minfo, &minfo->bios);
 	printk(KERN_INFO "PInS memtype = %u\n",
-	       (ACCESS_FBINFO(values).reg.opt & 0x1C00) >> 10);
+	       (minfo->values.reg.opt & 0x1C00) >> 10);
 }
 
 EXPORT_SYMBOL(matroxfb_DAC_in);
 EXPORT_SYMBOL(matroxfb_DAC_out);
 EXPORT_SYMBOL(matroxfb_var2my);
 EXPORT_SYMBOL(matroxfb_PLL_calcclock);
-#ifndef CONFIG_FB_MATROX_MULTIHEAD
-struct matrox_fb_info matroxfb_global_mxinfo;
-EXPORT_SYMBOL(matroxfb_global_mxinfo);
-#endif
 EXPORT_SYMBOL(matroxfb_vgaHWinit);		/* DAC1064, Ti3026 */
 EXPORT_SYMBOL(matroxfb_vgaHWrestore);		/* DAC1064, Ti3026 */
 EXPORT_SYMBOL(matroxfb_read_pins);
diff --git a/drivers/video/matrox/matroxfb_misc.h b/drivers/video/matrox/matroxfb_misc.h
index cb62cc0ead96..351c823f1f74 100644
--- a/drivers/video/matrox/matroxfb_misc.h
+++ b/drivers/video/matrox/matroxfb_misc.h
@@ -6,13 +6,16 @@
 /* also for modules */
 int matroxfb_PLL_calcclock(const struct matrox_pll_features* pll, unsigned int freq, unsigned int fmax,
 	unsigned int* in, unsigned int* feed, unsigned int* post);
-static inline int PLL_calcclock(CPMINFO unsigned int freq, unsigned int fmax,
-		unsigned int* in, unsigned int* feed, unsigned int* post) {
-	return matroxfb_PLL_calcclock(&ACCESS_FBINFO(features.pll), freq, fmax, in, feed, post);
+static inline int PLL_calcclock(const struct matrox_fb_info *minfo,
+				unsigned int freq, unsigned int fmax,
+				unsigned int *in, unsigned int *feed,
+				unsigned int *post)
+{
+	return matroxfb_PLL_calcclock(&minfo->features.pll, freq, fmax, in, feed, post);
 }
 
-int matroxfb_vgaHWinit(WPMINFO struct my_timming* m);
-void matroxfb_vgaHWrestore(WPMINFO2);
-void matroxfb_read_pins(WPMINFO2);
+int matroxfb_vgaHWinit(struct matrox_fb_info *minfo, struct my_timming* m);
+void matroxfb_vgaHWrestore(struct matrox_fb_info *minfo);
+void matroxfb_read_pins(struct matrox_fb_info *minfo);
 
 #endif	/* __MATROXFB_MISC_H__ */
diff --git a/drivers/video/msm/Makefile b/drivers/video/msm/Makefile
new file mode 100644
index 000000000000..802d6ae523fb
--- /dev/null
+++ b/drivers/video/msm/Makefile
@@ -0,0 +1,19 @@
+
+# core framebuffer
+#
+obj-y := msm_fb.o
+
+# MDP DMA/PPP engine
+#
+obj-y += mdp.o mdp_scale_tables.o mdp_ppp.o
+
+# MDDI interface
+#
+obj-y += mddi.o
+
+# MDDI client/panel drivers
+#
+obj-y += mddi_client_dummy.o
+obj-y += mddi_client_toshiba.o
+obj-y += mddi_client_nt35399.o
+
diff --git a/drivers/video/msm/mddi.c b/drivers/video/msm/mddi.c
new file mode 100644
index 000000000000..474421fe79a6
--- /dev/null
+++ b/drivers/video/msm/mddi.c
@@ -0,0 +1,827 @@
+/*
+ * MSM MDDI Transport
+ *
+ * Copyright (C) 2007 Google Incorporated
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
+ * GNU General Public License for more details.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/dma-mapping.h>
+#include <linux/interrupt.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/spinlock.h>
+#include <linux/clk.h>
+#include <linux/io.h>
+#include <linux/sched.h>
+#include <mach/msm_iomap.h>
+#include <mach/irqs.h>
+#include <mach/board.h>
+#include <mach/msm_fb.h>
+#include "mddi_hw.h"
+
+#define FLAG_DISABLE_HIBERNATION 0x0001
+#define FLAG_HAVE_CAPS		 0x0002
+#define FLAG_HAS_VSYNC_IRQ	 0x0004
+#define FLAG_HAVE_STATUS	 0x0008
+
+#define CMD_GET_CLIENT_CAP     0x0601
+#define CMD_GET_CLIENT_STATUS  0x0602
+
+union mddi_rev {
+	unsigned char raw[MDDI_REV_BUFFER_SIZE];
+	struct mddi_rev_packet hdr;
+	struct mddi_client_status status;
+	struct mddi_client_caps caps;
+	struct mddi_register_access reg;
+};
+
+struct reg_read_info {
+	struct completion done;
+	uint32_t reg;
+	uint32_t status;
+	uint32_t result;
+};
+
+struct mddi_info {
+	uint16_t flags;
+	uint16_t version;
+	char __iomem *base;
+	int irq;
+	struct clk *clk;
+	struct msm_mddi_client_data client_data;
+
+	/* buffer for rev encap packets */
+	void *rev_data;
+	dma_addr_t rev_addr;
+	struct mddi_llentry *reg_write_data;
+	dma_addr_t reg_write_addr;
+	struct mddi_llentry *reg_read_data;
+	dma_addr_t reg_read_addr;
+	size_t rev_data_curr;
+
+	spinlock_t int_lock;
+	uint32_t int_enable;
+	uint32_t got_int;
+	wait_queue_head_t int_wait;
+
+	struct mutex reg_write_lock;
+	struct mutex reg_read_lock;
+	struct reg_read_info *reg_read;
+
+	struct mddi_client_caps caps;
+	struct mddi_client_status status;
+
+	void (*power_client)(struct msm_mddi_client_data *, int);
+
+	/* client device published to bind us to the
+	 * appropriate mddi_client driver
+	 */
+	char client_name[20];
+
+	struct platform_device client_pdev;
+};
+
+static void mddi_init_rev_encap(struct mddi_info *mddi);
+
+#define mddi_readl(r) readl(mddi->base + (MDDI_##r))
+#define mddi_writel(v, r) writel((v), mddi->base + (MDDI_##r))
+
+void mddi_activate_link(struct msm_mddi_client_data *cdata)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+
+	mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+}
+
+static void mddi_handle_link_list_done(struct mddi_info *mddi)
+{
+}
+
+static void mddi_reset_rev_encap_ptr(struct mddi_info *mddi)
+{
+	printk(KERN_INFO "mddi: resetting rev ptr\n");
+	mddi->rev_data_curr = 0;
+	mddi_writel(mddi->rev_addr, REV_PTR);
+	mddi_writel(mddi->rev_addr, REV_PTR);
+	mddi_writel(MDDI_CMD_FORCE_NEW_REV_PTR, CMD);
+}
+
+static void mddi_handle_rev_data(struct mddi_info *mddi, union mddi_rev *rev)
+{
+	int i;
+	struct reg_read_info *ri;
+
+	if ((rev->hdr.length <= MDDI_REV_BUFFER_SIZE - 2) &&
+	   (rev->hdr.length >= sizeof(struct mddi_rev_packet) - 2)) {
+
+		switch (rev->hdr.type) {
+		case TYPE_CLIENT_CAPS:
+			memcpy(&mddi->caps, &rev->caps,
+			       sizeof(struct mddi_client_caps));
+			mddi->flags |= FLAG_HAVE_CAPS;
+			wake_up(&mddi->int_wait);
+			break;
+		case TYPE_CLIENT_STATUS:
+			memcpy(&mddi->status, &rev->status,
+			       sizeof(struct mddi_client_status));
+			mddi->flags |= FLAG_HAVE_STATUS;
+			wake_up(&mddi->int_wait);
+			break;
+		case TYPE_REGISTER_ACCESS:
+			ri = mddi->reg_read;
+			if (ri == 0) {
+				printk(KERN_INFO "rev: got reg %x = %x without "
+						 " pending read\n",
+				       rev->reg.register_address,
+				       rev->reg.register_data_list);
+				break;
+			}
+			if (ri->reg != rev->reg.register_address) {
+				printk(KERN_INFO "rev: got reg %x = %x for "
+						 "wrong register, expected "
+						 "%x\n",
+				       rev->reg.register_address,
+				       rev->reg.register_data_list, ri->reg);
+				break;
+			}
+			mddi->reg_read = NULL;
+			ri->status = 0;
+			ri->result = rev->reg.register_data_list;
+			complete(&ri->done);
+			break;
+		default:
+			printk(KERN_INFO "rev: unknown reverse packet: "
+					 "len=%04x type=%04x CURR_REV_PTR=%x\n",
+			       rev->hdr.length, rev->hdr.type,
+			       mddi_readl(CURR_REV_PTR));
+			for (i = 0; i < rev->hdr.length + 2; i++) {
+				if ((i % 16) == 0)
+					printk(KERN_INFO "\n");
+				printk(KERN_INFO " %02x", rev->raw[i]);
+			}
+			printk(KERN_INFO "\n");
+			mddi_reset_rev_encap_ptr(mddi);
+		}
+	} else {
+		printk(KERN_INFO "bad rev length, %d, CURR_REV_PTR %x\n",
+		       rev->hdr.length, mddi_readl(CURR_REV_PTR));
+		mddi_reset_rev_encap_ptr(mddi);
+	}
+}
+
+static void mddi_wait_interrupt(struct mddi_info *mddi, uint32_t intmask);
+
+static void mddi_handle_rev_data_avail(struct mddi_info *mddi)
+{
+	union mddi_rev *rev = mddi->rev_data;
+	uint32_t rev_data_count;
+	uint32_t rev_crc_err_count;
+	int i;
+	struct reg_read_info *ri;
+	size_t prev_offset;
+	uint16_t length;
+
+	union mddi_rev *crev = mddi->rev_data + mddi->rev_data_curr;
+
+	/* clear the interrupt */
+	mddi_writel(MDDI_INT_REV_DATA_AVAIL, INT);
+	rev_data_count = mddi_readl(REV_PKT_CNT);
+	rev_crc_err_count = mddi_readl(REV_CRC_ERR);
+	if (rev_data_count > 1)
+		printk(KERN_INFO "rev_data_count %d\n", rev_data_count);
+
+	if (rev_crc_err_count) {
+		printk(KERN_INFO "rev_crc_err_count %d, INT %x\n",
+		       rev_crc_err_count,  mddi_readl(INT));
+		ri = mddi->reg_read;
+		if (ri == 0) {
+			printk(KERN_INFO "rev: got crc error without pending "
+			       "read\n");
+		} else {
+			mddi->reg_read = NULL;
+			ri->status = -EIO;
+			ri->result = -1;
+			complete(&ri->done);
+		}
+	}
+
+	if (rev_data_count == 0)
+		return;
+
+	prev_offset = mddi->rev_data_curr;
+
+	length = *((uint8_t *)mddi->rev_data + mddi->rev_data_curr);
+	mddi->rev_data_curr++;
+	if (mddi->rev_data_curr == MDDI_REV_BUFFER_SIZE)
+		mddi->rev_data_curr = 0;
+	length += *((uint8_t *)mddi->rev_data + mddi->rev_data_curr) << 8;
+	mddi->rev_data_curr += 1 + length;
+	if (mddi->rev_data_curr >= MDDI_REV_BUFFER_SIZE)
+		mddi->rev_data_curr =
+			mddi->rev_data_curr % MDDI_REV_BUFFER_SIZE;
+
+	if (length > MDDI_REV_BUFFER_SIZE - 2) {
+		printk(KERN_INFO "mddi: rev data length greater than buffer"
+			"size\n");
+		mddi_reset_rev_encap_ptr(mddi);
+		return;
+	}
+
+	if (prev_offset + 2 + length >= MDDI_REV_BUFFER_SIZE) {
+		union mddi_rev tmprev;
+		size_t rem = MDDI_REV_BUFFER_SIZE - prev_offset;
+		memcpy(&tmprev.raw[0], mddi->rev_data + prev_offset, rem);
+		memcpy(&tmprev.raw[rem], mddi->rev_data, 2 + length - rem);
+		mddi_handle_rev_data(mddi, &tmprev);
+	} else {
+		mddi_handle_rev_data(mddi, crev);
+	}
+
+	if (prev_offset < MDDI_REV_BUFFER_SIZE / 2 &&
+	    mddi->rev_data_curr >= MDDI_REV_BUFFER_SIZE / 2) {
+		mddi_writel(mddi->rev_addr, REV_PTR);
+	}
+}
+
+static irqreturn_t mddi_isr(int irq, void *data)
+{
+	struct msm_mddi_client_data *cdata = data;
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	uint32_t active, status;
+
+	spin_lock(&mddi->int_lock);
+
+	active = mddi_readl(INT);
+	status = mddi_readl(STAT);
+
+	mddi_writel(active, INT);
+
+	/* ignore any interrupts we have disabled */
+	active &= mddi->int_enable;
+
+	mddi->got_int |= active;
+	wake_up(&mddi->int_wait);
+
+	if (active & MDDI_INT_PRI_LINK_LIST_DONE) {
+		mddi->int_enable &= (~MDDI_INT_PRI_LINK_LIST_DONE);
+		mddi_handle_link_list_done(mddi);
+	}
+	if (active & MDDI_INT_REV_DATA_AVAIL)
+		mddi_handle_rev_data_avail(mddi);
+
+	if (active & ~MDDI_INT_NEED_CLEAR)
+		mddi->int_enable &= ~(active & ~MDDI_INT_NEED_CLEAR);
+
+	if (active & MDDI_INT_LINK_ACTIVE) {
+		mddi->int_enable &= (~MDDI_INT_LINK_ACTIVE);
+		mddi->int_enable |= MDDI_INT_IN_HIBERNATION;
+	}
+
+	if (active & MDDI_INT_IN_HIBERNATION) {
+		mddi->int_enable &= (~MDDI_INT_IN_HIBERNATION);
+		mddi->int_enable |= MDDI_INT_LINK_ACTIVE;
+	}
+
+	mddi_writel(mddi->int_enable, INTEN);
+	spin_unlock(&mddi->int_lock);
+
+	return IRQ_HANDLED;
+}
+
+static long mddi_wait_interrupt_timeout(struct mddi_info *mddi,
+					uint32_t intmask, int timeout)
+{
+	unsigned long irq_flags;
+
+	spin_lock_irqsave(&mddi->int_lock, irq_flags);
+	mddi->got_int &= ~intmask;
+	mddi->int_enable |= intmask;
+	mddi_writel(mddi->int_enable, INTEN);
+	spin_unlock_irqrestore(&mddi->int_lock, irq_flags);
+	return wait_event_timeout(mddi->int_wait, mddi->got_int & intmask,
+				  timeout);
+}
+
+static void mddi_wait_interrupt(struct mddi_info *mddi, uint32_t intmask)
+{
+	if (mddi_wait_interrupt_timeout(mddi, intmask, HZ/10) == 0)
+		printk(KERN_INFO KERN_ERR "mddi_wait_interrupt %d, timeout "
+		       "waiting for %x, INT = %x, STAT = %x gotint = %x\n",
+		       current->pid, intmask, mddi_readl(INT), mddi_readl(STAT),
+		       mddi->got_int);
+}
+
+static void mddi_init_rev_encap(struct mddi_info *mddi)
+{
+	memset(mddi->rev_data, 0xee, MDDI_REV_BUFFER_SIZE);
+	mddi_writel(mddi->rev_addr, REV_PTR);
+	mddi_writel(MDDI_CMD_FORCE_NEW_REV_PTR, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+}
+
+void mddi_set_auto_hibernate(struct msm_mddi_client_data *cdata, int on)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	mddi_writel(MDDI_CMD_POWERDOWN, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_IN_HIBERNATION);
+	mddi_writel(MDDI_CMD_HIBERNATE | !!on, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+}
+
+
+static uint16_t mddi_init_registers(struct mddi_info *mddi)
+{
+	mddi_writel(0x0001, VERSION);
+	mddi_writel(MDDI_HOST_BYTES_PER_SUBFRAME, BPS);
+	mddi_writel(0x0003, SPM); /* subframes per media */
+	mddi_writel(0x0005, TA1_LEN);
+	mddi_writel(MDDI_HOST_TA2_LEN, TA2_LEN);
+	mddi_writel(0x0096, DRIVE_HI);
+	/* 0x32 normal, 0x50 for Toshiba display */
+	mddi_writel(0x0050, DRIVE_LO);
+	mddi_writel(0x003C, DISP_WAKE); /* wakeup counter */
+	mddi_writel(MDDI_HOST_REV_RATE_DIV, REV_RATE_DIV);
+
+	mddi_writel(MDDI_REV_BUFFER_SIZE, REV_SIZE);
+	mddi_writel(MDDI_MAX_REV_PKT_SIZE, REV_ENCAP_SZ);
+
+	/* disable periodic rev encap */
+	mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+	if (mddi_readl(PAD_CTL) == 0) {
+		/* If we are turning on band gap, need to wait 5us before
+		 * turning on the rest of the PAD */
+		mddi_writel(0x08000, PAD_CTL);
+		udelay(5);
+	}
+
+	/* Recommendation from PAD hw team */
+	mddi_writel(0xa850f, PAD_CTL);
+
+
+	/* Need an even number for counts */
+	mddi_writel(0x60006, DRIVER_START_CNT);
+
+	mddi_set_auto_hibernate(&mddi->client_data, 0);
+
+	mddi_writel(MDDI_CMD_DISP_IGNORE, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+	mddi_init_rev_encap(mddi);
+	return mddi_readl(CORE_VER) & 0xffff;
+}
+
+static void mddi_suspend(struct msm_mddi_client_data *cdata)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	/* turn off the client */
+	if (mddi->power_client)
+		mddi->power_client(&mddi->client_data, 0);
+	/* turn off the link */
+	mddi_writel(MDDI_CMD_RESET, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	/* turn off the clock */
+	clk_disable(mddi->clk);
+}
+
+static void mddi_resume(struct msm_mddi_client_data *cdata)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	mddi_set_auto_hibernate(&mddi->client_data, 0);
+	/* turn on the client */
+	if (mddi->power_client)
+		mddi->power_client(&mddi->client_data, 1);
+	/* turn on the clock */
+	clk_enable(mddi->clk);
+	/* set up the local registers */
+	mddi->rev_data_curr = 0;
+	mddi_init_registers(mddi);
+	mddi_writel(mddi->int_enable, INTEN);
+	mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+	mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	mddi_set_auto_hibernate(&mddi->client_data, 1);
+}
+
+static int __init mddi_get_client_caps(struct mddi_info *mddi)
+{
+	int i, j;
+
+	/* clear any stale interrupts */
+	mddi_writel(0xffffffff, INT);
+
+	mddi->int_enable = MDDI_INT_LINK_ACTIVE |
+			   MDDI_INT_IN_HIBERNATION |
+			   MDDI_INT_PRI_LINK_LIST_DONE |
+			   MDDI_INT_REV_DATA_AVAIL |
+			   MDDI_INT_REV_OVERFLOW |
+			   MDDI_INT_REV_OVERWRITE |
+			   MDDI_INT_RTD_FAILURE;
+	mddi_writel(mddi->int_enable, INTEN);
+
+	mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+	for (j = 0; j < 3; j++) {
+		/* the toshiba vga panel does not respond to get
+		 * caps unless you SEND_RTD, but the first SEND_RTD
+		 * will fail...
+		 */
+		for (i = 0; i < 4; i++) {
+			uint32_t stat;
+
+			mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+			mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+			stat = mddi_readl(STAT);
+			printk(KERN_INFO "mddi cmd send rtd: int %x, stat %x, "
+					"rtd val %x\n", mddi_readl(INT), stat,
+					mddi_readl(RTD_VAL));
+			if ((stat & MDDI_STAT_RTD_MEAS_FAIL) == 0)
+				break;
+			msleep(1);
+		}
+
+		mddi_writel(CMD_GET_CLIENT_CAP, CMD);
+		mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+		wait_event_timeout(mddi->int_wait, mddi->flags & FLAG_HAVE_CAPS,
+				   HZ / 100);
+
+		if (mddi->flags & FLAG_HAVE_CAPS)
+			break;
+		printk(KERN_INFO KERN_ERR "mddi_init, timeout waiting for "
+				"caps\n");
+	}
+	return mddi->flags & FLAG_HAVE_CAPS;
+}
+
+/* link must be active when this is called */
+int mddi_check_status(struct mddi_info *mddi)
+{
+	int ret = -1, retry = 3;
+	mutex_lock(&mddi->reg_read_lock);
+	mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 1, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+
+	do {
+		mddi->flags &= ~FLAG_HAVE_STATUS;
+		mddi_writel(CMD_GET_CLIENT_STATUS, CMD);
+		mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+		wait_event_timeout(mddi->int_wait,
+				   mddi->flags & FLAG_HAVE_STATUS,
+				   HZ / 100);
+
+		if (mddi->flags & FLAG_HAVE_STATUS) {
+			if (mddi->status.crc_error_count)
+				printk(KERN_INFO "mddi status: crc_error "
+					"count: %d\n",
+					mddi->status.crc_error_count);
+			else
+				ret = 0;
+			break;
+		} else
+			printk(KERN_INFO "mddi status: failed to get client "
+				"status\n");
+		mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+		mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	} while (--retry);
+
+	mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 0, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	mutex_unlock(&mddi->reg_read_lock);
+	return ret;
+}
+
+
+void mddi_remote_write(struct msm_mddi_client_data *cdata, uint32_t val,
+		       uint32_t reg)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	struct mddi_llentry *ll;
+	struct mddi_register_access *ra;
+
+	mutex_lock(&mddi->reg_write_lock);
+
+	ll = mddi->reg_write_data;
+
+	ra = &(ll->u.r);
+	ra->length = 14 + 4;
+	ra->type = TYPE_REGISTER_ACCESS;
+	ra->client_id = 0;
+	ra->read_write_info = MDDI_WRITE | 1;
+	ra->crc16 = 0;
+
+	ra->register_address = reg;
+	ra->register_data_list = val;
+
+	ll->flags = 1;
+	ll->header_count = 14;
+	ll->data_count = 4;
+	ll->data = mddi->reg_write_addr + offsetof(struct mddi_llentry,
+						   u.r.register_data_list);
+	ll->next = 0;
+	ll->reserved = 0;
+
+	mddi_writel(mddi->reg_write_addr, PRI_PTR);
+
+	mddi_wait_interrupt(mddi, MDDI_INT_PRI_LINK_LIST_DONE);
+	mutex_unlock(&mddi->reg_write_lock);
+}
+
+uint32_t mddi_remote_read(struct msm_mddi_client_data *cdata, uint32_t reg)
+{
+	struct mddi_info *mddi = container_of(cdata, struct mddi_info,
+					      client_data);
+	struct mddi_llentry *ll;
+	struct mddi_register_access *ra;
+	struct reg_read_info ri;
+	unsigned s;
+	int retry_count = 2;
+	unsigned long irq_flags;
+
+	mutex_lock(&mddi->reg_read_lock);
+
+	ll = mddi->reg_read_data;
+
+	ra = &(ll->u.r);
+	ra->length = 14;
+	ra->type = TYPE_REGISTER_ACCESS;
+	ra->client_id = 0;
+	ra->read_write_info = MDDI_READ | 1;
+	ra->crc16 = 0;
+
+	ra->register_address = reg;
+
+	ll->flags = 0x11;
+	ll->header_count = 14;
+	ll->data_count = 0;
+	ll->data = 0;
+	ll->next = 0;
+	ll->reserved = 0;
+
+	s = mddi_readl(STAT);
+
+	ri.reg = reg;
+	ri.status = -1;
+
+	do {
+		init_completion(&ri.done);
+		mddi->reg_read = &ri;
+		mddi_writel(mddi->reg_read_addr, PRI_PTR);
+
+		mddi_wait_interrupt(mddi, MDDI_INT_PRI_LINK_LIST_DONE);
+
+		/* Enable Periodic Reverse Encapsulation. */
+		mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 1, CMD);
+		mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+		if (wait_for_completion_timeout(&ri.done, HZ/10) == 0 &&
+		    !ri.done.done) {
+			printk(KERN_INFO "mddi_remote_read(%x) timeout "
+					 "(%d %d %d)\n",
+			       reg, ri.status, ri.result, ri.done.done);
+			spin_lock_irqsave(&mddi->int_lock, irq_flags);
+			mddi->reg_read = NULL;
+			spin_unlock_irqrestore(&mddi->int_lock, irq_flags);
+			ri.status = -1;
+			ri.result = -1;
+		}
+		if (ri.status == 0)
+			break;
+
+		mddi_writel(MDDI_CMD_SEND_RTD, CMD);
+		mddi_writel(MDDI_CMD_LINK_ACTIVE, CMD);
+		mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+		printk(KERN_INFO "mddi_remote_read: failed, sent "
+		       "MDDI_CMD_SEND_RTD: int %x, stat %x, rtd val %x "
+		       "curr_rev_ptr %x\n", mddi_readl(INT), mddi_readl(STAT),
+		       mddi_readl(RTD_VAL), mddi_readl(CURR_REV_PTR));
+	} while (retry_count-- > 0);
+	/* Disable Periodic Reverse Encapsulation. */
+	mddi_writel(MDDI_CMD_PERIODIC_REV_ENCAP | 0, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	mddi->reg_read = NULL;
+	mutex_unlock(&mddi->reg_read_lock);
+	return ri.result;
+}
+
+static struct mddi_info mddi_info[2];
+
+static int __init mddi_clk_setup(struct platform_device *pdev,
+				 struct mddi_info *mddi,
+				 unsigned long clk_rate)
+{
+	int ret;
+
+	/* set up the clocks */
+	mddi->clk = clk_get(&pdev->dev, "mddi_clk");
+	if (IS_ERR(mddi->clk)) {
+		printk(KERN_INFO "mddi: failed to get clock\n");
+		return PTR_ERR(mddi->clk);
+	}
+	ret =  clk_enable(mddi->clk);
+	if (ret)
+		goto fail;
+	ret = clk_set_rate(mddi->clk, clk_rate);
+	if (ret)
+		goto fail;
+	return 0;
+
+fail:
+	clk_put(mddi->clk);
+	return ret;
+}
+
+static int __init mddi_rev_data_setup(struct mddi_info *mddi)
+{
+	void *dma;
+	dma_addr_t dma_addr;
+
+	/* set up dma buffer */
+	dma = dma_alloc_coherent(NULL, 0x1000, &dma_addr, GFP_KERNEL);
+	if (dma == 0)
+		return -ENOMEM;
+	mddi->rev_data = dma;
+	mddi->rev_data_curr = 0;
+	mddi->rev_addr = dma_addr;
+	mddi->reg_write_data = dma + MDDI_REV_BUFFER_SIZE;
+	mddi->reg_write_addr = dma_addr + MDDI_REV_BUFFER_SIZE;
+	mddi->reg_read_data = mddi->reg_write_data + 1;
+	mddi->reg_read_addr = mddi->reg_write_addr +
+			      sizeof(*mddi->reg_write_data);
+	return 0;
+}
+
+static int __init mddi_probe(struct platform_device *pdev)
+{
+	struct msm_mddi_platform_data *pdata = pdev->dev.platform_data;
+	struct mddi_info *mddi = &mddi_info[pdev->id];
+	struct resource *resource;
+	int ret, i;
+
+	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!resource) {
+		printk(KERN_ERR "mddi: no associated mem resource!\n");
+		return -ENOMEM;
+	}
+	mddi->base = ioremap(resource->start, resource->end - resource->start);
+	if (!mddi->base) {
+		printk(KERN_ERR "mddi: failed to remap base!\n");
+		ret = -EINVAL;
+		goto error_ioremap;
+	}
+	resource = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
+	if (!resource) {
+		printk(KERN_ERR "mddi: no associated irq resource!\n");
+		ret = -EINVAL;
+		goto error_get_irq_resource;
+	}
+	mddi->irq = resource->start;
+	printk(KERN_INFO "mddi: init() base=0x%p irq=%d\n", mddi->base,
+	       mddi->irq);
+	mddi->power_client = pdata->power_client;
+
+	mutex_init(&mddi->reg_write_lock);
+	mutex_init(&mddi->reg_read_lock);
+	spin_lock_init(&mddi->int_lock);
+	init_waitqueue_head(&mddi->int_wait);
+
+	ret = mddi_clk_setup(pdev, mddi, pdata->clk_rate);
+	if (ret) {
+		printk(KERN_ERR "mddi: failed to setup clock!\n");
+		goto error_clk_setup;
+	}
+
+	ret = mddi_rev_data_setup(mddi);
+	if (ret) {
+		printk(KERN_ERR "mddi: failed to setup rev data!\n");
+		goto error_rev_data;
+	}
+
+	mddi->int_enable = 0;
+	mddi_writel(mddi->int_enable, INTEN);
+	ret = request_irq(mddi->irq, mddi_isr, IRQF_DISABLED, "mddi",
+			  &mddi->client_data);
+	if (ret) {
+		printk(KERN_ERR "mddi: failed to request enable irq!\n");
+		goto error_request_irq;
+	}
+
+	/* turn on the mddi client bridge chip */
+	if (mddi->power_client)
+		mddi->power_client(&mddi->client_data, 1);
+
+	/* initialize the mddi registers */
+	mddi_set_auto_hibernate(&mddi->client_data, 0);
+	mddi_writel(MDDI_CMD_RESET, CMD);
+	mddi_wait_interrupt(mddi, MDDI_INT_NO_CMD_PKTS_PEND);
+	mddi->version = mddi_init_registers(mddi);
+	if (mddi->version < 0x20) {
+		printk(KERN_ERR "mddi: unsupported version 0x%x\n",
+		       mddi->version);
+		ret = -ENODEV;
+		goto error_mddi_version;
+	}
+
+	/* read the capabilities off the client */
+	if (!mddi_get_client_caps(mddi)) {
+		printk(KERN_INFO "mddi: no client found\n");
+		/* power down the panel */
+		mddi_writel(MDDI_CMD_POWERDOWN, CMD);
+		printk(KERN_INFO "mddi powerdown: stat %x\n", mddi_readl(STAT));
+		msleep(100);
+		printk(KERN_INFO "mddi powerdown: stat %x\n", mddi_readl(STAT));
+		return 0;
+	}
+	mddi_set_auto_hibernate(&mddi->client_data, 1);
+
+	if (mddi->caps.Mfr_Name == 0 && mddi->caps.Product_Code == 0)
+		pdata->fixup(&mddi->caps.Mfr_Name, &mddi->caps.Product_Code);
+
+	mddi->client_pdev.id = 0;
+	for (i = 0; i < pdata->num_clients; i++) {
+		if (pdata->client_platform_data[i].product_id ==
+		    (mddi->caps.Mfr_Name << 16 | mddi->caps.Product_Code)) {
+			mddi->client_data.private_client_data =
+				pdata->client_platform_data[i].client_data;
+			mddi->client_pdev.name =
+				pdata->client_platform_data[i].name;
+			mddi->client_pdev.id =
+				pdata->client_platform_data[i].id;
+			/* XXX: possibly set clock */
+			break;
+		}
+	}
+
+	if (i >= pdata->num_clients)
+		mddi->client_pdev.name = "mddi_c_dummy";
+	printk(KERN_INFO "mddi: registering panel %s\n",
+		mddi->client_pdev.name);
+
+	mddi->client_data.suspend = mddi_suspend;
+	mddi->client_data.resume = mddi_resume;
+	mddi->client_data.activate_link = mddi_activate_link;
+	mddi->client_data.remote_write = mddi_remote_write;
+	mddi->client_data.remote_read = mddi_remote_read;
+	mddi->client_data.auto_hibernate = mddi_set_auto_hibernate;
+	mddi->client_data.fb_resource = pdata->fb_resource;
+	if (pdev->id == 0)
+		mddi->client_data.interface_type = MSM_MDDI_PMDH_INTERFACE;
+	else if (pdev->id == 1)
+		mddi->client_data.interface_type = MSM_MDDI_EMDH_INTERFACE;
+	else {
+		printk(KERN_ERR "mddi: can not determine interface %d!\n",
+		       pdev->id);
+		ret = -EINVAL;
+		goto error_mddi_interface;
+	}
+
+	mddi->client_pdev.dev.platform_data = &mddi->client_data;
+	printk(KERN_INFO "mddi: publish: %s\n", mddi->client_name);
+	platform_device_register(&mddi->client_pdev);
+	return 0;
+
+error_mddi_interface:
+error_mddi_version:
+	free_irq(mddi->irq, 0);
+error_request_irq:
+	dma_free_coherent(NULL, 0x1000, mddi->rev_data, mddi->rev_addr);
+error_rev_data:
+error_clk_setup:
+error_get_irq_resource:
+	iounmap(mddi->base);
+error_ioremap:
+
+	printk(KERN_INFO "mddi: mddi_init() failed (%d)\n", ret);
+	return ret;
+}
+
+
+static struct platform_driver mddi_driver = {
+	.probe = mddi_probe,
+	.driver = { .name = "msm_mddi" },
+};
+
+static int __init _mddi_init(void)
+{
+	return platform_driver_register(&mddi_driver);
+}
+
+module_init(_mddi_init);
diff --git a/drivers/video/msm/mddi_client_dummy.c b/drivers/video/msm/mddi_client_dummy.c
new file mode 100644
index 000000000000..ebbae87885b6
--- /dev/null
+++ b/drivers/video/msm/mddi_client_dummy.c
@@ -0,0 +1,97 @@
+/* drivers/video/msm_fb/mddi_client_dummy.c
+ *
+ * Support for "dummy" mddi client devices which require no
+ * special initialization code.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+
+#include <mach/msm_fb.h>
+
+struct panel_info {
+	struct platform_device pdev;
+	struct msm_panel_data panel_data;
+};
+
+static int mddi_dummy_suspend(struct msm_panel_data *panel_data)
+{
+	return 0;
+}
+
+static int mddi_dummy_resume(struct msm_panel_data *panel_data)
+{
+	return 0;
+}
+
+static int mddi_dummy_blank(struct msm_panel_data *panel_data)
+{
+	return 0;
+}
+
+static int mddi_dummy_unblank(struct msm_panel_data *panel_data)
+{
+	return 0;
+}
+
+static int mddi_dummy_probe(struct platform_device *pdev)
+{
+	struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+	struct panel_info *panel =
+		kzalloc(sizeof(struct panel_info), GFP_KERNEL);
+	int ret;
+	if (!panel)
+		return -ENOMEM;
+	platform_set_drvdata(pdev, panel);
+	panel->panel_data.suspend = mddi_dummy_suspend;
+	panel->panel_data.resume = mddi_dummy_resume;
+	panel->panel_data.blank = mddi_dummy_blank;
+	panel->panel_data.unblank = mddi_dummy_unblank;
+	panel->panel_data.caps = MSMFB_CAP_PARTIAL_UPDATES;
+	panel->pdev.name = "msm_panel";
+	panel->pdev.id = pdev->id;
+	platform_device_add_resources(&panel->pdev,
+				      client_data->fb_resource, 1);
+	panel->panel_data.fb_data = client_data->private_client_data;
+	panel->pdev.dev.platform_data = &panel->panel_data;
+	ret = platform_device_register(&panel->pdev);
+	if (ret) {
+		kfree(panel);
+		return ret;
+	}
+	return 0;
+}
+
+static int mddi_dummy_remove(struct platform_device *pdev)
+{
+	struct panel_info *panel = platform_get_drvdata(pdev);
+	kfree(panel);
+	return 0;
+}
+
+static struct platform_driver mddi_client_dummy = {
+	.probe = mddi_dummy_probe,
+	.remove = mddi_dummy_remove,
+	.driver = { .name = "mddi_c_dummy" },
+};
+
+static int __init mddi_client_dummy_init(void)
+{
+	platform_driver_register(&mddi_client_dummy);
+	return 0;
+}
+
+module_init(mddi_client_dummy_init);
+
diff --git a/drivers/video/msm/mddi_client_nt35399.c b/drivers/video/msm/mddi_client_nt35399.c
new file mode 100644
index 000000000000..c9e9349451cb
--- /dev/null
+++ b/drivers/video/msm/mddi_client_nt35399.c
@@ -0,0 +1,256 @@
+/* drivers/video/msm_fb/mddi_client_nt35399.c
+ *
+ * Support for Novatek NT35399 MDDI client of Sapphire
+ *
+ * Copyright (C) 2008 HTC Incorporated
+ * Author: Solomon Chiu (solomon_chiu@htc.com)
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/sched.h>
+#include <linux/gpio.h>
+#include <mach/msm_fb.h>
+
+static DECLARE_WAIT_QUEUE_HEAD(nt35399_vsync_wait);
+
+struct panel_info {
+	struct msm_mddi_client_data *client_data;
+	struct platform_device pdev;
+	struct msm_panel_data panel_data;
+	struct msmfb_callback *fb_callback;
+	struct work_struct panel_work;
+	struct workqueue_struct *fb_wq;
+	int nt35399_got_int;
+};
+
+static void
+nt35399_request_vsync(struct msm_panel_data *panel_data,
+		      struct msmfb_callback *callback)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	panel->fb_callback = callback;
+	if (panel->nt35399_got_int) {
+		panel->nt35399_got_int = 0;
+		client_data->activate_link(client_data); /* clears interrupt */
+	}
+}
+
+static void nt35399_wait_vsync(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	if (panel->nt35399_got_int) {
+		panel->nt35399_got_int = 0;
+		client_data->activate_link(client_data); /* clears interrupt */
+	}
+
+	if (wait_event_timeout(nt35399_vsync_wait, panel->nt35399_got_int,
+				HZ/2) == 0)
+		printk(KERN_ERR "timeout waiting for VSYNC\n");
+
+	panel->nt35399_got_int = 0;
+	/* interrupt clears when screen dma starts */
+}
+
+static int nt35399_suspend(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+	int ret;
+
+	ret = bridge_data->uninit(bridge_data, client_data);
+	if (ret) {
+		printk(KERN_INFO "mddi nt35399 client: non zero return from "
+			"uninit\n");
+		return ret;
+	}
+	client_data->suspend(client_data);
+	return 0;
+}
+
+static int nt35399_resume(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+	int ret;
+
+	client_data->resume(client_data);
+	ret = bridge_data->init(bridge_data, client_data);
+	if (ret)
+		return ret;
+	return 0;
+}
+
+static int nt35399_blank(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+
+	return bridge_data->blank(bridge_data, client_data);
+}
+
+static int nt35399_unblank(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+
+	return bridge_data->unblank(bridge_data, client_data);
+}
+
+irqreturn_t nt35399_vsync_interrupt(int irq, void *data)
+{
+	struct panel_info *panel = data;
+
+	panel->nt35399_got_int = 1;
+
+	if (panel->fb_callback) {
+		panel->fb_callback->func(panel->fb_callback);
+		panel->fb_callback = NULL;
+	}
+
+	wake_up(&nt35399_vsync_wait);
+
+	return IRQ_HANDLED;
+}
+
+static int setup_vsync(struct panel_info *panel, int init)
+{
+	int ret;
+	int gpio = 97;
+	unsigned int irq;
+
+	if (!init) {
+		ret = 0;
+		goto uninit;
+	}
+	ret = gpio_request(gpio, "vsync");
+	if (ret)
+		goto err_request_gpio_failed;
+
+	ret = gpio_direction_input(gpio);
+	if (ret)
+		goto err_gpio_direction_input_failed;
+
+	ret = irq = gpio_to_irq(gpio);
+	if (ret < 0)
+		goto err_get_irq_num_failed;
+
+	ret = request_irq(irq, nt35399_vsync_interrupt, IRQF_TRIGGER_RISING,
+			  "vsync", panel);
+	if (ret)
+		goto err_request_irq_failed;
+
+	printk(KERN_INFO "vsync on gpio %d now %d\n",
+	       gpio, gpio_get_value(gpio));
+	return 0;
+
+uninit:
+	free_irq(gpio_to_irq(gpio), panel->client_data);
+err_request_irq_failed:
+err_get_irq_num_failed:
+err_gpio_direction_input_failed:
+	gpio_free(gpio);
+err_request_gpio_failed:
+	return ret;
+}
+
+static int mddi_nt35399_probe(struct platform_device *pdev)
+{
+	struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+
+	int ret;
+
+	struct panel_info *panel = kzalloc(sizeof(struct panel_info),
+					   GFP_KERNEL);
+
+	printk(KERN_DEBUG "%s: enter.\n", __func__);
+
+	if (!panel)
+		return -ENOMEM;
+	platform_set_drvdata(pdev, panel);
+
+	ret = setup_vsync(panel, 1);
+	if (ret) {
+		dev_err(&pdev->dev, "mddi_nt35399_setup_vsync failed\n");
+		return ret;
+	}
+
+	panel->client_data = client_data;
+	panel->panel_data.suspend = nt35399_suspend;
+	panel->panel_data.resume = nt35399_resume;
+	panel->panel_data.wait_vsync = nt35399_wait_vsync;
+	panel->panel_data.request_vsync = nt35399_request_vsync;
+	panel->panel_data.blank = nt35399_blank;
+	panel->panel_data.unblank = nt35399_unblank;
+	panel->panel_data.fb_data = &bridge_data->fb_data;
+	panel->panel_data.caps = 0;
+
+	panel->pdev.name = "msm_panel";
+	panel->pdev.id = pdev->id;
+	panel->pdev.resource = client_data->fb_resource;
+	panel->pdev.num_resources = 1;
+	panel->pdev.dev.platform_data = &panel->panel_data;
+
+	if (bridge_data->init)
+		bridge_data->init(bridge_data, client_data);
+
+	platform_device_register(&panel->pdev);
+
+	return 0;
+}
+
+static int mddi_nt35399_remove(struct platform_device *pdev)
+{
+	struct panel_info *panel = platform_get_drvdata(pdev);
+
+	setup_vsync(panel, 0);
+	kfree(panel);
+	return 0;
+}
+
+static struct platform_driver mddi_client_0bda_8a47 = {
+	.probe = mddi_nt35399_probe,
+	.remove = mddi_nt35399_remove,
+	.driver = { .name = "mddi_c_0bda_8a47" },
+};
+
+static int __init mddi_client_nt35399_init(void)
+{
+	return platform_driver_register(&mddi_client_0bda_8a47);
+}
+
+module_init(mddi_client_nt35399_init);
+
diff --git a/drivers/video/msm/mddi_client_toshiba.c b/drivers/video/msm/mddi_client_toshiba.c
new file mode 100644
index 000000000000..71048e78f7f0
--- /dev/null
+++ b/drivers/video/msm/mddi_client_toshiba.c
@@ -0,0 +1,284 @@
+/* drivers/video/msm_fb/mddi_client_toshiba.c
+ *
+ * Support for Toshiba TC358720XBG mddi client devices which require no
+ * special initialization code.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/platform_device.h>
+#include <linux/interrupt.h>
+#include <linux/gpio.h>
+#include <linux/sched.h>
+#include <mach/msm_fb.h>
+
+
+#define LCD_CONTROL_BLOCK_BASE 0x110000
+#define CMN         (LCD_CONTROL_BLOCK_BASE|0x10)
+#define INTFLG      (LCD_CONTROL_BLOCK_BASE|0x18)
+#define HCYCLE      (LCD_CONTROL_BLOCK_BASE|0x34)
+#define HDE_START   (LCD_CONTROL_BLOCK_BASE|0x3C)
+#define VPOS        (LCD_CONTROL_BLOCK_BASE|0xC0)
+#define MPLFBUF     (LCD_CONTROL_BLOCK_BASE|0x20)
+#define WAKEUP      (LCD_CONTROL_BLOCK_BASE|0x54)
+#define WSYN_DLY    (LCD_CONTROL_BLOCK_BASE|0x58)
+#define REGENB      (LCD_CONTROL_BLOCK_BASE|0x5C)
+
+#define BASE5 0x150000
+#define BASE6 0x160000
+#define BASE7 0x170000
+
+#define GPIOIEV     (BASE5 + 0x10)
+#define GPIOIE      (BASE5 + 0x14)
+#define GPIORIS     (BASE5 + 0x18)
+#define GPIOMIS     (BASE5 + 0x1C)
+#define GPIOIC      (BASE5 + 0x20)
+
+#define INTMASK     (BASE6 + 0x0C)
+#define INTMASK_VWAKEOUT (1U << 0)
+#define INTMASK_VWAKEOUT_ACTIVE_LOW (1U << 8)
+#define GPIOSEL     (BASE7 + 0x00)
+#define GPIOSEL_VWAKEINT (1U << 0)
+
+static DECLARE_WAIT_QUEUE_HEAD(toshiba_vsync_wait);
+
+struct panel_info {
+	struct msm_mddi_client_data *client_data;
+	struct platform_device pdev;
+	struct msm_panel_data panel_data;
+	struct msmfb_callback *toshiba_callback;
+	int toshiba_got_int;
+};
+
+
+static void toshiba_request_vsync(struct msm_panel_data *panel_data,
+				  struct msmfb_callback *callback)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	panel->toshiba_callback = callback;
+	if (panel->toshiba_got_int) {
+		panel->toshiba_got_int = 0;
+		client_data->activate_link(client_data);
+	}
+}
+
+static void toshiba_clear_vsync(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	client_data->activate_link(client_data);
+}
+
+static void toshiba_wait_vsync(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	if (panel->toshiba_got_int) {
+		panel->toshiba_got_int = 0;
+		client_data->activate_link(client_data); /* clears interrupt */
+	}
+	if (wait_event_timeout(toshiba_vsync_wait, panel->toshiba_got_int,
+				HZ/2) == 0)
+		printk(KERN_ERR "timeout waiting for VSYNC\n");
+	panel->toshiba_got_int = 0;
+	/* interrupt clears when screen dma starts */
+}
+
+static int toshiba_suspend(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+	int ret;
+
+	ret = bridge_data->uninit(bridge_data, client_data);
+	if (ret) {
+		printk(KERN_INFO "mddi toshiba client: non zero return from "
+			"uninit\n");
+		return ret;
+	}
+	client_data->suspend(client_data);
+	return 0;
+}
+
+static int toshiba_resume(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+	int ret;
+
+	client_data->resume(client_data);
+	ret = bridge_data->init(bridge_data, client_data);
+	if (ret)
+		return ret;
+	return 0;
+}
+
+static int toshiba_blank(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+
+	return bridge_data->blank(bridge_data, client_data);
+}
+
+static int toshiba_unblank(struct msm_panel_data *panel_data)
+{
+	struct panel_info *panel = container_of(panel_data, struct panel_info,
+						panel_data);
+	struct msm_mddi_client_data *client_data = panel->client_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+
+	return bridge_data->unblank(bridge_data, client_data);
+}
+
+irqreturn_t toshiba_vsync_interrupt(int irq, void *data)
+{
+	struct panel_info *panel = data;
+
+	panel->toshiba_got_int = 1;
+	if (panel->toshiba_callback) {
+		panel->toshiba_callback->func(panel->toshiba_callback);
+		panel->toshiba_callback = 0;
+	}
+	wake_up(&toshiba_vsync_wait);
+	return IRQ_HANDLED;
+}
+
+static int setup_vsync(struct panel_info *panel,
+		       int init)
+{
+	int ret;
+	int gpio = 97;
+	unsigned int irq;
+
+	if (!init) {
+		ret = 0;
+		goto uninit;
+	}
+	ret = gpio_request(gpio, "vsync");
+	if (ret)
+		goto err_request_gpio_failed;
+
+	ret = gpio_direction_input(gpio);
+	if (ret)
+		goto err_gpio_direction_input_failed;
+
+	ret = irq = gpio_to_irq(gpio);
+	if (ret < 0)
+		goto err_get_irq_num_failed;
+
+	ret = request_irq(irq, toshiba_vsync_interrupt, IRQF_TRIGGER_RISING,
+			  "vsync", panel);
+	if (ret)
+		goto err_request_irq_failed;
+	printk(KERN_INFO "vsync on gpio %d now %d\n",
+	       gpio, gpio_get_value(gpio));
+	return 0;
+
+uninit:
+	free_irq(gpio_to_irq(gpio), panel);
+err_request_irq_failed:
+err_get_irq_num_failed:
+err_gpio_direction_input_failed:
+	gpio_free(gpio);
+err_request_gpio_failed:
+	return ret;
+}
+
+static int mddi_toshiba_probe(struct platform_device *pdev)
+{
+	int ret;
+	struct msm_mddi_client_data *client_data = pdev->dev.platform_data;
+	struct msm_mddi_bridge_platform_data *bridge_data =
+		client_data->private_client_data;
+	struct panel_info *panel =
+		kzalloc(sizeof(struct panel_info), GFP_KERNEL);
+	if (!panel)
+		return -ENOMEM;
+	platform_set_drvdata(pdev, panel);
+
+	/* mddi_remote_write(mddi, 0, WAKEUP); */
+	client_data->remote_write(client_data, GPIOSEL_VWAKEINT, GPIOSEL);
+	client_data->remote_write(client_data, INTMASK_VWAKEOUT, INTMASK);
+
+	ret = setup_vsync(panel, 1);
+	if (ret) {
+		dev_err(&pdev->dev, "mddi_bridge_setup_vsync failed\n");
+		return ret;
+	}
+
+	panel->client_data = client_data;
+	panel->panel_data.suspend = toshiba_suspend;
+	panel->panel_data.resume = toshiba_resume;
+	panel->panel_data.wait_vsync = toshiba_wait_vsync;
+	panel->panel_data.request_vsync = toshiba_request_vsync;
+	panel->panel_data.clear_vsync = toshiba_clear_vsync;
+	panel->panel_data.blank = toshiba_blank;
+	panel->panel_data.unblank = toshiba_unblank;
+	panel->panel_data.fb_data =  &bridge_data->fb_data;
+	panel->panel_data.caps = MSMFB_CAP_PARTIAL_UPDATES;
+
+	panel->pdev.name = "msm_panel";
+	panel->pdev.id = pdev->id;
+	panel->pdev.resource = client_data->fb_resource;
+	panel->pdev.num_resources = 1;
+	panel->pdev.dev.platform_data = &panel->panel_data;
+	bridge_data->init(bridge_data, client_data);
+	platform_device_register(&panel->pdev);
+
+	return 0;
+}
+
+static int mddi_toshiba_remove(struct platform_device *pdev)
+{
+	struct panel_info *panel = platform_get_drvdata(pdev);
+
+	setup_vsync(panel, 0);
+	kfree(panel);
+	return 0;
+}
+
+static struct platform_driver mddi_client_d263_0000 = {
+	.probe = mddi_toshiba_probe,
+	.remove = mddi_toshiba_remove,
+	.driver = { .name = "mddi_c_d263_0000" },
+};
+
+static int __init mddi_client_toshiba_init(void)
+{
+	platform_driver_register(&mddi_client_d263_0000);
+	return 0;
+}
+
+module_init(mddi_client_toshiba_init);
+
diff --git a/drivers/video/msm/mddi_hw.h b/drivers/video/msm/mddi_hw.h
new file mode 100644
index 000000000000..45cc01fc1e7f
--- /dev/null
+++ b/drivers/video/msm/mddi_hw.h
@@ -0,0 +1,305 @@
+/* drivers/video/msm_fb/mddi_hw.h
+ *
+ * MSM MDDI Hardware Registers and Structures
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#ifndef _MDDI_HW_H_
+#define _MDDI_HW_H_
+
+#include <linux/types.h>
+
+#define MDDI_CMD                0x0000
+#define MDDI_VERSION            0x0004
+#define MDDI_PRI_PTR            0x0008
+#define MDDI_SEC_PTR            0x000c
+#define MDDI_BPS                0x0010
+#define MDDI_SPM                0x0014
+#define MDDI_INT                0x0018
+#define MDDI_INTEN              0x001c
+#define MDDI_REV_PTR            0x0020
+#define MDDI_REV_SIZE           0x0024
+#define MDDI_STAT               0x0028
+#define MDDI_REV_RATE_DIV       0x002c
+#define MDDI_REV_CRC_ERR        0x0030
+#define MDDI_TA1_LEN            0x0034
+#define MDDI_TA2_LEN            0x0038
+#define MDDI_TEST_BUS           0x003c
+#define MDDI_TEST               0x0040
+#define MDDI_REV_PKT_CNT        0x0044
+#define MDDI_DRIVE_HI           0x0048
+#define MDDI_DRIVE_LO           0x004c
+#define MDDI_DISP_WAKE          0x0050
+#define MDDI_REV_ENCAP_SZ       0x0054
+#define MDDI_RTD_VAL            0x0058
+#define MDDI_PAD_CTL            0x0068
+#define MDDI_DRIVER_START_CNT   0x006c
+#define MDDI_NEXT_PRI_PTR       0x0070
+#define MDDI_NEXT_SEC_PTR       0x0074
+#define MDDI_MISR_CTL           0x0078
+#define MDDI_MISR_DATA          0x007c
+#define MDDI_SF_CNT             0x0080
+#define MDDI_MF_CNT             0x0084
+#define MDDI_CURR_REV_PTR       0x0088
+#define MDDI_CORE_VER           0x008c
+
+#define MDDI_INT_PRI_PTR_READ       0x0001
+#define MDDI_INT_SEC_PTR_READ       0x0002
+#define MDDI_INT_REV_DATA_AVAIL     0x0004
+#define MDDI_INT_DISP_REQ           0x0008
+#define MDDI_INT_PRI_UNDERFLOW      0x0010
+#define MDDI_INT_SEC_UNDERFLOW      0x0020
+#define MDDI_INT_REV_OVERFLOW       0x0040
+#define MDDI_INT_CRC_ERROR          0x0080
+#define MDDI_INT_MDDI_IN            0x0100
+#define MDDI_INT_PRI_OVERWRITE      0x0200
+#define MDDI_INT_SEC_OVERWRITE      0x0400
+#define MDDI_INT_REV_OVERWRITE      0x0800
+#define MDDI_INT_DMA_FAILURE        0x1000
+#define MDDI_INT_LINK_ACTIVE        0x2000
+#define MDDI_INT_IN_HIBERNATION     0x4000
+#define MDDI_INT_PRI_LINK_LIST_DONE 0x8000
+#define MDDI_INT_SEC_LINK_LIST_DONE 0x10000
+#define MDDI_INT_NO_CMD_PKTS_PEND   0x20000
+#define MDDI_INT_RTD_FAILURE        0x40000
+#define MDDI_INT_REV_PKT_RECEIVED   0x80000
+#define MDDI_INT_REV_PKTS_AVAIL     0x100000
+
+#define MDDI_INT_NEED_CLEAR ( \
+	MDDI_INT_REV_DATA_AVAIL | \
+	MDDI_INT_PRI_UNDERFLOW | \
+	MDDI_INT_SEC_UNDERFLOW | \
+	MDDI_INT_REV_OVERFLOW | \
+	MDDI_INT_CRC_ERROR | \
+	MDDI_INT_REV_PKT_RECEIVED)
+
+
+#define MDDI_STAT_LINK_ACTIVE        0x0001
+#define MDDI_STAT_NEW_REV_PTR        0x0002
+#define MDDI_STAT_NEW_PRI_PTR        0x0004
+#define MDDI_STAT_NEW_SEC_PTR        0x0008
+#define MDDI_STAT_IN_HIBERNATION     0x0010
+#define MDDI_STAT_PRI_LINK_LIST_DONE 0x0020
+#define MDDI_STAT_SEC_LINK_LIST_DONE 0x0040
+#define MDDI_STAT_PENDING_TIMING_PKT 0x0080
+#define MDDI_STAT_PENDING_REV_ENCAP  0x0100
+#define MDDI_STAT_PENDING_POWERDOWN  0x0200
+#define MDDI_STAT_RTD_MEAS_FAIL      0x0800
+#define MDDI_STAT_CLIENT_WAKEUP_REQ  0x1000
+
+
+#define MDDI_CMD_POWERDOWN           0x0100
+#define MDDI_CMD_POWERUP             0x0200
+#define MDDI_CMD_HIBERNATE           0x0300
+#define MDDI_CMD_RESET               0x0400
+#define MDDI_CMD_DISP_IGNORE         0x0501
+#define MDDI_CMD_DISP_LISTEN         0x0500
+#define MDDI_CMD_SEND_REV_ENCAP      0x0600
+#define MDDI_CMD_GET_CLIENT_CAP      0x0601
+#define MDDI_CMD_GET_CLIENT_STATUS   0x0602
+#define MDDI_CMD_SEND_RTD            0x0700
+#define MDDI_CMD_LINK_ACTIVE         0x0900
+#define MDDI_CMD_PERIODIC_REV_ENCAP  0x0A00
+#define MDDI_CMD_FORCE_NEW_REV_PTR   0x0C00
+
+
+
+#define MDDI_VIDEO_REV_PKT_SIZE              0x40
+#define MDDI_CLIENT_CAPABILITY_REV_PKT_SIZE  0x60
+#define MDDI_MAX_REV_PKT_SIZE                0x60
+
+/* #define MDDI_REV_BUFFER_SIZE 128 */
+#define MDDI_REV_BUFFER_SIZE (MDDI_MAX_REV_PKT_SIZE * 4)
+
+/* MDP sends 256 pixel packets, so lower value hibernates more without
+ * significantly increasing latency of waiting for next subframe */
+#define MDDI_HOST_BYTES_PER_SUBFRAME  0x3C00
+#define MDDI_HOST_TA2_LEN       0x000c
+#define MDDI_HOST_REV_RATE_DIV  0x0002
+
+
+struct __attribute__((packed)) mddi_rev_packet {
+	uint16_t length;
+	uint16_t type;
+	uint16_t client_id;
+};
+
+struct __attribute__((packed)) mddi_client_status {
+	uint16_t length;
+	uint16_t type;
+	uint16_t client_id;
+	uint16_t reverse_link_request;  /* bytes needed in rev encap message */
+	uint8_t  crc_error_count;
+	uint8_t  capability_change;
+	uint16_t graphics_busy_flags;
+	uint16_t crc16;
+};
+
+struct __attribute__((packed)) mddi_client_caps {
+	uint16_t length; /* length, exclusive of this field */
+	uint16_t type; /* 66 */
+	uint16_t client_id;
+
+	uint16_t Protocol_Version;
+	uint16_t Minimum_Protocol_Version;
+	uint16_t Data_Rate_Capability;
+	uint8_t  Interface_Type_Capability;
+	uint8_t  Number_of_Alt_Displays;
+	uint16_t PostCal_Data_Rate;
+	uint16_t Bitmap_Width;
+	uint16_t Bitmap_Height;
+	uint16_t Display_Window_Width;
+	uint16_t Display_Window_Height;
+	uint32_t Color_Map_Size;
+	uint16_t Color_Map_RGB_Width;
+	uint16_t RGB_Capability;
+	uint8_t  Monochrome_Capability;
+	uint8_t  Reserved_1;
+	uint16_t Y_Cb_Cr_Capability;
+	uint16_t Bayer_Capability;
+	uint16_t Alpha_Cursor_Image_Planes;
+	uint32_t Client_Feature_Capability_Indicators;
+	uint8_t  Maximum_Video_Frame_Rate_Capability;
+	uint8_t  Minimum_Video_Frame_Rate_Capability;
+	uint16_t Minimum_Sub_frame_Rate;
+	uint16_t Audio_Buffer_Depth;
+	uint16_t Audio_Channel_Capability;
+	uint16_t Audio_Sample_Rate_Capability;
+	uint8_t  Audio_Sample_Resolution;
+	uint8_t  Mic_Audio_Sample_Resolution;
+	uint16_t Mic_Sample_Rate_Capability;
+	uint8_t  Keyboard_Data_Format;
+	uint8_t  pointing_device_data_format;
+	uint16_t content_protection_type;
+	uint16_t Mfr_Name;
+	uint16_t Product_Code;
+	uint16_t Reserved_3;
+	uint32_t Serial_Number;
+	uint8_t  Week_of_Manufacture;
+	uint8_t  Year_of_Manufacture;
+
+	uint16_t crc16;
+} mddi_client_capability_type;
+
+
+struct __attribute__((packed)) mddi_video_stream {
+	uint16_t length;
+	uint16_t type; /* 16 */
+	uint16_t client_id; /* 0 */
+
+	uint16_t video_data_format_descriptor;
+/* format of each pixel in the Pixel Data in the present stream in the
+ * present packet.
+ * If bits [15:13] = 000 monochrome
+ * If bits [15:13] = 001 color pixels (palette).
+ * If bits [15:13] = 010 color pixels in raw RGB
+ * If bits [15:13] = 011 data in 4:2:2 Y Cb Cr format
+ * If bits [15:13] = 100 Bayer pixels
+ */
+
+	uint16_t pixel_data_attributes;
+/* interpreted as follows:
+ * Bits [1:0] = 11  pixel data is displayed to both eyes
+ * Bits [1:0] = 10  pixel data is routed to the left eye only.
+ * Bits [1:0] = 01  pixel data is routed to the right eye only.
+ * Bits [1:0] = 00  pixel data is routed to the alternate display.
+ * Bit 2 is 0  Pixel Data is in the standard progressive format.
+ * Bit 2 is 1  Pixel Data is in interlace format.
+ * Bit 3 is 0  Pixel Data is in the standard progressive format.
+ * Bit 3 is 1  Pixel Data is in alternate pixel format.
+ * Bit 4 is 0  Pixel Data is to or from the display frame buffer.
+ * Bit 4 is 1  Pixel Data is to or from the camera.
+ * Bit 5 is 0  pixel data contains the next consecutive row of pixels.
+ * Bit 5 is 1  X Left Edge, Y Top Edge, X Right Edge, Y Bottom Edge,
+ *             X Start, and Y Start parameters are not defined and
+ *             shall be ignored by the client.
+ * Bits [7:6] = 01  Pixel data is written to the offline image buffer.
+ * Bits [7:6] = 00  Pixel data is written to the buffer to refresh display.
+ * Bits [7:6] = 11  Pixel data is written to all image buffers.
+ * Bits [7:6] = 10  Invalid. Reserved for future use.
+ * Bits 8 through 11 alternate display number.
+ * Bits 12 through 14 are reserved for future use and shall be set to zero.
+ * Bit 15 is 1 the row of pixels is the last row of pixels in a frame.
+ */
+
+	uint16_t x_left_edge;
+	uint16_t y_top_edge;
+	/* X,Y coordinate of the top left edge of the screen window */
+
+	uint16_t x_right_edge;
+	uint16_t y_bottom_edge;
+	/* X,Y coordinate of the bottom right edge of the window being
+	 * updated. */
+
+	uint16_t x_start;
+	uint16_t y_start;
+	/* (X Start, Y Start) is the first pixel in the Pixel Data field
+	 * below. */
+
+	uint16_t pixel_count;
+	/* number of pixels in the Pixel Data field below. */
+
+	uint16_t parameter_CRC;
+	/* 16-bit CRC of all bytes from the Packet Length to the Pixel Count. */
+
+	uint16_t reserved;
+	/* 16-bit variable to make structure align on 4 byte boundary */
+};
+
+#define TYPE_VIDEO_STREAM      16
+#define TYPE_CLIENT_CAPS       66
+#define TYPE_REGISTER_ACCESS   146
+#define TYPE_CLIENT_STATUS     70
+
+struct __attribute__((packed)) mddi_register_access {
+	uint16_t length;
+	uint16_t type; /* 146 */
+	uint16_t client_id;
+
+	uint16_t read_write_info;
+	/* Bits 13:0  a 14-bit unsigned integer that specifies the number of
+	 *            32-bit Register Data List items to be transferred in the
+	 *            Register Data List field.
+	 * Bits[15:14] = 00  Write to register(s);
+	 * Bits[15:14] = 10  Read from register(s);
+	 * Bits[15:14] = 11  Response to a Read.
+	 * Bits[15:14] = 01  this value is reserved for future use. */
+#define MDDI_WRITE     (0 << 14)
+#define MDDI_READ      (2 << 14)
+#define MDDI_READ_RESP (3 << 14)
+
+	uint32_t register_address;
+	/* the register address that is to be written to or read from. */
+
+	uint16_t crc16;
+
+	uint32_t register_data_list;
+	/* list of 4-byte register data values for/from client registers */
+};
+
+struct __attribute__((packed)) mddi_llentry {
+	uint16_t flags;
+	uint16_t header_count;
+	uint16_t data_count;
+	dma_addr_t data; /* 32 bit */
+	struct mddi_llentry *next;
+	uint16_t reserved;
+	union {
+		struct mddi_video_stream v;
+		struct mddi_register_access r;
+		uint32_t _[12];
+	} u;
+};
+
+#endif
diff --git a/drivers/video/msm/mdp.c b/drivers/video/msm/mdp.c
new file mode 100644
index 000000000000..6c519e2fa2b7
--- /dev/null
+++ b/drivers/video/msm/mdp.c
@@ -0,0 +1,520 @@
+/* drivers/video/msm_fb/mdp.c
+ *
+ * MSM MDP Interface (used by framebuffer core)
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/kernel.h>
+#include <linux/fb.h>
+#include <linux/msm_mdp.h>
+#include <linux/interrupt.h>
+#include <linux/wait.h>
+#include <linux/clk.h>
+#include <linux/file.h>
+#include <linux/major.h>
+
+#include <mach/msm_iomap.h>
+#include <mach/msm_fb.h>
+#include <linux/platform_device.h>
+
+#include "mdp_hw.h"
+
+struct class *mdp_class;
+
+#define MDP_CMD_DEBUG_ACCESS_BASE (0x10000)
+
+static uint16_t mdp_default_ccs[] = {
+	0x254, 0x000, 0x331, 0x254, 0xF38, 0xE61, 0x254, 0x409, 0x000,
+	0x010, 0x080, 0x080
+};
+
+static DECLARE_WAIT_QUEUE_HEAD(mdp_dma2_waitqueue);
+static DECLARE_WAIT_QUEUE_HEAD(mdp_ppp_waitqueue);
+static struct msmfb_callback *dma_callback;
+static struct clk *clk;
+static unsigned int mdp_irq_mask;
+static DEFINE_SPINLOCK(mdp_lock);
+DEFINE_MUTEX(mdp_mutex);
+
+static int enable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+	unsigned long irq_flags;
+	int ret = 0;
+
+	BUG_ON(!mask);
+
+	spin_lock_irqsave(&mdp_lock, irq_flags);
+	/* if the mask bits are already set return an error, this interrupt
+	 * is already enabled */
+	if (mdp_irq_mask & mask) {
+		printk(KERN_ERR "mdp irq already on already on %x %x\n",
+		       mdp_irq_mask, mask);
+		ret = -1;
+	}
+	/* if the mdp irq is not already enabled enable it */
+	if (!mdp_irq_mask) {
+		if (clk)
+			clk_enable(clk);
+		enable_irq(mdp->irq);
+	}
+
+	/* update the irq mask to reflect the fact that the interrupt is
+	 * enabled */
+	mdp_irq_mask |= mask;
+	spin_unlock_irqrestore(&mdp_lock, irq_flags);
+	return ret;
+}
+
+static int locked_disable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+	/* this interrupt is already disabled! */
+	if (!(mdp_irq_mask & mask)) {
+		printk(KERN_ERR "mdp irq already off %x %x\n",
+		       mdp_irq_mask, mask);
+		return -1;
+	}
+	/* update the irq mask to reflect the fact that the interrupt is
+	 * disabled */
+	mdp_irq_mask &= ~(mask);
+	/* if no one is waiting on the interrupt, disable it */
+	if (!mdp_irq_mask) {
+		disable_irq(mdp->irq);
+		if (clk)
+			clk_disable(clk);
+	}
+	return 0;
+}
+
+static int disable_mdp_irq(struct mdp_info *mdp, uint32_t mask)
+{
+	unsigned long irq_flags;
+	int ret;
+
+	spin_lock_irqsave(&mdp_lock, irq_flags);
+	ret = locked_disable_mdp_irq(mdp, mask);
+	spin_unlock_irqrestore(&mdp_lock, irq_flags);
+	return ret;
+}
+
+static irqreturn_t mdp_isr(int irq, void *data)
+{
+	uint32_t status;
+	unsigned long irq_flags;
+	struct mdp_info *mdp = data;
+
+	spin_lock_irqsave(&mdp_lock, irq_flags);
+
+	status = mdp_readl(mdp, MDP_INTR_STATUS);
+	mdp_writel(mdp, status, MDP_INTR_CLEAR);
+
+	status &= mdp_irq_mask;
+	if (status & DL0_DMA2_TERM_DONE) {
+		if (dma_callback) {
+			dma_callback->func(dma_callback);
+			dma_callback = NULL;
+		}
+		wake_up(&mdp_dma2_waitqueue);
+	}
+
+	if (status & DL0_ROI_DONE)
+		wake_up(&mdp_ppp_waitqueue);
+
+	if (status)
+		locked_disable_mdp_irq(mdp, status);
+
+	spin_unlock_irqrestore(&mdp_lock, irq_flags);
+	return IRQ_HANDLED;
+}
+
+static uint32_t mdp_check_mask(uint32_t mask)
+{
+	uint32_t ret;
+	unsigned long irq_flags;
+
+	spin_lock_irqsave(&mdp_lock, irq_flags);
+	ret = mdp_irq_mask & mask;
+	spin_unlock_irqrestore(&mdp_lock, irq_flags);
+	return ret;
+}
+
+static int mdp_wait(struct mdp_info *mdp, uint32_t mask, wait_queue_head_t *wq)
+{
+	int ret = 0;
+	unsigned long irq_flags;
+
+	wait_event_timeout(*wq, !mdp_check_mask(mask), HZ);
+
+	spin_lock_irqsave(&mdp_lock, irq_flags);
+	if (mdp_irq_mask & mask) {
+		locked_disable_mdp_irq(mdp, mask);
+		printk(KERN_WARNING "timeout waiting for mdp to complete %x\n",
+		       mask);
+		ret = -ETIMEDOUT;
+	}
+	spin_unlock_irqrestore(&mdp_lock, irq_flags);
+
+	return ret;
+}
+
+void mdp_dma_wait(struct mdp_device *mdp_dev)
+{
+#define MDP_MAX_TIMEOUTS 20
+	static int timeout_count;
+	struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+	if (mdp_wait(mdp, DL0_DMA2_TERM_DONE, &mdp_dma2_waitqueue) == -ETIMEDOUT)
+		timeout_count++;
+	else
+		timeout_count = 0;
+
+	if (timeout_count > MDP_MAX_TIMEOUTS) {
+		printk(KERN_ERR "mdp: dma failed %d times, somethings wrong!\n",
+		       MDP_MAX_TIMEOUTS);
+		BUG();
+	}
+}
+
+static int mdp_ppp_wait(struct mdp_info *mdp)
+{
+	return mdp_wait(mdp, DL0_ROI_DONE, &mdp_ppp_waitqueue);
+}
+
+void mdp_dma_to_mddi(struct mdp_info *mdp, uint32_t addr, uint32_t stride,
+		     uint32_t width, uint32_t height, uint32_t x, uint32_t y,
+		     struct msmfb_callback *callback)
+{
+	uint32_t dma2_cfg;
+	uint16_t ld_param = 0; /* 0=PRIM, 1=SECD, 2=EXT */
+
+	if (enable_mdp_irq(mdp, DL0_DMA2_TERM_DONE)) {
+		printk(KERN_ERR "mdp_dma_to_mddi: busy\n");
+		return;
+	}
+
+	dma_callback = callback;
+
+	dma2_cfg = DMA_PACK_TIGHT |
+		DMA_PACK_ALIGN_LSB |
+		DMA_PACK_PATTERN_RGB |
+		DMA_OUT_SEL_AHB |
+		DMA_IBUF_NONCONTIGUOUS;
+
+	dma2_cfg |= DMA_IBUF_FORMAT_RGB565;
+
+	dma2_cfg |= DMA_OUT_SEL_MDDI;
+
+	dma2_cfg |= DMA_MDDI_DMAOUT_LCD_SEL_PRIMARY;
+
+	dma2_cfg |= DMA_DITHER_EN;
+
+	/* setup size, address, and stride */
+	mdp_writel(mdp, (height << 16) | (width),
+		   MDP_CMD_DEBUG_ACCESS_BASE + 0x0184);
+	mdp_writel(mdp, addr, MDP_CMD_DEBUG_ACCESS_BASE + 0x0188);
+	mdp_writel(mdp, stride, MDP_CMD_DEBUG_ACCESS_BASE + 0x018C);
+
+	/* 666 18BPP */
+	dma2_cfg |= DMA_DSTC0G_6BITS | DMA_DSTC1B_6BITS | DMA_DSTC2R_6BITS;
+
+	/* set y & x offset and MDDI transaction parameters */
+	mdp_writel(mdp, (y << 16) | (x), MDP_CMD_DEBUG_ACCESS_BASE + 0x0194);
+	mdp_writel(mdp, ld_param, MDP_CMD_DEBUG_ACCESS_BASE + 0x01a0);
+	mdp_writel(mdp, (MDDI_VDO_PACKET_DESC << 16) | MDDI_VDO_PACKET_PRIM,
+		   MDP_CMD_DEBUG_ACCESS_BASE + 0x01a4);
+
+	mdp_writel(mdp, dma2_cfg, MDP_CMD_DEBUG_ACCESS_BASE + 0x0180);
+
+	/* start DMA2 */
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0044);
+}
+
+void mdp_dma(struct mdp_device *mdp_dev, uint32_t addr, uint32_t stride,
+	     uint32_t width, uint32_t height, uint32_t x, uint32_t y,
+	     struct msmfb_callback *callback, int interface)
+{
+	struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+	if (interface == MSM_MDDI_PMDH_INTERFACE) {
+		mdp_dma_to_mddi(mdp, addr, stride, width, height, x, y,
+				callback);
+	}
+}
+
+int get_img(struct mdp_img *img, struct fb_info *info,
+	    unsigned long *start, unsigned long *len,
+	    struct file **filep)
+{
+	int put_needed, ret = 0;
+	struct file *file;
+	unsigned long vstart;
+
+	file = fget_light(img->memory_id, &put_needed);
+	if (file == NULL)
+		return -1;
+
+	if (MAJOR(file->f_dentry->d_inode->i_rdev) == FB_MAJOR) {
+		*start = info->fix.smem_start;
+		*len = info->fix.smem_len;
+	} else
+		ret = -1;
+	fput_light(file, put_needed);
+
+	return ret;
+}
+
+void put_img(struct file *src_file, struct file *dst_file)
+{
+}
+
+int mdp_blit(struct mdp_device *mdp_dev, struct fb_info *fb,
+	     struct mdp_blit_req *req)
+{
+	int ret;
+	unsigned long src_start = 0, src_len = 0, dst_start = 0, dst_len = 0;
+	struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+	struct file *src_file = 0, *dst_file = 0;
+
+	/* WORKAROUND FOR HARDWARE BUG IN BG TILE FETCH */
+	if (unlikely(req->src_rect.h == 0 ||
+		     req->src_rect.w == 0)) {
+		printk(KERN_ERR "mpd_ppp: src img of zero size!\n");
+		return -EINVAL;
+	}
+	if (unlikely(req->dst_rect.h == 0 ||
+		     req->dst_rect.w == 0))
+		return -EINVAL;
+
+	/* do this first so that if this fails, the caller can always
+	 * safely call put_img */
+	if (unlikely(get_img(&req->src, fb, &src_start, &src_len, &src_file))) {
+		printk(KERN_ERR "mpd_ppp: could not retrieve src image from "
+				"memory\n");
+		return -EINVAL;
+	}
+
+	if (unlikely(get_img(&req->dst, fb, &dst_start, &dst_len, &dst_file))) {
+		printk(KERN_ERR "mpd_ppp: could not retrieve dst image from "
+				"memory\n");
+		return -EINVAL;
+	}
+	mutex_lock(&mdp_mutex);
+
+	/* transp_masking unimplemented */
+	req->transp_mask = MDP_TRANSP_NOP;
+	if (unlikely((req->transp_mask != MDP_TRANSP_NOP ||
+		      req->alpha != MDP_ALPHA_NOP ||
+		      HAS_ALPHA(req->src.format)) &&
+		     (req->flags & MDP_ROT_90 &&
+		      req->dst_rect.w <= 16 && req->dst_rect.h >= 16))) {
+		int i;
+		unsigned int tiles = req->dst_rect.h / 16;
+		unsigned int remainder = req->dst_rect.h % 16;
+		req->src_rect.w = 16*req->src_rect.w / req->dst_rect.h;
+		req->dst_rect.h = 16;
+		for (i = 0; i < tiles; i++) {
+			enable_mdp_irq(mdp, DL0_ROI_DONE);
+			ret = mdp_ppp_blit(mdp, req, src_file, src_start,
+					   src_len, dst_file, dst_start,
+					   dst_len);
+			if (ret)
+				goto err_bad_blit;
+			ret = mdp_ppp_wait(mdp);
+			if (ret)
+				goto err_wait_failed;
+			req->dst_rect.y += 16;
+			req->src_rect.x += req->src_rect.w;
+		}
+		if (!remainder)
+			goto end;
+		req->src_rect.w = remainder*req->src_rect.w / req->dst_rect.h;
+		req->dst_rect.h = remainder;
+	}
+	enable_mdp_irq(mdp, DL0_ROI_DONE);
+	ret = mdp_ppp_blit(mdp, req, src_file, src_start, src_len, dst_file,
+			   dst_start,
+			   dst_len);
+	if (ret)
+		goto err_bad_blit;
+	ret = mdp_ppp_wait(mdp);
+	if (ret)
+		goto err_wait_failed;
+end:
+	put_img(src_file, dst_file);
+	mutex_unlock(&mdp_mutex);
+	return 0;
+err_bad_blit:
+	disable_mdp_irq(mdp, DL0_ROI_DONE);
+err_wait_failed:
+	put_img(src_file, dst_file);
+	mutex_unlock(&mdp_mutex);
+	return ret;
+}
+
+void mdp_set_grp_disp(struct mdp_device *mdp_dev, unsigned disp_id)
+{
+	struct mdp_info *mdp = container_of(mdp_dev, struct mdp_info, mdp_dev);
+
+	disp_id &= 0xf;
+	mdp_writel(mdp, disp_id, MDP_FULL_BYPASS_WORD43);
+}
+
+int register_mdp_client(struct class_interface *cint)
+{
+	if (!mdp_class) {
+		pr_err("mdp: no mdp_class when registering mdp client\n");
+		return -ENODEV;
+	}
+	cint->class = mdp_class;
+	return class_interface_register(cint);
+}
+
+#include "mdp_csc_table.h"
+#include "mdp_scale_tables.h"
+
+int mdp_probe(struct platform_device *pdev)
+{
+	struct resource *resource;
+	int ret;
+	int n;
+	struct mdp_info *mdp;
+
+	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!resource) {
+		pr_err("mdp: can not get mdp mem resource!\n");
+		return -ENOMEM;
+	}
+
+	mdp = kzalloc(sizeof(struct mdp_info), GFP_KERNEL);
+	if (!mdp)
+		return -ENOMEM;
+
+	mdp->irq = platform_get_irq(pdev, 0);
+	if (mdp->irq < 0) {
+		pr_err("mdp: can not get mdp irq\n");
+		ret = mdp->irq;
+		goto error_get_irq;
+	}
+
+	mdp->base = ioremap(resource->start,
+			    resource->end - resource->start);
+	if (mdp->base == 0) {
+		printk(KERN_ERR "msmfb: cannot allocate mdp regs!\n");
+		ret = -ENOMEM;
+		goto error_ioremap;
+	}
+
+	mdp->mdp_dev.dma = mdp_dma;
+	mdp->mdp_dev.dma_wait = mdp_dma_wait;
+	mdp->mdp_dev.blit = mdp_blit;
+	mdp->mdp_dev.set_grp_disp = mdp_set_grp_disp;
+
+	clk = clk_get(&pdev->dev, "mdp_clk");
+	if (IS_ERR(clk)) {
+		printk(KERN_INFO "mdp: failed to get mdp clk");
+		return PTR_ERR(clk);
+	}
+
+	ret = request_irq(mdp->irq, mdp_isr, IRQF_DISABLED, "msm_mdp", mdp);
+	if (ret)
+		goto error_request_irq;
+	disable_irq(mdp->irq);
+	mdp_irq_mask = 0;
+
+	/* debug interface write access */
+	mdp_writel(mdp, 1, 0x60);
+
+	mdp_writel(mdp, MDP_ANY_INTR_MASK, MDP_INTR_ENABLE);
+	mdp_writel(mdp, 1, MDP_EBI2_PORTMAP_MODE);
+
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01f8);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01fc);
+
+	for (n = 0; n < ARRAY_SIZE(csc_table); n++)
+		mdp_writel(mdp, csc_table[n].val, csc_table[n].reg);
+
+	/* clear up unused fg/main registers */
+	/* comp.plane 2&3 ystride */
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0120);
+
+	/* unpacked pattern */
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x012c);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0130);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0134);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0158);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x015c);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0160);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0170);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0174);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x017c);
+
+	/* comp.plane 2 & 3 */
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0114);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x0118);
+
+	/* clear unused bg registers */
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01c8);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01d0);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01dc);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01e0);
+	mdp_writel(mdp, 0, MDP_CMD_DEBUG_ACCESS_BASE + 0x01e4);
+
+	for (n = 0; n < ARRAY_SIZE(mdp_upscale_table); n++)
+		mdp_writel(mdp, mdp_upscale_table[n].val,
+		       mdp_upscale_table[n].reg);
+
+	for (n = 0; n < 9; n++)
+		mdp_writel(mdp, mdp_default_ccs[n], 0x40440 + 4 * n);
+	mdp_writel(mdp, mdp_default_ccs[9], 0x40500 + 4 * 0);
+	mdp_writel(mdp, mdp_default_ccs[10], 0x40500 + 4 * 0);
+	mdp_writel(mdp, mdp_default_ccs[11], 0x40500 + 4 * 0);
+
+	/* register mdp device */
+	mdp->mdp_dev.dev.parent = &pdev->dev;
+	mdp->mdp_dev.dev.class = mdp_class;
+
+	/* if you can remove the platform device you'd have to implement
+	 * this:
+	mdp_dev.release = mdp_class; */
+
+	ret = device_register(&mdp->mdp_dev.dev);
+	if (ret)
+		goto error_device_register;
+	return 0;
+
+error_device_register:
+	free_irq(mdp->irq, mdp);
+error_request_irq:
+	iounmap(mdp->base);
+error_get_irq:
+error_ioremap:
+	kfree(mdp);
+	return ret;
+}
+
+static struct platform_driver msm_mdp_driver = {
+	.probe = mdp_probe,
+	.driver = {.name = "msm_mdp"},
+};
+
+static int __init mdp_init(void)
+{
+	mdp_class = class_create(THIS_MODULE, "msm_mdp");
+	if (IS_ERR(mdp_class)) {
+		printk(KERN_ERR "Error creating mdp class\n");
+		return PTR_ERR(mdp_class);
+	}
+	return platform_driver_register(&msm_mdp_driver);
+}
+
+subsys_initcall(mdp_init);
diff --git a/drivers/video/msm/mdp_csc_table.h b/drivers/video/msm/mdp_csc_table.h
new file mode 100644
index 000000000000..d1cde30ead52
--- /dev/null
+++ b/drivers/video/msm/mdp_csc_table.h
@@ -0,0 +1,582 @@
+/* drivers/video/msm_fb/mdp_csc_table.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+static struct {
+	uint32_t reg;
+	uint32_t val;
+} csc_table[] = {
+	{ 0x40400, 0x83 },
+	{ 0x40404, 0x102 },
+	{ 0x40408, 0x32 },
+	{ 0x4040c, 0xffffffb5 },
+	{ 0x40410, 0xffffff6c },
+	{ 0x40414, 0xe1 },
+	{ 0x40418, 0xe1 },
+	{ 0x4041c, 0xffffff45 },
+	{ 0x40420, 0xffffffdc },
+	{ 0x40440, 0x254 },
+	{ 0x40444, 0x0 },
+	{ 0x40448, 0x331 },
+	{ 0x4044c, 0x254 },
+	{ 0x40450, 0xffffff38 },
+	{ 0x40454, 0xfffffe61 },
+	{ 0x40458, 0x254 },
+	{ 0x4045c, 0x409 },
+	{ 0x40460, 0x0 },
+	{ 0x40480, 0x5d },
+	{ 0x40484, 0x13a },
+	{ 0x40488, 0x20 },
+	{ 0x4048c, 0xffffffcd },
+	{ 0x40490, 0xffffff54 },
+	{ 0x40494, 0xe1 },
+	{ 0x40498, 0xe1 },
+	{ 0x4049c, 0xffffff35 },
+	{ 0x404a0, 0xffffffec },
+	{ 0x404c0, 0x254 },
+	{ 0x404c4, 0x0 },
+	{ 0x404c8, 0x396 },
+	{ 0x404cc, 0x254 },
+	{ 0x404d0, 0xffffff94 },
+	{ 0x404d4, 0xfffffef0 },
+	{ 0x404d8, 0x254 },
+	{ 0x404dc, 0x43a },
+	{ 0x404e0, 0x0 },
+	{ 0x40500, 0x10 },
+	{ 0x40504, 0x80 },
+	{ 0x40508, 0x80 },
+	{ 0x40540, 0x10 },
+	{ 0x40544, 0x80 },
+	{ 0x40548, 0x80 },
+	{ 0x40580, 0x10 },
+	{ 0x40584, 0xeb },
+	{ 0x40588, 0x10 },
+	{ 0x4058c, 0xf0 },
+	{ 0x405c0, 0x10 },
+	{ 0x405c4, 0xeb },
+	{ 0x405c8, 0x10 },
+	{ 0x405cc, 0xf0 },
+	{ 0x40800, 0x0 },
+	{ 0x40804, 0x151515 },
+	{ 0x40808, 0x1d1d1d },
+	{ 0x4080c, 0x232323 },
+	{ 0x40810, 0x272727 },
+	{ 0x40814, 0x2b2b2b },
+	{ 0x40818, 0x2f2f2f },
+	{ 0x4081c, 0x333333 },
+	{ 0x40820, 0x363636 },
+	{ 0x40824, 0x393939 },
+	{ 0x40828, 0x3b3b3b },
+	{ 0x4082c, 0x3e3e3e },
+	{ 0x40830, 0x404040 },
+	{ 0x40834, 0x434343 },
+	{ 0x40838, 0x454545 },
+	{ 0x4083c, 0x474747 },
+	{ 0x40840, 0x494949 },
+	{ 0x40844, 0x4b4b4b },
+	{ 0x40848, 0x4d4d4d },
+	{ 0x4084c, 0x4f4f4f },
+	{ 0x40850, 0x515151 },
+	{ 0x40854, 0x535353 },
+	{ 0x40858, 0x555555 },
+	{ 0x4085c, 0x565656 },
+	{ 0x40860, 0x585858 },
+	{ 0x40864, 0x5a5a5a },
+	{ 0x40868, 0x5b5b5b },
+	{ 0x4086c, 0x5d5d5d },
+	{ 0x40870, 0x5e5e5e },
+	{ 0x40874, 0x606060 },
+	{ 0x40878, 0x616161 },
+	{ 0x4087c, 0x636363 },
+	{ 0x40880, 0x646464 },
+	{ 0x40884, 0x666666 },
+	{ 0x40888, 0x676767 },
+	{ 0x4088c, 0x686868 },
+	{ 0x40890, 0x6a6a6a },
+	{ 0x40894, 0x6b6b6b },
+	{ 0x40898, 0x6c6c6c },
+	{ 0x4089c, 0x6e6e6e },
+	{ 0x408a0, 0x6f6f6f },
+	{ 0x408a4, 0x707070 },
+	{ 0x408a8, 0x717171 },
+	{ 0x408ac, 0x727272 },
+	{ 0x408b0, 0x747474 },
+	{ 0x408b4, 0x757575 },
+	{ 0x408b8, 0x767676 },
+	{ 0x408bc, 0x777777 },
+	{ 0x408c0, 0x787878 },
+	{ 0x408c4, 0x797979 },
+	{ 0x408c8, 0x7a7a7a },
+	{ 0x408cc, 0x7c7c7c },
+	{ 0x408d0, 0x7d7d7d },
+	{ 0x408d4, 0x7e7e7e },
+	{ 0x408d8, 0x7f7f7f },
+	{ 0x408dc, 0x808080 },
+	{ 0x408e0, 0x818181 },
+	{ 0x408e4, 0x828282 },
+	{ 0x408e8, 0x838383 },
+	{ 0x408ec, 0x848484 },
+	{ 0x408f0, 0x858585 },
+	{ 0x408f4, 0x868686 },
+	{ 0x408f8, 0x878787 },
+	{ 0x408fc, 0x888888 },
+	{ 0x40900, 0x898989 },
+	{ 0x40904, 0x8a8a8a },
+	{ 0x40908, 0x8b8b8b },
+	{ 0x4090c, 0x8c8c8c },
+	{ 0x40910, 0x8d8d8d },
+	{ 0x40914, 0x8e8e8e },
+	{ 0x40918, 0x8f8f8f },
+	{ 0x4091c, 0x8f8f8f },
+	{ 0x40920, 0x909090 },
+	{ 0x40924, 0x919191 },
+	{ 0x40928, 0x929292 },
+	{ 0x4092c, 0x939393 },
+	{ 0x40930, 0x949494 },
+	{ 0x40934, 0x959595 },
+	{ 0x40938, 0x969696 },
+	{ 0x4093c, 0x969696 },
+	{ 0x40940, 0x979797 },
+	{ 0x40944, 0x989898 },
+	{ 0x40948, 0x999999 },
+	{ 0x4094c, 0x9a9a9a },
+	{ 0x40950, 0x9b9b9b },
+	{ 0x40954, 0x9c9c9c },
+	{ 0x40958, 0x9c9c9c },
+	{ 0x4095c, 0x9d9d9d },
+	{ 0x40960, 0x9e9e9e },
+	{ 0x40964, 0x9f9f9f },
+	{ 0x40968, 0xa0a0a0 },
+	{ 0x4096c, 0xa0a0a0 },
+	{ 0x40970, 0xa1a1a1 },
+	{ 0x40974, 0xa2a2a2 },
+	{ 0x40978, 0xa3a3a3 },
+	{ 0x4097c, 0xa4a4a4 },
+	{ 0x40980, 0xa4a4a4 },
+	{ 0x40984, 0xa5a5a5 },
+	{ 0x40988, 0xa6a6a6 },
+	{ 0x4098c, 0xa7a7a7 },
+	{ 0x40990, 0xa7a7a7 },
+	{ 0x40994, 0xa8a8a8 },
+	{ 0x40998, 0xa9a9a9 },
+	{ 0x4099c, 0xaaaaaa },
+	{ 0x409a0, 0xaaaaaa },
+	{ 0x409a4, 0xababab },
+	{ 0x409a8, 0xacacac },
+	{ 0x409ac, 0xadadad },
+	{ 0x409b0, 0xadadad },
+	{ 0x409b4, 0xaeaeae },
+	{ 0x409b8, 0xafafaf },
+	{ 0x409bc, 0xafafaf },
+	{ 0x409c0, 0xb0b0b0 },
+	{ 0x409c4, 0xb1b1b1 },
+	{ 0x409c8, 0xb2b2b2 },
+	{ 0x409cc, 0xb2b2b2 },
+	{ 0x409d0, 0xb3b3b3 },
+	{ 0x409d4, 0xb4b4b4 },
+	{ 0x409d8, 0xb4b4b4 },
+	{ 0x409dc, 0xb5b5b5 },
+	{ 0x409e0, 0xb6b6b6 },
+	{ 0x409e4, 0xb6b6b6 },
+	{ 0x409e8, 0xb7b7b7 },
+	{ 0x409ec, 0xb8b8b8 },
+	{ 0x409f0, 0xb8b8b8 },
+	{ 0x409f4, 0xb9b9b9 },
+	{ 0x409f8, 0xbababa },
+	{ 0x409fc, 0xbababa },
+	{ 0x40a00, 0xbbbbbb },
+	{ 0x40a04, 0xbcbcbc },
+	{ 0x40a08, 0xbcbcbc },
+	{ 0x40a0c, 0xbdbdbd },
+	{ 0x40a10, 0xbebebe },
+	{ 0x40a14, 0xbebebe },
+	{ 0x40a18, 0xbfbfbf },
+	{ 0x40a1c, 0xc0c0c0 },
+	{ 0x40a20, 0xc0c0c0 },
+	{ 0x40a24, 0xc1c1c1 },
+	{ 0x40a28, 0xc1c1c1 },
+	{ 0x40a2c, 0xc2c2c2 },
+	{ 0x40a30, 0xc3c3c3 },
+	{ 0x40a34, 0xc3c3c3 },
+	{ 0x40a38, 0xc4c4c4 },
+	{ 0x40a3c, 0xc5c5c5 },
+	{ 0x40a40, 0xc5c5c5 },
+	{ 0x40a44, 0xc6c6c6 },
+	{ 0x40a48, 0xc6c6c6 },
+	{ 0x40a4c, 0xc7c7c7 },
+	{ 0x40a50, 0xc8c8c8 },
+	{ 0x40a54, 0xc8c8c8 },
+	{ 0x40a58, 0xc9c9c9 },
+	{ 0x40a5c, 0xc9c9c9 },
+	{ 0x40a60, 0xcacaca },
+	{ 0x40a64, 0xcbcbcb },
+	{ 0x40a68, 0xcbcbcb },
+	{ 0x40a6c, 0xcccccc },
+	{ 0x40a70, 0xcccccc },
+	{ 0x40a74, 0xcdcdcd },
+	{ 0x40a78, 0xcecece },
+	{ 0x40a7c, 0xcecece },
+	{ 0x40a80, 0xcfcfcf },
+	{ 0x40a84, 0xcfcfcf },
+	{ 0x40a88, 0xd0d0d0 },
+	{ 0x40a8c, 0xd0d0d0 },
+	{ 0x40a90, 0xd1d1d1 },
+	{ 0x40a94, 0xd2d2d2 },
+	{ 0x40a98, 0xd2d2d2 },
+	{ 0x40a9c, 0xd3d3d3 },
+	{ 0x40aa0, 0xd3d3d3 },
+	{ 0x40aa4, 0xd4d4d4 },
+	{ 0x40aa8, 0xd4d4d4 },
+	{ 0x40aac, 0xd5d5d5 },
+	{ 0x40ab0, 0xd6d6d6 },
+	{ 0x40ab4, 0xd6d6d6 },
+	{ 0x40ab8, 0xd7d7d7 },
+	{ 0x40abc, 0xd7d7d7 },
+	{ 0x40ac0, 0xd8d8d8 },
+	{ 0x40ac4, 0xd8d8d8 },
+	{ 0x40ac8, 0xd9d9d9 },
+	{ 0x40acc, 0xd9d9d9 },
+	{ 0x40ad0, 0xdadada },
+	{ 0x40ad4, 0xdbdbdb },
+	{ 0x40ad8, 0xdbdbdb },
+	{ 0x40adc, 0xdcdcdc },
+	{ 0x40ae0, 0xdcdcdc },
+	{ 0x40ae4, 0xdddddd },
+	{ 0x40ae8, 0xdddddd },
+	{ 0x40aec, 0xdedede },
+	{ 0x40af0, 0xdedede },
+	{ 0x40af4, 0xdfdfdf },
+	{ 0x40af8, 0xdfdfdf },
+	{ 0x40afc, 0xe0e0e0 },
+	{ 0x40b00, 0xe0e0e0 },
+	{ 0x40b04, 0xe1e1e1 },
+	{ 0x40b08, 0xe1e1e1 },
+	{ 0x40b0c, 0xe2e2e2 },
+	{ 0x40b10, 0xe3e3e3 },
+	{ 0x40b14, 0xe3e3e3 },
+	{ 0x40b18, 0xe4e4e4 },
+	{ 0x40b1c, 0xe4e4e4 },
+	{ 0x40b20, 0xe5e5e5 },
+	{ 0x40b24, 0xe5e5e5 },
+	{ 0x40b28, 0xe6e6e6 },
+	{ 0x40b2c, 0xe6e6e6 },
+	{ 0x40b30, 0xe7e7e7 },
+	{ 0x40b34, 0xe7e7e7 },
+	{ 0x40b38, 0xe8e8e8 },
+	{ 0x40b3c, 0xe8e8e8 },
+	{ 0x40b40, 0xe9e9e9 },
+	{ 0x40b44, 0xe9e9e9 },
+	{ 0x40b48, 0xeaeaea },
+	{ 0x40b4c, 0xeaeaea },
+	{ 0x40b50, 0xebebeb },
+	{ 0x40b54, 0xebebeb },
+	{ 0x40b58, 0xececec },
+	{ 0x40b5c, 0xececec },
+	{ 0x40b60, 0xededed },
+	{ 0x40b64, 0xededed },
+	{ 0x40b68, 0xeeeeee },
+	{ 0x40b6c, 0xeeeeee },
+	{ 0x40b70, 0xefefef },
+	{ 0x40b74, 0xefefef },
+	{ 0x40b78, 0xf0f0f0 },
+	{ 0x40b7c, 0xf0f0f0 },
+	{ 0x40b80, 0xf1f1f1 },
+	{ 0x40b84, 0xf1f1f1 },
+	{ 0x40b88, 0xf2f2f2 },
+	{ 0x40b8c, 0xf2f2f2 },
+	{ 0x40b90, 0xf2f2f2 },
+	{ 0x40b94, 0xf3f3f3 },
+	{ 0x40b98, 0xf3f3f3 },
+	{ 0x40b9c, 0xf4f4f4 },
+	{ 0x40ba0, 0xf4f4f4 },
+	{ 0x40ba4, 0xf5f5f5 },
+	{ 0x40ba8, 0xf5f5f5 },
+	{ 0x40bac, 0xf6f6f6 },
+	{ 0x40bb0, 0xf6f6f6 },
+	{ 0x40bb4, 0xf7f7f7 },
+	{ 0x40bb8, 0xf7f7f7 },
+	{ 0x40bbc, 0xf8f8f8 },
+	{ 0x40bc0, 0xf8f8f8 },
+	{ 0x40bc4, 0xf9f9f9 },
+	{ 0x40bc8, 0xf9f9f9 },
+	{ 0x40bcc, 0xfafafa },
+	{ 0x40bd0, 0xfafafa },
+	{ 0x40bd4, 0xfafafa },
+	{ 0x40bd8, 0xfbfbfb },
+	{ 0x40bdc, 0xfbfbfb },
+	{ 0x40be0, 0xfcfcfc },
+	{ 0x40be4, 0xfcfcfc },
+	{ 0x40be8, 0xfdfdfd },
+	{ 0x40bec, 0xfdfdfd },
+	{ 0x40bf0, 0xfefefe },
+	{ 0x40bf4, 0xfefefe },
+	{ 0x40bf8, 0xffffff },
+	{ 0x40bfc, 0xffffff },
+	{ 0x40c00, 0x0 },
+	{ 0x40c04, 0x0 },
+	{ 0x40c08, 0x0 },
+	{ 0x40c0c, 0x0 },
+	{ 0x40c10, 0x0 },
+	{ 0x40c14, 0x0 },
+	{ 0x40c18, 0x0 },
+	{ 0x40c1c, 0x0 },
+	{ 0x40c20, 0x0 },
+	{ 0x40c24, 0x0 },
+	{ 0x40c28, 0x0 },
+	{ 0x40c2c, 0x0 },
+	{ 0x40c30, 0x0 },
+	{ 0x40c34, 0x0 },
+	{ 0x40c38, 0x0 },
+	{ 0x40c3c, 0x0 },
+	{ 0x40c40, 0x10101 },
+	{ 0x40c44, 0x10101 },
+	{ 0x40c48, 0x10101 },
+	{ 0x40c4c, 0x10101 },
+	{ 0x40c50, 0x10101 },
+	{ 0x40c54, 0x10101 },
+	{ 0x40c58, 0x10101 },
+	{ 0x40c5c, 0x10101 },
+	{ 0x40c60, 0x10101 },
+	{ 0x40c64, 0x10101 },
+	{ 0x40c68, 0x20202 },
+	{ 0x40c6c, 0x20202 },
+	{ 0x40c70, 0x20202 },
+	{ 0x40c74, 0x20202 },
+	{ 0x40c78, 0x20202 },
+	{ 0x40c7c, 0x20202 },
+	{ 0x40c80, 0x30303 },
+	{ 0x40c84, 0x30303 },
+	{ 0x40c88, 0x30303 },
+	{ 0x40c8c, 0x30303 },
+	{ 0x40c90, 0x30303 },
+	{ 0x40c94, 0x40404 },
+	{ 0x40c98, 0x40404 },
+	{ 0x40c9c, 0x40404 },
+	{ 0x40ca0, 0x40404 },
+	{ 0x40ca4, 0x40404 },
+	{ 0x40ca8, 0x50505 },
+	{ 0x40cac, 0x50505 },
+	{ 0x40cb0, 0x50505 },
+	{ 0x40cb4, 0x50505 },
+	{ 0x40cb8, 0x60606 },
+	{ 0x40cbc, 0x60606 },
+	{ 0x40cc0, 0x60606 },
+	{ 0x40cc4, 0x70707 },
+	{ 0x40cc8, 0x70707 },
+	{ 0x40ccc, 0x70707 },
+	{ 0x40cd0, 0x70707 },
+	{ 0x40cd4, 0x80808 },
+	{ 0x40cd8, 0x80808 },
+	{ 0x40cdc, 0x80808 },
+	{ 0x40ce0, 0x90909 },
+	{ 0x40ce4, 0x90909 },
+	{ 0x40ce8, 0xa0a0a },
+	{ 0x40cec, 0xa0a0a },
+	{ 0x40cf0, 0xa0a0a },
+	{ 0x40cf4, 0xb0b0b },
+	{ 0x40cf8, 0xb0b0b },
+	{ 0x40cfc, 0xb0b0b },
+	{ 0x40d00, 0xc0c0c },
+	{ 0x40d04, 0xc0c0c },
+	{ 0x40d08, 0xd0d0d },
+	{ 0x40d0c, 0xd0d0d },
+	{ 0x40d10, 0xe0e0e },
+	{ 0x40d14, 0xe0e0e },
+	{ 0x40d18, 0xe0e0e },
+	{ 0x40d1c, 0xf0f0f },
+	{ 0x40d20, 0xf0f0f },
+	{ 0x40d24, 0x101010 },
+	{ 0x40d28, 0x101010 },
+	{ 0x40d2c, 0x111111 },
+	{ 0x40d30, 0x111111 },
+	{ 0x40d34, 0x121212 },
+	{ 0x40d38, 0x121212 },
+	{ 0x40d3c, 0x131313 },
+	{ 0x40d40, 0x131313 },
+	{ 0x40d44, 0x141414 },
+	{ 0x40d48, 0x151515 },
+	{ 0x40d4c, 0x151515 },
+	{ 0x40d50, 0x161616 },
+	{ 0x40d54, 0x161616 },
+	{ 0x40d58, 0x171717 },
+	{ 0x40d5c, 0x171717 },
+	{ 0x40d60, 0x181818 },
+	{ 0x40d64, 0x191919 },
+	{ 0x40d68, 0x191919 },
+	{ 0x40d6c, 0x1a1a1a },
+	{ 0x40d70, 0x1b1b1b },
+	{ 0x40d74, 0x1b1b1b },
+	{ 0x40d78, 0x1c1c1c },
+	{ 0x40d7c, 0x1c1c1c },
+	{ 0x40d80, 0x1d1d1d },
+	{ 0x40d84, 0x1e1e1e },
+	{ 0x40d88, 0x1f1f1f },
+	{ 0x40d8c, 0x1f1f1f },
+	{ 0x40d90, 0x202020 },
+	{ 0x40d94, 0x212121 },
+	{ 0x40d98, 0x212121 },
+	{ 0x40d9c, 0x222222 },
+	{ 0x40da0, 0x232323 },
+	{ 0x40da4, 0x242424 },
+	{ 0x40da8, 0x242424 },
+	{ 0x40dac, 0x252525 },
+	{ 0x40db0, 0x262626 },
+	{ 0x40db4, 0x272727 },
+	{ 0x40db8, 0x272727 },
+	{ 0x40dbc, 0x282828 },
+	{ 0x40dc0, 0x292929 },
+	{ 0x40dc4, 0x2a2a2a },
+	{ 0x40dc8, 0x2b2b2b },
+	{ 0x40dcc, 0x2c2c2c },
+	{ 0x40dd0, 0x2c2c2c },
+	{ 0x40dd4, 0x2d2d2d },
+	{ 0x40dd8, 0x2e2e2e },
+	{ 0x40ddc, 0x2f2f2f },
+	{ 0x40de0, 0x303030 },
+	{ 0x40de4, 0x313131 },
+	{ 0x40de8, 0x323232 },
+	{ 0x40dec, 0x333333 },
+	{ 0x40df0, 0x333333 },
+	{ 0x40df4, 0x343434 },
+	{ 0x40df8, 0x353535 },
+	{ 0x40dfc, 0x363636 },
+	{ 0x40e00, 0x373737 },
+	{ 0x40e04, 0x383838 },
+	{ 0x40e08, 0x393939 },
+	{ 0x40e0c, 0x3a3a3a },
+	{ 0x40e10, 0x3b3b3b },
+	{ 0x40e14, 0x3c3c3c },
+	{ 0x40e18, 0x3d3d3d },
+	{ 0x40e1c, 0x3e3e3e },
+	{ 0x40e20, 0x3f3f3f },
+	{ 0x40e24, 0x404040 },
+	{ 0x40e28, 0x414141 },
+	{ 0x40e2c, 0x424242 },
+	{ 0x40e30, 0x434343 },
+	{ 0x40e34, 0x444444 },
+	{ 0x40e38, 0x464646 },
+	{ 0x40e3c, 0x474747 },
+	{ 0x40e40, 0x484848 },
+	{ 0x40e44, 0x494949 },
+	{ 0x40e48, 0x4a4a4a },
+	{ 0x40e4c, 0x4b4b4b },
+	{ 0x40e50, 0x4c4c4c },
+	{ 0x40e54, 0x4d4d4d },
+	{ 0x40e58, 0x4f4f4f },
+	{ 0x40e5c, 0x505050 },
+	{ 0x40e60, 0x515151 },
+	{ 0x40e64, 0x525252 },
+	{ 0x40e68, 0x535353 },
+	{ 0x40e6c, 0x545454 },
+	{ 0x40e70, 0x565656 },
+	{ 0x40e74, 0x575757 },
+	{ 0x40e78, 0x585858 },
+	{ 0x40e7c, 0x595959 },
+	{ 0x40e80, 0x5b5b5b },
+	{ 0x40e84, 0x5c5c5c },
+	{ 0x40e88, 0x5d5d5d },
+	{ 0x40e8c, 0x5e5e5e },
+	{ 0x40e90, 0x606060 },
+	{ 0x40e94, 0x616161 },
+	{ 0x40e98, 0x626262 },
+	{ 0x40e9c, 0x646464 },
+	{ 0x40ea0, 0x656565 },
+	{ 0x40ea4, 0x666666 },
+	{ 0x40ea8, 0x686868 },
+	{ 0x40eac, 0x696969 },
+	{ 0x40eb0, 0x6a6a6a },
+	{ 0x40eb4, 0x6c6c6c },
+	{ 0x40eb8, 0x6d6d6d },
+	{ 0x40ebc, 0x6f6f6f },
+	{ 0x40ec0, 0x707070 },
+	{ 0x40ec4, 0x717171 },
+	{ 0x40ec8, 0x737373 },
+	{ 0x40ecc, 0x747474 },
+	{ 0x40ed0, 0x767676 },
+	{ 0x40ed4, 0x777777 },
+	{ 0x40ed8, 0x797979 },
+	{ 0x40edc, 0x7a7a7a },
+	{ 0x40ee0, 0x7c7c7c },
+	{ 0x40ee4, 0x7d7d7d },
+	{ 0x40ee8, 0x7f7f7f },
+	{ 0x40eec, 0x808080 },
+	{ 0x40ef0, 0x828282 },
+	{ 0x40ef4, 0x838383 },
+	{ 0x40ef8, 0x858585 },
+	{ 0x40efc, 0x868686 },
+	{ 0x40f00, 0x888888 },
+	{ 0x40f04, 0x898989 },
+	{ 0x40f08, 0x8b8b8b },
+	{ 0x40f0c, 0x8d8d8d },
+	{ 0x40f10, 0x8e8e8e },
+	{ 0x40f14, 0x909090 },
+	{ 0x40f18, 0x919191 },
+	{ 0x40f1c, 0x939393 },
+	{ 0x40f20, 0x959595 },
+	{ 0x40f24, 0x969696 },
+	{ 0x40f28, 0x989898 },
+	{ 0x40f2c, 0x9a9a9a },
+	{ 0x40f30, 0x9b9b9b },
+	{ 0x40f34, 0x9d9d9d },
+	{ 0x40f38, 0x9f9f9f },
+	{ 0x40f3c, 0xa1a1a1 },
+	{ 0x40f40, 0xa2a2a2 },
+	{ 0x40f44, 0xa4a4a4 },
+	{ 0x40f48, 0xa6a6a6 },
+	{ 0x40f4c, 0xa7a7a7 },
+	{ 0x40f50, 0xa9a9a9 },
+	{ 0x40f54, 0xababab },
+	{ 0x40f58, 0xadadad },
+	{ 0x40f5c, 0xafafaf },
+	{ 0x40f60, 0xb0b0b0 },
+	{ 0x40f64, 0xb2b2b2 },
+	{ 0x40f68, 0xb4b4b4 },
+	{ 0x40f6c, 0xb6b6b6 },
+	{ 0x40f70, 0xb8b8b8 },
+	{ 0x40f74, 0xbababa },
+	{ 0x40f78, 0xbbbbbb },
+	{ 0x40f7c, 0xbdbdbd },
+	{ 0x40f80, 0xbfbfbf },
+	{ 0x40f84, 0xc1c1c1 },
+	{ 0x40f88, 0xc3c3c3 },
+	{ 0x40f8c, 0xc5c5c5 },
+	{ 0x40f90, 0xc7c7c7 },
+	{ 0x40f94, 0xc9c9c9 },
+	{ 0x40f98, 0xcbcbcb },
+	{ 0x40f9c, 0xcdcdcd },
+	{ 0x40fa0, 0xcfcfcf },
+	{ 0x40fa4, 0xd1d1d1 },
+	{ 0x40fa8, 0xd3d3d3 },
+	{ 0x40fac, 0xd5d5d5 },
+	{ 0x40fb0, 0xd7d7d7 },
+	{ 0x40fb4, 0xd9d9d9 },
+	{ 0x40fb8, 0xdbdbdb },
+	{ 0x40fbc, 0xdddddd },
+	{ 0x40fc0, 0xdfdfdf },
+	{ 0x40fc4, 0xe1e1e1 },
+	{ 0x40fc8, 0xe3e3e3 },
+	{ 0x40fcc, 0xe5e5e5 },
+	{ 0x40fd0, 0xe7e7e7 },
+	{ 0x40fd4, 0xe9e9e9 },
+	{ 0x40fd8, 0xebebeb },
+	{ 0x40fdc, 0xeeeeee },
+	{ 0x40fe0, 0xf0f0f0 },
+	{ 0x40fe4, 0xf2f2f2 },
+	{ 0x40fe8, 0xf4f4f4 },
+	{ 0x40fec, 0xf6f6f6 },
+	{ 0x40ff0, 0xf8f8f8 },
+	{ 0x40ff4, 0xfbfbfb },
+	{ 0x40ff8, 0xfdfdfd },
+	{ 0x40ffc, 0xffffff },
+};
diff --git a/drivers/video/msm/mdp_hw.h b/drivers/video/msm/mdp_hw.h
new file mode 100644
index 000000000000..4e3deb4e592b
--- /dev/null
+++ b/drivers/video/msm/mdp_hw.h
@@ -0,0 +1,621 @@
+/* drivers/video/msm_fb/mdp_hw.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef _MDP_HW_H_
+#define _MDP_HW_H_
+
+#include <mach/msm_iomap.h>
+#include <mach/msm_fb.h>
+
+struct mdp_info {
+	struct mdp_device mdp_dev;
+	char * __iomem base;
+	int irq;
+};
+struct mdp_blit_req;
+struct mdp_device;
+int mdp_ppp_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+		 struct file *src_file, unsigned long src_start,
+		 unsigned long src_len, struct file *dst_file,
+		 unsigned long dst_start, unsigned long dst_len);
+#define mdp_writel(mdp, value, offset) writel(value, mdp->base + offset)
+#define mdp_readl(mdp, offset) readl(mdp->base + offset)
+
+#define MDP_SYNC_CONFIG_0                (0x00000)
+#define MDP_SYNC_CONFIG_1                (0x00004)
+#define MDP_SYNC_CONFIG_2                (0x00008)
+#define MDP_SYNC_STATUS_0                (0x0000c)
+#define MDP_SYNC_STATUS_1                (0x00010)
+#define MDP_SYNC_STATUS_2                (0x00014)
+#define MDP_SYNC_THRESH_0                (0x00018)
+#define MDP_SYNC_THRESH_1                (0x0001c)
+#define MDP_INTR_ENABLE                  (0x00020)
+#define MDP_INTR_STATUS                  (0x00024)
+#define MDP_INTR_CLEAR                   (0x00028)
+#define MDP_DISPLAY0_START               (0x00030)
+#define MDP_DISPLAY1_START               (0x00034)
+#define MDP_DISPLAY_STATUS               (0x00038)
+#define MDP_EBI2_LCD0                    (0x0003c)
+#define MDP_EBI2_LCD1                    (0x00040)
+#define MDP_DISPLAY0_ADDR                (0x00054)
+#define MDP_DISPLAY1_ADDR                (0x00058)
+#define MDP_EBI2_PORTMAP_MODE            (0x0005c)
+#define MDP_MODE                         (0x00060)
+#define MDP_TV_OUT_STATUS                (0x00064)
+#define MDP_HW_VERSION                   (0x00070)
+#define MDP_SW_RESET                     (0x00074)
+#define MDP_AXI_ERROR_MASTER_STOP        (0x00078)
+#define MDP_SEL_CLK_OR_HCLK_TEST_BUS     (0x0007c)
+#define MDP_PRIMARY_VSYNC_OUT_CTRL       (0x00080)
+#define MDP_SECONDARY_VSYNC_OUT_CTRL     (0x00084)
+#define MDP_EXTERNAL_VSYNC_OUT_CTRL      (0x00088)
+#define MDP_VSYNC_CTRL                   (0x0008c)
+#define MDP_CGC_EN                       (0x00100)
+#define MDP_CMD_STATUS                   (0x10008)
+#define MDP_PROFILE_EN                   (0x10010)
+#define MDP_PROFILE_COUNT                (0x10014)
+#define MDP_DMA_START                    (0x10044)
+#define MDP_FULL_BYPASS_WORD0            (0x10100)
+#define MDP_FULL_BYPASS_WORD1            (0x10104)
+#define MDP_COMMAND_CONFIG               (0x10104)
+#define MDP_FULL_BYPASS_WORD2            (0x10108)
+#define MDP_FULL_BYPASS_WORD3            (0x1010c)
+#define MDP_FULL_BYPASS_WORD4            (0x10110)
+#define MDP_FULL_BYPASS_WORD6            (0x10118)
+#define MDP_FULL_BYPASS_WORD7            (0x1011c)
+#define MDP_FULL_BYPASS_WORD8            (0x10120)
+#define MDP_FULL_BYPASS_WORD9            (0x10124)
+#define MDP_PPP_SOURCE_CONFIG            (0x10124)
+#define MDP_FULL_BYPASS_WORD10           (0x10128)
+#define MDP_FULL_BYPASS_WORD11           (0x1012c)
+#define MDP_FULL_BYPASS_WORD12           (0x10130)
+#define MDP_FULL_BYPASS_WORD13           (0x10134)
+#define MDP_FULL_BYPASS_WORD14           (0x10138)
+#define MDP_PPP_OPERATION_CONFIG         (0x10138)
+#define MDP_FULL_BYPASS_WORD15           (0x1013c)
+#define MDP_FULL_BYPASS_WORD16           (0x10140)
+#define MDP_FULL_BYPASS_WORD17           (0x10144)
+#define MDP_FULL_BYPASS_WORD18           (0x10148)
+#define MDP_FULL_BYPASS_WORD19           (0x1014c)
+#define MDP_FULL_BYPASS_WORD20           (0x10150)
+#define MDP_PPP_DESTINATION_CONFIG       (0x10150)
+#define MDP_FULL_BYPASS_WORD21           (0x10154)
+#define MDP_FULL_BYPASS_WORD22           (0x10158)
+#define MDP_FULL_BYPASS_WORD23           (0x1015c)
+#define MDP_FULL_BYPASS_WORD24           (0x10160)
+#define MDP_FULL_BYPASS_WORD25           (0x10164)
+#define MDP_FULL_BYPASS_WORD26           (0x10168)
+#define MDP_FULL_BYPASS_WORD27           (0x1016c)
+#define MDP_FULL_BYPASS_WORD29           (0x10174)
+#define MDP_FULL_BYPASS_WORD30           (0x10178)
+#define MDP_FULL_BYPASS_WORD31           (0x1017c)
+#define MDP_FULL_BYPASS_WORD32           (0x10180)
+#define MDP_DMA_CONFIG                   (0x10180)
+#define MDP_FULL_BYPASS_WORD33           (0x10184)
+#define MDP_FULL_BYPASS_WORD34           (0x10188)
+#define MDP_FULL_BYPASS_WORD35           (0x1018c)
+#define MDP_FULL_BYPASS_WORD37           (0x10194)
+#define MDP_FULL_BYPASS_WORD39           (0x1019c)
+#define MDP_FULL_BYPASS_WORD40           (0x101a0)
+#define MDP_FULL_BYPASS_WORD41           (0x101a4)
+#define MDP_FULL_BYPASS_WORD43           (0x101ac)
+#define MDP_FULL_BYPASS_WORD46           (0x101b8)
+#define MDP_FULL_BYPASS_WORD47           (0x101bc)
+#define MDP_FULL_BYPASS_WORD48           (0x101c0)
+#define MDP_FULL_BYPASS_WORD49           (0x101c4)
+#define MDP_FULL_BYPASS_WORD50           (0x101c8)
+#define MDP_FULL_BYPASS_WORD51           (0x101cc)
+#define MDP_FULL_BYPASS_WORD52           (0x101d0)
+#define MDP_FULL_BYPASS_WORD53           (0x101d4)
+#define MDP_FULL_BYPASS_WORD54           (0x101d8)
+#define MDP_FULL_BYPASS_WORD55           (0x101dc)
+#define MDP_FULL_BYPASS_WORD56           (0x101e0)
+#define MDP_FULL_BYPASS_WORD57           (0x101e4)
+#define MDP_FULL_BYPASS_WORD58           (0x101e8)
+#define MDP_FULL_BYPASS_WORD59           (0x101ec)
+#define MDP_FULL_BYPASS_WORD60           (0x101f0)
+#define MDP_VSYNC_THRESHOLD              (0x101f0)
+#define MDP_FULL_BYPASS_WORD61           (0x101f4)
+#define MDP_FULL_BYPASS_WORD62           (0x101f8)
+#define MDP_FULL_BYPASS_WORD63           (0x101fc)
+#define MDP_TFETCH_TEST_MODE             (0x20004)
+#define MDP_TFETCH_STATUS                (0x20008)
+#define MDP_TFETCH_TILE_COUNT            (0x20010)
+#define MDP_TFETCH_FETCH_COUNT           (0x20014)
+#define MDP_TFETCH_CONSTANT_COLOR        (0x20040)
+#define MDP_CSC_BYPASS                   (0x40004)
+#define MDP_SCALE_COEFF_LSB              (0x5fffc)
+#define MDP_TV_OUT_CTL                   (0xc0000)
+#define MDP_TV_OUT_FIR_COEFF             (0xc0004)
+#define MDP_TV_OUT_BUF_ADDR              (0xc0008)
+#define MDP_TV_OUT_CC_DATA               (0xc000c)
+#define MDP_TV_OUT_SOBEL                 (0xc0010)
+#define MDP_TV_OUT_Y_CLAMP               (0xc0018)
+#define MDP_TV_OUT_CB_CLAMP              (0xc001c)
+#define MDP_TV_OUT_CR_CLAMP              (0xc0020)
+#define MDP_TEST_MODE_CLK                (0xd0000)
+#define MDP_TEST_MISR_RESET_CLK          (0xd0004)
+#define MDP_TEST_EXPORT_MISR_CLK         (0xd0008)
+#define MDP_TEST_MISR_CURR_VAL_CLK       (0xd000c)
+#define MDP_TEST_MODE_HCLK               (0xd0100)
+#define MDP_TEST_MISR_RESET_HCLK         (0xd0104)
+#define MDP_TEST_EXPORT_MISR_HCLK        (0xd0108)
+#define MDP_TEST_MISR_CURR_VAL_HCLK      (0xd010c)
+#define MDP_TEST_MODE_DCLK               (0xd0200)
+#define MDP_TEST_MISR_RESET_DCLK         (0xd0204)
+#define MDP_TEST_EXPORT_MISR_DCLK        (0xd0208)
+#define MDP_TEST_MISR_CURR_VAL_DCLK      (0xd020c)
+#define MDP_TEST_CAPTURED_DCLK           (0xd0210)
+#define MDP_TEST_MISR_CAPT_VAL_DCLK      (0xd0214)
+#define MDP_LCDC_CTL                     (0xe0000)
+#define MDP_LCDC_HSYNC_CTL               (0xe0004)
+#define MDP_LCDC_VSYNC_CTL               (0xe0008)
+#define MDP_LCDC_ACTIVE_HCTL             (0xe000c)
+#define MDP_LCDC_ACTIVE_VCTL             (0xe0010)
+#define MDP_LCDC_BORDER_CLR              (0xe0014)
+#define MDP_LCDC_H_BLANK                 (0xe0018)
+#define MDP_LCDC_V_BLANK                 (0xe001c)
+#define MDP_LCDC_UNDERFLOW_CLR           (0xe0020)
+#define MDP_LCDC_HSYNC_SKEW              (0xe0024)
+#define MDP_LCDC_TEST_CTL                (0xe0028)
+#define MDP_LCDC_LINE_IRQ                (0xe002c)
+#define MDP_LCDC_CTL_POLARITY            (0xe0030)
+#define MDP_LCDC_DMA_CONFIG              (0xe1000)
+#define MDP_LCDC_DMA_SIZE                (0xe1004)
+#define MDP_LCDC_DMA_IBUF_ADDR           (0xe1008)
+#define MDP_LCDC_DMA_IBUF_Y_STRIDE       (0xe100c)
+
+
+#define MDP_DMA2_TERM 0x1
+#define MDP_DMA3_TERM 0x2
+#define MDP_PPP_TERM 0x3
+
+/* MDP_INTR_ENABLE */
+#define DL0_ROI_DONE           (1<<0)
+#define DL1_ROI_DONE           (1<<1)
+#define DL0_DMA2_TERM_DONE     (1<<2)
+#define DL1_DMA2_TERM_DONE     (1<<3)
+#define DL0_PPP_TERM_DONE      (1<<4)
+#define DL1_PPP_TERM_DONE      (1<<5)
+#define TV_OUT_DMA3_DONE       (1<<6)
+#define TV_ENC_UNDERRUN        (1<<7)
+#define DL0_FETCH_DONE         (1<<11)
+#define DL1_FETCH_DONE         (1<<12)
+
+#define MDP_PPP_BUSY_STATUS (DL0_ROI_DONE| \
+			   DL1_ROI_DONE| \
+			   DL0_PPP_TERM_DONE| \
+			   DL1_PPP_TERM_DONE)
+
+#define MDP_ANY_INTR_MASK (DL0_ROI_DONE| \
+			   DL1_ROI_DONE| \
+			   DL0_DMA2_TERM_DONE| \
+			   DL1_DMA2_TERM_DONE| \
+			   DL0_PPP_TERM_DONE| \
+			   DL1_PPP_TERM_DONE| \
+			   DL0_FETCH_DONE| \
+			   DL1_FETCH_DONE| \
+			   TV_ENC_UNDERRUN)
+
+#define MDP_TOP_LUMA       16
+#define MDP_TOP_CHROMA     0
+#define MDP_BOTTOM_LUMA    19
+#define MDP_BOTTOM_CHROMA  3
+#define MDP_LEFT_LUMA      22
+#define MDP_LEFT_CHROMA    6
+#define MDP_RIGHT_LUMA     25
+#define MDP_RIGHT_CHROMA   9
+
+#define CLR_G 0x0
+#define CLR_B 0x1
+#define CLR_R 0x2
+#define CLR_ALPHA 0x3
+
+#define CLR_Y  CLR_G
+#define CLR_CB CLR_B
+#define CLR_CR CLR_R
+
+/* from lsb to msb */
+#define MDP_GET_PACK_PATTERN(a, x, y, z, bit) \
+	(((a)<<(bit*3))|((x)<<(bit*2))|((y)<<bit)|(z))
+
+/* MDP_SYNC_CONFIG_0/1/2 */
+#define MDP_SYNCFG_HGT_LOC 22
+#define MDP_SYNCFG_VSYNC_EXT_EN (1<<21)
+#define MDP_SYNCFG_VSYNC_INT_EN (1<<20)
+
+/* MDP_SYNC_THRESH_0 */
+#define MDP_PRIM_BELOW_LOC 0
+#define MDP_PRIM_ABOVE_LOC 8
+
+/* MDP_{PRIMARY,SECONDARY,EXTERNAL}_VSYNC_OUT_CRL */
+#define VSYNC_PULSE_EN (1<<31)
+#define VSYNC_PULSE_INV (1<<30)
+
+/* MDP_VSYNC_CTRL */
+#define DISP0_VSYNC_MAP_VSYNC0 0
+#define DISP0_VSYNC_MAP_VSYNC1 (1<<0)
+#define DISP0_VSYNC_MAP_VSYNC2 ((1<<0)|(1<<1))
+
+#define DISP1_VSYNC_MAP_VSYNC0 0
+#define DISP1_VSYNC_MAP_VSYNC1 (1<<2)
+#define DISP1_VSYNC_MAP_VSYNC2 ((1<<2)|(1<<3))
+
+#define PRIMARY_LCD_SYNC_EN (1<<4)
+#define PRIMARY_LCD_SYNC_DISABLE 0
+
+#define SECONDARY_LCD_SYNC_EN (1<<5)
+#define SECONDARY_LCD_SYNC_DISABLE 0
+
+#define EXTERNAL_LCD_SYNC_EN (1<<6)
+#define EXTERNAL_LCD_SYNC_DISABLE 0
+
+/* MDP_VSYNC_THRESHOLD / MDP_FULL_BYPASS_WORD60 */
+#define VSYNC_THRESHOLD_ABOVE_LOC 0
+#define VSYNC_THRESHOLD_BELOW_LOC 16
+#define VSYNC_ANTI_TEAR_EN (1<<31)
+
+/* MDP_COMMAND_CONFIG / MDP_FULL_BYPASS_WORD1 */
+#define MDP_CMD_DBGBUS_EN (1<<0)
+
+/* MDP_PPP_SOURCE_CONFIG / MDP_FULL_BYPASS_WORD9&53 */
+#define PPP_SRC_C0G_8BIT ((1<<1)|(1<<0))
+#define PPP_SRC_C1B_8BIT ((1<<3)|(1<<2))
+#define PPP_SRC_C2R_8BIT ((1<<5)|(1<<4))
+#define PPP_SRC_C3A_8BIT ((1<<7)|(1<<6))
+
+#define PPP_SRC_C0G_6BIT (1<<1)
+#define PPP_SRC_C1B_6BIT (1<<3)
+#define PPP_SRC_C2R_6BIT (1<<5)
+
+#define PPP_SRC_C0G_5BIT (1<<0)
+#define PPP_SRC_C1B_5BIT (1<<2)
+#define PPP_SRC_C2R_5BIT (1<<4)
+
+#define PPP_SRC_C3ALPHA_EN (1<<8)
+
+#define PPP_SRC_BPP_1BYTES 0
+#define PPP_SRC_BPP_2BYTES (1<<9)
+#define PPP_SRC_BPP_3BYTES (1<<10)
+#define PPP_SRC_BPP_4BYTES ((1<<10)|(1<<9))
+
+#define PPP_SRC_BPP_ROI_ODD_X (1<<11)
+#define PPP_SRC_BPP_ROI_ODD_Y (1<<12)
+#define PPP_SRC_INTERLVD_2COMPONENTS (1<<13)
+#define PPP_SRC_INTERLVD_3COMPONENTS (1<<14)
+#define PPP_SRC_INTERLVD_4COMPONENTS ((1<<14)|(1<<13))
+
+
+/* RGB666 unpack format
+** TIGHT means R6+G6+B6 together
+** LOOSE means R6+2 +G6+2+ B6+2 (with MSB)
+**          or 2+R6 +2+G6 +2+B6 (with LSB)
+*/
+#define PPP_SRC_PACK_TIGHT (1<<17)
+#define PPP_SRC_PACK_LOOSE 0
+#define PPP_SRC_PACK_ALIGN_LSB 0
+#define PPP_SRC_PACK_ALIGN_MSB (1<<18)
+
+#define PPP_SRC_PLANE_INTERLVD 0
+#define PPP_SRC_PLANE_PSEUDOPLNR (1<<20)
+
+#define PPP_SRC_WMV9_MODE (1<<21)
+
+/* MDP_PPP_OPERATION_CONFIG / MDP_FULL_BYPASS_WORD14 */
+#define PPP_OP_SCALE_X_ON (1<<0)
+#define PPP_OP_SCALE_Y_ON (1<<1)
+
+#define PPP_OP_CONVERT_RGB2YCBCR 0
+#define PPP_OP_CONVERT_YCBCR2RGB (1<<2)
+#define PPP_OP_CONVERT_ON (1<<3)
+
+#define PPP_OP_CONVERT_MATRIX_PRIMARY 0
+#define PPP_OP_CONVERT_MATRIX_SECONDARY (1<<4)
+
+#define PPP_OP_LUT_C0_ON (1<<5)
+#define PPP_OP_LUT_C1_ON (1<<6)
+#define PPP_OP_LUT_C2_ON (1<<7)
+
+/* rotate or blend enable */
+#define PPP_OP_ROT_ON (1<<8)
+
+#define PPP_OP_ROT_90 (1<<9)
+#define PPP_OP_FLIP_LR (1<<10)
+#define PPP_OP_FLIP_UD (1<<11)
+
+#define PPP_OP_BLEND_ON (1<<12)
+
+#define PPP_OP_BLEND_SRCPIXEL_ALPHA 0
+#define PPP_OP_BLEND_DSTPIXEL_ALPHA (1<<13)
+#define PPP_OP_BLEND_CONSTANT_ALPHA (1<<14)
+#define PPP_OP_BLEND_SRCPIXEL_TRANSP ((1<<13)|(1<<14))
+
+#define PPP_OP_BLEND_ALPHA_BLEND_NORMAL 0
+#define PPP_OP_BLEND_ALPHA_BLEND_REVERSE (1<<15)
+
+#define PPP_OP_DITHER_EN (1<<16)
+
+#define PPP_OP_COLOR_SPACE_RGB 0
+#define PPP_OP_COLOR_SPACE_YCBCR (1<<17)
+
+#define PPP_OP_SRC_CHROMA_RGB 0
+#define PPP_OP_SRC_CHROMA_H2V1 (1<<18)
+#define PPP_OP_SRC_CHROMA_H1V2 (1<<19)
+#define PPP_OP_SRC_CHROMA_420 ((1<<18)|(1<<19))
+#define PPP_OP_SRC_CHROMA_COSITE 0
+#define PPP_OP_SRC_CHROMA_OFFSITE (1<<20)
+
+#define PPP_OP_DST_CHROMA_RGB 0
+#define PPP_OP_DST_CHROMA_H2V1 (1<<21)
+#define PPP_OP_DST_CHROMA_H1V2 (1<<22)
+#define PPP_OP_DST_CHROMA_420 ((1<<21)|(1<<22))
+#define PPP_OP_DST_CHROMA_COSITE 0
+#define PPP_OP_DST_CHROMA_OFFSITE (1<<23)
+
+#define PPP_BLEND_ALPHA_TRANSP (1<<24)
+
+#define PPP_OP_BG_CHROMA_RGB 0
+#define PPP_OP_BG_CHROMA_H2V1 (1<<25)
+#define PPP_OP_BG_CHROMA_H1V2 (1<<26)
+#define PPP_OP_BG_CHROMA_420 ((1<<25)|(1<<26))
+#define PPP_OP_BG_CHROMA_SITE_COSITE 0
+#define PPP_OP_BG_CHROMA_SITE_OFFSITE (1<<27)
+
+/* MDP_PPP_DESTINATION_CONFIG / MDP_FULL_BYPASS_WORD20 */
+#define PPP_DST_C0G_8BIT ((1<<0)|(1<<1))
+#define PPP_DST_C1B_8BIT ((1<<3)|(1<<2))
+#define PPP_DST_C2R_8BIT ((1<<5)|(1<<4))
+#define PPP_DST_C3A_8BIT ((1<<7)|(1<<6))
+
+#define PPP_DST_C0G_6BIT (1<<1)
+#define PPP_DST_C1B_6BIT (1<<3)
+#define PPP_DST_C2R_6BIT (1<<5)
+
+#define PPP_DST_C0G_5BIT (1<<0)
+#define PPP_DST_C1B_5BIT (1<<2)
+#define PPP_DST_C2R_5BIT (1<<4)
+
+#define PPP_DST_C3A_8BIT ((1<<7)|(1<<6))
+#define PPP_DST_C3ALPHA_EN (1<<8)
+
+#define PPP_DST_INTERLVD_2COMPONENTS (1<<9)
+#define PPP_DST_INTERLVD_3COMPONENTS (1<<10)
+#define PPP_DST_INTERLVD_4COMPONENTS ((1<<10)|(1<<9))
+#define PPP_DST_INTERLVD_6COMPONENTS ((1<<11)|(1<<9))
+
+#define PPP_DST_PACK_LOOSE 0
+#define PPP_DST_PACK_TIGHT (1<<13)
+#define PPP_DST_PACK_ALIGN_LSB 0
+#define PPP_DST_PACK_ALIGN_MSB (1<<14)
+
+#define PPP_DST_OUT_SEL_AXI 0
+#define PPP_DST_OUT_SEL_MDDI (1<<15)
+
+#define PPP_DST_BPP_2BYTES (1<<16)
+#define PPP_DST_BPP_3BYTES (1<<17)
+#define PPP_DST_BPP_4BYTES ((1<<17)|(1<<16))
+
+#define PPP_DST_PLANE_INTERLVD 0
+#define PPP_DST_PLANE_PLANAR (1<<18)
+#define PPP_DST_PLANE_PSEUDOPLNR (1<<19)
+
+#define PPP_DST_TO_TV (1<<20)
+
+#define PPP_DST_MDDI_PRIMARY 0
+#define PPP_DST_MDDI_SECONDARY (1<<21)
+#define PPP_DST_MDDI_EXTERNAL (1<<22)
+
+/* image configurations by image type */
+#define PPP_CFG_MDP_RGB_565(dir)       (PPP_##dir##_C2R_5BIT | \
+					PPP_##dir##_C0G_6BIT | \
+					PPP_##dir##_C1B_5BIT | \
+					PPP_##dir##_BPP_2BYTES | \
+					PPP_##dir##_INTERLVD_3COMPONENTS | \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB | \
+					PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_RGB_888(dir)       (PPP_##dir##_C2R_8BIT | \
+					PPP_##dir##_C0G_8BIT | \
+					PPP_##dir##_C1B_8BIT | \
+					PPP_##dir##_BPP_3BYTES | \
+					PPP_##dir##_INTERLVD_3COMPONENTS | \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB | \
+					PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_ARGB_8888(dir)     (PPP_##dir##_C2R_8BIT | \
+					PPP_##dir##_C0G_8BIT | \
+					PPP_##dir##_C1B_8BIT | \
+					PPP_##dir##_C3A_8BIT | \
+					PPP_##dir##_C3ALPHA_EN | \
+					PPP_##dir##_BPP_4BYTES | \
+					PPP_##dir##_INTERLVD_4COMPONENTS | \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB | \
+					PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_XRGB_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+#define PPP_CFG_MDP_RGBA_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+#define PPP_CFG_MDP_BGRA_8888(dir) PPP_CFG_MDP_ARGB_8888(dir)
+
+#define PPP_CFG_MDP_Y_CBCR_H2V2(dir)   (PPP_##dir##_C2R_8BIT | \
+					PPP_##dir##_C0G_8BIT | \
+					PPP_##dir##_C1B_8BIT | \
+					PPP_##dir##_C3A_8BIT | \
+					PPP_##dir##_BPP_2BYTES | \
+					PPP_##dir##_INTERLVD_2COMPONENTS | \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB | \
+					PPP_##dir##_PLANE_PSEUDOPLNR)
+
+#define PPP_CFG_MDP_Y_CRCB_H2V2(dir)	PPP_CFG_MDP_Y_CBCR_H2V2(dir)
+
+#define PPP_CFG_MDP_YCRYCB_H2V1(dir)   (PPP_##dir##_C2R_8BIT | \
+					PPP_##dir##_C0G_8BIT | \
+					PPP_##dir##_C1B_8BIT | \
+					PPP_##dir##_C3A_8BIT | \
+					PPP_##dir##_BPP_2BYTES | \
+					PPP_##dir##_INTERLVD_4COMPONENTS | \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB |\
+					PPP_##dir##_PLANE_INTERLVD)
+
+#define PPP_CFG_MDP_Y_CBCR_H2V1(dir)   (PPP_##dir##_C2R_8BIT | \
+					PPP_##dir##_C0G_8BIT | \
+					PPP_##dir##_C1B_8BIT | \
+					PPP_##dir##_C3A_8BIT | \
+					PPP_##dir##_BPP_2BYTES |   \
+					PPP_##dir##_INTERLVD_2COMPONENTS |  \
+					PPP_##dir##_PACK_TIGHT | \
+					PPP_##dir##_PACK_ALIGN_LSB | \
+					PPP_##dir##_PLANE_PSEUDOPLNR)
+
+#define PPP_CFG_MDP_Y_CRCB_H2V1(dir)	PPP_CFG_MDP_Y_CBCR_H2V1(dir)
+
+#define PPP_PACK_PATTERN_MDP_RGB_565 \
+	MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_RGB_888 PPP_PACK_PATTERN_MDP_RGB_565
+#define PPP_PACK_PATTERN_MDP_XRGB_8888 \
+	MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_ARGB_8888 PPP_PACK_PATTERN_MDP_XRGB_8888
+#define PPP_PACK_PATTERN_MDP_RGBA_8888 \
+	MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_B, CLR_G, CLR_R, 8)
+#define PPP_PACK_PATTERN_MDP_BGRA_8888 \
+	MDP_GET_PACK_PATTERN(CLR_ALPHA, CLR_R, CLR_G, CLR_B, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CBCR_H2V1 \
+	MDP_GET_PACK_PATTERN(0, 0, CLR_CB, CLR_CR, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CBCR_H2V2 PPP_PACK_PATTERN_MDP_Y_CBCR_H2V1
+#define PPP_PACK_PATTERN_MDP_Y_CRCB_H2V1 \
+	MDP_GET_PACK_PATTERN(0, 0, CLR_CR, CLR_CB, 8)
+#define PPP_PACK_PATTERN_MDP_Y_CRCB_H2V2 PPP_PACK_PATTERN_MDP_Y_CRCB_H2V1
+#define PPP_PACK_PATTERN_MDP_YCRYCB_H2V1 \
+	MDP_GET_PACK_PATTERN(CLR_Y, CLR_R, CLR_Y, CLR_B, 8)
+
+#define PPP_CHROMA_SAMP_MDP_RGB_565(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_RGB_888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_XRGB_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_ARGB_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_RGBA_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_BGRA_8888(dir) PPP_OP_##dir##_CHROMA_RGB
+#define PPP_CHROMA_SAMP_MDP_Y_CBCR_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+#define PPP_CHROMA_SAMP_MDP_Y_CBCR_H2V2(dir) PPP_OP_##dir##_CHROMA_420
+#define PPP_CHROMA_SAMP_MDP_Y_CRCB_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+#define PPP_CHROMA_SAMP_MDP_Y_CRCB_H2V2(dir) PPP_OP_##dir##_CHROMA_420
+#define PPP_CHROMA_SAMP_MDP_YCRYCB_H2V1(dir) PPP_OP_##dir##_CHROMA_H2V1
+
+/* Helpful array generation macros */
+#define PPP_ARRAY0(name) \
+	[MDP_RGB_565] = PPP_##name##_MDP_RGB_565,\
+	[MDP_RGB_888] = PPP_##name##_MDP_RGB_888,\
+	[MDP_XRGB_8888] = PPP_##name##_MDP_XRGB_8888,\
+	[MDP_ARGB_8888] = PPP_##name##_MDP_ARGB_8888,\
+	[MDP_RGBA_8888] = PPP_##name##_MDP_RGBA_8888,\
+	[MDP_BGRA_8888] = PPP_##name##_MDP_BGRA_8888,\
+	[MDP_Y_CBCR_H2V1] = PPP_##name##_MDP_Y_CBCR_H2V1,\
+	[MDP_Y_CBCR_H2V2] = PPP_##name##_MDP_Y_CBCR_H2V2,\
+	[MDP_Y_CRCB_H2V1] = PPP_##name##_MDP_Y_CRCB_H2V1,\
+	[MDP_Y_CRCB_H2V2] = PPP_##name##_MDP_Y_CRCB_H2V2,\
+	[MDP_YCRYCB_H2V1] = PPP_##name##_MDP_YCRYCB_H2V1
+
+#define PPP_ARRAY1(name, dir) \
+	[MDP_RGB_565] = PPP_##name##_MDP_RGB_565(dir),\
+	[MDP_RGB_888] = PPP_##name##_MDP_RGB_888(dir),\
+	[MDP_XRGB_8888] = PPP_##name##_MDP_XRGB_8888(dir),\
+	[MDP_ARGB_8888] = PPP_##name##_MDP_ARGB_8888(dir),\
+	[MDP_RGBA_8888] = PPP_##name##_MDP_RGBA_8888(dir),\
+	[MDP_BGRA_8888] = PPP_##name##_MDP_BGRA_8888(dir),\
+	[MDP_Y_CBCR_H2V1] = PPP_##name##_MDP_Y_CBCR_H2V1(dir),\
+	[MDP_Y_CBCR_H2V2] = PPP_##name##_MDP_Y_CBCR_H2V2(dir),\
+	[MDP_Y_CRCB_H2V1] = PPP_##name##_MDP_Y_CRCB_H2V1(dir),\
+	[MDP_Y_CRCB_H2V2] = PPP_##name##_MDP_Y_CRCB_H2V2(dir),\
+	[MDP_YCRYCB_H2V1] = PPP_##name##_MDP_YCRYCB_H2V1(dir)
+
+#define IS_YCRCB(img) ((img == MDP_Y_CRCB_H2V2) | (img == MDP_Y_CBCR_H2V2) | \
+		       (img == MDP_Y_CRCB_H2V1) | (img == MDP_Y_CBCR_H2V1) | \
+		       (img == MDP_YCRYCB_H2V1))
+#define IS_RGB(img) ((img == MDP_RGB_565) | (img == MDP_RGB_888) | \
+		     (img == MDP_ARGB_8888) | (img == MDP_RGBA_8888) | \
+		     (img == MDP_XRGB_8888) | (img == MDP_BGRA_8888))
+#define HAS_ALPHA(img) ((img == MDP_ARGB_8888) | (img == MDP_RGBA_8888) | \
+			(img == MDP_BGRA_8888))
+
+#define IS_PSEUDOPLNR(img) ((img == MDP_Y_CRCB_H2V2) | \
+			    (img == MDP_Y_CBCR_H2V2) | \
+			    (img == MDP_Y_CRCB_H2V1) | \
+			    (img == MDP_Y_CBCR_H2V1))
+
+/* Mappings from addr to purpose */
+#define PPP_ADDR_SRC_ROI		MDP_FULL_BYPASS_WORD2
+#define PPP_ADDR_SRC0			MDP_FULL_BYPASS_WORD3
+#define PPP_ADDR_SRC1			MDP_FULL_BYPASS_WORD4
+#define PPP_ADDR_SRC_YSTRIDE		MDP_FULL_BYPASS_WORD7
+#define PPP_ADDR_SRC_CFG		MDP_FULL_BYPASS_WORD9
+#define PPP_ADDR_SRC_PACK_PATTERN	MDP_FULL_BYPASS_WORD10
+#define PPP_ADDR_OPERATION		MDP_FULL_BYPASS_WORD14
+#define PPP_ADDR_PHASEX_INIT		MDP_FULL_BYPASS_WORD15
+#define PPP_ADDR_PHASEY_INIT		MDP_FULL_BYPASS_WORD16
+#define PPP_ADDR_PHASEX_STEP		MDP_FULL_BYPASS_WORD17
+#define PPP_ADDR_PHASEY_STEP		MDP_FULL_BYPASS_WORD18
+#define PPP_ADDR_ALPHA_TRANSP		MDP_FULL_BYPASS_WORD19
+#define PPP_ADDR_DST_CFG		MDP_FULL_BYPASS_WORD20
+#define PPP_ADDR_DST_PACK_PATTERN	MDP_FULL_BYPASS_WORD21
+#define PPP_ADDR_DST_ROI		MDP_FULL_BYPASS_WORD25
+#define PPP_ADDR_DST0			MDP_FULL_BYPASS_WORD26
+#define PPP_ADDR_DST1			MDP_FULL_BYPASS_WORD27
+#define PPP_ADDR_DST_YSTRIDE		MDP_FULL_BYPASS_WORD30
+#define PPP_ADDR_EDGE			MDP_FULL_BYPASS_WORD46
+#define PPP_ADDR_BG0			MDP_FULL_BYPASS_WORD48
+#define PPP_ADDR_BG1			MDP_FULL_BYPASS_WORD49
+#define PPP_ADDR_BG_YSTRIDE		MDP_FULL_BYPASS_WORD51
+#define PPP_ADDR_BG_CFG			MDP_FULL_BYPASS_WORD53
+#define PPP_ADDR_BG_PACK_PATTERN	MDP_FULL_BYPASS_WORD54
+
+/* MDP_DMA_CONFIG / MDP_FULL_BYPASS_WORD32 */
+#define DMA_DSTC0G_6BITS (1<<1)
+#define DMA_DSTC1B_6BITS (1<<3)
+#define DMA_DSTC2R_6BITS (1<<5)
+#define DMA_DSTC0G_5BITS (1<<0)
+#define DMA_DSTC1B_5BITS (1<<2)
+#define DMA_DSTC2R_5BITS (1<<4)
+
+#define DMA_PACK_TIGHT (1<<6)
+#define DMA_PACK_LOOSE 0
+#define DMA_PACK_ALIGN_LSB 0
+#define DMA_PACK_ALIGN_MSB (1<<7)
+#define DMA_PACK_PATTERN_RGB \
+	(MDP_GET_PACK_PATTERN(0, CLR_R, CLR_G, CLR_B, 2)<<8)
+
+#define DMA_OUT_SEL_AHB  0
+#define DMA_OUT_SEL_MDDI (1<<14)
+#define DMA_AHBM_LCD_SEL_PRIMARY 0
+#define DMA_AHBM_LCD_SEL_SECONDARY (1<<15)
+#define DMA_IBUF_C3ALPHA_EN (1<<16)
+#define DMA_DITHER_EN (1<<17)
+
+#define DMA_MDDI_DMAOUT_LCD_SEL_PRIMARY 0
+#define DMA_MDDI_DMAOUT_LCD_SEL_SECONDARY (1<<18)
+#define DMA_MDDI_DMAOUT_LCD_SEL_EXTERNAL (1<<19)
+
+#define DMA_IBUF_FORMAT_RGB565 (1<<20)
+#define DMA_IBUF_FORMAT_RGB888_OR_ARGB8888 0
+
+#define DMA_IBUF_NONCONTIGUOUS (1<<21)
+
+/* MDDI REGISTER ? */
+#define MDDI_VDO_PACKET_DESC  0x5666
+#define MDDI_VDO_PACKET_PRIM  0xC3
+#define MDDI_VDO_PACKET_SECD  0xC0
+
+#endif
diff --git a/drivers/video/msm/mdp_ppp.c b/drivers/video/msm/mdp_ppp.c
new file mode 100644
index 000000000000..4ff001f4cbbd
--- /dev/null
+++ b/drivers/video/msm/mdp_ppp.c
@@ -0,0 +1,730 @@
+/* drivers/video/msm/mdp_ppp.c
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#include <linux/fb.h>
+#include <linux/file.h>
+#include <linux/delay.h>
+#include <linux/msm_mdp.h>
+#include <mach/msm_fb.h>
+
+#include "mdp_hw.h"
+#include "mdp_scale_tables.h"
+
+#define DLOG(x...) do {} while (0)
+
+#define MDP_DOWNSCALE_BLUR (MDP_DOWNSCALE_MAX + 1)
+static int downscale_y_table = MDP_DOWNSCALE_MAX;
+static int downscale_x_table = MDP_DOWNSCALE_MAX;
+
+struct mdp_regs {
+	uint32_t src0;
+	uint32_t src1;
+	uint32_t dst0;
+	uint32_t dst1;
+	uint32_t src_cfg;
+	uint32_t dst_cfg;
+	uint32_t src_pack;
+	uint32_t dst_pack;
+	uint32_t src_rect;
+	uint32_t dst_rect;
+	uint32_t src_ystride;
+	uint32_t dst_ystride;
+	uint32_t op;
+	uint32_t src_bpp;
+	uint32_t dst_bpp;
+	uint32_t edge;
+	uint32_t phasex_init;
+	uint32_t phasey_init;
+	uint32_t phasex_step;
+	uint32_t phasey_step;
+};
+
+static uint32_t pack_pattern[] = {
+	PPP_ARRAY0(PACK_PATTERN)
+};
+
+static uint32_t src_img_cfg[] = {
+	PPP_ARRAY1(CFG, SRC)
+};
+
+static uint32_t dst_img_cfg[] = {
+	PPP_ARRAY1(CFG, DST)
+};
+
+static uint32_t bytes_per_pixel[] = {
+	[MDP_RGB_565] = 2,
+	[MDP_RGB_888] = 3,
+	[MDP_XRGB_8888] = 4,
+	[MDP_ARGB_8888] = 4,
+	[MDP_RGBA_8888] = 4,
+	[MDP_BGRA_8888] = 4,
+	[MDP_Y_CBCR_H2V1] = 1,
+	[MDP_Y_CBCR_H2V2] = 1,
+	[MDP_Y_CRCB_H2V1] = 1,
+	[MDP_Y_CRCB_H2V2] = 1,
+	[MDP_YCRYCB_H2V1] = 2
+};
+
+static uint32_t dst_op_chroma[] = {
+	PPP_ARRAY1(CHROMA_SAMP, DST)
+};
+
+static uint32_t src_op_chroma[] = {
+	PPP_ARRAY1(CHROMA_SAMP, SRC)
+};
+
+static uint32_t bg_op_chroma[] = {
+	PPP_ARRAY1(CHROMA_SAMP, BG)
+};
+
+static void rotate_dst_addr_x(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	regs->dst0 += (req->dst_rect.w -
+		       min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp;
+	regs->dst1 += (req->dst_rect.w -
+		       min((uint32_t)16, req->dst_rect.w)) * regs->dst_bpp;
+}
+
+static void rotate_dst_addr_y(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	regs->dst0 += (req->dst_rect.h -
+		       min((uint32_t)16, req->dst_rect.h)) *
+		       regs->dst_ystride;
+	regs->dst1 += (req->dst_rect.h -
+		       min((uint32_t)16, req->dst_rect.h)) *
+		       regs->dst_ystride;
+}
+
+static void blit_rotate(struct mdp_blit_req *req,
+			struct mdp_regs *regs)
+{
+	if (req->flags == MDP_ROT_NOP)
+		return;
+
+	regs->op |= PPP_OP_ROT_ON;
+	if ((req->flags & MDP_ROT_90 || req->flags & MDP_FLIP_LR) &&
+	    !(req->flags & MDP_ROT_90 && req->flags & MDP_FLIP_LR))
+		rotate_dst_addr_x(req, regs);
+	if (req->flags & MDP_ROT_90)
+		regs->op |= PPP_OP_ROT_90;
+	if (req->flags & MDP_FLIP_UD) {
+		regs->op |= PPP_OP_FLIP_UD;
+		rotate_dst_addr_y(req, regs);
+	}
+	if (req->flags & MDP_FLIP_LR)
+		regs->op |= PPP_OP_FLIP_LR;
+}
+
+static void blit_convert(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	if (req->src.format == req->dst.format)
+		return;
+	if (IS_RGB(req->src.format) && IS_YCRCB(req->dst.format)) {
+		regs->op |= PPP_OP_CONVERT_RGB2YCBCR | PPP_OP_CONVERT_ON;
+	} else if (IS_YCRCB(req->src.format) && IS_RGB(req->dst.format)) {
+		regs->op |= PPP_OP_CONVERT_YCBCR2RGB | PPP_OP_CONVERT_ON;
+		if (req->dst.format == MDP_RGB_565)
+			regs->op |= PPP_OP_CONVERT_MATRIX_SECONDARY;
+	}
+}
+
+#define GET_BIT_RANGE(value, high, low) \
+	(((1 << (high - low + 1)) - 1) & (value >> low))
+static uint32_t transp_convert(struct mdp_blit_req *req)
+{
+	uint32_t transp = 0;
+	if (req->src.format == MDP_RGB_565) {
+		/* pad each value to 8 bits by copying the high bits into the
+		 * low end, convert RGB to RBG by switching low 2 components */
+		transp |= ((GET_BIT_RANGE(req->transp_mask, 15, 11) << 3) |
+			   (GET_BIT_RANGE(req->transp_mask, 15, 13))) << 16;
+
+		transp |= ((GET_BIT_RANGE(req->transp_mask, 4, 0) << 3) |
+			   (GET_BIT_RANGE(req->transp_mask, 4, 2))) << 8;
+
+		transp |= (GET_BIT_RANGE(req->transp_mask, 10, 5) << 2) |
+			  (GET_BIT_RANGE(req->transp_mask, 10, 9));
+	} else {
+		/* convert RGB to RBG */
+		transp |= (GET_BIT_RANGE(req->transp_mask, 15, 8)) |
+			  (GET_BIT_RANGE(req->transp_mask, 23, 16) << 16) |
+			  (GET_BIT_RANGE(req->transp_mask, 7, 0) << 8);
+	}
+	return transp;
+}
+#undef GET_BIT_RANGE
+
+static void blit_blend(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	/* TRANSP BLEND */
+	if (req->transp_mask != MDP_TRANSP_NOP) {
+		req->transp_mask = transp_convert(req);
+		if (req->alpha != MDP_ALPHA_NOP) {
+			/* use blended transparancy mode
+			 * pixel = (src == transp) ? dst : blend
+			 * blend is combo of blend_eq_sel and
+			 * blend_alpha_sel */
+			regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+				PPP_OP_BLEND_ALPHA_BLEND_NORMAL |
+				PPP_OP_BLEND_CONSTANT_ALPHA |
+				PPP_BLEND_ALPHA_TRANSP;
+		} else {
+			/* simple transparancy mode
+			 * pixel = (src == transp) ? dst : src */
+			regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+				PPP_OP_BLEND_SRCPIXEL_TRANSP;
+		}
+	}
+
+	req->alpha &= 0xff;
+	/* ALPHA BLEND */
+	if (HAS_ALPHA(req->src.format)) {
+		regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+			PPP_OP_BLEND_SRCPIXEL_ALPHA;
+	} else if (req->alpha < MDP_ALPHA_NOP) {
+		/* just blend by alpha */
+		regs->op |= PPP_OP_ROT_ON | PPP_OP_BLEND_ON |
+			PPP_OP_BLEND_ALPHA_BLEND_NORMAL |
+			PPP_OP_BLEND_CONSTANT_ALPHA;
+	}
+
+	regs->op |= bg_op_chroma[req->dst.format];
+}
+
+#define ONE_HALF	(1LL << 32)
+#define ONE		(1LL << 33)
+#define TWO		(2LL << 33)
+#define THREE		(3LL << 33)
+#define FRAC_MASK (ONE - 1)
+#define INT_MASK (~FRAC_MASK)
+
+static int scale_params(uint32_t dim_in, uint32_t dim_out, uint32_t origin,
+			uint32_t *phase_init, uint32_t *phase_step)
+{
+	/* to improve precicsion calculations are done in U31.33 and converted
+	 * to U3.29 at the end */
+	int64_t k1, k2, k3, k4, tmp;
+	uint64_t n, d, os, os_p, od, od_p, oreq;
+	unsigned rpa = 0;
+	int64_t ip64, delta;
+
+	if (dim_out % 3 == 0)
+		rpa = !(dim_in % (dim_out / 3));
+
+	n = ((uint64_t)dim_out) << 34;
+	d = dim_in;
+	if (!d)
+		return -1;
+	do_div(n, d);
+	k3 = (n + 1) >> 1;
+	if ((k3 >> 4) < (1LL << 27) || (k3 >> 4) > (1LL << 31)) {
+		DLOG("crap bad scale\n");
+		return -1;
+	}
+	n = ((uint64_t)dim_in) << 34;
+	d = (uint64_t)dim_out;
+	if (!d)
+		return -1;
+	do_div(n, d);
+	k1 = (n + 1) >> 1;
+	k2 = (k1 - ONE) >> 1;
+
+	*phase_init = (int)(k2 >> 4);
+	k4 = (k3 - ONE) >> 1;
+
+	if (rpa) {
+		os = ((uint64_t)origin << 33) - ONE_HALF;
+		tmp = (dim_out * os) + ONE_HALF;
+		if (!dim_in)
+			return -1;
+		do_div(tmp, dim_in);
+		od = tmp - ONE_HALF;
+	} else {
+		os = ((uint64_t)origin << 1) - 1;
+		od = (((k3 * os) >> 1) + k4);
+	}
+
+	od_p = od & INT_MASK;
+	if (od_p != od)
+		od_p += ONE;
+
+	if (rpa) {
+		tmp = (dim_in * od_p) + ONE_HALF;
+		if (!dim_in)
+			return -1;
+		do_div(tmp, dim_in);
+		os_p = tmp - ONE_HALF;
+	} else {
+		os_p = ((k1 * (od_p >> 33)) + k2);
+	}
+
+	oreq = (os_p & INT_MASK) - ONE;
+
+	ip64 = os_p - oreq;
+	delta = ((int64_t)(origin) << 33) - oreq;
+	ip64 -= delta;
+	/* limit to valid range before the left shift */
+	delta = (ip64 & (1LL << 63)) ? 4 : -4;
+	delta <<= 33;
+	while (abs((int)(ip64 >> 33)) > 4)
+		ip64 += delta;
+	*phase_init = (int)(ip64 >> 4);
+	*phase_step = (uint32_t)(k1 >> 4);
+	return 0;
+}
+
+static void load_scale_table(const struct mdp_info *mdp,
+			     struct mdp_table_entry *table, int len)
+{
+	int i;
+	for (i = 0; i < len; i++)
+		mdp_writel(mdp, table[i].val, table[i].reg);
+}
+
+enum {
+IMG_LEFT,
+IMG_RIGHT,
+IMG_TOP,
+IMG_BOTTOM,
+};
+
+static void get_edge_info(uint32_t src, uint32_t src_coord, uint32_t dst,
+			  uint32_t *interp1, uint32_t *interp2,
+			  uint32_t *repeat1, uint32_t *repeat2) {
+	if (src > 3 * dst) {
+		*interp1 = 0;
+		*interp2 = src - 1;
+		*repeat1 = 0;
+		*repeat2 = 0;
+	} else if (src == 3 * dst) {
+		*interp1 = 0;
+		*interp2 = src;
+		*repeat1 = 0;
+		*repeat2 = 1;
+	} else if (src > dst && src < 3 * dst) {
+		*interp1 = -1;
+		*interp2 = src;
+		*repeat1 = 1;
+		*repeat2 = 1;
+	} else if (src == dst) {
+		*interp1 = -1;
+		*interp2 = src + 1;
+		*repeat1 = 1;
+		*repeat2 = 2;
+	} else {
+		*interp1 = -2;
+		*interp2 = src + 1;
+		*repeat1 = 2;
+		*repeat2 = 2;
+	}
+	*interp1 += src_coord;
+	*interp2 += src_coord;
+}
+
+static int get_edge_cond(struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	int32_t luma_interp[4];
+	int32_t luma_repeat[4];
+	int32_t chroma_interp[4];
+	int32_t chroma_bound[4];
+	int32_t chroma_repeat[4];
+	uint32_t dst_w, dst_h;
+
+	memset(&luma_interp, 0, sizeof(int32_t) * 4);
+	memset(&luma_repeat, 0, sizeof(int32_t) * 4);
+	memset(&chroma_interp, 0, sizeof(int32_t) * 4);
+	memset(&chroma_bound, 0, sizeof(int32_t) * 4);
+	memset(&chroma_repeat, 0, sizeof(int32_t) * 4);
+	regs->edge = 0;
+
+	if (req->flags & MDP_ROT_90) {
+		dst_w = req->dst_rect.h;
+		dst_h = req->dst_rect.w;
+	} else {
+		dst_w = req->dst_rect.w;
+		dst_h = req->dst_rect.h;
+	}
+
+	if (regs->op & (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON)) {
+		get_edge_info(req->src_rect.h, req->src_rect.y, dst_h,
+			      &luma_interp[IMG_TOP], &luma_interp[IMG_BOTTOM],
+			      &luma_repeat[IMG_TOP], &luma_repeat[IMG_BOTTOM]);
+		get_edge_info(req->src_rect.w, req->src_rect.x, dst_w,
+			      &luma_interp[IMG_LEFT], &luma_interp[IMG_RIGHT],
+			      &luma_repeat[IMG_LEFT], &luma_repeat[IMG_RIGHT]);
+	} else {
+		luma_interp[IMG_LEFT] = req->src_rect.x;
+		luma_interp[IMG_RIGHT] = req->src_rect.x + req->src_rect.w - 1;
+		luma_interp[IMG_TOP] = req->src_rect.y;
+		luma_interp[IMG_BOTTOM] = req->src_rect.y + req->src_rect.h - 1;
+		luma_repeat[IMG_LEFT] = 0;
+		luma_repeat[IMG_TOP] = 0;
+		luma_repeat[IMG_RIGHT] = 0;
+		luma_repeat[IMG_BOTTOM] = 0;
+	}
+
+	chroma_interp[IMG_LEFT] = luma_interp[IMG_LEFT];
+	chroma_interp[IMG_RIGHT] = luma_interp[IMG_RIGHT];
+	chroma_interp[IMG_TOP] = luma_interp[IMG_TOP];
+	chroma_interp[IMG_BOTTOM] = luma_interp[IMG_BOTTOM];
+
+	chroma_bound[IMG_LEFT] = req->src_rect.x;
+	chroma_bound[IMG_RIGHT] = req->src_rect.x + req->src_rect.w - 1;
+	chroma_bound[IMG_TOP] = req->src_rect.y;
+	chroma_bound[IMG_BOTTOM] = req->src_rect.y + req->src_rect.h - 1;
+
+	if (IS_YCRCB(req->src.format)) {
+		chroma_interp[IMG_LEFT] = chroma_interp[IMG_LEFT] >> 1;
+		chroma_interp[IMG_RIGHT] = (chroma_interp[IMG_RIGHT] + 1) >> 1;
+
+		chroma_bound[IMG_LEFT] = chroma_bound[IMG_LEFT] >> 1;
+		chroma_bound[IMG_RIGHT] = chroma_bound[IMG_RIGHT] >> 1;
+	}
+
+	if (req->src.format == MDP_Y_CBCR_H2V2 ||
+	    req->src.format == MDP_Y_CRCB_H2V2) {
+		chroma_interp[IMG_TOP] = (chroma_interp[IMG_TOP] - 1) >> 1;
+		chroma_interp[IMG_BOTTOM] = (chroma_interp[IMG_BOTTOM] + 1)
+					    >> 1;
+		chroma_bound[IMG_TOP] = (chroma_bound[IMG_TOP] + 1) >> 1;
+		chroma_bound[IMG_BOTTOM] = chroma_bound[IMG_BOTTOM] >> 1;
+	}
+
+	chroma_repeat[IMG_LEFT] = chroma_bound[IMG_LEFT] -
+				  chroma_interp[IMG_LEFT];
+	chroma_repeat[IMG_RIGHT] = chroma_interp[IMG_RIGHT] -
+				  chroma_bound[IMG_RIGHT];
+	chroma_repeat[IMG_TOP] = chroma_bound[IMG_TOP] -
+				  chroma_interp[IMG_TOP];
+	chroma_repeat[IMG_BOTTOM] = chroma_interp[IMG_BOTTOM] -
+				  chroma_bound[IMG_BOTTOM];
+
+	if (chroma_repeat[IMG_LEFT] < 0 || chroma_repeat[IMG_LEFT] > 3 ||
+	    chroma_repeat[IMG_RIGHT] < 0 || chroma_repeat[IMG_RIGHT] > 3 ||
+	    chroma_repeat[IMG_TOP] < 0 || chroma_repeat[IMG_TOP] > 3 ||
+	    chroma_repeat[IMG_BOTTOM] < 0 || chroma_repeat[IMG_BOTTOM] > 3 ||
+	    luma_repeat[IMG_LEFT] < 0 || luma_repeat[IMG_LEFT] > 3 ||
+	    luma_repeat[IMG_RIGHT] < 0 || luma_repeat[IMG_RIGHT] > 3 ||
+	    luma_repeat[IMG_TOP] < 0 || luma_repeat[IMG_TOP] > 3 ||
+	    luma_repeat[IMG_BOTTOM] < 0 || luma_repeat[IMG_BOTTOM] > 3)
+		return -1;
+
+	regs->edge |= (chroma_repeat[IMG_LEFT] & 3) << MDP_LEFT_CHROMA;
+	regs->edge |= (chroma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_CHROMA;
+	regs->edge |= (chroma_repeat[IMG_TOP] & 3) << MDP_TOP_CHROMA;
+	regs->edge |= (chroma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_CHROMA;
+	regs->edge |= (luma_repeat[IMG_LEFT] & 3) << MDP_LEFT_LUMA;
+	regs->edge |= (luma_repeat[IMG_RIGHT] & 3) << MDP_RIGHT_LUMA;
+	regs->edge |= (luma_repeat[IMG_TOP] & 3) << MDP_TOP_LUMA;
+	regs->edge |= (luma_repeat[IMG_BOTTOM] & 3) << MDP_BOTTOM_LUMA;
+	return 0;
+}
+
+static int blit_scale(const struct mdp_info *mdp, struct mdp_blit_req *req,
+		      struct mdp_regs *regs)
+{
+	uint32_t phase_init_x, phase_init_y, phase_step_x, phase_step_y;
+	uint32_t scale_factor_x, scale_factor_y;
+	uint32_t downscale;
+	uint32_t dst_w, dst_h;
+
+	if (req->flags & MDP_ROT_90) {
+		dst_w = req->dst_rect.h;
+		dst_h = req->dst_rect.w;
+	} else {
+		dst_w = req->dst_rect.w;
+		dst_h = req->dst_rect.h;
+	}
+	if ((req->src_rect.w == dst_w)  && (req->src_rect.h == dst_h) &&
+	    !(req->flags & MDP_BLUR)) {
+		regs->phasex_init = 0;
+		regs->phasey_init = 0;
+		regs->phasex_step = 0;
+		regs->phasey_step = 0;
+		return 0;
+	}
+
+	if (scale_params(req->src_rect.w, dst_w, 1, &phase_init_x,
+			 &phase_step_x) ||
+	    scale_params(req->src_rect.h, dst_h, 1, &phase_init_y,
+			 &phase_step_y))
+		return -1;
+
+	scale_factor_x = (dst_w * 10) / req->src_rect.w;
+	scale_factor_y = (dst_h * 10) / req->src_rect.h;
+
+	if (scale_factor_x > 8)
+		downscale = MDP_DOWNSCALE_PT8TO1;
+	else if (scale_factor_x > 6)
+		downscale = MDP_DOWNSCALE_PT6TOPT8;
+	else if (scale_factor_x > 4)
+		downscale = MDP_DOWNSCALE_PT4TOPT6;
+	else
+		downscale = MDP_DOWNSCALE_PT2TOPT4;
+	if (downscale != downscale_x_table) {
+		load_scale_table(mdp, mdp_downscale_x_table[downscale], 64);
+		downscale_x_table = downscale;
+	}
+
+	if (scale_factor_y > 8)
+		downscale = MDP_DOWNSCALE_PT8TO1;
+	else if (scale_factor_y > 6)
+		downscale = MDP_DOWNSCALE_PT6TOPT8;
+	else if (scale_factor_y > 4)
+		downscale = MDP_DOWNSCALE_PT4TOPT6;
+	else
+		downscale = MDP_DOWNSCALE_PT2TOPT4;
+	if (downscale != downscale_y_table) {
+		load_scale_table(mdp, mdp_downscale_y_table[downscale], 64);
+		downscale_y_table = downscale;
+	}
+
+	regs->phasex_init = phase_init_x;
+	regs->phasey_init = phase_init_y;
+	regs->phasex_step = phase_step_x;
+	regs->phasey_step = phase_step_y;
+	regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON);
+	return 0;
+
+}
+
+static void blit_blur(const struct mdp_info *mdp, struct mdp_blit_req *req,
+		      struct mdp_regs *regs)
+{
+	if (!(req->flags & MDP_BLUR))
+		return;
+
+	if (!(downscale_x_table == MDP_DOWNSCALE_BLUR &&
+	      downscale_y_table == MDP_DOWNSCALE_BLUR)) {
+		load_scale_table(mdp, mdp_gaussian_blur_table, 128);
+		downscale_x_table = MDP_DOWNSCALE_BLUR;
+		downscale_y_table = MDP_DOWNSCALE_BLUR;
+	}
+
+	regs->op |= (PPP_OP_SCALE_Y_ON | PPP_OP_SCALE_X_ON);
+}
+
+
+#define IMG_LEN(rect_h, w, rect_w, bpp) (((rect_h) * w) * bpp)
+
+#define Y_TO_CRCB_RATIO(format) \
+	((format == MDP_Y_CBCR_H2V2 || format == MDP_Y_CRCB_H2V2) ?  2 :\
+	 (format == MDP_Y_CBCR_H2V1 || format == MDP_Y_CRCB_H2V1) ?  1 : 1)
+
+static void get_len(struct mdp_img *img, struct mdp_rect *rect, uint32_t bpp,
+		    uint32_t *len0, uint32_t *len1)
+{
+	*len0 = IMG_LEN(rect->h, img->width, rect->w, bpp);
+	if (IS_PSEUDOPLNR(img->format))
+		*len1 = *len0/Y_TO_CRCB_RATIO(img->format);
+	else
+		*len1 = 0;
+}
+
+static int valid_src_dst(unsigned long src_start, unsigned long src_len,
+			 unsigned long dst_start, unsigned long dst_len,
+			 struct mdp_blit_req *req, struct mdp_regs *regs)
+{
+	unsigned long src_min_ok = src_start;
+	unsigned long src_max_ok = src_start + src_len;
+	unsigned long dst_min_ok = dst_start;
+	unsigned long dst_max_ok = dst_start + dst_len;
+	uint32_t src0_len, src1_len, dst0_len, dst1_len;
+	get_len(&req->src, &req->src_rect, regs->src_bpp, &src0_len,
+		 &src1_len);
+	get_len(&req->dst, &req->dst_rect, regs->dst_bpp, &dst0_len,
+		 &dst1_len);
+
+	if (regs->src0 < src_min_ok || regs->src0 > src_max_ok ||
+	    regs->src0 + src0_len > src_max_ok) {
+		DLOG("invalid_src %x %x %lx %lx\n", regs->src0,
+		      src0_len, src_min_ok, src_max_ok);
+		return 0;
+	}
+	if (regs->src_cfg & PPP_SRC_PLANE_PSEUDOPLNR) {
+		if (regs->src1 < src_min_ok || regs->src1 > src_max_ok ||
+		    regs->src1 + src1_len > src_max_ok) {
+			DLOG("invalid_src1");
+			return 0;
+		}
+	}
+	if (regs->dst0 < dst_min_ok || regs->dst0 > dst_max_ok ||
+	    regs->dst0 + dst0_len > dst_max_ok) {
+		DLOG("invalid_dst");
+		return 0;
+	}
+	if (regs->dst_cfg & PPP_SRC_PLANE_PSEUDOPLNR) {
+		if (regs->dst1 < dst_min_ok || regs->dst1 > dst_max_ok ||
+		    regs->dst1 + dst1_len > dst_max_ok) {
+			DLOG("invalid_dst1");
+			return 0;
+		}
+	}
+	return 1;
+}
+
+
+static void flush_imgs(struct mdp_blit_req *req, struct mdp_regs *regs,
+		       struct file *src_file, struct file *dst_file)
+{
+}
+
+static void get_chroma_addr(struct mdp_img *img, struct mdp_rect *rect,
+			    uint32_t base, uint32_t bpp, uint32_t cfg,
+			    uint32_t *addr, uint32_t *ystride)
+{
+	uint32_t compress_v = Y_TO_CRCB_RATIO(img->format);
+	uint32_t compress_h = 2;
+	uint32_t  offset;
+
+	if (IS_PSEUDOPLNR(img->format)) {
+		offset = (rect->x / compress_h) * compress_h;
+		offset += rect->y == 0 ? 0 :
+			  ((rect->y + 1) / compress_v) * img->width;
+		*addr = base + (img->width * img->height * bpp);
+		*addr += offset * bpp;
+		*ystride |= *ystride << 16;
+	} else {
+		*addr = 0;
+	}
+}
+
+static int send_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+		     struct mdp_regs *regs, struct file *src_file,
+		     struct file *dst_file)
+{
+	mdp_writel(mdp, 1, 0x060);
+	mdp_writel(mdp, regs->src_rect, PPP_ADDR_SRC_ROI);
+	mdp_writel(mdp, regs->src0, PPP_ADDR_SRC0);
+	mdp_writel(mdp, regs->src1, PPP_ADDR_SRC1);
+	mdp_writel(mdp, regs->src_ystride, PPP_ADDR_SRC_YSTRIDE);
+	mdp_writel(mdp, regs->src_cfg, PPP_ADDR_SRC_CFG);
+	mdp_writel(mdp, regs->src_pack, PPP_ADDR_SRC_PACK_PATTERN);
+
+	mdp_writel(mdp, regs->op, PPP_ADDR_OPERATION);
+	mdp_writel(mdp, regs->phasex_init, PPP_ADDR_PHASEX_INIT);
+	mdp_writel(mdp, regs->phasey_init, PPP_ADDR_PHASEY_INIT);
+	mdp_writel(mdp, regs->phasex_step, PPP_ADDR_PHASEX_STEP);
+	mdp_writel(mdp, regs->phasey_step, PPP_ADDR_PHASEY_STEP);
+
+	mdp_writel(mdp, (req->alpha << 24) | (req->transp_mask & 0xffffff),
+	       PPP_ADDR_ALPHA_TRANSP);
+
+	mdp_writel(mdp, regs->dst_cfg, PPP_ADDR_DST_CFG);
+	mdp_writel(mdp, regs->dst_pack, PPP_ADDR_DST_PACK_PATTERN);
+	mdp_writel(mdp, regs->dst_rect, PPP_ADDR_DST_ROI);
+	mdp_writel(mdp, regs->dst0, PPP_ADDR_DST0);
+	mdp_writel(mdp, regs->dst1, PPP_ADDR_DST1);
+	mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_DST_YSTRIDE);
+
+	mdp_writel(mdp, regs->edge, PPP_ADDR_EDGE);
+	if (regs->op & PPP_OP_BLEND_ON) {
+		mdp_writel(mdp, regs->dst0, PPP_ADDR_BG0);
+		mdp_writel(mdp, regs->dst1, PPP_ADDR_BG1);
+		mdp_writel(mdp, regs->dst_ystride, PPP_ADDR_BG_YSTRIDE);
+		mdp_writel(mdp, src_img_cfg[req->dst.format], PPP_ADDR_BG_CFG);
+		mdp_writel(mdp, pack_pattern[req->dst.format],
+			   PPP_ADDR_BG_PACK_PATTERN);
+	}
+	flush_imgs(req, regs, src_file, dst_file);
+	mdp_writel(mdp, 0x1000, MDP_DISPLAY0_START);
+	return 0;
+}
+
+int mdp_ppp_blit(const struct mdp_info *mdp, struct mdp_blit_req *req,
+		 struct file *src_file, unsigned long src_start, unsigned long src_len,
+		 struct file *dst_file, unsigned long dst_start, unsigned long dst_len)
+{
+	struct mdp_regs regs = {0};
+
+	if (unlikely(req->src.format >= MDP_IMGTYPE_LIMIT ||
+		     req->dst.format >= MDP_IMGTYPE_LIMIT)) {
+		printk(KERN_ERR "mpd_ppp: img is of wrong format\n");
+		return -EINVAL;
+	}
+
+	if (unlikely(req->src_rect.x > req->src.width ||
+		     req->src_rect.y > req->src.height ||
+		     req->dst_rect.x > req->dst.width ||
+		     req->dst_rect.y > req->dst.height)) {
+		printk(KERN_ERR "mpd_ppp: img rect is outside of img!\n");
+		return -EINVAL;
+	}
+
+	/* set the src image configuration */
+	regs.src_cfg = src_img_cfg[req->src.format];
+	regs.src_cfg |= (req->src_rect.x & 0x1) ? PPP_SRC_BPP_ROI_ODD_X : 0;
+	regs.src_cfg |= (req->src_rect.y & 0x1) ? PPP_SRC_BPP_ROI_ODD_Y : 0;
+	regs.src_rect = (req->src_rect.h << 16) | req->src_rect.w;
+	regs.src_pack = pack_pattern[req->src.format];
+
+	/* set the dest image configuration */
+	regs.dst_cfg = dst_img_cfg[req->dst.format] | PPP_DST_OUT_SEL_AXI;
+	regs.dst_rect = (req->dst_rect.h << 16) | req->dst_rect.w;
+	regs.dst_pack = pack_pattern[req->dst.format];
+
+	/* set src, bpp, start pixel and ystride */
+	regs.src_bpp = bytes_per_pixel[req->src.format];
+	regs.src0 = src_start + req->src.offset;
+	regs.src_ystride = req->src.width * regs.src_bpp;
+	get_chroma_addr(&req->src, &req->src_rect, regs.src0, regs.src_bpp,
+			regs.src_cfg, &regs.src1, &regs.src_ystride);
+	regs.src0 += (req->src_rect.x + (req->src_rect.y * req->src.width)) *
+		      regs.src_bpp;
+
+	/* set dst, bpp, start pixel and ystride */
+	regs.dst_bpp = bytes_per_pixel[req->dst.format];
+	regs.dst0 = dst_start + req->dst.offset;
+	regs.dst_ystride = req->dst.width * regs.dst_bpp;
+	get_chroma_addr(&req->dst, &req->dst_rect, regs.dst0, regs.dst_bpp,
+			regs.dst_cfg, &regs.dst1, &regs.dst_ystride);
+	regs.dst0 += (req->dst_rect.x + (req->dst_rect.y * req->dst.width)) *
+		      regs.dst_bpp;
+
+	if (!valid_src_dst(src_start, src_len, dst_start, dst_len, req,
+			   &regs)) {
+		printk(KERN_ERR "mpd_ppp: final src or dst location is "
+			"invalid, are you trying to make an image too large "
+			"or to place it outside the screen?\n");
+		return -EINVAL;
+	}
+
+	/* set up operation register */
+	regs.op = 0;
+	blit_rotate(req, &regs);
+	blit_convert(req, &regs);
+	if (req->flags & MDP_DITHER)
+		regs.op |= PPP_OP_DITHER_EN;
+	blit_blend(req, &regs);
+	if (blit_scale(mdp, req, &regs)) {
+		printk(KERN_ERR "mpd_ppp: error computing scale for img.\n");
+		return -EINVAL;
+	}
+	blit_blur(mdp, req, &regs);
+	regs.op |= dst_op_chroma[req->dst.format] |
+		   src_op_chroma[req->src.format];
+
+	/* if the image is YCRYCB, the x and w must be even */
+	if (unlikely(req->src.format == MDP_YCRYCB_H2V1)) {
+		req->src_rect.x = req->src_rect.x & (~0x1);
+		req->src_rect.w = req->src_rect.w & (~0x1);
+		req->dst_rect.x = req->dst_rect.x & (~0x1);
+		req->dst_rect.w = req->dst_rect.w & (~0x1);
+	}
+	if (get_edge_cond(req, &regs))
+		return -EINVAL;
+
+	send_blit(mdp, req, &regs, src_file, dst_file);
+	return 0;
+}
diff --git a/drivers/video/msm/mdp_scale_tables.c b/drivers/video/msm/mdp_scale_tables.c
new file mode 100644
index 000000000000..604783b2e17c
--- /dev/null
+++ b/drivers/video/msm/mdp_scale_tables.c
@@ -0,0 +1,766 @@
+/* drivers/video/msm_fb/mdp_scale_tables.c
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include "mdp_scale_tables.h"
+#include "mdp_hw.h"
+
+struct mdp_table_entry mdp_upscale_table[] = {
+	{ 0x5fffc, 0x0 },
+	{ 0x50200, 0x7fc00000 },
+	{ 0x5fffc, 0xff80000d },
+	{ 0x50204, 0x7ec003f9 },
+	{ 0x5fffc, 0xfec0001c },
+	{ 0x50208, 0x7d4003f3 },
+	{ 0x5fffc, 0xfe40002b },
+	{ 0x5020c, 0x7b8003ed },
+	{ 0x5fffc, 0xfd80003c },
+	{ 0x50210, 0x794003e8 },
+	{ 0x5fffc, 0xfcc0004d },
+	{ 0x50214, 0x76c003e4 },
+	{ 0x5fffc, 0xfc40005f },
+	{ 0x50218, 0x73c003e0 },
+	{ 0x5fffc, 0xfb800071 },
+	{ 0x5021c, 0x708003de },
+	{ 0x5fffc, 0xfac00085 },
+	{ 0x50220, 0x6d0003db },
+	{ 0x5fffc, 0xfa000098 },
+	{ 0x50224, 0x698003d9 },
+	{ 0x5fffc, 0xf98000ac },
+	{ 0x50228, 0x654003d8 },
+	{ 0x5fffc, 0xf8c000c1 },
+	{ 0x5022c, 0x610003d7 },
+	{ 0x5fffc, 0xf84000d5 },
+	{ 0x50230, 0x5c8003d7 },
+	{ 0x5fffc, 0xf7c000e9 },
+	{ 0x50234, 0x580003d7 },
+	{ 0x5fffc, 0xf74000fd },
+	{ 0x50238, 0x534003d8 },
+	{ 0x5fffc, 0xf6c00112 },
+	{ 0x5023c, 0x4e8003d8 },
+	{ 0x5fffc, 0xf6800126 },
+	{ 0x50240, 0x494003da },
+	{ 0x5fffc, 0xf600013a },
+	{ 0x50244, 0x448003db },
+	{ 0x5fffc, 0xf600014d },
+	{ 0x50248, 0x3f4003dd },
+	{ 0x5fffc, 0xf5c00160 },
+	{ 0x5024c, 0x3a4003df },
+	{ 0x5fffc, 0xf5c00172 },
+	{ 0x50250, 0x354003e1 },
+	{ 0x5fffc, 0xf5c00184 },
+	{ 0x50254, 0x304003e3 },
+	{ 0x5fffc, 0xf6000195 },
+	{ 0x50258, 0x2b0003e6 },
+	{ 0x5fffc, 0xf64001a6 },
+	{ 0x5025c, 0x260003e8 },
+	{ 0x5fffc, 0xf6c001b4 },
+	{ 0x50260, 0x214003eb },
+	{ 0x5fffc, 0xf78001c2 },
+	{ 0x50264, 0x1c4003ee },
+	{ 0x5fffc, 0xf80001cf },
+	{ 0x50268, 0x17c003f1 },
+	{ 0x5fffc, 0xf90001db },
+	{ 0x5026c, 0x134003f3 },
+	{ 0x5fffc, 0xfa0001e5 },
+	{ 0x50270, 0xf0003f6 },
+	{ 0x5fffc, 0xfb4001ee },
+	{ 0x50274, 0xac003f9 },
+	{ 0x5fffc, 0xfcc001f5 },
+	{ 0x50278, 0x70003fb },
+	{ 0x5fffc, 0xfe4001fb },
+	{ 0x5027c, 0x34003fe },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT2TOPT4[] = {
+	{ 0x5fffc, 0x740008c },
+	{ 0x50280, 0x33800088 },
+	{ 0x5fffc, 0x800008e },
+	{ 0x50284, 0x33400084 },
+	{ 0x5fffc, 0x8400092 },
+	{ 0x50288, 0x33000080 },
+	{ 0x5fffc, 0x9000094 },
+	{ 0x5028c, 0x3300007b },
+	{ 0x5fffc, 0x9c00098 },
+	{ 0x50290, 0x32400077 },
+	{ 0x5fffc, 0xa40009b },
+	{ 0x50294, 0x32000073 },
+	{ 0x5fffc, 0xb00009d },
+	{ 0x50298,  0x31c0006f },
+	{ 0x5fffc,  0xbc000a0 },
+	{ 0x5029c,  0x3140006b },
+	{ 0x5fffc,  0xc8000a2 },
+	{ 0x502a0,  0x31000067 },
+	{ 0x5fffc,  0xd8000a5 },
+	{ 0x502a4,  0x30800062 },
+	{ 0x5fffc,  0xe4000a8 },
+	{ 0x502a8,  0x2fc0005f },
+	{ 0x5fffc,  0xec000aa },
+	{ 0x502ac,  0x2fc0005b },
+	{ 0x5fffc,  0xf8000ad },
+	{ 0x502b0,  0x2f400057 },
+	{ 0x5fffc,  0x108000b0 },
+	{ 0x502b4,  0x2e400054 },
+	{ 0x5fffc,  0x114000b2 },
+	{ 0x502b8,  0x2e000050 },
+	{ 0x5fffc,  0x124000b4 },
+	{ 0x502bc,  0x2d80004c },
+	{ 0x5fffc,  0x130000b6 },
+	{ 0x502c0,  0x2d000049 },
+	{ 0x5fffc,  0x140000b8 },
+	{ 0x502c4,  0x2c800045 },
+	{ 0x5fffc,  0x150000b9 },
+	{ 0x502c8,  0x2c000042 },
+	{ 0x5fffc,  0x15c000bd },
+	{ 0x502cc,  0x2b40003e },
+	{ 0x5fffc,  0x16c000bf },
+	{ 0x502d0,  0x2a80003b },
+	{ 0x5fffc,  0x17c000bf },
+	{ 0x502d4,  0x2a000039 },
+	{ 0x5fffc,  0x188000c2 },
+	{ 0x502d8,  0x29400036 },
+	{ 0x5fffc,  0x19c000c4 },
+	{ 0x502dc,  0x28800032 },
+	{ 0x5fffc,  0x1ac000c5 },
+	{ 0x502e0,  0x2800002f },
+	{ 0x5fffc,  0x1bc000c7 },
+	{ 0x502e4,  0x2740002c },
+	{ 0x5fffc,  0x1cc000c8 },
+	{ 0x502e8,  0x26c00029 },
+	{ 0x5fffc,  0x1dc000c9 },
+	{ 0x502ec,  0x26000027 },
+	{ 0x5fffc,  0x1ec000cc },
+	{ 0x502f0,  0x25000024 },
+	{ 0x5fffc,  0x200000cc },
+	{ 0x502f4,  0x24800021 },
+	{ 0x5fffc,  0x210000cd },
+	{ 0x502f8,  0x23800020 },
+	{ 0x5fffc,  0x220000ce },
+	{ 0x502fc,  0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT4TOPT6[] = {
+	{ 0x5fffc,  0x740008c },
+	{ 0x50280,  0x33800088 },
+	{ 0x5fffc,  0x800008e },
+	{ 0x50284,  0x33400084 },
+	{ 0x5fffc,  0x8400092 },
+	{ 0x50288,  0x33000080 },
+	{ 0x5fffc,  0x9000094 },
+	{ 0x5028c,  0x3300007b },
+	{ 0x5fffc,  0x9c00098 },
+	{ 0x50290,  0x32400077 },
+	{ 0x5fffc,  0xa40009b },
+	{ 0x50294,  0x32000073 },
+	{ 0x5fffc,  0xb00009d },
+	{ 0x50298,  0x31c0006f },
+	{ 0x5fffc,  0xbc000a0 },
+	{ 0x5029c,  0x3140006b },
+	{ 0x5fffc,  0xc8000a2 },
+	{ 0x502a0,  0x31000067 },
+	{ 0x5fffc,  0xd8000a5 },
+	{ 0x502a4,  0x30800062 },
+	{ 0x5fffc,  0xe4000a8 },
+	{ 0x502a8,  0x2fc0005f },
+	{ 0x5fffc,  0xec000aa },
+	{ 0x502ac,  0x2fc0005b },
+	{ 0x5fffc,  0xf8000ad },
+	{ 0x502b0,  0x2f400057 },
+	{ 0x5fffc,  0x108000b0 },
+	{ 0x502b4,  0x2e400054 },
+	{ 0x5fffc,  0x114000b2 },
+	{ 0x502b8,  0x2e000050 },
+	{ 0x5fffc,  0x124000b4 },
+	{ 0x502bc,  0x2d80004c },
+	{ 0x5fffc,  0x130000b6 },
+	{ 0x502c0,  0x2d000049 },
+	{ 0x5fffc,  0x140000b8 },
+	{ 0x502c4,  0x2c800045 },
+	{ 0x5fffc,  0x150000b9 },
+	{ 0x502c8,  0x2c000042 },
+	{ 0x5fffc,  0x15c000bd },
+	{ 0x502cc,  0x2b40003e },
+	{ 0x5fffc,  0x16c000bf },
+	{ 0x502d0,  0x2a80003b },
+	{ 0x5fffc,  0x17c000bf },
+	{ 0x502d4,  0x2a000039 },
+	{ 0x5fffc,  0x188000c2 },
+	{ 0x502d8,  0x29400036 },
+	{ 0x5fffc,  0x19c000c4 },
+	{ 0x502dc,  0x28800032 },
+	{ 0x5fffc,  0x1ac000c5 },
+	{ 0x502e0,  0x2800002f },
+	{ 0x5fffc,  0x1bc000c7 },
+	{ 0x502e4,  0x2740002c },
+	{ 0x5fffc,  0x1cc000c8 },
+	{ 0x502e8,  0x26c00029 },
+	{ 0x5fffc,  0x1dc000c9 },
+	{ 0x502ec,  0x26000027 },
+	{ 0x5fffc,  0x1ec000cc },
+	{ 0x502f0,  0x25000024 },
+	{ 0x5fffc,  0x200000cc },
+	{ 0x502f4,  0x24800021 },
+	{ 0x5fffc,  0x210000cd },
+	{ 0x502f8,  0x23800020 },
+	{ 0x5fffc,  0x220000ce },
+	{ 0x502fc,  0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT6TOPT8[] = {
+	{ 0x5fffc,  0xfe000070 },
+	{ 0x50280,  0x4bc00068 },
+	{ 0x5fffc,  0xfe000078 },
+	{ 0x50284,  0x4bc00060 },
+	{ 0x5fffc,  0xfe000080 },
+	{ 0x50288,  0x4b800059 },
+	{ 0x5fffc,  0xfe000089 },
+	{ 0x5028c,  0x4b000052 },
+	{ 0x5fffc,  0xfe400091 },
+	{ 0x50290,  0x4a80004b },
+	{ 0x5fffc,  0xfe40009a },
+	{ 0x50294,  0x4a000044 },
+	{ 0x5fffc,  0xfe8000a3 },
+	{ 0x50298,  0x4940003d },
+	{ 0x5fffc,  0xfec000ac },
+	{ 0x5029c,  0x48400037 },
+	{ 0x5fffc,  0xff0000b4 },
+	{ 0x502a0,  0x47800031 },
+	{ 0x5fffc,  0xff8000bd },
+	{ 0x502a4,  0x4640002b },
+	{ 0x5fffc,  0xc5 },
+	{ 0x502a8,  0x45000026 },
+	{ 0x5fffc,  0x8000ce },
+	{ 0x502ac,  0x43800021 },
+	{ 0x5fffc,  0x10000d6 },
+	{ 0x502b0,  0x4240001c },
+	{ 0x5fffc,  0x18000df },
+	{ 0x502b4,  0x40800018 },
+	{ 0x5fffc,  0x24000e6 },
+	{ 0x502b8,  0x3f000014 },
+	{ 0x5fffc,  0x30000ee },
+	{ 0x502bc,  0x3d400010 },
+	{ 0x5fffc,  0x40000f5 },
+	{ 0x502c0,  0x3b80000c },
+	{ 0x5fffc,  0x50000fc },
+	{ 0x502c4,  0x39800009 },
+	{ 0x5fffc,  0x6000102 },
+	{ 0x502c8,  0x37c00006 },
+	{ 0x5fffc,  0x7000109 },
+	{ 0x502cc,  0x35800004 },
+	{ 0x5fffc,  0x840010e },
+	{ 0x502d0,  0x33800002 },
+	{ 0x5fffc,  0x9800114 },
+	{ 0x502d4,  0x31400000 },
+	{ 0x5fffc,  0xac00119 },
+	{ 0x502d8,  0x2f4003fe },
+	{ 0x5fffc,  0xc40011e },
+	{ 0x502dc,  0x2d0003fc },
+	{ 0x5fffc,  0xdc00121 },
+	{ 0x502e0,  0x2b0003fb },
+	{ 0x5fffc,  0xf400125 },
+	{ 0x502e4,  0x28c003fa },
+	{ 0x5fffc,  0x11000128 },
+	{ 0x502e8,  0x268003f9 },
+	{ 0x5fffc,  0x12c0012a },
+	{ 0x502ec,  0x244003f9 },
+	{ 0x5fffc,  0x1480012c },
+	{ 0x502f0,  0x224003f8 },
+	{ 0x5fffc,  0x1640012e },
+	{ 0x502f4,  0x200003f8 },
+	{ 0x5fffc,  0x1800012f },
+	{ 0x502f8,  0x1e0003f8 },
+	{ 0x5fffc,  0x1a00012f },
+	{ 0x502fc,  0x1c0003f8 },
+};
+
+static struct mdp_table_entry mdp_downscale_x_table_PT8TO1[] = {
+	{ 0x5fffc,  0x0 },
+	{ 0x50280,  0x7fc00000 },
+	{ 0x5fffc,  0xff80000d },
+	{ 0x50284,  0x7ec003f9 },
+	{ 0x5fffc,  0xfec0001c },
+	{ 0x50288,  0x7d4003f3 },
+	{ 0x5fffc,  0xfe40002b },
+	{ 0x5028c,  0x7b8003ed },
+	{ 0x5fffc,  0xfd80003c },
+	{ 0x50290,  0x794003e8 },
+	{ 0x5fffc,  0xfcc0004d },
+	{ 0x50294,  0x76c003e4 },
+	{ 0x5fffc,  0xfc40005f },
+	{ 0x50298,  0x73c003e0 },
+	{ 0x5fffc,  0xfb800071 },
+	{ 0x5029c,  0x708003de },
+	{ 0x5fffc,  0xfac00085 },
+	{ 0x502a0,  0x6d0003db },
+	{ 0x5fffc,  0xfa000098 },
+	{ 0x502a4,  0x698003d9 },
+	{ 0x5fffc,  0xf98000ac },
+	{ 0x502a8,  0x654003d8 },
+	{ 0x5fffc,  0xf8c000c1 },
+	{ 0x502ac,  0x610003d7 },
+	{ 0x5fffc,  0xf84000d5 },
+	{ 0x502b0,  0x5c8003d7 },
+	{ 0x5fffc,  0xf7c000e9 },
+	{ 0x502b4,  0x580003d7 },
+	{ 0x5fffc,  0xf74000fd },
+	{ 0x502b8,  0x534003d8 },
+	{ 0x5fffc,  0xf6c00112 },
+	{ 0x502bc,  0x4e8003d8 },
+	{ 0x5fffc,  0xf6800126 },
+	{ 0x502c0,  0x494003da },
+	{ 0x5fffc,  0xf600013a },
+	{ 0x502c4,  0x448003db },
+	{ 0x5fffc,  0xf600014d },
+	{ 0x502c8,  0x3f4003dd },
+	{ 0x5fffc,  0xf5c00160 },
+	{ 0x502cc,  0x3a4003df },
+	{ 0x5fffc,  0xf5c00172 },
+	{ 0x502d0,  0x354003e1 },
+	{ 0x5fffc,  0xf5c00184 },
+	{ 0x502d4,  0x304003e3 },
+	{ 0x5fffc,  0xf6000195 },
+	{ 0x502d8,  0x2b0003e6 },
+	{ 0x5fffc,  0xf64001a6 },
+	{ 0x502dc,  0x260003e8 },
+	{ 0x5fffc,  0xf6c001b4 },
+	{ 0x502e0,  0x214003eb },
+	{ 0x5fffc,  0xf78001c2 },
+	{ 0x502e4,  0x1c4003ee },
+	{ 0x5fffc,  0xf80001cf },
+	{ 0x502e8,  0x17c003f1 },
+	{ 0x5fffc,  0xf90001db },
+	{ 0x502ec,  0x134003f3 },
+	{ 0x5fffc,  0xfa0001e5 },
+	{ 0x502f0,  0xf0003f6 },
+	{ 0x5fffc,  0xfb4001ee },
+	{ 0x502f4,  0xac003f9 },
+	{ 0x5fffc,  0xfcc001f5 },
+	{ 0x502f8,  0x70003fb },
+	{ 0x5fffc,  0xfe4001fb },
+	{ 0x502fc,  0x34003fe },
+};
+
+struct mdp_table_entry *mdp_downscale_x_table[MDP_DOWNSCALE_MAX] = {
+	[MDP_DOWNSCALE_PT2TOPT4] = mdp_downscale_x_table_PT2TOPT4,
+	[MDP_DOWNSCALE_PT4TOPT6] = mdp_downscale_x_table_PT4TOPT6,
+	[MDP_DOWNSCALE_PT6TOPT8] = mdp_downscale_x_table_PT6TOPT8,
+	[MDP_DOWNSCALE_PT8TO1]  = mdp_downscale_x_table_PT8TO1,
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT2TOPT4[] = {
+	{ 0x5fffc,  0x740008c },
+	{ 0x50300,  0x33800088 },
+	{ 0x5fffc,  0x800008e },
+	{ 0x50304,  0x33400084 },
+	{ 0x5fffc,  0x8400092 },
+	{ 0x50308,  0x33000080 },
+	{ 0x5fffc,  0x9000094 },
+	{ 0x5030c,  0x3300007b },
+	{ 0x5fffc,  0x9c00098 },
+	{ 0x50310,  0x32400077 },
+	{ 0x5fffc,  0xa40009b },
+	{ 0x50314,  0x32000073 },
+	{ 0x5fffc,  0xb00009d },
+	{ 0x50318,  0x31c0006f },
+	{ 0x5fffc,  0xbc000a0 },
+	{ 0x5031c,  0x3140006b },
+	{ 0x5fffc,  0xc8000a2 },
+	{ 0x50320,  0x31000067 },
+	{ 0x5fffc,  0xd8000a5 },
+	{ 0x50324,  0x30800062 },
+	{ 0x5fffc,  0xe4000a8 },
+	{ 0x50328,  0x2fc0005f },
+	{ 0x5fffc,  0xec000aa },
+	{ 0x5032c,  0x2fc0005b },
+	{ 0x5fffc,  0xf8000ad },
+	{ 0x50330,  0x2f400057 },
+	{ 0x5fffc,  0x108000b0 },
+	{ 0x50334,  0x2e400054 },
+	{ 0x5fffc,  0x114000b2 },
+	{ 0x50338,  0x2e000050 },
+	{ 0x5fffc,  0x124000b4 },
+	{ 0x5033c,  0x2d80004c },
+	{ 0x5fffc,  0x130000b6 },
+	{ 0x50340,  0x2d000049 },
+	{ 0x5fffc,  0x140000b8 },
+	{ 0x50344,  0x2c800045 },
+	{ 0x5fffc,  0x150000b9 },
+	{ 0x50348,  0x2c000042 },
+	{ 0x5fffc,  0x15c000bd },
+	{ 0x5034c,  0x2b40003e },
+	{ 0x5fffc,  0x16c000bf },
+	{ 0x50350,  0x2a80003b },
+	{ 0x5fffc,  0x17c000bf },
+	{ 0x50354,  0x2a000039 },
+	{ 0x5fffc,  0x188000c2 },
+	{ 0x50358,  0x29400036 },
+	{ 0x5fffc,  0x19c000c4 },
+	{ 0x5035c,  0x28800032 },
+	{ 0x5fffc,  0x1ac000c5 },
+	{ 0x50360,  0x2800002f },
+	{ 0x5fffc,  0x1bc000c7 },
+	{ 0x50364,  0x2740002c },
+	{ 0x5fffc,  0x1cc000c8 },
+	{ 0x50368,  0x26c00029 },
+	{ 0x5fffc,  0x1dc000c9 },
+	{ 0x5036c,  0x26000027 },
+	{ 0x5fffc,  0x1ec000cc },
+	{ 0x50370,  0x25000024 },
+	{ 0x5fffc,  0x200000cc },
+	{ 0x50374,  0x24800021 },
+	{ 0x5fffc,  0x210000cd },
+	{ 0x50378,  0x23800020 },
+	{ 0x5fffc,  0x220000ce },
+	{ 0x5037c,  0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT4TOPT6[] = {
+	{ 0x5fffc,  0x740008c },
+	{ 0x50300,  0x33800088 },
+	{ 0x5fffc,  0x800008e },
+	{ 0x50304,  0x33400084 },
+	{ 0x5fffc,  0x8400092 },
+	{ 0x50308,  0x33000080 },
+	{ 0x5fffc,  0x9000094 },
+	{ 0x5030c,  0x3300007b },
+	{ 0x5fffc,  0x9c00098 },
+	{ 0x50310,  0x32400077 },
+	{ 0x5fffc,  0xa40009b },
+	{ 0x50314,  0x32000073 },
+	{ 0x5fffc,  0xb00009d },
+	{ 0x50318,  0x31c0006f },
+	{ 0x5fffc,  0xbc000a0 },
+	{ 0x5031c,  0x3140006b },
+	{ 0x5fffc,  0xc8000a2 },
+	{ 0x50320,  0x31000067 },
+	{ 0x5fffc,  0xd8000a5 },
+	{ 0x50324,  0x30800062 },
+	{ 0x5fffc,  0xe4000a8 },
+	{ 0x50328,  0x2fc0005f },
+	{ 0x5fffc,  0xec000aa },
+	{ 0x5032c,  0x2fc0005b },
+	{ 0x5fffc,  0xf8000ad },
+	{ 0x50330,  0x2f400057 },
+	{ 0x5fffc,  0x108000b0 },
+	{ 0x50334,  0x2e400054 },
+	{ 0x5fffc,  0x114000b2 },
+	{ 0x50338,  0x2e000050 },
+	{ 0x5fffc,  0x124000b4 },
+	{ 0x5033c,  0x2d80004c },
+	{ 0x5fffc,  0x130000b6 },
+	{ 0x50340,  0x2d000049 },
+	{ 0x5fffc,  0x140000b8 },
+	{ 0x50344,  0x2c800045 },
+	{ 0x5fffc,  0x150000b9 },
+	{ 0x50348,  0x2c000042 },
+	{ 0x5fffc,  0x15c000bd },
+	{ 0x5034c,  0x2b40003e },
+	{ 0x5fffc,  0x16c000bf },
+	{ 0x50350,  0x2a80003b },
+	{ 0x5fffc,  0x17c000bf },
+	{ 0x50354,  0x2a000039 },
+	{ 0x5fffc,  0x188000c2 },
+	{ 0x50358,  0x29400036 },
+	{ 0x5fffc,  0x19c000c4 },
+	{ 0x5035c,  0x28800032 },
+	{ 0x5fffc,  0x1ac000c5 },
+	{ 0x50360,  0x2800002f },
+	{ 0x5fffc,  0x1bc000c7 },
+	{ 0x50364,  0x2740002c },
+	{ 0x5fffc,  0x1cc000c8 },
+	{ 0x50368,  0x26c00029 },
+	{ 0x5fffc,  0x1dc000c9 },
+	{ 0x5036c,  0x26000027 },
+	{ 0x5fffc,  0x1ec000cc },
+	{ 0x50370,  0x25000024 },
+	{ 0x5fffc,  0x200000cc },
+	{ 0x50374,  0x24800021 },
+	{ 0x5fffc,  0x210000cd },
+	{ 0x50378,  0x23800020 },
+	{ 0x5fffc,  0x220000ce },
+	{ 0x5037c,  0x2300001d },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT6TOPT8[] = {
+	{ 0x5fffc,  0xfe000070 },
+	{ 0x50300,  0x4bc00068 },
+	{ 0x5fffc,  0xfe000078 },
+	{ 0x50304,  0x4bc00060 },
+	{ 0x5fffc,  0xfe000080 },
+	{ 0x50308,  0x4b800059 },
+	{ 0x5fffc,  0xfe000089 },
+	{ 0x5030c,  0x4b000052 },
+	{ 0x5fffc,  0xfe400091 },
+	{ 0x50310,  0x4a80004b },
+	{ 0x5fffc,  0xfe40009a },
+	{ 0x50314,  0x4a000044 },
+	{ 0x5fffc,  0xfe8000a3 },
+	{ 0x50318,  0x4940003d },
+	{ 0x5fffc,  0xfec000ac },
+	{ 0x5031c,  0x48400037 },
+	{ 0x5fffc,  0xff0000b4 },
+	{ 0x50320,  0x47800031 },
+	{ 0x5fffc,  0xff8000bd },
+	{ 0x50324,  0x4640002b },
+	{ 0x5fffc,  0xc5 },
+	{ 0x50328,  0x45000026 },
+	{ 0x5fffc,  0x8000ce },
+	{ 0x5032c,  0x43800021 },
+	{ 0x5fffc,  0x10000d6 },
+	{ 0x50330,  0x4240001c },
+	{ 0x5fffc,  0x18000df },
+	{ 0x50334,  0x40800018 },
+	{ 0x5fffc,  0x24000e6 },
+	{ 0x50338,  0x3f000014 },
+	{ 0x5fffc,  0x30000ee },
+	{ 0x5033c,  0x3d400010 },
+	{ 0x5fffc,  0x40000f5 },
+	{ 0x50340,  0x3b80000c },
+	{ 0x5fffc,  0x50000fc },
+	{ 0x50344,  0x39800009 },
+	{ 0x5fffc,  0x6000102 },
+	{ 0x50348,  0x37c00006 },
+	{ 0x5fffc,  0x7000109 },
+	{ 0x5034c,  0x35800004 },
+	{ 0x5fffc,  0x840010e },
+	{ 0x50350,  0x33800002 },
+	{ 0x5fffc,  0x9800114 },
+	{ 0x50354,  0x31400000 },
+	{ 0x5fffc,  0xac00119 },
+	{ 0x50358,  0x2f4003fe },
+	{ 0x5fffc,  0xc40011e },
+	{ 0x5035c,  0x2d0003fc },
+	{ 0x5fffc,  0xdc00121 },
+	{ 0x50360,  0x2b0003fb },
+	{ 0x5fffc,  0xf400125 },
+	{ 0x50364,  0x28c003fa },
+	{ 0x5fffc,  0x11000128 },
+	{ 0x50368,  0x268003f9 },
+	{ 0x5fffc,  0x12c0012a },
+	{ 0x5036c,  0x244003f9 },
+	{ 0x5fffc,  0x1480012c },
+	{ 0x50370,  0x224003f8 },
+	{ 0x5fffc,  0x1640012e },
+	{ 0x50374,  0x200003f8 },
+	{ 0x5fffc,  0x1800012f },
+	{ 0x50378,  0x1e0003f8 },
+	{ 0x5fffc,  0x1a00012f },
+	{ 0x5037c,  0x1c0003f8 },
+};
+
+static struct mdp_table_entry mdp_downscale_y_table_PT8TO1[] = {
+	{ 0x5fffc,  0x0 },
+	{ 0x50300,  0x7fc00000 },
+	{ 0x5fffc,  0xff80000d },
+	{ 0x50304,  0x7ec003f9 },
+	{ 0x5fffc,  0xfec0001c },
+	{ 0x50308,  0x7d4003f3 },
+	{ 0x5fffc,  0xfe40002b },
+	{ 0x5030c,  0x7b8003ed },
+	{ 0x5fffc,  0xfd80003c },
+	{ 0x50310,  0x794003e8 },
+	{ 0x5fffc,  0xfcc0004d },
+	{ 0x50314,  0x76c003e4 },
+	{ 0x5fffc,  0xfc40005f },
+	{ 0x50318,  0x73c003e0 },
+	{ 0x5fffc,  0xfb800071 },
+	{ 0x5031c,  0x708003de },
+	{ 0x5fffc,  0xfac00085 },
+	{ 0x50320,  0x6d0003db },
+	{ 0x5fffc,  0xfa000098 },
+	{ 0x50324,  0x698003d9 },
+	{ 0x5fffc,  0xf98000ac },
+	{ 0x50328,  0x654003d8 },
+	{ 0x5fffc,  0xf8c000c1 },
+	{ 0x5032c,  0x610003d7 },
+	{ 0x5fffc,  0xf84000d5 },
+	{ 0x50330,  0x5c8003d7 },
+	{ 0x5fffc,  0xf7c000e9 },
+	{ 0x50334,  0x580003d7 },
+	{ 0x5fffc,  0xf74000fd },
+	{ 0x50338,  0x534003d8 },
+	{ 0x5fffc,  0xf6c00112 },
+	{ 0x5033c,  0x4e8003d8 },
+	{ 0x5fffc,  0xf6800126 },
+	{ 0x50340,  0x494003da },
+	{ 0x5fffc,  0xf600013a },
+	{ 0x50344,  0x448003db },
+	{ 0x5fffc,  0xf600014d },
+	{ 0x50348,  0x3f4003dd },
+	{ 0x5fffc,  0xf5c00160 },
+	{ 0x5034c,  0x3a4003df },
+	{ 0x5fffc,  0xf5c00172 },
+	{ 0x50350,  0x354003e1 },
+	{ 0x5fffc,  0xf5c00184 },
+	{ 0x50354,  0x304003e3 },
+	{ 0x5fffc,  0xf6000195 },
+	{ 0x50358,  0x2b0003e6 },
+	{ 0x5fffc,  0xf64001a6 },
+	{ 0x5035c,  0x260003e8 },
+	{ 0x5fffc,  0xf6c001b4 },
+	{ 0x50360,  0x214003eb },
+	{ 0x5fffc,  0xf78001c2 },
+	{ 0x50364,  0x1c4003ee },
+	{ 0x5fffc,  0xf80001cf },
+	{ 0x50368,  0x17c003f1 },
+	{ 0x5fffc,  0xf90001db },
+	{ 0x5036c,  0x134003f3 },
+	{ 0x5fffc,  0xfa0001e5 },
+	{ 0x50370,  0xf0003f6 },
+	{ 0x5fffc,  0xfb4001ee },
+	{ 0x50374,  0xac003f9 },
+	{ 0x5fffc,  0xfcc001f5 },
+	{ 0x50378,  0x70003fb },
+	{ 0x5fffc,  0xfe4001fb },
+	{ 0x5037c,  0x34003fe },
+};
+
+struct mdp_table_entry *mdp_downscale_y_table[MDP_DOWNSCALE_MAX] = {
+	[MDP_DOWNSCALE_PT2TOPT4] = mdp_downscale_y_table_PT2TOPT4,
+	[MDP_DOWNSCALE_PT4TOPT6] = mdp_downscale_y_table_PT4TOPT6,
+	[MDP_DOWNSCALE_PT6TOPT8] = mdp_downscale_y_table_PT6TOPT8,
+	[MDP_DOWNSCALE_PT8TO1]  = mdp_downscale_y_table_PT8TO1,
+};
+
+struct mdp_table_entry mdp_gaussian_blur_table[] = {
+	/* max variance */
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50280, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50284, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50288, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5028c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50290, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50294, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50298, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5029c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502a0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502a4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502a8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502ac, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502b0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502b4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502b8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502bc, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502c0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502c4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502c8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502cc, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502d0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502d4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502d8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502dc, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502e0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502e4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502e8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502ec, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502f0, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502f4, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502f8, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x502fc, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50300, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50304, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50308, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5030c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50310, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50314, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50318, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5031c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50320, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50324, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50328, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5032c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50330, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50334, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50338, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5033c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50340, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50344, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50348, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5034c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50350, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50354, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50358, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5035c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50360, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50364, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50368, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5036c, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50370, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50374, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x50378, 0x20000080 },
+	{ 0x5fffc, 0x20000080 },
+	{ 0x5037c, 0x20000080 },
+};
diff --git a/drivers/video/msm/mdp_scale_tables.h b/drivers/video/msm/mdp_scale_tables.h
new file mode 100644
index 000000000000..34077b1af603
--- /dev/null
+++ b/drivers/video/msm/mdp_scale_tables.h
@@ -0,0 +1,38 @@
+/* drivers/video/msm_fb/mdp_scale_tables.h
+ *
+ * Copyright (C) 2007 QUALCOMM Incorporated
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+#ifndef _MDP_SCALE_TABLES_H_
+#define _MDP_SCALE_TABLES_H_
+
+#include <linux/types.h>
+struct mdp_table_entry {
+	uint32_t reg;
+	uint32_t val;
+};
+
+extern struct mdp_table_entry mdp_upscale_table[64];
+
+enum {
+	MDP_DOWNSCALE_PT2TOPT4,
+	MDP_DOWNSCALE_PT4TOPT6,
+	MDP_DOWNSCALE_PT6TOPT8,
+	MDP_DOWNSCALE_PT8TO1,
+	MDP_DOWNSCALE_MAX,
+};
+
+extern struct mdp_table_entry *mdp_downscale_x_table[MDP_DOWNSCALE_MAX];
+extern struct mdp_table_entry *mdp_downscale_y_table[MDP_DOWNSCALE_MAX];
+extern struct mdp_table_entry mdp_gaussian_blur_table[];
+
+#endif
diff --git a/drivers/video/msm/msm_fb.c b/drivers/video/msm/msm_fb.c
new file mode 100644
index 000000000000..49101dda45ee
--- /dev/null
+++ b/drivers/video/msm/msm_fb.c
@@ -0,0 +1,636 @@
+/* drivers/video/msm/msm_fb.c
+ *
+ * Core MSM framebuffer driver.
+ *
+ * Copyright (C) 2007 Google Incorporated
+ *
+ * This software is licensed under the terms of the GNU General Public
+ * License version 2, as published by the Free Software Foundation, and
+ * may be copied, distributed, and modified under those terms.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/platform_device.h>
+#include <linux/module.h>
+#include <linux/fb.h>
+#include <linux/delay.h>
+
+#include <linux/freezer.h>
+#include <linux/wait.h>
+#include <linux/msm_mdp.h>
+#include <linux/io.h>
+#include <linux/uaccess.h>
+#include <mach/msm_fb.h>
+#include <mach/board.h>
+#include <linux/workqueue.h>
+#include <linux/clk.h>
+#include <linux/debugfs.h>
+#include <linux/dma-mapping.h>
+
+#define PRINT_FPS 0
+#define PRINT_BLIT_TIME 0
+
+#define SLEEPING 0x4
+#define UPDATING 0x3
+#define FULL_UPDATE_DONE 0x2
+#define WAKING 0x1
+#define AWAKE 0x0
+
+#define NONE 0
+#define SUSPEND_RESUME 0x1
+#define FPS 0x2
+#define BLIT_TIME 0x4
+#define SHOW_UPDATES 0x8
+
+#define DLOG(mask, fmt, args...) \
+do { \
+	if (msmfb_debug_mask & mask) \
+		printk(KERN_INFO "msmfb: "fmt, ##args); \
+} while (0)
+
+static int msmfb_debug_mask;
+module_param_named(msmfb_debug_mask, msmfb_debug_mask, int,
+		   S_IRUGO | S_IWUSR | S_IWGRP);
+
+struct mdp_device *mdp;
+
+struct msmfb_info {
+	struct fb_info *fb;
+	struct msm_panel_data *panel;
+	int xres;
+	int yres;
+	unsigned output_format;
+	unsigned yoffset;
+	unsigned frame_requested;
+	unsigned frame_done;
+	int sleeping;
+	unsigned update_frame;
+	struct {
+		int left;
+		int top;
+		int eright; /* exclusive */
+		int ebottom; /* exclusive */
+	} update_info;
+	char *black;
+
+	spinlock_t update_lock;
+	struct mutex panel_init_lock;
+	wait_queue_head_t frame_wq;
+	struct workqueue_struct *resume_workqueue;
+	struct work_struct resume_work;
+	struct msmfb_callback dma_callback;
+	struct msmfb_callback vsync_callback;
+	struct hrtimer fake_vsync;
+	ktime_t vsync_request_time;
+};
+
+static int msmfb_open(struct fb_info *info, int user)
+{
+	return 0;
+}
+
+static int msmfb_release(struct fb_info *info, int user)
+{
+	return 0;
+}
+
+/* Called from dma interrupt handler, must not sleep */
+static void msmfb_handle_dma_interrupt(struct msmfb_callback *callback)
+{
+	unsigned long irq_flags;
+	struct msmfb_info *msmfb  = container_of(callback, struct msmfb_info,
+					       dma_callback);
+
+	spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+	msmfb->frame_done = msmfb->frame_requested;
+	if (msmfb->sleeping == UPDATING &&
+	    msmfb->frame_done == msmfb->update_frame) {
+		DLOG(SUSPEND_RESUME, "full update completed\n");
+		queue_work(msmfb->resume_workqueue, &msmfb->resume_work);
+	}
+	spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+	wake_up(&msmfb->frame_wq);
+}
+
+static int msmfb_start_dma(struct msmfb_info *msmfb)
+{
+	uint32_t x, y, w, h;
+	unsigned addr;
+	unsigned long irq_flags;
+	uint32_t yoffset;
+	s64 time_since_request;
+	struct msm_panel_data *panel = msmfb->panel;
+
+	spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+	time_since_request = ktime_to_ns(ktime_sub(ktime_get(),
+			     msmfb->vsync_request_time));
+	if (time_since_request > 20 * NSEC_PER_MSEC) {
+		uint32_t us;
+		us = do_div(time_since_request, NSEC_PER_MSEC) / NSEC_PER_USEC;
+		printk(KERN_WARNING "msmfb_start_dma %lld.%03u ms after vsync "
+			"request\n", time_since_request, us);
+	}
+	if (msmfb->frame_done == msmfb->frame_requested) {
+		spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+		return -1;
+	}
+	if (msmfb->sleeping == SLEEPING) {
+		DLOG(SUSPEND_RESUME, "tried to start dma while asleep\n");
+		spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+		return -1;
+	}
+	x = msmfb->update_info.left;
+	y = msmfb->update_info.top;
+	w = msmfb->update_info.eright - x;
+	h = msmfb->update_info.ebottom - y;
+	yoffset = msmfb->yoffset;
+	msmfb->update_info.left = msmfb->xres + 1;
+	msmfb->update_info.top = msmfb->yres + 1;
+	msmfb->update_info.eright = 0;
+	msmfb->update_info.ebottom = 0;
+	if (unlikely(w > msmfb->xres || h > msmfb->yres ||
+		     w == 0 || h == 0)) {
+		printk(KERN_INFO "invalid update: %d %d %d "
+				"%d\n", x, y, w, h);
+		msmfb->frame_done = msmfb->frame_requested;
+		goto error;
+	}
+	spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+
+	addr = ((msmfb->xres * (yoffset + y) + x) * 2);
+	mdp->dma(mdp, addr + msmfb->fb->fix.smem_start,
+		 msmfb->xres * 2, w, h, x, y, &msmfb->dma_callback,
+		 panel->interface_type);
+	return 0;
+error:
+	spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+	/* some clients need to clear their vsync interrupt */
+	if (panel->clear_vsync)
+		panel->clear_vsync(panel);
+	wake_up(&msmfb->frame_wq);
+	return 0;
+}
+
+/* Called from esync interrupt handler, must not sleep */
+static void msmfb_handle_vsync_interrupt(struct msmfb_callback *callback)
+{
+	struct msmfb_info *msmfb = container_of(callback, struct msmfb_info,
+					       vsync_callback);
+	msmfb_start_dma(msmfb);
+}
+
+static enum hrtimer_restart msmfb_fake_vsync(struct hrtimer *timer)
+{
+	struct msmfb_info *msmfb  = container_of(timer, struct msmfb_info,
+					       fake_vsync);
+	msmfb_start_dma(msmfb);
+	return HRTIMER_NORESTART;
+}
+
+static void msmfb_pan_update(struct fb_info *info, uint32_t left, uint32_t top,
+			     uint32_t eright, uint32_t ebottom,
+			     uint32_t yoffset, int pan_display)
+{
+	struct msmfb_info *msmfb = info->par;
+	struct msm_panel_data *panel = msmfb->panel;
+	unsigned long irq_flags;
+	int sleeping;
+	int retry = 1;
+
+	DLOG(SHOW_UPDATES, "update %d %d %d %d %d %d\n",
+		left, top, eright, ebottom, yoffset, pan_display);
+restart:
+	spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+
+	/* if we are sleeping, on a pan_display wait 10ms (to throttle back
+	 * drawing otherwise return */
+	if (msmfb->sleeping == SLEEPING) {
+		DLOG(SUSPEND_RESUME, "drawing while asleep\n");
+		spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+		if (pan_display)
+			wait_event_interruptible_timeout(msmfb->frame_wq,
+				msmfb->sleeping != SLEEPING, HZ/10);
+		return;
+	}
+
+	sleeping = msmfb->sleeping;
+	/* on a full update, if the last frame has not completed, wait for it */
+	if (pan_display && (msmfb->frame_requested != msmfb->frame_done ||
+			    sleeping == UPDATING)) {
+		int ret;
+		spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+		ret = wait_event_interruptible_timeout(msmfb->frame_wq,
+			msmfb->frame_done == msmfb->frame_requested &&
+			msmfb->sleeping != UPDATING, 5 * HZ);
+		if (ret <= 0 && (msmfb->frame_requested != msmfb->frame_done ||
+				 msmfb->sleeping == UPDATING)) {
+			if (retry && panel->request_vsync &&
+			    (sleeping == AWAKE)) {
+				panel->request_vsync(panel,
+					&msmfb->vsync_callback);
+				retry = 0;
+				printk(KERN_WARNING "msmfb_pan_display timeout "
+					"rerequest vsync\n");
+			} else {
+				printk(KERN_WARNING "msmfb_pan_display timeout "
+					"waiting for frame start, %d %d\n",
+					msmfb->frame_requested,
+					msmfb->frame_done);
+				return;
+			}
+		}
+		goto restart;
+	}
+
+
+	msmfb->frame_requested++;
+	/* if necessary, update the y offset, if this is the
+	 * first full update on resume, set the sleeping state */
+	if (pan_display) {
+		msmfb->yoffset = yoffset;
+		if (left == 0 && top == 0 && eright == info->var.xres &&
+		    ebottom == info->var.yres) {
+			if (sleeping == WAKING) {
+				msmfb->update_frame = msmfb->frame_requested;
+				DLOG(SUSPEND_RESUME, "full update starting\n");
+				msmfb->sleeping = UPDATING;
+			}
+		}
+	}
+
+	/* set the update request */
+	if (left < msmfb->update_info.left)
+		msmfb->update_info.left = left;
+	if (top < msmfb->update_info.top)
+		msmfb->update_info.top = top;
+	if (eright > msmfb->update_info.eright)
+		msmfb->update_info.eright = eright;
+	if (ebottom > msmfb->update_info.ebottom)
+		msmfb->update_info.ebottom = ebottom;
+	DLOG(SHOW_UPDATES, "update queued %d %d %d %d %d\n",
+		msmfb->update_info.left, msmfb->update_info.top,
+		msmfb->update_info.eright, msmfb->update_info.ebottom,
+		msmfb->yoffset);
+	spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+
+	/* if the panel is all the way on wait for vsync, otherwise sleep
+	 * for 16 ms (long enough for the dma to panel) and then begin dma */
+	msmfb->vsync_request_time = ktime_get();
+	if (panel->request_vsync && (sleeping == AWAKE)) {
+		panel->request_vsync(panel, &msmfb->vsync_callback);
+	} else {
+		if (!hrtimer_active(&msmfb->fake_vsync)) {
+			hrtimer_start(&msmfb->fake_vsync,
+				      ktime_set(0, NSEC_PER_SEC/60),
+				      HRTIMER_MODE_REL);
+		}
+	}
+}
+
+static void msmfb_update(struct fb_info *info, uint32_t left, uint32_t top,
+			 uint32_t eright, uint32_t ebottom)
+{
+	msmfb_pan_update(info, left, top, eright, ebottom, 0, 0);
+}
+
+static void power_on_panel(struct work_struct *work)
+{
+	struct msmfb_info *msmfb =
+		container_of(work, struct msmfb_info, resume_work);
+	struct msm_panel_data *panel = msmfb->panel;
+	unsigned long irq_flags;
+
+	mutex_lock(&msmfb->panel_init_lock);
+	DLOG(SUSPEND_RESUME, "turning on panel\n");
+	if (msmfb->sleeping == UPDATING) {
+		if (panel->unblank(panel)) {
+			printk(KERN_INFO "msmfb: panel unblank failed,"
+			       "not starting drawing\n");
+			goto error;
+		}
+		spin_lock_irqsave(&msmfb->update_lock, irq_flags);
+		msmfb->sleeping = AWAKE;
+		wake_up(&msmfb->frame_wq);
+		spin_unlock_irqrestore(&msmfb->update_lock, irq_flags);
+	}
+error:
+	mutex_unlock(&msmfb->panel_init_lock);
+}
+
+
+static int msmfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+	if ((var->xres != info->var.xres) ||
+	    (var->yres != info->var.yres) ||
+	    (var->xres_virtual != info->var.xres_virtual) ||
+	    (var->yres_virtual != info->var.yres_virtual) ||
+	    (var->xoffset != info->var.xoffset) ||
+	    (var->bits_per_pixel != info->var.bits_per_pixel) ||
+	    (var->grayscale != info->var.grayscale))
+		 return -EINVAL;
+	return 0;
+}
+
+int msmfb_pan_display(struct fb_var_screeninfo *var, struct fb_info *info)
+{
+	struct msmfb_info *msmfb = info->par;
+	struct msm_panel_data *panel = msmfb->panel;
+
+	/* "UPDT" */
+	if ((panel->caps & MSMFB_CAP_PARTIAL_UPDATES) &&
+	    (var->reserved[0] == 0x54445055)) {
+		msmfb_pan_update(info, var->reserved[1] & 0xffff,
+				 var->reserved[1] >> 16,
+				 var->reserved[2] & 0xffff,
+				 var->reserved[2] >> 16, var->yoffset, 1);
+	} else {
+		msmfb_pan_update(info, 0, 0, info->var.xres, info->var.yres,
+				 var->yoffset, 1);
+	}
+	return 0;
+}
+
+static void msmfb_fillrect(struct fb_info *p, const struct fb_fillrect *rect)
+{
+	cfb_fillrect(p, rect);
+	msmfb_update(p, rect->dx, rect->dy, rect->dx + rect->width,
+		     rect->dy + rect->height);
+}
+
+static void msmfb_copyarea(struct fb_info *p, const struct fb_copyarea *area)
+{
+	cfb_copyarea(p, area);
+	msmfb_update(p, area->dx, area->dy, area->dx + area->width,
+		     area->dy + area->height);
+}
+
+static void msmfb_imageblit(struct fb_info *p, const struct fb_image *image)
+{
+	cfb_imageblit(p, image);
+	msmfb_update(p, image->dx, image->dy, image->dx + image->width,
+		     image->dy + image->height);
+}
+
+
+static int msmfb_blit(struct fb_info *info,
+		      void __user *p)
+{
+	struct mdp_blit_req req;
+	struct mdp_blit_req_list req_list;
+	int i;
+	int ret;
+
+	if (copy_from_user(&req_list, p, sizeof(req_list)))
+		return -EFAULT;
+
+	for (i = 0; i < req_list.count; i++) {
+		struct mdp_blit_req_list *list =
+			(struct mdp_blit_req_list *)p;
+		if (copy_from_user(&req, &list->req[i], sizeof(req)))
+			return -EFAULT;
+		ret = mdp->blit(mdp, info, &req);
+		if (ret)
+			return ret;
+	}
+	return 0;
+}
+
+
+DEFINE_MUTEX(mdp_ppp_lock);
+
+static int msmfb_ioctl(struct fb_info *p, unsigned int cmd, unsigned long arg)
+{
+	void __user *argp = (void __user *)arg;
+	int ret;
+
+	switch (cmd) {
+	case MSMFB_GRP_DISP:
+		mdp->set_grp_disp(mdp, arg);
+		break;
+	case MSMFB_BLIT:
+		ret = msmfb_blit(p, argp);
+		if (ret)
+			return ret;
+		break;
+	default:
+			printk(KERN_INFO "msmfb unknown ioctl: %d\n", cmd);
+			return -EINVAL;
+	}
+	return 0;
+}
+
+static struct fb_ops msmfb_ops = {
+	.owner = THIS_MODULE,
+	.fb_open = msmfb_open,
+	.fb_release = msmfb_release,
+	.fb_check_var = msmfb_check_var,
+	.fb_pan_display = msmfb_pan_display,
+	.fb_fillrect = msmfb_fillrect,
+	.fb_copyarea = msmfb_copyarea,
+	.fb_imageblit = msmfb_imageblit,
+	.fb_ioctl = msmfb_ioctl,
+};
+
+static unsigned PP[16];
+
+
+
+#define BITS_PER_PIXEL 16
+
+static void setup_fb_info(struct msmfb_info *msmfb)
+{
+	struct fb_info *fb_info = msmfb->fb;
+	int r;
+
+	/* finish setting up the fb_info struct */
+	strncpy(fb_info->fix.id, "msmfb", 16);
+	fb_info->fix.ypanstep = 1;
+
+	fb_info->fbops = &msmfb_ops;
+	fb_info->flags = FBINFO_DEFAULT;
+
+	fb_info->fix.type = FB_TYPE_PACKED_PIXELS;
+	fb_info->fix.visual = FB_VISUAL_TRUECOLOR;
+	fb_info->fix.line_length = msmfb->xres * 2;
+
+	fb_info->var.xres = msmfb->xres;
+	fb_info->var.yres = msmfb->yres;
+	fb_info->var.width = msmfb->panel->fb_data->width;
+	fb_info->var.height = msmfb->panel->fb_data->height;
+	fb_info->var.xres_virtual = msmfb->xres;
+	fb_info->var.yres_virtual = msmfb->yres * 2;
+	fb_info->var.bits_per_pixel = BITS_PER_PIXEL;
+	fb_info->var.accel_flags = 0;
+
+	fb_info->var.yoffset = 0;
+
+	if (msmfb->panel->caps & MSMFB_CAP_PARTIAL_UPDATES) {
+		fb_info->var.reserved[0] = 0x54445055;
+		fb_info->var.reserved[1] = 0;
+		fb_info->var.reserved[2] = (uint16_t)msmfb->xres |
+					   ((uint32_t)msmfb->yres << 16);
+	}
+
+	fb_info->var.red.offset = 11;
+	fb_info->var.red.length = 5;
+	fb_info->var.red.msb_right = 0;
+	fb_info->var.green.offset = 5;
+	fb_info->var.green.length = 6;
+	fb_info->var.green.msb_right = 0;
+	fb_info->var.blue.offset = 0;
+	fb_info->var.blue.length = 5;
+	fb_info->var.blue.msb_right = 0;
+
+	r = fb_alloc_cmap(&fb_info->cmap, 16, 0);
+	fb_info->pseudo_palette = PP;
+
+	PP[0] = 0;
+	for (r = 1; r < 16; r++)
+		PP[r] = 0xffffffff;
+}
+
+static int setup_fbmem(struct msmfb_info *msmfb, struct platform_device *pdev)
+{
+	struct fb_info *fb = msmfb->fb;
+	struct resource *resource;
+	unsigned long size = msmfb->xres * msmfb->yres *
+			     (BITS_PER_PIXEL >> 3) * 2;
+	unsigned char *fbram;
+
+	/* board file might have attached a resource describing an fb */
+	resource = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!resource)
+		return -EINVAL;
+
+	/* check the resource is large enough to fit the fb */
+	if (resource->end - resource->start < size) {
+		printk(KERN_ERR "allocated resource is too small for "
+				"fb\n");
+		return -ENOMEM;
+	}
+	fb->fix.smem_start = resource->start;
+	fb->fix.smem_len = resource->end - resource->start;
+	fbram = ioremap(resource->start,
+			resource->end - resource->start);
+	if (fbram == 0) {
+		printk(KERN_ERR "msmfb: cannot allocate fbram!\n");
+		return -ENOMEM;
+	}
+	fb->screen_base = fbram;
+	return 0;
+}
+
+static int msmfb_probe(struct platform_device *pdev)
+{
+	struct fb_info *fb;
+	struct msmfb_info *msmfb;
+	struct msm_panel_data *panel = pdev->dev.platform_data;
+	int ret;
+
+	if (!panel) {
+		pr_err("msmfb_probe: no platform data\n");
+		return -EINVAL;
+	}
+	if (!panel->fb_data) {
+		pr_err("msmfb_probe: no fb_data\n");
+		return -EINVAL;
+	}
+
+	fb = framebuffer_alloc(sizeof(struct msmfb_info), &pdev->dev);
+	if (!fb)
+		return -ENOMEM;
+	msmfb = fb->par;
+	msmfb->fb = fb;
+	msmfb->panel = panel;
+	msmfb->xres = panel->fb_data->xres;
+	msmfb->yres = panel->fb_data->yres;
+
+	ret = setup_fbmem(msmfb, pdev);
+	if (ret)
+		goto error_setup_fbmem;
+
+	setup_fb_info(msmfb);
+
+	spin_lock_init(&msmfb->update_lock);
+	mutex_init(&msmfb->panel_init_lock);
+	init_waitqueue_head(&msmfb->frame_wq);
+	msmfb->resume_workqueue = create_workqueue("panel_on");
+	if (msmfb->resume_workqueue == NULL) {
+		printk(KERN_ERR "failed to create panel_on workqueue\n");
+		ret = -ENOMEM;
+		goto error_create_workqueue;
+	}
+	INIT_WORK(&msmfb->resume_work, power_on_panel);
+	msmfb->black = kzalloc(msmfb->fb->var.bits_per_pixel*msmfb->xres,
+			       GFP_KERNEL);
+
+	printk(KERN_INFO "msmfb_probe() installing %d x %d panel\n",
+	       msmfb->xres, msmfb->yres);
+
+	msmfb->dma_callback.func = msmfb_handle_dma_interrupt;
+	msmfb->vsync_callback.func = msmfb_handle_vsync_interrupt;
+	hrtimer_init(&msmfb->fake_vsync, CLOCK_MONOTONIC,
+		     HRTIMER_MODE_REL);
+
+
+	msmfb->fake_vsync.function = msmfb_fake_vsync;
+
+	ret = register_framebuffer(fb);
+	if (ret)
+		goto error_register_framebuffer;
+
+	msmfb->sleeping = WAKING;
+
+	return 0;
+
+error_register_framebuffer:
+	destroy_workqueue(msmfb->resume_workqueue);
+error_create_workqueue:
+	iounmap(fb->screen_base);
+error_setup_fbmem:
+	framebuffer_release(msmfb->fb);
+	return ret;
+}
+
+static struct platform_driver msm_panel_driver = {
+	/* need to write remove */
+	.probe = msmfb_probe,
+	.driver = {.name = "msm_panel"},
+};
+
+
+static int msmfb_add_mdp_device(struct device *dev,
+				struct class_interface *class_intf)
+{
+	/* might need locking if mulitple mdp devices */
+	if (mdp)
+		return 0;
+	mdp = container_of(dev, struct mdp_device, dev);
+	return platform_driver_register(&msm_panel_driver);
+}
+
+static void msmfb_remove_mdp_device(struct device *dev,
+				struct class_interface *class_intf)
+{
+	/* might need locking if mulitple mdp devices */
+	if (dev != &mdp->dev)
+		return;
+	platform_driver_unregister(&msm_panel_driver);
+	mdp = NULL;
+}
+
+static struct class_interface msm_fb_interface = {
+	.add_dev = &msmfb_add_mdp_device,
+	.remove_dev = &msmfb_remove_mdp_device,
+};
+
+static int __init msmfb_init(void)
+{
+	return register_mdp_client(&msm_fb_interface);
+}
+
+module_init(msmfb_init);
diff --git a/drivers/video/omap/Kconfig b/drivers/video/omap/Kconfig
index 44408850e2eb..551e3e9c4cbe 100644
--- a/drivers/video/omap/Kconfig
+++ b/drivers/video/omap/Kconfig
@@ -7,6 +7,69 @@ config FB_OMAP
 	help
           Frame buffer driver for OMAP based boards.
 
+config FB_OMAP_LCD_VGA
+        bool "Use LCD in VGA mode"
+	        depends on MACH_OMAP_3430SDP || MACH_OMAP_LDP
+
+choice
+	depends on FB_OMAP && MACH_OVERO
+	prompt "Screen resolution"
+	default FB_OMAP_079M3R
+	help
+	  Selected desired screen resolution
+
+config FB_OMAP_031M3R
+	boolean "640 x 480 @ 60 Hz Reduced blanking"
+
+config FB_OMAP_048M3R
+	boolean "800 x 600 @ 60 Hz Reduced blanking"
+
+config FB_OMAP_079M3R
+	boolean "1024 x 768 @ 60 Hz Reduced blanking"
+
+config FB_OMAP_092M9R
+	boolean "1280 x 720 @ 60 Hz Reduced blanking"
+
+endchoice
+
+config FB_OMAP_LCDC_EXTERNAL
+	bool "External LCD controller support"
+	depends on FB_OMAP
+	help
+	  Say Y here, if you want to have support for boards with an
+	  external LCD controller connected to the SoSSI/RFBI interface.
+
+config FB_OMAP_LCDC_HWA742
+	bool "Epson HWA742 LCD controller support"
+	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
+	help
+	  Say Y here if you want to have support for the external
+	  Epson HWA742 LCD controller.
+
+config FB_OMAP_LCDC_BLIZZARD
+	bool "Epson Blizzard LCD controller support"
+	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
+	help
+	  Say Y here if you want to have support for the external
+	  Epson Blizzard LCD controller.
+
+config FB_OMAP_MANUAL_UPDATE
+	bool "Default to manual update mode"
+	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
+	help
+	  Say Y here, if your user-space applications are capable of
+	  notifying the frame buffer driver when a change has occured in
+	  the frame buffer content and thus a reload of the image data to
+	  the external frame buffer is required. If unsure, say N.
+
+config FB_OMAP_LCD_MIPID
+	bool "MIPI DBI-C/DCS compatible LCD support"
+	depends on FB_OMAP && SPI_MASTER
+	help
+	  Say Y here if you want to have support for LCDs compatible with
+	  the Mobile Industry Processor Interface DBI-C/DCS
+	  specification. (Supported LCDs: Philips LPH8923, Sharp LS041Y3)
+
 config FB_OMAP_BOOTLOADER_INIT
 	bool "Check bootloader initialization"
 	depends on FB_OMAP
@@ -36,23 +99,4 @@ config FB_OMAP_DMA_TUNE
           answer yes. Answer no if you have a dedicated video
           memory, or don't use any of the accelerated features.
 
-config FB_OMAP_LCDC_EXTERNAL
-	bool "External LCD controller support"
-	depends on FB_OMAP
-	help
-	  Say Y here, if you want to have support for boards with an
-	  external LCD controller connected to the SoSSI/RFBI interface.
-
-config FB_OMAP_LCDC_HWA742
-	bool "Epson HWA742 LCD controller support"
-	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
-	help
-	  Say Y here if you want to have support for the external
-	  Epson HWA742 LCD controller.
 
-config FB_OMAP_LCDC_BLIZZARD
-	bool "Epson Blizzard LCD controller support"
-	depends on FB_OMAP && FB_OMAP_LCDC_EXTERNAL
-	help
-	  Say Y here if you want to have support for the external
-	  Epson Blizzard LCD controller.
diff --git a/drivers/video/omap/Makefile b/drivers/video/omap/Makefile
index ed13889c1162..b63b198d1f03 100644
--- a/drivers/video/omap/Makefile
+++ b/drivers/video/omap/Makefile
@@ -8,6 +8,7 @@ objs-yy := omapfb_main.o
 
 objs-y$(CONFIG_ARCH_OMAP1) += lcdc.o
 objs-y$(CONFIG_ARCH_OMAP2) += dispc.o
+objs-y$(CONFIG_ARCH_OMAP3) += dispc.o
 
 objs-$(CONFIG_ARCH_OMAP1)$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += sossi.o
 objs-$(CONFIG_ARCH_OMAP2)$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += rfbi.o
@@ -15,6 +16,7 @@ objs-$(CONFIG_ARCH_OMAP2)$(CONFIG_FB_OMAP_LCDC_EXTERNAL) += rfbi.o
 objs-y$(CONFIG_FB_OMAP_LCDC_HWA742) += hwa742.o
 objs-y$(CONFIG_FB_OMAP_LCDC_BLIZZARD) += blizzard.o
 
+objs-y$(CONFIG_MACH_AMS_DELTA) += lcd_ams_delta.o
 objs-y$(CONFIG_MACH_OMAP_H4) += lcd_h4.o
 objs-y$(CONFIG_MACH_OMAP_H3) += lcd_h3.o
 objs-y$(CONFIG_MACH_OMAP_PALMTE) += lcd_palmte.o
@@ -24,5 +26,15 @@ objs-$(CONFIG_ARCH_OMAP16XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1610.o
 objs-$(CONFIG_ARCH_OMAP15XX)$(CONFIG_MACH_OMAP_INNOVATOR) += lcd_inn1510.o
 objs-y$(CONFIG_MACH_OMAP_OSK) += lcd_osk.o
 
+objs-y$(CONFIG_MACH_OMAP_APOLLON) += lcd_apollon.o
+objs-y$(CONFIG_MACH_OMAP_2430SDP) += lcd_2430sdp.o
+objs-y$(CONFIG_MACH_OMAP_3430SDP) += lcd_2430sdp.o
+objs-y$(CONFIG_MACH_OMAP_LDP) += lcd_ldp.o
+objs-y$(CONFIG_MACH_OMAP2EVM) += lcd_omap2evm.o
+objs-y$(CONFIG_MACH_OMAP3EVM) += lcd_omap3evm.o
+objs-y$(CONFIG_MACH_OMAP3_BEAGLE) += lcd_omap3beagle.o
+objs-y$(CONFIG_FB_OMAP_LCD_MIPID) += lcd_mipid.o
+objs-y$(CONFIG_MACH_OVERO) += lcd_overo.o
+
 omapfb-objs := $(objs-yy)
 
diff --git a/drivers/video/omap/blizzard.c b/drivers/video/omap/blizzard.c
index 9dfcf39d3367..70dadf9d2334 100644
--- a/drivers/video/omap/blizzard.c
+++ b/drivers/video/omap/blizzard.c
@@ -44,6 +44,7 @@
 #define BLIZZARD_CLK_SRC			0x0e
 #define BLIZZARD_MEM_BANK0_ACTIVATE		0x10
 #define BLIZZARD_MEM_BANK0_STATUS		0x14
+#define BLIZZARD_PANEL_CONFIGURATION		0x28
 #define BLIZZARD_HDISP				0x2a
 #define BLIZZARD_HNDP				0x2c
 #define BLIZZARD_VDISP0				0x2e
@@ -92,7 +93,7 @@ struct blizzard_reg_list {
 };
 
 /* These need to be saved / restored separately from the rest. */
-static struct blizzard_reg_list blizzard_pll_regs[] = {
+static const struct blizzard_reg_list blizzard_pll_regs[] = {
 	{
 		.start	= 0x04,		/* Don't save PLL ctrl (0x0C) */
 		.end	= 0x0a,
@@ -103,7 +104,7 @@ static struct blizzard_reg_list blizzard_pll_regs[] = {
 	},
 };
 
-static struct blizzard_reg_list blizzard_gen_regs[] = {
+static const struct blizzard_reg_list blizzard_gen_regs[] = {
 	{
 		.start	= 0x18,		/* SDRAM control */
 		.end	= 0x20,
@@ -162,6 +163,10 @@ struct blizzard_struct {
 	int			vid_scaled;
 	int			last_color_mode;
 	int			zoom_on;
+	int			zoom_area_gx1;
+	int			zoom_area_gx2;
+	int			zoom_area_gy1;
+	int			zoom_area_gy2;
 	int			screen_width;
 	int			screen_height;
 	unsigned		te_connected:1;
@@ -186,7 +191,7 @@ struct blizzard_struct {
 
 	struct omapfb_device	*fbdev;
 	struct lcd_ctrl_extif	*extif;
-	struct lcd_ctrl		*int_ctrl;
+	const struct lcd_ctrl	*int_ctrl;
 
 	void			(*power_up)(struct device *dev);
 	void			(*power_down)(struct device *dev);
@@ -513,6 +518,13 @@ static int do_full_screen_update(struct blizzard_request *req)
 	return REQ_PENDING;
 }
 
+static int check_1d_intersect(int a1, int a2, int b1, int b2)
+{
+	if (a2 <= b1 || b2 <= a1)
+		return 0;
+	return 1;
+}
+
 /* Setup all planes with an overlapping area with the update window. */
 static int do_partial_update(struct blizzard_request *req, int plane,
 			     int x, int y, int w, int h,
@@ -525,6 +537,7 @@ static int do_partial_update(struct blizzard_request *req, int plane,
 	int color_mode;
 	int flags;
 	int zoom_off;
+	int have_zoom_for_this_update = 0;
 
 	/* Global coordinates, relative to pixel 0,0 of the LCD */
 	gx1 = x + blizzard.plane[plane].pos_x;
@@ -544,10 +557,6 @@ static int do_partial_update(struct blizzard_request *req, int plane,
 		gx2_out = gx1_out + w_out;
 		gy2_out = gy1_out + h_out;
 	}
-	zoom_off = blizzard.zoom_on && gx1 == 0 && gy1 == 0 &&
-		w == blizzard.screen_width && h == blizzard.screen_height;
-	blizzard.zoom_on = (!zoom_off && blizzard.zoom_on) ||
-			   (w < w_out || h < h_out);
 
 	for (i = 0; i < OMAPFB_PLANE_NUM; i++) {
 		struct plane_info *p = &blizzard.plane[i];
@@ -653,8 +662,49 @@ static int do_partial_update(struct blizzard_request *req, int plane,
 	else
 		disable_tearsync();
 
+	if ((gx2_out - gx1_out) != (gx2 - gx1) ||
+	    (gy2_out - gy1_out) != (gy2 - gy1))
+		have_zoom_for_this_update = 1;
+
+	/* 'background' type of screen update (as opposed to 'destructive')
+	   can be used to disable scaling if scaling is active */
+	zoom_off = blizzard.zoom_on && !have_zoom_for_this_update &&
+	    (gx1_out == 0) && (gx2_out == blizzard.screen_width) &&
+	    (gy1_out == 0) && (gy2_out == blizzard.screen_height) &&
+	    (gx1 == 0) && (gy1 == 0);
+
+	if (blizzard.zoom_on && !have_zoom_for_this_update && !zoom_off &&
+	    check_1d_intersect(blizzard.zoom_area_gx1, blizzard.zoom_area_gx2,
+			       gx1_out, gx2_out) &&
+	    check_1d_intersect(blizzard.zoom_area_gy1, blizzard.zoom_area_gy2,
+			       gy1_out, gy2_out)) {
+		/* Previous screen update was using scaling, current update
+		 * is not using it. Additionally, current screen update is
+		 * going to overlap with the scaled area. Scaling needs to be
+		 * disabled in order to avoid 'magnifying glass' effect.
+		 * Dummy setup of background window can be used for this.
+		 */
+		set_window_regs(0, 0, blizzard.screen_width,
+				blizzard.screen_height,
+				0, 0, blizzard.screen_width,
+				blizzard.screen_height,
+				BLIZZARD_COLOR_RGB565, 1, flags);
+		blizzard.zoom_on = 0;
+	}
+
+	/* remember scaling settings if we have scaled update */
+	if (have_zoom_for_this_update) {
+		blizzard.zoom_on = 1;
+		blizzard.zoom_area_gx1 = gx1_out;
+		blizzard.zoom_area_gx2 = gx2_out;
+		blizzard.zoom_area_gy1 = gy1_out;
+		blizzard.zoom_area_gy2 = gy2_out;
+	}
+
 	set_window_regs(gx1, gy1, gx2, gy2, gx1_out, gy1_out, gx2_out, gy2_out,
 			color_mode, zoom_off, flags);
+	if (zoom_off)
+		blizzard.zoom_on = 0;
 
 	blizzard.extif->set_bits_per_cycle(16);
 	/* set_window_regs has left the register index at the right
@@ -908,6 +958,35 @@ static int blizzard_set_scale(int plane, int orig_w, int orig_h,
 	return 0;
 }
 
+static int blizzard_set_rotate(int angle)
+{
+	u32 l;
+
+	l = blizzard_read_reg(BLIZZARD_PANEL_CONFIGURATION);
+	l &= ~0x03;
+
+	switch (angle) {
+	case 0:
+		l = l | 0x00;
+		break;
+	case 90:
+		l = l | 0x03;
+		break;
+	case 180:
+		l = l | 0x02;
+		break;
+	case 270:
+		l = l | 0x01;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	blizzard_write_reg(BLIZZARD_PANEL_CONFIGURATION, l);
+
+	return 0;
+}
+
 static int blizzard_enable_plane(int plane, int enable)
 {
 	if (enable)
@@ -1285,14 +1364,15 @@ static void blizzard_get_caps(int plane, struct omapfb_caps *caps)
 	caps->ctrl |= OMAPFB_CAPS_MANUAL_UPDATE |
 		OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE |
 		OMAPFB_CAPS_WINDOW_SCALE |
-		OMAPFB_CAPS_WINDOW_OVERLAY;
+		OMAPFB_CAPS_WINDOW_OVERLAY |
+		OMAPFB_CAPS_WINDOW_ROTATE;
 	if (blizzard.te_connected)
 		caps->ctrl |= OMAPFB_CAPS_TEARSYNC;
 	caps->wnd_color |= (1 << OMAPFB_COLOR_RGB565) |
 			   (1 << OMAPFB_COLOR_YUV420);
 }
 
-static void _save_regs(struct blizzard_reg_list *list, int cnt)
+static void _save_regs(const struct blizzard_reg_list *list, int cnt)
 {
 	int i;
 
@@ -1303,7 +1383,7 @@ static void _save_regs(struct blizzard_reg_list *list, int cnt)
 	}
 }
 
-static void _restore_regs(struct blizzard_reg_list *list, int cnt)
+static void _restore_regs(const struct blizzard_reg_list *list, int cnt)
 {
 	int i;
 
@@ -1560,6 +1640,7 @@ struct lcd_ctrl blizzard_ctrl = {
 	.setup_plane		= blizzard_setup_plane,
 	.set_scale		= blizzard_set_scale,
 	.enable_plane		= blizzard_enable_plane,
+	.set_rotate		= blizzard_set_rotate,
 	.update_window		= blizzard_update_window_async,
 	.sync			= blizzard_sync,
 	.suspend		= blizzard_suspend,
diff --git a/drivers/video/omap/dispc.c b/drivers/video/omap/dispc.c
index 915439dc05a0..f16e42154229 100644
--- a/drivers/video/omap/dispc.c
+++ b/drivers/video/omap/dispc.c
@@ -155,6 +155,8 @@ struct resmap {
 	unsigned long	*map;
 };
 
+#define MAX_IRQ_HANDLERS            4
+
 static struct {
 	void __iomem	*base;
 
@@ -167,9 +169,11 @@ static struct {
 
 	int		ext_mode;
 
-	unsigned long	enabled_irqs;
-	void		(*irq_callback)(void *);
-	void		*irq_callback_data;
+	struct {
+		u32	irq_mask;
+		void	(*callback)(void *);
+		void	*data;
+	} irq_handlers[MAX_IRQ_HANDLERS];
 	struct completion	frame_done;
 
 	int		fir_hinc[OMAPFB_PLANE_NUM];
@@ -286,7 +290,7 @@ static void setup_plane_fifo(int plane, int ext_mode)
 	BUG_ON(plane > 2);
 
 	l = dispc_read_reg(fsz_reg[plane]);
-	l &= FLD_MASK(0, 9);
+	l &= FLD_MASK(0, 11);
 	if (ext_mode) {
 		low = l * 3 / 4;
 		high = l;
@@ -294,7 +298,7 @@ static void setup_plane_fifo(int plane, int ext_mode)
 		low = l / 4;
 		high = l * 3 / 4;
 	}
-	MOD_REG_FLD(ftrs_reg[plane], FLD_MASK(16, 9) | FLD_MASK(0, 9),
+	MOD_REG_FLD(ftrs_reg[plane], FLD_MASK(16, 12) | FLD_MASK(0, 12),
 			(high << 16) | low);
 }
 
@@ -809,57 +813,74 @@ static void set_lcd_timings(void)
 	panel->pixel_clock = fck / lck_div / pck_div / 1000;
 }
 
-int omap_dispc_request_irq(void (*callback)(void *data), void *data)
+static void recalc_irq_mask(void)
 {
-	int r = 0;
+	int i;
+	unsigned long irq_mask = DISPC_IRQ_MASK_ERROR;
 
-	BUG_ON(callback == NULL);
+	for (i = 0; i < MAX_IRQ_HANDLERS; i++) {
+		if (!dispc.irq_handlers[i].callback)
+			continue;
 
-	if (dispc.irq_callback)
-		r = -EBUSY;
-	else {
-		dispc.irq_callback = callback;
-		dispc.irq_callback_data = data;
+		irq_mask |= dispc.irq_handlers[i].irq_mask;
 	}
 
-	return r;
-}
-EXPORT_SYMBOL(omap_dispc_request_irq);
-
-void omap_dispc_enable_irqs(int irq_mask)
-{
 	enable_lcd_clocks(1);
-	dispc.enabled_irqs = irq_mask;
-	irq_mask |= DISPC_IRQ_MASK_ERROR;
 	MOD_REG_FLD(DISPC_IRQENABLE, 0x7fff, irq_mask);
 	enable_lcd_clocks(0);
 }
-EXPORT_SYMBOL(omap_dispc_enable_irqs);
 
-void omap_dispc_disable_irqs(int irq_mask)
+int omap_dispc_request_irq(unsigned long irq_mask, void (*callback)(void *data),
+			   void *data)
 {
-	enable_lcd_clocks(1);
-	dispc.enabled_irqs &= ~irq_mask;
-	irq_mask &= ~DISPC_IRQ_MASK_ERROR;
-	MOD_REG_FLD(DISPC_IRQENABLE, 0x7fff, irq_mask);
-	enable_lcd_clocks(0);
+	int i;
+
+	BUG_ON(callback == NULL);
+
+	for (i = 0; i < MAX_IRQ_HANDLERS; i++) {
+		if (dispc.irq_handlers[i].callback)
+			continue;
+
+		dispc.irq_handlers[i].irq_mask = irq_mask;
+		dispc.irq_handlers[i].callback = callback;
+		dispc.irq_handlers[i].data = data;
+		recalc_irq_mask();
+
+		return 0;
+	}
+
+	return -EBUSY;
 }
-EXPORT_SYMBOL(omap_dispc_disable_irqs);
+EXPORT_SYMBOL(omap_dispc_request_irq);
 
-void omap_dispc_free_irq(void)
+void omap_dispc_free_irq(unsigned long irq_mask, void (*callback)(void *data),
+			 void *data)
 {
-	enable_lcd_clocks(1);
-	omap_dispc_disable_irqs(DISPC_IRQ_MASK_ALL);
-	dispc.irq_callback = NULL;
-	dispc.irq_callback_data = NULL;
-	enable_lcd_clocks(0);
+	int i;
+
+	for (i = 0; i < MAX_IRQ_HANDLERS; i++) {
+		if (dispc.irq_handlers[i].callback == callback &&
+		    dispc.irq_handlers[i].data == data) {
+			dispc.irq_handlers[i].irq_mask = 0;
+			dispc.irq_handlers[i].callback = NULL;
+			dispc.irq_handlers[i].data = NULL;
+			recalc_irq_mask();
+			return;
+		}
+	}
+
+	BUG();
 }
 EXPORT_SYMBOL(omap_dispc_free_irq);
 
 static irqreturn_t omap_dispc_irq_handler(int irq, void *dev)
 {
-	u32 stat = dispc_read_reg(DISPC_IRQSTATUS);
+	u32 stat;
+	int i = 0;
+
+	enable_lcd_clocks(1);
 
+	stat = dispc_read_reg(DISPC_IRQSTATUS);
 	if (stat & DISPC_IRQ_FRAMEMASK)
 		complete(&dispc.frame_done);
 
@@ -870,11 +891,17 @@ static irqreturn_t omap_dispc_irq_handler(int irq, void *dev)
 		}
 	}
 
-	if ((stat & dispc.enabled_irqs) && dispc.irq_callback)
-		dispc.irq_callback(dispc.irq_callback_data);
+	for (i = 0; i < MAX_IRQ_HANDLERS; i++) {
+		if (unlikely(dispc.irq_handlers[i].callback &&
+			     (stat & dispc.irq_handlers[i].irq_mask)))
+			dispc.irq_handlers[i].callback(
+						dispc.irq_handlers[i].data);
+	}
 
 	dispc_write_reg(DISPC_IRQSTATUS, stat);
 
+	enable_lcd_clocks(0);
+
 	return IRQ_HANDLED;
 }
 
@@ -913,18 +940,13 @@ static void put_dss_clocks(void)
 
 static void enable_lcd_clocks(int enable)
 {
-	if (enable)
+	if (enable) {
+		clk_enable(dispc.dss_ick);
 		clk_enable(dispc.dss1_fck);
-	else
+	} else {
 		clk_disable(dispc.dss1_fck);
-}
-
-static void enable_interface_clocks(int enable)
-{
-	if (enable)
-		clk_enable(dispc.dss_ick);
-	else
 		clk_disable(dispc.dss_ick);
+	}
 }
 
 static void enable_digit_clocks(int enable)
@@ -1013,7 +1035,7 @@ static void mmap_user_close(struct vm_area_struct *vma)
 	atomic_dec(&dispc.map_count[plane]);
 }
 
-static struct vm_operations_struct mmap_user_ops = {
+static const struct vm_operations_struct mmap_user_ops = {
 	.open = mmap_user_open,
 	.close = mmap_user_close,
 };
@@ -1365,7 +1387,6 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode,
 	if ((r = get_dss_clocks()) < 0)
 		goto fail0;
 
-	enable_interface_clocks(1);
 	enable_lcd_clocks(1);
 
 #ifdef CONFIG_FB_OMAP_BOOTLOADER_INIT
@@ -1396,10 +1417,10 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode,
 		enable_digit_clocks(0);
 	}
 
-	/* Enable smart idle and autoidle */
-	l = dispc_read_reg(DISPC_CONTROL);
+	/* Enable smart standby/idle, autoidle and wakeup */
+	l = dispc_read_reg(DISPC_SYSCONFIG);
 	l &= ~((3 << 12) | (3 << 3));
-	l |= (2 << 12) | (2 << 3) | (1 << 0);
+	l |= (2 << 12) | (2 << 3) | (1 << 2) | (1 << 0);
 	dispc_write_reg(DISPC_SYSCONFIG, l);
 	omap_writel(1 << 0, DSS_BASE + DSS_SYSCONFIG);
 
@@ -1409,10 +1430,9 @@ static int omap_dispc_init(struct omapfb_device *fbdev, int ext_mode,
 	dispc_write_reg(DISPC_CONFIG, l);
 
 	l = dispc_read_reg(DISPC_IRQSTATUS);
-	dispc_write_reg(l, DISPC_IRQSTATUS);
+	dispc_write_reg(DISPC_IRQSTATUS, l);
 
-	/* Enable those that we handle always */
-	omap_dispc_enable_irqs(DISPC_IRQ_FRAMEMASK);
+	recalc_irq_mask();
 
 	if ((r = request_irq(INT_24XX_DSS_IRQ, omap_dispc_irq_handler,
 			   0, MODULE_NAME, fbdev)) < 0) {
@@ -1469,7 +1489,6 @@ fail2:
 	free_irq(INT_24XX_DSS_IRQ, fbdev);
 fail1:
 	enable_lcd_clocks(0);
-	enable_interface_clocks(0);
 	put_dss_clocks();
 fail0:
 	iounmap(dispc.base);
@@ -1487,7 +1506,6 @@ static void omap_dispc_cleanup(void)
 	cleanup_fbmem();
 	free_palette_ram();
 	free_irq(INT_24XX_DSS_IRQ, dispc.fbdev);
-	enable_interface_clocks(0);
 	put_dss_clocks();
 	iounmap(dispc.base);
 }
diff --git a/drivers/video/omap/dispc.h b/drivers/video/omap/dispc.h
index ef720a78f6d5..c15ea77f0604 100644
--- a/drivers/video/omap/dispc.h
+++ b/drivers/video/omap/dispc.h
@@ -37,9 +37,10 @@ extern void omap_dispc_set_lcd_size(int width, int height);
 extern void omap_dispc_enable_lcd_out(int enable);
 extern void omap_dispc_enable_digit_out(int enable);
 
-extern int  omap_dispc_request_irq(void (*callback)(void *data), void *data);
-extern void omap_dispc_free_irq(void);
+extern int omap_dispc_request_irq(unsigned long irq_mask,
+				   void (*callback)(void *data), void *data);
+extern void omap_dispc_free_irq(unsigned long irq_mask,
+				 void (*callback)(void *data), void *data);
 
 extern const struct lcd_ctrl omap2_int_ctrl;
-
 #endif
diff --git a/drivers/video/omap/hwa742.c b/drivers/video/omap/hwa742.c
index 5d4f34887a22..ca51583ec98a 100644
--- a/drivers/video/omap/hwa742.c
+++ b/drivers/video/omap/hwa742.c
@@ -131,7 +131,7 @@ struct {
 
 	struct omapfb_device	*fbdev;
 	struct lcd_ctrl_extif	*extif;
-	struct lcd_ctrl		*int_ctrl;
+	const struct lcd_ctrl	*int_ctrl;
 
 	struct clk		*sys_ck;
 } hwa742;
diff --git a/drivers/video/omap/lcd_2430sdp.c b/drivers/video/omap/lcd_2430sdp.c
new file mode 100644
index 000000000000..393712b6f369
--- /dev/null
+++ b/drivers/video/omap/lcd_2430sdp.c
@@ -0,0 +1,202 @@
+/*
+ * LCD panel support for the TI 2430SDP board
+ *
+ * Copyright (C) 2007 MontaVista
+ * Author: Hunyue Yau <hyau@mvista.com>
+ *
+ * Derived from drivers/video/omap/lcd-apollon.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define SDP2430_LCD_PANEL_BACKLIGHT_GPIO	91
+#define SDP2430_LCD_PANEL_ENABLE_GPIO		154
+#define SDP3430_LCD_PANEL_BACKLIGHT_GPIO	24
+#define SDP3430_LCD_PANEL_ENABLE_GPIO		28
+
+static unsigned backlight_gpio;
+static unsigned enable_gpio;
+
+#define LCD_PIXCLOCK_MAX		5400 /* freq 5.4 MHz */
+#define PM_RECEIVER             TWL4030_MODULE_PM_RECEIVER
+#define ENABLE_VAUX2_DEDICATED  0x09
+#define ENABLE_VAUX2_DEV_GRP    0x20
+#define ENABLE_VAUX3_DEDICATED	0x03
+#define ENABLE_VAUX3_DEV_GRP	0x20
+
+#define ENABLE_VPLL2_DEDICATED          0x05
+#define ENABLE_VPLL2_DEV_GRP            0xE0
+#define TWL4030_VPLL2_DEV_GRP           0x33
+#define TWL4030_VPLL2_DEDICATED         0x36
+
+#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v)
+
+
+static int sdp2430_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	if (machine_is_omap_3430sdp()) {
+		enable_gpio    = SDP3430_LCD_PANEL_ENABLE_GPIO;
+		backlight_gpio = SDP3430_LCD_PANEL_BACKLIGHT_GPIO;
+	} else {
+		enable_gpio    = SDP2430_LCD_PANEL_ENABLE_GPIO;
+		backlight_gpio = SDP2430_LCD_PANEL_BACKLIGHT_GPIO;
+	}
+
+	gpio_request(enable_gpio, "LCD enable");	/* LCD panel */
+	gpio_request(backlight_gpio, "LCD bl");		/* LCD backlight */
+	gpio_direction_output(enable_gpio, 0);
+	gpio_direction_output(backlight_gpio, 0);
+
+	return 0;
+}
+
+static void sdp2430_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(backlight_gpio);
+	gpio_free(enable_gpio);
+}
+
+static int sdp2430_panel_enable(struct lcd_panel *panel)
+{
+	u8 ded_val, ded_reg;
+	u8 grp_val, grp_reg;
+
+	if (machine_is_omap_3430sdp()) {
+		ded_reg = TWL4030_VAUX3_DEDICATED;
+		ded_val = ENABLE_VAUX3_DEDICATED;
+		grp_reg = TWL4030_VAUX3_DEV_GRP;
+		grp_val = ENABLE_VAUX3_DEV_GRP;
+
+		if (omap_rev() > OMAP3430_REV_ES1_0) {
+			t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED,
+					TWL4030_VPLL2_DEDICATED);
+			t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP,
+					TWL4030_VPLL2_DEV_GRP);
+		}
+	} else {
+		ded_reg = TWL4030_VAUX2_DEDICATED;
+		ded_val = ENABLE_VAUX2_DEDICATED;
+		grp_reg = TWL4030_VAUX2_DEV_GRP;
+		grp_val = ENABLE_VAUX2_DEV_GRP;
+	}
+
+	gpio_set_value(enable_gpio, 1);
+	gpio_set_value(backlight_gpio, 1);
+
+	if (0 != t2_out(PM_RECEIVER, ded_val, ded_reg))
+		return -EIO;
+	if (0 != t2_out(PM_RECEIVER, grp_val, grp_reg))
+		return -EIO;
+
+	return 0;
+}
+
+static void sdp2430_panel_disable(struct lcd_panel *panel)
+{
+	gpio_set_value(enable_gpio, 0);
+	gpio_set_value(backlight_gpio, 0);
+	if (omap_rev() > OMAP3430_REV_ES1_0) {
+		t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED);
+		t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP);
+		msleep(4);
+	}
+}
+
+static unsigned long sdp2430_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel sdp2430_panel = {
+	.name		= "sdp2430",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 16,
+	.x_res		= 240,
+	.y_res		= 320,
+	.hsw		= 3,		/* hsync_len (4) - 1 */
+	.hfp		= 3,		/* right_margin (4) - 1 */
+	.hbp		= 39,		/* left_margin (40) - 1 */
+	.vsw		= 1,		/* vsync_len (2) - 1 */
+	.vfp		= 2,		/* lower_margin */
+	.vbp		= 7,		/* upper_margin (8) - 1 */
+
+	.pixel_clock	= LCD_PIXCLOCK_MAX,
+
+	.init		= sdp2430_panel_init,
+	.cleanup	= sdp2430_panel_cleanup,
+	.enable		= sdp2430_panel_enable,
+	.disable	= sdp2430_panel_disable,
+	.get_caps	= sdp2430_panel_get_caps,
+};
+
+static int sdp2430_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&sdp2430_panel);
+	return 0;
+}
+
+static int sdp2430_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int sdp2430_panel_suspend(struct platform_device *pdev,
+					pm_message_t mesg)
+{
+	return 0;
+}
+
+static int sdp2430_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver sdp2430_panel_driver = {
+	.probe		= sdp2430_panel_probe,
+	.remove		= sdp2430_panel_remove,
+	.suspend	= sdp2430_panel_suspend,
+	.resume		= sdp2430_panel_resume,
+	.driver		= {
+		.name	= "sdp2430_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init sdp2430_panel_drv_init(void)
+{
+	return platform_driver_register(&sdp2430_panel_driver);
+}
+
+static void __exit sdp2430_panel_drv_exit(void)
+{
+	platform_driver_unregister(&sdp2430_panel_driver);
+}
+
+module_init(sdp2430_panel_drv_init);
+module_exit(sdp2430_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_ams_delta.c b/drivers/video/omap/lcd_ams_delta.c
new file mode 100644
index 000000000000..1f7439955e02
--- /dev/null
+++ b/drivers/video/omap/lcd_ams_delta.c
@@ -0,0 +1,137 @@
+/*
+ * Based on drivers/video/omap/lcd_inn1510.c
+ *
+ * LCD panel support for the Amstrad E3 (Delta) videophone.
+ *
+ * Copyright (C) 2006 Jonathan McDowell <noodles@earth.li>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/io.h>
+#include <linux/delay.h>
+
+#include <mach/board-ams-delta.h>
+#include <mach/hardware.h>
+#include <mach/omapfb.h>
+
+#define AMS_DELTA_DEFAULT_CONTRAST	112
+
+static int ams_delta_panel_init(struct lcd_panel *panel,
+		struct omapfb_device *fbdev)
+{
+	return 0;
+}
+
+static void ams_delta_panel_cleanup(struct lcd_panel *panel)
+{
+}
+
+static int ams_delta_panel_enable(struct lcd_panel *panel)
+{
+	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_NDISP,
+			AMS_DELTA_LATCH2_LCD_NDISP);
+	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_VBLEN,
+			AMS_DELTA_LATCH2_LCD_VBLEN);
+
+	omap_writeb(1, OMAP_PWL_CLK_ENABLE);
+	omap_writeb(AMS_DELTA_DEFAULT_CONTRAST, OMAP_PWL_ENABLE);
+
+	return 0;
+}
+
+static void ams_delta_panel_disable(struct lcd_panel *panel)
+{
+	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_VBLEN, 0);
+	ams_delta_latch2_write(AMS_DELTA_LATCH2_LCD_NDISP, 0);
+}
+
+static unsigned long ams_delta_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+static struct lcd_panel ams_delta_panel = {
+	.name		= "ams-delta",
+	.config		= 0,
+
+	.bpp		= 12,
+	.data_lines	= 16,
+	.x_res		= 480,
+	.y_res		= 320,
+	.pixel_clock	= 4687,
+	.hsw		= 3,
+	.hfp		= 1,
+	.hbp		= 1,
+	.vsw		= 1,
+	.vfp		= 0,
+	.vbp		= 0,
+	.pcd		= 0,
+	.acb		= 37,
+
+	.init		= ams_delta_panel_init,
+	.cleanup	= ams_delta_panel_cleanup,
+	.enable		= ams_delta_panel_enable,
+	.disable	= ams_delta_panel_disable,
+	.get_caps	= ams_delta_panel_get_caps,
+};
+
+static int ams_delta_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&ams_delta_panel);
+	return 0;
+}
+
+static int ams_delta_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int ams_delta_panel_suspend(struct platform_device *pdev,
+		pm_message_t mesg)
+{
+	return 0;
+}
+
+static int ams_delta_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver ams_delta_panel_driver = {
+	.probe		= ams_delta_panel_probe,
+	.remove		= ams_delta_panel_remove,
+	.suspend	= ams_delta_panel_suspend,
+	.resume		= ams_delta_panel_resume,
+	.driver		= {
+		.name	= "lcd_ams_delta",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int ams_delta_panel_drv_init(void)
+{
+	return platform_driver_register(&ams_delta_panel_driver);
+}
+
+static void ams_delta_panel_drv_cleanup(void)
+{
+	platform_driver_unregister(&ams_delta_panel_driver);
+}
+
+module_init(ams_delta_panel_drv_init);
+module_exit(ams_delta_panel_drv_cleanup);
diff --git a/drivers/video/omap/lcd_apollon.c b/drivers/video/omap/lcd_apollon.c
new file mode 100644
index 000000000000..626ae3a532ff
--- /dev/null
+++ b/drivers/video/omap/lcd_apollon.c
@@ -0,0 +1,138 @@
+/*
+ * LCD panel support for the Samsung OMAP2 Apollon board
+ *
+ * Copyright (C) 2005,2006 Samsung Electronics
+ * Author: Kyungmin Park <kyungmin.park@samsung.com>
+ *
+ * Derived from drivers/video/omap/lcd-h4.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+
+#include <mach/gpio.h>
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+
+/* #define USE_35INCH_LCD 1 */
+
+static int apollon_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	/* configure LCD PWR_EN */
+	omap_cfg_reg(M21_242X_GPIO11);
+	return 0;
+}
+
+static void apollon_panel_cleanup(struct lcd_panel *panel)
+{
+}
+
+static int apollon_panel_enable(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+static void apollon_panel_disable(struct lcd_panel *panel)
+{
+}
+
+static unsigned long apollon_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel apollon_panel = {
+	.name		= "apollon",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 18,
+#ifdef USE_35INCH_LCD
+	.x_res		= 240,
+	.y_res		= 320,
+	.hsw		= 2,
+	.hfp		= 3,
+	.hbp		= 9,
+	.vsw		= 4,
+	.vfp		= 3,
+	.vbp		= 5,
+#else
+	.x_res		= 480,
+	.y_res		= 272,
+	.hsw		= 41,
+	.hfp		= 2,
+	.hbp		= 2,
+	.vsw		= 10,
+	.vfp		= 2,
+	.vbp		= 2,
+#endif
+	.pixel_clock	= 6250,
+
+	.init		= apollon_panel_init,
+	.cleanup	= apollon_panel_cleanup,
+	.enable		= apollon_panel_enable,
+	.disable	= apollon_panel_disable,
+	.get_caps	= apollon_panel_get_caps,
+};
+
+static int apollon_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&apollon_panel);
+	return 0;
+}
+
+static int apollon_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int apollon_panel_suspend(struct platform_device *pdev,
+				  pm_message_t mesg)
+{
+	return 0;
+}
+
+static int apollon_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver apollon_panel_driver = {
+	.probe		= apollon_panel_probe,
+	.remove		= apollon_panel_remove,
+	.suspend	= apollon_panel_suspend,
+	.resume		= apollon_panel_resume,
+	.driver		= {
+		.name	= "apollon_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init apollon_panel_drv_init(void)
+{
+	return platform_driver_register(&apollon_panel_driver);
+}
+
+static void __exit apollon_panel_drv_exit(void)
+{
+	platform_driver_unregister(&apollon_panel_driver);
+}
+
+module_init(apollon_panel_drv_init);
+module_exit(apollon_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_h3.c b/drivers/video/omap/lcd_h3.c
index 2486237ebba5..417ae5efa8bb 100644
--- a/drivers/video/omap/lcd_h3.c
+++ b/drivers/video/omap/lcd_h3.c
@@ -124,12 +124,12 @@ struct platform_driver h3_panel_driver = {
 	},
 };
 
-static int h3_panel_drv_init(void)
+static int __init h3_panel_drv_init(void)
 {
 	return platform_driver_register(&h3_panel_driver);
 }
 
-static void h3_panel_drv_cleanup(void)
+static void __exit h3_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&h3_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_h4.c b/drivers/video/omap/lcd_h4.c
index 6ff56430341b..0c398bda7601 100644
--- a/drivers/video/omap/lcd_h4.c
+++ b/drivers/video/omap/lcd_h4.c
@@ -102,12 +102,12 @@ static struct platform_driver h4_panel_driver = {
 	},
 };
 
-static int h4_panel_drv_init(void)
+static int __init h4_panel_drv_init(void)
 {
 	return platform_driver_register(&h4_panel_driver);
 }
 
-static void h4_panel_drv_cleanup(void)
+static void __exit h4_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&h4_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_inn1510.c b/drivers/video/omap/lcd_inn1510.c
index 6953ed4b5820..cdbd8bb607be 100644
--- a/drivers/video/omap/lcd_inn1510.c
+++ b/drivers/video/omap/lcd_inn1510.c
@@ -109,12 +109,12 @@ struct platform_driver innovator1510_panel_driver = {
 	},
 };
 
-static int innovator1510_panel_drv_init(void)
+static int __init innovator1510_panel_drv_init(void)
 {
 	return platform_driver_register(&innovator1510_panel_driver);
 }
 
-static void innovator1510_panel_drv_cleanup(void)
+static void __exit innovator1510_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&innovator1510_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_inn1610.c b/drivers/video/omap/lcd_inn1610.c
index 4c4f7ee6d733..268f7f808a4e 100644
--- a/drivers/video/omap/lcd_inn1610.c
+++ b/drivers/video/omap/lcd_inn1610.c
@@ -133,12 +133,12 @@ struct platform_driver innovator1610_panel_driver = {
 	},
 };
 
-static int innovator1610_panel_drv_init(void)
+static int __init innovator1610_panel_drv_init(void)
 {
 	return platform_driver_register(&innovator1610_panel_driver);
 }
 
-static void innovator1610_panel_drv_cleanup(void)
+static void __exit innovator1610_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&innovator1610_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_ldp.c b/drivers/video/omap/lcd_ldp.c
new file mode 100644
index 000000000000..dbfe8974fb94
--- /dev/null
+++ b/drivers/video/omap/lcd_ldp.c
@@ -0,0 +1,200 @@
+/*
+ * LCD panel support for the TI LDP board
+ *
+ * Copyright (C) 2007 WindRiver
+ * Author: Stanley Miao <stanley.miao@windriver.com>
+ *
+ * Derived from drivers/video/omap/lcd-2430sdp.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/delay.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/gpio.h>
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define LCD_PANEL_BACKLIGHT_GPIO	(15 + OMAP_MAX_GPIO_LINES)
+#define LCD_PANEL_ENABLE_GPIO		(7 + OMAP_MAX_GPIO_LINES)
+
+#define LCD_PANEL_RESET_GPIO		55
+#define LCD_PANEL_QVGA_GPIO		56
+
+#ifdef CONFIG_FB_OMAP_LCD_VGA
+#define LCD_XRES		480
+#define LCD_YRES		640
+#define LCD_PIXCLOCK_MAX	41700
+#else
+#define LCD_XRES		240
+#define LCD_YRES		320
+#define LCD_PIXCLOCK_MAX	185186
+#endif
+
+#define PM_RECEIVER             TWL4030_MODULE_PM_RECEIVER
+#define ENABLE_VAUX2_DEDICATED  0x09
+#define ENABLE_VAUX2_DEV_GRP    0x20
+#define ENABLE_VAUX3_DEDICATED	0x03
+#define ENABLE_VAUX3_DEV_GRP	0x20
+
+#define ENABLE_VPLL2_DEDICATED          0x05
+#define ENABLE_VPLL2_DEV_GRP            0xE0
+#define TWL4030_VPLL2_DEV_GRP           0x33
+#define TWL4030_VPLL2_DEDICATED         0x36
+
+#define t2_out(c, r, v) twl4030_i2c_write_u8(c, r, v)
+
+
+static int ldp_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	gpio_request(LCD_PANEL_RESET_GPIO, "lcd reset");
+	gpio_request(LCD_PANEL_QVGA_GPIO, "lcd qvga");
+	gpio_request(LCD_PANEL_ENABLE_GPIO, "lcd panel");
+	gpio_request(LCD_PANEL_BACKLIGHT_GPIO, "lcd backlight");
+
+	gpio_direction_output(LCD_PANEL_QVGA_GPIO, 0);
+	gpio_direction_output(LCD_PANEL_RESET_GPIO, 0);
+	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0);
+	gpio_direction_output(LCD_PANEL_BACKLIGHT_GPIO, 0);
+
+#ifdef CONFIG_FB_OMAP_LCD_VGA
+	gpio_set_value(LCD_PANEL_QVGA_GPIO, 0);
+#else
+	gpio_set_value(LCD_PANEL_QVGA_GPIO, 1);
+#endif
+	gpio_set_value(LCD_PANEL_RESET_GPIO, 1);
+
+	return 0;
+}
+
+static void ldp_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(LCD_PANEL_BACKLIGHT_GPIO);
+	gpio_free(LCD_PANEL_ENABLE_GPIO);
+	gpio_free(LCD_PANEL_QVGA_GPIO);
+	gpio_free(LCD_PANEL_RESET_GPIO);
+}
+
+static int ldp_panel_enable(struct lcd_panel *panel)
+{
+	if (0 != t2_out(PM_RECEIVER, ENABLE_VPLL2_DEDICATED,
+			TWL4030_VPLL2_DEDICATED))
+		return -EIO;
+	if (0 != t2_out(PM_RECEIVER, ENABLE_VPLL2_DEV_GRP,
+			TWL4030_VPLL2_DEV_GRP))
+		return -EIO;
+
+	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 1);
+	gpio_direction_output(LCD_PANEL_BACKLIGHT_GPIO, 1);
+
+	if (0 != t2_out(PM_RECEIVER, ENABLE_VAUX3_DEDICATED,
+				TWL4030_VAUX3_DEDICATED))
+		return -EIO;
+	if (0 != t2_out(PM_RECEIVER, ENABLE_VAUX3_DEV_GRP,
+				TWL4030_VAUX3_DEV_GRP))
+		return -EIO;
+
+	return 0;
+}
+
+static void ldp_panel_disable(struct lcd_panel *panel)
+{
+	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 0);
+	gpio_direction_output(LCD_PANEL_BACKLIGHT_GPIO, 0);
+
+	t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEDICATED);
+	t2_out(PM_RECEIVER, 0x0, TWL4030_VPLL2_DEV_GRP);
+	msleep(4);
+}
+
+static unsigned long ldp_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel ldp_panel = {
+	.name		= "ldp",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 18,
+	.x_res		= LCD_XRES,
+	.y_res		= LCD_YRES,
+	.hsw		= 3,		/* hsync_len (4) - 1 */
+	.hfp		= 3,		/* right_margin (4) - 1 */
+	.hbp		= 39,		/* left_margin (40) - 1 */
+	.vsw		= 1,		/* vsync_len (2) - 1 */
+	.vfp		= 2,		/* lower_margin */
+	.vbp		= 7,		/* upper_margin (8) - 1 */
+
+	.pixel_clock	= LCD_PIXCLOCK_MAX,
+
+	.init		= ldp_panel_init,
+	.cleanup	= ldp_panel_cleanup,
+	.enable		= ldp_panel_enable,
+	.disable	= ldp_panel_disable,
+	.get_caps	= ldp_panel_get_caps,
+};
+
+static int ldp_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&ldp_panel);
+	return 0;
+}
+
+static int ldp_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int ldp_panel_suspend(struct platform_device *pdev, pm_message_t mesg)
+{
+	return 0;
+}
+
+static int ldp_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver ldp_panel_driver = {
+	.probe		= ldp_panel_probe,
+	.remove		= ldp_panel_remove,
+	.suspend	= ldp_panel_suspend,
+	.resume		= ldp_panel_resume,
+	.driver		= {
+		.name	= "ldp_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init ldp_panel_drv_init(void)
+{
+	return platform_driver_register(&ldp_panel_driver);
+}
+
+static void __exit ldp_panel_drv_exit(void)
+{
+	platform_driver_unregister(&ldp_panel_driver);
+}
+
+module_init(ldp_panel_drv_init);
+module_exit(ldp_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_mipid.c b/drivers/video/omap/lcd_mipid.c
new file mode 100644
index 000000000000..918ee8934196
--- /dev/null
+++ b/drivers/video/omap/lcd_mipid.c
@@ -0,0 +1,625 @@
+/*
+ * LCD driver for MIPI DBI-C / DCS compatible LCDs
+ *
+ * Copyright (C) 2006 Nokia Corporation
+ * Author: Imre Deak <imre.deak@nokia.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+#include <linux/device.h>
+#include <linux/delay.h>
+#include <linux/workqueue.h>
+#include <linux/spi/spi.h>
+
+#include <mach/omapfb.h>
+#include <mach/lcd_mipid.h>
+
+#define MIPID_MODULE_NAME		"lcd_mipid"
+
+#define MIPID_CMD_READ_DISP_ID		0x04
+#define MIPID_CMD_READ_RED		0x06
+#define MIPID_CMD_READ_GREEN		0x07
+#define MIPID_CMD_READ_BLUE		0x08
+#define MIPID_CMD_READ_DISP_STATUS	0x09
+#define MIPID_CMD_RDDSDR		0x0F
+#define MIPID_CMD_SLEEP_IN		0x10
+#define MIPID_CMD_SLEEP_OUT		0x11
+#define MIPID_CMD_DISP_OFF		0x28
+#define MIPID_CMD_DISP_ON		0x29
+
+#define MIPID_ESD_CHECK_PERIOD		msecs_to_jiffies(5000)
+
+#define to_mipid_device(p)		container_of(p, struct mipid_device, \
+						panel)
+struct mipid_device {
+	int		enabled;
+	int		revision;
+	unsigned int	saved_bklight_level;
+	unsigned long	hw_guard_end;		/* next value of jiffies
+						   when we can issue the
+						   next sleep in/out command */
+	unsigned long	hw_guard_wait;		/* max guard time in jiffies */
+
+	struct omapfb_device	*fbdev;
+	struct spi_device	*spi;
+	struct mutex		mutex;
+	struct lcd_panel	panel;
+
+	struct workqueue_struct	*esd_wq;
+	struct delayed_work	esd_work;
+	void			(*esd_check)(struct mipid_device *m);
+};
+
+static void mipid_transfer(struct mipid_device *md, int cmd, const u8 *wbuf,
+			   int wlen, u8 *rbuf, int rlen)
+{
+	struct spi_message	m;
+	struct spi_transfer	*x, xfer[4];
+	u16			w;
+	int			r;
+
+	BUG_ON(md->spi == NULL);
+
+	spi_message_init(&m);
+
+	memset(xfer, 0, sizeof(xfer));
+	x = &xfer[0];
+
+	cmd &=  0xff;
+	x->tx_buf		= &cmd;
+	x->bits_per_word	= 9;
+	x->len			= 2;
+	spi_message_add_tail(x, &m);
+
+	if (wlen) {
+		x++;
+		x->tx_buf		= wbuf;
+		x->len			= wlen;
+		x->bits_per_word	= 9;
+		spi_message_add_tail(x, &m);
+	}
+
+	if (rlen) {
+		x++;
+		x->rx_buf	= &w;
+		x->len		= 1;
+		spi_message_add_tail(x, &m);
+
+		if (rlen > 1) {
+			/* Arrange for the extra clock before the first
+			 * data bit.
+			 */
+			x->bits_per_word = 9;
+			x->len		 = 2;
+
+			x++;
+			x->rx_buf	 = &rbuf[1];
+			x->len		 = rlen - 1;
+			spi_message_add_tail(x, &m);
+		}
+	}
+
+	r = spi_sync(md->spi, &m);
+	if (r < 0)
+		dev_dbg(&md->spi->dev, "spi_sync %d\n", r);
+
+	if (rlen)
+		rbuf[0] = w & 0xff;
+}
+
+static inline void mipid_cmd(struct mipid_device *md, int cmd)
+{
+	mipid_transfer(md, cmd, NULL, 0, NULL, 0);
+}
+
+static inline void mipid_write(struct mipid_device *md,
+			       int reg, const u8 *buf, int len)
+{
+	mipid_transfer(md, reg, buf, len, NULL, 0);
+}
+
+static inline void mipid_read(struct mipid_device *md,
+			      int reg, u8 *buf, int len)
+{
+	mipid_transfer(md, reg, NULL, 0, buf, len);
+}
+
+static void set_data_lines(struct mipid_device *md, int data_lines)
+{
+	u16 par;
+
+	switch (data_lines) {
+	case 16:
+		par = 0x150;
+		break;
+	case 18:
+		par = 0x160;
+		break;
+	case 24:
+		par = 0x170;
+		break;
+	}
+	mipid_write(md, 0x3a, (u8 *)&par, 2);
+}
+
+static void send_init_string(struct mipid_device *md)
+{
+	u16 initpar[] = { 0x0102, 0x0100, 0x0100 };
+
+	mipid_write(md, 0xc2, (u8 *)initpar, sizeof(initpar));
+	set_data_lines(md, md->panel.data_lines);
+}
+
+static void hw_guard_start(struct mipid_device *md, int guard_msec)
+{
+	md->hw_guard_wait = msecs_to_jiffies(guard_msec);
+	md->hw_guard_end = jiffies + md->hw_guard_wait;
+}
+
+static void hw_guard_wait(struct mipid_device *md)
+{
+	unsigned long wait = md->hw_guard_end - jiffies;
+
+	if ((long)wait > 0 && wait <= md->hw_guard_wait) {
+		set_current_state(TASK_UNINTERRUPTIBLE);
+		schedule_timeout(wait);
+	}
+}
+
+static void set_sleep_mode(struct mipid_device *md, int on)
+{
+	int cmd, sleep_time = 50;
+
+	if (on)
+		cmd = MIPID_CMD_SLEEP_IN;
+	else
+		cmd = MIPID_CMD_SLEEP_OUT;
+	hw_guard_wait(md);
+	mipid_cmd(md, cmd);
+	hw_guard_start(md, 120);
+	/*
+	 * When we enable the panel, it seems we _have_ to sleep
+	 * 120 ms before sending the init string. When disabling the
+	 * panel we'll sleep for the duration of 2 frames, so that the
+	 * controller can still provide the PCLK,HS,VS signals.
+	 */
+	if (!on)
+		sleep_time = 120;
+	msleep(sleep_time);
+}
+
+static void set_display_state(struct mipid_device *md, int enabled)
+{
+	int cmd = enabled ? MIPID_CMD_DISP_ON : MIPID_CMD_DISP_OFF;
+
+	mipid_cmd(md, cmd);
+}
+
+static int mipid_set_bklight_level(struct lcd_panel *panel, unsigned int level)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+	struct mipid_platform_data *pd = md->spi->dev.platform_data;
+
+	if (pd->get_bklight_max == NULL || pd->set_bklight_level == NULL)
+		return -ENODEV;
+	if (level > pd->get_bklight_max(pd))
+		return -EINVAL;
+	if (!md->enabled) {
+		md->saved_bklight_level = level;
+		return 0;
+	}
+	pd->set_bklight_level(pd, level);
+
+	return 0;
+}
+
+static unsigned int mipid_get_bklight_level(struct lcd_panel *panel)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+	struct mipid_platform_data *pd = md->spi->dev.platform_data;
+
+	if (pd->get_bklight_level == NULL)
+		return -ENODEV;
+	return pd->get_bklight_level(pd);
+}
+
+static unsigned int mipid_get_bklight_max(struct lcd_panel *panel)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+	struct mipid_platform_data *pd = md->spi->dev.platform_data;
+
+	if (pd->get_bklight_max == NULL)
+		return -ENODEV;
+
+	return pd->get_bklight_max(pd);
+}
+
+static unsigned long mipid_get_caps(struct lcd_panel *panel)
+{
+	return OMAPFB_CAPS_SET_BACKLIGHT;
+}
+
+static u16 read_first_pixel(struct mipid_device *md)
+{
+	u16 pixel;
+	u8 red, green, blue;
+
+	mutex_lock(&md->mutex);
+	mipid_read(md, MIPID_CMD_READ_RED, &red, 1);
+	mipid_read(md, MIPID_CMD_READ_GREEN, &green, 1);
+	mipid_read(md, MIPID_CMD_READ_BLUE, &blue, 1);
+	mutex_unlock(&md->mutex);
+
+	switch (md->panel.data_lines) {
+	case 16:
+		pixel = ((red >> 1) << 11) | (green << 5) | (blue >> 1);
+		break;
+	case 24:
+		/* 24 bit -> 16 bit */
+		pixel = ((red >> 3) << 11) | ((green >> 2) << 5) |
+			(blue >> 3);
+		break;
+	default:
+		pixel = 0;
+		BUG();
+	}
+
+	return pixel;
+}
+
+static int mipid_run_test(struct lcd_panel *panel, int test_num)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+	static const u16 test_values[4] = {
+		0x0000, 0xffff, 0xaaaa, 0x5555,
+	};
+	int i;
+
+	if (test_num != MIPID_TEST_RGB_LINES)
+		return MIPID_TEST_INVALID;
+
+	for (i = 0; i < ARRAY_SIZE(test_values); i++) {
+		int delay;
+		unsigned long tmo;
+
+		omapfb_write_first_pixel(md->fbdev, test_values[i]);
+		tmo = jiffies + msecs_to_jiffies(100);
+		delay = 25;
+		while (1) {
+			u16 pixel;
+
+			msleep(delay);
+			pixel = read_first_pixel(md);
+			if (pixel == test_values[i])
+				break;
+			if (time_after(jiffies, tmo)) {
+				dev_err(&md->spi->dev,
+					"MIPI LCD RGB I/F test failed: "
+					"expecting %04x, got %04x\n",
+					test_values[i], pixel);
+				return MIPID_TEST_FAILED;
+			}
+			delay = 10;
+		}
+	}
+
+	return 0;
+}
+
+static void ls041y3_esd_recover(struct mipid_device *md)
+{
+	dev_err(&md->spi->dev, "performing LCD ESD recovery\n");
+	set_sleep_mode(md, 1);
+	set_sleep_mode(md, 0);
+}
+
+static void ls041y3_esd_check_mode1(struct mipid_device *md)
+{
+	u8 state1, state2;
+
+	mipid_read(md, MIPID_CMD_RDDSDR, &state1, 1);
+	set_sleep_mode(md, 0);
+	mipid_read(md, MIPID_CMD_RDDSDR, &state2, 1);
+	dev_dbg(&md->spi->dev, "ESD mode 1 state1 %02x state2 %02x\n",
+		state1, state2);
+	/* Each sleep out command will trigger a self diagnostic and flip
+	* Bit6 if the test passes.
+	*/
+	if (!((state1 ^ state2) & (1 << 6)))
+		ls041y3_esd_recover(md);
+}
+
+static void ls041y3_esd_check_mode2(struct mipid_device *md)
+{
+	int i;
+	u8 rbuf[2];
+	static const struct {
+		int	cmd;
+		int	wlen;
+		u16	wbuf[3];
+	} *rd, rd_ctrl[7] = {
+		{ 0xb0, 4, { 0x0101, 0x01fe, } },
+		{ 0xb1, 4, { 0x01de, 0x0121, } },
+		{ 0xc2, 4, { 0x0100, 0x0100, } },
+		{ 0xbd, 2, { 0x0100, } },
+		{ 0xc2, 4, { 0x01fc, 0x0103, } },
+		{ 0xb4, 0, },
+		{ 0x00, 0, },
+	};
+
+	rd = rd_ctrl;
+	for (i = 0; i < 3; i++, rd++)
+		mipid_write(md, rd->cmd, (u8 *)rd->wbuf, rd->wlen);
+
+	udelay(10);
+	mipid_read(md, rd->cmd, rbuf, 2);
+	rd++;
+
+	for (i = 0; i < 3; i++, rd++) {
+		udelay(10);
+		mipid_write(md, rd->cmd, (u8 *)rd->wbuf, rd->wlen);
+	}
+
+	dev_dbg(&md->spi->dev, "ESD mode 2 state %02x\n", rbuf[1]);
+	if (rbuf[1] == 0x00)
+		ls041y3_esd_recover(md);
+}
+
+static void ls041y3_esd_check(struct mipid_device *md)
+{
+	ls041y3_esd_check_mode1(md);
+	if (md->revision >= 0x88)
+		ls041y3_esd_check_mode2(md);
+}
+
+static void mipid_esd_start_check(struct mipid_device *md)
+{
+	if (md->esd_check != NULL)
+		queue_delayed_work(md->esd_wq, &md->esd_work,
+				   MIPID_ESD_CHECK_PERIOD);
+}
+
+static void mipid_esd_stop_check(struct mipid_device *md)
+{
+	if (md->esd_check != NULL)
+		cancel_rearming_delayed_workqueue(md->esd_wq, &md->esd_work);
+}
+
+static void mipid_esd_work(struct work_struct *work)
+{
+	struct mipid_device *md = container_of(work, struct mipid_device,
+					       esd_work.work);
+
+	mutex_lock(&md->mutex);
+	md->esd_check(md);
+	mutex_unlock(&md->mutex);
+	mipid_esd_start_check(md);
+}
+
+static int mipid_enable(struct lcd_panel *panel)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+
+	mutex_lock(&md->mutex);
+
+	if (md->enabled) {
+		mutex_unlock(&md->mutex);
+		return 0;
+	}
+	set_sleep_mode(md, 0);
+	md->enabled = 1;
+	send_init_string(md);
+	set_display_state(md, 1);
+	mipid_set_bklight_level(panel, md->saved_bklight_level);
+	mipid_esd_start_check(md);
+
+	mutex_unlock(&md->mutex);
+	return 0;
+}
+
+static void mipid_disable(struct lcd_panel *panel)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+
+	/*
+	 * A final ESD work might be called before returning,
+	 * so do this without holding the lock.
+	 */
+	mipid_esd_stop_check(md);
+	mutex_lock(&md->mutex);
+
+	if (!md->enabled) {
+		mutex_unlock(&md->mutex);
+		return;
+	}
+	md->saved_bklight_level = mipid_get_bklight_level(panel);
+	mipid_set_bklight_level(panel, 0);
+	set_display_state(md, 0);
+	set_sleep_mode(md, 1);
+	md->enabled = 0;
+
+	mutex_unlock(&md->mutex);
+}
+
+static int panel_enabled(struct mipid_device *md)
+{
+	u32 disp_status;
+	int enabled;
+
+	mipid_read(md, MIPID_CMD_READ_DISP_STATUS, (u8 *)&disp_status, 4);
+	disp_status = __be32_to_cpu(disp_status);
+	enabled = (disp_status & (1 << 17)) && (disp_status & (1 << 10));
+	dev_dbg(&md->spi->dev,
+		"LCD panel %senabled by bootloader (status 0x%04x)\n",
+		enabled ? "" : "not ", disp_status);
+	return enabled;
+}
+
+static int mipid_init(struct lcd_panel *panel,
+			    struct omapfb_device *fbdev)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+
+	md->fbdev = fbdev;
+	md->esd_wq = create_singlethread_workqueue("mipid_esd");
+	if (md->esd_wq == NULL) {
+		dev_err(&md->spi->dev, "can't create ESD workqueue\n");
+		return -ENOMEM;
+	}
+	INIT_DELAYED_WORK(&md->esd_work, mipid_esd_work);
+	mutex_init(&md->mutex);
+
+	md->enabled = panel_enabled(md);
+
+	if (md->enabled)
+		mipid_esd_start_check(md);
+	else
+		md->saved_bklight_level = mipid_get_bklight_level(panel);
+
+	return 0;
+}
+
+static void mipid_cleanup(struct lcd_panel *panel)
+{
+	struct mipid_device *md = to_mipid_device(panel);
+
+	if (md->enabled)
+		mipid_esd_stop_check(md);
+	destroy_workqueue(md->esd_wq);
+}
+
+static struct lcd_panel mipid_panel = {
+	.config		= OMAP_LCDC_PANEL_TFT,
+
+	.bpp		= 16,
+	.x_res		= 800,
+	.y_res		= 480,
+	.pixel_clock	= 21940,
+	.hsw		= 50,
+	.hfp		= 20,
+	.hbp		= 15,
+	.vsw		= 2,
+	.vfp		= 1,
+	.vbp		= 3,
+
+	.init			= mipid_init,
+	.cleanup		= mipid_cleanup,
+	.enable			= mipid_enable,
+	.disable		= mipid_disable,
+	.get_caps		= mipid_get_caps,
+	.set_bklight_level	= mipid_set_bklight_level,
+	.get_bklight_level	= mipid_get_bklight_level,
+	.get_bklight_max	= mipid_get_bklight_max,
+	.run_test		= mipid_run_test,
+};
+
+static int mipid_detect(struct mipid_device *md)
+{
+	struct mipid_platform_data *pdata;
+	u8 display_id[3];
+
+	pdata = md->spi->dev.platform_data;
+	if (pdata == NULL) {
+		dev_err(&md->spi->dev, "missing platform data\n");
+		return -ENOENT;
+	}
+
+	mipid_read(md, MIPID_CMD_READ_DISP_ID, display_id, 3);
+	dev_dbg(&md->spi->dev, "MIPI display ID: %02x%02x%02x\n",
+		display_id[0], display_id[1], display_id[2]);
+
+	switch (display_id[0]) {
+	case 0x45:
+		md->panel.name = "lph8923";
+		break;
+	case 0x83:
+		md->panel.name = "ls041y3";
+		md->esd_check = ls041y3_esd_check;
+		break;
+	default:
+		md->panel.name = "unknown";
+		dev_err(&md->spi->dev, "invalid display ID\n");
+		return -ENODEV;
+	}
+
+	md->revision = display_id[1];
+	md->panel.data_lines = pdata->data_lines;
+	pr_info("omapfb: %s rev %02x LCD detected, %d data lines\n",
+			md->panel.name, md->revision, md->panel.data_lines);
+
+	return 0;
+}
+
+static int mipid_spi_probe(struct spi_device *spi)
+{
+	struct mipid_device *md;
+	int r;
+
+	md = kzalloc(sizeof(*md), GFP_KERNEL);
+	if (md == NULL) {
+		dev_err(&spi->dev, "out of memory\n");
+		return -ENOMEM;
+	}
+
+	spi->mode = SPI_MODE_0;
+	md->spi = spi;
+	dev_set_drvdata(&spi->dev, md);
+	md->panel = mipid_panel;
+
+	r = mipid_detect(md);
+	if (r < 0)
+		return r;
+
+	omapfb_register_panel(&md->panel);
+
+	return 0;
+}
+
+static int mipid_spi_remove(struct spi_device *spi)
+{
+	struct mipid_device *md = dev_get_drvdata(&spi->dev);
+
+	mipid_disable(&md->panel);
+	kfree(md);
+
+	return 0;
+}
+
+static struct spi_driver mipid_spi_driver = {
+	.driver = {
+		.name	= MIPID_MODULE_NAME,
+		.bus	= &spi_bus_type,
+		.owner	= THIS_MODULE,
+	},
+	.probe	= mipid_spi_probe,
+	.remove	= __devexit_p(mipid_spi_remove),
+};
+
+static int mipid_drv_init(void)
+{
+	spi_register_driver(&mipid_spi_driver);
+
+	return 0;
+}
+module_init(mipid_drv_init);
+
+static void mipid_drv_cleanup(void)
+{
+	spi_unregister_driver(&mipid_spi_driver);
+}
+module_exit(mipid_drv_cleanup);
+
+MODULE_DESCRIPTION("MIPI display driver");
+MODULE_LICENSE("GPL");
diff --git a/drivers/video/omap/lcd_omap2evm.c b/drivers/video/omap/lcd_omap2evm.c
new file mode 100644
index 000000000000..7a2bbe2ecec3
--- /dev/null
+++ b/drivers/video/omap/lcd_omap2evm.c
@@ -0,0 +1,191 @@
+/*
+ * LCD panel support for the MISTRAL OMAP2EVM board
+ *
+ * Author: Arun C <arunedarath@mistralsolutions.com>
+ *
+ * Derived from drivers/video/omap/lcd_omap3evm.c
+ * Derived from drivers/video/omap/lcd-apollon.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define LCD_PANEL_ENABLE_GPIO	154
+#define LCD_PANEL_LR		128
+#define LCD_PANEL_UD		129
+#define LCD_PANEL_INI		152
+#define LCD_PANEL_QVGA		148
+#define LCD_PANEL_RESB		153
+
+#define TWL_LED_LEDEN		0x00
+#define TWL_PWMA_PWMAON		0x00
+#define TWL_PWMA_PWMAOFF	0x01
+
+static unsigned int bklight_level;
+
+static int omap2evm_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	gpio_request(LCD_PANEL_ENABLE_GPIO, "LCD enable");
+	gpio_request(LCD_PANEL_LR, "LCD lr");
+	gpio_request(LCD_PANEL_UD, "LCD ud");
+	gpio_request(LCD_PANEL_INI, "LCD ini");
+	gpio_request(LCD_PANEL_QVGA, "LCD qvga");
+	gpio_request(LCD_PANEL_RESB, "LCD resb");
+
+	gpio_direction_output(LCD_PANEL_ENABLE_GPIO, 1);
+	gpio_direction_output(LCD_PANEL_RESB, 1);
+	gpio_direction_output(LCD_PANEL_INI, 1);
+	gpio_direction_output(LCD_PANEL_QVGA, 0);
+	gpio_direction_output(LCD_PANEL_LR, 1);
+	gpio_direction_output(LCD_PANEL_UD, 1);
+
+	twl4030_i2c_write_u8(TWL4030_MODULE_LED, 0x11, TWL_LED_LEDEN);
+	twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x01, TWL_PWMA_PWMAON);
+	twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x02, TWL_PWMA_PWMAOFF);
+	bklight_level = 100;
+
+	return 0;
+}
+
+static void omap2evm_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(LCD_PANEL_RESB);
+	gpio_free(LCD_PANEL_QVGA);
+	gpio_free(LCD_PANEL_INI);
+	gpio_free(LCD_PANEL_UD);
+	gpio_free(LCD_PANEL_LR);
+	gpio_free(LCD_PANEL_ENABLE_GPIO);
+}
+
+static int omap2evm_panel_enable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
+	return 0;
+}
+
+static void omap2evm_panel_disable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
+}
+
+static unsigned long omap2evm_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+static int omap2evm_bklight_setlevel(struct lcd_panel *panel,
+						unsigned int level)
+{
+	u8 c;
+	if ((level >= 0) && (level <= 100)) {
+		c = (125 * (100 - level)) / 100 + 2;
+		twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, c, TWL_PWMA_PWMAOFF);
+		bklight_level = level;
+	}
+	return 0;
+}
+
+static unsigned int omap2evm_bklight_getlevel(struct lcd_panel *panel)
+{
+	return bklight_level;
+}
+
+static unsigned int omap2evm_bklight_getmaxlevel(struct lcd_panel *panel)
+{
+	return 100;
+}
+
+struct lcd_panel omap2evm_panel = {
+	.name		= "omap2evm",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 18,
+	.x_res		= 480,
+	.y_res		= 640,
+	.hsw		= 3,
+	.hfp		= 0,
+	.hbp		= 28,
+	.vsw		= 2,
+	.vfp		= 1,
+	.vbp		= 0,
+
+	.pixel_clock	= 20000,
+
+	.init		= omap2evm_panel_init,
+	.cleanup	= omap2evm_panel_cleanup,
+	.enable		= omap2evm_panel_enable,
+	.disable	= omap2evm_panel_disable,
+	.get_caps	= omap2evm_panel_get_caps,
+	.set_bklight_level      = omap2evm_bklight_setlevel,
+	.get_bklight_level      = omap2evm_bklight_getlevel,
+	.get_bklight_max        = omap2evm_bklight_getmaxlevel,
+};
+
+static int omap2evm_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&omap2evm_panel);
+	return 0;
+}
+
+static int omap2evm_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int omap2evm_panel_suspend(struct platform_device *pdev,
+				   pm_message_t mesg)
+{
+	return 0;
+}
+
+static int omap2evm_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver omap2evm_panel_driver = {
+	.probe		= omap2evm_panel_probe,
+	.remove		= omap2evm_panel_remove,
+	.suspend	= omap2evm_panel_suspend,
+	.resume		= omap2evm_panel_resume,
+	.driver		= {
+		.name	= "omap2evm_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init omap2evm_panel_drv_init(void)
+{
+	return platform_driver_register(&omap2evm_panel_driver);
+}
+
+static void __exit omap2evm_panel_drv_exit(void)
+{
+	platform_driver_unregister(&omap2evm_panel_driver);
+}
+
+module_init(omap2evm_panel_drv_init);
+module_exit(omap2evm_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_omap3beagle.c b/drivers/video/omap/lcd_omap3beagle.c
new file mode 100644
index 000000000000..4011910123bf
--- /dev/null
+++ b/drivers/video/omap/lcd_omap3beagle.c
@@ -0,0 +1,130 @@
+/*
+ * LCD panel support for the TI OMAP3 Beagle board
+ *
+ * Author: Koen Kooi <koen@openembedded.org>
+ *
+ * Derived from drivers/video/omap/lcd-omap3evm.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define LCD_PANEL_ENABLE_GPIO       170
+
+static int omap3beagle_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	gpio_request(LCD_PANEL_ENABLE_GPIO, "LCD enable");
+	return 0;
+}
+
+static void omap3beagle_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(LCD_PANEL_ENABLE_GPIO);
+}
+
+static int omap3beagle_panel_enable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
+	return 0;
+}
+
+static void omap3beagle_panel_disable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
+}
+
+static unsigned long omap3beagle_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel omap3beagle_panel = {
+	.name		= "omap3beagle",
+	.config		= OMAP_LCDC_PANEL_TFT,
+
+	.bpp		= 16,
+	.data_lines	= 24,
+	.x_res		= 1024,
+	.y_res		= 768,
+	.hsw		= 3,		/* hsync_len (4) - 1 */
+	.hfp		= 3,		/* right_margin (4) - 1 */
+	.hbp		= 39,		/* left_margin (40) - 1 */
+	.vsw		= 1,		/* vsync_len (2) - 1 */
+	.vfp		= 2,		/* lower_margin */
+	.vbp		= 7,		/* upper_margin (8) - 1 */
+
+	.pixel_clock	= 64000,
+
+	.init		= omap3beagle_panel_init,
+	.cleanup	= omap3beagle_panel_cleanup,
+	.enable		= omap3beagle_panel_enable,
+	.disable	= omap3beagle_panel_disable,
+	.get_caps	= omap3beagle_panel_get_caps,
+};
+
+static int omap3beagle_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&omap3beagle_panel);
+	return 0;
+}
+
+static int omap3beagle_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int omap3beagle_panel_suspend(struct platform_device *pdev,
+				   pm_message_t mesg)
+{
+	return 0;
+}
+
+static int omap3beagle_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver omap3beagle_panel_driver = {
+	.probe		= omap3beagle_panel_probe,
+	.remove		= omap3beagle_panel_remove,
+	.suspend	= omap3beagle_panel_suspend,
+	.resume		= omap3beagle_panel_resume,
+	.driver		= {
+		.name	= "omap3beagle_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init omap3beagle_panel_drv_init(void)
+{
+	return platform_driver_register(&omap3beagle_panel_driver);
+}
+
+static void __exit omap3beagle_panel_drv_exit(void)
+{
+	platform_driver_unregister(&omap3beagle_panel_driver);
+}
+
+module_init(omap3beagle_panel_drv_init);
+module_exit(omap3beagle_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_omap3evm.c b/drivers/video/omap/lcd_omap3evm.c
new file mode 100644
index 000000000000..b6a4c2c57a2f
--- /dev/null
+++ b/drivers/video/omap/lcd_omap3evm.c
@@ -0,0 +1,192 @@
+/*
+ * LCD panel support for the TI OMAP3 EVM board
+ *
+ * Author: Steve Sakoman <steve@sakoman.com>
+ *
+ * Derived from drivers/video/omap/lcd-apollon.c
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/gpio.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define LCD_PANEL_ENABLE_GPIO       153
+#define LCD_PANEL_LR                2
+#define LCD_PANEL_UD                3
+#define LCD_PANEL_INI               152
+#define LCD_PANEL_QVGA              154
+#define LCD_PANEL_RESB              155
+
+#define ENABLE_VDAC_DEDICATED	0x03
+#define ENABLE_VDAC_DEV_GRP	0x20
+#define ENABLE_VPLL2_DEDICATED	0x05
+#define ENABLE_VPLL2_DEV_GRP	0xE0
+
+#define TWL_LED_LEDEN		0x00
+#define TWL_PWMA_PWMAON		0x00
+#define TWL_PWMA_PWMAOFF	0x01
+
+static unsigned int bklight_level;
+
+static int omap3evm_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	gpio_request(LCD_PANEL_LR, "LCD lr");
+	gpio_request(LCD_PANEL_UD, "LCD ud");
+	gpio_request(LCD_PANEL_INI, "LCD ini");
+	gpio_request(LCD_PANEL_RESB, "LCD resb");
+	gpio_request(LCD_PANEL_QVGA, "LCD qvga");
+
+	gpio_direction_output(LCD_PANEL_RESB, 1);
+	gpio_direction_output(LCD_PANEL_INI, 1);
+	gpio_direction_output(LCD_PANEL_QVGA, 0);
+	gpio_direction_output(LCD_PANEL_LR, 1);
+	gpio_direction_output(LCD_PANEL_UD, 1);
+
+	twl4030_i2c_write_u8(TWL4030_MODULE_LED, 0x11, TWL_LED_LEDEN);
+	twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x01, TWL_PWMA_PWMAON);
+	twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, 0x02, TWL_PWMA_PWMAOFF);
+	bklight_level = 100;
+
+	return 0;
+}
+
+static void omap3evm_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(LCD_PANEL_QVGA);
+	gpio_free(LCD_PANEL_RESB);
+	gpio_free(LCD_PANEL_INI);
+	gpio_free(LCD_PANEL_UD);
+	gpio_free(LCD_PANEL_LR);
+}
+
+static int omap3evm_panel_enable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 0);
+	return 0;
+}
+
+static void omap3evm_panel_disable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_PANEL_ENABLE_GPIO, 1);
+}
+
+static unsigned long omap3evm_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+static int omap3evm_bklight_setlevel(struct lcd_panel *panel,
+						unsigned int level)
+{
+	u8 c;
+	if ((level >= 0) && (level <= 100)) {
+		c = (125 * (100 - level)) / 100 + 2;
+		twl4030_i2c_write_u8(TWL4030_MODULE_PWMA, c, TWL_PWMA_PWMAOFF);
+		bklight_level = level;
+	}
+	return 0;
+}
+
+static unsigned int omap3evm_bklight_getlevel(struct lcd_panel *panel)
+{
+	return bklight_level;
+}
+
+static unsigned int omap3evm_bklight_getmaxlevel(struct lcd_panel *panel)
+{
+	return 100;
+}
+
+struct lcd_panel omap3evm_panel = {
+	.name		= "omap3evm",
+	.config		= OMAP_LCDC_PANEL_TFT | OMAP_LCDC_INV_VSYNC |
+			  OMAP_LCDC_INV_HSYNC,
+
+	.bpp		= 16,
+	.data_lines	= 18,
+	.x_res		= 480,
+	.y_res		= 640,
+	.hsw		= 3,		/* hsync_len (4) - 1 */
+	.hfp		= 3,		/* right_margin (4) - 1 */
+	.hbp		= 39,		/* left_margin (40) - 1 */
+	.vsw		= 1,		/* vsync_len (2) - 1 */
+	.vfp		= 2,		/* lower_margin */
+	.vbp		= 7,		/* upper_margin (8) - 1 */
+
+	.pixel_clock	= 26000,
+
+	.init		= omap3evm_panel_init,
+	.cleanup	= omap3evm_panel_cleanup,
+	.enable		= omap3evm_panel_enable,
+	.disable	= omap3evm_panel_disable,
+	.get_caps	= omap3evm_panel_get_caps,
+	.set_bklight_level      = omap3evm_bklight_setlevel,
+	.get_bklight_level      = omap3evm_bklight_getlevel,
+	.get_bklight_max        = omap3evm_bklight_getmaxlevel,
+};
+
+static int omap3evm_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&omap3evm_panel);
+	return 0;
+}
+
+static int omap3evm_panel_remove(struct platform_device *pdev)
+{
+	return 0;
+}
+
+static int omap3evm_panel_suspend(struct platform_device *pdev,
+				   pm_message_t mesg)
+{
+	return 0;
+}
+
+static int omap3evm_panel_resume(struct platform_device *pdev)
+{
+	return 0;
+}
+
+struct platform_driver omap3evm_panel_driver = {
+	.probe		= omap3evm_panel_probe,
+	.remove		= omap3evm_panel_remove,
+	.suspend	= omap3evm_panel_suspend,
+	.resume		= omap3evm_panel_resume,
+	.driver		= {
+		.name	= "omap3evm_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init omap3evm_panel_drv_init(void)
+{
+	return platform_driver_register(&omap3evm_panel_driver);
+}
+
+static void __exit omap3evm_panel_drv_exit(void)
+{
+	platform_driver_unregister(&omap3evm_panel_driver);
+}
+
+module_init(omap3evm_panel_drv_init);
+module_exit(omap3evm_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_osk.c b/drivers/video/omap/lcd_osk.c
index 379c96d36da5..b3fa88bc6269 100644
--- a/drivers/video/omap/lcd_osk.c
+++ b/drivers/video/omap/lcd_osk.c
@@ -127,12 +127,12 @@ struct platform_driver osk_panel_driver = {
 	},
 };
 
-static int osk_panel_drv_init(void)
+static int __init osk_panel_drv_init(void)
 {
 	return platform_driver_register(&osk_panel_driver);
 }
 
-static void osk_panel_drv_cleanup(void)
+static void __exit osk_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&osk_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_overo.c b/drivers/video/omap/lcd_overo.c
new file mode 100644
index 000000000000..2bc5c9268e5e
--- /dev/null
+++ b/drivers/video/omap/lcd_overo.c
@@ -0,0 +1,179 @@
+/*
+ * LCD panel support for the Gumstix Overo
+ *
+ * Author: Steve Sakoman <steve@sakoman.com>
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU General Public License as published by the
+ * Free Software Foundation; either version 2 of the License, or (at your
+ * option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful, but
+ * WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License along
+ * with this program; if not, write to the Free Software Foundation, Inc.,
+ * 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
+ *
+ */
+
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/i2c/twl4030.h>
+
+#include <mach/gpio.h>
+#include <mach/mux.h>
+#include <mach/omapfb.h>
+#include <asm/mach-types.h>
+
+#define LCD_ENABLE       144
+
+static int overo_panel_init(struct lcd_panel *panel,
+				struct omapfb_device *fbdev)
+{
+	if ((gpio_request(LCD_ENABLE, "LCD_ENABLE") == 0) &&
+	    (gpio_direction_output(LCD_ENABLE, 1) == 0))
+		gpio_export(LCD_ENABLE, 0);
+	else
+		printk(KERN_ERR "could not obtain gpio for LCD_ENABLE\n");
+
+	return 0;
+}
+
+static void overo_panel_cleanup(struct lcd_panel *panel)
+{
+	gpio_free(LCD_ENABLE);
+}
+
+static int overo_panel_enable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_ENABLE, 1);
+	return 0;
+}
+
+static void overo_panel_disable(struct lcd_panel *panel)
+{
+	gpio_set_value(LCD_ENABLE, 0);
+}
+
+static unsigned long overo_panel_get_caps(struct lcd_panel *panel)
+{
+	return 0;
+}
+
+struct lcd_panel overo_panel = {
+	.name		= "overo",
+	.config		= OMAP_LCDC_PANEL_TFT,
+	.bpp		= 16,
+	.data_lines	= 24,
+
+#if defined CONFIG_FB_OMAP_031M3R
+
+	/* 640 x 480 @ 60 Hz  Reduced blanking VESA CVT 0.31M3-R */
+	.x_res		= 640,
+	.y_res		= 480,
+	.hfp		= 48,
+	.hsw		= 32,
+	.hbp		= 80,
+	.vfp		= 3,
+	.vsw		= 4,
+	.vbp		= 7,
+	.pixel_clock	= 23500,
+
+#elif defined CONFIG_FB_OMAP_048M3R
+
+	/* 800 x 600 @ 60 Hz  Reduced blanking VESA CVT 0.48M3-R */
+	.x_res		= 800,
+	.y_res		= 600,
+	.hfp		= 48,
+	.hsw		= 32,
+	.hbp		= 80,
+	.vfp		= 3,
+	.vsw		= 4,
+	.vbp		= 11,
+	.pixel_clock	= 35500,
+
+#elif defined CONFIG_FB_OMAP_079M3R
+
+	/* 1024 x 768 @ 60 Hz  Reduced blanking VESA CVT 0.79M3-R */
+	.x_res		= 1024,
+	.y_res		= 768,
+	.hfp		= 48,
+	.hsw		= 32,
+	.hbp		= 80,
+	.vfp		= 3,
+	.vsw		= 4,
+	.vbp		= 15,
+	.pixel_clock	= 56000,
+
+#elif defined CONFIG_FB_OMAP_092M9R
+
+	/* 1280 x 720 @ 60 Hz  Reduced blanking VESA CVT 0.92M9-R */
+	.x_res		= 1280,
+	.y_res		= 720,
+	.hfp		= 48,
+	.hsw		= 32,
+	.hbp		= 80,
+	.vfp		= 3,
+	.vsw		= 5,
+	.vbp		= 13,
+	.pixel_clock	= 64000,
+
+#else
+
+	/* use 640 x 480 if no config option */
+	/* 640 x 480 @ 60 Hz  Reduced blanking VESA CVT 0.31M3-R */
+	.x_res		= 640,
+	.y_res		= 480,
+	.hfp		= 48,
+	.hsw		= 32,
+	.hbp		= 80,
+	.vfp		= 3,
+	.vsw		= 4,
+	.vbp		= 7,
+	.pixel_clock	= 23500,
+
+#endif
+
+	.init		= overo_panel_init,
+	.cleanup	= overo_panel_cleanup,
+	.enable		= overo_panel_enable,
+	.disable	= overo_panel_disable,
+	.get_caps	= overo_panel_get_caps,
+};
+
+static int overo_panel_probe(struct platform_device *pdev)
+{
+	omapfb_register_panel(&overo_panel);
+	return 0;
+}
+
+static int overo_panel_remove(struct platform_device *pdev)
+{
+	/* omapfb does not have unregister_panel */
+	return 0;
+}
+
+static struct platform_driver overo_panel_driver = {
+	.probe		= overo_panel_probe,
+	.remove		= overo_panel_remove,
+	.driver		= {
+		.name	= "overo_lcd",
+		.owner	= THIS_MODULE,
+	},
+};
+
+static int __init overo_panel_drv_init(void)
+{
+	return platform_driver_register(&overo_panel_driver);
+}
+
+static void __exit overo_panel_drv_exit(void)
+{
+	platform_driver_unregister(&overo_panel_driver);
+}
+
+module_init(overo_panel_drv_init);
+module_exit(overo_panel_drv_exit);
diff --git a/drivers/video/omap/lcd_palmte.c b/drivers/video/omap/lcd_palmte.c
index 218317366e6e..4bf3c79f3cc7 100644
--- a/drivers/video/omap/lcd_palmte.c
+++ b/drivers/video/omap/lcd_palmte.c
@@ -108,12 +108,12 @@ struct platform_driver palmte_panel_driver = {
 	},
 };
 
-static int palmte_panel_drv_init(void)
+static int __init palmte_panel_drv_init(void)
 {
 	return platform_driver_register(&palmte_panel_driver);
 }
 
-static void palmte_panel_drv_cleanup(void)
+static void __exit palmte_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&palmte_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_palmtt.c b/drivers/video/omap/lcd_palmtt.c
index 57b0f6cf6a5a..48ea1f9f2cbf 100644
--- a/drivers/video/omap/lcd_palmtt.c
+++ b/drivers/video/omap/lcd_palmtt.c
@@ -113,12 +113,12 @@ struct platform_driver palmtt_panel_driver = {
 	},
 };
 
-static int palmtt_panel_drv_init(void)
+static int __init palmtt_panel_drv_init(void)
 {
 	return platform_driver_register(&palmtt_panel_driver);
 }
 
-static void palmtt_panel_drv_cleanup(void)
+static void __exit palmtt_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&palmtt_panel_driver);
 }
diff --git a/drivers/video/omap/lcd_palmz71.c b/drivers/video/omap/lcd_palmz71.c
index d33d78b11723..0697d29b4d3b 100644
--- a/drivers/video/omap/lcd_palmz71.c
+++ b/drivers/video/omap/lcd_palmz71.c
@@ -109,12 +109,12 @@ struct platform_driver palmz71_panel_driver = {
 	},
 };
 
-static int palmz71_panel_drv_init(void)
+static int __init palmz71_panel_drv_init(void)
 {
 	return platform_driver_register(&palmz71_panel_driver);
 }
 
-static void palmz71_panel_drv_cleanup(void)
+static void __exit palmz71_panel_drv_cleanup(void)
 {
 	platform_driver_unregister(&palmz71_panel_driver);
 }
diff --git a/drivers/video/omap/omapfb_main.c b/drivers/video/omap/omapfb_main.c
index 8862233d57b6..0d0c8c8b9b56 100644
--- a/drivers/video/omap/omapfb_main.c
+++ b/drivers/video/omap/omapfb_main.c
@@ -67,6 +67,7 @@ static struct caps_table_struct ctrl_caps[] = {
 	{ OMAPFB_CAPS_WINDOW_PIXEL_DOUBLE, "pixel double window" },
 	{ OMAPFB_CAPS_WINDOW_SCALE,   "scale window" },
 	{ OMAPFB_CAPS_WINDOW_OVERLAY, "overlay window" },
+	{ OMAPFB_CAPS_WINDOW_ROTATE,  "rotate window" },
 	{ OMAPFB_CAPS_SET_BACKLIGHT,  "backlight setting" },
 };
 
@@ -215,6 +216,15 @@ static int ctrl_change_mode(struct fb_info *fbi)
 				 offset, var->xres_virtual,
 				 plane->info.pos_x, plane->info.pos_y,
 				 var->xres, var->yres, plane->color_mode);
+	if (r < 0)
+		return r;
+
+	if (fbdev->ctrl->set_rotate != NULL) {
+		r = fbdev->ctrl->set_rotate(var->rotate);
+		if (r < 0)
+			return r;
+	}
+
 	if (fbdev->ctrl->set_scale != NULL)
 		r = fbdev->ctrl->set_scale(plane->idx,
 				   var->xres, var->yres,
@@ -383,7 +393,7 @@ static void omapfb_sync(struct fb_info *fbi)
  * Set fb_info.fix fields and also updates fbdev.
  * When calling this fb_info.var must be set up already.
  */
-static void set_fb_fix(struct fb_info *fbi)
+static void set_fb_fix(struct fb_info *fbi, int from_init)
 {
 	struct fb_fix_screeninfo *fix = &fbi->fix;
 	struct fb_var_screeninfo *var = &fbi->var;
@@ -393,10 +403,16 @@ static void set_fb_fix(struct fb_info *fbi)
 
 	rg = &plane->fbdev->mem_desc.region[plane->idx];
 	fbi->screen_base	= rg->vaddr;
-	mutex_lock(&fbi->mm_lock);
-	fix->smem_start		= rg->paddr;
-	fix->smem_len		= rg->size;
-	mutex_unlock(&fbi->mm_lock);
+
+	if (!from_init) {
+		mutex_lock(&fbi->mm_lock);
+		fix->smem_start		= rg->paddr;
+		fix->smem_len		= rg->size;
+		mutex_unlock(&fbi->mm_lock);
+	} else {
+		fix->smem_start		= rg->paddr;
+		fix->smem_len		= rg->size;
+	}
 
 	fix->type = FB_TYPE_PACKED_PIXELS;
 	bpp = var->bits_per_pixel;
@@ -554,7 +570,6 @@ static int set_fb_var(struct fb_info *fbi,
 		var->xoffset = var->xres_virtual - var->xres;
 	if (var->yres + var->yoffset > var->yres_virtual)
 		var->yoffset = var->yres_virtual - var->yres;
-	line_size = var->xres * bpp / 8;
 
 	if (plane->color_mode == OMAPFB_COLOR_RGB444) {
 		var->red.offset	  = 8; var->red.length	 = 4;
@@ -600,7 +615,7 @@ static void omapfb_rotate(struct fb_info *fbi, int rotate)
 	struct omapfb_device *fbdev = plane->fbdev;
 
 	omapfb_rqueue_lock(fbdev);
-	if (cpu_is_omap15xx() && rotate != fbi->var.rotate) {
+	if (rotate != fbi->var.rotate) {
 		struct fb_var_screeninfo *new_var = &fbdev->new_var;
 
 		memcpy(new_var, &fbi->var, sizeof(*new_var));
@@ -695,7 +710,7 @@ static int omapfb_set_par(struct fb_info *fbi)
 	int r = 0;
 
 	omapfb_rqueue_lock(fbdev);
-	set_fb_fix(fbi);
+	set_fb_fix(fbi, 0);
 	r = ctrl_change_mode(fbi);
 	omapfb_rqueue_unlock(fbdev);
 
@@ -707,28 +722,42 @@ int omapfb_update_window_async(struct fb_info *fbi,
 				void (*callback)(void *),
 				void *callback_data)
 {
+	int xres, yres;
 	struct omapfb_plane_struct *plane = fbi->par;
 	struct omapfb_device *fbdev = plane->fbdev;
-	struct fb_var_screeninfo *var;
+	struct fb_var_screeninfo *var = &fbi->var;
 
-	var = &fbi->var;
-	if (win->x >= var->xres || win->y >= var->yres ||
-	    win->out_x > var->xres || win->out_y >= var->yres)
+	switch (var->rotate) {
+	case 0:
+	case 180:
+		xres = fbdev->panel->x_res;
+		yres = fbdev->panel->y_res;
+		break;
+	case 90:
+	case 270:
+		xres = fbdev->panel->y_res;
+		yres = fbdev->panel->x_res;
+		break;
+	default:
+		return -EINVAL;
+	}
+
+	if (win->x >= xres || win->y >= yres ||
+	    win->out_x > xres || win->out_y > yres)
 		return -EINVAL;
 
 	if (!fbdev->ctrl->update_window ||
 	    fbdev->ctrl->get_update_mode() != OMAPFB_MANUAL_UPDATE)
 		return -ENODEV;
 
-	if (win->x + win->width >= var->xres)
-		win->width = var->xres - win->x;
-	if (win->y + win->height >= var->yres)
-		win->height = var->yres - win->y;
-	/* The out sizes should be cropped to the LCD size */
-	if (win->out_x + win->out_width > fbdev->panel->x_res)
-		win->out_width = fbdev->panel->x_res - win->out_x;
-	if (win->out_y + win->out_height > fbdev->panel->y_res)
-		win->out_height = fbdev->panel->y_res - win->out_y;
+	if (win->x + win->width > xres)
+		win->width = xres - win->x;
+	if (win->y + win->height > yres)
+		win->height = yres - win->y;
+	if (win->out_x + win->out_width > xres)
+		win->out_width = xres - win->out_x;
+	if (win->out_y + win->out_height > yres)
+		win->out_height = yres - win->out_y;
 	if (!win->width || !win->height || !win->out_width || !win->out_height)
 		return 0;
 
@@ -881,7 +910,7 @@ static int omapfb_setup_mem(struct fb_info *fbi, struct omapfb_mem_info *mi)
 		if (old_size != size) {
 			if (size) {
 				memcpy(&fbi->var, new_var, sizeof(fbi->var));
-				set_fb_fix(fbi);
+				set_fb_fix(fbi, 0);
 			} else {
 				/*
 				 * Set these explicitly to indicate that the
@@ -1481,7 +1510,7 @@ static int fbinfo_init(struct omapfb_device *fbdev, struct fb_info *info)
 	var->bits_per_pixel = fbdev->panel->bpp;
 
 	set_fb_var(info, var);
-	set_fb_fix(info);
+	set_fb_fix(info, 1);
 
 	r = fb_alloc_cmap(&info->cmap, 16, 0);
 	if (r != 0)
@@ -1699,8 +1728,8 @@ static int omapfb_do_probe(struct platform_device *pdev,
 
 	pr_info("omapfb: configured for panel %s\n", fbdev->panel->name);
 
-	def_vxres = def_vxres ? : fbdev->panel->x_res;
-	def_vyres = def_vyres ? : fbdev->panel->y_res;
+	def_vxres = def_vxres ? def_vxres : fbdev->panel->x_res;
+	def_vyres = def_vyres ? def_vyres : fbdev->panel->y_res;
 
 	init_state++;
 
@@ -1822,8 +1851,8 @@ static int omapfb_suspend(struct platform_device *pdev, pm_message_t mesg)
 {
 	struct omapfb_device *fbdev = platform_get_drvdata(pdev);
 
-	omapfb_blank(FB_BLANK_POWERDOWN, fbdev->fb_info[0]);
-
+	if (fbdev != NULL)
+		omapfb_blank(FB_BLANK_POWERDOWN, fbdev->fb_info[0]);
 	return 0;
 }
 
@@ -1832,7 +1861,8 @@ static int omapfb_resume(struct platform_device *pdev)
 {
 	struct omapfb_device *fbdev = platform_get_drvdata(pdev);
 
-	omapfb_blank(FB_BLANK_UNBLANK, fbdev->fb_info[0]);
+	if (fbdev != NULL)
+		omapfb_blank(FB_BLANK_UNBLANK, fbdev->fb_info[0]);
 	return 0;
 }
 
diff --git a/drivers/video/omap/rfbi.c b/drivers/video/omap/rfbi.c
index 9332d6ca6456..ee01e84e19c1 100644
--- a/drivers/video/omap/rfbi.c
+++ b/drivers/video/omap/rfbi.c
@@ -57,6 +57,7 @@
 
 #define DISPC_BASE		0x48050400
 #define DISPC_CONTROL		0x0040
+#define DISPC_IRQ_FRAMEMASK     0x0001
 
 static struct {
 	void __iomem	*base;
@@ -553,7 +554,9 @@ static int rfbi_init(struct omapfb_device *fbdev)
 	l = (0x01 << 2);
 	rfbi_write_reg(RFBI_CONTROL, l);
 
-	if ((r = omap_dispc_request_irq(rfbi_dma_callback, NULL)) < 0) {
+	r = omap_dispc_request_irq(DISPC_IRQ_FRAMEMASK, rfbi_dma_callback,
+				   NULL);
+	if (r < 0) {
 		dev_err(fbdev->dev, "can't get DISPC irq\n");
 		rfbi_enable_clocks(0);
 		return r;
@@ -570,7 +573,7 @@ static int rfbi_init(struct omapfb_device *fbdev)
 
 static void rfbi_cleanup(void)
 {
-	omap_dispc_free_irq();
+	omap_dispc_free_irq(DISPC_IRQ_FRAMEMASK, rfbi_dma_callback, NULL);
 	rfbi_put_clocks();
 	iounmap(rfbi.base);
 }
diff --git a/drivers/video/platinumfb.c b/drivers/video/platinumfb.c
index bacfabd9ce16..0a366d86f08e 100644
--- a/drivers/video/platinumfb.c
+++ b/drivers/video/platinumfb.c
@@ -223,10 +223,14 @@ static int platinumfb_setcolreg(u_int regno, u_int red, u_int green, u_int blue,
 
 static inline int platinum_vram_reqd(int video_mode, int color_mode)
 {
-	return vmode_attrs[video_mode-1].vres *
-	       (vmode_attrs[video_mode-1].hres * (1<<color_mode) +
-		((video_mode == VMODE_832_624_75) &&
-		 (color_mode > CMODE_8)) ? 0x10 : 0x20) + 0x1000;
+	int baseval = vmode_attrs[video_mode-1].hres * (1<<color_mode);
+
+	if ((video_mode == VMODE_832_624_75) && (color_mode > CMODE_8))
+		baseval += 0x10;
+	else
+		baseval += 0x20;
+
+	return vmode_attrs[video_mode-1].vres * baseval + 0x1000;
 }
 
 #define STORE_D2(a, d) { \
diff --git a/drivers/video/pxafb.c b/drivers/video/pxafb.c
index 6506117c134b..1820c4a24434 100644
--- a/drivers/video/pxafb.c
+++ b/drivers/video/pxafb.c
@@ -1638,24 +1638,26 @@ pxafb_freq_policy(struct notifier_block *nb, unsigned long val, void *data)
  * Power management hooks.  Note that we won't be called from IRQ context,
  * unlike the blank functions above, so we may sleep.
  */
-static int pxafb_suspend(struct platform_device *dev, pm_message_t state)
+static int pxafb_suspend(struct device *dev)
 {
-	struct pxafb_info *fbi = platform_get_drvdata(dev);
+	struct pxafb_info *fbi = dev_get_drvdata(dev);
 
 	set_ctrlr_state(fbi, C_DISABLE_PM);
 	return 0;
 }
 
-static int pxafb_resume(struct platform_device *dev)
+static int pxafb_resume(struct device *dev)
 {
-	struct pxafb_info *fbi = platform_get_drvdata(dev);
+	struct pxafb_info *fbi = dev_get_drvdata(dev);
 
 	set_ctrlr_state(fbi, C_ENABLE_PM);
 	return 0;
 }
-#else
-#define pxafb_suspend	NULL
-#define pxafb_resume	NULL
+
+static struct dev_pm_ops pxafb_pm_ops = {
+	.suspend	= pxafb_suspend,
+	.resume		= pxafb_resume,
+};
 #endif
 
 static int __devinit pxafb_init_video_memory(struct pxafb_info *fbi)
@@ -2081,6 +2083,9 @@ static int __devinit pxafb_probe(struct platform_device *dev)
 		goto failed;
 	}
 
+	if (cpu_is_pxa3xx() && inf->acceleration_enabled)
+		fbi->fb.fix.accel = FB_ACCEL_PXA3XX;
+
 	fbi->backlight_power = inf->pxafb_backlight_power;
 	fbi->lcd_power = inf->pxafb_lcd_power;
 
@@ -2091,14 +2096,14 @@ static int __devinit pxafb_probe(struct platform_device *dev)
 		goto failed_fbi;
 	}
 
-	r = request_mem_region(r->start, r->end - r->start + 1, dev->name);
+	r = request_mem_region(r->start, resource_size(r), dev->name);
 	if (r == NULL) {
 		dev_err(&dev->dev, "failed to request I/O memory\n");
 		ret = -EBUSY;
 		goto failed_fbi;
 	}
 
-	fbi->mmio_base = ioremap(r->start, r->end - r->start + 1);
+	fbi->mmio_base = ioremap(r->start, resource_size(r));
 	if (fbi->mmio_base == NULL) {
 		dev_err(&dev->dev, "failed to map I/O memory\n");
 		ret = -EBUSY;
@@ -2197,7 +2202,7 @@ failed_free_dma:
 failed_free_io:
 	iounmap(fbi->mmio_base);
 failed_free_res:
-	release_mem_region(r->start, r->end - r->start + 1);
+	release_mem_region(r->start, resource_size(r));
 failed_fbi:
 	clk_put(fbi->clk);
 	platform_set_drvdata(dev, NULL);
@@ -2237,7 +2242,7 @@ static int __devexit pxafb_remove(struct platform_device *dev)
 	iounmap(fbi->mmio_base);
 
 	r = platform_get_resource(dev, IORESOURCE_MEM, 0);
-	release_mem_region(r->start, r->end - r->start + 1);
+	release_mem_region(r->start, resource_size(r));
 
 	clk_put(fbi->clk);
 	kfree(fbi);
@@ -2248,11 +2253,12 @@ static int __devexit pxafb_remove(struct platform_device *dev)
 static struct platform_driver pxafb_driver = {
 	.probe		= pxafb_probe,
 	.remove 	= __devexit_p(pxafb_remove),
-	.suspend	= pxafb_suspend,
-	.resume		= pxafb_resume,
 	.driver		= {
 		.owner	= THIS_MODULE,
 		.name	= "pxa2xx-fb",
+#ifdef CONFIG_PM
+		.pm	= &pxafb_pm_ops,
+#endif
 	},
 };
 
diff --git a/drivers/video/s3c-fb.c b/drivers/video/s3c-fb.c
index 5a72083dc67c..adf9632c6b1f 100644
--- a/drivers/video/s3c-fb.c
+++ b/drivers/video/s3c-fb.c
@@ -1036,7 +1036,7 @@ static int s3c_fb_resume(struct platform_device *pdev)
 
 static struct platform_driver s3c_fb_driver = {
 	.probe		= s3c_fb_probe,
-	.remove		= s3c_fb_remove,
+	.remove		= __devexit_p(s3c_fb_remove),
 	.suspend	= s3c_fb_suspend,
 	.resume		= s3c_fb_resume,
 	.driver		= {
diff --git a/drivers/video/s3c2410fb.c b/drivers/video/s3c2410fb.c
index 7da0027e2409..aac661225c78 100644
--- a/drivers/video/s3c2410fb.c
+++ b/drivers/video/s3c2410fb.c
@@ -369,7 +369,9 @@ static void s3c2410fb_activate_var(struct fb_info *info)
 	void __iomem *regs = fbi->io;
 	int type = fbi->regs.lcdcon1 & S3C2410_LCDCON1_TFT;
 	struct fb_var_screeninfo *var = &info->var;
-	int clkdiv = s3c2410fb_calc_pixclk(fbi, var->pixclock) / 2;
+	int clkdiv;
+
+	clkdiv = DIV_ROUND_UP(s3c2410fb_calc_pixclk(fbi, var->pixclock), 2);
 
 	dprintk("%s: var->xres  = %d\n", __func__, var->xres);
 	dprintk("%s: var->yres  = %d\n", __func__, var->yres);
@@ -1119,7 +1121,7 @@ int __init s3c2410fb_init(void)
 	int ret = platform_driver_register(&s3c2410fb_driver);
 
 	if (ret == 0)
-		ret = platform_driver_register(&s3c2412fb_driver);;
+		ret = platform_driver_register(&s3c2412fb_driver);
 
 	return ret;
 }
diff --git a/drivers/video/savage/savagefb_driver.c b/drivers/video/savage/savagefb_driver.c
index 37b135d5d12e..842d157e1025 100644
--- a/drivers/video/savage/savagefb_driver.c
+++ b/drivers/video/savage/savagefb_driver.c
@@ -1565,7 +1565,7 @@ static int savagefb_blank(int blank, struct fb_info *info)
 		vga_out8(0x3c5, sr8, par);
 		vga_out8(0x3c4, 0x0d, par);
 		srd = vga_in8(0x3c5, par);
-		srd &= 0x03;
+		srd &= 0x50;
 
 		switch (blank) {
 		case FB_BLANK_UNBLANK:
@@ -1606,22 +1606,6 @@ static int savagefb_blank(int blank, struct fb_info *info)
 	return (blank == FB_BLANK_NORMAL) ? 1 : 0;
 }
 
-static void savagefb_save_state(struct fb_info *info)
-{
-	struct savagefb_par *par = info->par;
-
-	savage_get_default_par(par, &par->save);
-}
-
-static void savagefb_restore_state(struct fb_info *info)
-{
-	struct savagefb_par *par = info->par;
-
-	savagefb_blank(FB_BLANK_POWERDOWN, info);
-	savage_set_default_par(par, &par->save);
-	savagefb_blank(FB_BLANK_UNBLANK, info);
-}
-
 static int savagefb_open(struct fb_info *info, int user)
 {
 	struct savagefb_par *par = info->par;
@@ -1667,8 +1651,6 @@ static struct fb_ops savagefb_ops = {
 	.fb_setcolreg   = savagefb_setcolreg,
 	.fb_pan_display = savagefb_pan_display,
 	.fb_blank       = savagefb_blank,
-	.fb_save_state  = savagefb_save_state,
-	.fb_restore_state = savagefb_restore_state,
 #if defined(CONFIG_FB_SAVAGE_ACCEL)
 	.fb_fillrect    = savagefb_fillrect,
 	.fb_copyarea    = savagefb_copyarea,
diff --git a/drivers/video/sis/sis_main.c b/drivers/video/sis/sis_main.c
index 4a067f0d0ceb..a4e05e4d7501 100644
--- a/drivers/video/sis/sis_main.c
+++ b/drivers/video/sis/sis_main.c
@@ -698,8 +698,8 @@ sisfb_search_refresh_rate(struct sis_video_info *ivideo, unsigned int rate, int
 						rate, sisfb_vrate[i].refresh);
 					ivideo->rate_idx = sisfb_vrate[i].idx;
 					ivideo->refresh_rate = sisfb_vrate[i].refresh;
-				} else if(((rate - sisfb_vrate[i-1].refresh) <= 2)
-						&& (sisfb_vrate[i].idx != 1)) {
+				} else if((sisfb_vrate[i].idx != 1) &&
+						((rate - sisfb_vrate[i-1].refresh) <= 2)) {
 					DPRINTK("sisfb: Adjusting rate from %d down to %d\n",
 						rate, sisfb_vrate[i-1].refresh);
 					ivideo->rate_idx = sisfb_vrate[i-1].idx;
diff --git a/drivers/video/sis/vstruct.h b/drivers/video/sis/vstruct.h
index 705c85360526..bef4aae388d0 100644
--- a/drivers/video/sis/vstruct.h
+++ b/drivers/video/sis/vstruct.h
@@ -342,7 +342,7 @@ struct SiS_Private
 	unsigned short			SiS_RY4COE;
 	unsigned short			SiS_LCDHDES;
 	unsigned short			SiS_LCDVDES;
-	unsigned short			SiS_DDC_Port;
+	SISIOADDRESS			SiS_DDC_Port;
 	unsigned short			SiS_DDC_Index;
 	unsigned short			SiS_DDC_Data;
 	unsigned short			SiS_DDC_NData;
diff --git a/drivers/video/tmiofb.c b/drivers/video/tmiofb.c
index a1eb0862255b..6913fe168c25 100644
--- a/drivers/video/tmiofb.c
+++ b/drivers/video/tmiofb.c
@@ -974,7 +974,7 @@ static int tmiofb_resume(struct platform_device *dev)
 {
 	struct fb_info *info = platform_get_drvdata(dev);
 	struct mfd_cell *cell = dev->dev.platform_data;
-	int retval;
+	int retval = 0;
 
 	acquire_console_sem();
 
diff --git a/drivers/video/uvesafb.c b/drivers/video/uvesafb.c
index e98baf6916b8..54fbb2995a5f 100644
--- a/drivers/video/uvesafb.c
+++ b/drivers/video/uvesafb.c
@@ -67,11 +67,14 @@ static DEFINE_MUTEX(uvfb_lock);
  * find the kernel part of the task struct, copy the registers and
  * the buffer contents and then complete the task.
  */
-static void uvesafb_cn_callback(struct cn_msg *msg)
+static void uvesafb_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	struct uvesafb_task *utask;
 	struct uvesafb_ktask *task;
 
+	if (!cap_raised(nsp->eff_cap, CAP_SYS_ADMIN))
+		return;
+
 	if (msg->seq >= UVESAFB_TASKS_MAX)
 		return;
 
@@ -1408,23 +1411,6 @@ static int uvesafb_check_var(struct fb_var_screeninfo *var,
 	return 0;
 }
 
-static void uvesafb_save_state(struct fb_info *info)
-{
-	struct uvesafb_par *par = info->par;
-
-	if (par->vbe_state_saved)
-		kfree(par->vbe_state_saved);
-
-	par->vbe_state_saved = uvesafb_vbe_state_save(par);
-}
-
-static void uvesafb_restore_state(struct fb_info *info)
-{
-	struct uvesafb_par *par = info->par;
-
-	uvesafb_vbe_state_restore(par, par->vbe_state_saved);
-}
-
 static struct fb_ops uvesafb_ops = {
 	.owner		= THIS_MODULE,
 	.fb_open	= uvesafb_open,
@@ -1438,8 +1424,6 @@ static struct fb_ops uvesafb_ops = {
 	.fb_imageblit	= cfb_imageblit,
 	.fb_check_var	= uvesafb_check_var,
 	.fb_set_par	= uvesafb_set_par,
-	.fb_save_state	= uvesafb_save_state,
-	.fb_restore_state = uvesafb_restore_state,
 };
 
 static void __devinit uvesafb_init_info(struct fb_info *info,
@@ -1456,15 +1440,6 @@ static void __devinit uvesafb_init_info(struct fb_info *info,
 	info->fix.ypanstep = par->ypan ? 1 : 0;
 	info->fix.ywrapstep = (par->ypan > 1) ? 1 : 0;
 
-	/*
-	 * If we were unable to get the state buffer size, disable
-	 * functions for saving and restoring the hardware state.
-	 */
-	if (par->vbe_state_size == 0) {
-		info->fbops->fb_save_state = NULL;
-		info->fbops->fb_restore_state = NULL;
-	}
-
 	/* Disable blanking if the user requested so. */
 	if (!blank)
 		info->fbops->fb_blank = NULL;
diff --git a/drivers/video/via/accel.c b/drivers/video/via/accel.c
index 45c54bfe99bb..9d4f3a49ba4a 100644
--- a/drivers/video/via/accel.c
+++ b/drivers/video/via/accel.c
@@ -20,229 +20,430 @@
  */
 #include "global.h"
 
-void viafb_init_accel(void)
+static int hw_bitblt_1(void __iomem *engine, u8 op, u32 width, u32 height,
+	u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
+	u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
+	u32 fg_color, u32 bg_color, u8 fill_rop)
 {
-	viaparinfo->fbmem_free -= CURSOR_SIZE;
-	viaparinfo->cursor_start = viaparinfo->fbmem_free;
-	viaparinfo->fbmem_used += CURSOR_SIZE;
+	u32 ge_cmd = 0, tmp, i;
 
-	/* Reverse 8*1024 memory space for cursor image */
-	viaparinfo->fbmem_free -= (CURSOR_SIZE + VQ_SIZE);
-	viaparinfo->VQ_start = viaparinfo->fbmem_free;
-	viaparinfo->VQ_end = viaparinfo->VQ_start + VQ_SIZE - 1;
-	viaparinfo->fbmem_used += (CURSOR_SIZE + VQ_SIZE); }
-
-void viafb_init_2d_engine(void)
-{
-	u32 dwVQStartAddr, dwVQEndAddr;
-	u32 dwVQLen, dwVQStartL, dwVQEndL, dwVQStartEndH;
-
-	/* init 2D engine regs to reset 2D engine */
-	writel(0x0, viaparinfo->io_virt + VIA_REG_GEMODE);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_DSTPOS);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_DIMENSION);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_PATADDR);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_FGCOLOR);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_BGCOLOR);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CLIPTL);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CLIPBR);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_OFFSET);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_KEYCONTROL);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_DSTBASE);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_PITCH);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_MONOPAT1);
-
-	/* Init AGP and VQ regs */
-	switch (viaparinfo->chip_info->gfx_chip_name) {
-	case UNICHROME_K8M890:
-	case UNICHROME_P4M900:
-		writel(0x00100000, viaparinfo->io_virt + VIA_REG_CR_TRANSET);
-		writel(0x680A0000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-		writel(0x02000000, viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-		break;
+	if (!op || op > 3) {
+		printk(KERN_WARNING "hw_bitblt_1: Invalid operation: %d\n", op);
+		return -EINVAL;
+	}
 
-	default:
-		writel(0x00100000, viaparinfo->io_virt + VIA_REG_TRANSET);
-		writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x00333004, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x60000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x61000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x62000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x63000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x64000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		writel(0x7D000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
-		writel(0xFE020000, viaparinfo->io_virt + VIA_REG_TRANSET);
-		writel(0x00000000, viaparinfo->io_virt + VIA_REG_TRANSPACE);
-		break;
+	if (op != VIA_BITBLT_FILL && !src_mem && src_addr == dst_addr) {
+		if (src_x < dst_x) {
+			ge_cmd |= 0x00008000;
+			src_x += width - 1;
+			dst_x += width - 1;
+		}
+		if (src_y < dst_y) {
+			ge_cmd |= 0x00004000;
+			src_y += height - 1;
+			dst_y += height - 1;
+		}
 	}
-	if (viaparinfo->VQ_start != 0) {
-		/* Enable VQ */
-		dwVQStartAddr = viaparinfo->VQ_start;
-		dwVQEndAddr = viaparinfo->VQ_end;
-
-		dwVQStartL = 0x50000000 | (dwVQStartAddr & 0xFFFFFF);
-		dwVQEndL = 0x51000000 | (dwVQEndAddr & 0xFFFFFF);
-		dwVQStartEndH = 0x52000000 |
-			((dwVQStartAddr & 0xFF000000) >> 24) |
-			((dwVQEndAddr & 0xFF000000) >> 16);
-		dwVQLen = 0x53000000 | (VQ_SIZE >> 3);
-		switch (viaparinfo->chip_info->gfx_chip_name) {
-		case UNICHROME_K8M890:
-		case UNICHROME_P4M900:
-			dwVQStartL |= 0x20000000;
-			dwVQEndL |= 0x20000000;
-			dwVQStartEndH |= 0x20000000;
-			dwVQLen |= 0x20000000;
+
+	if (op == VIA_BITBLT_FILL) {
+		switch (fill_rop) {
+		case 0x00: /* blackness */
+		case 0x5A: /* pattern inversion */
+		case 0xF0: /* pattern copy */
+		case 0xFF: /* whiteness */
 			break;
 		default:
-			break;
+			printk(KERN_WARNING "hw_bitblt_1: Invalid fill rop: "
+				"%u\n", fill_rop);
+			return -EINVAL;
 		}
+	}
 
-		switch (viaparinfo->chip_info->gfx_chip_name) {
-		case UNICHROME_K8M890:
-		case UNICHROME_P4M900:
-			writel(0x00100000,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSET);
-			writel(dwVQStartEndH,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			writel(dwVQStartL,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			writel(dwVQEndL,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			writel(dwVQLen,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			writel(0x74301001,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			writel(0x00000000,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			break;
-		default:
-			writel(0x00FE0000,
-				viaparinfo->io_virt + VIA_REG_TRANSET);
-			writel(0x080003FE,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0A00027C,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0B000260,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0C000274,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0D000264,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0E000000,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x0F000020,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x1000027E,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x110002FE,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x200F0060,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
-			writel(0x00000006,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x40008C0F,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x44000000,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x45080C04,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x46800408,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-
-			writel(dwVQStartEndH,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(dwVQStartL,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(dwVQEndL,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(dwVQLen,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			break;
+	switch (dst_bpp) {
+	case 8:
+		tmp = 0x00000000;
+		break;
+	case 16:
+		tmp = 0x00000100;
+		break;
+	case 32:
+		tmp = 0x00000300;
+		break;
+	default:
+		printk(KERN_WARNING "hw_bitblt_1: Unsupported bpp %d\n",
+			dst_bpp);
+		return -EINVAL;
+	}
+	writel(tmp, engine + 0x04);
+
+	if (op != VIA_BITBLT_FILL) {
+		if (src_x & (op == VIA_BITBLT_MONO ? 0xFFFF8000 : 0xFFFFF000)
+			|| src_y & 0xFFFFF000) {
+			printk(KERN_WARNING "hw_bitblt_1: Unsupported source "
+				"x/y %d %d\n", src_x, src_y);
+			return -EINVAL;
 		}
-	} else {
-		/* Disable VQ */
-		switch (viaparinfo->chip_info->gfx_chip_name) {
-		case UNICHROME_K8M890:
-		case UNICHROME_P4M900:
-			writel(0x00100000,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSET);
-			writel(0x74301000,
-				viaparinfo->io_virt + VIA_REG_CR_TRANSPACE);
-			break;
-		default:
-			writel(0x00FE0000,
-				viaparinfo->io_virt + VIA_REG_TRANSET);
-			writel(0x00000004,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x40008C0F,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x44000000,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x45080C04,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			writel(0x46800408,
-				viaparinfo->io_virt + VIA_REG_TRANSPACE);
-			break;
+		tmp = src_x | (src_y << 16);
+		writel(tmp, engine + 0x08);
+	}
+
+	if (dst_x & 0xFFFFF000 || dst_y & 0xFFFFF000) {
+		printk(KERN_WARNING "hw_bitblt_1: Unsupported destination x/y "
+			"%d %d\n", dst_x, dst_y);
+		return -EINVAL;
+	}
+	tmp = dst_x | (dst_y << 16);
+	writel(tmp, engine + 0x0C);
+
+	if ((width - 1) & 0xFFFFF000 || (height - 1) & 0xFFFFF000) {
+		printk(KERN_WARNING "hw_bitblt_1: Unsupported width/height "
+			"%d %d\n", width, height);
+		return -EINVAL;
+	}
+	tmp = (width - 1) | ((height - 1) << 16);
+	writel(tmp, engine + 0x10);
+
+	if (op != VIA_BITBLT_COLOR)
+		writel(fg_color, engine + 0x18);
+
+	if (op == VIA_BITBLT_MONO)
+		writel(bg_color, engine + 0x1C);
+
+	if (op != VIA_BITBLT_FILL) {
+		tmp = src_mem ? 0 : src_addr;
+		if (dst_addr & 0xE0000007) {
+			printk(KERN_WARNING "hw_bitblt_1: Unsupported source "
+				"address %X\n", tmp);
+			return -EINVAL;
 		}
+		tmp >>= 3;
+		writel(tmp, engine + 0x30);
+	}
+
+	if (dst_addr & 0xE0000007) {
+		printk(KERN_WARNING "hw_bitblt_1: Unsupported destination "
+			"address %X\n", dst_addr);
+		return -EINVAL;
 	}
+	tmp = dst_addr >> 3;
+	writel(tmp, engine + 0x34);
 
-	viafb_set_2d_color_depth(viaparinfo->bpp);
+	if (op == VIA_BITBLT_FILL)
+		tmp = 0;
+	else
+		tmp = src_pitch;
+	if (tmp & 0xFFFFC007 || dst_pitch & 0xFFFFC007) {
+		printk(KERN_WARNING "hw_bitblt_1: Unsupported pitch %X %X\n",
+			tmp, dst_pitch);
+		return -EINVAL;
+	}
+	tmp = (tmp >> 3) | (dst_pitch << (16 - 3));
+	writel(tmp, engine + 0x38);
+
+	if (op == VIA_BITBLT_FILL)
+		ge_cmd |= fill_rop << 24 | 0x00002000 | 0x00000001;
+	else {
+		ge_cmd |= 0xCC000000; /* ROP=SRCCOPY */
+		if (src_mem)
+			ge_cmd |= 0x00000040;
+		if (op == VIA_BITBLT_MONO)
+			ge_cmd |= 0x00000002 | 0x00000100 | 0x00020000;
+		else
+			ge_cmd |= 0x00000001;
+	}
+	writel(ge_cmd, engine);
 
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_DSTBASE);
+	if (op == VIA_BITBLT_FILL || !src_mem)
+		return 0;
 
-	writel(VIA_PITCH_ENABLE |
-		   (((viaparinfo->hres *
-		      viaparinfo->bpp >> 3) >> 3) | (((viaparinfo->hres *
-						   viaparinfo->
-						   bpp >> 3) >> 3) << 16)),
-					viaparinfo->io_virt + VIA_REG_PITCH);
+	tmp = (width * height * (op == VIA_BITBLT_MONO ? 1 : (dst_bpp >> 3)) +
+		3) >> 2;
+
+	for (i = 0; i < tmp; i++)
+		writel(src_mem[i], engine + VIA_MMIO_BLTBASE);
+
+	return 0;
 }
 
-void viafb_set_2d_color_depth(int bpp)
+static int hw_bitblt_2(void __iomem *engine, u8 op, u32 width, u32 height,
+	u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
+	u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
+	u32 fg_color, u32 bg_color, u8 fill_rop)
 {
-	u32 dwGEMode;
+	u32 ge_cmd = 0, tmp, i;
+
+	if (!op || op > 3) {
+		printk(KERN_WARNING "hw_bitblt_2: Invalid operation: %d\n", op);
+		return -EINVAL;
+	}
 
-	dwGEMode = readl(viaparinfo->io_virt + 0x04) & 0xFFFFFCFF;
+	if (op != VIA_BITBLT_FILL && !src_mem && src_addr == dst_addr) {
+		if (src_x < dst_x) {
+			ge_cmd |= 0x00008000;
+			src_x += width - 1;
+			dst_x += width - 1;
+		}
+		if (src_y < dst_y) {
+			ge_cmd |= 0x00004000;
+			src_y += height - 1;
+			dst_y += height - 1;
+		}
+	}
 
-	switch (bpp) {
+	if (op == VIA_BITBLT_FILL) {
+		switch (fill_rop) {
+		case 0x00: /* blackness */
+		case 0x5A: /* pattern inversion */
+		case 0xF0: /* pattern copy */
+		case 0xFF: /* whiteness */
+			break;
+		default:
+			printk(KERN_WARNING "hw_bitblt_2: Invalid fill rop: "
+				"%u\n", fill_rop);
+			return -EINVAL;
+		}
+	}
+
+	switch (dst_bpp) {
+	case 8:
+		tmp = 0x00000000;
+		break;
 	case 16:
-		dwGEMode |= VIA_GEM_16bpp;
+		tmp = 0x00000100;
 		break;
 	case 32:
-		dwGEMode |= VIA_GEM_32bpp;
+		tmp = 0x00000300;
 		break;
 	default:
-		dwGEMode |= VIA_GEM_8bpp;
-		break;
+		printk(KERN_WARNING "hw_bitblt_2: Unsupported bpp %d\n",
+			dst_bpp);
+		return -EINVAL;
+	}
+	writel(tmp, engine + 0x04);
+
+	if (op == VIA_BITBLT_FILL)
+		tmp = 0;
+	else
+		tmp = src_pitch;
+	if (tmp & 0xFFFFC007 || dst_pitch & 0xFFFFC007) {
+		printk(KERN_WARNING "hw_bitblt_2: Unsupported pitch %X %X\n",
+			tmp, dst_pitch);
+		return -EINVAL;
+	}
+	tmp = (tmp >> 3) | (dst_pitch << (16 - 3));
+	writel(tmp, engine + 0x08);
+
+	if ((width - 1) & 0xFFFFF000 || (height - 1) & 0xFFFFF000) {
+		printk(KERN_WARNING "hw_bitblt_2: Unsupported width/height "
+			"%d %d\n", width, height);
+		return -EINVAL;
+	}
+	tmp = (width - 1) | ((height - 1) << 16);
+	writel(tmp, engine + 0x0C);
+
+	if (dst_x & 0xFFFFF000 || dst_y & 0xFFFFF000) {
+		printk(KERN_WARNING "hw_bitblt_2: Unsupported destination x/y "
+			"%d %d\n", dst_x, dst_y);
+		return -EINVAL;
+	}
+	tmp = dst_x | (dst_y << 16);
+	writel(tmp, engine + 0x10);
+
+	if (dst_addr & 0xE0000007) {
+		printk(KERN_WARNING "hw_bitblt_2: Unsupported destination "
+			"address %X\n", dst_addr);
+		return -EINVAL;
+	}
+	tmp = dst_addr >> 3;
+	writel(tmp, engine + 0x14);
+
+	if (op != VIA_BITBLT_FILL) {
+		if (src_x & (op == VIA_BITBLT_MONO ? 0xFFFF8000 : 0xFFFFF000)
+			|| src_y & 0xFFFFF000) {
+			printk(KERN_WARNING "hw_bitblt_2: Unsupported source "
+				"x/y %d %d\n", src_x, src_y);
+			return -EINVAL;
+		}
+		tmp = src_x | (src_y << 16);
+		writel(tmp, engine + 0x18);
+
+		tmp = src_mem ? 0 : src_addr;
+		if (dst_addr & 0xE0000007) {
+			printk(KERN_WARNING "hw_bitblt_2: Unsupported source "
+				"address %X\n", tmp);
+			return -EINVAL;
+		}
+		tmp >>= 3;
+		writel(tmp, engine + 0x1C);
 	}
 
-	/* Set BPP and Pitch */
-	writel(dwGEMode, viaparinfo->io_virt + VIA_REG_GEMODE);
+	if (op != VIA_BITBLT_COLOR)
+		writel(fg_color, engine + 0x4C);
+
+	if (op == VIA_BITBLT_MONO)
+		writel(bg_color, engine + 0x50);
+
+	if (op == VIA_BITBLT_FILL)
+		ge_cmd |= fill_rop << 24 | 0x00002000 | 0x00000001;
+	else {
+		ge_cmd |= 0xCC000000; /* ROP=SRCCOPY */
+		if (src_mem)
+			ge_cmd |= 0x00000040;
+		if (op == VIA_BITBLT_MONO)
+			ge_cmd |= 0x00000002 | 0x00000100 | 0x00020000;
+		else
+			ge_cmd |= 0x00000001;
+	}
+	writel(ge_cmd, engine);
+
+	if (op == VIA_BITBLT_FILL || !src_mem)
+		return 0;
+
+	tmp = (width * height * (op == VIA_BITBLT_MONO ? 1 : (dst_bpp >> 3)) +
+		3) >> 2;
+
+	for (i = 0; i < tmp; i++)
+		writel(src_mem[i], engine + VIA_MMIO_BLTBASE);
+
+	return 0;
 }
 
-void viafb_hw_cursor_init(void)
+int viafb_init_engine(struct fb_info *info)
 {
+	struct viafb_par *viapar = info->par;
+	void __iomem *engine;
+	u32 vq_start_addr, vq_end_addr, vq_start_low, vq_end_low, vq_high,
+		vq_len, chip_name = viapar->shared->chip_info.gfx_chip_name;
+
+	engine = ioremap_nocache(info->fix.mmio_start, info->fix.mmio_len);
+	viapar->shared->engine_mmio = engine;
+	if (!engine) {
+		printk(KERN_WARNING "viafb_init_accel: ioremap failed, "
+			"hardware acceleration disabled\n");
+		return -ENOMEM;
+	}
+
+	switch (chip_name) {
+	case UNICHROME_CLE266:
+	case UNICHROME_K400:
+	case UNICHROME_K800:
+	case UNICHROME_PM800:
+	case UNICHROME_CN700:
+	case UNICHROME_CX700:
+	case UNICHROME_CN750:
+	case UNICHROME_K8M890:
+	case UNICHROME_P4M890:
+	case UNICHROME_P4M900:
+		viapar->shared->hw_bitblt = hw_bitblt_1;
+		break;
+	case UNICHROME_VX800:
+	case UNICHROME_VX855:
+		viapar->shared->hw_bitblt = hw_bitblt_2;
+		break;
+	default:
+		viapar->shared->hw_bitblt = NULL;
+	}
+
+	viapar->fbmem_free -= CURSOR_SIZE;
+	viapar->shared->cursor_vram_addr = viapar->fbmem_free;
+	viapar->fbmem_used += CURSOR_SIZE;
+
+	viapar->fbmem_free -= VQ_SIZE;
+	viapar->shared->vq_vram_addr = viapar->fbmem_free;
+	viapar->fbmem_used += VQ_SIZE;
+
+	/* Init AGP and VQ regs */
+	switch (chip_name) {
+	case UNICHROME_K8M890:
+	case UNICHROME_P4M900:
+		writel(0x00100000, engine + VIA_REG_CR_TRANSET);
+		writel(0x680A0000, engine + VIA_REG_CR_TRANSPACE);
+		writel(0x02000000, engine + VIA_REG_CR_TRANSPACE);
+		break;
+
+	default:
+		writel(0x00100000, engine + VIA_REG_TRANSET);
+		writel(0x00000000, engine + VIA_REG_TRANSPACE);
+		writel(0x00333004, engine + VIA_REG_TRANSPACE);
+		writel(0x60000000, engine + VIA_REG_TRANSPACE);
+		writel(0x61000000, engine + VIA_REG_TRANSPACE);
+		writel(0x62000000, engine + VIA_REG_TRANSPACE);
+		writel(0x63000000, engine + VIA_REG_TRANSPACE);
+		writel(0x64000000, engine + VIA_REG_TRANSPACE);
+		writel(0x7D000000, engine + VIA_REG_TRANSPACE);
+
+		writel(0xFE020000, engine + VIA_REG_TRANSET);
+		writel(0x00000000, engine + VIA_REG_TRANSPACE);
+		break;
+	}
+
+	/* Enable VQ */
+	vq_start_addr = viapar->shared->vq_vram_addr;
+	vq_end_addr = viapar->shared->vq_vram_addr + VQ_SIZE - 1;
+
+	vq_start_low = 0x50000000 | (vq_start_addr & 0xFFFFFF);
+	vq_end_low = 0x51000000 | (vq_end_addr & 0xFFFFFF);
+	vq_high = 0x52000000 | ((vq_start_addr & 0xFF000000) >> 24) |
+		((vq_end_addr & 0xFF000000) >> 16);
+	vq_len = 0x53000000 | (VQ_SIZE >> 3);
+
+	switch (chip_name) {
+	case UNICHROME_K8M890:
+	case UNICHROME_P4M900:
+		vq_start_low |= 0x20000000;
+		vq_end_low |= 0x20000000;
+		vq_high |= 0x20000000;
+		vq_len |= 0x20000000;
+
+		writel(0x00100000, engine + VIA_REG_CR_TRANSET);
+		writel(vq_high, engine + VIA_REG_CR_TRANSPACE);
+		writel(vq_start_low, engine + VIA_REG_CR_TRANSPACE);
+		writel(vq_end_low, engine + VIA_REG_CR_TRANSPACE);
+		writel(vq_len, engine + VIA_REG_CR_TRANSPACE);
+		writel(0x74301001, engine + VIA_REG_CR_TRANSPACE);
+		writel(0x00000000, engine + VIA_REG_CR_TRANSPACE);
+		break;
+	default:
+		writel(0x00FE0000, engine + VIA_REG_TRANSET);
+		writel(0x080003FE, engine + VIA_REG_TRANSPACE);
+		writel(0x0A00027C, engine + VIA_REG_TRANSPACE);
+		writel(0x0B000260, engine + VIA_REG_TRANSPACE);
+		writel(0x0C000274, engine + VIA_REG_TRANSPACE);
+		writel(0x0D000264, engine + VIA_REG_TRANSPACE);
+		writel(0x0E000000, engine + VIA_REG_TRANSPACE);
+		writel(0x0F000020, engine + VIA_REG_TRANSPACE);
+		writel(0x1000027E, engine + VIA_REG_TRANSPACE);
+		writel(0x110002FE, engine + VIA_REG_TRANSPACE);
+		writel(0x200F0060, engine + VIA_REG_TRANSPACE);
+
+		writel(0x00000006, engine + VIA_REG_TRANSPACE);
+		writel(0x40008C0F, engine + VIA_REG_TRANSPACE);
+		writel(0x44000000, engine + VIA_REG_TRANSPACE);
+		writel(0x45080C04, engine + VIA_REG_TRANSPACE);
+		writel(0x46800408, engine + VIA_REG_TRANSPACE);
+
+		writel(vq_high, engine + VIA_REG_TRANSPACE);
+		writel(vq_start_low, engine + VIA_REG_TRANSPACE);
+		writel(vq_end_low, engine + VIA_REG_TRANSPACE);
+		writel(vq_len, engine + VIA_REG_TRANSPACE);
+		break;
+	}
+
 	/* Set Cursor Image Base Address */
-	writel(viaparinfo->cursor_start,
-		viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_POS);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_ORG);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_BG);
-	writel(0x0, viaparinfo->io_virt + VIA_REG_CURSOR_FG);
+	writel(viapar->shared->cursor_vram_addr, engine + VIA_REG_CURSOR_MODE);
+	writel(0x0, engine + VIA_REG_CURSOR_POS);
+	writel(0x0, engine + VIA_REG_CURSOR_ORG);
+	writel(0x0, engine + VIA_REG_CURSOR_BG);
+	writel(0x0, engine + VIA_REG_CURSOR_FG);
+	return 0;
 }
 
 void viafb_show_hw_cursor(struct fb_info *info, int Status)
 {
-	u32 temp;
-	u32 iga_path = ((struct viafb_par *)(info->par))->iga_path;
+	struct viafb_par *viapar = info->par;
+	u32 temp, iga_path = viapar->iga_path;
 
-	temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+	temp = readl(viapar->shared->engine_mmio + VIA_REG_CURSOR_MODE);
 	switch (Status) {
 	case HW_Cursor_ON:
 		temp |= 0x1;
@@ -259,25 +460,27 @@ void viafb_show_hw_cursor(struct fb_info *info, int Status)
 	default:
 		temp &= 0x7FFFFFFF;
 	}
-	writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+	writel(temp, viapar->shared->engine_mmio + VIA_REG_CURSOR_MODE);
 }
 
-int viafb_wait_engine_idle(void)
+void viafb_wait_engine_idle(struct fb_info *info)
 {
+	struct viafb_par *viapar = info->par;
 	int loop = 0;
 
-	while (!(readl(viaparinfo->io_virt + VIA_REG_STATUS) &
+	while (!(readl(viapar->shared->engine_mmio + VIA_REG_STATUS) &
 			VIA_VR_QUEUE_BUSY) && (loop < MAXLOOP)) {
 		loop++;
 		cpu_relax();
 	}
 
-	while ((readl(viaparinfo->io_virt + VIA_REG_STATUS) &
+	while ((readl(viapar->shared->engine_mmio + VIA_REG_STATUS) &
 		    (VIA_CMD_RGTR_BUSY | VIA_2D_ENG_BUSY | VIA_3D_ENG_BUSY)) &&
 		    (loop < MAXLOOP)) {
 		loop++;
 		cpu_relax();
 	}
 
-	return loop >= MAXLOOP;
+	if (loop >= MAXLOOP)
+		printk(KERN_ERR "viafb_wait_engine_idle: not syncing\n");
 }
diff --git a/drivers/video/via/accel.h b/drivers/video/via/accel.h
index 29bf854e8ccf..615c84ad0f01 100644
--- a/drivers/video/via/accel.h
+++ b/drivers/video/via/accel.h
@@ -159,11 +159,12 @@
 
 #define MAXLOOP                 0xFFFFFF
 
-void viafb_init_accel(void);
-void viafb_init_2d_engine(void);
-void set_2d_color_depth(int);
-void viafb_hw_cursor_init(void);
-void viafb_show_hw_cursor(struct fb_info *info, int Status); int
-viafb_wait_engine_idle(void); void viafb_set_2d_color_depth(int bpp);
+#define VIA_BITBLT_COLOR	1
+#define VIA_BITBLT_MONO		2
+#define VIA_BITBLT_FILL		3
+
+int viafb_init_engine(struct fb_info *info);
+void viafb_show_hw_cursor(struct fb_info *info, int Status);
+void viafb_wait_engine_idle(struct fb_info *info);
 
 #endif /* __ACCEL_H__ */
diff --git a/drivers/video/via/chip.h b/drivers/video/via/chip.h
index dde95edc387a..474f428aea92 100644
--- a/drivers/video/via/chip.h
+++ b/drivers/video/via/chip.h
@@ -68,6 +68,9 @@
 #define     UNICHROME_VX800         11
 #define     UNICHROME_VX800_DID     0x1122
 
+#define     UNICHROME_VX855         12
+#define     UNICHROME_VX855_DID     0x5122
+
 /**************************************************/
 /* Definition TMDS Trasmitter Information         */
 /**************************************************/
@@ -122,7 +125,6 @@ struct lvds_chip_information {
 struct chip_information {
 	int gfx_chip_name;
 	int gfx_chip_revision;
-	int chip_on_slot;
 	struct tmds_chip_information tmds_chip_info;
 	struct lvds_chip_information lvds_chip_info;
 	struct lvds_chip_information lvds_chip_info2;
diff --git a/drivers/video/via/dvi.c b/drivers/video/via/dvi.c
index d6965447ca69..c5c32b6b6e6c 100644
--- a/drivers/video/via/dvi.c
+++ b/drivers/video/via/dvi.c
@@ -160,7 +160,7 @@ int viafb_tmds_trasmitter_identify(void)
 
 static void tmds_register_write(int index, u8 data)
 {
-	viaparinfo->i2c_stuff.i2c_port =
+	viaparinfo->shared->i2c_stuff.i2c_port =
 		viaparinfo->chip_info->tmds_chip_info.i2c_port;
 
 	viafb_i2c_writebyte(viaparinfo->chip_info->tmds_chip_info.
@@ -172,7 +172,7 @@ static int tmds_register_read(int index)
 {
 	u8 data;
 
-	viaparinfo->i2c_stuff.i2c_port =
+	viaparinfo->shared->i2c_stuff.i2c_port =
 		viaparinfo->chip_info->tmds_chip_info.i2c_port;
 	viafb_i2c_readbyte((u8) viaparinfo->chip_info->
 	    tmds_chip_info.tmds_chip_slave_addr,
@@ -182,7 +182,7 @@ static int tmds_register_read(int index)
 
 static int tmds_register_read_bytes(int index, u8 *buff, int buff_len)
 {
-	viaparinfo->i2c_stuff.i2c_port =
+	viaparinfo->shared->i2c_stuff.i2c_port =
 		viaparinfo->chip_info->tmds_chip_info.i2c_port;
 	viafb_i2c_readbytes((u8) viaparinfo->chip_info->tmds_chip_info.
 			 tmds_chip_slave_addr, (u8) index, buff, buff_len);
diff --git a/drivers/video/via/global.c b/drivers/video/via/global.c
index 468be2425af3..b675cdbb03ad 100644
--- a/drivers/video/via/global.c
+++ b/drivers/video/via/global.c
@@ -32,7 +32,6 @@ int viafb_lcd_dsp_method = LCD_EXPANDSION;
 int viafb_lcd_mode = LCD_OPENLDI;
 int viafb_bpp = 32;
 int viafb_bpp1 = 32;
-int viafb_accel = 1;
 int viafb_CRT_ON = 1;
 int viafb_DVI_ON;
 int viafb_LCD_ON ;
@@ -46,13 +45,11 @@ int viafb_hotplug_refresh = 60;
 unsigned int viafb_second_offset;
 int viafb_second_size;
 int viafb_primary_dev = None_Device;
-void __iomem *viafb_FB_MM;
 unsigned int viafb_second_xres = 640;
 unsigned int viafb_second_yres = 480;
 unsigned int viafb_second_virtual_xres;
 unsigned int viafb_second_virtual_yres;
 int viafb_lcd_panel_id = LCD_PANEL_ID_MAXIMUM + 1;
-struct fb_cursor viacursor;
 struct fb_info *viafbinfo;
 struct fb_info *viafbinfo1;
 struct viafb_par *viaparinfo;
diff --git a/drivers/video/via/global.h b/drivers/video/via/global.h
index 7543d5f7e309..d69d0ca99c2f 100644
--- a/drivers/video/via/global.h
+++ b/drivers/video/via/global.h
@@ -77,8 +77,6 @@ extern int viafb_hotplug_Yres;
 extern int viafb_hotplug_bpp;
 extern int viafb_hotplug_refresh;
 extern int viafb_primary_dev;
-extern void __iomem *viafb_FB_MM;
-extern struct fb_cursor viacursor;
 
 extern unsigned int viafb_second_xres;
 extern unsigned int viafb_second_yres;
diff --git a/drivers/video/via/hw.c b/drivers/video/via/hw.c
index c8960003f47d..3e083ff67ae2 100644
--- a/drivers/video/via/hw.c
+++ b/drivers/video/via/hw.c
@@ -21,125 +21,143 @@
 
 #include "global.h"
 
-static const struct pci_device_id_info pciidlist[] = {
-	{PCI_VIA_VENDOR_ID, UNICHROME_CLE266_DID, UNICHROME_CLE266},
-	{PCI_VIA_VENDOR_ID, UNICHROME_PM800_DID, UNICHROME_PM800},
-	{PCI_VIA_VENDOR_ID, UNICHROME_K400_DID, UNICHROME_K400},
-	{PCI_VIA_VENDOR_ID, UNICHROME_K800_DID, UNICHROME_K800},
-	{PCI_VIA_VENDOR_ID, UNICHROME_CN700_DID, UNICHROME_CN700},
-	{PCI_VIA_VENDOR_ID, UNICHROME_P4M890_DID, UNICHROME_P4M890},
-	{PCI_VIA_VENDOR_ID, UNICHROME_K8M890_DID, UNICHROME_K8M890},
-	{PCI_VIA_VENDOR_ID, UNICHROME_CX700_DID, UNICHROME_CX700},
-	{PCI_VIA_VENDOR_ID, UNICHROME_P4M900_DID, UNICHROME_P4M900},
-	{PCI_VIA_VENDOR_ID, UNICHROME_CN750_DID, UNICHROME_CN750},
-	{PCI_VIA_VENDOR_ID, UNICHROME_VX800_DID, UNICHROME_VX800},
-	{0, 0, 0}
-};
-
-struct offset offset_reg = {
-	/* IGA1 Offset Register */
-	{IGA1_OFFSET_REG_NUM, {{CR13, 0, 7}, {CR35, 5, 7} } },
-	/* IGA2 Offset Register */
-	{IGA2_OFFSET_REG_NUM, {{CR66, 0, 7}, {CR67, 0, 1} } }
-};
-
 static struct pll_map pll_value[] = {
-	{CLK_25_175M, CLE266_PLL_25_175M, K800_PLL_25_175M, CX700_25_175M},
-	{CLK_29_581M, CLE266_PLL_29_581M, K800_PLL_29_581M, CX700_29_581M},
-	{CLK_26_880M, CLE266_PLL_26_880M, K800_PLL_26_880M, CX700_26_880M},
-	{CLK_31_490M, CLE266_PLL_31_490M, K800_PLL_31_490M, CX700_31_490M},
-	{CLK_31_500M, CLE266_PLL_31_500M, K800_PLL_31_500M, CX700_31_500M},
-	{CLK_31_728M, CLE266_PLL_31_728M, K800_PLL_31_728M, CX700_31_728M},
-	{CLK_32_668M, CLE266_PLL_32_668M, K800_PLL_32_668M, CX700_32_668M},
-	{CLK_36_000M, CLE266_PLL_36_000M, K800_PLL_36_000M, CX700_36_000M},
-	{CLK_40_000M, CLE266_PLL_40_000M, K800_PLL_40_000M, CX700_40_000M},
-	{CLK_41_291M, CLE266_PLL_41_291M, K800_PLL_41_291M, CX700_41_291M},
-	{CLK_43_163M, CLE266_PLL_43_163M, K800_PLL_43_163M, CX700_43_163M},
-	{CLK_45_250M, CLE266_PLL_45_250M, K800_PLL_45_250M, CX700_45_250M},
-	{CLK_46_000M, CLE266_PLL_46_000M, K800_PLL_46_000M, CX700_46_000M},
-	{CLK_46_996M, CLE266_PLL_46_996M, K800_PLL_46_996M, CX700_46_996M},
-	{CLK_48_000M, CLE266_PLL_48_000M, K800_PLL_48_000M, CX700_48_000M},
-	{CLK_48_875M, CLE266_PLL_48_875M, K800_PLL_48_875M, CX700_48_875M},
-	{CLK_49_500M, CLE266_PLL_49_500M, K800_PLL_49_500M, CX700_49_500M},
-	{CLK_52_406M, CLE266_PLL_52_406M, K800_PLL_52_406M, CX700_52_406M},
-	{CLK_52_977M, CLE266_PLL_52_977M, K800_PLL_52_977M, CX700_52_977M},
-	{CLK_56_250M, CLE266_PLL_56_250M, K800_PLL_56_250M, CX700_56_250M},
-	{CLK_60_466M, CLE266_PLL_60_466M, K800_PLL_60_466M, CX700_60_466M},
-	{CLK_61_500M, CLE266_PLL_61_500M, K800_PLL_61_500M, CX700_61_500M},
-	{CLK_65_000M, CLE266_PLL_65_000M, K800_PLL_65_000M, CX700_65_000M},
-	{CLK_65_178M, CLE266_PLL_65_178M, K800_PLL_65_178M, CX700_65_178M},
-	{CLK_66_750M, CLE266_PLL_66_750M, K800_PLL_66_750M, CX700_66_750M},
-	{CLK_68_179M, CLE266_PLL_68_179M, K800_PLL_68_179M, CX700_68_179M},
-	{CLK_69_924M, CLE266_PLL_69_924M, K800_PLL_69_924M, CX700_69_924M},
-	{CLK_70_159M, CLE266_PLL_70_159M, K800_PLL_70_159M, CX700_70_159M},
-	{CLK_72_000M, CLE266_PLL_72_000M, K800_PLL_72_000M, CX700_72_000M},
-	{CLK_78_750M, CLE266_PLL_78_750M, K800_PLL_78_750M, CX700_78_750M},
-	{CLK_80_136M, CLE266_PLL_80_136M, K800_PLL_80_136M, CX700_80_136M},
-	{CLK_83_375M, CLE266_PLL_83_375M, K800_PLL_83_375M, CX700_83_375M},
-	{CLK_83_950M, CLE266_PLL_83_950M, K800_PLL_83_950M, CX700_83_950M},
-	{CLK_84_750M, CLE266_PLL_84_750M, K800_PLL_84_750M, CX700_84_750M},
-	{CLK_85_860M, CLE266_PLL_85_860M, K800_PLL_85_860M, CX700_85_860M},
-	{CLK_88_750M, CLE266_PLL_88_750M, K800_PLL_88_750M, CX700_88_750M},
-	{CLK_94_500M, CLE266_PLL_94_500M, K800_PLL_94_500M, CX700_94_500M},
-	{CLK_97_750M, CLE266_PLL_97_750M, K800_PLL_97_750M, CX700_97_750M},
+	{CLK_25_175M, CLE266_PLL_25_175M, K800_PLL_25_175M,
+	 CX700_25_175M, VX855_25_175M},
+	{CLK_29_581M, CLE266_PLL_29_581M, K800_PLL_29_581M,
+	 CX700_29_581M, VX855_29_581M},
+	{CLK_26_880M, CLE266_PLL_26_880M, K800_PLL_26_880M,
+	 CX700_26_880M, VX855_26_880M},
+	{CLK_31_490M, CLE266_PLL_31_490M, K800_PLL_31_490M,
+	 CX700_31_490M, VX855_31_490M},
+	{CLK_31_500M, CLE266_PLL_31_500M, K800_PLL_31_500M,
+	 CX700_31_500M, VX855_31_500M},
+	{CLK_31_728M, CLE266_PLL_31_728M, K800_PLL_31_728M,
+	 CX700_31_728M, VX855_31_728M},
+	{CLK_32_668M, CLE266_PLL_32_668M, K800_PLL_32_668M,
+	 CX700_32_668M, VX855_32_668M},
+	{CLK_36_000M, CLE266_PLL_36_000M, K800_PLL_36_000M,
+	 CX700_36_000M, VX855_36_000M},
+	{CLK_40_000M, CLE266_PLL_40_000M, K800_PLL_40_000M,
+	 CX700_40_000M, VX855_40_000M},
+	{CLK_41_291M, CLE266_PLL_41_291M, K800_PLL_41_291M,
+	 CX700_41_291M, VX855_41_291M},
+	{CLK_43_163M, CLE266_PLL_43_163M, K800_PLL_43_163M,
+	 CX700_43_163M, VX855_43_163M},
+	{CLK_45_250M, CLE266_PLL_45_250M, K800_PLL_45_250M,
+	 CX700_45_250M, VX855_45_250M},
+	{CLK_46_000M, CLE266_PLL_46_000M, K800_PLL_46_000M,
+	 CX700_46_000M, VX855_46_000M},
+	{CLK_46_996M, CLE266_PLL_46_996M, K800_PLL_46_996M,
+	 CX700_46_996M, VX855_46_996M},
+	{CLK_48_000M, CLE266_PLL_48_000M, K800_PLL_48_000M,
+	 CX700_48_000M, VX855_48_000M},
+	{CLK_48_875M, CLE266_PLL_48_875M, K800_PLL_48_875M,
+	 CX700_48_875M, VX855_48_875M},
+	{CLK_49_500M, CLE266_PLL_49_500M, K800_PLL_49_500M,
+	 CX700_49_500M, VX855_49_500M},
+	{CLK_52_406M, CLE266_PLL_52_406M, K800_PLL_52_406M,
+	 CX700_52_406M, VX855_52_406M},
+	{CLK_52_977M, CLE266_PLL_52_977M, K800_PLL_52_977M,
+	 CX700_52_977M,	VX855_52_977M},
+	{CLK_56_250M, CLE266_PLL_56_250M, K800_PLL_56_250M,
+	 CX700_56_250M, VX855_56_250M},
+	{CLK_60_466M, CLE266_PLL_60_466M, K800_PLL_60_466M,
+	 CX700_60_466M, VX855_60_466M},
+	{CLK_61_500M, CLE266_PLL_61_500M, K800_PLL_61_500M,
+	 CX700_61_500M, VX855_61_500M},
+	{CLK_65_000M, CLE266_PLL_65_000M, K800_PLL_65_000M,
+	 CX700_65_000M, VX855_65_000M},
+	{CLK_65_178M, CLE266_PLL_65_178M, K800_PLL_65_178M,
+	 CX700_65_178M, VX855_65_178M},
+	{CLK_66_750M, CLE266_PLL_66_750M, K800_PLL_66_750M,
+	 CX700_66_750M, VX855_66_750M},
+	{CLK_68_179M, CLE266_PLL_68_179M, K800_PLL_68_179M,
+	 CX700_68_179M, VX855_68_179M},
+	{CLK_69_924M, CLE266_PLL_69_924M, K800_PLL_69_924M,
+	 CX700_69_924M, VX855_69_924M},
+	{CLK_70_159M, CLE266_PLL_70_159M, K800_PLL_70_159M,
+	 CX700_70_159M, VX855_70_159M},
+	{CLK_72_000M, CLE266_PLL_72_000M, K800_PLL_72_000M,
+	 CX700_72_000M, VX855_72_000M},
+	{CLK_78_750M, CLE266_PLL_78_750M, K800_PLL_78_750M,
+	 CX700_78_750M, VX855_78_750M},
+	{CLK_80_136M, CLE266_PLL_80_136M, K800_PLL_80_136M,
+	 CX700_80_136M, VX855_80_136M},
+	{CLK_83_375M, CLE266_PLL_83_375M, K800_PLL_83_375M,
+	 CX700_83_375M, VX855_83_375M},
+	{CLK_83_950M, CLE266_PLL_83_950M, K800_PLL_83_950M,
+	 CX700_83_950M, VX855_83_950M},
+	{CLK_84_750M, CLE266_PLL_84_750M, K800_PLL_84_750M,
+	 CX700_84_750M, VX855_84_750M},
+	{CLK_85_860M, CLE266_PLL_85_860M, K800_PLL_85_860M,
+	 CX700_85_860M, VX855_85_860M},
+	{CLK_88_750M, CLE266_PLL_88_750M, K800_PLL_88_750M,
+	 CX700_88_750M, VX855_88_750M},
+	{CLK_94_500M, CLE266_PLL_94_500M, K800_PLL_94_500M,
+	 CX700_94_500M, VX855_94_500M},
+	{CLK_97_750M, CLE266_PLL_97_750M, K800_PLL_97_750M,
+	 CX700_97_750M, VX855_97_750M},
 	{CLK_101_000M, CLE266_PLL_101_000M, K800_PLL_101_000M,
-	 CX700_101_000M},
+	 CX700_101_000M, VX855_101_000M},
 	{CLK_106_500M, CLE266_PLL_106_500M, K800_PLL_106_500M,
-	 CX700_106_500M},
+	 CX700_106_500M, VX855_106_500M},
 	{CLK_108_000M, CLE266_PLL_108_000M, K800_PLL_108_000M,
-	 CX700_108_000M},
+	 CX700_108_000M, VX855_108_000M},
 	{CLK_113_309M, CLE266_PLL_113_309M, K800_PLL_113_309M,
-	 CX700_113_309M},
+	 CX700_113_309M, VX855_113_309M},
 	{CLK_118_840M, CLE266_PLL_118_840M, K800_PLL_118_840M,
-	 CX700_118_840M},
+	 CX700_118_840M, VX855_118_840M},
 	{CLK_119_000M, CLE266_PLL_119_000M, K800_PLL_119_000M,
-	 CX700_119_000M},
+	 CX700_119_000M, VX855_119_000M},
 	{CLK_121_750M, CLE266_PLL_121_750M, K800_PLL_121_750M,
-	 CX700_121_750M},
+	 CX700_121_750M, 0},
 	{CLK_125_104M, CLE266_PLL_125_104M, K800_PLL_125_104M,
-	 CX700_125_104M},
+	 CX700_125_104M, 0},
 	{CLK_133_308M, CLE266_PLL_133_308M, K800_PLL_133_308M,
-	 CX700_133_308M},
+	 CX700_133_308M, 0},
 	{CLK_135_000M, CLE266_PLL_135_000M, K800_PLL_135_000M,
-	 CX700_135_000M},
+	 CX700_135_000M, VX855_135_000M},
 	{CLK_136_700M, CLE266_PLL_136_700M, K800_PLL_136_700M,
-	 CX700_136_700M},
+	 CX700_136_700M, VX855_136_700M},
 	{CLK_138_400M, CLE266_PLL_138_400M, K800_PLL_138_400M,
-	 CX700_138_400M},
+	 CX700_138_400M, VX855_138_400M},
 	{CLK_146_760M, CLE266_PLL_146_760M, K800_PLL_146_760M,
-	 CX700_146_760M},
+	 CX700_146_760M, VX855_146_760M},
 	{CLK_153_920M, CLE266_PLL_153_920M, K800_PLL_153_920M,
-	 CX700_153_920M},
+	 CX700_153_920M, VX855_153_920M},
 	{CLK_156_000M, CLE266_PLL_156_000M, K800_PLL_156_000M,
-	 CX700_156_000M},
+	 CX700_156_000M, VX855_156_000M},
 	{CLK_157_500M, CLE266_PLL_157_500M, K800_PLL_157_500M,
-	 CX700_157_500M},
+	 CX700_157_500M, VX855_157_500M},
 	{CLK_162_000M, CLE266_PLL_162_000M, K800_PLL_162_000M,
-	 CX700_162_000M},
+	 CX700_162_000M, VX855_162_000M},
 	{CLK_187_000M, CLE266_PLL_187_000M, K800_PLL_187_000M,
-	 CX700_187_000M},
+	 CX700_187_000M, VX855_187_000M},
 	{CLK_193_295M, CLE266_PLL_193_295M, K800_PLL_193_295M,
-	 CX700_193_295M},
+	 CX700_193_295M, VX855_193_295M},
 	{CLK_202_500M, CLE266_PLL_202_500M, K800_PLL_202_500M,
-	 CX700_202_500M},
+	 CX700_202_500M, VX855_202_500M},
 	{CLK_204_000M, CLE266_PLL_204_000M, K800_PLL_204_000M,
-	 CX700_204_000M},
+	 CX700_204_000M, VX855_204_000M},
 	{CLK_218_500M, CLE266_PLL_218_500M, K800_PLL_218_500M,
-	 CX700_218_500M},
+	 CX700_218_500M, VX855_218_500M},
 	{CLK_234_000M, CLE266_PLL_234_000M, K800_PLL_234_000M,
-	 CX700_234_000M},
+	 CX700_234_000M, VX855_234_000M},
 	{CLK_267_250M, CLE266_PLL_267_250M, K800_PLL_267_250M,
-	 CX700_267_250M},
+	 CX700_267_250M, VX855_267_250M},
 	{CLK_297_500M, CLE266_PLL_297_500M, K800_PLL_297_500M,
-	 CX700_297_500M},
-	{CLK_74_481M, CLE266_PLL_74_481M, K800_PLL_74_481M, CX700_74_481M},
+	 CX700_297_500M, VX855_297_500M},
+	{CLK_74_481M, CLE266_PLL_74_481M, K800_PLL_74_481M,
+	 CX700_74_481M, VX855_74_481M},
 	{CLK_172_798M, CLE266_PLL_172_798M, K800_PLL_172_798M,
-	 CX700_172_798M},
+	 CX700_172_798M, VX855_172_798M},
 	{CLK_122_614M, CLE266_PLL_122_614M, K800_PLL_122_614M,
-	 CX700_122_614M},
-	{CLK_74_270M, CLE266_PLL_74_270M, K800_PLL_74_270M, CX700_74_270M},
+	 CX700_122_614M, VX855_122_614M},
+	{CLK_74_270M, CLE266_PLL_74_270M, K800_PLL_74_270M,
+	 CX700_74_270M, 0},
 	{CLK_148_500M, CLE266_PLL_148_500M, K800_PLL_148_500M,
-	 CX700_148_500M}
+	 CX700_148_500M, VX855_148_500M}
 };
 
 static struct fifo_depth_select display_fifo_depth_reg = {
@@ -508,7 +526,8 @@ static void set_dvi_output_path(int set_iga, int output_interface);
 static void set_lcd_output_path(int set_iga, int output_interface);
 static int search_mode_setting(int ModeInfoIndex);
 static void load_fix_bit_crtc_reg(void);
-static void init_gfx_chip_info(void);
+static void init_gfx_chip_info(struct pci_dev *pdev,
+				const struct pci_device_id *pdi);
 static void init_tmds_chip_info(void);
 static void init_lvds_chip_info(void);
 static void device_screen_off(void);
@@ -518,7 +537,6 @@ static void device_off(void);
 static void device_on(void);
 static void enable_second_display_channel(void);
 static void disable_second_display_channel(void);
-static int get_fb_size_from_pci(void);
 
 void viafb_write_reg(u8 index, u16 io_port, u8 data)
 {
@@ -629,70 +647,43 @@ void viafb_set_iga_path(void)
 	}
 }
 
-void viafb_set_start_addr(void)
+void viafb_set_primary_address(u32 addr)
 {
-	unsigned long offset = 0, tmp = 0, size = 0;
-	unsigned long length;
-
-	DEBUG_MSG(KERN_INFO "viafb_set_start_addr!\n");
-	viafb_unlock_crt();
-	/* update starting address of IGA1 */
-	viafb_write_reg(CR0C, VIACR, 0x00);	/*initial starting address */
-	viafb_write_reg(CR0D, VIACR, 0x00);
-	viafb_write_reg(CR34, VIACR, 0x00);
-	viafb_write_reg_mask(CR48, VIACR, 0x00, 0x1F);
-
-	if (viafb_dual_fb) {
-		viaparinfo->iga_path = IGA1;
-		viaparinfo1->iga_path = IGA2;
-	}
-
-	if (viafb_SAMM_ON == 1) {
-		if (!viafb_dual_fb) {
-			if (viafb_second_size)
-				size = viafb_second_size * 1024 * 1024;
-			else
-				size = 8 * 1024 * 1024;
-		} else {
+	DEBUG_MSG(KERN_DEBUG "viafb_set_primary_address(0x%08X)\n", addr);
+	viafb_write_reg(CR0D, VIACR, addr & 0xFF);
+	viafb_write_reg(CR0C, VIACR, (addr >> 8) & 0xFF);
+	viafb_write_reg(CR34, VIACR, (addr >> 16) & 0xFF);
+	viafb_write_reg_mask(CR48, VIACR, (addr >> 24) & 0x1F, 0x1F);
+}
 
-			size = viaparinfo1->memsize;
-		}
-		offset = viafb_second_offset;
-		DEBUG_MSG(KERN_INFO
-			  "viafb_second_size=%lx, second start_adddress=%lx\n",
-			  size, offset);
-	}
-	if (viafb_SAMM_ON == 1) {
-		offset = offset >> 3;
-
-		tmp = viafb_read_reg(VIACR, 0x62) & 0x01;
-		tmp |= (offset & 0x7F) << 1;
-		viafb_write_reg(CR62, VIACR, tmp);
-		viafb_write_reg(CR63, VIACR, ((offset & 0x7F80) >> 7));
-		viafb_write_reg(CR64, VIACR, ((offset & 0x7F8000) >> 15));
-		viafb_write_reg(CRA3, VIACR, ((offset & 0x3800000) >> 23));
-	} else {
-		/* update starting address */
-		viafb_write_reg(CR62, VIACR, 0x00);
-		viafb_write_reg(CR63, VIACR, 0x00);
-		viafb_write_reg(CR64, VIACR, 0x00);
-		viafb_write_reg(CRA3, VIACR, 0x00);
-	}
+void viafb_set_secondary_address(u32 addr)
+{
+	DEBUG_MSG(KERN_DEBUG "viafb_set_secondary_address(0x%08X)\n", addr);
+	/* secondary display supports only quadword aligned memory */
+	viafb_write_reg_mask(CR62, VIACR, (addr >> 2) & 0xFE, 0xFE);
+	viafb_write_reg(CR63, VIACR, (addr >> 10) & 0xFF);
+	viafb_write_reg(CR64, VIACR, (addr >> 18) & 0xFF);
+	viafb_write_reg_mask(CRA3, VIACR, (addr >> 26) & 0x07, 0x07);
+}
 
-	if (viafb_SAMM_ON == 1) {
-		if (viafb_accel) {
-			if (!viafb_dual_fb)
-				length = size - viaparinfo->fbmem_used;
-			else
-				length = size - viaparinfo1->fbmem_used;
-		} else
-			length = size;
-		offset = (unsigned long)(void *)viafb_FB_MM +
-			viafb_second_offset;
-		memset((void *)offset, 0, length);
-	}
+void viafb_set_primary_pitch(u32 pitch)
+{
+	DEBUG_MSG(KERN_DEBUG "viafb_set_primary_pitch(0x%08X)\n", pitch);
+	/* spec does not say that first adapter skips 3 bits but old
+	 * code did it and seems to be reasonable in analogy to 2nd adapter
+	 */
+	pitch = pitch >> 3;
+	viafb_write_reg(0x13, VIACR, pitch & 0xFF);
+	viafb_write_reg_mask(0x35, VIACR, (pitch >> (8 - 5)) & 0xE0, 0xE0);
+}
 
-	viafb_lock_crt();
+void viafb_set_secondary_pitch(u32 pitch)
+{
+	DEBUG_MSG(KERN_DEBUG "viafb_set_secondary_pitch(0x%08X)\n", pitch);
+	pitch = pitch >> 3;
+	viafb_write_reg(0x66, VIACR, pitch & 0xFF);
+	viafb_write_reg_mask(0x67, VIACR, (pitch >> 8) & 0x03, 0x03);
+	viafb_write_reg_mask(0x71, VIACR, (pitch >> (10 - 7)) & 0x80, 0x80);
 }
 
 void viafb_set_output_path(int device, int set_iga, int output_interface)
@@ -1123,30 +1114,6 @@ void viafb_write_regx(struct io_reg RegTable[], int ItemNum)
 	}
 }
 
-void viafb_load_offset_reg(int h_addr, int bpp_byte, int set_iga)
-{
-	int reg_value;
-	int viafb_load_reg_num;
-	struct io_register *reg;
-
-	switch (set_iga) {
-	case IGA1_IGA2:
-	case IGA1:
-		reg_value = IGA1_OFFSET_FORMULA(h_addr, bpp_byte);
-		viafb_load_reg_num = offset_reg.iga1_offset_reg.reg_num;
-		reg = offset_reg.iga1_offset_reg.reg;
-		viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR);
-		if (set_iga == IGA1)
-			break;
-	case IGA2:
-		reg_value = IGA2_OFFSET_FORMULA(h_addr, bpp_byte);
-		viafb_load_reg_num = offset_reg.iga2_offset_reg.reg_num;
-		reg = offset_reg.iga2_offset_reg.reg;
-		viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR);
-		break;
-	}
-}
-
 void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga)
 {
 	int reg_value;
@@ -1277,6 +1244,15 @@ void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active)
 			    VX800_IGA1_DISPLAY_QUEUE_EXPIRE_NUM;
 		}
 
+		if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX855) {
+			iga1_fifo_max_depth = VX855_IGA1_FIFO_MAX_DEPTH;
+			iga1_fifo_threshold = VX855_IGA1_FIFO_THRESHOLD;
+			iga1_fifo_high_threshold =
+			    VX855_IGA1_FIFO_HIGH_THRESHOLD;
+			iga1_display_queue_expire_num =
+			    VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM;
+		}
+
 		/* Set Display FIFO Depath Select */
 		reg_value = IGA1_FIFO_DEPTH_SELECT_FORMULA(iga1_fifo_max_depth);
 		viafb_load_reg_num =
@@ -1408,6 +1384,15 @@ void viafb_load_FIFO_reg(int set_iga, int hor_active, int ver_active)
 			    VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM;
 		}
 
+		if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_VX855) {
+			iga2_fifo_max_depth = VX855_IGA2_FIFO_MAX_DEPTH;
+			iga2_fifo_threshold = VX855_IGA2_FIFO_THRESHOLD;
+			iga2_fifo_high_threshold =
+			    VX855_IGA2_FIFO_HIGH_THRESHOLD;
+			iga2_display_queue_expire_num =
+			    VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM;
+		}
+
 		if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_K800) {
 			/* Set Display FIFO Depath Select */
 			reg_value =
@@ -1496,6 +1481,8 @@ u32 viafb_get_clk_value(int clk)
 			case UNICHROME_P4M900:
 			case UNICHROME_VX800:
 				return pll_value[i].cx700_pll;
+			case UNICHROME_VX855:
+				return pll_value[i].vx855_pll;
 			}
 		}
 	}
@@ -1529,6 +1516,7 @@ void viafb_set_vclock(u32 CLK, int set_iga)
 		case UNICHROME_P4M890:
 		case UNICHROME_P4M900:
 		case UNICHROME_VX800:
+		case UNICHROME_VX855:
 			viafb_write_reg(SR44, VIASR, CLK / 0x10000);
 			DEBUG_MSG(KERN_INFO "\nSR44=%x", CLK / 0x10000);
 			viafb_write_reg(SR45, VIASR, (CLK & 0xFFFF) / 0x100);
@@ -1557,6 +1545,7 @@ void viafb_set_vclock(u32 CLK, int set_iga)
 		case UNICHROME_P4M890:
 		case UNICHROME_P4M900:
 		case UNICHROME_VX800:
+		case UNICHROME_VX855:
 			viafb_write_reg(SR4A, VIASR, CLK / 0x10000);
 			viafb_write_reg(SR4B, VIASR, (CLK & 0xFFFF) / 0x100);
 			viafb_write_reg(SR4C, VIASR, CLK % 0x100);
@@ -1916,7 +1905,6 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
 	load_fix_bit_crtc_reg();
 	viafb_lock_crt();
 	viafb_write_reg_mask(CR17, VIACR, 0x80, BIT7);
-	viafb_load_offset_reg(h_addr, bpp_byte, set_iga);
 	viafb_load_fetch_count_reg(h_addr, bpp_byte, set_iga);
 
 	/* load FIFO */
@@ -1933,9 +1921,10 @@ void viafb_fill_crtc_timing(struct crt_mode_table *crt_table,
 
 }
 
-void viafb_init_chip_info(void)
+void viafb_init_chip_info(struct pci_dev *pdev,
+			  const struct pci_device_id *pdi)
 {
-	init_gfx_chip_info();
+	init_gfx_chip_info(pdev, pdi);
 	init_tmds_chip_info();
 	init_lvds_chip_info();
 
@@ -2008,24 +1997,12 @@ void viafb_update_device_setting(int hres, int vres,
 	}
 }
 
-static void init_gfx_chip_info(void)
+static void init_gfx_chip_info(struct pci_dev *pdev,
+			       const struct pci_device_id *pdi)
 {
-	struct pci_dev *pdev = NULL;
-	u32 i;
 	u8 tmp;
 
-	/* Indentify GFX Chip Name */
-	for (i = 0; pciidlist[i].vendor != 0; i++) {
-		pdev = pci_get_device(pciidlist[i].vendor,
-			pciidlist[i].device, 0);
-		if (pdev)
-			break;
-	}
-
-	if (!pciidlist[i].vendor)
-		return ;
-
-	viaparinfo->chip_info->gfx_chip_name = pciidlist[i].chip_index;
+	viaparinfo->chip_info->gfx_chip_name = pdi->driver_data;
 
 	/* Check revision of CLE266 Chip */
 	if (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266) {
@@ -2056,8 +2033,6 @@ static void init_gfx_chip_info(void)
 				CX700_REVISION_700;
 		}
 	}
-
-	pci_dev_put(pdev);
 }
 
 static void init_tmds_chip_info(void)
@@ -2271,11 +2246,12 @@ int viafb_setmode(int vmode_index, int hor_res, int ver_res, int video_bpp,
 		break;
 
 	case UNICHROME_CX700:
-		viafb_write_regx(CX700_ModeXregs, NUM_TOTAL_CX700_ModeXregs);
-
 	case UNICHROME_VX800:
-		viafb_write_regx(VX800_ModeXregs, NUM_TOTAL_VX800_ModeXregs);
+		viafb_write_regx(CX700_ModeXregs, NUM_TOTAL_CX700_ModeXregs);
+		break;
 
+	case UNICHROME_VX855:
+		viafb_write_regx(VX855_ModeXregs, NUM_TOTAL_VX855_ModeXregs);
 		break;
 	}
 
@@ -2291,7 +2267,8 @@ int viafb_setmode(int vmode_index, int hor_res, int ver_res, int video_bpp,
 		outb(VPIT.SR[i - 1], VIASR + 1);
 	}
 
-	viafb_set_start_addr();
+	viafb_set_primary_address(0);
+	viafb_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0);
 	viafb_set_iga_path();
 
 	/* Write CRTC */
@@ -2371,6 +2348,9 @@ int viafb_setmode(int vmode_index, int hor_res, int ver_res, int video_bpp,
 		}
 	}
 
+	viafb_set_primary_pitch(viafbinfo->fix.line_length);
+	viafb_set_secondary_pitch(viafb_dual_fb ? viafbinfo1->fix.line_length
+		: viafbinfo->fix.line_length);
 	/* Update Refresh Rate Setting */
 
 	/* Clear On Screen */
@@ -2545,38 +2525,6 @@ void viafb_crt_enable(void)
 	viafb_write_reg_mask(CR36, VIACR, 0x0, BIT5 + BIT4);
 }
 
-void viafb_get_mmio_info(unsigned long *mmio_base,
-	unsigned long *mmio_len)
-{
-	struct pci_dev *pdev = NULL;
-	u32 vendor, device;
-	u32 i;
-
-	for (i = 0; pciidlist[i].vendor != 0; i++)
-		if (viaparinfo->chip_info->gfx_chip_name ==
-			pciidlist[i].chip_index)
-			break;
-
-	if (!pciidlist[i].vendor)
-		return ;
-
-	vendor = pciidlist[i].vendor;
-	device = pciidlist[i].device;
-
-	pdev = pci_get_device(vendor, device, NULL);
-
-	if (!pdev) {
-		*mmio_base = 0;
-		*mmio_len = 0;
-		return ;
-	}
-
-	*mmio_base = pci_resource_start(pdev, 1);
-	*mmio_len = pci_resource_len(pdev, 1);
-
-	pci_dev_put(pdev);
-}
-
 static void enable_second_display_channel(void)
 {
 	/* to enable second display channel. */
@@ -2593,44 +2541,7 @@ static void disable_second_display_channel(void)
 	viafb_write_reg_mask(CR6A, VIACR, BIT6, BIT6);
 }
 
-void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len)
-{
-	struct pci_dev *pdev = NULL;
-	u32 vendor, device;
-	u32 i;
-
-	for (i = 0; pciidlist[i].vendor != 0; i++)
-		if (viaparinfo->chip_info->gfx_chip_name ==
-			pciidlist[i].chip_index)
-			break;
-
-	if (!pciidlist[i].vendor)
-		return ;
-
-	vendor = pciidlist[i].vendor;
-	device = pciidlist[i].device;
-
-	pdev = pci_get_device(vendor, device, NULL);
-
-	if (!pdev) {
-		*fb_base = viafb_read_reg(VIASR, SR30) << 24;
-		*fb_len = viafb_get_memsize();
-		DEBUG_MSG(KERN_INFO "Get FB info from SR30!\n");
-		DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base);
-		DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len);
-		return ;
-	}
-
-	*fb_base = (unsigned int)pci_resource_start(pdev, 0);
-	*fb_len = get_fb_size_from_pci();
-	DEBUG_MSG(KERN_INFO "Get FB info from PCI system!\n");
-	DEBUG_MSG(KERN_INFO "fb_base = %08x\n", *fb_base);
-	DEBUG_MSG(KERN_INFO "fb_len = %08x\n", *fb_len);
-
-	pci_dev_put(pdev);
-}
-
-static int get_fb_size_from_pci(void)
+int viafb_get_fb_size_from_pci(void)
 {
 	unsigned long configid, deviceid, FBSize = 0;
 	int VideoMemSize;
@@ -2656,6 +2567,7 @@ static int get_fb_size_from_pci(void)
 		case P4M890_FUNCTION3:
 		case P4M900_FUNCTION3:
 		case VX800_FUNCTION3:
+		case VX855_FUNCTION3:
 			/*case CN750_FUNCTION3: */
 			outl(configid + 0xA0, (unsigned long)0xCF8);
 			FBSize = inl((unsigned long)0xCFC);
@@ -2719,6 +2631,10 @@ static int get_fb_size_from_pci(void)
 			VideoMemSize = (256 << 20);	/*256M */
 			break;
 
+		case 0x00007000:	/* Only on VX855/875 */
+			VideoMemSize = (512 << 20);	/*512M */
+			break;
+
 		default:
 			VideoMemSize = (32 << 20);	/*32M */
 			break;
@@ -2788,24 +2704,6 @@ void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
 	}
 }
 
-void viafb_memory_pitch_patch(struct fb_info *info)
-{
-	if (info->var.xres != info->var.xres_virtual) {
-		viafb_load_offset_reg(info->var.xres_virtual,
-				info->var.bits_per_pixel >> 3, IGA1);
-
-		if (viafb_SAMM_ON) {
-			viafb_load_offset_reg(viafb_second_virtual_xres,
-				viafb_bpp1 >> 3,
-					IGA2);
-		} else {
-			viafb_load_offset_reg(info->var.xres_virtual,
-					info->var.bits_per_pixel >> 3, IGA2);
-		}
-
-	}
-}
-
 /*According var's xres, yres fill var's other timing information*/
 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
 			  int mode_index)
diff --git a/drivers/video/via/hw.h b/drivers/video/via/hw.h
index 6ff38fa8569a..b874d952b446 100644
--- a/drivers/video/via/hw.h
+++ b/drivers/video/via/hw.h
@@ -147,14 +147,8 @@ is reserved, so it may have problem to set 1600x1200 on IGA2. */
 /* location: {CR5F,0,4} */
 #define IGA2_VER_SYNC_END_REG_NUM       1
 
-/* Define Offset and Fetch Count Register*/
+/* Define Fetch Count Register*/
 
-/* location: {CR13,0,7},{CR35,5,7} */
-#define IGA1_OFFSET_REG_NUM             2
-/* 8 bytes alignment. */
-#define IGA1_OFFSER_ALIGN_BYTE          8
-/* x: H resolution, y: color depth */
-#define IGA1_OFFSET_FORMULA(x, y)        ((x*y)/IGA1_OFFSER_ALIGN_BYTE)
 /* location: {SR1C,0,7},{SR1D,0,1} */
 #define IGA1_FETCH_COUNT_REG_NUM        2
 /* 16 bytes alignment. */
@@ -164,11 +158,6 @@ is reserved, so it may have problem to set 1600x1200 on IGA2. */
 #define IGA1_FETCH_COUNT_FORMULA(x, y)   \
 	(((x*y)/IGA1_FETCH_COUNT_ALIGN_BYTE) + IGA1_FETCH_COUNT_PATCH_VALUE)
 
-/* location: {CR66,0,7},{CR67,0,1} */
-#define IGA2_OFFSET_REG_NUM             2
-#define IGA2_OFFSET_ALIGN_BYTE          8
-/* x: H resolution, y: color depth */
-#define IGA2_OFFSET_FORMULA(x, y)        ((x*y)/IGA2_OFFSET_ALIGN_BYTE)
 /* location: {CR65,0,7},{CR67,2,3} */
 #define IGA2_FETCH_COUNT_REG_NUM        2
 #define IGA2_FETCH_COUNT_ALIGN_BYTE     16
@@ -335,6 +324,17 @@ is reserved, so it may have problem to set 1600x1200 on IGA2. */
 /* location: {CR94,0,6} */
 #define VX800_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     128
 
+/* For VT3409 */
+#define VX855_IGA1_FIFO_MAX_DEPTH               400
+#define VX855_IGA1_FIFO_THRESHOLD               320
+#define VX855_IGA1_FIFO_HIGH_THRESHOLD          320
+#define VX855_IGA1_DISPLAY_QUEUE_EXPIRE_NUM     160
+
+#define VX855_IGA2_FIFO_MAX_DEPTH               200
+#define VX855_IGA2_FIFO_THRESHOLD               160
+#define VX855_IGA2_FIFO_HIGH_THRESHOLD          160
+#define VX855_IGA2_DISPLAY_QUEUE_EXPIRE_NUM     320
+
 #define IGA1_FIFO_DEPTH_SELECT_REG_NUM          1
 #define IGA1_FIFO_THRESHOLD_REG_NUM             2
 #define IGA1_FIFO_HIGH_THRESHOLD_REG_NUM        2
@@ -617,23 +617,6 @@ struct iga2_ver_sync_end {
 	struct io_register reg[IGA2_VER_SYNC_END_REG_NUM];
 };
 
-/* IGA1 Offset Register */
-struct iga1_offset {
-	int reg_num;
-	struct io_register reg[IGA1_OFFSET_REG_NUM];
-};
-
-/* IGA2 Offset Register */
-struct iga2_offset {
-	int reg_num;
-	struct io_register reg[IGA2_OFFSET_REG_NUM];
-};
-
-struct offset {
-	struct iga1_offset iga1_offset_reg;
-	struct iga2_offset iga2_offset_reg;
-};
-
 /* IGA1 Fetch Count Register */
 struct iga1_fetch_count {
 	int reg_num;
@@ -716,6 +699,7 @@ struct pll_map {
 	u32 cle266_pll;
 	u32 k800_pll;
 	u32 cx700_pll;
+	u32 vx855_pll;
 };
 
 struct rgbLUT {
@@ -860,6 +844,8 @@ struct iga2_crtc_timing {
 #define P4M900_FUNCTION3    0x3364
 /* VT3353 chipset*/
 #define VX800_FUNCTION3     0x3353
+/* VT3409 chipset*/
+#define VX855_FUNCTION3     0x3409
 
 #define NUM_TOTAL_PLL_TABLE ARRAY_SIZE(pll_value)
 
@@ -883,7 +869,6 @@ extern int viafb_dual_fb;
 extern int viafb_LCD2_ON;
 extern int viafb_LCD_ON;
 extern int viafb_DVI_ON;
-extern int viafb_accel;
 extern int viafb_hotplug;
 
 void viafb_write_reg_mask(u8 index, int io_port, u8 data, u8 mask);
@@ -904,7 +889,6 @@ void viafb_write_reg(u8 index, u16 io_port, u8 data);
 u8 viafb_read_reg(int io_port, u8 index);
 void viafb_lock_crt(void);
 void viafb_unlock_crt(void);
-void viafb_load_offset_reg(int h_addr, int bpp_byte, int set_iga);
 void viafb_load_fetch_count_reg(int h_addr, int bpp_byte, int set_iga);
 void viafb_write_regx(struct io_reg RegTable[], int ItemNum);
 struct VideoModeTable *viafb_get_modetbl_pointer(int Index);
@@ -917,17 +901,20 @@ void viafb_set_dpa_gfx(int output_interface, struct GFX_DPA_SETTING\
 int viafb_setmode(int vmode_index, int hor_res, int ver_res,
 	    int video_bpp, int vmode_index1, int hor_res1,
 	    int ver_res1, int video_bpp1);
-void viafb_init_chip_info(void);
+void viafb_init_chip_info(struct pci_dev *pdev,
+			  const struct pci_device_id *pdi);
 void viafb_init_dac(int set_iga);
 int viafb_get_pixclock(int hres, int vres, int vmode_refresh);
 int viafb_get_refresh(int hres, int vres, u32 float_refresh);
 void viafb_update_device_setting(int hres, int vres, int bpp,
 			   int vmode_refresh, int flag);
-void viafb_get_mmio_info(unsigned long *mmio_base,
-	unsigned long *mmio_len);
 
+int viafb_get_fb_size_from_pci(void);
 void viafb_set_iga_path(void);
-void viafb_set_start_addr(void);
+void viafb_set_primary_address(u32 addr);
+void viafb_set_secondary_address(u32 addr);
+void viafb_set_primary_pitch(u32 pitch);
+void viafb_set_secondary_pitch(u32 pitch);
 void viafb_get_fb_info(unsigned int *fb_base, unsigned int *fb_len);
 
 #endif /* __HW_H__ */
diff --git a/drivers/video/via/ioctl.h b/drivers/video/via/ioctl.h
index 842fe30b9868..de899807eade 100644
--- a/drivers/video/via/ioctl.h
+++ b/drivers/video/via/ioctl.h
@@ -50,8 +50,6 @@
 #define VIAFB_GET_GAMMA_LUT		0x56494124
 #define VIAFB_SET_GAMMA_LUT		0x56494125
 #define VIAFB_GET_GAMMA_SUPPORT_STATE	0x56494126
-#define VIAFB_SET_VIDEO_DEVICE		0x56494127
-#define VIAFB_GET_VIDEO_DEVICE		0x56494128
 #define VIAFB_SET_SECOND_MODE		0x56494129
 #define VIAFB_SYNC_SURFACE		0x56494130
 #define VIAFB_GET_DRIVER_CAPS		0x56494131
@@ -179,9 +177,7 @@ struct viafb_ioctl_setting {
 	unsigned short second_dev_bpp;
 	/* Indicate which device are primary display device. */
 	unsigned int primary_device;
-	/* Indicate which device will show video. only valid in duoview mode */
-	unsigned int video_device_status;
-	unsigned int struct_reserved[34];
+	unsigned int struct_reserved[35];
 	struct viafb_ioctl_lcd_attribute lcd_attributes;
 };
 
diff --git a/drivers/video/via/lcd.c b/drivers/video/via/lcd.c
index 78c6b3387947..e3e597f937a5 100644
--- a/drivers/video/via/lcd.c
+++ b/drivers/video/via/lcd.c
@@ -207,13 +207,13 @@ static bool lvds_identify_integratedlvds(void)
 
 int viafb_lvds_trasmitter_identify(void)
 {
-	viaparinfo->i2c_stuff.i2c_port = I2CPORTINDEX;
+	viaparinfo->shared->i2c_stuff.i2c_port = I2CPORTINDEX;
 	if (viafb_lvds_identify_vt1636()) {
 		viaparinfo->chip_info->lvds_chip_info.i2c_port = I2CPORTINDEX;
 		DEBUG_MSG(KERN_INFO
 			  "Found VIA VT1636 LVDS on port i2c 0x31 \n");
 	} else {
-		viaparinfo->i2c_stuff.i2c_port = GPIOPORTINDEX;
+		viaparinfo->shared->i2c_stuff.i2c_port = GPIOPORTINDEX;
 		if (viafb_lvds_identify_vt1636()) {
 			viaparinfo->chip_info->lvds_chip_info.i2c_port =
 				GPIOPORTINDEX;
@@ -470,7 +470,7 @@ static int lvds_register_read(int index)
 {
 	u8 data;
 
-	viaparinfo->i2c_stuff.i2c_port = GPIOPORTINDEX;
+	viaparinfo->shared->i2c_stuff.i2c_port = GPIOPORTINDEX;
 	viafb_i2c_readbyte((u8) viaparinfo->chip_info->
 	    lvds_chip_info.lvds_chip_slave_addr,
 			(u8) index, &data);
@@ -952,13 +952,10 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
 	int video_index = plvds_setting_info->lcd_panel_size;
 	int set_iga = plvds_setting_info->iga_path;
 	int mode_bpp = plvds_setting_info->bpp;
-	int viafb_load_reg_num = 0;
-	int reg_value = 0;
 	int set_hres, set_vres;
 	int panel_hres, panel_vres;
 	u32 pll_D_N;
 	int offset;
-	struct io_register *reg = NULL;
 	struct display_timing mode_crt_reg, panel_crt_reg;
 	struct crt_mode_table *panel_crt_table = NULL;
 	struct VideoModeTable *vmode_tbl = NULL;
@@ -1038,16 +1035,11 @@ void viafb_lcd_set_mode(struct crt_mode_table *mode_crt_table,
 		}
 
 		/* Offset for simultaneous */
-		reg_value = offset;
-		viafb_load_reg_num = offset_reg.iga2_offset_reg.reg_num;
-		reg = offset_reg.iga2_offset_reg.reg;
-		viafb_load_reg(reg_value, viafb_load_reg_num, reg, VIACR);
+		viafb_set_secondary_pitch(offset << 3);
 		DEBUG_MSG(KERN_INFO "viafb_load_reg!!\n");
 		viafb_load_fetch_count_reg(set_hres, 4, IGA2);
 		/* Fetch count for simultaneous */
 	} else {		/* SAMM */
-		/* Offset for IGA2 only */
-		viafb_load_offset_reg(set_hres, mode_bpp / 8, set_iga);
 		/* Fetch count for IGA2 only */
 		viafb_load_fetch_count_reg(set_hres, mode_bpp / 8, set_iga);
 
diff --git a/drivers/video/via/share.h b/drivers/video/via/share.h
index 2e1254da9c8c..7cd03e2a1275 100644
--- a/drivers/video/via/share.h
+++ b/drivers/video/via/share.h
@@ -167,6 +167,10 @@
 #define SR4B    0x4B
 #define SR4C    0x4C
 #define SR52    0x52
+#define SR57	0x57
+#define SR58	0x58
+#define SR59	0x59
+#define SR5D    0x5D
 #define SR5E    0x5E
 #define SR65    0x65
 
@@ -966,6 +970,100 @@
 #define CX700_297_500M    0x00CE0403
 #define CX700_122_614M    0x00870802
 
+/* PLL for VX855 */
+#define VX855_22_000M     0x007B1005
+#define VX855_25_175M     0x008D1005
+#define VX855_26_719M     0x00961005
+#define VX855_26_880M     0x00961005
+#define VX855_27_000M     0x00971005
+#define VX855_29_581M     0x00A51005
+#define VX855_29_829M     0x00641003
+#define VX855_31_490M     0x00B01005
+#define VX855_31_500M     0x00B01005
+#define VX855_31_728M     0x008E1004
+#define VX855_32_668M     0x00921004
+#define VX855_36_000M     0x00A11004
+#define VX855_40_000M     0x00700C05
+#define VX855_41_291M     0x00730C05
+#define VX855_43_163M     0x00790C05
+#define VX855_45_250M     0x007F0C05      /* 45.46MHz */
+#define VX855_46_000M     0x00670C04
+#define VX855_46_996M     0x00690C04
+#define VX855_48_000M     0x00860C05
+#define VX855_48_875M     0x00890C05
+#define VX855_49_500M     0x00530C03
+#define VX855_52_406M     0x00580C03
+#define VX855_52_977M     0x00940C05
+#define VX855_56_250M     0x009D0C05
+#define VX855_60_466M     0x00A90C05
+#define VX855_61_500M     0x00AC0C05
+#define VX855_65_000M     0x006D0C03
+#define VX855_65_178M     0x00B60C05
+#define VX855_66_750M     0x00700C03    /*67.116MHz */
+#define VX855_67_295M     0x00BC0C05
+#define VX855_68_179M     0x00BF0C05
+#define VX855_68_369M     0x00BF0C05
+#define VX855_69_924M     0x00C30C05
+#define VX855_70_159M     0x00C30C05
+#define VX855_72_000M     0x00A10C04
+#define VX855_73_023M     0x00CC0C05
+#define VX855_74_481M     0x00D10C05
+#define VX855_78_750M     0x006E0805
+#define VX855_79_466M     0x006F0805
+#define VX855_80_136M     0x00700805
+#define VX855_81_627M     0x00720805
+#define VX855_83_375M     0x00750805
+#define VX855_83_527M     0x00750805
+#define VX855_83_950M     0x00750805
+#define VX855_84_537M     0x00760805
+#define VX855_84_750M     0x00760805     /* 84.537Mhz */
+#define VX855_85_500M     0x00760805        /* 85.909080 MHz*/
+#define VX855_85_860M     0x00760805
+#define VX855_85_909M     0x00760805
+#define VX855_88_750M     0x007C0805
+#define VX855_89_489M     0x007D0805
+#define VX855_94_500M     0x00840805
+#define VX855_96_648M     0x00870805
+#define VX855_97_750M     0x00890805
+#define VX855_101_000M    0x008D0805
+#define VX855_106_500M    0x00950805
+#define VX855_108_000M    0x00970805
+#define VX855_110_125M    0x00990805
+#define VX855_112_000M    0x009D0805
+#define VX855_113_309M    0x009F0805
+#define VX855_115_000M    0x00A10805
+#define VX855_118_840M    0x00A60805
+#define VX855_119_000M    0x00A70805
+#define VX855_121_750M    0x00AA0805       /* 121.704MHz */
+#define VX855_122_614M    0x00AC0805
+#define VX855_126_266M    0x00B10805
+#define VX855_130_250M    0x00B60805      /* 130.250 */
+#define VX855_135_000M    0x00BD0805
+#define VX855_136_700M    0x00BF0805
+#define VX855_137_750M    0x00C10805
+#define VX855_138_400M    0x00C20805
+#define VX855_144_300M    0x00CA0805
+#define VX855_146_760M    0x00CE0805
+#define VX855_148_500M	  0x00D00805
+#define VX855_153_920M    0x00540402
+#define VX855_156_000M    0x006C0405
+#define VX855_156_867M    0x006E0405
+#define VX855_157_500M    0x006E0405
+#define VX855_162_000M    0x00710405
+#define VX855_172_798M    0x00790405
+#define VX855_187_000M    0x00830405
+#define VX855_193_295M    0x00870405
+#define VX855_202_500M    0x008E0405
+#define VX855_204_000M    0x008F0405
+#define VX855_218_500M    0x00990405
+#define VX855_229_500M    0x00A10405
+#define VX855_234_000M    0x00A40405
+#define VX855_267_250M    0x00BB0405
+#define VX855_297_500M    0x00D00405
+#define VX855_339_500M    0x00770005
+#define VX855_340_772M    0x00770005
+
+
 /* Definition CRTC Timing Index */
 #define H_TOTAL_INDEX               0
 #define H_ADDR_INDEX                1
diff --git a/drivers/video/via/via_i2c.c b/drivers/video/via/via_i2c.c
index 0f3ed4eb236d..15543e968248 100644
--- a/drivers/video/via/via_i2c.c
+++ b/drivers/video/via/via_i2c.c
@@ -97,7 +97,7 @@ int viafb_i2c_readbyte(u8 slave_addr, u8 index, u8 *pdata)
 	mm1[0] = index;
 	msgs[0].len = 1; msgs[1].len = 1;
 	msgs[0].buf = mm1; msgs[1].buf = pdata;
-	i2c_transfer(&viaparinfo->i2c_stuff.adapter, msgs, 2);
+	i2c_transfer(&viaparinfo->shared->i2c_stuff.adapter, msgs, 2);
 
 	return 0;
 }
@@ -111,7 +111,7 @@ int viafb_i2c_writebyte(u8 slave_addr, u8 index, u8 data)
 	msgs.addr = slave_addr / 2;
 	msgs.len = 2;
 	msgs.buf = msg;
-	return i2c_transfer(&viaparinfo->i2c_stuff.adapter, &msgs, 1);
+	return i2c_transfer(&viaparinfo->shared->i2c_stuff.adapter, &msgs, 1);
 }
 
 int viafb_i2c_readbytes(u8 slave_addr, u8 index, u8 *buff, int buff_len)
@@ -125,53 +125,53 @@ int viafb_i2c_readbytes(u8 slave_addr, u8 index, u8 *buff, int buff_len)
 	mm1[0] = index;
 	msgs[0].len = 1; msgs[1].len = buff_len;
 	msgs[0].buf = mm1; msgs[1].buf = buff;
-	i2c_transfer(&viaparinfo->i2c_stuff.adapter, msgs, 2);
+	i2c_transfer(&viaparinfo->shared->i2c_stuff.adapter, msgs, 2);
 	return 0;
 }
 
 int viafb_create_i2c_bus(void *viapar)
 {
 	int ret;
-	struct viafb_par *par = (struct viafb_par *)viapar;
-
-	strcpy(par->i2c_stuff.adapter.name, "via_i2c");
-	par->i2c_stuff.i2c_port = 0x0;
-	par->i2c_stuff.adapter.owner = THIS_MODULE;
-	par->i2c_stuff.adapter.id = 0x01FFFF;
-	par->i2c_stuff.adapter.class = 0;
-	par->i2c_stuff.adapter.algo_data = &par->i2c_stuff.algo;
-	par->i2c_stuff.adapter.dev.parent = NULL;
-	par->i2c_stuff.algo.setsda = via_i2c_setsda;
-	par->i2c_stuff.algo.setscl = via_i2c_setscl;
-	par->i2c_stuff.algo.getsda = via_i2c_getsda;
-	par->i2c_stuff.algo.getscl = via_i2c_getscl;
-	par->i2c_stuff.algo.udelay = 40;
-	par->i2c_stuff.algo.timeout = 20;
-	par->i2c_stuff.algo.data = &par->i2c_stuff;
-
-	i2c_set_adapdata(&par->i2c_stuff.adapter, &par->i2c_stuff);
+	struct via_i2c_stuff *i2c_stuff =
+		&((struct viafb_par *)viapar)->shared->i2c_stuff;
+
+	strcpy(i2c_stuff->adapter.name, "via_i2c");
+	i2c_stuff->i2c_port = 0x0;
+	i2c_stuff->adapter.owner = THIS_MODULE;
+	i2c_stuff->adapter.id = 0x01FFFF;
+	i2c_stuff->adapter.class = 0;
+	i2c_stuff->adapter.algo_data = &i2c_stuff->algo;
+	i2c_stuff->adapter.dev.parent = NULL;
+	i2c_stuff->algo.setsda = via_i2c_setsda;
+	i2c_stuff->algo.setscl = via_i2c_setscl;
+	i2c_stuff->algo.getsda = via_i2c_getsda;
+	i2c_stuff->algo.getscl = via_i2c_getscl;
+	i2c_stuff->algo.udelay = 40;
+	i2c_stuff->algo.timeout = 20;
+	i2c_stuff->algo.data = i2c_stuff;
+
+	i2c_set_adapdata(&i2c_stuff->adapter, i2c_stuff);
 
 	/* Raise SCL and SDA */
-	par->i2c_stuff.i2c_port = I2CPORTINDEX;
-	via_i2c_setsda(&par->i2c_stuff, 1);
-	via_i2c_setscl(&par->i2c_stuff, 1);
+	i2c_stuff->i2c_port = I2CPORTINDEX;
+	via_i2c_setsda(i2c_stuff, 1);
+	via_i2c_setscl(i2c_stuff, 1);
 
-	par->i2c_stuff.i2c_port = GPIOPORTINDEX;
-	via_i2c_setsda(&par->i2c_stuff, 1);
-	via_i2c_setscl(&par->i2c_stuff, 1);
+	i2c_stuff->i2c_port = GPIOPORTINDEX;
+	via_i2c_setsda(i2c_stuff, 1);
+	via_i2c_setscl(i2c_stuff, 1);
 	udelay(20);
 
-	ret = i2c_bit_add_bus(&par->i2c_stuff.adapter);
+	ret = i2c_bit_add_bus(&i2c_stuff->adapter);
 	if (ret == 0)
-		DEBUG_MSG("I2C bus %s registered.\n",
-		par->i2c_stuff.adapter.name);
+		DEBUG_MSG("I2C bus %s registered.\n", i2c_stuff->adapter.name);
 	else
 		DEBUG_MSG("Failed to register I2C bus %s.\n",
-			par->i2c_stuff.adapter.name);
+			i2c_stuff->adapter.name);
 	return ret;
 }
 
 void viafb_delete_i2c_buss(void *par)
 {
-	i2c_del_adapter(&((struct viafb_par *)par)->i2c_stuff.adapter);
+	i2c_del_adapter(&((struct viafb_par *)par)->shared->i2c_stuff.adapter);
 }
diff --git a/drivers/video/via/viafbdev.c b/drivers/video/via/viafbdev.c
index 72833f3334b5..56ec696e8afa 100644
--- a/drivers/video/via/viafbdev.c
+++ b/drivers/video/via/viafbdev.c
@@ -20,11 +20,12 @@
  */
 
 #include <linux/module.h>
+#include <linux/seq_file.h>
+#include <linux/stat.h>
 #define _MASTER_FILE
 
 #include "global.h"
 
-static int MAX_CURS = 32;
 static struct fb_var_screeninfo default_var;
 static char *viafb_name = "Via";
 static u32 pseudo_pal[17];
@@ -33,12 +34,11 @@ static u32 pseudo_pal[17];
 static char *viafb_mode = "640x480";
 static char *viafb_mode1 = "640x480";
 
+static int viafb_accel = 1;
+
 /* Added for specifying active devices.*/
 char *viafb_active_dev = "";
 
-/* Added for specifying video on devices.*/
-char *viafb_video_dev = "";
-
 /*Added for specify lcd output port*/
 char *viafb_lcd_port = "";
 char *viafb_dvi_port = "";
@@ -50,71 +50,20 @@ static void apply_second_mode_setting(struct fb_var_screeninfo
 	*sec_var);
 static void retrieve_device_setting(struct viafb_ioctl_setting
 	*setting_info);
-static void viafb_set_video_device(u32 video_dev_info);
-static void viafb_get_video_device(u32 *video_dev_info);
-
-/* Mode information */
-static const struct viafb_modeinfo viafb_modentry[] = {
-	{480, 640, VIA_RES_480X640},
-	{640, 480, VIA_RES_640X480},
-	{800, 480, VIA_RES_800X480},
-	{800, 600, VIA_RES_800X600},
-	{1024, 768, VIA_RES_1024X768},
-	{1152, 864, VIA_RES_1152X864},
-	{1280, 1024, VIA_RES_1280X1024},
-	{1600, 1200, VIA_RES_1600X1200},
-	{1440, 1050, VIA_RES_1440X1050},
-	{1280, 768, VIA_RES_1280X768,},
-	{1280, 800, VIA_RES_1280X800},
-	{1280, 960, VIA_RES_1280X960},
-	{1920, 1440, VIA_RES_1920X1440},
-	{848, 480, VIA_RES_848X480},
-	{1400, 1050, VIA_RES_1400X1050},
-	{720, 480, VIA_RES_720X480},
-	{720, 576, VIA_RES_720X576},
-	{1024, 512, VIA_RES_1024X512},
-	{1024, 576, VIA_RES_1024X576},
-	{1024, 600, VIA_RES_1024X600},
-	{1280, 720, VIA_RES_1280X720},
-	{1920, 1080, VIA_RES_1920X1080},
-	{1366, 768, VIA_RES_1368X768},
-	{1680, 1050, VIA_RES_1680X1050},
-	{960, 600, VIA_RES_960X600},
-	{1000, 600, VIA_RES_1000X600},
-	{1024, 576, VIA_RES_1024X576},
-	{1024, 600, VIA_RES_1024X600},
-	{1088, 612, VIA_RES_1088X612},
-	{1152, 720, VIA_RES_1152X720},
-	{1200, 720, VIA_RES_1200X720},
-	{1280, 600, VIA_RES_1280X600},
-	{1360, 768, VIA_RES_1360X768},
-	{1440, 900, VIA_RES_1440X900},
-	{1600, 900, VIA_RES_1600X900},
-	{1600, 1024, VIA_RES_1600X1024},
-	{1792, 1344, VIA_RES_1792X1344},
-	{1856, 1392, VIA_RES_1856X1392},
-	{1920, 1200, VIA_RES_1920X1200},
-	{2048, 1536, VIA_RES_2048X1536},
-	{0, 0, VIA_RES_INVALID}
-};
 
 static struct fb_ops viafb_ops;
 
-static int viafb_update_fix(struct fb_fix_screeninfo *fix, struct fb_info *info)
-{
-	struct viafb_par *ppar;
-	ppar = info->par;
-
-	DEBUG_MSG(KERN_INFO "viafb_update_fix!\n");
 
-	fix->visual =
-	    ppar->bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
-	fix->line_length = ppar->linelength;
+static void viafb_update_fix(struct fb_info *info)
+{
+	u32 bpp = info->var.bits_per_pixel;
 
-	return 0;
+	info->fix.visual =
+		bpp == 8 ? FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR;
+	info->fix.line_length =
+		((info->var.xres_virtual + 7) & ~7) * bpp / 8;
 }
 
-
 static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
 	struct viafb_par *viaparinfo)
 {
@@ -123,8 +72,6 @@ static void viafb_setup_fixinfo(struct fb_fix_screeninfo *fix,
 
 	fix->smem_start = viaparinfo->fbmem;
 	fix->smem_len = viaparinfo->fbmem_free;
-	fix->mmio_start = viaparinfo->mmio_base;
-	fix->mmio_len = viaparinfo->mmio_len;
 
 	fix->type = FB_TYPE_PACKED_PIXELS;
 	fix->type_aux = 0;
@@ -147,28 +94,12 @@ static int viafb_release(struct fb_info *info, int user)
 	return 0;
 }
 
-static void viafb_update_viafb_par(struct fb_info *info)
-{
-	struct viafb_par *ppar;
-
-	ppar = info->par;
-	ppar->bpp = info->var.bits_per_pixel;
-	ppar->linelength = ((info->var.xres_virtual + 7) & ~7) * ppar->bpp / 8;
-	ppar->hres = info->var.xres;
-	ppar->vres = info->var.yres;
-	ppar->xoffset = info->var.xoffset;
-	ppar->yoffset = info->var.yoffset;
-}
-
 static int viafb_check_var(struct fb_var_screeninfo *var,
 	struct fb_info *info)
 {
 	int vmode_index, htotal, vtotal;
-	struct viafb_par *ppar;
+	struct viafb_par *ppar = info->par;
 	u32 long_refresh;
-	struct viafb_par *p_viafb_par;
-	ppar = info->par;
-
 
 	DEBUG_MSG(KERN_INFO "viafb_check_var!\n");
 	/* Sanity check */
@@ -212,23 +143,21 @@ static int viafb_check_var(struct fb_var_screeninfo *var,
 
 	/* Adjust var according to our driver's own table */
 	viafb_fill_var_timing_info(var, viafb_refresh, vmode_index);
-
-	/* This is indeed a patch for VT3353 */
-	if (!info->par)
-		return -1;
-	p_viafb_par = (struct viafb_par *)info->par;
-	if (p_viafb_par->chip_info->gfx_chip_name == UNICHROME_VX800)
-		var->accel_flags = 0;
+	if (info->var.accel_flags & FB_ACCELF_TEXT &&
+		!ppar->shared->engine_mmio)
+		info->var.accel_flags = 0;
 
 	return 0;
 }
 
 static int viafb_set_par(struct fb_info *info)
 {
+	struct viafb_par *viapar = info->par;
 	int vmode_index;
 	int vmode_index1 = 0;
 	DEBUG_MSG(KERN_INFO "viafb_set_par!\n");
 
+	viapar->depth = fb_get_color_depth(&info->var, &info->fix);
 	viafb_update_device_setting(info->var.xres, info->var.yres,
 			      info->var.bits_per_pixel, viafb_refresh, 0);
 
@@ -252,21 +181,12 @@ static int viafb_set_par(struct fb_info *info)
 			info->var.bits_per_pixel, vmode_index1,
 			viafb_second_xres, viafb_second_yres, viafb_bpp1);
 
-		/*We should set memory offset according virtual_x */
-		/*Fix me:put this function into viafb_setmode */
-		viafb_memory_pitch_patch(info);
-
-		/* Update ***fb_par information */
-		viafb_update_viafb_par(info);
-
-		/* Update other fixed information */
-		viafb_update_fix(&info->fix, info);
+		viafb_update_fix(info);
 		viafb_bpp = info->var.bits_per_pixel;
-		/* Update viafb_accel, it is necessary to our 2D accelerate */
-		viafb_accel = info->var.accel_flags;
-
-		if (viafb_accel)
-			viafb_set_2d_color_depth(info->var.bits_per_pixel);
+		if (info->var.accel_flags & FB_ACCELF_TEXT)
+			info->flags &= ~FBINFO_HWACCEL_DISABLED;
+		else
+			info->flags |= FBINFO_HWACCEL_DISABLED;
 	}
 
 	return 0;
@@ -503,12 +423,7 @@ static int viafb_pan_display(struct fb_var_screeninfo *var,
 	    var->bits_per_pixel / 16;
 
 	DEBUG_MSG(KERN_INFO "\nviafb_pan_display,offset =%d ", offset);
-
-	viafb_write_reg_mask(0x48, 0x3d4, ((offset >> 24) & 0x3), 0x3);
-	viafb_write_reg_mask(0x34, 0x3d4, ((offset >> 16) & 0xff), 0xff);
-	viafb_write_reg_mask(0x0c, 0x3d4, ((offset >> 8) & 0xff), 0xff);
-	viafb_write_reg_mask(0x0d, 0x3d4, (offset & 0xff), 0xff);
-
+	viafb_set_primary_address(offset);
 	return 0;
 }
 
@@ -560,7 +475,6 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 
 	u32 __user *argp = (u32 __user *) arg;
 	u32 gpu32;
-	u32 video_dev_info = 0;
 
 	DEBUG_MSG(KERN_INFO "viafb_ioctl: 0x%X !!\n", cmd);
 	memset(&u, 0, sizeof(u));
@@ -792,15 +706,6 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 		if (put_user(state_info, argp))
 			return -EFAULT;
 		break;
-	case VIAFB_SET_VIDEO_DEVICE:
-		get_user(video_dev_info, argp);
-		viafb_set_video_device(video_dev_info);
-		break;
-	case VIAFB_GET_VIDEO_DEVICE:
-		viafb_get_video_device(&video_dev_info);
-		if (put_user(video_dev_info, argp))
-			return -EFAULT;
-		break;
 	case VIAFB_SYNC_SURFACE:
 		DEBUG_MSG(KERN_INFO "lobo VIAFB_SYNC_SURFACE\n");
 		break;
@@ -866,10 +771,12 @@ static int viafb_ioctl(struct fb_info *info, u_int cmd, u_long arg)
 static void viafb_fillrect(struct fb_info *info,
 	const struct fb_fillrect *rect)
 {
-	u32 col = 0, rop = 0;
-	int pitch;
+	struct viafb_par *viapar = info->par;
+	struct viafb_shared *shared = viapar->shared;
+	u32 fg_color;
+	u8 rop;
 
-	if (!viafb_accel) {
+	if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt) {
 		cfb_fillrect(info, rect);
 		return;
 	}
@@ -877,68 +784,31 @@ static void viafb_fillrect(struct fb_info *info,
 	if (!rect->width || !rect->height)
 		return;
 
-	switch (rect->rop) {
-	case ROP_XOR:
+	if (info->fix.visual == FB_VISUAL_TRUECOLOR)
+		fg_color = ((u32 *)info->pseudo_palette)[rect->color];
+	else
+		fg_color = rect->color;
+
+	if (rect->rop == ROP_XOR)
 		rop = 0x5A;
-		break;
-	case ROP_COPY:
-	default:
+	else
 		rop = 0xF0;
-		break;
-	}
-
-	switch (info->var.bits_per_pixel) {
-	case 8:
-		col = rect->color;
-		break;
-	case 16:
-		col = ((u32 *) (info->pseudo_palette))[rect->color];
-		break;
-	case 32:
-		col = ((u32 *) (info->pseudo_palette))[rect->color];
-		break;
-	}
-
-	/* BitBlt Source Address */
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
-	/* Source Base Address */
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
-	/* Destination Base Address */
-	writel(((unsigned long) (info->screen_base) -
-		   (unsigned long) viafb_FB_MM) >> 3,
-		   viaparinfo->io_virt + VIA_REG_DSTBASE);
-	/* Pitch */
-	pitch = (info->var.xres_virtual + 7) & ~7;
-	writel(VIA_PITCH_ENABLE |
-		   (((pitch *
-		      info->var.bits_per_pixel >> 3) >> 3) |
-		      (((pitch * info->
-		      var.bits_per_pixel >> 3) >> 3) << 16)),
-		      viaparinfo->io_virt + VIA_REG_PITCH);
-	/* BitBlt Destination Address */
-	writel(((rect->dy << 16) | rect->dx),
-		viaparinfo->io_virt + VIA_REG_DSTPOS);
-	/* Dimension: width & height */
-	writel((((rect->height - 1) << 16) | (rect->width - 1)),
-		viaparinfo->io_virt + VIA_REG_DIMENSION);
-	/* Forground color or Destination color */
-	writel(col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
-	/* GE Command */
-	writel((0x01 | 0x2000 | (rop << 24)),
-		viaparinfo->io_virt + VIA_REG_GECMD);
 
+	DEBUG_MSG(KERN_DEBUG "viafb 2D engine: fillrect\n");
+	if (shared->hw_bitblt(shared->engine_mmio, VIA_BITBLT_FILL,
+		rect->width, rect->height, info->var.bits_per_pixel,
+		viapar->vram_addr, info->fix.line_length, rect->dx, rect->dy,
+		NULL, 0, 0, 0, 0, fg_color, 0, rop))
+		cfb_fillrect(info, rect);
 }
 
 static void viafb_copyarea(struct fb_info *info,
 	const struct fb_copyarea *area)
 {
-	u32 dy = area->dy, sy = area->sy, direction = 0x0;
-	u32 sx = area->sx, dx = area->dx, width = area->width;
-	int pitch;
-
-	DEBUG_MSG(KERN_INFO "viafb_copyarea!!\n");
+	struct viafb_par *viapar = info->par;
+	struct viafb_shared *shared = viapar->shared;
 
-	if (!viafb_accel) {
+	if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt) {
 		cfb_copyarea(info, area);
 		return;
 	}
@@ -946,263 +816,148 @@ static void viafb_copyarea(struct fb_info *info,
 	if (!area->width || !area->height)
 		return;
 
-	if (sy < dy) {
-		dy += area->height - 1;
-		sy += area->height - 1;
-		direction |= 0x4000;
-	}
-
-	if (sx < dx) {
-		dx += width - 1;
-		sx += width - 1;
-		direction |= 0x8000;
-	}
-
-	/* Source Base Address */
-	writel(((unsigned long) (info->screen_base) -
-		   (unsigned long) viafb_FB_MM) >> 3,
-		   viaparinfo->io_virt + VIA_REG_SRCBASE);
-	/* Destination Base Address */
-	writel(((unsigned long) (info->screen_base) -
-		   (unsigned long) viafb_FB_MM) >> 3,
-		   viaparinfo->io_virt + VIA_REG_DSTBASE);
-	/* Pitch */
-	pitch = (info->var.xres_virtual + 7) & ~7;
-	/* VIA_PITCH_ENABLE can be omitted now. */
-	writel(VIA_PITCH_ENABLE |
-		   (((pitch *
-		      info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
-								info->var.
-								bits_per_pixel
-								>> 3) >> 3)
-							      << 16)),
-				viaparinfo->io_virt + VIA_REG_PITCH);
-	/* BitBlt Source Address */
-	writel(((sy << 16) | sx), viaparinfo->io_virt + VIA_REG_SRCPOS);
-	/* BitBlt Destination Address */
-	writel(((dy << 16) | dx), viaparinfo->io_virt + VIA_REG_DSTPOS);
-	/* Dimension: width & height */
-	writel((((area->height - 1) << 16) | (area->width - 1)),
-		   viaparinfo->io_virt + VIA_REG_DIMENSION);
-	/* GE Command */
-	writel((0x01 | direction | (0xCC << 24)),
-		viaparinfo->io_virt + VIA_REG_GECMD);
-
+	DEBUG_MSG(KERN_DEBUG "viafb 2D engine: copyarea\n");
+	if (shared->hw_bitblt(shared->engine_mmio, VIA_BITBLT_COLOR,
+		area->width, area->height, info->var.bits_per_pixel,
+		viapar->vram_addr, info->fix.line_length, area->dx, area->dy,
+		NULL, viapar->vram_addr, info->fix.line_length,
+		area->sx, area->sy, 0, 0, 0))
+		cfb_copyarea(info, area);
 }
 
 static void viafb_imageblit(struct fb_info *info,
 	const struct fb_image *image)
 {
-	u32 size, bg_col = 0, fg_col = 0, *udata;
-	int i;
-	int pitch;
+	struct viafb_par *viapar = info->par;
+	struct viafb_shared *shared = viapar->shared;
+	u32 fg_color = 0, bg_color = 0;
+	u8 op;
 
-	if (!viafb_accel) {
+	if (info->flags & FBINFO_HWACCEL_DISABLED || !shared->hw_bitblt ||
+		(image->depth != 1 && image->depth != viapar->depth)) {
 		cfb_imageblit(info, image);
 		return;
 	}
 
-	udata = (u32 *) image->data;
-
-	switch (info->var.bits_per_pixel) {
-	case 8:
-		bg_col = image->bg_color;
-		fg_col = image->fg_color;
-		break;
-	case 16:
-		bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
-		fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
-		break;
-	case 32:
-		bg_col = ((u32 *) (info->pseudo_palette))[image->bg_color];
-		fg_col = ((u32 *) (info->pseudo_palette))[image->fg_color];
-		break;
-	}
-	size = image->width * image->height;
-
-	/* Source Base Address */
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCBASE);
-	/* Destination Base Address */
-	writel(((unsigned long) (info->screen_base) -
-		   (unsigned long) viafb_FB_MM) >> 3,
-		   viaparinfo->io_virt + VIA_REG_DSTBASE);
-	/* Pitch */
-	pitch = (info->var.xres_virtual + 7) & ~7;
-	writel(VIA_PITCH_ENABLE |
-		   (((pitch *
-		      info->var.bits_per_pixel >> 3) >> 3) | (((pitch *
-								info->var.
-								bits_per_pixel
-								>> 3) >> 3)
-							      << 16)),
-				viaparinfo->io_virt + VIA_REG_PITCH);
-	/* BitBlt Source Address */
-	writel(0x0, viaparinfo->io_virt + VIA_REG_SRCPOS);
-	/* BitBlt Destination Address */
-	writel(((image->dy << 16) | image->dx),
-		viaparinfo->io_virt + VIA_REG_DSTPOS);
-	/* Dimension: width & height */
-	writel((((image->height - 1) << 16) | (image->width - 1)),
-		   viaparinfo->io_virt + VIA_REG_DIMENSION);
-	/* fb color */
-	writel(fg_col, viaparinfo->io_virt + VIA_REG_FGCOLOR);
-	/* bg color */
-	writel(bg_col, viaparinfo->io_virt + VIA_REG_BGCOLOR);
-	/* GE Command */
-	writel(0xCC020142, viaparinfo->io_virt + VIA_REG_GECMD);
-
-	for (i = 0; i < size / 4; i++) {
-		writel(*udata, viaparinfo->io_virt + VIA_MMIO_BLTBASE);
-		udata++;
-	}
+	if (image->depth == 1) {
+		op = VIA_BITBLT_MONO;
+		if (info->fix.visual == FB_VISUAL_TRUECOLOR) {
+			fg_color =
+				((u32 *)info->pseudo_palette)[image->fg_color];
+			bg_color =
+				((u32 *)info->pseudo_palette)[image->bg_color];
+		} else {
+			fg_color = image->fg_color;
+			bg_color = image->bg_color;
+		}
+	} else
+		op = VIA_BITBLT_COLOR;
 
+	DEBUG_MSG(KERN_DEBUG "viafb 2D engine: imageblit\n");
+	if (shared->hw_bitblt(shared->engine_mmio, op,
+		image->width, image->height, info->var.bits_per_pixel,
+		viapar->vram_addr, info->fix.line_length, image->dx, image->dy,
+		(u32 *)image->data, 0, 0, 0, 0, fg_color, bg_color, 0))
+		cfb_imageblit(info, image);
 }
 
 static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
 {
-	u32 temp, xx, yy, bg_col = 0, fg_col = 0;
-	int i, j = 0;
-	static int hw_cursor;
-	struct viafb_par *p_viafb_par;
-
-	if (viafb_accel)
-		hw_cursor = 1;
-
-	if (!viafb_accel) {
-		if (hw_cursor) {
-			viafb_show_hw_cursor(info, HW_Cursor_OFF);
-			hw_cursor = 0;
-		}
-		return -ENODEV;
-	}
+	struct viafb_par *viapar = info->par;
+	void __iomem *engine = viapar->shared->engine_mmio;
+	u32 temp, xx, yy, bg_color = 0, fg_color = 0,
+		chip_name = viapar->shared->chip_info.gfx_chip_name;
+	int i, j = 0, cur_size = 64;
 
-	if ((((struct viafb_par *)(info->par))->iga_path == IGA2)
-	    && (viaparinfo->chip_info->gfx_chip_name == UNICHROME_CLE266))
+	if (info->flags & FBINFO_HWACCEL_DISABLED || info != viafbinfo)
 		return -ENODEV;
 
-	/* When duoview and using lcd , use soft cursor */
-	if (viafb_LCD_ON || ((struct viafb_par *)(info->par))->duoview)
+	if (chip_name == UNICHROME_CLE266 && viapar->iga_path == IGA2)
 		return -ENODEV;
 
 	viafb_show_hw_cursor(info, HW_Cursor_OFF);
-	viacursor = *cursor;
 
 	if (cursor->set & FB_CUR_SETHOT) {
-		viacursor.hot = cursor->hot;
-		temp = ((viacursor.hot.x) << 16) + viacursor.hot.y;
-		writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_ORG);
+		temp = (cursor->hot.x << 16) + cursor->hot.y;
+		writel(temp, engine + VIA_REG_CURSOR_ORG);
 	}
 
 	if (cursor->set & FB_CUR_SETPOS) {
-		viacursor.image.dx = cursor->image.dx;
-		viacursor.image.dy = cursor->image.dy;
 		yy = cursor->image.dy - info->var.yoffset;
 		xx = cursor->image.dx - info->var.xoffset;
 		temp = yy & 0xFFFF;
 		temp |= (xx << 16);
-		writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_POS);
+		writel(temp, engine + VIA_REG_CURSOR_POS);
 	}
 
-	if (cursor->set & FB_CUR_SETSIZE) {
-		temp = readl(viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+	if (cursor->image.width <= 32 && cursor->image.height <= 32)
+		cur_size = 32;
+	else if (cursor->image.width <= 64 && cursor->image.height <= 64)
+		cur_size = 64;
+	else {
+		printk(KERN_WARNING "viafb_cursor: The cursor is too large "
+			"%dx%d", cursor->image.width, cursor->image.height);
+		return -ENXIO;
+	}
 
-		if ((cursor->image.width <= 32)
-		    && (cursor->image.height <= 32)) {
-			MAX_CURS = 32;
+	if (cursor->set & FB_CUR_SETSIZE) {
+		temp = readl(engine + VIA_REG_CURSOR_MODE);
+		if (cur_size == 32)
 			temp |= 0x2;
-		} else if ((cursor->image.width <= 64)
-			   && (cursor->image.height <= 64)) {
-			MAX_CURS = 64;
-			temp &= 0xFFFFFFFD;
-		} else {
-			DEBUG_MSG(KERN_INFO
-			"The cursor image is biger than 64x64 bits...\n");
-			return -ENXIO;
-		}
-		writel(temp, viaparinfo->io_virt + VIA_REG_CURSOR_MODE);
+		else
+			temp &= ~0x2;
 
-		viacursor.image.height = cursor->image.height;
-		viacursor.image.width = cursor->image.width;
+		writel(temp, engine + VIA_REG_CURSOR_MODE);
 	}
 
 	if (cursor->set & FB_CUR_SETCMAP) {
-		viacursor.image.fg_color = cursor->image.fg_color;
-		viacursor.image.bg_color = cursor->image.bg_color;
-
-		switch (info->var.bits_per_pixel) {
-		case 8:
-		case 16:
-		case 32:
-			bg_col =
-			    (0xFF << 24) |
-			    (((info->cmap.red)[viacursor.image.bg_color] &
-			    0xFF00) << 8) |
-			    ((info->cmap.green)[viacursor.image.bg_color] &
-			    0xFF00) |
-			    (((info->cmap.blue)[viacursor.image.bg_color] &
-			    0xFF00) >> 8);
-			fg_col =
-			    (0xFF << 24) |
-			    (((info->cmap.red)[viacursor.image.fg_color] &
-			    0xFF00) << 8) |
-			    ((info->cmap.green)[viacursor.image.fg_color] &
-			    0xFF00) |
-			    (((info->cmap.blue)[viacursor.image.fg_color] &
-			    0xFF00) >> 8);
-			break;
-		default:
-			return 0;
-		}
-
-		/* This is indeed a patch for VT3324/VT3353 */
-		if (!info->par)
-			return 0;
-		p_viafb_par = (struct viafb_par *)info->par;
-
-		if ((p_viafb_par->chip_info->gfx_chip_name ==
-			UNICHROME_CX700) ||
-			((p_viafb_par->chip_info->gfx_chip_name ==
-			UNICHROME_VX800))) {
-			bg_col =
-			    (((info->cmap.red)[viacursor.image.bg_color] &
-			    0xFFC0) << 14) |
-			    (((info->cmap.green)[viacursor.image.bg_color] &
-			    0xFFC0) << 4) |
-			    (((info->cmap.blue)[viacursor.image.bg_color] &
-			    0xFFC0) >> 6);
-			fg_col =
-			    (((info->cmap.red)[viacursor.image.fg_color] &
-			    0xFFC0) << 14) |
-			    (((info->cmap.green)[viacursor.image.fg_color] &
-			    0xFFC0) << 4) |
-			    (((info->cmap.blue)[viacursor.image.fg_color] &
-			    0xFFC0) >> 6);
+		fg_color = cursor->image.fg_color;
+		bg_color = cursor->image.bg_color;
+		if (chip_name == UNICHROME_CX700 ||
+			chip_name == UNICHROME_VX800 ||
+			chip_name == UNICHROME_VX855) {
+			fg_color =
+				((info->cmap.red[fg_color] & 0xFFC0) << 14) |
+				((info->cmap.green[fg_color] & 0xFFC0) << 4) |
+				((info->cmap.blue[fg_color] & 0xFFC0) >> 6);
+			bg_color =
+				((info->cmap.red[bg_color] & 0xFFC0) << 14) |
+				((info->cmap.green[bg_color] & 0xFFC0) << 4) |
+				((info->cmap.blue[bg_color] & 0xFFC0) >> 6);
+		} else {
+			fg_color =
+				((info->cmap.red[fg_color] & 0xFF00) << 8) |
+				(info->cmap.green[fg_color] & 0xFF00) |
+				((info->cmap.blue[fg_color] & 0xFF00) >> 8);
+			bg_color =
+				((info->cmap.red[bg_color] & 0xFF00) << 8) |
+				(info->cmap.green[bg_color] & 0xFF00) |
+				((info->cmap.blue[bg_color] & 0xFF00) >> 8);
 		}
 
-		writel(bg_col, viaparinfo->io_virt + VIA_REG_CURSOR_BG);
-		writel(fg_col, viaparinfo->io_virt + VIA_REG_CURSOR_FG);
+		writel(bg_color, engine + VIA_REG_CURSOR_BG);
+		writel(fg_color, engine + VIA_REG_CURSOR_FG);
 	}
 
 	if (cursor->set & FB_CUR_SETSHAPE) {
 		struct {
-			u8 data[CURSOR_SIZE / 8];
-			u32 bak[CURSOR_SIZE / 32];
+			u8 data[CURSOR_SIZE];
+			u32 bak[CURSOR_SIZE / 4];
 		} *cr_data = kzalloc(sizeof(*cr_data), GFP_ATOMIC);
-		int size =
-		    ((viacursor.image.width + 7) >> 3) *
-		    viacursor.image.height;
+		int size = ((cursor->image.width + 7) >> 3) *
+			cursor->image.height;
 
-		if (cr_data == NULL)
-			goto out;
+		if (!cr_data)
+			return -ENOMEM;
 
-		if (MAX_CURS == 32) {
-			for (i = 0; i < (CURSOR_SIZE / 32); i++) {
+		if (cur_size == 32) {
+			for (i = 0; i < (CURSOR_SIZE / 4); i++) {
 				cr_data->bak[i] = 0x0;
 				cr_data->bak[i + 1] = 0xFFFFFFFF;
 				i += 1;
 			}
-		} else if (MAX_CURS == 64) {
-			for (i = 0; i < (CURSOR_SIZE / 32); i++) {
+		} else {
+			for (i = 0; i < (CURSOR_SIZE / 4); i++) {
 				cr_data->bak[i] = 0x0;
 				cr_data->bak[i + 1] = 0x0;
 				cr_data->bak[i + 2] = 0xFFFFFFFF;
@@ -1211,27 +966,27 @@ static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
 			}
 		}
 
-		switch (viacursor.rop) {
+		switch (cursor->rop) {
 		case ROP_XOR:
 			for (i = 0; i < size; i++)
-				cr_data->data[i] = viacursor.mask[i];
+				cr_data->data[i] = cursor->mask[i];
 			break;
 		case ROP_COPY:
 
 			for (i = 0; i < size; i++)
-				cr_data->data[i] = viacursor.mask[i];
+				cr_data->data[i] = cursor->mask[i];
 			break;
 		default:
 			break;
 		}
 
-		if (MAX_CURS == 32) {
+		if (cur_size == 32) {
 			for (i = 0; i < size; i++) {
 				cr_data->bak[j] = (u32) cr_data->data[i];
 				cr_data->bak[j + 1] = ~cr_data->bak[j];
 				j += 2;
 			}
-		} else if (MAX_CURS == 64) {
+		} else {
 			for (i = 0; i < size; i++) {
 				cr_data->bak[j] = (u32) cr_data->data[i];
 				cr_data->bak[j + 1] = 0x0;
@@ -1241,14 +996,12 @@ static int viafb_cursor(struct fb_info *info, struct fb_cursor *cursor)
 			}
 		}
 
-		memcpy(((struct viafb_par *)(info->par))->fbmem_virt +
-		       ((struct viafb_par *)(info->par))->cursor_start,
-		       cr_data->bak, CURSOR_SIZE);
-out:
+		memcpy_toio(viafbinfo->screen_base + viapar->shared->
+			cursor_vram_addr, cr_data->bak, CURSOR_SIZE);
 		kfree(cr_data);
 	}
 
-	if (viacursor.enable)
+	if (cursor->enable)
 		viafb_show_hw_cursor(info, HW_Cursor_ON);
 
 	return 0;
@@ -1256,8 +1009,8 @@ out:
 
 static int viafb_sync(struct fb_info *info)
 {
-	if (viafb_accel)
-		viafb_wait_engine_idle();
+	if (!(info->flags & FBINFO_HWACCEL_DISABLED))
+		viafb_wait_engine_idle(info);
 	return 0;
 }
 
@@ -1266,12 +1019,16 @@ int viafb_get_mode_index(int hres, int vres)
 	u32 i;
 	DEBUG_MSG(KERN_INFO "viafb_get_mode_index!\n");
 
-	for (i = 0; viafb_modentry[i].mode_index != VIA_RES_INVALID; i++)
-		if (viafb_modentry[i].xres == hres &&
-			viafb_modentry[i].yres == vres)
+	for (i = 0; i < NUM_TOTAL_MODETABLE; i++)
+		if (CLE266Modes[i].mode_array &&
+			CLE266Modes[i].crtc[0].crtc.hor_addr == hres &&
+			CLE266Modes[i].crtc[0].crtc.ver_addr == vres)
 			break;
 
-	return viafb_modentry[i].mode_index;
+	if (i == NUM_TOTAL_MODETABLE)
+		return VIA_RES_INVALID;
+
+	return CLE266Modes[i].ModeIndex;
 }
 
 static void check_available_device_to_enable(int device_id)
@@ -1375,36 +1132,11 @@ static void viafb_set_device(struct device_t active_dev)
 		viafb_SAMM_ON = active_dev.samm;
 	viafb_primary_dev = active_dev.primary_dev;
 
-	viafb_set_start_addr();
+	viafb_set_primary_address(0);
+	viafb_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0);
 	viafb_set_iga_path();
 }
 
-static void viafb_set_video_device(u32 video_dev_info)
-{
-	viaparinfo->video_on_crt = STATE_OFF;
-	viaparinfo->video_on_dvi = STATE_OFF;
-	viaparinfo->video_on_lcd = STATE_OFF;
-
-	/* Check available device to enable: */
-	if ((video_dev_info & CRT_Device) == CRT_Device)
-		viaparinfo->video_on_crt = STATE_ON;
-	else if ((video_dev_info & DVI_Device) == DVI_Device)
-		viaparinfo->video_on_dvi = STATE_ON;
-	else if ((video_dev_info & LCD_Device) == LCD_Device)
-		viaparinfo->video_on_lcd = STATE_ON;
-}
-
-static void viafb_get_video_device(u32 *video_dev_info)
-{
-	*video_dev_info = None_Device;
-	if (viaparinfo->video_on_crt == STATE_ON)
-		*video_dev_info |= CRT_Device;
-	else if (viaparinfo->video_on_dvi == STATE_ON)
-		*video_dev_info |= DVI_Device;
-	else if (viaparinfo->video_on_lcd == STATE_ON)
-		*video_dev_info |= LCD_Device;
-}
-
 static int get_primary_device(void)
 {
 	int primary_device = 0;
@@ -1446,18 +1178,6 @@ static int get_primary_device(void)
 	return primary_device;
 }
 
-static u8 is_duoview(void)
-{
-	if (0 == viafb_SAMM_ON) {
-		if (viafb_LCD_ON + viafb_LCD2_ON +
-			viafb_DVI_ON + viafb_CRT_ON == 2)
-			return true;
-		return false;
-	} else {
-		return false;
-	}
-}
-
 static void apply_second_mode_setting(struct fb_var_screeninfo
 	*sec_var)
 {
@@ -1559,14 +1279,13 @@ static int apply_device_setting(struct viafb_ioctl_setting setting_info,
 			if (viafb_SAMM_ON)
 				viafb_primary_dev = setting_info.primary_device;
 
-			viafb_set_start_addr();
+			viafb_set_primary_address(0);
+			viafb_set_secondary_address(viafb_SAMM_ON ? viafb_second_offset : 0);
 			viafb_set_iga_path();
 		}
 		need_set_mode = 1;
 	}
 
-	viaparinfo->duoview = is_duoview();
-
 	if (!need_set_mode) {
 		;
 	} else {
@@ -1589,18 +1308,6 @@ static void retrieve_device_setting(struct viafb_ioctl_setting
 		setting_info->device_status |= LCD_Device;
 	if (viafb_LCD2_ON == 1)
 		setting_info->device_status |= LCD2_Device;
-	if ((viaparinfo->video_on_crt == 1) && (viafb_CRT_ON == 1)) {
-		setting_info->video_device_status =
-			viaparinfo->crt_setting_info->iga_path;
-	} else if ((viaparinfo->video_on_dvi == 1) && (viafb_DVI_ON == 1)) {
-		setting_info->video_device_status =
-			viaparinfo->tmds_setting_info->iga_path;
-	} else if ((viaparinfo->video_on_lcd == 1) && (viafb_LCD_ON == 1)) {
-		setting_info->video_device_status =
-			viaparinfo->lvds_setting_info->iga_path;
-	} else {
-		setting_info->video_device_status = 0;
-	}
 
 	setting_info->samm_status = viafb_SAMM_ON;
 	setting_info->primary_device = get_primary_device();
@@ -1687,25 +1394,6 @@ static void parse_active_dev(void)
 		viafb_CRT_ON = STATE_ON;
 		viafb_SAMM_ON = STATE_OFF;
 	}
-	viaparinfo->duoview = is_duoview();
-}
-
-static void parse_video_dev(void)
-{
-	viaparinfo->video_on_crt = STATE_OFF;
-	viaparinfo->video_on_dvi = STATE_OFF;
-	viaparinfo->video_on_lcd = STATE_OFF;
-
-	if (!strncmp(viafb_video_dev, "CRT", 3)) {
-		/* Video on CRT */
-		viaparinfo->video_on_crt = STATE_ON;
-	} else if (!strncmp(viafb_video_dev, "DVI", 3)) {
-		/* Video on DVI */
-		viaparinfo->video_on_dvi = STATE_ON;
-	} else if (!strncmp(viafb_video_dev, "LCD", 3)) {
-		/* Video on LCD */
-		viaparinfo->video_on_lcd = STATE_ON;
-	}
 }
 
 static int parse_port(char *opt_str, int *output_interface)
@@ -1754,10 +1442,8 @@ static void parse_dvi_port(void)
  * DVP1Driving, DFPHigh, DFPLow CR96,   SR2A[5], SR1B[1], SR2A[4], SR1E[2],
  * CR9B,    SR65,    CR97,    CR99
  */
-static int viafb_dvp0_proc_read(char *buf, char **start, off_t offset,
-int count, int *eof, void *data)
+static int viafb_dvp0_proc_show(struct seq_file *m, void *v)
 {
-	int len = 0;
 	u8 dvp0_data_dri = 0, dvp0_clk_dri = 0, dvp0 = 0;
 	dvp0_data_dri =
 	    (viafb_read_reg(VIASR, SR2A) & BIT5) >> 4 |
@@ -1766,13 +1452,17 @@ int count, int *eof, void *data)
 	    (viafb_read_reg(VIASR, SR2A) & BIT4) >> 3 |
 	    (viafb_read_reg(VIASR, SR1E) & BIT2) >> 2;
 	dvp0 = viafb_read_reg(VIACR, CR96) & 0x0f;
-	len +=
-	    sprintf(buf + len, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri);
-	*eof = 1;		/*Inform kernel end of data */
-	return len;
+	seq_printf(m, "%x %x %x\n", dvp0, dvp0_data_dri, dvp0_clk_dri);
+	return 0;
 }
-static int viafb_dvp0_proc_write(struct file *file,
-	const char __user *buffer, unsigned long count, void *data)
+
+static int viafb_dvp0_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, viafb_dvp0_proc_show, NULL);
+}
+
+static ssize_t viafb_dvp0_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
 	char buf[20], *value, *pbuf;
 	u8 reg_val = 0;
@@ -1816,21 +1506,33 @@ static int viafb_dvp0_proc_write(struct file *file,
 	}
 	return count;
 }
-static int viafb_dvp1_proc_read(char *buf, char **start, off_t offset,
-	int count, int *eof, void *data)
+
+static const struct file_operations viafb_dvp0_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= viafb_dvp0_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= viafb_dvp0_proc_write,
+};
+
+static int viafb_dvp1_proc_show(struct seq_file *m, void *v)
 {
-	int len = 0;
 	u8 dvp1 = 0, dvp1_data_dri = 0, dvp1_clk_dri = 0;
 	dvp1 = viafb_read_reg(VIACR, CR9B) & 0x0f;
 	dvp1_data_dri = (viafb_read_reg(VIASR, SR65) & 0x0c) >> 2;
 	dvp1_clk_dri = viafb_read_reg(VIASR, SR65) & 0x03;
-	len +=
-	    sprintf(buf + len, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri);
-	*eof = 1;		/*Inform kernel end of data */
-	return len;
+	seq_printf(m, "%x %x %x\n", dvp1, dvp1_data_dri, dvp1_clk_dri);
+	return 0;
 }
-static int viafb_dvp1_proc_write(struct file *file,
-	const char __user *buffer, unsigned long count, void *data)
+
+static int viafb_dvp1_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, viafb_dvp1_proc_show, NULL);
+}
+
+static ssize_t viafb_dvp1_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
 	char buf[20], *value, *pbuf;
 	u8 reg_val = 0;
@@ -1869,18 +1571,30 @@ static int viafb_dvp1_proc_write(struct file *file,
 	return count;
 }
 
-static int viafb_dfph_proc_read(char *buf, char **start, off_t offset,
-	int count, int *eof, void *data)
+static const struct file_operations viafb_dvp1_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= viafb_dvp1_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= viafb_dvp1_proc_write,
+};
+
+static int viafb_dfph_proc_show(struct seq_file *m, void *v)
 {
-	int len = 0;
 	u8 dfp_high = 0;
 	dfp_high = viafb_read_reg(VIACR, CR97) & 0x0f;
-	len += sprintf(buf + len, "%x\n", dfp_high);
-	*eof = 1;		/*Inform kernel end of data */
-	return len;
+	seq_printf(m, "%x\n", dfp_high);
+	return 0;
 }
-static int viafb_dfph_proc_write(struct file *file,
-	const char __user *buffer, unsigned long count, void *data)
+
+static int viafb_dfph_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, viafb_dfph_proc_show, NULL);
+}
+
+static ssize_t viafb_dfph_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
 	char buf[20];
 	u8 reg_val = 0;
@@ -1895,18 +1609,31 @@ static int viafb_dfph_proc_write(struct file *file,
 	viafb_write_reg_mask(CR97, VIACR, reg_val, 0x0f);
 	return count;
 }
-static int viafb_dfpl_proc_read(char *buf, char **start, off_t offset,
-	int count, int *eof, void *data)
+
+static const struct file_operations viafb_dfph_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= viafb_dfph_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= viafb_dfph_proc_write,
+};
+
+static int viafb_dfpl_proc_show(struct seq_file *m, void *v)
 {
-	int len = 0;
 	u8 dfp_low = 0;
 	dfp_low = viafb_read_reg(VIACR, CR99) & 0x0f;
-	len += sprintf(buf + len, "%x\n", dfp_low);
-	*eof = 1;		/*Inform kernel end of data */
-	return len;
+	seq_printf(m, "%x\n", dfp_low);
+	return 0;
 }
-static int viafb_dfpl_proc_write(struct file *file,
-	const char __user *buffer, unsigned long count, void *data)
+
+static int viafb_dfpl_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, viafb_dfpl_proc_show, NULL);
+}
+
+static ssize_t viafb_dfpl_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
 	char buf[20];
 	u8 reg_val = 0;
@@ -1921,10 +1648,18 @@ static int viafb_dfpl_proc_write(struct file *file,
 	viafb_write_reg_mask(CR99, VIACR, reg_val, 0x0f);
 	return count;
 }
-static int viafb_vt1636_proc_read(char *buf, char **start,
-	off_t offset, int count, int *eof, void *data)
+
+static const struct file_operations viafb_dfpl_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= viafb_dfpl_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= viafb_dfpl_proc_write,
+};
+
+static int viafb_vt1636_proc_show(struct seq_file *m, void *v)
 {
-	int len = 0;
 	u8 vt1636_08 = 0, vt1636_09 = 0;
 	switch (viaparinfo->chip_info->lvds_chip_info.lvds_chip_name) {
 	case VT1636_LVDS:
@@ -1934,7 +1669,7 @@ static int viafb_vt1636_proc_read(char *buf, char **start,
 		vt1636_09 =
 		    viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info,
 		    &viaparinfo->chip_info->lvds_chip_info, 0x09) & 0x1f;
-		len += sprintf(buf + len, "%x %x\n", vt1636_08, vt1636_09);
+		seq_printf(m, "%x %x\n", vt1636_08, vt1636_09);
 		break;
 	default:
 		break;
@@ -1947,16 +1682,21 @@ static int viafb_vt1636_proc_read(char *buf, char **start,
 		vt1636_09 =
 		    viafb_gpio_i2c_read_lvds(viaparinfo->lvds_setting_info2,
 			&viaparinfo->chip_info->lvds_chip_info2, 0x09) & 0x1f;
-		len += sprintf(buf + len, " %x %x\n", vt1636_08, vt1636_09);
+		seq_printf(m, " %x %x\n", vt1636_08, vt1636_09);
 		break;
 	default:
 		break;
 	}
-	*eof = 1;		/*Inform kernel end of data */
-	return len;
+	return 0;
 }
-static int viafb_vt1636_proc_write(struct file *file,
-	const char __user *buffer, unsigned long count, void *data)
+
+static int viafb_vt1636_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, viafb_vt1636_proc_show, NULL);
+}
+
+static ssize_t viafb_vt1636_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
 	char buf[30], *value, *pbuf;
 	struct IODATA reg_val;
@@ -2045,39 +1785,27 @@ static int viafb_vt1636_proc_write(struct file *file,
 	return count;
 }
 
+static const struct file_operations viafb_vt1636_proc_fops = {
+	.owner		= THIS_MODULE,
+	.open		= viafb_vt1636_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= viafb_vt1636_proc_write,
+};
+
 static void viafb_init_proc(struct proc_dir_entry **viafb_entry)
 {
-	struct proc_dir_entry *entry;
 	*viafb_entry = proc_mkdir("viafb", NULL);
 	if (viafb_entry) {
-		entry = create_proc_entry("dvp0", 0, *viafb_entry);
-		if (entry) {
-			entry->read_proc = viafb_dvp0_proc_read;
-			entry->write_proc = viafb_dvp0_proc_write;
-		}
-		entry = create_proc_entry("dvp1", 0, *viafb_entry);
-		if (entry) {
-			entry->read_proc = viafb_dvp1_proc_read;
-			entry->write_proc = viafb_dvp1_proc_write;
-		}
-		entry = create_proc_entry("dfph", 0, *viafb_entry);
-		if (entry) {
-			entry->read_proc = viafb_dfph_proc_read;
-			entry->write_proc = viafb_dfph_proc_write;
-		}
-		entry = create_proc_entry("dfpl", 0, *viafb_entry);
-		if (entry) {
-			entry->read_proc = viafb_dfpl_proc_read;
-			entry->write_proc = viafb_dfpl_proc_write;
-		}
+		proc_create("dvp0", 0, *viafb_entry, &viafb_dvp0_proc_fops);
+		proc_create("dvp1", 0, *viafb_entry, &viafb_dvp1_proc_fops);
+		proc_create("dfph", 0, *viafb_entry, &viafb_dfph_proc_fops);
+		proc_create("dfpl", 0, *viafb_entry, &viafb_dfpl_proc_fops);
 		if (VT1636_LVDS == viaparinfo->chip_info->lvds_chip_info.
 			lvds_chip_name || VT1636_LVDS ==
 		    viaparinfo->chip_info->lvds_chip_info2.lvds_chip_name) {
-			entry = create_proc_entry("vt1636", 0, *viafb_entry);
-			if (entry) {
-				entry->read_proc = viafb_vt1636_proc_read;
-				entry->write_proc = viafb_vt1636_proc_write;
-			}
+			proc_create("vt1636", 0, *viafb_entry, &viafb_vt1636_proc_fops);
 		}
 
 	}
@@ -2094,51 +1822,61 @@ static void viafb_remove_proc(struct proc_dir_entry *viafb_entry)
 	remove_proc_entry("viafb", NULL);
 }
 
-static int __devinit via_pci_probe(void)
+static void parse_mode(const char *str, u32 *xres, u32 *yres)
 {
-	unsigned long default_xres, default_yres;
-	char *tmpc, *tmpm;
-	char *tmpc_sec, *tmpm_sec;
+	char *ptr;
+
+	*xres = simple_strtoul(str, &ptr, 10);
+	if (ptr[0] != 'x')
+		goto out_default;
+
+	*yres = simple_strtoul(&ptr[1], &ptr, 10);
+	if (ptr[0])
+		goto out_default;
+
+	return;
+
+out_default:
+	printk(KERN_WARNING "viafb received invalid mode string: %s\n", str);
+	*xres = 640;
+	*yres = 480;
+}
+
+static int __devinit via_pci_probe(struct pci_dev *pdev,
+				   const struct pci_device_id *ent)
+{
+	u32 default_xres, default_yres;
 	int vmode_index;
-	u32 tmds_length, lvds_length, crt_length, chip_length, viafb_par_length;
+	u32 viafb_par_length;
 
 	DEBUG_MSG(KERN_INFO "VIAFB PCI Probe!!\n");
 
 	viafb_par_length = ALIGN(sizeof(struct viafb_par), BITS_PER_LONG/8);
-	tmds_length = ALIGN(sizeof(struct tmds_setting_information),
-		BITS_PER_LONG/8);
-	lvds_length = ALIGN(sizeof(struct lvds_setting_information),
-		BITS_PER_LONG/8);
-	crt_length = ALIGN(sizeof(struct lvds_setting_information),
-		BITS_PER_LONG/8);
-	chip_length = ALIGN(sizeof(struct chip_information), BITS_PER_LONG/8);
 
 	/* Allocate fb_info and ***_par here, also including some other needed
 	 * variables
 	*/
-	viafbinfo = framebuffer_alloc(viafb_par_length + 2 * lvds_length +
-	tmds_length + crt_length + chip_length, NULL);
+	viafbinfo = framebuffer_alloc(viafb_par_length +
+		ALIGN(sizeof(struct viafb_shared), BITS_PER_LONG/8),
+		&pdev->dev);
 	if (!viafbinfo) {
 		printk(KERN_ERR"Could not allocate memory for viafb_info.\n");
 		return -ENODEV;
 	}
 
 	viaparinfo = (struct viafb_par *)viafbinfo->par;
-	viaparinfo->tmds_setting_info = (struct tmds_setting_information *)
-		((unsigned long)viaparinfo + viafb_par_length);
-	viaparinfo->lvds_setting_info = (struct lvds_setting_information *)
-		((unsigned long)viaparinfo->tmds_setting_info + tmds_length);
-	viaparinfo->lvds_setting_info2 = (struct lvds_setting_information *)
-		((unsigned long)viaparinfo->lvds_setting_info + lvds_length);
-	viaparinfo->crt_setting_info = (struct crt_setting_information *)
-		((unsigned long)viaparinfo->lvds_setting_info2 + lvds_length);
-	viaparinfo->chip_info = (struct chip_information *)
-		((unsigned long)viaparinfo->crt_setting_info + crt_length);
+	viaparinfo->shared = viafbinfo->par + viafb_par_length;
+	viaparinfo->vram_addr = 0;
+	viaparinfo->tmds_setting_info = &viaparinfo->shared->tmds_setting_info;
+	viaparinfo->lvds_setting_info = &viaparinfo->shared->lvds_setting_info;
+	viaparinfo->lvds_setting_info2 =
+		&viaparinfo->shared->lvds_setting_info2;
+	viaparinfo->crt_setting_info = &viaparinfo->shared->crt_setting_info;
+	viaparinfo->chip_info = &viaparinfo->shared->chip_info;
 
 	if (viafb_dual_fb)
 		viafb_SAMM_ON = 1;
 	parse_active_dev();
-	parse_video_dev();
 	parse_lcd_port();
 	parse_dvi_port();
 
@@ -2149,32 +1887,32 @@ static int __devinit via_pci_probe(void)
 	/* Set up I2C bus stuff */
 	viafb_create_i2c_bus(viaparinfo);
 
-	viafb_init_chip_info();
-	viafb_get_fb_info(&viaparinfo->fbmem, &viaparinfo->memsize);
+	viafb_init_chip_info(pdev, ent);
+	viaparinfo->fbmem = pci_resource_start(pdev, 0);
+	viaparinfo->memsize = viafb_get_fb_size_from_pci();
 	viaparinfo->fbmem_free = viaparinfo->memsize;
 	viaparinfo->fbmem_used = 0;
-	viaparinfo->fbmem_virt = ioremap_nocache(viaparinfo->fbmem,
+	viafbinfo->screen_base = ioremap_nocache(viaparinfo->fbmem,
 		viaparinfo->memsize);
-	viafbinfo->screen_base = (char *)viaparinfo->fbmem_virt;
-
-	if (!viaparinfo->fbmem_virt) {
+	if (!viafbinfo->screen_base) {
 		printk(KERN_INFO "ioremap failed\n");
-		return -1;
+		return -ENOMEM;
 	}
 
-	viafb_get_mmio_info(&viaparinfo->mmio_base, &viaparinfo->mmio_len);
-	viaparinfo->io_virt = ioremap_nocache(viaparinfo->mmio_base,
-		viaparinfo->mmio_len);
-
+	viafbinfo->fix.mmio_start = pci_resource_start(pdev, 1);
+	viafbinfo->fix.mmio_len = pci_resource_len(pdev, 1);
 	viafbinfo->node = 0;
 	viafbinfo->fbops = &viafb_ops;
 	viafbinfo->flags = FBINFO_DEFAULT | FBINFO_HWACCEL_YPAN;
 
 	viafbinfo->pseudo_palette = pseudo_pal;
-	if (viafb_accel) {
-		viafb_init_accel();
-		viafb_init_2d_engine();
-		viafb_hw_cursor_init();
+	if (viafb_accel && !viafb_init_engine(viafbinfo)) {
+		viafbinfo->flags |= FBINFO_HWACCEL_COPYAREA |
+			FBINFO_HWACCEL_FILLRECT |  FBINFO_HWACCEL_IMAGEBLIT;
+		default_var.accel_flags = FB_ACCELF_TEXT;
+	} else {
+		viafbinfo->flags |= FBINFO_HWACCEL_DISABLED;
+		default_var.accel_flags = 0;
 	}
 
 	if (viafb_second_size && (viafb_second_size < 8)) {
@@ -2186,27 +1924,14 @@ static int __devinit via_pci_probe(void)
 			viafb_second_size * 1024 * 1024;
 	}
 
-	viafb_FB_MM = viaparinfo->fbmem_virt;
-	tmpm = viafb_mode;
-	tmpc = strsep(&tmpm, "x");
-	strict_strtoul(tmpc, 0, &default_xres);
-	strict_strtoul(tmpm, 0, &default_yres);
-
+	parse_mode(viafb_mode, &default_xres, &default_yres);
 	vmode_index = viafb_get_mode_index(default_xres, default_yres);
 	DEBUG_MSG(KERN_INFO "0->index=%d\n", vmode_index);
 
 	if (viafb_SAMM_ON == 1) {
-		if (strcmp(viafb_mode, viafb_mode1)) {
-			tmpm_sec = viafb_mode1;
-			tmpc_sec = strsep(&tmpm_sec, "x");
-			strict_strtoul(tmpc_sec, 0,
-				(unsigned long *)&viafb_second_xres);
-			strict_strtoul(tmpm_sec, 0,
-				(unsigned long *)&viafb_second_yres);
-		} else {
-			viafb_second_xres = default_xres;
-			viafb_second_yres = default_yres;
-		}
+		parse_mode(viafb_mode1, &viafb_second_xres,
+			&viafb_second_yres);
+
 		if (0 == viafb_second_virtual_xres) {
 			switch (viafb_second_xres) {
 			case 1400:
@@ -2256,18 +1981,9 @@ static int __devinit via_pci_probe(void)
 	default_var.lower_margin = 4;
 	default_var.hsync_len = default_var.left_margin;
 	default_var.vsync_len = 4;
-	default_var.accel_flags = 0;
-
-	if (viafb_accel) {
-		viafbinfo->flags |=
-		    (FBINFO_HWACCEL_COPYAREA | FBINFO_HWACCEL_FILLRECT |
-		     FBINFO_HWACCEL_IMAGEBLIT);
-		default_var.accel_flags |= FB_ACCELF_TEXT;
-	} else
-		viafbinfo->flags |= FBINFO_HWACCEL_DISABLED;
 
 	if (viafb_dual_fb) {
-		viafbinfo1 = framebuffer_alloc(viafb_par_length, NULL);
+		viafbinfo1 = framebuffer_alloc(viafb_par_length, &pdev->dev);
 		if (!viafbinfo1) {
 			printk(KERN_ERR
 			"allocate the second framebuffer struct error\n");
@@ -2276,11 +1992,10 @@ static int __devinit via_pci_probe(void)
 		}
 		viaparinfo1 = viafbinfo1->par;
 		memcpy(viaparinfo1, viaparinfo, viafb_par_length);
+		viaparinfo1->vram_addr = viafb_second_offset;
 		viaparinfo1->memsize = viaparinfo->memsize -
 			viafb_second_offset;
 		viaparinfo->memsize = viafb_second_offset;
-		viaparinfo1->fbmem_virt = viaparinfo->fbmem_virt +
-			viafb_second_offset;
 		viaparinfo1->fbmem = viaparinfo->fbmem + viafb_second_offset;
 
 		viaparinfo1->fbmem_used = viaparinfo->fbmem_used;
@@ -2288,20 +2003,13 @@ static int __devinit via_pci_probe(void)
 			viaparinfo1->fbmem_used;
 		viaparinfo->fbmem_free = viaparinfo->memsize;
 		viaparinfo->fbmem_used = 0;
-		if (viafb_accel) {
-			viaparinfo1->cursor_start =
-			    viaparinfo->cursor_start - viafb_second_offset;
-			viaparinfo1->VQ_start = viaparinfo->VQ_start -
-				viafb_second_offset;
-			viaparinfo1->VQ_end = viaparinfo->VQ_end -
-				viafb_second_offset;
-		}
 
+		viaparinfo->iga_path = IGA1;
+		viaparinfo1->iga_path = IGA2;
 		memcpy(viafbinfo1, viafbinfo, sizeof(struct fb_info));
+		viafbinfo1->par = viaparinfo1;
 		viafbinfo1->screen_base = viafbinfo->screen_base +
 			viafb_second_offset;
-		viafbinfo1->fix.smem_start = viaparinfo1->fbmem;
-		viafbinfo1->fix.smem_len = viaparinfo1->fbmem_free;
 
 		default_var.xres = viafb_second_xres;
 		default_var.yres = viafb_second_yres;
@@ -2323,15 +2031,17 @@ static int __devinit via_pci_probe(void)
 		viafb_setup_fixinfo(&viafbinfo1->fix, viaparinfo1);
 		viafb_check_var(&default_var, viafbinfo1);
 		viafbinfo1->var = default_var;
-		viafb_update_viafb_par(viafbinfo);
-		viafb_update_fix(&viafbinfo1->fix, viafbinfo1);
+		viafb_update_fix(viafbinfo1);
+		viaparinfo1->depth = fb_get_color_depth(&viafbinfo1->var,
+			&viafbinfo1->fix);
 	}
 
 	viafb_setup_fixinfo(&viafbinfo->fix, viaparinfo);
 	viafb_check_var(&default_var, viafbinfo);
 	viafbinfo->var = default_var;
-	viafb_update_viafb_par(viafbinfo);
-	viafb_update_fix(&viafbinfo->fix, viafbinfo);
+	viafb_update_fix(viafbinfo);
+	viaparinfo->depth = fb_get_color_depth(&viafbinfo->var,
+		&viafbinfo->fix);
 	default_var.activate = FB_ACTIVATE_NOW;
 	fb_alloc_cmap(&viafbinfo->cmap, 256, 0);
 
@@ -2353,20 +2063,20 @@ static int __devinit via_pci_probe(void)
 		  viafbinfo->node, viafbinfo->fix.id, default_var.xres,
 		  default_var.yres, default_var.bits_per_pixel);
 
-	viafb_init_proc(&viaparinfo->proc_entry);
+	viafb_init_proc(&viaparinfo->shared->proc_entry);
 	viafb_init_dac(IGA2);
 	return 0;
 }
 
-static void __devexit via_pci_remove(void)
+static void __devexit via_pci_remove(struct pci_dev *pdev)
 {
 	DEBUG_MSG(KERN_INFO "via_pci_remove!\n");
 	fb_dealloc_cmap(&viafbinfo->cmap);
 	unregister_framebuffer(viafbinfo);
 	if (viafb_dual_fb)
 		unregister_framebuffer(viafbinfo1);
-	iounmap((void *)viaparinfo->fbmem_virt);
-	iounmap(viaparinfo->io_virt);
+	iounmap((void *)viafbinfo->screen_base);
+	iounmap(viaparinfo->shared->engine_mmio);
 
 	viafb_delete_i2c_buss(viaparinfo);
 
@@ -2374,7 +2084,7 @@ static void __devexit via_pci_remove(void)
 	if (viafb_dual_fb)
 		framebuffer_release(viafbinfo1);
 
-	viafb_remove_proc(viaparinfo->proc_entry);
+	viafb_remove_proc(viaparinfo->shared->proc_entry);
 }
 
 #ifndef MODULE
@@ -2441,8 +2151,6 @@ static int __init viafb_setup(char *options)
 		else if (!strncmp(this_opt, "viafb_lcd_mode=", 15))
 			strict_strtoul(this_opt + 15, 0,
 				(unsigned long *)&viafb_lcd_mode);
-		else if (!strncmp(this_opt, "viafb_video_dev=", 16))
-			viafb_video_dev = kstrdup(this_opt + 16, GFP_KERNEL);
 		else if (!strncmp(this_opt, "viafb_lcd_port=", 15))
 			viafb_lcd_port = kstrdup(this_opt + 15, GFP_KERNEL);
 		else if (!strncmp(this_opt, "viafb_dvi_port=", 15))
@@ -2452,6 +2160,40 @@ static int __init viafb_setup(char *options)
 }
 #endif
 
+static struct pci_device_id viafb_pci_table[] __devinitdata = {
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CLE266_DID),
+	  .driver_data = UNICHROME_CLE266 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_PM800_DID),
+	  .driver_data = UNICHROME_PM800 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K400_DID),
+	  .driver_data = UNICHROME_K400 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K800_DID),
+	  .driver_data = UNICHROME_K800 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_P4M890_DID),
+	  .driver_data = UNICHROME_CN700 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_K8M890_DID),
+	  .driver_data = UNICHROME_K8M890 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CX700_DID),
+	  .driver_data = UNICHROME_CX700 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_P4M900_DID),
+	  .driver_data = UNICHROME_P4M900 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_CN750_DID),
+	  .driver_data = UNICHROME_CN750 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_VX800_DID),
+	  .driver_data = UNICHROME_VX800 },
+	{ PCI_DEVICE(PCI_VENDOR_ID_VIA, UNICHROME_VX855_DID),
+	  .driver_data = UNICHROME_VX855 },
+	{ }
+};
+MODULE_DEVICE_TABLE(pci, viafb_pci_table);
+
+static struct pci_driver viafb_driver = {
+	.name		= "viafb",
+	.id_table	= viafb_pci_table,
+	.probe		= via_pci_probe,
+	.remove		= __devexit_p(via_pci_remove),
+};
+
 static int __init viafb_init(void)
 {
 #ifndef MODULE
@@ -2463,13 +2205,13 @@ static int __init viafb_init(void)
 	printk(KERN_INFO
        "VIA Graphics Intergration Chipset framebuffer %d.%d initializing\n",
 	       VERSION_MAJOR, VERSION_MINOR);
-	return via_pci_probe();
+	return pci_register_driver(&viafb_driver);
 }
 
 static void __exit viafb_exit(void)
 {
 	DEBUG_MSG(KERN_INFO "viafb_exit!\n");
-	via_pci_remove();
+	pci_unregister_driver(&viafb_driver);
 }
 
 static struct fb_ops viafb_ops = {
@@ -2494,82 +2236,79 @@ module_init(viafb_init);
 module_exit(viafb_exit);
 
 #ifdef MODULE
-module_param(viafb_memsize, int, 0);
+module_param(viafb_memsize, int, S_IRUSR);
 
-module_param(viafb_mode, charp, 0);
+module_param(viafb_mode, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_mode, "Set resolution (default=640x480)");
 
-module_param(viafb_mode1, charp, 0);
+module_param(viafb_mode1, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_mode1, "Set resolution (default=640x480)");
 
-module_param(viafb_bpp, int, 0);
+module_param(viafb_bpp, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_bpp, "Set color depth (default=32bpp)");
 
-module_param(viafb_bpp1, int, 0);
+module_param(viafb_bpp1, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_bpp1, "Set color depth (default=32bpp)");
 
-module_param(viafb_refresh, int, 0);
+module_param(viafb_refresh, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_refresh,
 	"Set CRT viafb_refresh rate (default = 60)");
 
-module_param(viafb_refresh1, int, 0);
+module_param(viafb_refresh1, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_refresh1,
 	"Set CRT refresh rate (default = 60)");
 
-module_param(viafb_lcd_panel_id, int, 0);
+module_param(viafb_lcd_panel_id, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_lcd_panel_id,
 	"Set Flat Panel type(Default=1024x768)");
 
-module_param(viafb_lcd_dsp_method, int, 0);
+module_param(viafb_lcd_dsp_method, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_lcd_dsp_method,
 	"Set Flat Panel display scaling method.(Default=Expandsion)");
 
-module_param(viafb_SAMM_ON, int, 0);
+module_param(viafb_SAMM_ON, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_SAMM_ON,
 	"Turn on/off flag of SAMM(Default=OFF)");
 
-module_param(viafb_accel, int, 0);
+module_param(viafb_accel, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_accel,
-	"Set 2D Hardware Acceleration.(Default = OFF)");
+	"Set 2D Hardware Acceleration: 0 = OFF, 1 = ON (default)");
 
-module_param(viafb_active_dev, charp, 0);
+module_param(viafb_active_dev, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_active_dev, "Specify active devices.");
 
-module_param(viafb_display_hardware_layout, int, 0);
+module_param(viafb_display_hardware_layout, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_display_hardware_layout,
 	"Display Hardware Layout (LCD Only, DVI Only...,etc)");
 
-module_param(viafb_second_size, int, 0);
+module_param(viafb_second_size, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_second_size,
 	"Set secondary device memory size");
 
-module_param(viafb_dual_fb, int, 0);
+module_param(viafb_dual_fb, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_dual_fb,
 	"Turn on/off flag of dual framebuffer devices.(Default = OFF)");
 
-module_param(viafb_platform_epia_dvi, int, 0);
+module_param(viafb_platform_epia_dvi, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_platform_epia_dvi,
 	"Turn on/off flag of DVI devices on EPIA board.(Default = OFF)");
 
-module_param(viafb_device_lcd_dualedge, int, 0);
+module_param(viafb_device_lcd_dualedge, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_device_lcd_dualedge,
 	"Turn on/off flag of dual edge panel.(Default = OFF)");
 
-module_param(viafb_bus_width, int, 0);
+module_param(viafb_bus_width, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_bus_width,
 	"Set bus width of panel.(Default = 12)");
 
-module_param(viafb_lcd_mode, int, 0);
+module_param(viafb_lcd_mode, int, S_IRUSR);
 MODULE_PARM_DESC(viafb_lcd_mode,
 	"Set Flat Panel mode(Default=OPENLDI)");
 
-module_param(viafb_video_dev, charp, 0);
-MODULE_PARM_DESC(viafb_video_dev, "Specify video devices.");
-
-module_param(viafb_lcd_port, charp, 0);
+module_param(viafb_lcd_port, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_lcd_port, "Specify LCD output port.");
 
-module_param(viafb_dvi_port, charp, 0);
+module_param(viafb_dvi_port, charp, S_IRUSR);
 MODULE_PARM_DESC(viafb_dvi_port, "Specify DVI output port.");
 
 MODULE_LICENSE("GPL");
diff --git a/drivers/video/via/viafbdev.h b/drivers/video/via/viafbdev.h
index 227b000feb38..0c94d2441922 100644
--- a/drivers/video/via/viafbdev.h
+++ b/drivers/video/via/viafbdev.h
@@ -37,51 +37,50 @@
 #define VERSION_OS          0	/* 0: for 32 bits OS, 1: for 64 bits OS */
 #define VERSION_MINOR       4
 
+struct viafb_shared {
+	struct proc_dir_entry *proc_entry;	/*viafb proc entry */
+
+	/* I2C stuff */
+	struct via_i2c_stuff i2c_stuff;
+
+	/* All the information will be needed to set engine */
+	struct tmds_setting_information tmds_setting_info;
+	struct crt_setting_information crt_setting_info;
+	struct lvds_setting_information lvds_setting_info;
+	struct lvds_setting_information lvds_setting_info2;
+	struct chip_information chip_info;
+
+	/* hardware acceleration stuff */
+	void __iomem *engine_mmio;
+	u32 cursor_vram_addr;
+	u32 vq_vram_addr;	/* virtual queue address in video ram */
+	int (*hw_bitblt)(void __iomem *engine, u8 op, u32 width, u32 height,
+		u8 dst_bpp, u32 dst_addr, u32 dst_pitch, u32 dst_x, u32 dst_y,
+		u32 *src_mem, u32 src_addr, u32 src_pitch, u32 src_x, u32 src_y,
+		u32 fg_color, u32 bg_color, u8 fill_rop);
+};
+
 struct viafb_par {
-	int bpp;
-	int hres;
-	int vres;
-	int linelength;
-	u32 xoffset;
-	u32 yoffset;
-
-	void __iomem *fbmem_virt;	/*framebuffer virtual memory address */
-	void __iomem *io_virt;	/*iospace virtual memory address */
+	u8 depth;
+	u32 vram_addr;
+
 	unsigned int fbmem;	/*framebuffer physical memory address */
 	unsigned int memsize;	/*size of fbmem */
-	unsigned int io;	/*io space address */
-	unsigned long mmio_base;	/*mmio base address */
-	unsigned long mmio_len;	/*mmio base length */
 	u32 fbmem_free;		/* Free FB memory */
 	u32 fbmem_used;		/* Use FB memory size */
-	u32 cursor_start;	/* Cursor Start Address */
-	u32 VQ_start;		/* Virtual Queue Start Address */
-	u32 VQ_end;		/* Virtual Queue End Address */
 	u32 iga_path;
-	struct proc_dir_entry *proc_entry;	/*viafb proc entry */
-	u8 duoview;		/*Is working in duoview mode? */
 
-	/* I2C stuff */
-	struct via_i2c_stuff i2c_stuff;
+	struct viafb_shared *shared;
 
 	/* All the information will be needed to set engine */
+	/* depreciated, use the ones in shared directly */
 	struct tmds_setting_information *tmds_setting_info;
 	struct crt_setting_information *crt_setting_info;
 	struct lvds_setting_information *lvds_setting_info;
 	struct lvds_setting_information *lvds_setting_info2;
 	struct chip_information *chip_info;
-
-	/* some information related to video playing */
-	int video_on_crt;
-	int video_on_dvi;
-	int video_on_lcd;
-
-};
-struct viafb_modeinfo {
-	u32 xres;
-	u32 yres;
-	int mode_index;
 };
+
 extern unsigned int viafb_second_virtual_yres;
 extern unsigned int viafb_second_virtual_xres;
 extern unsigned int viafb_second_offset;
@@ -91,14 +90,12 @@ extern int viafb_dual_fb;
 extern int viafb_LCD2_ON;
 extern int viafb_LCD_ON;
 extern int viafb_DVI_ON;
-extern int viafb_accel;
 extern int viafb_hotplug;
 extern int viafb_memsize;
 
 extern int strict_strtoul(const char *cp, unsigned int base,
 	unsigned long *res);
 
-void viafb_memory_pitch_patch(struct fb_info *info);
 void viafb_fill_var_timing_info(struct fb_var_screeninfo *var, int refresh,
 			  int mode_index);
 int viafb_get_mode_index(int hres, int vres);
diff --git a/drivers/video/via/viamode.c b/drivers/video/via/viamode.c
index 6dcf583a837d..b74f8a67923c 100644
--- a/drivers/video/via/viamode.c
+++ b/drivers/video/via/viamode.c
@@ -100,12 +100,8 @@ struct io_reg CN400_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
 {VIACR, CR0F, 0xFF, 0x00},	/* Cursor Localtion Low                */
 {VIACR, CR32, 0xFF, 0x00},
 {VIACR, CR33, 0xFF, 0x00},
-{VIACR, CR34, 0xFF, 0x00},
 {VIACR, CR35, 0xFF, 0x00},
 {VIACR, CR36, 0x08, 0x00},
-{VIACR, CR62, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR63, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR64, 0xFF, 0x00},	/* Secondary Display Starting Address  */
 {VIACR, CR69, 0xFF, 0x00},
 {VIACR, CR6A, 0xFF, 0x40},
 {VIACR, CR6B, 0xFF, 0x00},
@@ -159,16 +155,12 @@ struct io_reg CN700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
 {VIASR, CR30, 0xFF, 0x04},
 {VIACR, CR32, 0xFF, 0x00},
 {VIACR, CR33, 0x7F, 0x00},
-{VIACR, CR34, 0xFF, 0x00},
 {VIACR, CR35, 0xFF, 0x00},
 {VIACR, CR36, 0xFF, 0x31},
 {VIACR, CR41, 0xFF, 0x80},
 {VIACR, CR42, 0xFF, 0x00},
 {VIACR, CR55, 0x80, 0x00},
 {VIACR, CR5D, 0x80, 0x00},	/*Horizontal Retrace Start bit[11] should be 0*/
-{VIACR, CR62, 0xFF, 0x00},	/* Secondary Display Starting Address */
-{VIACR, CR63, 0xFF, 0x00},	/* Secondary Display Starting Address */
-{VIACR, CR64, 0xFF, 0x00},	/* Secondary Display Starting Address */
 {VIACR, CR68, 0xFF, 0x67},	/* Default FIFO For IGA2 */
 {VIACR, CR69, 0xFF, 0x00},
 {VIACR, CR6A, 0xFD, 0x40},
@@ -233,9 +225,6 @@ struct io_reg KM400_ModeXregs[] = {
 	{VIACR, CR55, 0x80, 0x00},
 	{VIACR, CR5D, 0x80, 0x00},
 	{VIACR, CR36, 0xFF, 0x01},	/* Power Mangement 3                  */
-	{VIACR, CR62, 0xFF, 0x00},	/* Secondary Display Starting Address */
-	{VIACR, CR63, 0xFF, 0x00},	/* Secondary Display Starting Address */
-	{VIACR, CR64, 0xFF, 0x00},	/* Secondary Display Starting Address */
 	{VIACR, CR68, 0xFF, 0x67},	/* Default FIFO For IGA2              */
 	{VIACR, CR6A, 0x20, 0x20},	/* Extended FIFO On                   */
 	{VIACR, CR7A, 0xFF, 0x01},	/* LCD Scaling Parameter 1            */
@@ -285,14 +274,9 @@ struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
 {VIACR, CR0F, 0xFF, 0x00},	/* Cursor Localtion Low                */
 {VIACR, CR32, 0xFF, 0x00},
 {VIACR, CR33, 0xFF, 0x00},
-{VIACR, CR34, 0xFF, 0x00},
 {VIACR, CR35, 0xFF, 0x00},
 {VIACR, CR36, 0x08, 0x00},
 {VIACR, CR47, 0xC8, 0x00},	/* Clear VCK Plus. */
-{VIACR, CR62, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR63, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR64, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CRA3, 0xFF, 0x00},	/* Secondary Display Starting Address  */
 {VIACR, CR69, 0xFF, 0x00},
 {VIACR, CR6A, 0xFF, 0x40},
 {VIACR, CR6B, 0xFF, 0x00},
@@ -325,69 +309,61 @@ struct io_reg CX700_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
 {VIACR, CR96, 0xFF, 0x00},
 {VIACR, CR97, 0xFF, 0x00},
 {VIACR, CR99, 0xFF, 0x00},
-{VIACR, CR9B, 0xFF, 0x00},
-{VIACR, CRD2, 0xFF, 0xFF}	/* TMDS/LVDS control register.         */
+{VIACR, CR9B, 0xFF, 0x00}
 };
 
-/* For VT3353: Common Setting for Video Mode */
-struct io_reg VX800_ModeXregs[] = { {VIASR, SR10, 0xFF, 0x01},
+struct io_reg VX855_ModeXregs[] = {
+{VIASR, SR10, 0xFF, 0x01},
 {VIASR, SR15, 0x02, 0x02},
 {VIASR, SR16, 0xBF, 0x08},
 {VIASR, SR17, 0xFF, 0x1F},
 {VIASR, SR18, 0xFF, 0x4E},
 {VIASR, SR1A, 0xFB, 0x08},
 {VIASR, SR1B, 0xFF, 0xF0},
-{VIASR, SR1E, 0xFF, 0x01},
-{VIASR, SR2A, 0xFF, 0x00},
+{VIASR, SR1E, 0x07, 0x01},
+{VIASR, SR2A, 0xF0, 0x00},
+{VIASR, SR58, 0xFF, 0x00},
+{VIASR, SR59, 0xFF, 0x00},
 {VIASR, SR2D, 0xFF, 0xFF},	/* VCK and LCK PLL power on.           */
+{VIACR, CR09, 0xFF, 0x00},	/* Initial CR09=0*/
+{VIACR, CR11, 0x8F, 0x00},	/* IGA1 initial  Vertical end       */
+{VIACR, CR17, 0x7F, 0x00}, 	/* IGA1 CRT Mode control init   */
 {VIACR, CR0A, 0xFF, 0x1E},	/* Cursor Start                        */
 {VIACR, CR0B, 0xFF, 0x00},	/* Cursor End                          */
 {VIACR, CR0E, 0xFF, 0x00},	/* Cursor Location High                */
 {VIACR, CR0F, 0xFF, 0x00},	/* Cursor Localtion Low                */
 {VIACR, CR32, 0xFF, 0x00},
-{VIACR, CR33, 0xFF, 0x00},
-{VIACR, CR34, 0xFF, 0x00},
+{VIACR, CR33, 0x7F, 0x00},
 {VIACR, CR35, 0xFF, 0x00},
 {VIACR, CR36, 0x08, 0x00},
-{VIACR, CR47, 0xC8, 0x00},	/* Clear VCK Plus. */
-{VIACR, CR62, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR63, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CR64, 0xFF, 0x00},	/* Secondary Display Starting Address  */
-{VIACR, CRA3, 0xFF, 0x00},	/* Secondary Display Starting Address  */
 {VIACR, CR69, 0xFF, 0x00},
-{VIACR, CR6A, 0xFF, 0x40},
+{VIACR, CR6A, 0xFD, 0x60},
 {VIACR, CR6B, 0xFF, 0x00},
 {VIACR, CR6C, 0xFF, 0x00},
-{VIACR, CR7A, 0xFF, 0x01},	/* LCD Scaling Parameter 1             */
-{VIACR, CR7B, 0xFF, 0x02},	/* LCD Scaling Parameter 2             */
-{VIACR, CR7C, 0xFF, 0x03},	/* LCD Scaling Parameter 3             */
-{VIACR, CR7D, 0xFF, 0x04},	/* LCD Scaling Parameter 4             */
-{VIACR, CR7E, 0xFF, 0x07},	/* LCD Scaling Parameter 5             */
-{VIACR, CR7F, 0xFF, 0x0A},	/* LCD Scaling Parameter 6             */
-{VIACR, CR80, 0xFF, 0x0D},	/* LCD Scaling Parameter 7             */
-{VIACR, CR81, 0xFF, 0x13},	/* LCD Scaling Parameter 8             */
-{VIACR, CR82, 0xFF, 0x16},	/* LCD Scaling Parameter 9             */
-{VIACR, CR83, 0xFF, 0x19},	/* LCD Scaling Parameter 10            */
-{VIACR, CR84, 0xFF, 0x1C},	/* LCD Scaling Parameter 11            */
-{VIACR, CR85, 0xFF, 0x1D},	/* LCD Scaling Parameter 12            */
-{VIACR, CR86, 0xFF, 0x1E},	/* LCD Scaling Parameter 13            */
-{VIACR, CR87, 0xFF, 0x1F},	/* LCD Scaling Parameter 14            */
-{VIACR, CR88, 0xFF, 0x40},	/* LCD Panel Type                      */
-{VIACR, CR89, 0xFF, 0x00},	/* LCD Timing Control 0                */
-{VIACR, CR8A, 0xFF, 0x88},	/* LCD Timing Control 1                */
-{VIACR, CRD4, 0xFF, 0x81},	/* Second power sequence control       */
-{VIACR, CR8B, 0xFF, 0x5D},	/* LCD Power Sequence Control 0        */
-{VIACR, CR8C, 0xFF, 0x2B},	/* LCD Power Sequence Control 1        */
-{VIACR, CR8D, 0xFF, 0x6F},	/* LCD Power Sequence Control 2        */
-{VIACR, CR8E, 0xFF, 0x2B},	/* LCD Power Sequence Control 3        */
-{VIACR, CR8F, 0xFF, 0x01},	/* LCD Power Sequence Control 4        */
-{VIACR, CR90, 0xFF, 0x01},	/* LCD Power Sequence Control 5        */
-{VIACR, CR91, 0xFF, 0x80},	/* 24/12 bit LVDS Data off             */
+{VIACR, CR7A, 0xFF, 0x01},          /* LCD Scaling Parameter 1             */
+{VIACR, CR7B, 0xFF, 0x02},          /* LCD Scaling Parameter 2             */
+{VIACR, CR7C, 0xFF, 0x03},          /* LCD Scaling Parameter 3             */
+{VIACR, CR7D, 0xFF, 0x04},          /* LCD Scaling Parameter 4             */
+{VIACR, CR7E, 0xFF, 0x07},          /* LCD Scaling Parameter 5             */
+{VIACR, CR7F, 0xFF, 0x0A},          /* LCD Scaling Parameter 6             */
+{VIACR, CR80, 0xFF, 0x0D},          /* LCD Scaling Parameter 7             */
+{VIACR, CR81, 0xFF, 0x13},          /* LCD Scaling Parameter 8             */
+{VIACR, CR82, 0xFF, 0x16},          /* LCD Scaling Parameter 9             */
+{VIACR, CR83, 0xFF, 0x19},          /* LCD Scaling Parameter 10            */
+{VIACR, CR84, 0xFF, 0x1C},          /* LCD Scaling Parameter 11            */
+{VIACR, CR85, 0xFF, 0x1D},          /* LCD Scaling Parameter 12            */
+{VIACR, CR86, 0xFF, 0x1E},          /* LCD Scaling Parameter 13            */
+{VIACR, CR87, 0xFF, 0x1F},          /* LCD Scaling Parameter 14            */
+{VIACR, CR88, 0xFF, 0x40},          /* LCD Panel Type                      */
+{VIACR, CR89, 0xFF, 0x00},          /* LCD Timing Control 0                */
+{VIACR, CR8A, 0xFF, 0x88},          /* LCD Timing Control 1                */
+{VIACR, CRD4, 0xFF, 0x81},          /* Second power sequence control       */
+{VIACR, CR91, 0xFF, 0x80},          /* 24/12 bit LVDS Data off             */
 {VIACR, CR96, 0xFF, 0x00},
 {VIACR, CR97, 0xFF, 0x00},
 {VIACR, CR99, 0xFF, 0x00},
 {VIACR, CR9B, 0xFF, 0x00},
-{VIACR, CRD2, 0xFF, 0xFF}	/* TMDS/LVDS control register.         */
+{VIACR, CRD2, 0xFF, 0xFF}           /* TMDS/LVDS control register.         */
 };
 
 /* Video Mode Table */
@@ -401,7 +377,6 @@ struct io_reg CLE266_ModeXregs[] = { {VIASR, SR1E, 0xF0, 0x00},
 {VIASR, SR1A, 0xFB, 0x08},
 
 {VIACR, CR32, 0xFF, 0x00},
-{VIACR, CR34, 0xFF, 0x00},
 {VIACR, CR35, 0xFF, 0x00},
 {VIACR, CR36, 0x08, 0x00},
 {VIACR, CR6A, 0xFF, 0x80},
@@ -1084,3 +1059,14 @@ struct VideoModeTable CEA_HDMI_Modes[] = {
 	{VIA_RES_1280X720, CEAM1280x720, ARRAY_SIZE(CEAM1280x720)},
 	{VIA_RES_1920X1080, CEAM1920x1080, ARRAY_SIZE(CEAM1920x1080)}
 };
+
+int NUM_TOTAL_RES_MAP_REFRESH = ARRAY_SIZE(res_map_refresh_tbl);
+int NUM_TOTAL_CEA_MODES = ARRAY_SIZE(CEA_HDMI_Modes);
+int NUM_TOTAL_CN400_ModeXregs = ARRAY_SIZE(CN400_ModeXregs);
+int NUM_TOTAL_CN700_ModeXregs = ARRAY_SIZE(CN700_ModeXregs);
+int NUM_TOTAL_KM400_ModeXregs = ARRAY_SIZE(KM400_ModeXregs);
+int NUM_TOTAL_CX700_ModeXregs = ARRAY_SIZE(CX700_ModeXregs);
+int NUM_TOTAL_VX855_ModeXregs = ARRAY_SIZE(VX855_ModeXregs);
+int NUM_TOTAL_CLE266_ModeXregs = ARRAY_SIZE(CLE266_ModeXregs);
+int NUM_TOTAL_PATCH_MODE = ARRAY_SIZE(res_patch_table);
+int NUM_TOTAL_MODETABLE = ARRAY_SIZE(CLE266Modes);
diff --git a/drivers/video/via/viamode.h b/drivers/video/via/viamode.h
index 1a5de50a23a2..a9d6554fabdf 100644
--- a/drivers/video/via/viamode.h
+++ b/drivers/video/via/viamode.h
@@ -50,128 +50,35 @@ struct res_map_refresh {
 	int vmode_refresh;
 };
 
-#define NUM_TOTAL_RES_MAP_REFRESH ARRAY_SIZE(res_map_refresh_tbl)
-#define NUM_TOTAL_CEA_MODES  ARRAY_SIZE(CEA_HDMI_Modes)
-#define NUM_TOTAL_CN400_ModeXregs ARRAY_SIZE(CN400_ModeXregs)
-#define NUM_TOTAL_CN700_ModeXregs ARRAY_SIZE(CN700_ModeXregs)
-#define NUM_TOTAL_KM400_ModeXregs ARRAY_SIZE(KM400_ModeXregs)
-#define NUM_TOTAL_CX700_ModeXregs ARRAY_SIZE(CX700_ModeXregs)
-#define NUM_TOTAL_VX800_ModeXregs ARRAY_SIZE(VX800_ModeXregs)
-#define NUM_TOTAL_CLE266_ModeXregs ARRAY_SIZE(CLE266_ModeXregs)
-#define NUM_TOTAL_PATCH_MODE ARRAY_SIZE(res_patch_table)
-#define NUM_TOTAL_MODETABLE ARRAY_SIZE(CLE266Modes)
+extern int NUM_TOTAL_RES_MAP_REFRESH;
+extern int NUM_TOTAL_CEA_MODES;
+extern int NUM_TOTAL_CN400_ModeXregs;
+extern int NUM_TOTAL_CN700_ModeXregs;
+extern int NUM_TOTAL_KM400_ModeXregs;
+extern int NUM_TOTAL_CX700_ModeXregs;
+extern int NUM_TOTAL_VX855_ModeXregs;
+extern int NUM_TOTAL_CLE266_ModeXregs;
+extern int NUM_TOTAL_PATCH_MODE;
+extern int NUM_TOTAL_MODETABLE;
 
 /********************/
 /* Mode Table       */
 /********************/
 
-/* 480x640 */
-extern struct crt_mode_table CRTM480x640[1];
-/* 640x480*/
-extern struct crt_mode_table CRTM640x480[5];
-/*720x480 (GTF)*/
-extern struct crt_mode_table CRTM720x480[1];
-/*720x576 (GTF)*/
-extern struct crt_mode_table CRTM720x576[1];
-/* 800x480 (CVT) */
-extern struct crt_mode_table CRTM800x480[1];
-/* 800x600*/
-extern struct crt_mode_table CRTM800x600[5];
-/* 848x480 (CVT) */
-extern struct crt_mode_table CRTM848x480[1];
-/*856x480 (GTF) convert to 852x480*/
-extern struct crt_mode_table CRTM852x480[1];
-/*1024x512 (GTF)*/
-extern struct crt_mode_table CRTM1024x512[1];
-/* 1024x600*/
-extern struct crt_mode_table CRTM1024x600[1];
-/* 1024x768*/
-extern struct crt_mode_table CRTM1024x768[4];
-/* 1152x864*/
-extern struct crt_mode_table CRTM1152x864[1];
-/* 1280x720 (HDMI 720P)*/
-extern struct crt_mode_table CRTM1280x720[2];
-/*1280x768 (GTF)*/
-extern struct crt_mode_table CRTM1280x768[2];
-/* 1280x800 (CVT) */
-extern struct crt_mode_table CRTM1280x800[1];
-/*1280x960*/
-extern struct crt_mode_table CRTM1280x960[1];
-/* 1280x1024*/
-extern struct crt_mode_table CRTM1280x1024[3];
-/* 1368x768 (GTF) */
-extern struct crt_mode_table CRTM1368x768[1];
-/*1440x1050 (GTF)*/
-extern struct crt_mode_table CRTM1440x1050[1];
-/* 1600x1200*/
-extern struct crt_mode_table CRTM1600x1200[2];
-/* 1680x1050 (CVT) */
-extern struct crt_mode_table CRTM1680x1050[2];
-/* 1680x1050 (CVT Reduce Blanking) */
-extern struct crt_mode_table CRTM1680x1050_RB[1];
-/* 1920x1080 (CVT)*/
-extern struct crt_mode_table CRTM1920x1080[1];
-/* 1920x1080 (CVT with Reduce Blanking) */
-extern struct crt_mode_table CRTM1920x1080_RB[1];
-/* 1920x1440*/
-extern struct crt_mode_table CRTM1920x1440[2];
-/* 1400x1050 (CVT) */
-extern struct crt_mode_table CRTM1400x1050[2];
-/* 1400x1050 (CVT Reduce Blanking) */
-extern struct crt_mode_table CRTM1400x1050_RB[1];
-/* 960x600 (CVT) */
-extern struct crt_mode_table CRTM960x600[1];
-/* 1000x600 (GTF) */
-extern struct crt_mode_table CRTM1000x600[1];
-/* 1024x576 (GTF) */
-extern struct crt_mode_table CRTM1024x576[1];
-/* 1088x612 (CVT) */
-extern struct crt_mode_table CRTM1088x612[1];
-/* 1152x720 (CVT) */
-extern struct crt_mode_table CRTM1152x720[1];
-/* 1200x720 (GTF) */
-extern struct crt_mode_table CRTM1200x720[1];
-/* 1280x600 (GTF) */
-extern struct crt_mode_table CRTM1280x600[1];
-/* 1360x768 (CVT) */
-extern struct crt_mode_table CRTM1360x768[1];
-/* 1360x768 (CVT Reduce Blanking) */
-extern struct crt_mode_table CRTM1360x768_RB[1];
-/* 1366x768 (GTF) */
-extern struct crt_mode_table CRTM1366x768[2];
-/* 1440x900 (CVT) */
-extern struct crt_mode_table CRTM1440x900[2];
-/* 1440x900 (CVT Reduce Blanking) */
-extern struct crt_mode_table CRTM1440x900_RB[1];
-/* 1600x900 (CVT) */
-extern struct crt_mode_table CRTM1600x900[1];
-/* 1600x900 (CVT Reduce Blanking) */
-extern struct crt_mode_table CRTM1600x900_RB[1];
-/* 1600x1024 (GTF) */
-extern struct crt_mode_table CRTM1600x1024[1];
-/* 1792x1344 (DMT) */
-extern struct crt_mode_table CRTM1792x1344[1];
-/* 1856x1392 (DMT) */
-extern struct crt_mode_table CRTM1856x1392[1];
-/* 1920x1200 (CVT) */
-extern struct crt_mode_table CRTM1920x1200[1];
-/* 1920x1200 (CVT with Reduce Blanking) */
-extern struct crt_mode_table CRTM1920x1200_RB[1];
-/* 2048x1536 (CVT) */
-extern struct crt_mode_table CRTM2048x1536[1];
-extern struct VideoModeTable CLE266Modes[47];
-extern struct crt_mode_table CEAM1280x720[1];
-extern struct crt_mode_table CEAM1920x1080[1];
-extern struct VideoModeTable CEA_HDMI_Modes[2];
+extern struct VideoModeTable CLE266Modes[];
+extern struct crt_mode_table CEAM1280x720[];
+extern struct crt_mode_table CEAM1920x1080[];
+extern struct VideoModeTable CEA_HDMI_Modes[];
 
-extern struct res_map_refresh res_map_refresh_tbl[61];
-extern struct io_reg CN400_ModeXregs[52];
-extern struct io_reg CN700_ModeXregs[66];
-extern struct io_reg KM400_ModeXregs[55];
-extern struct io_reg CX700_ModeXregs[58];
-extern struct io_reg VX800_ModeXregs[58];
-extern struct io_reg CLE266_ModeXregs[32];
-extern struct io_reg PM1024x768[2];
-extern struct patch_table res_patch_table[1];
+extern struct res_map_refresh res_map_refresh_tbl[];
+extern struct io_reg CN400_ModeXregs[];
+extern struct io_reg CN700_ModeXregs[];
+extern struct io_reg KM400_ModeXregs[];
+extern struct io_reg CX700_ModeXregs[];
+extern struct io_reg VX800_ModeXregs[];
+extern struct io_reg VX855_ModeXregs[];
+extern struct io_reg CLE266_ModeXregs[];
+extern struct io_reg PM1024x768[];
+extern struct patch_table res_patch_table[];
 extern struct VPITTable VPIT;
 #endif /* __VIAMODE_H__ */
diff --git a/drivers/video/via/vt1636.c b/drivers/video/via/vt1636.c
index 322a9f993550..a6b37494e79a 100644
--- a/drivers/video/via/vt1636.c
+++ b/drivers/video/via/vt1636.c
@@ -27,7 +27,7 @@ u8 viafb_gpio_i2c_read_lvds(struct lvds_setting_information
 {
 	u8 data;
 
-	viaparinfo->i2c_stuff.i2c_port = plvds_chip_info->i2c_port;
+	viaparinfo->shared->i2c_stuff.i2c_port = plvds_chip_info->i2c_port;
 	viafb_i2c_readbyte(plvds_chip_info->lvds_chip_slave_addr, index, &data);
 
 	return data;
@@ -39,7 +39,7 @@ void viafb_gpio_i2c_write_mask_lvds(struct lvds_setting_information
 {
 	int index, data;
 
-	viaparinfo->i2c_stuff.i2c_port = plvds_chip_info->i2c_port;
+	viaparinfo->shared->i2c_stuff.i2c_port = plvds_chip_info->i2c_port;
 
 	index = io_data.Index;
 	data = viafb_gpio_i2c_read_lvds(plvds_setting_info, plvds_chip_info,
diff --git a/drivers/virtio/virtio_balloon.c b/drivers/virtio/virtio_balloon.c
index 26b278264796..9dd588042880 100644
--- a/drivers/virtio/virtio_balloon.c
+++ b/drivers/virtio/virtio_balloon.c
@@ -84,7 +84,7 @@ static void tell_host(struct virtio_balloon *vb, struct virtqueue *vq)
 	init_completion(&vb->acked);
 
 	/* We should always be able to add one buffer to an empty queue. */
-	if (vq->vq_ops->add_buf(vq, &sg, 1, 0, vb) != 0)
+	if (vq->vq_ops->add_buf(vq, &sg, 1, 0, vb) < 0)
 		BUG();
 	vq->vq_ops->kick(vq);
 
@@ -247,7 +247,7 @@ out:
 	return err;
 }
 
-static void virtballoon_remove(struct virtio_device *vdev)
+static void __devexit virtballoon_remove(struct virtio_device *vdev)
 {
 	struct virtio_balloon *vb = vdev->priv;
 
diff --git a/drivers/virtio/virtio_pci.c b/drivers/virtio/virtio_pci.c
index 248e00ec4dc1..28d9cf7cf72f 100644
--- a/drivers/virtio/virtio_pci.c
+++ b/drivers/virtio/virtio_pci.c
@@ -84,7 +84,7 @@ struct virtio_pci_vq_info
 	struct list_head node;
 
 	/* MSI-X vector (or none) */
-	unsigned vector;
+	unsigned msix_vector;
 };
 
 /* Qumranet donated their vendor ID for devices 0x1000 thru 0x10FF. */
@@ -280,25 +280,14 @@ static void vp_free_vectors(struct virtio_device *vdev)
 	vp_dev->msix_entries = NULL;
 }
 
-static int vp_request_vectors(struct virtio_device *vdev, int nvectors,
-			      bool per_vq_vectors)
+static int vp_request_msix_vectors(struct virtio_device *vdev, int nvectors,
+				   bool per_vq_vectors)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
 	const char *name = dev_name(&vp_dev->vdev.dev);
 	unsigned i, v;
 	int err = -ENOMEM;
 
-	if (!nvectors) {
-		/* Can't allocate MSI-X vectors, use regular interrupt */
-		vp_dev->msix_vectors = 0;
-		err = request_irq(vp_dev->pci_dev->irq, vp_interrupt,
-				  IRQF_SHARED, name, vp_dev);
-		if (err)
-			return err;
-		vp_dev->intx_enabled = 1;
-		return 0;
-	}
-
 	vp_dev->msix_entries = kmalloc(nvectors * sizeof *vp_dev->msix_entries,
 				       GFP_KERNEL);
 	if (!vp_dev->msix_entries)
@@ -311,6 +300,7 @@ static int vp_request_vectors(struct virtio_device *vdev, int nvectors,
 	for (i = 0; i < nvectors; ++i)
 		vp_dev->msix_entries[i].entry = i;
 
+	/* pci_enable_msix returns positive if we can't get this many. */
 	err = pci_enable_msix(vp_dev->pci_dev, vp_dev->msix_entries, nvectors);
 	if (err > 0)
 		err = -ENOSPC;
@@ -356,10 +346,22 @@ error:
 	return err;
 }
 
-static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index,
-				    void (*callback)(struct virtqueue *vq),
-				    const char *name,
-				    u16 vector)
+static int vp_request_intx(struct virtio_device *vdev)
+{
+	int err;
+	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
+
+	err = request_irq(vp_dev->pci_dev->irq, vp_interrupt,
+			  IRQF_SHARED, dev_name(&vdev->dev), vp_dev);
+	if (!err)
+		vp_dev->intx_enabled = 1;
+	return err;
+}
+
+static struct virtqueue *setup_vq(struct virtio_device *vdev, unsigned index,
+				  void (*callback)(struct virtqueue *vq),
+				  const char *name,
+				  u16 msix_vec)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
 	struct virtio_pci_vq_info *info;
@@ -384,7 +386,7 @@ static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index,
 
 	info->queue_index = index;
 	info->num = num;
-	info->vector = vector;
+	info->msix_vector = msix_vec;
 
 	size = PAGE_ALIGN(vring_size(num, VIRTIO_PCI_VRING_ALIGN));
 	info->queue = alloc_pages_exact(size, GFP_KERNEL|__GFP_ZERO);
@@ -408,10 +410,10 @@ static struct virtqueue *vp_find_vq(struct virtio_device *vdev, unsigned index,
 	vq->priv = info;
 	info->vq = vq;
 
-	 if (vector != VIRTIO_MSI_NO_VECTOR) {
-		iowrite16(vector, vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR);
-		vector = ioread16(vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR);
-		if (vector == VIRTIO_MSI_NO_VECTOR) {
+	if (msix_vec != VIRTIO_MSI_NO_VECTOR) {
+		iowrite16(msix_vec, vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR);
+		msix_vec = ioread16(vp_dev->ioaddr + VIRTIO_MSI_QUEUE_VECTOR);
+		if (msix_vec == VIRTIO_MSI_NO_VECTOR) {
 			err = -EBUSY;
 			goto out_assign;
 		}
@@ -472,7 +474,8 @@ static void vp_del_vqs(struct virtio_device *vdev)
 	list_for_each_entry_safe(vq, n, &vdev->vqs, list) {
 		info = vq->priv;
 		if (vp_dev->per_vq_vectors)
-			free_irq(vp_dev->msix_entries[info->vector].vector, vq);
+			free_irq(vp_dev->msix_entries[info->msix_vector].vector,
+				 vq);
 		vp_del_vq(vq);
 	}
 	vp_dev->per_vq_vectors = false;
@@ -484,42 +487,65 @@ static int vp_try_to_find_vqs(struct virtio_device *vdev, unsigned nvqs,
 			      struct virtqueue *vqs[],
 			      vq_callback_t *callbacks[],
 			      const char *names[],
-			      int nvectors,
+			      bool use_msix,
 			      bool per_vq_vectors)
 {
 	struct virtio_pci_device *vp_dev = to_vp_device(vdev);
-	u16 vector;
-	int i, err, allocated_vectors;
+	u16 msix_vec;
+	int i, err, nvectors, allocated_vectors;
 
-	err = vp_request_vectors(vdev, nvectors, per_vq_vectors);
-	if (err)
-		goto error_request;
+	if (!use_msix) {
+		/* Old style: one normal interrupt for change and all vqs. */
+		err = vp_request_intx(vdev);
+		if (err)
+			goto error_request;
+	} else {
+		if (per_vq_vectors) {
+			/* Best option: one for change interrupt, one per vq. */
+			nvectors = 1;
+			for (i = 0; i < nvqs; ++i)
+				if (callbacks[i])
+					++nvectors;
+		} else {
+			/* Second best: one for change, shared for all vqs. */
+			nvectors = 2;
+		}
+
+		err = vp_request_msix_vectors(vdev, nvectors, per_vq_vectors);
+		if (err)
+			goto error_request;
+	}
 
 	vp_dev->per_vq_vectors = per_vq_vectors;
 	allocated_vectors = vp_dev->msix_used_vectors;
 	for (i = 0; i < nvqs; ++i) {
 		if (!callbacks[i] || !vp_dev->msix_enabled)
-			vector = VIRTIO_MSI_NO_VECTOR;
+			msix_vec = VIRTIO_MSI_NO_VECTOR;
 		else if (vp_dev->per_vq_vectors)
-			vector = allocated_vectors++;
+			msix_vec = allocated_vectors++;
 		else
-			vector = VP_MSIX_VQ_VECTOR;
-		vqs[i] = vp_find_vq(vdev, i, callbacks[i], names[i], vector);
+			msix_vec = VP_MSIX_VQ_VECTOR;
+		vqs[i] = setup_vq(vdev, i, callbacks[i], names[i], msix_vec);
 		if (IS_ERR(vqs[i])) {
 			err = PTR_ERR(vqs[i]);
 			goto error_find;
 		}
+
+		if (!vp_dev->per_vq_vectors || msix_vec == VIRTIO_MSI_NO_VECTOR)
+			continue;
+
 		/* allocate per-vq irq if available and necessary */
-		if (vp_dev->per_vq_vectors && vector != VIRTIO_MSI_NO_VECTOR) {
-			snprintf(vp_dev->msix_names[vector], sizeof *vp_dev->msix_names,
-				 "%s-%s", dev_name(&vp_dev->vdev.dev), names[i]);
-			err = request_irq(vp_dev->msix_entries[vector].vector,
-					  vring_interrupt, 0,
-					  vp_dev->msix_names[vector], vqs[i]);
-			if (err) {
-				vp_del_vq(vqs[i]);
-				goto error_find;
-			}
+		snprintf(vp_dev->msix_names[msix_vec],
+			 sizeof *vp_dev->msix_names,
+			 "%s-%s",
+			 dev_name(&vp_dev->vdev.dev), names[i]);
+		err = request_irq(vp_dev->msix_entries[msix_vec].vector,
+				  vring_interrupt, 0,
+				  vp_dev->msix_names[msix_vec],
+				  vqs[i]);
+		if (err) {
+			vp_del_vq(vqs[i]);
+			goto error_find;
 		}
 	}
 	return 0;
@@ -537,28 +563,20 @@ static int vp_find_vqs(struct virtio_device *vdev, unsigned nvqs,
 		       vq_callback_t *callbacks[],
 		       const char *names[])
 {
-	int vectors = 0;
-	int i, uninitialized_var(err);
-
-	/* How many vectors would we like? */
-	for (i = 0; i < nvqs; ++i)
-		if (callbacks[i])
-			++vectors;
+	int err;
 
-	/* We want at most one vector per queue and one for config changes. */
-	err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
-				 vectors + 1, true);
+	/* Try MSI-X with one vector per queue. */
+	err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names, true, true);
 	if (!err)
 		return 0;
-	/* Fallback to separate vectors for config and a shared for queues. */
+	/* Fallback: MSI-X with one vector for config, one shared for queues. */
 	err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
-				 2, false);
+				 true, false);
 	if (!err)
 		return 0;
 	/* Finally fall back to regular interrupts. */
-	err = vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
-				 0, false);
-	return err;
+	return vp_try_to_find_vqs(vdev, nvqs, vqs, callbacks, names,
+				  false, false);
 }
 
 static struct virtio_config_ops virtio_pci_config_ops = {
diff --git a/drivers/virtio/virtio_ring.c b/drivers/virtio/virtio_ring.c
index a882f2606515..fbd2ecde93e4 100644
--- a/drivers/virtio/virtio_ring.c
+++ b/drivers/virtio/virtio_ring.c
@@ -208,7 +208,11 @@ add_head:
 
 	pr_debug("Added buffer head %i to %p\n", head, vq);
 	END_USE(vq);
-	return 0;
+
+	/* If we're indirect, we can fit many (assuming not OOM). */
+	if (vq->indirect)
+		return vq->num_free ? vq->vring.num : 0;
+	return vq->num_free;
 }
 
 static void vring_kick(struct virtqueue *_vq)
@@ -281,6 +285,9 @@ static void *vring_get_buf(struct virtqueue *_vq, unsigned int *len)
 		return NULL;
 	}
 
+	/* Only get used array entries after they have been exposed by host. */
+	rmb();
+
 	i = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].id;
 	*len = vq->vring.used->ring[vq->last_used_idx%vq->vring.num].len;
 
diff --git a/drivers/vlynq/vlynq.c b/drivers/vlynq/vlynq.c
index f05d2a368367..9554ad5f9af7 100644
--- a/drivers/vlynq/vlynq.c
+++ b/drivers/vlynq/vlynq.c
@@ -28,7 +28,6 @@
 #include <linux/errno.h>
 #include <linux/platform_device.h>
 #include <linux/interrupt.h>
-#include <linux/device.h>
 #include <linux/delay.h>
 #include <linux/io.h>
 
@@ -703,7 +702,7 @@ static int vlynq_probe(struct platform_device *pdev)
 	dev->mem_start = mem_res->start;
 	dev->mem_end = mem_res->end;
 
-	len = regs_res->end - regs_res->start;
+	len = resource_size(regs_res);
 	if (!request_mem_region(regs_res->start, len, dev_name(&dev->dev))) {
 		printk(KERN_ERR "%s: Can't request vlynq registers\n",
 		       dev_name(&dev->dev));
diff --git a/drivers/w1/masters/ds2482.c b/drivers/w1/masters/ds2482.c
index df52cb355f7d..406caa6a71cb 100644
--- a/drivers/w1/masters/ds2482.c
+++ b/drivers/w1/masters/ds2482.c
@@ -24,19 +24,6 @@
 #include "../w1_int.h"
 
 /**
- * Address is selected using 2 pins, resulting in 4 possible addresses.
- *  0x18, 0x19, 0x1a, 0x1b
- * However, the chip cannot be detected without doing an i2c write,
- * so use the force module parameter.
- */
-static const unsigned short normal_i2c[] = { I2C_CLIENT_END };
-
-/**
- * Insmod parameters
- */
-I2C_CLIENT_INSMOD_1(ds2482);
-
-/**
  * The DS2482 registers - there are 3 registers that are addressed by a read
  * pointer. The read pointer is set by the last command executed.
  *
@@ -96,8 +83,6 @@ static const u8 ds2482_chan_rd[8] =
 
 static int ds2482_probe(struct i2c_client *client,
 			const struct i2c_device_id *id);
-static int ds2482_detect(struct i2c_client *client, int kind,
-			 struct i2c_board_info *info);
 static int ds2482_remove(struct i2c_client *client);
 
 
@@ -117,8 +102,6 @@ static struct i2c_driver ds2482_driver = {
 	.probe		= ds2482_probe,
 	.remove		= ds2482_remove,
 	.id_table	= ds2482_id,
-	.detect		= ds2482_detect,
-	.address_data	= &addr_data,
 };
 
 /*
@@ -425,19 +408,6 @@ static u8 ds2482_w1_reset_bus(void *data)
 }
 
 
-static int ds2482_detect(struct i2c_client *client, int kind,
-			 struct i2c_board_info *info)
-{
-	if (!i2c_check_functionality(client->adapter,
-				     I2C_FUNC_SMBUS_WRITE_BYTE_DATA |
-				     I2C_FUNC_SMBUS_BYTE))
-		return -ENODEV;
-
-	strlcpy(info->type, "ds2482", I2C_NAME_SIZE);
-
-	return 0;
-}
-
 static int ds2482_probe(struct i2c_client *client,
 			const struct i2c_device_id *id)
 {
@@ -446,6 +416,11 @@ static int ds2482_probe(struct i2c_client *client,
 	int temp1;
 	int idx;
 
+	if (!i2c_check_functionality(client->adapter,
+				     I2C_FUNC_SMBUS_WRITE_BYTE_DATA |
+				     I2C_FUNC_SMBUS_BYTE))
+		return -ENODEV;
+
 	if (!(data = kzalloc(sizeof(struct ds2482_data), GFP_KERNEL))) {
 		err = -ENOMEM;
 		goto exit;
diff --git a/drivers/w1/w1_netlink.c b/drivers/w1/w1_netlink.c
index 52ccb3d3a963..45c126fea31d 100644
--- a/drivers/w1/w1_netlink.c
+++ b/drivers/w1/w1_netlink.c
@@ -306,7 +306,7 @@ static int w1_netlink_send_error(struct cn_msg *rcmsg, struct w1_netlink_msg *rm
 	return error;
 }
 
-static void w1_cn_callback(struct cn_msg *msg)
+static void w1_cn_callback(struct cn_msg *msg, struct netlink_skb_parms *nsp)
 {
 	struct w1_netlink_msg *m = (struct w1_netlink_msg *)(msg + 1);
 	struct w1_netlink_cmd *cmd;
diff --git a/drivers/watchdog/Kconfig b/drivers/watchdog/Kconfig
index ff3eb8ff6bd7..3711b888d482 100644
--- a/drivers/watchdog/Kconfig
+++ b/drivers/watchdog/Kconfig
@@ -282,6 +282,13 @@ config NUC900_WATCHDOG
 	  To compile this driver as a module, choose M here: the
 	  module will be called nuc900_wdt.
 
+config ADX_WATCHDOG
+	tristate "Avionic Design Xanthos watchdog"
+	depends on ARCH_PXA_ADX
+	help
+	  Say Y here if you want support for the watchdog timer on Avionic
+	  Design Xanthos boards.
+
 # AVR32 Architecture
 
 config AT32AP700X_WDT
diff --git a/drivers/watchdog/Makefile b/drivers/watchdog/Makefile
index 348b3b862c99..699199b1baa6 100644
--- a/drivers/watchdog/Makefile
+++ b/drivers/watchdog/Makefile
@@ -45,6 +45,7 @@ obj-$(CONFIG_ORION_WATCHDOG) += orion_wdt.o
 obj-$(CONFIG_COH901327_WATCHDOG) += coh901327_wdt.o
 obj-$(CONFIG_STMP3XXX_WATCHDOG) += stmp3xxx_wdt.o
 obj-$(CONFIG_NUC900_WATCHDOG) += nuc900_wdt.o
+obj-$(CONFIG_ADX_WATCHDOG) += adx_wdt.o
 
 # AVR32 Architecture
 obj-$(CONFIG_AT32AP700X_WDT) += at32ap700x_wdt.o
diff --git a/drivers/watchdog/adx_wdt.c b/drivers/watchdog/adx_wdt.c
new file mode 100644
index 000000000000..77afb0acc500
--- /dev/null
+++ b/drivers/watchdog/adx_wdt.c
@@ -0,0 +1,354 @@
+/*
+ * Copyright (C) 2008-2009 Avionic Design GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ */
+
+#include <linux/fs.h>
+#include <linux/io.h>
+#include <linux/miscdevice.h>
+#include <linux/module.h>
+#include <linux/platform_device.h>
+#include <linux/types.h>
+#include <linux/uaccess.h>
+#include <linux/watchdog.h>
+
+#define WATCHDOG_NAME "adx-wdt"
+
+/* register offsets */
+#define	ADX_WDT_CONTROL		0x00
+#define	ADX_WDT_CONTROL_ENABLE	(1 << 0)
+#define	ADX_WDT_CONTROL_nRESET	(1 << 1)
+#define	ADX_WDT_TIMEOUT		0x08
+
+static struct platform_device *adx_wdt_dev;
+static unsigned long driver_open;
+
+#define	WDT_STATE_STOP	0
+#define	WDT_STATE_START	1
+
+struct adx_wdt {
+	void __iomem *base;
+	unsigned long timeout;
+	unsigned int state;
+	unsigned int wake;
+	spinlock_t lock;
+};
+
+static struct watchdog_info adx_wdt_info = {
+	.identity = "Avionic Design Xanthos Watchdog",
+	.options = WDIOF_SETTIMEOUT | WDIOF_KEEPALIVEPING,
+};
+
+static void adx_wdt_start_locked(struct adx_wdt *wdt)
+{
+	u32 ctrl;
+
+	ctrl = readl(wdt->base + ADX_WDT_CONTROL);
+	ctrl |= ADX_WDT_CONTROL_ENABLE;
+	writel(ctrl, wdt->base + ADX_WDT_CONTROL);
+	wdt->state = WDT_STATE_START;
+}
+
+static void adx_wdt_start(struct adx_wdt *wdt)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&wdt->lock, flags);
+	adx_wdt_start_locked(wdt);
+	spin_unlock_irqrestore(&wdt->lock, flags);
+}
+
+static void adx_wdt_stop_locked(struct adx_wdt *wdt)
+{
+	u32 ctrl;
+
+	ctrl = readl(wdt->base + ADX_WDT_CONTROL);
+	ctrl &= ~ADX_WDT_CONTROL_ENABLE;
+	writel(ctrl, wdt->base + ADX_WDT_CONTROL);
+	wdt->state = WDT_STATE_STOP;
+}
+
+static void adx_wdt_stop(struct adx_wdt *wdt)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&wdt->lock, flags);
+	adx_wdt_stop_locked(wdt);
+	spin_unlock_irqrestore(&wdt->lock, flags);
+}
+
+static void adx_wdt_set_timeout(struct adx_wdt *wdt, unsigned long seconds)
+{
+	unsigned long timeout = seconds * 1000;
+	unsigned long flags;
+	unsigned int state;
+
+	spin_lock_irqsave(&wdt->lock, flags);
+	state = wdt->state;
+	adx_wdt_stop_locked(wdt);
+	writel(timeout, wdt->base + ADX_WDT_TIMEOUT);
+
+	if (state == WDT_STATE_START)
+		adx_wdt_start_locked(wdt);
+
+	wdt->timeout = timeout;
+	spin_unlock_irqrestore(&wdt->lock, flags);
+}
+
+static void adx_wdt_get_timeout(struct adx_wdt *wdt, unsigned long *seconds)
+{
+	*seconds = wdt->timeout / 1000;
+}
+
+static void adx_wdt_keepalive(struct adx_wdt *wdt)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&wdt->lock, flags);
+	writel(wdt->timeout, wdt->base + ADX_WDT_TIMEOUT);
+	spin_unlock_irqrestore(&wdt->lock, flags);
+}
+
+static int adx_wdt_open(struct inode *inode, struct file *file)
+{
+	struct adx_wdt *wdt = platform_get_drvdata(adx_wdt_dev);
+
+	if (test_and_set_bit(0, &driver_open))
+		return -EBUSY;
+
+	file->private_data = wdt;
+	adx_wdt_set_timeout(wdt, 30);
+	adx_wdt_start(wdt);
+
+	return nonseekable_open(inode, file);
+}
+
+static int adx_wdt_release(struct inode *inode, struct file *file)
+{
+	struct adx_wdt *wdt = file->private_data;
+
+	adx_wdt_stop(wdt);
+	clear_bit(0, &driver_open);
+
+	return 0;
+}
+
+static long adx_wdt_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+	struct adx_wdt *wdt = file->private_data;
+	void __user *argp = (void __user *)arg;
+	unsigned long __user *p = argp;
+	unsigned long seconds = 0;
+	unsigned int options;
+	long ret = -EINVAL;
+
+	switch (cmd) {
+	case WDIOC_GETSUPPORT:
+		if (copy_to_user(argp, &adx_wdt_info, sizeof(adx_wdt_info)))
+			return -EFAULT;
+		else
+			return 0;
+
+	case WDIOC_GETSTATUS:
+	case WDIOC_GETBOOTSTATUS:
+		return put_user(0, p);
+
+	case WDIOC_KEEPALIVE:
+		adx_wdt_keepalive(wdt);
+		return 0;
+
+	case WDIOC_SETTIMEOUT:
+		if (get_user(seconds, p))
+			return -EFAULT;
+
+		adx_wdt_set_timeout(wdt, seconds);
+
+		/* fallthrough */
+	case WDIOC_GETTIMEOUT:
+		adx_wdt_get_timeout(wdt, &seconds);
+		return put_user(seconds, p);
+
+	case WDIOC_SETOPTIONS:
+		if (copy_from_user(&options, argp, sizeof(options)))
+			return -EFAULT;
+
+		if (options & WDIOS_DISABLECARD) {
+			adx_wdt_stop(wdt);
+			ret = 0;
+		}
+
+		if (options & WDIOS_ENABLECARD) {
+			adx_wdt_start(wdt);
+			ret = 0;
+		}
+
+		return ret;
+
+	default:
+		break;
+	}
+
+	return -ENOTTY;
+}
+
+static ssize_t adx_wdt_write(struct file *file, const char __user *data,
+		size_t len, loff_t *ppos)
+{
+	struct adx_wdt *wdt = file->private_data;
+
+	if (len)
+		adx_wdt_keepalive(wdt);
+
+	return len;
+}
+
+static const struct file_operations adx_wdt_fops = {
+	.owner = THIS_MODULE,
+	.llseek = no_llseek,
+	.open = adx_wdt_open,
+	.release = adx_wdt_release,
+	.unlocked_ioctl = adx_wdt_ioctl,
+	.write = adx_wdt_write,
+};
+
+static struct miscdevice adx_wdt_miscdev = {
+	.minor = WATCHDOG_MINOR,
+	.name = "watchdog",
+	.fops = &adx_wdt_fops,
+};
+
+static int __devinit adx_wdt_probe(struct platform_device *pdev)
+{
+	struct resource *res;
+	struct adx_wdt *wdt;
+	int ret = 0;
+	u32 ctrl;
+
+	wdt = devm_kzalloc(&pdev->dev, sizeof(*wdt), GFP_KERNEL);
+	if (!wdt) {
+		dev_err(&pdev->dev, "cannot allocate WDT structure\n");
+		return -ENOMEM;
+	}
+
+	spin_lock_init(&wdt->lock);
+
+	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+	if (!res) {
+		dev_err(&pdev->dev, "cannot obtain I/O memory region\n");
+		return -ENXIO;
+	}
+
+	res = devm_request_mem_region(&pdev->dev, res->start,
+			res->end - res->start + 1, res->name);
+	if (!res) {
+		dev_err(&pdev->dev, "cannot request I/O memory region\n");
+		return -ENXIO;
+	}
+
+	wdt->base = devm_ioremap_nocache(&pdev->dev, res->start,
+			res->end - res->start + 1);
+	if (!wdt->base) {
+		dev_err(&pdev->dev, "cannot remap I/O memory region\n");
+		return -ENXIO;
+	}
+
+	/* disable watchdog and reboot on timeout */
+	ctrl = readl(wdt->base + ADX_WDT_CONTROL);
+	ctrl &= ~ADX_WDT_CONTROL_ENABLE;
+	ctrl &= ~ADX_WDT_CONTROL_nRESET;
+	writel(ctrl, wdt->base + ADX_WDT_CONTROL);
+
+	platform_set_drvdata(pdev, wdt);
+	adx_wdt_dev = pdev;
+
+	ret = misc_register(&adx_wdt_miscdev);
+	if (ret) {
+		dev_err(&pdev->dev, "cannot register miscdev on minor %d "
+				"(err=%d)\n", WATCHDOG_MINOR, ret);
+		return ret;
+	}
+
+	return 0;
+}
+
+static int __devexit adx_wdt_remove(struct platform_device *pdev)
+{
+	struct adx_wdt *wdt = platform_get_drvdata(pdev);
+
+	misc_deregister(&adx_wdt_miscdev);
+	adx_wdt_stop(wdt);
+	platform_set_drvdata(pdev, NULL);
+
+	return 0;
+}
+
+static void adx_wdt_shutdown(struct platform_device *pdev)
+{
+	struct adx_wdt *wdt = platform_get_drvdata(pdev);
+	adx_wdt_stop(wdt);
+}
+
+#ifdef CONFIG_PM
+static int adx_wdt_suspend(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct adx_wdt *wdt = platform_get_drvdata(pdev);
+
+	wdt->wake = (wdt->state == WDT_STATE_START) ? 1 : 0;
+	adx_wdt_stop(wdt);
+
+	return 0;
+}
+
+static int adx_wdt_resume(struct device *dev)
+{
+	struct platform_device *pdev = to_platform_device(dev);
+	struct adx_wdt *wdt = platform_get_drvdata(pdev);
+
+	if (wdt->wake)
+		adx_wdt_start(wdt);
+
+	return 0;
+}
+
+static struct dev_pm_ops adx_wdt_pm_ops = {
+	.suspend = adx_wdt_suspend,
+	.resume = adx_wdt_resume,
+};
+
+#  define ADX_WDT_PM_OPS	(&adx_wdt_pm_ops)
+#else
+#  define ADX_WDT_PM_OPS	NULL
+#endif
+
+static struct platform_driver adx_wdt_driver = {
+	.probe = adx_wdt_probe,
+	.remove = __devexit_p(adx_wdt_remove),
+	.shutdown = adx_wdt_shutdown,
+	.driver = {
+		.name = WATCHDOG_NAME,
+		.owner = THIS_MODULE,
+		.pm = ADX_WDT_PM_OPS,
+	},
+};
+
+static int __init adx_wdt_init(void)
+{
+	return platform_driver_register(&adx_wdt_driver);
+}
+
+static void __exit adx_wdt_exit(void)
+{
+	platform_driver_unregister(&adx_wdt_driver);
+}
+
+module_init(adx_wdt_init);
+module_exit(adx_wdt_exit);
+
+MODULE_DESCRIPTION("Avionic Design Xanthos Watchdog Driver");
+MODULE_LICENSE("GPL v2");
+MODULE_AUTHOR("Thierry Reding <thierry.reding@avionic-design.de>");
+MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
diff --git a/drivers/watchdog/pnx4008_wdt.c b/drivers/watchdog/pnx4008_wdt.c
index f24d04132eda..4d227b152001 100644
--- a/drivers/watchdog/pnx4008_wdt.c
+++ b/drivers/watchdog/pnx4008_wdt.c
@@ -317,7 +317,7 @@ static int __devexit pnx4008_wdt_remove(struct platform_device *pdev)
 
 static struct platform_driver platform_wdt_driver = {
 	.driver = {
-		.name = "watchdog",
+		.name = "pnx4008-watchdog",
 		.owner	= THIS_MODULE,
 	},
 	.probe = pnx4008_wdt_probe,
@@ -352,4 +352,4 @@ MODULE_PARM_DESC(nowayout,
 
 MODULE_LICENSE("GPL");
 MODULE_ALIAS_MISCDEV(WATCHDOG_MINOR);
-MODULE_ALIAS("platform:watchdog");
+MODULE_ALIAS("platform:pnx4008-watchdog");
diff --git a/drivers/watchdog/riowd.c b/drivers/watchdog/riowd.c
index 1e8f02f440e6..d3c824dc2358 100644
--- a/drivers/watchdog/riowd.c
+++ b/drivers/watchdog/riowd.c
@@ -206,7 +206,7 @@ static int __devinit riowd_probe(struct of_device *op,
 
 	dev_set_drvdata(&op->dev, p);
 	riowd_device = p;
-	err = 0;
+	return 0;
 
 out_iounmap:
 	of_iounmap(&op->resource[0], p->regs, 2);
diff --git a/drivers/watchdog/sbc_fitpc2_wdt.c b/drivers/watchdog/sbc_fitpc2_wdt.c
index 852ca1977917..91430a89107c 100644
--- a/drivers/watchdog/sbc_fitpc2_wdt.c
+++ b/drivers/watchdog/sbc_fitpc2_wdt.c
@@ -227,7 +227,7 @@ static int __init fitpc2_wdt_init(void)
 	}
 
 	err = misc_register(&fitpc2_wdt_miscdev);
-	if (!err) {
+	if (err) {
 		pr_err("cannot register miscdev on minor=%d (err=%d)\n",
 							WATCHDOG_MINOR, err);
 		goto err_margin;
diff --git a/drivers/xen/balloon.c b/drivers/xen/balloon.c
index f5bbd9e83416..d31505b6f7a4 100644
--- a/drivers/xen/balloon.c
+++ b/drivers/xen/balloon.c
@@ -96,11 +96,7 @@ static struct balloon_stats balloon_stats;
 /* We increase/decrease in batches which fit in a page */
 static unsigned long frame_list[PAGE_SIZE / sizeof(unsigned long)];
 
-/* VM /proc information for memory */
-extern unsigned long totalram_pages;
-
 #ifdef CONFIG_HIGHMEM
-extern unsigned long totalhigh_pages;
 #define inc_totalhigh_pages() (totalhigh_pages++)
 #define dec_totalhigh_pages() (totalhigh_pages--)
 #else
@@ -214,7 +210,7 @@ static int increase_reservation(unsigned long nr_pages)
 	page = balloon_first_page();
 	for (i = 0; i < nr_pages; i++) {
 		BUG_ON(page == NULL);
-		frame_list[i] = page_to_pfn(page);;
+		frame_list[i] = page_to_pfn(page);
 		page = balloon_next_page(page);
 	}
 
diff --git a/drivers/xen/evtchn.c b/drivers/xen/evtchn.c
index af031950f9b1..79bedba44fee 100644
--- a/drivers/xen/evtchn.c
+++ b/drivers/xen/evtchn.c
@@ -38,7 +38,6 @@
 #include <linux/string.h>
 #include <linux/errno.h>
 #include <linux/fs.h>
-#include <linux/errno.h>
 #include <linux/miscdevice.h>
 #include <linux/major.h>
 #include <linux/proc_fs.h>
diff --git a/drivers/xen/xenfs/xenbus.c b/drivers/xen/xenfs/xenbus.c
index a9592d981b10..6c4269b836b7 100644
--- a/drivers/xen/xenfs/xenbus.c
+++ b/drivers/xen/xenfs/xenbus.c
@@ -43,6 +43,7 @@
 #include <linux/fs.h>
 #include <linux/poll.h>
 #include <linux/mutex.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/mount.h>
 #include <linux/pagemap.h>
diff --git a/firmware/Makefile b/firmware/Makefile
index ffe2663d49f2..f4ca0c7eb51c 100644
--- a/firmware/Makefile
+++ b/firmware/Makefile
@@ -46,15 +46,36 @@ fw-shipped-$(CONFIG_CHELSIO_T3) += cxgb3/t3b_psram-1.1.0.bin \
 				   cxgb3/ael2005_opt_edc.bin \
 				   cxgb3/ael2005_twx_edc.bin \
 				   cxgb3/ael2020_twx_edc.bin
+fw-shipped-$(CONFIG_DRM_MGA) += matrox/g200_warp.fw matrox/g400_warp.fw
+fw-shipped-$(CONFIG_DRM_R128) += r128/r128_cce.bin
+fw-shipped-$(CONFIG_DRM_RADEON) += radeon/R100_cp.bin radeon/R200_cp.bin \
+				   radeon/R300_cp.bin radeon/R420_cp.bin \
+				   radeon/RS690_cp.bin radeon/RS600_cp.bin \
+				   radeon/R520_cp.bin \
+				   radeon/R600_pfp.bin radeon/R600_me.bin \
+				   radeon/RV610_pfp.bin radeon/RV610_me.bin \
+				   radeon/RV630_pfp.bin radeon/RV630_me.bin \
+				   radeon/RV620_pfp.bin radeon/RV620_me.bin \
+				   radeon/RV635_pfp.bin radeon/RV635_me.bin \
+				   radeon/RV670_pfp.bin radeon/RV670_me.bin \
+				   radeon/RS780_pfp.bin radeon/RS780_me.bin \
+				   radeon/RV770_pfp.bin radeon/RV770_me.bin \
+				   radeon/RV730_pfp.bin radeon/RV730_me.bin \
+				   radeon/RV710_pfp.bin radeon/RV710_me.bin
 fw-shipped-$(CONFIG_DVB_AV7110) += av7110/bootcode.bin
 fw-shipped-$(CONFIG_DVB_TTUSB_BUDGET) += ttusb-budget/dspbootcode.bin
 fw-shipped-$(CONFIG_E100) += e100/d101m_ucode.bin e100/d101s_ucode.bin \
 			     e100/d102e_ucode.bin
 fw-shipped-$(CONFIG_MYRI_SBUS) += myricom/lanai.bin
-fw-shipped-$(CONFIG_PCMCIA_PCNET) += cis/LA-PCM.cis cis/PCMLM28.cis
+fw-shipped-$(CONFIG_PCMCIA_PCNET) += cis/LA-PCM.cis cis/PCMLM28.cis \
+				     cis/DP83903.cis cis/NE2K.cis \
+				     cis/tamarack.cis cis/PE-200.cis
 fw-shipped-$(CONFIG_PCMCIA_3C589) += cis/3CXEM556.cis
 fw-shipped-$(CONFIG_PCMCIA_3C574) += cis/3CCFEM556.cis
-fw-shipped-$(CONFIG_SERIAL_8250_CS) += cis/MT5634ZLX.cis cis/RS-COM-2P.cis
+fw-shipped-$(CONFIG_SERIAL_8250_CS) += cis/MT5634ZLX.cis cis/RS-COM-2P.cis \
+				       cis/COMpad2.cis cis/COMpad4.cis \
+				       cis/SW_555_SER.cis cis/SW_7xx_SER.cis \
+				       cis/SW_8xx_SER.cis
 fw-shipped-$(CONFIG_PCMCIA_SMC91C92) += ositech/Xilinx7OD.bin
 fw-shipped-$(CONFIG_SCSI_ADVANSYS) += advansys/mcode.bin advansys/38C1600.bin \
 				      advansys/3550.bin advansys/38C0800.bin
diff --git a/firmware/WHENCE b/firmware/WHENCE
index 82db5256a4e5..7a8adc06eb34 100644
--- a/firmware/WHENCE
+++ b/firmware/WHENCE
@@ -597,6 +597,10 @@ Driver: PCMCIA_PCNET - NE2000 compatible PCMCIA adapter
 
 File: cis/LA-PCM.cis
       cis/PCMLM28.cis
+      cis/DP83903.cis
+      cis/NE2K.cis
+      cis/tamarack.cis
+      cis/PE-200.cis
 
 Licence: GPL
 
@@ -628,6 +632,11 @@ Driver: SERIAL_8250_CS - Serial PCMCIA adapter
 
 File: cis/MT5634ZLX.cis
       cis/RS-COM-2P.cis
+      cis/COMpad2.cis
+      cis/COMpad4.cis
+      cis/SW_555_SER.cis
+      cis/SW_7xx_SER.cis
+      cis/SW_8xx_SER.cis
 
 Licence: GPL
 
@@ -727,3 +736,124 @@ Found in hex form in kernel source, with the following comment:
    Copyright (c) 1998-2002 by Paul Davis <pbd@op.net>
 
 --------------------------------------------------------------------------
+
+Driver: mga - Matrox G200/G400/G550
+
+File: matrox/g200_warp.fw
+File: matrox/g400_warp.fw
+
+Licence:
+
+Copyright 1999 Matrox Graphics Inc.
+All Rights Reserved.
+
+Permission is hereby granted, free of charge, to any person obtaining a
+copy of this software and associated documentation files (the "Software"),
+to deal in the Software without restriction, including without limitation
+the rights to use, copy, modify, merge, publish, distribute, sublicense,
+and/or sell copies of the Software, and to permit persons to whom the
+Software is furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included
+in all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+MATROX GRAPHICS INC., OR ANY OTHER CONTRIBUTORS BE LIABLE FOR ANY CLAIM,
+DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE
+OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Found in hex form in kernel source.
+
+--------------------------------------------------------------------------
+
+Driver: r128 - ATI Rage 128
+
+File: r128/r128_cce.bin
+
+Licence:
+
+Copyright 2000 Advanced Micro Devices, Inc.
+
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
+ * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
+ * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
+ * DEALINGS IN THE SOFTWARE.
+
+Found in decimal form in kernel source.
+
+--------------------------------------------------------------------------
+
+Driver: radeon - ATI Radeon
+
+File: radeon/R100_cp.bin
+File: radeon/R200_cp.bin
+File: radeon/R300_cp.bin
+File: radeon/R420_cp.bin
+File: radeon/RS600_cp.bin
+File: radeon/RS690_cp.bin
+File: radeon/R520_cp.bin
+File: radeon/R600_pfp.bin
+File: radeon/R600_me.bin
+File: radeon/RV610_pfp.bin
+File: radeon/RV610_me.bin
+File: radeon/RV630_pfp.bin
+File: radeon/RV630_me.bin
+File: radeon/RV620_pfp.bin
+File: radeon/RV620_me.bin
+File: radeon/RV635_pfp.bin
+File: radeon/RV635_me.bin
+File: radeon/RV670_pfp.bin
+File: radeon/RV670_me.bin
+File: radeon/RS780_pfp.bin
+File: radeon/RS780_me.bin
+File: radeon/RV770_pfp.bin
+File: radeon/RV770_me.bin
+File: radeon/RV730_pfp.bin
+File: radeon/RV730_me.bin
+File: radeon/RV710_pfp.bin
+File: radeon/RV710_me.bin
+
+Licence:
+
+ * Copyright 2007-2009 Advanced Micro Devices, Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the next
+ * paragraph) shall be included in all copies or substantial portions of the
+ * Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+
+Found in hex form in kernel source.
+
+--------------------------------------------------------------------------
diff --git a/firmware/cis/COMpad2.cis.ihex b/firmware/cis/COMpad2.cis.ihex
new file mode 100644
index 000000000000..1671c5e48caa
--- /dev/null
+++ b/firmware/cis/COMpad2.cis.ihex
@@ -0,0 +1,11 @@
+:1000000001030000FF151F0401414456414E5445B1
+:10001000434800434F4D7061642D33322F38350013
+:10002000312E300000FF210202011A0501050001F6
+:10003000031B0EC18118AA61E80207E8030730B864
+:100040009E1B08820108AA6030030F1B0883010869
+:10005000AA6040030F1B08840108AA6050030F1B0D
+:0D00600008850108AA6060030F1400FF006E
+:00000001FF
+#
+# Replacement CIS for Advantech COMpad-32/85
+#
diff --git a/firmware/cis/COMpad4.cis.ihex b/firmware/cis/COMpad4.cis.ihex
new file mode 100644
index 000000000000..27bbec1921b3
--- /dev/null
+++ b/firmware/cis/COMpad4.cis.ihex
@@ -0,0 +1,9 @@
+:1000000001030000FF151F0401414456414E5445B1
+:10001000434800434F4D7061642D33322F383542D1
+:100020002D34000000FF210202011A050102000127
+:10003000011B0BC18118AA6040021F30B89E1B082B
+:0C004000820108AA6040031F1400FF00AA
+:00000001FF
+#
+# Replacement CIS for Advantech COMpad-32/85B-4
+#
diff --git a/firmware/cis/DP83903.cis.ihex b/firmware/cis/DP83903.cis.ihex
new file mode 100644
index 000000000000..6d73ea3cf1b8
--- /dev/null
+++ b/firmware/cis/DP83903.cis.ihex
@@ -0,0 +1,14 @@
+:1000000001030000FF152904014D756C74696675C4
+:100010006E6374696F6E20436172640000004E531A
+:1000200043204D46204C414E2F4D6F64656D00FFBF
+:1000300020047501000021020000060B02004900A7
+:100040000000006A000000FF00130343495321022F
+:1000500006001A060517201077021B0C970179017C
+:10006000556530FFFF284000FF001303434953212B
+:100070000202001A060507401077021B09870119C2
+:0800800001552330FFFFFF00D2
+:00000001FF
+#
+# This CIS is for cards based on the National Semiconductor
+# DP83903 Multiple Function Interface Chip
+#
diff --git a/firmware/cis/NE2K.cis.ihex b/firmware/cis/NE2K.cis.ihex
new file mode 100644
index 000000000000..1bb40fc4759f
--- /dev/null
+++ b/firmware/cis/NE2K.cis.ihex
@@ -0,0 +1,8 @@
+:1000000001030000FF1515040150434D4349410011
+:1000100045746865726E6574000000FF2102060079
+:100020001A050120F803031B09E001190155653089
+:06003000FFFF1400FF00B9
+:00000001FF
+#
+# Replacement CIS for various busted NE2000-compatible cards
+#
diff --git a/firmware/cis/PE-200.cis.ihex b/firmware/cis/PE-200.cis.ihex
new file mode 100644
index 000000000000..e6dbdab6eb79
--- /dev/null
+++ b/firmware/cis/PE-200.cis.ihex
@@ -0,0 +1,9 @@
+:1000000001030000FF151E0401504D582020200060
+:1000100050452D3230300045544845524E4554002D
+:1000200052303100FF210206031A050101000101CF
+:100030001B0EC181190155E051000F100F30FFFF59
+:040040001400FF00A9
+:00000001FF
+#
+# Replacement CIS for PE-200 ethernet card
+#
diff --git a/firmware/cis/SW_555_SER.cis.ihex b/firmware/cis/SW_555_SER.cis.ihex
new file mode 100644
index 000000000000..9b9348acee7b
--- /dev/null
+++ b/firmware/cis/SW_555_SER.cis.ihex
@@ -0,0 +1,12 @@
+:100000000101FF17034100FF20043F0110072102F7
+:100010000200152A070053696572726120576972E0
+:10002000656C657373004169724361726420353594
+:1000300035004135353500526576203100FF1A050F
+:1000400001030007731B0BE00118A360F8030730DE
+:10005000BC3F1B08A10108A360F802071B08A2010E
+:1000600008A360E803071B08A30108A360E80207D0
+:0A0070001B04A40108231400FF0084
+:00000001FF
+#
+# Replacement CIS for AC555 provided by Sierra Wireless
+#
diff --git a/firmware/cis/SW_7xx_SER.cis.ihex b/firmware/cis/SW_7xx_SER.cis.ihex
new file mode 100644
index 000000000000..11e44ad86437
--- /dev/null
+++ b/firmware/cis/SW_7xx_SER.cis.ihex
@@ -0,0 +1,13 @@
+:100000000101FF17034100FF2004920110072102A4
+:1000100002001537070053696572726120576972D3
+:10002000656C6573730041433731302F4143373579
+:10003000300047505253204E6574776F726B2041E9
+:1000400064617074657200523100FF1A050103008B
+:1000500007731B10E00119784D555D25A360F80367
+:100060000730BC861B08A10108A360F802071B0823
+:10007000A20108A360E803071B08A30108A360E826
+:0C00800002071B04A40108231400FF0069
+:00000001FF
+#
+# Replacement CIS for AC7xx provided by Sierra Wireless
+#
diff --git a/firmware/cis/SW_8xx_SER.cis.ihex b/firmware/cis/SW_8xx_SER.cis.ihex
new file mode 100644
index 000000000000..bbcfe6348328
--- /dev/null
+++ b/firmware/cis/SW_8xx_SER.cis.ihex
@@ -0,0 +1,13 @@
+:100000000101FF17034100FF2004920110072102A4
+:100010000200152F070053696572726120576972DB
+:10002000656C657373004143383530003347204EAB
+:100030006574776F726B20416461707465720052F1
+:100040003100FF1A0501030007731B10E001197846
+:100050004D555D25A360F8480730BC861B08A101FB
+:1000600008A360F847071B08A20108A360E8480737
+:100070001B08A30108A360E847071B04A401082389
+:040080001400FF0069
+:00000001FF
+#
+# Replacement CIS for AC8xx provided by Sierra Wireless
+#
diff --git a/firmware/cis/tamarack.cis.ihex b/firmware/cis/tamarack.cis.ihex
new file mode 100644
index 000000000000..1e86547fb361
--- /dev/null
+++ b/firmware/cis/tamarack.cis.ihex
@@ -0,0 +1,10 @@
+:100000000103D400FF17034100FF152404015441EC
+:100010004D415241434B0045746865726E657400F2
+:10002000410030303437343331313830303100FF33
+:10003000210206001A050120F803031B14E08119B0
+:100040003F554D5D06864626E551000F100F30FFE7
+:05005000FF1400FF0099
+:00000001FF
+#
+# Replacement CIS for Surecom, Tamarack NE2000 cards
+#
diff --git a/firmware/ihex2fw.c b/firmware/ihex2fw.c
index 8f7fdaa9e010..5a03ba8c8364 100644
--- a/firmware/ihex2fw.c
+++ b/firmware/ihex2fw.c
@@ -56,7 +56,7 @@ static int output_records(int outfd);
 static int sort_records = 0;
 static int wide_records = 0;
 
-int usage(void)
+static int usage(void)
 {
 	fprintf(stderr, "ihex2fw: Convert ihex files into binary "
 		"representation for use by Linux kernel\n");
diff --git a/firmware/matrox/g200_warp.H16 b/firmware/matrox/g200_warp.H16
new file mode 100644
index 000000000000..5064b6f01bb4
--- /dev/null
+++ b/firmware/matrox/g200_warp.H16
@@ -0,0 +1,28 @@
+/*
+ * WARP pipes are named according to the functions they perform, where
+ *
+ *   - T stands for computation of texture stage 0
+ *   - T2 stands for computation of both texture stage 0 and texture stage 1
+ *   - G stands for computation of triangle intensity (Gouraud interpolation)
+ *   - Z stands for computation of Z buffer interpolation
+ *   - S stands for computation of specular highlight
+ *   - A stands for computation of the alpha channel
+ *   - F stands for computation of vertex fog interpolation
+ */
+/* TGZ */
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
+/* TGZF */
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
+/* TGZA */
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
+/* TGZAF */
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
+/* TGZS */
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
+/* TGZSF */
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
+/* TGZSA */
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
+/* TGZAF */
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
+:0000000001FF
diff --git a/firmware/matrox/g400_warp.H16 b/firmware/matrox/g400_warp.H16
new file mode 100644
index 000000000000..b432d1074d8d
--- /dev/null
+++ b/firmware/matrox/g400_warp.H16
@@ -0,0 +1,44 @@
+/*
+ * WARP pipes are named according to the functions they perform, where
+ *
+ *   - T stands for computation of texture stage 0
+ *   - T2 stands for computation of both texture stage 0 and texture stage 1
+ *   - G stands for computation of triangle intensity (Gouraud interpolation)
+ *   - Z stands for computation of Z buffer interpolation
+ *   - S stands for computation of specular highlight
+ *   - A stands for computation of the alpha channel
+ *   - F stands for computation of vertex fog interpolation
+ */
+/* TGZ */
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
+/* TGZF */
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
+/* TGZA */
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
+/* TGZAF */
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
+/* TGZS */
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
+/* TGZSF */
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
+/* TGZSA */
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
+/* TGZSAF */
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
+/* T2GZ */
+:0438000000008A98E9008000E80080A0E90000D8ECFF80C0E9008000E80A4050BF2A4060BF324151BF3A4161BFC36BD36B008A98E9737BC8EC96E241047B43A0E87353A0E8ADEE239F00E0510490E261043146B1E85141E0EC3967B1E8000446E27363A0E86141E0EC31003900788015EA100420046151E0EC2F4160EA312039201F42A0E82A4252BF0F52A0E81A4262BF1E5160EA737BC8EC0E6160EA324050BD224060BD124151BD3A4161BDBF2F0EBD97E27B723220222012203A203548B1E83D59B1E8463146BF563156BFB3E22D9F008000E8663166BF473947BF573957BF673967BF698007EA244120E935003D0000E02D7333720CE38D2F1EBD4375F8EC35203D2043432DDF53532DDFAE1E0EBD58E33366483548BF583558BF683568BF493D49BF593D59BF693D69BF63632DDF4D7DF8EC59E300E0B83833BF2D733076183A41E93F53A0E805803DEA3743A0E83D63A0E85070F8EC2B503CE91F0FBCE8008000E85978F8EC008000E815C020E915C020E915C020E915C020E91E1241E91A2241E9463746DF563F56DF2B403DE9663D66DF1D3241E9673D67DF473747DF573F57DF2A4020E9593F59DF163020E9693D69DF483748DF583F58DF12122DDF22222DDF32322DDF3A3A2DDF683D68DF493749DF3DCF74C037CF74C431532F9F348020E939E52C9F3C3D20E90A4454B0024464B02A4454B21A4464B225803AEA0A2002203DCF74C22A201A2030502E9F32315FE938212C9F33395FE931532F9F008000E82A4454B41A4464B439E52C9F383D20E988735EE92A201A202A4656BF1A4666BF31532F9F3E304FE939E52C9F3F384FE90A4757BF024767BF31532F9F3A314FE939E52C9F3B394FE92A4353BF1A4363BF30502E9F36314FE938212C9F37394FE90A4858BF024868BF31532F9F803157E939E52C9F813957E92A4959BF1A4969BF30502E9F823057E938212C9F833857E931532F9F84315EE939E52C9F85395EE9867657E98A3620E9877757E98B3EBFEA803057E9813857E9823157E9867857E9833957E9877957E9301F5FE98A3420E98B3C20E9375060BD570D20E9355161BD2B5020E91D37E1EA1E35E1EA00E00E77245120E99FFF20EA160E20E9572EBFEA0B46A0E81B56A0E82B66A0E80C47A0E81C57A0E82C67A0E80B001B002B0000E00C001C002C0000E00B651B652B6500E00C651C652C6500E00B1B60EC36D736AD2B8060EC0C1C60EC3ED73EAD2C8060EC0B2BDEE81B80DEE8368036BD3E803EBD33D70BBD3BD71BBD468046CF578057CF663366CF473B47CF563356CF673B67CF0B48A0E81B58A0E82B68A0E80C49A0E81C59A0E82C69A0E80B001B002B0000E00C001C002C0000E00B651B652B6500E00C651C652C6500E00B1B60EC34D734AD2B8060EC0C1C60EC3CD73CAD2C8060EC0B2BDEE81B80DEE8348034BD3C803CBD33D70BBD3BD71BBD488048CF598059CF683368CF493B49CFBEFF20EA008000E8583358CF693B69CF7DFF20EA57C0BFEA0080A0E90000D8ECAC
+/* T2GZF */
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
+/* T2GZA */
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
+/* T2GZAF */
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
+/* T2GZS */
+: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
+/* T2GZSF */
+: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
+/* T2GZSA */
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
+/* T2GZSAF */
+: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
+:0000000001FF
diff --git a/firmware/r128/r128_cce.bin.ihex b/firmware/r128/r128_cce.bin.ihex
new file mode 100644
index 000000000000..4831315d7b99
--- /dev/null
+++ b/firmware/r128/r128_cce.bin.ihex
@@ -0,0 +1,129 @@
+:1000000000000000108038000000000010003800E0
+:10001000000000020000008E0000000200000091BD
+:1000200000000000402E2423000000006062124FF8
+:10003000000000002E2B596D000000007677753E01
+:1000400000000000898984820000000023BC8B0D21
+:10005000000000002323232300000000238DABB405
+:1000600000000000232323230000000100B028002B
+:100070000000000100032800000000010004C0008F
+:100080000000000100030800000000023660300E8E
+:100090000000000B00040000000000000000000051
+:1000A000000000010200151D0000000100001D0EEF
+:1000B00000000001000039D900000001000019D73C
+:1000C0000000000C0000001C00000001000019D618
+:1000D0000000000C0000001C0000000200000017DF
+:1000E0000000000B01200000000000000100358A24
+:1000F0000000000100064000000000090000001E92
+:100100000000000108D015B4000000101910100004
+:100110000000000300002000000000000000280094
+:1001200000000001000308000000000100003D0E77
+:10013000000000010000C8000000000A0000882A3A
+:10014000000000090000002A000000010200150F55
+:1001500000000002000028240000000100003D65AE
+:100160000000000100003D66000000020000002BBE
+:100170000000000100F32DB4000000012200D8BFF0
+:100180000000000100E088BF0000000C1333383786
+:1001900000000001020615650000000C0000003799
+:1001A00000000001020015640000000100003D662F
+:1001B000000000020000002E000000040020083AA9
+:1001C0000000000100080800000000010006C0FF58
+:1001D000000000040040003D000000010007C800CE
+:1001E00000000001000700FF000000030000000005
+:1001F0000000000C0000005C000000020000002E67
+:100200000000000C000000B00000000100003D767E
+:100210000000000100032800000000010000480069
+:1002200000000001000208000000000106001D0E91
+:1002300000000001000248000000000100028800E8
+:100240000000000100F3C5F80000000100100000EC
+:10025000000000060030004E0000000100003D6379
+:100260000000001080303DF0000000021000384314
+:1002700000000002000028430000000C000000B055
+:100280000000000100003D760000000100003D7705
+:100290000000000100003D0E0000000100003D0FC5
+:1002A000000000010050280000000006003000524D
+:1002B0000000001080303DF00000000100003DF81B
+:1002C00000000002000000520000000100053D0E89
+:1002D0000000000100103D0F00000002003000553A
+:1002E0000000000100003D700000000100001E89B8
+:1002F0000000000100003D710000000300003D729D
+:100300000000000C0000005C000000020000006221
+:100310000000000100003F280000000100003F270E
+:100320000000000100003E820000000100003E8845
+:100330000000000100003E660000000100003E6772
+:100340000000000100003E760000000100003E6851
+:100350000000000100003E690000000100003E6C4A
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diff --git a/firmware/radeon/R100_cp.bin.ihex b/firmware/radeon/R100_cp.bin.ihex
new file mode 100644
index 000000000000..151647b04fc4
--- /dev/null
+++ b/firmware/radeon/R100_cp.bin.ihex
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diff --git a/firmware/radeon/R200_cp.bin.ihex b/firmware/radeon/R200_cp.bin.ihex
new file mode 100644
index 000000000000..3a0bd73111c4
--- /dev/null
+++ b/firmware/radeon/R200_cp.bin.ihex
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diff --git a/firmware/radeon/R300_cp.bin.ihex b/firmware/radeon/R300_cp.bin.ihex
new file mode 100644
index 000000000000..d307d56882c9
--- /dev/null
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diff --git a/firmware/radeon/R420_cp.bin.ihex b/firmware/radeon/R420_cp.bin.ihex
new file mode 100644
index 000000000000..3815891275f9
--- /dev/null
+++ b/firmware/radeon/R420_cp.bin.ihex
@@ -0,0 +1,130 @@
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diff --git a/firmware/radeon/RS600_cp.bin.ihex b/firmware/radeon/RS600_cp.bin.ihex
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diff --git a/firmware/radeon/RS780_me.bin.ihex b/firmware/radeon/RS780_me.bin.ihex
new file mode 100644
index 000000000000..6479c106b91f
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diff --git a/firmware/radeon/RS780_pfp.bin.ihex b/firmware/radeon/RS780_pfp.bin.ihex
new file mode 100644
index 000000000000..40880411e785
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index 000000000000..ba19ed892920
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new file mode 100644
index 000000000000..f55292c97b79
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diff --git a/firmware/radeon/RV620_me.bin.ihex b/firmware/radeon/RV620_me.bin.ihex
new file mode 100644
index 000000000000..ba19ed892920
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diff --git a/firmware/radeon/RV710_pfp.bin.ihex b/firmware/radeon/RV710_pfp.bin.ihex
new file mode 100644
index 000000000000..3d811ff0a1a8
--- /dev/null
+++ b/firmware/radeon/RV710_pfp.bin.ihex
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diff --git a/firmware/radeon/RV770_me.bin.ihex b/firmware/radeon/RV770_me.bin.ihex
new file mode 100644
index 000000000000..a0e16990a20a
--- /dev/null
+++ b/firmware/radeon/RV770_me.bin.ihex
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diff --git a/firmware/radeon/RV770_pfp.bin.ihex b/firmware/radeon/RV770_pfp.bin.ihex
new file mode 100644
index 000000000000..a2d1619107de
--- /dev/null
+++ b/firmware/radeon/RV770_pfp.bin.ihex
@@ -0,0 +1,213 @@
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diff --git a/fs/9p/Kconfig b/fs/9p/Kconfig
index 74e0723e90bc..795233702a4e 100644
--- a/fs/9p/Kconfig
+++ b/fs/9p/Kconfig
@@ -8,3 +8,12 @@ config 9P_FS
 	  See <http://v9fs.sf.net> for more information.
 
 	  If unsure, say N.
+
+config 9P_FSCACHE
+	bool "Enable 9P client caching support (EXPERIMENTAL)"
+	depends on EXPERIMENTAL
+	depends on 9P_FS=m && FSCACHE || 9P_FS=y && FSCACHE=y
+	help
+	  Choose Y here to enable persistent, read-only local
+	  caching support for 9p clients using FS-Cache
+
diff --git a/fs/9p/Makefile b/fs/9p/Makefile
index bc7f0d1551e6..1a940ec7af61 100644
--- a/fs/9p/Makefile
+++ b/fs/9p/Makefile
@@ -8,5 +8,6 @@ obj-$(CONFIG_9P_FS) := 9p.o
 	vfs_dir.o \
 	vfs_dentry.o \
 	v9fs.o \
-	fid.o \
+	fid.o
 
+9p-$(CONFIG_9P_FSCACHE) += cache.o
diff --git a/fs/9p/cache.c b/fs/9p/cache.c
new file mode 100644
index 000000000000..bcc5357a9069
--- /dev/null
+++ b/fs/9p/cache.c
@@ -0,0 +1,462 @@
+/*
+ * V9FS cache definitions.
+ *
+ *  Copyright (C) 2009 by Abhishek Kulkarni <adkulkar@umail.iu.edu>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2
+ *  as published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to:
+ *  Free Software Foundation
+ *  51 Franklin Street, Fifth Floor
+ *  Boston, MA  02111-1301  USA
+ *
+ */
+
+#include <linux/jiffies.h>
+#include <linux/file.h>
+#include <linux/stat.h>
+#include <linux/sched.h>
+#include <linux/fs.h>
+#include <net/9p/9p.h>
+
+#include "v9fs.h"
+#include "cache.h"
+
+#define CACHETAG_LEN  11
+
+struct kmem_cache *vcookie_cache;
+
+struct fscache_netfs v9fs_cache_netfs = {
+	.name 		= "9p",
+	.version 	= 0,
+};
+
+static void init_once(void *foo)
+{
+	struct v9fs_cookie *vcookie = (struct v9fs_cookie *) foo;
+	vcookie->fscache = NULL;
+	vcookie->qid = NULL;
+	inode_init_once(&vcookie->inode);
+}
+
+/**
+ * v9fs_init_vcookiecache - initialize a cache for vcookies to maintain
+ *			    vcookie to inode mapping
+ *
+ * Returns 0 on success.
+ */
+
+static int v9fs_init_vcookiecache(void)
+{
+	vcookie_cache = kmem_cache_create("vcookie_cache",
+					  sizeof(struct v9fs_cookie),
+					  0, (SLAB_RECLAIM_ACCOUNT|
+					      SLAB_MEM_SPREAD),
+					  init_once);
+	if (!vcookie_cache)
+		return -ENOMEM;
+
+	return 0;
+}
+
+/**
+ * v9fs_destroy_vcookiecache - destroy the cache of vcookies
+ *
+ */
+
+static void v9fs_destroy_vcookiecache(void)
+{
+	kmem_cache_destroy(vcookie_cache);
+}
+
+int __v9fs_cache_register(void)
+{
+	int ret;
+	ret = v9fs_init_vcookiecache();
+	if (ret < 0)
+		return ret;
+
+	return fscache_register_netfs(&v9fs_cache_netfs);
+}
+
+void __v9fs_cache_unregister(void)
+{
+	v9fs_destroy_vcookiecache();
+	fscache_unregister_netfs(&v9fs_cache_netfs);
+}
+
+/**
+ * v9fs_random_cachetag - Generate a random tag to be associated
+ *			  with a new cache session.
+ *
+ * The value of jiffies is used for a fairly randomly cache tag.
+ */
+
+static
+int v9fs_random_cachetag(struct v9fs_session_info *v9ses)
+{
+	v9ses->cachetag = kmalloc(CACHETAG_LEN, GFP_KERNEL);
+	if (!v9ses->cachetag)
+		return -ENOMEM;
+
+	return scnprintf(v9ses->cachetag, CACHETAG_LEN, "%lu", jiffies);
+}
+
+static uint16_t v9fs_cache_session_get_key(const void *cookie_netfs_data,
+					   void *buffer, uint16_t bufmax)
+{
+	struct v9fs_session_info *v9ses;
+	uint16_t klen = 0;
+
+	v9ses = (struct v9fs_session_info *)cookie_netfs_data;
+	P9_DPRINTK(P9_DEBUG_FSC, "session %p buf %p size %u", v9ses,
+		   buffer, bufmax);
+
+	if (v9ses->cachetag)
+		klen = strlen(v9ses->cachetag);
+
+	if (klen > bufmax)
+		return 0;
+
+	memcpy(buffer, v9ses->cachetag, klen);
+	P9_DPRINTK(P9_DEBUG_FSC, "cache session tag %s", v9ses->cachetag);
+	return klen;
+}
+
+const struct fscache_cookie_def v9fs_cache_session_index_def = {
+	.name 		= "9P.session",
+	.type 		= FSCACHE_COOKIE_TYPE_INDEX,
+	.get_key 	= v9fs_cache_session_get_key,
+};
+
+void v9fs_cache_session_get_cookie(struct v9fs_session_info *v9ses)
+{
+	/* If no cache session tag was specified, we generate a random one. */
+	if (!v9ses->cachetag)
+		v9fs_random_cachetag(v9ses);
+
+	v9ses->fscache = fscache_acquire_cookie(v9fs_cache_netfs.primary_index,
+						&v9fs_cache_session_index_def,
+						v9ses);
+	P9_DPRINTK(P9_DEBUG_FSC, "session %p get cookie %p", v9ses,
+		   v9ses->fscache);
+}
+
+void v9fs_cache_session_put_cookie(struct v9fs_session_info *v9ses)
+{
+	P9_DPRINTK(P9_DEBUG_FSC, "session %p put cookie %p", v9ses,
+		   v9ses->fscache);
+	fscache_relinquish_cookie(v9ses->fscache, 0);
+	v9ses->fscache = NULL;
+}
+
+
+static uint16_t v9fs_cache_inode_get_key(const void *cookie_netfs_data,
+					 void *buffer, uint16_t bufmax)
+{
+	const struct v9fs_cookie *vcookie = cookie_netfs_data;
+	memcpy(buffer, &vcookie->qid->path, sizeof(vcookie->qid->path));
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p get key %llu", &vcookie->inode,
+		   vcookie->qid->path);
+	return sizeof(vcookie->qid->path);
+}
+
+static void v9fs_cache_inode_get_attr(const void *cookie_netfs_data,
+				      uint64_t *size)
+{
+	const struct v9fs_cookie *vcookie = cookie_netfs_data;
+	*size = i_size_read(&vcookie->inode);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p get attr %llu", &vcookie->inode,
+		   *size);
+}
+
+static uint16_t v9fs_cache_inode_get_aux(const void *cookie_netfs_data,
+					 void *buffer, uint16_t buflen)
+{
+	const struct v9fs_cookie *vcookie = cookie_netfs_data;
+	memcpy(buffer, &vcookie->qid->version, sizeof(vcookie->qid->version));
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p get aux %u", &vcookie->inode,
+		   vcookie->qid->version);
+	return sizeof(vcookie->qid->version);
+}
+
+static enum
+fscache_checkaux v9fs_cache_inode_check_aux(void *cookie_netfs_data,
+					    const void *buffer,
+					    uint16_t buflen)
+{
+	const struct v9fs_cookie *vcookie = cookie_netfs_data;
+
+	if (buflen != sizeof(vcookie->qid->version))
+		return FSCACHE_CHECKAUX_OBSOLETE;
+
+	if (memcmp(buffer, &vcookie->qid->version,
+		   sizeof(vcookie->qid->version)))
+		return FSCACHE_CHECKAUX_OBSOLETE;
+
+	return FSCACHE_CHECKAUX_OKAY;
+}
+
+static void v9fs_cache_inode_now_uncached(void *cookie_netfs_data)
+{
+	struct v9fs_cookie *vcookie = cookie_netfs_data;
+	struct pagevec pvec;
+	pgoff_t first;
+	int loop, nr_pages;
+
+	pagevec_init(&pvec, 0);
+	first = 0;
+
+	for (;;) {
+		nr_pages = pagevec_lookup(&pvec, vcookie->inode.i_mapping,
+					  first,
+					  PAGEVEC_SIZE - pagevec_count(&pvec));
+		if (!nr_pages)
+			break;
+
+		for (loop = 0; loop < nr_pages; loop++)
+			ClearPageFsCache(pvec.pages[loop]);
+
+		first = pvec.pages[nr_pages - 1]->index + 1;
+
+		pvec.nr = nr_pages;
+		pagevec_release(&pvec);
+		cond_resched();
+	}
+}
+
+const struct fscache_cookie_def v9fs_cache_inode_index_def = {
+	.name		= "9p.inode",
+	.type		= FSCACHE_COOKIE_TYPE_DATAFILE,
+	.get_key	= v9fs_cache_inode_get_key,
+	.get_attr	= v9fs_cache_inode_get_attr,
+	.get_aux	= v9fs_cache_inode_get_aux,
+	.check_aux	= v9fs_cache_inode_check_aux,
+	.now_uncached	= v9fs_cache_inode_now_uncached,
+};
+
+void v9fs_cache_inode_get_cookie(struct inode *inode)
+{
+	struct v9fs_cookie *vcookie;
+	struct v9fs_session_info *v9ses;
+
+	if (!S_ISREG(inode->i_mode))
+		return;
+
+	vcookie = v9fs_inode2cookie(inode);
+	if (vcookie->fscache)
+		return;
+
+	v9ses = v9fs_inode2v9ses(inode);
+	vcookie->fscache = fscache_acquire_cookie(v9ses->fscache,
+						  &v9fs_cache_inode_index_def,
+						  vcookie);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p get cookie %p", inode,
+		   vcookie->fscache);
+}
+
+void v9fs_cache_inode_put_cookie(struct inode *inode)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	if (!vcookie->fscache)
+		return;
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p put cookie %p", inode,
+		   vcookie->fscache);
+
+	fscache_relinquish_cookie(vcookie->fscache, 0);
+	vcookie->fscache = NULL;
+}
+
+void v9fs_cache_inode_flush_cookie(struct inode *inode)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	if (!vcookie->fscache)
+		return;
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p flush cookie %p", inode,
+		   vcookie->fscache);
+
+	fscache_relinquish_cookie(vcookie->fscache, 1);
+	vcookie->fscache = NULL;
+}
+
+void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *filp)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+	struct p9_fid *fid;
+
+	if (!vcookie->fscache)
+		return;
+
+	spin_lock(&vcookie->lock);
+	fid = filp->private_data;
+	if ((filp->f_flags & O_ACCMODE) != O_RDONLY)
+		v9fs_cache_inode_flush_cookie(inode);
+	else
+		v9fs_cache_inode_get_cookie(inode);
+
+	spin_unlock(&vcookie->lock);
+}
+
+void v9fs_cache_inode_reset_cookie(struct inode *inode)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+	struct v9fs_session_info *v9ses;
+	struct fscache_cookie *old;
+
+	if (!vcookie->fscache)
+		return;
+
+	old = vcookie->fscache;
+
+	spin_lock(&vcookie->lock);
+	fscache_relinquish_cookie(vcookie->fscache, 1);
+
+	v9ses = v9fs_inode2v9ses(inode);
+	vcookie->fscache = fscache_acquire_cookie(v9ses->fscache,
+						  &v9fs_cache_inode_index_def,
+						  vcookie);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p revalidating cookie old %p new %p",
+		   inode, old, vcookie->fscache);
+
+	spin_unlock(&vcookie->lock);
+}
+
+int __v9fs_fscache_release_page(struct page *page, gfp_t gfp)
+{
+	struct inode *inode = page->mapping->host;
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	BUG_ON(!vcookie->fscache);
+
+	return fscache_maybe_release_page(vnode->cache, page, gfp);
+}
+
+void __v9fs_fscache_invalidate_page(struct page *page)
+{
+	struct inode *inode = page->mapping->host;
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	BUG_ON(!vcookie->fscache);
+
+	if (PageFsCache(page)) {
+		fscache_wait_on_page_write(vcookie->fscache, page);
+		BUG_ON(!PageLocked(page));
+		fscache_uncache_page(vcookie->fscache, page);
+	}
+}
+
+static void v9fs_vfs_readpage_complete(struct page *page, void *data,
+				       int error)
+{
+	if (!error)
+		SetPageUptodate(page);
+
+	unlock_page(page);
+}
+
+/**
+ * __v9fs_readpage_from_fscache - read a page from cache
+ *
+ * Returns 0 if the pages are in cache and a BIO is submitted,
+ * 1 if the pages are not in cache and -error otherwise.
+ */
+
+int __v9fs_readpage_from_fscache(struct inode *inode, struct page *page)
+{
+	int ret;
+	const struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p page %p", inode, page);
+	if (!vcookie->fscache)
+		return -ENOBUFS;
+
+	ret = fscache_read_or_alloc_page(vcookie->fscache,
+					 page,
+					 v9fs_vfs_readpage_complete,
+					 NULL,
+					 GFP_KERNEL);
+	switch (ret) {
+	case -ENOBUFS:
+	case -ENODATA:
+		P9_DPRINTK(P9_DEBUG_FSC, "page/inode not in cache %d", ret);
+		return 1;
+	case 0:
+		P9_DPRINTK(P9_DEBUG_FSC, "BIO submitted");
+		return ret;
+	default:
+		P9_DPRINTK(P9_DEBUG_FSC, "ret %d", ret);
+		return ret;
+	}
+}
+
+/**
+ * __v9fs_readpages_from_fscache - read multiple pages from cache
+ *
+ * Returns 0 if the pages are in cache and a BIO is submitted,
+ * 1 if the pages are not in cache and -error otherwise.
+ */
+
+int __v9fs_readpages_from_fscache(struct inode *inode,
+				  struct address_space *mapping,
+				  struct list_head *pages,
+				  unsigned *nr_pages)
+{
+	int ret;
+	const struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p pages %u", inode, *nr_pages);
+	if (!vcookie->fscache)
+		return -ENOBUFS;
+
+	ret = fscache_read_or_alloc_pages(vcookie->fscache,
+					  mapping, pages, nr_pages,
+					  v9fs_vfs_readpage_complete,
+					  NULL,
+					  mapping_gfp_mask(mapping));
+	switch (ret) {
+	case -ENOBUFS:
+	case -ENODATA:
+		P9_DPRINTK(P9_DEBUG_FSC, "pages/inodes not in cache %d", ret);
+		return 1;
+	case 0:
+		BUG_ON(!list_empty(pages));
+		BUG_ON(*nr_pages != 0);
+		P9_DPRINTK(P9_DEBUG_FSC, "BIO submitted");
+		return ret;
+	default:
+		P9_DPRINTK(P9_DEBUG_FSC, "ret %d", ret);
+		return ret;
+	}
+}
+
+/**
+ * __v9fs_readpage_to_fscache - write a page to the cache
+ *
+ */
+
+void __v9fs_readpage_to_fscache(struct inode *inode, struct page *page)
+{
+	int ret;
+	const struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+
+	P9_DPRINTK(P9_DEBUG_FSC, "inode %p page %p", inode, page);
+	ret = fscache_write_page(vcookie->fscache, page, GFP_KERNEL);
+	P9_DPRINTK(P9_DEBUG_FSC, "ret =  %d", ret);
+	if (ret != 0)
+		v9fs_uncache_page(inode, page);
+}
diff --git a/fs/9p/cache.h b/fs/9p/cache.h
new file mode 100644
index 000000000000..a94192bfaee8
--- /dev/null
+++ b/fs/9p/cache.h
@@ -0,0 +1,176 @@
+/*
+ * V9FS cache definitions.
+ *
+ *  Copyright (C) 2009 by Abhishek Kulkarni <adkulkar@umail.iu.edu>
+ *
+ *  This program is free software; you can redistribute it and/or modify
+ *  it under the terms of the GNU General Public License version 2
+ *  as published by the Free Software Foundation.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU General Public License for more details.
+ *
+ *  You should have received a copy of the GNU General Public License
+ *  along with this program; if not, write to:
+ *  Free Software Foundation
+ *  51 Franklin Street, Fifth Floor
+ *  Boston, MA  02111-1301  USA
+ *
+ */
+
+#ifndef _9P_CACHE_H
+#ifdef CONFIG_9P_FSCACHE
+#include <linux/fscache.h>
+#include <linux/spinlock.h>
+
+extern struct kmem_cache *vcookie_cache;
+
+struct v9fs_cookie {
+	spinlock_t lock;
+	struct inode inode;
+	struct fscache_cookie *fscache;
+	struct p9_qid *qid;
+};
+
+static inline struct v9fs_cookie *v9fs_inode2cookie(const struct inode *inode)
+{
+	return container_of(inode, struct v9fs_cookie, inode);
+}
+
+extern struct fscache_netfs v9fs_cache_netfs;
+extern const struct fscache_cookie_def v9fs_cache_session_index_def;
+extern const struct fscache_cookie_def v9fs_cache_inode_index_def;
+
+extern void v9fs_cache_session_get_cookie(struct v9fs_session_info *v9ses);
+extern void v9fs_cache_session_put_cookie(struct v9fs_session_info *v9ses);
+
+extern void v9fs_cache_inode_get_cookie(struct inode *inode);
+extern void v9fs_cache_inode_put_cookie(struct inode *inode);
+extern void v9fs_cache_inode_flush_cookie(struct inode *inode);
+extern void v9fs_cache_inode_set_cookie(struct inode *inode, struct file *filp);
+extern void v9fs_cache_inode_reset_cookie(struct inode *inode);
+
+extern int __v9fs_cache_register(void);
+extern void __v9fs_cache_unregister(void);
+
+extern int __v9fs_fscache_release_page(struct page *page, gfp_t gfp);
+extern void __v9fs_fscache_invalidate_page(struct page *page);
+extern int __v9fs_readpage_from_fscache(struct inode *inode,
+					struct page *page);
+extern int __v9fs_readpages_from_fscache(struct inode *inode,
+					 struct address_space *mapping,
+					 struct list_head *pages,
+					 unsigned *nr_pages);
+extern void __v9fs_readpage_to_fscache(struct inode *inode, struct page *page);
+
+
+/**
+ * v9fs_cache_register - Register v9fs file system with the cache
+ */
+static inline int v9fs_cache_register(void)
+{
+	return __v9fs_cache_register();
+}
+
+/**
+ * v9fs_cache_unregister - Unregister v9fs from the cache
+ */
+static inline void v9fs_cache_unregister(void)
+{
+	__v9fs_cache_unregister();
+}
+
+static inline int v9fs_fscache_release_page(struct page *page,
+					    gfp_t gfp)
+{
+	return __v9fs_fscache_release_page(page, gfp);
+}
+
+static inline void v9fs_fscache_invalidate_page(struct page *page)
+{
+	__v9fs_fscache_invalidate_page(page);
+}
+
+static inline int v9fs_readpage_from_fscache(struct inode *inode,
+					     struct page *page)
+{
+	return __v9fs_readpage_from_fscache(inode, page);
+}
+
+static inline int v9fs_readpages_from_fscache(struct inode *inode,
+					      struct address_space *mapping,
+					      struct list_head *pages,
+					      unsigned *nr_pages)
+{
+	return __v9fs_readpages_from_fscache(inode, mapping, pages,
+					     nr_pages);
+}
+
+static inline void v9fs_readpage_to_fscache(struct inode *inode,
+					    struct page *page)
+{
+	if (PageFsCache(page))
+		__v9fs_readpage_to_fscache(inode, page);
+}
+
+static inline void v9fs_uncache_page(struct inode *inode, struct page *page)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+	fscache_uncache_page(vcookie->fscache, page);
+	BUG_ON(PageFsCache(page));
+}
+
+static inline void v9fs_vcookie_set_qid(struct inode *inode,
+					struct p9_qid *qid)
+{
+	struct v9fs_cookie *vcookie = v9fs_inode2cookie(inode);
+	spin_lock(&vcookie->lock);
+	vcookie->qid = qid;
+	spin_unlock(&vcookie->lock);
+}
+
+#else /* CONFIG_9P_FSCACHE */
+
+static inline int v9fs_cache_register(void)
+{
+	return 1;
+}
+
+static inline void v9fs_cache_unregister(void) {}
+
+static inline int v9fs_fscache_release_page(struct page *page,
+					    gfp_t gfp) {
+	return 1;
+}
+
+static inline void v9fs_fscache_invalidate_page(struct page *page) {}
+
+static inline int v9fs_readpage_from_fscache(struct inode *inode,
+					     struct page *page)
+{
+	return -ENOBUFS;
+}
+
+static inline int v9fs_readpages_from_fscache(struct inode *inode,
+					      struct address_space *mapping,
+					      struct list_head *pages,
+					      unsigned *nr_pages)
+{
+	return -ENOBUFS;
+}
+
+static inline void v9fs_readpage_to_fscache(struct inode *inode,
+					    struct page *page)
+{}
+
+static inline void v9fs_uncache_page(struct inode *inode, struct page *page)
+{}
+
+static inline void v9fs_vcookie_set_qid(struct inode *inode,
+					struct p9_qid *qid)
+{}
+
+#endif /* CONFIG_9P_FSCACHE */
+#endif /* _9P_CACHE_H */
diff --git a/fs/9p/v9fs.c b/fs/9p/v9fs.c
index f7003cfac63d..cf62b05e296a 100644
--- a/fs/9p/v9fs.c
+++ b/fs/9p/v9fs.c
@@ -34,21 +34,25 @@
 #include <net/9p/transport.h>
 #include "v9fs.h"
 #include "v9fs_vfs.h"
+#include "cache.h"
+
+static DEFINE_SPINLOCK(v9fs_sessionlist_lock);
+static LIST_HEAD(v9fs_sessionlist);
 
 /*
-  * Option Parsing (code inspired by NFS code)
-  *  NOTE: each transport will parse its own options
-  */
+ * Option Parsing (code inspired by NFS code)
+ *  NOTE: each transport will parse its own options
+ */
 
 enum {
 	/* Options that take integer arguments */
 	Opt_debug, Opt_dfltuid, Opt_dfltgid, Opt_afid,
 	/* String options */
-	Opt_uname, Opt_remotename, Opt_trans,
+	Opt_uname, Opt_remotename, Opt_trans, Opt_cache, Opt_cachetag,
 	/* Options that take no arguments */
 	Opt_nodevmap,
 	/* Cache options */
-	Opt_cache_loose,
+	Opt_cache_loose, Opt_fscache,
 	/* Access options */
 	Opt_access,
 	/* Error token */
@@ -63,8 +67,10 @@ static const match_table_t tokens = {
 	{Opt_uname, "uname=%s"},
 	{Opt_remotename, "aname=%s"},
 	{Opt_nodevmap, "nodevmap"},
-	{Opt_cache_loose, "cache=loose"},
+	{Opt_cache, "cache=%s"},
 	{Opt_cache_loose, "loose"},
+	{Opt_fscache, "fscache"},
+	{Opt_cachetag, "cachetag=%s"},
 	{Opt_access, "access=%s"},
 	{Opt_err, NULL}
 };
@@ -89,16 +95,16 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
 	v9ses->afid = ~0;
 	v9ses->debug = 0;
 	v9ses->cache = 0;
+#ifdef CONFIG_9P_FSCACHE
+	v9ses->cachetag = NULL;
+#endif
 
 	if (!opts)
 		return 0;
 
 	options = kstrdup(opts, GFP_KERNEL);
-	if (!options) {
-		P9_DPRINTK(P9_DEBUG_ERROR,
-			   "failed to allocate copy of option string\n");
-		return -ENOMEM;
-	}
+	if (!options)
+		goto fail_option_alloc;
 
 	while ((p = strsep(&options, ",")) != NULL) {
 		int token;
@@ -143,16 +149,33 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
 		case Opt_cache_loose:
 			v9ses->cache = CACHE_LOOSE;
 			break;
+		case Opt_fscache:
+			v9ses->cache = CACHE_FSCACHE;
+			break;
+		case Opt_cachetag:
+#ifdef CONFIG_9P_FSCACHE
+			v9ses->cachetag = match_strdup(&args[0]);
+#endif
+			break;
+		case Opt_cache:
+			s = match_strdup(&args[0]);
+			if (!s)
+				goto fail_option_alloc;
+
+			if (strcmp(s, "loose") == 0)
+				v9ses->cache = CACHE_LOOSE;
+			else if (strcmp(s, "fscache") == 0)
+				v9ses->cache = CACHE_FSCACHE;
+			else
+				v9ses->cache = CACHE_NONE;
+			kfree(s);
+			break;
 
 		case Opt_access:
 			s = match_strdup(&args[0]);
-			if (!s) {
-				P9_DPRINTK(P9_DEBUG_ERROR,
-					   "failed to allocate copy"
-					   " of option argument\n");
-				ret = -ENOMEM;
-				break;
-			}
+			if (!s)
+				goto fail_option_alloc;
+
 			v9ses->flags &= ~V9FS_ACCESS_MASK;
 			if (strcmp(s, "user") == 0)
 				v9ses->flags |= V9FS_ACCESS_USER;
@@ -173,6 +196,11 @@ static int v9fs_parse_options(struct v9fs_session_info *v9ses, char *opts)
 	}
 	kfree(options);
 	return ret;
+
+fail_option_alloc:
+	P9_DPRINTK(P9_DEBUG_ERROR,
+		   "failed to allocate copy of option argument\n");
+	return -ENOMEM;
 }
 
 /**
@@ -200,6 +228,10 @@ struct p9_fid *v9fs_session_init(struct v9fs_session_info *v9ses,
 		return ERR_PTR(-ENOMEM);
 	}
 
+	spin_lock(&v9fs_sessionlist_lock);
+	list_add(&v9ses->slist, &v9fs_sessionlist);
+	spin_unlock(&v9fs_sessionlist_lock);
+
 	v9ses->flags = V9FS_EXTENDED | V9FS_ACCESS_USER;
 	strcpy(v9ses->uname, V9FS_DEFUSER);
 	strcpy(v9ses->aname, V9FS_DEFANAME);
@@ -249,6 +281,11 @@ struct p9_fid *v9fs_session_init(struct v9fs_session_info *v9ses,
 	else
 		fid->uid = ~0;
 
+#ifdef CONFIG_9P_FSCACHE
+	/* register the session for caching */
+	v9fs_cache_session_get_cookie(v9ses);
+#endif
+
 	return fid;
 
 error:
@@ -268,8 +305,18 @@ void v9fs_session_close(struct v9fs_session_info *v9ses)
 		v9ses->clnt = NULL;
 	}
 
+#ifdef CONFIG_9P_FSCACHE
+	if (v9ses->fscache) {
+		v9fs_cache_session_put_cookie(v9ses);
+		kfree(v9ses->cachetag);
+	}
+#endif
 	__putname(v9ses->uname);
 	__putname(v9ses->aname);
+
+	spin_lock(&v9fs_sessionlist_lock);
+	list_del(&v9ses->slist);
+	spin_unlock(&v9fs_sessionlist_lock);
 }
 
 /**
@@ -286,25 +333,132 @@ void v9fs_session_cancel(struct v9fs_session_info *v9ses) {
 
 extern int v9fs_error_init(void);
 
+static struct kobject *v9fs_kobj;
+
+#ifdef CONFIG_9P_FSCACHE
 /**
- * v9fs_init - Initialize module
+ * caches_show - list caches associated with a session
+ *
+ * Returns the size of buffer written.
+ */
+
+static ssize_t caches_show(struct kobject *kobj,
+			   struct kobj_attribute *attr,
+			   char *buf)
+{
+	ssize_t n = 0, count = 0, limit = PAGE_SIZE;
+	struct v9fs_session_info *v9ses;
+
+	spin_lock(&v9fs_sessionlist_lock);
+	list_for_each_entry(v9ses, &v9fs_sessionlist, slist) {
+		if (v9ses->cachetag) {
+			n = snprintf(buf, limit, "%s\n", v9ses->cachetag);
+			if (n < 0) {
+				count = n;
+				break;
+			}
+
+			count += n;
+			limit -= n;
+		}
+	}
+
+	spin_unlock(&v9fs_sessionlist_lock);
+	return count;
+}
+
+static struct kobj_attribute v9fs_attr_cache = __ATTR_RO(caches);
+#endif /* CONFIG_9P_FSCACHE */
+
+static struct attribute *v9fs_attrs[] = {
+#ifdef CONFIG_9P_FSCACHE
+	&v9fs_attr_cache.attr,
+#endif
+	NULL,
+};
+
+static struct attribute_group v9fs_attr_group = {
+	.attrs = v9fs_attrs,
+};
+
+/**
+ * v9fs_sysfs_init - Initialize the v9fs sysfs interface
+ *
+ */
+
+static int v9fs_sysfs_init(void)
+{
+	v9fs_kobj = kobject_create_and_add("9p", fs_kobj);
+	if (!v9fs_kobj)
+		return -ENOMEM;
+
+	if (sysfs_create_group(v9fs_kobj, &v9fs_attr_group)) {
+		kobject_put(v9fs_kobj);
+		return -ENOMEM;
+	}
+
+	return 0;
+}
+
+/**
+ * v9fs_sysfs_cleanup - Unregister the v9fs sysfs interface
+ *
+ */
+
+static void v9fs_sysfs_cleanup(void)
+{
+	sysfs_remove_group(v9fs_kobj, &v9fs_attr_group);
+	kobject_put(v9fs_kobj);
+}
+
+/**
+ * init_v9fs - Initialize module
  *
  */
 
 static int __init init_v9fs(void)
 {
+	int err;
 	printk(KERN_INFO "Installing v9fs 9p2000 file system support\n");
 	/* TODO: Setup list of registered trasnport modules */
-	return register_filesystem(&v9fs_fs_type);
+	err = register_filesystem(&v9fs_fs_type);
+	if (err < 0) {
+		printk(KERN_ERR "Failed to register filesystem\n");
+		return err;
+	}
+
+	err = v9fs_cache_register();
+	if (err < 0) {
+		printk(KERN_ERR "Failed to register v9fs for caching\n");
+		goto out_fs_unreg;
+	}
+
+	err = v9fs_sysfs_init();
+	if (err < 0) {
+		printk(KERN_ERR "Failed to register with sysfs\n");
+		goto out_sysfs_cleanup;
+	}
+
+	return 0;
+
+out_sysfs_cleanup:
+	v9fs_sysfs_cleanup();
+
+out_fs_unreg:
+	unregister_filesystem(&v9fs_fs_type);
+
+	return err;
 }
 
 /**
- * v9fs_init - shutdown module
+ * exit_v9fs - shutdown module
  *
  */
 
 static void __exit exit_v9fs(void)
 {
+	v9fs_sysfs_cleanup();
+	v9fs_cache_unregister();
 	unregister_filesystem(&v9fs_fs_type);
 }
 
diff --git a/fs/9p/v9fs.h b/fs/9p/v9fs.h
index 38762bf102a9..019f4ccb70c1 100644
--- a/fs/9p/v9fs.h
+++ b/fs/9p/v9fs.h
@@ -51,6 +51,7 @@ enum p9_session_flags {
 enum p9_cache_modes {
 	CACHE_NONE,
 	CACHE_LOOSE,
+	CACHE_FSCACHE,
 };
 
 /**
@@ -60,6 +61,8 @@ enum p9_cache_modes {
  * @debug: debug level
  * @afid: authentication handle
  * @cache: cache mode of type &p9_cache_modes
+ * @cachetag: the tag of the cache associated with this session
+ * @fscache: session cookie associated with FS-Cache
  * @options: copy of options string given by user
  * @uname: string user name to mount hierarchy as
  * @aname: mount specifier for remote hierarchy
@@ -68,7 +71,7 @@ enum p9_cache_modes {
  * @dfltgid: default numeric groupid to mount hierarchy as
  * @uid: if %V9FS_ACCESS_SINGLE, the numeric uid which mounted the hierarchy
  * @clnt: reference to 9P network client instantiated for this session
- * @debugfs_dir: reference to debugfs_dir which can be used for add'l debug
+ * @slist: reference to list of registered 9p sessions
  *
  * This structure holds state for each session instance established during
  * a sys_mount() .
@@ -84,6 +87,10 @@ struct v9fs_session_info {
 	unsigned short debug;
 	unsigned int afid;
 	unsigned int cache;
+#ifdef CONFIG_9P_FSCACHE
+	char *cachetag;
+	struct fscache_cookie *fscache;
+#endif
 
 	char *uname;		/* user name to mount as */
 	char *aname;		/* name of remote hierarchy being mounted */
@@ -92,11 +99,9 @@ struct v9fs_session_info {
 	unsigned int dfltgid;	/* default gid for legacy support */
 	u32 uid;		/* if ACCESS_SINGLE, the uid that has access */
 	struct p9_client *clnt;	/* 9p client */
-	struct dentry *debugfs_dir;
+	struct list_head slist; /* list of sessions registered with v9fs */
 };
 
-extern struct dentry *v9fs_debugfs_root;
-
 struct p9_fid *v9fs_session_init(struct v9fs_session_info *, const char *,
 									char *);
 void v9fs_session_close(struct v9fs_session_info *v9ses);
diff --git a/fs/9p/v9fs_vfs.h b/fs/9p/v9fs_vfs.h
index f0c7de78e205..3a7560e35865 100644
--- a/fs/9p/v9fs_vfs.h
+++ b/fs/9p/v9fs_vfs.h
@@ -44,7 +44,13 @@ extern const struct file_operations v9fs_dir_operations;
 extern const struct dentry_operations v9fs_dentry_operations;
 extern const struct dentry_operations v9fs_cached_dentry_operations;
 
+#ifdef CONFIG_9P_FSCACHE
+struct inode *v9fs_alloc_inode(struct super_block *sb);
+void v9fs_destroy_inode(struct inode *inode);
+#endif
+
 struct inode *v9fs_get_inode(struct super_block *sb, int mode);
+void v9fs_clear_inode(struct inode *inode);
 ino_t v9fs_qid2ino(struct p9_qid *qid);
 void v9fs_stat2inode(struct p9_wstat *, struct inode *, struct super_block *);
 int v9fs_dir_release(struct inode *inode, struct file *filp);
diff --git a/fs/9p/vfs_addr.c b/fs/9p/vfs_addr.c
index 92828281a30b..90e38449f4b3 100644
--- a/fs/9p/vfs_addr.c
+++ b/fs/9p/vfs_addr.c
@@ -38,6 +38,7 @@
 
 #include "v9fs.h"
 #include "v9fs_vfs.h"
+#include "cache.h"
 
 /**
  * v9fs_vfs_readpage - read an entire page in from 9P
@@ -52,18 +53,31 @@ static int v9fs_vfs_readpage(struct file *filp, struct page *page)
 	int retval;
 	loff_t offset;
 	char *buffer;
+	struct inode *inode;
 
+	inode = page->mapping->host;
 	P9_DPRINTK(P9_DEBUG_VFS, "\n");
+
+	BUG_ON(!PageLocked(page));
+
+	retval = v9fs_readpage_from_fscache(inode, page);
+	if (retval == 0)
+		return retval;
+
 	buffer = kmap(page);
 	offset = page_offset(page);
 
 	retval = v9fs_file_readn(filp, buffer, NULL, PAGE_CACHE_SIZE, offset);
-	if (retval < 0)
+	if (retval < 0) {
+		v9fs_uncache_page(inode, page);
 		goto done;
+	}
 
 	memset(buffer + retval, 0, PAGE_CACHE_SIZE - retval);
 	flush_dcache_page(page);
 	SetPageUptodate(page);
+
+	v9fs_readpage_to_fscache(inode, page);
 	retval = 0;
 
 done:
@@ -72,6 +86,78 @@ done:
 	return retval;
 }
 
+/**
+ * v9fs_vfs_readpages - read a set of pages from 9P
+ *
+ * @filp: file being read
+ * @mapping: the address space
+ * @pages: list of pages to read
+ * @nr_pages: count of pages to read
+ *
+ */
+
+static int v9fs_vfs_readpages(struct file *filp, struct address_space *mapping,
+			     struct list_head *pages, unsigned nr_pages)
+{
+	int ret = 0;
+	struct inode *inode;
+
+	inode = mapping->host;
+	P9_DPRINTK(P9_DEBUG_VFS, "inode: %p file: %p\n", inode, filp);
+
+	ret = v9fs_readpages_from_fscache(inode, mapping, pages, &nr_pages);
+	if (ret == 0)
+		return ret;
+
+	ret = read_cache_pages(mapping, pages, (void *)v9fs_vfs_readpage, filp);
+	P9_DPRINTK(P9_DEBUG_VFS, "  = %d\n", ret);
+	return ret;
+}
+
+/**
+ * v9fs_release_page - release the private state associated with a page
+ *
+ * Returns 1 if the page can be released, false otherwise.
+ */
+
+static int v9fs_release_page(struct page *page, gfp_t gfp)
+{
+	if (PagePrivate(page))
+		return 0;
+
+	return v9fs_fscache_release_page(page, gfp);
+}
+
+/**
+ * v9fs_invalidate_page - Invalidate a page completely or partially
+ *
+ * @page: structure to page
+ * @offset: offset in the page
+ */
+
+static void v9fs_invalidate_page(struct page *page, unsigned long offset)
+{
+	if (offset == 0)
+		v9fs_fscache_invalidate_page(page);
+}
+
+/**
+ * v9fs_launder_page - Writeback a dirty page
+ * Since the writes go directly to the server, we simply return a 0
+ * here to indicate success.
+ *
+ * Returns 0 on success.
+ */
+
+static int v9fs_launder_page(struct page *page)
+{
+	return 0;
+}
+
 const struct address_space_operations v9fs_addr_operations = {
       .readpage = v9fs_vfs_readpage,
+      .readpages = v9fs_vfs_readpages,
+      .releasepage = v9fs_release_page,
+      .invalidatepage = v9fs_invalidate_page,
+      .launder_page = v9fs_launder_page,
 };
diff --git a/fs/9p/vfs_dir.c b/fs/9p/vfs_dir.c
index 873cd31baa47..15cce53bf61e 100644
--- a/fs/9p/vfs_dir.c
+++ b/fs/9p/vfs_dir.c
@@ -40,6 +40,24 @@
 #include "fid.h"
 
 /**
+ * struct p9_rdir - readdir accounting
+ * @mutex: mutex protecting readdir
+ * @head: start offset of current dirread buffer
+ * @tail: end offset of current dirread buffer
+ * @buf: dirread buffer
+ *
+ * private structure for keeping track of readdir
+ * allocated on demand
+ */
+
+struct p9_rdir {
+	struct mutex mutex;
+	int head;
+	int tail;
+	uint8_t *buf;
+};
+
+/**
  * dt_type - return file type
  * @mistat: mistat structure
  *
@@ -70,56 +88,79 @@ static int v9fs_dir_readdir(struct file *filp, void *dirent, filldir_t filldir)
 {
 	int over;
 	struct p9_wstat st;
-	int err;
+	int err = 0;
 	struct p9_fid *fid;
 	int buflen;
-	char *statbuf;
-	int n, i = 0;
+	int reclen = 0;
+	struct p9_rdir *rdir;
 
 	P9_DPRINTK(P9_DEBUG_VFS, "name %s\n", filp->f_path.dentry->d_name.name);
 	fid = filp->private_data;
 
 	buflen = fid->clnt->msize - P9_IOHDRSZ;
-	statbuf = kmalloc(buflen, GFP_KERNEL);
-	if (!statbuf)
-		return -ENOMEM;
-
-	while (1) {
-		err = v9fs_file_readn(filp, statbuf, NULL, buflen,
-								fid->rdir_fpos);
-		if (err <= 0)
-			break;
-
-		n = err;
-		while (i < n) {
-			err = p9stat_read(statbuf + i, buflen-i, &st,
-							fid->clnt->dotu);
+
+	/* allocate rdir on demand */
+	if (!fid->rdir) {
+		rdir = kmalloc(sizeof(struct p9_rdir) + buflen, GFP_KERNEL);
+
+		if (rdir == NULL) {
+			err = -ENOMEM;
+			goto exit;
+		}
+		spin_lock(&filp->f_dentry->d_lock);
+		if (!fid->rdir) {
+			rdir->buf = (uint8_t *)rdir + sizeof(struct p9_rdir);
+			mutex_init(&rdir->mutex);
+			rdir->head = rdir->tail = 0;
+			fid->rdir = (void *) rdir;
+			rdir = NULL;
+		}
+		spin_unlock(&filp->f_dentry->d_lock);
+		kfree(rdir);
+	}
+	rdir = (struct p9_rdir *) fid->rdir;
+
+	err = mutex_lock_interruptible(&rdir->mutex);
+	while (err == 0) {
+		if (rdir->tail == rdir->head) {
+			err = v9fs_file_readn(filp, rdir->buf, NULL,
+							buflen, filp->f_pos);
+			if (err <= 0)
+				goto unlock_and_exit;
+
+			rdir->head = 0;
+			rdir->tail = err;
+		}
+
+		while (rdir->head < rdir->tail) {
+			err = p9stat_read(rdir->buf + rdir->head,
+						buflen - rdir->head, &st,
+						fid->clnt->dotu);
 			if (err) {
 				P9_DPRINTK(P9_DEBUG_VFS, "returned %d\n", err);
 				err = -EIO;
 				p9stat_free(&st);
-				goto free_and_exit;
+				goto unlock_and_exit;
 			}
-
-			i += st.size+2;
-			fid->rdir_fpos += st.size+2;
+			reclen = st.size+2;
 
 			over = filldir(dirent, st.name, strlen(st.name),
 			    filp->f_pos, v9fs_qid2ino(&st.qid), dt_type(&st));
 
-			filp->f_pos += st.size+2;
-
 			p9stat_free(&st);
 
 			if (over) {
 				err = 0;
-				goto free_and_exit;
+				goto unlock_and_exit;
 			}
+			rdir->head += reclen;
+			filp->f_pos += reclen;
 		}
 	}
 
-free_and_exit:
-	kfree(statbuf);
+unlock_and_exit:
+	mutex_unlock(&rdir->mutex);
+exit:
 	return err;
 }
 
diff --git a/fs/9p/vfs_file.c b/fs/9p/vfs_file.c
index 68bf2af6c389..3902bf43a088 100644
--- a/fs/9p/vfs_file.c
+++ b/fs/9p/vfs_file.c
@@ -32,6 +32,7 @@
 #include <linux/string.h>
 #include <linux/inet.h>
 #include <linux/list.h>
+#include <linux/pagemap.h>
 #include <asm/uaccess.h>
 #include <linux/idr.h>
 #include <net/9p/9p.h>
@@ -40,6 +41,7 @@
 #include "v9fs.h"
 #include "v9fs_vfs.h"
 #include "fid.h"
+#include "cache.h"
 
 static const struct file_operations v9fs_cached_file_operations;
 
@@ -72,7 +74,7 @@ int v9fs_file_open(struct inode *inode, struct file *file)
 			return err;
 		}
 		if (omode & P9_OTRUNC) {
-			inode->i_size = 0;
+			i_size_write(inode, 0);
 			inode->i_blocks = 0;
 		}
 		if ((file->f_flags & O_APPEND) && (!v9fs_extended(v9ses)))
@@ -85,6 +87,10 @@ int v9fs_file_open(struct inode *inode, struct file *file)
 		/* enable cached file options */
 		if(file->f_op == &v9fs_file_operations)
 			file->f_op = &v9fs_cached_file_operations;
+
+#ifdef CONFIG_9P_FSCACHE
+		v9fs_cache_inode_set_cookie(inode, file);
+#endif
 	}
 
 	return 0;
@@ -210,6 +216,7 @@ v9fs_file_write(struct file *filp, const char __user * data,
 	struct p9_client *clnt;
 	struct inode *inode = filp->f_path.dentry->d_inode;
 	int origin = *offset;
+	unsigned long pg_start, pg_end;
 
 	P9_DPRINTK(P9_DEBUG_VFS, "data %p count %d offset %x\n", data,
 		(int)count, (int)*offset);
@@ -225,7 +232,7 @@ v9fs_file_write(struct file *filp, const char __user * data,
 		if (count < rsize)
 			rsize = count;
 
-		n = p9_client_write(fid, NULL, data+total, *offset+total,
+		n = p9_client_write(fid, NULL, data+total, origin+total,
 									rsize);
 		if (n <= 0)
 			break;
@@ -234,14 +241,14 @@ v9fs_file_write(struct file *filp, const char __user * data,
 	} while (count > 0);
 
 	if (total > 0) {
-		invalidate_inode_pages2_range(inode->i_mapping, origin,
-								origin+total);
+		pg_start = origin >> PAGE_CACHE_SHIFT;
+		pg_end = (origin + total - 1) >> PAGE_CACHE_SHIFT;
+		if (inode->i_mapping && inode->i_mapping->nrpages)
+			invalidate_inode_pages2_range(inode->i_mapping,
+						      pg_start, pg_end);
 		*offset += total;
-	}
-
-	if (*offset > inode->i_size) {
-		inode->i_size = *offset;
-		inode->i_blocks = (inode->i_size + 512 - 1) >> 9;
+		i_size_write(inode, i_size_read(inode) + total);
+		inode->i_blocks = (i_size_read(inode) + 512 - 1) >> 9;
 	}
 
 	if (n < 0)
diff --git a/fs/9p/vfs_inode.c b/fs/9p/vfs_inode.c
index 06a223d50a81..18f74ec4dce9 100644
--- a/fs/9p/vfs_inode.c
+++ b/fs/9p/vfs_inode.c
@@ -40,6 +40,7 @@
 #include "v9fs.h"
 #include "v9fs_vfs.h"
 #include "fid.h"
+#include "cache.h"
 
 static const struct inode_operations v9fs_dir_inode_operations;
 static const struct inode_operations v9fs_dir_inode_operations_ext;
@@ -197,6 +198,39 @@ v9fs_blank_wstat(struct p9_wstat *wstat)
 	wstat->extension = NULL;
 }
 
+#ifdef CONFIG_9P_FSCACHE
+/**
+ * v9fs_alloc_inode - helper function to allocate an inode
+ * This callback is executed before setting up the inode so that we
+ * can associate a vcookie with each inode.
+ *
+ */
+
+struct inode *v9fs_alloc_inode(struct super_block *sb)
+{
+	struct v9fs_cookie *vcookie;
+	vcookie = (struct v9fs_cookie *)kmem_cache_alloc(vcookie_cache,
+							 GFP_KERNEL);
+	if (!vcookie)
+		return NULL;
+
+	vcookie->fscache = NULL;
+	vcookie->qid = NULL;
+	spin_lock_init(&vcookie->lock);
+	return &vcookie->inode;
+}
+
+/**
+ * v9fs_destroy_inode - destroy an inode
+ *
+ */
+
+void v9fs_destroy_inode(struct inode *inode)
+{
+	kmem_cache_free(vcookie_cache, v9fs_inode2cookie(inode));
+}
+#endif
+
 /**
  * v9fs_get_inode - helper function to setup an inode
  * @sb: superblock
@@ -326,6 +360,21 @@ error:
 }
 */
 
+
+/**
+ * v9fs_clear_inode - release an inode
+ * @inode: inode to release
+ *
+ */
+void v9fs_clear_inode(struct inode *inode)
+{
+	filemap_fdatawrite(inode->i_mapping);
+
+#ifdef CONFIG_9P_FSCACHE
+	v9fs_cache_inode_put_cookie(inode);
+#endif
+}
+
 /**
  * v9fs_inode_from_fid - populate an inode by issuing a attribute request
  * @v9ses: session information
@@ -356,8 +405,14 @@ v9fs_inode_from_fid(struct v9fs_session_info *v9ses, struct p9_fid *fid,
 
 	v9fs_stat2inode(st, ret, sb);
 	ret->i_ino = v9fs_qid2ino(&st->qid);
+
+#ifdef CONFIG_9P_FSCACHE
+	v9fs_vcookie_set_qid(ret, &st->qid);
+	v9fs_cache_inode_get_cookie(ret);
+#endif
 	p9stat_free(st);
 	kfree(st);
+
 	return ret;
 
 error:
@@ -751,7 +806,7 @@ v9fs_vfs_getattr(struct vfsmount *mnt, struct dentry *dentry,
 	P9_DPRINTK(P9_DEBUG_VFS, "dentry: %p\n", dentry);
 	err = -EPERM;
 	v9ses = v9fs_inode2v9ses(dentry->d_inode);
-	if (v9ses->cache == CACHE_LOOSE)
+	if (v9ses->cache == CACHE_LOOSE || v9ses->cache == CACHE_FSCACHE)
 		return simple_getattr(mnt, dentry, stat);
 
 	fid = v9fs_fid_lookup(dentry);
@@ -872,10 +927,10 @@ v9fs_stat2inode(struct p9_wstat *stat, struct inode *inode,
 	} else
 		inode->i_rdev = 0;
 
-	inode->i_size = stat->length;
+	i_size_write(inode, stat->length);
 
 	/* not real number of blocks, but 512 byte ones ... */
-	inode->i_blocks = (inode->i_size + 512 - 1) >> 9;
+	inode->i_blocks = (i_size_read(inode) + 512 - 1) >> 9;
 }
 
 /**
@@ -939,8 +994,7 @@ static int v9fs_readlink(struct dentry *dentry, char *buffer, int buflen)
 	P9_DPRINTK(P9_DEBUG_VFS,
 		"%s -> %s (%s)\n", dentry->d_name.name, st->extension, buffer);
 
-	retval = buflen;
-
+	retval = strnlen(buffer, buflen);
 done:
 	kfree(st);
 	return retval;
@@ -1007,7 +1061,7 @@ static void *v9fs_vfs_follow_link(struct dentry *dentry, struct nameidata *nd)
 			__putname(link);
 			link = ERR_PTR(len);
 		} else
-			link[len] = 0;
+			link[min(len, PATH_MAX-1)] = 0;
 	}
 	nd_set_link(nd, link);
 
diff --git a/fs/9p/vfs_super.c b/fs/9p/vfs_super.c
index 8961f1a8f668..14a86448572c 100644
--- a/fs/9p/vfs_super.c
+++ b/fs/9p/vfs_super.c
@@ -44,21 +44,9 @@
 #include "v9fs_vfs.h"
 #include "fid.h"
 
-static void v9fs_clear_inode(struct inode *);
 static const struct super_operations v9fs_super_ops;
 
 /**
- * v9fs_clear_inode - release an inode
- * @inode: inode to release
- *
- */
-
-static void v9fs_clear_inode(struct inode *inode)
-{
-	filemap_fdatawrite(inode->i_mapping);
-}
-
-/**
  * v9fs_set_super - set the superblock
  * @s: super block
  * @data: file system specific data
@@ -220,6 +208,10 @@ v9fs_umount_begin(struct super_block *sb)
 }
 
 static const struct super_operations v9fs_super_ops = {
+#ifdef CONFIG_9P_FSCACHE
+	.alloc_inode = v9fs_alloc_inode,
+	.destroy_inode = v9fs_destroy_inode,
+#endif
 	.statfs = simple_statfs,
 	.clear_inode = v9fs_clear_inode,
 	.show_options = generic_show_options,
diff --git a/fs/Kconfig b/fs/Kconfig
index 455aa207e67e..64d44efad7a5 100644
--- a/fs/Kconfig
+++ b/fs/Kconfig
@@ -109,6 +109,7 @@ source "fs/sysfs/Kconfig"
 
 config TMPFS
 	bool "Virtual memory file system support (former shm fs)"
+	depends on SHMEM
 	help
 	  Tmpfs is a file system which keeps all files in virtual memory.
 
@@ -134,8 +135,8 @@ config TMPFS_POSIX_ACL
 
 config HUGETLBFS
 	bool "HugeTLB file system support"
-	depends on X86 || IA64 || PPC64 || SPARC64 || (SUPERH && MMU) || \
-		   (S390 && 64BIT) || SYS_SUPPORTS_HUGETLBFS || BROKEN
+	depends on X86 || IA64 || SPARC64 || (S390 && 64BIT) || \
+		   SYS_SUPPORTS_HUGETLBFS || BROKEN
 	help
 	  hugetlbfs is a filesystem backing for HugeTLB pages, based on
 	  ramfs. For architectures that support it, say Y here and read
diff --git a/fs/adfs/inode.c b/fs/adfs/inode.c
index 798cb071d132..3f57ce4bee5d 100644
--- a/fs/adfs/inode.c
+++ b/fs/adfs/inode.c
@@ -19,9 +19,6 @@ static int
 adfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh,
 	       int create)
 {
-	if (block < 0)
-		goto abort_negative;
-
 	if (!create) {
 		if (block >= inode->i_blocks)
 			goto abort_toobig;
@@ -34,10 +31,6 @@ adfs_get_block(struct inode *inode, sector_t block, struct buffer_head *bh,
 	/* don't support allocation of blocks yet */
 	return -EIO;
 
-abort_negative:
-	adfs_error(inode->i_sb, "block %d < 0", block);
-	return -EIO;
-
 abort_toobig:
 	return 0;
 }
diff --git a/fs/afs/cache.h b/fs/afs/cache.h
deleted file mode 100644
index 5c4f6b499e90..000000000000
--- a/fs/afs/cache.h
+++ /dev/null
@@ -1,12 +0,0 @@
-/* AFS local cache management interface
- *
- * Copyright (C) 2008 Red Hat, Inc. All Rights Reserved.
- * Written by David Howells (dhowells@redhat.com)
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License
- * as published by the Free Software Foundation; either version
- * 2 of the License, or (at your option) any later version.
- */
-
-#include <linux/fscache.h>
diff --git a/fs/afs/file.c b/fs/afs/file.c
index 681c2a7b013f..39b301662f22 100644
--- a/fs/afs/file.c
+++ b/fs/afs/file.c
@@ -315,7 +315,6 @@ static void afs_invalidatepage(struct page *page, unsigned long offset)
 			struct afs_vnode *vnode = AFS_FS_I(page->mapping->host);
 			fscache_wait_on_page_write(vnode->cache, page);
 			fscache_uncache_page(vnode->cache, page);
-			ClearPageFsCache(page);
 		}
 #endif
 
@@ -349,17 +348,9 @@ static int afs_releasepage(struct page *page, gfp_t gfp_flags)
 	/* deny if page is being written to the cache and the caller hasn't
 	 * elected to wait */
 #ifdef CONFIG_AFS_FSCACHE
-	if (PageFsCache(page)) {
-		if (fscache_check_page_write(vnode->cache, page)) {
-			if (!(gfp_flags & __GFP_WAIT)) {
-				_leave(" = F [cache busy]");
-				return 0;
-			}
-			fscache_wait_on_page_write(vnode->cache, page);
-		}
-
-		fscache_uncache_page(vnode->cache, page);
-		ClearPageFsCache(page);
+	if (!fscache_maybe_release_page(vnode->cache, page, gfp_flags)) {
+		_leave(" = F [cache busy]");
+		return 0;
 	}
 #endif
 
diff --git a/fs/afs/flock.c b/fs/afs/flock.c
index 3ff8bdd18fb3..0931bc1325eb 100644
--- a/fs/afs/flock.c
+++ b/fs/afs/flock.c
@@ -21,7 +21,7 @@ static void afs_fl_release_private(struct file_lock *fl);
 static struct workqueue_struct *afs_lock_manager;
 static DEFINE_MUTEX(afs_lock_manager_mutex);
 
-static struct file_lock_operations afs_lock_ops = {
+static const struct file_lock_operations afs_lock_ops = {
 	.fl_copy_lock		= afs_fl_copy_lock,
 	.fl_release_private	= afs_fl_release_private,
 };
diff --git a/fs/afs/internal.h b/fs/afs/internal.h
index 106be66dafd2..6ece2a13bf71 100644
--- a/fs/afs/internal.h
+++ b/fs/afs/internal.h
@@ -18,10 +18,10 @@
 #include <linux/key.h>
 #include <linux/workqueue.h>
 #include <linux/sched.h>
+#include <linux/fscache.h>
 
 #include "afs.h"
 #include "afs_vl.h"
-#include "cache.h"
 
 #define AFS_CELL_MAX_ADDRS 15
 
diff --git a/fs/afs/proc.c b/fs/afs/proc.c
index 8630615e57fe..852739d262a9 100644
--- a/fs/afs/proc.c
+++ b/fs/afs/proc.c
@@ -28,7 +28,7 @@ static int afs_proc_cells_show(struct seq_file *m, void *v);
 static ssize_t afs_proc_cells_write(struct file *file, const char __user *buf,
 				    size_t size, loff_t *_pos);
 
-static struct seq_operations afs_proc_cells_ops = {
+static const struct seq_operations afs_proc_cells_ops = {
 	.start	= afs_proc_cells_start,
 	.next	= afs_proc_cells_next,
 	.stop	= afs_proc_cells_stop,
@@ -70,7 +70,7 @@ static void *afs_proc_cell_volumes_next(struct seq_file *p, void *v,
 static void afs_proc_cell_volumes_stop(struct seq_file *p, void *v);
 static int afs_proc_cell_volumes_show(struct seq_file *m, void *v);
 
-static struct seq_operations afs_proc_cell_volumes_ops = {
+static const struct seq_operations afs_proc_cell_volumes_ops = {
 	.start	= afs_proc_cell_volumes_start,
 	.next	= afs_proc_cell_volumes_next,
 	.stop	= afs_proc_cell_volumes_stop,
@@ -95,7 +95,7 @@ static void *afs_proc_cell_vlservers_next(struct seq_file *p, void *v,
 static void afs_proc_cell_vlservers_stop(struct seq_file *p, void *v);
 static int afs_proc_cell_vlservers_show(struct seq_file *m, void *v);
 
-static struct seq_operations afs_proc_cell_vlservers_ops = {
+static const struct seq_operations afs_proc_cell_vlservers_ops = {
 	.start	= afs_proc_cell_vlservers_start,
 	.next	= afs_proc_cell_vlservers_next,
 	.stop	= afs_proc_cell_vlservers_stop,
@@ -119,7 +119,7 @@ static void *afs_proc_cell_servers_next(struct seq_file *p, void *v,
 static void afs_proc_cell_servers_stop(struct seq_file *p, void *v);
 static int afs_proc_cell_servers_show(struct seq_file *m, void *v);
 
-static struct seq_operations afs_proc_cell_servers_ops = {
+static const struct seq_operations afs_proc_cell_servers_ops = {
 	.start	= afs_proc_cell_servers_start,
 	.next	= afs_proc_cell_servers_next,
 	.stop	= afs_proc_cell_servers_stop,
diff --git a/fs/aio.c b/fs/aio.c
index d065b2c3273e..02a2c9340573 100644
--- a/fs/aio.c
+++ b/fs/aio.c
@@ -24,6 +24,7 @@
 #include <linux/file.h>
 #include <linux/mm.h>
 #include <linux/mman.h>
+#include <linux/mmu_context.h>
 #include <linux/slab.h>
 #include <linux/timer.h>
 #include <linux/aio.h>
@@ -34,7 +35,6 @@
 
 #include <asm/kmap_types.h>
 #include <asm/uaccess.h>
-#include <asm/mmu_context.h>
 
 #if DEBUG > 1
 #define dprintk		printk
@@ -78,6 +78,7 @@ static int __init aio_setup(void)
 
 	return 0;
 }
+__initcall(aio_setup);
 
 static void aio_free_ring(struct kioctx *ctx)
 {
@@ -380,6 +381,7 @@ ssize_t wait_on_sync_kiocb(struct kiocb *iocb)
 	__set_current_state(TASK_RUNNING);
 	return iocb->ki_user_data;
 }
+EXPORT_SYMBOL(wait_on_sync_kiocb);
 
 /* exit_aio: called when the last user of mm goes away.  At this point, 
  * there is no way for any new requests to be submited or any of the 
@@ -573,6 +575,7 @@ int aio_put_req(struct kiocb *req)
 	spin_unlock_irq(&ctx->ctx_lock);
 	return ret;
 }
+EXPORT_SYMBOL(aio_put_req);
 
 static struct kioctx *lookup_ioctx(unsigned long ctx_id)
 {
@@ -595,51 +598,6 @@ static struct kioctx *lookup_ioctx(unsigned long ctx_id)
 }
 
 /*
- * use_mm
- *	Makes the calling kernel thread take on the specified
- *	mm context.
- *	Called by the retry thread execute retries within the
- *	iocb issuer's mm context, so that copy_from/to_user
- *	operations work seamlessly for aio.
- *	(Note: this routine is intended to be called only
- *	from a kernel thread context)
- */
-static void use_mm(struct mm_struct *mm)
-{
-	struct mm_struct *active_mm;
-	struct task_struct *tsk = current;
-
-	task_lock(tsk);
-	active_mm = tsk->active_mm;
-	atomic_inc(&mm->mm_count);
-	tsk->mm = mm;
-	tsk->active_mm = mm;
-	switch_mm(active_mm, mm, tsk);
-	task_unlock(tsk);
-
-	mmdrop(active_mm);
-}
-
-/*
- * unuse_mm
- *	Reverses the effect of use_mm, i.e. releases the
- *	specified mm context which was earlier taken on
- *	by the calling kernel thread
- *	(Note: this routine is intended to be called only
- *	from a kernel thread context)
- */
-static void unuse_mm(struct mm_struct *mm)
-{
-	struct task_struct *tsk = current;
-
-	task_lock(tsk);
-	tsk->mm = NULL;
-	/* active_mm is still 'mm' */
-	enter_lazy_tlb(mm, tsk);
-	task_unlock(tsk);
-}
-
-/*
  * Queue up a kiocb to be retried. Assumes that the kiocb
  * has already been marked as kicked, and places it on
  * the retry run list for the corresponding ioctx, if it
@@ -1037,6 +995,7 @@ put_rq:
 	spin_unlock_irqrestore(&ctx->ctx_lock, flags);
 	return ret;
 }
+EXPORT_SYMBOL(aio_complete);
 
 /* aio_read_evt
  *	Pull an event off of the ioctx's event ring.  Returns the number of 
@@ -1825,9 +1784,3 @@ SYSCALL_DEFINE5(io_getevents, aio_context_t, ctx_id,
 	asmlinkage_protect(5, ret, ctx_id, min_nr, nr, events, timeout);
 	return ret;
 }
-
-__initcall(aio_setup);
-
-EXPORT_SYMBOL(aio_complete);
-EXPORT_SYMBOL(aio_put_req);
-EXPORT_SYMBOL(wait_on_sync_kiocb);
diff --git a/fs/anon_inodes.c b/fs/anon_inodes.c
index 47d4a01c5393..2ca7a7cafdbf 100644
--- a/fs/anon_inodes.c
+++ b/fs/anon_inodes.c
@@ -8,8 +8,10 @@
  *
  */
 
+#include <linux/cred.h>
 #include <linux/file.h>
 #include <linux/poll.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/init.h>
 #include <linux/fs.h>
@@ -77,28 +79,24 @@ static const struct address_space_operations anon_aops = {
  *
  * Creates a new file by hooking it on a single inode. This is useful for files
  * that do not need to have a full-fledged inode in order to operate correctly.
- * All the files created with anon_inode_getfd() will share a single inode,
+ * All the files created with anon_inode_getfile() will share a single inode,
  * hence saving memory and avoiding code duplication for the file/inode/dentry
- * setup.  Returns new descriptor or -error.
+ * setup.  Returns the newly created file* or an error pointer.
  */
-int anon_inode_getfd(const char *name, const struct file_operations *fops,
-		     void *priv, int flags)
+struct file *anon_inode_getfile(const char *name,
+				const struct file_operations *fops,
+				void *priv, int flags)
 {
 	struct qstr this;
 	struct dentry *dentry;
 	struct file *file;
-	int error, fd;
+	int error;
 
 	if (IS_ERR(anon_inode_inode))
-		return -ENODEV;
+		return ERR_PTR(-ENODEV);
 
 	if (fops->owner && !try_module_get(fops->owner))
-		return -ENOENT;
-
-	error = get_unused_fd_flags(flags);
-	if (error < 0)
-		goto err_module;
-	fd = error;
+		return ERR_PTR(-ENOENT);
 
 	/*
 	 * Link the inode to a directory entry by creating a unique name
@@ -110,7 +108,7 @@ int anon_inode_getfd(const char *name, const struct file_operations *fops,
 	this.hash = 0;
 	dentry = d_alloc(anon_inode_mnt->mnt_sb->s_root, &this);
 	if (!dentry)
-		goto err_put_unused_fd;
+		goto err_module;
 
 	/*
 	 * We know the anon_inode inode count is always greater than zero,
@@ -136,16 +134,54 @@ int anon_inode_getfd(const char *name, const struct file_operations *fops,
 	file->f_version = 0;
 	file->private_data = priv;
 
+	return file;
+
+err_dput:
+	dput(dentry);
+err_module:
+	module_put(fops->owner);
+	return ERR_PTR(error);
+}
+EXPORT_SYMBOL_GPL(anon_inode_getfile);
+
+/**
+ * anon_inode_getfd - creates a new file instance by hooking it up to an
+ *                    anonymous inode, and a dentry that describe the "class"
+ *                    of the file
+ *
+ * @name:    [in]    name of the "class" of the new file
+ * @fops:    [in]    file operations for the new file
+ * @priv:    [in]    private data for the new file (will be file's private_data)
+ * @flags:   [in]    flags
+ *
+ * Creates a new file by hooking it on a single inode. This is useful for files
+ * that do not need to have a full-fledged inode in order to operate correctly.
+ * All the files created with anon_inode_getfd() will share a single inode,
+ * hence saving memory and avoiding code duplication for the file/inode/dentry
+ * setup.  Returns new descriptor or an error code.
+ */
+int anon_inode_getfd(const char *name, const struct file_operations *fops,
+		     void *priv, int flags)
+{
+	int error, fd;
+	struct file *file;
+
+	error = get_unused_fd_flags(flags);
+	if (error < 0)
+		return error;
+	fd = error;
+
+	file = anon_inode_getfile(name, fops, priv, flags);
+	if (IS_ERR(file)) {
+		error = PTR_ERR(file);
+		goto err_put_unused_fd;
+	}
 	fd_install(fd, file);
 
 	return fd;
 
-err_dput:
-	dput(dentry);
 err_put_unused_fd:
 	put_unused_fd(fd);
-err_module:
-	module_put(fops->owner);
 	return error;
 }
 EXPORT_SYMBOL_GPL(anon_inode_getfd);
diff --git a/fs/attr.c b/fs/attr.c
index 9fe1b1bd30a8..96d394bdaddf 100644
--- a/fs/attr.c
+++ b/fs/attr.c
@@ -18,7 +18,7 @@
 /* Taken over from the old code... */
 
 /* POSIX UID/GID verification for setting inode attributes. */
-int inode_change_ok(struct inode *inode, struct iattr *attr)
+int inode_change_ok(const struct inode *inode, struct iattr *attr)
 {
 	int retval = -EPERM;
 	unsigned int ia_valid = attr->ia_valid;
@@ -60,9 +60,51 @@ fine:
 error:
 	return retval;
 }
-
 EXPORT_SYMBOL(inode_change_ok);
 
+/**
+ * inode_newsize_ok - may this inode be truncated to a given size
+ * @inode:	the inode to be truncated
+ * @offset:	the new size to assign to the inode
+ * @Returns:	0 on success, -ve errno on failure
+ *
+ * inode_newsize_ok will check filesystem limits and ulimits to check that the
+ * new inode size is within limits. inode_newsize_ok will also send SIGXFSZ
+ * when necessary. Caller must not proceed with inode size change if failure is
+ * returned. @inode must be a file (not directory), with appropriate
+ * permissions to allow truncate (inode_newsize_ok does NOT check these
+ * conditions).
+ *
+ * inode_newsize_ok must be called with i_mutex held.
+ */
+int inode_newsize_ok(const struct inode *inode, loff_t offset)
+{
+	if (inode->i_size < offset) {
+		unsigned long limit;
+
+		limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
+		if (limit != RLIM_INFINITY && offset > limit)
+			goto out_sig;
+		if (offset > inode->i_sb->s_maxbytes)
+			goto out_big;
+	} else {
+		/*
+		 * truncation of in-use swapfiles is disallowed - it would
+		 * cause subsequent swapout to scribble on the now-freed
+		 * blocks.
+		 */
+		if (IS_SWAPFILE(inode))
+			return -ETXTBSY;
+	}
+
+	return 0;
+out_sig:
+	send_sig(SIGXFSZ, current, 0);
+out_big:
+	return -EFBIG;
+}
+EXPORT_SYMBOL(inode_newsize_ok);
+
 int inode_setattr(struct inode * inode, struct iattr * attr)
 {
 	unsigned int ia_valid = attr->ia_valid;
diff --git a/fs/autofs/dirhash.c b/fs/autofs/dirhash.c
index 2316e944a109..e947915109e5 100644
--- a/fs/autofs/dirhash.c
+++ b/fs/autofs/dirhash.c
@@ -90,7 +90,7 @@ struct autofs_dir_ent *autofs_expire(struct super_block *sb,
 			DPRINTK(("autofs: not expirable (not a mounted directory): %s\n", ent->name));
 			continue;
 		}
-		while (d_mountpoint(path.dentry) && follow_down(&path));
+		while (d_mountpoint(path.dentry) && follow_down(&path))
 			;
 		umount_ok = may_umount(path.mnt);
 		path_put(&path);
diff --git a/fs/befs/linuxvfs.c b/fs/befs/linuxvfs.c
index 615d5496fe0f..33baf27fac78 100644
--- a/fs/befs/linuxvfs.c
+++ b/fs/befs/linuxvfs.c
@@ -737,12 +737,7 @@ befs_put_super(struct super_block *sb)
 {
 	kfree(BEFS_SB(sb)->mount_opts.iocharset);
 	BEFS_SB(sb)->mount_opts.iocharset = NULL;
-
-	if (BEFS_SB(sb)->nls) {
-		unload_nls(BEFS_SB(sb)->nls);
-		BEFS_SB(sb)->nls = NULL;
-	}
-
+	unload_nls(BEFS_SB(sb)->nls);
 	kfree(sb->s_fs_info);
 	sb->s_fs_info = NULL;
 }
@@ -842,7 +837,7 @@ befs_fill_super(struct super_block *sb, void *data, int silent)
 	sb->s_magic = BEFS_SUPER_MAGIC;
 	/* Set real blocksize of fs */
 	sb_set_blocksize(sb, (ulong) befs_sb->block_size);
-	sb->s_op = (struct super_operations *) &befs_sops;
+	sb->s_op = &befs_sops;
 	root = befs_iget(sb, iaddr2blockno(sb, &(befs_sb->root_dir)));
 	if (IS_ERR(root)) {
 		ret = PTR_ERR(root);
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 7c1e65d54872..b9b3bb51b1e4 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1280,9 +1280,6 @@ static int writenote(struct memelfnote *men, struct file *file,
 #define DUMP_WRITE(addr, nr)	\
 	if ((size += (nr)) > limit || !dump_write(file, (addr), (nr))) \
 		goto end_coredump;
-#define DUMP_SEEK(off)	\
-	if (!dump_seek(file, (off))) \
-		goto end_coredump;
 
 static void fill_elf_header(struct elfhdr *elf, int segs,
 			    u16 machine, u32 flags, u8 osabi)
@@ -1714,42 +1711,52 @@ struct elf_note_info {
 	int numnote;
 };
 
-static int fill_note_info(struct elfhdr *elf, int phdrs,
-			  struct elf_note_info *info,
-			  long signr, struct pt_regs *regs)
+static int elf_note_info_init(struct elf_note_info *info)
 {
-#define	NUM_NOTES	6
-	struct list_head *t;
-
-	info->notes = NULL;
-	info->prstatus = NULL;
-	info->psinfo = NULL;
-	info->fpu = NULL;
-#ifdef ELF_CORE_COPY_XFPREGS
-	info->xfpu = NULL;
-#endif
+	memset(info, 0, sizeof(*info));
 	INIT_LIST_HEAD(&info->thread_list);
 
-	info->notes = kmalloc(NUM_NOTES * sizeof(struct memelfnote),
-			      GFP_KERNEL);
+	/* Allocate space for six ELF notes */
+	info->notes = kmalloc(6 * sizeof(struct memelfnote), GFP_KERNEL);
 	if (!info->notes)
 		return 0;
 	info->psinfo = kmalloc(sizeof(*info->psinfo), GFP_KERNEL);
 	if (!info->psinfo)
-		return 0;
+		goto notes_free;
 	info->prstatus = kmalloc(sizeof(*info->prstatus), GFP_KERNEL);
 	if (!info->prstatus)
-		return 0;
+		goto psinfo_free;
 	info->fpu = kmalloc(sizeof(*info->fpu), GFP_KERNEL);
 	if (!info->fpu)
-		return 0;
+		goto prstatus_free;
 #ifdef ELF_CORE_COPY_XFPREGS
 	info->xfpu = kmalloc(sizeof(*info->xfpu), GFP_KERNEL);
 	if (!info->xfpu)
-		return 0;
+		goto fpu_free;
+#endif
+	return 1;
+#ifdef ELF_CORE_COPY_XFPREGS
+ fpu_free:
+	kfree(info->fpu);
 #endif
+ prstatus_free:
+	kfree(info->prstatus);
+ psinfo_free:
+	kfree(info->psinfo);
+ notes_free:
+	kfree(info->notes);
+	return 0;
+}
+
+static int fill_note_info(struct elfhdr *elf, int phdrs,
+			  struct elf_note_info *info,
+			  long signr, struct pt_regs *regs)
+{
+	struct list_head *t;
+
+	if (!elf_note_info_init(info))
+		return 0;
 
-	info->thread_status_size = 0;
 	if (signr) {
 		struct core_thread *ct;
 		struct elf_thread_status *ets;
@@ -1809,8 +1816,6 @@ static int fill_note_info(struct elfhdr *elf, int phdrs,
 #endif
 
 	return 1;
-
-#undef NUM_NOTES
 }
 
 static size_t get_note_info_size(struct elf_note_info *info)
@@ -2016,7 +2021,8 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file, un
 		goto end_coredump;
 
 	/* Align to page */
-	DUMP_SEEK(dataoff - foffset);
+	if (!dump_seek(file, dataoff - foffset))
+		goto end_coredump;
 
 	for (vma = first_vma(current, gate_vma); vma != NULL;
 			vma = next_vma(vma, gate_vma)) {
@@ -2027,33 +2033,19 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file, un
 
 		for (addr = vma->vm_start; addr < end; addr += PAGE_SIZE) {
 			struct page *page;
-			struct vm_area_struct *tmp_vma;
-
-			if (get_user_pages(current, current->mm, addr, 1, 0, 1,
-						&page, &tmp_vma) <= 0) {
-				DUMP_SEEK(PAGE_SIZE);
-			} else {
-				if (page == ZERO_PAGE(0)) {
-					if (!dump_seek(file, PAGE_SIZE)) {
-						page_cache_release(page);
-						goto end_coredump;
-					}
-				} else {
-					void *kaddr;
-					flush_cache_page(tmp_vma, addr,
-							 page_to_pfn(page));
-					kaddr = kmap(page);
-					if ((size += PAGE_SIZE) > limit ||
-					    !dump_write(file, kaddr,
-					    PAGE_SIZE)) {
-						kunmap(page);
-						page_cache_release(page);
-						goto end_coredump;
-					}
-					kunmap(page);
-				}
+			int stop;
+
+			page = get_dump_page(addr);
+			if (page) {
+				void *kaddr = kmap(page);
+				stop = ((size += PAGE_SIZE) > limit) ||
+					!dump_write(file, kaddr, PAGE_SIZE);
+				kunmap(page);
 				page_cache_release(page);
-			}
+			} else
+				stop = !dump_seek(file, PAGE_SIZE);
+			if (stop)
+				goto end_coredump;
 		}
 	}
 
diff --git a/fs/binfmt_elf_fdpic.c b/fs/binfmt_elf_fdpic.c
index 20fbeced472b..38502c67987c 100644
--- a/fs/binfmt_elf_fdpic.c
+++ b/fs/binfmt_elf_fdpic.c
@@ -283,20 +283,23 @@ static int load_elf_fdpic_binary(struct linux_binprm *bprm,
 	}
 
 	stack_size = exec_params.stack_size;
-	if (stack_size < interp_params.stack_size)
-		stack_size = interp_params.stack_size;
-
 	if (exec_params.flags & ELF_FDPIC_FLAG_EXEC_STACK)
 		executable_stack = EXSTACK_ENABLE_X;
 	else if (exec_params.flags & ELF_FDPIC_FLAG_NOEXEC_STACK)
 		executable_stack = EXSTACK_DISABLE_X;
-	else if (interp_params.flags & ELF_FDPIC_FLAG_EXEC_STACK)
-		executable_stack = EXSTACK_ENABLE_X;
-	else if (interp_params.flags & ELF_FDPIC_FLAG_NOEXEC_STACK)
-		executable_stack = EXSTACK_DISABLE_X;
 	else
 		executable_stack = EXSTACK_DEFAULT;
 
+	if (stack_size == 0) {
+		stack_size = interp_params.stack_size;
+		if (interp_params.flags & ELF_FDPIC_FLAG_EXEC_STACK)
+			executable_stack = EXSTACK_ENABLE_X;
+		else if (interp_params.flags & ELF_FDPIC_FLAG_NOEXEC_STACK)
+			executable_stack = EXSTACK_DISABLE_X;
+		else
+			executable_stack = EXSTACK_DEFAULT;
+	}
+
 	retval = -ENOEXEC;
 	if (stack_size == 0)
 		goto error;
@@ -1325,9 +1328,6 @@ static int writenote(struct memelfnote *men, struct file *file)
 #define DUMP_WRITE(addr, nr)	\
 	if ((size += (nr)) > limit || !dump_write(file, (addr), (nr))) \
 		goto end_coredump;
-#define DUMP_SEEK(off)	\
-	if (!dump_seek(file, (off))) \
-		goto end_coredump;
 
 static inline void fill_elf_fdpic_header(struct elfhdr *elf, int segs)
 {
@@ -1518,6 +1518,7 @@ static int elf_fdpic_dump_segments(struct file *file, size_t *size,
 			   unsigned long *limit, unsigned long mm_flags)
 {
 	struct vm_area_struct *vma;
+	int err = 0;
 
 	for (vma = current->mm->mmap; vma; vma = vma->vm_next) {
 		unsigned long addr;
@@ -1525,43 +1526,26 @@ static int elf_fdpic_dump_segments(struct file *file, size_t *size,
 		if (!maydump(vma, mm_flags))
 			continue;
 
-		for (addr = vma->vm_start;
-		     addr < vma->vm_end;
-		     addr += PAGE_SIZE
-		     ) {
-			struct vm_area_struct *vma;
-			struct page *page;
-
-			if (get_user_pages(current, current->mm, addr, 1, 0, 1,
-					   &page, &vma) <= 0) {
-				DUMP_SEEK(file->f_pos + PAGE_SIZE);
-			}
-			else if (page == ZERO_PAGE(0)) {
-				page_cache_release(page);
-				DUMP_SEEK(file->f_pos + PAGE_SIZE);
-			}
-			else {
-				void *kaddr;
-
-				flush_cache_page(vma, addr, page_to_pfn(page));
-				kaddr = kmap(page);
-				if ((*size += PAGE_SIZE) > *limit ||
-				    !dump_write(file, kaddr, PAGE_SIZE)
-				    ) {
-					kunmap(page);
-					page_cache_release(page);
-					return -EIO;
-				}
+		for (addr = vma->vm_start; addr < vma->vm_end;
+							addr += PAGE_SIZE) {
+			struct page *page = get_dump_page(addr);
+			if (page) {
+				void *kaddr = kmap(page);
+				*size += PAGE_SIZE;
+				if (*size > *limit)
+					err = -EFBIG;
+				else if (!dump_write(file, kaddr, PAGE_SIZE))
+					err = -EIO;
 				kunmap(page);
 				page_cache_release(page);
-			}
+			} else if (!dump_seek(file, file->f_pos + PAGE_SIZE))
+				err = -EFBIG;
+			if (err)
+				goto out;
 		}
 	}
-
-	return 0;
-
-end_coredump:
-	return -EFBIG;
+out:
+	return err;
 }
 #endif
 
@@ -1802,7 +1786,8 @@ static int elf_fdpic_core_dump(long signr, struct pt_regs *regs,
 				goto end_coredump;
 	}
 
-	DUMP_SEEK(dataoff);
+	if (!dump_seek(file, dataoff))
+		goto end_coredump;
 
 	if (elf_fdpic_dump_segments(file, &size, &limit, mm_flags) < 0)
 		goto end_coredump;
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index e92f229e3c6e..a2796651e756 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -278,8 +278,6 @@ static int decompress_exec(
 		ret = bprm->file->f_op->read(bprm->file, buf, LBUFSIZE, &fpos);
 		if (ret <= 0)
 			break;
-		if (ret >= (unsigned long) -4096)
-			break;
 		len -= ret;
 
 		strm.next_in = buf;
@@ -335,7 +333,7 @@ calc_reloc(unsigned long r, struct lib_info *p, int curid, int internalp)
 					"(%d != %d)", (unsigned) r, curid, id);
 			goto failed;
 		} else if ( ! p->lib_list[id].loaded &&
-				load_flat_shared_library(id, p) > (unsigned long) -4096) {
+				IS_ERR_VALUE(load_flat_shared_library(id, p))) {
 			printk("BINFMT_FLAT: failed to load library %d", id);
 			goto failed;
 		}
@@ -545,7 +543,7 @@ static int load_flat_file(struct linux_binprm * bprm,
 		textpos = do_mmap(bprm->file, 0, text_len, PROT_READ|PROT_EXEC,
 				  MAP_PRIVATE|MAP_EXECUTABLE, 0);
 		up_write(&current->mm->mmap_sem);
-		if (!textpos  || textpos >= (unsigned long) -4096) {
+		if (!textpos || IS_ERR_VALUE(textpos)) {
 			if (!textpos)
 				textpos = (unsigned long) -ENOMEM;
 			printk("Unable to mmap process text, errno %d\n", (int)-textpos);
@@ -560,7 +558,7 @@ static int load_flat_file(struct linux_binprm * bprm,
 			PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0);
 		up_write(&current->mm->mmap_sem);
 
-		if (realdatastart == 0 || realdatastart >= (unsigned long)-4096) {
+		if (realdatastart == 0 || IS_ERR_VALUE(realdatastart)) {
 			if (!realdatastart)
 				realdatastart = (unsigned long) -ENOMEM;
 			printk("Unable to allocate RAM for process data, errno %d\n",
@@ -587,7 +585,7 @@ static int load_flat_file(struct linux_binprm * bprm,
 			result = bprm->file->f_op->read(bprm->file, (char *) datapos,
 					data_len + (relocs * sizeof(unsigned long)), &fpos);
 		}
-		if (result >= (unsigned long)-4096) {
+		if (IS_ERR_VALUE(result)) {
 			printk("Unable to read data+bss, errno %d\n", (int)-result);
 			do_munmap(current->mm, textpos, text_len);
 			do_munmap(current->mm, realdatastart, data_len + extra);
@@ -607,7 +605,7 @@ static int load_flat_file(struct linux_binprm * bprm,
 			PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0);
 		up_write(&current->mm->mmap_sem);
 
-		if (!textpos  || textpos >= (unsigned long) -4096) {
+		if (!textpos || IS_ERR_VALUE(textpos)) {
 			if (!textpos)
 				textpos = (unsigned long) -ENOMEM;
 			printk("Unable to allocate RAM for process text/data, errno %d\n",
@@ -641,7 +639,7 @@ static int load_flat_file(struct linux_binprm * bprm,
 			fpos = 0;
 			result = bprm->file->f_op->read(bprm->file,
 					(char *) textpos, text_len, &fpos);
-			if (result < (unsigned long) -4096)
+			if (!IS_ERR_VALUE(result))
 				result = decompress_exec(bprm, text_len, (char *) datapos,
 						 data_len + (relocs * sizeof(unsigned long)), 0);
 		}
@@ -651,13 +649,13 @@ static int load_flat_file(struct linux_binprm * bprm,
 			fpos = 0;
 			result = bprm->file->f_op->read(bprm->file,
 					(char *) textpos, text_len, &fpos);
-			if (result < (unsigned long) -4096) {
+			if (!IS_ERR_VALUE(result)) {
 				fpos = ntohl(hdr->data_start);
 				result = bprm->file->f_op->read(bprm->file, (char *) datapos,
 					data_len + (relocs * sizeof(unsigned long)), &fpos);
 			}
 		}
-		if (result >= (unsigned long)-4096) {
+		if (IS_ERR_VALUE(result)) {
 			printk("Unable to read code+data+bss, errno %d\n",(int)-result);
 			do_munmap(current->mm, textpos, text_len + data_len + extra +
 				MAX_SHARED_LIBS * sizeof(unsigned long));
@@ -835,7 +833,7 @@ static int load_flat_shared_library(int id, struct lib_info *libs)
 
 	res = prepare_binprm(&bprm);
 
-	if (res <= (unsigned long)-4096)
+	if (!IS_ERR_VALUE(res))
 		res = load_flat_file(&bprm, libs, id, NULL);
 
 	abort_creds(bprm.cred);
@@ -880,7 +878,7 @@ static int load_flat_binary(struct linux_binprm * bprm, struct pt_regs * regs)
 	stack_len += FLAT_DATA_ALIGN - 1;  /* reserve for upcoming alignment */
 	
 	res = load_flat_file(bprm, &libinfo, 0, &stack_len);
-	if (res > (unsigned long)-4096)
+	if (IS_ERR_VALUE(res))
 		return res;
 	
 	/* Update data segment pointers for all libraries */
diff --git a/fs/bio.c b/fs/bio.c
index 76738005c8e8..12da5db8682c 100644
--- a/fs/bio.c
+++ b/fs/bio.c
@@ -249,6 +249,7 @@ void bio_free(struct bio *bio, struct bio_set *bs)
 
 	mempool_free(p, bs->bio_pool);
 }
+EXPORT_SYMBOL(bio_free);
 
 void bio_init(struct bio *bio)
 {
@@ -257,6 +258,7 @@ void bio_init(struct bio *bio)
 	bio->bi_comp_cpu = -1;
 	atomic_set(&bio->bi_cnt, 1);
 }
+EXPORT_SYMBOL(bio_init);
 
 /**
  * bio_alloc_bioset - allocate a bio for I/O
@@ -311,6 +313,7 @@ err_free:
 	mempool_free(p, bs->bio_pool);
 	return NULL;
 }
+EXPORT_SYMBOL(bio_alloc_bioset);
 
 static void bio_fs_destructor(struct bio *bio)
 {
@@ -322,8 +325,16 @@ static void bio_fs_destructor(struct bio *bio)
  *	@gfp_mask: allocation mask to use
  *	@nr_iovecs: number of iovecs
  *
- *	Allocate a new bio with @nr_iovecs bvecs.  If @gfp_mask
- *	contains __GFP_WAIT, the allocation is guaranteed to succeed.
+ *	bio_alloc will allocate a bio and associated bio_vec array that can hold
+ *	at least @nr_iovecs entries. Allocations will be done from the
+ *	fs_bio_set. Also see @bio_alloc_bioset and @bio_kmalloc.
+ *
+ *	If %__GFP_WAIT is set, then bio_alloc will always be able to allocate
+ *	a bio. This is due to the mempool guarantees. To make this work, callers
+ *	must never allocate more than 1 bio at a time from this pool. Callers
+ *	that need to allocate more than 1 bio must always submit the previously
+ *	allocated bio for IO before attempting to allocate a new one. Failure to
+ *	do so can cause livelocks under memory pressure.
  *
  *	RETURNS:
  *	Pointer to new bio on success, NULL on failure.
@@ -337,6 +348,7 @@ struct bio *bio_alloc(gfp_t gfp_mask, int nr_iovecs)
 
 	return bio;
 }
+EXPORT_SYMBOL(bio_alloc);
 
 static void bio_kmalloc_destructor(struct bio *bio)
 {
@@ -346,21 +358,13 @@ static void bio_kmalloc_destructor(struct bio *bio)
 }
 
 /**
- * bio_alloc - allocate a bio for I/O
+ * bio_kmalloc - allocate a bio for I/O using kmalloc()
  * @gfp_mask:   the GFP_ mask given to the slab allocator
  * @nr_iovecs:	number of iovecs to pre-allocate
  *
  * Description:
- *   bio_alloc will allocate a bio and associated bio_vec array that can hold
- *   at least @nr_iovecs entries. Allocations will be done from the
- *   fs_bio_set. Also see @bio_alloc_bioset.
- *
- *   If %__GFP_WAIT is set, then bio_alloc will always be able to allocate
- *   a bio. This is due to the mempool guarantees. To make this work, callers
- *   must never allocate more than 1 bio at a time from this pool. Callers
- *   that need to allocate more than 1 bio must always submit the previously
- *   allocated bio for IO before attempting to allocate a new one. Failure to
- *   do so can cause livelocks under memory pressure.
+ *   Allocate a new bio with @nr_iovecs bvecs.  If @gfp_mask contains
+ *   %__GFP_WAIT, the allocation is guaranteed to succeed.
  *
  **/
 struct bio *bio_kmalloc(gfp_t gfp_mask, int nr_iovecs)
@@ -380,6 +384,7 @@ struct bio *bio_kmalloc(gfp_t gfp_mask, int nr_iovecs)
 
 	return bio;
 }
+EXPORT_SYMBOL(bio_kmalloc);
 
 void zero_fill_bio(struct bio *bio)
 {
@@ -402,7 +407,7 @@ EXPORT_SYMBOL(zero_fill_bio);
  *
  * Description:
  *   Put a reference to a &struct bio, either one you have gotten with
- *   bio_alloc or bio_get. The last put of a bio will free it.
+ *   bio_alloc, bio_get or bio_clone. The last put of a bio will free it.
  **/
 void bio_put(struct bio *bio)
 {
@@ -416,6 +421,7 @@ void bio_put(struct bio *bio)
 		bio->bi_destructor(bio);
 	}
 }
+EXPORT_SYMBOL(bio_put);
 
 inline int bio_phys_segments(struct request_queue *q, struct bio *bio)
 {
@@ -424,6 +430,7 @@ inline int bio_phys_segments(struct request_queue *q, struct bio *bio)
 
 	return bio->bi_phys_segments;
 }
+EXPORT_SYMBOL(bio_phys_segments);
 
 /**
  * 	__bio_clone	-	clone a bio
@@ -451,6 +458,7 @@ void __bio_clone(struct bio *bio, struct bio *bio_src)
 	bio->bi_size = bio_src->bi_size;
 	bio->bi_idx = bio_src->bi_idx;
 }
+EXPORT_SYMBOL(__bio_clone);
 
 /**
  *	bio_clone	-	clone a bio
@@ -482,6 +490,7 @@ struct bio *bio_clone(struct bio *bio, gfp_t gfp_mask)
 
 	return b;
 }
+EXPORT_SYMBOL(bio_clone);
 
 /**
  *	bio_get_nr_vecs		- return approx number of vecs
@@ -505,6 +514,7 @@ int bio_get_nr_vecs(struct block_device *bdev)
 
 	return nr_pages;
 }
+EXPORT_SYMBOL(bio_get_nr_vecs);
 
 static int __bio_add_page(struct request_queue *q, struct bio *bio, struct page
 			  *page, unsigned int len, unsigned int offset,
@@ -635,6 +645,7 @@ int bio_add_pc_page(struct request_queue *q, struct bio *bio, struct page *page,
 	return __bio_add_page(q, bio, page, len, offset,
 			      queue_max_hw_sectors(q));
 }
+EXPORT_SYMBOL(bio_add_pc_page);
 
 /**
  *	bio_add_page	-	attempt to add page to bio
@@ -655,6 +666,7 @@ int bio_add_page(struct bio *bio, struct page *page, unsigned int len,
 	struct request_queue *q = bdev_get_queue(bio->bi_bdev);
 	return __bio_add_page(q, bio, page, len, offset, queue_max_sectors(q));
 }
+EXPORT_SYMBOL(bio_add_page);
 
 struct bio_map_data {
 	struct bio_vec *iovecs;
@@ -776,6 +788,7 @@ int bio_uncopy_user(struct bio *bio)
 	bio_put(bio);
 	return ret;
 }
+EXPORT_SYMBOL(bio_uncopy_user);
 
 /**
  *	bio_copy_user_iov	-	copy user data to bio
@@ -920,6 +933,7 @@ struct bio *bio_copy_user(struct request_queue *q, struct rq_map_data *map_data,
 
 	return bio_copy_user_iov(q, map_data, &iov, 1, write_to_vm, gfp_mask);
 }
+EXPORT_SYMBOL(bio_copy_user);
 
 static struct bio *__bio_map_user_iov(struct request_queue *q,
 				      struct block_device *bdev,
@@ -1050,6 +1064,7 @@ struct bio *bio_map_user(struct request_queue *q, struct block_device *bdev,
 
 	return bio_map_user_iov(q, bdev, &iov, 1, write_to_vm, gfp_mask);
 }
+EXPORT_SYMBOL(bio_map_user);
 
 /**
  *	bio_map_user_iov - map user sg_iovec table into bio
@@ -1117,13 +1132,13 @@ void bio_unmap_user(struct bio *bio)
 	__bio_unmap_user(bio);
 	bio_put(bio);
 }
+EXPORT_SYMBOL(bio_unmap_user);
 
 static void bio_map_kern_endio(struct bio *bio, int err)
 {
 	bio_put(bio);
 }
 
-
 static struct bio *__bio_map_kern(struct request_queue *q, void *data,
 				  unsigned int len, gfp_t gfp_mask)
 {
@@ -1189,6 +1204,7 @@ struct bio *bio_map_kern(struct request_queue *q, void *data, unsigned int len,
 	bio_put(bio);
 	return ERR_PTR(-EINVAL);
 }
+EXPORT_SYMBOL(bio_map_kern);
 
 static void bio_copy_kern_endio(struct bio *bio, int err)
 {
@@ -1250,6 +1266,7 @@ struct bio *bio_copy_kern(struct request_queue *q, void *data, unsigned int len,
 
 	return bio;
 }
+EXPORT_SYMBOL(bio_copy_kern);
 
 /*
  * bio_set_pages_dirty() and bio_check_pages_dirty() are support functions
@@ -1400,6 +1417,7 @@ void bio_endio(struct bio *bio, int error)
 	if (bio->bi_end_io)
 		bio->bi_end_io(bio, error);
 }
+EXPORT_SYMBOL(bio_endio);
 
 void bio_pair_release(struct bio_pair *bp)
 {
@@ -1410,6 +1428,7 @@ void bio_pair_release(struct bio_pair *bp)
 		mempool_free(bp, bp->bio2.bi_private);
 	}
 }
+EXPORT_SYMBOL(bio_pair_release);
 
 static void bio_pair_end_1(struct bio *bi, int err)
 {
@@ -1477,6 +1496,7 @@ struct bio_pair *bio_split(struct bio *bi, int first_sectors)
 
 	return bp;
 }
+EXPORT_SYMBOL(bio_split);
 
 /**
  *      bio_sector_offset - Find hardware sector offset in bio
@@ -1547,6 +1567,7 @@ void bioset_free(struct bio_set *bs)
 
 	kfree(bs);
 }
+EXPORT_SYMBOL(bioset_free);
 
 /**
  * bioset_create  - Create a bio_set
@@ -1592,6 +1613,7 @@ bad:
 	bioset_free(bs);
 	return NULL;
 }
+EXPORT_SYMBOL(bioset_create);
 
 static void __init biovec_init_slabs(void)
 {
@@ -1636,29 +1658,4 @@ static int __init init_bio(void)
 
 	return 0;
 }
-
 subsys_initcall(init_bio);
-
-EXPORT_SYMBOL(bio_alloc);
-EXPORT_SYMBOL(bio_kmalloc);
-EXPORT_SYMBOL(bio_put);
-EXPORT_SYMBOL(bio_free);
-EXPORT_SYMBOL(bio_endio);
-EXPORT_SYMBOL(bio_init);
-EXPORT_SYMBOL(__bio_clone);
-EXPORT_SYMBOL(bio_clone);
-EXPORT_SYMBOL(bio_phys_segments);
-EXPORT_SYMBOL(bio_add_page);
-EXPORT_SYMBOL(bio_add_pc_page);
-EXPORT_SYMBOL(bio_get_nr_vecs);
-EXPORT_SYMBOL(bio_map_user);
-EXPORT_SYMBOL(bio_unmap_user);
-EXPORT_SYMBOL(bio_map_kern);
-EXPORT_SYMBOL(bio_copy_kern);
-EXPORT_SYMBOL(bio_pair_release);
-EXPORT_SYMBOL(bio_split);
-EXPORT_SYMBOL(bio_copy_user);
-EXPORT_SYMBOL(bio_uncopy_user);
-EXPORT_SYMBOL(bioset_create);
-EXPORT_SYMBOL(bioset_free);
-EXPORT_SYMBOL(bio_alloc_bioset);
diff --git a/fs/block_dev.c b/fs/block_dev.c
index 71e7e03ac343..8bed0557d88c 100644
--- a/fs/block_dev.c
+++ b/fs/block_dev.c
@@ -216,8 +216,6 @@ EXPORT_SYMBOL(fsync_bdev);
  * freeze_bdev  --  lock a filesystem and force it into a consistent state
  * @bdev:	blockdevice to lock
  *
- * This takes the block device bd_mount_sem to make sure no new mounts
- * happen on bdev until thaw_bdev() is called.
  * If a superblock is found on this device, we take the s_umount semaphore
  * on it to make sure nobody unmounts until the snapshot creation is done.
  * The reference counter (bd_fsfreeze_count) guarantees that only the last
@@ -232,46 +230,55 @@ struct super_block *freeze_bdev(struct block_device *bdev)
 	int error = 0;
 
 	mutex_lock(&bdev->bd_fsfreeze_mutex);
-	if (bdev->bd_fsfreeze_count > 0) {
-		bdev->bd_fsfreeze_count++;
+	if (++bdev->bd_fsfreeze_count > 1) {
+		/*
+		 * We don't even need to grab a reference - the first call
+		 * to freeze_bdev grab an active reference and only the last
+		 * thaw_bdev drops it.
+		 */
 		sb = get_super(bdev);
+		drop_super(sb);
 		mutex_unlock(&bdev->bd_fsfreeze_mutex);
 		return sb;
 	}
-	bdev->bd_fsfreeze_count++;
-
-	down(&bdev->bd_mount_sem);
-	sb = get_super(bdev);
-	if (sb && !(sb->s_flags & MS_RDONLY)) {
-		sb->s_frozen = SB_FREEZE_WRITE;
-		smp_wmb();
-
-		sync_filesystem(sb);
-
-		sb->s_frozen = SB_FREEZE_TRANS;
-		smp_wmb();
-
-		sync_blockdev(sb->s_bdev);
-
-		if (sb->s_op->freeze_fs) {
-			error = sb->s_op->freeze_fs(sb);
-			if (error) {
-				printk(KERN_ERR
-					"VFS:Filesystem freeze failed\n");
-				sb->s_frozen = SB_UNFROZEN;
-				drop_super(sb);
-				up(&bdev->bd_mount_sem);
-				bdev->bd_fsfreeze_count--;
-				mutex_unlock(&bdev->bd_fsfreeze_mutex);
-				return ERR_PTR(error);
-			}
+
+	sb = get_active_super(bdev);
+	if (!sb)
+		goto out;
+	if (sb->s_flags & MS_RDONLY) {
+		deactivate_locked_super(sb);
+		mutex_unlock(&bdev->bd_fsfreeze_mutex);
+		return sb;
+	}
+
+	sb->s_frozen = SB_FREEZE_WRITE;
+	smp_wmb();
+
+	sync_filesystem(sb);
+
+	sb->s_frozen = SB_FREEZE_TRANS;
+	smp_wmb();
+
+	sync_blockdev(sb->s_bdev);
+
+	if (sb->s_op->freeze_fs) {
+		error = sb->s_op->freeze_fs(sb);
+		if (error) {
+			printk(KERN_ERR
+				"VFS:Filesystem freeze failed\n");
+			sb->s_frozen = SB_UNFROZEN;
+			deactivate_locked_super(sb);
+			bdev->bd_fsfreeze_count--;
+			mutex_unlock(&bdev->bd_fsfreeze_mutex);
+			return ERR_PTR(error);
 		}
 	}
+	up_write(&sb->s_umount);
 
+ out:
 	sync_blockdev(bdev);
 	mutex_unlock(&bdev->bd_fsfreeze_mutex);
-
-	return sb;	/* thaw_bdev releases s->s_umount and bd_mount_sem */
+	return sb;	/* thaw_bdev releases s->s_umount */
 }
 EXPORT_SYMBOL(freeze_bdev);
 
@@ -284,44 +291,44 @@ EXPORT_SYMBOL(freeze_bdev);
  */
 int thaw_bdev(struct block_device *bdev, struct super_block *sb)
 {
-	int error = 0;
+	int error = -EINVAL;
 
 	mutex_lock(&bdev->bd_fsfreeze_mutex);
-	if (!bdev->bd_fsfreeze_count) {
-		mutex_unlock(&bdev->bd_fsfreeze_mutex);
-		return -EINVAL;
-	}
-
-	bdev->bd_fsfreeze_count--;
-	if (bdev->bd_fsfreeze_count > 0) {
-		if (sb)
-			drop_super(sb);
-		mutex_unlock(&bdev->bd_fsfreeze_mutex);
-		return 0;
-	}
-
-	if (sb) {
-		BUG_ON(sb->s_bdev != bdev);
-		if (!(sb->s_flags & MS_RDONLY)) {
-			if (sb->s_op->unfreeze_fs) {
-				error = sb->s_op->unfreeze_fs(sb);
-				if (error) {
-					printk(KERN_ERR
-						"VFS:Filesystem thaw failed\n");
-					sb->s_frozen = SB_FREEZE_TRANS;
-					bdev->bd_fsfreeze_count++;
-					mutex_unlock(&bdev->bd_fsfreeze_mutex);
-					return error;
-				}
-			}
-			sb->s_frozen = SB_UNFROZEN;
-			smp_wmb();
-			wake_up(&sb->s_wait_unfrozen);
+	if (!bdev->bd_fsfreeze_count)
+		goto out_unlock;
+
+	error = 0;
+	if (--bdev->bd_fsfreeze_count > 0)
+		goto out_unlock;
+
+	if (!sb)
+		goto out_unlock;
+
+	BUG_ON(sb->s_bdev != bdev);
+	down_write(&sb->s_umount);
+	if (sb->s_flags & MS_RDONLY)
+		goto out_deactivate;
+
+	if (sb->s_op->unfreeze_fs) {
+		error = sb->s_op->unfreeze_fs(sb);
+		if (error) {
+			printk(KERN_ERR
+				"VFS:Filesystem thaw failed\n");
+			sb->s_frozen = SB_FREEZE_TRANS;
+			bdev->bd_fsfreeze_count++;
+			mutex_unlock(&bdev->bd_fsfreeze_mutex);
+			return error;
 		}
-		drop_super(sb);
 	}
 
-	up(&bdev->bd_mount_sem);
+	sb->s_frozen = SB_UNFROZEN;
+	smp_wmb();
+	wake_up(&sb->s_wait_unfrozen);
+
+out_deactivate:
+	if (sb)
+		deactivate_locked_super(sb);
+out_unlock:
 	mutex_unlock(&bdev->bd_fsfreeze_mutex);
 	return 0;
 }
@@ -430,7 +437,6 @@ static void init_once(void *foo)
 
 	memset(bdev, 0, sizeof(*bdev));
 	mutex_init(&bdev->bd_mutex);
-	sema_init(&bdev->bd_mount_sem, 1);
 	INIT_LIST_HEAD(&bdev->bd_inodes);
 	INIT_LIST_HEAD(&bdev->bd_list);
 #ifdef CONFIG_SYSFS
@@ -1114,7 +1120,7 @@ EXPORT_SYMBOL(revalidate_disk);
 int check_disk_change(struct block_device *bdev)
 {
 	struct gendisk *disk = bdev->bd_disk;
-	struct block_device_operations * bdops = disk->fops;
+	const struct block_device_operations *bdops = disk->fops;
 
 	if (!bdops->media_changed)
 		return 0;
@@ -1242,8 +1248,8 @@ static int __blkdev_get(struct block_device *bdev, fmode_t mode, int for_part)
 			bd_set_size(bdev, (loff_t)bdev->bd_part->nr_sects << 9);
 		}
 	} else {
-		put_disk(disk);
 		module_put(disk->fops->owner);
+		put_disk(disk);
 		disk = NULL;
 		if (bdev->bd_contains == bdev) {
 			if (bdev->bd_disk->fops->open) {
diff --git a/fs/btrfs/acl.c b/fs/btrfs/acl.c
index f128427b995b..361604244271 100644
--- a/fs/btrfs/acl.c
+++ b/fs/btrfs/acl.c
@@ -27,7 +27,7 @@
 #include "btrfs_inode.h"
 #include "xattr.h"
 
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_BTRFS_FS_POSIX_ACL
 
 static struct posix_acl *btrfs_get_acl(struct inode *inode, int type)
 {
@@ -313,7 +313,7 @@ struct xattr_handler btrfs_xattr_acl_access_handler = {
 	.set	= btrfs_xattr_acl_access_set,
 };
 
-#else /* CONFIG_FS_POSIX_ACL */
+#else /* CONFIG_BTRFS_FS_POSIX_ACL */
 
 int btrfs_acl_chmod(struct inode *inode)
 {
@@ -325,4 +325,4 @@ int btrfs_init_acl(struct inode *inode, struct inode *dir)
 	return 0;
 }
 
-#endif /* CONFIG_FS_POSIX_ACL */
+#endif /* CONFIG_BTRFS_FS_POSIX_ACL */
diff --git a/fs/btrfs/async-thread.c b/fs/btrfs/async-thread.c
index 019e8af449ab..c0861e781cdb 100644
--- a/fs/btrfs/async-thread.c
+++ b/fs/btrfs/async-thread.c
@@ -48,6 +48,9 @@ struct btrfs_worker_thread {
 	/* number of things on the pending list */
 	atomic_t num_pending;
 
+	/* reference counter for this struct */
+	atomic_t refs;
+
 	unsigned long sequence;
 
 	/* protects the pending list. */
@@ -61,6 +64,51 @@ struct btrfs_worker_thread {
 };
 
 /*
+ * btrfs_start_workers uses kthread_run, which can block waiting for memory
+ * for a very long time.  It will actually throttle on page writeback,
+ * and so it may not make progress until after our btrfs worker threads
+ * process all of the pending work structs in their queue
+ *
+ * This means we can't use btrfs_start_workers from inside a btrfs worker
+ * thread that is used as part of cleaning dirty memory, which pretty much
+ * involves all of the worker threads.
+ *
+ * Instead we have a helper queue who never has more than one thread
+ * where we scheduler thread start operations.  This worker_start struct
+ * is used to contain the work and hold a pointer to the queue that needs
+ * another worker.
+ */
+struct worker_start {
+	struct btrfs_work work;
+	struct btrfs_workers *queue;
+};
+
+static void start_new_worker_func(struct btrfs_work *work)
+{
+	struct worker_start *start;
+	start = container_of(work, struct worker_start, work);
+	btrfs_start_workers(start->queue, 1);
+	kfree(start);
+}
+
+static int start_new_worker(struct btrfs_workers *queue)
+{
+	struct worker_start *start;
+	int ret;
+
+	start = kzalloc(sizeof(*start), GFP_NOFS);
+	if (!start)
+		return -ENOMEM;
+
+	start->work.func = start_new_worker_func;
+	start->queue = queue;
+	ret = btrfs_queue_worker(queue->atomic_worker_start, &start->work);
+	if (ret)
+		kfree(start);
+	return ret;
+}
+
+/*
  * helper function to move a thread onto the idle list after it
  * has finished some requests.
  */
@@ -71,7 +119,12 @@ static void check_idle_worker(struct btrfs_worker_thread *worker)
 		unsigned long flags;
 		spin_lock_irqsave(&worker->workers->lock, flags);
 		worker->idle = 1;
-		list_move(&worker->worker_list, &worker->workers->idle_list);
+
+		/* the list may be empty if the worker is just starting */
+		if (!list_empty(&worker->worker_list)) {
+			list_move(&worker->worker_list,
+				 &worker->workers->idle_list);
+		}
 		spin_unlock_irqrestore(&worker->workers->lock, flags);
 	}
 }
@@ -87,23 +140,51 @@ static void check_busy_worker(struct btrfs_worker_thread *worker)
 		unsigned long flags;
 		spin_lock_irqsave(&worker->workers->lock, flags);
 		worker->idle = 0;
-		list_move_tail(&worker->worker_list,
-			       &worker->workers->worker_list);
+
+		if (!list_empty(&worker->worker_list)) {
+			list_move_tail(&worker->worker_list,
+				      &worker->workers->worker_list);
+		}
 		spin_unlock_irqrestore(&worker->workers->lock, flags);
 	}
 }
 
-static noinline int run_ordered_completions(struct btrfs_workers *workers,
-					    struct btrfs_work *work)
+static void check_pending_worker_creates(struct btrfs_worker_thread *worker)
 {
+	struct btrfs_workers *workers = worker->workers;
 	unsigned long flags;
 
+	rmb();
+	if (!workers->atomic_start_pending)
+		return;
+
+	spin_lock_irqsave(&workers->lock, flags);
+	if (!workers->atomic_start_pending)
+		goto out;
+
+	workers->atomic_start_pending = 0;
+	if (workers->num_workers + workers->num_workers_starting >=
+	    workers->max_workers)
+		goto out;
+
+	workers->num_workers_starting += 1;
+	spin_unlock_irqrestore(&workers->lock, flags);
+	start_new_worker(workers);
+	return;
+
+out:
+	spin_unlock_irqrestore(&workers->lock, flags);
+}
+
+static noinline int run_ordered_completions(struct btrfs_workers *workers,
+					    struct btrfs_work *work)
+{
 	if (!workers->ordered)
 		return 0;
 
 	set_bit(WORK_DONE_BIT, &work->flags);
 
-	spin_lock_irqsave(&workers->lock, flags);
+	spin_lock(&workers->order_lock);
 
 	while (1) {
 		if (!list_empty(&workers->prio_order_list)) {
@@ -126,45 +207,118 @@ static noinline int run_ordered_completions(struct btrfs_workers *workers,
 		if (test_and_set_bit(WORK_ORDER_DONE_BIT, &work->flags))
 			break;
 
-		spin_unlock_irqrestore(&workers->lock, flags);
+		spin_unlock(&workers->order_lock);
 
 		work->ordered_func(work);
 
 		/* now take the lock again and call the freeing code */
-		spin_lock_irqsave(&workers->lock, flags);
+		spin_lock(&workers->order_lock);
 		list_del(&work->order_list);
 		work->ordered_free(work);
 	}
 
-	spin_unlock_irqrestore(&workers->lock, flags);
+	spin_unlock(&workers->order_lock);
 	return 0;
 }
 
+static void put_worker(struct btrfs_worker_thread *worker)
+{
+	if (atomic_dec_and_test(&worker->refs))
+		kfree(worker);
+}
+
+static int try_worker_shutdown(struct btrfs_worker_thread *worker)
+{
+	int freeit = 0;
+
+	spin_lock_irq(&worker->lock);
+	spin_lock(&worker->workers->lock);
+	if (worker->workers->num_workers > 1 &&
+	    worker->idle &&
+	    !worker->working &&
+	    !list_empty(&worker->worker_list) &&
+	    list_empty(&worker->prio_pending) &&
+	    list_empty(&worker->pending) &&
+	    atomic_read(&worker->num_pending) == 0) {
+		freeit = 1;
+		list_del_init(&worker->worker_list);
+		worker->workers->num_workers--;
+	}
+	spin_unlock(&worker->workers->lock);
+	spin_unlock_irq(&worker->lock);
+
+	if (freeit)
+		put_worker(worker);
+	return freeit;
+}
+
+static struct btrfs_work *get_next_work(struct btrfs_worker_thread *worker,
+					struct list_head *prio_head,
+					struct list_head *head)
+{
+	struct btrfs_work *work = NULL;
+	struct list_head *cur = NULL;
+
+	if(!list_empty(prio_head))
+		cur = prio_head->next;
+
+	smp_mb();
+	if (!list_empty(&worker->prio_pending))
+		goto refill;
+
+	if (!list_empty(head))
+		cur = head->next;
+
+	if (cur)
+		goto out;
+
+refill:
+	spin_lock_irq(&worker->lock);
+	list_splice_tail_init(&worker->prio_pending, prio_head);
+	list_splice_tail_init(&worker->pending, head);
+
+	if (!list_empty(prio_head))
+		cur = prio_head->next;
+	else if (!list_empty(head))
+		cur = head->next;
+	spin_unlock_irq(&worker->lock);
+
+	if (!cur)
+		goto out_fail;
+
+out:
+	work = list_entry(cur, struct btrfs_work, list);
+
+out_fail:
+	return work;
+}
+
 /*
  * main loop for servicing work items
  */
 static int worker_loop(void *arg)
 {
 	struct btrfs_worker_thread *worker = arg;
-	struct list_head *cur;
+	struct list_head head;
+	struct list_head prio_head;
 	struct btrfs_work *work;
+
+	INIT_LIST_HEAD(&head);
+	INIT_LIST_HEAD(&prio_head);
+
 	do {
-		spin_lock_irq(&worker->lock);
-again_locked:
+again:
 		while (1) {
-			if (!list_empty(&worker->prio_pending))
-				cur = worker->prio_pending.next;
-			else if (!list_empty(&worker->pending))
-				cur = worker->pending.next;
-			else
+
+
+			work = get_next_work(worker, &prio_head, &head);
+			if (!work)
 				break;
 
-			work = list_entry(cur, struct btrfs_work, list);
 			list_del(&work->list);
 			clear_bit(WORK_QUEUED_BIT, &work->flags);
 
 			work->worker = worker;
-			spin_unlock_irq(&worker->lock);
 
 			work->func(work);
 
@@ -175,9 +329,13 @@ again_locked:
 			 */
 			run_ordered_completions(worker->workers, work);
 
-			spin_lock_irq(&worker->lock);
-			check_idle_worker(worker);
+			check_pending_worker_creates(worker);
+
 		}
+
+		spin_lock_irq(&worker->lock);
+		check_idle_worker(worker);
+
 		if (freezing(current)) {
 			worker->working = 0;
 			spin_unlock_irq(&worker->lock);
@@ -216,8 +374,10 @@ again_locked:
 				spin_lock_irq(&worker->lock);
 				set_current_state(TASK_INTERRUPTIBLE);
 				if (!list_empty(&worker->pending) ||
-				    !list_empty(&worker->prio_pending))
-					goto again_locked;
+				    !list_empty(&worker->prio_pending)) {
+					spin_unlock_irq(&worker->lock);
+					goto again;
+				}
 
 				/*
 				 * this makes sure we get a wakeup when someone
@@ -226,8 +386,13 @@ again_locked:
 				worker->working = 0;
 				spin_unlock_irq(&worker->lock);
 
-				if (!kthread_should_stop())
-					schedule();
+				if (!kthread_should_stop()) {
+					schedule_timeout(HZ * 120);
+					if (!worker->working &&
+					    try_worker_shutdown(worker)) {
+						return 0;
+					}
+				}
 			}
 			__set_current_state(TASK_RUNNING);
 		}
@@ -242,41 +407,61 @@ int btrfs_stop_workers(struct btrfs_workers *workers)
 {
 	struct list_head *cur;
 	struct btrfs_worker_thread *worker;
+	int can_stop;
 
+	spin_lock_irq(&workers->lock);
 	list_splice_init(&workers->idle_list, &workers->worker_list);
 	while (!list_empty(&workers->worker_list)) {
 		cur = workers->worker_list.next;
 		worker = list_entry(cur, struct btrfs_worker_thread,
 				    worker_list);
-		kthread_stop(worker->task);
-		list_del(&worker->worker_list);
-		kfree(worker);
+
+		atomic_inc(&worker->refs);
+		workers->num_workers -= 1;
+		if (!list_empty(&worker->worker_list)) {
+			list_del_init(&worker->worker_list);
+			put_worker(worker);
+			can_stop = 1;
+		} else
+			can_stop = 0;
+		spin_unlock_irq(&workers->lock);
+		if (can_stop)
+			kthread_stop(worker->task);
+		spin_lock_irq(&workers->lock);
+		put_worker(worker);
 	}
+	spin_unlock_irq(&workers->lock);
 	return 0;
 }
 
 /*
  * simple init on struct btrfs_workers
  */
-void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max)
+void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max,
+			struct btrfs_workers *async_helper)
 {
 	workers->num_workers = 0;
+	workers->num_workers_starting = 0;
 	INIT_LIST_HEAD(&workers->worker_list);
 	INIT_LIST_HEAD(&workers->idle_list);
 	INIT_LIST_HEAD(&workers->order_list);
 	INIT_LIST_HEAD(&workers->prio_order_list);
 	spin_lock_init(&workers->lock);
+	spin_lock_init(&workers->order_lock);
 	workers->max_workers = max;
 	workers->idle_thresh = 32;
 	workers->name = name;
 	workers->ordered = 0;
+	workers->atomic_start_pending = 0;
+	workers->atomic_worker_start = async_helper;
 }
 
 /*
  * starts new worker threads.  This does not enforce the max worker
  * count in case you need to temporarily go past it.
  */
-int btrfs_start_workers(struct btrfs_workers *workers, int num_workers)
+static int __btrfs_start_workers(struct btrfs_workers *workers,
+				 int num_workers)
 {
 	struct btrfs_worker_thread *worker;
 	int ret = 0;
@@ -293,7 +478,9 @@ int btrfs_start_workers(struct btrfs_workers *workers, int num_workers)
 		INIT_LIST_HEAD(&worker->prio_pending);
 		INIT_LIST_HEAD(&worker->worker_list);
 		spin_lock_init(&worker->lock);
+
 		atomic_set(&worker->num_pending, 0);
+		atomic_set(&worker->refs, 1);
 		worker->workers = workers;
 		worker->task = kthread_run(worker_loop, worker,
 					   "btrfs-%s-%d", workers->name,
@@ -303,11 +490,12 @@ int btrfs_start_workers(struct btrfs_workers *workers, int num_workers)
 			kfree(worker);
 			goto fail;
 		}
-
 		spin_lock_irq(&workers->lock);
 		list_add_tail(&worker->worker_list, &workers->idle_list);
 		worker->idle = 1;
 		workers->num_workers++;
+		workers->num_workers_starting--;
+		WARN_ON(workers->num_workers_starting < 0);
 		spin_unlock_irq(&workers->lock);
 	}
 	return 0;
@@ -316,6 +504,14 @@ fail:
 	return ret;
 }
 
+int btrfs_start_workers(struct btrfs_workers *workers, int num_workers)
+{
+	spin_lock_irq(&workers->lock);
+	workers->num_workers_starting += num_workers;
+	spin_unlock_irq(&workers->lock);
+	return __btrfs_start_workers(workers, num_workers);
+}
+
 /*
  * run through the list and find a worker thread that doesn't have a lot
  * to do right now.  This can return null if we aren't yet at the thread
@@ -325,7 +521,10 @@ static struct btrfs_worker_thread *next_worker(struct btrfs_workers *workers)
 {
 	struct btrfs_worker_thread *worker;
 	struct list_head *next;
-	int enforce_min = workers->num_workers < workers->max_workers;
+	int enforce_min;
+
+	enforce_min = (workers->num_workers + workers->num_workers_starting) <
+		workers->max_workers;
 
 	/*
 	 * if we find an idle thread, don't move it to the end of the
@@ -350,7 +549,6 @@ static struct btrfs_worker_thread *next_worker(struct btrfs_workers *workers)
 	 */
 	next = workers->worker_list.next;
 	worker = list_entry(next, struct btrfs_worker_thread, worker_list);
-	atomic_inc(&worker->num_pending);
 	worker->sequence++;
 
 	if (worker->sequence % workers->idle_thresh == 0)
@@ -367,35 +565,49 @@ static struct btrfs_worker_thread *find_worker(struct btrfs_workers *workers)
 {
 	struct btrfs_worker_thread *worker;
 	unsigned long flags;
+	struct list_head *fallback;
 
 again:
 	spin_lock_irqsave(&workers->lock, flags);
 	worker = next_worker(workers);
-	spin_unlock_irqrestore(&workers->lock, flags);
 
 	if (!worker) {
-		spin_lock_irqsave(&workers->lock, flags);
-		if (workers->num_workers >= workers->max_workers) {
-			struct list_head *fallback = NULL;
-			/*
-			 * we have failed to find any workers, just
-			 * return the force one
-			 */
-			if (!list_empty(&workers->worker_list))
-				fallback = workers->worker_list.next;
-			if (!list_empty(&workers->idle_list))
-				fallback = workers->idle_list.next;
-			BUG_ON(!fallback);
-			worker = list_entry(fallback,
-				  struct btrfs_worker_thread, worker_list);
-			spin_unlock_irqrestore(&workers->lock, flags);
+		if (workers->num_workers + workers->num_workers_starting >=
+		    workers->max_workers) {
+			goto fallback;
+		} else if (workers->atomic_worker_start) {
+			workers->atomic_start_pending = 1;
+			goto fallback;
 		} else {
+			workers->num_workers_starting++;
 			spin_unlock_irqrestore(&workers->lock, flags);
 			/* we're below the limit, start another worker */
-			btrfs_start_workers(workers, 1);
+			__btrfs_start_workers(workers, 1);
 			goto again;
 		}
 	}
+	goto found;
+
+fallback:
+	fallback = NULL;
+	/*
+	 * we have failed to find any workers, just
+	 * return the first one we can find.
+	 */
+	if (!list_empty(&workers->worker_list))
+		fallback = workers->worker_list.next;
+	if (!list_empty(&workers->idle_list))
+		fallback = workers->idle_list.next;
+	BUG_ON(!fallback);
+	worker = list_entry(fallback,
+		  struct btrfs_worker_thread, worker_list);
+found:
+	/*
+	 * this makes sure the worker doesn't exit before it is placed
+	 * onto a busy/idle list
+	 */
+	atomic_inc(&worker->num_pending);
+	spin_unlock_irqrestore(&workers->lock, flags);
 	return worker;
 }
 
@@ -427,7 +639,7 @@ int btrfs_requeue_work(struct btrfs_work *work)
 		spin_lock(&worker->workers->lock);
 		worker->idle = 0;
 		list_move_tail(&worker->worker_list,
-			       &worker->workers->worker_list);
+			      &worker->workers->worker_list);
 		spin_unlock(&worker->workers->lock);
 	}
 	if (!worker->working) {
@@ -435,9 +647,9 @@ int btrfs_requeue_work(struct btrfs_work *work)
 		worker->working = 1;
 	}
 
-	spin_unlock_irqrestore(&worker->lock, flags);
 	if (wake)
 		wake_up_process(worker->task);
+	spin_unlock_irqrestore(&worker->lock, flags);
 out:
 
 	return 0;
@@ -463,14 +675,18 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work)
 
 	worker = find_worker(workers);
 	if (workers->ordered) {
-		spin_lock_irqsave(&workers->lock, flags);
+		/*
+		 * you're not allowed to do ordered queues from an
+		 * interrupt handler
+		 */
+		spin_lock(&workers->order_lock);
 		if (test_bit(WORK_HIGH_PRIO_BIT, &work->flags)) {
 			list_add_tail(&work->order_list,
 				      &workers->prio_order_list);
 		} else {
 			list_add_tail(&work->order_list, &workers->order_list);
 		}
-		spin_unlock_irqrestore(&workers->lock, flags);
+		spin_unlock(&workers->order_lock);
 	} else {
 		INIT_LIST_HEAD(&work->order_list);
 	}
@@ -481,7 +697,6 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work)
 		list_add_tail(&work->list, &worker->prio_pending);
 	else
 		list_add_tail(&work->list, &worker->pending);
-	atomic_inc(&worker->num_pending);
 	check_busy_worker(worker);
 
 	/*
@@ -492,10 +707,10 @@ int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work)
 		wake = 1;
 	worker->working = 1;
 
-	spin_unlock_irqrestore(&worker->lock, flags);
-
 	if (wake)
 		wake_up_process(worker->task);
+	spin_unlock_irqrestore(&worker->lock, flags);
+
 out:
 	return 0;
 }
diff --git a/fs/btrfs/async-thread.h b/fs/btrfs/async-thread.h
index 1b511c109db6..5077746cf85e 100644
--- a/fs/btrfs/async-thread.h
+++ b/fs/btrfs/async-thread.h
@@ -64,6 +64,8 @@ struct btrfs_workers {
 	/* current number of running workers */
 	int num_workers;
 
+	int num_workers_starting;
+
 	/* max number of workers allowed.  changed by btrfs_start_workers */
 	int max_workers;
 
@@ -73,6 +75,16 @@ struct btrfs_workers {
 	/* force completions in the order they were queued */
 	int ordered;
 
+	/* more workers required, but in an interrupt handler */
+	int atomic_start_pending;
+
+	/*
+	 * are we allowed to sleep while starting workers or are we required
+	 * to start them at a later time?  If we can't sleep, this indicates
+	 * which queue we need to use to schedule thread creation.
+	 */
+	struct btrfs_workers *atomic_worker_start;
+
 	/* list with all the work threads.  The workers on the idle thread
 	 * may be actively servicing jobs, but they haven't yet hit the
 	 * idle thresh limit above.
@@ -90,6 +102,9 @@ struct btrfs_workers {
 	/* lock for finding the next worker thread to queue on */
 	spinlock_t lock;
 
+	/* lock for the ordered lists */
+	spinlock_t order_lock;
+
 	/* extra name for this worker, used for current->name */
 	char *name;
 };
@@ -97,7 +112,8 @@ struct btrfs_workers {
 int btrfs_queue_worker(struct btrfs_workers *workers, struct btrfs_work *work);
 int btrfs_start_workers(struct btrfs_workers *workers, int num_workers);
 int btrfs_stop_workers(struct btrfs_workers *workers);
-void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max);
+void btrfs_init_workers(struct btrfs_workers *workers, char *name, int max,
+			struct btrfs_workers *async_starter);
 int btrfs_requeue_work(struct btrfs_work *work);
 void btrfs_set_work_high_prio(struct btrfs_work *work);
 #endif
diff --git a/fs/btrfs/btrfs_inode.h b/fs/btrfs/btrfs_inode.h
index ea1ea0af8c0e..f6783a42f010 100644
--- a/fs/btrfs/btrfs_inode.h
+++ b/fs/btrfs/btrfs_inode.h
@@ -86,6 +86,12 @@ struct btrfs_inode {
 	 * transid of the trans_handle that last modified this inode
 	 */
 	u64 last_trans;
+
+	/*
+	 * log transid when this inode was last modified
+	 */
+	u64 last_sub_trans;
+
 	/*
 	 * transid that last logged this inode
 	 */
@@ -128,6 +134,16 @@ struct btrfs_inode {
 	u64 last_unlink_trans;
 
 	/*
+	 * Counters to keep track of the number of extent item's we may use due
+	 * to delalloc and such.  outstanding_extents is the number of extent
+	 * items we think we'll end up using, and reserved_extents is the number
+	 * of extent items we've reserved metadata for.
+	 */
+	spinlock_t accounting_lock;
+	int reserved_extents;
+	int outstanding_extents;
+
+	/*
 	 * ordered_data_close is set by truncate when a file that used
 	 * to have good data has been truncated to zero.  When it is set
 	 * the btrfs file release call will add this inode to the
@@ -138,6 +154,7 @@ struct btrfs_inode {
 	 * of these.
 	 */
 	unsigned ordered_data_close:1;
+	unsigned dummy_inode:1;
 
 	struct inode vfs_inode;
 };
diff --git a/fs/btrfs/compression.c b/fs/btrfs/compression.c
index 9d8ba4d54a37..a11a32058b50 100644
--- a/fs/btrfs/compression.c
+++ b/fs/btrfs/compression.c
@@ -506,10 +506,10 @@ static noinline int add_ra_bio_pages(struct inode *inode,
 		 */
 		set_page_extent_mapped(page);
 		lock_extent(tree, last_offset, end, GFP_NOFS);
-		spin_lock(&em_tree->lock);
+		read_lock(&em_tree->lock);
 		em = lookup_extent_mapping(em_tree, last_offset,
 					   PAGE_CACHE_SIZE);
-		spin_unlock(&em_tree->lock);
+		read_unlock(&em_tree->lock);
 
 		if (!em || last_offset < em->start ||
 		    (last_offset + PAGE_CACHE_SIZE > extent_map_end(em)) ||
@@ -593,11 +593,11 @@ int btrfs_submit_compressed_read(struct inode *inode, struct bio *bio,
 	em_tree = &BTRFS_I(inode)->extent_tree;
 
 	/* we need the actual starting offset of this extent in the file */
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree,
 				   page_offset(bio->bi_io_vec->bv_page),
 				   PAGE_CACHE_SIZE);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	compressed_len = em->block_len;
 	cb = kmalloc(compressed_bio_size(root, compressed_len), GFP_NOFS);
diff --git a/fs/btrfs/ctree.c b/fs/btrfs/ctree.c
index 3fdcc0512d3a..ec96f3a6d536 100644
--- a/fs/btrfs/ctree.c
+++ b/fs/btrfs/ctree.c
@@ -2853,6 +2853,12 @@ static noinline int split_leaf(struct btrfs_trans_handle *trans,
 	int split;
 	int num_doubles = 0;
 
+	l = path->nodes[0];
+	slot = path->slots[0];
+	if (extend && data_size + btrfs_item_size_nr(l, slot) +
+	    sizeof(struct btrfs_item) > BTRFS_LEAF_DATA_SIZE(root))
+		return -EOVERFLOW;
+
 	/* first try to make some room by pushing left and right */
 	if (data_size && ins_key->type != BTRFS_DIR_ITEM_KEY) {
 		wret = push_leaf_right(trans, root, path, data_size, 0);
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h
index 837435ce84ca..444b3e9b92a4 100644
--- a/fs/btrfs/ctree.h
+++ b/fs/btrfs/ctree.h
@@ -114,6 +114,10 @@ struct btrfs_ordered_sum;
  */
 #define BTRFS_DEV_ITEMS_OBJECTID 1ULL
 
+#define BTRFS_BTREE_INODE_OBJECTID 1
+
+#define BTRFS_EMPTY_SUBVOL_DIR_OBJECTID 2
+
 /*
  * we can actually store much bigger names, but lets not confuse the rest
  * of linux
@@ -670,21 +674,29 @@ struct btrfs_space_info {
 	u64 bytes_reserved;	/* total bytes the allocator has reserved for
 				   current allocations */
 	u64 bytes_readonly;	/* total bytes that are read only */
-
-	/* delalloc accounting */
-	u64 bytes_delalloc;	/* number of bytes reserved for allocation,
-				   this space is not necessarily reserved yet
-				   by the allocator */
+	u64 bytes_super;	/* total bytes reserved for the super blocks */
+	u64 bytes_root;		/* the number of bytes needed to commit a
+				   transaction */
 	u64 bytes_may_use;	/* number of bytes that may be used for
-				   delalloc */
+				   delalloc/allocations */
+	u64 bytes_delalloc;	/* number of bytes currently reserved for
+				   delayed allocation */
 
 	int full;		/* indicates that we cannot allocate any more
 				   chunks for this space */
 	int force_alloc;	/* set if we need to force a chunk alloc for
 				   this space */
+	int force_delalloc;	/* make people start doing filemap_flush until
+				   we're under a threshold */
 
 	struct list_head list;
 
+	/* for controlling how we free up space for allocations */
+	wait_queue_head_t allocate_wait;
+	wait_queue_head_t flush_wait;
+	int allocating_chunk;
+	int flushing;
+
 	/* for block groups in our same type */
 	struct list_head block_groups;
 	spinlock_t lock;
@@ -726,6 +738,15 @@ enum btrfs_caching_type {
 	BTRFS_CACHE_FINISHED	= 2,
 };
 
+struct btrfs_caching_control {
+	struct list_head list;
+	struct mutex mutex;
+	wait_queue_head_t wait;
+	struct btrfs_block_group_cache *block_group;
+	u64 progress;
+	atomic_t count;
+};
+
 struct btrfs_block_group_cache {
 	struct btrfs_key key;
 	struct btrfs_block_group_item item;
@@ -733,6 +754,7 @@ struct btrfs_block_group_cache {
 	spinlock_t lock;
 	u64 pinned;
 	u64 reserved;
+	u64 bytes_super;
 	u64 flags;
 	u64 sectorsize;
 	int extents_thresh;
@@ -742,8 +764,9 @@ struct btrfs_block_group_cache {
 	int dirty;
 
 	/* cache tracking stuff */
-	wait_queue_head_t caching_q;
 	int cached;
+	struct btrfs_caching_control *caching_ctl;
+	u64 last_byte_to_unpin;
 
 	struct btrfs_space_info *space_info;
 
@@ -782,13 +805,16 @@ struct btrfs_fs_info {
 
 	/* the log root tree is a directory of all the other log roots */
 	struct btrfs_root *log_root_tree;
+
+	spinlock_t fs_roots_radix_lock;
 	struct radix_tree_root fs_roots_radix;
 
 	/* block group cache stuff */
 	spinlock_t block_group_cache_lock;
 	struct rb_root block_group_cache_tree;
 
-	struct extent_io_tree pinned_extents;
+	struct extent_io_tree freed_extents[2];
+	struct extent_io_tree *pinned_extents;
 
 	/* logical->physical extent mapping */
 	struct btrfs_mapping_tree mapping_tree;
@@ -822,11 +848,7 @@ struct btrfs_fs_info {
 	struct mutex transaction_kthread_mutex;
 	struct mutex cleaner_mutex;
 	struct mutex chunk_mutex;
-	struct mutex drop_mutex;
 	struct mutex volume_mutex;
-	struct mutex tree_reloc_mutex;
-	struct rw_semaphore extent_commit_sem;
-
 	/*
 	 * this protects the ordered operations list only while we are
 	 * processing all of the entries on it.  This way we make
@@ -835,10 +857,16 @@ struct btrfs_fs_info {
 	 * before jumping into the main commit.
 	 */
 	struct mutex ordered_operations_mutex;
+	struct rw_semaphore extent_commit_sem;
+
+	struct rw_semaphore subvol_sem;
+
+	struct srcu_struct subvol_srcu;
 
 	struct list_head trans_list;
 	struct list_head hashers;
 	struct list_head dead_roots;
+	struct list_head caching_block_groups;
 
 	atomic_t nr_async_submits;
 	atomic_t async_submit_draining;
@@ -882,6 +910,7 @@ struct btrfs_fs_info {
 	 * A third pool does submit_bio to avoid deadlocking with the other
 	 * two
 	 */
+	struct btrfs_workers generic_worker;
 	struct btrfs_workers workers;
 	struct btrfs_workers delalloc_workers;
 	struct btrfs_workers endio_workers;
@@ -889,6 +918,7 @@ struct btrfs_fs_info {
 	struct btrfs_workers endio_meta_write_workers;
 	struct btrfs_workers endio_write_workers;
 	struct btrfs_workers submit_workers;
+	struct btrfs_workers enospc_workers;
 	/*
 	 * fixup workers take dirty pages that didn't properly go through
 	 * the cow mechanism and make them safe to write.  It happens
@@ -979,7 +1009,10 @@ struct btrfs_root {
 	atomic_t log_writers;
 	atomic_t log_commit[2];
 	unsigned long log_transid;
+	unsigned long last_log_commit;
 	unsigned long log_batch;
+	pid_t log_start_pid;
+	bool log_multiple_pids;
 
 	u64 objectid;
 	u64 last_trans;
@@ -996,10 +1029,12 @@ struct btrfs_root {
 	u32 stripesize;
 
 	u32 type;
-	u64 highest_inode;
-	u64 last_inode_alloc;
+
+	u64 highest_objectid;
 	int ref_cows;
 	int track_dirty;
+	int in_radix;
+
 	u64 defrag_trans_start;
 	struct btrfs_key defrag_progress;
 	struct btrfs_key defrag_max;
@@ -1118,6 +1153,7 @@ struct btrfs_root {
 #define BTRFS_MOUNT_FLUSHONCOMMIT       (1 << 7)
 #define BTRFS_MOUNT_SSD_SPREAD		(1 << 8)
 #define BTRFS_MOUNT_NOSSD		(1 << 9)
+#define BTRFS_MOUNT_DISCARD		(1 << 10)
 
 #define btrfs_clear_opt(o, opt)		((o) &= ~BTRFS_MOUNT_##opt)
 #define btrfs_set_opt(o, opt)		((o) |= BTRFS_MOUNT_##opt)
@@ -1920,8 +1956,8 @@ void btrfs_put_block_group(struct btrfs_block_group_cache *cache);
 int btrfs_run_delayed_refs(struct btrfs_trans_handle *trans,
 			   struct btrfs_root *root, unsigned long count);
 int btrfs_lookup_extent(struct btrfs_root *root, u64 start, u64 len);
-int btrfs_update_pinned_extents(struct btrfs_root *root,
-				u64 bytenr, u64 num, int pin);
+int btrfs_pin_extent(struct btrfs_root *root,
+		     u64 bytenr, u64 num, int reserved);
 int btrfs_drop_leaf_ref(struct btrfs_trans_handle *trans,
 			struct btrfs_root *root, struct extent_buffer *leaf);
 int btrfs_cross_ref_exist(struct btrfs_trans_handle *trans,
@@ -1971,9 +2007,10 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans,
 		      u64 root_objectid, u64 owner, u64 offset);
 
 int btrfs_free_reserved_extent(struct btrfs_root *root, u64 start, u64 len);
+int btrfs_prepare_extent_commit(struct btrfs_trans_handle *trans,
+				struct btrfs_root *root);
 int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
-			       struct btrfs_root *root,
-			       struct extent_io_tree *unpin);
+			       struct btrfs_root *root);
 int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
 			 struct btrfs_root *root,
 			 u64 bytenr, u64 num_bytes, u64 parent,
@@ -1984,6 +2021,7 @@ int btrfs_write_dirty_block_groups(struct btrfs_trans_handle *trans,
 int btrfs_extent_readonly(struct btrfs_root *root, u64 bytenr);
 int btrfs_free_block_groups(struct btrfs_fs_info *info);
 int btrfs_read_block_groups(struct btrfs_root *root);
+int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr);
 int btrfs_make_block_group(struct btrfs_trans_handle *trans,
 			   struct btrfs_root *root, u64 bytes_used,
 			   u64 type, u64 chunk_objectid, u64 chunk_offset,
@@ -1997,7 +2035,12 @@ u64 btrfs_reduce_alloc_profile(struct btrfs_root *root, u64 flags);
 void btrfs_set_inode_space_info(struct btrfs_root *root, struct inode *ionde);
 void btrfs_clear_space_info_full(struct btrfs_fs_info *info);
 
-int btrfs_check_metadata_free_space(struct btrfs_root *root);
+int btrfs_reserve_metadata_space(struct btrfs_root *root, int num_items);
+int btrfs_unreserve_metadata_space(struct btrfs_root *root, int num_items);
+int btrfs_unreserve_metadata_for_delalloc(struct btrfs_root *root,
+					  struct inode *inode, int num_items);
+int btrfs_reserve_metadata_for_delalloc(struct btrfs_root *root,
+					struct inode *inode, int num_items);
 int btrfs_check_data_free_space(struct btrfs_root *root, struct inode *inode,
 				u64 bytes);
 void btrfs_free_reserved_data_space(struct btrfs_root *root,
@@ -2006,7 +2049,6 @@ void btrfs_delalloc_reserve_space(struct btrfs_root *root, struct inode *inode,
 				 u64 bytes);
 void btrfs_delalloc_free_space(struct btrfs_root *root, struct inode *inode,
 			      u64 bytes);
-void btrfs_free_pinned_extents(struct btrfs_fs_info *info);
 /* ctree.c */
 int btrfs_bin_search(struct extent_buffer *eb, struct btrfs_key *key,
 		     int level, int *slot);
@@ -2100,12 +2142,15 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans,
 			struct extent_buffer *parent);
 /* root-item.c */
 int btrfs_find_root_ref(struct btrfs_root *tree_root,
-		   struct btrfs_path *path,
-		   u64 root_id, u64 ref_id);
+			struct btrfs_path *path,
+			u64 root_id, u64 ref_id);
 int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
 		       struct btrfs_root *tree_root,
-		       u64 root_id, u8 type, u64 ref_id,
-		       u64 dirid, u64 sequence,
+		       u64 root_id, u64 ref_id, u64 dirid, u64 sequence,
+		       const char *name, int name_len);
+int btrfs_del_root_ref(struct btrfs_trans_handle *trans,
+		       struct btrfs_root *tree_root,
+		       u64 root_id, u64 ref_id, u64 dirid, u64 *sequence,
 		       const char *name, int name_len);
 int btrfs_del_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
 		   struct btrfs_key *key);
@@ -2120,6 +2165,7 @@ int btrfs_find_last_root(struct btrfs_root *root, u64 objectid, struct
 int btrfs_search_root(struct btrfs_root *root, u64 search_start,
 		      u64 *found_objectid);
 int btrfs_find_dead_roots(struct btrfs_root *root, u64 objectid);
+int btrfs_find_orphan_roots(struct btrfs_root *tree_root);
 int btrfs_set_root_node(struct btrfs_root_item *item,
 			struct extent_buffer *node);
 /* dir-item.c */
@@ -2138,6 +2184,10 @@ btrfs_lookup_dir_index_item(struct btrfs_trans_handle *trans,
 			    struct btrfs_path *path, u64 dir,
 			    u64 objectid, const char *name, int name_len,
 			    int mod);
+struct btrfs_dir_item *
+btrfs_search_dir_index_item(struct btrfs_root *root,
+			    struct btrfs_path *path, u64 dirid,
+			    const char *name, int name_len);
 struct btrfs_dir_item *btrfs_match_dir_item_name(struct btrfs_root *root,
 			      struct btrfs_path *path,
 			      const char *name, int name_len);
@@ -2160,6 +2210,7 @@ int btrfs_insert_orphan_item(struct btrfs_trans_handle *trans,
 			     struct btrfs_root *root, u64 offset);
 int btrfs_del_orphan_item(struct btrfs_trans_handle *trans,
 			  struct btrfs_root *root, u64 offset);
+int btrfs_find_orphan_item(struct btrfs_root *root, u64 offset);
 
 /* inode-map.c */
 int btrfs_find_free_objectid(struct btrfs_trans_handle *trans,
@@ -2232,6 +2283,10 @@ int btrfs_unlink_inode(struct btrfs_trans_handle *trans,
 int btrfs_add_link(struct btrfs_trans_handle *trans,
 		   struct inode *parent_inode, struct inode *inode,
 		   const char *name, int name_len, int add_backref, u64 index);
+int btrfs_unlink_subvol(struct btrfs_trans_handle *trans,
+			struct btrfs_root *root,
+			struct inode *dir, u64 objectid,
+			const char *name, int name_len);
 int btrfs_truncate_inode_items(struct btrfs_trans_handle *trans,
 			       struct btrfs_root *root,
 			       struct inode *inode, u64 new_size,
@@ -2242,7 +2297,7 @@ int btrfs_set_extent_delalloc(struct inode *inode, u64 start, u64 end);
 int btrfs_writepages(struct address_space *mapping,
 		     struct writeback_control *wbc);
 int btrfs_create_subvol_root(struct btrfs_trans_handle *trans,
-			     struct btrfs_root *new_root, struct dentry *dentry,
+			     struct btrfs_root *new_root,
 			     u64 new_dirid, u64 alloc_hint);
 int btrfs_merge_bio_hook(struct page *page, unsigned long offset,
 			 size_t size, struct bio *bio, unsigned long bio_flags);
@@ -2258,6 +2313,7 @@ int btrfs_write_inode(struct inode *inode, int wait);
 void btrfs_dirty_inode(struct inode *inode);
 struct inode *btrfs_alloc_inode(struct super_block *sb);
 void btrfs_destroy_inode(struct inode *inode);
+void btrfs_drop_inode(struct inode *inode);
 int btrfs_init_cachep(void);
 void btrfs_destroy_cachep(void);
 long btrfs_ioctl_trans_end(struct file *file);
@@ -2275,6 +2331,8 @@ int btrfs_orphan_add(struct btrfs_trans_handle *trans, struct inode *inode);
 int btrfs_orphan_del(struct btrfs_trans_handle *trans, struct inode *inode);
 void btrfs_orphan_cleanup(struct btrfs_root *root);
 int btrfs_cont_expand(struct inode *inode, loff_t size);
+int btrfs_invalidate_inodes(struct btrfs_root *root);
+extern const struct dentry_operations btrfs_dentry_operations;
 
 /* ioctl.c */
 long btrfs_ioctl(struct file *file, unsigned int cmd, unsigned long arg);
@@ -2286,11 +2344,11 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync);
 int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
 			    int skip_pinned);
 int btrfs_check_file(struct btrfs_root *root, struct inode *inode);
-extern struct file_operations btrfs_file_operations;
+extern const struct file_operations btrfs_file_operations;
 int btrfs_drop_extents(struct btrfs_trans_handle *trans,
 		       struct btrfs_root *root, struct inode *inode,
 		       u64 start, u64 end, u64 locked_end,
-		       u64 inline_limit, u64 *hint_block);
+		       u64 inline_limit, u64 *hint_block, int drop_cache);
 int btrfs_mark_extent_written(struct btrfs_trans_handle *trans,
 			      struct btrfs_root *root,
 			      struct inode *inode, u64 start, u64 end);
@@ -2317,7 +2375,7 @@ int btrfs_parse_options(struct btrfs_root *root, char *options);
 int btrfs_sync_fs(struct super_block *sb, int wait);
 
 /* acl.c */
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_BTRFS_FS_POSIX_ACL
 int btrfs_check_acl(struct inode *inode, int mask);
 #else
 #define btrfs_check_acl NULL
diff --git a/fs/btrfs/dir-item.c b/fs/btrfs/dir-item.c
index 1d70236ba00c..f3a6075519cc 100644
--- a/fs/btrfs/dir-item.c
+++ b/fs/btrfs/dir-item.c
@@ -281,6 +281,53 @@ btrfs_lookup_dir_index_item(struct btrfs_trans_handle *trans,
 	return btrfs_match_dir_item_name(root, path, name, name_len);
 }
 
+struct btrfs_dir_item *
+btrfs_search_dir_index_item(struct btrfs_root *root,
+			    struct btrfs_path *path, u64 dirid,
+			    const char *name, int name_len)
+{
+	struct extent_buffer *leaf;
+	struct btrfs_dir_item *di;
+	struct btrfs_key key;
+	u32 nritems;
+	int ret;
+
+	key.objectid = dirid;
+	key.type = BTRFS_DIR_INDEX_KEY;
+	key.offset = 0;
+
+	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
+	if (ret < 0)
+		return ERR_PTR(ret);
+
+	leaf = path->nodes[0];
+	nritems = btrfs_header_nritems(leaf);
+
+	while (1) {
+		if (path->slots[0] >= nritems) {
+			ret = btrfs_next_leaf(root, path);
+			if (ret < 0)
+				return ERR_PTR(ret);
+			if (ret > 0)
+				break;
+			leaf = path->nodes[0];
+			nritems = btrfs_header_nritems(leaf);
+			continue;
+		}
+
+		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
+		if (key.objectid != dirid || key.type != BTRFS_DIR_INDEX_KEY)
+			break;
+
+		di = btrfs_match_dir_item_name(root, path, name, name_len);
+		if (di)
+			return di;
+
+		path->slots[0]++;
+	}
+	return NULL;
+}
+
 struct btrfs_dir_item *btrfs_lookup_xattr(struct btrfs_trans_handle *trans,
 					  struct btrfs_root *root,
 					  struct btrfs_path *path, u64 dir,
diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c
index 8b8192790011..02b6afbd7450 100644
--- a/fs/btrfs/disk-io.c
+++ b/fs/btrfs/disk-io.c
@@ -41,6 +41,7 @@
 
 static struct extent_io_ops btree_extent_io_ops;
 static void end_workqueue_fn(struct btrfs_work *work);
+static void free_fs_root(struct btrfs_root *root);
 
 static atomic_t btrfs_bdi_num = ATOMIC_INIT(0);
 
@@ -123,15 +124,15 @@ static struct extent_map *btree_get_extent(struct inode *inode,
 	struct extent_map *em;
 	int ret;
 
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, start, len);
 	if (em) {
 		em->bdev =
 			BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
-		spin_unlock(&em_tree->lock);
+		read_unlock(&em_tree->lock);
 		goto out;
 	}
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	em = alloc_extent_map(GFP_NOFS);
 	if (!em) {
@@ -144,7 +145,7 @@ static struct extent_map *btree_get_extent(struct inode *inode,
 	em->block_start = 0;
 	em->bdev = BTRFS_I(inode)->root->fs_info->fs_devices->latest_bdev;
 
-	spin_lock(&em_tree->lock);
+	write_lock(&em_tree->lock);
 	ret = add_extent_mapping(em_tree, em);
 	if (ret == -EEXIST) {
 		u64 failed_start = em->start;
@@ -163,7 +164,7 @@ static struct extent_map *btree_get_extent(struct inode *inode,
 		free_extent_map(em);
 		em = NULL;
 	}
-	spin_unlock(&em_tree->lock);
+	write_unlock(&em_tree->lock);
 
 	if (ret)
 		em = ERR_PTR(ret);
@@ -772,7 +773,7 @@ static void btree_invalidatepage(struct page *page, unsigned long offset)
 	}
 }
 
-static struct address_space_operations btree_aops = {
+static const struct address_space_operations btree_aops = {
 	.readpage	= btree_readpage,
 	.writepage	= btree_writepage,
 	.writepages	= btree_writepages,
@@ -821,14 +822,14 @@ struct extent_buffer *btrfs_find_create_tree_block(struct btrfs_root *root,
 
 int btrfs_write_tree_block(struct extent_buffer *buf)
 {
-	return btrfs_fdatawrite_range(buf->first_page->mapping, buf->start,
-				      buf->start + buf->len - 1, WB_SYNC_ALL);
+	return filemap_fdatawrite_range(buf->first_page->mapping, buf->start,
+					buf->start + buf->len - 1);
 }
 
 int btrfs_wait_tree_block_writeback(struct extent_buffer *buf)
 {
-	return btrfs_wait_on_page_writeback_range(buf->first_page->mapping,
-				  buf->start, buf->start + buf->len - 1);
+	return filemap_fdatawait_range(buf->first_page->mapping,
+				       buf->start, buf->start + buf->len - 1);
 }
 
 struct extent_buffer *read_tree_block(struct btrfs_root *root, u64 bytenr,
@@ -895,8 +896,7 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
 	root->fs_info = fs_info;
 	root->objectid = objectid;
 	root->last_trans = 0;
-	root->highest_inode = 0;
-	root->last_inode_alloc = 0;
+	root->highest_objectid = 0;
 	root->name = NULL;
 	root->in_sysfs = 0;
 	root->inode_tree.rb_node = NULL;
@@ -917,6 +917,7 @@ static int __setup_root(u32 nodesize, u32 leafsize, u32 sectorsize,
 	atomic_set(&root->log_writers, 0);
 	root->log_batch = 0;
 	root->log_transid = 0;
+	root->last_log_commit = 0;
 	extent_io_tree_init(&root->dirty_log_pages,
 			     fs_info->btree_inode->i_mapping, GFP_NOFS);
 
@@ -952,14 +953,16 @@ static int find_and_setup_root(struct btrfs_root *tree_root,
 		     root, fs_info, objectid);
 	ret = btrfs_find_last_root(tree_root, objectid,
 				   &root->root_item, &root->root_key);
+	if (ret > 0)
+		return -ENOENT;
 	BUG_ON(ret);
 
 	generation = btrfs_root_generation(&root->root_item);
 	blocksize = btrfs_level_size(root, btrfs_root_level(&root->root_item));
 	root->node = read_tree_block(root, btrfs_root_bytenr(&root->root_item),
 				     blocksize, generation);
-	root->commit_root = btrfs_root_node(root);
 	BUG_ON(!root->node);
+	root->commit_root = btrfs_root_node(root);
 	return 0;
 }
 
@@ -1085,6 +1088,7 @@ int btrfs_add_log_tree(struct btrfs_trans_handle *trans,
 	WARN_ON(root->log_root);
 	root->log_root = log_root;
 	root->log_transid = 0;
+	root->last_log_commit = 0;
 	return 0;
 }
 
@@ -1095,7 +1099,6 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
 	struct btrfs_fs_info *fs_info = tree_root->fs_info;
 	struct btrfs_path *path;
 	struct extent_buffer *l;
-	u64 highest_inode;
 	u64 generation;
 	u32 blocksize;
 	int ret = 0;
@@ -1110,7 +1113,7 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
 			kfree(root);
 			return ERR_PTR(ret);
 		}
-		goto insert;
+		goto out;
 	}
 
 	__setup_root(tree_root->nodesize, tree_root->leafsize,
@@ -1120,39 +1123,30 @@ struct btrfs_root *btrfs_read_fs_root_no_radix(struct btrfs_root *tree_root,
 	path = btrfs_alloc_path();
 	BUG_ON(!path);
 	ret = btrfs_search_slot(NULL, tree_root, location, path, 0, 0);
-	if (ret != 0) {
-		if (ret > 0)
-			ret = -ENOENT;
-		goto out;
+	if (ret == 0) {
+		l = path->nodes[0];
+		read_extent_buffer(l, &root->root_item,
+				btrfs_item_ptr_offset(l, path->slots[0]),
+				sizeof(root->root_item));
+		memcpy(&root->root_key, location, sizeof(*location));
 	}
-	l = path->nodes[0];
-	read_extent_buffer(l, &root->root_item,
-	       btrfs_item_ptr_offset(l, path->slots[0]),
-	       sizeof(root->root_item));
-	memcpy(&root->root_key, location, sizeof(*location));
-	ret = 0;
-out:
-	btrfs_release_path(root, path);
 	btrfs_free_path(path);
 	if (ret) {
-		kfree(root);
+		if (ret > 0)
+			ret = -ENOENT;
 		return ERR_PTR(ret);
 	}
+
 	generation = btrfs_root_generation(&root->root_item);
 	blocksize = btrfs_level_size(root, btrfs_root_level(&root->root_item));
 	root->node = read_tree_block(root, btrfs_root_bytenr(&root->root_item),
 				     blocksize, generation);
 	root->commit_root = btrfs_root_node(root);
 	BUG_ON(!root->node);
-insert:
-	if (location->objectid != BTRFS_TREE_LOG_OBJECTID) {
+out:
+	if (location->objectid != BTRFS_TREE_LOG_OBJECTID)
 		root->ref_cows = 1;
-		ret = btrfs_find_highest_inode(root, &highest_inode);
-		if (ret == 0) {
-			root->highest_inode = highest_inode;
-			root->last_inode_alloc = highest_inode;
-		}
-	}
+
 	return root;
 }
 
@@ -1187,39 +1181,66 @@ struct btrfs_root *btrfs_read_fs_root_no_name(struct btrfs_fs_info *fs_info,
 		return fs_info->dev_root;
 	if (location->objectid == BTRFS_CSUM_TREE_OBJECTID)
 		return fs_info->csum_root;
-
+again:
+	spin_lock(&fs_info->fs_roots_radix_lock);
 	root = radix_tree_lookup(&fs_info->fs_roots_radix,
 				 (unsigned long)location->objectid);
+	spin_unlock(&fs_info->fs_roots_radix_lock);
 	if (root)
 		return root;
 
+	ret = btrfs_find_orphan_item(fs_info->tree_root, location->objectid);
+	if (ret == 0)
+		ret = -ENOENT;
+	if (ret < 0)
+		return ERR_PTR(ret);
+
 	root = btrfs_read_fs_root_no_radix(fs_info->tree_root, location);
 	if (IS_ERR(root))
 		return root;
 
+	WARN_ON(btrfs_root_refs(&root->root_item) == 0);
 	set_anon_super(&root->anon_super, NULL);
 
+	ret = radix_tree_preload(GFP_NOFS & ~__GFP_HIGHMEM);
+	if (ret)
+		goto fail;
+
+	spin_lock(&fs_info->fs_roots_radix_lock);
 	ret = radix_tree_insert(&fs_info->fs_roots_radix,
 				(unsigned long)root->root_key.objectid,
 				root);
+	if (ret == 0)
+		root->in_radix = 1;
+	spin_unlock(&fs_info->fs_roots_radix_lock);
+	radix_tree_preload_end();
 	if (ret) {
-		free_extent_buffer(root->node);
-		kfree(root);
-		return ERR_PTR(ret);
+		if (ret == -EEXIST) {
+			free_fs_root(root);
+			goto again;
+		}
+		goto fail;
 	}
-	if (!(fs_info->sb->s_flags & MS_RDONLY)) {
-		ret = btrfs_find_dead_roots(fs_info->tree_root,
-					    root->root_key.objectid);
-		BUG_ON(ret);
+
+	ret = btrfs_find_dead_roots(fs_info->tree_root,
+				    root->root_key.objectid);
+	WARN_ON(ret);
+
+	if (!(fs_info->sb->s_flags & MS_RDONLY))
 		btrfs_orphan_cleanup(root);
-	}
+
 	return root;
+fail:
+	free_fs_root(root);
+	return ERR_PTR(ret);
 }
 
 struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
 				      struct btrfs_key *location,
 				      const char *name, int namelen)
 {
+	return btrfs_read_fs_root_no_name(fs_info, location);
+#if 0
 	struct btrfs_root *root;
 	int ret;
 
@@ -1236,7 +1257,7 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
 		kfree(root);
 		return ERR_PTR(ret);
 	}
-#if 0
+
 	ret = btrfs_sysfs_add_root(root);
 	if (ret) {
 		free_extent_buffer(root->node);
@@ -1244,9 +1265,9 @@ struct btrfs_root *btrfs_read_fs_root(struct btrfs_fs_info *fs_info,
 		kfree(root);
 		return ERR_PTR(ret);
 	}
-#endif
 	root->in_sysfs = 1;
 	return root;
+#endif
 }
 
 static int btrfs_congested_fn(void *congested_data, int bdi_bits)
@@ -1325,9 +1346,9 @@ static void btrfs_unplug_io_fn(struct backing_dev_info *bdi, struct page *page)
 	offset = page_offset(page);
 
 	em_tree = &BTRFS_I(inode)->extent_tree;
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, offset, PAGE_CACHE_SIZE);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 	if (!em) {
 		__unplug_io_fn(bdi, page);
 		return;
@@ -1360,8 +1381,10 @@ static int setup_bdi(struct btrfs_fs_info *info, struct backing_dev_info *bdi)
 
 	err = bdi_register(bdi, NULL, "btrfs-%d",
 				atomic_inc_return(&btrfs_bdi_num));
-	if (err)
+	if (err) {
+		bdi_destroy(bdi);
 		return err;
+	}
 
 	bdi->ra_pages	= default_backing_dev_info.ra_pages;
 	bdi->unplug_io_fn	= btrfs_unplug_io_fn;
@@ -1451,9 +1474,12 @@ static int cleaner_kthread(void *arg)
 			break;
 
 		vfs_check_frozen(root->fs_info->sb, SB_FREEZE_WRITE);
-		mutex_lock(&root->fs_info->cleaner_mutex);
-		btrfs_clean_old_snapshots(root);
-		mutex_unlock(&root->fs_info->cleaner_mutex);
+
+		if (!(root->fs_info->sb->s_flags & MS_RDONLY) &&
+		    mutex_trylock(&root->fs_info->cleaner_mutex)) {
+			btrfs_clean_old_snapshots(root);
+			mutex_unlock(&root->fs_info->cleaner_mutex);
+		}
 
 		if (freezing(current)) {
 			refrigerator();
@@ -1558,15 +1584,36 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 		err = -ENOMEM;
 		goto fail;
 	}
-	INIT_RADIX_TREE(&fs_info->fs_roots_radix, GFP_NOFS);
+
+	ret = init_srcu_struct(&fs_info->subvol_srcu);
+	if (ret) {
+		err = ret;
+		goto fail;
+	}
+
+	ret = setup_bdi(fs_info, &fs_info->bdi);
+	if (ret) {
+		err = ret;
+		goto fail_srcu;
+	}
+
+	fs_info->btree_inode = new_inode(sb);
+	if (!fs_info->btree_inode) {
+		err = -ENOMEM;
+		goto fail_bdi;
+	}
+
+	INIT_RADIX_TREE(&fs_info->fs_roots_radix, GFP_ATOMIC);
 	INIT_LIST_HEAD(&fs_info->trans_list);
 	INIT_LIST_HEAD(&fs_info->dead_roots);
 	INIT_LIST_HEAD(&fs_info->hashers);
 	INIT_LIST_HEAD(&fs_info->delalloc_inodes);
 	INIT_LIST_HEAD(&fs_info->ordered_operations);
+	INIT_LIST_HEAD(&fs_info->caching_block_groups);
 	spin_lock_init(&fs_info->delalloc_lock);
 	spin_lock_init(&fs_info->new_trans_lock);
 	spin_lock_init(&fs_info->ref_cache_lock);
+	spin_lock_init(&fs_info->fs_roots_radix_lock);
 
 	init_completion(&fs_info->kobj_unregister);
 	fs_info->tree_root = tree_root;
@@ -1585,12 +1632,7 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 	fs_info->sb = sb;
 	fs_info->max_extent = (u64)-1;
 	fs_info->max_inline = 8192 * 1024;
-	if (setup_bdi(fs_info, &fs_info->bdi))
-		goto fail_bdi;
-	fs_info->btree_inode = new_inode(sb);
-	fs_info->btree_inode->i_ino = 1;
-	fs_info->btree_inode->i_nlink = 1;
-	fs_info->metadata_ratio = 8;
+	fs_info->metadata_ratio = 0;
 
 	fs_info->thread_pool_size = min_t(unsigned long,
 					  num_online_cpus() + 2, 8);
@@ -1602,6 +1644,8 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 	sb->s_blocksize_bits = blksize_bits(4096);
 	sb->s_bdi = &fs_info->bdi;
 
+	fs_info->btree_inode->i_ino = BTRFS_BTREE_INODE_OBJECTID;
+	fs_info->btree_inode->i_nlink = 1;
 	/*
 	 * we set the i_size on the btree inode to the max possible int.
 	 * the real end of the address space is determined by all of
@@ -1620,28 +1664,32 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 
 	BTRFS_I(fs_info->btree_inode)->io_tree.ops = &btree_extent_io_ops;
 
+	BTRFS_I(fs_info->btree_inode)->root = tree_root;
+	memset(&BTRFS_I(fs_info->btree_inode)->location, 0,
+	       sizeof(struct btrfs_key));
+	BTRFS_I(fs_info->btree_inode)->dummy_inode = 1;
+	insert_inode_hash(fs_info->btree_inode);
+
 	spin_lock_init(&fs_info->block_group_cache_lock);
 	fs_info->block_group_cache_tree.rb_node = NULL;
 
-	extent_io_tree_init(&fs_info->pinned_extents,
+	extent_io_tree_init(&fs_info->freed_extents[0],
 			     fs_info->btree_inode->i_mapping, GFP_NOFS);
+	extent_io_tree_init(&fs_info->freed_extents[1],
+			     fs_info->btree_inode->i_mapping, GFP_NOFS);
+	fs_info->pinned_extents = &fs_info->freed_extents[0];
 	fs_info->do_barriers = 1;
 
-	BTRFS_I(fs_info->btree_inode)->root = tree_root;
-	memset(&BTRFS_I(fs_info->btree_inode)->location, 0,
-	       sizeof(struct btrfs_key));
-	insert_inode_hash(fs_info->btree_inode);
 
 	mutex_init(&fs_info->trans_mutex);
 	mutex_init(&fs_info->ordered_operations_mutex);
 	mutex_init(&fs_info->tree_log_mutex);
-	mutex_init(&fs_info->drop_mutex);
 	mutex_init(&fs_info->chunk_mutex);
 	mutex_init(&fs_info->transaction_kthread_mutex);
 	mutex_init(&fs_info->cleaner_mutex);
 	mutex_init(&fs_info->volume_mutex);
-	mutex_init(&fs_info->tree_reloc_mutex);
 	init_rwsem(&fs_info->extent_commit_sem);
+	init_rwsem(&fs_info->subvol_sem);
 
 	btrfs_init_free_cluster(&fs_info->meta_alloc_cluster);
 	btrfs_init_free_cluster(&fs_info->data_alloc_cluster);
@@ -1701,20 +1749,24 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 		goto fail_iput;
 	}
 
-	/*
-	 * we need to start all the end_io workers up front because the
-	 * queue work function gets called at interrupt time, and so it
-	 * cannot dynamically grow.
-	 */
+	btrfs_init_workers(&fs_info->generic_worker,
+			   "genwork", 1, NULL);
+
 	btrfs_init_workers(&fs_info->workers, "worker",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 
 	btrfs_init_workers(&fs_info->delalloc_workers, "delalloc",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 
 	btrfs_init_workers(&fs_info->submit_workers, "submit",
 			   min_t(u64, fs_devices->num_devices,
-			   fs_info->thread_pool_size));
+			   fs_info->thread_pool_size),
+			   &fs_info->generic_worker);
+	btrfs_init_workers(&fs_info->enospc_workers, "enospc",
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 
 	/* a higher idle thresh on the submit workers makes it much more
 	 * likely that bios will be send down in a sane order to the
@@ -1728,15 +1780,20 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 	fs_info->delalloc_workers.idle_thresh = 2;
 	fs_info->delalloc_workers.ordered = 1;
 
-	btrfs_init_workers(&fs_info->fixup_workers, "fixup", 1);
+	btrfs_init_workers(&fs_info->fixup_workers, "fixup", 1,
+			   &fs_info->generic_worker);
 	btrfs_init_workers(&fs_info->endio_workers, "endio",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 	btrfs_init_workers(&fs_info->endio_meta_workers, "endio-meta",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 	btrfs_init_workers(&fs_info->endio_meta_write_workers,
-			   "endio-meta-write", fs_info->thread_pool_size);
+			   "endio-meta-write", fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 	btrfs_init_workers(&fs_info->endio_write_workers, "endio-write",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size,
+			   &fs_info->generic_worker);
 
 	/*
 	 * endios are largely parallel and should have a very
@@ -1745,20 +1802,19 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 	fs_info->endio_workers.idle_thresh = 4;
 	fs_info->endio_meta_workers.idle_thresh = 4;
 
-	fs_info->endio_write_workers.idle_thresh = 64;
-	fs_info->endio_meta_write_workers.idle_thresh = 64;
+	fs_info->endio_write_workers.idle_thresh = 2;
+	fs_info->endio_meta_write_workers.idle_thresh = 2;
 
 	btrfs_start_workers(&fs_info->workers, 1);
+	btrfs_start_workers(&fs_info->generic_worker, 1);
 	btrfs_start_workers(&fs_info->submit_workers, 1);
 	btrfs_start_workers(&fs_info->delalloc_workers, 1);
 	btrfs_start_workers(&fs_info->fixup_workers, 1);
-	btrfs_start_workers(&fs_info->endio_workers, fs_info->thread_pool_size);
-	btrfs_start_workers(&fs_info->endio_meta_workers,
-			    fs_info->thread_pool_size);
-	btrfs_start_workers(&fs_info->endio_meta_write_workers,
-			    fs_info->thread_pool_size);
-	btrfs_start_workers(&fs_info->endio_write_workers,
-			    fs_info->thread_pool_size);
+	btrfs_start_workers(&fs_info->endio_workers, 1);
+	btrfs_start_workers(&fs_info->endio_meta_workers, 1);
+	btrfs_start_workers(&fs_info->endio_meta_write_workers, 1);
+	btrfs_start_workers(&fs_info->endio_write_workers, 1);
+	btrfs_start_workers(&fs_info->enospc_workers, 1);
 
 	fs_info->bdi.ra_pages *= btrfs_super_num_devices(disk_super);
 	fs_info->bdi.ra_pages = max(fs_info->bdi.ra_pages,
@@ -1918,6 +1974,9 @@ struct btrfs_root *open_ctree(struct super_block *sb,
 		}
 	}
 
+	ret = btrfs_find_orphan_roots(tree_root);
+	BUG_ON(ret);
+
 	if (!(sb->s_flags & MS_RDONLY)) {
 		ret = btrfs_recover_relocation(tree_root);
 		BUG_ON(ret);
@@ -1961,6 +2020,7 @@ fail_chunk_root:
 	free_extent_buffer(chunk_root->node);
 	free_extent_buffer(chunk_root->commit_root);
 fail_sb_buffer:
+	btrfs_stop_workers(&fs_info->generic_worker);
 	btrfs_stop_workers(&fs_info->fixup_workers);
 	btrfs_stop_workers(&fs_info->delalloc_workers);
 	btrfs_stop_workers(&fs_info->workers);
@@ -1969,6 +2029,7 @@ fail_sb_buffer:
 	btrfs_stop_workers(&fs_info->endio_meta_write_workers);
 	btrfs_stop_workers(&fs_info->endio_write_workers);
 	btrfs_stop_workers(&fs_info->submit_workers);
+	btrfs_stop_workers(&fs_info->enospc_workers);
 fail_iput:
 	invalidate_inode_pages2(fs_info->btree_inode->i_mapping);
 	iput(fs_info->btree_inode);
@@ -1977,6 +2038,8 @@ fail_iput:
 	btrfs_mapping_tree_free(&fs_info->mapping_tree);
 fail_bdi:
 	bdi_destroy(&fs_info->bdi);
+fail_srcu:
+	cleanup_srcu_struct(&fs_info->subvol_srcu);
 fail:
 	kfree(extent_root);
 	kfree(tree_root);
@@ -2236,20 +2299,29 @@ int write_ctree_super(struct btrfs_trans_handle *trans,
 
 int btrfs_free_fs_root(struct btrfs_fs_info *fs_info, struct btrfs_root *root)
 {
-	WARN_ON(!RB_EMPTY_ROOT(&root->inode_tree));
+	spin_lock(&fs_info->fs_roots_radix_lock);
 	radix_tree_delete(&fs_info->fs_roots_radix,
 			  (unsigned long)root->root_key.objectid);
+	spin_unlock(&fs_info->fs_roots_radix_lock);
+
+	if (btrfs_root_refs(&root->root_item) == 0)
+		synchronize_srcu(&fs_info->subvol_srcu);
+
+	free_fs_root(root);
+	return 0;
+}
+
+static void free_fs_root(struct btrfs_root *root)
+{
+	WARN_ON(!RB_EMPTY_ROOT(&root->inode_tree));
 	if (root->anon_super.s_dev) {
 		down_write(&root->anon_super.s_umount);
 		kill_anon_super(&root->anon_super);
 	}
-	if (root->node)
-		free_extent_buffer(root->node);
-	if (root->commit_root)
-		free_extent_buffer(root->commit_root);
+	free_extent_buffer(root->node);
+	free_extent_buffer(root->commit_root);
 	kfree(root->name);
 	kfree(root);
-	return 0;
 }
 
 static int del_fs_roots(struct btrfs_fs_info *fs_info)
@@ -2258,6 +2330,20 @@ static int del_fs_roots(struct btrfs_fs_info *fs_info)
 	struct btrfs_root *gang[8];
 	int i;
 
+	while (!list_empty(&fs_info->dead_roots)) {
+		gang[0] = list_entry(fs_info->dead_roots.next,
+				     struct btrfs_root, root_list);
+		list_del(&gang[0]->root_list);
+
+		if (gang[0]->in_radix) {
+			btrfs_free_fs_root(fs_info, gang[0]);
+		} else {
+			free_extent_buffer(gang[0]->node);
+			free_extent_buffer(gang[0]->commit_root);
+			kfree(gang[0]);
+		}
+	}
+
 	while (1) {
 		ret = radix_tree_gang_lookup(&fs_info->fs_roots_radix,
 					     (void **)gang, 0,
@@ -2287,9 +2373,6 @@ int btrfs_cleanup_fs_roots(struct btrfs_fs_info *fs_info)
 		root_objectid = gang[ret - 1]->root_key.objectid + 1;
 		for (i = 0; i < ret; i++) {
 			root_objectid = gang[i]->root_key.objectid;
-			ret = btrfs_find_dead_roots(fs_info->tree_root,
-						    root_objectid);
-			BUG_ON(ret);
 			btrfs_orphan_cleanup(gang[i]);
 		}
 		root_objectid++;
@@ -2359,12 +2442,12 @@ int close_ctree(struct btrfs_root *root)
 	free_extent_buffer(root->fs_info->csum_root->commit_root);
 
 	btrfs_free_block_groups(root->fs_info);
-	btrfs_free_pinned_extents(root->fs_info);
 
 	del_fs_roots(fs_info);
 
 	iput(fs_info->btree_inode);
 
+	btrfs_stop_workers(&fs_info->generic_worker);
 	btrfs_stop_workers(&fs_info->fixup_workers);
 	btrfs_stop_workers(&fs_info->delalloc_workers);
 	btrfs_stop_workers(&fs_info->workers);
@@ -2373,11 +2456,13 @@ int close_ctree(struct btrfs_root *root)
 	btrfs_stop_workers(&fs_info->endio_meta_write_workers);
 	btrfs_stop_workers(&fs_info->endio_write_workers);
 	btrfs_stop_workers(&fs_info->submit_workers);
+	btrfs_stop_workers(&fs_info->enospc_workers);
 
 	btrfs_close_devices(fs_info->fs_devices);
 	btrfs_mapping_tree_free(&fs_info->mapping_tree);
 
 	bdi_destroy(&fs_info->bdi);
+	cleanup_srcu_struct(&fs_info->subvol_srcu);
 
 	kfree(fs_info->extent_root);
 	kfree(fs_info->tree_root);
diff --git a/fs/btrfs/export.c b/fs/btrfs/export.c
index 9596b40caa4e..ba5c3fd5ab8c 100644
--- a/fs/btrfs/export.c
+++ b/fs/btrfs/export.c
@@ -28,7 +28,7 @@ static int btrfs_encode_fh(struct dentry *dentry, u32 *fh, int *max_len,
 	len  = BTRFS_FID_SIZE_NON_CONNECTABLE;
 	type = FILEID_BTRFS_WITHOUT_PARENT;
 
-	fid->objectid = BTRFS_I(inode)->location.objectid;
+	fid->objectid = inode->i_ino;
 	fid->root_objectid = BTRFS_I(inode)->root->objectid;
 	fid->gen = inode->i_generation;
 
@@ -60,34 +60,61 @@ static int btrfs_encode_fh(struct dentry *dentry, u32 *fh, int *max_len,
 }
 
 static struct dentry *btrfs_get_dentry(struct super_block *sb, u64 objectid,
-				       u64 root_objectid, u32 generation)
+				       u64 root_objectid, u32 generation,
+				       int check_generation)
 {
+	struct btrfs_fs_info *fs_info = btrfs_sb(sb)->fs_info;
 	struct btrfs_root *root;
+	struct dentry *dentry;
 	struct inode *inode;
 	struct btrfs_key key;
+	int index;
+	int err = 0;
+
+	if (objectid < BTRFS_FIRST_FREE_OBJECTID)
+		return ERR_PTR(-ESTALE);
 
 	key.objectid = root_objectid;
 	btrfs_set_key_type(&key, BTRFS_ROOT_ITEM_KEY);
 	key.offset = (u64)-1;
 
-	root = btrfs_read_fs_root_no_name(btrfs_sb(sb)->fs_info, &key);
-	if (IS_ERR(root))
-		return ERR_CAST(root);
+	index = srcu_read_lock(&fs_info->subvol_srcu);
+
+	root = btrfs_read_fs_root_no_name(fs_info, &key);
+	if (IS_ERR(root)) {
+		err = PTR_ERR(root);
+		goto fail;
+	}
+
+	if (btrfs_root_refs(&root->root_item) == 0) {
+		err = -ENOENT;
+		goto fail;
+	}
 
 	key.objectid = objectid;
 	btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
 	key.offset = 0;
 
 	inode = btrfs_iget(sb, &key, root);
-	if (IS_ERR(inode))
-		return (void *)inode;
+	if (IS_ERR(inode)) {
+		err = PTR_ERR(inode);
+		goto fail;
+	}
+
+	srcu_read_unlock(&fs_info->subvol_srcu, index);
 
-	if (generation != inode->i_generation) {
+	if (check_generation && generation != inode->i_generation) {
 		iput(inode);
 		return ERR_PTR(-ESTALE);
 	}
 
-	return d_obtain_alias(inode);
+	dentry = d_obtain_alias(inode);
+	if (!IS_ERR(dentry))
+		dentry->d_op = &btrfs_dentry_operations;
+	return dentry;
+fail:
+	srcu_read_unlock(&fs_info->subvol_srcu, index);
+	return ERR_PTR(err);
 }
 
 static struct dentry *btrfs_fh_to_parent(struct super_block *sb, struct fid *fh,
@@ -111,7 +138,7 @@ static struct dentry *btrfs_fh_to_parent(struct super_block *sb, struct fid *fh,
 	objectid = fid->parent_objectid;
 	generation = fid->parent_gen;
 
-	return btrfs_get_dentry(sb, objectid, root_objectid, generation);
+	return btrfs_get_dentry(sb, objectid, root_objectid, generation, 1);
 }
 
 static struct dentry *btrfs_fh_to_dentry(struct super_block *sb, struct fid *fh,
@@ -133,66 +160,76 @@ static struct dentry *btrfs_fh_to_dentry(struct super_block *sb, struct fid *fh,
 	root_objectid = fid->root_objectid;
 	generation = fid->gen;
 
-	return btrfs_get_dentry(sb, objectid, root_objectid, generation);
+	return btrfs_get_dentry(sb, objectid, root_objectid, generation, 1);
 }
 
 static struct dentry *btrfs_get_parent(struct dentry *child)
 {
 	struct inode *dir = child->d_inode;
+	static struct dentry *dentry;
 	struct btrfs_root *root = BTRFS_I(dir)->root;
-	struct btrfs_key key;
 	struct btrfs_path *path;
 	struct extent_buffer *leaf;
-	int slot;
-	u64 objectid;
+	struct btrfs_root_ref *ref;
+	struct btrfs_key key;
+	struct btrfs_key found_key;
 	int ret;
 
 	path = btrfs_alloc_path();
 
-	key.objectid = dir->i_ino;
-	btrfs_set_key_type(&key, BTRFS_INODE_REF_KEY);
-	key.offset = (u64)-1;
+	if (dir->i_ino == BTRFS_FIRST_FREE_OBJECTID) {
+		key.objectid = root->root_key.objectid;
+		key.type = BTRFS_ROOT_BACKREF_KEY;
+		key.offset = (u64)-1;
+		root = root->fs_info->tree_root;
+	} else {
+		key.objectid = dir->i_ino;
+		key.type = BTRFS_INODE_REF_KEY;
+		key.offset = (u64)-1;
+	}
 
 	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
-	if (ret < 0) {
-		/* Error */
-		btrfs_free_path(path);
-		return ERR_PTR(ret);
+	if (ret < 0)
+		goto fail;
+
+	BUG_ON(ret == 0);
+	if (path->slots[0] == 0) {
+		ret = -ENOENT;
+		goto fail;
 	}
+
+	path->slots[0]--;
 	leaf = path->nodes[0];
-	slot = path->slots[0];
-	if (ret) {
-		/* btrfs_search_slot() returns the slot where we'd want to
-		   insert a backref for parent inode #0xFFFFFFFFFFFFFFFF.
-		   The _real_ backref, telling us what the parent inode
-		   _actually_ is, will be in the slot _before_ the one
-		   that btrfs_search_slot() returns. */
-		if (!slot) {
-			/* Unless there is _no_ key in the tree before... */
-			btrfs_free_path(path);
-			return ERR_PTR(-EIO);
-		}
-		slot--;
+
+	btrfs_item_key_to_cpu(leaf, &found_key, path->slots[0]);
+	if (found_key.objectid != key.objectid || found_key.type != key.type) {
+		ret = -ENOENT;
+		goto fail;
 	}
 
-	btrfs_item_key_to_cpu(leaf, &key, slot);
+	if (found_key.type == BTRFS_ROOT_BACKREF_KEY) {
+		ref = btrfs_item_ptr(leaf, path->slots[0],
+				     struct btrfs_root_ref);
+		key.objectid = btrfs_root_ref_dirid(leaf, ref);
+	} else {
+		key.objectid = found_key.offset;
+	}
 	btrfs_free_path(path);
 
-	if (key.objectid != dir->i_ino || key.type != BTRFS_INODE_REF_KEY)
-		return ERR_PTR(-EINVAL);
-
-	objectid = key.offset;
-
-	/* If we are already at the root of a subvol, return the real root */
-	if (objectid == dir->i_ino)
-		return dget(dir->i_sb->s_root);
+	if (found_key.type == BTRFS_ROOT_BACKREF_KEY) {
+		return btrfs_get_dentry(root->fs_info->sb, key.objectid,
+					found_key.offset, 0, 0);
+	}
 
-	/* Build a new key for the inode item */
-	key.objectid = objectid;
-	btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
+	key.type = BTRFS_INODE_ITEM_KEY;
 	key.offset = 0;
-
-	return d_obtain_alias(btrfs_iget(root->fs_info->sb, &key, root));
+	dentry = d_obtain_alias(btrfs_iget(root->fs_info->sb, &key, root));
+	if (!IS_ERR(dentry))
+		dentry->d_op = &btrfs_dentry_operations;
+	return dentry;
+fail:
+	btrfs_free_path(path);
+	return ERR_PTR(ret);
 }
 
 const struct export_operations btrfs_export_ops = {
diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c
index 535f85ba104f..94627c4cc193 100644
--- a/fs/btrfs/extent-tree.c
+++ b/fs/btrfs/extent-tree.c
@@ -32,12 +32,12 @@
 #include "locking.h"
 #include "free-space-cache.h"
 
-static int update_reserved_extents(struct btrfs_root *root,
-				   u64 bytenr, u64 num, int reserve);
 static int update_block_group(struct btrfs_trans_handle *trans,
 			      struct btrfs_root *root,
 			      u64 bytenr, u64 num_bytes, int alloc,
 			      int mark_free);
+static int update_reserved_extents(struct btrfs_block_group_cache *cache,
+				   u64 num_bytes, int reserve);
 static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
 				struct btrfs_root *root,
 				u64 bytenr, u64 num_bytes, u64 parent,
@@ -57,10 +57,19 @@ static int alloc_reserved_tree_block(struct btrfs_trans_handle *trans,
 				     u64 parent, u64 root_objectid,
 				     u64 flags, struct btrfs_disk_key *key,
 				     int level, struct btrfs_key *ins);
-
 static int do_chunk_alloc(struct btrfs_trans_handle *trans,
 			  struct btrfs_root *extent_root, u64 alloc_bytes,
 			  u64 flags, int force);
+static int pin_down_bytes(struct btrfs_trans_handle *trans,
+			  struct btrfs_root *root,
+			  struct btrfs_path *path,
+			  u64 bytenr, u64 num_bytes,
+			  int is_data, int reserved,
+			  struct extent_buffer **must_clean);
+static int find_next_key(struct btrfs_path *path, int level,
+			 struct btrfs_key *key);
+static void dump_space_info(struct btrfs_space_info *info, u64 bytes,
+			    int dump_block_groups);
 
 static noinline int
 block_group_cache_done(struct btrfs_block_group_cache *cache)
@@ -153,34 +162,34 @@ block_group_cache_tree_search(struct btrfs_fs_info *info, u64 bytenr,
 	return ret;
 }
 
-/*
- * We always set EXTENT_LOCKED for the super mirror extents so we don't
- * overwrite them, so those bits need to be unset.  Also, if we are unmounting
- * with pinned extents still sitting there because we had a block group caching,
- * we need to clear those now, since we are done.
- */
-void btrfs_free_pinned_extents(struct btrfs_fs_info *info)
+static int add_excluded_extent(struct btrfs_root *root,
+			       u64 start, u64 num_bytes)
 {
-	u64 start, end, last = 0;
-	int ret;
+	u64 end = start + num_bytes - 1;
+	set_extent_bits(&root->fs_info->freed_extents[0],
+			start, end, EXTENT_UPTODATE, GFP_NOFS);
+	set_extent_bits(&root->fs_info->freed_extents[1],
+			start, end, EXTENT_UPTODATE, GFP_NOFS);
+	return 0;
+}
 
-	while (1) {
-		ret = find_first_extent_bit(&info->pinned_extents, last,
-					    &start, &end,
-					    EXTENT_LOCKED|EXTENT_DIRTY);
-		if (ret)
-			break;
+static void free_excluded_extents(struct btrfs_root *root,
+				  struct btrfs_block_group_cache *cache)
+{
+	u64 start, end;
 
-		clear_extent_bits(&info->pinned_extents, start, end,
-				  EXTENT_LOCKED|EXTENT_DIRTY, GFP_NOFS);
-		last = end+1;
-	}
+	start = cache->key.objectid;
+	end = start + cache->key.offset - 1;
+
+	clear_extent_bits(&root->fs_info->freed_extents[0],
+			  start, end, EXTENT_UPTODATE, GFP_NOFS);
+	clear_extent_bits(&root->fs_info->freed_extents[1],
+			  start, end, EXTENT_UPTODATE, GFP_NOFS);
 }
 
-static int remove_sb_from_cache(struct btrfs_root *root,
-				struct btrfs_block_group_cache *cache)
+static int exclude_super_stripes(struct btrfs_root *root,
+				 struct btrfs_block_group_cache *cache)
 {
-	struct btrfs_fs_info *fs_info = root->fs_info;
 	u64 bytenr;
 	u64 *logical;
 	int stripe_len;
@@ -192,17 +201,42 @@ static int remove_sb_from_cache(struct btrfs_root *root,
 				       cache->key.objectid, bytenr,
 				       0, &logical, &nr, &stripe_len);
 		BUG_ON(ret);
+
 		while (nr--) {
-			try_lock_extent(&fs_info->pinned_extents,
-					logical[nr],
-					logical[nr] + stripe_len - 1, GFP_NOFS);
+			cache->bytes_super += stripe_len;
+			ret = add_excluded_extent(root, logical[nr],
+						  stripe_len);
+			BUG_ON(ret);
 		}
+
 		kfree(logical);
 	}
-
 	return 0;
 }
 
+static struct btrfs_caching_control *
+get_caching_control(struct btrfs_block_group_cache *cache)
+{
+	struct btrfs_caching_control *ctl;
+
+	spin_lock(&cache->lock);
+	if (cache->cached != BTRFS_CACHE_STARTED) {
+		spin_unlock(&cache->lock);
+		return NULL;
+	}
+
+	ctl = cache->caching_ctl;
+	atomic_inc(&ctl->count);
+	spin_unlock(&cache->lock);
+	return ctl;
+}
+
+static void put_caching_control(struct btrfs_caching_control *ctl)
+{
+	if (atomic_dec_and_test(&ctl->count))
+		kfree(ctl);
+}
+
 /*
  * this is only called by cache_block_group, since we could have freed extents
  * we need to check the pinned_extents for any extents that can't be used yet
@@ -215,9 +249,9 @@ static u64 add_new_free_space(struct btrfs_block_group_cache *block_group,
 	int ret;
 
 	while (start < end) {
-		ret = find_first_extent_bit(&info->pinned_extents, start,
+		ret = find_first_extent_bit(info->pinned_extents, start,
 					    &extent_start, &extent_end,
-					    EXTENT_DIRTY|EXTENT_LOCKED);
+					    EXTENT_DIRTY | EXTENT_UPTODATE);
 		if (ret)
 			break;
 
@@ -249,22 +283,27 @@ static int caching_kthread(void *data)
 {
 	struct btrfs_block_group_cache *block_group = data;
 	struct btrfs_fs_info *fs_info = block_group->fs_info;
-	u64 last = 0;
+	struct btrfs_caching_control *caching_ctl = block_group->caching_ctl;
+	struct btrfs_root *extent_root = fs_info->extent_root;
 	struct btrfs_path *path;
-	int ret = 0;
-	struct btrfs_key key;
 	struct extent_buffer *leaf;
-	int slot;
+	struct btrfs_key key;
 	u64 total_found = 0;
-
-	BUG_ON(!fs_info);
+	u64 last = 0;
+	u32 nritems;
+	int ret = 0;
 
 	path = btrfs_alloc_path();
 	if (!path)
 		return -ENOMEM;
 
-	atomic_inc(&block_group->space_info->caching_threads);
+	exclude_super_stripes(extent_root, block_group);
+	spin_lock(&block_group->space_info->lock);
+	block_group->space_info->bytes_super += block_group->bytes_super;
+	spin_unlock(&block_group->space_info->lock);
+
 	last = max_t(u64, block_group->key.objectid, BTRFS_SUPER_INFO_OFFSET);
+
 	/*
 	 * We don't want to deadlock with somebody trying to allocate a new
 	 * extent for the extent root while also trying to search the extent
@@ -277,74 +316,64 @@ static int caching_kthread(void *data)
 
 	key.objectid = last;
 	key.offset = 0;
-	btrfs_set_key_type(&key, BTRFS_EXTENT_ITEM_KEY);
+	key.type = BTRFS_EXTENT_ITEM_KEY;
 again:
+	mutex_lock(&caching_ctl->mutex);
 	/* need to make sure the commit_root doesn't disappear */
 	down_read(&fs_info->extent_commit_sem);
 
-	ret = btrfs_search_slot(NULL, fs_info->extent_root, &key, path, 0, 0);
+	ret = btrfs_search_slot(NULL, extent_root, &key, path, 0, 0);
 	if (ret < 0)
 		goto err;
 
+	leaf = path->nodes[0];
+	nritems = btrfs_header_nritems(leaf);
+
 	while (1) {
 		smp_mb();
-		if (block_group->fs_info->closing > 1) {
+		if (fs_info->closing > 1) {
 			last = (u64)-1;
 			break;
 		}
 
-		leaf = path->nodes[0];
-		slot = path->slots[0];
-		if (slot >= btrfs_header_nritems(leaf)) {
-			ret = btrfs_next_leaf(fs_info->extent_root, path);
-			if (ret < 0)
-				goto err;
-			else if (ret)
+		if (path->slots[0] < nritems) {
+			btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
+		} else {
+			ret = find_next_key(path, 0, &key);
+			if (ret)
 				break;
 
-			if (need_resched() ||
-			    btrfs_transaction_in_commit(fs_info)) {
-				leaf = path->nodes[0];
-
-				/* this shouldn't happen, but if the
-				 * leaf is empty just move on.
-				 */
-				if (btrfs_header_nritems(leaf) == 0)
-					break;
-				/*
-				 * we need to copy the key out so that
-				 * we are sure the next search advances
-				 * us forward in the btree.
-				 */
-				btrfs_item_key_to_cpu(leaf, &key, 0);
-				btrfs_release_path(fs_info->extent_root, path);
-				up_read(&fs_info->extent_commit_sem);
+			caching_ctl->progress = last;
+			btrfs_release_path(extent_root, path);
+			up_read(&fs_info->extent_commit_sem);
+			mutex_unlock(&caching_ctl->mutex);
+			if (btrfs_transaction_in_commit(fs_info))
 				schedule_timeout(1);
-				goto again;
-			}
+			else
+				cond_resched();
+			goto again;
+		}
 
+		if (key.objectid < block_group->key.objectid) {
+			path->slots[0]++;
 			continue;
 		}
-		btrfs_item_key_to_cpu(leaf, &key, slot);
-		if (key.objectid < block_group->key.objectid)
-			goto next;
 
 		if (key.objectid >= block_group->key.objectid +
 		    block_group->key.offset)
 			break;
 
-		if (btrfs_key_type(&key) == BTRFS_EXTENT_ITEM_KEY) {
+		if (key.type == BTRFS_EXTENT_ITEM_KEY) {
 			total_found += add_new_free_space(block_group,
 							  fs_info, last,
 							  key.objectid);
 			last = key.objectid + key.offset;
-		}
 
-		if (total_found > (1024 * 1024 * 2)) {
-			total_found = 0;
-			wake_up(&block_group->caching_q);
+			if (total_found > (1024 * 1024 * 2)) {
+				total_found = 0;
+				wake_up(&caching_ctl->wait);
+			}
 		}
-next:
 		path->slots[0]++;
 	}
 	ret = 0;
@@ -352,33 +381,65 @@ next:
 	total_found += add_new_free_space(block_group, fs_info, last,
 					  block_group->key.objectid +
 					  block_group->key.offset);
+	caching_ctl->progress = (u64)-1;
 
 	spin_lock(&block_group->lock);
+	block_group->caching_ctl = NULL;
 	block_group->cached = BTRFS_CACHE_FINISHED;
 	spin_unlock(&block_group->lock);
 
 err:
 	btrfs_free_path(path);
 	up_read(&fs_info->extent_commit_sem);
-	atomic_dec(&block_group->space_info->caching_threads);
-	wake_up(&block_group->caching_q);
 
+	free_excluded_extents(extent_root, block_group);
+
+	mutex_unlock(&caching_ctl->mutex);
+	wake_up(&caching_ctl->wait);
+
+	put_caching_control(caching_ctl);
+	atomic_dec(&block_group->space_info->caching_threads);
 	return 0;
 }
 
 static int cache_block_group(struct btrfs_block_group_cache *cache)
 {
+	struct btrfs_fs_info *fs_info = cache->fs_info;
+	struct btrfs_caching_control *caching_ctl;
 	struct task_struct *tsk;
 	int ret = 0;
 
+	smp_mb();
+	if (cache->cached != BTRFS_CACHE_NO)
+		return 0;
+
+	caching_ctl = kzalloc(sizeof(*caching_ctl), GFP_KERNEL);
+	BUG_ON(!caching_ctl);
+
+	INIT_LIST_HEAD(&caching_ctl->list);
+	mutex_init(&caching_ctl->mutex);
+	init_waitqueue_head(&caching_ctl->wait);
+	caching_ctl->block_group = cache;
+	caching_ctl->progress = cache->key.objectid;
+	/* one for caching kthread, one for caching block group list */
+	atomic_set(&caching_ctl->count, 2);
+
 	spin_lock(&cache->lock);
 	if (cache->cached != BTRFS_CACHE_NO) {
 		spin_unlock(&cache->lock);
-		return ret;
+		kfree(caching_ctl);
+		return 0;
 	}
+	cache->caching_ctl = caching_ctl;
 	cache->cached = BTRFS_CACHE_STARTED;
 	spin_unlock(&cache->lock);
 
+	down_write(&fs_info->extent_commit_sem);
+	list_add_tail(&caching_ctl->list, &fs_info->caching_block_groups);
+	up_write(&fs_info->extent_commit_sem);
+
+	atomic_inc(&cache->space_info->caching_threads);
+
 	tsk = kthread_run(caching_kthread, cache, "btrfs-cache-%llu\n",
 			  cache->key.objectid);
 	if (IS_ERR(tsk)) {
@@ -1507,23 +1568,23 @@ static int remove_extent_backref(struct btrfs_trans_handle *trans,
 	return ret;
 }
 
-#ifdef BIO_RW_DISCARD
 static void btrfs_issue_discard(struct block_device *bdev,
 				u64 start, u64 len)
 {
 	blkdev_issue_discard(bdev, start >> 9, len >> 9, GFP_KERNEL,
 			     DISCARD_FL_BARRIER);
 }
-#endif
 
 static int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr,
 				u64 num_bytes)
 {
-#ifdef BIO_RW_DISCARD
 	int ret;
 	u64 map_length = num_bytes;
 	struct btrfs_multi_bio *multi = NULL;
 
+	if (!btrfs_test_opt(root, DISCARD))
+		return 0;
+
 	/* Tell the block device(s) that the sectors can be discarded */
 	ret = btrfs_map_block(&root->fs_info->mapping_tree, READ,
 			      bytenr, &map_length, &multi, 0);
@@ -1543,9 +1604,6 @@ static int btrfs_discard_extent(struct btrfs_root *root, u64 bytenr,
 	}
 
 	return ret;
-#else
-	return 0;
-#endif
 }
 
 int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
@@ -1657,7 +1715,6 @@ static int run_delayed_data_ref(struct btrfs_trans_handle *trans,
 						 parent, ref_root, flags,
 						 ref->objectid, ref->offset,
 						 &ins, node->ref_mod);
-		update_reserved_extents(root, ins.objectid, ins.offset, 0);
 	} else if (node->action == BTRFS_ADD_DELAYED_REF) {
 		ret = __btrfs_inc_extent_ref(trans, root, node->bytenr,
 					     node->num_bytes, parent,
@@ -1783,7 +1840,6 @@ static int run_delayed_tree_ref(struct btrfs_trans_handle *trans,
 						extent_op->flags_to_set,
 						&extent_op->key,
 						ref->level, &ins);
-		update_reserved_extents(root, ins.objectid, ins.offset, 0);
 	} else if (node->action == BTRFS_ADD_DELAYED_REF) {
 		ret = __btrfs_inc_extent_ref(trans, root, node->bytenr,
 					     node->num_bytes, parent, ref_root,
@@ -1818,16 +1874,32 @@ static int run_one_delayed_ref(struct btrfs_trans_handle *trans,
 		BUG_ON(extent_op);
 		head = btrfs_delayed_node_to_head(node);
 		if (insert_reserved) {
+			int mark_free = 0;
+			struct extent_buffer *must_clean = NULL;
+
+			ret = pin_down_bytes(trans, root, NULL,
+					     node->bytenr, node->num_bytes,
+					     head->is_data, 1, &must_clean);
+			if (ret > 0)
+				mark_free = 1;
+
+			if (must_clean) {
+				clean_tree_block(NULL, root, must_clean);
+				btrfs_tree_unlock(must_clean);
+				free_extent_buffer(must_clean);
+			}
 			if (head->is_data) {
 				ret = btrfs_del_csums(trans, root,
 						      node->bytenr,
 						      node->num_bytes);
 				BUG_ON(ret);
 			}
-			btrfs_update_pinned_extents(root, node->bytenr,
-						    node->num_bytes, 1);
-			update_reserved_extents(root, node->bytenr,
-						node->num_bytes, 0);
+			if (mark_free) {
+				ret = btrfs_free_reserved_extent(root,
+							node->bytenr,
+							node->num_bytes);
+				BUG_ON(ret);
+			}
 		}
 		mutex_unlock(&head->mutex);
 		return 0;
@@ -2692,60 +2764,448 @@ void btrfs_set_inode_space_info(struct btrfs_root *root, struct inode *inode)
 						       alloc_target);
 }
 
+static u64 calculate_bytes_needed(struct btrfs_root *root, int num_items)
+{
+	u64 num_bytes;
+	int level;
+
+	level = BTRFS_MAX_LEVEL - 2;
+	/*
+	 * NOTE: these calculations are absolutely the worst possible case.
+	 * This assumes that _every_ item we insert will require a new leaf, and
+	 * that the tree has grown to its maximum level size.
+	 */
+
+	/*
+	 * for every item we insert we could insert both an extent item and a
+	 * extent ref item.  Then for ever item we insert, we will need to cow
+	 * both the original leaf, plus the leaf to the left and right of it.
+	 *
+	 * Unless we are talking about the extent root, then we just want the
+	 * number of items * 2, since we just need the extent item plus its ref.
+	 */
+	if (root == root->fs_info->extent_root)
+		num_bytes = num_items * 2;
+	else
+		num_bytes = (num_items + (2 * num_items)) * 3;
+
+	/*
+	 * num_bytes is total number of leaves we could need times the leaf
+	 * size, and then for every leaf we could end up cow'ing 2 nodes per
+	 * level, down to the leaf level.
+	 */
+	num_bytes = (num_bytes * root->leafsize) +
+		(num_bytes * (level * 2)) * root->nodesize;
+
+	return num_bytes;
+}
+
 /*
- * for now this just makes sure we have at least 5% of our metadata space free
- * for use.
+ * Unreserve metadata space for delalloc.  If we have less reserved credits than
+ * we have extents, this function does nothing.
  */
-int btrfs_check_metadata_free_space(struct btrfs_root *root)
+int btrfs_unreserve_metadata_for_delalloc(struct btrfs_root *root,
+					  struct inode *inode, int num_items)
 {
 	struct btrfs_fs_info *info = root->fs_info;
 	struct btrfs_space_info *meta_sinfo;
-	u64 alloc_target, thresh;
-	int committed = 0, ret;
+	u64 num_bytes;
+	u64 alloc_target;
+	bool bug = false;
 
 	/* get the space info for where the metadata will live */
 	alloc_target = btrfs_get_alloc_profile(root, 0);
 	meta_sinfo = __find_space_info(info, alloc_target);
 
-again:
+	num_bytes = calculate_bytes_needed(root->fs_info->extent_root,
+					   num_items);
+
 	spin_lock(&meta_sinfo->lock);
-	if (!meta_sinfo->full)
-		thresh = meta_sinfo->total_bytes * 80;
-	else
-		thresh = meta_sinfo->total_bytes * 95;
+	spin_lock(&BTRFS_I(inode)->accounting_lock);
+	if (BTRFS_I(inode)->reserved_extents <=
+	    BTRFS_I(inode)->outstanding_extents) {
+		spin_unlock(&BTRFS_I(inode)->accounting_lock);
+		spin_unlock(&meta_sinfo->lock);
+		return 0;
+	}
+	spin_unlock(&BTRFS_I(inode)->accounting_lock);
+
+	BTRFS_I(inode)->reserved_extents--;
+	BUG_ON(BTRFS_I(inode)->reserved_extents < 0);
+
+	if (meta_sinfo->bytes_delalloc < num_bytes) {
+		bug = true;
+		meta_sinfo->bytes_delalloc = 0;
+	} else {
+		meta_sinfo->bytes_delalloc -= num_bytes;
+	}
+	spin_unlock(&meta_sinfo->lock);
+
+	BUG_ON(bug);
+
+	return 0;
+}
 
+static void check_force_delalloc(struct btrfs_space_info *meta_sinfo)
+{
+	u64 thresh;
+
+	thresh = meta_sinfo->bytes_used + meta_sinfo->bytes_reserved +
+		meta_sinfo->bytes_pinned + meta_sinfo->bytes_readonly +
+		meta_sinfo->bytes_super + meta_sinfo->bytes_root +
+		meta_sinfo->bytes_may_use;
+
+	thresh = meta_sinfo->total_bytes - thresh;
+	thresh *= 80;
 	do_div(thresh, 100);
+	if (thresh <= meta_sinfo->bytes_delalloc)
+		meta_sinfo->force_delalloc = 1;
+	else
+		meta_sinfo->force_delalloc = 0;
+}
 
-	if (meta_sinfo->bytes_used + meta_sinfo->bytes_reserved +
-	    meta_sinfo->bytes_pinned + meta_sinfo->bytes_readonly > thresh) {
-		struct btrfs_trans_handle *trans;
-		if (!meta_sinfo->full) {
-			meta_sinfo->force_alloc = 1;
-			spin_unlock(&meta_sinfo->lock);
+struct async_flush {
+	struct btrfs_root *root;
+	struct btrfs_space_info *info;
+	struct btrfs_work work;
+};
 
-			trans = btrfs_start_transaction(root, 1);
-			if (!trans)
-				return -ENOMEM;
+static noinline void flush_delalloc_async(struct btrfs_work *work)
+{
+	struct async_flush *async;
+	struct btrfs_root *root;
+	struct btrfs_space_info *info;
 
-			ret = do_chunk_alloc(trans, root->fs_info->extent_root,
-					     2 * 1024 * 1024, alloc_target, 0);
-			btrfs_end_transaction(trans, root);
+	async = container_of(work, struct async_flush, work);
+	root = async->root;
+	info = async->info;
+
+	btrfs_start_delalloc_inodes(root);
+	wake_up(&info->flush_wait);
+	btrfs_wait_ordered_extents(root, 0);
+
+	spin_lock(&info->lock);
+	info->flushing = 0;
+	spin_unlock(&info->lock);
+	wake_up(&info->flush_wait);
+
+	kfree(async);
+}
+
+static void wait_on_flush(struct btrfs_space_info *info)
+{
+	DEFINE_WAIT(wait);
+	u64 used;
+
+	while (1) {
+		prepare_to_wait(&info->flush_wait, &wait,
+				TASK_UNINTERRUPTIBLE);
+		spin_lock(&info->lock);
+		if (!info->flushing) {
+			spin_unlock(&info->lock);
+			break;
+		}
+
+		used = info->bytes_used + info->bytes_reserved +
+			info->bytes_pinned + info->bytes_readonly +
+			info->bytes_super + info->bytes_root +
+			info->bytes_may_use + info->bytes_delalloc;
+		if (used < info->total_bytes) {
+			spin_unlock(&info->lock);
+			break;
+		}
+		spin_unlock(&info->lock);
+		schedule();
+	}
+	finish_wait(&info->flush_wait, &wait);
+}
+
+static void flush_delalloc(struct btrfs_root *root,
+				 struct btrfs_space_info *info)
+{
+	struct async_flush *async;
+	bool wait = false;
+
+	spin_lock(&info->lock);
+
+	if (!info->flushing) {
+		info->flushing = 1;
+		init_waitqueue_head(&info->flush_wait);
+	} else {
+		wait = true;
+	}
+
+	spin_unlock(&info->lock);
+
+	if (wait) {
+		wait_on_flush(info);
+		return;
+	}
+
+	async = kzalloc(sizeof(*async), GFP_NOFS);
+	if (!async)
+		goto flush;
+
+	async->root = root;
+	async->info = info;
+	async->work.func = flush_delalloc_async;
+
+	btrfs_queue_worker(&root->fs_info->enospc_workers,
+			   &async->work);
+	wait_on_flush(info);
+	return;
+
+flush:
+	btrfs_start_delalloc_inodes(root);
+	btrfs_wait_ordered_extents(root, 0);
+
+	spin_lock(&info->lock);
+	info->flushing = 0;
+	spin_unlock(&info->lock);
+	wake_up(&info->flush_wait);
+}
+
+static int maybe_allocate_chunk(struct btrfs_root *root,
+				 struct btrfs_space_info *info)
+{
+	struct btrfs_super_block *disk_super = &root->fs_info->super_copy;
+	struct btrfs_trans_handle *trans;
+	bool wait = false;
+	int ret = 0;
+	u64 min_metadata;
+	u64 free_space;
+
+	free_space = btrfs_super_total_bytes(disk_super);
+	/*
+	 * we allow the metadata to grow to a max of either 10gb or 5% of the
+	 * space in the volume.
+	 */
+	min_metadata = min((u64)10 * 1024 * 1024 * 1024,
+			     div64_u64(free_space * 5, 100));
+	if (info->total_bytes >= min_metadata) {
+		spin_unlock(&info->lock);
+		return 0;
+	}
+
+	if (info->full) {
+		spin_unlock(&info->lock);
+		return 0;
+	}
+
+	if (!info->allocating_chunk) {
+		info->force_alloc = 1;
+		info->allocating_chunk = 1;
+		init_waitqueue_head(&info->allocate_wait);
+	} else {
+		wait = true;
+	}
+
+	spin_unlock(&info->lock);
+
+	if (wait) {
+		wait_event(info->allocate_wait,
+			   !info->allocating_chunk);
+		return 1;
+	}
+
+	trans = btrfs_start_transaction(root, 1);
+	if (!trans) {
+		ret = -ENOMEM;
+		goto out;
+	}
+
+	ret = do_chunk_alloc(trans, root->fs_info->extent_root,
+			     4096 + 2 * 1024 * 1024,
+			     info->flags, 0);
+	btrfs_end_transaction(trans, root);
+	if (ret)
+		goto out;
+out:
+	spin_lock(&info->lock);
+	info->allocating_chunk = 0;
+	spin_unlock(&info->lock);
+	wake_up(&info->allocate_wait);
+
+	if (ret)
+		return 0;
+	return 1;
+}
+
+/*
+ * Reserve metadata space for delalloc.
+ */
+int btrfs_reserve_metadata_for_delalloc(struct btrfs_root *root,
+					struct inode *inode, int num_items)
+{
+	struct btrfs_fs_info *info = root->fs_info;
+	struct btrfs_space_info *meta_sinfo;
+	u64 num_bytes;
+	u64 used;
+	u64 alloc_target;
+	int flushed = 0;
+	int force_delalloc;
+
+	/* get the space info for where the metadata will live */
+	alloc_target = btrfs_get_alloc_profile(root, 0);
+	meta_sinfo = __find_space_info(info, alloc_target);
+
+	num_bytes = calculate_bytes_needed(root->fs_info->extent_root,
+					   num_items);
+again:
+	spin_lock(&meta_sinfo->lock);
+
+	force_delalloc = meta_sinfo->force_delalloc;
+
+	if (unlikely(!meta_sinfo->bytes_root))
+		meta_sinfo->bytes_root = calculate_bytes_needed(root, 6);
+
+	if (!flushed)
+		meta_sinfo->bytes_delalloc += num_bytes;
+
+	used = meta_sinfo->bytes_used + meta_sinfo->bytes_reserved +
+		meta_sinfo->bytes_pinned + meta_sinfo->bytes_readonly +
+		meta_sinfo->bytes_super + meta_sinfo->bytes_root +
+		meta_sinfo->bytes_may_use + meta_sinfo->bytes_delalloc;
+
+	if (used > meta_sinfo->total_bytes) {
+		flushed++;
+
+		if (flushed == 1) {
+			if (maybe_allocate_chunk(root, meta_sinfo))
+				goto again;
+			flushed++;
+		} else {
+			spin_unlock(&meta_sinfo->lock);
+		}
+
+		if (flushed == 2) {
+			filemap_flush(inode->i_mapping);
+			goto again;
+		} else if (flushed == 3) {
+			flush_delalloc(root, meta_sinfo);
 			goto again;
 		}
+		spin_lock(&meta_sinfo->lock);
+		meta_sinfo->bytes_delalloc -= num_bytes;
 		spin_unlock(&meta_sinfo->lock);
+		printk(KERN_ERR "enospc, has %d, reserved %d\n",
+		       BTRFS_I(inode)->outstanding_extents,
+		       BTRFS_I(inode)->reserved_extents);
+		dump_space_info(meta_sinfo, 0, 0);
+		return -ENOSPC;
+	}
 
-		if (!committed) {
-			committed = 1;
-			trans = btrfs_join_transaction(root, 1);
-			if (!trans)
-				return -ENOMEM;
-			ret = btrfs_commit_transaction(trans, root);
-			if (ret)
-				return ret;
+	BTRFS_I(inode)->reserved_extents++;
+	check_force_delalloc(meta_sinfo);
+	spin_unlock(&meta_sinfo->lock);
+
+	if (!flushed && force_delalloc)
+		filemap_flush(inode->i_mapping);
+
+	return 0;
+}
+
+/*
+ * unreserve num_items number of items worth of metadata space.  This needs to
+ * be paired with btrfs_reserve_metadata_space.
+ *
+ * NOTE: if you have the option, run this _AFTER_ you do a
+ * btrfs_end_transaction, since btrfs_end_transaction will run delayed ref
+ * oprations which will result in more used metadata, so we want to make sure we
+ * can do that without issue.
+ */
+int btrfs_unreserve_metadata_space(struct btrfs_root *root, int num_items)
+{
+	struct btrfs_fs_info *info = root->fs_info;
+	struct btrfs_space_info *meta_sinfo;
+	u64 num_bytes;
+	u64 alloc_target;
+	bool bug = false;
+
+	/* get the space info for where the metadata will live */
+	alloc_target = btrfs_get_alloc_profile(root, 0);
+	meta_sinfo = __find_space_info(info, alloc_target);
+
+	num_bytes = calculate_bytes_needed(root, num_items);
+
+	spin_lock(&meta_sinfo->lock);
+	if (meta_sinfo->bytes_may_use < num_bytes) {
+		bug = true;
+		meta_sinfo->bytes_may_use = 0;
+	} else {
+		meta_sinfo->bytes_may_use -= num_bytes;
+	}
+	spin_unlock(&meta_sinfo->lock);
+
+	BUG_ON(bug);
+
+	return 0;
+}
+
+/*
+ * Reserve some metadata space for use.  We'll calculate the worste case number
+ * of bytes that would be needed to modify num_items number of items.  If we
+ * have space, fantastic, if not, you get -ENOSPC.  Please call
+ * btrfs_unreserve_metadata_space when you are done for the _SAME_ number of
+ * items you reserved, since whatever metadata you needed should have already
+ * been allocated.
+ *
+ * This will commit the transaction to make more space if we don't have enough
+ * metadata space.  THe only time we don't do this is if we're reserving space
+ * inside of a transaction, then we will just return -ENOSPC and it is the
+ * callers responsibility to handle it properly.
+ */
+int btrfs_reserve_metadata_space(struct btrfs_root *root, int num_items)
+{
+	struct btrfs_fs_info *info = root->fs_info;
+	struct btrfs_space_info *meta_sinfo;
+	u64 num_bytes;
+	u64 used;
+	u64 alloc_target;
+	int retries = 0;
+
+	/* get the space info for where the metadata will live */
+	alloc_target = btrfs_get_alloc_profile(root, 0);
+	meta_sinfo = __find_space_info(info, alloc_target);
+
+	num_bytes = calculate_bytes_needed(root, num_items);
+again:
+	spin_lock(&meta_sinfo->lock);
+
+	if (unlikely(!meta_sinfo->bytes_root))
+		meta_sinfo->bytes_root = calculate_bytes_needed(root, 6);
+
+	if (!retries)
+		meta_sinfo->bytes_may_use += num_bytes;
+
+	used = meta_sinfo->bytes_used + meta_sinfo->bytes_reserved +
+		meta_sinfo->bytes_pinned + meta_sinfo->bytes_readonly +
+		meta_sinfo->bytes_super + meta_sinfo->bytes_root +
+		meta_sinfo->bytes_may_use + meta_sinfo->bytes_delalloc;
+
+	if (used > meta_sinfo->total_bytes) {
+		retries++;
+		if (retries == 1) {
+			if (maybe_allocate_chunk(root, meta_sinfo))
+				goto again;
+			retries++;
+		} else {
+			spin_unlock(&meta_sinfo->lock);
+		}
+
+		if (retries == 2) {
+			flush_delalloc(root, meta_sinfo);
 			goto again;
 		}
+		spin_lock(&meta_sinfo->lock);
+		meta_sinfo->bytes_may_use -= num_bytes;
+		spin_unlock(&meta_sinfo->lock);
+
+		dump_space_info(meta_sinfo, 0, 0);
 		return -ENOSPC;
 	}
+
+	check_force_delalloc(meta_sinfo);
 	spin_unlock(&meta_sinfo->lock);
 
 	return 0;
@@ -2765,13 +3225,16 @@ int btrfs_check_data_free_space(struct btrfs_root *root, struct inode *inode,
 	bytes = (bytes + root->sectorsize - 1) & ~((u64)root->sectorsize - 1);
 
 	data_sinfo = BTRFS_I(inode)->space_info;
+	if (!data_sinfo)
+		goto alloc;
+
 again:
 	/* make sure we have enough space to handle the data first */
 	spin_lock(&data_sinfo->lock);
 	if (data_sinfo->total_bytes - data_sinfo->bytes_used -
 	    data_sinfo->bytes_delalloc - data_sinfo->bytes_reserved -
 	    data_sinfo->bytes_pinned - data_sinfo->bytes_readonly -
-	    data_sinfo->bytes_may_use < bytes) {
+	    data_sinfo->bytes_may_use - data_sinfo->bytes_super < bytes) {
 		struct btrfs_trans_handle *trans;
 
 		/*
@@ -2783,7 +3246,7 @@ again:
 
 			data_sinfo->force_alloc = 1;
 			spin_unlock(&data_sinfo->lock);
-
+alloc:
 			alloc_target = btrfs_get_alloc_profile(root, 1);
 			trans = btrfs_start_transaction(root, 1);
 			if (!trans)
@@ -2795,12 +3258,17 @@ again:
 			btrfs_end_transaction(trans, root);
 			if (ret)
 				return ret;
+
+			if (!data_sinfo) {
+				btrfs_set_inode_space_info(root, inode);
+				data_sinfo = BTRFS_I(inode)->space_info;
+			}
 			goto again;
 		}
 		spin_unlock(&data_sinfo->lock);
 
 		/* commit the current transaction and try again */
-		if (!committed) {
+		if (!committed && !root->fs_info->open_ioctl_trans) {
 			committed = 1;
 			trans = btrfs_join_transaction(root, 1);
 			if (!trans)
@@ -2828,7 +3296,7 @@ again:
 	BTRFS_I(inode)->reserved_bytes += bytes;
 	spin_unlock(&data_sinfo->lock);
 
-	return btrfs_check_metadata_free_space(root);
+	return 0;
 }
 
 /*
@@ -2927,17 +3395,15 @@ static int do_chunk_alloc(struct btrfs_trans_handle *trans,
 	BUG_ON(!space_info);
 
 	spin_lock(&space_info->lock);
-	if (space_info->force_alloc) {
+	if (space_info->force_alloc)
 		force = 1;
-		space_info->force_alloc = 0;
-	}
 	if (space_info->full) {
 		spin_unlock(&space_info->lock);
 		goto out;
 	}
 
 	thresh = space_info->total_bytes - space_info->bytes_readonly;
-	thresh = div_factor(thresh, 6);
+	thresh = div_factor(thresh, 8);
 	if (!force &&
 	   (space_info->bytes_used + space_info->bytes_pinned +
 	    space_info->bytes_reserved + alloc_bytes) < thresh) {
@@ -2951,7 +3417,7 @@ static int do_chunk_alloc(struct btrfs_trans_handle *trans,
 	 * we keep a reasonable number of metadata chunks allocated in the
 	 * FS as well.
 	 */
-	if (flags & BTRFS_BLOCK_GROUP_DATA) {
+	if (flags & BTRFS_BLOCK_GROUP_DATA && fs_info->metadata_ratio) {
 		fs_info->data_chunk_allocations++;
 		if (!(fs_info->data_chunk_allocations %
 		      fs_info->metadata_ratio))
@@ -2959,8 +3425,11 @@ static int do_chunk_alloc(struct btrfs_trans_handle *trans,
 	}
 
 	ret = btrfs_alloc_chunk(trans, extent_root, flags);
+	spin_lock(&space_info->lock);
 	if (ret)
 		space_info->full = 1;
+	space_info->force_alloc = 0;
+	spin_unlock(&space_info->lock);
 out:
 	mutex_unlock(&extent_root->fs_info->chunk_mutex);
 	return ret;
@@ -3009,10 +3478,12 @@ static int update_block_group(struct btrfs_trans_handle *trans,
 		num_bytes = min(total, cache->key.offset - byte_in_group);
 		if (alloc) {
 			old_val += num_bytes;
+			btrfs_set_block_group_used(&cache->item, old_val);
+			cache->reserved -= num_bytes;
 			cache->space_info->bytes_used += num_bytes;
+			cache->space_info->bytes_reserved -= num_bytes;
 			if (cache->ro)
 				cache->space_info->bytes_readonly -= num_bytes;
-			btrfs_set_block_group_used(&cache->item, old_val);
 			spin_unlock(&cache->lock);
 			spin_unlock(&cache->space_info->lock);
 		} else {
@@ -3057,127 +3528,136 @@ static u64 first_logical_byte(struct btrfs_root *root, u64 search_start)
 	return bytenr;
 }
 
-int btrfs_update_pinned_extents(struct btrfs_root *root,
-				u64 bytenr, u64 num, int pin)
+/*
+ * this function must be called within transaction
+ */
+int btrfs_pin_extent(struct btrfs_root *root,
+		     u64 bytenr, u64 num_bytes, int reserved)
 {
-	u64 len;
-	struct btrfs_block_group_cache *cache;
 	struct btrfs_fs_info *fs_info = root->fs_info;
+	struct btrfs_block_group_cache *cache;
 
-	if (pin)
-		set_extent_dirty(&fs_info->pinned_extents,
-				bytenr, bytenr + num - 1, GFP_NOFS);
-
-	while (num > 0) {
-		cache = btrfs_lookup_block_group(fs_info, bytenr);
-		BUG_ON(!cache);
-		len = min(num, cache->key.offset -
-			  (bytenr - cache->key.objectid));
-		if (pin) {
-			spin_lock(&cache->space_info->lock);
-			spin_lock(&cache->lock);
-			cache->pinned += len;
-			cache->space_info->bytes_pinned += len;
-			spin_unlock(&cache->lock);
-			spin_unlock(&cache->space_info->lock);
-			fs_info->total_pinned += len;
-		} else {
-			int unpin = 0;
+	cache = btrfs_lookup_block_group(fs_info, bytenr);
+	BUG_ON(!cache);
 
-			/*
-			 * in order to not race with the block group caching, we
-			 * only want to unpin the extent if we are cached.  If
-			 * we aren't cached, we want to start async caching this
-			 * block group so we can free the extent the next time
-			 * around.
-			 */
-			spin_lock(&cache->space_info->lock);
-			spin_lock(&cache->lock);
-			unpin = (cache->cached == BTRFS_CACHE_FINISHED);
-			if (likely(unpin)) {
-				cache->pinned -= len;
-				cache->space_info->bytes_pinned -= len;
-				fs_info->total_pinned -= len;
-			}
-			spin_unlock(&cache->lock);
-			spin_unlock(&cache->space_info->lock);
+	spin_lock(&cache->space_info->lock);
+	spin_lock(&cache->lock);
+	cache->pinned += num_bytes;
+	cache->space_info->bytes_pinned += num_bytes;
+	if (reserved) {
+		cache->reserved -= num_bytes;
+		cache->space_info->bytes_reserved -= num_bytes;
+	}
+	spin_unlock(&cache->lock);
+	spin_unlock(&cache->space_info->lock);
 
-			if (likely(unpin))
-				clear_extent_dirty(&fs_info->pinned_extents,
-						   bytenr, bytenr + len -1,
-						   GFP_NOFS);
-			else
-				cache_block_group(cache);
+	btrfs_put_block_group(cache);
 
-			if (unpin)
-				btrfs_add_free_space(cache, bytenr, len);
-		}
-		btrfs_put_block_group(cache);
-		bytenr += len;
-		num -= len;
+	set_extent_dirty(fs_info->pinned_extents,
+			 bytenr, bytenr + num_bytes - 1, GFP_NOFS);
+	return 0;
+}
+
+static int update_reserved_extents(struct btrfs_block_group_cache *cache,
+				   u64 num_bytes, int reserve)
+{
+	spin_lock(&cache->space_info->lock);
+	spin_lock(&cache->lock);
+	if (reserve) {
+		cache->reserved += num_bytes;
+		cache->space_info->bytes_reserved += num_bytes;
+	} else {
+		cache->reserved -= num_bytes;
+		cache->space_info->bytes_reserved -= num_bytes;
 	}
+	spin_unlock(&cache->lock);
+	spin_unlock(&cache->space_info->lock);
 	return 0;
 }
 
-static int update_reserved_extents(struct btrfs_root *root,
-				   u64 bytenr, u64 num, int reserve)
+int btrfs_prepare_extent_commit(struct btrfs_trans_handle *trans,
+				struct btrfs_root *root)
 {
-	u64 len;
-	struct btrfs_block_group_cache *cache;
 	struct btrfs_fs_info *fs_info = root->fs_info;
+	struct btrfs_caching_control *next;
+	struct btrfs_caching_control *caching_ctl;
+	struct btrfs_block_group_cache *cache;
 
-	while (num > 0) {
-		cache = btrfs_lookup_block_group(fs_info, bytenr);
-		BUG_ON(!cache);
-		len = min(num, cache->key.offset -
-			  (bytenr - cache->key.objectid));
+	down_write(&fs_info->extent_commit_sem);
 
-		spin_lock(&cache->space_info->lock);
-		spin_lock(&cache->lock);
-		if (reserve) {
-			cache->reserved += len;
-			cache->space_info->bytes_reserved += len;
+	list_for_each_entry_safe(caching_ctl, next,
+				 &fs_info->caching_block_groups, list) {
+		cache = caching_ctl->block_group;
+		if (block_group_cache_done(cache)) {
+			cache->last_byte_to_unpin = (u64)-1;
+			list_del_init(&caching_ctl->list);
+			put_caching_control(caching_ctl);
 		} else {
-			cache->reserved -= len;
-			cache->space_info->bytes_reserved -= len;
+			cache->last_byte_to_unpin = caching_ctl->progress;
 		}
-		spin_unlock(&cache->lock);
-		spin_unlock(&cache->space_info->lock);
-		btrfs_put_block_group(cache);
-		bytenr += len;
-		num -= len;
 	}
+
+	if (fs_info->pinned_extents == &fs_info->freed_extents[0])
+		fs_info->pinned_extents = &fs_info->freed_extents[1];
+	else
+		fs_info->pinned_extents = &fs_info->freed_extents[0];
+
+	up_write(&fs_info->extent_commit_sem);
 	return 0;
 }
 
-int btrfs_copy_pinned(struct btrfs_root *root, struct extent_io_tree *copy)
+static int unpin_extent_range(struct btrfs_root *root, u64 start, u64 end)
 {
-	u64 last = 0;
-	u64 start;
-	u64 end;
-	struct extent_io_tree *pinned_extents = &root->fs_info->pinned_extents;
-	int ret;
+	struct btrfs_fs_info *fs_info = root->fs_info;
+	struct btrfs_block_group_cache *cache = NULL;
+	u64 len;
 
-	while (1) {
-		ret = find_first_extent_bit(pinned_extents, last,
-					    &start, &end, EXTENT_DIRTY);
-		if (ret)
-			break;
+	while (start <= end) {
+		if (!cache ||
+		    start >= cache->key.objectid + cache->key.offset) {
+			if (cache)
+				btrfs_put_block_group(cache);
+			cache = btrfs_lookup_block_group(fs_info, start);
+			BUG_ON(!cache);
+		}
+
+		len = cache->key.objectid + cache->key.offset - start;
+		len = min(len, end + 1 - start);
+
+		if (start < cache->last_byte_to_unpin) {
+			len = min(len, cache->last_byte_to_unpin - start);
+			btrfs_add_free_space(cache, start, len);
+		}
 
-		set_extent_dirty(copy, start, end, GFP_NOFS);
-		last = end + 1;
+		spin_lock(&cache->space_info->lock);
+		spin_lock(&cache->lock);
+		cache->pinned -= len;
+		cache->space_info->bytes_pinned -= len;
+		spin_unlock(&cache->lock);
+		spin_unlock(&cache->space_info->lock);
+
+		start += len;
 	}
+
+	if (cache)
+		btrfs_put_block_group(cache);
 	return 0;
 }
 
 int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
-			       struct btrfs_root *root,
-			       struct extent_io_tree *unpin)
+			       struct btrfs_root *root)
 {
+	struct btrfs_fs_info *fs_info = root->fs_info;
+	struct extent_io_tree *unpin;
 	u64 start;
 	u64 end;
 	int ret;
 
+	if (fs_info->pinned_extents == &fs_info->freed_extents[0])
+		unpin = &fs_info->freed_extents[1];
+	else
+		unpin = &fs_info->freed_extents[0];
+
 	while (1) {
 		ret = find_first_extent_bit(unpin, 0, &start, &end,
 					    EXTENT_DIRTY);
@@ -3186,10 +3666,8 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
 
 		ret = btrfs_discard_extent(root, start, end + 1 - start);
 
-		/* unlocks the pinned mutex */
-		btrfs_update_pinned_extents(root, start, end + 1 - start, 0);
 		clear_extent_dirty(unpin, start, end, GFP_NOFS);
-
+		unpin_extent_range(root, start, end);
 		cond_resched();
 	}
 
@@ -3199,7 +3677,8 @@ int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
 static int pin_down_bytes(struct btrfs_trans_handle *trans,
 			  struct btrfs_root *root,
 			  struct btrfs_path *path,
-			  u64 bytenr, u64 num_bytes, int is_data,
+			  u64 bytenr, u64 num_bytes,
+			  int is_data, int reserved,
 			  struct extent_buffer **must_clean)
 {
 	int err = 0;
@@ -3208,6 +3687,14 @@ static int pin_down_bytes(struct btrfs_trans_handle *trans,
 	if (is_data)
 		goto pinit;
 
+	/*
+	 * discard is sloooow, and so triggering discards on
+	 * individual btree blocks isn't a good plan.  Just
+	 * pin everything in discard mode.
+	 */
+	if (btrfs_test_opt(root, DISCARD))
+		goto pinit;
+
 	buf = btrfs_find_tree_block(root, bytenr, num_bytes);
 	if (!buf)
 		goto pinit;
@@ -3231,15 +3718,15 @@ static int pin_down_bytes(struct btrfs_trans_handle *trans,
 	}
 	free_extent_buffer(buf);
 pinit:
-	btrfs_set_path_blocking(path);
+	if (path)
+		btrfs_set_path_blocking(path);
 	/* unlocks the pinned mutex */
-	btrfs_update_pinned_extents(root, bytenr, num_bytes, 1);
+	btrfs_pin_extent(root, bytenr, num_bytes, reserved);
 
 	BUG_ON(err < 0);
 	return 0;
 }
 
-
 static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
 				struct btrfs_root *root,
 				u64 bytenr, u64 num_bytes, u64 parent,
@@ -3413,7 +3900,7 @@ static int __btrfs_free_extent(struct btrfs_trans_handle *trans,
 		}
 
 		ret = pin_down_bytes(trans, root, path, bytenr,
-				     num_bytes, is_data, &must_clean);
+				     num_bytes, is_data, 0, &must_clean);
 		if (ret > 0)
 			mark_free = 1;
 		BUG_ON(ret < 0);
@@ -3544,8 +4031,7 @@ int btrfs_free_extent(struct btrfs_trans_handle *trans,
 	if (root_objectid == BTRFS_TREE_LOG_OBJECTID) {
 		WARN_ON(owner >= BTRFS_FIRST_FREE_OBJECTID);
 		/* unlocks the pinned mutex */
-		btrfs_update_pinned_extents(root, bytenr, num_bytes, 1);
-		update_reserved_extents(root, bytenr, num_bytes, 0);
+		btrfs_pin_extent(root, bytenr, num_bytes, 1);
 		ret = 0;
 	} else if (owner < BTRFS_FIRST_FREE_OBJECTID) {
 		ret = btrfs_add_delayed_tree_ref(trans, bytenr, num_bytes,
@@ -3585,24 +4071,38 @@ static noinline int
 wait_block_group_cache_progress(struct btrfs_block_group_cache *cache,
 				u64 num_bytes)
 {
+	struct btrfs_caching_control *caching_ctl;
 	DEFINE_WAIT(wait);
 
-	prepare_to_wait(&cache->caching_q, &wait, TASK_UNINTERRUPTIBLE);
-
-	if (block_group_cache_done(cache)) {
-		finish_wait(&cache->caching_q, &wait);
+	caching_ctl = get_caching_control(cache);
+	if (!caching_ctl)
 		return 0;
-	}
-	schedule();
-	finish_wait(&cache->caching_q, &wait);
 
-	wait_event(cache->caching_q, block_group_cache_done(cache) ||
+	wait_event(caching_ctl->wait, block_group_cache_done(cache) ||
 		   (cache->free_space >= num_bytes));
+
+	put_caching_control(caching_ctl);
+	return 0;
+}
+
+static noinline int
+wait_block_group_cache_done(struct btrfs_block_group_cache *cache)
+{
+	struct btrfs_caching_control *caching_ctl;
+	DEFINE_WAIT(wait);
+
+	caching_ctl = get_caching_control(cache);
+	if (!caching_ctl)
+		return 0;
+
+	wait_event(caching_ctl->wait, block_group_cache_done(cache));
+
+	put_caching_control(caching_ctl);
 	return 0;
 }
 
 enum btrfs_loop_type {
-	LOOP_CACHED_ONLY = 0,
+	LOOP_FIND_IDEAL = 0,
 	LOOP_CACHING_NOWAIT = 1,
 	LOOP_CACHING_WAIT = 2,
 	LOOP_ALLOC_CHUNK = 3,
@@ -3631,10 +4131,15 @@ static noinline int find_free_extent(struct btrfs_trans_handle *trans,
 	struct btrfs_block_group_cache *block_group = NULL;
 	int empty_cluster = 2 * 1024 * 1024;
 	int allowed_chunk_alloc = 0;
+	int done_chunk_alloc = 0;
 	struct btrfs_space_info *space_info;
 	int last_ptr_loop = 0;
 	int loop = 0;
 	bool found_uncached_bg = false;
+	bool failed_cluster_refill = false;
+	bool failed_alloc = false;
+	u64 ideal_cache_percent = 0;
+	u64 ideal_cache_offset = 0;
 
 	WARN_ON(num_bytes < root->sectorsize);
 	btrfs_set_key_type(ins, BTRFS_EXTENT_ITEM_KEY);
@@ -3670,14 +4175,19 @@ static noinline int find_free_extent(struct btrfs_trans_handle *trans,
 		empty_cluster = 0;
 
 	if (search_start == hint_byte) {
+ideal_cache:
 		block_group = btrfs_lookup_block_group(root->fs_info,
 						       search_start);
 		/*
 		 * we don't want to use the block group if it doesn't match our
 		 * allocation bits, or if its not cached.
+		 *
+		 * However if we are re-searching with an ideal block group
+		 * picked out then we don't care that the block group is cached.
 		 */
 		if (block_group && block_group_bits(block_group, data) &&
-		    block_group_cache_done(block_group)) {
+		    (block_group->cached != BTRFS_CACHE_NO ||
+		     search_start == ideal_cache_offset)) {
 			down_read(&space_info->groups_sem);
 			if (list_empty(&block_group->list) ||
 			    block_group->ro) {
@@ -3689,13 +4199,13 @@ static noinline int find_free_extent(struct btrfs_trans_handle *trans,
 				 */
 				btrfs_put_block_group(block_group);
 				up_read(&space_info->groups_sem);
-			} else
+			} else {
 				goto have_block_group;
+			}
 		} else if (block_group) {
 			btrfs_put_block_group(block_group);
 		}
 	}
-
 search:
 	down_read(&space_info->groups_sem);
 	list_for_each_entry(block_group, &space_info->block_groups, list) {
@@ -3707,32 +4217,58 @@ search:
 
 have_block_group:
 		if (unlikely(block_group->cached == BTRFS_CACHE_NO)) {
+			u64 free_percent;
+
+			free_percent = btrfs_block_group_used(&block_group->item);
+			free_percent *= 100;
+			free_percent = div64_u64(free_percent,
+						 block_group->key.offset);
+			free_percent = 100 - free_percent;
+			if (free_percent > ideal_cache_percent &&
+			    likely(!block_group->ro)) {
+				ideal_cache_offset = block_group->key.objectid;
+				ideal_cache_percent = free_percent;
+			}
+
 			/*
-			 * we want to start caching kthreads, but not too many
-			 * right off the bat so we don't overwhelm the system,
-			 * so only start them if there are less than 2 and we're
-			 * in the initial allocation phase.
+			 * We only want to start kthread caching if we are at
+			 * the point where we will wait for caching to make
+			 * progress, or if our ideal search is over and we've
+			 * found somebody to start caching.
 			 */
 			if (loop > LOOP_CACHING_NOWAIT ||
-			    atomic_read(&space_info->caching_threads) < 2) {
+			    (loop > LOOP_FIND_IDEAL &&
+			     atomic_read(&space_info->caching_threads) < 2)) {
 				ret = cache_block_group(block_group);
 				BUG_ON(ret);
 			}
-		}
-
-		cached = block_group_cache_done(block_group);
-		if (unlikely(!cached)) {
 			found_uncached_bg = true;
 
-			/* if we only want cached bgs, loop */
-			if (loop == LOOP_CACHED_ONLY)
+			/*
+			 * If loop is set for cached only, try the next block
+			 * group.
+			 */
+			if (loop == LOOP_FIND_IDEAL)
 				goto loop;
 		}
 
+		cached = block_group_cache_done(block_group);
+		if (unlikely(!cached))
+			found_uncached_bg = true;
+
 		if (unlikely(block_group->ro))
 			goto loop;
 
-		if (last_ptr) {
+		/*
+		 * Ok we want to try and use the cluster allocator, so lets look
+		 * there, unless we are on LOOP_NO_EMPTY_SIZE, since we will
+		 * have tried the cluster allocator plenty of times at this
+		 * point and not have found anything, so we are likely way too
+		 * fragmented for the clustering stuff to find anything, so lets
+		 * just skip it and let the allocator find whatever block it can
+		 * find
+		 */
+		if (last_ptr && loop < LOOP_NO_EMPTY_SIZE) {
 			/*
 			 * the refill lock keeps out other
 			 * people trying to start a new cluster
@@ -3807,9 +4343,11 @@ refill_cluster:
 					spin_unlock(&last_ptr->refill_lock);
 					goto checks;
 				}
-			} else if (!cached && loop > LOOP_CACHING_NOWAIT) {
+			} else if (!cached && loop > LOOP_CACHING_NOWAIT
+				   && !failed_cluster_refill) {
 				spin_unlock(&last_ptr->refill_lock);
 
+				failed_cluster_refill = true;
 				wait_block_group_cache_progress(block_group,
 				       num_bytes + empty_cluster + empty_size);
 				goto have_block_group;
@@ -3821,25 +4359,30 @@ refill_cluster:
 			 * cluster.  Free the cluster we've been trying
 			 * to use, and go to the next block group
 			 */
-			if (loop < LOOP_NO_EMPTY_SIZE) {
-				btrfs_return_cluster_to_free_space(NULL,
-								   last_ptr);
-				spin_unlock(&last_ptr->refill_lock);
-				goto loop;
-			}
+			btrfs_return_cluster_to_free_space(NULL, last_ptr);
 			spin_unlock(&last_ptr->refill_lock);
+			goto loop;
 		}
 
 		offset = btrfs_find_space_for_alloc(block_group, search_start,
 						    num_bytes, empty_size);
-		if (!offset && (cached || (!cached &&
-					   loop == LOOP_CACHING_NOWAIT))) {
-			goto loop;
-		} else if (!offset && (!cached &&
-				       loop > LOOP_CACHING_NOWAIT)) {
+		/*
+		 * If we didn't find a chunk, and we haven't failed on this
+		 * block group before, and this block group is in the middle of
+		 * caching and we are ok with waiting, then go ahead and wait
+		 * for progress to be made, and set failed_alloc to true.
+		 *
+		 * If failed_alloc is true then we've already waited on this
+		 * block group once and should move on to the next block group.
+		 */
+		if (!offset && !failed_alloc && !cached &&
+		    loop > LOOP_CACHING_NOWAIT) {
 			wait_block_group_cache_progress(block_group,
-					num_bytes + empty_size);
+						num_bytes + empty_size);
+			failed_alloc = true;
 			goto have_block_group;
+		} else if (!offset) {
+			goto loop;
 		}
 checks:
 		search_start = stripe_align(root, offset);
@@ -3881,16 +4424,22 @@ checks:
 					     search_start - offset);
 		BUG_ON(offset > search_start);
 
+		update_reserved_extents(block_group, num_bytes, 1);
+
 		/* we are all good, lets return */
 		break;
 loop:
+		failed_cluster_refill = false;
+		failed_alloc = false;
 		btrfs_put_block_group(block_group);
 	}
 	up_read(&space_info->groups_sem);
 
-	/* LOOP_CACHED_ONLY, only search fully cached block groups
-	 * LOOP_CACHING_NOWAIT, search partially cached block groups, but
-	 *			dont wait foR them to finish caching
+	/* LOOP_FIND_IDEAL, only search caching/cached bg's, and don't wait for
+	 *			for them to make caching progress.  Also
+	 *			determine the best possible bg to cache
+	 * LOOP_CACHING_NOWAIT, search partially cached block groups, kicking
+	 *			caching kthreads as we move along
 	 * LOOP_CACHING_WAIT, search everything, and wait if our bg is caching
 	 * LOOP_ALLOC_CHUNK, force a chunk allocation and try again
 	 * LOOP_NO_EMPTY_SIZE, set empty_size and empty_cluster to 0 and try
@@ -3899,12 +4448,47 @@ loop:
 	if (!ins->objectid && loop < LOOP_NO_EMPTY_SIZE &&
 	    (found_uncached_bg || empty_size || empty_cluster ||
 	     allowed_chunk_alloc)) {
-		if (found_uncached_bg) {
+		if (loop == LOOP_FIND_IDEAL && found_uncached_bg) {
 			found_uncached_bg = false;
-			if (loop < LOOP_CACHING_WAIT) {
-				loop++;
+			loop++;
+			if (!ideal_cache_percent &&
+			    atomic_read(&space_info->caching_threads))
 				goto search;
-			}
+
+			/*
+			 * 1 of the following 2 things have happened so far
+			 *
+			 * 1) We found an ideal block group for caching that
+			 * is mostly full and will cache quickly, so we might
+			 * as well wait for it.
+			 *
+			 * 2) We searched for cached only and we didn't find
+			 * anything, and we didn't start any caching kthreads
+			 * either, so chances are we will loop through and
+			 * start a couple caching kthreads, and then come back
+			 * around and just wait for them.  This will be slower
+			 * because we will have 2 caching kthreads reading at
+			 * the same time when we could have just started one
+			 * and waited for it to get far enough to give us an
+			 * allocation, so go ahead and go to the wait caching
+			 * loop.
+			 */
+			loop = LOOP_CACHING_WAIT;
+			search_start = ideal_cache_offset;
+			ideal_cache_percent = 0;
+			goto ideal_cache;
+		} else if (loop == LOOP_FIND_IDEAL) {
+			/*
+			 * Didn't find a uncached bg, wait on anything we find
+			 * next.
+			 */
+			loop = LOOP_CACHING_WAIT;
+			goto search;
+		}
+
+		if (loop < LOOP_CACHING_WAIT) {
+			loop++;
+			goto search;
 		}
 
 		if (loop == LOOP_ALLOC_CHUNK) {
@@ -3916,7 +4500,8 @@ loop:
 			ret = do_chunk_alloc(trans, root, num_bytes +
 					     2 * 1024 * 1024, data, 1);
 			allowed_chunk_alloc = 0;
-		} else {
+			done_chunk_alloc = 1;
+		} else if (!done_chunk_alloc) {
 			space_info->force_alloc = 1;
 		}
 
@@ -3941,21 +4526,32 @@ loop:
 	return ret;
 }
 
-static void dump_space_info(struct btrfs_space_info *info, u64 bytes)
+static void dump_space_info(struct btrfs_space_info *info, u64 bytes,
+			    int dump_block_groups)
 {
 	struct btrfs_block_group_cache *cache;
 
+	spin_lock(&info->lock);
 	printk(KERN_INFO "space_info has %llu free, is %sfull\n",
 	       (unsigned long long)(info->total_bytes - info->bytes_used -
-				    info->bytes_pinned - info->bytes_reserved),
+				    info->bytes_pinned - info->bytes_reserved -
+				    info->bytes_super),
 	       (info->full) ? "" : "not ");
 	printk(KERN_INFO "space_info total=%llu, pinned=%llu, delalloc=%llu,"
-	       " may_use=%llu, used=%llu\n",
+	       " may_use=%llu, used=%llu, root=%llu, super=%llu, reserved=%llu"
+	       "\n",
 	       (unsigned long long)info->total_bytes,
 	       (unsigned long long)info->bytes_pinned,
 	       (unsigned long long)info->bytes_delalloc,
 	       (unsigned long long)info->bytes_may_use,
-	       (unsigned long long)info->bytes_used);
+	       (unsigned long long)info->bytes_used,
+	       (unsigned long long)info->bytes_root,
+	       (unsigned long long)info->bytes_super,
+	       (unsigned long long)info->bytes_reserved);
+	spin_unlock(&info->lock);
+
+	if (!dump_block_groups)
+		return;
 
 	down_read(&info->groups_sem);
 	list_for_each_entry(cache, &info->block_groups, list) {
@@ -3973,12 +4569,12 @@ static void dump_space_info(struct btrfs_space_info *info, u64 bytes)
 	up_read(&info->groups_sem);
 }
 
-static int __btrfs_reserve_extent(struct btrfs_trans_handle *trans,
-				  struct btrfs_root *root,
-				  u64 num_bytes, u64 min_alloc_size,
-				  u64 empty_size, u64 hint_byte,
-				  u64 search_end, struct btrfs_key *ins,
-				  u64 data)
+int btrfs_reserve_extent(struct btrfs_trans_handle *trans,
+			 struct btrfs_root *root,
+			 u64 num_bytes, u64 min_alloc_size,
+			 u64 empty_size, u64 hint_byte,
+			 u64 search_end, struct btrfs_key *ins,
+			 u64 data)
 {
 	int ret;
 	u64 search_start = 0;
@@ -4023,7 +4619,7 @@ again:
 		printk(KERN_ERR "btrfs allocation failed flags %llu, "
 		       "wanted %llu\n", (unsigned long long)data,
 		       (unsigned long long)num_bytes);
-		dump_space_info(sinfo, num_bytes);
+		dump_space_info(sinfo, num_bytes, 1);
 	}
 
 	return ret;
@@ -4044,25 +4640,8 @@ int btrfs_free_reserved_extent(struct btrfs_root *root, u64 start, u64 len)
 	ret = btrfs_discard_extent(root, start, len);
 
 	btrfs_add_free_space(cache, start, len);
+	update_reserved_extents(cache, len, 0);
 	btrfs_put_block_group(cache);
-	update_reserved_extents(root, start, len, 0);
-
-	return ret;
-}
-
-int btrfs_reserve_extent(struct btrfs_trans_handle *trans,
-				  struct btrfs_root *root,
-				  u64 num_bytes, u64 min_alloc_size,
-				  u64 empty_size, u64 hint_byte,
-				  u64 search_end, struct btrfs_key *ins,
-				  u64 data)
-{
-	int ret;
-	ret = __btrfs_reserve_extent(trans, root, num_bytes, min_alloc_size,
-				     empty_size, hint_byte, search_end, ins,
-				     data);
-	if (!ret)
-		update_reserved_extents(root, ins->objectid, ins->offset, 1);
 
 	return ret;
 }
@@ -4223,15 +4802,46 @@ int btrfs_alloc_logged_file_extent(struct btrfs_trans_handle *trans,
 {
 	int ret;
 	struct btrfs_block_group_cache *block_group;
+	struct btrfs_caching_control *caching_ctl;
+	u64 start = ins->objectid;
+	u64 num_bytes = ins->offset;
 
 	block_group = btrfs_lookup_block_group(root->fs_info, ins->objectid);
 	cache_block_group(block_group);
-	wait_event(block_group->caching_q,
-		   block_group_cache_done(block_group));
+	caching_ctl = get_caching_control(block_group);
 
-	ret = btrfs_remove_free_space(block_group, ins->objectid,
-				      ins->offset);
-	BUG_ON(ret);
+	if (!caching_ctl) {
+		BUG_ON(!block_group_cache_done(block_group));
+		ret = btrfs_remove_free_space(block_group, start, num_bytes);
+		BUG_ON(ret);
+	} else {
+		mutex_lock(&caching_ctl->mutex);
+
+		if (start >= caching_ctl->progress) {
+			ret = add_excluded_extent(root, start, num_bytes);
+			BUG_ON(ret);
+		} else if (start + num_bytes <= caching_ctl->progress) {
+			ret = btrfs_remove_free_space(block_group,
+						      start, num_bytes);
+			BUG_ON(ret);
+		} else {
+			num_bytes = caching_ctl->progress - start;
+			ret = btrfs_remove_free_space(block_group,
+						      start, num_bytes);
+			BUG_ON(ret);
+
+			start = caching_ctl->progress;
+			num_bytes = ins->objectid + ins->offset -
+				    caching_ctl->progress;
+			ret = add_excluded_extent(root, start, num_bytes);
+			BUG_ON(ret);
+		}
+
+		mutex_unlock(&caching_ctl->mutex);
+		put_caching_control(caching_ctl);
+	}
+
+	update_reserved_extents(block_group, ins->offset, 1);
 	btrfs_put_block_group(block_group);
 	ret = alloc_reserved_file_extent(trans, root, 0, root_objectid,
 					 0, owner, offset, ins, 1);
@@ -4255,9 +4865,9 @@ static int alloc_tree_block(struct btrfs_trans_handle *trans,
 	int ret;
 	u64 flags = 0;
 
-	ret = __btrfs_reserve_extent(trans, root, num_bytes, num_bytes,
-				     empty_size, hint_byte, search_end,
-				     ins, 0);
+	ret = btrfs_reserve_extent(trans, root, num_bytes, num_bytes,
+				   empty_size, hint_byte, search_end,
+				   ins, 0);
 	if (ret)
 		return ret;
 
@@ -4268,7 +4878,6 @@ static int alloc_tree_block(struct btrfs_trans_handle *trans,
 	} else
 		BUG_ON(parent > 0);
 
-	update_reserved_extents(root, ins->objectid, ins->offset, 1);
 	if (root_objectid != BTRFS_TREE_LOG_OBJECTID) {
 		struct btrfs_delayed_extent_op *extent_op;
 		extent_op = kmalloc(sizeof(*extent_op), GFP_NOFS);
@@ -4347,452 +4956,108 @@ struct extent_buffer *btrfs_alloc_free_block(struct btrfs_trans_handle *trans,
 	return buf;
 }
 
-#if 0
-int btrfs_drop_leaf_ref(struct btrfs_trans_handle *trans,
-			struct btrfs_root *root, struct extent_buffer *leaf)
-{
-	u64 disk_bytenr;
-	u64 num_bytes;
-	struct btrfs_key key;
-	struct btrfs_file_extent_item *fi;
-	u32 nritems;
-	int i;
-	int ret;
-
-	BUG_ON(!btrfs_is_leaf(leaf));
-	nritems = btrfs_header_nritems(leaf);
-
-	for (i = 0; i < nritems; i++) {
-		cond_resched();
-		btrfs_item_key_to_cpu(leaf, &key, i);
-
-		/* only extents have references, skip everything else */
-		if (btrfs_key_type(&key) != BTRFS_EXTENT_DATA_KEY)
-			continue;
-
-		fi = btrfs_item_ptr(leaf, i, struct btrfs_file_extent_item);
-
-		/* inline extents live in the btree, they don't have refs */
-		if (btrfs_file_extent_type(leaf, fi) ==
-		    BTRFS_FILE_EXTENT_INLINE)
-			continue;
-
-		disk_bytenr = btrfs_file_extent_disk_bytenr(leaf, fi);
-
-		/* holes don't have refs */
-		if (disk_bytenr == 0)
-			continue;
-
-		num_bytes = btrfs_file_extent_disk_num_bytes(leaf, fi);
-		ret = btrfs_free_extent(trans, root, disk_bytenr, num_bytes,
-					leaf->start, 0, key.objectid, 0);
-		BUG_ON(ret);
-	}
-	return 0;
-}
-
-static noinline int cache_drop_leaf_ref(struct btrfs_trans_handle *trans,
-					struct btrfs_root *root,
-					struct btrfs_leaf_ref *ref)
-{
-	int i;
-	int ret;
-	struct btrfs_extent_info *info;
-	struct refsort *sorted;
-
-	if (ref->nritems == 0)
-		return 0;
-
-	sorted = kmalloc(sizeof(*sorted) * ref->nritems, GFP_NOFS);
-	for (i = 0; i < ref->nritems; i++) {
-		sorted[i].bytenr = ref->extents[i].bytenr;
-		sorted[i].slot = i;
-	}
-	sort(sorted, ref->nritems, sizeof(struct refsort), refsort_cmp, NULL);
-
-	/*
-	 * the items in the ref were sorted when the ref was inserted
-	 * into the ref cache, so this is already in order
-	 */
-	for (i = 0; i < ref->nritems; i++) {
-		info = ref->extents + sorted[i].slot;
-		ret = btrfs_free_extent(trans, root, info->bytenr,
-					  info->num_bytes, ref->bytenr,
-					  ref->owner, ref->generation,
-					  info->objectid, 0);
-
-		atomic_inc(&root->fs_info->throttle_gen);
-		wake_up(&root->fs_info->transaction_throttle);
-		cond_resched();
-
-		BUG_ON(ret);
-		info++;
-	}
-
-	kfree(sorted);
-	return 0;
-}
-
-
-static int drop_snap_lookup_refcount(struct btrfs_trans_handle *trans,
-				     struct btrfs_root *root, u64 start,
-				     u64 len, u32 *refs)
-{
-	int ret;
-
-	ret = btrfs_lookup_extent_refs(trans, root, start, len, refs);
-	BUG_ON(ret);
-
-#if 0 /* some debugging code in case we see problems here */
-	/* if the refs count is one, it won't get increased again.  But
-	 * if the ref count is > 1, someone may be decreasing it at
-	 * the same time we are.
-	 */
-	if (*refs != 1) {
-		struct extent_buffer *eb = NULL;
-		eb = btrfs_find_create_tree_block(root, start, len);
-		if (eb)
-			btrfs_tree_lock(eb);
-
-		mutex_lock(&root->fs_info->alloc_mutex);
-		ret = lookup_extent_ref(NULL, root, start, len, refs);
-		BUG_ON(ret);
-		mutex_unlock(&root->fs_info->alloc_mutex);
-
-		if (eb) {
-			btrfs_tree_unlock(eb);
-			free_extent_buffer(eb);
-		}
-		if (*refs == 1) {
-			printk(KERN_ERR "btrfs block %llu went down to one "
-			       "during drop_snap\n", (unsigned long long)start);
-		}
-
-	}
-#endif
-
-	cond_resched();
-	return ret;
-}
+struct walk_control {
+	u64 refs[BTRFS_MAX_LEVEL];
+	u64 flags[BTRFS_MAX_LEVEL];
+	struct btrfs_key update_progress;
+	int stage;
+	int level;
+	int shared_level;
+	int update_ref;
+	int keep_locks;
+	int reada_slot;
+	int reada_count;
+};
 
+#define DROP_REFERENCE	1
+#define UPDATE_BACKREF	2
 
-/*
- * this is used while deleting old snapshots, and it drops the refs
- * on a whole subtree starting from a level 1 node.
- *
- * The idea is to sort all the leaf pointers, and then drop the
- * ref on all the leaves in order.  Most of the time the leaves
- * will have ref cache entries, so no leaf IOs will be required to
- * find the extents they have references on.
- *
- * For each leaf, any references it has are also dropped in order
- *
- * This ends up dropping the references in something close to optimal
- * order for reading and modifying the extent allocation tree.
- */
-static noinline int drop_level_one_refs(struct btrfs_trans_handle *trans,
-					struct btrfs_root *root,
-					struct btrfs_path *path)
+static noinline void reada_walk_down(struct btrfs_trans_handle *trans,
+				     struct btrfs_root *root,
+				     struct walk_control *wc,
+				     struct btrfs_path *path)
 {
 	u64 bytenr;
-	u64 root_owner;
-	u64 root_gen;
-	struct extent_buffer *eb = path->nodes[1];
-	struct extent_buffer *leaf;
-	struct btrfs_leaf_ref *ref;
-	struct refsort *sorted = NULL;
-	int nritems = btrfs_header_nritems(eb);
+	u64 generation;
+	u64 refs;
+	u64 flags;
+	u64 last = 0;
+	u32 nritems;
+	u32 blocksize;
+	struct btrfs_key key;
+	struct extent_buffer *eb;
 	int ret;
-	int i;
-	int refi = 0;
-	int slot = path->slots[1];
-	u32 blocksize = btrfs_level_size(root, 0);
-	u32 refs;
-
-	if (nritems == 0)
-		goto out;
-
-	root_owner = btrfs_header_owner(eb);
-	root_gen = btrfs_header_generation(eb);
-	sorted = kmalloc(sizeof(*sorted) * nritems, GFP_NOFS);
+	int slot;
+	int nread = 0;
 
-	/*
-	 * step one, sort all the leaf pointers so we don't scribble
-	 * randomly into the extent allocation tree
-	 */
-	for (i = slot; i < nritems; i++) {
-		sorted[refi].bytenr = btrfs_node_blockptr(eb, i);
-		sorted[refi].slot = i;
-		refi++;
+	if (path->slots[wc->level] < wc->reada_slot) {
+		wc->reada_count = wc->reada_count * 2 / 3;
+		wc->reada_count = max(wc->reada_count, 2);
+	} else {
+		wc->reada_count = wc->reada_count * 3 / 2;
+		wc->reada_count = min_t(int, wc->reada_count,
+					BTRFS_NODEPTRS_PER_BLOCK(root));
 	}
 
-	/*
-	 * nritems won't be zero, but if we're picking up drop_snapshot
-	 * after a crash, slot might be > 0, so double check things
-	 * just in case.
-	 */
-	if (refi == 0)
-		goto out;
+	eb = path->nodes[wc->level];
+	nritems = btrfs_header_nritems(eb);
+	blocksize = btrfs_level_size(root, wc->level - 1);
 
-	sort(sorted, refi, sizeof(struct refsort), refsort_cmp, NULL);
+	for (slot = path->slots[wc->level]; slot < nritems; slot++) {
+		if (nread >= wc->reada_count)
+			break;
 
-	/*
-	 * the first loop frees everything the leaves point to
-	 */
-	for (i = 0; i < refi; i++) {
-		u64 ptr_gen;
+		cond_resched();
+		bytenr = btrfs_node_blockptr(eb, slot);
+		generation = btrfs_node_ptr_generation(eb, slot);
 
-		bytenr = sorted[i].bytenr;
+		if (slot == path->slots[wc->level])
+			goto reada;
 
-		/*
-		 * check the reference count on this leaf.  If it is > 1
-		 * we just decrement it below and don't update any
-		 * of the refs the leaf points to.
-		 */
-		ret = drop_snap_lookup_refcount(trans, root, bytenr,
-						blocksize, &refs);
-		BUG_ON(ret);
-		if (refs != 1)
+		if (wc->stage == UPDATE_BACKREF &&
+		    generation <= root->root_key.offset)
 			continue;
 
-		ptr_gen = btrfs_node_ptr_generation(eb, sorted[i].slot);
-
-		/*
-		 * the leaf only had one reference, which means the
-		 * only thing pointing to this leaf is the snapshot
-		 * we're deleting.  It isn't possible for the reference
-		 * count to increase again later
-		 *
-		 * The reference cache is checked for the leaf,
-		 * and if found we'll be able to drop any refs held by
-		 * the leaf without needing to read it in.
-		 */
-		ref = btrfs_lookup_leaf_ref(root, bytenr);
-		if (ref && ref->generation != ptr_gen) {
-			btrfs_free_leaf_ref(root, ref);
-			ref = NULL;
-		}
-		if (ref) {
-			ret = cache_drop_leaf_ref(trans, root, ref);
-			BUG_ON(ret);
-			btrfs_remove_leaf_ref(root, ref);
-			btrfs_free_leaf_ref(root, ref);
-		} else {
-			/*
-			 * the leaf wasn't in the reference cache, so
-			 * we have to read it.
-			 */
-			leaf = read_tree_block(root, bytenr, blocksize,
-					       ptr_gen);
-			ret = btrfs_drop_leaf_ref(trans, root, leaf);
-			BUG_ON(ret);
-			free_extent_buffer(leaf);
-		}
-		atomic_inc(&root->fs_info->throttle_gen);
-		wake_up(&root->fs_info->transaction_throttle);
-		cond_resched();
-	}
-
-	/*
-	 * run through the loop again to free the refs on the leaves.
-	 * This is faster than doing it in the loop above because
-	 * the leaves are likely to be clustered together.  We end up
-	 * working in nice chunks on the extent allocation tree.
-	 */
-	for (i = 0; i < refi; i++) {
-		bytenr = sorted[i].bytenr;
-		ret = btrfs_free_extent(trans, root, bytenr,
-					blocksize, eb->start,
-					root_owner, root_gen, 0, 1);
+		/* We don't lock the tree block, it's OK to be racy here */
+		ret = btrfs_lookup_extent_info(trans, root, bytenr, blocksize,
+					       &refs, &flags);
 		BUG_ON(ret);
+		BUG_ON(refs == 0);
 
-		atomic_inc(&root->fs_info->throttle_gen);
-		wake_up(&root->fs_info->transaction_throttle);
-		cond_resched();
-	}
-out:
-	kfree(sorted);
-
-	/*
-	 * update the path to show we've processed the entire level 1
-	 * node.  This will get saved into the root's drop_snapshot_progress
-	 * field so these drops are not repeated again if this transaction
-	 * commits.
-	 */
-	path->slots[1] = nritems;
-	return 0;
-}
-
-/*
- * helper function for drop_snapshot, this walks down the tree dropping ref
- * counts as it goes.
- */
-static noinline int walk_down_tree(struct btrfs_trans_handle *trans,
-				   struct btrfs_root *root,
-				   struct btrfs_path *path, int *level)
-{
-	u64 root_owner;
-	u64 root_gen;
-	u64 bytenr;
-	u64 ptr_gen;
-	struct extent_buffer *next;
-	struct extent_buffer *cur;
-	struct extent_buffer *parent;
-	u32 blocksize;
-	int ret;
-	u32 refs;
-
-	WARN_ON(*level < 0);
-	WARN_ON(*level >= BTRFS_MAX_LEVEL);
-	ret = drop_snap_lookup_refcount(trans, root, path->nodes[*level]->start,
-				path->nodes[*level]->len, &refs);
-	BUG_ON(ret);
-	if (refs > 1)
-		goto out;
-
-	/*
-	 * walk down to the last node level and free all the leaves
-	 */
-	while (*level >= 0) {
-		WARN_ON(*level < 0);
-		WARN_ON(*level >= BTRFS_MAX_LEVEL);
-		cur = path->nodes[*level];
-
-		if (btrfs_header_level(cur) != *level)
-			WARN_ON(1);
-
-		if (path->slots[*level] >=
-		    btrfs_header_nritems(cur))
-			break;
+		if (wc->stage == DROP_REFERENCE) {
+			if (refs == 1)
+				goto reada;
 
-		/* the new code goes down to level 1 and does all the
-		 * leaves pointed to that node in bulk.  So, this check
-		 * for level 0 will always be false.
-		 *
-		 * But, the disk format allows the drop_snapshot_progress
-		 * field in the root to leave things in a state where
-		 * a leaf will need cleaning up here.  If someone crashes
-		 * with the old code and then boots with the new code,
-		 * we might find a leaf here.
-		 */
-		if (*level == 0) {
-			ret = btrfs_drop_leaf_ref(trans, root, cur);
-			BUG_ON(ret);
-			break;
+			if (wc->level == 1 &&
+			    (flags & BTRFS_BLOCK_FLAG_FULL_BACKREF))
+				continue;
+			if (!wc->update_ref ||
+			    generation <= root->root_key.offset)
+				continue;
+			btrfs_node_key_to_cpu(eb, &key, slot);
+			ret = btrfs_comp_cpu_keys(&key,
+						  &wc->update_progress);
+			if (ret < 0)
+				continue;
+		} else {
+			if (wc->level == 1 &&
+			    (flags & BTRFS_BLOCK_FLAG_FULL_BACKREF))
+				continue;
 		}
-
-		/*
-		 * once we get to level one, process the whole node
-		 * at once, including everything below it.
-		 */
-		if (*level == 1) {
-			ret = drop_level_one_refs(trans, root, path);
-			BUG_ON(ret);
+reada:
+		ret = readahead_tree_block(root, bytenr, blocksize,
+					   generation);
+		if (ret)
 			break;
-		}
-
-		bytenr = btrfs_node_blockptr(cur, path->slots[*level]);
-		ptr_gen = btrfs_node_ptr_generation(cur, path->slots[*level]);
-		blocksize = btrfs_level_size(root, *level - 1);
-
-		ret = drop_snap_lookup_refcount(trans, root, bytenr,
-						blocksize, &refs);
-		BUG_ON(ret);
-
-		/*
-		 * if there is more than one reference, we don't need
-		 * to read that node to drop any references it has.  We
-		 * just drop the ref we hold on that node and move on to the
-		 * next slot in this level.
-		 */
-		if (refs != 1) {
-			parent = path->nodes[*level];
-			root_owner = btrfs_header_owner(parent);
-			root_gen = btrfs_header_generation(parent);
-			path->slots[*level]++;
-
-			ret = btrfs_free_extent(trans, root, bytenr,
-						blocksize, parent->start,
-						root_owner, root_gen,
-						*level - 1, 1);
-			BUG_ON(ret);
-
-			atomic_inc(&root->fs_info->throttle_gen);
-			wake_up(&root->fs_info->transaction_throttle);
-			cond_resched();
-
-			continue;
-		}
-
-		/*
-		 * we need to keep freeing things in the next level down.
-		 * read the block and loop around to process it
-		 */
-		next = read_tree_block(root, bytenr, blocksize, ptr_gen);
-		WARN_ON(*level <= 0);
-		if (path->nodes[*level-1])
-			free_extent_buffer(path->nodes[*level-1]);
-		path->nodes[*level-1] = next;
-		*level = btrfs_header_level(next);
-		path->slots[*level] = 0;
-		cond_resched();
+		last = bytenr + blocksize;
+		nread++;
 	}
-out:
-	WARN_ON(*level < 0);
-	WARN_ON(*level >= BTRFS_MAX_LEVEL);
-
-	if (path->nodes[*level] == root->node) {
-		parent = path->nodes[*level];
-		bytenr = path->nodes[*level]->start;
-	} else {
-		parent = path->nodes[*level + 1];
-		bytenr = btrfs_node_blockptr(parent, path->slots[*level + 1]);
-	}
-
-	blocksize = btrfs_level_size(root, *level);
-	root_owner = btrfs_header_owner(parent);
-	root_gen = btrfs_header_generation(parent);
-
-	/*
-	 * cleanup and free the reference on the last node
-	 * we processed
-	 */
-	ret = btrfs_free_extent(trans, root, bytenr, blocksize,
-				  parent->start, root_owner, root_gen,
-				  *level, 1);
-	free_extent_buffer(path->nodes[*level]);
-	path->nodes[*level] = NULL;
-
-	*level += 1;
-	BUG_ON(ret);
-
-	cond_resched();
-	return 0;
+	wc->reada_slot = slot;
 }
-#endif
-
-struct walk_control {
-	u64 refs[BTRFS_MAX_LEVEL];
-	u64 flags[BTRFS_MAX_LEVEL];
-	struct btrfs_key update_progress;
-	int stage;
-	int level;
-	int shared_level;
-	int update_ref;
-	int keep_locks;
-};
-
-#define DROP_REFERENCE	1
-#define UPDATE_BACKREF	2
 
 /*
  * hepler to process tree block while walking down the tree.
  *
- * when wc->stage == DROP_REFERENCE, this function checks
- * reference count of the block. if the block is shared and
- * we need update back refs for the subtree rooted at the
- * block, this function changes wc->stage to UPDATE_BACKREF
- *
  * when wc->stage == UPDATE_BACKREF, this function updates
  * back refs for pointers in the block.
  *
@@ -4801,11 +5066,10 @@ struct walk_control {
 static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 				   struct btrfs_root *root,
 				   struct btrfs_path *path,
-				   struct walk_control *wc)
+				   struct walk_control *wc, int lookup_info)
 {
 	int level = wc->level;
 	struct extent_buffer *eb = path->nodes[level];
-	struct btrfs_key key;
 	u64 flag = BTRFS_BLOCK_FLAG_FULL_BACKREF;
 	int ret;
 
@@ -4817,8 +5081,9 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 	 * when reference count of tree block is 1, it won't increase
 	 * again. once full backref flag is set, we never clear it.
 	 */
-	if ((wc->stage == DROP_REFERENCE && wc->refs[level] != 1) ||
-	    (wc->stage == UPDATE_BACKREF && !(wc->flags[level] & flag))) {
+	if (lookup_info &&
+	    ((wc->stage == DROP_REFERENCE && wc->refs[level] != 1) ||
+	     (wc->stage == UPDATE_BACKREF && !(wc->flags[level] & flag)))) {
 		BUG_ON(!path->locks[level]);
 		ret = btrfs_lookup_extent_info(trans, root,
 					       eb->start, eb->len,
@@ -4828,21 +5093,6 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 		BUG_ON(wc->refs[level] == 0);
 	}
 
-	if (wc->stage == DROP_REFERENCE &&
-	    wc->update_ref && wc->refs[level] > 1) {
-		BUG_ON(eb == root->node);
-		BUG_ON(path->slots[level] > 0);
-		if (level == 0)
-			btrfs_item_key_to_cpu(eb, &key, path->slots[level]);
-		else
-			btrfs_node_key_to_cpu(eb, &key, path->slots[level]);
-		if (btrfs_header_owner(eb) == root->root_key.objectid &&
-		    btrfs_comp_cpu_keys(&key, &wc->update_progress) >= 0) {
-			wc->stage = UPDATE_BACKREF;
-			wc->shared_level = level;
-		}
-	}
-
 	if (wc->stage == DROP_REFERENCE) {
 		if (wc->refs[level] > 1)
 			return 1;
@@ -4879,6 +5129,136 @@ static noinline int walk_down_proc(struct btrfs_trans_handle *trans,
 }
 
 /*
+ * hepler to process tree block pointer.
+ *
+ * when wc->stage == DROP_REFERENCE, this function checks
+ * reference count of the block pointed to. if the block
+ * is shared and we need update back refs for the subtree
+ * rooted at the block, this function changes wc->stage to
+ * UPDATE_BACKREF. if the block is shared and there is no
+ * need to update back, this function drops the reference
+ * to the block.
+ *
+ * NOTE: return value 1 means we should stop walking down.
+ */
+static noinline int do_walk_down(struct btrfs_trans_handle *trans,
+				 struct btrfs_root *root,
+				 struct btrfs_path *path,
+				 struct walk_control *wc, int *lookup_info)
+{
+	u64 bytenr;
+	u64 generation;
+	u64 parent;
+	u32 blocksize;
+	struct btrfs_key key;
+	struct extent_buffer *next;
+	int level = wc->level;
+	int reada = 0;
+	int ret = 0;
+
+	generation = btrfs_node_ptr_generation(path->nodes[level],
+					       path->slots[level]);
+	/*
+	 * if the lower level block was created before the snapshot
+	 * was created, we know there is no need to update back refs
+	 * for the subtree
+	 */
+	if (wc->stage == UPDATE_BACKREF &&
+	    generation <= root->root_key.offset) {
+		*lookup_info = 1;
+		return 1;
+	}
+
+	bytenr = btrfs_node_blockptr(path->nodes[level], path->slots[level]);
+	blocksize = btrfs_level_size(root, level - 1);
+
+	next = btrfs_find_tree_block(root, bytenr, blocksize);
+	if (!next) {
+		next = btrfs_find_create_tree_block(root, bytenr, blocksize);
+		reada = 1;
+	}
+	btrfs_tree_lock(next);
+	btrfs_set_lock_blocking(next);
+
+	ret = btrfs_lookup_extent_info(trans, root, bytenr, blocksize,
+				       &wc->refs[level - 1],
+				       &wc->flags[level - 1]);
+	BUG_ON(ret);
+	BUG_ON(wc->refs[level - 1] == 0);
+	*lookup_info = 0;
+
+	if (wc->stage == DROP_REFERENCE) {
+		if (wc->refs[level - 1] > 1) {
+			if (level == 1 &&
+			    (wc->flags[0] & BTRFS_BLOCK_FLAG_FULL_BACKREF))
+				goto skip;
+
+			if (!wc->update_ref ||
+			    generation <= root->root_key.offset)
+				goto skip;
+
+			btrfs_node_key_to_cpu(path->nodes[level], &key,
+					      path->slots[level]);
+			ret = btrfs_comp_cpu_keys(&key, &wc->update_progress);
+			if (ret < 0)
+				goto skip;
+
+			wc->stage = UPDATE_BACKREF;
+			wc->shared_level = level - 1;
+		}
+	} else {
+		if (level == 1 &&
+		    (wc->flags[0] & BTRFS_BLOCK_FLAG_FULL_BACKREF))
+			goto skip;
+	}
+
+	if (!btrfs_buffer_uptodate(next, generation)) {
+		btrfs_tree_unlock(next);
+		free_extent_buffer(next);
+		next = NULL;
+		*lookup_info = 1;
+	}
+
+	if (!next) {
+		if (reada && level == 1)
+			reada_walk_down(trans, root, wc, path);
+		next = read_tree_block(root, bytenr, blocksize, generation);
+		btrfs_tree_lock(next);
+		btrfs_set_lock_blocking(next);
+	}
+
+	level--;
+	BUG_ON(level != btrfs_header_level(next));
+	path->nodes[level] = next;
+	path->slots[level] = 0;
+	path->locks[level] = 1;
+	wc->level = level;
+	if (wc->level == 1)
+		wc->reada_slot = 0;
+	return 0;
+skip:
+	wc->refs[level - 1] = 0;
+	wc->flags[level - 1] = 0;
+	if (wc->stage == DROP_REFERENCE) {
+		if (wc->flags[level] & BTRFS_BLOCK_FLAG_FULL_BACKREF) {
+			parent = path->nodes[level]->start;
+		} else {
+			BUG_ON(root->root_key.objectid !=
+			       btrfs_header_owner(path->nodes[level]));
+			parent = 0;
+		}
+
+		ret = btrfs_free_extent(trans, root, bytenr, blocksize, parent,
+					root->root_key.objectid, level - 1, 0);
+		BUG_ON(ret);
+	}
+	btrfs_tree_unlock(next);
+	free_extent_buffer(next);
+	*lookup_info = 1;
+	return 1;
+}
+
+/*
  * hepler to process tree block while walking up the tree.
  *
  * when wc->stage == DROP_REFERENCE, this function drops
@@ -4905,7 +5285,6 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans,
 		if (level < wc->shared_level)
 			goto out;
 
-		BUG_ON(wc->refs[level] <= 1);
 		ret = find_next_key(path, level + 1, &wc->update_progress);
 		if (ret > 0)
 			wc->update_ref = 0;
@@ -4936,8 +5315,6 @@ static noinline int walk_up_proc(struct btrfs_trans_handle *trans,
 				path->locks[level] = 0;
 				return 1;
 			}
-		} else {
-			BUG_ON(level != 0);
 		}
 	}
 
@@ -4990,39 +5367,28 @@ static noinline int walk_down_tree(struct btrfs_trans_handle *trans,
 				   struct btrfs_path *path,
 				   struct walk_control *wc)
 {
-	struct extent_buffer *next;
-	struct extent_buffer *cur;
-	u64 bytenr;
-	u64 ptr_gen;
-	u32 blocksize;
 	int level = wc->level;
+	int lookup_info = 1;
 	int ret;
 
 	while (level >= 0) {
-		cur = path->nodes[level];
-		BUG_ON(path->slots[level] >= btrfs_header_nritems(cur));
+		if (path->slots[level] >=
+		    btrfs_header_nritems(path->nodes[level]))
+			break;
 
-		ret = walk_down_proc(trans, root, path, wc);
+		ret = walk_down_proc(trans, root, path, wc, lookup_info);
 		if (ret > 0)
 			break;
 
 		if (level == 0)
 			break;
 
-		bytenr = btrfs_node_blockptr(cur, path->slots[level]);
-		blocksize = btrfs_level_size(root, level - 1);
-		ptr_gen = btrfs_node_ptr_generation(cur, path->slots[level]);
-
-		next = read_tree_block(root, bytenr, blocksize, ptr_gen);
-		btrfs_tree_lock(next);
-		btrfs_set_lock_blocking(next);
-
-		level--;
-		BUG_ON(level != btrfs_header_level(next));
-		path->nodes[level] = next;
-		path->slots[level] = 0;
-		path->locks[level] = 1;
-		wc->level = level;
+		ret = do_walk_down(trans, root, path, wc, &lookup_info);
+		if (ret > 0) {
+			path->slots[level]++;
+			continue;
+		}
+		level = wc->level;
 	}
 	return 0;
 }
@@ -5112,9 +5478,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref)
 			err = ret;
 			goto out;
 		}
-		btrfs_node_key_to_cpu(path->nodes[level], &key,
-				      path->slots[level]);
-		WARN_ON(memcmp(&key, &wc->update_progress, sizeof(key)));
+		WARN_ON(ret > 0);
 
 		/*
 		 * unlock our path, this is safe because only this
@@ -5149,6 +5513,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref)
 	wc->stage = DROP_REFERENCE;
 	wc->update_ref = update_ref;
 	wc->keep_locks = 0;
+	wc->reada_count = BTRFS_NODEPTRS_PER_BLOCK(root);
 
 	while (1) {
 		ret = walk_down_tree(trans, root, path, wc);
@@ -5201,9 +5566,24 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref)
 	ret = btrfs_del_root(trans, tree_root, &root->root_key);
 	BUG_ON(ret);
 
-	free_extent_buffer(root->node);
-	free_extent_buffer(root->commit_root);
-	kfree(root);
+	if (root->root_key.objectid != BTRFS_TREE_RELOC_OBJECTID) {
+		ret = btrfs_find_last_root(tree_root, root->root_key.objectid,
+					   NULL, NULL);
+		BUG_ON(ret < 0);
+		if (ret > 0) {
+			ret = btrfs_del_orphan_item(trans, tree_root,
+						    root->root_key.objectid);
+			BUG_ON(ret);
+		}
+	}
+
+	if (root->in_radix) {
+		btrfs_free_fs_root(tree_root->fs_info, root);
+	} else {
+		free_extent_buffer(root->node);
+		free_extent_buffer(root->commit_root);
+		kfree(root);
+	}
 out:
 	btrfs_end_transaction(trans, tree_root);
 	kfree(wc);
@@ -5255,6 +5635,7 @@ int btrfs_drop_subtree(struct btrfs_trans_handle *trans,
 	wc->stage = DROP_REFERENCE;
 	wc->update_ref = 0;
 	wc->keep_locks = 1;
+	wc->reada_count = BTRFS_NODEPTRS_PER_BLOCK(root);
 
 	while (1) {
 		wret = walk_down_tree(trans, root, path, wc);
@@ -5397,9 +5778,9 @@ static noinline int relocate_data_extent(struct inode *reloc_inode,
 	lock_extent(&BTRFS_I(reloc_inode)->io_tree, start, end, GFP_NOFS);
 	while (1) {
 		int ret;
-		spin_lock(&em_tree->lock);
+		write_lock(&em_tree->lock);
 		ret = add_extent_mapping(em_tree, em);
-		spin_unlock(&em_tree->lock);
+		write_unlock(&em_tree->lock);
 		if (ret != -EEXIST) {
 			free_extent_map(em);
 			break;
@@ -6842,287 +7223,86 @@ int btrfs_prepare_block_group_relocation(struct btrfs_root *root,
 	return 0;
 }
 
-#if 0
-static int __insert_orphan_inode(struct btrfs_trans_handle *trans,
-				 struct btrfs_root *root,
-				 u64 objectid, u64 size)
-{
-	struct btrfs_path *path;
-	struct btrfs_inode_item *item;
-	struct extent_buffer *leaf;
-	int ret;
-
-	path = btrfs_alloc_path();
-	if (!path)
-		return -ENOMEM;
-
-	path->leave_spinning = 1;
-	ret = btrfs_insert_empty_inode(trans, root, path, objectid);
-	if (ret)
-		goto out;
-
-	leaf = path->nodes[0];
-	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_inode_item);
-	memset_extent_buffer(leaf, 0, (unsigned long)item, sizeof(*item));
-	btrfs_set_inode_generation(leaf, item, 1);
-	btrfs_set_inode_size(leaf, item, size);
-	btrfs_set_inode_mode(leaf, item, S_IFREG | 0600);
-	btrfs_set_inode_flags(leaf, item, BTRFS_INODE_NOCOMPRESS);
-	btrfs_mark_buffer_dirty(leaf);
-	btrfs_release_path(root, path);
-out:
-	btrfs_free_path(path);
-	return ret;
-}
-
-static noinline struct inode *create_reloc_inode(struct btrfs_fs_info *fs_info,
-					struct btrfs_block_group_cache *group)
+/*
+ * checks to see if its even possible to relocate this block group.
+ *
+ * @return - -1 if it's not a good idea to relocate this block group, 0 if its
+ * ok to go ahead and try.
+ */
+int btrfs_can_relocate(struct btrfs_root *root, u64 bytenr)
 {
-	struct inode *inode = NULL;
-	struct btrfs_trans_handle *trans;
-	struct btrfs_root *root;
-	struct btrfs_key root_key;
-	u64 objectid = BTRFS_FIRST_FREE_OBJECTID;
-	int err = 0;
+	struct btrfs_block_group_cache *block_group;
+	struct btrfs_space_info *space_info;
+	struct btrfs_fs_devices *fs_devices = root->fs_info->fs_devices;
+	struct btrfs_device *device;
+	int full = 0;
+	int ret = 0;
 
-	root_key.objectid = BTRFS_DATA_RELOC_TREE_OBJECTID;
-	root_key.type = BTRFS_ROOT_ITEM_KEY;
-	root_key.offset = (u64)-1;
-	root = btrfs_read_fs_root_no_name(fs_info, &root_key);
-	if (IS_ERR(root))
-		return ERR_CAST(root);
+	block_group = btrfs_lookup_block_group(root->fs_info, bytenr);
 
-	trans = btrfs_start_transaction(root, 1);
-	BUG_ON(!trans);
+	/* odd, couldn't find the block group, leave it alone */
+	if (!block_group)
+		return -1;
 
-	err = btrfs_find_free_objectid(trans, root, objectid, &objectid);
-	if (err)
+	/* no bytes used, we're good */
+	if (!btrfs_block_group_used(&block_group->item))
 		goto out;
 
-	err = __insert_orphan_inode(trans, root, objectid, group->key.offset);
-	BUG_ON(err);
-
-	err = btrfs_insert_file_extent(trans, root, objectid, 0, 0, 0,
-				       group->key.offset, 0, group->key.offset,
-				       0, 0, 0);
-	BUG_ON(err);
-
-	inode = btrfs_iget_locked(root->fs_info->sb, objectid, root);
-	if (inode->i_state & I_NEW) {
-		BTRFS_I(inode)->root = root;
-		BTRFS_I(inode)->location.objectid = objectid;
-		BTRFS_I(inode)->location.type = BTRFS_INODE_ITEM_KEY;
-		BTRFS_I(inode)->location.offset = 0;
-		btrfs_read_locked_inode(inode);
-		unlock_new_inode(inode);
-		BUG_ON(is_bad_inode(inode));
-	} else {
-		BUG_ON(1);
-	}
-	BTRFS_I(inode)->index_cnt = group->key.objectid;
-
-	err = btrfs_orphan_add(trans, inode);
-out:
-	btrfs_end_transaction(trans, root);
-	if (err) {
-		if (inode)
-			iput(inode);
-		inode = ERR_PTR(err);
-	}
-	return inode;
-}
-
-int btrfs_reloc_clone_csums(struct inode *inode, u64 file_pos, u64 len)
-{
-
-	struct btrfs_ordered_sum *sums;
-	struct btrfs_sector_sum *sector_sum;
-	struct btrfs_ordered_extent *ordered;
-	struct btrfs_root *root = BTRFS_I(inode)->root;
-	struct list_head list;
-	size_t offset;
-	int ret;
-	u64 disk_bytenr;
-
-	INIT_LIST_HEAD(&list);
-
-	ordered = btrfs_lookup_ordered_extent(inode, file_pos);
-	BUG_ON(ordered->file_offset != file_pos || ordered->len != len);
-
-	disk_bytenr = file_pos + BTRFS_I(inode)->index_cnt;
-	ret = btrfs_lookup_csums_range(root->fs_info->csum_root, disk_bytenr,
-				       disk_bytenr + len - 1, &list);
-
-	while (!list_empty(&list)) {
-		sums = list_entry(list.next, struct btrfs_ordered_sum, list);
-		list_del_init(&sums->list);
-
-		sector_sum = sums->sums;
-		sums->bytenr = ordered->start;
+	space_info = block_group->space_info;
+	spin_lock(&space_info->lock);
 
-		offset = 0;
-		while (offset < sums->len) {
-			sector_sum->bytenr += ordered->start - disk_bytenr;
-			sector_sum++;
-			offset += root->sectorsize;
-		}
+	full = space_info->full;
 
-		btrfs_add_ordered_sum(inode, ordered, sums);
+	/*
+	 * if this is the last block group we have in this space, we can't
+	 * relocate it unless we're able to allocate a new chunk below.
+	 *
+	 * Otherwise, we need to make sure we have room in the space to handle
+	 * all of the extents from this block group.  If we can, we're good
+	 */
+	if ((space_info->total_bytes != block_group->key.offset) &&
+	   (space_info->bytes_used + space_info->bytes_reserved +
+	    space_info->bytes_pinned + space_info->bytes_readonly +
+	    btrfs_block_group_used(&block_group->item) <
+	    space_info->total_bytes)) {
+		spin_unlock(&space_info->lock);
+		goto out;
 	}
-	btrfs_put_ordered_extent(ordered);
-	return 0;
-}
-
-int btrfs_relocate_block_group(struct btrfs_root *root, u64 group_start)
-{
-	struct btrfs_trans_handle *trans;
-	struct btrfs_path *path;
-	struct btrfs_fs_info *info = root->fs_info;
-	struct extent_buffer *leaf;
-	struct inode *reloc_inode;
-	struct btrfs_block_group_cache *block_group;
-	struct btrfs_key key;
-	u64 skipped;
-	u64 cur_byte;
-	u64 total_found;
-	u32 nritems;
-	int ret;
-	int progress;
-	int pass = 0;
-
-	root = root->fs_info->extent_root;
-
-	block_group = btrfs_lookup_block_group(info, group_start);
-	BUG_ON(!block_group);
-
-	printk(KERN_INFO "btrfs relocating block group %llu flags %llu\n",
-	       (unsigned long long)block_group->key.objectid,
-	       (unsigned long long)block_group->flags);
-
-	path = btrfs_alloc_path();
-	BUG_ON(!path);
-
-	reloc_inode = create_reloc_inode(info, block_group);
-	BUG_ON(IS_ERR(reloc_inode));
-
-	__alloc_chunk_for_shrink(root, block_group, 1);
-	set_block_group_readonly(block_group);
-
-	btrfs_start_delalloc_inodes(info->tree_root);
-	btrfs_wait_ordered_extents(info->tree_root, 0);
-again:
-	skipped = 0;
-	total_found = 0;
-	progress = 0;
-	key.objectid = block_group->key.objectid;
-	key.offset = 0;
-	key.type = 0;
-	cur_byte = key.objectid;
-
-	trans = btrfs_start_transaction(info->tree_root, 1);
-	btrfs_commit_transaction(trans, info->tree_root);
+	spin_unlock(&space_info->lock);
 
-	mutex_lock(&root->fs_info->cleaner_mutex);
-	btrfs_clean_old_snapshots(info->tree_root);
-	btrfs_remove_leaf_refs(info->tree_root, (u64)-1, 1);
-	mutex_unlock(&root->fs_info->cleaner_mutex);
+	/*
+	 * ok we don't have enough space, but maybe we have free space on our
+	 * devices to allocate new chunks for relocation, so loop through our
+	 * alloc devices and guess if we have enough space.  However, if we
+	 * were marked as full, then we know there aren't enough chunks, and we
+	 * can just return.
+	 */
+	ret = -1;
+	if (full)
+		goto out;
 
-	trans = btrfs_start_transaction(info->tree_root, 1);
-	btrfs_commit_transaction(trans, info->tree_root);
+	mutex_lock(&root->fs_info->chunk_mutex);
+	list_for_each_entry(device, &fs_devices->alloc_list, dev_alloc_list) {
+		u64 min_free = btrfs_block_group_used(&block_group->item);
+		u64 dev_offset, max_avail;
 
-	while (1) {
-		ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
-		if (ret < 0)
-			goto out;
-next:
-		leaf = path->nodes[0];
-		nritems = btrfs_header_nritems(leaf);
-		if (path->slots[0] >= nritems) {
-			ret = btrfs_next_leaf(root, path);
-			if (ret < 0)
-				goto out;
-			if (ret == 1) {
-				ret = 0;
+		/*
+		 * check to make sure we can actually find a chunk with enough
+		 * space to fit our block group in.
+		 */
+		if (device->total_bytes > device->bytes_used + min_free) {
+			ret = find_free_dev_extent(NULL, device, min_free,
+						   &dev_offset, &max_avail);
+			if (!ret)
 				break;
-			}
-			leaf = path->nodes[0];
-			nritems = btrfs_header_nritems(leaf);
+			ret = -1;
 		}
-
-		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
-
-		if (key.objectid >= block_group->key.objectid +
-		    block_group->key.offset)
-			break;
-
-		if (progress && need_resched()) {
-			btrfs_release_path(root, path);
-			cond_resched();
-			progress = 0;
-			continue;
-		}
-		progress = 1;
-
-		if (btrfs_key_type(&key) != BTRFS_EXTENT_ITEM_KEY ||
-		    key.objectid + key.offset <= cur_byte) {
-			path->slots[0]++;
-			goto next;
-		}
-
-		total_found++;
-		cur_byte = key.objectid + key.offset;
-		btrfs_release_path(root, path);
-
-		__alloc_chunk_for_shrink(root, block_group, 0);
-		ret = relocate_one_extent(root, path, &key, block_group,
-					  reloc_inode, pass);
-		BUG_ON(ret < 0);
-		if (ret > 0)
-			skipped++;
-
-		key.objectid = cur_byte;
-		key.type = 0;
-		key.offset = 0;
-	}
-
-	btrfs_release_path(root, path);
-
-	if (pass == 0) {
-		btrfs_wait_ordered_range(reloc_inode, 0, (u64)-1);
-		invalidate_mapping_pages(reloc_inode->i_mapping, 0, -1);
 	}
-
-	if (total_found > 0) {
-		printk(KERN_INFO "btrfs found %llu extents in pass %d\n",
-		       (unsigned long long)total_found, pass);
-		pass++;
-		if (total_found == skipped && pass > 2) {
-			iput(reloc_inode);
-			reloc_inode = create_reloc_inode(info, block_group);
-			pass = 0;
-		}
-		goto again;
-	}
-
-	/* delete reloc_inode */
-	iput(reloc_inode);
-
-	/* unpin extents in this range */
-	trans = btrfs_start_transaction(info->tree_root, 1);
-	btrfs_commit_transaction(trans, info->tree_root);
-
-	spin_lock(&block_group->lock);
-	WARN_ON(block_group->pinned > 0);
-	WARN_ON(block_group->reserved > 0);
-	WARN_ON(btrfs_block_group_used(&block_group->item) > 0);
-	spin_unlock(&block_group->lock);
-	btrfs_put_block_group(block_group);
-	ret = 0;
+	mutex_unlock(&root->fs_info->chunk_mutex);
 out:
-	btrfs_free_path(path);
+	btrfs_put_block_group(block_group);
 	return ret;
 }
-#endif
 
 static int find_first_block_group(struct btrfs_root *root,
 		struct btrfs_path *path, struct btrfs_key *key)
@@ -7165,8 +7345,18 @@ int btrfs_free_block_groups(struct btrfs_fs_info *info)
 {
 	struct btrfs_block_group_cache *block_group;
 	struct btrfs_space_info *space_info;
+	struct btrfs_caching_control *caching_ctl;
 	struct rb_node *n;
 
+	down_write(&info->extent_commit_sem);
+	while (!list_empty(&info->caching_block_groups)) {
+		caching_ctl = list_entry(info->caching_block_groups.next,
+					 struct btrfs_caching_control, list);
+		list_del(&caching_ctl->list);
+		put_caching_control(caching_ctl);
+	}
+	up_write(&info->extent_commit_sem);
+
 	spin_lock(&info->block_group_cache_lock);
 	while ((n = rb_last(&info->block_group_cache_tree)) != NULL) {
 		block_group = rb_entry(n, struct btrfs_block_group_cache,
@@ -7180,8 +7370,7 @@ int btrfs_free_block_groups(struct btrfs_fs_info *info)
 		up_write(&block_group->space_info->groups_sem);
 
 		if (block_group->cached == BTRFS_CACHE_STARTED)
-			wait_event(block_group->caching_q,
-				   block_group_cache_done(block_group));
+			wait_block_group_cache_done(block_group);
 
 		btrfs_remove_free_space_cache(block_group);
 
@@ -7251,7 +7440,6 @@ int btrfs_read_block_groups(struct btrfs_root *root)
 		spin_lock_init(&cache->lock);
 		spin_lock_init(&cache->tree_lock);
 		cache->fs_info = info;
-		init_waitqueue_head(&cache->caching_q);
 		INIT_LIST_HEAD(&cache->list);
 		INIT_LIST_HEAD(&cache->cluster_list);
 
@@ -7273,8 +7461,6 @@ int btrfs_read_block_groups(struct btrfs_root *root)
 		cache->flags = btrfs_block_group_flags(&cache->item);
 		cache->sectorsize = root->sectorsize;
 
-		remove_sb_from_cache(root, cache);
-
 		/*
 		 * check for two cases, either we are full, and therefore
 		 * don't need to bother with the caching work since we won't
@@ -7283,13 +7469,19 @@ int btrfs_read_block_groups(struct btrfs_root *root)
 		 * time, particularly in the full case.
 		 */
 		if (found_key.offset == btrfs_block_group_used(&cache->item)) {
+			exclude_super_stripes(root, cache);
+			cache->last_byte_to_unpin = (u64)-1;
 			cache->cached = BTRFS_CACHE_FINISHED;
+			free_excluded_extents(root, cache);
 		} else if (btrfs_block_group_used(&cache->item) == 0) {
+			exclude_super_stripes(root, cache);
+			cache->last_byte_to_unpin = (u64)-1;
 			cache->cached = BTRFS_CACHE_FINISHED;
 			add_new_free_space(cache, root->fs_info,
 					   found_key.objectid,
 					   found_key.objectid +
 					   found_key.offset);
+			free_excluded_extents(root, cache);
 		}
 
 		ret = update_space_info(info, cache->flags, found_key.offset,
@@ -7297,6 +7489,10 @@ int btrfs_read_block_groups(struct btrfs_root *root)
 					&space_info);
 		BUG_ON(ret);
 		cache->space_info = space_info;
+		spin_lock(&cache->space_info->lock);
+		cache->space_info->bytes_super += cache->bytes_super;
+		spin_unlock(&cache->space_info->lock);
+
 		down_write(&space_info->groups_sem);
 		list_add_tail(&cache->list, &space_info->block_groups);
 		up_write(&space_info->groups_sem);
@@ -7346,7 +7542,6 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans,
 	atomic_set(&cache->count, 1);
 	spin_lock_init(&cache->lock);
 	spin_lock_init(&cache->tree_lock);
-	init_waitqueue_head(&cache->caching_q);
 	INIT_LIST_HEAD(&cache->list);
 	INIT_LIST_HEAD(&cache->cluster_list);
 
@@ -7355,15 +7550,23 @@ int btrfs_make_block_group(struct btrfs_trans_handle *trans,
 	cache->flags = type;
 	btrfs_set_block_group_flags(&cache->item, type);
 
+	cache->last_byte_to_unpin = (u64)-1;
 	cache->cached = BTRFS_CACHE_FINISHED;
-	remove_sb_from_cache(root, cache);
+	exclude_super_stripes(root, cache);
 
 	add_new_free_space(cache, root->fs_info, chunk_offset,
 			   chunk_offset + size);
 
+	free_excluded_extents(root, cache);
+
 	ret = update_space_info(root->fs_info, cache->flags, size, bytes_used,
 				&cache->space_info);
 	BUG_ON(ret);
+
+	spin_lock(&cache->space_info->lock);
+	cache->space_info->bytes_super += cache->bytes_super;
+	spin_unlock(&cache->space_info->lock);
+
 	down_write(&cache->space_info->groups_sem);
 	list_add_tail(&cache->list, &cache->space_info->block_groups);
 	up_write(&cache->space_info->groups_sem);
@@ -7429,8 +7632,7 @@ int btrfs_remove_block_group(struct btrfs_trans_handle *trans,
 	up_write(&block_group->space_info->groups_sem);
 
 	if (block_group->cached == BTRFS_CACHE_STARTED)
-		wait_event(block_group->caching_q,
-			   block_group_cache_done(block_group));
+		wait_block_group_cache_done(block_group);
 
 	btrfs_remove_free_space_cache(block_group);
 
diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c
index 68260180f587..96577e8bf9fd 100644
--- a/fs/btrfs/extent_io.c
+++ b/fs/btrfs/extent_io.c
@@ -280,6 +280,14 @@ static struct extent_buffer *buffer_search(struct extent_io_tree *tree,
 	return NULL;
 }
 
+static void merge_cb(struct extent_io_tree *tree, struct extent_state *new,
+		     struct extent_state *other)
+{
+	if (tree->ops && tree->ops->merge_extent_hook)
+		tree->ops->merge_extent_hook(tree->mapping->host, new,
+					     other);
+}
+
 /*
  * utility function to look for merge candidates inside a given range.
  * Any extents with matching state are merged together into a single
@@ -303,6 +311,7 @@ static int merge_state(struct extent_io_tree *tree,
 		other = rb_entry(other_node, struct extent_state, rb_node);
 		if (other->end == state->start - 1 &&
 		    other->state == state->state) {
+			merge_cb(tree, state, other);
 			state->start = other->start;
 			other->tree = NULL;
 			rb_erase(&other->rb_node, &tree->state);
@@ -314,33 +323,37 @@ static int merge_state(struct extent_io_tree *tree,
 		other = rb_entry(other_node, struct extent_state, rb_node);
 		if (other->start == state->end + 1 &&
 		    other->state == state->state) {
+			merge_cb(tree, state, other);
 			other->start = state->start;
 			state->tree = NULL;
 			rb_erase(&state->rb_node, &tree->state);
 			free_extent_state(state);
+			state = NULL;
 		}
 	}
+
 	return 0;
 }
 
-static void set_state_cb(struct extent_io_tree *tree,
+static int set_state_cb(struct extent_io_tree *tree,
 			 struct extent_state *state,
 			 unsigned long bits)
 {
 	if (tree->ops && tree->ops->set_bit_hook) {
-		tree->ops->set_bit_hook(tree->mapping->host, state->start,
-					state->end, state->state, bits);
+		return tree->ops->set_bit_hook(tree->mapping->host,
+					       state->start, state->end,
+					       state->state, bits);
 	}
+
+	return 0;
 }
 
 static void clear_state_cb(struct extent_io_tree *tree,
 			   struct extent_state *state,
 			   unsigned long bits)
 {
-	if (tree->ops && tree->ops->clear_bit_hook) {
-		tree->ops->clear_bit_hook(tree->mapping->host, state->start,
-					  state->end, state->state, bits);
-	}
+	if (tree->ops && tree->ops->clear_bit_hook)
+		tree->ops->clear_bit_hook(tree->mapping->host, state, bits);
 }
 
 /*
@@ -358,6 +371,7 @@ static int insert_state(struct extent_io_tree *tree,
 			int bits)
 {
 	struct rb_node *node;
+	int ret;
 
 	if (end < start) {
 		printk(KERN_ERR "btrfs end < start %llu %llu\n",
@@ -365,12 +379,15 @@ static int insert_state(struct extent_io_tree *tree,
 		       (unsigned long long)start);
 		WARN_ON(1);
 	}
+	state->start = start;
+	state->end = end;
+	ret = set_state_cb(tree, state, bits);
+	if (ret)
+		return ret;
+
 	if (bits & EXTENT_DIRTY)
 		tree->dirty_bytes += end - start + 1;
-	set_state_cb(tree, state, bits);
 	state->state |= bits;
-	state->start = start;
-	state->end = end;
 	node = tree_insert(&tree->state, end, &state->rb_node);
 	if (node) {
 		struct extent_state *found;
@@ -387,6 +404,15 @@ static int insert_state(struct extent_io_tree *tree,
 	return 0;
 }
 
+static int split_cb(struct extent_io_tree *tree, struct extent_state *orig,
+		     u64 split)
+{
+	if (tree->ops && tree->ops->split_extent_hook)
+		return tree->ops->split_extent_hook(tree->mapping->host,
+						    orig, split);
+	return 0;
+}
+
 /*
  * split a given extent state struct in two, inserting the preallocated
  * struct 'prealloc' as the newly created second half.  'split' indicates an
@@ -405,6 +431,9 @@ static int split_state(struct extent_io_tree *tree, struct extent_state *orig,
 		       struct extent_state *prealloc, u64 split)
 {
 	struct rb_node *node;
+
+	split_cb(tree, orig, split);
+
 	prealloc->start = orig->start;
 	prealloc->end = split - 1;
 	prealloc->state = orig->state;
@@ -431,7 +460,8 @@ static int clear_state_bit(struct extent_io_tree *tree,
 			    struct extent_state *state, int bits, int wake,
 			    int delete)
 {
-	int ret = state->state & bits;
+	int bits_to_clear = bits & ~EXTENT_DO_ACCOUNTING;
+	int ret = state->state & bits_to_clear;
 
 	if ((bits & EXTENT_DIRTY) && (state->state & EXTENT_DIRTY)) {
 		u64 range = state->end - state->start + 1;
@@ -439,7 +469,7 @@ static int clear_state_bit(struct extent_io_tree *tree,
 		tree->dirty_bytes -= range;
 	}
 	clear_state_cb(tree, state, bits);
-	state->state &= ~bits;
+	state->state &= ~bits_to_clear;
 	if (wake)
 		wake_up(&state->wq);
 	if (delete || state->state == 0) {
@@ -471,10 +501,14 @@ static int clear_state_bit(struct extent_io_tree *tree,
  * bits were already set, or zero if none of the bits were already set.
  */
 int clear_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
-		     int bits, int wake, int delete, gfp_t mask)
+		     int bits, int wake, int delete,
+		     struct extent_state **cached_state,
+		     gfp_t mask)
 {
 	struct extent_state *state;
+	struct extent_state *cached;
 	struct extent_state *prealloc = NULL;
+	struct rb_node *next_node;
 	struct rb_node *node;
 	u64 last_end;
 	int err;
@@ -488,6 +522,17 @@ again:
 	}
 
 	spin_lock(&tree->lock);
+	if (cached_state) {
+		cached = *cached_state;
+		*cached_state = NULL;
+		cached_state = NULL;
+		if (cached && cached->tree && cached->start == start) {
+			atomic_dec(&cached->refs);
+			state = cached;
+			goto hit_next;
+		}
+		free_extent_state(cached);
+	}
 	/*
 	 * this search will find the extents that end after
 	 * our range starts
@@ -496,6 +541,7 @@ again:
 	if (!node)
 		goto out;
 	state = rb_entry(node, struct extent_state, rb_node);
+hit_next:
 	if (state->start > end)
 		goto out;
 	WARN_ON(state->end < start);
@@ -526,13 +572,11 @@ again:
 		if (err)
 			goto out;
 		if (state->end <= end) {
-			set |= clear_state_bit(tree, state, bits,
-					wake, delete);
+			set |= clear_state_bit(tree, state, bits, wake,
+					       delete);
 			if (last_end == (u64)-1)
 				goto out;
 			start = last_end + 1;
-		} else {
-			start = state->start;
 		}
 		goto search_again;
 	}
@@ -547,19 +591,30 @@ again:
 			prealloc = alloc_extent_state(GFP_ATOMIC);
 		err = split_state(tree, state, prealloc, end + 1);
 		BUG_ON(err == -EEXIST);
-
 		if (wake)
 			wake_up(&state->wq);
-		set |= clear_state_bit(tree, prealloc, bits,
-				       wake, delete);
+
+		set |= clear_state_bit(tree, prealloc, bits, wake, delete);
+
 		prealloc = NULL;
 		goto out;
 	}
 
+	if (state->end < end && prealloc && !need_resched())
+		next_node = rb_next(&state->rb_node);
+	else
+		next_node = NULL;
+
 	set |= clear_state_bit(tree, state, bits, wake, delete);
 	if (last_end == (u64)-1)
 		goto out;
 	start = last_end + 1;
+	if (start <= end && next_node) {
+		state = rb_entry(next_node, struct extent_state,
+				 rb_node);
+		if (state->start == start)
+			goto hit_next;
+	}
 	goto search_again;
 
 out:
@@ -641,40 +696,59 @@ out:
 	return 0;
 }
 
-static void set_state_bits(struct extent_io_tree *tree,
+static int set_state_bits(struct extent_io_tree *tree,
 			   struct extent_state *state,
 			   int bits)
 {
+	int ret;
+
+	ret = set_state_cb(tree, state, bits);
+	if (ret)
+		return ret;
+
 	if ((bits & EXTENT_DIRTY) && !(state->state & EXTENT_DIRTY)) {
 		u64 range = state->end - state->start + 1;
 		tree->dirty_bytes += range;
 	}
-	set_state_cb(tree, state, bits);
 	state->state |= bits;
+
+	return 0;
+}
+
+static void cache_state(struct extent_state *state,
+			struct extent_state **cached_ptr)
+{
+	if (cached_ptr && !(*cached_ptr)) {
+		if (state->state & (EXTENT_IOBITS | EXTENT_BOUNDARY)) {
+			*cached_ptr = state;
+			atomic_inc(&state->refs);
+		}
+	}
 }
 
 /*
- * set some bits on a range in the tree.  This may require allocations
- * or sleeping, so the gfp mask is used to indicate what is allowed.
+ * set some bits on a range in the tree.  This may require allocations or
+ * sleeping, so the gfp mask is used to indicate what is allowed.
  *
- * If 'exclusive' == 1, this will fail with -EEXIST if some part of the
- * range already has the desired bits set.  The start of the existing
- * range is returned in failed_start in this case.
+ * If any of the exclusive bits are set, this will fail with -EEXIST if some
+ * part of the range already has the desired bits set.  The start of the
+ * existing range is returned in failed_start in this case.
  *
- * [start, end] is inclusive
- * This takes the tree lock.
+ * [start, end] is inclusive This takes the tree lock.
  */
+
 static int set_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
-			  int bits, int exclusive, u64 *failed_start,
+			  int bits, int exclusive_bits, u64 *failed_start,
+			  struct extent_state **cached_state,
 			  gfp_t mask)
 {
 	struct extent_state *state;
 	struct extent_state *prealloc = NULL;
 	struct rb_node *node;
 	int err = 0;
-	int set;
 	u64 last_start;
 	u64 last_end;
+
 again:
 	if (!prealloc && (mask & __GFP_WAIT)) {
 		prealloc = alloc_extent_state(mask);
@@ -683,6 +757,13 @@ again:
 	}
 
 	spin_lock(&tree->lock);
+	if (cached_state && *cached_state) {
+		state = *cached_state;
+		if (state->start == start && state->tree) {
+			node = &state->rb_node;
+			goto hit_next;
+		}
+	}
 	/*
 	 * this search will find all the extents that end after
 	 * our range starts.
@@ -694,8 +775,8 @@ again:
 		BUG_ON(err == -EEXIST);
 		goto out;
 	}
-
 	state = rb_entry(node, struct extent_state, rb_node);
+hit_next:
 	last_start = state->start;
 	last_end = state->end;
 
@@ -706,17 +787,32 @@ again:
 	 * Just lock what we found and keep going
 	 */
 	if (state->start == start && state->end <= end) {
-		set = state->state & bits;
-		if (set && exclusive) {
+		struct rb_node *next_node;
+		if (state->state & exclusive_bits) {
 			*failed_start = state->start;
 			err = -EEXIST;
 			goto out;
 		}
-		set_state_bits(tree, state, bits);
+
+		err = set_state_bits(tree, state, bits);
+		if (err)
+			goto out;
+
+		cache_state(state, cached_state);
 		merge_state(tree, state);
 		if (last_end == (u64)-1)
 			goto out;
+
 		start = last_end + 1;
+		if (start < end && prealloc && !need_resched()) {
+			next_node = rb_next(node);
+			if (next_node) {
+				state = rb_entry(next_node, struct extent_state,
+						 rb_node);
+				if (state->start == start)
+					goto hit_next;
+			}
+		}
 		goto search_again;
 	}
 
@@ -737,8 +833,7 @@ again:
 	 * desired bit on it.
 	 */
 	if (state->start < start) {
-		set = state->state & bits;
-		if (exclusive && set) {
+		if (state->state & exclusive_bits) {
 			*failed_start = start;
 			err = -EEXIST;
 			goto out;
@@ -749,13 +844,14 @@ again:
 		if (err)
 			goto out;
 		if (state->end <= end) {
-			set_state_bits(tree, state, bits);
+			err = set_state_bits(tree, state, bits);
+			if (err)
+				goto out;
+			cache_state(state, cached_state);
 			merge_state(tree, state);
 			if (last_end == (u64)-1)
 				goto out;
 			start = last_end + 1;
-		} else {
-			start = state->start;
 		}
 		goto search_again;
 	}
@@ -774,10 +870,13 @@ again:
 			this_end = last_start - 1;
 		err = insert_state(tree, prealloc, start, this_end,
 				   bits);
-		prealloc = NULL;
 		BUG_ON(err == -EEXIST);
-		if (err)
+		if (err) {
+			prealloc = NULL;
 			goto out;
+		}
+		cache_state(prealloc, cached_state);
+		prealloc = NULL;
 		start = this_end + 1;
 		goto search_again;
 	}
@@ -788,8 +887,7 @@ again:
 	 * on the first half
 	 */
 	if (state->start <= end && state->end > end) {
-		set = state->state & bits;
-		if (exclusive && set) {
+		if (state->state & exclusive_bits) {
 			*failed_start = start;
 			err = -EEXIST;
 			goto out;
@@ -797,7 +895,12 @@ again:
 		err = split_state(tree, state, prealloc, end + 1);
 		BUG_ON(err == -EEXIST);
 
-		set_state_bits(tree, prealloc, bits);
+		err = set_state_bits(tree, prealloc, bits);
+		if (err) {
+			prealloc = NULL;
+			goto out;
+		}
+		cache_state(prealloc, cached_state);
 		merge_state(tree, prealloc);
 		prealloc = NULL;
 		goto out;
@@ -826,86 +929,65 @@ int set_extent_dirty(struct extent_io_tree *tree, u64 start, u64 end,
 		     gfp_t mask)
 {
 	return set_extent_bit(tree, start, end, EXTENT_DIRTY, 0, NULL,
-			      mask);
-}
-
-int set_extent_ordered(struct extent_io_tree *tree, u64 start, u64 end,
-		       gfp_t mask)
-{
-	return set_extent_bit(tree, start, end, EXTENT_ORDERED, 0, NULL, mask);
+			      NULL, mask);
 }
 
 int set_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
 		    int bits, gfp_t mask)
 {
 	return set_extent_bit(tree, start, end, bits, 0, NULL,
-			      mask);
+			      NULL, mask);
 }
 
 int clear_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
 		      int bits, gfp_t mask)
 {
-	return clear_extent_bit(tree, start, end, bits, 0, 0, mask);
+	return clear_extent_bit(tree, start, end, bits, 0, 0, NULL, mask);
 }
 
 int set_extent_delalloc(struct extent_io_tree *tree, u64 start, u64 end,
 		     gfp_t mask)
 {
 	return set_extent_bit(tree, start, end,
-			      EXTENT_DELALLOC | EXTENT_DIRTY,
-			      0, NULL, mask);
+			      EXTENT_DELALLOC | EXTENT_DIRTY | EXTENT_UPTODATE,
+			      0, NULL, NULL, mask);
 }
 
 int clear_extent_dirty(struct extent_io_tree *tree, u64 start, u64 end,
 		       gfp_t mask)
 {
 	return clear_extent_bit(tree, start, end,
-				EXTENT_DIRTY | EXTENT_DELALLOC, 0, 0, mask);
-}
-
-int clear_extent_ordered(struct extent_io_tree *tree, u64 start, u64 end,
-			 gfp_t mask)
-{
-	return clear_extent_bit(tree, start, end, EXTENT_ORDERED, 1, 0, mask);
+				EXTENT_DIRTY | EXTENT_DELALLOC |
+				EXTENT_DO_ACCOUNTING, 0, 0,
+				NULL, mask);
 }
 
 int set_extent_new(struct extent_io_tree *tree, u64 start, u64 end,
 		     gfp_t mask)
 {
 	return set_extent_bit(tree, start, end, EXTENT_NEW, 0, NULL,
-			      mask);
+			      NULL, mask);
 }
 
 static int clear_extent_new(struct extent_io_tree *tree, u64 start, u64 end,
 		       gfp_t mask)
 {
-	return clear_extent_bit(tree, start, end, EXTENT_NEW, 0, 0, mask);
+	return clear_extent_bit(tree, start, end, EXTENT_NEW, 0, 0,
+				NULL, mask);
 }
 
 int set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
 			gfp_t mask)
 {
 	return set_extent_bit(tree, start, end, EXTENT_UPTODATE, 0, NULL,
-			      mask);
+			      NULL, mask);
 }
 
 static int clear_extent_uptodate(struct extent_io_tree *tree, u64 start,
 				 u64 end, gfp_t mask)
 {
-	return clear_extent_bit(tree, start, end, EXTENT_UPTODATE, 0, 0, mask);
-}
-
-static int set_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end,
-			 gfp_t mask)
-{
-	return set_extent_bit(tree, start, end, EXTENT_WRITEBACK,
-			      0, NULL, mask);
-}
-
-static int clear_extent_writeback(struct extent_io_tree *tree, u64 start,
-				  u64 end, gfp_t mask)
-{
-	return clear_extent_bit(tree, start, end, EXTENT_WRITEBACK, 1, 0, mask);
+	return clear_extent_bit(tree, start, end, EXTENT_UPTODATE, 0, 0,
+				NULL, mask);
 }
 
 int wait_on_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end)
@@ -917,13 +999,15 @@ int wait_on_extent_writeback(struct extent_io_tree *tree, u64 start, u64 end)
  * either insert or lock state struct between start and end use mask to tell
  * us if waiting is desired.
  */
-int lock_extent(struct extent_io_tree *tree, u64 start, u64 end, gfp_t mask)
+int lock_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
+		     int bits, struct extent_state **cached_state, gfp_t mask)
 {
 	int err;
 	u64 failed_start;
 	while (1) {
-		err = set_extent_bit(tree, start, end, EXTENT_LOCKED, 1,
-				     &failed_start, mask);
+		err = set_extent_bit(tree, start, end, EXTENT_LOCKED | bits,
+				     EXTENT_LOCKED, &failed_start,
+				     cached_state, mask);
 		if (err == -EEXIST && (mask & __GFP_WAIT)) {
 			wait_extent_bit(tree, failed_start, end, EXTENT_LOCKED);
 			start = failed_start;
@@ -935,27 +1019,40 @@ int lock_extent(struct extent_io_tree *tree, u64 start, u64 end, gfp_t mask)
 	return err;
 }
 
+int lock_extent(struct extent_io_tree *tree, u64 start, u64 end, gfp_t mask)
+{
+	return lock_extent_bits(tree, start, end, 0, NULL, mask);
+}
+
 int try_lock_extent(struct extent_io_tree *tree, u64 start, u64 end,
 		    gfp_t mask)
 {
 	int err;
 	u64 failed_start;
 
-	err = set_extent_bit(tree, start, end, EXTENT_LOCKED, 1,
-			     &failed_start, mask);
+	err = set_extent_bit(tree, start, end, EXTENT_LOCKED, EXTENT_LOCKED,
+			     &failed_start, NULL, mask);
 	if (err == -EEXIST) {
 		if (failed_start > start)
 			clear_extent_bit(tree, start, failed_start - 1,
-					 EXTENT_LOCKED, 1, 0, mask);
+					 EXTENT_LOCKED, 1, 0, NULL, mask);
 		return 0;
 	}
 	return 1;
 }
 
+int unlock_extent_cached(struct extent_io_tree *tree, u64 start, u64 end,
+			 struct extent_state **cached, gfp_t mask)
+{
+	return clear_extent_bit(tree, start, end, EXTENT_LOCKED, 1, 0, cached,
+				mask);
+}
+
 int unlock_extent(struct extent_io_tree *tree, u64 start, u64 end,
 		  gfp_t mask)
 {
-	return clear_extent_bit(tree, start, end, EXTENT_LOCKED, 1, 0, mask);
+	return clear_extent_bit(tree, start, end, EXTENT_LOCKED, 1, 0, NULL,
+				mask);
 }
 
 /*
@@ -974,7 +1071,6 @@ int set_range_dirty(struct extent_io_tree *tree, u64 start, u64 end)
 		page_cache_release(page);
 		index++;
 	}
-	set_extent_dirty(tree, start, end, GFP_NOFS);
 	return 0;
 }
 
@@ -994,7 +1090,6 @@ static int set_range_writeback(struct extent_io_tree *tree, u64 start, u64 end)
 		page_cache_release(page);
 		index++;
 	}
-	set_extent_writeback(tree, start, end, GFP_NOFS);
 	return 0;
 }
 
@@ -1232,6 +1327,7 @@ static noinline u64 find_lock_delalloc_range(struct inode *inode,
 	u64 delalloc_start;
 	u64 delalloc_end;
 	u64 found;
+	struct extent_state *cached_state = NULL;
 	int ret;
 	int loops = 0;
 
@@ -1269,6 +1365,7 @@ again:
 		/* some of the pages are gone, lets avoid looping by
 		 * shortening the size of the delalloc range we're searching
 		 */
+		free_extent_state(cached_state);
 		if (!loops) {
 			unsigned long offset = (*start) & (PAGE_CACHE_SIZE - 1);
 			max_bytes = PAGE_CACHE_SIZE - offset;
@@ -1282,18 +1379,21 @@ again:
 	BUG_ON(ret);
 
 	/* step three, lock the state bits for the whole range */
-	lock_extent(tree, delalloc_start, delalloc_end, GFP_NOFS);
+	lock_extent_bits(tree, delalloc_start, delalloc_end,
+			 0, &cached_state, GFP_NOFS);
 
 	/* then test to make sure it is all still delalloc */
 	ret = test_range_bit(tree, delalloc_start, delalloc_end,
-			     EXTENT_DELALLOC, 1);
+			     EXTENT_DELALLOC, 1, cached_state);
 	if (!ret) {
-		unlock_extent(tree, delalloc_start, delalloc_end, GFP_NOFS);
+		unlock_extent_cached(tree, delalloc_start, delalloc_end,
+				     &cached_state, GFP_NOFS);
 		__unlock_for_delalloc(inode, locked_page,
 			      delalloc_start, delalloc_end);
 		cond_resched();
 		goto again;
 	}
+	free_extent_state(cached_state);
 	*start = delalloc_start;
 	*end = delalloc_end;
 out_failed:
@@ -1303,11 +1403,7 @@ out_failed:
 int extent_clear_unlock_delalloc(struct inode *inode,
 				struct extent_io_tree *tree,
 				u64 start, u64 end, struct page *locked_page,
-				int unlock_pages,
-				int clear_unlock,
-				int clear_delalloc, int clear_dirty,
-				int set_writeback,
-				int end_writeback)
+				unsigned long op)
 {
 	int ret;
 	struct page *pages[16];
@@ -1317,16 +1413,21 @@ int extent_clear_unlock_delalloc(struct inode *inode,
 	int i;
 	int clear_bits = 0;
 
-	if (clear_unlock)
+	if (op & EXTENT_CLEAR_UNLOCK)
 		clear_bits |= EXTENT_LOCKED;
-	if (clear_dirty)
+	if (op & EXTENT_CLEAR_DIRTY)
 		clear_bits |= EXTENT_DIRTY;
 
-	if (clear_delalloc)
+	if (op & EXTENT_CLEAR_DELALLOC)
 		clear_bits |= EXTENT_DELALLOC;
 
-	clear_extent_bit(tree, start, end, clear_bits, 1, 0, GFP_NOFS);
-	if (!(unlock_pages || clear_dirty || set_writeback || end_writeback))
+	if (op & EXTENT_CLEAR_ACCOUNTING)
+		clear_bits |= EXTENT_DO_ACCOUNTING;
+
+	clear_extent_bit(tree, start, end, clear_bits, 1, 0, NULL, GFP_NOFS);
+	if (!(op & (EXTENT_CLEAR_UNLOCK_PAGE | EXTENT_CLEAR_DIRTY |
+		    EXTENT_SET_WRITEBACK | EXTENT_END_WRITEBACK |
+		    EXTENT_SET_PRIVATE2)))
 		return 0;
 
 	while (nr_pages > 0) {
@@ -1334,17 +1435,21 @@ int extent_clear_unlock_delalloc(struct inode *inode,
 				     min_t(unsigned long,
 				     nr_pages, ARRAY_SIZE(pages)), pages);
 		for (i = 0; i < ret; i++) {
+
+			if (op & EXTENT_SET_PRIVATE2)
+				SetPagePrivate2(pages[i]);
+
 			if (pages[i] == locked_page) {
 				page_cache_release(pages[i]);
 				continue;
 			}
-			if (clear_dirty)
+			if (op & EXTENT_CLEAR_DIRTY)
 				clear_page_dirty_for_io(pages[i]);
-			if (set_writeback)
+			if (op & EXTENT_SET_WRITEBACK)
 				set_page_writeback(pages[i]);
-			if (end_writeback)
+			if (op & EXTENT_END_WRITEBACK)
 				end_page_writeback(pages[i]);
-			if (unlock_pages)
+			if (op & EXTENT_CLEAR_UNLOCK_PAGE)
 				unlock_page(pages[i]);
 			page_cache_release(pages[i]);
 		}
@@ -1476,14 +1581,17 @@ out:
  * range is found set.
  */
 int test_range_bit(struct extent_io_tree *tree, u64 start, u64 end,
-		   int bits, int filled)
+		   int bits, int filled, struct extent_state *cached)
 {
 	struct extent_state *state = NULL;
 	struct rb_node *node;
 	int bitset = 0;
 
 	spin_lock(&tree->lock);
-	node = tree_search(tree, start);
+	if (cached && cached->tree && cached->start == start)
+		node = &cached->rb_node;
+	else
+		node = tree_search(tree, start);
 	while (node && start <= end) {
 		state = rb_entry(node, struct extent_state, rb_node);
 
@@ -1503,6 +1611,10 @@ int test_range_bit(struct extent_io_tree *tree, u64 start, u64 end,
 			bitset = 0;
 			break;
 		}
+
+		if (state->end == (u64)-1)
+			break;
+
 		start = state->end + 1;
 		if (start > end)
 			break;
@@ -1526,7 +1638,7 @@ static int check_page_uptodate(struct extent_io_tree *tree,
 {
 	u64 start = (u64)page->index << PAGE_CACHE_SHIFT;
 	u64 end = start + PAGE_CACHE_SIZE - 1;
-	if (test_range_bit(tree, start, end, EXTENT_UPTODATE, 1))
+	if (test_range_bit(tree, start, end, EXTENT_UPTODATE, 1, NULL))
 		SetPageUptodate(page);
 	return 0;
 }
@@ -1540,7 +1652,7 @@ static int check_page_locked(struct extent_io_tree *tree,
 {
 	u64 start = (u64)page->index << PAGE_CACHE_SHIFT;
 	u64 end = start + PAGE_CACHE_SIZE - 1;
-	if (!test_range_bit(tree, start, end, EXTENT_LOCKED, 0))
+	if (!test_range_bit(tree, start, end, EXTENT_LOCKED, 0, NULL))
 		unlock_page(page);
 	return 0;
 }
@@ -1552,10 +1664,7 @@ static int check_page_locked(struct extent_io_tree *tree,
 static int check_page_writeback(struct extent_io_tree *tree,
 			     struct page *page)
 {
-	u64 start = (u64)page->index << PAGE_CACHE_SHIFT;
-	u64 end = start + PAGE_CACHE_SIZE - 1;
-	if (!test_range_bit(tree, start, end, EXTENT_WRITEBACK, 0))
-		end_page_writeback(page);
+	end_page_writeback(page);
 	return 0;
 }
 
@@ -1613,13 +1722,11 @@ static void end_bio_extent_writepage(struct bio *bio, int err)
 		}
 
 		if (!uptodate) {
-			clear_extent_uptodate(tree, start, end, GFP_ATOMIC);
+			clear_extent_uptodate(tree, start, end, GFP_NOFS);
 			ClearPageUptodate(page);
 			SetPageError(page);
 		}
 
-		clear_extent_writeback(tree, start, end, GFP_ATOMIC);
-
 		if (whole_page)
 			end_page_writeback(page);
 		else
@@ -1983,7 +2090,8 @@ static int __extent_read_full_page(struct extent_io_tree *tree,
 			continue;
 		}
 		/* the get_extent function already copied into the page */
-		if (test_range_bit(tree, cur, cur_end, EXTENT_UPTODATE, 1)) {
+		if (test_range_bit(tree, cur, cur_end,
+				   EXTENT_UPTODATE, 1, NULL)) {
 			check_page_uptodate(tree, page);
 			unlock_extent(tree, cur, cur + iosize - 1, GFP_NOFS);
 			cur = cur + iosize;
@@ -2078,6 +2186,7 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 	u64 iosize;
 	u64 unlock_start;
 	sector_t sector;
+	struct extent_state *cached_state = NULL;
 	struct extent_map *em;
 	struct block_device *bdev;
 	int ret;
@@ -2124,6 +2233,7 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 	delalloc_end = 0;
 	page_started = 0;
 	if (!epd->extent_locked) {
+		u64 delalloc_to_write = 0;
 		/*
 		 * make sure the wbc mapping index is at least updated
 		 * to this page.
@@ -2143,8 +2253,24 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 			tree->ops->fill_delalloc(inode, page, delalloc_start,
 						 delalloc_end, &page_started,
 						 &nr_written);
+			/*
+			 * delalloc_end is already one less than the total
+			 * length, so we don't subtract one from
+			 * PAGE_CACHE_SIZE
+			 */
+			delalloc_to_write += (delalloc_end - delalloc_start +
+					      PAGE_CACHE_SIZE) >>
+					      PAGE_CACHE_SHIFT;
 			delalloc_start = delalloc_end + 1;
 		}
+		if (wbc->nr_to_write < delalloc_to_write) {
+			int thresh = 8192;
+
+			if (delalloc_to_write < thresh * 2)
+				thresh = delalloc_to_write;
+			wbc->nr_to_write = min_t(u64, delalloc_to_write,
+						 thresh);
+		}
 
 		/* did the fill delalloc function already unlock and start
 		 * the IO?
@@ -2160,15 +2286,10 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 			goto done_unlocked;
 		}
 	}
-	lock_extent(tree, start, page_end, GFP_NOFS);
-
-	unlock_start = start;
-
 	if (tree->ops && tree->ops->writepage_start_hook) {
 		ret = tree->ops->writepage_start_hook(page, start,
 						      page_end);
 		if (ret == -EAGAIN) {
-			unlock_extent(tree, start, page_end, GFP_NOFS);
 			redirty_page_for_writepage(wbc, page);
 			update_nr_written(page, wbc, nr_written);
 			unlock_page(page);
@@ -2184,12 +2305,7 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 	update_nr_written(page, wbc, nr_written + 1);
 
 	end = page_end;
-	if (test_range_bit(tree, start, page_end, EXTENT_DELALLOC, 0))
-		printk(KERN_ERR "btrfs delalloc bits after lock_extent\n");
-
 	if (last_byte <= start) {
-		clear_extent_dirty(tree, start, page_end, GFP_NOFS);
-		unlock_extent(tree, start, page_end, GFP_NOFS);
 		if (tree->ops && tree->ops->writepage_end_io_hook)
 			tree->ops->writepage_end_io_hook(page, start,
 							 page_end, NULL, 1);
@@ -2197,13 +2313,10 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 		goto done;
 	}
 
-	set_extent_uptodate(tree, start, page_end, GFP_NOFS);
 	blocksize = inode->i_sb->s_blocksize;
 
 	while (cur <= end) {
 		if (cur >= last_byte) {
-			clear_extent_dirty(tree, cur, page_end, GFP_NOFS);
-			unlock_extent(tree, unlock_start, page_end, GFP_NOFS);
 			if (tree->ops && tree->ops->writepage_end_io_hook)
 				tree->ops->writepage_end_io_hook(page, cur,
 							 page_end, NULL, 1);
@@ -2235,12 +2348,6 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 		 */
 		if (compressed || block_start == EXTENT_MAP_HOLE ||
 		    block_start == EXTENT_MAP_INLINE) {
-			clear_extent_dirty(tree, cur,
-					   cur + iosize - 1, GFP_NOFS);
-
-			unlock_extent(tree, unlock_start, cur + iosize - 1,
-				      GFP_NOFS);
-
 			/*
 			 * end_io notification does not happen here for
 			 * compressed extents
@@ -2265,13 +2372,12 @@ static int __extent_writepage(struct page *page, struct writeback_control *wbc,
 		}
 		/* leave this out until we have a page_mkwrite call */
 		if (0 && !test_range_bit(tree, cur, cur + iosize - 1,
-				   EXTENT_DIRTY, 0)) {
+				   EXTENT_DIRTY, 0, NULL)) {
 			cur = cur + iosize;
 			pg_offset += iosize;
 			continue;
 		}
 
-		clear_extent_dirty(tree, cur, cur + iosize - 1, GFP_NOFS);
 		if (tree->ops && tree->ops->writepage_io_hook) {
 			ret = tree->ops->writepage_io_hook(page, cur,
 						cur + iosize - 1);
@@ -2309,12 +2415,12 @@ done:
 		set_page_writeback(page);
 		end_page_writeback(page);
 	}
-	if (unlock_start <= page_end)
-		unlock_extent(tree, unlock_start, page_end, GFP_NOFS);
 	unlock_page(page);
 
 done_unlocked:
 
+	/* drop our reference on any cached states */
+	free_extent_state(cached_state);
 	return 0;
 }
 
@@ -2339,9 +2445,9 @@ static int extent_write_cache_pages(struct extent_io_tree *tree,
 			     writepage_t writepage, void *data,
 			     void (*flush_fn)(void *))
 {
-	struct backing_dev_info *bdi = mapping->backing_dev_info;
 	int ret = 0;
 	int done = 0;
+	int nr_to_write_done = 0;
 	struct pagevec pvec;
 	int nr_pages;
 	pgoff_t index;
@@ -2361,7 +2467,7 @@ static int extent_write_cache_pages(struct extent_io_tree *tree,
 		scanned = 1;
 	}
 retry:
-	while (!done && (index <= end) &&
+	while (!done && !nr_to_write_done && (index <= end) &&
 	       (nr_pages = pagevec_lookup_tag(&pvec, mapping, &index,
 			      PAGECACHE_TAG_DIRTY, min(end - index,
 				  (pgoff_t)PAGEVEC_SIZE-1) + 1))) {
@@ -2412,12 +2518,15 @@ retry:
 				unlock_page(page);
 				ret = 0;
 			}
-			if (ret || wbc->nr_to_write <= 0)
-				done = 1;
-			if (wbc->nonblocking && bdi_write_congested(bdi)) {
-				wbc->encountered_congestion = 1;
+			if (ret)
 				done = 1;
-			}
+
+			/*
+			 * the filesystem may choose to bump up nr_to_write.
+			 * We have to make sure to honor the new nr_to_write
+			 * at any time
+			 */
+			nr_to_write_done = wbc->nr_to_write <= 0;
 		}
 		pagevec_release(&pvec);
 		cond_resched();
@@ -2604,10 +2713,11 @@ int extent_invalidatepage(struct extent_io_tree *tree,
 		return 0;
 
 	lock_extent(tree, start, end, GFP_NOFS);
-	wait_on_extent_writeback(tree, start, end);
+	wait_on_page_writeback(page);
 	clear_extent_bit(tree, start, end,
-			 EXTENT_LOCKED | EXTENT_DIRTY | EXTENT_DELALLOC,
-			 1, 1, GFP_NOFS);
+			 EXTENT_LOCKED | EXTENT_DIRTY | EXTENT_DELALLOC |
+			 EXTENT_DO_ACCOUNTING,
+			 1, 1, NULL, GFP_NOFS);
 	return 0;
 }
 
@@ -2687,7 +2797,7 @@ int extent_prepare_write(struct extent_io_tree *tree,
 		    !isnew && !PageUptodate(page) &&
 		    (block_off_end > to || block_off_start < from) &&
 		    !test_range_bit(tree, block_start, cur_end,
-				    EXTENT_UPTODATE, 1)) {
+				    EXTENT_UPTODATE, 1, NULL)) {
 			u64 sector;
 			u64 extent_offset = block_start - em->start;
 			size_t iosize;
@@ -2701,7 +2811,7 @@ int extent_prepare_write(struct extent_io_tree *tree,
 			 */
 			set_extent_bit(tree, block_start,
 				       block_start + iosize - 1,
-				       EXTENT_LOCKED, 0, NULL, GFP_NOFS);
+				       EXTENT_LOCKED, 0, NULL, NULL, GFP_NOFS);
 			ret = submit_extent_page(READ, tree, page,
 					 sector, iosize, page_offset, em->bdev,
 					 NULL, 1,
@@ -2742,13 +2852,18 @@ int try_release_extent_state(struct extent_map_tree *map,
 	int ret = 1;
 
 	if (test_range_bit(tree, start, end,
-			   EXTENT_IOBITS | EXTENT_ORDERED, 0))
+			   EXTENT_IOBITS, 0, NULL))
 		ret = 0;
 	else {
 		if ((mask & GFP_NOFS) == GFP_NOFS)
 			mask = GFP_NOFS;
-		clear_extent_bit(tree, start, end, EXTENT_UPTODATE,
-				 1, 1, mask);
+		/*
+		 * at this point we can safely clear everything except the
+		 * locked bit and the nodatasum bit
+		 */
+		clear_extent_bit(tree, start, end,
+				 ~(EXTENT_LOCKED | EXTENT_NODATASUM),
+				 0, 0, NULL, mask);
 	}
 	return ret;
 }
@@ -2771,29 +2886,28 @@ int try_release_extent_mapping(struct extent_map_tree *map,
 		u64 len;
 		while (start <= end) {
 			len = end - start + 1;
-			spin_lock(&map->lock);
+			write_lock(&map->lock);
 			em = lookup_extent_mapping(map, start, len);
 			if (!em || IS_ERR(em)) {
-				spin_unlock(&map->lock);
+				write_unlock(&map->lock);
 				break;
 			}
 			if (test_bit(EXTENT_FLAG_PINNED, &em->flags) ||
 			    em->start != start) {
-				spin_unlock(&map->lock);
+				write_unlock(&map->lock);
 				free_extent_map(em);
 				break;
 			}
 			if (!test_range_bit(tree, em->start,
 					    extent_map_end(em) - 1,
-					    EXTENT_LOCKED | EXTENT_WRITEBACK |
-					    EXTENT_ORDERED,
-					    0)) {
+					    EXTENT_LOCKED | EXTENT_WRITEBACK,
+					    0, NULL)) {
 				remove_extent_mapping(map, em);
 				/* once for the rb tree */
 				free_extent_map(em);
 			}
 			start = extent_map_end(em);
-			spin_unlock(&map->lock);
+			write_unlock(&map->lock);
 
 			/* once for us */
 			free_extent_map(em);
@@ -3203,7 +3317,7 @@ int extent_range_uptodate(struct extent_io_tree *tree,
 	int uptodate;
 	unsigned long index;
 
-	ret = test_range_bit(tree, start, end, EXTENT_UPTODATE, 1);
+	ret = test_range_bit(tree, start, end, EXTENT_UPTODATE, 1, NULL);
 	if (ret)
 		return 1;
 	while (start <= end) {
@@ -3233,7 +3347,7 @@ int extent_buffer_uptodate(struct extent_io_tree *tree,
 		return 1;
 
 	ret = test_range_bit(tree, eb->start, eb->start + eb->len - 1,
-			   EXTENT_UPTODATE, 1);
+			   EXTENT_UPTODATE, 1, NULL);
 	if (ret)
 		return ret;
 
@@ -3269,7 +3383,7 @@ int read_extent_buffer_pages(struct extent_io_tree *tree,
 		return 0;
 
 	if (test_range_bit(tree, eb->start, eb->start + eb->len - 1,
-			   EXTENT_UPTODATE, 1)) {
+			   EXTENT_UPTODATE, 1, NULL)) {
 		return 0;
 	}
 
diff --git a/fs/btrfs/extent_io.h b/fs/btrfs/extent_io.h
index 5bc20abf3f3d..36de250a7b2b 100644
--- a/fs/btrfs/extent_io.h
+++ b/fs/btrfs/extent_io.h
@@ -13,10 +13,9 @@
 #define EXTENT_DEFRAG (1 << 6)
 #define EXTENT_DEFRAG_DONE (1 << 7)
 #define EXTENT_BUFFER_FILLED (1 << 8)
-#define EXTENT_ORDERED (1 << 9)
-#define EXTENT_ORDERED_METADATA (1 << 10)
-#define EXTENT_BOUNDARY (1 << 11)
-#define EXTENT_NODATASUM (1 << 12)
+#define EXTENT_BOUNDARY (1 << 9)
+#define EXTENT_NODATASUM (1 << 10)
+#define EXTENT_DO_ACCOUNTING (1 << 11)
 #define EXTENT_IOBITS (EXTENT_LOCKED | EXTENT_WRITEBACK)
 
 /* flags for bio submission */
@@ -27,6 +26,16 @@
 #define EXTENT_BUFFER_BLOCKING 1
 #define EXTENT_BUFFER_DIRTY 2
 
+/* these are flags for extent_clear_unlock_delalloc */
+#define EXTENT_CLEAR_UNLOCK_PAGE 0x1
+#define EXTENT_CLEAR_UNLOCK	 0x2
+#define EXTENT_CLEAR_DELALLOC	 0x4
+#define EXTENT_CLEAR_DIRTY	 0x8
+#define EXTENT_SET_WRITEBACK	 0x10
+#define EXTENT_END_WRITEBACK	 0x20
+#define EXTENT_SET_PRIVATE2	 0x40
+#define EXTENT_CLEAR_ACCOUNTING  0x80
+
 /*
  * page->private values.  Every page that is controlled by the extent
  * map has page->private set to one.
@@ -62,8 +71,13 @@ struct extent_io_ops {
 				      struct extent_state *state, int uptodate);
 	int (*set_bit_hook)(struct inode *inode, u64 start, u64 end,
 			    unsigned long old, unsigned long bits);
-	int (*clear_bit_hook)(struct inode *inode, u64 start, u64 end,
-			    unsigned long old, unsigned long bits);
+	int (*clear_bit_hook)(struct inode *inode, struct extent_state *state,
+			      unsigned long bits);
+	int (*merge_extent_hook)(struct inode *inode,
+				 struct extent_state *new,
+				 struct extent_state *other);
+	int (*split_extent_hook)(struct inode *inode,
+				 struct extent_state *orig, u64 split);
 	int (*write_cache_pages_lock_hook)(struct page *page);
 };
 
@@ -81,10 +95,14 @@ struct extent_state {
 	u64 start;
 	u64 end; /* inclusive */
 	struct rb_node rb_node;
+
+	/* ADD NEW ELEMENTS AFTER THIS */
 	struct extent_io_tree *tree;
 	wait_queue_head_t wq;
 	atomic_t refs;
 	unsigned long state;
+	u64 split_start;
+	u64 split_end;
 
 	/* for use by the FS */
 	u64 private;
@@ -142,6 +160,8 @@ int try_release_extent_state(struct extent_map_tree *map,
 			     struct extent_io_tree *tree, struct page *page,
 			     gfp_t mask);
 int lock_extent(struct extent_io_tree *tree, u64 start, u64 end, gfp_t mask);
+int lock_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
+		     int bits, struct extent_state **cached, gfp_t mask);
 int unlock_extent(struct extent_io_tree *tree, u64 start, u64 end, gfp_t mask);
 int try_lock_extent(struct extent_io_tree *tree, u64 start, u64 end,
 		    gfp_t mask);
@@ -155,11 +175,12 @@ u64 count_range_bits(struct extent_io_tree *tree,
 		     u64 max_bytes, unsigned long bits);
 
 int test_range_bit(struct extent_io_tree *tree, u64 start, u64 end,
-		   int bits, int filled);
+		   int bits, int filled, struct extent_state *cached_state);
 int clear_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
 		      int bits, gfp_t mask);
 int clear_extent_bit(struct extent_io_tree *tree, u64 start, u64 end,
-		     int bits, int wake, int delete, gfp_t mask);
+		     int bits, int wake, int delete, struct extent_state **cached,
+		     gfp_t mask);
 int set_extent_bits(struct extent_io_tree *tree, u64 start, u64 end,
 		    int bits, gfp_t mask);
 int set_extent_uptodate(struct extent_io_tree *tree, u64 start, u64 end,
@@ -278,9 +299,5 @@ int extent_range_uptodate(struct extent_io_tree *tree,
 int extent_clear_unlock_delalloc(struct inode *inode,
 				struct extent_io_tree *tree,
 				u64 start, u64 end, struct page *locked_page,
-				int unlock_page,
-				int clear_unlock,
-				int clear_delalloc, int clear_dirty,
-				int set_writeback,
-				int end_writeback);
+				unsigned long op);
 #endif
diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c
index 30c9365861e6..ccbdcb54ec5d 100644
--- a/fs/btrfs/extent_map.c
+++ b/fs/btrfs/extent_map.c
@@ -36,7 +36,7 @@ void extent_map_exit(void)
 void extent_map_tree_init(struct extent_map_tree *tree, gfp_t mask)
 {
 	tree->map.rb_node = NULL;
-	spin_lock_init(&tree->lock);
+	rwlock_init(&tree->lock);
 }
 
 /**
@@ -198,6 +198,56 @@ static int mergable_maps(struct extent_map *prev, struct extent_map *next)
 	return 0;
 }
 
+int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len)
+{
+	int ret = 0;
+	struct extent_map *merge = NULL;
+	struct rb_node *rb;
+	struct extent_map *em;
+
+	write_lock(&tree->lock);
+	em = lookup_extent_mapping(tree, start, len);
+
+	WARN_ON(!em || em->start != start);
+
+	if (!em)
+		goto out;
+
+	clear_bit(EXTENT_FLAG_PINNED, &em->flags);
+
+	if (em->start != 0) {
+		rb = rb_prev(&em->rb_node);
+		if (rb)
+			merge = rb_entry(rb, struct extent_map, rb_node);
+		if (rb && mergable_maps(merge, em)) {
+			em->start = merge->start;
+			em->len += merge->len;
+			em->block_len += merge->block_len;
+			em->block_start = merge->block_start;
+			merge->in_tree = 0;
+			rb_erase(&merge->rb_node, &tree->map);
+			free_extent_map(merge);
+		}
+	}
+
+	rb = rb_next(&em->rb_node);
+	if (rb)
+		merge = rb_entry(rb, struct extent_map, rb_node);
+	if (rb && mergable_maps(em, merge)) {
+		em->len += merge->len;
+		em->block_len += merge->len;
+		rb_erase(&merge->rb_node, &tree->map);
+		merge->in_tree = 0;
+		free_extent_map(merge);
+	}
+
+	free_extent_map(em);
+out:
+	write_unlock(&tree->lock);
+	return ret;
+
+}
+
 /**
  * add_extent_mapping - add new extent map to the extent tree
  * @tree:	tree to insert new map in
@@ -222,7 +272,6 @@ int add_extent_mapping(struct extent_map_tree *tree,
 		ret = -EEXIST;
 		goto out;
 	}
-	assert_spin_locked(&tree->lock);
 	rb = tree_insert(&tree->map, em->start, &em->rb_node);
 	if (rb) {
 		ret = -EEXIST;
@@ -285,7 +334,6 @@ struct extent_map *lookup_extent_mapping(struct extent_map_tree *tree,
 	struct rb_node *next = NULL;
 	u64 end = range_end(start, len);
 
-	assert_spin_locked(&tree->lock);
 	rb_node = __tree_search(&tree->map, start, &prev, &next);
 	if (!rb_node && prev) {
 		em = rb_entry(prev, struct extent_map, rb_node);
@@ -319,6 +367,54 @@ out:
 }
 
 /**
+ * search_extent_mapping - find a nearby extent map
+ * @tree:	tree to lookup in
+ * @start:	byte offset to start the search
+ * @len:	length of the lookup range
+ *
+ * Find and return the first extent_map struct in @tree that intersects the
+ * [start, len] range.
+ *
+ * If one can't be found, any nearby extent may be returned
+ */
+struct extent_map *search_extent_mapping(struct extent_map_tree *tree,
+					 u64 start, u64 len)
+{
+	struct extent_map *em;
+	struct rb_node *rb_node;
+	struct rb_node *prev = NULL;
+	struct rb_node *next = NULL;
+
+	rb_node = __tree_search(&tree->map, start, &prev, &next);
+	if (!rb_node && prev) {
+		em = rb_entry(prev, struct extent_map, rb_node);
+		goto found;
+	}
+	if (!rb_node && next) {
+		em = rb_entry(next, struct extent_map, rb_node);
+		goto found;
+	}
+	if (!rb_node) {
+		em = NULL;
+		goto out;
+	}
+	if (IS_ERR(rb_node)) {
+		em = ERR_PTR(PTR_ERR(rb_node));
+		goto out;
+	}
+	em = rb_entry(rb_node, struct extent_map, rb_node);
+	goto found;
+
+	em = NULL;
+	goto out;
+
+found:
+	atomic_inc(&em->refs);
+out:
+	return em;
+}
+
+/**
  * remove_extent_mapping - removes an extent_map from the extent tree
  * @tree:	extent tree to remove from
  * @em:		extent map beeing removed
@@ -331,7 +427,6 @@ int remove_extent_mapping(struct extent_map_tree *tree, struct extent_map *em)
 	int ret = 0;
 
 	WARN_ON(test_bit(EXTENT_FLAG_PINNED, &em->flags));
-	assert_spin_locked(&tree->lock);
 	rb_erase(&em->rb_node, &tree->map);
 	em->in_tree = 0;
 	return ret;
diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h
index fb6eeef06bb0..ab6d74b6e647 100644
--- a/fs/btrfs/extent_map.h
+++ b/fs/btrfs/extent_map.h
@@ -31,7 +31,7 @@ struct extent_map {
 
 struct extent_map_tree {
 	struct rb_root map;
-	spinlock_t lock;
+	rwlock_t lock;
 };
 
 static inline u64 extent_map_end(struct extent_map *em)
@@ -59,4 +59,7 @@ struct extent_map *alloc_extent_map(gfp_t mask);
 void free_extent_map(struct extent_map *em);
 int __init extent_map_init(void);
 void extent_map_exit(void);
+int unpin_extent_cache(struct extent_map_tree *tree, u64 start, u64 len);
+struct extent_map *search_extent_mapping(struct extent_map_tree *tree,
+					 u64 start, u64 len);
 #endif
diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c
index 4b833972273a..06550affbd27 100644
--- a/fs/btrfs/file.c
+++ b/fs/btrfs/file.c
@@ -112,8 +112,6 @@ static noinline int dirty_and_release_pages(struct btrfs_trans_handle *trans,
 	int err = 0;
 	int i;
 	struct inode *inode = fdentry(file)->d_inode;
-	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;
-	u64 hint_byte;
 	u64 num_bytes;
 	u64 start_pos;
 	u64 end_of_last_block;
@@ -125,23 +123,10 @@ static noinline int dirty_and_release_pages(struct btrfs_trans_handle *trans,
 		    root->sectorsize - 1) & ~((u64)root->sectorsize - 1);
 
 	end_of_last_block = start_pos + num_bytes - 1;
+	err = btrfs_set_extent_delalloc(inode, start_pos, end_of_last_block);
+	if (err)
+		return err;
 
-	lock_extent(io_tree, start_pos, end_of_last_block, GFP_NOFS);
-	trans = btrfs_join_transaction(root, 1);
-	if (!trans) {
-		err = -ENOMEM;
-		goto out_unlock;
-	}
-	btrfs_set_trans_block_group(trans, inode);
-	hint_byte = 0;
-
-	set_extent_uptodate(io_tree, start_pos, end_of_last_block, GFP_NOFS);
-
-	/* check for reserved extents on each page, we don't want
-	 * to reset the delalloc bit on things that already have
-	 * extents reserved.
-	 */
-	btrfs_set_extent_delalloc(inode, start_pos, end_of_last_block);
 	for (i = 0; i < num_pages; i++) {
 		struct page *p = pages[i];
 		SetPageUptodate(p);
@@ -155,9 +140,6 @@ static noinline int dirty_and_release_pages(struct btrfs_trans_handle *trans,
 		 * at this time.
 		 */
 	}
-	err = btrfs_end_transaction(trans, root);
-out_unlock:
-	unlock_extent(io_tree, start_pos, end_of_last_block, GFP_NOFS);
 	return err;
 }
 
@@ -189,18 +171,18 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
 		if (!split2)
 			split2 = alloc_extent_map(GFP_NOFS);
 
-		spin_lock(&em_tree->lock);
+		write_lock(&em_tree->lock);
 		em = lookup_extent_mapping(em_tree, start, len);
 		if (!em) {
-			spin_unlock(&em_tree->lock);
+			write_unlock(&em_tree->lock);
 			break;
 		}
 		flags = em->flags;
 		if (skip_pinned && test_bit(EXTENT_FLAG_PINNED, &em->flags)) {
-			spin_unlock(&em_tree->lock);
 			if (em->start <= start &&
 			    (!testend || em->start + em->len >= start + len)) {
 				free_extent_map(em);
+				write_unlock(&em_tree->lock);
 				break;
 			}
 			if (start < em->start) {
@@ -210,6 +192,7 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
 				start = em->start + em->len;
 			}
 			free_extent_map(em);
+			write_unlock(&em_tree->lock);
 			continue;
 		}
 		compressed = test_bit(EXTENT_FLAG_COMPRESSED, &em->flags);
@@ -260,7 +243,7 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
 			free_extent_map(split);
 			split = NULL;
 		}
-		spin_unlock(&em_tree->lock);
+		write_unlock(&em_tree->lock);
 
 		/* once for us */
 		free_extent_map(em);
@@ -289,7 +272,7 @@ int btrfs_drop_extent_cache(struct inode *inode, u64 start, u64 end,
 noinline int btrfs_drop_extents(struct btrfs_trans_handle *trans,
 		       struct btrfs_root *root, struct inode *inode,
 		       u64 start, u64 end, u64 locked_end,
-		       u64 inline_limit, u64 *hint_byte)
+		       u64 inline_limit, u64 *hint_byte, int drop_cache)
 {
 	u64 extent_end = 0;
 	u64 search_start = start;
@@ -314,7 +297,8 @@ noinline int btrfs_drop_extents(struct btrfs_trans_handle *trans,
 	int ret;
 
 	inline_limit = 0;
-	btrfs_drop_extent_cache(inode, start, end - 1, 0);
+	if (drop_cache)
+		btrfs_drop_extent_cache(inode, start, end - 1, 0);
 
 	path = btrfs_alloc_path();
 	if (!path)
@@ -894,7 +878,8 @@ again:
 			btrfs_put_ordered_extent(ordered);
 
 		clear_extent_bits(&BTRFS_I(inode)->io_tree, start_pos,
-				  last_pos - 1, EXTENT_DIRTY | EXTENT_DELALLOC,
+				  last_pos - 1, EXTENT_DIRTY | EXTENT_DELALLOC |
+				  EXTENT_DO_ACCOUNTING,
 				  GFP_NOFS);
 		unlock_extent(&BTRFS_I(inode)->io_tree,
 			      start_pos, last_pos - 1, GFP_NOFS);
@@ -936,21 +921,35 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf,
 	start_pos = pos;
 
 	vfs_check_frozen(inode->i_sb, SB_FREEZE_WRITE);
+
+	/* do the reserve before the mutex lock in case we have to do some
+	 * flushing.  We wouldn't deadlock, but this is more polite.
+	 */
+	err = btrfs_reserve_metadata_for_delalloc(root, inode, 1);
+	if (err)
+		goto out_nolock;
+
+	mutex_lock(&inode->i_mutex);
+
 	current->backing_dev_info = inode->i_mapping->backing_dev_info;
 	err = generic_write_checks(file, &pos, &count, S_ISBLK(inode->i_mode));
 	if (err)
-		goto out_nolock;
+		goto out;
+
 	if (count == 0)
-		goto out_nolock;
+		goto out;
 
 	err = file_remove_suid(file);
 	if (err)
-		goto out_nolock;
+		goto out;
+
 	file_update_time(file);
 
 	pages = kmalloc(nrptrs * sizeof(struct page *), GFP_KERNEL);
 
-	mutex_lock(&inode->i_mutex);
+	/* generic_write_checks can change our pos */
+	start_pos = pos;
+
 	BTRFS_I(inode)->sequence++;
 	first_index = pos >> PAGE_CACHE_SHIFT;
 	last_index = (pos + count) >> PAGE_CACHE_SHIFT;
@@ -1024,9 +1023,8 @@ static ssize_t btrfs_file_write(struct file *file, const char __user *buf,
 		}
 
 		if (will_write) {
-			btrfs_fdatawrite_range(inode->i_mapping, pos,
-					       pos + write_bytes - 1,
-					       WB_SYNC_ALL);
+			filemap_fdatawrite_range(inode->i_mapping, pos,
+						 pos + write_bytes - 1);
 		} else {
 			balance_dirty_pages_ratelimited_nr(inode->i_mapping,
 							   num_pages);
@@ -1047,6 +1045,7 @@ out:
 	mutex_unlock(&inode->i_mutex);
 	if (ret)
 		err = ret;
+	btrfs_unreserve_metadata_for_delalloc(root, inode, 1);
 
 out_nolock:
 	kfree(pages);
@@ -1087,8 +1086,10 @@ out_nolock:
 					btrfs_end_transaction(trans, root);
 				else
 					btrfs_commit_transaction(trans, root);
-			} else {
+			} else if (ret != BTRFS_NO_LOG_SYNC) {
 				btrfs_commit_transaction(trans, root);
+			} else {
+				btrfs_end_transaction(trans, root);
 			}
 		}
 		if (file->f_flags & O_DIRECT) {
@@ -1138,6 +1139,13 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync)
 	int ret = 0;
 	struct btrfs_trans_handle *trans;
 
+
+	/* we wait first, since the writeback may change the inode */
+	root->log_batch++;
+	/* the VFS called filemap_fdatawrite for us */
+	btrfs_wait_ordered_range(inode, 0, (u64)-1);
+	root->log_batch++;
+
 	/*
 	 * check the transaction that last modified this inode
 	 * and see if its already been committed
@@ -1145,6 +1153,11 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync)
 	if (!BTRFS_I(inode)->last_trans)
 		goto out;
 
+	/*
+	 * if the last transaction that changed this file was before
+	 * the current transaction, we can bail out now without any
+	 * syncing
+	 */
 	mutex_lock(&root->fs_info->trans_mutex);
 	if (BTRFS_I(inode)->last_trans <=
 	    root->fs_info->last_trans_committed) {
@@ -1154,13 +1167,6 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync)
 	}
 	mutex_unlock(&root->fs_info->trans_mutex);
 
-	root->log_batch++;
-	filemap_fdatawrite(inode->i_mapping);
-	btrfs_wait_ordered_range(inode, 0, (u64)-1);
-	root->log_batch++;
-
-	if (datasync && !(inode->i_state & I_DIRTY_PAGES))
-		goto out;
 	/*
 	 * ok we haven't committed the transaction yet, lets do a commit
 	 */
@@ -1189,21 +1195,25 @@ int btrfs_sync_file(struct file *file, struct dentry *dentry, int datasync)
 	 */
 	mutex_unlock(&dentry->d_inode->i_mutex);
 
-	if (ret > 0) {
-		ret = btrfs_commit_transaction(trans, root);
-	} else {
-		ret = btrfs_sync_log(trans, root);
-		if (ret == 0)
-			ret = btrfs_end_transaction(trans, root);
-		else
+	if (ret != BTRFS_NO_LOG_SYNC) {
+		if (ret > 0) {
 			ret = btrfs_commit_transaction(trans, root);
+		} else {
+			ret = btrfs_sync_log(trans, root);
+			if (ret == 0)
+				ret = btrfs_end_transaction(trans, root);
+			else
+				ret = btrfs_commit_transaction(trans, root);
+		}
+	} else {
+		ret = btrfs_end_transaction(trans, root);
 	}
 	mutex_lock(&dentry->d_inode->i_mutex);
 out:
 	return ret > 0 ? EIO : ret;
 }
 
-static struct vm_operations_struct btrfs_file_vm_ops = {
+static const struct vm_operations_struct btrfs_file_vm_ops = {
 	.fault		= filemap_fault,
 	.page_mkwrite	= btrfs_page_mkwrite,
 };
@@ -1215,7 +1225,7 @@ static int btrfs_file_mmap(struct file	*filp, struct vm_area_struct *vma)
 	return 0;
 }
 
-struct file_operations btrfs_file_operations = {
+const struct file_operations btrfs_file_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= do_sync_read,
 	.aio_read       = generic_file_aio_read,
diff --git a/fs/btrfs/free-space-cache.c b/fs/btrfs/free-space-cache.c
index 5edcee3a617f..cb2849f03251 100644
--- a/fs/btrfs/free-space-cache.c
+++ b/fs/btrfs/free-space-cache.c
@@ -259,7 +259,9 @@ static int link_free_space(struct btrfs_block_group_cache *block_group,
 
 static void recalculate_thresholds(struct btrfs_block_group_cache *block_group)
 {
-	u64 max_bytes, possible_bytes;
+	u64 max_bytes;
+	u64 bitmap_bytes;
+	u64 extent_bytes;
 
 	/*
 	 * The goal is to keep the total amount of memory used per 1gb of space
@@ -269,22 +271,27 @@ static void recalculate_thresholds(struct btrfs_block_group_cache *block_group)
 	max_bytes = MAX_CACHE_BYTES_PER_GIG *
 		(div64_u64(block_group->key.offset, 1024 * 1024 * 1024));
 
-	possible_bytes = (block_group->total_bitmaps * PAGE_CACHE_SIZE) +
-		(sizeof(struct btrfs_free_space) *
-		 block_group->extents_thresh);
+	/*
+	 * we want to account for 1 more bitmap than what we have so we can make
+	 * sure we don't go over our overall goal of MAX_CACHE_BYTES_PER_GIG as
+	 * we add more bitmaps.
+	 */
+	bitmap_bytes = (block_group->total_bitmaps + 1) * PAGE_CACHE_SIZE;
 
-	if (possible_bytes > max_bytes) {
-		int extent_bytes = max_bytes -
-			(block_group->total_bitmaps * PAGE_CACHE_SIZE);
+	if (bitmap_bytes >= max_bytes) {
+		block_group->extents_thresh = 0;
+		return;
+	}
 
-		if (extent_bytes <= 0) {
-			block_group->extents_thresh = 0;
-			return;
-		}
+	/*
+	 * we want the extent entry threshold to always be at most 1/2 the maxw
+	 * bytes we can have, or whatever is less than that.
+	 */
+	extent_bytes = max_bytes - bitmap_bytes;
+	extent_bytes = min_t(u64, extent_bytes, div64_u64(max_bytes, 2));
 
-		block_group->extents_thresh = extent_bytes /
-			(sizeof(struct btrfs_free_space));
-	}
+	block_group->extents_thresh =
+		div64_u64(extent_bytes, (sizeof(struct btrfs_free_space)));
 }
 
 static void bitmap_clear_bits(struct btrfs_block_group_cache *block_group,
@@ -403,6 +410,7 @@ static void add_new_bitmap(struct btrfs_block_group_cache *block_group,
 	BUG_ON(block_group->total_bitmaps >= max_bitmaps);
 
 	info->offset = offset_to_bitmap(block_group, offset);
+	info->bytes = 0;
 	link_free_space(block_group, info);
 	block_group->total_bitmaps++;
 
@@ -1288,7 +1296,7 @@ again:
 			window_start = entry->offset;
 			window_free = entry->bytes;
 			last = entry;
-			max_extent = 0;
+			max_extent = entry->bytes;
 		} else {
 			last = next;
 			window_free += next->bytes;
diff --git a/fs/btrfs/inode-item.c b/fs/btrfs/inode-item.c
index 6b627c611808..72ce3c173d6a 100644
--- a/fs/btrfs/inode-item.c
+++ b/fs/btrfs/inode-item.c
@@ -149,6 +149,8 @@ int btrfs_insert_inode_ref(struct btrfs_trans_handle *trans,
 		ptr = (unsigned long)(ref + 1);
 		ret = 0;
 	} else if (ret < 0) {
+		if (ret == -EOVERFLOW)
+			ret = -EMLINK;
 		goto out;
 	} else {
 		ref = btrfs_item_ptr(path->nodes[0], path->slots[0],
@@ -177,8 +179,6 @@ int btrfs_insert_empty_inode(struct btrfs_trans_handle *trans,
 
 	ret = btrfs_insert_empty_item(trans, root, path, &key,
 				      sizeof(struct btrfs_inode_item));
-	if (ret == 0 && objectid > root->highest_inode)
-		root->highest_inode = objectid;
 	return ret;
 }
 
diff --git a/fs/btrfs/inode-map.c b/fs/btrfs/inode-map.c
index 9abbced1123d..c56eb5909172 100644
--- a/fs/btrfs/inode-map.c
+++ b/fs/btrfs/inode-map.c
@@ -43,9 +43,10 @@ int btrfs_find_highest_inode(struct btrfs_root *root, u64 *objectid)
 		slot = path->slots[0] - 1;
 		l = path->nodes[0];
 		btrfs_item_key_to_cpu(l, &found_key, slot);
-		*objectid = found_key.objectid;
+		*objectid = max_t(u64, found_key.objectid,
+				  BTRFS_FIRST_FREE_OBJECTID - 1);
 	} else {
-		*objectid = BTRFS_FIRST_FREE_OBJECTID;
+		*objectid = BTRFS_FIRST_FREE_OBJECTID - 1;
 	}
 	ret = 0;
 error:
@@ -53,91 +54,27 @@ error:
 	return ret;
 }
 
-/*
- * walks the btree of allocated inodes and find a hole.
- */
 int btrfs_find_free_objectid(struct btrfs_trans_handle *trans,
 			     struct btrfs_root *root,
 			     u64 dirid, u64 *objectid)
 {
-	struct btrfs_path *path;
-	struct btrfs_key key;
 	int ret;
-	int slot = 0;
-	u64 last_ino = 0;
-	int start_found;
-	struct extent_buffer *l;
-	struct btrfs_key search_key;
-	u64 search_start = dirid;
-
 	mutex_lock(&root->objectid_mutex);
-	if (root->last_inode_alloc >= BTRFS_FIRST_FREE_OBJECTID &&
-	    root->last_inode_alloc < BTRFS_LAST_FREE_OBJECTID) {
-		*objectid = ++root->last_inode_alloc;
-		mutex_unlock(&root->objectid_mutex);
-		return 0;
-	}
-	path = btrfs_alloc_path();
-	BUG_ON(!path);
-	search_start = max(search_start, (u64)BTRFS_FIRST_FREE_OBJECTID);
-	search_key.objectid = search_start;
-	search_key.type = 0;
-	search_key.offset = 0;
-
-	start_found = 0;
-	ret = btrfs_search_slot(trans, root, &search_key, path, 0, 0);
-	if (ret < 0)
-		goto error;
 
-	while (1) {
-		l = path->nodes[0];
-		slot = path->slots[0];
-		if (slot >= btrfs_header_nritems(l)) {
-			ret = btrfs_next_leaf(root, path);
-			if (ret == 0)
-				continue;
-			if (ret < 0)
-				goto error;
-			if (!start_found) {
-				*objectid = search_start;
-				start_found = 1;
-				goto found;
-			}
-			*objectid = last_ino > search_start ?
-				last_ino : search_start;
-			goto found;
-		}
-		btrfs_item_key_to_cpu(l, &key, slot);
-		if (key.objectid >= search_start) {
-			if (start_found) {
-				if (last_ino < search_start)
-					last_ino = search_start;
-				if (key.objectid > last_ino) {
-					*objectid = last_ino;
-					goto found;
-				}
-			} else if (key.objectid > search_start) {
-				*objectid = search_start;
-				goto found;
-			}
-		}
-		if (key.objectid >= BTRFS_LAST_FREE_OBJECTID)
-			break;
+	if (unlikely(root->highest_objectid < BTRFS_FIRST_FREE_OBJECTID)) {
+		ret = btrfs_find_highest_inode(root, &root->highest_objectid);
+		if (ret)
+			goto out;
+	}
 
-		start_found = 1;
-		last_ino = key.objectid + 1;
-		path->slots[0]++;
+	if (unlikely(root->highest_objectid >= BTRFS_LAST_FREE_OBJECTID)) {
+		ret = -ENOSPC;
+		goto out;
 	}
-	BUG_ON(1);
-found:
-	btrfs_release_path(root, path);
-	btrfs_free_path(path);
-	BUG_ON(*objectid < search_start);
-	mutex_unlock(&root->objectid_mutex);
-	return 0;
-error:
-	btrfs_release_path(root, path);
-	btrfs_free_path(path);
+
+	*objectid = ++root->highest_objectid;
+	ret = 0;
+out:
 	mutex_unlock(&root->objectid_mutex);
 	return ret;
 }
diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c
index 59cba180fe83..b3ad168a0bfc 100644
--- a/fs/btrfs/inode.c
+++ b/fs/btrfs/inode.c
@@ -55,14 +55,14 @@ struct btrfs_iget_args {
 	struct btrfs_root *root;
 };
 
-static struct inode_operations btrfs_dir_inode_operations;
-static struct inode_operations btrfs_symlink_inode_operations;
-static struct inode_operations btrfs_dir_ro_inode_operations;
-static struct inode_operations btrfs_special_inode_operations;
-static struct inode_operations btrfs_file_inode_operations;
-static struct address_space_operations btrfs_aops;
-static struct address_space_operations btrfs_symlink_aops;
-static struct file_operations btrfs_dir_file_operations;
+static const struct inode_operations btrfs_dir_inode_operations;
+static const struct inode_operations btrfs_symlink_inode_operations;
+static const struct inode_operations btrfs_dir_ro_inode_operations;
+static const struct inode_operations btrfs_special_inode_operations;
+static const struct inode_operations btrfs_file_inode_operations;
+static const struct address_space_operations btrfs_aops;
+static const struct address_space_operations btrfs_symlink_aops;
+static const struct file_operations btrfs_dir_file_operations;
 static struct extent_io_ops btrfs_extent_io_ops;
 
 static struct kmem_cache *btrfs_inode_cachep;
@@ -231,7 +231,8 @@ static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
 	}
 
 	ret = btrfs_drop_extents(trans, root, inode, start,
-				 aligned_end, aligned_end, start, &hint_byte);
+				 aligned_end, aligned_end, start,
+				 &hint_byte, 1);
 	BUG_ON(ret);
 
 	if (isize > actual_end)
@@ -240,7 +241,7 @@ static noinline int cow_file_range_inline(struct btrfs_trans_handle *trans,
 				   inline_len, compressed_size,
 				   compressed_pages);
 	BUG_ON(ret);
-	btrfs_drop_extent_cache(inode, start, aligned_end, 0);
+	btrfs_drop_extent_cache(inode, start, aligned_end - 1, 0);
 	return 0;
 }
 
@@ -423,9 +424,12 @@ again:
 			 * and free up our temp pages.
 			 */
 			extent_clear_unlock_delalloc(inode,
-						     &BTRFS_I(inode)->io_tree,
-						     start, end, NULL, 1, 0,
-						     0, 1, 1, 1);
+			     &BTRFS_I(inode)->io_tree,
+			     start, end, NULL,
+			     EXTENT_CLEAR_UNLOCK_PAGE | EXTENT_CLEAR_DIRTY |
+			     EXTENT_CLEAR_DELALLOC |
+			     EXTENT_CLEAR_ACCOUNTING |
+			     EXTENT_SET_WRITEBACK | EXTENT_END_WRITEBACK);
 			ret = 0;
 			goto free_pages_out;
 		}
@@ -534,7 +538,7 @@ static noinline int submit_compressed_extents(struct inode *inode,
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree;
 	struct extent_io_tree *io_tree;
-	int ret;
+	int ret = 0;
 
 	if (list_empty(&async_cow->extents))
 		return 0;
@@ -548,6 +552,7 @@ static noinline int submit_compressed_extents(struct inode *inode,
 
 		io_tree = &BTRFS_I(inode)->io_tree;
 
+retry:
 		/* did the compression code fall back to uncompressed IO? */
 		if (!async_extent->pages) {
 			int page_started = 0;
@@ -558,11 +563,11 @@ static noinline int submit_compressed_extents(struct inode *inode,
 				    async_extent->ram_size - 1, GFP_NOFS);
 
 			/* allocate blocks */
-			cow_file_range(inode, async_cow->locked_page,
-				       async_extent->start,
-				       async_extent->start +
-				       async_extent->ram_size - 1,
-				       &page_started, &nr_written, 0);
+			ret = cow_file_range(inode, async_cow->locked_page,
+					     async_extent->start,
+					     async_extent->start +
+					     async_extent->ram_size - 1,
+					     &page_started, &nr_written, 0);
 
 			/*
 			 * if page_started, cow_file_range inserted an
@@ -570,7 +575,7 @@ static noinline int submit_compressed_extents(struct inode *inode,
 			 * and IO for us.  Otherwise, we need to submit
 			 * all those pages down to the drive.
 			 */
-			if (!page_started)
+			if (!page_started && !ret)
 				extent_write_locked_range(io_tree,
 						  inode, async_extent->start,
 						  async_extent->start +
@@ -598,7 +603,21 @@ static noinline int submit_compressed_extents(struct inode *inode,
 					   async_extent->compressed_size,
 					   0, alloc_hint,
 					   (u64)-1, &ins, 1);
-		BUG_ON(ret);
+		if (ret) {
+			int i;
+			for (i = 0; i < async_extent->nr_pages; i++) {
+				WARN_ON(async_extent->pages[i]->mapping);
+				page_cache_release(async_extent->pages[i]);
+			}
+			kfree(async_extent->pages);
+			async_extent->nr_pages = 0;
+			async_extent->pages = NULL;
+			unlock_extent(io_tree, async_extent->start,
+				      async_extent->start +
+				      async_extent->ram_size - 1, GFP_NOFS);
+			goto retry;
+		}
+
 		em = alloc_extent_map(GFP_NOFS);
 		em->start = async_extent->start;
 		em->len = async_extent->ram_size;
@@ -611,9 +630,9 @@ static noinline int submit_compressed_extents(struct inode *inode,
 		set_bit(EXTENT_FLAG_COMPRESSED, &em->flags);
 
 		while (1) {
-			spin_lock(&em_tree->lock);
+			write_lock(&em_tree->lock);
 			ret = add_extent_mapping(em_tree, em);
-			spin_unlock(&em_tree->lock);
+			write_unlock(&em_tree->lock);
 			if (ret != -EEXIST) {
 				free_extent_map(em);
 				break;
@@ -636,11 +655,14 @@ static noinline int submit_compressed_extents(struct inode *inode,
 		 * clear dirty, set writeback and unlock the pages.
 		 */
 		extent_clear_unlock_delalloc(inode,
-					     &BTRFS_I(inode)->io_tree,
-					     async_extent->start,
-					     async_extent->start +
-					     async_extent->ram_size - 1,
-					     NULL, 1, 1, 0, 1, 1, 0);
+				&BTRFS_I(inode)->io_tree,
+				async_extent->start,
+				async_extent->start +
+				async_extent->ram_size - 1,
+				NULL, EXTENT_CLEAR_UNLOCK_PAGE |
+				EXTENT_CLEAR_UNLOCK |
+				EXTENT_CLEAR_DELALLOC |
+				EXTENT_CLEAR_DIRTY | EXTENT_SET_WRITEBACK);
 
 		ret = btrfs_submit_compressed_write(inode,
 				    async_extent->start,
@@ -711,9 +733,15 @@ static noinline int cow_file_range(struct inode *inode,
 					    start, end, 0, NULL);
 		if (ret == 0) {
 			extent_clear_unlock_delalloc(inode,
-						     &BTRFS_I(inode)->io_tree,
-						     start, end, NULL, 1, 1,
-						     1, 1, 1, 1);
+				     &BTRFS_I(inode)->io_tree,
+				     start, end, NULL,
+				     EXTENT_CLEAR_UNLOCK_PAGE |
+				     EXTENT_CLEAR_UNLOCK |
+				     EXTENT_CLEAR_DELALLOC |
+				     EXTENT_CLEAR_ACCOUNTING |
+				     EXTENT_CLEAR_DIRTY |
+				     EXTENT_SET_WRITEBACK |
+				     EXTENT_END_WRITEBACK);
 			*nr_written = *nr_written +
 			     (end - start + PAGE_CACHE_SIZE) / PAGE_CACHE_SIZE;
 			*page_started = 1;
@@ -725,9 +753,34 @@ static noinline int cow_file_range(struct inode *inode,
 	BUG_ON(disk_num_bytes >
 	       btrfs_super_total_bytes(&root->fs_info->super_copy));
 
+
+	read_lock(&BTRFS_I(inode)->extent_tree.lock);
+	em = search_extent_mapping(&BTRFS_I(inode)->extent_tree,
+				   start, num_bytes);
+	if (em) {
+		/*
+		 * if block start isn't an actual block number then find the
+		 * first block in this inode and use that as a hint.  If that
+		 * block is also bogus then just don't worry about it.
+		 */
+		if (em->block_start >= EXTENT_MAP_LAST_BYTE) {
+			free_extent_map(em);
+			em = search_extent_mapping(em_tree, 0, 0);
+			if (em && em->block_start < EXTENT_MAP_LAST_BYTE)
+				alloc_hint = em->block_start;
+			if (em)
+				free_extent_map(em);
+		} else {
+			alloc_hint = em->block_start;
+			free_extent_map(em);
+		}
+	}
+	read_unlock(&BTRFS_I(inode)->extent_tree.lock);
 	btrfs_drop_extent_cache(inode, start, start + num_bytes - 1, 0);
 
 	while (disk_num_bytes > 0) {
+		unsigned long op;
+
 		cur_alloc_size = min(disk_num_bytes, root->fs_info->max_extent);
 		ret = btrfs_reserve_extent(trans, root, cur_alloc_size,
 					   root->sectorsize, 0, alloc_hint,
@@ -737,7 +790,6 @@ static noinline int cow_file_range(struct inode *inode,
 		em = alloc_extent_map(GFP_NOFS);
 		em->start = start;
 		em->orig_start = em->start;
-
 		ram_size = ins.offset;
 		em->len = ins.offset;
 
@@ -747,9 +799,9 @@ static noinline int cow_file_range(struct inode *inode,
 		set_bit(EXTENT_FLAG_PINNED, &em->flags);
 
 		while (1) {
-			spin_lock(&em_tree->lock);
+			write_lock(&em_tree->lock);
 			ret = add_extent_mapping(em_tree, em);
-			spin_unlock(&em_tree->lock);
+			write_unlock(&em_tree->lock);
 			if (ret != -EEXIST) {
 				free_extent_map(em);
 				break;
@@ -776,11 +828,17 @@ static noinline int cow_file_range(struct inode *inode,
 		/* we're not doing compressed IO, don't unlock the first
 		 * page (which the caller expects to stay locked), don't
 		 * clear any dirty bits and don't set any writeback bits
+		 *
+		 * Do set the Private2 bit so we know this page was properly
+		 * setup for writepage
 		 */
+		op = unlock ? EXTENT_CLEAR_UNLOCK_PAGE : 0;
+		op |= EXTENT_CLEAR_UNLOCK | EXTENT_CLEAR_DELALLOC |
+			EXTENT_SET_PRIVATE2;
+
 		extent_clear_unlock_delalloc(inode, &BTRFS_I(inode)->io_tree,
 					     start, start + ram_size - 1,
-					     locked_page, unlock, 1,
-					     1, 0, 0, 0);
+					     locked_page, op);
 		disk_num_bytes -= cur_alloc_size;
 		num_bytes -= cur_alloc_size;
 		alloc_hint = ins.objectid + ins.offset;
@@ -852,8 +910,8 @@ static int cow_file_range_async(struct inode *inode, struct page *locked_page,
 	u64 cur_end;
 	int limit = 10 * 1024 * 1042;
 
-	clear_extent_bit(&BTRFS_I(inode)->io_tree, start, end, EXTENT_LOCKED |
-			 EXTENT_DELALLOC, 1, 0, GFP_NOFS);
+	clear_extent_bit(&BTRFS_I(inode)->io_tree, start, end, EXTENT_LOCKED,
+			 1, 0, NULL, GFP_NOFS);
 	while (start < end) {
 		async_cow = kmalloc(sizeof(*async_cow), GFP_NOFS);
 		async_cow->inode = inode;
@@ -994,6 +1052,7 @@ next_slot:
 
 		if (found_key.offset > cur_offset) {
 			extent_end = found_key.offset;
+			extent_type = 0;
 			goto out_check;
 		}
 
@@ -1080,9 +1139,9 @@ out_check:
 			em->bdev = root->fs_info->fs_devices->latest_bdev;
 			set_bit(EXTENT_FLAG_PINNED, &em->flags);
 			while (1) {
-				spin_lock(&em_tree->lock);
+				write_lock(&em_tree->lock);
 				ret = add_extent_mapping(em_tree, em);
-				spin_unlock(&em_tree->lock);
+				write_unlock(&em_tree->lock);
 				if (ret != -EEXIST) {
 					free_extent_map(em);
 					break;
@@ -1100,8 +1159,10 @@ out_check:
 		BUG_ON(ret);
 
 		extent_clear_unlock_delalloc(inode, &BTRFS_I(inode)->io_tree,
-					cur_offset, cur_offset + num_bytes - 1,
-					locked_page, 1, 1, 1, 0, 0, 0);
+				cur_offset, cur_offset + num_bytes - 1,
+				locked_page, EXTENT_CLEAR_UNLOCK_PAGE |
+				EXTENT_CLEAR_UNLOCK | EXTENT_CLEAR_DELALLOC |
+				EXTENT_SET_PRIVATE2);
 		cur_offset = extent_end;
 		if (cur_offset > end)
 			break;
@@ -1147,6 +1208,89 @@ static int run_delalloc_range(struct inode *inode, struct page *locked_page,
 	return ret;
 }
 
+static int btrfs_split_extent_hook(struct inode *inode,
+				    struct extent_state *orig, u64 split)
+{
+	struct btrfs_root *root = BTRFS_I(inode)->root;
+	u64 size;
+
+	if (!(orig->state & EXTENT_DELALLOC))
+		return 0;
+
+	size = orig->end - orig->start + 1;
+	if (size > root->fs_info->max_extent) {
+		u64 num_extents;
+		u64 new_size;
+
+		new_size = orig->end - split + 1;
+		num_extents = div64_u64(size + root->fs_info->max_extent - 1,
+					root->fs_info->max_extent);
+
+		/*
+		 * if we break a large extent up then leave oustanding_extents
+		 * be, since we've already accounted for the large extent.
+		 */
+		if (div64_u64(new_size + root->fs_info->max_extent - 1,
+			      root->fs_info->max_extent) < num_extents)
+			return 0;
+	}
+
+	spin_lock(&BTRFS_I(inode)->accounting_lock);
+	BTRFS_I(inode)->outstanding_extents++;
+	spin_unlock(&BTRFS_I(inode)->accounting_lock);
+
+	return 0;
+}
+
+/*
+ * extent_io.c merge_extent_hook, used to track merged delayed allocation
+ * extents so we can keep track of new extents that are just merged onto old
+ * extents, such as when we are doing sequential writes, so we can properly
+ * account for the metadata space we'll need.
+ */
+static int btrfs_merge_extent_hook(struct inode *inode,
+				   struct extent_state *new,
+				   struct extent_state *other)
+{
+	struct btrfs_root *root = BTRFS_I(inode)->root;
+	u64 new_size, old_size;
+	u64 num_extents;
+
+	/* not delalloc, ignore it */
+	if (!(other->state & EXTENT_DELALLOC))
+		return 0;
+
+	old_size = other->end - other->start + 1;
+	if (new->start < other->start)
+		new_size = other->end - new->start + 1;
+	else
+		new_size = new->end - other->start + 1;
+
+	/* we're not bigger than the max, unreserve the space and go */
+	if (new_size <= root->fs_info->max_extent) {
+		spin_lock(&BTRFS_I(inode)->accounting_lock);
+		BTRFS_I(inode)->outstanding_extents--;
+		spin_unlock(&BTRFS_I(inode)->accounting_lock);
+		return 0;
+	}
+
+	/*
+	 * If we grew by another max_extent, just return, we want to keep that
+	 * reserved amount.
+	 */
+	num_extents = div64_u64(old_size + root->fs_info->max_extent - 1,
+				root->fs_info->max_extent);
+	if (div64_u64(new_size + root->fs_info->max_extent - 1,
+		      root->fs_info->max_extent) > num_extents)
+		return 0;
+
+	spin_lock(&BTRFS_I(inode)->accounting_lock);
+	BTRFS_I(inode)->outstanding_extents--;
+	spin_unlock(&BTRFS_I(inode)->accounting_lock);
+
+	return 0;
+}
+
 /*
  * extent_io.c set_bit_hook, used to track delayed allocation
  * bytes in this file, and to maintain the list of inodes that
@@ -1155,6 +1299,7 @@ static int run_delalloc_range(struct inode *inode, struct page *locked_page,
 static int btrfs_set_bit_hook(struct inode *inode, u64 start, u64 end,
 		       unsigned long old, unsigned long bits)
 {
+
 	/*
 	 * set_bit and clear bit hooks normally require _irqsave/restore
 	 * but in this case, we are only testeing for the DELALLOC
@@ -1162,6 +1307,10 @@ static int btrfs_set_bit_hook(struct inode *inode, u64 start, u64 end,
 	 */
 	if (!(old & EXTENT_DELALLOC) && (bits & EXTENT_DELALLOC)) {
 		struct btrfs_root *root = BTRFS_I(inode)->root;
+
+		spin_lock(&BTRFS_I(inode)->accounting_lock);
+		BTRFS_I(inode)->outstanding_extents++;
+		spin_unlock(&BTRFS_I(inode)->accounting_lock);
 		btrfs_delalloc_reserve_space(root, inode, end - start + 1);
 		spin_lock(&root->fs_info->delalloc_lock);
 		BTRFS_I(inode)->delalloc_bytes += end - start + 1;
@@ -1178,22 +1327,31 @@ static int btrfs_set_bit_hook(struct inode *inode, u64 start, u64 end,
 /*
  * extent_io.c clear_bit_hook, see set_bit_hook for why
  */
-static int btrfs_clear_bit_hook(struct inode *inode, u64 start, u64 end,
-			 unsigned long old, unsigned long bits)
+static int btrfs_clear_bit_hook(struct inode *inode,
+				struct extent_state *state, unsigned long bits)
 {
 	/*
 	 * set_bit and clear bit hooks normally require _irqsave/restore
 	 * but in this case, we are only testeing for the DELALLOC
 	 * bit, which is only set or cleared with irqs on
 	 */
-	if ((old & EXTENT_DELALLOC) && (bits & EXTENT_DELALLOC)) {
+	if ((state->state & EXTENT_DELALLOC) && (bits & EXTENT_DELALLOC)) {
 		struct btrfs_root *root = BTRFS_I(inode)->root;
 
+		if (bits & EXTENT_DO_ACCOUNTING) {
+			spin_lock(&BTRFS_I(inode)->accounting_lock);
+			BTRFS_I(inode)->outstanding_extents--;
+			spin_unlock(&BTRFS_I(inode)->accounting_lock);
+			btrfs_unreserve_metadata_for_delalloc(root, inode, 1);
+		}
+
 		spin_lock(&root->fs_info->delalloc_lock);
-		if (end - start + 1 > root->fs_info->delalloc_bytes) {
+		if (state->end - state->start + 1 >
+		    root->fs_info->delalloc_bytes) {
 			printk(KERN_INFO "btrfs warning: delalloc account "
 			       "%llu %llu\n",
-			       (unsigned long long)end - start + 1,
+			       (unsigned long long)
+			       state->end - state->start + 1,
 			       (unsigned long long)
 			       root->fs_info->delalloc_bytes);
 			btrfs_delalloc_free_space(root, inode, (u64)-1);
@@ -1201,9 +1359,12 @@ static int btrfs_clear_bit_hook(struct inode *inode, u64 start, u64 end,
 			BTRFS_I(inode)->delalloc_bytes = 0;
 		} else {
 			btrfs_delalloc_free_space(root, inode,
-						  end - start + 1);
-			root->fs_info->delalloc_bytes -= end - start + 1;
-			BTRFS_I(inode)->delalloc_bytes -= end - start + 1;
+						  state->end -
+						  state->start + 1);
+			root->fs_info->delalloc_bytes -= state->end -
+				state->start + 1;
+			BTRFS_I(inode)->delalloc_bytes -= state->end -
+				state->start + 1;
 		}
 		if (BTRFS_I(inode)->delalloc_bytes == 0 &&
 		    !list_empty(&BTRFS_I(inode)->delalloc_inodes)) {
@@ -1374,10 +1535,8 @@ again:
 	lock_extent(&BTRFS_I(inode)->io_tree, page_start, page_end, GFP_NOFS);
 
 	/* already ordered? We're done */
-	if (test_range_bit(&BTRFS_I(inode)->io_tree, page_start, page_end,
-			     EXTENT_ORDERED, 0)) {
+	if (PagePrivate2(page))
 		goto out;
-	}
 
 	ordered = btrfs_lookup_ordered_extent(inode, page_start);
 	if (ordered) {
@@ -1413,11 +1572,9 @@ static int btrfs_writepage_start_hook(struct page *page, u64 start, u64 end)
 	struct inode *inode = page->mapping->host;
 	struct btrfs_writepage_fixup *fixup;
 	struct btrfs_root *root = BTRFS_I(inode)->root;
-	int ret;
 
-	ret = test_range_bit(&BTRFS_I(inode)->io_tree, start, end,
-			     EXTENT_ORDERED, 0);
-	if (ret)
+	/* this page is properly in the ordered list */
+	if (TestClearPagePrivate2(page))
 		return 0;
 
 	if (PageChecked(page))
@@ -1455,9 +1612,19 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
 	BUG_ON(!path);
 
 	path->leave_spinning = 1;
+
+	/*
+	 * we may be replacing one extent in the tree with another.
+	 * The new extent is pinned in the extent map, and we don't want
+	 * to drop it from the cache until it is completely in the btree.
+	 *
+	 * So, tell btrfs_drop_extents to leave this extent in the cache.
+	 * the caller is expected to unpin it and allow it to be merged
+	 * with the others.
+	 */
 	ret = btrfs_drop_extents(trans, root, inode, file_pos,
 				 file_pos + num_bytes, locked_end,
-				 file_pos, &hint);
+				 file_pos, &hint, 0);
 	BUG_ON(ret);
 
 	ins.objectid = inode->i_ino;
@@ -1485,7 +1652,6 @@ static int insert_reserved_file_extent(struct btrfs_trans_handle *trans,
 	btrfs_mark_buffer_dirty(leaf);
 
 	inode_add_bytes(inode, num_bytes);
-	btrfs_drop_extent_cache(inode, file_pos, file_pos + num_bytes - 1, 0);
 
 	ins.objectid = disk_bytenr;
 	ins.offset = disk_num_bytes;
@@ -1596,6 +1762,9 @@ static int btrfs_finish_ordered_io(struct inode *inode, u64 start, u64 end)
 						ordered_extent->len,
 						compressed, 0, 0,
 						BTRFS_FILE_EXTENT_REG);
+		unpin_extent_cache(&BTRFS_I(inode)->extent_tree,
+				   ordered_extent->file_offset,
+				   ordered_extent->len);
 		BUG_ON(ret);
 	}
 	unlock_extent(io_tree, ordered_extent->file_offset,
@@ -1623,6 +1792,7 @@ nocow:
 static int btrfs_writepage_end_io_hook(struct page *page, u64 start, u64 end,
 				struct extent_state *state, int uptodate)
 {
+	ClearPagePrivate2(page);
 	return btrfs_finish_ordered_io(page->mapping->host, start, end);
 }
 
@@ -1669,13 +1839,13 @@ static int btrfs_io_failed_hook(struct bio *failed_bio,
 		failrec->last_mirror = 0;
 		failrec->bio_flags = 0;
 
-		spin_lock(&em_tree->lock);
+		read_lock(&em_tree->lock);
 		em = lookup_extent_mapping(em_tree, start, failrec->len);
 		if (em->start > start || em->start + em->len < start) {
 			free_extent_map(em);
 			em = NULL;
 		}
-		spin_unlock(&em_tree->lock);
+		read_unlock(&em_tree->lock);
 
 		if (!em || IS_ERR(em)) {
 			kfree(failrec);
@@ -1794,7 +1964,7 @@ static int btrfs_readpage_end_io_hook(struct page *page, u64 start, u64 end,
 		return 0;
 
 	if (root->root_key.objectid == BTRFS_DATA_RELOC_TREE_OBJECTID &&
-	    test_range_bit(io_tree, start, end, EXTENT_NODATASUM, 1)) {
+	    test_range_bit(io_tree, start, end, EXTENT_NODATASUM, 1, NULL)) {
 		clear_extent_bits(io_tree, start, end, EXTENT_NODATASUM,
 				  GFP_NOFS);
 		return 0;
@@ -2333,7 +2503,19 @@ static int btrfs_unlink(struct inode *dir, struct dentry *dentry)
 
 	root = BTRFS_I(dir)->root;
 
+	/*
+	 * 5 items for unlink inode
+	 * 1 for orphan
+	 */
+	ret = btrfs_reserve_metadata_space(root, 6);
+	if (ret)
+		return ret;
+
 	trans = btrfs_start_transaction(root, 1);
+	if (IS_ERR(trans)) {
+		btrfs_unreserve_metadata_space(root, 6);
+		return PTR_ERR(trans);
+	}
 
 	btrfs_set_trans_block_group(trans, dir);
 
@@ -2348,10 +2530,74 @@ static int btrfs_unlink(struct inode *dir, struct dentry *dentry)
 	nr = trans->blocks_used;
 
 	btrfs_end_transaction_throttle(trans, root);
+	btrfs_unreserve_metadata_space(root, 6);
 	btrfs_btree_balance_dirty(root, nr);
 	return ret;
 }
 
+int btrfs_unlink_subvol(struct btrfs_trans_handle *trans,
+			struct btrfs_root *root,
+			struct inode *dir, u64 objectid,
+			const char *name, int name_len)
+{
+	struct btrfs_path *path;
+	struct extent_buffer *leaf;
+	struct btrfs_dir_item *di;
+	struct btrfs_key key;
+	u64 index;
+	int ret;
+
+	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
+
+	di = btrfs_lookup_dir_item(trans, root, path, dir->i_ino,
+				   name, name_len, -1);
+	BUG_ON(!di || IS_ERR(di));
+
+	leaf = path->nodes[0];
+	btrfs_dir_item_key_to_cpu(leaf, di, &key);
+	WARN_ON(key.type != BTRFS_ROOT_ITEM_KEY || key.objectid != objectid);
+	ret = btrfs_delete_one_dir_name(trans, root, path, di);
+	BUG_ON(ret);
+	btrfs_release_path(root, path);
+
+	ret = btrfs_del_root_ref(trans, root->fs_info->tree_root,
+				 objectid, root->root_key.objectid,
+				 dir->i_ino, &index, name, name_len);
+	if (ret < 0) {
+		BUG_ON(ret != -ENOENT);
+		di = btrfs_search_dir_index_item(root, path, dir->i_ino,
+						 name, name_len);
+		BUG_ON(!di || IS_ERR(di));
+
+		leaf = path->nodes[0];
+		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
+		btrfs_release_path(root, path);
+		index = key.offset;
+	}
+
+	di = btrfs_lookup_dir_index_item(trans, root, path, dir->i_ino,
+					 index, name, name_len, -1);
+	BUG_ON(!di || IS_ERR(di));
+
+	leaf = path->nodes[0];
+	btrfs_dir_item_key_to_cpu(leaf, di, &key);
+	WARN_ON(key.type != BTRFS_ROOT_ITEM_KEY || key.objectid != objectid);
+	ret = btrfs_delete_one_dir_name(trans, root, path, di);
+	BUG_ON(ret);
+	btrfs_release_path(root, path);
+
+	btrfs_i_size_write(dir, dir->i_size - name_len * 2);
+	dir->i_mtime = dir->i_ctime = CURRENT_TIME;
+	ret = btrfs_update_inode(trans, root, dir);
+	BUG_ON(ret);
+	dir->i_sb->s_dirt = 1;
+
+	btrfs_free_path(path);
+	return 0;
+}
+
 static int btrfs_rmdir(struct inode *dir, struct dentry *dentry)
 {
 	struct inode *inode = dentry->d_inode;
@@ -2361,31 +2607,43 @@ static int btrfs_rmdir(struct inode *dir, struct dentry *dentry)
 	struct btrfs_trans_handle *trans;
 	unsigned long nr = 0;
 
-	/*
-	 * the FIRST_FREE_OBJECTID check makes sure we don't try to rmdir
-	 * the root of a subvolume or snapshot
-	 */
 	if (inode->i_size > BTRFS_EMPTY_DIR_SIZE ||
-	    inode->i_ino == BTRFS_FIRST_FREE_OBJECTID) {
+	    inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)
 		return -ENOTEMPTY;
-	}
+
+	ret = btrfs_reserve_metadata_space(root, 5);
+	if (ret)
+		return ret;
 
 	trans = btrfs_start_transaction(root, 1);
+	if (IS_ERR(trans)) {
+		btrfs_unreserve_metadata_space(root, 5);
+		return PTR_ERR(trans);
+	}
+
 	btrfs_set_trans_block_group(trans, dir);
 
+	if (unlikely(inode->i_ino == BTRFS_EMPTY_SUBVOL_DIR_OBJECTID)) {
+		err = btrfs_unlink_subvol(trans, root, dir,
+					  BTRFS_I(inode)->location.objectid,
+					  dentry->d_name.name,
+					  dentry->d_name.len);
+		goto out;
+	}
+
 	err = btrfs_orphan_add(trans, inode);
 	if (err)
-		goto fail_trans;
+		goto out;
 
 	/* now the directory is empty */
 	err = btrfs_unlink_inode(trans, root, dir, dentry->d_inode,
 				 dentry->d_name.name, dentry->d_name.len);
 	if (!err)
 		btrfs_i_size_write(inode, 0);
-
-fail_trans:
+out:
 	nr = trans->blocks_used;
 	ret = btrfs_end_transaction_throttle(trans, root);
+	btrfs_unreserve_metadata_space(root, 5);
 	btrfs_btree_balance_dirty(root, nr);
 
 	if (ret && !err)
@@ -2826,12 +3084,22 @@ static int btrfs_truncate_page(struct address_space *mapping, loff_t from)
 
 	if ((offset & (blocksize - 1)) == 0)
 		goto out;
+	ret = btrfs_check_data_free_space(root, inode, PAGE_CACHE_SIZE);
+	if (ret)
+		goto out;
+
+	ret = btrfs_reserve_metadata_for_delalloc(root, inode, 1);
+	if (ret)
+		goto out;
 
 	ret = -ENOMEM;
 again:
 	page = grab_cache_page(mapping, index);
-	if (!page)
+	if (!page) {
+		btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE);
+		btrfs_unreserve_metadata_for_delalloc(root, inode, 1);
 		goto out;
+	}
 
 	page_start = page_offset(page);
 	page_end = page_start + PAGE_CACHE_SIZE - 1;
@@ -2864,7 +3132,16 @@ again:
 		goto again;
 	}
 
-	btrfs_set_extent_delalloc(inode, page_start, page_end);
+	clear_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end,
+			  EXTENT_DIRTY | EXTENT_DELALLOC | EXTENT_DO_ACCOUNTING,
+			  GFP_NOFS);
+
+	ret = btrfs_set_extent_delalloc(inode, page_start, page_end);
+	if (ret) {
+		unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
+		goto out_unlock;
+	}
+
 	ret = 0;
 	if (offset != PAGE_CACHE_SIZE) {
 		kaddr = kmap(page);
@@ -2877,6 +3154,9 @@ again:
 	unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
 
 out_unlock:
+	if (ret)
+		btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE);
+	btrfs_unreserve_metadata_for_delalloc(root, inode, 1);
 	unlock_page(page);
 	page_cache_release(page);
 out:
@@ -2895,17 +3175,15 @@ int btrfs_cont_expand(struct inode *inode, loff_t size)
 	u64 last_byte;
 	u64 cur_offset;
 	u64 hole_size;
-	int err;
+	int err = 0;
 
 	if (size <= hole_start)
 		return 0;
 
-	err = btrfs_check_metadata_free_space(root);
+	err = btrfs_truncate_page(inode->i_mapping, inode->i_size);
 	if (err)
 		return err;
 
-	btrfs_truncate_page(inode->i_mapping, inode->i_size);
-
 	while (1) {
 		struct btrfs_ordered_extent *ordered;
 		btrfs_wait_ordered_range(inode, hole_start,
@@ -2935,15 +3213,21 @@ int btrfs_cont_expand(struct inode *inode, loff_t size)
 						 cur_offset,
 						 cur_offset + hole_size,
 						 block_end,
-						 cur_offset, &hint_byte);
+						 cur_offset, &hint_byte, 1);
 			if (err)
 				break;
+
+			err = btrfs_reserve_metadata_space(root, 1);
+			if (err)
+				break;
+
 			err = btrfs_insert_file_extent(trans, root,
 					inode->i_ino, cur_offset, 0,
 					0, hole_size, 0, hole_size,
 					0, 0, 0);
 			btrfs_drop_extent_cache(inode, hole_start,
 					last_byte - 1, 0);
+			btrfs_unreserve_metadata_space(root, 1);
 		}
 		free_extent_map(em);
 		cur_offset = last_byte;
@@ -3003,6 +3287,11 @@ void btrfs_delete_inode(struct inode *inode)
 	}
 	btrfs_wait_ordered_range(inode, 0, (u64)-1);
 
+	if (inode->i_nlink > 0) {
+		BUG_ON(btrfs_root_refs(&root->root_item) != 0);
+		goto no_delete;
+	}
+
 	btrfs_i_size_write(inode, 0);
 	trans = btrfs_join_transaction(root, 1);
 
@@ -3070,29 +3359,67 @@ out_err:
  * is kind of like crossing a mount point.
  */
 static int fixup_tree_root_location(struct btrfs_root *root,
-			     struct btrfs_key *location,
-			     struct btrfs_root **sub_root,
-			     struct dentry *dentry)
+				    struct inode *dir,
+				    struct dentry *dentry,
+				    struct btrfs_key *location,
+				    struct btrfs_root **sub_root)
 {
-	struct btrfs_root_item *ri;
+	struct btrfs_path *path;
+	struct btrfs_root *new_root;
+	struct btrfs_root_ref *ref;
+	struct extent_buffer *leaf;
+	int ret;
+	int err = 0;
 
-	if (btrfs_key_type(location) != BTRFS_ROOT_ITEM_KEY)
-		return 0;
-	if (location->objectid == BTRFS_ROOT_TREE_OBJECTID)
-		return 0;
+	path = btrfs_alloc_path();
+	if (!path) {
+		err = -ENOMEM;
+		goto out;
+	}
 
-	*sub_root = btrfs_read_fs_root(root->fs_info, location,
-					dentry->d_name.name,
-					dentry->d_name.len);
-	if (IS_ERR(*sub_root))
-		return PTR_ERR(*sub_root);
+	err = -ENOENT;
+	ret = btrfs_find_root_ref(root->fs_info->tree_root, path,
+				  BTRFS_I(dir)->root->root_key.objectid,
+				  location->objectid);
+	if (ret) {
+		if (ret < 0)
+			err = ret;
+		goto out;
+	}
 
-	ri = &(*sub_root)->root_item;
-	location->objectid = btrfs_root_dirid(ri);
-	btrfs_set_key_type(location, BTRFS_INODE_ITEM_KEY);
-	location->offset = 0;
+	leaf = path->nodes[0];
+	ref = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_root_ref);
+	if (btrfs_root_ref_dirid(leaf, ref) != dir->i_ino ||
+	    btrfs_root_ref_name_len(leaf, ref) != dentry->d_name.len)
+		goto out;
 
-	return 0;
+	ret = memcmp_extent_buffer(leaf, dentry->d_name.name,
+				   (unsigned long)(ref + 1),
+				   dentry->d_name.len);
+	if (ret)
+		goto out;
+
+	btrfs_release_path(root->fs_info->tree_root, path);
+
+	new_root = btrfs_read_fs_root_no_name(root->fs_info, location);
+	if (IS_ERR(new_root)) {
+		err = PTR_ERR(new_root);
+		goto out;
+	}
+
+	if (btrfs_root_refs(&new_root->root_item) == 0) {
+		err = -ENOENT;
+		goto out;
+	}
+
+	*sub_root = new_root;
+	location->objectid = btrfs_root_dirid(&new_root->root_item);
+	location->type = BTRFS_INODE_ITEM_KEY;
+	location->offset = 0;
+	err = 0;
+out:
+	btrfs_free_path(path);
+	return err;
 }
 
 static void inode_tree_add(struct inode *inode)
@@ -3101,11 +3428,13 @@ static void inode_tree_add(struct inode *inode)
 	struct btrfs_inode *entry;
 	struct rb_node **p;
 	struct rb_node *parent;
-
 again:
 	p = &root->inode_tree.rb_node;
 	parent = NULL;
 
+	if (hlist_unhashed(&inode->i_hash))
+		return;
+
 	spin_lock(&root->inode_lock);
 	while (*p) {
 		parent = *p;
@@ -3132,13 +3461,87 @@ again:
 static void inode_tree_del(struct inode *inode)
 {
 	struct btrfs_root *root = BTRFS_I(inode)->root;
+	int empty = 0;
 
 	spin_lock(&root->inode_lock);
 	if (!RB_EMPTY_NODE(&BTRFS_I(inode)->rb_node)) {
 		rb_erase(&BTRFS_I(inode)->rb_node, &root->inode_tree);
 		RB_CLEAR_NODE(&BTRFS_I(inode)->rb_node);
+		empty = RB_EMPTY_ROOT(&root->inode_tree);
+	}
+	spin_unlock(&root->inode_lock);
+
+	if (empty && btrfs_root_refs(&root->root_item) == 0) {
+		synchronize_srcu(&root->fs_info->subvol_srcu);
+		spin_lock(&root->inode_lock);
+		empty = RB_EMPTY_ROOT(&root->inode_tree);
+		spin_unlock(&root->inode_lock);
+		if (empty)
+			btrfs_add_dead_root(root);
+	}
+}
+
+int btrfs_invalidate_inodes(struct btrfs_root *root)
+{
+	struct rb_node *node;
+	struct rb_node *prev;
+	struct btrfs_inode *entry;
+	struct inode *inode;
+	u64 objectid = 0;
+
+	WARN_ON(btrfs_root_refs(&root->root_item) != 0);
+
+	spin_lock(&root->inode_lock);
+again:
+	node = root->inode_tree.rb_node;
+	prev = NULL;
+	while (node) {
+		prev = node;
+		entry = rb_entry(node, struct btrfs_inode, rb_node);
+
+		if (objectid < entry->vfs_inode.i_ino)
+			node = node->rb_left;
+		else if (objectid > entry->vfs_inode.i_ino)
+			node = node->rb_right;
+		else
+			break;
+	}
+	if (!node) {
+		while (prev) {
+			entry = rb_entry(prev, struct btrfs_inode, rb_node);
+			if (objectid <= entry->vfs_inode.i_ino) {
+				node = prev;
+				break;
+			}
+			prev = rb_next(prev);
+		}
+	}
+	while (node) {
+		entry = rb_entry(node, struct btrfs_inode, rb_node);
+		objectid = entry->vfs_inode.i_ino + 1;
+		inode = igrab(&entry->vfs_inode);
+		if (inode) {
+			spin_unlock(&root->inode_lock);
+			if (atomic_read(&inode->i_count) > 1)
+				d_prune_aliases(inode);
+			/*
+			 * btrfs_drop_inode will remove it from
+			 * the inode cache when its usage count
+			 * hits zero.
+			 */
+			iput(inode);
+			cond_resched();
+			spin_lock(&root->inode_lock);
+			goto again;
+		}
+
+		if (cond_resched_lock(&root->inode_lock))
+			goto again;
+
+		node = rb_next(node);
 	}
 	spin_unlock(&root->inode_lock);
+	return 0;
 }
 
 static noinline void init_btrfs_i(struct inode *inode)
@@ -3148,6 +3551,7 @@ static noinline void init_btrfs_i(struct inode *inode)
 	bi->generation = 0;
 	bi->sequence = 0;
 	bi->last_trans = 0;
+	bi->last_sub_trans = 0;
 	bi->logged_trans = 0;
 	bi->delalloc_bytes = 0;
 	bi->reserved_bytes = 0;
@@ -3225,15 +3629,41 @@ struct inode *btrfs_iget(struct super_block *s, struct btrfs_key *location,
 	return inode;
 }
 
+static struct inode *new_simple_dir(struct super_block *s,
+				    struct btrfs_key *key,
+				    struct btrfs_root *root)
+{
+	struct inode *inode = new_inode(s);
+
+	if (!inode)
+		return ERR_PTR(-ENOMEM);
+
+	init_btrfs_i(inode);
+
+	BTRFS_I(inode)->root = root;
+	memcpy(&BTRFS_I(inode)->location, key, sizeof(*key));
+	BTRFS_I(inode)->dummy_inode = 1;
+
+	inode->i_ino = BTRFS_EMPTY_SUBVOL_DIR_OBJECTID;
+	inode->i_op = &simple_dir_inode_operations;
+	inode->i_fop = &simple_dir_operations;
+	inode->i_mode = S_IFDIR | S_IRUGO | S_IWUSR | S_IXUGO;
+	inode->i_mtime = inode->i_atime = inode->i_ctime = CURRENT_TIME;
+
+	return inode;
+}
+
 struct inode *btrfs_lookup_dentry(struct inode *dir, struct dentry *dentry)
 {
 	struct inode *inode;
-	struct btrfs_inode *bi = BTRFS_I(dir);
-	struct btrfs_root *root = bi->root;
+	struct btrfs_root *root = BTRFS_I(dir)->root;
 	struct btrfs_root *sub_root = root;
 	struct btrfs_key location;
+	int index;
 	int ret;
 
+	dentry->d_op = &btrfs_dentry_operations;
+
 	if (dentry->d_name.len > BTRFS_NAME_LEN)
 		return ERR_PTR(-ENAMETOOLONG);
 
@@ -3242,29 +3672,52 @@ struct inode *btrfs_lookup_dentry(struct inode *dir, struct dentry *dentry)
 	if (ret < 0)
 		return ERR_PTR(ret);
 
-	inode = NULL;
-	if (location.objectid) {
-		ret = fixup_tree_root_location(root, &location, &sub_root,
-						dentry);
-		if (ret < 0)
-			return ERR_PTR(ret);
-		if (ret > 0)
-			return ERR_PTR(-ENOENT);
+	if (location.objectid == 0)
+		return NULL;
+
+	if (location.type == BTRFS_INODE_ITEM_KEY) {
+		inode = btrfs_iget(dir->i_sb, &location, root);
+		return inode;
+	}
+
+	BUG_ON(location.type != BTRFS_ROOT_ITEM_KEY);
+
+	index = srcu_read_lock(&root->fs_info->subvol_srcu);
+	ret = fixup_tree_root_location(root, dir, dentry,
+				       &location, &sub_root);
+	if (ret < 0) {
+		if (ret != -ENOENT)
+			inode = ERR_PTR(ret);
+		else
+			inode = new_simple_dir(dir->i_sb, &location, sub_root);
+	} else {
 		inode = btrfs_iget(dir->i_sb, &location, sub_root);
-		if (IS_ERR(inode))
-			return ERR_CAST(inode);
 	}
+	srcu_read_unlock(&root->fs_info->subvol_srcu, index);
+
 	return inode;
 }
 
+static int btrfs_dentry_delete(struct dentry *dentry)
+{
+	struct btrfs_root *root;
+
+	if (!dentry->d_inode && !IS_ROOT(dentry))
+		dentry = dentry->d_parent;
+
+	if (dentry->d_inode) {
+		root = BTRFS_I(dentry->d_inode)->root;
+		if (btrfs_root_refs(&root->root_item) == 0)
+			return 1;
+	}
+	return 0;
+}
+
 static struct dentry *btrfs_lookup(struct inode *dir, struct dentry *dentry,
 				   struct nameidata *nd)
 {
 	struct inode *inode;
 
-	if (dentry->d_name.len > BTRFS_NAME_LEN)
-		return ERR_PTR(-ENAMETOOLONG);
-
 	inode = btrfs_lookup_dentry(dir, dentry);
 	if (IS_ERR(inode))
 		return ERR_CAST(inode);
@@ -3603,9 +4056,6 @@ static struct inode *btrfs_new_inode(struct btrfs_trans_handle *trans,
 	if (ret != 0)
 		goto fail;
 
-	if (objectid > root->highest_inode)
-		root->highest_inode = objectid;
-
 	inode->i_uid = current_fsuid();
 
 	if (dir && (dir->i_mode & S_ISGID)) {
@@ -3673,26 +4123,35 @@ int btrfs_add_link(struct btrfs_trans_handle *trans,
 		   struct inode *parent_inode, struct inode *inode,
 		   const char *name, int name_len, int add_backref, u64 index)
 {
-	int ret;
+	int ret = 0;
 	struct btrfs_key key;
 	struct btrfs_root *root = BTRFS_I(parent_inode)->root;
 
-	key.objectid = inode->i_ino;
-	btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
-	key.offset = 0;
+	if (unlikely(inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)) {
+		memcpy(&key, &BTRFS_I(inode)->root->root_key, sizeof(key));
+	} else {
+		key.objectid = inode->i_ino;
+		btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY);
+		key.offset = 0;
+	}
+
+	if (unlikely(inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)) {
+		ret = btrfs_add_root_ref(trans, root->fs_info->tree_root,
+					 key.objectid, root->root_key.objectid,
+					 parent_inode->i_ino,
+					 index, name, name_len);
+	} else if (add_backref) {
+		ret = btrfs_insert_inode_ref(trans, root,
+					     name, name_len, inode->i_ino,
+					     parent_inode->i_ino, index);
+	}
 
-	ret = btrfs_insert_dir_item(trans, root, name, name_len,
-				    parent_inode->i_ino,
-				    &key, btrfs_inode_type(inode),
-				    index);
 	if (ret == 0) {
-		if (add_backref) {
-			ret = btrfs_insert_inode_ref(trans, root,
-						     name, name_len,
-						     inode->i_ino,
-						     parent_inode->i_ino,
-						     index);
-		}
+		ret = btrfs_insert_dir_item(trans, root, name, name_len,
+					    parent_inode->i_ino, &key,
+					    btrfs_inode_type(inode), index);
+		BUG_ON(ret);
+
 		btrfs_i_size_write(parent_inode, parent_inode->i_size +
 				   name_len * 2);
 		parent_inode->i_mtime = parent_inode->i_ctime = CURRENT_TIME;
@@ -3732,11 +4191,18 @@ static int btrfs_mknod(struct inode *dir, struct dentry *dentry,
 	if (!new_valid_dev(rdev))
 		return -EINVAL;
 
-	err = btrfs_check_metadata_free_space(root);
+	/*
+	 * 2 for inode item and ref
+	 * 2 for dir items
+	 * 1 for xattr if selinux is on
+	 */
+	err = btrfs_reserve_metadata_space(root, 5);
 	if (err)
-		goto fail;
+		return err;
 
 	trans = btrfs_start_transaction(root, 1);
+	if (!trans)
+		goto fail;
 	btrfs_set_trans_block_group(trans, dir);
 
 	err = btrfs_find_free_objectid(trans, root, dir->i_ino, &objectid);
@@ -3774,6 +4240,7 @@ out_unlock:
 	nr = trans->blocks_used;
 	btrfs_end_transaction_throttle(trans, root);
 fail:
+	btrfs_unreserve_metadata_space(root, 5);
 	if (drop_inode) {
 		inode_dec_link_count(inode);
 		iput(inode);
@@ -3794,10 +4261,18 @@ static int btrfs_create(struct inode *dir, struct dentry *dentry,
 	u64 objectid;
 	u64 index = 0;
 
-	err = btrfs_check_metadata_free_space(root);
+	/*
+	 * 2 for inode item and ref
+	 * 2 for dir items
+	 * 1 for xattr if selinux is on
+	 */
+	err = btrfs_reserve_metadata_space(root, 5);
 	if (err)
-		goto fail;
+		return err;
+
 	trans = btrfs_start_transaction(root, 1);
+	if (!trans)
+		goto fail;
 	btrfs_set_trans_block_group(trans, dir);
 
 	err = btrfs_find_free_objectid(trans, root, dir->i_ino, &objectid);
@@ -3838,6 +4313,7 @@ out_unlock:
 	nr = trans->blocks_used;
 	btrfs_end_transaction_throttle(trans, root);
 fail:
+	btrfs_unreserve_metadata_space(root, 5);
 	if (drop_inode) {
 		inode_dec_link_count(inode);
 		iput(inode);
@@ -3860,10 +4336,16 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
 	if (inode->i_nlink == 0)
 		return -ENOENT;
 
-	btrfs_inc_nlink(inode);
-	err = btrfs_check_metadata_free_space(root);
+	/*
+	 * 1 item for inode ref
+	 * 2 items for dir items
+	 */
+	err = btrfs_reserve_metadata_space(root, 3);
 	if (err)
-		goto fail;
+		return err;
+
+	btrfs_inc_nlink(inode);
+
 	err = btrfs_set_inode_index(dir, &index);
 	if (err)
 		goto fail;
@@ -3875,20 +4357,19 @@ static int btrfs_link(struct dentry *old_dentry, struct inode *dir,
 
 	err = btrfs_add_nondir(trans, dentry, inode, 1, index);
 
-	if (err)
-		drop_inode = 1;
-
-	btrfs_update_inode_block_group(trans, dir);
-	err = btrfs_update_inode(trans, root, inode);
-
-	if (err)
+	if (err) {
 		drop_inode = 1;
+	} else {
+		btrfs_update_inode_block_group(trans, dir);
+		err = btrfs_update_inode(trans, root, inode);
+		BUG_ON(err);
+		btrfs_log_new_name(trans, inode, NULL, dentry->d_parent);
+	}
 
 	nr = trans->blocks_used;
-
-	btrfs_log_new_name(trans, inode, NULL, dentry->d_parent);
 	btrfs_end_transaction_throttle(trans, root);
 fail:
+	btrfs_unreserve_metadata_space(root, 3);
 	if (drop_inode) {
 		inode_dec_link_count(inode);
 		iput(inode);
@@ -3908,17 +4389,21 @@ static int btrfs_mkdir(struct inode *dir, struct dentry *dentry, int mode)
 	u64 index = 0;
 	unsigned long nr = 1;
 
-	err = btrfs_check_metadata_free_space(root);
+	/*
+	 * 2 items for inode and ref
+	 * 2 items for dir items
+	 * 1 for xattr if selinux is on
+	 */
+	err = btrfs_reserve_metadata_space(root, 5);
 	if (err)
-		goto out_unlock;
+		return err;
 
 	trans = btrfs_start_transaction(root, 1);
-	btrfs_set_trans_block_group(trans, dir);
-
-	if (IS_ERR(trans)) {
-		err = PTR_ERR(trans);
+	if (!trans) {
+		err = -ENOMEM;
 		goto out_unlock;
 	}
+	btrfs_set_trans_block_group(trans, dir);
 
 	err = btrfs_find_free_objectid(trans, root, dir->i_ino, &objectid);
 	if (err) {
@@ -3967,6 +4452,7 @@ out_fail:
 	btrfs_end_transaction_throttle(trans, root);
 
 out_unlock:
+	btrfs_unreserve_metadata_space(root, 5);
 	if (drop_on_err)
 		iput(inode);
 	btrfs_btree_balance_dirty(root, nr);
@@ -4064,11 +4550,11 @@ struct extent_map *btrfs_get_extent(struct inode *inode, struct page *page,
 	int compressed;
 
 again:
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, start, len);
 	if (em)
 		em->bdev = root->fs_info->fs_devices->latest_bdev;
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	if (em) {
 		if (em->start > start || em->start + em->len <= start)
@@ -4215,6 +4701,11 @@ again:
 				map = kmap(page);
 				read_extent_buffer(leaf, map + pg_offset, ptr,
 						   copy_size);
+				if (pg_offset + copy_size < PAGE_CACHE_SIZE) {
+					memset(map + pg_offset + copy_size, 0,
+					       PAGE_CACHE_SIZE - pg_offset -
+					       copy_size);
+				}
 				kunmap(page);
 			}
 			flush_dcache_page(page);
@@ -4259,7 +4750,7 @@ insert:
 	}
 
 	err = 0;
-	spin_lock(&em_tree->lock);
+	write_lock(&em_tree->lock);
 	ret = add_extent_mapping(em_tree, em);
 	/* it is possible that someone inserted the extent into the tree
 	 * while we had the lock dropped.  It is also possible that
@@ -4299,7 +4790,7 @@ insert:
 			err = 0;
 		}
 	}
-	spin_unlock(&em_tree->lock);
+	write_unlock(&em_tree->lock);
 out:
 	if (path)
 		btrfs_free_path(path);
@@ -4398,13 +4889,21 @@ static void btrfs_invalidatepage(struct page *page, unsigned long offset)
 	u64 page_start = page_offset(page);
 	u64 page_end = page_start + PAGE_CACHE_SIZE - 1;
 
+
+	/*
+	 * we have the page locked, so new writeback can't start,
+	 * and the dirty bit won't be cleared while we are here.
+	 *
+	 * Wait for IO on this page so that we can safely clear
+	 * the PagePrivate2 bit and do ordered accounting
+	 */
 	wait_on_page_writeback(page);
+
 	tree = &BTRFS_I(page->mapping->host)->io_tree;
 	if (offset) {
 		btrfs_releasepage(page, GFP_NOFS);
 		return;
 	}
-
 	lock_extent(tree, page_start, page_end, GFP_NOFS);
 	ordered = btrfs_lookup_ordered_extent(page->mapping->host,
 					   page_offset(page));
@@ -4415,16 +4914,22 @@ static void btrfs_invalidatepage(struct page *page, unsigned long offset)
 		 */
 		clear_extent_bit(tree, page_start, page_end,
 				 EXTENT_DIRTY | EXTENT_DELALLOC |
-				 EXTENT_LOCKED, 1, 0, GFP_NOFS);
-		btrfs_finish_ordered_io(page->mapping->host,
-					page_start, page_end);
+				 EXTENT_LOCKED | EXTENT_DO_ACCOUNTING, 1, 0,
+				 NULL, GFP_NOFS);
+		/*
+		 * whoever cleared the private bit is responsible
+		 * for the finish_ordered_io
+		 */
+		if (TestClearPagePrivate2(page)) {
+			btrfs_finish_ordered_io(page->mapping->host,
+						page_start, page_end);
+		}
 		btrfs_put_ordered_extent(ordered);
 		lock_extent(tree, page_start, page_end, GFP_NOFS);
 	}
 	clear_extent_bit(tree, page_start, page_end,
 		 EXTENT_LOCKED | EXTENT_DIRTY | EXTENT_DELALLOC |
-		 EXTENT_ORDERED,
-		 1, 1, GFP_NOFS);
+		 EXTENT_DO_ACCOUNTING, 1, 1, NULL, GFP_NOFS);
 	__btrfs_releasepage(page, GFP_NOFS);
 
 	ClearPageChecked(page);
@@ -4473,6 +4978,13 @@ int btrfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 		goto out;
 	}
 
+	ret = btrfs_reserve_metadata_for_delalloc(root, inode, 1);
+	if (ret) {
+		btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE);
+		ret = VM_FAULT_SIGBUS;
+		goto out;
+	}
+
 	ret = VM_FAULT_NOPAGE; /* make the VM retry the fault */
 again:
 	lock_page(page);
@@ -4504,7 +5016,24 @@ again:
 		goto again;
 	}
 
-	btrfs_set_extent_delalloc(inode, page_start, page_end);
+	/*
+	 * XXX - page_mkwrite gets called every time the page is dirtied, even
+	 * if it was already dirty, so for space accounting reasons we need to
+	 * clear any delalloc bits for the range we are fixing to save.  There
+	 * is probably a better way to do this, but for now keep consistent with
+	 * prepare_pages in the normal write path.
+	 */
+	clear_extent_bits(&BTRFS_I(inode)->io_tree, page_start, page_end,
+			  EXTENT_DIRTY | EXTENT_DELALLOC | EXTENT_DO_ACCOUNTING,
+			  GFP_NOFS);
+
+	ret = btrfs_set_extent_delalloc(inode, page_start, page_end);
+	if (ret) {
+		unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
+		ret = VM_FAULT_SIGBUS;
+		btrfs_free_reserved_data_space(root, inode, PAGE_CACHE_SIZE);
+		goto out_unlock;
+	}
 	ret = 0;
 
 	/* page is wholly or partially inside EOF */
@@ -4521,11 +5050,17 @@ again:
 	}
 	ClearPageChecked(page);
 	set_page_dirty(page);
+	SetPageUptodate(page);
+
+	BTRFS_I(inode)->last_trans = root->fs_info->generation;
+	BTRFS_I(inode)->last_sub_trans = BTRFS_I(inode)->root->log_transid;
 
-	BTRFS_I(inode)->last_trans = root->fs_info->generation + 1;
 	unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
 
 out_unlock:
+	btrfs_unreserve_metadata_for_delalloc(root, inode, 1);
+	if (!ret)
+		return VM_FAULT_LOCKED;
 	unlock_page(page);
 out:
 	return ret;
@@ -4544,7 +5079,9 @@ static void btrfs_truncate(struct inode *inode)
 	if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
 		return;
 
-	btrfs_truncate_page(inode->i_mapping, inode->i_size);
+	ret = btrfs_truncate_page(inode->i_mapping, inode->i_size);
+	if (ret)
+		return;
 	btrfs_wait_ordered_range(inode, inode->i_size & (~mask), (u64)-1);
 
 	trans = btrfs_start_transaction(root, 1);
@@ -4594,11 +5131,11 @@ out:
  * create a new subvolume directory/inode (helper for the ioctl).
  */
 int btrfs_create_subvol_root(struct btrfs_trans_handle *trans,
-			     struct btrfs_root *new_root, struct dentry *dentry,
+			     struct btrfs_root *new_root,
 			     u64 new_dirid, u64 alloc_hint)
 {
 	struct inode *inode;
-	int error;
+	int err;
 	u64 index = 0;
 
 	inode = btrfs_new_inode(trans, new_root, NULL, "..", 2, new_dirid,
@@ -4611,11 +5148,10 @@ int btrfs_create_subvol_root(struct btrfs_trans_handle *trans,
 	inode->i_nlink = 1;
 	btrfs_i_size_write(inode, 0);
 
-	error = btrfs_update_inode(trans, new_root, inode);
-	if (error)
-		return error;
+	err = btrfs_update_inode(trans, new_root, inode);
+	BUG_ON(err);
 
-	d_instantiate(dentry, inode);
+	iput(inode);
 	return 0;
 }
 
@@ -4640,7 +5176,12 @@ struct inode *btrfs_alloc_inode(struct super_block *sb)
 	if (!ei)
 		return NULL;
 	ei->last_trans = 0;
+	ei->last_sub_trans = 0;
 	ei->logged_trans = 0;
+	ei->outstanding_extents = 0;
+	ei->reserved_extents = 0;
+	ei->root = NULL;
+	spin_lock_init(&ei->accounting_lock);
 	btrfs_ordered_inode_tree_init(&ei->ordered_tree);
 	INIT_LIST_HEAD(&ei->i_orphan);
 	INIT_LIST_HEAD(&ei->ordered_operations);
@@ -4656,6 +5197,14 @@ void btrfs_destroy_inode(struct inode *inode)
 	WARN_ON(inode->i_data.nrpages);
 
 	/*
+	 * This can happen where we create an inode, but somebody else also
+	 * created the same inode and we need to destroy the one we already
+	 * created.
+	 */
+	if (!root)
+		goto free;
+
+	/*
 	 * Make sure we're properly removed from the ordered operation
 	 * lists.
 	 */
@@ -4690,9 +5239,20 @@ void btrfs_destroy_inode(struct inode *inode)
 	}
 	inode_tree_del(inode);
 	btrfs_drop_extent_cache(inode, 0, (u64)-1, 0);
+free:
 	kmem_cache_free(btrfs_inode_cachep, BTRFS_I(inode));
 }
 
+void btrfs_drop_inode(struct inode *inode)
+{
+	struct btrfs_root *root = BTRFS_I(inode)->root;
+
+	if (inode->i_nlink > 0 && btrfs_root_refs(&root->root_item) == 0)
+		generic_delete_inode(inode);
+	else
+		generic_drop_inode(inode);
+}
+
 static void init_once(void *foo)
 {
 	struct btrfs_inode *ei = (struct btrfs_inode *) foo;
@@ -4761,31 +5321,40 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 {
 	struct btrfs_trans_handle *trans;
 	struct btrfs_root *root = BTRFS_I(old_dir)->root;
+	struct btrfs_root *dest = BTRFS_I(new_dir)->root;
 	struct inode *new_inode = new_dentry->d_inode;
 	struct inode *old_inode = old_dentry->d_inode;
 	struct timespec ctime = CURRENT_TIME;
 	u64 index = 0;
+	u64 root_objectid;
 	int ret;
 
-	/* we're not allowed to rename between subvolumes */
-	if (BTRFS_I(old_inode)->root->root_key.objectid !=
-	    BTRFS_I(new_dir)->root->root_key.objectid)
+	if (new_dir->i_ino == BTRFS_EMPTY_SUBVOL_DIR_OBJECTID)
+		return -EPERM;
+
+	/* we only allow rename subvolume link between subvolumes */
+	if (old_inode->i_ino != BTRFS_FIRST_FREE_OBJECTID && root != dest)
 		return -EXDEV;
 
+	if (old_inode->i_ino == BTRFS_EMPTY_SUBVOL_DIR_OBJECTID ||
+	    (new_inode && new_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID))
+		return -ENOTEMPTY;
+
 	if (S_ISDIR(old_inode->i_mode) && new_inode &&
-	    new_inode->i_size > BTRFS_EMPTY_DIR_SIZE) {
+	    new_inode->i_size > BTRFS_EMPTY_DIR_SIZE)
 		return -ENOTEMPTY;
-	}
 
-	/* to rename a snapshot or subvolume, we need to juggle the
-	 * backrefs.  This isn't coded yet
+	/*
+	 * We want to reserve the absolute worst case amount of items.  So if
+	 * both inodes are subvols and we need to unlink them then that would
+	 * require 4 item modifications, but if they are both normal inodes it
+	 * would require 5 item modifications, so we'll assume their normal
+	 * inodes.  So 5 * 2 is 10, plus 1 for the new link, so 11 total items
+	 * should cover the worst case number of items we'll modify.
 	 */
-	if (old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)
-		return -EXDEV;
-
-	ret = btrfs_check_metadata_free_space(root);
+	ret = btrfs_reserve_metadata_space(root, 11);
 	if (ret)
-		goto out_unlock;
+		return ret;
 
 	/*
 	 * we're using rename to replace one file with another.
@@ -4796,8 +5365,40 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	    old_inode->i_size > BTRFS_ORDERED_OPERATIONS_FLUSH_LIMIT)
 		filemap_flush(old_inode->i_mapping);
 
+	/* close the racy window with snapshot create/destroy ioctl */
+	if (old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)
+		down_read(&root->fs_info->subvol_sem);
+
 	trans = btrfs_start_transaction(root, 1);
+	btrfs_set_trans_block_group(trans, new_dir);
+
+	if (dest != root)
+		btrfs_record_root_in_trans(trans, dest);
 
+	ret = btrfs_set_inode_index(new_dir, &index);
+	if (ret)
+		goto out_fail;
+
+	if (unlikely(old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)) {
+		/* force full log commit if subvolume involved. */
+		root->fs_info->last_trans_log_full_commit = trans->transid;
+	} else {
+		ret = btrfs_insert_inode_ref(trans, dest,
+					     new_dentry->d_name.name,
+					     new_dentry->d_name.len,
+					     old_inode->i_ino,
+					     new_dir->i_ino, index);
+		if (ret)
+			goto out_fail;
+		/*
+		 * this is an ugly little race, but the rename is required
+		 * to make sure that if we crash, the inode is either at the
+		 * old name or the new one.  pinning the log transaction lets
+		 * us make sure we don't allow a log commit to come in after
+		 * we unlink the name but before we add the new name back in.
+		 */
+		btrfs_pin_log_trans(root);
+	}
 	/*
 	 * make sure the inode gets flushed if it is replacing
 	 * something.
@@ -4807,18 +5408,6 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 		btrfs_add_ordered_operation(trans, root, old_inode);
 	}
 
-	/*
-	 * this is an ugly little race, but the rename is required to make
-	 * sure that if we crash, the inode is either at the old name
-	 * or the new one.  pinning the log transaction lets us make sure
-	 * we don't allow a log commit to come in after we unlink the
-	 * name but before we add the new name back in.
-	 */
-	btrfs_pin_log_trans(root);
-
-	btrfs_set_trans_block_group(trans, new_dir);
-
-	btrfs_inc_nlink(old_dentry->d_inode);
 	old_dir->i_ctime = old_dir->i_mtime = ctime;
 	new_dir->i_ctime = new_dir->i_mtime = ctime;
 	old_inode->i_ctime = ctime;
@@ -4826,47 +5415,60 @@ static int btrfs_rename(struct inode *old_dir, struct dentry *old_dentry,
 	if (old_dentry->d_parent != new_dentry->d_parent)
 		btrfs_record_unlink_dir(trans, old_dir, old_inode, 1);
 
-	ret = btrfs_unlink_inode(trans, root, old_dir, old_dentry->d_inode,
-				 old_dentry->d_name.name,
-				 old_dentry->d_name.len);
-	if (ret)
-		goto out_fail;
+	if (unlikely(old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)) {
+		root_objectid = BTRFS_I(old_inode)->root->root_key.objectid;
+		ret = btrfs_unlink_subvol(trans, root, old_dir, root_objectid,
+					old_dentry->d_name.name,
+					old_dentry->d_name.len);
+	} else {
+		btrfs_inc_nlink(old_dentry->d_inode);
+		ret = btrfs_unlink_inode(trans, root, old_dir,
+					 old_dentry->d_inode,
+					 old_dentry->d_name.name,
+					 old_dentry->d_name.len);
+	}
+	BUG_ON(ret);
 
 	if (new_inode) {
 		new_inode->i_ctime = CURRENT_TIME;
-		ret = btrfs_unlink_inode(trans, root, new_dir,
-					 new_dentry->d_inode,
-					 new_dentry->d_name.name,
-					 new_dentry->d_name.len);
-		if (ret)
-			goto out_fail;
+		if (unlikely(new_inode->i_ino ==
+			     BTRFS_EMPTY_SUBVOL_DIR_OBJECTID)) {
+			root_objectid = BTRFS_I(new_inode)->location.objectid;
+			ret = btrfs_unlink_subvol(trans, dest, new_dir,
+						root_objectid,
+						new_dentry->d_name.name,
+						new_dentry->d_name.len);
+			BUG_ON(new_inode->i_nlink == 0);
+		} else {
+			ret = btrfs_unlink_inode(trans, dest, new_dir,
+						 new_dentry->d_inode,
+						 new_dentry->d_name.name,
+						 new_dentry->d_name.len);
+		}
+		BUG_ON(ret);
 		if (new_inode->i_nlink == 0) {
 			ret = btrfs_orphan_add(trans, new_dentry->d_inode);
-			if (ret)
-				goto out_fail;
+			BUG_ON(ret);
 		}
-
 	}
-	ret = btrfs_set_inode_index(new_dir, &index);
-	if (ret)
-		goto out_fail;
 
-	ret = btrfs_add_link(trans, new_dentry->d_parent->d_inode,
-			     old_inode, new_dentry->d_name.name,
-			     new_dentry->d_name.len, 1, index);
-	if (ret)
-		goto out_fail;
+	ret = btrfs_add_link(trans, new_dir, old_inode,
+			     new_dentry->d_name.name,
+			     new_dentry->d_name.len, 0, index);
+	BUG_ON(ret);
 
-	btrfs_log_new_name(trans, old_inode, old_dir,
-				       new_dentry->d_parent);
+	if (old_inode->i_ino != BTRFS_FIRST_FREE_OBJECTID) {
+		btrfs_log_new_name(trans, old_inode, old_dir,
+				   new_dentry->d_parent);
+		btrfs_end_log_trans(root);
+	}
 out_fail:
-
-	/* this btrfs_end_log_trans just allows the current
-	 * log-sub transaction to complete
-	 */
-	btrfs_end_log_trans(root);
 	btrfs_end_transaction_throttle(trans, root);
-out_unlock:
+
+	if (old_inode->i_ino == BTRFS_FIRST_FREE_OBJECTID)
+		up_read(&root->fs_info->subvol_sem);
+
+	btrfs_unreserve_metadata_space(root, 11);
 	return ret;
 }
 
@@ -4938,11 +5540,18 @@ static int btrfs_symlink(struct inode *dir, struct dentry *dentry,
 	if (name_len > BTRFS_MAX_INLINE_DATA_SIZE(root))
 		return -ENAMETOOLONG;
 
-	err = btrfs_check_metadata_free_space(root);
+	/*
+	 * 2 items for inode item and ref
+	 * 2 items for dir items
+	 * 1 item for xattr if selinux is on
+	 */
+	err = btrfs_reserve_metadata_space(root, 5);
 	if (err)
-		goto out_fail;
+		return err;
 
 	trans = btrfs_start_transaction(root, 1);
+	if (!trans)
+		goto out_fail;
 	btrfs_set_trans_block_group(trans, dir);
 
 	err = btrfs_find_free_objectid(trans, root, dir->i_ino, &objectid);
@@ -5023,6 +5632,7 @@ out_unlock:
 	nr = trans->blocks_used;
 	btrfs_end_transaction_throttle(trans, root);
 out_fail:
+	btrfs_unreserve_metadata_space(root, 5);
 	if (drop_inode) {
 		inode_dec_link_count(inode);
 		iput(inode);
@@ -5044,6 +5654,11 @@ static int prealloc_file_range(struct btrfs_trans_handle *trans,
 
 	while (num_bytes > 0) {
 		alloc_size = min(num_bytes, root->fs_info->max_extent);
+
+		ret = btrfs_reserve_metadata_space(root, 1);
+		if (ret)
+			goto out;
+
 		ret = btrfs_reserve_extent(trans, root, alloc_size,
 					   root->sectorsize, 0, alloc_hint,
 					   (u64)-1, &ins, 1);
@@ -5058,9 +5673,12 @@ static int prealloc_file_range(struct btrfs_trans_handle *trans,
 						  0, 0, 0,
 						  BTRFS_FILE_EXTENT_PREALLOC);
 		BUG_ON(ret);
+		btrfs_drop_extent_cache(inode, cur_offset,
+					cur_offset + ins.offset -1, 0);
 		num_bytes -= ins.offset;
 		cur_offset += ins.offset;
 		alloc_hint = ins.objectid + ins.offset;
+		btrfs_unreserve_metadata_space(root, 1);
 	}
 out:
 	if (cur_offset > start) {
@@ -5201,7 +5819,7 @@ static int btrfs_permission(struct inode *inode, int mask)
 	return generic_permission(inode, mask, btrfs_check_acl);
 }
 
-static struct inode_operations btrfs_dir_inode_operations = {
+static const struct inode_operations btrfs_dir_inode_operations = {
 	.getattr	= btrfs_getattr,
 	.lookup		= btrfs_lookup,
 	.create		= btrfs_create,
@@ -5219,11 +5837,12 @@ static struct inode_operations btrfs_dir_inode_operations = {
 	.removexattr	= btrfs_removexattr,
 	.permission	= btrfs_permission,
 };
-static struct inode_operations btrfs_dir_ro_inode_operations = {
+static const struct inode_operations btrfs_dir_ro_inode_operations = {
 	.lookup		= btrfs_lookup,
 	.permission	= btrfs_permission,
 };
-static struct file_operations btrfs_dir_file_operations = {
+
+static const struct file_operations btrfs_dir_file_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= generic_read_dir,
 	.readdir	= btrfs_real_readdir,
@@ -5245,6 +5864,8 @@ static struct extent_io_ops btrfs_extent_io_ops = {
 	.readpage_io_failed_hook = btrfs_io_failed_hook,
 	.set_bit_hook = btrfs_set_bit_hook,
 	.clear_bit_hook = btrfs_clear_bit_hook,
+	.merge_extent_hook = btrfs_merge_extent_hook,
+	.split_extent_hook = btrfs_split_extent_hook,
 };
 
 /*
@@ -5259,7 +5880,7 @@ static struct extent_io_ops btrfs_extent_io_ops = {
  *
  * For now we're avoiding this by dropping bmap.
  */
-static struct address_space_operations btrfs_aops = {
+static const struct address_space_operations btrfs_aops = {
 	.readpage	= btrfs_readpage,
 	.writepage	= btrfs_writepage,
 	.writepages	= btrfs_writepages,
@@ -5269,16 +5890,17 @@ static struct address_space_operations btrfs_aops = {
 	.invalidatepage = btrfs_invalidatepage,
 	.releasepage	= btrfs_releasepage,
 	.set_page_dirty	= btrfs_set_page_dirty,
+	.error_remove_page = generic_error_remove_page,
 };
 
-static struct address_space_operations btrfs_symlink_aops = {
+static const struct address_space_operations btrfs_symlink_aops = {
 	.readpage	= btrfs_readpage,
 	.writepage	= btrfs_writepage,
 	.invalidatepage = btrfs_invalidatepage,
 	.releasepage	= btrfs_releasepage,
 };
 
-static struct inode_operations btrfs_file_inode_operations = {
+static const struct inode_operations btrfs_file_inode_operations = {
 	.truncate	= btrfs_truncate,
 	.getattr	= btrfs_getattr,
 	.setattr	= btrfs_setattr,
@@ -5290,7 +5912,7 @@ static struct inode_operations btrfs_file_inode_operations = {
 	.fallocate	= btrfs_fallocate,
 	.fiemap		= btrfs_fiemap,
 };
-static struct inode_operations btrfs_special_inode_operations = {
+static const struct inode_operations btrfs_special_inode_operations = {
 	.getattr	= btrfs_getattr,
 	.setattr	= btrfs_setattr,
 	.permission	= btrfs_permission,
@@ -5299,7 +5921,7 @@ static struct inode_operations btrfs_special_inode_operations = {
 	.listxattr	= btrfs_listxattr,
 	.removexattr	= btrfs_removexattr,
 };
-static struct inode_operations btrfs_symlink_inode_operations = {
+static const struct inode_operations btrfs_symlink_inode_operations = {
 	.readlink	= generic_readlink,
 	.follow_link	= page_follow_link_light,
 	.put_link	= page_put_link,
@@ -5309,3 +5931,7 @@ static struct inode_operations btrfs_symlink_inode_operations = {
 	.listxattr	= btrfs_listxattr,
 	.removexattr	= btrfs_removexattr,
 };
+
+const struct dentry_operations btrfs_dentry_operations = {
+	.d_delete	= btrfs_dentry_delete,
+};
diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c
index bd88f25889f7..cdbb054102b9 100644
--- a/fs/btrfs/ioctl.c
+++ b/fs/btrfs/ioctl.c
@@ -230,8 +230,8 @@ static noinline int create_subvol(struct btrfs_root *root,
 	struct btrfs_root_item root_item;
 	struct btrfs_inode_item *inode_item;
 	struct extent_buffer *leaf;
-	struct btrfs_root *new_root = root;
-	struct inode *dir;
+	struct btrfs_root *new_root;
+	struct inode *dir = dentry->d_parent->d_inode;
 	int ret;
 	int err;
 	u64 objectid;
@@ -239,9 +239,15 @@ static noinline int create_subvol(struct btrfs_root *root,
 	u64 index = 0;
 	unsigned long nr = 1;
 
-	ret = btrfs_check_metadata_free_space(root);
+	/*
+	 * 1 - inode item
+	 * 2 - refs
+	 * 1 - root item
+	 * 2 - dir items
+	 */
+	ret = btrfs_reserve_metadata_space(root, 6);
 	if (ret)
-		goto fail_commit;
+		return ret;
 
 	trans = btrfs_start_transaction(root, 1);
 	BUG_ON(!trans);
@@ -304,11 +310,17 @@ static noinline int create_subvol(struct btrfs_root *root,
 	if (ret)
 		goto fail;
 
+	key.offset = (u64)-1;
+	new_root = btrfs_read_fs_root_no_name(root->fs_info, &key);
+	BUG_ON(IS_ERR(new_root));
+
+	btrfs_record_root_in_trans(trans, new_root);
+
+	ret = btrfs_create_subvol_root(trans, new_root, new_dirid,
+				       BTRFS_I(dir)->block_group);
 	/*
 	 * insert the directory item
 	 */
-	key.offset = (u64)-1;
-	dir = dentry->d_parent->d_inode;
 	ret = btrfs_set_inode_index(dir, &index);
 	BUG_ON(ret);
 
@@ -322,43 +334,20 @@ static noinline int create_subvol(struct btrfs_root *root,
 	ret = btrfs_update_inode(trans, root, dir);
 	BUG_ON(ret);
 
-	/* add the backref first */
 	ret = btrfs_add_root_ref(trans, root->fs_info->tree_root,
-				 objectid, BTRFS_ROOT_BACKREF_KEY,
-				 root->root_key.objectid,
+				 objectid, root->root_key.objectid,
 				 dir->i_ino, index, name, namelen);
 
 	BUG_ON(ret);
 
-	/* now add the forward ref */
-	ret = btrfs_add_root_ref(trans, root->fs_info->tree_root,
-				 root->root_key.objectid, BTRFS_ROOT_REF_KEY,
-				 objectid,
-				 dir->i_ino, index, name, namelen);
-
-	BUG_ON(ret);
-
-	ret = btrfs_commit_transaction(trans, root);
-	if (ret)
-		goto fail_commit;
-
-	new_root = btrfs_read_fs_root_no_name(root->fs_info, &key);
-	BUG_ON(!new_root);
-
-	trans = btrfs_start_transaction(new_root, 1);
-	BUG_ON(!trans);
-
-	ret = btrfs_create_subvol_root(trans, new_root, dentry, new_dirid,
-				       BTRFS_I(dir)->block_group);
-	if (ret)
-		goto fail;
-
+	d_instantiate(dentry, btrfs_lookup_dentry(dir, dentry));
 fail:
 	nr = trans->blocks_used;
-	err = btrfs_commit_transaction(trans, new_root);
+	err = btrfs_commit_transaction(trans, root);
 	if (err && !ret)
 		ret = err;
-fail_commit:
+
+	btrfs_unreserve_metadata_space(root, 6);
 	btrfs_btree_balance_dirty(root, nr);
 	return ret;
 }
@@ -375,19 +364,27 @@ static int create_snapshot(struct btrfs_root *root, struct dentry *dentry,
 	if (!root->ref_cows)
 		return -EINVAL;
 
-	ret = btrfs_check_metadata_free_space(root);
+	/*
+	 * 1 - inode item
+	 * 2 - refs
+	 * 1 - root item
+	 * 2 - dir items
+	 */
+	ret = btrfs_reserve_metadata_space(root, 6);
 	if (ret)
 		goto fail_unlock;
 
 	pending_snapshot = kzalloc(sizeof(*pending_snapshot), GFP_NOFS);
 	if (!pending_snapshot) {
 		ret = -ENOMEM;
+		btrfs_unreserve_metadata_space(root, 6);
 		goto fail_unlock;
 	}
 	pending_snapshot->name = kmalloc(namelen + 1, GFP_NOFS);
 	if (!pending_snapshot->name) {
 		ret = -ENOMEM;
 		kfree(pending_snapshot);
+		btrfs_unreserve_metadata_space(root, 6);
 		goto fail_unlock;
 	}
 	memcpy(pending_snapshot->name, name, namelen);
@@ -420,14 +417,15 @@ static inline int btrfs_may_create(struct inode *dir, struct dentry *child)
  * sys_mkdirat and vfs_mkdir, but we only do a single component lookup
  * inside this filesystem so it's quite a bit simpler.
  */
-static noinline int btrfs_mksubvol(struct path *parent, char *name,
-				   int mode, int namelen,
+static noinline int btrfs_mksubvol(struct path *parent,
+				   char *name, int namelen,
 				   struct btrfs_root *snap_src)
 {
+	struct inode *dir  = parent->dentry->d_inode;
 	struct dentry *dentry;
 	int error;
 
-	mutex_lock_nested(&parent->dentry->d_inode->i_mutex, I_MUTEX_PARENT);
+	mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
 
 	dentry = lookup_one_len(name, parent->dentry, namelen);
 	error = PTR_ERR(dentry);
@@ -438,99 +436,39 @@ static noinline int btrfs_mksubvol(struct path *parent, char *name,
 	if (dentry->d_inode)
 		goto out_dput;
 
-	if (!IS_POSIXACL(parent->dentry->d_inode))
-		mode &= ~current_umask();
-
 	error = mnt_want_write(parent->mnt);
 	if (error)
 		goto out_dput;
 
-	error = btrfs_may_create(parent->dentry->d_inode, dentry);
+	error = btrfs_may_create(dir, dentry);
 	if (error)
 		goto out_drop_write;
 
-	/*
-	 * Actually perform the low-level subvolume creation after all
-	 * this VFS fuzz.
-	 *
-	 * Eventually we want to pass in an inode under which we create this
-	 * subvolume, but for now all are under the filesystem root.
-	 *
-	 * Also we should pass on the mode eventually to allow creating new
-	 * subvolume with specific mode bits.
-	 */
+	down_read(&BTRFS_I(dir)->root->fs_info->subvol_sem);
+
+	if (btrfs_root_refs(&BTRFS_I(dir)->root->root_item) == 0)
+		goto out_up_read;
+
 	if (snap_src) {
-		struct dentry *dir = dentry->d_parent;
-		struct dentry *test = dir->d_parent;
-		struct btrfs_path *path = btrfs_alloc_path();
-		int ret;
-		u64 test_oid;
-		u64 parent_oid = BTRFS_I(dir->d_inode)->root->root_key.objectid;
-
-		test_oid = snap_src->root_key.objectid;
-
-		ret = btrfs_find_root_ref(snap_src->fs_info->tree_root,
-					  path, parent_oid, test_oid);
-		if (ret == 0)
-			goto create;
-		btrfs_release_path(snap_src->fs_info->tree_root, path);
-
-		/* we need to make sure we aren't creating a directory loop
-		 * by taking a snapshot of something that has our current
-		 * subvol in its directory tree.  So, this loops through
-		 * the dentries and checks the forward refs for each subvolume
-		 * to see if is references the subvolume where we are
-		 * placing this new snapshot.
-		 */
-		while (1) {
-			if (!test ||
-			    dir == snap_src->fs_info->sb->s_root ||
-			    test == snap_src->fs_info->sb->s_root ||
-			    test->d_inode->i_sb != snap_src->fs_info->sb) {
-				break;
-			}
-			if (S_ISLNK(test->d_inode->i_mode)) {
-				printk(KERN_INFO "Btrfs symlink in snapshot "
-				       "path, failed\n");
-				error = -EMLINK;
-				btrfs_free_path(path);
-				goto out_drop_write;
-			}
-			test_oid =
-				BTRFS_I(test->d_inode)->root->root_key.objectid;
-			ret = btrfs_find_root_ref(snap_src->fs_info->tree_root,
-				  path, test_oid, parent_oid);
-			if (ret == 0) {
-				printk(KERN_INFO "Btrfs snapshot creation "
-				       "failed, looping\n");
-				error = -EMLINK;
-				btrfs_free_path(path);
-				goto out_drop_write;
-			}
-			btrfs_release_path(snap_src->fs_info->tree_root, path);
-			test = test->d_parent;
-		}
-create:
-		btrfs_free_path(path);
-		error = create_snapshot(snap_src, dentry, name, namelen);
+		error = create_snapshot(snap_src, dentry,
+					name, namelen);
 	} else {
-		error = create_subvol(BTRFS_I(parent->dentry->d_inode)->root,
-				      dentry, name, namelen);
+		error = create_subvol(BTRFS_I(dir)->root, dentry,
+				      name, namelen);
 	}
-	if (error)
-		goto out_drop_write;
-
-	fsnotify_mkdir(parent->dentry->d_inode, dentry);
+	if (!error)
+		fsnotify_mkdir(dir, dentry);
+out_up_read:
+	up_read(&BTRFS_I(dir)->root->fs_info->subvol_sem);
 out_drop_write:
 	mnt_drop_write(parent->mnt);
 out_dput:
 	dput(dentry);
 out_unlock:
-	mutex_unlock(&parent->dentry->d_inode->i_mutex);
+	mutex_unlock(&dir->i_mutex);
 	return error;
 }
 
-
 static int btrfs_defrag_file(struct file *file)
 {
 	struct inode *inode = fdentry(file)->d_inode;
@@ -596,9 +534,8 @@ again:
 		clear_page_dirty_for_io(page);
 
 		btrfs_set_extent_delalloc(inode, page_start, page_end);
-
-		unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
 		set_page_dirty(page);
+		unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
 		unlock_page(page);
 		page_cache_release(page);
 		balance_dirty_pages_ratelimited_nr(inode->i_mapping, 1);
@@ -609,7 +546,8 @@ out_unlock:
 	return 0;
 }
 
-static int btrfs_ioctl_resize(struct btrfs_root *root, void __user *arg)
+static noinline int btrfs_ioctl_resize(struct btrfs_root *root,
+					void __user *arg)
 {
 	u64 new_size;
 	u64 old_size;
@@ -718,10 +656,7 @@ static noinline int btrfs_ioctl_snap_create(struct file *file,
 {
 	struct btrfs_root *root = BTRFS_I(fdentry(file)->d_inode)->root;
 	struct btrfs_ioctl_vol_args *vol_args;
-	struct btrfs_dir_item *di;
-	struct btrfs_path *path;
 	struct file *src_file;
-	u64 root_dirid;
 	int namelen;
 	int ret = 0;
 
@@ -739,32 +674,9 @@ static noinline int btrfs_ioctl_snap_create(struct file *file,
 		goto out;
 	}
 
-	path = btrfs_alloc_path();
-	if (!path) {
-		ret = -ENOMEM;
-		goto out;
-	}
-
-	root_dirid = root->fs_info->sb->s_root->d_inode->i_ino,
-	di = btrfs_lookup_dir_item(NULL, root->fs_info->tree_root,
-			    path, root_dirid,
-			    vol_args->name, namelen, 0);
-	btrfs_free_path(path);
-
-	if (di && !IS_ERR(di)) {
-		ret = -EEXIST;
-		goto out;
-	}
-
-	if (IS_ERR(di)) {
-		ret = PTR_ERR(di);
-		goto out;
-	}
-
 	if (subvol) {
-		ret = btrfs_mksubvol(&file->f_path, vol_args->name,
-				     file->f_path.dentry->d_inode->i_mode,
-				     namelen, NULL);
+		ret = btrfs_mksubvol(&file->f_path, vol_args->name, namelen,
+				     NULL);
 	} else {
 		struct inode *src_inode;
 		src_file = fget(vol_args->fd);
@@ -781,17 +693,157 @@ static noinline int btrfs_ioctl_snap_create(struct file *file,
 			fput(src_file);
 			goto out;
 		}
-		ret = btrfs_mksubvol(&file->f_path, vol_args->name,
-			     file->f_path.dentry->d_inode->i_mode,
-			     namelen, BTRFS_I(src_inode)->root);
+		ret = btrfs_mksubvol(&file->f_path, vol_args->name, namelen,
+				     BTRFS_I(src_inode)->root);
 		fput(src_file);
 	}
-
 out:
 	kfree(vol_args);
 	return ret;
 }
 
+/*
+ * helper to check if the subvolume references other subvolumes
+ */
+static noinline int may_destroy_subvol(struct btrfs_root *root)
+{
+	struct btrfs_path *path;
+	struct btrfs_key key;
+	int ret;
+
+	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
+
+	key.objectid = root->root_key.objectid;
+	key.type = BTRFS_ROOT_REF_KEY;
+	key.offset = (u64)-1;
+
+	ret = btrfs_search_slot(NULL, root->fs_info->tree_root,
+				&key, path, 0, 0);
+	if (ret < 0)
+		goto out;
+	BUG_ON(ret == 0);
+
+	ret = 0;
+	if (path->slots[0] > 0) {
+		path->slots[0]--;
+		btrfs_item_key_to_cpu(path->nodes[0], &key, path->slots[0]);
+		if (key.objectid == root->root_key.objectid &&
+		    key.type == BTRFS_ROOT_REF_KEY)
+			ret = -ENOTEMPTY;
+	}
+out:
+	btrfs_free_path(path);
+	return ret;
+}
+
+static noinline int btrfs_ioctl_snap_destroy(struct file *file,
+					     void __user *arg)
+{
+	struct dentry *parent = fdentry(file);
+	struct dentry *dentry;
+	struct inode *dir = parent->d_inode;
+	struct inode *inode;
+	struct btrfs_root *root = BTRFS_I(dir)->root;
+	struct btrfs_root *dest = NULL;
+	struct btrfs_ioctl_vol_args *vol_args;
+	struct btrfs_trans_handle *trans;
+	int namelen;
+	int ret;
+	int err = 0;
+
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+
+	vol_args = memdup_user(arg, sizeof(*vol_args));
+	if (IS_ERR(vol_args))
+		return PTR_ERR(vol_args);
+
+	vol_args->name[BTRFS_PATH_NAME_MAX] = '\0';
+	namelen = strlen(vol_args->name);
+	if (strchr(vol_args->name, '/') ||
+	    strncmp(vol_args->name, "..", namelen) == 0) {
+		err = -EINVAL;
+		goto out;
+	}
+
+	err = mnt_want_write(file->f_path.mnt);
+	if (err)
+		goto out;
+
+	mutex_lock_nested(&dir->i_mutex, I_MUTEX_PARENT);
+	dentry = lookup_one_len(vol_args->name, parent, namelen);
+	if (IS_ERR(dentry)) {
+		err = PTR_ERR(dentry);
+		goto out_unlock_dir;
+	}
+
+	if (!dentry->d_inode) {
+		err = -ENOENT;
+		goto out_dput;
+	}
+
+	inode = dentry->d_inode;
+	if (inode->i_ino != BTRFS_FIRST_FREE_OBJECTID) {
+		err = -EINVAL;
+		goto out_dput;
+	}
+
+	dest = BTRFS_I(inode)->root;
+
+	mutex_lock(&inode->i_mutex);
+	err = d_invalidate(dentry);
+	if (err)
+		goto out_unlock;
+
+	down_write(&root->fs_info->subvol_sem);
+
+	err = may_destroy_subvol(dest);
+	if (err)
+		goto out_up_write;
+
+	trans = btrfs_start_transaction(root, 1);
+	ret = btrfs_unlink_subvol(trans, root, dir,
+				dest->root_key.objectid,
+				dentry->d_name.name,
+				dentry->d_name.len);
+	BUG_ON(ret);
+
+	btrfs_record_root_in_trans(trans, dest);
+
+	memset(&dest->root_item.drop_progress, 0,
+		sizeof(dest->root_item.drop_progress));
+	dest->root_item.drop_level = 0;
+	btrfs_set_root_refs(&dest->root_item, 0);
+
+	ret = btrfs_insert_orphan_item(trans,
+				root->fs_info->tree_root,
+				dest->root_key.objectid);
+	BUG_ON(ret);
+
+	ret = btrfs_commit_transaction(trans, root);
+	BUG_ON(ret);
+	inode->i_flags |= S_DEAD;
+out_up_write:
+	up_write(&root->fs_info->subvol_sem);
+out_unlock:
+	mutex_unlock(&inode->i_mutex);
+	if (!err) {
+		shrink_dcache_sb(root->fs_info->sb);
+		btrfs_invalidate_inodes(dest);
+		d_delete(dentry);
+	}
+out_dput:
+	dput(dentry);
+out_unlock_dir:
+	mutex_unlock(&dir->i_mutex);
+	mnt_drop_write(file->f_path.mnt);
+out:
+	kfree(vol_args);
+	return err;
+}
+
 static int btrfs_ioctl_defrag(struct file *file)
 {
 	struct inode *inode = fdentry(file)->d_inode;
@@ -865,8 +917,8 @@ static long btrfs_ioctl_rm_dev(struct btrfs_root *root, void __user *arg)
 	return ret;
 }
 
-static long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
-		u64 off, u64 olen, u64 destoff)
+static noinline long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
+				       u64 off, u64 olen, u64 destoff)
 {
 	struct inode *inode = fdentry(file)->d_inode;
 	struct btrfs_root *root = BTRFS_I(inode)->root;
@@ -976,7 +1028,7 @@ static long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
 
 	/* punch hole in destination first */
 	btrfs_drop_extents(trans, root, inode, off, off + len,
-			   off + len, 0, &hint_byte);
+			   off + len, 0, &hint_byte, 1);
 
 	/* clone data */
 	key.objectid = src->i_ino;
@@ -1071,9 +1123,10 @@ static long btrfs_ioctl_clone(struct file *file, unsigned long srcfd,
 					datao += off - key.offset;
 					datal -= off - key.offset;
 				}
-				if (key.offset + datao + datal + key.offset >
-				    off + len)
-					datal = off + len - key.offset - datao;
+
+				if (key.offset + datal > off + len)
+					datal = off + len - key.offset;
+
 				/* disko == 0 means it's a hole */
 				if (!disko)
 					datao = 0;
@@ -1182,15 +1235,15 @@ static long btrfs_ioctl_trans_start(struct file *file)
 	struct inode *inode = fdentry(file)->d_inode;
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	struct btrfs_trans_handle *trans;
-	int ret = 0;
+	int ret;
 
+	ret = -EPERM;
 	if (!capable(CAP_SYS_ADMIN))
-		return -EPERM;
+		goto out;
 
-	if (file->private_data) {
-		ret = -EINPROGRESS;
+	ret = -EINPROGRESS;
+	if (file->private_data)
 		goto out;
-	}
 
 	ret = mnt_want_write(file->f_path.mnt);
 	if (ret)
@@ -1200,12 +1253,19 @@ static long btrfs_ioctl_trans_start(struct file *file)
 	root->fs_info->open_ioctl_trans++;
 	mutex_unlock(&root->fs_info->trans_mutex);
 
+	ret = -ENOMEM;
 	trans = btrfs_start_ioctl_transaction(root, 0);
-	if (trans)
-		file->private_data = trans;
-	else
-		ret = -ENOMEM;
-	/*printk(KERN_INFO "btrfs_ioctl_trans_start on %p\n", file);*/
+	if (!trans)
+		goto out_drop;
+
+	file->private_data = trans;
+	return 0;
+
+out_drop:
+	mutex_lock(&root->fs_info->trans_mutex);
+	root->fs_info->open_ioctl_trans--;
+	mutex_unlock(&root->fs_info->trans_mutex);
+	mnt_drop_write(file->f_path.mnt);
 out:
 	return ret;
 }
@@ -1221,24 +1281,20 @@ long btrfs_ioctl_trans_end(struct file *file)
 	struct inode *inode = fdentry(file)->d_inode;
 	struct btrfs_root *root = BTRFS_I(inode)->root;
 	struct btrfs_trans_handle *trans;
-	int ret = 0;
 
 	trans = file->private_data;
-	if (!trans) {
-		ret = -EINVAL;
-		goto out;
-	}
-	btrfs_end_transaction(trans, root);
+	if (!trans)
+		return -EINVAL;
 	file->private_data = NULL;
 
+	btrfs_end_transaction(trans, root);
+
 	mutex_lock(&root->fs_info->trans_mutex);
 	root->fs_info->open_ioctl_trans--;
 	mutex_unlock(&root->fs_info->trans_mutex);
 
 	mnt_drop_write(file->f_path.mnt);
-
-out:
-	return ret;
+	return 0;
 }
 
 long btrfs_ioctl(struct file *file, unsigned int
@@ -1258,6 +1314,8 @@ long btrfs_ioctl(struct file *file, unsigned int
 		return btrfs_ioctl_snap_create(file, argp, 0);
 	case BTRFS_IOC_SUBVOL_CREATE:
 		return btrfs_ioctl_snap_create(file, argp, 1);
+	case BTRFS_IOC_SNAP_DESTROY:
+		return btrfs_ioctl_snap_destroy(file, argp);
 	case BTRFS_IOC_DEFRAG:
 		return btrfs_ioctl_defrag(file);
 	case BTRFS_IOC_RESIZE:
diff --git a/fs/btrfs/ioctl.h b/fs/btrfs/ioctl.h
index b320b103fa13..bc49914475eb 100644
--- a/fs/btrfs/ioctl.h
+++ b/fs/btrfs/ioctl.h
@@ -65,5 +65,6 @@ struct btrfs_ioctl_clone_range_args {
 
 #define BTRFS_IOC_SUBVOL_CREATE _IOW(BTRFS_IOCTL_MAGIC, 14, \
 				   struct btrfs_ioctl_vol_args)
-
+#define BTRFS_IOC_SNAP_DESTROY _IOW(BTRFS_IOCTL_MAGIC, 15, \
+				struct btrfs_ioctl_vol_args)
 #endif
diff --git a/fs/btrfs/ordered-data.c b/fs/btrfs/ordered-data.c
index 7b2f401e604e..5799bc46a309 100644
--- a/fs/btrfs/ordered-data.c
+++ b/fs/btrfs/ordered-data.c
@@ -159,8 +159,6 @@ static inline struct rb_node *tree_search(struct btrfs_ordered_inode_tree *tree,
  *
  * len is the length of the extent
  *
- * This also sets the EXTENT_ORDERED bit on the range in the inode.
- *
  * The tree is given a single reference on the ordered extent that was
  * inserted.
  */
@@ -181,6 +179,7 @@ int btrfs_add_ordered_extent(struct inode *inode, u64 file_offset,
 	entry->start = start;
 	entry->len = len;
 	entry->disk_len = disk_len;
+	entry->bytes_left = len;
 	entry->inode = inode;
 	if (type != BTRFS_ORDERED_IO_DONE && type != BTRFS_ORDERED_COMPLETE)
 		set_bit(type, &entry->flags);
@@ -195,9 +194,6 @@ int btrfs_add_ordered_extent(struct inode *inode, u64 file_offset,
 			   &entry->rb_node);
 	BUG_ON(node);
 
-	set_extent_ordered(&BTRFS_I(inode)->io_tree, file_offset,
-			   entry_end(entry) - 1, GFP_NOFS);
-
 	spin_lock(&BTRFS_I(inode)->root->fs_info->ordered_extent_lock);
 	list_add_tail(&entry->root_extent_list,
 		      &BTRFS_I(inode)->root->fs_info->ordered_extents);
@@ -241,13 +237,10 @@ int btrfs_dec_test_ordered_pending(struct inode *inode,
 	struct btrfs_ordered_inode_tree *tree;
 	struct rb_node *node;
 	struct btrfs_ordered_extent *entry;
-	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;
 	int ret;
 
 	tree = &BTRFS_I(inode)->ordered_tree;
 	mutex_lock(&tree->mutex);
-	clear_extent_ordered(io_tree, file_offset, file_offset + io_size - 1,
-			     GFP_NOFS);
 	node = tree_search(tree, file_offset);
 	if (!node) {
 		ret = 1;
@@ -260,11 +253,16 @@ int btrfs_dec_test_ordered_pending(struct inode *inode,
 		goto out;
 	}
 
-	ret = test_range_bit(io_tree, entry->file_offset,
-			     entry->file_offset + entry->len - 1,
-			     EXTENT_ORDERED, 0);
-	if (ret == 0)
+	if (io_size > entry->bytes_left) {
+		printk(KERN_CRIT "bad ordered accounting left %llu size %llu\n",
+		       (unsigned long long)entry->bytes_left,
+		       (unsigned long long)io_size);
+	}
+	entry->bytes_left -= io_size;
+	if (entry->bytes_left == 0)
 		ret = test_and_set_bit(BTRFS_ORDERED_IO_DONE, &entry->flags);
+	else
+		ret = 1;
 out:
 	mutex_unlock(&tree->mutex);
 	return ret == 0;
@@ -308,6 +306,12 @@ int btrfs_remove_ordered_extent(struct inode *inode,
 	tree->last = NULL;
 	set_bit(BTRFS_ORDERED_COMPLETE, &entry->flags);
 
+	spin_lock(&BTRFS_I(inode)->accounting_lock);
+	BTRFS_I(inode)->outstanding_extents--;
+	spin_unlock(&BTRFS_I(inode)->accounting_lock);
+	btrfs_unreserve_metadata_for_delalloc(BTRFS_I(inode)->root,
+					      inode, 1);
+
 	spin_lock(&BTRFS_I(inode)->root->fs_info->ordered_extent_lock);
 	list_del_init(&entry->root_extent_list);
 
@@ -460,7 +464,7 @@ void btrfs_start_ordered_extent(struct inode *inode,
 	 * start IO on any dirty ones so the wait doesn't stall waiting
 	 * for pdflush to find them
 	 */
-	btrfs_fdatawrite_range(inode->i_mapping, start, end, WB_SYNC_ALL);
+	filemap_fdatawrite_range(inode->i_mapping, start, end);
 	if (wait) {
 		wait_event(entry->wait, test_bit(BTRFS_ORDERED_COMPLETE,
 						 &entry->flags));
@@ -476,6 +480,7 @@ int btrfs_wait_ordered_range(struct inode *inode, u64 start, u64 len)
 	u64 orig_end;
 	u64 wait_end;
 	struct btrfs_ordered_extent *ordered;
+	int found;
 
 	if (start + len < start) {
 		orig_end = INT_LIMIT(loff_t);
@@ -489,19 +494,18 @@ again:
 	/* start IO across the range first to instantiate any delalloc
 	 * extents
 	 */
-	btrfs_fdatawrite_range(inode->i_mapping, start, orig_end, WB_SYNC_ALL);
+	filemap_fdatawrite_range(inode->i_mapping, start, orig_end);
 
 	/* The compression code will leave pages locked but return from
 	 * writepage without setting the page writeback.  Starting again
 	 * with WB_SYNC_ALL will end up waiting for the IO to actually start.
 	 */
-	btrfs_fdatawrite_range(inode->i_mapping, start, orig_end, WB_SYNC_ALL);
+	filemap_fdatawrite_range(inode->i_mapping, start, orig_end);
 
-	btrfs_wait_on_page_writeback_range(inode->i_mapping,
-					   start >> PAGE_CACHE_SHIFT,
-					   orig_end >> PAGE_CACHE_SHIFT);
+	filemap_fdatawait_range(inode->i_mapping, start, orig_end);
 
 	end = orig_end;
+	found = 0;
 	while (1) {
 		ordered = btrfs_lookup_first_ordered_extent(inode, end);
 		if (!ordered)
@@ -514,6 +518,7 @@ again:
 			btrfs_put_ordered_extent(ordered);
 			break;
 		}
+		found++;
 		btrfs_start_ordered_extent(inode, ordered, 1);
 		end = ordered->file_offset;
 		btrfs_put_ordered_extent(ordered);
@@ -521,8 +526,8 @@ again:
 			break;
 		end--;
 	}
-	if (test_range_bit(&BTRFS_I(inode)->io_tree, start, orig_end,
-			   EXTENT_ORDERED | EXTENT_DELALLOC, 0)) {
+	if (found || test_range_bit(&BTRFS_I(inode)->io_tree, start, orig_end,
+			   EXTENT_DELALLOC, 0, NULL)) {
 		schedule_timeout(1);
 		goto again;
 	}
@@ -613,7 +618,7 @@ int btrfs_ordered_update_i_size(struct inode *inode,
 	 */
 	if (test_range_bit(io_tree, disk_i_size,
 			   ordered->file_offset + ordered->len - 1,
-			   EXTENT_DELALLOC, 0)) {
+			   EXTENT_DELALLOC, 0, NULL)) {
 		goto out;
 	}
 	/*
@@ -664,7 +669,7 @@ int btrfs_ordered_update_i_size(struct inode *inode,
 	 */
 	if (i_size_test > entry_end(ordered) &&
 	    !test_range_bit(io_tree, entry_end(ordered), i_size_test - 1,
-			   EXTENT_DELALLOC, 0)) {
+			   EXTENT_DELALLOC, 0, NULL)) {
 		new_i_size = min_t(u64, i_size_test, i_size_read(inode));
 	}
 	BTRFS_I(inode)->disk_i_size = new_i_size;
@@ -715,89 +720,6 @@ out:
 }
 
 
-/**
- * taken from mm/filemap.c because it isn't exported
- *
- * __filemap_fdatawrite_range - start writeback on mapping dirty pages in range
- * @mapping:	address space structure to write
- * @start:	offset in bytes where the range starts
- * @end:	offset in bytes where the range ends (inclusive)
- * @sync_mode:	enable synchronous operation
- *
- * Start writeback against all of a mapping's dirty pages that lie
- * within the byte offsets <start, end> inclusive.
- *
- * If sync_mode is WB_SYNC_ALL then this is a "data integrity" operation, as
- * opposed to a regular memory cleansing writeback.  The difference between
- * these two operations is that if a dirty page/buffer is encountered, it must
- * be waited upon, and not just skipped over.
- */
-int btrfs_fdatawrite_range(struct address_space *mapping, loff_t start,
-			   loff_t end, int sync_mode)
-{
-	struct writeback_control wbc = {
-		.sync_mode = sync_mode,
-		.nr_to_write = mapping->nrpages * 2,
-		.range_start = start,
-		.range_end = end,
-	};
-	return btrfs_writepages(mapping, &wbc);
-}
-
-/**
- * taken from mm/filemap.c because it isn't exported
- *
- * wait_on_page_writeback_range - wait for writeback to complete
- * @mapping:	target address_space
- * @start:	beginning page index
- * @end:	ending page index
- *
- * Wait for writeback to complete against pages indexed by start->end
- * inclusive
- */
-int btrfs_wait_on_page_writeback_range(struct address_space *mapping,
-				       pgoff_t start, pgoff_t end)
-{
-	struct pagevec pvec;
-	int nr_pages;
-	int ret = 0;
-	pgoff_t index;
-
-	if (end < start)
-		return 0;
-
-	pagevec_init(&pvec, 0);
-	index = start;
-	while ((index <= end) &&
-			(nr_pages = pagevec_lookup_tag(&pvec, mapping, &index,
-			PAGECACHE_TAG_WRITEBACK,
-			min(end - index, (pgoff_t)PAGEVEC_SIZE-1) + 1)) != 0) {
-		unsigned i;
-
-		for (i = 0; i < nr_pages; i++) {
-			struct page *page = pvec.pages[i];
-
-			/* until radix tree lookup accepts end_index */
-			if (page->index > end)
-				continue;
-
-			wait_on_page_writeback(page);
-			if (PageError(page))
-				ret = -EIO;
-		}
-		pagevec_release(&pvec);
-		cond_resched();
-	}
-
-	/* Check for outstanding write errors */
-	if (test_and_clear_bit(AS_ENOSPC, &mapping->flags))
-		ret = -ENOSPC;
-	if (test_and_clear_bit(AS_EIO, &mapping->flags))
-		ret = -EIO;
-
-	return ret;
-}
-
 /*
  * add a given inode to the list of inodes that must be fully on
  * disk before a transaction commit finishes.
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h
index 3d31c8827b01..f82e87488ca8 100644
--- a/fs/btrfs/ordered-data.h
+++ b/fs/btrfs/ordered-data.h
@@ -85,6 +85,9 @@ struct btrfs_ordered_extent {
 	/* extent length on disk */
 	u64 disk_len;
 
+	/* number of bytes that still need writing */
+	u64 bytes_left;
+
 	/* flags (described above) */
 	unsigned long flags;
 
@@ -150,10 +153,6 @@ btrfs_lookup_first_ordered_extent(struct inode * inode, u64 file_offset);
 int btrfs_ordered_update_i_size(struct inode *inode,
 				struct btrfs_ordered_extent *ordered);
 int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, u32 *sum);
-int btrfs_wait_on_page_writeback_range(struct address_space *mapping,
-				       pgoff_t start, pgoff_t end);
-int btrfs_fdatawrite_range(struct address_space *mapping, loff_t start,
-			   loff_t end, int sync_mode);
 int btrfs_wait_ordered_extents(struct btrfs_root *root, int nocow_only);
 int btrfs_run_ordered_operations(struct btrfs_root *root, int wait);
 int btrfs_add_ordered_operation(struct btrfs_trans_handle *trans,
diff --git a/fs/btrfs/orphan.c b/fs/btrfs/orphan.c
index 3c0d52af4f80..79cba5fbc28e 100644
--- a/fs/btrfs/orphan.c
+++ b/fs/btrfs/orphan.c
@@ -65,3 +65,23 @@ out:
 	btrfs_free_path(path);
 	return ret;
 }
+
+int btrfs_find_orphan_item(struct btrfs_root *root, u64 offset)
+{
+	struct btrfs_path *path;
+	struct btrfs_key key;
+	int ret;
+
+	key.objectid = BTRFS_ORPHAN_OBJECTID;
+	key.type = BTRFS_ORPHAN_ITEM_KEY;
+	key.offset = offset;
+
+	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
+
+	ret = btrfs_search_slot(NULL, root, &key, path, 0, 0);
+
+	btrfs_free_path(path);
+	return ret;
+}
diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c
index c04f7f212602..cfcc93c93a7b 100644
--- a/fs/btrfs/relocation.c
+++ b/fs/btrfs/relocation.c
@@ -121,6 +121,15 @@ struct inodevec {
 	int nr;
 };
 
+#define MAX_EXTENTS 128
+
+struct file_extent_cluster {
+	u64 start;
+	u64 end;
+	u64 boundary[MAX_EXTENTS];
+	unsigned int nr;
+};
+
 struct reloc_control {
 	/* block group to relocate */
 	struct btrfs_block_group_cache *block_group;
@@ -2180,7 +2189,7 @@ static int tree_block_processed(u64 bytenr, u32 blocksize,
 				struct reloc_control *rc)
 {
 	if (test_range_bit(&rc->processed_blocks, bytenr,
-			   bytenr + blocksize - 1, EXTENT_DIRTY, 1))
+			   bytenr + blocksize - 1, EXTENT_DIRTY, 1, NULL))
 		return 1;
 	return 0;
 }
@@ -2529,56 +2538,94 @@ out:
 }
 
 static noinline_for_stack
-int relocate_inode_pages(struct inode *inode, u64 start, u64 len)
+int setup_extent_mapping(struct inode *inode, u64 start, u64 end,
+			 u64 block_start)
+{
+	struct btrfs_root *root = BTRFS_I(inode)->root;
+	struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree;
+	struct extent_map *em;
+	int ret = 0;
+
+	em = alloc_extent_map(GFP_NOFS);
+	if (!em)
+		return -ENOMEM;
+
+	em->start = start;
+	em->len = end + 1 - start;
+	em->block_len = em->len;
+	em->block_start = block_start;
+	em->bdev = root->fs_info->fs_devices->latest_bdev;
+	set_bit(EXTENT_FLAG_PINNED, &em->flags);
+
+	lock_extent(&BTRFS_I(inode)->io_tree, start, end, GFP_NOFS);
+	while (1) {
+		write_lock(&em_tree->lock);
+		ret = add_extent_mapping(em_tree, em);
+		write_unlock(&em_tree->lock);
+		if (ret != -EEXIST) {
+			free_extent_map(em);
+			break;
+		}
+		btrfs_drop_extent_cache(inode, start, end, 0);
+	}
+	unlock_extent(&BTRFS_I(inode)->io_tree, start, end, GFP_NOFS);
+	return ret;
+}
+
+static int relocate_file_extent_cluster(struct inode *inode,
+					struct file_extent_cluster *cluster)
 {
 	u64 page_start;
 	u64 page_end;
-	unsigned long i;
-	unsigned long first_index;
+	u64 offset = BTRFS_I(inode)->index_cnt;
+	unsigned long index;
 	unsigned long last_index;
-	unsigned int total_read = 0;
-	unsigned int total_dirty = 0;
+	unsigned int dirty_page = 0;
 	struct page *page;
 	struct file_ra_state *ra;
-	struct btrfs_ordered_extent *ordered;
-	struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree;
+	int nr = 0;
 	int ret = 0;
 
+	if (!cluster->nr)
+		return 0;
+
 	ra = kzalloc(sizeof(*ra), GFP_NOFS);
 	if (!ra)
 		return -ENOMEM;
 
+	index = (cluster->start - offset) >> PAGE_CACHE_SHIFT;
+	last_index = (cluster->end - offset) >> PAGE_CACHE_SHIFT;
+
 	mutex_lock(&inode->i_mutex);
-	first_index = start >> PAGE_CACHE_SHIFT;
-	last_index = (start + len - 1) >> PAGE_CACHE_SHIFT;
 
-	/* make sure the dirty trick played by the caller work */
-	while (1) {
-		ret = invalidate_inode_pages2_range(inode->i_mapping,
-						    first_index, last_index);
-		if (ret != -EBUSY)
-			break;
-		schedule_timeout(HZ/10);
-	}
+	i_size_write(inode, cluster->end + 1 - offset);
+	ret = setup_extent_mapping(inode, cluster->start - offset,
+				   cluster->end - offset, cluster->start);
 	if (ret)
 		goto out_unlock;
 
 	file_ra_state_init(ra, inode->i_mapping);
 
-	for (i = first_index ; i <= last_index; i++) {
-		if (total_read % ra->ra_pages == 0) {
-			btrfs_force_ra(inode->i_mapping, ra, NULL, i,
-				min(last_index, ra->ra_pages + i - 1));
-		}
-		total_read++;
-again:
-		if (((u64)i << PAGE_CACHE_SHIFT) > i_size_read(inode))
-			BUG_ON(1);
-		page = grab_cache_page(inode->i_mapping, i);
+	WARN_ON(cluster->start != cluster->boundary[0]);
+	while (index <= last_index) {
+		page = find_lock_page(inode->i_mapping, index);
 		if (!page) {
-			ret = -ENOMEM;
-			goto out_unlock;
+			page_cache_sync_readahead(inode->i_mapping,
+						  ra, NULL, index,
+						  last_index + 1 - index);
+			page = grab_cache_page(inode->i_mapping, index);
+			if (!page) {
+				ret = -ENOMEM;
+				goto out_unlock;
+			}
+		}
+
+		if (PageReadahead(page)) {
+			page_cache_async_readahead(inode->i_mapping,
+						   ra, NULL, page, index,
+						   last_index + 1 - index);
 		}
+
 		if (!PageUptodate(page)) {
 			btrfs_readpage(NULL, page);
 			lock_page(page);
@@ -2589,75 +2636,79 @@ again:
 				goto out_unlock;
 			}
 		}
-		wait_on_page_writeback(page);
 
 		page_start = (u64)page->index << PAGE_CACHE_SHIFT;
 		page_end = page_start + PAGE_CACHE_SIZE - 1;
-		lock_extent(io_tree, page_start, page_end, GFP_NOFS);
-
-		ordered = btrfs_lookup_ordered_extent(inode, page_start);
-		if (ordered) {
-			unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
-			unlock_page(page);
-			page_cache_release(page);
-			btrfs_start_ordered_extent(inode, ordered, 1);
-			btrfs_put_ordered_extent(ordered);
-			goto again;
-		}
+
+		lock_extent(&BTRFS_I(inode)->io_tree,
+			    page_start, page_end, GFP_NOFS);
+
 		set_page_extent_mapped(page);
 
-		if (i == first_index)
-			set_extent_bits(io_tree, page_start, page_end,
+		if (nr < cluster->nr &&
+		    page_start + offset == cluster->boundary[nr]) {
+			set_extent_bits(&BTRFS_I(inode)->io_tree,
+					page_start, page_end,
 					EXTENT_BOUNDARY, GFP_NOFS);
+			nr++;
+		}
 		btrfs_set_extent_delalloc(inode, page_start, page_end);
 
 		set_page_dirty(page);
-		total_dirty++;
+		dirty_page++;
 
-		unlock_extent(io_tree, page_start, page_end, GFP_NOFS);
+		unlock_extent(&BTRFS_I(inode)->io_tree,
+			      page_start, page_end, GFP_NOFS);
 		unlock_page(page);
 		page_cache_release(page);
+
+		index++;
+		if (nr < cluster->nr &&
+		    page_end + 1 + offset == cluster->boundary[nr]) {
+			balance_dirty_pages_ratelimited_nr(inode->i_mapping,
+							   dirty_page);
+			dirty_page = 0;
+		}
+	}
+	if (dirty_page) {
+		balance_dirty_pages_ratelimited_nr(inode->i_mapping,
+						   dirty_page);
 	}
+	WARN_ON(nr != cluster->nr);
 out_unlock:
 	mutex_unlock(&inode->i_mutex);
 	kfree(ra);
-	balance_dirty_pages_ratelimited_nr(inode->i_mapping, total_dirty);
 	return ret;
 }
 
 static noinline_for_stack
-int relocate_data_extent(struct inode *inode, struct btrfs_key *extent_key)
+int relocate_data_extent(struct inode *inode, struct btrfs_key *extent_key,
+			 struct file_extent_cluster *cluster)
 {
-	struct btrfs_root *root = BTRFS_I(inode)->root;
-	struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree;
-	struct extent_map *em;
-	u64 start = extent_key->objectid - BTRFS_I(inode)->index_cnt;
-	u64 end = start + extent_key->offset - 1;
-
-	em = alloc_extent_map(GFP_NOFS);
-	em->start = start;
-	em->len = extent_key->offset;
-	em->block_len = extent_key->offset;
-	em->block_start = extent_key->objectid;
-	em->bdev = root->fs_info->fs_devices->latest_bdev;
-	set_bit(EXTENT_FLAG_PINNED, &em->flags);
+	int ret;
 
-	/* setup extent map to cheat btrfs_readpage */
-	lock_extent(&BTRFS_I(inode)->io_tree, start, end, GFP_NOFS);
-	while (1) {
-		int ret;
-		spin_lock(&em_tree->lock);
-		ret = add_extent_mapping(em_tree, em);
-		spin_unlock(&em_tree->lock);
-		if (ret != -EEXIST) {
-			free_extent_map(em);
-			break;
-		}
-		btrfs_drop_extent_cache(inode, start, end, 0);
+	if (cluster->nr > 0 && extent_key->objectid != cluster->end + 1) {
+		ret = relocate_file_extent_cluster(inode, cluster);
+		if (ret)
+			return ret;
+		cluster->nr = 0;
 	}
-	unlock_extent(&BTRFS_I(inode)->io_tree, start, end, GFP_NOFS);
 
-	return relocate_inode_pages(inode, start, extent_key->offset);
+	if (!cluster->nr)
+		cluster->start = extent_key->objectid;
+	else
+		BUG_ON(cluster->nr >= MAX_EXTENTS);
+	cluster->end = extent_key->objectid + extent_key->offset - 1;
+	cluster->boundary[cluster->nr] = extent_key->objectid;
+	cluster->nr++;
+
+	if (cluster->nr >= MAX_EXTENTS) {
+		ret = relocate_file_extent_cluster(inode, cluster);
+		if (ret)
+			return ret;
+		cluster->nr = 0;
+	}
+	return 0;
 }
 
 #ifdef BTRFS_COMPAT_EXTENT_TREE_V0
@@ -3203,10 +3254,12 @@ static int check_extent_flags(u64 flags)
 	return 0;
 }
 
+
 static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
 {
 	struct rb_root blocks = RB_ROOT;
 	struct btrfs_key key;
+	struct file_extent_cluster *cluster;
 	struct btrfs_trans_handle *trans = NULL;
 	struct btrfs_path *path;
 	struct btrfs_extent_item *ei;
@@ -3216,10 +3269,17 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
 	int ret;
 	int err = 0;
 
+	cluster = kzalloc(sizeof(*cluster), GFP_NOFS);
+	if (!cluster)
+		return -ENOMEM;
+
 	path = btrfs_alloc_path();
 	if (!path)
 		return -ENOMEM;
 
+	rc->extents_found = 0;
+	rc->extents_skipped = 0;
+
 	rc->search_start = rc->block_group->key.objectid;
 	clear_extent_bits(&rc->processed_blocks, 0, (u64)-1, EXTENT_DIRTY,
 			  GFP_NOFS);
@@ -3306,14 +3366,15 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
 		}
 
 		nr = trans->blocks_used;
-		btrfs_end_transaction_throttle(trans, rc->extent_root);
+		btrfs_end_transaction(trans, rc->extent_root);
 		trans = NULL;
 		btrfs_btree_balance_dirty(rc->extent_root, nr);
 
 		if (rc->stage == MOVE_DATA_EXTENTS &&
 		    (flags & BTRFS_EXTENT_FLAG_DATA)) {
 			rc->found_file_extent = 1;
-			ret = relocate_data_extent(rc->data_inode, &key);
+			ret = relocate_data_extent(rc->data_inode,
+						   &key, cluster);
 			if (ret < 0) {
 				err = ret;
 				break;
@@ -3328,6 +3389,14 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
 		btrfs_btree_balance_dirty(rc->extent_root, nr);
 	}
 
+	if (!err) {
+		ret = relocate_file_extent_cluster(rc->data_inode, cluster);
+		if (ret < 0)
+			err = ret;
+	}
+
+	kfree(cluster);
+
 	rc->create_reloc_root = 0;
 	smp_mb();
 
@@ -3348,8 +3417,7 @@ static noinline_for_stack int relocate_block_group(struct reloc_control *rc)
 }
 
 static int __insert_orphan_inode(struct btrfs_trans_handle *trans,
-				 struct btrfs_root *root,
-				 u64 objectid, u64 size)
+				 struct btrfs_root *root, u64 objectid)
 {
 	struct btrfs_path *path;
 	struct btrfs_inode_item *item;
@@ -3368,7 +3436,7 @@ static int __insert_orphan_inode(struct btrfs_trans_handle *trans,
 	item = btrfs_item_ptr(leaf, path->slots[0], struct btrfs_inode_item);
 	memset_extent_buffer(leaf, 0, (unsigned long)item, sizeof(*item));
 	btrfs_set_inode_generation(leaf, item, 1);
-	btrfs_set_inode_size(leaf, item, size);
+	btrfs_set_inode_size(leaf, item, 0);
 	btrfs_set_inode_mode(leaf, item, S_IFREG | 0600);
 	btrfs_set_inode_flags(leaf, item, BTRFS_INODE_NOCOMPRESS);
 	btrfs_mark_buffer_dirty(leaf);
@@ -3404,12 +3472,7 @@ static struct inode *create_reloc_inode(struct btrfs_fs_info *fs_info,
 	if (err)
 		goto out;
 
-	err = __insert_orphan_inode(trans, root, objectid, group->key.offset);
-	BUG_ON(err);
-
-	err = btrfs_insert_file_extent(trans, root, objectid, 0, 0, 0,
-				       group->key.offset, 0, group->key.offset,
-				       0, 0, 0);
+	err = __insert_orphan_inode(trans, root, objectid);
 	BUG_ON(err);
 
 	key.objectid = objectid;
@@ -3455,7 +3518,7 @@ int btrfs_relocate_block_group(struct btrfs_root *extent_root, u64 group_start)
 	BUG_ON(!rc->block_group);
 
 	btrfs_init_workers(&rc->workers, "relocate",
-			   fs_info->thread_pool_size);
+			   fs_info->thread_pool_size, NULL);
 
 	rc->extent_root = extent_root;
 	btrfs_prepare_block_group_relocation(extent_root, rc->block_group);
@@ -3475,14 +3538,15 @@ int btrfs_relocate_block_group(struct btrfs_root *extent_root, u64 group_start)
 	btrfs_wait_ordered_extents(fs_info->tree_root, 0);
 
 	while (1) {
-		mutex_lock(&fs_info->cleaner_mutex);
-		btrfs_clean_old_snapshots(fs_info->tree_root);
-		mutex_unlock(&fs_info->cleaner_mutex);
-
 		rc->extents_found = 0;
 		rc->extents_skipped = 0;
 
+		mutex_lock(&fs_info->cleaner_mutex);
+
+		btrfs_clean_old_snapshots(fs_info->tree_root);
 		ret = relocate_block_group(rc);
+
+		mutex_unlock(&fs_info->cleaner_mutex);
 		if (ret < 0) {
 			err = ret;
 			break;
@@ -3514,10 +3578,10 @@ int btrfs_relocate_block_group(struct btrfs_root *extent_root, u64 group_start)
 		}
 	}
 
-	filemap_fdatawrite_range(fs_info->btree_inode->i_mapping,
-				 rc->block_group->key.objectid,
-				 rc->block_group->key.objectid +
-				 rc->block_group->key.offset - 1);
+	filemap_write_and_wait_range(fs_info->btree_inode->i_mapping,
+				     rc->block_group->key.objectid,
+				     rc->block_group->key.objectid +
+				     rc->block_group->key.offset - 1);
 
 	WARN_ON(rc->block_group->pinned > 0);
 	WARN_ON(rc->block_group->reserved > 0);
@@ -3530,6 +3594,26 @@ out:
 	return err;
 }
 
+static noinline_for_stack int mark_garbage_root(struct btrfs_root *root)
+{
+	struct btrfs_trans_handle *trans;
+	int ret;
+
+	trans = btrfs_start_transaction(root->fs_info->tree_root, 1);
+
+	memset(&root->root_item.drop_progress, 0,
+		sizeof(root->root_item.drop_progress));
+	root->root_item.drop_level = 0;
+	btrfs_set_root_refs(&root->root_item, 0);
+	ret = btrfs_update_root(trans, root->fs_info->tree_root,
+				&root->root_key, &root->root_item);
+	BUG_ON(ret);
+
+	ret = btrfs_end_transaction(trans, root->fs_info->tree_root);
+	BUG_ON(ret);
+	return 0;
+}
+
 /*
  * recover relocation interrupted by system crash.
  *
@@ -3589,8 +3673,12 @@ int btrfs_recover_relocation(struct btrfs_root *root)
 			fs_root = read_fs_root(root->fs_info,
 					       reloc_root->root_key.offset);
 			if (IS_ERR(fs_root)) {
-				err = PTR_ERR(fs_root);
-				goto out;
+				ret = PTR_ERR(fs_root);
+				if (ret != -ENOENT) {
+					err = ret;
+					goto out;
+				}
+				mark_garbage_root(reloc_root);
 			}
 		}
 
@@ -3613,7 +3701,7 @@ int btrfs_recover_relocation(struct btrfs_root *root)
 	mapping_tree_init(&rc->reloc_root_tree);
 	INIT_LIST_HEAD(&rc->reloc_roots);
 	btrfs_init_workers(&rc->workers, "relocate",
-			   root->fs_info->thread_pool_size);
+			   root->fs_info->thread_pool_size, NULL);
 	rc->extent_root = root->fs_info->extent_root;
 
 	set_reloc_control(rc);
diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c
index 0ddc6d61c55a..67fa2d29d663 100644
--- a/fs/btrfs/root-tree.c
+++ b/fs/btrfs/root-tree.c
@@ -94,17 +94,23 @@ int btrfs_find_last_root(struct btrfs_root *root, u64 objectid,
 		goto out;
 
 	BUG_ON(ret == 0);
+	if (path->slots[0] == 0) {
+		ret = 1;
+		goto out;
+	}
 	l = path->nodes[0];
-	BUG_ON(path->slots[0] == 0);
 	slot = path->slots[0] - 1;
 	btrfs_item_key_to_cpu(l, &found_key, slot);
-	if (found_key.objectid != objectid) {
+	if (found_key.objectid != objectid ||
+	    found_key.type != BTRFS_ROOT_ITEM_KEY) {
 		ret = 1;
 		goto out;
 	}
-	read_extent_buffer(l, item, btrfs_item_ptr_offset(l, slot),
-			   sizeof(*item));
-	memcpy(key, &found_key, sizeof(found_key));
+	if (item)
+		read_extent_buffer(l, item, btrfs_item_ptr_offset(l, slot),
+				   sizeof(*item));
+	if (key)
+		memcpy(key, &found_key, sizeof(found_key));
 	ret = 0;
 out:
 	btrfs_free_path(path);
@@ -153,7 +159,6 @@ int btrfs_update_root(struct btrfs_trans_handle *trans, struct btrfs_root
 	write_extent_buffer(l, item, ptr, sizeof(*item));
 	btrfs_mark_buffer_dirty(path->nodes[0]);
 out:
-	btrfs_release_path(root, path);
 	btrfs_free_path(path);
 	return ret;
 }
@@ -249,6 +254,59 @@ err:
 	return ret;
 }
 
+int btrfs_find_orphan_roots(struct btrfs_root *tree_root)
+{
+	struct extent_buffer *leaf;
+	struct btrfs_path *path;
+	struct btrfs_key key;
+	int err = 0;
+	int ret;
+
+	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
+
+	key.objectid = BTRFS_ORPHAN_OBJECTID;
+	key.type = BTRFS_ORPHAN_ITEM_KEY;
+	key.offset = 0;
+
+	while (1) {
+		ret = btrfs_search_slot(NULL, tree_root, &key, path, 0, 0);
+		if (ret < 0) {
+			err = ret;
+			break;
+		}
+
+		leaf = path->nodes[0];
+		if (path->slots[0] >= btrfs_header_nritems(leaf)) {
+			ret = btrfs_next_leaf(tree_root, path);
+			if (ret < 0)
+				err = ret;
+			if (ret != 0)
+				break;
+			leaf = path->nodes[0];
+		}
+
+		btrfs_item_key_to_cpu(leaf, &key, path->slots[0]);
+		btrfs_release_path(tree_root, path);
+
+		if (key.objectid != BTRFS_ORPHAN_OBJECTID ||
+		    key.type != BTRFS_ORPHAN_ITEM_KEY)
+			break;
+
+		ret = btrfs_find_dead_roots(tree_root, key.offset);
+		if (ret) {
+			err = ret;
+			break;
+		}
+
+		key.offset++;
+	}
+
+	btrfs_free_path(path);
+	return err;
+}
+
 /* drop the root item for 'key' from 'root' */
 int btrfs_del_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
 		   struct btrfs_key *key)
@@ -273,36 +331,61 @@ int btrfs_del_root(struct btrfs_trans_handle *trans, struct btrfs_root *root,
 	BUG_ON(refs != 0);
 	ret = btrfs_del_item(trans, root, path);
 out:
-	btrfs_release_path(root, path);
 	btrfs_free_path(path);
 	return ret;
 }
 
-#if 0 /* this will get used when snapshot deletion is implemented */
 int btrfs_del_root_ref(struct btrfs_trans_handle *trans,
 		       struct btrfs_root *tree_root,
-		       u64 root_id, u8 type, u64 ref_id)
+		       u64 root_id, u64 ref_id, u64 dirid, u64 *sequence,
+		       const char *name, int name_len)
+
 {
+	struct btrfs_path *path;
+	struct btrfs_root_ref *ref;
+	struct extent_buffer *leaf;
 	struct btrfs_key key;
+	unsigned long ptr;
+	int err = 0;
 	int ret;
-	struct btrfs_path *path;
 
 	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
 
 	key.objectid = root_id;
-	key.type = type;
+	key.type = BTRFS_ROOT_BACKREF_KEY;
 	key.offset = ref_id;
-
+again:
 	ret = btrfs_search_slot(trans, tree_root, &key, path, -1, 1);
-	BUG_ON(ret);
-
-	ret = btrfs_del_item(trans, tree_root, path);
-	BUG_ON(ret);
+	BUG_ON(ret < 0);
+	if (ret == 0) {
+		leaf = path->nodes[0];
+		ref = btrfs_item_ptr(leaf, path->slots[0],
+				     struct btrfs_root_ref);
+
+		WARN_ON(btrfs_root_ref_dirid(leaf, ref) != dirid);
+		WARN_ON(btrfs_root_ref_name_len(leaf, ref) != name_len);
+		ptr = (unsigned long)(ref + 1);
+		WARN_ON(memcmp_extent_buffer(leaf, name, ptr, name_len));
+		*sequence = btrfs_root_ref_sequence(leaf, ref);
+
+		ret = btrfs_del_item(trans, tree_root, path);
+		BUG_ON(ret);
+	} else
+		err = -ENOENT;
+
+	if (key.type == BTRFS_ROOT_BACKREF_KEY) {
+		btrfs_release_path(tree_root, path);
+		key.objectid = ref_id;
+		key.type = BTRFS_ROOT_REF_KEY;
+		key.offset = root_id;
+		goto again;
+	}
 
 	btrfs_free_path(path);
-	return ret;
+	return err;
 }
-#endif
 
 int btrfs_find_root_ref(struct btrfs_root *tree_root,
 		   struct btrfs_path *path,
@@ -319,7 +402,6 @@ int btrfs_find_root_ref(struct btrfs_root *tree_root,
 	return ret;
 }
 
-
 /*
  * add a btrfs_root_ref item.  type is either BTRFS_ROOT_REF_KEY
  * or BTRFS_ROOT_BACKREF_KEY.
@@ -335,8 +417,7 @@ int btrfs_find_root_ref(struct btrfs_root *tree_root,
  */
 int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
 		       struct btrfs_root *tree_root,
-		       u64 root_id, u8 type, u64 ref_id,
-		       u64 dirid, u64 sequence,
+		       u64 root_id, u64 ref_id, u64 dirid, u64 sequence,
 		       const char *name, int name_len)
 {
 	struct btrfs_key key;
@@ -346,13 +427,14 @@ int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
 	struct extent_buffer *leaf;
 	unsigned long ptr;
 
-
 	path = btrfs_alloc_path();
+	if (!path)
+		return -ENOMEM;
 
 	key.objectid = root_id;
-	key.type = type;
+	key.type = BTRFS_ROOT_BACKREF_KEY;
 	key.offset = ref_id;
-
+again:
 	ret = btrfs_insert_empty_item(trans, tree_root, path, &key,
 				      sizeof(*ref) + name_len);
 	BUG_ON(ret);
@@ -366,6 +448,14 @@ int btrfs_add_root_ref(struct btrfs_trans_handle *trans,
 	write_extent_buffer(leaf, name, ptr, name_len);
 	btrfs_mark_buffer_dirty(leaf);
 
+	if (key.type == BTRFS_ROOT_BACKREF_KEY) {
+		btrfs_release_path(tree_root, path);
+		key.objectid = ref_id;
+		key.type = BTRFS_ROOT_REF_KEY;
+		key.offset = root_id;
+		goto again;
+	}
+
 	btrfs_free_path(path);
-	return ret;
+	return 0;
 }
diff --git a/fs/btrfs/super.c b/fs/btrfs/super.c
index 6d6d06cb6dfc..752a5463bf53 100644
--- a/fs/btrfs/super.c
+++ b/fs/btrfs/super.c
@@ -51,7 +51,7 @@
 #include "export.h"
 #include "compression.h"
 
-static struct super_operations btrfs_super_ops;
+static const struct super_operations btrfs_super_ops;
 
 static void btrfs_put_super(struct super_block *sb)
 {
@@ -66,7 +66,8 @@ enum {
 	Opt_degraded, Opt_subvol, Opt_device, Opt_nodatasum, Opt_nodatacow,
 	Opt_max_extent, Opt_max_inline, Opt_alloc_start, Opt_nobarrier,
 	Opt_ssd, Opt_nossd, Opt_ssd_spread, Opt_thread_pool, Opt_noacl,
-	Opt_compress, Opt_notreelog, Opt_ratio, Opt_flushoncommit, Opt_err,
+	Opt_compress, Opt_notreelog, Opt_ratio, Opt_flushoncommit,
+	Opt_discard, Opt_err,
 };
 
 static match_table_t tokens = {
@@ -88,6 +89,7 @@ static match_table_t tokens = {
 	{Opt_notreelog, "notreelog"},
 	{Opt_flushoncommit, "flushoncommit"},
 	{Opt_ratio, "metadata_ratio=%d"},
+	{Opt_discard, "discard"},
 	{Opt_err, NULL},
 };
 
@@ -257,6 +259,9 @@ int btrfs_parse_options(struct btrfs_root *root, char *options)
 				       info->metadata_ratio);
 			}
 			break;
+		case Opt_discard:
+			btrfs_set_opt(info->mount_opt, DISCARD);
+			break;
 		default:
 			break;
 		}
@@ -344,7 +349,9 @@ static int btrfs_fill_super(struct super_block *sb,
 	sb->s_export_op = &btrfs_export_ops;
 	sb->s_xattr = btrfs_xattr_handlers;
 	sb->s_time_gran = 1;
+#ifdef CONFIG_BTRFS_FS_POSIX_ACL
 	sb->s_flags |= MS_POSIXACL;
+#endif
 
 	tree_root = open_ctree(sb, fs_devices, (char *)data);
 
@@ -675,7 +682,8 @@ static int btrfs_unfreeze(struct super_block *sb)
 	return 0;
 }
 
-static struct super_operations btrfs_super_ops = {
+static const struct super_operations btrfs_super_ops = {
+	.drop_inode	= btrfs_drop_inode,
 	.delete_inode	= btrfs_delete_inode,
 	.put_super	= btrfs_put_super,
 	.sync_fs	= btrfs_sync_fs,
diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c
index cdbb5022da52..c207e8c32c9b 100644
--- a/fs/btrfs/transaction.c
+++ b/fs/btrfs/transaction.c
@@ -104,7 +104,6 @@ static noinline int record_root_in_trans(struct btrfs_trans_handle *trans,
 {
 	if (root->ref_cows && root->last_trans < trans->transid) {
 		WARN_ON(root == root->fs_info->extent_root);
-		WARN_ON(root->root_item.refs == 0);
 		WARN_ON(root->commit_root != root->node);
 
 		radix_tree_tag_set(&root->fs_info->fs_roots_radix,
@@ -164,8 +163,14 @@ static void wait_current_trans(struct btrfs_root *root)
 	}
 }
 
+enum btrfs_trans_type {
+	TRANS_START,
+	TRANS_JOIN,
+	TRANS_USERSPACE,
+};
+
 static struct btrfs_trans_handle *start_transaction(struct btrfs_root *root,
-					     int num_blocks, int wait)
+					     int num_blocks, int type)
 {
 	struct btrfs_trans_handle *h =
 		kmem_cache_alloc(btrfs_trans_handle_cachep, GFP_NOFS);
@@ -173,7 +178,8 @@ static struct btrfs_trans_handle *start_transaction(struct btrfs_root *root,
 
 	mutex_lock(&root->fs_info->trans_mutex);
 	if (!root->fs_info->log_root_recovering &&
-	    ((wait == 1 && !root->fs_info->open_ioctl_trans) || wait == 2))
+	    ((type == TRANS_START && !root->fs_info->open_ioctl_trans) ||
+	     type == TRANS_USERSPACE))
 		wait_current_trans(root);
 	ret = join_transaction(root);
 	BUG_ON(ret);
@@ -187,6 +193,9 @@ static struct btrfs_trans_handle *start_transaction(struct btrfs_root *root,
 	h->alloc_exclude_start = 0;
 	h->delayed_ref_updates = 0;
 
+	if (!current->journal_info && type != TRANS_USERSPACE)
+		current->journal_info = h;
+
 	root->fs_info->running_transaction->use_count++;
 	record_root_in_trans(h, root);
 	mutex_unlock(&root->fs_info->trans_mutex);
@@ -196,18 +205,18 @@ static struct btrfs_trans_handle *start_transaction(struct btrfs_root *root,
 struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
 						   int num_blocks)
 {
-	return start_transaction(root, num_blocks, 1);
+	return start_transaction(root, num_blocks, TRANS_START);
 }
 struct btrfs_trans_handle *btrfs_join_transaction(struct btrfs_root *root,
 						   int num_blocks)
 {
-	return start_transaction(root, num_blocks, 0);
+	return start_transaction(root, num_blocks, TRANS_JOIN);
 }
 
 struct btrfs_trans_handle *btrfs_start_ioctl_transaction(struct btrfs_root *r,
 							 int num_blocks)
 {
-	return start_transaction(r, num_blocks, 2);
+	return start_transaction(r, num_blocks, TRANS_USERSPACE);
 }
 
 /* wait for a transaction commit to be fully complete */
@@ -318,6 +327,9 @@ static int __btrfs_end_transaction(struct btrfs_trans_handle *trans,
 		wake_up(&cur_trans->writer_wait);
 	put_transaction(cur_trans);
 	mutex_unlock(&info->trans_mutex);
+
+	if (current->journal_info == trans)
+		current->journal_info = NULL;
 	memset(trans, 0, sizeof(*trans));
 	kmem_cache_free(btrfs_trans_handle_cachep, trans);
 
@@ -339,10 +351,10 @@ int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans,
 /*
  * when btree blocks are allocated, they have some corresponding bits set for
  * them in one of two extent_io trees.  This is used to make sure all of
- * those extents are on disk for transaction or log commit
+ * those extents are sent to disk but does not wait on them
  */
-int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
-					struct extent_io_tree *dirty_pages)
+int btrfs_write_marked_extents(struct btrfs_root *root,
+			       struct extent_io_tree *dirty_pages)
 {
 	int ret;
 	int err = 0;
@@ -389,6 +401,29 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
 			page_cache_release(page);
 		}
 	}
+	if (err)
+		werr = err;
+	return werr;
+}
+
+/*
+ * when btree blocks are allocated, they have some corresponding bits set for
+ * them in one of two extent_io trees.  This is used to make sure all of
+ * those extents are on disk for transaction or log commit.  We wait
+ * on all the pages and clear them from the dirty pages state tree
+ */
+int btrfs_wait_marked_extents(struct btrfs_root *root,
+			      struct extent_io_tree *dirty_pages)
+{
+	int ret;
+	int err = 0;
+	int werr = 0;
+	struct page *page;
+	struct inode *btree_inode = root->fs_info->btree_inode;
+	u64 start = 0;
+	u64 end;
+	unsigned long index;
+
 	while (1) {
 		ret = find_first_extent_bit(dirty_pages, 0, &start, &end,
 					    EXTENT_DIRTY);
@@ -419,6 +454,22 @@ int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
 	return werr;
 }
 
+/*
+ * when btree blocks are allocated, they have some corresponding bits set for
+ * them in one of two extent_io trees.  This is used to make sure all of
+ * those extents are on disk for transaction or log commit
+ */
+int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
+					struct extent_io_tree *dirty_pages)
+{
+	int ret;
+	int ret2;
+
+	ret = btrfs_write_marked_extents(root, dirty_pages);
+	ret2 = btrfs_wait_marked_extents(root, dirty_pages);
+	return ret || ret2;
+}
+
 int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
 				     struct btrfs_root *root)
 {
@@ -720,7 +771,8 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
 	memcpy(new_root_item, &root->root_item, sizeof(*new_root_item));
 
 	key.objectid = objectid;
-	key.offset = 0;
+	/* record when the snapshot was created in key.offset */
+	key.offset = trans->transid;
 	btrfs_set_key_type(&key, BTRFS_ROOT_ITEM_KEY);
 
 	old = btrfs_lock_root_node(root);
@@ -743,6 +795,7 @@ static noinline int create_pending_snapshot(struct btrfs_trans_handle *trans,
 	memcpy(&pending->root_key, &key, sizeof(key));
 fail:
 	kfree(new_root_item);
+	btrfs_unreserve_metadata_space(root, 6);
 	return ret;
 }
 
@@ -778,24 +831,14 @@ static noinline int finish_pending_snapshot(struct btrfs_fs_info *fs_info,
 	ret = btrfs_update_inode(trans, parent_root, parent_inode);
 	BUG_ON(ret);
 
-	/* add the backref first */
 	ret = btrfs_add_root_ref(trans, parent_root->fs_info->tree_root,
 				 pending->root_key.objectid,
-				 BTRFS_ROOT_BACKREF_KEY,
 				 parent_root->root_key.objectid,
 				 parent_inode->i_ino, index, pending->name,
 				 namelen);
 
 	BUG_ON(ret);
 
-	/* now add the forward ref */
-	ret = btrfs_add_root_ref(trans, parent_root->fs_info->tree_root,
-				 parent_root->root_key.objectid,
-				 BTRFS_ROOT_REF_KEY,
-				 pending->root_key.objectid,
-				 parent_inode->i_ino, index, pending->name,
-				 namelen);
-
 	inode = btrfs_lookup_dentry(parent_inode, pending->dentry);
 	d_instantiate(pending->dentry, inode);
 fail:
@@ -874,7 +917,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	unsigned long timeout = 1;
 	struct btrfs_transaction *cur_trans;
 	struct btrfs_transaction *prev_trans = NULL;
-	struct extent_io_tree *pinned_copy;
 	DEFINE_WAIT(wait);
 	int ret;
 	int should_grow = 0;
@@ -915,13 +957,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 		return 0;
 	}
 
-	pinned_copy = kmalloc(sizeof(*pinned_copy), GFP_NOFS);
-	if (!pinned_copy)
-		return -ENOMEM;
-
-	extent_io_tree_init(pinned_copy,
-			     root->fs_info->btree_inode->i_mapping, GFP_NOFS);
-
 	trans->transaction->in_commit = 1;
 	trans->transaction->blocked = 1;
 	if (cur_trans->list.prev != &root->fs_info->trans_list) {
@@ -1019,6 +1054,8 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	ret = commit_cowonly_roots(trans, root);
 	BUG_ON(ret);
 
+	btrfs_prepare_extent_commit(trans, root);
+
 	cur_trans = root->fs_info->running_transaction;
 	spin_lock(&root->fs_info->new_trans_lock);
 	root->fs_info->running_transaction = NULL;
@@ -1042,8 +1079,6 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	memcpy(&root->fs_info->super_for_commit, &root->fs_info->super_copy,
 	       sizeof(root->fs_info->super_copy));
 
-	btrfs_copy_pinned(root, pinned_copy);
-
 	trans->transaction->blocked = 0;
 
 	wake_up(&root->fs_info->transaction_wait);
@@ -1059,8 +1094,7 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 	 */
 	mutex_unlock(&root->fs_info->tree_log_mutex);
 
-	btrfs_finish_extent_commit(trans, root, pinned_copy);
-	kfree(pinned_copy);
+	btrfs_finish_extent_commit(trans, root);
 
 	/* do the directory inserts of any pending snapshot creations */
 	finish_pending_snapshots(trans, root->fs_info);
@@ -1078,6 +1112,9 @@ int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
 
 	mutex_unlock(&root->fs_info->trans_mutex);
 
+	if (current->journal_info == trans)
+		current->journal_info = NULL;
+
 	kmem_cache_free(btrfs_trans_handle_cachep, trans);
 	return ret;
 }
@@ -1096,8 +1133,13 @@ int btrfs_clean_old_snapshots(struct btrfs_root *root)
 
 	while (!list_empty(&list)) {
 		root = list_entry(list.next, struct btrfs_root, root_list);
-		list_del_init(&root->root_list);
-		btrfs_drop_snapshot(root, 0);
+		list_del(&root->root_list);
+
+		if (btrfs_header_backref_rev(root->node) <
+		    BTRFS_MIXED_BACKREF_REV)
+			btrfs_drop_snapshot(root, 0);
+		else
+			btrfs_drop_snapshot(root, 1);
 	}
 	return 0;
 }
diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h
index 663c67404918..d4e3e7a6938c 100644
--- a/fs/btrfs/transaction.h
+++ b/fs/btrfs/transaction.h
@@ -79,6 +79,7 @@ static inline void btrfs_set_inode_last_trans(struct btrfs_trans_handle *trans,
 					      struct inode *inode)
 {
 	BTRFS_I(inode)->last_trans = trans->transaction->transid;
+	BTRFS_I(inode)->last_sub_trans = BTRFS_I(inode)->root->log_transid;
 }
 
 int btrfs_end_transaction(struct btrfs_trans_handle *trans,
@@ -107,5 +108,9 @@ int btrfs_record_root_in_trans(struct btrfs_trans_handle *trans,
 				struct btrfs_root *root);
 int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
 					struct extent_io_tree *dirty_pages);
+int btrfs_write_marked_extents(struct btrfs_root *root,
+					struct extent_io_tree *dirty_pages);
+int btrfs_wait_marked_extents(struct btrfs_root *root,
+					struct extent_io_tree *dirty_pages);
 int btrfs_transaction_in_commit(struct btrfs_fs_info *info);
 #endif
diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c
index d91b0de7c502..741666a7676a 100644
--- a/fs/btrfs/tree-log.c
+++ b/fs/btrfs/tree-log.c
@@ -137,11 +137,20 @@ static int start_log_trans(struct btrfs_trans_handle *trans,
 
 	mutex_lock(&root->log_mutex);
 	if (root->log_root) {
+		if (!root->log_start_pid) {
+			root->log_start_pid = current->pid;
+			root->log_multiple_pids = false;
+		} else if (root->log_start_pid != current->pid) {
+			root->log_multiple_pids = true;
+		}
+
 		root->log_batch++;
 		atomic_inc(&root->log_writers);
 		mutex_unlock(&root->log_mutex);
 		return 0;
 	}
+	root->log_multiple_pids = false;
+	root->log_start_pid = current->pid;
 	mutex_lock(&root->fs_info->tree_log_mutex);
 	if (!root->fs_info->log_root_tree) {
 		ret = btrfs_init_log_root_tree(trans, root->fs_info);
@@ -263,8 +272,8 @@ static int process_one_buffer(struct btrfs_root *log,
 			      struct walk_control *wc, u64 gen)
 {
 	if (wc->pin)
-		btrfs_update_pinned_extents(log->fs_info->extent_root,
-					    eb->start, eb->len, 1);
+		btrfs_pin_extent(log->fs_info->extent_root,
+				 eb->start, eb->len, 0);
 
 	if (btrfs_buffer_uptodate(eb, gen)) {
 		if (wc->write)
@@ -534,7 +543,7 @@ static noinline int replay_one_extent(struct btrfs_trans_handle *trans,
 	saved_nbytes = inode_get_bytes(inode);
 	/* drop any overlapping extents */
 	ret = btrfs_drop_extents(trans, root, inode,
-			 start, extent_end, extent_end, start, &alloc_hint);
+			 start, extent_end, extent_end, start, &alloc_hint, 1);
 	BUG_ON(ret);
 
 	if (found_type == BTRFS_FILE_EXTENT_REG ||
@@ -1971,6 +1980,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 	int ret;
 	struct btrfs_root *log = root->log_root;
 	struct btrfs_root *log_root_tree = root->fs_info->log_root_tree;
+	u64 log_transid = 0;
 
 	mutex_lock(&root->log_mutex);
 	index1 = root->log_transid % 2;
@@ -1987,10 +1997,11 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 
 	while (1) {
 		unsigned long batch = root->log_batch;
-		mutex_unlock(&root->log_mutex);
-		schedule_timeout_uninterruptible(1);
-		mutex_lock(&root->log_mutex);
-
+		if (root->log_multiple_pids) {
+			mutex_unlock(&root->log_mutex);
+			schedule_timeout_uninterruptible(1);
+			mutex_lock(&root->log_mutex);
+		}
 		wait_for_writer(trans, root);
 		if (batch == root->log_batch)
 			break;
@@ -2003,14 +2014,19 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 		goto out;
 	}
 
-	ret = btrfs_write_and_wait_marked_extents(log, &log->dirty_log_pages);
+	/* we start IO on  all the marked extents here, but we don't actually
+	 * wait for them until later.
+	 */
+	ret = btrfs_write_marked_extents(log, &log->dirty_log_pages);
 	BUG_ON(ret);
 
 	btrfs_set_root_node(&log->root_item, log->node);
 
 	root->log_batch = 0;
+	log_transid = root->log_transid;
 	root->log_transid++;
 	log->log_transid = root->log_transid;
+	root->log_start_pid = 0;
 	smp_mb();
 	/*
 	 * log tree has been flushed to disk, new modifications of
@@ -2036,6 +2052,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 
 	index2 = log_root_tree->log_transid % 2;
 	if (atomic_read(&log_root_tree->log_commit[index2])) {
+		btrfs_wait_marked_extents(log, &log->dirty_log_pages);
 		wait_log_commit(trans, log_root_tree,
 				log_root_tree->log_transid);
 		mutex_unlock(&log_root_tree->log_mutex);
@@ -2055,6 +2072,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 	 * check the full commit flag again
 	 */
 	if (root->fs_info->last_trans_log_full_commit == trans->transid) {
+		btrfs_wait_marked_extents(log, &log->dirty_log_pages);
 		mutex_unlock(&log_root_tree->log_mutex);
 		ret = -EAGAIN;
 		goto out_wake_log_root;
@@ -2063,6 +2081,7 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 	ret = btrfs_write_and_wait_marked_extents(log_root_tree,
 				&log_root_tree->dirty_log_pages);
 	BUG_ON(ret);
+	btrfs_wait_marked_extents(log, &log->dirty_log_pages);
 
 	btrfs_set_super_log_root(&root->fs_info->super_for_commit,
 				log_root_tree->node->start);
@@ -2082,9 +2101,14 @@ int btrfs_sync_log(struct btrfs_trans_handle *trans,
 	 * the running transaction open, so a full commit can't hop
 	 * in and cause problems either.
 	 */
-	write_ctree_super(trans, root->fs_info->tree_root, 2);
+	write_ctree_super(trans, root->fs_info->tree_root, 1);
 	ret = 0;
 
+	mutex_lock(&root->log_mutex);
+	if (root->last_log_commit < log_transid)
+		root->last_log_commit = log_transid;
+	mutex_unlock(&root->log_mutex);
+
 out_wake_log_root:
 	atomic_set(&log_root_tree->log_commit[index2], 0);
 	smp_mb();
@@ -2605,7 +2629,7 @@ static noinline int copy_items(struct btrfs_trans_handle *trans,
 								extent);
 				cs = btrfs_file_extent_offset(src, extent);
 				cl = btrfs_file_extent_num_bytes(src,
-								extent);;
+								extent);
 				if (btrfs_file_extent_compression(src,
 								  extent)) {
 					cs = 0;
@@ -2841,7 +2865,7 @@ static noinline int check_parent_dirs_for_sync(struct btrfs_trans_handle *trans,
 		if (!parent || !parent->d_inode || sb != parent->d_inode->i_sb)
 			break;
 
-		if (parent == sb->s_root)
+		if (IS_ROOT(parent))
 			break;
 
 		parent = parent->d_parent;
@@ -2852,6 +2876,21 @@ out:
 	return ret;
 }
 
+static int inode_in_log(struct btrfs_trans_handle *trans,
+		 struct inode *inode)
+{
+	struct btrfs_root *root = BTRFS_I(inode)->root;
+	int ret = 0;
+
+	mutex_lock(&root->log_mutex);
+	if (BTRFS_I(inode)->logged_trans == trans->transid &&
+	    BTRFS_I(inode)->last_sub_trans <= root->last_log_commit)
+		ret = 1;
+	mutex_unlock(&root->log_mutex);
+	return ret;
+}
+
+
 /*
  * helper function around btrfs_log_inode to make sure newly created
  * parent directories also end up in the log.  A minimal inode and backref
@@ -2880,11 +2919,22 @@ int btrfs_log_inode_parent(struct btrfs_trans_handle *trans,
 		goto end_no_trans;
 	}
 
+	if (root != BTRFS_I(inode)->root ||
+	    btrfs_root_refs(&root->root_item) == 0) {
+		ret = 1;
+		goto end_no_trans;
+	}
+
 	ret = check_parent_dirs_for_sync(trans, inode, parent,
 					 sb, last_committed);
 	if (ret)
 		goto end_no_trans;
 
+	if (inode_in_log(trans, inode)) {
+		ret = BTRFS_NO_LOG_SYNC;
+		goto end_no_trans;
+	}
+
 	start_log_trans(trans, root);
 
 	ret = btrfs_log_inode(trans, root, inode, inode_only);
@@ -2907,12 +2957,15 @@ int btrfs_log_inode_parent(struct btrfs_trans_handle *trans,
 			break;
 
 		inode = parent->d_inode;
+		if (root != BTRFS_I(inode)->root)
+			break;
+
 		if (BTRFS_I(inode)->generation >
 		    root->fs_info->last_trans_committed) {
 			ret = btrfs_log_inode(trans, root, inode, inode_only);
 			BUG_ON(ret);
 		}
-		if (parent == sb->s_root)
+		if (IS_ROOT(parent))
 			break;
 
 		parent = parent->d_parent;
@@ -2951,7 +3004,6 @@ int btrfs_recover_log_trees(struct btrfs_root *log_root_tree)
 	struct btrfs_key tmp_key;
 	struct btrfs_root *log;
 	struct btrfs_fs_info *fs_info = log_root_tree->fs_info;
-	u64 highest_inode;
 	struct walk_control wc = {
 		.process_func = process_one_buffer,
 		.stage = 0,
@@ -3010,11 +3062,6 @@ again:
 						      path);
 			BUG_ON(ret);
 		}
-		ret = btrfs_find_highest_inode(wc.replay_dest, &highest_inode);
-		if (ret == 0) {
-			wc.replay_dest->highest_inode = highest_inode;
-			wc.replay_dest->last_inode_alloc = highest_inode;
-		}
 
 		key.offset = found_key.offset - 1;
 		wc.replay_dest->log_root = NULL;
diff --git a/fs/btrfs/tree-log.h b/fs/btrfs/tree-log.h
index d09c7609e16b..0776eacb5083 100644
--- a/fs/btrfs/tree-log.h
+++ b/fs/btrfs/tree-log.h
@@ -19,6 +19,9 @@
 #ifndef __TREE_LOG_
 #define __TREE_LOG_
 
+/* return value for btrfs_log_dentry_safe that means we don't need to log it at all */
+#define BTRFS_NO_LOG_SYNC 256
+
 int btrfs_sync_log(struct btrfs_trans_handle *trans,
 		   struct btrfs_root *root);
 int btrfs_free_log(struct btrfs_trans_handle *trans, struct btrfs_root *root);
diff --git a/fs/btrfs/volumes.c b/fs/btrfs/volumes.c
index 5cf405b0828d..7eda483d7b5a 100644
--- a/fs/btrfs/volumes.c
+++ b/fs/btrfs/volumes.c
@@ -276,7 +276,7 @@ loop_lock:
 		 * is now congested.  Back off and let other work structs
 		 * run instead
 		 */
-		if (pending && bdi_write_congested(bdi) && batch_run > 32 &&
+		if (pending && bdi_write_congested(bdi) && batch_run > 8 &&
 		    fs_info->fs_devices->open_devices > 1) {
 			struct io_context *ioc;
 
@@ -446,8 +446,10 @@ static struct btrfs_fs_devices *clone_fs_devices(struct btrfs_fs_devices *orig)
 			goto error;
 
 		device->name = kstrdup(orig_dev->name, GFP_NOFS);
-		if (!device->name)
+		if (!device->name) {
+			kfree(device);
 			goto error;
+		}
 
 		device->devid = orig_dev->devid;
 		device->work.func = pending_bios_fn;
@@ -719,10 +721,9 @@ error:
  * called very infrequently and that a given device has a small number
  * of extents
  */
-static noinline int find_free_dev_extent(struct btrfs_trans_handle *trans,
-					 struct btrfs_device *device,
-					 u64 num_bytes, u64 *start,
-					 u64 *max_avail)
+int find_free_dev_extent(struct btrfs_trans_handle *trans,
+			 struct btrfs_device *device, u64 num_bytes,
+			 u64 *start, u64 *max_avail)
 {
 	struct btrfs_key key;
 	struct btrfs_root *root = device->dev_root;
@@ -1736,6 +1737,10 @@ static int btrfs_relocate_chunk(struct btrfs_root *root,
 	extent_root = root->fs_info->extent_root;
 	em_tree = &root->fs_info->mapping_tree.map_tree;
 
+	ret = btrfs_can_relocate(extent_root, chunk_offset);
+	if (ret)
+		return -ENOSPC;
+
 	/* step one, relocate all the extents inside this chunk */
 	ret = btrfs_relocate_block_group(extent_root, chunk_offset);
 	BUG_ON(ret);
@@ -1749,9 +1754,9 @@ static int btrfs_relocate_chunk(struct btrfs_root *root,
 	 * step two, delete the device extents and the
 	 * chunk tree entries
 	 */
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, chunk_offset, 1);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	BUG_ON(em->start > chunk_offset ||
 	       em->start + em->len < chunk_offset);
@@ -1780,9 +1785,9 @@ static int btrfs_relocate_chunk(struct btrfs_root *root,
 	ret = btrfs_remove_block_group(trans, extent_root, chunk_offset);
 	BUG_ON(ret);
 
-	spin_lock(&em_tree->lock);
+	write_lock(&em_tree->lock);
 	remove_extent_mapping(em_tree, em);
-	spin_unlock(&em_tree->lock);
+	write_unlock(&em_tree->lock);
 
 	kfree(map);
 	em->bdev = NULL;
@@ -1807,12 +1812,15 @@ static int btrfs_relocate_sys_chunks(struct btrfs_root *root)
 	struct btrfs_key found_key;
 	u64 chunk_tree = chunk_root->root_key.objectid;
 	u64 chunk_type;
+	bool retried = false;
+	int failed = 0;
 	int ret;
 
 	path = btrfs_alloc_path();
 	if (!path)
 		return -ENOMEM;
 
+again:
 	key.objectid = BTRFS_FIRST_CHUNK_TREE_OBJECTID;
 	key.offset = (u64)-1;
 	key.type = BTRFS_CHUNK_ITEM_KEY;
@@ -1842,7 +1850,10 @@ static int btrfs_relocate_sys_chunks(struct btrfs_root *root)
 			ret = btrfs_relocate_chunk(chunk_root, chunk_tree,
 						   found_key.objectid,
 						   found_key.offset);
-			BUG_ON(ret);
+			if (ret == -ENOSPC)
+				failed++;
+			else if (ret)
+				BUG();
 		}
 
 		if (found_key.offset == 0)
@@ -1850,6 +1861,14 @@ static int btrfs_relocate_sys_chunks(struct btrfs_root *root)
 		key.offset = found_key.offset - 1;
 	}
 	ret = 0;
+	if (failed && !retried) {
+		failed = 0;
+		retried = true;
+		goto again;
+	} else if (failed && retried) {
+		WARN_ON(1);
+		ret = -ENOSPC;
+	}
 error:
 	btrfs_free_path(path);
 	return ret;
@@ -1894,6 +1913,8 @@ int btrfs_balance(struct btrfs_root *dev_root)
 			continue;
 
 		ret = btrfs_shrink_device(device, old_size - size_to_free);
+		if (ret == -ENOSPC)
+			break;
 		BUG_ON(ret);
 
 		trans = btrfs_start_transaction(dev_root, 1);
@@ -1938,9 +1959,8 @@ int btrfs_balance(struct btrfs_root *dev_root)
 		chunk = btrfs_item_ptr(path->nodes[0],
 				       path->slots[0],
 				       struct btrfs_chunk);
-		key.offset = found_key.offset;
 		/* chunk zero is special */
-		if (key.offset == 0)
+		if (found_key.offset == 0)
 			break;
 
 		btrfs_release_path(chunk_root, path);
@@ -1948,7 +1968,8 @@ int btrfs_balance(struct btrfs_root *dev_root)
 					   chunk_root->root_key.objectid,
 					   found_key.objectid,
 					   found_key.offset);
-		BUG_ON(ret);
+		BUG_ON(ret && ret != -ENOSPC);
+		key.offset = found_key.offset - 1;
 	}
 	ret = 0;
 error:
@@ -1974,10 +1995,13 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 	u64 chunk_offset;
 	int ret;
 	int slot;
+	int failed = 0;
+	bool retried = false;
 	struct extent_buffer *l;
 	struct btrfs_key key;
 	struct btrfs_super_block *super_copy = &root->fs_info->super_copy;
 	u64 old_total = btrfs_super_total_bytes(super_copy);
+	u64 old_size = device->total_bytes;
 	u64 diff = device->total_bytes - new_size;
 
 	if (new_size >= device->total_bytes)
@@ -1987,12 +2011,6 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 	if (!path)
 		return -ENOMEM;
 
-	trans = btrfs_start_transaction(root, 1);
-	if (!trans) {
-		ret = -ENOMEM;
-		goto done;
-	}
-
 	path->reada = 2;
 
 	lock_chunks(root);
@@ -2001,8 +2019,8 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 	if (device->writeable)
 		device->fs_devices->total_rw_bytes -= diff;
 	unlock_chunks(root);
-	btrfs_end_transaction(trans, root);
 
+again:
 	key.objectid = device->devid;
 	key.offset = (u64)-1;
 	key.type = BTRFS_DEV_EXTENT_KEY;
@@ -2017,6 +2035,7 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 			goto done;
 		if (ret) {
 			ret = 0;
+			btrfs_release_path(root, path);
 			break;
 		}
 
@@ -2024,14 +2043,18 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 		slot = path->slots[0];
 		btrfs_item_key_to_cpu(l, &key, path->slots[0]);
 
-		if (key.objectid != device->devid)
+		if (key.objectid != device->devid) {
+			btrfs_release_path(root, path);
 			break;
+		}
 
 		dev_extent = btrfs_item_ptr(l, slot, struct btrfs_dev_extent);
 		length = btrfs_dev_extent_length(l, dev_extent);
 
-		if (key.offset + length <= new_size)
+		if (key.offset + length <= new_size) {
+			btrfs_release_path(root, path);
 			break;
+		}
 
 		chunk_tree = btrfs_dev_extent_chunk_tree(l, dev_extent);
 		chunk_objectid = btrfs_dev_extent_chunk_objectid(l, dev_extent);
@@ -2040,8 +2063,26 @@ int btrfs_shrink_device(struct btrfs_device *device, u64 new_size)
 
 		ret = btrfs_relocate_chunk(root, chunk_tree, chunk_objectid,
 					   chunk_offset);
-		if (ret)
+		if (ret && ret != -ENOSPC)
 			goto done;
+		if (ret == -ENOSPC)
+			failed++;
+		key.offset -= 1;
+	}
+
+	if (failed && !retried) {
+		failed = 0;
+		retried = true;
+		goto again;
+	} else if (failed && retried) {
+		ret = -ENOSPC;
+		lock_chunks(root);
+
+		device->total_bytes = old_size;
+		if (device->writeable)
+			device->fs_devices->total_rw_bytes += diff;
+		unlock_chunks(root);
+		goto done;
 	}
 
 	/* Shrinking succeeded, else we would be at "done". */
@@ -2294,9 +2335,9 @@ again:
 	em->block_len = em->len;
 
 	em_tree = &extent_root->fs_info->mapping_tree.map_tree;
-	spin_lock(&em_tree->lock);
+	write_lock(&em_tree->lock);
 	ret = add_extent_mapping(em_tree, em);
-	spin_unlock(&em_tree->lock);
+	write_unlock(&em_tree->lock);
 	BUG_ON(ret);
 	free_extent_map(em);
 
@@ -2491,9 +2532,9 @@ int btrfs_chunk_readonly(struct btrfs_root *root, u64 chunk_offset)
 	int readonly = 0;
 	int i;
 
-	spin_lock(&map_tree->map_tree.lock);
+	read_lock(&map_tree->map_tree.lock);
 	em = lookup_extent_mapping(&map_tree->map_tree, chunk_offset, 1);
-	spin_unlock(&map_tree->map_tree.lock);
+	read_unlock(&map_tree->map_tree.lock);
 	if (!em)
 		return 1;
 
@@ -2518,11 +2559,11 @@ void btrfs_mapping_tree_free(struct btrfs_mapping_tree *tree)
 	struct extent_map *em;
 
 	while (1) {
-		spin_lock(&tree->map_tree.lock);
+		write_lock(&tree->map_tree.lock);
 		em = lookup_extent_mapping(&tree->map_tree, 0, (u64)-1);
 		if (em)
 			remove_extent_mapping(&tree->map_tree, em);
-		spin_unlock(&tree->map_tree.lock);
+		write_unlock(&tree->map_tree.lock);
 		if (!em)
 			break;
 		kfree(em->bdev);
@@ -2540,9 +2581,9 @@ int btrfs_num_copies(struct btrfs_mapping_tree *map_tree, u64 logical, u64 len)
 	struct extent_map_tree *em_tree = &map_tree->map_tree;
 	int ret;
 
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, logical, len);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 	BUG_ON(!em);
 
 	BUG_ON(em->start > logical || em->start + em->len < logical);
@@ -2604,9 +2645,9 @@ again:
 		atomic_set(&multi->error, 0);
 	}
 
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, logical, *length);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	if (!em && unplug_page)
 		return 0;
@@ -2763,9 +2804,9 @@ int btrfs_rmap_block(struct btrfs_mapping_tree *map_tree,
 	u64 stripe_nr;
 	int i, j, nr = 0;
 
-	spin_lock(&em_tree->lock);
+	read_lock(&em_tree->lock);
 	em = lookup_extent_mapping(em_tree, chunk_start, 1);
-	spin_unlock(&em_tree->lock);
+	read_unlock(&em_tree->lock);
 
 	BUG_ON(!em || em->start != chunk_start);
 	map = (struct map_lookup *)em->bdev;
@@ -3053,9 +3094,9 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
 	logical = key->offset;
 	length = btrfs_chunk_length(leaf, chunk);
 
-	spin_lock(&map_tree->map_tree.lock);
+	read_lock(&map_tree->map_tree.lock);
 	em = lookup_extent_mapping(&map_tree->map_tree, logical, 1);
-	spin_unlock(&map_tree->map_tree.lock);
+	read_unlock(&map_tree->map_tree.lock);
 
 	/* already mapped? */
 	if (em && em->start <= logical && em->start + em->len > logical) {
@@ -3114,9 +3155,9 @@ static int read_one_chunk(struct btrfs_root *root, struct btrfs_key *key,
 		map->stripes[i].dev->in_fs_metadata = 1;
 	}
 
-	spin_lock(&map_tree->map_tree.lock);
+	write_lock(&map_tree->map_tree.lock);
 	ret = add_extent_mapping(&map_tree->map_tree, em);
-	spin_unlock(&map_tree->map_tree.lock);
+	write_unlock(&map_tree->map_tree.lock);
 	BUG_ON(ret);
 	free_extent_map(em);
 
diff --git a/fs/btrfs/volumes.h b/fs/btrfs/volumes.h
index 5139a833f721..31b0fabdd2ea 100644
--- a/fs/btrfs/volumes.h
+++ b/fs/btrfs/volumes.h
@@ -181,4 +181,7 @@ int btrfs_balance(struct btrfs_root *dev_root);
 void btrfs_unlock_volumes(void);
 void btrfs_lock_volumes(void);
 int btrfs_chunk_readonly(struct btrfs_root *root, u64 chunk_offset);
+int find_free_dev_extent(struct btrfs_trans_handle *trans,
+			 struct btrfs_device *device, u64 num_bytes,
+			 u64 *start, u64 *max_avail);
 #endif
diff --git a/fs/btrfs/xattr.c b/fs/btrfs/xattr.c
index a9d3bf4d2689..b6dd5967c48a 100644
--- a/fs/btrfs/xattr.c
+++ b/fs/btrfs/xattr.c
@@ -260,7 +260,7 @@ err:
  * attributes are handled directly.
  */
 struct xattr_handler *btrfs_xattr_handlers[] = {
-#ifdef CONFIG_FS_POSIX_ACL
+#ifdef CONFIG_BTRFS_FS_POSIX_ACL
 	&btrfs_xattr_acl_access_handler,
 	&btrfs_xattr_acl_default_handler,
 #endif
diff --git a/fs/buffer.c b/fs/buffer.c
index 90a98865b0cc..6fa530256bfd 100644
--- a/fs/buffer.c
+++ b/fs/buffer.c
@@ -52,6 +52,7 @@ init_buffer(struct buffer_head *bh, bh_end_io_t *handler, void *private)
 	bh->b_end_io = handler;
 	bh->b_private = private;
 }
+EXPORT_SYMBOL(init_buffer);
 
 static int sync_buffer(void *word)
 {
@@ -80,6 +81,7 @@ void unlock_buffer(struct buffer_head *bh)
 	smp_mb__after_clear_bit();
 	wake_up_bit(&bh->b_state, BH_Lock);
 }
+EXPORT_SYMBOL(unlock_buffer);
 
 /*
  * Block until a buffer comes unlocked.  This doesn't stop it
@@ -90,6 +92,7 @@ void __wait_on_buffer(struct buffer_head * bh)
 {
 	wait_on_bit(&bh->b_state, BH_Lock, sync_buffer, TASK_UNINTERRUPTIBLE);
 }
+EXPORT_SYMBOL(__wait_on_buffer);
 
 static void
 __clear_page_buffers(struct page *page)
@@ -144,6 +147,7 @@ void end_buffer_read_sync(struct buffer_head *bh, int uptodate)
 	__end_buffer_read_notouch(bh, uptodate);
 	put_bh(bh);
 }
+EXPORT_SYMBOL(end_buffer_read_sync);
 
 void end_buffer_write_sync(struct buffer_head *bh, int uptodate)
 {
@@ -164,6 +168,7 @@ void end_buffer_write_sync(struct buffer_head *bh, int uptodate)
 	unlock_buffer(bh);
 	put_bh(bh);
 }
+EXPORT_SYMBOL(end_buffer_write_sync);
 
 /*
  * Various filesystems appear to want __find_get_block to be non-blocking.
@@ -272,9 +277,10 @@ void invalidate_bdev(struct block_device *bdev)
 	invalidate_bh_lrus();
 	invalidate_mapping_pages(mapping, 0, -1);
 }
+EXPORT_SYMBOL(invalidate_bdev);
 
 /*
- * Kick pdflush then try to free up some ZONE_NORMAL memory.
+ * Kick the writeback threads then try to free up some ZONE_NORMAL memory.
  */
 static void free_more_memory(void)
 {
@@ -410,6 +416,7 @@ still_busy:
 	local_irq_restore(flags);
 	return;
 }
+EXPORT_SYMBOL(end_buffer_async_write);
 
 /*
  * If a page's buffers are under async readin (end_buffer_async_read
@@ -438,8 +445,8 @@ static void mark_buffer_async_read(struct buffer_head *bh)
 	set_buffer_async_read(bh);
 }
 
-void mark_buffer_async_write_endio(struct buffer_head *bh,
-				   bh_end_io_t *handler)
+static void mark_buffer_async_write_endio(struct buffer_head *bh,
+					  bh_end_io_t *handler)
 {
 	bh->b_end_io = handler;
 	set_buffer_async_write(bh);
@@ -553,7 +560,7 @@ repeat:
 	return err;
 }
 
-void do_thaw_all(struct work_struct *work)
+static void do_thaw_all(struct work_struct *work)
 {
 	struct super_block *sb;
 	char b[BDEVNAME_SIZE];
@@ -1172,6 +1179,7 @@ void mark_buffer_dirty(struct buffer_head *bh)
 		}
 	}
 }
+EXPORT_SYMBOL(mark_buffer_dirty);
 
 /*
  * Decrement a buffer_head's reference count.  If all buffers against a page
@@ -1188,6 +1196,7 @@ void __brelse(struct buffer_head * buf)
 	}
 	WARN(1, KERN_ERR "VFS: brelse: Trying to free free buffer\n");
 }
+EXPORT_SYMBOL(__brelse);
 
 /*
  * bforget() is like brelse(), except it discards any
@@ -1206,6 +1215,7 @@ void __bforget(struct buffer_head *bh)
 	}
 	__brelse(bh);
 }
+EXPORT_SYMBOL(__bforget);
 
 static struct buffer_head *__bread_slow(struct buffer_head *bh)
 {
@@ -1699,9 +1709,9 @@ static int __block_write_full_page(struct inode *inode, struct page *page,
 		/*
 		 * If it's a fully non-blocking write attempt and we cannot
 		 * lock the buffer then redirty the page.  Note that this can
-		 * potentially cause a busy-wait loop from pdflush and kswapd
-		 * activity, but those code paths have their own higher-level
-		 * throttling.
+		 * potentially cause a busy-wait loop from writeback threads
+		 * and kswapd activity, but those code paths have their own
+		 * higher-level throttling.
 		 */
 		if (wbc->sync_mode != WB_SYNC_NONE || !wbc->nonblocking) {
 			lock_buffer(bh);
@@ -2218,6 +2228,7 @@ int block_read_full_page(struct page *page, get_block_t *get_block)
 	}
 	return 0;
 }
+EXPORT_SYMBOL(block_read_full_page);
 
 /* utility function for filesystems that need to do work on expanding
  * truncates.  Uses filesystem pagecache writes to allow the filesystem to
@@ -2228,16 +2239,10 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size)
 	struct address_space *mapping = inode->i_mapping;
 	struct page *page;
 	void *fsdata;
-	unsigned long limit;
 	int err;
 
-	err = -EFBIG;
-        limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-	if (limit != RLIM_INFINITY && size > (loff_t)limit) {
-		send_sig(SIGXFSZ, current, 0);
-		goto out;
-	}
-	if (size > inode->i_sb->s_maxbytes)
+	err = inode_newsize_ok(inode, size);
+	if (err)
 		goto out;
 
 	err = pagecache_write_begin(NULL, mapping, size, 0,
@@ -2252,6 +2257,7 @@ int generic_cont_expand_simple(struct inode *inode, loff_t size)
 out:
 	return err;
 }
+EXPORT_SYMBOL(generic_cont_expand_simple);
 
 static int cont_expand_zero(struct file *file, struct address_space *mapping,
 			    loff_t pos, loff_t *bytes)
@@ -2352,6 +2358,7 @@ int cont_write_begin(struct file *file, struct address_space *mapping,
 out:
 	return err;
 }
+EXPORT_SYMBOL(cont_write_begin);
 
 int block_prepare_write(struct page *page, unsigned from, unsigned to,
 			get_block_t *get_block)
@@ -2362,6 +2369,7 @@ int block_prepare_write(struct page *page, unsigned from, unsigned to,
 		ClearPageUptodate(page);
 	return err;
 }
+EXPORT_SYMBOL(block_prepare_write);
 
 int block_commit_write(struct page *page, unsigned from, unsigned to)
 {
@@ -2369,6 +2377,7 @@ int block_commit_write(struct page *page, unsigned from, unsigned to)
 	__block_commit_write(inode,page,from,to);
 	return 0;
 }
+EXPORT_SYMBOL(block_commit_write);
 
 /*
  * block_page_mkwrite() is not allowed to change the file size as it gets
@@ -2426,6 +2435,7 @@ block_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf,
 out:
 	return ret;
 }
+EXPORT_SYMBOL(block_page_mkwrite);
 
 /*
  * nobh_write_begin()'s prereads are special: the buffer_heads are freed
@@ -2849,6 +2859,7 @@ unlock:
 out:
 	return err;
 }
+EXPORT_SYMBOL(block_truncate_page);
 
 /*
  * The generic ->writepage function for buffer-backed address_spaces
@@ -2890,6 +2901,7 @@ int block_write_full_page_endio(struct page *page, get_block_t *get_block,
 	zero_user_segment(page, offset, PAGE_CACHE_SIZE);
 	return __block_write_full_page(inode, page, get_block, wbc, handler);
 }
+EXPORT_SYMBOL(block_write_full_page_endio);
 
 /*
  * The generic ->writepage function for buffer-backed address_spaces
@@ -2900,7 +2912,7 @@ int block_write_full_page(struct page *page, get_block_t *get_block,
 	return block_write_full_page_endio(page, get_block, wbc,
 					   end_buffer_async_write);
 }
-
+EXPORT_SYMBOL(block_write_full_page);
 
 sector_t generic_block_bmap(struct address_space *mapping, sector_t block,
 			    get_block_t *get_block)
@@ -2913,6 +2925,7 @@ sector_t generic_block_bmap(struct address_space *mapping, sector_t block,
 	get_block(inode, block, &tmp, 0);
 	return tmp.b_blocknr;
 }
+EXPORT_SYMBOL(generic_block_bmap);
 
 static void end_bio_bh_io_sync(struct bio *bio, int err)
 {
@@ -2982,6 +2995,7 @@ int submit_bh(int rw, struct buffer_head * bh)
 	bio_put(bio);
 	return ret;
 }
+EXPORT_SYMBOL(submit_bh);
 
 /**
  * ll_rw_block: low-level access to block devices (DEPRECATED)
@@ -3043,6 +3057,7 @@ void ll_rw_block(int rw, int nr, struct buffer_head *bhs[])
 		unlock_buffer(bh);
 	}
 }
+EXPORT_SYMBOL(ll_rw_block);
 
 /*
  * For a data-integrity writeout, we need to wait upon any in-progress I/O
@@ -3071,6 +3086,7 @@ int sync_dirty_buffer(struct buffer_head *bh)
 	}
 	return ret;
 }
+EXPORT_SYMBOL(sync_dirty_buffer);
 
 /*
  * try_to_free_buffers() checks if all the buffers on this particular page
@@ -3185,13 +3201,14 @@ void block_sync_page(struct page *page)
 	if (mapping)
 		blk_run_backing_dev(mapping->backing_dev_info, page);
 }
+EXPORT_SYMBOL(block_sync_page);
 
 /*
  * There are no bdflush tunables left.  But distributions are
  * still running obsolete flush daemons, so we terminate them here.
  *
  * Use of bdflush() is deprecated and will be removed in a future kernel.
- * The `pdflush' kernel threads fully replace bdflush daemons and this call.
+ * The `flush-X' kernel threads fully replace bdflush daemons and this call.
  */
 SYSCALL_DEFINE2(bdflush, int, func, long, data)
 {
@@ -3361,29 +3378,3 @@ void __init buffer_init(void)
 	max_buffer_heads = nrpages * (PAGE_SIZE / sizeof(struct buffer_head));
 	hotcpu_notifier(buffer_cpu_notify, 0);
 }
-
-EXPORT_SYMBOL(__bforget);
-EXPORT_SYMBOL(__brelse);
-EXPORT_SYMBOL(__wait_on_buffer);
-EXPORT_SYMBOL(block_commit_write);
-EXPORT_SYMBOL(block_prepare_write);
-EXPORT_SYMBOL(block_page_mkwrite);
-EXPORT_SYMBOL(block_read_full_page);
-EXPORT_SYMBOL(block_sync_page);
-EXPORT_SYMBOL(block_truncate_page);
-EXPORT_SYMBOL(block_write_full_page);
-EXPORT_SYMBOL(block_write_full_page_endio);
-EXPORT_SYMBOL(cont_write_begin);
-EXPORT_SYMBOL(end_buffer_read_sync);
-EXPORT_SYMBOL(end_buffer_write_sync);
-EXPORT_SYMBOL(end_buffer_async_write);
-EXPORT_SYMBOL(file_fsync);
-EXPORT_SYMBOL(generic_block_bmap);
-EXPORT_SYMBOL(generic_cont_expand_simple);
-EXPORT_SYMBOL(init_buffer);
-EXPORT_SYMBOL(invalidate_bdev);
-EXPORT_SYMBOL(ll_rw_block);
-EXPORT_SYMBOL(mark_buffer_dirty);
-EXPORT_SYMBOL(submit_bh);
-EXPORT_SYMBOL(sync_dirty_buffer);
-EXPORT_SYMBOL(unlock_buffer);
diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c
index 431accd475a7..27089311fbea 100644
--- a/fs/cachefiles/interface.c
+++ b/fs/cachefiles/interface.c
@@ -114,8 +114,9 @@ nomem_lookup_data:
 
 /*
  * attempt to look up the nominated node in this cache
+ * - return -ETIMEDOUT to be scheduled again
  */
-static void cachefiles_lookup_object(struct fscache_object *_object)
+static int cachefiles_lookup_object(struct fscache_object *_object)
 {
 	struct cachefiles_lookup_data *lookup_data;
 	struct cachefiles_object *parent, *object;
@@ -145,13 +146,15 @@ static void cachefiles_lookup_object(struct fscache_object *_object)
 	    object->fscache.cookie->def->type != FSCACHE_COOKIE_TYPE_INDEX)
 		cachefiles_attr_changed(&object->fscache);
 
-	if (ret < 0) {
-		printk(KERN_WARNING "CacheFiles: Lookup failed error %d\n",
-		       ret);
+	if (ret < 0 && ret != -ETIMEDOUT) {
+		if (ret != -ENOBUFS)
+			printk(KERN_WARNING
+			       "CacheFiles: Lookup failed error %d\n", ret);
 		fscache_object_lookup_error(&object->fscache);
 	}
 
 	_leave(" [%d]", ret);
+	return ret;
 }
 
 /*
@@ -331,6 +334,7 @@ static void cachefiles_put_object(struct fscache_object *_object)
 		}
 
 		cache = object->fscache.cache;
+		fscache_object_destroy(&object->fscache);
 		kmem_cache_free(cachefiles_object_jar, object);
 		fscache_object_destroyed(cache);
 	}
@@ -403,12 +407,26 @@ static int cachefiles_attr_changed(struct fscache_object *_object)
 	if (oi_size == ni_size)
 		return 0;
 
-	newattrs.ia_size = ni_size;
-	newattrs.ia_valid = ATTR_SIZE;
-
 	cachefiles_begin_secure(cache, &saved_cred);
 	mutex_lock(&object->backer->d_inode->i_mutex);
+
+	/* if there's an extension to a partial page at the end of the backing
+	 * file, we need to discard the partial page so that we pick up new
+	 * data after it */
+	if (oi_size & ~PAGE_MASK && ni_size > oi_size) {
+		_debug("discard tail %llx", oi_size);
+		newattrs.ia_valid = ATTR_SIZE;
+		newattrs.ia_size = oi_size & PAGE_MASK;
+		ret = notify_change(object->backer, &newattrs);
+		if (ret < 0)
+			goto truncate_failed;
+	}
+
+	newattrs.ia_valid = ATTR_SIZE;
+	newattrs.ia_size = ni_size;
 	ret = notify_change(object->backer, &newattrs);
+
+truncate_failed:
 	mutex_unlock(&object->backer->d_inode->i_mutex);
 	cachefiles_end_secure(cache, saved_cred);
 
diff --git a/fs/cachefiles/namei.c b/fs/cachefiles/namei.c
index 4ce818ae39ea..14ac4806e291 100644
--- a/fs/cachefiles/namei.c
+++ b/fs/cachefiles/namei.c
@@ -21,17 +21,81 @@
 #include <linux/security.h>
 #include "internal.h"
 
-static int cachefiles_wait_bit(void *flags)
+#define CACHEFILES_KEYBUF_SIZE 512
+
+/*
+ * dump debugging info about an object
+ */
+static noinline
+void __cachefiles_printk_object(struct cachefiles_object *object,
+				const char *prefix,
+				u8 *keybuf)
 {
-	schedule();
-	return 0;
+	struct fscache_cookie *cookie;
+	unsigned keylen, loop;
+
+	printk(KERN_ERR "%sobject: OBJ%x\n",
+	       prefix, object->fscache.debug_id);
+	printk(KERN_ERR "%sobjstate=%s fl=%lx swfl=%lx ev=%lx[%lx]\n",
+	       prefix, fscache_object_states[object->fscache.state],
+	       object->fscache.flags, object->fscache.work.flags,
+	       object->fscache.events,
+	       object->fscache.event_mask & FSCACHE_OBJECT_EVENTS_MASK);
+	printk(KERN_ERR "%sops=%u inp=%u exc=%u\n",
+	       prefix, object->fscache.n_ops, object->fscache.n_in_progress,
+	       object->fscache.n_exclusive);
+	printk(KERN_ERR "%sparent=%p\n",
+	       prefix, object->fscache.parent);
+
+	spin_lock(&object->fscache.lock);
+	cookie = object->fscache.cookie;
+	if (cookie) {
+		printk(KERN_ERR "%scookie=%p [pr=%p nd=%p fl=%lx]\n",
+		       prefix,
+		       object->fscache.cookie,
+		       object->fscache.cookie->parent,
+		       object->fscache.cookie->netfs_data,
+		       object->fscache.cookie->flags);
+		if (keybuf)
+			keylen = cookie->def->get_key(cookie->netfs_data, keybuf,
+						      CACHEFILES_KEYBUF_SIZE);
+		else
+			keylen = 0;
+	} else {
+		printk(KERN_ERR "%scookie=NULL\n", prefix);
+		keylen = 0;
+	}
+	spin_unlock(&object->fscache.lock);
+
+	if (keylen) {
+		printk(KERN_ERR "%skey=[%u] '", prefix, keylen);
+		for (loop = 0; loop < keylen; loop++)
+			printk("%02x", keybuf[loop]);
+		printk("'\n");
+	}
+}
+
+/*
+ * dump debugging info about a pair of objects
+ */
+static noinline void cachefiles_printk_object(struct cachefiles_object *object,
+					      struct cachefiles_object *xobject)
+{
+	u8 *keybuf;
+
+	keybuf = kmalloc(CACHEFILES_KEYBUF_SIZE, GFP_NOIO);
+	if (object)
+		__cachefiles_printk_object(object, "", keybuf);
+	if (xobject)
+		__cachefiles_printk_object(xobject, "x", keybuf);
+	kfree(keybuf);
 }
 
 /*
  * record the fact that an object is now active
  */
-static void cachefiles_mark_object_active(struct cachefiles_cache *cache,
-					  struct cachefiles_object *object)
+static int cachefiles_mark_object_active(struct cachefiles_cache *cache,
+					 struct cachefiles_object *object)
 {
 	struct cachefiles_object *xobject;
 	struct rb_node **_p, *_parent = NULL;
@@ -42,8 +106,11 @@ static void cachefiles_mark_object_active(struct cachefiles_cache *cache,
 try_again:
 	write_lock(&cache->active_lock);
 
-	if (test_and_set_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags))
+	if (test_and_set_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags)) {
+		printk(KERN_ERR "CacheFiles: Error: Object already active\n");
+		cachefiles_printk_object(object, NULL);
 		BUG();
+	}
 
 	dentry = object->dentry;
 	_p = &cache->active_nodes.rb_node;
@@ -66,8 +133,8 @@ try_again:
 	rb_insert_color(&object->active_node, &cache->active_nodes);
 
 	write_unlock(&cache->active_lock);
-	_leave("");
-	return;
+	_leave(" = 0");
+	return 0;
 
 	/* an old object from a previous incarnation is hogging the slot - we
 	 * need to wait for it to be destroyed */
@@ -76,44 +143,70 @@ wait_for_old_object:
 		printk(KERN_ERR "\n");
 		printk(KERN_ERR "CacheFiles: Error:"
 		       " Unexpected object collision\n");
-		printk(KERN_ERR "xobject: OBJ%x\n",
-		       xobject->fscache.debug_id);
-		printk(KERN_ERR "xobjstate=%s\n",
-		       fscache_object_states[xobject->fscache.state]);
-		printk(KERN_ERR "xobjflags=%lx\n", xobject->fscache.flags);
-		printk(KERN_ERR "xobjevent=%lx [%lx]\n",
-		       xobject->fscache.events, xobject->fscache.event_mask);
-		printk(KERN_ERR "xops=%u inp=%u exc=%u\n",
-		       xobject->fscache.n_ops, xobject->fscache.n_in_progress,
-		       xobject->fscache.n_exclusive);
-		printk(KERN_ERR "xcookie=%p [pr=%p nd=%p fl=%lx]\n",
-		       xobject->fscache.cookie,
-		       xobject->fscache.cookie->parent,
-		       xobject->fscache.cookie->netfs_data,
-		       xobject->fscache.cookie->flags);
-		printk(KERN_ERR "xparent=%p\n",
-		       xobject->fscache.parent);
-		printk(KERN_ERR "object: OBJ%x\n",
-		       object->fscache.debug_id);
-		printk(KERN_ERR "cookie=%p [pr=%p nd=%p fl=%lx]\n",
-		       object->fscache.cookie,
-		       object->fscache.cookie->parent,
-		       object->fscache.cookie->netfs_data,
-		       object->fscache.cookie->flags);
-		printk(KERN_ERR "parent=%p\n",
-		       object->fscache.parent);
+		cachefiles_printk_object(object, xobject);
 		BUG();
 	}
 	atomic_inc(&xobject->usage);
 	write_unlock(&cache->active_lock);
 
-	_debug(">>> wait");
-	wait_on_bit(&xobject->flags, CACHEFILES_OBJECT_ACTIVE,
-		    cachefiles_wait_bit, TASK_UNINTERRUPTIBLE);
-	_debug("<<< waited");
+	if (test_bit(CACHEFILES_OBJECT_ACTIVE, &xobject->flags)) {
+		wait_queue_head_t *wq;
+
+		signed long timeout = 60 * HZ;
+		wait_queue_t wait;
+		bool requeue;
+
+		/* if the object we're waiting for is queued for processing,
+		 * then just put ourselves on the queue behind it */
+		if (slow_work_is_queued(&xobject->fscache.work)) {
+			_debug("queue OBJ%x behind OBJ%x immediately",
+			       object->fscache.debug_id,
+			       xobject->fscache.debug_id);
+			goto requeue;
+		}
+
+		/* otherwise we sleep until either the object we're waiting for
+		 * is done, or the slow-work facility wants the thread back to
+		 * do other work */
+		wq = bit_waitqueue(&xobject->flags, CACHEFILES_OBJECT_ACTIVE);
+		init_wait(&wait);
+		requeue = false;
+		do {
+			prepare_to_wait(wq, &wait, TASK_UNINTERRUPTIBLE);
+			if (!test_bit(CACHEFILES_OBJECT_ACTIVE, &xobject->flags))
+				break;
+			requeue = slow_work_sleep_till_thread_needed(
+				&object->fscache.work, &timeout);
+		} while (timeout > 0 && !requeue);
+		finish_wait(wq, &wait);
+
+		if (requeue &&
+		    test_bit(CACHEFILES_OBJECT_ACTIVE, &xobject->flags)) {
+			_debug("queue OBJ%x behind OBJ%x after wait",
+			       object->fscache.debug_id,
+			       xobject->fscache.debug_id);
+			goto requeue;
+		}
+
+		if (timeout <= 0) {
+			printk(KERN_ERR "\n");
+			printk(KERN_ERR "CacheFiles: Error: Overlong"
+			       " wait for old active object to go away\n");
+			cachefiles_printk_object(object, xobject);
+			goto requeue;
+		}
+	}
+
+	ASSERT(!test_bit(CACHEFILES_OBJECT_ACTIVE, &xobject->flags));
 
 	cache->cache.ops->put_object(&xobject->fscache);
 	goto try_again;
+
+requeue:
+	clear_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags);
+	cache->cache.ops->put_object(&xobject->fscache);
+	_leave(" = -ETIMEDOUT");
+	return -ETIMEDOUT;
 }
 
 /*
@@ -254,7 +347,7 @@ int cachefiles_delete_object(struct cachefiles_cache *cache,
 
 	dir = dget_parent(object->dentry);
 
-	mutex_lock(&dir->d_inode->i_mutex);
+	mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
 	ret = cachefiles_bury_object(cache, dir, object->dentry);
 
 	dput(dir);
@@ -307,7 +400,7 @@ lookup_again:
 	/* search the current directory for the element name */
 	_debug("lookup '%s'", name);
 
-	mutex_lock(&dir->d_inode->i_mutex);
+	mutex_lock_nested(&dir->d_inode->i_mutex, I_MUTEX_PARENT);
 
 	start = jiffies;
 	next = lookup_one_len(name, dir, nlen);
@@ -418,12 +511,15 @@ lookup_again:
 	}
 
 	/* note that we're now using this object */
-	cachefiles_mark_object_active(cache, object);
+	ret = cachefiles_mark_object_active(cache, object);
 
 	mutex_unlock(&dir->d_inode->i_mutex);
 	dput(dir);
 	dir = NULL;
 
+	if (ret == -ETIMEDOUT)
+		goto mark_active_timed_out;
+
 	_debug("=== OBTAINED_OBJECT ===");
 
 	if (object->new) {
@@ -467,6 +563,10 @@ create_error:
 		cachefiles_io_error(cache, "Create/mkdir failed");
 	goto error;
 
+mark_active_timed_out:
+	_debug("mark active timed out");
+	goto release_dentry;
+
 check_error:
 	_debug("check error %d", ret);
 	write_lock(&cache->active_lock);
@@ -474,7 +574,7 @@ check_error:
 	clear_bit(CACHEFILES_OBJECT_ACTIVE, &object->flags);
 	wake_up_bit(&object->flags, CACHEFILES_OBJECT_ACTIVE);
 	write_unlock(&cache->active_lock);
-
+release_dentry:
 	dput(object->dentry);
 	object->dentry = NULL;
 	goto error_out;
@@ -495,9 +595,6 @@ error:
 error_out2:
 	dput(dir);
 error_out:
-	if (ret == -ENOSPC)
-		ret = -ENOBUFS;
-
 	_leave(" = error %d", -ret);
 	return ret;
 }
diff --git a/fs/cachefiles/rdwr.c b/fs/cachefiles/rdwr.c
index a69787e7dd96..1d8332563863 100644
--- a/fs/cachefiles/rdwr.c
+++ b/fs/cachefiles/rdwr.c
@@ -40,8 +40,10 @@ static int cachefiles_read_waiter(wait_queue_t *wait, unsigned mode,
 
 	_debug("--- monitor %p %lx ---", page, page->flags);
 
-	if (!PageUptodate(page) && !PageError(page))
-		dump_stack();
+	if (!PageUptodate(page) && !PageError(page)) {
+		/* unlocked, not uptodate and not erronous? */
+		_debug("page probably truncated");
+	}
 
 	/* remove from the waitqueue */
 	list_del(&wait->task_list);
@@ -61,6 +63,84 @@ static int cachefiles_read_waiter(wait_queue_t *wait, unsigned mode,
 }
 
 /*
+ * handle a probably truncated page
+ * - check to see if the page is still relevant and reissue the read if
+ *   possible
+ * - return -EIO on error, -ENODATA if the page is gone, -EINPROGRESS if we
+ *   must wait again and 0 if successful
+ */
+static int cachefiles_read_reissue(struct cachefiles_object *object,
+				   struct cachefiles_one_read *monitor)
+{
+	struct address_space *bmapping = object->backer->d_inode->i_mapping;
+	struct page *backpage = monitor->back_page, *backpage2;
+	int ret;
+
+	kenter("{ino=%lx},{%lx,%lx}",
+	       object->backer->d_inode->i_ino,
+	       backpage->index, backpage->flags);
+
+	/* skip if the page was truncated away completely */
+	if (backpage->mapping != bmapping) {
+		kleave(" = -ENODATA [mapping]");
+		return -ENODATA;
+	}
+
+	backpage2 = find_get_page(bmapping, backpage->index);
+	if (!backpage2) {
+		kleave(" = -ENODATA [gone]");
+		return -ENODATA;
+	}
+
+	if (backpage != backpage2) {
+		put_page(backpage2);
+		kleave(" = -ENODATA [different]");
+		return -ENODATA;
+	}
+
+	/* the page is still there and we already have a ref on it, so we don't
+	 * need a second */
+	put_page(backpage2);
+
+	INIT_LIST_HEAD(&monitor->op_link);
+	add_page_wait_queue(backpage, &monitor->monitor);
+
+	if (trylock_page(backpage)) {
+		ret = -EIO;
+		if (PageError(backpage))
+			goto unlock_discard;
+		ret = 0;
+		if (PageUptodate(backpage))
+			goto unlock_discard;
+
+		kdebug("reissue read");
+		ret = bmapping->a_ops->readpage(NULL, backpage);
+		if (ret < 0)
+			goto unlock_discard;
+	}
+
+	/* but the page may have been read before the monitor was installed, so
+	 * the monitor may miss the event - so we have to ensure that we do get
+	 * one in such a case */
+	if (trylock_page(backpage)) {
+		_debug("jumpstart %p {%lx}", backpage, backpage->flags);
+		unlock_page(backpage);
+	}
+
+	/* it'll reappear on the todo list */
+	kleave(" = -EINPROGRESS");
+	return -EINPROGRESS;
+
+unlock_discard:
+	unlock_page(backpage);
+	spin_lock_irq(&object->work_lock);
+	list_del(&monitor->op_link);
+	spin_unlock_irq(&object->work_lock);
+	kleave(" = %d", ret);
+	return ret;
+}
+
+/*
  * copy data from backing pages to netfs pages to complete a read operation
  * - driven by FS-Cache's thread pool
  */
@@ -92,20 +172,26 @@ static void cachefiles_read_copier(struct fscache_operation *_op)
 
 		_debug("- copy {%lu}", monitor->back_page->index);
 
-		error = -EIO;
+	recheck:
 		if (PageUptodate(monitor->back_page)) {
 			copy_highpage(monitor->netfs_page, monitor->back_page);
 
 			pagevec_add(&pagevec, monitor->netfs_page);
 			fscache_mark_pages_cached(monitor->op, &pagevec);
 			error = 0;
-		}
-
-		if (error)
+		} else if (!PageError(monitor->back_page)) {
+			/* the page has probably been truncated */
+			error = cachefiles_read_reissue(object, monitor);
+			if (error == -EINPROGRESS)
+				goto next;
+			goto recheck;
+		} else {
 			cachefiles_io_error_obj(
 				object,
 				"Readpage failed on backing file %lx",
 				(unsigned long) monitor->back_page->flags);
+			error = -EIO;
+		}
 
 		page_cache_release(monitor->back_page);
 
@@ -114,6 +200,7 @@ static void cachefiles_read_copier(struct fscache_operation *_op)
 		fscache_put_retrieval(op);
 		kfree(monitor);
 
+	next:
 		/* let the thread pool have some air occasionally */
 		max--;
 		if (max < 0 || need_resched()) {
@@ -333,7 +420,8 @@ int cachefiles_read_or_alloc_page(struct fscache_retrieval *op,
 
 	shift = PAGE_SHIFT - inode->i_sb->s_blocksize_bits;
 
-	op->op.flags = FSCACHE_OP_FAST;
+	op->op.flags &= FSCACHE_OP_KEEP_FLAGS;
+	op->op.flags |= FSCACHE_OP_FAST;
 	op->op.processor = cachefiles_read_copier;
 
 	pagevec_init(&pagevec, 0);
@@ -639,7 +727,8 @@ int cachefiles_read_or_alloc_pages(struct fscache_retrieval *op,
 
 	pagevec_init(&pagevec, 0);
 
-	op->op.flags = FSCACHE_OP_FAST;
+	op->op.flags &= FSCACHE_OP_KEEP_FLAGS;
+	op->op.flags |= FSCACHE_OP_FAST;
 	op->op.processor = cachefiles_read_copier;
 
 	INIT_LIST_HEAD(&backpages);
@@ -801,7 +890,8 @@ int cachefiles_write_page(struct fscache_storage *op, struct page *page)
 	struct cachefiles_cache *cache;
 	mm_segment_t old_fs;
 	struct file *file;
-	loff_t pos;
+	loff_t pos, eof;
+	size_t len;
 	void *data;
 	int ret;
 
@@ -835,15 +925,29 @@ int cachefiles_write_page(struct fscache_storage *op, struct page *page)
 		ret = -EIO;
 		if (file->f_op->write) {
 			pos = (loff_t) page->index << PAGE_SHIFT;
+
+			/* we mustn't write more data than we have, so we have
+			 * to beware of a partial page at EOF */
+			eof = object->fscache.store_limit_l;
+			len = PAGE_SIZE;
+			if (eof & ~PAGE_MASK) {
+				ASSERTCMP(pos, <, eof);
+				if (eof - pos < PAGE_SIZE) {
+					_debug("cut short %llx to %llx",
+					       pos, eof);
+					len = eof - pos;
+					ASSERTCMP(pos + len, ==, eof);
+				}
+			}
+
 			data = kmap(page);
 			old_fs = get_fs();
 			set_fs(KERNEL_DS);
 			ret = file->f_op->write(
-				file, (const void __user *) data, PAGE_SIZE,
-				&pos);
+				file, (const void __user *) data, len, &pos);
 			set_fs(old_fs);
 			kunmap(page);
-			if (ret != PAGE_SIZE)
+			if (ret != len)
 				ret = -EIO;
 		}
 		fput(file);
diff --git a/fs/char_dev.c b/fs/char_dev.c
index 3cbc57f932d2..d6db933df2b2 100644
--- a/fs/char_dev.c
+++ b/fs/char_dev.c
@@ -264,7 +264,6 @@ int __register_chrdev(unsigned int major, unsigned int baseminor,
 {
 	struct char_device_struct *cd;
 	struct cdev *cdev;
-	char *s;
 	int err = -ENOMEM;
 
 	cd = __register_chrdev_region(major, baseminor, count, name);
@@ -278,8 +277,6 @@ int __register_chrdev(unsigned int major, unsigned int baseminor,
 	cdev->owner = fops->owner;
 	cdev->ops = fops;
 	kobject_set_name(&cdev->kobj, "%s", name);
-	for (s = strchr(kobject_name(&cdev->kobj),'/'); s; s = strchr(s, '/'))
-		*s = '!';
 		
 	err = cdev_add(cdev, MKDEV(cd->major, baseminor), count);
 	if (err)
diff --git a/fs/cifs/CHANGES b/fs/cifs/CHANGES
index 145540a316ab..094ea65afc85 100644
--- a/fs/cifs/CHANGES
+++ b/fs/cifs/CHANGES
@@ -1,3 +1,12 @@
+Version 1.61
+------------
+Fix append problem to Samba servers (files opened with O_APPEND could
+have duplicated data). Fix oops in cifs_lookup. Workaround problem
+mounting to OS/400 Netserve. Fix oops in cifs_get_tcp_session.
+Disable use of server inode numbers when server only
+partially supports them (e.g. for one server querying inode numbers on
+FindFirst fails but QPathInfo queries works).
+
 Version 1.60
 -------------
 Fix memory leak in reconnect.  Fix oops in DFS mount error path.
diff --git a/fs/cifs/Kconfig b/fs/cifs/Kconfig
index 6994a0f54f02..80f352596807 100644
--- a/fs/cifs/Kconfig
+++ b/fs/cifs/Kconfig
@@ -2,6 +2,7 @@ config CIFS
 	tristate "CIFS support (advanced network filesystem, SMBFS successor)"
 	depends on INET
 	select NLS
+	select SLOW_WORK
 	help
 	  This is the client VFS module for the Common Internet File System
 	  (CIFS) protocol which is the successor to the Server Message Block
diff --git a/fs/cifs/cifs_dfs_ref.c b/fs/cifs/cifs_dfs_ref.c
index 606912d8f2a8..fea9e898c4ba 100644
--- a/fs/cifs/cifs_dfs_ref.c
+++ b/fs/cifs/cifs_dfs_ref.c
@@ -142,7 +142,7 @@ char *cifs_compose_mount_options(const char *sb_mountdata,
 	rc = dns_resolve_server_name_to_ip(*devname, &srvIP);
 	if (rc != 0) {
 		cERROR(1, ("%s: Failed to resolve server part of %s to IP: %d",
-			  __func__, *devname, rc));;
+			  __func__, *devname, rc));
 		goto compose_mount_options_err;
 	}
 	/* md_len = strlen(...) + 12 for 'sep+prefixpath='
@@ -385,7 +385,7 @@ out_err:
 	goto out;
 }
 
-struct inode_operations cifs_dfs_referral_inode_operations = {
+const struct inode_operations cifs_dfs_referral_inode_operations = {
 	.follow_link = cifs_dfs_follow_mountpoint,
 };
 
diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c
index 3610e9958b4c..29f1da761bbf 100644
--- a/fs/cifs/cifsfs.c
+++ b/fs/cifs/cifsfs.c
@@ -50,7 +50,7 @@
 #define CIFS_MAGIC_NUMBER 0xFF534D42	/* the first four bytes of SMB PDUs */
 
 #ifdef CONFIG_CIFS_QUOTA
-static struct quotactl_ops cifs_quotactl_ops;
+static const struct quotactl_ops cifs_quotactl_ops;
 #endif /* QUOTA */
 
 int cifsFYI = 0;
@@ -64,9 +64,6 @@ unsigned int multiuser_mount = 0;
 unsigned int extended_security = CIFSSEC_DEF;
 /* unsigned int ntlmv2_support = 0; */
 unsigned int sign_CIFS_PDUs = 1;
-extern struct task_struct *oplockThread; /* remove sparse warning */
-struct task_struct *oplockThread = NULL;
-/* extern struct task_struct * dnotifyThread; remove sparse warning */
 static const struct super_operations cifs_super_ops;
 unsigned int CIFSMaxBufSize = CIFS_MAX_MSGSIZE;
 module_param(CIFSMaxBufSize, int, 0);
@@ -185,8 +182,7 @@ out_mount_failed:
 			cifs_sb->mountdata = NULL;
 		}
 #endif
-		if (cifs_sb->local_nls)
-			unload_nls(cifs_sb->local_nls);
+		unload_nls(cifs_sb->local_nls);
 		kfree(cifs_sb);
 	}
 	return rc;
@@ -517,7 +513,7 @@ int cifs_xstate_get(struct super_block *sb, struct fs_quota_stat *qstats)
 	return rc;
 }
 
-static struct quotactl_ops cifs_quotactl_ops = {
+static const struct quotactl_ops cifs_quotactl_ops = {
 	.set_xquota	= cifs_xquota_set,
 	.get_xquota	= cifs_xquota_get,
 	.set_xstate	= cifs_xstate_set,
@@ -973,89 +969,12 @@ cifs_destroy_mids(void)
 	kmem_cache_destroy(cifs_oplock_cachep);
 }
 
-static int cifs_oplock_thread(void *dummyarg)
-{
-	struct oplock_q_entry *oplock_item;
-	struct cifsTconInfo *pTcon;
-	struct inode *inode;
-	__u16  netfid;
-	int rc, waitrc = 0;
-
-	set_freezable();
-	do {
-		if (try_to_freeze())
-			continue;
-
-		spin_lock(&cifs_oplock_lock);
-		if (list_empty(&cifs_oplock_list)) {
-			spin_unlock(&cifs_oplock_lock);
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(39*HZ);
-		} else {
-			oplock_item = list_entry(cifs_oplock_list.next,
-						struct oplock_q_entry, qhead);
-			cFYI(1, ("found oplock item to write out"));
-			pTcon = oplock_item->tcon;
-			inode = oplock_item->pinode;
-			netfid = oplock_item->netfid;
-			spin_unlock(&cifs_oplock_lock);
-			DeleteOplockQEntry(oplock_item);
-			/* can not grab inode sem here since it would
-				deadlock when oplock received on delete
-				since vfs_unlink holds the i_mutex across
-				the call */
-			/* mutex_lock(&inode->i_mutex);*/
-			if (S_ISREG(inode->i_mode)) {
-#ifdef CONFIG_CIFS_EXPERIMENTAL
-				if (CIFS_I(inode)->clientCanCacheAll == 0)
-					break_lease(inode, FMODE_READ);
-				else if (CIFS_I(inode)->clientCanCacheRead == 0)
-					break_lease(inode, FMODE_WRITE);
-#endif
-				rc = filemap_fdatawrite(inode->i_mapping);
-				if (CIFS_I(inode)->clientCanCacheRead == 0) {
-					waitrc = filemap_fdatawait(
-							      inode->i_mapping);
-					invalidate_remote_inode(inode);
-				}
-				if (rc == 0)
-					rc = waitrc;
-			} else
-				rc = 0;
-			/* mutex_unlock(&inode->i_mutex);*/
-			if (rc)
-				CIFS_I(inode)->write_behind_rc = rc;
-			cFYI(1, ("Oplock flush inode %p rc %d",
-				inode, rc));
-
-				/* releasing stale oplock after recent reconnect
-				of smb session using a now incorrect file
-				handle is not a data integrity issue but do
-				not bother sending an oplock release if session
-				to server still is disconnected since oplock
-				already released by the server in that case */
-			if (!pTcon->need_reconnect) {
-				rc = CIFSSMBLock(0, pTcon, netfid,
-						0 /* len */ , 0 /* offset */, 0,
-						0, LOCKING_ANDX_OPLOCK_RELEASE,
-						false /* wait flag */);
-				cFYI(1, ("Oplock release rc = %d", rc));
-			}
-			set_current_state(TASK_INTERRUPTIBLE);
-			schedule_timeout(1);  /* yield in case q were corrupt */
-		}
-	} while (!kthread_should_stop());
-
-	return 0;
-}
-
 static int __init
 init_cifs(void)
 {
 	int rc = 0;
 	cifs_proc_init();
 	INIT_LIST_HEAD(&cifs_tcp_ses_list);
-	INIT_LIST_HEAD(&cifs_oplock_list);
 #ifdef CONFIG_CIFS_EXPERIMENTAL
 	INIT_LIST_HEAD(&GlobalDnotifyReqList);
 	INIT_LIST_HEAD(&GlobalDnotifyRsp_Q);
@@ -1084,7 +1003,6 @@ init_cifs(void)
 	rwlock_init(&GlobalSMBSeslock);
 	rwlock_init(&cifs_tcp_ses_lock);
 	spin_lock_init(&GlobalMid_Lock);
-	spin_lock_init(&cifs_oplock_lock);
 
 	if (cifs_max_pending < 2) {
 		cifs_max_pending = 2;
@@ -1119,16 +1037,13 @@ init_cifs(void)
 	if (rc)
 		goto out_unregister_key_type;
 #endif
-	oplockThread = kthread_run(cifs_oplock_thread, NULL, "cifsoplockd");
-	if (IS_ERR(oplockThread)) {
-		rc = PTR_ERR(oplockThread);
-		cERROR(1, ("error %d create oplock thread", rc));
-		goto out_unregister_dfs_key_type;
-	}
+	rc = slow_work_register_user(THIS_MODULE);
+	if (rc)
+		goto out_unregister_resolver_key;
 
 	return 0;
 
- out_unregister_dfs_key_type:
+ out_unregister_resolver_key:
 #ifdef CONFIG_CIFS_DFS_UPCALL
 	unregister_key_type(&key_type_dns_resolver);
  out_unregister_key_type:
@@ -1165,7 +1080,6 @@ exit_cifs(void)
 	cifs_destroy_inodecache();
 	cifs_destroy_mids();
 	cifs_destroy_request_bufs();
-	kthread_stop(oplockThread);
 }
 
 MODULE_AUTHOR("Steve French <sfrench@us.ibm.com>");
diff --git a/fs/cifs/cifsfs.h b/fs/cifs/cifsfs.h
index 094325e3f714..ac2b24c192f8 100644
--- a/fs/cifs/cifsfs.h
+++ b/fs/cifs/cifsfs.h
@@ -67,7 +67,7 @@ extern int cifs_setattr(struct dentry *, struct iattr *);
 
 extern const struct inode_operations cifs_file_inode_ops;
 extern const struct inode_operations cifs_symlink_inode_ops;
-extern struct inode_operations cifs_dfs_referral_inode_operations;
+extern const struct inode_operations cifs_dfs_referral_inode_operations;
 
 
 /* Functions related to files and directories */
diff --git a/fs/cifs/cifsglob.h b/fs/cifs/cifsglob.h
index 6cfc81a32703..5d0fde18039c 100644
--- a/fs/cifs/cifsglob.h
+++ b/fs/cifs/cifsglob.h
@@ -18,6 +18,7 @@
  */
 #include <linux/in.h>
 #include <linux/in6.h>
+#include <linux/slow-work.h>
 #include "cifs_fs_sb.h"
 #include "cifsacl.h"
 /*
@@ -346,14 +347,16 @@ struct cifsFileInfo {
 	/* lock scope id (0 if none) */
 	struct file *pfile; /* needed for writepage */
 	struct inode *pInode; /* needed for oplock break */
+	struct vfsmount *mnt;
 	struct mutex lock_mutex;
 	struct list_head llist; /* list of byte range locks we have. */
 	bool closePend:1;	/* file is marked to close */
 	bool invalidHandle:1;	/* file closed via session abend */
-	bool messageMode:1;	/* for pipes: message vs byte mode */
+	bool oplock_break_cancelled:1;
 	atomic_t count;		/* reference count */
 	struct mutex fh_mutex; /* prevents reopen race after dead ses*/
 	struct cifs_search_info srch_inf;
+	struct slow_work oplock_break; /* slow_work job for oplock breaks */
 };
 
 /* Take a reference on the file private data */
@@ -365,8 +368,10 @@ static inline void cifsFileInfo_get(struct cifsFileInfo *cifs_file)
 /* Release a reference on the file private data */
 static inline void cifsFileInfo_put(struct cifsFileInfo *cifs_file)
 {
-	if (atomic_dec_and_test(&cifs_file->count))
+	if (atomic_dec_and_test(&cifs_file->count)) {
+		iput(cifs_file->pInode);
 		kfree(cifs_file);
+	}
 }
 
 /*
@@ -382,7 +387,6 @@ struct cifsInodeInfo {
 	unsigned long time;	/* jiffies of last update/check of inode */
 	bool clientCanCacheRead:1;	/* read oplock */
 	bool clientCanCacheAll:1;	/* read and writebehind oplock */
-	bool oplockPending:1;
 	bool delete_pending:1;		/* DELETE_ON_CLOSE is set */
 	u64  server_eof;		/* current file size on server */
 	u64  uniqueid;			/* server inode number */
@@ -585,9 +589,9 @@ require use of the stronger protocol */
 #define   CIFSSEC_MUST_LANMAN	0x10010
 #define   CIFSSEC_MUST_PLNTXT	0x20020
 #ifdef CONFIG_CIFS_UPCALL
-#define   CIFSSEC_MASK          0xAF0AF /* allows weak security but also krb5 */
+#define   CIFSSEC_MASK          0xBF0BF /* allows weak security but also krb5 */
 #else
-#define   CIFSSEC_MASK          0xA70A7 /* current flags supported if weak */
+#define   CIFSSEC_MASK          0xB70B7 /* current flags supported if weak */
 #endif /* UPCALL */
 #else /* do not allow weak pw hash */
 #ifdef CONFIG_CIFS_UPCALL
@@ -669,12 +673,6 @@ GLOBAL_EXTERN rwlock_t		cifs_tcp_ses_lock;
  */
 GLOBAL_EXTERN rwlock_t GlobalSMBSeslock;
 
-/* Global list of oplocks */
-GLOBAL_EXTERN struct list_head cifs_oplock_list;
-
-/* Protects the cifs_oplock_list */
-GLOBAL_EXTERN spinlock_t cifs_oplock_lock;
-
 /* Outstanding dir notify requests */
 GLOBAL_EXTERN struct list_head GlobalDnotifyReqList;
 /* DirNotify response queue */
@@ -725,3 +723,4 @@ GLOBAL_EXTERN unsigned int cifs_min_rcv;    /* min size of big ntwrk buf pool */
 GLOBAL_EXTERN unsigned int cifs_min_small;  /* min size of small buf pool */
 GLOBAL_EXTERN unsigned int cifs_max_pending; /* MAX requests at once to server*/
 
+extern const struct slow_work_ops cifs_oplock_break_ops;
diff --git a/fs/cifs/cifsproto.h b/fs/cifs/cifsproto.h
index da8fbf565991..5646727e33f5 100644
--- a/fs/cifs/cifsproto.h
+++ b/fs/cifs/cifsproto.h
@@ -86,18 +86,17 @@ extern int CIFS_SessSetup(unsigned int xid, struct cifsSesInfo *ses,
 			     const int stage,
 			     const struct nls_table *nls_cp);
 extern __u16 GetNextMid(struct TCP_Server_Info *server);
-extern struct oplock_q_entry *AllocOplockQEntry(struct inode *, u16,
-						 struct cifsTconInfo *);
-extern void DeleteOplockQEntry(struct oplock_q_entry *);
-extern void DeleteTconOplockQEntries(struct cifsTconInfo *);
 extern struct timespec cifs_NTtimeToUnix(__le64 utc_nanoseconds_since_1601);
 extern u64 cifs_UnixTimeToNT(struct timespec);
 extern struct timespec cnvrtDosUnixTm(__le16 le_date, __le16 le_time,
 				      int offset);
 
+extern struct cifsFileInfo *cifs_new_fileinfo(struct inode *newinode,
+				__u16 fileHandle, struct file *file,
+				struct vfsmount *mnt, unsigned int oflags);
 extern int cifs_posix_open(char *full_path, struct inode **pinode,
-			   struct super_block *sb, int mode, int oflags,
-			   int *poplock, __u16 *pnetfid, int xid);
+			   struct vfsmount *mnt, int mode, int oflags,
+			   __u32 *poplock, __u16 *pnetfid, int xid);
 extern void cifs_unix_basic_to_fattr(struct cifs_fattr *fattr,
 				     FILE_UNIX_BASIC_INFO *info,
 				     struct cifs_sb_info *cifs_sb);
@@ -389,4 +388,5 @@ extern int CIFSSMBSetPosixACL(const int xid, struct cifsTconInfo *tcon,
 		const struct nls_table *nls_codepage, int remap_special_chars);
 extern int CIFSGetExtAttr(const int xid, struct cifsTconInfo *tcon,
 			const int netfid, __u64 *pExtAttrBits, __u64 *pMask);
+extern void cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb);
 #endif			/* _CIFSPROTO_H */
diff --git a/fs/cifs/cifssmb.c b/fs/cifs/cifssmb.c
index 301e307e1279..941441d3e386 100644
--- a/fs/cifs/cifssmb.c
+++ b/fs/cifs/cifssmb.c
@@ -94,6 +94,7 @@ static void mark_open_files_invalid(struct cifsTconInfo *pTcon)
 	list_for_each_safe(tmp, tmp1, &pTcon->openFileList) {
 		open_file = list_entry(tmp, struct cifsFileInfo, tlist);
 		open_file->invalidHandle = true;
+		open_file->oplock_break_cancelled = true;
 	}
 	write_unlock(&GlobalSMBSeslock);
 	/* BB Add call to invalidate_inodes(sb) for all superblocks mounted
diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c
index d49682433c20..63ea83ff687f 100644
--- a/fs/cifs/connect.c
+++ b/fs/cifs/connect.c
@@ -1577,7 +1577,8 @@ cifs_get_tcp_session(struct smb_vol *volume_info)
 
 out_err:
 	if (tcp_ses) {
-		kfree(tcp_ses->hostname);
+		if (!IS_ERR(tcp_ses->hostname))
+			kfree(tcp_ses->hostname);
 		if (tcp_ses->ssocket)
 			sock_release(tcp_ses->ssocket);
 		kfree(tcp_ses);
@@ -1670,7 +1671,6 @@ cifs_put_tcon(struct cifsTconInfo *tcon)
 	CIFSSMBTDis(xid, tcon);
 	_FreeXid(xid);
 
-	DeleteTconOplockQEntries(tcon);
 	tconInfoFree(tcon);
 	cifs_put_smb_ses(ses);
 }
@@ -2220,16 +2220,8 @@ is_path_accessible(int xid, struct cifsTconInfo *tcon,
 		   struct cifs_sb_info *cifs_sb, const char *full_path)
 {
 	int rc;
-	__u64 inode_num;
 	FILE_ALL_INFO *pfile_info;
 
-	rc = CIFSGetSrvInodeNumber(xid, tcon, full_path, &inode_num,
-				   cifs_sb->local_nls,
-				   cifs_sb->mnt_cifs_flags &
-						CIFS_MOUNT_MAP_SPECIAL_CHR);
-	if (rc != -EOPNOTSUPP)
-		return rc;
-
 	pfile_info = kmalloc(sizeof(FILE_ALL_INFO), GFP_KERNEL);
 	if (pfile_info == NULL)
 		return -ENOMEM;
diff --git a/fs/cifs/dir.c b/fs/cifs/dir.c
index a6424cfc0121..1f42f772865a 100644
--- a/fs/cifs/dir.c
+++ b/fs/cifs/dir.c
@@ -24,6 +24,7 @@
 #include <linux/stat.h>
 #include <linux/slab.h>
 #include <linux/namei.h>
+#include <linux/mount.h>
 #include "cifsfs.h"
 #include "cifspdu.h"
 #include "cifsglob.h"
@@ -129,44 +130,45 @@ cifs_bp_rename_retry:
 	return full_path;
 }
 
-static void
-cifs_fill_fileinfo(struct inode *newinode, __u16 fileHandle,
-			struct cifsTconInfo *tcon, bool write_only)
+struct cifsFileInfo *
+cifs_new_fileinfo(struct inode *newinode, __u16 fileHandle,
+		  struct file *file, struct vfsmount *mnt, unsigned int oflags)
 {
 	int oplock = 0;
 	struct cifsFileInfo *pCifsFile;
 	struct cifsInodeInfo *pCifsInode;
+	struct cifs_sb_info *cifs_sb = CIFS_SB(mnt->mnt_sb);
 
 	pCifsFile = kzalloc(sizeof(struct cifsFileInfo), GFP_KERNEL);
-
 	if (pCifsFile == NULL)
-		return;
+		return pCifsFile;
 
 	if (oplockEnabled)
 		oplock = REQ_OPLOCK;
 
 	pCifsFile->netfid = fileHandle;
 	pCifsFile->pid = current->tgid;
-	pCifsFile->pInode = newinode;
+	pCifsFile->pInode = igrab(newinode);
+	pCifsFile->mnt = mnt;
+	pCifsFile->pfile = file;
 	pCifsFile->invalidHandle = false;
 	pCifsFile->closePend = false;
 	mutex_init(&pCifsFile->fh_mutex);
 	mutex_init(&pCifsFile->lock_mutex);
 	INIT_LIST_HEAD(&pCifsFile->llist);
 	atomic_set(&pCifsFile->count, 1);
+	slow_work_init(&pCifsFile->oplock_break, &cifs_oplock_break_ops);
 
-	/* set the following in open now
-			pCifsFile->pfile = file; */
 	write_lock(&GlobalSMBSeslock);
-	list_add(&pCifsFile->tlist, &tcon->openFileList);
+	list_add(&pCifsFile->tlist, &cifs_sb->tcon->openFileList);
 	pCifsInode = CIFS_I(newinode);
 	if (pCifsInode) {
 		/* if readable file instance put first in list*/
-		if (write_only)
+		if (oflags & FMODE_READ)
+			list_add(&pCifsFile->flist, &pCifsInode->openFileList);
+		else
 			list_add_tail(&pCifsFile->flist,
 				      &pCifsInode->openFileList);
-		else
-			list_add(&pCifsFile->flist, &pCifsInode->openFileList);
 
 		if ((oplock & 0xF) == OPLOCK_EXCLUSIVE) {
 			pCifsInode->clientCanCacheAll = true;
@@ -176,18 +178,18 @@ cifs_fill_fileinfo(struct inode *newinode, __u16 fileHandle,
 				pCifsInode->clientCanCacheRead = true;
 	}
 	write_unlock(&GlobalSMBSeslock);
+
+	return pCifsFile;
 }
 
 int cifs_posix_open(char *full_path, struct inode **pinode,
-		    struct super_block *sb, int mode, int oflags,
-		    int *poplock, __u16 *pnetfid, int xid)
+		    struct vfsmount *mnt, int mode, int oflags,
+		    __u32 *poplock, __u16 *pnetfid, int xid)
 {
 	int rc;
-	__u32 oplock;
-	bool write_only = false;
 	FILE_UNIX_BASIC_INFO *presp_data;
 	__u32 posix_flags = 0;
-	struct cifs_sb_info *cifs_sb = CIFS_SB(sb);
+	struct cifs_sb_info *cifs_sb = CIFS_SB(mnt->mnt_sb);
 	struct cifs_fattr fattr;
 
 	cFYI(1, ("posix open %s", full_path));
@@ -212,8 +214,6 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
 		posix_flags |= SMB_O_EXCL;
 	if (oflags & O_TRUNC)
 		posix_flags |= SMB_O_TRUNC;
-	if (oflags & O_APPEND)
-		posix_flags |= SMB_O_APPEND;
 	if (oflags & O_SYNC)
 		posix_flags |= SMB_O_SYNC;
 	if (oflags & O_DIRECTORY)
@@ -223,12 +223,9 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
 	if (oflags & O_DIRECT)
 		posix_flags |= SMB_O_DIRECT;
 
-	if (!(oflags & FMODE_READ))
-		write_only = true;
-
 	mode &= ~current_umask();
 	rc = CIFSPOSIXCreate(xid, cifs_sb->tcon, posix_flags, mode,
-			pnetfid, presp_data, &oplock, full_path,
+			pnetfid, presp_data, poplock, full_path,
 			cifs_sb->local_nls, cifs_sb->mnt_cifs_flags &
 					CIFS_MOUNT_MAP_SPECIAL_CHR);
 	if (rc)
@@ -244,7 +241,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
 
 	/* get new inode and set it up */
 	if (*pinode == NULL) {
-		*pinode = cifs_iget(sb, &fattr);
+		*pinode = cifs_iget(mnt->mnt_sb, &fattr);
 		if (!*pinode) {
 			rc = -ENOMEM;
 			goto posix_open_ret;
@@ -253,7 +250,7 @@ int cifs_posix_open(char *full_path, struct inode **pinode,
 		cifs_fattr_to_inode(*pinode, &fattr);
 	}
 
-	cifs_fill_fileinfo(*pinode, *pnetfid, cifs_sb->tcon, write_only);
+	cifs_new_fileinfo(*pinode, *pnetfid, NULL, mnt, oflags);
 
 posix_open_ret:
 	kfree(presp_data);
@@ -280,7 +277,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
 	int rc = -ENOENT;
 	int xid;
 	int create_options = CREATE_NOT_DIR;
-	int oplock = 0;
+	__u32 oplock = 0;
 	int oflags;
 	bool posix_create = false;
 	/*
@@ -298,7 +295,6 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
 	FILE_ALL_INFO *buf = NULL;
 	struct inode *newinode = NULL;
 	int disposition = FILE_OVERWRITE_IF;
-	bool write_only = false;
 
 	xid = GetXid();
 
@@ -323,7 +319,7 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
 	if (tcon->unix_ext && (tcon->ses->capabilities & CAP_UNIX) &&
 	    (CIFS_UNIX_POSIX_PATH_OPS_CAP &
 			le64_to_cpu(tcon->fsUnixInfo.Capability))) {
-		rc = cifs_posix_open(full_path, &newinode, inode->i_sb,
+		rc = cifs_posix_open(full_path, &newinode, nd->path.mnt,
 				     mode, oflags, &oplock, &fileHandle, xid);
 		/* EIO could indicate that (posix open) operation is not
 		   supported, despite what server claimed in capability
@@ -351,11 +347,8 @@ cifs_create(struct inode *inode, struct dentry *direntry, int mode,
 		desiredAccess = 0;
 		if (oflags & FMODE_READ)
 			desiredAccess |= GENERIC_READ; /* is this too little? */
-		if (oflags & FMODE_WRITE) {
+		if (oflags & FMODE_WRITE)
 			desiredAccess |= GENERIC_WRITE;
-			if (!(oflags & FMODE_READ))
-				write_only = true;
-		}
 
 		if ((oflags & (O_CREAT | O_EXCL)) == (O_CREAT | O_EXCL))
 			disposition = FILE_CREATE;
@@ -470,8 +463,8 @@ cifs_create_set_dentry:
 		/* mknod case - do not leave file open */
 		CIFSSMBClose(xid, tcon, fileHandle);
 	} else if (!(posix_create) && (newinode)) {
-			cifs_fill_fileinfo(newinode, fileHandle,
-					cifs_sb->tcon, write_only);
+			cifs_new_fileinfo(newinode, fileHandle, NULL,
+						nd->path.mnt, oflags);
 	}
 cifs_create_out:
 	kfree(buf);
@@ -611,7 +604,7 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
 {
 	int xid;
 	int rc = 0; /* to get around spurious gcc warning, set to zero here */
-	int oplock = 0;
+	__u32 oplock = 0;
 	__u16 fileHandle = 0;
 	bool posix_open = false;
 	struct cifs_sb_info *cifs_sb;
@@ -648,9 +641,9 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
 	 * O_EXCL: optimize away the lookup, but don't hash the dentry. Let
 	 * the VFS handle the create.
 	 */
-	if (nd->flags & LOOKUP_EXCL) {
+	if (nd && (nd->flags & LOOKUP_EXCL)) {
 		d_instantiate(direntry, NULL);
-		return 0;
+		return NULL;
 	}
 
 	/* can not grab the rename sem here since it would
@@ -680,11 +673,10 @@ cifs_lookup(struct inode *parent_dir_inode, struct dentry *direntry,
 	 * reduction in network traffic in the other paths.
 	 */
 	if (pTcon->unix_ext) {
-		if (!(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) &&
+		if (nd && !(nd->flags & (LOOKUP_PARENT | LOOKUP_DIRECTORY)) &&
 		     (nd->flags & LOOKUP_OPEN) && !pTcon->broken_posix_open &&
 		     (nd->intent.open.flags & O_CREAT)) {
-			rc = cifs_posix_open(full_path, &newInode,
-					parent_dir_inode->i_sb,
+			rc = cifs_posix_open(full_path, &newInode, nd->path.mnt,
 					nd->intent.open.create_mode,
 					nd->intent.open.flags, &oplock,
 					&fileHandle, xid);
diff --git a/fs/cifs/file.c b/fs/cifs/file.c
index fa7beac8b80e..429337eb7afe 100644
--- a/fs/cifs/file.c
+++ b/fs/cifs/file.c
@@ -30,6 +30,7 @@
 #include <linux/writeback.h>
 #include <linux/task_io_accounting_ops.h>
 #include <linux/delay.h>
+#include <linux/mount.h>
 #include <asm/div64.h>
 #include "cifsfs.h"
 #include "cifspdu.h"
@@ -39,27 +40,6 @@
 #include "cifs_debug.h"
 #include "cifs_fs_sb.h"
 
-static inline struct cifsFileInfo *cifs_init_private(
-	struct cifsFileInfo *private_data, struct inode *inode,
-	struct file *file, __u16 netfid)
-{
-	memset(private_data, 0, sizeof(struct cifsFileInfo));
-	private_data->netfid = netfid;
-	private_data->pid = current->tgid;
-	mutex_init(&private_data->fh_mutex);
-	mutex_init(&private_data->lock_mutex);
-	INIT_LIST_HEAD(&private_data->llist);
-	private_data->pfile = file; /* needed for writepage */
-	private_data->pInode = inode;
-	private_data->invalidHandle = false;
-	private_data->closePend = false;
-	/* Initialize reference count to one.  The private data is
-	freed on the release of the last reference */
-	atomic_set(&private_data->count, 1);
-
-	return private_data;
-}
-
 static inline int cifs_convert_flags(unsigned int flags)
 {
 	if ((flags & O_ACCMODE) == O_RDONLY)
@@ -123,9 +103,11 @@ static inline int cifs_get_disposition(unsigned int flags)
 }
 
 /* all arguments to this function must be checked for validity in caller */
-static inline int cifs_posix_open_inode_helper(struct inode *inode,
-			struct file *file, struct cifsInodeInfo *pCifsInode,
-			struct cifsFileInfo *pCifsFile, int oplock, u16 netfid)
+static inline int
+cifs_posix_open_inode_helper(struct inode *inode, struct file *file,
+			     struct cifsInodeInfo *pCifsInode,
+			     struct cifsFileInfo *pCifsFile, __u32 oplock,
+			     u16 netfid)
 {
 
 	write_lock(&GlobalSMBSeslock);
@@ -219,17 +201,6 @@ static inline int cifs_open_inode_helper(struct inode *inode, struct file *file,
 	struct timespec temp;
 	int rc;
 
-	/* want handles we can use to read with first
-	   in the list so we do not have to walk the
-	   list to search for one in write_begin */
-	if ((file->f_flags & O_ACCMODE) == O_WRONLY) {
-		list_add_tail(&pCifsFile->flist,
-			      &pCifsInode->openFileList);
-	} else {
-		list_add(&pCifsFile->flist,
-			 &pCifsInode->openFileList);
-	}
-	write_unlock(&GlobalSMBSeslock);
 	if (pCifsInode->clientCanCacheRead) {
 		/* we have the inode open somewhere else
 		   no need to discard cache data */
@@ -279,7 +250,8 @@ client_can_cache:
 int cifs_open(struct inode *inode, struct file *file)
 {
 	int rc = -EACCES;
-	int xid, oplock;
+	int xid;
+	__u32 oplock;
 	struct cifs_sb_info *cifs_sb;
 	struct cifsTconInfo *tcon;
 	struct cifsFileInfo *pCifsFile;
@@ -324,7 +296,7 @@ int cifs_open(struct inode *inode, struct file *file)
 			le64_to_cpu(tcon->fsUnixInfo.Capability))) {
 		int oflags = (int) cifs_posix_convert_flags(file->f_flags);
 		/* can not refresh inode info since size could be stale */
-		rc = cifs_posix_open(full_path, &inode, inode->i_sb,
+		rc = cifs_posix_open(full_path, &inode, file->f_path.mnt,
 				     cifs_sb->mnt_file_mode /* ignored */,
 				     oflags, &oplock, &netfid, xid);
 		if (rc == 0) {
@@ -414,24 +386,17 @@ int cifs_open(struct inode *inode, struct file *file)
 		cFYI(1, ("cifs_open returned 0x%x", rc));
 		goto out;
 	}
-	file->private_data =
-		kmalloc(sizeof(struct cifsFileInfo), GFP_KERNEL);
+
+	pCifsFile = cifs_new_fileinfo(inode, netfid, file, file->f_path.mnt,
+					file->f_flags);
+	file->private_data = pCifsFile;
 	if (file->private_data == NULL) {
 		rc = -ENOMEM;
 		goto out;
 	}
-	pCifsFile = cifs_init_private(file->private_data, inode, file, netfid);
-	write_lock(&GlobalSMBSeslock);
-	list_add(&pCifsFile->tlist, &tcon->openFileList);
 
-	pCifsInode = CIFS_I(file->f_path.dentry->d_inode);
-	if (pCifsInode) {
-		rc = cifs_open_inode_helper(inode, file, pCifsInode,
-					    pCifsFile, tcon,
-					    &oplock, buf, full_path, xid);
-	} else {
-		write_unlock(&GlobalSMBSeslock);
-	}
+	rc = cifs_open_inode_helper(inode, file, pCifsInode, pCifsFile, tcon,
+				    &oplock, buf, full_path, xid);
 
 	if (oplock & CIFS_CREATE_ACTION) {
 		/* time to set mode which we can not set earlier due to
@@ -474,7 +439,8 @@ static int cifs_relock_file(struct cifsFileInfo *cifsFile)
 static int cifs_reopen_file(struct file *file, bool can_flush)
 {
 	int rc = -EACCES;
-	int xid, oplock;
+	int xid;
+	__u32 oplock;
 	struct cifs_sb_info *cifs_sb;
 	struct cifsTconInfo *tcon;
 	struct cifsFileInfo *pCifsFile;
@@ -543,7 +509,7 @@ reopen_error_exit:
 			le64_to_cpu(tcon->fsUnixInfo.Capability))) {
 		int oflags = (int) cifs_posix_convert_flags(file->f_flags);
 		/* can not refresh inode info since size could be stale */
-		rc = cifs_posix_open(full_path, NULL, inode->i_sb,
+		rc = cifs_posix_open(full_path, NULL, file->f_path.mnt,
 				     cifs_sb->mnt_file_mode /* ignored */,
 				     oflags, &oplock, &netfid, xid);
 		if (rc == 0) {
@@ -2308,6 +2274,73 @@ out:
 	return rc;
 }
 
+static void
+cifs_oplock_break(struct slow_work *work)
+{
+	struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
+						  oplock_break);
+	struct inode *inode = cfile->pInode;
+	struct cifsInodeInfo *cinode = CIFS_I(inode);
+	struct cifs_sb_info *cifs_sb = CIFS_SB(cfile->mnt->mnt_sb);
+	int rc, waitrc = 0;
+
+	if (inode && S_ISREG(inode->i_mode)) {
+#ifdef CONFIG_CIFS_EXPERIMENTAL
+		if (cinode->clientCanCacheAll == 0)
+			break_lease(inode, FMODE_READ);
+		else if (cinode->clientCanCacheRead == 0)
+			break_lease(inode, FMODE_WRITE);
+#endif
+		rc = filemap_fdatawrite(inode->i_mapping);
+		if (cinode->clientCanCacheRead == 0) {
+			waitrc = filemap_fdatawait(inode->i_mapping);
+			invalidate_remote_inode(inode);
+		}
+		if (!rc)
+			rc = waitrc;
+		if (rc)
+			cinode->write_behind_rc = rc;
+		cFYI(1, ("Oplock flush inode %p rc %d", inode, rc));
+	}
+
+	/*
+	 * releasing stale oplock after recent reconnect of smb session using
+	 * a now incorrect file handle is not a data integrity issue but do
+	 * not bother sending an oplock release if session to server still is
+	 * disconnected since oplock already released by the server
+	 */
+	if (!cfile->closePend && !cfile->oplock_break_cancelled) {
+		rc = CIFSSMBLock(0, cifs_sb->tcon, cfile->netfid, 0, 0, 0, 0,
+				 LOCKING_ANDX_OPLOCK_RELEASE, false);
+		cFYI(1, ("Oplock release rc = %d", rc));
+	}
+}
+
+static int
+cifs_oplock_break_get(struct slow_work *work)
+{
+	struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
+						  oplock_break);
+	mntget(cfile->mnt);
+	cifsFileInfo_get(cfile);
+	return 0;
+}
+
+static void
+cifs_oplock_break_put(struct slow_work *work)
+{
+	struct cifsFileInfo *cfile = container_of(work, struct cifsFileInfo,
+						  oplock_break);
+	mntput(cfile->mnt);
+	cifsFileInfo_put(cfile);
+}
+
+const struct slow_work_ops cifs_oplock_break_ops = {
+	.get_ref	= cifs_oplock_break_get,
+	.put_ref	= cifs_oplock_break_put,
+	.execute	= cifs_oplock_break,
+};
+
 const struct address_space_operations cifs_addr_ops = {
 	.readpage = cifs_readpage,
 	.readpages = cifs_readpages,
diff --git a/fs/cifs/inode.c b/fs/cifs/inode.c
index 1f09c7619319..cababd8a52df 100644
--- a/fs/cifs/inode.c
+++ b/fs/cifs/inode.c
@@ -512,13 +512,10 @@ int cifs_get_inode_info(struct inode **pinode,
 					cifs_sb->local_nls,
 					cifs_sb->mnt_cifs_flags &
 						CIFS_MOUNT_MAP_SPECIAL_CHR);
-			if (rc1) {
+			if (rc1 || !fattr.cf_uniqueid) {
 				cFYI(1, ("GetSrvInodeNum rc %d", rc1));
 				fattr.cf_uniqueid = iunique(sb, ROOT_I);
-				/* disable serverino if call not supported */
-				if (rc1 == -EINVAL)
-					cifs_sb->mnt_cifs_flags &=
-							~CIFS_MOUNT_SERVER_INUM;
+				cifs_autodisable_serverino(cifs_sb);
 			}
 		} else {
 			fattr.cf_uniqueid = iunique(sb, ROOT_I);
@@ -1557,57 +1554,24 @@ static int cifs_truncate_page(struct address_space *mapping, loff_t from)
 
 static int cifs_vmtruncate(struct inode *inode, loff_t offset)
 {
-	struct address_space *mapping = inode->i_mapping;
-	unsigned long limit;
+	loff_t oldsize;
+	int err;
 
 	spin_lock(&inode->i_lock);
-	if (inode->i_size < offset)
-		goto do_expand;
-	/*
-	 * truncation of in-use swapfiles is disallowed - it would cause
-	 * subsequent swapout to scribble on the now-freed blocks.
-	 */
-	if (IS_SWAPFILE(inode)) {
-		spin_unlock(&inode->i_lock);
-		goto out_busy;
-	}
-	i_size_write(inode, offset);
-	spin_unlock(&inode->i_lock);
-	/*
-	 * unmap_mapping_range is called twice, first simply for efficiency
-	 * so that truncate_inode_pages does fewer single-page unmaps. However
-	 * after this first call, and before truncate_inode_pages finishes,
-	 * it is possible for private pages to be COWed, which remain after
-	 * truncate_inode_pages finishes, hence the second unmap_mapping_range
-	 * call must be made for correctness.
-	 */
-	unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-	truncate_inode_pages(mapping, offset);
-	unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-	goto out_truncate;
-
-do_expand:
-	limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-	if (limit != RLIM_INFINITY && offset > limit) {
+	err = inode_newsize_ok(inode, offset);
+	if (err) {
 		spin_unlock(&inode->i_lock);
-		goto out_sig;
-	}
-	if (offset > inode->i_sb->s_maxbytes) {
-		spin_unlock(&inode->i_lock);
-		goto out_big;
+		goto out;
 	}
+
+	oldsize = inode->i_size;
 	i_size_write(inode, offset);
 	spin_unlock(&inode->i_lock);
-out_truncate:
+	truncate_pagecache(inode, oldsize, offset);
 	if (inode->i_op->truncate)
 		inode->i_op->truncate(inode);
-	return 0;
-out_sig:
-	send_sig(SIGXFSZ, current, 0);
-out_big:
-	return -EFBIG;
-out_busy:
-	return -ETXTBSY;
+out:
+	return err;
 }
 
 static int
diff --git a/fs/cifs/misc.c b/fs/cifs/misc.c
index e079a9190ec4..d27d4ec6579b 100644
--- a/fs/cifs/misc.c
+++ b/fs/cifs/misc.c
@@ -32,7 +32,6 @@
 
 extern mempool_t *cifs_sm_req_poolp;
 extern mempool_t *cifs_req_poolp;
-extern struct task_struct *oplockThread;
 
 /* The xid serves as a useful identifier for each incoming vfs request,
    in a similar way to the mid which is useful to track each sent smb,
@@ -500,6 +499,7 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv)
 	struct cifsTconInfo *tcon;
 	struct cifsInodeInfo *pCifsInode;
 	struct cifsFileInfo *netfile;
+	int rc;
 
 	cFYI(1, ("Checking for oplock break or dnotify response"));
 	if ((pSMB->hdr.Command == SMB_COM_NT_TRANSACT) &&
@@ -562,30 +562,40 @@ is_valid_oplock_break(struct smb_hdr *buf, struct TCP_Server_Info *srv)
 				continue;
 
 			cifs_stats_inc(&tcon->num_oplock_brks);
-			write_lock(&GlobalSMBSeslock);
+			read_lock(&GlobalSMBSeslock);
 			list_for_each(tmp2, &tcon->openFileList) {
 				netfile = list_entry(tmp2, struct cifsFileInfo,
 						     tlist);
 				if (pSMB->Fid != netfile->netfid)
 					continue;
 
-				write_unlock(&GlobalSMBSeslock);
-				read_unlock(&cifs_tcp_ses_lock);
+				/*
+				 * don't do anything if file is about to be
+				 * closed anyway.
+				 */
+				if (netfile->closePend) {
+					read_unlock(&GlobalSMBSeslock);
+					read_unlock(&cifs_tcp_ses_lock);
+					return true;
+				}
+
 				cFYI(1, ("file id match, oplock break"));
 				pCifsInode = CIFS_I(netfile->pInode);
 				pCifsInode->clientCanCacheAll = false;
 				if (pSMB->OplockLevel == 0)
 					pCifsInode->clientCanCacheRead = false;
-				pCifsInode->oplockPending = true;
-				AllocOplockQEntry(netfile->pInode,
-						  netfile->netfid, tcon);
-				cFYI(1, ("about to wake up oplock thread"));
-				if (oplockThread)
-					wake_up_process(oplockThread);
-
+				rc = slow_work_enqueue(&netfile->oplock_break);
+				if (rc) {
+					cERROR(1, ("failed to enqueue oplock "
+						   "break: %d\n", rc));
+				} else {
+					netfile->oplock_break_cancelled = false;
+				}
+				read_unlock(&GlobalSMBSeslock);
+				read_unlock(&cifs_tcp_ses_lock);
 				return true;
 			}
-			write_unlock(&GlobalSMBSeslock);
+			read_unlock(&GlobalSMBSeslock);
 			read_unlock(&cifs_tcp_ses_lock);
 			cFYI(1, ("No matching file for oplock break"));
 			return true;
@@ -705,3 +715,17 @@ cifsConvertToUCS(__le16 *target, const char *source, int maxlen,
 ctoUCS_out:
 	return i;
 }
+
+void
+cifs_autodisable_serverino(struct cifs_sb_info *cifs_sb)
+{
+	if (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM) {
+		cifs_sb->mnt_cifs_flags &= ~CIFS_MOUNT_SERVER_INUM;
+		cERROR(1, ("Autodisabling the use of server inode numbers on "
+			   "%s. This server doesn't seem to support them "
+			   "properly. Hardlinks will not be recognized on this "
+			   "mount. Consider mounting with the \"noserverino\" "
+			   "option to silence this message.",
+			   cifs_sb->tcon->treeName));
+	}
+}
diff --git a/fs/cifs/readdir.c b/fs/cifs/readdir.c
index f823a4a208a7..f84062f9a985 100644
--- a/fs/cifs/readdir.c
+++ b/fs/cifs/readdir.c
@@ -146,7 +146,7 @@ cifs_fill_common_info(struct cifs_fattr *fattr, struct cifs_sb_info *cifs_sb)
 	}
 }
 
-void
+static void
 cifs_dir_info_to_fattr(struct cifs_fattr *fattr, FILE_DIRECTORY_INFO *info,
 		       struct cifs_sb_info *cifs_sb)
 {
@@ -161,7 +161,7 @@ cifs_dir_info_to_fattr(struct cifs_fattr *fattr, FILE_DIRECTORY_INFO *info,
 	cifs_fill_common_info(fattr, cifs_sb);
 }
 
-void
+static void
 cifs_std_info_to_fattr(struct cifs_fattr *fattr, FIND_FILE_STANDARD_INFO *info,
 		       struct cifs_sb_info *cifs_sb)
 {
@@ -727,11 +727,12 @@ static int cifs_filldir(char *pfindEntry, struct file *file, filldir_t filldir,
 		cifs_dir_info_to_fattr(&fattr, (FILE_DIRECTORY_INFO *)
 					pfindEntry, cifs_sb);
 
-	/* FIXME: make _to_fattr functions fill this out */
-	if (pCifsF->srch_inf.info_level == SMB_FIND_FILE_ID_FULL_DIR_INFO)
+	if (inum && (cifs_sb->mnt_cifs_flags & CIFS_MOUNT_SERVER_INUM)) {
 		fattr.cf_uniqueid = inum;
-	else
+	} else {
 		fattr.cf_uniqueid = iunique(sb, ROOT_I);
+		cifs_autodisable_serverino(cifs_sb);
+	}
 
 	ino = cifs_uniqueid_to_ino_t(fattr.cf_uniqueid);
 	tmp_dentry = cifs_readdir_lookup(file->f_dentry, &qstring, &fattr);
diff --git a/fs/cifs/transport.c b/fs/cifs/transport.c
index 1da4ab250eae..07b8e71544ee 100644
--- a/fs/cifs/transport.c
+++ b/fs/cifs/transport.c
@@ -103,56 +103,6 @@ DeleteMidQEntry(struct mid_q_entry *midEntry)
 	mempool_free(midEntry, cifs_mid_poolp);
 }
 
-struct oplock_q_entry *
-AllocOplockQEntry(struct inode *pinode, __u16 fid, struct cifsTconInfo *tcon)
-{
-	struct oplock_q_entry *temp;
-	if ((pinode == NULL) || (tcon == NULL)) {
-		cERROR(1, ("Null parms passed to AllocOplockQEntry"));
-		return NULL;
-	}
-	temp = (struct oplock_q_entry *) kmem_cache_alloc(cifs_oplock_cachep,
-						       GFP_KERNEL);
-	if (temp == NULL)
-		return temp;
-	else {
-		temp->pinode = pinode;
-		temp->tcon = tcon;
-		temp->netfid = fid;
-		spin_lock(&cifs_oplock_lock);
-		list_add_tail(&temp->qhead, &cifs_oplock_list);
-		spin_unlock(&cifs_oplock_lock);
-	}
-	return temp;
-}
-
-void DeleteOplockQEntry(struct oplock_q_entry *oplockEntry)
-{
-	spin_lock(&cifs_oplock_lock);
-    /* should we check if list empty first? */
-	list_del(&oplockEntry->qhead);
-	spin_unlock(&cifs_oplock_lock);
-	kmem_cache_free(cifs_oplock_cachep, oplockEntry);
-}
-
-
-void DeleteTconOplockQEntries(struct cifsTconInfo *tcon)
-{
-	struct oplock_q_entry *temp;
-
-	if (tcon == NULL)
-		return;
-
-	spin_lock(&cifs_oplock_lock);
-	list_for_each_entry(temp, &cifs_oplock_list, qhead) {
-		if ((temp->tcon) && (temp->tcon == tcon)) {
-			list_del(&temp->qhead);
-			kmem_cache_free(cifs_oplock_cachep, temp);
-		}
-	}
-	spin_unlock(&cifs_oplock_lock);
-}
-
 static int
 smb_sendv(struct TCP_Server_Info *server, struct kvec *iov, int n_vec)
 {
diff --git a/fs/coda/coda_int.h b/fs/coda/coda_int.h
index 8ccd5ed81d9c..d99860a33890 100644
--- a/fs/coda/coda_int.h
+++ b/fs/coda/coda_int.h
@@ -2,6 +2,7 @@
 #define _CODA_INT_
 
 struct dentry;
+struct file;
 
 extern struct file_system_type coda_fs_type;
 extern unsigned long coda_timeout;
diff --git a/fs/coda/psdev.c b/fs/coda/psdev.c
index 0376ac66c44a..be4392ca2098 100644
--- a/fs/coda/psdev.c
+++ b/fs/coda/psdev.c
@@ -22,6 +22,7 @@
 #include <linux/kernel.h>
 #include <linux/major.h>
 #include <linux/time.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/ioport.h>
 #include <linux/fcntl.h>
diff --git a/fs/compat.c b/fs/compat.c
index 6d6f98fe64a0..6c19040ffeef 100644
--- a/fs/compat.c
+++ b/fs/compat.c
@@ -100,13 +100,6 @@ asmlinkage long compat_sys_utimensat(unsigned int dfd, char __user *filename, st
 		    get_compat_timespec(&tv[1], &t[1]))
 			return -EFAULT;
 
-		if ((tv[0].tv_nsec == UTIME_OMIT || tv[0].tv_nsec == UTIME_NOW)
-		    && tv[0].tv_sec != 0)
-			return -EINVAL;
-		if ((tv[1].tv_nsec == UTIME_OMIT || tv[1].tv_nsec == UTIME_NOW)
-		    && tv[1].tv_sec != 0)
-			return -EINVAL;
-
 		if (tv[0].tv_nsec == UTIME_OMIT && tv[1].tv_nsec == UTIME_OMIT)
 			return 0;
 	}
@@ -775,13 +768,13 @@ asmlinkage long compat_sys_mount(char __user * dev_name, char __user * dir_name,
 				 char __user * type, unsigned long flags,
 				 void __user * data)
 {
-	unsigned long type_page;
+	char *kernel_type;
 	unsigned long data_page;
-	unsigned long dev_page;
+	char *kernel_dev;
 	char *dir_page;
 	int retval;
 
-	retval = copy_mount_options (type, &type_page);
+	retval = copy_mount_string(type, &kernel_type);
 	if (retval < 0)
 		goto out;
 
@@ -790,38 +783,38 @@ asmlinkage long compat_sys_mount(char __user * dev_name, char __user * dir_name,
 	if (IS_ERR(dir_page))
 		goto out1;
 
-	retval = copy_mount_options (dev_name, &dev_page);
+	retval = copy_mount_string(dev_name, &kernel_dev);
 	if (retval < 0)
 		goto out2;
 
-	retval = copy_mount_options (data, &data_page);
+	retval = copy_mount_options(data, &data_page);
 	if (retval < 0)
 		goto out3;
 
 	retval = -EINVAL;
 
-	if (type_page && data_page) {
-		if (!strcmp((char *)type_page, SMBFS_NAME)) {
+	if (kernel_type && data_page) {
+		if (!strcmp(kernel_type, SMBFS_NAME)) {
 			do_smb_super_data_conv((void *)data_page);
-		} else if (!strcmp((char *)type_page, NCPFS_NAME)) {
+		} else if (!strcmp(kernel_type, NCPFS_NAME)) {
 			do_ncp_super_data_conv((void *)data_page);
-		} else if (!strcmp((char *)type_page, NFS4_NAME)) {
+		} else if (!strcmp(kernel_type, NFS4_NAME)) {
 			if (do_nfs4_super_data_conv((void *) data_page))
 				goto out4;
 		}
 	}
 
-	retval = do_mount((char*)dev_page, dir_page, (char*)type_page,
+	retval = do_mount(kernel_dev, dir_page, kernel_type,
 			flags, (void*)data_page);
 
  out4:
 	free_page(data_page);
  out3:
-	free_page(dev_page);
+	kfree(kernel_dev);
  out2:
 	putname(dir_page);
  out1:
-	free_page(type_page);
+	kfree(kernel_type);
  out:
 	return retval;
 }
@@ -1539,6 +1532,8 @@ int compat_do_execve(char * filename,
 	if (retval < 0)
 		goto out;
 
+	current->stack_start = current->mm->start_stack;
+
 	/* execve succeeded */
 	current->fs->in_exec = 0;
 	current->in_execve = 0;
diff --git a/fs/compat_ioctl.c b/fs/compat_ioctl.c
index f91fd51b32e3..d84e7058c298 100644
--- a/fs/compat_ioctl.c
+++ b/fs/compat_ioctl.c
@@ -1800,7 +1800,7 @@ struct space_resv_32 {
 /* just account for different alignment */
 static int compat_ioctl_preallocate(struct file *file, unsigned long arg)
 {
-	struct space_resv_32	__user *p32 = (void __user *)arg;
+	struct space_resv_32	__user *p32 = compat_ptr(arg);
 	struct space_resv	__user *p = compat_alloc_user_space(sizeof(*p));
 
 	if (copy_in_user(&p->l_type,	&p32->l_type,	sizeof(s16)) ||
@@ -2802,7 +2802,7 @@ asmlinkage long compat_sys_ioctl(unsigned int fd, unsigned int cmd,
 #else
 	case FS_IOC_RESVSP:
 	case FS_IOC_RESVSP64:
-		error = ioctl_preallocate(filp, (void __user *)arg);
+		error = ioctl_preallocate(filp, compat_ptr(arg));
 		goto out_fput;
 #endif
 
diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 75efb028974b..d5f8c96964be 100644
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -18,14 +18,13 @@
 #include <linux/mount.h>
 #include <linux/tty.h>
 #include <linux/mutex.h>
+#include <linux/magic.h>
 #include <linux/idr.h>
 #include <linux/devpts_fs.h>
 #include <linux/parser.h>
 #include <linux/fsnotify.h>
 #include <linux/seq_file.h>
 
-#define DEVPTS_SUPER_MAGIC 0x1cd1
-
 #define DEVPTS_DEFAULT_MODE 0600
 /*
  * ptmx is a new node in /dev/pts and will be unused in legacy (single-
diff --git a/fs/dlm/debug_fs.c b/fs/dlm/debug_fs.c
index 1d1d27442235..1c8bb8c3a82e 100644
--- a/fs/dlm/debug_fs.c
+++ b/fs/dlm/debug_fs.c
@@ -386,9 +386,9 @@ static int table_seq_show(struct seq_file *seq, void *iter_ptr)
 	return rv;
 }
 
-static struct seq_operations format1_seq_ops;
-static struct seq_operations format2_seq_ops;
-static struct seq_operations format3_seq_ops;
+static const struct seq_operations format1_seq_ops;
+static const struct seq_operations format2_seq_ops;
+static const struct seq_operations format3_seq_ops;
 
 static void *table_seq_start(struct seq_file *seq, loff_t *pos)
 {
@@ -534,21 +534,21 @@ static void table_seq_stop(struct seq_file *seq, void *iter_ptr)
 	}
 }
 
-static struct seq_operations format1_seq_ops = {
+static const struct seq_operations format1_seq_ops = {
 	.start = table_seq_start,
 	.next  = table_seq_next,
 	.stop  = table_seq_stop,
 	.show  = table_seq_show,
 };
 
-static struct seq_operations format2_seq_ops = {
+static const struct seq_operations format2_seq_ops = {
 	.start = table_seq_start,
 	.next  = table_seq_next,
 	.stop  = table_seq_stop,
 	.show  = table_seq_show,
 };
 
-static struct seq_operations format3_seq_ops = {
+static const struct seq_operations format3_seq_ops = {
 	.start = table_seq_start,
 	.next  = table_seq_next,
 	.stop  = table_seq_stop,
diff --git a/fs/dlm/lowcomms.c b/fs/dlm/lowcomms.c
index 240cef14fe58..70736eb4b516 100644
--- a/fs/dlm/lowcomms.c
+++ b/fs/dlm/lowcomms.c
@@ -316,6 +316,10 @@ int dlm_lowcomms_connect_node(int nodeid)
 {
 	struct connection *con;
 
+	/* with sctp there's no connecting without sending */
+	if (dlm_config.ci_protocol != 0)
+		return 0;
+
 	if (nodeid == dlm_our_nodeid())
 		return 0;
 
@@ -455,9 +459,9 @@ static void process_sctp_notification(struct connection *con,
 			int prim_len, ret;
 			int addr_len;
 			struct connection *new_con;
-			struct file *file;
 			sctp_peeloff_arg_t parg;
 			int parglen = sizeof(parg);
+			int err;
 
 			/*
 			 * We get this before any data for an association.
@@ -512,19 +516,22 @@ static void process_sctp_notification(struct connection *con,
 			ret = kernel_getsockopt(con->sock, IPPROTO_SCTP,
 						SCTP_SOCKOPT_PEELOFF,
 						(void *)&parg, &parglen);
-			if (ret) {
+			if (ret < 0) {
 				log_print("Can't peel off a socket for "
-					  "connection %d to node %d: err=%d\n",
+					  "connection %d to node %d: err=%d",
 					  parg.associd, nodeid, ret);
+				return;
+			}
+			new_con->sock = sockfd_lookup(parg.sd, &err);
+			if (!new_con->sock) {
+				log_print("sockfd_lookup error %d", err);
+				return;
 			}
-			file = fget(parg.sd);
-			new_con->sock = SOCKET_I(file->f_dentry->d_inode);
 			add_sock(new_con->sock, new_con);
-			fput(file);
-			put_unused_fd(parg.sd);
+			sockfd_put(new_con->sock);
 
-			log_print("got new/restarted association %d nodeid %d",
-				 (int)sn->sn_assoc_change.sac_assoc_id, nodeid);
+			log_print("connecting to %d sctp association %d",
+				 nodeid, (int)sn->sn_assoc_change.sac_assoc_id);
 
 			/* Send any pending writes */
 			clear_bit(CF_CONNECT_PENDING, &new_con->flags);
@@ -837,8 +844,6 @@ static void sctp_init_assoc(struct connection *con)
 	if (con->retries++ > MAX_CONNECT_RETRIES)
 		return;
 
-	log_print("Initiating association with node %d", con->nodeid);
-
 	if (nodeid_to_addr(con->nodeid, (struct sockaddr *)&rem_addr)) {
 		log_print("no address for nodeid %d", con->nodeid);
 		return;
@@ -855,11 +860,14 @@ static void sctp_init_assoc(struct connection *con)
 	outmessage.msg_flags = MSG_EOR;
 
 	spin_lock(&con->writequeue_lock);
-	e = list_entry(con->writequeue.next, struct writequeue_entry,
-		       list);
 
-	BUG_ON((struct list_head *) e == &con->writequeue);
+	if (list_empty(&con->writequeue)) {
+		spin_unlock(&con->writequeue_lock);
+		log_print("writequeue empty for nodeid %d", con->nodeid);
+		return;
+	}
 
+	e = list_first_entry(&con->writequeue, struct writequeue_entry, list);
 	len = e->len;
 	offset = e->offset;
 	spin_unlock(&con->writequeue_lock);
diff --git a/fs/drop_caches.c b/fs/drop_caches.c
index a2edb7913447..31f4b0e6d72c 100644
--- a/fs/drop_caches.c
+++ b/fs/drop_caches.c
@@ -63,9 +63,9 @@ static void drop_slab(void)
 }
 
 int drop_caches_sysctl_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
-	proc_dointvec_minmax(table, write, file, buffer, length, ppos);
+	proc_dointvec_minmax(table, write, buffer, length, ppos);
 	if (write) {
 		if (sysctl_drop_caches & 1)
 			drop_pagecache();
diff --git a/fs/ecryptfs/Kconfig b/fs/ecryptfs/Kconfig
index 0c754e64232b..1cd6d9d3e29a 100644
--- a/fs/ecryptfs/Kconfig
+++ b/fs/ecryptfs/Kconfig
@@ -1,6 +1,9 @@
 config ECRYPT_FS
 	tristate "eCrypt filesystem layer support (EXPERIMENTAL)"
-	depends on EXPERIMENTAL && KEYS && CRYPTO && NET
+	depends on EXPERIMENTAL && KEYS && CRYPTO
+	select CRYPTO_ECB
+	select CRYPTO_CBC
+	select CRYPTO_MD5
 	help
 	  Encrypted filesystem that operates on the VFS layer.  See
 	  <file:Documentation/filesystems/ecryptfs.txt> to learn more about
diff --git a/fs/ecryptfs/crypto.c b/fs/ecryptfs/crypto.c
index b91851f1cda3..fbb6e5eed697 100644
--- a/fs/ecryptfs/crypto.c
+++ b/fs/ecryptfs/crypto.c
@@ -245,13 +245,11 @@ void ecryptfs_destroy_crypt_stat(struct ecryptfs_crypt_stat *crypt_stat)
 		crypto_free_blkcipher(crypt_stat->tfm);
 	if (crypt_stat->hash_tfm)
 		crypto_free_hash(crypt_stat->hash_tfm);
-	mutex_lock(&crypt_stat->keysig_list_mutex);
 	list_for_each_entry_safe(key_sig, key_sig_tmp,
 				 &crypt_stat->keysig_list, crypt_stat_list) {
 		list_del(&key_sig->crypt_stat_list);
 		kmem_cache_free(ecryptfs_key_sig_cache, key_sig);
 	}
-	mutex_unlock(&crypt_stat->keysig_list_mutex);
 	memset(crypt_stat, 0, sizeof(struct ecryptfs_crypt_stat));
 }
 
@@ -511,13 +509,14 @@ int ecryptfs_encrypt_page(struct page *page)
 				  + extent_offset), crypt_stat);
 		rc = ecryptfs_write_lower(ecryptfs_inode, enc_extent_virt,
 					  offset, crypt_stat->extent_size);
-		if (rc) {
+		if (rc < 0) {
 			ecryptfs_printk(KERN_ERR, "Error attempting "
 					"to write lower page; rc = [%d]"
 					"\n", rc);
 			goto out;
 		}
 	}
+	rc = 0;
 out:
 	if (enc_extent_page) {
 		kunmap(enc_extent_page);
@@ -633,7 +632,7 @@ int ecryptfs_decrypt_page(struct page *page)
 		rc = ecryptfs_read_lower(enc_extent_virt, offset,
 					 crypt_stat->extent_size,
 					 ecryptfs_inode);
-		if (rc) {
+		if (rc < 0) {
 			ecryptfs_printk(KERN_ERR, "Error attempting "
 					"to read lower page; rc = [%d]"
 					"\n", rc);
@@ -797,6 +796,7 @@ int ecryptfs_init_crypt_ctx(struct ecryptfs_crypt_stat *crypt_stat)
 	kfree(full_alg_name);
 	if (IS_ERR(crypt_stat->tfm)) {
 		rc = PTR_ERR(crypt_stat->tfm);
+		crypt_stat->tfm = NULL;
 		ecryptfs_printk(KERN_ERR, "cryptfs: init_crypt_ctx(): "
 				"Error initializing cipher [%s]\n",
 				crypt_stat->cipher);
@@ -925,7 +925,9 @@ static int ecryptfs_copy_mount_wide_sigs_to_inode_sigs(
 	struct ecryptfs_global_auth_tok *global_auth_tok;
 	int rc = 0;
 
+	mutex_lock(&crypt_stat->keysig_list_mutex);
 	mutex_lock(&mount_crypt_stat->global_auth_tok_list_mutex);
+
 	list_for_each_entry(global_auth_tok,
 			    &mount_crypt_stat->global_auth_tok_list,
 			    mount_crypt_stat_list) {
@@ -934,13 +936,13 @@ static int ecryptfs_copy_mount_wide_sigs_to_inode_sigs(
 		rc = ecryptfs_add_keysig(crypt_stat, global_auth_tok->sig);
 		if (rc) {
 			printk(KERN_ERR "Error adding keysig; rc = [%d]\n", rc);
-			mutex_unlock(
-				&mount_crypt_stat->global_auth_tok_list_mutex);
 			goto out;
 		}
 	}
-	mutex_unlock(&mount_crypt_stat->global_auth_tok_list_mutex);
+
 out:
+	mutex_unlock(&mount_crypt_stat->global_auth_tok_list_mutex);
+	mutex_unlock(&crypt_stat->keysig_list_mutex);
 	return rc;
 }
 
@@ -1212,14 +1214,15 @@ int ecryptfs_read_and_validate_header_region(char *data,
 		crypt_stat->extent_size = ECRYPTFS_DEFAULT_EXTENT_SIZE;
 	rc = ecryptfs_read_lower(data, 0, crypt_stat->extent_size,
 				 ecryptfs_inode);
-	if (rc) {
+	if (rc < 0) {
 		printk(KERN_ERR "%s: Error reading header region; rc = [%d]\n",
 		       __func__, rc);
 		goto out;
 	}
 	if (!contains_ecryptfs_marker(data + ECRYPTFS_FILE_SIZE_BYTES)) {
 		rc = -EINVAL;
-	}
+	} else
+		rc = 0;
 out:
 	return rc;
 }
@@ -1314,10 +1317,11 @@ ecryptfs_write_metadata_to_contents(struct dentry *ecryptfs_dentry,
 
 	rc = ecryptfs_write_lower(ecryptfs_dentry->d_inode, virt,
 				  0, virt_len);
-	if (rc)
+	if (rc < 0)
 		printk(KERN_ERR "%s: Error attempting to write header "
-		       "information to lower file; rc = [%d]\n", __func__,
-		       rc);
+		       "information to lower file; rc = [%d]\n", __func__, rc);
+	else
+		rc = 0;
 	return rc;
 }
 
@@ -1597,7 +1601,7 @@ int ecryptfs_read_metadata(struct dentry *ecryptfs_dentry)
 	}
 	rc = ecryptfs_read_lower(page_virt, 0, crypt_stat->extent_size,
 				 ecryptfs_inode);
-	if (!rc)
+	if (rc >= 0)
 		rc = ecryptfs_read_headers_virt(page_virt, crypt_stat,
 						ecryptfs_dentry,
 						ECRYPTFS_VALIDATE_HEADER_SIZE);
@@ -1702,7 +1706,7 @@ ecryptfs_encrypt_filename(struct ecryptfs_filename *filename,
 	} else {
 		printk(KERN_ERR "%s: No support for requested filename "
 		       "encryption method in this release\n", __func__);
-		rc = -ENOTSUPP;
+		rc = -EOPNOTSUPP;
 		goto out;
 	}
 out:
@@ -1763,7 +1767,7 @@ ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,
 	if (IS_ERR(*key_tfm)) {
 		rc = PTR_ERR(*key_tfm);
 		printk(KERN_ERR "Unable to allocate crypto cipher with name "
-		       "[%s]; rc = [%d]\n", cipher_name, rc);
+		       "[%s]; rc = [%d]\n", full_alg_name, rc);
 		goto out;
 	}
 	crypto_blkcipher_set_flags(*key_tfm, CRYPTO_TFM_REQ_WEAK_KEY);
@@ -1776,7 +1780,8 @@ ecryptfs_process_key_cipher(struct crypto_blkcipher **key_tfm,
 	rc = crypto_blkcipher_setkey(*key_tfm, dummy_key, *key_size);
 	if (rc) {
 		printk(KERN_ERR "Error attempting to set key of size [%zd] for "
-		       "cipher [%s]; rc = [%d]\n", *key_size, cipher_name, rc);
+		       "cipher [%s]; rc = [%d]\n", *key_size, full_alg_name,
+		       rc);
 		rc = -EINVAL;
 		goto out;
 	}
@@ -2166,7 +2171,7 @@ int ecryptfs_encrypt_and_encode_filename(
 			(*encoded_name)[(*encoded_name_size)] = '\0';
 			(*encoded_name_size)++;
 		} else {
-			rc = -ENOTSUPP;
+			rc = -EOPNOTSUPP;
 		}
 		if (rc) {
 			printk(KERN_ERR "%s: Error attempting to encode "
diff --git a/fs/ecryptfs/ecryptfs_kernel.h b/fs/ecryptfs/ecryptfs_kernel.h
index 00b30a2d5466..542f625312f3 100644
--- a/fs/ecryptfs/ecryptfs_kernel.h
+++ b/fs/ecryptfs/ecryptfs_kernel.h
@@ -582,7 +582,7 @@ extern const struct inode_operations ecryptfs_dir_iops;
 extern const struct inode_operations ecryptfs_symlink_iops;
 extern const struct super_operations ecryptfs_sops;
 extern const struct dentry_operations ecryptfs_dops;
-extern struct address_space_operations ecryptfs_aops;
+extern const struct address_space_operations ecryptfs_aops;
 extern int ecryptfs_verbosity;
 extern unsigned int ecryptfs_message_buf_len;
 extern signed long ecryptfs_message_wait_timeout;
diff --git a/fs/ecryptfs/inode.c b/fs/ecryptfs/inode.c
index 2f0945d63297..056fed62d0de 100644
--- a/fs/ecryptfs/inode.c
+++ b/fs/ecryptfs/inode.c
@@ -476,6 +476,7 @@ static int ecryptfs_unlink(struct inode *dir, struct dentry *dentry)
 	struct inode *lower_dir_inode = ecryptfs_inode_to_lower(dir);
 	struct dentry *lower_dir_dentry;
 
+	dget(lower_dentry);
 	lower_dir_dentry = lock_parent(lower_dentry);
 	rc = vfs_unlink(lower_dir_inode, lower_dentry);
 	if (rc) {
@@ -489,6 +490,7 @@ static int ecryptfs_unlink(struct inode *dir, struct dentry *dentry)
 	d_drop(dentry);
 out_unlock:
 	unlock_dir(lower_dir_dentry);
+	dput(lower_dentry);
 	return rc;
 }
 
diff --git a/fs/ecryptfs/keystore.c b/fs/ecryptfs/keystore.c
index 259525c9abb8..a0a7847567e9 100644
--- a/fs/ecryptfs/keystore.c
+++ b/fs/ecryptfs/keystore.c
@@ -416,7 +416,9 @@ ecryptfs_find_global_auth_tok_for_sig(
 			    &mount_crypt_stat->global_auth_tok_list,
 			    mount_crypt_stat_list) {
 		if (memcmp(walker->sig, sig, ECRYPTFS_SIG_SIZE_HEX) == 0) {
-			(*global_auth_tok) = walker;
+			rc = key_validate(walker->global_auth_tok_key);
+			if (!rc)
+				(*global_auth_tok) = walker;
 			goto out;
 		}
 	}
@@ -612,7 +614,12 @@ ecryptfs_write_tag_70_packet(char *dest, size_t *remaining_bytes,
 	}
 	/* TODO: Support other key modules than passphrase for
 	 * filename encryption */
-	BUG_ON(s->auth_tok->token_type != ECRYPTFS_PASSWORD);
+	if (s->auth_tok->token_type != ECRYPTFS_PASSWORD) {
+		rc = -EOPNOTSUPP;
+		printk(KERN_INFO "%s: Filename encryption only supports "
+		       "password tokens\n", __func__);
+		goto out_free_unlock;
+	}
 	sg_init_one(
 		&s->hash_sg,
 		(u8 *)s->auth_tok->token.password.session_key_encryption_key,
@@ -910,7 +917,12 @@ ecryptfs_parse_tag_70_packet(char **filename, size_t *filename_size,
 	}
 	/* TODO: Support other key modules than passphrase for
 	 * filename encryption */
-	BUG_ON(s->auth_tok->token_type != ECRYPTFS_PASSWORD);
+	if (s->auth_tok->token_type != ECRYPTFS_PASSWORD) {
+		rc = -EOPNOTSUPP;
+		printk(KERN_INFO "%s: Filename encryption only supports "
+		       "password tokens\n", __func__);
+		goto out_free_unlock;
+	}
 	rc = crypto_blkcipher_setkey(
 		s->desc.tfm,
 		s->auth_tok->token.password.session_key_encryption_key,
@@ -1316,8 +1328,10 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat,
 		rc = -EINVAL;
 		goto out_free;
 	}
-	ecryptfs_cipher_code_to_string(crypt_stat->cipher,
-				       (u16)data[(*packet_size)]);
+	rc = ecryptfs_cipher_code_to_string(crypt_stat->cipher,
+					    (u16)data[(*packet_size)]);
+	if (rc)
+		goto out_free;
 	/* A little extra work to differentiate among the AES key
 	 * sizes; see RFC2440 */
 	switch(data[(*packet_size)++]) {
@@ -1328,7 +1342,9 @@ parse_tag_3_packet(struct ecryptfs_crypt_stat *crypt_stat,
 		crypt_stat->key_size =
 			(*new_auth_tok)->session_key.encrypted_key_size;
 	}
-	ecryptfs_init_crypt_ctx(crypt_stat);
+	rc = ecryptfs_init_crypt_ctx(crypt_stat);
+	if (rc)
+		goto out_free;
 	if (unlikely(data[(*packet_size)++] != 0x03)) {
 		printk(KERN_WARNING "Only S2K ID 3 is currently supported\n");
 		rc = -ENOSYS;
@@ -2366,21 +2382,18 @@ struct kmem_cache *ecryptfs_key_sig_cache;
 int ecryptfs_add_keysig(struct ecryptfs_crypt_stat *crypt_stat, char *sig)
 {
 	struct ecryptfs_key_sig *new_key_sig;
-	int rc = 0;
 
 	new_key_sig = kmem_cache_alloc(ecryptfs_key_sig_cache, GFP_KERNEL);
 	if (!new_key_sig) {
-		rc = -ENOMEM;
 		printk(KERN_ERR
 		       "Error allocating from ecryptfs_key_sig_cache\n");
-		goto out;
+		return -ENOMEM;
 	}
 	memcpy(new_key_sig->keysig, sig, ECRYPTFS_SIG_SIZE_HEX);
-	mutex_lock(&crypt_stat->keysig_list_mutex);
+	/* Caller must hold keysig_list_mutex */
 	list_add(&new_key_sig->crypt_stat_list, &crypt_stat->keysig_list);
-	mutex_unlock(&crypt_stat->keysig_list_mutex);
-out:
-	return rc;
+
+	return 0;
 }
 
 struct kmem_cache *ecryptfs_global_auth_tok_cache;
diff --git a/fs/ecryptfs/kthread.c b/fs/ecryptfs/kthread.c
index c6d7a4d748a0..e14cf7e588db 100644
--- a/fs/ecryptfs/kthread.c
+++ b/fs/ecryptfs/kthread.c
@@ -136,6 +136,7 @@ int ecryptfs_privileged_open(struct file **lower_file,
 			     const struct cred *cred)
 {
 	struct ecryptfs_open_req *req;
+	int flags = O_LARGEFILE;
 	int rc = 0;
 
 	/* Corresponding dput() and mntput() are done when the
@@ -143,10 +144,14 @@ int ecryptfs_privileged_open(struct file **lower_file,
 	 * destroyed. */
 	dget(lower_dentry);
 	mntget(lower_mnt);
-	(*lower_file) = dentry_open(lower_dentry, lower_mnt,
-				    (O_RDWR | O_LARGEFILE), cred);
+	flags |= IS_RDONLY(lower_dentry->d_inode) ? O_RDONLY : O_RDWR;
+	(*lower_file) = dentry_open(lower_dentry, lower_mnt, flags, cred);
 	if (!IS_ERR(*lower_file))
 		goto out;
+	if (flags & O_RDONLY) {
+		rc = PTR_ERR((*lower_file));
+		goto out;
+	}
 	req = kmem_cache_alloc(ecryptfs_open_req_cache, GFP_KERNEL);
 	if (!req) {
 		rc = -ENOMEM;
@@ -180,21 +185,8 @@ int ecryptfs_privileged_open(struct file **lower_file,
 		       __func__);
 		goto out_unlock;
 	}
-	if (IS_ERR(*req->lower_file)) {
+	if (IS_ERR(*req->lower_file))
 		rc = PTR_ERR(*req->lower_file);
-		dget(lower_dentry);
-		mntget(lower_mnt);
-		(*lower_file) = dentry_open(lower_dentry, lower_mnt,
-					    (O_RDONLY | O_LARGEFILE), cred);
-		if (IS_ERR(*lower_file)) {
-			rc = PTR_ERR(*req->lower_file);
-			(*lower_file) = NULL;
-			printk(KERN_WARNING "%s: Error attempting privileged "
-			       "open of lower file with either RW or RO "
-			       "perms; rc = [%d]. Giving up.\n",
-			       __func__, rc);
-		}
-	}
 out_unlock:
 	mutex_unlock(&req->mux);
 out_free:
diff --git a/fs/ecryptfs/main.c b/fs/ecryptfs/main.c
index 9f0aa9883c28..c6ac85d6c701 100644
--- a/fs/ecryptfs/main.c
+++ b/fs/ecryptfs/main.c
@@ -35,6 +35,7 @@
 #include <linux/key.h>
 #include <linux/parser.h>
 #include <linux/fs_stack.h>
+#include <linux/ima.h>
 #include "ecryptfs_kernel.h"
 
 /**
@@ -118,6 +119,7 @@ int ecryptfs_init_persistent_file(struct dentry *ecryptfs_dentry)
 	const struct cred *cred = current_cred();
 	struct ecryptfs_inode_info *inode_info =
 		ecryptfs_inode_to_private(ecryptfs_dentry->d_inode);
+	int opened_lower_file = 0;
 	int rc = 0;
 
 	mutex_lock(&inode_info->lower_file_mutex);
@@ -129,15 +131,17 @@ int ecryptfs_init_persistent_file(struct dentry *ecryptfs_dentry)
 		lower_dentry = ecryptfs_dentry_to_lower(ecryptfs_dentry);
 		rc = ecryptfs_privileged_open(&inode_info->lower_file,
 					      lower_dentry, lower_mnt, cred);
-		if (rc || IS_ERR(inode_info->lower_file)) {
+		if (rc) {
 			printk(KERN_ERR "Error opening lower persistent file "
 			       "for lower_dentry [0x%p] and lower_mnt [0x%p]; "
 			       "rc = [%d]\n", lower_dentry, lower_mnt, rc);
-			rc = PTR_ERR(inode_info->lower_file);
 			inode_info->lower_file = NULL;
-		}
+		} else
+			opened_lower_file = 1;
 	}
 	mutex_unlock(&inode_info->lower_file_mutex);
+	if (opened_lower_file)
+		ima_counts_get(inode_info->lower_file);
 	return rc;
 }
 
diff --git a/fs/ecryptfs/mmap.c b/fs/ecryptfs/mmap.c
index 5c6bab9786e3..df4ce99d0597 100644
--- a/fs/ecryptfs/mmap.c
+++ b/fs/ecryptfs/mmap.c
@@ -396,9 +396,11 @@ static int ecryptfs_write_inode_size_to_header(struct inode *ecryptfs_inode)
 	rc = ecryptfs_write_lower(ecryptfs_inode, file_size_virt, 0,
 				  sizeof(u64));
 	kfree(file_size_virt);
-	if (rc)
+	if (rc < 0)
 		printk(KERN_ERR "%s: Error writing file size to header; "
 		       "rc = [%d]\n", __func__, rc);
+	else
+		rc = 0;
 out:
 	return rc;
 }
@@ -545,7 +547,7 @@ static sector_t ecryptfs_bmap(struct address_space *mapping, sector_t block)
 	return rc;
 }
 
-struct address_space_operations ecryptfs_aops = {
+const struct address_space_operations ecryptfs_aops = {
 	.writepage = ecryptfs_writepage,
 	.readpage = ecryptfs_readpage,
 	.write_begin = ecryptfs_write_begin,
diff --git a/fs/ecryptfs/read_write.c b/fs/ecryptfs/read_write.c
index a137c6ea2fee..0cc4fafd6552 100644
--- a/fs/ecryptfs/read_write.c
+++ b/fs/ecryptfs/read_write.c
@@ -34,15 +34,14 @@
  *
  * Write data to the lower file.
  *
- * Returns zero on success; non-zero on error
+ * Returns bytes written on success; less than zero on error
  */
 int ecryptfs_write_lower(struct inode *ecryptfs_inode, char *data,
 			 loff_t offset, size_t size)
 {
 	struct ecryptfs_inode_info *inode_info;
-	ssize_t octets_written;
 	mm_segment_t fs_save;
-	int rc = 0;
+	ssize_t rc;
 
 	inode_info = ecryptfs_inode_to_private(ecryptfs_inode);
 	mutex_lock(&inode_info->lower_file_mutex);
@@ -50,14 +49,9 @@ int ecryptfs_write_lower(struct inode *ecryptfs_inode, char *data,
 	inode_info->lower_file->f_pos = offset;
 	fs_save = get_fs();
 	set_fs(get_ds());
-	octets_written = vfs_write(inode_info->lower_file, data, size,
-				   &inode_info->lower_file->f_pos);
+	rc = vfs_write(inode_info->lower_file, data, size,
+		       &inode_info->lower_file->f_pos);
 	set_fs(fs_save);
-	if (octets_written < 0) {
-		printk(KERN_ERR "%s: octets_written = [%td]; "
-		       "expected [%td]\n", __func__, octets_written, size);
-		rc = -EINVAL;
-	}
 	mutex_unlock(&inode_info->lower_file_mutex);
 	mark_inode_dirty_sync(ecryptfs_inode);
 	return rc;
@@ -91,6 +85,8 @@ int ecryptfs_write_lower_page_segment(struct inode *ecryptfs_inode,
 		  + offset_in_page);
 	virt = kmap(page_for_lower);
 	rc = ecryptfs_write_lower(ecryptfs_inode, virt, offset, size);
+	if (rc > 0)
+		rc = 0;
 	kunmap(page_for_lower);
 	return rc;
 }
@@ -229,30 +225,24 @@ out:
  * Read @size bytes of data at byte offset @offset from the lower
  * inode into memory location @data.
  *
- * Returns zero on success; non-zero on error
+ * Returns bytes read on success; 0 on EOF; less than zero on error
  */
 int ecryptfs_read_lower(char *data, loff_t offset, size_t size,
 			struct inode *ecryptfs_inode)
 {
 	struct ecryptfs_inode_info *inode_info =
 		ecryptfs_inode_to_private(ecryptfs_inode);
-	ssize_t octets_read;
 	mm_segment_t fs_save;
-	int rc = 0;
+	ssize_t rc;
 
 	mutex_lock(&inode_info->lower_file_mutex);
 	BUG_ON(!inode_info->lower_file);
 	inode_info->lower_file->f_pos = offset;
 	fs_save = get_fs();
 	set_fs(get_ds());
-	octets_read = vfs_read(inode_info->lower_file, data, size,
-			       &inode_info->lower_file->f_pos);
+	rc = vfs_read(inode_info->lower_file, data, size,
+		      &inode_info->lower_file->f_pos);
 	set_fs(fs_save);
-	if (octets_read < 0) {
-		printk(KERN_ERR "%s: octets_read = [%td]; "
-		       "expected [%td]\n", __func__, octets_read, size);
-		rc = -EINVAL;
-	}
 	mutex_unlock(&inode_info->lower_file_mutex);
 	return rc;
 }
@@ -284,6 +274,8 @@ int ecryptfs_read_lower_page_segment(struct page *page_for_ecryptfs,
 	offset = ((((loff_t)page_index) << PAGE_CACHE_SHIFT) + offset_in_page);
 	virt = kmap(page_for_ecryptfs);
 	rc = ecryptfs_read_lower(virt, offset, size, ecryptfs_inode);
+	if (rc > 0)
+		rc = 0;
 	kunmap(page_for_ecryptfs);
 	flush_dcache_page(page_for_ecryptfs);
 	return rc;
diff --git a/fs/ecryptfs/super.c b/fs/ecryptfs/super.c
index 12d649602d3a..b15a43a80ab7 100644
--- a/fs/ecryptfs/super.c
+++ b/fs/ecryptfs/super.c
@@ -77,7 +77,6 @@ static void ecryptfs_destroy_inode(struct inode *inode)
 	struct ecryptfs_inode_info *inode_info;
 
 	inode_info = ecryptfs_inode_to_private(inode);
-	mutex_lock(&inode_info->lower_file_mutex);
 	if (inode_info->lower_file) {
 		struct dentry *lower_dentry =
 			inode_info->lower_file->f_dentry;
@@ -89,7 +88,6 @@ static void ecryptfs_destroy_inode(struct inode *inode)
 			d_drop(lower_dentry);
 		}
 	}
-	mutex_unlock(&inode_info->lower_file_mutex);
 	ecryptfs_destroy_crypt_stat(&inode_info->crypt_stat);
 	kmem_cache_free(ecryptfs_inode_info_cache, inode_info);
 }
diff --git a/fs/eventfd.c b/fs/eventfd.c
index 31d12de83a2a..8b47e4200e65 100644
--- a/fs/eventfd.c
+++ b/fs/eventfd.c
@@ -68,11 +68,16 @@ int eventfd_signal(struct eventfd_ctx *ctx, int n)
 }
 EXPORT_SYMBOL_GPL(eventfd_signal);
 
+static void eventfd_free_ctx(struct eventfd_ctx *ctx)
+{
+	kfree(ctx);
+}
+
 static void eventfd_free(struct kref *kref)
 {
 	struct eventfd_ctx *ctx = container_of(kref, struct eventfd_ctx, kref);
 
-	kfree(ctx);
+	eventfd_free_ctx(ctx);
 }
 
 /**
@@ -298,9 +303,23 @@ struct eventfd_ctx *eventfd_ctx_fileget(struct file *file)
 }
 EXPORT_SYMBOL_GPL(eventfd_ctx_fileget);
 
-SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags)
+/**
+ * eventfd_file_create - Creates an eventfd file pointer.
+ * @count: Initial eventfd counter value.
+ * @flags: Flags for the eventfd file.
+ *
+ * This function creates an eventfd file pointer, w/out installing it into
+ * the fd table. This is useful when the eventfd file is used during the
+ * initialization of data structures that require extra setup after the eventfd
+ * creation. So the eventfd creation is split into the file pointer creation
+ * phase, and the file descriptor installation phase.
+ * In this way races with userspace closing the newly installed file descriptor
+ * can be avoided.
+ * Returns an eventfd file pointer, or a proper error pointer.
+ */
+struct file *eventfd_file_create(unsigned int count, int flags)
 {
-	int fd;
+	struct file *file;
 	struct eventfd_ctx *ctx;
 
 	/* Check the EFD_* constants for consistency.  */
@@ -308,26 +327,48 @@ SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags)
 	BUILD_BUG_ON(EFD_NONBLOCK != O_NONBLOCK);
 
 	if (flags & ~EFD_FLAGS_SET)
-		return -EINVAL;
+		return ERR_PTR(-EINVAL);
 
 	ctx = kmalloc(sizeof(*ctx), GFP_KERNEL);
 	if (!ctx)
-		return -ENOMEM;
+		return ERR_PTR(-ENOMEM);
 
 	kref_init(&ctx->kref);
 	init_waitqueue_head(&ctx->wqh);
 	ctx->count = count;
 	ctx->flags = flags;
 
-	/*
-	 * When we call this, the initialization must be complete, since
-	 * anon_inode_getfd() will install the fd.
-	 */
-	fd = anon_inode_getfd("[eventfd]", &eventfd_fops, ctx,
-			      flags & EFD_SHARED_FCNTL_FLAGS);
-	if (fd < 0)
-		kfree(ctx);
+	file = anon_inode_getfile("[eventfd]", &eventfd_fops, ctx,
+				  flags & EFD_SHARED_FCNTL_FLAGS);
+	if (IS_ERR(file))
+		eventfd_free_ctx(ctx);
+
+	return file;
+}
+
+SYSCALL_DEFINE2(eventfd2, unsigned int, count, int, flags)
+{
+	int fd, error;
+	struct file *file;
+
+	error = get_unused_fd_flags(flags & EFD_SHARED_FCNTL_FLAGS);
+	if (error < 0)
+		return error;
+	fd = error;
+
+	file = eventfd_file_create(count, flags);
+	if (IS_ERR(file)) {
+		error = PTR_ERR(file);
+		goto err_put_unused_fd;
+	}
+	fd_install(fd, file);
+
 	return fd;
+
+err_put_unused_fd:
+	put_unused_fd(fd);
+
+	return error;
 }
 
 SYSCALL_DEFINE1(eventfd, unsigned int, count)
diff --git a/fs/exec.c b/fs/exec.c
index 172ceb6edde4..ba112bd4a339 100644
--- a/fs/exec.c
+++ b/fs/exec.c
@@ -33,7 +33,7 @@
 #include <linux/string.h>
 #include <linux/init.h>
 #include <linux/pagemap.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/highmem.h>
 #include <linux/spinlock.h>
 #include <linux/key.h>
@@ -55,6 +55,7 @@
 #include <linux/kmod.h>
 #include <linux/fsnotify.h>
 #include <linux/fs_struct.h>
+#include <linux/pipe_fs_i.h>
 
 #include <asm/uaccess.h>
 #include <asm/mmu_context.h>
@@ -63,6 +64,7 @@
 
 int core_uses_pid;
 char core_pattern[CORENAME_MAX_SIZE] = "core";
+unsigned int core_pipe_limit;
 int suid_dumpable = 0;
 
 /* The maximal length of core_pattern is also specified in sysctl.c */
@@ -622,10 +624,8 @@ int setup_arg_pages(struct linux_binprm *bprm,
 	/* Move stack pages down in memory. */
 	if (stack_shift) {
 		ret = shift_arg_pages(vma, stack_shift);
-		if (ret) {
-			up_write(&mm->mmap_sem);
-			return ret;
-		}
+		if (ret)
+			goto out_unlock;
 	}
 
 #ifdef CONFIG_STACK_GROWSUP
@@ -639,7 +639,7 @@ int setup_arg_pages(struct linux_binprm *bprm,
 
 out_unlock:
 	up_write(&mm->mmap_sem);
-	return 0;
+	return ret;
 }
 EXPORT_SYMBOL(setup_arg_pages);
 
@@ -845,6 +845,9 @@ static int de_thread(struct task_struct *tsk)
 	sig->notify_count = 0;
 
 no_thread_group:
+	if (current->mm)
+		setmax_mm_hiwater_rss(&sig->maxrss, current->mm);
+
 	exit_itimers(sig);
 	flush_itimer_signals();
 
@@ -923,7 +926,7 @@ void set_task_comm(struct task_struct *tsk, char *buf)
 	task_lock(tsk);
 	strlcpy(tsk->comm, buf, sizeof(tsk->comm));
 	task_unlock(tsk);
-	perf_counter_comm(tsk);
+	perf_event_comm(tsk);
 }
 
 int flush_old_exec(struct linux_binprm * bprm)
@@ -997,7 +1000,7 @@ int flush_old_exec(struct linux_binprm * bprm)
 	 * security domain:
 	 */
 	if (!get_dumpable(current->mm))
-		perf_counter_exit_task(current);
+		perf_event_exit_task(current);
 
 	/* An exec changes our domain. We are no longer part of the thread
 	   group */
@@ -1354,6 +1357,8 @@ int do_execve(char * filename,
 	if (retval < 0)
 		goto out;
 
+	current->stack_start = current->mm->start_stack;
+
 	/* execve succeeded */
 	current->fs->in_exec = 0;
 	current->in_execve = 0;
@@ -1388,18 +1393,16 @@ out_ret:
 	return retval;
 }
 
-int set_binfmt(struct linux_binfmt *new)
+void set_binfmt(struct linux_binfmt *new)
 {
-	struct linux_binfmt *old = current->binfmt;
+	struct mm_struct *mm = current->mm;
 
-	if (new) {
-		if (!try_module_get(new->module))
-			return -1;
-	}
-	current->binfmt = new;
-	if (old)
-		module_put(old->module);
-	return 0;
+	if (mm->binfmt)
+		module_put(mm->binfmt->module);
+
+	mm->binfmt = new;
+	if (new)
+		__module_get(new->module);
 }
 
 EXPORT_SYMBOL(set_binfmt);
@@ -1723,6 +1726,29 @@ int get_dumpable(struct mm_struct *mm)
 	return (ret >= 2) ? 2 : ret;
 }
 
+static void wait_for_dump_helpers(struct file *file)
+{
+	struct pipe_inode_info *pipe;
+
+	pipe = file->f_path.dentry->d_inode->i_pipe;
+
+	pipe_lock(pipe);
+	pipe->readers++;
+	pipe->writers--;
+
+	while ((pipe->readers > 1) && (!signal_pending(current))) {
+		wake_up_interruptible_sync(&pipe->wait);
+		kill_fasync(&pipe->fasync_readers, SIGIO, POLL_IN);
+		pipe_wait(pipe);
+	}
+
+	pipe->readers--;
+	pipe->writers++;
+	pipe_unlock(pipe);
+
+}
+
+
 void do_coredump(long signr, int exit_code, struct pt_regs *regs)
 {
 	struct core_state core_state;
@@ -1739,11 +1765,12 @@ void do_coredump(long signr, int exit_code, struct pt_regs *regs)
 	unsigned long core_limit = current->signal->rlim[RLIMIT_CORE].rlim_cur;
 	char **helper_argv = NULL;
 	int helper_argc = 0;
-	char *delimit;
+	int dump_count = 0;
+	static atomic_t core_dump_count = ATOMIC_INIT(0);
 
 	audit_core_dumps(signr);
 
-	binfmt = current->binfmt;
+	binfmt = mm->binfmt;
 	if (!binfmt || !binfmt->core_dump)
 		goto fail;
 
@@ -1794,54 +1821,63 @@ void do_coredump(long signr, int exit_code, struct pt_regs *regs)
  	lock_kernel();
 	ispipe = format_corename(corename, signr);
 	unlock_kernel();
-	/*
-	 * Don't bother to check the RLIMIT_CORE value if core_pattern points
-	 * to a pipe.  Since we're not writing directly to the filesystem
-	 * RLIMIT_CORE doesn't really apply, as no actual core file will be
-	 * created unless the pipe reader choses to write out the core file
-	 * at which point file size limits and permissions will be imposed
-	 * as it does with any other process
-	 */
+
 	if ((!ispipe) && (core_limit < binfmt->min_coredump))
 		goto fail_unlock;
 
  	if (ispipe) {
+		if (core_limit == 0) {
+			/*
+			 * Normally core limits are irrelevant to pipes, since
+			 * we're not writing to the file system, but we use
+			 * core_limit of 0 here as a speacial value. Any
+			 * non-zero limit gets set to RLIM_INFINITY below, but
+			 * a limit of 0 skips the dump.  This is a consistent
+			 * way to catch recursive crashes.  We can still crash
+			 * if the core_pattern binary sets RLIM_CORE =  !0
+			 * but it runs as root, and can do lots of stupid things
+			 * Note that we use task_tgid_vnr here to grab the pid
+			 * of the process group leader.  That way we get the
+			 * right pid if a thread in a multi-threaded
+			 * core_pattern process dies.
+			 */
+			printk(KERN_WARNING
+				"Process %d(%s) has RLIMIT_CORE set to 0\n",
+				task_tgid_vnr(current), current->comm);
+			printk(KERN_WARNING "Aborting core\n");
+			goto fail_unlock;
+		}
+
+		dump_count = atomic_inc_return(&core_dump_count);
+		if (core_pipe_limit && (core_pipe_limit < dump_count)) {
+			printk(KERN_WARNING "Pid %d(%s) over core_pipe_limit\n",
+			       task_tgid_vnr(current), current->comm);
+			printk(KERN_WARNING "Skipping core dump\n");
+			goto fail_dropcount;
+		}
+
 		helper_argv = argv_split(GFP_KERNEL, corename+1, &helper_argc);
 		if (!helper_argv) {
 			printk(KERN_WARNING "%s failed to allocate memory\n",
 			       __func__);
-			goto fail_unlock;
-		}
-		/* Terminate the string before the first option */
-		delimit = strchr(corename, ' ');
-		if (delimit)
-			*delimit = '\0';
-		delimit = strrchr(helper_argv[0], '/');
-		if (delimit)
-			delimit++;
-		else
-			delimit = helper_argv[0];
-		if (!strcmp(delimit, current->comm)) {
-			printk(KERN_NOTICE "Recursive core dump detected, "
-					"aborting\n");
-			goto fail_unlock;
+			goto fail_dropcount;
 		}
 
 		core_limit = RLIM_INFINITY;
 
 		/* SIGPIPE can happen, but it's just never processed */
- 		if (call_usermodehelper_pipe(corename+1, helper_argv, NULL,
+		if (call_usermodehelper_pipe(helper_argv[0], helper_argv, NULL,
 				&file)) {
  			printk(KERN_INFO "Core dump to %s pipe failed\n",
 			       corename);
- 			goto fail_unlock;
+			goto fail_dropcount;
  		}
  	} else
  		file = filp_open(corename,
 				 O_CREAT | 2 | O_NOFOLLOW | O_LARGEFILE | flag,
 				 0600);
 	if (IS_ERR(file))
-		goto fail_unlock;
+		goto fail_dropcount;
 	inode = file->f_path.dentry->d_inode;
 	if (inode->i_nlink > 1)
 		goto close_fail;	/* multiple links - don't dump */
@@ -1870,7 +1906,12 @@ void do_coredump(long signr, int exit_code, struct pt_regs *regs)
 	if (retval)
 		current->signal->group_exit_code |= 0x80;
 close_fail:
+	if (ispipe && core_pipe_limit)
+		wait_for_dump_helpers(file);
 	filp_close(file, NULL);
+fail_dropcount:
+	if (dump_count)
+		atomic_dec(&core_dump_count);
 fail_unlock:
 	if (helper_argv)
 		argv_free(helper_argv);
diff --git a/fs/exofs/super.c b/fs/exofs/super.c
index 5ab10c3bbebe..9f500dec3b59 100644
--- a/fs/exofs/super.c
+++ b/fs/exofs/super.c
@@ -214,7 +214,6 @@ int exofs_sync_fs(struct super_block *sb, int wait)
 	}
 
 	lock_super(sb);
-	lock_kernel();
 	sbi = sb->s_fs_info;
 	fscb->s_nextid = cpu_to_le64(sbi->s_nextid);
 	fscb->s_numfiles = cpu_to_le32(sbi->s_numfiles);
@@ -245,7 +244,6 @@ int exofs_sync_fs(struct super_block *sb, int wait)
 out:
 	if (or)
 		osd_end_request(or);
-	unlock_kernel();
 	unlock_super(sb);
 	kfree(fscb);
 	return ret;
@@ -268,8 +266,6 @@ static void exofs_put_super(struct super_block *sb)
 	int num_pend;
 	struct exofs_sb_info *sbi = sb->s_fs_info;
 
-	lock_kernel();
-
 	if (sb->s_dirt)
 		exofs_write_super(sb);
 
@@ -286,8 +282,6 @@ static void exofs_put_super(struct super_block *sb)
 	osduld_put_device(sbi->s_dev);
 	kfree(sb->s_fs_info);
 	sb->s_fs_info = NULL;
-
-	unlock_kernel();
 }
 
 /*
diff --git a/fs/ext2/inode.c b/fs/ext2/inode.c
index 1c1638f873a4..ade634076d0a 100644
--- a/fs/ext2/inode.c
+++ b/fs/ext2/inode.c
@@ -819,6 +819,7 @@ const struct address_space_operations ext2_aops = {
 	.writepages		= ext2_writepages,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate	= block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 const struct address_space_operations ext2_aops_xip = {
@@ -837,6 +838,7 @@ const struct address_space_operations ext2_nobh_aops = {
 	.direct_IO		= ext2_direct_IO,
 	.writepages		= ext2_writepages,
 	.migratepage		= buffer_migrate_page,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 /*
diff --git a/fs/ext2/namei.c b/fs/ext2/namei.c
index 23701f289e98..dd7175ce5606 100644
--- a/fs/ext2/namei.c
+++ b/fs/ext2/namei.c
@@ -70,7 +70,7 @@ static struct dentry *ext2_lookup(struct inode * dir, struct dentry *dentry, str
 			if (PTR_ERR(inode) == -ESTALE) {
 				ext2_error(dir->i_sb, __func__,
 						"deleted inode referenced: %lu",
-						ino);
+						(unsigned long) ino);
 				return ERR_PTR(-EIO);
 			} else {
 				return ERR_CAST(inode);
diff --git a/fs/ext2/xip.c b/fs/ext2/xip.c
index b72b85884223..c18fbf3e4068 100644
--- a/fs/ext2/xip.c
+++ b/fs/ext2/xip.c
@@ -20,7 +20,7 @@ __inode_direct_access(struct inode *inode, sector_t block,
 		      void **kaddr, unsigned long *pfn)
 {
 	struct block_device *bdev = inode->i_sb->s_bdev;
-	struct block_device_operations *ops = bdev->bd_disk->fops;
+	const struct block_device_operations *ops = bdev->bd_disk->fops;
 	sector_t sector;
 
 	sector = block * (PAGE_SIZE / 512); /* ext2 block to bdev sector */
diff --git a/fs/ext3/fsync.c b/fs/ext3/fsync.c
index 451d166bbe93..8209f266e9ad 100644
--- a/fs/ext3/fsync.c
+++ b/fs/ext3/fsync.c
@@ -46,19 +46,21 @@
 int ext3_sync_file(struct file * file, struct dentry *dentry, int datasync)
 {
 	struct inode *inode = dentry->d_inode;
+	struct ext3_inode_info *ei = EXT3_I(inode);
+	journal_t *journal = EXT3_SB(inode->i_sb)->s_journal;
 	int ret = 0;
+	tid_t commit_tid;
+
+	if (inode->i_sb->s_flags & MS_RDONLY)
+		return 0;
 
 	J_ASSERT(ext3_journal_current_handle() == NULL);
 
 	/*
-	 * data=writeback:
+	 * data=writeback,ordered:
 	 *  The caller's filemap_fdatawrite()/wait will sync the data.
-	 *  sync_inode() will sync the metadata
-	 *
-	 * data=ordered:
-	 *  The caller's filemap_fdatawrite() will write the data and
-	 *  sync_inode() will write the inode if it is dirty.  Then the caller's
-	 *  filemap_fdatawait() will wait on the pages.
+	 *  Metadata is in the journal, we wait for a proper transaction
+	 *  to commit here.
 	 *
 	 * data=journal:
 	 *  filemap_fdatawrite won't do anything (the buffers are clean).
@@ -73,22 +75,16 @@ int ext3_sync_file(struct file * file, struct dentry *dentry, int datasync)
 		goto out;
 	}
 
-	if (datasync && !(inode->i_state & I_DIRTY_DATASYNC))
-		goto flush;
+	if (datasync)
+		commit_tid = atomic_read(&ei->i_datasync_tid);
+	else
+		commit_tid = atomic_read(&ei->i_sync_tid);
 
-	/*
-	 * The VFS has written the file data.  If the inode is unaltered
-	 * then we need not start a commit.
-	 */
-	if (inode->i_state & (I_DIRTY_SYNC|I_DIRTY_DATASYNC)) {
-		struct writeback_control wbc = {
-			.sync_mode = WB_SYNC_ALL,
-			.nr_to_write = 0, /* sys_fsync did this */
-		};
-		ret = sync_inode(inode, &wbc);
+	if (log_start_commit(journal, commit_tid)) {
+		log_wait_commit(journal, commit_tid);
 		goto out;
 	}
-flush:
+
 	/*
 	 * In case we didn't commit a transaction, we have to flush
 	 * disk caches manually so that data really is on persistent
diff --git a/fs/ext3/inode.c b/fs/ext3/inode.c
index cd098a7b77fc..354ed3b47b30 100644
--- a/fs/ext3/inode.c
+++ b/fs/ext3/inode.c
@@ -699,8 +699,9 @@ static int ext3_splice_branch(handle_t *handle, struct inode *inode,
 	int err = 0;
 	struct ext3_block_alloc_info *block_i;
 	ext3_fsblk_t current_block;
+	struct ext3_inode_info *ei = EXT3_I(inode);
 
-	block_i = EXT3_I(inode)->i_block_alloc_info;
+	block_i = ei->i_block_alloc_info;
 	/*
 	 * If we're splicing into a [td]indirect block (as opposed to the
 	 * inode) then we need to get write access to the [td]indirect block
@@ -741,6 +742,8 @@ static int ext3_splice_branch(handle_t *handle, struct inode *inode,
 
 	inode->i_ctime = CURRENT_TIME_SEC;
 	ext3_mark_inode_dirty(handle, inode);
+	/* ext3_mark_inode_dirty already updated i_sync_tid */
+	atomic_set(&ei->i_datasync_tid, handle->h_transaction->t_tid);
 
 	/* had we spliced it onto indirect block? */
 	if (where->bh) {
@@ -1735,6 +1738,7 @@ static ssize_t ext3_direct_IO(int rw, struct kiocb *iocb,
 	ssize_t ret;
 	int orphan = 0;
 	size_t count = iov_length(iov, nr_segs);
+	int retries = 0;
 
 	if (rw == WRITE) {
 		loff_t final_size = offset + count;
@@ -1757,9 +1761,12 @@ static ssize_t ext3_direct_IO(int rw, struct kiocb *iocb,
 		}
 	}
 
+retry:
 	ret = blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov,
 				 offset, nr_segs,
 				 ext3_get_block, NULL);
+	if (ret == -ENOSPC && ext3_should_retry_alloc(inode->i_sb, &retries))
+		goto retry;
 
 	if (orphan) {
 		int err;
@@ -1830,6 +1837,7 @@ static const struct address_space_operations ext3_ordered_aops = {
 	.direct_IO		= ext3_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 static const struct address_space_operations ext3_writeback_aops = {
@@ -1845,6 +1853,7 @@ static const struct address_space_operations ext3_writeback_aops = {
 	.direct_IO		= ext3_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 static const struct address_space_operations ext3_journalled_aops = {
@@ -1859,6 +1868,7 @@ static const struct address_space_operations ext3_journalled_aops = {
 	.invalidatepage		= ext3_invalidatepage,
 	.releasepage		= ext3_releasepage,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 void ext3_set_aops(struct inode *inode)
@@ -2747,6 +2757,8 @@ struct inode *ext3_iget(struct super_block *sb, unsigned long ino)
 	struct ext3_inode_info *ei;
 	struct buffer_head *bh;
 	struct inode *inode;
+	journal_t *journal = EXT3_SB(sb)->s_journal;
+	transaction_t *transaction;
 	long ret;
 	int block;
 
@@ -2824,6 +2836,30 @@ struct inode *ext3_iget(struct super_block *sb, unsigned long ino)
 		ei->i_data[block] = raw_inode->i_block[block];
 	INIT_LIST_HEAD(&ei->i_orphan);
 
+	/*
+	 * Set transaction id's of transactions that have to be committed
+	 * to finish f[data]sync. We set them to currently running transaction
+	 * as we cannot be sure that the inode or some of its metadata isn't
+	 * part of the transaction - the inode could have been reclaimed and
+	 * now it is reread from disk.
+	 */
+	if (journal) {
+		tid_t tid;
+
+		spin_lock(&journal->j_state_lock);
+		if (journal->j_running_transaction)
+			transaction = journal->j_running_transaction;
+		else
+			transaction = journal->j_committing_transaction;
+		if (transaction)
+			tid = transaction->t_tid;
+		else
+			tid = journal->j_commit_sequence;
+		spin_unlock(&journal->j_state_lock);
+		atomic_set(&ei->i_sync_tid, tid);
+		atomic_set(&ei->i_datasync_tid, tid);
+	}
+
 	if (inode->i_ino >= EXT3_FIRST_INO(inode->i_sb) + 1 &&
 	    EXT3_INODE_SIZE(inode->i_sb) > EXT3_GOOD_OLD_INODE_SIZE) {
 		/*
@@ -3008,6 +3044,7 @@ again:
 		err = rc;
 	ei->i_state &= ~EXT3_STATE_NEW;
 
+	atomic_set(&ei->i_sync_tid, handle->h_transaction->t_tid);
 out_brelse:
 	brelse (bh);
 	ext3_std_error(inode->i_sb, err);
diff --git a/fs/ext3/super.c b/fs/ext3/super.c
index a8d80a7f1105..427496c4767c 100644
--- a/fs/ext3/super.c
+++ b/fs/ext3/super.c
@@ -466,6 +466,8 @@ static struct inode *ext3_alloc_inode(struct super_block *sb)
 		return NULL;
 	ei->i_block_alloc_info = NULL;
 	ei->vfs_inode.i_version = 1;
+	atomic_set(&ei->i_datasync_tid, 0);
+	atomic_set(&ei->i_sync_tid, 0);
 	return &ei->vfs_inode;
 }
 
@@ -720,7 +722,7 @@ static ssize_t ext3_quota_read(struct super_block *sb, int type, char *data,
 static ssize_t ext3_quota_write(struct super_block *sb, int type,
 				const char *data, size_t len, loff_t off);
 
-static struct dquot_operations ext3_quota_operations = {
+static const struct dquot_operations ext3_quota_operations = {
 	.initialize	= dquot_initialize,
 	.drop		= dquot_drop,
 	.alloc_space	= dquot_alloc_space,
@@ -737,7 +739,7 @@ static struct dquot_operations ext3_quota_operations = {
 	.destroy_dquot	= dquot_destroy,
 };
 
-static struct quotactl_ops ext3_qctl_operations = {
+static const struct quotactl_ops ext3_qctl_operations = {
 	.quota_on	= ext3_quota_on,
 	.quota_off	= vfs_quota_off,
 	.quota_sync	= vfs_quota_sync,
@@ -2321,7 +2323,18 @@ static int ext3_commit_super(struct super_block *sb,
 
 	if (!sbh)
 		return error;
-	es->s_wtime = cpu_to_le32(get_seconds());
+	/*
+	 * If the file system is mounted read-only, don't update the
+	 * superblock write time.  This avoids updating the superblock
+	 * write time when we are mounting the root file system
+	 * read/only but we need to replay the journal; at that point,
+	 * for people who are east of GMT and who make their clock
+	 * tick in localtime for Windows bug-for-bug compatibility,
+	 * the clock is set in the future, and this will cause e2fsck
+	 * to complain and force a full file system check.
+	 */
+	if (!(sb->s_flags & MS_RDONLY))
+		es->s_wtime = cpu_to_le32(get_seconds());
 	es->s_free_blocks_count = cpu_to_le32(ext3_count_free_blocks(sb));
 	es->s_free_inodes_count = cpu_to_le32(ext3_count_free_inodes(sb));
 	BUFFER_TRACE(sbh, "marking dirty");
diff --git a/fs/ext4/Kconfig b/fs/ext4/Kconfig
index d5c0ea2e8f2d..9f2d45d75b1a 100644
--- a/fs/ext4/Kconfig
+++ b/fs/ext4/Kconfig
@@ -26,20 +26,6 @@ config EXT4_FS
 
 	  If unsure, say N.
 
-config EXT4DEV_COMPAT
-	bool "Enable ext4dev compatibility"
-	depends on EXT4_FS
-	help
-	  Starting with 2.6.28, the name of the ext4 filesystem was
-	  renamed from ext4dev to ext4.  Unfortunately there are some
-	  legacy userspace programs (such as klibc's fstype) have
-	  "ext4dev" hardcoded.
-
-	  To enable backwards compatibility so that systems that are
-	  still expecting to mount ext4 filesystems using ext4dev,
-	  choose Y here.   This feature will go away by 2.6.31, so
-	  please arrange to get your userspace programs fixed!
-
 config EXT4_FS_XATTR
 	bool "Ext4 extended attributes"
 	depends on EXT4_FS
diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h
index e227eea23f05..8825515eeddd 100644
--- a/fs/ext4/ext4.h
+++ b/fs/ext4/ext4.h
@@ -65,6 +65,12 @@ typedef __u32 ext4_lblk_t;
 /* data type for block group number */
 typedef unsigned int ext4_group_t;
 
+/*
+ * Flags used in mballoc's allocation_context flags field.  
+ *
+ * Also used to show what's going on for debugging purposes when the
+ * flag field is exported via the traceport interface
+ */
 
 /* prefer goal again. length */
 #define EXT4_MB_HINT_MERGE		0x0001
@@ -127,6 +133,16 @@ struct mpage_da_data {
 	int pages_written;
 	int retval;
 };
+#define	DIO_AIO_UNWRITTEN	0x1
+typedef struct ext4_io_end {
+	struct list_head	list;		/* per-file finished AIO list */
+	struct inode		*inode;		/* file being written to */
+	unsigned int		flag;		/* unwritten or not */
+	int			error;		/* I/O error code */
+	ext4_lblk_t		offset;		/* offset in the file */
+	size_t			size;		/* size of the extent */
+	struct work_struct	work;		/* data work queue */
+} ext4_io_end_t;
 
 /*
  * Special inodes numbers
@@ -306,6 +322,7 @@ static inline __u32 ext4_mask_flags(umode_t mode, __u32 flags)
 #define EXT4_STATE_NO_EXPAND		0x00000008 /* No space for expansion */
 #define EXT4_STATE_DA_ALLOC_CLOSE	0x00000010 /* Alloc DA blks on close */
 #define EXT4_STATE_EXT_MIGRATE		0x00000020 /* Inode is migrating */
+#define EXT4_STATE_DIO_UNWRITTEN	0x00000040 /* need convert on dio done*/
 
 /* Used to pass group descriptor data when online resize is done */
 struct ext4_new_group_input {
@@ -347,7 +364,16 @@ struct ext4_new_group_data {
 	/* Call ext4_da_update_reserve_space() after successfully 
 	   allocating the blocks */
 #define EXT4_GET_BLOCKS_UPDATE_RESERVE_SPACE	0x0008
-
+	/* caller is from the direct IO path, request to creation of an
+	unitialized extents if not allocated, split the uninitialized
+	extent if blocks has been preallocated already*/
+#define EXT4_GET_BLOCKS_DIO			0x0010
+#define EXT4_GET_BLOCKS_CONVERT			0x0020
+#define EXT4_GET_BLOCKS_DIO_CREATE_EXT		(EXT4_GET_BLOCKS_DIO|\
+					 EXT4_GET_BLOCKS_CREATE_UNINIT_EXT)
+	/* Convert extent to initialized after direct IO complete */
+#define EXT4_GET_BLOCKS_DIO_CONVERT_EXT		(EXT4_GET_BLOCKS_CONVERT|\
+					 EXT4_GET_BLOCKS_DIO_CREATE_EXT)
 
 /*
  * ioctl commands
@@ -500,8 +526,8 @@ struct move_extent {
 static inline __le32 ext4_encode_extra_time(struct timespec *time)
 {
        return cpu_to_le32((sizeof(time->tv_sec) > 4 ?
-			   time->tv_sec >> 32 : 0) |
-			   ((time->tv_nsec << 2) & EXT4_NSEC_MASK));
+			   (time->tv_sec >> 32) & EXT4_EPOCH_MASK : 0) |
+                          ((time->tv_nsec << EXT4_EPOCH_BITS) & EXT4_NSEC_MASK));
 }
 
 static inline void ext4_decode_extra_time(struct timespec *time, __le32 extra)
@@ -509,7 +535,7 @@ static inline void ext4_decode_extra_time(struct timespec *time, __le32 extra)
        if (sizeof(time->tv_sec) > 4)
 	       time->tv_sec |= (__u64)(le32_to_cpu(extra) & EXT4_EPOCH_MASK)
 			       << 32;
-       time->tv_nsec = (le32_to_cpu(extra) & EXT4_NSEC_MASK) >> 2;
+       time->tv_nsec = (le32_to_cpu(extra) & EXT4_NSEC_MASK) >> EXT4_EPOCH_BITS;
 }
 
 #define EXT4_INODE_SET_XTIME(xtime, inode, raw_inode)			       \
@@ -672,6 +698,11 @@ struct ext4_inode_info {
 	__u16 i_extra_isize;
 
 	spinlock_t i_block_reservation_lock;
+
+	/* completed async DIOs that might need unwritten extents handling */
+	struct list_head i_aio_dio_complete_list;
+	/* current io_end structure for async DIO write*/
+	ext4_io_end_t *cur_aio_dio;
 };
 
 /*
@@ -713,6 +744,7 @@ struct ext4_inode_info {
 #define EXT4_MOUNT_QUOTA		0x80000 /* Some quota option set */
 #define EXT4_MOUNT_USRQUOTA		0x100000 /* "old" user quota */
 #define EXT4_MOUNT_GRPQUOTA		0x200000 /* "old" group quota */
+#define EXT4_MOUNT_JOURNAL_CHECKSUM	0x800000 /* Journal checksums */
 #define EXT4_MOUNT_JOURNAL_ASYNC_COMMIT	0x1000000 /* Journal Async Commit */
 #define EXT4_MOUNT_I_VERSION            0x2000000 /* i_version support */
 #define EXT4_MOUNT_DELALLOC		0x8000000 /* Delalloc support */
@@ -942,18 +974,11 @@ struct ext4_sb_info {
 	unsigned int s_mb_stats;
 	unsigned int s_mb_order2_reqs;
 	unsigned int s_mb_group_prealloc;
+	unsigned int s_max_writeback_mb_bump;
 	/* where last allocation was done - for stream allocation */
 	unsigned long s_mb_last_group;
 	unsigned long s_mb_last_start;
 
-	/* history to debug policy */
-	struct ext4_mb_history *s_mb_history;
-	int s_mb_history_cur;
-	int s_mb_history_max;
-	int s_mb_history_num;
-	spinlock_t s_mb_history_lock;
-	int s_mb_history_filter;
-
 	/* stats for buddy allocator */
 	spinlock_t s_mb_pa_lock;
 	atomic_t s_bal_reqs;	/* number of reqs with len > 1 */
@@ -980,6 +1005,9 @@ struct ext4_sb_info {
 
 	unsigned int s_log_groups_per_flex;
 	struct flex_groups *s_flex_groups;
+
+	/* workqueue for dio unwritten */
+	struct workqueue_struct *dio_unwritten_wq;
 };
 
 static inline struct ext4_sb_info *EXT4_SB(struct super_block *sb)
@@ -1397,7 +1425,7 @@ extern int ext4_block_truncate_page(handle_t *handle,
 		struct address_space *mapping, loff_t from);
 extern int ext4_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf);
 extern qsize_t ext4_get_reserved_space(struct inode *inode);
-
+extern int flush_aio_dio_completed_IO(struct inode *inode);
 /* ioctl.c */
 extern long ext4_ioctl(struct file *, unsigned int, unsigned long);
 extern long ext4_compat_ioctl(struct file *, unsigned int, unsigned long);
@@ -1699,6 +1727,8 @@ extern void ext4_ext_init(struct super_block *);
 extern void ext4_ext_release(struct super_block *);
 extern long ext4_fallocate(struct inode *inode, int mode, loff_t offset,
 			  loff_t len);
+extern int ext4_convert_unwritten_extents(struct inode *inode, loff_t offset,
+			  loff_t len);
 extern int ext4_get_blocks(handle_t *handle, struct inode *inode,
 			   sector_t block, unsigned int max_blocks,
 			   struct buffer_head *bh, int flags);
diff --git a/fs/ext4/ext4_extents.h b/fs/ext4/ext4_extents.h
index 61652f1d15e6..2ca686454e87 100644
--- a/fs/ext4/ext4_extents.h
+++ b/fs/ext4/ext4_extents.h
@@ -220,6 +220,11 @@ static inline int ext4_ext_get_actual_len(struct ext4_extent *ext)
 		(le16_to_cpu(ext->ee_len) - EXT_INIT_MAX_LEN));
 }
 
+static inline void ext4_ext_mark_initialized(struct ext4_extent *ext)
+{
+	ext->ee_len = cpu_to_le16(ext4_ext_get_actual_len(ext));
+}
+
 extern int ext4_ext_calc_metadata_amount(struct inode *inode, int blocks);
 extern ext4_fsblk_t ext_pblock(struct ext4_extent *ex);
 extern ext4_fsblk_t idx_pblock(struct ext4_extent_idx *);
@@ -235,7 +240,7 @@ extern int ext4_ext_try_to_merge(struct inode *inode,
 				 struct ext4_ext_path *path,
 				 struct ext4_extent *);
 extern unsigned int ext4_ext_check_overlap(struct inode *, struct ext4_extent *, struct ext4_ext_path *);
-extern int ext4_ext_insert_extent(handle_t *, struct inode *, struct ext4_ext_path *, struct ext4_extent *);
+extern int ext4_ext_insert_extent(handle_t *, struct inode *, struct ext4_ext_path *, struct ext4_extent *, int);
 extern int ext4_ext_walk_space(struct inode *, ext4_lblk_t, ext4_lblk_t,
 							ext_prepare_callback, void *);
 extern struct ext4_ext_path *ext4_ext_find_extent(struct inode *, ext4_lblk_t,
diff --git a/fs/ext4/ext4_jbd2.h b/fs/ext4/ext4_jbd2.h
index 139fb8cb87e4..a2865980342f 100644
--- a/fs/ext4/ext4_jbd2.h
+++ b/fs/ext4/ext4_jbd2.h
@@ -161,11 +161,13 @@ int __ext4_handle_dirty_metadata(const char *where, handle_t *handle,
 handle_t *ext4_journal_start_sb(struct super_block *sb, int nblocks);
 int __ext4_journal_stop(const char *where, handle_t *handle);
 
-#define EXT4_NOJOURNAL_HANDLE	((handle_t *) 0x1)
+#define EXT4_NOJOURNAL_MAX_REF_COUNT ((unsigned long) 4096)
 
+/* Note:  Do not use this for NULL handles.  This is only to determine if
+ * a properly allocated handle is using a journal or not. */
 static inline int ext4_handle_valid(handle_t *handle)
 {
-	if (handle == EXT4_NOJOURNAL_HANDLE)
+	if ((unsigned long)handle < EXT4_NOJOURNAL_MAX_REF_COUNT)
 		return 0;
 	return 1;
 }
diff --git a/fs/ext4/extents.c b/fs/ext4/extents.c
index 7a3832577923..715264b4bae4 100644
--- a/fs/ext4/extents.c
+++ b/fs/ext4/extents.c
@@ -723,7 +723,7 @@ err:
  * insert new index [@logical;@ptr] into the block at @curp;
  * check where to insert: before @curp or after @curp
  */
-static int ext4_ext_insert_index(handle_t *handle, struct inode *inode,
+int ext4_ext_insert_index(handle_t *handle, struct inode *inode,
 				struct ext4_ext_path *curp,
 				int logical, ext4_fsblk_t ptr)
 {
@@ -1586,7 +1586,7 @@ out:
  */
 int ext4_ext_insert_extent(handle_t *handle, struct inode *inode,
 				struct ext4_ext_path *path,
-				struct ext4_extent *newext)
+				struct ext4_extent *newext, int flag)
 {
 	struct ext4_extent_header *eh;
 	struct ext4_extent *ex, *fex;
@@ -1602,7 +1602,8 @@ int ext4_ext_insert_extent(handle_t *handle, struct inode *inode,
 	BUG_ON(path[depth].p_hdr == NULL);
 
 	/* try to insert block into found extent and return */
-	if (ex && ext4_can_extents_be_merged(inode, ex, newext)) {
+	if (ex && (flag != EXT4_GET_BLOCKS_DIO_CREATE_EXT)
+		&& ext4_can_extents_be_merged(inode, ex, newext)) {
 		ext_debug("append [%d]%d block to %d:[%d]%d (from %llu)\n",
 				ext4_ext_is_uninitialized(newext),
 				ext4_ext_get_actual_len(newext),
@@ -1722,7 +1723,8 @@ has_space:
 
 merge:
 	/* try to merge extents to the right */
-	ext4_ext_try_to_merge(inode, path, nearex);
+	if (flag != EXT4_GET_BLOCKS_DIO_CREATE_EXT)
+		ext4_ext_try_to_merge(inode, path, nearex);
 
 	/* try to merge extents to the left */
 
@@ -2378,6 +2380,7 @@ void ext4_ext_init(struct super_block *sb)
 	 */
 
 	if (EXT4_HAS_INCOMPAT_FEATURE(sb, EXT4_FEATURE_INCOMPAT_EXTENTS)) {
+#if defined(AGGRESSIVE_TEST) || defined(CHECK_BINSEARCH) || defined(EXTENTS_STATS)
 		printk(KERN_INFO "EXT4-fs: file extents enabled");
 #ifdef AGGRESSIVE_TEST
 		printk(", aggressive tests");
@@ -2389,6 +2392,7 @@ void ext4_ext_init(struct super_block *sb)
 		printk(", stats");
 #endif
 		printk("\n");
+#endif
 #ifdef EXTENTS_STATS
 		spin_lock_init(&EXT4_SB(sb)->s_ext_stats_lock);
 		EXT4_SB(sb)->s_ext_min = 1 << 30;
@@ -2490,7 +2494,6 @@ static int ext4_ext_zeroout(struct inode *inode, struct ext4_extent *ex)
 }
 
 #define EXT4_EXT_ZERO_LEN 7
-
 /*
  * This function is called by ext4_ext_get_blocks() if someone tries to write
  * to an uninitialized extent. It may result in splitting the uninitialized
@@ -2583,7 +2586,8 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
 			ex3->ee_block = cpu_to_le32(iblock);
 			ext4_ext_store_pblock(ex3, newblock);
 			ex3->ee_len = cpu_to_le16(allocated);
-			err = ext4_ext_insert_extent(handle, inode, path, ex3);
+			err = ext4_ext_insert_extent(handle, inode, path,
+							ex3, 0);
 			if (err == -ENOSPC) {
 				err =  ext4_ext_zeroout(inode, &orig_ex);
 				if (err)
@@ -2639,7 +2643,7 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
 		ext4_ext_store_pblock(ex3, newblock + max_blocks);
 		ex3->ee_len = cpu_to_le16(allocated - max_blocks);
 		ext4_ext_mark_uninitialized(ex3);
-		err = ext4_ext_insert_extent(handle, inode, path, ex3);
+		err = ext4_ext_insert_extent(handle, inode, path, ex3, 0);
 		if (err == -ENOSPC) {
 			err =  ext4_ext_zeroout(inode, &orig_ex);
 			if (err)
@@ -2757,7 +2761,192 @@ static int ext4_ext_convert_to_initialized(handle_t *handle,
 	err = ext4_ext_dirty(handle, inode, path + depth);
 	goto out;
 insert:
-	err = ext4_ext_insert_extent(handle, inode, path, &newex);
+	err = ext4_ext_insert_extent(handle, inode, path, &newex, 0);
+	if (err == -ENOSPC) {
+		err =  ext4_ext_zeroout(inode, &orig_ex);
+		if (err)
+			goto fix_extent_len;
+		/* update the extent length and mark as initialized */
+		ex->ee_block = orig_ex.ee_block;
+		ex->ee_len   = orig_ex.ee_len;
+		ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
+		ext4_ext_dirty(handle, inode, path + depth);
+		/* zero out the first half */
+		return allocated;
+	} else if (err)
+		goto fix_extent_len;
+out:
+	ext4_ext_show_leaf(inode, path);
+	return err ? err : allocated;
+
+fix_extent_len:
+	ex->ee_block = orig_ex.ee_block;
+	ex->ee_len   = orig_ex.ee_len;
+	ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
+	ext4_ext_mark_uninitialized(ex);
+	ext4_ext_dirty(handle, inode, path + depth);
+	return err;
+}
+
+/*
+ * This function is called by ext4_ext_get_blocks() from
+ * ext4_get_blocks_dio_write() when DIO to write
+ * to an uninitialized extent.
+ *
+ * Writing to an uninitized extent may result in splitting the uninitialized
+ * extent into multiple /intialized unintialized extents (up to three)
+ * There are three possibilities:
+ *   a> There is no split required: Entire extent should be uninitialized
+ *   b> Splits in two extents: Write is happening at either end of the extent
+ *   c> Splits in three extents: Somone is writing in middle of the extent
+ *
+ * One of more index blocks maybe needed if the extent tree grow after
+ * the unintialized extent split. To prevent ENOSPC occur at the IO
+ * complete, we need to split the uninitialized extent before DIO submit
+ * the IO. The uninitilized extent called at this time will be split
+ * into three uninitialized extent(at most). After IO complete, the part
+ * being filled will be convert to initialized by the end_io callback function
+ * via ext4_convert_unwritten_extents().
+ *
+ * Returns the size of uninitialized extent to be written on success.
+ */
+static int ext4_split_unwritten_extents(handle_t *handle,
+					struct inode *inode,
+					struct ext4_ext_path *path,
+					ext4_lblk_t iblock,
+					unsigned int max_blocks,
+					int flags)
+{
+	struct ext4_extent *ex, newex, orig_ex;
+	struct ext4_extent *ex1 = NULL;
+	struct ext4_extent *ex2 = NULL;
+	struct ext4_extent *ex3 = NULL;
+	struct ext4_extent_header *eh;
+	ext4_lblk_t ee_block;
+	unsigned int allocated, ee_len, depth;
+	ext4_fsblk_t newblock;
+	int err = 0;
+
+	ext_debug("ext4_split_unwritten_extents: inode %lu,"
+		  "iblock %llu, max_blocks %u\n", inode->i_ino,
+		  (unsigned long long)iblock, max_blocks);
+	depth = ext_depth(inode);
+	eh = path[depth].p_hdr;
+	ex = path[depth].p_ext;
+	ee_block = le32_to_cpu(ex->ee_block);
+	ee_len = ext4_ext_get_actual_len(ex);
+	allocated = ee_len - (iblock - ee_block);
+	newblock = iblock - ee_block + ext_pblock(ex);
+	ex2 = ex;
+	orig_ex.ee_block = ex->ee_block;
+	orig_ex.ee_len   = cpu_to_le16(ee_len);
+	ext4_ext_store_pblock(&orig_ex, ext_pblock(ex));
+
+	/*
+ 	 * If the uninitialized extent begins at the same logical
+ 	 * block where the write begins, and the write completely
+ 	 * covers the extent, then we don't need to split it.
+ 	 */
+	if ((iblock == ee_block) && (allocated <= max_blocks))
+		return allocated;
+
+	err = ext4_ext_get_access(handle, inode, path + depth);
+	if (err)
+		goto out;
+	/* ex1: ee_block to iblock - 1 : uninitialized */
+	if (iblock > ee_block) {
+		ex1 = ex;
+		ex1->ee_len = cpu_to_le16(iblock - ee_block);
+		ext4_ext_mark_uninitialized(ex1);
+		ex2 = &newex;
+	}
+	/*
+	 * for sanity, update the length of the ex2 extent before
+	 * we insert ex3, if ex1 is NULL. This is to avoid temporary
+	 * overlap of blocks.
+	 */
+	if (!ex1 && allocated > max_blocks)
+		ex2->ee_len = cpu_to_le16(max_blocks);
+	/* ex3: to ee_block + ee_len : uninitialised */
+	if (allocated > max_blocks) {
+		unsigned int newdepth;
+		ex3 = &newex;
+		ex3->ee_block = cpu_to_le32(iblock + max_blocks);
+		ext4_ext_store_pblock(ex3, newblock + max_blocks);
+		ex3->ee_len = cpu_to_le16(allocated - max_blocks);
+		ext4_ext_mark_uninitialized(ex3);
+		err = ext4_ext_insert_extent(handle, inode, path, ex3, flags);
+		if (err == -ENOSPC) {
+			err =  ext4_ext_zeroout(inode, &orig_ex);
+			if (err)
+				goto fix_extent_len;
+			/* update the extent length and mark as initialized */
+			ex->ee_block = orig_ex.ee_block;
+			ex->ee_len   = orig_ex.ee_len;
+			ext4_ext_store_pblock(ex, ext_pblock(&orig_ex));
+			ext4_ext_dirty(handle, inode, path + depth);
+			/* zeroed the full extent */
+			/* blocks available from iblock */
+			return allocated;
+
+		} else if (err)
+			goto fix_extent_len;
+		/*
+		 * The depth, and hence eh & ex might change
+		 * as part of the insert above.
+		 */
+		newdepth = ext_depth(inode);
+		/*
+		 * update the extent length after successful insert of the
+		 * split extent
+		 */
+		orig_ex.ee_len = cpu_to_le16(ee_len -
+						ext4_ext_get_actual_len(ex3));
+		depth = newdepth;
+		ext4_ext_drop_refs(path);
+		path = ext4_ext_find_extent(inode, iblock, path);
+		if (IS_ERR(path)) {
+			err = PTR_ERR(path);
+			goto out;
+		}
+		eh = path[depth].p_hdr;
+		ex = path[depth].p_ext;
+		if (ex2 != &newex)
+			ex2 = ex;
+
+		err = ext4_ext_get_access(handle, inode, path + depth);
+		if (err)
+			goto out;
+
+		allocated = max_blocks;
+	}
+	/*
+	 * If there was a change of depth as part of the
+	 * insertion of ex3 above, we need to update the length
+	 * of the ex1 extent again here
+	 */
+	if (ex1 && ex1 != ex) {
+		ex1 = ex;
+		ex1->ee_len = cpu_to_le16(iblock - ee_block);
+		ext4_ext_mark_uninitialized(ex1);
+		ex2 = &newex;
+	}
+	/*
+	 * ex2: iblock to iblock + maxblocks-1 : to be direct IO written,
+	 * uninitialised still.
+	 */
+	ex2->ee_block = cpu_to_le32(iblock);
+	ext4_ext_store_pblock(ex2, newblock);
+	ex2->ee_len = cpu_to_le16(allocated);
+	ext4_ext_mark_uninitialized(ex2);
+	if (ex2 != ex)
+		goto insert;
+	/* Mark modified extent as dirty */
+	err = ext4_ext_dirty(handle, inode, path + depth);
+	ext_debug("out here\n");
+	goto out;
+insert:
+	err = ext4_ext_insert_extent(handle, inode, path, &newex, flags);
 	if (err == -ENOSPC) {
 		err =  ext4_ext_zeroout(inode, &orig_ex);
 		if (err)
@@ -2783,7 +2972,147 @@ fix_extent_len:
 	ext4_ext_dirty(handle, inode, path + depth);
 	return err;
 }
+static int ext4_convert_unwritten_extents_dio(handle_t *handle,
+					      struct inode *inode,
+					      struct ext4_ext_path *path)
+{
+	struct ext4_extent *ex;
+	struct ext4_extent_header *eh;
+	int depth;
+	int err = 0;
+	int ret = 0;
+
+	depth = ext_depth(inode);
+	eh = path[depth].p_hdr;
+	ex = path[depth].p_ext;
+
+	err = ext4_ext_get_access(handle, inode, path + depth);
+	if (err)
+		goto out;
+	/* first mark the extent as initialized */
+	ext4_ext_mark_initialized(ex);
+
+	/*
+	 * We have to see if it can be merged with the extent
+	 * on the left.
+	 */
+	if (ex > EXT_FIRST_EXTENT(eh)) {
+		/*
+		 * To merge left, pass "ex - 1" to try_to_merge(),
+		 * since it merges towards right _only_.
+		 */
+		ret = ext4_ext_try_to_merge(inode, path, ex - 1);
+		if (ret) {
+			err = ext4_ext_correct_indexes(handle, inode, path);
+			if (err)
+				goto out;
+			depth = ext_depth(inode);
+			ex--;
+		}
+	}
+	/*
+	 * Try to Merge towards right.
+	 */
+	ret = ext4_ext_try_to_merge(inode, path, ex);
+	if (ret) {
+		err = ext4_ext_correct_indexes(handle, inode, path);
+		if (err)
+			goto out;
+		depth = ext_depth(inode);
+	}
+	/* Mark modified extent as dirty */
+	err = ext4_ext_dirty(handle, inode, path + depth);
+out:
+	ext4_ext_show_leaf(inode, path);
+	return err;
+}
+
+static int
+ext4_ext_handle_uninitialized_extents(handle_t *handle, struct inode *inode,
+			ext4_lblk_t iblock, unsigned int max_blocks,
+			struct ext4_ext_path *path, int flags,
+			unsigned int allocated, struct buffer_head *bh_result,
+			ext4_fsblk_t newblock)
+{
+	int ret = 0;
+	int err = 0;
+	ext4_io_end_t *io = EXT4_I(inode)->cur_aio_dio;
+
+	ext_debug("ext4_ext_handle_uninitialized_extents: inode %lu, logical"
+		  "block %llu, max_blocks %u, flags %d, allocated %u",
+		  inode->i_ino, (unsigned long long)iblock, max_blocks,
+		  flags, allocated);
+	ext4_ext_show_leaf(inode, path);
 
+	/* DIO get_block() before submit the IO, split the extent */
+	if (flags == EXT4_GET_BLOCKS_DIO_CREATE_EXT) {
+		ret = ext4_split_unwritten_extents(handle,
+						inode, path, iblock,
+						max_blocks, flags);
+		/*
+		 * Flag the inode(non aio case) or end_io struct (aio case)
+		 * that this IO needs to convertion to written when IO is
+		 * completed
+		 */
+		if (io)
+			io->flag = DIO_AIO_UNWRITTEN;
+		else
+			EXT4_I(inode)->i_state |= EXT4_STATE_DIO_UNWRITTEN;
+		goto out;
+	}
+	/* async DIO end_io complete, convert the filled extent to written */
+	if (flags == EXT4_GET_BLOCKS_DIO_CONVERT_EXT) {
+		ret = ext4_convert_unwritten_extents_dio(handle, inode,
+							path);
+		goto out2;
+	}
+	/* buffered IO case */
+	/*
+	 * repeat fallocate creation request
+	 * we already have an unwritten extent
+	 */
+	if (flags & EXT4_GET_BLOCKS_UNINIT_EXT)
+		goto map_out;
+
+	/* buffered READ or buffered write_begin() lookup */
+	if ((flags & EXT4_GET_BLOCKS_CREATE) == 0) {
+		/*
+		 * We have blocks reserved already.  We
+		 * return allocated blocks so that delalloc
+		 * won't do block reservation for us.  But
+		 * the buffer head will be unmapped so that
+		 * a read from the block returns 0s.
+		 */
+		set_buffer_unwritten(bh_result);
+		goto out1;
+	}
+
+	/* buffered write, writepage time, convert*/
+	ret = ext4_ext_convert_to_initialized(handle, inode,
+						path, iblock,
+						max_blocks);
+out:
+	if (ret <= 0) {
+		err = ret;
+		goto out2;
+	} else
+		allocated = ret;
+	set_buffer_new(bh_result);
+map_out:
+	set_buffer_mapped(bh_result);
+out1:
+	if (allocated > max_blocks)
+		allocated = max_blocks;
+	ext4_ext_show_leaf(inode, path);
+	bh_result->b_bdev = inode->i_sb->s_bdev;
+	bh_result->b_blocknr = newblock;
+out2:
+	if (path) {
+		ext4_ext_drop_refs(path);
+		kfree(path);
+	}
+	return err ? err : allocated;
+}
 /*
  * Block allocation/map/preallocation routine for extents based files
  *
@@ -2814,6 +3143,7 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
 	int err = 0, depth, ret, cache_type;
 	unsigned int allocated = 0;
 	struct ext4_allocation_request ar;
+	ext4_io_end_t *io = EXT4_I(inode)->cur_aio_dio;
 
 	__clear_bit(BH_New, &bh_result->b_state);
 	ext_debug("blocks %u/%u requested for inode %lu\n",
@@ -2889,33 +3219,10 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
 							EXT4_EXT_CACHE_EXTENT);
 				goto out;
 			}
-			if (flags & EXT4_GET_BLOCKS_UNINIT_EXT)
-				goto out;
-			if ((flags & EXT4_GET_BLOCKS_CREATE) == 0) {
-				if (allocated > max_blocks)
-					allocated = max_blocks;
-				/*
-				 * We have blocks reserved already.  We
-				 * return allocated blocks so that delalloc
-				 * won't do block reservation for us.  But
-				 * the buffer head will be unmapped so that
-				 * a read from the block returns 0s.
-				 */
-				set_buffer_unwritten(bh_result);
-				bh_result->b_bdev = inode->i_sb->s_bdev;
-				bh_result->b_blocknr = newblock;
-				goto out2;
-			}
-
-			ret = ext4_ext_convert_to_initialized(handle, inode,
-								path, iblock,
-								max_blocks);
-			if (ret <= 0) {
-				err = ret;
-				goto out2;
-			} else
-				allocated = ret;
-			goto outnew;
+			ret = ext4_ext_handle_uninitialized_extents(handle,
+					inode, iblock, max_blocks, path,
+					flags, allocated, bh_result, newblock);
+			return ret;
 		}
 	}
 
@@ -2986,9 +3293,27 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
 	/* try to insert new extent into found leaf and return */
 	ext4_ext_store_pblock(&newex, newblock);
 	newex.ee_len = cpu_to_le16(ar.len);
-	if (flags & EXT4_GET_BLOCKS_UNINIT_EXT)  /* Mark uninitialized */
+	/* Mark uninitialized */
+	if (flags & EXT4_GET_BLOCKS_UNINIT_EXT){
 		ext4_ext_mark_uninitialized(&newex);
-	err = ext4_ext_insert_extent(handle, inode, path, &newex);
+		/*
+		 * io_end structure was created for every async
+		 * direct IO write to the middle of the file.
+		 * To avoid unecessary convertion for every aio dio rewrite
+		 * to the mid of file, here we flag the IO that is really
+		 * need the convertion.
+		 * For non asycn direct IO case, flag the inode state
+		 * that we need to perform convertion when IO is done.
+		 */
+		if (flags == EXT4_GET_BLOCKS_DIO_CREATE_EXT) {
+			if (io)
+				io->flag = DIO_AIO_UNWRITTEN;
+			else
+				EXT4_I(inode)->i_state |=
+					EXT4_STATE_DIO_UNWRITTEN;;
+		}
+	}
+	err = ext4_ext_insert_extent(handle, inode, path, &newex, flags);
 	if (err) {
 		/* free data blocks we just allocated */
 		/* not a good idea to call discard here directly,
@@ -3002,7 +3327,6 @@ int ext4_ext_get_blocks(handle_t *handle, struct inode *inode,
 	/* previous routine could use block we allocated */
 	newblock = ext_pblock(&newex);
 	allocated = ext4_ext_get_actual_len(&newex);
-outnew:
 	set_buffer_new(bh_result);
 
 	/* Cache only when it is _not_ an uninitialized extent */
@@ -3201,6 +3525,64 @@ retry:
 }
 
 /*
+ * This function convert a range of blocks to written extents
+ * The caller of this function will pass the start offset and the size.
+ * all unwritten extents within this range will be converted to
+ * written extents.
+ *
+ * This function is called from the direct IO end io call back
+ * function, to convert the fallocated extents after IO is completed.
+ * Returns 0 on success.
+ */
+int ext4_convert_unwritten_extents(struct inode *inode, loff_t offset,
+				    loff_t len)
+{
+	handle_t *handle;
+	ext4_lblk_t block;
+	unsigned int max_blocks;
+	int ret = 0;
+	int ret2 = 0;
+	struct buffer_head map_bh;
+	unsigned int credits, blkbits = inode->i_blkbits;
+
+	block = offset >> blkbits;
+	/*
+	 * We can't just convert len to max_blocks because
+	 * If blocksize = 4096 offset = 3072 and len = 2048
+	 */
+	max_blocks = (EXT4_BLOCK_ALIGN(len + offset, blkbits) >> blkbits)
+							- block;
+	/*
+	 * credits to insert 1 extent into extent tree
+	 */
+	credits = ext4_chunk_trans_blocks(inode, max_blocks);
+	while (ret >= 0 && ret < max_blocks) {
+		block = block + ret;
+		max_blocks = max_blocks - ret;
+		handle = ext4_journal_start(inode, credits);
+		if (IS_ERR(handle)) {
+			ret = PTR_ERR(handle);
+			break;
+		}
+		map_bh.b_state = 0;
+		ret = ext4_get_blocks(handle, inode, block,
+				      max_blocks, &map_bh,
+				      EXT4_GET_BLOCKS_DIO_CONVERT_EXT);
+		if (ret <= 0) {
+			WARN_ON(ret <= 0);
+			printk(KERN_ERR "%s: ext4_ext_get_blocks "
+				    "returned error inode#%lu, block=%u, "
+				    "max_blocks=%u", __func__,
+				    inode->i_ino, block, max_blocks);
+		}
+		ext4_mark_inode_dirty(handle, inode);
+		ret2 = ext4_journal_stop(handle);
+		if (ret <= 0 || ret2 )
+			break;
+	}
+	return ret > 0 ? ret2 : ret;
+}
+/*
  * Callback function called for each extent to gather FIEMAP information.
  */
 static int ext4_ext_fiemap_cb(struct inode *inode, struct ext4_ext_path *path,
diff --git a/fs/ext4/file.c b/fs/ext4/file.c
index 5ca3eca70a1e..9630583cef28 100644
--- a/fs/ext4/file.c
+++ b/fs/ext4/file.c
@@ -81,7 +81,7 @@ ext4_file_write(struct kiocb *iocb, const struct iovec *iov,
 	return generic_file_aio_write(iocb, iov, nr_segs, pos);
 }
 
-static struct vm_operations_struct ext4_file_vm_ops = {
+static const struct vm_operations_struct ext4_file_vm_ops = {
 	.fault		= filemap_fault,
 	.page_mkwrite   = ext4_page_mkwrite,
 };
diff --git a/fs/ext4/fsync.c b/fs/ext4/fsync.c
index 07475740b512..2b1531266ee2 100644
--- a/fs/ext4/fsync.c
+++ b/fs/ext4/fsync.c
@@ -44,6 +44,8 @@
  *
  * What we do is just kick off a commit and wait on it.  This will snapshot the
  * inode to disk.
+ *
+ * i_mutex lock is held when entering and exiting this function
  */
 
 int ext4_sync_file(struct file *file, struct dentry *dentry, int datasync)
@@ -56,6 +58,9 @@ int ext4_sync_file(struct file *file, struct dentry *dentry, int datasync)
 
 	trace_ext4_sync_file(file, dentry, datasync);
 
+	ret = flush_aio_dio_completed_IO(inode);
+	if (ret < 0)
+		goto out;
 	/*
 	 * data=writeback:
 	 *  The caller's filemap_fdatawrite()/wait will sync the data.
diff --git a/fs/ext4/inode.c b/fs/ext4/inode.c
index 4abd683b963d..2c8caa51addb 100644
--- a/fs/ext4/inode.c
+++ b/fs/ext4/inode.c
@@ -37,6 +37,7 @@
 #include <linux/namei.h>
 #include <linux/uio.h>
 #include <linux/bio.h>
+#include <linux/workqueue.h>
 
 #include "ext4_jbd2.h"
 #include "xattr.h"
@@ -192,7 +193,7 @@ static int try_to_extend_transaction(handle_t *handle, struct inode *inode)
  * so before we call here everything must be consistently dirtied against
  * this transaction.
  */
- int ext4_truncate_restart_trans(handle_t *handle, struct inode *inode,
+int ext4_truncate_restart_trans(handle_t *handle, struct inode *inode,
 				 int nblocks)
 {
 	int ret;
@@ -208,6 +209,7 @@ static int try_to_extend_transaction(handle_t *handle, struct inode *inode)
 	up_write(&EXT4_I(inode)->i_data_sem);
 	ret = ext4_journal_restart(handle, blocks_for_truncate(inode));
 	down_write(&EXT4_I(inode)->i_data_sem);
+	ext4_discard_preallocations(inode);
 
 	return ret;
 }
@@ -1145,6 +1147,64 @@ static int check_block_validity(struct inode *inode, const char *msg,
 }
 
 /*
+ * Return the number of contiguous dirty pages in a given inode
+ * starting at page frame idx.
+ */
+static pgoff_t ext4_num_dirty_pages(struct inode *inode, pgoff_t idx,
+				    unsigned int max_pages)
+{
+	struct address_space *mapping = inode->i_mapping;
+	pgoff_t	index;
+	struct pagevec pvec;
+	pgoff_t num = 0;
+	int i, nr_pages, done = 0;
+
+	if (max_pages == 0)
+		return 0;
+	pagevec_init(&pvec, 0);
+	while (!done) {
+		index = idx;
+		nr_pages = pagevec_lookup_tag(&pvec, mapping, &index,
+					      PAGECACHE_TAG_DIRTY,
+					      (pgoff_t)PAGEVEC_SIZE);
+		if (nr_pages == 0)
+			break;
+		for (i = 0; i < nr_pages; i++) {
+			struct page *page = pvec.pages[i];
+			struct buffer_head *bh, *head;
+
+			lock_page(page);
+			if (unlikely(page->mapping != mapping) ||
+			    !PageDirty(page) ||
+			    PageWriteback(page) ||
+			    page->index != idx) {
+				done = 1;
+				unlock_page(page);
+				break;
+			}
+			if (page_has_buffers(page)) {
+				bh = head = page_buffers(page);
+				do {
+					if (!buffer_delay(bh) &&
+					    !buffer_unwritten(bh))
+						done = 1;
+					bh = bh->b_this_page;
+				} while (!done && (bh != head));
+			}
+			unlock_page(page);
+			if (done)
+				break;
+			idx++;
+			num++;
+			if (num >= max_pages)
+				break;
+		}
+		pagevec_release(&pvec);
+	}
+	return num;
+}
+
+/*
  * The ext4_get_blocks() function tries to look up the requested blocks,
  * and returns if the blocks are already mapped.
  *
@@ -1175,6 +1235,9 @@ int ext4_get_blocks(handle_t *handle, struct inode *inode, sector_t block,
 	clear_buffer_mapped(bh);
 	clear_buffer_unwritten(bh);
 
+	ext_debug("ext4_get_blocks(): inode %lu, flag %d, max_blocks %u,"
+		  "logical block %lu\n", inode->i_ino, flags, max_blocks,
+		  (unsigned long)block);
 	/*
 	 * Try to see if we can get the block without requesting a new
 	 * file system block.
@@ -1796,11 +1859,11 @@ repeat:
 
 	if (ext4_claim_free_blocks(sbi, total)) {
 		spin_unlock(&EXT4_I(inode)->i_block_reservation_lock);
+		vfs_dq_release_reservation_block(inode, total);
 		if (ext4_should_retry_alloc(inode->i_sb, &retries)) {
 			yield();
 			goto repeat;
 		}
-		vfs_dq_release_reservation_block(inode, total);
 		return -ENOSPC;
 	}
 	EXT4_I(inode)->i_reserved_data_blocks += nrblocks;
@@ -2092,18 +2155,18 @@ static void ext4_da_block_invalidatepages(struct mpage_da_data *mpd,
 static void ext4_print_free_blocks(struct inode *inode)
 {
 	struct ext4_sb_info *sbi = EXT4_SB(inode->i_sb);
-	printk(KERN_EMERG "Total free blocks count %lld\n",
-			ext4_count_free_blocks(inode->i_sb));
-	printk(KERN_EMERG "Free/Dirty block details\n");
-	printk(KERN_EMERG "free_blocks=%lld\n",
-			(long long)percpu_counter_sum(&sbi->s_freeblocks_counter));
-	printk(KERN_EMERG "dirty_blocks=%lld\n",
-			(long long)percpu_counter_sum(&sbi->s_dirtyblocks_counter));
-	printk(KERN_EMERG "Block reservation details\n");
-	printk(KERN_EMERG "i_reserved_data_blocks=%u\n",
-			EXT4_I(inode)->i_reserved_data_blocks);
-	printk(KERN_EMERG "i_reserved_meta_blocks=%u\n",
-			EXT4_I(inode)->i_reserved_meta_blocks);
+	printk(KERN_CRIT "Total free blocks count %lld\n",
+	       ext4_count_free_blocks(inode->i_sb));
+	printk(KERN_CRIT "Free/Dirty block details\n");
+	printk(KERN_CRIT "free_blocks=%lld\n",
+	       (long long) percpu_counter_sum(&sbi->s_freeblocks_counter));
+	printk(KERN_CRIT "dirty_blocks=%lld\n",
+	       (long long) percpu_counter_sum(&sbi->s_dirtyblocks_counter));
+	printk(KERN_CRIT "Block reservation details\n");
+	printk(KERN_CRIT "i_reserved_data_blocks=%u\n",
+	       EXT4_I(inode)->i_reserved_data_blocks);
+	printk(KERN_CRIT "i_reserved_meta_blocks=%u\n",
+	       EXT4_I(inode)->i_reserved_meta_blocks);
 	return;
 }
 
@@ -2189,14 +2252,14 @@ static int mpage_da_map_blocks(struct mpage_da_data *mpd)
 		 * writepage and writepages will again try to write
 		 * the same.
 		 */
-		printk(KERN_EMERG "%s block allocation failed for inode %lu "
-				  "at logical offset %llu with max blocks "
-				  "%zd with error %d\n",
-				  __func__, mpd->inode->i_ino,
-				  (unsigned long long)next,
-				  mpd->b_size >> mpd->inode->i_blkbits, err);
-		printk(KERN_EMERG "This should not happen.!! "
-					"Data will be lost\n");
+		ext4_msg(mpd->inode->i_sb, KERN_CRIT,
+			 "delayed block allocation failed for inode %lu at "
+			 "logical offset %llu with max blocks %zd with "
+			 "error %d\n", mpd->inode->i_ino,
+			 (unsigned long long) next,
+			 mpd->b_size >> mpd->inode->i_blkbits, err);
+		printk(KERN_CRIT "This should not happen!!  "
+		       "Data will be lost\n");
 		if (err == -ENOSPC) {
 			ext4_print_free_blocks(mpd->inode);
 		}
@@ -2337,7 +2400,7 @@ static int __mpage_da_writepage(struct page *page,
 		/*
 		 * Rest of the page in the page_vec
 		 * redirty then and skip then. We will
-		 * try to to write them again after
+		 * try to write them again after
 		 * starting a new transaction
 		 */
 		redirty_page_for_writepage(wbc, page);
@@ -2743,8 +2806,10 @@ static int ext4_da_writepages(struct address_space *mapping,
 	int no_nrwrite_index_update;
 	int pages_written = 0;
 	long pages_skipped;
+	unsigned int max_pages;
 	int range_cyclic, cycled = 1, io_done = 0;
-	int needed_blocks, ret = 0, nr_to_writebump = 0;
+	int needed_blocks, ret = 0;
+	long desired_nr_to_write, nr_to_writebump = 0;
 	loff_t range_start = wbc->range_start;
 	struct ext4_sb_info *sbi = EXT4_SB(mapping->host->i_sb);
 
@@ -2771,16 +2836,6 @@ static int ext4_da_writepages(struct address_space *mapping,
 	if (unlikely(sbi->s_mount_flags & EXT4_MF_FS_ABORTED))
 		return -EROFS;
 
-	/*
-	 * Make sure nr_to_write is >= sbi->s_mb_stream_request
-	 * This make sure small files blocks are allocated in
-	 * single attempt. This ensure that small files
-	 * get less fragmented.
-	 */
-	if (wbc->nr_to_write < sbi->s_mb_stream_request) {
-		nr_to_writebump = sbi->s_mb_stream_request - wbc->nr_to_write;
-		wbc->nr_to_write = sbi->s_mb_stream_request;
-	}
 	if (wbc->range_start == 0 && wbc->range_end == LLONG_MAX)
 		range_whole = 1;
 
@@ -2795,6 +2850,36 @@ static int ext4_da_writepages(struct address_space *mapping,
 	} else
 		index = wbc->range_start >> PAGE_CACHE_SHIFT;
 
+	/*
+	 * This works around two forms of stupidity.  The first is in
+	 * the writeback code, which caps the maximum number of pages
+	 * written to be 1024 pages.  This is wrong on multiple
+	 * levels; different architectues have a different page size,
+	 * which changes the maximum amount of data which gets
+	 * written.  Secondly, 4 megabytes is way too small.  XFS
+	 * forces this value to be 16 megabytes by multiplying
+	 * nr_to_write parameter by four, and then relies on its
+	 * allocator to allocate larger extents to make them
+	 * contiguous.  Unfortunately this brings us to the second
+	 * stupidity, which is that ext4's mballoc code only allocates
+	 * at most 2048 blocks.  So we force contiguous writes up to
+	 * the number of dirty blocks in the inode, or
+	 * sbi->max_writeback_mb_bump whichever is smaller.
+	 */
+	max_pages = sbi->s_max_writeback_mb_bump << (20 - PAGE_CACHE_SHIFT);
+	if (!range_cyclic && range_whole)
+		desired_nr_to_write = wbc->nr_to_write * 8;
+	else
+		desired_nr_to_write = ext4_num_dirty_pages(inode, index,
+							   max_pages);
+	if (desired_nr_to_write > max_pages)
+		desired_nr_to_write = max_pages;
+
+	if (wbc->nr_to_write < desired_nr_to_write) {
+		nr_to_writebump = desired_nr_to_write - wbc->nr_to_write;
+		wbc->nr_to_write = desired_nr_to_write;
+	}
+
 	mpd.wbc = wbc;
 	mpd.inode = mapping->host;
 
@@ -2822,10 +2907,9 @@ retry:
 		handle = ext4_journal_start(inode, needed_blocks);
 		if (IS_ERR(handle)) {
 			ret = PTR_ERR(handle);
-			printk(KERN_CRIT "%s: jbd2_start: "
+			ext4_msg(inode->i_sb, KERN_CRIT, "%s: jbd2_start: "
 			       "%ld pages, ino %lu; err %d\n", __func__,
 				wbc->nr_to_write, inode->i_ino, ret);
-			dump_stack();
 			goto out_writepages;
 		}
 
@@ -2897,9 +2981,10 @@ retry:
 		goto retry;
 	}
 	if (pages_skipped != wbc->pages_skipped)
-		printk(KERN_EMERG "This should not happen leaving %s "
-				"with nr_to_write = %ld ret = %d\n",
-				__func__, wbc->nr_to_write, ret);
+		ext4_msg(inode->i_sb, KERN_CRIT,
+			 "This should not happen leaving %s "
+			 "with nr_to_write = %ld ret = %d\n",
+			 __func__, wbc->nr_to_write, ret);
 
 	/* Update index */
 	index += pages_written;
@@ -2914,7 +2999,8 @@ retry:
 out_writepages:
 	if (!no_nrwrite_index_update)
 		wbc->no_nrwrite_index_update = 0;
-	wbc->nr_to_write -= nr_to_writebump;
+	if (wbc->nr_to_write > nr_to_writebump)
+		wbc->nr_to_write -= nr_to_writebump;
 	wbc->range_start = range_start;
 	trace_ext4_da_writepages_result(inode, wbc, ret, pages_written);
 	return ret;
@@ -3272,6 +3358,8 @@ static int ext4_releasepage(struct page *page, gfp_t wait)
 }
 
 /*
+ * O_DIRECT for ext3 (or indirect map) based files
+ *
  * If the O_DIRECT write will extend the file then add this inode to the
  * orphan list.  So recovery will truncate it back to the original size
  * if the machine crashes during the write.
@@ -3280,7 +3368,7 @@ static int ext4_releasepage(struct page *page, gfp_t wait)
  * crashes then stale disk data _may_ be exposed inside the file. But current
  * VFS code falls back into buffered path in that case so we are safe.
  */
-static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb,
+static ssize_t ext4_ind_direct_IO(int rw, struct kiocb *iocb,
 			      const struct iovec *iov, loff_t offset,
 			      unsigned long nr_segs)
 {
@@ -3291,6 +3379,7 @@ static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb,
 	ssize_t ret;
 	int orphan = 0;
 	size_t count = iov_length(iov, nr_segs);
+	int retries = 0;
 
 	if (rw == WRITE) {
 		loff_t final_size = offset + count;
@@ -3313,9 +3402,12 @@ static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb,
 		}
 	}
 
+retry:
 	ret = blockdev_direct_IO(rw, iocb, inode, inode->i_sb->s_bdev, iov,
 				 offset, nr_segs,
 				 ext4_get_block, NULL);
+	if (ret == -ENOSPC && ext4_should_retry_alloc(inode->i_sb, &retries))
+		goto retry;
 
 	if (orphan) {
 		int err;
@@ -3354,6 +3446,364 @@ out:
 	return ret;
 }
 
+static int ext4_get_block_dio_write(struct inode *inode, sector_t iblock,
+		   struct buffer_head *bh_result, int create)
+{
+	handle_t *handle = NULL;
+	int ret = 0;
+	unsigned max_blocks = bh_result->b_size >> inode->i_blkbits;
+	int dio_credits;
+
+	ext4_debug("ext4_get_block_dio_write: inode %lu, create flag %d\n",
+		   inode->i_ino, create);
+	/*
+	 * DIO VFS code passes create = 0 flag for write to
+	 * the middle of file. It does this to avoid block
+	 * allocation for holes, to prevent expose stale data
+	 * out when there is parallel buffered read (which does
+	 * not hold the i_mutex lock) while direct IO write has
+	 * not completed. DIO request on holes finally falls back
+	 * to buffered IO for this reason.
+	 *
+	 * For ext4 extent based file, since we support fallocate,
+	 * new allocated extent as uninitialized, for holes, we
+	 * could fallocate blocks for holes, thus parallel
+	 * buffered IO read will zero out the page when read on
+	 * a hole while parallel DIO write to the hole has not completed.
+	 *
+	 * when we come here, we know it's a direct IO write to
+	 * to the middle of file (<i_size)
+	 * so it's safe to override the create flag from VFS.
+	 */
+	create = EXT4_GET_BLOCKS_DIO_CREATE_EXT;
+
+	if (max_blocks > DIO_MAX_BLOCKS)
+		max_blocks = DIO_MAX_BLOCKS;
+	dio_credits = ext4_chunk_trans_blocks(inode, max_blocks);
+	handle = ext4_journal_start(inode, dio_credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		goto out;
+	}
+	ret = ext4_get_blocks(handle, inode, iblock, max_blocks, bh_result,
+			      create);
+	if (ret > 0) {
+		bh_result->b_size = (ret << inode->i_blkbits);
+		ret = 0;
+	}
+	ext4_journal_stop(handle);
+out:
+	return ret;
+}
+
+static void ext4_free_io_end(ext4_io_end_t *io)
+{
+	BUG_ON(!io);
+	iput(io->inode);
+	kfree(io);
+}
+static void dump_aio_dio_list(struct inode * inode)
+{
+#ifdef	EXT4_DEBUG
+	struct list_head *cur, *before, *after;
+	ext4_io_end_t *io, *io0, *io1;
+
+	if (list_empty(&EXT4_I(inode)->i_aio_dio_complete_list)){
+		ext4_debug("inode %lu aio dio list is empty\n", inode->i_ino);
+		return;
+	}
+
+	ext4_debug("Dump inode %lu aio_dio_completed_IO list \n", inode->i_ino);
+	list_for_each_entry(io, &EXT4_I(inode)->i_aio_dio_complete_list, list){
+		cur = &io->list;
+		before = cur->prev;
+		io0 = container_of(before, ext4_io_end_t, list);
+		after = cur->next;
+		io1 = container_of(after, ext4_io_end_t, list);
+
+		ext4_debug("io 0x%p from inode %lu,prev 0x%p,next 0x%p\n",
+			    io, inode->i_ino, io0, io1);
+	}
+#endif
+}
+
+/*
+ * check a range of space and convert unwritten extents to written.
+ */
+static int ext4_end_aio_dio_nolock(ext4_io_end_t *io)
+{
+	struct inode *inode = io->inode;
+	loff_t offset = io->offset;
+	size_t size = io->size;
+	int ret = 0;
+
+	ext4_debug("end_aio_dio_onlock: io 0x%p from inode %lu,list->next 0x%p,"
+		   "list->prev 0x%p\n",
+	           io, inode->i_ino, io->list.next, io->list.prev);
+
+	if (list_empty(&io->list))
+		return ret;
+
+	if (io->flag != DIO_AIO_UNWRITTEN)
+		return ret;
+
+	if (offset + size <= i_size_read(inode))
+		ret = ext4_convert_unwritten_extents(inode, offset, size);
+
+	if (ret < 0) {
+		printk(KERN_EMERG "%s: failed to convert unwritten"
+			"extents to written extents, error is %d"
+			" io is still on inode %lu aio dio list\n",
+                       __func__, ret, inode->i_ino);
+		return ret;
+	}
+
+	/* clear the DIO AIO unwritten flag */
+	io->flag = 0;
+	return ret;
+}
+/*
+ * work on completed aio dio IO, to convert unwritten extents to extents
+ */
+static void ext4_end_aio_dio_work(struct work_struct *work)
+{
+	ext4_io_end_t *io  = container_of(work, ext4_io_end_t, work);
+	struct inode *inode = io->inode;
+	int ret = 0;
+
+	mutex_lock(&inode->i_mutex);
+	ret = ext4_end_aio_dio_nolock(io);
+	if (ret >= 0) {
+		if (!list_empty(&io->list))
+			list_del_init(&io->list);
+		ext4_free_io_end(io);
+	}
+	mutex_unlock(&inode->i_mutex);
+}
+/*
+ * This function is called from ext4_sync_file().
+ *
+ * When AIO DIO IO is completed, the work to convert unwritten
+ * extents to written is queued on workqueue but may not get immediately
+ * scheduled. When fsync is called, we need to ensure the
+ * conversion is complete before fsync returns.
+ * The inode keeps track of a list of completed AIO from DIO path
+ * that might needs to do the conversion. This function walks through
+ * the list and convert the related unwritten extents to written.
+ */
+int flush_aio_dio_completed_IO(struct inode *inode)
+{
+	ext4_io_end_t *io;
+	int ret = 0;
+	int ret2 = 0;
+
+	if (list_empty(&EXT4_I(inode)->i_aio_dio_complete_list))
+		return ret;
+
+	dump_aio_dio_list(inode);
+	while (!list_empty(&EXT4_I(inode)->i_aio_dio_complete_list)){
+		io = list_entry(EXT4_I(inode)->i_aio_dio_complete_list.next,
+				ext4_io_end_t, list);
+		/*
+		 * Calling ext4_end_aio_dio_nolock() to convert completed
+		 * IO to written.
+		 *
+		 * When ext4_sync_file() is called, run_queue() may already
+		 * about to flush the work corresponding to this io structure.
+		 * It will be upset if it founds the io structure related
+		 * to the work-to-be schedule is freed.
+		 *
+		 * Thus we need to keep the io structure still valid here after
+		 * convertion finished. The io structure has a flag to
+		 * avoid double converting from both fsync and background work
+		 * queue work.
+		 */
+		ret = ext4_end_aio_dio_nolock(io);
+		if (ret < 0)
+			ret2 = ret;
+		else
+			list_del_init(&io->list);
+	}
+	return (ret2 < 0) ? ret2 : 0;
+}
+
+static ext4_io_end_t *ext4_init_io_end (struct inode *inode)
+{
+	ext4_io_end_t *io = NULL;
+
+	io = kmalloc(sizeof(*io), GFP_NOFS);
+
+	if (io) {
+		igrab(inode);
+		io->inode = inode;
+		io->flag = 0;
+		io->offset = 0;
+		io->size = 0;
+		io->error = 0;
+		INIT_WORK(&io->work, ext4_end_aio_dio_work);
+		INIT_LIST_HEAD(&io->list);
+	}
+
+	return io;
+}
+
+static void ext4_end_io_dio(struct kiocb *iocb, loff_t offset,
+			    ssize_t size, void *private)
+{
+        ext4_io_end_t *io_end = iocb->private;
+	struct workqueue_struct *wq;
+
+	/* if not async direct IO or dio with 0 bytes write, just return */
+	if (!io_end || !size)
+		return;
+
+	ext_debug("ext4_end_io_dio(): io_end 0x%p"
+		  "for inode %lu, iocb 0x%p, offset %llu, size %llu\n",
+ 		  iocb->private, io_end->inode->i_ino, iocb, offset,
+		  size);
+
+	/* if not aio dio with unwritten extents, just free io and return */
+	if (io_end->flag != DIO_AIO_UNWRITTEN){
+		ext4_free_io_end(io_end);
+		iocb->private = NULL;
+		return;
+	}
+
+	io_end->offset = offset;
+	io_end->size = size;
+	wq = EXT4_SB(io_end->inode->i_sb)->dio_unwritten_wq;
+
+	/* queue the work to convert unwritten extents to written */
+	queue_work(wq, &io_end->work);
+
+	/* Add the io_end to per-inode completed aio dio list*/
+	list_add_tail(&io_end->list,
+		 &EXT4_I(io_end->inode)->i_aio_dio_complete_list);
+	iocb->private = NULL;
+}
+/*
+ * For ext4 extent files, ext4 will do direct-io write to holes,
+ * preallocated extents, and those write extend the file, no need to
+ * fall back to buffered IO.
+ *
+ * For holes, we fallocate those blocks, mark them as unintialized
+ * If those blocks were preallocated, we mark sure they are splited, but
+ * still keep the range to write as unintialized.
+ *
+ * The unwrritten extents will be converted to written when DIO is completed.
+ * For async direct IO, since the IO may still pending when return, we
+ * set up an end_io call back function, which will do the convertion
+ * when async direct IO completed.
+ *
+ * If the O_DIRECT write will extend the file then add this inode to the
+ * orphan list.  So recovery will truncate it back to the original size
+ * if the machine crashes during the write.
+ *
+ */
+static ssize_t ext4_ext_direct_IO(int rw, struct kiocb *iocb,
+			      const struct iovec *iov, loff_t offset,
+			      unsigned long nr_segs)
+{
+	struct file *file = iocb->ki_filp;
+	struct inode *inode = file->f_mapping->host;
+	ssize_t ret;
+	size_t count = iov_length(iov, nr_segs);
+
+	loff_t final_size = offset + count;
+	if (rw == WRITE && final_size <= inode->i_size) {
+		/*
+ 		 * We could direct write to holes and fallocate.
+		 *
+ 		 * Allocated blocks to fill the hole are marked as uninitialized
+ 		 * to prevent paralel buffered read to expose the stale data
+ 		 * before DIO complete the data IO.
+		 *
+ 		 * As to previously fallocated extents, ext4 get_block
+ 		 * will just simply mark the buffer mapped but still
+ 		 * keep the extents uninitialized.
+ 		 *
+		 * for non AIO case, we will convert those unwritten extents
+		 * to written after return back from blockdev_direct_IO.
+		 *
+		 * for async DIO, the conversion needs to be defered when
+		 * the IO is completed. The ext4 end_io callback function
+		 * will be called to take care of the conversion work.
+		 * Here for async case, we allocate an io_end structure to
+		 * hook to the iocb.
+ 		 */
+		iocb->private = NULL;
+		EXT4_I(inode)->cur_aio_dio = NULL;
+		if (!is_sync_kiocb(iocb)) {
+			iocb->private = ext4_init_io_end(inode);
+			if (!iocb->private)
+				return -ENOMEM;
+			/*
+			 * we save the io structure for current async
+			 * direct IO, so that later ext4_get_blocks()
+			 * could flag the io structure whether there
+			 * is a unwritten extents needs to be converted
+			 * when IO is completed.
+			 */
+			EXT4_I(inode)->cur_aio_dio = iocb->private;
+		}
+
+		ret = blockdev_direct_IO(rw, iocb, inode,
+					 inode->i_sb->s_bdev, iov,
+					 offset, nr_segs,
+					 ext4_get_block_dio_write,
+					 ext4_end_io_dio);
+		if (iocb->private)
+			EXT4_I(inode)->cur_aio_dio = NULL;
+		/*
+		 * The io_end structure takes a reference to the inode,
+		 * that structure needs to be destroyed and the
+		 * reference to the inode need to be dropped, when IO is
+		 * complete, even with 0 byte write, or failed.
+		 *
+		 * In the successful AIO DIO case, the io_end structure will be
+		 * desctroyed and the reference to the inode will be dropped
+		 * after the end_io call back function is called.
+		 *
+		 * In the case there is 0 byte write, or error case, since
+		 * VFS direct IO won't invoke the end_io call back function,
+		 * we need to free the end_io structure here.
+		 */
+		if (ret != -EIOCBQUEUED && ret <= 0 && iocb->private) {
+			ext4_free_io_end(iocb->private);
+			iocb->private = NULL;
+		} else if (ret > 0 && (EXT4_I(inode)->i_state &
+				       EXT4_STATE_DIO_UNWRITTEN)) {
+			int err;
+			/*
+			 * for non AIO case, since the IO is already
+			 * completed, we could do the convertion right here
+			 */
+			err = ext4_convert_unwritten_extents(inode,
+							     offset, ret);
+			if (err < 0)
+				ret = err;
+			EXT4_I(inode)->i_state &= ~EXT4_STATE_DIO_UNWRITTEN;
+		}
+		return ret;
+	}
+
+	/* for write the the end of file case, we fall back to old way */
+	return ext4_ind_direct_IO(rw, iocb, iov, offset, nr_segs);
+}
+
+static ssize_t ext4_direct_IO(int rw, struct kiocb *iocb,
+			      const struct iovec *iov, loff_t offset,
+			      unsigned long nr_segs)
+{
+	struct file *file = iocb->ki_filp;
+	struct inode *inode = file->f_mapping->host;
+
+	if (EXT4_I(inode)->i_flags & EXT4_EXTENTS_FL)
+		return ext4_ext_direct_IO(rw, iocb, iov, offset, nr_segs);
+
+	return ext4_ind_direct_IO(rw, iocb, iov, offset, nr_segs);
+}
+
 /*
  * Pages can be marked dirty completely asynchronously from ext4's journalling
  * activity.  By filemap_sync_pte(), try_to_unmap_one(), etc.  We cannot do
@@ -3386,6 +3836,7 @@ static const struct address_space_operations ext4_ordered_aops = {
 	.direct_IO		= ext4_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 static const struct address_space_operations ext4_writeback_aops = {
@@ -3401,6 +3852,7 @@ static const struct address_space_operations ext4_writeback_aops = {
 	.direct_IO		= ext4_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 static const struct address_space_operations ext4_journalled_aops = {
@@ -3415,6 +3867,7 @@ static const struct address_space_operations ext4_journalled_aops = {
 	.invalidatepage		= ext4_invalidatepage,
 	.releasepage		= ext4_releasepage,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 static const struct address_space_operations ext4_da_aops = {
@@ -3431,6 +3884,7 @@ static const struct address_space_operations ext4_da_aops = {
 	.direct_IO		= ext4_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
 
 void ext4_set_aops(struct inode *inode)
@@ -4547,8 +5001,7 @@ static int ext4_inode_blocks_set(handle_t *handle,
  */
 static int ext4_do_update_inode(handle_t *handle,
 				struct inode *inode,
-				struct ext4_iloc *iloc,
-				int do_sync)
+				struct ext4_iloc *iloc)
 {
 	struct ext4_inode *raw_inode = ext4_raw_inode(iloc);
 	struct ext4_inode_info *ei = EXT4_I(inode);
@@ -4649,22 +5102,10 @@ static int ext4_do_update_inode(handle_t *handle,
 		raw_inode->i_extra_isize = cpu_to_le16(ei->i_extra_isize);
 	}
 
-	/*
-	 * If we're not using a journal and we were called from
-	 * ext4_write_inode() to sync the inode (making do_sync true),
-	 * we can just use sync_dirty_buffer() directly to do our dirty
-	 * work.  Testing s_journal here is a bit redundant but it's
-	 * worth it to avoid potential future trouble.
-	 */
-	if (EXT4_SB(inode->i_sb)->s_journal == NULL && do_sync) {
-		BUFFER_TRACE(bh, "call sync_dirty_buffer");
-		sync_dirty_buffer(bh);
-	} else {
-		BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
-		rc = ext4_handle_dirty_metadata(handle, inode, bh);
-		if (!err)
-			err = rc;
-	}
+	BUFFER_TRACE(bh, "call ext4_handle_dirty_metadata");
+	rc = ext4_handle_dirty_metadata(handle, inode, bh);
+	if (!err)
+		err = rc;
 	ei->i_state &= ~EXT4_STATE_NEW;
 
 out_brelse:
@@ -4732,8 +5173,16 @@ int ext4_write_inode(struct inode *inode, int wait)
 		err = ext4_get_inode_loc(inode, &iloc);
 		if (err)
 			return err;
-		err = ext4_do_update_inode(EXT4_NOJOURNAL_HANDLE,
-					   inode, &iloc, wait);
+		if (wait)
+			sync_dirty_buffer(iloc.bh);
+		if (buffer_req(iloc.bh) && !buffer_uptodate(iloc.bh)) {
+			ext4_error(inode->i_sb, __func__,
+				   "IO error syncing inode, "
+				   "inode=%lu, block=%llu",
+				   inode->i_ino,
+				   (unsigned long long)iloc.bh->b_blocknr);
+			err = -EIO;
+		}
 	}
 	return err;
 }
@@ -5029,7 +5478,7 @@ int ext4_mark_iloc_dirty(handle_t *handle,
 	get_bh(iloc->bh);
 
 	/* ext4_do_update_inode() does jbd2_journal_dirty_metadata */
-	err = ext4_do_update_inode(handle, inode, iloc, 0);
+	err = ext4_do_update_inode(handle, inode, iloc);
 	put_bh(iloc->bh);
 	return err;
 }
@@ -5173,27 +5622,14 @@ int ext4_mark_inode_dirty(handle_t *handle, struct inode *inode)
  */
 void ext4_dirty_inode(struct inode *inode)
 {
-	handle_t *current_handle = ext4_journal_current_handle();
 	handle_t *handle;
 
-	if (!ext4_handle_valid(current_handle)) {
-		ext4_mark_inode_dirty(current_handle, inode);
-		return;
-	}
-
 	handle = ext4_journal_start(inode, 2);
 	if (IS_ERR(handle))
 		goto out;
-	if (current_handle &&
-		current_handle->h_transaction != handle->h_transaction) {
-		/* This task has a transaction open against a different fs */
-		printk(KERN_EMERG "%s: transactions do not match!\n",
-		       __func__);
-	} else {
-		jbd_debug(5, "marking dirty.  outer handle=%p\n",
-				current_handle);
-		ext4_mark_inode_dirty(handle, inode);
-	}
+
+	ext4_mark_inode_dirty(handle, inode);
+
 	ext4_journal_stop(handle);
 out:
 	return;
diff --git a/fs/ext4/mballoc.c b/fs/ext4/mballoc.c
index e9c61896d605..bba12824defa 100644
--- a/fs/ext4/mballoc.c
+++ b/fs/ext4/mballoc.c
@@ -2096,207 +2096,6 @@ out:
 	return err;
 }
 
-#ifdef EXT4_MB_HISTORY
-struct ext4_mb_proc_session {
-	struct ext4_mb_history *history;
-	struct super_block *sb;
-	int start;
-	int max;
-};
-
-static void *ext4_mb_history_skip_empty(struct ext4_mb_proc_session *s,
-					struct ext4_mb_history *hs,
-					int first)
-{
-	if (hs == s->history + s->max)
-		hs = s->history;
-	if (!first && hs == s->history + s->start)
-		return NULL;
-	while (hs->orig.fe_len == 0) {
-		hs++;
-		if (hs == s->history + s->max)
-			hs = s->history;
-		if (hs == s->history + s->start)
-			return NULL;
-	}
-	return hs;
-}
-
-static void *ext4_mb_seq_history_start(struct seq_file *seq, loff_t *pos)
-{
-	struct ext4_mb_proc_session *s = seq->private;
-	struct ext4_mb_history *hs;
-	int l = *pos;
-
-	if (l == 0)
-		return SEQ_START_TOKEN;
-	hs = ext4_mb_history_skip_empty(s, s->history + s->start, 1);
-	if (!hs)
-		return NULL;
-	while (--l && (hs = ext4_mb_history_skip_empty(s, ++hs, 0)) != NULL);
-	return hs;
-}
-
-static void *ext4_mb_seq_history_next(struct seq_file *seq, void *v,
-				      loff_t *pos)
-{
-	struct ext4_mb_proc_session *s = seq->private;
-	struct ext4_mb_history *hs = v;
-
-	++*pos;
-	if (v == SEQ_START_TOKEN)
-		return ext4_mb_history_skip_empty(s, s->history + s->start, 1);
-	else
-		return ext4_mb_history_skip_empty(s, ++hs, 0);
-}
-
-static int ext4_mb_seq_history_show(struct seq_file *seq, void *v)
-{
-	char buf[25], buf2[25], buf3[25], *fmt;
-	struct ext4_mb_history *hs = v;
-
-	if (v == SEQ_START_TOKEN) {
-		seq_printf(seq, "%-5s %-8s %-23s %-23s %-23s %-5s "
-				"%-5s %-2s %-6s %-5s %-5s %-6s\n",
-			  "pid", "inode", "original", "goal", "result", "found",
-			   "grps", "cr", "flags", "merge", "tail", "broken");
-		return 0;
-	}
-
-	if (hs->op == EXT4_MB_HISTORY_ALLOC) {
-		fmt = "%-5u %-8u %-23s %-23s %-23s %-5u %-5u %-2u "
-			"0x%04x %-5s %-5u %-6u\n";
-		sprintf(buf2, "%u/%d/%u@%u", hs->result.fe_group,
-			hs->result.fe_start, hs->result.fe_len,
-			hs->result.fe_logical);
-		sprintf(buf, "%u/%d/%u@%u", hs->orig.fe_group,
-			hs->orig.fe_start, hs->orig.fe_len,
-			hs->orig.fe_logical);
-		sprintf(buf3, "%u/%d/%u@%u", hs->goal.fe_group,
-			hs->goal.fe_start, hs->goal.fe_len,
-			hs->goal.fe_logical);
-		seq_printf(seq, fmt, hs->pid, hs->ino, buf, buf3, buf2,
-				hs->found, hs->groups, hs->cr, hs->flags,
-				hs->merged ? "M" : "", hs->tail,
-				hs->buddy ? 1 << hs->buddy : 0);
-	} else if (hs->op == EXT4_MB_HISTORY_PREALLOC) {
-		fmt = "%-5u %-8u %-23s %-23s %-23s\n";
-		sprintf(buf2, "%u/%d/%u@%u", hs->result.fe_group,
-			hs->result.fe_start, hs->result.fe_len,
-			hs->result.fe_logical);
-		sprintf(buf, "%u/%d/%u@%u", hs->orig.fe_group,
-			hs->orig.fe_start, hs->orig.fe_len,
-			hs->orig.fe_logical);
-		seq_printf(seq, fmt, hs->pid, hs->ino, buf, "", buf2);
-	} else if (hs->op == EXT4_MB_HISTORY_DISCARD) {
-		sprintf(buf2, "%u/%d/%u", hs->result.fe_group,
-			hs->result.fe_start, hs->result.fe_len);
-		seq_printf(seq, "%-5u %-8u %-23s discard\n",
-				hs->pid, hs->ino, buf2);
-	} else if (hs->op == EXT4_MB_HISTORY_FREE) {
-		sprintf(buf2, "%u/%d/%u", hs->result.fe_group,
-			hs->result.fe_start, hs->result.fe_len);
-		seq_printf(seq, "%-5u %-8u %-23s free\n",
-				hs->pid, hs->ino, buf2);
-	}
-	return 0;
-}
-
-static void ext4_mb_seq_history_stop(struct seq_file *seq, void *v)
-{
-}
-
-static const struct seq_operations ext4_mb_seq_history_ops = {
-	.start  = ext4_mb_seq_history_start,
-	.next   = ext4_mb_seq_history_next,
-	.stop   = ext4_mb_seq_history_stop,
-	.show   = ext4_mb_seq_history_show,
-};
-
-static int ext4_mb_seq_history_open(struct inode *inode, struct file *file)
-{
-	struct super_block *sb = PDE(inode)->data;
-	struct ext4_sb_info *sbi = EXT4_SB(sb);
-	struct ext4_mb_proc_session *s;
-	int rc;
-	int size;
-
-	if (unlikely(sbi->s_mb_history == NULL))
-		return -ENOMEM;
-	s = kmalloc(sizeof(*s), GFP_KERNEL);
-	if (s == NULL)
-		return -ENOMEM;
-	s->sb = sb;
-	size = sizeof(struct ext4_mb_history) * sbi->s_mb_history_max;
-	s->history = kmalloc(size, GFP_KERNEL);
-	if (s->history == NULL) {
-		kfree(s);
-		return -ENOMEM;
-	}
-
-	spin_lock(&sbi->s_mb_history_lock);
-	memcpy(s->history, sbi->s_mb_history, size);
-	s->max = sbi->s_mb_history_max;
-	s->start = sbi->s_mb_history_cur % s->max;
-	spin_unlock(&sbi->s_mb_history_lock);
-
-	rc = seq_open(file, &ext4_mb_seq_history_ops);
-	if (rc == 0) {
-		struct seq_file *m = (struct seq_file *)file->private_data;
-		m->private = s;
-	} else {
-		kfree(s->history);
-		kfree(s);
-	}
-	return rc;
-
-}
-
-static int ext4_mb_seq_history_release(struct inode *inode, struct file *file)
-{
-	struct seq_file *seq = (struct seq_file *)file->private_data;
-	struct ext4_mb_proc_session *s = seq->private;
-	kfree(s->history);
-	kfree(s);
-	return seq_release(inode, file);
-}
-
-static ssize_t ext4_mb_seq_history_write(struct file *file,
-				const char __user *buffer,
-				size_t count, loff_t *ppos)
-{
-	struct seq_file *seq = (struct seq_file *)file->private_data;
-	struct ext4_mb_proc_session *s = seq->private;
-	struct super_block *sb = s->sb;
-	char str[32];
-	int value;
-
-	if (count >= sizeof(str)) {
-		printk(KERN_ERR "EXT4-fs: %s string too long, max %u bytes\n",
-				"mb_history", (int)sizeof(str));
-		return -EOVERFLOW;
-	}
-
-	if (copy_from_user(str, buffer, count))
-		return -EFAULT;
-
-	value = simple_strtol(str, NULL, 0);
-	if (value < 0)
-		return -ERANGE;
-	EXT4_SB(sb)->s_mb_history_filter = value;
-
-	return count;
-}
-
-static const struct file_operations ext4_mb_seq_history_fops = {
-	.owner		= THIS_MODULE,
-	.open		= ext4_mb_seq_history_open,
-	.read		= seq_read,
-	.write		= ext4_mb_seq_history_write,
-	.llseek		= seq_lseek,
-	.release	= ext4_mb_seq_history_release,
-};
-
 static void *ext4_mb_seq_groups_start(struct seq_file *seq, loff_t *pos)
 {
 	struct super_block *sb = seq->private;
@@ -2396,82 +2195,6 @@ static const struct file_operations ext4_mb_seq_groups_fops = {
 	.release	= seq_release,
 };
 
-static void ext4_mb_history_release(struct super_block *sb)
-{
-	struct ext4_sb_info *sbi = EXT4_SB(sb);
-
-	if (sbi->s_proc != NULL) {
-		remove_proc_entry("mb_groups", sbi->s_proc);
-		if (sbi->s_mb_history_max)
-			remove_proc_entry("mb_history", sbi->s_proc);
-	}
-	kfree(sbi->s_mb_history);
-}
-
-static void ext4_mb_history_init(struct super_block *sb)
-{
-	struct ext4_sb_info *sbi = EXT4_SB(sb);
-	int i;
-
-	if (sbi->s_proc != NULL) {
-		if (sbi->s_mb_history_max)
-			proc_create_data("mb_history", S_IRUGO, sbi->s_proc,
-					 &ext4_mb_seq_history_fops, sb);
-		proc_create_data("mb_groups", S_IRUGO, sbi->s_proc,
-				 &ext4_mb_seq_groups_fops, sb);
-	}
-
-	sbi->s_mb_history_cur = 0;
-	spin_lock_init(&sbi->s_mb_history_lock);
-	i = sbi->s_mb_history_max * sizeof(struct ext4_mb_history);
-	sbi->s_mb_history = i ? kzalloc(i, GFP_KERNEL) : NULL;
-	/* if we can't allocate history, then we simple won't use it */
-}
-
-static noinline_for_stack void
-ext4_mb_store_history(struct ext4_allocation_context *ac)
-{
-	struct ext4_sb_info *sbi = EXT4_SB(ac->ac_sb);
-	struct ext4_mb_history h;
-
-	if (sbi->s_mb_history == NULL)
-		return;
-
-	if (!(ac->ac_op & sbi->s_mb_history_filter))
-		return;
-
-	h.op = ac->ac_op;
-	h.pid = current->pid;
-	h.ino = ac->ac_inode ? ac->ac_inode->i_ino : 0;
-	h.orig = ac->ac_o_ex;
-	h.result = ac->ac_b_ex;
-	h.flags = ac->ac_flags;
-	h.found = ac->ac_found;
-	h.groups = ac->ac_groups_scanned;
-	h.cr = ac->ac_criteria;
-	h.tail = ac->ac_tail;
-	h.buddy = ac->ac_buddy;
-	h.merged = 0;
-	if (ac->ac_op == EXT4_MB_HISTORY_ALLOC) {
-		if (ac->ac_g_ex.fe_start == ac->ac_b_ex.fe_start &&
-				ac->ac_g_ex.fe_group == ac->ac_b_ex.fe_group)
-			h.merged = 1;
-		h.goal = ac->ac_g_ex;
-		h.result = ac->ac_f_ex;
-	}
-
-	spin_lock(&sbi->s_mb_history_lock);
-	memcpy(sbi->s_mb_history + sbi->s_mb_history_cur, &h, sizeof(h));
-	if (++sbi->s_mb_history_cur >= sbi->s_mb_history_max)
-		sbi->s_mb_history_cur = 0;
-	spin_unlock(&sbi->s_mb_history_lock);
-}
-
-#else
-#define ext4_mb_history_release(sb)
-#define ext4_mb_history_init(sb)
-#endif
-
 
 /* Create and initialize ext4_group_info data for the given group. */
 int ext4_mb_add_groupinfo(struct super_block *sb, ext4_group_t group,
@@ -2690,7 +2413,6 @@ int ext4_mb_init(struct super_block *sb, int needs_recovery)
 	sbi->s_mb_stats = MB_DEFAULT_STATS;
 	sbi->s_mb_stream_request = MB_DEFAULT_STREAM_THRESHOLD;
 	sbi->s_mb_order2_reqs = MB_DEFAULT_ORDER2_REQS;
-	sbi->s_mb_history_filter = EXT4_MB_HISTORY_DEFAULT;
 	sbi->s_mb_group_prealloc = MB_DEFAULT_GROUP_PREALLOC;
 
 	sbi->s_locality_groups = alloc_percpu(struct ext4_locality_group);
@@ -2708,12 +2430,12 @@ int ext4_mb_init(struct super_block *sb, int needs_recovery)
 		spin_lock_init(&lg->lg_prealloc_lock);
 	}
 
-	ext4_mb_history_init(sb);
+	if (sbi->s_proc)
+		proc_create_data("mb_groups", S_IRUGO, sbi->s_proc,
+				 &ext4_mb_seq_groups_fops, sb);
 
 	if (sbi->s_journal)
 		sbi->s_journal->j_commit_callback = release_blocks_on_commit;
-
-	printk(KERN_INFO "EXT4-fs: mballoc enabled\n");
 	return 0;
 }
 
@@ -2790,7 +2512,8 @@ int ext4_mb_release(struct super_block *sb)
 	}
 
 	free_percpu(sbi->s_locality_groups);
-	ext4_mb_history_release(sb);
+	if (sbi->s_proc)
+		remove_proc_entry("mb_groups", sbi->s_proc);
 
 	return 0;
 }
@@ -3276,7 +2999,10 @@ static void ext4_mb_collect_stats(struct ext4_allocation_context *ac)
 			atomic_inc(&sbi->s_bal_breaks);
 	}
 
-	ext4_mb_store_history(ac);
+	if (ac->ac_op == EXT4_MB_HISTORY_ALLOC)
+		trace_ext4_mballoc_alloc(ac);
+	else
+		trace_ext4_mballoc_prealloc(ac);
 }
 
 /*
@@ -3776,7 +3502,6 @@ ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh,
 	if (ac) {
 		ac->ac_sb = sb;
 		ac->ac_inode = pa->pa_inode;
-		ac->ac_op = EXT4_MB_HISTORY_DISCARD;
 	}
 
 	while (bit < end) {
@@ -3796,7 +3521,7 @@ ext4_mb_release_inode_pa(struct ext4_buddy *e4b, struct buffer_head *bitmap_bh,
 			ac->ac_b_ex.fe_start = bit;
 			ac->ac_b_ex.fe_len = next - bit;
 			ac->ac_b_ex.fe_logical = 0;
-			ext4_mb_store_history(ac);
+			trace_ext4_mballoc_discard(ac);
 		}
 
 		trace_ext4_mb_release_inode_pa(ac, pa, grp_blk_start + bit,
@@ -3831,9 +3556,6 @@ ext4_mb_release_group_pa(struct ext4_buddy *e4b,
 	ext4_group_t group;
 	ext4_grpblk_t bit;
 
-	if (ac)
-		ac->ac_op = EXT4_MB_HISTORY_DISCARD;
-
 	trace_ext4_mb_release_group_pa(ac, pa);
 	BUG_ON(pa->pa_deleted == 0);
 	ext4_get_group_no_and_offset(sb, pa->pa_pstart, &group, &bit);
@@ -3848,7 +3570,7 @@ ext4_mb_release_group_pa(struct ext4_buddy *e4b,
 		ac->ac_b_ex.fe_start = bit;
 		ac->ac_b_ex.fe_len = pa->pa_len;
 		ac->ac_b_ex.fe_logical = 0;
-		ext4_mb_store_history(ac);
+		trace_ext4_mballoc_discard(ac);
 	}
 
 	return 0;
@@ -4189,7 +3911,6 @@ static void ext4_mb_group_or_file(struct ext4_allocation_context *ac)
 	size = ac->ac_o_ex.fe_logical + ac->ac_o_ex.fe_len;
 	isize = (i_size_read(ac->ac_inode) + ac->ac_sb->s_blocksize - 1)
 		>> bsbits;
-	size = max(size, isize);
 
 	if ((size == isize) &&
 	    !ext4_fs_is_busy(sbi) &&
@@ -4199,6 +3920,7 @@ static void ext4_mb_group_or_file(struct ext4_allocation_context *ac)
 	}
 
 	/* don't use group allocation for large files */
+	size = max(size, isize);
 	if (size >= sbi->s_mb_stream_request) {
 		ac->ac_flags |= EXT4_MB_STREAM_ALLOC;
 		return;
@@ -4739,7 +4461,6 @@ void ext4_mb_free_blocks(handle_t *handle, struct inode *inode,
 
 	ac = kmem_cache_alloc(ext4_ac_cachep, GFP_NOFS);
 	if (ac) {
-		ac->ac_op = EXT4_MB_HISTORY_FREE;
 		ac->ac_inode = inode;
 		ac->ac_sb = sb;
 	}
@@ -4806,7 +4527,7 @@ do_more:
 		ac->ac_b_ex.fe_group = block_group;
 		ac->ac_b_ex.fe_start = bit;
 		ac->ac_b_ex.fe_len = count;
-		ext4_mb_store_history(ac);
+		trace_ext4_mballoc_free(ac);
 	}
 
 	err = ext4_mb_load_buddy(sb, block_group, &e4b);
diff --git a/fs/ext4/mballoc.h b/fs/ext4/mballoc.h
index 188d3d709b24..0ca811061bc7 100644
--- a/fs/ext4/mballoc.h
+++ b/fs/ext4/mballoc.h
@@ -52,18 +52,8 @@ extern u8 mb_enable_debug;
 #define mb_debug(n, fmt, a...)
 #endif
 
-/*
- * with EXT4_MB_HISTORY mballoc stores last N allocations in memory
- * and you can monitor it in /proc/fs/ext4/<dev>/mb_history
- */
-#define EXT4_MB_HISTORY
 #define EXT4_MB_HISTORY_ALLOC		1	/* allocation */
 #define EXT4_MB_HISTORY_PREALLOC	2	/* preallocated blocks used */
-#define EXT4_MB_HISTORY_DISCARD		4	/* preallocation discarded */
-#define EXT4_MB_HISTORY_FREE		8	/* free */
-
-#define EXT4_MB_HISTORY_DEFAULT		(EXT4_MB_HISTORY_ALLOC | \
-					 EXT4_MB_HISTORY_PREALLOC)
 
 /*
  * How long mballoc can look for a best extent (in found extents)
@@ -84,7 +74,7 @@ extern u8 mb_enable_debug;
  * with 'ext4_mb_stats' allocator will collect stats that will be
  * shown at umount. The collecting costs though!
  */
-#define MB_DEFAULT_STATS		1
+#define MB_DEFAULT_STATS		0
 
 /*
  * files smaller than MB_DEFAULT_STREAM_THRESHOLD are served
@@ -217,22 +207,6 @@ struct ext4_allocation_context {
 #define AC_STATUS_FOUND		2
 #define AC_STATUS_BREAK		3
 
-struct ext4_mb_history {
-	struct ext4_free_extent orig;	/* orig allocation */
-	struct ext4_free_extent goal;	/* goal allocation */
-	struct ext4_free_extent result;	/* result allocation */
-	unsigned pid;
-	unsigned ino;
-	__u16 found;	/* how many extents have been found */
-	__u16 groups;	/* how many groups have been scanned */
-	__u16 tail;	/* what tail broke some buddy */
-	__u16 buddy;	/* buddy the tail ^^^ broke */
-	__u16 flags;
-	__u8 cr:3;	/* which phase the result extent was found at */
-	__u8 op:4;
-	__u8 merged:1;
-};
-
 struct ext4_buddy {
 	struct page *bd_buddy_page;
 	void *bd_buddy;
@@ -247,13 +221,6 @@ struct ext4_buddy {
 #define EXT4_MB_BITMAP(e4b)	((e4b)->bd_bitmap)
 #define EXT4_MB_BUDDY(e4b)	((e4b)->bd_buddy)
 
-#ifndef EXT4_MB_HISTORY
-static inline void ext4_mb_store_history(struct ext4_allocation_context *ac)
-{
-	return;
-}
-#endif
-
 #define in_range(b, first, len)	((b) >= (first) && (b) <= (first) + (len) - 1)
 
 static inline ext4_fsblk_t ext4_grp_offs_to_block(struct super_block *sb,
diff --git a/fs/ext4/migrate.c b/fs/ext4/migrate.c
index bf519f239ae6..a93d5b80f3e2 100644
--- a/fs/ext4/migrate.c
+++ b/fs/ext4/migrate.c
@@ -75,7 +75,7 @@ static int finish_range(handle_t *handle, struct inode *inode,
 				goto err_out;
 		}
 	}
-	retval = ext4_ext_insert_extent(handle, inode, path, &newext);
+	retval = ext4_ext_insert_extent(handle, inode, path, &newext, 0);
 err_out:
 	if (path) {
 		ext4_ext_drop_refs(path);
diff --git a/fs/ext4/move_extent.c b/fs/ext4/move_extent.c
index c07a2915e40b..25b6b1457360 100644
--- a/fs/ext4/move_extent.c
+++ b/fs/ext4/move_extent.c
@@ -322,7 +322,7 @@ mext_insert_across_blocks(handle_t *handle, struct inode *orig_inode,
 			goto out;
 
 		if (ext4_ext_insert_extent(handle, orig_inode,
-					orig_path, new_ext))
+					orig_path, new_ext, 0))
 			goto out;
 	}
 
@@ -333,7 +333,7 @@ mext_insert_across_blocks(handle_t *handle, struct inode *orig_inode,
 			goto out;
 
 		if (ext4_ext_insert_extent(handle, orig_inode,
-					   orig_path, end_ext))
+					   orig_path, end_ext, 0))
 			goto out;
 	}
 out:
@@ -1001,14 +1001,6 @@ mext_check_arguments(struct inode *orig_inode,
 		return -EINVAL;
 	}
 
-	/* orig and donor should be different file */
-	if (orig_inode->i_ino == donor_inode->i_ino) {
-		ext4_debug("ext4 move extent: The argument files should not "
-			"be same file [ino:orig %lu, donor %lu]\n",
-			orig_inode->i_ino, donor_inode->i_ino);
-		return -EINVAL;
-	}
-
 	/* Ext4 move extent supports only extent based file */
 	if (!(EXT4_I(orig_inode)->i_flags & EXT4_EXTENTS_FL)) {
 		ext4_debug("ext4 move extent: orig file is not extents "
@@ -1232,6 +1224,14 @@ ext4_move_extents(struct file *o_filp, struct file *d_filp,
 	int block_len_in_page;
 	int uninit;
 
+	/* orig and donor should be different file */
+	if (orig_inode->i_ino == donor_inode->i_ino) {
+		ext4_debug("ext4 move extent: The argument files should not "
+			"be same file [ino:orig %lu, donor %lu]\n",
+			orig_inode->i_ino, donor_inode->i_ino);
+		return -EINVAL;
+	}
+
 	/* protect orig and donor against a truncate */
 	ret1 = mext_inode_double_lock(orig_inode, donor_inode);
 	if (ret1 < 0)
diff --git a/fs/ext4/namei.c b/fs/ext4/namei.c
index 42f81d285cd5..6d2c1b897fc7 100644
--- a/fs/ext4/namei.c
+++ b/fs/ext4/namei.c
@@ -1518,12 +1518,8 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
 			return retval;
 
 		if (blocks == 1 && !dx_fallback &&
-		    EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_DIR_INDEX)) {
-			retval = make_indexed_dir(handle, dentry, inode, bh);
-			if (retval == -ENOSPC)
-				brelse(bh);
-			return retval;
-		}
+		    EXT4_HAS_COMPAT_FEATURE(sb, EXT4_FEATURE_COMPAT_DIR_INDEX))
+			return make_indexed_dir(handle, dentry, inode, bh);
 		brelse(bh);
 	}
 	bh = ext4_append(handle, dir, &block, &retval);
@@ -1532,10 +1528,7 @@ static int ext4_add_entry(handle_t *handle, struct dentry *dentry,
 	de = (struct ext4_dir_entry_2 *) bh->b_data;
 	de->inode = 0;
 	de->rec_len = ext4_rec_len_to_disk(blocksize, blocksize);
-	retval = add_dirent_to_buf(handle, dentry, inode, de, bh);
-	if (retval == -ENOSPC)
-		brelse(bh);
-	return retval;
+	return add_dirent_to_buf(handle, dentry, inode, de, bh);
 }
 
 /*
@@ -1664,8 +1657,7 @@ static int ext4_dx_add_entry(handle_t *handle, struct dentry *dentry,
 	if (!de)
 		goto cleanup;
 	err = add_dirent_to_buf(handle, dentry, inode, de, bh);
-	if (err != -ENOSPC)
-		bh = NULL;
+	bh = NULL;
 	goto cleanup;
 
 journal_error:
@@ -2076,7 +2068,8 @@ int ext4_orphan_del(handle_t *handle, struct inode *inode)
 	struct ext4_iloc iloc;
 	int err = 0;
 
-	if (!ext4_handle_valid(handle))
+	/* ext4_handle_valid() assumes a valid handle_t pointer */
+	if (handle && !ext4_handle_valid(handle))
 		return 0;
 
 	mutex_lock(&EXT4_SB(inode->i_sb)->s_orphan_lock);
diff --git a/fs/ext4/super.c b/fs/ext4/super.c
index a6b1ab734728..d4ca92aab514 100644
--- a/fs/ext4/super.c
+++ b/fs/ext4/super.c
@@ -50,13 +50,6 @@
 #define CREATE_TRACE_POINTS
 #include <trace/events/ext4.h>
 
-static int default_mb_history_length = 1000;
-
-module_param_named(default_mb_history_length, default_mb_history_length,
-		   int, 0644);
-MODULE_PARM_DESC(default_mb_history_length,
-		 "Default number of entries saved for mb_history");
-
 struct proc_dir_entry *ext4_proc_root;
 static struct kset *ext4_kset;
 
@@ -189,6 +182,36 @@ void ext4_itable_unused_set(struct super_block *sb,
 		bg->bg_itable_unused_hi = cpu_to_le16(count >> 16);
 }
 
+
+/* Just increment the non-pointer handle value */
+static handle_t *ext4_get_nojournal(void)
+{
+	handle_t *handle = current->journal_info;
+	unsigned long ref_cnt = (unsigned long)handle;
+
+	BUG_ON(ref_cnt >= EXT4_NOJOURNAL_MAX_REF_COUNT);
+
+	ref_cnt++;
+	handle = (handle_t *)ref_cnt;
+
+	current->journal_info = handle;
+	return handle;
+}
+
+
+/* Decrement the non-pointer handle value */
+static void ext4_put_nojournal(handle_t *handle)
+{
+	unsigned long ref_cnt = (unsigned long)handle;
+
+	BUG_ON(ref_cnt == 0);
+
+	ref_cnt--;
+	handle = (handle_t *)ref_cnt;
+
+	current->journal_info = handle;
+}
+
 /*
  * Wrappers for jbd2_journal_start/end.
  *
@@ -215,11 +238,7 @@ handle_t *ext4_journal_start_sb(struct super_block *sb, int nblocks)
 		}
 		return jbd2_journal_start(journal, nblocks);
 	}
-	/*
-	 * We're not journaling, return the appropriate indication.
-	 */
-	current->journal_info = EXT4_NOJOURNAL_HANDLE;
-	return current->journal_info;
+	return ext4_get_nojournal();
 }
 
 /*
@@ -235,11 +254,7 @@ int __ext4_journal_stop(const char *where, handle_t *handle)
 	int rc;
 
 	if (!ext4_handle_valid(handle)) {
-		/*
-		 * Do this here since we don't call jbd2_journal_stop() in
-		 * no-journal mode.
-		 */
-		current->journal_info = NULL;
+		ext4_put_nojournal(handle);
 		return 0;
 	}
 	sb = handle->h_transaction->t_journal->j_private;
@@ -580,6 +595,9 @@ static void ext4_put_super(struct super_block *sb)
 	struct ext4_super_block *es = sbi->s_es;
 	int i, err;
 
+	flush_workqueue(sbi->dio_unwritten_wq);
+	destroy_workqueue(sbi->dio_unwritten_wq);
+
 	lock_super(sb);
 	lock_kernel();
 	if (sb->s_dirt)
@@ -684,6 +702,8 @@ static struct inode *ext4_alloc_inode(struct super_block *sb)
 	ei->i_allocated_meta_blocks = 0;
 	ei->i_delalloc_reserved_flag = 0;
 	spin_lock_init(&(ei->i_block_reservation_lock));
+	INIT_LIST_HEAD(&ei->i_aio_dio_complete_list);
+	ei->cur_aio_dio = NULL;
 
 	return &ei->vfs_inode;
 }
@@ -964,7 +984,7 @@ static ssize_t ext4_quota_read(struct super_block *sb, int type, char *data,
 static ssize_t ext4_quota_write(struct super_block *sb, int type,
 				const char *data, size_t len, loff_t off);
 
-static struct dquot_operations ext4_quota_operations = {
+static const struct dquot_operations ext4_quota_operations = {
 	.initialize	= dquot_initialize,
 	.drop		= dquot_drop,
 	.alloc_space	= dquot_alloc_space,
@@ -985,7 +1005,7 @@ static struct dquot_operations ext4_quota_operations = {
 	.destroy_dquot	= dquot_destroy,
 };
 
-static struct quotactl_ops ext4_qctl_operations = {
+static const struct quotactl_ops ext4_qctl_operations = {
 	.quota_on	= ext4_quota_on,
 	.quota_off	= vfs_quota_off,
 	.quota_sync	= vfs_quota_sync,
@@ -1052,7 +1072,7 @@ enum {
 	Opt_journal_update, Opt_journal_dev,
 	Opt_journal_checksum, Opt_journal_async_commit,
 	Opt_abort, Opt_data_journal, Opt_data_ordered, Opt_data_writeback,
-	Opt_data_err_abort, Opt_data_err_ignore, Opt_mb_history_length,
+	Opt_data_err_abort, Opt_data_err_ignore,
 	Opt_usrjquota, Opt_grpjquota, Opt_offusrjquota, Opt_offgrpjquota,
 	Opt_jqfmt_vfsold, Opt_jqfmt_vfsv0, Opt_quota, Opt_noquota,
 	Opt_ignore, Opt_barrier, Opt_nobarrier, Opt_err, Opt_resize,
@@ -1099,7 +1119,6 @@ static const match_table_t tokens = {
 	{Opt_data_writeback, "data=writeback"},
 	{Opt_data_err_abort, "data_err=abort"},
 	{Opt_data_err_ignore, "data_err=ignore"},
-	{Opt_mb_history_length, "mb_history_length=%u"},
 	{Opt_offusrjquota, "usrjquota="},
 	{Opt_usrjquota, "usrjquota=%s"},
 	{Opt_offgrpjquota, "grpjquota="},
@@ -1281,9 +1300,11 @@ static int parse_options(char *options, struct super_block *sb,
 			*journal_devnum = option;
 			break;
 		case Opt_journal_checksum:
-			break;	/* Kept for backwards compatibility */
+			set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM);
+			break;
 		case Opt_journal_async_commit:
 			set_opt(sbi->s_mount_opt, JOURNAL_ASYNC_COMMIT);
+			set_opt(sbi->s_mount_opt, JOURNAL_CHECKSUM);
 			break;
 		case Opt_noload:
 			set_opt(sbi->s_mount_opt, NOLOAD);
@@ -1340,13 +1361,6 @@ static int parse_options(char *options, struct super_block *sb,
 		case Opt_data_err_ignore:
 			clear_opt(sbi->s_mount_opt, DATA_ERR_ABORT);
 			break;
-		case Opt_mb_history_length:
-			if (match_int(&args[0], &option))
-				return 0;
-			if (option < 0)
-				return 0;
-			sbi->s_mb_history_max = option;
-			break;
 #ifdef CONFIG_QUOTA
 		case Opt_usrjquota:
 			qtype = USRQUOTA;
@@ -1646,13 +1660,6 @@ static int ext4_setup_super(struct super_block *sb, struct ext4_super_block *es,
 			EXT4_INODES_PER_GROUP(sb),
 			sbi->s_mount_opt);
 
-	if (EXT4_SB(sb)->s_journal) {
-		ext4_msg(sb, KERN_INFO, "%s journal on %s",
-		       EXT4_SB(sb)->s_journal->j_inode ? "internal" :
-		       "external", EXT4_SB(sb)->s_journal->j_devname);
-	} else {
-		ext4_msg(sb, KERN_INFO, "no journal");
-	}
 	return res;
 }
 
@@ -2197,6 +2204,7 @@ EXT4_RW_ATTR_SBI_UI(mb_min_to_scan, s_mb_min_to_scan);
 EXT4_RW_ATTR_SBI_UI(mb_order2_req, s_mb_order2_reqs);
 EXT4_RW_ATTR_SBI_UI(mb_stream_req, s_mb_stream_request);
 EXT4_RW_ATTR_SBI_UI(mb_group_prealloc, s_mb_group_prealloc);
+EXT4_RW_ATTR_SBI_UI(max_writeback_mb_bump, s_max_writeback_mb_bump);
 
 static struct attribute *ext4_attrs[] = {
 	ATTR_LIST(delayed_allocation_blocks),
@@ -2210,6 +2218,7 @@ static struct attribute *ext4_attrs[] = {
 	ATTR_LIST(mb_order2_req),
 	ATTR_LIST(mb_stream_req),
 	ATTR_LIST(mb_group_prealloc),
+	ATTR_LIST(max_writeback_mb_bump),
 	NULL,
 };
 
@@ -2413,7 +2422,6 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 	sbi->s_commit_interval = JBD2_DEFAULT_MAX_COMMIT_AGE * HZ;
 	sbi->s_min_batch_time = EXT4_DEF_MIN_BATCH_TIME;
 	sbi->s_max_batch_time = EXT4_DEF_MAX_BATCH_TIME;
-	sbi->s_mb_history_max = default_mb_history_length;
 
 	set_opt(sbi->s_mount_opt, BARRIER);
 
@@ -2679,6 +2687,7 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 	}
 
 	sbi->s_stripe = ext4_get_stripe_size(sbi);
+	sbi->s_max_writeback_mb_bump = 128;
 
 	/*
 	 * set up enough so that it can read an inode
@@ -2752,14 +2761,20 @@ static int ext4_fill_super(struct super_block *sb, void *data, int silent)
 		goto failed_mount4;
 	}
 
-	jbd2_journal_set_features(sbi->s_journal,
-				  JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0);
-	if (test_opt(sb, JOURNAL_ASYNC_COMMIT))
-		jbd2_journal_set_features(sbi->s_journal, 0, 0,
+	if (test_opt(sb, JOURNAL_ASYNC_COMMIT)) {
+		jbd2_journal_set_features(sbi->s_journal,
+				JBD2_FEATURE_COMPAT_CHECKSUM, 0,
 				JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT);
-	else
+	} else if (test_opt(sb, JOURNAL_CHECKSUM)) {
+		jbd2_journal_set_features(sbi->s_journal,
+				JBD2_FEATURE_COMPAT_CHECKSUM, 0, 0);
 		jbd2_journal_clear_features(sbi->s_journal, 0, 0,
 				JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT);
+	} else {
+		jbd2_journal_clear_features(sbi->s_journal,
+				JBD2_FEATURE_COMPAT_CHECKSUM, 0,
+				JBD2_FEATURE_INCOMPAT_ASYNC_COMMIT);
+	}
 
 	/* We have now updated the journal if required, so we can
 	 * validate the data journaling mode. */
@@ -2798,6 +2813,12 @@ no_journal:
 			clear_opt(sbi->s_mount_opt, NOBH);
 		}
 	}
+	EXT4_SB(sb)->dio_unwritten_wq = create_workqueue("ext4-dio-unwritten");
+	if (!EXT4_SB(sb)->dio_unwritten_wq) {
+		printk(KERN_ERR "EXT4-fs: failed to create DIO workqueue\n");
+		goto failed_mount_wq;
+	}
+
 	/*
 	 * The jbd2_journal_load will have done any necessary log recovery,
 	 * so we can safely mount the rest of the filesystem now.
@@ -2849,12 +2870,12 @@ no_journal:
 			 "available");
 	}
 
-	if (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA) {
+	if (test_opt(sb, DELALLOC) &&
+	    (test_opt(sb, DATA_FLAGS) == EXT4_MOUNT_JOURNAL_DATA)) {
 		ext4_msg(sb, KERN_WARNING, "Ignoring delalloc option - "
 			 "requested data journaling mode");
 		clear_opt(sbi->s_mount_opt, DELALLOC);
-	} else if (test_opt(sb, DELALLOC))
-		ext4_msg(sb, KERN_INFO, "delayed allocation enabled");
+	}
 
 	err = ext4_setup_system_zone(sb);
 	if (err) {
@@ -2910,6 +2931,8 @@ cantfind_ext4:
 
 failed_mount4:
 	ext4_msg(sb, KERN_ERR, "mount failed");
+	destroy_workqueue(EXT4_SB(sb)->dio_unwritten_wq);
+failed_mount_wq:
 	ext4_release_system_zone(sb);
 	if (sbi->s_journal) {
 		jbd2_journal_destroy(sbi->s_journal);
@@ -3164,9 +3187,7 @@ static int ext4_load_journal(struct super_block *sb,
 			return -EINVAL;
 	}
 
-	if (journal->j_flags & JBD2_BARRIER)
-		ext4_msg(sb, KERN_INFO, "barriers enabled");
-	else
+	if (!(journal->j_flags & JBD2_BARRIER))
 		ext4_msg(sb, KERN_INFO, "barriers disabled");
 
 	if (!really_read_only && test_opt(sb, UPDATE_JOURNAL)) {
@@ -3361,11 +3382,13 @@ static int ext4_sync_fs(struct super_block *sb, int wait)
 {
 	int ret = 0;
 	tid_t target;
+	struct ext4_sb_info *sbi = EXT4_SB(sb);
 
 	trace_ext4_sync_fs(sb, wait);
-	if (jbd2_journal_start_commit(EXT4_SB(sb)->s_journal, &target)) {
+	flush_workqueue(sbi->dio_unwritten_wq);
+	if (jbd2_journal_start_commit(sbi->s_journal, &target)) {
 		if (wait)
-			jbd2_log_wait_commit(EXT4_SB(sb)->s_journal, target);
+			jbd2_log_wait_commit(sbi->s_journal, target);
 	}
 	return ret;
 }
@@ -3951,27 +3974,6 @@ static struct file_system_type ext4_fs_type = {
 	.fs_flags	= FS_REQUIRES_DEV,
 };
 
-#ifdef CONFIG_EXT4DEV_COMPAT
-static int ext4dev_get_sb(struct file_system_type *fs_type, int flags,
-			  const char *dev_name, void *data,struct vfsmount *mnt)
-{
-	printk(KERN_WARNING "EXT4-fs (%s): Update your userspace programs "
-	       "to mount using ext4\n", dev_name);
-	printk(KERN_WARNING "EXT4-fs (%s): ext4dev backwards compatibility "
-	       "will go away by 2.6.31\n", dev_name);
-	return get_sb_bdev(fs_type, flags, dev_name, data, ext4_fill_super,mnt);
-}
-
-static struct file_system_type ext4dev_fs_type = {
-	.owner		= THIS_MODULE,
-	.name		= "ext4dev",
-	.get_sb		= ext4dev_get_sb,
-	.kill_sb	= kill_block_super,
-	.fs_flags	= FS_REQUIRES_DEV,
-};
-MODULE_ALIAS("ext4dev");
-#endif
-
 static int __init init_ext4_fs(void)
 {
 	int err;
@@ -3996,13 +3998,6 @@ static int __init init_ext4_fs(void)
 	err = register_filesystem(&ext4_fs_type);
 	if (err)
 		goto out;
-#ifdef CONFIG_EXT4DEV_COMPAT
-	err = register_filesystem(&ext4dev_fs_type);
-	if (err) {
-		unregister_filesystem(&ext4_fs_type);
-		goto out;
-	}
-#endif
 	return 0;
 out:
 	destroy_inodecache();
@@ -4021,9 +4016,6 @@ out4:
 static void __exit exit_ext4_fs(void)
 {
 	unregister_filesystem(&ext4_fs_type);
-#ifdef CONFIG_EXT4DEV_COMPAT
-	unregister_filesystem(&ext4dev_fs_type);
-#endif
 	destroy_inodecache();
 	exit_ext4_xattr();
 	exit_ext4_mballoc();
diff --git a/fs/fat/fat.h b/fs/fat/fat.h
index adb0e72a176d..7db0979c6b72 100644
--- a/fs/fat/fat.h
+++ b/fs/fat/fat.h
@@ -323,7 +323,7 @@ extern int fat_flush_inodes(struct super_block *sb, struct inode *i1,
 /* fat/misc.c */
 extern void fat_fs_error(struct super_block *s, const char *fmt, ...)
 	__attribute__ ((format (printf, 2, 3))) __cold;
-extern void fat_clusters_flush(struct super_block *sb);
+extern int fat_clusters_flush(struct super_block *sb);
 extern int fat_chain_add(struct inode *inode, int new_dclus, int nr_cluster);
 extern void fat_time_fat2unix(struct msdos_sb_info *sbi, struct timespec *ts,
 			      __le16 __time, __le16 __date, u8 time_cs);
diff --git a/fs/fat/inode.c b/fs/fat/inode.c
index 8970d8c49bb0..76b7961ab663 100644
--- a/fs/fat/inode.c
+++ b/fs/fat/inode.c
@@ -451,12 +451,16 @@ static void fat_write_super(struct super_block *sb)
 
 static int fat_sync_fs(struct super_block *sb, int wait)
 {
-	lock_super(sb);
-	fat_clusters_flush(sb);
-	sb->s_dirt = 0;
-	unlock_super(sb);
+	int err = 0;
 
-	return 0;
+	if (sb->s_dirt) {
+		lock_super(sb);
+		sb->s_dirt = 0;
+		err = fat_clusters_flush(sb);
+		unlock_super(sb);
+	}
+
+	return err;
 }
 
 static void fat_put_super(struct super_block *sb)
@@ -470,19 +474,11 @@ static void fat_put_super(struct super_block *sb)
 
 	iput(sbi->fat_inode);
 
-	if (sbi->nls_disk) {
-		unload_nls(sbi->nls_disk);
-		sbi->nls_disk = NULL;
-		sbi->options.codepage = fat_default_codepage;
-	}
-	if (sbi->nls_io) {
-		unload_nls(sbi->nls_io);
-		sbi->nls_io = NULL;
-	}
-	if (sbi->options.iocharset != fat_default_iocharset) {
+	unload_nls(sbi->nls_disk);
+	unload_nls(sbi->nls_io);
+
+	if (sbi->options.iocharset != fat_default_iocharset)
 		kfree(sbi->options.iocharset);
-		sbi->options.iocharset = fat_default_iocharset;
-	}
 
 	sb->s_fs_info = NULL;
 	kfree(sbi);
@@ -820,7 +816,7 @@ static int fat_show_options(struct seq_file *m, struct vfsmount *mnt)
 			seq_puts(m, ",shortname=mixed");
 			break;
 		case VFAT_SFN_DISPLAY_LOWER | VFAT_SFN_CREATE_WIN95:
-			/* seq_puts(m, ",shortname=lower"); */
+			seq_puts(m, ",shortname=lower");
 			break;
 		default:
 			seq_puts(m, ",shortname=unknown");
@@ -971,7 +967,7 @@ static int parse_options(char *options, int is_vfat, int silent, int *debug,
 	opts->codepage = fat_default_codepage;
 	opts->iocharset = fat_default_iocharset;
 	if (is_vfat) {
-		opts->shortname = VFAT_SFN_DISPLAY_LOWER|VFAT_SFN_CREATE_WIN95;
+		opts->shortname = VFAT_SFN_DISPLAY_WINNT|VFAT_SFN_CREATE_WIN95;
 		opts->rodir = 0;
 	} else {
 		opts->shortname = 0;
diff --git a/fs/fat/misc.c b/fs/fat/misc.c
index 4e35be873e09..0f55f5cb732f 100644
--- a/fs/fat/misc.c
+++ b/fs/fat/misc.c
@@ -43,19 +43,19 @@ EXPORT_SYMBOL_GPL(fat_fs_error);
 
 /* Flushes the number of free clusters on FAT32 */
 /* XXX: Need to write one per FSINFO block.  Currently only writes 1 */
-void fat_clusters_flush(struct super_block *sb)
+int fat_clusters_flush(struct super_block *sb)
 {
 	struct msdos_sb_info *sbi = MSDOS_SB(sb);
 	struct buffer_head *bh;
 	struct fat_boot_fsinfo *fsinfo;
 
 	if (sbi->fat_bits != 32)
-		return;
+		return 0;
 
 	bh = sb_bread(sb, sbi->fsinfo_sector);
 	if (bh == NULL) {
 		printk(KERN_ERR "FAT: bread failed in fat_clusters_flush\n");
-		return;
+		return -EIO;
 	}
 
 	fsinfo = (struct fat_boot_fsinfo *)bh->b_data;
@@ -74,6 +74,8 @@ void fat_clusters_flush(struct super_block *sb)
 		mark_buffer_dirty(bh);
 	}
 	brelse(bh);
+
+	return 0;
 }
 
 /*
diff --git a/fs/fat/namei_vfat.c b/fs/fat/namei_vfat.c
index cb6e83557112..f565f24019b5 100644
--- a/fs/fat/namei_vfat.c
+++ b/fs/fat/namei_vfat.c
@@ -499,17 +499,10 @@ xlate_to_uni(const unsigned char *name, int len, unsigned char *outname,
 	int charlen;
 
 	if (utf8) {
-		int name_len = strlen(name);
-
-		*outlen = utf8s_to_utf16s(name, PATH_MAX, (wchar_t *) outname);
-
-		/*
-		 * We stripped '.'s before and set len appropriately,
-		 * but utf8s_to_utf16s doesn't care about len
-		 */
-		*outlen -= (name_len - len);
-
-		if (*outlen > 255)
+		*outlen = utf8s_to_utf16s(name, len, (wchar_t *)outname);
+		if (*outlen < 0)
+			return *outlen;
+		else if (*outlen > 255)
 			return -ENAMETOOLONG;
 
 		op = &outname[*outlen * sizeof(wchar_t)];
diff --git a/fs/fcntl.c b/fs/fcntl.c
index ae413086db97..2cf93ec40a67 100644
--- a/fs/fcntl.c
+++ b/fs/fcntl.c
@@ -263,6 +263,79 @@ pid_t f_getown(struct file *filp)
 	return pid;
 }
 
+static int f_setown_ex(struct file *filp, unsigned long arg)
+{
+	struct f_owner_ex * __user owner_p = (void * __user)arg;
+	struct f_owner_ex owner;
+	struct pid *pid;
+	int type;
+	int ret;
+
+	ret = copy_from_user(&owner, owner_p, sizeof(owner));
+	if (ret)
+		return ret;
+
+	switch (owner.type) {
+	case F_OWNER_TID:
+		type = PIDTYPE_MAX;
+		break;
+
+	case F_OWNER_PID:
+		type = PIDTYPE_PID;
+		break;
+
+	case F_OWNER_PGRP:
+		type = PIDTYPE_PGID;
+		break;
+
+	default:
+		return -EINVAL;
+	}
+
+	rcu_read_lock();
+	pid = find_vpid(owner.pid);
+	if (owner.pid && !pid)
+		ret = -ESRCH;
+	else
+		ret = __f_setown(filp, pid, type, 1);
+	rcu_read_unlock();
+
+	return ret;
+}
+
+static int f_getown_ex(struct file *filp, unsigned long arg)
+{
+	struct f_owner_ex * __user owner_p = (void * __user)arg;
+	struct f_owner_ex owner;
+	int ret = 0;
+
+	read_lock(&filp->f_owner.lock);
+	owner.pid = pid_vnr(filp->f_owner.pid);
+	switch (filp->f_owner.pid_type) {
+	case PIDTYPE_MAX:
+		owner.type = F_OWNER_TID;
+		break;
+
+	case PIDTYPE_PID:
+		owner.type = F_OWNER_PID;
+		break;
+
+	case PIDTYPE_PGID:
+		owner.type = F_OWNER_PGRP;
+		break;
+
+	default:
+		WARN_ON(1);
+		ret = -EINVAL;
+		break;
+	}
+	read_unlock(&filp->f_owner.lock);
+
+	if (!ret)
+		ret = copy_to_user(owner_p, &owner, sizeof(owner));
+	return ret;
+}
+
 static long do_fcntl(int fd, unsigned int cmd, unsigned long arg,
 		struct file *filp)
 {
@@ -313,6 +386,12 @@ static long do_fcntl(int fd, unsigned int cmd, unsigned long arg,
 	case F_SETOWN:
 		err = f_setown(filp, arg, 1);
 		break;
+	case F_GETOWN_EX:
+		err = f_getown_ex(filp, arg);
+		break;
+	case F_SETOWN_EX:
+		err = f_setown_ex(filp, arg);
+		break;
 	case F_GETSIG:
 		err = filp->f_owner.signum;
 		break;
@@ -428,8 +507,7 @@ static inline int sigio_perm(struct task_struct *p,
 
 static void send_sigio_to_task(struct task_struct *p,
 			       struct fown_struct *fown,
-			       int fd,
-			       int reason)
+			       int fd, int reason, int group)
 {
 	/*
 	 * F_SETSIG can change ->signum lockless in parallel, make
@@ -461,11 +539,11 @@ static void send_sigio_to_task(struct task_struct *p,
 			else
 				si.si_band = band_table[reason - POLL_IN];
 			si.si_fd    = fd;
-			if (!group_send_sig_info(signum, &si, p))
+			if (!do_send_sig_info(signum, &si, p, group))
 				break;
 		/* fall-through: fall back on the old plain SIGIO signal */
 		case 0:
-			group_send_sig_info(SIGIO, SEND_SIG_PRIV, p);
+			do_send_sig_info(SIGIO, SEND_SIG_PRIV, p, group);
 	}
 }
 
@@ -474,16 +552,23 @@ void send_sigio(struct fown_struct *fown, int fd, int band)
 	struct task_struct *p;
 	enum pid_type type;
 	struct pid *pid;
+	int group = 1;
 	
 	read_lock(&fown->lock);
+
 	type = fown->pid_type;
+	if (type == PIDTYPE_MAX) {
+		group = 0;
+		type = PIDTYPE_PID;
+	}
+
 	pid = fown->pid;
 	if (!pid)
 		goto out_unlock_fown;
 	
 	read_lock(&tasklist_lock);
 	do_each_pid_task(pid, type, p) {
-		send_sigio_to_task(p, fown, fd, band);
+		send_sigio_to_task(p, fown, fd, band, group);
 	} while_each_pid_task(pid, type, p);
 	read_unlock(&tasklist_lock);
  out_unlock_fown:
@@ -491,10 +576,10 @@ void send_sigio(struct fown_struct *fown, int fd, int band)
 }
 
 static void send_sigurg_to_task(struct task_struct *p,
-                                struct fown_struct *fown)
+				struct fown_struct *fown, int group)
 {
 	if (sigio_perm(p, fown, SIGURG))
-		group_send_sig_info(SIGURG, SEND_SIG_PRIV, p);
+		do_send_sig_info(SIGURG, SEND_SIG_PRIV, p, group);
 }
 
 int send_sigurg(struct fown_struct *fown)
@@ -502,10 +587,17 @@ int send_sigurg(struct fown_struct *fown)
 	struct task_struct *p;
 	enum pid_type type;
 	struct pid *pid;
+	int group = 1;
 	int ret = 0;
 	
 	read_lock(&fown->lock);
+
 	type = fown->pid_type;
+	if (type == PIDTYPE_MAX) {
+		group = 0;
+		type = PIDTYPE_PID;
+	}
+
 	pid = fown->pid;
 	if (!pid)
 		goto out_unlock_fown;
@@ -514,7 +606,7 @@ int send_sigurg(struct fown_struct *fown)
 	
 	read_lock(&tasklist_lock);
 	do_each_pid_task(pid, type, p) {
-		send_sigurg_to_task(p, fown);
+		send_sigurg_to_task(p, fown, group);
 	} while_each_pid_task(pid, type, p);
 	read_unlock(&tasklist_lock);
  out_unlock_fown:
diff --git a/fs/file.c b/fs/file.c
index f313314f996f..87e129030ab1 100644
--- a/fs/file.c
+++ b/fs/file.c
@@ -10,6 +10,7 @@
 #include <linux/fs.h>
 #include <linux/mm.h>
 #include <linux/time.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/vmalloc.h>
 #include <linux/file.h>
diff --git a/fs/file_table.c b/fs/file_table.c
index 334ce39881f8..8eb44042e009 100644
--- a/fs/file_table.c
+++ b/fs/file_table.c
@@ -74,14 +74,14 @@ EXPORT_SYMBOL_GPL(get_max_files);
  * Handle nr_files sysctl
  */
 #if defined(CONFIG_SYSCTL) && defined(CONFIG_PROC_FS)
-int proc_nr_files(ctl_table *table, int write, struct file *filp,
+int proc_nr_files(ctl_table *table, int write,
                      void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	files_stat.nr_files = get_nr_files();
-	return proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	return proc_dointvec(table, write, buffer, lenp, ppos);
 }
 #else
-int proc_nr_files(ctl_table *table, int write, struct file *filp,
+int proc_nr_files(ctl_table *table, int write,
                      void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
diff --git a/fs/fs-writeback.c b/fs/fs-writeback.c
index 8e1e5e19d21e..9d5360c4c2af 100644
--- a/fs/fs-writeback.c
+++ b/fs/fs-writeback.c
@@ -41,8 +41,9 @@ struct wb_writeback_args {
 	long nr_pages;
 	struct super_block *sb;
 	enum writeback_sync_modes sync_mode;
-	int for_kupdate;
-	int range_cyclic;
+	int for_kupdate:1;
+	int range_cyclic:1;
+	int for_background:1;
 };
 
 /*
@@ -249,14 +250,25 @@ static void bdi_sync_writeback(struct backing_dev_info *bdi,
  *   completion. Caller need not hold sb s_umount semaphore.
  *
  */
-void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages)
+void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
+			 long nr_pages)
 {
 	struct wb_writeback_args args = {
+		.sb		= sb,
 		.sync_mode	= WB_SYNC_NONE,
 		.nr_pages	= nr_pages,
 		.range_cyclic	= 1,
 	};
 
+	/*
+	 * We treat @nr_pages=0 as the special case to do background writeback,
+	 * ie. to sync pages until the background dirty threshold is reached.
+	 */
+	if (!nr_pages) {
+		args.nr_pages = LONG_MAX;
+		args.for_background = 1;
+	}
+
 	bdi_alloc_queue_work(bdi, &args);
 }
 
@@ -310,7 +322,7 @@ static bool inode_dirtied_after(struct inode *inode, unsigned long t)
 	 * For inodes being constantly redirtied, dirtied_when can get stuck.
 	 * It _appears_ to be in the future, but is actually in distant past.
 	 * This test is necessary to prevent such wrapped-around relative times
-	 * from permanently stopping the whole pdflush writeback.
+	 * from permanently stopping the whole bdi writeback.
 	 */
 	ret = ret && time_before_eq(inode->dirtied_when, jiffies);
 #endif
@@ -324,13 +336,38 @@ static void move_expired_inodes(struct list_head *delaying_queue,
 			       struct list_head *dispatch_queue,
 				unsigned long *older_than_this)
 {
+	LIST_HEAD(tmp);
+	struct list_head *pos, *node;
+	struct super_block *sb = NULL;
+	struct inode *inode;
+	int do_sb_sort = 0;
+
 	while (!list_empty(delaying_queue)) {
-		struct inode *inode = list_entry(delaying_queue->prev,
-						struct inode, i_list);
+		inode = list_entry(delaying_queue->prev, struct inode, i_list);
 		if (older_than_this &&
 		    inode_dirtied_after(inode, *older_than_this))
 			break;
-		list_move(&inode->i_list, dispatch_queue);
+		if (sb && sb != inode->i_sb)
+			do_sb_sort = 1;
+		sb = inode->i_sb;
+		list_move(&inode->i_list, &tmp);
+	}
+
+	/* just one sb in list, splice to dispatch_queue and we're done */
+	if (!do_sb_sort) {
+		list_splice(&tmp, dispatch_queue);
+		return;
+	}
+
+	/* Move inodes from one superblock together */
+	while (!list_empty(&tmp)) {
+		inode = list_entry(tmp.prev, struct inode, i_list);
+		sb = inode->i_sb;
+		list_for_each_prev_safe(pos, node, &tmp) {
+			inode = list_entry(pos, struct inode, i_list);
+			if (inode->i_sb == sb)
+				list_move(&inode->i_list, dispatch_queue);
+		}
 	}
 }
 
@@ -439,8 +476,18 @@ writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
 	spin_lock(&inode_lock);
 	inode->i_state &= ~I_SYNC;
 	if (!(inode->i_state & (I_FREEING | I_CLEAR))) {
-		if (!(inode->i_state & I_DIRTY) &&
-		    mapping_tagged(mapping, PAGECACHE_TAG_DIRTY)) {
+		if ((inode->i_state & I_DIRTY_PAGES) && wbc->for_kupdate) {
+			/*
+			 * More pages get dirtied by a fast dirtier.
+			 */
+			goto select_queue;
+		} else if (inode->i_state & I_DIRTY) {
+			/*
+			 * At least XFS will redirty the inode during the
+			 * writeback (delalloc) and on io completion (isize).
+			 */
+			redirty_tail(inode);
+		} else if (mapping_tagged(mapping, PAGECACHE_TAG_DIRTY)) {
 			/*
 			 * We didn't write back all the pages.  nfs_writepages()
 			 * sometimes bales out without doing anything. Redirty
@@ -462,6 +509,7 @@ writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
 				 * soon as the queue becomes uncongested.
 				 */
 				inode->i_state |= I_DIRTY_PAGES;
+select_queue:
 				if (wbc->nr_to_write <= 0) {
 					/*
 					 * slice used up: queue for next turn
@@ -484,12 +532,6 @@ writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
 				inode->i_state |= I_DIRTY_PAGES;
 				redirty_tail(inode);
 			}
-		} else if (inode->i_state & I_DIRTY) {
-			/*
-			 * Someone redirtied the inode while were writing back
-			 * the pages.
-			 */
-			redirty_tail(inode);
 		} else if (atomic_read(&inode->i_count)) {
 			/*
 			 * The inode is clean, inuse
@@ -506,6 +548,17 @@ writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
 	return ret;
 }
 
+static void unpin_sb_for_writeback(struct super_block **psb)
+{
+	struct super_block *sb = *psb;
+
+	if (sb) {
+		up_read(&sb->s_umount);
+		put_super(sb);
+		*psb = NULL;
+	}
+}
+
 /*
  * For WB_SYNC_NONE writeback, the caller does not have the sb pinned
  * before calling writeback. So make sure that we do pin it, so it doesn't
@@ -515,11 +568,20 @@ writeback_single_inode(struct inode *inode, struct writeback_control *wbc)
  * 1 if we failed.
  */
 static int pin_sb_for_writeback(struct writeback_control *wbc,
-				   struct inode *inode)
+				struct inode *inode, struct super_block **psb)
 {
 	struct super_block *sb = inode->i_sb;
 
 	/*
+	 * If this sb is already pinned, nothing more to do. If not and
+	 * *psb is non-NULL, unpin the old one first
+	 */
+	if (sb == *psb)
+		return 0;
+	else if (*psb)
+		unpin_sb_for_writeback(psb);
+
+	/*
 	 * Caller must already hold the ref for this
 	 */
 	if (wbc->sync_mode == WB_SYNC_ALL) {
@@ -532,7 +594,7 @@ static int pin_sb_for_writeback(struct writeback_control *wbc,
 	if (down_read_trylock(&sb->s_umount)) {
 		if (sb->s_root) {
 			spin_unlock(&sb_lock);
-			return 0;
+			goto pinned;
 		}
 		/*
 		 * umounted, drop rwsem again and fall through to failure
@@ -543,24 +605,15 @@ static int pin_sb_for_writeback(struct writeback_control *wbc,
 	sb->s_count--;
 	spin_unlock(&sb_lock);
 	return 1;
-}
-
-static void unpin_sb_for_writeback(struct writeback_control *wbc,
-				   struct inode *inode)
-{
-	struct super_block *sb = inode->i_sb;
-
-	if (wbc->sync_mode == WB_SYNC_ALL)
-		return;
-
-	up_read(&sb->s_umount);
-	put_super(sb);
+pinned:
+	*psb = sb;
+	return 0;
 }
 
 static void writeback_inodes_wb(struct bdi_writeback *wb,
 				struct writeback_control *wbc)
 {
-	struct super_block *sb = wbc->sb;
+	struct super_block *sb = wbc->sb, *pin_sb = NULL;
 	const int is_blkdev_sb = sb_is_blkdev_sb(sb);
 	const unsigned long start = jiffies;	/* livelock avoidance */
 
@@ -619,7 +672,7 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,
 		if (inode_dirtied_after(inode, start))
 			break;
 
-		if (pin_sb_for_writeback(wbc, inode)) {
+		if (pin_sb_for_writeback(wbc, inode, &pin_sb)) {
 			requeue_io(inode);
 			continue;
 		}
@@ -628,7 +681,6 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,
 		__iget(inode);
 		pages_skipped = wbc->pages_skipped;
 		writeback_single_inode(inode, wbc);
-		unpin_sb_for_writeback(wbc, inode);
 		if (wbc->pages_skipped != pages_skipped) {
 			/*
 			 * writeback is not making progress due to locked
@@ -648,6 +700,8 @@ static void writeback_inodes_wb(struct bdi_writeback *wb,
 			wbc->more_io = 1;
 	}
 
+	unpin_sb_for_writeback(&pin_sb);
+
 	spin_unlock(&inode_lock);
 	/* Leave any unwritten inodes on b_io */
 }
@@ -706,6 +760,7 @@ static long wb_writeback(struct bdi_writeback *wb,
 	};
 	unsigned long oldest_jif;
 	long wrote = 0;
+	struct inode *inode;
 
 	if (wbc.for_kupdate) {
 		wbc.older_than_this = &oldest_jif;
@@ -719,20 +774,16 @@ static long wb_writeback(struct bdi_writeback *wb,
 
 	for (;;) {
 		/*
-		 * Don't flush anything for non-integrity writeback where
-		 * no nr_pages was given
+		 * Stop writeback when nr_pages has been consumed
 		 */
-		if (!args->for_kupdate && args->nr_pages <= 0 &&
-		     args->sync_mode == WB_SYNC_NONE)
+		if (args->nr_pages <= 0)
 			break;
 
 		/*
-		 * If no specific pages were given and this is just a
-		 * periodic background writeout and we are below the
-		 * background dirty threshold, don't do anything
+		 * For background writeout, stop when we are below the
+		 * background dirty threshold
 		 */
-		if (args->for_kupdate && args->nr_pages <= 0 &&
-		    !over_bground_thresh())
+		if (args->for_background && !over_bground_thresh())
 			break;
 
 		wbc.more_io = 0;
@@ -744,13 +795,32 @@ static long wb_writeback(struct bdi_writeback *wb,
 		wrote += MAX_WRITEBACK_PAGES - wbc.nr_to_write;
 
 		/*
-		 * If we ran out of stuff to write, bail unless more_io got set
+		 * If we consumed everything, see if we have more
 		 */
-		if (wbc.nr_to_write > 0 || wbc.pages_skipped > 0) {
-			if (wbc.more_io && !wbc.for_kupdate)
-				continue;
+		if (wbc.nr_to_write <= 0)
+			continue;
+		/*
+		 * Didn't write everything and we don't have more IO, bail
+		 */
+		if (!wbc.more_io)
 			break;
+		/*
+		 * Did we write something? Try for more
+		 */
+		if (wbc.nr_to_write < MAX_WRITEBACK_PAGES)
+			continue;
+		/*
+		 * Nothing written. Wait for some inode to
+		 * become available for writeback. Otherwise
+		 * we'll just busyloop.
+		 */
+		spin_lock(&inode_lock);
+		if (!list_empty(&wb->b_more_io))  {
+			inode = list_entry(wb->b_more_io.prev,
+						struct inode, i_list);
+			inode_wait_for_writeback(inode);
 		}
+		spin_unlock(&inode_lock);
 	}
 
 	return wrote;
@@ -1060,9 +1130,6 @@ EXPORT_SYMBOL(__mark_inode_dirty);
  * If older_than_this is non-NULL, then only write out inodes which
  * had their first dirtying at a time earlier than *older_than_this.
  *
- * If we're a pdlfush thread, then implement pdflush collision avoidance
- * against the entire list.
- *
  * If `bdi' is non-zero then we're being asked to writeback a specific queue.
  * This function assumes that the blockdev superblock's inodes are backed by
  * a variety of queues, so all inodes are searched.  For other superblocks,
@@ -1141,7 +1208,7 @@ void writeback_inodes_sb(struct super_block *sb)
 	nr_to_write = nr_dirty + nr_unstable +
 			(inodes_stat.nr_inodes - inodes_stat.nr_unused);
 
-	bdi_writeback_all(sb, nr_to_write);
+	bdi_start_writeback(sb->s_bdi, sb, nr_to_write);
 }
 EXPORT_SYMBOL(writeback_inodes_sb);
 
diff --git a/fs/fscache/Kconfig b/fs/fscache/Kconfig
index 9bbb8ce7bea0..864dac20a242 100644
--- a/fs/fscache/Kconfig
+++ b/fs/fscache/Kconfig
@@ -54,3 +54,10 @@ config FSCACHE_DEBUG
 	  enabled by setting bits in /sys/modules/fscache/parameter/debug.
 
 	  See Documentation/filesystems/caching/fscache.txt for more information.
+
+config FSCACHE_OBJECT_LIST
+	bool "Maintain global object list for debugging purposes"
+	depends on FSCACHE && PROC_FS
+	help
+	  Maintain a global list of active fscache objects that can be
+	  retrieved through /proc/fs/fscache/objects for debugging purposes
diff --git a/fs/fscache/Makefile b/fs/fscache/Makefile
index 91571b95aacc..6d561531cb36 100644
--- a/fs/fscache/Makefile
+++ b/fs/fscache/Makefile
@@ -15,5 +15,6 @@ fscache-y := \
 fscache-$(CONFIG_PROC_FS) += proc.o
 fscache-$(CONFIG_FSCACHE_STATS) += stats.o
 fscache-$(CONFIG_FSCACHE_HISTOGRAM) += histogram.o
+fscache-$(CONFIG_FSCACHE_OBJECT_LIST) += object-list.o
 
 obj-$(CONFIG_FSCACHE) := fscache.o
diff --git a/fs/fscache/cache.c b/fs/fscache/cache.c
index e21985bbb1fb..6a3c48abd677 100644
--- a/fs/fscache/cache.c
+++ b/fs/fscache/cache.c
@@ -263,6 +263,7 @@ int fscache_add_cache(struct fscache_cache *cache,
 	spin_lock(&cache->object_list_lock);
 	list_add_tail(&ifsdef->cache_link, &cache->object_list);
 	spin_unlock(&cache->object_list_lock);
+	fscache_objlist_add(ifsdef);
 
 	/* add the cache's netfs definition index object to the top level index
 	 * cookie as a known backing object */
@@ -380,11 +381,15 @@ void fscache_withdraw_cache(struct fscache_cache *cache)
 
 	/* make sure all pages pinned by operations on behalf of the netfs are
 	 * written to disk */
+	fscache_stat(&fscache_n_cop_sync_cache);
 	cache->ops->sync_cache(cache);
+	fscache_stat_d(&fscache_n_cop_sync_cache);
 
 	/* dissociate all the netfs pages backed by this cache from the block
 	 * mappings in the cache */
+	fscache_stat(&fscache_n_cop_dissociate_pages);
 	cache->ops->dissociate_pages(cache);
+	fscache_stat_d(&fscache_n_cop_dissociate_pages);
 
 	/* we now have to destroy all the active objects pertaining to this
 	 * cache - which we do by passing them off to thread pool to be
diff --git a/fs/fscache/cookie.c b/fs/fscache/cookie.c
index 72fd18f6c71f..990535071a8a 100644
--- a/fs/fscache/cookie.c
+++ b/fs/fscache/cookie.c
@@ -36,6 +36,7 @@ void fscache_cookie_init_once(void *_cookie)
 
 	memset(cookie, 0, sizeof(*cookie));
 	spin_lock_init(&cookie->lock);
+	spin_lock_init(&cookie->stores_lock);
 	INIT_HLIST_HEAD(&cookie->backing_objects);
 }
 
@@ -102,7 +103,9 @@ struct fscache_cookie *__fscache_acquire_cookie(
 	cookie->netfs_data	= netfs_data;
 	cookie->flags		= 0;
 
-	INIT_RADIX_TREE(&cookie->stores, GFP_NOFS);
+	/* radix tree insertion won't use the preallocation pool unless it's
+	 * told it may not wait */
+	INIT_RADIX_TREE(&cookie->stores, GFP_NOFS & ~__GFP_WAIT);
 
 	switch (cookie->def->type) {
 	case FSCACHE_COOKIE_TYPE_INDEX:
@@ -249,7 +252,9 @@ static int fscache_alloc_object(struct fscache_cache *cache,
 
 	/* ask the cache to allocate an object (we may end up with duplicate
 	 * objects at this stage, but we sort that out later) */
+	fscache_stat(&fscache_n_cop_alloc_object);
 	object = cache->ops->alloc_object(cache, cookie);
+	fscache_stat_d(&fscache_n_cop_alloc_object);
 	if (IS_ERR(object)) {
 		fscache_stat(&fscache_n_object_no_alloc);
 		ret = PTR_ERR(object);
@@ -270,8 +275,11 @@ static int fscache_alloc_object(struct fscache_cache *cache,
 	/* only attach if we managed to allocate all we needed, otherwise
 	 * discard the object we just allocated and instead use the one
 	 * attached to the cookie */
-	if (fscache_attach_object(cookie, object) < 0)
+	if (fscache_attach_object(cookie, object) < 0) {
+		fscache_stat(&fscache_n_cop_put_object);
 		cache->ops->put_object(object);
+		fscache_stat_d(&fscache_n_cop_put_object);
+	}
 
 	_leave(" = 0");
 	return 0;
@@ -287,7 +295,9 @@ object_already_extant:
 	return 0;
 
 error_put:
+	fscache_stat(&fscache_n_cop_put_object);
 	cache->ops->put_object(object);
+	fscache_stat_d(&fscache_n_cop_put_object);
 error:
 	_leave(" = %d", ret);
 	return ret;
@@ -349,6 +359,8 @@ static int fscache_attach_object(struct fscache_cookie *cookie,
 	object->cookie = cookie;
 	atomic_inc(&cookie->usage);
 	hlist_add_head(&object->cookie_link, &cookie->backing_objects);
+
+	fscache_objlist_add(object);
 	ret = 0;
 
 cant_attach_object:
@@ -403,6 +415,8 @@ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, int retire)
 	unsigned long event;
 
 	fscache_stat(&fscache_n_relinquishes);
+	if (retire)
+		fscache_stat(&fscache_n_relinquishes_retire);
 
 	if (!cookie) {
 		fscache_stat(&fscache_n_relinquishes_null);
@@ -428,12 +442,8 @@ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, int retire)
 
 	event = retire ? FSCACHE_OBJECT_EV_RETIRE : FSCACHE_OBJECT_EV_RELEASE;
 
-	/* detach pointers back to the netfs */
 	spin_lock(&cookie->lock);
 
-	cookie->netfs_data	= NULL;
-	cookie->def		= NULL;
-
 	/* break links with all the active objects */
 	while (!hlist_empty(&cookie->backing_objects)) {
 		object = hlist_entry(cookie->backing_objects.first,
@@ -456,6 +466,10 @@ void __fscache_relinquish_cookie(struct fscache_cookie *cookie, int retire)
 			BUG();
 	}
 
+	/* detach pointers back to the netfs */
+	cookie->netfs_data	= NULL;
+	cookie->def		= NULL;
+
 	spin_unlock(&cookie->lock);
 
 	if (cookie->parent) {
diff --git a/fs/fscache/internal.h b/fs/fscache/internal.h
index 1c341304621f..edd7434ab6e5 100644
--- a/fs/fscache/internal.h
+++ b/fs/fscache/internal.h
@@ -17,6 +17,7 @@
  * - cache->object_list_lock
  * - object->lock
  * - object->parent->lock
+ * - cookie->stores_lock
  * - fscache_thread_lock
  *
  */
@@ -88,17 +89,31 @@ extern int fscache_wait_bit_interruptible(void *);
 /*
  * object.c
  */
+extern const char fscache_object_states_short[FSCACHE_OBJECT__NSTATES][5];
+
 extern void fscache_withdrawing_object(struct fscache_cache *,
 				       struct fscache_object *);
 extern void fscache_enqueue_object(struct fscache_object *);
 
 /*
+ * object-list.c
+ */
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+extern const struct file_operations fscache_objlist_fops;
+
+extern void fscache_objlist_add(struct fscache_object *);
+#else
+#define fscache_objlist_add(object) do {} while(0)
+#endif
+
+/*
  * operation.c
  */
 extern int fscache_submit_exclusive_op(struct fscache_object *,
 				       struct fscache_operation *);
 extern int fscache_submit_op(struct fscache_object *,
 			     struct fscache_operation *);
+extern int fscache_cancel_op(struct fscache_operation *);
 extern void fscache_abort_object(struct fscache_object *);
 extern void fscache_start_operations(struct fscache_object *);
 extern void fscache_operation_gc(struct work_struct *);
@@ -127,6 +142,8 @@ extern atomic_t fscache_n_op_enqueue;
 extern atomic_t fscache_n_op_deferred_release;
 extern atomic_t fscache_n_op_release;
 extern atomic_t fscache_n_op_gc;
+extern atomic_t fscache_n_op_cancelled;
+extern atomic_t fscache_n_op_rejected;
 
 extern atomic_t fscache_n_attr_changed;
 extern atomic_t fscache_n_attr_changed_ok;
@@ -138,6 +155,8 @@ extern atomic_t fscache_n_allocs;
 extern atomic_t fscache_n_allocs_ok;
 extern atomic_t fscache_n_allocs_wait;
 extern atomic_t fscache_n_allocs_nobufs;
+extern atomic_t fscache_n_allocs_intr;
+extern atomic_t fscache_n_allocs_object_dead;
 extern atomic_t fscache_n_alloc_ops;
 extern atomic_t fscache_n_alloc_op_waits;
 
@@ -148,6 +167,7 @@ extern atomic_t fscache_n_retrievals_nodata;
 extern atomic_t fscache_n_retrievals_nobufs;
 extern atomic_t fscache_n_retrievals_intr;
 extern atomic_t fscache_n_retrievals_nomem;
+extern atomic_t fscache_n_retrievals_object_dead;
 extern atomic_t fscache_n_retrieval_ops;
 extern atomic_t fscache_n_retrieval_op_waits;
 
@@ -158,6 +178,14 @@ extern atomic_t fscache_n_stores_nobufs;
 extern atomic_t fscache_n_stores_oom;
 extern atomic_t fscache_n_store_ops;
 extern atomic_t fscache_n_store_calls;
+extern atomic_t fscache_n_store_pages;
+extern atomic_t fscache_n_store_radix_deletes;
+extern atomic_t fscache_n_store_pages_over_limit;
+
+extern atomic_t fscache_n_store_vmscan_not_storing;
+extern atomic_t fscache_n_store_vmscan_gone;
+extern atomic_t fscache_n_store_vmscan_busy;
+extern atomic_t fscache_n_store_vmscan_cancelled;
 
 extern atomic_t fscache_n_marks;
 extern atomic_t fscache_n_uncaches;
@@ -176,6 +204,7 @@ extern atomic_t fscache_n_updates_run;
 extern atomic_t fscache_n_relinquishes;
 extern atomic_t fscache_n_relinquishes_null;
 extern atomic_t fscache_n_relinquishes_waitcrt;
+extern atomic_t fscache_n_relinquishes_retire;
 
 extern atomic_t fscache_n_cookie_index;
 extern atomic_t fscache_n_cookie_data;
@@ -186,6 +215,7 @@ extern atomic_t fscache_n_object_no_alloc;
 extern atomic_t fscache_n_object_lookups;
 extern atomic_t fscache_n_object_lookups_negative;
 extern atomic_t fscache_n_object_lookups_positive;
+extern atomic_t fscache_n_object_lookups_timed_out;
 extern atomic_t fscache_n_object_created;
 extern atomic_t fscache_n_object_avail;
 extern atomic_t fscache_n_object_dead;
@@ -195,15 +225,41 @@ extern atomic_t fscache_n_checkaux_okay;
 extern atomic_t fscache_n_checkaux_update;
 extern atomic_t fscache_n_checkaux_obsolete;
 
+extern atomic_t fscache_n_cop_alloc_object;
+extern atomic_t fscache_n_cop_lookup_object;
+extern atomic_t fscache_n_cop_lookup_complete;
+extern atomic_t fscache_n_cop_grab_object;
+extern atomic_t fscache_n_cop_update_object;
+extern atomic_t fscache_n_cop_drop_object;
+extern atomic_t fscache_n_cop_put_object;
+extern atomic_t fscache_n_cop_sync_cache;
+extern atomic_t fscache_n_cop_attr_changed;
+extern atomic_t fscache_n_cop_read_or_alloc_page;
+extern atomic_t fscache_n_cop_read_or_alloc_pages;
+extern atomic_t fscache_n_cop_allocate_page;
+extern atomic_t fscache_n_cop_allocate_pages;
+extern atomic_t fscache_n_cop_write_page;
+extern atomic_t fscache_n_cop_uncache_page;
+extern atomic_t fscache_n_cop_dissociate_pages;
+
 static inline void fscache_stat(atomic_t *stat)
 {
 	atomic_inc(stat);
 }
 
+static inline void fscache_stat_d(atomic_t *stat)
+{
+	atomic_dec(stat);
+}
+
+#define __fscache_stat(stat) (stat)
+
 extern const struct file_operations fscache_stats_fops;
 #else
 
+#define __fscache_stat(stat) (NULL)
 #define fscache_stat(stat) do {} while (0)
+#define fscache_stat_d(stat) do {} while (0)
 #endif
 
 /*
diff --git a/fs/fscache/main.c b/fs/fscache/main.c
index 4de41b597499..add6bdb53f04 100644
--- a/fs/fscache/main.c
+++ b/fs/fscache/main.c
@@ -48,7 +48,7 @@ static int __init fscache_init(void)
 {
 	int ret;
 
-	ret = slow_work_register_user();
+	ret = slow_work_register_user(THIS_MODULE);
 	if (ret < 0)
 		goto error_slow_work;
 
@@ -80,7 +80,7 @@ error_kobj:
 error_cookie_jar:
 	fscache_proc_cleanup();
 error_proc:
-	slow_work_unregister_user();
+	slow_work_unregister_user(THIS_MODULE);
 error_slow_work:
 	return ret;
 }
@@ -97,7 +97,7 @@ static void __exit fscache_exit(void)
 	kobject_put(fscache_root);
 	kmem_cache_destroy(fscache_cookie_jar);
 	fscache_proc_cleanup();
-	slow_work_unregister_user();
+	slow_work_unregister_user(THIS_MODULE);
 	printk(KERN_NOTICE "FS-Cache: Unloaded\n");
 }
 
diff --git a/fs/fscache/object-list.c b/fs/fscache/object-list.c
new file mode 100644
index 000000000000..e590242fa41a
--- /dev/null
+++ b/fs/fscache/object-list.c
@@ -0,0 +1,432 @@
+/* Global fscache object list maintainer and viewer
+ *
+ * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#define FSCACHE_DEBUG_LEVEL COOKIE
+#include <linux/module.h>
+#include <linux/seq_file.h>
+#include <linux/key.h>
+#include <keys/user-type.h>
+#include "internal.h"
+
+static struct rb_root fscache_object_list;
+static DEFINE_RWLOCK(fscache_object_list_lock);
+
+struct fscache_objlist_data {
+	unsigned long	config;		/* display configuration */
+#define FSCACHE_OBJLIST_CONFIG_KEY	0x00000001	/* show object keys */
+#define FSCACHE_OBJLIST_CONFIG_AUX	0x00000002	/* show object auxdata */
+#define FSCACHE_OBJLIST_CONFIG_COOKIE	0x00000004	/* show objects with cookies */
+#define FSCACHE_OBJLIST_CONFIG_NOCOOKIE	0x00000008	/* show objects without cookies */
+#define FSCACHE_OBJLIST_CONFIG_BUSY	0x00000010	/* show busy objects */
+#define FSCACHE_OBJLIST_CONFIG_IDLE	0x00000020	/* show idle objects */
+#define FSCACHE_OBJLIST_CONFIG_PENDWR	0x00000040	/* show objects with pending writes */
+#define FSCACHE_OBJLIST_CONFIG_NOPENDWR	0x00000080	/* show objects without pending writes */
+#define FSCACHE_OBJLIST_CONFIG_READS	0x00000100	/* show objects with active reads */
+#define FSCACHE_OBJLIST_CONFIG_NOREADS	0x00000200	/* show objects without active reads */
+#define FSCACHE_OBJLIST_CONFIG_EVENTS	0x00000400	/* show objects with events */
+#define FSCACHE_OBJLIST_CONFIG_NOEVENTS	0x00000800	/* show objects without no events */
+#define FSCACHE_OBJLIST_CONFIG_WORK	0x00001000	/* show objects with slow work */
+#define FSCACHE_OBJLIST_CONFIG_NOWORK	0x00002000	/* show objects without slow work */
+
+	u8		buf[512];	/* key and aux data buffer */
+};
+
+/*
+ * Add an object to the object list
+ * - we use the address of the fscache_object structure as the key into the
+ *   tree
+ */
+void fscache_objlist_add(struct fscache_object *obj)
+{
+	struct fscache_object *xobj;
+	struct rb_node **p = &fscache_object_list.rb_node, *parent = NULL;
+
+	write_lock(&fscache_object_list_lock);
+
+	while (*p) {
+		parent = *p;
+		xobj = rb_entry(parent, struct fscache_object, objlist_link);
+
+		if (obj < xobj)
+			p = &(*p)->rb_left;
+		else if (obj > xobj)
+			p = &(*p)->rb_right;
+		else
+			BUG();
+	}
+
+	rb_link_node(&obj->objlist_link, parent, p);
+	rb_insert_color(&obj->objlist_link, &fscache_object_list);
+
+	write_unlock(&fscache_object_list_lock);
+}
+
+/**
+ * fscache_object_destroy - Note that a cache object is about to be destroyed
+ * @object: The object to be destroyed
+ *
+ * Note the imminent destruction and deallocation of a cache object record.
+ */
+void fscache_object_destroy(struct fscache_object *obj)
+{
+	write_lock(&fscache_object_list_lock);
+
+	BUG_ON(RB_EMPTY_ROOT(&fscache_object_list));
+	rb_erase(&obj->objlist_link, &fscache_object_list);
+
+	write_unlock(&fscache_object_list_lock);
+}
+EXPORT_SYMBOL(fscache_object_destroy);
+
+/*
+ * find the object in the tree on or after the specified index
+ */
+static struct fscache_object *fscache_objlist_lookup(loff_t *_pos)
+{
+	struct fscache_object *pobj, *obj, *minobj = NULL;
+	struct rb_node *p;
+	unsigned long pos;
+
+	if (*_pos >= (unsigned long) ERR_PTR(-ENOENT))
+		return NULL;
+	pos = *_pos;
+
+	/* banners (can't represent line 0 by pos 0 as that would involve
+	 * returning a NULL pointer) */
+	if (pos == 0)
+		return (struct fscache_object *) ++(*_pos);
+	if (pos < 3)
+		return (struct fscache_object *)pos;
+
+	pobj = (struct fscache_object *)pos;
+	p = fscache_object_list.rb_node;
+	while (p) {
+		obj = rb_entry(p, struct fscache_object, objlist_link);
+		if (pobj < obj) {
+			if (!minobj || minobj > obj)
+				minobj = obj;
+			p = p->rb_left;
+		} else if (pobj > obj) {
+			p = p->rb_right;
+		} else {
+			minobj = obj;
+			break;
+		}
+		obj = NULL;
+	}
+
+	if (!minobj)
+		*_pos = (unsigned long) ERR_PTR(-ENOENT);
+	else if (minobj != obj)
+		*_pos = (unsigned long) minobj;
+	return minobj;
+}
+
+/*
+ * set up the iterator to start reading from the first line
+ */
+static void *fscache_objlist_start(struct seq_file *m, loff_t *_pos)
+	__acquires(&fscache_object_list_lock)
+{
+	read_lock(&fscache_object_list_lock);
+	return fscache_objlist_lookup(_pos);
+}
+
+/*
+ * move to the next line
+ */
+static void *fscache_objlist_next(struct seq_file *m, void *v, loff_t *_pos)
+{
+	(*_pos)++;
+	return fscache_objlist_lookup(_pos);
+}
+
+/*
+ * clean up after reading
+ */
+static void fscache_objlist_stop(struct seq_file *m, void *v)
+	__releases(&fscache_object_list_lock)
+{
+	read_unlock(&fscache_object_list_lock);
+}
+
+/*
+ * display an object
+ */
+static int fscache_objlist_show(struct seq_file *m, void *v)
+{
+	struct fscache_objlist_data *data = m->private;
+	struct fscache_object *obj = v;
+	unsigned long config = data->config;
+	uint16_t keylen, auxlen;
+	char _type[3], *type;
+	bool no_cookie;
+	u8 *buf = data->buf, *p;
+
+	if ((unsigned long) v == 1) {
+		seq_puts(m, "OBJECT   PARENT   STAT CHLDN OPS OOP IPR EX READS"
+			 " EM EV F S"
+			 " | NETFS_COOKIE_DEF TY FL NETFS_DATA");
+		if (config & (FSCACHE_OBJLIST_CONFIG_KEY |
+			      FSCACHE_OBJLIST_CONFIG_AUX))
+			seq_puts(m, "       ");
+		if (config & FSCACHE_OBJLIST_CONFIG_KEY)
+			seq_puts(m, "OBJECT_KEY");
+		if ((config & (FSCACHE_OBJLIST_CONFIG_KEY |
+			       FSCACHE_OBJLIST_CONFIG_AUX)) ==
+		    (FSCACHE_OBJLIST_CONFIG_KEY | FSCACHE_OBJLIST_CONFIG_AUX))
+			seq_puts(m, ", ");
+		if (config & FSCACHE_OBJLIST_CONFIG_AUX)
+			seq_puts(m, "AUX_DATA");
+		seq_puts(m, "\n");
+		return 0;
+	}
+
+	if ((unsigned long) v == 2) {
+		seq_puts(m, "======== ======== ==== ===== === === === == ====="
+			 " == == = ="
+			 " | ================ == == ================");
+		if (config & (FSCACHE_OBJLIST_CONFIG_KEY |
+			      FSCACHE_OBJLIST_CONFIG_AUX))
+			seq_puts(m, " ================");
+		seq_puts(m, "\n");
+		return 0;
+	}
+
+	/* filter out any unwanted objects */
+#define FILTER(criterion, _yes, _no)					\
+	do {								\
+		unsigned long yes = FSCACHE_OBJLIST_CONFIG_##_yes;	\
+		unsigned long no = FSCACHE_OBJLIST_CONFIG_##_no;	\
+		if (criterion) {					\
+			if (!(config & yes))				\
+				return 0;				\
+		} else {						\
+			if (!(config & no))				\
+				return 0;				\
+		}							\
+	} while(0)
+
+	if (~config) {
+		FILTER(obj->cookie,
+		       COOKIE, NOCOOKIE);
+		FILTER(obj->state != FSCACHE_OBJECT_ACTIVE ||
+		       obj->n_ops != 0 ||
+		       obj->n_obj_ops != 0 ||
+		       obj->flags ||
+		       !list_empty(&obj->dependents),
+		       BUSY, IDLE);
+		FILTER(test_bit(FSCACHE_OBJECT_PENDING_WRITE, &obj->flags),
+		       PENDWR, NOPENDWR);
+		FILTER(atomic_read(&obj->n_reads),
+		       READS, NOREADS);
+		FILTER(obj->events & obj->event_mask,
+		       EVENTS, NOEVENTS);
+		FILTER(obj->work.flags & ~(1UL << SLOW_WORK_VERY_SLOW),
+		       WORK, NOWORK);
+	}
+
+	seq_printf(m,
+		   "%8x %8x %s %5u %3u %3u %3u %2u %5u %2lx %2lx %1lx %1lx | ",
+		   obj->debug_id,
+		   obj->parent ? obj->parent->debug_id : -1,
+		   fscache_object_states_short[obj->state],
+		   obj->n_children,
+		   obj->n_ops,
+		   obj->n_obj_ops,
+		   obj->n_in_progress,
+		   obj->n_exclusive,
+		   atomic_read(&obj->n_reads),
+		   obj->event_mask & FSCACHE_OBJECT_EVENTS_MASK,
+		   obj->events,
+		   obj->flags,
+		   obj->work.flags);
+
+	no_cookie = true;
+	keylen = auxlen = 0;
+	if (obj->cookie) {
+		spin_lock(&obj->lock);
+		if (obj->cookie) {
+			switch (obj->cookie->def->type) {
+			case 0:
+				type = "IX";
+				break;
+			case 1:
+				type = "DT";
+				break;
+			default:
+				sprintf(_type, "%02u",
+					obj->cookie->def->type);
+				type = _type;
+				break;
+			}
+
+			seq_printf(m, "%-16s %s %2lx %16p",
+				   obj->cookie->def->name,
+				   type,
+				   obj->cookie->flags,
+				   obj->cookie->netfs_data);
+
+			if (obj->cookie->def->get_key &&
+			    config & FSCACHE_OBJLIST_CONFIG_KEY)
+				keylen = obj->cookie->def->get_key(
+					obj->cookie->netfs_data,
+					buf, 400);
+
+			if (obj->cookie->def->get_aux &&
+			    config & FSCACHE_OBJLIST_CONFIG_AUX)
+				auxlen = obj->cookie->def->get_aux(
+					obj->cookie->netfs_data,
+					buf + keylen, 512 - keylen);
+
+			no_cookie = false;
+		}
+		spin_unlock(&obj->lock);
+
+		if (!no_cookie && (keylen > 0 || auxlen > 0)) {
+			seq_printf(m, " ");
+			for (p = buf; keylen > 0; keylen--)
+				seq_printf(m, "%02x", *p++);
+			if (auxlen > 0) {
+				if (config & FSCACHE_OBJLIST_CONFIG_KEY)
+					seq_printf(m, ", ");
+				for (; auxlen > 0; auxlen--)
+					seq_printf(m, "%02x", *p++);
+			}
+		}
+	}
+
+	if (no_cookie)
+		seq_printf(m, "<no_cookie>\n");
+	else
+		seq_printf(m, "\n");
+	return 0;
+}
+
+static const struct seq_operations fscache_objlist_ops = {
+	.start		= fscache_objlist_start,
+	.stop		= fscache_objlist_stop,
+	.next		= fscache_objlist_next,
+	.show		= fscache_objlist_show,
+};
+
+/*
+ * get the configuration for filtering the list
+ */
+static void fscache_objlist_config(struct fscache_objlist_data *data)
+{
+#ifdef CONFIG_KEYS
+	struct user_key_payload *confkey;
+	unsigned long config;
+	struct key *key;
+	const char *buf;
+	int len;
+
+	key = request_key(&key_type_user, "fscache:objlist", NULL);
+	if (IS_ERR(key))
+		goto no_config;
+
+	config = 0;
+	rcu_read_lock();
+
+	confkey = key->payload.data;
+	buf = confkey->data;
+
+	for (len = confkey->datalen - 1; len >= 0; len--) {
+		switch (buf[len]) {
+		case 'K': config |= FSCACHE_OBJLIST_CONFIG_KEY;		break;
+		case 'A': config |= FSCACHE_OBJLIST_CONFIG_AUX;		break;
+		case 'C': config |= FSCACHE_OBJLIST_CONFIG_COOKIE;	break;
+		case 'c': config |= FSCACHE_OBJLIST_CONFIG_NOCOOKIE;	break;
+		case 'B': config |= FSCACHE_OBJLIST_CONFIG_BUSY;	break;
+		case 'b': config |= FSCACHE_OBJLIST_CONFIG_IDLE;	break;
+		case 'W': config |= FSCACHE_OBJLIST_CONFIG_PENDWR;	break;
+		case 'w': config |= FSCACHE_OBJLIST_CONFIG_NOPENDWR;	break;
+		case 'R': config |= FSCACHE_OBJLIST_CONFIG_READS;	break;
+		case 'r': config |= FSCACHE_OBJLIST_CONFIG_NOREADS;	break;
+		case 'S': config |= FSCACHE_OBJLIST_CONFIG_WORK;	break;
+		case 's': config |= FSCACHE_OBJLIST_CONFIG_NOWORK;	break;
+		}
+	}
+
+	rcu_read_unlock();
+	key_put(key);
+
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_COOKIE | FSCACHE_OBJLIST_CONFIG_NOCOOKIE)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_COOKIE | FSCACHE_OBJLIST_CONFIG_NOCOOKIE;
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_BUSY | FSCACHE_OBJLIST_CONFIG_IDLE)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_BUSY | FSCACHE_OBJLIST_CONFIG_IDLE;
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_PENDWR | FSCACHE_OBJLIST_CONFIG_NOPENDWR)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_PENDWR | FSCACHE_OBJLIST_CONFIG_NOPENDWR;
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_READS | FSCACHE_OBJLIST_CONFIG_NOREADS)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_READS | FSCACHE_OBJLIST_CONFIG_NOREADS;
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_EVENTS | FSCACHE_OBJLIST_CONFIG_NOEVENTS)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_EVENTS | FSCACHE_OBJLIST_CONFIG_NOEVENTS;
+	if (!(config & (FSCACHE_OBJLIST_CONFIG_WORK | FSCACHE_OBJLIST_CONFIG_NOWORK)))
+	    config   |= FSCACHE_OBJLIST_CONFIG_WORK | FSCACHE_OBJLIST_CONFIG_NOWORK;
+
+	data->config = config;
+	return;
+
+no_config:
+#endif
+	data->config = ULONG_MAX;
+}
+
+/*
+ * open "/proc/fs/fscache/objects" to provide a list of active objects
+ * - can be configured by a user-defined key added to the caller's keyrings
+ */
+static int fscache_objlist_open(struct inode *inode, struct file *file)
+{
+	struct fscache_objlist_data *data;
+	struct seq_file *m;
+	int ret;
+
+	ret = seq_open(file, &fscache_objlist_ops);
+	if (ret < 0)
+		return ret;
+
+	m = file->private_data;
+
+	/* buffer for key extraction */
+	data = kmalloc(sizeof(struct fscache_objlist_data), GFP_KERNEL);
+	if (!data) {
+		seq_release(inode, file);
+		return -ENOMEM;
+	}
+
+	/* get the configuration key */
+	fscache_objlist_config(data);
+
+	m->private = data;
+	return 0;
+}
+
+/*
+ * clean up on close
+ */
+static int fscache_objlist_release(struct inode *inode, struct file *file)
+{
+	struct seq_file *m = file->private_data;
+
+	kfree(m->private);
+	m->private = NULL;
+	return seq_release(inode, file);
+}
+
+const struct file_operations fscache_objlist_fops = {
+	.owner		= THIS_MODULE,
+	.open		= fscache_objlist_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= fscache_objlist_release,
+};
diff --git a/fs/fscache/object.c b/fs/fscache/object.c
index 392a41b1b79d..e513ac599c8e 100644
--- a/fs/fscache/object.c
+++ b/fs/fscache/object.c
@@ -14,9 +14,10 @@
 
 #define FSCACHE_DEBUG_LEVEL COOKIE
 #include <linux/module.h>
+#include <linux/seq_file.h>
 #include "internal.h"
 
-const char *fscache_object_states[] = {
+const char *fscache_object_states[FSCACHE_OBJECT__NSTATES] = {
 	[FSCACHE_OBJECT_INIT]		= "OBJECT_INIT",
 	[FSCACHE_OBJECT_LOOKING_UP]	= "OBJECT_LOOKING_UP",
 	[FSCACHE_OBJECT_CREATING]	= "OBJECT_CREATING",
@@ -33,9 +34,28 @@ const char *fscache_object_states[] = {
 };
 EXPORT_SYMBOL(fscache_object_states);
 
+const char fscache_object_states_short[FSCACHE_OBJECT__NSTATES][5] = {
+	[FSCACHE_OBJECT_INIT]		= "INIT",
+	[FSCACHE_OBJECT_LOOKING_UP]	= "LOOK",
+	[FSCACHE_OBJECT_CREATING]	= "CRTN",
+	[FSCACHE_OBJECT_AVAILABLE]	= "AVBL",
+	[FSCACHE_OBJECT_ACTIVE]		= "ACTV",
+	[FSCACHE_OBJECT_UPDATING]	= "UPDT",
+	[FSCACHE_OBJECT_DYING]		= "DYNG",
+	[FSCACHE_OBJECT_LC_DYING]	= "LCDY",
+	[FSCACHE_OBJECT_ABORT_INIT]	= "ABTI",
+	[FSCACHE_OBJECT_RELEASING]	= "RELS",
+	[FSCACHE_OBJECT_RECYCLING]	= "RCYC",
+	[FSCACHE_OBJECT_WITHDRAWING]	= "WTHD",
+	[FSCACHE_OBJECT_DEAD]		= "DEAD",
+};
+
 static void fscache_object_slow_work_put_ref(struct slow_work *);
 static int  fscache_object_slow_work_get_ref(struct slow_work *);
 static void fscache_object_slow_work_execute(struct slow_work *);
+#ifdef CONFIG_SLOW_WORK_PROC
+static void fscache_object_slow_work_desc(struct slow_work *, struct seq_file *);
+#endif
 static void fscache_initialise_object(struct fscache_object *);
 static void fscache_lookup_object(struct fscache_object *);
 static void fscache_object_available(struct fscache_object *);
@@ -45,9 +65,13 @@ static void fscache_enqueue_dependents(struct fscache_object *);
 static void fscache_dequeue_object(struct fscache_object *);
 
 const struct slow_work_ops fscache_object_slow_work_ops = {
+	.owner		= THIS_MODULE,
 	.get_ref	= fscache_object_slow_work_get_ref,
 	.put_ref	= fscache_object_slow_work_put_ref,
 	.execute	= fscache_object_slow_work_execute,
+#ifdef CONFIG_SLOW_WORK_PROC
+	.desc		= fscache_object_slow_work_desc,
+#endif
 };
 EXPORT_SYMBOL(fscache_object_slow_work_ops);
 
@@ -81,6 +105,7 @@ static inline void fscache_done_parent_op(struct fscache_object *object)
 static void fscache_object_state_machine(struct fscache_object *object)
 {
 	enum fscache_object_state new_state;
+	struct fscache_cookie *cookie;
 
 	ASSERT(object != NULL);
 
@@ -120,20 +145,31 @@ static void fscache_object_state_machine(struct fscache_object *object)
 	case FSCACHE_OBJECT_UPDATING:
 		clear_bit(FSCACHE_OBJECT_EV_UPDATE, &object->events);
 		fscache_stat(&fscache_n_updates_run);
+		fscache_stat(&fscache_n_cop_update_object);
 		object->cache->ops->update_object(object);
+		fscache_stat_d(&fscache_n_cop_update_object);
 		goto active_transit;
 
 		/* handle an object dying during lookup or creation */
 	case FSCACHE_OBJECT_LC_DYING:
 		object->event_mask &= ~(1 << FSCACHE_OBJECT_EV_UPDATE);
+		fscache_stat(&fscache_n_cop_lookup_complete);
 		object->cache->ops->lookup_complete(object);
+		fscache_stat_d(&fscache_n_cop_lookup_complete);
 
 		spin_lock(&object->lock);
 		object->state = FSCACHE_OBJECT_DYING;
-		if (test_and_clear_bit(FSCACHE_COOKIE_CREATING,
-				       &object->cookie->flags))
-			wake_up_bit(&object->cookie->flags,
-				    FSCACHE_COOKIE_CREATING);
+		cookie = object->cookie;
+		if (cookie) {
+			if (test_and_clear_bit(FSCACHE_COOKIE_LOOKING_UP,
+					       &cookie->flags))
+				wake_up_bit(&cookie->flags,
+					    FSCACHE_COOKIE_LOOKING_UP);
+			if (test_and_clear_bit(FSCACHE_COOKIE_CREATING,
+					       &cookie->flags))
+				wake_up_bit(&cookie->flags,
+					    FSCACHE_COOKIE_CREATING);
+		}
 		spin_unlock(&object->lock);
 
 		fscache_done_parent_op(object);
@@ -165,6 +201,7 @@ static void fscache_object_state_machine(struct fscache_object *object)
 		}
 		spin_unlock(&object->lock);
 		fscache_enqueue_dependents(object);
+		fscache_start_operations(object);
 		goto terminal_transit;
 
 		/* handle an abort during initialisation */
@@ -316,14 +353,29 @@ static void fscache_object_slow_work_execute(struct slow_work *work)
 
 	_enter("{OBJ%x}", object->debug_id);
 
-	clear_bit(FSCACHE_OBJECT_EV_REQUEUE, &object->events);
-
 	start = jiffies;
 	fscache_object_state_machine(object);
 	fscache_hist(fscache_objs_histogram, start);
 	if (object->events & object->event_mask)
 		fscache_enqueue_object(object);
+	clear_bit(FSCACHE_OBJECT_EV_REQUEUE, &object->events);
+}
+
+/*
+ * describe an object for slow-work debugging
+ */
+#ifdef CONFIG_SLOW_WORK_PROC
+static void fscache_object_slow_work_desc(struct slow_work *work,
+					  struct seq_file *m)
+{
+	struct fscache_object *object =
+		container_of(work, struct fscache_object, work);
+
+	seq_printf(m, "FSC: OBJ%x: %s",
+		   object->debug_id,
+		   fscache_object_states_short[object->state]);
 }
+#endif
 
 /*
  * initialise an object
@@ -376,7 +428,9 @@ static void fscache_initialise_object(struct fscache_object *object)
 			 * binding on to us, so we need to make sure we don't
 			 * add ourself to the list multiple times */
 			if (list_empty(&object->dep_link)) {
+				fscache_stat(&fscache_n_cop_grab_object);
 				object->cache->ops->grab_object(object);
+				fscache_stat_d(&fscache_n_cop_grab_object);
 				list_add(&object->dep_link,
 					 &parent->dependents);
 
@@ -414,6 +468,7 @@ static void fscache_lookup_object(struct fscache_object *object)
 {
 	struct fscache_cookie *cookie = object->cookie;
 	struct fscache_object *parent;
+	int ret;
 
 	_enter("");
 
@@ -438,11 +493,20 @@ static void fscache_lookup_object(struct fscache_object *object)
 	       object->cache->tag->name);
 
 	fscache_stat(&fscache_n_object_lookups);
-	object->cache->ops->lookup_object(object);
+	fscache_stat(&fscache_n_cop_lookup_object);
+	ret = object->cache->ops->lookup_object(object);
+	fscache_stat_d(&fscache_n_cop_lookup_object);
 
 	if (test_bit(FSCACHE_OBJECT_EV_ERROR, &object->events))
 		set_bit(FSCACHE_COOKIE_UNAVAILABLE, &cookie->flags);
 
+	if (ret == -ETIMEDOUT) {
+		/* probably stuck behind another object, so move this one to
+		 * the back of the queue */
+		fscache_stat(&fscache_n_object_lookups_timed_out);
+		set_bit(FSCACHE_OBJECT_EV_REQUEUE, &object->events);
+	}
+
 	_leave("");
 }
 
@@ -546,7 +610,8 @@ static void fscache_object_available(struct fscache_object *object)
 
 	spin_lock(&object->lock);
 
-	if (test_and_clear_bit(FSCACHE_COOKIE_CREATING, &object->cookie->flags))
+	if (object->cookie &&
+	    test_and_clear_bit(FSCACHE_COOKIE_CREATING, &object->cookie->flags))
 		wake_up_bit(&object->cookie->flags, FSCACHE_COOKIE_CREATING);
 
 	fscache_done_parent_op(object);
@@ -562,7 +627,9 @@ static void fscache_object_available(struct fscache_object *object)
 	}
 	spin_unlock(&object->lock);
 
+	fscache_stat(&fscache_n_cop_lookup_complete);
 	object->cache->ops->lookup_complete(object);
+	fscache_stat_d(&fscache_n_cop_lookup_complete);
 	fscache_enqueue_dependents(object);
 
 	fscache_hist(fscache_obj_instantiate_histogram, object->lookup_jif);
@@ -581,11 +648,16 @@ static void fscache_drop_object(struct fscache_object *object)
 
 	_enter("{OBJ%x,%d}", object->debug_id, object->n_children);
 
+	ASSERTCMP(object->cookie, ==, NULL);
+	ASSERT(hlist_unhashed(&object->cookie_link));
+
 	spin_lock(&cache->object_list_lock);
 	list_del_init(&object->cache_link);
 	spin_unlock(&cache->object_list_lock);
 
+	fscache_stat(&fscache_n_cop_drop_object);
 	cache->ops->drop_object(object);
+	fscache_stat_d(&fscache_n_cop_drop_object);
 
 	if (parent) {
 		_debug("release parent OBJ%x {%d}",
@@ -600,7 +672,9 @@ static void fscache_drop_object(struct fscache_object *object)
 	}
 
 	/* this just shifts the object release to the slow work processor */
+	fscache_stat(&fscache_n_cop_put_object);
 	object->cache->ops->put_object(object);
+	fscache_stat_d(&fscache_n_cop_put_object);
 
 	_leave("");
 }
@@ -690,8 +764,12 @@ static int fscache_object_slow_work_get_ref(struct slow_work *work)
 {
 	struct fscache_object *object =
 		container_of(work, struct fscache_object, work);
+	int ret;
 
-	return object->cache->ops->grab_object(object) ? 0 : -EAGAIN;
+	fscache_stat(&fscache_n_cop_grab_object);
+	ret = object->cache->ops->grab_object(object) ? 0 : -EAGAIN;
+	fscache_stat_d(&fscache_n_cop_grab_object);
+	return ret;
 }
 
 /*
@@ -702,7 +780,9 @@ static void fscache_object_slow_work_put_ref(struct slow_work *work)
 	struct fscache_object *object =
 		container_of(work, struct fscache_object, work);
 
-	return object->cache->ops->put_object(object);
+	fscache_stat(&fscache_n_cop_put_object);
+	object->cache->ops->put_object(object);
+	fscache_stat_d(&fscache_n_cop_put_object);
 }
 
 /*
@@ -739,7 +819,9 @@ static void fscache_enqueue_dependents(struct fscache_object *object)
 
 		/* sort onto appropriate lists */
 		fscache_enqueue_object(dep);
+		fscache_stat(&fscache_n_cop_put_object);
 		dep->cache->ops->put_object(dep);
+		fscache_stat_d(&fscache_n_cop_put_object);
 
 		if (!list_empty(&object->dependents))
 			cond_resched_lock(&object->lock);
diff --git a/fs/fscache/operation.c b/fs/fscache/operation.c
index e7f8d53b8b6b..313e79a14266 100644
--- a/fs/fscache/operation.c
+++ b/fs/fscache/operation.c
@@ -13,6 +13,7 @@
 
 #define FSCACHE_DEBUG_LEVEL OPERATION
 #include <linux/module.h>
+#include <linux/seq_file.h>
 #include "internal.h"
 
 atomic_t fscache_op_debug_id;
@@ -31,32 +32,33 @@ void fscache_enqueue_operation(struct fscache_operation *op)
 	_enter("{OBJ%x OP%x,%u}",
 	       op->object->debug_id, op->debug_id, atomic_read(&op->usage));
 
+	fscache_set_op_state(op, "EnQ");
+
+	ASSERT(list_empty(&op->pend_link));
 	ASSERT(op->processor != NULL);
 	ASSERTCMP(op->object->state, >=, FSCACHE_OBJECT_AVAILABLE);
 	ASSERTCMP(atomic_read(&op->usage), >, 0);
 
-	if (list_empty(&op->pend_link)) {
-		switch (op->flags & FSCACHE_OP_TYPE) {
-		case FSCACHE_OP_FAST:
-			_debug("queue fast");
-			atomic_inc(&op->usage);
-			if (!schedule_work(&op->fast_work))
-				fscache_put_operation(op);
-			break;
-		case FSCACHE_OP_SLOW:
-			_debug("queue slow");
-			slow_work_enqueue(&op->slow_work);
-			break;
-		case FSCACHE_OP_MYTHREAD:
-			_debug("queue for caller's attention");
-			break;
-		default:
-			printk(KERN_ERR "FS-Cache: Unexpected op type %lx",
-			       op->flags);
-			BUG();
-			break;
-		}
-		fscache_stat(&fscache_n_op_enqueue);
+	fscache_stat(&fscache_n_op_enqueue);
+	switch (op->flags & FSCACHE_OP_TYPE) {
+	case FSCACHE_OP_FAST:
+		_debug("queue fast");
+		atomic_inc(&op->usage);
+		if (!schedule_work(&op->fast_work))
+			fscache_put_operation(op);
+		break;
+	case FSCACHE_OP_SLOW:
+		_debug("queue slow");
+		slow_work_enqueue(&op->slow_work);
+		break;
+	case FSCACHE_OP_MYTHREAD:
+		_debug("queue for caller's attention");
+		break;
+	default:
+		printk(KERN_ERR "FS-Cache: Unexpected op type %lx",
+		       op->flags);
+		BUG();
+		break;
 	}
 }
 EXPORT_SYMBOL(fscache_enqueue_operation);
@@ -67,6 +69,8 @@ EXPORT_SYMBOL(fscache_enqueue_operation);
 static void fscache_run_op(struct fscache_object *object,
 			   struct fscache_operation *op)
 {
+	fscache_set_op_state(op, "Run");
+
 	object->n_in_progress++;
 	if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags))
 		wake_up_bit(&op->flags, FSCACHE_OP_WAITING);
@@ -87,9 +91,12 @@ int fscache_submit_exclusive_op(struct fscache_object *object,
 
 	_enter("{OBJ%x OP%x},", object->debug_id, op->debug_id);
 
+	fscache_set_op_state(op, "SubmitX");
+
 	spin_lock(&object->lock);
 	ASSERTCMP(object->n_ops, >=, object->n_in_progress);
 	ASSERTCMP(object->n_ops, >=, object->n_exclusive);
+	ASSERT(list_empty(&op->pend_link));
 
 	ret = -ENOBUFS;
 	if (fscache_object_is_active(object)) {
@@ -190,9 +197,12 @@ int fscache_submit_op(struct fscache_object *object,
 
 	ASSERTCMP(atomic_read(&op->usage), >, 0);
 
+	fscache_set_op_state(op, "Submit");
+
 	spin_lock(&object->lock);
 	ASSERTCMP(object->n_ops, >=, object->n_in_progress);
 	ASSERTCMP(object->n_ops, >=, object->n_exclusive);
+	ASSERT(list_empty(&op->pend_link));
 
 	ostate = object->state;
 	smp_rmb();
@@ -222,6 +232,11 @@ int fscache_submit_op(struct fscache_object *object,
 		list_add_tail(&op->pend_link, &object->pending_ops);
 		fscache_stat(&fscache_n_op_pend);
 		ret = 0;
+	} else if (object->state == FSCACHE_OBJECT_DYING ||
+		   object->state == FSCACHE_OBJECT_LC_DYING ||
+		   object->state == FSCACHE_OBJECT_WITHDRAWING) {
+		fscache_stat(&fscache_n_op_rejected);
+		ret = -ENOBUFS;
 	} else if (!test_bit(FSCACHE_IOERROR, &object->cache->flags)) {
 		fscache_report_unexpected_submission(object, op, ostate);
 		ASSERT(!fscache_object_is_active(object));
@@ -264,12 +279,7 @@ void fscache_start_operations(struct fscache_object *object)
 			stop = true;
 		}
 		list_del_init(&op->pend_link);
-		object->n_in_progress++;
-
-		if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags))
-			wake_up_bit(&op->flags, FSCACHE_OP_WAITING);
-		if (op->processor)
-			fscache_enqueue_operation(op);
+		fscache_run_op(object, op);
 
 		/* the pending queue was holding a ref on the object */
 		fscache_put_operation(op);
@@ -282,6 +292,36 @@ void fscache_start_operations(struct fscache_object *object)
 }
 
 /*
+ * cancel an operation that's pending on an object
+ */
+int fscache_cancel_op(struct fscache_operation *op)
+{
+	struct fscache_object *object = op->object;
+	int ret;
+
+	_enter("OBJ%x OP%x}", op->object->debug_id, op->debug_id);
+
+	spin_lock(&object->lock);
+
+	ret = -EBUSY;
+	if (!list_empty(&op->pend_link)) {
+		fscache_stat(&fscache_n_op_cancelled);
+		list_del_init(&op->pend_link);
+		object->n_ops--;
+		if (test_bit(FSCACHE_OP_EXCLUSIVE, &op->flags))
+			object->n_exclusive--;
+		if (test_and_clear_bit(FSCACHE_OP_WAITING, &op->flags))
+			wake_up_bit(&op->flags, FSCACHE_OP_WAITING);
+		fscache_put_operation(op);
+		ret = 0;
+	}
+
+	spin_unlock(&object->lock);
+	_leave(" = %d", ret);
+	return ret;
+}
+
+/*
  * release an operation
  * - queues pending ops if this is the last in-progress op
  */
@@ -298,6 +338,8 @@ void fscache_put_operation(struct fscache_operation *op)
 	if (!atomic_dec_and_test(&op->usage))
 		return;
 
+	fscache_set_op_state(op, "Put");
+
 	_debug("PUT OP");
 	if (test_and_set_bit(FSCACHE_OP_DEAD, &op->flags))
 		BUG();
@@ -311,6 +353,9 @@ void fscache_put_operation(struct fscache_operation *op)
 
 	object = op->object;
 
+	if (test_bit(FSCACHE_OP_DEC_READ_CNT, &op->flags))
+		atomic_dec(&object->n_reads);
+
 	/* now... we may get called with the object spinlock held, so we
 	 * complete the cleanup here only if we can immediately acquire the
 	 * lock, and defer it otherwise */
@@ -452,8 +497,27 @@ static void fscache_op_execute(struct slow_work *work)
 	_leave("");
 }
 
+/*
+ * describe an operation for slow-work debugging
+ */
+#ifdef CONFIG_SLOW_WORK_PROC
+static void fscache_op_desc(struct slow_work *work, struct seq_file *m)
+{
+	struct fscache_operation *op =
+		container_of(work, struct fscache_operation, slow_work);
+
+	seq_printf(m, "FSC: OBJ%x OP%x: %s/%s fl=%lx",
+		   op->object->debug_id, op->debug_id,
+		   op->name, op->state, op->flags);
+}
+#endif
+
 const struct slow_work_ops fscache_op_slow_work_ops = {
+	.owner		= THIS_MODULE,
 	.get_ref	= fscache_op_get_ref,
 	.put_ref	= fscache_op_put_ref,
 	.execute	= fscache_op_execute,
+#ifdef CONFIG_SLOW_WORK_PROC
+	.desc		= fscache_op_desc,
+#endif
 };
diff --git a/fs/fscache/page.c b/fs/fscache/page.c
index 2568e0eb644f..c598ea4c4e7d 100644
--- a/fs/fscache/page.c
+++ b/fs/fscache/page.c
@@ -43,18 +43,102 @@ void __fscache_wait_on_page_write(struct fscache_cookie *cookie, struct page *pa
 EXPORT_SYMBOL(__fscache_wait_on_page_write);
 
 /*
- * note that a page has finished being written to the cache
+ * decide whether a page can be released, possibly by cancelling a store to it
+ * - we're allowed to sleep if __GFP_WAIT is flagged
  */
-static void fscache_end_page_write(struct fscache_cookie *cookie, struct page *page)
+bool __fscache_maybe_release_page(struct fscache_cookie *cookie,
+				  struct page *page,
+				  gfp_t gfp)
 {
 	struct page *xpage;
+	void *val;
+
+	_enter("%p,%p,%x", cookie, page, gfp);
+
+	rcu_read_lock();
+	val = radix_tree_lookup(&cookie->stores, page->index);
+	if (!val) {
+		rcu_read_unlock();
+		fscache_stat(&fscache_n_store_vmscan_not_storing);
+		__fscache_uncache_page(cookie, page);
+		return true;
+	}
+
+	/* see if the page is actually undergoing storage - if so we can't get
+	 * rid of it till the cache has finished with it */
+	if (radix_tree_tag_get(&cookie->stores, page->index,
+			       FSCACHE_COOKIE_STORING_TAG)) {
+		rcu_read_unlock();
+		goto page_busy;
+	}
+
+	/* the page is pending storage, so we attempt to cancel the store and
+	 * discard the store request so that the page can be reclaimed */
+	spin_lock(&cookie->stores_lock);
+	rcu_read_unlock();
+
+	if (radix_tree_tag_get(&cookie->stores, page->index,
+			       FSCACHE_COOKIE_STORING_TAG)) {
+		/* the page started to undergo storage whilst we were looking,
+		 * so now we can only wait or return */
+		spin_unlock(&cookie->stores_lock);
+		goto page_busy;
+	}
 
-	spin_lock(&cookie->lock);
 	xpage = radix_tree_delete(&cookie->stores, page->index);
-	spin_unlock(&cookie->lock);
-	ASSERT(xpage != NULL);
+	spin_unlock(&cookie->stores_lock);
+
+	if (xpage) {
+		fscache_stat(&fscache_n_store_vmscan_cancelled);
+		fscache_stat(&fscache_n_store_radix_deletes);
+		ASSERTCMP(xpage, ==, page);
+	} else {
+		fscache_stat(&fscache_n_store_vmscan_gone);
+	}
 
 	wake_up_bit(&cookie->flags, 0);
+	if (xpage)
+		page_cache_release(xpage);
+	__fscache_uncache_page(cookie, page);
+	return true;
+
+page_busy:
+	/* we might want to wait here, but that could deadlock the allocator as
+	 * the slow-work threads writing to the cache may all end up sleeping
+	 * on memory allocation */
+	fscache_stat(&fscache_n_store_vmscan_busy);
+	return false;
+}
+EXPORT_SYMBOL(__fscache_maybe_release_page);
+
+/*
+ * note that a page has finished being written to the cache
+ */
+static void fscache_end_page_write(struct fscache_object *object,
+				   struct page *page)
+{
+	struct fscache_cookie *cookie;
+	struct page *xpage = NULL;
+
+	spin_lock(&object->lock);
+	cookie = object->cookie;
+	if (cookie) {
+		/* delete the page from the tree if it is now no longer
+		 * pending */
+		spin_lock(&cookie->stores_lock);
+		radix_tree_tag_clear(&cookie->stores, page->index,
+				     FSCACHE_COOKIE_STORING_TAG);
+		if (!radix_tree_tag_get(&cookie->stores, page->index,
+					FSCACHE_COOKIE_PENDING_TAG)) {
+			fscache_stat(&fscache_n_store_radix_deletes);
+			xpage = radix_tree_delete(&cookie->stores, page->index);
+		}
+		spin_unlock(&cookie->stores_lock);
+		wake_up_bit(&cookie->flags, 0);
+	}
+	spin_unlock(&object->lock);
+	if (xpage)
+		page_cache_release(xpage);
 }
 
 /*
@@ -63,14 +147,21 @@ static void fscache_end_page_write(struct fscache_cookie *cookie, struct page *p
 static void fscache_attr_changed_op(struct fscache_operation *op)
 {
 	struct fscache_object *object = op->object;
+	int ret;
 
 	_enter("{OBJ%x OP%x}", object->debug_id, op->debug_id);
 
 	fscache_stat(&fscache_n_attr_changed_calls);
 
-	if (fscache_object_is_active(object) &&
-	    object->cache->ops->attr_changed(object) < 0)
-		fscache_abort_object(object);
+	if (fscache_object_is_active(object)) {
+		fscache_set_op_state(op, "CallFS");
+		fscache_stat(&fscache_n_cop_attr_changed);
+		ret = object->cache->ops->attr_changed(object);
+		fscache_stat_d(&fscache_n_cop_attr_changed);
+		fscache_set_op_state(op, "Done");
+		if (ret < 0)
+			fscache_abort_object(object);
+	}
 
 	_leave("");
 }
@@ -99,6 +190,7 @@ int __fscache_attr_changed(struct fscache_cookie *cookie)
 	fscache_operation_init(op, NULL);
 	fscache_operation_init_slow(op, fscache_attr_changed_op);
 	op->flags = FSCACHE_OP_SLOW | (1 << FSCACHE_OP_EXCLUSIVE);
+	fscache_set_op_name(op, "Attr");
 
 	spin_lock(&cookie->lock);
 
@@ -184,6 +276,7 @@ static struct fscache_retrieval *fscache_alloc_retrieval(
 	op->start_time	= jiffies;
 	INIT_WORK(&op->op.fast_work, fscache_retrieval_work);
 	INIT_LIST_HEAD(&op->to_do);
+	fscache_set_op_name(&op->op, "Retr");
 	return op;
 }
 
@@ -221,6 +314,43 @@ static int fscache_wait_for_deferred_lookup(struct fscache_cookie *cookie)
 }
 
 /*
+ * wait for an object to become active (or dead)
+ */
+static int fscache_wait_for_retrieval_activation(struct fscache_object *object,
+						 struct fscache_retrieval *op,
+						 atomic_t *stat_op_waits,
+						 atomic_t *stat_object_dead)
+{
+	int ret;
+
+	if (!test_bit(FSCACHE_OP_WAITING, &op->op.flags))
+		goto check_if_dead;
+
+	_debug(">>> WT");
+	fscache_stat(stat_op_waits);
+	if (wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING,
+			fscache_wait_bit_interruptible,
+			TASK_INTERRUPTIBLE) < 0) {
+		ret = fscache_cancel_op(&op->op);
+		if (ret == 0)
+			return -ERESTARTSYS;
+
+		/* it's been removed from the pending queue by another party,
+		 * so we should get to run shortly */
+		wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING,
+			    fscache_wait_bit, TASK_UNINTERRUPTIBLE);
+	}
+	_debug("<<< GO");
+
+check_if_dead:
+	if (unlikely(fscache_object_is_dead(object))) {
+		fscache_stat(stat_object_dead);
+		return -ENOBUFS;
+	}
+	return 0;
+}
+
+/*
  * read a page from the cache or allocate a block in which to store it
  * - we return:
  *   -ENOMEM	- out of memory, nothing done
@@ -257,6 +387,7 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie,
 		_leave(" = -ENOMEM");
 		return -ENOMEM;
 	}
+	fscache_set_op_name(&op->op, "RetrRA1");
 
 	spin_lock(&cookie->lock);
 
@@ -267,6 +398,9 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie,
 
 	ASSERTCMP(object->state, >, FSCACHE_OBJECT_LOOKING_UP);
 
+	atomic_inc(&object->n_reads);
+	set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags);
+
 	if (fscache_submit_op(object, &op->op) < 0)
 		goto nobufs_unlock;
 	spin_unlock(&cookie->lock);
@@ -279,23 +413,27 @@ int __fscache_read_or_alloc_page(struct fscache_cookie *cookie,
 
 	/* we wait for the operation to become active, and then process it
 	 * *here*, in this thread, and not in the thread pool */
-	if (test_bit(FSCACHE_OP_WAITING, &op->op.flags)) {
-		_debug(">>> WT");
-		fscache_stat(&fscache_n_retrieval_op_waits);
-		wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING,
-			    fscache_wait_bit, TASK_UNINTERRUPTIBLE);
-		_debug("<<< GO");
-	}
+	ret = fscache_wait_for_retrieval_activation(
+		object, op,
+		__fscache_stat(&fscache_n_retrieval_op_waits),
+		__fscache_stat(&fscache_n_retrievals_object_dead));
+	if (ret < 0)
+		goto error;
 
 	/* ask the cache to honour the operation */
 	if (test_bit(FSCACHE_COOKIE_NO_DATA_YET, &object->cookie->flags)) {
+		fscache_stat(&fscache_n_cop_allocate_page);
 		ret = object->cache->ops->allocate_page(op, page, gfp);
+		fscache_stat_d(&fscache_n_cop_allocate_page);
 		if (ret == 0)
 			ret = -ENODATA;
 	} else {
+		fscache_stat(&fscache_n_cop_read_or_alloc_page);
 		ret = object->cache->ops->read_or_alloc_page(op, page, gfp);
+		fscache_stat_d(&fscache_n_cop_read_or_alloc_page);
 	}
 
+error:
 	if (ret == -ENOMEM)
 		fscache_stat(&fscache_n_retrievals_nomem);
 	else if (ret == -ERESTARTSYS)
@@ -347,7 +485,6 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie,
 				  void *context,
 				  gfp_t gfp)
 {
-	fscache_pages_retrieval_func_t func;
 	struct fscache_retrieval *op;
 	struct fscache_object *object;
 	int ret;
@@ -369,6 +506,7 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie,
 	op = fscache_alloc_retrieval(mapping, end_io_func, context);
 	if (!op)
 		return -ENOMEM;
+	fscache_set_op_name(&op->op, "RetrRAN");
 
 	spin_lock(&cookie->lock);
 
@@ -377,6 +515,9 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie,
 	object = hlist_entry(cookie->backing_objects.first,
 			     struct fscache_object, cookie_link);
 
+	atomic_inc(&object->n_reads);
+	set_bit(FSCACHE_OP_DEC_READ_CNT, &op->op.flags);
+
 	if (fscache_submit_op(object, &op->op) < 0)
 		goto nobufs_unlock;
 	spin_unlock(&cookie->lock);
@@ -389,21 +530,27 @@ int __fscache_read_or_alloc_pages(struct fscache_cookie *cookie,
 
 	/* we wait for the operation to become active, and then process it
 	 * *here*, in this thread, and not in the thread pool */
-	if (test_bit(FSCACHE_OP_WAITING, &op->op.flags)) {
-		_debug(">>> WT");
-		fscache_stat(&fscache_n_retrieval_op_waits);
-		wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING,
-			    fscache_wait_bit, TASK_UNINTERRUPTIBLE);
-		_debug("<<< GO");
-	}
+	ret = fscache_wait_for_retrieval_activation(
+		object, op,
+		__fscache_stat(&fscache_n_retrieval_op_waits),
+		__fscache_stat(&fscache_n_retrievals_object_dead));
+	if (ret < 0)
+		goto error;
 
 	/* ask the cache to honour the operation */
-	if (test_bit(FSCACHE_COOKIE_NO_DATA_YET, &object->cookie->flags))
-		func = object->cache->ops->allocate_pages;
-	else
-		func = object->cache->ops->read_or_alloc_pages;
-	ret = func(op, pages, nr_pages, gfp);
+	if (test_bit(FSCACHE_COOKIE_NO_DATA_YET, &object->cookie->flags)) {
+		fscache_stat(&fscache_n_cop_allocate_pages);
+		ret = object->cache->ops->allocate_pages(
+			op, pages, nr_pages, gfp);
+		fscache_stat_d(&fscache_n_cop_allocate_pages);
+	} else {
+		fscache_stat(&fscache_n_cop_read_or_alloc_pages);
+		ret = object->cache->ops->read_or_alloc_pages(
+			op, pages, nr_pages, gfp);
+		fscache_stat_d(&fscache_n_cop_read_or_alloc_pages);
+	}
 
+error:
 	if (ret == -ENOMEM)
 		fscache_stat(&fscache_n_retrievals_nomem);
 	else if (ret == -ERESTARTSYS)
@@ -461,6 +608,7 @@ int __fscache_alloc_page(struct fscache_cookie *cookie,
 	op = fscache_alloc_retrieval(page->mapping, NULL, NULL);
 	if (!op)
 		return -ENOMEM;
+	fscache_set_op_name(&op->op, "RetrAL1");
 
 	spin_lock(&cookie->lock);
 
@@ -475,18 +623,22 @@ int __fscache_alloc_page(struct fscache_cookie *cookie,
 
 	fscache_stat(&fscache_n_alloc_ops);
 
-	if (test_bit(FSCACHE_OP_WAITING, &op->op.flags)) {
-		_debug(">>> WT");
-		fscache_stat(&fscache_n_alloc_op_waits);
-		wait_on_bit(&op->op.flags, FSCACHE_OP_WAITING,
-			    fscache_wait_bit, TASK_UNINTERRUPTIBLE);
-		_debug("<<< GO");
-	}
+	ret = fscache_wait_for_retrieval_activation(
+		object, op,
+		__fscache_stat(&fscache_n_alloc_op_waits),
+		__fscache_stat(&fscache_n_allocs_object_dead));
+	if (ret < 0)
+		goto error;
 
 	/* ask the cache to honour the operation */
+	fscache_stat(&fscache_n_cop_allocate_page);
 	ret = object->cache->ops->allocate_page(op, page, gfp);
+	fscache_stat_d(&fscache_n_cop_allocate_page);
 
-	if (ret < 0)
+error:
+	if (ret == -ERESTARTSYS)
+		fscache_stat(&fscache_n_allocs_intr);
+	else if (ret < 0)
 		fscache_stat(&fscache_n_allocs_nobufs);
 	else
 		fscache_stat(&fscache_n_allocs_ok);
@@ -521,7 +673,7 @@ static void fscache_write_op(struct fscache_operation *_op)
 	struct fscache_storage *op =
 		container_of(_op, struct fscache_storage, op);
 	struct fscache_object *object = op->op.object;
-	struct fscache_cookie *cookie = object->cookie;
+	struct fscache_cookie *cookie;
 	struct page *page;
 	unsigned n;
 	void *results[1];
@@ -529,16 +681,19 @@ static void fscache_write_op(struct fscache_operation *_op)
 
 	_enter("{OP%x,%d}", op->op.debug_id, atomic_read(&op->op.usage));
 
-	spin_lock(&cookie->lock);
+	fscache_set_op_state(&op->op, "GetPage");
+
 	spin_lock(&object->lock);
+	cookie = object->cookie;
 
-	if (!fscache_object_is_active(object)) {
+	if (!fscache_object_is_active(object) || !cookie) {
 		spin_unlock(&object->lock);
-		spin_unlock(&cookie->lock);
 		_leave("");
 		return;
 	}
 
+	spin_lock(&cookie->stores_lock);
+
 	fscache_stat(&fscache_n_store_calls);
 
 	/* find a page to store */
@@ -549,23 +704,35 @@ static void fscache_write_op(struct fscache_operation *_op)
 		goto superseded;
 	page = results[0];
 	_debug("gang %d [%lx]", n, page->index);
-	if (page->index > op->store_limit)
+	if (page->index > op->store_limit) {
+		fscache_stat(&fscache_n_store_pages_over_limit);
 		goto superseded;
+	}
 
-	radix_tree_tag_clear(&cookie->stores, page->index,
-			     FSCACHE_COOKIE_PENDING_TAG);
+	if (page) {
+		radix_tree_tag_set(&cookie->stores, page->index,
+				   FSCACHE_COOKIE_STORING_TAG);
+		radix_tree_tag_clear(&cookie->stores, page->index,
+				     FSCACHE_COOKIE_PENDING_TAG);
+	}
 
+	spin_unlock(&cookie->stores_lock);
 	spin_unlock(&object->lock);
-	spin_unlock(&cookie->lock);
 
 	if (page) {
+		fscache_set_op_state(&op->op, "Store");
+		fscache_stat(&fscache_n_store_pages);
+		fscache_stat(&fscache_n_cop_write_page);
 		ret = object->cache->ops->write_page(op, page);
-		fscache_end_page_write(cookie, page);
-		page_cache_release(page);
-		if (ret < 0)
+		fscache_stat_d(&fscache_n_cop_write_page);
+		fscache_set_op_state(&op->op, "EndWrite");
+		fscache_end_page_write(object, page);
+		if (ret < 0) {
+			fscache_set_op_state(&op->op, "Abort");
 			fscache_abort_object(object);
-		else
+		} else {
 			fscache_enqueue_operation(&op->op);
+		}
 	}
 
 	_leave("");
@@ -575,9 +742,9 @@ superseded:
 	/* this writer is going away and there aren't any more things to
 	 * write */
 	_debug("cease");
+	spin_unlock(&cookie->stores_lock);
 	clear_bit(FSCACHE_OBJECT_PENDING_WRITE, &object->flags);
 	spin_unlock(&object->lock);
-	spin_unlock(&cookie->lock);
 	_leave("");
 }
 
@@ -634,6 +801,7 @@ int __fscache_write_page(struct fscache_cookie *cookie,
 	fscache_operation_init(&op->op, fscache_release_write_op);
 	fscache_operation_init_slow(&op->op, fscache_write_op);
 	op->op.flags = FSCACHE_OP_SLOW | (1 << FSCACHE_OP_WAITING);
+	fscache_set_op_name(&op->op, "Write1");
 
 	ret = radix_tree_preload(gfp & ~__GFP_HIGHMEM);
 	if (ret < 0)
@@ -652,6 +820,7 @@ int __fscache_write_page(struct fscache_cookie *cookie,
 	/* add the page to the pending-storage radix tree on the backing
 	 * object */
 	spin_lock(&object->lock);
+	spin_lock(&cookie->stores_lock);
 
 	_debug("store limit %llx", (unsigned long long) object->store_limit);
 
@@ -672,6 +841,7 @@ int __fscache_write_page(struct fscache_cookie *cookie,
 	if (test_and_set_bit(FSCACHE_OBJECT_PENDING_WRITE, &object->flags))
 		goto already_pending;
 
+	spin_unlock(&cookie->stores_lock);
 	spin_unlock(&object->lock);
 
 	op->op.debug_id	= atomic_inc_return(&fscache_op_debug_id);
@@ -693,6 +863,7 @@ int __fscache_write_page(struct fscache_cookie *cookie,
 already_queued:
 	fscache_stat(&fscache_n_stores_again);
 already_pending:
+	spin_unlock(&cookie->stores_lock);
 	spin_unlock(&object->lock);
 	spin_unlock(&cookie->lock);
 	radix_tree_preload_end();
@@ -702,7 +873,9 @@ already_pending:
 	return 0;
 
 submit_failed:
+	spin_lock(&cookie->stores_lock);
 	radix_tree_delete(&cookie->stores, page->index);
+	spin_unlock(&cookie->stores_lock);
 	page_cache_release(page);
 	ret = -ENOBUFS;
 	goto nobufs;
@@ -763,7 +936,9 @@ void __fscache_uncache_page(struct fscache_cookie *cookie, struct page *page)
 	if (TestClearPageFsCache(page) &&
 	    object->cache->ops->uncache_page) {
 		/* the cache backend releases the cookie lock */
+		fscache_stat(&fscache_n_cop_uncache_page);
 		object->cache->ops->uncache_page(object, page);
+		fscache_stat_d(&fscache_n_cop_uncache_page);
 		goto done;
 	}
 
diff --git a/fs/fscache/proc.c b/fs/fscache/proc.c
index beeab44bc31a..1d9e4951a597 100644
--- a/fs/fscache/proc.c
+++ b/fs/fscache/proc.c
@@ -37,10 +37,20 @@ int __init fscache_proc_init(void)
 		goto error_histogram;
 #endif
 
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+	if (!proc_create("fs/fscache/objects", S_IFREG | 0444, NULL,
+			 &fscache_objlist_fops))
+		goto error_objects;
+#endif
+
 	_leave(" = 0");
 	return 0;
 
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+error_objects:
+#endif
 #ifdef CONFIG_FSCACHE_HISTOGRAM
+	remove_proc_entry("fs/fscache/histogram", NULL);
 error_histogram:
 #endif
 #ifdef CONFIG_FSCACHE_STATS
@@ -58,6 +68,9 @@ error_dir:
  */
 void fscache_proc_cleanup(void)
 {
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+	remove_proc_entry("fs/fscache/objects", NULL);
+#endif
 #ifdef CONFIG_FSCACHE_HISTOGRAM
 	remove_proc_entry("fs/fscache/histogram", NULL);
 #endif
diff --git a/fs/fscache/stats.c b/fs/fscache/stats.c
index 65deb99e756b..46435f3aae68 100644
--- a/fs/fscache/stats.c
+++ b/fs/fscache/stats.c
@@ -25,6 +25,8 @@ atomic_t fscache_n_op_requeue;
 atomic_t fscache_n_op_deferred_release;
 atomic_t fscache_n_op_release;
 atomic_t fscache_n_op_gc;
+atomic_t fscache_n_op_cancelled;
+atomic_t fscache_n_op_rejected;
 
 atomic_t fscache_n_attr_changed;
 atomic_t fscache_n_attr_changed_ok;
@@ -36,6 +38,8 @@ atomic_t fscache_n_allocs;
 atomic_t fscache_n_allocs_ok;
 atomic_t fscache_n_allocs_wait;
 atomic_t fscache_n_allocs_nobufs;
+atomic_t fscache_n_allocs_intr;
+atomic_t fscache_n_allocs_object_dead;
 atomic_t fscache_n_alloc_ops;
 atomic_t fscache_n_alloc_op_waits;
 
@@ -46,6 +50,7 @@ atomic_t fscache_n_retrievals_nodata;
 atomic_t fscache_n_retrievals_nobufs;
 atomic_t fscache_n_retrievals_intr;
 atomic_t fscache_n_retrievals_nomem;
+atomic_t fscache_n_retrievals_object_dead;
 atomic_t fscache_n_retrieval_ops;
 atomic_t fscache_n_retrieval_op_waits;
 
@@ -56,6 +61,14 @@ atomic_t fscache_n_stores_nobufs;
 atomic_t fscache_n_stores_oom;
 atomic_t fscache_n_store_ops;
 atomic_t fscache_n_store_calls;
+atomic_t fscache_n_store_pages;
+atomic_t fscache_n_store_radix_deletes;
+atomic_t fscache_n_store_pages_over_limit;
+
+atomic_t fscache_n_store_vmscan_not_storing;
+atomic_t fscache_n_store_vmscan_gone;
+atomic_t fscache_n_store_vmscan_busy;
+atomic_t fscache_n_store_vmscan_cancelled;
 
 atomic_t fscache_n_marks;
 atomic_t fscache_n_uncaches;
@@ -74,6 +87,7 @@ atomic_t fscache_n_updates_run;
 atomic_t fscache_n_relinquishes;
 atomic_t fscache_n_relinquishes_null;
 atomic_t fscache_n_relinquishes_waitcrt;
+atomic_t fscache_n_relinquishes_retire;
 
 atomic_t fscache_n_cookie_index;
 atomic_t fscache_n_cookie_data;
@@ -84,6 +98,7 @@ atomic_t fscache_n_object_no_alloc;
 atomic_t fscache_n_object_lookups;
 atomic_t fscache_n_object_lookups_negative;
 atomic_t fscache_n_object_lookups_positive;
+atomic_t fscache_n_object_lookups_timed_out;
 atomic_t fscache_n_object_created;
 atomic_t fscache_n_object_avail;
 atomic_t fscache_n_object_dead;
@@ -93,6 +108,23 @@ atomic_t fscache_n_checkaux_okay;
 atomic_t fscache_n_checkaux_update;
 atomic_t fscache_n_checkaux_obsolete;
 
+atomic_t fscache_n_cop_alloc_object;
+atomic_t fscache_n_cop_lookup_object;
+atomic_t fscache_n_cop_lookup_complete;
+atomic_t fscache_n_cop_grab_object;
+atomic_t fscache_n_cop_update_object;
+atomic_t fscache_n_cop_drop_object;
+atomic_t fscache_n_cop_put_object;
+atomic_t fscache_n_cop_sync_cache;
+atomic_t fscache_n_cop_attr_changed;
+atomic_t fscache_n_cop_read_or_alloc_page;
+atomic_t fscache_n_cop_read_or_alloc_pages;
+atomic_t fscache_n_cop_allocate_page;
+atomic_t fscache_n_cop_allocate_pages;
+atomic_t fscache_n_cop_write_page;
+atomic_t fscache_n_cop_uncache_page;
+atomic_t fscache_n_cop_dissociate_pages;
+
 /*
  * display the general statistics
  */
@@ -129,10 +161,11 @@ static int fscache_stats_show(struct seq_file *m, void *v)
 		   atomic_read(&fscache_n_acquires_nobufs),
 		   atomic_read(&fscache_n_acquires_oom));
 
-	seq_printf(m, "Lookups: n=%u neg=%u pos=%u crt=%u\n",
+	seq_printf(m, "Lookups: n=%u neg=%u pos=%u crt=%u tmo=%u\n",
 		   atomic_read(&fscache_n_object_lookups),
 		   atomic_read(&fscache_n_object_lookups_negative),
 		   atomic_read(&fscache_n_object_lookups_positive),
+		   atomic_read(&fscache_n_object_lookups_timed_out),
 		   atomic_read(&fscache_n_object_created));
 
 	seq_printf(m, "Updates: n=%u nul=%u run=%u\n",
@@ -140,10 +173,11 @@ static int fscache_stats_show(struct seq_file *m, void *v)
 		   atomic_read(&fscache_n_updates_null),
 		   atomic_read(&fscache_n_updates_run));
 
-	seq_printf(m, "Relinqs: n=%u nul=%u wcr=%u\n",
+	seq_printf(m, "Relinqs: n=%u nul=%u wcr=%u rtr=%u\n",
 		   atomic_read(&fscache_n_relinquishes),
 		   atomic_read(&fscache_n_relinquishes_null),
-		   atomic_read(&fscache_n_relinquishes_waitcrt));
+		   atomic_read(&fscache_n_relinquishes_waitcrt),
+		   atomic_read(&fscache_n_relinquishes_retire));
 
 	seq_printf(m, "AttrChg: n=%u ok=%u nbf=%u oom=%u run=%u\n",
 		   atomic_read(&fscache_n_attr_changed),
@@ -152,14 +186,16 @@ static int fscache_stats_show(struct seq_file *m, void *v)
 		   atomic_read(&fscache_n_attr_changed_nomem),
 		   atomic_read(&fscache_n_attr_changed_calls));
 
-	seq_printf(m, "Allocs : n=%u ok=%u wt=%u nbf=%u\n",
+	seq_printf(m, "Allocs : n=%u ok=%u wt=%u nbf=%u int=%u\n",
 		   atomic_read(&fscache_n_allocs),
 		   atomic_read(&fscache_n_allocs_ok),
 		   atomic_read(&fscache_n_allocs_wait),
-		   atomic_read(&fscache_n_allocs_nobufs));
-	seq_printf(m, "Allocs : ops=%u owt=%u\n",
+		   atomic_read(&fscache_n_allocs_nobufs),
+		   atomic_read(&fscache_n_allocs_intr));
+	seq_printf(m, "Allocs : ops=%u owt=%u abt=%u\n",
 		   atomic_read(&fscache_n_alloc_ops),
-		   atomic_read(&fscache_n_alloc_op_waits));
+		   atomic_read(&fscache_n_alloc_op_waits),
+		   atomic_read(&fscache_n_allocs_object_dead));
 
 	seq_printf(m, "Retrvls: n=%u ok=%u wt=%u nod=%u nbf=%u"
 		   " int=%u oom=%u\n",
@@ -170,9 +206,10 @@ static int fscache_stats_show(struct seq_file *m, void *v)
 		   atomic_read(&fscache_n_retrievals_nobufs),
 		   atomic_read(&fscache_n_retrievals_intr),
 		   atomic_read(&fscache_n_retrievals_nomem));
-	seq_printf(m, "Retrvls: ops=%u owt=%u\n",
+	seq_printf(m, "Retrvls: ops=%u owt=%u abt=%u\n",
 		   atomic_read(&fscache_n_retrieval_ops),
-		   atomic_read(&fscache_n_retrieval_op_waits));
+		   atomic_read(&fscache_n_retrieval_op_waits),
+		   atomic_read(&fscache_n_retrievals_object_dead));
 
 	seq_printf(m, "Stores : n=%u ok=%u agn=%u nbf=%u oom=%u\n",
 		   atomic_read(&fscache_n_stores),
@@ -180,18 +217,49 @@ static int fscache_stats_show(struct seq_file *m, void *v)
 		   atomic_read(&fscache_n_stores_again),
 		   atomic_read(&fscache_n_stores_nobufs),
 		   atomic_read(&fscache_n_stores_oom));
-	seq_printf(m, "Stores : ops=%u run=%u\n",
+	seq_printf(m, "Stores : ops=%u run=%u pgs=%u rxd=%u olm=%u\n",
 		   atomic_read(&fscache_n_store_ops),
-		   atomic_read(&fscache_n_store_calls));
+		   atomic_read(&fscache_n_store_calls),
+		   atomic_read(&fscache_n_store_pages),
+		   atomic_read(&fscache_n_store_radix_deletes),
+		   atomic_read(&fscache_n_store_pages_over_limit));
 
-	seq_printf(m, "Ops    : pend=%u run=%u enq=%u\n",
+	seq_printf(m, "VmScan : nos=%u gon=%u bsy=%u can=%u\n",
+		   atomic_read(&fscache_n_store_vmscan_not_storing),
+		   atomic_read(&fscache_n_store_vmscan_gone),
+		   atomic_read(&fscache_n_store_vmscan_busy),
+		   atomic_read(&fscache_n_store_vmscan_cancelled));
+
+	seq_printf(m, "Ops    : pend=%u run=%u enq=%u can=%u rej=%u\n",
 		   atomic_read(&fscache_n_op_pend),
 		   atomic_read(&fscache_n_op_run),
-		   atomic_read(&fscache_n_op_enqueue));
+		   atomic_read(&fscache_n_op_enqueue),
+		   atomic_read(&fscache_n_op_cancelled),
+		   atomic_read(&fscache_n_op_rejected));
 	seq_printf(m, "Ops    : dfr=%u rel=%u gc=%u\n",
 		   atomic_read(&fscache_n_op_deferred_release),
 		   atomic_read(&fscache_n_op_release),
 		   atomic_read(&fscache_n_op_gc));
+
+	seq_printf(m, "CacheOp: alo=%d luo=%d luc=%d gro=%d\n",
+		   atomic_read(&fscache_n_cop_alloc_object),
+		   atomic_read(&fscache_n_cop_lookup_object),
+		   atomic_read(&fscache_n_cop_lookup_complete),
+		   atomic_read(&fscache_n_cop_grab_object));
+	seq_printf(m, "CacheOp: upo=%d dro=%d pto=%d atc=%d syn=%d\n",
+		   atomic_read(&fscache_n_cop_update_object),
+		   atomic_read(&fscache_n_cop_drop_object),
+		   atomic_read(&fscache_n_cop_put_object),
+		   atomic_read(&fscache_n_cop_attr_changed),
+		   atomic_read(&fscache_n_cop_sync_cache));
+	seq_printf(m, "CacheOp: rap=%d ras=%d alp=%d als=%d wrp=%d ucp=%d dsp=%d\n",
+		   atomic_read(&fscache_n_cop_read_or_alloc_page),
+		   atomic_read(&fscache_n_cop_read_or_alloc_pages),
+		   atomic_read(&fscache_n_cop_allocate_page),
+		   atomic_read(&fscache_n_cop_allocate_pages),
+		   atomic_read(&fscache_n_cop_write_page),
+		   atomic_read(&fscache_n_cop_uncache_page),
+		   atomic_read(&fscache_n_cop_dissociate_pages));
 	return 0;
 }
 
diff --git a/fs/fuse/dir.c b/fs/fuse/dir.c
index e703654e7f40..4787ae6c5c1c 100644
--- a/fs/fuse/dir.c
+++ b/fs/fuse/dir.c
@@ -385,6 +385,9 @@ static int fuse_create_open(struct inode *dir, struct dentry *entry, int mode,
 	if (fc->no_create)
 		return -ENOSYS;
 
+	if (flags & O_DIRECT)
+		return -EINVAL;
+
 	forget_req = fuse_get_req(fc);
 	if (IS_ERR(forget_req))
 		return PTR_ERR(forget_req);
@@ -712,8 +715,10 @@ static int fuse_rename(struct inode *olddir, struct dentry *oldent,
 			fuse_invalidate_attr(newdir);
 
 		/* newent will end up negative */
-		if (newent->d_inode)
+		if (newent->d_inode) {
+			fuse_invalidate_attr(newent->d_inode);
 			fuse_invalidate_entry_cache(newent);
+		}
 	} else if (err == -EINTR) {
 		/* If request was interrupted, DEITY only knows if the
 		   rename actually took place.  If the invalidation
@@ -1276,14 +1281,9 @@ static int fuse_do_setattr(struct dentry *entry, struct iattr *attr,
 		return 0;
 
 	if (attr->ia_valid & ATTR_SIZE) {
-		unsigned long limit;
-		if (IS_SWAPFILE(inode))
-			return -ETXTBSY;
-		limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-		if (limit != RLIM_INFINITY && attr->ia_size > (loff_t) limit) {
-			send_sig(SIGXFSZ, current, 0);
-			return -EFBIG;
-		}
+		err = inode_newsize_ok(inode, attr->ia_size);
+		if (err)
+			return err;
 		is_truncate = true;
 	}
 
@@ -1350,8 +1350,7 @@ static int fuse_do_setattr(struct dentry *entry, struct iattr *attr,
 	 * FUSE_NOWRITE, otherwise fuse_launder_page() would deadlock.
 	 */
 	if (S_ISREG(inode->i_mode) && oldsize != outarg.attr.size) {
-		if (outarg.attr.size < oldsize)
-			fuse_truncate(inode->i_mapping, outarg.attr.size);
+		truncate_pagecache(inode, oldsize, outarg.attr.size);
 		invalidate_inode_pages2(inode->i_mapping);
 	}
 
diff --git a/fs/fuse/file.c b/fs/fuse/file.c
index cbc464043b6f..c18913a777ae 100644
--- a/fs/fuse/file.c
+++ b/fs/fuse/file.c
@@ -1063,7 +1063,8 @@ ssize_t fuse_direct_io(struct file *file, const char __user *buf,
 				break;
 		}
 	}
-	fuse_put_request(fc, req);
+	if (!IS_ERR(req))
+		fuse_put_request(fc, req);
 	if (res > 0)
 		*ppos = pos;
 
@@ -1313,7 +1314,7 @@ static int fuse_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct fuse_file_vm_ops = {
+static const struct vm_operations_struct fuse_file_vm_ops = {
 	.close		= fuse_vma_close,
 	.fault		= filemap_fault,
 	.page_mkwrite	= fuse_page_mkwrite,
@@ -1599,7 +1600,7 @@ static int fuse_ioctl_copy_user(struct page **pages, struct iovec *iov,
 			kaddr += copy;
 		}
 
-		kunmap(map);
+		kunmap(page);
 	}
 
 	return 0;
diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h
index fc9c79feb5f7..01cc462ff45d 100644
--- a/fs/fuse/fuse_i.h
+++ b/fs/fuse/fuse_i.h
@@ -606,8 +606,6 @@ void fuse_change_attributes(struct inode *inode, struct fuse_attr *attr,
 void fuse_change_attributes_common(struct inode *inode, struct fuse_attr *attr,
 				   u64 attr_valid);
 
-void fuse_truncate(struct address_space *mapping, loff_t offset);
-
 /**
  * Initialize the client device
  */
diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c
index 6da947daabda..1a822ce2b24b 100644
--- a/fs/fuse/inode.c
+++ b/fs/fuse/inode.c
@@ -140,14 +140,6 @@ static int fuse_remount_fs(struct super_block *sb, int *flags, char *data)
 	return 0;
 }
 
-void fuse_truncate(struct address_space *mapping, loff_t offset)
-{
-	/* See vmtruncate() */
-	unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-	truncate_inode_pages(mapping, offset);
-	unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-}
-
 void fuse_change_attributes_common(struct inode *inode, struct fuse_attr *attr,
 				   u64 attr_valid)
 {
@@ -205,8 +197,7 @@ void fuse_change_attributes(struct inode *inode, struct fuse_attr *attr,
 	spin_unlock(&fc->lock);
 
 	if (S_ISREG(inode->i_mode) && oldsize != attr->size) {
-		if (attr->size < oldsize)
-			fuse_truncate(inode->i_mapping, attr->size);
+		truncate_pagecache(inode, oldsize, attr->size);
 		invalidate_inode_pages2(inode->i_mapping);
 	}
 }
diff --git a/fs/gfs2/aops.c b/fs/gfs2/aops.c
index 7ebae9a4ecc0..694b5d48f036 100644
--- a/fs/gfs2/aops.c
+++ b/fs/gfs2/aops.c
@@ -1135,6 +1135,7 @@ static const struct address_space_operations gfs2_writeback_aops = {
 	.direct_IO = gfs2_direct_IO,
 	.migratepage = buffer_migrate_page,
 	.is_partially_uptodate = block_is_partially_uptodate,
+	.error_remove_page = generic_error_remove_page,
 };
 
 static const struct address_space_operations gfs2_ordered_aops = {
@@ -1151,6 +1152,7 @@ static const struct address_space_operations gfs2_ordered_aops = {
 	.direct_IO = gfs2_direct_IO,
 	.migratepage = buffer_migrate_page,
 	.is_partially_uptodate = block_is_partially_uptodate,
+	.error_remove_page = generic_error_remove_page,
 };
 
 static const struct address_space_operations gfs2_jdata_aops = {
@@ -1166,6 +1168,7 @@ static const struct address_space_operations gfs2_jdata_aops = {
 	.invalidatepage = gfs2_invalidatepage,
 	.releasepage = gfs2_releasepage,
 	.is_partially_uptodate = block_is_partially_uptodate,
+	.error_remove_page = generic_error_remove_page,
 };
 
 void gfs2_set_aops(struct inode *inode)
diff --git a/fs/gfs2/file.c b/fs/gfs2/file.c
index 166f38fbd246..4eb308aa3234 100644
--- a/fs/gfs2/file.c
+++ b/fs/gfs2/file.c
@@ -418,7 +418,7 @@ out:
 	return ret;
 }
 
-static struct vm_operations_struct gfs2_vm_ops = {
+static const struct vm_operations_struct gfs2_vm_ops = {
 	.fault = filemap_fault,
 	.page_mkwrite = gfs2_page_mkwrite,
 };
diff --git a/fs/gfs2/main.c b/fs/gfs2/main.c
index eacd78a5d082..5b31f7741a8f 100644
--- a/fs/gfs2/main.c
+++ b/fs/gfs2/main.c
@@ -114,7 +114,7 @@ static int __init init_gfs2_fs(void)
 	if (error)
 		goto fail_unregister;
 
-	error = slow_work_register_user();
+	error = slow_work_register_user(THIS_MODULE);
 	if (error)
 		goto fail_slow;
 
@@ -163,7 +163,7 @@ static void __exit exit_gfs2_fs(void)
 	gfs2_unregister_debugfs();
 	unregister_filesystem(&gfs2_fs_type);
 	unregister_filesystem(&gfs2meta_fs_type);
-	slow_work_unregister_user();
+	slow_work_unregister_user(THIS_MODULE);
 
 	kmem_cache_destroy(gfs2_quotad_cachep);
 	kmem_cache_destroy(gfs2_rgrpd_cachep);
diff --git a/fs/gfs2/ops_inode.c b/fs/gfs2/ops_inode.c
index c3ac18054057..247436c10deb 100644
--- a/fs/gfs2/ops_inode.c
+++ b/fs/gfs2/ops_inode.c
@@ -12,7 +12,6 @@
 #include <linux/completion.h>
 #include <linux/buffer_head.h>
 #include <linux/namei.h>
-#include <linux/utsname.h>
 #include <linux/mm.h>
 #include <linux/xattr.h>
 #include <linux/posix_acl.h>
diff --git a/fs/gfs2/recovery.c b/fs/gfs2/recovery.c
index 59d2695509d3..09fa31965576 100644
--- a/fs/gfs2/recovery.c
+++ b/fs/gfs2/recovery.c
@@ -7,6 +7,7 @@
  * of the GNU General Public License version 2.
  */
 
+#include <linux/module.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/completion.h>
@@ -593,6 +594,7 @@ fail:
 }
 
 struct slow_work_ops gfs2_recover_ops = {
+	.owner	 = THIS_MODULE,
 	.get_ref = gfs2_recover_get_ref,
 	.put_ref = gfs2_recover_put_ref,
 	.execute = gfs2_recover_work,
diff --git a/fs/gfs2/rgrp.c b/fs/gfs2/rgrp.c
index 28c590b7c9da..8f1cfb02a6cb 100644
--- a/fs/gfs2/rgrp.c
+++ b/fs/gfs2/rgrp.c
@@ -179,7 +179,7 @@ static inline u64 gfs2_bit_search(const __le64 *ptr, u64 mask, u8 state)
  * always aligned to a 64 bit boundary.
  *
  * The size of the buffer is in bytes, but is it assumed that it is
- * always ok to to read a complete multiple of 64 bits at the end
+ * always ok to read a complete multiple of 64 bits at the end
  * of the block in case the end is no aligned to a natural boundary.
  *
  * Return: the block number (bitmap buffer scope) that was found
diff --git a/fs/hfs/btree.c b/fs/hfs/btree.c
index 9b9d6395bad3..052f214ea6f0 100644
--- a/fs/hfs/btree.c
+++ b/fs/hfs/btree.c
@@ -58,6 +58,11 @@ struct hfs_btree *hfs_btree_open(struct super_block *sb, u32 id, btree_keycmp ke
 	}
 	unlock_new_inode(tree->inode);
 
+	if (!HFS_I(tree->inode)->first_blocks) {
+		printk(KERN_ERR "hfs: invalid btree extent records (0 size).\n");
+		goto free_inode;
+	}
+
 	mapping = tree->inode->i_mapping;
 	page = read_mapping_page(mapping, 0, NULL);
 	if (IS_ERR(page))
diff --git a/fs/hfs/mdb.c b/fs/hfs/mdb.c
index 7b6165f25fbe..8bbe03c3f6d5 100644
--- a/fs/hfs/mdb.c
+++ b/fs/hfs/mdb.c
@@ -344,10 +344,8 @@ void hfs_mdb_put(struct super_block *sb)
 	brelse(HFS_SB(sb)->mdb_bh);
 	brelse(HFS_SB(sb)->alt_mdb_bh);
 
-	if (HFS_SB(sb)->nls_io)
-		unload_nls(HFS_SB(sb)->nls_io);
-	if (HFS_SB(sb)->nls_disk)
-		unload_nls(HFS_SB(sb)->nls_disk);
+	unload_nls(HFS_SB(sb)->nls_io);
+	unload_nls(HFS_SB(sb)->nls_disk);
 
 	free_pages((unsigned long)HFS_SB(sb)->bitmap, PAGE_SIZE < 8192 ? 1 : 0);
 	kfree(HFS_SB(sb));
diff --git a/fs/hfsplus/super.c b/fs/hfsplus/super.c
index c0759fe0855b..43022f3d5148 100644
--- a/fs/hfsplus/super.c
+++ b/fs/hfsplus/super.c
@@ -229,8 +229,7 @@ static void hfsplus_put_super(struct super_block *sb)
 	iput(HFSPLUS_SB(sb).alloc_file);
 	iput(HFSPLUS_SB(sb).hidden_dir);
 	brelse(HFSPLUS_SB(sb).s_vhbh);
-	if (HFSPLUS_SB(sb).nls)
-		unload_nls(HFSPLUS_SB(sb).nls);
+	unload_nls(HFSPLUS_SB(sb).nls);
 	kfree(sb->s_fs_info);
 	sb->s_fs_info = NULL;
 
@@ -464,8 +463,7 @@ out:
 
 cleanup:
 	hfsplus_put_super(sb);
-	if (nls)
-		unload_nls(nls);
+	unload_nls(nls);
 	return err;
 }
 
diff --git a/fs/hfsplus/wrapper.c b/fs/hfsplus/wrapper.c
index 175d08eacc86..bed78ac8f6d1 100644
--- a/fs/hfsplus/wrapper.c
+++ b/fs/hfsplus/wrapper.c
@@ -99,6 +99,10 @@ int hfsplus_read_wrapper(struct super_block *sb)
 
 	if (hfsplus_get_last_session(sb, &part_start, &part_size))
 		return -EINVAL;
+	if ((u64)part_start + part_size > 0x100000000ULL) {
+		pr_err("hfs: volumes larger than 2TB are not supported yet\n");
+		return -EINVAL;
+	}
 	while (1) {
 		bh = sb_bread512(sb, part_start + HFSPLUS_VOLHEAD_SECTOR, vhdr);
 		if (!bh)
diff --git a/fs/hugetlbfs/inode.c b/fs/hugetlbfs/inode.c
index a93b885311d8..87a1258953b8 100644
--- a/fs/hugetlbfs/inode.c
+++ b/fs/hugetlbfs/inode.c
@@ -31,12 +31,10 @@
 #include <linux/statfs.h>
 #include <linux/security.h>
 #include <linux/ima.h>
+#include <linux/magic.h>
 
 #include <asm/uaccess.h>
 
-/* some random number */
-#define HUGETLBFS_MAGIC	0x958458f6
-
 static const struct super_operations hugetlbfs_ops;
 static const struct address_space_operations hugetlbfs_aops;
 const struct file_operations hugetlbfs_file_operations;
@@ -382,36 +380,11 @@ static void hugetlbfs_delete_inode(struct inode *inode)
 
 static void hugetlbfs_forget_inode(struct inode *inode) __releases(inode_lock)
 {
-	struct super_block *sb = inode->i_sb;
-
-	if (!hlist_unhashed(&inode->i_hash)) {
-		if (!(inode->i_state & (I_DIRTY|I_SYNC)))
-			list_move(&inode->i_list, &inode_unused);
-		inodes_stat.nr_unused++;
-		if (!sb || (sb->s_flags & MS_ACTIVE)) {
-			spin_unlock(&inode_lock);
-			return;
-		}
-		inode->i_state |= I_WILL_FREE;
-		spin_unlock(&inode_lock);
-		/*
-		 * write_inode_now is a noop as we set BDI_CAP_NO_WRITEBACK
-		 * in our backing_dev_info.
-		 */
-		write_inode_now(inode, 1);
-		spin_lock(&inode_lock);
-		inode->i_state &= ~I_WILL_FREE;
-		inodes_stat.nr_unused--;
-		hlist_del_init(&inode->i_hash);
+	if (generic_detach_inode(inode)) {
+		truncate_hugepages(inode, 0);
+		clear_inode(inode);
+		destroy_inode(inode);
 	}
-	list_del_init(&inode->i_list);
-	list_del_init(&inode->i_sb_list);
-	inode->i_state |= I_FREEING;
-	inodes_stat.nr_inodes--;
-	spin_unlock(&inode_lock);
-	truncate_hugepages(inode, 0);
-	clear_inode(inode);
-	destroy_inode(inode);
 }
 
 static void hugetlbfs_drop_inode(struct inode *inode)
@@ -507,6 +480,13 @@ static struct inode *hugetlbfs_get_inode(struct super_block *sb, uid_t uid,
 		inode->i_atime = inode->i_mtime = inode->i_ctime = CURRENT_TIME;
 		INIT_LIST_HEAD(&inode->i_mapping->private_list);
 		info = HUGETLBFS_I(inode);
+		/*
+		 * The policy is initialized here even if we are creating a
+		 * private inode because initialization simply creates an
+		 * an empty rb tree and calls spin_lock_init(), later when we
+		 * call mpol_free_shared_policy() it will just return because
+		 * the rb tree will still be empty.
+		 */
 		mpol_shared_policy_init(&info->policy, NULL);
 		switch (mode & S_IFMT) {
 		default:
@@ -937,7 +917,7 @@ static int can_do_hugetlb_shm(void)
 }
 
 struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag,
-						struct user_struct **user)
+				struct user_struct **user, int creat_flags)
 {
 	int error = -ENOMEM;
 	struct file *file;
@@ -949,7 +929,7 @@ struct file *hugetlb_file_setup(const char *name, size_t size, int acctflag,
 	if (!hugetlbfs_vfsmount)
 		return ERR_PTR(-ENOENT);
 
-	if (!can_do_hugetlb_shm()) {
+	if (creat_flags == HUGETLB_SHMFS_INODE && !can_do_hugetlb_shm()) {
 		*user = current_user();
 		if (user_shm_lock(size, *user)) {
 			WARN_ONCE(1,
diff --git a/fs/inode.c b/fs/inode.c
index b2ba83d2c4e1..4d8e3be55976 100644
--- a/fs/inode.c
+++ b/fs/inode.c
@@ -14,6 +14,7 @@
 #include <linux/module.h>
 #include <linux/backing-dev.h>
 #include <linux/wait.h>
+#include <linux/rwsem.h>
 #include <linux/hash.h>
 #include <linux/swap.h>
 #include <linux/security.h>
@@ -87,14 +88,18 @@ static struct hlist_head *inode_hashtable __read_mostly;
 DEFINE_SPINLOCK(inode_lock);
 
 /*
- * iprune_mutex provides exclusion between the kswapd or try_to_free_pages
+ * iprune_sem provides exclusion between the kswapd or try_to_free_pages
  * icache shrinking path, and the umount path.  Without this exclusion,
  * by the time prune_icache calls iput for the inode whose pages it has
  * been invalidating, or by the time it calls clear_inode & destroy_inode
  * from its final dispose_list, the struct super_block they refer to
  * (for inode->i_sb->s_op) may already have been freed and reused.
+ *
+ * We make this an rwsem because the fastpath is icache shrinking. In
+ * some cases a filesystem may be doing a significant amount of work in
+ * its inode reclaim code, so this should improve parallelism.
  */
-static DEFINE_MUTEX(iprune_mutex);
+static DECLARE_RWSEM(iprune_sem);
 
 /*
  * Statistics gathering..
@@ -123,7 +128,7 @@ static void wake_up_inode(struct inode *inode)
 int inode_init_always(struct super_block *sb, struct inode *inode)
 {
 	static const struct address_space_operations empty_aops;
-	static struct inode_operations empty_iops;
+	static const struct inode_operations empty_iops;
 	static const struct file_operations empty_fops;
 	struct address_space *const mapping = &inode->i_data;
 
@@ -381,7 +386,7 @@ static int invalidate_list(struct list_head *head, struct list_head *dispose)
 		/*
 		 * We can reschedule here without worrying about the list's
 		 * consistency because the per-sb list of inodes must not
-		 * change during umount anymore, and because iprune_mutex keeps
+		 * change during umount anymore, and because iprune_sem keeps
 		 * shrink_icache_memory() away.
 		 */
 		cond_resched_lock(&inode_lock);
@@ -420,7 +425,7 @@ int invalidate_inodes(struct super_block *sb)
 	int busy;
 	LIST_HEAD(throw_away);
 
-	mutex_lock(&iprune_mutex);
+	down_write(&iprune_sem);
 	spin_lock(&inode_lock);
 	inotify_unmount_inodes(&sb->s_inodes);
 	fsnotify_unmount_inodes(&sb->s_inodes);
@@ -428,7 +433,7 @@ int invalidate_inodes(struct super_block *sb)
 	spin_unlock(&inode_lock);
 
 	dispose_list(&throw_away);
-	mutex_unlock(&iprune_mutex);
+	up_write(&iprune_sem);
 
 	return busy;
 }
@@ -467,7 +472,7 @@ static void prune_icache(int nr_to_scan)
 	int nr_scanned;
 	unsigned long reap = 0;
 
-	mutex_lock(&iprune_mutex);
+	down_read(&iprune_sem);
 	spin_lock(&inode_lock);
 	for (nr_scanned = 0; nr_scanned < nr_to_scan; nr_scanned++) {
 		struct inode *inode;
@@ -509,7 +514,7 @@ static void prune_icache(int nr_to_scan)
 	spin_unlock(&inode_lock);
 
 	dispose_list(&freeable);
-	mutex_unlock(&iprune_mutex);
+	up_read(&iprune_sem);
 }
 
 /*
@@ -695,13 +700,15 @@ void unlock_new_inode(struct inode *inode)
 	}
 #endif
 	/*
-	 * This is special!  We do not need the spinlock
-	 * when clearing I_LOCK, because we're guaranteed
-	 * that nobody else tries to do anything about the
-	 * state of the inode when it is locked, as we
-	 * just created it (so there can be no old holders
-	 * that haven't tested I_LOCK).
+	 * This is special!  We do not need the spinlock when clearing I_LOCK,
+	 * because we're guaranteed that nobody else tries to do anything about
+	 * the state of the inode when it is locked, as we just created it (so
+	 * there can be no old holders that haven't tested I_LOCK).
+	 * However we must emit the memory barrier so that other CPUs reliably
+	 * see the clearing of I_LOCK after the other inode initialisation has
+	 * completed.
 	 */
+	smp_mb();
 	WARN_ON((inode->i_state & (I_LOCK|I_NEW)) != (I_LOCK|I_NEW));
 	inode->i_state &= ~(I_LOCK|I_NEW);
 	wake_up_inode(inode);
@@ -1234,7 +1241,16 @@ void generic_delete_inode(struct inode *inode)
 }
 EXPORT_SYMBOL(generic_delete_inode);
 
-static void generic_forget_inode(struct inode *inode)
+/**
+ *	generic_detach_inode - remove inode from inode lists
+ *	@inode: inode to remove
+ *
+ *	Remove inode from inode lists, write it if it's dirty. This is just an
+ *	internal VFS helper exported for hugetlbfs. Do not use!
+ *
+ *	Returns 1 if inode should be completely destroyed.
+ */
+int generic_detach_inode(struct inode *inode)
 {
 	struct super_block *sb = inode->i_sb;
 
@@ -1244,7 +1260,7 @@ static void generic_forget_inode(struct inode *inode)
 		inodes_stat.nr_unused++;
 		if (sb->s_flags & MS_ACTIVE) {
 			spin_unlock(&inode_lock);
-			return;
+			return 0;
 		}
 		WARN_ON(inode->i_state & I_NEW);
 		inode->i_state |= I_WILL_FREE;
@@ -1262,6 +1278,14 @@ static void generic_forget_inode(struct inode *inode)
 	inode->i_state |= I_FREEING;
 	inodes_stat.nr_inodes--;
 	spin_unlock(&inode_lock);
+	return 1;
+}
+EXPORT_SYMBOL_GPL(generic_detach_inode);
+
+static void generic_forget_inode(struct inode *inode)
+{
+	if (!generic_detach_inode(inode))
+		return;
 	if (inode->i_data.nrpages)
 		truncate_inode_pages(&inode->i_data, 0);
 	clear_inode(inode);
@@ -1392,31 +1416,31 @@ void touch_atime(struct vfsmount *mnt, struct dentry *dentry)
 	struct inode *inode = dentry->d_inode;
 	struct timespec now;
 
-	if (mnt_want_write(mnt))
-		return;
 	if (inode->i_flags & S_NOATIME)
-		goto out;
+		return;
 	if (IS_NOATIME(inode))
-		goto out;
+		return;
 	if ((inode->i_sb->s_flags & MS_NODIRATIME) && S_ISDIR(inode->i_mode))
-		goto out;
+		return;
 
 	if (mnt->mnt_flags & MNT_NOATIME)
-		goto out;
+		return;
 	if ((mnt->mnt_flags & MNT_NODIRATIME) && S_ISDIR(inode->i_mode))
-		goto out;
+		return;
 
 	now = current_fs_time(inode->i_sb);
 
 	if (!relatime_need_update(mnt, inode, now))
-		goto out;
+		return;
 
 	if (timespec_equal(&inode->i_atime, &now))
-		goto out;
+		return;
+
+	if (mnt_want_write(mnt))
+		return;
 
 	inode->i_atime = now;
 	mark_inode_dirty_sync(inode);
-out:
 	mnt_drop_write(mnt);
 }
 EXPORT_SYMBOL(touch_atime);
@@ -1437,34 +1461,37 @@ void file_update_time(struct file *file)
 {
 	struct inode *inode = file->f_path.dentry->d_inode;
 	struct timespec now;
-	int sync_it = 0;
-	int err;
+	enum { S_MTIME = 1, S_CTIME = 2, S_VERSION = 4 } sync_it = 0;
 
+	/* First try to exhaust all avenues to not sync */
 	if (IS_NOCMTIME(inode))
 		return;
 
-	err = mnt_want_write_file(file);
-	if (err)
-		return;
-
 	now = current_fs_time(inode->i_sb);
-	if (!timespec_equal(&inode->i_mtime, &now)) {
-		inode->i_mtime = now;
-		sync_it = 1;
-	}
+	if (!timespec_equal(&inode->i_mtime, &now))
+		sync_it = S_MTIME;
 
-	if (!timespec_equal(&inode->i_ctime, &now)) {
-		inode->i_ctime = now;
-		sync_it = 1;
-	}
+	if (!timespec_equal(&inode->i_ctime, &now))
+		sync_it |= S_CTIME;
 
-	if (IS_I_VERSION(inode)) {
-		inode_inc_iversion(inode);
-		sync_it = 1;
-	}
+	if (IS_I_VERSION(inode))
+		sync_it |= S_VERSION;
+
+	if (!sync_it)
+		return;
 
-	if (sync_it)
-		mark_inode_dirty_sync(inode);
+	/* Finally allowed to write? Takes lock. */
+	if (mnt_want_write_file(file))
+		return;
+
+	/* Only change inode inside the lock region */
+	if (sync_it & S_VERSION)
+		inode_inc_iversion(inode);
+	if (sync_it & S_CTIME)
+		inode->i_ctime = now;
+	if (sync_it & S_MTIME)
+		inode->i_mtime = now;
+	mark_inode_dirty_sync(inode);
 	mnt_drop_write(file->f_path.mnt);
 }
 EXPORT_SYMBOL(file_update_time);
@@ -1592,7 +1619,8 @@ void init_special_inode(struct inode *inode, umode_t mode, dev_t rdev)
 	else if (S_ISSOCK(mode))
 		inode->i_fop = &bad_sock_fops;
 	else
-		printk(KERN_DEBUG "init_special_inode: bogus i_mode (%o)\n",
-		       mode);
+		printk(KERN_DEBUG "init_special_inode: bogus i_mode (%o) for"
+				  " inode %s:%lu\n", mode, inode->i_sb->s_id,
+				  inode->i_ino);
 }
 EXPORT_SYMBOL(init_special_inode);
diff --git a/fs/internal.h b/fs/internal.h
index d55ef562f0bb..515175b8b72e 100644
--- a/fs/internal.h
+++ b/fs/internal.h
@@ -57,6 +57,7 @@ extern int check_unsafe_exec(struct linux_binprm *);
  * namespace.c
  */
 extern int copy_mount_options(const void __user *, unsigned long *);
+extern int copy_mount_string(const void __user *, char **);
 
 extern void free_vfsmnt(struct vfsmount *);
 extern struct vfsmount *alloc_vfsmnt(const char *);
diff --git a/fs/ioctl.c b/fs/ioctl.c
index 5612880fcbe7..6c751106c2e5 100644
--- a/fs/ioctl.c
+++ b/fs/ioctl.c
@@ -162,20 +162,21 @@ EXPORT_SYMBOL(fiemap_check_flags);
 static int fiemap_check_ranges(struct super_block *sb,
 			       u64 start, u64 len, u64 *new_len)
 {
+	u64 maxbytes = (u64) sb->s_maxbytes;
+
 	*new_len = len;
 
 	if (len == 0)
 		return -EINVAL;
 
-	if (start > sb->s_maxbytes)
+	if (start > maxbytes)
 		return -EFBIG;
 
 	/*
 	 * Shrink request scope to what the fs can actually handle.
 	 */
-	if ((len > sb->s_maxbytes) ||
-	    (sb->s_maxbytes - len) < start)
-		*new_len = sb->s_maxbytes - start;
+	if (len > maxbytes || (maxbytes - len) < start)
+		*new_len = maxbytes - start;
 
 	return 0;
 }
@@ -253,7 +254,7 @@ int __generic_block_fiemap(struct inode *inode,
 			   u64 len, get_block_t *get_block)
 {
 	struct buffer_head tmp;
-	unsigned int start_blk;
+	unsigned long long start_blk;
 	long long length = 0, map_len = 0;
 	u64 logical = 0, phys = 0, size = 0;
 	u32 flags = FIEMAP_EXTENT_MERGED;
diff --git a/fs/isofs/inode.c b/fs/isofs/inode.c
index 85f96bc651c7..6b4dcd4f2943 100644
--- a/fs/isofs/inode.c
+++ b/fs/isofs/inode.c
@@ -46,10 +46,7 @@ static void isofs_put_super(struct super_block *sb)
 #ifdef CONFIG_JOLIET
 	lock_kernel();
 
-	if (sbi->s_nls_iocharset) {
-		unload_nls(sbi->s_nls_iocharset);
-		sbi->s_nls_iocharset = NULL;
-	}
+	unload_nls(sbi->s_nls_iocharset);
 
 	unlock_kernel();
 #endif
@@ -912,8 +909,7 @@ out_no_root:
 		printk(KERN_WARNING "%s: get root inode failed\n", __func__);
 out_no_inode:
 #ifdef CONFIG_JOLIET
-	if (sbi->s_nls_iocharset)
-		unload_nls(sbi->s_nls_iocharset);
+	unload_nls(sbi->s_nls_iocharset);
 #endif
 	goto out_freesbi;
 out_no_read:
diff --git a/fs/jbd/journal.c b/fs/jbd/journal.c
index bd3c073b485d..4160afad6d00 100644
--- a/fs/jbd/journal.c
+++ b/fs/jbd/journal.c
@@ -73,6 +73,7 @@ EXPORT_SYMBOL(journal_errno);
 EXPORT_SYMBOL(journal_ack_err);
 EXPORT_SYMBOL(journal_clear_err);
 EXPORT_SYMBOL(log_wait_commit);
+EXPORT_SYMBOL(log_start_commit);
 EXPORT_SYMBOL(journal_start_commit);
 EXPORT_SYMBOL(journal_force_commit_nested);
 EXPORT_SYMBOL(journal_wipe);
@@ -756,6 +757,7 @@ journal_t * journal_init_dev(struct block_device *bdev,
 
 	return journal;
 out_err:
+	kfree(journal->j_wbuf);
 	kfree(journal);
 	return NULL;
 }
@@ -820,6 +822,7 @@ journal_t * journal_init_inode (struct inode *inode)
 
 	return journal;
 out_err:
+	kfree(journal->j_wbuf);
 	kfree(journal);
 	return NULL;
 }
diff --git a/fs/jbd2/checkpoint.c b/fs/jbd2/checkpoint.c
index 5d70b3e6d49b..ca0f5eb62b20 100644
--- a/fs/jbd2/checkpoint.c
+++ b/fs/jbd2/checkpoint.c
@@ -643,6 +643,7 @@ out:
 
 int __jbd2_journal_remove_checkpoint(struct journal_head *jh)
 {
+	struct transaction_chp_stats_s *stats;
 	transaction_t *transaction;
 	journal_t *journal;
 	int ret = 0;
@@ -679,6 +680,12 @@ int __jbd2_journal_remove_checkpoint(struct journal_head *jh)
 
 	/* OK, that was the last buffer for the transaction: we can now
 	   safely remove this transaction from the log */
+	stats = &transaction->t_chp_stats;
+	if (stats->cs_chp_time)
+		stats->cs_chp_time = jbd2_time_diff(stats->cs_chp_time,
+						    jiffies);
+	trace_jbd2_checkpoint_stats(journal->j_fs_dev->bd_dev,
+				    transaction->t_tid, stats);
 
 	__jbd2_journal_drop_transaction(journal, transaction);
 	kfree(transaction);
diff --git a/fs/jbd2/commit.c b/fs/jbd2/commit.c
index 26d991ddc1e6..d4cfd6d2779e 100644
--- a/fs/jbd2/commit.c
+++ b/fs/jbd2/commit.c
@@ -410,10 +410,10 @@ void jbd2_journal_commit_transaction(journal_t *journal)
 	if (commit_transaction->t_synchronous_commit)
 		write_op = WRITE_SYNC_PLUG;
 	trace_jbd2_commit_locking(journal, commit_transaction);
-	stats.u.run.rs_wait = commit_transaction->t_max_wait;
-	stats.u.run.rs_locked = jiffies;
-	stats.u.run.rs_running = jbd2_time_diff(commit_transaction->t_start,
-						stats.u.run.rs_locked);
+	stats.run.rs_wait = commit_transaction->t_max_wait;
+	stats.run.rs_locked = jiffies;
+	stats.run.rs_running = jbd2_time_diff(commit_transaction->t_start,
+					      stats.run.rs_locked);
 
 	spin_lock(&commit_transaction->t_handle_lock);
 	while (commit_transaction->t_updates) {
@@ -486,9 +486,9 @@ void jbd2_journal_commit_transaction(journal_t *journal)
 	jbd2_journal_switch_revoke_table(journal);
 
 	trace_jbd2_commit_flushing(journal, commit_transaction);
-	stats.u.run.rs_flushing = jiffies;
-	stats.u.run.rs_locked = jbd2_time_diff(stats.u.run.rs_locked,
-					       stats.u.run.rs_flushing);
+	stats.run.rs_flushing = jiffies;
+	stats.run.rs_locked = jbd2_time_diff(stats.run.rs_locked,
+					     stats.run.rs_flushing);
 
 	commit_transaction->t_state = T_FLUSH;
 	journal->j_committing_transaction = commit_transaction;
@@ -523,11 +523,11 @@ void jbd2_journal_commit_transaction(journal_t *journal)
 	spin_unlock(&journal->j_state_lock);
 
 	trace_jbd2_commit_logging(journal, commit_transaction);
-	stats.u.run.rs_logging = jiffies;
-	stats.u.run.rs_flushing = jbd2_time_diff(stats.u.run.rs_flushing,
-						 stats.u.run.rs_logging);
-	stats.u.run.rs_blocks = commit_transaction->t_outstanding_credits;
-	stats.u.run.rs_blocks_logged = 0;
+	stats.run.rs_logging = jiffies;
+	stats.run.rs_flushing = jbd2_time_diff(stats.run.rs_flushing,
+					       stats.run.rs_logging);
+	stats.run.rs_blocks = commit_transaction->t_outstanding_credits;
+	stats.run.rs_blocks_logged = 0;
 
 	J_ASSERT(commit_transaction->t_nr_buffers <=
 		 commit_transaction->t_outstanding_credits);
@@ -695,7 +695,7 @@ start_journal_io:
 				submit_bh(write_op, bh);
 			}
 			cond_resched();
-			stats.u.run.rs_blocks_logged += bufs;
+			stats.run.rs_blocks_logged += bufs;
 
 			/* Force a new descriptor to be generated next
                            time round the loop. */
@@ -988,33 +988,30 @@ restart_loop:
 	J_ASSERT(commit_transaction->t_state == T_COMMIT);
 
 	commit_transaction->t_start = jiffies;
-	stats.u.run.rs_logging = jbd2_time_diff(stats.u.run.rs_logging,
-						commit_transaction->t_start);
+	stats.run.rs_logging = jbd2_time_diff(stats.run.rs_logging,
+					      commit_transaction->t_start);
 
 	/*
-	 * File the transaction for history
+	 * File the transaction statistics
 	 */
-	stats.ts_type = JBD2_STATS_RUN;
 	stats.ts_tid = commit_transaction->t_tid;
-	stats.u.run.rs_handle_count = commit_transaction->t_handle_count;
-	spin_lock(&journal->j_history_lock);
-	memcpy(journal->j_history + journal->j_history_cur, &stats,
-			sizeof(stats));
-	if (++journal->j_history_cur == journal->j_history_max)
-		journal->j_history_cur = 0;
+	stats.run.rs_handle_count = commit_transaction->t_handle_count;
+	trace_jbd2_run_stats(journal->j_fs_dev->bd_dev,
+			     commit_transaction->t_tid, &stats.run);
 
 	/*
 	 * Calculate overall stats
 	 */
+	spin_lock(&journal->j_history_lock);
 	journal->j_stats.ts_tid++;
-	journal->j_stats.u.run.rs_wait += stats.u.run.rs_wait;
-	journal->j_stats.u.run.rs_running += stats.u.run.rs_running;
-	journal->j_stats.u.run.rs_locked += stats.u.run.rs_locked;
-	journal->j_stats.u.run.rs_flushing += stats.u.run.rs_flushing;
-	journal->j_stats.u.run.rs_logging += stats.u.run.rs_logging;
-	journal->j_stats.u.run.rs_handle_count += stats.u.run.rs_handle_count;
-	journal->j_stats.u.run.rs_blocks += stats.u.run.rs_blocks;
-	journal->j_stats.u.run.rs_blocks_logged += stats.u.run.rs_blocks_logged;
+	journal->j_stats.run.rs_wait += stats.run.rs_wait;
+	journal->j_stats.run.rs_running += stats.run.rs_running;
+	journal->j_stats.run.rs_locked += stats.run.rs_locked;
+	journal->j_stats.run.rs_flushing += stats.run.rs_flushing;
+	journal->j_stats.run.rs_logging += stats.run.rs_logging;
+	journal->j_stats.run.rs_handle_count += stats.run.rs_handle_count;
+	journal->j_stats.run.rs_blocks += stats.run.rs_blocks;
+	journal->j_stats.run.rs_blocks_logged += stats.run.rs_blocks_logged;
 	spin_unlock(&journal->j_history_lock);
 
 	commit_transaction->t_state = T_FINISHED;
diff --git a/fs/jbd2/journal.c b/fs/jbd2/journal.c
index a8a358bc0f21..fed85388ee86 100644
--- a/fs/jbd2/journal.c
+++ b/fs/jbd2/journal.c
@@ -136,10 +136,6 @@ static int kjournald2(void *arg)
 	journal->j_task = current;
 	wake_up(&journal->j_wait_done_commit);
 
-	printk(KERN_INFO "kjournald2 starting: pid %d, dev %s, "
-	       "commit interval %ld seconds\n", current->pid,
-	       journal->j_devname, journal->j_commit_interval / HZ);
-
 	/*
 	 * And now, wait forever for commit wakeup events.
 	 */
@@ -223,7 +219,8 @@ static int jbd2_journal_start_thread(journal_t *journal)
 {
 	struct task_struct *t;
 
-	t = kthread_run(kjournald2, journal, "kjournald2");
+	t = kthread_run(kjournald2, journal, "jbd2/%s",
+			journal->j_devname);
 	if (IS_ERR(t))
 		return PTR_ERR(t);
 
@@ -679,153 +676,6 @@ struct jbd2_stats_proc_session {
 	int max;
 };
 
-static void *jbd2_history_skip_empty(struct jbd2_stats_proc_session *s,
-					struct transaction_stats_s *ts,
-					int first)
-{
-	if (ts == s->stats + s->max)
-		ts = s->stats;
-	if (!first && ts == s->stats + s->start)
-		return NULL;
-	while (ts->ts_type == 0) {
-		ts++;
-		if (ts == s->stats + s->max)
-			ts = s->stats;
-		if (ts == s->stats + s->start)
-			return NULL;
-	}
-	return ts;
-
-}
-
-static void *jbd2_seq_history_start(struct seq_file *seq, loff_t *pos)
-{
-	struct jbd2_stats_proc_session *s = seq->private;
-	struct transaction_stats_s *ts;
-	int l = *pos;
-
-	if (l == 0)
-		return SEQ_START_TOKEN;
-	ts = jbd2_history_skip_empty(s, s->stats + s->start, 1);
-	if (!ts)
-		return NULL;
-	l--;
-	while (l) {
-		ts = jbd2_history_skip_empty(s, ++ts, 0);
-		if (!ts)
-			break;
-		l--;
-	}
-	return ts;
-}
-
-static void *jbd2_seq_history_next(struct seq_file *seq, void *v, loff_t *pos)
-{
-	struct jbd2_stats_proc_session *s = seq->private;
-	struct transaction_stats_s *ts = v;
-
-	++*pos;
-	if (v == SEQ_START_TOKEN)
-		return jbd2_history_skip_empty(s, s->stats + s->start, 1);
-	else
-		return jbd2_history_skip_empty(s, ++ts, 0);
-}
-
-static int jbd2_seq_history_show(struct seq_file *seq, void *v)
-{
-	struct transaction_stats_s *ts = v;
-	if (v == SEQ_START_TOKEN) {
-		seq_printf(seq, "%-4s %-5s %-5s %-5s %-5s %-5s %-5s %-6s %-5s "
-				"%-5s %-5s %-5s %-5s %-5s\n", "R/C", "tid",
-				"wait", "run", "lock", "flush", "log", "hndls",
-				"block", "inlog", "ctime", "write", "drop",
-				"close");
-		return 0;
-	}
-	if (ts->ts_type == JBD2_STATS_RUN)
-		seq_printf(seq, "%-4s %-5lu %-5u %-5u %-5u %-5u %-5u "
-				"%-6lu %-5lu %-5lu\n", "R", ts->ts_tid,
-				jiffies_to_msecs(ts->u.run.rs_wait),
-				jiffies_to_msecs(ts->u.run.rs_running),
-				jiffies_to_msecs(ts->u.run.rs_locked),
-				jiffies_to_msecs(ts->u.run.rs_flushing),
-				jiffies_to_msecs(ts->u.run.rs_logging),
-				ts->u.run.rs_handle_count,
-				ts->u.run.rs_blocks,
-				ts->u.run.rs_blocks_logged);
-	else if (ts->ts_type == JBD2_STATS_CHECKPOINT)
-		seq_printf(seq, "%-4s %-5lu %48s %-5u %-5lu %-5lu %-5lu\n",
-				"C", ts->ts_tid, " ",
-				jiffies_to_msecs(ts->u.chp.cs_chp_time),
-				ts->u.chp.cs_written, ts->u.chp.cs_dropped,
-				ts->u.chp.cs_forced_to_close);
-	else
-		J_ASSERT(0);
-	return 0;
-}
-
-static void jbd2_seq_history_stop(struct seq_file *seq, void *v)
-{
-}
-
-static struct seq_operations jbd2_seq_history_ops = {
-	.start  = jbd2_seq_history_start,
-	.next   = jbd2_seq_history_next,
-	.stop   = jbd2_seq_history_stop,
-	.show   = jbd2_seq_history_show,
-};
-
-static int jbd2_seq_history_open(struct inode *inode, struct file *file)
-{
-	journal_t *journal = PDE(inode)->data;
-	struct jbd2_stats_proc_session *s;
-	int rc, size;
-
-	s = kmalloc(sizeof(*s), GFP_KERNEL);
-	if (s == NULL)
-		return -ENOMEM;
-	size = sizeof(struct transaction_stats_s) * journal->j_history_max;
-	s->stats = kmalloc(size, GFP_KERNEL);
-	if (s->stats == NULL) {
-		kfree(s);
-		return -ENOMEM;
-	}
-	spin_lock(&journal->j_history_lock);
-	memcpy(s->stats, journal->j_history, size);
-	s->max = journal->j_history_max;
-	s->start = journal->j_history_cur % s->max;
-	spin_unlock(&journal->j_history_lock);
-
-	rc = seq_open(file, &jbd2_seq_history_ops);
-	if (rc == 0) {
-		struct seq_file *m = file->private_data;
-		m->private = s;
-	} else {
-		kfree(s->stats);
-		kfree(s);
-	}
-	return rc;
-
-}
-
-static int jbd2_seq_history_release(struct inode *inode, struct file *file)
-{
-	struct seq_file *seq = file->private_data;
-	struct jbd2_stats_proc_session *s = seq->private;
-
-	kfree(s->stats);
-	kfree(s);
-	return seq_release(inode, file);
-}
-
-static struct file_operations jbd2_seq_history_fops = {
-	.owner		= THIS_MODULE,
-	.open           = jbd2_seq_history_open,
-	.read           = seq_read,
-	.llseek         = seq_lseek,
-	.release        = jbd2_seq_history_release,
-};
-
 static void *jbd2_seq_info_start(struct seq_file *seq, loff_t *pos)
 {
 	return *pos ? NULL : SEQ_START_TOKEN;
@@ -842,29 +692,29 @@ static int jbd2_seq_info_show(struct seq_file *seq, void *v)
 
 	if (v != SEQ_START_TOKEN)
 		return 0;
-	seq_printf(seq, "%lu transaction, each upto %u blocks\n",
+	seq_printf(seq, "%lu transaction, each up to %u blocks\n",
 			s->stats->ts_tid,
 			s->journal->j_max_transaction_buffers);
 	if (s->stats->ts_tid == 0)
 		return 0;
 	seq_printf(seq, "average: \n  %ums waiting for transaction\n",
-	    jiffies_to_msecs(s->stats->u.run.rs_wait / s->stats->ts_tid));
+	    jiffies_to_msecs(s->stats->run.rs_wait / s->stats->ts_tid));
 	seq_printf(seq, "  %ums running transaction\n",
-	    jiffies_to_msecs(s->stats->u.run.rs_running / s->stats->ts_tid));
+	    jiffies_to_msecs(s->stats->run.rs_running / s->stats->ts_tid));
 	seq_printf(seq, "  %ums transaction was being locked\n",
-	    jiffies_to_msecs(s->stats->u.run.rs_locked / s->stats->ts_tid));
+	    jiffies_to_msecs(s->stats->run.rs_locked / s->stats->ts_tid));
 	seq_printf(seq, "  %ums flushing data (in ordered mode)\n",
-	    jiffies_to_msecs(s->stats->u.run.rs_flushing / s->stats->ts_tid));
+	    jiffies_to_msecs(s->stats->run.rs_flushing / s->stats->ts_tid));
 	seq_printf(seq, "  %ums logging transaction\n",
-	    jiffies_to_msecs(s->stats->u.run.rs_logging / s->stats->ts_tid));
+	    jiffies_to_msecs(s->stats->run.rs_logging / s->stats->ts_tid));
 	seq_printf(seq, "  %lluus average transaction commit time\n",
 		   div_u64(s->journal->j_average_commit_time, 1000));
 	seq_printf(seq, "  %lu handles per transaction\n",
-	    s->stats->u.run.rs_handle_count / s->stats->ts_tid);
+	    s->stats->run.rs_handle_count / s->stats->ts_tid);
 	seq_printf(seq, "  %lu blocks per transaction\n",
-	    s->stats->u.run.rs_blocks / s->stats->ts_tid);
+	    s->stats->run.rs_blocks / s->stats->ts_tid);
 	seq_printf(seq, "  %lu logged blocks per transaction\n",
-	    s->stats->u.run.rs_blocks_logged / s->stats->ts_tid);
+	    s->stats->run.rs_blocks_logged / s->stats->ts_tid);
 	return 0;
 }
 
@@ -872,7 +722,7 @@ static void jbd2_seq_info_stop(struct seq_file *seq, void *v)
 {
 }
 
-static struct seq_operations jbd2_seq_info_ops = {
+static const struct seq_operations jbd2_seq_info_ops = {
 	.start  = jbd2_seq_info_start,
 	.next   = jbd2_seq_info_next,
 	.stop   = jbd2_seq_info_stop,
@@ -920,7 +770,7 @@ static int jbd2_seq_info_release(struct inode *inode, struct file *file)
 	return seq_release(inode, file);
 }
 
-static struct file_operations jbd2_seq_info_fops = {
+static const struct file_operations jbd2_seq_info_fops = {
 	.owner		= THIS_MODULE,
 	.open           = jbd2_seq_info_open,
 	.read           = seq_read,
@@ -934,8 +784,6 @@ static void jbd2_stats_proc_init(journal_t *journal)
 {
 	journal->j_proc_entry = proc_mkdir(journal->j_devname, proc_jbd2_stats);
 	if (journal->j_proc_entry) {
-		proc_create_data("history", S_IRUGO, journal->j_proc_entry,
-				 &jbd2_seq_history_fops, journal);
 		proc_create_data("info", S_IRUGO, journal->j_proc_entry,
 				 &jbd2_seq_info_fops, journal);
 	}
@@ -944,27 +792,9 @@ static void jbd2_stats_proc_init(journal_t *journal)
 static void jbd2_stats_proc_exit(journal_t *journal)
 {
 	remove_proc_entry("info", journal->j_proc_entry);
-	remove_proc_entry("history", journal->j_proc_entry);
 	remove_proc_entry(journal->j_devname, proc_jbd2_stats);
 }
 
-static void journal_init_stats(journal_t *journal)
-{
-	int size;
-
-	if (!proc_jbd2_stats)
-		return;
-
-	journal->j_history_max = 100;
-	size = sizeof(struct transaction_stats_s) * journal->j_history_max;
-	journal->j_history = kzalloc(size, GFP_KERNEL);
-	if (!journal->j_history) {
-		journal->j_history_max = 0;
-		return;
-	}
-	spin_lock_init(&journal->j_history_lock);
-}
-
 /*
  * Management for journal control blocks: functions to create and
  * destroy journal_t structures, and to initialise and read existing
@@ -1009,7 +839,7 @@ static journal_t * journal_init_common (void)
 		goto fail;
 	}
 
-	journal_init_stats(journal);
+	spin_lock_init(&journal->j_history_lock);
 
 	return journal;
 fail:
@@ -1083,6 +913,7 @@ journal_t * jbd2_journal_init_dev(struct block_device *bdev,
 
 	return journal;
 out_err:
+	kfree(journal->j_wbuf);
 	jbd2_stats_proc_exit(journal);
 	kfree(journal);
 	return NULL;
@@ -1115,7 +946,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
 	while ((p = strchr(p, '/')))
 		*p = '!';
 	p = journal->j_devname + strlen(journal->j_devname);
-	sprintf(p, ":%lu", journal->j_inode->i_ino);
+	sprintf(p, "-%lu", journal->j_inode->i_ino);
 	jbd_debug(1,
 		  "journal %p: inode %s/%ld, size %Ld, bits %d, blksize %ld\n",
 		  journal, inode->i_sb->s_id, inode->i_ino,
@@ -1156,6 +987,7 @@ journal_t * jbd2_journal_init_inode (struct inode *inode)
 
 	return journal;
 out_err:
+	kfree(journal->j_wbuf);
 	jbd2_stats_proc_exit(journal);
 	kfree(journal);
 	return NULL;
diff --git a/fs/jffs2/background.c b/fs/jffs2/background.c
index e9580104b6ba..3ff50da94789 100644
--- a/fs/jffs2/background.c
+++ b/fs/jffs2/background.c
@@ -15,6 +15,7 @@
 #include <linux/completion.h>
 #include <linux/sched.h>
 #include <linux/freezer.h>
+#include <linux/kthread.h>
 #include "nodelist.h"
 
 
@@ -31,7 +32,7 @@ void jffs2_garbage_collect_trigger(struct jffs2_sb_info *c)
 /* This must only ever be called when no GC thread is currently running */
 int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
 {
-	pid_t pid;
+	struct task_struct *tsk;
 	int ret = 0;
 
 	BUG_ON(c->gc_task);
@@ -39,15 +40,16 @@ int jffs2_start_garbage_collect_thread(struct jffs2_sb_info *c)
 	init_completion(&c->gc_thread_start);
 	init_completion(&c->gc_thread_exit);
 
-	pid = kernel_thread(jffs2_garbage_collect_thread, c, CLONE_FS|CLONE_FILES);
-	if (pid < 0) {
-		printk(KERN_WARNING "fork failed for JFFS2 garbage collect thread: %d\n", -pid);
+	tsk = kthread_run(jffs2_garbage_collect_thread, c, "jffs2_gcd_mtd%d", c->mtd->index);
+	if (IS_ERR(tsk)) {
+		printk(KERN_WARNING "fork failed for JFFS2 garbage collect thread: %ld\n", -PTR_ERR(tsk));
 		complete(&c->gc_thread_exit);
-		ret = pid;
+		ret = PTR_ERR(tsk);
 	} else {
 		/* Wait for it... */
-		D1(printk(KERN_DEBUG "JFFS2: Garbage collect thread is pid %d\n", pid));
+		D1(printk(KERN_DEBUG "JFFS2: Garbage collect thread is pid %d\n", tsk->pid));
 		wait_for_completion(&c->gc_thread_start);
+		ret = tsk->pid;
 	}
 
 	return ret;
@@ -71,7 +73,6 @@ static int jffs2_garbage_collect_thread(void *_c)
 {
 	struct jffs2_sb_info *c = _c;
 
-	daemonize("jffs2_gcd_mtd%d", c->mtd->index);
 	allow_signal(SIGKILL);
 	allow_signal(SIGSTOP);
 	allow_signal(SIGCONT);
@@ -107,6 +108,11 @@ static int jffs2_garbage_collect_thread(void *_c)
 		 * the GC thread get there first. */
 		schedule_timeout_interruptible(msecs_to_jiffies(50));
 
+		if (kthread_should_stop()) {
+			D1(printk(KERN_DEBUG "jffs2_garbage_collect_thread():  kthread_stop() called.\n"));
+			goto die;
+		}
+
 		/* Put_super will send a SIGKILL and then wait on the sem.
 		 */
 		while (signal_pending(current) || freezing(current)) {
diff --git a/fs/jffs2/malloc.c b/fs/jffs2/malloc.c
index 9eff2bdae8a7..c082868910f2 100644
--- a/fs/jffs2/malloc.c
+++ b/fs/jffs2/malloc.c
@@ -39,13 +39,13 @@ int __init jffs2_create_slab_caches(void)
 
 	raw_dirent_slab = kmem_cache_create("jffs2_raw_dirent",
 					    sizeof(struct jffs2_raw_dirent),
-					    0, 0, NULL);
+					    0, SLAB_HWCACHE_ALIGN, NULL);
 	if (!raw_dirent_slab)
 		goto err;
 
 	raw_inode_slab = kmem_cache_create("jffs2_raw_inode",
 					   sizeof(struct jffs2_raw_inode),
-					   0, 0, NULL);
+					   0, SLAB_HWCACHE_ALIGN, NULL);
 	if (!raw_inode_slab)
 		goto err;
 
diff --git a/fs/jffs2/read.c b/fs/jffs2/read.c
index cfe05c1966a5..3f39be1b0455 100644
--- a/fs/jffs2/read.c
+++ b/fs/jffs2/read.c
@@ -164,12 +164,15 @@ int jffs2_read_inode_range(struct jffs2_sb_info *c, struct jffs2_inode_info *f,
 
 	/* XXX FIXME: Where a single physical node actually shows up in two
 	   frags, we read it twice. Don't do that. */
-	/* Now we're pointing at the first frag which overlaps our page */
+	/* Now we're pointing at the first frag which overlaps our page
+	 * (or perhaps is before it, if we've been asked to read off the
+	 * end of the file). */
 	while(offset < end) {
 		D2(printk(KERN_DEBUG "jffs2_read_inode_range: offset %d, end %d\n", offset, end));
-		if (unlikely(!frag || frag->ofs > offset)) {
+		if (unlikely(!frag || frag->ofs > offset ||
+			     frag->ofs + frag->size <= offset)) {
 			uint32_t holesize = end - offset;
-			if (frag) {
+			if (frag && frag->ofs > offset) {
 				D1(printk(KERN_NOTICE "Eep. Hole in ino #%u fraglist. frag->ofs = 0x%08x, offset = 0x%08x\n", f->inocache->ino, frag->ofs, offset));
 				holesize = min(holesize, frag->ofs - offset);
 			}
diff --git a/fs/jffs2/super.c b/fs/jffs2/super.c
index 0035c021395a..9a80e8e595d0 100644
--- a/fs/jffs2/super.c
+++ b/fs/jffs2/super.c
@@ -123,7 +123,7 @@ static struct dentry *jffs2_get_parent(struct dentry *child)
 	return d_obtain_alias(jffs2_iget(child->d_inode->i_sb, pino));
 }
 
-static struct export_operations jffs2_export_ops = {
+static const struct export_operations jffs2_export_ops = {
 	.get_parent = jffs2_get_parent,
 	.fh_to_dentry = jffs2_fh_to_dentry,
 	.fh_to_parent = jffs2_fh_to_parent,
diff --git a/fs/jfs/super.c b/fs/jfs/super.c
index 37e6dcda8fc8..2234c73fc577 100644
--- a/fs/jfs/super.c
+++ b/fs/jfs/super.c
@@ -178,13 +178,11 @@ static void jfs_put_super(struct super_block *sb)
 	rc = jfs_umount(sb);
 	if (rc)
 		jfs_err("jfs_umount failed with return code %d", rc);
-	if (sbi->nls_tab)
-		unload_nls(sbi->nls_tab);
-	sbi->nls_tab = NULL;
+
+	unload_nls(sbi->nls_tab);
 
 	truncate_inode_pages(sbi->direct_inode->i_mapping, 0);
 	iput(sbi->direct_inode);
-	sbi->direct_inode = NULL;
 
 	kfree(sbi);
 
@@ -347,8 +345,7 @@ static int parse_options(char *options, struct super_block *sb, s64 *newLVSize,
 
 	if (nls_map != (void *) -1) {
 		/* Discard old (if remount) */
-		if (sbi->nls_tab)
-			unload_nls(sbi->nls_tab);
+		unload_nls(sbi->nls_tab);
 		sbi->nls_tab = nls_map;
 	}
 	return 1;
diff --git a/fs/libfs.c b/fs/libfs.c
index dcec3d3ea64f..219576c52d80 100644
--- a/fs/libfs.c
+++ b/fs/libfs.c
@@ -527,14 +527,18 @@ ssize_t simple_read_from_buffer(void __user *to, size_t count, loff_t *ppos,
 				const void *from, size_t available)
 {
 	loff_t pos = *ppos;
+	size_t ret;
+
 	if (pos < 0)
 		return -EINVAL;
-	if (pos >= available)
+	if (pos >= available || !count)
 		return 0;
 	if (count > available - pos)
 		count = available - pos;
-	if (copy_to_user(to, from + pos, count))
+	ret = copy_to_user(to, from + pos, count);
+	if (ret == count)
 		return -EFAULT;
+	count -= ret;
 	*ppos = pos + count;
 	return count;
 }
@@ -735,10 +739,11 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
 	if (copy_from_user(attr->set_buf, buf, size))
 		goto out;
 
-	ret = len; /* claim we got the whole input */
 	attr->set_buf[size] = '\0';
 	val = simple_strtol(attr->set_buf, NULL, 0);
-	attr->set(attr->data, val);
+	ret = attr->set(attr->data, val);
+	if (ret == 0)
+		ret = len; /* on success, claim we got the whole input */
 out:
 	mutex_unlock(&attr->mutex);
 	return ret;
diff --git a/fs/lockd/clntlock.c b/fs/lockd/clntlock.c
index 1f3b0fc0d351..fc9032dc8862 100644
--- a/fs/lockd/clntlock.c
+++ b/fs/lockd/clntlock.c
@@ -166,7 +166,7 @@ __be32 nlmclnt_grant(const struct sockaddr *addr, const struct nlm_lock *lock)
 		 */
 		if (fl_blocked->fl_u.nfs_fl.owner->pid != lock->svid)
 			continue;
-		if (!nlm_cmp_addr(nlm_addr(block->b_host), addr))
+		if (!rpc_cmp_addr(nlm_addr(block->b_host), addr))
 			continue;
 		if (nfs_compare_fh(NFS_FH(fl_blocked->fl_file->f_path.dentry->d_inode) ,fh) != 0)
 			continue;
diff --git a/fs/lockd/clntproc.c b/fs/lockd/clntproc.c
index 4336adba952a..c81249fef11f 100644
--- a/fs/lockd/clntproc.c
+++ b/fs/lockd/clntproc.c
@@ -458,7 +458,7 @@ static void nlmclnt_locks_release_private(struct file_lock *fl)
 	nlm_put_lockowner(fl->fl_u.nfs_fl.owner);
 }
 
-static struct file_lock_operations nlmclnt_lock_ops = {
+static const struct file_lock_operations nlmclnt_lock_ops = {
 	.fl_copy_lock = nlmclnt_locks_copy_lock,
 	.fl_release_private = nlmclnt_locks_release_private,
 };
diff --git a/fs/lockd/host.c b/fs/lockd/host.c
index 7cb076ac6b45..4600c2037b8b 100644
--- a/fs/lockd/host.c
+++ b/fs/lockd/host.c
@@ -111,7 +111,7 @@ static struct nlm_host *nlm_lookup_host(struct nlm_lookup_host_info *ni)
 	 */
 	chain = &nlm_hosts[nlm_hash_address(ni->sap)];
 	hlist_for_each_entry(host, pos, chain, h_hash) {
-		if (!nlm_cmp_addr(nlm_addr(host), ni->sap))
+		if (!rpc_cmp_addr(nlm_addr(host), ni->sap))
 			continue;
 
 		/* See if we have an NSM handle for this client */
@@ -125,7 +125,7 @@ static struct nlm_host *nlm_lookup_host(struct nlm_lookup_host_info *ni)
 		if (host->h_server != ni->server)
 			continue;
 		if (ni->server &&
-		    !nlm_cmp_addr(nlm_srcaddr(host), ni->src_sap))
+		    !rpc_cmp_addr(nlm_srcaddr(host), ni->src_sap))
 			continue;
 
 		/* Move to head of hash chain. */
diff --git a/fs/lockd/mon.c b/fs/lockd/mon.c
index 30c933188dd7..f956651d0f65 100644
--- a/fs/lockd/mon.c
+++ b/fs/lockd/mon.c
@@ -209,7 +209,7 @@ static struct nsm_handle *nsm_lookup_addr(const struct sockaddr *sap)
 	struct nsm_handle *nsm;
 
 	list_for_each_entry(nsm, &nsm_handles, sm_link)
-		if (nlm_cmp_addr(nsm_addr(nsm), sap))
+		if (rpc_cmp_addr(nsm_addr(nsm), sap))
 			return nsm;
 	return NULL;
 }
diff --git a/fs/lockd/svclock.c b/fs/lockd/svclock.c
index e577a78d7bac..d1001790fa9a 100644
--- a/fs/lockd/svclock.c
+++ b/fs/lockd/svclock.c
@@ -705,7 +705,7 @@ static int nlmsvc_same_owner(struct file_lock *fl1, struct file_lock *fl2)
 	return fl1->fl_owner == fl2->fl_owner && fl1->fl_pid == fl2->fl_pid;
 }
 
-struct lock_manager_operations nlmsvc_lock_operations = {
+const struct lock_manager_operations nlmsvc_lock_operations = {
 	.fl_compare_owner = nlmsvc_same_owner,
 	.fl_notify = nlmsvc_notify_blocked,
 	.fl_grant = nlmsvc_grant_deferred,
diff --git a/fs/lockd/svcsubs.c b/fs/lockd/svcsubs.c
index 9e4d6aab611b..ad478da7ca63 100644
--- a/fs/lockd/svcsubs.c
+++ b/fs/lockd/svcsubs.c
@@ -417,7 +417,7 @@ EXPORT_SYMBOL_GPL(nlmsvc_unlock_all_by_sb);
 static int
 nlmsvc_match_ip(void *datap, struct nlm_host *host)
 {
-	return nlm_cmp_addr(nlm_srcaddr(host), datap);
+	return rpc_cmp_addr(nlm_srcaddr(host), datap);
 }
 
 /**
diff --git a/fs/lockd/xdr.c b/fs/lockd/xdr.c
index 0336f2beacde..b583ab0a4cbb 100644
--- a/fs/lockd/xdr.c
+++ b/fs/lockd/xdr.c
@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <linux/sched.h>
-#include <linux/utsname.h>
 #include <linux/nfs.h>
 
 #include <linux/sunrpc/xdr.h>
diff --git a/fs/lockd/xdr4.c b/fs/lockd/xdr4.c
index e1d528653192..ad9dbbc9145d 100644
--- a/fs/lockd/xdr4.c
+++ b/fs/lockd/xdr4.c
@@ -9,7 +9,6 @@
 
 #include <linux/types.h>
 #include <linux/sched.h>
-#include <linux/utsname.h>
 #include <linux/nfs.h>
 
 #include <linux/sunrpc/xdr.h>
diff --git a/fs/locks.c b/fs/locks.c
index 19ee18a6829b..a8794f233bc9 100644
--- a/fs/locks.c
+++ b/fs/locks.c
@@ -434,7 +434,7 @@ static int lease_mylease_callback(struct file_lock *fl, struct file_lock *try)
 	return fl->fl_file == try->fl_file;
 }
 
-static struct lock_manager_operations lease_manager_ops = {
+static const struct lock_manager_operations lease_manager_ops = {
 	.fl_break = lease_break_callback,
 	.fl_release_private = lease_release_private_callback,
 	.fl_mylease = lease_mylease_callback,
diff --git a/fs/minix/dir.c b/fs/minix/dir.c
index d407e7a0b6fe..6198731d7fcd 100644
--- a/fs/minix/dir.c
+++ b/fs/minix/dir.c
@@ -308,14 +308,18 @@ int minix_delete_entry(struct minix_dir_entry *de, struct page *page)
 	struct inode *inode = (struct inode*)mapping->host;
 	char *kaddr = page_address(page);
 	loff_t pos = page_offset(page) + (char*)de - kaddr;
-	unsigned len = minix_sb(inode->i_sb)->s_dirsize;
+	struct minix_sb_info *sbi = minix_sb(inode->i_sb);
+	unsigned len = sbi->s_dirsize;
 	int err;
 
 	lock_page(page);
 	err = __minix_write_begin(NULL, mapping, pos, len,
 					AOP_FLAG_UNINTERRUPTIBLE, &page, NULL);
 	if (err == 0) {
-		de->inode = 0;
+		if (sbi->s_version == MINIX_V3)
+			((minix3_dirent *) de)->inode = 0;
+		else
+			de->inode = 0;
 		err = dir_commit_chunk(page, pos, len);
 	} else {
 		unlock_page(page);
@@ -440,7 +444,10 @@ void minix_set_link(struct minix_dir_entry *de, struct page *page,
 	err = __minix_write_begin(NULL, mapping, pos, sbi->s_dirsize,
 					AOP_FLAG_UNINTERRUPTIBLE, &page, NULL);
 	if (err == 0) {
-		de->inode = inode->i_ino;
+		if (sbi->s_version == MINIX_V3)
+			((minix3_dirent *) de)->inode = inode->i_ino;
+		else
+			de->inode = inode->i_ino;
 		err = dir_commit_chunk(page, pos, sbi->s_dirsize);
 	} else {
 		unlock_page(page);
@@ -470,7 +477,14 @@ ino_t minix_inode_by_name(struct dentry *dentry)
 	ino_t res = 0;
 
 	if (de) {
-		res = de->inode;
+		struct address_space *mapping = page->mapping;
+		struct inode *inode = mapping->host;
+		struct minix_sb_info *sbi = minix_sb(inode->i_sb);
+
+		if (sbi->s_version == MINIX_V3)
+			res = ((minix3_dirent *) de)->inode;
+		else
+			res = de->inode;
 		dir_put_page(page);
 	}
 	return res;
diff --git a/fs/namespace.c b/fs/namespace.c
index 7230787d18b0..bdc3cb4fd222 100644
--- a/fs/namespace.c
+++ b/fs/namespace.c
@@ -1640,7 +1640,7 @@ static int do_new_mount(struct path *path, char *type, int flags,
 {
 	struct vfsmount *mnt;
 
-	if (!type || !memchr(type, 0, PAGE_SIZE))
+	if (!type)
 		return -EINVAL;
 
 	/* we need capabilities... */
@@ -1871,6 +1871,23 @@ int copy_mount_options(const void __user * data, unsigned long *where)
 	return 0;
 }
 
+int copy_mount_string(const void __user *data, char **where)
+{
+	char *tmp;
+
+	if (!data) {
+		*where = NULL;
+		return 0;
+	}
+
+	tmp = strndup_user(data, PAGE_SIZE);
+	if (IS_ERR(tmp))
+		return PTR_ERR(tmp);
+
+	*where = tmp;
+	return 0;
+}
+
 /*
  * Flags is a 32-bit value that allows up to 31 non-fs dependent flags to
  * be given to the mount() call (ie: read-only, no-dev, no-suid etc).
@@ -1900,8 +1917,6 @@ long do_mount(char *dev_name, char *dir_name, char *type_page,
 
 	if (!dir_name || !*dir_name || !memchr(dir_name, 0, PAGE_SIZE))
 		return -EINVAL;
-	if (dev_name && !memchr(dev_name, 0, PAGE_SIZE))
-		return -EINVAL;
 
 	if (data_page)
 		((char *)data_page)[PAGE_SIZE - 1] = 0;
@@ -2070,40 +2085,42 @@ EXPORT_SYMBOL(create_mnt_ns);
 SYSCALL_DEFINE5(mount, char __user *, dev_name, char __user *, dir_name,
 		char __user *, type, unsigned long, flags, void __user *, data)
 {
-	int retval;
+	int ret;
+	char *kernel_type;
+	char *kernel_dir;
+	char *kernel_dev;
 	unsigned long data_page;
-	unsigned long type_page;
-	unsigned long dev_page;
-	char *dir_page;
 
-	retval = copy_mount_options(type, &type_page);
-	if (retval < 0)
-		return retval;
+	ret = copy_mount_string(type, &kernel_type);
+	if (ret < 0)
+		goto out_type;
 
-	dir_page = getname(dir_name);
-	retval = PTR_ERR(dir_page);
-	if (IS_ERR(dir_page))
-		goto out1;
+	kernel_dir = getname(dir_name);
+	if (IS_ERR(kernel_dir)) {
+		ret = PTR_ERR(kernel_dir);
+		goto out_dir;
+	}
 
-	retval = copy_mount_options(dev_name, &dev_page);
-	if (retval < 0)
-		goto out2;
+	ret = copy_mount_string(dev_name, &kernel_dev);
+	if (ret < 0)
+		goto out_dev;
 
-	retval = copy_mount_options(data, &data_page);
-	if (retval < 0)
-		goto out3;
+	ret = copy_mount_options(data, &data_page);
+	if (ret < 0)
+		goto out_data;
 
-	retval = do_mount((char *)dev_page, dir_page, (char *)type_page,
-			  flags, (void *)data_page);
-	free_page(data_page);
+	ret = do_mount(kernel_dev, kernel_dir, kernel_type, flags,
+		(void *) data_page);
 
-out3:
-	free_page(dev_page);
-out2:
-	putname(dir_page);
-out1:
-	free_page(type_page);
-	return retval;
+	free_page(data_page);
+out_data:
+	kfree(kernel_dev);
+out_dev:
+	putname(kernel_dir);
+out_dir:
+	kfree(kernel_type);
+out_type:
+	return ret;
 }
 
 /*
diff --git a/fs/ncpfs/dir.c b/fs/ncpfs/dir.c
index 9c590722d87e..b8b5b30d53f0 100644
--- a/fs/ncpfs/dir.c
+++ b/fs/ncpfs/dir.c
@@ -1241,7 +1241,7 @@ ncp_date_unix2dos(int unix_date, __le16 *time, __le16 *date)
 		month = 2;
 	} else {
 		nl_day = (year & 3) || day <= 59 ? day : day - 1;
-		for (month = 0; month < 12; month++)
+		for (month = 1; month < 12; month++)
 			if (day_n[month] > nl_day)
 				break;
 	}
diff --git a/fs/ncpfs/inode.c b/fs/ncpfs/inode.c
index b99ce205b1bd..cf98da1be23e 100644
--- a/fs/ncpfs/inode.c
+++ b/fs/ncpfs/inode.c
@@ -746,16 +746,8 @@ static void ncp_put_super(struct super_block *sb)
 
 #ifdef CONFIG_NCPFS_NLS
 	/* unload the NLS charsets */
-	if (server->nls_vol)
-	{
-		unload_nls(server->nls_vol);
-		server->nls_vol = NULL;
-	}
-	if (server->nls_io)
-	{
-		unload_nls(server->nls_io);
-		server->nls_io = NULL;
-	}
+	unload_nls(server->nls_vol);
+	unload_nls(server->nls_io);
 #endif /* CONFIG_NCPFS_NLS */
 
 	if (server->info_filp)
diff --git a/fs/ncpfs/ioctl.c b/fs/ncpfs/ioctl.c
index fa038df63ac8..0d58caf4a6e1 100644
--- a/fs/ncpfs/ioctl.c
+++ b/fs/ncpfs/ioctl.c
@@ -223,10 +223,8 @@ ncp_set_charsets(struct ncp_server* server, struct ncp_nls_ioctl __user *arg)
 	oldset_io = server->nls_io;
 	server->nls_io = iocharset;
 
-	if (oldset_cp)
-		unload_nls(oldset_cp);
-	if (oldset_io)
-		unload_nls(oldset_io);
+	unload_nls(oldset_cp);
+	unload_nls(oldset_io);
 
 	return 0;
 }
@@ -442,7 +440,7 @@ static int __ncp_ioctl(struct inode *inode, struct file *filp,
 			if (dentry) {
 				struct inode* s_inode = dentry->d_inode;
 				
-				if (inode) {
+				if (s_inode) {
 					NCP_FINFO(s_inode)->volNumber = vnum;
 					NCP_FINFO(s_inode)->dirEntNum = de;
 					NCP_FINFO(s_inode)->DosDirNum = dosde;
diff --git a/fs/ncpfs/mmap.c b/fs/ncpfs/mmap.c
index 5d8dcb9ee326..15458decdb8a 100644
--- a/fs/ncpfs/mmap.c
+++ b/fs/ncpfs/mmap.c
@@ -95,7 +95,7 @@ static int ncp_file_mmap_fault(struct vm_area_struct *area,
 	return VM_FAULT_MAJOR;
 }
 
-static struct vm_operations_struct ncp_file_mmap =
+static const struct vm_operations_struct ncp_file_mmap =
 {
 	.fault = ncp_file_mmap_fault,
 };
diff --git a/fs/nfs/callback_xdr.c b/fs/nfs/callback_xdr.c
index e5a2dac5f715..76b0aa0f73bf 100644
--- a/fs/nfs/callback_xdr.c
+++ b/fs/nfs/callback_xdr.c
@@ -222,7 +222,7 @@ static unsigned decode_sessionid(struct xdr_stream *xdr,
 
 	p = read_buf(xdr, len);
 	if (unlikely(p == NULL))
-		return htonl(NFS4ERR_RESOURCE);;
+		return htonl(NFS4ERR_RESOURCE);
 
 	memcpy(sid->data, p, len);
 	return 0;
diff --git a/fs/nfs/client.c b/fs/nfs/client.c
index e350bd6a2334..99ea196f071f 100644
--- a/fs/nfs/client.c
+++ b/fs/nfs/client.c
@@ -648,8 +648,6 @@ static int nfs_start_lockd(struct nfs_server *server)
 		.hostname	= clp->cl_hostname,
 		.address	= (struct sockaddr *)&clp->cl_addr,
 		.addrlen	= clp->cl_addrlen,
-		.protocol	= server->flags & NFS_MOUNT_TCP ?
-						IPPROTO_TCP : IPPROTO_UDP,
 		.nfs_version	= clp->rpc_ops->version,
 		.noresvport	= server->flags & NFS_MOUNT_NORESVPORT ?
 					1 : 0,
@@ -660,6 +658,14 @@ static int nfs_start_lockd(struct nfs_server *server)
 	if (server->flags & NFS_MOUNT_NONLM)
 		return 0;
 
+	switch (clp->cl_proto) {
+		default:
+			nlm_init.protocol = IPPROTO_TCP;
+			break;
+		case XPRT_TRANSPORT_UDP:
+			nlm_init.protocol = IPPROTO_UDP;
+	}
+
 	host = nlmclnt_init(&nlm_init);
 	if (IS_ERR(host))
 		return PTR_ERR(host);
@@ -787,7 +793,7 @@ static int nfs_init_server(struct nfs_server *server,
 	dprintk("--> nfs_init_server()\n");
 
 #ifdef CONFIG_NFS_V3
-	if (data->flags & NFS_MOUNT_VER3)
+	if (data->version == 3)
 		cl_init.rpc_ops = &nfs_v3_clientops;
 #endif
 
@@ -933,10 +939,6 @@ static int nfs_probe_fsinfo(struct nfs_server *server, struct nfs_fh *mntfh, str
 		goto out_error;
 
 	nfs_server_set_fsinfo(server, &fsinfo);
-	error = bdi_init(&server->backing_dev_info);
-	if (error)
-		goto out_error;
-
 
 	/* Get some general file system info */
 	if (server->namelen == 0) {
@@ -968,6 +970,7 @@ static void nfs_server_copy_userdata(struct nfs_server *target, struct nfs_serve
 	target->acdirmin = source->acdirmin;
 	target->acdirmax = source->acdirmax;
 	target->caps = source->caps;
+	target->options = source->options;
 }
 
 /*
@@ -995,6 +998,12 @@ static struct nfs_server *nfs_alloc_server(void)
 		return NULL;
 	}
 
+	if (bdi_init(&server->backing_dev_info)) {
+		nfs_free_iostats(server->io_stats);
+		kfree(server);
+		return NULL;
+	}
+
 	return server;
 }
 
@@ -1171,7 +1180,7 @@ static int nfs4_init_client(struct nfs_client *clp,
 				      1, flags & NFS_MOUNT_NORESVPORT);
 	if (error < 0)
 		goto error;
-	memcpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
+	strlcpy(clp->cl_ipaddr, ip_addr, sizeof(clp->cl_ipaddr));
 
 	error = nfs_idmap_new(clp);
 	if (error < 0) {
@@ -1529,7 +1538,7 @@ static void *nfs_server_list_next(struct seq_file *p, void *v, loff_t *pos);
 static void nfs_server_list_stop(struct seq_file *p, void *v);
 static int nfs_server_list_show(struct seq_file *m, void *v);
 
-static struct seq_operations nfs_server_list_ops = {
+static const struct seq_operations nfs_server_list_ops = {
 	.start	= nfs_server_list_start,
 	.next	= nfs_server_list_next,
 	.stop	= nfs_server_list_stop,
@@ -1550,7 +1559,7 @@ static void *nfs_volume_list_next(struct seq_file *p, void *v, loff_t *pos);
 static void nfs_volume_list_stop(struct seq_file *p, void *v);
 static int nfs_volume_list_show(struct seq_file *m, void *v);
 
-static struct seq_operations nfs_volume_list_ops = {
+static const struct seq_operations nfs_volume_list_ops = {
 	.start	= nfs_volume_list_start,
 	.next	= nfs_volume_list_next,
 	.stop	= nfs_volume_list_stop,
diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c
index 32062c33c859..7cb298525eef 100644
--- a/fs/nfs/dir.c
+++ b/fs/nfs/dir.c
@@ -1536,6 +1536,8 @@ nfs_link(struct dentry *old_dentry, struct inode *dir, struct dentry *dentry)
 		old_dentry->d_parent->d_name.name, old_dentry->d_name.name,
 		dentry->d_parent->d_name.name, dentry->d_name.name);
 
+	nfs_inode_return_delegation(inode);
+
 	d_drop(dentry);
 	error = NFS_PROTO(dir)->link(inode, dir, &dentry->d_name);
 	if (error == 0) {
diff --git a/fs/nfs/direct.c b/fs/nfs/direct.c
index 6c3210099d51..e1d415e97849 100644
--- a/fs/nfs/direct.c
+++ b/fs/nfs/direct.c
@@ -457,6 +457,7 @@ static void nfs_direct_write_reschedule(struct nfs_direct_req *dreq)
 	};
 	struct rpc_task_setup task_setup_data = {
 		.rpc_client = NFS_CLIENT(inode),
+		.rpc_message = &msg,
 		.callback_ops = &nfs_write_direct_ops,
 		.workqueue = nfsiod_workqueue,
 		.flags = RPC_TASK_ASYNC,
diff --git a/fs/nfs/file.c b/fs/nfs/file.c
index 5021b75d2d1e..f5fdd39e037a 100644
--- a/fs/nfs/file.c
+++ b/fs/nfs/file.c
@@ -59,7 +59,7 @@ static int nfs_lock(struct file *filp, int cmd, struct file_lock *fl);
 static int nfs_flock(struct file *filp, int cmd, struct file_lock *fl);
 static int nfs_setlease(struct file *file, long arg, struct file_lock **fl);
 
-static struct vm_operations_struct nfs_file_vm_ops;
+static const struct vm_operations_struct nfs_file_vm_ops;
 
 const struct file_operations nfs_file_operations = {
 	.llseek		= nfs_file_llseek,
@@ -525,6 +525,7 @@ const struct address_space_operations nfs_file_aops = {
 	.direct_IO = nfs_direct_IO,
 	.migratepage = nfs_migrate_page,
 	.launder_page = nfs_launder_page,
+	.error_remove_page = generic_error_remove_page,
 };
 
 /*
@@ -571,7 +572,7 @@ out_unlock:
 	return VM_FAULT_SIGBUS;
 }
 
-static struct vm_operations_struct nfs_file_vm_ops = {
+static const struct vm_operations_struct nfs_file_vm_ops = {
 	.fault = filemap_fault,
 	.page_mkwrite = nfs_vm_page_mkwrite,
 };
diff --git a/fs/nfs/fscache.c b/fs/nfs/fscache.c
index 379be678cb7e..fa588006588d 100644
--- a/fs/nfs/fscache.c
+++ b/fs/nfs/fscache.c
@@ -58,17 +58,34 @@ void nfs_fscache_release_client_cookie(struct nfs_client *clp)
 /*
  * Get the cache cookie for an NFS superblock.  We have to handle
  * uniquification here because the cache doesn't do it for us.
+ *
+ * The default uniquifier is just an empty string, but it may be overridden
+ * either by the 'fsc=xxx' option to mount, or by inheriting it from the parent
+ * superblock across an automount point of some nature.
  */
-void nfs_fscache_get_super_cookie(struct super_block *sb,
-				  struct nfs_parsed_mount_data *data)
+void nfs_fscache_get_super_cookie(struct super_block *sb, const char *uniq,
+				  struct nfs_clone_mount *mntdata)
 {
 	struct nfs_fscache_key *key, *xkey;
 	struct nfs_server *nfss = NFS_SB(sb);
 	struct rb_node **p, *parent;
-	const char *uniq = data->fscache_uniq ?: "";
 	int diff, ulen;
 
-	ulen = strlen(uniq);
+	if (uniq) {
+		ulen = strlen(uniq);
+	} else if (mntdata) {
+		struct nfs_server *mnt_s = NFS_SB(mntdata->sb);
+		if (mnt_s->fscache_key) {
+			uniq = mnt_s->fscache_key->key.uniquifier;
+			ulen = mnt_s->fscache_key->key.uniq_len;
+		}
+	}
+
+	if (!uniq) {
+		uniq = "";
+		ulen = 1;
+	}
+
 	key = kzalloc(sizeof(*key) + ulen, GFP_KERNEL);
 	if (!key)
 		return;
@@ -342,17 +359,13 @@ int nfs_fscache_release_page(struct page *page, gfp_t gfp)
 
 	BUG_ON(!cookie);
 
-	if (fscache_check_page_write(cookie, page)) {
-		if (!(gfp & __GFP_WAIT))
-			return 0;
-		fscache_wait_on_page_write(cookie, page);
-	}
-
 	if (PageFsCache(page)) {
 		dfprintk(FSCACHE, "NFS: fscache releasepage (0x%p/0x%p/0x%p)\n",
 			 cookie, page, nfsi);
 
-		fscache_uncache_page(cookie, page);
+		if (!fscache_maybe_release_page(cookie, page, gfp))
+			return 0;
+
 		nfs_add_fscache_stats(page->mapping->host,
 				      NFSIOS_FSCACHE_PAGES_UNCACHED, 1);
 	}
diff --git a/fs/nfs/fscache.h b/fs/nfs/fscache.h
index 6e809bb0ff08..b9c572d0679f 100644
--- a/fs/nfs/fscache.h
+++ b/fs/nfs/fscache.h
@@ -74,7 +74,8 @@ extern void nfs_fscache_get_client_cookie(struct nfs_client *);
 extern void nfs_fscache_release_client_cookie(struct nfs_client *);
 
 extern void nfs_fscache_get_super_cookie(struct super_block *,
-					 struct nfs_parsed_mount_data *);
+					 const char *,
+					 struct nfs_clone_mount *);
 extern void nfs_fscache_release_super_cookie(struct super_block *);
 
 extern void nfs_fscache_init_inode_cookie(struct inode *);
@@ -173,7 +174,8 @@ static inline void nfs_fscache_release_client_cookie(struct nfs_client *clp) {}
 
 static inline void nfs_fscache_get_super_cookie(
 	struct super_block *sb,
-	struct nfs_parsed_mount_data *data)
+	const char *uniq,
+	struct nfs_clone_mount *mntdata)
 {
 }
 static inline void nfs_fscache_release_super_cookie(struct super_block *sb) {}
diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c
index 060022b4651c..faa091865ad0 100644
--- a/fs/nfs/inode.c
+++ b/fs/nfs/inode.c
@@ -458,49 +458,21 @@ nfs_setattr(struct dentry *dentry, struct iattr *attr)
  */
 static int nfs_vmtruncate(struct inode * inode, loff_t offset)
 {
-	if (i_size_read(inode) < offset) {
-		unsigned long limit;
-
-		limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-		if (limit != RLIM_INFINITY && offset > limit)
-			goto out_sig;
-		if (offset > inode->i_sb->s_maxbytes)
-			goto out_big;
-		spin_lock(&inode->i_lock);
-		i_size_write(inode, offset);
-		spin_unlock(&inode->i_lock);
-	} else {
-		struct address_space *mapping = inode->i_mapping;
+	loff_t oldsize;
+	int err;
 
-		/*
-		 * truncation of in-use swapfiles is disallowed - it would
-		 * cause subsequent swapout to scribble on the now-freed
-		 * blocks.
-		 */
-		if (IS_SWAPFILE(inode))
-			return -ETXTBSY;
-		spin_lock(&inode->i_lock);
-		i_size_write(inode, offset);
-		spin_unlock(&inode->i_lock);
+	err = inode_newsize_ok(inode, offset);
+	if (err)
+		goto out;
 
-		/*
-		 * unmap_mapping_range is called twice, first simply for
-		 * efficiency so that truncate_inode_pages does fewer
-		 * single-page unmaps.  However after this first call, and
-		 * before truncate_inode_pages finishes, it is possible for
-		 * private pages to be COWed, which remain after
-		 * truncate_inode_pages finishes, hence the second
-		 * unmap_mapping_range call must be made for correctness.
-		 */
-		unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-		truncate_inode_pages(mapping, offset);
-		unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-	}
-	return 0;
-out_sig:
-	send_sig(SIGXFSZ, current, 0);
-out_big:
-	return -EFBIG;
+	spin_lock(&inode->i_lock);
+	oldsize = inode->i_size;
+	i_size_write(inode, offset);
+	spin_unlock(&inode->i_lock);
+
+	truncate_pagecache(inode, oldsize, offset);
+out:
+	return err;
 }
 
 /**
diff --git a/fs/nfs/nfs2xdr.c b/fs/nfs/nfs2xdr.c
index c862c9340f9a..5e078b222b4e 100644
--- a/fs/nfs/nfs2xdr.c
+++ b/fs/nfs/nfs2xdr.c
@@ -13,7 +13,6 @@
 #include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/in.h>
diff --git a/fs/nfs/nfs3proc.c b/fs/nfs/nfs3proc.c
index ee6a13f05443..3f8881d1a050 100644
--- a/fs/nfs/nfs3proc.c
+++ b/fs/nfs/nfs3proc.c
@@ -7,7 +7,6 @@
  */
 
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/sunrpc/clnt.h>
diff --git a/fs/nfs/nfs3xdr.c b/fs/nfs/nfs3xdr.c
index 35869a4921f1..5fe5492fbd29 100644
--- a/fs/nfs/nfs3xdr.c
+++ b/fs/nfs/nfs3xdr.c
@@ -10,7 +10,6 @@
 #include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/in.h>
diff --git a/fs/nfs/nfs4namespace.c b/fs/nfs/nfs4namespace.c
index 2636c26d56fa..fa3408f20112 100644
--- a/fs/nfs/nfs4namespace.c
+++ b/fs/nfs/nfs4namespace.c
@@ -121,7 +121,7 @@ static struct vfsmount *try_location(struct nfs_clone_mount *mountdata,
 
 	mnt_path = nfs4_pathname_string(&location->rootpath, page2, PAGE_SIZE);
 	if (IS_ERR(mnt_path))
-		return mnt;
+		return ERR_CAST(mnt_path);
 	mountdata->mnt_path = mnt_path;
 	maxbuflen = mnt_path - 1 - page2;
 
@@ -132,15 +132,15 @@ static struct vfsmount *try_location(struct nfs_clone_mount *mountdata,
 		if (buf->len <= 0 || buf->len >= maxbuflen)
 			continue;
 
-		mountdata->addr = (struct sockaddr *)&addr;
-
 		if (memchr(buf->data, IPV6_SCOPE_DELIMITER, buf->len))
 			continue;
-		mountdata->addrlen = nfs_parse_server_name(buf->data,
-				buf->len,
-				mountdata->addr, mountdata->addrlen);
+
+		mountdata->addrlen = nfs_parse_server_name(buf->data, buf->len,
+				(struct sockaddr *)&addr, sizeof(addr));
 		if (mountdata->addrlen == 0)
 			continue;
+
+		mountdata->addr = (struct sockaddr *)&addr;
 		rpc_set_port(mountdata->addr, NFS_PORT);
 
 		memcpy(page2, buf->data, buf->len);
diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c
index be6544aef41f..741a562177fc 100644
--- a/fs/nfs/nfs4proc.c
+++ b/fs/nfs/nfs4proc.c
@@ -36,7 +36,6 @@
  */
 
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/delay.h>
 #include <linux/errno.h>
 #include <linux/string.h>
@@ -73,12 +72,17 @@ static int _nfs4_proc_getattr(struct nfs_server *server, struct nfs_fh *fhandle,
 /* Prevent leaks of NFSv4 errors into userland */
 static int nfs4_map_errors(int err)
 {
-	if (err < -1000) {
+	if (err >= -1000)
+		return err;
+	switch (err) {
+	case -NFS4ERR_RESOURCE:
+		return -EREMOTEIO;
+	default:
 		dprintk("%s could not handle NFSv4 error %d\n",
 				__func__, -err);
-		return -EIO;
+		break;
 	}
-	return err;
+	return -EIO;
 }
 
 /*
@@ -2763,7 +2767,7 @@ static int _nfs4_proc_readdir(struct dentry *dentry, struct rpc_cred *cred,
 		.pages = &page,
 		.pgbase = 0,
 		.count = count,
-		.bitmask = NFS_SERVER(dentry->d_inode)->cache_consistency_bitmask,
+		.bitmask = NFS_SERVER(dentry->d_inode)->attr_bitmask,
 	};
 	struct nfs4_readdir_res res;
 	struct rpc_message msg = {
@@ -3061,9 +3065,6 @@ static void nfs4_renew_done(struct rpc_task *task, void *data)
 	if (time_before(clp->cl_last_renewal,timestamp))
 		clp->cl_last_renewal = timestamp;
 	spin_unlock(&clp->cl_lock);
-	dprintk("%s calling put_rpccred on rpc_cred %p\n", __func__,
-				task->tk_msg.rpc_cred);
-	put_rpccred(task->tk_msg.rpc_cred);
 }
 
 static const struct rpc_call_ops nfs4_renew_ops = {
@@ -4878,7 +4879,6 @@ void nfs41_sequence_call_done(struct rpc_task *task, void *data)
 	nfs41_sequence_free_slot(clp, task->tk_msg.rpc_resp);
 	dprintk("%s rpc_cred %p\n", __func__, task->tk_msg.rpc_cred);
 
-	put_rpccred(task->tk_msg.rpc_cred);
 	kfree(task->tk_msg.rpc_argp);
 	kfree(task->tk_msg.rpc_resp);
 
diff --git a/fs/nfs/nfs4renewd.c b/fs/nfs/nfs4renewd.c
index e27c6cef18f2..0156c01c212c 100644
--- a/fs/nfs/nfs4renewd.c
+++ b/fs/nfs/nfs4renewd.c
@@ -127,12 +127,6 @@ nfs4_schedule_state_renewal(struct nfs_client *clp)
 }
 
 void
-nfs4_renewd_prepare_shutdown(struct nfs_server *server)
-{
-	cancel_delayed_work(&server->nfs_client->cl_renewd);
-}
-
-void
 nfs4_kill_renewd(struct nfs_client *clp)
 {
 	cancel_delayed_work_sync(&clp->cl_renewd);
diff --git a/fs/nfs/nfs4state.c b/fs/nfs/nfs4state.c
index 1434080aefeb..2ef4fecf3984 100644
--- a/fs/nfs/nfs4state.c
+++ b/fs/nfs/nfs4state.c
@@ -638,7 +638,7 @@ static void nfs4_fl_release_lock(struct file_lock *fl)
 	nfs4_put_lock_state(fl->fl_u.nfs4_fl.owner);
 }
 
-static struct file_lock_operations nfs4_fl_lock_ops = {
+static const struct file_lock_operations nfs4_fl_lock_ops = {
 	.fl_copy_lock = nfs4_fl_copy_lock,
 	.fl_release_private = nfs4_fl_release_lock,
 };
diff --git a/fs/nfs/nfs4xdr.c b/fs/nfs/nfs4xdr.c
index cfc30d362f94..20b4e30e6c82 100644
--- a/fs/nfs/nfs4xdr.c
+++ b/fs/nfs/nfs4xdr.c
@@ -39,7 +39,6 @@
 #include <linux/time.h>
 #include <linux/mm.h>
 #include <linux/slab.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/in.h>
@@ -5682,7 +5681,6 @@ static struct {
 	{ NFS4ERR_SERVERFAULT,	-ESERVERFAULT	},
 	{ NFS4ERR_BADTYPE,	-EBADTYPE	},
 	{ NFS4ERR_LOCKED,	-EAGAIN		},
-	{ NFS4ERR_RESOURCE,	-EREMOTEIO	},
 	{ NFS4ERR_SYMLINK,	-ELOOP		},
 	{ NFS4ERR_OP_ILLEGAL,	-EOPNOTSUPP	},
 	{ NFS4ERR_DEADLOCK,	-EDEADLK	},
diff --git a/fs/nfs/proc.c b/fs/nfs/proc.c
index 7be72d90d49d..ef583854d8d0 100644
--- a/fs/nfs/proc.c
+++ b/fs/nfs/proc.c
@@ -32,7 +32,6 @@
 #include <linux/slab.h>
 #include <linux/time.h>
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/in.h>
diff --git a/fs/nfs/super.c b/fs/nfs/super.c
index de935692d40d..90be551b80c1 100644
--- a/fs/nfs/super.c
+++ b/fs/nfs/super.c
@@ -728,6 +728,29 @@ static void nfs_umount_begin(struct super_block *sb)
 	unlock_kernel();
 }
 
+static struct nfs_parsed_mount_data *nfs_alloc_parsed_mount_data(unsigned int version)
+{
+	struct nfs_parsed_mount_data *data;
+
+	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	if (data) {
+		data->rsize		= NFS_MAX_FILE_IO_SIZE;
+		data->wsize		= NFS_MAX_FILE_IO_SIZE;
+		data->acregmin		= NFS_DEF_ACREGMIN;
+		data->acregmax		= NFS_DEF_ACREGMAX;
+		data->acdirmin		= NFS_DEF_ACDIRMIN;
+		data->acdirmax		= NFS_DEF_ACDIRMAX;
+		data->mount_server.port	= NFS_UNSPEC_PORT;
+		data->nfs_server.port	= NFS_UNSPEC_PORT;
+		data->nfs_server.protocol = XPRT_TRANSPORT_TCP;
+		data->auth_flavors[0]	= RPC_AUTH_UNIX;
+		data->auth_flavor_len	= 1;
+		data->version		= version;
+		data->minorversion	= 0;
+	}
+	return data;
+}
+
 /*
  * Sanity-check a server address provided by the mount command.
  *
@@ -755,15 +778,13 @@ static int nfs_verify_server_address(struct sockaddr *addr)
  * Select between a default port value and a user-specified port value.
  * If a zero value is set, then autobind will be used.
  */
-static void nfs_set_default_port(struct sockaddr *sap, const int parsed_port,
+static void nfs_set_port(struct sockaddr *sap, int *port,
 				 const unsigned short default_port)
 {
-	unsigned short port = default_port;
-
-	if (parsed_port != NFS_UNSPEC_PORT)
-		port = parsed_port;
+	if (*port == NFS_UNSPEC_PORT)
+		*port = default_port;
 
-	rpc_set_port(sap, port);
+	rpc_set_port(sap, *port);
 }
 
 /*
@@ -1232,6 +1253,7 @@ static int nfs_parse_mount_options(char *raw,
 			default:
 				dfprintk(MOUNT, "NFS:   unrecognized "
 						"transport protocol\n");
+				kfree(string);
 				return 0;
 			}
 			break;
@@ -1430,10 +1452,13 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
 	int status;
 
 	if (args->mount_server.version == 0) {
-		if (args->flags & NFS_MOUNT_VER3)
-			args->mount_server.version = NFS_MNT3_VERSION;
-		else
-			args->mount_server.version = NFS_MNT_VERSION;
+		switch (args->version) {
+			default:
+				args->mount_server.version = NFS_MNT3_VERSION;
+				break;
+			case 2:
+				args->mount_server.version = NFS_MNT_VERSION;
+		}
 	}
 	request.version = args->mount_server.version;
 
@@ -1451,7 +1476,7 @@ static int nfs_try_mount(struct nfs_parsed_mount_data *args,
 		args->mount_server.addrlen = args->nfs_server.addrlen;
 	}
 	request.salen = args->mount_server.addrlen;
-	nfs_set_default_port(request.sap, args->mount_server.port, 0);
+	nfs_set_port(request.sap, &args->mount_server.port, 0);
 
 	/*
 	 * Now ask the mount server to map our export path
@@ -1634,20 +1659,6 @@ static int nfs_validate_mount_data(void *options,
 	if (data == NULL)
 		goto out_no_data;
 
-	args->flags		= (NFS_MOUNT_VER3 | NFS_MOUNT_TCP);
-	args->rsize		= NFS_MAX_FILE_IO_SIZE;
-	args->wsize		= NFS_MAX_FILE_IO_SIZE;
-	args->acregmin		= NFS_DEF_ACREGMIN;
-	args->acregmax		= NFS_DEF_ACREGMAX;
-	args->acdirmin		= NFS_DEF_ACDIRMIN;
-	args->acdirmax		= NFS_DEF_ACDIRMAX;
-	args->mount_server.port	= NFS_UNSPEC_PORT;
-	args->nfs_server.port	= NFS_UNSPEC_PORT;
-	args->nfs_server.protocol = XPRT_TRANSPORT_TCP;
-	args->auth_flavors[0]	= RPC_AUTH_UNIX;
-	args->auth_flavor_len	= 1;
-	args->minorversion	= 0;
-
 	switch (data->version) {
 	case 1:
 		data->namlen = 0;
@@ -1755,7 +1766,7 @@ static int nfs_validate_mount_data(void *options,
 			goto out_v4_not_compiled;
 #endif
 
-		nfs_set_default_port(sap, args->nfs_server.port, 0);
+		nfs_set_port(sap, &args->nfs_server.port, 0);
 
 		nfs_set_mount_transport_protocol(args);
 
@@ -1778,7 +1789,7 @@ static int nfs_validate_mount_data(void *options,
 	}
 
 #ifndef CONFIG_NFS_V3
-	if (args->flags & NFS_MOUNT_VER3)
+	if (args->version == 3)
 		goto out_v3_not_compiled;
 #endif /* !CONFIG_NFS_V3 */
 
@@ -1836,9 +1847,10 @@ nfs_compare_remount_data(struct nfs_server *nfss,
 	    data->acdirmin != nfss->acdirmin / HZ ||
 	    data->acdirmax != nfss->acdirmax / HZ ||
 	    data->timeo != (10U * nfss->client->cl_timeout->to_initval / HZ) ||
+	    data->nfs_server.port != nfss->port ||
 	    data->nfs_server.addrlen != nfss->nfs_client->cl_addrlen ||
-	    memcmp(&data->nfs_server.address, &nfss->nfs_client->cl_addr,
-		   data->nfs_server.addrlen) != 0)
+	    !rpc_cmp_addr((struct sockaddr *)&data->nfs_server.address,
+			  (struct sockaddr *)&nfss->nfs_client->cl_addr))
 		return -EINVAL;
 
 	return 0;
@@ -1881,6 +1893,7 @@ nfs_remount(struct super_block *sb, int *flags, char *raw_data)
 	data->acdirmin = nfss->acdirmin / HZ;
 	data->acdirmax = nfss->acdirmax / HZ;
 	data->timeo = 10U * nfss->client->cl_timeout->to_initval / HZ;
+	data->nfs_server.port = nfss->port;
 	data->nfs_server.addrlen = nfss->nfs_client->cl_addrlen;
 	memcpy(&data->nfs_server.address, &nfss->nfs_client->cl_addr,
 		data->nfs_server.addrlen);
@@ -1936,7 +1949,7 @@ static void nfs_fill_super(struct super_block *sb,
 	if (data->bsize)
 		sb->s_blocksize = nfs_block_size(data->bsize, &sb->s_blocksize_bits);
 
-	if (server->flags & NFS_MOUNT_VER3) {
+	if (server->nfs_client->rpc_ops->version == 3) {
 		/* The VFS shouldn't apply the umask to mode bits. We will do
 		 * so ourselves when necessary.
 		 */
@@ -1960,7 +1973,7 @@ static void nfs_clone_super(struct super_block *sb,
 	sb->s_blocksize = old_sb->s_blocksize;
 	sb->s_maxbytes = old_sb->s_maxbytes;
 
-	if (server->flags & NFS_MOUNT_VER3) {
+	if (server->nfs_client->rpc_ops->version == 3) {
 		/* The VFS shouldn't apply the umask to mode bits. We will do
 		 * so ourselves when necessary.
 		 */
@@ -2094,7 +2107,7 @@ static int nfs_get_sb(struct file_system_type *fs_type,
 	};
 	int error = -ENOMEM;
 
-	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	data = nfs_alloc_parsed_mount_data(3);
 	mntfh = kzalloc(sizeof(*mntfh), GFP_KERNEL);
 	if (data == NULL || mntfh == NULL)
 		goto out_free_fh;
@@ -2144,7 +2157,8 @@ static int nfs_get_sb(struct file_system_type *fs_type,
 	if (!s->s_root) {
 		/* initial superblock/root creation */
 		nfs_fill_super(s, data);
-		nfs_fscache_get_super_cookie(s, data);
+		nfs_fscache_get_super_cookie(
+			s, data ? data->fscache_uniq : NULL, NULL);
 	}
 
 	mntroot = nfs_get_root(s, mntfh);
@@ -2190,8 +2204,8 @@ static void nfs_kill_super(struct super_block *s)
 {
 	struct nfs_server *server = NFS_SB(s);
 
-	bdi_unregister(&server->backing_dev_info);
 	kill_anon_super(s);
+	bdi_unregister(&server->backing_dev_info);
 	nfs_fscache_release_super_cookie(s);
 	nfs_free_server(server);
 }
@@ -2245,6 +2259,7 @@ static int nfs_xdev_get_sb(struct file_system_type *fs_type, int flags,
 	if (!s->s_root) {
 		/* initial superblock/root creation */
 		nfs_clone_super(s, data->sb);
+		nfs_fscache_get_super_cookie(s, NULL, data);
 	}
 
 	mntroot = nfs_get_root(s, data->fh);
@@ -2317,7 +2332,7 @@ static int nfs4_validate_text_mount_data(void *options,
 {
 	struct sockaddr *sap = (struct sockaddr *)&args->nfs_server.address;
 
-	nfs_set_default_port(sap, args->nfs_server.port, NFS_PORT);
+	nfs_set_port(sap, &args->nfs_server.port, NFS_PORT);
 
 	nfs_validate_transport_protocol(args);
 
@@ -2362,18 +2377,6 @@ static int nfs4_validate_mount_data(void *options,
 	if (data == NULL)
 		goto out_no_data;
 
-	args->rsize		= NFS_MAX_FILE_IO_SIZE;
-	args->wsize		= NFS_MAX_FILE_IO_SIZE;
-	args->acregmin		= NFS_DEF_ACREGMIN;
-	args->acregmax		= NFS_DEF_ACREGMAX;
-	args->acdirmin		= NFS_DEF_ACDIRMIN;
-	args->acdirmax		= NFS_DEF_ACDIRMAX;
-	args->nfs_server.port	= NFS_UNSPEC_PORT;
-	args->auth_flavors[0]	= RPC_AUTH_UNIX;
-	args->auth_flavor_len	= 1;
-	args->version		= 4;
-	args->minorversion	= 0;
-
 	switch (data->version) {
 	case 1:
 		if (data->host_addrlen > sizeof(args->nfs_server.address))
@@ -2508,7 +2511,8 @@ static int nfs4_remote_get_sb(struct file_system_type *fs_type,
 	if (!s->s_root) {
 		/* initial superblock/root creation */
 		nfs4_fill_super(s);
-		nfs_fscache_get_super_cookie(s, data);
+		nfs_fscache_get_super_cookie(
+			s, data ? data->fscache_uniq : NULL, NULL);
 	}
 
 	mntroot = nfs4_get_root(s, mntfh);
@@ -2656,7 +2660,7 @@ static int nfs4_get_sb(struct file_system_type *fs_type,
 	struct nfs_parsed_mount_data *data;
 	int error = -ENOMEM;
 
-	data = kzalloc(sizeof(*data), GFP_KERNEL);
+	data = nfs_alloc_parsed_mount_data(4);
 	if (data == NULL)
 		goto out_free_data;
 
@@ -2686,7 +2690,6 @@ static void nfs4_kill_super(struct super_block *sb)
 	dprintk("--> %s\n", __func__);
 	nfs_super_return_all_delegations(sb);
 	kill_anon_super(sb);
-	nfs4_renewd_prepare_shutdown(server);
 	nfs_fscache_release_super_cookie(sb);
 	nfs_free_server(server);
 	dprintk("<-- %s\n", __func__);
@@ -2741,6 +2744,7 @@ static int nfs4_xdev_get_sb(struct file_system_type *fs_type, int flags,
 	if (!s->s_root) {
 		/* initial superblock/root creation */
 		nfs4_clone_super(s, data->sb);
+		nfs_fscache_get_super_cookie(s, NULL, data);
 	}
 
 	mntroot = nfs4_get_root(s, data->fh);
@@ -2822,6 +2826,7 @@ static int nfs4_remote_referral_get_sb(struct file_system_type *fs_type,
 	if (!s->s_root) {
 		/* initial superblock/root creation */
 		nfs4_fill_super(s);
+		nfs_fscache_get_super_cookie(s, NULL, data);
 	}
 
 	mntroot = nfs4_get_root(s, &mntfh);
diff --git a/fs/nfsd/export.c b/fs/nfsd/export.c
index d9462643155c..c1c9e035d4a4 100644
--- a/fs/nfsd/export.c
+++ b/fs/nfsd/export.c
@@ -1341,6 +1341,8 @@ exp_pseudoroot(struct svc_rqst *rqstp, struct svc_fh *fhp)
 	if (rv)
 		goto out;
 	rv = check_nfsd_access(exp, rqstp);
+	if (rv)
+		fh_put(fhp);
 out:
 	exp_put(exp);
 	return rv;
@@ -1515,7 +1517,7 @@ static int e_show(struct seq_file *m, void *p)
 	return svc_export_show(m, &svc_export_cache, cp);
 }
 
-struct seq_operations nfs_exports_op = {
+const struct seq_operations nfs_exports_op = {
 	.start	= e_start,
 	.next	= e_next,
 	.stop	= e_stop,
diff --git a/fs/nfsd/nfs3xdr.c b/fs/nfsd/nfs3xdr.c
index 01d4ec1c88e0..d0a2ce1b4324 100644
--- a/fs/nfsd/nfs3xdr.c
+++ b/fs/nfsd/nfs3xdr.c
@@ -814,17 +814,6 @@ encode_entry_baggage(struct nfsd3_readdirres *cd, __be32 *p, const char *name,
 	return p;
 }
 
-static __be32 *
-encode_entryplus_baggage(struct nfsd3_readdirres *cd, __be32 *p,
-		struct svc_fh *fhp)
-{
-	p = encode_post_op_attr(cd->rqstp, p, fhp);
-	*p++ = xdr_one;			/* yes, a file handle follows */
-	p = encode_fh(p, fhp);
-	fh_put(fhp);
-	return p;
-}
-
 static int
 compose_entry_fh(struct nfsd3_readdirres *cd, struct svc_fh *fhp,
 		const char *name, int namlen)
@@ -836,29 +825,54 @@ compose_entry_fh(struct nfsd3_readdirres *cd, struct svc_fh *fhp,
 	dparent = cd->fh.fh_dentry;
 	exp  = cd->fh.fh_export;
 
-	fh_init(fhp, NFS3_FHSIZE);
 	if (isdotent(name, namlen)) {
 		if (namlen == 2) {
 			dchild = dget_parent(dparent);
 			if (dchild == dparent) {
 				/* filesystem root - cannot return filehandle for ".." */
 				dput(dchild);
-				return 1;
+				return -ENOENT;
 			}
 		} else
 			dchild = dget(dparent);
 	} else
 		dchild = lookup_one_len(name, dparent, namlen);
 	if (IS_ERR(dchild))
-		return 1;
-	if (d_mountpoint(dchild) ||
-	    fh_compose(fhp, exp, dchild, &cd->fh) != 0 ||
-	    !dchild->d_inode)
-		rv = 1;
+		return -ENOENT;
+	rv = -ENOENT;
+	if (d_mountpoint(dchild))
+		goto out;
+	rv = fh_compose(fhp, exp, dchild, &cd->fh);
+	if (rv)
+		goto out;
+	if (!dchild->d_inode)
+		goto out;
+	rv = 0;
+out:
 	dput(dchild);
 	return rv;
 }
 
+__be32 *encode_entryplus_baggage(struct nfsd3_readdirres *cd, __be32 *p, const char *name, int namlen)
+{
+	struct svc_fh	fh;
+	int err;
+
+	fh_init(&fh, NFS3_FHSIZE);
+	err = compose_entry_fh(cd, &fh, name, namlen);
+	if (err) {
+		*p++ = 0;
+		*p++ = 0;
+		goto out;
+	}
+	p = encode_post_op_attr(cd->rqstp, p, &fh);
+	*p++ = xdr_one;			/* yes, a file handle follows */
+	p = encode_fh(p, &fh);
+out:
+	fh_put(&fh);
+	return p;
+}
+
 /*
  * Encode a directory entry. This one works for both normal readdir
  * and readdirplus.
@@ -929,16 +943,8 @@ encode_entry(struct readdir_cd *ccd, const char *name, int namlen,
 
 		p = encode_entry_baggage(cd, p, name, namlen, ino);
 
-		/* throw in readdirplus baggage */
-		if (plus) {
-			struct svc_fh	fh;
-
-			if (compose_entry_fh(cd, &fh, name, namlen) > 0) {
-				*p++ = 0;
-				*p++ = 0;
-			} else
-				p = encode_entryplus_baggage(cd, p, &fh);
-		}
+		if (plus)
+			p = encode_entryplus_baggage(cd, p, name, namlen);
 		num_entry_words = p - cd->buffer;
 	} else if (cd->rqstp->rq_respages[pn+1] != NULL) {
 		/* temporarily encode entry into next page, then move back to
@@ -951,17 +957,8 @@ encode_entry(struct readdir_cd *ccd, const char *name, int namlen,
 
 		p1 = encode_entry_baggage(cd, p1, name, namlen, ino);
 
-		/* throw in readdirplus baggage */
-		if (plus) {
-			struct svc_fh	fh;
-
-			if (compose_entry_fh(cd, &fh, name, namlen) > 0) {
-				/* zero out the filehandle */
-				*p1++ = 0;
-				*p1++ = 0;
-			} else
-				p1 = encode_entryplus_baggage(cd, p1, &fh);
-		}
+		if (plus)
+			p1 = encode_entryplus_baggage(cd, p1, name, namlen);
 
 		/* determine entry word length and lengths to go in pages */
 		num_entry_words = p1 - tmp;
diff --git a/fs/nfsd/nfs4acl.c b/fs/nfsd/nfs4acl.c
index 54b8b4140c8f..725d02f210e2 100644
--- a/fs/nfsd/nfs4acl.c
+++ b/fs/nfsd/nfs4acl.c
@@ -321,7 +321,7 @@ _posix_to_nfsv4_one(struct posix_acl *pacl, struct nfs4_acl *acl,
 	deny = ~pas.group & pas.other;
 	if (deny) {
 		ace->type = NFS4_ACE_ACCESS_DENIED_ACE_TYPE;
-		ace->flag = eflag | NFS4_ACE_IDENTIFIER_GROUP;
+		ace->flag = eflag;
 		ace->access_mask = deny_mask_from_posix(deny, flags);
 		ace->whotype = NFS4_ACL_WHO_GROUP;
 		ace++;
@@ -335,7 +335,7 @@ _posix_to_nfsv4_one(struct posix_acl *pacl, struct nfs4_acl *acl,
 		if (deny) {
 			ace->type = NFS4_ACE_ACCESS_DENIED_ACE_TYPE;
 			ace->flag = eflag | NFS4_ACE_IDENTIFIER_GROUP;
-			ace->access_mask = mask_from_posix(deny, flags);
+			ace->access_mask = deny_mask_from_posix(deny, flags);
 			ace->whotype = NFS4_ACL_WHO_NAMED;
 			ace->who = pa->e_id;
 			ace++;
diff --git a/fs/nfsd/nfs4callback.c b/fs/nfsd/nfs4callback.c
index 3fd23f7aceca..24e8d78f8dde 100644
--- a/fs/nfsd/nfs4callback.c
+++ b/fs/nfsd/nfs4callback.c
@@ -43,25 +43,30 @@
 #include <linux/sunrpc/xdr.h>
 #include <linux/sunrpc/svc.h>
 #include <linux/sunrpc/clnt.h>
+#include <linux/sunrpc/svcsock.h>
 #include <linux/nfsd/nfsd.h>
 #include <linux/nfsd/state.h>
 #include <linux/sunrpc/sched.h>
 #include <linux/nfs4.h>
+#include <linux/sunrpc/xprtsock.h>
 
 #define NFSDDBG_FACILITY                NFSDDBG_PROC
 
 #define NFSPROC4_CB_NULL 0
 #define NFSPROC4_CB_COMPOUND 1
+#define NFS4_STATEID_SIZE 16
 
 /* Index of predefined Linux callback client operations */
 
 enum {
-        NFSPROC4_CLNT_CB_NULL = 0,
+	NFSPROC4_CLNT_CB_NULL = 0,
 	NFSPROC4_CLNT_CB_RECALL,
+	NFSPROC4_CLNT_CB_SEQUENCE,
 };
 
 enum nfs_cb_opnum4 {
 	OP_CB_RECALL            = 4,
+	OP_CB_SEQUENCE          = 11,
 };
 
 #define NFS4_MAXTAGLEN		20
@@ -70,17 +75,29 @@ enum nfs_cb_opnum4 {
 #define NFS4_dec_cb_null_sz		0
 #define cb_compound_enc_hdr_sz		4
 #define cb_compound_dec_hdr_sz		(3 + (NFS4_MAXTAGLEN >> 2))
+#define sessionid_sz			(NFS4_MAX_SESSIONID_LEN >> 2)
+#define cb_sequence_enc_sz		(sessionid_sz + 4 +             \
+					1 /* no referring calls list yet */)
+#define cb_sequence_dec_sz		(op_dec_sz + sessionid_sz + 4)
+
 #define op_enc_sz			1
 #define op_dec_sz			2
 #define enc_nfs4_fh_sz			(1 + (NFS4_FHSIZE >> 2))
 #define enc_stateid_sz			(NFS4_STATEID_SIZE >> 2)
 #define NFS4_enc_cb_recall_sz		(cb_compound_enc_hdr_sz +       \
+					cb_sequence_enc_sz +            \
 					1 + enc_stateid_sz +            \
 					enc_nfs4_fh_sz)
 
 #define NFS4_dec_cb_recall_sz		(cb_compound_dec_hdr_sz  +      \
+					cb_sequence_dec_sz +            \
 					op_dec_sz)
 
+struct nfs4_rpc_args {
+	void				*args_op;
+	struct nfsd4_cb_sequence	args_seq;
+};
+
 /*
 * Generic encode routines from fs/nfs/nfs4xdr.c
 */
@@ -137,11 +154,13 @@ xdr_error:                                      \
 } while (0)
 
 struct nfs4_cb_compound_hdr {
-	int		status;
-	u32		ident;
+	/* args */
+	u32		ident;	/* minorversion 0 only */
 	u32		nops;
 	__be32		*nops_p;
 	u32		minorversion;
+	/* res */
+	int		status;
 	u32		taglen;
 	char		*tag;
 };
@@ -238,6 +257,27 @@ encode_cb_recall(struct xdr_stream *xdr, struct nfs4_delegation *dp,
 	hdr->nops++;
 }
 
+static void
+encode_cb_sequence(struct xdr_stream *xdr, struct nfsd4_cb_sequence *args,
+		   struct nfs4_cb_compound_hdr *hdr)
+{
+	__be32 *p;
+
+	if (hdr->minorversion == 0)
+		return;
+
+	RESERVE_SPACE(1 + NFS4_MAX_SESSIONID_LEN + 20);
+
+	WRITE32(OP_CB_SEQUENCE);
+	WRITEMEM(args->cbs_clp->cl_sessionid.data, NFS4_MAX_SESSIONID_LEN);
+	WRITE32(args->cbs_clp->cl_cb_seq_nr);
+	WRITE32(0);		/* slotid, always 0 */
+	WRITE32(0);		/* highest slotid always 0 */
+	WRITE32(0);		/* cachethis always 0 */
+	WRITE32(0); /* FIXME: support referring_call_lists */
+	hdr->nops++;
+}
+
 static int
 nfs4_xdr_enc_cb_null(struct rpc_rqst *req, __be32 *p)
 {
@@ -249,15 +289,19 @@ nfs4_xdr_enc_cb_null(struct rpc_rqst *req, __be32 *p)
 }
 
 static int
-nfs4_xdr_enc_cb_recall(struct rpc_rqst *req, __be32 *p, struct nfs4_delegation *args)
+nfs4_xdr_enc_cb_recall(struct rpc_rqst *req, __be32 *p,
+		struct nfs4_rpc_args *rpc_args)
 {
 	struct xdr_stream xdr;
+	struct nfs4_delegation *args = rpc_args->args_op;
 	struct nfs4_cb_compound_hdr hdr = {
 		.ident = args->dl_ident,
+		.minorversion = rpc_args->args_seq.cbs_minorversion,
 	};
 
 	xdr_init_encode(&xdr, &req->rq_snd_buf, p);
 	encode_cb_compound_hdr(&xdr, &hdr);
+	encode_cb_sequence(&xdr, &rpc_args->args_seq, &hdr);
 	encode_cb_recall(&xdr, args, &hdr);
 	encode_cb_nops(&hdr);
 	return 0;
@@ -299,6 +343,57 @@ decode_cb_op_hdr(struct xdr_stream *xdr, enum nfs_opnum4 expected)
 	return 0;
 }
 
+/*
+ * Our current back channel implmentation supports a single backchannel
+ * with a single slot.
+ */
+static int
+decode_cb_sequence(struct xdr_stream *xdr, struct nfsd4_cb_sequence *res,
+		   struct rpc_rqst *rqstp)
+{
+	struct nfs4_sessionid id;
+	int status;
+	u32 dummy;
+	__be32 *p;
+
+	if (res->cbs_minorversion == 0)
+		return 0;
+
+	status = decode_cb_op_hdr(xdr, OP_CB_SEQUENCE);
+	if (status)
+		return status;
+
+	/*
+	 * If the server returns different values for sessionID, slotID or
+	 * sequence number, the server is looney tunes.
+	 */
+	status = -ESERVERFAULT;
+
+	READ_BUF(NFS4_MAX_SESSIONID_LEN + 16);
+	memcpy(id.data, p, NFS4_MAX_SESSIONID_LEN);
+	p += XDR_QUADLEN(NFS4_MAX_SESSIONID_LEN);
+	if (memcmp(id.data, res->cbs_clp->cl_sessionid.data,
+		   NFS4_MAX_SESSIONID_LEN)) {
+		dprintk("%s Invalid session id\n", __func__);
+		goto out;
+	}
+	READ32(dummy);
+	if (dummy != res->cbs_clp->cl_cb_seq_nr) {
+		dprintk("%s Invalid sequence number\n", __func__);
+		goto out;
+	}
+	READ32(dummy); 	/* slotid must be 0 */
+	if (dummy != 0) {
+		dprintk("%s Invalid slotid\n", __func__);
+		goto out;
+	}
+	/* FIXME: process highest slotid and target highest slotid */
+	status = 0;
+out:
+	return status;
+}
+
+
 static int
 nfs4_xdr_dec_cb_null(struct rpc_rqst *req, __be32 *p)
 {
@@ -306,7 +401,8 @@ nfs4_xdr_dec_cb_null(struct rpc_rqst *req, __be32 *p)
 }
 
 static int
-nfs4_xdr_dec_cb_recall(struct rpc_rqst *rqstp, __be32 *p)
+nfs4_xdr_dec_cb_recall(struct rpc_rqst *rqstp, __be32 *p,
+		struct nfsd4_cb_sequence *seq)
 {
 	struct xdr_stream xdr;
 	struct nfs4_cb_compound_hdr hdr;
@@ -316,6 +412,11 @@ nfs4_xdr_dec_cb_recall(struct rpc_rqst *rqstp, __be32 *p)
 	status = decode_cb_compound_hdr(&xdr, &hdr);
 	if (status)
 		goto out;
+	if (seq) {
+		status = decode_cb_sequence(&xdr, seq, rqstp);
+		if (status)
+			goto out;
+	}
 	status = decode_cb_op_hdr(&xdr, OP_CB_RECALL);
 out:
 	return status;
@@ -377,16 +478,15 @@ static int max_cb_time(void)
 
 int setup_callback_client(struct nfs4_client *clp)
 {
-	struct sockaddr_in	addr;
 	struct nfs4_cb_conn *cb = &clp->cl_cb_conn;
 	struct rpc_timeout	timeparms = {
 		.to_initval	= max_cb_time(),
 		.to_retries	= 0,
 	};
 	struct rpc_create_args args = {
-		.protocol	= IPPROTO_TCP,
-		.address	= (struct sockaddr *)&addr,
-		.addrsize	= sizeof(addr),
+		.protocol	= XPRT_TRANSPORT_TCP,
+		.address	= (struct sockaddr *) &cb->cb_addr,
+		.addrsize	= cb->cb_addrlen,
 		.timeout	= &timeparms,
 		.program	= &cb_program,
 		.prognumber	= cb->cb_prog,
@@ -399,13 +499,10 @@ int setup_callback_client(struct nfs4_client *clp)
 
 	if (!clp->cl_principal && (clp->cl_flavor >= RPC_AUTH_GSS_KRB5))
 		return -EINVAL;
-
-	/* Initialize address */
-	memset(&addr, 0, sizeof(addr));
-	addr.sin_family = AF_INET;
-	addr.sin_port = htons(cb->cb_port);
-	addr.sin_addr.s_addr = htonl(cb->cb_addr);
-
+	if (cb->cb_minorversion) {
+		args.bc_xprt = clp->cl_cb_xprt;
+		args.protocol = XPRT_TRANSPORT_BC_TCP;
+	}
 	/* Create RPC client */
 	client = rpc_create(&args);
 	if (IS_ERR(client)) {
@@ -439,42 +536,29 @@ static const struct rpc_call_ops nfsd4_cb_probe_ops = {
 	.rpc_call_done = nfsd4_cb_probe_done,
 };
 
-static struct rpc_cred *lookup_cb_cred(struct nfs4_cb_conn *cb)
-{
-	struct auth_cred acred = {
-		.machine_cred = 1
-	};
+static struct rpc_cred *callback_cred;
 
-	/*
-	 * Note in the gss case this doesn't actually have to wait for a
-	 * gss upcall (or any calls to the client); this just creates a
-	 * non-uptodate cred which the rpc state machine will fill in with
-	 * a refresh_upcall later.
-	 */
-	return rpcauth_lookup_credcache(cb->cb_client->cl_auth, &acred,
-							RPCAUTH_LOOKUP_NEW);
+int set_callback_cred(void)
+{
+	callback_cred = rpc_lookup_machine_cred();
+	if (!callback_cred)
+		return -ENOMEM;
+	return 0;
 }
 
+
 void do_probe_callback(struct nfs4_client *clp)
 {
 	struct nfs4_cb_conn *cb = &clp->cl_cb_conn;
 	struct rpc_message msg = {
 		.rpc_proc       = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_NULL],
 		.rpc_argp       = clp,
+		.rpc_cred	= callback_cred
 	};
-	struct rpc_cred *cred;
 	int status;
 
-	cred = lookup_cb_cred(cb);
-	if (IS_ERR(cred)) {
-		status = PTR_ERR(cred);
-		goto out;
-	}
-	cb->cb_cred = cred;
-	msg.rpc_cred = cb->cb_cred;
 	status = rpc_call_async(cb->cb_client, &msg, RPC_TASK_SOFT,
 				&nfsd4_cb_probe_ops, (void *)clp);
-out:
 	if (status) {
 		warn_no_callback_path(clp, status);
 		put_nfs4_client(clp);
@@ -503,11 +587,95 @@ nfsd4_probe_callback(struct nfs4_client *clp)
 	do_probe_callback(clp);
 }
 
+/*
+ * There's currently a single callback channel slot.
+ * If the slot is available, then mark it busy.  Otherwise, set the
+ * thread for sleeping on the callback RPC wait queue.
+ */
+static int nfsd41_cb_setup_sequence(struct nfs4_client *clp,
+		struct rpc_task *task)
+{
+	struct nfs4_rpc_args *args = task->tk_msg.rpc_argp;
+	u32 *ptr = (u32 *)clp->cl_sessionid.data;
+	int status = 0;
+
+	dprintk("%s: %u:%u:%u:%u\n", __func__,
+		ptr[0], ptr[1], ptr[2], ptr[3]);
+
+	if (test_and_set_bit(0, &clp->cl_cb_slot_busy) != 0) {
+		rpc_sleep_on(&clp->cl_cb_waitq, task, NULL);
+		dprintk("%s slot is busy\n", __func__);
+		status = -EAGAIN;
+		goto out;
+	}
+
+	/*
+	 * We'll need the clp during XDR encoding and decoding,
+	 * and the sequence during decoding to verify the reply
+	 */
+	args->args_seq.cbs_clp = clp;
+	task->tk_msg.rpc_resp = &args->args_seq;
+
+out:
+	dprintk("%s status=%d\n", __func__, status);
+	return status;
+}
+
+/*
+ * TODO: cb_sequence should support referring call lists, cachethis, multiple
+ * slots, and mark callback channel down on communication errors.
+ */
+static void nfsd4_cb_prepare(struct rpc_task *task, void *calldata)
+{
+	struct nfs4_delegation *dp = calldata;
+	struct nfs4_client *clp = dp->dl_client;
+	struct nfs4_rpc_args *args = task->tk_msg.rpc_argp;
+	u32 minorversion = clp->cl_cb_conn.cb_minorversion;
+	int status = 0;
+
+	args->args_seq.cbs_minorversion = minorversion;
+	if (minorversion) {
+		status = nfsd41_cb_setup_sequence(clp, task);
+		if (status) {
+			if (status != -EAGAIN) {
+				/* terminate rpc task */
+				task->tk_status = status;
+				task->tk_action = NULL;
+			}
+			return;
+		}
+	}
+	rpc_call_start(task);
+}
+
+static void nfsd4_cb_done(struct rpc_task *task, void *calldata)
+{
+	struct nfs4_delegation *dp = calldata;
+	struct nfs4_client *clp = dp->dl_client;
+
+	dprintk("%s: minorversion=%d\n", __func__,
+		clp->cl_cb_conn.cb_minorversion);
+
+	if (clp->cl_cb_conn.cb_minorversion) {
+		/* No need for lock, access serialized in nfsd4_cb_prepare */
+		++clp->cl_cb_seq_nr;
+		clear_bit(0, &clp->cl_cb_slot_busy);
+		rpc_wake_up_next(&clp->cl_cb_waitq);
+		dprintk("%s: freed slot, new seqid=%d\n", __func__,
+			clp->cl_cb_seq_nr);
+
+		/* We're done looking into the sequence information */
+		task->tk_msg.rpc_resp = NULL;
+	}
+}
+
 static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
 {
 	struct nfs4_delegation *dp = calldata;
 	struct nfs4_client *clp = dp->dl_client;
 
+	nfsd4_cb_done(task, calldata);
+
 	switch (task->tk_status) {
 	case -EIO:
 		/* Network partition? */
@@ -520,16 +688,19 @@ static void nfsd4_cb_recall_done(struct rpc_task *task, void *calldata)
 		break;
 	default:
 		/* success, or error we can't handle */
-		return;
+		goto done;
 	}
 	if (dp->dl_retries--) {
 		rpc_delay(task, 2*HZ);
 		task->tk_status = 0;
 		rpc_restart_call(task);
+		return;
 	} else {
 		atomic_set(&clp->cl_cb_conn.cb_set, 0);
 		warn_no_callback_path(clp, task->tk_status);
 	}
+done:
+	kfree(task->tk_msg.rpc_argp);
 }
 
 static void nfsd4_cb_recall_release(void *calldata)
@@ -542,6 +713,7 @@ static void nfsd4_cb_recall_release(void *calldata)
 }
 
 static const struct rpc_call_ops nfsd4_cb_recall_ops = {
+	.rpc_call_prepare = nfsd4_cb_prepare,
 	.rpc_call_done = nfsd4_cb_recall_done,
 	.rpc_release = nfsd4_cb_recall_release,
 };
@@ -554,17 +726,24 @@ nfsd4_cb_recall(struct nfs4_delegation *dp)
 {
 	struct nfs4_client *clp = dp->dl_client;
 	struct rpc_clnt *clnt = clp->cl_cb_conn.cb_client;
+	struct nfs4_rpc_args *args;
 	struct rpc_message msg = {
 		.rpc_proc = &nfs4_cb_procedures[NFSPROC4_CLNT_CB_RECALL],
-		.rpc_argp = dp,
-		.rpc_cred = clp->cl_cb_conn.cb_cred
+		.rpc_cred = callback_cred
 	};
-	int status;
+	int status = -ENOMEM;
 
+	args = kzalloc(sizeof(*args), GFP_KERNEL);
+	if (!args)
+		goto out;
+	args->args_op = dp;
+	msg.rpc_argp = args;
 	dp->dl_retries = 1;
 	status = rpc_call_async(clnt, &msg, RPC_TASK_SOFT,
 				&nfsd4_cb_recall_ops, dp);
+out:
 	if (status) {
+		kfree(args);
 		put_nfs4_client(clp);
 		nfs4_put_delegation(dp);
 	}
diff --git a/fs/nfsd/nfs4idmap.c b/fs/nfsd/nfs4idmap.c
index cdfa86fa1471..ba2c199592fd 100644
--- a/fs/nfsd/nfs4idmap.c
+++ b/fs/nfsd/nfs4idmap.c
@@ -38,7 +38,6 @@
 #include <linux/init.h>
 
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/errno.h>
 #include <linux/string.h>
 #include <linux/sunrpc/clnt.h>
diff --git a/fs/nfsd/nfs4proc.c b/fs/nfsd/nfs4proc.c
index 7c8801769a3c..bebc0c2e1b0a 100644
--- a/fs/nfsd/nfs4proc.c
+++ b/fs/nfsd/nfs4proc.c
@@ -68,7 +68,6 @@ check_attr_support(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		   u32 *bmval, u32 *writable)
 {
 	struct dentry *dentry = cstate->current_fh.fh_dentry;
-	struct svc_export *exp = cstate->current_fh.fh_export;
 
 	/*
 	 * Check about attributes are supported by the NFSv4 server or not.
@@ -80,17 +79,13 @@ check_attr_support(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		return nfserr_attrnotsupp;
 
 	/*
-	 * Check FATTR4_WORD0_ACL & FATTR4_WORD0_FS_LOCATIONS can be supported
+	 * Check FATTR4_WORD0_ACL can be supported
 	 * in current environment or not.
 	 */
 	if (bmval[0] & FATTR4_WORD0_ACL) {
 		if (!IS_POSIXACL(dentry->d_inode))
 			return nfserr_attrnotsupp;
 	}
-	if (bmval[0] & FATTR4_WORD0_FS_LOCATIONS) {
-		if (exp->ex_fslocs.locations == NULL)
-			return nfserr_attrnotsupp;
-	}
 
 	/*
 	 * According to spec, read-only attributes return ERR_INVAL.
@@ -123,6 +118,35 @@ nfsd4_check_open_attributes(struct svc_rqst *rqstp,
 	return status;
 }
 
+static int
+is_create_with_attrs(struct nfsd4_open *open)
+{
+	return open->op_create == NFS4_OPEN_CREATE
+		&& (open->op_createmode == NFS4_CREATE_UNCHECKED
+		    || open->op_createmode == NFS4_CREATE_GUARDED
+		    || open->op_createmode == NFS4_CREATE_EXCLUSIVE4_1);
+}
+
+/*
+ * if error occurs when setting the acl, just clear the acl bit
+ * in the returned attr bitmap.
+ */
+static void
+do_set_nfs4_acl(struct svc_rqst *rqstp, struct svc_fh *fhp,
+		struct nfs4_acl *acl, u32 *bmval)
+{
+	__be32 status;
+
+	status = nfsd4_set_nfs4_acl(rqstp, fhp, acl);
+	if (status)
+		/*
+		 * We should probably fail the whole open at this point,
+		 * but we've already created the file, so it's too late;
+		 * So this seems the least of evils:
+		 */
+		bmval[0] &= ~FATTR4_WORD0_ACL;
+}
+
 static inline void
 fh_dup2(struct svc_fh *dst, struct svc_fh *src)
 {
@@ -206,6 +230,9 @@ do_open_lookup(struct svc_rqst *rqstp, struct svc_fh *current_fh, struct nfsd4_o
 	if (status)
 		goto out;
 
+	if (is_create_with_attrs(open) && open->op_acl != NULL)
+		do_set_nfs4_acl(rqstp, &resfh, open->op_acl, open->op_bmval);
+
 	set_change_info(&open->op_cinfo, current_fh);
 	fh_dup2(current_fh, &resfh);
 
@@ -536,12 +563,17 @@ nfsd4_create(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		status = nfserr_badtype;
 	}
 
-	if (!status) {
-		fh_unlock(&cstate->current_fh);
-		set_change_info(&create->cr_cinfo, &cstate->current_fh);
-		fh_dup2(&cstate->current_fh, &resfh);
-	}
+	if (status)
+		goto out;
+
+	if (create->cr_acl != NULL)
+		do_set_nfs4_acl(rqstp, &resfh, create->cr_acl,
+				create->cr_bmval);
 
+	fh_unlock(&cstate->current_fh);
+	set_change_info(&create->cr_cinfo, &cstate->current_fh);
+	fh_dup2(&cstate->current_fh, &resfh);
+out:
 	fh_put(&resfh);
 	return status;
 }
@@ -947,34 +979,6 @@ static struct nfsd4_operation nfsd4_ops[];
 static const char *nfsd4_op_name(unsigned opnum);
 
 /*
- * This is a replay of a compound for which no cache entry pages
- * were used. Encode the sequence operation, and if cachethis is FALSE
- * encode the uncache rep error on the next operation.
- */
-static __be32
-nfsd4_enc_uncached_replay(struct nfsd4_compoundargs *args,
-			 struct nfsd4_compoundres *resp)
-{
-	struct nfsd4_op *op;
-
-	dprintk("--> %s resp->opcnt %d ce_cachethis %u \n", __func__,
-		resp->opcnt, resp->cstate.slot->sl_cache_entry.ce_cachethis);
-
-	/* Encode the replayed sequence operation */
-	BUG_ON(resp->opcnt != 1);
-	op = &args->ops[resp->opcnt - 1];
-	nfsd4_encode_operation(resp, op);
-
-	/*return nfserr_retry_uncached_rep in next operation. */
-	if (resp->cstate.slot->sl_cache_entry.ce_cachethis == 0) {
-		op = &args->ops[resp->opcnt++];
-		op->status = nfserr_retry_uncached_rep;
-		nfsd4_encode_operation(resp, op);
-	}
-	return op->status;
-}
-
-/*
  * Enforce NFSv4.1 COMPOUND ordering rules.
  *
  * TODO:
@@ -1083,13 +1087,10 @@ nfsd4_proc_compound(struct svc_rqst *rqstp,
 			BUG_ON(op->status == nfs_ok);
 
 encode_op:
-		/* Only from SEQUENCE or CREATE_SESSION */
+		/* Only from SEQUENCE */
 		if (resp->cstate.status == nfserr_replay_cache) {
 			dprintk("%s NFS4.1 replay from cache\n", __func__);
-			if (nfsd4_not_cached(resp))
-				status = nfsd4_enc_uncached_replay(args, resp);
-			else
-				status = op->status;
+			status = op->status;
 			goto out;
 		}
 		if (op->status == nfserr_replay_me) {
diff --git a/fs/nfsd/nfs4state.c b/fs/nfsd/nfs4state.c
index 980a216a48c8..2153f9bdbebd 100644
--- a/fs/nfsd/nfs4state.c
+++ b/fs/nfsd/nfs4state.c
@@ -55,6 +55,7 @@
 #include <linux/lockd/bind.h>
 #include <linux/module.h>
 #include <linux/sunrpc/svcauth_gss.h>
+#include <linux/sunrpc/clnt.h>
 
 #define NFSDDBG_FACILITY                NFSDDBG_PROC
 
@@ -413,36 +414,65 @@ gen_sessionid(struct nfsd4_session *ses)
 }
 
 /*
- * Give the client the number of slots it requests bound by
- * NFSD_MAX_SLOTS_PER_SESSION and by sv_drc_max_pages.
+ * The protocol defines ca_maxresponssize_cached to include the size of
+ * the rpc header, but all we need to cache is the data starting after
+ * the end of the initial SEQUENCE operation--the rest we regenerate
+ * each time.  Therefore we can advertise a ca_maxresponssize_cached
+ * value that is the number of bytes in our cache plus a few additional
+ * bytes.  In order to stay on the safe side, and not promise more than
+ * we can cache, those additional bytes must be the minimum possible: 24
+ * bytes of rpc header (xid through accept state, with AUTH_NULL
+ * verifier), 12 for the compound header (with zero-length tag), and 44
+ * for the SEQUENCE op response:
+ */
+#define NFSD_MIN_HDR_SEQ_SZ  (24 + 12 + 44)
+
+/*
+ * Give the client the number of ca_maxresponsesize_cached slots it
+ * requests, of size bounded by NFSD_SLOT_CACHE_SIZE,
+ * NFSD_MAX_MEM_PER_SESSION, and nfsd_drc_max_mem. Do not allow more
+ * than NFSD_MAX_SLOTS_PER_SESSION.
  *
- * If we run out of pages (sv_drc_pages_used == sv_drc_max_pages) we
- * should (up to a point) re-negotiate active sessions and reduce their
- * slot usage to make rooom for new connections. For now we just fail the
- * create session.
+ * If we run out of reserved DRC memory we should (up to a point)
+ * re-negotiate active sessions and reduce their slot usage to make
+ * rooom for new connections. For now we just fail the create session.
  */
-static int set_forechannel_maxreqs(struct nfsd4_channel_attrs *fchan)
+static int set_forechannel_drc_size(struct nfsd4_channel_attrs *fchan)
 {
-	int status = 0, np = fchan->maxreqs * NFSD_PAGES_PER_SLOT;
+	int mem, size = fchan->maxresp_cached;
 
 	if (fchan->maxreqs < 1)
 		return nfserr_inval;
-	else if (fchan->maxreqs > NFSD_MAX_SLOTS_PER_SESSION)
-		fchan->maxreqs = NFSD_MAX_SLOTS_PER_SESSION;
 
-	spin_lock(&nfsd_serv->sv_lock);
-	if (np + nfsd_serv->sv_drc_pages_used > nfsd_serv->sv_drc_max_pages)
-		np = nfsd_serv->sv_drc_max_pages - nfsd_serv->sv_drc_pages_used;
-	nfsd_serv->sv_drc_pages_used += np;
-	spin_unlock(&nfsd_serv->sv_lock);
+	if (size < NFSD_MIN_HDR_SEQ_SZ)
+		size = NFSD_MIN_HDR_SEQ_SZ;
+	size -= NFSD_MIN_HDR_SEQ_SZ;
+	if (size > NFSD_SLOT_CACHE_SIZE)
+		size = NFSD_SLOT_CACHE_SIZE;
+
+	/* bound the maxreqs by NFSD_MAX_MEM_PER_SESSION */
+	mem = fchan->maxreqs * size;
+	if (mem > NFSD_MAX_MEM_PER_SESSION) {
+		fchan->maxreqs = NFSD_MAX_MEM_PER_SESSION / size;
+		if (fchan->maxreqs > NFSD_MAX_SLOTS_PER_SESSION)
+			fchan->maxreqs = NFSD_MAX_SLOTS_PER_SESSION;
+		mem = fchan->maxreqs * size;
+	}
 
-	if (np <= 0) {
-		status = nfserr_resource;
-		fchan->maxreqs = 0;
-	} else
-		fchan->maxreqs = np / NFSD_PAGES_PER_SLOT;
+	spin_lock(&nfsd_drc_lock);
+	/* bound the total session drc memory ussage */
+	if (mem + nfsd_drc_mem_used > nfsd_drc_max_mem) {
+		fchan->maxreqs = (nfsd_drc_max_mem - nfsd_drc_mem_used) / size;
+		mem = fchan->maxreqs * size;
+	}
+	nfsd_drc_mem_used += mem;
+	spin_unlock(&nfsd_drc_lock);
 
-	return status;
+	if (fchan->maxreqs == 0)
+		return nfserr_serverfault;
+
+	fchan->maxresp_cached = size + NFSD_MIN_HDR_SEQ_SZ;
+	return 0;
 }
 
 /*
@@ -466,36 +496,41 @@ static int init_forechannel_attrs(struct svc_rqst *rqstp,
 		fchan->maxresp_sz = maxcount;
 	session_fchan->maxresp_sz = fchan->maxresp_sz;
 
-	/* Set the max response cached size our default which is
-	 * a multiple of PAGE_SIZE and small */
-	session_fchan->maxresp_cached = NFSD_PAGES_PER_SLOT * PAGE_SIZE;
-	fchan->maxresp_cached = session_fchan->maxresp_cached;
-
 	/* Use the client's maxops if possible */
 	if (fchan->maxops > NFSD_MAX_OPS_PER_COMPOUND)
 		fchan->maxops = NFSD_MAX_OPS_PER_COMPOUND;
 	session_fchan->maxops = fchan->maxops;
 
-	/* try to use the client requested number of slots */
-	if (fchan->maxreqs > NFSD_MAX_SLOTS_PER_SESSION)
-		fchan->maxreqs = NFSD_MAX_SLOTS_PER_SESSION;
-
 	/* FIXME: Error means no more DRC pages so the server should
 	 * recover pages from existing sessions. For now fail session
 	 * creation.
 	 */
-	status = set_forechannel_maxreqs(fchan);
+	status = set_forechannel_drc_size(fchan);
 
+	session_fchan->maxresp_cached = fchan->maxresp_cached;
 	session_fchan->maxreqs = fchan->maxreqs;
+
+	dprintk("%s status %d\n", __func__, status);
 	return status;
 }
 
+static void
+free_session_slots(struct nfsd4_session *ses)
+{
+	int i;
+
+	for (i = 0; i < ses->se_fchannel.maxreqs; i++)
+		kfree(ses->se_slots[i]);
+}
+
 static int
 alloc_init_session(struct svc_rqst *rqstp, struct nfs4_client *clp,
 		   struct nfsd4_create_session *cses)
 {
 	struct nfsd4_session *new, tmp;
-	int idx, status = nfserr_resource, slotsize;
+	struct nfsd4_slot *sp;
+	int idx, slotsize, cachesize, i;
+	int status;
 
 	memset(&tmp, 0, sizeof(tmp));
 
@@ -506,14 +541,27 @@ alloc_init_session(struct svc_rqst *rqstp, struct nfs4_client *clp,
 	if (status)
 		goto out;
 
-	/* allocate struct nfsd4_session and slot table in one piece */
-	slotsize = tmp.se_fchannel.maxreqs * sizeof(struct nfsd4_slot);
+	BUILD_BUG_ON(NFSD_MAX_SLOTS_PER_SESSION * sizeof(struct nfsd4_slot)
+		     + sizeof(struct nfsd4_session) > PAGE_SIZE);
+
+	status = nfserr_serverfault;
+	/* allocate struct nfsd4_session and slot table pointers in one piece */
+	slotsize = tmp.se_fchannel.maxreqs * sizeof(struct nfsd4_slot *);
 	new = kzalloc(sizeof(*new) + slotsize, GFP_KERNEL);
 	if (!new)
 		goto out;
 
 	memcpy(new, &tmp, sizeof(*new));
 
+	/* allocate each struct nfsd4_slot and data cache in one piece */
+	cachesize = new->se_fchannel.maxresp_cached - NFSD_MIN_HDR_SEQ_SZ;
+	for (i = 0; i < new->se_fchannel.maxreqs; i++) {
+		sp = kzalloc(sizeof(*sp) + cachesize, GFP_KERNEL);
+		if (!sp)
+			goto out_free;
+		new->se_slots[i] = sp;
+	}
+
 	new->se_client = clp;
 	gen_sessionid(new);
 	idx = hash_sessionid(&new->se_sessionid);
@@ -530,6 +578,10 @@ alloc_init_session(struct svc_rqst *rqstp, struct nfs4_client *clp,
 	status = nfs_ok;
 out:
 	return status;
+out_free:
+	free_session_slots(new);
+	kfree(new);
+	goto out;
 }
 
 /* caller must hold sessionid_lock */
@@ -572,19 +624,16 @@ release_session(struct nfsd4_session *ses)
 	nfsd4_put_session(ses);
 }
 
-static void nfsd4_release_respages(struct page **respages, short resused);
-
 void
 free_session(struct kref *kref)
 {
 	struct nfsd4_session *ses;
-	int i;
 
 	ses = container_of(kref, struct nfsd4_session, se_ref);
-	for (i = 0; i < ses->se_fchannel.maxreqs; i++) {
-		struct nfsd4_cache_entry *e = &ses->se_slots[i].sl_cache_entry;
-		nfsd4_release_respages(e->ce_respages, e->ce_resused);
-	}
+	spin_lock(&nfsd_drc_lock);
+	nfsd_drc_mem_used -= ses->se_fchannel.maxreqs * NFSD_SLOT_CACHE_SIZE;
+	spin_unlock(&nfsd_drc_lock);
+	free_session_slots(ses);
 	kfree(ses);
 }
 
@@ -647,18 +696,14 @@ shutdown_callback_client(struct nfs4_client *clp)
 		clp->cl_cb_conn.cb_client = NULL;
 		rpc_shutdown_client(clnt);
 	}
-	if (clp->cl_cb_conn.cb_cred) {
-		put_rpccred(clp->cl_cb_conn.cb_cred);
-		clp->cl_cb_conn.cb_cred = NULL;
-	}
 }
 
 static inline void
 free_client(struct nfs4_client *clp)
 {
 	shutdown_callback_client(clp);
-	nfsd4_release_respages(clp->cl_slot.sl_cache_entry.ce_respages,
-			     clp->cl_slot.sl_cache_entry.ce_resused);
+	if (clp->cl_cb_xprt)
+		svc_xprt_put(clp->cl_cb_xprt);
 	if (clp->cl_cred.cr_group_info)
 		put_group_info(clp->cl_cred.cr_group_info);
 	kfree(clp->cl_principal);
@@ -714,25 +759,6 @@ expire_client(struct nfs4_client *clp)
 	put_nfs4_client(clp);
 }
 
-static struct nfs4_client *create_client(struct xdr_netobj name, char *recdir)
-{
-	struct nfs4_client *clp;
-
-	clp = alloc_client(name);
-	if (clp == NULL)
-		return NULL;
-	memcpy(clp->cl_recdir, recdir, HEXDIR_LEN);
-	atomic_set(&clp->cl_count, 1);
-	atomic_set(&clp->cl_cb_conn.cb_set, 0);
-	INIT_LIST_HEAD(&clp->cl_idhash);
-	INIT_LIST_HEAD(&clp->cl_strhash);
-	INIT_LIST_HEAD(&clp->cl_openowners);
-	INIT_LIST_HEAD(&clp->cl_delegations);
-	INIT_LIST_HEAD(&clp->cl_sessions);
-	INIT_LIST_HEAD(&clp->cl_lru);
-	return clp;
-}
-
 static void copy_verf(struct nfs4_client *target, nfs4_verifier *source)
 {
 	memcpy(target->cl_verifier.data, source->data,
@@ -795,6 +821,46 @@ static void gen_confirm(struct nfs4_client *clp)
 	*p++ = i++;
 }
 
+static struct nfs4_client *create_client(struct xdr_netobj name, char *recdir,
+		struct svc_rqst *rqstp, nfs4_verifier *verf)
+{
+	struct nfs4_client *clp;
+	struct sockaddr *sa = svc_addr(rqstp);
+	char *princ;
+
+	clp = alloc_client(name);
+	if (clp == NULL)
+		return NULL;
+
+	princ = svc_gss_principal(rqstp);
+	if (princ) {
+		clp->cl_principal = kstrdup(princ, GFP_KERNEL);
+		if (clp->cl_principal == NULL) {
+			free_client(clp);
+			return NULL;
+		}
+	}
+
+	memcpy(clp->cl_recdir, recdir, HEXDIR_LEN);
+	atomic_set(&clp->cl_count, 1);
+	atomic_set(&clp->cl_cb_conn.cb_set, 0);
+	INIT_LIST_HEAD(&clp->cl_idhash);
+	INIT_LIST_HEAD(&clp->cl_strhash);
+	INIT_LIST_HEAD(&clp->cl_openowners);
+	INIT_LIST_HEAD(&clp->cl_delegations);
+	INIT_LIST_HEAD(&clp->cl_sessions);
+	INIT_LIST_HEAD(&clp->cl_lru);
+	clear_bit(0, &clp->cl_cb_slot_busy);
+	rpc_init_wait_queue(&clp->cl_cb_waitq, "Backchannel slot table");
+	copy_verf(clp, verf);
+	rpc_copy_addr((struct sockaddr *) &clp->cl_addr, sa);
+	clp->cl_flavor = rqstp->rq_flavor;
+	copy_cred(&clp->cl_cred, &rqstp->rq_cred);
+	gen_confirm(clp);
+
+	return clp;
+}
+
 static int check_name(struct xdr_netobj name)
 {
 	if (name.len == 0) 
@@ -902,93 +968,40 @@ find_unconfirmed_client_by_str(const char *dname, unsigned int hashval,
 	return NULL;
 }
 
-/* a helper function for parse_callback */
-static int
-parse_octet(unsigned int *lenp, char **addrp)
-{
-	unsigned int len = *lenp;
-	char *p = *addrp;
-	int n = -1;
-	char c;
-
-	for (;;) {
-		if (!len)
-			break;
-		len--;
-		c = *p++;
-		if (c == '.')
-			break;
-		if ((c < '0') || (c > '9')) {
-			n = -1;
-			break;
-		}
-		if (n < 0)
-			n = 0;
-		n = (n * 10) + (c - '0');
-		if (n > 255) {
-			n = -1;
-			break;
-		}
-	}
-	*lenp = len;
-	*addrp = p;
-	return n;
-}
-
-/* parse and set the setclientid ipv4 callback address */
-static int
-parse_ipv4(unsigned int addr_len, char *addr_val, unsigned int *cbaddrp, unsigned short *cbportp)
-{
-	int temp = 0;
-	u32 cbaddr = 0;
-	u16 cbport = 0;
-	u32 addrlen = addr_len;
-	char *addr = addr_val;
-	int i, shift;
-
-	/* ipaddress */
-	shift = 24;
-	for(i = 4; i > 0  ; i--) {
-		if ((temp = parse_octet(&addrlen, &addr)) < 0) {
-			return 0;
-		}
-		cbaddr |= (temp << shift);
-		if (shift > 0)
-		shift -= 8;
-	}
-	*cbaddrp = cbaddr;
-
-	/* port */
-	shift = 8;
-	for(i = 2; i > 0  ; i--) {
-		if ((temp = parse_octet(&addrlen, &addr)) < 0) {
-			return 0;
-		}
-		cbport |= (temp << shift);
-		if (shift > 0)
-			shift -= 8;
-	}
-	*cbportp = cbport;
-	return 1;
-}
-
 static void
-gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se)
+gen_callback(struct nfs4_client *clp, struct nfsd4_setclientid *se, u32 scopeid)
 {
 	struct nfs4_cb_conn *cb = &clp->cl_cb_conn;
-
-	/* Currently, we only support tcp for the callback channel */
-	if ((se->se_callback_netid_len != 3) || memcmp((char *)se->se_callback_netid_val, "tcp", 3))
+	unsigned short expected_family;
+
+	/* Currently, we only support tcp and tcp6 for the callback channel */
+	if (se->se_callback_netid_len == 3 &&
+	    !memcmp(se->se_callback_netid_val, "tcp", 3))
+		expected_family = AF_INET;
+	else if (se->se_callback_netid_len == 4 &&
+		 !memcmp(se->se_callback_netid_val, "tcp6", 4))
+		expected_family = AF_INET6;
+	else
 		goto out_err;
 
-	if ( !(parse_ipv4(se->se_callback_addr_len, se->se_callback_addr_val,
-	                 &cb->cb_addr, &cb->cb_port)))
+	cb->cb_addrlen = rpc_uaddr2sockaddr(se->se_callback_addr_val,
+					    se->se_callback_addr_len,
+					    (struct sockaddr *) &cb->cb_addr,
+					    sizeof(cb->cb_addr));
+
+	if (!cb->cb_addrlen || cb->cb_addr.ss_family != expected_family)
 		goto out_err;
+
+	if (cb->cb_addr.ss_family == AF_INET6)
+		((struct sockaddr_in6 *) &cb->cb_addr)->sin6_scope_id = scopeid;
+
 	cb->cb_minorversion = 0;
 	cb->cb_prog = se->se_callback_prog;
 	cb->cb_ident = se->se_callback_ident;
 	return;
 out_err:
+	cb->cb_addr.ss_family = AF_UNSPEC;
+	cb->cb_addrlen = 0;
 	dprintk(KERN_INFO "NFSD: this client (clientid %08x/%08x) "
 		"will not receive delegations\n",
 		clp->cl_clientid.cl_boot, clp->cl_clientid.cl_id);
@@ -996,175 +1009,87 @@ out_err:
 	return;
 }
 
-void
-nfsd4_set_statp(struct svc_rqst *rqstp, __be32 *statp)
-{
-	struct nfsd4_compoundres *resp = rqstp->rq_resp;
-
-	resp->cstate.statp = statp;
-}
-
 /*
- * Dereference the result pages.
+ * Cache a reply. nfsd4_check_drc_limit() has bounded the cache size.
  */
-static void
-nfsd4_release_respages(struct page **respages, short resused)
+void
+nfsd4_store_cache_entry(struct nfsd4_compoundres *resp)
 {
-	int i;
+	struct nfsd4_slot *slot = resp->cstate.slot;
+	unsigned int base;
 
-	dprintk("--> %s\n", __func__);
-	for (i = 0; i < resused; i++) {
-		if (!respages[i])
-			continue;
-		put_page(respages[i]);
-		respages[i] = NULL;
-	}
-}
+	dprintk("--> %s slot %p\n", __func__, slot);
 
-static void
-nfsd4_copy_pages(struct page **topages, struct page **frompages, short count)
-{
-	int i;
+	slot->sl_opcnt = resp->opcnt;
+	slot->sl_status = resp->cstate.status;
 
-	for (i = 0; i < count; i++) {
-		topages[i] = frompages[i];
-		if (!topages[i])
-			continue;
-		get_page(topages[i]);
+	if (nfsd4_not_cached(resp)) {
+		slot->sl_datalen = 0;
+		return;
 	}
+	slot->sl_datalen = (char *)resp->p - (char *)resp->cstate.datap;
+	base = (char *)resp->cstate.datap -
+					(char *)resp->xbuf->head[0].iov_base;
+	if (read_bytes_from_xdr_buf(resp->xbuf, base, slot->sl_data,
+				    slot->sl_datalen))
+		WARN("%s: sessions DRC could not cache compound\n", __func__);
+	return;
 }
 
 /*
- * Cache the reply pages up to NFSD_PAGES_PER_SLOT + 1, clearing the previous
- * pages. We add a page to NFSD_PAGES_PER_SLOT for the case where the total
- * length of the XDR response is less than se_fmaxresp_cached
- * (NFSD_PAGES_PER_SLOT * PAGE_SIZE) but the xdr_buf pages is used for a
- * of the reply (e.g. readdir).
+ * Encode the replay sequence operation from the slot values.
+ * If cachethis is FALSE encode the uncached rep error on the next
+ * operation which sets resp->p and increments resp->opcnt for
+ * nfs4svc_encode_compoundres.
  *
- * Store the base and length of the rq_req.head[0] page
- * of the NFSv4.1 data, just past the rpc header.
  */
-void
-nfsd4_store_cache_entry(struct nfsd4_compoundres *resp)
+static __be32
+nfsd4_enc_sequence_replay(struct nfsd4_compoundargs *args,
+			  struct nfsd4_compoundres *resp)
 {
-	struct nfsd4_cache_entry *entry = &resp->cstate.slot->sl_cache_entry;
-	struct svc_rqst *rqstp = resp->rqstp;
-	struct nfsd4_compoundargs *args = rqstp->rq_argp;
-	struct nfsd4_op *op = &args->ops[resp->opcnt];
-	struct kvec *resv = &rqstp->rq_res.head[0];
-
-	dprintk("--> %s entry %p\n", __func__, entry);
-
-	/* Don't cache a failed OP_SEQUENCE. */
-	if (resp->opcnt == 1 && op->opnum == OP_SEQUENCE && resp->cstate.status)
-		return;
+	struct nfsd4_op *op;
+	struct nfsd4_slot *slot = resp->cstate.slot;
 
-	nfsd4_release_respages(entry->ce_respages, entry->ce_resused);
-	entry->ce_opcnt = resp->opcnt;
-	entry->ce_status = resp->cstate.status;
+	dprintk("--> %s resp->opcnt %d cachethis %u \n", __func__,
+		resp->opcnt, resp->cstate.slot->sl_cachethis);
 
-	/*
-	 * Don't need a page to cache just the sequence operation - the slot
-	 * does this for us!
-	 */
+	/* Encode the replayed sequence operation */
+	op = &args->ops[resp->opcnt - 1];
+	nfsd4_encode_operation(resp, op);
 
-	if (nfsd4_not_cached(resp)) {
-		entry->ce_resused = 0;
-		entry->ce_rpchdrlen = 0;
-		dprintk("%s Just cache SEQUENCE. ce_cachethis %d\n", __func__,
-			resp->cstate.slot->sl_cache_entry.ce_cachethis);
-		return;
-	}
-	entry->ce_resused = rqstp->rq_resused;
-	if (entry->ce_resused > NFSD_PAGES_PER_SLOT + 1)
-		entry->ce_resused = NFSD_PAGES_PER_SLOT + 1;
-	nfsd4_copy_pages(entry->ce_respages, rqstp->rq_respages,
-			 entry->ce_resused);
-	entry->ce_datav.iov_base = resp->cstate.statp;
-	entry->ce_datav.iov_len = resv->iov_len - ((char *)resp->cstate.statp -
-				(char *)page_address(rqstp->rq_respages[0]));
-	/* Current request rpc header length*/
-	entry->ce_rpchdrlen = (char *)resp->cstate.statp -
-				(char *)page_address(rqstp->rq_respages[0]);
-}
-
-/*
- * We keep the rpc header, but take the nfs reply from the replycache.
- */
-static int
-nfsd41_copy_replay_data(struct nfsd4_compoundres *resp,
-			struct nfsd4_cache_entry *entry)
-{
-	struct svc_rqst *rqstp = resp->rqstp;
-	struct kvec *resv = &resp->rqstp->rq_res.head[0];
-	int len;
-
-	/* Current request rpc header length*/
-	len = (char *)resp->cstate.statp -
-			(char *)page_address(rqstp->rq_respages[0]);
-	if (entry->ce_datav.iov_len + len > PAGE_SIZE) {
-		dprintk("%s v41 cached reply too large (%Zd).\n", __func__,
-			entry->ce_datav.iov_len);
-		return 0;
+	/* Return nfserr_retry_uncached_rep in next operation. */
+	if (args->opcnt > 1 && slot->sl_cachethis == 0) {
+		op = &args->ops[resp->opcnt++];
+		op->status = nfserr_retry_uncached_rep;
+		nfsd4_encode_operation(resp, op);
 	}
-	/* copy the cached reply nfsd data past the current rpc header */
-	memcpy((char *)resv->iov_base + len, entry->ce_datav.iov_base,
-		entry->ce_datav.iov_len);
-	resv->iov_len = len + entry->ce_datav.iov_len;
-	return 1;
+	return op->status;
 }
 
 /*
- * Keep the first page of the replay. Copy the NFSv4.1 data from the first
- * cached page.  Replace any futher replay pages from the cache.
+ * The sequence operation is not cached because we can use the slot and
+ * session values.
  */
 __be32
 nfsd4_replay_cache_entry(struct nfsd4_compoundres *resp,
 			 struct nfsd4_sequence *seq)
 {
-	struct nfsd4_cache_entry *entry = &resp->cstate.slot->sl_cache_entry;
+	struct nfsd4_slot *slot = resp->cstate.slot;
 	__be32 status;
 
-	dprintk("--> %s entry %p\n", __func__, entry);
-
-	/*
-	 * If this is just the sequence operation, we did not keep
-	 * a page in the cache entry because we can just use the
-	 * slot info stored in struct nfsd4_sequence that was checked
-	 * against the slot in nfsd4_sequence().
-	 *
-	 * This occurs when seq->cachethis is FALSE, or when the client
-	 * session inactivity timer fires and a solo sequence operation
-	 * is sent (lease renewal).
-	 */
-	if (seq && nfsd4_not_cached(resp)) {
-		seq->maxslots = resp->cstate.session->se_fchannel.maxreqs;
-		return nfs_ok;
-	}
-
-	if (!nfsd41_copy_replay_data(resp, entry)) {
-		/*
-		 * Not enough room to use the replay rpc header, send the
-		 * cached header. Release all the allocated result pages.
-		 */
-		svc_free_res_pages(resp->rqstp);
-		nfsd4_copy_pages(resp->rqstp->rq_respages, entry->ce_respages,
-			entry->ce_resused);
-	} else {
-		/* Release all but the first allocated result page */
+	dprintk("--> %s slot %p\n", __func__, slot);
 
-		resp->rqstp->rq_resused--;
-		svc_free_res_pages(resp->rqstp);
+	/* Either returns 0 or nfserr_retry_uncached */
+	status = nfsd4_enc_sequence_replay(resp->rqstp->rq_argp, resp);
+	if (status == nfserr_retry_uncached_rep)
+		return status;
 
-		nfsd4_copy_pages(&resp->rqstp->rq_respages[1],
-				 &entry->ce_respages[1],
-				 entry->ce_resused - 1);
-	}
+	/* The sequence operation has been encoded, cstate->datap set. */
+	memcpy(resp->cstate.datap, slot->sl_data, slot->sl_datalen);
 
-	resp->rqstp->rq_resused = entry->ce_resused;
-	resp->opcnt = entry->ce_opcnt;
-	resp->cstate.iovlen = entry->ce_datav.iov_len + entry->ce_rpchdrlen;
-	status = entry->ce_status;
+	resp->opcnt = slot->sl_opcnt;
+	resp->p = resp->cstate.datap + XDR_QUADLEN(slot->sl_datalen);
+	status = slot->sl_status;
 
 	return status;
 }
@@ -1194,13 +1119,15 @@ nfsd4_exchange_id(struct svc_rqst *rqstp,
 	int status;
 	unsigned int		strhashval;
 	char			dname[HEXDIR_LEN];
+	char			addr_str[INET6_ADDRSTRLEN];
 	nfs4_verifier		verf = exid->verifier;
-	u32			ip_addr = svc_addr_in(rqstp)->sin_addr.s_addr;
+	struct sockaddr		*sa = svc_addr(rqstp);
 
+	rpc_ntop(sa, addr_str, sizeof(addr_str));
 	dprintk("%s rqstp=%p exid=%p clname.len=%u clname.data=%p "
-		" ip_addr=%u flags %x, spa_how %d\n",
+		"ip_addr=%s flags %x, spa_how %d\n",
 		__func__, rqstp, exid, exid->clname.len, exid->clname.data,
-		ip_addr, exid->flags, exid->spa_how);
+		addr_str, exid->flags, exid->spa_how);
 
 	if (!check_name(exid->clname) || (exid->flags & ~EXCHGID4_FLAG_MASK_A))
 		return nfserr_inval;
@@ -1281,28 +1208,23 @@ nfsd4_exchange_id(struct svc_rqst *rqstp,
 
 out_new:
 	/* Normal case */
-	new = create_client(exid->clname, dname);
+	new = create_client(exid->clname, dname, rqstp, &verf);
 	if (new == NULL) {
-		status = nfserr_resource;
+		status = nfserr_serverfault;
 		goto out;
 	}
 
-	copy_verf(new, &verf);
-	copy_cred(&new->cl_cred, &rqstp->rq_cred);
-	new->cl_addr = ip_addr;
 	gen_clid(new);
-	gen_confirm(new);
 	add_to_unconfirmed(new, strhashval);
 out_copy:
 	exid->clientid.cl_boot = new->cl_clientid.cl_boot;
 	exid->clientid.cl_id = new->cl_clientid.cl_id;
 
-	new->cl_slot.sl_seqid = 0;
 	exid->seqid = 1;
 	nfsd4_set_ex_flags(new, exid);
 
 	dprintk("nfsd4_exchange_id seqid %d flags %x\n",
-		new->cl_slot.sl_seqid, new->cl_exchange_flags);
+		new->cl_cs_slot.sl_seqid, new->cl_exchange_flags);
 	status = nfs_ok;
 
 out:
@@ -1313,40 +1235,60 @@ error:
 }
 
 static int
-check_slot_seqid(u32 seqid, struct nfsd4_slot *slot)
+check_slot_seqid(u32 seqid, u32 slot_seqid, int slot_inuse)
 {
-	dprintk("%s enter. seqid %d slot->sl_seqid %d\n", __func__, seqid,
-		slot->sl_seqid);
+	dprintk("%s enter. seqid %d slot_seqid %d\n", __func__, seqid,
+		slot_seqid);
 
 	/* The slot is in use, and no response has been sent. */
-	if (slot->sl_inuse) {
-		if (seqid == slot->sl_seqid)
+	if (slot_inuse) {
+		if (seqid == slot_seqid)
 			return nfserr_jukebox;
 		else
 			return nfserr_seq_misordered;
 	}
 	/* Normal */
-	if (likely(seqid == slot->sl_seqid + 1))
+	if (likely(seqid == slot_seqid + 1))
 		return nfs_ok;
 	/* Replay */
-	if (seqid == slot->sl_seqid)
+	if (seqid == slot_seqid)
 		return nfserr_replay_cache;
 	/* Wraparound */
-	if (seqid == 1 && (slot->sl_seqid + 1) == 0)
+	if (seqid == 1 && (slot_seqid + 1) == 0)
 		return nfs_ok;
 	/* Misordered replay or misordered new request */
 	return nfserr_seq_misordered;
 }
 
+/*
+ * Cache the create session result into the create session single DRC
+ * slot cache by saving the xdr structure. sl_seqid has been set.
+ * Do this for solo or embedded create session operations.
+ */
+static void
+nfsd4_cache_create_session(struct nfsd4_create_session *cr_ses,
+			   struct nfsd4_clid_slot *slot, int nfserr)
+{
+	slot->sl_status = nfserr;
+	memcpy(&slot->sl_cr_ses, cr_ses, sizeof(*cr_ses));
+}
+
+static __be32
+nfsd4_replay_create_session(struct nfsd4_create_session *cr_ses,
+			    struct nfsd4_clid_slot *slot)
+{
+	memcpy(cr_ses, &slot->sl_cr_ses, sizeof(*cr_ses));
+	return slot->sl_status;
+}
+
 __be32
 nfsd4_create_session(struct svc_rqst *rqstp,
 		     struct nfsd4_compound_state *cstate,
 		     struct nfsd4_create_session *cr_ses)
 {
-	u32 ip_addr = svc_addr_in(rqstp)->sin_addr.s_addr;
-	struct nfsd4_compoundres *resp = rqstp->rq_resp;
+	struct sockaddr *sa = svc_addr(rqstp);
 	struct nfs4_client *conf, *unconf;
-	struct nfsd4_slot *slot = NULL;
+	struct nfsd4_clid_slot *cs_slot = NULL;
 	int status = 0;
 
 	nfs4_lock_state();
@@ -1354,40 +1296,38 @@ nfsd4_create_session(struct svc_rqst *rqstp,
 	conf = find_confirmed_client(&cr_ses->clientid);
 
 	if (conf) {
-		slot = &conf->cl_slot;
-		status = check_slot_seqid(cr_ses->seqid, slot);
+		cs_slot = &conf->cl_cs_slot;
+		status = check_slot_seqid(cr_ses->seqid, cs_slot->sl_seqid, 0);
 		if (status == nfserr_replay_cache) {
 			dprintk("Got a create_session replay! seqid= %d\n",
-				slot->sl_seqid);
-			cstate->slot = slot;
-			cstate->status = status;
+				cs_slot->sl_seqid);
 			/* Return the cached reply status */
-			status = nfsd4_replay_cache_entry(resp, NULL);
+			status = nfsd4_replay_create_session(cr_ses, cs_slot);
 			goto out;
-		} else if (cr_ses->seqid != conf->cl_slot.sl_seqid + 1) {
+		} else if (cr_ses->seqid != cs_slot->sl_seqid + 1) {
 			status = nfserr_seq_misordered;
 			dprintk("Sequence misordered!\n");
 			dprintk("Expected seqid= %d but got seqid= %d\n",
-				slot->sl_seqid, cr_ses->seqid);
+				cs_slot->sl_seqid, cr_ses->seqid);
 			goto out;
 		}
-		conf->cl_slot.sl_seqid++;
+		cs_slot->sl_seqid++;
 	} else if (unconf) {
 		if (!same_creds(&unconf->cl_cred, &rqstp->rq_cred) ||
-		    (ip_addr != unconf->cl_addr)) {
+		    !rpc_cmp_addr(sa, (struct sockaddr *) &unconf->cl_addr)) {
 			status = nfserr_clid_inuse;
 			goto out;
 		}
 
-		slot = &unconf->cl_slot;
-		status = check_slot_seqid(cr_ses->seqid, slot);
+		cs_slot = &unconf->cl_cs_slot;
+		status = check_slot_seqid(cr_ses->seqid, cs_slot->sl_seqid, 0);
 		if (status) {
 			/* an unconfirmed replay returns misordered */
 			status = nfserr_seq_misordered;
-			goto out;
+			goto out_cache;
 		}
 
-		slot->sl_seqid++; /* from 0 to 1 */
+		cs_slot->sl_seqid++; /* from 0 to 1 */
 		move_to_confirmed(unconf);
 
 		/*
@@ -1396,6 +1336,19 @@ nfsd4_create_session(struct svc_rqst *rqstp,
 		cr_ses->flags &= ~SESSION4_PERSIST;
 		cr_ses->flags &= ~SESSION4_RDMA;
 
+		if (cr_ses->flags & SESSION4_BACK_CHAN) {
+			unconf->cl_cb_xprt = rqstp->rq_xprt;
+			svc_xprt_get(unconf->cl_cb_xprt);
+			rpc_copy_addr(
+				(struct sockaddr *)&unconf->cl_cb_conn.cb_addr,
+				sa);
+			unconf->cl_cb_conn.cb_addrlen = svc_addr_len(sa);
+			unconf->cl_cb_conn.cb_minorversion =
+				cstate->minorversion;
+			unconf->cl_cb_conn.cb_prog = cr_ses->callback_prog;
+			unconf->cl_cb_seq_nr = 1;
+			nfsd4_probe_callback(unconf);
+		}
 		conf = unconf;
 	} else {
 		status = nfserr_stale_clientid;
@@ -1408,12 +1361,11 @@ nfsd4_create_session(struct svc_rqst *rqstp,
 
 	memcpy(cr_ses->sessionid.data, conf->cl_sessionid.data,
 	       NFS4_MAX_SESSIONID_LEN);
-	cr_ses->seqid = slot->sl_seqid;
+	cr_ses->seqid = cs_slot->sl_seqid;
 
-	slot->sl_inuse = true;
-	cstate->slot = slot;
-	/* Ensure a page is used for the cache */
-	slot->sl_cache_entry.ce_cachethis = 1;
+out_cache:
+	/* cache solo and embedded create sessions under the state lock */
+	nfsd4_cache_create_session(cr_ses, cs_slot, status);
 out:
 	nfs4_unlock_state();
 	dprintk("%s returns %d\n", __func__, ntohl(status));
@@ -1478,18 +1430,23 @@ nfsd4_sequence(struct svc_rqst *rqstp,
 	if (seq->slotid >= session->se_fchannel.maxreqs)
 		goto out;
 
-	slot = &session->se_slots[seq->slotid];
+	slot = session->se_slots[seq->slotid];
 	dprintk("%s: slotid %d\n", __func__, seq->slotid);
 
-	status = check_slot_seqid(seq->seqid, slot);
+	/* We do not negotiate the number of slots yet, so set the
+	 * maxslots to the session maxreqs which is used to encode
+	 * sr_highest_slotid and the sr_target_slot id to maxslots */
+	seq->maxslots = session->se_fchannel.maxreqs;
+
+	status = check_slot_seqid(seq->seqid, slot->sl_seqid, slot->sl_inuse);
 	if (status == nfserr_replay_cache) {
 		cstate->slot = slot;
 		cstate->session = session;
 		/* Return the cached reply status and set cstate->status
-		 * for nfsd4_svc_encode_compoundres processing */
+		 * for nfsd4_proc_compound processing */
 		status = nfsd4_replay_cache_entry(resp, seq);
 		cstate->status = nfserr_replay_cache;
-		goto replay_cache;
+		goto out;
 	}
 	if (status)
 		goto out;
@@ -1497,23 +1454,23 @@ nfsd4_sequence(struct svc_rqst *rqstp,
 	/* Success! bump slot seqid */
 	slot->sl_inuse = true;
 	slot->sl_seqid = seq->seqid;
-	slot->sl_cache_entry.ce_cachethis = seq->cachethis;
-	/* Always set the cache entry cachethis for solo sequence */
-	if (nfsd4_is_solo_sequence(resp))
-		slot->sl_cache_entry.ce_cachethis = 1;
+	slot->sl_cachethis = seq->cachethis;
 
 	cstate->slot = slot;
 	cstate->session = session;
 
-replay_cache:
-	/* Renew the clientid on success and on replay.
-	 * Hold a session reference until done processing the compound:
+	/* Hold a session reference until done processing the compound:
 	 * nfsd4_put_session called only if the cstate slot is set.
 	 */
-	renew_client(session->se_client);
 	nfsd4_get_session(session);
 out:
 	spin_unlock(&sessionid_lock);
+	/* Renew the clientid on success and on replay */
+	if (cstate->session) {
+		nfs4_lock_state();
+		renew_client(session->se_client);
+		nfs4_unlock_state();
+	}
 	dprintk("%s: return %d\n", __func__, ntohl(status));
 	return status;
 }
@@ -1522,7 +1479,7 @@ __be32
 nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		  struct nfsd4_setclientid *setclid)
 {
-	struct sockaddr_in	*sin = svc_addr_in(rqstp);
+	struct sockaddr		*sa = svc_addr(rqstp);
 	struct xdr_netobj 	clname = { 
 		.len = setclid->se_namelen,
 		.data = setclid->se_name,
@@ -1531,7 +1488,6 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 	unsigned int 		strhashval;
 	struct nfs4_client	*conf, *unconf, *new;
 	__be32 			status;
-	char			*princ;
 	char                    dname[HEXDIR_LEN];
 	
 	if (!check_name(clname))
@@ -1554,8 +1510,11 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		/* RFC 3530 14.2.33 CASE 0: */
 		status = nfserr_clid_inuse;
 		if (!same_creds(&conf->cl_cred, &rqstp->rq_cred)) {
-			dprintk("NFSD: setclientid: string in use by client"
-				" at %pI4\n", &conf->cl_addr);
+			char addr_str[INET6_ADDRSTRLEN];
+			rpc_ntop((struct sockaddr *) &conf->cl_addr, addr_str,
+				 sizeof(addr_str));
+			dprintk("NFSD: setclientid: string in use by client "
+				"at %s\n", addr_str);
 			goto out;
 		}
 	}
@@ -1573,7 +1532,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		 */
 		if (unconf)
 			expire_client(unconf);
-		new = create_client(clname, dname);
+		new = create_client(clname, dname, rqstp, &clverifier);
 		if (new == NULL)
 			goto out;
 		gen_clid(new);
@@ -1590,7 +1549,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 			 */
 			expire_client(unconf);
 		}
-		new = create_client(clname, dname);
+		new = create_client(clname, dname, rqstp, &clverifier);
 		if (new == NULL)
 			goto out;
 		copy_clid(new, conf);
@@ -1600,7 +1559,7 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		 * probable client reboot; state will be removed if
 		 * confirmed.
 		 */
-		new = create_client(clname, dname);
+		new = create_client(clname, dname, rqstp, &clverifier);
 		if (new == NULL)
 			goto out;
 		gen_clid(new);
@@ -1611,25 +1570,12 @@ nfsd4_setclientid(struct svc_rqst *rqstp, struct nfsd4_compound_state *cstate,
 		 * confirmed.
 		 */
 		expire_client(unconf);
-		new = create_client(clname, dname);
+		new = create_client(clname, dname, rqstp, &clverifier);
 		if (new == NULL)
 			goto out;
 		gen_clid(new);
 	}
-	copy_verf(new, &clverifier);
-	new->cl_addr = sin->sin_addr.s_addr;
-	new->cl_flavor = rqstp->rq_flavor;
-	princ = svc_gss_principal(rqstp);
-	if (princ) {
-		new->cl_principal = kstrdup(princ, GFP_KERNEL);
-		if (new->cl_principal == NULL) {
-			free_client(new);
-			goto out;
-		}
-	}
-	copy_cred(&new->cl_cred, &rqstp->rq_cred);
-	gen_confirm(new);
-	gen_callback(new, setclid);
+	gen_callback(new, setclid, rpc_get_scope_id(sa));
 	add_to_unconfirmed(new, strhashval);
 	setclid->se_clientid.cl_boot = new->cl_clientid.cl_boot;
 	setclid->se_clientid.cl_id = new->cl_clientid.cl_id;
@@ -1651,7 +1597,7 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
 			 struct nfsd4_compound_state *cstate,
 			 struct nfsd4_setclientid_confirm *setclientid_confirm)
 {
-	struct sockaddr_in *sin = svc_addr_in(rqstp);
+	struct sockaddr *sa = svc_addr(rqstp);
 	struct nfs4_client *conf, *unconf;
 	nfs4_verifier confirm = setclientid_confirm->sc_confirm; 
 	clientid_t * clid = &setclientid_confirm->sc_clientid;
@@ -1670,9 +1616,9 @@ nfsd4_setclientid_confirm(struct svc_rqst *rqstp,
 	unconf = find_unconfirmed_client(clid);
 
 	status = nfserr_clid_inuse;
-	if (conf && conf->cl_addr != sin->sin_addr.s_addr)
+	if (conf && !rpc_cmp_addr((struct sockaddr *) &conf->cl_addr, sa))
 		goto out;
-	if (unconf && unconf->cl_addr != sin->sin_addr.s_addr)
+	if (unconf && !rpc_cmp_addr((struct sockaddr *) &unconf->cl_addr, sa))
 		goto out;
 
 	/*
@@ -2163,7 +2109,7 @@ int nfsd_change_deleg_cb(struct file_lock **onlist, int arg)
 		return -EAGAIN;
 }
 
-static struct lock_manager_operations nfsd_lease_mng_ops = {
+static const struct lock_manager_operations nfsd_lease_mng_ops = {
 	.fl_break = nfsd_break_deleg_cb,
 	.fl_release_private = nfsd_release_deleg_cb,
 	.fl_copy_lock = nfsd_copy_lock_deleg_cb,
@@ -3368,7 +3314,7 @@ nfs4_transform_lock_offset(struct file_lock *lock)
 
 /* Hack!: For now, we're defining this just so we can use a pointer to it
  * as a unique cookie to identify our (NFSv4's) posix locks. */
-static struct lock_manager_operations nfsd_posix_mng_ops  = {
+static const struct lock_manager_operations nfsd_posix_mng_ops  = {
 };
 
 static inline void
@@ -4072,7 +4018,7 @@ set_max_delegations(void)
 
 /* initialization to perform when the nfsd service is started: */
 
-static void
+static int
 __nfs4_state_start(void)
 {
 	unsigned long grace_time;
@@ -4084,19 +4030,26 @@ __nfs4_state_start(void)
 	printk(KERN_INFO "NFSD: starting %ld-second grace period\n",
 	       grace_time/HZ);
 	laundry_wq = create_singlethread_workqueue("nfsd4");
+	if (laundry_wq == NULL)
+		return -ENOMEM;
 	queue_delayed_work(laundry_wq, &laundromat_work, grace_time);
 	set_max_delegations();
+	return set_callback_cred();
 }
 
-void
+int
 nfs4_state_start(void)
 {
+	int ret;
+
 	if (nfs4_init)
-		return;
+		return 0;
 	nfsd4_load_reboot_recovery_data();
-	__nfs4_state_start();
+	ret = __nfs4_state_start();
+	if (ret)
+		return ret;
 	nfs4_init = 1;
-	return;
+	return 0;
 }
 
 time_t
diff --git a/fs/nfsd/nfs4xdr.c b/fs/nfsd/nfs4xdr.c
index 2dcc7feaa6ff..0fbd50cee1f6 100644
--- a/fs/nfsd/nfs4xdr.c
+++ b/fs/nfsd/nfs4xdr.c
@@ -1599,7 +1599,8 @@ static __be32 nfsd4_encode_fs_location4(struct nfsd4_fs_location *location,
 static char *nfsd4_path(struct svc_rqst *rqstp, struct svc_export *exp, __be32 *stat)
 {
 	struct svc_fh tmp_fh;
-	char *path, *rootpath;
+	char *path = NULL, *rootpath;
+	size_t rootlen;
 
 	fh_init(&tmp_fh, NFS4_FHSIZE);
 	*stat = exp_pseudoroot(rqstp, &tmp_fh);
@@ -1609,14 +1610,18 @@ static char *nfsd4_path(struct svc_rqst *rqstp, struct svc_export *exp, __be32 *
 
 	path = exp->ex_pathname;
 
-	if (strncmp(path, rootpath, strlen(rootpath))) {
+	rootlen = strlen(rootpath);
+	if (strncmp(path, rootpath, rootlen)) {
 		dprintk("nfsd: fs_locations failed;"
 			"%s is not contained in %s\n", path, rootpath);
 		*stat = nfserr_notsupp;
-		return NULL;
+		path = NULL;
+		goto out;
 	}
-
-	return path + strlen(rootpath);
+	path += rootlen;
+out:
+	fh_put(&tmp_fh);
+	return path;
 }
 
 /*
@@ -1793,11 +1798,6 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
 				goto out_nfserr;
 		}
 	}
-	if (bmval0 & FATTR4_WORD0_FS_LOCATIONS) {
-		if (exp->ex_fslocs.locations == NULL) {
-			bmval0 &= ~FATTR4_WORD0_FS_LOCATIONS;
-		}
-	}
 	if ((buflen -= 16) < 0)
 		goto out_resource;
 
@@ -1825,8 +1825,6 @@ nfsd4_encode_fattr(struct svc_fh *fhp, struct svc_export *exp,
 			goto out_resource;
 		if (!aclsupport)
 			word0 &= ~FATTR4_WORD0_ACL;
-		if (!exp->ex_fslocs.locations)
-			word0 &= ~FATTR4_WORD0_FS_LOCATIONS;
 		if (!word2) {
 			WRITE32(2);
 			WRITE32(word0);
@@ -3064,6 +3062,7 @@ nfsd4_encode_sequence(struct nfsd4_compoundres *resp, int nfserr,
 	WRITE32(0);
 
 	ADJUST_ARGS();
+	resp->cstate.datap = p; /* DRC cache data pointer */
 	return 0;
 }
 
@@ -3166,7 +3165,7 @@ static int nfsd4_check_drc_limit(struct nfsd4_compoundres *resp)
 		return status;
 
 	session = resp->cstate.session;
-	if (session == NULL || slot->sl_cache_entry.ce_cachethis == 0)
+	if (session == NULL || slot->sl_cachethis == 0)
 		return status;
 
 	if (resp->opcnt >= args->opcnt)
@@ -3291,6 +3290,7 @@ nfs4svc_encode_compoundres(struct svc_rqst *rqstp, __be32 *p, struct nfsd4_compo
 	/*
 	 * All that remains is to write the tag and operation count...
 	 */
+	struct nfsd4_compound_state *cs = &resp->cstate;
 	struct kvec *iov;
 	p = resp->tagp;
 	*p++ = htonl(resp->taglen);
@@ -3304,17 +3304,11 @@ nfs4svc_encode_compoundres(struct svc_rqst *rqstp, __be32 *p, struct nfsd4_compo
 		iov = &rqstp->rq_res.head[0];
 	iov->iov_len = ((char*)resp->p) - (char*)iov->iov_base;
 	BUG_ON(iov->iov_len > PAGE_SIZE);
-	if (nfsd4_has_session(&resp->cstate)) {
-		if (resp->cstate.status == nfserr_replay_cache &&
-				!nfsd4_not_cached(resp)) {
-			iov->iov_len = resp->cstate.iovlen;
-		} else {
-			nfsd4_store_cache_entry(resp);
-			dprintk("%s: SET SLOT STATE TO AVAILABLE\n", __func__);
-			resp->cstate.slot->sl_inuse = 0;
-		}
-		if (resp->cstate.session)
-			nfsd4_put_session(resp->cstate.session);
+	if (nfsd4_has_session(cs) && cs->status != nfserr_replay_cache) {
+		nfsd4_store_cache_entry(resp);
+		dprintk("%s: SET SLOT STATE TO AVAILABLE\n", __func__);
+		resp->cstate.slot->sl_inuse = false;
+		nfsd4_put_session(resp->cstate.session);
 	}
 	return 1;
 }
diff --git a/fs/nfsd/nfsctl.c b/fs/nfsd/nfsctl.c
index 7e906c5b7671..5c01fc148ce8 100644
--- a/fs/nfsd/nfsctl.c
+++ b/fs/nfsd/nfsctl.c
@@ -174,12 +174,13 @@ static const struct file_operations exports_operations = {
 };
 
 extern int nfsd_pool_stats_open(struct inode *inode, struct file *file);
+extern int nfsd_pool_stats_release(struct inode *inode, struct file *file);
 
-static struct file_operations pool_stats_operations = {
+static const struct file_operations pool_stats_operations = {
 	.open		= nfsd_pool_stats_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
-	.release	= seq_release,
+	.release	= nfsd_pool_stats_release,
 	.owner		= THIS_MODULE,
 };
 
@@ -776,10 +777,7 @@ static ssize_t write_pool_threads(struct file *file, char *buf, size_t size)
 		size -= len;
 		mesg += len;
 	}
-
-	mutex_unlock(&nfsd_mutex);
-	return (mesg-buf);
-
+	rv = mesg - buf;
 out_free:
 	kfree(nthreads);
 	mutex_unlock(&nfsd_mutex);
diff --git a/fs/nfsd/nfsfh.c b/fs/nfsd/nfsfh.c
index 8847f3fbfc1e..01965b2f3a76 100644
--- a/fs/nfsd/nfsfh.c
+++ b/fs/nfsd/nfsfh.c
@@ -397,44 +397,51 @@ static inline void _fh_update_old(struct dentry *dentry,
 		fh->ofh_dirino = 0;
 }
 
-__be32
-fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,
-	   struct svc_fh *ref_fh)
+static bool is_root_export(struct svc_export *exp)
 {
-	/* ref_fh is a reference file handle.
-	 * if it is non-null and for the same filesystem, then we should compose
-	 * a filehandle which is of the same version, where possible.
-	 * Currently, that means that if ref_fh->fh_handle.fh_version == 0xca
-	 * Then create a 32byte filehandle using nfs_fhbase_old
-	 *
-	 */
+	return exp->ex_path.dentry == exp->ex_path.dentry->d_sb->s_root;
+}
 
-	u8 version;
-	u8 fsid_type = 0;
-	struct inode * inode = dentry->d_inode;
-	struct dentry *parent = dentry->d_parent;
-	__u32 *datap;
-	dev_t ex_dev = exp->ex_path.dentry->d_inode->i_sb->s_dev;
-	int root_export = (exp->ex_path.dentry == exp->ex_path.dentry->d_sb->s_root);
+static struct super_block *exp_sb(struct svc_export *exp)
+{
+	return exp->ex_path.dentry->d_inode->i_sb;
+}
 
-	dprintk("nfsd: fh_compose(exp %02x:%02x/%ld %s/%s, ino=%ld)\n",
-		MAJOR(ex_dev), MINOR(ex_dev),
-		(long) exp->ex_path.dentry->d_inode->i_ino,
-		parent->d_name.name, dentry->d_name.name,
-		(inode ? inode->i_ino : 0));
+static bool fsid_type_ok_for_exp(u8 fsid_type, struct svc_export *exp)
+{
+	switch (fsid_type) {
+	case FSID_DEV:
+		if (!old_valid_dev(exp_sb(exp)->s_dev))
+			return 0;
+		/* FALL THROUGH */
+	case FSID_MAJOR_MINOR:
+	case FSID_ENCODE_DEV:
+		return exp_sb(exp)->s_type->fs_flags & FS_REQUIRES_DEV;
+	case FSID_NUM:
+		return exp->ex_flags & NFSEXP_FSID;
+	case FSID_UUID8:
+	case FSID_UUID16:
+		if (!is_root_export(exp))
+			return 0;
+		/* fall through */
+	case FSID_UUID4_INUM:
+	case FSID_UUID16_INUM:
+		return exp->ex_uuid != NULL;
+	}
+	return 1;
+}
 
-	/* Choose filehandle version and fsid type based on
-	 * the reference filehandle (if it is in the same export)
-	 * or the export options.
-	 */
- retry:
+
+static void set_version_and_fsid_type(struct svc_fh *fhp, struct svc_export *exp, struct svc_fh *ref_fh)
+{
+	u8 version;
+	u8 fsid_type;
+retry:
 	version = 1;
 	if (ref_fh && ref_fh->fh_export == exp) {
 		version = ref_fh->fh_handle.fh_version;
 		fsid_type = ref_fh->fh_handle.fh_fsid_type;
 
-		if (ref_fh == fhp)
-			fh_put(ref_fh);
 		ref_fh = NULL;
 
 		switch (version) {
@@ -447,58 +454,66 @@ fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,
 			goto retry;
 		}
 
-		/* Need to check that this type works for this
-		 * export point.  As the fsid -> filesystem mapping
-		 * was guided by user-space, there is no guarantee
-		 * that the filesystem actually supports that fsid
-		 * type. If it doesn't we loop around again without
-		 * ref_fh set.
+		/*
+		 * As the fsid -> filesystem mapping was guided by
+		 * user-space, there is no guarantee that the filesystem
+		 * actually supports that fsid type. If it doesn't we
+		 * loop around again without ref_fh set.
 		 */
-		switch(fsid_type) {
-		case FSID_DEV:
-			if (!old_valid_dev(ex_dev))
-				goto retry;
-			/* FALL THROUGH */
-		case FSID_MAJOR_MINOR:
-		case FSID_ENCODE_DEV:
-			if (!(exp->ex_path.dentry->d_inode->i_sb->s_type->fs_flags
-			      & FS_REQUIRES_DEV))
-				goto retry;
-			break;
-		case FSID_NUM:
-			if (! (exp->ex_flags & NFSEXP_FSID))
-				goto retry;
-			break;
-		case FSID_UUID8:
-		case FSID_UUID16:
-			if (!root_export)
-				goto retry;
-			/* fall through */
-		case FSID_UUID4_INUM:
-		case FSID_UUID16_INUM:
-			if (exp->ex_uuid == NULL)
-				goto retry;
-			break;
-		}
+		if (!fsid_type_ok_for_exp(fsid_type, exp))
+			goto retry;
 	} else if (exp->ex_flags & NFSEXP_FSID) {
 		fsid_type = FSID_NUM;
 	} else if (exp->ex_uuid) {
 		if (fhp->fh_maxsize >= 64) {
-			if (root_export)
+			if (is_root_export(exp))
 				fsid_type = FSID_UUID16;
 			else
 				fsid_type = FSID_UUID16_INUM;
 		} else {
-			if (root_export)
+			if (is_root_export(exp))
 				fsid_type = FSID_UUID8;
 			else
 				fsid_type = FSID_UUID4_INUM;
 		}
-	} else if (!old_valid_dev(ex_dev))
+	} else if (!old_valid_dev(exp_sb(exp)->s_dev))
 		/* for newer device numbers, we must use a newer fsid format */
 		fsid_type = FSID_ENCODE_DEV;
 	else
 		fsid_type = FSID_DEV;
+	fhp->fh_handle.fh_version = version;
+	if (version)
+		fhp->fh_handle.fh_fsid_type = fsid_type;
+}
+
+__be32
+fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,
+	   struct svc_fh *ref_fh)
+{
+	/* ref_fh is a reference file handle.
+	 * if it is non-null and for the same filesystem, then we should compose
+	 * a filehandle which is of the same version, where possible.
+	 * Currently, that means that if ref_fh->fh_handle.fh_version == 0xca
+	 * Then create a 32byte filehandle using nfs_fhbase_old
+	 *
+	 */
+
+	struct inode * inode = dentry->d_inode;
+	struct dentry *parent = dentry->d_parent;
+	__u32 *datap;
+	dev_t ex_dev = exp_sb(exp)->s_dev;
+
+	dprintk("nfsd: fh_compose(exp %02x:%02x/%ld %s/%s, ino=%ld)\n",
+		MAJOR(ex_dev), MINOR(ex_dev),
+		(long) exp->ex_path.dentry->d_inode->i_ino,
+		parent->d_name.name, dentry->d_name.name,
+		(inode ? inode->i_ino : 0));
+
+	/* Choose filehandle version and fsid type based on
+	 * the reference filehandle (if it is in the same export)
+	 * or the export options.
+	 */
+	 set_version_and_fsid_type(fhp, exp, ref_fh);
 
 	if (ref_fh == fhp)
 		fh_put(ref_fh);
@@ -516,7 +531,7 @@ fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,
 	fhp->fh_export = exp;
 	cache_get(&exp->h);
 
-	if (version == 0xca) {
+	if (fhp->fh_handle.fh_version == 0xca) {
 		/* old style filehandle please */
 		memset(&fhp->fh_handle.fh_base, 0, NFS_FHSIZE);
 		fhp->fh_handle.fh_size = NFS_FHSIZE;
@@ -530,22 +545,22 @@ fh_compose(struct svc_fh *fhp, struct svc_export *exp, struct dentry *dentry,
 			_fh_update_old(dentry, exp, &fhp->fh_handle);
 	} else {
 		int len;
-		fhp->fh_handle.fh_version = 1;
 		fhp->fh_handle.fh_auth_type = 0;
 		datap = fhp->fh_handle.fh_auth+0;
-		fhp->fh_handle.fh_fsid_type = fsid_type;
-		mk_fsid(fsid_type, datap, ex_dev,
+		mk_fsid(fhp->fh_handle.fh_fsid_type, datap, ex_dev,
 			exp->ex_path.dentry->d_inode->i_ino,
 			exp->ex_fsid, exp->ex_uuid);
 
-		len = key_len(fsid_type);
+		len = key_len(fhp->fh_handle.fh_fsid_type);
 		datap += len/4;
 		fhp->fh_handle.fh_size = 4 + len;
 
 		if (inode)
 			_fh_update(fhp, exp, dentry);
-		if (fhp->fh_handle.fh_fileid_type == 255)
+		if (fhp->fh_handle.fh_fileid_type == 255) {
+			fh_put(fhp);
 			return nfserr_opnotsupp;
+		}
 	}
 
 	return 0;
@@ -639,8 +654,7 @@ enum fsid_source fsid_source(struct svc_fh *fhp)
 	case FSID_DEV:
 	case FSID_ENCODE_DEV:
 	case FSID_MAJOR_MINOR:
-		if (fhp->fh_export->ex_path.dentry->d_inode->i_sb->s_type->fs_flags
-		    & FS_REQUIRES_DEV)
+		if (exp_sb(fhp->fh_export)->s_type->fs_flags & FS_REQUIRES_DEV)
 			return FSIDSOURCE_DEV;
 		break;
 	case FSID_NUM:
diff --git a/fs/nfsd/nfssvc.c b/fs/nfsd/nfssvc.c
index 24d58adfe5fd..67ea83eedd43 100644
--- a/fs/nfsd/nfssvc.c
+++ b/fs/nfsd/nfssvc.c
@@ -34,6 +34,7 @@
 #include <linux/nfsd/syscall.h>
 #include <linux/lockd/bind.h>
 #include <linux/nfsacl.h>
+#include <linux/seq_file.h>
 
 #define NFSDDBG_FACILITY	NFSDDBG_SVC
 
@@ -66,6 +67,16 @@ struct timeval			nfssvc_boot;
 DEFINE_MUTEX(nfsd_mutex);
 struct svc_serv 		*nfsd_serv;
 
+/*
+ * nfsd_drc_lock protects nfsd_drc_max_pages and nfsd_drc_pages_used.
+ * nfsd_drc_max_pages limits the total amount of memory available for
+ * version 4.1 DRC caches.
+ * nfsd_drc_pages_used tracks the current version 4.1 DRC memory usage.
+ */
+spinlock_t	nfsd_drc_lock;
+unsigned int	nfsd_drc_max_mem;
+unsigned int	nfsd_drc_mem_used;
+
 #if defined(CONFIG_NFSD_V2_ACL) || defined(CONFIG_NFSD_V3_ACL)
 static struct svc_stat	nfsd_acl_svcstats;
 static struct svc_version *	nfsd_acl_version[] = {
@@ -235,13 +246,12 @@ void nfsd_reset_versions(void)
  */
 static void set_max_drc(void)
 {
-	/* The percent of nr_free_buffer_pages used by the V4.1 server DRC */
-	#define NFSD_DRC_SIZE_SHIFT	7
-	nfsd_serv->sv_drc_max_pages = nr_free_buffer_pages()
-						>> NFSD_DRC_SIZE_SHIFT;
-	nfsd_serv->sv_drc_pages_used = 0;
-	dprintk("%s svc_drc_max_pages %u\n", __func__,
-		nfsd_serv->sv_drc_max_pages);
+	#define NFSD_DRC_SIZE_SHIFT	10
+	nfsd_drc_max_mem = (nr_free_buffer_pages()
+					>> NFSD_DRC_SIZE_SHIFT) * PAGE_SIZE;
+	nfsd_drc_mem_used = 0;
+	spin_lock_init(&nfsd_drc_lock);
+	dprintk("%s nfsd_drc_max_mem %u \n", __func__, nfsd_drc_max_mem);
 }
 
 int nfsd_create_serv(void)
@@ -401,7 +411,9 @@ nfsd_svc(unsigned short port, int nrservs)
 	error =	nfsd_racache_init(2*nrservs);
 	if (error<0)
 		goto out;
-	nfs4_state_start();
+	error = nfs4_state_start();
+	if (error)
+		goto out;
 
 	nfsd_reset_versions();
 
@@ -569,10 +581,6 @@ nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp)
 		+ rqstp->rq_res.head[0].iov_len;
 	rqstp->rq_res.head[0].iov_len += sizeof(__be32);
 
-	/* NFSv4.1 DRC requires statp */
-	if (rqstp->rq_vers == 4)
-		nfsd4_set_statp(rqstp, statp);
-
 	/* Now call the procedure handler, and encode NFS status. */
 	nfserr = proc->pc_func(rqstp, rqstp->rq_argp, rqstp->rq_resp);
 	nfserr = map_new_errors(rqstp->rq_vers, nfserr);
@@ -607,7 +615,25 @@ nfsd_dispatch(struct svc_rqst *rqstp, __be32 *statp)
 
 int nfsd_pool_stats_open(struct inode *inode, struct file *file)
 {
-	if (nfsd_serv == NULL)
+	int ret;
+	mutex_lock(&nfsd_mutex);
+	if (nfsd_serv == NULL) {
+		mutex_unlock(&nfsd_mutex);
 		return -ENODEV;
-	return svc_pool_stats_open(nfsd_serv, file);
+	}
+	/* bump up the psudo refcount while traversing */
+	svc_get(nfsd_serv);
+	ret = svc_pool_stats_open(nfsd_serv, file);
+	mutex_unlock(&nfsd_mutex);
+	return ret;
+}
+
+int nfsd_pool_stats_release(struct inode *inode, struct file *file)
+{
+	int ret = seq_release(inode, file);
+	mutex_lock(&nfsd_mutex);
+	/* this function really, really should have been called svc_put() */
+	svc_destroy(nfsd_serv);
+	mutex_unlock(&nfsd_mutex);
+	return ret;
 }
diff --git a/fs/nfsd/vfs.c b/fs/nfsd/vfs.c
index 8fa09bfbcba7..a293f0273263 100644
--- a/fs/nfsd/vfs.c
+++ b/fs/nfsd/vfs.c
@@ -89,6 +89,12 @@ struct raparm_hbucket {
 #define RAPARM_HASH_MASK	(RAPARM_HASH_SIZE-1)
 static struct raparm_hbucket	raparm_hash[RAPARM_HASH_SIZE];
 
+static inline int
+nfsd_v4client(struct svc_rqst *rq)
+{
+    return rq->rq_prog == NFS_PROGRAM && rq->rq_vers == 4;
+}
+
 /* 
  * Called from nfsd_lookup and encode_dirent. Check if we have crossed 
  * a mount point.
@@ -115,7 +121,8 @@ nfsd_cross_mnt(struct svc_rqst *rqstp, struct dentry **dpp,
 		path_put(&path);
 		goto out;
 	}
-	if ((exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2)) {
+	if (nfsd_v4client(rqstp) ||
+		(exp->ex_flags & NFSEXP_CROSSMOUNT) || EX_NOHIDE(exp2)) {
 		/* successfully crossed mount point */
 		/*
 		 * This is subtle: path.dentry is *not* on path.mnt
diff --git a/fs/nilfs2/btnode.c b/fs/nilfs2/btnode.c
index c668bca579c1..84c25382f8e3 100644
--- a/fs/nilfs2/btnode.c
+++ b/fs/nilfs2/btnode.c
@@ -36,6 +36,7 @@
 
 void nilfs_btnode_cache_init_once(struct address_space *btnc)
 {
+	memset(btnc, 0, sizeof(*btnc));
 	INIT_RADIX_TREE(&btnc->page_tree, GFP_ATOMIC);
 	spin_lock_init(&btnc->tree_lock);
 	INIT_LIST_HEAD(&btnc->private_list);
@@ -46,7 +47,7 @@ void nilfs_btnode_cache_init_once(struct address_space *btnc)
 	INIT_LIST_HEAD(&btnc->i_mmap_nonlinear);
 }
 
-static struct address_space_operations def_btnode_aops = {
+static const struct address_space_operations def_btnode_aops = {
 	.sync_page		= block_sync_page,
 };
 
@@ -86,6 +87,7 @@ int nilfs_btnode_submit_block(struct address_space *btnc, __u64 blocknr,
 			brelse(bh);
 			BUG();
 		}
+		memset(bh->b_data, 0, 1 << inode->i_blkbits);
 		bh->b_bdev = NILFS_I_NILFS(inode)->ns_bdev;
 		bh->b_blocknr = blocknr;
 		set_buffer_mapped(bh);
@@ -275,8 +277,7 @@ void nilfs_btnode_commit_change_key(struct address_space *btnc,
 				       "invalid oldkey %lld (newkey=%lld)",
 				       (unsigned long long)oldkey,
 				       (unsigned long long)newkey);
-		if (!test_set_buffer_dirty(obh) && TestSetPageDirty(opage))
-			BUG();
+		nilfs_btnode_mark_dirty(obh);
 
 		spin_lock_irq(&btnc->tree_lock);
 		radix_tree_delete(&btnc->page_tree, oldkey);
diff --git a/fs/nilfs2/cpfile.c b/fs/nilfs2/cpfile.c
index 1c6cfb59128d..3f5d5d06f53c 100644
--- a/fs/nilfs2/cpfile.c
+++ b/fs/nilfs2/cpfile.c
@@ -871,7 +871,6 @@ int nilfs_cpfile_change_cpmode(struct inode *cpfile, __u64 cno, int mode)
 		 * exclusive with a new mount job.  Though it doesn't cover
 		 * umount, it's enough for the purpose.
 		 */
-		mutex_lock(&nilfs->ns_mount_mutex);
 		if (nilfs_checkpoint_is_mounted(nilfs, cno, 1)) {
 			/* Current implementation does not have to protect
 			   plain read-only mounts since they are exclusive
@@ -880,7 +879,6 @@ int nilfs_cpfile_change_cpmode(struct inode *cpfile, __u64 cno, int mode)
 			ret = -EBUSY;
 		} else
 			ret = nilfs_cpfile_clear_snapshot(cpfile, cno);
-		mutex_unlock(&nilfs->ns_mount_mutex);
 		return ret;
 	case NILFS_SNAPSHOT:
 		return nilfs_cpfile_set_snapshot(cpfile, cno);
diff --git a/fs/nilfs2/dir.c b/fs/nilfs2/dir.c
index 1a4fa04cf071..e097099bfc8f 100644
--- a/fs/nilfs2/dir.c
+++ b/fs/nilfs2/dir.c
@@ -697,7 +697,7 @@ not_empty:
 	return 0;
 }
 
-struct file_operations nilfs_dir_operations = {
+const struct file_operations nilfs_dir_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= generic_read_dir,
 	.readdir	= nilfs_readdir,
diff --git a/fs/nilfs2/file.c b/fs/nilfs2/file.c
index 6bd84a0d8238..30292df443ce 100644
--- a/fs/nilfs2/file.c
+++ b/fs/nilfs2/file.c
@@ -117,7 +117,7 @@ static int nilfs_page_mkwrite(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-struct vm_operations_struct nilfs_file_vm_ops = {
+static const struct vm_operations_struct nilfs_file_vm_ops = {
 	.fault		= filemap_fault,
 	.page_mkwrite	= nilfs_page_mkwrite,
 };
@@ -134,7 +134,7 @@ static int nilfs_file_mmap(struct file *file, struct vm_area_struct *vma)
  * We have mostly NULL's here: the current defaults are ok for
  * the nilfs filesystem.
  */
-struct file_operations nilfs_file_operations = {
+const struct file_operations nilfs_file_operations = {
 	.llseek		= generic_file_llseek,
 	.read		= do_sync_read,
 	.write		= do_sync_write,
@@ -151,7 +151,7 @@ struct file_operations nilfs_file_operations = {
 	.splice_read	= generic_file_splice_read,
 };
 
-struct inode_operations nilfs_file_inode_operations = {
+const struct inode_operations nilfs_file_inode_operations = {
 	.truncate	= nilfs_truncate,
 	.setattr	= nilfs_setattr,
 	.permission     = nilfs_permission,
diff --git a/fs/nilfs2/gcinode.c b/fs/nilfs2/gcinode.c
index 1b3c2bb20da9..e6de0a27ab5d 100644
--- a/fs/nilfs2/gcinode.c
+++ b/fs/nilfs2/gcinode.c
@@ -52,7 +52,7 @@
 #include "dat.h"
 #include "ifile.h"
 
-static struct address_space_operations def_gcinode_aops = {
+static const struct address_space_operations def_gcinode_aops = {
 	.sync_page		= block_sync_page,
 };
 
diff --git a/fs/nilfs2/inode.c b/fs/nilfs2/inode.c
index 807e584b163d..2a0a5a3ac134 100644
--- a/fs/nilfs2/inode.c
+++ b/fs/nilfs2/inode.c
@@ -238,7 +238,7 @@ nilfs_direct_IO(int rw, struct kiocb *iocb, const struct iovec *iov,
 	return size;
 }
 
-struct address_space_operations nilfs_aops = {
+const struct address_space_operations nilfs_aops = {
 	.writepage		= nilfs_writepage,
 	.readpage		= nilfs_readpage,
 	.sync_page		= block_sync_page,
@@ -400,6 +400,7 @@ int nilfs_read_inode_common(struct inode *inode,
 	ii->i_dir_acl = S_ISREG(inode->i_mode) ?
 		0 : le32_to_cpu(raw_inode->i_dir_acl);
 #endif
+	ii->i_dir_start_lookup = 0;
 	ii->i_cno = 0;
 	inode->i_generation = le32_to_cpu(raw_inode->i_generation);
 
@@ -663,7 +664,6 @@ int nilfs_load_inode_block(struct nilfs_sb_info *sbi, struct inode *inode,
 	int err;
 
 	spin_lock(&sbi->s_inode_lock);
-	/* Caller of this function MUST lock s_inode_lock */
 	if (ii->i_bh == NULL) {
 		spin_unlock(&sbi->s_inode_lock);
 		err = nilfs_ifile_get_inode_block(sbi->s_ifile, inode->i_ino,
diff --git a/fs/nilfs2/ioctl.c b/fs/nilfs2/ioctl.c
index 6572ea4bc4df..f6af76042d80 100644
--- a/fs/nilfs2/ioctl.c
+++ b/fs/nilfs2/ioctl.c
@@ -99,7 +99,8 @@ static int nilfs_ioctl_wrap_copy(struct the_nilfs *nilfs,
 static int nilfs_ioctl_change_cpmode(struct inode *inode, struct file *filp,
 				     unsigned int cmd, void __user *argp)
 {
-	struct inode *cpfile = NILFS_SB(inode->i_sb)->s_nilfs->ns_cpfile;
+	struct the_nilfs *nilfs = NILFS_SB(inode->i_sb)->s_nilfs;
+	struct inode *cpfile = nilfs->ns_cpfile;
 	struct nilfs_transaction_info ti;
 	struct nilfs_cpmode cpmode;
 	int ret;
@@ -109,14 +110,17 @@ static int nilfs_ioctl_change_cpmode(struct inode *inode, struct file *filp,
 	if (copy_from_user(&cpmode, argp, sizeof(cpmode)))
 		return -EFAULT;
 
+	mutex_lock(&nilfs->ns_mount_mutex);
 	nilfs_transaction_begin(inode->i_sb, &ti, 0);
 	ret = nilfs_cpfile_change_cpmode(
 		cpfile, cpmode.cm_cno, cpmode.cm_mode);
 	if (unlikely(ret < 0)) {
 		nilfs_transaction_abort(inode->i_sb);
+		mutex_unlock(&nilfs->ns_mount_mutex);
 		return ret;
 	}
 	nilfs_transaction_commit(inode->i_sb); /* never fails */
+	mutex_unlock(&nilfs->ns_mount_mutex);
 	return ret;
 }
 
@@ -297,7 +301,18 @@ static int nilfs_ioctl_move_inode_block(struct inode *inode,
 			       (unsigned long long)vdesc->vd_vblocknr);
 		return ret;
 	}
-	bh->b_private = vdesc;
+	if (unlikely(!list_empty(&bh->b_assoc_buffers))) {
+		printk(KERN_CRIT "%s: conflicting %s buffer: ino=%llu, "
+		       "cno=%llu, offset=%llu, blocknr=%llu, vblocknr=%llu\n",
+		       __func__, vdesc->vd_flags ? "node" : "data",
+		       (unsigned long long)vdesc->vd_ino,
+		       (unsigned long long)vdesc->vd_cno,
+		       (unsigned long long)vdesc->vd_offset,
+		       (unsigned long long)vdesc->vd_blocknr,
+		       (unsigned long long)vdesc->vd_vblocknr);
+		brelse(bh);
+		return -EEXIST;
+	}
 	list_add_tail(&bh->b_assoc_buffers, buffers);
 	return 0;
 }
@@ -335,24 +350,10 @@ static int nilfs_ioctl_move_blocks(struct the_nilfs *nilfs,
 	list_for_each_entry_safe(bh, n, &buffers, b_assoc_buffers) {
 		ret = nilfs_gccache_wait_and_mark_dirty(bh);
 		if (unlikely(ret < 0)) {
-			if (ret == -EEXIST) {
-				vdesc = bh->b_private;
-				printk(KERN_CRIT
-				       "%s: conflicting %s buffer: "
-				       "ino=%llu, cno=%llu, offset=%llu, "
-				       "blocknr=%llu, vblocknr=%llu\n",
-				       __func__,
-				       vdesc->vd_flags ? "node" : "data",
-				       (unsigned long long)vdesc->vd_ino,
-				       (unsigned long long)vdesc->vd_cno,
-				       (unsigned long long)vdesc->vd_offset,
-				       (unsigned long long)vdesc->vd_blocknr,
-				       (unsigned long long)vdesc->vd_vblocknr);
-			}
+			WARN_ON(ret == -EEXIST);
 			goto failed;
 		}
 		list_del_init(&bh->b_assoc_buffers);
-		bh->b_private = NULL;
 		brelse(bh);
 	}
 	return nmembs;
@@ -360,7 +361,6 @@ static int nilfs_ioctl_move_blocks(struct the_nilfs *nilfs,
  failed:
 	list_for_each_entry_safe(bh, n, &buffers, b_assoc_buffers) {
 		list_del_init(&bh->b_assoc_buffers);
-		bh->b_private = NULL;
 		brelse(bh);
 	}
 	return ret;
@@ -471,7 +471,6 @@ int nilfs_ioctl_prepare_clean_segments(struct the_nilfs *nilfs,
 	return 0;
 
  failed:
-	nilfs_remove_all_gcinode(nilfs);
 	printk(KERN_ERR "NILFS: GC failed during preparation: %s: err=%d\n",
 	       msg, ret);
 	return ret;
@@ -560,6 +559,8 @@ static int nilfs_ioctl_clean_segments(struct inode *inode, struct file *filp,
 	else
 		ret = nilfs_clean_segments(inode->i_sb, argv, kbufs);
 
+	if (ret < 0)
+		nilfs_remove_all_gcinode(nilfs);
 	clear_nilfs_gc_running(nilfs);
 
  out_free:
diff --git a/fs/nilfs2/mdt.c b/fs/nilfs2/mdt.c
index 156bf6091a96..f6326112d647 100644
--- a/fs/nilfs2/mdt.c
+++ b/fs/nilfs2/mdt.c
@@ -427,13 +427,13 @@ nilfs_mdt_write_page(struct page *page, struct writeback_control *wbc)
 }
 
 
-static struct address_space_operations def_mdt_aops = {
+static const struct address_space_operations def_mdt_aops = {
 	.writepage		= nilfs_mdt_write_page,
 	.sync_page		= block_sync_page,
 };
 
-static struct inode_operations def_mdt_iops;
-static struct file_operations def_mdt_fops;
+static const struct inode_operations def_mdt_iops;
+static const struct file_operations def_mdt_fops;
 
 /*
  * NILFS2 uses pseudo inodes for meta data files such as DAT, cpfile, sufile,
diff --git a/fs/nilfs2/namei.c b/fs/nilfs2/namei.c
index df70dadb336f..ed02e886fa79 100644
--- a/fs/nilfs2/namei.c
+++ b/fs/nilfs2/namei.c
@@ -448,7 +448,7 @@ out:
 	return err;
 }
 
-struct inode_operations nilfs_dir_inode_operations = {
+const struct inode_operations nilfs_dir_inode_operations = {
 	.create		= nilfs_create,
 	.lookup		= nilfs_lookup,
 	.link		= nilfs_link,
@@ -462,12 +462,12 @@ struct inode_operations nilfs_dir_inode_operations = {
 	.permission	= nilfs_permission,
 };
 
-struct inode_operations nilfs_special_inode_operations = {
+const struct inode_operations nilfs_special_inode_operations = {
 	.setattr	= nilfs_setattr,
 	.permission	= nilfs_permission,
 };
 
-struct inode_operations nilfs_symlink_inode_operations = {
+const struct inode_operations nilfs_symlink_inode_operations = {
 	.readlink	= generic_readlink,
 	.follow_link	= page_follow_link_light,
 	.put_link	= page_put_link,
diff --git a/fs/nilfs2/nilfs.h b/fs/nilfs2/nilfs.h
index 724c63766e82..4da6f67e9a91 100644
--- a/fs/nilfs2/nilfs.h
+++ b/fs/nilfs2/nilfs.h
@@ -294,13 +294,13 @@ void nilfs_clear_gcdat_inode(struct the_nilfs *);
 /*
  * Inodes and files operations
  */
-extern struct file_operations nilfs_dir_operations;
-extern struct inode_operations nilfs_file_inode_operations;
-extern struct file_operations nilfs_file_operations;
-extern struct address_space_operations nilfs_aops;
-extern struct inode_operations nilfs_dir_inode_operations;
-extern struct inode_operations nilfs_special_inode_operations;
-extern struct inode_operations nilfs_symlink_inode_operations;
+extern const struct file_operations nilfs_dir_operations;
+extern const struct inode_operations nilfs_file_inode_operations;
+extern const struct file_operations nilfs_file_operations;
+extern const struct address_space_operations nilfs_aops;
+extern const struct inode_operations nilfs_dir_inode_operations;
+extern const struct inode_operations nilfs_special_inode_operations;
+extern const struct inode_operations nilfs_symlink_inode_operations;
 
 /*
  * filesystem type
diff --git a/fs/nilfs2/segment.c b/fs/nilfs2/segment.c
index 683df89dbae5..6eff66a070d5 100644
--- a/fs/nilfs2/segment.c
+++ b/fs/nilfs2/segment.c
@@ -2468,17 +2468,22 @@ static void nilfs_segctor_notify(struct nilfs_sc_info *sci,
 	/* Clear requests (even when the construction failed) */
 	spin_lock(&sci->sc_state_lock);
 
-	sci->sc_state &= ~NILFS_SEGCTOR_COMMIT;
-
 	if (req->mode == SC_LSEG_SR) {
+		sci->sc_state &= ~NILFS_SEGCTOR_COMMIT;
 		sci->sc_seq_done = req->seq_accepted;
 		nilfs_segctor_wakeup(sci, req->sc_err ? : req->sb_err);
 		sci->sc_flush_request = 0;
-	} else if (req->mode == SC_FLUSH_FILE)
-		sci->sc_flush_request &= ~FLUSH_FILE_BIT;
-	else if (req->mode == SC_FLUSH_DAT)
-		sci->sc_flush_request &= ~FLUSH_DAT_BIT;
+	} else {
+		if (req->mode == SC_FLUSH_FILE)
+			sci->sc_flush_request &= ~FLUSH_FILE_BIT;
+		else if (req->mode == SC_FLUSH_DAT)
+			sci->sc_flush_request &= ~FLUSH_DAT_BIT;
 
+		/* re-enable timer if checkpoint creation was not done */
+		if (sci->sc_timer && (sci->sc_state & NILFS_SEGCTOR_COMMIT) &&
+		    time_before(jiffies, sci->sc_timer->expires))
+			add_timer(sci->sc_timer);
+	}
 	spin_unlock(&sci->sc_state_lock);
 }
 
diff --git a/fs/nilfs2/super.c b/fs/nilfs2/super.c
index 55f3d6b60732..644e66727dd0 100644
--- a/fs/nilfs2/super.c
+++ b/fs/nilfs2/super.c
@@ -504,7 +504,7 @@ static int nilfs_show_options(struct seq_file *seq, struct vfsmount *vfs)
 	return 0;
 }
 
-static struct super_operations nilfs_sops = {
+static const struct super_operations nilfs_sops = {
 	.alloc_inode    = nilfs_alloc_inode,
 	.destroy_inode  = nilfs_destroy_inode,
 	.dirty_inode    = nilfs_dirty_inode,
@@ -560,7 +560,7 @@ nilfs_fh_to_parent(struct super_block *sb, struct fid *fid, int fh_len,
 				    nilfs_nfs_get_inode);
 }
 
-static struct export_operations nilfs_export_ops = {
+static const struct export_operations nilfs_export_ops = {
 	.fh_to_dentry = nilfs_fh_to_dentry,
 	.fh_to_parent = nilfs_fh_to_parent,
 	.get_parent = nilfs_get_parent,
diff --git a/fs/nls/nls_base.c b/fs/nls/nls_base.c
index 477d37d83b31..44a88a9fa2c8 100644
--- a/fs/nls/nls_base.c
+++ b/fs/nls/nls_base.c
@@ -124,10 +124,10 @@ int utf8s_to_utf16s(const u8 *s, int len, wchar_t *pwcs)
 	while (*s && len > 0) {
 		if (*s & 0x80) {
 			size = utf8_to_utf32(s, len, &u);
-			if (size < 0) {
-				/* Ignore character and move on */
-				size = 1;
-			} else if (u >= PLANE_SIZE) {
+			if (size < 0)
+				return -EINVAL;
+
+			if (u >= PLANE_SIZE) {
 				u -= PLANE_SIZE;
 				*op++ = (wchar_t) (SURROGATE_PAIR |
 						((u >> 10) & SURROGATE_BITS));
@@ -270,7 +270,8 @@ struct nls_table *load_nls(char *charset)
 
 void unload_nls(struct nls_table *nls)
 {
-	module_put(nls->owner);
+	if (nls)
+		module_put(nls->owner);
 }
 
 static const wchar_t charset2uni[256] = {
diff --git a/fs/notify/dnotify/dnotify.c b/fs/notify/dnotify/dnotify.c
index 828a889be909..7e54e52964dd 100644
--- a/fs/notify/dnotify/dnotify.c
+++ b/fs/notify/dnotify/dnotify.c
@@ -91,6 +91,7 @@ static int dnotify_handle_event(struct fsnotify_group *group,
 	struct dnotify_struct *dn;
 	struct dnotify_struct **prev;
 	struct fown_struct *fown;
+	__u32 test_mask = event->mask & ~FS_EVENT_ON_CHILD;
 
 	to_tell = event->to_tell;
 
@@ -106,7 +107,7 @@ static int dnotify_handle_event(struct fsnotify_group *group,
 	spin_lock(&entry->lock);
 	prev = &dnentry->dn;
 	while ((dn = *prev) != NULL) {
-		if ((dn->dn_mask & event->mask) == 0) {
+		if ((dn->dn_mask & test_mask) == 0) {
 			prev = &dn->dn_next;
 			continue;
 		}
diff --git a/fs/notify/inode_mark.c b/fs/notify/inode_mark.c
index c8a07c65482b..3165d85aada2 100644
--- a/fs/notify/inode_mark.c
+++ b/fs/notify/inode_mark.c
@@ -324,11 +324,11 @@ int fsnotify_add_mark(struct fsnotify_mark_entry *entry,
 	spin_lock(&group->mark_lock);
 	spin_lock(&inode->i_lock);
 
-	entry->group = group;
-	entry->inode = inode;
-
 	lentry = fsnotify_find_mark_entry(group, inode);
 	if (!lentry) {
+		entry->group = group;
+		entry->inode = inode;
+
 		hlist_add_head(&entry->i_list, &inode->i_fsnotify_mark_entries);
 		list_add(&entry->g_list, &group->mark_entries);
 
diff --git a/fs/notify/notification.c b/fs/notify/notification.c
index 3816d5750dd5..b8bf53b4c108 100644
--- a/fs/notify/notification.c
+++ b/fs/notify/notification.c
@@ -143,7 +143,7 @@ static bool event_compare(struct fsnotify_event *old, struct fsnotify_event *new
 			/* remember, after old was put on the wait_q we aren't
 			 * allowed to look at the inode any more, only thing
 			 * left to check was if the file_name is the same */
-			if (old->name_len &&
+			if (!old->name_len ||
 			    !strcmp(old->file_name, new->file_name))
 				return true;
 			break;
diff --git a/fs/ntfs/aops.c b/fs/ntfs/aops.c
index b38f944f0667..cfce53cb65d7 100644
--- a/fs/ntfs/aops.c
+++ b/fs/ntfs/aops.c
@@ -1550,6 +1550,7 @@ const struct address_space_operations ntfs_aops = {
 	.migratepage	= buffer_migrate_page,	/* Move a page cache page from
 						   one physical page to an
 						   other. */
+	.error_remove_page = generic_error_remove_page,
 };
 
 /**
@@ -1569,6 +1570,7 @@ const struct address_space_operations ntfs_mst_aops = {
 	.migratepage	= buffer_migrate_page,	/* Move a page cache page from
 						   one physical page to an
 						   other. */
+	.error_remove_page = generic_error_remove_page,
 };
 
 #ifdef NTFS_RW
diff --git a/fs/ntfs/file.c b/fs/ntfs/file.c
index 4350d4993b18..663c0e341f8b 100644
--- a/fs/ntfs/file.c
+++ b/fs/ntfs/file.c
@@ -2146,46 +2146,6 @@ static ssize_t ntfs_file_aio_write(struct kiocb *iocb, const struct iovec *iov,
 }
 
 /**
- * ntfs_file_writev -
- *
- * Basically the same as generic_file_writev() except that it ends up calling
- * ntfs_file_aio_write_nolock() instead of __generic_file_aio_write_nolock().
- */
-static ssize_t ntfs_file_writev(struct file *file, const struct iovec *iov,
-		unsigned long nr_segs, loff_t *ppos)
-{
-	struct address_space *mapping = file->f_mapping;
-	struct inode *inode = mapping->host;
-	struct kiocb kiocb;
-	ssize_t ret;
-
-	mutex_lock(&inode->i_mutex);
-	init_sync_kiocb(&kiocb, file);
-	ret = ntfs_file_aio_write_nolock(&kiocb, iov, nr_segs, ppos);
-	if (ret == -EIOCBQUEUED)
-		ret = wait_on_sync_kiocb(&kiocb);
-	mutex_unlock(&inode->i_mutex);
-	if (ret > 0) {
-		int err = generic_write_sync(file, *ppos - ret, ret);
-		if (err < 0)
-			ret = err;
-	}
-	return ret;
-}
-
-/**
- * ntfs_file_write - simple wrapper for ntfs_file_writev()
- */
-static ssize_t ntfs_file_write(struct file *file, const char __user *buf,
-		size_t count, loff_t *ppos)
-{
-	struct iovec local_iov = { .iov_base = (void __user *)buf,
-				   .iov_len = count };
-
-	return ntfs_file_writev(file, &local_iov, 1, ppos);
-}
-
-/**
  * ntfs_file_fsync - sync a file to disk
  * @filp:	file to be synced
  * @dentry:	dentry describing the file to sync
@@ -2247,7 +2207,7 @@ const struct file_operations ntfs_file_ops = {
 	.read		= do_sync_read,		 /* Read from file. */
 	.aio_read	= generic_file_aio_read, /* Async read from file. */
 #ifdef NTFS_RW
-	.write		= ntfs_file_write,	 /* Write to file. */
+	.write		= do_sync_write,	 /* Write to file. */
 	.aio_write	= ntfs_file_aio_write,	 /* Async write to file. */
 	/*.release	= ,*/			 /* Last file is closed.  See
 						    fs/ext2/file.c::
diff --git a/fs/ntfs/layout.h b/fs/ntfs/layout.h
index 50931b1ce4b9..8b2549f672bf 100644
--- a/fs/ntfs/layout.h
+++ b/fs/ntfs/layout.h
@@ -829,7 +829,7 @@ enum {
 	/* Note, FILE_ATTR_VALID_SET_FLAGS masks out the old DOS VolId, the
 	   F_A_DEVICE, F_A_DIRECTORY, F_A_SPARSE_FILE, F_A_REPARSE_POINT,
 	   F_A_COMPRESSED, and F_A_ENCRYPTED and preserves the rest.  This mask
-	   is used to to obtain all flags that are valid for setting. */
+	   is used to obtain all flags that are valid for setting. */
 	/*
 	 * The flag FILE_ATTR_DUP_FILENAME_INDEX_PRESENT is present in all
 	 * FILENAME_ATTR attributes but not in the STANDARD_INFORMATION
diff --git a/fs/ntfs/malloc.h b/fs/ntfs/malloc.h
index cd0be3f5c3cd..a44b14cbceeb 100644
--- a/fs/ntfs/malloc.h
+++ b/fs/ntfs/malloc.h
@@ -47,7 +47,7 @@ static inline void *__ntfs_malloc(unsigned long size, gfp_t gfp_mask)
 		return kmalloc(PAGE_SIZE, gfp_mask & ~__GFP_HIGHMEM);
 		/* return (void *)__get_free_page(gfp_mask); */
 	}
-	if (likely(size >> PAGE_SHIFT < num_physpages))
+	if (likely((size >> PAGE_SHIFT) < totalram_pages))
 		return __vmalloc(size, gfp_mask, PAGE_KERNEL);
 	return NULL;
 }
diff --git a/fs/ntfs/super.c b/fs/ntfs/super.c
index abaaa1cbf8de..80b04770e8e9 100644
--- a/fs/ntfs/super.c
+++ b/fs/ntfs/super.c
@@ -201,8 +201,7 @@ use_utf8:
 						v, old_nls->charset);
 				nls_map = old_nls;
 			} else /* nls_map */ {
-				if (old_nls)
-					unload_nls(old_nls);
+				unload_nls(old_nls);
 			}
 		} else if (!strcmp(p, "utf8")) {
 			bool val = false;
@@ -2427,10 +2426,9 @@ static void ntfs_put_super(struct super_block *sb)
 		ntfs_free(vol->upcase);
 		vol->upcase = NULL;
 	}
-	if (vol->nls_map) {
-		unload_nls(vol->nls_map);
-		vol->nls_map = NULL;
-	}
+
+	unload_nls(vol->nls_map);
+
 	sb->s_fs_info = NULL;
 	kfree(vol);
 
diff --git a/fs/ocfs2/Makefile b/fs/ocfs2/Makefile
index 01596079dd63..31f25ce32c97 100644
--- a/fs/ocfs2/Makefile
+++ b/fs/ocfs2/Makefile
@@ -28,6 +28,7 @@ ocfs2-objs := \
 	locks.o			\
 	mmap.o 			\
 	namei.o 		\
+	refcounttree.o		\
 	resize.o		\
 	slot_map.o 		\
 	suballoc.o 		\
diff --git a/fs/ocfs2/alloc.c b/fs/ocfs2/alloc.c
index ab513ddaeff2..38a42f5d59ff 100644
--- a/fs/ocfs2/alloc.c
+++ b/fs/ocfs2/alloc.c
@@ -49,10 +49,21 @@
 #include "super.h"
 #include "uptodate.h"
 #include "xattr.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
+enum ocfs2_contig_type {
+	CONTIG_NONE = 0,
+	CONTIG_LEFT,
+	CONTIG_RIGHT,
+	CONTIG_LEFTRIGHT,
+};
 
+static enum ocfs2_contig_type
+	ocfs2_extent_rec_contig(struct super_block *sb,
+				struct ocfs2_extent_rec *ext,
+				struct ocfs2_extent_rec *insert_rec);
 /*
  * Operations for a specific extent tree type.
  *
@@ -79,18 +90,30 @@ struct ocfs2_extent_tree_operations {
 	 * that value.  new_clusters is the delta, and must be
 	 * added to the total.  Required.
 	 */
-	void (*eo_update_clusters)(struct inode *inode,
-				   struct ocfs2_extent_tree *et,
+	void (*eo_update_clusters)(struct ocfs2_extent_tree *et,
 				   u32 new_clusters);
 
 	/*
+	 * If this extent tree is supported by an extent map, insert
+	 * a record into the map.
+	 */
+	void (*eo_extent_map_insert)(struct ocfs2_extent_tree *et,
+				     struct ocfs2_extent_rec *rec);
+
+	/*
+	 * If this extent tree is supported by an extent map, truncate the
+	 * map to clusters,
+	 */
+	void (*eo_extent_map_truncate)(struct ocfs2_extent_tree *et,
+				       u32 clusters);
+
+	/*
 	 * If ->eo_insert_check() exists, it is called before rec is
 	 * inserted into the extent tree.  It is optional.
 	 */
-	int (*eo_insert_check)(struct inode *inode,
-			       struct ocfs2_extent_tree *et,
+	int (*eo_insert_check)(struct ocfs2_extent_tree *et,
 			       struct ocfs2_extent_rec *rec);
-	int (*eo_sanity_check)(struct inode *inode, struct ocfs2_extent_tree *et);
+	int (*eo_sanity_check)(struct ocfs2_extent_tree *et);
 
 	/*
 	 * --------------------------------------------------------------
@@ -109,8 +132,17 @@ struct ocfs2_extent_tree_operations {
 	 * it exists.  If it does not, et->et_max_leaf_clusters is set
 	 * to 0 (unlimited).  Optional.
 	 */
-	void (*eo_fill_max_leaf_clusters)(struct inode *inode,
-					  struct ocfs2_extent_tree *et);
+	void (*eo_fill_max_leaf_clusters)(struct ocfs2_extent_tree *et);
+
+	/*
+	 * ->eo_extent_contig test whether the 2 ocfs2_extent_rec
+	 * are contiguous or not. Optional. Don't need to set it if use
+	 * ocfs2_extent_rec as the tree leaf.
+	 */
+	enum ocfs2_contig_type
+		(*eo_extent_contig)(struct ocfs2_extent_tree *et,
+				    struct ocfs2_extent_rec *ext,
+				    struct ocfs2_extent_rec *insert_rec);
 };
 
 
@@ -121,19 +153,22 @@ struct ocfs2_extent_tree_operations {
 static u64 ocfs2_dinode_get_last_eb_blk(struct ocfs2_extent_tree *et);
 static void ocfs2_dinode_set_last_eb_blk(struct ocfs2_extent_tree *et,
 					 u64 blkno);
-static void ocfs2_dinode_update_clusters(struct inode *inode,
-					 struct ocfs2_extent_tree *et,
+static void ocfs2_dinode_update_clusters(struct ocfs2_extent_tree *et,
 					 u32 clusters);
-static int ocfs2_dinode_insert_check(struct inode *inode,
-				     struct ocfs2_extent_tree *et,
+static void ocfs2_dinode_extent_map_insert(struct ocfs2_extent_tree *et,
+					   struct ocfs2_extent_rec *rec);
+static void ocfs2_dinode_extent_map_truncate(struct ocfs2_extent_tree *et,
+					     u32 clusters);
+static int ocfs2_dinode_insert_check(struct ocfs2_extent_tree *et,
 				     struct ocfs2_extent_rec *rec);
-static int ocfs2_dinode_sanity_check(struct inode *inode,
-				     struct ocfs2_extent_tree *et);
+static int ocfs2_dinode_sanity_check(struct ocfs2_extent_tree *et);
 static void ocfs2_dinode_fill_root_el(struct ocfs2_extent_tree *et);
 static struct ocfs2_extent_tree_operations ocfs2_dinode_et_ops = {
 	.eo_set_last_eb_blk	= ocfs2_dinode_set_last_eb_blk,
 	.eo_get_last_eb_blk	= ocfs2_dinode_get_last_eb_blk,
 	.eo_update_clusters	= ocfs2_dinode_update_clusters,
+	.eo_extent_map_insert	= ocfs2_dinode_extent_map_insert,
+	.eo_extent_map_truncate	= ocfs2_dinode_extent_map_truncate,
 	.eo_insert_check	= ocfs2_dinode_insert_check,
 	.eo_sanity_check	= ocfs2_dinode_sanity_check,
 	.eo_fill_root_el	= ocfs2_dinode_fill_root_el,
@@ -156,40 +191,53 @@ static u64 ocfs2_dinode_get_last_eb_blk(struct ocfs2_extent_tree *et)
 	return le64_to_cpu(di->i_last_eb_blk);
 }
 
-static void ocfs2_dinode_update_clusters(struct inode *inode,
-					 struct ocfs2_extent_tree *et,
+static void ocfs2_dinode_update_clusters(struct ocfs2_extent_tree *et,
 					 u32 clusters)
 {
+	struct ocfs2_inode_info *oi = cache_info_to_inode(et->et_ci);
 	struct ocfs2_dinode *di = et->et_object;
 
 	le32_add_cpu(&di->i_clusters, clusters);
-	spin_lock(&OCFS2_I(inode)->ip_lock);
-	OCFS2_I(inode)->ip_clusters = le32_to_cpu(di->i_clusters);
-	spin_unlock(&OCFS2_I(inode)->ip_lock);
+	spin_lock(&oi->ip_lock);
+	oi->ip_clusters = le32_to_cpu(di->i_clusters);
+	spin_unlock(&oi->ip_lock);
 }
 
-static int ocfs2_dinode_insert_check(struct inode *inode,
-				     struct ocfs2_extent_tree *et,
+static void ocfs2_dinode_extent_map_insert(struct ocfs2_extent_tree *et,
+					   struct ocfs2_extent_rec *rec)
+{
+	struct inode *inode = &cache_info_to_inode(et->et_ci)->vfs_inode;
+
+	ocfs2_extent_map_insert_rec(inode, rec);
+}
+
+static void ocfs2_dinode_extent_map_truncate(struct ocfs2_extent_tree *et,
+					     u32 clusters)
+{
+	struct inode *inode = &cache_info_to_inode(et->et_ci)->vfs_inode;
+
+	ocfs2_extent_map_trunc(inode, clusters);
+}
+
+static int ocfs2_dinode_insert_check(struct ocfs2_extent_tree *et,
 				     struct ocfs2_extent_rec *rec)
 {
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_inode_info *oi = cache_info_to_inode(et->et_ci);
+	struct ocfs2_super *osb = OCFS2_SB(oi->vfs_inode.i_sb);
 
-	BUG_ON(OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL);
+	BUG_ON(oi->ip_dyn_features & OCFS2_INLINE_DATA_FL);
 	mlog_bug_on_msg(!ocfs2_sparse_alloc(osb) &&
-			(OCFS2_I(inode)->ip_clusters !=
-			 le32_to_cpu(rec->e_cpos)),
+			(oi->ip_clusters != le32_to_cpu(rec->e_cpos)),
 			"Device %s, asking for sparse allocation: inode %llu, "
 			"cpos %u, clusters %u\n",
 			osb->dev_str,
-			(unsigned long long)OCFS2_I(inode)->ip_blkno,
-			rec->e_cpos,
-			OCFS2_I(inode)->ip_clusters);
+			(unsigned long long)oi->ip_blkno,
+			rec->e_cpos, oi->ip_clusters);
 
 	return 0;
 }
 
-static int ocfs2_dinode_sanity_check(struct inode *inode,
-				     struct ocfs2_extent_tree *et)
+static int ocfs2_dinode_sanity_check(struct ocfs2_extent_tree *et)
 {
 	struct ocfs2_dinode *di = et->et_object;
 
@@ -229,8 +277,7 @@ static u64 ocfs2_xattr_value_get_last_eb_blk(struct ocfs2_extent_tree *et)
 	return le64_to_cpu(vb->vb_xv->xr_last_eb_blk);
 }
 
-static void ocfs2_xattr_value_update_clusters(struct inode *inode,
-					      struct ocfs2_extent_tree *et,
+static void ocfs2_xattr_value_update_clusters(struct ocfs2_extent_tree *et,
 					      u32 clusters)
 {
 	struct ocfs2_xattr_value_buf *vb = et->et_object;
@@ -252,12 +299,11 @@ static void ocfs2_xattr_tree_fill_root_el(struct ocfs2_extent_tree *et)
 	et->et_root_el = &xb->xb_attrs.xb_root.xt_list;
 }
 
-static void ocfs2_xattr_tree_fill_max_leaf_clusters(struct inode *inode,
-						    struct ocfs2_extent_tree *et)
+static void ocfs2_xattr_tree_fill_max_leaf_clusters(struct ocfs2_extent_tree *et)
 {
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
 	et->et_max_leaf_clusters =
-		ocfs2_clusters_for_bytes(inode->i_sb,
-					 OCFS2_MAX_XATTR_TREE_LEAF_SIZE);
+		ocfs2_clusters_for_bytes(sb, OCFS2_MAX_XATTR_TREE_LEAF_SIZE);
 }
 
 static void ocfs2_xattr_tree_set_last_eb_blk(struct ocfs2_extent_tree *et,
@@ -277,8 +323,7 @@ static u64 ocfs2_xattr_tree_get_last_eb_blk(struct ocfs2_extent_tree *et)
 	return le64_to_cpu(xt->xt_last_eb_blk);
 }
 
-static void ocfs2_xattr_tree_update_clusters(struct inode *inode,
-					     struct ocfs2_extent_tree *et,
+static void ocfs2_xattr_tree_update_clusters(struct ocfs2_extent_tree *et,
 					     u32 clusters)
 {
 	struct ocfs2_xattr_block *xb = et->et_object;
@@ -309,8 +354,7 @@ static u64 ocfs2_dx_root_get_last_eb_blk(struct ocfs2_extent_tree *et)
 	return le64_to_cpu(dx_root->dr_last_eb_blk);
 }
 
-static void ocfs2_dx_root_update_clusters(struct inode *inode,
-					  struct ocfs2_extent_tree *et,
+static void ocfs2_dx_root_update_clusters(struct ocfs2_extent_tree *et,
 					  u32 clusters)
 {
 	struct ocfs2_dx_root_block *dx_root = et->et_object;
@@ -318,8 +362,7 @@ static void ocfs2_dx_root_update_clusters(struct inode *inode,
 	le32_add_cpu(&dx_root->dr_clusters, clusters);
 }
 
-static int ocfs2_dx_root_sanity_check(struct inode *inode,
-				      struct ocfs2_extent_tree *et)
+static int ocfs2_dx_root_sanity_check(struct ocfs2_extent_tree *et)
 {
 	struct ocfs2_dx_root_block *dx_root = et->et_object;
 
@@ -343,8 +386,54 @@ static struct ocfs2_extent_tree_operations ocfs2_dx_root_et_ops = {
 	.eo_fill_root_el	= ocfs2_dx_root_fill_root_el,
 };
 
+static void ocfs2_refcount_tree_fill_root_el(struct ocfs2_extent_tree *et)
+{
+	struct ocfs2_refcount_block *rb = et->et_object;
+
+	et->et_root_el = &rb->rf_list;
+}
+
+static void ocfs2_refcount_tree_set_last_eb_blk(struct ocfs2_extent_tree *et,
+						u64 blkno)
+{
+	struct ocfs2_refcount_block *rb = et->et_object;
+
+	rb->rf_last_eb_blk = cpu_to_le64(blkno);
+}
+
+static u64 ocfs2_refcount_tree_get_last_eb_blk(struct ocfs2_extent_tree *et)
+{
+	struct ocfs2_refcount_block *rb = et->et_object;
+
+	return le64_to_cpu(rb->rf_last_eb_blk);
+}
+
+static void ocfs2_refcount_tree_update_clusters(struct ocfs2_extent_tree *et,
+						u32 clusters)
+{
+	struct ocfs2_refcount_block *rb = et->et_object;
+
+	le32_add_cpu(&rb->rf_clusters, clusters);
+}
+
+static enum ocfs2_contig_type
+ocfs2_refcount_tree_extent_contig(struct ocfs2_extent_tree *et,
+				  struct ocfs2_extent_rec *ext,
+				  struct ocfs2_extent_rec *insert_rec)
+{
+	return CONTIG_NONE;
+}
+
+static struct ocfs2_extent_tree_operations ocfs2_refcount_tree_et_ops = {
+	.eo_set_last_eb_blk	= ocfs2_refcount_tree_set_last_eb_blk,
+	.eo_get_last_eb_blk	= ocfs2_refcount_tree_get_last_eb_blk,
+	.eo_update_clusters	= ocfs2_refcount_tree_update_clusters,
+	.eo_fill_root_el	= ocfs2_refcount_tree_fill_root_el,
+	.eo_extent_contig	= ocfs2_refcount_tree_extent_contig,
+};
+
 static void __ocfs2_init_extent_tree(struct ocfs2_extent_tree *et,
-				     struct inode *inode,
+				     struct ocfs2_caching_info *ci,
 				     struct buffer_head *bh,
 				     ocfs2_journal_access_func access,
 				     void *obj,
@@ -352,6 +441,7 @@ static void __ocfs2_init_extent_tree(struct ocfs2_extent_tree *et,
 {
 	et->et_ops = ops;
 	et->et_root_bh = bh;
+	et->et_ci = ci;
 	et->et_root_journal_access = access;
 	if (!obj)
 		obj = (void *)bh->b_data;
@@ -361,41 +451,49 @@ static void __ocfs2_init_extent_tree(struct ocfs2_extent_tree *et,
 	if (!et->et_ops->eo_fill_max_leaf_clusters)
 		et->et_max_leaf_clusters = 0;
 	else
-		et->et_ops->eo_fill_max_leaf_clusters(inode, et);
+		et->et_ops->eo_fill_max_leaf_clusters(et);
 }
 
 void ocfs2_init_dinode_extent_tree(struct ocfs2_extent_tree *et,
-				   struct inode *inode,
+				   struct ocfs2_caching_info *ci,
 				   struct buffer_head *bh)
 {
-	__ocfs2_init_extent_tree(et, inode, bh, ocfs2_journal_access_di,
+	__ocfs2_init_extent_tree(et, ci, bh, ocfs2_journal_access_di,
 				 NULL, &ocfs2_dinode_et_ops);
 }
 
 void ocfs2_init_xattr_tree_extent_tree(struct ocfs2_extent_tree *et,
-				       struct inode *inode,
+				       struct ocfs2_caching_info *ci,
 				       struct buffer_head *bh)
 {
-	__ocfs2_init_extent_tree(et, inode, bh, ocfs2_journal_access_xb,
+	__ocfs2_init_extent_tree(et, ci, bh, ocfs2_journal_access_xb,
 				 NULL, &ocfs2_xattr_tree_et_ops);
 }
 
 void ocfs2_init_xattr_value_extent_tree(struct ocfs2_extent_tree *et,
-					struct inode *inode,
+					struct ocfs2_caching_info *ci,
 					struct ocfs2_xattr_value_buf *vb)
 {
-	__ocfs2_init_extent_tree(et, inode, vb->vb_bh, vb->vb_access, vb,
+	__ocfs2_init_extent_tree(et, ci, vb->vb_bh, vb->vb_access, vb,
 				 &ocfs2_xattr_value_et_ops);
 }
 
 void ocfs2_init_dx_root_extent_tree(struct ocfs2_extent_tree *et,
-				    struct inode *inode,
+				    struct ocfs2_caching_info *ci,
 				    struct buffer_head *bh)
 {
-	__ocfs2_init_extent_tree(et, inode, bh, ocfs2_journal_access_dr,
+	__ocfs2_init_extent_tree(et, ci, bh, ocfs2_journal_access_dr,
 				 NULL, &ocfs2_dx_root_et_ops);
 }
 
+void ocfs2_init_refcount_extent_tree(struct ocfs2_extent_tree *et,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *bh)
+{
+	__ocfs2_init_extent_tree(et, ci, bh, ocfs2_journal_access_rb,
+				 NULL, &ocfs2_refcount_tree_et_ops);
+}
+
 static inline void ocfs2_et_set_last_eb_blk(struct ocfs2_extent_tree *et,
 					    u64 new_last_eb_blk)
 {
@@ -407,78 +505,71 @@ static inline u64 ocfs2_et_get_last_eb_blk(struct ocfs2_extent_tree *et)
 	return et->et_ops->eo_get_last_eb_blk(et);
 }
 
-static inline void ocfs2_et_update_clusters(struct inode *inode,
-					    struct ocfs2_extent_tree *et,
+static inline void ocfs2_et_update_clusters(struct ocfs2_extent_tree *et,
 					    u32 clusters)
 {
-	et->et_ops->eo_update_clusters(inode, et, clusters);
+	et->et_ops->eo_update_clusters(et, clusters);
+}
+
+static inline void ocfs2_et_extent_map_insert(struct ocfs2_extent_tree *et,
+					      struct ocfs2_extent_rec *rec)
+{
+	if (et->et_ops->eo_extent_map_insert)
+		et->et_ops->eo_extent_map_insert(et, rec);
+}
+
+static inline void ocfs2_et_extent_map_truncate(struct ocfs2_extent_tree *et,
+						u32 clusters)
+{
+	if (et->et_ops->eo_extent_map_truncate)
+		et->et_ops->eo_extent_map_truncate(et, clusters);
 }
 
 static inline int ocfs2_et_root_journal_access(handle_t *handle,
-					       struct inode *inode,
 					       struct ocfs2_extent_tree *et,
 					       int type)
 {
-	return et->et_root_journal_access(handle, inode, et->et_root_bh,
+	return et->et_root_journal_access(handle, et->et_ci, et->et_root_bh,
 					  type);
 }
 
-static inline int ocfs2_et_insert_check(struct inode *inode,
-					struct ocfs2_extent_tree *et,
+static inline enum ocfs2_contig_type
+	ocfs2_et_extent_contig(struct ocfs2_extent_tree *et,
+			       struct ocfs2_extent_rec *rec,
+			       struct ocfs2_extent_rec *insert_rec)
+{
+	if (et->et_ops->eo_extent_contig)
+		return et->et_ops->eo_extent_contig(et, rec, insert_rec);
+
+	return ocfs2_extent_rec_contig(
+				ocfs2_metadata_cache_get_super(et->et_ci),
+				rec, insert_rec);
+}
+
+static inline int ocfs2_et_insert_check(struct ocfs2_extent_tree *et,
 					struct ocfs2_extent_rec *rec)
 {
 	int ret = 0;
 
 	if (et->et_ops->eo_insert_check)
-		ret = et->et_ops->eo_insert_check(inode, et, rec);
+		ret = et->et_ops->eo_insert_check(et, rec);
 	return ret;
 }
 
-static inline int ocfs2_et_sanity_check(struct inode *inode,
-					struct ocfs2_extent_tree *et)
+static inline int ocfs2_et_sanity_check(struct ocfs2_extent_tree *et)
 {
 	int ret = 0;
 
 	if (et->et_ops->eo_sanity_check)
-		ret = et->et_ops->eo_sanity_check(inode, et);
+		ret = et->et_ops->eo_sanity_check(et);
 	return ret;
 }
 
 static void ocfs2_free_truncate_context(struct ocfs2_truncate_context *tc);
 static int ocfs2_cache_extent_block_free(struct ocfs2_cached_dealloc_ctxt *ctxt,
 					 struct ocfs2_extent_block *eb);
-
-/*
- * Structures which describe a path through a btree, and functions to
- * manipulate them.
- *
- * The idea here is to be as generic as possible with the tree
- * manipulation code.
- */
-struct ocfs2_path_item {
-	struct buffer_head		*bh;
-	struct ocfs2_extent_list	*el;
-};
-
-#define OCFS2_MAX_PATH_DEPTH	5
-
-struct ocfs2_path {
-	int				p_tree_depth;
-	ocfs2_journal_access_func	p_root_access;
-	struct ocfs2_path_item		p_node[OCFS2_MAX_PATH_DEPTH];
-};
-
-#define path_root_bh(_path) ((_path)->p_node[0].bh)
-#define path_root_el(_path) ((_path)->p_node[0].el)
-#define path_root_access(_path)((_path)->p_root_access)
-#define path_leaf_bh(_path) ((_path)->p_node[(_path)->p_tree_depth].bh)
-#define path_leaf_el(_path) ((_path)->p_node[(_path)->p_tree_depth].el)
-#define path_num_items(_path) ((_path)->p_tree_depth + 1)
-
-static int ocfs2_find_path(struct inode *inode, struct ocfs2_path *path,
-			   u32 cpos);
-static void ocfs2_adjust_rightmost_records(struct inode *inode,
-					   handle_t *handle,
+static void ocfs2_adjust_rightmost_records(handle_t *handle,
+					   struct ocfs2_extent_tree *et,
 					   struct ocfs2_path *path,
 					   struct ocfs2_extent_rec *insert_rec);
 /*
@@ -486,7 +577,7 @@ static void ocfs2_adjust_rightmost_records(struct inode *inode,
  * to build another path. Generally, this involves freeing the buffer
  * heads.
  */
-static void ocfs2_reinit_path(struct ocfs2_path *path, int keep_root)
+void ocfs2_reinit_path(struct ocfs2_path *path, int keep_root)
 {
 	int i, start = 0, depth = 0;
 	struct ocfs2_path_item *node;
@@ -515,7 +606,7 @@ static void ocfs2_reinit_path(struct ocfs2_path *path, int keep_root)
 	path->p_tree_depth = depth;
 }
 
-static void ocfs2_free_path(struct ocfs2_path *path)
+void ocfs2_free_path(struct ocfs2_path *path)
 {
 	if (path) {
 		ocfs2_reinit_path(path, 0);
@@ -613,13 +704,13 @@ static struct ocfs2_path *ocfs2_new_path(struct buffer_head *root_bh,
 	return path;
 }
 
-static struct ocfs2_path *ocfs2_new_path_from_path(struct ocfs2_path *path)
+struct ocfs2_path *ocfs2_new_path_from_path(struct ocfs2_path *path)
 {
 	return ocfs2_new_path(path_root_bh(path), path_root_el(path),
 			      path_root_access(path));
 }
 
-static struct ocfs2_path *ocfs2_new_path_from_et(struct ocfs2_extent_tree *et)
+struct ocfs2_path *ocfs2_new_path_from_et(struct ocfs2_extent_tree *et)
 {
 	return ocfs2_new_path(et->et_root_bh, et->et_root_el,
 			      et->et_root_journal_access);
@@ -632,10 +723,10 @@ static struct ocfs2_path *ocfs2_new_path_from_et(struct ocfs2_extent_tree *et)
  * I don't like the way this function's name looks next to
  * ocfs2_journal_access_path(), but I don't have a better one.
  */
-static int ocfs2_path_bh_journal_access(handle_t *handle,
-					struct inode *inode,
-					struct ocfs2_path *path,
-					int idx)
+int ocfs2_path_bh_journal_access(handle_t *handle,
+				 struct ocfs2_caching_info *ci,
+				 struct ocfs2_path *path,
+				 int idx)
 {
 	ocfs2_journal_access_func access = path_root_access(path);
 
@@ -645,15 +736,16 @@ static int ocfs2_path_bh_journal_access(handle_t *handle,
 	if (idx)
 		access = ocfs2_journal_access_eb;
 
-	return access(handle, inode, path->p_node[idx].bh,
+	return access(handle, ci, path->p_node[idx].bh,
 		      OCFS2_JOURNAL_ACCESS_WRITE);
 }
 
 /*
  * Convenience function to journal all components in a path.
  */
-static int ocfs2_journal_access_path(struct inode *inode, handle_t *handle,
-				     struct ocfs2_path *path)
+int ocfs2_journal_access_path(struct ocfs2_caching_info *ci,
+			      handle_t *handle,
+			      struct ocfs2_path *path)
 {
 	int i, ret = 0;
 
@@ -661,7 +753,7 @@ static int ocfs2_journal_access_path(struct inode *inode, handle_t *handle,
 		goto out;
 
 	for(i = 0; i < path_num_items(path); i++) {
-		ret = ocfs2_path_bh_journal_access(handle, inode, path, i);
+		ret = ocfs2_path_bh_journal_access(handle, ci, path, i);
 		if (ret < 0) {
 			mlog_errno(ret);
 			goto out;
@@ -702,17 +794,9 @@ int ocfs2_search_extent_list(struct ocfs2_extent_list *el, u32 v_cluster)
 	return ret;
 }
 
-enum ocfs2_contig_type {
-	CONTIG_NONE = 0,
-	CONTIG_LEFT,
-	CONTIG_RIGHT,
-	CONTIG_LEFTRIGHT,
-};
-
-
 /*
  * NOTE: ocfs2_block_extent_contig(), ocfs2_extents_adjacent() and
- * ocfs2_extent_contig only work properly against leaf nodes!
+ * ocfs2_extent_rec_contig only work properly against leaf nodes!
  */
 static int ocfs2_block_extent_contig(struct super_block *sb,
 				     struct ocfs2_extent_rec *ext,
@@ -738,9 +822,9 @@ static int ocfs2_extents_adjacent(struct ocfs2_extent_rec *left,
 }
 
 static enum ocfs2_contig_type
-	ocfs2_extent_contig(struct inode *inode,
-			    struct ocfs2_extent_rec *ext,
-			    struct ocfs2_extent_rec *insert_rec)
+	ocfs2_extent_rec_contig(struct super_block *sb,
+				struct ocfs2_extent_rec *ext,
+				struct ocfs2_extent_rec *insert_rec)
 {
 	u64 blkno = le64_to_cpu(insert_rec->e_blkno);
 
@@ -753,12 +837,12 @@ static enum ocfs2_contig_type
 		return CONTIG_NONE;
 
 	if (ocfs2_extents_adjacent(ext, insert_rec) &&
-	    ocfs2_block_extent_contig(inode->i_sb, ext, blkno))
+	    ocfs2_block_extent_contig(sb, ext, blkno))
 			return CONTIG_RIGHT;
 
 	blkno = le64_to_cpu(ext->e_blkno);
 	if (ocfs2_extents_adjacent(insert_rec, ext) &&
-	    ocfs2_block_extent_contig(inode->i_sb, insert_rec, blkno))
+	    ocfs2_block_extent_contig(sb, insert_rec, blkno))
 		return CONTIG_LEFT;
 
 	return CONTIG_NONE;
@@ -853,13 +937,13 @@ static int ocfs2_validate_extent_block(struct super_block *sb,
 	return 0;
 }
 
-int ocfs2_read_extent_block(struct inode *inode, u64 eb_blkno,
+int ocfs2_read_extent_block(struct ocfs2_caching_info *ci, u64 eb_blkno,
 			    struct buffer_head **bh)
 {
 	int rc;
 	struct buffer_head *tmp = *bh;
 
-	rc = ocfs2_read_block(inode, eb_blkno, &tmp,
+	rc = ocfs2_read_block(ci, eb_blkno, &tmp,
 			      ocfs2_validate_extent_block);
 
 	/* If ocfs2_read_block() got us a new bh, pass it up. */
@@ -874,7 +958,6 @@ int ocfs2_read_extent_block(struct inode *inode, u64 eb_blkno,
  * How many free extents have we got before we need more meta data?
  */
 int ocfs2_num_free_extents(struct ocfs2_super *osb,
-			   struct inode *inode,
 			   struct ocfs2_extent_tree *et)
 {
 	int retval;
@@ -889,7 +972,8 @@ int ocfs2_num_free_extents(struct ocfs2_super *osb,
 	last_eb_blk = ocfs2_et_get_last_eb_blk(et);
 
 	if (last_eb_blk) {
-		retval = ocfs2_read_extent_block(inode, last_eb_blk, &eb_bh);
+		retval = ocfs2_read_extent_block(et->et_ci, last_eb_blk,
+						 &eb_bh);
 		if (retval < 0) {
 			mlog_errno(retval);
 			goto bail;
@@ -913,9 +997,8 @@ bail:
  * sets h_signature, h_blkno, h_suballoc_bit, h_suballoc_slot, and
  * l_count for you
  */
-static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb,
-				     handle_t *handle,
-				     struct inode *inode,
+static int ocfs2_create_new_meta_bhs(handle_t *handle,
+				     struct ocfs2_extent_tree *et,
 				     int wanted,
 				     struct ocfs2_alloc_context *meta_ac,
 				     struct buffer_head *bhs[])
@@ -924,6 +1007,8 @@ static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb,
 	u16 suballoc_bit_start;
 	u32 num_got;
 	u64 first_blkno;
+	struct ocfs2_super *osb =
+		OCFS2_SB(ocfs2_metadata_cache_get_super(et->et_ci));
 	struct ocfs2_extent_block *eb;
 
 	mlog_entry_void();
@@ -949,9 +1034,10 @@ static int ocfs2_create_new_meta_bhs(struct ocfs2_super *osb,
 				mlog_errno(status);
 				goto bail;
 			}
-			ocfs2_set_new_buffer_uptodate(inode, bhs[i]);
+			ocfs2_set_new_buffer_uptodate(et->et_ci, bhs[i]);
 
-			status = ocfs2_journal_access_eb(handle, inode, bhs[i],
+			status = ocfs2_journal_access_eb(handle, et->et_ci,
+							 bhs[i],
 							 OCFS2_JOURNAL_ACCESS_CREATE);
 			if (status < 0) {
 				mlog_errno(status);
@@ -1023,7 +1109,6 @@ static inline u32 ocfs2_sum_rightmost_rec(struct ocfs2_extent_list  *el)
  * extent block's rightmost record.
  */
 static int ocfs2_adjust_rightmost_branch(handle_t *handle,
-					 struct inode *inode,
 					 struct ocfs2_extent_tree *et)
 {
 	int status;
@@ -1037,7 +1122,7 @@ static int ocfs2_adjust_rightmost_branch(handle_t *handle,
 		return status;
 	}
 
-	status = ocfs2_find_path(inode, path, UINT_MAX);
+	status = ocfs2_find_path(et->et_ci, path, UINT_MAX);
 	if (status < 0) {
 		mlog_errno(status);
 		goto out;
@@ -1050,7 +1135,7 @@ static int ocfs2_adjust_rightmost_branch(handle_t *handle,
 		goto out;
 	}
 
-	status = ocfs2_journal_access_path(inode, handle, path);
+	status = ocfs2_journal_access_path(et->et_ci, handle, path);
 	if (status < 0) {
 		mlog_errno(status);
 		goto out;
@@ -1059,7 +1144,7 @@ static int ocfs2_adjust_rightmost_branch(handle_t *handle,
 	el = path_leaf_el(path);
 	rec = &el->l_recs[le32_to_cpu(el->l_next_free_rec) - 1];
 
-	ocfs2_adjust_rightmost_records(inode, handle, path, rec);
+	ocfs2_adjust_rightmost_records(handle, et, path, rec);
 
 out:
 	ocfs2_free_path(path);
@@ -1068,7 +1153,7 @@ out:
 
 /*
  * Add an entire tree branch to our inode. eb_bh is the extent block
- * to start at, if we don't want to start the branch at the dinode
+ * to start at, if we don't want to start the branch at the root
  * structure.
  *
  * last_eb_bh is required as we have to update it's next_leaf pointer
@@ -1077,9 +1162,7 @@ out:
  * the new branch will be 'empty' in the sense that every block will
  * contain a single record with cluster count == 0.
  */
-static int ocfs2_add_branch(struct ocfs2_super *osb,
-			    handle_t *handle,
-			    struct inode *inode,
+static int ocfs2_add_branch(handle_t *handle,
 			    struct ocfs2_extent_tree *et,
 			    struct buffer_head *eb_bh,
 			    struct buffer_head **last_eb_bh,
@@ -1123,7 +1206,7 @@ static int ocfs2_add_branch(struct ocfs2_super *osb,
 	if (root_end > new_cpos) {
 		mlog(0, "adjust the cluster end from %u to %u\n",
 		     root_end, new_cpos);
-		status = ocfs2_adjust_rightmost_branch(handle, inode, et);
+		status = ocfs2_adjust_rightmost_branch(handle, et);
 		if (status) {
 			mlog_errno(status);
 			goto bail;
@@ -1139,7 +1222,7 @@ static int ocfs2_add_branch(struct ocfs2_super *osb,
 		goto bail;
 	}
 
-	status = ocfs2_create_new_meta_bhs(osb, handle, inode, new_blocks,
+	status = ocfs2_create_new_meta_bhs(handle, et, new_blocks,
 					   meta_ac, new_eb_bhs);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1161,7 +1244,7 @@ static int ocfs2_add_branch(struct ocfs2_super *osb,
 		BUG_ON(!OCFS2_IS_VALID_EXTENT_BLOCK(eb));
 		eb_el = &eb->h_list;
 
-		status = ocfs2_journal_access_eb(handle, inode, bh,
+		status = ocfs2_journal_access_eb(handle, et->et_ci, bh,
 						 OCFS2_JOURNAL_ACCESS_CREATE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -1201,20 +1284,20 @@ static int ocfs2_add_branch(struct ocfs2_super *osb,
 	 * journal_dirty erroring as it won't unless we've aborted the
 	 * handle (in which case we would never be here) so reserving
 	 * the write with journal_access is all we need to do. */
-	status = ocfs2_journal_access_eb(handle, inode, *last_eb_bh,
+	status = ocfs2_journal_access_eb(handle, et->et_ci, *last_eb_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
 	}
-	status = ocfs2_et_root_journal_access(handle, inode, et,
+	status = ocfs2_et_root_journal_access(handle, et,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
 	}
 	if (eb_bh) {
-		status = ocfs2_journal_access_eb(handle, inode, eb_bh,
+		status = ocfs2_journal_access_eb(handle, et->et_ci, eb_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -1274,9 +1357,7 @@ bail:
  * returns back the new extent block so you can add a branch to it
  * after this call.
  */
-static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
-				  handle_t *handle,
-				  struct inode *inode,
+static int ocfs2_shift_tree_depth(handle_t *handle,
 				  struct ocfs2_extent_tree *et,
 				  struct ocfs2_alloc_context *meta_ac,
 				  struct buffer_head **ret_new_eb_bh)
@@ -1290,7 +1371,7 @@ static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
 
 	mlog_entry_void();
 
-	status = ocfs2_create_new_meta_bhs(osb, handle, inode, 1, meta_ac,
+	status = ocfs2_create_new_meta_bhs(handle, et, 1, meta_ac,
 					   &new_eb_bh);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1304,7 +1385,7 @@ static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
 	eb_el = &eb->h_list;
 	root_el = et->et_root_el;
 
-	status = ocfs2_journal_access_eb(handle, inode, new_eb_bh,
+	status = ocfs2_journal_access_eb(handle, et->et_ci, new_eb_bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1323,7 +1404,7 @@ static int ocfs2_shift_tree_depth(struct ocfs2_super *osb,
 		goto bail;
 	}
 
-	status = ocfs2_et_root_journal_access(handle, inode, et,
+	status = ocfs2_et_root_journal_access(handle, et,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1379,9 +1460,7 @@ bail:
  *
  * return status < 0 indicates an error.
  */
-static int ocfs2_find_branch_target(struct ocfs2_super *osb,
-				    struct inode *inode,
-				    struct ocfs2_extent_tree *et,
+static int ocfs2_find_branch_target(struct ocfs2_extent_tree *et,
 				    struct buffer_head **target_bh)
 {
 	int status = 0, i;
@@ -1399,19 +1478,21 @@ static int ocfs2_find_branch_target(struct ocfs2_super *osb,
 
 	while(le16_to_cpu(el->l_tree_depth) > 1) {
 		if (le16_to_cpu(el->l_next_free_rec) == 0) {
-			ocfs2_error(inode->i_sb, "Dinode %llu has empty "
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu has empty "
 				    "extent list (next_free_rec == 0)",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno);
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci));
 			status = -EIO;
 			goto bail;
 		}
 		i = le16_to_cpu(el->l_next_free_rec) - 1;
 		blkno = le64_to_cpu(el->l_recs[i].e_blkno);
 		if (!blkno) {
-			ocfs2_error(inode->i_sb, "Dinode %llu has extent "
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu has extent "
 				    "list where extent # %d has no physical "
 				    "block start",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno, i);
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci), i);
 			status = -EIO;
 			goto bail;
 		}
@@ -1419,7 +1500,7 @@ static int ocfs2_find_branch_target(struct ocfs2_super *osb,
 		brelse(bh);
 		bh = NULL;
 
-		status = ocfs2_read_extent_block(inode, blkno, &bh);
+		status = ocfs2_read_extent_block(et->et_ci, blkno, &bh);
 		if (status < 0) {
 			mlog_errno(status);
 			goto bail;
@@ -1460,20 +1541,18 @@ bail:
  *
  * *last_eb_bh will be updated by ocfs2_add_branch().
  */
-static int ocfs2_grow_tree(struct inode *inode, handle_t *handle,
-			   struct ocfs2_extent_tree *et, int *final_depth,
-			   struct buffer_head **last_eb_bh,
+static int ocfs2_grow_tree(handle_t *handle, struct ocfs2_extent_tree *et,
+			   int *final_depth, struct buffer_head **last_eb_bh,
 			   struct ocfs2_alloc_context *meta_ac)
 {
 	int ret, shift;
 	struct ocfs2_extent_list *el = et->et_root_el;
 	int depth = le16_to_cpu(el->l_tree_depth);
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	struct buffer_head *bh = NULL;
 
 	BUG_ON(meta_ac == NULL);
 
-	shift = ocfs2_find_branch_target(osb, inode, et, &bh);
+	shift = ocfs2_find_branch_target(et, &bh);
 	if (shift < 0) {
 		ret = shift;
 		mlog_errno(ret);
@@ -1490,8 +1569,7 @@ static int ocfs2_grow_tree(struct inode *inode, handle_t *handle,
 		/* ocfs2_shift_tree_depth will return us a buffer with
 		 * the new extent block (so we can pass that to
 		 * ocfs2_add_branch). */
-		ret = ocfs2_shift_tree_depth(osb, handle, inode, et,
-					     meta_ac, &bh);
+		ret = ocfs2_shift_tree_depth(handle, et, meta_ac, &bh);
 		if (ret < 0) {
 			mlog_errno(ret);
 			goto out;
@@ -1517,7 +1595,7 @@ static int ocfs2_grow_tree(struct inode *inode, handle_t *handle,
 	/* call ocfs2_add_branch to add the final part of the tree with
 	 * the new data. */
 	mlog(0, "add branch. bh = %p\n", bh);
-	ret = ocfs2_add_branch(osb, handle, inode, et, bh, last_eb_bh,
+	ret = ocfs2_add_branch(handle, et, bh, last_eb_bh,
 			       meta_ac);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -1687,7 +1765,7 @@ set_and_inc:
  *
  * The array index of the subtree root is passed back.
  */
-static int ocfs2_find_subtree_root(struct inode *inode,
+static int ocfs2_find_subtree_root(struct ocfs2_extent_tree *et,
 				   struct ocfs2_path *left,
 				   struct ocfs2_path *right)
 {
@@ -1705,10 +1783,10 @@ static int ocfs2_find_subtree_root(struct inode *inode,
 		 * The caller didn't pass two adjacent paths.
 		 */
 		mlog_bug_on_msg(i > left->p_tree_depth,
-				"Inode %lu, left depth %u, right depth %u\n"
+				"Owner %llu, left depth %u, right depth %u\n"
 				"left leaf blk %llu, right leaf blk %llu\n",
-				inode->i_ino, left->p_tree_depth,
-				right->p_tree_depth,
+				(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+				left->p_tree_depth, right->p_tree_depth,
 				(unsigned long long)path_leaf_bh(left)->b_blocknr,
 				(unsigned long long)path_leaf_bh(right)->b_blocknr);
 	} while (left->p_node[i].bh->b_blocknr ==
@@ -1725,7 +1803,7 @@ typedef void (path_insert_t)(void *, struct buffer_head *);
  * This code can be called with a cpos larger than the tree, in which
  * case it will return the rightmost path.
  */
-static int __ocfs2_find_path(struct inode *inode,
+static int __ocfs2_find_path(struct ocfs2_caching_info *ci,
 			     struct ocfs2_extent_list *root_el, u32 cpos,
 			     path_insert_t *func, void *data)
 {
@@ -1736,15 +1814,14 @@ static int __ocfs2_find_path(struct inode *inode,
 	struct ocfs2_extent_block *eb;
 	struct ocfs2_extent_list *el;
 	struct ocfs2_extent_rec *rec;
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 
 	el = root_el;
 	while (el->l_tree_depth) {
 		if (le16_to_cpu(el->l_next_free_rec) == 0) {
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu has empty extent list at "
+			ocfs2_error(ocfs2_metadata_cache_get_super(ci),
+				    "Owner %llu has empty extent list at "
 				    "depth %u\n",
-				    (unsigned long long)oi->ip_blkno,
+				    (unsigned long long)ocfs2_metadata_cache_owner(ci),
 				    le16_to_cpu(el->l_tree_depth));
 			ret = -EROFS;
 			goto out;
@@ -1767,10 +1844,10 @@ static int __ocfs2_find_path(struct inode *inode,
 
 		blkno = le64_to_cpu(el->l_recs[i].e_blkno);
 		if (blkno == 0) {
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu has bad blkno in extent list "
+			ocfs2_error(ocfs2_metadata_cache_get_super(ci),
+				    "Owner %llu has bad blkno in extent list "
 				    "at depth %u (index %d)\n",
-				    (unsigned long long)oi->ip_blkno,
+				    (unsigned long long)ocfs2_metadata_cache_owner(ci),
 				    le16_to_cpu(el->l_tree_depth), i);
 			ret = -EROFS;
 			goto out;
@@ -1778,7 +1855,7 @@ static int __ocfs2_find_path(struct inode *inode,
 
 		brelse(bh);
 		bh = NULL;
-		ret = ocfs2_read_extent_block(inode, blkno, &bh);
+		ret = ocfs2_read_extent_block(ci, blkno, &bh);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -1789,10 +1866,10 @@ static int __ocfs2_find_path(struct inode *inode,
 
 		if (le16_to_cpu(el->l_next_free_rec) >
 		    le16_to_cpu(el->l_count)) {
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu has bad count in extent list "
+			ocfs2_error(ocfs2_metadata_cache_get_super(ci),
+				    "Owner %llu has bad count in extent list "
 				    "at block %llu (next free=%u, count=%u)\n",
-				    (unsigned long long)oi->ip_blkno,
+				    (unsigned long long)ocfs2_metadata_cache_owner(ci),
 				    (unsigned long long)bh->b_blocknr,
 				    le16_to_cpu(el->l_next_free_rec),
 				    le16_to_cpu(el->l_count));
@@ -1836,14 +1913,14 @@ static void find_path_ins(void *data, struct buffer_head *bh)
 	ocfs2_path_insert_eb(fp->path, fp->index, bh);
 	fp->index++;
 }
-static int ocfs2_find_path(struct inode *inode, struct ocfs2_path *path,
-			   u32 cpos)
+int ocfs2_find_path(struct ocfs2_caching_info *ci,
+		    struct ocfs2_path *path, u32 cpos)
 {
 	struct find_path_data data;
 
 	data.index = 1;
 	data.path = path;
-	return __ocfs2_find_path(inode, path_root_el(path), cpos,
+	return __ocfs2_find_path(ci, path_root_el(path), cpos,
 				 find_path_ins, &data);
 }
 
@@ -1868,13 +1945,14 @@ static void find_leaf_ins(void *data, struct buffer_head *bh)
  *
  * This function doesn't handle non btree extent lists.
  */
-int ocfs2_find_leaf(struct inode *inode, struct ocfs2_extent_list *root_el,
-		    u32 cpos, struct buffer_head **leaf_bh)
+int ocfs2_find_leaf(struct ocfs2_caching_info *ci,
+		    struct ocfs2_extent_list *root_el, u32 cpos,
+		    struct buffer_head **leaf_bh)
 {
 	int ret;
 	struct buffer_head *bh = NULL;
 
-	ret = __ocfs2_find_path(inode, root_el, cpos, find_leaf_ins, &bh);
+	ret = __ocfs2_find_path(ci, root_el, cpos, find_leaf_ins, &bh);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -1980,7 +2058,7 @@ static void ocfs2_adjust_root_records(struct ocfs2_extent_list *root_el,
  *   - When we've adjusted the last extent record in the left path leaf and the
  *     1st extent record in the right path leaf during cross extent block merge.
  */
-static void ocfs2_complete_edge_insert(struct inode *inode, handle_t *handle,
+static void ocfs2_complete_edge_insert(handle_t *handle,
 				       struct ocfs2_path *left_path,
 				       struct ocfs2_path *right_path,
 				       int subtree_index)
@@ -2058,8 +2136,8 @@ static void ocfs2_complete_edge_insert(struct inode *inode, handle_t *handle,
 		mlog_errno(ret);
 }
 
-static int ocfs2_rotate_subtree_right(struct inode *inode,
-				      handle_t *handle,
+static int ocfs2_rotate_subtree_right(handle_t *handle,
+				      struct ocfs2_extent_tree *et,
 				      struct ocfs2_path *left_path,
 				      struct ocfs2_path *right_path,
 				      int subtree_index)
@@ -2075,10 +2153,10 @@ static int ocfs2_rotate_subtree_right(struct inode *inode,
 	left_el = path_leaf_el(left_path);
 
 	if (left_el->l_next_free_rec != left_el->l_count) {
-		ocfs2_error(inode->i_sb,
+		ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
 			    "Inode %llu has non-full interior leaf node %llu"
 			    "(next free = %u)",
-			    (unsigned long long)OCFS2_I(inode)->ip_blkno,
+			    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 			    (unsigned long long)left_leaf_bh->b_blocknr,
 			    le16_to_cpu(left_el->l_next_free_rec));
 		return -EROFS;
@@ -2094,7 +2172,7 @@ static int ocfs2_rotate_subtree_right(struct inode *inode,
 	root_bh = left_path->p_node[subtree_index].bh;
 	BUG_ON(root_bh != right_path->p_node[subtree_index].bh);
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, right_path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, right_path,
 					   subtree_index);
 	if (ret) {
 		mlog_errno(ret);
@@ -2102,14 +2180,14 @@ static int ocfs2_rotate_subtree_right(struct inode *inode,
 	}
 
 	for(i = subtree_index + 1; i < path_num_items(right_path); i++) {
-		ret = ocfs2_path_bh_journal_access(handle, inode,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 						   right_path, i);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		ret = ocfs2_path_bh_journal_access(handle, inode,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 						   left_path, i);
 		if (ret) {
 			mlog_errno(ret);
@@ -2123,7 +2201,7 @@ static int ocfs2_rotate_subtree_right(struct inode *inode,
 	/* This is a code error, not a disk corruption. */
 	mlog_bug_on_msg(!right_el->l_next_free_rec, "Inode %llu: Rotate fails "
 			"because rightmost leaf block %llu is empty\n",
-			(unsigned long long)OCFS2_I(inode)->ip_blkno,
+			(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 			(unsigned long long)right_leaf_bh->b_blocknr);
 
 	ocfs2_create_empty_extent(right_el);
@@ -2157,8 +2235,8 @@ static int ocfs2_rotate_subtree_right(struct inode *inode,
 		goto out;
 	}
 
-	ocfs2_complete_edge_insert(inode, handle, left_path, right_path,
-				subtree_index);
+	ocfs2_complete_edge_insert(handle, left_path, right_path,
+				   subtree_index);
 
 out:
 	return ret;
@@ -2248,10 +2326,18 @@ static int ocfs2_extend_rotate_transaction(handle_t *handle, int subtree_depth,
 					   int op_credits,
 					   struct ocfs2_path *path)
 {
+	int ret;
 	int credits = (path->p_tree_depth - subtree_depth) * 2 + 1 + op_credits;
 
-	if (handle->h_buffer_credits < credits)
-		return ocfs2_extend_trans(handle, credits);
+	if (handle->h_buffer_credits < credits) {
+		ret = ocfs2_extend_trans(handle,
+					 credits - handle->h_buffer_credits);
+		if (ret)
+			return ret;
+
+		if (unlikely(handle->h_buffer_credits < credits))
+			return ocfs2_extend_trans(handle, credits);
+	}
 
 	return 0;
 }
@@ -2321,8 +2407,8 @@ static int ocfs2_leftmost_rec_contains(struct ocfs2_extent_list *el, u32 cpos)
  *   *ret_left_path will contain a valid path which can be passed to
  *   ocfs2_insert_path().
  */
-static int ocfs2_rotate_tree_right(struct inode *inode,
-				   handle_t *handle,
+static int ocfs2_rotate_tree_right(handle_t *handle,
+				   struct ocfs2_extent_tree *et,
 				   enum ocfs2_split_type split,
 				   u32 insert_cpos,
 				   struct ocfs2_path *right_path,
@@ -2331,6 +2417,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 	int ret, start, orig_credits = handle->h_buffer_credits;
 	u32 cpos;
 	struct ocfs2_path *left_path = NULL;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
 
 	*ret_left_path = NULL;
 
@@ -2341,7 +2428,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb, right_path, &cpos);
+	ret = ocfs2_find_cpos_for_left_leaf(sb, right_path, &cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -2379,7 +2466,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 		mlog(0, "Rotating a tree: ins. cpos: %u, left path cpos: %u\n",
 		     insert_cpos, cpos);
 
-		ret = ocfs2_find_path(inode, left_path, cpos);
+		ret = ocfs2_find_path(et->et_ci, left_path, cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -2387,10 +2474,11 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 
 		mlog_bug_on_msg(path_leaf_bh(left_path) ==
 				path_leaf_bh(right_path),
-				"Inode %lu: error during insert of %u "
+				"Owner %llu: error during insert of %u "
 				"(left path cpos %u) results in two identical "
 				"paths ending at %llu\n",
-				inode->i_ino, insert_cpos, cpos,
+				(unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+				insert_cpos, cpos,
 				(unsigned long long)
 				path_leaf_bh(left_path)->b_blocknr);
 
@@ -2416,7 +2504,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 			goto out_ret_path;
 		}
 
-		start = ocfs2_find_subtree_root(inode, left_path, right_path);
+		start = ocfs2_find_subtree_root(et, left_path, right_path);
 
 		mlog(0, "Subtree root at index %d (blk %llu, depth %d)\n",
 		     start,
@@ -2430,7 +2518,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 			goto out;
 		}
 
-		ret = ocfs2_rotate_subtree_right(inode, handle, left_path,
+		ret = ocfs2_rotate_subtree_right(handle, et, left_path,
 						 right_path, start);
 		if (ret) {
 			mlog_errno(ret);
@@ -2462,8 +2550,7 @@ static int ocfs2_rotate_tree_right(struct inode *inode,
 		 */
 		ocfs2_mv_path(right_path, left_path);
 
-		ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb, right_path,
-						    &cpos);
+		ret = ocfs2_find_cpos_for_left_leaf(sb, right_path, &cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -2477,7 +2564,8 @@ out_ret_path:
 	return ret;
 }
 
-static int ocfs2_update_edge_lengths(struct inode *inode, handle_t *handle,
+static int ocfs2_update_edge_lengths(handle_t *handle,
+				     struct ocfs2_extent_tree *et,
 				     int subtree_index, struct ocfs2_path *path)
 {
 	int i, idx, ret;
@@ -2502,7 +2590,7 @@ static int ocfs2_update_edge_lengths(struct inode *inode, handle_t *handle,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_path(inode, handle, path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, path);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -2532,7 +2620,8 @@ out:
 	return ret;
 }
 
-static void ocfs2_unlink_path(struct inode *inode, handle_t *handle,
+static void ocfs2_unlink_path(handle_t *handle,
+			      struct ocfs2_extent_tree *et,
 			      struct ocfs2_cached_dealloc_ctxt *dealloc,
 			      struct ocfs2_path *path, int unlink_start)
 {
@@ -2554,12 +2643,12 @@ static void ocfs2_unlink_path(struct inode *inode, handle_t *handle,
 			mlog(ML_ERROR,
 			     "Inode %llu, attempted to remove extent block "
 			     "%llu with %u records\n",
-			     (unsigned long long)OCFS2_I(inode)->ip_blkno,
+			     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 			     (unsigned long long)le64_to_cpu(eb->h_blkno),
 			     le16_to_cpu(el->l_next_free_rec));
 
 			ocfs2_journal_dirty(handle, bh);
-			ocfs2_remove_from_cache(inode, bh);
+			ocfs2_remove_from_cache(et->et_ci, bh);
 			continue;
 		}
 
@@ -2572,11 +2661,12 @@ static void ocfs2_unlink_path(struct inode *inode, handle_t *handle,
 		if (ret)
 			mlog_errno(ret);
 
-		ocfs2_remove_from_cache(inode, bh);
+		ocfs2_remove_from_cache(et->et_ci, bh);
 	}
 }
 
-static void ocfs2_unlink_subtree(struct inode *inode, handle_t *handle,
+static void ocfs2_unlink_subtree(handle_t *handle,
+				 struct ocfs2_extent_tree *et,
 				 struct ocfs2_path *left_path,
 				 struct ocfs2_path *right_path,
 				 int subtree_index,
@@ -2607,17 +2697,17 @@ static void ocfs2_unlink_subtree(struct inode *inode, handle_t *handle,
 	ocfs2_journal_dirty(handle, root_bh);
 	ocfs2_journal_dirty(handle, path_leaf_bh(left_path));
 
-	ocfs2_unlink_path(inode, handle, dealloc, right_path,
+	ocfs2_unlink_path(handle, et, dealloc, right_path,
 			  subtree_index + 1);
 }
 
-static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
+static int ocfs2_rotate_subtree_left(handle_t *handle,
+				     struct ocfs2_extent_tree *et,
 				     struct ocfs2_path *left_path,
 				     struct ocfs2_path *right_path,
 				     int subtree_index,
 				     struct ocfs2_cached_dealloc_ctxt *dealloc,
-				     int *deleted,
-				     struct ocfs2_extent_tree *et)
+				     int *deleted)
 {
 	int ret, i, del_right_subtree = 0, right_has_empty = 0;
 	struct buffer_head *root_bh, *et_root_bh = path_root_bh(right_path);
@@ -2653,7 +2743,7 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 			return -EAGAIN;
 
 		if (le16_to_cpu(right_leaf_el->l_next_free_rec) > 1) {
-			ret = ocfs2_journal_access_eb(handle, inode,
+			ret = ocfs2_journal_access_eb(handle, et->et_ci,
 						      path_leaf_bh(right_path),
 						      OCFS2_JOURNAL_ACCESS_WRITE);
 			if (ret) {
@@ -2672,7 +2762,7 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 		 * We have to update i_last_eb_blk during the meta
 		 * data delete.
 		 */
-		ret = ocfs2_et_root_journal_access(handle, inode, et,
+		ret = ocfs2_et_root_journal_access(handle, et,
 						   OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
 			mlog_errno(ret);
@@ -2688,7 +2778,7 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 	 */
 	BUG_ON(right_has_empty && !del_right_subtree);
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, right_path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, right_path,
 					   subtree_index);
 	if (ret) {
 		mlog_errno(ret);
@@ -2696,14 +2786,14 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 	}
 
 	for(i = subtree_index + 1; i < path_num_items(right_path); i++) {
-		ret = ocfs2_path_bh_journal_access(handle, inode,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 						   right_path, i);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		ret = ocfs2_path_bh_journal_access(handle, inode,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 						   left_path, i);
 		if (ret) {
 			mlog_errno(ret);
@@ -2740,9 +2830,9 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 		mlog_errno(ret);
 
 	if (del_right_subtree) {
-		ocfs2_unlink_subtree(inode, handle, left_path, right_path,
+		ocfs2_unlink_subtree(handle, et, left_path, right_path,
 				     subtree_index, dealloc);
-		ret = ocfs2_update_edge_lengths(inode, handle, subtree_index,
+		ret = ocfs2_update_edge_lengths(handle, et, subtree_index,
 						left_path);
 		if (ret) {
 			mlog_errno(ret);
@@ -2766,7 +2856,7 @@ static int ocfs2_rotate_subtree_left(struct inode *inode, handle_t *handle,
 
 		*deleted = 1;
 	} else
-		ocfs2_complete_edge_insert(inode, handle, left_path, right_path,
+		ocfs2_complete_edge_insert(handle, left_path, right_path,
 					   subtree_index);
 
 out:
@@ -2852,8 +2942,8 @@ out:
 	return ret;
 }
 
-static int ocfs2_rotate_rightmost_leaf_left(struct inode *inode,
-					    handle_t *handle,
+static int ocfs2_rotate_rightmost_leaf_left(handle_t *handle,
+					    struct ocfs2_extent_tree *et,
 					    struct ocfs2_path *path)
 {
 	int ret;
@@ -2863,7 +2953,7 @@ static int ocfs2_rotate_rightmost_leaf_left(struct inode *inode,
 	if (!ocfs2_is_empty_extent(&el->l_recs[0]))
 		return 0;
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, path,
 					   path_num_items(path) - 1);
 	if (ret) {
 		mlog_errno(ret);
@@ -2880,24 +2970,24 @@ out:
 	return ret;
 }
 
-static int __ocfs2_rotate_tree_left(struct inode *inode,
-				    handle_t *handle, int orig_credits,
+static int __ocfs2_rotate_tree_left(handle_t *handle,
+				    struct ocfs2_extent_tree *et,
+				    int orig_credits,
 				    struct ocfs2_path *path,
 				    struct ocfs2_cached_dealloc_ctxt *dealloc,
-				    struct ocfs2_path **empty_extent_path,
-				    struct ocfs2_extent_tree *et)
+				    struct ocfs2_path **empty_extent_path)
 {
 	int ret, subtree_root, deleted;
 	u32 right_cpos;
 	struct ocfs2_path *left_path = NULL;
 	struct ocfs2_path *right_path = NULL;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
 
 	BUG_ON(!ocfs2_is_empty_extent(&(path_leaf_el(path)->l_recs[0])));
 
 	*empty_extent_path = NULL;
 
-	ret = ocfs2_find_cpos_for_right_leaf(inode->i_sb, path,
-					     &right_cpos);
+	ret = ocfs2_find_cpos_for_right_leaf(sb, path, &right_cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -2920,13 +3010,13 @@ static int __ocfs2_rotate_tree_left(struct inode *inode,
 	}
 
 	while (right_cpos) {
-		ret = ocfs2_find_path(inode, right_path, right_cpos);
+		ret = ocfs2_find_path(et->et_ci, right_path, right_cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		subtree_root = ocfs2_find_subtree_root(inode, left_path,
+		subtree_root = ocfs2_find_subtree_root(et, left_path,
 						       right_path);
 
 		mlog(0, "Subtree root at index %d (blk %llu, depth %d)\n",
@@ -2946,16 +3036,16 @@ static int __ocfs2_rotate_tree_left(struct inode *inode,
 		 * Caller might still want to make changes to the
 		 * tree root, so re-add it to the journal here.
 		 */
-		ret = ocfs2_path_bh_journal_access(handle, inode,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 						   left_path, 0);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		ret = ocfs2_rotate_subtree_left(inode, handle, left_path,
+		ret = ocfs2_rotate_subtree_left(handle, et, left_path,
 						right_path, subtree_root,
-						dealloc, &deleted, et);
+						dealloc, &deleted);
 		if (ret == -EAGAIN) {
 			/*
 			 * The rotation has to temporarily stop due to
@@ -2982,7 +3072,7 @@ static int __ocfs2_rotate_tree_left(struct inode *inode,
 
 		ocfs2_mv_path(left_path, right_path);
 
-		ret = ocfs2_find_cpos_for_right_leaf(inode->i_sb, left_path,
+		ret = ocfs2_find_cpos_for_right_leaf(sb, left_path,
 						     &right_cpos);
 		if (ret) {
 			mlog_errno(ret);
@@ -2997,10 +3087,10 @@ out:
 	return ret;
 }
 
-static int ocfs2_remove_rightmost_path(struct inode *inode, handle_t *handle,
+static int ocfs2_remove_rightmost_path(handle_t *handle,
+				struct ocfs2_extent_tree *et,
 				struct ocfs2_path *path,
-				struct ocfs2_cached_dealloc_ctxt *dealloc,
-				struct ocfs2_extent_tree *et)
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
 {
 	int ret, subtree_index;
 	u32 cpos;
@@ -3009,7 +3099,7 @@ static int ocfs2_remove_rightmost_path(struct inode *inode, handle_t *handle,
 	struct ocfs2_extent_list *el;
 
 
-	ret = ocfs2_et_sanity_check(inode, et);
+	ret = ocfs2_et_sanity_check(et);
 	if (ret)
 		goto out;
 	/*
@@ -3024,13 +3114,14 @@ static int ocfs2_remove_rightmost_path(struct inode *inode, handle_t *handle,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_path(inode, handle, path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, path);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
 	}
 
-	ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb, path, &cpos);
+	ret = ocfs2_find_cpos_for_left_leaf(ocfs2_metadata_cache_get_super(et->et_ci),
+					    path, &cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -3048,23 +3139,23 @@ static int ocfs2_remove_rightmost_path(struct inode *inode, handle_t *handle,
 			goto out;
 		}
 
-		ret = ocfs2_find_path(inode, left_path, cpos);
+		ret = ocfs2_find_path(et->et_ci, left_path, cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		ret = ocfs2_journal_access_path(inode, handle, left_path);
+		ret = ocfs2_journal_access_path(et->et_ci, handle, left_path);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		subtree_index = ocfs2_find_subtree_root(inode, left_path, path);
+		subtree_index = ocfs2_find_subtree_root(et, left_path, path);
 
-		ocfs2_unlink_subtree(inode, handle, left_path, path,
+		ocfs2_unlink_subtree(handle, et, left_path, path,
 				     subtree_index, dealloc);
-		ret = ocfs2_update_edge_lengths(inode, handle, subtree_index,
+		ret = ocfs2_update_edge_lengths(handle, et, subtree_index,
 						left_path);
 		if (ret) {
 			mlog_errno(ret);
@@ -3078,10 +3169,10 @@ static int ocfs2_remove_rightmost_path(struct inode *inode, handle_t *handle,
 		 * 'path' is also the leftmost path which
 		 * means it must be the only one. This gets
 		 * handled differently because we want to
-		 * revert the inode back to having extents
+		 * revert the root back to having extents
 		 * in-line.
 		 */
-		ocfs2_unlink_path(inode, handle, dealloc, path, 1);
+		ocfs2_unlink_path(handle, et, dealloc, path, 1);
 
 		el = et->et_root_el;
 		el->l_tree_depth = 0;
@@ -3114,10 +3205,10 @@ out:
  * the rightmost tree leaf record is removed so the caller is
  * responsible for detecting and correcting that.
  */
-static int ocfs2_rotate_tree_left(struct inode *inode, handle_t *handle,
+static int ocfs2_rotate_tree_left(handle_t *handle,
+				  struct ocfs2_extent_tree *et,
 				  struct ocfs2_path *path,
-				  struct ocfs2_cached_dealloc_ctxt *dealloc,
-				  struct ocfs2_extent_tree *et)
+				  struct ocfs2_cached_dealloc_ctxt *dealloc)
 {
 	int ret, orig_credits = handle->h_buffer_credits;
 	struct ocfs2_path *tmp_path = NULL, *restart_path = NULL;
@@ -3134,8 +3225,7 @@ rightmost_no_delete:
 		 * Inline extents. This is trivially handled, so do
 		 * it up front.
 		 */
-		ret = ocfs2_rotate_rightmost_leaf_left(inode, handle,
-						       path);
+		ret = ocfs2_rotate_rightmost_leaf_left(handle, et, path);
 		if (ret)
 			mlog_errno(ret);
 		goto out;
@@ -3151,7 +3241,7 @@ rightmost_no_delete:
 	 *
 	 *  1) is handled via ocfs2_rotate_rightmost_leaf_left()
 	 *  2a) we need the left branch so that we can update it with the unlink
-	 *  2b) we need to bring the inode back to inline extents.
+	 *  2b) we need to bring the root back to inline extents.
 	 */
 
 	eb = (struct ocfs2_extent_block *)path_leaf_bh(path)->b_data;
@@ -3167,9 +3257,9 @@ rightmost_no_delete:
 
 		if (le16_to_cpu(el->l_next_free_rec) == 0) {
 			ret = -EIO;
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu has empty extent block at %llu",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno,
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu has empty extent block at %llu",
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 				    (unsigned long long)le64_to_cpu(eb->h_blkno));
 			goto out;
 		}
@@ -3183,8 +3273,8 @@ rightmost_no_delete:
 		 * nonempty list.
 		 */
 
-		ret = ocfs2_remove_rightmost_path(inode, handle, path,
-						  dealloc, et);
+		ret = ocfs2_remove_rightmost_path(handle, et, path,
+						  dealloc);
 		if (ret)
 			mlog_errno(ret);
 		goto out;
@@ -3195,8 +3285,8 @@ rightmost_no_delete:
 	 * and restarting from there.
 	 */
 try_rotate:
-	ret = __ocfs2_rotate_tree_left(inode, handle, orig_credits, path,
-				       dealloc, &restart_path, et);
+	ret = __ocfs2_rotate_tree_left(handle, et, orig_credits, path,
+				       dealloc, &restart_path);
 	if (ret && ret != -EAGAIN) {
 		mlog_errno(ret);
 		goto out;
@@ -3206,9 +3296,9 @@ try_rotate:
 		tmp_path = restart_path;
 		restart_path = NULL;
 
-		ret = __ocfs2_rotate_tree_left(inode, handle, orig_credits,
+		ret = __ocfs2_rotate_tree_left(handle, et, orig_credits,
 					       tmp_path, dealloc,
-					       &restart_path, et);
+					       &restart_path);
 		if (ret && ret != -EAGAIN) {
 			mlog_errno(ret);
 			goto out;
@@ -3259,7 +3349,7 @@ static void ocfs2_cleanup_merge(struct ocfs2_extent_list *el,
 	}
 }
 
-static int ocfs2_get_right_path(struct inode *inode,
+static int ocfs2_get_right_path(struct ocfs2_extent_tree *et,
 				struct ocfs2_path *left_path,
 				struct ocfs2_path **ret_right_path)
 {
@@ -3276,8 +3366,8 @@ static int ocfs2_get_right_path(struct inode *inode,
 	left_el = path_leaf_el(left_path);
 	BUG_ON(left_el->l_next_free_rec != left_el->l_count);
 
-	ret = ocfs2_find_cpos_for_right_leaf(inode->i_sb, left_path,
-					     &right_cpos);
+	ret = ocfs2_find_cpos_for_right_leaf(ocfs2_metadata_cache_get_super(et->et_ci),
+					     left_path, &right_cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -3293,7 +3383,7 @@ static int ocfs2_get_right_path(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_path(inode, right_path, right_cpos);
+	ret = ocfs2_find_path(et->et_ci, right_path, right_cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -3313,9 +3403,9 @@ out:
  * For index == l_count - 1, the "next" means the 1st extent rec of the
  * next extent block.
  */
-static int ocfs2_merge_rec_right(struct inode *inode,
-				 struct ocfs2_path *left_path,
+static int ocfs2_merge_rec_right(struct ocfs2_path *left_path,
 				 handle_t *handle,
+				 struct ocfs2_extent_tree *et,
 				 struct ocfs2_extent_rec *split_rec,
 				 int index)
 {
@@ -3336,7 +3426,7 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 	if (index == le16_to_cpu(el->l_next_free_rec) - 1 &&
 	    le16_to_cpu(el->l_next_free_rec) == le16_to_cpu(el->l_count)) {
 		/* we meet with a cross extent block merge. */
-		ret = ocfs2_get_right_path(inode, left_path, &right_path);
+		ret = ocfs2_get_right_path(et, left_path, &right_path);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -3355,8 +3445,8 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 		       le16_to_cpu(left_rec->e_leaf_clusters) !=
 		       le32_to_cpu(right_rec->e_cpos));
 
-		subtree_index = ocfs2_find_subtree_root(inode,
-							left_path, right_path);
+		subtree_index = ocfs2_find_subtree_root(et, left_path,
+							right_path);
 
 		ret = ocfs2_extend_rotate_transaction(handle, subtree_index,
 						      handle->h_buffer_credits,
@@ -3369,7 +3459,7 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 		root_bh = left_path->p_node[subtree_index].bh;
 		BUG_ON(root_bh != right_path->p_node[subtree_index].bh);
 
-		ret = ocfs2_path_bh_journal_access(handle, inode, right_path,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci, right_path,
 						   subtree_index);
 		if (ret) {
 			mlog_errno(ret);
@@ -3378,14 +3468,14 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 
 		for (i = subtree_index + 1;
 		     i < path_num_items(right_path); i++) {
-			ret = ocfs2_path_bh_journal_access(handle, inode,
+			ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 							   right_path, i);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
 			}
 
-			ret = ocfs2_path_bh_journal_access(handle, inode,
+			ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 							   left_path, i);
 			if (ret) {
 				mlog_errno(ret);
@@ -3398,7 +3488,7 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 		right_rec = &el->l_recs[index + 1];
 	}
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, left_path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, left_path,
 					   path_num_items(left_path) - 1);
 	if (ret) {
 		mlog_errno(ret);
@@ -3409,7 +3499,8 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 
 	le32_add_cpu(&right_rec->e_cpos, -split_clusters);
 	le64_add_cpu(&right_rec->e_blkno,
-		     -ocfs2_clusters_to_blocks(inode->i_sb, split_clusters));
+		     -ocfs2_clusters_to_blocks(ocfs2_metadata_cache_get_super(et->et_ci),
+					       split_clusters));
 	le16_add_cpu(&right_rec->e_leaf_clusters, split_clusters);
 
 	ocfs2_cleanup_merge(el, index);
@@ -3423,8 +3514,8 @@ static int ocfs2_merge_rec_right(struct inode *inode,
 		if (ret)
 			mlog_errno(ret);
 
-		ocfs2_complete_edge_insert(inode, handle, left_path,
-					   right_path, subtree_index);
+		ocfs2_complete_edge_insert(handle, left_path, right_path,
+					   subtree_index);
 	}
 out:
 	if (right_path)
@@ -3432,7 +3523,7 @@ out:
 	return ret;
 }
 
-static int ocfs2_get_left_path(struct inode *inode,
+static int ocfs2_get_left_path(struct ocfs2_extent_tree *et,
 			       struct ocfs2_path *right_path,
 			       struct ocfs2_path **ret_left_path)
 {
@@ -3445,7 +3536,7 @@ static int ocfs2_get_left_path(struct inode *inode,
 	/* This function shouldn't be called for non-trees. */
 	BUG_ON(right_path->p_tree_depth == 0);
 
-	ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb,
+	ret = ocfs2_find_cpos_for_left_leaf(ocfs2_metadata_cache_get_super(et->et_ci),
 					    right_path, &left_cpos);
 	if (ret) {
 		mlog_errno(ret);
@@ -3462,7 +3553,7 @@ static int ocfs2_get_left_path(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_path(inode, left_path, left_cpos);
+	ret = ocfs2_find_path(et->et_ci, left_path, left_cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -3485,12 +3576,11 @@ out:
  * remove the rightmost leaf extent block in the right_path and change
  * the right path to indicate the new rightmost path.
  */
-static int ocfs2_merge_rec_left(struct inode *inode,
-				struct ocfs2_path *right_path,
+static int ocfs2_merge_rec_left(struct ocfs2_path *right_path,
 				handle_t *handle,
+				struct ocfs2_extent_tree *et,
 				struct ocfs2_extent_rec *split_rec,
 				struct ocfs2_cached_dealloc_ctxt *dealloc,
-				struct ocfs2_extent_tree *et,
 				int index)
 {
 	int ret, i, subtree_index = 0, has_empty_extent = 0;
@@ -3508,7 +3598,7 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 	right_rec = &el->l_recs[index];
 	if (index == 0) {
 		/* we meet with a cross extent block merge. */
-		ret = ocfs2_get_left_path(inode, right_path, &left_path);
+		ret = ocfs2_get_left_path(et, right_path, &left_path);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -3524,8 +3614,8 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 		       le16_to_cpu(left_rec->e_leaf_clusters) !=
 		       le32_to_cpu(split_rec->e_cpos));
 
-		subtree_index = ocfs2_find_subtree_root(inode,
-							left_path, right_path);
+		subtree_index = ocfs2_find_subtree_root(et, left_path,
+							right_path);
 
 		ret = ocfs2_extend_rotate_transaction(handle, subtree_index,
 						      handle->h_buffer_credits,
@@ -3538,7 +3628,7 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 		root_bh = left_path->p_node[subtree_index].bh;
 		BUG_ON(root_bh != right_path->p_node[subtree_index].bh);
 
-		ret = ocfs2_path_bh_journal_access(handle, inode, right_path,
+		ret = ocfs2_path_bh_journal_access(handle, et->et_ci, right_path,
 						   subtree_index);
 		if (ret) {
 			mlog_errno(ret);
@@ -3547,14 +3637,14 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 
 		for (i = subtree_index + 1;
 		     i < path_num_items(right_path); i++) {
-			ret = ocfs2_path_bh_journal_access(handle, inode,
+			ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 							   right_path, i);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
 			}
 
-			ret = ocfs2_path_bh_journal_access(handle, inode,
+			ret = ocfs2_path_bh_journal_access(handle, et->et_ci,
 							   left_path, i);
 			if (ret) {
 				mlog_errno(ret);
@@ -3567,7 +3657,7 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 			has_empty_extent = 1;
 	}
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, right_path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, right_path,
 					   path_num_items(right_path) - 1);
 	if (ret) {
 		mlog_errno(ret);
@@ -3586,7 +3676,8 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 
 	le32_add_cpu(&right_rec->e_cpos, split_clusters);
 	le64_add_cpu(&right_rec->e_blkno,
-		     ocfs2_clusters_to_blocks(inode->i_sb, split_clusters));
+		     ocfs2_clusters_to_blocks(ocfs2_metadata_cache_get_super(et->et_ci),
+					      split_clusters));
 	le16_add_cpu(&right_rec->e_leaf_clusters, -split_clusters);
 
 	ocfs2_cleanup_merge(el, index);
@@ -3608,9 +3699,9 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 		if (le16_to_cpu(right_rec->e_leaf_clusters) == 0 &&
 		    le16_to_cpu(el->l_next_free_rec) == 1) {
 
-			ret = ocfs2_remove_rightmost_path(inode, handle,
+			ret = ocfs2_remove_rightmost_path(handle, et,
 							  right_path,
-							  dealloc, et);
+							  dealloc);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
@@ -3622,7 +3713,7 @@ static int ocfs2_merge_rec_left(struct inode *inode,
 			ocfs2_mv_path(right_path, left_path);
 			left_path = NULL;
 		} else
-			ocfs2_complete_edge_insert(inode, handle, left_path,
+			ocfs2_complete_edge_insert(handle, left_path,
 						   right_path, subtree_index);
 	}
 out:
@@ -3631,15 +3722,13 @@ out:
 	return ret;
 }
 
-static int ocfs2_try_to_merge_extent(struct inode *inode,
-				     handle_t *handle,
+static int ocfs2_try_to_merge_extent(handle_t *handle,
+				     struct ocfs2_extent_tree *et,
 				     struct ocfs2_path *path,
 				     int split_index,
 				     struct ocfs2_extent_rec *split_rec,
 				     struct ocfs2_cached_dealloc_ctxt *dealloc,
-				     struct ocfs2_merge_ctxt *ctxt,
-				     struct ocfs2_extent_tree *et)
-
+				     struct ocfs2_merge_ctxt *ctxt)
 {
 	int ret = 0;
 	struct ocfs2_extent_list *el = path_leaf_el(path);
@@ -3655,8 +3744,7 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 		 * extents - having more than one in a leaf is
 		 * illegal.
 		 */
-		ret = ocfs2_rotate_tree_left(inode, handle, path,
-					     dealloc, et);
+		ret = ocfs2_rotate_tree_left(handle, et, path, dealloc);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -3685,8 +3773,7 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 		 * prevoius extent block. It is more efficient and easier
 		 * if we do merge_right first and merge_left later.
 		 */
-		ret = ocfs2_merge_rec_right(inode, path,
-					    handle, split_rec,
+		ret = ocfs2_merge_rec_right(path, handle, et, split_rec,
 					    split_index);
 		if (ret) {
 			mlog_errno(ret);
@@ -3699,8 +3786,7 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 		BUG_ON(!ocfs2_is_empty_extent(&el->l_recs[0]));
 
 		/* The merge left us with an empty extent, remove it. */
-		ret = ocfs2_rotate_tree_left(inode, handle, path,
-					     dealloc, et);
+		ret = ocfs2_rotate_tree_left(handle, et, path, dealloc);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -3712,18 +3798,15 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 		 * Note that we don't pass split_rec here on purpose -
 		 * we've merged it into the rec already.
 		 */
-		ret = ocfs2_merge_rec_left(inode, path,
-					   handle, rec,
-					   dealloc, et,
-					   split_index);
+		ret = ocfs2_merge_rec_left(path, handle, et, rec,
+					   dealloc, split_index);
 
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
-		ret = ocfs2_rotate_tree_left(inode, handle, path,
-					     dealloc, et);
+		ret = ocfs2_rotate_tree_left(handle, et, path, dealloc);
 		/*
 		 * Error from this last rotate is not critical, so
 		 * print but don't bubble it up.
@@ -3740,19 +3823,16 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 		 * the record on the left (hence the left merge).
 		 */
 		if (ctxt->c_contig_type == CONTIG_RIGHT) {
-			ret = ocfs2_merge_rec_left(inode,
-						   path,
-						   handle, split_rec,
-						   dealloc, et,
+			ret = ocfs2_merge_rec_left(path, handle, et,
+						   split_rec, dealloc,
 						   split_index);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
 			}
 		} else {
-			ret = ocfs2_merge_rec_right(inode,
-						    path,
-						    handle, split_rec,
+			ret = ocfs2_merge_rec_right(path, handle,
+						    et, split_rec,
 						    split_index);
 			if (ret) {
 				mlog_errno(ret);
@@ -3765,8 +3845,8 @@ static int ocfs2_try_to_merge_extent(struct inode *inode,
 			 * The merge may have left an empty extent in
 			 * our leaf. Try to rotate it away.
 			 */
-			ret = ocfs2_rotate_tree_left(inode, handle, path,
-						     dealloc, et);
+			ret = ocfs2_rotate_tree_left(handle, et, path,
+						     dealloc);
 			if (ret)
 				mlog_errno(ret);
 			ret = 0;
@@ -3812,10 +3892,10 @@ static void ocfs2_subtract_from_rec(struct super_block *sb,
  * list. If this leaf is part of an allocation tree, it is assumed
  * that the tree above has been prepared.
  */
-static void ocfs2_insert_at_leaf(struct ocfs2_extent_rec *insert_rec,
+static void ocfs2_insert_at_leaf(struct ocfs2_extent_tree *et,
+				 struct ocfs2_extent_rec *insert_rec,
 				 struct ocfs2_extent_list *el,
-				 struct ocfs2_insert_type *insert,
-				 struct inode *inode)
+				 struct ocfs2_insert_type *insert)
 {
 	int i = insert->ins_contig_index;
 	unsigned int range;
@@ -3827,7 +3907,8 @@ static void ocfs2_insert_at_leaf(struct ocfs2_extent_rec *insert_rec,
 		i = ocfs2_search_extent_list(el, le32_to_cpu(insert_rec->e_cpos));
 		BUG_ON(i == -1);
 		rec = &el->l_recs[i];
-		ocfs2_subtract_from_rec(inode->i_sb, insert->ins_split, rec,
+		ocfs2_subtract_from_rec(ocfs2_metadata_cache_get_super(et->et_ci),
+					insert->ins_split, rec,
 					insert_rec);
 		goto rotate;
 	}
@@ -3869,10 +3950,10 @@ static void ocfs2_insert_at_leaf(struct ocfs2_extent_rec *insert_rec,
 
 		mlog_bug_on_msg(le16_to_cpu(el->l_next_free_rec) >=
 				le16_to_cpu(el->l_count),
-				"inode %lu, depth %u, count %u, next free %u, "
+				"owner %llu, depth %u, count %u, next free %u, "
 				"rec.cpos %u, rec.clusters %u, "
 				"insert.cpos %u, insert.clusters %u\n",
-				inode->i_ino,
+				ocfs2_metadata_cache_owner(et->et_ci),
 				le16_to_cpu(el->l_tree_depth),
 				le16_to_cpu(el->l_count),
 				le16_to_cpu(el->l_next_free_rec),
@@ -3900,8 +3981,8 @@ rotate:
 	ocfs2_rotate_leaf(el, insert_rec);
 }
 
-static void ocfs2_adjust_rightmost_records(struct inode *inode,
-					   handle_t *handle,
+static void ocfs2_adjust_rightmost_records(handle_t *handle,
+					   struct ocfs2_extent_tree *et,
 					   struct ocfs2_path *path,
 					   struct ocfs2_extent_rec *insert_rec)
 {
@@ -3919,9 +4000,9 @@ static void ocfs2_adjust_rightmost_records(struct inode *inode,
 
 		next_free = le16_to_cpu(el->l_next_free_rec);
 		if (next_free == 0) {
-			ocfs2_error(inode->i_sb,
-				    "Dinode %llu has a bad extent list",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno);
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu has a bad extent list",
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci));
 			ret = -EIO;
 			return;
 		}
@@ -3941,7 +4022,8 @@ static void ocfs2_adjust_rightmost_records(struct inode *inode,
 	}
 }
 
-static int ocfs2_append_rec_to_path(struct inode *inode, handle_t *handle,
+static int ocfs2_append_rec_to_path(handle_t *handle,
+				    struct ocfs2_extent_tree *et,
 				    struct ocfs2_extent_rec *insert_rec,
 				    struct ocfs2_path *right_path,
 				    struct ocfs2_path **ret_left_path)
@@ -3969,8 +4051,8 @@ static int ocfs2_append_rec_to_path(struct inode *inode, handle_t *handle,
 	    (next_free == 1 && ocfs2_is_empty_extent(&el->l_recs[0]))) {
 		u32 left_cpos;
 
-		ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb, right_path,
-						    &left_cpos);
+		ret = ocfs2_find_cpos_for_left_leaf(ocfs2_metadata_cache_get_super(et->et_ci),
+						    right_path, &left_cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -3992,7 +4074,8 @@ static int ocfs2_append_rec_to_path(struct inode *inode, handle_t *handle,
 				goto out;
 			}
 
-			ret = ocfs2_find_path(inode, left_path, left_cpos);
+			ret = ocfs2_find_path(et->et_ci, left_path,
+					      left_cpos);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
@@ -4005,13 +4088,13 @@ static int ocfs2_append_rec_to_path(struct inode *inode, handle_t *handle,
 		}
 	}
 
-	ret = ocfs2_journal_access_path(inode, handle, right_path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, right_path);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
 	}
 
-	ocfs2_adjust_rightmost_records(inode, handle, right_path, insert_rec);
+	ocfs2_adjust_rightmost_records(handle, et, right_path, insert_rec);
 
 	*ret_left_path = left_path;
 	ret = 0;
@@ -4022,7 +4105,7 @@ out:
 	return ret;
 }
 
-static void ocfs2_split_record(struct inode *inode,
+static void ocfs2_split_record(struct ocfs2_extent_tree *et,
 			       struct ocfs2_path *left_path,
 			       struct ocfs2_path *right_path,
 			       struct ocfs2_extent_rec *split_rec,
@@ -4095,7 +4178,8 @@ static void ocfs2_split_record(struct inode *inode,
 	}
 
 	rec = &el->l_recs[index];
-	ocfs2_subtract_from_rec(inode->i_sb, split, rec, split_rec);
+	ocfs2_subtract_from_rec(ocfs2_metadata_cache_get_super(et->et_ci),
+				split, rec, split_rec);
 	ocfs2_rotate_leaf(insert_el, split_rec);
 }
 
@@ -4107,8 +4191,8 @@ static void ocfs2_split_record(struct inode *inode,
  * in. left_path should only be passed in if we need to update that
  * portion of the tree after an edge insert.
  */
-static int ocfs2_insert_path(struct inode *inode,
-			     handle_t *handle,
+static int ocfs2_insert_path(handle_t *handle,
+			     struct ocfs2_extent_tree *et,
 			     struct ocfs2_path *left_path,
 			     struct ocfs2_path *right_path,
 			     struct ocfs2_extent_rec *insert_rec,
@@ -4134,7 +4218,7 @@ static int ocfs2_insert_path(struct inode *inode,
 			goto out;
 		}
 
-		ret = ocfs2_journal_access_path(inode, handle, left_path);
+		ret = ocfs2_journal_access_path(et->et_ci, handle, left_path);
 		if (ret < 0) {
 			mlog_errno(ret);
 			goto out;
@@ -4145,7 +4229,7 @@ static int ocfs2_insert_path(struct inode *inode,
 	 * Pass both paths to the journal. The majority of inserts
 	 * will be touching all components anyway.
 	 */
-	ret = ocfs2_journal_access_path(inode, handle, right_path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, right_path);
 	if (ret < 0) {
 		mlog_errno(ret);
 		goto out;
@@ -4157,7 +4241,7 @@ static int ocfs2_insert_path(struct inode *inode,
 		 * of splits, but it's easier to just let one separate
 		 * function sort it all out.
 		 */
-		ocfs2_split_record(inode, left_path, right_path,
+		ocfs2_split_record(et, left_path, right_path,
 				   insert_rec, insert->ins_split);
 
 		/*
@@ -4171,8 +4255,8 @@ static int ocfs2_insert_path(struct inode *inode,
 			if (ret)
 				mlog_errno(ret);
 	} else
-		ocfs2_insert_at_leaf(insert_rec, path_leaf_el(right_path),
-				     insert, inode);
+		ocfs2_insert_at_leaf(et, insert_rec, path_leaf_el(right_path),
+				     insert);
 
 	ret = ocfs2_journal_dirty(handle, leaf_bh);
 	if (ret)
@@ -4185,10 +4269,10 @@ static int ocfs2_insert_path(struct inode *inode,
 		 *
 		 * XXX: Should we extend the transaction here?
 		 */
-		subtree_index = ocfs2_find_subtree_root(inode, left_path,
+		subtree_index = ocfs2_find_subtree_root(et, left_path,
 							right_path);
-		ocfs2_complete_edge_insert(inode, handle, left_path,
-					   right_path, subtree_index);
+		ocfs2_complete_edge_insert(handle, left_path, right_path,
+					   subtree_index);
 	}
 
 	ret = 0;
@@ -4196,8 +4280,7 @@ out:
 	return ret;
 }
 
-static int ocfs2_do_insert_extent(struct inode *inode,
-				  handle_t *handle,
+static int ocfs2_do_insert_extent(handle_t *handle,
 				  struct ocfs2_extent_tree *et,
 				  struct ocfs2_extent_rec *insert_rec,
 				  struct ocfs2_insert_type *type)
@@ -4210,7 +4293,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 
 	el = et->et_root_el;
 
-	ret = ocfs2_et_root_journal_access(handle, inode, et,
+	ret = ocfs2_et_root_journal_access(handle, et,
 					   OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -4218,7 +4301,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 	}
 
 	if (le16_to_cpu(el->l_tree_depth) == 0) {
-		ocfs2_insert_at_leaf(insert_rec, el, type, inode);
+		ocfs2_insert_at_leaf(et, insert_rec, el, type);
 		goto out_update_clusters;
 	}
 
@@ -4241,7 +4324,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 		cpos = UINT_MAX;
 	}
 
-	ret = ocfs2_find_path(inode, right_path, cpos);
+	ret = ocfs2_find_path(et->et_ci, right_path, cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -4260,7 +4343,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 	 * can wind up skipping both of these two special cases...
 	 */
 	if (rotate) {
-		ret = ocfs2_rotate_tree_right(inode, handle, type->ins_split,
+		ret = ocfs2_rotate_tree_right(handle, et, type->ins_split,
 					      le32_to_cpu(insert_rec->e_cpos),
 					      right_path, &left_path);
 		if (ret) {
@@ -4272,7 +4355,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 		 * ocfs2_rotate_tree_right() might have extended the
 		 * transaction without re-journaling our tree root.
 		 */
-		ret = ocfs2_et_root_journal_access(handle, inode, et,
+		ret = ocfs2_et_root_journal_access(handle, et,
 						   OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
 			mlog_errno(ret);
@@ -4280,7 +4363,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 		}
 	} else if (type->ins_appending == APPEND_TAIL
 		   && type->ins_contig != CONTIG_LEFT) {
-		ret = ocfs2_append_rec_to_path(inode, handle, insert_rec,
+		ret = ocfs2_append_rec_to_path(handle, et, insert_rec,
 					       right_path, &left_path);
 		if (ret) {
 			mlog_errno(ret);
@@ -4288,7 +4371,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 		}
 	}
 
-	ret = ocfs2_insert_path(inode, handle, left_path, right_path,
+	ret = ocfs2_insert_path(handle, et, left_path, right_path,
 				insert_rec, type);
 	if (ret) {
 		mlog_errno(ret);
@@ -4297,7 +4380,7 @@ static int ocfs2_do_insert_extent(struct inode *inode,
 
 out_update_clusters:
 	if (type->ins_split == SPLIT_NONE)
-		ocfs2_et_update_clusters(inode, et,
+		ocfs2_et_update_clusters(et,
 					 le16_to_cpu(insert_rec->e_leaf_clusters));
 
 	ret = ocfs2_journal_dirty(handle, et->et_root_bh);
@@ -4312,7 +4395,8 @@ out:
 }
 
 static enum ocfs2_contig_type
-ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
+ocfs2_figure_merge_contig_type(struct ocfs2_extent_tree *et,
+			       struct ocfs2_path *path,
 			       struct ocfs2_extent_list *el, int index,
 			       struct ocfs2_extent_rec *split_rec)
 {
@@ -4324,12 +4408,12 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 	struct ocfs2_path *left_path = NULL, *right_path = NULL;
 	struct buffer_head *bh;
 	struct ocfs2_extent_block *eb;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
 
 	if (index > 0) {
 		rec = &el->l_recs[index - 1];
 	} else if (path->p_tree_depth > 0) {
-		status = ocfs2_find_cpos_for_left_leaf(inode->i_sb,
-						       path, &left_cpos);
+		status = ocfs2_find_cpos_for_left_leaf(sb, path, &left_cpos);
 		if (status)
 			goto out;
 
@@ -4338,7 +4422,8 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 			if (!left_path)
 				goto out;
 
-			status = ocfs2_find_path(inode, left_path, left_cpos);
+			status = ocfs2_find_path(et->et_ci, left_path,
+						 left_cpos);
 			if (status)
 				goto out;
 
@@ -4348,7 +4433,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 			    le16_to_cpu(new_el->l_count)) {
 				bh = path_leaf_bh(left_path);
 				eb = (struct ocfs2_extent_block *)bh->b_data;
-				ocfs2_error(inode->i_sb,
+				ocfs2_error(sb,
 					    "Extent block #%llu has an "
 					    "invalid l_next_free_rec of "
 					    "%d.  It should have "
@@ -4373,7 +4458,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 			if (split_rec->e_cpos == el->l_recs[index].e_cpos)
 				ret = CONTIG_RIGHT;
 		} else {
-			ret = ocfs2_extent_contig(inode, rec, split_rec);
+			ret = ocfs2_et_extent_contig(et, rec, split_rec);
 		}
 	}
 
@@ -4382,8 +4467,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 		rec = &el->l_recs[index + 1];
 	else if (le16_to_cpu(el->l_next_free_rec) == le16_to_cpu(el->l_count) &&
 		 path->p_tree_depth > 0) {
-		status = ocfs2_find_cpos_for_right_leaf(inode->i_sb,
-							path, &right_cpos);
+		status = ocfs2_find_cpos_for_right_leaf(sb, path, &right_cpos);
 		if (status)
 			goto out;
 
@@ -4394,7 +4478,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 		if (!right_path)
 			goto out;
 
-		status = ocfs2_find_path(inode, right_path, right_cpos);
+		status = ocfs2_find_path(et->et_ci, right_path, right_cpos);
 		if (status)
 			goto out;
 
@@ -4404,7 +4488,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 			if (le16_to_cpu(new_el->l_next_free_rec) <= 1) {
 				bh = path_leaf_bh(right_path);
 				eb = (struct ocfs2_extent_block *)bh->b_data;
-				ocfs2_error(inode->i_sb,
+				ocfs2_error(sb,
 					    "Extent block #%llu has an "
 					    "invalid l_next_free_rec of %d",
 					    (unsigned long long)le64_to_cpu(eb->h_blkno),
@@ -4419,7 +4503,7 @@ ocfs2_figure_merge_contig_type(struct inode *inode, struct ocfs2_path *path,
 	if (rec) {
 		enum ocfs2_contig_type contig_type;
 
-		contig_type = ocfs2_extent_contig(inode, rec, split_rec);
+		contig_type = ocfs2_et_extent_contig(et, rec, split_rec);
 
 		if (contig_type == CONTIG_LEFT && ret == CONTIG_RIGHT)
 			ret = CONTIG_LEFTRIGHT;
@@ -4436,11 +4520,10 @@ out:
 	return ret;
 }
 
-static void ocfs2_figure_contig_type(struct inode *inode,
+static void ocfs2_figure_contig_type(struct ocfs2_extent_tree *et,
 				     struct ocfs2_insert_type *insert,
 				     struct ocfs2_extent_list *el,
-				     struct ocfs2_extent_rec *insert_rec,
-				     struct ocfs2_extent_tree *et)
+				     struct ocfs2_extent_rec *insert_rec)
 {
 	int i;
 	enum ocfs2_contig_type contig_type = CONTIG_NONE;
@@ -4448,8 +4531,8 @@ static void ocfs2_figure_contig_type(struct inode *inode,
 	BUG_ON(le16_to_cpu(el->l_tree_depth) != 0);
 
 	for(i = 0; i < le16_to_cpu(el->l_next_free_rec); i++) {
-		contig_type = ocfs2_extent_contig(inode, &el->l_recs[i],
-						  insert_rec);
+		contig_type = ocfs2_et_extent_contig(et, &el->l_recs[i],
+						     insert_rec);
 		if (contig_type != CONTIG_NONE) {
 			insert->ins_contig_index = i;
 			break;
@@ -4530,8 +4613,7 @@ set_tail_append:
  * All of the information is stored on the ocfs2_insert_type
  * structure.
  */
-static int ocfs2_figure_insert_type(struct inode *inode,
-				    struct ocfs2_extent_tree *et,
+static int ocfs2_figure_insert_type(struct ocfs2_extent_tree *et,
 				    struct buffer_head **last_eb_bh,
 				    struct ocfs2_extent_rec *insert_rec,
 				    int *free_records,
@@ -4555,7 +4637,7 @@ static int ocfs2_figure_insert_type(struct inode *inode,
 		 * ocfs2_figure_insert_type() and ocfs2_add_branch()
 		 * may want it later.
 		 */
-		ret = ocfs2_read_extent_block(inode,
+		ret = ocfs2_read_extent_block(et->et_ci,
 					      ocfs2_et_get_last_eb_blk(et),
 					      &bh);
 		if (ret) {
@@ -4578,7 +4660,7 @@ static int ocfs2_figure_insert_type(struct inode *inode,
 		le16_to_cpu(el->l_next_free_rec);
 
 	if (!insert->ins_tree_depth) {
-		ocfs2_figure_contig_type(inode, insert, el, insert_rec, et);
+		ocfs2_figure_contig_type(et, insert, el, insert_rec);
 		ocfs2_figure_appending_type(insert, el, insert_rec);
 		return 0;
 	}
@@ -4596,7 +4678,7 @@ static int ocfs2_figure_insert_type(struct inode *inode,
 	 * us the rightmost tree path. This is accounted for below in
 	 * the appending code.
 	 */
-	ret = ocfs2_find_path(inode, path, le32_to_cpu(insert_rec->e_cpos));
+	ret = ocfs2_find_path(et->et_ci, path, le32_to_cpu(insert_rec->e_cpos));
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -4612,7 +4694,7 @@ static int ocfs2_figure_insert_type(struct inode *inode,
          *     into two types of appends: simple record append, or a
          *     rotate inside the tail leaf.
 	 */
-	ocfs2_figure_contig_type(inode, insert, el, insert_rec, et);
+	ocfs2_figure_contig_type(et, insert, el, insert_rec);
 
 	/*
 	 * The insert code isn't quite ready to deal with all cases of
@@ -4657,13 +4739,11 @@ out:
 }
 
 /*
- * Insert an extent into an inode btree.
+ * Insert an extent into a btree.
  *
- * The caller needs to update fe->i_clusters
+ * The caller needs to update the owning btree's cluster count.
  */
-int ocfs2_insert_extent(struct ocfs2_super *osb,
-			handle_t *handle,
-			struct inode *inode,
+int ocfs2_insert_extent(handle_t *handle,
 			struct ocfs2_extent_tree *et,
 			u32 cpos,
 			u64 start_blk,
@@ -4677,21 +4757,22 @@ int ocfs2_insert_extent(struct ocfs2_super *osb,
 	struct ocfs2_insert_type insert = {0, };
 	struct ocfs2_extent_rec rec;
 
-	mlog(0, "add %u clusters at position %u to inode %llu\n",
-	     new_clusters, cpos, (unsigned long long)OCFS2_I(inode)->ip_blkno);
+	mlog(0, "add %u clusters at position %u to owner %llu\n",
+	     new_clusters, cpos,
+	     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci));
 
 	memset(&rec, 0, sizeof(rec));
 	rec.e_cpos = cpu_to_le32(cpos);
 	rec.e_blkno = cpu_to_le64(start_blk);
 	rec.e_leaf_clusters = cpu_to_le16(new_clusters);
 	rec.e_flags = flags;
-	status = ocfs2_et_insert_check(inode, et, &rec);
+	status = ocfs2_et_insert_check(et, &rec);
 	if (status) {
 		mlog_errno(status);
 		goto bail;
 	}
 
-	status = ocfs2_figure_insert_type(inode, et, &last_eb_bh, &rec,
+	status = ocfs2_figure_insert_type(et, &last_eb_bh, &rec,
 					  &free_records, &insert);
 	if (status < 0) {
 		mlog_errno(status);
@@ -4705,7 +4786,7 @@ int ocfs2_insert_extent(struct ocfs2_super *osb,
 	     free_records, insert.ins_tree_depth);
 
 	if (insert.ins_contig == CONTIG_NONE && free_records == 0) {
-		status = ocfs2_grow_tree(inode, handle, et,
+		status = ocfs2_grow_tree(handle, et,
 					 &insert.ins_tree_depth, &last_eb_bh,
 					 meta_ac);
 		if (status) {
@@ -4715,11 +4796,11 @@ int ocfs2_insert_extent(struct ocfs2_super *osb,
 	}
 
 	/* Finally, we can add clusters. This might rotate the tree for us. */
-	status = ocfs2_do_insert_extent(inode, handle, et, &rec, &insert);
+	status = ocfs2_do_insert_extent(handle, et, &rec, &insert);
 	if (status < 0)
 		mlog_errno(status);
-	else if (et->et_ops == &ocfs2_dinode_et_ops)
-		ocfs2_extent_map_insert_rec(inode, &rec);
+	else
+		ocfs2_et_extent_map_insert(et, &rec);
 
 bail:
 	brelse(last_eb_bh);
@@ -4735,13 +4816,11 @@ bail:
  * it is not limited to the file storage. Any extent tree can use this
  * function if it implements the proper ocfs2_extent_tree.
  */
-int ocfs2_add_clusters_in_btree(struct ocfs2_super *osb,
-				struct inode *inode,
+int ocfs2_add_clusters_in_btree(handle_t *handle,
+				struct ocfs2_extent_tree *et,
 				u32 *logical_offset,
 				u32 clusters_to_add,
 				int mark_unwritten,
-				struct ocfs2_extent_tree *et,
-				handle_t *handle,
 				struct ocfs2_alloc_context *data_ac,
 				struct ocfs2_alloc_context *meta_ac,
 				enum ocfs2_alloc_restarted *reason_ret)
@@ -4752,13 +4831,15 @@ int ocfs2_add_clusters_in_btree(struct ocfs2_super *osb,
 	u32 bit_off, num_bits;
 	u64 block;
 	u8 flags = 0;
+	struct ocfs2_super *osb =
+		OCFS2_SB(ocfs2_metadata_cache_get_super(et->et_ci));
 
 	BUG_ON(!clusters_to_add);
 
 	if (mark_unwritten)
 		flags = OCFS2_EXT_UNWRITTEN;
 
-	free_extents = ocfs2_num_free_extents(osb, inode, et);
+	free_extents = ocfs2_num_free_extents(osb, et);
 	if (free_extents < 0) {
 		status = free_extents;
 		mlog_errno(status);
@@ -4795,7 +4876,7 @@ int ocfs2_add_clusters_in_btree(struct ocfs2_super *osb,
 	BUG_ON(num_bits > clusters_to_add);
 
 	/* reserve our write early -- insert_extent may update the tree root */
-	status = ocfs2_et_root_journal_access(handle, inode, et,
+	status = ocfs2_et_root_journal_access(handle, et,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -4803,10 +4884,10 @@ int ocfs2_add_clusters_in_btree(struct ocfs2_super *osb,
 	}
 
 	block = ocfs2_clusters_to_blocks(osb->sb, bit_off);
-	mlog(0, "Allocating %u clusters at block %u for inode %llu\n",
-	     num_bits, bit_off, (unsigned long long)OCFS2_I(inode)->ip_blkno);
-	status = ocfs2_insert_extent(osb, handle, inode, et,
-				     *logical_offset, block,
+	mlog(0, "Allocating %u clusters at block %u for owner %llu\n",
+	     num_bits, bit_off,
+	     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci));
+	status = ocfs2_insert_extent(handle, et, *logical_offset, block,
 				     num_bits, flags, meta_ac);
 	if (status < 0) {
 		mlog_errno(status);
@@ -4856,10 +4937,9 @@ static void ocfs2_make_right_split_rec(struct super_block *sb,
 	split_rec->e_flags = rec->e_flags;
 }
 
-static int ocfs2_split_and_insert(struct inode *inode,
-				  handle_t *handle,
-				  struct ocfs2_path *path,
+static int ocfs2_split_and_insert(handle_t *handle,
 				  struct ocfs2_extent_tree *et,
+				  struct ocfs2_path *path,
 				  struct buffer_head **last_eb_bh,
 				  int split_index,
 				  struct ocfs2_extent_rec *orig_split_rec,
@@ -4892,7 +4972,7 @@ leftright:
 
 	if (le16_to_cpu(rightmost_el->l_next_free_rec) ==
 	    le16_to_cpu(rightmost_el->l_count)) {
-		ret = ocfs2_grow_tree(inode, handle, et,
+		ret = ocfs2_grow_tree(handle, et,
 				      &depth, last_eb_bh, meta_ac);
 		if (ret) {
 			mlog_errno(ret);
@@ -4921,8 +5001,8 @@ leftright:
 		 */
 		insert.ins_split = SPLIT_RIGHT;
 
-		ocfs2_make_right_split_rec(inode->i_sb, &tmprec, insert_range,
-					   &rec);
+		ocfs2_make_right_split_rec(ocfs2_metadata_cache_get_super(et->et_ci),
+					   &tmprec, insert_range, &rec);
 
 		split_rec = tmprec;
 
@@ -4930,7 +5010,7 @@ leftright:
 		do_leftright = 1;
 	}
 
-	ret = ocfs2_do_insert_extent(inode, handle, et, &split_rec, &insert);
+	ret = ocfs2_do_insert_extent(handle, et, &split_rec, &insert);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -4946,7 +5026,7 @@ leftright:
 		ocfs2_reinit_path(path, 1);
 
 		cpos = le32_to_cpu(split_rec.e_cpos);
-		ret = ocfs2_find_path(inode, path, cpos);
+		ret = ocfs2_find_path(et->et_ci, path, cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -4961,8 +5041,8 @@ out:
 	return ret;
 }
 
-static int ocfs2_replace_extent_rec(struct inode *inode,
-				    handle_t *handle,
+static int ocfs2_replace_extent_rec(handle_t *handle,
+				    struct ocfs2_extent_tree *et,
 				    struct ocfs2_path *path,
 				    struct ocfs2_extent_list *el,
 				    int split_index,
@@ -4970,7 +5050,7 @@ static int ocfs2_replace_extent_rec(struct inode *inode,
 {
 	int ret;
 
-	ret = ocfs2_path_bh_journal_access(handle, inode, path,
+	ret = ocfs2_path_bh_journal_access(handle, et->et_ci, path,
 					   path_num_items(path) - 1);
 	if (ret) {
 		mlog_errno(ret);
@@ -4985,9 +5065,8 @@ out:
 }
 
 /*
- * Mark part or all of the extent record at split_index in the leaf
- * pointed to by path as written. This removes the unwritten
- * extent flag.
+ * Split part or all of the extent record at split_index in the leaf
+ * pointed to by path. Merge with the contiguous extent record if needed.
  *
  * Care is taken to handle contiguousness so as to not grow the tree.
  *
@@ -5004,14 +5083,13 @@ out:
  * have been brought into cache (and pinned via the journal), so the
  * extra overhead is not expressed in terms of disk reads.
  */
-static int __ocfs2_mark_extent_written(struct inode *inode,
-				       struct ocfs2_extent_tree *et,
-				       handle_t *handle,
-				       struct ocfs2_path *path,
-				       int split_index,
-				       struct ocfs2_extent_rec *split_rec,
-				       struct ocfs2_alloc_context *meta_ac,
-				       struct ocfs2_cached_dealloc_ctxt *dealloc)
+int ocfs2_split_extent(handle_t *handle,
+		       struct ocfs2_extent_tree *et,
+		       struct ocfs2_path *path,
+		       int split_index,
+		       struct ocfs2_extent_rec *split_rec,
+		       struct ocfs2_alloc_context *meta_ac,
+		       struct ocfs2_cached_dealloc_ctxt *dealloc)
 {
 	int ret = 0;
 	struct ocfs2_extent_list *el = path_leaf_el(path);
@@ -5020,12 +5098,6 @@ static int __ocfs2_mark_extent_written(struct inode *inode,
 	struct ocfs2_merge_ctxt ctxt;
 	struct ocfs2_extent_list *rightmost_el;
 
-	if (!(rec->e_flags & OCFS2_EXT_UNWRITTEN)) {
-		ret = -EIO;
-		mlog_errno(ret);
-		goto out;
-	}
-
 	if (le32_to_cpu(rec->e_cpos) > le32_to_cpu(split_rec->e_cpos) ||
 	    ((le32_to_cpu(rec->e_cpos) + le16_to_cpu(rec->e_leaf_clusters)) <
 	     (le32_to_cpu(split_rec->e_cpos) + le16_to_cpu(split_rec->e_leaf_clusters)))) {
@@ -5034,19 +5106,19 @@ static int __ocfs2_mark_extent_written(struct inode *inode,
 		goto out;
 	}
 
-	ctxt.c_contig_type = ocfs2_figure_merge_contig_type(inode, path, el,
+	ctxt.c_contig_type = ocfs2_figure_merge_contig_type(et, path, el,
 							    split_index,
 							    split_rec);
 
 	/*
 	 * The core merge / split code wants to know how much room is
-	 * left in this inodes allocation tree, so we pass the
+	 * left in this allocation tree, so we pass the
 	 * rightmost extent list.
 	 */
 	if (path->p_tree_depth) {
 		struct ocfs2_extent_block *eb;
 
-		ret = ocfs2_read_extent_block(inode,
+		ret = ocfs2_read_extent_block(et->et_ci,
 					      ocfs2_et_get_last_eb_blk(et),
 					      &last_eb_bh);
 		if (ret) {
@@ -5073,19 +5145,18 @@ static int __ocfs2_mark_extent_written(struct inode *inode,
 
 	if (ctxt.c_contig_type == CONTIG_NONE) {
 		if (ctxt.c_split_covers_rec)
-			ret = ocfs2_replace_extent_rec(inode, handle,
-						       path, el,
+			ret = ocfs2_replace_extent_rec(handle, et, path, el,
 						       split_index, split_rec);
 		else
-			ret = ocfs2_split_and_insert(inode, handle, path, et,
+			ret = ocfs2_split_and_insert(handle, et, path,
 						     &last_eb_bh, split_index,
 						     split_rec, meta_ac);
 		if (ret)
 			mlog_errno(ret);
 	} else {
-		ret = ocfs2_try_to_merge_extent(inode, handle, path,
+		ret = ocfs2_try_to_merge_extent(handle, et, path,
 						split_index, split_rec,
-						dealloc, &ctxt, et);
+						dealloc, &ctxt);
 		if (ret)
 			mlog_errno(ret);
 	}
@@ -5096,46 +5167,31 @@ out:
 }
 
 /*
- * Mark the already-existing extent at cpos as written for len clusters.
+ * Change the flags of the already-existing extent at cpos for len clusters.
+ *
+ * new_flags: the flags we want to set.
+ * clear_flags: the flags we want to clear.
+ * phys: the new physical offset we want this new extent starts from.
  *
  * If the existing extent is larger than the request, initiate a
  * split. An attempt will be made at merging with adjacent extents.
  *
  * The caller is responsible for passing down meta_ac if we'll need it.
  */
-int ocfs2_mark_extent_written(struct inode *inode,
-			      struct ocfs2_extent_tree *et,
-			      handle_t *handle, u32 cpos, u32 len, u32 phys,
-			      struct ocfs2_alloc_context *meta_ac,
-			      struct ocfs2_cached_dealloc_ctxt *dealloc)
+int ocfs2_change_extent_flag(handle_t *handle,
+			     struct ocfs2_extent_tree *et,
+			     u32 cpos, u32 len, u32 phys,
+			     struct ocfs2_alloc_context *meta_ac,
+			     struct ocfs2_cached_dealloc_ctxt *dealloc,
+			     int new_flags, int clear_flags)
 {
 	int ret, index;
-	u64 start_blkno = ocfs2_clusters_to_blocks(inode->i_sb, phys);
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
+	u64 start_blkno = ocfs2_clusters_to_blocks(sb, phys);
 	struct ocfs2_extent_rec split_rec;
 	struct ocfs2_path *left_path = NULL;
 	struct ocfs2_extent_list *el;
-
-	mlog(0, "Inode %lu cpos %u, len %u, phys %u (%llu)\n",
-	     inode->i_ino, cpos, len, phys, (unsigned long long)start_blkno);
-
-	if (!ocfs2_writes_unwritten_extents(OCFS2_SB(inode->i_sb))) {
-		ocfs2_error(inode->i_sb, "Inode %llu has unwritten extents "
-			    "that are being written to, but the feature bit "
-			    "is not set in the super block.",
-			    (unsigned long long)OCFS2_I(inode)->ip_blkno);
-		ret = -EROFS;
-		goto out;
-	}
-
-	/*
-	 * XXX: This should be fixed up so that we just re-insert the
-	 * next extent records.
-	 *
-	 * XXX: This is a hack on the extent tree, maybe it should be
-	 * an op?
-	 */
-	if (et->et_ops == &ocfs2_dinode_et_ops)
-		ocfs2_extent_map_trunc(inode, 0);
+	struct ocfs2_extent_rec *rec;
 
 	left_path = ocfs2_new_path_from_et(et);
 	if (!left_path) {
@@ -5144,7 +5200,7 @@ int ocfs2_mark_extent_written(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_path(inode, left_path, cpos);
+	ret = ocfs2_find_path(et->et_ci, left_path, cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -5153,34 +5209,102 @@ int ocfs2_mark_extent_written(struct inode *inode,
 
 	index = ocfs2_search_extent_list(el, cpos);
 	if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
-		ocfs2_error(inode->i_sb,
-			    "Inode %llu has an extent at cpos %u which can no "
+		ocfs2_error(sb,
+			    "Owner %llu has an extent at cpos %u which can no "
 			    "longer be found.\n",
-			    (unsigned long long)OCFS2_I(inode)->ip_blkno, cpos);
+			     (unsigned long long)
+			     ocfs2_metadata_cache_owner(et->et_ci), cpos);
 		ret = -EROFS;
 		goto out;
 	}
 
+	ret = -EIO;
+	rec = &el->l_recs[index];
+	if (new_flags && (rec->e_flags & new_flags)) {
+		mlog(ML_ERROR, "Owner %llu tried to set %d flags on an "
+		     "extent that already had them",
+		     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+		     new_flags);
+		goto out;
+	}
+
+	if (clear_flags && !(rec->e_flags & clear_flags)) {
+		mlog(ML_ERROR, "Owner %llu tried to clear %d flags on an "
+		     "extent that didn't have them",
+		     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+		     clear_flags);
+		goto out;
+	}
+
 	memset(&split_rec, 0, sizeof(struct ocfs2_extent_rec));
 	split_rec.e_cpos = cpu_to_le32(cpos);
 	split_rec.e_leaf_clusters = cpu_to_le16(len);
 	split_rec.e_blkno = cpu_to_le64(start_blkno);
-	split_rec.e_flags = path_leaf_el(left_path)->l_recs[index].e_flags;
-	split_rec.e_flags &= ~OCFS2_EXT_UNWRITTEN;
-
-	ret = __ocfs2_mark_extent_written(inode, et, handle, left_path,
-					  index, &split_rec, meta_ac,
-					  dealloc);
+	split_rec.e_flags = rec->e_flags;
+	if (new_flags)
+		split_rec.e_flags |= new_flags;
+	if (clear_flags)
+		split_rec.e_flags &= ~clear_flags;
+
+	ret = ocfs2_split_extent(handle, et, left_path,
+				 index, &split_rec, meta_ac,
+				 dealloc);
 	if (ret)
 		mlog_errno(ret);
 
 out:
 	ocfs2_free_path(left_path);
 	return ret;
+
 }
 
-static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
-			    handle_t *handle, struct ocfs2_path *path,
+/*
+ * Mark the already-existing extent at cpos as written for len clusters.
+ * This removes the unwritten extent flag.
+ *
+ * If the existing extent is larger than the request, initiate a
+ * split. An attempt will be made at merging with adjacent extents.
+ *
+ * The caller is responsible for passing down meta_ac if we'll need it.
+ */
+int ocfs2_mark_extent_written(struct inode *inode,
+			      struct ocfs2_extent_tree *et,
+			      handle_t *handle, u32 cpos, u32 len, u32 phys,
+			      struct ocfs2_alloc_context *meta_ac,
+			      struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret;
+
+	mlog(0, "Inode %lu cpos %u, len %u, phys clusters %u\n",
+	     inode->i_ino, cpos, len, phys);
+
+	if (!ocfs2_writes_unwritten_extents(OCFS2_SB(inode->i_sb))) {
+		ocfs2_error(inode->i_sb, "Inode %llu has unwritten extents "
+			    "that are being written to, but the feature bit "
+			    "is not set in the super block.",
+			    (unsigned long long)OCFS2_I(inode)->ip_blkno);
+		ret = -EROFS;
+		goto out;
+	}
+
+	/*
+	 * XXX: This should be fixed up so that we just re-insert the
+	 * next extent records.
+	 */
+	ocfs2_et_extent_map_truncate(et, 0);
+
+	ret = ocfs2_change_extent_flag(handle, et, cpos,
+				       len, phys, meta_ac, dealloc,
+				       0, OCFS2_EXT_UNWRITTEN);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	return ret;
+}
+
+static int ocfs2_split_tree(handle_t *handle, struct ocfs2_extent_tree *et,
+			    struct ocfs2_path *path,
 			    int index, u32 new_range,
 			    struct ocfs2_alloc_context *meta_ac)
 {
@@ -5197,11 +5321,12 @@ static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
 	 */
 	el = path_leaf_el(path);
 	rec = &el->l_recs[index];
-	ocfs2_make_right_split_rec(inode->i_sb, &split_rec, new_range, rec);
+	ocfs2_make_right_split_rec(ocfs2_metadata_cache_get_super(et->et_ci),
+				   &split_rec, new_range, rec);
 
 	depth = path->p_tree_depth;
 	if (depth > 0) {
-		ret = ocfs2_read_extent_block(inode,
+		ret = ocfs2_read_extent_block(et->et_ci,
 					      ocfs2_et_get_last_eb_blk(et),
 					      &last_eb_bh);
 		if (ret < 0) {
@@ -5224,7 +5349,7 @@ static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
 
 	if (le16_to_cpu(rightmost_el->l_next_free_rec) ==
 	    le16_to_cpu(rightmost_el->l_count)) {
-		ret = ocfs2_grow_tree(inode, handle, et, &depth, &last_eb_bh,
+		ret = ocfs2_grow_tree(handle, et, &depth, &last_eb_bh,
 				      meta_ac);
 		if (ret) {
 			mlog_errno(ret);
@@ -5238,7 +5363,7 @@ static int ocfs2_split_tree(struct inode *inode, struct ocfs2_extent_tree *et,
 	insert.ins_split = SPLIT_RIGHT;
 	insert.ins_tree_depth = depth;
 
-	ret = ocfs2_do_insert_extent(inode, handle, et, &split_rec, &insert);
+	ret = ocfs2_do_insert_extent(handle, et, &split_rec, &insert);
 	if (ret)
 		mlog_errno(ret);
 
@@ -5247,23 +5372,23 @@ out:
 	return ret;
 }
 
-static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
+static int ocfs2_truncate_rec(handle_t *handle,
+			      struct ocfs2_extent_tree *et,
 			      struct ocfs2_path *path, int index,
 			      struct ocfs2_cached_dealloc_ctxt *dealloc,
-			      u32 cpos, u32 len,
-			      struct ocfs2_extent_tree *et)
+			      u32 cpos, u32 len)
 {
 	int ret;
 	u32 left_cpos, rec_range, trunc_range;
 	int wants_rotate = 0, is_rightmost_tree_rec = 0;
-	struct super_block *sb = inode->i_sb;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
 	struct ocfs2_path *left_path = NULL;
 	struct ocfs2_extent_list *el = path_leaf_el(path);
 	struct ocfs2_extent_rec *rec;
 	struct ocfs2_extent_block *eb;
 
 	if (ocfs2_is_empty_extent(&el->l_recs[0]) && index > 0) {
-		ret = ocfs2_rotate_tree_left(inode, handle, path, dealloc, et);
+		ret = ocfs2_rotate_tree_left(handle, et, path, dealloc);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -5295,14 +5420,13 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 		 * by this leaf and the one to it's left.
 		 *
 		 * There are two cases we can skip:
-		 *   1) Path is the leftmost one in our inode tree.
+		 *   1) Path is the leftmost one in our btree.
 		 *   2) The leaf is rightmost and will be empty after
 		 *      we remove the extent record - the rotate code
 		 *      knows how to update the newly formed edge.
 		 */
 
-		ret = ocfs2_find_cpos_for_left_leaf(inode->i_sb, path,
-						    &left_cpos);
+		ret = ocfs2_find_cpos_for_left_leaf(sb, path, &left_cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -5316,7 +5440,8 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 				goto out;
 			}
 
-			ret = ocfs2_find_path(inode, left_path, left_cpos);
+			ret = ocfs2_find_path(et->et_ci, left_path,
+					      left_cpos);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
@@ -5332,13 +5457,13 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_path(inode, handle, path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, path);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_path(inode, handle, left_path);
+	ret = ocfs2_journal_access_path(et->et_ci, handle, left_path);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -5361,7 +5486,7 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 			 * be deleted by the rotate code.
 			 */
 			rec = &el->l_recs[next_free - 1];
-			ocfs2_adjust_rightmost_records(inode, handle, path,
+			ocfs2_adjust_rightmost_records(handle, et, path,
 						       rec);
 		}
 	} else if (le32_to_cpu(rec->e_cpos) == cpos) {
@@ -5373,11 +5498,12 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 		/* Remove rightmost portion of the record */
 		le16_add_cpu(&rec->e_leaf_clusters, -len);
 		if (is_rightmost_tree_rec)
-			ocfs2_adjust_rightmost_records(inode, handle, path, rec);
+			ocfs2_adjust_rightmost_records(handle, et, path, rec);
 	} else {
 		/* Caller should have trapped this. */
-		mlog(ML_ERROR, "Inode %llu: Invalid record truncate: (%u, %u) "
-		     "(%u, %u)\n", (unsigned long long)OCFS2_I(inode)->ip_blkno,
+		mlog(ML_ERROR, "Owner %llu: Invalid record truncate: (%u, %u) "
+		     "(%u, %u)\n",
+		     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 		     le32_to_cpu(rec->e_cpos),
 		     le16_to_cpu(rec->e_leaf_clusters), cpos, len);
 		BUG();
@@ -5386,14 +5512,14 @@ static int ocfs2_truncate_rec(struct inode *inode, handle_t *handle,
 	if (left_path) {
 		int subtree_index;
 
-		subtree_index = ocfs2_find_subtree_root(inode, left_path, path);
-		ocfs2_complete_edge_insert(inode, handle, left_path, path,
+		subtree_index = ocfs2_find_subtree_root(et, left_path, path);
+		ocfs2_complete_edge_insert(handle, left_path, path,
 					   subtree_index);
 	}
 
 	ocfs2_journal_dirty(handle, path_leaf_bh(path));
 
-	ret = ocfs2_rotate_tree_left(inode, handle, path, dealloc, et);
+	ret = ocfs2_rotate_tree_left(handle, et, path, dealloc);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -5404,9 +5530,9 @@ out:
 	return ret;
 }
 
-int ocfs2_remove_extent(struct inode *inode,
+int ocfs2_remove_extent(handle_t *handle,
 			struct ocfs2_extent_tree *et,
-			u32 cpos, u32 len, handle_t *handle,
+			u32 cpos, u32 len,
 			struct ocfs2_alloc_context *meta_ac,
 			struct ocfs2_cached_dealloc_ctxt *dealloc)
 {
@@ -5416,7 +5542,11 @@ int ocfs2_remove_extent(struct inode *inode,
 	struct ocfs2_extent_list *el;
 	struct ocfs2_path *path = NULL;
 
-	ocfs2_extent_map_trunc(inode, 0);
+	/*
+	 * XXX: Why are we truncating to 0 instead of wherever this
+	 * affects us?
+	 */
+	ocfs2_et_extent_map_truncate(et, 0);
 
 	path = ocfs2_new_path_from_et(et);
 	if (!path) {
@@ -5425,7 +5555,7 @@ int ocfs2_remove_extent(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_path(inode, path, cpos);
+	ret = ocfs2_find_path(et->et_ci, path, cpos);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -5434,10 +5564,11 @@ int ocfs2_remove_extent(struct inode *inode,
 	el = path_leaf_el(path);
 	index = ocfs2_search_extent_list(el, cpos);
 	if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
-		ocfs2_error(inode->i_sb,
-			    "Inode %llu has an extent at cpos %u which can no "
+		ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+			    "Owner %llu has an extent at cpos %u which can no "
 			    "longer be found.\n",
-			    (unsigned long long)OCFS2_I(inode)->ip_blkno, cpos);
+			    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+			    cpos);
 		ret = -EROFS;
 		goto out;
 	}
@@ -5464,20 +5595,21 @@ int ocfs2_remove_extent(struct inode *inode,
 
 	BUG_ON(cpos < le32_to_cpu(rec->e_cpos) || trunc_range > rec_range);
 
-	mlog(0, "Inode %llu, remove (cpos %u, len %u). Existing index %d "
+	mlog(0, "Owner %llu, remove (cpos %u, len %u). Existing index %d "
 	     "(cpos %u, len %u)\n",
-	     (unsigned long long)OCFS2_I(inode)->ip_blkno, cpos, len, index,
+	     (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
+	     cpos, len, index,
 	     le32_to_cpu(rec->e_cpos), ocfs2_rec_clusters(el, rec));
 
 	if (le32_to_cpu(rec->e_cpos) == cpos || rec_range == trunc_range) {
-		ret = ocfs2_truncate_rec(inode, handle, path, index, dealloc,
-					 cpos, len, et);
+		ret = ocfs2_truncate_rec(handle, et, path, index, dealloc,
+					 cpos, len);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 	} else {
-		ret = ocfs2_split_tree(inode, et, handle, path, index,
+		ret = ocfs2_split_tree(handle, et, path, index,
 				       trunc_range, meta_ac);
 		if (ret) {
 			mlog_errno(ret);
@@ -5490,7 +5622,7 @@ int ocfs2_remove_extent(struct inode *inode,
 		 */
 		ocfs2_reinit_path(path, 1);
 
-		ret = ocfs2_find_path(inode, path, cpos);
+		ret = ocfs2_find_path(et->et_ci, path, cpos);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -5499,9 +5631,9 @@ int ocfs2_remove_extent(struct inode *inode,
 		el = path_leaf_el(path);
 		index = ocfs2_search_extent_list(el, cpos);
 		if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu: split at cpos %u lost record.",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno,
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu: split at cpos %u lost record.",
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 				    cpos);
 			ret = -EROFS;
 			goto out;
@@ -5515,18 +5647,18 @@ int ocfs2_remove_extent(struct inode *inode,
 		rec_range = le32_to_cpu(rec->e_cpos) +
 			ocfs2_rec_clusters(el, rec);
 		if (rec_range != trunc_range) {
-			ocfs2_error(inode->i_sb,
-				    "Inode %llu: error after split at cpos %u"
+			ocfs2_error(ocfs2_metadata_cache_get_super(et->et_ci),
+				    "Owner %llu: error after split at cpos %u"
 				    "trunc len %u, existing record is (%u,%u)",
-				    (unsigned long long)OCFS2_I(inode)->ip_blkno,
+				    (unsigned long long)ocfs2_metadata_cache_owner(et->et_ci),
 				    cpos, len, le32_to_cpu(rec->e_cpos),
 				    ocfs2_rec_clusters(el, rec));
 			ret = -EROFS;
 			goto out;
 		}
 
-		ret = ocfs2_truncate_rec(inode, handle, path, index, dealloc,
-					 cpos, len, et);
+		ret = ocfs2_truncate_rec(handle, et, path, index, dealloc,
+					 cpos, len);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -5573,7 +5705,7 @@ int ocfs2_remove_btree_range(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_et_root_journal_access(handle, inode, et,
+	ret = ocfs2_et_root_journal_access(handle, et,
 					   OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -5583,14 +5715,13 @@ int ocfs2_remove_btree_range(struct inode *inode,
 	vfs_dq_free_space_nodirty(inode,
 				  ocfs2_clusters_to_bytes(inode->i_sb, len));
 
-	ret = ocfs2_remove_extent(inode, et, cpos, len, handle, meta_ac,
-				  dealloc);
+	ret = ocfs2_remove_extent(handle, et, cpos, len, meta_ac, dealloc);
 	if (ret) {
 		mlog_errno(ret);
 		goto out_commit;
 	}
 
-	ocfs2_et_update_clusters(inode, et, -len);
+	ocfs2_et_update_clusters(et, -len);
 
 	ret = ocfs2_journal_dirty(handle, et->et_root_bh);
 	if (ret) {
@@ -5690,7 +5821,7 @@ int ocfs2_truncate_log_append(struct ocfs2_super *osb,
 		goto bail;
 	}
 
-	status = ocfs2_journal_access_di(handle, tl_inode, tl_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(tl_inode), tl_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -5752,7 +5883,7 @@ static int ocfs2_replay_truncate_records(struct ocfs2_super *osb,
 	while (i >= 0) {
 		/* Caller has given us at least enough credits to
 		 * update the truncate log dinode */
-		status = ocfs2_journal_access_di(handle, tl_inode, tl_bh,
+		status = ocfs2_journal_access_di(handle, INODE_CACHE(tl_inode), tl_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -6010,7 +6141,7 @@ int ocfs2_begin_truncate_log_recovery(struct ocfs2_super *osb,
 		tl->tl_used = 0;
 
 		ocfs2_compute_meta_ecc(osb->sb, tl_bh->b_data, &di->i_check);
-		status = ocfs2_write_block(osb, tl_bh, tl_inode);
+		status = ocfs2_write_block(osb, tl_bh, INODE_CACHE(tl_inode));
 		if (status < 0) {
 			mlog_errno(status);
 			goto bail;
@@ -6400,9 +6531,9 @@ ocfs2_find_per_slot_free_list(int type,
 	return fl;
 }
 
-static int ocfs2_cache_block_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
-				     int type, int slot, u64 blkno,
-				     unsigned int bit)
+int ocfs2_cache_block_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
+			      int type, int slot, u64 blkno,
+			      unsigned int bit)
 {
 	int ret;
 	struct ocfs2_per_slot_free_list *fl;
@@ -6518,7 +6649,7 @@ static int ocfs2_find_new_last_ext_blk(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_find_leaf(inode, path_root_el(path), cpos, &bh);
+	ret = ocfs2_find_leaf(INODE_CACHE(inode), path_root_el(path), cpos, &bh);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -6551,7 +6682,7 @@ out:
  */
 static int ocfs2_trim_tree(struct inode *inode, struct ocfs2_path *path,
 			   handle_t *handle, struct ocfs2_truncate_context *tc,
-			   u32 clusters_to_del, u64 *delete_start)
+			   u32 clusters_to_del, u64 *delete_start, u8 *flags)
 {
 	int ret, i, index = path->p_tree_depth;
 	u32 new_edge = 0;
@@ -6561,6 +6692,7 @@ static int ocfs2_trim_tree(struct inode *inode, struct ocfs2_path *path,
 	struct ocfs2_extent_rec *rec;
 
 	*delete_start = 0;
+	*flags = 0;
 
 	while (index >= 0) {
 		bh = path->p_node[index].bh;
@@ -6648,6 +6780,7 @@ find_tail_record:
 			*delete_start = le64_to_cpu(rec->e_blkno)
 				+ ocfs2_clusters_to_blocks(inode->i_sb,
 					le16_to_cpu(rec->e_leaf_clusters));
+			*flags = rec->e_flags;
 
 			/*
 			 * If it's now empty, remove this record.
@@ -6719,7 +6852,7 @@ delete:
 
 			mlog(0, "deleting this extent block.\n");
 
-			ocfs2_remove_from_cache(inode, bh);
+			ocfs2_remove_from_cache(INODE_CACHE(inode), bh);
 
 			BUG_ON(ocfs2_rec_clusters(el, &el->l_recs[0]));
 			BUG_ON(le32_to_cpu(el->l_recs[0].e_cpos));
@@ -6747,7 +6880,8 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
 			     struct buffer_head *fe_bh,
 			     handle_t *handle,
 			     struct ocfs2_truncate_context *tc,
-			     struct ocfs2_path *path)
+			     struct ocfs2_path *path,
+			     struct ocfs2_alloc_context *meta_ac)
 {
 	int status;
 	struct ocfs2_dinode *fe;
@@ -6755,6 +6889,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
 	struct ocfs2_extent_list *el;
 	struct buffer_head *last_eb_bh = NULL;
 	u64 delete_blk = 0;
+	u8 rec_flags;
 
 	fe = (struct ocfs2_dinode *) fe_bh->b_data;
 
@@ -6769,14 +6904,14 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
 	 * Each component will be touched, so we might as well journal
 	 * here to avoid having to handle errors later.
 	 */
-	status = ocfs2_journal_access_path(inode, handle, path);
+	status = ocfs2_journal_access_path(INODE_CACHE(inode), handle, path);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
 	}
 
 	if (last_eb_bh) {
-		status = ocfs2_journal_access_eb(handle, inode, last_eb_bh,
+		status = ocfs2_journal_access_eb(handle, INODE_CACHE(inode), last_eb_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -6810,7 +6945,7 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
 	inode->i_blocks = ocfs2_inode_sector_count(inode);
 
 	status = ocfs2_trim_tree(inode, path, handle, tc,
-				 clusters_to_del, &delete_blk);
+				 clusters_to_del, &delete_blk, &rec_flags);
 	if (status) {
 		mlog_errno(status);
 		goto bail;
@@ -6842,8 +6977,16 @@ static int ocfs2_do_truncate(struct ocfs2_super *osb,
 	}
 
 	if (delete_blk) {
-		status = ocfs2_truncate_log_append(osb, handle, delete_blk,
-						   clusters_to_del);
+		if (rec_flags & OCFS2_EXT_REFCOUNTED)
+			status = ocfs2_decrease_refcount(inode, handle,
+					ocfs2_blocks_to_clusters(osb->sb,
+								 delete_blk),
+					clusters_to_del, meta_ac,
+					&tc->tc_dealloc, 1);
+		else
+			status = ocfs2_truncate_log_append(osb, handle,
+							   delete_blk,
+							   clusters_to_del);
 		if (status < 0) {
 			mlog_errno(status);
 			goto bail;
@@ -6863,9 +7006,9 @@ static int ocfs2_zero_func(handle_t *handle, struct buffer_head *bh)
 	return 0;
 }
 
-static void ocfs2_map_and_dirty_page(struct inode *inode, handle_t *handle,
-				     unsigned int from, unsigned int to,
-				     struct page *page, int zero, u64 *phys)
+void ocfs2_map_and_dirty_page(struct inode *inode, handle_t *handle,
+			      unsigned int from, unsigned int to,
+			      struct page *page, int zero, u64 *phys)
 {
 	int ret, partial = 0;
 
@@ -6933,20 +7076,16 @@ out:
 		ocfs2_unlock_and_free_pages(pages, numpages);
 }
 
-static int ocfs2_grab_eof_pages(struct inode *inode, loff_t start, loff_t end,
-				struct page **pages, int *num)
+int ocfs2_grab_pages(struct inode *inode, loff_t start, loff_t end,
+		     struct page **pages, int *num)
 {
 	int numpages, ret = 0;
-	struct super_block *sb = inode->i_sb;
 	struct address_space *mapping = inode->i_mapping;
 	unsigned long index;
 	loff_t last_page_bytes;
 
 	BUG_ON(start > end);
 
-	BUG_ON(start >> OCFS2_SB(sb)->s_clustersize_bits !=
-	       (end - 1) >> OCFS2_SB(sb)->s_clustersize_bits);
-
 	numpages = 0;
 	last_page_bytes = PAGE_ALIGN(end);
 	index = start >> PAGE_CACHE_SHIFT;
@@ -6974,6 +7113,17 @@ out:
 	return ret;
 }
 
+static int ocfs2_grab_eof_pages(struct inode *inode, loff_t start, loff_t end,
+				struct page **pages, int *num)
+{
+	struct super_block *sb = inode->i_sb;
+
+	BUG_ON(start >> OCFS2_SB(sb)->s_clustersize_bits !=
+	       (end - 1) >> OCFS2_SB(sb)->s_clustersize_bits);
+
+	return ocfs2_grab_pages(inode, start, end, pages, num);
+}
+
 /*
  * Zero the area past i_size but still within an allocated
  * cluster. This avoids exposing nonzero data on subsequent file
@@ -7138,7 +7288,7 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 		goto out_unlock;
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -7218,9 +7368,8 @@ int ocfs2_convert_inline_data_to_extents(struct inode *inode,
 		 * this proves to be false, we could always re-build
 		 * the in-inode data from our pages.
 		 */
-		ocfs2_init_dinode_extent_tree(&et, inode, di_bh);
-		ret = ocfs2_insert_extent(osb, handle, inode, &et,
-					  0, block, 1, 0, NULL);
+		ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), di_bh);
+		ret = ocfs2_insert_extent(handle, &et, 0, block, 1, 0, NULL);
 		if (ret) {
 			mlog_errno(ret);
 			goto out_commit;
@@ -7262,11 +7411,14 @@ int ocfs2_commit_truncate(struct ocfs2_super *osb,
 {
 	int status, i, credits, tl_sem = 0;
 	u32 clusters_to_del, new_highest_cpos, range;
+	u64 blkno = 0;
 	struct ocfs2_extent_list *el;
 	handle_t *handle = NULL;
 	struct inode *tl_inode = osb->osb_tl_inode;
 	struct ocfs2_path *path = NULL;
 	struct ocfs2_dinode *di = (struct ocfs2_dinode *)fe_bh->b_data;
+	struct ocfs2_alloc_context *meta_ac = NULL;
+	struct ocfs2_refcount_tree *ref_tree = NULL;
 
 	mlog_entry_void();
 
@@ -7292,10 +7444,12 @@ start:
 		goto bail;
 	}
 
+	credits = 0;
+
 	/*
 	 * Truncate always works against the rightmost tree branch.
 	 */
-	status = ocfs2_find_path(inode, path, UINT_MAX);
+	status = ocfs2_find_path(INODE_CACHE(inode), path, UINT_MAX);
 	if (status) {
 		mlog_errno(status);
 		goto bail;
@@ -7332,10 +7486,15 @@ start:
 		clusters_to_del = 0;
 	} else if (le32_to_cpu(el->l_recs[i].e_cpos) >= new_highest_cpos) {
 		clusters_to_del = ocfs2_rec_clusters(el, &el->l_recs[i]);
+		blkno = le64_to_cpu(el->l_recs[i].e_blkno);
 	} else if (range > new_highest_cpos) {
 		clusters_to_del = (ocfs2_rec_clusters(el, &el->l_recs[i]) +
 				   le32_to_cpu(el->l_recs[i].e_cpos)) -
 				  new_highest_cpos;
+		blkno = le64_to_cpu(el->l_recs[i].e_blkno) +
+			ocfs2_clusters_to_blocks(inode->i_sb,
+				ocfs2_rec_clusters(el, &el->l_recs[i]) -
+				clusters_to_del);
 	} else {
 		status = 0;
 		goto bail;
@@ -7344,6 +7503,29 @@ start:
 	mlog(0, "clusters_to_del = %u in this pass, tail blk=%llu\n",
 	     clusters_to_del, (unsigned long long)path_leaf_bh(path)->b_blocknr);
 
+	if (el->l_recs[i].e_flags & OCFS2_EXT_REFCOUNTED && clusters_to_del) {
+		BUG_ON(!(OCFS2_I(inode)->ip_dyn_features &
+			 OCFS2_HAS_REFCOUNT_FL));
+
+		status = ocfs2_lock_refcount_tree(osb,
+						le64_to_cpu(di->i_refcount_loc),
+						1, &ref_tree, NULL);
+		if (status) {
+			mlog_errno(status);
+			goto bail;
+		}
+
+		status = ocfs2_prepare_refcount_change_for_del(inode, fe_bh,
+							       blkno,
+							       clusters_to_del,
+							       &credits,
+							       &meta_ac);
+		if (status < 0) {
+			mlog_errno(status);
+			goto bail;
+		}
+	}
+
 	mutex_lock(&tl_inode->i_mutex);
 	tl_sem = 1;
 	/* ocfs2_truncate_log_needs_flush guarantees us at least one
@@ -7357,7 +7539,7 @@ start:
 		}
 	}
 
-	credits = ocfs2_calc_tree_trunc_credits(osb->sb, clusters_to_del,
+	credits += ocfs2_calc_tree_trunc_credits(osb->sb, clusters_to_del,
 						(struct ocfs2_dinode *)fe_bh->b_data,
 						el);
 	handle = ocfs2_start_trans(osb, credits);
@@ -7369,7 +7551,7 @@ start:
 	}
 
 	status = ocfs2_do_truncate(osb, clusters_to_del, inode, fe_bh, handle,
-				   tc, path);
+				   tc, path, meta_ac);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
@@ -7383,6 +7565,16 @@ start:
 
 	ocfs2_reinit_path(path, 1);
 
+	if (meta_ac) {
+		ocfs2_free_alloc_context(meta_ac);
+		meta_ac = NULL;
+	}
+
+	if (ref_tree) {
+		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+		ref_tree = NULL;
+	}
+
 	/*
 	 * The check above will catch the case where we've truncated
 	 * away all allocation.
@@ -7399,6 +7591,12 @@ bail:
 	if (handle)
 		ocfs2_commit_trans(osb, handle);
 
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+
+	if (ref_tree)
+		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+
 	ocfs2_run_deallocs(osb, &tc->tc_dealloc);
 
 	ocfs2_free_path(path);
@@ -7445,7 +7643,7 @@ int ocfs2_prepare_truncate(struct ocfs2_super *osb,
 	ocfs2_init_dealloc_ctxt(&(*tc)->tc_dealloc);
 
 	if (fe->id2.i_list.l_tree_depth) {
-		status = ocfs2_read_extent_block(inode,
+		status = ocfs2_read_extent_block(INODE_CACHE(inode),
 						 le64_to_cpu(fe->i_last_eb_blk),
 						 &last_eb_bh);
 		if (status < 0) {
@@ -7507,7 +7705,7 @@ int ocfs2_truncate_inline(struct inode *inode, struct buffer_head *di_bh,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
diff --git a/fs/ocfs2/alloc.h b/fs/ocfs2/alloc.h
index 353254ba29e1..9c122d574464 100644
--- a/fs/ocfs2/alloc.h
+++ b/fs/ocfs2/alloc.h
@@ -45,7 +45,8 @@
  *
  * ocfs2_extent_tree contains info for the root of the b-tree, it must have a
  * root ocfs2_extent_list and a root_bh so that they can be used in the b-tree
- * functions.  With metadata ecc, we now call different journal_access
+ * functions.  It needs the ocfs2_caching_info structure associated with
+ * I/O on the tree.  With metadata ecc, we now call different journal_access
  * functions for each type of metadata, so it must have the
  * root_journal_access function.
  * ocfs2_extent_tree_operations abstract the normal operations we do for
@@ -56,6 +57,7 @@ struct ocfs2_extent_tree {
 	struct ocfs2_extent_tree_operations	*et_ops;
 	struct buffer_head			*et_root_bh;
 	struct ocfs2_extent_list		*et_root_el;
+	struct ocfs2_caching_info		*et_ci;
 	ocfs2_journal_access_func		et_root_journal_access;
 	void					*et_object;
 	unsigned int				et_max_leaf_clusters;
@@ -66,31 +68,32 @@ struct ocfs2_extent_tree {
  * specified object buffer.
  */
 void ocfs2_init_dinode_extent_tree(struct ocfs2_extent_tree *et,
-				   struct inode *inode,
+				   struct ocfs2_caching_info *ci,
 				   struct buffer_head *bh);
 void ocfs2_init_xattr_tree_extent_tree(struct ocfs2_extent_tree *et,
-				       struct inode *inode,
+				       struct ocfs2_caching_info *ci,
 				       struct buffer_head *bh);
 struct ocfs2_xattr_value_buf;
 void ocfs2_init_xattr_value_extent_tree(struct ocfs2_extent_tree *et,
-					struct inode *inode,
+					struct ocfs2_caching_info *ci,
 					struct ocfs2_xattr_value_buf *vb);
 void ocfs2_init_dx_root_extent_tree(struct ocfs2_extent_tree *et,
-				    struct inode *inode,
+				    struct ocfs2_caching_info *ci,
 				    struct buffer_head *bh);
+void ocfs2_init_refcount_extent_tree(struct ocfs2_extent_tree *et,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *bh);
 
 /*
  * Read an extent block into *bh.  If *bh is NULL, a bh will be
  * allocated.  This is a cached read.  The extent block will be validated
  * with ocfs2_validate_extent_block().
  */
-int ocfs2_read_extent_block(struct inode *inode, u64 eb_blkno,
+int ocfs2_read_extent_block(struct ocfs2_caching_info *ci, u64 eb_blkno,
 			    struct buffer_head **bh);
 
 struct ocfs2_alloc_context;
-int ocfs2_insert_extent(struct ocfs2_super *osb,
-			handle_t *handle,
-			struct inode *inode,
+int ocfs2_insert_extent(handle_t *handle,
 			struct ocfs2_extent_tree *et,
 			u32 cpos,
 			u64 start_blk,
@@ -103,25 +106,36 @@ enum ocfs2_alloc_restarted {
 	RESTART_TRANS,
 	RESTART_META
 };
-int ocfs2_add_clusters_in_btree(struct ocfs2_super *osb,
-				struct inode *inode,
+int ocfs2_add_clusters_in_btree(handle_t *handle,
+				struct ocfs2_extent_tree *et,
 				u32 *logical_offset,
 				u32 clusters_to_add,
 				int mark_unwritten,
-				struct ocfs2_extent_tree *et,
-				handle_t *handle,
 				struct ocfs2_alloc_context *data_ac,
 				struct ocfs2_alloc_context *meta_ac,
 				enum ocfs2_alloc_restarted *reason_ret);
 struct ocfs2_cached_dealloc_ctxt;
+struct ocfs2_path;
+int ocfs2_split_extent(handle_t *handle,
+		       struct ocfs2_extent_tree *et,
+		       struct ocfs2_path *path,
+		       int split_index,
+		       struct ocfs2_extent_rec *split_rec,
+		       struct ocfs2_alloc_context *meta_ac,
+		       struct ocfs2_cached_dealloc_ctxt *dealloc);
 int ocfs2_mark_extent_written(struct inode *inode,
 			      struct ocfs2_extent_tree *et,
 			      handle_t *handle, u32 cpos, u32 len, u32 phys,
 			      struct ocfs2_alloc_context *meta_ac,
 			      struct ocfs2_cached_dealloc_ctxt *dealloc);
-int ocfs2_remove_extent(struct inode *inode,
-			struct ocfs2_extent_tree *et,
-			u32 cpos, u32 len, handle_t *handle,
+int ocfs2_change_extent_flag(handle_t *handle,
+			     struct ocfs2_extent_tree *et,
+			     u32 cpos, u32 len, u32 phys,
+			     struct ocfs2_alloc_context *meta_ac,
+			     struct ocfs2_cached_dealloc_ctxt *dealloc,
+			     int new_flags, int clear_flags);
+int ocfs2_remove_extent(handle_t *handle, struct ocfs2_extent_tree *et,
+			u32 cpos, u32 len,
 			struct ocfs2_alloc_context *meta_ac,
 			struct ocfs2_cached_dealloc_ctxt *dealloc);
 int ocfs2_remove_btree_range(struct inode *inode,
@@ -130,7 +144,6 @@ int ocfs2_remove_btree_range(struct inode *inode,
 			     struct ocfs2_cached_dealloc_ctxt *dealloc);
 
 int ocfs2_num_free_extents(struct ocfs2_super *osb,
-			   struct inode *inode,
 			   struct ocfs2_extent_tree *et);
 
 /*
@@ -195,6 +208,9 @@ static inline void ocfs2_init_dealloc_ctxt(struct ocfs2_cached_dealloc_ctxt *c)
 }
 int ocfs2_cache_cluster_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
 				u64 blkno, unsigned int bit);
+int ocfs2_cache_block_dealloc(struct ocfs2_cached_dealloc_ctxt *ctxt,
+			      int type, int slot, u64 blkno,
+			      unsigned int bit);
 static inline int ocfs2_dealloc_has_cluster(struct ocfs2_cached_dealloc_ctxt *c)
 {
 	return c->c_global_allocator != NULL;
@@ -222,8 +238,9 @@ int ocfs2_commit_truncate(struct ocfs2_super *osb,
 int ocfs2_truncate_inline(struct inode *inode, struct buffer_head *di_bh,
 			  unsigned int start, unsigned int end, int trunc);
 
-int ocfs2_find_leaf(struct inode *inode, struct ocfs2_extent_list *root_el,
-		    u32 cpos, struct buffer_head **leaf_bh);
+int ocfs2_find_leaf(struct ocfs2_caching_info *ci,
+		    struct ocfs2_extent_list *root_el, u32 cpos,
+		    struct buffer_head **leaf_bh);
 int ocfs2_search_extent_list(struct ocfs2_extent_list *el, u32 v_cluster);
 
 /*
@@ -254,4 +271,50 @@ static inline int ocfs2_is_empty_extent(struct ocfs2_extent_rec *rec)
 	return !rec->e_leaf_clusters;
 }
 
+int ocfs2_grab_pages(struct inode *inode, loff_t start, loff_t end,
+		     struct page **pages, int *num);
+void ocfs2_map_and_dirty_page(struct inode *inode, handle_t *handle,
+			      unsigned int from, unsigned int to,
+			      struct page *page, int zero, u64 *phys);
+/*
+ * Structures which describe a path through a btree, and functions to
+ * manipulate them.
+ *
+ * The idea here is to be as generic as possible with the tree
+ * manipulation code.
+ */
+struct ocfs2_path_item {
+	struct buffer_head		*bh;
+	struct ocfs2_extent_list	*el;
+};
+
+#define OCFS2_MAX_PATH_DEPTH	5
+
+struct ocfs2_path {
+	int				p_tree_depth;
+	ocfs2_journal_access_func	p_root_access;
+	struct ocfs2_path_item		p_node[OCFS2_MAX_PATH_DEPTH];
+};
+
+#define path_root_bh(_path) ((_path)->p_node[0].bh)
+#define path_root_el(_path) ((_path)->p_node[0].el)
+#define path_root_access(_path)((_path)->p_root_access)
+#define path_leaf_bh(_path) ((_path)->p_node[(_path)->p_tree_depth].bh)
+#define path_leaf_el(_path) ((_path)->p_node[(_path)->p_tree_depth].el)
+#define path_num_items(_path) ((_path)->p_tree_depth + 1)
+
+void ocfs2_reinit_path(struct ocfs2_path *path, int keep_root);
+void ocfs2_free_path(struct ocfs2_path *path);
+int ocfs2_find_path(struct ocfs2_caching_info *ci,
+		    struct ocfs2_path *path,
+		    u32 cpos);
+struct ocfs2_path *ocfs2_new_path_from_path(struct ocfs2_path *path);
+struct ocfs2_path *ocfs2_new_path_from_et(struct ocfs2_extent_tree *et);
+int ocfs2_path_bh_journal_access(handle_t *handle,
+				 struct ocfs2_caching_info *ci,
+				 struct ocfs2_path *path,
+				 int idx);
+int ocfs2_journal_access_path(struct ocfs2_caching_info *ci,
+			      handle_t *handle,
+			      struct ocfs2_path *path);
 #endif /* OCFS2_ALLOC_H */
diff --git a/fs/ocfs2/aops.c b/fs/ocfs2/aops.c
index 8a1e61545f41..deb2b132ae5e 100644
--- a/fs/ocfs2/aops.c
+++ b/fs/ocfs2/aops.c
@@ -44,6 +44,7 @@
 #include "suballoc.h"
 #include "super.h"
 #include "symlink.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
@@ -126,8 +127,8 @@ bail:
 	return err;
 }
 
-static int ocfs2_get_block(struct inode *inode, sector_t iblock,
-			   struct buffer_head *bh_result, int create)
+int ocfs2_get_block(struct inode *inode, sector_t iblock,
+		    struct buffer_head *bh_result, int create)
 {
 	int err = 0;
 	unsigned int ext_flags;
@@ -590,6 +591,8 @@ static int ocfs2_direct_IO_get_blocks(struct inode *inode, sector_t iblock,
 		goto bail;
 	}
 
+	/* We should already CoW the refcounted extent. */
+	BUG_ON(ext_flags & OCFS2_EXT_REFCOUNTED);
 	/*
 	 * get_more_blocks() expects us to describe a hole by clearing
 	 * the mapped bit on bh_result().
@@ -687,6 +690,10 @@ static ssize_t ocfs2_direct_IO(int rw,
 	if (OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL)
 		return 0;
 
+	/* Fallback to buffered I/O if we are appending. */
+	if (i_size_read(inode) <= offset)
+		return 0;
+
 	ret = blockdev_direct_IO_no_locking(rw, iocb, inode,
 					    inode->i_sb->s_bdev, iov, offset,
 					    nr_segs, 
@@ -1259,7 +1266,8 @@ static int ocfs2_write_cluster(struct address_space *mapping,
 			goto out;
 		}
 	} else if (unwritten) {
-		ocfs2_init_dinode_extent_tree(&et, inode, wc->w_di_bh);
+		ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode),
+					      wc->w_di_bh);
 		ret = ocfs2_mark_extent_written(inode, &et,
 						wc->w_handle, cpos, 1, phys,
 						meta_ac, &wc->w_dealloc);
@@ -1448,6 +1456,9 @@ static int ocfs2_populate_write_desc(struct inode *inode,
 				goto out;
 			}
 
+			/* We should already CoW the refcountd extent. */
+			BUG_ON(ext_flags & OCFS2_EXT_REFCOUNTED);
+
 			/*
 			 * Assume worst case - that we're writing in
 			 * the middle of the extent.
@@ -1528,7 +1539,7 @@ static int ocfs2_write_begin_inline(struct address_space *mapping,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, wc->w_di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), wc->w_di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		ocfs2_commit_trans(osb, handle);
@@ -1699,6 +1710,19 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
 		goto out;
 	}
 
+	ret = ocfs2_check_range_for_refcount(inode, pos, len);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out;
+	} else if (ret == 1) {
+		ret = ocfs2_refcount_cow(inode, di_bh,
+					 wc->w_cpos, wc->w_clen, UINT_MAX);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+	}
+
 	ret = ocfs2_populate_write_desc(inode, wc, &clusters_to_alloc,
 					&extents_to_split);
 	if (ret) {
@@ -1726,7 +1750,8 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
 		     (long long)i_size_read(inode), le32_to_cpu(di->i_clusters),
 		     clusters_to_alloc, extents_to_split);
 
-		ocfs2_init_dinode_extent_tree(&et, inode, wc->w_di_bh);
+		ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode),
+					      wc->w_di_bh);
 		ret = ocfs2_lock_allocators(inode, &et,
 					    clusters_to_alloc, extents_to_split,
 					    &data_ac, &meta_ac);
@@ -1773,7 +1798,7 @@ int ocfs2_write_begin_nolock(struct address_space *mapping,
 	 * We don't want this to fail in ocfs2_write_end(), so do it
 	 * here.
 	 */
-	ret = ocfs2_journal_access_di(handle, inode, wc->w_di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), wc->w_di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1997,4 +2022,5 @@ const struct address_space_operations ocfs2_aops = {
 	.releasepage		= ocfs2_releasepage,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate	= block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
diff --git a/fs/ocfs2/aops.h b/fs/ocfs2/aops.h
index 503e49232e11..c48e93ffc513 100644
--- a/fs/ocfs2/aops.h
+++ b/fs/ocfs2/aops.h
@@ -57,6 +57,8 @@ int ocfs2_read_inline_data(struct inode *inode, struct page *page,
 			   struct buffer_head *di_bh);
 int ocfs2_size_fits_inline_data(struct buffer_head *di_bh, u64 new_size);
 
+int ocfs2_get_block(struct inode *inode, sector_t iblock,
+		    struct buffer_head *bh_result, int create);
 /* all ocfs2_dio_end_io()'s fault */
 #define ocfs2_iocb_is_rw_locked(iocb) \
 	test_bit(0, (unsigned long *)&iocb->private)
diff --git a/fs/ocfs2/buffer_head_io.c b/fs/ocfs2/buffer_head_io.c
index 15c8e6deee2e..d43d34a1dd31 100644
--- a/fs/ocfs2/buffer_head_io.c
+++ b/fs/ocfs2/buffer_head_io.c
@@ -52,12 +52,12 @@ enum ocfs2_state_bits {
 BUFFER_FNS(NeedsValidate, needs_validate);
 
 int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
-		      struct inode *inode)
+		      struct ocfs2_caching_info *ci)
 {
 	int ret = 0;
 
-	mlog_entry("(bh->b_blocknr = %llu, inode=%p)\n",
-		   (unsigned long long)bh->b_blocknr, inode);
+	mlog_entry("(bh->b_blocknr = %llu, ci=%p)\n",
+		   (unsigned long long)bh->b_blocknr, ci);
 
 	BUG_ON(bh->b_blocknr < OCFS2_SUPER_BLOCK_BLKNO);
 	BUG_ON(buffer_jbd(bh));
@@ -70,7 +70,7 @@ int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
 		goto out;
 	}
 
-	mutex_lock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_lock(ci);
 
 	lock_buffer(bh);
 	set_buffer_uptodate(bh);
@@ -85,7 +85,7 @@ int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
 	wait_on_buffer(bh);
 
 	if (buffer_uptodate(bh)) {
-		ocfs2_set_buffer_uptodate(inode, bh);
+		ocfs2_set_buffer_uptodate(ci, bh);
 	} else {
 		/* We don't need to remove the clustered uptodate
 		 * information for this bh as it's not marked locally
@@ -94,7 +94,7 @@ int ocfs2_write_block(struct ocfs2_super *osb, struct buffer_head *bh,
 		put_bh(bh);
 	}
 
-	mutex_unlock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_unlock(ci);
 out:
 	mlog_exit(ret);
 	return ret;
@@ -177,7 +177,7 @@ bail:
 	return status;
 }
 
-int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
+int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr,
 		      struct buffer_head *bhs[], int flags,
 		      int (*validate)(struct super_block *sb,
 				      struct buffer_head *bh))
@@ -185,11 +185,12 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 	int status = 0;
 	int i, ignore_cache = 0;
 	struct buffer_head *bh;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
 
-	mlog_entry("(inode=%p, block=(%llu), nr=(%d), flags=%d)\n",
-		   inode, (unsigned long long)block, nr, flags);
+	mlog_entry("(ci=%p, block=(%llu), nr=(%d), flags=%d)\n",
+		   ci, (unsigned long long)block, nr, flags);
 
-	BUG_ON(!inode);
+	BUG_ON(!ci);
 	BUG_ON((flags & OCFS2_BH_READAHEAD) &&
 	       (flags & OCFS2_BH_IGNORE_CACHE));
 
@@ -212,12 +213,12 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 		goto bail;
 	}
 
-	mutex_lock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_lock(ci);
 	for (i = 0 ; i < nr ; i++) {
 		if (bhs[i] == NULL) {
-			bhs[i] = sb_getblk(inode->i_sb, block++);
+			bhs[i] = sb_getblk(sb, block++);
 			if (bhs[i] == NULL) {
-				mutex_unlock(&OCFS2_I(inode)->ip_io_mutex);
+				ocfs2_metadata_cache_io_unlock(ci);
 				status = -EIO;
 				mlog_errno(status);
 				goto bail;
@@ -250,11 +251,11 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 		 *    before our is-it-in-flight check.
 		 */
 
-		if (!ignore_cache && !ocfs2_buffer_uptodate(inode, bh)) {
+		if (!ignore_cache && !ocfs2_buffer_uptodate(ci, bh)) {
 			mlog(ML_UPTODATE,
-			     "bh (%llu), inode %llu not uptodate\n",
+			     "bh (%llu), owner %llu not uptodate\n",
 			     (unsigned long long)bh->b_blocknr,
-			     (unsigned long long)OCFS2_I(inode)->ip_blkno);
+			     (unsigned long long)ocfs2_metadata_cache_owner(ci));
 			/* We're using ignore_cache here to say
 			 * "go to disk" */
 			ignore_cache = 1;
@@ -283,7 +284,7 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 			 * previously submitted request than we are
 			 * done here. */
 			if ((flags & OCFS2_BH_READAHEAD)
-			    && ocfs2_buffer_read_ahead(inode, bh))
+			    && ocfs2_buffer_read_ahead(ci, bh))
 				continue;
 
 			lock_buffer(bh);
@@ -305,7 +306,7 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 			 * buffer lock. */
 			if (!(flags & OCFS2_BH_IGNORE_CACHE)
 			    && !(flags & OCFS2_BH_READAHEAD)
-			    && ocfs2_buffer_uptodate(inode, bh)) {
+			    && ocfs2_buffer_uptodate(ci, bh)) {
 				unlock_buffer(bh);
 				continue;
 			}
@@ -327,7 +328,7 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 
 		if (!(flags & OCFS2_BH_READAHEAD)) {
 			/* We know this can't have changed as we hold the
-			 * inode sem. Avoid doing any work on the bh if the
+			 * owner sem. Avoid doing any work on the bh if the
 			 * journal has it. */
 			if (!buffer_jbd(bh))
 				wait_on_buffer(bh);
@@ -351,7 +352,7 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 				 * that better not have changed */
 				BUG_ON(buffer_jbd(bh));
 				clear_buffer_needs_validate(bh);
-				status = validate(inode->i_sb, bh);
+				status = validate(sb, bh);
 				if (status) {
 					put_bh(bh);
 					bhs[i] = NULL;
@@ -363,9 +364,9 @@ int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
 		/* Always set the buffer in the cache, even if it was
 		 * a forced read, or read-ahead which hasn't yet
 		 * completed. */
-		ocfs2_set_buffer_uptodate(inode, bh);
+		ocfs2_set_buffer_uptodate(ci, bh);
 	}
-	mutex_unlock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_unlock(ci);
 
 	mlog(ML_BH_IO, "block=(%llu), nr=(%d), cached=%s, flags=0x%x\n", 
 	     (unsigned long long)block, nr,
@@ -399,7 +400,7 @@ static void ocfs2_check_super_or_backup(struct super_block *sb,
 
 /*
  * Write super block and backups doesn't need to collaborate with journal,
- * so we don't need to lock ip_io_mutex and inode doesn't need to bea passed
+ * so we don't need to lock ip_io_mutex and ci doesn't need to bea passed
  * into this function.
  */
 int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
diff --git a/fs/ocfs2/buffer_head_io.h b/fs/ocfs2/buffer_head_io.h
index c75d682dadd8..b97bcc6dde7c 100644
--- a/fs/ocfs2/buffer_head_io.h
+++ b/fs/ocfs2/buffer_head_io.h
@@ -33,7 +33,7 @@ void ocfs2_end_buffer_io_sync(struct buffer_head *bh,
 
 int ocfs2_write_block(struct ocfs2_super          *osb,
 		      struct buffer_head  *bh,
-		      struct inode        *inode);
+		      struct ocfs2_caching_info   *ci);
 int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
 			   unsigned int nr, struct buffer_head *bhs[]);
 
@@ -44,7 +44,7 @@ int ocfs2_read_blocks_sync(struct ocfs2_super *osb, u64 block,
  * be set even for a READAHEAD call, as it marks the buffer for later
  * validation.
  */
-int ocfs2_read_blocks(struct inode *inode, u64 block, int nr,
+int ocfs2_read_blocks(struct ocfs2_caching_info *ci, u64 block, int nr,
 		      struct buffer_head *bhs[], int flags,
 		      int (*validate)(struct super_block *sb,
 				      struct buffer_head *bh));
@@ -55,7 +55,7 @@ int ocfs2_write_super_or_backup(struct ocfs2_super *osb,
 #define OCFS2_BH_IGNORE_CACHE      1
 #define OCFS2_BH_READAHEAD         8
 
-static inline int ocfs2_read_block(struct inode *inode, u64 off,
+static inline int ocfs2_read_block(struct ocfs2_caching_info *ci, u64 off,
 				   struct buffer_head **bh,
 				   int (*validate)(struct super_block *sb,
 						   struct buffer_head *bh))
@@ -68,7 +68,7 @@ static inline int ocfs2_read_block(struct inode *inode, u64 off,
 		goto bail;
 	}
 
-	status = ocfs2_read_blocks(inode, off, 1, bh, 0, validate);
+	status = ocfs2_read_blocks(ci, off, 1, bh, 0, validate);
 
 bail:
 	return status;
diff --git a/fs/ocfs2/cluster/heartbeat.c b/fs/ocfs2/cluster/heartbeat.c
index 09cc25d04611..c452d116b892 100644
--- a/fs/ocfs2/cluster/heartbeat.c
+++ b/fs/ocfs2/cluster/heartbeat.c
@@ -966,7 +966,7 @@ static ssize_t o2hb_debug_read(struct file *file, char __user *buf,
 }
 #endif  /* CONFIG_DEBUG_FS */
 
-static struct file_operations o2hb_debug_fops = {
+static const struct file_operations o2hb_debug_fops = {
 	.open =		o2hb_debug_open,
 	.release =	o2hb_debug_release,
 	.read =		o2hb_debug_read,
diff --git a/fs/ocfs2/cluster/masklog.c b/fs/ocfs2/cluster/masklog.c
index 96df5416993e..1cd2934de615 100644
--- a/fs/ocfs2/cluster/masklog.c
+++ b/fs/ocfs2/cluster/masklog.c
@@ -111,6 +111,7 @@ static struct mlog_attribute mlog_attrs[MLOG_MAX_BITS] = {
 	define_mask(EXPORT),
 	define_mask(XATTR),
 	define_mask(QUOTA),
+	define_mask(REFCOUNT),
 	define_mask(ERROR),
 	define_mask(NOTICE),
 	define_mask(KTHREAD),
diff --git a/fs/ocfs2/cluster/masklog.h b/fs/ocfs2/cluster/masklog.h
index 696c32e50716..9b4d11726cf2 100644
--- a/fs/ocfs2/cluster/masklog.h
+++ b/fs/ocfs2/cluster/masklog.h
@@ -113,6 +113,7 @@
 #define ML_EXPORT	0x0000000010000000ULL /* ocfs2 export operations */
 #define ML_XATTR	0x0000000020000000ULL /* ocfs2 extended attributes */
 #define ML_QUOTA	0x0000000040000000ULL /* ocfs2 quota operations */
+#define ML_REFCOUNT	0x0000000080000000ULL /* refcount tree operations */
 /* bits that are infrequently given and frequently matched in the high word */
 #define ML_ERROR	0x0000000100000000ULL /* sent to KERN_ERR */
 #define ML_NOTICE	0x0000000200000000ULL /* setn to KERN_NOTICE */
diff --git a/fs/ocfs2/cluster/netdebug.c b/fs/ocfs2/cluster/netdebug.c
index f8424874fa07..da794bc07a6c 100644
--- a/fs/ocfs2/cluster/netdebug.c
+++ b/fs/ocfs2/cluster/netdebug.c
@@ -163,7 +163,7 @@ static void nst_seq_stop(struct seq_file *seq, void *v)
 {
 }
 
-static struct seq_operations nst_seq_ops = {
+static const struct seq_operations nst_seq_ops = {
 	.start = nst_seq_start,
 	.next = nst_seq_next,
 	.stop = nst_seq_stop,
@@ -207,7 +207,7 @@ static int nst_fop_release(struct inode *inode, struct file *file)
 	return seq_release_private(inode, file);
 }
 
-static struct file_operations nst_seq_fops = {
+static const struct file_operations nst_seq_fops = {
 	.open = nst_fop_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
@@ -344,7 +344,7 @@ static void sc_seq_stop(struct seq_file *seq, void *v)
 {
 }
 
-static struct seq_operations sc_seq_ops = {
+static const struct seq_operations sc_seq_ops = {
 	.start = sc_seq_start,
 	.next = sc_seq_next,
 	.stop = sc_seq_stop,
@@ -388,7 +388,7 @@ static int sc_fop_release(struct inode *inode, struct file *file)
 	return seq_release_private(inode, file);
 }
 
-static struct file_operations sc_seq_fops = {
+static const struct file_operations sc_seq_fops = {
 	.open = sc_fop_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
diff --git a/fs/ocfs2/dir.c b/fs/ocfs2/dir.c
index b358f3bf896d..28c3ec238796 100644
--- a/fs/ocfs2/dir.c
+++ b/fs/ocfs2/dir.c
@@ -176,7 +176,7 @@ static int ocfs2_dx_dir_link_trailer(struct inode *dir, handle_t *handle,
 	struct ocfs2_dx_root_block *dx_root;
 	struct ocfs2_dir_block_trailer *trailer;
 
-	ret = ocfs2_journal_access_dr(handle, dir, dx_root_bh,
+	ret = ocfs2_journal_access_dr(handle, INODE_CACHE(dir), dx_root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -564,7 +564,8 @@ static int ocfs2_read_dir_block_direct(struct inode *dir, u64 phys,
 	int ret;
 	struct buffer_head *tmp = *bh;
 
-	ret = ocfs2_read_block(dir, phys, &tmp, ocfs2_validate_dir_block);
+	ret = ocfs2_read_block(INODE_CACHE(dir), phys, &tmp,
+			       ocfs2_validate_dir_block);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -622,7 +623,8 @@ static int ocfs2_read_dx_root(struct inode *dir, struct ocfs2_dinode *di,
 	u64 blkno = le64_to_cpu(di->i_dx_root);
 	struct buffer_head *tmp = *dx_root_bh;
 
-	ret = ocfs2_read_block(dir, blkno, &tmp, ocfs2_validate_dx_root);
+	ret = ocfs2_read_block(INODE_CACHE(dir), blkno, &tmp,
+			       ocfs2_validate_dx_root);
 
 	/* If ocfs2_read_block() got us a new bh, pass it up. */
 	if (!ret && !*dx_root_bh)
@@ -662,7 +664,8 @@ static int ocfs2_read_dx_leaf(struct inode *dir, u64 blkno,
 	int ret;
 	struct buffer_head *tmp = *dx_leaf_bh;
 
-	ret = ocfs2_read_block(dir, blkno, &tmp, ocfs2_validate_dx_leaf);
+	ret = ocfs2_read_block(INODE_CACHE(dir), blkno, &tmp,
+			       ocfs2_validate_dx_leaf);
 
 	/* If ocfs2_read_block() got us a new bh, pass it up. */
 	if (!ret && !*dx_leaf_bh)
@@ -680,7 +683,7 @@ static int ocfs2_read_dx_leaves(struct inode *dir, u64 start, int num,
 {
 	int ret;
 
-	ret = ocfs2_read_blocks(dir, start, num, dx_leaf_bhs, 0,
+	ret = ocfs2_read_blocks(INODE_CACHE(dir), start, num, dx_leaf_bhs, 0,
 				ocfs2_validate_dx_leaf);
 	if (ret)
 		mlog_errno(ret);
@@ -802,7 +805,8 @@ static int ocfs2_dx_dir_lookup_rec(struct inode *inode,
 	struct ocfs2_extent_rec *rec = NULL;
 
 	if (el->l_tree_depth) {
-		ret = ocfs2_find_leaf(inode, el, major_hash, &eb_bh);
+		ret = ocfs2_find_leaf(INODE_CACHE(inode), el, major_hash,
+				      &eb_bh);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -1133,7 +1137,8 @@ int ocfs2_update_entry(struct inode *dir, handle_t *handle,
 	if (OCFS2_I(dir)->ip_dyn_features & OCFS2_INLINE_DATA_FL)
 		access = ocfs2_journal_access_di;
 
-	ret = access(handle, dir, de_bh, OCFS2_JOURNAL_ACCESS_WRITE);
+	ret = access(handle, INODE_CACHE(dir), de_bh,
+		     OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -1176,7 +1181,7 @@ static int __ocfs2_delete_entry(handle_t *handle, struct inode *dir,
 			goto bail;
 		}
 		if (de == de_del)  {
-			status = access(handle, dir, bh,
+			status = access(handle, INODE_CACHE(dir), bh,
 					OCFS2_JOURNAL_ACCESS_WRITE);
 			if (status < 0) {
 				status = -EIO;
@@ -1326,7 +1331,7 @@ static int ocfs2_delete_entry_dx(handle_t *handle, struct inode *dir,
 	 * the entry count needs to be updated. Also, we might be
 	 * adding to the start of the free list.
 	 */
-	ret = ocfs2_journal_access_dr(handle, dir, dx_root_bh,
+	ret = ocfs2_journal_access_dr(handle, INODE_CACHE(dir), dx_root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1334,7 +1339,7 @@ static int ocfs2_delete_entry_dx(handle_t *handle, struct inode *dir,
 	}
 
 	if (!ocfs2_dx_root_inline(dx_root)) {
-		ret = ocfs2_journal_access_dl(handle, dir,
+		ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir),
 					      lookup->dl_dx_leaf_bh,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
@@ -1493,7 +1498,7 @@ static int __ocfs2_dx_dir_leaf_insert(struct inode *dir, handle_t *handle,
 	int ret;
 	struct ocfs2_dx_leaf *dx_leaf;
 
-	ret = ocfs2_journal_access_dl(handle, dir, dx_leaf_bh,
+	ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), dx_leaf_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1523,7 +1528,7 @@ static int ocfs2_dx_dir_insert(struct inode *dir, handle_t *handle,
 	struct ocfs2_dx_root_block *dx_root;
 	struct buffer_head *dx_root_bh = lookup->dl_dx_root_bh;
 
-	ret = ocfs2_journal_access_dr(handle, dir, dx_root_bh,
+	ret = ocfs2_journal_access_dr(handle, INODE_CACHE(dir), dx_root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1645,11 +1650,13 @@ int __ocfs2_add_entry(handle_t *handle,
 		 */
 		if (ocfs2_free_list_at_root(lookup)) {
 			bh = lookup->dl_dx_root_bh;
-			retval = ocfs2_journal_access_dr(handle, dir, bh,
+			retval = ocfs2_journal_access_dr(handle,
+						 INODE_CACHE(dir), bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		} else {
 			bh = lookup->dl_prev_leaf_bh;
-			retval = ocfs2_journal_access_db(handle, dir, bh,
+			retval = ocfs2_journal_access_db(handle,
+						 INODE_CACHE(dir), bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		}
 		if (retval) {
@@ -1700,11 +1707,13 @@ int __ocfs2_add_entry(handle_t *handle,
 			}
 
 			if (insert_bh == parent_fe_bh)
-				status = ocfs2_journal_access_di(handle, dir,
+				status = ocfs2_journal_access_di(handle,
+								 INODE_CACHE(dir),
 								 insert_bh,
 								 OCFS2_JOURNAL_ACCESS_WRITE);
 			else {
-				status = ocfs2_journal_access_db(handle, dir,
+				status = ocfs2_journal_access_db(handle,
+								 INODE_CACHE(dir),
 								 insert_bh,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 
@@ -2280,7 +2289,7 @@ static int ocfs2_fill_new_dir_id(struct ocfs2_super *osb,
 	struct ocfs2_inline_data *data = &di->id2.i_data;
 	unsigned int size = le16_to_cpu(data->id_count);
 
-	ret = ocfs2_journal_access_di(handle, inode, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -2332,9 +2341,9 @@ static int ocfs2_fill_new_dir_el(struct ocfs2_super *osb,
 		goto bail;
 	}
 
-	ocfs2_set_new_buffer_uptodate(inode, new_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode), new_bh);
 
-	status = ocfs2_journal_access_db(handle, inode, new_bh,
+	status = ocfs2_journal_access_db(handle, INODE_CACHE(inode), new_bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -2418,9 +2427,9 @@ static int ocfs2_dx_dir_attach_index(struct ocfs2_super *osb,
 		ret = -EIO;
 		goto out;
 	}
-	ocfs2_set_new_buffer_uptodate(dir, dx_root_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(dir), dx_root_bh);
 
-	ret = ocfs2_journal_access_dr(handle, dir, dx_root_bh,
+	ret = ocfs2_journal_access_dr(handle, INODE_CACHE(dir), dx_root_bh,
 				      OCFS2_JOURNAL_ACCESS_CREATE);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -2454,7 +2463,7 @@ static int ocfs2_dx_dir_attach_index(struct ocfs2_super *osb,
 	if (ret)
 		mlog_errno(ret);
 
-	ret = ocfs2_journal_access_di(handle, dir, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(dir), di_bh,
 				      OCFS2_JOURNAL_ACCESS_CREATE);
 	if (ret) {
 		mlog_errno(ret);
@@ -2495,9 +2504,9 @@ static int ocfs2_dx_dir_format_cluster(struct ocfs2_super *osb,
 		}
 		dx_leaves[i] = bh;
 
-		ocfs2_set_new_buffer_uptodate(dir, bh);
+		ocfs2_set_new_buffer_uptodate(INODE_CACHE(dir), bh);
 
-		ret = ocfs2_journal_access_dl(handle, dir, bh,
+		ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), bh,
 					      OCFS2_JOURNAL_ACCESS_CREATE);
 		if (ret < 0) {
 			mlog_errno(ret);
@@ -2582,7 +2591,6 @@ static int ocfs2_dx_dir_new_cluster(struct inode *dir,
 {
 	int ret;
 	u64 phys_blkno;
-	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
 
 	ret = __ocfs2_dx_dir_new_cluster(dir, cpos, handle, data_ac, dx_leaves,
 					 num_dx_leaves, &phys_blkno);
@@ -2591,7 +2599,7 @@ static int ocfs2_dx_dir_new_cluster(struct inode *dir,
 		goto out;
 	}
 
-	ret = ocfs2_insert_extent(osb, handle, dir, et, cpos, phys_blkno, 1, 0,
+	ret = ocfs2_insert_extent(handle, et, cpos, phys_blkno, 1, 0,
 				  meta_ac);
 	if (ret)
 		mlog_errno(ret);
@@ -2895,7 +2903,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 	struct ocfs2_extent_tree dx_et;
 	int did_quota = 0, bytes_allocated = 0;
 
-	ocfs2_init_dinode_extent_tree(&et, dir, di_bh);
+	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(dir), di_bh);
 
 	alloc = ocfs2_clusters_for_bytes(sb, bytes);
 	dx_alloc = 0;
@@ -3005,9 +3013,9 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 		goto out_commit;
 	}
 
-	ocfs2_set_new_buffer_uptodate(dir, dirdata_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(dir), dirdata_bh);
 
-	ret = ocfs2_journal_access_db(handle, dir, dirdata_bh,
+	ret = ocfs2_journal_access_db(handle, INODE_CACHE(dir), dirdata_bh,
 				      OCFS2_JOURNAL_ACCESS_CREATE);
 	if (ret) {
 		mlog_errno(ret);
@@ -3060,7 +3068,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 	 * We let the later dirent insert modify c/mtime - to the user
 	 * the data hasn't changed.
 	 */
-	ret = ocfs2_journal_access_di(handle, dir, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(dir), di_bh,
 				      OCFS2_JOURNAL_ACCESS_CREATE);
 	if (ret) {
 		mlog_errno(ret);
@@ -3085,7 +3093,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 	 * This should never fail as our extent list is empty and all
 	 * related blocks have been journaled already.
 	 */
-	ret = ocfs2_insert_extent(osb, handle, dir, &et, 0, blkno, len,
+	ret = ocfs2_insert_extent(handle, &et, 0, blkno, len,
 				  0, NULL);
 	if (ret) {
 		mlog_errno(ret);
@@ -3117,8 +3125,10 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 			ocfs2_dx_dir_index_root_block(dir, dx_root_bh,
 						      dirdata_bh);
 		} else {
-			ocfs2_init_dx_root_extent_tree(&dx_et, dir, dx_root_bh);
-			ret = ocfs2_insert_extent(osb, handle, dir, &dx_et, 0,
+			ocfs2_init_dx_root_extent_tree(&dx_et,
+						       INODE_CACHE(dir),
+						       dx_root_bh);
+			ret = ocfs2_insert_extent(handle, &dx_et, 0,
 						  dx_insert_blkno, 1, 0, NULL);
 			if (ret)
 				mlog_errno(ret);
@@ -3138,7 +3148,7 @@ static int ocfs2_expand_inline_dir(struct inode *dir, struct buffer_head *di_bh,
 		}
 		blkno = ocfs2_clusters_to_blocks(dir->i_sb, bit_off);
 
-		ret = ocfs2_insert_extent(osb, handle, dir, &et, 1,
+		ret = ocfs2_insert_extent(handle, &et, 1,
 					  blkno, len, 0, NULL);
 		if (ret) {
 			mlog_errno(ret);
@@ -3337,8 +3347,9 @@ static int ocfs2_extend_dir(struct ocfs2_super *osb,
 	spin_lock(&OCFS2_I(dir)->ip_lock);
 	if (dir_i_size == ocfs2_clusters_to_bytes(sb, OCFS2_I(dir)->ip_clusters)) {
 		spin_unlock(&OCFS2_I(dir)->ip_lock);
-		ocfs2_init_dinode_extent_tree(&et, dir, parent_fe_bh);
-		num_free_extents = ocfs2_num_free_extents(osb, dir, &et);
+		ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(dir),
+					      parent_fe_bh);
+		num_free_extents = ocfs2_num_free_extents(osb, &et);
 		if (num_free_extents < 0) {
 			status = num_free_extents;
 			mlog_errno(status);
@@ -3387,9 +3398,9 @@ do_extend:
 		goto bail;
 	}
 
-	ocfs2_set_new_buffer_uptodate(dir, new_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(dir), new_bh);
 
-	status = ocfs2_journal_access_db(handle, dir, new_bh,
+	status = ocfs2_journal_access_db(handle, INODE_CACHE(dir), new_bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -3829,7 +3840,7 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,
 	     (unsigned long long)OCFS2_I(dir)->ip_blkno,
 	     (unsigned long long)leaf_blkno, insert_hash);
 
-	ocfs2_init_dx_root_extent_tree(&et, dir, dx_root_bh);
+	ocfs2_init_dx_root_extent_tree(&et, INODE_CACHE(dir), dx_root_bh);
 
 	dx_root = (struct ocfs2_dx_root_block *)dx_root_bh->b_data;
 	/*
@@ -3885,7 +3896,7 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,
 	}
 	did_quota = 1;
 
-	ret = ocfs2_journal_access_dl(handle, dir, dx_leaf_bh,
+	ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir), dx_leaf_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -3949,7 +3960,8 @@ static int ocfs2_dx_dir_rebalance(struct ocfs2_super *osb, struct inode *dir,
 	}
 
 	for (i = 0; i < num_dx_leaves; i++) {
-		ret = ocfs2_journal_access_dl(handle, dir, orig_dx_leaves[i],
+		ret = ocfs2_journal_access_dl(handle, INODE_CACHE(dir),
+					      orig_dx_leaves[i],
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
 			mlog_errno(ret);
@@ -4165,7 +4177,7 @@ static int ocfs2_expand_inline_dx_root(struct inode *dir,
 	 * failure to add the dx_root_bh to the journal won't result
 	 * us losing clusters.
 	 */
-	ret = ocfs2_journal_access_dr(handle, dir, dx_root_bh,
+	ret = ocfs2_journal_access_dr(handle, INODE_CACHE(dir), dx_root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -4207,9 +4219,8 @@ static int ocfs2_expand_inline_dx_root(struct inode *dir,
 
 	/* This should never fail considering we start with an empty
 	 * dx_root. */
-	ocfs2_init_dx_root_extent_tree(&et, dir, dx_root_bh);
-	ret = ocfs2_insert_extent(osb, handle, dir, &et, 0,
-				  insert_blkno, 1, 0, NULL);
+	ocfs2_init_dx_root_extent_tree(&et, INODE_CACHE(dir), dx_root_bh);
+	ret = ocfs2_insert_extent(handle, &et, 0, insert_blkno, 1, 0, NULL);
 	if (ret)
 		mlog_errno(ret);
 	did_quota = 0;
@@ -4469,7 +4480,7 @@ static int ocfs2_dx_dir_remove_index(struct inode *dir,
 		goto out_unlock;
 	}
 
-	ret = ocfs2_journal_access_di(handle, dir, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(dir), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -4532,7 +4543,7 @@ int ocfs2_dx_dir_truncate(struct inode *dir, struct buffer_head *di_bh)
 	if (ocfs2_dx_root_inline(dx_root))
 		goto remove_index;
 
-	ocfs2_init_dx_root_extent_tree(&et, dir, dx_root_bh);
+	ocfs2_init_dx_root_extent_tree(&et, INODE_CACHE(dir), dx_root_bh);
 
 	/* XXX: What if dr_clusters is too large? */
 	while (le32_to_cpu(dx_root->dr_clusters)) {
@@ -4565,7 +4576,7 @@ remove_index:
 		goto out;
 	}
 
-	ocfs2_remove_from_cache(dir, dx_root_bh);
+	ocfs2_remove_from_cache(INODE_CACHE(dir), dx_root_bh);
 out:
 	ocfs2_schedule_truncate_log_flush(osb, 1);
 	ocfs2_run_deallocs(osb, &dealloc);
diff --git a/fs/ocfs2/dlm/dlmast.c b/fs/ocfs2/dlm/dlmast.c
index 81eff8e58322..01cf8cc3d286 100644
--- a/fs/ocfs2/dlm/dlmast.c
+++ b/fs/ocfs2/dlm/dlmast.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlm/dlmconvert.c b/fs/ocfs2/dlm/dlmconvert.c
index 75997b4deaf3..ca96bce50e18 100644
--- a/fs/ocfs2/dlm/dlmconvert.c
+++ b/fs/ocfs2/dlm/dlmconvert.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlm/dlmdebug.c b/fs/ocfs2/dlm/dlmdebug.c
index df52f706f669..42b0bad7a612 100644
--- a/fs/ocfs2/dlm/dlmdebug.c
+++ b/fs/ocfs2/dlm/dlmdebug.c
@@ -27,7 +27,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/sysctl.h>
 #include <linux/spinlock.h>
 #include <linux/debugfs.h>
@@ -479,7 +478,7 @@ bail:
 	return -ENOMEM;
 }
 
-static struct file_operations debug_purgelist_fops = {
+static const struct file_operations debug_purgelist_fops = {
 	.open =		debug_purgelist_open,
 	.release =	debug_buffer_release,
 	.read =		debug_buffer_read,
@@ -539,7 +538,7 @@ bail:
 	return -ENOMEM;
 }
 
-static struct file_operations debug_mle_fops = {
+static const struct file_operations debug_mle_fops = {
 	.open =		debug_mle_open,
 	.release =	debug_buffer_release,
 	.read =		debug_buffer_read,
@@ -683,7 +682,7 @@ static int lockres_seq_show(struct seq_file *s, void *v)
 	return 0;
 }
 
-static struct seq_operations debug_lockres_ops = {
+static const struct seq_operations debug_lockres_ops = {
 	.start =	lockres_seq_start,
 	.stop =		lockres_seq_stop,
 	.next =		lockres_seq_next,
@@ -742,7 +741,7 @@ static int debug_lockres_release(struct inode *inode, struct file *file)
 	return seq_release_private(inode, file);
 }
 
-static struct file_operations debug_lockres_fops = {
+static const struct file_operations debug_lockres_fops = {
 	.open =		debug_lockres_open,
 	.release =	debug_lockres_release,
 	.read =		seq_read,
@@ -926,7 +925,7 @@ bail:
 	return -ENOMEM;
 }
 
-static struct file_operations debug_state_fops = {
+static const struct file_operations debug_state_fops = {
 	.open =		debug_state_open,
 	.release =	debug_buffer_release,
 	.read =		debug_buffer_read,
diff --git a/fs/ocfs2/dlm/dlmdomain.c b/fs/ocfs2/dlm/dlmdomain.c
index 4d9e6b288dd8..0334000676d3 100644
--- a/fs/ocfs2/dlm/dlmdomain.c
+++ b/fs/ocfs2/dlm/dlmdomain.c
@@ -28,7 +28,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/spinlock.h>
 #include <linux/delay.h>
diff --git a/fs/ocfs2/dlm/dlmlock.c b/fs/ocfs2/dlm/dlmlock.c
index 83a9f2972ac8..437698e9465f 100644
--- a/fs/ocfs2/dlm/dlmlock.c
+++ b/fs/ocfs2/dlm/dlmlock.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlm/dlmmaster.c b/fs/ocfs2/dlm/dlmmaster.c
index f8b653fcd4dd..83bcaf266b35 100644
--- a/fs/ocfs2/dlm/dlmmaster.c
+++ b/fs/ocfs2/dlm/dlmmaster.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlm/dlmrecovery.c b/fs/ocfs2/dlm/dlmrecovery.c
index 43e6e3280569..d9fa3d22e17c 100644
--- a/fs/ocfs2/dlm/dlmrecovery.c
+++ b/fs/ocfs2/dlm/dlmrecovery.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlm/dlmthread.c b/fs/ocfs2/dlm/dlmthread.c
index d490b66ad9d7..52ec020ea78b 100644
--- a/fs/ocfs2/dlm/dlmthread.c
+++ b/fs/ocfs2/dlm/dlmthread.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
@@ -212,14 +211,18 @@ static int dlm_purge_lockres(struct dlm_ctxt *dlm,
 		spin_lock(&dlm->spinlock);
 	}
 
+	spin_lock(&res->spinlock);
 	if (!list_empty(&res->purge)) {
 		mlog(0, "removing lockres %.*s:%p from purgelist, "
 		     "master = %d\n", res->lockname.len, res->lockname.name,
 		     res, master);
 		list_del_init(&res->purge);
+		spin_unlock(&res->spinlock);
 		dlm_lockres_put(res);
 		dlm->purge_count--;
-	}
+	} else
+		spin_unlock(&res->spinlock);
+
 	__dlm_unhash_lockres(res);
 
 	/* lockres is not in the hash now.  drop the flag and wake up
diff --git a/fs/ocfs2/dlm/dlmunlock.c b/fs/ocfs2/dlm/dlmunlock.c
index 756f5b0998e0..00f53b2aea76 100644
--- a/fs/ocfs2/dlm/dlmunlock.c
+++ b/fs/ocfs2/dlm/dlmunlock.c
@@ -30,7 +30,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/sysctl.h>
 #include <linux/random.h>
diff --git a/fs/ocfs2/dlmglue.c b/fs/ocfs2/dlmglue.c
index 110bb57c46ab..0d38d67194cb 100644
--- a/fs/ocfs2/dlmglue.c
+++ b/fs/ocfs2/dlmglue.c
@@ -53,6 +53,7 @@
 #include "super.h"
 #include "uptodate.h"
 #include "quota.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
@@ -110,6 +111,11 @@ static void ocfs2_dentry_post_unlock(struct ocfs2_super *osb,
 
 static void ocfs2_set_qinfo_lvb(struct ocfs2_lock_res *lockres);
 
+static int ocfs2_check_refcount_downconvert(struct ocfs2_lock_res *lockres,
+					    int new_level);
+static int ocfs2_refcount_convert_worker(struct ocfs2_lock_res *lockres,
+					 int blocking);
+
 #define mlog_meta_lvb(__level, __lockres) ocfs2_dump_meta_lvb_info(__level, __PRETTY_FUNCTION__, __LINE__, __lockres)
 
 /* This aids in debugging situations where a bad LVB might be involved. */
@@ -278,6 +284,12 @@ static struct ocfs2_lock_res_ops ocfs2_qinfo_lops = {
 	.flags		= LOCK_TYPE_REQUIRES_REFRESH | LOCK_TYPE_USES_LVB,
 };
 
+static struct ocfs2_lock_res_ops ocfs2_refcount_block_lops = {
+	.check_downconvert = ocfs2_check_refcount_downconvert,
+	.downconvert_worker = ocfs2_refcount_convert_worker,
+	.flags		= 0,
+};
+
 static inline int ocfs2_is_inode_lock(struct ocfs2_lock_res *lockres)
 {
 	return lockres->l_type == OCFS2_LOCK_TYPE_META ||
@@ -306,6 +318,12 @@ static inline struct ocfs2_mem_dqinfo *ocfs2_lock_res_qinfo(struct ocfs2_lock_re
 	return (struct ocfs2_mem_dqinfo *)lockres->l_priv;
 }
 
+static inline struct ocfs2_refcount_tree *
+ocfs2_lock_res_refcount_tree(struct ocfs2_lock_res *res)
+{
+	return container_of(res, struct ocfs2_refcount_tree, rf_lockres);
+}
+
 static inline struct ocfs2_super *ocfs2_get_lockres_osb(struct ocfs2_lock_res *lockres)
 {
 	if (lockres->l_ops->get_osb)
@@ -693,6 +711,17 @@ void ocfs2_qinfo_lock_res_init(struct ocfs2_lock_res *lockres,
 				   info);
 }
 
+void ocfs2_refcount_lock_res_init(struct ocfs2_lock_res *lockres,
+				  struct ocfs2_super *osb, u64 ref_blkno,
+				  unsigned int generation)
+{
+	ocfs2_lock_res_init_once(lockres);
+	ocfs2_build_lock_name(OCFS2_LOCK_TYPE_REFCOUNT, ref_blkno,
+			      generation, lockres->l_name);
+	ocfs2_lock_res_init_common(osb, lockres, OCFS2_LOCK_TYPE_REFCOUNT,
+				   &ocfs2_refcount_block_lops, osb);
+}
+
 void ocfs2_lock_res_free(struct ocfs2_lock_res *res)
 {
 	mlog_entry_void();
@@ -1548,8 +1577,10 @@ int ocfs2_rw_lock(struct inode *inode, int write)
 	     (unsigned long long)OCFS2_I(inode)->ip_blkno,
 	     write ? "EXMODE" : "PRMODE");
 
-	if (ocfs2_mount_local(osb))
+	if (ocfs2_mount_local(osb)) {
+		mlog_exit(0);
 		return 0;
+	}
 
 	lockres = &OCFS2_I(inode)->ip_rw_lockres;
 
@@ -2127,7 +2158,7 @@ static int ocfs2_inode_lock_update(struct inode *inode,
 
 	/* This will discard any caching information we might have had
 	 * for the inode metadata. */
-	ocfs2_metadata_cache_purge(inode);
+	ocfs2_metadata_cache_purge(INODE_CACHE(inode));
 
 	ocfs2_extent_map_trunc(inode, 0);
 
@@ -3009,6 +3040,7 @@ static void ocfs2_unlock_ast(void *opaque, int error)
 		     "unlock_action %d\n", error, lockres->l_name,
 		     lockres->l_unlock_action);
 		spin_unlock_irqrestore(&lockres->l_lock, flags);
+		mlog_exit_void();
 		return;
 	}
 
@@ -3495,11 +3527,11 @@ out:
 	return UNBLOCK_CONTINUE;
 }
 
-static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
-					int new_level)
+static int ocfs2_ci_checkpointed(struct ocfs2_caching_info *ci,
+				 struct ocfs2_lock_res *lockres,
+				 int new_level)
 {
-	struct inode *inode = ocfs2_lock_res_inode(lockres);
-	int checkpointed = ocfs2_inode_fully_checkpointed(inode);
+	int checkpointed = ocfs2_ci_fully_checkpointed(ci);
 
 	BUG_ON(new_level != DLM_LOCK_NL && new_level != DLM_LOCK_PR);
 	BUG_ON(lockres->l_level != DLM_LOCK_EX && !checkpointed);
@@ -3507,10 +3539,18 @@ static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
 	if (checkpointed)
 		return 1;
 
-	ocfs2_start_checkpoint(OCFS2_SB(inode->i_sb));
+	ocfs2_start_checkpoint(OCFS2_SB(ocfs2_metadata_cache_get_super(ci)));
 	return 0;
 }
 
+static int ocfs2_check_meta_downconvert(struct ocfs2_lock_res *lockres,
+					int new_level)
+{
+	struct inode *inode = ocfs2_lock_res_inode(lockres);
+
+	return ocfs2_ci_checkpointed(INODE_CACHE(inode), lockres, new_level);
+}
+
 static void ocfs2_set_meta_lvb(struct ocfs2_lock_res *lockres)
 {
 	struct inode *inode = ocfs2_lock_res_inode(lockres);
@@ -3640,6 +3680,26 @@ static int ocfs2_dentry_convert_worker(struct ocfs2_lock_res *lockres,
 	return UNBLOCK_CONTINUE_POST;
 }
 
+static int ocfs2_check_refcount_downconvert(struct ocfs2_lock_res *lockres,
+					    int new_level)
+{
+	struct ocfs2_refcount_tree *tree =
+				ocfs2_lock_res_refcount_tree(lockres);
+
+	return ocfs2_ci_checkpointed(&tree->rf_ci, lockres, new_level);
+}
+
+static int ocfs2_refcount_convert_worker(struct ocfs2_lock_res *lockres,
+					 int blocking)
+{
+	struct ocfs2_refcount_tree *tree =
+				ocfs2_lock_res_refcount_tree(lockres);
+
+	ocfs2_metadata_cache_purge(&tree->rf_ci);
+
+	return UNBLOCK_CONTINUE;
+}
+
 static void ocfs2_set_qinfo_lvb(struct ocfs2_lock_res *lockres)
 {
 	struct ocfs2_qinfo_lvb *lvb;
@@ -3752,6 +3812,37 @@ bail:
 	return status;
 }
 
+int ocfs2_refcount_lock(struct ocfs2_refcount_tree *ref_tree, int ex)
+{
+	int status;
+	int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
+	struct ocfs2_lock_res *lockres = &ref_tree->rf_lockres;
+	struct ocfs2_super *osb = lockres->l_priv;
+
+
+	if (ocfs2_is_hard_readonly(osb))
+		return -EROFS;
+
+	if (ocfs2_mount_local(osb))
+		return 0;
+
+	status = ocfs2_cluster_lock(osb, lockres, level, 0, 0);
+	if (status < 0)
+		mlog_errno(status);
+
+	return status;
+}
+
+void ocfs2_refcount_unlock(struct ocfs2_refcount_tree *ref_tree, int ex)
+{
+	int level = ex ? DLM_LOCK_EX : DLM_LOCK_PR;
+	struct ocfs2_lock_res *lockres = &ref_tree->rf_lockres;
+	struct ocfs2_super *osb = lockres->l_priv;
+
+	if (!ocfs2_mount_local(osb))
+		ocfs2_cluster_unlock(osb, lockres, level);
+}
+
 /*
  * This is the filesystem locking protocol.  It provides the lock handling
  * hooks for the underlying DLM.  It has a maximum version number.
diff --git a/fs/ocfs2/dlmglue.h b/fs/ocfs2/dlmglue.h
index 7553836931de..d1ce48e1b3d6 100644
--- a/fs/ocfs2/dlmglue.h
+++ b/fs/ocfs2/dlmglue.h
@@ -101,6 +101,9 @@ void ocfs2_file_lock_res_init(struct ocfs2_lock_res *lockres,
 struct ocfs2_mem_dqinfo;
 void ocfs2_qinfo_lock_res_init(struct ocfs2_lock_res *lockres,
                                struct ocfs2_mem_dqinfo *info);
+void ocfs2_refcount_lock_res_init(struct ocfs2_lock_res *lockres,
+				  struct ocfs2_super *osb, u64 ref_blkno,
+				  unsigned int generation);
 void ocfs2_lock_res_free(struct ocfs2_lock_res *res);
 int ocfs2_create_new_inode_locks(struct inode *inode);
 int ocfs2_drop_inode_locks(struct inode *inode);
@@ -148,6 +151,9 @@ int ocfs2_file_lock(struct file *file, int ex, int trylock);
 void ocfs2_file_unlock(struct file *file);
 int ocfs2_qinfo_lock(struct ocfs2_mem_dqinfo *oinfo, int ex);
 void ocfs2_qinfo_unlock(struct ocfs2_mem_dqinfo *oinfo, int ex);
+struct ocfs2_refcount_tree;
+int ocfs2_refcount_lock(struct ocfs2_refcount_tree *ref_tree, int ex);
+void ocfs2_refcount_unlock(struct ocfs2_refcount_tree *ref_tree, int ex);
 
 
 void ocfs2_mark_lockres_freeing(struct ocfs2_lock_res *lockres);
diff --git a/fs/ocfs2/extent_map.c b/fs/ocfs2/extent_map.c
index f2bb1a04d253..843db64e9d4a 100644
--- a/fs/ocfs2/extent_map.c
+++ b/fs/ocfs2/extent_map.c
@@ -293,7 +293,7 @@ static int ocfs2_last_eb_is_empty(struct inode *inode,
 	struct ocfs2_extent_block *eb;
 	struct ocfs2_extent_list *el;
 
-	ret = ocfs2_read_extent_block(inode, last_eb_blk, &eb_bh);
+	ret = ocfs2_read_extent_block(INODE_CACHE(inode), last_eb_blk, &eb_bh);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
@@ -353,11 +353,11 @@ static int ocfs2_search_for_hole_index(struct ocfs2_extent_list *el,
  * eb_bh is NULL. Otherwise, eb_bh should point to the extent block
  * containing el.
  */
-static int ocfs2_figure_hole_clusters(struct inode *inode,
-				      struct ocfs2_extent_list *el,
-				      struct buffer_head *eb_bh,
-				      u32 v_cluster,
-				      u32 *num_clusters)
+int ocfs2_figure_hole_clusters(struct ocfs2_caching_info *ci,
+			       struct ocfs2_extent_list *el,
+			       struct buffer_head *eb_bh,
+			       u32 v_cluster,
+			       u32 *num_clusters)
 {
 	int ret, i;
 	struct buffer_head *next_eb_bh = NULL;
@@ -375,7 +375,7 @@ static int ocfs2_figure_hole_clusters(struct inode *inode,
 		if (le64_to_cpu(eb->h_next_leaf_blk) == 0ULL)
 			goto no_more_extents;
 
-		ret = ocfs2_read_extent_block(inode,
+		ret = ocfs2_read_extent_block(ci,
 					      le64_to_cpu(eb->h_next_leaf_blk),
 					      &next_eb_bh);
 		if (ret) {
@@ -428,7 +428,8 @@ static int ocfs2_get_clusters_nocache(struct inode *inode,
 	tree_height = le16_to_cpu(el->l_tree_depth);
 
 	if (tree_height > 0) {
-		ret = ocfs2_find_leaf(inode, el, v_cluster, &eb_bh);
+		ret = ocfs2_find_leaf(INODE_CACHE(inode), el, v_cluster,
+				      &eb_bh);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -455,7 +456,8 @@ static int ocfs2_get_clusters_nocache(struct inode *inode,
 		 * field.
 		 */
 		if (hole_len) {
-			ret = ocfs2_figure_hole_clusters(inode, el, eb_bh,
+			ret = ocfs2_figure_hole_clusters(INODE_CACHE(inode),
+							 el, eb_bh,
 							 v_cluster, &len);
 			if (ret) {
 				mlog_errno(ret);
@@ -539,7 +541,8 @@ static void ocfs2_relative_extent_offsets(struct super_block *sb,
 
 int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster,
 			     u32 *p_cluster, u32 *num_clusters,
-			     struct ocfs2_extent_list *el)
+			     struct ocfs2_extent_list *el,
+			     unsigned int *extent_flags)
 {
 	int ret = 0, i;
 	struct buffer_head *eb_bh = NULL;
@@ -548,7 +551,8 @@ int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster,
 	u32 coff;
 
 	if (el->l_tree_depth) {
-		ret = ocfs2_find_leaf(inode, el, v_cluster, &eb_bh);
+		ret = ocfs2_find_leaf(INODE_CACHE(inode), el, v_cluster,
+				      &eb_bh);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -590,6 +594,9 @@ int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster,
 		*p_cluster = *p_cluster + coff;
 		if (num_clusters)
 			*num_clusters = ocfs2_rec_clusters(el, rec) - coff;
+
+		if (extent_flags)
+			*extent_flags = rec->e_flags;
 	}
 out:
 	if (eb_bh)
@@ -862,8 +869,8 @@ int ocfs2_read_virt_blocks(struct inode *inode, u64 v_block, int nr,
 			BUG_ON(bhs[done + i]->b_blocknr != (p_block + i));
 		}
 
-		rc = ocfs2_read_blocks(inode, p_block, count, bhs + done,
-				       flags, validate);
+		rc = ocfs2_read_blocks(INODE_CACHE(inode), p_block, count,
+				       bhs + done, flags, validate);
 		if (rc) {
 			mlog_errno(rc);
 			break;
diff --git a/fs/ocfs2/extent_map.h b/fs/ocfs2/extent_map.h
index b7dd9731b462..e79d41c2c909 100644
--- a/fs/ocfs2/extent_map.h
+++ b/fs/ocfs2/extent_map.h
@@ -55,12 +55,18 @@ int ocfs2_fiemap(struct inode *inode, struct fiemap_extent_info *fieinfo,
 
 int ocfs2_xattr_get_clusters(struct inode *inode, u32 v_cluster,
 			     u32 *p_cluster, u32 *num_clusters,
-			     struct ocfs2_extent_list *el);
+			     struct ocfs2_extent_list *el,
+			     unsigned int *extent_flags);
 
 int ocfs2_read_virt_blocks(struct inode *inode, u64 v_block, int nr,
 			   struct buffer_head *bhs[], int flags,
 			   int (*validate)(struct super_block *sb,
 					   struct buffer_head *bh));
+int ocfs2_figure_hole_clusters(struct ocfs2_caching_info *ci,
+			       struct ocfs2_extent_list *el,
+			       struct buffer_head *eb_bh,
+			       u32 v_cluster,
+			       u32 *num_clusters);
 static inline int ocfs2_read_virt_block(struct inode *inode, u64 v_block,
 					struct buffer_head **bh,
 					int (*validate)(struct super_block *sb,
diff --git a/fs/ocfs2/file.c b/fs/ocfs2/file.c
index 221c5e98957b..de059f490586 100644
--- a/fs/ocfs2/file.c
+++ b/fs/ocfs2/file.c
@@ -59,6 +59,7 @@
 #include "xattr.h"
 #include "acl.h"
 #include "quota.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
@@ -259,7 +260,7 @@ int ocfs2_update_inode_atime(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -334,6 +335,39 @@ out:
 	return ret;
 }
 
+static int ocfs2_cow_file_pos(struct inode *inode,
+			      struct buffer_head *fe_bh,
+			      u64 offset)
+{
+	int status;
+	u32 phys, cpos = offset >> OCFS2_SB(inode->i_sb)->s_clustersize_bits;
+	unsigned int num_clusters = 0;
+	unsigned int ext_flags = 0;
+
+	/*
+	 * If the new offset is aligned to the range of the cluster, there is
+	 * no space for ocfs2_zero_range_for_truncate to fill, so no need to
+	 * CoW either.
+	 */
+	if ((offset & (OCFS2_SB(inode->i_sb)->s_clustersize - 1)) == 0)
+		return 0;
+
+	status = ocfs2_get_clusters(inode, cpos, &phys,
+				    &num_clusters, &ext_flags);
+	if (status) {
+		mlog_errno(status);
+		goto out;
+	}
+
+	if (!(ext_flags & OCFS2_EXT_REFCOUNTED))
+		goto out;
+
+	return ocfs2_refcount_cow(inode, fe_bh, cpos, 1, cpos+1);
+
+out:
+	return status;
+}
+
 static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
 				     struct inode *inode,
 				     struct buffer_head *fe_bh,
@@ -346,6 +380,17 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
 
 	mlog_entry_void();
 
+	/*
+	 * We need to CoW the cluster contains the offset if it is reflinked
+	 * since we will call ocfs2_zero_range_for_truncate later which will
+	 * write "0" from offset to the end of the cluster.
+	 */
+	status = ocfs2_cow_file_pos(inode, fe_bh, new_i_size);
+	if (status) {
+		mlog_errno(status);
+		return status;
+	}
+
 	/* TODO: This needs to actually orphan the inode in this
 	 * transaction. */
 
@@ -356,7 +401,7 @@ static int ocfs2_orphan_for_truncate(struct ocfs2_super *osb,
 		goto out;
 	}
 
-	status = ocfs2_journal_access_di(handle, inode, fe_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), fe_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -486,6 +531,8 @@ bail_unlock_sem:
 	up_write(&OCFS2_I(inode)->ip_alloc_sem);
 
 bail:
+	if (!status && OCFS2_I(inode)->ip_clusters == 0)
+		status = ocfs2_try_remove_refcount_tree(inode, di_bh);
 
 	mlog_exit(status);
 	return status;
@@ -515,11 +562,10 @@ int ocfs2_add_inode_data(struct ocfs2_super *osb,
 	int ret;
 	struct ocfs2_extent_tree et;
 
-	ocfs2_init_dinode_extent_tree(&et, inode, fe_bh);
-	ret = ocfs2_add_clusters_in_btree(osb, inode, logical_offset,
-					   clusters_to_add, mark_unwritten,
-					   &et, handle,
-					   data_ac, meta_ac, reason_ret);
+	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), fe_bh);
+	ret = ocfs2_add_clusters_in_btree(handle, &et, logical_offset,
+					  clusters_to_add, mark_unwritten,
+					  data_ac, meta_ac, reason_ret);
 
 	return ret;
 }
@@ -564,7 +610,7 @@ restart_all:
 	     (unsigned long long)OCFS2_I(inode)->ip_blkno,
 	     (long long)i_size_read(inode), le32_to_cpu(fe->i_clusters),
 	     clusters_to_add);
-	ocfs2_init_dinode_extent_tree(&et, inode, bh);
+	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), bh);
 	status = ocfs2_lock_allocators(inode, &et, clusters_to_add, 0,
 				       &data_ac, &meta_ac);
 	if (status) {
@@ -593,7 +639,7 @@ restarted_transaction:
 	/* reserve a write to the file entry early on - that we if we
 	 * run out of credits in the allocation path, we can still
 	 * update i_size. */
-	status = ocfs2_journal_access_di(handle, inode, bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1131,7 +1177,7 @@ static int __ocfs2_write_remove_suid(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -1395,7 +1441,7 @@ static int ocfs2_remove_inode_range(struct inode *inode,
 	struct address_space *mapping = inode->i_mapping;
 	struct ocfs2_extent_tree et;
 
-	ocfs2_init_dinode_extent_tree(&et, inode, di_bh);
+	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(inode), di_bh);
 	ocfs2_init_dealloc_ctxt(&dealloc);
 
 	if (byte_len == 0)
@@ -1657,6 +1703,71 @@ static long ocfs2_fallocate(struct inode *inode, int mode, loff_t offset,
 					 OCFS2_IOC_RESVSP64, &sr, change_size);
 }
 
+int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
+				   size_t count)
+{
+	int ret = 0;
+	unsigned int extent_flags;
+	u32 cpos, clusters, extent_len, phys_cpos;
+	struct super_block *sb = inode->i_sb;
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb)) ||
+	    !(OCFS2_I(inode)->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL) ||
+	    OCFS2_I(inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL)
+		return 0;
+
+	cpos = pos >> OCFS2_SB(sb)->s_clustersize_bits;
+	clusters = ocfs2_clusters_for_bytes(sb, pos + count) - cpos;
+
+	while (clusters) {
+		ret = ocfs2_get_clusters(inode, cpos, &phys_cpos, &extent_len,
+					 &extent_flags);
+		if (ret < 0) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		if (phys_cpos && (extent_flags & OCFS2_EXT_REFCOUNTED)) {
+			ret = 1;
+			break;
+		}
+
+		if (extent_len > clusters)
+			extent_len = clusters;
+
+		clusters -= extent_len;
+		cpos += extent_len;
+	}
+out:
+	return ret;
+}
+
+static int ocfs2_prepare_inode_for_refcount(struct inode *inode,
+					    loff_t pos, size_t count,
+					    int *meta_level)
+{
+	int ret;
+	struct buffer_head *di_bh = NULL;
+	u32 cpos = pos >> OCFS2_SB(inode->i_sb)->s_clustersize_bits;
+	u32 clusters =
+		ocfs2_clusters_for_bytes(inode->i_sb, pos + count) - cpos;
+
+	ret = ocfs2_inode_lock(inode, &di_bh, 1);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	*meta_level = 1;
+
+	ret = ocfs2_refcount_cow(inode, di_bh, cpos, clusters, UINT_MAX);
+	if (ret)
+		mlog_errno(ret);
+out:
+	brelse(di_bh);
+	return ret;
+}
+
 static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
 					 loff_t *ppos,
 					 size_t count,
@@ -1713,6 +1824,22 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
 
 		end = saved_pos + count;
 
+		ret = ocfs2_check_range_for_refcount(inode, saved_pos, count);
+		if (ret == 1) {
+			ocfs2_inode_unlock(inode, meta_level);
+			meta_level = -1;
+
+			ret = ocfs2_prepare_inode_for_refcount(inode,
+							       saved_pos,
+							       count,
+							       &meta_level);
+		}
+
+		if (ret < 0) {
+			mlog_errno(ret);
+			goto out_unlock;
+		}
+
 		/*
 		 * Skip the O_DIRECT checks if we don't need
 		 * them.
@@ -1759,7 +1886,8 @@ static int ocfs2_prepare_inode_for_write(struct dentry *dentry,
 		*ppos = saved_pos;
 
 out_unlock:
-	ocfs2_inode_unlock(inode, meta_level);
+	if (meta_level >= 0)
+		ocfs2_inode_unlock(inode, meta_level);
 
 out:
 	return ret;
diff --git a/fs/ocfs2/file.h b/fs/ocfs2/file.h
index 172f9fbc9fc7..d66cf4f7c70e 100644
--- a/fs/ocfs2/file.h
+++ b/fs/ocfs2/file.h
@@ -69,4 +69,6 @@ int ocfs2_update_inode_atime(struct inode *inode,
 int ocfs2_change_file_space(struct file *file, unsigned int cmd,
 			    struct ocfs2_space_resv *sr);
 
+int ocfs2_check_range_for_refcount(struct inode *inode, loff_t pos,
+				   size_t count);
 #endif /* OCFS2_FILE_H */
diff --git a/fs/ocfs2/inode.c b/fs/ocfs2/inode.c
index 4dc8890ba316..0297fb8982b8 100644
--- a/fs/ocfs2/inode.c
+++ b/fs/ocfs2/inode.c
@@ -53,6 +53,7 @@
 #include "sysfile.h"
 #include "uptodate.h"
 #include "xattr.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
@@ -562,7 +563,8 @@ static int ocfs2_truncate_for_delete(struct ocfs2_super *osb,
 			goto out;
 		}
 
-		status = ocfs2_journal_access_di(handle, inode, fe_bh,
+		status = ocfs2_journal_access_di(handle, INODE_CACHE(inode),
+						 fe_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -646,7 +648,7 @@ static int ocfs2_remove_inode(struct inode *inode,
 	}
 
 	/* set the inodes dtime */
-	status = ocfs2_journal_access_di(handle, inode, di_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -662,7 +664,7 @@ static int ocfs2_remove_inode(struct inode *inode,
 		goto bail_commit;
 	}
 
-	ocfs2_remove_from_cache(inode, di_bh);
+	ocfs2_remove_from_cache(INODE_CACHE(inode), di_bh);
 	vfs_dq_free_inode(inode);
 
 	status = ocfs2_free_dinode(handle, inode_alloc_inode,
@@ -781,6 +783,12 @@ static int ocfs2_wipe_inode(struct inode *inode,
 		goto bail_unlock_dir;
 	}
 
+	status = ocfs2_remove_refcount_tree(inode, di_bh);
+	if (status < 0) {
+		mlog_errno(status);
+		goto bail_unlock_dir;
+	}
+
 	status = ocfs2_remove_inode(inode, di_bh, orphan_dir_inode,
 				    orphan_dir_bh);
 	if (status < 0)
@@ -1112,13 +1120,14 @@ void ocfs2_clear_inode(struct inode *inode)
 	ocfs2_lock_res_free(&oi->ip_inode_lockres);
 	ocfs2_lock_res_free(&oi->ip_open_lockres);
 
-	ocfs2_metadata_cache_purge(inode);
+	ocfs2_metadata_cache_exit(INODE_CACHE(inode));
 
-	mlog_bug_on_msg(oi->ip_metadata_cache.ci_num_cached,
+	mlog_bug_on_msg(INODE_CACHE(inode)->ci_num_cached,
 			"Clear inode of %llu, inode has %u cache items\n",
-			(unsigned long long)oi->ip_blkno, oi->ip_metadata_cache.ci_num_cached);
+			(unsigned long long)oi->ip_blkno,
+			INODE_CACHE(inode)->ci_num_cached);
 
-	mlog_bug_on_msg(!(oi->ip_flags & OCFS2_INODE_CACHE_INLINE),
+	mlog_bug_on_msg(!(INODE_CACHE(inode)->ci_flags & OCFS2_CACHE_FL_INLINE),
 			"Clear inode of %llu, inode has a bad flag\n",
 			(unsigned long long)oi->ip_blkno);
 
@@ -1145,9 +1154,7 @@ void ocfs2_clear_inode(struct inode *inode)
 			(unsigned long long)oi->ip_blkno, oi->ip_open_count);
 
 	/* Clear all other flags. */
-	oi->ip_flags = OCFS2_INODE_CACHE_INLINE;
-	oi->ip_created_trans = 0;
-	oi->ip_last_trans = 0;
+	oi->ip_flags = 0;
 	oi->ip_dir_start_lookup = 0;
 	oi->ip_blkno = 0ULL;
 
@@ -1239,7 +1246,7 @@ int ocfs2_mark_inode_dirty(handle_t *handle,
 	mlog_entry("(inode %llu)\n",
 		   (unsigned long long)OCFS2_I(inode)->ip_blkno);
 
-	status = ocfs2_journal_access_di(handle, inode, bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1380,8 +1387,8 @@ int ocfs2_read_inode_block_full(struct inode *inode, struct buffer_head **bh,
 	int rc;
 	struct buffer_head *tmp = *bh;
 
-	rc = ocfs2_read_blocks(inode, OCFS2_I(inode)->ip_blkno, 1, &tmp,
-			       flags, ocfs2_validate_inode_block);
+	rc = ocfs2_read_blocks(INODE_CACHE(inode), OCFS2_I(inode)->ip_blkno,
+			       1, &tmp, flags, ocfs2_validate_inode_block);
 
 	/* If ocfs2_read_blocks() got us a new bh, pass it up. */
 	if (!rc && !*bh)
@@ -1394,3 +1401,56 @@ int ocfs2_read_inode_block(struct inode *inode, struct buffer_head **bh)
 {
 	return ocfs2_read_inode_block_full(inode, bh, 0);
 }
+
+
+static u64 ocfs2_inode_cache_owner(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	return oi->ip_blkno;
+}
+
+static struct super_block *ocfs2_inode_cache_get_super(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	return oi->vfs_inode.i_sb;
+}
+
+static void ocfs2_inode_cache_lock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	spin_lock(&oi->ip_lock);
+}
+
+static void ocfs2_inode_cache_unlock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	spin_unlock(&oi->ip_lock);
+}
+
+static void ocfs2_inode_cache_io_lock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	mutex_lock(&oi->ip_io_mutex);
+}
+
+static void ocfs2_inode_cache_io_unlock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_inode_info *oi = cache_info_to_inode(ci);
+
+	mutex_unlock(&oi->ip_io_mutex);
+}
+
+const struct ocfs2_caching_operations ocfs2_inode_caching_ops = {
+	.co_owner		= ocfs2_inode_cache_owner,
+	.co_get_super		= ocfs2_inode_cache_get_super,
+	.co_cache_lock		= ocfs2_inode_cache_lock,
+	.co_cache_unlock	= ocfs2_inode_cache_unlock,
+	.co_io_lock		= ocfs2_inode_cache_io_lock,
+	.co_io_unlock		= ocfs2_inode_cache_io_unlock,
+};
+
diff --git a/fs/ocfs2/inode.h b/fs/ocfs2/inode.h
index ea71525aad41..ba4fe07b293c 100644
--- a/fs/ocfs2/inode.h
+++ b/fs/ocfs2/inode.h
@@ -60,12 +60,6 @@ struct ocfs2_inode_info
 
 	u32				ip_dir_start_lookup;
 
-	/* next two are protected by trans_inc_lock */
-	/* which transaction were we created on? Zero if none. */
-	unsigned long			ip_created_trans;
-	/* last transaction we were a part of. */
-	unsigned long			ip_last_trans;
-
 	struct ocfs2_caching_info	ip_metadata_cache;
 
 	struct ocfs2_extent_map		ip_extent_map;
@@ -106,8 +100,6 @@ struct ocfs2_inode_info
 #define OCFS2_INODE_MAYBE_ORPHANED	0x00000020
 /* Does someone have the file open O_DIRECT */
 #define OCFS2_INODE_OPEN_DIRECT		0x00000040
-/* Indicates that the metadata cache should be used as an array. */
-#define OCFS2_INODE_CACHE_INLINE	0x00000080
 
 static inline struct ocfs2_inode_info *OCFS2_I(struct inode *inode)
 {
@@ -120,6 +112,12 @@ static inline struct ocfs2_inode_info *OCFS2_I(struct inode *inode)
 extern struct kmem_cache *ocfs2_inode_cache;
 
 extern const struct address_space_operations ocfs2_aops;
+extern const struct ocfs2_caching_operations ocfs2_inode_caching_ops;
+
+static inline struct ocfs2_caching_info *INODE_CACHE(struct inode *inode)
+{
+	return &OCFS2_I(inode)->ip_metadata_cache;
+}
 
 void ocfs2_clear_inode(struct inode *inode);
 void ocfs2_delete_inode(struct inode *inode);
@@ -172,4 +170,10 @@ int ocfs2_read_inode_block(struct inode *inode, struct buffer_head **bh);
 /* The same, but can be passed OCFS2_BH_* flags */
 int ocfs2_read_inode_block_full(struct inode *inode, struct buffer_head **bh,
 				int flags);
+
+static inline struct ocfs2_inode_info *cache_info_to_inode(struct ocfs2_caching_info *ci)
+{
+	return container_of(ci, struct ocfs2_inode_info, ip_metadata_cache);
+}
+
 #endif /* OCFS2_INODE_H */
diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 467b413bec21..31fbb0619510 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -21,6 +21,7 @@
 #include "ocfs2_fs.h"
 #include "ioctl.h"
 #include "resize.h"
+#include "refcounttree.h"
 
 #include <linux/ext2_fs.h>
 
@@ -115,6 +116,9 @@ long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	int status;
 	struct ocfs2_space_resv sr;
 	struct ocfs2_new_group_input input;
+	struct reflink_arguments args;
+	const char *old_path, *new_path;
+	bool preserve;
 
 	switch (cmd) {
 	case OCFS2_IOC_GETFLAGS:
@@ -160,6 +164,15 @@ long ocfs2_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 			return -EFAULT;
 
 		return ocfs2_group_add(inode, &input);
+	case OCFS2_IOC_REFLINK:
+		if (copy_from_user(&args, (struct reflink_arguments *)arg,
+				   sizeof(args)))
+			return -EFAULT;
+		old_path = (const char *)(unsigned long)args.old_path;
+		new_path = (const char *)(unsigned long)args.new_path;
+		preserve = (args.preserve != 0);
+
+		return ocfs2_reflink_ioctl(inode, old_path, new_path, preserve);
 	default:
 		return -ENOTTY;
 	}
@@ -182,6 +195,7 @@ long ocfs2_compat_ioctl(struct file *file, unsigned cmd, unsigned long arg)
 	case OCFS2_IOC_GROUP_EXTEND:
 	case OCFS2_IOC_GROUP_ADD:
 	case OCFS2_IOC_GROUP_ADD64:
+	case OCFS2_IOC_REFLINK:
 		break;
 	default:
 		return -ENOIOCTLCMD;
diff --git a/fs/ocfs2/journal.c b/fs/ocfs2/journal.c
index c48b93ac6b65..54c16b66327e 100644
--- a/fs/ocfs2/journal.c
+++ b/fs/ocfs2/journal.c
@@ -48,6 +48,7 @@
 #include "slot_map.h"
 #include "super.h"
 #include "sysfile.h"
+#include "uptodate.h"
 #include "quota.h"
 
 #include "buffer_head_io.h"
@@ -554,6 +555,14 @@ static struct ocfs2_triggers eb_triggers = {
 	.ot_offset	= offsetof(struct ocfs2_extent_block, h_check),
 };
 
+static struct ocfs2_triggers rb_triggers = {
+	.ot_triggers = {
+		.t_commit = ocfs2_commit_trigger,
+		.t_abort = ocfs2_abort_trigger,
+	},
+	.ot_offset	= offsetof(struct ocfs2_refcount_block, rf_check),
+};
+
 static struct ocfs2_triggers gd_triggers = {
 	.ot_triggers = {
 		.t_commit = ocfs2_commit_trigger,
@@ -601,14 +610,16 @@ static struct ocfs2_triggers dl_triggers = {
 };
 
 static int __ocfs2_journal_access(handle_t *handle,
-				  struct inode *inode,
+				  struct ocfs2_caching_info *ci,
 				  struct buffer_head *bh,
 				  struct ocfs2_triggers *triggers,
 				  int type)
 {
 	int status;
+	struct ocfs2_super *osb =
+		OCFS2_SB(ocfs2_metadata_cache_get_super(ci));
 
-	BUG_ON(!inode);
+	BUG_ON(!ci || !ci->ci_ops);
 	BUG_ON(!handle);
 	BUG_ON(!bh);
 
@@ -627,15 +638,15 @@ static int __ocfs2_journal_access(handle_t *handle,
 		BUG();
 	}
 
-	/* Set the current transaction information on the inode so
+	/* Set the current transaction information on the ci so
 	 * that the locking code knows whether it can drop it's locks
-	 * on this inode or not. We're protected from the commit
+	 * on this ci or not. We're protected from the commit
 	 * thread updating the current transaction id until
 	 * ocfs2_commit_trans() because ocfs2_start_trans() took
 	 * j_trans_barrier for us. */
-	ocfs2_set_inode_lock_trans(OCFS2_SB(inode->i_sb)->journal, inode);
+	ocfs2_set_ci_lock_trans(osb->journal, ci);
 
-	mutex_lock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_lock(ci);
 	switch (type) {
 	case OCFS2_JOURNAL_ACCESS_CREATE:
 	case OCFS2_JOURNAL_ACCESS_WRITE:
@@ -650,9 +661,9 @@ static int __ocfs2_journal_access(handle_t *handle,
 		status = -EINVAL;
 		mlog(ML_ERROR, "Uknown access type!\n");
 	}
-	if (!status && ocfs2_meta_ecc(OCFS2_SB(inode->i_sb)) && triggers)
+	if (!status && ocfs2_meta_ecc(osb) && triggers)
 		jbd2_journal_set_triggers(bh, &triggers->ot_triggers);
-	mutex_unlock(&OCFS2_I(inode)->ip_io_mutex);
+	ocfs2_metadata_cache_io_unlock(ci);
 
 	if (status < 0)
 		mlog(ML_ERROR, "Error %d getting %d access to buffer!\n",
@@ -662,66 +673,65 @@ static int __ocfs2_journal_access(handle_t *handle,
 	return status;
 }
 
-int ocfs2_journal_access_di(handle_t *handle, struct inode *inode,
-			       struct buffer_head *bh, int type)
+int ocfs2_journal_access_di(handle_t *handle, struct ocfs2_caching_info *ci,
+			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &di_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &di_triggers, type);
 }
 
-int ocfs2_journal_access_eb(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_eb(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &eb_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &eb_triggers, type);
 }
 
-int ocfs2_journal_access_gd(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_rb(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &gd_triggers,
+	return __ocfs2_journal_access(handle, ci, bh, &rb_triggers,
 				      type);
 }
 
-int ocfs2_journal_access_db(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_gd(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &db_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &gd_triggers, type);
 }
 
-int ocfs2_journal_access_xb(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_db(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &xb_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &db_triggers, type);
 }
 
-int ocfs2_journal_access_dq(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_xb(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &dq_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &xb_triggers, type);
 }
 
-int ocfs2_journal_access_dr(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_dq(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &dr_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &dq_triggers, type);
 }
 
-int ocfs2_journal_access_dl(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_dr(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, &dl_triggers,
-				      type);
+	return __ocfs2_journal_access(handle, ci, bh, &dr_triggers, type);
+}
+
+int ocfs2_journal_access_dl(handle_t *handle, struct ocfs2_caching_info *ci,
+			    struct buffer_head *bh, int type)
+{
+	return __ocfs2_journal_access(handle, ci, bh, &dl_triggers, type);
 }
 
-int ocfs2_journal_access(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access(handle_t *handle, struct ocfs2_caching_info *ci,
 			 struct buffer_head *bh, int type)
 {
-	return __ocfs2_journal_access(handle, inode, bh, NULL, type);
+	return __ocfs2_journal_access(handle, ci, bh, NULL, type);
 }
 
 int ocfs2_journal_dirty(handle_t *handle,
@@ -898,7 +908,7 @@ static int ocfs2_journal_toggle_dirty(struct ocfs2_super *osb,
 		ocfs2_bump_recovery_generation(fe);
 
 	ocfs2_compute_meta_ecc(osb->sb, bh->b_data, &fe->i_check);
-	status = ocfs2_write_block(osb, bh, journal->j_inode);
+	status = ocfs2_write_block(osb, bh, INODE_CACHE(journal->j_inode));
 	if (status < 0)
 		mlog_errno(status);
 
@@ -1642,7 +1652,7 @@ static int ocfs2_replay_journal(struct ocfs2_super *osb,
 					ocfs2_get_recovery_generation(fe);
 
 	ocfs2_compute_meta_ecc(osb->sb, bh->b_data, &fe->i_check);
-	status = ocfs2_write_block(osb, bh, inode);
+	status = ocfs2_write_block(osb, bh, INODE_CACHE(inode));
 	if (status < 0)
 		mlog_errno(status);
 
diff --git a/fs/ocfs2/journal.h b/fs/ocfs2/journal.h
index 2c3222aec622..3f74e09b0d80 100644
--- a/fs/ocfs2/journal.h
+++ b/fs/ocfs2/journal.h
@@ -90,56 +90,66 @@ static inline unsigned long ocfs2_inc_trans_id(struct ocfs2_journal *j)
 	return old_id;
 }
 
-static inline void ocfs2_set_inode_lock_trans(struct ocfs2_journal *journal,
-					      struct inode *inode)
+static inline void ocfs2_set_ci_lock_trans(struct ocfs2_journal *journal,
+					   struct ocfs2_caching_info *ci)
 {
 	spin_lock(&trans_inc_lock);
-	OCFS2_I(inode)->ip_last_trans = journal->j_trans_id;
+	ci->ci_last_trans = journal->j_trans_id;
 	spin_unlock(&trans_inc_lock);
 }
 
 /* Used to figure out whether it's safe to drop a metadata lock on an
- * inode. Returns true if all the inodes changes have been
+ * cached object. Returns true if all the object's changes have been
  * checkpointed to disk. You should be holding the spinlock on the
  * metadata lock while calling this to be sure that nobody can take
  * the lock and put it on another transaction. */
-static inline int ocfs2_inode_fully_checkpointed(struct inode *inode)
+static inline int ocfs2_ci_fully_checkpointed(struct ocfs2_caching_info *ci)
 {
 	int ret;
-	struct ocfs2_journal *journal = OCFS2_SB(inode->i_sb)->journal;
+	struct ocfs2_journal *journal =
+		OCFS2_SB(ocfs2_metadata_cache_get_super(ci))->journal;
 
 	spin_lock(&trans_inc_lock);
-	ret = time_after(journal->j_trans_id, OCFS2_I(inode)->ip_last_trans);
+	ret = time_after(journal->j_trans_id, ci->ci_last_trans);
 	spin_unlock(&trans_inc_lock);
 	return ret;
 }
 
-/* convenience function to check if an inode is still new (has never
- * hit disk) Will do you a favor and set created_trans = 0 when you've
- * been checkpointed.  returns '1' if the inode is still new. */
-static inline int ocfs2_inode_is_new(struct inode *inode)
+/* convenience function to check if an object backed by struct
+ * ocfs2_caching_info  is still new (has never hit disk) Will do you a
+ * favor and set created_trans = 0 when you've
+ * been checkpointed.  returns '1' if the ci is still new. */
+static inline int ocfs2_ci_is_new(struct ocfs2_caching_info *ci)
 {
 	int ret;
+	struct ocfs2_journal *journal =
+		OCFS2_SB(ocfs2_metadata_cache_get_super(ci))->journal;
 
+	spin_lock(&trans_inc_lock);
+	ret = !(time_after(journal->j_trans_id, ci->ci_created_trans));
+	if (!ret)
+		ci->ci_created_trans = 0;
+	spin_unlock(&trans_inc_lock);
+	return ret;
+}
+
+/* Wrapper for inodes so we can check system files */
+static inline int ocfs2_inode_is_new(struct inode *inode)
+{
 	/* System files are never "new" as they're written out by
 	 * mkfs. This helps us early during mount, before we have the
 	 * journal open and j_trans_id could be junk. */
 	if (OCFS2_I(inode)->ip_flags & OCFS2_INODE_SYSTEM_FILE)
 		return 0;
-	spin_lock(&trans_inc_lock);
-	ret = !(time_after(OCFS2_SB(inode->i_sb)->journal->j_trans_id,
-			   OCFS2_I(inode)->ip_created_trans));
-	if (!ret)
-		OCFS2_I(inode)->ip_created_trans = 0;
-	spin_unlock(&trans_inc_lock);
-	return ret;
+
+	return ocfs2_ci_is_new(INODE_CACHE(inode));
 }
 
-static inline void ocfs2_inode_set_new(struct ocfs2_super *osb,
-				       struct inode *inode)
+static inline void ocfs2_ci_set_new(struct ocfs2_super *osb,
+				    struct ocfs2_caching_info *ci)
 {
 	spin_lock(&trans_inc_lock);
-	OCFS2_I(inode)->ip_created_trans = osb->journal->j_trans_id;
+	ci->ci_created_trans = osb->journal->j_trans_id;
 	spin_unlock(&trans_inc_lock);
 }
 
@@ -200,7 +210,7 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode)
 	if (ocfs2_mount_local(osb))
 		return;
 
-	if (!ocfs2_inode_fully_checkpointed(inode)) {
+	if (!ocfs2_ci_fully_checkpointed(INODE_CACHE(inode))) {
 		/* WARNING: This only kicks off a single
 		 * checkpoint. If someone races you and adds more
 		 * metadata to the journal, you won't know, and will
@@ -210,7 +220,7 @@ static inline void ocfs2_checkpoint_inode(struct inode *inode)
 		ocfs2_start_checkpoint(osb);
 
 		wait_event(osb->journal->j_checkpointed,
-			   ocfs2_inode_fully_checkpointed(inode));
+			   ocfs2_ci_fully_checkpointed(INODE_CACHE(inode)));
 	}
 }
 
@@ -266,31 +276,34 @@ int			     ocfs2_extend_trans(handle_t *handle, int nblocks);
 
 
 /* ocfs2_inode */
-int ocfs2_journal_access_di(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_di(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* ocfs2_extent_block */
-int ocfs2_journal_access_eb(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_eb(handle_t *handle, struct ocfs2_caching_info *ci,
+			    struct buffer_head *bh, int type);
+/* ocfs2_refcount_block */
+int ocfs2_journal_access_rb(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* ocfs2_group_desc */
-int ocfs2_journal_access_gd(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_gd(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* ocfs2_xattr_block */
-int ocfs2_journal_access_xb(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_xb(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* quota blocks */
-int ocfs2_journal_access_dq(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_dq(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* dirblock */
-int ocfs2_journal_access_db(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_db(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* ocfs2_dx_root_block */
-int ocfs2_journal_access_dr(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_dr(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* ocfs2_dx_leaf */
-int ocfs2_journal_access_dl(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access_dl(handle_t *handle, struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh, int type);
 /* Anything that has no ecc */
-int ocfs2_journal_access(handle_t *handle, struct inode *inode,
+int ocfs2_journal_access(handle_t *handle, struct ocfs2_caching_info *ci,
 			 struct buffer_head *bh, int type);
 
 /*
@@ -477,6 +490,23 @@ static inline int ocfs2_calc_dxi_expand_credits(struct super_block *sb)
 	return credits;
 }
 
+/* inode update, new refcount block and its allocation credits. */
+#define OCFS2_REFCOUNT_TREE_CREATE_CREDITS (OCFS2_INODE_UPDATE_CREDITS + 1 \
+					    + OCFS2_SUBALLOC_ALLOC)
+
+/* inode and the refcount block update. */
+#define OCFS2_REFCOUNT_TREE_SET_CREDITS (OCFS2_INODE_UPDATE_CREDITS + 1)
+
+/*
+ * inode and the refcount block update.
+ * It doesn't include the credits for sub alloc change.
+ * So if we need to free the bit, OCFS2_SUBALLOC_FREE needs to be added.
+ */
+#define OCFS2_REFCOUNT_TREE_REMOVE_CREDITS (OCFS2_INODE_UPDATE_CREDITS + 1)
+
+/* 2 metadata alloc, 2 new blocks and root refcount block */
+#define OCFS2_EXPAND_REFCOUNT_TREE_CREDITS (OCFS2_SUBALLOC_ALLOC * 2 + 3)
+
 /*
  * Please note that the caller must make sure that root_el is the root
  * of extent tree. So for an inode, it should be &fe->id2.i_list. Otherwise
diff --git a/fs/ocfs2/localalloc.c b/fs/ocfs2/localalloc.c
index bac7e6abaf47..ac10f83edb95 100644
--- a/fs/ocfs2/localalloc.c
+++ b/fs/ocfs2/localalloc.c
@@ -297,8 +297,8 @@ void ocfs2_shutdown_local_alloc(struct ocfs2_super *osb)
 	}
 	memcpy(alloc_copy, alloc, bh->b_size);
 
-	status = ocfs2_journal_access_di(handle, local_alloc_inode, bh,
-					 OCFS2_JOURNAL_ACCESS_WRITE);
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(local_alloc_inode),
+					 bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto out_commit;
@@ -392,7 +392,7 @@ int ocfs2_begin_local_alloc_recovery(struct ocfs2_super *osb,
 	ocfs2_clear_local_alloc(alloc);
 
 	ocfs2_compute_meta_ecc(osb->sb, alloc_bh->b_data, &alloc->i_check);
-	status = ocfs2_write_block(osb, alloc_bh, inode);
+	status = ocfs2_write_block(osb, alloc_bh, INODE_CACHE(inode));
 	if (status < 0)
 		mlog_errno(status);
 
@@ -678,7 +678,8 @@ int ocfs2_claim_local_alloc_bits(struct ocfs2_super *osb,
 	 * delete bits from it! */
 	*num_bits = bits_wanted;
 
-	status = ocfs2_journal_access_di(handle, local_alloc_inode,
+	status = ocfs2_journal_access_di(handle,
+					 INODE_CACHE(local_alloc_inode),
 					 osb->local_alloc_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
@@ -1156,7 +1157,8 @@ static int ocfs2_local_alloc_slide_window(struct ocfs2_super *osb,
 	}
 	memcpy(alloc_copy, alloc, osb->local_alloc_bh->b_size);
 
-	status = ocfs2_journal_access_di(handle, local_alloc_inode,
+	status = ocfs2_journal_access_di(handle,
+					 INODE_CACHE(local_alloc_inode),
 					 osb->local_alloc_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
diff --git a/fs/ocfs2/mmap.c b/fs/ocfs2/mmap.c
index b606496b72ec..39737613424a 100644
--- a/fs/ocfs2/mmap.c
+++ b/fs/ocfs2/mmap.c
@@ -202,7 +202,7 @@ out:
 	return ret;
 }
 
-static struct vm_operations_struct ocfs2_file_vm_ops = {
+static const struct vm_operations_struct ocfs2_file_vm_ops = {
 	.fault		= ocfs2_fault,
 	.page_mkwrite	= ocfs2_page_mkwrite,
 };
diff --git a/fs/ocfs2/namei.c b/fs/ocfs2/namei.c
index 8601f934010b..f010b22b1c44 100644
--- a/fs/ocfs2/namei.c
+++ b/fs/ocfs2/namei.c
@@ -69,7 +69,6 @@
 static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 			      struct inode *dir,
 			      struct inode *inode,
-			      struct dentry *dentry,
 			      dev_t dev,
 			      struct buffer_head **new_fe_bh,
 			      struct buffer_head *parent_fe_bh,
@@ -78,7 +77,7 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 
 static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
 				    struct inode **ret_orphan_dir,
-				    struct inode *inode,
+				    u64 blkno,
 				    char *name,
 				    struct ocfs2_dir_lookup_result *lookup);
 
@@ -358,8 +357,12 @@ static int ocfs2_mknod(struct inode *dir,
 	}
 	did_quota_inode = 1;
 
+	mlog_entry("(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry,
+		   inode->i_mode, (unsigned long)dev, dentry->d_name.len,
+		   dentry->d_name.name);
+
 	/* do the real work now. */
-	status = ocfs2_mknod_locked(osb, dir, inode, dentry, dev,
+	status = ocfs2_mknod_locked(osb, dir, inode, dev,
 				    &new_fe_bh, parent_fe_bh, handle,
 				    inode_ac);
 	if (status < 0) {
@@ -375,7 +378,8 @@ static int ocfs2_mknod(struct inode *dir,
 			goto leave;
 		}
 
-		status = ocfs2_journal_access_di(handle, dir, parent_fe_bh,
+		status = ocfs2_journal_access_di(handle, INODE_CACHE(dir),
+						 parent_fe_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -465,7 +469,6 @@ leave:
 static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 			      struct inode *dir,
 			      struct inode *inode,
-			      struct dentry *dentry,
 			      dev_t dev,
 			      struct buffer_head **new_fe_bh,
 			      struct buffer_head *parent_fe_bh,
@@ -479,10 +482,6 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 	u16 suballoc_bit;
 	u16 feat;
 
-	mlog_entry("(0x%p, 0x%p, %d, %lu, '%.*s')\n", dir, dentry,
-		   inode->i_mode, (unsigned long)dev, dentry->d_name.len,
-		   dentry->d_name.name);
-
 	*new_fe_bh = NULL;
 
 	status = ocfs2_claim_new_inode(osb, handle, dir, parent_fe_bh,
@@ -507,9 +506,10 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 		mlog_errno(status);
 		goto leave;
 	}
-	ocfs2_set_new_buffer_uptodate(inode, *new_fe_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode), *new_fe_bh);
 
-	status = ocfs2_journal_access_di(handle, inode, *new_fe_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode),
+					 *new_fe_bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -565,7 +565,7 @@ static int ocfs2_mknod_locked(struct ocfs2_super *osb,
 	}
 
 	ocfs2_populate_inode(inode, fe, 1);
-	ocfs2_inode_set_new(osb, inode);
+	ocfs2_ci_set_new(osb, INODE_CACHE(inode));
 	if (!ocfs2_mount_local(osb)) {
 		status = ocfs2_create_new_inode_locks(inode);
 		if (status < 0)
@@ -682,7 +682,7 @@ static int ocfs2_link(struct dentry *old_dentry,
 		goto out_unlock_inode;
 	}
 
-	err = ocfs2_journal_access_di(handle, inode, fe_bh,
+	err = ocfs2_journal_access_di(handle, INODE_CACHE(inode), fe_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (err < 0) {
 		mlog_errno(err);
@@ -850,7 +850,8 @@ static int ocfs2_unlink(struct inode *dir,
 	}
 
 	if (inode_is_unlinkable(inode)) {
-		status = ocfs2_prepare_orphan_dir(osb, &orphan_dir, inode,
+		status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,
+						  OCFS2_I(inode)->ip_blkno,
 						  orphan_name, &orphan_insert);
 		if (status < 0) {
 			mlog_errno(status);
@@ -866,7 +867,7 @@ static int ocfs2_unlink(struct inode *dir,
 		goto leave;
 	}
 
-	status = ocfs2_journal_access_di(handle, inode, fe_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode), fe_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1241,9 +1242,8 @@ static int ocfs2_rename(struct inode *old_dir,
 
 		if (S_ISDIR(new_inode->i_mode) || (new_inode->i_nlink == 1)) {
 			status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,
-							  new_inode,
-							  orphan_name,
-							  &orphan_insert);
+						OCFS2_I(new_inode)->ip_blkno,
+						orphan_name, &orphan_insert);
 			if (status < 0) {
 				mlog_errno(status);
 				goto bail;
@@ -1284,7 +1284,8 @@ static int ocfs2_rename(struct inode *old_dir,
 				goto bail;
 			}
 		}
-		status = ocfs2_journal_access_di(handle, new_inode, newfe_bh,
+		status = ocfs2_journal_access_di(handle, INODE_CACHE(new_inode),
+						 newfe_bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -1331,7 +1332,8 @@ static int ocfs2_rename(struct inode *old_dir,
 	old_inode->i_ctime = CURRENT_TIME;
 	mark_inode_dirty(old_inode);
 
-	status = ocfs2_journal_access_di(handle, old_inode, old_inode_bh,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(old_inode),
+					 old_inode_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status >= 0) {
 		old_di = (struct ocfs2_dinode *) old_inode_bh->b_data;
@@ -1407,9 +1409,10 @@ static int ocfs2_rename(struct inode *old_dir,
 			     (int)old_dir_nlink, old_dir->i_nlink);
 		} else {
 			struct ocfs2_dinode *fe;
-			status = ocfs2_journal_access_di(handle, old_dir,
-						      old_dir_bh,
-						      OCFS2_JOURNAL_ACCESS_WRITE);
+			status = ocfs2_journal_access_di(handle,
+							 INODE_CACHE(old_dir),
+							 old_dir_bh,
+							 OCFS2_JOURNAL_ACCESS_WRITE);
 			fe = (struct ocfs2_dinode *) old_dir_bh->b_data;
 			ocfs2_set_links_count(fe, old_dir->i_nlink);
 			status = ocfs2_journal_dirty(handle, old_dir_bh);
@@ -1527,9 +1530,11 @@ static int ocfs2_create_symlink_data(struct ocfs2_super *osb,
 			mlog_errno(status);
 			goto bail;
 		}
-		ocfs2_set_new_buffer_uptodate(inode, bhs[virtual]);
+		ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode),
+					      bhs[virtual]);
 
-		status = ocfs2_journal_access(handle, inode, bhs[virtual],
+		status = ocfs2_journal_access(handle, INODE_CACHE(inode),
+					      bhs[virtual],
 					      OCFS2_JOURNAL_ACCESS_CREATE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -1692,7 +1697,11 @@ static int ocfs2_symlink(struct inode *dir,
 	}
 	did_quota_inode = 1;
 
-	status = ocfs2_mknod_locked(osb, dir, inode, dentry,
+	mlog_entry("(0x%p, 0x%p, %d, '%.*s')\n", dir, dentry,
+		   inode->i_mode, dentry->d_name.len,
+		   dentry->d_name.name);
+
+	status = ocfs2_mknod_locked(osb, dir, inode,
 				    0, &new_fe_bh, parent_fe_bh, handle,
 				    inode_ac);
 	if (status < 0) {
@@ -1842,7 +1851,7 @@ bail:
 
 static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
 				    struct inode **ret_orphan_dir,
-				    struct inode *inode,
+				    u64 blkno,
 				    char *name,
 				    struct ocfs2_dir_lookup_result *lookup)
 {
@@ -1850,7 +1859,7 @@ static int ocfs2_prepare_orphan_dir(struct ocfs2_super *osb,
 	struct buffer_head *orphan_dir_bh = NULL;
 	int status = 0;
 
-	status = ocfs2_blkno_stringify(OCFS2_I(inode)->ip_blkno, name);
+	status = ocfs2_blkno_stringify(blkno, name);
 	if (status < 0) {
 		mlog_errno(status);
 		return status;
@@ -1917,7 +1926,9 @@ static int ocfs2_orphan_add(struct ocfs2_super *osb,
 		goto leave;
 	}
 
-	status = ocfs2_journal_access_di(handle, orphan_dir_inode, orphan_dir_bh,
+	status = ocfs2_journal_access_di(handle,
+					 INODE_CACHE(orphan_dir_inode),
+					 orphan_dir_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -2002,7 +2013,9 @@ int ocfs2_orphan_del(struct ocfs2_super *osb,
 		goto leave;
 	}
 
-	status = ocfs2_journal_access_di(handle,orphan_dir_inode,  orphan_dir_bh,
+	status = ocfs2_journal_access_di(handle,
+					 INODE_CACHE(orphan_dir_inode),
+					 orphan_dir_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -2028,6 +2041,274 @@ leave:
 	return status;
 }
 
+int ocfs2_create_inode_in_orphan(struct inode *dir,
+				 int mode,
+				 struct inode **new_inode)
+{
+	int status, did_quota_inode = 0;
+	struct inode *inode = NULL;
+	struct inode *orphan_dir = NULL;
+	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
+	struct ocfs2_dinode *di = NULL;
+	handle_t *handle = NULL;
+	char orphan_name[OCFS2_ORPHAN_NAMELEN + 1];
+	struct buffer_head *parent_di_bh = NULL;
+	struct buffer_head *new_di_bh = NULL;
+	struct ocfs2_alloc_context *inode_ac = NULL;
+	struct ocfs2_dir_lookup_result orphan_insert = { NULL, };
+
+	status = ocfs2_inode_lock(dir, &parent_di_bh, 1);
+	if (status < 0) {
+		if (status != -ENOENT)
+			mlog_errno(status);
+		return status;
+	}
+
+	/*
+	 * We give the orphan dir the root blkno to fake an orphan name,
+	 * and allocate enough space for our insertion.
+	 */
+	status = ocfs2_prepare_orphan_dir(osb, &orphan_dir,
+					  osb->root_blkno,
+					  orphan_name, &orphan_insert);
+	if (status < 0) {
+		mlog_errno(status);
+		goto leave;
+	}
+
+	/* reserve an inode spot */
+	status = ocfs2_reserve_new_inode(osb, &inode_ac);
+	if (status < 0) {
+		if (status != -ENOSPC)
+			mlog_errno(status);
+		goto leave;
+	}
+
+	inode = ocfs2_get_init_inode(dir, mode);
+	if (!inode) {
+		status = -ENOMEM;
+		mlog_errno(status);
+		goto leave;
+	}
+
+	handle = ocfs2_start_trans(osb, ocfs2_mknod_credits(osb->sb, 0, 0));
+	if (IS_ERR(handle)) {
+		status = PTR_ERR(handle);
+		handle = NULL;
+		mlog_errno(status);
+		goto leave;
+	}
+
+	/* We don't use standard VFS wrapper because we don't want vfs_dq_init
+	 * to be called. */
+	if (sb_any_quota_active(osb->sb) &&
+	    osb->sb->dq_op->alloc_inode(inode, 1) == NO_QUOTA) {
+		status = -EDQUOT;
+		goto leave;
+	}
+	did_quota_inode = 1;
+
+	/* do the real work now. */
+	status = ocfs2_mknod_locked(osb, dir, inode,
+				    0, &new_di_bh, parent_di_bh, handle,
+				    inode_ac);
+	if (status < 0) {
+		mlog_errno(status);
+		goto leave;
+	}
+
+	status = ocfs2_blkno_stringify(OCFS2_I(inode)->ip_blkno, orphan_name);
+	if (status < 0) {
+		mlog_errno(status);
+		goto leave;
+	}
+
+	di = (struct ocfs2_dinode *)new_di_bh->b_data;
+	status = ocfs2_orphan_add(osb, handle, inode, di, orphan_name,
+				  &orphan_insert, orphan_dir);
+	if (status < 0) {
+		mlog_errno(status);
+		goto leave;
+	}
+
+	/* get open lock so that only nodes can't remove it from orphan dir. */
+	status = ocfs2_open_lock(inode);
+	if (status < 0)
+		mlog_errno(status);
+
+leave:
+	if (status < 0 && did_quota_inode)
+		vfs_dq_free_inode(inode);
+	if (handle)
+		ocfs2_commit_trans(osb, handle);
+
+	if (orphan_dir) {
+		/* This was locked for us in ocfs2_prepare_orphan_dir() */
+		ocfs2_inode_unlock(orphan_dir, 1);
+		mutex_unlock(&orphan_dir->i_mutex);
+		iput(orphan_dir);
+	}
+
+	if (status == -ENOSPC)
+		mlog(0, "Disk is full\n");
+
+	if ((status < 0) && inode) {
+		clear_nlink(inode);
+		iput(inode);
+	}
+
+	if (inode_ac)
+		ocfs2_free_alloc_context(inode_ac);
+
+	brelse(new_di_bh);
+
+	if (!status)
+		*new_inode = inode;
+
+	ocfs2_free_dir_lookup_result(&orphan_insert);
+
+	ocfs2_inode_unlock(dir, 1);
+	brelse(parent_di_bh);
+	return status;
+}
+
+int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
+				   struct inode *inode,
+				   struct dentry *dentry)
+{
+	int status = 0;
+	struct buffer_head *parent_di_bh = NULL;
+	handle_t *handle = NULL;
+	struct ocfs2_super *osb = OCFS2_SB(dir->i_sb);
+	struct ocfs2_dinode *dir_di, *di;
+	struct inode *orphan_dir_inode = NULL;
+	struct buffer_head *orphan_dir_bh = NULL;
+	struct buffer_head *di_bh = NULL;
+	struct ocfs2_dir_lookup_result lookup = { NULL, };
+
+	mlog_entry("(0x%p, 0x%p, %.*s')\n", dir, dentry,
+		   dentry->d_name.len, dentry->d_name.name);
+
+	status = ocfs2_inode_lock(dir, &parent_di_bh, 1);
+	if (status < 0) {
+		if (status != -ENOENT)
+			mlog_errno(status);
+		return status;
+	}
+
+	dir_di = (struct ocfs2_dinode *) parent_di_bh->b_data;
+	if (!dir_di->i_links_count) {
+		/* can't make a file in a deleted directory. */
+		status = -ENOENT;
+		goto leave;
+	}
+
+	status = ocfs2_check_dir_for_entry(dir, dentry->d_name.name,
+					   dentry->d_name.len);
+	if (status)
+		goto leave;
+
+	/* get a spot inside the dir. */
+	status = ocfs2_prepare_dir_for_insert(osb, dir, parent_di_bh,
+					      dentry->d_name.name,
+					      dentry->d_name.len, &lookup);
+	if (status < 0) {
+		mlog_errno(status);
+		goto leave;
+	}
+
+	orphan_dir_inode = ocfs2_get_system_file_inode(osb,
+						       ORPHAN_DIR_SYSTEM_INODE,
+						       osb->slot_num);
+	if (!orphan_dir_inode) {
+		status = -EEXIST;
+		mlog_errno(status);
+		goto leave;
+	}
+
+	mutex_lock(&orphan_dir_inode->i_mutex);
+
+	status = ocfs2_inode_lock(orphan_dir_inode, &orphan_dir_bh, 1);
+	if (status < 0) {
+		mlog_errno(status);
+		mutex_unlock(&orphan_dir_inode->i_mutex);
+		iput(orphan_dir_inode);
+		goto leave;
+	}
+
+	status = ocfs2_read_inode_block(inode, &di_bh);
+	if (status < 0) {
+		mlog_errno(status);
+		goto orphan_unlock;
+	}
+
+	handle = ocfs2_start_trans(osb, ocfs2_rename_credits(osb->sb));
+	if (IS_ERR(handle)) {
+		status = PTR_ERR(handle);
+		handle = NULL;
+		mlog_errno(status);
+		goto orphan_unlock;
+	}
+
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(inode),
+					 di_bh, OCFS2_JOURNAL_ACCESS_WRITE);
+	if (status < 0) {
+		mlog_errno(status);
+		goto out_commit;
+	}
+
+	status = ocfs2_orphan_del(osb, handle, orphan_dir_inode, inode,
+				  orphan_dir_bh);
+	if (status < 0) {
+		mlog_errno(status);
+		goto out_commit;
+	}
+
+	di = (struct ocfs2_dinode *)di_bh->b_data;
+	le32_add_cpu(&di->i_flags, -OCFS2_ORPHANED_FL);
+	di->i_orphaned_slot = 0;
+	ocfs2_journal_dirty(handle, di_bh);
+
+	status = ocfs2_add_entry(handle, dentry, inode,
+				 OCFS2_I(inode)->ip_blkno, parent_di_bh,
+				 &lookup);
+	if (status < 0) {
+		mlog_errno(status);
+		goto out_commit;
+	}
+
+	status = ocfs2_dentry_attach_lock(dentry, inode,
+					  OCFS2_I(dir)->ip_blkno);
+	if (status) {
+		mlog_errno(status);
+		goto out_commit;
+	}
+
+	insert_inode_hash(inode);
+	dentry->d_op = &ocfs2_dentry_ops;
+	d_instantiate(dentry, inode);
+	status = 0;
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+orphan_unlock:
+	ocfs2_inode_unlock(orphan_dir_inode, 1);
+	mutex_unlock(&orphan_dir_inode->i_mutex);
+	iput(orphan_dir_inode);
+leave:
+
+	ocfs2_inode_unlock(dir, 1);
+
+	brelse(di_bh);
+	brelse(parent_di_bh);
+	brelse(orphan_dir_bh);
+
+	ocfs2_free_dir_lookup_result(&lookup);
+
+	mlog_exit(status);
+
+	return status;
+}
+
 const struct inode_operations ocfs2_dir_iops = {
 	.create		= ocfs2_create,
 	.lookup		= ocfs2_lookup,
diff --git a/fs/ocfs2/namei.h b/fs/ocfs2/namei.h
index 688aef64c879..e5d059d4f115 100644
--- a/fs/ocfs2/namei.h
+++ b/fs/ocfs2/namei.h
@@ -35,5 +35,11 @@ int ocfs2_orphan_del(struct ocfs2_super *osb,
 		     struct inode *orphan_dir_inode,
 		     struct inode *inode,
 		     struct buffer_head *orphan_dir_bh);
+int ocfs2_create_inode_in_orphan(struct inode *dir,
+				 int mode,
+				 struct inode **new_inode);
+int ocfs2_mv_orphaned_inode_to_new(struct inode *dir,
+				   struct inode *new_inode,
+				   struct dentry *new_dentry);
 
 #endif /* OCFS2_NAMEI_H */
diff --git a/fs/ocfs2/ocfs2.h b/fs/ocfs2/ocfs2.h
index 39e1d5a39505..d963d8638709 100644
--- a/fs/ocfs2/ocfs2.h
+++ b/fs/ocfs2/ocfs2.h
@@ -35,12 +35,7 @@
 #include <linux/kref.h>
 #include <linux/mutex.h>
 #include <linux/lockdep.h>
-#ifndef CONFIG_OCFS2_COMPAT_JBD
-# include <linux/jbd2.h>
-#else
-# include <linux/jbd.h>
-# include "ocfs2_jbd_compat.h"
-#endif
+#include <linux/jbd2.h>
 
 /* For union ocfs2_dlm_lksb */
 #include "stackglue.h"
@@ -51,20 +46,51 @@
 /* For struct ocfs2_blockcheck_stats */
 #include "blockcheck.h"
 
+
+/* Caching of metadata buffers */
+
 /* Most user visible OCFS2 inodes will have very few pieces of
  * metadata, but larger files (including bitmaps, etc) must be taken
  * into account when designing an access scheme. We allow a small
  * amount of inlined blocks to be stored on an array and grow the
  * structure into a rb tree when necessary. */
-#define OCFS2_INODE_MAX_CACHE_ARRAY 2
+#define OCFS2_CACHE_INFO_MAX_ARRAY 2
+
+/* Flags for ocfs2_caching_info */
+
+enum ocfs2_caching_info_flags {
+	/* Indicates that the metadata cache is using the inline array */
+	OCFS2_CACHE_FL_INLINE	= 1<<1,
+};
 
+struct ocfs2_caching_operations;
 struct ocfs2_caching_info {
+	/*
+	 * The parent structure provides the locks, but because the
+	 * parent structure can differ, it provides locking operations
+	 * to struct ocfs2_caching_info.
+	 */
+	const struct ocfs2_caching_operations *ci_ops;
+
+	/* next two are protected by trans_inc_lock */
+	/* which transaction were we created on? Zero if none. */
+	unsigned long		ci_created_trans;
+	/* last transaction we were a part of. */
+	unsigned long		ci_last_trans;
+
+	/* Cache structures */
+	unsigned int		ci_flags;
 	unsigned int		ci_num_cached;
 	union {
-		sector_t	ci_array[OCFS2_INODE_MAX_CACHE_ARRAY];
+	sector_t	ci_array[OCFS2_CACHE_INFO_MAX_ARRAY];
 		struct rb_root	ci_tree;
 	} ci_cache;
 };
+/*
+ * Need this prototype here instead of in uptodate.h because journal.h
+ * uses it.
+ */
+struct super_block *ocfs2_metadata_cache_get_super(struct ocfs2_caching_info *ci);
 
 /* this limits us to 256 nodes
  * if we need more, we can do a kmalloc for the map */
@@ -377,12 +403,17 @@ struct ocfs2_super
 
 	/* the group we used to allocate inodes. */
 	u64				osb_inode_alloc_group;
+
+	/* rb tree root for refcount lock. */
+	struct rb_root	osb_rf_lock_tree;
+	struct ocfs2_refcount_tree *osb_ref_tree_lru;
 };
 
 #define OCFS2_SB(sb)	    ((struct ocfs2_super *)(sb)->s_fs_info)
 
 /* Useful typedef for passing around journal access functions */
-typedef int (*ocfs2_journal_access_func)(handle_t *handle, struct inode *inode,
+typedef int (*ocfs2_journal_access_func)(handle_t *handle,
+					 struct ocfs2_caching_info *ci,
 					 struct buffer_head *bh, int type);
 
 static inline int ocfs2_should_order_data(struct inode *inode)
@@ -480,6 +511,13 @@ static inline void ocfs2_add_links_count(struct ocfs2_dinode *di, int n)
 	ocfs2_set_links_count(di, links);
 }
 
+static inline int ocfs2_refcount_tree(struct ocfs2_super *osb)
+{
+	if (osb->s_feature_incompat & OCFS2_FEATURE_INCOMPAT_REFCOUNT_TREE)
+		return 1;
+	return 0;
+}
+
 /* set / clear functions because cluster events can make these happen
  * in parallel so we want the transitions to be atomic. this also
  * means that any future flags osb_flags must be protected by spinlock
@@ -578,6 +616,9 @@ static inline int ocfs2_uses_extended_slot_map(struct ocfs2_super *osb)
 #define OCFS2_IS_VALID_DX_LEAF(ptr)					\
 	(!strcmp((ptr)->dl_signature, OCFS2_DX_LEAF_SIGNATURE))
 
+#define OCFS2_IS_VALID_REFCOUNT_BLOCK(ptr)				\
+	(!strcmp((ptr)->rf_signature, OCFS2_REFCOUNT_BLOCK_SIGNATURE))
+
 static inline unsigned long ino_from_blkno(struct super_block *sb,
 					   u64 blkno)
 {
diff --git a/fs/ocfs2/ocfs2_fs.h b/fs/ocfs2/ocfs2_fs.h
index 7ab6e9e5e77c..e9431e4a5e7c 100644
--- a/fs/ocfs2/ocfs2_fs.h
+++ b/fs/ocfs2/ocfs2_fs.h
@@ -68,6 +68,7 @@
 #define OCFS2_DIR_TRAILER_SIGNATURE	"DIRTRL1"
 #define OCFS2_DX_ROOT_SIGNATURE		"DXDIR01"
 #define OCFS2_DX_LEAF_SIGNATURE		"DXLEAF1"
+#define OCFS2_REFCOUNT_BLOCK_SIGNATURE	"REFCNT1"
 
 /* Compatibility flags */
 #define OCFS2_HAS_COMPAT_FEATURE(sb,mask)			\
@@ -98,7 +99,8 @@
 					 | OCFS2_FEATURE_INCOMPAT_USERSPACE_STACK \
 					 | OCFS2_FEATURE_INCOMPAT_XATTR \
 					 | OCFS2_FEATURE_INCOMPAT_META_ECC \
-					 | OCFS2_FEATURE_INCOMPAT_INDEXED_DIRS)
+					 | OCFS2_FEATURE_INCOMPAT_INDEXED_DIRS \
+					 | OCFS2_FEATURE_INCOMPAT_REFCOUNT_TREE)
 #define OCFS2_FEATURE_RO_COMPAT_SUPP	(OCFS2_FEATURE_RO_COMPAT_UNWRITTEN \
 					 | OCFS2_FEATURE_RO_COMPAT_USRQUOTA \
 					 | OCFS2_FEATURE_RO_COMPAT_GRPQUOTA)
@@ -160,6 +162,9 @@
 /* Metadata checksum and error correction */
 #define OCFS2_FEATURE_INCOMPAT_META_ECC		0x0800
 
+/* Refcount tree support */
+#define OCFS2_FEATURE_INCOMPAT_REFCOUNT_TREE	0x1000
+
 /*
  * backup superblock flag is used to indicate that this volume
  * has backup superblocks.
@@ -223,6 +228,7 @@
 #define OCFS2_HAS_XATTR_FL	(0x0002)
 #define OCFS2_INLINE_XATTR_FL	(0x0004)
 #define OCFS2_INDEXED_DIR_FL	(0x0008)
+#define OCFS2_HAS_REFCOUNT_FL   (0x0010)
 
 /* Inode attributes, keep in sync with EXT2 */
 #define OCFS2_SECRM_FL		(0x00000001)	/* Secure deletion */
@@ -241,8 +247,11 @@
 /*
  * Extent record flags (e_node.leaf.flags)
  */
-#define OCFS2_EXT_UNWRITTEN	(0x01)	/* Extent is allocated but
-					 * unwritten */
+#define OCFS2_EXT_UNWRITTEN		(0x01)	/* Extent is allocated but
+						 * unwritten */
+#define OCFS2_EXT_REFCOUNTED		(0x02)  /* Extent is reference
+						 * counted in an associated
+						 * refcount tree */
 
 /*
  * ioctl commands
@@ -292,6 +301,15 @@ struct ocfs2_new_group_input {
 #define OCFS2_IOC_GROUP_ADD	_IOW('o', 2,struct ocfs2_new_group_input)
 #define OCFS2_IOC_GROUP_ADD64	_IOW('o', 3,struct ocfs2_new_group_input)
 
+/* Used to pass 2 file names to reflink. */
+struct reflink_arguments {
+	__u64 old_path;
+	__u64 new_path;
+	__u64 preserve;
+};
+#define OCFS2_IOC_REFLINK	_IOW('o', 4, struct reflink_arguments)
+
+
 /*
  * Journal Flags (ocfs2_dinode.id1.journal1.i_flags)
  */
@@ -717,7 +735,8 @@ struct ocfs2_dinode {
 	__le64 i_xattr_loc;
 /*80*/	struct ocfs2_block_check i_check;	/* Error checking */
 /*88*/	__le64 i_dx_root;		/* Pointer to dir index root block */
-	__le64 i_reserved2[5];
+/*90*/	__le64 i_refcount_loc;
+	__le64 i_reserved2[4];
 /*B8*/	union {
 		__le64 i_pad1;		/* Generic way to refer to this
 					   64bit union */
@@ -901,6 +920,60 @@ struct ocfs2_group_desc
 /*40*/	__u8    bg_bitmap[0];
 };
 
+struct ocfs2_refcount_rec {
+/*00*/	__le64 r_cpos;		/* Physical offset, in clusters */
+	__le32 r_clusters;	/* Clusters covered by this extent */
+	__le32 r_refcount;	/* Reference count of this extent */
+/*10*/
+};
+#define OCFS2_32BIT_POS_MASK		(0xffffffffULL)
+
+#define OCFS2_REFCOUNT_LEAF_FL          (0x00000001)
+#define OCFS2_REFCOUNT_TREE_FL          (0x00000002)
+
+struct ocfs2_refcount_list {
+/*00*/	__le16 rl_count;	/* Maximum number of entries possible
+				   in rl_records */
+	__le16 rl_used;		/* Current number of used records */
+	__le32 rl_reserved2;
+	__le64 rl_reserved1;	/* Pad to sizeof(ocfs2_refcount_record) */
+/*10*/	struct ocfs2_refcount_rec rl_recs[0];	/* Refcount records */
+};
+
+
+struct ocfs2_refcount_block {
+/*00*/	__u8 rf_signature[8];		/* Signature for verification */
+	__le16 rf_suballoc_slot;	/* Slot suballocator this block
+					   belongs to */
+	__le16 rf_suballoc_bit;		/* Bit offset in suballocator
+					   block group */
+	__le32 rf_fs_generation;	/* Must match superblock */
+/*10*/	__le64 rf_blkno;		/* Offset on disk, in blocks */
+	__le64 rf_parent;		/* Parent block, only valid if
+					   OCFS2_REFCOUNT_LEAF_FL is set in
+					   rf_flags */
+/*20*/	struct ocfs2_block_check rf_check;	/* Error checking */
+	__le64 rf_last_eb_blk;		/* Pointer to last extent block */
+/*30*/	__le32 rf_count;		/* Number of inodes sharing this
+					   refcount tree */
+	__le32 rf_flags;		/* See the flags above */
+	__le32 rf_clusters;		/* clusters covered by refcount tree. */
+	__le32 rf_cpos;			/* cluster offset in refcount tree.*/
+/*40*/	__le32 rf_generation;		/* generation number. all be the same
+					 * for the same refcount tree. */
+	__le32 rf_reserved0;
+	__le64 rf_reserved1[7];
+/*80*/	union {
+		struct ocfs2_refcount_list rf_records;  /* List of refcount
+							  records */
+		struct ocfs2_extent_list rf_list;	/* Extent record list,
+							only valid if
+							OCFS2_REFCOUNT_TREE_FL
+							is set in rf_flags */
+	};
+/* Actual on-disk size is one block */
+};
+
 /*
  * On disk extended attribute structure for OCFS2.
  */
@@ -1312,6 +1385,32 @@ static inline u16 ocfs2_xattr_recs_per_xb(struct super_block *sb)
 
 	return size / sizeof(struct ocfs2_extent_rec);
 }
+
+static inline u16 ocfs2_extent_recs_per_rb(struct super_block *sb)
+{
+	int size;
+
+	size = sb->s_blocksize -
+		offsetof(struct ocfs2_refcount_block, rf_list.l_recs);
+
+	return size / sizeof(struct ocfs2_extent_rec);
+}
+
+static inline u16 ocfs2_refcount_recs_per_rb(struct super_block *sb)
+{
+	int size;
+
+	size = sb->s_blocksize -
+		offsetof(struct ocfs2_refcount_block, rf_records.rl_recs);
+
+	return size / sizeof(struct ocfs2_refcount_rec);
+}
+
+static inline u32
+ocfs2_get_ref_rec_low_cpos(const struct ocfs2_refcount_rec *rec)
+{
+	return le64_to_cpu(rec->r_cpos) & OCFS2_32BIT_POS_MASK;
+}
 #else
 static inline int ocfs2_fast_symlink_chars(int blocksize)
 {
diff --git a/fs/ocfs2/ocfs2_lockid.h b/fs/ocfs2/ocfs2_lockid.h
index c212cf5a2bdf..d277aabf5dfb 100644
--- a/fs/ocfs2/ocfs2_lockid.h
+++ b/fs/ocfs2/ocfs2_lockid.h
@@ -49,6 +49,7 @@ enum ocfs2_lock_type {
 	OCFS2_LOCK_TYPE_QINFO,
 	OCFS2_LOCK_TYPE_NFS_SYNC,
 	OCFS2_LOCK_TYPE_ORPHAN_SCAN,
+	OCFS2_LOCK_TYPE_REFCOUNT,
 	OCFS2_NUM_LOCK_TYPES
 };
 
@@ -89,6 +90,9 @@ static inline char ocfs2_lock_type_char(enum ocfs2_lock_type type)
 		case OCFS2_LOCK_TYPE_ORPHAN_SCAN:
 			c = 'P';
 			break;
+		case OCFS2_LOCK_TYPE_REFCOUNT:
+			c = 'T';
+			break;
 		default:
 			c = '\0';
 	}
@@ -110,6 +114,7 @@ static char *ocfs2_lock_type_strings[] = {
 	[OCFS2_LOCK_TYPE_QINFO] = "Quota",
 	[OCFS2_LOCK_TYPE_NFS_SYNC] = "NFSSync",
 	[OCFS2_LOCK_TYPE_ORPHAN_SCAN] = "OrphanScan",
+	[OCFS2_LOCK_TYPE_REFCOUNT] = "Refcount",
 };
 
 static inline const char *ocfs2_lock_type_string(enum ocfs2_lock_type type)
diff --git a/fs/ocfs2/quota.h b/fs/ocfs2/quota.h
index 3fb96fcd4c81..e5df9d170b0c 100644
--- a/fs/ocfs2/quota.h
+++ b/fs/ocfs2/quota.h
@@ -109,7 +109,7 @@ void ocfs2_unlock_global_qf(struct ocfs2_mem_dqinfo *oinfo, int ex);
 int ocfs2_read_quota_block(struct inode *inode, u64 v_block,
 			   struct buffer_head **bh);
 
-extern struct dquot_operations ocfs2_quota_operations;
+extern const struct dquot_operations ocfs2_quota_operations;
 extern struct quota_format_type ocfs2_quota_format;
 
 int ocfs2_quota_setup(void);
diff --git a/fs/ocfs2/quota_global.c b/fs/ocfs2/quota_global.c
index 44f2a5e1d042..b437dc0c4cad 100644
--- a/fs/ocfs2/quota_global.c
+++ b/fs/ocfs2/quota_global.c
@@ -154,7 +154,7 @@ static int ocfs2_get_quota_block(struct inode *inode, int block,
 		err = -EIO;
 		mlog_errno(err);
 	}
-	return err;;
+	return err;
 }
 
 /* Read data from global quotafile - avoid pagecache and such because we cannot
@@ -253,8 +253,9 @@ ssize_t ocfs2_quota_write(struct super_block *sb, int type,
 	flush_dcache_page(bh->b_page);
 	set_buffer_uptodate(bh);
 	unlock_buffer(bh);
-	ocfs2_set_buffer_uptodate(gqinode, bh);
-	err = ocfs2_journal_access_dq(handle, gqinode, bh, ja_type);
+	ocfs2_set_buffer_uptodate(INODE_CACHE(gqinode), bh);
+	err = ocfs2_journal_access_dq(handle, INODE_CACHE(gqinode), bh,
+				      ja_type);
 	if (err < 0) {
 		brelse(bh);
 		goto out;
@@ -849,7 +850,7 @@ static void ocfs2_destroy_dquot(struct dquot *dquot)
 	kmem_cache_free(ocfs2_dquot_cachep, dquot);
 }
 
-struct dquot_operations ocfs2_quota_operations = {
+const struct dquot_operations ocfs2_quota_operations = {
 	.initialize	= dquot_initialize,
 	.drop		= dquot_drop,
 	.alloc_space	= dquot_alloc_space,
diff --git a/fs/ocfs2/quota_local.c b/fs/ocfs2/quota_local.c
index bdb09cb6e1fe..1a2c50a759fa 100644
--- a/fs/ocfs2/quota_local.c
+++ b/fs/ocfs2/quota_local.c
@@ -108,7 +108,7 @@ static int ocfs2_modify_bh(struct inode *inode, struct buffer_head *bh,
 		mlog_errno(status);
 		return status;
 	}
-	status = ocfs2_journal_access_dq(handle, inode, bh,
+	status = ocfs2_journal_access_dq(handle, INODE_CACHE(inode), bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -510,7 +510,8 @@ static int ocfs2_recover_local_quota_file(struct inode *lqinode,
 				goto out_commit;
 			}
 			/* Release local quota file entry */
-			status = ocfs2_journal_access_dq(handle, lqinode,
+			status = ocfs2_journal_access_dq(handle,
+					INODE_CACHE(lqinode),
 					qbh, OCFS2_JOURNAL_ACCESS_WRITE);
 			if (status < 0) {
 				mlog_errno(status);
@@ -619,7 +620,8 @@ int ocfs2_finish_quota_recovery(struct ocfs2_super *osb,
 			mlog_errno(status);
 			goto out_bh;
 		}
-		status = ocfs2_journal_access_dq(handle, lqinode, bh,
+		status = ocfs2_journal_access_dq(handle, INODE_CACHE(lqinode),
+						 bh,
 						 OCFS2_JOURNAL_ACCESS_WRITE);
 		if (status < 0) {
 			mlog_errno(status);
@@ -993,8 +995,8 @@ static struct ocfs2_quota_chunk *ocfs2_local_quota_add_chunk(
 		goto out_trans;
 	}
 	dchunk = (struct ocfs2_local_disk_chunk *)bh->b_data;
-	ocfs2_set_new_buffer_uptodate(lqinode, bh);
-	status = ocfs2_journal_access_dq(handle, lqinode, bh,
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(lqinode), bh);
+	status = ocfs2_journal_access_dq(handle, INODE_CACHE(lqinode), bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1027,8 +1029,8 @@ static struct ocfs2_quota_chunk *ocfs2_local_quota_add_chunk(
 		mlog_errno(status);
 		goto out_trans;
 	}
-	ocfs2_set_new_buffer_uptodate(lqinode, dbh);
-	status = ocfs2_journal_access_dq(handle, lqinode, dbh,
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(lqinode), dbh);
+	status = ocfs2_journal_access_dq(handle, INODE_CACHE(lqinode), dbh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1131,7 +1133,7 @@ static struct ocfs2_quota_chunk *ocfs2_extend_local_quota_file(
 		mlog_errno(status);
 		goto out;
 	}
-	ocfs2_set_new_buffer_uptodate(lqinode, bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(lqinode), bh);
 
 	/* Local quota info, chunk header and the new block we initialize */
 	handle = ocfs2_start_trans(OCFS2_SB(sb),
@@ -1143,7 +1145,7 @@ static struct ocfs2_quota_chunk *ocfs2_extend_local_quota_file(
 		goto out;
 	}
 	/* Zero created block */
-	status = ocfs2_journal_access_dq(handle, lqinode, bh,
+	status = ocfs2_journal_access_dq(handle, INODE_CACHE(lqinode), bh,
 				 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1158,7 +1160,8 @@ static struct ocfs2_quota_chunk *ocfs2_extend_local_quota_file(
 		goto out_trans;
 	}
 	/* Update chunk header */
-	status = ocfs2_journal_access_dq(handle, lqinode, chunk->qc_headerbh,
+	status = ocfs2_journal_access_dq(handle, INODE_CACHE(lqinode),
+					 chunk->qc_headerbh,
 				 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1292,7 +1295,8 @@ static int ocfs2_local_release_dquot(struct dquot *dquot)
 		goto out;
 	}
 
-	status = ocfs2_journal_access_dq(handle, sb_dqopt(sb)->files[type],
+	status = ocfs2_journal_access_dq(handle,
+			INODE_CACHE(sb_dqopt(sb)->files[type]),
 			od->dq_chunk->qc_headerbh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
diff --git a/fs/ocfs2/refcounttree.c b/fs/ocfs2/refcounttree.c
new file mode 100644
index 000000000000..3a0df7a1b810
--- /dev/null
+++ b/fs/ocfs2/refcounttree.c
@@ -0,0 +1,4372 @@
+/* -*- mode: c; c-basic-offset: 8; -*-
+ * vim: noexpandtab sw=8 ts=8 sts=0:
+ *
+ * refcounttree.c
+ *
+ * Copyright (C) 2009 Oracle.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+
+#include <linux/sort.h>
+#define MLOG_MASK_PREFIX ML_REFCOUNT
+#include <cluster/masklog.h>
+#include "ocfs2.h"
+#include "inode.h"
+#include "alloc.h"
+#include "suballoc.h"
+#include "journal.h"
+#include "uptodate.h"
+#include "super.h"
+#include "buffer_head_io.h"
+#include "blockcheck.h"
+#include "refcounttree.h"
+#include "sysfile.h"
+#include "dlmglue.h"
+#include "extent_map.h"
+#include "aops.h"
+#include "xattr.h"
+#include "namei.h"
+
+#include <linux/bio.h>
+#include <linux/blkdev.h>
+#include <linux/gfp.h>
+#include <linux/slab.h>
+#include <linux/writeback.h>
+#include <linux/pagevec.h>
+#include <linux/swap.h>
+#include <linux/security.h>
+#include <linux/fsnotify.h>
+#include <linux/quotaops.h>
+#include <linux/namei.h>
+#include <linux/mount.h>
+
+struct ocfs2_cow_context {
+	struct inode *inode;
+	u32 cow_start;
+	u32 cow_len;
+	struct ocfs2_extent_tree data_et;
+	struct ocfs2_refcount_tree *ref_tree;
+	struct buffer_head *ref_root_bh;
+	struct ocfs2_alloc_context *meta_ac;
+	struct ocfs2_alloc_context *data_ac;
+	struct ocfs2_cached_dealloc_ctxt dealloc;
+	void *cow_object;
+	struct ocfs2_post_refcount *post_refcount;
+	int extra_credits;
+	int (*get_clusters)(struct ocfs2_cow_context *context,
+			    u32 v_cluster, u32 *p_cluster,
+			    u32 *num_clusters,
+			    unsigned int *extent_flags);
+	int (*cow_duplicate_clusters)(handle_t *handle,
+				      struct ocfs2_cow_context *context,
+				      u32 cpos, u32 old_cluster,
+				      u32 new_cluster, u32 new_len);
+};
+
+static inline struct ocfs2_refcount_tree *
+cache_info_to_refcount(struct ocfs2_caching_info *ci)
+{
+	return container_of(ci, struct ocfs2_refcount_tree, rf_ci);
+}
+
+static int ocfs2_validate_refcount_block(struct super_block *sb,
+					 struct buffer_head *bh)
+{
+	int rc;
+	struct ocfs2_refcount_block *rb =
+		(struct ocfs2_refcount_block *)bh->b_data;
+
+	mlog(0, "Validating refcount block %llu\n",
+	     (unsigned long long)bh->b_blocknr);
+
+	BUG_ON(!buffer_uptodate(bh));
+
+	/*
+	 * If the ecc fails, we return the error but otherwise
+	 * leave the filesystem running.  We know any error is
+	 * local to this block.
+	 */
+	rc = ocfs2_validate_meta_ecc(sb, bh->b_data, &rb->rf_check);
+	if (rc) {
+		mlog(ML_ERROR, "Checksum failed for refcount block %llu\n",
+		     (unsigned long long)bh->b_blocknr);
+		return rc;
+	}
+
+
+	if (!OCFS2_IS_VALID_REFCOUNT_BLOCK(rb)) {
+		ocfs2_error(sb,
+			    "Refcount block #%llu has bad signature %.*s",
+			    (unsigned long long)bh->b_blocknr, 7,
+			    rb->rf_signature);
+		return -EINVAL;
+	}
+
+	if (le64_to_cpu(rb->rf_blkno) != bh->b_blocknr) {
+		ocfs2_error(sb,
+			    "Refcount block #%llu has an invalid rf_blkno "
+			    "of %llu",
+			    (unsigned long long)bh->b_blocknr,
+			    (unsigned long long)le64_to_cpu(rb->rf_blkno));
+		return -EINVAL;
+	}
+
+	if (le32_to_cpu(rb->rf_fs_generation) != OCFS2_SB(sb)->fs_generation) {
+		ocfs2_error(sb,
+			    "Refcount block #%llu has an invalid "
+			    "rf_fs_generation of #%u",
+			    (unsigned long long)bh->b_blocknr,
+			    le32_to_cpu(rb->rf_fs_generation));
+		return -EINVAL;
+	}
+
+	return 0;
+}
+
+static int ocfs2_read_refcount_block(struct ocfs2_caching_info *ci,
+				     u64 rb_blkno,
+				     struct buffer_head **bh)
+{
+	int rc;
+	struct buffer_head *tmp = *bh;
+
+	rc = ocfs2_read_block(ci, rb_blkno, &tmp,
+			      ocfs2_validate_refcount_block);
+
+	/* If ocfs2_read_block() got us a new bh, pass it up. */
+	if (!rc && !*bh)
+		*bh = tmp;
+
+	return rc;
+}
+
+static u64 ocfs2_refcount_cache_owner(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	return rf->rf_blkno;
+}
+
+static struct super_block *
+ocfs2_refcount_cache_get_super(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	return rf->rf_sb;
+}
+
+static void ocfs2_refcount_cache_lock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	spin_lock(&rf->rf_lock);
+}
+
+static void ocfs2_refcount_cache_unlock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	spin_unlock(&rf->rf_lock);
+}
+
+static void ocfs2_refcount_cache_io_lock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	mutex_lock(&rf->rf_io_mutex);
+}
+
+static void ocfs2_refcount_cache_io_unlock(struct ocfs2_caching_info *ci)
+{
+	struct ocfs2_refcount_tree *rf = cache_info_to_refcount(ci);
+
+	mutex_unlock(&rf->rf_io_mutex);
+}
+
+static const struct ocfs2_caching_operations ocfs2_refcount_caching_ops = {
+	.co_owner		= ocfs2_refcount_cache_owner,
+	.co_get_super		= ocfs2_refcount_cache_get_super,
+	.co_cache_lock		= ocfs2_refcount_cache_lock,
+	.co_cache_unlock	= ocfs2_refcount_cache_unlock,
+	.co_io_lock		= ocfs2_refcount_cache_io_lock,
+	.co_io_unlock		= ocfs2_refcount_cache_io_unlock,
+};
+
+static struct ocfs2_refcount_tree *
+ocfs2_find_refcount_tree(struct ocfs2_super *osb, u64 blkno)
+{
+	struct rb_node *n = osb->osb_rf_lock_tree.rb_node;
+	struct ocfs2_refcount_tree *tree = NULL;
+
+	while (n) {
+		tree = rb_entry(n, struct ocfs2_refcount_tree, rf_node);
+
+		if (blkno < tree->rf_blkno)
+			n = n->rb_left;
+		else if (blkno > tree->rf_blkno)
+			n = n->rb_right;
+		else
+			return tree;
+	}
+
+	return NULL;
+}
+
+/* osb_lock is already locked. */
+static void ocfs2_insert_refcount_tree(struct ocfs2_super *osb,
+				       struct ocfs2_refcount_tree *new)
+{
+	u64 rf_blkno = new->rf_blkno;
+	struct rb_node *parent = NULL;
+	struct rb_node **p = &osb->osb_rf_lock_tree.rb_node;
+	struct ocfs2_refcount_tree *tmp;
+
+	while (*p) {
+		parent = *p;
+
+		tmp = rb_entry(parent, struct ocfs2_refcount_tree,
+			       rf_node);
+
+		if (rf_blkno < tmp->rf_blkno)
+			p = &(*p)->rb_left;
+		else if (rf_blkno > tmp->rf_blkno)
+			p = &(*p)->rb_right;
+		else {
+			/* This should never happen! */
+			mlog(ML_ERROR, "Duplicate refcount block %llu found!\n",
+			     (unsigned long long)rf_blkno);
+			BUG();
+		}
+	}
+
+	rb_link_node(&new->rf_node, parent, p);
+	rb_insert_color(&new->rf_node, &osb->osb_rf_lock_tree);
+}
+
+static void ocfs2_free_refcount_tree(struct ocfs2_refcount_tree *tree)
+{
+	ocfs2_metadata_cache_exit(&tree->rf_ci);
+	ocfs2_simple_drop_lockres(OCFS2_SB(tree->rf_sb), &tree->rf_lockres);
+	ocfs2_lock_res_free(&tree->rf_lockres);
+	kfree(tree);
+}
+
+static inline void
+ocfs2_erase_refcount_tree_from_list_no_lock(struct ocfs2_super *osb,
+					struct ocfs2_refcount_tree *tree)
+{
+	rb_erase(&tree->rf_node, &osb->osb_rf_lock_tree);
+	if (osb->osb_ref_tree_lru && osb->osb_ref_tree_lru == tree)
+		osb->osb_ref_tree_lru = NULL;
+}
+
+static void ocfs2_erase_refcount_tree_from_list(struct ocfs2_super *osb,
+					struct ocfs2_refcount_tree *tree)
+{
+	spin_lock(&osb->osb_lock);
+	ocfs2_erase_refcount_tree_from_list_no_lock(osb, tree);
+	spin_unlock(&osb->osb_lock);
+}
+
+void ocfs2_kref_remove_refcount_tree(struct kref *kref)
+{
+	struct ocfs2_refcount_tree *tree =
+		container_of(kref, struct ocfs2_refcount_tree, rf_getcnt);
+
+	ocfs2_free_refcount_tree(tree);
+}
+
+static inline void
+ocfs2_refcount_tree_get(struct ocfs2_refcount_tree *tree)
+{
+	kref_get(&tree->rf_getcnt);
+}
+
+static inline void
+ocfs2_refcount_tree_put(struct ocfs2_refcount_tree *tree)
+{
+	kref_put(&tree->rf_getcnt, ocfs2_kref_remove_refcount_tree);
+}
+
+static inline void ocfs2_init_refcount_tree_ci(struct ocfs2_refcount_tree *new,
+					       struct super_block *sb)
+{
+	ocfs2_metadata_cache_init(&new->rf_ci, &ocfs2_refcount_caching_ops);
+	mutex_init(&new->rf_io_mutex);
+	new->rf_sb = sb;
+	spin_lock_init(&new->rf_lock);
+}
+
+static inline void ocfs2_init_refcount_tree_lock(struct ocfs2_super *osb,
+					struct ocfs2_refcount_tree *new,
+					u64 rf_blkno, u32 generation)
+{
+	init_rwsem(&new->rf_sem);
+	ocfs2_refcount_lock_res_init(&new->rf_lockres, osb,
+				     rf_blkno, generation);
+}
+
+static struct ocfs2_refcount_tree*
+ocfs2_allocate_refcount_tree(struct ocfs2_super *osb, u64 rf_blkno)
+{
+	struct ocfs2_refcount_tree *new;
+
+	new = kzalloc(sizeof(struct ocfs2_refcount_tree), GFP_NOFS);
+	if (!new)
+		return NULL;
+
+	new->rf_blkno = rf_blkno;
+	kref_init(&new->rf_getcnt);
+	ocfs2_init_refcount_tree_ci(new, osb->sb);
+
+	return new;
+}
+
+static int ocfs2_get_refcount_tree(struct ocfs2_super *osb, u64 rf_blkno,
+				   struct ocfs2_refcount_tree **ret_tree)
+{
+	int ret = 0;
+	struct ocfs2_refcount_tree *tree, *new = NULL;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_block *ref_rb;
+
+	spin_lock(&osb->osb_lock);
+	if (osb->osb_ref_tree_lru &&
+	    osb->osb_ref_tree_lru->rf_blkno == rf_blkno)
+		tree = osb->osb_ref_tree_lru;
+	else
+		tree = ocfs2_find_refcount_tree(osb, rf_blkno);
+	if (tree)
+		goto out;
+
+	spin_unlock(&osb->osb_lock);
+
+	new = ocfs2_allocate_refcount_tree(osb, rf_blkno);
+	if (!new) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		return ret;
+	}
+	/*
+	 * We need the generation to create the refcount tree lock and since
+	 * it isn't changed during the tree modification, we are safe here to
+	 * read without protection.
+	 * We also have to purge the cache after we create the lock since the
+	 * refcount block may have the stale data. It can only be trusted when
+	 * we hold the refcount lock.
+	 */
+	ret = ocfs2_read_refcount_block(&new->rf_ci, rf_blkno, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		ocfs2_metadata_cache_exit(&new->rf_ci);
+		kfree(new);
+		return ret;
+	}
+
+	ref_rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	new->rf_generation = le32_to_cpu(ref_rb->rf_generation);
+	ocfs2_init_refcount_tree_lock(osb, new, rf_blkno,
+				      new->rf_generation);
+	ocfs2_metadata_cache_purge(&new->rf_ci);
+
+	spin_lock(&osb->osb_lock);
+	tree = ocfs2_find_refcount_tree(osb, rf_blkno);
+	if (tree)
+		goto out;
+
+	ocfs2_insert_refcount_tree(osb, new);
+
+	tree = new;
+	new = NULL;
+
+out:
+	*ret_tree = tree;
+
+	osb->osb_ref_tree_lru = tree;
+
+	spin_unlock(&osb->osb_lock);
+
+	if (new)
+		ocfs2_free_refcount_tree(new);
+
+	brelse(ref_root_bh);
+	return ret;
+}
+
+static int ocfs2_get_refcount_block(struct inode *inode, u64 *ref_blkno)
+{
+	int ret;
+	struct buffer_head *di_bh = NULL;
+	struct ocfs2_dinode *di;
+
+	ret = ocfs2_read_inode_block(inode, &di_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	BUG_ON(!(OCFS2_I(inode)->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL));
+
+	di = (struct ocfs2_dinode *)di_bh->b_data;
+	*ref_blkno = le64_to_cpu(di->i_refcount_loc);
+	brelse(di_bh);
+out:
+	return ret;
+}
+
+static int __ocfs2_lock_refcount_tree(struct ocfs2_super *osb,
+				      struct ocfs2_refcount_tree *tree, int rw)
+{
+	int ret;
+
+	ret = ocfs2_refcount_lock(tree, rw);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (rw)
+		down_write(&tree->rf_sem);
+	else
+		down_read(&tree->rf_sem);
+
+out:
+	return ret;
+}
+
+/*
+ * Lock the refcount tree pointed by ref_blkno and return the tree.
+ * In most case, we lock the tree and read the refcount block.
+ * So read it here if the caller really needs it.
+ *
+ * If the tree has been re-created by other node, it will free the
+ * old one and re-create it.
+ */
+int ocfs2_lock_refcount_tree(struct ocfs2_super *osb,
+			     u64 ref_blkno, int rw,
+			     struct ocfs2_refcount_tree **ret_tree,
+			     struct buffer_head **ref_bh)
+{
+	int ret, delete_tree = 0;
+	struct ocfs2_refcount_tree *tree = NULL;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_block *rb;
+
+again:
+	ret = ocfs2_get_refcount_tree(osb, ref_blkno, &tree);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	ocfs2_refcount_tree_get(tree);
+
+	ret = __ocfs2_lock_refcount_tree(osb, tree, rw);
+	if (ret) {
+		mlog_errno(ret);
+		ocfs2_refcount_tree_put(tree);
+		goto out;
+	}
+
+	ret = ocfs2_read_refcount_block(&tree->rf_ci, tree->rf_blkno,
+					&ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		ocfs2_unlock_refcount_tree(osb, tree, rw);
+		ocfs2_refcount_tree_put(tree);
+		goto out;
+	}
+
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	/*
+	 * If the refcount block has been freed and re-created, we may need
+	 * to recreate the refcount tree also.
+	 *
+	 * Here we just remove the tree from the rb-tree, and the last
+	 * kref holder will unlock and delete this refcount_tree.
+	 * Then we goto "again" and ocfs2_get_refcount_tree will create
+	 * the new refcount tree for us.
+	 */
+	if (tree->rf_generation != le32_to_cpu(rb->rf_generation)) {
+		if (!tree->rf_removed) {
+			ocfs2_erase_refcount_tree_from_list(osb, tree);
+			tree->rf_removed = 1;
+			delete_tree = 1;
+		}
+
+		ocfs2_unlock_refcount_tree(osb, tree, rw);
+		/*
+		 * We get an extra reference when we create the refcount
+		 * tree, so another put will destroy it.
+		 */
+		if (delete_tree)
+			ocfs2_refcount_tree_put(tree);
+		brelse(ref_root_bh);
+		ref_root_bh = NULL;
+		goto again;
+	}
+
+	*ret_tree = tree;
+	if (ref_bh) {
+		*ref_bh = ref_root_bh;
+		ref_root_bh = NULL;
+	}
+out:
+	brelse(ref_root_bh);
+	return ret;
+}
+
+int ocfs2_lock_refcount_tree_by_inode(struct inode *inode, int rw,
+				      struct ocfs2_refcount_tree **ret_tree,
+				      struct buffer_head **ref_bh)
+{
+	int ret;
+	u64 ref_blkno;
+
+	ret = ocfs2_get_refcount_block(inode, &ref_blkno);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	return ocfs2_lock_refcount_tree(OCFS2_SB(inode->i_sb), ref_blkno,
+					rw, ret_tree, ref_bh);
+}
+
+void ocfs2_unlock_refcount_tree(struct ocfs2_super *osb,
+				struct ocfs2_refcount_tree *tree, int rw)
+{
+	if (rw)
+		up_write(&tree->rf_sem);
+	else
+		up_read(&tree->rf_sem);
+
+	ocfs2_refcount_unlock(tree, rw);
+	ocfs2_refcount_tree_put(tree);
+}
+
+void ocfs2_purge_refcount_trees(struct ocfs2_super *osb)
+{
+	struct rb_node *node;
+	struct ocfs2_refcount_tree *tree;
+	struct rb_root *root = &osb->osb_rf_lock_tree;
+
+	while ((node = rb_last(root)) != NULL) {
+		tree = rb_entry(node, struct ocfs2_refcount_tree, rf_node);
+
+		mlog(0, "Purge tree %llu\n",
+		     (unsigned long long) tree->rf_blkno);
+
+		rb_erase(&tree->rf_node, root);
+		ocfs2_free_refcount_tree(tree);
+	}
+}
+
+/*
+ * Create a refcount tree for an inode.
+ * We take for granted that the inode is already locked.
+ */
+static int ocfs2_create_refcount_tree(struct inode *inode,
+				      struct buffer_head *di_bh)
+{
+	int ret;
+	handle_t *handle = NULL;
+	struct ocfs2_alloc_context *meta_ac = NULL;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct buffer_head *new_bh = NULL;
+	struct ocfs2_refcount_block *rb;
+	struct ocfs2_refcount_tree *new_tree = NULL, *tree = NULL;
+	u16 suballoc_bit_start;
+	u32 num_got;
+	u64 first_blkno;
+
+	BUG_ON(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL);
+
+	mlog(0, "create tree for inode %lu\n", inode->i_ino);
+
+	ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	handle = ocfs2_start_trans(osb, OCFS2_REFCOUNT_TREE_CREATE_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ret = ocfs2_claim_metadata(osb, handle, meta_ac, 1,
+				   &suballoc_bit_start, &num_got,
+				   &first_blkno);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	new_tree = ocfs2_allocate_refcount_tree(osb, first_blkno);
+	if (!new_tree) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	new_bh = sb_getblk(inode->i_sb, first_blkno);
+	ocfs2_set_new_buffer_uptodate(&new_tree->rf_ci, new_bh);
+
+	ret = ocfs2_journal_access_rb(handle, &new_tree->rf_ci, new_bh,
+				      OCFS2_JOURNAL_ACCESS_CREATE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	/* Initialize ocfs2_refcount_block. */
+	rb = (struct ocfs2_refcount_block *)new_bh->b_data;
+	memset(rb, 0, inode->i_sb->s_blocksize);
+	strcpy((void *)rb, OCFS2_REFCOUNT_BLOCK_SIGNATURE);
+	rb->rf_suballoc_slot = cpu_to_le16(osb->slot_num);
+	rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
+	rb->rf_fs_generation = cpu_to_le32(osb->fs_generation);
+	rb->rf_blkno = cpu_to_le64(first_blkno);
+	rb->rf_count = cpu_to_le32(1);
+	rb->rf_records.rl_count =
+			cpu_to_le16(ocfs2_refcount_recs_per_rb(osb->sb));
+	spin_lock(&osb->osb_lock);
+	rb->rf_generation = osb->s_next_generation++;
+	spin_unlock(&osb->osb_lock);
+
+	ocfs2_journal_dirty(handle, new_bh);
+
+	spin_lock(&oi->ip_lock);
+	oi->ip_dyn_features |= OCFS2_HAS_REFCOUNT_FL;
+	di->i_dyn_features = cpu_to_le16(oi->ip_dyn_features);
+	di->i_refcount_loc = cpu_to_le64(first_blkno);
+	spin_unlock(&oi->ip_lock);
+
+	mlog(0, "created tree for inode %lu, refblock %llu\n",
+	     inode->i_ino, (unsigned long long)first_blkno);
+
+	ocfs2_journal_dirty(handle, di_bh);
+
+	/*
+	 * We have to init the tree lock here since it will use
+	 * the generation number to create it.
+	 */
+	new_tree->rf_generation = le32_to_cpu(rb->rf_generation);
+	ocfs2_init_refcount_tree_lock(osb, new_tree, first_blkno,
+				      new_tree->rf_generation);
+
+	spin_lock(&osb->osb_lock);
+	tree = ocfs2_find_refcount_tree(osb, first_blkno);
+
+	/*
+	 * We've just created a new refcount tree in this block.  If
+	 * we found a refcount tree on the ocfs2_super, it must be
+	 * one we just deleted.  We free the old tree before
+	 * inserting the new tree.
+	 */
+	BUG_ON(tree && tree->rf_generation == new_tree->rf_generation);
+	if (tree)
+		ocfs2_erase_refcount_tree_from_list_no_lock(osb, tree);
+	ocfs2_insert_refcount_tree(osb, new_tree);
+	spin_unlock(&osb->osb_lock);
+	new_tree = NULL;
+	if (tree)
+		ocfs2_refcount_tree_put(tree);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+
+out:
+	if (new_tree) {
+		ocfs2_metadata_cache_exit(&new_tree->rf_ci);
+		kfree(new_tree);
+	}
+
+	brelse(new_bh);
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+
+	return ret;
+}
+
+static int ocfs2_set_refcount_tree(struct inode *inode,
+				   struct buffer_head *di_bh,
+				   u64 refcount_loc)
+{
+	int ret;
+	handle_t *handle = NULL;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_block *rb;
+	struct ocfs2_refcount_tree *ref_tree;
+
+	BUG_ON(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL);
+
+	ret = ocfs2_lock_refcount_tree(osb, refcount_loc, 1,
+				       &ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	handle = ocfs2_start_trans(osb, OCFS2_REFCOUNT_TREE_SET_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, &ref_tree->rf_ci, ref_root_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	le32_add_cpu(&rb->rf_count, 1);
+
+	ocfs2_journal_dirty(handle, ref_root_bh);
+
+	spin_lock(&oi->ip_lock);
+	oi->ip_dyn_features |= OCFS2_HAS_REFCOUNT_FL;
+	di->i_dyn_features = cpu_to_le16(oi->ip_dyn_features);
+	di->i_refcount_loc = cpu_to_le64(refcount_loc);
+	spin_unlock(&oi->ip_lock);
+	ocfs2_journal_dirty(handle, di_bh);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+out:
+	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+	brelse(ref_root_bh);
+
+	return ret;
+}
+
+int ocfs2_remove_refcount_tree(struct inode *inode, struct buffer_head *di_bh)
+{
+	int ret, delete_tree = 0;
+	handle_t *handle = NULL;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_refcount_block *rb;
+	struct inode *alloc_inode = NULL;
+	struct buffer_head *alloc_bh = NULL;
+	struct buffer_head *blk_bh = NULL;
+	struct ocfs2_refcount_tree *ref_tree;
+	int credits = OCFS2_REFCOUNT_TREE_REMOVE_CREDITS;
+	u64 blk = 0, bg_blkno = 0, ref_blkno = le64_to_cpu(di->i_refcount_loc);
+	u16 bit = 0;
+
+	if (!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL))
+		return 0;
+
+	BUG_ON(!ref_blkno);
+	ret = ocfs2_lock_refcount_tree(osb, ref_blkno, 1, &ref_tree, &blk_bh);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	rb = (struct ocfs2_refcount_block *)blk_bh->b_data;
+
+	/*
+	 * If we are the last user, we need to free the block.
+	 * So lock the allocator ahead.
+	 */
+	if (le32_to_cpu(rb->rf_count) == 1) {
+		blk = le64_to_cpu(rb->rf_blkno);
+		bit = le16_to_cpu(rb->rf_suballoc_bit);
+		bg_blkno = ocfs2_which_suballoc_group(blk, bit);
+
+		alloc_inode = ocfs2_get_system_file_inode(osb,
+					EXTENT_ALLOC_SYSTEM_INODE,
+					le16_to_cpu(rb->rf_suballoc_slot));
+		if (!alloc_inode) {
+			ret = -ENOMEM;
+			mlog_errno(ret);
+			goto out;
+		}
+		mutex_lock(&alloc_inode->i_mutex);
+
+		ret = ocfs2_inode_lock(alloc_inode, &alloc_bh, 1);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_mutex;
+		}
+
+		credits += OCFS2_SUBALLOC_FREE;
+	}
+
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out_unlock;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, &ref_tree->rf_ci, blk_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	spin_lock(&oi->ip_lock);
+	oi->ip_dyn_features &= ~OCFS2_HAS_REFCOUNT_FL;
+	di->i_dyn_features = cpu_to_le16(oi->ip_dyn_features);
+	di->i_refcount_loc = 0;
+	spin_unlock(&oi->ip_lock);
+	ocfs2_journal_dirty(handle, di_bh);
+
+	le32_add_cpu(&rb->rf_count , -1);
+	ocfs2_journal_dirty(handle, blk_bh);
+
+	if (!rb->rf_count) {
+		delete_tree = 1;
+		ocfs2_erase_refcount_tree_from_list(osb, ref_tree);
+		ret = ocfs2_free_suballoc_bits(handle, alloc_inode,
+					       alloc_bh, bit, bg_blkno, 1);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+out_unlock:
+	if (alloc_inode) {
+		ocfs2_inode_unlock(alloc_inode, 1);
+		brelse(alloc_bh);
+	}
+out_mutex:
+	if (alloc_inode) {
+		mutex_unlock(&alloc_inode->i_mutex);
+		iput(alloc_inode);
+	}
+out:
+	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+	if (delete_tree)
+		ocfs2_refcount_tree_put(ref_tree);
+	brelse(blk_bh);
+
+	return ret;
+}
+
+static void ocfs2_find_refcount_rec_in_rl(struct ocfs2_caching_info *ci,
+					  struct buffer_head *ref_leaf_bh,
+					  u64 cpos, unsigned int len,
+					  struct ocfs2_refcount_rec *ret_rec,
+					  int *index)
+{
+	int i = 0;
+	struct ocfs2_refcount_block *rb =
+		(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_rec *rec = NULL;
+
+	for (; i < le16_to_cpu(rb->rf_records.rl_used); i++) {
+		rec = &rb->rf_records.rl_recs[i];
+
+		if (le64_to_cpu(rec->r_cpos) +
+		    le32_to_cpu(rec->r_clusters) <= cpos)
+			continue;
+		else if (le64_to_cpu(rec->r_cpos) > cpos)
+			break;
+
+		/* ok, cpos fail in this rec. Just return. */
+		if (ret_rec)
+			*ret_rec = *rec;
+		goto out;
+	}
+
+	if (ret_rec) {
+		/* We meet with a hole here, so fake the rec. */
+		ret_rec->r_cpos = cpu_to_le64(cpos);
+		ret_rec->r_refcount = 0;
+		if (i < le16_to_cpu(rb->rf_records.rl_used) &&
+		    le64_to_cpu(rec->r_cpos) < cpos + len)
+			ret_rec->r_clusters =
+				cpu_to_le32(le64_to_cpu(rec->r_cpos) - cpos);
+		else
+			ret_rec->r_clusters = cpu_to_le32(len);
+	}
+
+out:
+	*index = i;
+}
+
+/*
+ * Try to remove refcount tree. The mechanism is:
+ * 1) Check whether i_clusters == 0, if no, exit.
+ * 2) check whether we have i_xattr_loc in dinode. if yes, exit.
+ * 3) Check whether we have inline xattr stored outside, if yes, exit.
+ * 4) Remove the tree.
+ */
+int ocfs2_try_remove_refcount_tree(struct inode *inode,
+				   struct buffer_head *di_bh)
+{
+	int ret;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+
+	down_write(&oi->ip_xattr_sem);
+	down_write(&oi->ip_alloc_sem);
+
+	if (oi->ip_clusters)
+		goto out;
+
+	if ((oi->ip_dyn_features & OCFS2_HAS_XATTR_FL) && di->i_xattr_loc)
+		goto out;
+
+	if (oi->ip_dyn_features & OCFS2_INLINE_XATTR_FL &&
+	    ocfs2_has_inline_xattr_value_outside(inode, di))
+		goto out;
+
+	ret = ocfs2_remove_refcount_tree(inode, di_bh);
+	if (ret)
+		mlog_errno(ret);
+out:
+	up_write(&oi->ip_alloc_sem);
+	up_write(&oi->ip_xattr_sem);
+	return 0;
+}
+
+/*
+ * Given a cpos and len, try to find the refcount record which contains cpos.
+ * 1. If cpos can be found in one refcount record, return the record.
+ * 2. If cpos can't be found, return a fake record which start from cpos
+ *    and end at a small value between cpos+len and start of the next record.
+ *    This fake record has r_refcount = 0.
+ */
+static int ocfs2_get_refcount_rec(struct ocfs2_caching_info *ci,
+				  struct buffer_head *ref_root_bh,
+				  u64 cpos, unsigned int len,
+				  struct ocfs2_refcount_rec *ret_rec,
+				  int *index,
+				  struct buffer_head **ret_bh)
+{
+	int ret = 0, i, found;
+	u32 low_cpos;
+	struct ocfs2_extent_list *el;
+	struct ocfs2_extent_rec *tmp, *rec = NULL;
+	struct ocfs2_extent_block *eb;
+	struct buffer_head *eb_bh = NULL, *ref_leaf_bh = NULL;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_root_bh->b_data;
+
+	if (!(le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL)) {
+		ocfs2_find_refcount_rec_in_rl(ci, ref_root_bh, cpos, len,
+					      ret_rec, index);
+		*ret_bh = ref_root_bh;
+		get_bh(ref_root_bh);
+		return 0;
+	}
+
+	el = &rb->rf_list;
+	low_cpos = cpos & OCFS2_32BIT_POS_MASK;
+
+	if (el->l_tree_depth) {
+		ret = ocfs2_find_leaf(ci, el, low_cpos, &eb_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		eb = (struct ocfs2_extent_block *) eb_bh->b_data;
+		el = &eb->h_list;
+
+		if (el->l_tree_depth) {
+			ocfs2_error(sb,
+			"refcount tree %llu has non zero tree "
+			"depth in leaf btree tree block %llu\n",
+			(unsigned long long)ocfs2_metadata_cache_owner(ci),
+			(unsigned long long)eb_bh->b_blocknr);
+			ret = -EROFS;
+			goto out;
+		}
+	}
+
+	found = 0;
+	for (i = le16_to_cpu(el->l_next_free_rec) - 1; i >= 0; i--) {
+		rec = &el->l_recs[i];
+
+		if (le32_to_cpu(rec->e_cpos) <= low_cpos) {
+			found = 1;
+			break;
+		}
+	}
+
+	/* adjust len when we have ocfs2_extent_rec after it. */
+	if (found && i < le16_to_cpu(el->l_next_free_rec) - 1) {
+		tmp = &el->l_recs[i+1];
+
+		if (le32_to_cpu(tmp->e_cpos) < cpos + len)
+			len = le32_to_cpu(tmp->e_cpos) - cpos;
+	}
+
+	ret = ocfs2_read_refcount_block(ci, le64_to_cpu(rec->e_blkno),
+					&ref_leaf_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ocfs2_find_refcount_rec_in_rl(ci, ref_leaf_bh, cpos, len,
+				      ret_rec, index);
+	*ret_bh = ref_leaf_bh;
+out:
+	brelse(eb_bh);
+	return ret;
+}
+
+enum ocfs2_ref_rec_contig {
+	REF_CONTIG_NONE = 0,
+	REF_CONTIG_LEFT,
+	REF_CONTIG_RIGHT,
+	REF_CONTIG_LEFTRIGHT,
+};
+
+static enum ocfs2_ref_rec_contig
+	ocfs2_refcount_rec_adjacent(struct ocfs2_refcount_block *rb,
+				    int index)
+{
+	if ((rb->rf_records.rl_recs[index].r_refcount ==
+	    rb->rf_records.rl_recs[index + 1].r_refcount) &&
+	    (le64_to_cpu(rb->rf_records.rl_recs[index].r_cpos) +
+	    le32_to_cpu(rb->rf_records.rl_recs[index].r_clusters) ==
+	    le64_to_cpu(rb->rf_records.rl_recs[index + 1].r_cpos)))
+		return REF_CONTIG_RIGHT;
+
+	return REF_CONTIG_NONE;
+}
+
+static enum ocfs2_ref_rec_contig
+	ocfs2_refcount_rec_contig(struct ocfs2_refcount_block *rb,
+				  int index)
+{
+	enum ocfs2_ref_rec_contig ret = REF_CONTIG_NONE;
+
+	if (index < le16_to_cpu(rb->rf_records.rl_used) - 1)
+		ret = ocfs2_refcount_rec_adjacent(rb, index);
+
+	if (index > 0) {
+		enum ocfs2_ref_rec_contig tmp;
+
+		tmp = ocfs2_refcount_rec_adjacent(rb, index - 1);
+
+		if (tmp == REF_CONTIG_RIGHT) {
+			if (ret == REF_CONTIG_RIGHT)
+				ret = REF_CONTIG_LEFTRIGHT;
+			else
+				ret = REF_CONTIG_LEFT;
+		}
+	}
+
+	return ret;
+}
+
+static void ocfs2_rotate_refcount_rec_left(struct ocfs2_refcount_block *rb,
+					   int index)
+{
+	BUG_ON(rb->rf_records.rl_recs[index].r_refcount !=
+	       rb->rf_records.rl_recs[index+1].r_refcount);
+
+	le32_add_cpu(&rb->rf_records.rl_recs[index].r_clusters,
+		     le32_to_cpu(rb->rf_records.rl_recs[index+1].r_clusters));
+
+	if (index < le16_to_cpu(rb->rf_records.rl_used) - 2)
+		memmove(&rb->rf_records.rl_recs[index + 1],
+			&rb->rf_records.rl_recs[index + 2],
+			sizeof(struct ocfs2_refcount_rec) *
+			(le16_to_cpu(rb->rf_records.rl_used) - index - 2));
+
+	memset(&rb->rf_records.rl_recs[le16_to_cpu(rb->rf_records.rl_used) - 1],
+	       0, sizeof(struct ocfs2_refcount_rec));
+	le16_add_cpu(&rb->rf_records.rl_used, -1);
+}
+
+/*
+ * Merge the refcount rec if we are contiguous with the adjacent recs.
+ */
+static void ocfs2_refcount_rec_merge(struct ocfs2_refcount_block *rb,
+				     int index)
+{
+	enum ocfs2_ref_rec_contig contig =
+				ocfs2_refcount_rec_contig(rb, index);
+
+	if (contig == REF_CONTIG_NONE)
+		return;
+
+	if (contig == REF_CONTIG_LEFT || contig == REF_CONTIG_LEFTRIGHT) {
+		BUG_ON(index == 0);
+		index--;
+	}
+
+	ocfs2_rotate_refcount_rec_left(rb, index);
+
+	if (contig == REF_CONTIG_LEFTRIGHT)
+		ocfs2_rotate_refcount_rec_left(rb, index);
+}
+
+/*
+ * Change the refcount indexed by "index" in ref_bh.
+ * If refcount reaches 0, remove it.
+ */
+static int ocfs2_change_refcount_rec(handle_t *handle,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *ref_leaf_bh,
+				     int index, int merge, int change)
+{
+	int ret;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_list *rl = &rb->rf_records;
+	struct ocfs2_refcount_rec *rec = &rl->rl_recs[index];
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_leaf_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "change index %d, old count %u, change %d\n", index,
+	     le32_to_cpu(rec->r_refcount), change);
+	le32_add_cpu(&rec->r_refcount, change);
+
+	if (!rec->r_refcount) {
+		if (index != le16_to_cpu(rl->rl_used) - 1) {
+			memmove(rec, rec + 1,
+				(le16_to_cpu(rl->rl_used) - index - 1) *
+				sizeof(struct ocfs2_refcount_rec));
+			memset(&rl->rl_recs[le16_to_cpu(rl->rl_used) - 1],
+			       0, sizeof(struct ocfs2_refcount_rec));
+		}
+
+		le16_add_cpu(&rl->rl_used, -1);
+	} else if (merge)
+		ocfs2_refcount_rec_merge(rb, index);
+
+	ret = ocfs2_journal_dirty(handle, ref_leaf_bh);
+	if (ret)
+		mlog_errno(ret);
+out:
+	return ret;
+}
+
+static int ocfs2_expand_inline_ref_root(handle_t *handle,
+					struct ocfs2_caching_info *ci,
+					struct buffer_head *ref_root_bh,
+					struct buffer_head **ref_leaf_bh,
+					struct ocfs2_alloc_context *meta_ac)
+{
+	int ret;
+	u16 suballoc_bit_start;
+	u32 num_got;
+	u64 blkno;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	struct buffer_head *new_bh = NULL;
+	struct ocfs2_refcount_block *new_rb;
+	struct ocfs2_refcount_block *root_rb =
+			(struct ocfs2_refcount_block *)ref_root_bh->b_data;
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_root_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_claim_metadata(OCFS2_SB(sb), handle, meta_ac, 1,
+				   &suballoc_bit_start, &num_got,
+				   &blkno);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	new_bh = sb_getblk(sb, blkno);
+	if (new_bh == NULL) {
+		ret = -EIO;
+		mlog_errno(ret);
+		goto out;
+	}
+	ocfs2_set_new_buffer_uptodate(ci, new_bh);
+
+	ret = ocfs2_journal_access_rb(handle, ci, new_bh,
+				      OCFS2_JOURNAL_ACCESS_CREATE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * Initialize ocfs2_refcount_block.
+	 * It should contain the same information as the old root.
+	 * so just memcpy it and change the corresponding field.
+	 */
+	memcpy(new_bh->b_data, ref_root_bh->b_data, sb->s_blocksize);
+
+	new_rb = (struct ocfs2_refcount_block *)new_bh->b_data;
+	new_rb->rf_suballoc_slot = cpu_to_le16(OCFS2_SB(sb)->slot_num);
+	new_rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
+	new_rb->rf_blkno = cpu_to_le64(blkno);
+	new_rb->rf_cpos = cpu_to_le32(0);
+	new_rb->rf_parent = cpu_to_le64(ref_root_bh->b_blocknr);
+	new_rb->rf_flags = cpu_to_le32(OCFS2_REFCOUNT_LEAF_FL);
+	ocfs2_journal_dirty(handle, new_bh);
+
+	/* Now change the root. */
+	memset(&root_rb->rf_list, 0, sb->s_blocksize -
+	       offsetof(struct ocfs2_refcount_block, rf_list));
+	root_rb->rf_list.l_count = cpu_to_le16(ocfs2_extent_recs_per_rb(sb));
+	root_rb->rf_clusters = cpu_to_le32(1);
+	root_rb->rf_list.l_next_free_rec = cpu_to_le16(1);
+	root_rb->rf_list.l_recs[0].e_blkno = cpu_to_le64(blkno);
+	root_rb->rf_list.l_recs[0].e_leaf_clusters = cpu_to_le16(1);
+	root_rb->rf_flags = cpu_to_le32(OCFS2_REFCOUNT_TREE_FL);
+
+	ocfs2_journal_dirty(handle, ref_root_bh);
+
+	mlog(0, "new leaf block %llu, used %u\n", (unsigned long long)blkno,
+	     le16_to_cpu(new_rb->rf_records.rl_used));
+
+	*ref_leaf_bh = new_bh;
+	new_bh = NULL;
+out:
+	brelse(new_bh);
+	return ret;
+}
+
+static int ocfs2_refcount_rec_no_intersect(struct ocfs2_refcount_rec *prev,
+					   struct ocfs2_refcount_rec *next)
+{
+	if (ocfs2_get_ref_rec_low_cpos(prev) + le32_to_cpu(prev->r_clusters) <=
+		ocfs2_get_ref_rec_low_cpos(next))
+		return 1;
+
+	return 0;
+}
+
+static int cmp_refcount_rec_by_low_cpos(const void *a, const void *b)
+{
+	const struct ocfs2_refcount_rec *l = a, *r = b;
+	u32 l_cpos = ocfs2_get_ref_rec_low_cpos(l);
+	u32 r_cpos = ocfs2_get_ref_rec_low_cpos(r);
+
+	if (l_cpos > r_cpos)
+		return 1;
+	if (l_cpos < r_cpos)
+		return -1;
+	return 0;
+}
+
+static int cmp_refcount_rec_by_cpos(const void *a, const void *b)
+{
+	const struct ocfs2_refcount_rec *l = a, *r = b;
+	u64 l_cpos = le64_to_cpu(l->r_cpos);
+	u64 r_cpos = le64_to_cpu(r->r_cpos);
+
+	if (l_cpos > r_cpos)
+		return 1;
+	if (l_cpos < r_cpos)
+		return -1;
+	return 0;
+}
+
+static void swap_refcount_rec(void *a, void *b, int size)
+{
+	struct ocfs2_refcount_rec *l = a, *r = b, tmp;
+
+	tmp = *(struct ocfs2_refcount_rec *)l;
+	*(struct ocfs2_refcount_rec *)l =
+			*(struct ocfs2_refcount_rec *)r;
+	*(struct ocfs2_refcount_rec *)r = tmp;
+}
+
+/*
+ * The refcount cpos are ordered by their 64bit cpos,
+ * But we will use the low 32 bit to be the e_cpos in the b-tree.
+ * So we need to make sure that this pos isn't intersected with others.
+ *
+ * Note: The refcount block is already sorted by their low 32 bit cpos,
+ *       So just try the middle pos first, and we will exit when we find
+ *       the good position.
+ */
+static int ocfs2_find_refcount_split_pos(struct ocfs2_refcount_list *rl,
+					 u32 *split_pos, int *split_index)
+{
+	int num_used = le16_to_cpu(rl->rl_used);
+	int delta, middle = num_used / 2;
+
+	for (delta = 0; delta < middle; delta++) {
+		/* Let's check delta earlier than middle */
+		if (ocfs2_refcount_rec_no_intersect(
+					&rl->rl_recs[middle - delta - 1],
+					&rl->rl_recs[middle - delta])) {
+			*split_index = middle - delta;
+			break;
+		}
+
+		/* For even counts, don't walk off the end */
+		if ((middle + delta + 1) == num_used)
+			continue;
+
+		/* Now try delta past middle */
+		if (ocfs2_refcount_rec_no_intersect(
+					&rl->rl_recs[middle + delta],
+					&rl->rl_recs[middle + delta + 1])) {
+			*split_index = middle + delta + 1;
+			break;
+		}
+	}
+
+	if (delta >= middle)
+		return -ENOSPC;
+
+	*split_pos = ocfs2_get_ref_rec_low_cpos(&rl->rl_recs[*split_index]);
+	return 0;
+}
+
+static int ocfs2_divide_leaf_refcount_block(struct buffer_head *ref_leaf_bh,
+					    struct buffer_head *new_bh,
+					    u32 *split_cpos)
+{
+	int split_index = 0, num_moved, ret;
+	u32 cpos = 0;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_list *rl = &rb->rf_records;
+	struct ocfs2_refcount_block *new_rb =
+			(struct ocfs2_refcount_block *)new_bh->b_data;
+	struct ocfs2_refcount_list *new_rl = &new_rb->rf_records;
+
+	mlog(0, "split old leaf refcount block %llu, count = %u, used = %u\n",
+	     (unsigned long long)ref_leaf_bh->b_blocknr,
+	     le32_to_cpu(rl->rl_count), le32_to_cpu(rl->rl_used));
+
+	/*
+	 * XXX: Improvement later.
+	 * If we know all the high 32 bit cpos is the same, no need to sort.
+	 *
+	 * In order to make the whole process safe, we do:
+	 * 1. sort the entries by their low 32 bit cpos first so that we can
+	 *    find the split cpos easily.
+	 * 2. call ocfs2_insert_extent to insert the new refcount block.
+	 * 3. move the refcount rec to the new block.
+	 * 4. sort the entries by their 64 bit cpos.
+	 * 5. dirty the new_rb and rb.
+	 */
+	sort(&rl->rl_recs, le16_to_cpu(rl->rl_used),
+	     sizeof(struct ocfs2_refcount_rec),
+	     cmp_refcount_rec_by_low_cpos, swap_refcount_rec);
+
+	ret = ocfs2_find_refcount_split_pos(rl, &cpos, &split_index);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	new_rb->rf_cpos = cpu_to_le32(cpos);
+
+	/* move refcount records starting from split_index to the new block. */
+	num_moved = le16_to_cpu(rl->rl_used) - split_index;
+	memcpy(new_rl->rl_recs, &rl->rl_recs[split_index],
+	       num_moved * sizeof(struct ocfs2_refcount_rec));
+
+	/*ok, remove the entries we just moved over to the other block. */
+	memset(&rl->rl_recs[split_index], 0,
+	       num_moved * sizeof(struct ocfs2_refcount_rec));
+
+	/* change old and new rl_used accordingly. */
+	le16_add_cpu(&rl->rl_used, -num_moved);
+	new_rl->rl_used = cpu_to_le32(num_moved);
+
+	sort(&rl->rl_recs, le16_to_cpu(rl->rl_used),
+	     sizeof(struct ocfs2_refcount_rec),
+	     cmp_refcount_rec_by_cpos, swap_refcount_rec);
+
+	sort(&new_rl->rl_recs, le16_to_cpu(new_rl->rl_used),
+	     sizeof(struct ocfs2_refcount_rec),
+	     cmp_refcount_rec_by_cpos, swap_refcount_rec);
+
+	*split_cpos = cpos;
+	return 0;
+}
+
+static int ocfs2_new_leaf_refcount_block(handle_t *handle,
+					 struct ocfs2_caching_info *ci,
+					 struct buffer_head *ref_root_bh,
+					 struct buffer_head *ref_leaf_bh,
+					 struct ocfs2_alloc_context *meta_ac)
+{
+	int ret;
+	u16 suballoc_bit_start;
+	u32 num_got, new_cpos;
+	u64 blkno;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	struct ocfs2_refcount_block *root_rb =
+			(struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	struct buffer_head *new_bh = NULL;
+	struct ocfs2_refcount_block *new_rb;
+	struct ocfs2_extent_tree ref_et;
+
+	BUG_ON(!(le32_to_cpu(root_rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL));
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_root_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_leaf_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_claim_metadata(OCFS2_SB(sb), handle, meta_ac, 1,
+				   &suballoc_bit_start, &num_got,
+				   &blkno);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	new_bh = sb_getblk(sb, blkno);
+	if (new_bh == NULL) {
+		ret = -EIO;
+		mlog_errno(ret);
+		goto out;
+	}
+	ocfs2_set_new_buffer_uptodate(ci, new_bh);
+
+	ret = ocfs2_journal_access_rb(handle, ci, new_bh,
+				      OCFS2_JOURNAL_ACCESS_CREATE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/* Initialize ocfs2_refcount_block. */
+	new_rb = (struct ocfs2_refcount_block *)new_bh->b_data;
+	memset(new_rb, 0, sb->s_blocksize);
+	strcpy((void *)new_rb, OCFS2_REFCOUNT_BLOCK_SIGNATURE);
+	new_rb->rf_suballoc_slot = cpu_to_le16(OCFS2_SB(sb)->slot_num);
+	new_rb->rf_suballoc_bit = cpu_to_le16(suballoc_bit_start);
+	new_rb->rf_fs_generation = cpu_to_le32(OCFS2_SB(sb)->fs_generation);
+	new_rb->rf_blkno = cpu_to_le64(blkno);
+	new_rb->rf_parent = cpu_to_le64(ref_root_bh->b_blocknr);
+	new_rb->rf_flags = cpu_to_le32(OCFS2_REFCOUNT_LEAF_FL);
+	new_rb->rf_records.rl_count =
+				cpu_to_le16(ocfs2_refcount_recs_per_rb(sb));
+	new_rb->rf_generation = root_rb->rf_generation;
+
+	ret = ocfs2_divide_leaf_refcount_block(ref_leaf_bh, new_bh, &new_cpos);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ocfs2_journal_dirty(handle, ref_leaf_bh);
+	ocfs2_journal_dirty(handle, new_bh);
+
+	ocfs2_init_refcount_extent_tree(&ref_et, ci, ref_root_bh);
+
+	mlog(0, "insert new leaf block %llu at %u\n",
+	     (unsigned long long)new_bh->b_blocknr, new_cpos);
+
+	/* Insert the new leaf block with the specific offset cpos. */
+	ret = ocfs2_insert_extent(handle, &ref_et, new_cpos, new_bh->b_blocknr,
+				  1, 0, meta_ac);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	brelse(new_bh);
+	return ret;
+}
+
+static int ocfs2_expand_refcount_tree(handle_t *handle,
+				      struct ocfs2_caching_info *ci,
+				      struct buffer_head *ref_root_bh,
+				      struct buffer_head *ref_leaf_bh,
+				      struct ocfs2_alloc_context *meta_ac)
+{
+	int ret;
+	struct buffer_head *expand_bh = NULL;
+
+	if (ref_root_bh == ref_leaf_bh) {
+		/*
+		 * the old root bh hasn't been expanded to a b-tree,
+		 * so expand it first.
+		 */
+		ret = ocfs2_expand_inline_ref_root(handle, ci, ref_root_bh,
+						   &expand_bh, meta_ac);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+	} else {
+		expand_bh = ref_leaf_bh;
+		get_bh(expand_bh);
+	}
+
+
+	/* Now add a new refcount block into the tree.*/
+	ret = ocfs2_new_leaf_refcount_block(handle, ci, ref_root_bh,
+					    expand_bh, meta_ac);
+	if (ret)
+		mlog_errno(ret);
+out:
+	brelse(expand_bh);
+	return ret;
+}
+
+/*
+ * Adjust the extent rec in b-tree representing ref_leaf_bh.
+ *
+ * Only called when we have inserted a new refcount rec at index 0
+ * which means ocfs2_extent_rec.e_cpos may need some change.
+ */
+static int ocfs2_adjust_refcount_rec(handle_t *handle,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *ref_root_bh,
+				     struct buffer_head *ref_leaf_bh,
+				     struct ocfs2_refcount_rec *rec)
+{
+	int ret = 0, i;
+	u32 new_cpos, old_cpos;
+	struct ocfs2_path *path = NULL;
+	struct ocfs2_extent_tree et;
+	struct ocfs2_refcount_block *rb =
+		(struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	struct ocfs2_extent_list *el;
+
+	if (!(le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL))
+		goto out;
+
+	rb = (struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	old_cpos = le32_to_cpu(rb->rf_cpos);
+	new_cpos = le64_to_cpu(rec->r_cpos) & OCFS2_32BIT_POS_MASK;
+	if (old_cpos <= new_cpos)
+		goto out;
+
+	ocfs2_init_refcount_extent_tree(&et, ci, ref_root_bh);
+
+	path = ocfs2_new_path_from_et(&et);
+	if (!path) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_find_path(ci, path, old_cpos);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * 2 more credits, one for the leaf refcount block, one for
+	 * the extent block contains the extent rec.
+	 */
+	ret = ocfs2_extend_trans(handle, handle->h_buffer_credits + 2);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_leaf_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_eb(handle, ci, path_leaf_bh(path),
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/* change the leaf extent block first. */
+	el = path_leaf_el(path);
+
+	for (i = 0; i < le16_to_cpu(el->l_next_free_rec); i++)
+		if (le32_to_cpu(el->l_recs[i].e_cpos) == old_cpos)
+			break;
+
+	BUG_ON(i == le16_to_cpu(el->l_next_free_rec));
+
+	el->l_recs[i].e_cpos = cpu_to_le32(new_cpos);
+
+	/* change the r_cpos in the leaf block. */
+	rb->rf_cpos = cpu_to_le32(new_cpos);
+
+	ocfs2_journal_dirty(handle, path_leaf_bh(path));
+	ocfs2_journal_dirty(handle, ref_leaf_bh);
+
+out:
+	ocfs2_free_path(path);
+	return ret;
+}
+
+static int ocfs2_insert_refcount_rec(handle_t *handle,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *ref_root_bh,
+				     struct buffer_head *ref_leaf_bh,
+				     struct ocfs2_refcount_rec *rec,
+				     int index, int merge,
+				     struct ocfs2_alloc_context *meta_ac)
+{
+	int ret;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_list *rf_list = &rb->rf_records;
+	struct buffer_head *new_bh = NULL;
+
+	BUG_ON(le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL);
+
+	if (rf_list->rl_used == rf_list->rl_count) {
+		u64 cpos = le64_to_cpu(rec->r_cpos);
+		u32 len = le32_to_cpu(rec->r_clusters);
+
+		ret = ocfs2_expand_refcount_tree(handle, ci, ref_root_bh,
+						 ref_leaf_bh, meta_ac);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		ret = ocfs2_get_refcount_rec(ci, ref_root_bh,
+					     cpos, len, NULL, &index,
+					     &new_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		ref_leaf_bh = new_bh;
+		rb = (struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+		rf_list = &rb->rf_records;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_leaf_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (index < le16_to_cpu(rf_list->rl_used))
+		memmove(&rf_list->rl_recs[index + 1],
+			&rf_list->rl_recs[index],
+			(le16_to_cpu(rf_list->rl_used) - index) *
+			 sizeof(struct ocfs2_refcount_rec));
+
+	mlog(0, "insert refcount record start %llu, len %u, count %u "
+	     "to leaf block %llu at index %d\n",
+	     (unsigned long long)le64_to_cpu(rec->r_cpos),
+	     le32_to_cpu(rec->r_clusters), le32_to_cpu(rec->r_refcount),
+	     (unsigned long long)ref_leaf_bh->b_blocknr, index);
+
+	rf_list->rl_recs[index] = *rec;
+
+	le16_add_cpu(&rf_list->rl_used, 1);
+
+	if (merge)
+		ocfs2_refcount_rec_merge(rb, index);
+
+	ret = ocfs2_journal_dirty(handle, ref_leaf_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (index == 0) {
+		ret = ocfs2_adjust_refcount_rec(handle, ci,
+						ref_root_bh,
+						ref_leaf_bh, rec);
+		if (ret)
+			mlog_errno(ret);
+	}
+out:
+	brelse(new_bh);
+	return ret;
+}
+
+/*
+ * Split the refcount_rec indexed by "index" in ref_leaf_bh.
+ * This is much simple than our b-tree code.
+ * split_rec is the new refcount rec we want to insert.
+ * If split_rec->r_refcount > 0, we are changing the refcount(in case we
+ * increase refcount or decrease a refcount to non-zero).
+ * If split_rec->r_refcount == 0, we are punching a hole in current refcount
+ * rec( in case we decrease a refcount to zero).
+ */
+static int ocfs2_split_refcount_rec(handle_t *handle,
+				    struct ocfs2_caching_info *ci,
+				    struct buffer_head *ref_root_bh,
+				    struct buffer_head *ref_leaf_bh,
+				    struct ocfs2_refcount_rec *split_rec,
+				    int index, int merge,
+				    struct ocfs2_alloc_context *meta_ac,
+				    struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret, recs_need;
+	u32 len;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_list *rf_list = &rb->rf_records;
+	struct ocfs2_refcount_rec *orig_rec = &rf_list->rl_recs[index];
+	struct ocfs2_refcount_rec *tail_rec = NULL;
+	struct buffer_head *new_bh = NULL;
+
+	BUG_ON(le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL);
+
+	mlog(0, "original r_pos %llu, cluster %u, split %llu, cluster %u\n",
+	     le64_to_cpu(orig_rec->r_cpos), le32_to_cpu(orig_rec->r_clusters),
+	     le64_to_cpu(split_rec->r_cpos),
+	     le32_to_cpu(split_rec->r_clusters));
+
+	/*
+	 * If we just need to split the header or tail clusters,
+	 * no more recs are needed, just split is OK.
+	 * Otherwise we at least need one new recs.
+	 */
+	if (!split_rec->r_refcount &&
+	    (split_rec->r_cpos == orig_rec->r_cpos ||
+	     le64_to_cpu(split_rec->r_cpos) +
+	     le32_to_cpu(split_rec->r_clusters) ==
+	     le64_to_cpu(orig_rec->r_cpos) + le32_to_cpu(orig_rec->r_clusters)))
+		recs_need = 0;
+	else
+		recs_need = 1;
+
+	/*
+	 * We need one more rec if we split in the middle and the new rec have
+	 * some refcount in it.
+	 */
+	if (split_rec->r_refcount &&
+	    (split_rec->r_cpos != orig_rec->r_cpos &&
+	     le64_to_cpu(split_rec->r_cpos) +
+	     le32_to_cpu(split_rec->r_clusters) !=
+	     le64_to_cpu(orig_rec->r_cpos) + le32_to_cpu(orig_rec->r_clusters)))
+		recs_need++;
+
+	/* If the leaf block don't have enough record, expand it. */
+	if (le16_to_cpu(rf_list->rl_used) + recs_need > rf_list->rl_count) {
+		struct ocfs2_refcount_rec tmp_rec;
+		u64 cpos = le64_to_cpu(orig_rec->r_cpos);
+		len = le32_to_cpu(orig_rec->r_clusters);
+		ret = ocfs2_expand_refcount_tree(handle, ci, ref_root_bh,
+						 ref_leaf_bh, meta_ac);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		/*
+		 * We have to re-get it since now cpos may be moved to
+		 * another leaf block.
+		 */
+		ret = ocfs2_get_refcount_rec(ci, ref_root_bh,
+					     cpos, len, &tmp_rec, &index,
+					     &new_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		ref_leaf_bh = new_bh;
+		rb = (struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+		rf_list = &rb->rf_records;
+		orig_rec = &rf_list->rl_recs[index];
+	}
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_leaf_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * We have calculated out how many new records we need and store
+	 * in recs_need, so spare enough space first by moving the records
+	 * after "index" to the end.
+	 */
+	if (index != le16_to_cpu(rf_list->rl_used) - 1)
+		memmove(&rf_list->rl_recs[index + 1 + recs_need],
+			&rf_list->rl_recs[index + 1],
+			(le16_to_cpu(rf_list->rl_used) - index - 1) *
+			 sizeof(struct ocfs2_refcount_rec));
+
+	len = (le64_to_cpu(orig_rec->r_cpos) +
+	      le32_to_cpu(orig_rec->r_clusters)) -
+	      (le64_to_cpu(split_rec->r_cpos) +
+	      le32_to_cpu(split_rec->r_clusters));
+
+	/*
+	 * If we have "len", the we will split in the tail and move it
+	 * to the end of the space we have just spared.
+	 */
+	if (len) {
+		tail_rec = &rf_list->rl_recs[index + recs_need];
+
+		memcpy(tail_rec, orig_rec, sizeof(struct ocfs2_refcount_rec));
+		le64_add_cpu(&tail_rec->r_cpos,
+			     le32_to_cpu(tail_rec->r_clusters) - len);
+		tail_rec->r_clusters = le32_to_cpu(len);
+	}
+
+	/*
+	 * If the split pos isn't the same as the original one, we need to
+	 * split in the head.
+	 *
+	 * Note: We have the chance that split_rec.r_refcount = 0,
+	 * recs_need = 0 and len > 0, which means we just cut the head from
+	 * the orig_rec and in that case we have done some modification in
+	 * orig_rec above, so the check for r_cpos is faked.
+	 */
+	if (split_rec->r_cpos != orig_rec->r_cpos && tail_rec != orig_rec) {
+		len = le64_to_cpu(split_rec->r_cpos) -
+		      le64_to_cpu(orig_rec->r_cpos);
+		orig_rec->r_clusters = cpu_to_le32(len);
+		index++;
+	}
+
+	le16_add_cpu(&rf_list->rl_used, recs_need);
+
+	if (split_rec->r_refcount) {
+		rf_list->rl_recs[index] = *split_rec;
+		mlog(0, "insert refcount record start %llu, len %u, count %u "
+		     "to leaf block %llu at index %d\n",
+		     (unsigned long long)le64_to_cpu(split_rec->r_cpos),
+		     le32_to_cpu(split_rec->r_clusters),
+		     le32_to_cpu(split_rec->r_refcount),
+		     (unsigned long long)ref_leaf_bh->b_blocknr, index);
+
+		if (merge)
+			ocfs2_refcount_rec_merge(rb, index);
+	}
+
+	ret = ocfs2_journal_dirty(handle, ref_leaf_bh);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	brelse(new_bh);
+	return ret;
+}
+
+static int __ocfs2_increase_refcount(handle_t *handle,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *ref_root_bh,
+				     u64 cpos, u32 len, int merge,
+				     struct ocfs2_alloc_context *meta_ac,
+				     struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret = 0, index;
+	struct buffer_head *ref_leaf_bh = NULL;
+	struct ocfs2_refcount_rec rec;
+	unsigned int set_len = 0;
+
+	mlog(0, "Tree owner %llu, add refcount start %llu, len %u\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
+	     (unsigned long long)cpos, len);
+
+	while (len) {
+		ret = ocfs2_get_refcount_rec(ci, ref_root_bh,
+					     cpos, len, &rec, &index,
+					     &ref_leaf_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		set_len = le32_to_cpu(rec.r_clusters);
+
+		/*
+		 * Here we may meet with 3 situations:
+		 *
+		 * 1. If we find an already existing record, and the length
+		 *    is the same, cool, we just need to increase the r_refcount
+		 *    and it is OK.
+		 * 2. If we find a hole, just insert it with r_refcount = 1.
+		 * 3. If we are in the middle of one extent record, split
+		 *    it.
+		 */
+		if (rec.r_refcount && le64_to_cpu(rec.r_cpos) == cpos &&
+		    set_len <= len) {
+			mlog(0, "increase refcount rec, start %llu, len %u, "
+			     "count %u\n", (unsigned long long)cpos, set_len,
+			     le32_to_cpu(rec.r_refcount));
+			ret = ocfs2_change_refcount_rec(handle, ci,
+							ref_leaf_bh, index,
+							merge, 1);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+		} else if (!rec.r_refcount) {
+			rec.r_refcount = cpu_to_le32(1);
+
+			mlog(0, "insert refcount rec, start %llu, len %u\n",
+			     (unsigned long long)le64_to_cpu(rec.r_cpos),
+			     set_len);
+			ret = ocfs2_insert_refcount_rec(handle, ci, ref_root_bh,
+							ref_leaf_bh,
+							&rec, index,
+							merge, meta_ac);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+		} else  {
+			set_len = min((u64)(cpos + len),
+				      le64_to_cpu(rec.r_cpos) + set_len) - cpos;
+			rec.r_cpos = cpu_to_le64(cpos);
+			rec.r_clusters = cpu_to_le32(set_len);
+			le32_add_cpu(&rec.r_refcount, 1);
+
+			mlog(0, "split refcount rec, start %llu, "
+			     "len %u, count %u\n",
+			     (unsigned long long)le64_to_cpu(rec.r_cpos),
+			     set_len, le32_to_cpu(rec.r_refcount));
+			ret = ocfs2_split_refcount_rec(handle, ci,
+						       ref_root_bh, ref_leaf_bh,
+						       &rec, index, merge,
+						       meta_ac, dealloc);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+		}
+
+		cpos += set_len;
+		len -= set_len;
+		brelse(ref_leaf_bh);
+		ref_leaf_bh = NULL;
+	}
+
+out:
+	brelse(ref_leaf_bh);
+	return ret;
+}
+
+static int ocfs2_remove_refcount_extent(handle_t *handle,
+				struct ocfs2_caching_info *ci,
+				struct buffer_head *ref_root_bh,
+				struct buffer_head *ref_leaf_bh,
+				struct ocfs2_alloc_context *meta_ac,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_extent_tree et;
+
+	BUG_ON(rb->rf_records.rl_used);
+
+	ocfs2_init_refcount_extent_tree(&et, ci, ref_root_bh);
+	ret = ocfs2_remove_extent(handle, &et, le32_to_cpu(rb->rf_cpos),
+				  1, meta_ac, dealloc);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ocfs2_remove_from_cache(ci, ref_leaf_bh);
+
+	/*
+	 * add the freed block to the dealloc so that it will be freed
+	 * when we run dealloc.
+	 */
+	ret = ocfs2_cache_block_dealloc(dealloc, EXTENT_ALLOC_SYSTEM_INODE,
+					le16_to_cpu(rb->rf_suballoc_slot),
+					le64_to_cpu(rb->rf_blkno),
+					le16_to_cpu(rb->rf_suballoc_bit));
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_rb(handle, ci, ref_root_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+
+	le32_add_cpu(&rb->rf_clusters, -1);
+
+	/*
+	 * check whether we need to restore the root refcount block if
+	 * there is no leaf extent block at atll.
+	 */
+	if (!rb->rf_list.l_next_free_rec) {
+		BUG_ON(rb->rf_clusters);
+
+		mlog(0, "reset refcount tree root %llu to be a record block.\n",
+		     (unsigned long long)ref_root_bh->b_blocknr);
+
+		rb->rf_flags = 0;
+		rb->rf_parent = 0;
+		rb->rf_cpos = 0;
+		memset(&rb->rf_records, 0, sb->s_blocksize -
+		       offsetof(struct ocfs2_refcount_block, rf_records));
+		rb->rf_records.rl_count =
+				cpu_to_le16(ocfs2_refcount_recs_per_rb(sb));
+	}
+
+	ocfs2_journal_dirty(handle, ref_root_bh);
+
+out:
+	return ret;
+}
+
+int ocfs2_increase_refcount(handle_t *handle,
+			    struct ocfs2_caching_info *ci,
+			    struct buffer_head *ref_root_bh,
+			    u64 cpos, u32 len,
+			    struct ocfs2_alloc_context *meta_ac,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	return __ocfs2_increase_refcount(handle, ci, ref_root_bh,
+					 cpos, len, 1,
+					 meta_ac, dealloc);
+}
+
+static int ocfs2_decrease_refcount_rec(handle_t *handle,
+				struct ocfs2_caching_info *ci,
+				struct buffer_head *ref_root_bh,
+				struct buffer_head *ref_leaf_bh,
+				int index, u64 cpos, unsigned int len,
+				struct ocfs2_alloc_context *meta_ac,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+	struct ocfs2_refcount_rec *rec = &rb->rf_records.rl_recs[index];
+
+	BUG_ON(cpos < le64_to_cpu(rec->r_cpos));
+	BUG_ON(cpos + len >
+	       le64_to_cpu(rec->r_cpos) + le32_to_cpu(rec->r_clusters));
+
+	if (cpos == le64_to_cpu(rec->r_cpos) &&
+	    len == le32_to_cpu(rec->r_clusters))
+		ret = ocfs2_change_refcount_rec(handle, ci,
+						ref_leaf_bh, index, 1, -1);
+	else {
+		struct ocfs2_refcount_rec split = *rec;
+		split.r_cpos = cpu_to_le64(cpos);
+		split.r_clusters = cpu_to_le32(len);
+
+		le32_add_cpu(&split.r_refcount, -1);
+
+		mlog(0, "split refcount rec, start %llu, "
+		     "len %u, count %u, original start %llu, len %u\n",
+		     (unsigned long long)le64_to_cpu(split.r_cpos),
+		     len, le32_to_cpu(split.r_refcount),
+		     (unsigned long long)le64_to_cpu(rec->r_cpos),
+		     le32_to_cpu(rec->r_clusters));
+		ret = ocfs2_split_refcount_rec(handle, ci,
+					       ref_root_bh, ref_leaf_bh,
+					       &split, index, 1,
+					       meta_ac, dealloc);
+	}
+
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/* Remove the leaf refcount block if it contains no refcount record. */
+	if (!rb->rf_records.rl_used && ref_leaf_bh != ref_root_bh) {
+		ret = ocfs2_remove_refcount_extent(handle, ci, ref_root_bh,
+						   ref_leaf_bh, meta_ac,
+						   dealloc);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out:
+	return ret;
+}
+
+static int __ocfs2_decrease_refcount(handle_t *handle,
+				     struct ocfs2_caching_info *ci,
+				     struct buffer_head *ref_root_bh,
+				     u64 cpos, u32 len,
+				     struct ocfs2_alloc_context *meta_ac,
+				     struct ocfs2_cached_dealloc_ctxt *dealloc,
+				     int delete)
+{
+	int ret = 0, index = 0;
+	struct ocfs2_refcount_rec rec;
+	unsigned int r_count = 0, r_len;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	struct buffer_head *ref_leaf_bh = NULL;
+
+	mlog(0, "Tree owner %llu, decrease refcount start %llu, "
+	     "len %u, delete %u\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
+	     (unsigned long long)cpos, len, delete);
+
+	while (len) {
+		ret = ocfs2_get_refcount_rec(ci, ref_root_bh,
+					     cpos, len, &rec, &index,
+					     &ref_leaf_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		r_count = le32_to_cpu(rec.r_refcount);
+		BUG_ON(r_count == 0);
+		if (!delete)
+			BUG_ON(r_count > 1);
+
+		r_len = min((u64)(cpos + len), le64_to_cpu(rec.r_cpos) +
+			      le32_to_cpu(rec.r_clusters)) - cpos;
+
+		ret = ocfs2_decrease_refcount_rec(handle, ci, ref_root_bh,
+						  ref_leaf_bh, index,
+						  cpos, r_len,
+						  meta_ac, dealloc);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		if (le32_to_cpu(rec.r_refcount) == 1 && delete) {
+			ret = ocfs2_cache_cluster_dealloc(dealloc,
+					  ocfs2_clusters_to_blocks(sb, cpos),
+							  r_len);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+		}
+
+		cpos += r_len;
+		len -= r_len;
+		brelse(ref_leaf_bh);
+		ref_leaf_bh = NULL;
+	}
+
+out:
+	brelse(ref_leaf_bh);
+	return ret;
+}
+
+/* Caller must hold refcount tree lock. */
+int ocfs2_decrease_refcount(struct inode *inode,
+			    handle_t *handle, u32 cpos, u32 len,
+			    struct ocfs2_alloc_context *meta_ac,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc,
+			    int delete)
+{
+	int ret;
+	u64 ref_blkno;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_tree *tree;
+
+	BUG_ON(!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL));
+
+	ret = ocfs2_get_refcount_block(inode, &ref_blkno);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_get_refcount_tree(OCFS2_SB(inode->i_sb), ref_blkno, &tree);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_read_refcount_block(&tree->rf_ci, tree->rf_blkno,
+					&ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = __ocfs2_decrease_refcount(handle, &tree->rf_ci, ref_root_bh,
+					cpos, len, meta_ac, dealloc, delete);
+	if (ret)
+		mlog_errno(ret);
+out:
+	brelse(ref_root_bh);
+	return ret;
+}
+
+/*
+ * Mark the already-existing extent at cpos as refcounted for len clusters.
+ * This adds the refcount extent flag.
+ *
+ * If the existing extent is larger than the request, initiate a
+ * split. An attempt will be made at merging with adjacent extents.
+ *
+ * The caller is responsible for passing down meta_ac if we'll need it.
+ */
+static int ocfs2_mark_extent_refcounted(struct inode *inode,
+				struct ocfs2_extent_tree *et,
+				handle_t *handle, u32 cpos,
+				u32 len, u32 phys,
+				struct ocfs2_alloc_context *meta_ac,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret;
+
+	mlog(0, "Inode %lu refcount tree cpos %u, len %u, phys cluster %u\n",
+	     inode->i_ino, cpos, len, phys);
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb))) {
+		ocfs2_error(inode->i_sb, "Inode %lu want to use refcount "
+			    "tree, but the feature bit is not set in the "
+			    "super block.", inode->i_ino);
+		ret = -EROFS;
+		goto out;
+	}
+
+	ret = ocfs2_change_extent_flag(handle, et, cpos,
+				       len, phys, meta_ac, dealloc,
+				       OCFS2_EXT_REFCOUNTED, 0);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	return ret;
+}
+
+/*
+ * Given some contiguous physical clusters, calculate what we need
+ * for modifying their refcount.
+ */
+static int ocfs2_calc_refcount_meta_credits(struct super_block *sb,
+					    struct ocfs2_caching_info *ci,
+					    struct buffer_head *ref_root_bh,
+					    u64 start_cpos,
+					    u32 clusters,
+					    int *meta_add,
+					    int *credits)
+{
+	int ret = 0, index, ref_blocks = 0, recs_add = 0;
+	u64 cpos = start_cpos;
+	struct ocfs2_refcount_block *rb;
+	struct ocfs2_refcount_rec rec;
+	struct buffer_head *ref_leaf_bh = NULL, *prev_bh = NULL;
+	u32 len;
+
+	mlog(0, "start_cpos %llu, clusters %u\n",
+	     (unsigned long long)start_cpos, clusters);
+	while (clusters) {
+		ret = ocfs2_get_refcount_rec(ci, ref_root_bh,
+					     cpos, clusters, &rec,
+					     &index, &ref_leaf_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		if (ref_leaf_bh != prev_bh) {
+			/*
+			 * Now we encounter a new leaf block, so calculate
+			 * whether we need to extend the old leaf.
+			 */
+			if (prev_bh) {
+				rb = (struct ocfs2_refcount_block *)
+							prev_bh->b_data;
+
+				if (le64_to_cpu(rb->rf_records.rl_used) +
+				    recs_add >
+				    le16_to_cpu(rb->rf_records.rl_count))
+					ref_blocks++;
+			}
+
+			recs_add = 0;
+			*credits += 1;
+			brelse(prev_bh);
+			prev_bh = ref_leaf_bh;
+			get_bh(prev_bh);
+		}
+
+		rb = (struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+
+		mlog(0, "recs_add %d,cpos %llu, clusters %u, rec->r_cpos %llu,"
+		     "rec->r_clusters %u, rec->r_refcount %u, index %d\n",
+		     recs_add, (unsigned long long)cpos, clusters,
+		     (unsigned long long)le64_to_cpu(rec.r_cpos),
+		     le32_to_cpu(rec.r_clusters),
+		     le32_to_cpu(rec.r_refcount), index);
+
+		len = min((u64)cpos + clusters, le64_to_cpu(rec.r_cpos) +
+			  le32_to_cpu(rec.r_clusters)) - cpos;
+		/*
+		 * If the refcount rec already exist, cool. We just need
+		 * to check whether there is a split. Otherwise we just need
+		 * to increase the refcount.
+		 * If we will insert one, increases recs_add.
+		 *
+		 * We record all the records which will be inserted to the
+		 * same refcount block, so that we can tell exactly whether
+		 * we need a new refcount block or not.
+		 */
+		if (rec.r_refcount) {
+			/* Check whether we need a split at the beginning. */
+			if (cpos == start_cpos &&
+			    cpos != le64_to_cpu(rec.r_cpos))
+				recs_add++;
+
+			/* Check whether we need a split in the end. */
+			if (cpos + clusters < le64_to_cpu(rec.r_cpos) +
+			    le32_to_cpu(rec.r_clusters))
+				recs_add++;
+		} else
+			recs_add++;
+
+		brelse(ref_leaf_bh);
+		ref_leaf_bh = NULL;
+		clusters -= len;
+		cpos += len;
+	}
+
+	if (prev_bh) {
+		rb = (struct ocfs2_refcount_block *)prev_bh->b_data;
+
+		if (le64_to_cpu(rb->rf_records.rl_used) + recs_add >
+		    le16_to_cpu(rb->rf_records.rl_count))
+			ref_blocks++;
+
+		*credits += 1;
+	}
+
+	if (!ref_blocks)
+		goto out;
+
+	mlog(0, "we need ref_blocks %d\n", ref_blocks);
+	*meta_add += ref_blocks;
+	*credits += ref_blocks;
+
+	/*
+	 * So we may need ref_blocks to insert into the tree.
+	 * That also means we need to change the b-tree and add that number
+	 * of records since we never merge them.
+	 * We need one more block for expansion since the new created leaf
+	 * block is also full and needs split.
+	 */
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	if (le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL) {
+		struct ocfs2_extent_tree et;
+
+		ocfs2_init_refcount_extent_tree(&et, ci, ref_root_bh);
+		*meta_add += ocfs2_extend_meta_needed(et.et_root_el);
+		*credits += ocfs2_calc_extend_credits(sb,
+						      et.et_root_el,
+						      ref_blocks);
+	} else {
+		*credits += OCFS2_EXPAND_REFCOUNT_TREE_CREDITS;
+		*meta_add += 1;
+	}
+
+out:
+	brelse(ref_leaf_bh);
+	brelse(prev_bh);
+	return ret;
+}
+
+/*
+ * For refcount tree, we will decrease some contiguous clusters
+ * refcount count, so just go through it to see how many blocks
+ * we gonna touch and whether we need to create new blocks.
+ *
+ * Normally the refcount blocks store these refcount should be
+ * continguous also, so that we can get the number easily.
+ * As for meta_ac, we will at most add split 2 refcount record and
+ * 2 more refcount block, so just check it in a rough way.
+ *
+ * Caller must hold refcount tree lock.
+ */
+int ocfs2_prepare_refcount_change_for_del(struct inode *inode,
+					  struct buffer_head *di_bh,
+					  u64 phys_blkno,
+					  u32 clusters,
+					  int *credits,
+					  struct ocfs2_alloc_context **meta_ac)
+{
+	int ret, ref_blocks = 0;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_tree *tree;
+	u64 start_cpos = ocfs2_blocks_to_clusters(inode->i_sb, phys_blkno);
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb))) {
+		ocfs2_error(inode->i_sb, "Inode %lu want to use refcount "
+			    "tree, but the feature bit is not set in the "
+			    "super block.", inode->i_ino);
+		ret = -EROFS;
+		goto out;
+	}
+
+	BUG_ON(!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL));
+
+	ret = ocfs2_get_refcount_tree(OCFS2_SB(inode->i_sb),
+				      le64_to_cpu(di->i_refcount_loc), &tree);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_read_refcount_block(&tree->rf_ci,
+					le64_to_cpu(di->i_refcount_loc),
+					&ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_calc_refcount_meta_credits(inode->i_sb,
+					       &tree->rf_ci,
+					       ref_root_bh,
+					       start_cpos, clusters,
+					       &ref_blocks, credits);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "reserve new metadata %d, credits = %d\n",
+	     ref_blocks, *credits);
+
+	if (ref_blocks) {
+		ret = ocfs2_reserve_new_metadata_blocks(OCFS2_SB(inode->i_sb),
+							ref_blocks, meta_ac);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out:
+	brelse(ref_root_bh);
+	return ret;
+}
+
+#define	MAX_CONTIG_BYTES	1048576
+
+static inline unsigned int ocfs2_cow_contig_clusters(struct super_block *sb)
+{
+	return ocfs2_clusters_for_bytes(sb, MAX_CONTIG_BYTES);
+}
+
+static inline unsigned int ocfs2_cow_contig_mask(struct super_block *sb)
+{
+	return ~(ocfs2_cow_contig_clusters(sb) - 1);
+}
+
+/*
+ * Given an extent that starts at 'start' and an I/O that starts at 'cpos',
+ * find an offset (start + (n * contig_clusters)) that is closest to cpos
+ * while still being less than or equal to it.
+ *
+ * The goal is to break the extent at a multiple of contig_clusters.
+ */
+static inline unsigned int ocfs2_cow_align_start(struct super_block *sb,
+						 unsigned int start,
+						 unsigned int cpos)
+{
+	BUG_ON(start > cpos);
+
+	return start + ((cpos - start) & ocfs2_cow_contig_mask(sb));
+}
+
+/*
+ * Given a cluster count of len, pad it out so that it is a multiple
+ * of contig_clusters.
+ */
+static inline unsigned int ocfs2_cow_align_length(struct super_block *sb,
+						  unsigned int len)
+{
+	unsigned int padded =
+		(len + (ocfs2_cow_contig_clusters(sb) - 1)) &
+		ocfs2_cow_contig_mask(sb);
+
+	/* Did we wrap? */
+	if (padded < len)
+		padded = UINT_MAX;
+
+	return padded;
+}
+
+/*
+ * Calculate out the start and number of virtual clusters we need to to CoW.
+ *
+ * cpos is vitual start cluster position we want to do CoW in a
+ * file and write_len is the cluster length.
+ * max_cpos is the place where we want to stop CoW intentionally.
+ *
+ * Normal we will start CoW from the beginning of extent record cotaining cpos.
+ * We try to break up extents on boundaries of MAX_CONTIG_BYTES so that we
+ * get good I/O from the resulting extent tree.
+ */
+static int ocfs2_refcount_cal_cow_clusters(struct inode *inode,
+					   struct ocfs2_extent_list *el,
+					   u32 cpos,
+					   u32 write_len,
+					   u32 max_cpos,
+					   u32 *cow_start,
+					   u32 *cow_len)
+{
+	int ret = 0;
+	int tree_height = le16_to_cpu(el->l_tree_depth), i;
+	struct buffer_head *eb_bh = NULL;
+	struct ocfs2_extent_block *eb = NULL;
+	struct ocfs2_extent_rec *rec;
+	unsigned int want_clusters, rec_end = 0;
+	int contig_clusters = ocfs2_cow_contig_clusters(inode->i_sb);
+	int leaf_clusters;
+
+	BUG_ON(cpos + write_len > max_cpos);
+
+	if (tree_height > 0) {
+		ret = ocfs2_find_leaf(INODE_CACHE(inode), el, cpos, &eb_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		eb = (struct ocfs2_extent_block *) eb_bh->b_data;
+		el = &eb->h_list;
+
+		if (el->l_tree_depth) {
+			ocfs2_error(inode->i_sb,
+				    "Inode %lu has non zero tree depth in "
+				    "leaf block %llu\n", inode->i_ino,
+				    (unsigned long long)eb_bh->b_blocknr);
+			ret = -EROFS;
+			goto out;
+		}
+	}
+
+	*cow_len = 0;
+	for (i = 0; i < le16_to_cpu(el->l_next_free_rec); i++) {
+		rec = &el->l_recs[i];
+
+		if (ocfs2_is_empty_extent(rec)) {
+			mlog_bug_on_msg(i != 0, "Inode %lu has empty record in "
+					"index %d\n", inode->i_ino, i);
+			continue;
+		}
+
+		if (le32_to_cpu(rec->e_cpos) +
+		    le16_to_cpu(rec->e_leaf_clusters) <= cpos)
+			continue;
+
+		if (*cow_len == 0) {
+			/*
+			 * We should find a refcounted record in the
+			 * first pass.
+			 */
+			BUG_ON(!(rec->e_flags & OCFS2_EXT_REFCOUNTED));
+			*cow_start = le32_to_cpu(rec->e_cpos);
+		}
+
+		/*
+		 * If we encounter a hole, a non-refcounted record or
+		 * pass the max_cpos, stop the search.
+		 */
+		if ((!(rec->e_flags & OCFS2_EXT_REFCOUNTED)) ||
+		    (*cow_len && rec_end != le32_to_cpu(rec->e_cpos)) ||
+		    (max_cpos <= le32_to_cpu(rec->e_cpos)))
+			break;
+
+		leaf_clusters = le16_to_cpu(rec->e_leaf_clusters);
+		rec_end = le32_to_cpu(rec->e_cpos) + leaf_clusters;
+		if (rec_end > max_cpos) {
+			rec_end = max_cpos;
+			leaf_clusters = rec_end - le32_to_cpu(rec->e_cpos);
+		}
+
+		/*
+		 * How many clusters do we actually need from
+		 * this extent?  First we see how many we actually
+		 * need to complete the write.  If that's smaller
+		 * than contig_clusters, we try for contig_clusters.
+		 */
+		if (!*cow_len)
+			want_clusters = write_len;
+		else
+			want_clusters = (cpos + write_len) -
+				(*cow_start + *cow_len);
+		if (want_clusters < contig_clusters)
+			want_clusters = contig_clusters;
+
+		/*
+		 * If the write does not cover the whole extent, we
+		 * need to calculate how we're going to split the extent.
+		 * We try to do it on contig_clusters boundaries.
+		 *
+		 * Any extent smaller than contig_clusters will be
+		 * CoWed in its entirety.
+		 */
+		if (leaf_clusters <= contig_clusters)
+			*cow_len += leaf_clusters;
+		else if (*cow_len || (*cow_start == cpos)) {
+			/*
+			 * This extent needs to be CoW'd from its
+			 * beginning, so all we have to do is compute
+			 * how many clusters to grab.  We align
+			 * want_clusters to the edge of contig_clusters
+			 * to get better I/O.
+			 */
+			want_clusters = ocfs2_cow_align_length(inode->i_sb,
+							       want_clusters);
+
+			if (leaf_clusters < want_clusters)
+				*cow_len += leaf_clusters;
+			else
+				*cow_len += want_clusters;
+		} else if ((*cow_start + contig_clusters) >=
+			   (cpos + write_len)) {
+			/*
+			 * Breaking off contig_clusters at the front
+			 * of the extent will cover our write.  That's
+			 * easy.
+			 */
+			*cow_len = contig_clusters;
+		} else if ((rec_end - cpos) <= contig_clusters) {
+			/*
+			 * Breaking off contig_clusters at the tail of
+			 * this extent will cover cpos.
+			 */
+			*cow_start = rec_end - contig_clusters;
+			*cow_len = contig_clusters;
+		} else if ((rec_end - cpos) <= want_clusters) {
+			/*
+			 * While we can't fit the entire write in this
+			 * extent, we know that the write goes from cpos
+			 * to the end of the extent.  Break that off.
+			 * We try to break it at some multiple of
+			 * contig_clusters from the front of the extent.
+			 * Failing that (ie, cpos is within
+			 * contig_clusters of the front), we'll CoW the
+			 * entire extent.
+			 */
+			*cow_start = ocfs2_cow_align_start(inode->i_sb,
+							   *cow_start, cpos);
+			*cow_len = rec_end - *cow_start;
+		} else {
+			/*
+			 * Ok, the entire write lives in the middle of
+			 * this extent.  Let's try to slice the extent up
+			 * nicely.  Optimally, our CoW region starts at
+			 * m*contig_clusters from the beginning of the
+			 * extent and goes for n*contig_clusters,
+			 * covering the entire write.
+			 */
+			*cow_start = ocfs2_cow_align_start(inode->i_sb,
+							   *cow_start, cpos);
+
+			want_clusters = (cpos + write_len) - *cow_start;
+			want_clusters = ocfs2_cow_align_length(inode->i_sb,
+							       want_clusters);
+			if (*cow_start + want_clusters <= rec_end)
+				*cow_len = want_clusters;
+			else
+				*cow_len = rec_end - *cow_start;
+		}
+
+		/* Have we covered our entire write yet? */
+		if ((*cow_start + *cow_len) >= (cpos + write_len))
+			break;
+
+		/*
+		 * If we reach the end of the extent block and don't get enough
+		 * clusters, continue with the next extent block if possible.
+		 */
+		if (i + 1 == le16_to_cpu(el->l_next_free_rec) &&
+		    eb && eb->h_next_leaf_blk) {
+			brelse(eb_bh);
+			eb_bh = NULL;
+
+			ret = ocfs2_read_extent_block(INODE_CACHE(inode),
+					       le64_to_cpu(eb->h_next_leaf_blk),
+					       &eb_bh);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+
+			eb = (struct ocfs2_extent_block *) eb_bh->b_data;
+			el = &eb->h_list;
+			i = -1;
+		}
+	}
+
+out:
+	brelse(eb_bh);
+	return ret;
+}
+
+/*
+ * Prepare meta_ac, data_ac and calculate credits when we want to add some
+ * num_clusters in data_tree "et" and change the refcount for the old
+ * clusters(starting form p_cluster) in the refcount tree.
+ *
+ * Note:
+ * 1. since we may split the old tree, so we at most will need num_clusters + 2
+ *    more new leaf records.
+ * 2. In some case, we may not need to reserve new clusters(e.g, reflink), so
+ *    just give data_ac = NULL.
+ */
+static int ocfs2_lock_refcount_allocators(struct super_block *sb,
+					u32 p_cluster, u32 num_clusters,
+					struct ocfs2_extent_tree *et,
+					struct ocfs2_caching_info *ref_ci,
+					struct buffer_head *ref_root_bh,
+					struct ocfs2_alloc_context **meta_ac,
+					struct ocfs2_alloc_context **data_ac,
+					int *credits)
+{
+	int ret = 0, meta_add = 0;
+	int num_free_extents = ocfs2_num_free_extents(OCFS2_SB(sb), et);
+
+	if (num_free_extents < 0) {
+		ret = num_free_extents;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (num_free_extents < num_clusters + 2)
+		meta_add =
+			ocfs2_extend_meta_needed(et->et_root_el);
+
+	*credits += ocfs2_calc_extend_credits(sb, et->et_root_el,
+					      num_clusters + 2);
+
+	ret = ocfs2_calc_refcount_meta_credits(sb, ref_ci, ref_root_bh,
+					       p_cluster, num_clusters,
+					       &meta_add, credits);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "reserve new metadata %d, clusters %u, credits = %d\n",
+	     meta_add, num_clusters, *credits);
+	ret = ocfs2_reserve_new_metadata_blocks(OCFS2_SB(sb), meta_add,
+						meta_ac);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (data_ac) {
+		ret = ocfs2_reserve_clusters(OCFS2_SB(sb), num_clusters,
+					     data_ac);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out:
+	if (ret) {
+		if (*meta_ac) {
+			ocfs2_free_alloc_context(*meta_ac);
+			*meta_ac = NULL;
+		}
+	}
+
+	return ret;
+}
+
+static int ocfs2_clear_cow_buffer(handle_t *handle, struct buffer_head *bh)
+{
+	BUG_ON(buffer_dirty(bh));
+
+	clear_buffer_mapped(bh);
+
+	return 0;
+}
+
+static int ocfs2_duplicate_clusters_by_page(handle_t *handle,
+					    struct ocfs2_cow_context *context,
+					    u32 cpos, u32 old_cluster,
+					    u32 new_cluster, u32 new_len)
+{
+	int ret = 0, partial;
+	struct ocfs2_caching_info *ci = context->data_et.et_ci;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	u64 new_block = ocfs2_clusters_to_blocks(sb, new_cluster);
+	struct page *page;
+	pgoff_t page_index;
+	unsigned int from, to;
+	loff_t offset, end, map_end;
+	struct address_space *mapping = context->inode->i_mapping;
+
+	mlog(0, "old_cluster %u, new %u, len %u at offset %u\n", old_cluster,
+	     new_cluster, new_len, cpos);
+
+	offset = ((loff_t)cpos) << OCFS2_SB(sb)->s_clustersize_bits;
+	end = offset + (new_len << OCFS2_SB(sb)->s_clustersize_bits);
+
+	while (offset < end) {
+		page_index = offset >> PAGE_CACHE_SHIFT;
+		map_end = (page_index + 1) << PAGE_CACHE_SHIFT;
+		if (map_end > end)
+			map_end = end;
+
+		/* from, to is the offset within the page. */
+		from = offset & (PAGE_CACHE_SIZE - 1);
+		to = PAGE_CACHE_SIZE;
+		if (map_end & (PAGE_CACHE_SIZE - 1))
+			to = map_end & (PAGE_CACHE_SIZE - 1);
+
+		page = grab_cache_page(mapping, page_index);
+
+		/* This page can't be dirtied before we CoW it out. */
+		BUG_ON(PageDirty(page));
+
+		if (!PageUptodate(page)) {
+			ret = block_read_full_page(page, ocfs2_get_block);
+			if (ret) {
+				mlog_errno(ret);
+				goto unlock;
+			}
+			lock_page(page);
+		}
+
+		if (page_has_buffers(page)) {
+			ret = walk_page_buffers(handle, page_buffers(page),
+						from, to, &partial,
+						ocfs2_clear_cow_buffer);
+			if (ret) {
+				mlog_errno(ret);
+				goto unlock;
+			}
+		}
+
+		ocfs2_map_and_dirty_page(context->inode,
+					 handle, from, to,
+					 page, 0, &new_block);
+		mark_page_accessed(page);
+unlock:
+		unlock_page(page);
+		page_cache_release(page);
+		page = NULL;
+		offset = map_end;
+		if (ret)
+			break;
+	}
+
+	return ret;
+}
+
+static int ocfs2_duplicate_clusters_by_jbd(handle_t *handle,
+					   struct ocfs2_cow_context *context,
+					   u32 cpos, u32 old_cluster,
+					   u32 new_cluster, u32 new_len)
+{
+	int ret = 0;
+	struct super_block *sb = context->inode->i_sb;
+	struct ocfs2_caching_info *ci = context->data_et.et_ci;
+	int i, blocks = ocfs2_clusters_to_blocks(sb, new_len);
+	u64 old_block = ocfs2_clusters_to_blocks(sb, old_cluster);
+	u64 new_block = ocfs2_clusters_to_blocks(sb, new_cluster);
+	struct ocfs2_super *osb = OCFS2_SB(sb);
+	struct buffer_head *old_bh = NULL;
+	struct buffer_head *new_bh = NULL;
+
+	mlog(0, "old_cluster %u, new %u, len %u\n", old_cluster,
+	     new_cluster, new_len);
+
+	for (i = 0; i < blocks; i++, old_block++, new_block++) {
+		new_bh = sb_getblk(osb->sb, new_block);
+		if (new_bh == NULL) {
+			ret = -EIO;
+			mlog_errno(ret);
+			break;
+		}
+
+		ocfs2_set_new_buffer_uptodate(ci, new_bh);
+
+		ret = ocfs2_read_block(ci, old_block, &old_bh, NULL);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		ret = ocfs2_journal_access(handle, ci, new_bh,
+					   OCFS2_JOURNAL_ACCESS_CREATE);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		memcpy(new_bh->b_data, old_bh->b_data, sb->s_blocksize);
+		ret = ocfs2_journal_dirty(handle, new_bh);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		brelse(new_bh);
+		brelse(old_bh);
+		new_bh = NULL;
+		old_bh = NULL;
+	}
+
+	brelse(new_bh);
+	brelse(old_bh);
+	return ret;
+}
+
+static int ocfs2_clear_ext_refcount(handle_t *handle,
+				    struct ocfs2_extent_tree *et,
+				    u32 cpos, u32 p_cluster, u32 len,
+				    unsigned int ext_flags,
+				    struct ocfs2_alloc_context *meta_ac,
+				    struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret, index;
+	struct ocfs2_extent_rec replace_rec;
+	struct ocfs2_path *path = NULL;
+	struct ocfs2_extent_list *el;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(et->et_ci);
+	u64 ino = ocfs2_metadata_cache_owner(et->et_ci);
+
+	mlog(0, "inode %llu cpos %u, len %u, p_cluster %u, ext_flags %u\n",
+	     (unsigned long long)ino, cpos, len, p_cluster, ext_flags);
+
+	memset(&replace_rec, 0, sizeof(replace_rec));
+	replace_rec.e_cpos = cpu_to_le32(cpos);
+	replace_rec.e_leaf_clusters = cpu_to_le16(len);
+	replace_rec.e_blkno = cpu_to_le64(ocfs2_clusters_to_blocks(sb,
+								   p_cluster));
+	replace_rec.e_flags = ext_flags;
+	replace_rec.e_flags &= ~OCFS2_EXT_REFCOUNTED;
+
+	path = ocfs2_new_path_from_et(et);
+	if (!path) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_find_path(et->et_ci, path, cpos);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	el = path_leaf_el(path);
+
+	index = ocfs2_search_extent_list(el, cpos);
+	if (index == -1 || index >= le16_to_cpu(el->l_next_free_rec)) {
+		ocfs2_error(sb,
+			    "Inode %llu has an extent at cpos %u which can no "
+			    "longer be found.\n",
+			    (unsigned long long)ino, cpos);
+		ret = -EROFS;
+		goto out;
+	}
+
+	ret = ocfs2_split_extent(handle, et, path, index,
+				 &replace_rec, meta_ac, dealloc);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	ocfs2_free_path(path);
+	return ret;
+}
+
+static int ocfs2_replace_clusters(handle_t *handle,
+				  struct ocfs2_cow_context *context,
+				  u32 cpos, u32 old,
+				  u32 new, u32 len,
+				  unsigned int ext_flags)
+{
+	int ret;
+	struct ocfs2_caching_info *ci = context->data_et.et_ci;
+	u64 ino = ocfs2_metadata_cache_owner(ci);
+
+	mlog(0, "inode %llu, cpos %u, old %u, new %u, len %u, ext_flags %u\n",
+	     (unsigned long long)ino, cpos, old, new, len, ext_flags);
+
+	/*If the old clusters is unwritten, no need to duplicate. */
+	if (!(ext_flags & OCFS2_EXT_UNWRITTEN)) {
+		ret = context->cow_duplicate_clusters(handle, context, cpos,
+						      old, new, len);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+	}
+
+	ret = ocfs2_clear_ext_refcount(handle, &context->data_et,
+				       cpos, new, len, ext_flags,
+				       context->meta_ac, &context->dealloc);
+	if (ret)
+		mlog_errno(ret);
+out:
+	return ret;
+}
+
+static int ocfs2_cow_sync_writeback(struct super_block *sb,
+				    struct ocfs2_cow_context *context,
+				    u32 cpos, u32 num_clusters)
+{
+	int ret = 0;
+	loff_t offset, end, map_end;
+	pgoff_t page_index;
+	struct page *page;
+
+	if (ocfs2_should_order_data(context->inode))
+		return 0;
+
+	offset = ((loff_t)cpos) << OCFS2_SB(sb)->s_clustersize_bits;
+	end = offset + (num_clusters << OCFS2_SB(sb)->s_clustersize_bits);
+
+	ret = filemap_fdatawrite_range(context->inode->i_mapping,
+				       offset, end - 1);
+	if (ret < 0) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	while (offset < end) {
+		page_index = offset >> PAGE_CACHE_SHIFT;
+		map_end = (page_index + 1) << PAGE_CACHE_SHIFT;
+		if (map_end > end)
+			map_end = end;
+
+		page = grab_cache_page(context->inode->i_mapping, page_index);
+		BUG_ON(!page);
+
+		wait_on_page_writeback(page);
+		if (PageError(page)) {
+			ret = -EIO;
+			mlog_errno(ret);
+		} else
+			mark_page_accessed(page);
+
+		unlock_page(page);
+		page_cache_release(page);
+		page = NULL;
+		offset = map_end;
+		if (ret)
+			break;
+	}
+
+	return ret;
+}
+
+static int ocfs2_di_get_clusters(struct ocfs2_cow_context *context,
+				 u32 v_cluster, u32 *p_cluster,
+				 u32 *num_clusters,
+				 unsigned int *extent_flags)
+{
+	return ocfs2_get_clusters(context->inode, v_cluster, p_cluster,
+				  num_clusters, extent_flags);
+}
+
+static int ocfs2_make_clusters_writable(struct super_block *sb,
+					struct ocfs2_cow_context *context,
+					u32 cpos, u32 p_cluster,
+					u32 num_clusters, unsigned int e_flags)
+{
+	int ret, delete, index, credits =  0;
+	u32 new_bit, new_len;
+	unsigned int set_len;
+	struct ocfs2_super *osb = OCFS2_SB(sb);
+	handle_t *handle;
+	struct buffer_head *ref_leaf_bh = NULL;
+	struct ocfs2_caching_info *ref_ci = &context->ref_tree->rf_ci;
+	struct ocfs2_refcount_rec rec;
+
+	mlog(0, "cpos %u, p_cluster %u, num_clusters %u, e_flags %u\n",
+	     cpos, p_cluster, num_clusters, e_flags);
+
+	ret = ocfs2_lock_refcount_allocators(sb, p_cluster, num_clusters,
+					     &context->data_et,
+					     ref_ci,
+					     context->ref_root_bh,
+					     &context->meta_ac,
+					     &context->data_ac, &credits);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	if (context->post_refcount)
+		credits += context->post_refcount->credits;
+
+	credits += context->extra_credits;
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	while (num_clusters) {
+		ret = ocfs2_get_refcount_rec(ref_ci, context->ref_root_bh,
+					     p_cluster, num_clusters,
+					     &rec, &index, &ref_leaf_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_commit;
+		}
+
+		BUG_ON(!rec.r_refcount);
+		set_len = min((u64)p_cluster + num_clusters,
+			      le64_to_cpu(rec.r_cpos) +
+			      le32_to_cpu(rec.r_clusters)) - p_cluster;
+
+		/*
+		 * There are many different situation here.
+		 * 1. If refcount == 1, remove the flag and don't COW.
+		 * 2. If refcount > 1, allocate clusters.
+		 *    Here we may not allocate r_len once at a time, so continue
+		 *    until we reach num_clusters.
+		 */
+		if (le32_to_cpu(rec.r_refcount) == 1) {
+			delete = 0;
+			ret = ocfs2_clear_ext_refcount(handle,
+						       &context->data_et,
+						       cpos, p_cluster,
+						       set_len, e_flags,
+						       context->meta_ac,
+						       &context->dealloc);
+			if (ret) {
+				mlog_errno(ret);
+				goto out_commit;
+			}
+		} else {
+			delete = 1;
+
+			ret = __ocfs2_claim_clusters(osb, handle,
+						     context->data_ac,
+						     1, set_len,
+						     &new_bit, &new_len);
+			if (ret) {
+				mlog_errno(ret);
+				goto out_commit;
+			}
+
+			ret = ocfs2_replace_clusters(handle, context,
+						     cpos, p_cluster, new_bit,
+						     new_len, e_flags);
+			if (ret) {
+				mlog_errno(ret);
+				goto out_commit;
+			}
+			set_len = new_len;
+		}
+
+		ret = __ocfs2_decrease_refcount(handle, ref_ci,
+						context->ref_root_bh,
+						p_cluster, set_len,
+						context->meta_ac,
+						&context->dealloc, delete);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_commit;
+		}
+
+		cpos += set_len;
+		p_cluster += set_len;
+		num_clusters -= set_len;
+		brelse(ref_leaf_bh);
+		ref_leaf_bh = NULL;
+	}
+
+	/* handle any post_cow action. */
+	if (context->post_refcount && context->post_refcount->func) {
+		ret = context->post_refcount->func(context->inode, handle,
+						context->post_refcount->para);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_commit;
+		}
+	}
+
+	/*
+	 * Here we should write the new page out first if we are
+	 * in write-back mode.
+	 */
+	if (context->get_clusters == ocfs2_di_get_clusters) {
+		ret = ocfs2_cow_sync_writeback(sb, context, cpos, num_clusters);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+
+out:
+	if (context->data_ac) {
+		ocfs2_free_alloc_context(context->data_ac);
+		context->data_ac = NULL;
+	}
+	if (context->meta_ac) {
+		ocfs2_free_alloc_context(context->meta_ac);
+		context->meta_ac = NULL;
+	}
+	brelse(ref_leaf_bh);
+
+	return ret;
+}
+
+static int ocfs2_replace_cow(struct ocfs2_cow_context *context)
+{
+	int ret = 0;
+	struct inode *inode = context->inode;
+	u32 cow_start = context->cow_start, cow_len = context->cow_len;
+	u32 p_cluster, num_clusters;
+	unsigned int ext_flags;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb))) {
+		ocfs2_error(inode->i_sb, "Inode %lu want to use refcount "
+			    "tree, but the feature bit is not set in the "
+			    "super block.", inode->i_ino);
+		return -EROFS;
+	}
+
+	ocfs2_init_dealloc_ctxt(&context->dealloc);
+
+	while (cow_len) {
+		ret = context->get_clusters(context, cow_start, &p_cluster,
+					    &num_clusters, &ext_flags);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		BUG_ON(!(ext_flags & OCFS2_EXT_REFCOUNTED));
+
+		if (cow_len < num_clusters)
+			num_clusters = cow_len;
+
+		ret = ocfs2_make_clusters_writable(inode->i_sb, context,
+						   cow_start, p_cluster,
+						   num_clusters, ext_flags);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		cow_len -= num_clusters;
+		cow_start += num_clusters;
+	}
+
+	if (ocfs2_dealloc_has_cluster(&context->dealloc)) {
+		ocfs2_schedule_truncate_log_flush(osb, 1);
+		ocfs2_run_deallocs(osb, &context->dealloc);
+	}
+
+	return ret;
+}
+
+/*
+ * Starting at cpos, try to CoW write_len clusters.  Don't CoW
+ * past max_cpos.  This will stop when it runs into a hole or an
+ * unrefcounted extent.
+ */
+static int ocfs2_refcount_cow_hunk(struct inode *inode,
+				   struct buffer_head *di_bh,
+				   u32 cpos, u32 write_len, u32 max_cpos)
+{
+	int ret;
+	u32 cow_start = 0, cow_len = 0;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_refcount_tree *ref_tree;
+	struct ocfs2_cow_context *context = NULL;
+
+	BUG_ON(!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL));
+
+	ret = ocfs2_refcount_cal_cow_clusters(inode, &di->id2.i_list,
+					      cpos, write_len, max_cpos,
+					      &cow_start, &cow_len);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "CoW inode %lu, cpos %u, write_len %u, cow_start %u, "
+	     "cow_len %u\n", inode->i_ino,
+	     cpos, write_len, cow_start, cow_len);
+
+	BUG_ON(cow_len == 0);
+
+	context = kzalloc(sizeof(struct ocfs2_cow_context), GFP_NOFS);
+	if (!context) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_lock_refcount_tree(osb, le64_to_cpu(di->i_refcount_loc),
+				       1, &ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	context->inode = inode;
+	context->cow_start = cow_start;
+	context->cow_len = cow_len;
+	context->ref_tree = ref_tree;
+	context->ref_root_bh = ref_root_bh;
+	context->cow_duplicate_clusters = ocfs2_duplicate_clusters_by_page;
+	context->get_clusters = ocfs2_di_get_clusters;
+
+	ocfs2_init_dinode_extent_tree(&context->data_et,
+				      INODE_CACHE(inode), di_bh);
+
+	ret = ocfs2_replace_cow(context);
+	if (ret)
+		mlog_errno(ret);
+
+	/*
+	 * truncate the extent map here since no matter whether we meet with
+	 * any error during the action, we shouldn't trust cached extent map
+	 * any more.
+	 */
+	ocfs2_extent_map_trunc(inode, cow_start);
+
+	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+	brelse(ref_root_bh);
+out:
+	kfree(context);
+	return ret;
+}
+
+/*
+ * CoW any and all clusters between cpos and cpos+write_len.
+ * Don't CoW past max_cpos.  If this returns successfully, all
+ * clusters between cpos and cpos+write_len are safe to modify.
+ */
+int ocfs2_refcount_cow(struct inode *inode,
+		       struct buffer_head *di_bh,
+		       u32 cpos, u32 write_len, u32 max_cpos)
+{
+	int ret = 0;
+	u32 p_cluster, num_clusters;
+	unsigned int ext_flags;
+
+	while (write_len) {
+		ret = ocfs2_get_clusters(inode, cpos, &p_cluster,
+					 &num_clusters, &ext_flags);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		if (write_len < num_clusters)
+			num_clusters = write_len;
+
+		if (ext_flags & OCFS2_EXT_REFCOUNTED) {
+			ret = ocfs2_refcount_cow_hunk(inode, di_bh, cpos,
+						      num_clusters, max_cpos);
+			if (ret) {
+				mlog_errno(ret);
+				break;
+			}
+		}
+
+		write_len -= num_clusters;
+		cpos += num_clusters;
+	}
+
+	return ret;
+}
+
+static int ocfs2_xattr_value_get_clusters(struct ocfs2_cow_context *context,
+					  u32 v_cluster, u32 *p_cluster,
+					  u32 *num_clusters,
+					  unsigned int *extent_flags)
+{
+	struct inode *inode = context->inode;
+	struct ocfs2_xattr_value_root *xv = context->cow_object;
+
+	return ocfs2_xattr_get_clusters(inode, v_cluster, p_cluster,
+					num_clusters, &xv->xr_list,
+					extent_flags);
+}
+
+/*
+ * Given a xattr value root, calculate the most meta/credits we need for
+ * refcount tree change if we truncate it to 0.
+ */
+int ocfs2_refcounted_xattr_delete_need(struct inode *inode,
+				       struct ocfs2_caching_info *ref_ci,
+				       struct buffer_head *ref_root_bh,
+				       struct ocfs2_xattr_value_root *xv,
+				       int *meta_add, int *credits)
+{
+	int ret = 0, index, ref_blocks = 0;
+	u32 p_cluster, num_clusters;
+	u32 cpos = 0, clusters = le32_to_cpu(xv->xr_clusters);
+	struct ocfs2_refcount_block *rb;
+	struct ocfs2_refcount_rec rec;
+	struct buffer_head *ref_leaf_bh = NULL;
+
+	while (cpos < clusters) {
+		ret = ocfs2_xattr_get_clusters(inode, cpos, &p_cluster,
+					       &num_clusters, &xv->xr_list,
+					       NULL);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+
+		cpos += num_clusters;
+
+		while (num_clusters) {
+			ret = ocfs2_get_refcount_rec(ref_ci, ref_root_bh,
+						     p_cluster, num_clusters,
+						     &rec, &index,
+						     &ref_leaf_bh);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+
+			BUG_ON(!rec.r_refcount);
+
+			rb = (struct ocfs2_refcount_block *)ref_leaf_bh->b_data;
+
+			/*
+			 * We really don't know whether the other clusters is in
+			 * this refcount block or not, so just take the worst
+			 * case that all the clusters are in this block and each
+			 * one will split a refcount rec, so totally we need
+			 * clusters * 2 new refcount rec.
+			 */
+			if (le64_to_cpu(rb->rf_records.rl_used) + clusters * 2 >
+			    le16_to_cpu(rb->rf_records.rl_count))
+				ref_blocks++;
+
+			*credits += 1;
+			brelse(ref_leaf_bh);
+			ref_leaf_bh = NULL;
+
+			if (num_clusters <= le32_to_cpu(rec.r_clusters))
+				break;
+			else
+				num_clusters -= le32_to_cpu(rec.r_clusters);
+			p_cluster += num_clusters;
+		}
+	}
+
+	*meta_add += ref_blocks;
+	if (!ref_blocks)
+		goto out;
+
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+	if (le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL)
+		*credits += OCFS2_EXPAND_REFCOUNT_TREE_CREDITS;
+	else {
+		struct ocfs2_extent_tree et;
+
+		ocfs2_init_refcount_extent_tree(&et, ref_ci, ref_root_bh);
+		*credits += ocfs2_calc_extend_credits(inode->i_sb,
+						      et.et_root_el,
+						      ref_blocks);
+	}
+
+out:
+	brelse(ref_leaf_bh);
+	return ret;
+}
+
+/*
+ * Do CoW for xattr.
+ */
+int ocfs2_refcount_cow_xattr(struct inode *inode,
+			     struct ocfs2_dinode *di,
+			     struct ocfs2_xattr_value_buf *vb,
+			     struct ocfs2_refcount_tree *ref_tree,
+			     struct buffer_head *ref_root_bh,
+			     u32 cpos, u32 write_len,
+			     struct ocfs2_post_refcount *post)
+{
+	int ret;
+	struct ocfs2_xattr_value_root *xv = vb->vb_xv;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_cow_context *context = NULL;
+	u32 cow_start, cow_len;
+
+	BUG_ON(!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL));
+
+	ret = ocfs2_refcount_cal_cow_clusters(inode, &xv->xr_list,
+					      cpos, write_len, UINT_MAX,
+					      &cow_start, &cow_len);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	BUG_ON(cow_len == 0);
+
+	context = kzalloc(sizeof(struct ocfs2_cow_context), GFP_NOFS);
+	if (!context) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	context->inode = inode;
+	context->cow_start = cow_start;
+	context->cow_len = cow_len;
+	context->ref_tree = ref_tree;
+	context->ref_root_bh = ref_root_bh;;
+	context->cow_object = xv;
+
+	context->cow_duplicate_clusters = ocfs2_duplicate_clusters_by_jbd;
+	/* We need the extra credits for duplicate_clusters by jbd. */
+	context->extra_credits =
+		ocfs2_clusters_to_blocks(inode->i_sb, 1) * cow_len;
+	context->get_clusters = ocfs2_xattr_value_get_clusters;
+	context->post_refcount = post;
+
+	ocfs2_init_xattr_value_extent_tree(&context->data_et,
+					   INODE_CACHE(inode), vb);
+
+	ret = ocfs2_replace_cow(context);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	kfree(context);
+	return ret;
+}
+
+/*
+ * Insert a new extent into refcount tree and mark a extent rec
+ * as refcounted in the dinode tree.
+ */
+int ocfs2_add_refcount_flag(struct inode *inode,
+			    struct ocfs2_extent_tree *data_et,
+			    struct ocfs2_caching_info *ref_ci,
+			    struct buffer_head *ref_root_bh,
+			    u32 cpos, u32 p_cluster, u32 num_clusters,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc,
+			    struct ocfs2_post_refcount *post)
+{
+	int ret;
+	handle_t *handle;
+	int credits = 1, ref_blocks = 0;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_alloc_context *meta_ac = NULL;
+
+	ret = ocfs2_calc_refcount_meta_credits(inode->i_sb,
+					       ref_ci, ref_root_bh,
+					       p_cluster, num_clusters,
+					       &ref_blocks, &credits);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "reserve new metadata %d, credits = %d\n",
+	     ref_blocks, credits);
+
+	if (ref_blocks) {
+		ret = ocfs2_reserve_new_metadata_blocks(OCFS2_SB(inode->i_sb),
+							ref_blocks, &meta_ac);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+	}
+
+	if (post)
+		credits += post->credits;
+
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_mark_extent_refcounted(inode, data_et, handle,
+					   cpos, num_clusters, p_cluster,
+					   meta_ac, dealloc);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ret = __ocfs2_increase_refcount(handle, ref_ci, ref_root_bh,
+					p_cluster, num_clusters, 0,
+					meta_ac, dealloc);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	if (post && post->func) {
+		ret = post->func(inode, handle, post->para);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+out:
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+	return ret;
+}
+
+static int ocfs2_change_ctime(struct inode *inode,
+			      struct buffer_head *di_bh)
+{
+	int ret;
+	handle_t *handle;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+
+	handle = ocfs2_start_trans(OCFS2_SB(inode->i_sb),
+				   OCFS2_INODE_UPDATE_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	inode->i_ctime = CURRENT_TIME;
+	di->i_ctime = cpu_to_le64(inode->i_ctime.tv_sec);
+	di->i_ctime_nsec = cpu_to_le32(inode->i_ctime.tv_nsec);
+
+	ocfs2_journal_dirty(handle, di_bh);
+
+out_commit:
+	ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
+out:
+	return ret;
+}
+
+static int ocfs2_attach_refcount_tree(struct inode *inode,
+				      struct buffer_head *di_bh)
+{
+	int ret, data_changed = 0;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_refcount_tree *ref_tree;
+	unsigned int ext_flags;
+	loff_t size;
+	u32 cpos, num_clusters, clusters, p_cluster;
+	struct ocfs2_cached_dealloc_ctxt dealloc;
+	struct ocfs2_extent_tree di_et;
+
+	ocfs2_init_dealloc_ctxt(&dealloc);
+
+	if (!(oi->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL)) {
+		ret = ocfs2_create_refcount_tree(inode, di_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+	}
+
+	BUG_ON(!di->i_refcount_loc);
+	ret = ocfs2_lock_refcount_tree(osb,
+				       le64_to_cpu(di->i_refcount_loc), 1,
+				       &ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (oi->ip_dyn_features & OCFS2_INLINE_DATA_FL)
+		goto attach_xattr;
+
+	ocfs2_init_dinode_extent_tree(&di_et, INODE_CACHE(inode), di_bh);
+
+	size = i_size_read(inode);
+	clusters = ocfs2_clusters_for_bytes(inode->i_sb, size);
+
+	cpos = 0;
+	while (cpos < clusters) {
+		ret = ocfs2_get_clusters(inode, cpos, &p_cluster,
+					 &num_clusters, &ext_flags);
+
+		if (p_cluster && !(ext_flags & OCFS2_EXT_REFCOUNTED)) {
+			ret = ocfs2_add_refcount_flag(inode, &di_et,
+						      &ref_tree->rf_ci,
+						      ref_root_bh, cpos,
+						      p_cluster, num_clusters,
+						      &dealloc, NULL);
+			if (ret) {
+				mlog_errno(ret);
+				goto unlock;
+			}
+
+			data_changed = 1;
+		}
+		cpos += num_clusters;
+	}
+
+attach_xattr:
+	if (oi->ip_dyn_features & OCFS2_HAS_XATTR_FL) {
+		ret = ocfs2_xattr_attach_refcount_tree(inode, di_bh,
+						       &ref_tree->rf_ci,
+						       ref_root_bh,
+						       &dealloc);
+		if (ret) {
+			mlog_errno(ret);
+			goto unlock;
+		}
+	}
+
+	if (data_changed) {
+		ret = ocfs2_change_ctime(inode, di_bh);
+		if (ret)
+			mlog_errno(ret);
+	}
+
+unlock:
+	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+	brelse(ref_root_bh);
+
+	if (!ret && ocfs2_dealloc_has_cluster(&dealloc)) {
+		ocfs2_schedule_truncate_log_flush(osb, 1);
+		ocfs2_run_deallocs(osb, &dealloc);
+	}
+out:
+	/*
+	 * Empty the extent map so that we may get the right extent
+	 * record from the disk.
+	 */
+	ocfs2_extent_map_trunc(inode, 0);
+
+	return ret;
+}
+
+static int ocfs2_add_refcounted_extent(struct inode *inode,
+				   struct ocfs2_extent_tree *et,
+				   struct ocfs2_caching_info *ref_ci,
+				   struct buffer_head *ref_root_bh,
+				   u32 cpos, u32 p_cluster, u32 num_clusters,
+				   unsigned int ext_flags,
+				   struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret;
+	handle_t *handle;
+	int credits = 0;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_alloc_context *meta_ac = NULL;
+
+	ret = ocfs2_lock_refcount_allocators(inode->i_sb,
+					     p_cluster, num_clusters,
+					     et, ref_ci,
+					     ref_root_bh, &meta_ac,
+					     NULL, &credits);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_insert_extent(handle, et, cpos,
+			cpu_to_le64(ocfs2_clusters_to_blocks(inode->i_sb,
+							     p_cluster)),
+			num_clusters, ext_flags, meta_ac);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ret = ocfs2_increase_refcount(handle, ref_ci, ref_root_bh,
+				      p_cluster, num_clusters,
+				      meta_ac, dealloc);
+	if (ret)
+		mlog_errno(ret);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+out:
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+	return ret;
+}
+
+static int ocfs2_duplicate_inline_data(struct inode *s_inode,
+				       struct buffer_head *s_bh,
+				       struct inode *t_inode,
+				       struct buffer_head *t_bh)
+{
+	int ret;
+	handle_t *handle;
+	struct ocfs2_super *osb = OCFS2_SB(s_inode->i_sb);
+	struct ocfs2_dinode *s_di = (struct ocfs2_dinode *)s_bh->b_data;
+	struct ocfs2_dinode *t_di = (struct ocfs2_dinode *)t_bh->b_data;
+
+	BUG_ON(!(OCFS2_I(s_inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL));
+
+	handle = ocfs2_start_trans(osb, OCFS2_INODE_UPDATE_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(t_inode), t_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	t_di->id2.i_data.id_count = s_di->id2.i_data.id_count;
+	memcpy(t_di->id2.i_data.id_data, s_di->id2.i_data.id_data,
+	       le16_to_cpu(s_di->id2.i_data.id_count));
+	spin_lock(&OCFS2_I(t_inode)->ip_lock);
+	OCFS2_I(t_inode)->ip_dyn_features |= OCFS2_INLINE_DATA_FL;
+	t_di->i_dyn_features = cpu_to_le16(OCFS2_I(t_inode)->ip_dyn_features);
+	spin_unlock(&OCFS2_I(t_inode)->ip_lock);
+
+	ocfs2_journal_dirty(handle, t_bh);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+out:
+	return ret;
+}
+
+static int ocfs2_duplicate_extent_list(struct inode *s_inode,
+				struct inode *t_inode,
+				struct buffer_head *t_bh,
+				struct ocfs2_caching_info *ref_ci,
+				struct buffer_head *ref_root_bh,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret = 0;
+	u32 p_cluster, num_clusters, clusters, cpos;
+	loff_t size;
+	unsigned int ext_flags;
+	struct ocfs2_extent_tree et;
+
+	ocfs2_init_dinode_extent_tree(&et, INODE_CACHE(t_inode), t_bh);
+
+	size = i_size_read(s_inode);
+	clusters = ocfs2_clusters_for_bytes(s_inode->i_sb, size);
+
+	cpos = 0;
+	while (cpos < clusters) {
+		ret = ocfs2_get_clusters(s_inode, cpos, &p_cluster,
+					 &num_clusters, &ext_flags);
+
+		if (p_cluster) {
+			ret = ocfs2_add_refcounted_extent(t_inode, &et,
+							  ref_ci, ref_root_bh,
+							  cpos, p_cluster,
+							  num_clusters,
+							  ext_flags,
+							  dealloc);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+		}
+
+		cpos += num_clusters;
+	}
+
+out:
+	return ret;
+}
+
+/*
+ * change the new file's attributes to the src.
+ *
+ * reflink creates a snapshot of a file, that means the attributes
+ * must be identical except for three exceptions - nlink, ino, and ctime.
+ */
+static int ocfs2_complete_reflink(struct inode *s_inode,
+				  struct buffer_head *s_bh,
+				  struct inode *t_inode,
+				  struct buffer_head *t_bh,
+				  bool preserve)
+{
+	int ret;
+	handle_t *handle;
+	struct ocfs2_dinode *s_di = (struct ocfs2_dinode *)s_bh->b_data;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)t_bh->b_data;
+	loff_t size = i_size_read(s_inode);
+
+	handle = ocfs2_start_trans(OCFS2_SB(t_inode->i_sb),
+				   OCFS2_INODE_UPDATE_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		return ret;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(t_inode), t_bh,
+				      OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	spin_lock(&OCFS2_I(t_inode)->ip_lock);
+	OCFS2_I(t_inode)->ip_clusters = OCFS2_I(s_inode)->ip_clusters;
+	OCFS2_I(t_inode)->ip_attr = OCFS2_I(s_inode)->ip_attr;
+	OCFS2_I(t_inode)->ip_dyn_features = OCFS2_I(s_inode)->ip_dyn_features;
+	spin_unlock(&OCFS2_I(t_inode)->ip_lock);
+	i_size_write(t_inode, size);
+
+	di->i_xattr_inline_size = s_di->i_xattr_inline_size;
+	di->i_clusters = s_di->i_clusters;
+	di->i_size = s_di->i_size;
+	di->i_dyn_features = s_di->i_dyn_features;
+	di->i_attr = s_di->i_attr;
+
+	if (preserve) {
+		di->i_uid = s_di->i_uid;
+		di->i_gid = s_di->i_gid;
+		di->i_mode = s_di->i_mode;
+
+		/*
+		 * update time.
+		 * we want mtime to appear identical to the source and
+		 * update ctime.
+		 */
+		t_inode->i_ctime = CURRENT_TIME;
+
+		di->i_ctime = cpu_to_le64(t_inode->i_ctime.tv_sec);
+		di->i_ctime_nsec = cpu_to_le32(t_inode->i_ctime.tv_nsec);
+
+		t_inode->i_mtime = s_inode->i_mtime;
+		di->i_mtime = s_di->i_mtime;
+		di->i_mtime_nsec = s_di->i_mtime_nsec;
+	}
+
+	ocfs2_journal_dirty(handle, t_bh);
+
+out_commit:
+	ocfs2_commit_trans(OCFS2_SB(t_inode->i_sb), handle);
+	return ret;
+}
+
+static int ocfs2_create_reflink_node(struct inode *s_inode,
+				     struct buffer_head *s_bh,
+				     struct inode *t_inode,
+				     struct buffer_head *t_bh,
+				     bool preserve)
+{
+	int ret;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_cached_dealloc_ctxt dealloc;
+	struct ocfs2_super *osb = OCFS2_SB(s_inode->i_sb);
+	struct ocfs2_refcount_block *rb;
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)s_bh->b_data;
+	struct ocfs2_refcount_tree *ref_tree;
+
+	ocfs2_init_dealloc_ctxt(&dealloc);
+
+	ret = ocfs2_set_refcount_tree(t_inode, t_bh,
+				      le64_to_cpu(di->i_refcount_loc));
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (OCFS2_I(s_inode)->ip_dyn_features & OCFS2_INLINE_DATA_FL) {
+		ret = ocfs2_duplicate_inline_data(s_inode, s_bh,
+						  t_inode, t_bh);
+		if (ret)
+			mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_lock_refcount_tree(osb, le64_to_cpu(di->i_refcount_loc),
+				       1, &ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+	rb = (struct ocfs2_refcount_block *)ref_root_bh->b_data;
+
+	ret = ocfs2_duplicate_extent_list(s_inode, t_inode, t_bh,
+					  &ref_tree->rf_ci, ref_root_bh,
+					  &dealloc);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_unlock_refcount;
+	}
+
+out_unlock_refcount:
+	ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
+	brelse(ref_root_bh);
+out:
+	if (ocfs2_dealloc_has_cluster(&dealloc)) {
+		ocfs2_schedule_truncate_log_flush(osb, 1);
+		ocfs2_run_deallocs(osb, &dealloc);
+	}
+
+	return ret;
+}
+
+static int __ocfs2_reflink(struct dentry *old_dentry,
+			   struct buffer_head *old_bh,
+			   struct inode *new_inode,
+			   bool preserve)
+{
+	int ret;
+	struct inode *inode = old_dentry->d_inode;
+	struct buffer_head *new_bh = NULL;
+
+	ret = filemap_fdatawrite(inode->i_mapping);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_attach_refcount_tree(inode, old_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mutex_lock(&new_inode->i_mutex);
+	ret = ocfs2_inode_lock(new_inode, &new_bh, 1);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_unlock;
+	}
+
+	ret = ocfs2_create_reflink_node(inode, old_bh,
+					new_inode, new_bh, preserve);
+	if (ret) {
+		mlog_errno(ret);
+		goto inode_unlock;
+	}
+
+	if (OCFS2_I(inode)->ip_dyn_features & OCFS2_HAS_XATTR_FL) {
+		ret = ocfs2_reflink_xattrs(inode, old_bh,
+					   new_inode, new_bh,
+					   preserve);
+		if (ret) {
+			mlog_errno(ret);
+			goto inode_unlock;
+		}
+	}
+
+	ret = ocfs2_complete_reflink(inode, old_bh,
+				     new_inode, new_bh, preserve);
+	if (ret)
+		mlog_errno(ret);
+
+inode_unlock:
+	ocfs2_inode_unlock(new_inode, 1);
+	brelse(new_bh);
+out_unlock:
+	mutex_unlock(&new_inode->i_mutex);
+out:
+	if (!ret) {
+		ret = filemap_fdatawait(inode->i_mapping);
+		if (ret)
+			mlog_errno(ret);
+	}
+	return ret;
+}
+
+static int ocfs2_reflink(struct dentry *old_dentry, struct inode *dir,
+			 struct dentry *new_dentry, bool preserve)
+{
+	int error;
+	struct inode *inode = old_dentry->d_inode;
+	struct buffer_head *old_bh = NULL;
+	struct inode *new_orphan_inode = NULL;
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb)))
+		return -EOPNOTSUPP;
+
+	error = ocfs2_create_inode_in_orphan(dir, inode->i_mode,
+					     &new_orphan_inode);
+	if (error) {
+		mlog_errno(error);
+		goto out;
+	}
+
+	error = ocfs2_inode_lock(inode, &old_bh, 1);
+	if (error) {
+		mlog_errno(error);
+		goto out;
+	}
+
+	down_write(&OCFS2_I(inode)->ip_xattr_sem);
+	down_write(&OCFS2_I(inode)->ip_alloc_sem);
+	error = __ocfs2_reflink(old_dentry, old_bh,
+				new_orphan_inode, preserve);
+	up_write(&OCFS2_I(inode)->ip_alloc_sem);
+	up_write(&OCFS2_I(inode)->ip_xattr_sem);
+
+	ocfs2_inode_unlock(inode, 1);
+	brelse(old_bh);
+
+	if (error) {
+		mlog_errno(error);
+		goto out;
+	}
+
+	/* If the security isn't preserved, we need to re-initialize them. */
+	if (!preserve) {
+		error = ocfs2_init_security_and_acl(dir, new_orphan_inode);
+		if (error)
+			mlog_errno(error);
+	}
+out:
+	if (!error) {
+		error = ocfs2_mv_orphaned_inode_to_new(dir, new_orphan_inode,
+						       new_dentry);
+		if (error)
+			mlog_errno(error);
+	}
+
+	if (new_orphan_inode) {
+		/*
+		 * We need to open_unlock the inode no matter whether we
+		 * succeed or not, so that other nodes can delete it later.
+		 */
+		ocfs2_open_unlock(new_orphan_inode);
+		if (error)
+			iput(new_orphan_inode);
+	}
+
+	return error;
+}
+
+/*
+ * Below here are the bits used by OCFS2_IOC_REFLINK() to fake
+ * sys_reflink().  This will go away when vfs_reflink() exists in
+ * fs/namei.c.
+ */
+
+/* copied from may_create in VFS. */
+static inline int ocfs2_may_create(struct inode *dir, struct dentry *child)
+{
+	if (child->d_inode)
+		return -EEXIST;
+	if (IS_DEADDIR(dir))
+		return -ENOENT;
+	return inode_permission(dir, MAY_WRITE | MAY_EXEC);
+}
+
+/* copied from user_path_parent. */
+static int ocfs2_user_path_parent(const char __user *path,
+				  struct nameidata *nd, char **name)
+{
+	char *s = getname(path);
+	int error;
+
+	if (IS_ERR(s))
+		return PTR_ERR(s);
+
+	error = path_lookup(s, LOOKUP_PARENT, nd);
+	if (error)
+		putname(s);
+	else
+		*name = s;
+
+	return error;
+}
+
+/**
+ * ocfs2_vfs_reflink - Create a reference-counted link
+ *
+ * @old_dentry:        source dentry + inode
+ * @dir:       directory to create the target
+ * @new_dentry:        target dentry
+ * @preserve:  if true, preserve all file attributes
+ */
+int ocfs2_vfs_reflink(struct dentry *old_dentry, struct inode *dir,
+		      struct dentry *new_dentry, bool preserve)
+{
+	struct inode *inode = old_dentry->d_inode;
+	int error;
+
+	if (!inode)
+		return -ENOENT;
+
+	error = ocfs2_may_create(dir, new_dentry);
+	if (error)
+		return error;
+
+	if (dir->i_sb != inode->i_sb)
+		return -EXDEV;
+
+	/*
+	 * A reflink to an append-only or immutable file cannot be created.
+	 */
+	if (IS_APPEND(inode) || IS_IMMUTABLE(inode))
+		return -EPERM;
+
+	/* Only regular files can be reflinked. */
+	if (!S_ISREG(inode->i_mode))
+		return -EPERM;
+
+	/*
+	 * If the caller wants to preserve ownership, they require the
+	 * rights to do so.
+	 */
+	if (preserve) {
+		if ((current_fsuid() != inode->i_uid) && !capable(CAP_CHOWN))
+			return -EPERM;
+		if (!in_group_p(inode->i_gid) && !capable(CAP_CHOWN))
+			return -EPERM;
+	}
+
+	/*
+	 * If the caller is modifying any aspect of the attributes, they
+	 * are not creating a snapshot.  They need read permission on the
+	 * file.
+	 */
+	if (!preserve) {
+		error = inode_permission(inode, MAY_READ);
+		if (error)
+			return error;
+	}
+
+	mutex_lock(&inode->i_mutex);
+	vfs_dq_init(dir);
+	error = ocfs2_reflink(old_dentry, dir, new_dentry, preserve);
+	mutex_unlock(&inode->i_mutex);
+	if (!error)
+		fsnotify_create(dir, new_dentry);
+	return error;
+}
+/*
+ * Most codes are copied from sys_linkat.
+ */
+int ocfs2_reflink_ioctl(struct inode *inode,
+			const char __user *oldname,
+			const char __user *newname,
+			bool preserve)
+{
+	struct dentry *new_dentry;
+	struct nameidata nd;
+	struct path old_path;
+	int error;
+	char *to = NULL;
+
+	if (!ocfs2_refcount_tree(OCFS2_SB(inode->i_sb)))
+		return -EOPNOTSUPP;
+
+	error = user_path_at(AT_FDCWD, oldname, 0, &old_path);
+	if (error) {
+		mlog_errno(error);
+		return error;
+	}
+
+	error = ocfs2_user_path_parent(newname, &nd, &to);
+	if (error) {
+		mlog_errno(error);
+		goto out;
+	}
+
+	error = -EXDEV;
+	if (old_path.mnt != nd.path.mnt)
+		goto out_release;
+	new_dentry = lookup_create(&nd, 0);
+	error = PTR_ERR(new_dentry);
+	if (IS_ERR(new_dentry)) {
+		mlog_errno(error);
+		goto out_unlock;
+	}
+
+	error = mnt_want_write(nd.path.mnt);
+	if (error) {
+		mlog_errno(error);
+		goto out_dput;
+	}
+
+	error = ocfs2_vfs_reflink(old_path.dentry,
+				  nd.path.dentry->d_inode,
+				  new_dentry, preserve);
+	mnt_drop_write(nd.path.mnt);
+out_dput:
+	dput(new_dentry);
+out_unlock:
+	mutex_unlock(&nd.path.dentry->d_inode->i_mutex);
+out_release:
+	path_put(&nd.path);
+	putname(to);
+out:
+	path_put(&old_path);
+
+	return error;
+}
diff --git a/fs/ocfs2/refcounttree.h b/fs/ocfs2/refcounttree.h
new file mode 100644
index 000000000000..c1d19b1d3ecc
--- /dev/null
+++ b/fs/ocfs2/refcounttree.h
@@ -0,0 +1,106 @@
+/* -*- mode: c; c-basic-offset: 8; -*-
+ * vim: noexpandtab sw=8 ts=8 sts=0:
+ *
+ * refcounttree.h
+ *
+ * Copyright (C) 2009 Oracle.  All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public
+ * License version 2 as published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * General Public License for more details.
+ */
+#ifndef OCFS2_REFCOUNTTREE_H
+#define OCFS2_REFCOUNTTREE_H
+
+struct ocfs2_refcount_tree {
+	struct rb_node rf_node;
+	u64 rf_blkno;
+	u32 rf_generation;
+	struct rw_semaphore rf_sem;
+	struct ocfs2_lock_res rf_lockres;
+	struct kref rf_getcnt;
+	int rf_removed;
+
+	/* the following 4 fields are used by caching_info. */
+	struct ocfs2_caching_info rf_ci;
+	spinlock_t rf_lock;
+	struct mutex rf_io_mutex;
+	struct super_block *rf_sb;
+};
+
+void ocfs2_purge_refcount_trees(struct ocfs2_super *osb);
+int ocfs2_lock_refcount_tree(struct ocfs2_super *osb, u64 ref_blkno, int rw,
+			     struct ocfs2_refcount_tree **tree,
+			     struct buffer_head **ref_bh);
+void ocfs2_unlock_refcount_tree(struct ocfs2_super *osb,
+				struct ocfs2_refcount_tree *tree,
+				int rw);
+
+int ocfs2_decrease_refcount(struct inode *inode,
+			    handle_t *handle, u32 cpos, u32 len,
+			    struct ocfs2_alloc_context *meta_ac,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc,
+			    int delete);
+int ocfs2_prepare_refcount_change_for_del(struct inode *inode,
+					  struct buffer_head *di_bh,
+					  u64 phys_blkno,
+					  u32 clusters,
+					  int *credits,
+					  struct ocfs2_alloc_context **meta_ac);
+int ocfs2_refcount_cow(struct inode *inode, struct buffer_head *di_bh,
+		       u32 cpos, u32 write_len, u32 max_cpos);
+
+typedef int (ocfs2_post_refcount_func)(struct inode *inode,
+				       handle_t *handle,
+				       void *para);
+/*
+ * Some refcount caller need to do more work after we modify the data b-tree
+ * during refcount operation(including CoW and add refcount flag), and make the
+ * transaction complete. So it must give us this structure so that we can do it
+ * within our transaction.
+ *
+ */
+struct ocfs2_post_refcount {
+	int credits;			/* credits it need for journal. */
+	ocfs2_post_refcount_func *func;	/* real function. */
+	void *para;
+};
+
+int ocfs2_refcounted_xattr_delete_need(struct inode *inode,
+				       struct ocfs2_caching_info *ref_ci,
+				       struct buffer_head *ref_root_bh,
+				       struct ocfs2_xattr_value_root *xv,
+				       int *meta_add, int *credits);
+int ocfs2_refcount_cow_xattr(struct inode *inode,
+			     struct ocfs2_dinode *di,
+			     struct ocfs2_xattr_value_buf *vb,
+			     struct ocfs2_refcount_tree *ref_tree,
+			     struct buffer_head *ref_root_bh,
+			     u32 cpos, u32 write_len,
+			     struct ocfs2_post_refcount *post);
+int ocfs2_add_refcount_flag(struct inode *inode,
+			    struct ocfs2_extent_tree *data_et,
+			    struct ocfs2_caching_info *ref_ci,
+			    struct buffer_head *ref_root_bh,
+			    u32 cpos, u32 p_cluster, u32 num_clusters,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc,
+			    struct ocfs2_post_refcount *post);
+int ocfs2_remove_refcount_tree(struct inode *inode, struct buffer_head *di_bh);
+int ocfs2_try_remove_refcount_tree(struct inode *inode,
+				   struct buffer_head *di_bh);
+int ocfs2_increase_refcount(handle_t *handle,
+			    struct ocfs2_caching_info *ci,
+			    struct buffer_head *ref_root_bh,
+			    u64 cpos, u32 len,
+			    struct ocfs2_alloc_context *meta_ac,
+			    struct ocfs2_cached_dealloc_ctxt *dealloc);
+int ocfs2_reflink_ioctl(struct inode *inode,
+			const char __user *oldname,
+			const char __user *newname,
+			bool preserve);
+#endif /* OCFS2_REFCOUNTTREE_H */
diff --git a/fs/ocfs2/resize.c b/fs/ocfs2/resize.c
index 424adaa5f900..3c3d673a4d20 100644
--- a/fs/ocfs2/resize.c
+++ b/fs/ocfs2/resize.c
@@ -106,8 +106,8 @@ static int ocfs2_update_last_group_and_inode(handle_t *handle,
 	mlog_entry("(new_clusters=%d, first_new_cluster = %u)\n",
 		   new_clusters, first_new_cluster);
 
-	ret = ocfs2_journal_access_gd(handle, bm_inode, group_bh,
-				      OCFS2_JOURNAL_ACCESS_WRITE);
+	ret = ocfs2_journal_access_gd(handle, INODE_CACHE(bm_inode),
+				      group_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
 		goto out;
@@ -141,7 +141,7 @@ static int ocfs2_update_last_group_and_inode(handle_t *handle,
 	}
 
 	/* update the inode accordingly. */
-	ret = ocfs2_journal_access_di(handle, bm_inode, bm_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(bm_inode), bm_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -514,7 +514,7 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
 		goto out_unlock;
 	}
 
-	ocfs2_set_new_buffer_uptodate(inode, group_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode), group_bh);
 
 	ret = ocfs2_verify_group_and_input(main_bm_inode, fe, input, group_bh);
 	if (ret) {
@@ -536,8 +536,8 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
 	cl = &fe->id2.i_chain;
 	cr = &cl->cl_recs[input->chain];
 
-	ret = ocfs2_journal_access_gd(handle, main_bm_inode, group_bh,
-				      OCFS2_JOURNAL_ACCESS_WRITE);
+	ret = ocfs2_journal_access_gd(handle, INODE_CACHE(main_bm_inode),
+				      group_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
 		goto out_commit;
@@ -552,8 +552,8 @@ int ocfs2_group_add(struct inode *inode, struct ocfs2_new_group_input *input)
 		goto out_commit;
 	}
 
-	ret = ocfs2_journal_access_di(handle, main_bm_inode, main_bm_bh,
-				      OCFS2_JOURNAL_ACCESS_WRITE);
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(main_bm_inode),
+				      main_bm_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
 		goto out_commit;
diff --git a/fs/ocfs2/slot_map.c b/fs/ocfs2/slot_map.c
index 40661e7824e9..bfbd7e9e949f 100644
--- a/fs/ocfs2/slot_map.c
+++ b/fs/ocfs2/slot_map.c
@@ -150,8 +150,8 @@ int ocfs2_refresh_slot_info(struct ocfs2_super *osb)
 	 * be !NULL.  Thus, ocfs2_read_blocks() will ignore blocknr.  If
 	 * this is not true, the read of -1 (UINT64_MAX) will fail.
 	 */
-	ret = ocfs2_read_blocks(si->si_inode, -1, si->si_blocks, si->si_bh,
-				OCFS2_BH_IGNORE_CACHE, NULL);
+	ret = ocfs2_read_blocks(INODE_CACHE(si->si_inode), -1, si->si_blocks,
+				si->si_bh, OCFS2_BH_IGNORE_CACHE, NULL);
 	if (ret == 0) {
 		spin_lock(&osb->osb_lock);
 		ocfs2_update_slot_info(si);
@@ -213,7 +213,7 @@ static int ocfs2_update_disk_slot(struct ocfs2_super *osb,
 		ocfs2_update_disk_slot_old(si, slot_num, &bh);
 	spin_unlock(&osb->osb_lock);
 
-	status = ocfs2_write_block(osb, bh, si->si_inode);
+	status = ocfs2_write_block(osb, bh, INODE_CACHE(si->si_inode));
 	if (status < 0)
 		mlog_errno(status);
 
@@ -404,8 +404,8 @@ static int ocfs2_map_slot_buffers(struct ocfs2_super *osb,
 		     (unsigned long long)blkno);
 
 		bh = NULL;  /* Acquire a fresh bh */
-		status = ocfs2_read_blocks(si->si_inode, blkno, 1, &bh,
-					   OCFS2_BH_IGNORE_CACHE, NULL);
+		status = ocfs2_read_blocks(INODE_CACHE(si->si_inode), blkno,
+					   1, &bh, OCFS2_BH_IGNORE_CACHE, NULL);
 		if (status < 0) {
 			mlog_errno(status);
 			goto bail;
diff --git a/fs/ocfs2/suballoc.c b/fs/ocfs2/suballoc.c
index 73a16d4666dc..c30b644d9572 100644
--- a/fs/ocfs2/suballoc.c
+++ b/fs/ocfs2/suballoc.c
@@ -310,7 +310,7 @@ int ocfs2_read_group_descriptor(struct inode *inode, struct ocfs2_dinode *di,
 	int rc;
 	struct buffer_head *tmp = *bh;
 
-	rc = ocfs2_read_block(inode, gd_blkno, &tmp,
+	rc = ocfs2_read_block(INODE_CACHE(inode), gd_blkno, &tmp,
 			      ocfs2_validate_group_descriptor);
 	if (rc)
 		goto out;
@@ -352,7 +352,7 @@ static int ocfs2_block_group_fill(handle_t *handle,
 	}
 
 	status = ocfs2_journal_access_gd(handle,
-					 alloc_inode,
+					 INODE_CACHE(alloc_inode),
 					 bg_bh,
 					 OCFS2_JOURNAL_ACCESS_CREATE);
 	if (status < 0) {
@@ -476,7 +476,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
 		mlog_errno(status);
 		goto bail;
 	}
-	ocfs2_set_new_buffer_uptodate(alloc_inode, bg_bh);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(alloc_inode), bg_bh);
 
 	status = ocfs2_block_group_fill(handle,
 					alloc_inode,
@@ -491,7 +491,7 @@ static int ocfs2_block_group_alloc(struct ocfs2_super *osb,
 
 	bg = (struct ocfs2_group_desc *) bg_bh->b_data;
 
-	status = ocfs2_journal_access_di(handle, alloc_inode,
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(alloc_inode),
 					 bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1033,7 +1033,7 @@ static inline int ocfs2_block_group_set_bits(handle_t *handle,
 		journal_type = OCFS2_JOURNAL_ACCESS_UNDO;
 
 	status = ocfs2_journal_access_gd(handle,
-					 alloc_inode,
+					 INODE_CACHE(alloc_inode),
 					 group_bh,
 					 journal_type);
 	if (status < 0) {
@@ -1106,7 +1106,8 @@ static int ocfs2_relink_block_group(handle_t *handle,
 	bg_ptr = le64_to_cpu(bg->bg_next_group);
 	prev_bg_ptr = le64_to_cpu(prev_bg->bg_next_group);
 
-	status = ocfs2_journal_access_gd(handle, alloc_inode, prev_bg_bh,
+	status = ocfs2_journal_access_gd(handle, INODE_CACHE(alloc_inode),
+					 prev_bg_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -1121,8 +1122,8 @@ static int ocfs2_relink_block_group(handle_t *handle,
 		goto out_rollback;
 	}
 
-	status = ocfs2_journal_access_gd(handle, alloc_inode, bg_bh,
-					 OCFS2_JOURNAL_ACCESS_WRITE);
+	status = ocfs2_journal_access_gd(handle, INODE_CACHE(alloc_inode),
+					 bg_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto out_rollback;
@@ -1136,8 +1137,8 @@ static int ocfs2_relink_block_group(handle_t *handle,
 		goto out_rollback;
 	}
 
-	status = ocfs2_journal_access_di(handle, alloc_inode, fe_bh,
-					 OCFS2_JOURNAL_ACCESS_WRITE);
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(alloc_inode),
+					 fe_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto out_rollback;
@@ -1288,7 +1289,7 @@ static int ocfs2_alloc_dinode_update_counts(struct inode *inode,
 	struct ocfs2_dinode *di = (struct ocfs2_dinode *) di_bh->b_data;
 	struct ocfs2_chain_list *cl = (struct ocfs2_chain_list *) &di->id2.i_chain;
 
-	ret = ocfs2_journal_access_di(handle, inode, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -1461,7 +1462,7 @@ static int ocfs2_search_chain(struct ocfs2_alloc_context *ac,
 	/* Ok, claim our bits now: set the info on dinode, chainlist
 	 * and then the group */
 	status = ocfs2_journal_access_di(handle,
-					 alloc_inode,
+					 INODE_CACHE(alloc_inode),
 					 ac->ac_bh,
 					 OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
@@ -1907,8 +1908,8 @@ static inline int ocfs2_block_group_clear_bits(handle_t *handle,
 	if (ocfs2_is_cluster_bitmap(alloc_inode))
 		journal_type = OCFS2_JOURNAL_ACCESS_UNDO;
 
-	status = ocfs2_journal_access_gd(handle, alloc_inode, group_bh,
-					 journal_type);
+	status = ocfs2_journal_access_gd(handle, INODE_CACHE(alloc_inode),
+					 group_bh, journal_type);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
@@ -1993,8 +1994,8 @@ int ocfs2_free_suballoc_bits(handle_t *handle,
 		goto bail;
 	}
 
-	status = ocfs2_journal_access_di(handle, alloc_inode, alloc_bh,
-					 OCFS2_JOURNAL_ACCESS_WRITE);
+	status = ocfs2_journal_access_di(handle, INODE_CACHE(alloc_inode),
+					 alloc_bh, OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
 		goto bail;
@@ -2151,7 +2152,7 @@ int ocfs2_lock_allocators(struct inode *inode,
 
 	BUG_ON(clusters_to_add != 0 && data_ac == NULL);
 
-	num_free_extents = ocfs2_num_free_extents(osb, inode, et);
+	num_free_extents = ocfs2_num_free_extents(osb, et);
 	if (num_free_extents < 0) {
 		ret = num_free_extents;
 		mlog_errno(ret);
diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c
index a3f8871d21fd..14f47d2bfe02 100644
--- a/fs/ocfs2/super.c
+++ b/fs/ocfs2/super.c
@@ -28,7 +28,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/highmem.h>
-#include <linux/utsname.h>
 #include <linux/init.h>
 #include <linux/random.h>
 #include <linux/statfs.h>
@@ -69,6 +68,7 @@
 #include "ver.h"
 #include "xattr.h"
 #include "quota.h"
+#include "refcounttree.h"
 
 #include "buffer_head_io.h"
 
@@ -373,7 +373,7 @@ static ssize_t ocfs2_debug_read(struct file *file, char __user *buf,
 }
 #endif	/* CONFIG_DEBUG_FS */
 
-static struct file_operations ocfs2_osb_debug_fops = {
+static const struct file_operations ocfs2_osb_debug_fops = {
 	.open =		ocfs2_osb_debug_open,
 	.release =	ocfs2_debug_release,
 	.read =		ocfs2_debug_read,
@@ -773,18 +773,20 @@ static int ocfs2_sb_probe(struct super_block *sb,
 		if (tmpstat < 0) {
 			status = tmpstat;
 			mlog_errno(status);
-			goto bail;
+			break;
 		}
 		di = (struct ocfs2_dinode *) (*bh)->b_data;
 		memset(stats, 0, sizeof(struct ocfs2_blockcheck_stats));
 		spin_lock_init(&stats->b_lock);
-		status = ocfs2_verify_volume(di, *bh, blksize, stats);
-		if (status >= 0)
-			goto bail;
-		brelse(*bh);
-		*bh = NULL;
-		if (status != -EAGAIN)
+		tmpstat = ocfs2_verify_volume(di, *bh, blksize, stats);
+		if (tmpstat < 0) {
+			brelse(*bh);
+			*bh = NULL;
+		}
+		if (tmpstat != -EAGAIN) {
+			status = tmpstat;
 			break;
+		}
 	}
 
 bail:
@@ -965,7 +967,7 @@ static int ocfs2_quota_off(struct super_block *sb, int type, int remount)
 	return vfs_quota_disable(sb, type, DQUOT_LIMITS_ENABLED);
 }
 
-static struct quotactl_ops ocfs2_quotactl_ops = {
+static const struct quotactl_ops ocfs2_quotactl_ops = {
 	.quota_on	= ocfs2_quota_on,
 	.quota_off	= ocfs2_quota_off,
 	.quota_sync	= vfs_quota_sync,
@@ -1645,6 +1647,10 @@ static int ocfs2_statfs(struct dentry *dentry, struct kstatfs *buf)
 	buf->f_bavail = buf->f_bfree;
 	buf->f_files = numbits;
 	buf->f_ffree = freebits;
+	buf->f_fsid.val[0] = crc32_le(0, osb->uuid_str, OCFS2_VOL_UUID_LEN)
+				& 0xFFFFFFFFUL;
+	buf->f_fsid.val[1] = crc32_le(0, osb->uuid_str + OCFS2_VOL_UUID_LEN,
+				OCFS2_VOL_UUID_LEN) & 0xFFFFFFFFUL;
 
 	brelse(bh);
 
@@ -1668,8 +1674,6 @@ static void ocfs2_inode_init_once(void *data)
 	spin_lock_init(&oi->ip_lock);
 	ocfs2_extent_map_init(&oi->vfs_inode);
 	INIT_LIST_HEAD(&oi->ip_io_markers);
-	oi->ip_created_trans = 0;
-	oi->ip_last_trans = 0;
 	oi->ip_dir_start_lookup = 0;
 
 	init_rwsem(&oi->ip_alloc_sem);
@@ -1683,7 +1687,8 @@ static void ocfs2_inode_init_once(void *data)
 	ocfs2_lock_res_init_once(&oi->ip_inode_lockres);
 	ocfs2_lock_res_init_once(&oi->ip_open_lockres);
 
-	ocfs2_metadata_cache_init(&oi->vfs_inode);
+	ocfs2_metadata_cache_init(INODE_CACHE(&oi->vfs_inode),
+				  &ocfs2_inode_caching_ops);
 
 	inode_init_once(&oi->vfs_inode);
 }
@@ -1859,6 +1864,8 @@ static void ocfs2_dismount_volume(struct super_block *sb, int mnt_err)
 
 	ocfs2_sync_blockdev(sb);
 
+	ocfs2_purge_refcount_trees(osb);
+
 	/* No cluster connection means we've failed during mount, so skip
 	 * all the steps which depended on that to complete. */
 	if (osb->cconn) {
@@ -2065,6 +2072,8 @@ static int ocfs2_initialize_super(struct super_block *sb,
 		goto bail;
 	}
 
+	osb->osb_rf_lock_tree = RB_ROOT;
+
 	osb->s_feature_compat =
 		le32_to_cpu(OCFS2_RAW_SB(di)->s_feature_compat);
 	osb->s_feature_ro_compat =
@@ -2490,7 +2499,8 @@ void __ocfs2_abort(struct super_block* sb,
 	/* Force a panic(). This stinks, but it's better than letting
 	 * things continue without having a proper hard readonly
 	 * here. */
-	OCFS2_SB(sb)->s_mount_opt |= OCFS2_MOUNT_ERRORS_PANIC;
+	if (!ocfs2_mount_local(OCFS2_SB(sb)))
+		OCFS2_SB(sb)->s_mount_opt |= OCFS2_MOUNT_ERRORS_PANIC;
 	ocfs2_handle_error(sb);
 }
 
diff --git a/fs/ocfs2/symlink.c b/fs/ocfs2/symlink.c
index 579dd1b1110f..e3421030a69f 100644
--- a/fs/ocfs2/symlink.c
+++ b/fs/ocfs2/symlink.c
@@ -38,7 +38,6 @@
 #include <linux/types.h>
 #include <linux/slab.h>
 #include <linux/pagemap.h>
-#include <linux/utsname.h>
 #include <linux/namei.h>
 
 #define MLOG_MASK_PREFIX ML_NAMEI
diff --git a/fs/ocfs2/uptodate.c b/fs/ocfs2/uptodate.c
index 187b99ff0368..c61369342a27 100644
--- a/fs/ocfs2/uptodate.c
+++ b/fs/ocfs2/uptodate.c
@@ -53,11 +53,6 @@
 #include <linux/highmem.h>
 #include <linux/buffer_head.h>
 #include <linux/rbtree.h>
-#ifndef CONFIG_OCFS2_COMPAT_JBD
-# include <linux/jbd2.h>
-#else
-# include <linux/jbd.h>
-#endif
 
 #define MLOG_MASK_PREFIX ML_UPTODATE
 
@@ -75,15 +70,77 @@ struct ocfs2_meta_cache_item {
 
 static struct kmem_cache *ocfs2_uptodate_cachep = NULL;
 
-void ocfs2_metadata_cache_init(struct inode *inode)
+u64 ocfs2_metadata_cache_owner(struct ocfs2_caching_info *ci)
 {
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
+	BUG_ON(!ci || !ci->ci_ops);
 
-	oi->ip_flags |= OCFS2_INODE_CACHE_INLINE;
+	return ci->ci_ops->co_owner(ci);
+}
+
+struct super_block *ocfs2_metadata_cache_get_super(struct ocfs2_caching_info *ci)
+{
+	BUG_ON(!ci || !ci->ci_ops);
+
+	return ci->ci_ops->co_get_super(ci);
+}
+
+static void ocfs2_metadata_cache_lock(struct ocfs2_caching_info *ci)
+{
+	BUG_ON(!ci || !ci->ci_ops);
+
+	ci->ci_ops->co_cache_lock(ci);
+}
+
+static void ocfs2_metadata_cache_unlock(struct ocfs2_caching_info *ci)
+{
+	BUG_ON(!ci || !ci->ci_ops);
+
+	ci->ci_ops->co_cache_unlock(ci);
+}
+
+void ocfs2_metadata_cache_io_lock(struct ocfs2_caching_info *ci)
+{
+	BUG_ON(!ci || !ci->ci_ops);
+
+	ci->ci_ops->co_io_lock(ci);
+}
+
+void ocfs2_metadata_cache_io_unlock(struct ocfs2_caching_info *ci)
+{
+	BUG_ON(!ci || !ci->ci_ops);
+
+	ci->ci_ops->co_io_unlock(ci);
+}
+
+
+static void ocfs2_metadata_cache_reset(struct ocfs2_caching_info *ci,
+				       int clear)
+{
+	ci->ci_flags |= OCFS2_CACHE_FL_INLINE;
 	ci->ci_num_cached = 0;
+
+	if (clear) {
+		ci->ci_created_trans = 0;
+		ci->ci_last_trans = 0;
+	}
+}
+
+void ocfs2_metadata_cache_init(struct ocfs2_caching_info *ci,
+			       const struct ocfs2_caching_operations *ops)
+{
+	BUG_ON(!ops);
+
+	ci->ci_ops = ops;
+	ocfs2_metadata_cache_reset(ci, 1);
 }
 
+void ocfs2_metadata_cache_exit(struct ocfs2_caching_info *ci)
+{
+	ocfs2_metadata_cache_purge(ci);
+	ocfs2_metadata_cache_reset(ci, 1);
+}
+
+
 /* No lock taken here as 'root' is not expected to be visible to other
  * processes. */
 static unsigned int ocfs2_purge_copied_metadata_tree(struct rb_root *root)
@@ -112,19 +169,20 @@ static unsigned int ocfs2_purge_copied_metadata_tree(struct rb_root *root)
  * This function is a few more lines longer than necessary due to some
  * accounting done here, but I think it's worth tracking down those
  * bugs sooner -- Mark */
-void ocfs2_metadata_cache_purge(struct inode *inode)
+void ocfs2_metadata_cache_purge(struct ocfs2_caching_info *ci)
 {
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 	unsigned int tree, to_purge, purged;
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
 	struct rb_root root = RB_ROOT;
 
-	spin_lock(&oi->ip_lock);
-	tree = !(oi->ip_flags & OCFS2_INODE_CACHE_INLINE);
+	BUG_ON(!ci || !ci->ci_ops);
+
+	ocfs2_metadata_cache_lock(ci);
+	tree = !(ci->ci_flags & OCFS2_CACHE_FL_INLINE);
 	to_purge = ci->ci_num_cached;
 
-	mlog(0, "Purge %u %s items from Inode %llu\n", to_purge,
-	     tree ? "array" : "tree", (unsigned long long)oi->ip_blkno);
+	mlog(0, "Purge %u %s items from Owner %llu\n", to_purge,
+	     tree ? "array" : "tree",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci));
 
 	/* If we're a tree, save off the root so that we can safely
 	 * initialize the cache. We do the work to free tree members
@@ -132,16 +190,17 @@ void ocfs2_metadata_cache_purge(struct inode *inode)
 	if (tree)
 		root = ci->ci_cache.ci_tree;
 
-	ocfs2_metadata_cache_init(inode);
-	spin_unlock(&oi->ip_lock);
+	ocfs2_metadata_cache_reset(ci, 0);
+	ocfs2_metadata_cache_unlock(ci);
 
 	purged = ocfs2_purge_copied_metadata_tree(&root);
 	/* If possible, track the number wiped so that we can more
 	 * easily detect counting errors. Unfortunately, this is only
 	 * meaningful for trees. */
 	if (tree && purged != to_purge)
-		mlog(ML_ERROR, "Inode %llu, count = %u, purged = %u\n",
-		     (unsigned long long)oi->ip_blkno, to_purge, purged);
+		mlog(ML_ERROR, "Owner %llu, count = %u, purged = %u\n",
+		     (unsigned long long)ocfs2_metadata_cache_owner(ci),
+		     to_purge, purged);
 }
 
 /* Returns the index in the cache array, -1 if not found.
@@ -182,27 +241,25 @@ ocfs2_search_cache_tree(struct ocfs2_caching_info *ci,
 	return NULL;
 }
 
-static int ocfs2_buffer_cached(struct ocfs2_inode_info *oi,
+static int ocfs2_buffer_cached(struct ocfs2_caching_info *ci,
 			       struct buffer_head *bh)
 {
 	int index = -1;
 	struct ocfs2_meta_cache_item *item = NULL;
 
-	spin_lock(&oi->ip_lock);
+	ocfs2_metadata_cache_lock(ci);
 
-	mlog(0, "Inode %llu, query block %llu (inline = %u)\n",
-	     (unsigned long long)oi->ip_blkno,
+	mlog(0, "Owner %llu, query block %llu (inline = %u)\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
 	     (unsigned long long) bh->b_blocknr,
-	     !!(oi->ip_flags & OCFS2_INODE_CACHE_INLINE));
+	     !!(ci->ci_flags & OCFS2_CACHE_FL_INLINE));
 
-	if (oi->ip_flags & OCFS2_INODE_CACHE_INLINE)
-		index = ocfs2_search_cache_array(&oi->ip_metadata_cache,
-						 bh->b_blocknr);
+	if (ci->ci_flags & OCFS2_CACHE_FL_INLINE)
+		index = ocfs2_search_cache_array(ci, bh->b_blocknr);
 	else
-		item = ocfs2_search_cache_tree(&oi->ip_metadata_cache,
-					       bh->b_blocknr);
+		item = ocfs2_search_cache_tree(ci, bh->b_blocknr);
 
-	spin_unlock(&oi->ip_lock);
+	ocfs2_metadata_cache_unlock(ci);
 
 	mlog(0, "index = %d, item = %p\n", index, item);
 
@@ -214,7 +271,7 @@ static int ocfs2_buffer_cached(struct ocfs2_inode_info *oi,
  * 
  * This can be called under lock_buffer()
  */
-int ocfs2_buffer_uptodate(struct inode *inode,
+int ocfs2_buffer_uptodate(struct ocfs2_caching_info *ci,
 			  struct buffer_head *bh)
 {
 	/* Doesn't matter if the bh is in our cache or not -- if it's
@@ -230,24 +287,24 @@ int ocfs2_buffer_uptodate(struct inode *inode,
 
 	/* Ok, locally the buffer is marked as up to date, now search
 	 * our cache to see if we can trust that. */
-	return ocfs2_buffer_cached(OCFS2_I(inode), bh);
+	return ocfs2_buffer_cached(ci, bh);
 }
 
-/* 
+/*
  * Determine whether a buffer is currently out on a read-ahead request.
- * ip_io_sem should be held to serialize submitters with the logic here.
+ * ci_io_sem should be held to serialize submitters with the logic here.
  */
-int ocfs2_buffer_read_ahead(struct inode *inode,
+int ocfs2_buffer_read_ahead(struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh)
 {
-	return buffer_locked(bh) && ocfs2_buffer_cached(OCFS2_I(inode), bh);
+	return buffer_locked(bh) && ocfs2_buffer_cached(ci, bh);
 }
 
 /* Requires ip_lock */
 static void ocfs2_append_cache_array(struct ocfs2_caching_info *ci,
 				     sector_t block)
 {
-	BUG_ON(ci->ci_num_cached >= OCFS2_INODE_MAX_CACHE_ARRAY);
+	BUG_ON(ci->ci_num_cached >= OCFS2_CACHE_INFO_MAX_ARRAY);
 
 	mlog(0, "block %llu takes position %u\n", (unsigned long long) block,
 	     ci->ci_num_cached);
@@ -292,66 +349,64 @@ static void __ocfs2_insert_cache_tree(struct ocfs2_caching_info *ci,
 	ci->ci_num_cached++;
 }
 
-static inline int ocfs2_insert_can_use_array(struct ocfs2_inode_info *oi,
-					     struct ocfs2_caching_info *ci)
+/* co_cache_lock() must be held */
+static inline int ocfs2_insert_can_use_array(struct ocfs2_caching_info *ci)
 {
-	assert_spin_locked(&oi->ip_lock);
-
-	return (oi->ip_flags & OCFS2_INODE_CACHE_INLINE) &&
-		(ci->ci_num_cached < OCFS2_INODE_MAX_CACHE_ARRAY);
+	return (ci->ci_flags & OCFS2_CACHE_FL_INLINE) &&
+		(ci->ci_num_cached < OCFS2_CACHE_INFO_MAX_ARRAY);
 }
 
-/* tree should be exactly OCFS2_INODE_MAX_CACHE_ARRAY wide. NULL the
+/* tree should be exactly OCFS2_CACHE_INFO_MAX_ARRAY wide. NULL the
  * pointers in tree after we use them - this allows caller to detect
- * when to free in case of error. */
-static void ocfs2_expand_cache(struct ocfs2_inode_info *oi,
+ * when to free in case of error.
+ *
+ * The co_cache_lock() must be held. */
+static void ocfs2_expand_cache(struct ocfs2_caching_info *ci,
 			       struct ocfs2_meta_cache_item **tree)
 {
 	int i;
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
 
-	mlog_bug_on_msg(ci->ci_num_cached != OCFS2_INODE_MAX_CACHE_ARRAY,
-			"Inode %llu, num cached = %u, should be %u\n",
-			(unsigned long long)oi->ip_blkno, ci->ci_num_cached,
-			OCFS2_INODE_MAX_CACHE_ARRAY);
-	mlog_bug_on_msg(!(oi->ip_flags & OCFS2_INODE_CACHE_INLINE),
-			"Inode %llu not marked as inline anymore!\n",
-			(unsigned long long)oi->ip_blkno);
-	assert_spin_locked(&oi->ip_lock);
+	mlog_bug_on_msg(ci->ci_num_cached != OCFS2_CACHE_INFO_MAX_ARRAY,
+			"Owner %llu, num cached = %u, should be %u\n",
+			(unsigned long long)ocfs2_metadata_cache_owner(ci),
+			ci->ci_num_cached, OCFS2_CACHE_INFO_MAX_ARRAY);
+	mlog_bug_on_msg(!(ci->ci_flags & OCFS2_CACHE_FL_INLINE),
+			"Owner %llu not marked as inline anymore!\n",
+			(unsigned long long)ocfs2_metadata_cache_owner(ci));
 
 	/* Be careful to initialize the tree members *first* because
 	 * once the ci_tree is used, the array is junk... */
-	for(i = 0; i < OCFS2_INODE_MAX_CACHE_ARRAY; i++)
+	for (i = 0; i < OCFS2_CACHE_INFO_MAX_ARRAY; i++)
 		tree[i]->c_block = ci->ci_cache.ci_array[i];
 
-	oi->ip_flags &= ~OCFS2_INODE_CACHE_INLINE;
+	ci->ci_flags &= ~OCFS2_CACHE_FL_INLINE;
 	ci->ci_cache.ci_tree = RB_ROOT;
 	/* this will be set again by __ocfs2_insert_cache_tree */
 	ci->ci_num_cached = 0;
 
-	for(i = 0; i < OCFS2_INODE_MAX_CACHE_ARRAY; i++) {
+	for (i = 0; i < OCFS2_CACHE_INFO_MAX_ARRAY; i++) {
 		__ocfs2_insert_cache_tree(ci, tree[i]);
 		tree[i] = NULL;
 	}
 
 	mlog(0, "Expanded %llu to a tree cache: flags 0x%x, num = %u\n",
-	     (unsigned long long)oi->ip_blkno, oi->ip_flags, ci->ci_num_cached);
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
+	     ci->ci_flags, ci->ci_num_cached);
 }
 
 /* Slow path function - memory allocation is necessary. See the
  * comment above ocfs2_set_buffer_uptodate for more information. */
-static void __ocfs2_set_buffer_uptodate(struct ocfs2_inode_info *oi,
+static void __ocfs2_set_buffer_uptodate(struct ocfs2_caching_info *ci,
 					sector_t block,
 					int expand_tree)
 {
 	int i;
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
 	struct ocfs2_meta_cache_item *new = NULL;
-	struct ocfs2_meta_cache_item *tree[OCFS2_INODE_MAX_CACHE_ARRAY] =
+	struct ocfs2_meta_cache_item *tree[OCFS2_CACHE_INFO_MAX_ARRAY] =
 		{ NULL, };
 
-	mlog(0, "Inode %llu, block %llu, expand = %d\n",
-	     (unsigned long long)oi->ip_blkno,
+	mlog(0, "Owner %llu, block %llu, expand = %d\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
 	     (unsigned long long)block, expand_tree);
 
 	new = kmem_cache_alloc(ocfs2_uptodate_cachep, GFP_NOFS);
@@ -364,7 +419,7 @@ static void __ocfs2_set_buffer_uptodate(struct ocfs2_inode_info *oi,
 	if (expand_tree) {
 		/* Do *not* allocate an array here - the removal code
 		 * has no way of tracking that. */
-		for(i = 0; i < OCFS2_INODE_MAX_CACHE_ARRAY; i++) {
+		for (i = 0; i < OCFS2_CACHE_INFO_MAX_ARRAY; i++) {
 			tree[i] = kmem_cache_alloc(ocfs2_uptodate_cachep,
 						   GFP_NOFS);
 			if (!tree[i]) {
@@ -376,21 +431,21 @@ static void __ocfs2_set_buffer_uptodate(struct ocfs2_inode_info *oi,
 		}
 	}
 
-	spin_lock(&oi->ip_lock);
-	if (ocfs2_insert_can_use_array(oi, ci)) {
+	ocfs2_metadata_cache_lock(ci);
+	if (ocfs2_insert_can_use_array(ci)) {
 		mlog(0, "Someone cleared the tree underneath us\n");
 		/* Ok, items were removed from the cache in between
 		 * locks. Detect this and revert back to the fast path */
 		ocfs2_append_cache_array(ci, block);
-		spin_unlock(&oi->ip_lock);
+		ocfs2_metadata_cache_unlock(ci);
 		goto out_free;
 	}
 
 	if (expand_tree)
-		ocfs2_expand_cache(oi, tree);
+		ocfs2_expand_cache(ci, tree);
 
 	__ocfs2_insert_cache_tree(ci, new);
-	spin_unlock(&oi->ip_lock);
+	ocfs2_metadata_cache_unlock(ci);
 
 	new = NULL;
 out_free:
@@ -400,14 +455,14 @@ out_free:
 	/* If these were used, then ocfs2_expand_cache re-set them to
 	 * NULL for us. */
 	if (tree[0]) {
-		for(i = 0; i < OCFS2_INODE_MAX_CACHE_ARRAY; i++)
+		for (i = 0; i < OCFS2_CACHE_INFO_MAX_ARRAY; i++)
 			if (tree[i])
 				kmem_cache_free(ocfs2_uptodate_cachep,
 						tree[i]);
 	}
 }
 
-/* Item insertion is guarded by ip_io_mutex, so the insertion path takes
+/* Item insertion is guarded by co_io_lock(), so the insertion path takes
  * advantage of this by not rechecking for a duplicate insert during
  * the slow case. Additionally, if the cache needs to be bumped up to
  * a tree, the code will not recheck after acquiring the lock --
@@ -425,59 +480,55 @@ out_free:
  * Readahead buffers can be passed in here before the I/O request is
  * completed.
  */
-void ocfs2_set_buffer_uptodate(struct inode *inode,
+void ocfs2_set_buffer_uptodate(struct ocfs2_caching_info *ci,
 			       struct buffer_head *bh)
 {
 	int expand;
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
 
 	/* The block may very well exist in our cache already, so avoid
 	 * doing any more work in that case. */
-	if (ocfs2_buffer_cached(oi, bh))
+	if (ocfs2_buffer_cached(ci, bh))
 		return;
 
-	mlog(0, "Inode %llu, inserting block %llu\n",
-	     (unsigned long long)oi->ip_blkno,
+	mlog(0, "Owner %llu, inserting block %llu\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
 	     (unsigned long long)bh->b_blocknr);
 
 	/* No need to recheck under spinlock - insertion is guarded by
-	 * ip_io_mutex */
-	spin_lock(&oi->ip_lock);
-	if (ocfs2_insert_can_use_array(oi, ci)) {
+	 * co_io_lock() */
+	ocfs2_metadata_cache_lock(ci);
+	if (ocfs2_insert_can_use_array(ci)) {
 		/* Fast case - it's an array and there's a free
 		 * spot. */
 		ocfs2_append_cache_array(ci, bh->b_blocknr);
-		spin_unlock(&oi->ip_lock);
+		ocfs2_metadata_cache_unlock(ci);
 		return;
 	}
 
 	expand = 0;
-	if (oi->ip_flags & OCFS2_INODE_CACHE_INLINE) {
+	if (ci->ci_flags & OCFS2_CACHE_FL_INLINE) {
 		/* We need to bump things up to a tree. */
 		expand = 1;
 	}
-	spin_unlock(&oi->ip_lock);
+	ocfs2_metadata_cache_unlock(ci);
 
-	__ocfs2_set_buffer_uptodate(oi, bh->b_blocknr, expand);
+	__ocfs2_set_buffer_uptodate(ci, bh->b_blocknr, expand);
 }
 
 /* Called against a newly allocated buffer. Most likely nobody should
  * be able to read this sort of metadata while it's still being
- * allocated, but this is careful to take ip_io_mutex anyway. */
-void ocfs2_set_new_buffer_uptodate(struct inode *inode,
+ * allocated, but this is careful to take co_io_lock() anyway. */
+void ocfs2_set_new_buffer_uptodate(struct ocfs2_caching_info *ci,
 				   struct buffer_head *bh)
 {
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
-
 	/* This should definitely *not* exist in our cache */
-	BUG_ON(ocfs2_buffer_cached(oi, bh));
+	BUG_ON(ocfs2_buffer_cached(ci, bh));
 
 	set_buffer_uptodate(bh);
 
-	mutex_lock(&oi->ip_io_mutex);
-	ocfs2_set_buffer_uptodate(inode, bh);
-	mutex_unlock(&oi->ip_io_mutex);
+	ocfs2_metadata_cache_io_lock(ci);
+	ocfs2_set_buffer_uptodate(ci, bh);
+	ocfs2_metadata_cache_io_unlock(ci);
 }
 
 /* Requires ip_lock. */
@@ -487,7 +538,7 @@ static void ocfs2_remove_metadata_array(struct ocfs2_caching_info *ci,
 	sector_t *array = ci->ci_cache.ci_array;
 	int bytes;
 
-	BUG_ON(index < 0 || index >= OCFS2_INODE_MAX_CACHE_ARRAY);
+	BUG_ON(index < 0 || index >= OCFS2_CACHE_INFO_MAX_ARRAY);
 	BUG_ON(index >= ci->ci_num_cached);
 	BUG_ON(!ci->ci_num_cached);
 
@@ -515,21 +566,19 @@ static void ocfs2_remove_metadata_tree(struct ocfs2_caching_info *ci,
 	ci->ci_num_cached--;
 }
 
-static void ocfs2_remove_block_from_cache(struct inode *inode,
+static void ocfs2_remove_block_from_cache(struct ocfs2_caching_info *ci,
 					  sector_t block)
 {
 	int index;
 	struct ocfs2_meta_cache_item *item = NULL;
-	struct ocfs2_inode_info *oi = OCFS2_I(inode);
-	struct ocfs2_caching_info *ci = &oi->ip_metadata_cache;
 
-	spin_lock(&oi->ip_lock);
-	mlog(0, "Inode %llu, remove %llu, items = %u, array = %u\n",
-	     (unsigned long long)oi->ip_blkno,
+	ocfs2_metadata_cache_lock(ci);
+	mlog(0, "Owner %llu, remove %llu, items = %u, array = %u\n",
+	     (unsigned long long)ocfs2_metadata_cache_owner(ci),
 	     (unsigned long long) block, ci->ci_num_cached,
-	     oi->ip_flags & OCFS2_INODE_CACHE_INLINE);
+	     ci->ci_flags & OCFS2_CACHE_FL_INLINE);
 
-	if (oi->ip_flags & OCFS2_INODE_CACHE_INLINE) {
+	if (ci->ci_flags & OCFS2_CACHE_FL_INLINE) {
 		index = ocfs2_search_cache_array(ci, block);
 		if (index != -1)
 			ocfs2_remove_metadata_array(ci, index);
@@ -538,7 +587,7 @@ static void ocfs2_remove_block_from_cache(struct inode *inode,
 		if (item)
 			ocfs2_remove_metadata_tree(ci, item);
 	}
-	spin_unlock(&oi->ip_lock);
+	ocfs2_metadata_cache_unlock(ci);
 
 	if (item)
 		kmem_cache_free(ocfs2_uptodate_cachep, item);
@@ -549,23 +598,24 @@ static void ocfs2_remove_block_from_cache(struct inode *inode,
  * bother reverting things to an inlined array in the case of a remove
  * which moves us back under the limit.
  */
-void ocfs2_remove_from_cache(struct inode *inode,
+void ocfs2_remove_from_cache(struct ocfs2_caching_info *ci,
 			     struct buffer_head *bh)
 {
 	sector_t block = bh->b_blocknr;
 
-	ocfs2_remove_block_from_cache(inode, block);
+	ocfs2_remove_block_from_cache(ci, block);
 }
 
 /* Called when we remove xattr clusters from an inode. */
-void ocfs2_remove_xattr_clusters_from_cache(struct inode *inode,
+void ocfs2_remove_xattr_clusters_from_cache(struct ocfs2_caching_info *ci,
 					    sector_t block,
 					    u32 c_len)
 {
-	unsigned int i, b_len = ocfs2_clusters_to_blocks(inode->i_sb, 1) * c_len;
+	struct super_block *sb = ocfs2_metadata_cache_get_super(ci);
+	unsigned int i, b_len = ocfs2_clusters_to_blocks(sb, 1) * c_len;
 
 	for (i = 0; i < b_len; i++, block++)
-		ocfs2_remove_block_from_cache(inode, block);
+		ocfs2_remove_block_from_cache(ci, block);
 }
 
 int __init init_ocfs2_uptodate_cache(void)
@@ -577,7 +627,7 @@ int __init init_ocfs2_uptodate_cache(void)
 		return -ENOMEM;
 
 	mlog(0, "%u inlined cache items per inode.\n",
-	     OCFS2_INODE_MAX_CACHE_ARRAY);
+	     OCFS2_CACHE_INFO_MAX_ARRAY);
 
 	return 0;
 }
diff --git a/fs/ocfs2/uptodate.h b/fs/ocfs2/uptodate.h
index 531b4b3a0c47..0d826fe2da0d 100644
--- a/fs/ocfs2/uptodate.h
+++ b/fs/ocfs2/uptodate.h
@@ -26,24 +26,59 @@
 #ifndef OCFS2_UPTODATE_H
 #define OCFS2_UPTODATE_H
 
+/*
+ * The caching code relies on locking provided by the user of
+ * struct ocfs2_caching_info.  These operations connect that up.
+ */
+struct ocfs2_caching_operations {
+	/*
+	 * A u64 representing the owning structure.  Usually this
+	 * is the block number (i_blkno or whatnot).  This is used so
+	 * that caching log messages can identify the owning structure.
+	 */
+	u64	(*co_owner)(struct ocfs2_caching_info *ci);
+
+	/* The superblock is needed during I/O. */
+	struct super_block *(*co_get_super)(struct ocfs2_caching_info *ci);
+	/*
+	 * Lock and unlock the caching data.  These will not sleep, and
+	 * should probably be spinlocks.
+	 */
+	void	(*co_cache_lock)(struct ocfs2_caching_info *ci);
+	void	(*co_cache_unlock)(struct ocfs2_caching_info *ci);
+
+	/*
+	 * Lock and unlock for disk I/O.  These will sleep, and should
+	 * be mutexes.
+	 */
+	void	(*co_io_lock)(struct ocfs2_caching_info *ci);
+	void	(*co_io_unlock)(struct ocfs2_caching_info *ci);
+};
+
 int __init init_ocfs2_uptodate_cache(void);
 void exit_ocfs2_uptodate_cache(void);
 
-void ocfs2_metadata_cache_init(struct inode *inode);
-void ocfs2_metadata_cache_purge(struct inode *inode);
+void ocfs2_metadata_cache_init(struct ocfs2_caching_info *ci,
+			       const struct ocfs2_caching_operations *ops);
+void ocfs2_metadata_cache_purge(struct ocfs2_caching_info *ci);
+void ocfs2_metadata_cache_exit(struct ocfs2_caching_info *ci);
+
+u64 ocfs2_metadata_cache_owner(struct ocfs2_caching_info *ci);
+void ocfs2_metadata_cache_io_lock(struct ocfs2_caching_info *ci);
+void ocfs2_metadata_cache_io_unlock(struct ocfs2_caching_info *ci);
 
-int ocfs2_buffer_uptodate(struct inode *inode,
+int ocfs2_buffer_uptodate(struct ocfs2_caching_info *ci,
 			  struct buffer_head *bh);
-void ocfs2_set_buffer_uptodate(struct inode *inode,
+void ocfs2_set_buffer_uptodate(struct ocfs2_caching_info *ci,
 			       struct buffer_head *bh);
-void ocfs2_set_new_buffer_uptodate(struct inode *inode,
+void ocfs2_set_new_buffer_uptodate(struct ocfs2_caching_info *ci,
 				   struct buffer_head *bh);
-void ocfs2_remove_from_cache(struct inode *inode,
+void ocfs2_remove_from_cache(struct ocfs2_caching_info *ci,
 			     struct buffer_head *bh);
-void ocfs2_remove_xattr_clusters_from_cache(struct inode *inode,
+void ocfs2_remove_xattr_clusters_from_cache(struct ocfs2_caching_info *ci,
 					    sector_t block,
 					    u32 c_len);
-int ocfs2_buffer_read_ahead(struct inode *inode,
+int ocfs2_buffer_read_ahead(struct ocfs2_caching_info *ci,
 			    struct buffer_head *bh);
 
 #endif /* OCFS2_UPTODATE_H */
diff --git a/fs/ocfs2/xattr.c b/fs/ocfs2/xattr.c
index d1a27cda984f..fe3419068df2 100644
--- a/fs/ocfs2/xattr.c
+++ b/fs/ocfs2/xattr.c
@@ -55,7 +55,8 @@
 #include "buffer_head_io.h"
 #include "super.h"
 #include "xattr.h"
-
+#include "refcounttree.h"
+#include "acl.h"
 
 struct ocfs2_xattr_def_value_root {
 	struct ocfs2_xattr_value_root	xv;
@@ -140,7 +141,7 @@ struct ocfs2_xattr_search {
 	int not_found;
 };
 
-static int ocfs2_xattr_bucket_get_name_value(struct inode *inode,
+static int ocfs2_xattr_bucket_get_name_value(struct super_block *sb,
 					     struct ocfs2_xattr_header *xh,
 					     int index,
 					     int *block_off,
@@ -157,7 +158,7 @@ static int ocfs2_xattr_index_block_find(struct inode *inode,
 					struct ocfs2_xattr_search *xs);
 
 static int ocfs2_xattr_tree_list_index_block(struct inode *inode,
-					struct ocfs2_xattr_tree_root *xt,
+					struct buffer_head *blk_bh,
 					char *buffer,
 					size_t buffer_size);
 
@@ -170,12 +171,42 @@ static int ocfs2_xattr_set_entry_index_block(struct inode *inode,
 					     struct ocfs2_xattr_search *xs,
 					     struct ocfs2_xattr_set_ctxt *ctxt);
 
-static int ocfs2_delete_xattr_index_block(struct inode *inode,
-					  struct buffer_head *xb_bh);
+typedef int (xattr_tree_rec_func)(struct inode *inode,
+				  struct buffer_head *root_bh,
+				  u64 blkno, u32 cpos, u32 len, void *para);
+static int ocfs2_iterate_xattr_index_block(struct inode *inode,
+					   struct buffer_head *root_bh,
+					   xattr_tree_rec_func *rec_func,
+					   void *para);
+static int ocfs2_delete_xattr_in_bucket(struct inode *inode,
+					struct ocfs2_xattr_bucket *bucket,
+					void *para);
+static int ocfs2_rm_xattr_cluster(struct inode *inode,
+				  struct buffer_head *root_bh,
+				  u64 blkno,
+				  u32 cpos,
+				  u32 len,
+				  void *para);
+
 static int ocfs2_mv_xattr_buckets(struct inode *inode, handle_t *handle,
 				  u64 src_blk, u64 last_blk, u64 to_blk,
 				  unsigned int start_bucket,
 				  u32 *first_hash);
+static int ocfs2_prepare_refcount_xattr(struct inode *inode,
+					struct ocfs2_dinode *di,
+					struct ocfs2_xattr_info *xi,
+					struct ocfs2_xattr_search *xis,
+					struct ocfs2_xattr_search *xbs,
+					struct ocfs2_refcount_tree **ref_tree,
+					int *meta_need,
+					int *credits);
+static int ocfs2_get_xattr_tree_value_root(struct super_block *sb,
+					   struct ocfs2_xattr_bucket *bucket,
+					   int offset,
+					   struct ocfs2_xattr_value_root **xv,
+					   struct buffer_head **bh);
+static int ocfs2_xattr_security_set(struct inode *inode, const char *name,
+				    const void *value, size_t size, int flags);
 
 static inline u16 ocfs2_xattr_buckets_per_cluster(struct ocfs2_super *osb)
 {
@@ -254,9 +285,9 @@ static int ocfs2_init_xattr_bucket(struct ocfs2_xattr_bucket *bucket,
 			break;
 		}
 
-		if (!ocfs2_buffer_uptodate(bucket->bu_inode,
+		if (!ocfs2_buffer_uptodate(INODE_CACHE(bucket->bu_inode),
 					   bucket->bu_bhs[i]))
-			ocfs2_set_new_buffer_uptodate(bucket->bu_inode,
+			ocfs2_set_new_buffer_uptodate(INODE_CACHE(bucket->bu_inode),
 						      bucket->bu_bhs[i]);
 	}
 
@@ -271,7 +302,7 @@ static int ocfs2_read_xattr_bucket(struct ocfs2_xattr_bucket *bucket,
 {
 	int rc;
 
-	rc = ocfs2_read_blocks(bucket->bu_inode, xb_blkno,
+	rc = ocfs2_read_blocks(INODE_CACHE(bucket->bu_inode), xb_blkno,
 			       bucket->bu_blocks, bucket->bu_bhs, 0,
 			       NULL);
 	if (!rc) {
@@ -297,7 +328,8 @@ static int ocfs2_xattr_bucket_journal_access(handle_t *handle,
 	int i, rc = 0;
 
 	for (i = 0; i < bucket->bu_blocks; i++) {
-		rc = ocfs2_journal_access(handle, bucket->bu_inode,
+		rc = ocfs2_journal_access(handle,
+					  INODE_CACHE(bucket->bu_inode),
 					  bucket->bu_bhs[i], type);
 		if (rc) {
 			mlog_errno(rc);
@@ -399,7 +431,7 @@ static int ocfs2_read_xattr_block(struct inode *inode, u64 xb_blkno,
 	int rc;
 	struct buffer_head *tmp = *bh;
 
-	rc = ocfs2_read_block(inode, xb_blkno, &tmp,
+	rc = ocfs2_read_block(INODE_CACHE(inode), xb_blkno, &tmp,
 			      ocfs2_validate_xattr_block);
 
 	/* If ocfs2_read_block() got us a new bh, pass it up. */
@@ -596,15 +628,14 @@ static int ocfs2_xattr_extend_allocation(struct inode *inode,
 	int status = 0;
 	handle_t *handle = ctxt->handle;
 	enum ocfs2_alloc_restarted why;
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	u32 prev_clusters, logical_start = le32_to_cpu(vb->vb_xv->xr_clusters);
 	struct ocfs2_extent_tree et;
 
 	mlog(0, "(clusters_to_add for xattr= %u)\n", clusters_to_add);
 
-	ocfs2_init_xattr_value_extent_tree(&et, inode, vb);
+	ocfs2_init_xattr_value_extent_tree(&et, INODE_CACHE(inode), vb);
 
-	status = vb->vb_access(handle, inode, vb->vb_bh,
+	status = vb->vb_access(handle, INODE_CACHE(inode), vb->vb_bh,
 			      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (status < 0) {
 		mlog_errno(status);
@@ -612,13 +643,11 @@ static int ocfs2_xattr_extend_allocation(struct inode *inode,
 	}
 
 	prev_clusters = le32_to_cpu(vb->vb_xv->xr_clusters);
-	status = ocfs2_add_clusters_in_btree(osb,
-					     inode,
+	status = ocfs2_add_clusters_in_btree(handle,
+					     &et,
 					     &logical_start,
 					     clusters_to_add,
 					     0,
-					     &et,
-					     handle,
 					     ctxt->data_ac,
 					     ctxt->meta_ac,
 					     &why);
@@ -649,6 +678,7 @@ leave:
 static int __ocfs2_remove_xattr_range(struct inode *inode,
 				      struct ocfs2_xattr_value_buf *vb,
 				      u32 cpos, u32 phys_cpos, u32 len,
+				      unsigned int ext_flags,
 				      struct ocfs2_xattr_set_ctxt *ctxt)
 {
 	int ret;
@@ -656,16 +686,16 @@ static int __ocfs2_remove_xattr_range(struct inode *inode,
 	handle_t *handle = ctxt->handle;
 	struct ocfs2_extent_tree et;
 
-	ocfs2_init_xattr_value_extent_tree(&et, inode, vb);
+	ocfs2_init_xattr_value_extent_tree(&et, INODE_CACHE(inode), vb);
 
-	ret = vb->vb_access(handle, inode, vb->vb_bh,
+	ret = vb->vb_access(handle, INODE_CACHE(inode), vb->vb_bh,
 			    OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
 		goto out;
 	}
 
-	ret = ocfs2_remove_extent(inode, &et, cpos, len, handle, ctxt->meta_ac,
+	ret = ocfs2_remove_extent(handle, &et, cpos, len, ctxt->meta_ac,
 				  &ctxt->dealloc);
 	if (ret) {
 		mlog_errno(ret);
@@ -680,7 +710,14 @@ static int __ocfs2_remove_xattr_range(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_cache_cluster_dealloc(&ctxt->dealloc, phys_blkno, len);
+	if (ext_flags & OCFS2_EXT_REFCOUNTED)
+		ret = ocfs2_decrease_refcount(inode, handle,
+					ocfs2_blocks_to_clusters(inode->i_sb,
+								 phys_blkno),
+					len, ctxt->meta_ac, &ctxt->dealloc, 1);
+	else
+		ret = ocfs2_cache_cluster_dealloc(&ctxt->dealloc,
+						  phys_blkno, len);
 	if (ret)
 		mlog_errno(ret);
 
@@ -695,6 +732,7 @@ static int ocfs2_xattr_shrink_size(struct inode *inode,
 				   struct ocfs2_xattr_set_ctxt *ctxt)
 {
 	int ret = 0;
+	unsigned int ext_flags;
 	u32 trunc_len, cpos, phys_cpos, alloc_size;
 	u64 block;
 
@@ -706,7 +744,7 @@ static int ocfs2_xattr_shrink_size(struct inode *inode,
 	while (trunc_len) {
 		ret = ocfs2_xattr_get_clusters(inode, cpos, &phys_cpos,
 					       &alloc_size,
-					       &vb->vb_xv->xr_list);
+					       &vb->vb_xv->xr_list, &ext_flags);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -717,15 +755,15 @@ static int ocfs2_xattr_shrink_size(struct inode *inode,
 
 		ret = __ocfs2_remove_xattr_range(inode, vb, cpos,
 						 phys_cpos, alloc_size,
-						 ctxt);
+						 ext_flags, ctxt);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
 		block = ocfs2_clusters_to_blocks(inode->i_sb, phys_cpos);
-		ocfs2_remove_xattr_clusters_from_cache(inode, block,
-						       alloc_size);
+		ocfs2_remove_xattr_clusters_from_cache(INODE_CACHE(inode),
+						       block, alloc_size);
 		cpos += alloc_size;
 		trunc_len -= alloc_size;
 	}
@@ -810,6 +848,23 @@ static int ocfs2_xattr_list_entries(struct inode *inode,
 	return result;
 }
 
+int ocfs2_has_inline_xattr_value_outside(struct inode *inode,
+					 struct ocfs2_dinode *di)
+{
+	struct ocfs2_xattr_header *xh;
+	int i;
+
+	xh = (struct ocfs2_xattr_header *)
+		 ((void *)di + inode->i_sb->s_blocksize -
+		 le16_to_cpu(di->i_xattr_inline_size));
+
+	for (i = 0; i < le16_to_cpu(xh->xh_count); i++)
+		if (!ocfs2_xattr_is_local(&xh->xh_entries[i]))
+			return 1;
+
+	return 0;
+}
+
 static int ocfs2_xattr_ibody_list(struct inode *inode,
 				  struct ocfs2_dinode *di,
 				  char *buffer,
@@ -855,11 +910,9 @@ static int ocfs2_xattr_block_list(struct inode *inode,
 		struct ocfs2_xattr_header *header = &xb->xb_attrs.xb_header;
 		ret = ocfs2_xattr_list_entries(inode, header,
 					       buffer, buffer_size);
-	} else {
-		struct ocfs2_xattr_tree_root *xt = &xb->xb_attrs.xb_root;
-		ret = ocfs2_xattr_tree_list_index_block(inode, xt,
+	} else
+		ret = ocfs2_xattr_tree_list_index_block(inode, blk_bh,
 						   buffer, buffer_size);
-	}
 
 	brelse(blk_bh);
 
@@ -961,7 +1014,7 @@ static int ocfs2_xattr_get_value_outside(struct inode *inode,
 	cpos = 0;
 	while (cpos < clusters) {
 		ret = ocfs2_xattr_get_clusters(inode, cpos, &p_cluster,
-					       &num_clusters, el);
+					       &num_clusters, el, NULL);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -970,7 +1023,8 @@ static int ocfs2_xattr_get_value_outside(struct inode *inode,
 		blkno = ocfs2_clusters_to_blocks(inode->i_sb, p_cluster);
 		/* Copy ocfs2_xattr_value */
 		for (i = 0; i < num_clusters * bpc; i++, blkno++) {
-			ret = ocfs2_read_block(inode, blkno, &bh, NULL);
+			ret = ocfs2_read_block(INODE_CACHE(inode), blkno,
+					       &bh, NULL);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
@@ -1085,7 +1139,7 @@ static int ocfs2_xattr_block_get(struct inode *inode,
 		i = xs->here - xs->header->xh_entries;
 
 		if (le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED) {
-			ret = ocfs2_xattr_bucket_get_name_value(inode,
+			ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb,
 								bucket_xh(xs->bucket),
 								i,
 								&block_off,
@@ -1183,7 +1237,7 @@ static int ocfs2_xattr_get(struct inode *inode,
 
 static int __ocfs2_xattr_set_value_outside(struct inode *inode,
 					   handle_t *handle,
-					   struct ocfs2_xattr_value_root *xv,
+					   struct ocfs2_xattr_value_buf *vb,
 					   const void *value,
 					   int value_len)
 {
@@ -1194,28 +1248,34 @@ static int __ocfs2_xattr_set_value_outside(struct inode *inode,
 	u32 clusters = ocfs2_clusters_for_bytes(inode->i_sb, value_len);
 	u64 blkno;
 	struct buffer_head *bh = NULL;
+	unsigned int ext_flags;
+	struct ocfs2_xattr_value_root *xv = vb->vb_xv;
 
 	BUG_ON(clusters > le32_to_cpu(xv->xr_clusters));
 
 	while (cpos < clusters) {
 		ret = ocfs2_xattr_get_clusters(inode, cpos, &p_cluster,
-					       &num_clusters, &xv->xr_list);
+					       &num_clusters, &xv->xr_list,
+					       &ext_flags);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
 
+		BUG_ON(ext_flags & OCFS2_EXT_REFCOUNTED);
+
 		blkno = ocfs2_clusters_to_blocks(inode->i_sb, p_cluster);
 
 		for (i = 0; i < num_clusters * bpc; i++, blkno++) {
-			ret = ocfs2_read_block(inode, blkno, &bh, NULL);
+			ret = ocfs2_read_block(INODE_CACHE(inode), blkno,
+					       &bh, NULL);
 			if (ret) {
 				mlog_errno(ret);
 				goto out;
 			}
 
 			ret = ocfs2_journal_access(handle,
-						   inode,
+						   INODE_CACHE(inode),
 						   bh,
 						   OCFS2_JOURNAL_ACCESS_WRITE);
 			if (ret < 0) {
@@ -1266,7 +1326,7 @@ static int ocfs2_xattr_cleanup(struct inode *inode,
 	void *val = xs->base + offs;
 	size_t size = OCFS2_XATTR_SIZE(name_len) + OCFS2_XATTR_ROOT_SIZE;
 
-	ret = vb->vb_access(handle, inode, vb->vb_bh,
+	ret = vb->vb_access(handle, INODE_CACHE(inode), vb->vb_bh,
 			    OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1294,7 +1354,7 @@ static int ocfs2_xattr_update_entry(struct inode *inode,
 {
 	int ret;
 
-	ret = vb->vb_access(handle, inode, vb->vb_bh,
+	ret = vb->vb_access(handle, INODE_CACHE(inode), vb->vb_bh,
 			    OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1355,7 +1415,7 @@ static int ocfs2_xattr_set_value_outside(struct inode *inode,
 		mlog_errno(ret);
 		return ret;
 	}
-	ret = __ocfs2_xattr_set_value_outside(inode, ctxt->handle, vb->vb_xv,
+	ret = __ocfs2_xattr_set_value_outside(inode, ctxt->handle, vb,
 					      xi->value, xi->value_len);
 	if (ret < 0)
 		mlog_errno(ret);
@@ -1594,7 +1654,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
 
 				ret = __ocfs2_xattr_set_value_outside(inode,
 								handle,
-								vb.vb_xv,
+								&vb,
 								xi->value,
 								xi->value_len);
 				if (ret < 0)
@@ -1615,7 +1675,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
 		}
 	}
 
-	ret = ocfs2_journal_access_di(handle, inode, xs->inode_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), xs->inode_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1623,7 +1683,7 @@ static int ocfs2_xattr_set_entry(struct inode *inode,
 	}
 
 	if (!(flag & OCFS2_INLINE_XATTR_FL)) {
-		ret = vb.vb_access(handle, inode, vb.vb_bh,
+		ret = vb.vb_access(handle, INODE_CACHE(inode), vb.vb_bh,
 				   OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
 			mlog_errno(ret);
@@ -1700,51 +1760,112 @@ out:
 	return ret;
 }
 
+/*
+ * In xattr remove, if it is stored outside and refcounted, we may have
+ * the chance to split the refcount tree. So need the allocators.
+ */
+static int ocfs2_lock_xattr_remove_allocators(struct inode *inode,
+					struct ocfs2_xattr_value_root *xv,
+					struct ocfs2_caching_info *ref_ci,
+					struct buffer_head *ref_root_bh,
+					struct ocfs2_alloc_context **meta_ac,
+					int *ref_credits)
+{
+	int ret, meta_add = 0;
+	u32 p_cluster, num_clusters;
+	unsigned int ext_flags;
+
+	*ref_credits = 0;
+	ret = ocfs2_xattr_get_clusters(inode, 0, &p_cluster,
+				       &num_clusters,
+				       &xv->xr_list,
+				       &ext_flags);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (!(ext_flags & OCFS2_EXT_REFCOUNTED))
+		goto out;
+
+	ret = ocfs2_refcounted_xattr_delete_need(inode, ref_ci,
+						 ref_root_bh, xv,
+						 &meta_add, ref_credits);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_reserve_new_metadata_blocks(OCFS2_SB(inode->i_sb),
+						meta_add, meta_ac);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	return ret;
+}
+
 static int ocfs2_remove_value_outside(struct inode*inode,
 				      struct ocfs2_xattr_value_buf *vb,
-				      struct ocfs2_xattr_header *header)
+				      struct ocfs2_xattr_header *header,
+				      struct ocfs2_caching_info *ref_ci,
+				      struct buffer_head *ref_root_bh)
 {
-	int ret = 0, i;
+	int ret = 0, i, ref_credits;
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	struct ocfs2_xattr_set_ctxt ctxt = { NULL, NULL, };
+	void *val;
 
 	ocfs2_init_dealloc_ctxt(&ctxt.dealloc);
 
-	ctxt.handle = ocfs2_start_trans(osb,
-					ocfs2_remove_extent_credits(osb->sb));
-	if (IS_ERR(ctxt.handle)) {
-		ret = PTR_ERR(ctxt.handle);
-		mlog_errno(ret);
-		goto out;
-	}
-
 	for (i = 0; i < le16_to_cpu(header->xh_count); i++) {
 		struct ocfs2_xattr_entry *entry = &header->xh_entries[i];
 
-		if (!ocfs2_xattr_is_local(entry)) {
-			void *val;
+		if (ocfs2_xattr_is_local(entry))
+			continue;
 
-			val = (void *)header +
-				le16_to_cpu(entry->xe_name_offset);
-			vb->vb_xv = (struct ocfs2_xattr_value_root *)
-				(val + OCFS2_XATTR_SIZE(entry->xe_name_len));
-			ret = ocfs2_xattr_value_truncate(inode, vb, 0, &ctxt);
-			if (ret < 0) {
-				mlog_errno(ret);
-				break;
-			}
+		val = (void *)header +
+			le16_to_cpu(entry->xe_name_offset);
+		vb->vb_xv = (struct ocfs2_xattr_value_root *)
+			(val + OCFS2_XATTR_SIZE(entry->xe_name_len));
+
+		ret = ocfs2_lock_xattr_remove_allocators(inode, vb->vb_xv,
+							 ref_ci, ref_root_bh,
+							 &ctxt.meta_ac,
+							 &ref_credits);
+
+		ctxt.handle = ocfs2_start_trans(osb, ref_credits +
+					ocfs2_remove_extent_credits(osb->sb));
+		if (IS_ERR(ctxt.handle)) {
+			ret = PTR_ERR(ctxt.handle);
+			mlog_errno(ret);
+			break;
+		}
+
+		ret = ocfs2_xattr_value_truncate(inode, vb, 0, &ctxt);
+		if (ret < 0) {
+			mlog_errno(ret);
+			break;
+		}
+
+		ocfs2_commit_trans(osb, ctxt.handle);
+		if (ctxt.meta_ac) {
+			ocfs2_free_alloc_context(ctxt.meta_ac);
+			ctxt.meta_ac = NULL;
 		}
 	}
 
-	ocfs2_commit_trans(osb, ctxt.handle);
+	if (ctxt.meta_ac)
+		ocfs2_free_alloc_context(ctxt.meta_ac);
 	ocfs2_schedule_truncate_log_flush(osb, 1);
 	ocfs2_run_deallocs(osb, &ctxt.dealloc);
-out:
 	return ret;
 }
 
 static int ocfs2_xattr_ibody_remove(struct inode *inode,
-				    struct buffer_head *di_bh)
+				    struct buffer_head *di_bh,
+				    struct ocfs2_caching_info *ref_ci,
+				    struct buffer_head *ref_root_bh)
 {
 
 	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
@@ -1759,13 +1880,21 @@ static int ocfs2_xattr_ibody_remove(struct inode *inode,
 		 ((void *)di + inode->i_sb->s_blocksize -
 		 le16_to_cpu(di->i_xattr_inline_size));
 
-	ret = ocfs2_remove_value_outside(inode, &vb, header);
+	ret = ocfs2_remove_value_outside(inode, &vb, header,
+					 ref_ci, ref_root_bh);
 
 	return ret;
 }
 
+struct ocfs2_rm_xattr_bucket_para {
+	struct ocfs2_caching_info *ref_ci;
+	struct buffer_head *ref_root_bh;
+};
+
 static int ocfs2_xattr_block_remove(struct inode *inode,
-				    struct buffer_head *blk_bh)
+				    struct buffer_head *blk_bh,
+				    struct ocfs2_caching_info *ref_ci,
+				    struct buffer_head *ref_root_bh)
 {
 	struct ocfs2_xattr_block *xb;
 	int ret = 0;
@@ -1773,19 +1902,29 @@ static int ocfs2_xattr_block_remove(struct inode *inode,
 		.vb_bh = blk_bh,
 		.vb_access = ocfs2_journal_access_xb,
 	};
+	struct ocfs2_rm_xattr_bucket_para args = {
+		.ref_ci = ref_ci,
+		.ref_root_bh = ref_root_bh,
+	};
 
 	xb = (struct ocfs2_xattr_block *)blk_bh->b_data;
 	if (!(le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED)) {
 		struct ocfs2_xattr_header *header = &(xb->xb_attrs.xb_header);
-		ret = ocfs2_remove_value_outside(inode, &vb, header);
+		ret = ocfs2_remove_value_outside(inode, &vb, header,
+						 ref_ci, ref_root_bh);
 	} else
-		ret = ocfs2_delete_xattr_index_block(inode, blk_bh);
+		ret = ocfs2_iterate_xattr_index_block(inode,
+						blk_bh,
+						ocfs2_rm_xattr_cluster,
+						&args);
 
 	return ret;
 }
 
 static int ocfs2_xattr_free_block(struct inode *inode,
-				  u64 block)
+				  u64 block,
+				  struct ocfs2_caching_info *ref_ci,
+				  struct buffer_head *ref_root_bh)
 {
 	struct inode *xb_alloc_inode;
 	struct buffer_head *xb_alloc_bh = NULL;
@@ -1803,7 +1942,7 @@ static int ocfs2_xattr_free_block(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_xattr_block_remove(inode, blk_bh);
+	ret = ocfs2_xattr_block_remove(inode, blk_bh, ref_ci, ref_root_bh);
 	if (ret < 0) {
 		mlog_errno(ret);
 		goto out;
@@ -1863,6 +2002,9 @@ int ocfs2_xattr_remove(struct inode *inode, struct buffer_head *di_bh)
 {
 	struct ocfs2_inode_info *oi = OCFS2_I(inode);
 	struct ocfs2_dinode *di = (struct ocfs2_dinode *)di_bh->b_data;
+	struct ocfs2_refcount_tree *ref_tree = NULL;
+	struct buffer_head *ref_root_bh = NULL;
+	struct ocfs2_caching_info *ref_ci = NULL;
 	handle_t *handle;
 	int ret;
 
@@ -1872,8 +2014,21 @@ int ocfs2_xattr_remove(struct inode *inode, struct buffer_head *di_bh)
 	if (!(oi->ip_dyn_features & OCFS2_HAS_XATTR_FL))
 		return 0;
 
+	if (OCFS2_I(inode)->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL) {
+		ret = ocfs2_lock_refcount_tree(OCFS2_SB(inode->i_sb),
+					       le64_to_cpu(di->i_refcount_loc),
+					       1, &ref_tree, &ref_root_bh);
+		if (ret) {
+			mlog_errno(ret);
+			goto out;
+		}
+		ref_ci = &ref_tree->rf_ci;
+
+	}
+
 	if (oi->ip_dyn_features & OCFS2_INLINE_XATTR_FL) {
-		ret = ocfs2_xattr_ibody_remove(inode, di_bh);
+		ret = ocfs2_xattr_ibody_remove(inode, di_bh,
+					       ref_ci, ref_root_bh);
 		if (ret < 0) {
 			mlog_errno(ret);
 			goto out;
@@ -1882,7 +2037,8 @@ int ocfs2_xattr_remove(struct inode *inode, struct buffer_head *di_bh)
 
 	if (di->i_xattr_loc) {
 		ret = ocfs2_xattr_free_block(inode,
-					     le64_to_cpu(di->i_xattr_loc));
+					     le64_to_cpu(di->i_xattr_loc),
+					     ref_ci, ref_root_bh);
 		if (ret < 0) {
 			mlog_errno(ret);
 			goto out;
@@ -1896,7 +2052,7 @@ int ocfs2_xattr_remove(struct inode *inode, struct buffer_head *di_bh)
 		mlog_errno(ret);
 		goto out;
 	}
-	ret = ocfs2_journal_access_di(handle, inode, di_bh,
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), di_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -1916,6 +2072,9 @@ int ocfs2_xattr_remove(struct inode *inode, struct buffer_head *di_bh)
 out_commit:
 	ocfs2_commit_trans(OCFS2_SB(inode->i_sb), handle);
 out:
+	if (ref_tree)
+		ocfs2_unlock_refcount_tree(OCFS2_SB(inode->i_sb), ref_tree, 1);
+	brelse(ref_root_bh);
 	return ret;
 }
 
@@ -2083,6 +2242,84 @@ cleanup:
 	return ret;
 }
 
+static int ocfs2_create_xattr_block(handle_t *handle,
+				    struct inode *inode,
+				    struct buffer_head *inode_bh,
+				    struct ocfs2_alloc_context *meta_ac,
+				    struct buffer_head **ret_bh,
+				    int indexed)
+{
+	int ret;
+	u16 suballoc_bit_start;
+	u32 num_got;
+	u64 first_blkno;
+	struct ocfs2_dinode *di =  (struct ocfs2_dinode *)inode_bh->b_data;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct buffer_head *new_bh = NULL;
+	struct ocfs2_xattr_block *xblk;
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(inode), inode_bh,
+				      OCFS2_JOURNAL_ACCESS_CREATE);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto end;
+	}
+
+	ret = ocfs2_claim_metadata(osb, handle, meta_ac, 1,
+				   &suballoc_bit_start, &num_got,
+				   &first_blkno);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto end;
+	}
+
+	new_bh = sb_getblk(inode->i_sb, first_blkno);
+	ocfs2_set_new_buffer_uptodate(INODE_CACHE(inode), new_bh);
+
+	ret = ocfs2_journal_access_xb(handle, INODE_CACHE(inode),
+				      new_bh,
+				      OCFS2_JOURNAL_ACCESS_CREATE);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto end;
+	}
+
+	/* Initialize ocfs2_xattr_block */
+	xblk = (struct ocfs2_xattr_block *)new_bh->b_data;
+	memset(xblk, 0, inode->i_sb->s_blocksize);
+	strcpy((void *)xblk, OCFS2_XATTR_BLOCK_SIGNATURE);
+	xblk->xb_suballoc_slot = cpu_to_le16(osb->slot_num);
+	xblk->xb_suballoc_bit = cpu_to_le16(suballoc_bit_start);
+	xblk->xb_fs_generation = cpu_to_le32(osb->fs_generation);
+	xblk->xb_blkno = cpu_to_le64(first_blkno);
+
+	if (indexed) {
+		struct ocfs2_xattr_tree_root *xr = &xblk->xb_attrs.xb_root;
+		xr->xt_clusters = cpu_to_le32(1);
+		xr->xt_last_eb_blk = 0;
+		xr->xt_list.l_tree_depth = 0;
+		xr->xt_list.l_count = cpu_to_le16(
+					ocfs2_xattr_recs_per_xb(inode->i_sb));
+		xr->xt_list.l_next_free_rec = cpu_to_le16(1);
+		xblk->xb_flags = cpu_to_le16(OCFS2_XATTR_INDEXED);
+	}
+
+	ret = ocfs2_journal_dirty(handle, new_bh);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto end;
+	}
+	di->i_xattr_loc = cpu_to_le64(first_blkno);
+	ocfs2_journal_dirty(handle, inode_bh);
+
+	*ret_bh = new_bh;
+	new_bh = NULL;
+
+end:
+	brelse(new_bh);
+	return ret;
+}
+
 /*
  * ocfs2_xattr_block_set()
  *
@@ -2095,63 +2332,24 @@ static int ocfs2_xattr_block_set(struct inode *inode,
 				 struct ocfs2_xattr_set_ctxt *ctxt)
 {
 	struct buffer_head *new_bh = NULL;
-	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
-	struct ocfs2_dinode *di =  (struct ocfs2_dinode *)xs->inode_bh->b_data;
 	handle_t *handle = ctxt->handle;
 	struct ocfs2_xattr_block *xblk = NULL;
-	u16 suballoc_bit_start;
-	u32 num_got;
-	u64 first_blkno;
 	int ret;
 
 	if (!xs->xattr_bh) {
-		ret = ocfs2_journal_access_di(handle, inode, xs->inode_bh,
-					      OCFS2_JOURNAL_ACCESS_CREATE);
-		if (ret < 0) {
-			mlog_errno(ret);
-			goto end;
-		}
-
-		ret = ocfs2_claim_metadata(osb, handle, ctxt->meta_ac, 1,
-					   &suballoc_bit_start, &num_got,
-					   &first_blkno);
-		if (ret < 0) {
-			mlog_errno(ret);
-			goto end;
-		}
-
-		new_bh = sb_getblk(inode->i_sb, first_blkno);
-		ocfs2_set_new_buffer_uptodate(inode, new_bh);
-
-		ret = ocfs2_journal_access_xb(handle, inode, new_bh,
-					      OCFS2_JOURNAL_ACCESS_CREATE);
-		if (ret < 0) {
+		ret = ocfs2_create_xattr_block(handle, inode, xs->inode_bh,
+					       ctxt->meta_ac, &new_bh, 0);
+		if (ret) {
 			mlog_errno(ret);
 			goto end;
 		}
 
-		/* Initialize ocfs2_xattr_block */
 		xs->xattr_bh = new_bh;
-		xblk = (struct ocfs2_xattr_block *)new_bh->b_data;
-		memset(xblk, 0, inode->i_sb->s_blocksize);
-		strcpy((void *)xblk, OCFS2_XATTR_BLOCK_SIGNATURE);
-		xblk->xb_suballoc_slot = cpu_to_le16(osb->slot_num);
-		xblk->xb_suballoc_bit = cpu_to_le16(suballoc_bit_start);
-		xblk->xb_fs_generation = cpu_to_le32(osb->fs_generation);
-		xblk->xb_blkno = cpu_to_le64(first_blkno);
-
+		xblk = (struct ocfs2_xattr_block *)xs->xattr_bh->b_data;
 		xs->header = &xblk->xb_attrs.xb_header;
 		xs->base = (void *)xs->header;
 		xs->end = (void *)xblk + inode->i_sb->s_blocksize;
 		xs->here = xs->header->xh_entries;
-
-		ret = ocfs2_journal_dirty(handle, new_bh);
-		if (ret < 0) {
-			mlog_errno(ret);
-			goto end;
-		}
-		di->i_xattr_loc = cpu_to_le64(first_blkno);
-		ocfs2_journal_dirty(handle, xs->inode_bh);
 	} else
 		xblk = (struct ocfs2_xattr_block *)xs->xattr_bh->b_data;
 
@@ -2273,7 +2471,7 @@ static int ocfs2_calc_xattr_set_need(struct inode *inode,
 		old_in_xb = 1;
 
 		if (le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED) {
-			ret = ocfs2_xattr_bucket_get_name_value(inode,
+			ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb,
 							bucket_xh(xbs->bucket),
 							i, &block_off,
 							&name_offset);
@@ -2428,6 +2626,7 @@ static int ocfs2_init_xattr_set_ctxt(struct inode *inode,
 				     struct ocfs2_xattr_search *xis,
 				     struct ocfs2_xattr_search *xbs,
 				     struct ocfs2_xattr_set_ctxt *ctxt,
+				     int extra_meta,
 				     int *credits)
 {
 	int clusters_add, meta_add, ret;
@@ -2444,6 +2643,7 @@ static int ocfs2_init_xattr_set_ctxt(struct inode *inode,
 		return ret;
 	}
 
+	meta_add += extra_meta;
 	mlog(0, "Set xattr %s, reserve meta blocks = %d, clusters = %d, "
 	     "credits = %d\n", xi->name, meta_add, clusters_add, *credits);
 
@@ -2598,7 +2798,7 @@ static int __ocfs2_xattr_set_handle(struct inode *inode,
 
 	if (!ret) {
 		/* Update inode ctime. */
-		ret = ocfs2_journal_access_di(ctxt->handle, inode,
+		ret = ocfs2_journal_access_di(ctxt->handle, INODE_CACHE(inode),
 					      xis->inode_bh,
 					      OCFS2_JOURNAL_ACCESS_WRITE);
 		if (ret) {
@@ -2711,10 +2911,11 @@ int ocfs2_xattr_set(struct inode *inode,
 {
 	struct buffer_head *di_bh = NULL;
 	struct ocfs2_dinode *di;
-	int ret, credits;
+	int ret, credits, ref_meta = 0, ref_credits = 0;
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
 	struct inode *tl_inode = osb->osb_tl_inode;
 	struct ocfs2_xattr_set_ctxt ctxt = { NULL, NULL, };
+	struct ocfs2_refcount_tree *ref_tree = NULL;
 
 	struct ocfs2_xattr_info xi = {
 		.name_index = name_index,
@@ -2779,6 +2980,17 @@ int ocfs2_xattr_set(struct inode *inode,
 			goto cleanup;
 	}
 
+	/* Check whether the value is refcounted and do some prepartion. */
+	if (OCFS2_I(inode)->ip_dyn_features & OCFS2_HAS_REFCOUNT_FL &&
+	    (!xis.not_found || !xbs.not_found)) {
+		ret = ocfs2_prepare_refcount_xattr(inode, di, &xi,
+						   &xis, &xbs, &ref_tree,
+						   &ref_meta, &ref_credits);
+		if (ret) {
+			mlog_errno(ret);
+			goto cleanup;
+		}
+	}
 
 	mutex_lock(&tl_inode->i_mutex);
 
@@ -2793,7 +3005,7 @@ int ocfs2_xattr_set(struct inode *inode,
 	mutex_unlock(&tl_inode->i_mutex);
 
 	ret = ocfs2_init_xattr_set_ctxt(inode, di, &xi, &xis,
-					&xbs, &ctxt, &credits);
+					&xbs, &ctxt, ref_meta, &credits);
 	if (ret) {
 		mlog_errno(ret);
 		goto cleanup;
@@ -2801,7 +3013,7 @@ int ocfs2_xattr_set(struct inode *inode,
 
 	/* we need to update inode's ctime field, so add credit for it. */
 	credits += OCFS2_INODE_UPDATE_CREDITS;
-	ctxt.handle = ocfs2_start_trans(osb, credits);
+	ctxt.handle = ocfs2_start_trans(osb, credits + ref_credits);
 	if (IS_ERR(ctxt.handle)) {
 		ret = PTR_ERR(ctxt.handle);
 		mlog_errno(ret);
@@ -2819,8 +3031,16 @@ int ocfs2_xattr_set(struct inode *inode,
 	if (ocfs2_dealloc_has_cluster(&ctxt.dealloc))
 		ocfs2_schedule_truncate_log_flush(osb, 1);
 	ocfs2_run_deallocs(osb, &ctxt.dealloc);
+
 cleanup:
+	if (ref_tree)
+		ocfs2_unlock_refcount_tree(osb, ref_tree, 1);
 	up_write(&OCFS2_I(inode)->ip_xattr_sem);
+	if (!value && !ret) {
+		ret = ocfs2_try_remove_refcount_tree(inode, di_bh);
+		if (ret)
+			mlog_errno(ret);
+	}
 	ocfs2_inode_unlock(inode, 1);
 cleanup_nolock:
 	brelse(di_bh);
@@ -2849,7 +3069,8 @@ static int ocfs2_xattr_get_rec(struct inode *inode,
 	u64 e_blkno = 0;
 
 	if (el->l_tree_depth) {
-		ret = ocfs2_find_leaf(inode, el, name_hash, &eb_bh);
+		ret = ocfs2_find_leaf(INODE_CACHE(inode), el, name_hash,
+				      &eb_bh);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
@@ -2931,7 +3152,7 @@ static int ocfs2_find_xe_in_bucket(struct inode *inode,
 		if (cmp)
 			continue;
 
-		ret = ocfs2_xattr_bucket_get_name_value(inode,
+		ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb,
 							xh,
 							i,
 							&block_off,
@@ -3175,7 +3396,7 @@ struct ocfs2_xattr_tree_list {
 	size_t result;
 };
 
-static int ocfs2_xattr_bucket_get_name_value(struct inode *inode,
+static int ocfs2_xattr_bucket_get_name_value(struct super_block *sb,
 					     struct ocfs2_xattr_header *xh,
 					     int index,
 					     int *block_off,
@@ -3188,8 +3409,8 @@ static int ocfs2_xattr_bucket_get_name_value(struct inode *inode,
 
 	name_offset = le16_to_cpu(xh->xh_entries[index].xe_name_offset);
 
-	*block_off = name_offset >> inode->i_sb->s_blocksize_bits;
-	*new_offset = name_offset % inode->i_sb->s_blocksize;
+	*block_off = name_offset >> sb->s_blocksize_bits;
+	*new_offset = name_offset % sb->s_blocksize;
 
 	return 0;
 }
@@ -3209,7 +3430,7 @@ static int ocfs2_list_xattr_bucket(struct inode *inode,
 		prefix = ocfs2_xattr_prefix(type);
 
 		if (prefix) {
-			ret = ocfs2_xattr_bucket_get_name_value(inode,
+			ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb,
 								bucket_xh(bucket),
 								i,
 								&block_off,
@@ -3232,22 +3453,19 @@ static int ocfs2_list_xattr_bucket(struct inode *inode,
 	return ret;
 }
 
-static int ocfs2_xattr_tree_list_index_block(struct inode *inode,
-					     struct ocfs2_xattr_tree_root *xt,
-					     char *buffer,
-					     size_t buffer_size)
+static int ocfs2_iterate_xattr_index_block(struct inode *inode,
+					   struct buffer_head *blk_bh,
+					   xattr_tree_rec_func *rec_func,
+					   void *para)
 {
-	struct ocfs2_extent_list *el = &xt->xt_list;
+	struct ocfs2_xattr_block *xb =
+			(struct ocfs2_xattr_block *)blk_bh->b_data;
+	struct ocfs2_extent_list *el = &xb->xb_attrs.xb_root.xt_list;
 	int ret = 0;
 	u32 name_hash = UINT_MAX, e_cpos = 0, num_clusters = 0;
 	u64 p_blkno = 0;
-	struct ocfs2_xattr_tree_list xl = {
-		.buffer = buffer,
-		.buffer_size = buffer_size,
-		.result = 0,
-	};
 
-	if (le16_to_cpu(el->l_next_free_rec) == 0)
+	if (!el->l_next_free_rec || !rec_func)
 		return 0;
 
 	while (name_hash > 0) {
@@ -3255,16 +3473,15 @@ static int ocfs2_xattr_tree_list_index_block(struct inode *inode,
 					  &e_cpos, &num_clusters, el);
 		if (ret) {
 			mlog_errno(ret);
-			goto out;
+			break;
 		}
 
-		ret = ocfs2_iterate_xattr_buckets(inode, p_blkno, num_clusters,
-						  ocfs2_list_xattr_bucket,
-						  &xl);
+		ret = rec_func(inode, blk_bh, p_blkno, e_cpos,
+			       num_clusters, para);
 		if (ret) {
 			if (ret != -ERANGE)
 				mlog_errno(ret);
-			goto out;
+			break;
 		}
 
 		if (e_cpos == 0)
@@ -3273,6 +3490,37 @@ static int ocfs2_xattr_tree_list_index_block(struct inode *inode,
 		name_hash = e_cpos - 1;
 	}
 
+	return ret;
+
+}
+
+static int ocfs2_list_xattr_tree_rec(struct inode *inode,
+				     struct buffer_head *root_bh,
+				     u64 blkno, u32 cpos, u32 len, void *para)
+{
+	return ocfs2_iterate_xattr_buckets(inode, blkno, len,
+					   ocfs2_list_xattr_bucket, para);
+}
+
+static int ocfs2_xattr_tree_list_index_block(struct inode *inode,
+					     struct buffer_head *blk_bh,
+					     char *buffer,
+					     size_t buffer_size)
+{
+	int ret;
+	struct ocfs2_xattr_tree_list xl = {
+		.buffer = buffer,
+		.buffer_size = buffer_size,
+		.result = 0,
+	};
+
+	ret = ocfs2_iterate_xattr_index_block(inode, blk_bh,
+					      ocfs2_list_xattr_tree_rec, &xl);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
 	ret = xl.result;
 out:
 	return ret;
@@ -3426,7 +3674,7 @@ static int ocfs2_xattr_create_index_block(struct inode *inode,
 	 */
 	down_write(&oi->ip_alloc_sem);
 
-	ret = ocfs2_journal_access_xb(handle, inode, xb_bh,
+	ret = ocfs2_journal_access_xb(handle, INODE_CACHE(inode), xb_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
@@ -4263,9 +4511,9 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
 	     (unsigned long long)OCFS2_I(inode)->ip_blkno,
 	     prev_cpos, (unsigned long long)bucket_blkno(first));
 
-	ocfs2_init_xattr_tree_extent_tree(&et, inode, root_bh);
+	ocfs2_init_xattr_tree_extent_tree(&et, INODE_CACHE(inode), root_bh);
 
-	ret = ocfs2_journal_access_xb(handle, inode, root_bh,
+	ret = ocfs2_journal_access_xb(handle, INODE_CACHE(inode), root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -4319,7 +4567,7 @@ static int ocfs2_add_new_xattr_cluster(struct inode *inode,
 
 	mlog(0, "Insert %u clusters at block %llu for xattr at %u\n",
 	     num_bits, (unsigned long long)block, v_start);
-	ret = ocfs2_insert_extent(osb, handle, inode, &et, v_start, block,
+	ret = ocfs2_insert_extent(handle, &et, v_start, block,
 				  num_bits, 0, ctxt->meta_ac);
 	if (ret < 0) {
 		mlog_errno(ret);
@@ -4798,10 +5046,13 @@ static int ocfs2_xattr_bucket_set_value_outside(struct inode *inode,
 	struct ocfs2_xattr_entry *xe = xs->here;
 	struct ocfs2_xattr_header *xh = bucket_xh(xs->bucket);
 	void *base;
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_access = ocfs2_journal_access,
+	};
 
 	BUG_ON(!xs->base || !xe || ocfs2_xattr_is_local(xe));
 
-	ret = ocfs2_xattr_bucket_get_name_value(inode, xh,
+	ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb, xh,
 						xe - xh->xh_entries,
 						&block_off,
 						&offset);
@@ -4814,8 +5065,10 @@ static int ocfs2_xattr_bucket_set_value_outside(struct inode *inode,
 	xv = (struct ocfs2_xattr_value_root *)(base + offset +
 		 OCFS2_XATTR_SIZE(xe->xe_name_len));
 
+	vb.vb_xv = xv;
+	vb.vb_bh = xs->bucket->bu_bhs[block_off];
 	ret = __ocfs2_xattr_set_value_outside(inode, handle,
-					      xv, val, value_len);
+					      &vb, val, value_len);
 	if (ret)
 		mlog_errno(ret);
 out:
@@ -4826,7 +5079,8 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
 				  struct buffer_head *root_bh,
 				  u64 blkno,
 				  u32 cpos,
-				  u32 len)
+				  u32 len,
+				  void *para)
 {
 	int ret;
 	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
@@ -4838,14 +5092,22 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
 	struct ocfs2_cached_dealloc_ctxt dealloc;
 	struct ocfs2_extent_tree et;
 
-	ocfs2_init_xattr_tree_extent_tree(&et, inode, root_bh);
+	ret = ocfs2_iterate_xattr_buckets(inode, blkno, len,
+					  ocfs2_delete_xattr_in_bucket, para);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	ocfs2_init_xattr_tree_extent_tree(&et, INODE_CACHE(inode), root_bh);
 
 	ocfs2_init_dealloc_ctxt(&dealloc);
 
 	mlog(0, "rm xattr extent rec at %u len = %u, start from %llu\n",
 	     cpos, len, (unsigned long long)blkno);
 
-	ocfs2_remove_xattr_clusters_from_cache(inode, blkno, len);
+	ocfs2_remove_xattr_clusters_from_cache(INODE_CACHE(inode), blkno,
+					       len);
 
 	ret = ocfs2_lock_allocators(inode, &et, 0, 1, NULL, &meta_ac);
 	if (ret) {
@@ -4870,14 +5132,14 @@ static int ocfs2_rm_xattr_cluster(struct inode *inode,
 		goto out;
 	}
 
-	ret = ocfs2_journal_access_xb(handle, inode, root_bh,
+	ret = ocfs2_journal_access_xb(handle, INODE_CACHE(inode), root_bh,
 				      OCFS2_JOURNAL_ACCESS_WRITE);
 	if (ret) {
 		mlog_errno(ret);
 		goto out_commit;
 	}
 
-	ret = ocfs2_remove_extent(inode, &et, cpos, len, handle, meta_ac,
+	ret = ocfs2_remove_extent(handle, &et, cpos, len, meta_ac,
 				  &dealloc);
 	if (ret) {
 		mlog_errno(ret);
@@ -5220,7 +5482,7 @@ static int ocfs2_delete_xattr_in_bucket(struct inode *inode,
 					struct ocfs2_xattr_bucket *bucket,
 					void *para)
 {
-	int ret = 0;
+	int ret = 0, ref_credits;
 	struct ocfs2_xattr_header *xh = bucket_xh(bucket);
 	u16 i;
 	struct ocfs2_xattr_entry *xe;
@@ -5228,7 +5490,9 @@ static int ocfs2_delete_xattr_in_bucket(struct inode *inode,
 	struct ocfs2_xattr_set_ctxt ctxt = {NULL, NULL,};
 	int credits = ocfs2_remove_extent_credits(osb->sb) +
 		ocfs2_blocks_per_xattr_bucket(inode->i_sb);
-
+	struct ocfs2_xattr_value_root *xv;
+	struct ocfs2_rm_xattr_bucket_para *args =
+			(struct ocfs2_rm_xattr_bucket_para *)para;
 
 	ocfs2_init_dealloc_ctxt(&ctxt.dealloc);
 
@@ -5237,7 +5501,16 @@ static int ocfs2_delete_xattr_in_bucket(struct inode *inode,
 		if (ocfs2_xattr_is_local(xe))
 			continue;
 
-		ctxt.handle = ocfs2_start_trans(osb, credits);
+		ret = ocfs2_get_xattr_tree_value_root(inode->i_sb, bucket,
+						      i, &xv, NULL);
+
+		ret = ocfs2_lock_xattr_remove_allocators(inode, xv,
+							 args->ref_ci,
+							 args->ref_root_bh,
+							 &ctxt.meta_ac,
+							 &ref_credits);
+
+		ctxt.handle = ocfs2_start_trans(osb, credits + ref_credits);
 		if (IS_ERR(ctxt.handle)) {
 			ret = PTR_ERR(ctxt.handle);
 			mlog_errno(ret);
@@ -5248,57 +5521,1439 @@ static int ocfs2_delete_xattr_in_bucket(struct inode *inode,
 							i, 0, &ctxt);
 
 		ocfs2_commit_trans(osb, ctxt.handle);
+		if (ctxt.meta_ac) {
+			ocfs2_free_alloc_context(ctxt.meta_ac);
+			ctxt.meta_ac = NULL;
+		}
 		if (ret) {
 			mlog_errno(ret);
 			break;
 		}
 	}
 
+	if (ctxt.meta_ac)
+		ocfs2_free_alloc_context(ctxt.meta_ac);
 	ocfs2_schedule_truncate_log_flush(osb, 1);
 	ocfs2_run_deallocs(osb, &ctxt.dealloc);
 	return ret;
 }
 
-static int ocfs2_delete_xattr_index_block(struct inode *inode,
-					  struct buffer_head *xb_bh)
+/*
+ * Whenever we modify a xattr value root in the bucket(e.g, CoW
+ * or change the extent record flag), we need to recalculate
+ * the metaecc for the whole bucket. So it is done here.
+ *
+ * Note:
+ * We have to give the extra credits for the caller.
+ */
+static int ocfs2_xattr_bucket_post_refcount(struct inode *inode,
+					    handle_t *handle,
+					    void *para)
+{
+	int ret;
+	struct ocfs2_xattr_bucket *bucket =
+			(struct ocfs2_xattr_bucket *)para;
+
+	ret = ocfs2_xattr_bucket_journal_access(handle, bucket,
+						OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	ocfs2_xattr_bucket_journal_dirty(handle, bucket);
+
+	return 0;
+}
+
+/*
+ * Special action we need if the xattr value is refcounted.
+ *
+ * 1. If the xattr is refcounted, lock the tree.
+ * 2. CoW the xattr if we are setting the new value and the value
+ *    will be stored outside.
+ * 3. In other case, decrease_refcount will work for us, so just
+ *    lock the refcount tree, calculate the meta and credits is OK.
+ *
+ * We have to do CoW before ocfs2_init_xattr_set_ctxt since
+ * currently CoW is a completed transaction, while this function
+ * will also lock the allocators and let us deadlock. So we will
+ * CoW the whole xattr value.
+ */
+static int ocfs2_prepare_refcount_xattr(struct inode *inode,
+					struct ocfs2_dinode *di,
+					struct ocfs2_xattr_info *xi,
+					struct ocfs2_xattr_search *xis,
+					struct ocfs2_xattr_search *xbs,
+					struct ocfs2_refcount_tree **ref_tree,
+					int *meta_add,
+					int *credits)
 {
-	struct ocfs2_xattr_block *xb =
-			(struct ocfs2_xattr_block *)xb_bh->b_data;
-	struct ocfs2_extent_list *el = &xb->xb_attrs.xb_root.xt_list;
 	int ret = 0;
-	u32 name_hash = UINT_MAX, e_cpos, num_clusters;
-	u64 p_blkno;
+	struct ocfs2_xattr_block *xb;
+	struct ocfs2_xattr_entry *xe;
+	char *base;
+	u32 p_cluster, num_clusters;
+	unsigned int ext_flags;
+	int name_offset, name_len;
+	struct ocfs2_xattr_value_buf vb;
+	struct ocfs2_xattr_bucket *bucket = NULL;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_post_refcount refcount;
+	struct ocfs2_post_refcount *p = NULL;
+	struct buffer_head *ref_root_bh = NULL;
 
-	if (le16_to_cpu(el->l_next_free_rec) == 0)
-		return 0;
+	if (!xis->not_found) {
+		xe = xis->here;
+		name_offset = le16_to_cpu(xe->xe_name_offset);
+		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
+		base = xis->base;
+		vb.vb_bh = xis->inode_bh;
+		vb.vb_access = ocfs2_journal_access_di;
+	} else {
+		int i, block_off = 0;
+		xb = (struct ocfs2_xattr_block *)xbs->xattr_bh->b_data;
+		xe = xbs->here;
+		name_offset = le16_to_cpu(xe->xe_name_offset);
+		name_len = OCFS2_XATTR_SIZE(xe->xe_name_len);
+		i = xbs->here - xbs->header->xh_entries;
 
-	while (name_hash > 0) {
-		ret = ocfs2_xattr_get_rec(inode, name_hash, &p_blkno,
-					  &e_cpos, &num_clusters, el);
+		if (le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED) {
+			ret = ocfs2_xattr_bucket_get_name_value(inode->i_sb,
+							bucket_xh(xbs->bucket),
+							i, &block_off,
+							&name_offset);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+			base = bucket_block(xbs->bucket, block_off);
+			vb.vb_bh = xbs->bucket->bu_bhs[block_off];
+			vb.vb_access = ocfs2_journal_access;
+
+			if (ocfs2_meta_ecc(osb)) {
+				/*create parameters for ocfs2_post_refcount. */
+				bucket = xbs->bucket;
+				refcount.credits = bucket->bu_blocks;
+				refcount.para = bucket;
+				refcount.func =
+					ocfs2_xattr_bucket_post_refcount;
+				p = &refcount;
+			}
+		} else {
+			base = xbs->base;
+			vb.vb_bh = xbs->xattr_bh;
+			vb.vb_access = ocfs2_journal_access_xb;
+		}
+	}
+
+	if (ocfs2_xattr_is_local(xe))
+		goto out;
+
+	vb.vb_xv = (struct ocfs2_xattr_value_root *)
+				(base + name_offset + name_len);
+
+	ret = ocfs2_xattr_get_clusters(inode, 0, &p_cluster,
+				       &num_clusters, &vb.vb_xv->xr_list,
+				       &ext_flags);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * We just need to check the 1st extent record, since we always
+	 * CoW the whole xattr. So there shouldn't be a xattr with
+	 * some REFCOUNT extent recs after the 1st one.
+	 */
+	if (!(ext_flags & OCFS2_EXT_REFCOUNTED))
+		goto out;
+
+	ret = ocfs2_lock_refcount_tree(osb, le64_to_cpu(di->i_refcount_loc),
+				       1, ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * If we are deleting the xattr or the new size will be stored inside,
+	 * cool, leave it there, the xattr truncate process will remove them
+	 * for us(it still needs the refcount tree lock and the meta, credits).
+	 * And the worse case is that every cluster truncate will split the
+	 * refcount tree, and make the original extent become 3. So we will need
+	 * 2 * cluster more extent recs at most.
+	 */
+	if (!xi->value || xi->value_len <= OCFS2_XATTR_INLINE_SIZE) {
+
+		ret = ocfs2_refcounted_xattr_delete_need(inode,
+							 &(*ref_tree)->rf_ci,
+							 ref_root_bh, vb.vb_xv,
+							 meta_add, credits);
+		if (ret)
+			mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_refcount_cow_xattr(inode, di, &vb,
+				       *ref_tree, ref_root_bh, 0,
+				       le32_to_cpu(vb.vb_xv->xr_clusters), p);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	brelse(ref_root_bh);
+	return ret;
+}
+
+/*
+ * Add the REFCOUNTED flags for all the extent rec in ocfs2_xattr_value_root.
+ * The physical clusters will be added to refcount tree.
+ */
+static int ocfs2_xattr_value_attach_refcount(struct inode *inode,
+				struct ocfs2_xattr_value_root *xv,
+				struct ocfs2_extent_tree *value_et,
+				struct ocfs2_caching_info *ref_ci,
+				struct buffer_head *ref_root_bh,
+				struct ocfs2_cached_dealloc_ctxt *dealloc,
+				struct ocfs2_post_refcount *refcount)
+{
+	int ret = 0;
+	u32 clusters = le32_to_cpu(xv->xr_clusters);
+	u32 cpos, p_cluster, num_clusters;
+	struct ocfs2_extent_list *el = &xv->xr_list;
+	unsigned int ext_flags;
+
+	cpos = 0;
+	while (cpos < clusters) {
+		ret = ocfs2_xattr_get_clusters(inode, cpos, &p_cluster,
+					       &num_clusters, el, &ext_flags);
+
+		cpos += num_clusters;
+		if ((ext_flags & OCFS2_EXT_REFCOUNTED))
+			continue;
+
+		BUG_ON(!p_cluster);
+
+		ret = ocfs2_add_refcount_flag(inode, value_et,
+					      ref_ci, ref_root_bh,
+					      cpos - num_clusters,
+					      p_cluster, num_clusters,
+					      dealloc, refcount);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+	}
+
+	return ret;
+}
+
+/*
+ * Given a normal ocfs2_xattr_header, refcount all the entries which
+ * have value stored outside.
+ * Used for xattrs stored in inode and ocfs2_xattr_block.
+ */
+static int ocfs2_xattr_attach_refcount_normal(struct inode *inode,
+				struct ocfs2_xattr_value_buf *vb,
+				struct ocfs2_xattr_header *header,
+				struct ocfs2_caching_info *ref_ci,
+				struct buffer_head *ref_root_bh,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+
+	struct ocfs2_xattr_entry *xe;
+	struct ocfs2_xattr_value_root *xv;
+	struct ocfs2_extent_tree et;
+	int i, ret = 0;
+
+	for (i = 0; i < le16_to_cpu(header->xh_count); i++) {
+		xe = &header->xh_entries[i];
+
+		if (ocfs2_xattr_is_local(xe))
+			continue;
+
+		xv = (struct ocfs2_xattr_value_root *)((void *)header +
+			le16_to_cpu(xe->xe_name_offset) +
+			OCFS2_XATTR_SIZE(xe->xe_name_len));
+
+		vb->vb_xv = xv;
+		ocfs2_init_xattr_value_extent_tree(&et, INODE_CACHE(inode), vb);
+
+		ret = ocfs2_xattr_value_attach_refcount(inode, xv, &et,
+							ref_ci, ref_root_bh,
+							dealloc, NULL);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+	}
+
+	return ret;
+}
+
+static int ocfs2_xattr_inline_attach_refcount(struct inode *inode,
+				struct buffer_head *fe_bh,
+				struct ocfs2_caching_info *ref_ci,
+				struct buffer_head *ref_root_bh,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)fe_bh->b_data;
+	struct ocfs2_xattr_header *header = (struct ocfs2_xattr_header *)
+				(fe_bh->b_data + inode->i_sb->s_blocksize -
+				le16_to_cpu(di->i_xattr_inline_size));
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_bh = fe_bh,
+		.vb_access = ocfs2_journal_access_di,
+	};
+
+	return ocfs2_xattr_attach_refcount_normal(inode, &vb, header,
+						  ref_ci, ref_root_bh, dealloc);
+}
+
+struct ocfs2_xattr_tree_value_refcount_para {
+	struct ocfs2_caching_info *ref_ci;
+	struct buffer_head *ref_root_bh;
+	struct ocfs2_cached_dealloc_ctxt *dealloc;
+};
+
+static int ocfs2_get_xattr_tree_value_root(struct super_block *sb,
+					   struct ocfs2_xattr_bucket *bucket,
+					   int offset,
+					   struct ocfs2_xattr_value_root **xv,
+					   struct buffer_head **bh)
+{
+	int ret, block_off, name_offset;
+	struct ocfs2_xattr_header *xh = bucket_xh(bucket);
+	struct ocfs2_xattr_entry *xe = &xh->xh_entries[offset];
+	void *base;
+
+	ret = ocfs2_xattr_bucket_get_name_value(sb,
+						bucket_xh(bucket),
+						offset,
+						&block_off,
+						&name_offset);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	base = bucket_block(bucket, block_off);
+
+	*xv = (struct ocfs2_xattr_value_root *)(base + name_offset +
+			 OCFS2_XATTR_SIZE(xe->xe_name_len));
+
+	if (bh)
+		*bh = bucket->bu_bhs[block_off];
+out:
+	return ret;
+}
+
+/*
+ * For a given xattr bucket, refcount all the entries which
+ * have value stored outside.
+ */
+static int ocfs2_xattr_bucket_value_refcount(struct inode *inode,
+					     struct ocfs2_xattr_bucket *bucket,
+					     void *para)
+{
+	int i, ret = 0;
+	struct ocfs2_extent_tree et;
+	struct ocfs2_xattr_tree_value_refcount_para *ref =
+			(struct ocfs2_xattr_tree_value_refcount_para *)para;
+	struct ocfs2_xattr_header *xh =
+			(struct ocfs2_xattr_header *)bucket->bu_bhs[0]->b_data;
+	struct ocfs2_xattr_entry *xe;
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_access = ocfs2_journal_access,
+	};
+	struct ocfs2_post_refcount refcount = {
+		.credits = bucket->bu_blocks,
+		.para = bucket,
+		.func = ocfs2_xattr_bucket_post_refcount,
+	};
+	struct ocfs2_post_refcount *p = NULL;
+
+	/* We only need post_refcount if we support metaecc. */
+	if (ocfs2_meta_ecc(OCFS2_SB(inode->i_sb)))
+		p = &refcount;
+
+	mlog(0, "refcount bucket %llu, count = %u\n",
+	     (unsigned long long)bucket_blkno(bucket),
+	     le16_to_cpu(xh->xh_count));
+	for (i = 0; i < le16_to_cpu(xh->xh_count); i++) {
+		xe = &xh->xh_entries[i];
+
+		if (ocfs2_xattr_is_local(xe))
+			continue;
+
+		ret = ocfs2_get_xattr_tree_value_root(inode->i_sb, bucket, i,
+						      &vb.vb_xv, &vb.vb_bh);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		ocfs2_init_xattr_value_extent_tree(&et,
+						   INODE_CACHE(inode), &vb);
+
+		ret = ocfs2_xattr_value_attach_refcount(inode, vb.vb_xv,
+							&et, ref->ref_ci,
+							ref->ref_root_bh,
+							ref->dealloc, p);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+	}
+
+	return ret;
+
+}
+
+static int ocfs2_refcount_xattr_tree_rec(struct inode *inode,
+				     struct buffer_head *root_bh,
+				     u64 blkno, u32 cpos, u32 len, void *para)
+{
+	return ocfs2_iterate_xattr_buckets(inode, blkno, len,
+					   ocfs2_xattr_bucket_value_refcount,
+					   para);
+}
+
+static int ocfs2_xattr_block_attach_refcount(struct inode *inode,
+				struct buffer_head *blk_bh,
+				struct ocfs2_caching_info *ref_ci,
+				struct buffer_head *ref_root_bh,
+				struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret = 0;
+	struct ocfs2_xattr_block *xb =
+				(struct ocfs2_xattr_block *)blk_bh->b_data;
+
+	if (!(le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED)) {
+		struct ocfs2_xattr_header *header = &xb->xb_attrs.xb_header;
+		struct ocfs2_xattr_value_buf vb = {
+			.vb_bh = blk_bh,
+			.vb_access = ocfs2_journal_access_xb,
+		};
+
+		ret = ocfs2_xattr_attach_refcount_normal(inode, &vb, header,
+							 ref_ci, ref_root_bh,
+							 dealloc);
+	} else {
+		struct ocfs2_xattr_tree_value_refcount_para para = {
+			.ref_ci = ref_ci,
+			.ref_root_bh = ref_root_bh,
+			.dealloc = dealloc,
+		};
+
+		ret = ocfs2_iterate_xattr_index_block(inode, blk_bh,
+						ocfs2_refcount_xattr_tree_rec,
+						&para);
+	}
+
+	return ret;
+}
+
+int ocfs2_xattr_attach_refcount_tree(struct inode *inode,
+				     struct buffer_head *fe_bh,
+				     struct ocfs2_caching_info *ref_ci,
+				     struct buffer_head *ref_root_bh,
+				     struct ocfs2_cached_dealloc_ctxt *dealloc)
+{
+	int ret = 0;
+	struct ocfs2_inode_info *oi = OCFS2_I(inode);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)fe_bh->b_data;
+	struct buffer_head *blk_bh = NULL;
+
+	if (oi->ip_dyn_features & OCFS2_INLINE_XATTR_FL) {
+		ret = ocfs2_xattr_inline_attach_refcount(inode, fe_bh,
+							 ref_ci, ref_root_bh,
+							 dealloc);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
+	}
+
+	if (!di->i_xattr_loc)
+		goto out;
+
+	ret = ocfs2_read_xattr_block(inode, le64_to_cpu(di->i_xattr_loc),
+				     &blk_bh);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_xattr_block_attach_refcount(inode, blk_bh, ref_ci,
+						ref_root_bh, dealloc);
+	if (ret)
+		mlog_errno(ret);
+
+	brelse(blk_bh);
+out:
+
+	return ret;
+}
+
+typedef int (should_xattr_reflinked)(struct ocfs2_xattr_entry *xe);
+/*
+ * Store the information we need in xattr reflink.
+ * old_bh and new_bh are inode bh for the old and new inode.
+ */
+struct ocfs2_xattr_reflink {
+	struct inode *old_inode;
+	struct inode *new_inode;
+	struct buffer_head *old_bh;
+	struct buffer_head *new_bh;
+	struct ocfs2_caching_info *ref_ci;
+	struct buffer_head *ref_root_bh;
+	struct ocfs2_cached_dealloc_ctxt *dealloc;
+	should_xattr_reflinked *xattr_reflinked;
+};
+
+/*
+ * Given a xattr header and xe offset,
+ * return the proper xv and the corresponding bh.
+ * xattr in inode, block and xattr tree have different implementaions.
+ */
+typedef int (get_xattr_value_root)(struct super_block *sb,
+				   struct buffer_head *bh,
+				   struct ocfs2_xattr_header *xh,
+				   int offset,
+				   struct ocfs2_xattr_value_root **xv,
+				   struct buffer_head **ret_bh,
+				   void *para);
+
+/*
+ * Calculate all the xattr value root metadata stored in this xattr header and
+ * credits we need if we create them from the scratch.
+ * We use get_xattr_value_root so that all types of xattr container can use it.
+ */
+static int ocfs2_value_metas_in_xattr_header(struct super_block *sb,
+					     struct buffer_head *bh,
+					     struct ocfs2_xattr_header *xh,
+					     int *metas, int *credits,
+					     int *num_recs,
+					     get_xattr_value_root *func,
+					     void *para)
+{
+	int i, ret = 0;
+	struct ocfs2_xattr_value_root *xv;
+	struct ocfs2_xattr_entry *xe;
+
+	for (i = 0; i < le16_to_cpu(xh->xh_count); i++) {
+		xe = &xh->xh_entries[i];
+		if (ocfs2_xattr_is_local(xe))
+			continue;
+
+		ret = func(sb, bh, xh, i, &xv, NULL, para);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		*metas += le16_to_cpu(xv->xr_list.l_tree_depth) *
+			  le16_to_cpu(xv->xr_list.l_next_free_rec);
+
+		*credits += ocfs2_calc_extend_credits(sb,
+						&def_xv.xv.xr_list,
+						le32_to_cpu(xv->xr_clusters));
+
+		/*
+		 * If the value is a tree with depth > 1, We don't go deep
+		 * to the extent block, so just calculate a maximum record num.
+		 */
+		if (!xv->xr_list.l_tree_depth)
+			*num_recs += xv->xr_list.l_next_free_rec;
+		else
+			*num_recs += ocfs2_clusters_for_bytes(sb,
+							      XATTR_SIZE_MAX);
+	}
+
+	return ret;
+}
+
+/* Used by xattr inode and block to return the right xv and buffer_head. */
+static int ocfs2_get_xattr_value_root(struct super_block *sb,
+				      struct buffer_head *bh,
+				      struct ocfs2_xattr_header *xh,
+				      int offset,
+				      struct ocfs2_xattr_value_root **xv,
+				      struct buffer_head **ret_bh,
+				      void *para)
+{
+	struct ocfs2_xattr_entry *xe = &xh->xh_entries[offset];
+
+	*xv = (struct ocfs2_xattr_value_root *)((void *)xh +
+		le16_to_cpu(xe->xe_name_offset) +
+		OCFS2_XATTR_SIZE(xe->xe_name_len));
+
+	if (ret_bh)
+		*ret_bh = bh;
+
+	return 0;
+}
+
+/*
+ * Lock the meta_ac and caculate how much credits we need for reflink xattrs.
+ * It is only used for inline xattr and xattr block.
+ */
+static int ocfs2_reflink_lock_xattr_allocators(struct ocfs2_super *osb,
+					struct ocfs2_xattr_header *xh,
+					struct buffer_head *ref_root_bh,
+					int *credits,
+					struct ocfs2_alloc_context **meta_ac)
+{
+	int ret, meta_add = 0, num_recs = 0;
+	struct ocfs2_refcount_block *rb =
+			(struct ocfs2_refcount_block *)ref_root_bh->b_data;
+
+	*credits = 0;
+
+	ret = ocfs2_value_metas_in_xattr_header(osb->sb, NULL, xh,
+						&meta_add, credits, &num_recs,
+						ocfs2_get_xattr_value_root,
+						NULL);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	/*
+	 * We need to add/modify num_recs in refcount tree, so just calculate
+	 * an approximate number we need for refcount tree change.
+	 * Sometimes we need to split the tree, and after split,  half recs
+	 * will be moved to the new block, and a new block can only provide
+	 * half number of recs. So we multiple new blocks by 2.
+	 */
+	num_recs = num_recs / ocfs2_refcount_recs_per_rb(osb->sb) * 2;
+	meta_add += num_recs;
+	*credits += num_recs + num_recs * OCFS2_EXPAND_REFCOUNT_TREE_CREDITS;
+	if (le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL)
+		*credits += le16_to_cpu(rb->rf_list.l_tree_depth) *
+			    le16_to_cpu(rb->rf_list.l_next_free_rec) + 1;
+	else
+		*credits += 1;
+
+	ret = ocfs2_reserve_new_metadata_blocks(osb, meta_add, meta_ac);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	return ret;
+}
 
-		ret = ocfs2_iterate_xattr_buckets(inode, p_blkno, num_clusters,
-						  ocfs2_delete_xattr_in_bucket,
-						  NULL);
+/*
+ * Given a xattr header, reflink all the xattrs in this container.
+ * It can be used for inode, block and bucket.
+ *
+ * NOTE:
+ * Before we call this function, the caller has memcpy the xattr in
+ * old_xh to the new_xh.
+ *
+ * If args.xattr_reflinked is set, call it to decide whether the xe should
+ * be reflinked or not. If not, remove it from the new xattr header.
+ */
+static int ocfs2_reflink_xattr_header(handle_t *handle,
+				      struct ocfs2_xattr_reflink *args,
+				      struct buffer_head *old_bh,
+				      struct ocfs2_xattr_header *xh,
+				      struct buffer_head *new_bh,
+				      struct ocfs2_xattr_header *new_xh,
+				      struct ocfs2_xattr_value_buf *vb,
+				      struct ocfs2_alloc_context *meta_ac,
+				      get_xattr_value_root *func,
+				      void *para)
+{
+	int ret = 0, i, j;
+	struct super_block *sb = args->old_inode->i_sb;
+	struct buffer_head *value_bh;
+	struct ocfs2_xattr_entry *xe, *last;
+	struct ocfs2_xattr_value_root *xv, *new_xv;
+	struct ocfs2_extent_tree data_et;
+	u32 clusters, cpos, p_cluster, num_clusters;
+	unsigned int ext_flags = 0;
+
+	mlog(0, "reflink xattr in container %llu, count = %u\n",
+	     (unsigned long long)old_bh->b_blocknr, le16_to_cpu(xh->xh_count));
+
+	last = &new_xh->xh_entries[le16_to_cpu(new_xh->xh_count)];
+	for (i = 0, j = 0; i < le16_to_cpu(xh->xh_count); i++, j++) {
+		xe = &xh->xh_entries[i];
+
+		if (args->xattr_reflinked && !args->xattr_reflinked(xe)) {
+			xe = &new_xh->xh_entries[j];
+
+			le16_add_cpu(&new_xh->xh_count, -1);
+			if (new_xh->xh_count) {
+				memmove(xe, xe + 1,
+					(void *)last - (void *)xe);
+				memset(last, 0,
+				       sizeof(struct ocfs2_xattr_entry));
+			}
+
+			/*
+			 * We don't want j to increase in the next round since
+			 * it is already moved ahead.
+			 */
+			j--;
+			continue;
+		}
+
+		if (ocfs2_xattr_is_local(xe))
+			continue;
+
+		ret = func(sb, old_bh, xh, i, &xv, NULL, para);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		ret = func(sb, new_bh, new_xh, j, &new_xv, &value_bh, para);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		/*
+		 * For the xattr which has l_tree_depth = 0, all the extent
+		 * recs have already be copied to the new xh with the
+		 * propriate OCFS2_EXT_REFCOUNTED flag we just need to
+		 * increase the refount count int the refcount tree.
+		 *
+		 * For the xattr which has l_tree_depth > 0, we need
+		 * to initialize it to the empty default value root,
+		 * and then insert the extents one by one.
+		 */
+		if (xv->xr_list.l_tree_depth) {
+			memcpy(new_xv, &def_xv, sizeof(def_xv));
+			vb->vb_xv = new_xv;
+			vb->vb_bh = value_bh;
+			ocfs2_init_xattr_value_extent_tree(&data_et,
+					INODE_CACHE(args->new_inode), vb);
+		}
+
+		clusters = le32_to_cpu(xv->xr_clusters);
+		cpos = 0;
+		while (cpos < clusters) {
+			ret = ocfs2_xattr_get_clusters(args->old_inode,
+						       cpos,
+						       &p_cluster,
+						       &num_clusters,
+						       &xv->xr_list,
+						       &ext_flags);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+
+			BUG_ON(!p_cluster);
+
+			if (xv->xr_list.l_tree_depth) {
+				ret = ocfs2_insert_extent(handle,
+						&data_et, cpos,
+						ocfs2_clusters_to_blocks(
+							args->old_inode->i_sb,
+							p_cluster),
+						num_clusters, ext_flags,
+						meta_ac);
+				if (ret) {
+					mlog_errno(ret);
+					goto out;
+				}
+			}
+
+			ret = ocfs2_increase_refcount(handle, args->ref_ci,
+						      args->ref_root_bh,
+						      p_cluster, num_clusters,
+						      meta_ac, args->dealloc);
+			if (ret) {
+				mlog_errno(ret);
+				goto out;
+			}
+
+			cpos += num_clusters;
+		}
+	}
+
+out:
+	return ret;
+}
+
+static int ocfs2_reflink_xattr_inline(struct ocfs2_xattr_reflink *args)
+{
+	int ret = 0, credits = 0;
+	handle_t *handle;
+	struct ocfs2_super *osb = OCFS2_SB(args->old_inode->i_sb);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)args->old_bh->b_data;
+	int inline_size = le16_to_cpu(di->i_xattr_inline_size);
+	int header_off = osb->sb->s_blocksize - inline_size;
+	struct ocfs2_xattr_header *xh = (struct ocfs2_xattr_header *)
+					(args->old_bh->b_data + header_off);
+	struct ocfs2_xattr_header *new_xh = (struct ocfs2_xattr_header *)
+					(args->new_bh->b_data + header_off);
+	struct ocfs2_alloc_context *meta_ac = NULL;
+	struct ocfs2_inode_info *new_oi;
+	struct ocfs2_dinode *new_di;
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_bh = args->new_bh,
+		.vb_access = ocfs2_journal_access_di,
+	};
+
+	ret = ocfs2_reflink_lock_xattr_allocators(osb, xh, args->ref_root_bh,
+						  &credits, &meta_ac);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_journal_access_di(handle, INODE_CACHE(args->new_inode),
+				      args->new_bh, OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	memcpy(args->new_bh->b_data + header_off,
+	       args->old_bh->b_data + header_off, inline_size);
+
+	new_di = (struct ocfs2_dinode *)args->new_bh->b_data;
+	new_di->i_xattr_inline_size = cpu_to_le16(inline_size);
+
+	ret = ocfs2_reflink_xattr_header(handle, args, args->old_bh, xh,
+					 args->new_bh, new_xh, &vb, meta_ac,
+					 ocfs2_get_xattr_value_root, NULL);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	new_oi = OCFS2_I(args->new_inode);
+	spin_lock(&new_oi->ip_lock);
+	new_oi->ip_dyn_features |= OCFS2_HAS_XATTR_FL | OCFS2_INLINE_XATTR_FL;
+	new_di->i_dyn_features = cpu_to_le16(new_oi->ip_dyn_features);
+	spin_unlock(&new_oi->ip_lock);
+
+	ocfs2_journal_dirty(handle, args->new_bh);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+
+out:
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+	return ret;
+}
+
+static int ocfs2_create_empty_xattr_block(struct inode *inode,
+					  struct buffer_head *fe_bh,
+					  struct buffer_head **ret_bh,
+					  int indexed)
+{
+	int ret;
+	handle_t *handle;
+	struct ocfs2_alloc_context *meta_ac;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+
+	ret = ocfs2_reserve_new_metadata_blocks(osb, 1, &meta_ac);
+	if (ret < 0) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	handle = ocfs2_start_trans(osb, OCFS2_XATTR_BLOCK_CREATE_CREDITS);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	mlog(0, "create new xattr block for inode %llu, index = %d\n",
+	     (unsigned long long)fe_bh->b_blocknr, indexed);
+	ret = ocfs2_create_xattr_block(handle, inode, fe_bh,
+				       meta_ac, ret_bh, indexed);
+	if (ret)
+		mlog_errno(ret);
+
+	ocfs2_commit_trans(osb, handle);
+out:
+	ocfs2_free_alloc_context(meta_ac);
+	return ret;
+}
+
+static int ocfs2_reflink_xattr_block(struct ocfs2_xattr_reflink *args,
+				     struct buffer_head *blk_bh,
+				     struct buffer_head *new_blk_bh)
+{
+	int ret = 0, credits = 0;
+	handle_t *handle;
+	struct ocfs2_inode_info *new_oi = OCFS2_I(args->new_inode);
+	struct ocfs2_dinode *new_di;
+	struct ocfs2_super *osb = OCFS2_SB(args->new_inode->i_sb);
+	int header_off = offsetof(struct ocfs2_xattr_block, xb_attrs.xb_header);
+	struct ocfs2_xattr_block *xb =
+			(struct ocfs2_xattr_block *)blk_bh->b_data;
+	struct ocfs2_xattr_header *xh = &xb->xb_attrs.xb_header;
+	struct ocfs2_xattr_block *new_xb =
+			(struct ocfs2_xattr_block *)new_blk_bh->b_data;
+	struct ocfs2_xattr_header *new_xh = &new_xb->xb_attrs.xb_header;
+	struct ocfs2_alloc_context *meta_ac;
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_bh = new_blk_bh,
+		.vb_access = ocfs2_journal_access_xb,
+	};
+
+	ret = ocfs2_reflink_lock_xattr_allocators(osb, xh, args->ref_root_bh,
+						  &credits, &meta_ac);
+	if (ret) {
+		mlog_errno(ret);
+		return ret;
+	}
+
+	/* One more credits in case we need to add xattr flags in new inode. */
+	handle = ocfs2_start_trans(osb, credits + 1);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (!(new_oi->ip_dyn_features & OCFS2_HAS_XATTR_FL)) {
+		ret = ocfs2_journal_access_di(handle,
+					      INODE_CACHE(args->new_inode),
+					      args->new_bh,
+					      OCFS2_JOURNAL_ACCESS_WRITE);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_commit;
+		}
+	}
+
+	ret = ocfs2_journal_access_xb(handle, INODE_CACHE(args->new_inode),
+				      new_blk_bh, OCFS2_JOURNAL_ACCESS_WRITE);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	memcpy(new_blk_bh->b_data + header_off, blk_bh->b_data + header_off,
+	       osb->sb->s_blocksize - header_off);
+
+	ret = ocfs2_reflink_xattr_header(handle, args, blk_bh, xh,
+					 new_blk_bh, new_xh, &vb, meta_ac,
+					 ocfs2_get_xattr_value_root, NULL);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	ocfs2_journal_dirty(handle, new_blk_bh);
+
+	if (!(new_oi->ip_dyn_features & OCFS2_HAS_XATTR_FL)) {
+		new_di = (struct ocfs2_dinode *)args->new_bh->b_data;
+		spin_lock(&new_oi->ip_lock);
+		new_oi->ip_dyn_features |= OCFS2_HAS_XATTR_FL;
+		new_di->i_dyn_features = cpu_to_le16(new_oi->ip_dyn_features);
+		spin_unlock(&new_oi->ip_lock);
+
+		ocfs2_journal_dirty(handle, args->new_bh);
+	}
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+
+out:
+	ocfs2_free_alloc_context(meta_ac);
+	return ret;
+}
+
+struct ocfs2_reflink_xattr_tree_args {
+	struct ocfs2_xattr_reflink *reflink;
+	struct buffer_head *old_blk_bh;
+	struct buffer_head *new_blk_bh;
+	struct ocfs2_xattr_bucket *old_bucket;
+	struct ocfs2_xattr_bucket *new_bucket;
+};
+
+/*
+ * NOTE:
+ * We have to handle the case that both old bucket and new bucket
+ * will call this function to get the right ret_bh.
+ * So The caller must give us the right bh.
+ */
+static int ocfs2_get_reflink_xattr_value_root(struct super_block *sb,
+					struct buffer_head *bh,
+					struct ocfs2_xattr_header *xh,
+					int offset,
+					struct ocfs2_xattr_value_root **xv,
+					struct buffer_head **ret_bh,
+					void *para)
+{
+	struct ocfs2_reflink_xattr_tree_args *args =
+			(struct ocfs2_reflink_xattr_tree_args *)para;
+	struct ocfs2_xattr_bucket *bucket;
+
+	if (bh == args->old_bucket->bu_bhs[0])
+		bucket = args->old_bucket;
+	else
+		bucket = args->new_bucket;
+
+	return ocfs2_get_xattr_tree_value_root(sb, bucket, offset,
+					       xv, ret_bh);
+}
+
+struct ocfs2_value_tree_metas {
+	int num_metas;
+	int credits;
+	int num_recs;
+};
+
+static int ocfs2_value_tree_metas_in_bucket(struct super_block *sb,
+					struct buffer_head *bh,
+					struct ocfs2_xattr_header *xh,
+					int offset,
+					struct ocfs2_xattr_value_root **xv,
+					struct buffer_head **ret_bh,
+					void *para)
+{
+	struct ocfs2_xattr_bucket *bucket =
+				(struct ocfs2_xattr_bucket *)para;
+
+	return ocfs2_get_xattr_tree_value_root(sb, bucket, offset,
+					       xv, ret_bh);
+}
+
+static int ocfs2_calc_value_tree_metas(struct inode *inode,
+				      struct ocfs2_xattr_bucket *bucket,
+				      void *para)
+{
+	struct ocfs2_value_tree_metas *metas =
+			(struct ocfs2_value_tree_metas *)para;
+	struct ocfs2_xattr_header *xh =
+			(struct ocfs2_xattr_header *)bucket->bu_bhs[0]->b_data;
+
+	/* Add the credits for this bucket first. */
+	metas->credits += bucket->bu_blocks;
+	return ocfs2_value_metas_in_xattr_header(inode->i_sb, bucket->bu_bhs[0],
+					xh, &metas->num_metas,
+					&metas->credits, &metas->num_recs,
+					ocfs2_value_tree_metas_in_bucket,
+					bucket);
+}
+
+/*
+ * Given a xattr extent rec starting from blkno and having len clusters,
+ * iterate all the buckets calculate how much metadata we need for reflinking
+ * all the ocfs2_xattr_value_root and lock the allocators accordingly.
+ */
+static int ocfs2_lock_reflink_xattr_rec_allocators(
+				struct ocfs2_reflink_xattr_tree_args *args,
+				struct ocfs2_extent_tree *xt_et,
+				u64 blkno, u32 len, int *credits,
+				struct ocfs2_alloc_context **meta_ac,
+				struct ocfs2_alloc_context **data_ac)
+{
+	int ret, num_free_extents;
+	struct ocfs2_value_tree_metas metas;
+	struct ocfs2_super *osb = OCFS2_SB(args->reflink->old_inode->i_sb);
+	struct ocfs2_refcount_block *rb;
+
+	memset(&metas, 0, sizeof(metas));
+
+	ret = ocfs2_iterate_xattr_buckets(args->reflink->old_inode, blkno, len,
+					  ocfs2_calc_value_tree_metas, &metas);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	*credits = metas.credits;
+
+	/*
+	 * Calculate we need for refcount tree change.
+	 *
+	 * We need to add/modify num_recs in refcount tree, so just calculate
+	 * an approximate number we need for refcount tree change.
+	 * Sometimes we need to split the tree, and after split,  half recs
+	 * will be moved to the new block, and a new block can only provide
+	 * half number of recs. So we multiple new blocks by 2.
+	 * In the end, we have to add credits for modifying the already
+	 * existed refcount block.
+	 */
+	rb = (struct ocfs2_refcount_block *)args->reflink->ref_root_bh->b_data;
+	metas.num_recs =
+		(metas.num_recs + ocfs2_refcount_recs_per_rb(osb->sb) - 1) /
+		 ocfs2_refcount_recs_per_rb(osb->sb) * 2;
+	metas.num_metas += metas.num_recs;
+	*credits += metas.num_recs +
+		    metas.num_recs * OCFS2_EXPAND_REFCOUNT_TREE_CREDITS;
+	if (le32_to_cpu(rb->rf_flags) & OCFS2_REFCOUNT_TREE_FL)
+		*credits += le16_to_cpu(rb->rf_list.l_tree_depth) *
+			    le16_to_cpu(rb->rf_list.l_next_free_rec) + 1;
+	else
+		*credits += 1;
+
+	/* count in the xattr tree change. */
+	num_free_extents = ocfs2_num_free_extents(osb, xt_et);
+	if (num_free_extents < 0) {
+		ret = num_free_extents;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (num_free_extents < len)
+		metas.num_metas += ocfs2_extend_meta_needed(xt_et->et_root_el);
+
+	*credits += ocfs2_calc_extend_credits(osb->sb,
+					      xt_et->et_root_el, len);
+
+	if (metas.num_metas) {
+		ret = ocfs2_reserve_new_metadata_blocks(osb, metas.num_metas,
+							meta_ac);
 		if (ret) {
 			mlog_errno(ret);
 			goto out;
 		}
+	}
 
-		ret = ocfs2_rm_xattr_cluster(inode, xb_bh,
-					     p_blkno, e_cpos, num_clusters);
+	if (len) {
+		ret = ocfs2_reserve_clusters(osb, len, data_ac);
+		if (ret)
+			mlog_errno(ret);
+	}
+out:
+	if (ret) {
+		if (*meta_ac) {
+			ocfs2_free_alloc_context(*meta_ac);
+			meta_ac = NULL;
+		}
+	}
+
+	return ret;
+}
+
+static int ocfs2_reflink_xattr_buckets(handle_t *handle,
+				u64 blkno, u64 new_blkno, u32 clusters,
+				struct ocfs2_alloc_context *meta_ac,
+				struct ocfs2_alloc_context *data_ac,
+				struct ocfs2_reflink_xattr_tree_args *args)
+{
+	int i, j, ret = 0;
+	struct super_block *sb = args->reflink->old_inode->i_sb;
+	u32 bpc = ocfs2_xattr_buckets_per_cluster(OCFS2_SB(sb));
+	u32 num_buckets = clusters * bpc;
+	int bpb = args->old_bucket->bu_blocks;
+	struct ocfs2_xattr_value_buf vb = {
+		.vb_access = ocfs2_journal_access,
+	};
+
+	for (i = 0; i < num_buckets; i++, blkno += bpb, new_blkno += bpb) {
+		ret = ocfs2_read_xattr_bucket(args->old_bucket, blkno);
 		if (ret) {
 			mlog_errno(ret);
 			break;
 		}
 
-		if (e_cpos == 0)
+		ret = ocfs2_init_xattr_bucket(args->new_bucket, new_blkno);
+		if (ret) {
+			mlog_errno(ret);
 			break;
+		}
 
-		name_hash = e_cpos - 1;
+		/*
+		 * The real bucket num in this series of blocks is stored
+		 * in the 1st bucket.
+		 */
+		if (i == 0)
+			num_buckets = le16_to_cpu(
+				bucket_xh(args->old_bucket)->xh_num_buckets);
+
+		ret = ocfs2_xattr_bucket_journal_access(handle,
+						args->new_bucket,
+						OCFS2_JOURNAL_ACCESS_CREATE);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		for (j = 0; j < bpb; j++)
+			memcpy(bucket_block(args->new_bucket, j),
+			       bucket_block(args->old_bucket, j),
+			       sb->s_blocksize);
+
+		ocfs2_xattr_bucket_journal_dirty(handle, args->new_bucket);
+
+		ret = ocfs2_reflink_xattr_header(handle, args->reflink,
+					args->old_bucket->bu_bhs[0],
+					bucket_xh(args->old_bucket),
+					args->new_bucket->bu_bhs[0],
+					bucket_xh(args->new_bucket),
+					&vb, meta_ac,
+					ocfs2_get_reflink_xattr_value_root,
+					args);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		/*
+		 * Re-access and dirty the bucket to calculate metaecc.
+		 * Because we may extend the transaction in reflink_xattr_header
+		 * which will let the already accessed block gone.
+		 */
+		ret = ocfs2_xattr_bucket_journal_access(handle,
+						args->new_bucket,
+						OCFS2_JOURNAL_ACCESS_WRITE);
+		if (ret) {
+			mlog_errno(ret);
+			break;
+		}
+
+		ocfs2_xattr_bucket_journal_dirty(handle, args->new_bucket);
+		ocfs2_xattr_bucket_relse(args->old_bucket);
+		ocfs2_xattr_bucket_relse(args->new_bucket);
+	}
+
+	ocfs2_xattr_bucket_relse(args->old_bucket);
+	ocfs2_xattr_bucket_relse(args->new_bucket);
+	return ret;
+}
+/*
+ * Create the same xattr extent record in the new inode's xattr tree.
+ */
+static int ocfs2_reflink_xattr_rec(struct inode *inode,
+				   struct buffer_head *root_bh,
+				   u64 blkno,
+				   u32 cpos,
+				   u32 len,
+				   void *para)
+{
+	int ret, credits = 0;
+	u32 p_cluster, num_clusters;
+	u64 new_blkno;
+	handle_t *handle;
+	struct ocfs2_reflink_xattr_tree_args *args =
+			(struct ocfs2_reflink_xattr_tree_args *)para;
+	struct ocfs2_super *osb = OCFS2_SB(inode->i_sb);
+	struct ocfs2_alloc_context *meta_ac = NULL;
+	struct ocfs2_alloc_context *data_ac = NULL;
+	struct ocfs2_extent_tree et;
+
+	ocfs2_init_xattr_tree_extent_tree(&et,
+					  INODE_CACHE(args->reflink->new_inode),
+					  args->new_blk_bh);
+
+	ret = ocfs2_lock_reflink_xattr_rec_allocators(args, &et, blkno,
+						      len, &credits,
+						      &meta_ac, &data_ac);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	handle = ocfs2_start_trans(osb, credits);
+	if (IS_ERR(handle)) {
+		ret = PTR_ERR(handle);
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_claim_clusters(osb, handle, data_ac,
+				   len, &p_cluster, &num_clusters);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	new_blkno = ocfs2_clusters_to_blocks(osb->sb, p_cluster);
+
+	mlog(0, "reflink xattr buckets %llu to %llu, len %u\n",
+	     (unsigned long long)blkno, (unsigned long long)new_blkno, len);
+	ret = ocfs2_reflink_xattr_buckets(handle, blkno, new_blkno, len,
+					  meta_ac, data_ac, args);
+	if (ret) {
+		mlog_errno(ret);
+		goto out_commit;
+	}
+
+	mlog(0, "insert new xattr extent rec start %llu len %u to %u\n",
+	     (unsigned long long)new_blkno, len, cpos);
+	ret = ocfs2_insert_extent(handle, &et, cpos, new_blkno,
+				  len, 0, meta_ac);
+	if (ret)
+		mlog_errno(ret);
+
+out_commit:
+	ocfs2_commit_trans(osb, handle);
+
+out:
+	if (meta_ac)
+		ocfs2_free_alloc_context(meta_ac);
+	if (data_ac)
+		ocfs2_free_alloc_context(data_ac);
+	return ret;
+}
+
+/*
+ * Create reflinked xattr buckets.
+ * We will add bucket one by one, and refcount all the xattrs in the bucket
+ * if they are stored outside.
+ */
+static int ocfs2_reflink_xattr_tree(struct ocfs2_xattr_reflink *args,
+				    struct buffer_head *blk_bh,
+				    struct buffer_head *new_blk_bh)
+{
+	int ret;
+	struct ocfs2_reflink_xattr_tree_args para;
+
+	memset(&para, 0, sizeof(para));
+	para.reflink = args;
+	para.old_blk_bh = blk_bh;
+	para.new_blk_bh = new_blk_bh;
+
+	para.old_bucket = ocfs2_xattr_bucket_new(args->old_inode);
+	if (!para.old_bucket) {
+		mlog_errno(-ENOMEM);
+		return -ENOMEM;
+	}
+
+	para.new_bucket = ocfs2_xattr_bucket_new(args->new_inode);
+	if (!para.new_bucket) {
+		ret = -ENOMEM;
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ret = ocfs2_iterate_xattr_index_block(args->old_inode, blk_bh,
+					      ocfs2_reflink_xattr_rec,
+					      &para);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	ocfs2_xattr_bucket_free(para.old_bucket);
+	ocfs2_xattr_bucket_free(para.new_bucket);
+	return ret;
+}
+
+static int ocfs2_reflink_xattr_in_block(struct ocfs2_xattr_reflink *args,
+					struct buffer_head *blk_bh)
+{
+	int ret, indexed = 0;
+	struct buffer_head *new_blk_bh = NULL;
+	struct ocfs2_xattr_block *xb =
+			(struct ocfs2_xattr_block *)blk_bh->b_data;
+
+
+	if (le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED)
+		indexed = 1;
+
+	ret = ocfs2_create_empty_xattr_block(args->new_inode, args->new_bh,
+					     &new_blk_bh, indexed);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	if (!(le16_to_cpu(xb->xb_flags) & OCFS2_XATTR_INDEXED))
+		ret = ocfs2_reflink_xattr_block(args, blk_bh, new_blk_bh);
+	else
+		ret = ocfs2_reflink_xattr_tree(args, blk_bh, new_blk_bh);
+	if (ret)
+		mlog_errno(ret);
+
+out:
+	brelse(new_blk_bh);
+	return ret;
+}
+
+static int ocfs2_reflink_xattr_no_security(struct ocfs2_xattr_entry *xe)
+{
+	int type = ocfs2_xattr_get_type(xe);
+
+	return type != OCFS2_XATTR_INDEX_SECURITY &&
+	       type != OCFS2_XATTR_INDEX_POSIX_ACL_ACCESS &&
+	       type != OCFS2_XATTR_INDEX_POSIX_ACL_DEFAULT;
+}
+
+int ocfs2_reflink_xattrs(struct inode *old_inode,
+			 struct buffer_head *old_bh,
+			 struct inode *new_inode,
+			 struct buffer_head *new_bh,
+			 bool preserve_security)
+{
+	int ret;
+	struct ocfs2_xattr_reflink args;
+	struct ocfs2_inode_info *oi = OCFS2_I(old_inode);
+	struct ocfs2_dinode *di = (struct ocfs2_dinode *)old_bh->b_data;
+	struct buffer_head *blk_bh = NULL;
+	struct ocfs2_cached_dealloc_ctxt dealloc;
+	struct ocfs2_refcount_tree *ref_tree;
+	struct buffer_head *ref_root_bh = NULL;
+
+	ret = ocfs2_lock_refcount_tree(OCFS2_SB(old_inode->i_sb),
+				       le64_to_cpu(di->i_refcount_loc),
+				       1, &ref_tree, &ref_root_bh);
+	if (ret) {
+		mlog_errno(ret);
+		goto out;
+	}
+
+	ocfs2_init_dealloc_ctxt(&dealloc);
+
+	args.old_inode = old_inode;
+	args.new_inode = new_inode;
+	args.old_bh = old_bh;
+	args.new_bh = new_bh;
+	args.ref_ci = &ref_tree->rf_ci;
+	args.ref_root_bh = ref_root_bh;
+	args.dealloc = &dealloc;
+	if (preserve_security)
+		args.xattr_reflinked = NULL;
+	else
+		args.xattr_reflinked = ocfs2_reflink_xattr_no_security;
+
+	if (oi->ip_dyn_features & OCFS2_INLINE_XATTR_FL) {
+		ret = ocfs2_reflink_xattr_inline(&args);
+		if (ret) {
+			mlog_errno(ret);
+			goto out_unlock;
+		}
+	}
+
+	if (!di->i_xattr_loc)
+		goto out_unlock;
+
+	ret = ocfs2_read_xattr_block(old_inode, le64_to_cpu(di->i_xattr_loc),
+				     &blk_bh);
+	if (ret < 0) {
+		mlog_errno(ret);
+		goto out_unlock;
+	}
+
+	ret = ocfs2_reflink_xattr_in_block(&args, blk_bh);
+	if (ret)
+		mlog_errno(ret);
+
+	brelse(blk_bh);
+
+out_unlock:
+	ocfs2_unlock_refcount_tree(OCFS2_SB(old_inode->i_sb),
+				   ref_tree, 1);
+	brelse(ref_root_bh);
+
+	if (ocfs2_dealloc_has_cluster(&dealloc)) {
+		ocfs2_schedule_truncate_log_flush(OCFS2_SB(old_inode->i_sb), 1);
+		ocfs2_run_deallocs(OCFS2_SB(old_inode->i_sb), &dealloc);
 	}
 
 out:
@@ -5306,6 +6961,51 @@ out:
 }
 
 /*
+ * Initialize security and acl for a already created inode.
+ * Used for reflink a non-preserve-security file.
+ *
+ * It uses common api like ocfs2_xattr_set, so the caller
+ * must not hold any lock expect i_mutex.
+ */
+int ocfs2_init_security_and_acl(struct inode *dir,
+				struct inode *inode)
+{
+	int ret = 0;
+	struct buffer_head *dir_bh = NULL;
+	struct ocfs2_security_xattr_info si = {
+		.enable = 1,
+	};
+
+	ret = ocfs2_init_security_get(inode, dir, &si);
+	if (!ret) {
+		ret = ocfs2_xattr_security_set(inode, si.name,
+					       si.value, si.value_len,
+					       XATTR_CREATE);
+		if (ret) {
+			mlog_errno(ret);
+			goto leave;
+		}
+	} else if (ret != -EOPNOTSUPP) {
+		mlog_errno(ret);
+		goto leave;
+	}
+
+	ret = ocfs2_inode_lock(dir, &dir_bh, 0);
+	if (ret) {
+		mlog_errno(ret);
+		goto leave;
+	}
+
+	ret = ocfs2_init_acl(NULL, inode, dir, NULL, dir_bh, NULL, NULL);
+	if (ret)
+		mlog_errno(ret);
+
+	ocfs2_inode_unlock(dir, 0);
+	brelse(dir_bh);
+leave:
+	return ret;
+}
+/*
  * 'security' attributes support
  */
 static size_t ocfs2_xattr_security_list(struct inode *inode, char *list,
diff --git a/fs/ocfs2/xattr.h b/fs/ocfs2/xattr.h
index 1ca7e9a1b7bc..08e36389f56d 100644
--- a/fs/ocfs2/xattr.h
+++ b/fs/ocfs2/xattr.h
@@ -55,6 +55,8 @@ int ocfs2_xattr_set_handle(handle_t *, struct inode *, struct buffer_head *,
 			   int, const char *, const void *, size_t, int,
 			   struct ocfs2_alloc_context *,
 			   struct ocfs2_alloc_context *);
+int ocfs2_has_inline_xattr_value_outside(struct inode *inode,
+					 struct ocfs2_dinode *di);
 int ocfs2_xattr_remove(struct inode *, struct buffer_head *);
 int ocfs2_init_security_get(struct inode *, struct inode *,
 			    struct ocfs2_security_xattr_info *);
@@ -83,5 +85,16 @@ struct ocfs2_xattr_value_buf {
 	struct ocfs2_xattr_value_root	*vb_xv;
 };
 
-
+int ocfs2_xattr_attach_refcount_tree(struct inode *inode,
+				     struct buffer_head *fe_bh,
+				     struct ocfs2_caching_info *ref_ci,
+				     struct buffer_head *ref_root_bh,
+				     struct ocfs2_cached_dealloc_ctxt *dealloc);
+int ocfs2_reflink_xattrs(struct inode *old_inode,
+			 struct buffer_head *old_bh,
+			 struct inode *new_inode,
+			 struct buffer_head *new_bh,
+			 bool preserve_security);
+int ocfs2_init_security_and_acl(struct inode *dir,
+				struct inode *inode);
 #endif /* OCFS2_XATTR_H */
diff --git a/fs/omfs/dir.c b/fs/omfs/dir.c
index c7275cfbdcfb..b42d62419034 100644
--- a/fs/omfs/dir.c
+++ b/fs/omfs/dir.c
@@ -489,7 +489,7 @@ out:
 	return ret;
 }
 
-struct inode_operations omfs_dir_inops = {
+const struct inode_operations omfs_dir_inops = {
 	.lookup = omfs_lookup,
 	.mkdir = omfs_mkdir,
 	.rename = omfs_rename,
@@ -498,7 +498,7 @@ struct inode_operations omfs_dir_inops = {
 	.rmdir = omfs_rmdir,
 };
 
-struct file_operations omfs_dir_operations = {
+const struct file_operations omfs_dir_operations = {
 	.read = generic_read_dir,
 	.readdir = omfs_readdir,
 	.llseek = generic_file_llseek,
diff --git a/fs/omfs/file.c b/fs/omfs/file.c
index d17e774eaf45..399487c09364 100644
--- a/fs/omfs/file.c
+++ b/fs/omfs/file.c
@@ -322,7 +322,7 @@ static sector_t omfs_bmap(struct address_space *mapping, sector_t block)
 	return generic_block_bmap(mapping, block, omfs_get_block);
 }
 
-struct file_operations omfs_file_operations = {
+const struct file_operations omfs_file_operations = {
 	.llseek = generic_file_llseek,
 	.read = do_sync_read,
 	.write = do_sync_write,
@@ -333,11 +333,11 @@ struct file_operations omfs_file_operations = {
 	.splice_read = generic_file_splice_read,
 };
 
-struct inode_operations omfs_file_inops = {
+const struct inode_operations omfs_file_inops = {
 	.truncate = omfs_truncate
 };
 
-struct address_space_operations omfs_aops = {
+const struct address_space_operations omfs_aops = {
 	.readpage = omfs_readpage,
 	.readpages = omfs_readpages,
 	.writepage = omfs_writepage,
diff --git a/fs/omfs/inode.c b/fs/omfs/inode.c
index 379ae5fb4411..f3b7c1541f3a 100644
--- a/fs/omfs/inode.c
+++ b/fs/omfs/inode.c
@@ -278,7 +278,7 @@ static int omfs_statfs(struct dentry *dentry, struct kstatfs *buf)
 	return 0;
 }
 
-static struct super_operations omfs_sops = {
+static const struct super_operations omfs_sops = {
 	.write_inode	= omfs_write_inode,
 	.delete_inode	= omfs_delete_inode,
 	.put_super	= omfs_put_super,
diff --git a/fs/omfs/omfs.h b/fs/omfs/omfs.h
index 2bc0f0670406..ebe2fdbe535e 100644
--- a/fs/omfs/omfs.h
+++ b/fs/omfs/omfs.h
@@ -44,16 +44,16 @@ extern int omfs_allocate_range(struct super_block *sb, int min_request,
 extern int omfs_clear_range(struct super_block *sb, u64 block, int count);
 
 /* dir.c */
-extern struct file_operations omfs_dir_operations;
-extern struct inode_operations omfs_dir_inops;
+extern const struct file_operations omfs_dir_operations;
+extern const struct inode_operations omfs_dir_inops;
 extern int omfs_make_empty(struct inode *inode, struct super_block *sb);
 extern int omfs_is_bad(struct omfs_sb_info *sbi, struct omfs_header *header,
 			u64 fsblock);
 
 /* file.c */
-extern struct file_operations omfs_file_operations;
-extern struct inode_operations omfs_file_inops;
-extern struct address_space_operations omfs_aops;
+extern const struct file_operations omfs_file_operations;
+extern const struct inode_operations omfs_file_inops;
+extern const struct address_space_operations omfs_aops;
 extern void omfs_make_empty_table(struct buffer_head *bh, int offset);
 extern int omfs_shrink_inode(struct inode *inode);
 
diff --git a/fs/open.c b/fs/open.c
index 31191bf513e4..4f01e06227c6 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -290,10 +290,9 @@ out:
 	return error;
 }
 
-SYSCALL_DEFINE2(truncate, const char __user *, path, unsigned long, length)
+SYSCALL_DEFINE2(truncate, const char __user *, path, long, length)
 {
-	/* on 32-bit boxen it will cut the range 2^31--2^32-1 off */
-	return do_sys_truncate(path, (long)length);
+	return do_sys_truncate(path, length);
 }
 
 static long do_sys_ftruncate(unsigned int fd, loff_t length, int small)
diff --git a/fs/partitions/check.c b/fs/partitions/check.c
index fbeaddf595d3..7b685e10cbad 100644
--- a/fs/partitions/check.c
+++ b/fs/partitions/check.c
@@ -581,7 +581,7 @@ try_scan:
 		}
 
 		if (from + size > get_capacity(disk)) {
-			struct block_device_operations *bdops = disk->fops;
+			const struct block_device_operations *bdops = disk->fops;
 			unsigned long long capacity;
 
 			printk(KERN_WARNING
diff --git a/fs/pipe.c b/fs/pipe.c
index 52c415114838..ae17d026aaa3 100644
--- a/fs/pipe.c
+++ b/fs/pipe.c
@@ -777,36 +777,55 @@ pipe_rdwr_release(struct inode *inode, struct file *filp)
 static int
 pipe_read_open(struct inode *inode, struct file *filp)
 {
-	/* We could have perhaps used atomic_t, but this and friends
-	   below are the only places.  So it doesn't seem worthwhile.  */
+	int ret = -ENOENT;
+
 	mutex_lock(&inode->i_mutex);
-	inode->i_pipe->readers++;
+
+	if (inode->i_pipe) {
+		ret = 0;
+		inode->i_pipe->readers++;
+	}
+
 	mutex_unlock(&inode->i_mutex);
 
-	return 0;
+	return ret;
 }
 
 static int
 pipe_write_open(struct inode *inode, struct file *filp)
 {
+	int ret = -ENOENT;
+
 	mutex_lock(&inode->i_mutex);
-	inode->i_pipe->writers++;
+
+	if (inode->i_pipe) {
+		ret = 0;
+		inode->i_pipe->writers++;
+	}
+
 	mutex_unlock(&inode->i_mutex);
 
-	return 0;
+	return ret;
 }
 
 static int
 pipe_rdwr_open(struct inode *inode, struct file *filp)
 {
+	int ret = -ENOENT;
+
 	mutex_lock(&inode->i_mutex);
-	if (filp->f_mode & FMODE_READ)
-		inode->i_pipe->readers++;
-	if (filp->f_mode & FMODE_WRITE)
-		inode->i_pipe->writers++;
+
+	if (inode->i_pipe) {
+		ret = 0;
+		if (filp->f_mode & FMODE_READ)
+			inode->i_pipe->readers++;
+		if (filp->f_mode & FMODE_WRITE)
+			inode->i_pipe->writers++;
+	}
+
 	mutex_unlock(&inode->i_mutex);
 
-	return 0;
+	return ret;
 }
 
 /*
diff --git a/fs/proc/array.c b/fs/proc/array.c
index 725a650bbbb8..822c2d506518 100644
--- a/fs/proc/array.c
+++ b/fs/proc/array.c
@@ -82,6 +82,7 @@
 #include <linux/pid_namespace.h>
 #include <linux/ptrace.h>
 #include <linux/tracehook.h>
+#include <linux/swapops.h>
 
 #include <asm/pgtable.h>
 #include <asm/processor.h>
@@ -321,6 +322,94 @@ static inline void task_context_switch_counts(struct seq_file *m,
 			p->nivcsw);
 }
 
+#ifdef CONFIG_MMU
+
+struct stack_stats {
+	struct vm_area_struct *vma;
+	unsigned long	startpage;
+	unsigned long	usage;
+};
+
+static int stack_usage_pte_range(pmd_t *pmd, unsigned long addr,
+				unsigned long end, struct mm_walk *walk)
+{
+	struct stack_stats *ss = walk->private;
+	struct vm_area_struct *vma = ss->vma;
+	pte_t *pte, ptent;
+	spinlock_t *ptl;
+	int ret = 0;
+
+	pte = pte_offset_map_lock(vma->vm_mm, pmd, addr, &ptl);
+	for (; addr != end; pte++, addr += PAGE_SIZE) {
+		ptent = *pte;
+
+#ifdef CONFIG_STACK_GROWSUP
+		if (pte_present(ptent) || is_swap_pte(ptent))
+			ss->usage = addr - ss->startpage + PAGE_SIZE;
+#else
+		if (pte_present(ptent) || is_swap_pte(ptent)) {
+			ss->usage = ss->startpage - addr + PAGE_SIZE;
+			pte++;
+			ret = 1;
+			break;
+		}
+#endif
+	}
+	pte_unmap_unlock(pte - 1, ptl);
+	cond_resched();
+	return ret;
+}
+
+static inline unsigned long get_stack_usage_in_bytes(struct vm_area_struct *vma,
+				struct task_struct *task)
+{
+	struct stack_stats ss;
+	struct mm_walk stack_walk = {
+		.pmd_entry = stack_usage_pte_range,
+		.mm = vma->vm_mm,
+		.private = &ss,
+	};
+
+	if (!vma->vm_mm || is_vm_hugetlb_page(vma))
+		return 0;
+
+	ss.vma = vma;
+	ss.startpage = task->stack_start & PAGE_MASK;
+	ss.usage = 0;
+
+#ifdef CONFIG_STACK_GROWSUP
+	walk_page_range(KSTK_ESP(task) & PAGE_MASK, vma->vm_end,
+		&stack_walk);
+#else
+	walk_page_range(vma->vm_start, (KSTK_ESP(task) & PAGE_MASK) + PAGE_SIZE,
+		&stack_walk);
+#endif
+	return ss.usage;
+}
+
+static inline void task_show_stack_usage(struct seq_file *m,
+						struct task_struct *task)
+{
+	struct vm_area_struct	*vma;
+	struct mm_struct	*mm = get_task_mm(task);
+
+	if (mm) {
+		down_read(&mm->mmap_sem);
+		vma = find_vma(mm, task->stack_start);
+		if (vma)
+			seq_printf(m, "Stack usage:\t%lu kB\n",
+				get_stack_usage_in_bytes(vma, task) >> 10);
+
+		up_read(&mm->mmap_sem);
+		mmput(mm);
+	}
+}
+#else
+static void task_show_stack_usage(struct seq_file *m, struct task_struct *task)
+{
+}
+#endif		/* CONFIG_MMU */
+
 int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
 			struct pid *pid, struct task_struct *task)
 {
@@ -340,6 +429,7 @@ int proc_pid_status(struct seq_file *m, struct pid_namespace *ns,
 	task_show_regs(m, task);
 #endif
 	task_context_switch_counts(m, task);
+	task_show_stack_usage(m, task);
 	return 0;
 }
 
@@ -481,7 +571,7 @@ static int do_task_stat(struct seq_file *m, struct pid_namespace *ns,
 		rsslim,
 		mm ? mm->start_code : 0,
 		mm ? mm->end_code : 0,
-		(permitted && mm) ? mm->start_stack : 0,
+		(permitted && mm) ? task->stack_start : 0,
 		esp,
 		eip,
 		/* The signal information here is obsolete.
diff --git a/fs/proc/base.c b/fs/proc/base.c
index 6f742f6658a9..af643b5aefe8 100644
--- a/fs/proc/base.c
+++ b/fs/proc/base.c
@@ -447,7 +447,7 @@ static int proc_oom_score(struct task_struct *task, char *buffer)
 
 	do_posix_clock_monotonic_gettime(&uptime);
 	read_lock(&tasklist_lock);
-	points = badness(task, uptime.tv_sec);
+	points = badness(task->group_leader, uptime.tv_sec);
 	read_unlock(&tasklist_lock);
 	return sprintf(buffer, "%lu\n", points);
 }
@@ -458,7 +458,7 @@ struct limit_names {
 };
 
 static const struct limit_names lnames[RLIM_NLIMITS] = {
-	[RLIMIT_CPU] = {"Max cpu time", "ms"},
+	[RLIMIT_CPU] = {"Max cpu time", "seconds"},
 	[RLIMIT_FSIZE] = {"Max file size", "bytes"},
 	[RLIMIT_DATA] = {"Max data size", "bytes"},
 	[RLIMIT_STACK] = {"Max stack size", "bytes"},
@@ -999,11 +999,17 @@ static ssize_t oom_adjust_read(struct file *file, char __user *buf,
 	struct task_struct *task = get_proc_task(file->f_path.dentry->d_inode);
 	char buffer[PROC_NUMBUF];
 	size_t len;
-	int oom_adjust;
+	int oom_adjust = OOM_DISABLE;
+	unsigned long flags;
 
 	if (!task)
 		return -ESRCH;
-	oom_adjust = task->oomkilladj;
+
+	if (lock_task_sighand(task, &flags)) {
+		oom_adjust = task->signal->oom_adj;
+		unlock_task_sighand(task, &flags);
+	}
+
 	put_task_struct(task);
 
 	len = snprintf(buffer, sizeof(buffer), "%i\n", oom_adjust);
@@ -1015,32 +1021,44 @@ static ssize_t oom_adjust_write(struct file *file, const char __user *buf,
 				size_t count, loff_t *ppos)
 {
 	struct task_struct *task;
-	char buffer[PROC_NUMBUF], *end;
-	int oom_adjust;
+	char buffer[PROC_NUMBUF];
+	long oom_adjust;
+	unsigned long flags;
+	int err;
 
 	memset(buffer, 0, sizeof(buffer));
 	if (count > sizeof(buffer) - 1)
 		count = sizeof(buffer) - 1;
 	if (copy_from_user(buffer, buf, count))
 		return -EFAULT;
-	oom_adjust = simple_strtol(buffer, &end, 0);
+
+	err = strict_strtol(strstrip(buffer), 0, &oom_adjust);
+	if (err)
+		return -EINVAL;
 	if ((oom_adjust < OOM_ADJUST_MIN || oom_adjust > OOM_ADJUST_MAX) &&
 	     oom_adjust != OOM_DISABLE)
 		return -EINVAL;
-	if (*end == '\n')
-		end++;
+
 	task = get_proc_task(file->f_path.dentry->d_inode);
 	if (!task)
 		return -ESRCH;
-	if (oom_adjust < task->oomkilladj && !capable(CAP_SYS_RESOURCE)) {
+	if (!lock_task_sighand(task, &flags)) {
+		put_task_struct(task);
+		return -ESRCH;
+	}
+
+	if (oom_adjust < task->signal->oom_adj && !capable(CAP_SYS_RESOURCE)) {
+		unlock_task_sighand(task, &flags);
 		put_task_struct(task);
 		return -EACCES;
 	}
-	task->oomkilladj = oom_adjust;
+
+	task->signal->oom_adj = oom_adjust;
+
+	unlock_task_sighand(task, &flags);
 	put_task_struct(task);
-	if (end - buffer == 0)
-		return -EIO;
-	return end - buffer;
+
+	return count;
 }
 
 static const struct file_operations proc_oom_adjust_operations = {
@@ -1169,17 +1187,16 @@ static ssize_t proc_fault_inject_write(struct file * file,
 		count = sizeof(buffer) - 1;
 	if (copy_from_user(buffer, buf, count))
 		return -EFAULT;
-	make_it_fail = simple_strtol(buffer, &end, 0);
-	if (*end == '\n')
-		end++;
+	make_it_fail = simple_strtol(strstrip(buffer), &end, 0);
+	if (*end)
+		return -EINVAL;
 	task = get_proc_task(file->f_dentry->d_inode);
 	if (!task)
 		return -ESRCH;
 	task->make_it_fail = make_it_fail;
 	put_task_struct(task);
-	if (end - buffer == 0)
-		return -EIO;
-	return end - buffer;
+
+	return count;
 }
 
 static const struct file_operations proc_fault_inject_operations = {
@@ -2580,15 +2597,11 @@ static void proc_flush_task_mnt(struct vfsmount *mnt, pid_t pid, pid_t tgid)
 	name.len = snprintf(buf, sizeof(buf), "%d", pid);
 	dentry = d_hash_and_lookup(mnt->mnt_root, &name);
 	if (dentry) {
-		if (!(current->flags & PF_EXITING))
-			shrink_dcache_parent(dentry);
+		shrink_dcache_parent(dentry);
 		d_drop(dentry);
 		dput(dentry);
 	}
 
-	if (tgid == 0)
-		goto out;
-
 	name.name = buf;
 	name.len = snprintf(buf, sizeof(buf), "%d", tgid);
 	leader = d_hash_and_lookup(mnt->mnt_root, &name);
@@ -2645,17 +2658,16 @@ out:
 void proc_flush_task(struct task_struct *task)
 {
 	int i;
-	struct pid *pid, *tgid = NULL;
+	struct pid *pid, *tgid;
 	struct upid *upid;
 
 	pid = task_pid(task);
-	if (thread_group_leader(task))
-		tgid = task_tgid(task);
+	tgid = task_tgid(task);
 
 	for (i = 0; i <= pid->level; i++) {
 		upid = &pid->numbers[i];
 		proc_flush_task_mnt(upid->ns->proc_mnt, upid->nr,
-			tgid ? tgid->numbers[i].nr : 0);
+					tgid->numbers[i].nr);
 	}
 
 	upid = &pid->numbers[pid->level];
diff --git a/fs/proc/kcore.c b/fs/proc/kcore.c
index 59b43a068872..a44a7897fd4d 100644
--- a/fs/proc/kcore.c
+++ b/fs/proc/kcore.c
@@ -17,9 +17,14 @@
 #include <linux/elfcore.h>
 #include <linux/vmalloc.h>
 #include <linux/highmem.h>
+#include <linux/bootmem.h>
 #include <linux/init.h>
 #include <asm/uaccess.h>
 #include <asm/io.h>
+#include <linux/list.h>
+#include <linux/ioport.h>
+#include <linux/memory.h>
+#include <asm/sections.h>
 
 #define CORE_STR "CORE"
 
@@ -29,17 +34,6 @@
 
 static struct proc_dir_entry *proc_root_kcore;
 
-static int open_kcore(struct inode * inode, struct file * filp)
-{
-	return capable(CAP_SYS_RAWIO) ? 0 : -EPERM;
-}
-
-static ssize_t read_kcore(struct file *, char __user *, size_t, loff_t *);
-
-static const struct file_operations proc_kcore_operations = {
-	.read		= read_kcore,
-	.open		= open_kcore,
-};
 
 #ifndef kc_vaddr_to_offset
 #define	kc_vaddr_to_offset(v) ((v) - PAGE_OFFSET)
@@ -57,18 +51,19 @@ struct memelfnote
 	void *data;
 };
 
-static struct kcore_list *kclist;
+static LIST_HEAD(kclist_head);
 static DEFINE_RWLOCK(kclist_lock);
+static int kcore_need_update = 1;
 
 void
-kclist_add(struct kcore_list *new, void *addr, size_t size)
+kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
 {
 	new->addr = (unsigned long)addr;
 	new->size = size;
+	new->type = type;
 
 	write_lock(&kclist_lock);
-	new->next = kclist;
-	kclist = new;
+	list_add_tail(&new->list, &kclist_head);
 	write_unlock(&kclist_lock);
 }
 
@@ -80,7 +75,7 @@ static size_t get_kcore_size(int *nphdr, size_t *elf_buflen)
 	*nphdr = 1; /* PT_NOTE */
 	size = 0;
 
-	for (m=kclist; m; m=m->next) {
+	list_for_each_entry(m, &kclist_head, list) {
 		try = kc_vaddr_to_offset((size_t)m->addr + m->size);
 		if (try > size)
 			size = try;
@@ -97,6 +92,177 @@ static size_t get_kcore_size(int *nphdr, size_t *elf_buflen)
 	return size + *elf_buflen;
 }
 
+static void free_kclist_ents(struct list_head *head)
+{
+	struct kcore_list *tmp, *pos;
+
+	list_for_each_entry_safe(pos, tmp, head, list) {
+		list_del(&pos->list);
+		kfree(pos);
+	}
+}
+/*
+ * Replace all KCORE_RAM/KCORE_VMEMMAP information with passed list.
+ */
+static void __kcore_update_ram(struct list_head *list)
+{
+	int nphdr;
+	size_t size;
+	struct kcore_list *tmp, *pos;
+	LIST_HEAD(garbage);
+
+	write_lock(&kclist_lock);
+	if (kcore_need_update) {
+		list_for_each_entry_safe(pos, tmp, &kclist_head, list) {
+			if (pos->type == KCORE_RAM
+				|| pos->type == KCORE_VMEMMAP)
+				list_move(&pos->list, &garbage);
+		}
+		list_splice_tail(list, &kclist_head);
+	} else
+		list_splice(list, &garbage);
+	kcore_need_update = 0;
+	proc_root_kcore->size = get_kcore_size(&nphdr, &size);
+	write_unlock(&kclist_lock);
+
+	free_kclist_ents(&garbage);
+}
+
+
+#ifdef CONFIG_HIGHMEM
+/*
+ * If no highmem, we can assume [0...max_low_pfn) continuous range of memory
+ * because memory hole is not as big as !HIGHMEM case.
+ * (HIGHMEM is special because part of memory is _invisible_ from the kernel.)
+ */
+static int kcore_update_ram(void)
+{
+	LIST_HEAD(head);
+	struct kcore_list *ent;
+	int ret = 0;
+
+	ent = kmalloc(sizeof(*ent), GFP_KERNEL);
+	if (!ent)
+		return -ENOMEM;
+	ent->addr = (unsigned long)__va(0);
+	ent->size = max_low_pfn << PAGE_SHIFT;
+	ent->type = KCORE_RAM;
+	list_add(&ent->list, &head);
+	__kcore_update_ram(&head);
+	return ret;
+}
+
+#else /* !CONFIG_HIGHMEM */
+
+#ifdef CONFIG_SPARSEMEM_VMEMMAP
+/* calculate vmemmap's address from given system ram pfn and register it */
+int get_sparsemem_vmemmap_info(struct kcore_list *ent, struct list_head *head)
+{
+	unsigned long pfn = __pa(ent->addr) >> PAGE_SHIFT;
+	unsigned long nr_pages = ent->size >> PAGE_SHIFT;
+	unsigned long start, end;
+	struct kcore_list *vmm, *tmp;
+
+
+	start = ((unsigned long)pfn_to_page(pfn)) & PAGE_MASK;
+	end = ((unsigned long)pfn_to_page(pfn + nr_pages)) - 1;
+	end = ALIGN(end, PAGE_SIZE);
+	/* overlap check (because we have to align page */
+	list_for_each_entry(tmp, head, list) {
+		if (tmp->type != KCORE_VMEMMAP)
+			continue;
+		if (start < tmp->addr + tmp->size)
+			if (end > tmp->addr)
+				end = tmp->addr;
+	}
+	if (start < end) {
+		vmm = kmalloc(sizeof(*vmm), GFP_KERNEL);
+		if (!vmm)
+			return 0;
+		vmm->addr = start;
+		vmm->size = end - start;
+		vmm->type = KCORE_VMEMMAP;
+		list_add_tail(&vmm->list, head);
+	}
+	return 1;
+
+}
+#else
+int get_sparsemem_vmemmap_info(struct kcore_list *ent, struct list_head *head)
+{
+	return 1;
+}
+
+#endif
+
+static int
+kclist_add_private(unsigned long pfn, unsigned long nr_pages, void *arg)
+{
+	struct list_head *head = (struct list_head *)arg;
+	struct kcore_list *ent;
+
+	ent = kmalloc(sizeof(*ent), GFP_KERNEL);
+	if (!ent)
+		return -ENOMEM;
+	ent->addr = (unsigned long)__va((pfn << PAGE_SHIFT));
+	ent->size = nr_pages << PAGE_SHIFT;
+
+	/* Sanity check: Can happen in 32bit arch...maybe */
+	if (ent->addr < (unsigned long) __va(0))
+		goto free_out;
+
+	/* cut not-mapped area. ....from ppc-32 code. */
+	if (ULONG_MAX - ent->addr < ent->size)
+		ent->size = ULONG_MAX - ent->addr;
+
+	/* cut when vmalloc() area is higher than direct-map area */
+	if (VMALLOC_START > (unsigned long)__va(0)) {
+		if (ent->addr > VMALLOC_START)
+			goto free_out;
+		if (VMALLOC_START - ent->addr < ent->size)
+			ent->size = VMALLOC_START - ent->addr;
+	}
+
+	ent->type = KCORE_RAM;
+	list_add_tail(&ent->list, head);
+
+	if (!get_sparsemem_vmemmap_info(ent, head)) {
+		list_del(&ent->list);
+		goto free_out;
+	}
+
+	return 0;
+free_out:
+	kfree(ent);
+	return 1;
+}
+
+static int kcore_update_ram(void)
+{
+	int nid, ret;
+	unsigned long end_pfn;
+	LIST_HEAD(head);
+
+	/* Not inialized....update now */
+	/* find out "max pfn" */
+	end_pfn = 0;
+	for_each_node_state(nid, N_HIGH_MEMORY) {
+		unsigned long node_end;
+		node_end  = NODE_DATA(nid)->node_start_pfn +
+			NODE_DATA(nid)->node_spanned_pages;
+		if (end_pfn < node_end)
+			end_pfn = node_end;
+	}
+	/* scan 0 to max_pfn */
+	ret = walk_system_ram_range(0, end_pfn, &head, kclist_add_private);
+	if (ret) {
+		free_kclist_ents(&head);
+		return -ENOMEM;
+	}
+	__kcore_update_ram(&head);
+	return ret;
+}
+#endif /* CONFIG_HIGHMEM */
 
 /*****************************************************************************/
 /*
@@ -192,7 +358,7 @@ static void elf_kcore_store_hdr(char *bufp, int nphdr, int dataoff)
 	nhdr->p_align	= 0;
 
 	/* setup ELF PT_LOAD program header for every area */
-	for (m=kclist; m; m=m->next) {
+	list_for_each_entry(m, &kclist_head, list) {
 		phdr = (struct elf_phdr *) bufp;
 		bufp += sizeof(struct elf_phdr);
 		offset += sizeof(struct elf_phdr);
@@ -265,7 +431,8 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
 	unsigned long start;
 
 	read_lock(&kclist_lock);
-	proc_root_kcore->size = size = get_kcore_size(&nphdr, &elf_buflen);
+	size = get_kcore_size(&nphdr, &elf_buflen);
+
 	if (buflen == 0 || *fpos >= size) {
 		read_unlock(&kclist_lock);
 		return 0;
@@ -317,7 +484,7 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
 		struct kcore_list *m;
 
 		read_lock(&kclist_lock);
-		for (m=kclist; m; m=m->next) {
+		list_for_each_entry(m, &kclist_head, list) {
 			if (start >= m->addr && start < (m->addr+m->size))
 				break;
 		}
@@ -326,45 +493,14 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
 		if (m == NULL) {
 			if (clear_user(buffer, tsz))
 				return -EFAULT;
-		} else if (is_vmalloc_addr((void *)start)) {
+		} else if (is_vmalloc_or_module_addr((void *)start)) {
 			char * elf_buf;
-			struct vm_struct *m;
-			unsigned long curstart = start;
-			unsigned long cursize = tsz;
 
 			elf_buf = kzalloc(tsz, GFP_KERNEL);
 			if (!elf_buf)
 				return -ENOMEM;
-
-			read_lock(&vmlist_lock);
-			for (m=vmlist; m && cursize; m=m->next) {
-				unsigned long vmstart;
-				unsigned long vmsize;
-				unsigned long msize = m->size - PAGE_SIZE;
-
-				if (((unsigned long)m->addr + msize) < 
-								curstart)
-					continue;
-				if ((unsigned long)m->addr > (curstart + 
-								cursize))
-					break;
-				vmstart = (curstart < (unsigned long)m->addr ? 
-					(unsigned long)m->addr : curstart);
-				if (((unsigned long)m->addr + msize) > 
-							(curstart + cursize))
-					vmsize = curstart + cursize - vmstart;
-				else
-					vmsize = (unsigned long)m->addr + 
-							msize - vmstart;
-				curstart = vmstart + vmsize;
-				cursize -= vmsize;
-				/* don't dump ioremap'd stuff! (TA) */
-				if (m->flags & VM_IOREMAP)
-					continue;
-				memcpy(elf_buf + (vmstart - start),
-					(char *)vmstart, vmsize);
-			}
-			read_unlock(&vmlist_lock);
+			vread(elf_buf, (char *)start, tsz);
+			/* we have to zero-fill user buffer even if no read */
 			if (copy_to_user(buffer, elf_buf, tsz)) {
 				kfree(elf_buf);
 				return -EFAULT;
@@ -402,12 +538,96 @@ read_kcore(struct file *file, char __user *buffer, size_t buflen, loff_t *fpos)
 	return acc;
 }
 
+
+static int open_kcore(struct inode *inode, struct file *filp)
+{
+	if (!capable(CAP_SYS_RAWIO))
+		return -EPERM;
+	if (kcore_need_update)
+		kcore_update_ram();
+	if (i_size_read(inode) != proc_root_kcore->size) {
+		mutex_lock(&inode->i_mutex);
+		i_size_write(inode, proc_root_kcore->size);
+		mutex_unlock(&inode->i_mutex);
+	}
+	return 0;
+}
+
+
+static const struct file_operations proc_kcore_operations = {
+	.read		= read_kcore,
+	.open		= open_kcore,
+};
+
+#ifdef CONFIG_MEMORY_HOTPLUG
+/* just remember that we have to update kcore */
+static int __meminit kcore_callback(struct notifier_block *self,
+				    unsigned long action, void *arg)
+{
+	switch (action) {
+	case MEM_ONLINE:
+	case MEM_OFFLINE:
+		write_lock(&kclist_lock);
+		kcore_need_update = 1;
+		write_unlock(&kclist_lock);
+	}
+	return NOTIFY_OK;
+}
+#endif
+
+
+static struct kcore_list kcore_vmalloc;
+
+#ifdef CONFIG_ARCH_PROC_KCORE_TEXT
+static struct kcore_list kcore_text;
+/*
+ * If defined, special segment is used for mapping kernel text instead of
+ * direct-map area. We need to create special TEXT section.
+ */
+static void __init proc_kcore_text_init(void)
+{
+	kclist_add(&kcore_text, _stext, _end - _stext, KCORE_TEXT);
+}
+#else
+static void __init proc_kcore_text_init(void)
+{
+}
+#endif
+
+#if defined(CONFIG_MODULES) && defined(MODULES_VADDR)
+/*
+ * MODULES_VADDR has no intersection with VMALLOC_ADDR.
+ */
+struct kcore_list kcore_modules;
+static void __init add_modules_range(void)
+{
+	kclist_add(&kcore_modules, (void *)MODULES_VADDR,
+			MODULES_END - MODULES_VADDR, KCORE_VMALLOC);
+}
+#else
+static void __init add_modules_range(void)
+{
+}
+#endif
+
 static int __init proc_kcore_init(void)
 {
-	proc_root_kcore = proc_create("kcore", S_IRUSR, NULL, &proc_kcore_operations);
-	if (proc_root_kcore)
-		proc_root_kcore->size =
-				(size_t)high_memory - PAGE_OFFSET + PAGE_SIZE;
+	proc_root_kcore = proc_create("kcore", S_IRUSR, NULL,
+				      &proc_kcore_operations);
+	if (!proc_root_kcore) {
+		printk(KERN_ERR "couldn't create /proc/kcore\n");
+		return 0; /* Always returns 0. */
+	}
+	/* Store text area if it's special */
+	proc_kcore_text_init();
+	/* Store vmalloc area */
+	kclist_add(&kcore_vmalloc, (void *)VMALLOC_START,
+		VMALLOC_END - VMALLOC_START, KCORE_VMALLOC);
+	add_modules_range();
+	/* Store direct-map area from physical memory map */
+	kcore_update_ram();
+	hotplug_memory_notifier(kcore_callback, 0);
+
 	return 0;
 }
 module_init(proc_kcore_init);
diff --git a/fs/proc/meminfo.c b/fs/proc/meminfo.c
index d5c410d47fae..a65239cfd97e 100644
--- a/fs/proc/meminfo.c
+++ b/fs/proc/meminfo.c
@@ -81,9 +81,11 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
 		"Writeback:      %8lu kB\n"
 		"AnonPages:      %8lu kB\n"
 		"Mapped:         %8lu kB\n"
+		"Shmem:          %8lu kB\n"
 		"Slab:           %8lu kB\n"
 		"SReclaimable:   %8lu kB\n"
 		"SUnreclaim:     %8lu kB\n"
+		"KernelStack:    %8lu kB\n"
 		"PageTables:     %8lu kB\n"
 #ifdef CONFIG_QUICKLIST
 		"Quicklists:     %8lu kB\n"
@@ -95,7 +97,11 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
 		"Committed_AS:   %8lu kB\n"
 		"VmallocTotal:   %8lu kB\n"
 		"VmallocUsed:    %8lu kB\n"
-		"VmallocChunk:   %8lu kB\n",
+		"VmallocChunk:   %8lu kB\n"
+#ifdef CONFIG_MEMORY_FAILURE
+		"HardwareCorrupted: %5lu kB\n"
+#endif
+		,
 		K(i.totalram),
 		K(i.freeram),
 		K(i.bufferram),
@@ -124,10 +130,12 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
 		K(global_page_state(NR_WRITEBACK)),
 		K(global_page_state(NR_ANON_PAGES)),
 		K(global_page_state(NR_FILE_MAPPED)),
+		K(global_page_state(NR_SHMEM)),
 		K(global_page_state(NR_SLAB_RECLAIMABLE) +
 				global_page_state(NR_SLAB_UNRECLAIMABLE)),
 		K(global_page_state(NR_SLAB_RECLAIMABLE)),
 		K(global_page_state(NR_SLAB_UNRECLAIMABLE)),
+		global_page_state(NR_KERNEL_STACK) * THREAD_SIZE / 1024,
 		K(global_page_state(NR_PAGETABLE)),
 #ifdef CONFIG_QUICKLIST
 		K(quicklist_total_size()),
@@ -140,6 +148,9 @@ static int meminfo_proc_show(struct seq_file *m, void *v)
 		(unsigned long)VMALLOC_TOTAL >> 10,
 		vmi.used >> 10,
 		vmi.largest_chunk >> 10
+#ifdef CONFIG_MEMORY_FAILURE
+		,atomic_long_read(&mce_bad_pages) << (PAGE_SHIFT - 10)
+#endif
 		);
 
 	hugetlb_report_meminfo(m);
diff --git a/fs/proc/nommu.c b/fs/proc/nommu.c
index 7e14d1a04001..9fe7d7ebe115 100644
--- a/fs/proc/nommu.c
+++ b/fs/proc/nommu.c
@@ -109,7 +109,7 @@ static void *nommu_region_list_next(struct seq_file *m, void *v, loff_t *pos)
 	return rb_next((struct rb_node *) v);
 }
 
-static struct seq_operations proc_nommu_region_list_seqop = {
+static const struct seq_operations proc_nommu_region_list_seqop = {
 	.start	= nommu_region_list_start,
 	.next	= nommu_region_list_next,
 	.stop	= nommu_region_list_stop,
diff --git a/fs/proc/page.c b/fs/proc/page.c
index 2707c6c7a20f..5033ce0d254b 100644
--- a/fs/proc/page.c
+++ b/fs/proc/page.c
@@ -2,6 +2,7 @@
 #include <linux/compiler.h>
 #include <linux/fs.h>
 #include <linux/init.h>
+#include <linux/ksm.h>
 #include <linux/mm.h>
 #include <linux/mmzone.h>
 #include <linux/proc_fs.h>
@@ -93,8 +94,11 @@ static const struct file_operations proc_kpagecount_operations = {
 #define KPF_COMPOUND_TAIL	16
 #define KPF_HUGE		17
 #define KPF_UNEVICTABLE		18
+#define KPF_HWPOISON		19
 #define KPF_NOPAGE		20
 
+#define KPF_KSM			21
+
 /* kernel hacking assistances
  * WARNING: subject to change, never rely on them!
  */
@@ -137,6 +141,8 @@ static u64 get_uflags(struct page *page)
 		u |= 1 << KPF_MMAP;
 	if (PageAnon(page))
 		u |= 1 << KPF_ANON;
+	if (PageKsm(page))
+		u |= 1 << KPF_KSM;
 
 	/*
 	 * compound pages: export both head/tail info
@@ -175,6 +181,10 @@ static u64 get_uflags(struct page *page)
 	u |= kpf_copy_bit(k, KPF_UNEVICTABLE,	PG_unevictable);
 	u |= kpf_copy_bit(k, KPF_MLOCKED,	PG_mlocked);
 
+#ifdef CONFIG_MEMORY_FAILURE
+	u |= kpf_copy_bit(k, KPF_HWPOISON,	PG_hwpoison);
+#endif
+
 #ifdef CONFIG_IA64_UNCACHED_ALLOCATOR
 	u |= kpf_copy_bit(k, KPF_UNCACHED,	PG_uncached);
 #endif
diff --git a/fs/proc/proc_sysctl.c b/fs/proc/proc_sysctl.c
index 9b1e4e9a16bf..f667e8aeabdf 100644
--- a/fs/proc/proc_sysctl.c
+++ b/fs/proc/proc_sysctl.c
@@ -153,7 +153,7 @@ static ssize_t proc_sys_call_handler(struct file *filp, void __user *buf,
 
 	/* careful: calling conventions are nasty here */
 	res = count;
-	error = table->proc_handler(table, write, filp, buf, &res, ppos);
+	error = table->proc_handler(table, write, buf, &res, ppos);
 	if (!error)
 		error = res;
 out:
diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c
index 9bd8be1d235c..2a1bef9203c6 100644
--- a/fs/proc/task_mmu.c
+++ b/fs/proc/task_mmu.c
@@ -243,6 +243,25 @@ static void show_map_vma(struct seq_file *m, struct vm_area_struct *vma)
 				} else if (vma->vm_start <= mm->start_stack &&
 					   vma->vm_end >= mm->start_stack) {
 					name = "[stack]";
+				} else {
+					unsigned long stack_start;
+					struct proc_maps_private *pmp;
+
+					pmp = m->private;
+					stack_start = pmp->task->stack_start;
+
+					if (vma->vm_start <= stack_start &&
+					    vma->vm_end >= stack_start) {
+						pad_len_spaces(m, len);
+						seq_printf(m,
+						 "[threadstack:%08lx]",
+#ifdef CONFIG_STACK_GROWSUP
+						 vma->vm_end - stack_start
+#else
+						 stack_start - vma->vm_start
+#endif
+						);
+					}
 				}
 			} else {
 				name = "[vdso]";
@@ -465,23 +484,28 @@ static int clear_refs_pte_range(pmd_t *pmd, unsigned long addr,
 	return 0;
 }
 
+#define CLEAR_REFS_ALL 1
+#define CLEAR_REFS_ANON 2
+#define CLEAR_REFS_MAPPED 3
+
 static ssize_t clear_refs_write(struct file *file, const char __user *buf,
 				size_t count, loff_t *ppos)
 {
 	struct task_struct *task;
-	char buffer[PROC_NUMBUF], *end;
+	char buffer[PROC_NUMBUF];
 	struct mm_struct *mm;
 	struct vm_area_struct *vma;
+	long type;
 
 	memset(buffer, 0, sizeof(buffer));
 	if (count > sizeof(buffer) - 1)
 		count = sizeof(buffer) - 1;
 	if (copy_from_user(buffer, buf, count))
 		return -EFAULT;
-	if (!simple_strtol(buffer, &end, 0))
+	if (strict_strtol(strstrip(buffer), 10, &type))
+		return -EINVAL;
+	if (type < CLEAR_REFS_ALL || type > CLEAR_REFS_MAPPED)
 		return -EINVAL;
-	if (*end == '\n')
-		end++;
 	task = get_proc_task(file->f_path.dentry->d_inode);
 	if (!task)
 		return -ESRCH;
@@ -494,18 +518,31 @@ static ssize_t clear_refs_write(struct file *file, const char __user *buf,
 		down_read(&mm->mmap_sem);
 		for (vma = mm->mmap; vma; vma = vma->vm_next) {
 			clear_refs_walk.private = vma;
-			if (!is_vm_hugetlb_page(vma))
-				walk_page_range(vma->vm_start, vma->vm_end,
-						&clear_refs_walk);
+			if (is_vm_hugetlb_page(vma))
+				continue;
+			/*
+			 * Writing 1 to /proc/pid/clear_refs affects all pages.
+			 *
+			 * Writing 2 to /proc/pid/clear_refs only affects
+			 * Anonymous pages.
+			 *
+			 * Writing 3 to /proc/pid/clear_refs only affects file
+			 * mapped pages.
+			 */
+			if (type == CLEAR_REFS_ANON && vma->vm_file)
+				continue;
+			if (type == CLEAR_REFS_MAPPED && !vma->vm_file)
+				continue;
+			walk_page_range(vma->vm_start, vma->vm_end,
+					&clear_refs_walk);
 		}
 		flush_tlb_mm(mm);
 		up_read(&mm->mmap_sem);
 		mmput(mm);
 	}
 	put_task_struct(task);
-	if (end - buffer == 0)
-		return -EIO;
-	return end - buffer;
+
+	return count;
 }
 
 const struct file_operations proc_clear_refs_operations = {
diff --git a/fs/proc/uptime.c b/fs/proc/uptime.c
index 0c10a0b3f146..766b1d456050 100644
--- a/fs/proc/uptime.c
+++ b/fs/proc/uptime.c
@@ -4,13 +4,18 @@
 #include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/time.h>
+#include <linux/kernel_stat.h>
 #include <asm/cputime.h>
 
 static int uptime_proc_show(struct seq_file *m, void *v)
 {
 	struct timespec uptime;
 	struct timespec idle;
-	cputime_t idletime = cputime_add(init_task.utime, init_task.stime);
+	int i;
+	cputime_t idletime = cputime_zero;
+
+	for_each_possible_cpu(i)
+		idletime = cputime64_add(idletime, kstat_cpu(i).cpustat.idle);
 
 	do_posix_clock_monotonic_gettime(&uptime);
 	monotonic_to_bootbased(&uptime);
diff --git a/fs/qnx4/Kconfig b/fs/qnx4/Kconfig
index be8e0e1445b6..5f6089994042 100644
--- a/fs/qnx4/Kconfig
+++ b/fs/qnx4/Kconfig
@@ -6,20 +6,9 @@ config QNX4FS_FS
 	  QNX 4 and QNX 6 (the latter is also called QNX RTP).
 	  Further information is available at <http://www.qnx.com/>.
 	  Say Y if you intend to mount QNX hard disks or floppies.
-	  Unless you say Y to "QNX4FS read-write support" below, you will
-	  only be able to read these file systems.
 
 	  To compile this file system support as a module, choose M here: the
 	  module will be called qnx4.
 
 	  If you don't know whether you need it, then you don't need it:
 	  answer N.
-
-config QNX4FS_RW
-	bool "QNX4FS write support (DANGEROUS)"
-	depends on QNX4FS_FS && EXPERIMENTAL && BROKEN
-	help
-	  Say Y if you want to test write support for QNX4 file systems.
-
-	  It's currently broken, so for now:
-	  answer N.
diff --git a/fs/qnx4/Makefile b/fs/qnx4/Makefile
index e4d408cc5473..4a283b3f87f8 100644
--- a/fs/qnx4/Makefile
+++ b/fs/qnx4/Makefile
@@ -4,4 +4,4 @@
 
 obj-$(CONFIG_QNX4FS_FS) += qnx4.o
 
-qnx4-objs := inode.o dir.o namei.o file.o bitmap.o truncate.o
+qnx4-objs := inode.o dir.o namei.o bitmap.o
diff --git a/fs/qnx4/bitmap.c b/fs/qnx4/bitmap.c
index e1cd061a25f7..0afba069d567 100644
--- a/fs/qnx4/bitmap.c
+++ b/fs/qnx4/bitmap.c
@@ -78,84 +78,3 @@ unsigned long qnx4_count_free_blocks(struct super_block *sb)
 
 	return total_free;
 }
-
-#ifdef CONFIG_QNX4FS_RW
-
-int qnx4_is_free(struct super_block *sb, long block)
-{
-	int start = le32_to_cpu(qnx4_sb(sb)->BitMap->di_first_xtnt.xtnt_blk) - 1;
-	int size = le32_to_cpu(qnx4_sb(sb)->BitMap->di_size);
-	struct buffer_head *bh;
-	const char *g;
-	int ret = -EIO;
-
-	start += block / (QNX4_BLOCK_SIZE * 8);
-	QNX4DEBUG(("qnx4: is_free requesting block [%lu], bitmap in block [%lu]\n",
-		   (unsigned long) block, (unsigned long) start));
-	(void) size;		/* CHECKME */
-	bh = sb_bread(sb, start);
-	if (bh == NULL) {
-		return -EIO;
-	}
-	g = bh->b_data + (block % QNX4_BLOCK_SIZE);
-	if (((*g) & (1 << (block % 8))) == 0) {
-		QNX4DEBUG(("qnx4: is_free -> block is free\n"));
-		ret = 1;
-	} else {
-		QNX4DEBUG(("qnx4: is_free -> block is busy\n"));
-		ret = 0;
-	}
-	brelse(bh);
-
-	return ret;
-}
-
-int qnx4_set_bitmap(struct super_block *sb, long block, int busy)
-{
-	int start = le32_to_cpu(qnx4_sb(sb)->BitMap->di_first_xtnt.xtnt_blk) - 1;
-	int size = le32_to_cpu(qnx4_sb(sb)->BitMap->di_size);
-	struct buffer_head *bh;
-	char *g;
-
-	start += block / (QNX4_BLOCK_SIZE * 8);
-	QNX4DEBUG(("qnx4: set_bitmap requesting block [%lu], bitmap in block [%lu]\n",
-		   (unsigned long) block, (unsigned long) start));
-	(void) size;		/* CHECKME */
-	bh = sb_bread(sb, start);
-	if (bh == NULL) {
-		return -EIO;
-	}
-	g = bh->b_data + (block % QNX4_BLOCK_SIZE);
-	if (busy == 0) {
-		(*g) &= ~(1 << (block % 8));
-	} else {
-		(*g) |= (1 << (block % 8));
-	}
-	mark_buffer_dirty(bh);
-	brelse(bh);
-
-	return 0;
-}
-
-static void qnx4_clear_inode(struct inode *inode)
-{
-	struct qnx4_inode_entry *qnx4_ino = qnx4_raw_inode(inode);
-	/* What for? */
-	memset(qnx4_ino->di_fname, 0, sizeof qnx4_ino->di_fname);
-	qnx4_ino->di_size = 0;
-	qnx4_ino->di_num_xtnts = 0;
-	qnx4_ino->di_mode = 0;
-	qnx4_ino->di_status = 0;
-}
-
-void qnx4_free_inode(struct inode *inode)
-{
-	if (inode->i_ino < 1) {
-		printk("free_inode: inode 0 or nonexistent inode\n");
-		return;
-	}
-	qnx4_clear_inode(inode);
-	clear_inode(inode);
-}
-
-#endif
diff --git a/fs/qnx4/dir.c b/fs/qnx4/dir.c
index 003c68f3238b..86cc39cb1398 100644
--- a/fs/qnx4/dir.c
+++ b/fs/qnx4/dir.c
@@ -85,9 +85,4 @@ const struct file_operations qnx4_dir_operations =
 const struct inode_operations qnx4_dir_inode_operations =
 {
 	.lookup		= qnx4_lookup,
-#ifdef CONFIG_QNX4FS_RW
-	.create		= qnx4_create,
-	.unlink		= qnx4_unlink,
-	.rmdir		= qnx4_rmdir,
-#endif
 };
diff --git a/fs/qnx4/file.c b/fs/qnx4/file.c
deleted file mode 100644
index 09b170ac936c..000000000000
--- a/fs/qnx4/file.c
+++ /dev/null
@@ -1,40 +0,0 @@
-/*
- * QNX4 file system, Linux implementation.
- *
- * Version : 0.2.1
- *
- * Using parts of the xiafs filesystem.
- *
- * History :
- *
- * 25-05-1998 by Richard Frowijn : first release.
- * 21-06-1998 by Frank Denis : wrote qnx4_readpage to use generic_file_read.
- * 27-06-1998 by Frank Denis : file overwriting.
- */
-
-#include "qnx4.h"
-
-/*
- * We have mostly NULL's here: the current defaults are ok for
- * the qnx4 filesystem.
- */
-const struct file_operations qnx4_file_operations =
-{
-	.llseek		= generic_file_llseek,
-	.read		= do_sync_read,
-	.aio_read	= generic_file_aio_read,
-	.mmap		= generic_file_mmap,
-	.splice_read	= generic_file_splice_read,
-#ifdef CONFIG_QNX4FS_RW
-	.write		= do_sync_write,
-	.aio_write	= generic_file_aio_write,
-	.fsync		= simple_fsync,
-#endif
-};
-
-const struct inode_operations qnx4_file_inode_operations =
-{
-#ifdef CONFIG_QNX4FS_RW
-	.truncate	= qnx4_truncate,
-#endif
-};
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
index 681df5fcd161..d2cd1798d8c4 100644
--- a/fs/qnx4/inode.c
+++ b/fs/qnx4/inode.c
@@ -28,73 +28,6 @@
 
 static const struct super_operations qnx4_sops;
 
-#ifdef CONFIG_QNX4FS_RW
-
-static void qnx4_delete_inode(struct inode *inode)
-{
-	QNX4DEBUG(("qnx4: deleting inode [%lu]\n", (unsigned long) inode->i_ino));
-	truncate_inode_pages(&inode->i_data, 0);
-	inode->i_size = 0;
-	qnx4_truncate(inode);
-	lock_kernel();
-	qnx4_free_inode(inode);
-	unlock_kernel();
-}
-
-static int qnx4_write_inode(struct inode *inode, int do_sync)
-{
-	struct qnx4_inode_entry *raw_inode;
-	int block, ino;
-	struct buffer_head *bh;
-	ino = inode->i_ino;
-
-	QNX4DEBUG(("qnx4: write inode 1.\n"));
-	if (inode->i_nlink == 0) {
-		return 0;
-	}
-	if (!ino) {
-		printk("qnx4: bad inode number on dev %s: %d is out of range\n",
-		       inode->i_sb->s_id, ino);
-		return -EIO;
-	}
-	QNX4DEBUG(("qnx4: write inode 2.\n"));
-	block = ino / QNX4_INODES_PER_BLOCK;
-	lock_kernel();
-	if (!(bh = sb_bread(inode->i_sb, block))) {
-		printk("qnx4: major problem: unable to read inode from dev "
-		       "%s\n", inode->i_sb->s_id);
-		unlock_kernel();
-		return -EIO;
-	}
-	raw_inode = ((struct qnx4_inode_entry *) bh->b_data) +
-	    (ino % QNX4_INODES_PER_BLOCK);
-	raw_inode->di_mode  = cpu_to_le16(inode->i_mode);
-	raw_inode->di_uid   = cpu_to_le16(fs_high2lowuid(inode->i_uid));
-	raw_inode->di_gid   = cpu_to_le16(fs_high2lowgid(inode->i_gid));
-	raw_inode->di_nlink = cpu_to_le16(inode->i_nlink);
-	raw_inode->di_size  = cpu_to_le32(inode->i_size);
-	raw_inode->di_mtime = cpu_to_le32(inode->i_mtime.tv_sec);
-	raw_inode->di_atime = cpu_to_le32(inode->i_atime.tv_sec);
-	raw_inode->di_ctime = cpu_to_le32(inode->i_ctime.tv_sec);
-	raw_inode->di_first_xtnt.xtnt_size = cpu_to_le32(inode->i_blocks);
-	mark_buffer_dirty(bh);
-	if (do_sync) {
-		sync_dirty_buffer(bh);
-		if (buffer_req(bh) && !buffer_uptodate(bh)) {
-			printk("qnx4: IO error syncing inode [%s:%08x]\n",
-					inode->i_sb->s_id, ino);
-			brelse(bh);
-			unlock_kernel();
-			return -EIO;
-		}
-	}
-	brelse(bh);
-	unlock_kernel();
-	return 0;
-}
-
-#endif
-
 static void qnx4_put_super(struct super_block *sb);
 static struct inode *qnx4_alloc_inode(struct super_block *sb);
 static void qnx4_destroy_inode(struct inode *inode);
@@ -108,10 +41,6 @@ static const struct super_operations qnx4_sops =
 	.put_super	= qnx4_put_super,
 	.statfs		= qnx4_statfs,
 	.remount_fs	= qnx4_remount,
-#ifdef CONFIG_QNX4FS_RW
-	.write_inode	= qnx4_write_inode,
-	.delete_inode	= qnx4_delete_inode,
-#endif
 };
 
 static int qnx4_remount(struct super_block *sb, int *flags, char *data)
@@ -120,15 +49,7 @@ static int qnx4_remount(struct super_block *sb, int *flags, char *data)
 
 	qs = qnx4_sb(sb);
 	qs->Version = QNX4_VERSION;
-#ifndef CONFIG_QNX4FS_RW
 	*flags |= MS_RDONLY;
-#endif
-	if (*flags & MS_RDONLY) {
-		return 0;
-	}
-
-	mark_buffer_dirty(qs->sb_buf);
-
 	return 0;
 }
 
@@ -354,9 +275,7 @@ static int qnx4_fill_super(struct super_block *s, void *data, int silent)
 	}
 	s->s_op = &qnx4_sops;
 	s->s_magic = QNX4_SUPER_MAGIC;
-#ifndef CONFIG_QNX4FS_RW
 	s->s_flags |= MS_RDONLY;	/* Yup, read-only yet */
-#endif
 	qnx4_sb(s)->sb_buf = bh;
 	qnx4_sb(s)->sb = (struct qnx4_super_block *) bh->b_data;
 
@@ -489,8 +408,7 @@ struct inode *qnx4_iget(struct super_block *sb, unsigned long ino)
 
 	memcpy(qnx4_inode, raw_inode, QNX4_DIR_ENTRY_SIZE);
 	if (S_ISREG(inode->i_mode)) {
-		inode->i_op = &qnx4_file_inode_operations;
-		inode->i_fop = &qnx4_file_operations;
+		inode->i_fop = &generic_ro_fops;
 		inode->i_mapping->a_ops = &qnx4_aops;
 		qnx4_i(inode)->mmu_private = inode->i_size;
 	} else if (S_ISDIR(inode->i_mode)) {
diff --git a/fs/qnx4/namei.c b/fs/qnx4/namei.c
index 5972ed214937..ae1e7edbacd6 100644
--- a/fs/qnx4/namei.c
+++ b/fs/qnx4/namei.c
@@ -134,108 +134,3 @@ out:
 
 	return NULL;
 }
-
-#ifdef CONFIG_QNX4FS_RW
-int qnx4_create(struct inode *dir, struct dentry *dentry, int mode,
-		struct nameidata *nd)
-{
-	QNX4DEBUG(("qnx4: qnx4_create\n"));
-	if (dir == NULL) {
-		return -ENOENT;
-	}
-	return -ENOSPC;
-}
-
-int qnx4_rmdir(struct inode *dir, struct dentry *dentry)
-{
-	struct buffer_head *bh;
-	struct qnx4_inode_entry *de;
-	struct inode *inode;
-	int retval;
-	int ino;
-
-	QNX4DEBUG(("qnx4: qnx4_rmdir [%s]\n", dentry->d_name.name));
-	lock_kernel();
-	bh = qnx4_find_entry(dentry->d_name.len, dir, dentry->d_name.name,
-			     &de, &ino);
-	if (bh == NULL) {
-		unlock_kernel();
-		return -ENOENT;
-	}
-	inode = dentry->d_inode;
-	if (inode->i_ino != ino) {
-		retval = -EIO;
-		goto end_rmdir;
-	}
-#if 0
-	if (!empty_dir(inode)) {
-		retval = -ENOTEMPTY;
-		goto end_rmdir;
-	}
-#endif
-	if (inode->i_nlink != 2) {
-		QNX4DEBUG(("empty directory has nlink!=2 (%d)\n", inode->i_nlink));
-	}
-	QNX4DEBUG(("qnx4: deleting directory\n"));
-	de->di_status = 0;
-	memset(de->di_fname, 0, sizeof de->di_fname);
-	de->di_mode = 0;
-	mark_buffer_dirty_inode(bh, dir);
-	clear_nlink(inode);
-	mark_inode_dirty(inode);
-	inode->i_ctime = dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
-	inode_dec_link_count(dir);
-	retval = 0;
-
-      end_rmdir:
-	brelse(bh);
-
-	unlock_kernel();
-	return retval;
-}
-
-int qnx4_unlink(struct inode *dir, struct dentry *dentry)
-{
-	struct buffer_head *bh;
-	struct qnx4_inode_entry *de;
-	struct inode *inode;
-	int retval;
-	int ino;
-
-	QNX4DEBUG(("qnx4: qnx4_unlink [%s]\n", dentry->d_name.name));
-	lock_kernel();
-	bh = qnx4_find_entry(dentry->d_name.len, dir, dentry->d_name.name,
-			     &de, &ino);
-	if (bh == NULL) {
-		unlock_kernel();
-		return -ENOENT;
-	}
-	inode = dentry->d_inode;
-	if (inode->i_ino != ino) {
-		retval = -EIO;
-		goto end_unlink;
-	}
-	retval = -EPERM;
-	if (!inode->i_nlink) {
-		QNX4DEBUG(("Deleting nonexistent file (%s:%lu), %d\n",
-			   inode->i_sb->s_id,
-			   inode->i_ino, inode->i_nlink));
-		inode->i_nlink = 1;
-	}
-	de->di_status = 0;
-	memset(de->di_fname, 0, sizeof de->di_fname);
-	de->di_mode = 0;
-	mark_buffer_dirty_inode(bh, dir);
-	dir->i_ctime = dir->i_mtime = CURRENT_TIME_SEC;
-	mark_inode_dirty(dir);
-	inode->i_ctime = dir->i_ctime;
-	inode_dec_link_count(inode);
-	retval = 0;
-
-end_unlink:
-	unlock_kernel();
-	brelse(bh);
-
-	return retval;
-}
-#endif
diff --git a/fs/qnx4/qnx4.h b/fs/qnx4/qnx4.h
index 9efc089454f6..33a60858203b 100644
--- a/fs/qnx4/qnx4.h
+++ b/fs/qnx4/qnx4.h
@@ -29,17 +29,9 @@ extern unsigned long qnx4_block_map(struct inode *inode, long iblock);
 
 extern struct buffer_head *qnx4_bread(struct inode *, int, int);
 
-extern const struct inode_operations qnx4_file_inode_operations;
 extern const struct inode_operations qnx4_dir_inode_operations;
-extern const struct file_operations qnx4_file_operations;
 extern const struct file_operations qnx4_dir_operations;
 extern int qnx4_is_free(struct super_block *sb, long block);
-extern int qnx4_set_bitmap(struct super_block *sb, long block, int busy);
-extern int qnx4_create(struct inode *inode, struct dentry *dentry, int mode, struct nameidata *nd);
-extern void qnx4_truncate(struct inode *inode);
-extern void qnx4_free_inode(struct inode *inode);
-extern int qnx4_unlink(struct inode *dir, struct dentry *dentry);
-extern int qnx4_rmdir(struct inode *dir, struct dentry *dentry);
 
 static inline struct qnx4_sb_info *qnx4_sb(struct super_block *sb)
 {
diff --git a/fs/qnx4/truncate.c b/fs/qnx4/truncate.c
deleted file mode 100644
index d94d9ee241fe..000000000000
--- a/fs/qnx4/truncate.c
+++ /dev/null
@@ -1,34 +0,0 @@
-/* 
- * QNX4 file system, Linux implementation.
- * 
- * Version : 0.1
- * 
- * Using parts of the xiafs filesystem.
- * 
- * History :
- * 
- * 30-06-1998 by Frank DENIS : ugly filler.
- */
-
-#include <linux/smp_lock.h>
-#include "qnx4.h"
-
-#ifdef CONFIG_QNX4FS_RW
-
-void qnx4_truncate(struct inode *inode)
-{
-	if (!(S_ISREG(inode->i_mode) || S_ISDIR(inode->i_mode) ||
-	      S_ISLNK(inode->i_mode))) {
-		return;
-	}
-	lock_kernel();
-	if (!(S_ISDIR(inode->i_mode))) {
-		/* TODO */
-	}
-	QNX4DEBUG(("qnx4: qnx4_truncate called\n"));
-	inode->i_mtime = inode->i_ctime = CURRENT_TIME_SEC;
-	mark_inode_dirty(inode);
-	unlock_kernel();
-}
-
-#endif
diff --git a/fs/quota/dquot.c b/fs/quota/dquot.c
index 38f7bd559f35..39b49c42a7ed 100644
--- a/fs/quota/dquot.c
+++ b/fs/quota/dquot.c
@@ -1839,7 +1839,7 @@ EXPORT_SYMBOL(dquot_commit_info);
 /*
  * Definitions of diskquota operations.
  */
-struct dquot_operations dquot_operations = {
+const struct dquot_operations dquot_operations = {
 	.initialize	= dquot_initialize,
 	.drop		= dquot_drop,
 	.alloc_space	= dquot_alloc_space,
@@ -2461,7 +2461,7 @@ out:
 }
 EXPORT_SYMBOL(vfs_set_dqinfo);
 
-struct quotactl_ops vfs_quotactl_ops = {
+const struct quotactl_ops vfs_quotactl_ops = {
 	.quota_on	= vfs_quota_on,
 	.quota_off	= vfs_quota_off,
 	.quota_sync	= vfs_quota_sync,
diff --git a/fs/ramfs/file-nommu.c b/fs/ramfs/file-nommu.c
index 11f0c06316de..32fae4040ebf 100644
--- a/fs/ramfs/file-nommu.c
+++ b/fs/ramfs/file-nommu.c
@@ -69,14 +69,11 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
 	/* make various checks */
 	order = get_order(newsize);
 	if (unlikely(order >= MAX_ORDER))
-		goto too_big;
+		return -EFBIG;
 
-	limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-	if (limit != RLIM_INFINITY && newsize > limit)
-		goto fsize_exceeded;
-
-	if (newsize > inode->i_sb->s_maxbytes)
-		goto too_big;
+	ret = inode_newsize_ok(inode, newsize);
+	if (ret)
+		return ret;
 
 	i_size_write(inode, newsize);
 
@@ -118,12 +115,7 @@ int ramfs_nommu_expand_for_mapping(struct inode *inode, size_t newsize)
 
 	return 0;
 
- fsize_exceeded:
-	send_sig(SIGXFSZ, current, 0);
- too_big:
-	return -EFBIG;
-
- add_error:
+add_error:
 	while (loop < npages)
 		__free_page(pages + loop++);
 	return ret;
diff --git a/fs/ramfs/inode.c b/fs/ramfs/inode.c
index a7f0110fca4c..a6090aa1a7c1 100644
--- a/fs/ramfs/inode.c
+++ b/fs/ramfs/inode.c
@@ -34,12 +34,10 @@
 #include <linux/ramfs.h>
 #include <linux/sched.h>
 #include <linux/parser.h>
+#include <linux/magic.h>
 #include <asm/uaccess.h>
 #include "internal.h"
 
-/* some random number */
-#define RAMFS_MAGIC	0x858458f6
-
 #define RAMFS_DEFAULT_MODE	0755
 
 static const struct super_operations ramfs_ops;
diff --git a/fs/read_write.c b/fs/read_write.c
index 6c8c55dec2bc..3ac28987f22a 100644
--- a/fs/read_write.c
+++ b/fs/read_write.c
@@ -839,9 +839,6 @@ static ssize_t do_sendfile(int out_fd, int in_fd, loff_t *ppos,
 		max = min(in_inode->i_sb->s_maxbytes, out_inode->i_sb->s_maxbytes);
 
 	pos = *ppos;
-	retval = -EINVAL;
-	if (unlikely(pos < 0))
-		goto fput_out;
 	if (unlikely(pos + count > max)) {
 		retval = -EOVERFLOW;
 		if (pos >= max)
diff --git a/fs/reiserfs/super.c b/fs/reiserfs/super.c
index 7adea74d6a8a..f0ad05f38022 100644
--- a/fs/reiserfs/super.c
+++ b/fs/reiserfs/super.c
@@ -612,7 +612,7 @@ static int reiserfs_mark_dquot_dirty(struct dquot *);
 static int reiserfs_write_info(struct super_block *, int);
 static int reiserfs_quota_on(struct super_block *, int, int, char *, int);
 
-static struct dquot_operations reiserfs_quota_operations = {
+static const struct dquot_operations reiserfs_quota_operations = {
 	.initialize = dquot_initialize,
 	.drop = dquot_drop,
 	.alloc_space = dquot_alloc_space,
@@ -629,7 +629,7 @@ static struct dquot_operations reiserfs_quota_operations = {
 	.destroy_dquot	= dquot_destroy,
 };
 
-static struct quotactl_ops reiserfs_qctl_operations = {
+static const struct quotactl_ops reiserfs_qctl_operations = {
 	.quota_on = reiserfs_quota_on,
 	.quota_off = vfs_quota_off,
 	.quota_sync = vfs_quota_sync,
diff --git a/fs/romfs/storage.c b/fs/romfs/storage.c
index b3208adf8e71..71e2b4d50a0a 100644
--- a/fs/romfs/storage.c
+++ b/fs/romfs/storage.c
@@ -253,11 +253,11 @@ ssize_t romfs_dev_strnlen(struct super_block *sb,
 
 #ifdef CONFIG_ROMFS_ON_MTD
 	if (sb->s_mtd)
-		return romfs_mtd_strnlen(sb, pos, limit);
+		return romfs_mtd_strnlen(sb, pos, maxlen);
 #endif
 #ifdef CONFIG_ROMFS_ON_BLOCK
 	if (sb->s_bdev)
-		return romfs_blk_strnlen(sb, pos, limit);
+		return romfs_blk_strnlen(sb, pos, maxlen);
 #endif
 	return -EIO;
 }
diff --git a/fs/romfs/super.c b/fs/romfs/super.c
index 4ab3c03d8f95..c117fa80d1e9 100644
--- a/fs/romfs/super.c
+++ b/fs/romfs/super.c
@@ -284,7 +284,7 @@ static const struct file_operations romfs_dir_operations = {
 	.readdir	= romfs_readdir,
 };
 
-static struct inode_operations romfs_dir_inode_operations = {
+static const struct inode_operations romfs_dir_inode_operations = {
 	.lookup		= romfs_lookup,
 };
 
@@ -528,7 +528,7 @@ static int romfs_fill_super(struct super_block *sb, void *data, int silent)
 	pos = (ROMFH_SIZE + len + 1 + ROMFH_PAD) & ROMFH_MASK;
 
 	root = romfs_iget(sb, pos);
-	if (!root)
+	if (IS_ERR(root))
 		goto error;
 
 	sb->s_root = d_alloc_root(root);
diff --git a/fs/select.c b/fs/select.c
index 8084834e123e..fd38ce2e32e3 100644
--- a/fs/select.c
+++ b/fs/select.c
@@ -15,6 +15,7 @@
  */
 
 #include <linux/kernel.h>
+#include <linux/sched.h>
 #include <linux/syscalls.h>
 #include <linux/module.h>
 #include <linux/slab.h>
@@ -41,22 +42,28 @@
  * better solutions..
  */
 
+#define MAX_SLACK	(100 * NSEC_PER_MSEC)
+
 static long __estimate_accuracy(struct timespec *tv)
 {
 	long slack;
 	int divfactor = 1000;
 
+	if (tv->tv_sec < 0)
+		return 0;
+
 	if (task_nice(current) > 0)
 		divfactor = divfactor / 5;
 
+	if (tv->tv_sec > MAX_SLACK / (NSEC_PER_SEC/divfactor))
+		return MAX_SLACK;
+
 	slack = tv->tv_nsec / divfactor;
 	slack += tv->tv_sec * (NSEC_PER_SEC/divfactor);
 
-	if (slack > 100 * NSEC_PER_MSEC)
-		slack =  100 * NSEC_PER_MSEC;
+	if (slack > MAX_SLACK)
+		return MAX_SLACK;
 
-	if (slack < 0)
-		slack = 0;
 	return slack;
 }
 
diff --git a/fs/seq_file.c b/fs/seq_file.c
index 6c959275f2d0..eae7d9dbf3ff 100644
--- a/fs/seq_file.c
+++ b/fs/seq_file.c
@@ -429,20 +429,21 @@ EXPORT_SYMBOL(mangle_path);
  */
 int seq_path(struct seq_file *m, struct path *path, char *esc)
 {
-	if (m->count < m->size) {
-		char *s = m->buf + m->count;
-		char *p = d_path(path, s, m->size - m->count);
+	char *buf;
+	size_t size = seq_get_buf(m, &buf);
+	int res = -1;
+
+	if (size) {
+		char *p = d_path(path, buf, size);
 		if (!IS_ERR(p)) {
-			s = mangle_path(s, p, esc);
-			if (s) {
-				p = m->buf + m->count;
-				m->count = s - m->buf;
-				return s - p;
-			}
+			char *end = mangle_path(buf, p, esc);
+			if (end)
+				res = end - buf;
 		}
 	}
-	m->count = m->size;
-	return -1;
+	seq_commit(m, res);
+
+	return res;
 }
 EXPORT_SYMBOL(seq_path);
 
@@ -454,26 +455,28 @@ EXPORT_SYMBOL(seq_path);
 int seq_path_root(struct seq_file *m, struct path *path, struct path *root,
 		  char *esc)
 {
-	int err = -ENAMETOOLONG;
-	if (m->count < m->size) {
-		char *s = m->buf + m->count;
+	char *buf;
+	size_t size = seq_get_buf(m, &buf);
+	int res = -ENAMETOOLONG;
+
+	if (size) {
 		char *p;
 
 		spin_lock(&dcache_lock);
-		p = __d_path(path, root, s, m->size - m->count);
+		p = __d_path(path, root, buf, size);
 		spin_unlock(&dcache_lock);
-		err = PTR_ERR(p);
+		res = PTR_ERR(p);
 		if (!IS_ERR(p)) {
-			s = mangle_path(s, p, esc);
-			if (s) {
-				p = m->buf + m->count;
-				m->count = s - m->buf;
-				return 0;
-			}
+			char *end = mangle_path(buf, p, esc);
+			if (end)
+				res = end - buf;
+			else
+				res = -ENAMETOOLONG;
 		}
 	}
-	m->count = m->size;
-	return err;
+	seq_commit(m, res);
+
+	return res < 0 ? res : 0;
 }
 
 /*
@@ -481,20 +484,21 @@ int seq_path_root(struct seq_file *m, struct path *path, struct path *root,
  */
 int seq_dentry(struct seq_file *m, struct dentry *dentry, char *esc)
 {
-	if (m->count < m->size) {
-		char *s = m->buf + m->count;
-		char *p = dentry_path(dentry, s, m->size - m->count);
+	char *buf;
+	size_t size = seq_get_buf(m, &buf);
+	int res = -1;
+
+	if (size) {
+		char *p = dentry_path(dentry, buf, size);
 		if (!IS_ERR(p)) {
-			s = mangle_path(s, p, esc);
-			if (s) {
-				p = m->buf + m->count;
-				m->count = s - m->buf;
-				return s - p;
-			}
+			char *end = mangle_path(buf, p, esc);
+			if (end)
+				res = end - buf;
 		}
 	}
-	m->count = m->size;
-	return -1;
+	seq_commit(m, res);
+
+	return res;
 }
 
 int seq_bitmap(struct seq_file *m, const unsigned long *bits,
diff --git a/fs/smbfs/inode.c b/fs/smbfs/inode.c
index 1402d2d54f52..1c4c8f089970 100644
--- a/fs/smbfs/inode.c
+++ b/fs/smbfs/inode.c
@@ -459,14 +459,8 @@ smb_show_options(struct seq_file *s, struct vfsmount *m)
 static void
 smb_unload_nls(struct smb_sb_info *server)
 {
-	if (server->remote_nls) {
-		unload_nls(server->remote_nls);
-		server->remote_nls = NULL;
-	}
-	if (server->local_nls) {
-		unload_nls(server->local_nls);
-		server->local_nls = NULL;
-	}
+	unload_nls(server->remote_nls);
+	unload_nls(server->local_nls);
 }
 
 static void
diff --git a/fs/smbfs/proc.c b/fs/smbfs/proc.c
index 9468168b9af5..71c29b6670b4 100644
--- a/fs/smbfs/proc.c
+++ b/fs/smbfs/proc.c
@@ -509,7 +509,7 @@ date_unix2dos(struct smb_sb_info *server,
 		month = 2;
 	} else {
 		nl_day = (year & 3) || day <= 59 ? day : day - 1;
-		for (month = 0; month < 12; month++)
+		for (month = 1; month < 12; month++)
 			if (day_n[month] > nl_day)
 				break;
 	}
diff --git a/fs/squashfs/super.c b/fs/squashfs/super.c
index cb5fc57e370b..6c197ef53add 100644
--- a/fs/squashfs/super.c
+++ b/fs/squashfs/super.c
@@ -44,7 +44,7 @@
 #include "squashfs.h"
 
 static struct file_system_type squashfs_fs_type;
-static struct super_operations squashfs_super_ops;
+static const struct super_operations squashfs_super_ops;
 
 static int supported_squashfs_filesystem(short major, short minor, short comp)
 {
@@ -444,7 +444,7 @@ static struct file_system_type squashfs_fs_type = {
 	.fs_flags = FS_REQUIRES_DEV
 };
 
-static struct super_operations squashfs_super_ops = {
+static const struct super_operations squashfs_super_ops = {
 	.alloc_inode = squashfs_alloc_inode,
 	.destroy_inode = squashfs_destroy_inode,
 	.statfs = squashfs_statfs,
diff --git a/fs/super.c b/fs/super.c
index b03fea8fbfb6..19eb70b374bc 100644
--- a/fs/super.c
+++ b/fs/super.c
@@ -54,7 +54,7 @@ DEFINE_SPINLOCK(sb_lock);
 static struct super_block *alloc_super(struct file_system_type *type)
 {
 	struct super_block *s = kzalloc(sizeof(struct super_block),  GFP_USER);
-	static struct super_operations default_op;
+	static const struct super_operations default_op;
 
 	if (s) {
 		if (security_sb_alloc(s)) {
@@ -465,6 +465,48 @@ rescan:
 }
 
 EXPORT_SYMBOL(get_super);
+
+/**
+ * get_active_super - get an active reference to the superblock of a device
+ * @bdev: device to get the superblock for
+ *
+ * Scans the superblock list and finds the superblock of the file system
+ * mounted on the device given.  Returns the superblock with an active
+ * reference and s_umount held exclusively or %NULL if none was found.
+ */
+struct super_block *get_active_super(struct block_device *bdev)
+{
+	struct super_block *sb;
+
+	if (!bdev)
+		return NULL;
+
+	spin_lock(&sb_lock);
+	list_for_each_entry(sb, &super_blocks, s_list) {
+		if (sb->s_bdev != bdev)
+			continue;
+
+		sb->s_count++;
+		spin_unlock(&sb_lock);
+		down_write(&sb->s_umount);
+		if (sb->s_root) {
+			spin_lock(&sb_lock);
+			if (sb->s_count > S_BIAS) {
+				atomic_inc(&sb->s_active);
+				sb->s_count--;
+				spin_unlock(&sb_lock);
+				return sb;
+			}
+			spin_unlock(&sb_lock);
+		}
+		up_write(&sb->s_umount);
+		put_super(sb);
+		yield();
+		spin_lock(&sb_lock);
+	}
+	spin_unlock(&sb_lock);
+	return NULL;
+}
  
 struct super_block * user_get_super(dev_t dev)
 {
@@ -527,11 +569,15 @@ int do_remount_sb(struct super_block *sb, int flags, void *data, int force)
 {
 	int retval;
 	int remount_rw;
-	
+
+	if (sb->s_frozen != SB_UNFROZEN)
+		return -EBUSY;
+
 #ifdef CONFIG_BLOCK
 	if (!(flags & MS_RDONLY) && bdev_read_only(sb->s_bdev))
 		return -EACCES;
 #endif
+
 	if (flags & MS_RDONLY)
 		acct_auto_close(sb);
 	shrink_dcache_sb(sb);
@@ -743,9 +789,14 @@ int get_sb_bdev(struct file_system_type *fs_type,
 	 * will protect the lockfs code from trying to start a snapshot
 	 * while we are mounting
 	 */
-	down(&bdev->bd_mount_sem);
+	mutex_lock(&bdev->bd_fsfreeze_mutex);
+	if (bdev->bd_fsfreeze_count > 0) {
+		mutex_unlock(&bdev->bd_fsfreeze_mutex);
+		error = -EBUSY;
+		goto error_bdev;
+	}
 	s = sget(fs_type, test_bdev_super, set_bdev_super, bdev);
-	up(&bdev->bd_mount_sem);
+	mutex_unlock(&bdev->bd_fsfreeze_mutex);
 	if (IS_ERR(s))
 		goto error_s;
 
@@ -892,6 +943,16 @@ vfs_kern_mount(struct file_system_type *type, int flags, const char *name, void
  	if (error)
  		goto out_sb;
 
+	/*
+	 * filesystems should never set s_maxbytes larger than MAX_LFS_FILESIZE
+	 * but s_maxbytes was an unsigned long long for many releases. Throw
+	 * this warning for a little while to try and catch filesystems that
+	 * violate this rule. This warning should be either removed or
+	 * converted to a BUG() in 2.6.34.
+	 */
+	WARN((mnt->mnt_sb->s_maxbytes < 0), "%s set sb->s_maxbytes to "
+		"negative value (%lld)\n", type->name, mnt->mnt_sb->s_maxbytes);
+
 	mnt->mnt_mountpoint = mnt->mnt_root;
 	mnt->mnt_parent = mnt;
 	up_write(&mnt->mnt_sb->s_umount);
diff --git a/fs/sync.c b/fs/sync.c
index c08467a5d7cb..d104591b066b 100644
--- a/fs/sync.c
+++ b/fs/sync.c
@@ -183,6 +183,7 @@ int file_fsync(struct file *filp, struct dentry *dentry, int datasync)
 		ret = err;
 	return ret;
 }
+EXPORT_SYMBOL(file_fsync);
 
 /**
  * vfs_fsync_range - helper to sync a range of data & metadata to disk
diff --git a/fs/sysfs/bin.c b/fs/sysfs/bin.c
index 2524714bece1..60c702bc10ae 100644
--- a/fs/sysfs/bin.c
+++ b/fs/sysfs/bin.c
@@ -40,7 +40,7 @@ struct bin_buffer {
 	struct mutex			mutex;
 	void				*buffer;
 	int				mmapped;
-	struct vm_operations_struct 	*vm_ops;
+	const struct vm_operations_struct *vm_ops;
 	struct file			*file;
 	struct hlist_node		list;
 };
@@ -331,7 +331,7 @@ static int bin_migrate(struct vm_area_struct *vma, const nodemask_t *from,
 }
 #endif
 
-static struct vm_operations_struct bin_vm_ops = {
+static const struct vm_operations_struct bin_vm_ops = {
 	.open		= bin_vma_open,
 	.close		= bin_vma_close,
 	.fault		= bin_fault,
diff --git a/fs/sysfs/dir.c b/fs/sysfs/dir.c
index 0050fc40e8c9..e0201837d244 100644
--- a/fs/sysfs/dir.c
+++ b/fs/sysfs/dir.c
@@ -21,6 +21,7 @@
 #include <linux/completion.h>
 #include <linux/mutex.h>
 #include <linux/slab.h>
+#include <linux/security.h>
 #include "sysfs.h"
 
 DEFINE_MUTEX(sysfs_mutex);
@@ -285,6 +286,9 @@ void release_sysfs_dirent(struct sysfs_dirent * sd)
 		sysfs_put(sd->s_symlink.target_sd);
 	if (sysfs_type(sd) & SYSFS_COPY_NAME)
 		kfree(sd->s_name);
+	if (sd->s_iattr && sd->s_iattr->ia_secdata)
+		security_release_secctx(sd->s_iattr->ia_secdata,
+					sd->s_iattr->ia_secdata_len);
 	kfree(sd->s_iattr);
 	sysfs_free_ino(sd->s_ino);
 	kmem_cache_free(sysfs_dir_cachep, sd);
@@ -894,7 +898,8 @@ int sysfs_move_dir(struct kobject *kobj, struct kobject *new_parent_kobj)
 
 	mutex_lock(&sysfs_rename_mutex);
 	BUG_ON(!sd->s_parent);
-	new_parent_sd = new_parent_kobj->sd ? new_parent_kobj->sd : &sysfs_root;
+	new_parent_sd = (new_parent_kobj && new_parent_kobj->sd) ?
+		new_parent_kobj->sd : &sysfs_root;
 
 	error = 0;
 	if (sd->s_parent == new_parent_sd)
diff --git a/fs/sysfs/file.c b/fs/sysfs/file.c
index 561a9c050cef..f5ea4680f15f 100644
--- a/fs/sysfs/file.c
+++ b/fs/sysfs/file.c
@@ -268,7 +268,7 @@ static int sysfs_get_open_dirent(struct sysfs_dirent *sd,
 	struct sysfs_open_dirent *od, *new_od = NULL;
 
  retry:
-	spin_lock(&sysfs_open_dirent_lock);
+	spin_lock_irq(&sysfs_open_dirent_lock);
 
 	if (!sd->s_attr.open && new_od) {
 		sd->s_attr.open = new_od;
@@ -281,7 +281,7 @@ static int sysfs_get_open_dirent(struct sysfs_dirent *sd,
 		list_add_tail(&buffer->list, &od->buffers);
 	}
 
-	spin_unlock(&sysfs_open_dirent_lock);
+	spin_unlock_irq(&sysfs_open_dirent_lock);
 
 	if (od) {
 		kfree(new_od);
@@ -315,8 +315,9 @@ static void sysfs_put_open_dirent(struct sysfs_dirent *sd,
 				  struct sysfs_buffer *buffer)
 {
 	struct sysfs_open_dirent *od = sd->s_attr.open;
+	unsigned long flags;
 
-	spin_lock(&sysfs_open_dirent_lock);
+	spin_lock_irqsave(&sysfs_open_dirent_lock, flags);
 
 	list_del(&buffer->list);
 	if (atomic_dec_and_test(&od->refcnt))
@@ -324,7 +325,7 @@ static void sysfs_put_open_dirent(struct sysfs_dirent *sd,
 	else
 		od = NULL;
 
-	spin_unlock(&sysfs_open_dirent_lock);
+	spin_unlock_irqrestore(&sysfs_open_dirent_lock, flags);
 
 	kfree(od);
 }
@@ -456,8 +457,9 @@ static unsigned int sysfs_poll(struct file *filp, poll_table *wait)
 void sysfs_notify_dirent(struct sysfs_dirent *sd)
 {
 	struct sysfs_open_dirent *od;
+	unsigned long flags;
 
-	spin_lock(&sysfs_open_dirent_lock);
+	spin_lock_irqsave(&sysfs_open_dirent_lock, flags);
 
 	od = sd->s_attr.open;
 	if (od) {
@@ -465,7 +467,7 @@ void sysfs_notify_dirent(struct sysfs_dirent *sd)
 		wake_up_interruptible(&od->poll);
 	}
 
-	spin_unlock(&sysfs_open_dirent_lock);
+	spin_unlock_irqrestore(&sysfs_open_dirent_lock, flags);
 }
 EXPORT_SYMBOL_GPL(sysfs_notify_dirent);
 
diff --git a/fs/ubifs/budget.c b/fs/ubifs/budget.c
index ee1ce68fd98b..076ca50e9933 100644
--- a/fs/ubifs/budget.c
+++ b/fs/ubifs/budget.c
@@ -715,7 +715,7 @@ long long ubifs_get_free_space_nolock(struct ubifs_info *c)
  * ubifs_get_free_space - return amount of free space.
  * @c: UBIFS file-system description object
  *
- * This function calculates and retuns amount of free space to report to
+ * This function calculates and returns amount of free space to report to
  * user-space.
  */
 long long ubifs_get_free_space(struct ubifs_info *c)
diff --git a/fs/ubifs/commit.c b/fs/ubifs/commit.c
index f3a7945527fb..4775af401167 100644
--- a/fs/ubifs/commit.c
+++ b/fs/ubifs/commit.c
@@ -510,7 +510,7 @@ int dbg_check_old_index(struct ubifs_info *c, struct ubifs_zbranch *zroot)
 	int lnum, offs, len, err = 0, uninitialized_var(last_level), child_cnt;
 	int first = 1, iip;
 	struct ubifs_debug_info *d = c->dbg;
-	union ubifs_key lower_key, upper_key, l_key, u_key;
+	union ubifs_key uninitialized_var(lower_key), upper_key, l_key, u_key;
 	unsigned long long uninitialized_var(last_sqnum);
 	struct ubifs_idx_node *idx;
 	struct list_head list;
diff --git a/fs/ubifs/debug.c b/fs/ubifs/debug.c
index ce2cd8343618..dbc093afd946 100644
--- a/fs/ubifs/debug.c
+++ b/fs/ubifs/debug.c
@@ -210,6 +210,20 @@ const char *dbg_cstate(int cmt_state)
 	}
 }
 
+const char *dbg_jhead(int jhead)
+{
+	switch (jhead) {
+	case GCHD:
+		return "0 (GC)";
+	case BASEHD:
+		return "1 (base)";
+	case DATAHD:
+		return "2 (data)";
+	default:
+		return "unknown journal head";
+	}
+}
+
 static void dump_ch(const struct ubifs_ch *ch)
 {
 	printk(KERN_DEBUG "\tmagic          %#x\n", le32_to_cpu(ch->magic));
@@ -623,8 +637,9 @@ void dbg_dump_budg(struct ubifs_info *c)
 	/* If we are in R/O mode, journal heads do not exist */
 	if (c->jheads)
 		for (i = 0; i < c->jhead_cnt; i++)
-			printk(KERN_DEBUG "\tjhead %d\t LEB %d\n",
-			       c->jheads[i].wbuf.jhead, c->jheads[i].wbuf.lnum);
+			printk(KERN_DEBUG "\tjhead %s\t LEB %d\n",
+			       dbg_jhead(c->jheads[i].wbuf.jhead),
+			       c->jheads[i].wbuf.lnum);
 	for (rb = rb_first(&c->buds); rb; rb = rb_next(rb)) {
 		bud = rb_entry(rb, struct ubifs_bud, rb);
 		printk(KERN_DEBUG "\tbud LEB %d\n", bud->lnum);
@@ -648,9 +663,90 @@ void dbg_dump_budg(struct ubifs_info *c)
 
 void dbg_dump_lprop(const struct ubifs_info *c, const struct ubifs_lprops *lp)
 {
-	printk(KERN_DEBUG "LEB %d lprops: free %d, dirty %d (used %d), "
-	       "flags %#x\n", lp->lnum, lp->free, lp->dirty,
-	       c->leb_size - lp->free - lp->dirty, lp->flags);
+	int i, spc, dark = 0, dead = 0;
+	struct rb_node *rb;
+	struct ubifs_bud *bud;
+
+	spc = lp->free + lp->dirty;
+	if (spc < c->dead_wm)
+		dead = spc;
+	else
+		dark = ubifs_calc_dark(c, spc);
+
+	if (lp->flags & LPROPS_INDEX)
+		printk(KERN_DEBUG "LEB %-7d free %-8d dirty %-8d used %-8d "
+		       "free + dirty %-8d flags %#x (", lp->lnum, lp->free,
+		       lp->dirty, c->leb_size - spc, spc, lp->flags);
+	else
+		printk(KERN_DEBUG "LEB %-7d free %-8d dirty %-8d used %-8d "
+		       "free + dirty %-8d dark %-4d dead %-4d nodes fit %-3d "
+		       "flags %#-4x (", lp->lnum, lp->free, lp->dirty,
+		       c->leb_size - spc, spc, dark, dead,
+		       (int)(spc / UBIFS_MAX_NODE_SZ), lp->flags);
+
+	if (lp->flags & LPROPS_TAKEN) {
+		if (lp->flags & LPROPS_INDEX)
+			printk(KERN_CONT "index, taken");
+		else
+			printk(KERN_CONT "taken");
+	} else {
+		const char *s;
+
+		if (lp->flags & LPROPS_INDEX) {
+			switch (lp->flags & LPROPS_CAT_MASK) {
+			case LPROPS_DIRTY_IDX:
+				s = "dirty index";
+				break;
+			case LPROPS_FRDI_IDX:
+				s = "freeable index";
+				break;
+			default:
+				s = "index";
+			}
+		} else {
+			switch (lp->flags & LPROPS_CAT_MASK) {
+			case LPROPS_UNCAT:
+				s = "not categorized";
+				break;
+			case LPROPS_DIRTY:
+				s = "dirty";
+				break;
+			case LPROPS_FREE:
+				s = "free";
+				break;
+			case LPROPS_EMPTY:
+				s = "empty";
+				break;
+			case LPROPS_FREEABLE:
+				s = "freeable";
+				break;
+			default:
+				s = NULL;
+				break;
+			}
+		}
+		printk(KERN_CONT "%s", s);
+	}
+
+	for (rb = rb_first((struct rb_root *)&c->buds); rb; rb = rb_next(rb)) {
+		bud = rb_entry(rb, struct ubifs_bud, rb);
+		if (bud->lnum == lp->lnum) {
+			int head = 0;
+			for (i = 0; i < c->jhead_cnt; i++) {
+				if (lp->lnum == c->jheads[i].wbuf.lnum) {
+					printk(KERN_CONT ", jhead %s",
+					       dbg_jhead(i));
+					head = 1;
+				}
+			}
+			if (!head)
+				printk(KERN_CONT ", bud of jhead %s",
+				       dbg_jhead(bud->jhead));
+		}
+	}
+	if (lp->lnum == c->gc_lnum)
+		printk(KERN_CONT ", GC LEB");
+	printk(KERN_CONT ")\n");
 }
 
 void dbg_dump_lprops(struct ubifs_info *c)
@@ -724,7 +820,7 @@ void dbg_dump_leb(const struct ubifs_info *c, int lnum)
 
 	printk(KERN_DEBUG "(pid %d) start dumping LEB %d\n",
 	       current->pid, lnum);
-	sleb = ubifs_scan(c, lnum, 0, c->dbg->buf);
+	sleb = ubifs_scan(c, lnum, 0, c->dbg->buf, 0);
 	if (IS_ERR(sleb)) {
 		ubifs_err("scan error %d", (int)PTR_ERR(sleb));
 		return;
@@ -909,8 +1005,10 @@ out:
 	ubifs_msg("saved lprops statistics dump");
 	dbg_dump_lstats(&d->saved_lst);
 	ubifs_get_lp_stats(c, &lst);
+
 	ubifs_msg("current lprops statistics dump");
-	dbg_dump_lstats(&d->saved_lst);
+	dbg_dump_lstats(&lst);
+
 	spin_lock(&c->space_lock);
 	dbg_dump_budg(c);
 	spin_unlock(&c->space_lock);
diff --git a/fs/ubifs/debug.h b/fs/ubifs/debug.h
index c1cd73b2e06e..29d960101ea6 100644
--- a/fs/ubifs/debug.h
+++ b/fs/ubifs/debug.h
@@ -271,6 +271,7 @@ void ubifs_debugging_exit(struct ubifs_info *c);
 /* Dump functions */
 const char *dbg_ntype(int type);
 const char *dbg_cstate(int cmt_state);
+const char *dbg_jhead(int jhead);
 const char *dbg_get_key_dump(const struct ubifs_info *c,
 			     const union ubifs_key *key);
 void dbg_dump_inode(const struct ubifs_info *c, const struct inode *inode);
@@ -321,6 +322,8 @@ void dbg_check_heap(struct ubifs_info *c, struct ubifs_lpt_heap *heap, int cat,
 int dbg_check_lprops(struct ubifs_info *c);
 int dbg_check_lpt_nodes(struct ubifs_info *c, struct ubifs_cnode *cnode,
 			int row, int col);
+int dbg_check_inode_size(struct ubifs_info *c, const struct inode *inode,
+			 loff_t size);
 
 /* Force the use of in-the-gaps method for testing */
 
@@ -425,6 +428,7 @@ void dbg_debugfs_exit_fs(struct ubifs_info *c);
 
 #define dbg_ntype(type)                        ""
 #define dbg_cstate(cmt_state)                  ""
+#define dbg_jhead(jhead)                       ""
 #define dbg_get_key_dump(c, key)               ({})
 #define dbg_dump_inode(c, inode)               ({})
 #define dbg_dump_node(c, node)                 ({})
@@ -460,6 +464,7 @@ void dbg_debugfs_exit_fs(struct ubifs_info *c);
 #define dbg_check_heap(c, heap, cat, add_pos)      ({})
 #define dbg_check_lprops(c)                        0
 #define dbg_check_lpt_nodes(c, cnode, row, col)    0
+#define dbg_check_inode_size(c, inode, size)       0
 #define dbg_force_in_the_gaps_enabled              0
 #define dbg_force_in_the_gaps()                    0
 #define dbg_failure_mode                           0
diff --git a/fs/ubifs/file.c b/fs/ubifs/file.c
index 6d34dc7e33e1..1009adc8d602 100644
--- a/fs/ubifs/file.c
+++ b/fs/ubifs/file.c
@@ -21,34 +21,32 @@
  */
 
 /*
- * This file implements VFS file and inode operations of regular files, device
+ * This file implements VFS file and inode operations for regular files, device
  * nodes and symlinks as well as address space operations.
  *
- * UBIFS uses 2 page flags: PG_private and PG_checked. PG_private is set if the
- * page is dirty and is used for budgeting purposes - dirty pages should not be
- * budgeted. The PG_checked flag is set if full budgeting is required for the
- * page e.g., when it corresponds to a file hole or it is just beyond the file
- * size. The budgeting is done in 'ubifs_write_begin()', because it is OK to
- * fail in this function, and the budget is released in 'ubifs_write_end()'. So
- * the PG_private and PG_checked flags carry the information about how the page
- * was budgeted, to make it possible to release the budget properly.
+ * UBIFS uses 2 page flags: @PG_private and @PG_checked. @PG_private is set if
+ * the page is dirty and is used for optimization purposes - dirty pages are
+ * not budgeted so the flag shows that 'ubifs_write_end()' should not release
+ * the budget for this page. The @PG_checked flag is set if full budgeting is
+ * required for the page e.g., when it corresponds to a file hole or it is
+ * beyond the file size. The budgeting is done in 'ubifs_write_begin()', because
+ * it is OK to fail in this function, and the budget is released in
+ * 'ubifs_write_end()'. So the @PG_private and @PG_checked flags carry
+ * information about how the page was budgeted, to make it possible to release
+ * the budget properly.
  *
- * A thing to keep in mind: inode's 'i_mutex' is locked in most VFS operations
- * we implement. However, this is not true for '->writepage()', which might be
- * called with 'i_mutex' unlocked. For example, when pdflush is performing
- * write-back, it calls 'writepage()' with unlocked 'i_mutex', although the
- * inode has 'I_LOCK' flag in this case. At "normal" work-paths 'i_mutex' is
- * locked in '->writepage', e.g. in "sys_write -> alloc_pages -> direct reclaim
- * path'. So, in '->writepage()' we are only guaranteed that the page is
- * locked.
+ * A thing to keep in mind: inode @i_mutex is locked in most VFS operations we
+ * implement. However, this is not true for 'ubifs_writepage()', which may be
+ * called with @i_mutex unlocked. For example, when pdflush is doing background
+ * write-back, it calls 'ubifs_writepage()' with unlocked @i_mutex. At "normal"
+ * work-paths the @i_mutex is locked in 'ubifs_writepage()', e.g. in the
+ * "sys_write -> alloc_pages -> direct reclaim path". So, in 'ubifs_writepage()'
+ * we are only guaranteed that the page is locked.
  *
- * Similarly, 'i_mutex' does not have to be locked in readpage(), e.g.,
- * readahead path does not have it locked ("sys_read -> generic_file_aio_read
- * -> ondemand_readahead -> readpage"). In case of readahead, 'I_LOCK' flag is
- * not set as well. However, UBIFS disables readahead.
- *
- * This, for example means that there might be 2 concurrent '->writepage()'
- * calls for the same inode, but different inode dirty pages.
+ * Similarly, @i_mutex is not always locked in 'ubifs_readpage()', e.g., the
+ * read-ahead path does not lock it ("sys_read -> generic_file_aio_read ->
+ * ondemand_readahead -> readpage"). In case of readahead, @I_LOCK flag is not
+ * set as well. However, UBIFS disables readahead.
  */
 
 #include "ubifs.h"
@@ -449,9 +447,9 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
 			/*
 			 * We change whole page so no need to load it. But we
 			 * have to set the @PG_checked flag to make the further
-			 * code the page is new. This might be not true, but it
-			 * is better to budget more that to read the page from
-			 * the media.
+			 * code know that the page is new. This might be not
+			 * true, but it is better to budget more than to read
+			 * the page from the media.
 			 */
 			SetPageChecked(page);
 			skipped_read = 1;
@@ -497,8 +495,8 @@ static int ubifs_write_begin(struct file *file, struct address_space *mapping,
 	}
 
 	/*
-	 * Whee, we aquired budgeting quickly - without involving
-	 * garbage-collection, committing or forceing write-back. We return
+	 * Whee, we acquired budgeting quickly - without involving
+	 * garbage-collection, committing or forcing write-back. We return
 	 * with @ui->ui_mutex locked if we are appending pages, and unlocked
 	 * otherwise. This is an optimization (slightly hacky though).
 	 */
@@ -562,7 +560,7 @@ static int ubifs_write_end(struct file *file, struct address_space *mapping,
 
 		/*
 		 * Return 0 to force VFS to repeat the whole operation, or the
-		 * error code if 'do_readpage()' failes.
+		 * error code if 'do_readpage()' fails.
 		 */
 		copied = do_readpage(page);
 		goto out;
@@ -1175,11 +1173,11 @@ static int do_truncation(struct ubifs_info *c, struct inode *inode,
 	ui->ui_size = inode->i_size;
 	/* Truncation changes inode [mc]time */
 	inode->i_mtime = inode->i_ctime = ubifs_current_time(inode);
-	/* The other attributes may be changed at the same time as well */
+	/* Other attributes may be changed at the same time as well */
 	do_attr_changes(inode, attr);
-
 	err = ubifs_jnl_truncate(c, inode, old_size, new_size);
 	mutex_unlock(&ui->ui_mutex);
+
 out_budg:
 	if (budgeted)
 		ubifs_release_budget(c, &req);
@@ -1536,7 +1534,7 @@ out_unlock:
 	return err;
 }
 
-static struct vm_operations_struct ubifs_file_vm_ops = {
+static const struct vm_operations_struct ubifs_file_vm_ops = {
 	.fault        = filemap_fault,
 	.page_mkwrite = ubifs_vm_page_mkwrite,
 };
diff --git a/fs/ubifs/gc.c b/fs/ubifs/gc.c
index f0f5f15d384e..618c2701d3a7 100644
--- a/fs/ubifs/gc.c
+++ b/fs/ubifs/gc.c
@@ -529,7 +529,7 @@ int ubifs_garbage_collect_leb(struct ubifs_info *c, struct ubifs_lprops *lp)
 	 * We scan the entire LEB even though we only really need to scan up to
 	 * (c->leb_size - lp->free).
 	 */
-	sleb = ubifs_scan(c, lnum, 0, c->sbuf);
+	sleb = ubifs_scan(c, lnum, 0, c->sbuf, 0);
 	if (IS_ERR(sleb))
 		return PTR_ERR(sleb);
 
diff --git a/fs/ubifs/io.c b/fs/ubifs/io.c
index 762a7d6cec73..e589fedaf1ef 100644
--- a/fs/ubifs/io.c
+++ b/fs/ubifs/io.c
@@ -297,7 +297,7 @@ static enum hrtimer_restart wbuf_timer_callback_nolock(struct hrtimer *timer)
 {
 	struct ubifs_wbuf *wbuf = container_of(timer, struct ubifs_wbuf, timer);
 
-	dbg_io("jhead %d", wbuf->jhead);
+	dbg_io("jhead %s", dbg_jhead(wbuf->jhead));
 	wbuf->need_sync = 1;
 	wbuf->c->need_wbuf_sync = 1;
 	ubifs_wake_up_bgt(wbuf->c);
@@ -314,7 +314,8 @@ static void new_wbuf_timer_nolock(struct ubifs_wbuf *wbuf)
 
 	if (wbuf->no_timer)
 		return;
-	dbg_io("set timer for jhead %d, %llu-%llu millisecs", wbuf->jhead,
+	dbg_io("set timer for jhead %s, %llu-%llu millisecs",
+	       dbg_jhead(wbuf->jhead),
 	       div_u64(ktime_to_ns(wbuf->softlimit), USEC_PER_SEC),
 	       div_u64(ktime_to_ns(wbuf->softlimit) + wbuf->delta,
 		       USEC_PER_SEC));
@@ -351,8 +352,8 @@ int ubifs_wbuf_sync_nolock(struct ubifs_wbuf *wbuf)
 		/* Write-buffer is empty or not seeked */
 		return 0;
 
-	dbg_io("LEB %d:%d, %d bytes, jhead %d",
-	       wbuf->lnum, wbuf->offs, wbuf->used, wbuf->jhead);
+	dbg_io("LEB %d:%d, %d bytes, jhead %s",
+	       wbuf->lnum, wbuf->offs, wbuf->used, dbg_jhead(wbuf->jhead));
 	ubifs_assert(!(c->vfs_sb->s_flags & MS_RDONLY));
 	ubifs_assert(!(wbuf->avail & 7));
 	ubifs_assert(wbuf->offs + c->min_io_size <= c->leb_size);
@@ -401,7 +402,7 @@ int ubifs_wbuf_seek_nolock(struct ubifs_wbuf *wbuf, int lnum, int offs,
 {
 	const struct ubifs_info *c = wbuf->c;
 
-	dbg_io("LEB %d:%d, jhead %d", lnum, offs, wbuf->jhead);
+	dbg_io("LEB %d:%d, jhead %s", lnum, offs, dbg_jhead(wbuf->jhead));
 	ubifs_assert(lnum >= 0 && lnum < c->leb_cnt);
 	ubifs_assert(offs >= 0 && offs <= c->leb_size);
 	ubifs_assert(offs % c->min_io_size == 0 && !(offs & 7));
@@ -508,9 +509,9 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
 	struct ubifs_info *c = wbuf->c;
 	int err, written, n, aligned_len = ALIGN(len, 8), offs;
 
-	dbg_io("%d bytes (%s) to jhead %d wbuf at LEB %d:%d", len,
-	       dbg_ntype(((struct ubifs_ch *)buf)->node_type), wbuf->jhead,
-	       wbuf->lnum, wbuf->offs + wbuf->used);
+	dbg_io("%d bytes (%s) to jhead %s wbuf at LEB %d:%d", len,
+	       dbg_ntype(((struct ubifs_ch *)buf)->node_type),
+	       dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs + wbuf->used);
 	ubifs_assert(len > 0 && wbuf->lnum >= 0 && wbuf->lnum < c->leb_cnt);
 	ubifs_assert(wbuf->offs >= 0 && wbuf->offs % c->min_io_size == 0);
 	ubifs_assert(!(wbuf->offs & 7) && wbuf->offs <= c->leb_size);
@@ -535,8 +536,8 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
 		memcpy(wbuf->buf + wbuf->used, buf, len);
 
 		if (aligned_len == wbuf->avail) {
-			dbg_io("flush jhead %d wbuf to LEB %d:%d",
-			       wbuf->jhead, wbuf->lnum, wbuf->offs);
+			dbg_io("flush jhead %s wbuf to LEB %d:%d",
+			       dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
 			err = ubi_leb_write(c->ubi, wbuf->lnum, wbuf->buf,
 					    wbuf->offs, c->min_io_size,
 					    wbuf->dtype);
@@ -564,8 +565,8 @@ int ubifs_wbuf_write_nolock(struct ubifs_wbuf *wbuf, void *buf, int len)
 	 * minimal I/O unit. We have to fill and flush write-buffer and switch
 	 * to the next min. I/O unit.
 	 */
-	dbg_io("flush jhead %d wbuf to LEB %d:%d",
-	       wbuf->jhead, wbuf->lnum, wbuf->offs);
+	dbg_io("flush jhead %s wbuf to LEB %d:%d",
+	       dbg_jhead(wbuf->jhead), wbuf->lnum, wbuf->offs);
 	memcpy(wbuf->buf + wbuf->used, buf, wbuf->avail);
 	err = ubi_leb_write(c->ubi, wbuf->lnum, wbuf->buf, wbuf->offs,
 			    c->min_io_size, wbuf->dtype);
@@ -698,8 +699,8 @@ int ubifs_read_node_wbuf(struct ubifs_wbuf *wbuf, void *buf, int type, int len,
 	int err, rlen, overlap;
 	struct ubifs_ch *ch = buf;
 
-	dbg_io("LEB %d:%d, %s, length %d, jhead %d", lnum, offs,
-	       dbg_ntype(type), len, wbuf->jhead);
+	dbg_io("LEB %d:%d, %s, length %d, jhead %s", lnum, offs,
+	       dbg_ntype(type), len, dbg_jhead(wbuf->jhead));
 	ubifs_assert(wbuf && lnum >= 0 && lnum < c->leb_cnt && offs >= 0);
 	ubifs_assert(!(offs & 7) && offs < c->leb_size);
 	ubifs_assert(type >= 0 && type < UBIFS_NODE_TYPES_CNT);
diff --git a/fs/ubifs/journal.c b/fs/ubifs/journal.c
index 64b5f3a309f5..d321baeca68d 100644
--- a/fs/ubifs/journal.c
+++ b/fs/ubifs/journal.c
@@ -158,7 +158,7 @@ again:
 	 * some. But the write-buffer mutex has to be unlocked because
 	 * GC also takes it.
 	 */
-	dbg_jnl("no free space  jhead %d, run GC", jhead);
+	dbg_jnl("no free space in jhead %s, run GC", dbg_jhead(jhead));
 	mutex_unlock(&wbuf->io_mutex);
 
 	lnum = ubifs_garbage_collect(c, 0);
@@ -173,7 +173,8 @@ again:
 		 * because we dropped @wbuf->io_mutex, so try once
 		 * again.
 		 */
-		dbg_jnl("GC couldn't make a free LEB for jhead %d", jhead);
+		dbg_jnl("GC couldn't make a free LEB for jhead %s",
+			dbg_jhead(jhead));
 		if (retries++ < 2) {
 			dbg_jnl("retry (%d)", retries);
 			goto again;
@@ -184,7 +185,7 @@ again:
 	}
 
 	mutex_lock_nested(&wbuf->io_mutex, wbuf->jhead);
-	dbg_jnl("got LEB %d for jhead %d", lnum, jhead);
+	dbg_jnl("got LEB %d for jhead %s", lnum, dbg_jhead(jhead));
 	avail = c->leb_size - wbuf->offs - wbuf->used;
 
 	if (wbuf->lnum != -1 && avail >= len) {
@@ -255,7 +256,8 @@ static int write_node(struct ubifs_info *c, int jhead, void *node, int len,
 	*lnum = c->jheads[jhead].wbuf.lnum;
 	*offs = c->jheads[jhead].wbuf.offs + c->jheads[jhead].wbuf.used;
 
-	dbg_jnl("jhead %d, LEB %d:%d, len %d", jhead, *lnum, *offs, len);
+	dbg_jnl("jhead %s, LEB %d:%d, len %d",
+		dbg_jhead(jhead), *lnum, *offs, len);
 	ubifs_prepare_node(c, node, len, 0);
 
 	return ubifs_wbuf_write_nolock(wbuf, node, len);
@@ -285,7 +287,8 @@ static int write_head(struct ubifs_info *c, int jhead, void *buf, int len,
 
 	*lnum = c->jheads[jhead].wbuf.lnum;
 	*offs = c->jheads[jhead].wbuf.offs + c->jheads[jhead].wbuf.used;
-	dbg_jnl("jhead %d, LEB %d:%d, len %d", jhead, *lnum, *offs, len);
+	dbg_jnl("jhead %s, LEB %d:%d, len %d",
+		dbg_jhead(jhead), *lnum, *offs, len);
 
 	err = ubifs_wbuf_write_nolock(wbuf, buf, len);
 	if (err)
diff --git a/fs/ubifs/key.h b/fs/ubifs/key.h
index 5fa27ea031ba..0f530c684f0b 100644
--- a/fs/ubifs/key.h
+++ b/fs/ubifs/key.h
@@ -229,23 +229,6 @@ static inline void xent_key_init(const struct ubifs_info *c,
 }
 
 /**
- * xent_key_init_hash - initialize extended attribute entry key without
- *                      re-calculating hash function.
- * @c: UBIFS file-system description object
- * @key: key to initialize
- * @inum: host inode number
- * @hash: extended attribute entry name hash
- */
-static inline void xent_key_init_hash(const struct ubifs_info *c,
-				      union ubifs_key *key, ino_t inum,
-				      uint32_t hash)
-{
-	ubifs_assert(!(hash & ~UBIFS_S_KEY_HASH_MASK));
-	key->u32[0] = inum;
-	key->u32[1] = hash | (UBIFS_XENT_KEY << UBIFS_S_KEY_HASH_BITS);
-}
-
-/**
  * xent_key_init_flash - initialize on-flash extended attribute entry key.
  * @c: UBIFS file-system description object
  * @k: key to initialize
@@ -295,22 +278,15 @@ static inline void data_key_init(const struct ubifs_info *c,
 }
 
 /**
- * data_key_init_flash - initialize on-flash data key.
+ * highest_data_key - get the highest possible data key for an inode.
  * @c: UBIFS file-system description object
- * @k: key to initialize
+ * @key: key to initialize
  * @inum: inode number
- * @block: block number
  */
-static inline void data_key_init_flash(const struct ubifs_info *c, void *k,
-				       ino_t inum, unsigned int block)
+static inline void highest_data_key(const struct ubifs_info *c,
+				   union ubifs_key *key, ino_t inum)
 {
-	union ubifs_key *key = k;
-
-	ubifs_assert(!(block & ~UBIFS_S_KEY_BLOCK_MASK));
-	key->j32[0] = cpu_to_le32(inum);
-	key->j32[1] = cpu_to_le32(block |
-				  (UBIFS_DATA_KEY << UBIFS_S_KEY_BLOCK_BITS));
-	memset(k + 8, 0, UBIFS_MAX_KEY_LEN - 8);
+	data_key_init(c, key, inum, UBIFS_S_KEY_BLOCK_MASK);
 }
 
 /**
@@ -554,4 +530,5 @@ static inline unsigned long long key_max_inode_size(const struct ubifs_info *c)
 		return 0;
 	}
 }
+
 #endif /* !__UBIFS_KEY_H__ */
diff --git a/fs/ubifs/log.c b/fs/ubifs/log.c
index 56e33772a1ee..c345e125f42c 100644
--- a/fs/ubifs/log.c
+++ b/fs/ubifs/log.c
@@ -169,8 +169,8 @@ void ubifs_add_bud(struct ubifs_info *c, struct ubifs_bud *bud)
 	 */
 	c->bud_bytes += c->leb_size - bud->start;
 
-	dbg_log("LEB %d:%d, jhead %d, bud_bytes %lld", bud->lnum,
-		bud->start, bud->jhead, c->bud_bytes);
+	dbg_log("LEB %d:%d, jhead %s, bud_bytes %lld", bud->lnum,
+		bud->start, dbg_jhead(bud->jhead), c->bud_bytes);
 	spin_unlock(&c->buds_lock);
 }
 
@@ -355,16 +355,16 @@ static void remove_buds(struct ubifs_info *c)
 			 * heads (non-closed buds).
 			 */
 			c->cmt_bud_bytes += wbuf->offs - bud->start;
-			dbg_log("preserve %d:%d, jhead %d, bud bytes %d, "
+			dbg_log("preserve %d:%d, jhead %s, bud bytes %d, "
 				"cmt_bud_bytes %lld", bud->lnum, bud->start,
-				bud->jhead, wbuf->offs - bud->start,
+				dbg_jhead(bud->jhead), wbuf->offs - bud->start,
 				c->cmt_bud_bytes);
 			bud->start = wbuf->offs;
 		} else {
 			c->cmt_bud_bytes += c->leb_size - bud->start;
-			dbg_log("remove %d:%d, jhead %d, bud bytes %d, "
+			dbg_log("remove %d:%d, jhead %s, bud bytes %d, "
 				"cmt_bud_bytes %lld", bud->lnum, bud->start,
-				bud->jhead, c->leb_size - bud->start,
+				dbg_jhead(bud->jhead), c->leb_size - bud->start,
 				c->cmt_bud_bytes);
 			rb_erase(p1, &c->buds);
 			/*
@@ -429,7 +429,8 @@ int ubifs_log_start_commit(struct ubifs_info *c, int *ltail_lnum)
 		if (lnum == -1 || offs == c->leb_size)
 			continue;
 
-		dbg_log("add ref to LEB %d:%d for jhead %d", lnum, offs, i);
+		dbg_log("add ref to LEB %d:%d for jhead %s",
+			lnum, offs, dbg_jhead(i));
 		ref = buf + len;
 		ref->ch.node_type = UBIFS_REF_NODE;
 		ref->lnum = cpu_to_le32(lnum);
@@ -695,7 +696,7 @@ int ubifs_consolidate_log(struct ubifs_info *c)
 	lnum = c->ltail_lnum;
 	write_lnum = lnum;
 	while (1) {
-		sleb = ubifs_scan(c, lnum, 0, c->sbuf);
+		sleb = ubifs_scan(c, lnum, 0, c->sbuf, 0);
 		if (IS_ERR(sleb)) {
 			err = PTR_ERR(sleb);
 			goto out_free;
diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c
index 4cdd284dea56..4d4ca388889b 100644
--- a/fs/ubifs/lprops.c
+++ b/fs/ubifs/lprops.c
@@ -281,7 +281,7 @@ void ubifs_add_to_cat(struct ubifs_info *c, struct ubifs_lprops *lprops,
 	case LPROPS_FREE:
 		if (add_to_lpt_heap(c, lprops, cat))
 			break;
-		/* No more room on heap so make it uncategorized */
+		/* No more room on heap so make it un-categorized */
 		cat = LPROPS_UNCAT;
 		/* Fall through */
 	case LPROPS_UNCAT:
@@ -375,8 +375,8 @@ void ubifs_replace_cat(struct ubifs_info *c, struct ubifs_lprops *old_lprops,
  * @lprops: LEB properties
  *
  * A LEB may have fallen off of the bottom of a heap, and ended up as
- * uncategorized even though it has enough space for us now. If that is the case
- * this function will put the LEB back onto a heap.
+ * un-categorized even though it has enough space for us now. If that is the
+ * case this function will put the LEB back onto a heap.
  */
 void ubifs_ensure_cat(struct ubifs_info *c, struct ubifs_lprops *lprops)
 {
@@ -436,10 +436,10 @@ int ubifs_categorize_lprops(const struct ubifs_info *c,
 /**
  * change_category - change LEB properties category.
  * @c: UBIFS file-system description object
- * @lprops: LEB properties to recategorize
+ * @lprops: LEB properties to re-categorize
  *
  * LEB properties are categorized to enable fast find operations. When the LEB
- * properties change they must be recategorized.
+ * properties change they must be re-categorized.
  */
 static void change_category(struct ubifs_info *c, struct ubifs_lprops *lprops)
 {
@@ -461,21 +461,18 @@ static void change_category(struct ubifs_info *c, struct ubifs_lprops *lprops)
 }
 
 /**
- * calc_dark - calculate LEB dark space size.
+ * ubifs_calc_dark - calculate LEB dark space size.
  * @c: the UBIFS file-system description object
  * @spc: amount of free and dirty space in the LEB
  *
- * This function calculates amount of dark space in an LEB which has @spc bytes
- * of free and dirty space. Returns the calculations result.
+ * This function calculates and returns amount of dark space in an LEB which
+ * has @spc bytes of free and dirty space.
  *
- * Dark space is the space which is not always usable - it depends on which
- * nodes are written in which order. E.g., if an LEB has only 512 free bytes,
- * it is dark space, because it cannot fit a large data node. So UBIFS cannot
- * count on this LEB and treat these 512 bytes as usable because it is not true
- * if, for example, only big chunks of uncompressible data will be written to
- * the FS.
+ * UBIFS is trying to account the space which might not be usable, and this
+ * space is called "dark space". For example, if an LEB has only %512 free
+ * bytes, it is dark space, because it cannot fit a large data node.
  */
-static int calc_dark(struct ubifs_info *c, int spc)
+int ubifs_calc_dark(const struct ubifs_info *c, int spc)
 {
 	ubifs_assert(!(spc & 7));
 
@@ -518,7 +515,7 @@ static int is_lprops_dirty(struct ubifs_info *c, struct ubifs_lprops *lprops)
  * @free: new free space amount
  * @dirty: new dirty space amount
  * @flags: new flags
- * @idx_gc_cnt: change to the count of idx_gc list
+ * @idx_gc_cnt: change to the count of @idx_gc list
  *
  * This function changes LEB properties (@free, @dirty or @flag). However, the
  * property which has the %LPROPS_NC value is not changed. Returns a pointer to
@@ -535,7 +532,7 @@ const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
 {
 	/*
 	 * This is the only function that is allowed to change lprops, so we
-	 * discard the const qualifier.
+	 * discard the "const" qualifier.
 	 */
 	struct ubifs_lprops *lprops = (struct ubifs_lprops *)lp;
 
@@ -575,7 +572,7 @@ const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
 		if (old_spc < c->dead_wm)
 			c->lst.total_dead -= old_spc;
 		else
-			c->lst.total_dark -= calc_dark(c, old_spc);
+			c->lst.total_dark -= ubifs_calc_dark(c, old_spc);
 
 		c->lst.total_used -= c->leb_size - old_spc;
 	}
@@ -616,7 +613,7 @@ const struct ubifs_lprops *ubifs_change_lp(struct ubifs_info *c,
 		if (new_spc < c->dead_wm)
 			c->lst.total_dead += new_spc;
 		else
-			c->lst.total_dark += calc_dark(c, new_spc);
+			c->lst.total_dark += ubifs_calc_dark(c, new_spc);
 
 		c->lst.total_used += c->leb_size - new_spc;
 	}
@@ -1096,7 +1093,7 @@ static int scan_check_cb(struct ubifs_info *c,
 		}
 	}
 
-	sleb = ubifs_scan(c, lnum, 0, c->dbg->buf);
+	sleb = ubifs_scan(c, lnum, 0, c->dbg->buf, 0);
 	if (IS_ERR(sleb)) {
 		/*
 		 * After an unclean unmount, empty and freeable LEBs
@@ -1107,7 +1104,7 @@ static int scan_check_cb(struct ubifs_info *c,
 				  "- continuing checking");
 			lst->empty_lebs += 1;
 			lst->total_free += c->leb_size;
-			lst->total_dark += calc_dark(c, c->leb_size);
+			lst->total_dark += ubifs_calc_dark(c, c->leb_size);
 			return LPT_SCAN_CONTINUE;
 		}
 
@@ -1117,7 +1114,7 @@ static int scan_check_cb(struct ubifs_info *c,
 				  "- continuing checking");
 			lst->total_free  += lp->free;
 			lst->total_dirty += lp->dirty;
-			lst->total_dark  +=  calc_dark(c, c->leb_size);
+			lst->total_dark  +=  ubifs_calc_dark(c, c->leb_size);
 			return LPT_SCAN_CONTINUE;
 		}
 		data->err = PTR_ERR(sleb);
@@ -1235,7 +1232,7 @@ static int scan_check_cb(struct ubifs_info *c,
 		if (spc < c->dead_wm)
 			lst->total_dead += spc;
 		else
-			lst->total_dark += calc_dark(c, spc);
+			lst->total_dark += ubifs_calc_dark(c, spc);
 	}
 
 	ubifs_scan_destroy(sleb);
diff --git a/fs/ubifs/master.c b/fs/ubifs/master.c
index a88f33801b98..28beaeedadc0 100644
--- a/fs/ubifs/master.c
+++ b/fs/ubifs/master.c
@@ -29,7 +29,8 @@
  * @c: UBIFS file-system description object
  *
  * This function scans the master node LEBs and search for the latest master
- * node. Returns zero in case of success and a negative error code in case of
+ * node. Returns zero in case of success, %-EUCLEAN if there master area is
+ * corrupted and requires recovery, and a negative error code in case of
  * failure.
  */
 static int scan_for_master(struct ubifs_info *c)
@@ -40,7 +41,7 @@ static int scan_for_master(struct ubifs_info *c)
 
 	lnum = UBIFS_MST_LNUM;
 
-	sleb = ubifs_scan(c, lnum, 0, c->sbuf);
+	sleb = ubifs_scan(c, lnum, 0, c->sbuf, 1);
 	if (IS_ERR(sleb))
 		return PTR_ERR(sleb);
 	nodes_cnt = sleb->nodes_cnt;
@@ -48,7 +49,7 @@ static int scan_for_master(struct ubifs_info *c)
 		snod = list_entry(sleb->nodes.prev, struct ubifs_scan_node,
 				  list);
 		if (snod->type != UBIFS_MST_NODE)
-			goto out;
+			goto out_dump;
 		memcpy(c->mst_node, snod->node, snod->len);
 		offs = snod->offs;
 	}
@@ -56,7 +57,7 @@ static int scan_for_master(struct ubifs_info *c)
 
 	lnum += 1;
 
-	sleb = ubifs_scan(c, lnum, 0, c->sbuf);
+	sleb = ubifs_scan(c, lnum, 0, c->sbuf, 1);
 	if (IS_ERR(sleb))
 		return PTR_ERR(sleb);
 	if (sleb->nodes_cnt != nodes_cnt)
@@ -65,7 +66,7 @@ static int scan_for_master(struct ubifs_info *c)
 		goto out;
 	snod = list_entry(sleb->nodes.prev, struct ubifs_scan_node, list);
 	if (snod->type != UBIFS_MST_NODE)
-		goto out;
+		goto out_dump;
 	if (snod->offs != offs)
 		goto out;
 	if (memcmp((void *)c->mst_node + UBIFS_CH_SZ,
@@ -78,6 +79,12 @@ static int scan_for_master(struct ubifs_info *c)
 
 out:
 	ubifs_scan_destroy(sleb);
+	return -EUCLEAN;
+
+out_dump:
+	ubifs_err("unexpected node type %d master LEB %d:%d",
+		  snod->type, lnum, snod->offs);
+	ubifs_scan_destroy(sleb);
 	return -EINVAL;
 }
 
@@ -256,7 +263,8 @@ int ubifs_read_master(struct ubifs_info *c)
 
 	err = scan_for_master(c);
 	if (err) {
-		err = ubifs_recover_master_node(c);
+		if (err == -EUCLEAN)
+			err = ubifs_recover_master_node(c);
 		if (err)
 			/*
 			 * Note, we do not free 'c->mst_node' here because the
diff --git a/fs/ubifs/orphan.c b/fs/ubifs/orphan.c
index 152a7b34a141..82009c74b6a3 100644
--- a/fs/ubifs/orphan.c
+++ b/fs/ubifs/orphan.c
@@ -670,9 +670,10 @@ static int kill_orphans(struct ubifs_info *c)
 		struct ubifs_scan_leb *sleb;
 
 		dbg_rcvry("LEB %d", lnum);
-		sleb = ubifs_scan(c, lnum, 0, c->sbuf);
+		sleb = ubifs_scan(c, lnum, 0, c->sbuf, 1);
 		if (IS_ERR(sleb)) {
-			sleb = ubifs_recover_leb(c, lnum, 0, c->sbuf, 0);
+			if (PTR_ERR(sleb) == -EUCLEAN)
+				sleb = ubifs_recover_leb(c, lnum, 0, c->sbuf, 0);
 			if (IS_ERR(sleb)) {
 				err = PTR_ERR(sleb);
 				break;
@@ -899,7 +900,7 @@ static int dbg_scan_orphans(struct ubifs_info *c, struct check_info *ci)
 	for (lnum = c->orph_first; lnum <= c->orph_last; lnum++) {
 		struct ubifs_scan_leb *sleb;
 
-		sleb = ubifs_scan(c, lnum, 0, c->dbg->buf);
+		sleb = ubifs_scan(c, lnum, 0, c->dbg->buf, 0);
 		if (IS_ERR(sleb)) {
 			err = PTR_ERR(sleb);
 			break;
diff --git a/fs/ubifs/recovery.c b/fs/ubifs/recovery.c
index e5f6cf8a1155..f94ddf7efba0 100644
--- a/fs/ubifs/recovery.c
+++ b/fs/ubifs/recovery.c
@@ -286,7 +286,7 @@ int ubifs_recover_master_node(struct ubifs_info *c)
 		mst = mst2;
 	}
 
-	dbg_rcvry("recovered master node from LEB %d",
+	ubifs_msg("recovered master node from LEB %d",
 		  (mst == mst1 ? UBIFS_MST_LNUM : UBIFS_MST_LNUM + 1));
 
 	memcpy(c->mst_node, mst, UBIFS_MST_NODE_SZ);
@@ -790,7 +790,7 @@ struct ubifs_scan_leb *ubifs_recover_log_leb(struct ubifs_info *c, int lnum,
 		 * We can only recover at the end of the log, so check that the
 		 * next log LEB is empty or out of date.
 		 */
-		sleb = ubifs_scan(c, next_lnum, 0, sbuf);
+		sleb = ubifs_scan(c, next_lnum, 0, sbuf, 0);
 		if (IS_ERR(sleb))
 			return sleb;
 		if (sleb->nodes_cnt) {
diff --git a/fs/ubifs/replay.c b/fs/ubifs/replay.c
index 2970500f32df..5c2d6d759a3e 100644
--- a/fs/ubifs/replay.c
+++ b/fs/ubifs/replay.c
@@ -506,7 +506,7 @@ static int replay_bud(struct ubifs_info *c, int lnum, int offs, int jhead,
 	if (c->need_recovery)
 		sleb = ubifs_recover_leb(c, lnum, offs, c->sbuf, jhead != GCHD);
 	else
-		sleb = ubifs_scan(c, lnum, offs, c->sbuf);
+		sleb = ubifs_scan(c, lnum, offs, c->sbuf, 0);
 	if (IS_ERR(sleb))
 		return PTR_ERR(sleb);
 
@@ -836,8 +836,8 @@ static int replay_log_leb(struct ubifs_info *c, int lnum, int offs, void *sbuf)
 	const struct ubifs_cs_node *node;
 
 	dbg_mnt("replay log LEB %d:%d", lnum, offs);
-	sleb = ubifs_scan(c, lnum, offs, sbuf);
-	if (IS_ERR(sleb) ) {
+	sleb = ubifs_scan(c, lnum, offs, sbuf, c->need_recovery);
+	if (IS_ERR(sleb)) {
 		if (PTR_ERR(sleb) != -EUCLEAN || !c->need_recovery)
 			return PTR_ERR(sleb);
 		sleb = ubifs_recover_log_leb(c, lnum, offs, sbuf);
diff --git a/fs/ubifs/scan.c b/fs/ubifs/scan.c
index 892ebfee4fe5..96c525384191 100644
--- a/fs/ubifs/scan.c
+++ b/fs/ubifs/scan.c
@@ -108,10 +108,9 @@ int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,
 
 		/* Make the node pads to 8-byte boundary */
 		if ((node_len + pad_len) & 7) {
-			if (!quiet) {
+			if (!quiet)
 				dbg_err("bad padding length %d - %d",
 					offs, offs + node_len + pad_len);
-			}
 			return SCANNED_A_BAD_PAD_NODE;
 		}
 
@@ -253,15 +252,19 @@ void ubifs_scanned_corruption(const struct ubifs_info *c, int lnum, int offs,
  * @c: UBIFS file-system description object
  * @lnum: logical eraseblock number
  * @offs: offset to start at (usually zero)
- * @sbuf: scan buffer (must be c->leb_size)
+ * @sbuf: scan buffer (must be of @c->leb_size bytes in size)
+ * @quiet: print no messages
  *
  * This function scans LEB number @lnum and returns complete information about
  * its contents. Returns the scaned information in case of success and,
  * %-EUCLEAN if the LEB neads recovery, and other negative error codes in case
  * of failure.
+ *
+ * If @quiet is non-zero, this function does not print large and scary
+ * error messages and flash dumps in case of errors.
  */
 struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,
-				  int offs, void *sbuf)
+				  int offs, void *sbuf, int quiet)
 {
 	void *buf = sbuf + offs;
 	int err, len = c->leb_size - offs;
@@ -280,7 +283,7 @@ struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,
 
 		cond_resched();
 
-		ret = ubifs_scan_a_node(c, buf, len, lnum, offs, 0);
+		ret = ubifs_scan_a_node(c, buf, len, lnum, offs, quiet);
 		if (ret > 0) {
 			/* Padding bytes or a valid padding node */
 			offs += ret;
@@ -320,7 +323,9 @@ struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,
 	}
 
 	if (offs % c->min_io_size) {
-		ubifs_err("empty space starts at non-aligned offset %d", offs);
+		if (!quiet)
+			ubifs_err("empty space starts at non-aligned offset %d",
+				  offs);
 		goto corrupted;;
 	}
 
@@ -331,18 +336,25 @@ struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,
 			break;
 	for (; len; offs++, buf++, len--)
 		if (*(uint8_t *)buf != 0xff) {
-			ubifs_err("corrupt empty space at LEB %d:%d",
-				  lnum, offs);
+			if (!quiet)
+				ubifs_err("corrupt empty space at LEB %d:%d",
+					  lnum, offs);
 			goto corrupted;
 		}
 
 	return sleb;
 
 corrupted:
-	ubifs_scanned_corruption(c, lnum, offs, buf);
+	if (!quiet) {
+		ubifs_scanned_corruption(c, lnum, offs, buf);
+		ubifs_err("LEB %d scanning failed", lnum);
+	}
 	err = -EUCLEAN;
+	ubifs_scan_destroy(sleb);
+	return ERR_PTR(err);
+
 error:
-	ubifs_err("LEB %d scanning failed", lnum);
+	ubifs_err("LEB %d scanning failed, error %d", lnum, err);
 	ubifs_scan_destroy(sleb);
 	return ERR_PTR(err);
 }
diff --git a/fs/ubifs/super.c b/fs/ubifs/super.c
index c4af069df1ad..333e181ee987 100644
--- a/fs/ubifs/super.c
+++ b/fs/ubifs/super.c
@@ -36,7 +36,6 @@
 #include <linux/mount.h>
 #include <linux/math64.h>
 #include <linux/writeback.h>
-#include <linux/smp_lock.h>
 #include "ubifs.h"
 
 /*
@@ -318,6 +317,8 @@ static int ubifs_write_inode(struct inode *inode, int wait)
 		if (err)
 			ubifs_err("can't write inode %lu, error %d",
 				  inode->i_ino, err);
+		else
+			err = dbg_check_inode_size(c, inode, ui->ui_size);
 	}
 
 	ui->dirty = 0;
@@ -448,17 +449,6 @@ static int ubifs_sync_fs(struct super_block *sb, int wait)
 		return 0;
 
 	/*
-	 * VFS calls '->sync_fs()' before synchronizing all dirty inodes and
-	 * pages, so synchronize them first, then commit the journal. Strictly
-	 * speaking, it is not necessary to commit the journal here,
-	 * synchronizing write-buffers would be enough. But committing makes
-	 * UBIFS free space predictions much more accurate, so we want to let
-	 * the user be able to get more accurate results of 'statfs()' after
-	 * they synchronize the file system.
-	 */
-	sync_inodes_sb(sb);
-
-	/*
 	 * Synchronize write buffers, because 'ubifs_run_commit()' does not
 	 * do this if it waits for an already running commit.
 	 */
@@ -468,6 +458,13 @@ static int ubifs_sync_fs(struct super_block *sb, int wait)
 			return err;
 	}
 
+	/*
+	 * Strictly speaking, it is not necessary to commit the journal here,
+	 * synchronizing write-buffers would be enough. But committing makes
+	 * UBIFS free space predictions much more accurate, so we want to let
+	 * the user be able to get more accurate results of 'statfs()' after
+	 * they synchronize the file system.
+	 */
 	err = ubifs_run_commit(c);
 	if (err)
 		return err;
@@ -1720,8 +1717,6 @@ static void ubifs_put_super(struct super_block *sb)
 	ubifs_msg("un-mount UBI device %d, volume %d", c->vi.ubi_num,
 		  c->vi.vol_id);
 
-	lock_kernel();
-
 	/*
 	 * The following asserts are only valid if there has not been a failure
 	 * of the media. For example, there will be dirty inodes if we failed
@@ -1786,8 +1781,6 @@ static void ubifs_put_super(struct super_block *sb)
 	ubi_close_volume(c->ubi);
 	mutex_unlock(&c->umount_mutex);
 	kfree(c);
-
-	unlock_kernel();
 }
 
 static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
@@ -1803,22 +1796,17 @@ static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
 		return err;
 	}
 
-	lock_kernel();
 	if ((sb->s_flags & MS_RDONLY) && !(*flags & MS_RDONLY)) {
 		if (c->ro_media) {
 			ubifs_msg("cannot re-mount due to prior errors");
-			unlock_kernel();
 			return -EROFS;
 		}
 		err = ubifs_remount_rw(c);
-		if (err) {
-			unlock_kernel();
+		if (err)
 			return err;
-		}
 	} else if (!(sb->s_flags & MS_RDONLY) && (*flags & MS_RDONLY)) {
 		if (c->ro_media) {
 			ubifs_msg("cannot re-mount due to prior errors");
-			unlock_kernel();
 			return -EROFS;
 		}
 		ubifs_remount_ro(c);
@@ -1833,7 +1821,6 @@ static int ubifs_remount_fs(struct super_block *sb, int *flags, char *data)
 	}
 
 	ubifs_assert(c->lst.taken_empty_lebs > 0);
-	unlock_kernel();
 	return 0;
 }
 
diff --git a/fs/ubifs/tnc.c b/fs/ubifs/tnc.c
index f249f7b0d656..e5b1a7d00fa0 100644
--- a/fs/ubifs/tnc.c
+++ b/fs/ubifs/tnc.c
@@ -1159,8 +1159,8 @@ static struct ubifs_znode *dirty_cow_bottom_up(struct ubifs_info *c,
  *   o exact match, i.e. the found zero-level znode contains key @key, then %1
  *     is returned and slot number of the matched branch is stored in @n;
  *   o not exact match, which means that zero-level znode does not contain
- *     @key, then %0 is returned and slot number of the closed branch is stored
- *     in  @n;
+ *     @key, then %0 is returned and slot number of the closest branch is stored
+ *     in @n;
  *   o @key is so small that it is even less than the lowest key of the
  *     leftmost zero-level node, then %0 is returned and %0 is stored in @n.
  *
@@ -1433,7 +1433,7 @@ static int maybe_leb_gced(struct ubifs_info *c, int lnum, int gc_seq1)
  * @lnum: LEB number is returned here
  * @offs: offset is returned here
  *
- * This function look up and reads node with key @key. The caller has to make
+ * This function looks up and reads node with key @key. The caller has to make
  * sure the @node buffer is large enough to fit the node. Returns zero in case
  * of success, %-ENOENT if the node was not found, and a negative error code in
  * case of failure. The node location can be returned in @lnum and @offs.
@@ -3268,3 +3268,73 @@ out_unlock:
 	mutex_unlock(&c->tnc_mutex);
 	return err;
 }
+
+#ifdef CONFIG_UBIFS_FS_DEBUG
+
+/**
+ * dbg_check_inode_size - check if inode size is correct.
+ * @c: UBIFS file-system description object
+ * @inum: inode number
+ * @size: inode size
+ *
+ * This function makes sure that the inode size (@size) is correct and it does
+ * not have any pages beyond @size. Returns zero if the inode is OK, %-EINVAL
+ * if it has a data page beyond @size, and other negative error code in case of
+ * other errors.
+ */
+int dbg_check_inode_size(struct ubifs_info *c, const struct inode *inode,
+			 loff_t size)
+{
+	int err, n;
+	union ubifs_key from_key, to_key, *key;
+	struct ubifs_znode *znode;
+	unsigned int block;
+
+	if (!S_ISREG(inode->i_mode))
+		return 0;
+	if (!(ubifs_chk_flags & UBIFS_CHK_GEN))
+		return 0;
+
+	block = (size + UBIFS_BLOCK_SIZE - 1) >> UBIFS_BLOCK_SHIFT;
+	data_key_init(c, &from_key, inode->i_ino, block);
+	highest_data_key(c, &to_key, inode->i_ino);
+
+	mutex_lock(&c->tnc_mutex);
+	err = ubifs_lookup_level0(c, &from_key, &znode, &n);
+	if (err < 0)
+		goto out_unlock;
+
+	if (err) {
+		err = -EINVAL;
+		key = &from_key;
+		goto out_dump;
+	}
+
+	err = tnc_next(c, &znode, &n);
+	if (err == -ENOENT) {
+		err = 0;
+		goto out_unlock;
+	}
+	if (err < 0)
+		goto out_unlock;
+
+	ubifs_assert(err == 0);
+	key = &znode->zbranch[n].key;
+	if (!key_in_range(c, key, &from_key, &to_key))
+		goto out_unlock;
+
+out_dump:
+	block = key_block(c, key);
+	ubifs_err("inode %lu has size %lld, but there are data at offset %lld "
+		  "(data key %s)", (unsigned long)inode->i_ino, size,
+		  ((loff_t)block) << UBIFS_BLOCK_SHIFT, DBGKEY(key));
+	dbg_dump_inode(c, inode);
+	dbg_dump_stack();
+	err = -EINVAL;
+
+out_unlock:
+	mutex_unlock(&c->tnc_mutex);
+	return err;
+}
+
+#endif /* CONFIG_UBIFS_FS_DEBUG */
diff --git a/fs/ubifs/tnc_commit.c b/fs/ubifs/tnc_commit.c
index fde8d127c768..53288e5d604e 100644
--- a/fs/ubifs/tnc_commit.c
+++ b/fs/ubifs/tnc_commit.c
@@ -245,7 +245,7 @@ static int layout_leb_in_gaps(struct ubifs_info *c, int *p)
 	 * it is more comprehensive and less efficient than is needed for this
 	 * purpose.
 	 */
-	sleb = ubifs_scan(c, lnum, 0, c->ileb_buf);
+	sleb = ubifs_scan(c, lnum, 0, c->ileb_buf, 0);
 	c->ileb_len = 0;
 	if (IS_ERR(sleb))
 		return PTR_ERR(sleb);
diff --git a/fs/ubifs/ubifs-media.h b/fs/ubifs/ubifs-media.h
index 3eee07e0c495..191ca7863fe7 100644
--- a/fs/ubifs/ubifs-media.h
+++ b/fs/ubifs/ubifs-media.h
@@ -135,6 +135,13 @@
 /* The key is always at the same position in all keyed nodes */
 #define UBIFS_KEY_OFFSET offsetof(struct ubifs_ino_node, key)
 
+/* Garbage collector journal head number */
+#define UBIFS_GC_HEAD   0
+/* Base journal head number */
+#define UBIFS_BASE_HEAD 1
+/* Data journal head number */
+#define UBIFS_DATA_HEAD 2
+
 /*
  * LEB Properties Tree node types.
  *
diff --git a/fs/ubifs/ubifs.h b/fs/ubifs/ubifs.h
index a29349094422..b2d976366a46 100644
--- a/fs/ubifs/ubifs.h
+++ b/fs/ubifs/ubifs.h
@@ -105,12 +105,10 @@
 /* Number of non-data journal heads */
 #define NONDATA_JHEADS_CNT 2
 
-/* Garbage collector head */
-#define GCHD   0
-/* Base journal head number */
-#define BASEHD 1
-/* First "general purpose" journal head */
-#define DATAHD 2
+/* Shorter names for journal head numbers for internal usage */
+#define GCHD   UBIFS_GC_HEAD
+#define BASEHD UBIFS_BASE_HEAD
+#define DATAHD UBIFS_DATA_HEAD
 
 /* 'No change' value for 'ubifs_change_lp()' */
 #define LPROPS_NC 0x80000001
@@ -1451,7 +1449,7 @@ int ubifs_sync_wbufs_by_inode(struct ubifs_info *c, struct inode *inode);
 
 /* scan.c */
 struct ubifs_scan_leb *ubifs_scan(const struct ubifs_info *c, int lnum,
-				  int offs, void *sbuf);
+				  int offs, void *sbuf, int quiet);
 void ubifs_scan_destroy(struct ubifs_scan_leb *sleb);
 int ubifs_scan_a_node(const struct ubifs_info *c, void *buf, int len, int lnum,
 		      int offs, int quiet);
@@ -1676,6 +1674,7 @@ const struct ubifs_lprops *ubifs_fast_find_free(struct ubifs_info *c);
 const struct ubifs_lprops *ubifs_fast_find_empty(struct ubifs_info *c);
 const struct ubifs_lprops *ubifs_fast_find_freeable(struct ubifs_info *c);
 const struct ubifs_lprops *ubifs_fast_find_frdi_idx(struct ubifs_info *c);
+int ubifs_calc_dark(const struct ubifs_info *c, int spc);
 
 /* file.c */
 int ubifs_fsync(struct file *file, struct dentry *dentry, int datasync);
diff --git a/fs/ubifs/xattr.c b/fs/ubifs/xattr.c
index adafcf556531..195830f47569 100644
--- a/fs/ubifs/xattr.c
+++ b/fs/ubifs/xattr.c
@@ -78,9 +78,9 @@ enum {
 	SECURITY_XATTR,
 };
 
-static struct inode_operations none_inode_operations;
-static struct address_space_operations none_address_operations;
-static struct file_operations none_file_operations;
+static const struct inode_operations none_inode_operations;
+static const struct address_space_operations none_address_operations;
+static const struct file_operations none_file_operations;
 
 /**
  * create_xattr - create an extended attribute.
diff --git a/fs/xfs/linux-2.6/xfs_aops.c b/fs/xfs/linux-2.6/xfs_aops.c
index d5e5559e31db..c2e30eea74dc 100644
--- a/fs/xfs/linux-2.6/xfs_aops.c
+++ b/fs/xfs/linux-2.6/xfs_aops.c
@@ -186,19 +186,37 @@ xfs_destroy_ioend(
 }
 
 /*
+ * If the end of the current ioend is beyond the current EOF,
+ * return the new EOF value, otherwise zero.
+ */
+STATIC xfs_fsize_t
+xfs_ioend_new_eof(
+	xfs_ioend_t		*ioend)
+{
+	xfs_inode_t		*ip = XFS_I(ioend->io_inode);
+	xfs_fsize_t		isize;
+	xfs_fsize_t		bsize;
+
+	bsize = ioend->io_offset + ioend->io_size;
+	isize = MAX(ip->i_size, ip->i_new_size);
+	isize = MIN(isize, bsize);
+	return isize > ip->i_d.di_size ? isize : 0;
+}
+
+/*
  * Update on-disk file size now that data has been written to disk.
  * The current in-memory file size is i_size.  If a write is beyond
  * eof i_new_size will be the intended file size until i_size is
  * updated.  If this write does not extend all the way to the valid
  * file size then restrict this update to the end of the write.
  */
+
 STATIC void
 xfs_setfilesize(
 	xfs_ioend_t		*ioend)
 {
 	xfs_inode_t		*ip = XFS_I(ioend->io_inode);
 	xfs_fsize_t		isize;
-	xfs_fsize_t		bsize;
 
 	ASSERT((ip->i_d.di_mode & S_IFMT) == S_IFREG);
 	ASSERT(ioend->io_type != IOMAP_READ);
@@ -206,16 +224,10 @@ xfs_setfilesize(
 	if (unlikely(ioend->io_error))
 		return;
 
-	bsize = ioend->io_offset + ioend->io_size;
-
 	xfs_ilock(ip, XFS_ILOCK_EXCL);
-
-	isize = MAX(ip->i_size, ip->i_new_size);
-	isize = MIN(isize, bsize);
-
-	if (ip->i_d.di_size < isize) {
+	isize = xfs_ioend_new_eof(ioend);
+	if (isize) {
 		ip->i_d.di_size = isize;
-		ip->i_update_core = 1;
 		xfs_mark_inode_dirty_sync(ip);
 	}
 
@@ -404,10 +416,16 @@ xfs_submit_ioend_bio(
 	struct bio	*bio)
 {
 	atomic_inc(&ioend->io_remaining);
-
 	bio->bi_private = ioend;
 	bio->bi_end_io = xfs_end_bio;
 
+	/*
+	 * If the I/O is beyond EOF we mark the inode dirty immediately
+	 * but don't update the inode size until I/O completion.
+	 */
+	if (xfs_ioend_new_eof(ioend))
+		xfs_mark_inode_dirty_sync(XFS_I(ioend->io_inode));
+
 	submit_bio(WRITE, bio);
 	ASSERT(!bio_flagged(bio, BIO_EOPNOTSUPP));
 	bio_put(bio);
@@ -1635,4 +1653,5 @@ const struct address_space_operations xfs_address_space_operations = {
 	.direct_IO		= xfs_vm_direct_IO,
 	.migratepage		= buffer_migrate_page,
 	.is_partially_uptodate  = block_is_partially_uptodate,
+	.error_remove_page	= generic_error_remove_page,
 };
diff --git a/fs/xfs/linux-2.6/xfs_file.c b/fs/xfs/linux-2.6/xfs_file.c
index 988d8f87bc0f..eff61e2732af 100644
--- a/fs/xfs/linux-2.6/xfs_file.c
+++ b/fs/xfs/linux-2.6/xfs_file.c
@@ -42,7 +42,7 @@
 
 #include <linux/dcache.h>
 
-static struct vm_operations_struct xfs_file_vm_ops;
+static const struct vm_operations_struct xfs_file_vm_ops;
 
 STATIC ssize_t
 xfs_file_aio_read(
@@ -176,14 +176,7 @@ xfs_file_fsync(
 	struct dentry		*dentry,
 	int			datasync)
 {
-	struct inode		*inode = dentry->d_inode;
-	struct xfs_inode	*ip = XFS_I(inode);
-	int			error;
-
-	/* capture size updates in I/O completion before writing the inode. */
-	error = filemap_fdatawait(inode->i_mapping);
-	if (error)
-		return error;
+	struct xfs_inode	*ip = XFS_I(dentry->d_inode);
 
 	xfs_iflags_clear(ip, XFS_ITRUNCATED);
 	return -xfs_fsync(ip);
@@ -280,7 +273,7 @@ const struct file_operations xfs_dir_file_operations = {
 	.fsync		= xfs_file_fsync,
 };
 
-static struct vm_operations_struct xfs_file_vm_ops = {
+static const struct vm_operations_struct xfs_file_vm_ops = {
 	.fault		= filemap_fault,
 	.page_mkwrite	= xfs_vm_page_mkwrite,
 };
diff --git a/fs/xfs/linux-2.6/xfs_iops.c b/fs/xfs/linux-2.6/xfs_iops.c
index da0159d99f82..cd42ef78f6b5 100644
--- a/fs/xfs/linux-2.6/xfs_iops.c
+++ b/fs/xfs/linux-2.6/xfs_iops.c
@@ -57,19 +57,22 @@
 #include <linux/fiemap.h>
 
 /*
- * Bring the atime in the XFS inode uptodate.
- * Used before logging the inode to disk or when the Linux inode goes away.
+ * Bring the timestamps in the XFS inode uptodate.
+ *
+ * Used before writing the inode to disk.
  */
 void
-xfs_synchronize_atime(
+xfs_synchronize_times(
 	xfs_inode_t	*ip)
 {
 	struct inode	*inode = VFS_I(ip);
 
-	if (!(inode->i_state & I_CLEAR)) {
-		ip->i_d.di_atime.t_sec = (__int32_t)inode->i_atime.tv_sec;
-		ip->i_d.di_atime.t_nsec = (__int32_t)inode->i_atime.tv_nsec;
-	}
+	ip->i_d.di_atime.t_sec = (__int32_t)inode->i_atime.tv_sec;
+	ip->i_d.di_atime.t_nsec = (__int32_t)inode->i_atime.tv_nsec;
+	ip->i_d.di_ctime.t_sec = (__int32_t)inode->i_ctime.tv_sec;
+	ip->i_d.di_ctime.t_nsec = (__int32_t)inode->i_ctime.tv_nsec;
+	ip->i_d.di_mtime.t_sec = (__int32_t)inode->i_mtime.tv_sec;
+	ip->i_d.di_mtime.t_nsec = (__int32_t)inode->i_mtime.tv_nsec;
 }
 
 /*
@@ -106,32 +109,20 @@ xfs_ichgtime(
 	if ((flags & XFS_ICHGTIME_MOD) &&
 	    !timespec_equal(&inode->i_mtime, &tv)) {
 		inode->i_mtime = tv;
-		ip->i_d.di_mtime.t_sec = (__int32_t)tv.tv_sec;
-		ip->i_d.di_mtime.t_nsec = (__int32_t)tv.tv_nsec;
 		sync_it = 1;
 	}
 	if ((flags & XFS_ICHGTIME_CHG) &&
 	    !timespec_equal(&inode->i_ctime, &tv)) {
 		inode->i_ctime = tv;
-		ip->i_d.di_ctime.t_sec = (__int32_t)tv.tv_sec;
-		ip->i_d.di_ctime.t_nsec = (__int32_t)tv.tv_nsec;
 		sync_it = 1;
 	}
 
 	/*
-	 * We update the i_update_core field _after_ changing
-	 * the timestamps in order to coordinate properly with
-	 * xfs_iflush() so that we don't lose timestamp updates.
-	 * This keeps us from having to hold the inode lock
-	 * while doing this.  We use the SYNCHRONIZE macro to
-	 * ensure that the compiler does not reorder the update
-	 * of i_update_core above the timestamp updates above.
+	 * Update complete - now make sure everyone knows that the inode
+	 * is dirty.
 	 */
-	if (sync_it) {
-		SYNCHRONIZE();
-		ip->i_update_core = 1;
+	if (sync_it)
 		xfs_mark_inode_dirty_sync(ip);
-	}
 }
 
 /*
@@ -506,10 +497,8 @@ xfs_vn_getattr(
 	stat->gid = ip->i_d.di_gid;
 	stat->ino = ip->i_ino;
 	stat->atime = inode->i_atime;
-	stat->mtime.tv_sec = ip->i_d.di_mtime.t_sec;
-	stat->mtime.tv_nsec = ip->i_d.di_mtime.t_nsec;
-	stat->ctime.tv_sec = ip->i_d.di_ctime.t_sec;
-	stat->ctime.tv_nsec = ip->i_d.di_ctime.t_nsec;
+	stat->mtime = inode->i_mtime;
+	stat->ctime = inode->i_ctime;
 	stat->blocks =
 		XFS_FSB_TO_BB(mp, ip->i_d.di_nblocks + ip->i_delayed_blks);
 
diff --git a/fs/xfs/linux-2.6/xfs_lrw.c b/fs/xfs/linux-2.6/xfs_lrw.c
index 49e4a6aea73c..072050f8d346 100644
--- a/fs/xfs/linux-2.6/xfs_lrw.c
+++ b/fs/xfs/linux-2.6/xfs_lrw.c
@@ -667,7 +667,7 @@ start:
 		xip->i_new_size = new_size;
 
 	if (likely(!(ioflags & IO_INVIS)))
-		xfs_ichgtime(xip, XFS_ICHGTIME_MOD | XFS_ICHGTIME_CHG);
+		file_update_time(file);
 
 	/*
 	 * If the offset is beyond the size of the file, we have a couple
diff --git a/fs/xfs/linux-2.6/xfs_quotaops.c b/fs/xfs/linux-2.6/xfs_quotaops.c
index cb6e2cca214f..3d4a0c84d634 100644
--- a/fs/xfs/linux-2.6/xfs_quotaops.c
+++ b/fs/xfs/linux-2.6/xfs_quotaops.c
@@ -80,7 +80,7 @@ xfs_fs_set_xstate(
 
 	if (sb->s_flags & MS_RDONLY)
 		return -EROFS;
-	if (!XFS_IS_QUOTA_RUNNING(mp))
+	if (op != Q_XQUOTARM && !XFS_IS_QUOTA_RUNNING(mp))
 		return -ENOSYS;
 	if (!capable(CAP_SYS_ADMIN))
 		return -EPERM;
@@ -150,7 +150,7 @@ xfs_fs_set_xquota(
 	return -xfs_qm_scall_setqlim(mp, id, xfs_quota_type(type), fdq);
 }
 
-struct quotactl_ops xfs_quotactl_operations = {
+const struct quotactl_ops xfs_quotactl_operations = {
 	.quota_sync		= xfs_fs_quota_sync,
 	.get_xstate		= xfs_fs_get_xstate,
 	.set_xstate		= xfs_fs_set_xstate,
diff --git a/fs/xfs/linux-2.6/xfs_super.c b/fs/xfs/linux-2.6/xfs_super.c
index 5d7c60ac77b4..18a4b8e11df2 100644
--- a/fs/xfs/linux-2.6/xfs_super.c
+++ b/fs/xfs/linux-2.6/xfs_super.c
@@ -67,7 +67,7 @@
 #include <linux/freezer.h>
 #include <linux/parser.h>
 
-static struct super_operations xfs_super_operations;
+static const struct super_operations xfs_super_operations;
 static kmem_zone_t *xfs_ioend_zone;
 mempool_t *xfs_ioend_pool;
 
@@ -977,6 +977,28 @@ xfs_fs_inode_init_once(
 }
 
 /*
+ * Dirty the XFS inode when mark_inode_dirty_sync() is called so that
+ * we catch unlogged VFS level updates to the inode. Care must be taken
+ * here - the transaction code calls mark_inode_dirty_sync() to mark the
+ * VFS inode dirty in a transaction and clears the i_update_core field;
+ * it must clear the field after calling mark_inode_dirty_sync() to
+ * correctly indicate that the dirty state has been propagated into the
+ * inode log item.
+ *
+ * We need the barrier() to maintain correct ordering between unlogged
+ * updates and the transaction commit code that clears the i_update_core
+ * field. This requires all updates to be completed before marking the
+ * inode dirty.
+ */
+STATIC void
+xfs_fs_dirty_inode(
+	struct inode	*inode)
+{
+	barrier();
+	XFS_I(inode)->i_update_core = 1;
+}
+
+/*
  * Attempt to flush the inode, this will actually fail
  * if the inode is pinned, but we dirty the inode again
  * at the point when it is unpinned after a log write,
@@ -1126,7 +1148,7 @@ xfs_fs_put_super(
 }
 
 STATIC int
-xfs_fs_sync_super(
+xfs_fs_sync_fs(
 	struct super_block	*sb,
 	int			wait)
 {
@@ -1134,23 +1156,23 @@ xfs_fs_sync_super(
 	int			error;
 
 	/*
-	 * Treat a sync operation like a freeze.  This is to work
-	 * around a race in sync_inodes() which works in two phases
-	 * - an asynchronous flush, which can write out an inode
-	 * without waiting for file size updates to complete, and a
-	 * synchronous flush, which wont do anything because the
-	 * async flush removed the inode's dirty flag.  Also
-	 * sync_inodes() will not see any files that just have
-	 * outstanding transactions to be flushed because we don't
-	 * dirty the Linux inode until after the transaction I/O
-	 * completes.
+	 * Not much we can do for the first async pass.  Writing out the
+	 * superblock would be counter-productive as we are going to redirty
+	 * when writing out other data and metadata (and writing out a single
+	 * block is quite fast anyway).
+	 *
+	 * Try to asynchronously kick off quota syncing at least.
 	 */
-	if (wait || unlikely(sb->s_frozen == SB_FREEZE_WRITE))
-		error = xfs_quiesce_data(mp);
-	else
-		error = xfs_sync_fsdata(mp, 0);
+	if (!wait) {
+		xfs_qm_sync(mp, SYNC_TRYLOCK);
+		return 0;
+	}
+
+	error = xfs_quiesce_data(mp);
+	if (error)
+		return -error;
 
-	if (unlikely(laptop_mode)) {
+	if (laptop_mode) {
 		int	prev_sync_seq = mp->m_sync_seq;
 
 		/*
@@ -1169,7 +1191,7 @@ xfs_fs_sync_super(
 				mp->m_sync_seq != prev_sync_seq);
 	}
 
-	return -error;
+	return 0;
 }
 
 STATIC int
@@ -1536,13 +1558,14 @@ xfs_fs_get_sb(
 			   mnt);
 }
 
-static struct super_operations xfs_super_operations = {
+static const struct super_operations xfs_super_operations = {
 	.alloc_inode		= xfs_fs_alloc_inode,
 	.destroy_inode		= xfs_fs_destroy_inode,
+	.dirty_inode		= xfs_fs_dirty_inode,
 	.write_inode		= xfs_fs_write_inode,
 	.clear_inode		= xfs_fs_clear_inode,
 	.put_super		= xfs_fs_put_super,
-	.sync_fs		= xfs_fs_sync_super,
+	.sync_fs		= xfs_fs_sync_fs,
 	.freeze_fs		= xfs_fs_freeze,
 	.statfs			= xfs_fs_statfs,
 	.remount_fs		= xfs_fs_remount,
diff --git a/fs/xfs/linux-2.6/xfs_super.h b/fs/xfs/linux-2.6/xfs_super.h
index 5a2ea3a21781..18175ebd58ed 100644
--- a/fs/xfs/linux-2.6/xfs_super.h
+++ b/fs/xfs/linux-2.6/xfs_super.h
@@ -93,7 +93,7 @@ extern void xfs_blkdev_issue_flush(struct xfs_buftarg *);
 
 extern const struct export_operations xfs_export_operations;
 extern struct xattr_handler *xfs_xattr_handlers[];
-extern struct quotactl_ops xfs_quotactl_operations;
+extern const struct quotactl_ops xfs_quotactl_operations;
 
 #define XFS_M(sb)		((struct xfs_mount *)((sb)->s_fs_info))
 
diff --git a/fs/xfs/linux-2.6/xfs_sync.c b/fs/xfs/linux-2.6/xfs_sync.c
index 320be6aea492..961df0a22c78 100644
--- a/fs/xfs/linux-2.6/xfs_sync.c
+++ b/fs/xfs/linux-2.6/xfs_sync.c
@@ -309,11 +309,15 @@ xfs_sync_attr(
 STATIC int
 xfs_commit_dummy_trans(
 	struct xfs_mount	*mp,
-	uint			log_flags)
+	uint			flags)
 {
 	struct xfs_inode	*ip = mp->m_rootip;
 	struct xfs_trans	*tp;
 	int			error;
+	int			log_flags = XFS_LOG_FORCE;
+
+	if (flags & SYNC_WAIT)
+		log_flags |= XFS_LOG_SYNC;
 
 	/*
 	 * Put a dummy transaction in the log to tell recovery
@@ -331,13 +335,12 @@ xfs_commit_dummy_trans(
 	xfs_trans_ijoin(tp, ip, XFS_ILOCK_EXCL);
 	xfs_trans_ihold(tp, ip);
 	xfs_trans_log_inode(tp, ip, XFS_ILOG_CORE);
-	/* XXX(hch): ignoring the error here.. */
 	error = xfs_trans_commit(tp, 0);
-
 	xfs_iunlock(ip, XFS_ILOCK_EXCL);
 
+	/* the log force ensures this transaction is pushed to disk */
 	xfs_log_force(mp, 0, log_flags);
-	return 0;
+	return error;
 }
 
 int
@@ -385,7 +388,20 @@ xfs_sync_fsdata(
 	else
 		XFS_BUF_ASYNC(bp);
 
-	return xfs_bwrite(mp, bp);
+	error = xfs_bwrite(mp, bp);
+	if (error)
+		return error;
+
+	/*
+	 * If this is a data integrity sync make sure all pending buffers
+	 * are flushed out for the log coverage check below.
+	 */
+	if (flags & SYNC_WAIT)
+		xfs_flush_buftarg(mp->m_ddev_targp, 1);
+
+	if (xfs_log_need_covered(mp))
+		error = xfs_commit_dummy_trans(mp, flags);
+	return error;
 
  out_brelse:
 	xfs_buf_relse(bp);
@@ -419,14 +435,16 @@ xfs_quiesce_data(
 	/* push non-blocking */
 	xfs_sync_data(mp, 0);
 	xfs_qm_sync(mp, SYNC_TRYLOCK);
-	xfs_filestream_flush(mp);
 
-	/* push and block */
+	/* push and block till complete */
 	xfs_sync_data(mp, SYNC_WAIT);
 	xfs_qm_sync(mp, SYNC_WAIT);
 
+	/* drop inode references pinned by filestreams */
+	xfs_filestream_flush(mp);
+
 	/* write superblock and hoover up shutdown errors */
-	error = xfs_sync_fsdata(mp, 0);
+	error = xfs_sync_fsdata(mp, SYNC_WAIT);
 
 	/* flush data-only devices */
 	if (mp->m_rtdev_targp)
@@ -570,8 +588,6 @@ xfs_sync_worker(
 		/* dgc: errors ignored here */
 		error = xfs_qm_sync(mp, SYNC_TRYLOCK);
 		error = xfs_sync_fsdata(mp, SYNC_TRYLOCK);
-		if (xfs_log_need_covered(mp))
-			error = xfs_commit_dummy_trans(mp, XFS_LOG_FORCE);
 	}
 	mp->m_sync_seq++;
 	wake_up(&mp->m_wait_single_sync_task);
diff --git a/fs/xfs/linux-2.6/xfs_sysctl.c b/fs/xfs/linux-2.6/xfs_sysctl.c
index 916c0ffb6083..c5bc67c4e3bb 100644
--- a/fs/xfs/linux-2.6/xfs_sysctl.c
+++ b/fs/xfs/linux-2.6/xfs_sysctl.c
@@ -26,7 +26,6 @@ STATIC int
 xfs_stats_clear_proc_handler(
 	ctl_table	*ctl,
 	int		write,
-	struct file	*filp,
 	void		__user *buffer,
 	size_t		*lenp,
 	loff_t		*ppos)
@@ -34,7 +33,7 @@ xfs_stats_clear_proc_handler(
 	int		c, ret, *valp = ctl->data;
 	__uint32_t	vn_active;
 
-	ret = proc_dointvec_minmax(ctl, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec_minmax(ctl, write, buffer, lenp, ppos);
 
 	if (!ret && write && *valp) {
 		printk("XFS Clearing xfsstats\n");
diff --git a/fs/xfs/quota/xfs_qm_syscalls.c b/fs/xfs/quota/xfs_qm_syscalls.c
index 4e4276b956e8..5d1a3b98a6e6 100644
--- a/fs/xfs/quota/xfs_qm_syscalls.c
+++ b/fs/xfs/quota/xfs_qm_syscalls.c
@@ -876,7 +876,6 @@ xfs_dqrele_inode(
 		ip->i_gdquot = NULL;
 	}
 	xfs_iput(ip, XFS_ILOCK_EXCL);
-	IRELE(ip);
 
 	return 0;
 }
diff --git a/fs/xfs/xfs_dfrag.c b/fs/xfs/xfs_dfrag.c
index 7465f9ee125f..ab89a7e94a0f 100644
--- a/fs/xfs/xfs_dfrag.c
+++ b/fs/xfs/xfs_dfrag.c
@@ -206,10 +206,10 @@ xfs_swap_extents(
 	 * process that the file was not changed out from
 	 * under it.
 	 */
-	if ((sbp->bs_ctime.tv_sec != ip->i_d.di_ctime.t_sec) ||
-	    (sbp->bs_ctime.tv_nsec != ip->i_d.di_ctime.t_nsec) ||
-	    (sbp->bs_mtime.tv_sec != ip->i_d.di_mtime.t_sec) ||
-	    (sbp->bs_mtime.tv_nsec != ip->i_d.di_mtime.t_nsec)) {
+	if ((sbp->bs_ctime.tv_sec != VFS_I(ip)->i_ctime.tv_sec) ||
+	    (sbp->bs_ctime.tv_nsec != VFS_I(ip)->i_ctime.tv_nsec) ||
+	    (sbp->bs_mtime.tv_sec != VFS_I(ip)->i_mtime.tv_sec) ||
+	    (sbp->bs_mtime.tv_nsec != VFS_I(ip)->i_mtime.tv_nsec)) {
 		error = XFS_ERROR(EBUSY);
 		goto out_unlock;
 	}
diff --git a/fs/xfs/xfs_dir2_leaf.c b/fs/xfs/xfs_dir2_leaf.c
index fa913e459442..41ad537c49e9 100644
--- a/fs/xfs/xfs_dir2_leaf.c
+++ b/fs/xfs/xfs_dir2_leaf.c
@@ -854,6 +854,7 @@ xfs_dir2_leaf_getdents(
 			 */
 			ra_want = howmany(bufsize + mp->m_dirblksize,
 					  mp->m_sb.sb_blocksize) - 1;
+			ASSERT(ra_want >= 0);
 
 			/*
 			 * If we don't have as many as we want, and we haven't
@@ -1088,7 +1089,8 @@ xfs_dir2_leaf_getdents(
 		 */
 		ptr += length;
 		curoff += length;
-		bufsize -= length;
+		/* bufsize may have just been a guess; don't go negative */
+		bufsize = bufsize > length ? bufsize - length : 0;
 	}
 
 	/*
diff --git a/fs/xfs/xfs_fs.h b/fs/xfs/xfs_fs.h
index c4ea51b55dce..f52ac276277e 100644
--- a/fs/xfs/xfs_fs.h
+++ b/fs/xfs/xfs_fs.h
@@ -117,7 +117,7 @@ struct getbmapx {
 #define BMV_IF_VALID	\
 	(BMV_IF_ATTRFORK|BMV_IF_NO_DMAPI_READ|BMV_IF_PREALLOC|BMV_IF_DELALLOC)
 
-/*	bmv_oflags values - returned for for each non-header segment */
+/*	bmv_oflags values - returned for each non-header segment */
 #define BMV_OF_PREALLOC		0x1	/* segment = unwritten pre-allocation */
 #define BMV_OF_DELALLOC		0x2	/* segment = delayed allocation */
 #define BMV_OF_LAST		0x4	/* segment is the last in the file */
diff --git a/fs/xfs/xfs_ialloc.c b/fs/xfs/xfs_ialloc.c
index ab64f3efb43b..0785797db828 100644
--- a/fs/xfs/xfs_ialloc.c
+++ b/fs/xfs/xfs_ialloc.c
@@ -880,6 +880,7 @@ nextag:
 				 * Not in range - save last search
 				 * location and allocate a new inode
 				 */
+				xfs_btree_del_cursor(tcur, XFS_BTREE_NOERROR);
 				pag->pagl_leftrec = trec.ir_startino;
 				pag->pagl_rightrec = rec.ir_startino;
 				pag->pagl_pagino = pagino;
diff --git a/fs/xfs/xfs_inode.c b/fs/xfs/xfs_inode.c
index c1dc7ef5a1d8..b92a4fa2a0a1 100644
--- a/fs/xfs/xfs_inode.c
+++ b/fs/xfs/xfs_inode.c
@@ -3068,9 +3068,9 @@ xfs_iflush_int(
 	SYNCHRONIZE();
 
 	/*
-	 * Make sure to get the latest atime from the Linux inode.
+	 * Make sure to get the latest timestamps from the Linux inode.
 	 */
-	xfs_synchronize_atime(ip);
+	xfs_synchronize_times(ip);
 
 	if (XFS_TEST_ERROR(be16_to_cpu(dip->di_magic) != XFS_DINODE_MAGIC,
 			       mp, XFS_ERRTAG_IFLUSH_1, XFS_RANDOM_IFLUSH_1)) {
diff --git a/fs/xfs/xfs_inode.h b/fs/xfs/xfs_inode.h
index 0b38b9a869ec..41555de1d1db 100644
--- a/fs/xfs/xfs_inode.h
+++ b/fs/xfs/xfs_inode.h
@@ -504,7 +504,7 @@ void		xfs_ichgtime(xfs_inode_t *, int);
 void		xfs_lock_inodes(xfs_inode_t **, int, uint);
 void		xfs_lock_two_inodes(xfs_inode_t *, xfs_inode_t *, uint);
 
-void		xfs_synchronize_atime(xfs_inode_t *);
+void		xfs_synchronize_times(xfs_inode_t *);
 void		xfs_mark_inode_dirty_sync(xfs_inode_t *);
 
 #if defined(XFS_INODE_TRACE)
diff --git a/fs/xfs/xfs_inode_item.c b/fs/xfs/xfs_inode_item.c
index 47d5b663c37e..9794b876d6ff 100644
--- a/fs/xfs/xfs_inode_item.c
+++ b/fs/xfs/xfs_inode_item.c
@@ -232,6 +232,15 @@ xfs_inode_item_format(
 	nvecs	     = 1;
 
 	/*
+	 * Make sure the linux inode is dirty. We do this before
+	 * clearing i_update_core as the VFS will call back into
+	 * XFS here and set i_update_core, so we need to dirty the
+	 * inode first so that the ordering of i_update_core and
+	 * unlogged modifications still works as described below.
+	 */
+	xfs_mark_inode_dirty_sync(ip);
+
+	/*
 	 * Clear i_update_core if the timestamps (or any other
 	 * non-transactional modification) need flushing/logging
 	 * and we're about to log them with the rest of the core.
@@ -263,14 +272,9 @@ xfs_inode_item_format(
 	}
 
 	/*
-	 * Make sure to get the latest atime from the Linux inode.
+	 * Make sure to get the latest timestamps from the Linux inode.
 	 */
-	xfs_synchronize_atime(ip);
-
-	/*
-	 * make sure the linux inode is dirty
-	 */
-	xfs_mark_inode_dirty_sync(ip);
+	xfs_synchronize_times(ip);
 
 	vecp->i_addr = (xfs_caddr_t)&ip->i_d;
 	vecp->i_len  = sizeof(struct xfs_icdinode);
diff --git a/fs/xfs/xfs_itable.c b/fs/xfs/xfs_itable.c
index b68f9107e26c..62efab2f3839 100644
--- a/fs/xfs/xfs_itable.c
+++ b/fs/xfs/xfs_itable.c
@@ -59,6 +59,7 @@ xfs_bulkstat_one_iget(
 {
 	xfs_icdinode_t	*dic;	/* dinode core info pointer */
 	xfs_inode_t	*ip;		/* incore inode pointer */
+	struct inode	*inode;
 	int		error;
 
 	error = xfs_iget(mp, NULL, ino,
@@ -72,6 +73,7 @@ xfs_bulkstat_one_iget(
 	ASSERT(ip->i_imap.im_blkno != 0);
 
 	dic = &ip->i_d;
+	inode = VFS_I(ip);
 
 	/* xfs_iget returns the following without needing
 	 * further change.
@@ -83,16 +85,19 @@ xfs_bulkstat_one_iget(
 	buf->bs_uid = dic->di_uid;
 	buf->bs_gid = dic->di_gid;
 	buf->bs_size = dic->di_size;
+
 	/*
-	 * We are reading the atime from the Linux inode because the
-	 * dinode might not be uptodate.
+	 * We need to read the timestamps from the Linux inode because
+	 * the VFS keeps writing directly into the inode structure instead
+	 * of telling us about the updates.
 	 */
-	buf->bs_atime.tv_sec = VFS_I(ip)->i_atime.tv_sec;
-	buf->bs_atime.tv_nsec = VFS_I(ip)->i_atime.tv_nsec;
-	buf->bs_mtime.tv_sec = dic->di_mtime.t_sec;
-	buf->bs_mtime.tv_nsec = dic->di_mtime.t_nsec;
-	buf->bs_ctime.tv_sec = dic->di_ctime.t_sec;
-	buf->bs_ctime.tv_nsec = dic->di_ctime.t_nsec;
+	buf->bs_atime.tv_sec = inode->i_atime.tv_sec;
+	buf->bs_atime.tv_nsec = inode->i_atime.tv_nsec;
+	buf->bs_mtime.tv_sec = inode->i_mtime.tv_sec;
+	buf->bs_mtime.tv_nsec = inode->i_mtime.tv_nsec;
+	buf->bs_ctime.tv_sec = inode->i_ctime.tv_sec;
+	buf->bs_ctime.tv_nsec = inode->i_ctime.tv_nsec;
+
 	buf->bs_xflags = xfs_ip2xflags(ip);
 	buf->bs_extsize = dic->di_extsize << mp->m_sb.sb_blocklog;
 	buf->bs_extents = dic->di_nextents;
diff --git a/fs/xfs/xfs_log_recover.c b/fs/xfs/xfs_log_recover.c
index 1099395d7d6c..fb17f8226b09 100644
--- a/fs/xfs/xfs_log_recover.c
+++ b/fs/xfs/xfs_log_recover.c
@@ -1980,7 +1980,7 @@ xlog_recover_do_reg_buffer(
 					"XFS: NULL dquot in %s.", __func__);
 				goto next;
 			}
-			if (item->ri_buf[i].i_len < sizeof(xfs_dqblk_t)) {
+			if (item->ri_buf[i].i_len < sizeof(xfs_disk_dquot_t)) {
 				cmn_err(CE_ALERT,
 					"XFS: dquot too small (%d) in %s.",
 					item->ri_buf[i].i_len, __func__);
@@ -2635,7 +2635,7 @@ xlog_recover_do_dquot_trans(
 			"XFS: NULL dquot in %s.", __func__);
 		return XFS_ERROR(EIO);
 	}
-	if (item->ri_buf[1].i_len < sizeof(xfs_dqblk_t)) {
+	if (item->ri_buf[1].i_len < sizeof(xfs_disk_dquot_t)) {
 		cmn_err(CE_ALERT,
 			"XFS: dquot too small (%d) in %s.",
 			item->ri_buf[1].i_len, __func__);
diff --git a/fs/xfs/xfs_trans_ail.c b/fs/xfs/xfs_trans_ail.c
index f31271c30de9..2ffc570679be 100644
--- a/fs/xfs/xfs_trans_ail.c
+++ b/fs/xfs/xfs_trans_ail.c
@@ -467,6 +467,7 @@ xfs_trans_ail_update(
 {
 	xfs_log_item_t		*dlip = NULL;
 	xfs_log_item_t		*mlip;	/* ptr to minimum lip */
+	xfs_lsn_t		tail_lsn;
 
 	mlip = xfs_ail_min(ailp);
 
@@ -483,8 +484,16 @@ xfs_trans_ail_update(
 
 	if (mlip == dlip) {
 		mlip = xfs_ail_min(ailp);
+		/*
+		 * It is not safe to access mlip after the AIL lock is
+		 * dropped, so we must get a copy of li_lsn before we do
+		 * so.  This is especially important on 32-bit platforms
+		 * where accessing and updating 64-bit values like li_lsn
+		 * is not atomic.
+		 */
+		tail_lsn = mlip->li_lsn;
 		spin_unlock(&ailp->xa_lock);
-		xfs_log_move_tail(ailp->xa_mount, mlip->li_lsn);
+		xfs_log_move_tail(ailp->xa_mount, tail_lsn);
 	} else {
 		spin_unlock(&ailp->xa_lock);
 	}
@@ -514,6 +523,7 @@ xfs_trans_ail_delete(
 {
 	xfs_log_item_t		*dlip;
 	xfs_log_item_t		*mlip;
+	xfs_lsn_t		tail_lsn;
 
 	if (lip->li_flags & XFS_LI_IN_AIL) {
 		mlip = xfs_ail_min(ailp);
@@ -527,9 +537,16 @@ xfs_trans_ail_delete(
 
 		if (mlip == dlip) {
 			mlip = xfs_ail_min(ailp);
+			/*
+			 * It is not safe to access mlip after the AIL lock
+			 * is dropped, so we must get a copy of li_lsn
+			 * before we do so.  This is especially important
+			 * on 32-bit platforms where accessing and updating
+			 * 64-bit values like li_lsn is not atomic.
+			 */
+			tail_lsn = mlip ? mlip->li_lsn : 0;
 			spin_unlock(&ailp->xa_lock);
-			xfs_log_move_tail(ailp->xa_mount,
-						(mlip ? mlip->li_lsn : 0));
+			xfs_log_move_tail(ailp->xa_mount, tail_lsn);
 		} else {
 			spin_unlock(&ailp->xa_lock);
 		}
diff --git a/fs/xfs/xfs_vnodeops.c b/fs/xfs/xfs_vnodeops.c
index a434f287962d..b572f7e840e0 100644
--- a/fs/xfs/xfs_vnodeops.c
+++ b/fs/xfs/xfs_vnodeops.c
@@ -2476,12 +2476,6 @@ xfs_reclaim(
 	ASSERT(XFS_FORCED_SHUTDOWN(ip->i_mount) || ip->i_delayed_blks == 0);
 
 	/*
-	 * Make sure the atime in the XFS inode is correct before freeing the
-	 * Linux inode.
-	 */
-	xfs_synchronize_atime(ip);
-
-	/*
 	 * If we have nothing to flush with this inode then complete the
 	 * teardown now, otherwise break the link between the xfs inode and the
 	 * linux inode and clean up the xfs inode later. This avoids flushing
diff --git a/include/acpi/acpi_bus.h b/include/acpi/acpi_bus.h
index 1fa3ffb7c93b..3cd9ccdcbd8f 100644
--- a/include/acpi/acpi_bus.h
+++ b/include/acpi/acpi_bus.h
@@ -30,8 +30,6 @@
 
 #include <acpi/acpi.h>
 
-#define PREFIX			"ACPI: "
-
 /* TBD: Make dynamic */
 #define ACPI_MAX_HANDLES	10
 struct acpi_handle_list {
@@ -72,7 +70,6 @@ enum acpi_bus_device_type {
 	ACPI_BUS_TYPE_POWER,
 	ACPI_BUS_TYPE_PROCESSOR,
 	ACPI_BUS_TYPE_THERMAL,
-	ACPI_BUS_TYPE_SYSTEM,
 	ACPI_BUS_TYPE_POWER_BUTTON,
 	ACPI_BUS_TYPE_SLEEP_BUTTON,
 	ACPI_BUS_DEVICE_TYPE_COUNT
@@ -89,7 +86,6 @@ struct acpi_device;
 typedef int (*acpi_op_add) (struct acpi_device * device);
 typedef int (*acpi_op_remove) (struct acpi_device * device, int type);
 typedef int (*acpi_op_start) (struct acpi_device * device);
-typedef int (*acpi_op_stop) (struct acpi_device * device, int type);
 typedef int (*acpi_op_suspend) (struct acpi_device * device,
 				pm_message_t state);
 typedef int (*acpi_op_resume) (struct acpi_device * device);
@@ -106,7 +102,6 @@ struct acpi_device_ops {
 	acpi_op_add add;
 	acpi_op_remove remove;
 	acpi_op_start start;
-	acpi_op_stop stop;
 	acpi_op_suspend suspend;
 	acpi_op_resume resume;
 	acpi_op_bind bind;
@@ -146,10 +141,7 @@ struct acpi_device_status {
 
 struct acpi_device_flags {
 	u32 dynamic_status:1;
-	u32 hardware_id:1;
-	u32 compatible_ids:1;
 	u32 bus_address:1;
-	u32 unique_id:1;
 	u32 removable:1;
 	u32 ejectable:1;
 	u32 lockable:1;
@@ -158,7 +150,7 @@ struct acpi_device_flags {
 	u32 performance_manageable:1;
 	u32 wake_capable:1;	/* Wakeup(_PRW) supported? */
 	u32 force_power_state:1;
-	u32 reserved:19;
+	u32 reserved:22;
 };
 
 /* File System */
@@ -173,25 +165,26 @@ struct acpi_device_dir {
 
 typedef char acpi_bus_id[8];
 typedef unsigned long acpi_bus_address;
-typedef char acpi_hardware_id[15];
-typedef char acpi_unique_id[9];
 typedef char acpi_device_name[40];
 typedef char acpi_device_class[20];
 
+struct acpi_hardware_id {
+	struct list_head list;
+	char *id;
+};
+
 struct acpi_device_pnp {
 	acpi_bus_id bus_id;	/* Object name */
 	acpi_bus_address bus_address;	/* _ADR */
-	acpi_hardware_id hardware_id;	/* _HID */
-	struct acpi_compatible_id_list *cid_list;	/* _CIDs */
-	acpi_unique_id unique_id;	/* _UID */
+	char *unique_id;	/* _UID */
+	struct list_head ids;		/* _HID and _CIDs */
 	acpi_device_name device_name;	/* Driver-determined */
 	acpi_device_class device_class;	/*        "          */
 };
 
 #define acpi_device_bid(d)	((d)->pnp.bus_id)
 #define acpi_device_adr(d)	((d)->pnp.bus_address)
-#define acpi_device_hid(d)	((d)->pnp.hardware_id)
-#define acpi_device_uid(d)	((d)->pnp.unique_id)
+char *acpi_device_hid(struct acpi_device *device);
 #define acpi_device_name(d)	((d)->pnp.device_name)
 #define acpi_device_class(d)	((d)->pnp.device_class)
 
@@ -268,7 +261,8 @@ struct acpi_device_wakeup {
 /* Device */
 
 struct acpi_device {
-	acpi_handle handle;
+	int device_type;
+	acpi_handle handle;		/* no handle for fixed hardware */
 	struct acpi_device *parent;
 	struct list_head children;
 	struct list_head node;
@@ -314,7 +308,7 @@ struct acpi_bus_event {
 
 extern struct kobject *acpi_kobj;
 extern int acpi_bus_generate_netlink_event(const char*, const char*, u8, int);
-void acpi_bus_private_data_handler(acpi_handle, u32, void *);
+void acpi_bus_private_data_handler(acpi_handle, void *);
 int acpi_bus_get_private_data(acpi_handle, void **);
 extern int acpi_notifier_call_chain(struct acpi_device *, u32, u32);
 extern int register_acpi_notifier(struct notifier_block *);
@@ -327,7 +321,9 @@ extern void unregister_acpi_bus_notifier(struct notifier_block *nb);
  */
 
 int acpi_bus_get_device(acpi_handle handle, struct acpi_device **device);
-void acpi_bus_data_handler(acpi_handle handle, u32 function, void *context);
+void acpi_bus_data_handler(acpi_handle handle, void *context);
+acpi_status acpi_bus_get_status_handle(acpi_handle handle,
+				       unsigned long long *sta);
 int acpi_bus_get_status(struct acpi_device *device);
 int acpi_bus_get_power(acpi_handle handle, int *state);
 int acpi_bus_set_power(acpi_handle handle, int state);
@@ -356,7 +352,6 @@ void acpi_remove_dir(struct acpi_device *);
 /*
  * Bind physical devices with ACPI devices
  */
-#include <linux/device.h>
 struct acpi_bus_type {
 	struct list_head list;
 	struct bus_type *bus;
diff --git a/include/acpi/acpiosxf.h b/include/acpi/acpiosxf.h
index ab0b85cf21f3..eb0e7189075f 100644
--- a/include/acpi/acpiosxf.h
+++ b/include/acpi/acpiosxf.h
@@ -245,6 +245,9 @@ acpi_status acpi_osi_invalidate(char* interface);
 acpi_status
 acpi_os_validate_address(u8 space_id, acpi_physical_address address,
 			 acpi_size length, char *name);
+acpi_status
+acpi_os_invalidate_address(u8 space_id, acpi_physical_address address,
+			 acpi_size length);
 
 u64 acpi_os_get_timer(void);
 
diff --git a/include/acpi/acpixf.h b/include/acpi/acpixf.h
index 82ec6a3c0500..e723b0fd8e41 100644
--- a/include/acpi/acpixf.h
+++ b/include/acpi/acpixf.h
@@ -47,7 +47,7 @@
 
 /* Current ACPICA subsystem version in YYYYMMDD format */
 
-#define ACPI_CA_VERSION                 0x20090521
+#define ACPI_CA_VERSION                 0x20090903
 
 #include "actypes.h"
 #include "actbl.h"
@@ -64,6 +64,7 @@ extern u8 acpi_gbl_enable_interpreter_slack;
 extern u8 acpi_gbl_all_methods_serialized;
 extern u8 acpi_gbl_create_osi_method;
 extern u8 acpi_gbl_leave_wake_gpes_disabled;
+extern u8 acpi_gbl_use_default_register_widths;
 extern acpi_name acpi_gbl_trace_method_name;
 extern u32 acpi_gbl_trace_flags;
 
@@ -199,7 +200,8 @@ acpi_evaluate_object_typed(acpi_handle object,
 			   acpi_object_type return_type);
 
 acpi_status
-acpi_get_object_info(acpi_handle handle, struct acpi_buffer *return_buffer);
+acpi_get_object_info(acpi_handle handle,
+		     struct acpi_device_info **return_buffer);
 
 acpi_status acpi_install_method(u8 *buffer);
 
@@ -359,9 +361,9 @@ acpi_status acpi_set_firmware_waking_vector(u32 physical_address);
 acpi_status acpi_set_firmware_waking_vector64(u64 physical_address);
 #endif
 
-acpi_status acpi_read(u32 *value, struct acpi_generic_address *reg);
+acpi_status acpi_read(u64 *value, struct acpi_generic_address *reg);
 
-acpi_status acpi_write(u32 value, struct acpi_generic_address *reg);
+acpi_status acpi_write(u64 value, struct acpi_generic_address *reg);
 
 acpi_status
 acpi_get_sleep_type_data(u8 sleep_state, u8 * slp_typ_a, u8 * slp_typ_b);
diff --git a/include/acpi/actbl.h b/include/acpi/actbl.h
index 222733d01f36..1b6587952604 100644
--- a/include/acpi/actbl.h
+++ b/include/acpi/actbl.h
@@ -44,9 +44,23 @@
 #ifndef __ACTBL_H__
 #define __ACTBL_H__
 
+/*******************************************************************************
+ *
+ * Fundamental ACPI tables
+ *
+ * This file contains definitions for the ACPI tables that are directly consumed
+ * by ACPICA. All other tables are consumed by the OS-dependent ACPI-related
+ * device drivers and other OS support code.
+ *
+ * The RSDP and FACS do not use the common ACPI table header. All other ACPI
+ * tables use the header.
+ *
+ ******************************************************************************/
+
 /*
- * Values for description table header signatures. Useful because they make
- * it more difficult to inadvertently type in the wrong signature.
+ * Values for description table header signatures for tables defined in this
+ * file. Useful because they make it more difficult to inadvertently type in
+ * the wrong signature.
  */
 #define ACPI_SIG_DSDT           "DSDT"	/* Differentiated System Description Table */
 #define ACPI_SIG_FADT           "FACP"	/* Fixed ACPI Description Table */
@@ -65,11 +79,6 @@
 #pragma pack(1)
 
 /*
- * These are the ACPI tables that are directly consumed by the subsystem.
- *
- * The RSDP and FACS do not use the common ACPI table header. All other ACPI
- * tables use the header.
- *
  * Note about bitfields: The u8 type is used for bitfields in ACPI tables.
  * This is the only type that is even remotely portable. Anything else is not
  * portable, so do not use any other bitfield types.
@@ -77,9 +86,8 @@
 
 /*******************************************************************************
  *
- * ACPI Table Header. This common header is used by all tables except the
- * RSDP and FACS. The define is used for direct inclusion of header into
- * other ACPI tables
+ * Master ACPI Table Header. This common header is used by all ACPI tables
+ * except the RSDP and FACS.
  *
  ******************************************************************************/
 
@@ -95,13 +103,16 @@ struct acpi_table_header {
 	u32 asl_compiler_revision;	/* ASL compiler version */
 };
 
-/*
+/*******************************************************************************
+ *
  * GAS - Generic Address Structure (ACPI 2.0+)
  *
  * Note: Since this structure is used in the ACPI tables, it is byte aligned.
- * If misalignment is not supported, access to the Address field must be
- * performed with care.
- */
+ * If misaliged access is not supported by the hardware, accesses to the
+ * 64-bit Address field must be performed with care.
+ *
+ ******************************************************************************/
+
 struct acpi_generic_address {
 	u8 space_id;		/* Address space where struct or register exists */
 	u8 bit_width;		/* Size in bits of given register */
@@ -113,6 +124,7 @@ struct acpi_generic_address {
 /*******************************************************************************
  *
  * RSDP - Root System Description Pointer (Signature is "RSD PTR ")
+ *        Version 2
  *
  ******************************************************************************/
 
@@ -133,6 +145,7 @@ struct acpi_table_rsdp {
 /*******************************************************************************
  *
  * RSDT/XSDT - Root System Description Tables
+ *             Version 1 (both)
  *
  ******************************************************************************/
 
@@ -161,21 +174,29 @@ struct acpi_table_facs {
 	u32 flags;
 	u64 xfirmware_waking_vector;	/* 64-bit version of the Firmware Waking Vector (ACPI 2.0+) */
 	u8 version;		/* Version of this table (ACPI 2.0+) */
-	u8 reserved[31];	/* Reserved, must be zero */
+	u8 reserved[3];		/* Reserved, must be zero */
+	u32 ospm_flags;		/* Flags to be set by OSPM (ACPI 4.0) */
+	u8 reserved1[24];	/* Reserved, must be zero */
 };
 
-/* Flag macros */
+/* Masks for global_lock flag field above */
 
-#define ACPI_FACS_S4_BIOS_PRESENT (1)	/* 00: S4BIOS support is present */
+#define ACPI_GLOCK_PENDING          (1)	/* 00: Pending global lock ownership */
+#define ACPI_GLOCK_OWNED            (1<<1)	/* 01: Global lock is owned */
 
-/* Global lock flags */
+/* Masks for Flags field above  */
 
-#define ACPI_GLOCK_PENDING      0x01	/* 00: Pending global lock ownership */
-#define ACPI_GLOCK_OWNED        0x02	/* 01: Global lock is owned */
+#define ACPI_FACS_S4_BIOS_PRESENT   (1)	/* 00: S4BIOS support is present */
+#define ACPI_FACS_64BIT_WAKE        (1<<1)	/* 01: 64-bit wake vector supported (ACPI 4.0) */
+
+/* Masks for ospm_flags field above */
+
+#define ACPI_FACS_64BIT_ENVIRONMENT (1)	/* 00: 64-bit wake environment is required (ACPI 4.0) */
 
 /*******************************************************************************
  *
  * FADT - Fixed ACPI Description Table (Signature "FACP")
+ *        Version 4
  *
  ******************************************************************************/
 
@@ -236,7 +257,7 @@ struct acpi_table_fadt {
 	struct acpi_generic_address xgpe1_block;	/* 64-bit Extended General Purpose Event 1 Reg Blk address */
 };
 
-/* FADT Boot Architecture Flags (boot_flags) */
+/* Masks for FADT Boot Architecture Flags (boot_flags) */
 
 #define ACPI_FADT_LEGACY_DEVICES    (1)  	/* 00: [V2] System has LPC or ISA bus devices */
 #define ACPI_FADT_8042              (1<<1)	/* 01: [V3] System has an 8042 controller on port 60/64 */
@@ -246,7 +267,7 @@ struct acpi_table_fadt {
 
 #define FADT2_REVISION_ID               3
 
-/* FADT flags */
+/* Masks for FADT flags */
 
 #define ACPI_FADT_WBINVD            (1)	/* 00: [V1] The wbinvd instruction works properly */
 #define ACPI_FADT_WBINVD_FLUSH      (1<<1)	/* 01: [V1] wbinvd flushes but does not invalidate caches */
@@ -269,7 +290,7 @@ struct acpi_table_fadt {
 #define ACPI_FADT_APIC_CLUSTER      (1<<18)	/* 18: [V4] All local APICs must use cluster model (ACPI 3.0) */
 #define ACPI_FADT_APIC_PHYSICAL     (1<<19)	/* 19: [V4] All local x_aPICs must use physical dest mode (ACPI 3.0) */
 
-/* FADT Prefered Power Management Profiles */
+/* Values for preferred_profile (Prefered Power Management Profiles) */
 
 enum acpi_prefered_pm_profiles {
 	PM_UNSPECIFIED = 0,
@@ -287,14 +308,16 @@ enum acpi_prefered_pm_profiles {
 
 #define ACPI_FADT_OFFSET(f)             (u8) ACPI_OFFSET (struct acpi_table_fadt, f)
 
+/*
+ * Internal table-related structures
+ */
 union acpi_name_union {
 	u32 integer;
 	char ascii[4];
 };
 
-/*
- * Internal ACPI Table Descriptor. One per ACPI table
- */
+/* Internal ACPI Table Descriptor. One per ACPI table. */
+
 struct acpi_table_desc {
 	acpi_physical_address address;
 	struct acpi_table_header *pointer;
@@ -304,7 +327,7 @@ struct acpi_table_desc {
 	u8 flags;
 };
 
-/* Flags for above */
+/* Masks for Flags field above */
 
 #define ACPI_TABLE_ORIGIN_UNKNOWN       (0)
 #define ACPI_TABLE_ORIGIN_MAPPED        (1)
@@ -318,5 +341,6 @@ struct acpi_table_desc {
  */
 
 #include <acpi/actbl1.h>
+#include <acpi/actbl2.h>
 
 #endif				/* __ACTBL_H__ */
diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index 59ade0752473..0b9b430b092b 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -46,41 +46,31 @@
 
 /*******************************************************************************
  *
- * Additional ACPI Tables
+ * Additional ACPI Tables (1)
  *
  * These tables are not consumed directly by the ACPICA subsystem, but are
  * included here to support device drivers and the AML disassembler.
  *
+ * The tables in this file are fully defined within the ACPI specification.
+ *
  ******************************************************************************/
 
 /*
- * Values for description table header signatures. Useful because they make
- * it more difficult to inadvertently type in the wrong signature.
+ * Values for description table header signatures for tables defined in this
+ * file. Useful because they make it more difficult to inadvertently type in
+ * the wrong signature.
  */
-#define ACPI_SIG_ASF            "ASF!"	/* Alert Standard Format table */
 #define ACPI_SIG_BERT           "BERT"	/* Boot Error Record Table */
-#define ACPI_SIG_BOOT           "BOOT"	/* Simple Boot Flag Table */
 #define ACPI_SIG_CPEP           "CPEP"	/* Corrected Platform Error Polling table */
-#define ACPI_SIG_DBGP           "DBGP"	/* Debug Port table */
-#define ACPI_SIG_DMAR           "DMAR"	/* DMA Remapping table */
 #define ACPI_SIG_ECDT           "ECDT"	/* Embedded Controller Boot Resources Table */
 #define ACPI_SIG_EINJ           "EINJ"	/* Error Injection table */
 #define ACPI_SIG_ERST           "ERST"	/* Error Record Serialization Table */
 #define ACPI_SIG_HEST           "HEST"	/* Hardware Error Source Table */
-#define ACPI_SIG_HPET           "HPET"	/* High Precision Event Timer table */
-#define ACPI_SIG_IBFT           "IBFT"	/* i_sCSI Boot Firmware Table */
 #define ACPI_SIG_MADT           "APIC"	/* Multiple APIC Description Table */
-#define ACPI_SIG_MCFG           "MCFG"	/* PCI Memory Mapped Configuration table */
+#define ACPI_SIG_MSCT           "MSCT"	/* Maximum System Characteristics Table */
 #define ACPI_SIG_SBST           "SBST"	/* Smart Battery Specification Table */
-#define ACPI_SIG_SLIC           "SLIC"	/* Software Licensing Description Table */
 #define ACPI_SIG_SLIT           "SLIT"	/* System Locality Distance Information Table */
-#define ACPI_SIG_SPCR           "SPCR"	/* Serial Port Console Redirection table */
-#define ACPI_SIG_SPMI           "SPMI"	/* Server Platform Management Interface table */
 #define ACPI_SIG_SRAT           "SRAT"	/* System Resource Affinity Table */
-#define ACPI_SIG_TCPA           "TCPA"	/* Trusted Computing Platform Alliance table */
-#define ACPI_SIG_UEFI           "UEFI"	/* Uefi Boot Optimization Table */
-#define ACPI_SIG_WDAT           "WDAT"	/* Watchdog Action Table */
-#define ACPI_SIG_WDRT           "WDRT"	/* Watchdog Resource Table */
 
 /*
  * All tables must be byte-packed to match the ACPI specification, since
@@ -94,14 +84,20 @@
  * portable, so do not use any other bitfield types.
  */
 
-/* Common Subtable header (used in MADT, SRAT, etc.) */
+/*******************************************************************************
+ *
+ * Common subtable headers
+ *
+ ******************************************************************************/
+
+/* Generic subtable header (used in MADT, SRAT, etc.) */
 
 struct acpi_subtable_header {
 	u8 type;
 	u8 length;
 };
 
-/* Common Subtable header for WHEA tables (EINJ, ERST, WDAT) */
+/* Subtable header for WHEA tables (EINJ, ERST, WDAT) */
 
 struct acpi_whea_header {
 	u8 action;
@@ -115,116 +111,8 @@ struct acpi_whea_header {
 
 /*******************************************************************************
  *
- * ASF - Alert Standard Format table (Signature "ASF!")
- *
- * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
- *
- ******************************************************************************/
-
-struct acpi_table_asf {
-	struct acpi_table_header header;	/* Common ACPI table header */
-};
-
-/* ASF subtable header */
-
-struct acpi_asf_header {
-	u8 type;
-	u8 reserved;
-	u16 length;
-};
-
-/* Values for Type field above */
-
-enum acpi_asf_type {
-	ACPI_ASF_TYPE_INFO = 0,
-	ACPI_ASF_TYPE_ALERT = 1,
-	ACPI_ASF_TYPE_CONTROL = 2,
-	ACPI_ASF_TYPE_BOOT = 3,
-	ACPI_ASF_TYPE_ADDRESS = 4,
-	ACPI_ASF_TYPE_RESERVED = 5
-};
-
-/*
- * ASF subtables
- */
-
-/* 0: ASF Information */
-
-struct acpi_asf_info {
-	struct acpi_asf_header header;
-	u8 min_reset_value;
-	u8 min_poll_interval;
-	u16 system_id;
-	u32 mfg_id;
-	u8 flags;
-	u8 reserved2[3];
-};
-
-/* 1: ASF Alerts */
-
-struct acpi_asf_alert {
-	struct acpi_asf_header header;
-	u8 assert_mask;
-	u8 deassert_mask;
-	u8 alerts;
-	u8 data_length;
-};
-
-struct acpi_asf_alert_data {
-	u8 address;
-	u8 command;
-	u8 mask;
-	u8 value;
-	u8 sensor_type;
-	u8 type;
-	u8 offset;
-	u8 source_type;
-	u8 severity;
-	u8 sensor_number;
-	u8 entity;
-	u8 instance;
-};
-
-/* 2: ASF Remote Control */
-
-struct acpi_asf_remote {
-	struct acpi_asf_header header;
-	u8 controls;
-	u8 data_length;
-	u16 reserved2;
-};
-
-struct acpi_asf_control_data {
-	u8 function;
-	u8 address;
-	u8 command;
-	u8 value;
-};
-
-/* 3: ASF RMCP Boot Options */
-
-struct acpi_asf_rmcp {
-	struct acpi_asf_header header;
-	u8 capabilities[7];
-	u8 completion_code;
-	u32 enterprise_id;
-	u8 command;
-	u16 parameter;
-	u16 boot_options;
-	u16 oem_parameters;
-};
-
-/* 4: ASF Address */
-
-struct acpi_asf_address {
-	struct acpi_asf_header header;
-	u8 eprom_address;
-	u8 devices;
-};
-
-/*******************************************************************************
- *
- * BERT - Boot Error Record Table
+ * BERT - Boot Error Record Table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -234,38 +122,43 @@ struct acpi_table_bert {
 	u64 address;		/* Physical addresss of the error region */
 };
 
-/* Boot Error Region */
+/* Boot Error Region (not a subtable, pointed to by Address field above) */
 
 struct acpi_bert_region {
-	u32 block_status;
-	u32 raw_data_offset;
-	u32 raw_data_length;
-	u32 data_length;
-	u32 error_severity;
+	u32 block_status;	/* Type of error information */
+	u32 raw_data_offset;	/* Offset to raw error data */
+	u32 raw_data_length;	/* Length of raw error data */
+	u32 data_length;	/* Length of generic error data */
+	u32 error_severity;	/* Severity code */
 };
 
-/* block_status Flags */
+/* Values for block_status flags above */
 
 #define ACPI_BERT_UNCORRECTABLE             (1)
-#define ACPI_BERT_CORRECTABLE               (2)
-#define ACPI_BERT_MULTIPLE_UNCORRECTABLE    (4)
-#define ACPI_BERT_MULTIPLE_CORRECTABLE      (8)
+#define ACPI_BERT_CORRECTABLE               (1<<1)
+#define ACPI_BERT_MULTIPLE_UNCORRECTABLE    (1<<2)
+#define ACPI_BERT_MULTIPLE_CORRECTABLE      (1<<3)
+#define ACPI_BERT_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
 
-/*******************************************************************************
- *
- * BOOT - Simple Boot Flag Table
- *
- ******************************************************************************/
+/* Values for error_severity above */
 
-struct acpi_table_boot {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 cmos_index;		/* Index in CMOS RAM for the boot register */
-	u8 reserved[3];
+enum acpi_bert_error_severity {
+	ACPI_BERT_ERROR_CORRECTABLE = 0,
+	ACPI_BERT_ERROR_FATAL = 1,
+	ACPI_BERT_ERROR_CORRECTED = 2,
+	ACPI_BERT_ERROR_NONE = 3,
+	ACPI_BERT_ERROR_RESERVED = 4	/* 4 and greater are reserved */
 };
 
+/*
+ * Note: The generic error data that follows the error_severity field above
+ * uses the struct acpi_hest_generic_data defined under the HEST table below
+ */
+
 /*******************************************************************************
  *
- * CPEP - Corrected Platform Error Polling table
+ * CPEP - Corrected Platform Error Polling table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -277,8 +170,7 @@ struct acpi_table_cpep {
 /* Subtable */
 
 struct acpi_cpep_polling {
-	u8 type;
-	u8 length;
+	struct acpi_subtable_header header;
 	u8 id;			/* Processor ID */
 	u8 eid;			/* Processor EID */
 	u32 interval;		/* Polling interval (msec) */
@@ -286,124 +178,8 @@ struct acpi_cpep_polling {
 
 /*******************************************************************************
  *
- * DBGP - Debug Port table
- *
- ******************************************************************************/
-
-struct acpi_table_dbgp {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 type;		/* 0=full 16550, 1=subset of 16550 */
-	u8 reserved[3];
-	struct acpi_generic_address debug_port;
-};
-
-/*******************************************************************************
- *
- * DMAR - DMA Remapping table
- *	  From "Intel Virtualization Technology for Directed I/O", Sept. 2007
- *
- ******************************************************************************/
-
-struct acpi_table_dmar {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 width;		/* Host Address Width */
-	u8 flags;
-	u8 reserved[10];
-};
-
-/* Flags */
-
-#define ACPI_DMAR_INTR_REMAP	    (1)
-
-/* DMAR subtable header */
-
-struct acpi_dmar_header {
-	u16 type;
-	u16 length;
-};
-
-/* Values for subtable type in struct acpi_dmar_header */
-
-enum acpi_dmar_type {
-	ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
-	ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
-	ACPI_DMAR_TYPE_ATSR = 2,
-	ACPI_DMAR_TYPE_RESERVED = 3	/* 3 and greater are reserved */
-};
-
-struct acpi_dmar_device_scope {
-	u8 entry_type;
-	u8 length;
-	u16 reserved;
-	u8 enumeration_id;
-	u8 bus;
-};
-
-/* Values for entry_type in struct acpi_dmar_device_scope */
-
-enum acpi_dmar_scope_type {
-	ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
-	ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
-	ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
-	ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
-	ACPI_DMAR_SCOPE_TYPE_HPET = 4,
-	ACPI_DMAR_SCOPE_TYPE_RESERVED = 5	/* 5 and greater are reserved */
-};
-
-struct acpi_dmar_pci_path {
-	u8 dev;
-	u8 fn;
-};
-
-/*
- * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header
- */
-
-/* 0: Hardware Unit Definition */
-
-struct acpi_dmar_hardware_unit {
-	struct acpi_dmar_header header;
-	u8 flags;
-	u8 reserved;
-	u16 segment;
-	u64 address;		/* Register Base Address */
-};
-
-/* Flags */
-
-#define ACPI_DMAR_INCLUDE_ALL       (1)
-
-/* 1: Reserved Memory Defininition */
-
-struct acpi_dmar_reserved_memory {
-	struct acpi_dmar_header header;
-	u16 reserved;
-	u16 segment;
-	u64 base_address;		/* 4_k aligned base address */
-	u64 end_address;	/* 4_k aligned limit address */
-};
-
-/* Flags */
-
-#define ACPI_DMAR_ALLOW_ALL         (1)
-
-
-/* 2: Root Port ATS Capability Reporting Structure */
-
-struct acpi_dmar_atsr {
-       struct acpi_dmar_header header;
-       u8 flags;
-       u8 reserved;
-       u16 segment;
-};
-
-/* Flags */
-
-#define ACPI_DMAR_ALL_PORTS	    (1)
-
-/*******************************************************************************
- *
  * ECDT - Embedded Controller Boot Resources Table
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -418,14 +194,16 @@ struct acpi_table_ecdt {
 
 /*******************************************************************************
  *
- * EINJ - Error Injection Table
+ * EINJ - Error Injection Table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
 struct acpi_table_einj {
 	struct acpi_table_header header;	/* Common ACPI table header */
 	u32 header_length;
-	u32 reserved;
+	u8 flags;
+	u8 reserved[3];
 	u32 entries;
 };
 
@@ -435,6 +213,10 @@ struct acpi_einj_entry {
 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
 };
 
+/* Masks for Flags field above */
+
+#define ACPI_EINJ_PRESERVE          (1)
+
 /* Values for Action field above */
 
 enum acpi_einj_actions {
@@ -470,9 +252,34 @@ struct acpi_einj_trigger {
 	u32 entry_count;
 };
 
+/* Command status return values */
+
+enum acpi_einj_command_status {
+	ACPI_EINJ_SUCCESS = 0,
+	ACPI_EINJ_FAILURE = 1,
+	ACPI_EINJ_INVALID_ACCESS = 2,
+	ACPI_EINJ_STATUS_RESERVED = 3	/* 3 and greater are reserved */
+};
+
+/* Error types returned from ACPI_EINJ_GET_ERROR_TYPE (bitfield) */
+
+#define ACPI_EINJ_PROCESSOR_CORRECTABLE     (1)
+#define ACPI_EINJ_PROCESSOR_UNCORRECTABLE   (1<<1)
+#define ACPI_EINJ_PROCESSOR_FATAL           (1<<2)
+#define ACPI_EINJ_MEMORY_CORRECTABLE        (1<<3)
+#define ACPI_EINJ_MEMORY_UNCORRECTABLE      (1<<4)
+#define ACPI_EINJ_MEMORY_FATAL              (1<<5)
+#define ACPI_EINJ_PCIX_CORRECTABLE          (1<<6)
+#define ACPI_EINJ_PCIX_UNCORRECTABLE        (1<<7)
+#define ACPI_EINJ_PCIX_FATAL                (1<<8)
+#define ACPI_EINJ_PLATFORM_CORRECTABLE      (1<<9)
+#define ACPI_EINJ_PLATFORM_UNCORRECTABLE    (1<<10)
+#define ACPI_EINJ_PLATFORM_FATAL            (1<<11)
+
 /*******************************************************************************
  *
- * ERST - Error Record Serialization Table
+ * ERST - Error Record Serialization Table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -489,19 +296,23 @@ struct acpi_erst_entry {
 	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
 };
 
+/* Masks for Flags field above */
+
+#define ACPI_ERST_PRESERVE          (1)
+
 /* Values for Action field above */
 
 enum acpi_erst_actions {
-	ACPI_ERST_BEGIN_WRITE_OPERATION = 0,
-	ACPI_ERST_BEGIN_READ_OPERATION = 1,
-	ACPI_ERST_BETGIN_CLEAR_OPERATION = 2,
-	ACPI_ERST_END_OPERATION = 3,
+	ACPI_ERST_BEGIN_WRITE = 0,
+	ACPI_ERST_BEGIN_READ = 1,
+	ACPI_ERST_BEGIN_CLEAR = 2,
+	ACPI_ERST_END = 3,
 	ACPI_ERST_SET_RECORD_OFFSET = 4,
 	ACPI_ERST_EXECUTE_OPERATION = 5,
 	ACPI_ERST_CHECK_BUSY_STATUS = 6,
 	ACPI_ERST_GET_COMMAND_STATUS = 7,
-	ACPI_ERST_GET_RECORD_IDENTIFIER = 8,
-	ACPI_ERST_SET_RECORD_IDENTIFIER = 9,
+	ACPI_ERST_GET_RECORD_ID = 8,
+	ACPI_ERST_SET_RECORD_ID = 9,
 	ACPI_ERST_GET_RECORD_COUNT = 10,
 	ACPI_ERST_BEGIN_DUMMY_WRIITE = 11,
 	ACPI_ERST_NOT_USED = 12,
@@ -536,9 +347,29 @@ enum acpi_erst_instructions {
 	ACPI_ERST_INSTRUCTION_RESERVED = 19	/* 19 and greater are reserved */
 };
 
+/* Command status return values */
+
+enum acpi_erst_command_status {
+	ACPI_ERST_SUCESS = 0,
+	ACPI_ERST_NO_SPACE = 1,
+	ACPI_ERST_NOT_AVAILABLE = 2,
+	ACPI_ERST_FAILURE = 3,
+	ACPI_ERST_RECORD_EMPTY = 4,
+	ACPI_ERST_NOT_FOUND = 5,
+	ACPI_ERST_STATUS_RESERVED = 6	/* 6 and greater are reserved */
+};
+
+/* Error Record Serialization Information */
+
+struct acpi_erst_info {
+	u16 signature;		/* Should be "ER" */
+	u8 data[48];
+};
+
 /*******************************************************************************
  *
- * HEST - Hardware Error Source Table
+ * HEST - Hardware Error Source Table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -551,85 +382,69 @@ struct acpi_table_hest {
 
 struct acpi_hest_header {
 	u16 type;
+	u16 source_id;
 };
 
 /* Values for Type field above for subtables */
 
 enum acpi_hest_types {
-	ACPI_HEST_TYPE_XPF_MACHINE_CHECK = 0,
-	ACPI_HEST_TYPE_XPF_CORRECTED_MACHINE_CHECK = 1,
-	ACPI_HEST_TYPE_XPF_UNUSED = 2,
-	ACPI_HEST_TYPE_XPF_NON_MASKABLE_INTERRUPT = 3,
-	ACPI_HEST_TYPE_IPF_CORRECTED_MACHINE_CHECK = 4,
-	ACPI_HEST_TYPE_IPF_CORRECTED_PLATFORM_ERROR = 5,
+	ACPI_HEST_TYPE_IA32_CHECK = 0,
+	ACPI_HEST_TYPE_IA32_CORRECTED_CHECK = 1,
+	ACPI_HEST_TYPE_IA32_NMI = 2,
+	ACPI_HEST_TYPE_NOT_USED3 = 3,
+	ACPI_HEST_TYPE_NOT_USED4 = 4,
+	ACPI_HEST_TYPE_NOT_USED5 = 5,
 	ACPI_HEST_TYPE_AER_ROOT_PORT = 6,
 	ACPI_HEST_TYPE_AER_ENDPOINT = 7,
 	ACPI_HEST_TYPE_AER_BRIDGE = 8,
-	ACPI_HEST_TYPE_GENERIC_HARDWARE_ERROR_SOURCE = 9,
+	ACPI_HEST_TYPE_GENERIC_ERROR = 9,
 	ACPI_HEST_TYPE_RESERVED = 10	/* 10 and greater are reserved */
 };
 
 /*
- * HEST Sub-subtables
+ * HEST substructures contained in subtables
  */
 
-/* XPF Machine Check Error Bank */
-
-struct acpi_hest_xpf_error_bank {
+/*
+ * IA32 Error Bank(s) - Follows the struct acpi_hest_ia_machine_check and
+ * struct acpi_hest_ia_corrected structures.
+ */
+struct acpi_hest_ia_error_bank {
 	u8 bank_number;
 	u8 clear_status_on_init;
 	u8 status_format;
-	u8 config_write_enable;
+	u8 reserved;
 	u32 control_register;
-	u64 control_init_data;
+	u64 control_data;
 	u32 status_register;
 	u32 address_register;
 	u32 misc_register;
 };
 
-/* Generic Error Status */
-
-struct acpi_hest_generic_status {
-	u32 block_status;
-	u32 raw_data_offset;
-	u32 raw_data_length;
-	u32 data_length;
-	u32 error_severity;
-};
-
-/* Generic Error Data */
-
-struct acpi_hest_generic_data {
-	u8 section_type[16];
-	u32 error_severity;
-	u16 revision;
-	u8 validation_bits;
-	u8 flags;
-	u32 error_data_length;
-	u8 fru_id[16];
-	u8 fru_text[20];
-};
-
-/* Common HEST structure for PCI/AER types below (6,7,8) */
+/* Common HEST sub-structure for PCI/AER structures below (6,7,8) */
 
 struct acpi_hest_aer_common {
-	u16 source_id;
-	u16 config_write_enable;
+	u16 reserved1;
 	u8 flags;
 	u8 enabled;
-	u32 records_to_pre_allocate;
+	u32 records_to_preallocate;
 	u32 max_sections_per_record;
 	u32 bus;
 	u16 device;
 	u16 function;
 	u16 device_control;
-	u16 reserved;
-	u32 uncorrectable_error_mask;
-	u32 uncorrectable_error_severity;
-	u32 correctable_error_mask;
-	u32 advanced_error_capabilities;
+	u16 reserved2;
+	u32 uncorrectable_mask;
+	u32 uncorrectable_severity;
+	u32 correctable_mask;
+	u32 advanced_capabilities;
 };
 
+/* Masks for HEST Flags fields */
+
+#define ACPI_HEST_FIRMWARE_FIRST        (1)
+#define ACPI_HEST_GLOBAL                (1<<1)
+
 /* Hardware Error Notification */
 
 struct acpi_hest_notify {
@@ -655,71 +470,59 @@ enum acpi_hest_notify_types {
 	ACPI_HEST_NOTIFY_RESERVED = 5	/* 5 and greater are reserved */
 };
 
+/* Values for config_write_enable bitfield above */
+
+#define ACPI_HEST_TYPE                  (1)
+#define ACPI_HEST_POLL_INTERVAL         (1<<1)
+#define ACPI_HEST_POLL_THRESHOLD_VALUE  (1<<2)
+#define ACPI_HEST_POLL_THRESHOLD_WINDOW (1<<3)
+#define ACPI_HEST_ERR_THRESHOLD_VALUE   (1<<4)
+#define ACPI_HEST_ERR_THRESHOLD_WINDOW  (1<<5)
+
 /*
  * HEST subtables
- *
- * From WHEA Design Document, 16 May 2007.
- * Note: There is no subtable type 2 in this version of the document,
- * and there are two different subtable type 3s.
  */
 
- /* 0: XPF Machine Check Exception */
+/* 0: IA32 Machine Check Exception */
 
-struct acpi_hest_xpf_machine_check {
+struct acpi_hest_ia_machine_check {
 	struct acpi_hest_header header;
-	u16 source_id;
-	u16 config_write_enable;
+	u16 reserved1;
 	u8 flags;
-	u8 reserved1;
-	u32 records_to_pre_allocate;
+	u8 enabled;
+	u32 records_to_preallocate;
 	u32 max_sections_per_record;
 	u64 global_capability_data;
 	u64 global_control_data;
 	u8 num_hardware_banks;
-	u8 reserved2[7];
+	u8 reserved3[7];
 };
 
-/* 1: XPF Corrected Machine Check */
+/* 1: IA32 Corrected Machine Check */
 
-struct acpi_table_hest_xpf_corrected {
+struct acpi_hest_ia_corrected {
 	struct acpi_hest_header header;
-	u16 source_id;
-	u16 config_write_enable;
+	u16 reserved1;
 	u8 flags;
 	u8 enabled;
-	u32 records_to_pre_allocate;
+	u32 records_to_preallocate;
 	u32 max_sections_per_record;
 	struct acpi_hest_notify notify;
 	u8 num_hardware_banks;
-	u8 reserved[3];
+	u8 reserved2[3];
 };
 
-/* 3: XPF Non-Maskable Interrupt */
+/* 2: IA32 Non-Maskable Interrupt */
 
-struct acpi_hest_xpf_nmi {
+struct acpi_hest_ia_nmi {
 	struct acpi_hest_header header;
-	u16 source_id;
 	u32 reserved;
-	u32 records_to_pre_allocate;
+	u32 records_to_preallocate;
 	u32 max_sections_per_record;
 	u32 max_raw_data_length;
 };
 
-/* 4: IPF Corrected Machine Check */
-
-struct acpi_hest_ipf_corrected {
-	struct acpi_hest_header header;
-	u8 enabled;
-	u8 reserved;
-};
-
-/* 5: IPF Corrected Platform Error */
-
-struct acpi_hest_ipf_corrected_platform {
-	struct acpi_hest_header header;
-	u8 enabled;
-	u8 reserved;
-};
+/* 3,4,5: Not used */
 
 /* 6: PCI Express Root Port AER */
 
@@ -741,143 +544,61 @@ struct acpi_hest_aer {
 struct acpi_hest_aer_bridge {
 	struct acpi_hest_header header;
 	struct acpi_hest_aer_common aer;
-	u32 secondary_uncorrectable_error_mask;
-	u32 secondary_uncorrectable_error_severity;
-	u32 secondary_advanced_capabilities;
+	u32 uncorrectable_mask2;
+	u32 uncorrectable_severity2;
+	u32 advanced_capabilities2;
 };
 
 /* 9: Generic Hardware Error Source */
 
 struct acpi_hest_generic {
 	struct acpi_hest_header header;
-	u16 source_id;
 	u16 related_source_id;
-	u8 config_write_enable;
+	u8 reserved;
 	u8 enabled;
-	u32 records_to_pre_allocate;
+	u32 records_to_preallocate;
 	u32 max_sections_per_record;
 	u32 max_raw_data_length;
 	struct acpi_generic_address error_status_address;
 	struct acpi_hest_notify notify;
-	u32 error_status_block_length;
+	u32 error_block_length;
 };
 
-/*******************************************************************************
- *
- * HPET - High Precision Event Timer table
- *
- ******************************************************************************/
+/* Generic Error Status block */
 
-struct acpi_table_hpet {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u32 id;			/* Hardware ID of event timer block */
-	struct acpi_generic_address address;	/* Address of event timer block */
-	u8 sequence;		/* HPET sequence number */
-	u16 minimum_tick;	/* Main counter min tick, periodic mode */
-	u8 flags;
+struct acpi_hest_generic_status {
+	u32 block_status;
+	u32 raw_data_offset;
+	u32 raw_data_length;
+	u32 data_length;
+	u32 error_severity;
 };
 
-/*! Flags */
+/* Values for block_status flags above */
 
-#define ACPI_HPET_PAGE_PROTECT      (1)	/* 00: No page protection */
-#define ACPI_HPET_PAGE_PROTECT_4    (1<<1)	/* 01: 4KB page protected */
-#define ACPI_HPET_PAGE_PROTECT_64   (1<<2)	/* 02: 64KB page protected */
+#define ACPI_HEST_UNCORRECTABLE             (1)
+#define ACPI_HEST_CORRECTABLE               (1<<1)
+#define ACPI_HEST_MULTIPLE_UNCORRECTABLE    (1<<2)
+#define ACPI_HEST_MULTIPLE_CORRECTABLE      (1<<3)
+#define ACPI_HEST_ERROR_ENTRY_COUNT         (0xFF<<4)	/* 8 bits, error count */
 
-/*! [End] no source code translation !*/
+/* Generic Error Data entry */
 
-/*******************************************************************************
- *
- * IBFT - Boot Firmware Table
- *
- ******************************************************************************/
-
-struct acpi_table_ibft {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 reserved[12];
-};
-
-/* IBFT common subtable header */
-
-struct acpi_ibft_header {
-	u8 type;
-	u8 version;
-	u16 length;
-	u8 index;
+struct acpi_hest_generic_data {
+	u8 section_type[16];
+	u32 error_severity;
+	u16 revision;
+	u8 validation_bits;
 	u8 flags;
-};
-
-/* Values for Type field above */
-
-enum acpi_ibft_type {
-	ACPI_IBFT_TYPE_NOT_USED = 0,
-	ACPI_IBFT_TYPE_CONTROL = 1,
-	ACPI_IBFT_TYPE_INITIATOR = 2,
-	ACPI_IBFT_TYPE_NIC = 3,
-	ACPI_IBFT_TYPE_TARGET = 4,
-	ACPI_IBFT_TYPE_EXTENSIONS = 5,
-	ACPI_IBFT_TYPE_RESERVED = 6	/* 6 and greater are reserved */
-};
-
-/* IBFT subtables */
-
-struct acpi_ibft_control {
-	struct acpi_ibft_header header;
-	u16 extensions;
-	u16 initiator_offset;
-	u16 nic0_offset;
-	u16 target0_offset;
-	u16 nic1_offset;
-	u16 target1_offset;
-};
-
-struct acpi_ibft_initiator {
-	struct acpi_ibft_header header;
-	u8 sns_server[16];
-	u8 slp_server[16];
-	u8 primary_server[16];
-	u8 secondary_server[16];
-	u16 name_length;
-	u16 name_offset;
-};
-
-struct acpi_ibft_nic {
-	struct acpi_ibft_header header;
-	u8 ip_address[16];
-	u8 subnet_mask_prefix;
-	u8 origin;
-	u8 gateway[16];
-	u8 primary_dns[16];
-	u8 secondary_dns[16];
-	u8 dhcp[16];
-	u16 vlan;
-	u8 mac_address[6];
-	u16 pci_address;
-	u16 name_length;
-	u16 name_offset;
-};
-
-struct acpi_ibft_target {
-	struct acpi_ibft_header header;
-	u8 target_ip_address[16];
-	u16 target_ip_socket;
-	u8 target_boot_lun[8];
-	u8 chap_type;
-	u8 nic_association;
-	u16 target_name_length;
-	u16 target_name_offset;
-	u16 chap_name_length;
-	u16 chap_name_offset;
-	u16 chap_secret_length;
-	u16 chap_secret_offset;
-	u16 reverse_chap_name_length;
-	u16 reverse_chap_name_offset;
-	u16 reverse_chap_secret_length;
-	u16 reverse_chap_secret_offset;
+	u32 error_data_length;
+	u8 fru_id[16];
+	u8 fru_text[20];
 };
 
 /*******************************************************************************
  *
  * MADT - Multiple APIC Description Table
+ *        Version 3
  *
  ******************************************************************************/
 
@@ -887,16 +608,16 @@ struct acpi_table_madt {
 	u32 flags;
 };
 
-/* Flags */
+/* Masks for Flags field above */
 
-#define ACPI_MADT_PCAT_COMPAT       (1)	/* 00:    System also has dual 8259s */
+#define ACPI_MADT_PCAT_COMPAT       (1)	/* 00: System also has dual 8259s */
 
 /* Values for PCATCompat flag */
 
 #define ACPI_MADT_DUAL_PIC          0
 #define ACPI_MADT_MULTIPLE_APIC     1
 
-/* Values for subtable type in struct acpi_subtable_header */
+/* Values for MADT subtable type in struct acpi_subtable_header */
 
 enum acpi_madt_type {
 	ACPI_MADT_TYPE_LOCAL_APIC = 0,
@@ -1007,11 +728,11 @@ struct acpi_madt_interrupt_source {
 	u32 flags;		/* Interrupt Source Flags */
 };
 
-/* Flags field above */
+/* Masks for Flags field above */
 
 #define ACPI_MADT_CPEI_OVERRIDE     (1)
 
-/* 9: Processor Local X2_APIC (07/2008) */
+/* 9: Processor Local X2APIC (ACPI 4.0) */
 
 struct acpi_madt_local_x2apic {
 	struct acpi_subtable_header header;
@@ -1021,7 +742,7 @@ struct acpi_madt_local_x2apic {
 	u32 uid;		/* ACPI processor UID */
 };
 
-/* 10: Local X2APIC NMI (07/2008) */
+/* 10: Local X2APIC NMI (ACPI 4.0) */
 
 struct acpi_madt_local_x2apic_nmi {
 	struct acpi_subtable_header header;
@@ -1058,28 +779,34 @@ struct acpi_madt_local_x2apic_nmi {
 
 /*******************************************************************************
  *
- * MCFG - PCI Memory Mapped Configuration table and sub-table
+ * MSCT - Maximum System Characteristics Table (ACPI 4.0)
+ *        Version 1
  *
  ******************************************************************************/
 
-struct acpi_table_mcfg {
+struct acpi_table_msct {
 	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 reserved[8];
+	u32 proximity_offset;	/* Location of proximity info struct(s) */
+	u32 max_proximity_domains;	/* Max number of proximity domains */
+	u32 max_clock_domains;	/* Max number of clock domains */
+	u64 max_address;	/* Max physical address in system */
 };
 
-/* Subtable */
+/* Subtable - Maximum Proximity Domain Information. Version 1 */
 
-struct acpi_mcfg_allocation {
-	u64 address;		/* Base address, processor-relative */
-	u16 pci_segment;	/* PCI segment group number */
-	u8 start_bus_number;	/* Starting PCI Bus number */
-	u8 end_bus_number;	/* Final PCI Bus number */
-	u32 reserved;
+struct acpi_msct_proximity {
+	u8 revision;
+	u8 length;
+	u32 range_start;	/* Start of domain range */
+	u32 range_end;		/* End of domain range */
+	u32 processor_capacity;
+	u64 memory_capacity;	/* In bytes */
 };
 
 /*******************************************************************************
  *
  * SBST - Smart Battery Specification Table
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -1093,6 +820,7 @@ struct acpi_table_sbst {
 /*******************************************************************************
  *
  * SLIT - System Locality Distance Information Table
+ *        Version 1
  *
  ******************************************************************************/
 
@@ -1104,60 +832,8 @@ struct acpi_table_slit {
 
 /*******************************************************************************
  *
- * SPCR - Serial Port Console Redirection table
- *
- ******************************************************************************/
-
-struct acpi_table_spcr {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 interface_type;	/* 0=full 16550, 1=subset of 16550 */
-	u8 reserved[3];
-	struct acpi_generic_address serial_port;
-	u8 interrupt_type;
-	u8 pc_interrupt;
-	u32 interrupt;
-	u8 baud_rate;
-	u8 parity;
-	u8 stop_bits;
-	u8 flow_control;
-	u8 terminal_type;
-	u8 reserved1;
-	u16 pci_device_id;
-	u16 pci_vendor_id;
-	u8 pci_bus;
-	u8 pci_device;
-	u8 pci_function;
-	u32 pci_flags;
-	u8 pci_segment;
-	u32 reserved2;
-};
-
-/*******************************************************************************
- *
- * SPMI - Server Platform Management Interface table
- *
- ******************************************************************************/
-
-struct acpi_table_spmi {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 reserved;
-	u8 interface_type;
-	u16 spec_revision;	/* Version of IPMI */
-	u8 interrupt_type;
-	u8 gpe_number;		/* GPE assigned */
-	u8 reserved1;
-	u8 pci_device_flag;
-	u32 interrupt;
-	struct acpi_generic_address ipmi_register;
-	u8 pci_segment;
-	u8 pci_bus;
-	u8 pci_device;
-	u8 pci_function;
-};
-
-/*******************************************************************************
- *
  * SRAT - System Resource Affinity Table
+ *        Version 3
  *
  ******************************************************************************/
 
@@ -1192,6 +868,10 @@ struct acpi_srat_cpu_affinity {
 	u32 reserved;		/* Reserved, must be zero */
 };
 
+/* Flags */
+
+#define ACPI_SRAT_CPU_USE_AFFINITY  (1)	/* 00: Use affinity structure */
+
 /* 1: Memory Affinity */
 
 struct acpi_srat_mem_affinity {
@@ -1211,7 +891,7 @@ struct acpi_srat_mem_affinity {
 #define ACPI_SRAT_MEM_HOT_PLUGGABLE (1<<1)	/* 01: Memory region is hot pluggable */
 #define ACPI_SRAT_MEM_NON_VOLATILE  (1<<2)	/* 02: Memory region is non-volatile */
 
-/* 2: Processor Local X2_APIC Affinity (07/2008) */
+/* 2: Processor Local X2_APIC Affinity (ACPI 4.0) */
 
 struct acpi_srat_x2apic_cpu_affinity {
 	struct acpi_subtable_header header;
@@ -1219,122 +899,14 @@ struct acpi_srat_x2apic_cpu_affinity {
 	u32 proximity_domain;
 	u32 apic_id;
 	u32 flags;
+	u32 clock_domain;
+	u32 reserved2;
 };
 
 /* Flags for struct acpi_srat_cpu_affinity and struct acpi_srat_x2apic_cpu_affinity */
 
 #define ACPI_SRAT_CPU_ENABLED       (1)	/* 00: Use affinity structure */
 
-/*******************************************************************************
- *
- * TCPA - Trusted Computing Platform Alliance table
- *
- ******************************************************************************/
-
-struct acpi_table_tcpa {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u16 reserved;
-	u32 max_log_length;	/* Maximum length for the event log area */
-	u64 log_address;	/* Address of the event log area */
-};
-
-/*******************************************************************************
- *
- * UEFI - UEFI Boot optimization Table
- *
- ******************************************************************************/
-
-struct acpi_table_uefi {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u8 identifier[16];	/* UUID identifier */
-	u16 data_offset;	/* Offset of remaining data in table */
-	u8 data;
-};
-
-/*******************************************************************************
- *
- * WDAT - Watchdog Action Table
- *
- ******************************************************************************/
-
-struct acpi_table_wdat {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u32 header_length;	/* Watchdog Header Length */
-	u16 pci_segment;	/* PCI Segment number */
-	u8 pci_bus;		/* PCI Bus number */
-	u8 pci_device;		/* PCI Device number */
-	u8 pci_function;	/* PCI Function number */
-	u8 reserved[3];
-	u32 timer_period;	/* Period of one timer count (msec) */
-	u32 max_count;		/* Maximum counter value supported */
-	u32 min_count;		/* Minimum counter value */
-	u8 flags;
-	u8 reserved2[3];
-	u32 entries;		/* Number of watchdog entries that follow */
-};
-
-/* WDAT Instruction Entries (actions) */
-
-struct acpi_wdat_entry {
-	struct acpi_whea_header whea_header;	/* Common header for WHEA tables */
-};
-
-/* Values for Action field above */
-
-enum acpi_wdat_actions {
-	ACPI_WDAT_RESET = 1,
-	ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
-	ACPI_WDAT_GET_COUNTDOWN = 5,
-	ACPI_WDAT_SET_COUNTDOWN = 6,
-	ACPI_WDAT_GET_RUNNING_STATE = 8,
-	ACPI_WDAT_SET_RUNNING_STATE = 9,
-	ACPI_WDAT_GET_STOPPED_STATE = 10,
-	ACPI_WDAT_SET_STOPPED_STATE = 11,
-	ACPI_WDAT_GET_REBOOT = 16,
-	ACPI_WDAT_SET_REBOOT = 17,
-	ACPI_WDAT_GET_SHUTDOWN = 18,
-	ACPI_WDAT_SET_SHUTDOWN = 19,
-	ACPI_WDAT_GET_STATUS = 32,
-	ACPI_WDAT_SET_STATUS = 33,
-	ACPI_WDAT_ACTION_RESERVED = 34	/* 34 and greater are reserved */
-};
-
-/* Values for Instruction field above */
-
-enum acpi_wdat_instructions {
-	ACPI_WDAT_READ_VALUE = 0,
-	ACPI_WDAT_READ_COUNTDOWN = 1,
-	ACPI_WDAT_WRITE_VALUE = 2,
-	ACPI_WDAT_WRITE_COUNTDOWN = 3,
-	ACPI_WDAT_INSTRUCTION_RESERVED = 4,	/* 4 and greater are reserved */
-	ACPI_WDAT_PRESERVE_REGISTER = 0x80	/* Except for this value */
-};
-
-/*******************************************************************************
- *
- * WDRT - Watchdog Resource Table
- *
- ******************************************************************************/
-
-struct acpi_table_wdrt {
-	struct acpi_table_header header;	/* Common ACPI table header */
-	u32 header_length;	/* Watchdog Header Length */
-	u8 pci_segment;		/* PCI Segment number */
-	u8 pci_bus;		/* PCI Bus number */
-	u8 pci_device;		/* PCI Device number */
-	u8 pci_function;	/* PCI Function number */
-	u32 timer_period;	/* Period of one timer count (msec) */
-	u32 max_count;		/* Maximum counter value supported */
-	u32 min_count;		/* Minimum counter value */
-	u8 flags;
-	u8 reserved[3];
-	u32 entries;		/* Number of watchdog entries that follow */
-};
-
-/* Flags */
-
-#define ACPI_WDRT_TIMER_ENABLED     (1)	/* 00: Timer enabled */
-
 /* Reset to default packing */
 
 #pragma pack()
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
new file mode 100644
index 000000000000..6f3dce9991e1
--- /dev/null
+++ b/include/acpi/actbl2.h
@@ -0,0 +1,868 @@
+#ifndef __ACTBL2_H__
+#define __ACTBL2_H__
+
+/*******************************************************************************
+ *
+ * Additional ACPI Tables (2)
+ *
+ * These tables are not consumed directly by the ACPICA subsystem, but are
+ * included here to support device drivers and the AML disassembler.
+ *
+ * The tables in this file are defined by third-party specifications, and are
+ * not defined directly by the ACPI specification itself.
+ *
+ ******************************************************************************/
+
+/*
+ * Values for description table header signatures for tables defined in this
+ * file. Useful because they make it more difficult to inadvertently type in
+ * the wrong signature.
+ */
+#define ACPI_SIG_ASF            "ASF!"	/* Alert Standard Format table */
+#define ACPI_SIG_BOOT           "BOOT"	/* Simple Boot Flag Table */
+#define ACPI_SIG_DBGP           "DBGP"	/* Debug Port table */
+#define ACPI_SIG_DMAR           "DMAR"	/* DMA Remapping table */
+#define ACPI_SIG_HPET           "HPET"	/* High Precision Event Timer table */
+#define ACPI_SIG_IBFT           "IBFT"	/* i_sCSI Boot Firmware Table */
+#define ACPI_SIG_IVRS           "IVRS"	/* I/O Virtualization Reporting Structure */
+#define ACPI_SIG_MCFG           "MCFG"	/* PCI Memory Mapped Configuration table */
+#define ACPI_SIG_SLIC           "SLIC"	/* Software Licensing Description Table */
+#define ACPI_SIG_SPCR           "SPCR"	/* Serial Port Console Redirection table */
+#define ACPI_SIG_SPMI           "SPMI"	/* Server Platform Management Interface table */
+#define ACPI_SIG_TCPA           "TCPA"	/* Trusted Computing Platform Alliance table */
+#define ACPI_SIG_UEFI           "UEFI"	/* Uefi Boot Optimization Table */
+#define ACPI_SIG_WAET           "WAET"	/* Windows ACPI Emulated devices Table */
+#define ACPI_SIG_WDAT           "WDAT"	/* Watchdog Action Table */
+#define ACPI_SIG_WDRT           "WDRT"	/* Watchdog Resource Table */
+
+/*
+ * All tables must be byte-packed to match the ACPI specification, since
+ * the tables are provided by the system BIOS.
+ */
+#pragma pack(1)
+
+/*
+ * Note about bitfields: The u8 type is used for bitfields in ACPI tables.
+ * This is the only type that is even remotely portable. Anything else is not
+ * portable, so do not use any other bitfield types.
+ */
+
+/*******************************************************************************
+ *
+ * ASF - Alert Standard Format table (Signature "ASF!")
+ *       Revision 0x10
+ *
+ * Conforms to the Alert Standard Format Specification V2.0, 23 April 2003
+ *
+ ******************************************************************************/
+
+struct acpi_table_asf {
+	struct acpi_table_header header;	/* Common ACPI table header */
+};
+
+/* ASF subtable header */
+
+struct acpi_asf_header {
+	u8 type;
+	u8 reserved;
+	u16 length;
+};
+
+/* Values for Type field above */
+
+enum acpi_asf_type {
+	ACPI_ASF_TYPE_INFO = 0,
+	ACPI_ASF_TYPE_ALERT = 1,
+	ACPI_ASF_TYPE_CONTROL = 2,
+	ACPI_ASF_TYPE_BOOT = 3,
+	ACPI_ASF_TYPE_ADDRESS = 4,
+	ACPI_ASF_TYPE_RESERVED = 5
+};
+
+/*
+ * ASF subtables
+ */
+
+/* 0: ASF Information */
+
+struct acpi_asf_info {
+	struct acpi_asf_header header;
+	u8 min_reset_value;
+	u8 min_poll_interval;
+	u16 system_id;
+	u32 mfg_id;
+	u8 flags;
+	u8 reserved2[3];
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_ASF_SMBUS_PROTOCOLS    (1)
+
+/* 1: ASF Alerts */
+
+struct acpi_asf_alert {
+	struct acpi_asf_header header;
+	u8 assert_mask;
+	u8 deassert_mask;
+	u8 alerts;
+	u8 data_length;
+};
+
+struct acpi_asf_alert_data {
+	u8 address;
+	u8 command;
+	u8 mask;
+	u8 value;
+	u8 sensor_type;
+	u8 type;
+	u8 offset;
+	u8 source_type;
+	u8 severity;
+	u8 sensor_number;
+	u8 entity;
+	u8 instance;
+};
+
+/* 2: ASF Remote Control */
+
+struct acpi_asf_remote {
+	struct acpi_asf_header header;
+	u8 controls;
+	u8 data_length;
+	u16 reserved2;
+};
+
+struct acpi_asf_control_data {
+	u8 function;
+	u8 address;
+	u8 command;
+	u8 value;
+};
+
+/* 3: ASF RMCP Boot Options */
+
+struct acpi_asf_rmcp {
+	struct acpi_asf_header header;
+	u8 capabilities[7];
+	u8 completion_code;
+	u32 enterprise_id;
+	u8 command;
+	u16 parameter;
+	u16 boot_options;
+	u16 oem_parameters;
+};
+
+/* 4: ASF Address */
+
+struct acpi_asf_address {
+	struct acpi_asf_header header;
+	u8 eprom_address;
+	u8 devices;
+};
+
+/*******************************************************************************
+ *
+ * BOOT - Simple Boot Flag Table
+ *        Version 1
+ *
+ * Conforms to the "Simple Boot Flag Specification", Version 2.1
+ *
+ ******************************************************************************/
+
+struct acpi_table_boot {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 cmos_index;		/* Index in CMOS RAM for the boot register */
+	u8 reserved[3];
+};
+
+/*******************************************************************************
+ *
+ * DBGP - Debug Port table
+ *        Version 1
+ *
+ * Conforms to the "Debug Port Specification", Version 1.00, 2/9/2000
+ *
+ ******************************************************************************/
+
+struct acpi_table_dbgp {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 type;		/* 0=full 16550, 1=subset of 16550 */
+	u8 reserved[3];
+	struct acpi_generic_address debug_port;
+};
+
+/*******************************************************************************
+ *
+ * DMAR - DMA Remapping table
+ *        Version 1
+ *
+ * Conforms to "Intel Virtualization Technology for Directed I/O",
+ * Version 1.2, Sept. 2008
+ *
+ ******************************************************************************/
+
+struct acpi_table_dmar {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 width;		/* Host Address Width */
+	u8 flags;
+	u8 reserved[10];
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_DMAR_INTR_REMAP        (1)
+
+/* DMAR subtable header */
+
+struct acpi_dmar_header {
+	u16 type;
+	u16 length;
+};
+
+/* Values for subtable type in struct acpi_dmar_header */
+
+enum acpi_dmar_type {
+	ACPI_DMAR_TYPE_HARDWARE_UNIT = 0,
+	ACPI_DMAR_TYPE_RESERVED_MEMORY = 1,
+	ACPI_DMAR_TYPE_ATSR = 2,
+	ACPI_DMAR_HARDWARE_AFFINITY = 3,
+	ACPI_DMAR_TYPE_RESERVED = 4	/* 4 and greater are reserved */
+};
+
+/* DMAR Device Scope structure */
+
+struct acpi_dmar_device_scope {
+	u8 entry_type;
+	u8 length;
+	u16 reserved;
+	u8 enumeration_id;
+	u8 bus;
+};
+
+/* Values for entry_type in struct acpi_dmar_device_scope */
+
+enum acpi_dmar_scope_type {
+	ACPI_DMAR_SCOPE_TYPE_NOT_USED = 0,
+	ACPI_DMAR_SCOPE_TYPE_ENDPOINT = 1,
+	ACPI_DMAR_SCOPE_TYPE_BRIDGE = 2,
+	ACPI_DMAR_SCOPE_TYPE_IOAPIC = 3,
+	ACPI_DMAR_SCOPE_TYPE_HPET = 4,
+	ACPI_DMAR_SCOPE_TYPE_RESERVED = 5	/* 5 and greater are reserved */
+};
+
+struct acpi_dmar_pci_path {
+	u8 dev;
+	u8 fn;
+};
+
+/*
+ * DMAR Sub-tables, correspond to Type in struct acpi_dmar_header
+ */
+
+/* 0: Hardware Unit Definition */
+
+struct acpi_dmar_hardware_unit {
+	struct acpi_dmar_header header;
+	u8 flags;
+	u8 reserved;
+	u16 segment;
+	u64 address;		/* Register Base Address */
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_DMAR_INCLUDE_ALL       (1)
+
+/* 1: Reserved Memory Defininition */
+
+struct acpi_dmar_reserved_memory {
+	struct acpi_dmar_header header;
+	u16 reserved;
+	u16 segment;
+	u64 base_address;	/* 4_k aligned base address */
+	u64 end_address;	/* 4_k aligned limit address */
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_DMAR_ALLOW_ALL         (1)
+
+/* 2: Root Port ATS Capability Reporting Structure */
+
+struct acpi_dmar_atsr {
+	struct acpi_dmar_header header;
+	u8 flags;
+	u8 reserved;
+	u16 segment;
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_DMAR_ALL_PORTS         (1)
+
+/* 3: Remapping Hardware Static Affinity Structure */
+
+struct acpi_dmar_rhsa {
+	struct acpi_dmar_header header;
+	u32 reserved;
+	u64 base_address;
+	u32 proximity_domain;
+};
+
+/*******************************************************************************
+ *
+ * HPET - High Precision Event Timer table
+ *        Version 1
+ *
+ * Conforms to "IA-PC HPET (High Precision Event Timers) Specification",
+ * Version 1.0a, October 2004
+ *
+ ******************************************************************************/
+
+struct acpi_table_hpet {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u32 id;			/* Hardware ID of event timer block */
+	struct acpi_generic_address address;	/* Address of event timer block */
+	u8 sequence;		/* HPET sequence number */
+	u16 minimum_tick;	/* Main counter min tick, periodic mode */
+	u8 flags;
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_HPET_PAGE_PROTECT_MASK (3)
+
+/* Values for Page Protect flags */
+
+enum acpi_hpet_page_protect {
+	ACPI_HPET_NO_PAGE_PROTECT = 0,
+	ACPI_HPET_PAGE_PROTECT4 = 1,
+	ACPI_HPET_PAGE_PROTECT64 = 2
+};
+
+/*******************************************************************************
+ *
+ * IBFT - Boot Firmware Table
+ *        Version 1
+ *
+ * Conforms to "iSCSI Boot Firmware Table (iBFT) as Defined in ACPI 3.0b
+ * Specification", Version 1.01, March 1, 2007
+ *
+ * Note: It appears that this table is not intended to appear in the RSDT/XSDT.
+ * Therefore, it is not currently supported by the disassembler.
+ *
+ ******************************************************************************/
+
+struct acpi_table_ibft {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 reserved[12];
+};
+
+/* IBFT common subtable header */
+
+struct acpi_ibft_header {
+	u8 type;
+	u8 version;
+	u16 length;
+	u8 index;
+	u8 flags;
+};
+
+/* Values for Type field above */
+
+enum acpi_ibft_type {
+	ACPI_IBFT_TYPE_NOT_USED = 0,
+	ACPI_IBFT_TYPE_CONTROL = 1,
+	ACPI_IBFT_TYPE_INITIATOR = 2,
+	ACPI_IBFT_TYPE_NIC = 3,
+	ACPI_IBFT_TYPE_TARGET = 4,
+	ACPI_IBFT_TYPE_EXTENSIONS = 5,
+	ACPI_IBFT_TYPE_RESERVED = 6	/* 6 and greater are reserved */
+};
+
+/* IBFT subtables */
+
+struct acpi_ibft_control {
+	struct acpi_ibft_header header;
+	u16 extensions;
+	u16 initiator_offset;
+	u16 nic0_offset;
+	u16 target0_offset;
+	u16 nic1_offset;
+	u16 target1_offset;
+};
+
+struct acpi_ibft_initiator {
+	struct acpi_ibft_header header;
+	u8 sns_server[16];
+	u8 slp_server[16];
+	u8 primary_server[16];
+	u8 secondary_server[16];
+	u16 name_length;
+	u16 name_offset;
+};
+
+struct acpi_ibft_nic {
+	struct acpi_ibft_header header;
+	u8 ip_address[16];
+	u8 subnet_mask_prefix;
+	u8 origin;
+	u8 gateway[16];
+	u8 primary_dns[16];
+	u8 secondary_dns[16];
+	u8 dhcp[16];
+	u16 vlan;
+	u8 mac_address[6];
+	u16 pci_address;
+	u16 name_length;
+	u16 name_offset;
+};
+
+struct acpi_ibft_target {
+	struct acpi_ibft_header header;
+	u8 target_ip_address[16];
+	u16 target_ip_socket;
+	u8 target_boot_lun[8];
+	u8 chap_type;
+	u8 nic_association;
+	u16 target_name_length;
+	u16 target_name_offset;
+	u16 chap_name_length;
+	u16 chap_name_offset;
+	u16 chap_secret_length;
+	u16 chap_secret_offset;
+	u16 reverse_chap_name_length;
+	u16 reverse_chap_name_offset;
+	u16 reverse_chap_secret_length;
+	u16 reverse_chap_secret_offset;
+};
+
+/*******************************************************************************
+ *
+ * IVRS - I/O Virtualization Reporting Structure
+ *        Version 1
+ *
+ * Conforms to "AMD I/O Virtualization Technology (IOMMU) Specification",
+ * Revision 1.26, February 2009.
+ *
+ ******************************************************************************/
+
+struct acpi_table_ivrs {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u32 info;		/* Common virtualization info */
+	u64 reserved;
+};
+
+/* Values for Info field above */
+
+#define ACPI_IVRS_PHYSICAL_SIZE     0x00007F00	/* 7 bits, physical address size */
+#define ACPI_IVRS_VIRTUAL_SIZE      0x003F8000	/* 7 bits, virtual address size */
+#define ACPI_IVRS_ATS_RESERVED      0x00400000	/* ATS address translation range reserved */
+
+/* IVRS subtable header */
+
+struct acpi_ivrs_header {
+	u8 type;		/* Subtable type */
+	u8 flags;
+	u16 length;		/* Subtable length */
+	u16 device_id;		/* ID of IOMMU */
+};
+
+/* Values for subtable Type above */
+
+enum acpi_ivrs_type {
+	ACPI_IVRS_TYPE_HARDWARE = 0x10,
+	ACPI_IVRS_TYPE_MEMORY1 = 0x20,
+	ACPI_IVRS_TYPE_MEMORY2 = 0x21,
+	ACPI_IVRS_TYPE_MEMORY3 = 0x22
+};
+
+/* Masks for Flags field above for IVHD subtable */
+
+#define ACPI_IVHD_TT_ENABLE         (1)
+#define ACPI_IVHD_PASS_PW           (1<<1)
+#define ACPI_IVHD_RES_PASS_PW       (1<<2)
+#define ACPI_IVHD_ISOC              (1<<3)
+#define ACPI_IVHD_IOTLB             (1<<4)
+
+/* Masks for Flags field above for IVMD subtable */
+
+#define ACPI_IVMD_UNITY             (1)
+#define ACPI_IVMD_READ              (1<<1)
+#define ACPI_IVMD_WRITE             (1<<2)
+#define ACPI_IVMD_EXCLUSION_RANGE   (1<<3)
+
+/*
+ * IVRS subtables, correspond to Type in struct acpi_ivrs_header
+ */
+
+/* 0x10: I/O Virtualization Hardware Definition Block (IVHD) */
+
+struct acpi_ivrs_hardware {
+	struct acpi_ivrs_header header;
+	u16 capability_offset;	/* Offset for IOMMU control fields */
+	u64 base_address;	/* IOMMU control registers */
+	u16 pci_segment_group;
+	u16 info;		/* MSI number and unit ID */
+	u32 reserved;
+};
+
+/* Masks for Info field above */
+
+#define ACPI_IVHD_MSI_NUMBER_MASK   0x001F	/* 5 bits, MSI message number */
+#define ACPI_IVHD_UNIT_ID_MASK      0x1F00	/* 5 bits, unit_iD */
+
+/*
+ * Device Entries for IVHD subtable, appear after struct acpi_ivrs_hardware structure.
+ * Upper two bits of the Type field are the (encoded) length of the structure.
+ * Currently, only 4 and 8 byte entries are defined. 16 and 32 byte entries
+ * are reserved for future use but not defined.
+ */
+struct acpi_ivrs_de_header {
+	u8 type;
+	u16 id;
+	u8 data_setting;
+};
+
+/* Length of device entry is in the top two bits of Type field above */
+
+#define ACPI_IVHD_ENTRY_LENGTH      0xC0
+
+/* Values for device entry Type field above */
+
+enum acpi_ivrs_device_entry_type {
+	/* 4-byte device entries, all use struct acpi_ivrs_device4 */
+
+	ACPI_IVRS_TYPE_PAD4 = 0,
+	ACPI_IVRS_TYPE_ALL = 1,
+	ACPI_IVRS_TYPE_SELECT = 2,
+	ACPI_IVRS_TYPE_START = 3,
+	ACPI_IVRS_TYPE_END = 4,
+
+	/* 8-byte device entries */
+
+	ACPI_IVRS_TYPE_PAD8 = 64,
+	ACPI_IVRS_TYPE_NOT_USED = 65,
+	ACPI_IVRS_TYPE_ALIAS_SELECT = 66,	/* Uses struct acpi_ivrs_device8a */
+	ACPI_IVRS_TYPE_ALIAS_START = 67,	/* Uses struct acpi_ivrs_device8a */
+	ACPI_IVRS_TYPE_EXT_SELECT = 70,	/* Uses struct acpi_ivrs_device8b */
+	ACPI_IVRS_TYPE_EXT_START = 71,	/* Uses struct acpi_ivrs_device8b */
+	ACPI_IVRS_TYPE_SPECIAL = 72	/* Uses struct acpi_ivrs_device8c */
+};
+
+/* Values for Data field above */
+
+#define ACPI_IVHD_INIT_PASS         (1)
+#define ACPI_IVHD_EINT_PASS         (1<<1)
+#define ACPI_IVHD_NMI_PASS          (1<<2)
+#define ACPI_IVHD_SYSTEM_MGMT       (3<<4)
+#define ACPI_IVHD_LINT0_PASS        (1<<6)
+#define ACPI_IVHD_LINT1_PASS        (1<<7)
+
+/* Types 0-4: 4-byte device entry */
+
+struct acpi_ivrs_device4 {
+	struct acpi_ivrs_de_header header;
+};
+
+/* Types 66-67: 8-byte device entry */
+
+struct acpi_ivrs_device8a {
+	struct acpi_ivrs_de_header header;
+	u8 reserved1;
+	u16 used_id;
+	u8 reserved2;
+};
+
+/* Types 70-71: 8-byte device entry */
+
+struct acpi_ivrs_device8b {
+	struct acpi_ivrs_de_header header;
+	u32 extended_data;
+};
+
+/* Values for extended_data above */
+
+#define ACPI_IVHD_ATS_DISABLED      (1<<31)
+
+/* Type 72: 8-byte device entry */
+
+struct acpi_ivrs_device8c {
+	struct acpi_ivrs_de_header header;
+	u8 handle;
+	u16 used_id;
+	u8 variety;
+};
+
+/* Values for Variety field above */
+
+#define ACPI_IVHD_IOAPIC            1
+#define ACPI_IVHD_HPET              2
+
+/* 0x20, 0x21, 0x22: I/O Virtualization Memory Definition Block (IVMD) */
+
+struct acpi_ivrs_memory {
+	struct acpi_ivrs_header header;
+	u16 aux_data;
+	u64 reserved;
+	u64 start_address;
+	u64 memory_length;
+};
+
+/*******************************************************************************
+ *
+ * MCFG - PCI Memory Mapped Configuration table and sub-table
+ *        Version 1
+ *
+ * Conforms to "PCI Firmware Specification", Revision 3.0, June 20, 2005
+ *
+ ******************************************************************************/
+
+struct acpi_table_mcfg {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 reserved[8];
+};
+
+/* Subtable */
+
+struct acpi_mcfg_allocation {
+	u64 address;		/* Base address, processor-relative */
+	u16 pci_segment;	/* PCI segment group number */
+	u8 start_bus_number;	/* Starting PCI Bus number */
+	u8 end_bus_number;	/* Final PCI Bus number */
+	u32 reserved;
+};
+
+/*******************************************************************************
+ *
+ * SPCR - Serial Port Console Redirection table
+ *        Version 1
+ *
+ * Conforms to "Serial Port Console Redirection Table",
+ * Version 1.00, January 11, 2002
+ *
+ ******************************************************************************/
+
+struct acpi_table_spcr {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 interface_type;	/* 0=full 16550, 1=subset of 16550 */
+	u8 reserved[3];
+	struct acpi_generic_address serial_port;
+	u8 interrupt_type;
+	u8 pc_interrupt;
+	u32 interrupt;
+	u8 baud_rate;
+	u8 parity;
+	u8 stop_bits;
+	u8 flow_control;
+	u8 terminal_type;
+	u8 reserved1;
+	u16 pci_device_id;
+	u16 pci_vendor_id;
+	u8 pci_bus;
+	u8 pci_device;
+	u8 pci_function;
+	u32 pci_flags;
+	u8 pci_segment;
+	u32 reserved2;
+};
+
+/* Masks for pci_flags field above */
+
+#define ACPI_SPCR_DO_NOT_DISABLE    (1)
+
+/*******************************************************************************
+ *
+ * SPMI - Server Platform Management Interface table
+ *        Version 5
+ *
+ * Conforms to "Intelligent Platform Management Interface Specification
+ * Second Generation v2.0", Document Revision 1.0, February 12, 2004 with
+ * June 12, 2009 markup.
+ *
+ ******************************************************************************/
+
+struct acpi_table_spmi {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 interface_type;
+	u8 reserved;		/* Must be 1 */
+	u16 spec_revision;	/* Version of IPMI */
+	u8 interrupt_type;
+	u8 gpe_number;		/* GPE assigned */
+	u8 reserved1;
+	u8 pci_device_flag;
+	u32 interrupt;
+	struct acpi_generic_address ipmi_register;
+	u8 pci_segment;
+	u8 pci_bus;
+	u8 pci_device;
+	u8 pci_function;
+	u8 reserved2;
+};
+
+/* Values for interface_type above */
+
+enum acpi_spmi_interface_types {
+	ACPI_SPMI_NOT_USED = 0,
+	ACPI_SPMI_KEYBOARD = 1,
+	ACPI_SPMI_SMI = 2,
+	ACPI_SPMI_BLOCK_TRANSFER = 3,
+	ACPI_SPMI_SMBUS = 4,
+	ACPI_SPMI_RESERVED = 5	/* 5 and above are reserved */
+};
+
+/*******************************************************************************
+ *
+ * TCPA - Trusted Computing Platform Alliance table
+ *        Version 1
+ *
+ * Conforms to "TCG PC Specific Implementation Specification",
+ * Version 1.1, August 18, 2003
+ *
+ ******************************************************************************/
+
+struct acpi_table_tcpa {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u16 reserved;
+	u32 max_log_length;	/* Maximum length for the event log area */
+	u64 log_address;	/* Address of the event log area */
+};
+
+/*******************************************************************************
+ *
+ * UEFI - UEFI Boot optimization Table
+ *        Version 1
+ *
+ * Conforms to "Unified Extensible Firmware Interface Specification",
+ * Version 2.3, May 8, 2009
+ *
+ ******************************************************************************/
+
+struct acpi_table_uefi {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u8 identifier[16];	/* UUID identifier */
+	u16 data_offset;	/* Offset of remaining data in table */
+};
+
+/*******************************************************************************
+ *
+ * WAET - Windows ACPI Emulated devices Table
+ *        Version 1
+ *
+ * Conforms to "Windows ACPI Emulated Devices Table", version 1.0, April 6, 2009
+ *
+ ******************************************************************************/
+
+struct acpi_table_waet {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u32 flags;
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_WAET_RTC_NO_ACK        (1)	/* RTC requires no int acknowledge */
+#define ACPI_WAET_TIMER_ONE_READ    (1<<1)	/* PM timer requires only one read */
+
+/*******************************************************************************
+ *
+ * WDAT - Watchdog Action Table
+ *        Version 1
+ *
+ * Conforms to "Hardware Watchdog Timers Design Specification",
+ * Copyright 2006 Microsoft Corporation.
+ *
+ ******************************************************************************/
+
+struct acpi_table_wdat {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	u32 header_length;	/* Watchdog Header Length */
+	u16 pci_segment;	/* PCI Segment number */
+	u8 pci_bus;		/* PCI Bus number */
+	u8 pci_device;		/* PCI Device number */
+	u8 pci_function;	/* PCI Function number */
+	u8 reserved[3];
+	u32 timer_period;	/* Period of one timer count (msec) */
+	u32 max_count;		/* Maximum counter value supported */
+	u32 min_count;		/* Minimum counter value */
+	u8 flags;
+	u8 reserved2[3];
+	u32 entries;		/* Number of watchdog entries that follow */
+};
+
+/* Masks for Flags field above */
+
+#define ACPI_WDAT_ENABLED           (1)
+#define ACPI_WDAT_STOPPED           0x80
+
+/* WDAT Instruction Entries (actions) */
+
+struct acpi_wdat_entry {
+	u8 action;
+	u8 instruction;
+	u16 reserved;
+	struct acpi_generic_address register_region;
+	u32 value;		/* Value used with Read/Write register */
+	u32 mask;		/* Bitmask required for this register instruction */
+};
+
+/* Values for Action field above */
+
+enum acpi_wdat_actions {
+	ACPI_WDAT_RESET = 1,
+	ACPI_WDAT_GET_CURRENT_COUNTDOWN = 4,
+	ACPI_WDAT_GET_COUNTDOWN = 5,
+	ACPI_WDAT_SET_COUNTDOWN = 6,
+	ACPI_WDAT_GET_RUNNING_STATE = 8,
+	ACPI_WDAT_SET_RUNNING_STATE = 9,
+	ACPI_WDAT_GET_STOPPED_STATE = 10,
+	ACPI_WDAT_SET_STOPPED_STATE = 11,
+	ACPI_WDAT_GET_REBOOT = 16,
+	ACPI_WDAT_SET_REBOOT = 17,
+	ACPI_WDAT_GET_SHUTDOWN = 18,
+	ACPI_WDAT_SET_SHUTDOWN = 19,
+	ACPI_WDAT_GET_STATUS = 32,
+	ACPI_WDAT_SET_STATUS = 33,
+	ACPI_WDAT_ACTION_RESERVED = 34	/* 34 and greater are reserved */
+};
+
+/* Values for Instruction field above */
+
+enum acpi_wdat_instructions {
+	ACPI_WDAT_READ_VALUE = 0,
+	ACPI_WDAT_READ_COUNTDOWN = 1,
+	ACPI_WDAT_WRITE_VALUE = 2,
+	ACPI_WDAT_WRITE_COUNTDOWN = 3,
+	ACPI_WDAT_INSTRUCTION_RESERVED = 4,	/* 4 and greater are reserved */
+	ACPI_WDAT_PRESERVE_REGISTER = 0x80	/* Except for this value */
+};
+
+/*******************************************************************************
+ *
+ * WDRT - Watchdog Resource Table
+ *        Version 1
+ *
+ * Conforms to "Watchdog Timer Hardware Requirements for Windows Server 2003",
+ * Version 1.01, August 28, 2006
+ *
+ ******************************************************************************/
+
+struct acpi_table_wdrt {
+	struct acpi_table_header header;	/* Common ACPI table header */
+	struct acpi_generic_address control_register;
+	struct acpi_generic_address count_register;
+	u16 pci_device_id;
+	u16 pci_vendor_id;
+	u8 pci_bus;		/* PCI Bus number */
+	u8 pci_device;		/* PCI Device number */
+	u8 pci_function;	/* PCI Function number */
+	u8 pci_segment;		/* PCI Segment number */
+	u16 max_count;		/* Maximum counter value supported */
+	u8 units;
+};
+
+/* Reset to default packing */
+
+#pragma pack()
+
+#endif				/* __ACTBL2_H__ */
diff --git a/include/acpi/actypes.h b/include/acpi/actypes.h
index 37ba576d06e8..153f12dc3373 100644
--- a/include/acpi/actypes.h
+++ b/include/acpi/actypes.h
@@ -288,7 +288,7 @@ typedef u32 acpi_physical_address;
 /*
  * Some compilers complain about unused variables. Sometimes we don't want to
  * use all the variables (for example, _acpi_module_name). This allows us
- * to to tell the compiler in a per-variable manner that a variable
+ * to tell the compiler in a per-variable manner that a variable
  * is unused
  */
 #ifndef ACPI_UNUSED_VAR
@@ -338,7 +338,7 @@ typedef u32 acpi_physical_address;
 
 /* PM Timer ticks per second (HZ) */
 
-#define PM_TIMER_FREQUENCY  3579545
+#define PM_TIMER_FREQUENCY              3579545
 
 /*******************************************************************************
  *
@@ -732,7 +732,8 @@ typedef u8 acpi_adr_space_type;
 #define ACPI_ADR_SPACE_SMBUS            (acpi_adr_space_type) 4
 #define ACPI_ADR_SPACE_CMOS             (acpi_adr_space_type) 5
 #define ACPI_ADR_SPACE_PCI_BAR_TARGET   (acpi_adr_space_type) 6
-#define ACPI_ADR_SPACE_DATA_TABLE       (acpi_adr_space_type) 7
+#define ACPI_ADR_SPACE_IPMI             (acpi_adr_space_type) 7
+#define ACPI_ADR_SPACE_DATA_TABLE       (acpi_adr_space_type) 8
 #define ACPI_ADR_SPACE_FIXED_HARDWARE   (acpi_adr_space_type) 127
 
 /*
@@ -921,7 +922,7 @@ typedef
 void (*acpi_notify_handler) (acpi_handle device, u32 value, void *context);
 
 typedef
-void (*acpi_object_handler) (acpi_handle object, u32 function, void *data);
+void (*acpi_object_handler) (acpi_handle object, void *data);
 
 typedef acpi_status(*acpi_init_handler) (acpi_handle object, u32 function);
 
@@ -969,38 +970,60 @@ acpi_status(*acpi_walk_callback) (acpi_handle obj_handle,
 #define ACPI_INTERRUPT_NOT_HANDLED      0x00
 #define ACPI_INTERRUPT_HANDLED          0x01
 
-/* Length of _HID, _UID, _CID, and UUID values */
+/* Length of 32-bit EISAID values when converted back to a string */
+
+#define ACPI_EISAID_STRING_SIZE         8	/* Includes null terminator */
+
+/* Length of UUID (string) values */
 
-#define ACPI_DEVICE_ID_LENGTH           0x09
-#define ACPI_MAX_CID_LENGTH             48
 #define ACPI_UUID_LENGTH                16
 
-/* Common string version of device HIDs and UIDs */
+/* Structures used for device/processor HID, UID, CID */
 
 struct acpica_device_id {
-	char value[ACPI_DEVICE_ID_LENGTH];
+	u32 length;		/* Length of string + null */
+	char *string;
 };
 
-/* Common string version of device CIDs */
-
-struct acpi_compatible_id {
-	char value[ACPI_MAX_CID_LENGTH];
+struct acpica_device_id_list {
+	u32 count;		/* Number of IDs in Ids array */
+	u32 list_size;		/* Size of list, including ID strings */
+	struct acpica_device_id ids[1];	/* ID array */
 };
 
-struct acpi_compatible_id_list {
-	u32 count;
-	u32 size;
-	struct acpi_compatible_id id[1];
+/*
+ * Structure returned from acpi_get_object_info.
+ * Optimized for both 32- and 64-bit builds
+ */
+struct acpi_device_info {
+	u32 info_size;		/* Size of info, including ID strings */
+	u32 name;		/* ACPI object Name */
+	acpi_object_type type;	/* ACPI object Type */
+	u8 param_count;		/* If a method, required parameter count */
+	u8 valid;		/* Indicates which optional fields are valid */
+	u8 flags;		/* Miscellaneous info */
+	u8 highest_dstates[4];	/* _sx_d values: 0xFF indicates not valid */
+	u8 lowest_dstates[5];	/* _sx_w values: 0xFF indicates not valid */
+	u32 current_status;	/* _STA value */
+	acpi_integer address;	/* _ADR value */
+	struct acpica_device_id hardware_id;	/* _HID value */
+	struct acpica_device_id unique_id;	/* _UID value */
+	struct acpica_device_id_list compatible_id_list;	/* _CID list <must be last> */
 };
 
-/* Structure and flags for acpi_get_object_info */
+/* Values for Flags field above (acpi_get_object_info) */
+
+#define ACPI_PCI_ROOT_BRIDGE            0x01
 
-#define ACPI_VALID_STA                  0x0001
-#define ACPI_VALID_ADR                  0x0002
-#define ACPI_VALID_HID                  0x0004
-#define ACPI_VALID_UID                  0x0008
-#define ACPI_VALID_CID                  0x0010
-#define ACPI_VALID_SXDS                 0x0020
+/* Flags for Valid field above (acpi_get_object_info) */
+
+#define ACPI_VALID_STA                  0x01
+#define ACPI_VALID_ADR                  0x02
+#define ACPI_VALID_HID                  0x04
+#define ACPI_VALID_UID                  0x08
+#define ACPI_VALID_CID                  0x10
+#define ACPI_VALID_SXDS                 0x20
+#define ACPI_VALID_SXWS                 0x40
 
 /* Flags for _STA method */
 
@@ -1011,29 +1034,6 @@ struct acpi_compatible_id_list {
 #define ACPI_STA_DEVICE_OK              0x08	/* Synonym */
 #define ACPI_STA_BATTERY_PRESENT        0x10
 
-#define ACPI_COMMON_OBJ_INFO \
-	acpi_object_type                type;           /* ACPI object type */ \
-	acpi_name                       name	/* ACPI object Name */
-
-struct acpi_obj_info_header {
-	ACPI_COMMON_OBJ_INFO;
-};
-
-/* Structure returned from Get Object Info */
-
-struct acpi_device_info {
-	ACPI_COMMON_OBJ_INFO;
-
-	u32 param_count;	/* If a method, required parameter count */
-	u32 valid;		/* Indicates which fields below are valid */
-	u32 current_status;	/* _STA value */
-	acpi_integer address;	/* _ADR value if any */
-	struct acpica_device_id hardware_id;	/* _HID value if any */
-	struct acpica_device_id unique_id;	/* _UID value if any */
-	u8 highest_dstates[4];	/* _sx_d values: 0xFF indicates not valid */
-	struct acpi_compatible_id_list compatibility_id;	/* List of _CIDs if any */
-};
-
 /* Context structs for address space handlers */
 
 struct acpi_pci_id {
diff --git a/include/acpi/button.h b/include/acpi/button.h
new file mode 100644
index 000000000000..97eea0e4c016
--- /dev/null
+++ b/include/acpi/button.h
@@ -0,0 +1,25 @@
+#ifndef ACPI_BUTTON_H
+#define ACPI_BUTTON_H
+
+#include <linux/notifier.h>
+
+#if defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE)
+extern int acpi_lid_notifier_register(struct notifier_block *nb);
+extern int acpi_lid_notifier_unregister(struct notifier_block *nb);
+extern int acpi_lid_open(void);
+#else
+static inline int acpi_lid_notifier_register(struct notifier_block *nb)
+{
+	return 0;
+}
+static inline int acpi_lid_notifier_unregister(struct notifier_block *nb)
+{
+	return 0;
+}
+static inline int acpi_lid_open(void)
+{
+	return 1;
+}
+#endif /* defined(CONFIG_ACPI_BUTTON) || defined(CONFIG_ACPI_BUTTON_MODULE) */
+
+#endif /* ACPI_BUTTON_H */
diff --git a/include/acpi/platform/acgcc.h b/include/acpi/platform/acgcc.h
index 935c5d7fc86e..6aadbf84ae71 100644
--- a/include/acpi/platform/acgcc.h
+++ b/include/acpi/platform/acgcc.h
@@ -57,7 +57,7 @@
 /*
  * Some compilers complain about unused variables. Sometimes we don't want to
  * use all the variables (for example, _acpi_module_name). This allows us
- * to to tell the compiler warning in a per-variable manner that a variable
+ * to tell the compiler warning in a per-variable manner that a variable
  * is unused.
  */
 #define ACPI_UNUSED_VAR __attribute__ ((unused))
diff --git a/include/acpi/platform/aclinux.h b/include/acpi/platform/aclinux.h
index fcb8e4b159b1..9d7febde10a1 100644
--- a/include/acpi/platform/aclinux.h
+++ b/include/acpi/platform/aclinux.h
@@ -149,10 +149,10 @@ static inline void *acpi_os_acquire_object(acpi_cache_t * cache)
 #define ACPI_FREE(a)            kfree(a)
 
 /* Used within ACPICA to show where it is safe to preempt execution */
-
+#include <linux/hardirq.h>
 #define ACPI_PREEMPTION_POINT() \
 	do { \
-		if (!irqs_disabled()) \
+		if (!in_atomic_preempt_off()) \
 			cond_resched(); \
 	} while (0)
 
diff --git a/include/asm-generic/cputime.h b/include/asm-generic/cputime.h
index 1c1fa422d18a..ca0f239f0e13 100644
--- a/include/asm-generic/cputime.h
+++ b/include/asm-generic/cputime.h
@@ -7,6 +7,7 @@
 typedef unsigned long cputime_t;
 
 #define cputime_zero			(0UL)
+#define cputime_one_jiffy		jiffies_to_cputime(1)
 #define cputime_max			((~0UL >> 1) - 1)
 #define cputime_add(__a, __b)		((__a) +  (__b))
 #define cputime_sub(__a, __b)		((__a) -  (__b))
diff --git a/include/asm-generic/fcntl.h b/include/asm-generic/fcntl.h
index 4d3e48373e74..495dc8af4044 100644
--- a/include/asm-generic/fcntl.h
+++ b/include/asm-generic/fcntl.h
@@ -74,6 +74,28 @@
 #define F_GETSIG	11	/* for sockets. */
 #endif
 
+#ifndef CONFIG_64BIT
+#ifndef F_GETLK64
+#define F_GETLK64	12	/*  using 'struct flock64' */
+#define F_SETLK64	13
+#define F_SETLKW64	14
+#endif
+#endif
+
+#ifndef F_SETOWN_EX
+#define F_SETOWN_EX	15
+#define F_GETOWN_EX	16
+#endif
+
+#define F_OWNER_TID	0
+#define F_OWNER_PID	1
+#define F_OWNER_PGRP	2
+
+struct f_owner_ex {
+	int	type;
+	pid_t	pid;
+};
+
 /* for F_[GET|SET]FL */
 #define FD_CLOEXEC	1	/* actually anything with low bit set goes */
 
@@ -126,12 +148,6 @@ struct flock {
 
 #ifndef CONFIG_64BIT
 
-#ifndef F_GETLK64
-#define F_GETLK64	12	/*  using 'struct flock64' */
-#define F_SETLK64	13
-#define F_SETLKW64	14
-#endif
-
 #ifndef HAVE_ARCH_STRUCT_FLOCK64
 #ifndef __ARCH_FLOCK64_PAD
 #define __ARCH_FLOCK64_PAD
diff --git a/include/asm-generic/gpio.h b/include/asm-generic/gpio.h
index d6c379dc64fa..66d6106a2067 100644
--- a/include/asm-generic/gpio.h
+++ b/include/asm-generic/gpio.h
@@ -1,6 +1,7 @@
 #ifndef _ASM_GENERIC_GPIO_H
 #define _ASM_GENERIC_GPIO_H
 
+#include <linux/kernel.h>
 #include <linux/types.h>
 #include <linux/errno.h>
 
@@ -141,6 +142,8 @@ extern int __gpio_to_irq(unsigned gpio);
  * but more typically is configured entirely from userspace.
  */
 extern int gpio_export(unsigned gpio, bool direction_may_change);
+extern int gpio_export_link(struct device *dev, const char *name,
+			unsigned gpio);
 extern void gpio_unexport(unsigned gpio);
 
 #endif	/* CONFIG_GPIO_SYSFS */
@@ -185,6 +188,12 @@ static inline int gpio_export(unsigned gpio, bool direction_may_change)
 	return -ENOSYS;
 }
 
+static inline int gpio_export_link(struct device *dev, const char *name,
+				unsigned gpio)
+{
+	return -ENOSYS;
+}
+
 static inline void gpio_unexport(unsigned gpio)
 {
 }
diff --git a/include/asm-generic/hardirq.h b/include/asm-generic/hardirq.h
index 23bb4dad4962..62f59080e5cc 100644
--- a/include/asm-generic/hardirq.h
+++ b/include/asm-generic/hardirq.h
@@ -6,7 +6,7 @@
 #include <linux/irq.h>
 
 typedef struct {
-	unsigned long __softirq_pending;
+	unsigned int __softirq_pending;
 } ____cacheline_aligned irq_cpustat_t;
 
 #include <linux/irq_cpustat.h>	/* Standard mappings for irq_cpustat_t above */
diff --git a/include/asm-generic/kmap_types.h b/include/asm-generic/kmap_types.h
index eddbce0f9fb9..e5f234a08540 100644
--- a/include/asm-generic/kmap_types.h
+++ b/include/asm-generic/kmap_types.h
@@ -2,34 +2,35 @@
 #define _ASM_GENERIC_KMAP_TYPES_H
 
 #ifdef __WITH_KM_FENCE
-# define D(n) __KM_FENCE_##n ,
+# define KMAP_D(n) __KM_FENCE_##n ,
 #else
-# define D(n)
+# define KMAP_D(n)
 #endif
 
 enum km_type {
-D(0)	KM_BOUNCE_READ,
-D(1)	KM_SKB_SUNRPC_DATA,
-D(2)	KM_SKB_DATA_SOFTIRQ,
-D(3)	KM_USER0,
-D(4)	KM_USER1,
-D(5)	KM_BIO_SRC_IRQ,
-D(6)	KM_BIO_DST_IRQ,
-D(7)	KM_PTE0,
-D(8)	KM_PTE1,
-D(9)	KM_IRQ0,
-D(10)	KM_IRQ1,
-D(11)	KM_SOFTIRQ0,
-D(12)	KM_SOFTIRQ1,
-D(13)	KM_SYNC_ICACHE,
-D(14)	KM_SYNC_DCACHE,
-D(15)	KM_UML_USERCOPY, /* UML specific, for copy_*_user - used in do_op_one_page */
-D(16)	KM_IRQ_PTE,
-D(17)	KM_NMI,
-D(18)	KM_NMI_PTE,
-D(19)	KM_TYPE_NR
+KMAP_D(0)	KM_BOUNCE_READ,
+KMAP_D(1)	KM_SKB_SUNRPC_DATA,
+KMAP_D(2)	KM_SKB_DATA_SOFTIRQ,
+KMAP_D(3)	KM_USER0,
+KMAP_D(4)	KM_USER1,
+KMAP_D(5)	KM_BIO_SRC_IRQ,
+KMAP_D(6)	KM_BIO_DST_IRQ,
+KMAP_D(7)	KM_PTE0,
+KMAP_D(8)	KM_PTE1,
+KMAP_D(9)	KM_IRQ0,
+KMAP_D(10)	KM_IRQ1,
+KMAP_D(11)	KM_SOFTIRQ0,
+KMAP_D(12)	KM_SOFTIRQ1,
+KMAP_D(13)	KM_SYNC_ICACHE,
+KMAP_D(14)	KM_SYNC_DCACHE,
+/* UML specific, for copy_*_user - used in do_op_one_page */
+KMAP_D(15)	KM_UML_USERCOPY,
+KMAP_D(16)	KM_IRQ_PTE,
+KMAP_D(17)	KM_NMI,
+KMAP_D(18)	KM_NMI_PTE,
+KMAP_D(19)	KM_TYPE_NR
 };
 
-#undef D
+#undef KMAP_D
 
 #endif
diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h
index 3b69ad34189a..5ee13b2fd223 100644
--- a/include/asm-generic/mman-common.h
+++ b/include/asm-generic/mman-common.h
@@ -34,6 +34,10 @@
 #define MADV_REMOVE	9		/* remove these pages & resources */
 #define MADV_DONTFORK	10		/* don't inherit across fork */
 #define MADV_DOFORK	11		/* do inherit across fork */
+#define MADV_HWPOISON	100		/* poison a page for testing */
+
+#define MADV_MERGEABLE   12		/* KSM may merge identical pages */
+#define MADV_UNMERGEABLE 13		/* KSM may not merge identical pages */
 
 /* compatibility flags */
 #define MAP_FILE	0
diff --git a/include/asm-generic/mman.h b/include/asm-generic/mman.h
index 7cab4de2bca6..32c8bd6a196d 100644
--- a/include/asm-generic/mman.h
+++ b/include/asm-generic/mman.h
@@ -11,6 +11,7 @@
 #define MAP_POPULATE	0x8000		/* populate (prefault) pagetables */
 #define MAP_NONBLOCK	0x10000		/* do not block on IO */
 #define MAP_STACK	0x20000		/* give out an address that is best suited for process/thread stacks */
+#define MAP_HUGETLB	0x40000		/* create a huge page mapping */
 
 #define MCL_CURRENT	1		/* lock all current mappings */
 #define MCL_FUTURE	2		/* lock all future mappings */
diff --git a/include/asm-generic/sections.h b/include/asm-generic/sections.h
index d083561337f2..b3bfabc258f3 100644
--- a/include/asm-generic/sections.h
+++ b/include/asm-generic/sections.h
@@ -23,4 +23,20 @@ extern char __ctors_start[], __ctors_end[];
 #define dereference_function_descriptor(p) (p)
 #endif
 
+/* random extra sections (if any).  Override
+ * in asm/sections.h */
+#ifndef arch_is_kernel_text
+static inline int arch_is_kernel_text(unsigned long addr)
+{
+	return 0;
+}
+#endif
+
+#ifndef arch_is_kernel_data
+static inline int arch_is_kernel_data(unsigned long addr)
+{
+	return 0;
+}
+#endif
+
 #endif /* _ASM_GENERIC_SECTIONS_H_ */
diff --git a/include/asm-generic/siginfo.h b/include/asm-generic/siginfo.h
index c840719a8c59..942d30b5aab1 100644
--- a/include/asm-generic/siginfo.h
+++ b/include/asm-generic/siginfo.h
@@ -82,6 +82,7 @@ typedef struct siginfo {
 #ifdef __ARCH_SI_TRAPNO
 			int _trapno;	/* TRAP # which caused the signal */
 #endif
+			short _addr_lsb; /* LSB of the reported address */
 		} _sigfault;
 
 		/* SIGPOLL */
@@ -112,6 +113,7 @@ typedef struct siginfo {
 #ifdef __ARCH_SI_TRAPNO
 #define si_trapno	_sifields._sigfault._trapno
 #endif
+#define si_addr_lsb	_sifields._sigfault._addr_lsb
 #define si_band		_sifields._sigpoll._band
 #define si_fd		_sifields._sigpoll._fd
 
@@ -192,7 +194,11 @@ typedef struct siginfo {
 #define BUS_ADRALN	(__SI_FAULT|1)	/* invalid address alignment */
 #define BUS_ADRERR	(__SI_FAULT|2)	/* non-existant physical address */
 #define BUS_OBJERR	(__SI_FAULT|3)	/* object specific hardware error */
-#define NSIGBUS		3
+/* hardware memory error consumed on a machine check: action required */
+#define BUS_MCEERR_AR	(__SI_FAULT|4)
+/* hardware memory error detected in process but not consumed: action optional*/
+#define BUS_MCEERR_AO	(__SI_FAULT|5)
+#define NSIGBUS		5
 
 /*
  * SIGTRAP si_codes
diff --git a/include/asm-generic/syscall.h b/include/asm-generic/syscall.h
index ea8087b55ffc..5c122ae6bfa6 100644
--- a/include/asm-generic/syscall.h
+++ b/include/asm-generic/syscall.h
@@ -1,7 +1,7 @@
 /*
  * Access to user system call parameters and results
  *
- * Copyright (C) 2008 Red Hat, Inc.  All rights reserved.
+ * Copyright (C) 2008-2009 Red Hat, Inc.  All rights reserved.
  *
  * This copyrighted material is made available to anyone wishing to use,
  * modify, copy, or redistribute it subject to the terms and conditions
@@ -32,9 +32,13 @@ struct pt_regs;
  * If @task is not executing a system call, i.e. it's blocked
  * inside the kernel for a fault or signal, returns -1.
  *
+ * Note this returns int even on 64-bit machines.  Only 32 bits of
+ * system call number can be meaningful.  If the actual arch value
+ * is 64 bits, this truncates to 32 bits so 0xffffffff means -1.
+ *
  * It's only valid to call this when @task is known to be blocked.
  */
-long syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
+int syscall_get_nr(struct task_struct *task, struct pt_regs *regs);
 
 /**
  * syscall_rollback - roll back registers after an aborted system call
diff --git a/include/asm-generic/topology.h b/include/asm-generic/topology.h
index 88bada2ebc4b..510df36dd5d4 100644
--- a/include/asm-generic/topology.h
+++ b/include/asm-generic/topology.h
@@ -37,9 +37,6 @@
 #ifndef parent_node
 #define parent_node(node)	((void)(node),0)
 #endif
-#ifndef node_to_cpumask
-#define node_to_cpumask(node)	((void)node, cpu_online_map)
-#endif
 #ifndef cpumask_of_node
 #define cpumask_of_node(node)	((void)node, cpu_online_mask)
 #endif
@@ -55,18 +52,4 @@
 
 #endif	/* CONFIG_NUMA */
 
-/*
- * returns pointer to cpumask for specified node
- * Deprecated: use "const struct cpumask *mask = cpumask_of_node(node)"
- */
-#ifndef node_to_cpumask_ptr
-
-#define	node_to_cpumask_ptr(v, node) 					\
-		cpumask_t _##v = node_to_cpumask(node);			\
-		const cpumask_t *v = &_##v
-
-#define node_to_cpumask_ptr_next(v, node)				\
-			  _##v = node_to_cpumask(node)
-#endif
-
 #endif /* _ASM_GENERIC_TOPOLOGY_H */
diff --git a/include/asm-generic/unistd.h b/include/asm-generic/unistd.h
index 1125e5a1ee5d..d76b66acea95 100644
--- a/include/asm-generic/unistd.h
+++ b/include/asm-generic/unistd.h
@@ -620,8 +620,8 @@ __SYSCALL(__NR_move_pages, sys_move_pages)
 
 #define __NR_rt_tgsigqueueinfo 240
 __SYSCALL(__NR_rt_tgsigqueueinfo, sys_rt_tgsigqueueinfo)
-#define __NR_perf_counter_open 241
-__SYSCALL(__NR_perf_counter_open, sys_perf_counter_open)
+#define __NR_perf_event_open 241
+__SYSCALL(__NR_perf_event_open, sys_perf_event_open)
 
 #undef __NR_syscalls
 #define __NR_syscalls 242
diff --git a/include/asm-generic/vmlinux.lds.h b/include/asm-generic/vmlinux.lds.h
index 29ca8f53ffbe..b6e818f4b247 100644
--- a/include/asm-generic/vmlinux.lds.h
+++ b/include/asm-generic/vmlinux.lds.h
@@ -721,12 +721,12 @@
 	. = ALIGN(PAGE_SIZE);						\
 	.data : AT(ADDR(.data) - LOAD_OFFSET) {				\
 		INIT_TASK_DATA(inittask)				\
+		NOSAVE_DATA						\
+		PAGE_ALIGNED_DATA(pagealigned)				\
 		CACHELINE_ALIGNED_DATA(cacheline)			\
 		READ_MOSTLY_DATA(cacheline)				\
 		DATA_DATA						\
 		CONSTRUCTORS						\
-		NOSAVE_DATA						\
-		PAGE_ALIGNED_DATA(pagealigned)				\
 	}
 
 #define INIT_TEXT_SECTION(inittext_align)				\
diff --git a/include/drm/drmP.h b/include/drm/drmP.h
index 45b67d9c39c1..c8e64bbadbcf 100644
--- a/include/drm/drmP.h
+++ b/include/drm/drmP.h
@@ -88,7 +88,37 @@ struct drm_device;
 #define DRM_UT_CORE 		0x01
 #define DRM_UT_DRIVER		0x02
 #define DRM_UT_KMS		0x04
-#define DRM_UT_MODE		0x08
+/*
+ * Three debug levels are defined.
+ * drm_core, drm_driver, drm_kms
+ * drm_core level can be used in the generic drm code. For example:
+ * 	drm_ioctl, drm_mm, drm_memory
+ * The macro definiton of DRM_DEBUG is used.
+ * 	DRM_DEBUG(fmt, args...)
+ * 	The debug info by using the DRM_DEBUG can be obtained by adding
+ * 	the boot option of "drm.debug=1".
+ *
+ * drm_driver level can be used in the specific drm driver. It is used
+ * to add the debug info related with the drm driver. For example:
+ * i915_drv, i915_dma, i915_gem, radeon_drv,
+ * 	The macro definition of DRM_DEBUG_DRIVER can be used.
+ * 	DRM_DEBUG_DRIVER(fmt, args...)
+ * 	The debug info by using the DRM_DEBUG_DRIVER can be obtained by
+ * 	adding the boot option of "drm.debug=0x02"
+ *
+ * drm_kms level can be used in the KMS code related with specific drm driver.
+ * It is used to add the debug info related with KMS mode. For example:
+ * the connector/crtc ,
+ * 	The macro definition of DRM_DEBUG_KMS can be used.
+ * 	DRM_DEBUG_KMS(fmt, args...)
+ * 	The debug info by using the DRM_DEBUG_KMS can be obtained by
+ * 	adding the boot option of "drm.debug=0x04"
+ *
+ * If we add the boot option of "drm.debug=0x06", we can get the debug info by
+ * using the DRM_DEBUG_KMS and DRM_DEBUG_DRIVER.
+ * If we add the boot option of "drm.debug=0x05", we can get the debug info by
+ * using the DRM_DEBUG_KMS and DRM_DEBUG.
+ */
 
 extern void drm_ut_debug_printk(unsigned int request_level,
 				const char *prefix,
@@ -174,19 +204,14 @@ extern void drm_ut_debug_printk(unsigned int request_level,
 					__func__, fmt, ##args);		\
 	} while (0)
 
-#define DRM_DEBUG_DRIVER(prefix, fmt, args...)				\
+#define DRM_DEBUG_DRIVER(fmt, args...)					\
 	do {								\
-		drm_ut_debug_printk(DRM_UT_DRIVER, prefix,		\
+		drm_ut_debug_printk(DRM_UT_DRIVER, DRM_NAME,		\
 					__func__, fmt, ##args);		\
 	} while (0)
-#define DRM_DEBUG_KMS(prefix, fmt, args...)				\
+#define DRM_DEBUG_KMS(fmt, args...)				\
 	do {								\
-		drm_ut_debug_printk(DRM_UT_KMS, prefix, 		\
-					 __func__, fmt, ##args);	\
-	} while (0)
-#define DRM_DEBUG_MODE(prefix, fmt, args...)				\
-	do {								\
-		drm_ut_debug_printk(DRM_UT_MODE, prefix, 		\
+		drm_ut_debug_printk(DRM_UT_KMS, DRM_NAME, 		\
 					 __func__, fmt, ##args);	\
 	} while (0)
 #define DRM_LOG(fmt, args...)						\
@@ -210,9 +235,8 @@ extern void drm_ut_debug_printk(unsigned int request_level,
 					NULL, fmt, ##args);		\
 	} while (0)
 #else
-#define DRM_DEBUG_DRIVER(prefix, fmt, args...) do { } while (0)
-#define DRM_DEBUG_KMS(prefix, fmt, args...)	do { } while (0)
-#define DRM_DEBUG_MODE(prefix, fmt, args...)	do { } while (0)
+#define DRM_DEBUG_DRIVER(fmt, args...) do { } while (0)
+#define DRM_DEBUG_KMS(fmt, args...)	do { } while (0)
 #define DRM_DEBUG(fmt, arg...)		 do { } while (0)
 #define DRM_LOG(fmt, arg...)		do { } while (0)
 #define DRM_LOG_KMS(fmt, args...) do { } while (0)
@@ -786,6 +810,9 @@ struct drm_driver {
 	int (*gem_init_object) (struct drm_gem_object *obj);
 	void (*gem_free_object) (struct drm_gem_object *obj);
 
+	/* vga arb irq handler */
+	void (*vgaarb_irq)(struct drm_device *dev, bool state);
+
 	/* Driver private ops for this object */
 	struct vm_operations_struct *gem_vm_ops;
 
@@ -1417,7 +1444,7 @@ drm_gem_object_unreference(struct drm_gem_object *obj)
 
 int drm_gem_handle_create(struct drm_file *file_priv,
 			  struct drm_gem_object *obj,
-			  int *handlep);
+			  u32 *handlep);
 
 static inline void
 drm_gem_object_handle_reference(struct drm_gem_object *obj)
@@ -1443,7 +1470,7 @@ drm_gem_object_handle_unreference(struct drm_gem_object *obj)
 
 struct drm_gem_object *drm_gem_object_lookup(struct drm_device *dev,
 					     struct drm_file *filp,
-					     int handle);
+					     u32 handle);
 int drm_gem_close_ioctl(struct drm_device *dev, void *data,
 			struct drm_file *file_priv);
 int drm_gem_flink_ioctl(struct drm_device *dev, void *data,
diff --git a/include/drm/drm_cache.h b/include/drm/drm_cache.h
new file mode 100644
index 000000000000..7bfb063029d8
--- /dev/null
+++ b/include/drm/drm_cache.h
@@ -0,0 +1,38 @@
+/**************************************************************************
+ *
+ * Copyright 2009 Red Hat Inc.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a
+ * copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sub license, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial portions
+ * of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL
+ * THE COPYRIGHT HOLDERS, AUTHORS AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM,
+ * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR
+ * OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE
+ * USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ *
+ **************************************************************************/
+/*
+ * Authors:
+ * Dave Airlie <airlied@redhat.com>
+ */
+
+#ifndef _DRM_CACHE_H_
+#define _DRM_CACHE_H_
+
+void drm_clflush_pages(struct page *pages[], unsigned long num_pages);
+
+#endif
diff --git a/include/drm/drm_crtc.h b/include/drm/drm_crtc.h
index 7300fb866767..b69347b8904f 100644
--- a/include/drm/drm_crtc.h
+++ b/include/drm/drm_crtc.h
@@ -259,6 +259,8 @@ struct drm_framebuffer {
 	void *fbdev;
 	u32 pseudo_palette[17];
 	struct list_head filp_head;
+	/* if you are using the helper */
+	void *helper_private;
 };
 
 struct drm_property_blob {
@@ -385,6 +387,7 @@ struct drm_crtc {
  * @get_modes: get mode list for this connector
  * @set_property: property for this connector may need update
  * @destroy: make object go away
+ * @force: notify the driver the connector is forced on
  *
  * Each CRTC may have one or more connectors attached to it.  The functions
  * below allow the core DRM code to control connectors, enumerate available modes,
@@ -399,6 +402,7 @@ struct drm_connector_funcs {
 	int (*set_property)(struct drm_connector *connector, struct drm_property *property,
 			     uint64_t val);
 	void (*destroy)(struct drm_connector *connector);
+	void (*force)(struct drm_connector *connector);
 };
 
 struct drm_encoder_funcs {
@@ -427,6 +431,13 @@ struct drm_encoder {
 	void *helper_private;
 };
 
+enum drm_connector_force {
+	DRM_FORCE_UNSPECIFIED,
+	DRM_FORCE_OFF,
+	DRM_FORCE_ON,         /* force on analog part normally */
+	DRM_FORCE_ON_DIGITAL, /* for DVI-I use digital connector */
+};
+
 /**
  * drm_connector - central DRM connector control structure
  * @crtc: CRTC this connector is currently connected to, NULL if none
@@ -476,9 +487,12 @@ struct drm_connector {
 
 	void *helper_private;
 
+	/* forced on connector */
+	enum drm_connector_force force;
 	uint32_t encoder_ids[DRM_CONNECTOR_MAX_ENCODER];
 	uint32_t force_encoder_id;
 	struct drm_encoder *encoder; /* currently active encoder */
+	void *fb_helper_private;
 };
 
 /**
@@ -572,6 +586,12 @@ struct drm_mode_config {
 	struct drm_property *tv_right_margin_property;
 	struct drm_property *tv_top_margin_property;
 	struct drm_property *tv_bottom_margin_property;
+	struct drm_property *tv_brightness_property;
+	struct drm_property *tv_contrast_property;
+	struct drm_property *tv_flicker_reduction_property;
+	struct drm_property *tv_overscan_property;
+	struct drm_property *tv_saturation_property;
+	struct drm_property *tv_hue_property;
 
 	/* Optional properties */
 	struct drm_property *scaling_mode_property;
@@ -736,4 +756,12 @@ extern int drm_mode_gamma_get_ioctl(struct drm_device *dev,
 extern int drm_mode_gamma_set_ioctl(struct drm_device *dev,
 				    void *data, struct drm_file *file_priv);
 extern bool drm_detect_hdmi_monitor(struct edid *edid);
+extern struct drm_display_mode *drm_cvt_mode(struct drm_device *dev,
+				int hdisplay, int vdisplay, int vrefresh,
+				bool reduced, bool interlaced, bool margins);
+extern struct drm_display_mode *drm_gtf_mode(struct drm_device *dev,
+				int hdisplay, int vdisplay, int vrefresh,
+				bool interlaced, int margins);
+extern int drm_add_modes_noedid(struct drm_connector *connector,
+				int hdisplay, int vdisplay);
 #endif /* __DRM_CRTC_H__ */
diff --git a/include/drm/drm_crtc_helper.h b/include/drm/drm_crtc_helper.h
index 6769ff6c1bc0..b29e20168b5f 100644
--- a/include/drm/drm_crtc_helper.h
+++ b/include/drm/drm_crtc_helper.h
@@ -39,6 +39,7 @@
 
 #include <linux/fb.h>
 
+#include "drm_fb_helper.h"
 struct drm_crtc_helper_funcs {
 	/*
 	 * Control power levels on the CRTC.  If the mode passed in is
@@ -60,6 +61,9 @@ struct drm_crtc_helper_funcs {
 	/* Move the crtc on the current fb to the given position *optional* */
 	int (*mode_set_base)(struct drm_crtc *crtc, int x, int y,
 			     struct drm_framebuffer *old_fb);
+
+	/* reload the current crtc LUT */
+	void (*load_lut)(struct drm_crtc *crtc);
 };
 
 struct drm_encoder_helper_funcs {
@@ -79,6 +83,8 @@ struct drm_encoder_helper_funcs {
 	/* detect for DAC style encoders */
 	enum drm_connector_status (*detect)(struct drm_encoder *encoder,
 					    struct drm_connector *connector);
+	/* disable encoder when not in use - more explicit than dpms off */
+	void (*disable)(struct drm_encoder *encoder);
 };
 
 struct drm_connector_helper_funcs {
@@ -98,6 +104,7 @@ extern bool drm_crtc_helper_set_mode(struct drm_crtc *crtc,
 				     int x, int y,
 				     struct drm_framebuffer *old_fb);
 extern bool drm_helper_crtc_in_use(struct drm_crtc *crtc);
+extern bool drm_helper_encoder_in_use(struct drm_encoder *encoder);
 
 extern void drm_helper_connector_dpms(struct drm_connector *connector, int mode);
 
@@ -116,10 +123,11 @@ static inline void drm_encoder_helper_add(struct drm_encoder *encoder,
 	encoder->helper_private = (void *)funcs;
 }
 
-static inline void drm_connector_helper_add(struct drm_connector *connector,
+static inline int drm_connector_helper_add(struct drm_connector *connector,
 					    const struct drm_connector_helper_funcs *funcs)
 {
 	connector->helper_private = (void *)funcs;
+	return drm_fb_helper_add_connector(connector);
 }
 
 extern int drm_helper_resume_force_mode(struct drm_device *dev);
diff --git a/include/drm/drm_encoder_slave.h b/include/drm/drm_encoder_slave.h
new file mode 100644
index 000000000000..2f65633d28a7
--- /dev/null
+++ b/include/drm/drm_encoder_slave.h
@@ -0,0 +1,162 @@
+/*
+ * Copyright (C) 2009 Francisco Jerez.
+ * All Rights Reserved.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice (including the
+ * next paragraph) shall be included in all copies or substantial
+ * portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ *
+ */
+
+#ifndef __DRM_ENCODER_SLAVE_H__
+#define __DRM_ENCODER_SLAVE_H__
+
+#include "drmP.h"
+#include "drm_crtc.h"
+
+/**
+ * struct drm_encoder_slave_funcs - Entry points exposed by a slave encoder driver
+ * @set_config:	Initialize any encoder-specific modesetting parameters.
+ *		The meaning of the @params parameter is implementation
+ *		dependent. It will usually be a structure with DVO port
+ *		data format settings or timings. It's not required for
+ *		the new parameters to take effect until the next mode
+ *		is set.
+ *
+ * Most of its members are analogous to the function pointers in
+ * &drm_encoder_helper_funcs and they can optionally be used to
+ * initialize the latter. Connector-like methods (e.g. @get_modes and
+ * @set_property) will typically be wrapped around and only be called
+ * if the encoder is the currently selected one for the connector.
+ */
+struct drm_encoder_slave_funcs {
+	void (*set_config)(struct drm_encoder *encoder,
+			   void *params);
+
+	void (*destroy)(struct drm_encoder *encoder);
+	void (*dpms)(struct drm_encoder *encoder, int mode);
+	void (*save)(struct drm_encoder *encoder);
+	void (*restore)(struct drm_encoder *encoder);
+	bool (*mode_fixup)(struct drm_encoder *encoder,
+			   struct drm_display_mode *mode,
+			   struct drm_display_mode *adjusted_mode);
+	int (*mode_valid)(struct drm_encoder *encoder,
+			  struct drm_display_mode *mode);
+	void (*mode_set)(struct drm_encoder *encoder,
+			 struct drm_display_mode *mode,
+			 struct drm_display_mode *adjusted_mode);
+
+	enum drm_connector_status (*detect)(struct drm_encoder *encoder,
+					    struct drm_connector *connector);
+	int (*get_modes)(struct drm_encoder *encoder,
+			 struct drm_connector *connector);
+	int (*create_resources)(struct drm_encoder *encoder,
+				 struct drm_connector *connector);
+	int (*set_property)(struct drm_encoder *encoder,
+			    struct drm_connector *connector,
+			    struct drm_property *property,
+			    uint64_t val);
+
+};
+
+/**
+ * struct drm_encoder_slave - Slave encoder struct
+ * @base: DRM encoder object.
+ * @slave_funcs: Slave encoder callbacks.
+ * @slave_priv: Slave encoder private data.
+ * @bus_priv: Bus specific data.
+ *
+ * A &drm_encoder_slave has two sets of callbacks, @slave_funcs and the
+ * ones in @base. The former are never actually called by the common
+ * CRTC code, it's just a convenience for splitting the encoder
+ * functions in an upper, GPU-specific layer and a (hopefully)
+ * GPU-agnostic lower layer: It's the GPU driver responsibility to
+ * call the slave methods when appropriate.
+ *
+ * drm_i2c_encoder_init() provides a way to get an implementation of
+ * this.
+ */
+struct drm_encoder_slave {
+	struct drm_encoder base;
+
+	struct drm_encoder_slave_funcs *slave_funcs;
+	void *slave_priv;
+	void *bus_priv;
+};
+#define to_encoder_slave(x) container_of((x), struct drm_encoder_slave, base)
+
+int drm_i2c_encoder_init(struct drm_device *dev,
+			 struct drm_encoder_slave *encoder,
+			 struct i2c_adapter *adap,
+			 const struct i2c_board_info *info);
+
+
+/**
+ * struct drm_i2c_encoder_driver
+ *
+ * Describes a device driver for an encoder connected to the GPU
+ * through an I2C bus. In addition to the entry points in @i2c_driver
+ * an @encoder_init function should be provided. It will be called to
+ * give the driver an opportunity to allocate any per-encoder data
+ * structures and to initialize the @slave_funcs and (optionally)
+ * @slave_priv members of @encoder.
+ */
+struct drm_i2c_encoder_driver {
+	struct i2c_driver i2c_driver;
+
+	int (*encoder_init)(struct i2c_client *client,
+			    struct drm_device *dev,
+			    struct drm_encoder_slave *encoder);
+
+};
+#define to_drm_i2c_encoder_driver(x) container_of((x),			\
+						  struct drm_i2c_encoder_driver, \
+						  i2c_driver)
+
+/**
+ * drm_i2c_encoder_get_client - Get the I2C client corresponding to an encoder
+ */
+static inline struct i2c_client *drm_i2c_encoder_get_client(struct drm_encoder *encoder)
+{
+	return (struct i2c_client *)to_encoder_slave(encoder)->bus_priv;
+}
+
+/**
+ * drm_i2c_encoder_register - Register an I2C encoder driver
+ * @owner:	Module containing the driver.
+ * @driver:	Driver to be registered.
+ */
+static inline int drm_i2c_encoder_register(struct module *owner,
+					   struct drm_i2c_encoder_driver *driver)
+{
+	return i2c_register_driver(owner, &driver->i2c_driver);
+}
+
+/**
+ * drm_i2c_encoder_unregister - Unregister an I2C encoder driver
+ * @driver:	Driver to be unregistered.
+ */
+static inline void drm_i2c_encoder_unregister(struct drm_i2c_encoder_driver *driver)
+{
+	i2c_del_driver(&driver->i2c_driver);
+}
+
+void drm_i2c_encoder_destroy(struct drm_encoder *encoder);
+
+#endif
diff --git a/include/drm/drm_fb_helper.h b/include/drm/drm_fb_helper.h
new file mode 100644
index 000000000000..58c892a2cbfa
--- /dev/null
+++ b/include/drm/drm_fb_helper.h
@@ -0,0 +1,111 @@
+/*
+ * Copyright (c) 2006-2009 Red Hat Inc.
+ * Copyright (c) 2006-2008 Intel Corporation
+ * Copyright (c) 2007 Dave Airlie <airlied@linux.ie>
+ *
+ * DRM framebuffer helper functions
+ *
+ * Permission to use, copy, modify, distribute, and sell this software and its
+ * documentation for any purpose is hereby granted without fee, provided that
+ * the above copyright notice appear in all copies and that both that copyright
+ * notice and this permission notice appear in supporting documentation, and
+ * that the name of the copyright holders not be used in advertising or
+ * publicity pertaining to distribution of the software without specific,
+ * written prior permission.  The copyright holders make no representations
+ * about the suitability of this software for any purpose.  It is provided "as
+ * is" without express or implied warranty.
+ *
+ * THE COPYRIGHT HOLDERS DISCLAIM ALL WARRANTIES WITH REGARD TO THIS SOFTWARE,
+ * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO
+ * EVENT SHALL THE COPYRIGHT HOLDERS BE LIABLE FOR ANY SPECIAL, INDIRECT OR
+ * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE,
+ * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER
+ * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE
+ * OF THIS SOFTWARE.
+ *
+ * Authors:
+ *      Dave Airlie <airlied@linux.ie>
+ *      Jesse Barnes <jesse.barnes@intel.com>
+ */
+#ifndef DRM_FB_HELPER_H
+#define DRM_FB_HELPER_H
+
+struct drm_fb_helper_crtc {
+	uint32_t crtc_id;
+	struct drm_mode_set mode_set;
+};
+
+
+struct drm_fb_helper_funcs {
+	void (*gamma_set)(struct drm_crtc *crtc, u16 red, u16 green,
+			  u16 blue, int regno);
+	void (*gamma_get)(struct drm_crtc *crtc, u16 *red, u16 *green,
+			  u16 *blue, int regno);
+};
+
+/* mode specified on the command line */
+struct drm_fb_helper_cmdline_mode {
+	bool specified;
+	bool refresh_specified;
+	bool bpp_specified;
+	int xres, yres;
+	int bpp;
+	int refresh;
+	bool rb;
+	bool interlace;
+	bool cvt;
+	bool margins;
+};
+
+struct drm_fb_helper_connector {
+	struct drm_fb_helper_cmdline_mode cmdline_mode;
+};
+
+struct drm_fb_helper {
+	struct drm_framebuffer *fb;
+	struct drm_device *dev;
+	struct drm_display_mode *mode;
+	int crtc_count;
+	struct drm_fb_helper_crtc *crtc_info;
+	struct drm_fb_helper_funcs *funcs;
+	int conn_limit;
+	struct list_head kernel_fb_list;
+};
+
+int drm_fb_helper_single_fb_probe(struct drm_device *dev,
+				  int preferred_bpp,
+				  int (*fb_create)(struct drm_device *dev,
+						   uint32_t fb_width,
+						   uint32_t fb_height,
+						   uint32_t surface_width,
+						   uint32_t surface_height,
+						   uint32_t surface_depth,
+						   uint32_t surface_bpp,
+						   struct drm_framebuffer **fb_ptr));
+int drm_fb_helper_init_crtc_count(struct drm_fb_helper *helper, int crtc_count,
+				  int max_conn);
+void drm_fb_helper_free(struct drm_fb_helper *helper);
+int drm_fb_helper_blank(int blank, struct fb_info *info);
+int drm_fb_helper_pan_display(struct fb_var_screeninfo *var,
+			      struct fb_info *info);
+int drm_fb_helper_set_par(struct fb_info *info);
+int drm_fb_helper_check_var(struct fb_var_screeninfo *var,
+			    struct fb_info *info);
+int drm_fb_helper_setcolreg(unsigned regno,
+			    unsigned red,
+			    unsigned green,
+			    unsigned blue,
+			    unsigned transp,
+			    struct fb_info *info);
+
+void drm_fb_helper_restore(void);
+void drm_fb_helper_fill_var(struct fb_info *info, struct drm_framebuffer *fb,
+			    uint32_t fb_width, uint32_t fb_height);
+void drm_fb_helper_fill_fix(struct fb_info *info, uint32_t pitch,
+			    uint32_t depth);
+
+int drm_fb_helper_add_connector(struct drm_connector *connector);
+int drm_fb_helper_parse_command_line(struct drm_device *dev);
+int drm_fb_helper_setcmap(struct fb_cmap *cmap, struct fb_info *info);
+
+#endif
diff --git a/include/drm/drm_memory.h b/include/drm/drm_memory.h
index 63e425b5ea82..15af9b32ae42 100644
--- a/include/drm/drm_memory.h
+++ b/include/drm/drm_memory.h
@@ -44,8 +44,6 @@
 
 #if __OS_HAS_AGP
 
-#include <linux/vmalloc.h>
-
 #ifdef HAVE_PAGE_AGP
 #include <asm/agp.h>
 #else
diff --git a/include/drm/drm_mm.h b/include/drm/drm_mm.h
index f8332073d277..62329f9a42cb 100644
--- a/include/drm/drm_mm.h
+++ b/include/drm/drm_mm.h
@@ -37,6 +37,9 @@
  * Generic range manager structs
  */
 #include <linux/list.h>
+#ifdef CONFIG_DEBUG_FS
+#include <linux/seq_file.h>
+#endif
 
 struct drm_mm_node {
 	struct list_head fl_entry;
@@ -96,4 +99,8 @@ static inline struct drm_mm *drm_get_mm(struct drm_mm_node *block)
 	return block->mm;
 }
 
+#ifdef CONFIG_DEBUG_FS
+int drm_mm_dump_table(struct seq_file *m, struct drm_mm *mm);
+#endif
+
 #endif
diff --git a/include/drm/drm_mode.h b/include/drm/drm_mode.h
index ae304cc73c90..1f908416aedb 100644
--- a/include/drm/drm_mode.h
+++ b/include/drm/drm_mode.h
@@ -68,10 +68,11 @@
 #define DRM_MODE_DPMS_OFF	3
 
 /* Scaling mode options */
-#define DRM_MODE_SCALE_NON_GPU		0
-#define DRM_MODE_SCALE_FULLSCREEN	1
-#define DRM_MODE_SCALE_NO_SCALE		2
-#define DRM_MODE_SCALE_ASPECT		3
+#define DRM_MODE_SCALE_NONE		0 /* Unmodified timing (display or
+					     software can still scale) */
+#define DRM_MODE_SCALE_FULLSCREEN	1 /* Full screen, ignore aspect */
+#define DRM_MODE_SCALE_CENTER		2 /* Centered, no scaling */
+#define DRM_MODE_SCALE_ASPECT		3 /* Full screen, preserve aspect */
 
 /* Dithering mode options */
 #define DRM_MODE_DITHERING_OFF	0
@@ -141,6 +142,7 @@ struct drm_mode_get_encoder {
 #define DRM_MODE_SUBCONNECTOR_Composite	5
 #define DRM_MODE_SUBCONNECTOR_SVIDEO	6
 #define DRM_MODE_SUBCONNECTOR_Component	8
+#define DRM_MODE_SUBCONNECTOR_SCART	9
 
 #define DRM_MODE_CONNECTOR_Unknown	0
 #define DRM_MODE_CONNECTOR_VGA		1
@@ -155,6 +157,7 @@ struct drm_mode_get_encoder {
 #define DRM_MODE_CONNECTOR_DisplayPort	10
 #define DRM_MODE_CONNECTOR_HDMIA	11
 #define DRM_MODE_CONNECTOR_HDMIB	12
+#define DRM_MODE_CONNECTOR_TV		13
 
 struct drm_mode_get_connector {
 
diff --git a/include/drm/drm_pciids.h b/include/drm/drm_pciids.h
index 853508499d20..e6f3b120f51a 100644
--- a/include/drm/drm_pciids.h
+++ b/include/drm/drm_pciids.h
@@ -80,7 +80,7 @@
 	{0x1002, 0x5158, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV200}, \
 	{0x1002, 0x5159, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
 	{0x1002, 0x515A, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
-	{0x1002, 0x515E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
+	{0x1002, 0x515E, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100|RADEON_SINGLE_CRTC}, \
 	{0x1002, 0x5460, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
 	{0x1002, 0x5462, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
 	{0x1002, 0x5464, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV380|RADEON_IS_MOBILITY}, \
@@ -113,7 +113,7 @@
 	{0x1002, 0x5962, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
 	{0x1002, 0x5964, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
 	{0x1002, 0x5965, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV280}, \
-	{0x1002, 0x5969, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100}, \
+	{0x1002, 0x5969, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RV100|RADEON_SINGLE_CRTC}, \
 	{0x1002, 0x5a41, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART}, \
 	{0x1002, 0x5a42, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_MOBILITY|RADEON_IS_IGPGART}, \
 	{0x1002, 0x5a61, PCI_ANY_ID, PCI_ANY_ID, 0, 0, CHIP_RS400|RADEON_IS_IGP|RADEON_IS_IGPGART}, \
@@ -552,6 +552,7 @@
 	{0x8086, 0x2e12, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
 	{0x8086, 0x2e22, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
 	{0x8086, 0x2e32, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
+	{0x8086, 0x2e42, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
 	{0x8086, 0xa001, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
 	{0x8086, 0xa011, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
 	{0x8086, 0x35e8, PCI_ANY_ID, PCI_ANY_ID, PCI_CLASS_DISPLAY_VGA << 8, 0xffff00, 0}, \
diff --git a/include/drm/drm_sysfs.h b/include/drm/drm_sysfs.h
new file mode 100644
index 000000000000..1d8e033fde67
--- /dev/null
+++ b/include/drm/drm_sysfs.h
@@ -0,0 +1,12 @@
+#ifndef _DRM_SYSFS_H_
+#define _DRM_SYSFS_H_
+
+/**
+ * This minimalistic include file is intended for users (read TTM) that
+ * don't want to include the full drmP.h file.
+ */
+
+extern int drm_class_device_register(struct device *dev);
+extern void drm_class_device_unregister(struct device *dev);
+
+#endif
diff --git a/include/drm/i915_drm.h b/include/drm/i915_drm.h
index 8e1e92583fbc..7e0cb1da92e6 100644
--- a/include/drm/i915_drm.h
+++ b/include/drm/i915_drm.h
@@ -185,6 +185,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_I915_GEM_GET_APERTURE 0x23
 #define DRM_I915_GEM_MMAP_GTT	0x24
 #define DRM_I915_GET_PIPE_FROM_CRTC_ID	0x25
+#define DRM_I915_GEM_MADVISE	0x26
 
 #define DRM_IOCTL_I915_INIT		DRM_IOW( DRM_COMMAND_BASE + DRM_I915_INIT, drm_i915_init_t)
 #define DRM_IOCTL_I915_FLUSH		DRM_IO ( DRM_COMMAND_BASE + DRM_I915_FLUSH)
@@ -221,6 +222,7 @@ typedef struct _drm_i915_sarea {
 #define DRM_IOCTL_I915_GEM_GET_TILING	DRM_IOWR (DRM_COMMAND_BASE + DRM_I915_GEM_GET_TILING, struct drm_i915_gem_get_tiling)
 #define DRM_IOCTL_I915_GEM_GET_APERTURE	DRM_IOR  (DRM_COMMAND_BASE + DRM_I915_GEM_GET_APERTURE, struct drm_i915_gem_get_aperture)
 #define DRM_IOCTL_I915_GET_PIPE_FROM_CRTC_ID DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GET_PIPE_FROM_CRTC_ID, struct drm_intel_get_pipe_from_crtc_id)
+#define DRM_IOCTL_I915_GEM_MADVISE	DRM_IOWR(DRM_COMMAND_BASE + DRM_I915_GEM_MADVISE, struct drm_i915_gem_madvise)
 
 /* Allow drivers to submit batchbuffers directly to hardware, relying
  * on the security mechanisms provided by hardware.
@@ -667,4 +669,21 @@ struct drm_i915_get_pipe_from_crtc_id {
 	__u32 pipe;
 };
 
+#define I915_MADV_WILLNEED 0
+#define I915_MADV_DONTNEED 1
+#define __I915_MADV_PURGED 2 /* internal state */
+
+struct drm_i915_gem_madvise {
+	/** Handle of the buffer to change the backing store advice */
+	__u32 handle;
+
+	/* Advice: either the buffer will be needed again in the near future,
+	 *         or wont be and could be discarded under memory pressure.
+	 */
+	__u32 madv;
+
+	/** Whether the backing store still exists. */
+	__u32 retained;
+};
+
 #endif				/* _I915_DRM_H_ */
diff --git a/include/drm/radeon_drm.h b/include/drm/radeon_drm.h
index 2ba61e18fc8b..3b9932ab1756 100644
--- a/include/drm/radeon_drm.h
+++ b/include/drm/radeon_drm.h
@@ -802,11 +802,12 @@ struct drm_radeon_gem_create {
 	uint32_t	flags;
 };
 
-#define RADEON_TILING_MACRO 0x1
-#define RADEON_TILING_MICRO 0x2
-#define RADEON_TILING_SWAP  0x4
-#define RADEON_TILING_SURFACE  0x8 /* this object requires a surface
-				    * when mapped - i.e. front buffer */
+#define RADEON_TILING_MACRO       0x1
+#define RADEON_TILING_MICRO       0x2
+#define RADEON_TILING_SWAP_16BIT  0x4
+#define RADEON_TILING_SWAP_32BIT  0x8
+#define RADEON_TILING_SURFACE     0x10 /* this object requires a surface
+					* when mapped - i.e. front buffer */
 
 struct drm_radeon_gem_set_tiling {
 	uint32_t	handle;
@@ -899,6 +900,7 @@ struct drm_radeon_cs {
 #define RADEON_INFO_DEVICE_ID		0x00
 #define RADEON_INFO_NUM_GB_PIPES	0x01
 #define RADEON_INFO_NUM_Z_PIPES 	0x02
+#define RADEON_INFO_ACCEL_WORKING	0x03
 
 struct drm_radeon_info {
 	uint32_t		request;
diff --git a/include/drm/ttm/ttm_bo_api.h b/include/drm/ttm/ttm_bo_api.h
index cd22ab4b495c..491146170522 100644
--- a/include/drm/ttm/ttm_bo_api.h
+++ b/include/drm/ttm/ttm_bo_api.h
@@ -155,6 +155,7 @@ struct ttm_buffer_object {
 	 * Members constant at init.
 	 */
 
+	struct ttm_bo_global *glob;
 	struct ttm_bo_device *bdev;
 	unsigned long buffer_start;
 	enum ttm_bo_type type;
@@ -245,14 +246,15 @@ struct ttm_buffer_object {
  * premapped region.
  */
 
+#define TTM_BO_MAP_IOMEM_MASK 0x80
 struct ttm_bo_kmap_obj {
 	void *virtual;
 	struct page *page;
 	enum {
-		ttm_bo_map_iomap,
-		ttm_bo_map_vmap,
-		ttm_bo_map_kmap,
-		ttm_bo_map_premapped,
+		ttm_bo_map_iomap        = 1 | TTM_BO_MAP_IOMEM_MASK,
+		ttm_bo_map_vmap         = 2,
+		ttm_bo_map_kmap         = 3,
+		ttm_bo_map_premapped    = 4 | TTM_BO_MAP_IOMEM_MASK,
 	} bo_kmap_type;
 };
 
@@ -522,8 +524,7 @@ extern int ttm_bo_evict_mm(struct ttm_bo_device *bdev, unsigned mem_type);
 static inline void *ttm_kmap_obj_virtual(struct ttm_bo_kmap_obj *map,
 					 bool *is_iomem)
 {
-	*is_iomem = (map->bo_kmap_type == ttm_bo_map_iomap ||
-		     map->bo_kmap_type == ttm_bo_map_premapped);
+	*is_iomem = !!(map->bo_kmap_type & TTM_BO_MAP_IOMEM_MASK);
 	return map->virtual;
 }
 
diff --git a/include/drm/ttm/ttm_bo_driver.h b/include/drm/ttm/ttm_bo_driver.h
index a68829db381a..e8cd6d20aed2 100644
--- a/include/drm/ttm/ttm_bo_driver.h
+++ b/include/drm/ttm/ttm_bo_driver.h
@@ -32,6 +32,7 @@
 
 #include "ttm/ttm_bo_api.h"
 #include "ttm/ttm_memory.h"
+#include "ttm/ttm_module.h"
 #include "drm_mm.h"
 #include "linux/workqueue.h"
 #include "linux/fs.h"
@@ -161,7 +162,7 @@ struct ttm_tt {
 	long last_lomem_page;
 	uint32_t page_flags;
 	unsigned long num_pages;
-	struct ttm_bo_device *bdev;
+	struct ttm_bo_global *glob;
 	struct ttm_backend *be;
 	struct task_struct *tsk;
 	unsigned long start;
@@ -364,24 +365,73 @@ struct ttm_bo_driver {
 	void (*fault_reserve_notify)(struct ttm_buffer_object *bo);
 };
 
-#define TTM_NUM_MEM_TYPES 8
+/**
+ * struct ttm_bo_global_ref - Argument to initialize a struct ttm_bo_global.
+ */
+
+struct ttm_bo_global_ref {
+	struct ttm_global_reference ref;
+	struct ttm_mem_global *mem_glob;
+};
 
-#define TTM_BO_PRIV_FLAG_MOVING  0	/* Buffer object is moving and needs
-					   idling before CPU mapping */
-#define TTM_BO_PRIV_FLAG_MAX 1
 /**
- * struct ttm_bo_device - Buffer object driver device-specific data.
+ * struct ttm_bo_global - Buffer object driver global data.
  *
  * @mem_glob: Pointer to a struct ttm_mem_global object for accounting.
- * @driver: Pointer to a struct ttm_bo_driver struct setup by the driver.
- * @count: Current number of buffer object.
- * @pages: Current number of pinned pages.
  * @dummy_read_page: Pointer to a dummy page used for mapping requests
  * of unpopulated pages.
- * @shrink: A shrink callback object used for buffre object swap.
+ * @shrink: A shrink callback object used for buffer object swap.
  * @ttm_bo_extra_size: Extra size (sizeof(struct ttm_buffer_object) excluded)
  * used by a buffer object. This is excluding page arrays and backing pages.
  * @ttm_bo_size: This is @ttm_bo_extra_size + sizeof(struct ttm_buffer_object).
+ * @device_list_mutex: Mutex protecting the device list.
+ * This mutex is held while traversing the device list for pm options.
+ * @lru_lock: Spinlock protecting the bo subsystem lru lists.
+ * @device_list: List of buffer object devices.
+ * @swap_lru: Lru list of buffer objects used for swapping.
+ */
+
+struct ttm_bo_global {
+
+	/**
+	 * Constant after init.
+	 */
+
+	struct kobject kobj;
+	struct ttm_mem_global *mem_glob;
+	struct page *dummy_read_page;
+	struct ttm_mem_shrink shrink;
+	size_t ttm_bo_extra_size;
+	size_t ttm_bo_size;
+	struct mutex device_list_mutex;
+	spinlock_t lru_lock;
+
+	/**
+	 * Protected by device_list_mutex.
+	 */
+	struct list_head device_list;
+
+	/**
+	 * Protected by the lru_lock.
+	 */
+	struct list_head swap_lru;
+
+	/**
+	 * Internal protection.
+	 */
+	atomic_t bo_count;
+};
+
+
+#define TTM_NUM_MEM_TYPES 8
+
+#define TTM_BO_PRIV_FLAG_MOVING  0	/* Buffer object is moving and needs
+					   idling before CPU mapping */
+#define TTM_BO_PRIV_FLAG_MAX 1
+/**
+ * struct ttm_bo_device - Buffer object driver device-specific data.
+ *
+ * @driver: Pointer to a struct ttm_bo_driver struct setup by the driver.
  * @man: An array of mem_type_managers.
  * @addr_space_mm: Range manager for the device address space.
  * lru_lock: Spinlock that protects the buffer+device lru lists and
@@ -399,32 +449,21 @@ struct ttm_bo_device {
 	/*
 	 * Constant after bo device init / atomic.
 	 */
-
-	struct ttm_mem_global *mem_glob;
+	struct list_head device_list;
+	struct ttm_bo_global *glob;
 	struct ttm_bo_driver *driver;
-	struct page *dummy_read_page;
-	struct ttm_mem_shrink shrink;
-
-	size_t ttm_bo_extra_size;
-	size_t ttm_bo_size;
-
 	rwlock_t vm_lock;
+	struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES];
 	/*
 	 * Protected by the vm lock.
 	 */
-	struct ttm_mem_type_manager man[TTM_NUM_MEM_TYPES];
 	struct rb_root addr_space_rb;
 	struct drm_mm addr_space_mm;
 
 	/*
-	 * Might want to change this to one lock per manager.
-	 */
-	spinlock_t lru_lock;
-	/*
-	 * Protected by the lru lock.
+	 * Protected by the global:lru lock.
 	 */
 	struct list_head ddestroy;
-	struct list_head swap_lru;
 
 	/*
 	 * Protected by load / firstopen / lastclose /unload sync.
@@ -640,6 +679,9 @@ extern int ttm_bo_pci_offset(struct ttm_bo_device *bdev,
 			     unsigned long *bus_offset,
 			     unsigned long *bus_size);
 
+extern void ttm_bo_global_release(struct ttm_global_reference *ref);
+extern int ttm_bo_global_init(struct ttm_global_reference *ref);
+
 extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
 
 /**
@@ -657,7 +699,7 @@ extern int ttm_bo_device_release(struct ttm_bo_device *bdev);
  * !0: Failure.
  */
 extern int ttm_bo_device_init(struct ttm_bo_device *bdev,
-			      struct ttm_mem_global *mem_glob,
+			      struct ttm_bo_global *glob,
 			      struct ttm_bo_driver *driver,
 			      uint64_t file_page_offset, bool need_dma32);
 
diff --git a/include/drm/ttm/ttm_memory.h b/include/drm/ttm/ttm_memory.h
index d8b8f042c4f1..6983a7cf4da4 100644
--- a/include/drm/ttm/ttm_memory.h
+++ b/include/drm/ttm/ttm_memory.h
@@ -32,6 +32,7 @@
 #include <linux/spinlock.h>
 #include <linux/wait.h>
 #include <linux/errno.h>
+#include <linux/kobject.h>
 
 /**
  * struct ttm_mem_shrink - callback to shrink TTM memory usage.
@@ -60,34 +61,33 @@ struct ttm_mem_shrink {
  * @queue: Wait queue for processes suspended waiting for memory.
  * @lock: Lock to protect the @shrink - and the memory accounting members,
  * that is, essentially the whole structure with some exceptions.
- * @emer_memory: Lowmem memory limit available for root.
- * @max_memory: Lowmem memory limit available for non-root.
- * @swap_limit: Lowmem memory limit where the shrink workqueue kicks in.
- * @used_memory: Currently used lowmem memory.
- * @used_total_memory: Currently used total (lowmem + highmem) memory.
- * @total_memory_swap_limit: Total memory limit where the shrink workqueue
- * kicks in.
- * @max_total_memory: Total memory available to non-root processes.
- * @emer_total_memory: Total memory available to root processes.
+ * @zones: Array of pointers to accounting zones.
+ * @num_zones: Number of populated entries in the @zones array.
+ * @zone_kernel: Pointer to the kernel zone.
+ * @zone_highmem: Pointer to the highmem zone if there is one.
+ * @zone_dma32: Pointer to the dma32 zone if there is one.
  *
  * Note that this structure is not per device. It should be global for all
  * graphics devices.
  */
 
+#define TTM_MEM_MAX_ZONES 2
+struct ttm_mem_zone;
 struct ttm_mem_global {
+	struct kobject kobj;
 	struct ttm_mem_shrink *shrink;
 	struct workqueue_struct *swap_queue;
 	struct work_struct work;
 	wait_queue_head_t queue;
 	spinlock_t lock;
-	uint64_t emer_memory;
-	uint64_t max_memory;
-	uint64_t swap_limit;
-	uint64_t used_memory;
-	uint64_t used_total_memory;
-	uint64_t total_memory_swap_limit;
-	uint64_t max_total_memory;
-	uint64_t emer_total_memory;
+	struct ttm_mem_zone *zones[TTM_MEM_MAX_ZONES];
+	unsigned int num_zones;
+	struct ttm_mem_zone *zone_kernel;
+#ifdef CONFIG_HIGHMEM
+	struct ttm_mem_zone *zone_highmem;
+#else
+	struct ttm_mem_zone *zone_dma32;
+#endif
 };
 
 /**
@@ -146,8 +146,13 @@ static inline void ttm_mem_unregister_shrink(struct ttm_mem_global *glob,
 extern int ttm_mem_global_init(struct ttm_mem_global *glob);
 extern void ttm_mem_global_release(struct ttm_mem_global *glob);
 extern int ttm_mem_global_alloc(struct ttm_mem_global *glob, uint64_t memory,
-				bool no_wait, bool interruptible, bool himem);
+				bool no_wait, bool interruptible);
 extern void ttm_mem_global_free(struct ttm_mem_global *glob,
-				uint64_t amount, bool himem);
+				uint64_t amount);
+extern int ttm_mem_global_alloc_page(struct ttm_mem_global *glob,
+				     struct page *page,
+				     bool no_wait, bool interruptible);
+extern void ttm_mem_global_free_page(struct ttm_mem_global *glob,
+				     struct page *page);
 extern size_t ttm_round_pot(size_t size);
 #endif
diff --git a/include/drm/ttm/ttm_module.h b/include/drm/ttm/ttm_module.h
index d1d433834e4f..cf416aee19af 100644
--- a/include/drm/ttm/ttm_module.h
+++ b/include/drm/ttm/ttm_module.h
@@ -32,6 +32,7 @@
 #define _TTM_MODULE_H_
 
 #include <linux/kernel.h>
+struct kobject;
 
 #define TTM_PFX "[TTM] "
 
@@ -54,5 +55,6 @@ extern void ttm_global_init(void);
 extern void ttm_global_release(void);
 extern int ttm_global_item_ref(struct ttm_global_reference *ref);
 extern void ttm_global_item_unref(struct ttm_global_reference *ref);
+extern struct kobject *ttm_get_kobj(void);
 
 #endif /* _TTM_MODULE_H_ */
diff --git a/include/linux/Kbuild b/include/linux/Kbuild
index cff4a101f266..1feed71551c9 100644
--- a/include/linux/Kbuild
+++ b/include/linux/Kbuild
@@ -126,6 +126,7 @@ header-y += nfs_mount.h
 header-y += nl80211.h
 header-y += param.h
 header-y += pci_regs.h
+header-y += perf_event.h
 header-y += pfkeyv2.h
 header-y += pg.h
 header-y += phantom.h
@@ -363,6 +364,7 @@ unifdef-y += utsname.h
 unifdef-y += videodev2.h
 unifdef-y += videodev.h
 unifdef-y += virtio_config.h
+unifdef-y += virtio_ids.h
 unifdef-y += virtio_blk.h
 unifdef-y += virtio_net.h
 unifdef-y += virtio_9p.h
diff --git a/include/linux/acpi.h b/include/linux/acpi.h
index 34321cfffeab..dfcd920c3e54 100644
--- a/include/linux/acpi.h
+++ b/include/linux/acpi.h
@@ -41,8 +41,6 @@
 #include <acpi/acpi_drivers.h>
 #include <acpi/acpi_numa.h>
 #include <asm/acpi.h>
-#include <linux/dmi.h>
-
 
 enum acpi_irq_model_id {
 	ACPI_IRQ_MODEL_PIC = 0,
@@ -219,10 +217,8 @@ static inline int acpi_video_display_switch_support(void)
 #endif /* defined(CONFIG_ACPI_VIDEO) || defined(CONFIG_ACPI_VIDEO_MODULE) */
 
 extern int acpi_blacklisted(void);
-#ifdef CONFIG_DMI
 extern void acpi_dmi_osi_linux(int enable, const struct dmi_system_id *d);
 extern int acpi_osi_setup(char *str);
-#endif
 
 #ifdef CONFIG_ACPI_NUMA
 int acpi_get_pxm(acpi_handle handle);
@@ -292,7 +288,10 @@ void __init acpi_s4_no_nvs(void);
 extern acpi_status acpi_pci_osc_control_set(acpi_handle handle, u32 flags);
 extern void acpi_early_init(void);
 
-#else	/* CONFIG_ACPI */
+#else	/* !CONFIG_ACPI */
+
+#define acpi_disabled 1
+
 static inline void acpi_early_init(void) { }
 
 static inline int early_acpi_boot_init(void)
@@ -331,5 +330,11 @@ static inline int acpi_check_mem_region(resource_size_t start,
 	return 0;
 }
 
+struct acpi_table_header;
+static inline int acpi_table_parse(char *id,
+				int (*handler)(struct acpi_table_header *))
+{
+	return -1;
+}
 #endif	/* !CONFIG_ACPI */
 #endif	/*_LINUX_ACPI_H*/
diff --git a/include/linux/agp_backend.h b/include/linux/agp_backend.h
index 880130f7311f..9101ed64f803 100644
--- a/include/linux/agp_backend.h
+++ b/include/linux/agp_backend.h
@@ -53,7 +53,7 @@ struct agp_kern_info {
 	int current_memory;
 	bool cant_use_aperture;
 	unsigned long page_mask;
-	struct vm_operations_struct *vm_ops;
+	const struct vm_operations_struct *vm_ops;
 };
 
 /*
diff --git a/include/linux/aio.h b/include/linux/aio.h
index 47f7d932a01d..aea219d7d8d1 100644
--- a/include/linux/aio.h
+++ b/include/linux/aio.h
@@ -225,8 +225,6 @@ static inline void exit_aio(struct mm_struct *mm) { }
 
 #define io_wait_to_kiocb(wait) container_of(wait, struct kiocb, ki_wait)
 
-#include <linux/aio_abi.h>
-
 static inline struct kiocb *list_kiocb(struct list_head *h)
 {
 	return list_entry(h, struct kiocb, ki_list);
diff --git a/arch/arm/include/asm/mach/mmc.h b/include/linux/amba/mmci.h
index b490ecc79def..6b4241748dda 100644
--- a/arch/arm/include/asm/mach/mmc.h
+++ b/include/linux/amba/mmci.h
@@ -1,17 +1,18 @@
 /*
- *  arch/arm/include/asm/mach/mmc.h
+ *  include/linux/amba/mmci.h
  */
-#ifndef ASMARM_MACH_MMC_H
-#define ASMARM_MACH_MMC_H
+#ifndef AMBA_MMCI_H
+#define AMBA_MMCI_H
 
 #include <linux/mmc/host.h>
 
-struct mmc_platform_data {
+struct mmci_platform_data {
 	unsigned int ocr_mask;			/* available voltages */
 	u32 (*translate_vdd)(struct device *, unsigned int);
 	unsigned int (*status)(struct device *);
 	int	gpio_wp;
 	int	gpio_cd;
+	unsigned long capabilities;
 };
 
 #endif
diff --git a/include/linux/amba/pl022.h b/include/linux/amba/pl022.h
index dcad0ffd1755..e4836c6b3dd7 100644
--- a/include/linux/amba/pl022.h
+++ b/include/linux/amba/pl022.h
@@ -136,12 +136,12 @@ enum ssp_tx_level_trig {
 
 /**
  * enum SPI Clock Phase - clock phase (Motorola SPI interface only)
- * @SSP_CLK_RISING_EDGE: Receive data on rising edge
- * @SSP_CLK_FALLING_EDGE: Receive data on falling edge
+ * @SSP_CLK_FIRST_EDGE: Receive data on first edge transition (actual direction depends on polarity)
+ * @SSP_CLK_SECOND_EDGE: Receive data on second edge transition (actual direction depends on polarity)
  */
 enum ssp_spi_clk_phase {
-	SSP_CLK_RISING_EDGE,
-	SSP_CLK_FALLING_EDGE
+	SSP_CLK_FIRST_EDGE,
+	SSP_CLK_SECOND_EDGE
 };
 
 /**
diff --git a/include/linux/anon_inodes.h b/include/linux/anon_inodes.h
index e0a0cdc2da43..69a21e0ebd33 100644
--- a/include/linux/anon_inodes.h
+++ b/include/linux/anon_inodes.h
@@ -8,6 +8,9 @@
 #ifndef _LINUX_ANON_INODES_H
 #define _LINUX_ANON_INODES_H
 
+struct file *anon_inode_getfile(const char *name,
+				const struct file_operations *fops,
+				void *priv, int flags);
 int anon_inode_getfd(const char *name, const struct file_operations *fops,
 		     void *priv, int flags);
 
diff --git a/include/linux/async_tx.h b/include/linux/async_tx.h
index 5fc2ef8d97fa..a1c486a88e88 100644
--- a/include/linux/async_tx.h
+++ b/include/linux/async_tx.h
@@ -58,25 +58,60 @@ struct dma_chan_ref {
  * array.
  * @ASYNC_TX_ACK: immediately ack the descriptor, precludes setting up a
  * dependency chain
- * @ASYNC_TX_DEP_ACK: ack the dependency descriptor.  Useful for chaining.
+ * @ASYNC_TX_FENCE: specify that the next operation in the dependency
+ * chain uses this operation's result as an input
  */
 enum async_tx_flags {
 	ASYNC_TX_XOR_ZERO_DST	 = (1 << 0),
 	ASYNC_TX_XOR_DROP_DST	 = (1 << 1),
-	ASYNC_TX_ACK		 = (1 << 3),
-	ASYNC_TX_DEP_ACK	 = (1 << 4),
+	ASYNC_TX_ACK		 = (1 << 2),
+	ASYNC_TX_FENCE		 = (1 << 3),
+};
+
+/**
+ * struct async_submit_ctl - async_tx submission/completion modifiers
+ * @flags: submission modifiers
+ * @depend_tx: parent dependency of the current operation being submitted
+ * @cb_fn: callback routine to run at operation completion
+ * @cb_param: parameter for the callback routine
+ * @scribble: caller provided space for dma/page address conversions
+ */
+struct async_submit_ctl {
+	enum async_tx_flags flags;
+	struct dma_async_tx_descriptor *depend_tx;
+	dma_async_tx_callback cb_fn;
+	void *cb_param;
+	void *scribble;
 };
 
 #ifdef CONFIG_DMA_ENGINE
 #define async_tx_issue_pending_all dma_issue_pending_all
+
+/**
+ * async_tx_issue_pending - send pending descriptor to the hardware channel
+ * @tx: descriptor handle to retrieve hardware context
+ *
+ * Note: any dependent operations will have already been issued by
+ * async_tx_channel_switch, or (in the case of no channel switch) will
+ * be already pending on this channel.
+ */
+static inline void async_tx_issue_pending(struct dma_async_tx_descriptor *tx)
+{
+	if (likely(tx)) {
+		struct dma_chan *chan = tx->chan;
+		struct dma_device *dma = chan->device;
+
+		dma->device_issue_pending(chan);
+	}
+}
 #ifdef CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL
 #include <asm/async_tx.h>
 #else
 #define async_tx_find_channel(dep, type, dst, dst_count, src, src_count, len) \
 	 __async_tx_find_channel(dep, type)
 struct dma_chan *
-__async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
-	enum dma_transaction_type tx_type);
+__async_tx_find_channel(struct async_submit_ctl *submit,
+			enum dma_transaction_type tx_type);
 #endif /* CONFIG_ARCH_HAS_ASYNC_TX_FIND_CHANNEL */
 #else
 static inline void async_tx_issue_pending_all(void)
@@ -84,10 +119,16 @@ static inline void async_tx_issue_pending_all(void)
 	do { } while (0);
 }
 
+static inline void async_tx_issue_pending(struct dma_async_tx_descriptor *tx)
+{
+	do { } while (0);
+}
+
 static inline struct dma_chan *
-async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
-	enum dma_transaction_type tx_type, struct page **dst, int dst_count,
-	struct page **src, int src_count, size_t len)
+async_tx_find_channel(struct async_submit_ctl *submit,
+		      enum dma_transaction_type tx_type, struct page **dst,
+		      int dst_count, struct page **src, int src_count,
+		      size_t len)
 {
 	return NULL;
 }
@@ -99,46 +140,70 @@ async_tx_find_channel(struct dma_async_tx_descriptor *depend_tx,
  * @cb_fn_param: parameter to pass to the callback routine
  */
 static inline void
-async_tx_sync_epilog(dma_async_tx_callback cb_fn, void *cb_fn_param)
+async_tx_sync_epilog(struct async_submit_ctl *submit)
 {
-	if (cb_fn)
-		cb_fn(cb_fn_param);
+	if (submit->cb_fn)
+		submit->cb_fn(submit->cb_param);
 }
 
-void
-async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
-	enum async_tx_flags flags, struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+typedef union {
+	unsigned long addr;
+	struct page *page;
+	dma_addr_t dma;
+} addr_conv_t;
+
+static inline void
+init_async_submit(struct async_submit_ctl *args, enum async_tx_flags flags,
+		  struct dma_async_tx_descriptor *tx,
+		  dma_async_tx_callback cb_fn, void *cb_param,
+		  addr_conv_t *scribble)
+{
+	args->flags = flags;
+	args->depend_tx = tx;
+	args->cb_fn = cb_fn;
+	args->cb_param = cb_param;
+	args->scribble = scribble;
+}
+
+void async_tx_submit(struct dma_chan *chan, struct dma_async_tx_descriptor *tx,
+		     struct async_submit_ctl *submit);
 
 struct dma_async_tx_descriptor *
 async_xor(struct page *dest, struct page **src_list, unsigned int offset,
-	int src_cnt, size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+	  int src_cnt, size_t len, struct async_submit_ctl *submit);
 
 struct dma_async_tx_descriptor *
-async_xor_zero_sum(struct page *dest, struct page **src_list,
-	unsigned int offset, int src_cnt, size_t len,
-	u32 *result, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+async_xor_val(struct page *dest, struct page **src_list, unsigned int offset,
+	      int src_cnt, size_t len, enum sum_check_flags *result,
+	      struct async_submit_ctl *submit);
 
 struct dma_async_tx_descriptor *
 async_memcpy(struct page *dest, struct page *src, unsigned int dest_offset,
-	unsigned int src_offset, size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+	     unsigned int src_offset, size_t len,
+	     struct async_submit_ctl *submit);
 
 struct dma_async_tx_descriptor *
 async_memset(struct page *dest, int val, unsigned int offset,
-	size_t len, enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+	     size_t len, struct async_submit_ctl *submit);
+
+struct dma_async_tx_descriptor *async_trigger_callback(struct async_submit_ctl *submit);
+
+struct dma_async_tx_descriptor *
+async_gen_syndrome(struct page **blocks, unsigned int offset, int src_cnt,
+		   size_t len, struct async_submit_ctl *submit);
+
+struct dma_async_tx_descriptor *
+async_syndrome_val(struct page **blocks, unsigned int offset, int src_cnt,
+		   size_t len, enum sum_check_flags *pqres, struct page *spare,
+		   struct async_submit_ctl *submit);
+
+struct dma_async_tx_descriptor *
+async_raid6_2data_recov(int src_num, size_t bytes, int faila, int failb,
+			struct page **ptrs, struct async_submit_ctl *submit);
 
 struct dma_async_tx_descriptor *
-async_trigger_callback(enum async_tx_flags flags,
-	struct dma_async_tx_descriptor *depend_tx,
-	dma_async_tx_callback cb_fn, void *cb_fn_param);
+async_raid6_datap_recov(int src_num, size_t bytes, int faila,
+			struct page **ptrs, struct async_submit_ctl *submit);
 
 void async_tx_quiesce(struct dma_async_tx_descriptor **tx);
 #endif /* _ASYNC_TX_H_ */
diff --git a/include/linux/ata.h b/include/linux/ata.h
index 6299a259ed19..4fb357312b3b 100644
--- a/include/linux/ata.h
+++ b/include/linux/ata.h
@@ -334,9 +334,12 @@ enum {
 	SETFEATURES_SATA_DISABLE = 0x90, /* Disable use of SATA feature */
 
 	/* SETFEATURE Sector counts for SATA features */
-	SATA_AN			= 0x05,  /* Asynchronous Notification */
-	SATA_DIPM		= 0x03,  /* Device Initiated Power Management */
-	SATA_FPDMA_AA		= 0x02,  /* DMA Setup FIS Auto-Activate */
+	SATA_FPDMA_OFFSET	= 0x01,	/* FPDMA non-zero buffer offsets */
+	SATA_FPDMA_AA		= 0x02, /* FPDMA Setup FIS Auto-Activate */
+	SATA_DIPM		= 0x03,	/* Device Initiated Power Management */
+	SATA_FPDMA_IN_ORDER	= 0x04,	/* FPDMA in-order data delivery */
+	SATA_AN			= 0x05,	/* Asynchronous Notification */
+	SATA_SSP		= 0x06,	/* Software Settings Preservation */
 
 	/* feature values for SET_MAX */
 	ATA_SET_MAX_ADDR	= 0x00,
diff --git a/include/linux/atmdev.h b/include/linux/atmdev.h
index 086e5c362d3a..817b23705c91 100644
--- a/include/linux/atmdev.h
+++ b/include/linux/atmdev.h
@@ -397,7 +397,7 @@ struct atmdev_ops { /* only send is required */
 	int (*getsockopt)(struct atm_vcc *vcc,int level,int optname,
 	    void __user *optval,int optlen);
 	int (*setsockopt)(struct atm_vcc *vcc,int level,int optname,
-	    void __user *optval,int optlen);
+	    void __user *optval,unsigned int optlen);
 	int (*send)(struct atm_vcc *vcc,struct sk_buff *skb);
 	int (*send_oam)(struct atm_vcc *vcc,void *cell,int flags);
 	void (*phy_put)(struct atm_dev *dev,unsigned char value,
diff --git a/include/linux/backing-dev.h b/include/linux/backing-dev.h
index 0ee33c2e6129..b449e738533a 100644
--- a/include/linux/backing-dev.h
+++ b/include/linux/backing-dev.h
@@ -101,7 +101,8 @@ int bdi_register(struct backing_dev_info *bdi, struct device *parent,
 		const char *fmt, ...);
 int bdi_register_dev(struct backing_dev_info *bdi, dev_t dev);
 void bdi_unregister(struct backing_dev_info *bdi);
-void bdi_start_writeback(struct backing_dev_info *bdi, long nr_pages);
+void bdi_start_writeback(struct backing_dev_info *bdi, struct super_block *sb,
+				long nr_pages);
 int bdi_writeback_task(struct bdi_writeback *wb);
 int bdi_has_dirty_io(struct backing_dev_info *bdi);
 
diff --git a/include/linux/backlight.h b/include/linux/backlight.h
index 79ca2da81c87..0f5f57858a23 100644
--- a/include/linux/backlight.h
+++ b/include/linux/backlight.h
@@ -27,6 +27,11 @@
  * Any other use of the locks below is probably wrong.
  */
 
+enum backlight_update_reason {
+	BACKLIGHT_UPDATE_HOTKEY,
+	BACKLIGHT_UPDATE_SYSFS,
+};
+
 struct backlight_device;
 struct fb_info;
 
@@ -100,6 +105,8 @@ static inline void backlight_update_status(struct backlight_device *bd)
 extern struct backlight_device *backlight_device_register(const char *name,
 	struct device *dev, void *devdata, struct backlight_ops *ops);
 extern void backlight_device_unregister(struct backlight_device *bd);
+extern void backlight_force_update(struct backlight_device *bd,
+				   enum backlight_update_reason reason);
 
 #define to_backlight_device(obj) container_of(obj, struct backlight_device, dev)
 
diff --git a/include/linux/binfmts.h b/include/linux/binfmts.h
index 2046b5b8af48..aece486ac734 100644
--- a/include/linux/binfmts.h
+++ b/include/linux/binfmts.h
@@ -120,7 +120,7 @@ extern int copy_strings_kernel(int argc,char ** argv,struct linux_binprm *bprm);
 extern int prepare_bprm_creds(struct linux_binprm *bprm);
 extern void install_exec_creds(struct linux_binprm *bprm);
 extern void do_coredump(long signr, int exit_code, struct pt_regs *regs);
-extern int set_binfmt(struct linux_binfmt *new);
+extern void set_binfmt(struct linux_binfmt *new);
 extern void free_bprm(struct linux_binprm *);
 
 #endif /* __KERNEL__ */
diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h
index e23a86cae5ac..221cecd86bd3 100644
--- a/include/linux/blkdev.h
+++ b/include/linux/blkdev.h
@@ -82,7 +82,6 @@ enum rq_cmd_type_bits {
 enum {
 	REQ_LB_OP_EJECT	= 0x40,		/* eject request */
 	REQ_LB_OP_FLUSH = 0x41,		/* flush request */
-	REQ_LB_OP_DISCARD = 0x42,	/* discard sectors */
 };
 
 /*
@@ -261,7 +260,6 @@ typedef void (request_fn_proc) (struct request_queue *q);
 typedef int (make_request_fn) (struct request_queue *q, struct bio *bio);
 typedef int (prep_rq_fn) (struct request_queue *, struct request *);
 typedef void (unplug_fn) (struct request_queue *);
-typedef int (prepare_discard_fn) (struct request_queue *, struct request *);
 
 struct bio_vec;
 struct bvec_merge_data {
@@ -313,6 +311,7 @@ struct queue_limits {
 	unsigned int		alignment_offset;
 	unsigned int		io_min;
 	unsigned int		io_opt;
+	unsigned int		max_discard_sectors;
 
 	unsigned short		logical_block_size;
 	unsigned short		max_hw_segments;
@@ -340,7 +339,6 @@ struct request_queue
 	make_request_fn		*make_request_fn;
 	prep_rq_fn		*prep_rq_fn;
 	unplug_fn		*unplug_fn;
-	prepare_discard_fn	*prepare_discard_fn;
 	merge_bvec_fn		*merge_bvec_fn;
 	prepare_flush_fn	*prepare_flush_fn;
 	softirq_done_fn		*softirq_done_fn;
@@ -460,6 +458,7 @@ struct request_queue
 #define QUEUE_FLAG_VIRT        QUEUE_FLAG_NONROT /* paravirt device */
 #define QUEUE_FLAG_IO_STAT     15	/* do IO stats */
 #define QUEUE_FLAG_CQ	       16	/* hardware does queuing */
+#define QUEUE_FLAG_DISCARD     17	/* supports DISCARD */
 
 #define QUEUE_FLAG_DEFAULT	((1 << QUEUE_FLAG_IO_STAT) |		\
 				 (1 << QUEUE_FLAG_CLUSTER) |		\
@@ -591,6 +590,7 @@ enum {
 #define blk_queue_flushing(q)	((q)->ordseq)
 #define blk_queue_stackable(q)	\
 	test_bit(QUEUE_FLAG_STACKABLE, &(q)->queue_flags)
+#define blk_queue_discard(q)	test_bit(QUEUE_FLAG_DISCARD, &(q)->queue_flags)
 
 #define blk_fs_request(rq)	((rq)->cmd_type == REQ_TYPE_FS)
 #define blk_pc_request(rq)	((rq)->cmd_type == REQ_TYPE_BLOCK_PC)
@@ -929,6 +929,8 @@ extern void blk_queue_max_hw_sectors(struct request_queue *, unsigned int);
 extern void blk_queue_max_phys_segments(struct request_queue *, unsigned short);
 extern void blk_queue_max_hw_segments(struct request_queue *, unsigned short);
 extern void blk_queue_max_segment_size(struct request_queue *, unsigned int);
+extern void blk_queue_max_discard_sectors(struct request_queue *q,
+		unsigned int max_discard_sectors);
 extern void blk_queue_logical_block_size(struct request_queue *, unsigned short);
 extern void blk_queue_physical_block_size(struct request_queue *, unsigned short);
 extern void blk_queue_alignment_offset(struct request_queue *q,
@@ -955,7 +957,6 @@ extern void blk_queue_merge_bvec(struct request_queue *, merge_bvec_fn *);
 extern void blk_queue_dma_alignment(struct request_queue *, int);
 extern void blk_queue_update_dma_alignment(struct request_queue *, int);
 extern void blk_queue_softirq_done(struct request_queue *, softirq_done_fn *);
-extern void blk_queue_set_discard(struct request_queue *, prepare_discard_fn *);
 extern void blk_queue_rq_timed_out(struct request_queue *, rq_timed_out_fn *);
 extern void blk_queue_rq_timeout(struct request_queue *, unsigned int);
 extern struct backing_dev_info *blk_get_backing_dev_info(struct block_device *bdev);
@@ -1080,25 +1081,37 @@ static inline unsigned int queue_physical_block_size(struct request_queue *q)
 	return q->limits.physical_block_size;
 }
 
+static inline int bdev_physical_block_size(struct block_device *bdev)
+{
+	return queue_physical_block_size(bdev_get_queue(bdev));
+}
+
 static inline unsigned int queue_io_min(struct request_queue *q)
 {
 	return q->limits.io_min;
 }
 
+static inline int bdev_io_min(struct block_device *bdev)
+{
+	return queue_io_min(bdev_get_queue(bdev));
+}
+
 static inline unsigned int queue_io_opt(struct request_queue *q)
 {
 	return q->limits.io_opt;
 }
 
+static inline int bdev_io_opt(struct block_device *bdev)
+{
+	return queue_io_opt(bdev_get_queue(bdev));
+}
+
 static inline int queue_alignment_offset(struct request_queue *q)
 {
-	if (q && q->limits.misaligned)
+	if (q->limits.misaligned)
 		return -1;
 
-	if (q && q->limits.alignment_offset)
-		return q->limits.alignment_offset;
-
-	return 0;
+	return q->limits.alignment_offset;
 }
 
 static inline int queue_sector_alignment_offset(struct request_queue *q,
@@ -1108,6 +1121,19 @@ static inline int queue_sector_alignment_offset(struct request_queue *q,
 		& (q->limits.io_min - 1);
 }
 
+static inline int bdev_alignment_offset(struct block_device *bdev)
+{
+	struct request_queue *q = bdev_get_queue(bdev);
+
+	if (q->limits.misaligned)
+		return -1;
+
+	if (bdev != bdev->bd_contains)
+		return bdev->bd_part->alignment_offset;
+
+	return q->limits.alignment_offset;
+}
+
 static inline int queue_dma_alignment(struct request_queue *q)
 {
 	return q ? q->dma_alignment : 511;
diff --git a/include/linux/blktrace_api.h b/include/linux/blktrace_api.h
index 7e4350ece0f8..3b73b9992b26 100644
--- a/include/linux/blktrace_api.h
+++ b/include/linux/blktrace_api.h
@@ -198,6 +198,7 @@ extern int blk_trace_setup(struct request_queue *q, char *name, dev_t dev,
 			   char __user *arg);
 extern int blk_trace_startstop(struct request_queue *q, int start);
 extern int blk_trace_remove(struct request_queue *q);
+extern void blk_trace_remove_sysfs(struct device *dev);
 extern int blk_trace_init_sysfs(struct device *dev);
 
 extern struct attribute_group blk_trace_attr_group;
@@ -211,6 +212,7 @@ extern struct attribute_group blk_trace_attr_group;
 # define blk_trace_startstop(q, start)			(-ENOTTY)
 # define blk_trace_remove(q)				(-ENOTTY)
 # define blk_add_trace_msg(q, fmt, ...)			do { } while (0)
+# define blk_trace_remove_sysfs(dev)			do { } while (0)
 static inline int blk_trace_init_sysfs(struct device *dev)
 {
 	return 0;
diff --git a/include/linux/bootmem.h b/include/linux/bootmem.h
index bc3ab7073695..dd97fb8408a8 100644
--- a/include/linux/bootmem.h
+++ b/include/linux/bootmem.h
@@ -132,9 +132,6 @@ static inline void *alloc_remap(int nid, unsigned long size)
 }
 #endif /* CONFIG_HAVE_ARCH_ALLOC_REMAP */
 
-extern unsigned long __meminitdata nr_kernel_pages;
-extern unsigned long __meminitdata nr_all_pages;
-
 extern void *alloc_large_system_hash(const char *tablename,
 				     unsigned long bucketsize,
 				     unsigned long numentries,
@@ -145,6 +142,8 @@ extern void *alloc_large_system_hash(const char *tablename,
 				     unsigned long limit);
 
 #define HASH_EARLY	0x00000001	/* Allocating during early boot? */
+#define HASH_SMALL	0x00000002	/* sub-page allocation allowed, min
+					 * shift passed via *_hash_shift */
 
 /* Only NUMA needs hash distribution. 64bit NUMA architectures have
  * sufficient vmalloc space.
diff --git a/include/linux/capability.h b/include/linux/capability.h
index c3021105edc0..c8f2a5f70ed5 100644
--- a/include/linux/capability.h
+++ b/include/linux/capability.h
@@ -7,7 +7,7 @@
  *
  * See here for the libcap library ("POSIX draft" compliance):
  *
- * ftp://linux.kernel.org/pub/linux/libs/security/linux-privs/kernel-2.6/
+ * ftp://www.kernel.org/pub/linux/libs/security/linux-privs/kernel-2.6/
  */
 
 #ifndef _LINUX_CAPABILITY_H
diff --git a/include/linux/cgroup.h b/include/linux/cgroup.h
index 90bba9e62286..0008dee66514 100644
--- a/include/linux/cgroup.h
+++ b/include/linux/cgroup.h
@@ -37,7 +37,7 @@ extern void cgroup_exit(struct task_struct *p, int run_callbacks);
 extern int cgroupstats_build(struct cgroupstats *stats,
 				struct dentry *dentry);
 
-extern struct file_operations proc_cgroup_operations;
+extern const struct file_operations proc_cgroup_operations;
 
 /* Define the enumeration of all cgroup subsystems */
 #define SUBSYS(_x) _x ## _subsys_id,
@@ -141,6 +141,38 @@ enum {
 	CGRP_WAIT_ON_RMDIR,
 };
 
+/* which pidlist file are we talking about? */
+enum cgroup_filetype {
+	CGROUP_FILE_PROCS,
+	CGROUP_FILE_TASKS,
+};
+
+/*
+ * A pidlist is a list of pids that virtually represents the contents of one
+ * of the cgroup files ("procs" or "tasks"). We keep a list of such pidlists,
+ * a pair (one each for procs, tasks) for each pid namespace that's relevant
+ * to the cgroup.
+ */
+struct cgroup_pidlist {
+	/*
+	 * used to find which pidlist is wanted. doesn't change as long as
+	 * this particular list stays in the list.
+	 */
+	struct { enum cgroup_filetype type; struct pid_namespace *ns; } key;
+	/* array of xids */
+	pid_t *list;
+	/* how many elements the above list has */
+	int length;
+	/* how many files are using the current array */
+	int use_count;
+	/* each of these stored in a list by its cgroup */
+	struct list_head links;
+	/* pointer to the cgroup we belong to, for list removal purposes */
+	struct cgroup *owner;
+	/* protects the other fields */
+	struct rw_semaphore mutex;
+};
+
 struct cgroup {
 	unsigned long flags;		/* "unsigned long" so bitops work */
 
@@ -179,11 +211,12 @@ struct cgroup {
 	 */
 	struct list_head release_list;
 
-	/* pids_mutex protects pids_list and cached pid arrays. */
-	struct rw_semaphore pids_mutex;
-
-	/* Linked list of struct cgroup_pids */
-	struct list_head pids_list;
+	/*
+	 * list of pidlists, up to two for each namespace (one for procs, one
+	 * for tasks); created on demand.
+	 */
+	struct list_head pidlists;
+	struct mutex pidlist_mutex;
 
 	/* For RCU-protected deletion */
 	struct rcu_head rcu_head;
@@ -227,6 +260,9 @@ struct css_set {
 	 * during subsystem registration (at boot time).
 	 */
 	struct cgroup_subsys_state *subsys[CGROUP_SUBSYS_COUNT];
+
+	/* For RCU-protected deletion */
+	struct rcu_head rcu_head;
 };
 
 /*
@@ -389,10 +425,11 @@ struct cgroup_subsys {
 						  struct cgroup *cgrp);
 	int (*pre_destroy)(struct cgroup_subsys *ss, struct cgroup *cgrp);
 	void (*destroy)(struct cgroup_subsys *ss, struct cgroup *cgrp);
-	int (*can_attach)(struct cgroup_subsys *ss,
-			  struct cgroup *cgrp, struct task_struct *tsk);
+	int (*can_attach)(struct cgroup_subsys *ss, struct cgroup *cgrp,
+			  struct task_struct *tsk, bool threadgroup);
 	void (*attach)(struct cgroup_subsys *ss, struct cgroup *cgrp,
-			struct cgroup *old_cgrp, struct task_struct *tsk);
+			struct cgroup *old_cgrp, struct task_struct *tsk,
+			bool threadgroup);
 	void (*fork)(struct cgroup_subsys *ss, struct task_struct *task);
 	void (*exit)(struct cgroup_subsys *ss, struct task_struct *task);
 	int (*populate)(struct cgroup_subsys *ss,
diff --git a/include/linux/cn_proc.h b/include/linux/cn_proc.h
index b8125b2eb665..47dac5ea8d3a 100644
--- a/include/linux/cn_proc.h
+++ b/include/linux/cn_proc.h
@@ -52,6 +52,7 @@ struct proc_event {
 		PROC_EVENT_EXEC = 0x00000002,
 		PROC_EVENT_UID  = 0x00000004,
 		PROC_EVENT_GID  = 0x00000040,
+		PROC_EVENT_SID  = 0x00000080,
 		/* "next" should be 0x00000400 */
 		/* "last" is the last process event: exit */
 		PROC_EVENT_EXIT = 0x80000000
@@ -89,6 +90,11 @@ struct proc_event {
 			} e;
 		} id;
 
+		struct sid_proc_event {
+			__kernel_pid_t process_pid;
+			__kernel_pid_t process_tgid;
+		} sid;
+
 		struct exit_proc_event {
 			__kernel_pid_t process_pid;
 			__kernel_pid_t process_tgid;
@@ -102,6 +108,7 @@ struct proc_event {
 void proc_fork_connector(struct task_struct *task);
 void proc_exec_connector(struct task_struct *task);
 void proc_id_connector(struct task_struct *task, int which_id);
+void proc_sid_connector(struct task_struct *task);
 void proc_exit_connector(struct task_struct *task);
 #else
 static inline void proc_fork_connector(struct task_struct *task)
@@ -114,6 +121,9 @@ static inline void proc_id_connector(struct task_struct *task,
 				     int which_id)
 {}
 
+static inline void proc_sid_connector(struct task_struct *task)
+{}
+
 static inline void proc_exit_connector(struct task_struct *task)
 {}
 #endif	/* CONFIG_PROC_EVENTS */
diff --git a/include/linux/configfs.h b/include/linux/configfs.h
index 7f627775c947..ddb7a97c78c2 100644
--- a/include/linux/configfs.h
+++ b/include/linux/configfs.h
@@ -27,8 +27,8 @@
  *
  * configfs Copyright (C) 2005 Oracle.  All rights reserved.
  *
- * Please read Documentation/filesystems/configfs.txt before using the
- * configfs interface, ESPECIALLY the parts about reference counts and
+ * Please read Documentation/filesystems/configfs/configfs.txt before using
+ * the configfs interface, ESPECIALLY the parts about reference counts and
  * item destructors.
  */
 
diff --git a/include/linux/connector.h b/include/linux/connector.h
index 47ebf416f512..3a14615fd35c 100644
--- a/include/linux/connector.h
+++ b/include/linux/connector.h
@@ -132,11 +132,8 @@ struct cn_callback_id {
 };
 
 struct cn_callback_data {
-	void (*destruct_data) (void *);
-	void *ddata;
-	
-	void *callback_priv;
-	void (*callback) (struct cn_msg *);
+	struct sk_buff *skb;
+	void (*callback) (struct cn_msg *, struct netlink_skb_parms *);
 
 	void *free;
 };
@@ -167,11 +164,11 @@ struct cn_dev {
 	struct cn_queue_dev *cbdev;
 };
 
-int cn_add_callback(struct cb_id *, char *, void (*callback) (struct cn_msg *));
+int cn_add_callback(struct cb_id *, char *, void (*callback) (struct cn_msg *, struct netlink_skb_parms *));
 void cn_del_callback(struct cb_id *);
 int cn_netlink_send(struct cn_msg *, u32, gfp_t);
 
-int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id, void (*callback)(struct cn_msg *));
+int cn_queue_add_callback(struct cn_queue_dev *dev, char *name, struct cb_id *id, void (*callback)(struct cn_msg *, struct netlink_skb_parms *));
 void cn_queue_del_callback(struct cn_queue_dev *dev, struct cb_id *id);
 
 int queue_cn_work(struct cn_callback_entry *cbq, struct work_struct *work);
diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h
index 44717eb47639..79a2340d83cd 100644
--- a/include/linux/cpufreq.h
+++ b/include/linux/cpufreq.h
@@ -291,8 +291,15 @@ struct global_attr {
 int cpufreq_get_policy(struct cpufreq_policy *policy, unsigned int cpu);
 int cpufreq_update_policy(unsigned int cpu);
 
+#ifdef CONFIG_CPU_FREQ
 /* query the current CPU frequency (in kHz). If zero, cpufreq couldn't detect it */
 unsigned int cpufreq_get(unsigned int cpu);
+#else
+static inline unsigned int cpufreq_get(unsigned int cpu)
+{
+	return 0;
+}
+#endif
 
 /* query the last known CPU freq (in kHz). If zero, cpufreq couldn't detect it */
 #ifdef CONFIG_CPU_FREQ
diff --git a/include/linux/cpumask.h b/include/linux/cpumask.h
index 796df12091b7..789cf5f920ce 100644
--- a/include/linux/cpumask.h
+++ b/include/linux/cpumask.h
@@ -3,444 +3,37 @@
 
 /*
  * Cpumasks provide a bitmap suitable for representing the
- * set of CPU's in a system, one bit position per CPU number.
- *
- * The new cpumask_ ops take a "struct cpumask *"; the old ones
- * use cpumask_t.
- *
- * See detailed comments in the file linux/bitmap.h describing the
- * data type on which these cpumasks are based.
- *
- * For details of cpumask_scnprintf() and cpumask_parse_user(),
- * see bitmap_scnprintf() and bitmap_parse_user() in lib/bitmap.c.
- * For details of cpulist_scnprintf() and cpulist_parse(), see
- * bitmap_scnlistprintf() and bitmap_parselist(), also in bitmap.c.
- * For details of cpu_remap(), see bitmap_bitremap in lib/bitmap.c
- * For details of cpus_remap(), see bitmap_remap in lib/bitmap.c.
- * For details of cpus_onto(), see bitmap_onto in lib/bitmap.c.
- * For details of cpus_fold(), see bitmap_fold in lib/bitmap.c.
- *
- * . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
- * Note: The alternate operations with the suffix "_nr" are used
- *       to limit the range of the loop to nr_cpu_ids instead of
- *       NR_CPUS when NR_CPUS > 64 for performance reasons.
- *       If NR_CPUS is <= 64 then most assembler bitmask
- *       operators execute faster with a constant range, so
- *       the operator will continue to use NR_CPUS.
- *
- *       Another consideration is that nr_cpu_ids is initialized
- *       to NR_CPUS and isn't lowered until the possible cpus are
- *       discovered (including any disabled cpus).  So early uses
- *       will span the entire range of NR_CPUS.
- * . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
- *
- * The obsolescent cpumask operations are:
- *
- * void cpu_set(cpu, mask)		turn on bit 'cpu' in mask
- * void cpu_clear(cpu, mask)		turn off bit 'cpu' in mask
- * void cpus_setall(mask)		set all bits
- * void cpus_clear(mask)		clear all bits
- * int cpu_isset(cpu, mask)		true iff bit 'cpu' set in mask
- * int cpu_test_and_set(cpu, mask)	test and set bit 'cpu' in mask
- *
- * int cpus_and(dst, src1, src2)	dst = src1 & src2  [intersection]
- * void cpus_or(dst, src1, src2)	dst = src1 | src2  [union]
- * void cpus_xor(dst, src1, src2)	dst = src1 ^ src2
- * int cpus_andnot(dst, src1, src2)	dst = src1 & ~src2
- * void cpus_complement(dst, src)	dst = ~src
- *
- * int cpus_equal(mask1, mask2)		Does mask1 == mask2?
- * int cpus_intersects(mask1, mask2)	Do mask1 and mask2 intersect?
- * int cpus_subset(mask1, mask2)	Is mask1 a subset of mask2?
- * int cpus_empty(mask)			Is mask empty (no bits sets)?
- * int cpus_full(mask)			Is mask full (all bits sets)?
- * int cpus_weight(mask)		Hamming weigh - number of set bits
- * int cpus_weight_nr(mask)		Same using nr_cpu_ids instead of NR_CPUS
- *
- * void cpus_shift_right(dst, src, n)	Shift right
- * void cpus_shift_left(dst, src, n)	Shift left
- *
- * int first_cpu(mask)			Number lowest set bit, or NR_CPUS
- * int next_cpu(cpu, mask)		Next cpu past 'cpu', or NR_CPUS
- * int next_cpu_nr(cpu, mask)		Next cpu past 'cpu', or nr_cpu_ids
- *
- * cpumask_t cpumask_of_cpu(cpu)	Return cpumask with bit 'cpu' set
- *					(can be used as an lvalue)
- * CPU_MASK_ALL				Initializer - all bits set
- * CPU_MASK_NONE			Initializer - no bits set
- * unsigned long *cpus_addr(mask)	Array of unsigned long's in mask
- *
- * CPUMASK_ALLOC kmalloc's a structure that is a composite of many cpumask_t
- * variables, and CPUMASK_PTR provides pointers to each field.
- *
- * The structure should be defined something like this:
- * struct my_cpumasks {
- *	cpumask_t mask1;
- *	cpumask_t mask2;
- * };
- *
- * Usage is then:
- *	CPUMASK_ALLOC(my_cpumasks);
- *	CPUMASK_PTR(mask1, my_cpumasks);
- *	CPUMASK_PTR(mask2, my_cpumasks);
- *
- *	--- DO NOT reference cpumask_t pointers until this check ---
- *	if (my_cpumasks == NULL)
- *		"kmalloc failed"...
- *
- * References are now pointers to the cpumask_t variables (*mask1, ...)
- *
- *if NR_CPUS > BITS_PER_LONG
- *   CPUMASK_ALLOC(m)			Declares and allocates struct m *m =
- *						kmalloc(sizeof(*m), GFP_KERNEL)
- *   CPUMASK_FREE(m)			Macro for kfree(m)
- *else
- *   CPUMASK_ALLOC(m)			Declares struct m _m, *m = &_m
- *   CPUMASK_FREE(m)			Nop
- *endif
- *   CPUMASK_PTR(v, m)			Declares cpumask_t *v = &(m->v)
- * ------------------------------------------------------------------------
- *
- * int cpumask_scnprintf(buf, len, mask) Format cpumask for printing
- * int cpumask_parse_user(ubuf, ulen, mask)	Parse ascii string as cpumask
- * int cpulist_scnprintf(buf, len, mask) Format cpumask as list for printing
- * int cpulist_parse(buf, map)		Parse ascii string as cpulist
- * int cpu_remap(oldbit, old, new)	newbit = map(old, new)(oldbit)
- * void cpus_remap(dst, src, old, new)	*dst = map(old, new)(src)
- * void cpus_onto(dst, orig, relmap)	*dst = orig relative to relmap
- * void cpus_fold(dst, orig, sz)	dst bits = orig bits mod sz
- *
- * for_each_cpu_mask(cpu, mask)		for-loop cpu over mask using NR_CPUS
- * for_each_cpu_mask_nr(cpu, mask)	for-loop cpu over mask using nr_cpu_ids
- *
- * int num_online_cpus()		Number of online CPUs
- * int num_possible_cpus()		Number of all possible CPUs
- * int num_present_cpus()		Number of present CPUs
- *
- * int cpu_online(cpu)			Is some cpu online?
- * int cpu_possible(cpu)		Is some cpu possible?
- * int cpu_present(cpu)			Is some cpu present (can schedule)?
- *
- * int any_online_cpu(mask)		First online cpu in mask
- *
- * for_each_possible_cpu(cpu)		for-loop cpu over cpu_possible_map
- * for_each_online_cpu(cpu)		for-loop cpu over cpu_online_map
- * for_each_present_cpu(cpu)		for-loop cpu over cpu_present_map
- *
- * Subtlety:
- * 1) The 'type-checked' form of cpu_isset() causes gcc (3.3.2, anyway)
- *    to generate slightly worse code.  Note for example the additional
- *    40 lines of assembly code compiling the "for each possible cpu"
- *    loops buried in the disk_stat_read() macros calls when compiling
- *    drivers/block/genhd.c (arch i386, CONFIG_SMP=y).  So use a simple
- *    one-line #define for cpu_isset(), instead of wrapping an inline
- *    inside a macro, the way we do the other calls.
+ * set of CPU's in a system, one bit position per CPU number.  In general,
+ * only nr_cpu_ids (<= NR_CPUS) bits are valid.
  */
-
 #include <linux/kernel.h>
 #include <linux/threads.h>
 #include <linux/bitmap.h>
 
 typedef struct cpumask { DECLARE_BITMAP(bits, NR_CPUS); } cpumask_t;
-extern cpumask_t _unused_cpumask_arg_;
-
-#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
-#define cpu_set(cpu, dst) __cpu_set((cpu), &(dst))
-static inline void __cpu_set(int cpu, volatile cpumask_t *dstp)
-{
-	set_bit(cpu, dstp->bits);
-}
-
-#define cpu_clear(cpu, dst) __cpu_clear((cpu), &(dst))
-static inline void __cpu_clear(int cpu, volatile cpumask_t *dstp)
-{
-	clear_bit(cpu, dstp->bits);
-}
-
-#define cpus_setall(dst) __cpus_setall(&(dst), NR_CPUS)
-static inline void __cpus_setall(cpumask_t *dstp, int nbits)
-{
-	bitmap_fill(dstp->bits, nbits);
-}
-
-#define cpus_clear(dst) __cpus_clear(&(dst), NR_CPUS)
-static inline void __cpus_clear(cpumask_t *dstp, int nbits)
-{
-	bitmap_zero(dstp->bits, nbits);
-}
-
-/* No static inline type checking - see Subtlety (1) above. */
-#define cpu_isset(cpu, cpumask) test_bit((cpu), (cpumask).bits)
-
-#define cpu_test_and_set(cpu, cpumask) __cpu_test_and_set((cpu), &(cpumask))
-static inline int __cpu_test_and_set(int cpu, cpumask_t *addr)
-{
-	return test_and_set_bit(cpu, addr->bits);
-}
-
-#define cpus_and(dst, src1, src2) __cpus_and(&(dst), &(src1), &(src2), NR_CPUS)
-static inline int __cpus_and(cpumask_t *dstp, const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	return bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_or(dst, src1, src2) __cpus_or(&(dst), &(src1), &(src2), NR_CPUS)
-static inline void __cpus_or(cpumask_t *dstp, const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	bitmap_or(dstp->bits, src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_xor(dst, src1, src2) __cpus_xor(&(dst), &(src1), &(src2), NR_CPUS)
-static inline void __cpus_xor(cpumask_t *dstp, const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	bitmap_xor(dstp->bits, src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_andnot(dst, src1, src2) \
-				__cpus_andnot(&(dst), &(src1), &(src2), NR_CPUS)
-static inline int __cpus_andnot(cpumask_t *dstp, const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	return bitmap_andnot(dstp->bits, src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_complement(dst, src) __cpus_complement(&(dst), &(src), NR_CPUS)
-static inline void __cpus_complement(cpumask_t *dstp,
-					const cpumask_t *srcp, int nbits)
-{
-	bitmap_complement(dstp->bits, srcp->bits, nbits);
-}
-
-#define cpus_equal(src1, src2) __cpus_equal(&(src1), &(src2), NR_CPUS)
-static inline int __cpus_equal(const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	return bitmap_equal(src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_intersects(src1, src2) __cpus_intersects(&(src1), &(src2), NR_CPUS)
-static inline int __cpus_intersects(const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	return bitmap_intersects(src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_subset(src1, src2) __cpus_subset(&(src1), &(src2), NR_CPUS)
-static inline int __cpus_subset(const cpumask_t *src1p,
-					const cpumask_t *src2p, int nbits)
-{
-	return bitmap_subset(src1p->bits, src2p->bits, nbits);
-}
-
-#define cpus_empty(src) __cpus_empty(&(src), NR_CPUS)
-static inline int __cpus_empty(const cpumask_t *srcp, int nbits)
-{
-	return bitmap_empty(srcp->bits, nbits);
-}
-
-#define cpus_full(cpumask) __cpus_full(&(cpumask), NR_CPUS)
-static inline int __cpus_full(const cpumask_t *srcp, int nbits)
-{
-	return bitmap_full(srcp->bits, nbits);
-}
-
-#define cpus_weight(cpumask) __cpus_weight(&(cpumask), NR_CPUS)
-static inline int __cpus_weight(const cpumask_t *srcp, int nbits)
-{
-	return bitmap_weight(srcp->bits, nbits);
-}
-
-#define cpus_shift_right(dst, src, n) \
-			__cpus_shift_right(&(dst), &(src), (n), NR_CPUS)
-static inline void __cpus_shift_right(cpumask_t *dstp,
-					const cpumask_t *srcp, int n, int nbits)
-{
-	bitmap_shift_right(dstp->bits, srcp->bits, n, nbits);
-}
-
-#define cpus_shift_left(dst, src, n) \
-			__cpus_shift_left(&(dst), &(src), (n), NR_CPUS)
-static inline void __cpus_shift_left(cpumask_t *dstp,
-					const cpumask_t *srcp, int n, int nbits)
-{
-	bitmap_shift_left(dstp->bits, srcp->bits, n, nbits);
-}
-#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
 
 /**
- * to_cpumask - convert an NR_CPUS bitmap to a struct cpumask *
- * @bitmap: the bitmap
- *
- * There are a few places where cpumask_var_t isn't appropriate and
- * static cpumasks must be used (eg. very early boot), yet we don't
- * expose the definition of 'struct cpumask'.
+ * cpumask_bits - get the bits in a cpumask
+ * @maskp: the struct cpumask *
  *
- * This does the conversion, and can be used as a constant initializer.
+ * You should only assume nr_cpu_ids bits of this mask are valid.  This is
+ * a macro so it's const-correct.
  */
-#define to_cpumask(bitmap)						\
-	((struct cpumask *)(1 ? (bitmap)				\
-			    : (void *)sizeof(__check_is_bitmap(bitmap))))
-
-static inline int __check_is_bitmap(const unsigned long *bitmap)
-{
-	return 1;
-}
-
-/*
- * Special-case data structure for "single bit set only" constant CPU masks.
- *
- * We pre-generate all the 64 (or 32) possible bit positions, with enough
- * padding to the left and the right, and return the constant pointer
- * appropriately offset.
- */
-extern const unsigned long
-	cpu_bit_bitmap[BITS_PER_LONG+1][BITS_TO_LONGS(NR_CPUS)];
-
-static inline const struct cpumask *get_cpu_mask(unsigned int cpu)
-{
-	const unsigned long *p = cpu_bit_bitmap[1 + cpu % BITS_PER_LONG];
-	p -= cpu / BITS_PER_LONG;
-	return to_cpumask(p);
-}
-
-#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
-/*
- * In cases where we take the address of the cpumask immediately,
- * gcc optimizes it out (it's a constant) and there's no huge stack
- * variable created:
- */
-#define cpumask_of_cpu(cpu) (*get_cpu_mask(cpu))
-
-
-#define CPU_MASK_LAST_WORD BITMAP_LAST_WORD_MASK(NR_CPUS)
-
-#if NR_CPUS <= BITS_PER_LONG
-
-#define CPU_MASK_ALL							\
-(cpumask_t) { {								\
-	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD			\
-} }
-
-#define CPU_MASK_ALL_PTR	(&CPU_MASK_ALL)
-
-#else
-
-#define CPU_MASK_ALL							\
-(cpumask_t) { {								\
-	[0 ... BITS_TO_LONGS(NR_CPUS)-2] = ~0UL,			\
-	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD			\
-} }
-
-/* cpu_mask_all is in init/main.c */
-extern cpumask_t cpu_mask_all;
-#define CPU_MASK_ALL_PTR	(&cpu_mask_all)
-
-#endif
-
-#define CPU_MASK_NONE							\
-(cpumask_t) { {								\
-	[0 ... BITS_TO_LONGS(NR_CPUS)-1] =  0UL				\
-} }
-
-#define CPU_MASK_CPU0							\
-(cpumask_t) { {								\
-	[0] =  1UL							\
-} }
-
-#define cpus_addr(src) ((src).bits)
-
-#if NR_CPUS > BITS_PER_LONG
-#define	CPUMASK_ALLOC(m)	struct m *m = kmalloc(sizeof(*m), GFP_KERNEL)
-#define	CPUMASK_FREE(m)		kfree(m)
-#else
-#define	CPUMASK_ALLOC(m)	struct m _m, *m = &_m
-#define	CPUMASK_FREE(m)
-#endif
-#define	CPUMASK_PTR(v, m) 	cpumask_t *v = &(m->v)
-
-#define cpu_remap(oldbit, old, new) \
-		__cpu_remap((oldbit), &(old), &(new), NR_CPUS)
-static inline int __cpu_remap(int oldbit,
-		const cpumask_t *oldp, const cpumask_t *newp, int nbits)
-{
-	return bitmap_bitremap(oldbit, oldp->bits, newp->bits, nbits);
-}
-
-#define cpus_remap(dst, src, old, new) \
-		__cpus_remap(&(dst), &(src), &(old), &(new), NR_CPUS)
-static inline void __cpus_remap(cpumask_t *dstp, const cpumask_t *srcp,
-		const cpumask_t *oldp, const cpumask_t *newp, int nbits)
-{
-	bitmap_remap(dstp->bits, srcp->bits, oldp->bits, newp->bits, nbits);
-}
-
-#define cpus_onto(dst, orig, relmap) \
-		__cpus_onto(&(dst), &(orig), &(relmap), NR_CPUS)
-static inline void __cpus_onto(cpumask_t *dstp, const cpumask_t *origp,
-		const cpumask_t *relmapp, int nbits)
-{
-	bitmap_onto(dstp->bits, origp->bits, relmapp->bits, nbits);
-}
-
-#define cpus_fold(dst, orig, sz) \
-		__cpus_fold(&(dst), &(orig), sz, NR_CPUS)
-static inline void __cpus_fold(cpumask_t *dstp, const cpumask_t *origp,
-		int sz, int nbits)
-{
-	bitmap_fold(dstp->bits, origp->bits, sz, nbits);
-}
-#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
+#define cpumask_bits(maskp) ((maskp)->bits)
 
 #if NR_CPUS == 1
-
 #define nr_cpu_ids		1
-#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
-#define first_cpu(src)		({ (void)(src); 0; })
-#define next_cpu(n, src)	({ (void)(src); 1; })
-#define any_online_cpu(mask)	0
-#define for_each_cpu_mask(cpu, mask)	\
-	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)
-#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
-#else /* NR_CPUS > 1 */
-
+#else
 extern int nr_cpu_ids;
-#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
-int __first_cpu(const cpumask_t *srcp);
-int __next_cpu(int n, const cpumask_t *srcp);
-int __any_online_cpu(const cpumask_t *mask);
-
-#define first_cpu(src)		__first_cpu(&(src))
-#define next_cpu(n, src)	__next_cpu((n), &(src))
-#define any_online_cpu(mask) __any_online_cpu(&(mask))
-#define for_each_cpu_mask(cpu, mask)			\
-	for ((cpu) = -1;				\
-		(cpu) = next_cpu((cpu), (mask)),	\
-		(cpu) < NR_CPUS; )
-#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
 #endif
 
-#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
-#if NR_CPUS <= 64
-
-#define next_cpu_nr(n, src)		next_cpu(n, src)
-#define cpus_weight_nr(cpumask)		cpus_weight(cpumask)
-#define for_each_cpu_mask_nr(cpu, mask)	for_each_cpu_mask(cpu, mask)
-
-#else /* NR_CPUS > 64 */
-
-int __next_cpu_nr(int n, const cpumask_t *srcp);
-#define next_cpu_nr(n, src)	__next_cpu_nr((n), &(src))
-#define cpus_weight_nr(cpumask)	__cpus_weight(&(cpumask), nr_cpu_ids)
-#define for_each_cpu_mask_nr(cpu, mask)			\
-	for ((cpu) = -1;				\
-		(cpu) = next_cpu_nr((cpu), (mask)),	\
-		(cpu) < nr_cpu_ids; )
-
-#endif /* NR_CPUS > 64 */
-#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
+#ifdef CONFIG_CPUMASK_OFFSTACK
+/* Assuming NR_CPUS is huge, a runtime limit is more efficient.  Also,
+ * not all bits may be allocated. */
+#define nr_cpumask_bits	nr_cpu_ids
+#else
+#define nr_cpumask_bits	NR_CPUS
+#endif
 
 /*
  * The following particular system cpumasks and operations manage
@@ -487,12 +80,6 @@ extern const struct cpumask *const cpu_online_mask;
 extern const struct cpumask *const cpu_present_mask;
 extern const struct cpumask *const cpu_active_mask;
 
-/* These strip const, as traditionally they weren't const. */
-#define cpu_possible_map	(*(cpumask_t *)cpu_possible_mask)
-#define cpu_online_map		(*(cpumask_t *)cpu_online_mask)
-#define cpu_present_map		(*(cpumask_t *)cpu_present_mask)
-#define cpu_active_map		(*(cpumask_t *)cpu_active_mask)
-
 #if NR_CPUS > 1
 #define num_online_cpus()	cpumask_weight(cpu_online_mask)
 #define num_possible_cpus()	cpumask_weight(cpu_possible_mask)
@@ -511,35 +98,6 @@ extern const struct cpumask *const cpu_active_mask;
 #define cpu_active(cpu)		((cpu) == 0)
 #endif
 
-#define cpu_is_offline(cpu)	unlikely(!cpu_online(cpu))
-
-/* These are the new versions of the cpumask operators: passed by pointer.
- * The older versions will be implemented in terms of these, then deleted. */
-#define cpumask_bits(maskp) ((maskp)->bits)
-
-#if NR_CPUS <= BITS_PER_LONG
-#define CPU_BITS_ALL						\
-{								\
-	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD	\
-}
-
-#else /* NR_CPUS > BITS_PER_LONG */
-
-#define CPU_BITS_ALL						\
-{								\
-	[0 ... BITS_TO_LONGS(NR_CPUS)-2] = ~0UL,		\
-	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD		\
-}
-#endif /* NR_CPUS > BITS_PER_LONG */
-
-#ifdef CONFIG_CPUMASK_OFFSTACK
-/* Assuming NR_CPUS is huge, a runtime limit is more efficient.  Also,
- * not all bits may be allocated. */
-#define nr_cpumask_bits	nr_cpu_ids
-#else
-#define nr_cpumask_bits	NR_CPUS
-#endif
-
 /* verify cpu argument to cpumask_* operators */
 static inline unsigned int cpumask_check(unsigned int cpu)
 {
@@ -715,6 +273,18 @@ static inline int cpumask_test_and_set_cpu(int cpu, struct cpumask *cpumask)
 }
 
 /**
+ * cpumask_test_and_clear_cpu - atomically test and clear a cpu in a cpumask
+ * @cpu: cpu number (< nr_cpu_ids)
+ * @cpumask: the cpumask pointer
+ *
+ * test_and_clear_bit wrapper for cpumasks.
+ */
+static inline int cpumask_test_and_clear_cpu(int cpu, struct cpumask *cpumask)
+{
+	return test_and_clear_bit(cpumask_check(cpu), cpumask_bits(cpumask));
+}
+
+/**
  * cpumask_setall - set all cpus (< nr_cpu_ids) in a cpumask
  * @dstp: the cpumask pointer
  */
@@ -1088,4 +658,241 @@ void set_cpu_active(unsigned int cpu, bool active);
 void init_cpu_present(const struct cpumask *src);
 void init_cpu_possible(const struct cpumask *src);
 void init_cpu_online(const struct cpumask *src);
+
+/**
+ * to_cpumask - convert an NR_CPUS bitmap to a struct cpumask *
+ * @bitmap: the bitmap
+ *
+ * There are a few places where cpumask_var_t isn't appropriate and
+ * static cpumasks must be used (eg. very early boot), yet we don't
+ * expose the definition of 'struct cpumask'.
+ *
+ * This does the conversion, and can be used as a constant initializer.
+ */
+#define to_cpumask(bitmap)						\
+	((struct cpumask *)(1 ? (bitmap)				\
+			    : (void *)sizeof(__check_is_bitmap(bitmap))))
+
+static inline int __check_is_bitmap(const unsigned long *bitmap)
+{
+	return 1;
+}
+
+/*
+ * Special-case data structure for "single bit set only" constant CPU masks.
+ *
+ * We pre-generate all the 64 (or 32) possible bit positions, with enough
+ * padding to the left and the right, and return the constant pointer
+ * appropriately offset.
+ */
+extern const unsigned long
+	cpu_bit_bitmap[BITS_PER_LONG+1][BITS_TO_LONGS(NR_CPUS)];
+
+static inline const struct cpumask *get_cpu_mask(unsigned int cpu)
+{
+	const unsigned long *p = cpu_bit_bitmap[1 + cpu % BITS_PER_LONG];
+	p -= cpu / BITS_PER_LONG;
+	return to_cpumask(p);
+}
+
+#define cpu_is_offline(cpu)	unlikely(!cpu_online(cpu))
+
+#if NR_CPUS <= BITS_PER_LONG
+#define CPU_BITS_ALL						\
+{								\
+	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD	\
+}
+
+#else /* NR_CPUS > BITS_PER_LONG */
+
+#define CPU_BITS_ALL						\
+{								\
+	[0 ... BITS_TO_LONGS(NR_CPUS)-2] = ~0UL,		\
+	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD		\
+}
+#endif /* NR_CPUS > BITS_PER_LONG */
+
+/*
+ *
+ * From here down, all obsolete.  Use cpumask_ variants!
+ *
+ */
+#ifndef CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS
+/* These strip const, as traditionally they weren't const. */
+#define cpu_possible_map	(*(cpumask_t *)cpu_possible_mask)
+#define cpu_online_map		(*(cpumask_t *)cpu_online_mask)
+#define cpu_present_map		(*(cpumask_t *)cpu_present_mask)
+#define cpu_active_map		(*(cpumask_t *)cpu_active_mask)
+
+#define cpumask_of_cpu(cpu) (*get_cpu_mask(cpu))
+
+#define CPU_MASK_LAST_WORD BITMAP_LAST_WORD_MASK(NR_CPUS)
+
+#if NR_CPUS <= BITS_PER_LONG
+
+#define CPU_MASK_ALL							\
+(cpumask_t) { {								\
+	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD			\
+} }
+
+#else
+
+#define CPU_MASK_ALL							\
+(cpumask_t) { {								\
+	[0 ... BITS_TO_LONGS(NR_CPUS)-2] = ~0UL,			\
+	[BITS_TO_LONGS(NR_CPUS)-1] = CPU_MASK_LAST_WORD			\
+} }
+
+#endif
+
+#define CPU_MASK_NONE							\
+(cpumask_t) { {								\
+	[0 ... BITS_TO_LONGS(NR_CPUS)-1] =  0UL				\
+} }
+
+#define CPU_MASK_CPU0							\
+(cpumask_t) { {								\
+	[0] =  1UL							\
+} }
+
+#if NR_CPUS == 1
+#define first_cpu(src)		({ (void)(src); 0; })
+#define next_cpu(n, src)	({ (void)(src); 1; })
+#define any_online_cpu(mask)	0
+#define for_each_cpu_mask(cpu, mask)	\
+	for ((cpu) = 0; (cpu) < 1; (cpu)++, (void)mask)
+#else /* NR_CPUS > 1 */
+int __first_cpu(const cpumask_t *srcp);
+int __next_cpu(int n, const cpumask_t *srcp);
+int __any_online_cpu(const cpumask_t *mask);
+
+#define first_cpu(src)		__first_cpu(&(src))
+#define next_cpu(n, src)	__next_cpu((n), &(src))
+#define any_online_cpu(mask) __any_online_cpu(&(mask))
+#define for_each_cpu_mask(cpu, mask)			\
+	for ((cpu) = -1;				\
+		(cpu) = next_cpu((cpu), (mask)),	\
+		(cpu) < NR_CPUS; )
+#endif /* SMP */
+
+#if NR_CPUS <= 64
+
+#define for_each_cpu_mask_nr(cpu, mask)	for_each_cpu_mask(cpu, mask)
+
+#else /* NR_CPUS > 64 */
+
+int __next_cpu_nr(int n, const cpumask_t *srcp);
+#define for_each_cpu_mask_nr(cpu, mask)			\
+	for ((cpu) = -1;				\
+		(cpu) = __next_cpu_nr((cpu), &(mask)),	\
+		(cpu) < nr_cpu_ids; )
+
+#endif /* NR_CPUS > 64 */
+
+#define cpus_addr(src) ((src).bits)
+
+#define cpu_set(cpu, dst) __cpu_set((cpu), &(dst))
+static inline void __cpu_set(int cpu, volatile cpumask_t *dstp)
+{
+	set_bit(cpu, dstp->bits);
+}
+
+#define cpu_clear(cpu, dst) __cpu_clear((cpu), &(dst))
+static inline void __cpu_clear(int cpu, volatile cpumask_t *dstp)
+{
+	clear_bit(cpu, dstp->bits);
+}
+
+#define cpus_setall(dst) __cpus_setall(&(dst), NR_CPUS)
+static inline void __cpus_setall(cpumask_t *dstp, int nbits)
+{
+	bitmap_fill(dstp->bits, nbits);
+}
+
+#define cpus_clear(dst) __cpus_clear(&(dst), NR_CPUS)
+static inline void __cpus_clear(cpumask_t *dstp, int nbits)
+{
+	bitmap_zero(dstp->bits, nbits);
+}
+
+/* No static inline type checking - see Subtlety (1) above. */
+#define cpu_isset(cpu, cpumask) test_bit((cpu), (cpumask).bits)
+
+#define cpu_test_and_set(cpu, cpumask) __cpu_test_and_set((cpu), &(cpumask))
+static inline int __cpu_test_and_set(int cpu, cpumask_t *addr)
+{
+	return test_and_set_bit(cpu, addr->bits);
+}
+
+#define cpus_and(dst, src1, src2) __cpus_and(&(dst), &(src1), &(src2), NR_CPUS)
+static inline int __cpus_and(cpumask_t *dstp, const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	return bitmap_and(dstp->bits, src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_or(dst, src1, src2) __cpus_or(&(dst), &(src1), &(src2), NR_CPUS)
+static inline void __cpus_or(cpumask_t *dstp, const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	bitmap_or(dstp->bits, src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_xor(dst, src1, src2) __cpus_xor(&(dst), &(src1), &(src2), NR_CPUS)
+static inline void __cpus_xor(cpumask_t *dstp, const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	bitmap_xor(dstp->bits, src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_andnot(dst, src1, src2) \
+				__cpus_andnot(&(dst), &(src1), &(src2), NR_CPUS)
+static inline int __cpus_andnot(cpumask_t *dstp, const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	return bitmap_andnot(dstp->bits, src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_equal(src1, src2) __cpus_equal(&(src1), &(src2), NR_CPUS)
+static inline int __cpus_equal(const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	return bitmap_equal(src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_intersects(src1, src2) __cpus_intersects(&(src1), &(src2), NR_CPUS)
+static inline int __cpus_intersects(const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	return bitmap_intersects(src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_subset(src1, src2) __cpus_subset(&(src1), &(src2), NR_CPUS)
+static inline int __cpus_subset(const cpumask_t *src1p,
+					const cpumask_t *src2p, int nbits)
+{
+	return bitmap_subset(src1p->bits, src2p->bits, nbits);
+}
+
+#define cpus_empty(src) __cpus_empty(&(src), NR_CPUS)
+static inline int __cpus_empty(const cpumask_t *srcp, int nbits)
+{
+	return bitmap_empty(srcp->bits, nbits);
+}
+
+#define cpus_weight(cpumask) __cpus_weight(&(cpumask), NR_CPUS)
+static inline int __cpus_weight(const cpumask_t *srcp, int nbits)
+{
+	return bitmap_weight(srcp->bits, nbits);
+}
+
+#define cpus_shift_left(dst, src, n) \
+			__cpus_shift_left(&(dst), &(src), (n), NR_CPUS)
+static inline void __cpus_shift_left(cpumask_t *dstp,
+					const cpumask_t *srcp, int n, int nbits)
+{
+	bitmap_shift_left(dstp->bits, srcp->bits, n, nbits);
+}
+#endif /* !CONFIG_DISABLE_OBSOLETE_CPUMASK_FUNCTIONS */
+
 #endif /* __LINUX_CPUMASK_H */
diff --git a/include/linux/cred.h b/include/linux/cred.h
index fb371601a3b4..4e3387a89cb9 100644
--- a/include/linux/cred.h
+++ b/include/linux/cred.h
@@ -176,23 +176,7 @@ extern void __invalid_creds(const struct cred *, const char *, unsigned);
 extern void __validate_process_creds(struct task_struct *,
 				     const char *, unsigned);
 
-static inline bool creds_are_invalid(const struct cred *cred)
-{
-	if (cred->magic != CRED_MAGIC)
-		return true;
-	if (atomic_read(&cred->usage) < atomic_read(&cred->subscribers))
-		return true;
-#ifdef CONFIG_SECURITY_SELINUX
-	if (selinux_is_enabled()) {
-		if ((unsigned long) cred->security < PAGE_SIZE)
-			return true;
-		if ((*(u32 *)cred->security & 0xffffff00) ==
-		    (POISON_FREE << 24 | POISON_FREE << 16 | POISON_FREE << 8))
-			return true;
-	}
-#endif
-	return false;
-}
+extern bool creds_are_invalid(const struct cred *cred);
 
 static inline void __validate_creds(const struct cred *cred,
 				    const char *file, unsigned line)
diff --git a/include/linux/cyclades.h b/include/linux/cyclades.h
index 1fbdea4f08eb..a5049eaf782d 100644
--- a/include/linux/cyclades.h
+++ b/include/linux/cyclades.h
@@ -499,6 +499,7 @@ struct cyclades_card {
 		void __iomem *p9050;
 		struct RUNTIME_9060 __iomem *p9060;
 	} ctl_addr;
+	struct BOARD_CTRL __iomem *board_ctrl;	/* cyz specific */
 	int irq;
 	unsigned int num_chips;	/* 0 if card absent, -1 if Z/PCI, else Y */
 	unsigned int first_line;	/* minor number of first channel on card */
@@ -541,6 +542,15 @@ struct cyclades_port {
 	int                     magic;
 	struct tty_port		port;
 	struct cyclades_card	*card;
+	union {
+		struct {
+			void __iomem *base_addr;
+		} cyy;
+		struct {
+			struct CH_CTRL __iomem	*ch_ctrl;
+			struct BUF_CTRL __iomem	*buf_ctrl;
+		} cyz;
+	} u;
 	int			line;
 	int			flags; 		/* defined in tty.h */
 	int                     type;		/* UART type */
@@ -568,7 +578,6 @@ struct cyclades_port {
 	struct cyclades_idle_stats	idle_stats;
 	struct cyclades_icount	icount;
 	struct completion       shutdown_wait;
-	wait_queue_head_t       delta_msr_wait;
 	int throttle;
 };
 
diff --git a/include/linux/dca.h b/include/linux/dca.h
index 9c20c7e87d0a..d27a7a05718d 100644
--- a/include/linux/dca.h
+++ b/include/linux/dca.h
@@ -20,6 +20,9 @@
  */
 #ifndef DCA_H
 #define DCA_H
+
+#include <linux/pci.h>
+
 /* DCA Provider API */
 
 /* DCA Notifier Interface */
@@ -36,6 +39,12 @@ struct dca_provider {
 	int			 id;
 };
 
+struct dca_domain {
+	struct list_head	node;
+	struct list_head	dca_providers;
+	struct pci_bus		*pci_rc;
+};
+
 struct dca_ops {
 	int	(*add_requester)    (struct dca_provider *, struct device *);
 	int	(*remove_requester) (struct dca_provider *, struct device *);
@@ -47,7 +56,7 @@ struct dca_ops {
 struct dca_provider *alloc_dca_provider(struct dca_ops *ops, int priv_size);
 void free_dca_provider(struct dca_provider *dca);
 int register_dca_provider(struct dca_provider *dca, struct device *dev);
-void unregister_dca_provider(struct dca_provider *dca);
+void unregister_dca_provider(struct dca_provider *dca, struct device *dev);
 
 static inline void *dca_priv(struct dca_provider *dca)
 {
diff --git a/include/linux/debugfs.h b/include/linux/debugfs.h
index eb5c2ba2f81a..fc1b930f246c 100644
--- a/include/linux/debugfs.h
+++ b/include/linux/debugfs.h
@@ -9,7 +9,7 @@
  *	2 as published by the Free Software Foundation.
  *
  *  debugfs is for people to use instead of /proc or /sys.
- *  See Documentation/DocBook/kernel-api for more details.
+ *  See Documentation/DocBook/filesystems for more details.
  */
 
 #ifndef _DEBUGFS_H_
diff --git a/include/linux/device.h b/include/linux/device.h
index 847b763e40e9..2ea3e4921812 100644
--- a/include/linux/device.h
+++ b/include/linux/device.h
@@ -124,7 +124,9 @@ struct device_driver {
 	struct bus_type		*bus;
 
 	struct module		*owner;
-	const char 		*mod_name;	/* used for built-in modules */
+	const char		*mod_name;	/* used for built-in modules */
+
+	bool suppress_bind_attrs;	/* disables bind/unbind via sysfs */
 
 	int (*probe) (struct device *dev);
 	int (*remove) (struct device *dev);
@@ -193,7 +195,7 @@ struct class {
 	struct kobject			*dev_kobj;
 
 	int (*dev_uevent)(struct device *dev, struct kobj_uevent_env *env);
-	char *(*nodename)(struct device *dev);
+	char *(*devnode)(struct device *dev, mode_t *mode);
 
 	void (*class_release)(struct class *class);
 	void (*dev_release)(struct device *dev);
@@ -298,7 +300,7 @@ struct device_type {
 	const char *name;
 	const struct attribute_group **groups;
 	int (*uevent)(struct device *dev, struct kobj_uevent_env *env);
-	char *(*nodename)(struct device *dev);
+	char *(*devnode)(struct device *dev, mode_t *mode);
 	void (*release)(struct device *dev);
 
 	const struct dev_pm_ops *pm;
@@ -487,7 +489,8 @@ extern struct device *device_find_child(struct device *dev, void *data,
 extern int device_rename(struct device *dev, char *new_name);
 extern int device_move(struct device *dev, struct device *new_parent,
 		       enum dpm_order dpm_order);
-extern const char *device_get_nodename(struct device *dev, const char **tmp);
+extern const char *device_get_devnode(struct device *dev,
+				      mode_t *mode, const char **tmp);
 extern void *dev_get_drvdata(const struct device *dev);
 extern void dev_set_drvdata(struct device *dev, void *data);
 
diff --git a/include/linux/dmaengine.h b/include/linux/dmaengine.h
index ffefba81c818..2b9f2ac7ed60 100644
--- a/include/linux/dmaengine.h
+++ b/include/linux/dmaengine.h
@@ -48,19 +48,20 @@ enum dma_status {
 
 /**
  * enum dma_transaction_type - DMA transaction types/indexes
+ *
+ * Note: The DMA_ASYNC_TX capability is not to be set by drivers.  It is
+ * automatically set as dma devices are registered.
  */
 enum dma_transaction_type {
 	DMA_MEMCPY,
 	DMA_XOR,
-	DMA_PQ_XOR,
-	DMA_DUAL_XOR,
-	DMA_PQ_UPDATE,
-	DMA_ZERO_SUM,
-	DMA_PQ_ZERO_SUM,
+	DMA_PQ,
+	DMA_XOR_VAL,
+	DMA_PQ_VAL,
 	DMA_MEMSET,
-	DMA_MEMCPY_CRC32C,
 	DMA_INTERRUPT,
 	DMA_PRIVATE,
+	DMA_ASYNC_TX,
 	DMA_SLAVE,
 };
 
@@ -70,18 +71,25 @@ enum dma_transaction_type {
 
 /**
  * enum dma_ctrl_flags - DMA flags to augment operation preparation,
- * 	control completion, and communicate status.
+ *  control completion, and communicate status.
  * @DMA_PREP_INTERRUPT - trigger an interrupt (callback) upon completion of
- * 	this transaction
+ *  this transaction
  * @DMA_CTRL_ACK - the descriptor cannot be reused until the client
- * 	acknowledges receipt, i.e. has has a chance to establish any
- * 	dependency chains
+ *  acknowledges receipt, i.e. has has a chance to establish any dependency
+ *  chains
  * @DMA_COMPL_SKIP_SRC_UNMAP - set to disable dma-unmapping the source buffer(s)
  * @DMA_COMPL_SKIP_DEST_UNMAP - set to disable dma-unmapping the destination(s)
  * @DMA_COMPL_SRC_UNMAP_SINGLE - set to do the source dma-unmapping as single
  * 	(if not set, do the source dma-unmapping as page)
  * @DMA_COMPL_DEST_UNMAP_SINGLE - set to do the destination dma-unmapping as single
  * 	(if not set, do the destination dma-unmapping as page)
+ * @DMA_PREP_PQ_DISABLE_P - prevent generation of P while generating Q
+ * @DMA_PREP_PQ_DISABLE_Q - prevent generation of Q while generating P
+ * @DMA_PREP_CONTINUE - indicate to a driver that it is reusing buffers as
+ *  sources that were the result of a previous operation, in the case of a PQ
+ *  operation it continues the calculation with new sources
+ * @DMA_PREP_FENCE - tell the driver that subsequent operations depend
+ *  on the result of this operation
  */
 enum dma_ctrl_flags {
 	DMA_PREP_INTERRUPT = (1 << 0),
@@ -90,9 +98,32 @@ enum dma_ctrl_flags {
 	DMA_COMPL_SKIP_DEST_UNMAP = (1 << 3),
 	DMA_COMPL_SRC_UNMAP_SINGLE = (1 << 4),
 	DMA_COMPL_DEST_UNMAP_SINGLE = (1 << 5),
+	DMA_PREP_PQ_DISABLE_P = (1 << 6),
+	DMA_PREP_PQ_DISABLE_Q = (1 << 7),
+	DMA_PREP_CONTINUE = (1 << 8),
+	DMA_PREP_FENCE = (1 << 9),
 };
 
 /**
+ * enum sum_check_bits - bit position of pq_check_flags
+ */
+enum sum_check_bits {
+	SUM_CHECK_P = 0,
+	SUM_CHECK_Q = 1,
+};
+
+/**
+ * enum pq_check_flags - result of async_{xor,pq}_zero_sum operations
+ * @SUM_CHECK_P_RESULT - 1 if xor zero sum error, 0 otherwise
+ * @SUM_CHECK_Q_RESULT - 1 if reed-solomon zero sum error, 0 otherwise
+ */
+enum sum_check_flags {
+	SUM_CHECK_P_RESULT = (1 << SUM_CHECK_P),
+	SUM_CHECK_Q_RESULT = (1 << SUM_CHECK_Q),
+};
+
+
+/**
  * dma_cap_mask_t - capabilities bitmap modeled after cpumask_t.
  * See linux/cpumask.h
  */
@@ -180,8 +211,6 @@ typedef void (*dma_async_tx_callback)(void *dma_async_param);
  * @flags: flags to augment operation preparation, control completion, and
  * 	communicate status
  * @phys: physical address of the descriptor
- * @tx_list: driver common field for operations that require multiple
- *	descriptors
  * @chan: target channel for this operation
  * @tx_submit: set the prepared descriptor(s) to be executed by the engine
  * @callback: routine to call after this operation is complete
@@ -195,7 +224,6 @@ struct dma_async_tx_descriptor {
 	dma_cookie_t cookie;
 	enum dma_ctrl_flags flags; /* not a 'long' to pack with cookie */
 	dma_addr_t phys;
-	struct list_head tx_list;
 	struct dma_chan *chan;
 	dma_cookie_t (*tx_submit)(struct dma_async_tx_descriptor *tx);
 	dma_async_tx_callback callback;
@@ -213,6 +241,11 @@ struct dma_async_tx_descriptor {
  * @global_node: list_head for global dma_device_list
  * @cap_mask: one or more dma_capability flags
  * @max_xor: maximum number of xor sources, 0 if no capability
+ * @max_pq: maximum number of PQ sources and PQ-continue capability
+ * @copy_align: alignment shift for memcpy operations
+ * @xor_align: alignment shift for xor operations
+ * @pq_align: alignment shift for pq operations
+ * @fill_align: alignment shift for memset operations
  * @dev_id: unique device ID
  * @dev: struct device reference for dma mapping api
  * @device_alloc_chan_resources: allocate resources and return the
@@ -220,7 +253,9 @@ struct dma_async_tx_descriptor {
  * @device_free_chan_resources: release DMA channel's resources
  * @device_prep_dma_memcpy: prepares a memcpy operation
  * @device_prep_dma_xor: prepares a xor operation
- * @device_prep_dma_zero_sum: prepares a zero_sum operation
+ * @device_prep_dma_xor_val: prepares a xor validation operation
+ * @device_prep_dma_pq: prepares a pq operation
+ * @device_prep_dma_pq_val: prepares a pqzero_sum operation
  * @device_prep_dma_memset: prepares a memset operation
  * @device_prep_dma_interrupt: prepares an end of chain interrupt operation
  * @device_prep_slave_sg: prepares a slave dma operation
@@ -235,7 +270,13 @@ struct dma_device {
 	struct list_head channels;
 	struct list_head global_node;
 	dma_cap_mask_t  cap_mask;
-	int max_xor;
+	unsigned short max_xor;
+	unsigned short max_pq;
+	u8 copy_align;
+	u8 xor_align;
+	u8 pq_align;
+	u8 fill_align;
+	#define DMA_HAS_PQ_CONTINUE (1 << 15)
 
 	int dev_id;
 	struct device *dev;
@@ -249,9 +290,17 @@ struct dma_device {
 	struct dma_async_tx_descriptor *(*device_prep_dma_xor)(
 		struct dma_chan *chan, dma_addr_t dest, dma_addr_t *src,
 		unsigned int src_cnt, size_t len, unsigned long flags);
-	struct dma_async_tx_descriptor *(*device_prep_dma_zero_sum)(
+	struct dma_async_tx_descriptor *(*device_prep_dma_xor_val)(
 		struct dma_chan *chan, dma_addr_t *src,	unsigned int src_cnt,
-		size_t len, u32 *result, unsigned long flags);
+		size_t len, enum sum_check_flags *result, unsigned long flags);
+	struct dma_async_tx_descriptor *(*device_prep_dma_pq)(
+		struct dma_chan *chan, dma_addr_t *dst, dma_addr_t *src,
+		unsigned int src_cnt, const unsigned char *scf,
+		size_t len, unsigned long flags);
+	struct dma_async_tx_descriptor *(*device_prep_dma_pq_val)(
+		struct dma_chan *chan, dma_addr_t *pq, dma_addr_t *src,
+		unsigned int src_cnt, const unsigned char *scf, size_t len,
+		enum sum_check_flags *pqres, unsigned long flags);
 	struct dma_async_tx_descriptor *(*device_prep_dma_memset)(
 		struct dma_chan *chan, dma_addr_t dest, int value, size_t len,
 		unsigned long flags);
@@ -270,6 +319,96 @@ struct dma_device {
 	void (*device_issue_pending)(struct dma_chan *chan);
 };
 
+static inline bool dmaengine_check_align(u8 align, size_t off1, size_t off2, size_t len)
+{
+	size_t mask;
+
+	if (!align)
+		return true;
+	mask = (1 << align) - 1;
+	if (mask & (off1 | off2 | len))
+		return false;
+	return true;
+}
+
+static inline bool is_dma_copy_aligned(struct dma_device *dev, size_t off1,
+				       size_t off2, size_t len)
+{
+	return dmaengine_check_align(dev->copy_align, off1, off2, len);
+}
+
+static inline bool is_dma_xor_aligned(struct dma_device *dev, size_t off1,
+				      size_t off2, size_t len)
+{
+	return dmaengine_check_align(dev->xor_align, off1, off2, len);
+}
+
+static inline bool is_dma_pq_aligned(struct dma_device *dev, size_t off1,
+				     size_t off2, size_t len)
+{
+	return dmaengine_check_align(dev->pq_align, off1, off2, len);
+}
+
+static inline bool is_dma_fill_aligned(struct dma_device *dev, size_t off1,
+				       size_t off2, size_t len)
+{
+	return dmaengine_check_align(dev->fill_align, off1, off2, len);
+}
+
+static inline void
+dma_set_maxpq(struct dma_device *dma, int maxpq, int has_pq_continue)
+{
+	dma->max_pq = maxpq;
+	if (has_pq_continue)
+		dma->max_pq |= DMA_HAS_PQ_CONTINUE;
+}
+
+static inline bool dmaf_continue(enum dma_ctrl_flags flags)
+{
+	return (flags & DMA_PREP_CONTINUE) == DMA_PREP_CONTINUE;
+}
+
+static inline bool dmaf_p_disabled_continue(enum dma_ctrl_flags flags)
+{
+	enum dma_ctrl_flags mask = DMA_PREP_CONTINUE | DMA_PREP_PQ_DISABLE_P;
+
+	return (flags & mask) == mask;
+}
+
+static inline bool dma_dev_has_pq_continue(struct dma_device *dma)
+{
+	return (dma->max_pq & DMA_HAS_PQ_CONTINUE) == DMA_HAS_PQ_CONTINUE;
+}
+
+static unsigned short dma_dev_to_maxpq(struct dma_device *dma)
+{
+	return dma->max_pq & ~DMA_HAS_PQ_CONTINUE;
+}
+
+/* dma_maxpq - reduce maxpq in the face of continued operations
+ * @dma - dma device with PQ capability
+ * @flags - to check if DMA_PREP_CONTINUE and DMA_PREP_PQ_DISABLE_P are set
+ *
+ * When an engine does not support native continuation we need 3 extra
+ * source slots to reuse P and Q with the following coefficients:
+ * 1/ {00} * P : remove P from Q', but use it as a source for P'
+ * 2/ {01} * Q : use Q to continue Q' calculation
+ * 3/ {00} * Q : subtract Q from P' to cancel (2)
+ *
+ * In the case where P is disabled we only need 1 extra source:
+ * 1/ {01} * Q : use Q to continue Q' calculation
+ */
+static inline int dma_maxpq(struct dma_device *dma, enum dma_ctrl_flags flags)
+{
+	if (dma_dev_has_pq_continue(dma) || !dmaf_continue(flags))
+		return dma_dev_to_maxpq(dma);
+	else if (dmaf_p_disabled_continue(flags))
+		return dma_dev_to_maxpq(dma) - 1;
+	else if (dmaf_continue(flags))
+		return dma_dev_to_maxpq(dma) - 3;
+	BUG();
+}
+
 /* --- public DMA engine API --- */
 
 #ifdef CONFIG_DMA_ENGINE
@@ -299,7 +438,11 @@ static inline void net_dmaengine_put(void)
 #ifdef CONFIG_ASYNC_TX_DMA
 #define async_dmaengine_get()	dmaengine_get()
 #define async_dmaengine_put()	dmaengine_put()
+#ifdef CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH
+#define async_dma_find_channel(type) dma_find_channel(DMA_ASYNC_TX)
+#else
 #define async_dma_find_channel(type) dma_find_channel(type)
+#endif /* CONFIG_ASYNC_TX_DISABLE_CHANNEL_SWITCH */
 #else
 static inline void async_dmaengine_get(void)
 {
@@ -312,7 +455,7 @@ async_dma_find_channel(enum dma_transaction_type type)
 {
 	return NULL;
 }
-#endif
+#endif /* CONFIG_ASYNC_TX_DMA */
 
 dma_cookie_t dma_async_memcpy_buf_to_buf(struct dma_chan *chan,
 	void *dest, void *src, size_t len);
diff --git a/include/linux/dvb/frontend.h b/include/linux/dvb/frontend.h
index 51c8d2d49e42..b6cb5425cde3 100644
--- a/include/linux/dvb/frontend.h
+++ b/include/linux/dvb/frontend.h
@@ -173,7 +173,8 @@ typedef enum fe_modulation {
 typedef enum fe_transmit_mode {
 	TRANSMISSION_MODE_2K,
 	TRANSMISSION_MODE_8K,
-	TRANSMISSION_MODE_AUTO
+	TRANSMISSION_MODE_AUTO,
+	TRANSMISSION_MODE_4K
 } fe_transmit_mode_t;
 
 typedef enum fe_bandwidth {
@@ -268,15 +269,42 @@ struct dvb_frontend_event {
 #define DTV_FE_CAPABILITY	16
 #define DTV_DELIVERY_SYSTEM	17
 
-#define DTV_API_VERSION				35
-#define DTV_API_VERSION				35
-#define DTV_CODE_RATE_HP			36
-#define DTV_CODE_RATE_LP			37
-#define DTV_GUARD_INTERVAL			38
-#define DTV_TRANSMISSION_MODE			39
-#define DTV_HIERARCHY				40
+/* ISDB-T and ISDB-Tsb */
+#define DTV_ISDBT_PARTIAL_RECEPTION	18
+#define DTV_ISDBT_SOUND_BROADCASTING	19
 
-#define DTV_MAX_COMMAND				DTV_HIERARCHY
+#define DTV_ISDBT_SB_SUBCHANNEL_ID	20
+#define DTV_ISDBT_SB_SEGMENT_IDX	21
+#define DTV_ISDBT_SB_SEGMENT_COUNT	22
+
+#define DTV_ISDBT_LAYERA_FEC			23
+#define DTV_ISDBT_LAYERA_MODULATION		24
+#define DTV_ISDBT_LAYERA_SEGMENT_COUNT		25
+#define DTV_ISDBT_LAYERA_TIME_INTERLEAVING	26
+
+#define DTV_ISDBT_LAYERB_FEC			27
+#define DTV_ISDBT_LAYERB_MODULATION		28
+#define DTV_ISDBT_LAYERB_SEGMENT_COUNT		29
+#define DTV_ISDBT_LAYERB_TIME_INTERLEAVING	30
+
+#define DTV_ISDBT_LAYERC_FEC			31
+#define DTV_ISDBT_LAYERC_MODULATION		32
+#define DTV_ISDBT_LAYERC_SEGMENT_COUNT		33
+#define DTV_ISDBT_LAYERC_TIME_INTERLEAVING	34
+
+#define DTV_API_VERSION		35
+
+#define DTV_CODE_RATE_HP	36
+#define DTV_CODE_RATE_LP	37
+#define DTV_GUARD_INTERVAL	38
+#define DTV_TRANSMISSION_MODE	39
+#define DTV_HIERARCHY		40
+
+#define DTV_ISDBT_LAYER_ENABLED	41
+
+#define DTV_ISDBS_TS_ID		42
+
+#define DTV_MAX_COMMAND				DTV_ISDBS_TS_ID
 
 typedef enum fe_pilot {
 	PILOT_ON,
diff --git a/include/linux/dvb/version.h b/include/linux/dvb/version.h
index 25b823b81734..540b0583d9fb 100644
--- a/include/linux/dvb/version.h
+++ b/include/linux/dvb/version.h
@@ -24,6 +24,6 @@
 #define _DVBVERSION_H_
 
 #define DVB_API_VERSION 5
-#define DVB_API_VERSION_MINOR 0
+#define DVB_API_VERSION_MINOR 1
 
 #endif /*_DVBVERSION_H_*/
diff --git a/include/linux/elf.h b/include/linux/elf.h
index 45a937be6d38..90a4ed0ea0e5 100644
--- a/include/linux/elf.h
+++ b/include/linux/elf.h
@@ -361,6 +361,7 @@ typedef struct elf64_shdr {
 #define NT_PPC_VSX	0x102		/* PowerPC VSX registers */
 #define NT_386_TLS	0x200		/* i386 TLS slots (struct user_desc) */
 #define NT_386_IOPERM	0x201		/* x86 io permission bitmap (1=deny) */
+#define NT_PRXSTATUS	0x300		/* s390 upper register halves */
 
 
 /* Note header in a PT_NOTE section */
diff --git a/include/linux/eventfd.h b/include/linux/eventfd.h
index 3b85ba6479f4..94dd10366a78 100644
--- a/include/linux/eventfd.h
+++ b/include/linux/eventfd.h
@@ -27,6 +27,7 @@
 
 #ifdef CONFIG_EVENTFD
 
+struct file *eventfd_file_create(unsigned int count, int flags);
 struct eventfd_ctx *eventfd_ctx_get(struct eventfd_ctx *ctx);
 void eventfd_ctx_put(struct eventfd_ctx *ctx);
 struct file *eventfd_fget(int fd);
@@ -40,6 +41,11 @@ int eventfd_signal(struct eventfd_ctx *ctx, int n);
  * Ugly ugly ugly error layer to support modules that uses eventfd but
  * pretend to work in !CONFIG_EVENTFD configurations. Namely, AIO.
  */
+static inline struct file *eventfd_file_create(unsigned int count, int flags)
+{
+	return ERR_PTR(-ENOSYS);
+}
+
 static inline struct eventfd_ctx *eventfd_ctx_fdget(int fd)
 {
 	return ERR_PTR(-ENOSYS);
diff --git a/include/linux/ext3_fs_i.h b/include/linux/ext3_fs_i.h
index ca1bfe90004f..93e7428156ba 100644
--- a/include/linux/ext3_fs_i.h
+++ b/include/linux/ext3_fs_i.h
@@ -137,6 +137,14 @@ struct ext3_inode_info {
 	 * by other means, so we have truncate_mutex.
 	 */
 	struct mutex truncate_mutex;
+
+	/*
+	 * Transactions that contain inode's metadata needed to complete
+	 * fsync and fdatasync, respectively.
+	 */
+	atomic_t i_sync_tid;
+	atomic_t i_datasync_tid;
+
 	struct inode vfs_inode;
 };
 
diff --git a/include/linux/fb.h b/include/linux/fb.h
index f847df9e99b6..de9c722e7b90 100644
--- a/include/linux/fb.h
+++ b/include/linux/fb.h
@@ -133,6 +133,7 @@ struct dentry;
 #define FB_ACCEL_NEOMAGIC_NM2230 96	/* NeoMagic NM2230              */
 #define FB_ACCEL_NEOMAGIC_NM2360 97	/* NeoMagic NM2360              */
 #define FB_ACCEL_NEOMAGIC_NM2380 98	/* NeoMagic NM2380              */
+#define FB_ACCEL_PXA3XX		 99	/* PXA3xx			*/
 
 #define FB_ACCEL_SAVAGE4        0x80	/* S3 Savage4                   */
 #define FB_ACCEL_SAVAGE3D       0x81	/* S3 Savage3D                  */
@@ -668,12 +669,6 @@ struct fb_ops {
 	/* perform fb specific mmap */
 	int (*fb_mmap)(struct fb_info *info, struct vm_area_struct *vma);
 
-	/* save current hardware state */
-	void (*fb_save_state)(struct fb_info *info);
-
-	/* restore saved state */
-	void (*fb_restore_state)(struct fb_info *info);
-
 	/* get capability given var */
 	void (*fb_get_caps)(struct fb_info *info, struct fb_blit_caps *caps,
 			    struct fb_var_screeninfo *var);
diff --git a/include/linux/firewire.h b/include/linux/firewire.h
index 192d1e43c43c..7e1d4dec83e7 100644
--- a/include/linux/firewire.h
+++ b/include/linux/firewire.h
@@ -134,20 +134,6 @@ struct fw_card {
 	u32 topology_map[(CSR_TOPOLOGY_MAP_END - CSR_TOPOLOGY_MAP) / 4];
 };
 
-static inline struct fw_card *fw_card_get(struct fw_card *card)
-{
-	kref_get(&card->kref);
-
-	return card;
-}
-
-void fw_card_release(struct kref *kref);
-
-static inline void fw_card_put(struct fw_card *card)
-{
-	kref_put(&card->kref, fw_card_release);
-}
-
 struct fw_attribute_group {
 	struct attribute_group *groups[2];
 	struct attribute_group group;
diff --git a/include/linux/flex_array.h b/include/linux/flex_array.h
index 45ff18491514..1d747f72298b 100644
--- a/include/linux/flex_array.h
+++ b/include/linux/flex_array.h
@@ -31,10 +31,32 @@ struct flex_array {
 	};
 };
 
-#define FLEX_ARRAY_INIT(size, total) { { {\
-	.element_size = (size),		\
-	.total_nr_elements = (total),	\
-} } }
+/* Number of bytes left in base struct flex_array, excluding metadata */
+#define FLEX_ARRAY_BASE_BYTES_LEFT					\
+	(FLEX_ARRAY_BASE_SIZE - offsetof(struct flex_array, parts))
+
+/* Number of pointers in base to struct flex_array_part pages */
+#define FLEX_ARRAY_NR_BASE_PTRS						\
+	(FLEX_ARRAY_BASE_BYTES_LEFT / sizeof(struct flex_array_part *))
+
+/* Number of elements of size that fit in struct flex_array_part */
+#define FLEX_ARRAY_ELEMENTS_PER_PART(size)				\
+	(FLEX_ARRAY_PART_SIZE / size)
+
+/*
+ * Defines a statically allocated flex array and ensures its parameters are
+ * valid.
+ */
+#define DEFINE_FLEX_ARRAY(__arrayname, __element_size, __total)		\
+	struct flex_array __arrayname = { { {				\
+		.element_size = (__element_size),			\
+		.total_nr_elements = (__total),				\
+	} } };								\
+	static inline void __arrayname##_invalid_parameter(void)	\
+	{								\
+		BUILD_BUG_ON((__total) > FLEX_ARRAY_NR_BASE_PTRS *	\
+			FLEX_ARRAY_ELEMENTS_PER_PART(__element_size));	\
+	}
 
 struct flex_array *flex_array_alloc(int element_size, unsigned int total,
 		gfp_t flags);
@@ -44,6 +66,8 @@ void flex_array_free(struct flex_array *fa);
 void flex_array_free_parts(struct flex_array *fa);
 int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src,
 		gfp_t flags);
+int flex_array_clear(struct flex_array *fa, unsigned int element_nr);
 void *flex_array_get(struct flex_array *fa, unsigned int element_nr);
+int flex_array_shrink(struct flex_array *fa);
 
 #endif /* _FLEX_ARRAY_H */
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 90162fb3bf04..2620a8c63571 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -300,6 +300,10 @@ struct inodes_stat_t {
 #define BLKTRACESTOP _IO(0x12,117)
 #define BLKTRACETEARDOWN _IO(0x12,118)
 #define BLKDISCARD _IO(0x12,119)
+#define BLKIOMIN _IO(0x12,120)
+#define BLKIOOPT _IO(0x12,121)
+#define BLKALIGNOFF _IO(0x12,122)
+#define BLKPBSZGET _IO(0x12,123)
 
 #define BMAP_IOCTL 1		/* obsolete - kept for compatibility */
 #define FIBMAP	   _IO(0x00,1)	/* bmap access */
@@ -595,6 +599,7 @@ struct address_space_operations {
 	int (*launder_page) (struct page *);
 	int (*is_partially_uptodate) (struct page *, read_descriptor_t *,
 					unsigned long);
+	int (*error_remove_page)(struct address_space *, struct page *);
 };
 
 /*
@@ -640,7 +645,6 @@ struct block_device {
 	struct super_block *	bd_super;
 	int			bd_openers;
 	struct mutex		bd_mutex;	/* open/close mutex */
-	struct semaphore	bd_mount_sem;
 	struct list_head	bd_inodes;
 	void *			bd_holder;
 	int			bd_holders;
@@ -1066,8 +1070,8 @@ struct file_lock {
 	struct fasync_struct *	fl_fasync; /* for lease break notifications */
 	unsigned long fl_break_time;	/* for nonblocking lease breaks */
 
-	struct file_lock_operations *fl_ops;	/* Callbacks for filesystems */
-	struct lock_manager_operations *fl_lmops;	/* Callbacks for lockmanagers */
+	const struct file_lock_operations *fl_ops;	/* Callbacks for filesystems */
+	const struct lock_manager_operations *fl_lmops;	/* Callbacks for lockmanagers */
 	union {
 		struct nfs_lock_info	nfs_fl;
 		struct nfs4_lock_info	nfs4_fl;
@@ -1315,11 +1319,11 @@ struct super_block {
 	unsigned long		s_blocksize;
 	unsigned char		s_blocksize_bits;
 	unsigned char		s_dirt;
-	unsigned long long	s_maxbytes;	/* Max file size */
+	loff_t			s_maxbytes;	/* Max file size */
 	struct file_system_type	*s_type;
 	const struct super_operations	*s_op;
-	struct dquot_operations	*dq_op;
- 	struct quotactl_ops	*s_qcop;
+	const struct dquot_operations	*dq_op;
+	const struct quotactl_ops	*s_qcop;
 	const struct export_operations *s_export_op;
 	unsigned long		s_flags;
 	unsigned long		s_magic;
@@ -2156,6 +2160,7 @@ extern ino_t iunique(struct super_block *, ino_t);
 extern int inode_needs_sync(struct inode *inode);
 extern void generic_delete_inode(struct inode *inode);
 extern void generic_drop_inode(struct inode *inode);
+extern int generic_detach_inode(struct inode *inode);
 
 extern struct inode *ilookup5_nowait(struct super_block *sb,
 		unsigned long hashval, int (*test)(struct inode *, void *),
@@ -2334,6 +2339,7 @@ extern void get_filesystem(struct file_system_type *fs);
 extern void put_filesystem(struct file_system_type *fs);
 extern struct file_system_type *get_fs_type(const char *name);
 extern struct super_block *get_super(struct block_device *);
+extern struct super_block *get_active_super(struct block_device *bdev);
 extern struct super_block *user_get_super(dev_t);
 extern void drop_super(struct super_block *sb);
 
@@ -2381,7 +2387,8 @@ extern int buffer_migrate_page(struct address_space *,
 #define buffer_migrate_page NULL
 #endif
 
-extern int inode_change_ok(struct inode *, struct iattr *);
+extern int inode_change_ok(const struct inode *, struct iattr *);
+extern int inode_newsize_ok(const struct inode *, loff_t offset);
 extern int __must_check inode_setattr(struct inode *, struct iattr *);
 
 extern void file_update_time(struct file *file);
@@ -2443,7 +2450,7 @@ static int __fops ## _open(struct inode *inode, struct file *file)	\
 	__simple_attr_check_format(__fmt, 0ull);			\
 	return simple_attr_open(inode, file, __get, __set, __fmt);	\
 }									\
-static struct file_operations __fops = {				\
+static const struct file_operations __fops = {				\
 	.owner	 = THIS_MODULE,						\
 	.open	 = __fops ## _open,					\
 	.release = simple_attr_release,					\
@@ -2467,7 +2474,7 @@ ssize_t simple_attr_write(struct file *file, const char __user *buf,
 			  size_t len, loff_t *ppos);
 
 struct ctl_table;
-int proc_nr_files(struct ctl_table *table, int write, struct file *filp,
+int proc_nr_files(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos);
 
 int __init get_filesystem_list(char *buf);
diff --git a/include/linux/fscache-cache.h b/include/linux/fscache-cache.h
index 84d3532dd3ea..7be0c6fbe880 100644
--- a/include/linux/fscache-cache.h
+++ b/include/linux/fscache-cache.h
@@ -91,6 +91,8 @@ struct fscache_operation {
 #define FSCACHE_OP_WAITING	4	/* cleared when op is woken */
 #define FSCACHE_OP_EXCLUSIVE	5	/* exclusive op, other ops must wait */
 #define FSCACHE_OP_DEAD		6	/* op is now dead */
+#define FSCACHE_OP_DEC_READ_CNT	7	/* decrement object->n_reads on destruction */
+#define FSCACHE_OP_KEEP_FLAGS	0xc0	/* flags to keep when repurposing an op */
 
 	atomic_t		usage;
 	unsigned		debug_id;	/* debugging ID */
@@ -102,6 +104,16 @@ struct fscache_operation {
 
 	/* operation releaser */
 	fscache_operation_release_t release;
+
+#ifdef CONFIG_SLOW_WORK_PROC
+	const char *name;		/* operation name */
+	const char *state;		/* operation state */
+#define fscache_set_op_name(OP, N)	do { (OP)->name  = (N); } while(0)
+#define fscache_set_op_state(OP, S)	do { (OP)->state = (S); } while(0)
+#else
+#define fscache_set_op_name(OP, N)	do { } while(0)
+#define fscache_set_op_state(OP, S)	do { } while(0)
+#endif
 };
 
 extern atomic_t fscache_op_debug_id;
@@ -125,6 +137,7 @@ static inline void fscache_operation_init(struct fscache_operation *op,
 	op->debug_id = atomic_inc_return(&fscache_op_debug_id);
 	op->release = release;
 	INIT_LIST_HEAD(&op->pend_link);
+	fscache_set_op_state(op, "Init");
 }
 
 /**
@@ -221,8 +234,10 @@ struct fscache_cache_ops {
 	struct fscache_object *(*alloc_object)(struct fscache_cache *cache,
 					       struct fscache_cookie *cookie);
 
-	/* look up the object for a cookie */
-	void (*lookup_object)(struct fscache_object *object);
+	/* look up the object for a cookie
+	 * - return -ETIMEDOUT to be requeued
+	 */
+	int (*lookup_object)(struct fscache_object *object);
 
 	/* finished looking up */
 	void (*lookup_complete)(struct fscache_object *object);
@@ -297,12 +312,14 @@ struct fscache_cookie {
 	atomic_t			usage;		/* number of users of this cookie */
 	atomic_t			n_children;	/* number of children of this cookie */
 	spinlock_t			lock;
+	spinlock_t			stores_lock;	/* lock on page store tree */
 	struct hlist_head		backing_objects; /* object(s) backing this file/index */
 	const struct fscache_cookie_def	*def;		/* definition */
 	struct fscache_cookie		*parent;	/* parent of this entry */
 	void				*netfs_data;	/* back pointer to netfs */
 	struct radix_tree_root		stores;		/* pages to be stored on this cookie */
 #define FSCACHE_COOKIE_PENDING_TAG	0		/* pages tag: pending write to cache */
+#define FSCACHE_COOKIE_STORING_TAG	1		/* pages tag: writing to cache */
 
 	unsigned long			flags;
 #define FSCACHE_COOKIE_LOOKING_UP	0	/* T if non-index cookie being looked up still */
@@ -337,6 +354,7 @@ struct fscache_object {
 		FSCACHE_OBJECT_RECYCLING,	/* retiring object */
 		FSCACHE_OBJECT_WITHDRAWING,	/* withdrawing object */
 		FSCACHE_OBJECT_DEAD,		/* object is now dead */
+		FSCACHE_OBJECT__NSTATES
 	} state;
 
 	int			debug_id;	/* debugging ID */
@@ -345,6 +363,7 @@ struct fscache_object {
 	int			n_obj_ops;	/* number of object ops outstanding on object */
 	int			n_in_progress;	/* number of ops in progress */
 	int			n_exclusive;	/* number of exclusive ops queued */
+	atomic_t		n_reads;	/* number of read ops in progress */
 	spinlock_t		lock;		/* state and operations lock */
 
 	unsigned long		lookup_jif;	/* time at which lookup started */
@@ -358,6 +377,7 @@ struct fscache_object {
 #define FSCACHE_OBJECT_EV_RELEASE	4	/* T if netfs requested object release */
 #define FSCACHE_OBJECT_EV_RETIRE	5	/* T if netfs requested object retirement */
 #define FSCACHE_OBJECT_EV_WITHDRAW	6	/* T if cache requested object withdrawal */
+#define FSCACHE_OBJECT_EVENTS_MASK	0x7f	/* mask of all events*/
 
 	unsigned long		flags;
 #define FSCACHE_OBJECT_LOCK		0	/* T if object is busy being processed */
@@ -373,7 +393,11 @@ struct fscache_object {
 	struct list_head	dependents;	/* FIFO of dependent objects */
 	struct list_head	dep_link;	/* link in parent's dependents list */
 	struct list_head	pending_ops;	/* unstarted operations on this object */
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+	struct rb_node		objlist_link;	/* link in global object list */
+#endif
 	pgoff_t			store_limit;	/* current storage limit */
+	loff_t			store_limit_l;	/* current storage limit */
 };
 
 extern const char *fscache_object_states[];
@@ -383,6 +407,10 @@ extern const char *fscache_object_states[];
 	 (obj)->state >= FSCACHE_OBJECT_AVAILABLE &&	      \
 	 (obj)->state < FSCACHE_OBJECT_DYING)
 
+#define fscache_object_is_dead(obj)				\
+	(test_bit(FSCACHE_IOERROR, &(obj)->cache->flags) &&	\
+	 (obj)->state >= FSCACHE_OBJECT_DYING)
+
 extern const struct slow_work_ops fscache_object_slow_work_ops;
 
 /**
@@ -414,6 +442,7 @@ void fscache_object_init(struct fscache_object *object,
 	object->events = object->event_mask = 0;
 	object->flags = 0;
 	object->store_limit = 0;
+	object->store_limit_l = 0;
 	object->cache = cache;
 	object->cookie = cookie;
 	object->parent = NULL;
@@ -422,6 +451,12 @@ void fscache_object_init(struct fscache_object *object,
 extern void fscache_object_lookup_negative(struct fscache_object *object);
 extern void fscache_obtained_object(struct fscache_object *object);
 
+#ifdef CONFIG_FSCACHE_OBJECT_LIST
+extern void fscache_object_destroy(struct fscache_object *object);
+#else
+#define fscache_object_destroy(object) do {} while(0)
+#endif
+
 /**
  * fscache_object_destroyed - Note destruction of an object in a cache
  * @cache: The cache from which the object came
@@ -460,6 +495,7 @@ static inline void fscache_object_lookup_error(struct fscache_object *object)
 static inline
 void fscache_set_store_limit(struct fscache_object *object, loff_t i_size)
 {
+	object->store_limit_l = i_size;
 	object->store_limit = i_size >> PAGE_SHIFT;
 	if (i_size & ~PAGE_MASK)
 		object->store_limit++;
diff --git a/include/linux/fscache.h b/include/linux/fscache.h
index 6d8ee466e0a0..595ce49288b7 100644
--- a/include/linux/fscache.h
+++ b/include/linux/fscache.h
@@ -202,6 +202,8 @@ extern int __fscache_write_page(struct fscache_cookie *, struct page *, gfp_t);
 extern void __fscache_uncache_page(struct fscache_cookie *, struct page *);
 extern bool __fscache_check_page_write(struct fscache_cookie *, struct page *);
 extern void __fscache_wait_on_page_write(struct fscache_cookie *, struct page *);
+extern bool __fscache_maybe_release_page(struct fscache_cookie *, struct page *,
+					 gfp_t);
 
 /**
  * fscache_register_netfs - Register a filesystem as desiring caching services
@@ -615,4 +617,29 @@ void fscache_wait_on_page_write(struct fscache_cookie *cookie,
 		__fscache_wait_on_page_write(cookie, page);
 }
 
+/**
+ * fscache_maybe_release_page - Consider releasing a page, cancelling a store
+ * @cookie: The cookie representing the cache object
+ * @page: The netfs page that is being cached.
+ * @gfp: The gfp flags passed to releasepage()
+ *
+ * Consider releasing a page for the vmscan algorithm, on behalf of the netfs's
+ * releasepage() call.  A storage request on the page may cancelled if it is
+ * not currently being processed.
+ *
+ * The function returns true if the page no longer has a storage request on it,
+ * and false if a storage request is left in place.  If true is returned, the
+ * page will have been passed to fscache_uncache_page().  If false is returned
+ * the page cannot be freed yet.
+ */
+static inline
+bool fscache_maybe_release_page(struct fscache_cookie *cookie,
+				struct page *page,
+				gfp_t gfp)
+{
+	if (fscache_cookie_valid(cookie) && PageFsCache(page))
+		return __fscache_maybe_release_page(cookie, page, gfp);
+	return false;
+}
+
 #endif /* _LINUX_FSCACHE_H */
diff --git a/include/linux/ftrace.h b/include/linux/ftrace.h
index dc3b1328aaeb..0b4f97d24d7f 100644
--- a/include/linux/ftrace.h
+++ b/include/linux/ftrace.h
@@ -19,7 +19,7 @@
 extern int ftrace_enabled;
 extern int
 ftrace_enable_sysctl(struct ctl_table *table, int write,
-		     struct file *filp, void __user *buffer, size_t *lenp,
+		     void __user *buffer, size_t *lenp,
 		     loff_t *ppos);
 
 typedef void (*ftrace_func_t)(unsigned long ip, unsigned long parent_ip);
@@ -94,7 +94,7 @@ static inline void ftrace_start(void) { }
 extern int stack_tracer_enabled;
 int
 stack_trace_sysctl(struct ctl_table *table, int write,
-		   struct file *file, void __user *buffer, size_t *lenp,
+		   void __user *buffer, size_t *lenp,
 		   loff_t *ppos);
 #endif
 
@@ -241,7 +241,7 @@ extern void ftrace_enable_daemon(void);
 # define ftrace_set_filter(buf, len, reset)	do { } while (0)
 # define ftrace_disable_daemon()		do { } while (0)
 # define ftrace_enable_daemon()			do { } while (0)
-static inline void ftrace_release(void *start, unsigned long size) { }
+static inline void ftrace_release_mod(struct module *mod) {}
 static inline int register_ftrace_command(struct ftrace_func_command *cmd)
 {
 	return -EINVAL;
@@ -446,7 +446,6 @@ static inline void unpause_graph_tracing(void) { }
 #endif /* CONFIG_FUNCTION_GRAPH_TRACER */
 
 #ifdef CONFIG_TRACING
-#include <linux/sched.h>
 
 /* flags for current->trace */
 enum {
diff --git a/include/linux/ftrace_event.h b/include/linux/ftrace_event.h
index bd099ba82ccc..4ec5e67e18cf 100644
--- a/include/linux/ftrace_event.h
+++ b/include/linux/ftrace_event.h
@@ -4,6 +4,7 @@
 #include <linux/ring_buffer.h>
 #include <linux/trace_seq.h>
 #include <linux/percpu.h>
+#include <linux/hardirq.h>
 
 struct trace_array;
 struct tracer;
@@ -130,10 +131,15 @@ struct ftrace_event_call {
 	void			*data;
 
 	atomic_t		profile_count;
-	int			(*profile_enable)(struct ftrace_event_call *);
-	void			(*profile_disable)(struct ftrace_event_call *);
+	int			(*profile_enable)(void);
+	void			(*profile_disable)(void);
 };
 
+#define FTRACE_MAX_PROFILE_SIZE	2048
+
+extern char			*trace_profile_buf;
+extern char			*trace_profile_buf_nmi;
+
 #define MAX_FILTER_PRED		32
 #define MAX_FILTER_STR_VAL	256	/* Should handle KSYM_SYMBOL_LEN */
 
diff --git a/include/linux/futex.h b/include/linux/futex.h
index 34956c8fdebf..1e5a26d79232 100644
--- a/include/linux/futex.h
+++ b/include/linux/futex.h
@@ -4,11 +4,6 @@
 #include <linux/compiler.h>
 #include <linux/types.h>
 
-struct inode;
-struct mm_struct;
-struct task_struct;
-union ktime;
-
 /* Second argument to futex syscall */
 
 
@@ -38,8 +33,8 @@ union ktime;
 #define FUTEX_LOCK_PI_PRIVATE	(FUTEX_LOCK_PI | FUTEX_PRIVATE_FLAG)
 #define FUTEX_UNLOCK_PI_PRIVATE	(FUTEX_UNLOCK_PI | FUTEX_PRIVATE_FLAG)
 #define FUTEX_TRYLOCK_PI_PRIVATE (FUTEX_TRYLOCK_PI | FUTEX_PRIVATE_FLAG)
-#define FUTEX_WAIT_BITSET_PRIVATE	(FUTEX_WAIT_BITS | FUTEX_PRIVATE_FLAG)
-#define FUTEX_WAKE_BITSET_PRIVATE	(FUTEX_WAKE_BITS | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAIT_BITSET_PRIVATE	(FUTEX_WAIT_BITSET | FUTEX_PRIVATE_FLAG)
+#define FUTEX_WAKE_BITSET_PRIVATE	(FUTEX_WAKE_BITSET | FUTEX_PRIVATE_FLAG)
 #define FUTEX_WAIT_REQUEUE_PI_PRIVATE	(FUTEX_WAIT_REQUEUE_PI | \
 					 FUTEX_PRIVATE_FLAG)
 #define FUTEX_CMP_REQUEUE_PI_PRIVATE	(FUTEX_CMP_REQUEUE_PI | \
@@ -129,6 +124,11 @@ struct robust_list_head {
 #define FUTEX_BITSET_MATCH_ANY	0xffffffff
 
 #ifdef __KERNEL__
+struct inode;
+struct mm_struct;
+struct task_struct;
+union ktime;
+
 long do_futex(u32 __user *uaddr, int op, u32 val, union ktime *timeout,
 	      u32 __user *uaddr2, u32 val2, u32 val3);
 
diff --git a/include/linux/genhd.h b/include/linux/genhd.h
index 44263cb27121..297df45ffd0a 100644
--- a/include/linux/genhd.h
+++ b/include/linux/genhd.h
@@ -142,7 +142,7 @@ struct gendisk {
                                          * disks that can't be partitioned. */
 
 	char disk_name[DISK_NAME_LEN];	/* name of major driver */
-	char *(*nodename)(struct gendisk *gd);
+	char *(*devnode)(struct gendisk *gd, mode_t *mode);
 	/* Array of pointers to partitions indexed by partno.
 	 * Protected with matching bdev lock but stat and other
 	 * non-critical accesses use RCU.  Always access through
@@ -151,7 +151,7 @@ struct gendisk {
 	struct disk_part_tbl *part_tbl;
 	struct hd_struct part0;
 
-	struct block_device_operations *fops;
+	const struct block_device_operations *fops;
 	struct request_queue *queue;
 	void *private_data;
 
diff --git a/include/linux/gfp.h b/include/linux/gfp.h
index 7c777a0da17a..557bdad320b6 100644
--- a/include/linux/gfp.h
+++ b/include/linux/gfp.h
@@ -220,7 +220,7 @@ static inline enum zone_type gfp_zone(gfp_t flags)
 					 ((1 << ZONES_SHIFT) - 1);
 
 	if (__builtin_constant_p(bit))
-		BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1);
+		MAYBE_BUILD_BUG_ON((GFP_ZONE_BAD >> bit) & 1);
 	else {
 #ifdef CONFIG_DEBUG_VM
 		BUG_ON((GFP_ZONE_BAD >> bit) & 1);
@@ -326,7 +326,6 @@ void free_pages_exact(void *virt, size_t size);
 extern void __free_pages(struct page *page, unsigned int order);
 extern void free_pages(unsigned long addr, unsigned int order);
 extern void free_hot_page(struct page *page);
-extern void free_cold_page(struct page *page);
 
 #define __free_page(page) __free_pages((page), 0)
 #define free_page(addr) free_pages((addr),0)
@@ -336,18 +335,6 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp);
 void drain_all_pages(void);
 void drain_local_pages(void *dummy);
 
-extern bool oom_killer_disabled;
-
-static inline void oom_killer_disable(void)
-{
-	oom_killer_disabled = true;
-}
-
-static inline void oom_killer_enable(void)
-{
-	oom_killer_disabled = false;
-}
-
 extern gfp_t gfp_allowed_mask;
 
 static inline void set_gfp_allowed_mask(gfp_t mask)
diff --git a/include/linux/gpio.h b/include/linux/gpio.h
index e10c49a5b96e..059bd189d35d 100644
--- a/include/linux/gpio.h
+++ b/include/linux/gpio.h
@@ -12,6 +12,8 @@
 #include <linux/types.h>
 #include <linux/errno.h>
 
+struct device;
+
 /*
  * Some platforms don't support the GPIO programming interface.
  *
@@ -89,6 +91,15 @@ static inline int gpio_export(unsigned gpio, bool direction_may_change)
 	return -EINVAL;
 }
 
+static inline int gpio_export_link(struct device *dev, const char *name,
+				unsigned gpio)
+{
+	/* GPIO can never have been exported */
+	WARN_ON(1);
+	return -EINVAL;
+}
+
+
 static inline void gpio_unexport(unsigned gpio)
 {
 	/* GPIO can never have been exported */
diff --git a/include/linux/hayesesp.h b/include/linux/hayesesp.h
index 940aeb51d53f..92b08cfe4a75 100644
--- a/include/linux/hayesesp.h
+++ b/include/linux/hayesesp.h
@@ -96,7 +96,6 @@ struct esp_struct {
 	int			xmit_head;
 	int			xmit_tail;
 	int			xmit_cnt;
-	wait_queue_head_t	delta_msr_wait;
 	wait_queue_head_t	break_wait;
 	struct async_icount	icount;	/* kernel counters for the 4 input interrupts */
 	struct hayes_esp_config config; /* port configuration */
diff --git a/include/linux/hid.h b/include/linux/hid.h
index a0ebdace7baa..10f628416740 100644
--- a/include/linux/hid.h
+++ b/include/linux/hid.h
@@ -494,6 +494,7 @@ struct hid_device {							/* device report descriptor */
 
 	/* hiddev event handler */
 	int (*hiddev_connect)(struct hid_device *, unsigned int);
+	void (*hiddev_disconnect)(struct hid_device *);
 	void (*hiddev_hid_event) (struct hid_device *, struct hid_field *field,
 				  struct hid_usage *, __s32);
 	void (*hiddev_report_event) (struct hid_device *, struct hid_report *);
@@ -691,6 +692,7 @@ struct hid_device *hid_allocate_device(void);
 int hid_parse_report(struct hid_device *hid, __u8 *start, unsigned size);
 int hid_check_keys_pressed(struct hid_device *hid);
 int hid_connect(struct hid_device *hid, unsigned int connect_mask);
+void hid_disconnect(struct hid_device *hid);
 
 /**
  * hid_map_usage - map usage input bits
@@ -800,6 +802,7 @@ static inline int __must_check hid_hw_start(struct hid_device *hdev,
  */
 static inline void hid_hw_stop(struct hid_device *hdev)
 {
+	hid_disconnect(hdev);
 	hdev->ll_driver->stop(hdev);
 }
 
diff --git a/include/linux/hugetlb.h b/include/linux/hugetlb.h
index 5cbc620bdfe0..41a59afc70fa 100644
--- a/include/linux/hugetlb.h
+++ b/include/linux/hugetlb.h
@@ -3,15 +3,15 @@
 
 #include <linux/fs.h>
 
+struct ctl_table;
+struct user_struct;
+
 #ifdef CONFIG_HUGETLB_PAGE
 
 #include <linux/mempolicy.h>
 #include <linux/shm.h>
 #include <asm/tlbflush.h>
 
-struct ctl_table;
-struct user_struct;
-
 int PageHuge(struct page *page);
 
 static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
@@ -20,11 +20,13 @@ static inline int is_vm_hugetlb_page(struct vm_area_struct *vma)
 }
 
 void reset_vma_resv_huge_pages(struct vm_area_struct *vma);
-int hugetlb_sysctl_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *);
-int hugetlb_overcommit_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *);
-int hugetlb_treat_movable_handler(struct ctl_table *, int, struct file *, void __user *, size_t *, loff_t *);
+int hugetlb_sysctl_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
+int hugetlb_overcommit_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
+int hugetlb_treat_movable_handler(struct ctl_table *, int, void __user *, size_t *, loff_t *);
 int copy_hugetlb_page_range(struct mm_struct *, struct mm_struct *, struct vm_area_struct *);
-int follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *, struct page **, struct vm_area_struct **, unsigned long *, int *, int, int);
+int follow_hugetlb_page(struct mm_struct *, struct vm_area_struct *,
+			struct page **, struct vm_area_struct **,
+			unsigned long *, int *, int, unsigned int flags);
 void unmap_hugepage_range(struct vm_area_struct *,
 			unsigned long, unsigned long, struct page *);
 void __unmap_hugepage_range(struct vm_area_struct *,
@@ -110,6 +112,21 @@ static inline void hugetlb_report_meminfo(struct seq_file *m)
 
 #endif /* !CONFIG_HUGETLB_PAGE */
 
+#define HUGETLB_ANON_FILE "anon_hugepage"
+
+enum {
+	/*
+	 * The file will be used as an shm file so shmfs accounting rules
+	 * apply
+	 */
+	HUGETLB_SHMFS_INODE     = 1,
+	/*
+	 * The file is being created on the internal vfs mount and shmfs
+	 * accounting rules do not apply
+	 */
+	HUGETLB_ANONHUGE_INODE  = 2,
+};
+
 #ifdef CONFIG_HUGETLBFS
 struct hugetlbfs_config {
 	uid_t   uid;
@@ -146,9 +163,9 @@ static inline struct hugetlbfs_sb_info *HUGETLBFS_SB(struct super_block *sb)
 }
 
 extern const struct file_operations hugetlbfs_file_operations;
-extern struct vm_operations_struct hugetlb_vm_ops;
+extern const struct vm_operations_struct hugetlb_vm_ops;
 struct file *hugetlb_file_setup(const char *name, size_t size, int acct,
-						struct user_struct **user);
+				struct user_struct **user, int creat_flags);
 int hugetlb_get_quota(struct address_space *mapping, long delta);
 void hugetlb_put_quota(struct address_space *mapping, long delta);
 
@@ -170,7 +187,11 @@ static inline void set_file_hugepages(struct file *file)
 
 #define is_file_hugepages(file)			0
 #define set_file_hugepages(file)		BUG()
-#define hugetlb_file_setup(name,size,acct,user)	ERR_PTR(-ENOSYS)
+static inline struct file *hugetlb_file_setup(const char *name, size_t size,
+		int acctflag, struct user_struct **user, int creat_flags)
+{
+	return ERR_PTR(-ENOSYS);
+}
 
 #endif /* !CONFIG_HUGETLBFS */
 
@@ -185,7 +206,8 @@ unsigned long hugetlb_get_unmapped_area(struct file *file, unsigned long addr,
 #define HSTATE_NAME_LEN 32
 /* Defines one hugetlb page size */
 struct hstate {
-	int hugetlb_next_nid;
+	int next_nid_to_alloc;
+	int next_nid_to_free;
 	unsigned int order;
 	unsigned long mask;
 	unsigned long max_huge_pages;
diff --git a/include/linux/i2c-id.h b/include/linux/i2c-id.h
index c9087de5c6c6..e844a0b18695 100644
--- a/include/linux/i2c-id.h
+++ b/include/linux/i2c-id.h
@@ -28,17 +28,6 @@
    identify a legacy client. If you don't need them, just don't set them. */
 
 /*
- * ---- Driver types -----------------------------------------------------
- */
-
-#define I2C_DRIVERID_MSP3400	 1
-#define I2C_DRIVERID_TUNER	 2
-#define I2C_DRIVERID_TDA7432	27	/* Stereo sound processor	*/
-#define I2C_DRIVERID_TVAUDIO    29      /* Generic TV sound driver      */
-#define I2C_DRIVERID_SAA711X	73	/* saa711x video encoders	*/
-#define I2C_DRIVERID_INFRARED	75	/* I2C InfraRed on Video boards */
-
-/*
  * ---- Adapter types ----------------------------------------------------
  */
 
diff --git a/include/linux/i2c-pnx.h b/include/linux/i2c-pnx.h
index f13255e06406..9eb07bbc6522 100644
--- a/include/linux/i2c-pnx.h
+++ b/include/linux/i2c-pnx.h
@@ -21,7 +21,7 @@ struct i2c_pnx_mif {
 	int			mode;		/* Interface mode */
 	struct completion	complete;	/* I/O completion */
 	struct timer_list	timer;		/* Timeout */
-	char *			buf;		/* Data buffer */
+	u8 *			buf;		/* Data buffer */
 	int			len;		/* Length of data buffer */
 };
 
diff --git a/include/linux/i2c.h b/include/linux/i2c.h
index f4784c0fe975..7b40cda57a70 100644
--- a/include/linux/i2c.h
+++ b/include/linux/i2c.h
@@ -98,7 +98,6 @@ extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client,
 
 /**
  * struct i2c_driver - represent an I2C device driver
- * @id: Unique driver ID (optional)
  * @class: What kind of i2c device we instantiate (for detect)
  * @attach_adapter: Callback for bus addition (for legacy drivers)
  * @detach_adapter: Callback for bus removal (for legacy drivers)
@@ -135,7 +134,6 @@ extern s32 i2c_smbus_write_i2c_block_data(struct i2c_client *client,
  * not allowed.
  */
 struct i2c_driver {
-	int id;
 	unsigned int class;
 
 	/* Notifies the driver that a new bus has appeared or is about to be
@@ -363,6 +361,24 @@ static inline void i2c_set_adapdata(struct i2c_adapter *dev, void *data)
 	dev_set_drvdata(&dev->dev, data);
 }
 
+/**
+ * i2c_lock_adapter - Prevent access to an I2C bus segment
+ * @adapter: Target I2C bus segment
+ */
+static inline void i2c_lock_adapter(struct i2c_adapter *adapter)
+{
+	mutex_lock(&adapter->bus_lock);
+}
+
+/**
+ * i2c_unlock_adapter - Reauthorize access to an I2C bus segment
+ * @adapter: Target I2C bus segment
+ */
+static inline void i2c_unlock_adapter(struct i2c_adapter *adapter)
+{
+	mutex_unlock(&adapter->bus_lock);
+}
+
 /*flags for the client struct: */
 #define I2C_CLIENT_PEC	0x04		/* Use Packet Error Checking */
 #define I2C_CLIENT_TEN	0x10		/* we have a ten bit chip address */
diff --git a/include/linux/i2c/adp5588.h b/include/linux/i2c/adp5588.h
new file mode 100644
index 000000000000..fc5db826b48e
--- /dev/null
+++ b/include/linux/i2c/adp5588.h
@@ -0,0 +1,92 @@
+/*
+ * Analog Devices ADP5588 I/O Expander and QWERTY Keypad Controller
+ *
+ * Copyright 2009 Analog Devices Inc.
+ *
+ * Licensed under the GPL-2 or later.
+ */
+
+#ifndef _ADP5588_H
+#define _ADP5588_H
+
+#define DEV_ID 0x00		/* Device ID */
+#define CFG 0x01		/* Configuration Register1 */
+#define INT_STAT 0x02		/* Interrupt Status Register */
+#define KEY_LCK_EC_STAT 0x03	/* Key Lock and Event Counter Register */
+#define Key_EVENTA 0x04		/* Key Event Register A */
+#define Key_EVENTB 0x05		/* Key Event Register B */
+#define Key_EVENTC 0x06		/* Key Event Register C */
+#define Key_EVENTD 0x07		/* Key Event Register D */
+#define Key_EVENTE 0x08		/* Key Event Register E */
+#define Key_EVENTF 0x09		/* Key Event Register F */
+#define Key_EVENTG 0x0A		/* Key Event Register G */
+#define Key_EVENTH 0x0B		/* Key Event Register H */
+#define Key_EVENTI 0x0C		/* Key Event Register I */
+#define Key_EVENTJ 0x0D		/* Key Event Register J */
+#define KP_LCK_TMR 0x0E		/* Keypad Lock1 to Lock2 Timer */
+#define UNLOCK1 0x0F		/* Unlock Key1 */
+#define UNLOCK2 0x10		/* Unlock Key2 */
+#define GPIO_INT_STAT1 0x11	/* GPIO Interrupt Status */
+#define GPIO_INT_STAT2 0x12	/* GPIO Interrupt Status */
+#define GPIO_INT_STAT3 0x13	/* GPIO Interrupt Status */
+#define GPIO_DAT_STAT1 0x14	/* GPIO Data Status, Read twice to clear */
+#define GPIO_DAT_STAT2 0x15	/* GPIO Data Status, Read twice to clear */
+#define GPIO_DAT_STAT3 0x16	/* GPIO Data Status, Read twice to clear */
+#define GPIO_DAT_OUT1 0x17	/* GPIO DATA OUT */
+#define GPIO_DAT_OUT2 0x18	/* GPIO DATA OUT */
+#define GPIO_DAT_OUT3 0x19	/* GPIO DATA OUT */
+#define GPIO_INT_EN1 0x1A	/* GPIO Interrupt Enable */
+#define GPIO_INT_EN2 0x1B	/* GPIO Interrupt Enable */
+#define GPIO_INT_EN3 0x1C	/* GPIO Interrupt Enable */
+#define KP_GPIO1 0x1D		/* Keypad or GPIO Selection */
+#define KP_GPIO2 0x1E		/* Keypad or GPIO Selection */
+#define KP_GPIO3 0x1F		/* Keypad or GPIO Selection */
+#define GPI_EM1 0x20		/* GPI Event Mode 1 */
+#define GPI_EM2 0x21		/* GPI Event Mode 2 */
+#define GPI_EM3 0x22		/* GPI Event Mode 3 */
+#define GPIO_DIR1 0x23		/* GPIO Data Direction */
+#define GPIO_DIR2 0x24		/* GPIO Data Direction */
+#define GPIO_DIR3 0x25		/* GPIO Data Direction */
+#define GPIO_INT_LVL1 0x26	/* GPIO Edge/Level Detect */
+#define GPIO_INT_LVL2 0x27	/* GPIO Edge/Level Detect */
+#define GPIO_INT_LVL3 0x28	/* GPIO Edge/Level Detect */
+#define Debounce_DIS1 0x29	/* Debounce Disable */
+#define Debounce_DIS2 0x2A	/* Debounce Disable */
+#define Debounce_DIS3 0x2B	/* Debounce Disable */
+#define GPIO_PULL1 0x2C		/* GPIO Pull Disable */
+#define GPIO_PULL2 0x2D		/* GPIO Pull Disable */
+#define GPIO_PULL3 0x2E		/* GPIO Pull Disable */
+#define CMP_CFG_STAT 0x30	/* Comparator Configuration and Status Register */
+#define CMP_CONFG_SENS1 0x31	/* Sensor1 Comparator Configuration Register */
+#define CMP_CONFG_SENS2 0x32	/* L2 Light Sensor Reference Level, Output Falling for Sensor 1 */
+#define CMP1_LVL2_TRIP 0x33	/* L2 Light Sensor Hysteresis (Active when Output Rising) for Sensor 1 */
+#define CMP1_LVL2_HYS 0x34	/* L3 Light Sensor Reference Level, Output Falling For Sensor 1 */
+#define CMP1_LVL3_TRIP 0x35	/* L3 Light Sensor Hysteresis (Active when Output Rising) For Sensor 1 */
+#define CMP1_LVL3_HYS 0x36	/* Sensor 2 Comparator Configuration Register */
+#define CMP2_LVL2_TRIP 0x37	/* L2 Light Sensor Reference Level, Output Falling for Sensor 2 */
+#define CMP2_LVL2_HYS 0x38	/* L2 Light Sensor Hysteresis (Active when Output Rising) for Sensor 2 */
+#define CMP2_LVL3_TRIP 0x39	/* L3 Light Sensor Reference Level, Output Falling For Sensor 2 */
+#define CMP2_LVL3_HYS 0x3A	/* L3 Light Sensor Hysteresis (Active when Output Rising) For Sensor 2 */
+#define CMP1_ADC_DAT_R1 0x3B	/* Comparator 1 ADC data Register1 */
+#define CMP1_ADC_DAT_R2 0x3C	/* Comparator 1 ADC data Register2 */
+#define CMP2_ADC_DAT_R1 0x3D	/* Comparator 2 ADC data Register1 */
+#define CMP2_ADC_DAT_R2 0x3E	/* Comparator 2 ADC data Register2 */
+
+#define ADP5588_DEVICE_ID_MASK	0xF
+
+/* Put one of these structures in i2c_board_info platform_data */
+
+#define ADP5588_KEYMAPSIZE	80
+
+struct adp5588_kpad_platform_data {
+	int rows;			/* Number of rows */
+	int cols;			/* Number of columns */
+	const unsigned short *keymap;	/* Pointer to keymap */
+	unsigned short keymapsize;	/* Keymap size */
+	unsigned repeat:1;		/* Enable key repeat */
+	unsigned en_keylock:1;		/* Enable Key Lock feature */
+	unsigned short unlock_key1;	/* Unlock Key 1 */
+	unsigned short unlock_key2;	/* Unlock Key 2 */
+};
+
+#endif
diff --git a/include/linux/i2c/mcs5000_ts.h b/include/linux/i2c/mcs5000_ts.h
new file mode 100644
index 000000000000..5a117b5ca15e
--- /dev/null
+++ b/include/linux/i2c/mcs5000_ts.h
@@ -0,0 +1,24 @@
+/*
+ * mcs5000_ts.h
+ *
+ * Copyright (C) 2009 Samsung Electronics Co.Ltd
+ * Author: Joonyoung Shim <jy0922.shim@samsung.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef __LINUX_MCS5000_TS_H
+#define __LINUX_MCS5000_TS_H
+
+/* platform data for the MELFAS MCS-5000 touchscreen driver */
+struct mcs5000_ts_platform_data {
+	void (*cfg_pin)(void);
+	int x_size;
+	int y_size;
+};
+
+#endif	/* __LINUX_MCS5000_TS_H */
diff --git a/include/linux/i2c/twl4030.h b/include/linux/i2c/twl4030.h
index 2d02dfd7076c..508824ee35e6 100644
--- a/include/linux/i2c/twl4030.h
+++ b/include/linux/i2c/twl4030.h
@@ -349,11 +349,11 @@ struct twl4030_madc_platform_data {
 	int		irq_line;
 };
 
-/* Boards have uniqe mappings of {col, row} --> keycode.
- * Column and row are 4 bits, but range only from 0..7.
+/* Boards have uniqe mappings of {row, col} --> keycode.
+ * Column and row are 8 bits each, but range only from 0..7.
  * a PERSISTENT_KEY is "always on" and never reported.
  */
-#define PERSISTENT_KEY(c, r)	KEY((c), (r), KEY_RESERVED)
+#define PERSISTENT_KEY(r, c)	KEY((r), (c), KEY_RESERVED)
 
 struct twl4030_keypad_data {
 	const struct matrix_keymap_data *keymap_data;
diff --git a/include/linux/i8042.h b/include/linux/i8042.h
index 7907a72403ee..60c3360ef6ad 100644
--- a/include/linux/i8042.h
+++ b/include/linux/i8042.h
@@ -7,6 +7,7 @@
  * the Free Software Foundation.
  */
 
+#include <linux/types.h>
 
 /*
  * Standard commands.
@@ -30,6 +31,35 @@
 #define I8042_CMD_MUX_PFX	0x0090
 #define I8042_CMD_MUX_SEND	0x1090
 
+struct serio;
+
+#if defined(CONFIG_SERIO_I8042) || defined(CONFIG_SERIO_I8042_MODULE)
+
+void i8042_lock_chip(void);
+void i8042_unlock_chip(void);
 int i8042_command(unsigned char *param, int command);
+bool i8042_check_port_owner(const struct serio *);
+
+#else
+
+void i8042_lock_chip(void)
+{
+}
+
+void i8042_unlock_chip(void)
+{
+}
+
+int i8042_command(unsigned char *param, int command)
+{
+	return -ENOSYS;
+}
+
+bool i8042_check_port_owner(const struct serio *serio)
+{
+	return false;
+}
+
+#endif
 
 #endif
diff --git a/include/linux/if_tunnel.h b/include/linux/if_tunnel.h
index 5eb9b0f857e0..5a9aae4adb44 100644
--- a/include/linux/if_tunnel.h
+++ b/include/linux/if_tunnel.h
@@ -44,7 +44,7 @@ struct ip_tunnel_prl {
 	__u16			flags;
 	__u16			__reserved;
 	__u32			datalen;
-	__u32			rs_delay;
+	__u32			__reserved2;
 	/* data follows */
 };
 
diff --git a/include/linux/init.h b/include/linux/init.h
index 400adbb45414..ff8bde520d03 100644
--- a/include/linux/init.h
+++ b/include/linux/init.h
@@ -271,6 +271,7 @@ void __init parse_early_options(char *cmdline);
 #else /* MODULE */
 
 /* Don't use these in modules, but some people do... */
+#define early_initcall(fn)		module_init(fn)
 #define core_initcall(fn)		module_init(fn)
 #define postcore_initcall(fn)		module_init(fn)
 #define arch_initcall(fn)		module_init(fn)
diff --git a/include/linux/init_task.h b/include/linux/init_task.h
index 9e7f2e8fc66e..21a6f5d9af22 100644
--- a/include/linux/init_task.h
+++ b/include/linux/init_task.h
@@ -106,13 +106,13 @@ extern struct group_info init_groups;
 
 extern struct cred init_cred;
 
-#ifdef CONFIG_PERF_COUNTERS
-# define INIT_PERF_COUNTERS(tsk)					\
-	.perf_counter_mutex = 						\
-		 __MUTEX_INITIALIZER(tsk.perf_counter_mutex),		\
-	.perf_counter_list = LIST_HEAD_INIT(tsk.perf_counter_list),
+#ifdef CONFIG_PERF_EVENTS
+# define INIT_PERF_EVENTS(tsk)					\
+	.perf_event_mutex = 						\
+		 __MUTEX_INITIALIZER(tsk.perf_event_mutex),		\
+	.perf_event_list = LIST_HEAD_INIT(tsk.perf_event_list),
 #else
-# define INIT_PERF_COUNTERS(tsk)
+# define INIT_PERF_EVENTS(tsk)
 #endif
 
 /*
@@ -178,7 +178,7 @@ extern struct cred init_cred;
 	},								\
 	.dirties = INIT_PROP_LOCAL_SINGLE(dirties),			\
 	INIT_IDS							\
-	INIT_PERF_COUNTERS(tsk)						\
+	INIT_PERF_EVENTS(tsk)						\
 	INIT_TRACE_IRQFLAGS						\
 	INIT_LOCKDEP							\
 	INIT_FTRACE_GRAPH						\
diff --git a/include/linux/input.h b/include/linux/input.h
index 8b3bc3e0d146..c2b1a7d244d9 100644
--- a/include/linux/input.h
+++ b/include/linux/input.h
@@ -1123,7 +1123,7 @@ struct input_dev {
 	struct mutex mutex;
 
 	unsigned int users;
-	int going_away;
+	bool going_away;
 
 	struct device dev;
 
@@ -1377,6 +1377,10 @@ extern struct class input_class;
  * methods; erase() is optional. set_gain() and set_autocenter() need
  * only be implemented if driver sets up FF_GAIN and FF_AUTOCENTER
  * bits.
+ *
+ * Note that playback(), set_gain() and set_autocenter() are called with
+ * dev->event_lock spinlock held and interrupts off and thus may not
+ * sleep.
  */
 struct ff_device {
 	int (*upload)(struct input_dev *dev, struct ff_effect *effect,
diff --git a/include/linux/intel-iommu.h b/include/linux/intel-iommu.h
index 482dc91fd53a..4f0a72a9740c 100644
--- a/include/linux/intel-iommu.h
+++ b/include/linux/intel-iommu.h
@@ -360,4 +360,6 @@ extern void qi_flush_dev_iotlb(struct intel_iommu *iommu, u16 sid, u16 qdep,
 
 extern int qi_submit_sync(struct qi_desc *desc, struct intel_iommu *iommu);
 
+extern int dmar_ir_support(void);
+
 #endif
diff --git a/include/linux/interrupt.h b/include/linux/interrupt.h
index 8e9e151f811e..7ca72b74eec7 100644
--- a/include/linux/interrupt.h
+++ b/include/linux/interrupt.h
@@ -10,7 +10,6 @@
 #include <linux/irqreturn.h>
 #include <linux/irqnr.h>
 #include <linux/hardirq.h>
-#include <linux/sched.h>
 #include <linux/irqflags.h>
 #include <linux/smp.h>
 #include <linux/percpu.h>
@@ -84,7 +83,6 @@ typedef irqreturn_t (*irq_handler_t)(int, void *);
  * struct irqaction - per interrupt action descriptor
  * @handler:	interrupt handler function
  * @flags:	flags (see IRQF_* above)
- * @mask:	no comment as it is useless and about to be removed
  * @name:	name of the device
  * @dev_id:	cookie to identify the device
  * @next:	pointer to the next irqaction for shared interrupts
@@ -97,7 +95,6 @@ typedef irqreturn_t (*irq_handler_t)(int, void *);
 struct irqaction {
 	irq_handler_t handler;
 	unsigned long flags;
-	cpumask_t mask;
 	const char *name;
 	void *dev_id;
 	struct irqaction *next;
@@ -612,6 +609,7 @@ extern void debug_poll_all_shared_irqs(void);
 static inline void debug_poll_all_shared_irqs(void) { }
 #endif
 
+struct seq_file;
 int show_interrupts(struct seq_file *p, void *v);
 
 struct irq_desc;
diff --git a/include/linux/ioport.h b/include/linux/ioport.h
index 786e7b8cece9..83aa81297ea3 100644
--- a/include/linux/ioport.h
+++ b/include/linux/ioport.h
@@ -184,5 +184,9 @@ extern void __devm_release_region(struct device *dev, struct resource *parent,
 extern int iomem_map_sanity_check(resource_size_t addr, unsigned long size);
 extern int iomem_is_exclusive(u64 addr);
 
+extern int
+walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
+		void *arg, int (*func)(unsigned long, unsigned long, void *));
+
 #endif /* __ASSEMBLY__ */
 #endif	/* _LINUX_IOPORT_H */
diff --git a/include/linux/iova.h b/include/linux/iova.h
index 228f6c94b69c..76a0759e88ec 100644
--- a/include/linux/iova.h
+++ b/include/linux/iova.h
@@ -28,7 +28,6 @@ struct iova {
 
 /* holds all the iova translations for a domain */
 struct iova_domain {
-	spinlock_t	iova_alloc_lock;/* Lock to protect iova  allocation */
 	spinlock_t	iova_rbtree_lock; /* Lock to protect update of rbtree */
 	struct rb_root	rbroot;		/* iova domain rbtree root */
 	struct rb_node	*cached32_node; /* Save last alloced node */
diff --git a/include/linux/ipc.h b/include/linux/ipc.h
index b8826107b518..3b1594d662b0 100644
--- a/include/linux/ipc.h
+++ b/include/linux/ipc.h
@@ -78,8 +78,6 @@ struct ipc_kludge {
 #define IPCCALL(version,op)	((version)<<16 | (op))
 
 #ifdef __KERNEL__
-
-#include <linux/kref.h>
 #include <linux/spinlock.h>
 
 #define IPCMNI 32768  /* <= MAX_INT limit for ipc arrays (including sysctl changes) */
diff --git a/include/linux/isdn_ppp.h b/include/linux/isdn_ppp.h
index 4c218ee7587a..8687a7dc0632 100644
--- a/include/linux/isdn_ppp.h
+++ b/include/linux/isdn_ppp.h
@@ -157,7 +157,7 @@ typedef struct {
 
 typedef struct {
   int mp_mrru;                        /* unused                             */
-  struct sk_buff_head frags;	/* fragments sl list */
+  struct sk_buff * frags;	/* fragments sl list -- use skb->next */
   long frames;			/* number of frames in the frame list */
   unsigned int seq;		/* last processed packet seq #: any packets
   				 * with smaller seq # will be dropped
diff --git a/include/linux/jbd.h b/include/linux/jbd.h
index a1187a0c99b4..331530cd3cc6 100644
--- a/include/linux/jbd.h
+++ b/include/linux/jbd.h
@@ -556,7 +556,7 @@ struct transaction_s
 	 * This transaction is being forced and some process is
 	 * waiting for it to finish.
 	 */
-	int t_synchronous_commit:1;
+	unsigned int t_synchronous_commit:1;
 };
 
 /**
diff --git a/include/linux/jbd2.h b/include/linux/jbd2.h
index 52695d3dfd0b..f1011f7f3d41 100644
--- a/include/linux/jbd2.h
+++ b/include/linux/jbd2.h
@@ -464,9 +464,9 @@ struct handle_s
  */
 struct transaction_chp_stats_s {
 	unsigned long		cs_chp_time;
-	unsigned long		cs_forced_to_close;
-	unsigned long		cs_written;
-	unsigned long		cs_dropped;
+	__u32			cs_forced_to_close;
+	__u32			cs_written;
+	__u32			cs_dropped;
 };
 
 /* The transaction_t type is the guts of the journaling mechanism.  It
@@ -668,23 +668,16 @@ struct transaction_run_stats_s {
 	unsigned long		rs_flushing;
 	unsigned long		rs_logging;
 
-	unsigned long		rs_handle_count;
-	unsigned long		rs_blocks;
-	unsigned long		rs_blocks_logged;
+	__u32			rs_handle_count;
+	__u32			rs_blocks;
+	__u32			rs_blocks_logged;
 };
 
 struct transaction_stats_s {
-	int 			ts_type;
 	unsigned long		ts_tid;
-	union {
-		struct transaction_run_stats_s run;
-		struct transaction_chp_stats_s chp;
-	} u;
+	struct transaction_run_stats_s run;
 };
 
-#define JBD2_STATS_RUN		1
-#define JBD2_STATS_CHECKPOINT	2
-
 static inline unsigned long
 jbd2_time_diff(unsigned long start, unsigned long end)
 {
@@ -988,12 +981,6 @@ struct journal_s
 	/*
 	 * Journal statistics
 	 */
-	struct transaction_stats_s *j_history;
-	int			j_history_max;
-	int			j_history_cur;
-	/*
-	 * Protect the transactions statistics history
-	 */
 	spinlock_t		j_history_lock;
 	struct proc_dir_entry	*j_proc_entry;
 	struct transaction_stats_s j_stats;
diff --git a/include/linux/kernel.h b/include/linux/kernel.h
index 2b5b1e0899a8..f4e3184fa054 100644
--- a/include/linux/kernel.h
+++ b/include/linux/kernel.h
@@ -146,7 +146,7 @@ extern int _cond_resched(void);
 #define might_sleep_if(cond) do { if (cond) might_sleep(); } while (0)
 
 #define abs(x) ({				\
-		int __x = (x);			\
+		long __x = (x);			\
 		(__x < 0) ? -__x : __x;		\
 	})
 
@@ -246,14 +246,16 @@ extern int printk_ratelimit(void);
 extern bool printk_timed_ratelimit(unsigned long *caller_jiffies,
 				   unsigned int interval_msec);
 
+extern int printk_delay_msec;
+
 /*
  * Print a one-time message (analogous to WARN_ONCE() et al):
  */
 #define printk_once(x...) ({			\
-	static int __print_once = 1;		\
+	static bool __print_once = true;	\
 						\
 	if (__print_once) {			\
-		__print_once = 0;		\
+		__print_once = false;		\
 		printk(x);			\
 	}					\
 })
@@ -657,6 +659,12 @@ extern int do_sysinfo(struct sysinfo *info);
 
 #endif /* __KERNEL__ */
 
+#ifndef __EXPORTED_HEADERS__
+#ifndef __KERNEL__
+#warning Attempt to use kernel headers from user space, see http://kernelnewbies.org/KernelHeaders
+#endif /* __KERNEL__ */
+#endif /* __EXPORTED_HEADERS__ */
+
 #define SI_LOAD_SHIFT	16
 struct sysinfo {
 	long uptime;			/* Seconds since boot */
@@ -676,13 +684,17 @@ struct sysinfo {
 };
 
 /* Force a compilation error if condition is true */
-#define BUILD_BUG_ON(condition) ((void)sizeof(char[1 - 2*!!(condition)]))
+#define BUILD_BUG_ON(condition) ((void)BUILD_BUG_ON_ZERO(condition))
+
+/* Force a compilation error if condition is constant and true */
+#define MAYBE_BUILD_BUG_ON(cond) ((void)sizeof(char[1 - 2 * !!(cond)]))
 
 /* Force a compilation error if condition is true, but also produce a
    result (of value 0 and type size_t), so the expression can be used
    e.g. in a structure initializer (or where-ever else comma expressions
    aren't permitted). */
-#define BUILD_BUG_ON_ZERO(e) (sizeof(char[1 - 2 * !!(e)]) - 1)
+#define BUILD_BUG_ON_ZERO(e) (sizeof(struct { int:-!!(e); }))
+#define BUILD_BUG_ON_NULL(e) ((void *)sizeof(struct { int:-!!(e); }))
 
 /* Trap pasters of __FUNCTION__ at compile-time */
 #define __FUNCTION__ (__func__)
diff --git a/include/linux/kfifo.h b/include/linux/kfifo.h
index 29f62e1733ff..ad6bdf5a5970 100644
--- a/include/linux/kfifo.h
+++ b/include/linux/kfifo.h
@@ -38,7 +38,7 @@ extern struct kfifo *kfifo_alloc(unsigned int size, gfp_t gfp_mask,
 				 spinlock_t *lock);
 extern void kfifo_free(struct kfifo *fifo);
 extern unsigned int __kfifo_put(struct kfifo *fifo,
-				unsigned char *buffer, unsigned int len);
+				const unsigned char *buffer, unsigned int len);
 extern unsigned int __kfifo_get(struct kfifo *fifo,
 				unsigned char *buffer, unsigned int len);
 
@@ -77,7 +77,7 @@ static inline void kfifo_reset(struct kfifo *fifo)
  * bytes copied.
  */
 static inline unsigned int kfifo_put(struct kfifo *fifo,
-				     unsigned char *buffer, unsigned int len)
+				const unsigned char *buffer, unsigned int len)
 {
 	unsigned long flags;
 	unsigned int ret;
diff --git a/include/linux/kmemcheck.h b/include/linux/kmemcheck.h
index dc2fd545db00..e880d4cf9e22 100644
--- a/include/linux/kmemcheck.h
+++ b/include/linux/kmemcheck.h
@@ -144,10 +144,15 @@ static inline bool kmemcheck_is_obj_initialized(unsigned long addr, size_t size)
 	int name##_end[0];
 
 #define kmemcheck_annotate_bitfield(ptr, name)				\
-	do if (ptr) {							\
-		int _n = (long) &((ptr)->name##_end)			\
+	do {								\
+		int _n;							\
+									\
+		if (!ptr)						\
+			break;						\
+									\
+		_n = (long) &((ptr)->name##_end)			\
 			- (long) &((ptr)->name##_begin);		\
-		BUILD_BUG_ON(_n < 0);					\
+		MAYBE_BUILD_BUG_ON(_n < 0);				\
 									\
 		kmemcheck_mark_initialized(&((ptr)->name##_begin), _n);	\
 	} while (0)
diff --git a/include/linux/kref.h b/include/linux/kref.h
index 0cef6badd6fb..b0cb0ebad9e6 100644
--- a/include/linux/kref.h
+++ b/include/linux/kref.h
@@ -16,7 +16,6 @@
 #define _KREF_H_
 
 #include <linux/types.h>
-#include <asm/atomic.h>
 
 struct kref {
 	atomic_t refcount;
diff --git a/include/linux/ksm.h b/include/linux/ksm.h
new file mode 100644
index 000000000000..a485c14ecd5d
--- /dev/null
+++ b/include/linux/ksm.h
@@ -0,0 +1,79 @@
+#ifndef __LINUX_KSM_H
+#define __LINUX_KSM_H
+/*
+ * Memory merging support.
+ *
+ * This code enables dynamic sharing of identical pages found in different
+ * memory areas, even if they are not shared by fork().
+ */
+
+#include <linux/bitops.h>
+#include <linux/mm.h>
+#include <linux/sched.h>
+#include <linux/vmstat.h>
+
+#ifdef CONFIG_KSM
+int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
+		unsigned long end, int advice, unsigned long *vm_flags);
+int __ksm_enter(struct mm_struct *mm);
+void __ksm_exit(struct mm_struct *mm);
+
+static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
+{
+	if (test_bit(MMF_VM_MERGEABLE, &oldmm->flags))
+		return __ksm_enter(mm);
+	return 0;
+}
+
+static inline void ksm_exit(struct mm_struct *mm)
+{
+	if (test_bit(MMF_VM_MERGEABLE, &mm->flags))
+		__ksm_exit(mm);
+}
+
+/*
+ * A KSM page is one of those write-protected "shared pages" or "merged pages"
+ * which KSM maps into multiple mms, wherever identical anonymous page content
+ * is found in VM_MERGEABLE vmas.  It's a PageAnon page, with NULL anon_vma.
+ */
+static inline int PageKsm(struct page *page)
+{
+	return ((unsigned long)page->mapping == PAGE_MAPPING_ANON);
+}
+
+/*
+ * But we have to avoid the checking which page_add_anon_rmap() performs.
+ */
+static inline void page_add_ksm_rmap(struct page *page)
+{
+	if (atomic_inc_and_test(&page->_mapcount)) {
+		page->mapping = (void *) PAGE_MAPPING_ANON;
+		__inc_zone_page_state(page, NR_ANON_PAGES);
+	}
+}
+#else  /* !CONFIG_KSM */
+
+static inline int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
+		unsigned long end, int advice, unsigned long *vm_flags)
+{
+	return 0;
+}
+
+static inline int ksm_fork(struct mm_struct *mm, struct mm_struct *oldmm)
+{
+	return 0;
+}
+
+static inline void ksm_exit(struct mm_struct *mm)
+{
+}
+
+static inline int PageKsm(struct page *page)
+{
+	return 0;
+}
+
+/* No stub required for page_add_ksm_rmap(page) */
+#endif /* !CONFIG_KSM */
+
+#endif
diff --git a/include/linux/kvm_host.h b/include/linux/kvm_host.h
index 4af56036a6bf..b7bbb5ddd7ae 100644
--- a/include/linux/kvm_host.h
+++ b/include/linux/kvm_host.h
@@ -15,7 +15,6 @@
 #include <linux/sched.h>
 #include <linux/mm.h>
 #include <linux/preempt.h>
-#include <linux/marker.h>
 #include <linux/msi.h>
 #include <asm/signal.h>
 
diff --git a/include/linux/libata.h b/include/linux/libata.h
index 76319bf03e37..87698640c091 100644
--- a/include/linux/libata.h
+++ b/include/linux/libata.h
@@ -418,6 +418,17 @@ enum {
 				  ATA_TIMING_ACTIVE | ATA_TIMING_RECOVER |
 				  ATA_TIMING_DMACK_HOLD | ATA_TIMING_CYCLE |
 				  ATA_TIMING_UDMA,
+
+	/* ACPI constants */
+	ATA_ACPI_FILTER_SETXFER	= 1 << 0,
+	ATA_ACPI_FILTER_LOCK	= 1 << 1,
+	ATA_ACPI_FILTER_DIPM	= 1 << 2,
+	ATA_ACPI_FILTER_FPDMA_OFFSET = 1 << 3,	/* FPDMA non-zero offset */
+	ATA_ACPI_FILTER_FPDMA_AA = 1 << 4,	/* FPDMA auto activate */
+
+	ATA_ACPI_FILTER_DEFAULT	= ATA_ACPI_FILTER_SETXFER |
+				  ATA_ACPI_FILTER_LOCK |
+				  ATA_ACPI_FILTER_DIPM,
 };
 
 enum ata_xfer_mask {
@@ -587,6 +598,7 @@ struct ata_device {
 #ifdef CONFIG_ATA_ACPI
 	acpi_handle		acpi_handle;
 	union acpi_object	*gtf_cache;
+	unsigned int		gtf_filter;
 #endif
 	/* n_sector is CLEAR_BEGIN, read comment above CLEAR_BEGIN */
 	u64			n_sectors;	/* size of device, if ATA */
diff --git a/include/linux/libps2.h b/include/linux/libps2.h
index fcf5fbe6a50c..79603a6c356f 100644
--- a/include/linux/libps2.h
+++ b/include/linux/libps2.h
@@ -44,6 +44,8 @@ struct ps2dev {
 void ps2_init(struct ps2dev *ps2dev, struct serio *serio);
 int ps2_sendbyte(struct ps2dev *ps2dev, unsigned char byte, int timeout);
 void ps2_drain(struct ps2dev *ps2dev, int maxbytes, int timeout);
+void ps2_begin_command(struct ps2dev *ps2dev);
+void ps2_end_command(struct ps2dev *ps2dev);
 int __ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command);
 int ps2_command(struct ps2dev *ps2dev, unsigned char *param, int command);
 int ps2_handle_ack(struct ps2dev *ps2dev, unsigned char data);
diff --git a/include/linux/linkage.h b/include/linux/linkage.h
index 691f59171c6c..5126cceb6ae9 100644
--- a/include/linux/linkage.h
+++ b/include/linux/linkage.h
@@ -57,6 +57,7 @@
 
 #ifdef __ASSEMBLY__
 
+#ifndef LINKER_SCRIPT
 #define ALIGN __ALIGN
 #define ALIGN_STR __ALIGN_STR
 
@@ -66,6 +67,7 @@
   ALIGN; \
   name:
 #endif
+#endif /* LINKER_SCRIPT */
 
 #ifndef WEAK
 #define WEAK(name)	   \
diff --git a/include/linux/lis3lv02d.h b/include/linux/lis3lv02d.h
index ad651f4e45ac..3cc2f2c53e4c 100644
--- a/include/linux/lis3lv02d.h
+++ b/include/linux/lis3lv02d.h
@@ -32,8 +32,17 @@ struct lis3lv02d_platform_data {
 #define LIS3_IRQ2_DATA_READY	(4 << 3)
 #define LIS3_IRQ2_CLICK		(7 << 3)
 #define LIS3_IRQ_OPEN_DRAIN	(1 << 6)
-#define LIS3_IRQ_ACTIVE_HIGH	(1 << 7)
+#define LIS3_IRQ_ACTIVE_LOW	(1 << 7)
 	unsigned char irq_cfg;
+
+#define LIS3_WAKEUP_X_LO	(1 << 0)
+#define LIS3_WAKEUP_X_HI	(1 << 1)
+#define LIS3_WAKEUP_Y_LO	(1 << 2)
+#define LIS3_WAKEUP_Y_HI	(1 << 3)
+#define LIS3_WAKEUP_Z_LO	(1 << 4)
+#define LIS3_WAKEUP_Z_HI	(1 << 5)
+	unsigned char wakeup_flags;
+	unsigned char wakeup_thresh;
 };
 
 #endif /* __LIS3LV02D_H_ */
diff --git a/include/linux/lockd/lockd.h b/include/linux/lockd/lockd.h
index c325b187966b..a34dea46b629 100644
--- a/include/linux/lockd/lockd.h
+++ b/include/linux/lockd/lockd.h
@@ -338,49 +338,6 @@ static inline int nlm_privileged_requester(const struct svc_rqst *rqstp)
 	}
 }
 
-static inline int __nlm_cmp_addr4(const struct sockaddr *sap1,
-				  const struct sockaddr *sap2)
-{
-	const struct sockaddr_in *sin1 = (const struct sockaddr_in *)sap1;
-	const struct sockaddr_in *sin2 = (const struct sockaddr_in *)sap2;
-	return sin1->sin_addr.s_addr == sin2->sin_addr.s_addr;
-}
-
-#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
-static inline int __nlm_cmp_addr6(const struct sockaddr *sap1,
-				  const struct sockaddr *sap2)
-{
-	const struct sockaddr_in6 *sin1 = (const struct sockaddr_in6 *)sap1;
-	const struct sockaddr_in6 *sin2 = (const struct sockaddr_in6 *)sap2;
-	return ipv6_addr_equal(&sin1->sin6_addr, &sin2->sin6_addr);
-}
-#else	/* !(CONFIG_IPV6 || CONFIG_IPV6_MODULE) */
-static inline int __nlm_cmp_addr6(const struct sockaddr *sap1,
-				  const struct sockaddr *sap2)
-{
-	return 0;
-}
-#endif	/* !(CONFIG_IPV6 || CONFIG_IPV6_MODULE) */
-
-/*
- * Compare two host addresses
- *
- * Return TRUE if the addresses are the same; otherwise FALSE.
- */
-static inline int nlm_cmp_addr(const struct sockaddr *sap1,
-			       const struct sockaddr *sap2)
-{
-	if (sap1->sa_family == sap2->sa_family) {
-		switch (sap1->sa_family) {
-		case AF_INET:
-			return __nlm_cmp_addr4(sap1, sap2);
-		case AF_INET6:
-			return __nlm_cmp_addr6(sap1, sap2);
-		}
-	}
-	return 0;
-}
-
 /*
  * Compare two NLM locks.
  * When the second lock is of type F_UNLCK, this acts like a wildcard.
@@ -395,7 +352,7 @@ static inline int nlm_compare_locks(const struct file_lock *fl1,
 	     &&(fl1->fl_type  == fl2->fl_type || fl2->fl_type == F_UNLCK);
 }
 
-extern struct lock_manager_operations nlmsvc_lock_operations;
+extern const struct lock_manager_operations nlmsvc_lock_operations;
 
 #endif /* __KERNEL__ */
 
diff --git a/include/linux/mISDNif.h b/include/linux/mISDNif.h
index 536ca12442ca..78c3bed1c3f5 100644
--- a/include/linux/mISDNif.h
+++ b/include/linux/mISDNif.h
@@ -104,7 +104,7 @@
 #define DL_UNITDATA_IND		0x3108
 #define DL_INFORMATION_IND	0x0008
 
-/* intern layer 2 managment */
+/* intern layer 2 management */
 #define MDL_ASSIGN_REQ		0x1804
 #define MDL_ASSIGN_IND		0x1904
 #define MDL_REMOVE_REQ		0x1A04
diff --git a/include/linux/magic.h b/include/linux/magic.h
index 1923327b9869..76285e01b39e 100644
--- a/include/linux/magic.h
+++ b/include/linux/magic.h
@@ -12,7 +12,9 @@
 #define SYSFS_MAGIC		0x62656572
 #define SECURITYFS_MAGIC	0x73636673
 #define SELINUX_MAGIC		0xf97cff8c
+#define RAMFS_MAGIC		0x858458f6	/* some random number */
 #define TMPFS_MAGIC		0x01021994
+#define HUGETLBFS_MAGIC 	0x958458f6	/* some random number */
 #define SQUASHFS_MAGIC		0x73717368
 #define EFS_SUPER_MAGIC		0x414A53
 #define EXT2_SUPER_MAGIC	0xEF53
@@ -53,4 +55,8 @@
 #define INOTIFYFS_SUPER_MAGIC	0x2BAD1DEA
 
 #define STACK_END_MAGIC		0x57AC6E9D
+
+#define DEVPTS_SUPER_MAGIC	0x1cd1
+#define SOCKFS_MAGIC		0x534F434B
+
 #endif /* __LINUX_MAGIC_H__ */
diff --git a/include/linux/marker.h b/include/linux/marker.h
deleted file mode 100644
index b85e74ca782f..000000000000
--- a/include/linux/marker.h
+++ /dev/null
@@ -1,221 +0,0 @@
-#ifndef _LINUX_MARKER_H
-#define _LINUX_MARKER_H
-
-/*
- * Code markup for dynamic and static tracing.
- *
- * See Documentation/marker.txt.
- *
- * (C) Copyright 2006 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
- *
- * This file is released under the GPLv2.
- * See the file COPYING for more details.
- */
-
-#include <stdarg.h>
-#include <linux/types.h>
-
-struct module;
-struct marker;
-
-/**
- * marker_probe_func - Type of a marker probe function
- * @probe_private: probe private data
- * @call_private: call site private data
- * @fmt: format string
- * @args: variable argument list pointer. Use a pointer to overcome C's
- *        inability to pass this around as a pointer in a portable manner in
- *        the callee otherwise.
- *
- * Type of marker probe functions. They receive the mdata and need to parse the
- * format string to recover the variable argument list.
- */
-typedef void marker_probe_func(void *probe_private, void *call_private,
-		const char *fmt, va_list *args);
-
-struct marker_probe_closure {
-	marker_probe_func *func;	/* Callback */
-	void *probe_private;		/* Private probe data */
-};
-
-struct marker {
-	const char *name;	/* Marker name */
-	const char *format;	/* Marker format string, describing the
-				 * variable argument list.
-				 */
-	char state;		/* Marker state. */
-	char ptype;		/* probe type : 0 : single, 1 : multi */
-				/* Probe wrapper */
-	void (*call)(const struct marker *mdata, void *call_private, ...);
-	struct marker_probe_closure single;
-	struct marker_probe_closure *multi;
-	const char *tp_name;	/* Optional tracepoint name */
-	void *tp_cb;		/* Optional tracepoint callback */
-} __attribute__((aligned(8)));
-
-#ifdef CONFIG_MARKERS
-
-#define _DEFINE_MARKER(name, tp_name_str, tp_cb, format)		\
-		static const char __mstrtab_##name[]			\
-		__attribute__((section("__markers_strings")))		\
-		= #name "\0" format;					\
-		static struct marker __mark_##name			\
-		__attribute__((section("__markers"), aligned(8))) =	\
-		{ __mstrtab_##name, &__mstrtab_##name[sizeof(#name)],	\
-		  0, 0, marker_probe_cb, { __mark_empty_function, NULL},\
-		  NULL, tp_name_str, tp_cb }
-
-#define DEFINE_MARKER(name, format)					\
-		_DEFINE_MARKER(name, NULL, NULL, format)
-
-#define DEFINE_MARKER_TP(name, tp_name, tp_cb, format)			\
-		_DEFINE_MARKER(name, #tp_name, tp_cb, format)
-
-/*
- * Note : the empty asm volatile with read constraint is used here instead of a
- * "used" attribute to fix a gcc 4.1.x bug.
- * Make sure the alignment of the structure in the __markers section will
- * not add unwanted padding between the beginning of the section and the
- * structure. Force alignment to the same alignment as the section start.
- *
- * The "generic" argument controls which marker enabling mechanism must be used.
- * If generic is true, a variable read is used.
- * If generic is false, immediate values are used.
- */
-#define __trace_mark(generic, name, call_private, format, args...)	\
-	do {								\
-		DEFINE_MARKER(name, format);				\
-		__mark_check_format(format, ## args);			\
-		if (unlikely(__mark_##name.state)) {			\
-			(*__mark_##name.call)				\
-				(&__mark_##name, call_private, ## args);\
-		}							\
-	} while (0)
-
-#define __trace_mark_tp(name, call_private, tp_name, tp_cb, format, args...) \
-	do {								\
-		void __check_tp_type(void)				\
-		{							\
-			register_trace_##tp_name(tp_cb);		\
-		}							\
-		DEFINE_MARKER_TP(name, tp_name, tp_cb, format);		\
-		__mark_check_format(format, ## args);			\
-		(*__mark_##name.call)(&__mark_##name, call_private,	\
-					## args);			\
-	} while (0)
-
-extern void marker_update_probe_range(struct marker *begin,
-	struct marker *end);
-
-#define GET_MARKER(name)	(__mark_##name)
-
-#else /* !CONFIG_MARKERS */
-#define DEFINE_MARKER(name, tp_name, tp_cb, format)
-#define __trace_mark(generic, name, call_private, format, args...) \
-		__mark_check_format(format, ## args)
-#define __trace_mark_tp(name, call_private, tp_name, tp_cb, format, args...) \
-	do {								\
-		void __check_tp_type(void)				\
-		{							\
-			register_trace_##tp_name(tp_cb);		\
-		}							\
-		__mark_check_format(format, ## args);			\
-	} while (0)
-static inline void marker_update_probe_range(struct marker *begin,
-	struct marker *end)
-{ }
-#define GET_MARKER(name)
-#endif /* CONFIG_MARKERS */
-
-/**
- * trace_mark - Marker using code patching
- * @name: marker name, not quoted.
- * @format: format string
- * @args...: variable argument list
- *
- * Places a marker using optimized code patching technique (imv_read())
- * to be enabled when immediate values are present.
- */
-#define trace_mark(name, format, args...) \
-	__trace_mark(0, name, NULL, format, ## args)
-
-/**
- * _trace_mark - Marker using variable read
- * @name: marker name, not quoted.
- * @format: format string
- * @args...: variable argument list
- *
- * Places a marker using a standard memory read (_imv_read()) to be
- * enabled. Should be used for markers in code paths where instruction
- * modification based enabling is not welcome. (__init and __exit functions,
- * lockdep, some traps, printk).
- */
-#define _trace_mark(name, format, args...) \
-	__trace_mark(1, name, NULL, format, ## args)
-
-/**
- * trace_mark_tp - Marker in a tracepoint callback
- * @name: marker name, not quoted.
- * @tp_name: tracepoint name, not quoted.
- * @tp_cb: tracepoint callback. Should have an associated global symbol so it
- *         is not optimized away by the compiler (should not be static).
- * @format: format string
- * @args...: variable argument list
- *
- * Places a marker in a tracepoint callback.
- */
-#define trace_mark_tp(name, tp_name, tp_cb, format, args...)	\
-	__trace_mark_tp(name, NULL, tp_name, tp_cb, format, ## args)
-
-/**
- * MARK_NOARGS - Format string for a marker with no argument.
- */
-#define MARK_NOARGS " "
-
-/* To be used for string format validity checking with gcc */
-static inline void __printf(1, 2) ___mark_check_format(const char *fmt, ...)
-{
-}
-
-#define __mark_check_format(format, args...)				\
-	do {								\
-		if (0)							\
-			___mark_check_format(format, ## args);		\
-	} while (0)
-
-extern marker_probe_func __mark_empty_function;
-
-extern void marker_probe_cb(const struct marker *mdata,
-	void *call_private, ...);
-
-/*
- * Connect a probe to a marker.
- * private data pointer must be a valid allocated memory address, or NULL.
- */
-extern int marker_probe_register(const char *name, const char *format,
-				marker_probe_func *probe, void *probe_private);
-
-/*
- * Returns the private data given to marker_probe_register.
- */
-extern int marker_probe_unregister(const char *name,
-	marker_probe_func *probe, void *probe_private);
-/*
- * Unregister a marker by providing the registered private data.
- */
-extern int marker_probe_unregister_private_data(marker_probe_func *probe,
-	void *probe_private);
-
-extern void *marker_get_private_data(const char *name, marker_probe_func *probe,
-	int num);
-
-/*
- * marker_synchronize_unregister must be called between the last marker probe
- * unregistration and the first one of
- * - the end of module exit function
- * - the free of any resource used by the probes
- * to ensure the code and data are valid for any possibly running probes.
- */
-#define marker_synchronize_unregister() synchronize_sched()
-
-#endif
diff --git a/include/linux/memcontrol.h b/include/linux/memcontrol.h
index e46a0734ab6e..bf9213b2db8f 100644
--- a/include/linux/memcontrol.h
+++ b/include/linux/memcontrol.h
@@ -118,6 +118,9 @@ static inline bool mem_cgroup_disabled(void)
 
 extern bool mem_cgroup_oom_called(struct task_struct *task);
 void mem_cgroup_update_mapped_file_stat(struct page *page, int val);
+unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order,
+						gfp_t gfp_mask, int nid,
+						int zid);
 #else /* CONFIG_CGROUP_MEM_RES_CTLR */
 struct mem_cgroup;
 
@@ -276,6 +279,13 @@ static inline void mem_cgroup_update_mapped_file_stat(struct page *page,
 {
 }
 
+static inline
+unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order,
+					    gfp_t gfp_mask, int nid, int zid)
+{
+	return 0;
+}
+
 #endif /* CONFIG_CGROUP_MEM_CONT */
 
 #endif /* _LINUX_MEMCONTROL_H */
diff --git a/include/linux/memory_hotplug.h b/include/linux/memory_hotplug.h
index d95f72e79b82..fed969281a41 100644
--- a/include/linux/memory_hotplug.h
+++ b/include/linux/memory_hotplug.h
@@ -191,14 +191,6 @@ static inline void register_page_bootmem_info_node(struct pglist_data *pgdat)
 
 #endif /* ! CONFIG_MEMORY_HOTPLUG */
 
-/*
- * Walk through all memory which is registered as resource.
- * arg is (start_pfn, nr_pages, private_arg_pointer)
- */
-extern int walk_memory_resource(unsigned long start_pfn,
-			unsigned long nr_pages, void *arg,
-			int (*func)(unsigned long, unsigned long, void *));
-
 #ifdef CONFIG_MEMORY_HOTREMOVE
 
 extern int is_mem_section_removable(unsigned long pfn, unsigned long nr_pages);
diff --git a/include/linux/mempool.h b/include/linux/mempool.h
index 9be484d11283..7c08052e3321 100644
--- a/include/linux/mempool.h
+++ b/include/linux/mempool.h
@@ -47,22 +47,16 @@ mempool_create_slab_pool(int min_nr, struct kmem_cache *kc)
 }
 
 /*
- * 2 mempool_alloc_t's and a mempool_free_t to kmalloc/kzalloc and kfree
- * the amount of memory specified by pool_data
+ * a mempool_alloc_t and a mempool_free_t to kmalloc and kfree the
+ * amount of memory specified by pool_data
  */
 void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data);
-void *mempool_kzalloc(gfp_t gfp_mask, void *pool_data);
 void mempool_kfree(void *element, void *pool_data);
 static inline mempool_t *mempool_create_kmalloc_pool(int min_nr, size_t size)
 {
 	return mempool_create(min_nr, mempool_kmalloc, mempool_kfree,
 			      (void *) size);
 }
-static inline mempool_t *mempool_create_kzalloc_pool(int min_nr, size_t size)
-{
-	return mempool_create(min_nr, mempool_kzalloc, mempool_kfree,
-			      (void *) size);
-}
 
 /*
  * A mempool_alloc_t and mempool_free_t for a simple page allocator that
diff --git a/include/linux/mfd/da903x.h b/include/linux/mfd/da903x.h
index 115dbe965082..c63b65c94429 100644
--- a/include/linux/mfd/da903x.h
+++ b/include/linux/mfd/da903x.h
@@ -1,7 +1,7 @@
 #ifndef __LINUX_PMIC_DA903X_H
 #define __LINUX_PMIC_DA903X_H
 
-/* Unified sub device IDs for DA9030/DA9034 */
+/* Unified sub device IDs for DA9030/DA9034/DA9035 */
 enum {
 	DA9030_ID_LED_1,
 	DA9030_ID_LED_2,
@@ -57,6 +57,8 @@ enum {
 	DA9034_ID_LDO13,
 	DA9034_ID_LDO14,
 	DA9034_ID_LDO15,
+
+	DA9035_ID_BUCK3,
 };
 
 /*
diff --git a/include/linux/mfd/wm831x/pmu.h b/include/linux/mfd/wm831x/pmu.h
new file mode 100644
index 000000000000..b18cbb027bc3
--- /dev/null
+++ b/include/linux/mfd/wm831x/pmu.h
@@ -0,0 +1,189 @@
+/*
+ * include/linux/mfd/wm831x/pmu.h -- PMU for WM831x
+ *
+ * Copyright 2009 Wolfson Microelectronics PLC.
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef __MFD_WM831X_PMU_H__
+#define __MFD_WM831X_PMU_H__
+
+/*
+ * R16387 (0x4003) - Power State
+ */
+#define WM831X_CHIP_ON                          0x8000  /* CHIP_ON */
+#define WM831X_CHIP_ON_MASK                     0x8000  /* CHIP_ON */
+#define WM831X_CHIP_ON_SHIFT                        15  /* CHIP_ON */
+#define WM831X_CHIP_ON_WIDTH                         1  /* CHIP_ON */
+#define WM831X_CHIP_SLP                         0x4000  /* CHIP_SLP */
+#define WM831X_CHIP_SLP_MASK                    0x4000  /* CHIP_SLP */
+#define WM831X_CHIP_SLP_SHIFT                       14  /* CHIP_SLP */
+#define WM831X_CHIP_SLP_WIDTH                        1  /* CHIP_SLP */
+#define WM831X_REF_LP                           0x1000  /* REF_LP */
+#define WM831X_REF_LP_MASK                      0x1000  /* REF_LP */
+#define WM831X_REF_LP_SHIFT                         12  /* REF_LP */
+#define WM831X_REF_LP_WIDTH                          1  /* REF_LP */
+#define WM831X_PWRSTATE_DLY_MASK                0x0C00  /* PWRSTATE_DLY - [11:10] */
+#define WM831X_PWRSTATE_DLY_SHIFT                   10  /* PWRSTATE_DLY - [11:10] */
+#define WM831X_PWRSTATE_DLY_WIDTH                    2  /* PWRSTATE_DLY - [11:10] */
+#define WM831X_SWRST_DLY                        0x0200  /* SWRST_DLY */
+#define WM831X_SWRST_DLY_MASK                   0x0200  /* SWRST_DLY */
+#define WM831X_SWRST_DLY_SHIFT                       9  /* SWRST_DLY */
+#define WM831X_SWRST_DLY_WIDTH                       1  /* SWRST_DLY */
+#define WM831X_USB100MA_STARTUP_MASK            0x0030  /* USB100MA_STARTUP - [5:4] */
+#define WM831X_USB100MA_STARTUP_SHIFT                4  /* USB100MA_STARTUP - [5:4] */
+#define WM831X_USB100MA_STARTUP_WIDTH                2  /* USB100MA_STARTUP - [5:4] */
+#define WM831X_USB_CURR_STS                     0x0008  /* USB_CURR_STS */
+#define WM831X_USB_CURR_STS_MASK                0x0008  /* USB_CURR_STS */
+#define WM831X_USB_CURR_STS_SHIFT                    3  /* USB_CURR_STS */
+#define WM831X_USB_CURR_STS_WIDTH                    1  /* USB_CURR_STS */
+#define WM831X_USB_ILIM_MASK                    0x0007  /* USB_ILIM - [2:0] */
+#define WM831X_USB_ILIM_SHIFT                        0  /* USB_ILIM - [2:0] */
+#define WM831X_USB_ILIM_WIDTH                        3  /* USB_ILIM - [2:0] */
+
+/*
+ * R16397 (0x400D) - System Status
+ */
+#define WM831X_THW_STS                          0x8000  /* THW_STS */
+#define WM831X_THW_STS_MASK                     0x8000  /* THW_STS */
+#define WM831X_THW_STS_SHIFT                        15  /* THW_STS */
+#define WM831X_THW_STS_WIDTH                         1  /* THW_STS */
+#define WM831X_PWR_SRC_BATT                     0x0400  /* PWR_SRC_BATT */
+#define WM831X_PWR_SRC_BATT_MASK                0x0400  /* PWR_SRC_BATT */
+#define WM831X_PWR_SRC_BATT_SHIFT                   10  /* PWR_SRC_BATT */
+#define WM831X_PWR_SRC_BATT_WIDTH                    1  /* PWR_SRC_BATT */
+#define WM831X_PWR_WALL                         0x0200  /* PWR_WALL */
+#define WM831X_PWR_WALL_MASK                    0x0200  /* PWR_WALL */
+#define WM831X_PWR_WALL_SHIFT                        9  /* PWR_WALL */
+#define WM831X_PWR_WALL_WIDTH                        1  /* PWR_WALL */
+#define WM831X_PWR_USB                          0x0100  /* PWR_USB */
+#define WM831X_PWR_USB_MASK                     0x0100  /* PWR_USB */
+#define WM831X_PWR_USB_SHIFT                         8  /* PWR_USB */
+#define WM831X_PWR_USB_WIDTH                         1  /* PWR_USB */
+#define WM831X_MAIN_STATE_MASK                  0x001F  /* MAIN_STATE - [4:0] */
+#define WM831X_MAIN_STATE_SHIFT                      0  /* MAIN_STATE - [4:0] */
+#define WM831X_MAIN_STATE_WIDTH                      5  /* MAIN_STATE - [4:0] */
+
+/*
+ * R16456 (0x4048) - Charger Control 1
+ */
+#define WM831X_CHG_ENA                          0x8000  /* CHG_ENA */
+#define WM831X_CHG_ENA_MASK                     0x8000  /* CHG_ENA */
+#define WM831X_CHG_ENA_SHIFT                        15  /* CHG_ENA */
+#define WM831X_CHG_ENA_WIDTH                         1  /* CHG_ENA */
+#define WM831X_CHG_FRC                          0x4000  /* CHG_FRC */
+#define WM831X_CHG_FRC_MASK                     0x4000  /* CHG_FRC */
+#define WM831X_CHG_FRC_SHIFT                        14  /* CHG_FRC */
+#define WM831X_CHG_FRC_WIDTH                         1  /* CHG_FRC */
+#define WM831X_CHG_ITERM_MASK                   0x1C00  /* CHG_ITERM - [12:10] */
+#define WM831X_CHG_ITERM_SHIFT                      10  /* CHG_ITERM - [12:10] */
+#define WM831X_CHG_ITERM_WIDTH                       3  /* CHG_ITERM - [12:10] */
+#define WM831X_CHG_FAST                         0x0020  /* CHG_FAST */
+#define WM831X_CHG_FAST_MASK                    0x0020  /* CHG_FAST */
+#define WM831X_CHG_FAST_SHIFT                        5  /* CHG_FAST */
+#define WM831X_CHG_FAST_WIDTH                        1  /* CHG_FAST */
+#define WM831X_CHG_IMON_ENA                     0x0002  /* CHG_IMON_ENA */
+#define WM831X_CHG_IMON_ENA_MASK                0x0002  /* CHG_IMON_ENA */
+#define WM831X_CHG_IMON_ENA_SHIFT                    1  /* CHG_IMON_ENA */
+#define WM831X_CHG_IMON_ENA_WIDTH                    1  /* CHG_IMON_ENA */
+#define WM831X_CHG_CHIP_TEMP_MON                0x0001  /* CHG_CHIP_TEMP_MON */
+#define WM831X_CHG_CHIP_TEMP_MON_MASK           0x0001  /* CHG_CHIP_TEMP_MON */
+#define WM831X_CHG_CHIP_TEMP_MON_SHIFT               0  /* CHG_CHIP_TEMP_MON */
+#define WM831X_CHG_CHIP_TEMP_MON_WIDTH               1  /* CHG_CHIP_TEMP_MON */
+
+/*
+ * R16457 (0x4049) - Charger Control 2
+ */
+#define WM831X_CHG_OFF_MSK                      0x4000  /* CHG_OFF_MSK */
+#define WM831X_CHG_OFF_MSK_MASK                 0x4000  /* CHG_OFF_MSK */
+#define WM831X_CHG_OFF_MSK_SHIFT                    14  /* CHG_OFF_MSK */
+#define WM831X_CHG_OFF_MSK_WIDTH                     1  /* CHG_OFF_MSK */
+#define WM831X_CHG_TIME_MASK                    0x0F00  /* CHG_TIME - [11:8] */
+#define WM831X_CHG_TIME_SHIFT                        8  /* CHG_TIME - [11:8] */
+#define WM831X_CHG_TIME_WIDTH                        4  /* CHG_TIME - [11:8] */
+#define WM831X_CHG_TRKL_ILIM_MASK               0x00C0  /* CHG_TRKL_ILIM - [7:6] */
+#define WM831X_CHG_TRKL_ILIM_SHIFT                   6  /* CHG_TRKL_ILIM - [7:6] */
+#define WM831X_CHG_TRKL_ILIM_WIDTH                   2  /* CHG_TRKL_ILIM - [7:6] */
+#define WM831X_CHG_VSEL_MASK                    0x0030  /* CHG_VSEL - [5:4] */
+#define WM831X_CHG_VSEL_SHIFT                        4  /* CHG_VSEL - [5:4] */
+#define WM831X_CHG_VSEL_WIDTH                        2  /* CHG_VSEL - [5:4] */
+#define WM831X_CHG_FAST_ILIM_MASK               0x000F  /* CHG_FAST_ILIM - [3:0] */
+#define WM831X_CHG_FAST_ILIM_SHIFT                   0  /* CHG_FAST_ILIM - [3:0] */
+#define WM831X_CHG_FAST_ILIM_WIDTH                   4  /* CHG_FAST_ILIM - [3:0] */
+
+/*
+ * R16458 (0x404A) - Charger Status
+ */
+#define WM831X_BATT_OV_STS                      0x8000  /* BATT_OV_STS */
+#define WM831X_BATT_OV_STS_MASK                 0x8000  /* BATT_OV_STS */
+#define WM831X_BATT_OV_STS_SHIFT                    15  /* BATT_OV_STS */
+#define WM831X_BATT_OV_STS_WIDTH                     1  /* BATT_OV_STS */
+#define WM831X_CHG_STATE_MASK                   0x7000  /* CHG_STATE - [14:12] */
+#define WM831X_CHG_STATE_SHIFT                      12  /* CHG_STATE - [14:12] */
+#define WM831X_CHG_STATE_WIDTH                       3  /* CHG_STATE - [14:12] */
+#define WM831X_BATT_HOT_STS                     0x0800  /* BATT_HOT_STS */
+#define WM831X_BATT_HOT_STS_MASK                0x0800  /* BATT_HOT_STS */
+#define WM831X_BATT_HOT_STS_SHIFT                   11  /* BATT_HOT_STS */
+#define WM831X_BATT_HOT_STS_WIDTH                    1  /* BATT_HOT_STS */
+#define WM831X_BATT_COLD_STS                    0x0400  /* BATT_COLD_STS */
+#define WM831X_BATT_COLD_STS_MASK               0x0400  /* BATT_COLD_STS */
+#define WM831X_BATT_COLD_STS_SHIFT                  10  /* BATT_COLD_STS */
+#define WM831X_BATT_COLD_STS_WIDTH                   1  /* BATT_COLD_STS */
+#define WM831X_CHG_TOPOFF                       0x0200  /* CHG_TOPOFF */
+#define WM831X_CHG_TOPOFF_MASK                  0x0200  /* CHG_TOPOFF */
+#define WM831X_CHG_TOPOFF_SHIFT                      9  /* CHG_TOPOFF */
+#define WM831X_CHG_TOPOFF_WIDTH                      1  /* CHG_TOPOFF */
+#define WM831X_CHG_ACTIVE                       0x0100  /* CHG_ACTIVE */
+#define WM831X_CHG_ACTIVE_MASK                  0x0100  /* CHG_ACTIVE */
+#define WM831X_CHG_ACTIVE_SHIFT                      8  /* CHG_ACTIVE */
+#define WM831X_CHG_ACTIVE_WIDTH                      1  /* CHG_ACTIVE */
+#define WM831X_CHG_TIME_ELAPSED_MASK            0x00FF  /* CHG_TIME_ELAPSED - [7:0] */
+#define WM831X_CHG_TIME_ELAPSED_SHIFT                0  /* CHG_TIME_ELAPSED - [7:0] */
+#define WM831X_CHG_TIME_ELAPSED_WIDTH                8  /* CHG_TIME_ELAPSED - [7:0] */
+
+#define WM831X_CHG_STATE_OFF         (0 << WM831X_CHG_STATE_SHIFT)
+#define WM831X_CHG_STATE_TRICKLE     (1 << WM831X_CHG_STATE_SHIFT)
+#define WM831X_CHG_STATE_FAST        (2 << WM831X_CHG_STATE_SHIFT)
+#define WM831X_CHG_STATE_TRICKLE_OT  (3 << WM831X_CHG_STATE_SHIFT)
+#define WM831X_CHG_STATE_FAST_OT     (4 << WM831X_CHG_STATE_SHIFT)
+#define WM831X_CHG_STATE_DEFECTIVE   (5 << WM831X_CHG_STATE_SHIFT)
+
+/*
+ * R16459 (0x404B) - Backup Charger Control
+ */
+#define WM831X_BKUP_CHG_ENA                     0x8000  /* BKUP_CHG_ENA */
+#define WM831X_BKUP_CHG_ENA_MASK                0x8000  /* BKUP_CHG_ENA */
+#define WM831X_BKUP_CHG_ENA_SHIFT                   15  /* BKUP_CHG_ENA */
+#define WM831X_BKUP_CHG_ENA_WIDTH                    1  /* BKUP_CHG_ENA */
+#define WM831X_BKUP_CHG_STS                     0x4000  /* BKUP_CHG_STS */
+#define WM831X_BKUP_CHG_STS_MASK                0x4000  /* BKUP_CHG_STS */
+#define WM831X_BKUP_CHG_STS_SHIFT                   14  /* BKUP_CHG_STS */
+#define WM831X_BKUP_CHG_STS_WIDTH                    1  /* BKUP_CHG_STS */
+#define WM831X_BKUP_CHG_MODE                    0x1000  /* BKUP_CHG_MODE */
+#define WM831X_BKUP_CHG_MODE_MASK               0x1000  /* BKUP_CHG_MODE */
+#define WM831X_BKUP_CHG_MODE_SHIFT                  12  /* BKUP_CHG_MODE */
+#define WM831X_BKUP_CHG_MODE_WIDTH                   1  /* BKUP_CHG_MODE */
+#define WM831X_BKUP_BATT_DET_ENA                0x0800  /* BKUP_BATT_DET_ENA */
+#define WM831X_BKUP_BATT_DET_ENA_MASK           0x0800  /* BKUP_BATT_DET_ENA */
+#define WM831X_BKUP_BATT_DET_ENA_SHIFT              11  /* BKUP_BATT_DET_ENA */
+#define WM831X_BKUP_BATT_DET_ENA_WIDTH               1  /* BKUP_BATT_DET_ENA */
+#define WM831X_BKUP_BATT_STS                    0x0400  /* BKUP_BATT_STS */
+#define WM831X_BKUP_BATT_STS_MASK               0x0400  /* BKUP_BATT_STS */
+#define WM831X_BKUP_BATT_STS_SHIFT                  10  /* BKUP_BATT_STS */
+#define WM831X_BKUP_BATT_STS_WIDTH                   1  /* BKUP_BATT_STS */
+#define WM831X_BKUP_CHG_VLIM                    0x0010  /* BKUP_CHG_VLIM */
+#define WM831X_BKUP_CHG_VLIM_MASK               0x0010  /* BKUP_CHG_VLIM */
+#define WM831X_BKUP_CHG_VLIM_SHIFT                   4  /* BKUP_CHG_VLIM */
+#define WM831X_BKUP_CHG_VLIM_WIDTH                   1  /* BKUP_CHG_VLIM */
+#define WM831X_BKUP_CHG_ILIM_MASK               0x0003  /* BKUP_CHG_ILIM - [1:0] */
+#define WM831X_BKUP_CHG_ILIM_SHIFT                   0  /* BKUP_CHG_ILIM - [1:0] */
+#define WM831X_BKUP_CHG_ILIM_WIDTH                   2  /* BKUP_CHG_ILIM - [1:0] */
+
+#endif
diff --git a/include/linux/mfd/wm831x/status.h b/include/linux/mfd/wm831x/status.h
new file mode 100644
index 000000000000..6bc090d0e3ac
--- /dev/null
+++ b/include/linux/mfd/wm831x/status.h
@@ -0,0 +1,34 @@
+/*
+ * include/linux/mfd/wm831x/status.h -- Status LEDs for WM831x
+ *
+ * Copyright 2009 Wolfson Microelectronics PLC.
+ *
+ * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
+ *
+ *  This program is free software; you can redistribute  it and/or modify it
+ *  under  the terms of  the GNU General  Public License as published by the
+ *  Free Software Foundation;  either version 2 of the  License, or (at your
+ *  option) any later version.
+ *
+ */
+
+#ifndef __MFD_WM831X_STATUS_H__
+#define __MFD_WM831X_STATUS_H__
+
+#define WM831X_LED_SRC_MASK                    0xC000  /* LED_SRC - [15:14] */
+#define WM831X_LED_SRC_SHIFT                       14  /* LED_SRC - [15:14] */
+#define WM831X_LED_SRC_WIDTH                        2  /* LED_SRC - [15:14] */
+#define WM831X_LED_MODE_MASK                   0x0300  /* LED_MODE - [9:8] */
+#define WM831X_LED_MODE_SHIFT                       8  /* LED_MODE - [9:8] */
+#define WM831X_LED_MODE_WIDTH                       2  /* LED_MODE - [9:8] */
+#define WM831X_LED_SEQ_LEN_MASK                0x0030  /* LED_SEQ_LEN - [5:4] */
+#define WM831X_LED_SEQ_LEN_SHIFT                    4  /* LED_SEQ_LEN - [5:4] */
+#define WM831X_LED_SEQ_LEN_WIDTH                    2  /* LED_SEQ_LEN - [5:4] */
+#define WM831X_LED_DUR_MASK                    0x000C  /* LED_DUR - [3:2] */
+#define WM831X_LED_DUR_SHIFT                        2  /* LED_DUR - [3:2] */
+#define WM831X_LED_DUR_WIDTH                        2  /* LED_DUR - [3:2] */
+#define WM831X_LED_DUTY_CYC_MASK               0x0003  /* LED_DUTY_CYC - [1:0] */
+#define WM831X_LED_DUTY_CYC_SHIFT                   0  /* LED_DUTY_CYC - [1:0] */
+#define WM831X_LED_DUTY_CYC_WIDTH                   2  /* LED_DUTY_CYC - [1:0] */
+
+#endif
diff --git a/include/linux/miscdevice.h b/include/linux/miscdevice.h
index 052117744629..adaf3c15e449 100644
--- a/include/linux/miscdevice.h
+++ b/include/linux/miscdevice.h
@@ -41,7 +41,8 @@ struct miscdevice  {
 	struct list_head list;
 	struct device *parent;
 	struct device *this_device;
-	const char *devnode;
+	const char *nodename;
+	mode_t mode;
 };
 
 extern int misc_register(struct miscdevice * misc);
diff --git a/include/linux/mm.h b/include/linux/mm.h
index 9a72cc78e6b8..24c395694f4d 100644
--- a/include/linux/mm.h
+++ b/include/linux/mm.h
@@ -25,6 +25,7 @@ extern unsigned long max_mapnr;
 #endif
 
 extern unsigned long num_physpages;
+extern unsigned long totalram_pages;
 extern void * high_memory;
 extern int page_cluster;
 
@@ -103,6 +104,7 @@ extern unsigned int kobjsize(const void *objp);
 #define VM_MIXEDMAP	0x10000000	/* Can contain "struct page" and pure PFN pages */
 #define VM_SAO		0x20000000	/* Strong Access Ordering (powerpc) */
 #define VM_PFN_AT_MMAP	0x40000000	/* PFNMAP vma that is fully mapped at mmap time */
+#define VM_MERGEABLE	0x80000000	/* KSM may merge identical pages */
 
 #ifndef VM_STACK_DEFAULT_FLAGS		/* arch can override this */
 #define VM_STACK_DEFAULT_FLAGS VM_DATA_DEFAULT_FLAGS
@@ -283,6 +285,14 @@ static inline int is_vmalloc_addr(const void *x)
 	return 0;
 #endif
 }
+#ifdef CONFIG_MMU
+extern int is_vmalloc_or_module_addr(const void *x);
+#else
+static inline int is_vmalloc_or_module_addr(const void *x)
+{
+	return 0;
+}
+#endif
 
 static inline struct page *compound_head(struct page *page)
 {
@@ -685,11 +695,12 @@ static inline int page_mapped(struct page *page)
 #define VM_FAULT_SIGBUS	0x0002
 #define VM_FAULT_MAJOR	0x0004
 #define VM_FAULT_WRITE	0x0008	/* Special case for get_user_pages */
+#define VM_FAULT_HWPOISON 0x0010	/* Hit poisoned page */
 
 #define VM_FAULT_NOPAGE	0x0100	/* ->fault installed the pte, not return page */
 #define VM_FAULT_LOCKED	0x0200	/* ->fault locked the returned page */
 
-#define VM_FAULT_ERROR	(VM_FAULT_OOM | VM_FAULT_SIGBUS)
+#define VM_FAULT_ERROR	(VM_FAULT_OOM | VM_FAULT_SIGBUS | VM_FAULT_HWPOISON)
 
 /*
  * Can be called by the pagefault handler when it gets a VM_FAULT_OOM.
@@ -700,17 +711,8 @@ extern void pagefault_out_of_memory(void);
 
 extern void show_free_areas(void);
 
-#ifdef CONFIG_SHMEM
-extern int shmem_lock(struct file *file, int lock, struct user_struct *user);
-#else
-static inline int shmem_lock(struct file *file, int lock,
-			    struct user_struct *user)
-{
-	return 0;
-}
-#endif
+int shmem_lock(struct file *file, int lock, struct user_struct *user);
 struct file *shmem_file_setup(const char *name, loff_t size, unsigned long flags);
-
 int shmem_zero_setup(struct vm_area_struct *);
 
 #ifndef CONFIG_MMU
@@ -790,8 +792,14 @@ static inline void unmap_shared_mapping_range(struct address_space *mapping,
 	unmap_mapping_range(mapping, holebegin, holelen, 0);
 }
 
-extern int vmtruncate(struct inode * inode, loff_t offset);
-extern int vmtruncate_range(struct inode * inode, loff_t offset, loff_t end);
+extern void truncate_pagecache(struct inode *inode, loff_t old, loff_t new);
+extern int vmtruncate(struct inode *inode, loff_t offset);
+extern int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end);
+
+int truncate_inode_page(struct address_space *mapping, struct page *page);
+int generic_error_remove_page(struct address_space *mapping, struct page *page);
+
+int invalidate_inode_page(struct page *page);
 
 #ifdef CONFIG_MMU
 extern int handle_mm_fault(struct mm_struct *mm, struct vm_area_struct *vma,
@@ -815,6 +823,7 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 			struct page **pages, struct vm_area_struct **vmas);
 int get_user_pages_fast(unsigned long start, int nr_pages, int write,
 			struct page **pages);
+struct page *get_dump_page(unsigned long addr);
 
 extern int try_to_release_page(struct page * page, gfp_t gfp_mask);
 extern void do_invalidatepage(struct page *page, unsigned long offset);
@@ -1058,6 +1067,8 @@ extern void setup_per_cpu_pageset(void);
 static inline void setup_per_cpu_pageset(void) {}
 #endif
 
+extern void zone_pcp_update(struct zone *zone);
+
 /* nommu.c */
 extern atomic_long_t mmap_pages_allocated;
 
@@ -1226,7 +1237,8 @@ struct page *follow_page(struct vm_area_struct *, unsigned long address,
 #define FOLL_WRITE	0x01	/* check pte is writable */
 #define FOLL_TOUCH	0x02	/* mark page accessed */
 #define FOLL_GET	0x04	/* do get_page on page */
-#define FOLL_ANON	0x08	/* give ZERO_PAGE if no pgtable */
+#define FOLL_DUMP	0x08	/* give error on hole if it would be zero */
+#define FOLL_FORCE	0x10	/* get_user_pages read/write w/o permission */
 
 typedef int (*pte_fn_t)(pte_t *pte, pgtable_t token, unsigned long addr,
 			void *data);
@@ -1274,7 +1286,7 @@ int in_gate_area_no_task(unsigned long addr);
 #define in_gate_area(task, addr) ({(void)task; in_gate_area_no_task(addr);})
 #endif	/* __HAVE_ARCH_GATE_AREA */
 
-int drop_caches_sysctl_handler(struct ctl_table *, int, struct file *,
+int drop_caches_sysctl_handler(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
 unsigned long shrink_slab(unsigned long scanned, gfp_t gfp_mask,
 			unsigned long lru_pages);
@@ -1303,5 +1315,12 @@ void vmemmap_populate_print_last(void);
 extern int account_locked_memory(struct mm_struct *mm, struct rlimit *rlim,
 				 size_t size);
 extern void refund_locked_memory(struct mm_struct *mm, size_t size);
+
+extern void memory_failure(unsigned long pfn, int trapno);
+extern int __memory_failure(unsigned long pfn, int trapno, int ref);
+extern int sysctl_memory_failure_early_kill;
+extern int sysctl_memory_failure_recovery;
+extern atomic_long_t mce_bad_pages;
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_MM_H */
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index 7fbb97267556..8835b877b8db 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -5,7 +5,7 @@
  * page_is_file_cache - should the page be on a file LRU or anon LRU?
  * @page: the page to test
  *
- * Returns LRU_FILE if @page is page cache page backed by a regular filesystem,
+ * Returns 1 if @page is page cache page backed by a regular filesystem,
  * or 0 if @page is anonymous, tmpfs or otherwise ram or swap backed.
  * Used by functions that manipulate the LRU lists, to sort a page
  * onto the right LRU list.
@@ -16,11 +16,7 @@
  */
 static inline int page_is_file_cache(struct page *page)
 {
-	if (PageSwapBacked(page))
-		return 0;
-
-	/* The page is page cache backed by a normal filesystem. */
-	return LRU_FILE;
+	return !PageSwapBacked(page);
 }
 
 static inline void
@@ -39,21 +35,36 @@ del_page_from_lru_list(struct zone *zone, struct page *page, enum lru_list l)
 	mem_cgroup_del_lru_list(page, l);
 }
 
+/**
+ * page_lru_base_type - which LRU list type should a page be on?
+ * @page: the page to test
+ *
+ * Used for LRU list index arithmetic.
+ *
+ * Returns the base LRU type - file or anon - @page should be on.
+ */
+static inline enum lru_list page_lru_base_type(struct page *page)
+{
+	if (page_is_file_cache(page))
+		return LRU_INACTIVE_FILE;
+	return LRU_INACTIVE_ANON;
+}
+
 static inline void
 del_page_from_lru(struct zone *zone, struct page *page)
 {
-	enum lru_list l = LRU_BASE;
+	enum lru_list l;
 
 	list_del(&page->lru);
 	if (PageUnevictable(page)) {
 		__ClearPageUnevictable(page);
 		l = LRU_UNEVICTABLE;
 	} else {
+		l = page_lru_base_type(page);
 		if (PageActive(page)) {
 			__ClearPageActive(page);
 			l += LRU_ACTIVE;
 		}
-		l += page_is_file_cache(page);
 	}
 	__dec_zone_state(zone, NR_LRU_BASE + l);
 	mem_cgroup_del_lru_list(page, l);
@@ -68,14 +79,14 @@ del_page_from_lru(struct zone *zone, struct page *page)
  */
 static inline enum lru_list page_lru(struct page *page)
 {
-	enum lru_list lru = LRU_BASE;
+	enum lru_list lru;
 
 	if (PageUnevictable(page))
 		lru = LRU_UNEVICTABLE;
 	else {
+		lru = page_lru_base_type(page);
 		if (PageActive(page))
 			lru += LRU_ACTIVE;
-		lru += page_is_file_cache(page);
 	}
 
 	return lru;
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 0042090a4d70..84a524afb3dc 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -171,7 +171,7 @@ struct vm_area_struct {
 	struct anon_vma *anon_vma;	/* Serialized by page_table_lock */
 
 	/* Function pointers to deal with this struct. */
-	struct vm_operations_struct * vm_ops;
+	const struct vm_operations_struct *vm_ops;
 
 	/* Information about our backing store: */
 	unsigned long vm_pgoff;		/* Offset (within vm_file) in PAGE_SIZE
@@ -240,6 +240,8 @@ struct mm_struct {
 
 	unsigned long saved_auxv[AT_VECTOR_SIZE]; /* for /proc/PID/auxv */
 
+	struct linux_binfmt *binfmt;
+
 	cpumask_t cpu_vm_mask;
 
 	/* Architecture-specific MM context */
@@ -259,11 +261,10 @@ struct mm_struct {
 	unsigned long flags; /* Must use atomic bitops to access the bits */
 
 	struct core_state *core_state; /* coredumping support */
-
-	/* aio bits */
+#ifdef CONFIG_AIO
 	spinlock_t		ioctx_lock;
 	struct hlist_head	ioctx_list;
-
+#endif
 #ifdef CONFIG_MM_OWNER
 	/*
 	 * "owner" points to a task that is regarded as the canonical
diff --git a/include/linux/mmc/card.h b/include/linux/mmc/card.h
index 403aa505f27e..2ee22e8af110 100644
--- a/include/linux/mmc/card.h
+++ b/include/linux/mmc/card.h
@@ -40,6 +40,8 @@ struct mmc_csd {
 };
 
 struct mmc_ext_csd {
+	u8			rev;
+	unsigned int		sa_timeout;		/* Units: 100ns */
 	unsigned int		hs_max_dtr;
 	unsigned int		sectors;
 };
@@ -62,7 +64,8 @@ struct sdio_cccr {
 				low_speed:1,
 				wide_bus:1,
 				high_power:1,
-				high_speed:1;
+				high_speed:1,
+				disable_cd:1;
 };
 
 struct sdio_cis {
@@ -94,6 +97,8 @@ struct mmc_card {
 #define MMC_STATE_READONLY	(1<<1)		/* card is read-only */
 #define MMC_STATE_HIGHSPEED	(1<<2)		/* card is in high speed mode */
 #define MMC_STATE_BLOCKADDR	(1<<3)		/* card uses block-addressing */
+	unsigned int		quirks; 	/* card quirks */
+#define MMC_QUIRK_LENIENT_FN0	(1<<0)		/* allow SDIO FN0 writes outside of the VS CCCR range */
 
 	u32			raw_cid[4];	/* raw card CID */
 	u32			raw_csd[4];	/* raw card CSD */
@@ -129,6 +134,11 @@ struct mmc_card {
 #define mmc_card_set_highspeed(c) ((c)->state |= MMC_STATE_HIGHSPEED)
 #define mmc_card_set_blockaddr(c) ((c)->state |= MMC_STATE_BLOCKADDR)
 
+static inline int mmc_card_lenient_fn0(const struct mmc_card *c)
+{
+	return c->quirks & MMC_QUIRK_LENIENT_FN0;
+}
+
 #define mmc_card_name(c)	((c)->cid.prod_name)
 #define mmc_card_id(c)		(dev_name(&(c)->dev))
 
diff --git a/include/linux/mmc/core.h b/include/linux/mmc/core.h
index 7ac8b500d55c..e4898e9eeb59 100644
--- a/include/linux/mmc/core.h
+++ b/include/linux/mmc/core.h
@@ -139,6 +139,7 @@ extern unsigned int mmc_align_data_size(struct mmc_card *, unsigned int);
 
 extern int __mmc_claim_host(struct mmc_host *host, atomic_t *abort);
 extern void mmc_release_host(struct mmc_host *host);
+extern int mmc_try_claim_host(struct mmc_host *host);
 
 /**
  *	mmc_claim_host - exclusively claim a host
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 3e7615e9087e..eaf36364b7d4 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -11,6 +11,7 @@
 #define LINUX_MMC_HOST_H
 
 #include <linux/leds.h>
+#include <linux/sched.h>
 
 #include <linux/mmc/core.h>
 
@@ -51,6 +52,35 @@ struct mmc_ios {
 };
 
 struct mmc_host_ops {
+	/*
+	 * Hosts that support power saving can use the 'enable' and 'disable'
+	 * methods to exit and enter power saving states. 'enable' is called
+	 * when the host is claimed and 'disable' is called (or scheduled with
+	 * a delay) when the host is released. The 'disable' is scheduled if
+	 * the disable delay set by 'mmc_set_disable_delay()' is non-zero,
+	 * otherwise 'disable' is called immediately. 'disable' may be
+	 * scheduled repeatedly, to permit ever greater power saving at the
+	 * expense of ever greater latency to re-enable. Rescheduling is
+	 * determined by the return value of the 'disable' method. A positive
+	 * value gives the delay in milliseconds.
+	 *
+	 * In the case where a host function (like set_ios) may be called
+	 * with or without the host claimed, enabling and disabling can be
+	 * done directly and will nest correctly. Call 'mmc_host_enable()' and
+	 * 'mmc_host_lazy_disable()' for this purpose, but note that these
+	 * functions must be paired.
+	 *
+	 * Alternatively, 'mmc_host_enable()' may be paired with
+	 * 'mmc_host_disable()' which calls 'disable' immediately.  In this
+	 * case the 'disable' method will be called with 'lazy' set to 0.
+	 * This is mainly useful for error paths.
+	 *
+	 * Because lazy disable may be called from a work queue, the 'disable'
+	 * method must claim the host when 'lazy' != 0, which will work
+	 * correctly because recursion is detected and handled.
+	 */
+	int (*enable)(struct mmc_host *host);
+	int (*disable)(struct mmc_host *host, int lazy);
 	void	(*request)(struct mmc_host *host, struct mmc_request *req);
 	/*
 	 * Avoid calling these three functions too often or in a "fast path",
@@ -118,6 +148,9 @@ struct mmc_host {
 #define MMC_CAP_SPI		(1 << 4)	/* Talks only SPI protocols */
 #define MMC_CAP_NEEDS_POLL	(1 << 5)	/* Needs polling for card-detection */
 #define MMC_CAP_8_BIT_DATA	(1 << 6)	/* Can the host do 8 bit transfers */
+#define MMC_CAP_DISABLE		(1 << 7)	/* Can the host be disabled */
+#define MMC_CAP_NONREMOVABLE	(1 << 8)	/* Nonremovable e.g. eMMC */
+#define MMC_CAP_WAIT_WHILE_BUSY	(1 << 9)	/* Waits while card is busy */
 
 	/* host specific block data */
 	unsigned int		max_seg_size;	/* see blk_queue_max_segment_size */
@@ -142,9 +175,18 @@ struct mmc_host {
 	unsigned int		removed:1;	/* host is being removed */
 #endif
 
+	/* Only used with MMC_CAP_DISABLE */
+	int			enabled;	/* host is enabled */
+	int			nesting_cnt;	/* "enable" nesting count */
+	int			en_dis_recurs;	/* detect recursion */
+	unsigned int		disable_delay;	/* disable delay in msecs */
+	struct delayed_work	disable;	/* disabling work */
+
 	struct mmc_card		*card;		/* device attached to this host */
 
 	wait_queue_head_t	wq;
+	struct task_struct	*claimer;	/* task that has host claimed */
+	int			claim_cnt;	/* "claim" nesting count */
 
 	struct delayed_work	detect;
 
@@ -183,6 +225,9 @@ static inline void *mmc_priv(struct mmc_host *host)
 extern int mmc_suspend_host(struct mmc_host *, pm_message_t);
 extern int mmc_resume_host(struct mmc_host *);
 
+extern void mmc_power_save_host(struct mmc_host *host);
+extern void mmc_power_restore_host(struct mmc_host *host);
+
 extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
 extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
 
@@ -197,5 +242,19 @@ struct regulator;
 int mmc_regulator_get_ocrmask(struct regulator *supply);
 int mmc_regulator_set_ocr(struct regulator *supply, unsigned short vdd_bit);
 
+int mmc_card_awake(struct mmc_host *host);
+int mmc_card_sleep(struct mmc_host *host);
+int mmc_card_can_sleep(struct mmc_host *host);
+
+int mmc_host_enable(struct mmc_host *host);
+int mmc_host_disable(struct mmc_host *host);
+int mmc_host_lazy_disable(struct mmc_host *host);
+
+static inline void mmc_set_disable_delay(struct mmc_host *host,
+					 unsigned int disable_delay)
+{
+	host->disable_delay = disable_delay;
+}
+
 #endif
 
diff --git a/include/linux/mmc/mmc.h b/include/linux/mmc/mmc.h
index 14b81f3e5232..c02c8db73701 100644
--- a/include/linux/mmc/mmc.h
+++ b/include/linux/mmc/mmc.h
@@ -31,6 +31,7 @@
 #define MMC_ALL_SEND_CID          2   /* bcr                     R2  */
 #define MMC_SET_RELATIVE_ADDR     3   /* ac   [31:16] RCA        R1  */
 #define MMC_SET_DSR               4   /* bc   [31:16] RCA            */
+#define MMC_SLEEP_AWAKE		  5   /* ac   [31:16] RCA 15:flg R1b */
 #define MMC_SWITCH                6   /* ac   [31:0] See below   R1b */
 #define MMC_SELECT_CARD           7   /* ac   [31:16] RCA        R1  */
 #define MMC_SEND_EXT_CSD          8   /* adtc                    R1  */
@@ -127,6 +128,7 @@
 #define R1_STATUS(x)            (x & 0xFFFFE000)
 #define R1_CURRENT_STATE(x)	((x & 0x00001E00) >> 9)	/* sx, b (4 bits) */
 #define R1_READY_FOR_DATA	(1 << 8)	/* sx, a */
+#define R1_SWITCH_ERROR		(1 << 7)	/* sx, c */
 #define R1_APP_CMD		(1 << 5)	/* sr, c */
 
 /*
@@ -254,6 +256,7 @@ struct _mmc_csd {
 #define EXT_CSD_CARD_TYPE	196	/* RO */
 #define EXT_CSD_REV		192	/* RO */
 #define EXT_CSD_SEC_CNT		212	/* RO, 4 bytes */
+#define EXT_CSD_S_A_TIMEOUT	217
 
 /*
  * EXT_CSD field definitions
diff --git a/include/linux/mmc/sdio_func.h b/include/linux/mmc/sdio_func.h
index 451bdfc85830..ac3ab683fec6 100644
--- a/include/linux/mmc/sdio_func.h
+++ b/include/linux/mmc/sdio_func.h
@@ -67,6 +67,7 @@ struct sdio_func {
 
 #define sdio_get_drvdata(f)	dev_get_drvdata(&(f)->dev)
 #define sdio_set_drvdata(f,d)	dev_set_drvdata(&(f)->dev, d)
+#define dev_to_sdio_func(d)	container_of(d, struct sdio_func, dev)
 
 /*
  * SDIO function device driver
@@ -81,6 +82,8 @@ struct sdio_driver {
 	struct device_driver drv;
 };
 
+#define to_sdio_driver(d)	container_of(d, struct sdio_driver, drv)
+
 /**
  * SDIO_DEVICE - macro used to describe a specific SDIO device
  * @vend: the 16 bit manufacturer code
diff --git a/include/linux/mmu_context.h b/include/linux/mmu_context.h
new file mode 100644
index 000000000000..70fffeba7495
--- /dev/null
+++ b/include/linux/mmu_context.h
@@ -0,0 +1,9 @@
+#ifndef _LINUX_MMU_CONTEXT_H
+#define _LINUX_MMU_CONTEXT_H
+
+struct mm_struct;
+
+void use_mm(struct mm_struct *mm);
+void unuse_mm(struct mm_struct *mm);
+
+#endif
diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
index b77486d152cd..4e02ee2b071e 100644
--- a/include/linux/mmu_notifier.h
+++ b/include/linux/mmu_notifier.h
@@ -62,6 +62,15 @@ struct mmu_notifier_ops {
 				 unsigned long address);
 
 	/*
+	 * change_pte is called in cases that pte mapping to page is changed:
+	 * for example, when ksm remaps pte to point to a new shared page.
+	 */
+	void (*change_pte)(struct mmu_notifier *mn,
+			   struct mm_struct *mm,
+			   unsigned long address,
+			   pte_t pte);
+
+	/*
 	 * Before this is invoked any secondary MMU is still ok to
 	 * read/write to the page previously pointed to by the Linux
 	 * pte because the page hasn't been freed yet and it won't be
@@ -154,6 +163,8 @@ extern void __mmu_notifier_mm_destroy(struct mm_struct *mm);
 extern void __mmu_notifier_release(struct mm_struct *mm);
 extern int __mmu_notifier_clear_flush_young(struct mm_struct *mm,
 					  unsigned long address);
+extern void __mmu_notifier_change_pte(struct mm_struct *mm,
+				      unsigned long address, pte_t pte);
 extern void __mmu_notifier_invalidate_page(struct mm_struct *mm,
 					  unsigned long address);
 extern void __mmu_notifier_invalidate_range_start(struct mm_struct *mm,
@@ -175,6 +186,13 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm,
 	return 0;
 }
 
+static inline void mmu_notifier_change_pte(struct mm_struct *mm,
+					   unsigned long address, pte_t pte)
+{
+	if (mm_has_notifiers(mm))
+		__mmu_notifier_change_pte(mm, address, pte);
+}
+
 static inline void mmu_notifier_invalidate_page(struct mm_struct *mm,
 					  unsigned long address)
 {
@@ -236,6 +254,16 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm)
 	__young;							\
 })
 
+#define set_pte_at_notify(__mm, __address, __ptep, __pte)		\
+({									\
+	struct mm_struct *___mm = __mm;					\
+	unsigned long ___address = __address;				\
+	pte_t ___pte = __pte;						\
+									\
+	set_pte_at(___mm, ___address, __ptep, ___pte);			\
+	mmu_notifier_change_pte(___mm, ___address, ___pte);		\
+})
+
 #else /* CONFIG_MMU_NOTIFIER */
 
 static inline void mmu_notifier_release(struct mm_struct *mm)
@@ -248,6 +276,11 @@ static inline int mmu_notifier_clear_flush_young(struct mm_struct *mm,
 	return 0;
 }
 
+static inline void mmu_notifier_change_pte(struct mm_struct *mm,
+					   unsigned long address, pte_t pte)
+{
+}
+
 static inline void mmu_notifier_invalidate_page(struct mm_struct *mm,
 					  unsigned long address)
 {
@@ -273,6 +306,7 @@ static inline void mmu_notifier_mm_destroy(struct mm_struct *mm)
 
 #define ptep_clear_flush_young_notify ptep_clear_flush_young
 #define ptep_clear_flush_notify ptep_clear_flush
+#define set_pte_at_notify set_pte_at
 
 #endif /* CONFIG_MMU_NOTIFIER */
 
diff --git a/include/linux/mmzone.h b/include/linux/mmzone.h
index 889598537370..6f7561730d88 100644
--- a/include/linux/mmzone.h
+++ b/include/linux/mmzone.h
@@ -38,6 +38,7 @@
 #define MIGRATE_UNMOVABLE     0
 #define MIGRATE_RECLAIMABLE   1
 #define MIGRATE_MOVABLE       2
+#define MIGRATE_PCPTYPES      3 /* the number of types on the pcp lists */
 #define MIGRATE_RESERVE       3
 #define MIGRATE_ISOLATE       4 /* can't allocate from here */
 #define MIGRATE_TYPES         5
@@ -94,11 +95,15 @@ enum zone_stat_item {
 	NR_SLAB_RECLAIMABLE,
 	NR_SLAB_UNRECLAIMABLE,
 	NR_PAGETABLE,		/* used for pagetables */
+	NR_KERNEL_STACK,
+	/* Second 128 byte cacheline */
 	NR_UNSTABLE_NFS,	/* NFS unstable pages */
 	NR_BOUNCE,
 	NR_VMSCAN_WRITE,
-	/* Second 128 byte cacheline */
 	NR_WRITEBACK_TEMP,	/* Writeback using temporary buffers */
+	NR_ISOLATED_ANON,	/* Temporary isolated pages from anon lru */
+	NR_ISOLATED_FILE,	/* Temporary isolated pages from file lru */
+	NR_SHMEM,		/* shmem pages (included tmpfs/GEM pages) */
 #ifdef CONFIG_NUMA
 	NUMA_HIT,		/* allocated in intended node */
 	NUMA_MISS,		/* allocated in non intended node */
@@ -165,7 +170,9 @@ struct per_cpu_pages {
 	int count;		/* number of pages in the list */
 	int high;		/* high watermark, emptying needed */
 	int batch;		/* chunk size for buddy add/remove */
-	struct list_head list;	/* the list of pages */
+
+	/* Lists of pages, one per migrate type stored on the pcp-lists */
+	struct list_head lists[MIGRATE_PCPTYPES];
 };
 
 struct per_cpu_pageset {
@@ -269,6 +276,11 @@ struct zone_reclaim_stat {
 	 */
 	unsigned long		recent_rotated[2];
 	unsigned long		recent_scanned[2];
+
+	/*
+	 * accumulated for batching
+	 */
+	unsigned long		nr_saved_scan[NR_LRU_LISTS];
 };
 
 struct zone {
@@ -323,7 +335,6 @@ struct zone {
 	spinlock_t		lru_lock;	
 	struct zone_lru {
 		struct list_head list;
-		unsigned long nr_saved_scan;	/* accumulated for batching */
 	} lru[NR_LRU_LISTS];
 
 	struct zone_reclaim_stat reclaim_stat;
@@ -744,21 +755,20 @@ static inline int is_dma(struct zone *zone)
 
 /* These two functions are used to setup the per zone pages min values */
 struct ctl_table;
-struct file;
-int min_free_kbytes_sysctl_handler(struct ctl_table *, int, struct file *, 
+int min_free_kbytes_sysctl_handler(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
 extern int sysctl_lowmem_reserve_ratio[MAX_NR_ZONES-1];
-int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int, struct file *,
+int lowmem_reserve_ratio_sysctl_handler(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
-int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *, int, struct file *,
+int percpu_pagelist_fraction_sysctl_handler(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
 int sysctl_min_unmapped_ratio_sysctl_handler(struct ctl_table *, int,
-			struct file *, void __user *, size_t *, loff_t *);
+			void __user *, size_t *, loff_t *);
 int sysctl_min_slab_ratio_sysctl_handler(struct ctl_table *, int,
-			struct file *, void __user *, size_t *, loff_t *);
+			void __user *, size_t *, loff_t *);
 
 extern int numa_zonelist_order_handler(struct ctl_table *, int,
-			struct file *, void __user *, size_t *, loff_t *);
+			void __user *, size_t *, loff_t *);
 extern char numa_zonelist_order[];
 #define NUMA_ZONELIST_ORDER_LEN 16	/* string buffer size */
 
diff --git a/include/linux/mod_devicetable.h b/include/linux/mod_devicetable.h
index 1bf5900ffe43..f58e9d836f32 100644
--- a/include/linux/mod_devicetable.h
+++ b/include/linux/mod_devicetable.h
@@ -399,6 +399,17 @@ struct i2c_device_id {
 			__attribute__((aligned(sizeof(kernel_ulong_t))));
 };
 
+/* spi */
+
+#define SPI_NAME_SIZE	32
+#define SPI_MODULE_PREFIX "spi:"
+
+struct spi_device_id {
+	char name[SPI_NAME_SIZE];
+	kernel_ulong_t driver_data	/* Data private to the driver */
+			__attribute__((aligned(sizeof(kernel_ulong_t))));
+};
+
 /* dmi */
 enum dmi_field {
 	DMI_NONE,
diff --git a/include/linux/module.h b/include/linux/module.h
index f8f92d015efe..482efc865acf 100644
--- a/include/linux/module.h
+++ b/include/linux/module.h
@@ -15,7 +15,6 @@
 #include <linux/stringify.h>
 #include <linux/kobject.h>
 #include <linux/moduleparam.h>
-#include <linux/marker.h>
 #include <linux/tracepoint.h>
 
 #include <asm/local.h>
@@ -129,7 +128,10 @@ extern struct module __this_module;
  */
 #define MODULE_LICENSE(_license) MODULE_INFO(license, _license)
 
-/* Author, ideally of form NAME[, NAME]*[ and NAME] */
+/*
+ * Author(s), use "Name <email>" or just "Name", for multiple
+ * authors use multiple MODULE_AUTHOR() statements/lines.
+ */
 #define MODULE_AUTHOR(_author) MODULE_INFO(author, _author)
   
 /* What your module does. */
@@ -309,10 +311,14 @@ struct module
 #endif
 
 #ifdef CONFIG_KALLSYMS
-	/* We keep the symbol and string tables for kallsyms. */
-	Elf_Sym *symtab;
-	unsigned int num_symtab;
-	char *strtab;
+	/*
+	 * We keep the symbol and string tables for kallsyms.
+	 * The core_* fields below are temporary, loader-only (they
+	 * could really be discarded after module init).
+	 */
+	Elf_Sym *symtab, *core_symtab;
+	unsigned int num_symtab, core_num_syms;
+	char *strtab, *core_strtab;
 
 	/* Section attributes */
 	struct module_sect_attrs *sect_attrs;
@@ -327,10 +333,6 @@ struct module
 	/* The command line arguments (may be mangled).  People like
 	   keeping pointers to this stuff */
 	char *args;
-#ifdef CONFIG_MARKERS
-	struct marker *markers;
-	unsigned int num_markers;
-#endif
 #ifdef CONFIG_TRACEPOINTS
 	struct tracepoint *tracepoints;
 	unsigned int num_tracepoints;
@@ -535,8 +537,6 @@ int unregister_module_notifier(struct notifier_block * nb);
 
 extern void print_modules(void);
 
-extern void module_update_markers(void);
-
 extern void module_update_tracepoints(void);
 extern int module_get_iter_tracepoints(struct tracepoint_iter *iter);
 
@@ -651,10 +651,6 @@ static inline void print_modules(void)
 {
 }
 
-static inline void module_update_markers(void)
-{
-}
-
 static inline void module_update_tracepoints(void)
 {
 }
diff --git a/include/linux/moduleparam.h b/include/linux/moduleparam.h
index 6547c3cdbc4c..82a9124f7d75 100644
--- a/include/linux/moduleparam.h
+++ b/include/linux/moduleparam.h
@@ -37,7 +37,6 @@ typedef int (*param_set_fn)(const char *val, struct kernel_param *kp);
 typedef int (*param_get_fn)(char *buffer, struct kernel_param *kp);
 
 /* Flag bits for kernel_param.flags */
-#define KPARAM_KMALLOCED	1
 #define KPARAM_ISBOOL		2
 
 struct kernel_param {
diff --git a/include/linux/mroute.h b/include/linux/mroute.h
index 0d45b4e8d367..08bc776d05e2 100644
--- a/include/linux/mroute.h
+++ b/include/linux/mroute.h
@@ -145,14 +145,14 @@ static inline int ip_mroute_opt(int opt)
 #endif
 
 #ifdef CONFIG_IP_MROUTE
-extern int ip_mroute_setsockopt(struct sock *, int, char __user *, int);
+extern int ip_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
 extern int ip_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
 extern int ipmr_ioctl(struct sock *sk, int cmd, void __user *arg);
 extern int ip_mr_init(void);
 #else
 static inline
 int ip_mroute_setsockopt(struct sock *sock,
-			 int optname, char __user *optval, int optlen)
+			 int optname, char __user *optval, unsigned int optlen)
 {
 	return -ENOPROTOOPT;
 }
diff --git a/include/linux/mroute6.h b/include/linux/mroute6.h
index 43dc97e32183..b191865a6ca3 100644
--- a/include/linux/mroute6.h
+++ b/include/linux/mroute6.h
@@ -134,7 +134,7 @@ static inline int ip6_mroute_opt(int opt)
 struct sock;
 
 #ifdef CONFIG_IPV6_MROUTE
-extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, int);
+extern int ip6_mroute_setsockopt(struct sock *, int, char __user *, unsigned int);
 extern int ip6_mroute_getsockopt(struct sock *, int, char __user *, int __user *);
 extern int ip6_mr_input(struct sk_buff *skb);
 extern int ip6mr_ioctl(struct sock *sk, int cmd, void __user *arg);
@@ -143,7 +143,7 @@ extern void ip6_mr_cleanup(void);
 #else
 static inline
 int ip6_mroute_setsockopt(struct sock *sock,
-			  int optname, char __user *optval, int optlen)
+			  int optname, char __user *optval, unsigned int optlen)
 {
 	return -ENOPROTOOPT;
 }
diff --git a/include/linux/mtd/nand.h b/include/linux/mtd/nand.h
index 4030ebada49e..7a232a9bdd62 100644
--- a/include/linux/mtd/nand.h
+++ b/include/linux/mtd/nand.h
@@ -121,6 +121,7 @@ typedef enum {
 	NAND_ECC_SOFT,
 	NAND_ECC_HW,
 	NAND_ECC_HW_SYNDROME,
+	NAND_ECC_HW_OOB_FIRST,
 } nand_ecc_modes_t;
 
 /*
@@ -271,13 +272,13 @@ struct nand_ecc_ctrl {
 					   uint8_t *calc_ecc);
 	int			(*read_page_raw)(struct mtd_info *mtd,
 						 struct nand_chip *chip,
-						 uint8_t *buf);
+						 uint8_t *buf, int page);
 	void			(*write_page_raw)(struct mtd_info *mtd,
 						  struct nand_chip *chip,
 						  const uint8_t *buf);
 	int			(*read_page)(struct mtd_info *mtd,
 					     struct nand_chip *chip,
-					     uint8_t *buf);
+					     uint8_t *buf, int page);
 	int			(*read_subpage)(struct mtd_info *mtd,
 					     struct nand_chip *chip,
 					     uint32_t offs, uint32_t len,
diff --git a/include/linux/mtd/nand_ecc.h b/include/linux/mtd/nand_ecc.h
index 090da505425d..052ea8ca2434 100644
--- a/include/linux/mtd/nand_ecc.h
+++ b/include/linux/mtd/nand_ecc.h
@@ -21,6 +21,12 @@ struct mtd_info;
 int nand_calculate_ecc(struct mtd_info *mtd, const u_char *dat, u_char *ecc_code);
 
 /*
+ * Detect and correct a 1 bit error for eccsize byte block
+ */
+int __nand_correct_data(u_char *dat, u_char *read_ecc, u_char *calc_ecc,
+			unsigned int eccsize);
+
+/*
  * Detect and correct a 1 bit error for 256 byte block
  */
 int nand_correct_data(struct mtd_info *mtd, u_char *dat, u_char *read_ecc, u_char *calc_ecc);
diff --git a/include/linux/mtd/onenand.h b/include/linux/mtd/onenand.h
index 8ed873374381..4e49f3350678 100644
--- a/include/linux/mtd/onenand.h
+++ b/include/linux/mtd/onenand.h
@@ -214,4 +214,12 @@ unsigned onenand_block(struct onenand_chip *this, loff_t addr);
 loff_t onenand_addr(struct onenand_chip *this, int block);
 int flexonenand_region(struct mtd_info *mtd, loff_t addr);
 
+struct mtd_partition;
+
+struct onenand_platform_data {
+	void		(*mmcontrol)(struct mtd_info *mtd, int sync_read);
+	struct mtd_partition *parts;
+	unsigned int	nr_parts;
+};
+
 #endif	/* __LINUX_MTD_ONENAND_H */
diff --git a/include/linux/mtd/onenand_regs.h b/include/linux/mtd/onenand_regs.h
index 86a6bbef6465..acadbf53a69f 100644
--- a/include/linux/mtd/onenand_regs.h
+++ b/include/linux/mtd/onenand_regs.h
@@ -207,6 +207,9 @@
 #define ONENAND_ECC_2BIT		(1 << 1)
 #define ONENAND_ECC_2BIT_ALL		(0xAAAA)
 #define FLEXONENAND_UNCORRECTABLE_ERROR	(0x1010)
+#define ONENAND_ECC_3BIT		(1 << 2)
+#define ONENAND_ECC_4BIT		(1 << 3)
+#define ONENAND_ECC_4BIT_UNCORRECTABLE	(0x1010)
 
 /*
  * One-Time Programmable (OTP)
diff --git a/include/linux/namei.h b/include/linux/namei.h
index d870ae2faedc..ec0f607b364a 100644
--- a/include/linux/namei.h
+++ b/include/linux/namei.h
@@ -40,7 +40,7 @@ enum {LAST_NORM, LAST_ROOT, LAST_DOT, LAST_DOTDOT, LAST_BIND};
  *  - follow links at the end
  *  - require a directory
  *  - ending slashes ok even for nonexistent files
- *  - internal "there are more path compnents" flag
+ *  - internal "there are more path components" flag
  *  - locked when lookup done with dcache_lock held
  *  - dentry cache is untrusted; force a real lookup
  */
diff --git a/include/linux/net.h b/include/linux/net.h
index 9040a10584f7..529a0931711d 100644
--- a/include/linux/net.h
+++ b/include/linux/net.h
@@ -178,11 +178,11 @@ struct proto_ops {
 	int		(*listen)    (struct socket *sock, int len);
 	int		(*shutdown)  (struct socket *sock, int flags);
 	int		(*setsockopt)(struct socket *sock, int level,
-				      int optname, char __user *optval, int optlen);
+				      int optname, char __user *optval, unsigned int optlen);
 	int		(*getsockopt)(struct socket *sock, int level,
 				      int optname, char __user *optval, int __user *optlen);
 	int		(*compat_setsockopt)(struct socket *sock, int level,
-				      int optname, char __user *optval, int optlen);
+				      int optname, char __user *optval, unsigned int optlen);
 	int		(*compat_getsockopt)(struct socket *sock, int level,
 				      int optname, char __user *optval, int __user *optlen);
 	int		(*sendmsg)   (struct kiocb *iocb, struct socket *sock,
@@ -256,7 +256,7 @@ extern int kernel_getpeername(struct socket *sock, struct sockaddr *addr,
 extern int kernel_getsockopt(struct socket *sock, int level, int optname,
 			     char *optval, int *optlen);
 extern int kernel_setsockopt(struct socket *sock, int level, int optname,
-			     char *optval, int optlen);
+			     char *optval, unsigned int optlen);
 extern int kernel_sendpage(struct socket *sock, struct page *page, int offset,
 			   size_t size, int flags);
 extern int kernel_sock_ioctl(struct socket *sock, int cmd, unsigned long arg);
@@ -313,7 +313,7 @@ SOCKCALL_WRAP(name, compat_ioctl, (struct socket *sock, unsigned int cmd, \
 SOCKCALL_WRAP(name, listen, (struct socket *sock, int len), (sock, len)) \
 SOCKCALL_WRAP(name, shutdown, (struct socket *sock, int flags), (sock, flags)) \
 SOCKCALL_WRAP(name, setsockopt, (struct socket *sock, int level, int optname, \
-			 char __user *optval, int optlen), (sock, level, optname, optval, optlen)) \
+			 char __user *optval, unsigned int optlen), (sock, level, optname, optval, optlen)) \
 SOCKCALL_WRAP(name, getsockopt, (struct socket *sock, int level, int optname, \
 			 char __user *optval, int __user *optlen), (sock, level, optname, optval, optlen)) \
 SOCKCALL_WRAP(name, sendmsg, (struct kiocb *iocb, struct socket *sock, struct msghdr *m, size_t len), \
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 94958c109761..812a5f3c2abe 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -557,7 +557,7 @@ struct netdev_queue {
  *	Callback uses when the transmitter has not made any progress
  *	for dev->watchdog ticks.
  *
- * struct net_device_stats* (*get_stats)(struct net_device *dev);
+ * struct net_device_stats* (*ndo_get_stats)(struct net_device *dev);
  *	Called when a user wants to get the network device usage
  *	statistics. If not defined, the counters in dev->stats will
  *	be used.
diff --git a/include/linux/netfilter.h b/include/linux/netfilter.h
index 48cfe51bfddc..6132b5e6d9d3 100644
--- a/include/linux/netfilter.h
+++ b/include/linux/netfilter.h
@@ -221,12 +221,12 @@ __ret;})
 
 /* Call setsockopt() */
 int nf_setsockopt(struct sock *sk, u_int8_t pf, int optval, char __user *opt,
-		  int len);
+		  unsigned int len);
 int nf_getsockopt(struct sock *sk, u_int8_t pf, int optval, char __user *opt,
 		  int *len);
 
 int compat_nf_setsockopt(struct sock *sk, u_int8_t pf, int optval,
-		char __user *opt, int len);
+		char __user *opt, unsigned int len);
 int compat_nf_getsockopt(struct sock *sk, u_int8_t pf, int optval,
 		char __user *opt, int *len);
 
diff --git a/include/linux/netlink.h b/include/linux/netlink.h
index 080f6ba9e73a..ab5d3126831f 100644
--- a/include/linux/netlink.h
+++ b/include/linux/netlink.h
@@ -187,6 +187,7 @@ extern struct sock *netlink_kernel_create(struct net *net,
 extern void netlink_kernel_release(struct sock *sk);
 extern int __netlink_change_ngroups(struct sock *sk, unsigned int groups);
 extern int netlink_change_ngroups(struct sock *sk, unsigned int groups);
+extern void __netlink_clear_multicast_users(struct sock *sk, unsigned int group);
 extern void netlink_clear_multicast_users(struct sock *sk, unsigned int group);
 extern void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err);
 extern int netlink_has_listeners(struct sock *sk, unsigned int group);
diff --git a/include/linux/nfs4.h b/include/linux/nfs4.h
index 33b283601f62..c4c060208109 100644
--- a/include/linux/nfs4.h
+++ b/include/linux/nfs4.h
@@ -234,7 +234,7 @@ enum nfs_opnum4 {
 Needs to be updated if more operations are defined in future.*/
 
 #define FIRST_NFS4_OP	OP_ACCESS
-#define LAST_NFS4_OP 	OP_RELEASE_LOCKOWNER
+#define LAST_NFS4_OP 	OP_RECLAIM_COMPLETE
 
 enum nfsstat4 {
 	NFS4_OK = 0,
diff --git a/include/linux/nfs_fs.h b/include/linux/nfs_fs.h
index f6b90240dd41..d09db1bc9083 100644
--- a/include/linux/nfs_fs.h
+++ b/include/linux/nfs_fs.h
@@ -40,7 +40,6 @@
 #ifdef __KERNEL__
 
 #include <linux/in.h>
-#include <linux/kref.h>
 #include <linux/mm.h>
 #include <linux/pagemap.h>
 #include <linux/rbtree.h>
diff --git a/include/linux/nfsd/nfsd.h b/include/linux/nfsd/nfsd.h
index 2b49d676d0c9..510ffdd5020e 100644
--- a/include/linux/nfsd/nfsd.h
+++ b/include/linux/nfsd/nfsd.h
@@ -56,8 +56,11 @@ extern struct svc_version	nfsd_version2, nfsd_version3,
 extern u32			nfsd_supported_minorversion;
 extern struct mutex		nfsd_mutex;
 extern struct svc_serv		*nfsd_serv;
+extern spinlock_t		nfsd_drc_lock;
+extern unsigned int		nfsd_drc_max_mem;
+extern unsigned int		nfsd_drc_mem_used;
 
-extern struct seq_operations nfs_exports_op;
+extern const struct seq_operations nfs_exports_op;
 
 /*
  * Function prototypes.
@@ -163,7 +166,7 @@ extern int nfsd_max_blksize;
 extern unsigned int max_delegations;
 int nfs4_state_init(void);
 void nfsd4_free_slabs(void);
-void nfs4_state_start(void);
+int nfs4_state_start(void);
 void nfs4_state_shutdown(void);
 time_t nfs4_lease_time(void);
 void nfs4_reset_lease(time_t leasetime);
@@ -171,7 +174,7 @@ int nfs4_reset_recoverydir(char *recdir);
 #else
 static inline int nfs4_state_init(void) { return 0; }
 static inline void nfsd4_free_slabs(void) { }
-static inline void nfs4_state_start(void) { }
+static inline int nfs4_state_start(void) { return 0; }
 static inline void nfs4_state_shutdown(void) { }
 static inline time_t nfs4_lease_time(void) { return 0; }
 static inline void nfs4_reset_lease(time_t leasetime) { }
diff --git a/include/linux/nfsd/state.h b/include/linux/nfsd/state.h
index 57ab2ed08459..b38d11324189 100644
--- a/include/linux/nfsd/state.h
+++ b/include/linux/nfsd/state.h
@@ -60,6 +60,12 @@ typedef struct {
 #define si_stateownerid   si_opaque.so_stateownerid
 #define si_fileid         si_opaque.so_fileid
 
+struct nfsd4_cb_sequence {
+	/* args/res */
+	u32			cbs_minorversion;
+	struct nfs4_client	*cbs_clp;
+};
+
 struct nfs4_delegation {
 	struct list_head	dl_perfile;
 	struct list_head	dl_perclnt;
@@ -81,38 +87,35 @@ struct nfs4_delegation {
 /* client delegation callback info */
 struct nfs4_cb_conn {
 	/* SETCLIENTID info */
-	u32                     cb_addr;
-	unsigned short          cb_port;
+	struct sockaddr_storage	cb_addr;
+	size_t			cb_addrlen;
 	u32                     cb_prog;
 	u32			cb_minorversion;
 	u32                     cb_ident;	/* minorversion 0 only */
 	/* RPC client info */
 	atomic_t		cb_set;     /* successful CB_NULL call */
 	struct rpc_clnt *       cb_client;
-	struct rpc_cred	*	cb_cred;
 };
 
-/* Maximum number of slots per session. 128 is useful for long haul TCP */
-#define NFSD_MAX_SLOTS_PER_SESSION	128
-/* Maximum number of pages per slot cache entry */
-#define NFSD_PAGES_PER_SLOT	1
+/* Maximum number of slots per session. 160 is useful for long haul TCP */
+#define NFSD_MAX_SLOTS_PER_SESSION     160
 /* Maximum number of operations per session compound */
 #define NFSD_MAX_OPS_PER_COMPOUND	16
-
-struct nfsd4_cache_entry {
-	__be32		ce_status;
-	struct kvec	ce_datav; /* encoded NFSv4.1 data in rq_res.head[0] */
-	struct page	*ce_respages[NFSD_PAGES_PER_SLOT + 1];
-	int		ce_cachethis;
-	short		ce_resused;
-	int		ce_opcnt;
-	int		ce_rpchdrlen;
-};
+/* Maximum  session per slot cache size */
+#define NFSD_SLOT_CACHE_SIZE		1024
+/* Maximum number of NFSD_SLOT_CACHE_SIZE slots per session */
+#define NFSD_CACHE_SIZE_SLOTS_PER_SESSION	32
+#define NFSD_MAX_MEM_PER_SESSION  \
+		(NFSD_CACHE_SIZE_SLOTS_PER_SESSION * NFSD_SLOT_CACHE_SIZE)
 
 struct nfsd4_slot {
-	bool				sl_inuse;
-	u32				sl_seqid;
-	struct nfsd4_cache_entry	sl_cache_entry;
+	bool	sl_inuse;
+	bool	sl_cachethis;
+	u16	sl_opcnt;
+	u32	sl_seqid;
+	__be32	sl_status;
+	u32	sl_datalen;
+	char	sl_data[];
 };
 
 struct nfsd4_channel_attrs {
@@ -126,6 +129,25 @@ struct nfsd4_channel_attrs {
 	u32		rdma_attrs;
 };
 
+struct nfsd4_create_session {
+	clientid_t			clientid;
+	struct nfs4_sessionid		sessionid;
+	u32				seqid;
+	u32				flags;
+	struct nfsd4_channel_attrs	fore_channel;
+	struct nfsd4_channel_attrs	back_channel;
+	u32				callback_prog;
+	u32				uid;
+	u32				gid;
+};
+
+/* The single slot clientid cache structure */
+struct nfsd4_clid_slot {
+	u32				sl_seqid;
+	__be32				sl_status;
+	struct nfsd4_create_session	sl_cr_ses;
+};
+
 struct nfsd4_session {
 	struct kref		se_ref;
 	struct list_head	se_hash;	/* hash by sessionid */
@@ -135,7 +157,7 @@ struct nfsd4_session {
 	struct nfs4_sessionid	se_sessionid;
 	struct nfsd4_channel_attrs se_fchannel;
 	struct nfsd4_channel_attrs se_bchannel;
-	struct nfsd4_slot	se_slots[];	/* forward channel slots */
+	struct nfsd4_slot	*se_slots[];	/* forward channel slots */
 };
 
 static inline void
@@ -180,7 +202,7 @@ struct nfs4_client {
 	char                    cl_recdir[HEXDIR_LEN]; /* recovery dir */
 	nfs4_verifier		cl_verifier; 	/* generated by client */
 	time_t                  cl_time;        /* time of last lease renewal */
-	__be32			cl_addr; 	/* client ipaddress */
+	struct sockaddr_storage	cl_addr; 	/* client ipaddress */
 	u32			cl_flavor;	/* setclientid pseudoflavor */
 	char			*cl_principal;	/* setclientid principal name */
 	struct svc_cred		cl_cred; 	/* setclientid principal */
@@ -192,9 +214,17 @@ struct nfs4_client {
 
 	/* for nfs41 */
 	struct list_head	cl_sessions;
-	struct nfsd4_slot	cl_slot;	/* create_session slot */
+	struct nfsd4_clid_slot	cl_cs_slot;	/* create_session slot */
 	u32			cl_exchange_flags;
 	struct nfs4_sessionid	cl_sessionid;
+
+	/* for nfs41 callbacks */
+	/* We currently support a single back channel with a single slot */
+	unsigned long		cl_cb_slot_busy;
+	u32			cl_cb_seq_nr;
+	struct svc_xprt		*cl_cb_xprt;	/* 4.1 callback transport */
+	struct rpc_wait_queue	cl_cb_waitq;	/* backchannel callers may */
+						/* wait here for slots */
 };
 
 /* struct nfs4_client_reset
@@ -345,6 +375,7 @@ extern int nfs4_in_grace(void);
 extern __be32 nfs4_check_open_reclaim(clientid_t *clid);
 extern void put_nfs4_client(struct nfs4_client *clp);
 extern void nfs4_free_stateowner(struct kref *kref);
+extern int set_callback_cred(void);
 extern void nfsd4_probe_callback(struct nfs4_client *clp);
 extern void nfsd4_cb_recall(struct nfs4_delegation *dp);
 extern void nfs4_put_delegation(struct nfs4_delegation *dp);
diff --git a/include/linux/nfsd/xdr4.h b/include/linux/nfsd/xdr4.h
index 2bacf7535069..73164c2b3d29 100644
--- a/include/linux/nfsd/xdr4.h
+++ b/include/linux/nfsd/xdr4.h
@@ -51,7 +51,7 @@ struct nfsd4_compound_state {
 	/* For sessions DRC */
 	struct nfsd4_session	*session;
 	struct nfsd4_slot	*slot;
-	__be32			*statp;
+	__be32			*datap;
 	size_t			iovlen;
 	u32			minorversion;
 	u32			status;
@@ -366,18 +366,6 @@ struct nfsd4_exchange_id {
 	int		spa_how;
 };
 
-struct nfsd4_create_session {
-	clientid_t		clientid;
-	struct nfs4_sessionid	sessionid;
-	u32			seqid;
-	u32			flags;
-	struct nfsd4_channel_attrs fore_channel;
-	struct nfsd4_channel_attrs back_channel;
-	u32			callback_prog;
-	u32			uid;
-	u32			gid;
-};
-
 struct nfsd4_sequence {
 	struct nfs4_sessionid	sessionid;		/* request/response */
 	u32			seqid;			/* request/response */
@@ -479,13 +467,12 @@ struct nfsd4_compoundres {
 static inline bool nfsd4_is_solo_sequence(struct nfsd4_compoundres *resp)
 {
 	struct nfsd4_compoundargs *args = resp->rqstp->rq_argp;
-	return args->opcnt == 1;
+	return resp->opcnt == 1 && args->ops[0].opnum == OP_SEQUENCE;
 }
 
 static inline bool nfsd4_not_cached(struct nfsd4_compoundres *resp)
 {
-	return !resp->cstate.slot->sl_cache_entry.ce_cachethis ||
-			nfsd4_is_solo_sequence(resp);
+	return !resp->cstate.slot->sl_cachethis || nfsd4_is_solo_sequence(resp);
 }
 
 #define NFS4_SVC_XDRSIZE		sizeof(struct nfsd4_compoundargs)
diff --git a/include/linux/nilfs2_fs.h b/include/linux/nilfs2_fs.h
index 79fec6af3f9f..ce520402e840 100644
--- a/include/linux/nilfs2_fs.h
+++ b/include/linux/nilfs2_fs.h
@@ -425,15 +425,6 @@ struct nilfs_dat_entry {
 };
 
 /**
- * struct nilfs_dat_group_desc - block group descriptor
- * @dg_nfrees: number of free virtual block numbers in block group
- */
-struct nilfs_dat_group_desc {
-	__le32 dg_nfrees;
-};
-
-
-/**
  * struct nilfs_snapshot_list - snapshot list
  * @ssl_next: next checkpoint number on snapshot list
  * @ssl_prev: previous checkpoint number on snapshot list
diff --git a/include/linux/oom.h b/include/linux/oom.h
index a7979baf1e39..6aac5fe4f6f1 100644
--- a/include/linux/oom.h
+++ b/include/linux/oom.h
@@ -30,5 +30,16 @@ extern void out_of_memory(struct zonelist *zonelist, gfp_t gfp_mask, int order);
 extern int register_oom_notifier(struct notifier_block *nb);
 extern int unregister_oom_notifier(struct notifier_block *nb);
 
+extern bool oom_killer_disabled;
+
+static inline void oom_killer_disable(void)
+{
+	oom_killer_disabled = true;
+}
+
+static inline void oom_killer_enable(void)
+{
+	oom_killer_disabled = false;
+}
 #endif /* __KERNEL__*/
 #endif /* _INCLUDE_LINUX_OOM_H */
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 2b87acfc5f87..6b202b173955 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -51,6 +51,9 @@
  * PG_buddy is set to indicate that the page is free and in the buddy system
  * (see mm/page_alloc.c).
  *
+ * PG_hwpoison indicates that a page got corrupted in hardware and contains
+ * data with incorrect ECC bits that triggered a machine check. Accessing is
+ * not safe since it may cause another machine check. Don't touch!
  */
 
 /*
@@ -102,6 +105,9 @@ enum pageflags {
 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
 	PG_uncached,		/* Page has been mapped as uncached */
 #endif
+#ifdef CONFIG_MEMORY_FAILURE
+	PG_hwpoison,		/* hardware poisoned page. Don't touch */
+#endif
 	__NR_PAGEFLAGS,
 
 	/* Filesystems */
@@ -158,6 +164,9 @@ static inline int TestSetPage##uname(struct page *page)			\
 static inline int TestClearPage##uname(struct page *page)		\
 		{ return test_and_clear_bit(PG_##lname, &page->flags); }
 
+#define __TESTCLEARFLAG(uname, lname)					\
+static inline int __TestClearPage##uname(struct page *page)		\
+		{ return __test_and_clear_bit(PG_##lname, &page->flags); }
 
 #define PAGEFLAG(uname, lname) TESTPAGEFLAG(uname, lname)		\
 	SETPAGEFLAG(uname, lname) CLEARPAGEFLAG(uname, lname)
@@ -184,6 +193,9 @@ static inline void __ClearPage##uname(struct page *page) {  }
 #define TESTCLEARFLAG_FALSE(uname)					\
 static inline int TestClearPage##uname(struct page *page) { return 0; }
 
+#define __TESTCLEARFLAG_FALSE(uname)					\
+static inline int __TestClearPage##uname(struct page *page) { return 0; }
+
 struct page;	/* forward declaration */
 
 TESTPAGEFLAG(Locked, locked) TESTSETFLAG(Locked, locked)
@@ -250,11 +262,11 @@ PAGEFLAG(Unevictable, unevictable) __CLEARPAGEFLAG(Unevictable, unevictable)
 #ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT
 #define MLOCK_PAGES 1
 PAGEFLAG(Mlocked, mlocked) __CLEARPAGEFLAG(Mlocked, mlocked)
-	TESTSCFLAG(Mlocked, mlocked)
+	TESTSCFLAG(Mlocked, mlocked) __TESTCLEARFLAG(Mlocked, mlocked)
 #else
 #define MLOCK_PAGES 0
-PAGEFLAG_FALSE(Mlocked)
-	SETPAGEFLAG_NOOP(Mlocked) TESTCLEARFLAG_FALSE(Mlocked)
+PAGEFLAG_FALSE(Mlocked) SETPAGEFLAG_NOOP(Mlocked)
+	TESTCLEARFLAG_FALSE(Mlocked) __TESTCLEARFLAG_FALSE(Mlocked)
 #endif
 
 #ifdef CONFIG_ARCH_USES_PG_UNCACHED
@@ -263,6 +275,15 @@ PAGEFLAG(Uncached, uncached)
 PAGEFLAG_FALSE(Uncached)
 #endif
 
+#ifdef CONFIG_MEMORY_FAILURE
+PAGEFLAG(HWPoison, hwpoison)
+TESTSETFLAG(HWPoison, hwpoison)
+#define __PG_HWPOISON (1UL << PG_hwpoison)
+#else
+PAGEFLAG_FALSE(HWPoison)
+#define __PG_HWPOISON 0
+#endif
+
 static inline int PageUptodate(struct page *page)
 {
 	int ret = test_bit(PG_uptodate, &(page)->flags);
@@ -387,7 +408,7 @@ static inline void __ClearPageTail(struct page *page)
 	 1 << PG_private | 1 << PG_private_2 | \
 	 1 << PG_buddy	 | 1 << PG_writeback | 1 << PG_reserved | \
 	 1 << PG_slab	 | 1 << PG_swapcache | 1 << PG_active | \
-	 1 << PG_unevictable | __PG_MLOCKED)
+	 1 << PG_unevictable | __PG_MLOCKED | __PG_HWPOISON)
 
 /*
  * Flags checked when a page is prepped for return by the page allocator.
@@ -396,8 +417,8 @@ static inline void __ClearPageTail(struct page *page)
  */
 #define PAGE_FLAGS_CHECK_AT_PREP	((1 << NR_PAGEFLAGS) - 1)
 
-#endif /* !__GENERATING_BOUNDS_H */
-
+#define PAGE_FLAGS_PRIVATE				\
+	(1 << PG_private | 1 << PG_private_2)
 /**
  * page_has_private - Determine if page has private stuff
  * @page: The page to be checked
@@ -405,8 +426,11 @@ static inline void __ClearPageTail(struct page *page)
  * Determine if a page has private stuff, indicating that release routines
  * should be invoked upon it.
  */
-#define page_has_private(page)			\
-	((page)->flags & ((1 << PG_private) |	\
-			  (1 << PG_private_2)))
+static inline int page_has_private(struct page *page)
+{
+	return !!(page->flags & PAGE_FLAGS_PRIVATE);
+}
+
+#endif /* !__GENERATING_BOUNDS_H */
 
 #endif	/* PAGE_FLAGS_H */
diff --git a/include/linux/page_cgroup.h b/include/linux/page_cgroup.h
index 13f126c89ae8..4b938d4f3ac2 100644
--- a/include/linux/page_cgroup.h
+++ b/include/linux/page_cgroup.h
@@ -38,6 +38,7 @@ enum {
 	PCG_LOCK,  /* page cgroup is locked */
 	PCG_CACHE, /* charged as cache */
 	PCG_USED, /* this object is in use. */
+	PCG_ACCT_LRU, /* page has been accounted for */
 };
 
 #define TESTPCGFLAG(uname, lname)			\
@@ -52,11 +53,23 @@ static inline void SetPageCgroup##uname(struct page_cgroup *pc)\
 static inline void ClearPageCgroup##uname(struct page_cgroup *pc)	\
 	{ clear_bit(PCG_##lname, &pc->flags);  }
 
+#define TESTCLEARPCGFLAG(uname, lname)			\
+static inline int TestClearPageCgroup##uname(struct page_cgroup *pc)	\
+	{ return test_and_clear_bit(PCG_##lname, &pc->flags);  }
+
 /* Cache flag is set only once (at allocation) */
 TESTPCGFLAG(Cache, CACHE)
+CLEARPCGFLAG(Cache, CACHE)
+SETPCGFLAG(Cache, CACHE)
 
 TESTPCGFLAG(Used, USED)
 CLEARPCGFLAG(Used, USED)
+SETPCGFLAG(Used, USED)
+
+SETPCGFLAG(AcctLRU, ACCT_LRU)
+CLEARPCGFLAG(AcctLRU, ACCT_LRU)
+TESTPCGFLAG(AcctLRU, ACCT_LRU)
+TESTCLEARPCGFLAG(AcctLRU, ACCT_LRU)
 
 static inline int page_cgroup_nid(struct page_cgroup *pc)
 {
@@ -105,14 +118,14 @@ static inline void __init page_cgroup_init_flatmem(void)
 
 #endif
 
-#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
 #include <linux/swap.h>
+
+#ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
 extern unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id);
 extern unsigned short lookup_swap_cgroup(swp_entry_t ent);
 extern int swap_cgroup_swapon(int type, unsigned long max_pages);
 extern void swap_cgroup_swapoff(int type);
 #else
-#include <linux/swap.h>
 
 static inline
 unsigned short swap_cgroup_record(swp_entry_t ent, unsigned short id)
diff --git a/include/linux/pci_ids.h b/include/linux/pci_ids.h
index 3b6b788fe2b5..84cf1f3b7838 100644
--- a/include/linux/pci_ids.h
+++ b/include/linux/pci_ids.h
@@ -379,9 +379,6 @@
 #define PCI_DEVICE_ID_ATI_IXP600_IDE	0x438c
 #define PCI_DEVICE_ID_ATI_IXP700_SATA	0x4390
 #define PCI_DEVICE_ID_ATI_IXP700_IDE	0x439c
-/* AMD SB Chipset */
-#define PCI_DEVICE_ID_AMD_SB900_IDE	 0x780c
-#define PCI_DEVICE_ID_AMD_SB900_SATA_IDE 0x7800
 
 #define PCI_VENDOR_ID_VLSI		0x1004
 #define PCI_DEVICE_ID_VLSI_82C592	0x0005
@@ -485,6 +482,9 @@
 #define PCI_DEVICE_ID_IBM_ICOM_V2_ONE_PORT_RVX_ONE_PORT_MDM_PCIE 0x0361
 #define PCI_DEVICE_ID_IBM_ICOM_FOUR_PORT_MODEL	0x252
 
+#define PCI_SUBVENDOR_ID_IBM		0x1014
+#define PCI_SUBDEVICE_ID_IBM_SATURN_SERIAL_ONE_PORT	0x03d4
+
 #define PCI_VENDOR_ID_UNISYS		0x1018
 #define PCI_DEVICE_ID_UNISYS_DMA_DIRECTOR 0x001C
 
@@ -543,6 +543,7 @@
 #define PCI_DEVICE_ID_AMD_8131_BRIDGE	0x7450
 #define PCI_DEVICE_ID_AMD_8131_APIC	0x7451
 #define PCI_DEVICE_ID_AMD_8132_BRIDGE	0x7458
+#define PCI_DEVICE_ID_AMD_HUDSON2_SMBUS	0x780b
 #define PCI_DEVICE_ID_AMD_CS5535_IDE    0x208F
 #define PCI_DEVICE_ID_AMD_CS5536_ISA    0x2090
 #define PCI_DEVICE_ID_AMD_CS5536_FLASH  0x2091
@@ -552,9 +553,10 @@
 #define PCI_DEVICE_ID_AMD_CS5536_UDC    0x2096
 #define PCI_DEVICE_ID_AMD_CS5536_UOC    0x2097
 #define PCI_DEVICE_ID_AMD_CS5536_IDE    0x209A
-
 #define PCI_DEVICE_ID_AMD_LX_VIDEO  0x2081
 #define PCI_DEVICE_ID_AMD_LX_AES    0x2082
+#define PCI_DEVICE_ID_AMD_HUDSON2_IDE		0x780c
+#define PCI_DEVICE_ID_AMD_HUDSON2_SATA_IDE	0x7800
 
 #define PCI_VENDOR_ID_TRIDENT		0x1023
 #define PCI_DEVICE_ID_TRIDENT_4DWAVE_DX	0x2000
@@ -775,6 +777,7 @@
 #define PCI_DEVICE_ID_TI_X515		0x8036
 #define PCI_DEVICE_ID_TI_XX12		0x8039
 #define PCI_DEVICE_ID_TI_XX12_FM	0x803b
+#define PCI_DEVICE_ID_TI_XIO2000A	0x8231
 #define PCI_DEVICE_ID_TI_1130		0xac12
 #define PCI_DEVICE_ID_TI_1031		0xac13
 #define PCI_DEVICE_ID_TI_1131		0xac15
@@ -1953,6 +1956,8 @@
 #define PCI_DEVICE_ID_LAVA_DSERIAL	0x0100 /* 2x 16550 */
 #define PCI_DEVICE_ID_LAVA_QUATRO_A	0x0101 /* 2x 16550, half of 4 port */
 #define PCI_DEVICE_ID_LAVA_QUATRO_B	0x0102 /* 2x 16550, half of 4 port */
+#define PCI_DEVICE_ID_LAVA_QUATTRO_A	0x0120 /* 2x 16550A, half of 4 port */
+#define PCI_DEVICE_ID_LAVA_QUATTRO_B	0x0121 /* 2x 16550A, half of 4 port */
 #define PCI_DEVICE_ID_LAVA_OCTO_A	0x0180 /* 4x 16550A, half of 8 port */
 #define PCI_DEVICE_ID_LAVA_OCTO_B	0x0181 /* 4x 16550A, half of 8 port */
 #define PCI_DEVICE_ID_LAVA_PORT_PLUS	0x0200 /* 2x 16650 */
@@ -2160,6 +2165,10 @@
 #define PCI_DEVICE_ID_ADDIDATA_APCI7420_3      0x700D
 #define PCI_DEVICE_ID_ADDIDATA_APCI7300_3      0x700E
 #define PCI_DEVICE_ID_ADDIDATA_APCI7800_3      0x700F
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7300       0x7010
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7420       0x7011
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7500       0x7012
+#define PCI_DEVICE_ID_ADDIDATA_APCIe7800       0x7013
 
 #define PCI_VENDOR_ID_PDC		0x15e9
 
@@ -2526,6 +2535,16 @@
 #define PCI_DEVICE_ID_INTEL_E7525_MCH	0x359e
 #define PCI_DEVICE_ID_INTEL_IOAT_CNB	0x360b
 #define PCI_DEVICE_ID_INTEL_FBD_CNB	0x360c
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF0	0x3710
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF1	0x3711
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF2	0x3712
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF3	0x3713
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF4	0x3714
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF5	0x3715
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF6	0x3716
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF7	0x3717
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF8	0x3718
+#define PCI_DEVICE_ID_INTEL_IOAT_JSF9	0x3719
 #define PCI_DEVICE_ID_INTEL_ICH10_0	0x3a14
 #define PCI_DEVICE_ID_INTEL_ICH10_1	0x3a16
 #define PCI_DEVICE_ID_INTEL_ICH10_2	0x3a18
diff --git a/include/linux/perf_counter.h b/include/linux/perf_counter.h
index 972f90d7a32f..7b7fbf433cff 100644
--- a/include/linux/perf_counter.h
+++ b/include/linux/perf_counter.h
@@ -1,5 +1,9 @@
 /*
- *  Performance counters:
+ *  NOTE: this file will be removed in a future kernel release, it is
+ *  provided as a courtesy copy of user-space code that relies on the
+ *  old (pre-rename) symbols and constants.
+ *
+ *  Performance events:
  *
  *    Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de>
  *    Copyright (C) 2008-2009, Red Hat, Inc., Ingo Molnar
@@ -131,19 +135,19 @@ enum perf_counter_sample_format {
  * as specified by attr.read_format:
  *
  * struct read_format {
- * 	{ u64		value;
- * 	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
- * 	  { u64		time_running; } && PERF_FORMAT_RUNNING
- * 	  { u64		id;           } && PERF_FORMAT_ID
- * 	} && !PERF_FORMAT_GROUP
+ *	{ u64		value;
+ *	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
+ *	  { u64		time_running; } && PERF_FORMAT_RUNNING
+ *	  { u64		id;           } && PERF_FORMAT_ID
+ *	} && !PERF_FORMAT_GROUP
  *
- * 	{ u64		nr;
- * 	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
- * 	  { u64		time_running; } && PERF_FORMAT_RUNNING
- * 	  { u64		value;
- * 	    { u64	id;           } && PERF_FORMAT_ID
- * 	  }		cntr[nr];
- * 	} && PERF_FORMAT_GROUP
+ *	{ u64		nr;
+ *	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
+ *	  { u64		time_running; } && PERF_FORMAT_RUNNING
+ *	  { u64		value;
+ *	    { u64	id;           } && PERF_FORMAT_ID
+ *	  }		cntr[nr];
+ *	} && PERF_FORMAT_GROUP
  * };
  */
 enum perf_counter_read_format {
@@ -199,10 +203,14 @@ struct perf_counter_attr {
 				inherit_stat   :  1, /* per task counts       */
 				enable_on_exec :  1, /* next exec enables     */
 				task           :  1, /* trace fork/exit       */
+				watermark      :  1, /* wakeup_watermark      */
 
-				__reserved_1   : 50;
+				__reserved_1   : 49;
 
-	__u32			wakeup_events;	/* wakeup every n events */
+	union {
+		__u32		wakeup_events;	  /* wakeup every n events */
+		__u32		wakeup_watermark; /* bytes before wakeup   */
+	};
 	__u32			__reserved_2;
 
 	__u64			__reserved_3;
@@ -310,9 +318,9 @@ enum perf_event_type {
 
 	/*
 	 * struct {
-	 * 	struct perf_event_header	header;
-	 * 	u64				id;
-	 * 	u64				lost;
+	 *	struct perf_event_header	header;
+	 *	u64				id;
+	 *	u64				lost;
 	 * };
 	 */
 	PERF_EVENT_LOST			= 2,
@@ -332,6 +340,7 @@ enum perf_event_type {
 	 *	struct perf_event_header	header;
 	 *	u32				pid, ppid;
 	 *	u32				tid, ptid;
+	 *	u64				time;
 	 * };
 	 */
 	PERF_EVENT_EXIT			= 4,
@@ -352,16 +361,17 @@ enum perf_event_type {
 	 *	struct perf_event_header	header;
 	 *	u32				pid, ppid;
 	 *	u32				tid, ptid;
+	 *	u64				time;
 	 * };
 	 */
 	PERF_EVENT_FORK			= 7,
 
 	/*
 	 * struct {
-	 * 	struct perf_event_header	header;
-	 * 	u32				pid, tid;
+	 *	struct perf_event_header	header;
+	 *	u32				pid, tid;
 	 *
-	 * 	struct read_format		values;
+	 *	struct read_format		values;
 	 * };
 	 */
 	PERF_EVENT_READ			= 8,
@@ -377,23 +387,23 @@ enum perf_event_type {
 	 *	{ u64			id;	  } && PERF_SAMPLE_ID
 	 *	{ u64			stream_id;} && PERF_SAMPLE_STREAM_ID
 	 *	{ u32			cpu, res; } && PERF_SAMPLE_CPU
-	 * 	{ u64			period;   } && PERF_SAMPLE_PERIOD
+	 *	{ u64			period;   } && PERF_SAMPLE_PERIOD
 	 *
 	 *	{ struct read_format	values;	  } && PERF_SAMPLE_READ
 	 *
 	 *	{ u64			nr,
 	 *	  u64			ips[nr];  } && PERF_SAMPLE_CALLCHAIN
 	 *
-	 * 	#
-	 * 	# The RAW record below is opaque data wrt the ABI
-	 * 	#
-	 * 	# That is, the ABI doesn't make any promises wrt to
-	 * 	# the stability of its content, it may vary depending
-	 * 	# on event, hardware, kernel version and phase of
-	 * 	# the moon.
-	 * 	#
-	 * 	# In other words, PERF_SAMPLE_RAW contents are not an ABI.
-	 * 	#
+	 *	#
+	 *	# The RAW record below is opaque data wrt the ABI
+	 *	#
+	 *	# That is, the ABI doesn't make any promises wrt to
+	 *	# the stability of its content, it may vary depending
+	 *	# on event, hardware, kernel version and phase of
+	 *	# the moon.
+	 *	#
+	 *	# In other words, PERF_SAMPLE_RAW contents are not an ABI.
+	 *	#
 	 *
 	 *	{ u32			size;
 	 *	  char                  data[size];}&& PERF_SAMPLE_RAW
@@ -416,392 +426,16 @@ enum perf_callchain_context {
 	PERF_CONTEXT_MAX		= (__u64)-4095,
 };
 
-#define PERF_FLAG_FD_NO_GROUP	(1U << 0)
-#define PERF_FLAG_FD_OUTPUT	(1U << 1)
+#define PERF_FLAG_FD_NO_GROUP		(1U << 0)
+#define PERF_FLAG_FD_OUTPUT		(1U << 1)
 
-#ifdef __KERNEL__
 /*
- * Kernel-internal data types and definitions:
+ * In case some app still references the old symbols:
  */
 
-#ifdef CONFIG_PERF_COUNTERS
-# include <asm/perf_counter.h>
-#endif
-
-#include <linux/list.h>
-#include <linux/mutex.h>
-#include <linux/rculist.h>
-#include <linux/rcupdate.h>
-#include <linux/spinlock.h>
-#include <linux/hrtimer.h>
-#include <linux/fs.h>
-#include <linux/pid_namespace.h>
-#include <asm/atomic.h>
-
-#define PERF_MAX_STACK_DEPTH		255
-
-struct perf_callchain_entry {
-	__u64				nr;
-	__u64				ip[PERF_MAX_STACK_DEPTH];
-};
-
-struct perf_raw_record {
-	u32				size;
-	void				*data;
-};
+#define __NR_perf_counter_open		__NR_perf_event_open
 
-struct task_struct;
+#define PR_TASK_PERF_COUNTERS_DISABLE	PR_TASK_PERF_EVENTS_DISABLE
+#define PR_TASK_PERF_COUNTERS_ENABLE	PR_TASK_PERF_EVENTS_ENABLE
 
-/**
- * struct hw_perf_counter - performance counter hardware details:
- */
-struct hw_perf_counter {
-#ifdef CONFIG_PERF_COUNTERS
-	union {
-		struct { /* hardware */
-			u64		config;
-			unsigned long	config_base;
-			unsigned long	counter_base;
-			int		idx;
-		};
-		union { /* software */
-			atomic64_t	count;
-			struct hrtimer	hrtimer;
-		};
-	};
-	atomic64_t			prev_count;
-	u64				sample_period;
-	u64				last_period;
-	atomic64_t			period_left;
-	u64				interrupts;
-
-	u64				freq_count;
-	u64				freq_interrupts;
-	u64				freq_stamp;
-#endif
-};
-
-struct perf_counter;
-
-/**
- * struct pmu - generic performance monitoring unit
- */
-struct pmu {
-	int (*enable)			(struct perf_counter *counter);
-	void (*disable)			(struct perf_counter *counter);
-	void (*read)			(struct perf_counter *counter);
-	void (*unthrottle)		(struct perf_counter *counter);
-};
-
-/**
- * enum perf_counter_active_state - the states of a counter
- */
-enum perf_counter_active_state {
-	PERF_COUNTER_STATE_ERROR	= -2,
-	PERF_COUNTER_STATE_OFF		= -1,
-	PERF_COUNTER_STATE_INACTIVE	=  0,
-	PERF_COUNTER_STATE_ACTIVE	=  1,
-};
-
-struct file;
-
-struct perf_mmap_data {
-	struct rcu_head			rcu_head;
-	int				nr_pages;	/* nr of data pages  */
-	int				writable;	/* are we writable   */
-	int				nr_locked;	/* nr pages mlocked  */
-
-	atomic_t			poll;		/* POLL_ for wakeups */
-	atomic_t			events;		/* event limit       */
-
-	atomic_long_t			head;		/* write position    */
-	atomic_long_t			done_head;	/* completed head    */
-
-	atomic_t			lock;		/* concurrent writes */
-	atomic_t			wakeup;		/* needs a wakeup    */
-	atomic_t			lost;		/* nr records lost   */
-
-	struct perf_counter_mmap_page   *user_page;
-	void				*data_pages[0];
-};
-
-struct perf_pending_entry {
-	struct perf_pending_entry *next;
-	void (*func)(struct perf_pending_entry *);
-};
-
-/**
- * struct perf_counter - performance counter kernel representation:
- */
-struct perf_counter {
-#ifdef CONFIG_PERF_COUNTERS
-	struct list_head		list_entry;
-	struct list_head		event_entry;
-	struct list_head		sibling_list;
-	int				nr_siblings;
-	struct perf_counter		*group_leader;
-	struct perf_counter		*output;
-	const struct pmu		*pmu;
-
-	enum perf_counter_active_state	state;
-	atomic64_t			count;
-
-	/*
-	 * These are the total time in nanoseconds that the counter
-	 * has been enabled (i.e. eligible to run, and the task has
-	 * been scheduled in, if this is a per-task counter)
-	 * and running (scheduled onto the CPU), respectively.
-	 *
-	 * They are computed from tstamp_enabled, tstamp_running and
-	 * tstamp_stopped when the counter is in INACTIVE or ACTIVE state.
-	 */
-	u64				total_time_enabled;
-	u64				total_time_running;
-
-	/*
-	 * These are timestamps used for computing total_time_enabled
-	 * and total_time_running when the counter is in INACTIVE or
-	 * ACTIVE state, measured in nanoseconds from an arbitrary point
-	 * in time.
-	 * tstamp_enabled: the notional time when the counter was enabled
-	 * tstamp_running: the notional time when the counter was scheduled on
-	 * tstamp_stopped: in INACTIVE state, the notional time when the
-	 *	counter was scheduled off.
-	 */
-	u64				tstamp_enabled;
-	u64				tstamp_running;
-	u64				tstamp_stopped;
-
-	struct perf_counter_attr	attr;
-	struct hw_perf_counter		hw;
-
-	struct perf_counter_context	*ctx;
-	struct file			*filp;
-
-	/*
-	 * These accumulate total time (in nanoseconds) that children
-	 * counters have been enabled and running, respectively.
-	 */
-	atomic64_t			child_total_time_enabled;
-	atomic64_t			child_total_time_running;
-
-	/*
-	 * Protect attach/detach and child_list:
-	 */
-	struct mutex			child_mutex;
-	struct list_head		child_list;
-	struct perf_counter		*parent;
-
-	int				oncpu;
-	int				cpu;
-
-	struct list_head		owner_entry;
-	struct task_struct		*owner;
-
-	/* mmap bits */
-	struct mutex			mmap_mutex;
-	atomic_t			mmap_count;
-	struct perf_mmap_data		*data;
-
-	/* poll related */
-	wait_queue_head_t		waitq;
-	struct fasync_struct		*fasync;
-
-	/* delayed work for NMIs and such */
-	int				pending_wakeup;
-	int				pending_kill;
-	int				pending_disable;
-	struct perf_pending_entry	pending;
-
-	atomic_t			event_limit;
-
-	void (*destroy)(struct perf_counter *);
-	struct rcu_head			rcu_head;
-
-	struct pid_namespace		*ns;
-	u64				id;
-#endif
-};
-
-/**
- * struct perf_counter_context - counter context structure
- *
- * Used as a container for task counters and CPU counters as well:
- */
-struct perf_counter_context {
-	/*
-	 * Protect the states of the counters in the list,
-	 * nr_active, and the list:
-	 */
-	spinlock_t			lock;
-	/*
-	 * Protect the list of counters.  Locking either mutex or lock
-	 * is sufficient to ensure the list doesn't change; to change
-	 * the list you need to lock both the mutex and the spinlock.
-	 */
-	struct mutex			mutex;
-
-	struct list_head		counter_list;
-	struct list_head		event_list;
-	int				nr_counters;
-	int				nr_active;
-	int				is_active;
-	int				nr_stat;
-	atomic_t			refcount;
-	struct task_struct		*task;
-
-	/*
-	 * Context clock, runs when context enabled.
-	 */
-	u64				time;
-	u64				timestamp;
-
-	/*
-	 * These fields let us detect when two contexts have both
-	 * been cloned (inherited) from a common ancestor.
-	 */
-	struct perf_counter_context	*parent_ctx;
-	u64				parent_gen;
-	u64				generation;
-	int				pin_count;
-	struct rcu_head			rcu_head;
-};
-
-/**
- * struct perf_counter_cpu_context - per cpu counter context structure
- */
-struct perf_cpu_context {
-	struct perf_counter_context	ctx;
-	struct perf_counter_context	*task_ctx;
-	int				active_oncpu;
-	int				max_pertask;
-	int				exclusive;
-
-	/*
-	 * Recursion avoidance:
-	 *
-	 * task, softirq, irq, nmi context
-	 */
-	int				recursion[4];
-};
-
-#ifdef CONFIG_PERF_COUNTERS
-
-/*
- * Set by architecture code:
- */
-extern int perf_max_counters;
-
-extern const struct pmu *hw_perf_counter_init(struct perf_counter *counter);
-
-extern void perf_counter_task_sched_in(struct task_struct *task, int cpu);
-extern void perf_counter_task_sched_out(struct task_struct *task,
-					struct task_struct *next, int cpu);
-extern void perf_counter_task_tick(struct task_struct *task, int cpu);
-extern int perf_counter_init_task(struct task_struct *child);
-extern void perf_counter_exit_task(struct task_struct *child);
-extern void perf_counter_free_task(struct task_struct *task);
-extern void set_perf_counter_pending(void);
-extern void perf_counter_do_pending(void);
-extern void perf_counter_print_debug(void);
-extern void __perf_disable(void);
-extern bool __perf_enable(void);
-extern void perf_disable(void);
-extern void perf_enable(void);
-extern int perf_counter_task_disable(void);
-extern int perf_counter_task_enable(void);
-extern int hw_perf_group_sched_in(struct perf_counter *group_leader,
-	       struct perf_cpu_context *cpuctx,
-	       struct perf_counter_context *ctx, int cpu);
-extern void perf_counter_update_userpage(struct perf_counter *counter);
-
-struct perf_sample_data {
-	struct pt_regs			*regs;
-	u64				addr;
-	u64				period;
-	struct perf_raw_record		*raw;
-};
-
-extern int perf_counter_overflow(struct perf_counter *counter, int nmi,
-				 struct perf_sample_data *data);
-extern void perf_counter_output(struct perf_counter *counter, int nmi,
-				struct perf_sample_data *data);
-
-/*
- * Return 1 for a software counter, 0 for a hardware counter
- */
-static inline int is_software_counter(struct perf_counter *counter)
-{
-	return (counter->attr.type != PERF_TYPE_RAW) &&
-		(counter->attr.type != PERF_TYPE_HARDWARE) &&
-		(counter->attr.type != PERF_TYPE_HW_CACHE);
-}
-
-extern atomic_t perf_swcounter_enabled[PERF_COUNT_SW_MAX];
-
-extern void __perf_swcounter_event(u32, u64, int, struct pt_regs *, u64);
-
-static inline void
-perf_swcounter_event(u32 event, u64 nr, int nmi, struct pt_regs *regs, u64 addr)
-{
-	if (atomic_read(&perf_swcounter_enabled[event]))
-		__perf_swcounter_event(event, nr, nmi, regs, addr);
-}
-
-extern void __perf_counter_mmap(struct vm_area_struct *vma);
-
-static inline void perf_counter_mmap(struct vm_area_struct *vma)
-{
-	if (vma->vm_flags & VM_EXEC)
-		__perf_counter_mmap(vma);
-}
-
-extern void perf_counter_comm(struct task_struct *tsk);
-extern void perf_counter_fork(struct task_struct *tsk);
-
-extern struct perf_callchain_entry *perf_callchain(struct pt_regs *regs);
-
-extern int sysctl_perf_counter_paranoid;
-extern int sysctl_perf_counter_mlock;
-extern int sysctl_perf_counter_sample_rate;
-
-extern void perf_counter_init(void);
-extern void perf_tpcounter_event(int event_id, u64 addr, u64 count,
-				 void *record, int entry_size);
-
-#ifndef perf_misc_flags
-#define perf_misc_flags(regs)	(user_mode(regs) ? PERF_EVENT_MISC_USER : \
-				 PERF_EVENT_MISC_KERNEL)
-#define perf_instruction_pointer(regs)	instruction_pointer(regs)
-#endif
-
-#else
-static inline void
-perf_counter_task_sched_in(struct task_struct *task, int cpu)		{ }
-static inline void
-perf_counter_task_sched_out(struct task_struct *task,
-			    struct task_struct *next, int cpu)		{ }
-static inline void
-perf_counter_task_tick(struct task_struct *task, int cpu)		{ }
-static inline int perf_counter_init_task(struct task_struct *child)	{ return 0; }
-static inline void perf_counter_exit_task(struct task_struct *child)	{ }
-static inline void perf_counter_free_task(struct task_struct *task)	{ }
-static inline void perf_counter_do_pending(void)			{ }
-static inline void perf_counter_print_debug(void)			{ }
-static inline void perf_disable(void)					{ }
-static inline void perf_enable(void)					{ }
-static inline int perf_counter_task_disable(void)	{ return -EINVAL; }
-static inline int perf_counter_task_enable(void)	{ return -EINVAL; }
-
-static inline void
-perf_swcounter_event(u32 event, u64 nr, int nmi,
-		     struct pt_regs *regs, u64 addr)			{ }
-
-static inline void perf_counter_mmap(struct vm_area_struct *vma)	{ }
-static inline void perf_counter_comm(struct task_struct *tsk)		{ }
-static inline void perf_counter_fork(struct task_struct *tsk)		{ }
-static inline void perf_counter_init(void)				{ }
-#endif
-
-#endif /* __KERNEL__ */
 #endif /* _LINUX_PERF_COUNTER_H */
diff --git a/include/linux/perf_event.h b/include/linux/perf_event.h
new file mode 100644
index 000000000000..9e7012689a84
--- /dev/null
+++ b/include/linux/perf_event.h
@@ -0,0 +1,863 @@
+/*
+ * Performance events:
+ *
+ *    Copyright (C) 2008-2009, Thomas Gleixner <tglx@linutronix.de>
+ *    Copyright (C) 2008-2009, Red Hat, Inc., Ingo Molnar
+ *    Copyright (C) 2008-2009, Red Hat, Inc., Peter Zijlstra
+ *
+ * Data type definitions, declarations, prototypes.
+ *
+ *    Started by: Thomas Gleixner and Ingo Molnar
+ *
+ * For licencing details see kernel-base/COPYING
+ */
+#ifndef _LINUX_PERF_EVENT_H
+#define _LINUX_PERF_EVENT_H
+
+#include <linux/types.h>
+#include <linux/ioctl.h>
+#include <asm/byteorder.h>
+
+/*
+ * User-space ABI bits:
+ */
+
+/*
+ * attr.type
+ */
+enum perf_type_id {
+	PERF_TYPE_HARDWARE			= 0,
+	PERF_TYPE_SOFTWARE			= 1,
+	PERF_TYPE_TRACEPOINT			= 2,
+	PERF_TYPE_HW_CACHE			= 3,
+	PERF_TYPE_RAW				= 4,
+
+	PERF_TYPE_MAX,				/* non-ABI */
+};
+
+/*
+ * Generalized performance event event_id types, used by the
+ * attr.event_id parameter of the sys_perf_event_open()
+ * syscall:
+ */
+enum perf_hw_id {
+	/*
+	 * Common hardware events, generalized by the kernel:
+	 */
+	PERF_COUNT_HW_CPU_CYCLES		= 0,
+	PERF_COUNT_HW_INSTRUCTIONS		= 1,
+	PERF_COUNT_HW_CACHE_REFERENCES		= 2,
+	PERF_COUNT_HW_CACHE_MISSES		= 3,
+	PERF_COUNT_HW_BRANCH_INSTRUCTIONS	= 4,
+	PERF_COUNT_HW_BRANCH_MISSES		= 5,
+	PERF_COUNT_HW_BUS_CYCLES		= 6,
+
+	PERF_COUNT_HW_MAX,			/* non-ABI */
+};
+
+/*
+ * Generalized hardware cache events:
+ *
+ *       { L1-D, L1-I, LLC, ITLB, DTLB, BPU } x
+ *       { read, write, prefetch } x
+ *       { accesses, misses }
+ */
+enum perf_hw_cache_id {
+	PERF_COUNT_HW_CACHE_L1D			= 0,
+	PERF_COUNT_HW_CACHE_L1I			= 1,
+	PERF_COUNT_HW_CACHE_LL			= 2,
+	PERF_COUNT_HW_CACHE_DTLB		= 3,
+	PERF_COUNT_HW_CACHE_ITLB		= 4,
+	PERF_COUNT_HW_CACHE_BPU			= 5,
+
+	PERF_COUNT_HW_CACHE_MAX,		/* non-ABI */
+};
+
+enum perf_hw_cache_op_id {
+	PERF_COUNT_HW_CACHE_OP_READ		= 0,
+	PERF_COUNT_HW_CACHE_OP_WRITE		= 1,
+	PERF_COUNT_HW_CACHE_OP_PREFETCH		= 2,
+
+	PERF_COUNT_HW_CACHE_OP_MAX,		/* non-ABI */
+};
+
+enum perf_hw_cache_op_result_id {
+	PERF_COUNT_HW_CACHE_RESULT_ACCESS	= 0,
+	PERF_COUNT_HW_CACHE_RESULT_MISS		= 1,
+
+	PERF_COUNT_HW_CACHE_RESULT_MAX,		/* non-ABI */
+};
+
+/*
+ * Special "software" events provided by the kernel, even if the hardware
+ * does not support performance events. These events measure various
+ * physical and sw events of the kernel (and allow the profiling of them as
+ * well):
+ */
+enum perf_sw_ids {
+	PERF_COUNT_SW_CPU_CLOCK			= 0,
+	PERF_COUNT_SW_TASK_CLOCK		= 1,
+	PERF_COUNT_SW_PAGE_FAULTS		= 2,
+	PERF_COUNT_SW_CONTEXT_SWITCHES		= 3,
+	PERF_COUNT_SW_CPU_MIGRATIONS		= 4,
+	PERF_COUNT_SW_PAGE_FAULTS_MIN		= 5,
+	PERF_COUNT_SW_PAGE_FAULTS_MAJ		= 6,
+
+	PERF_COUNT_SW_MAX,			/* non-ABI */
+};
+
+/*
+ * Bits that can be set in attr.sample_type to request information
+ * in the overflow packets.
+ */
+enum perf_event_sample_format {
+	PERF_SAMPLE_IP				= 1U << 0,
+	PERF_SAMPLE_TID				= 1U << 1,
+	PERF_SAMPLE_TIME			= 1U << 2,
+	PERF_SAMPLE_ADDR			= 1U << 3,
+	PERF_SAMPLE_READ			= 1U << 4,
+	PERF_SAMPLE_CALLCHAIN			= 1U << 5,
+	PERF_SAMPLE_ID				= 1U << 6,
+	PERF_SAMPLE_CPU				= 1U << 7,
+	PERF_SAMPLE_PERIOD			= 1U << 8,
+	PERF_SAMPLE_STREAM_ID			= 1U << 9,
+	PERF_SAMPLE_RAW				= 1U << 10,
+
+	PERF_SAMPLE_MAX = 1U << 11,		/* non-ABI */
+};
+
+/*
+ * The format of the data returned by read() on a perf event fd,
+ * as specified by attr.read_format:
+ *
+ * struct read_format {
+ *	{ u64		value;
+ *	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
+ *	  { u64		time_running; } && PERF_FORMAT_RUNNING
+ *	  { u64		id;           } && PERF_FORMAT_ID
+ *	} && !PERF_FORMAT_GROUP
+ *
+ *	{ u64		nr;
+ *	  { u64		time_enabled; } && PERF_FORMAT_ENABLED
+ *	  { u64		time_running; } && PERF_FORMAT_RUNNING
+ *	  { u64		value;
+ *	    { u64	id;           } && PERF_FORMAT_ID
+ *	  }		cntr[nr];
+ *	} && PERF_FORMAT_GROUP
+ * };
+ */
+enum perf_event_read_format {
+	PERF_FORMAT_TOTAL_TIME_ENABLED		= 1U << 0,
+	PERF_FORMAT_TOTAL_TIME_RUNNING		= 1U << 1,
+	PERF_FORMAT_ID				= 1U << 2,
+	PERF_FORMAT_GROUP			= 1U << 3,
+
+	PERF_FORMAT_MAX = 1U << 4,		/* non-ABI */
+};
+
+#define PERF_ATTR_SIZE_VER0	64	/* sizeof first published struct */
+
+/*
+ * Hardware event_id to monitor via a performance monitoring event:
+ */
+struct perf_event_attr {
+
+	/*
+	 * Major type: hardware/software/tracepoint/etc.
+	 */
+	__u32			type;
+
+	/*
+	 * Size of the attr structure, for fwd/bwd compat.
+	 */
+	__u32			size;
+
+	/*
+	 * Type specific configuration information.
+	 */
+	__u64			config;
+
+	union {
+		__u64		sample_period;
+		__u64		sample_freq;
+	};
+
+	__u64			sample_type;
+	__u64			read_format;
+
+	__u64			disabled       :  1, /* off by default        */
+				inherit	       :  1, /* children inherit it   */
+				pinned	       :  1, /* must always be on PMU */
+				exclusive      :  1, /* only group on PMU     */
+				exclude_user   :  1, /* don't count user      */
+				exclude_kernel :  1, /* ditto kernel          */
+				exclude_hv     :  1, /* ditto hypervisor      */
+				exclude_idle   :  1, /* don't count when idle */
+				mmap           :  1, /* include mmap data     */
+				comm	       :  1, /* include comm data     */
+				freq           :  1, /* use freq, not period  */
+				inherit_stat   :  1, /* per task counts       */
+				enable_on_exec :  1, /* next exec enables     */
+				task           :  1, /* trace fork/exit       */
+				watermark      :  1, /* wakeup_watermark      */
+
+				__reserved_1   : 49;
+
+	union {
+		__u32		wakeup_events;	  /* wakeup every n events */
+		__u32		wakeup_watermark; /* bytes before wakeup   */
+	};
+	__u32			__reserved_2;
+
+	__u64			__reserved_3;
+};
+
+/*
+ * Ioctls that can be done on a perf event fd:
+ */
+#define PERF_EVENT_IOC_ENABLE		_IO ('$', 0)
+#define PERF_EVENT_IOC_DISABLE		_IO ('$', 1)
+#define PERF_EVENT_IOC_REFRESH		_IO ('$', 2)
+#define PERF_EVENT_IOC_RESET		_IO ('$', 3)
+#define PERF_EVENT_IOC_PERIOD		_IOW('$', 4, u64)
+#define PERF_EVENT_IOC_SET_OUTPUT	_IO ('$', 5)
+
+enum perf_event_ioc_flags {
+	PERF_IOC_FLAG_GROUP		= 1U << 0,
+};
+
+/*
+ * Structure of the page that can be mapped via mmap
+ */
+struct perf_event_mmap_page {
+	__u32	version;		/* version number of this structure */
+	__u32	compat_version;		/* lowest version this is compat with */
+
+	/*
+	 * Bits needed to read the hw events in user-space.
+	 *
+	 *   u32 seq;
+	 *   s64 count;
+	 *
+	 *   do {
+	 *     seq = pc->lock;
+	 *
+	 *     barrier()
+	 *     if (pc->index) {
+	 *       count = pmc_read(pc->index - 1);
+	 *       count += pc->offset;
+	 *     } else
+	 *       goto regular_read;
+	 *
+	 *     barrier();
+	 *   } while (pc->lock != seq);
+	 *
+	 * NOTE: for obvious reason this only works on self-monitoring
+	 *       processes.
+	 */
+	__u32	lock;			/* seqlock for synchronization */
+	__u32	index;			/* hardware event identifier */
+	__s64	offset;			/* add to hardware event value */
+	__u64	time_enabled;		/* time event active */
+	__u64	time_running;		/* time event on cpu */
+
+		/*
+		 * Hole for extension of the self monitor capabilities
+		 */
+
+	__u64	__reserved[123];	/* align to 1k */
+
+	/*
+	 * Control data for the mmap() data buffer.
+	 *
+	 * User-space reading the @data_head value should issue an rmb(), on
+	 * SMP capable platforms, after reading this value -- see
+	 * perf_event_wakeup().
+	 *
+	 * When the mapping is PROT_WRITE the @data_tail value should be
+	 * written by userspace to reflect the last read data. In this case
+	 * the kernel will not over-write unread data.
+	 */
+	__u64   data_head;		/* head in the data section */
+	__u64	data_tail;		/* user-space written tail */
+};
+
+#define PERF_RECORD_MISC_CPUMODE_MASK		(3 << 0)
+#define PERF_RECORD_MISC_CPUMODE_UNKNOWN		(0 << 0)
+#define PERF_RECORD_MISC_KERNEL			(1 << 0)
+#define PERF_RECORD_MISC_USER			(2 << 0)
+#define PERF_RECORD_MISC_HYPERVISOR		(3 << 0)
+
+struct perf_event_header {
+	__u32	type;
+	__u16	misc;
+	__u16	size;
+};
+
+enum perf_event_type {
+
+	/*
+	 * The MMAP events record the PROT_EXEC mappings so that we can
+	 * correlate userspace IPs to code. They have the following structure:
+	 *
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *
+	 *	u32				pid, tid;
+	 *	u64				addr;
+	 *	u64				len;
+	 *	u64				pgoff;
+	 *	char				filename[];
+	 * };
+	 */
+	PERF_RECORD_MMAP			= 1,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *	u64				id;
+	 *	u64				lost;
+	 * };
+	 */
+	PERF_RECORD_LOST			= 2,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *
+	 *	u32				pid, tid;
+	 *	char				comm[];
+	 * };
+	 */
+	PERF_RECORD_COMM			= 3,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *	u32				pid, ppid;
+	 *	u32				tid, ptid;
+	 *	u64				time;
+	 * };
+	 */
+	PERF_RECORD_EXIT			= 4,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *	u64				time;
+	 *	u64				id;
+	 *	u64				stream_id;
+	 * };
+	 */
+	PERF_RECORD_THROTTLE		= 5,
+	PERF_RECORD_UNTHROTTLE		= 6,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *	u32				pid, ppid;
+	 *	u32				tid, ptid;
+	 *	u64				time;
+	 * };
+	 */
+	PERF_RECORD_FORK			= 7,
+
+	/*
+	 * struct {
+	 * 	struct perf_event_header	header;
+	 * 	u32				pid, tid;
+	 *
+	 * 	struct read_format		values;
+	 * };
+	 */
+	PERF_RECORD_READ			= 8,
+
+	/*
+	 * struct {
+	 *	struct perf_event_header	header;
+	 *
+	 *	{ u64			ip;	  } && PERF_SAMPLE_IP
+	 *	{ u32			pid, tid; } && PERF_SAMPLE_TID
+	 *	{ u64			time;     } && PERF_SAMPLE_TIME
+	 *	{ u64			addr;     } && PERF_SAMPLE_ADDR
+	 *	{ u64			id;	  } && PERF_SAMPLE_ID
+	 *	{ u64			stream_id;} && PERF_SAMPLE_STREAM_ID
+	 *	{ u32			cpu, res; } && PERF_SAMPLE_CPU
+	 *	{ u64			period;   } && PERF_SAMPLE_PERIOD
+	 *
+	 *	{ struct read_format	values;	  } && PERF_SAMPLE_READ
+	 *
+	 *	{ u64			nr,
+	 *	  u64			ips[nr];  } && PERF_SAMPLE_CALLCHAIN
+	 *
+	 *	#
+	 *	# The RAW record below is opaque data wrt the ABI
+	 *	#
+	 *	# That is, the ABI doesn't make any promises wrt to
+	 *	# the stability of its content, it may vary depending
+	 *	# on event, hardware, kernel version and phase of
+	 *	# the moon.
+	 *	#
+	 *	# In other words, PERF_SAMPLE_RAW contents are not an ABI.
+	 *	#
+	 *
+	 *	{ u32			size;
+	 *	  char                  data[size];}&& PERF_SAMPLE_RAW
+	 * };
+	 */
+	PERF_RECORD_SAMPLE		= 9,
+
+	PERF_RECORD_MAX,			/* non-ABI */
+};
+
+enum perf_callchain_context {
+	PERF_CONTEXT_HV			= (__u64)-32,
+	PERF_CONTEXT_KERNEL		= (__u64)-128,
+	PERF_CONTEXT_USER		= (__u64)-512,
+
+	PERF_CONTEXT_GUEST		= (__u64)-2048,
+	PERF_CONTEXT_GUEST_KERNEL	= (__u64)-2176,
+	PERF_CONTEXT_GUEST_USER		= (__u64)-2560,
+
+	PERF_CONTEXT_MAX		= (__u64)-4095,
+};
+
+#define PERF_FLAG_FD_NO_GROUP	(1U << 0)
+#define PERF_FLAG_FD_OUTPUT	(1U << 1)
+
+#ifdef __KERNEL__
+/*
+ * Kernel-internal data types and definitions:
+ */
+
+#ifdef CONFIG_PERF_EVENTS
+# include <asm/perf_event.h>
+#endif
+
+#include <linux/list.h>
+#include <linux/mutex.h>
+#include <linux/rculist.h>
+#include <linux/rcupdate.h>
+#include <linux/spinlock.h>
+#include <linux/hrtimer.h>
+#include <linux/fs.h>
+#include <linux/pid_namespace.h>
+#include <linux/workqueue.h>
+#include <asm/atomic.h>
+
+#define PERF_MAX_STACK_DEPTH		255
+
+struct perf_callchain_entry {
+	__u64				nr;
+	__u64				ip[PERF_MAX_STACK_DEPTH];
+};
+
+struct perf_raw_record {
+	u32				size;
+	void				*data;
+};
+
+struct task_struct;
+
+/**
+ * struct hw_perf_event - performance event hardware details:
+ */
+struct hw_perf_event {
+#ifdef CONFIG_PERF_EVENTS
+	union {
+		struct { /* hardware */
+			u64		config;
+			unsigned long	config_base;
+			unsigned long	event_base;
+			int		idx;
+		};
+		struct { /* software */
+			s64		remaining;
+			struct hrtimer	hrtimer;
+		};
+	};
+	atomic64_t			prev_count;
+	u64				sample_period;
+	u64				last_period;
+	atomic64_t			period_left;
+	u64				interrupts;
+
+	u64				freq_count;
+	u64				freq_interrupts;
+	u64				freq_stamp;
+#endif
+};
+
+struct perf_event;
+
+/**
+ * struct pmu - generic performance monitoring unit
+ */
+struct pmu {
+	int (*enable)			(struct perf_event *event);
+	void (*disable)			(struct perf_event *event);
+	void (*read)			(struct perf_event *event);
+	void (*unthrottle)		(struct perf_event *event);
+};
+
+/**
+ * enum perf_event_active_state - the states of a event
+ */
+enum perf_event_active_state {
+	PERF_EVENT_STATE_ERROR		= -2,
+	PERF_EVENT_STATE_OFF		= -1,
+	PERF_EVENT_STATE_INACTIVE	=  0,
+	PERF_EVENT_STATE_ACTIVE		=  1,
+};
+
+struct file;
+
+struct perf_mmap_data {
+	struct rcu_head			rcu_head;
+#ifdef CONFIG_PERF_USE_VMALLOC
+	struct work_struct		work;
+#endif
+	int				data_order;
+	int				nr_pages;	/* nr of data pages  */
+	int				writable;	/* are we writable   */
+	int				nr_locked;	/* nr pages mlocked  */
+
+	atomic_t			poll;		/* POLL_ for wakeups */
+	atomic_t			events;		/* event_id limit       */
+
+	atomic_long_t			head;		/* write position    */
+	atomic_long_t			done_head;	/* completed head    */
+
+	atomic_t			lock;		/* concurrent writes */
+	atomic_t			wakeup;		/* needs a wakeup    */
+	atomic_t			lost;		/* nr records lost   */
+
+	long				watermark;	/* wakeup watermark  */
+
+	struct perf_event_mmap_page	*user_page;
+	void				*data_pages[0];
+};
+
+struct perf_pending_entry {
+	struct perf_pending_entry *next;
+	void (*func)(struct perf_pending_entry *);
+};
+
+/**
+ * struct perf_event - performance event kernel representation:
+ */
+struct perf_event {
+#ifdef CONFIG_PERF_EVENTS
+	struct list_head		group_entry;
+	struct list_head		event_entry;
+	struct list_head		sibling_list;
+	int				nr_siblings;
+	struct perf_event		*group_leader;
+	struct perf_event		*output;
+	const struct pmu		*pmu;
+
+	enum perf_event_active_state	state;
+	atomic64_t			count;
+
+	/*
+	 * These are the total time in nanoseconds that the event
+	 * has been enabled (i.e. eligible to run, and the task has
+	 * been scheduled in, if this is a per-task event)
+	 * and running (scheduled onto the CPU), respectively.
+	 *
+	 * They are computed from tstamp_enabled, tstamp_running and
+	 * tstamp_stopped when the event is in INACTIVE or ACTIVE state.
+	 */
+	u64				total_time_enabled;
+	u64				total_time_running;
+
+	/*
+	 * These are timestamps used for computing total_time_enabled
+	 * and total_time_running when the event is in INACTIVE or
+	 * ACTIVE state, measured in nanoseconds from an arbitrary point
+	 * in time.
+	 * tstamp_enabled: the notional time when the event was enabled
+	 * tstamp_running: the notional time when the event was scheduled on
+	 * tstamp_stopped: in INACTIVE state, the notional time when the
+	 *	event was scheduled off.
+	 */
+	u64				tstamp_enabled;
+	u64				tstamp_running;
+	u64				tstamp_stopped;
+
+	struct perf_event_attr	attr;
+	struct hw_perf_event		hw;
+
+	struct perf_event_context	*ctx;
+	struct file			*filp;
+
+	/*
+	 * These accumulate total time (in nanoseconds) that children
+	 * events have been enabled and running, respectively.
+	 */
+	atomic64_t			child_total_time_enabled;
+	atomic64_t			child_total_time_running;
+
+	/*
+	 * Protect attach/detach and child_list:
+	 */
+	struct mutex			child_mutex;
+	struct list_head		child_list;
+	struct perf_event		*parent;
+
+	int				oncpu;
+	int				cpu;
+
+	struct list_head		owner_entry;
+	struct task_struct		*owner;
+
+	/* mmap bits */
+	struct mutex			mmap_mutex;
+	atomic_t			mmap_count;
+	struct perf_mmap_data		*data;
+
+	/* poll related */
+	wait_queue_head_t		waitq;
+	struct fasync_struct		*fasync;
+
+	/* delayed work for NMIs and such */
+	int				pending_wakeup;
+	int				pending_kill;
+	int				pending_disable;
+	struct perf_pending_entry	pending;
+
+	atomic_t			event_limit;
+
+	void (*destroy)(struct perf_event *);
+	struct rcu_head			rcu_head;
+
+	struct pid_namespace		*ns;
+	u64				id;
+#endif
+};
+
+/**
+ * struct perf_event_context - event context structure
+ *
+ * Used as a container for task events and CPU events as well:
+ */
+struct perf_event_context {
+	/*
+	 * Protect the states of the events in the list,
+	 * nr_active, and the list:
+	 */
+	spinlock_t			lock;
+	/*
+	 * Protect the list of events.  Locking either mutex or lock
+	 * is sufficient to ensure the list doesn't change; to change
+	 * the list you need to lock both the mutex and the spinlock.
+	 */
+	struct mutex			mutex;
+
+	struct list_head		group_list;
+	struct list_head		event_list;
+	int				nr_events;
+	int				nr_active;
+	int				is_active;
+	int				nr_stat;
+	atomic_t			refcount;
+	struct task_struct		*task;
+
+	/*
+	 * Context clock, runs when context enabled.
+	 */
+	u64				time;
+	u64				timestamp;
+
+	/*
+	 * These fields let us detect when two contexts have both
+	 * been cloned (inherited) from a common ancestor.
+	 */
+	struct perf_event_context	*parent_ctx;
+	u64				parent_gen;
+	u64				generation;
+	int				pin_count;
+	struct rcu_head			rcu_head;
+};
+
+/**
+ * struct perf_event_cpu_context - per cpu event context structure
+ */
+struct perf_cpu_context {
+	struct perf_event_context	ctx;
+	struct perf_event_context	*task_ctx;
+	int				active_oncpu;
+	int				max_pertask;
+	int				exclusive;
+
+	/*
+	 * Recursion avoidance:
+	 *
+	 * task, softirq, irq, nmi context
+	 */
+	int				recursion[4];
+};
+
+struct perf_output_handle {
+	struct perf_event		*event;
+	struct perf_mmap_data		*data;
+	unsigned long			head;
+	unsigned long			offset;
+	int				nmi;
+	int				sample;
+	int				locked;
+	unsigned long			flags;
+};
+
+#ifdef CONFIG_PERF_EVENTS
+
+/*
+ * Set by architecture code:
+ */
+extern int perf_max_events;
+
+extern const struct pmu *hw_perf_event_init(struct perf_event *event);
+
+extern void perf_event_task_sched_in(struct task_struct *task, int cpu);
+extern void perf_event_task_sched_out(struct task_struct *task,
+					struct task_struct *next, int cpu);
+extern void perf_event_task_tick(struct task_struct *task, int cpu);
+extern int perf_event_init_task(struct task_struct *child);
+extern void perf_event_exit_task(struct task_struct *child);
+extern void perf_event_free_task(struct task_struct *task);
+extern void set_perf_event_pending(void);
+extern void perf_event_do_pending(void);
+extern void perf_event_print_debug(void);
+extern void __perf_disable(void);
+extern bool __perf_enable(void);
+extern void perf_disable(void);
+extern void perf_enable(void);
+extern int perf_event_task_disable(void);
+extern int perf_event_task_enable(void);
+extern int hw_perf_group_sched_in(struct perf_event *group_leader,
+	       struct perf_cpu_context *cpuctx,
+	       struct perf_event_context *ctx, int cpu);
+extern void perf_event_update_userpage(struct perf_event *event);
+
+struct perf_sample_data {
+	u64				type;
+
+	u64				ip;
+	struct {
+		u32	pid;
+		u32	tid;
+	}				tid_entry;
+	u64				time;
+	u64				addr;
+	u64				id;
+	u64				stream_id;
+	struct {
+		u32	cpu;
+		u32	reserved;
+	}				cpu_entry;
+	u64				period;
+	struct perf_callchain_entry	*callchain;
+	struct perf_raw_record		*raw;
+};
+
+extern void perf_output_sample(struct perf_output_handle *handle,
+			       struct perf_event_header *header,
+			       struct perf_sample_data *data,
+			       struct perf_event *event);
+extern void perf_prepare_sample(struct perf_event_header *header,
+				struct perf_sample_data *data,
+				struct perf_event *event,
+				struct pt_regs *regs);
+
+extern int perf_event_overflow(struct perf_event *event, int nmi,
+				 struct perf_sample_data *data,
+				 struct pt_regs *regs);
+
+/*
+ * Return 1 for a software event, 0 for a hardware event
+ */
+static inline int is_software_event(struct perf_event *event)
+{
+	return (event->attr.type != PERF_TYPE_RAW) &&
+		(event->attr.type != PERF_TYPE_HARDWARE) &&
+		(event->attr.type != PERF_TYPE_HW_CACHE);
+}
+
+extern atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX];
+
+extern void __perf_sw_event(u32, u64, int, struct pt_regs *, u64);
+
+static inline void
+perf_sw_event(u32 event_id, u64 nr, int nmi, struct pt_regs *regs, u64 addr)
+{
+	if (atomic_read(&perf_swevent_enabled[event_id]))
+		__perf_sw_event(event_id, nr, nmi, regs, addr);
+}
+
+extern void __perf_event_mmap(struct vm_area_struct *vma);
+
+static inline void perf_event_mmap(struct vm_area_struct *vma)
+{
+	if (vma->vm_flags & VM_EXEC)
+		__perf_event_mmap(vma);
+}
+
+extern void perf_event_comm(struct task_struct *tsk);
+extern void perf_event_fork(struct task_struct *tsk);
+
+extern struct perf_callchain_entry *perf_callchain(struct pt_regs *regs);
+
+extern int sysctl_perf_event_paranoid;
+extern int sysctl_perf_event_mlock;
+extern int sysctl_perf_event_sample_rate;
+
+extern void perf_event_init(void);
+extern void perf_tp_event(int event_id, u64 addr, u64 count,
+				 void *record, int entry_size);
+
+#ifndef perf_misc_flags
+#define perf_misc_flags(regs)	(user_mode(regs) ? PERF_RECORD_MISC_USER : \
+				 PERF_RECORD_MISC_KERNEL)
+#define perf_instruction_pointer(regs)	instruction_pointer(regs)
+#endif
+
+extern int perf_output_begin(struct perf_output_handle *handle,
+			     struct perf_event *event, unsigned int size,
+			     int nmi, int sample);
+extern void perf_output_end(struct perf_output_handle *handle);
+extern void perf_output_copy(struct perf_output_handle *handle,
+			     const void *buf, unsigned int len);
+#else
+static inline void
+perf_event_task_sched_in(struct task_struct *task, int cpu)		{ }
+static inline void
+perf_event_task_sched_out(struct task_struct *task,
+			    struct task_struct *next, int cpu)		{ }
+static inline void
+perf_event_task_tick(struct task_struct *task, int cpu)			{ }
+static inline int perf_event_init_task(struct task_struct *child)	{ return 0; }
+static inline void perf_event_exit_task(struct task_struct *child)	{ }
+static inline void perf_event_free_task(struct task_struct *task)	{ }
+static inline void perf_event_do_pending(void)				{ }
+static inline void perf_event_print_debug(void)				{ }
+static inline void perf_disable(void)					{ }
+static inline void perf_enable(void)					{ }
+static inline int perf_event_task_disable(void)				{ return -EINVAL; }
+static inline int perf_event_task_enable(void)				{ return -EINVAL; }
+
+static inline void
+perf_sw_event(u32 event_id, u64 nr, int nmi,
+		     struct pt_regs *regs, u64 addr)			{ }
+
+static inline void perf_event_mmap(struct vm_area_struct *vma)		{ }
+static inline void perf_event_comm(struct task_struct *tsk)		{ }
+static inline void perf_event_fork(struct task_struct *tsk)		{ }
+static inline void perf_event_init(void)				{ }
+
+#endif
+
+#define perf_output_put(handle, x) \
+	perf_output_copy((handle), &(x), sizeof(x))
+
+#endif /* __KERNEL__ */
+#endif /* _LINUX_PERF_EVENT_H */
diff --git a/include/linux/phonet.h b/include/linux/phonet.h
index 1ef5a0781831..e5126cff9b2a 100644
--- a/include/linux/phonet.h
+++ b/include/linux/phonet.h
@@ -38,6 +38,7 @@
 #define PNPIPE_IFINDEX		2
 
 #define PNADDR_ANY		0
+#define PNADDR_BROADCAST	0xFC
 #define PNPORT_RESOURCE_ROUTING	0
 
 /* Values for PNPIPE_ENCAP option */
diff --git a/include/linux/pnp.h b/include/linux/pnp.h
index b063c7328ba5..fddfafaed024 100644
--- a/include/linux/pnp.h
+++ b/include/linux/pnp.h
@@ -360,6 +360,7 @@ struct pnp_driver {
 	unsigned int flags;
 	int (*probe) (struct pnp_dev *dev, const struct pnp_device_id *dev_id);
 	void (*remove) (struct pnp_dev *dev);
+	void (*shutdown) (struct pnp_dev *dev);
 	int (*suspend) (struct pnp_dev *dev, pm_message_t state);
 	int (*resume) (struct pnp_dev *dev);
 	struct device_driver driver;
diff --git a/include/linux/poison.h b/include/linux/poison.h
index 6729f7dcd60e..7fc194aef8c2 100644
--- a/include/linux/poison.h
+++ b/include/linux/poison.h
@@ -65,6 +65,9 @@
 #define MUTEX_DEBUG_INIT	0x11
 #define MUTEX_DEBUG_FREE	0x22
 
+/********** lib/flex_array.c **********/
+#define FLEX_ARRAY_FREE	0x6c	/* for use-after-free poisoning */
+
 /********** security/ **********/
 #define KEY_DESTROY		0xbd
 
diff --git a/include/linux/poll.h b/include/linux/poll.h
index fa287f25138d..6673743946f7 100644
--- a/include/linux/poll.h
+++ b/include/linux/poll.h
@@ -6,10 +6,10 @@
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>
+#include <linux/ktime.h>
 #include <linux/wait.h>
 #include <linux/string.h>
 #include <linux/fs.h>
-#include <linux/sched.h>
 #include <asm/uaccess.h>
 
 /* ~832 bytes of stack space used max in sys_select/sys_poll before allocating
diff --git a/include/linux/power_supply.h b/include/linux/power_supply.h
index 594c494ac3f0..b5d096d3a9be 100644
--- a/include/linux/power_supply.h
+++ b/include/linux/power_supply.h
@@ -39,6 +39,13 @@ enum {
 };
 
 enum {
+	POWER_SUPPLY_CHARGE_TYPE_UNKNOWN = 0,
+	POWER_SUPPLY_CHARGE_TYPE_NONE,
+	POWER_SUPPLY_CHARGE_TYPE_TRICKLE,
+	POWER_SUPPLY_CHARGE_TYPE_FAST,
+};
+
+enum {
 	POWER_SUPPLY_HEALTH_UNKNOWN = 0,
 	POWER_SUPPLY_HEALTH_GOOD,
 	POWER_SUPPLY_HEALTH_OVERHEAT,
@@ -58,9 +65,19 @@ enum {
 	POWER_SUPPLY_TECHNOLOGY_LiMn,
 };
 
+enum {
+	POWER_SUPPLY_CAPACITY_LEVEL_UNKNOWN = 0,
+	POWER_SUPPLY_CAPACITY_LEVEL_CRITICAL,
+	POWER_SUPPLY_CAPACITY_LEVEL_LOW,
+	POWER_SUPPLY_CAPACITY_LEVEL_NORMAL,
+	POWER_SUPPLY_CAPACITY_LEVEL_HIGH,
+	POWER_SUPPLY_CAPACITY_LEVEL_FULL,
+};
+
 enum power_supply_property {
 	/* Properties of type `int' */
 	POWER_SUPPLY_PROP_STATUS = 0,
+	POWER_SUPPLY_PROP_CHARGE_TYPE,
 	POWER_SUPPLY_PROP_HEALTH,
 	POWER_SUPPLY_PROP_PRESENT,
 	POWER_SUPPLY_PROP_ONLINE,
@@ -89,6 +106,7 @@ enum power_supply_property {
 	POWER_SUPPLY_PROP_ENERGY_NOW,
 	POWER_SUPPLY_PROP_ENERGY_AVG,
 	POWER_SUPPLY_PROP_CAPACITY, /* in percents! */
+	POWER_SUPPLY_PROP_CAPACITY_LEVEL,
 	POWER_SUPPLY_PROP_TEMP,
 	POWER_SUPPLY_PROP_TEMP_AMBIENT,
 	POWER_SUPPLY_PROP_TIME_TO_EMPTY_NOW,
@@ -126,6 +144,7 @@ struct power_supply {
 			    enum power_supply_property psp,
 			    union power_supply_propval *val);
 	void (*external_power_changed)(struct power_supply *psy);
+	void (*set_charged)(struct power_supply *psy);
 
 	/* For APM emulation, think legacy userspace. */
 	int use_for_apm;
@@ -165,8 +184,10 @@ struct power_supply_info {
 	int use_for_apm;
 };
 
+extern struct power_supply *power_supply_get_by_name(char *name);
 extern void power_supply_changed(struct power_supply *psy);
 extern int power_supply_am_i_supplied(struct power_supply *psy);
+extern int power_supply_set_battery_charged(struct power_supply *psy);
 
 #if defined(CONFIG_POWER_SUPPLY) || defined(CONFIG_POWER_SUPPLY_MODULE)
 extern int power_supply_is_system_supplied(void);
diff --git a/include/linux/prctl.h b/include/linux/prctl.h
index b00df4c79c63..a3baeb2c2161 100644
--- a/include/linux/prctl.h
+++ b/include/linux/prctl.h
@@ -85,7 +85,21 @@
 #define PR_SET_TIMERSLACK 29
 #define PR_GET_TIMERSLACK 30
 
-#define PR_TASK_PERF_COUNTERS_DISABLE		31
-#define PR_TASK_PERF_COUNTERS_ENABLE		32
+#define PR_TASK_PERF_EVENTS_DISABLE		31
+#define PR_TASK_PERF_EVENTS_ENABLE		32
+
+/*
+ * Set early/late kill mode for hwpoison memory corruption.
+ * This influences when the process gets killed on a memory corruption.
+ */
+#define PR_MCE_KILL	33
+# define PR_MCE_KILL_CLEAR   0
+# define PR_MCE_KILL_SET     1
+
+# define PR_MCE_KILL_LATE    0
+# define PR_MCE_KILL_EARLY   1
+# define PR_MCE_KILL_DEFAULT 2
+
+#define PR_MCE_KILL_GET 34
 
 #endif /* _LINUX_PRCTL_H */
diff --git a/include/linux/proc_fs.h b/include/linux/proc_fs.h
index e6e77d31c418..379eaed72d4b 100644
--- a/include/linux/proc_fs.h
+++ b/include/linux/proc_fs.h
@@ -78,10 +78,19 @@ struct proc_dir_entry {
 	struct list_head pde_openers;	/* who did ->open, but not ->release */
 };
 
+enum kcore_type {
+	KCORE_TEXT,
+	KCORE_VMALLOC,
+	KCORE_RAM,
+	KCORE_VMEMMAP,
+	KCORE_OTHER,
+};
+
 struct kcore_list {
-	struct kcore_list *next;
+	struct list_head list;
 	unsigned long addr;
 	size_t size;
+	int type;
 };
 
 struct vmcore {
@@ -233,11 +242,12 @@ static inline void dup_mm_exe_file(struct mm_struct *oldmm,
 #endif /* CONFIG_PROC_FS */
 
 #if !defined(CONFIG_PROC_KCORE)
-static inline void kclist_add(struct kcore_list *new, void *addr, size_t size)
+static inline void
+kclist_add(struct kcore_list *new, void *addr, size_t size, int type)
 {
 }
 #else
-extern void kclist_add(struct kcore_list *, void *, size_t);
+extern void kclist_add(struct kcore_list *, void *, size_t, int type);
 #endif
 
 union proc_op {
diff --git a/include/linux/quotaops.h b/include/linux/quotaops.h
index 26361c4c037a..3ebb23153640 100644
--- a/include/linux/quotaops.h
+++ b/include/linux/quotaops.h
@@ -135,8 +135,8 @@ static inline int sb_any_quota_active(struct super_block *sb)
 /*
  * Operations supported for diskquotas.
  */
-extern struct dquot_operations dquot_operations;
-extern struct quotactl_ops vfs_quotactl_ops;
+extern const struct dquot_operations dquot_operations;
+extern const struct quotactl_ops vfs_quotactl_ops;
 
 #define sb_dquot_ops (&dquot_operations)
 #define sb_quotactl_ops (&vfs_quotactl_ops)
diff --git a/include/linux/ramfs.h b/include/linux/ramfs.h
index 37aaf2b39863..4e768dda87b0 100644
--- a/include/linux/ramfs.h
+++ b/include/linux/ramfs.h
@@ -17,7 +17,7 @@ extern int ramfs_nommu_mmap(struct file *file, struct vm_area_struct *vma);
 #endif
 
 extern const struct file_operations ramfs_file_operations;
-extern struct vm_operations_struct generic_file_vm_ops;
+extern const struct vm_operations_struct generic_file_vm_ops;
 extern int __init init_rootfs(void);
 
 #endif
diff --git a/include/linux/rculist_nulls.h b/include/linux/rculist_nulls.h
index f9ddd03961a8..589a40919f01 100644
--- a/include/linux/rculist_nulls.h
+++ b/include/linux/rculist_nulls.h
@@ -102,7 +102,7 @@ static inline void hlist_nulls_add_head_rcu(struct hlist_nulls_node *n,
  */
 #define hlist_nulls_for_each_entry_rcu(tpos, pos, head, member) \
 	for (pos = rcu_dereference((head)->first);			 \
-		(!is_a_nulls(pos)) && 			\
+		(!is_a_nulls(pos)) &&			\
 		({ tpos = hlist_nulls_entry(pos, typeof(*tpos), member); 1; }); \
 		pos = rcu_dereference(pos->next))
 
diff --git a/include/linux/rcupdate.h b/include/linux/rcupdate.h
index 95e0615f4d75..3ebd0b7bcb08 100644
--- a/include/linux/rcupdate.h
+++ b/include/linux/rcupdate.h
@@ -1,5 +1,5 @@
 /*
- * Read-Copy Update mechanism for mutual exclusion 
+ * Read-Copy Update mechanism for mutual exclusion
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License as published by
@@ -18,7 +18,7 @@
  * Copyright IBM Corporation, 2001
  *
  * Author: Dipankar Sarma <dipankar@in.ibm.com>
- * 
+ *
  * Based on the original work by Paul McKenney <paulmck@us.ibm.com>
  * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen.
  * Papers:
@@ -26,7 +26,7 @@
  * http://lse.sourceforge.net/locking/rclock_OLS.2001.05.01c.sc.pdf (OLS2001)
  *
  * For detailed explanation of Read-Copy Update mechanism see -
- * 		http://lse.sourceforge.net/locking/rcupdate.html
+ *		http://lse.sourceforge.net/locking/rcupdate.html
  *
  */
 
@@ -52,8 +52,13 @@ struct rcu_head {
 };
 
 /* Exported common interfaces */
+#ifdef CONFIG_TREE_PREEMPT_RCU
 extern void synchronize_rcu(void);
+#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
+#define synchronize_rcu synchronize_sched
+#endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
 extern void synchronize_rcu_bh(void);
+extern void synchronize_sched(void);
 extern void rcu_barrier(void);
 extern void rcu_barrier_bh(void);
 extern void rcu_barrier_sched(void);
@@ -72,7 +77,7 @@ extern int rcu_scheduler_active;
 #error "Unknown RCU implementation specified to kernel configuration"
 #endif
 
-#define RCU_HEAD_INIT 	{ .next = NULL, .func = NULL }
+#define RCU_HEAD_INIT	{ .next = NULL, .func = NULL }
 #define RCU_HEAD(head) struct rcu_head head = RCU_HEAD_INIT
 #define INIT_RCU_HEAD(ptr) do { \
        (ptr)->next = NULL; (ptr)->func = NULL; \
@@ -124,12 +129,6 @@ static inline void rcu_read_lock(void)
 	rcu_read_acquire();
 }
 
-/**
- * rcu_read_unlock - marks the end of an RCU read-side critical section.
- *
- * See rcu_read_lock() for more information.
- */
-
 /*
  * So where is rcu_write_lock()?  It does not exist, as there is no
  * way for writers to lock out RCU readers.  This is a feature, not
@@ -139,6 +138,12 @@ static inline void rcu_read_lock(void)
  * used as well.  RCU does not care how the writers keep out of each
  * others' way, as long as they do so.
  */
+
+/**
+ * rcu_read_unlock - marks the end of an RCU read-side critical section.
+ *
+ * See rcu_read_lock() for more information.
+ */
 static inline void rcu_read_unlock(void)
 {
 	rcu_read_release();
@@ -191,6 +196,8 @@ static inline void rcu_read_lock_sched(void)
 	__acquire(RCU_SCHED);
 	rcu_read_acquire();
 }
+
+/* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */
 static inline notrace void rcu_read_lock_sched_notrace(void)
 {
 	preempt_disable_notrace();
@@ -208,6 +215,8 @@ static inline void rcu_read_unlock_sched(void)
 	__release(RCU_SCHED);
 	preempt_enable();
 }
+
+/* Used by lockdep and tracing: cannot be traced, cannot call lockdep. */
 static inline notrace void rcu_read_unlock_sched_notrace(void)
 {
 	__release(RCU_SCHED);
@@ -262,24 +271,6 @@ struct rcu_synchronize {
 extern void wakeme_after_rcu(struct rcu_head  *head);
 
 /**
- * synchronize_sched - block until all CPUs have exited any non-preemptive
- * kernel code sequences.
- *
- * This means that all preempt_disable code sequences, including NMI and
- * hardware-interrupt handlers, in progress on entry will have completed
- * before this primitive returns.  However, this does not guarantee that
- * softirq handlers will have completed, since in some kernels, these
- * handlers can run in process context, and can block.
- *
- * This primitive provides the guarantees made by the (now removed)
- * synchronize_kernel() API.  In contrast, synchronize_rcu() only
- * guarantees that rcu_read_lock() sections will have completed.
- * In "classic RCU", these two guarantees happen to be one and
- * the same, but can differ in realtime RCU implementations.
- */
-#define synchronize_sched() __synchronize_sched()
-
-/**
  * call_rcu - Queue an RCU callback for invocation after a grace period.
  * @head: structure to be used for queueing the RCU updates.
  * @func: actual update function to be invoked after the grace period
diff --git a/include/linux/rcutree.h b/include/linux/rcutree.h
index a89307717825..9642c6bcb399 100644
--- a/include/linux/rcutree.h
+++ b/include/linux/rcutree.h
@@ -24,16 +24,20 @@
  * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen.
  *
  * For detailed explanation of Read-Copy Update mechanism see -
- * 	Documentation/RCU
+ *	Documentation/RCU
  */
 
 #ifndef __LINUX_RCUTREE_H
 #define __LINUX_RCUTREE_H
 
+struct notifier_block;
+
 extern void rcu_sched_qs(int cpu);
 extern void rcu_bh_qs(int cpu);
-
+extern int rcu_cpu_notify(struct notifier_block *self,
+			  unsigned long action, void *hcpu);
 extern int rcu_needs_cpu(int cpu);
+extern int rcu_expedited_torture_stats(char *page);
 
 #ifdef CONFIG_TREE_PREEMPT_RCU
 
@@ -53,6 +57,8 @@ static inline void __rcu_read_unlock(void)
 	preempt_enable();
 }
 
+#define __synchronize_sched() synchronize_rcu()
+
 static inline void exit_rcu(void)
 {
 }
@@ -68,15 +74,9 @@ static inline void __rcu_read_unlock_bh(void)
 	local_bh_enable();
 }
 
-#define __synchronize_sched() synchronize_rcu()
-
 extern void call_rcu_sched(struct rcu_head *head,
 			   void (*func)(struct rcu_head *rcu));
-
-static inline void synchronize_rcu_expedited(void)
-{
-	synchronize_sched_expedited();
-}
+extern void synchronize_rcu_expedited(void);
 
 static inline void synchronize_rcu_bh_expedited(void)
 {
@@ -85,16 +85,11 @@ static inline void synchronize_rcu_bh_expedited(void)
 
 extern void __rcu_init(void);
 extern void rcu_check_callbacks(int cpu, int user);
-extern void rcu_restart_cpu(int cpu);
 
 extern long rcu_batches_completed(void);
 extern long rcu_batches_completed_bh(void);
 extern long rcu_batches_completed_sched(void);
 
-static inline void rcu_init_sched(void)
-{
-}
-
 #ifdef CONFIG_NO_HZ
 void rcu_enter_nohz(void);
 void rcu_exit_nohz(void);
@@ -107,7 +102,7 @@ static inline void rcu_exit_nohz(void)
 }
 #endif /* CONFIG_NO_HZ */
 
-/* A context switch is a grace period for rcutree. */
+/* A context switch is a grace period for RCU-sched and RCU-bh. */
 static inline int rcu_blocking_is_gp(void)
 {
 	return num_online_cpus() == 1;
diff --git a/include/linux/regulator/consumer.h b/include/linux/regulator/consumer.h
index 277f4b964df5..490c5b37b6d7 100644
--- a/include/linux/regulator/consumer.h
+++ b/include/linux/regulator/consumer.h
@@ -125,6 +125,8 @@ struct regulator_bulk_data {
 /* regulator get and put */
 struct regulator *__must_check regulator_get(struct device *dev,
 					     const char *id);
+struct regulator *__must_check regulator_get_exclusive(struct device *dev,
+						       const char *id);
 void regulator_put(struct regulator *regulator);
 
 /* regulator output control and status */
@@ -144,6 +146,8 @@ void regulator_bulk_free(int num_consumers,
 
 int regulator_count_voltages(struct regulator *regulator);
 int regulator_list_voltage(struct regulator *regulator, unsigned selector);
+int regulator_is_supported_voltage(struct regulator *regulator,
+				   int min_uV, int max_uV);
 int regulator_set_voltage(struct regulator *regulator, int min_uV, int max_uV);
 int regulator_get_voltage(struct regulator *regulator);
 int regulator_set_current_limit(struct regulator *regulator,
diff --git a/include/linux/regulator/driver.h b/include/linux/regulator/driver.h
index ce1be708ca16..31f2055eae28 100644
--- a/include/linux/regulator/driver.h
+++ b/include/linux/regulator/driver.h
@@ -37,7 +37,8 @@ enum regulator_status {
  *
  * @enable: Configure the regulator as enabled.
  * @disable: Configure the regulator as disabled.
- * @is_enabled: Return 1 if the regulator is enabled, 0 otherwise.
+ * @is_enabled: Return 1 if the regulator is enabled, 0 if not.
+ *		May also return negative errno.
  *
  * @set_voltage: Set the voltage for the regulator within the range specified.
  *               The driver should select the voltage closest to min_uV.
@@ -162,6 +163,8 @@ struct regulator_desc {
 struct regulator_dev {
 	struct regulator_desc *desc;
 	int use_count;
+	int open_count;
+	int exclusive;
 
 	/* lists we belong to */
 	struct list_head list; /* list of all regulators */
diff --git a/include/linux/regulator/fixed.h b/include/linux/regulator/fixed.h
index 91b4da31f1b5..e94a4a1c7c8a 100644
--- a/include/linux/regulator/fixed.h
+++ b/include/linux/regulator/fixed.h
@@ -5,6 +5,9 @@
  *
  * Author: Mark Brown <broonie@opensource.wolfsonmicro.com>
  *
+ * Copyright (c) 2009 Nokia Corporation
+ * Roger Quadros <ext-roger.quadros@nokia.com>
+ *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
  * published by the Free Software Foundation; either version 2 of the
@@ -16,9 +19,30 @@
 
 struct regulator_init_data;
 
+/**
+ * struct fixed_voltage_config - fixed_voltage_config structure
+ * @supply_name:	Name of the regulator supply
+ * @microvolts:		Output voltage of regulator
+ * @gpio:		GPIO to use for enable control
+ * 			set to -EINVAL if not used
+ * @enable_high:	Polarity of enable GPIO
+ *			1 = Active high, 0 = Active low
+ * @enabled_at_boot:	Whether regulator has been enabled at
+ * 			boot or not. 1 = Yes, 0 = No
+ * 			This is used to keep the regulator at
+ * 			the default state
+ * @init_data:		regulator_init_data
+ *
+ * This structure contains fixed voltage regulator configuration
+ * information that must be passed by platform code to the fixed
+ * voltage regulator driver.
+ */
 struct fixed_voltage_config {
 	const char *supply_name;
 	int microvolts;
+	int gpio;
+	unsigned enable_high:1;
+	unsigned enabled_at_boot:1;
 	struct regulator_init_data *init_data;
 };
 
diff --git a/include/linux/regulator/machine.h b/include/linux/regulator/machine.h
index bac64fa390f2..87f5f176d4ef 100644
--- a/include/linux/regulator/machine.h
+++ b/include/linux/regulator/machine.h
@@ -41,7 +41,7 @@ struct regulator;
 #define REGULATOR_CHANGE_DRMS		0x10
 
 /**
- * struct regulator_state - regulator state during low power syatem states
+ * struct regulator_state - regulator state during low power system states
  *
  * This describes a regulators state during a system wide low power state.
  *
@@ -117,25 +117,37 @@ struct regulation_constraints {
 	/* mode to set on startup */
 	unsigned int initial_mode;
 
-	/* constriant flags */
+	/* constraint flags */
 	unsigned always_on:1;	/* regulator never off when system is on */
 	unsigned boot_on:1;	/* bootloader/firmware enabled regulator */
-	unsigned apply_uV:1;	/* apply uV constraint iff min == max */
+	unsigned apply_uV:1;	/* apply uV constraint if min == max */
 };
 
 /**
  * struct regulator_consumer_supply - supply -> device mapping
  *
- * This maps a supply name to a device.
+ * This maps a supply name to a device.  Only one of dev or dev_name
+ * can be specified.  Use of dev_name allows support for buses which
+ * make struct device available late such as I2C and is the preferred
+ * form.
  *
  * @dev: Device structure for the consumer.
+ * @dev_name: Result of dev_name() for the consumer.
  * @supply: Name for the supply.
  */
 struct regulator_consumer_supply {
 	struct device *dev;	/* consumer */
+	const char *dev_name;   /* dev_name() for consumer */
 	const char *supply;	/* consumer supply - e.g. "vcc" */
 };
 
+/* Initialize struct regulator_consumer_supply */
+#define REGULATOR_SUPPLY(_name, _dev_name)			\
+{								\
+	.supply		= _name,				\
+	.dev_name	= _dev_name,				\
+}
+
 /**
  * struct regulator_init_data - regulator platform initialisation data.
  *
@@ -166,6 +178,12 @@ struct regulator_init_data {
 
 int regulator_suspend_prepare(suspend_state_t state);
 
+#ifdef CONFIG_REGULATOR
 void regulator_has_full_constraints(void);
+#else
+static inline void regulator_has_full_constraints(void)
+{
+}
+#endif
 
 #endif
diff --git a/include/linux/regulator/max1586.h b/include/linux/regulator/max1586.h
index 44563192bf16..de9a7fae20be 100644
--- a/include/linux/regulator/max1586.h
+++ b/include/linux/regulator/max1586.h
@@ -36,7 +36,7 @@
  * max1586_subdev_data - regulator data
  * @id: regulator Id (either MAX1586_V3 or MAX1586_V6)
  * @name: regulator cute name (example for V3: "vcc_core")
- * @platform_data: regulator init data (contraints, supplies, ...)
+ * @platform_data: regulator init data (constraints, supplies, ...)
  */
 struct max1586_subdev_data {
 	int				id;
@@ -46,7 +46,7 @@ struct max1586_subdev_data {
 
 /**
  * max1586_platform_data - platform data for max1586
- * @num_subdevs: number of regultors used (may be 1 or 2)
+ * @num_subdevs: number of regulators used (may be 1 or 2)
  * @subdevs: regulator used
  *           At most, there will be a regulator for V3 and one for V6 voltages.
  * @v3_gain: gain on the V3 voltage output multiplied by 1e6.
diff --git a/include/linux/relay.h b/include/linux/relay.h
index 953fc055e875..14a86bc7102b 100644
--- a/include/linux/relay.h
+++ b/include/linux/relay.h
@@ -140,7 +140,7 @@ struct rchan_callbacks
 	 * cause relay_open() to create a single global buffer rather
 	 * than the default set of per-cpu buffers.
 	 *
-	 * See Documentation/filesystems/relayfs.txt for more info.
+	 * See Documentation/filesystems/relay.txt for more info.
 	 */
 	struct dentry *(*create_buf_file)(const char *filename,
 					  struct dentry *parent,
diff --git a/include/linux/res_counter.h b/include/linux/res_counter.h
index 511f42fc6816..fcb9884df618 100644
--- a/include/linux/res_counter.h
+++ b/include/linux/res_counter.h
@@ -35,6 +35,10 @@ struct res_counter {
 	 */
 	unsigned long long limit;
 	/*
+	 * the limit that usage can be exceed
+	 */
+	unsigned long long soft_limit;
+	/*
 	 * the number of unsuccessful attempts to consume the resource
 	 */
 	unsigned long long failcnt;
@@ -87,6 +91,7 @@ enum {
 	RES_MAX_USAGE,
 	RES_LIMIT,
 	RES_FAILCNT,
+	RES_SOFT_LIMIT,
 };
 
 /*
@@ -132,6 +137,36 @@ static inline bool res_counter_limit_check_locked(struct res_counter *cnt)
 	return false;
 }
 
+static inline bool res_counter_soft_limit_check_locked(struct res_counter *cnt)
+{
+	if (cnt->usage < cnt->soft_limit)
+		return true;
+
+	return false;
+}
+
+/**
+ * Get the difference between the usage and the soft limit
+ * @cnt: The counter
+ *
+ * Returns 0 if usage is less than or equal to soft limit
+ * The difference between usage and soft limit, otherwise.
+ */
+static inline unsigned long long
+res_counter_soft_limit_excess(struct res_counter *cnt)
+{
+	unsigned long long excess;
+	unsigned long flags;
+
+	spin_lock_irqsave(&cnt->lock, flags);
+	if (cnt->usage <= cnt->soft_limit)
+		excess = 0;
+	else
+		excess = cnt->usage - cnt->soft_limit;
+	spin_unlock_irqrestore(&cnt->lock, flags);
+	return excess;
+}
+
 /*
  * Helper function to detect if the cgroup is within it's limit or
  * not. It's currently called from cgroup_rss_prepare()
@@ -147,6 +182,17 @@ static inline bool res_counter_check_under_limit(struct res_counter *cnt)
 	return ret;
 }
 
+static inline bool res_counter_check_under_soft_limit(struct res_counter *cnt)
+{
+	bool ret;
+	unsigned long flags;
+
+	spin_lock_irqsave(&cnt->lock, flags);
+	ret = res_counter_soft_limit_check_locked(cnt);
+	spin_unlock_irqrestore(&cnt->lock, flags);
+	return ret;
+}
+
 static inline void res_counter_reset_max(struct res_counter *cnt)
 {
 	unsigned long flags;
@@ -180,4 +226,16 @@ static inline int res_counter_set_limit(struct res_counter *cnt,
 	return ret;
 }
 
+static inline int
+res_counter_set_soft_limit(struct res_counter *cnt,
+				unsigned long long soft_limit)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&cnt->lock, flags);
+	cnt->soft_limit = soft_limit;
+	spin_unlock_irqrestore(&cnt->lock, flags);
+	return 0;
+}
+
 #endif
diff --git a/include/linux/rmap.h b/include/linux/rmap.h
index bf116d0dbf23..cb0ba7032609 100644
--- a/include/linux/rmap.h
+++ b/include/linux/rmap.h
@@ -71,21 +71,29 @@ void page_add_new_anon_rmap(struct page *, struct vm_area_struct *, unsigned lon
 void page_add_file_rmap(struct page *);
 void page_remove_rmap(struct page *);
 
-#ifdef CONFIG_DEBUG_VM
-void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address);
-#else
-static inline void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address)
+static inline void page_dup_rmap(struct page *page)
 {
 	atomic_inc(&page->_mapcount);
 }
-#endif
 
 /*
  * Called from mm/vmscan.c to handle paging out
  */
 int page_referenced(struct page *, int is_locked,
 			struct mem_cgroup *cnt, unsigned long *vm_flags);
-int try_to_unmap(struct page *, int ignore_refs);
+enum ttu_flags {
+	TTU_UNMAP = 0,			/* unmap mode */
+	TTU_MIGRATION = 1,		/* migration mode */
+	TTU_MUNLOCK = 2,		/* munlock mode */
+	TTU_ACTION_MASK = 0xff,
+
+	TTU_IGNORE_MLOCK = (1 << 8),	/* ignore mlock */
+	TTU_IGNORE_ACCESS = (1 << 9),	/* don't age */
+	TTU_IGNORE_HWPOISON = (1 << 10),/* corrupted page is recoverable */
+};
+#define TTU_ACTION(x) ((x) & TTU_ACTION_MASK)
+
+int try_to_unmap(struct page *, enum ttu_flags flags);
 
 /*
  * Called from mm/filemap_xip.c to unmap empty zero page
@@ -112,6 +120,13 @@ int page_mkclean(struct page *);
  */
 int try_to_munlock(struct page *);
 
+/*
+ * Called by memory-failure.c to kill processes.
+ */
+struct anon_vma *page_lock_anon_vma(struct page *page);
+void page_unlock_anon_vma(struct anon_vma *anon_vma);
+int page_mapped_in_vma(struct page *page, struct vm_area_struct *vma);
+
 #else	/* !CONFIG_MMU */
 
 #define anon_vma_init()		do {} while (0)
diff --git a/include/linux/sched.h b/include/linux/sched.h
index 8af3d249170e..75e6e60bf583 100644
--- a/include/linux/sched.h
+++ b/include/linux/sched.h
@@ -100,7 +100,7 @@ struct robust_list_head;
 struct bio;
 struct fs_struct;
 struct bts_context;
-struct perf_counter_context;
+struct perf_event_context;
 
 /*
  * List of flags we want to share for kernel threads,
@@ -140,6 +140,10 @@ extern int nr_processes(void);
 extern unsigned long nr_running(void);
 extern unsigned long nr_uninterruptible(void);
 extern unsigned long nr_iowait(void);
+extern unsigned long nr_iowait_cpu(void);
+extern unsigned long this_cpu_load(void);
+
+
 extern void calc_global_load(void);
 extern u64 cpu_nr_migrations(int cpu);
 
@@ -257,7 +261,7 @@ extern asmlinkage void schedule_tail(struct task_struct *prev);
 extern void init_idle(struct task_struct *idle, int cpu);
 extern void init_idle_bootup_task(struct task_struct *idle);
 
-extern int runqueue_is_locked(void);
+extern int runqueue_is_locked(int cpu);
 extern void task_rq_unlock_wait(struct task_struct *p);
 
 extern cpumask_var_t nohz_cpu_mask;
@@ -305,7 +309,7 @@ extern void softlockup_tick(void);
 extern void touch_softlockup_watchdog(void);
 extern void touch_all_softlockup_watchdogs(void);
 extern int proc_dosoftlockup_thresh(struct ctl_table *table, int write,
-				    struct file *filp, void __user *buffer,
+				    void __user *buffer,
 				    size_t *lenp, loff_t *ppos);
 extern unsigned int  softlockup_panic;
 extern int softlockup_thresh;
@@ -327,7 +331,7 @@ extern unsigned long sysctl_hung_task_check_count;
 extern unsigned long sysctl_hung_task_timeout_secs;
 extern unsigned long sysctl_hung_task_warnings;
 extern int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
-					 struct file *filp, void __user *buffer,
+					 void __user *buffer,
 					 size_t *lenp, loff_t *ppos);
 #endif
 
@@ -422,6 +426,15 @@ static inline unsigned long get_mm_hiwater_rss(struct mm_struct *mm)
 	return max(mm->hiwater_rss, get_mm_rss(mm));
 }
 
+static inline void setmax_mm_hiwater_rss(unsigned long *maxrss,
+					 struct mm_struct *mm)
+{
+	unsigned long hiwater_rss = get_mm_hiwater_rss(mm);
+
+	if (*maxrss < hiwater_rss)
+		*maxrss = hiwater_rss;
+}
+
 static inline unsigned long get_mm_hiwater_vm(struct mm_struct *mm)
 {
 	return max(mm->hiwater_vm, mm->total_vm);
@@ -434,7 +447,9 @@ extern int get_dumpable(struct mm_struct *mm);
 /* dumpable bits */
 #define MMF_DUMPABLE      0  /* core dump is permitted */
 #define MMF_DUMP_SECURELY 1  /* core file is readable only by root */
+
 #define MMF_DUMPABLE_BITS 2
+#define MMF_DUMPABLE_MASK ((1 << MMF_DUMPABLE_BITS) - 1)
 
 /* coredump filter bits */
 #define MMF_DUMP_ANON_PRIVATE	2
@@ -444,6 +459,7 @@ extern int get_dumpable(struct mm_struct *mm);
 #define MMF_DUMP_ELF_HEADERS	6
 #define MMF_DUMP_HUGETLB_PRIVATE 7
 #define MMF_DUMP_HUGETLB_SHARED  8
+
 #define MMF_DUMP_FILTER_SHIFT	MMF_DUMPABLE_BITS
 #define MMF_DUMP_FILTER_BITS	7
 #define MMF_DUMP_FILTER_MASK \
@@ -457,6 +473,10 @@ extern int get_dumpable(struct mm_struct *mm);
 #else
 # define MMF_DUMP_MASK_DEFAULT_ELF	0
 #endif
+					/* leave room for more dump flags */
+#define MMF_VM_MERGEABLE	16	/* KSM may merge identical pages */
+
+#define MMF_INIT_MASK		(MMF_DUMPABLE_MASK | MMF_DUMP_FILTER_MASK)
 
 struct sighand_struct {
 	atomic_t		count;
@@ -473,6 +493,13 @@ struct pacct_struct {
 	unsigned long		ac_minflt, ac_majflt;
 };
 
+struct cpu_itimer {
+	cputime_t expires;
+	cputime_t incr;
+	u32 error;
+	u32 incr_error;
+};
+
 /**
  * struct task_cputime - collected CPU time counts
  * @utime:		time spent in user mode, in &cputime_t units
@@ -567,9 +594,12 @@ struct signal_struct {
 	struct pid *leader_pid;
 	ktime_t it_real_incr;
 
-	/* ITIMER_PROF and ITIMER_VIRTUAL timers for the process */
-	cputime_t it_prof_expires, it_virt_expires;
-	cputime_t it_prof_incr, it_virt_incr;
+	/*
+	 * ITIMER_PROF and ITIMER_VIRTUAL timers for the process, we use
+	 * CPUCLOCK_PROF and CPUCLOCK_VIRT for indexing array as these
+	 * values are defined to 0 and 1 respectively
+	 */
+	struct cpu_itimer it[2];
 
 	/*
 	 * Thread group totals for process CPU timers.
@@ -601,6 +631,7 @@ struct signal_struct {
 	unsigned long nvcsw, nivcsw, cnvcsw, cnivcsw;
 	unsigned long min_flt, maj_flt, cmin_flt, cmaj_flt;
 	unsigned long inblock, oublock, cinblock, coublock;
+	unsigned long maxrss, cmaxrss;
 	struct task_io_accounting ioac;
 
 	/*
@@ -632,6 +663,8 @@ struct signal_struct {
 	unsigned audit_tty;
 	struct tty_audit_buf *tty_audit_buf;
 #endif
+
+	int oom_adj;	/* OOM kill score adjustment (bit shift) */
 };
 
 /* Context switch must be unlocked if interrupts are to be enabled */
@@ -701,7 +734,7 @@ struct user_struct {
 #endif
 #endif
 
-#ifdef CONFIG_PERF_COUNTERS
+#ifdef CONFIG_PERF_EVENTS
 	atomic_long_t locked_vm;
 #endif
 };
@@ -1075,6 +1108,8 @@ struct sched_class {
 	void (*prio_changed) (struct rq *this_rq, struct task_struct *task,
 			     int oldprio, int running);
 
+	unsigned int (*get_rr_interval) (struct task_struct *task);
+
 #ifdef CONFIG_FAIR_GROUP_SCHED
 	void (*moved_group) (struct task_struct *p);
 #endif
@@ -1212,7 +1247,6 @@ struct task_struct {
 	 * a short time
 	 */
 	unsigned char fpu_counter;
-	s8 oomkilladj; /* OOM kill score adjustment (bit shift). */
 #ifdef CONFIG_BLK_DEV_IO_TRACE
 	unsigned int btrace_seq;
 #endif
@@ -1237,7 +1271,6 @@ struct task_struct {
 	struct mm_struct *mm, *active_mm;
 
 /* task state */
-	struct linux_binfmt *binfmt;
 	int exit_state;
 	int exit_code, exit_signal;
 	int pdeath_signal;  /*  The signal sent when the parent dies  */
@@ -1449,10 +1482,10 @@ struct task_struct {
 	struct list_head pi_state_list;
 	struct futex_pi_state *pi_state_cache;
 #endif
-#ifdef CONFIG_PERF_COUNTERS
-	struct perf_counter_context *perf_counter_ctxp;
-	struct mutex perf_counter_mutex;
-	struct list_head perf_counter_list;
+#ifdef CONFIG_PERF_EVENTS
+	struct perf_event_context *perf_event_ctxp;
+	struct mutex perf_event_mutex;
+	struct list_head perf_event_list;
 #endif
 #ifdef CONFIG_NUMA
 	struct mempolicy *mempolicy;	/* Protected by alloc_lock */
@@ -1505,6 +1538,7 @@ struct task_struct {
 	/* bitmask of trace recursion */
 	unsigned long trace_recursion;
 #endif /* CONFIG_TRACING */
+	unsigned long stack_start;
 };
 
 /* Future-safe accessor for struct task_struct's cpus_allowed. */
@@ -1700,6 +1734,7 @@ extern cputime_t task_gtime(struct task_struct *p);
 #define PF_EXITPIDONE	0x00000008	/* pi exit done on shut down */
 #define PF_VCPU		0x00000010	/* I'm a virtual CPU */
 #define PF_FORKNOEXEC	0x00000040	/* forked but didn't exec */
+#define PF_MCE_PROCESS  0x00000080      /* process policy on mce errors */
 #define PF_SUPERPRIV	0x00000100	/* used super-user privileges */
 #define PF_DUMPCORE	0x00000200	/* dumped core */
 #define PF_SIGNALED	0x00000400	/* killed by a signal */
@@ -1711,7 +1746,7 @@ extern cputime_t task_gtime(struct task_struct *p);
 #define PF_FROZEN	0x00010000	/* frozen for system suspend */
 #define PF_FSTRANS	0x00020000	/* inside a filesystem transaction */
 #define PF_KSWAPD	0x00040000	/* I am kswapd */
-#define PF_SWAPOFF	0x00080000	/* I am in swapoff */
+#define PF_OOM_ORIGIN	0x00080000	/* Allocating much memory to others */
 #define PF_LESS_THROTTLE 0x00100000	/* Throttle me less: I clean memory */
 #define PF_KTHREAD	0x00200000	/* I am a kernel thread */
 #define PF_RANDOMIZE	0x00400000	/* randomize virtual address space */
@@ -1719,6 +1754,7 @@ extern cputime_t task_gtime(struct task_struct *p);
 #define PF_SPREAD_PAGE	0x01000000	/* Spread page cache over cpuset */
 #define PF_SPREAD_SLAB	0x02000000	/* Spread some slab caches over cpuset */
 #define PF_THREAD_BOUND	0x04000000	/* Thread bound to specific cpu */
+#define PF_MCE_EARLY    0x08000000      /* Early kill for mce process policy */
 #define PF_MEMPOLICY	0x10000000	/* Non-default NUMA mempolicy */
 #define PF_MUTEX_TESTER	0x20000000	/* Thread belongs to the rt mutex tester */
 #define PF_FREEZER_SKIP	0x40000000	/* Freezer should not count it as freezeable */
@@ -1753,7 +1789,6 @@ extern cputime_t task_gtime(struct task_struct *p);
 
 #define RCU_READ_UNLOCK_BLOCKED (1 << 0) /* blocked while in RCU read-side. */
 #define RCU_READ_UNLOCK_NEED_QS (1 << 1) /* RCU core needs CPU response. */
-#define RCU_READ_UNLOCK_GOT_QS  (1 << 2) /* CPU has responded to RCU core. */
 
 static inline void rcu_copy_process(struct task_struct *p)
 {
@@ -1783,10 +1818,13 @@ static inline int set_cpus_allowed_ptr(struct task_struct *p,
 	return 0;
 }
 #endif
+
+#ifndef CONFIG_CPUMASK_OFFSTACK
 static inline int set_cpus_allowed(struct task_struct *p, cpumask_t new_mask)
 {
 	return set_cpus_allowed_ptr(p, &new_mask);
 }
+#endif
 
 /*
  * Architectures can set this to 1 if they have specified
@@ -1869,7 +1907,7 @@ extern unsigned int sysctl_sched_time_avg;
 extern unsigned int sysctl_timer_migration;
 
 int sched_nr_latency_handler(struct ctl_table *table, int write,
-		struct file *file, void __user *buffer, size_t *length,
+		void __user *buffer, size_t *length,
 		loff_t *ppos);
 #endif
 #ifdef CONFIG_SCHED_DEBUG
@@ -1887,7 +1925,7 @@ extern unsigned int sysctl_sched_rt_period;
 extern int sysctl_sched_rt_runtime;
 
 int sched_rt_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos);
 
 extern unsigned int sysctl_sched_compat_yield;
@@ -2022,6 +2060,7 @@ extern int kill_pgrp(struct pid *pid, int sig, int priv);
 extern int kill_pid(struct pid *pid, int sig, int priv);
 extern int kill_proc_info(int, struct siginfo *, pid_t);
 extern int do_notify_parent(struct task_struct *, int);
+extern void __wake_up_parent(struct task_struct *p, struct task_struct *parent);
 extern void force_sig(int, struct task_struct *);
 extern void force_sig_specific(int, struct task_struct *);
 extern int send_sig(int, struct task_struct *, int);
@@ -2299,7 +2338,10 @@ static inline int signal_pending(struct task_struct *p)
 	return unlikely(test_tsk_thread_flag(p,TIF_SIGPENDING));
 }
 
-extern int __fatal_signal_pending(struct task_struct *p);
+static inline int __fatal_signal_pending(struct task_struct *p)
+{
+	return unlikely(sigismember(&p->pending.signal, SIGKILL));
+}
 
 static inline int fatal_signal_pending(struct task_struct *p)
 {
diff --git a/include/linux/security.h b/include/linux/security.h
index d050b66ab9ef..239e40d0450b 100644
--- a/include/linux/security.h
+++ b/include/linux/security.h
@@ -133,7 +133,7 @@ static inline unsigned long round_hint_to_min(unsigned long hint)
 		return PAGE_ALIGN(mmap_min_addr);
 	return hint;
 }
-extern int mmap_min_addr_handler(struct ctl_table *table, int write, struct file *filp,
+extern int mmap_min_addr_handler(struct ctl_table *table, int write,
 				 void __user *buffer, size_t *lenp, loff_t *ppos);
 
 #ifdef CONFIG_SECURITY
diff --git a/include/linux/seq_file.h b/include/linux/seq_file.h
index 0c6a86b79596..8366d8f12e53 100644
--- a/include/linux/seq_file.h
+++ b/include/linux/seq_file.h
@@ -35,6 +35,44 @@ struct seq_operations {
 
 #define SEQ_SKIP 1
 
+/**
+ * seq_get_buf - get buffer to write arbitrary data to
+ * @m: the seq_file handle
+ * @bufp: the beginning of the buffer is stored here
+ *
+ * Return the number of bytes available in the buffer, or zero if
+ * there's no space.
+ */
+static inline size_t seq_get_buf(struct seq_file *m, char **bufp)
+{
+	BUG_ON(m->count > m->size);
+	if (m->count < m->size)
+		*bufp = m->buf + m->count;
+	else
+		*bufp = NULL;
+
+	return m->size - m->count;
+}
+
+/**
+ * seq_commit - commit data to the buffer
+ * @m: the seq_file handle
+ * @num: the number of bytes to commit
+ *
+ * Commit @num bytes of data written to a buffer previously acquired
+ * by seq_buf_get.  To signal an error condition, or that the data
+ * didn't fit in the available space, pass a negative @num value.
+ */
+static inline void seq_commit(struct seq_file *m, int num)
+{
+	if (num < 0) {
+		m->count = m->size;
+	} else {
+		BUG_ON(m->count + num > m->size);
+		m->count += num;
+	}
+}
+
 char *mangle_path(char *s, char *p, char *esc);
 int seq_open(struct file *, const struct seq_operations *);
 ssize_t seq_read(struct file *, char __user *, size_t, loff_t *);
diff --git a/include/linux/serial.h b/include/linux/serial.h
index e5bb75a63802..c8613c3ff9d3 100644
--- a/include/linux/serial.h
+++ b/include/linux/serial.h
@@ -122,6 +122,7 @@ struct serial_uart_config {
 
 /* Internal flags used only by kernel */
 #define ASYNCB_INITIALIZED	31 /* Serial port was initialized */
+#define ASYNCB_SUSPENDED	30 /* Serial port is suspended */
 #define ASYNCB_NORMAL_ACTIVE	29 /* Normal device is active */
 #define ASYNCB_BOOT_AUTOCONF	28 /* Autoconfigure port on bootup */
 #define ASYNCB_CLOSING		27 /* Serial port is closing */
@@ -133,6 +134,7 @@ struct serial_uart_config {
 #define ASYNCB_FIRST_KERNEL	22
 
 #define ASYNC_HUP_NOTIFY	(1U << ASYNCB_HUP_NOTIFY)
+#define ASYNC_SUSPENDED		(1U << ASYNCB_SUSPENDED)
 #define ASYNC_FOURPORT		(1U << ASYNCB_FOURPORT)
 #define ASYNC_SAK		(1U << ASYNCB_SAK)
 #define ASYNC_SPLIT_TERMIOS	(1U << ASYNCB_SPLIT_TERMIOS)
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index d4d2a78ad43e..fb46aba11fb5 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -22,6 +22,7 @@ struct plat_serial8250_port {
 	void __iomem	*membase;	/* ioremap cookie or NULL */
 	resource_size_t	mapbase;	/* resource base */
 	unsigned int	irq;		/* interrupt number */
+	unsigned long	irqflags;	/* request_irq flags */
 	unsigned int	uartclk;	/* UART clock rate */
 	void            *private_data;
 	unsigned char	regshift;	/* register shift */
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 23d2fb051f97..db532ce288be 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -20,6 +20,8 @@
 #ifndef LINUX_SERIAL_CORE_H
 #define LINUX_SERIAL_CORE_H
 
+#include <linux/serial.h>
+
 /*
  * The type definitions.  These are from Ted Ts'o's serial.h
  */
@@ -174,6 +176,9 @@
 /* Qualcomm MSM SoCs */
 #define PORT_MSM	88
 
+/* BCM63xx family SoCs */
+#define PORT_BCM63XX	89
+
 #ifdef __KERNEL__
 
 #include <linux/compiler.h>
@@ -186,7 +191,6 @@
 #include <linux/sysrq.h>
 
 struct uart_port;
-struct uart_info;
 struct serial_struct;
 struct device;
 
@@ -265,6 +269,7 @@ struct uart_port {
 	unsigned int		(*serial_in)(struct uart_port *, int);
 	void			(*serial_out)(struct uart_port *, int, int);
 	unsigned int		irq;			/* irq number */
+	unsigned long		irqflags;		/* irq flags  */
 	unsigned int		uartclk;		/* base uart clock */
 	unsigned int		fifosize;		/* tx fifo size */
 	unsigned char		x_char;			/* xon/xoff char */
@@ -283,7 +288,7 @@ struct uart_port {
 
 	unsigned int		read_status_mask;	/* driver specific */
 	unsigned int		ignore_status_mask;	/* driver specific */
-	struct uart_info	*info;			/* pointer to parent info */
+	struct uart_state	*state;			/* pointer to parent state */
 	struct uart_icount	icount;			/* statistics */
 
 	struct console		*cons;			/* struct console, if any */
@@ -335,52 +340,16 @@ struct uart_port {
 };
 
 /*
- * This is the state information which is only valid when the port
- * is open; it may be cleared the core driver once the device has
- * been closed.  Either the low level driver or the core can modify
- * stuff here.
- */
-typedef unsigned int __bitwise__ uif_t;
-
-struct uart_info {
-	struct tty_port		port;
-	struct circ_buf		xmit;
-	uif_t			flags;
-
-/*
- * Definitions for info->flags.  These are _private_ to serial_core, and
- * are specific to this structure.  They may be queried by low level drivers.
- *
- * FIXME: use the ASY_ definitions
- */
-#define UIF_CHECK_CD		((__force uif_t) (1 << 25))
-#define UIF_CTS_FLOW		((__force uif_t) (1 << 26))
-#define UIF_NORMAL_ACTIVE	((__force uif_t) (1 << 29))
-#define UIF_INITIALIZED		((__force uif_t) (1 << 31))
-#define UIF_SUSPENDED		((__force uif_t) (1 << 30))
-
-	struct tasklet_struct	tlet;
-	wait_queue_head_t	delta_msr_wait;
-};
-
-/*
  * This is the state information which is persistent across opens.
- * The low level driver must not to touch any elements contained
- * within.
  */
 struct uart_state {
-	unsigned int		close_delay;		/* msec */
-	unsigned int		closing_wait;		/* msec */
-
-#define USF_CLOSING_WAIT_INF	(0)
-#define USF_CLOSING_WAIT_NONE	(~0U)
+	struct tty_port		port;
 
-	int			count;
 	int			pm_state;
-	struct uart_info	info;
-	struct uart_port	*port;
+	struct circ_buf		xmit;
 
-	struct mutex		mutex;
+	struct tasklet_struct	tlet;
+	struct uart_port	*uart_port;
 };
 
 #define UART_XMIT_SIZE	PAGE_SIZE
@@ -461,7 +430,7 @@ int uart_resume_port(struct uart_driver *reg, struct uart_port *port);
 
 static inline int uart_tx_stopped(struct uart_port *port)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 	if(tty->stopped || tty->hw_stopped)
 		return 1;
 	return 0;
@@ -476,7 +445,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
 #ifdef SUPPORT_SYSRQ
 	if (port->sysrq) {
 		if (ch && time_before(jiffies, port->sysrq)) {
-			handle_sysrq(ch, port->info->port.tty);
+			handle_sysrq(ch, port->state->port.tty);
 			port->sysrq = 0;
 			return 1;
 		}
@@ -494,7 +463,7 @@ uart_handle_sysrq_char(struct uart_port *port, unsigned int ch)
  */
 static inline int uart_handle_break(struct uart_port *port)
 {
-	struct uart_info *info = port->info;
+	struct uart_state *state = port->state;
 #ifdef SUPPORT_SYSRQ
 	if (port->cons && port->cons->index == port->line) {
 		if (!port->sysrq) {
@@ -505,59 +474,60 @@ static inline int uart_handle_break(struct uart_port *port)
 	}
 #endif
 	if (port->flags & UPF_SAK)
-		do_SAK(info->port.tty);
+		do_SAK(state->port.tty);
 	return 0;
 }
 
 /**
  *	uart_handle_dcd_change - handle a change of carrier detect state
- *	@port: uart_port structure for the open port
+ *	@uport: uart_port structure for the open port
  *	@status: new carrier detect status, nonzero if active
  */
 static inline void
-uart_handle_dcd_change(struct uart_port *port, unsigned int status)
+uart_handle_dcd_change(struct uart_port *uport, unsigned int status)
 {
-	struct uart_info *info = port->info;
+	struct uart_state *state = uport->state;
+	struct tty_port *port = &state->port;
 
-	port->icount.dcd++;
+	uport->icount.dcd++;
 
 #ifdef CONFIG_HARD_PPS
-	if ((port->flags & UPF_HARDPPS_CD) && status)
+	if ((uport->flags & UPF_HARDPPS_CD) && status)
 		hardpps();
 #endif
 
-	if (info->flags & UIF_CHECK_CD) {
+	if (port->flags & ASYNC_CHECK_CD) {
 		if (status)
-			wake_up_interruptible(&info->port.open_wait);
-		else if (info->port.tty)
-			tty_hangup(info->port.tty);
+			wake_up_interruptible(&port->open_wait);
+		else if (port->tty)
+			tty_hangup(port->tty);
 	}
 }
 
 /**
  *	uart_handle_cts_change - handle a change of clear-to-send state
- *	@port: uart_port structure for the open port
+ *	@uport: uart_port structure for the open port
  *	@status: new clear to send status, nonzero if active
  */
 static inline void
-uart_handle_cts_change(struct uart_port *port, unsigned int status)
+uart_handle_cts_change(struct uart_port *uport, unsigned int status)
 {
-	struct uart_info *info = port->info;
-	struct tty_struct *tty = info->port.tty;
+	struct tty_port *port = &uport->state->port;
+	struct tty_struct *tty = port->tty;
 
-	port->icount.cts++;
+	uport->icount.cts++;
 
-	if (info->flags & UIF_CTS_FLOW) {
+	if (port->flags & ASYNC_CTS_FLOW) {
 		if (tty->hw_stopped) {
 			if (status) {
 				tty->hw_stopped = 0;
-				port->ops->start_tx(port);
-				uart_write_wakeup(port);
+				uport->ops->start_tx(uport);
+				uart_write_wakeup(uport);
 			}
 		} else {
 			if (!status) {
 				tty->hw_stopped = 1;
-				port->ops->stop_tx(port);
+				uport->ops->stop_tx(uport);
 			}
 		}
 	}
@@ -569,7 +539,7 @@ static inline void
 uart_insert_char(struct uart_port *port, unsigned int status,
 		 unsigned int overrun, unsigned int ch, unsigned int flag)
 {
-	struct tty_struct *tty = port->info->port.tty;
+	struct tty_struct *tty = port->state->port.tty;
 
 	if ((status & port->ignore_status_mask & ~overrun) == 0)
 		tty_insert_flip_char(tty, ch, flag);
diff --git a/include/linux/sfi.h b/include/linux/sfi.h
new file mode 100644
index 000000000000..9a6f7607174e
--- /dev/null
+++ b/include/linux/sfi.h
@@ -0,0 +1,206 @@
+/* sfi.h Simple Firmware Interface */
+
+/*
+
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  BSD LICENSE
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#ifndef _LINUX_SFI_H
+#define _LINUX_SFI_H
+
+/* Table signatures reserved by the SFI specification */
+#define SFI_SIG_SYST		"SYST"
+#define SFI_SIG_FREQ		"FREQ"
+#define SFI_SIG_IDLE		"IDLE"
+#define SFI_SIG_CPUS		"CPUS"
+#define SFI_SIG_MTMR		"MTMR"
+#define SFI_SIG_MRTC		"MRTC"
+#define SFI_SIG_MMAP		"MMAP"
+#define SFI_SIG_APIC		"APIC"
+#define SFI_SIG_XSDT		"XSDT"
+#define SFI_SIG_WAKE		"WAKE"
+#define SFI_SIG_SPIB		"SPIB"
+#define SFI_SIG_I2CB		"I2CB"
+#define SFI_SIG_GPEM		"GPEM"
+
+#define SFI_SIGNATURE_SIZE	4
+#define SFI_OEM_ID_SIZE		6
+#define SFI_OEM_TABLE_ID_SIZE	8
+
+#define SFI_SYST_SEARCH_BEGIN		0x000E0000
+#define SFI_SYST_SEARCH_END		0x000FFFFF
+
+#define SFI_GET_NUM_ENTRIES(ptable, entry_type) \
+	((ptable->header.len - sizeof(struct sfi_table_header)) / \
+	(sizeof(entry_type)))
+/*
+ * Table structures must be byte-packed to match the SFI specification,
+ * as they are provided by the BIOS.
+ */
+struct sfi_table_header {
+	char	sig[SFI_SIGNATURE_SIZE];
+	u32	len;
+	u8	rev;
+	u8	csum;
+	char	oem_id[SFI_OEM_ID_SIZE];
+	char	oem_table_id[SFI_OEM_TABLE_ID_SIZE];
+} __packed;
+
+struct sfi_table_simple {
+	struct sfi_table_header		header;
+	u64				pentry[1];
+} __packed;
+
+/* Comply with UEFI spec 2.1 */
+struct sfi_mem_entry {
+	u32	type;
+	u64	phys_start;
+	u64	virt_start;
+	u64	pages;
+	u64	attrib;
+} __packed;
+
+struct sfi_cpu_table_entry {
+	u32	apic_id;
+} __packed;
+
+struct sfi_cstate_table_entry {
+	u32	hint;		/* MWAIT hint */
+	u32	latency;	/* latency in ms */
+} __packed;
+
+struct sfi_apic_table_entry {
+	u64	phys_addr;	/* phy base addr for APIC reg */
+} __packed;
+
+struct sfi_freq_table_entry {
+	u32	freq_mhz;	/* in MHZ */
+	u32	latency;	/* transition latency in ms */
+	u32	ctrl_val;	/* value to write to PERF_CTL */
+} __packed;
+
+struct sfi_wake_table_entry {
+	u64	phys_addr;	/* pointer to where the wake vector locates */
+} __packed;
+
+struct sfi_timer_table_entry {
+	u64	phys_addr;	/* phy base addr for the timer */
+	u32	freq_hz;	/* in HZ */
+	u32	irq;
+} __packed;
+
+struct sfi_rtc_table_entry {
+	u64	phys_addr;	/* phy base addr for the RTC */
+	u32	irq;
+} __packed;
+
+struct sfi_spi_table_entry {
+	u16	host_num;	/* attached to host 0, 1...*/
+	u16	cs;		/* chip select */
+	u16	irq_info;
+	char	name[16];
+	u8	dev_info[10];
+} __packed;
+
+struct sfi_i2c_table_entry {
+	u16	host_num;
+	u16	addr;		/* slave addr */
+	u16	irq_info;
+	char	name[16];
+	u8	dev_info[10];
+} __packed;
+
+struct sfi_gpe_table_entry {
+	u16	logical_id;	/* logical id */
+	u16	phys_id;	/* physical GPE id */
+} __packed;
+
+
+typedef int (*sfi_table_handler) (struct sfi_table_header *table);
+
+#ifdef CONFIG_SFI
+extern void __init sfi_init(void);
+extern int __init sfi_platform_init(void);
+extern void __init sfi_init_late(void);
+extern int sfi_table_parse(char *signature, char *oem_id, char *oem_table_id,
+				sfi_table_handler handler);
+
+extern int sfi_disabled;
+static inline void disable_sfi(void)
+{
+	sfi_disabled = 1;
+}
+
+#else /* !CONFIG_SFI */
+
+static inline void sfi_init(void)
+{
+}
+
+static inline void sfi_init_late(void)
+{
+}
+
+#define sfi_disabled	0
+
+static inline int sfi_table_parse(char *signature, char *oem_id,
+					char *oem_table_id,
+					sfi_table_handler handler)
+{
+	return -1;
+}
+
+#endif /* !CONFIG_SFI */
+
+#endif /*_LINUX_SFI_H*/
diff --git a/include/linux/sfi_acpi.h b/include/linux/sfi_acpi.h
new file mode 100644
index 000000000000..c4a5a8cd4469
--- /dev/null
+++ b/include/linux/sfi_acpi.h
@@ -0,0 +1,93 @@
+/* sfi.h Simple Firmware Interface */
+
+/*
+
+  This file is provided under a dual BSD/GPLv2 license.  When using or
+  redistributing this file, you may do so under either license.
+
+  GPL LICENSE SUMMARY
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  This program is free software; you can redistribute it and/or modify
+  it under the terms of version 2 of the GNU General Public License as
+  published by the Free Software Foundation.
+
+  This program is distributed in the hope that it will be useful, but
+  WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  General Public License for more details.
+
+  You should have received a copy of the GNU General Public License
+  along with this program; if not, write to the Free Software
+  Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+  The full GNU General Public License is included in this distribution
+  in the file called LICENSE.GPL.
+
+  BSD LICENSE
+
+  Copyright(c) 2009 Intel Corporation. All rights reserved.
+
+  Redistribution and use in source and binary forms, with or without
+  modification, are permitted provided that the following conditions
+  are met:
+
+    * Redistributions of source code must retain the above copyright
+      notice, this list of conditions and the following disclaimer.
+    * Redistributions in binary form must reproduce the above copyright
+      notice, this list of conditions and the following disclaimer in
+      the documentation and/or other materials provided with the
+      distribution.
+    * Neither the name of Intel Corporation nor the names of its
+      contributors may be used to endorse or promote products derived
+      from this software without specific prior written permission.
+
+  THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+  "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+  LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+  A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+  OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+  SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+  LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+  DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+  THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+  (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+  OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+*/
+
+#ifndef _LINUX_SFI_ACPI_H
+#define _LINUX_SFI_ACPI_H
+
+#ifdef CONFIG_SFI
+#include <acpi/acpi.h>		/* struct acpi_table_header */
+
+extern int sfi_acpi_table_parse(char *signature, char *oem_id,
+				char *oem_table_id,
+				int (*handler)(struct acpi_table_header *));
+
+static inline int acpi_sfi_table_parse(char *signature,
+				int (*handler)(struct acpi_table_header *))
+{
+	if (!acpi_table_parse(signature, handler))
+		return 0;
+
+	return sfi_acpi_table_parse(signature, NULL, NULL, handler);
+}
+#else /* !CONFIG_SFI */
+
+static inline int sfi_acpi_table_parse(char *signature, char *oem_id,
+				char *oem_table_id,
+				int (*handler)(struct acpi_table_header *))
+{
+	return -1;
+}
+
+static inline int acpi_sfi_table_parse(char *signature,
+				int (*handler)(struct acpi_table_header *))
+{
+	return acpi_table_parse(signature, handler);
+}
+#endif /* !CONFIG_SFI */
+
+#endif /*_LINUX_SFI_ACPI_H*/
diff --git a/include/linux/signal.h b/include/linux/signal.h
index c7552836bd95..ab9272cc270c 100644
--- a/include/linux/signal.h
+++ b/include/linux/signal.h
@@ -233,6 +233,8 @@ static inline int valid_signal(unsigned long sig)
 }
 
 extern int next_signal(struct sigpending *pending, sigset_t *mask);
+extern int do_send_sig_info(int sig, struct siginfo *info,
+				struct task_struct *p, bool group);
 extern int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p);
 extern int __group_send_sig_info(int, struct siginfo *, struct task_struct *);
 extern long do_rt_tgsigqueueinfo(pid_t tgid, pid_t pid, int sig,
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h
index df7b23ac66e6..bcdd6606f468 100644
--- a/include/linux/skbuff.h
+++ b/include/linux/skbuff.h
@@ -354,8 +354,8 @@ struct sk_buff {
 				ipvs_property:1,
 				peeked:1,
 				nf_trace:1;
+	__be16			protocol:16;
 	kmemcheck_bitfield_end(flags1);
-	__be16			protocol;
 
 	void			(*destructor)(struct sk_buff *skb);
 #if defined(CONFIG_NF_CONNTRACK) || defined(CONFIG_NF_CONNTRACK_MODULE)
@@ -367,7 +367,6 @@ struct sk_buff {
 #endif
 
 	int			iif;
-	__u16			queue_mapping;
 #ifdef CONFIG_NET_SCHED
 	__u16			tc_index;	/* traffic control index */
 #ifdef CONFIG_NET_CLS_ACT
@@ -376,6 +375,7 @@ struct sk_buff {
 #endif
 
 	kmemcheck_bitfield_begin(flags2);
+	__u16			queue_mapping:16;
 #ifdef CONFIG_IPV6_NDISC_NODETYPE
 	__u8			ndisc_nodetype:2;
 #endif
@@ -1757,6 +1757,8 @@ extern int	       skb_copy_datagram_const_iovec(const struct sk_buff *from,
 						     int to_offset,
 						     int size);
 extern void	       skb_free_datagram(struct sock *sk, struct sk_buff *skb);
+extern void	       skb_free_datagram_locked(struct sock *sk,
+						struct sk_buff *skb);
 extern int	       skb_kill_datagram(struct sock *sk, struct sk_buff *skb,
 					 unsigned int flags);
 extern __wsum	       skb_checksum(const struct sk_buff *skb, int offset,
diff --git a/include/linux/slow-work.h b/include/linux/slow-work.h
index b65c8881f07a..5035a2691739 100644
--- a/include/linux/slow-work.h
+++ b/include/linux/slow-work.h
@@ -17,13 +17,20 @@
 #ifdef CONFIG_SLOW_WORK
 
 #include <linux/sysctl.h>
+#include <linux/timer.h>
 
 struct slow_work;
+#ifdef CONFIG_SLOW_WORK_PROC
+struct seq_file;
+#endif
 
 /*
  * The operations used to support slow work items
  */
 struct slow_work_ops {
+	/* owner */
+	struct module *owner;
+
 	/* get a ref on a work item
 	 * - return 0 if successful, -ve if not
 	 */
@@ -34,6 +41,11 @@ struct slow_work_ops {
 
 	/* execute a work item */
 	void (*execute)(struct slow_work *work);
+
+#ifdef CONFIG_SLOW_WORK_PROC
+	/* describe a work item for /proc */
+	void (*desc)(struct slow_work *work, struct seq_file *m);
+#endif
 };
 
 /*
@@ -42,13 +54,24 @@ struct slow_work_ops {
  *   queued
  */
 struct slow_work {
+	struct module		*owner;	/* the owning module */
 	unsigned long		flags;
 #define SLOW_WORK_PENDING	0	/* item pending (further) execution */
 #define SLOW_WORK_EXECUTING	1	/* item currently executing */
 #define SLOW_WORK_ENQ_DEFERRED	2	/* item enqueue deferred */
 #define SLOW_WORK_VERY_SLOW	3	/* item is very slow */
+#define SLOW_WORK_CANCELLING	4	/* item is being cancelled, don't enqueue */
+#define SLOW_WORK_DELAYED	5	/* item is struct delayed_slow_work with active timer */
 	const struct slow_work_ops *ops; /* operations table for this item */
 	struct list_head	link;	/* link in queue */
+#ifdef CONFIG_SLOW_WORK_PROC
+	struct timespec		mark;	/* jiffies at which queued or exec begun */
+#endif
+};
+
+struct delayed_slow_work {
+	struct slow_work	work;
+	struct timer_list	timer;
 };
 
 /**
@@ -67,6 +90,20 @@ static inline void slow_work_init(struct slow_work *work,
 }
 
 /**
+ * slow_work_init - Initialise a delayed slow work item
+ * @work: The work item to initialise
+ * @ops: The operations to use to handle the slow work item
+ *
+ * Initialise a delayed slow work item.
+ */
+static inline void delayed_slow_work_init(struct delayed_slow_work *dwork,
+					  const struct slow_work_ops *ops)
+{
+	init_timer(&dwork->timer);
+	slow_work_init(&dwork->work, ops);
+}
+
+/**
  * vslow_work_init - Initialise a very slow work item
  * @work: The work item to initialise
  * @ops: The operations to use to handle the slow work item
@@ -83,9 +120,40 @@ static inline void vslow_work_init(struct slow_work *work,
 	INIT_LIST_HEAD(&work->link);
 }
 
+/**
+ * slow_work_is_queued - Determine if a slow work item is on the work queue
+ * work: The work item to test
+ *
+ * Determine if the specified slow-work item is on the work queue.  This
+ * returns true if it is actually on the queue.
+ *
+ * If the item is executing and has been marked for requeue when execution
+ * finishes, then false will be returned.
+ *
+ * Anyone wishing to wait for completion of execution can wait on the
+ * SLOW_WORK_EXECUTING bit.
+ */
+static inline bool slow_work_is_queued(struct slow_work *work)
+{
+	unsigned long flags = work->flags;
+	return flags & SLOW_WORK_PENDING && !(flags & SLOW_WORK_EXECUTING);
+}
+
 extern int slow_work_enqueue(struct slow_work *work);
-extern int slow_work_register_user(void);
-extern void slow_work_unregister_user(void);
+extern void slow_work_cancel(struct slow_work *work);
+extern int slow_work_register_user(struct module *owner);
+extern void slow_work_unregister_user(struct module *owner);
+
+extern int delayed_slow_work_enqueue(struct delayed_slow_work *dwork,
+				     unsigned long delay);
+
+static inline void delayed_slow_work_cancel(struct delayed_slow_work *dwork)
+{
+	slow_work_cancel(&dwork->work);
+}
+
+extern bool slow_work_sleep_till_thread_needed(struct slow_work *work,
+					       signed long *_timeout);
 
 #ifdef CONFIG_SYSCTL
 extern ctl_table slow_work_sysctls[];
diff --git a/include/linux/smp.h b/include/linux/smp.h
index 9e3d8af09207..39c64bae776d 100644
--- a/include/linux/smp.h
+++ b/include/linux/smp.h
@@ -73,15 +73,6 @@ int smp_call_function(void(*func)(void *info), void *info, int wait);
 void smp_call_function_many(const struct cpumask *mask,
 			    void (*func)(void *info), void *info, bool wait);
 
-/* Deprecated: Use smp_call_function_many which takes a pointer to the mask. */
-static inline int
-smp_call_function_mask(cpumask_t mask, void(*func)(void *info), void *info,
-		       int wait)
-{
-	smp_call_function_many(&mask, func, info, wait);
-	return 0;
-}
-
 void __smp_call_function_single(int cpuid, struct call_single_data *data,
 				int wait);
 
@@ -144,8 +135,6 @@ static inline int up_smp_call_function(void (*func)(void *), void *info)
 static inline void smp_send_reschedule(int cpu) { }
 #define num_booting_cpus()			1
 #define smp_prepare_boot_cpu()			do {} while (0)
-#define smp_call_function_mask(mask, func, info, wait) \
-			(up_smp_call_function(func, info))
 #define smp_call_function_many(mask, func, info, wait) \
 			(up_smp_call_function(func, info))
 static inline void init_call_single_data(void)
diff --git a/include/linux/socket.h b/include/linux/socket.h
index 3b461dffe244..3273a0c5043b 100644
--- a/include/linux/socket.h
+++ b/include/linux/socket.h
@@ -16,7 +16,7 @@ struct __kernel_sockaddr_storage {
 				/* _SS_MAXSIZE value minus size of ss_family */
 } __attribute__ ((aligned(_K_SS_ALIGNSIZE)));	/* force desired alignment */
 
-#if defined(__KERNEL__) || !defined(__GLIBC__) || (__GLIBC__ < 2)
+#ifdef __KERNEL__
 
 #include <asm/socket.h>			/* arch-dependent defines	*/
 #include <linux/sockios.h>		/* the SIOCxxx I/O controls	*/
@@ -101,21 +101,6 @@ struct cmsghdr {
 			      ((char *)(cmsg) - (char *)(mhdr)->msg_control)))
 
 /*
- *	This mess will go away with glibc
- */
- 
-#ifdef __KERNEL__
-#define __KINLINE static inline
-#elif  defined(__GNUC__) 
-#define __KINLINE static __inline__
-#elif defined(__cplusplus)
-#define __KINLINE static inline
-#else
-#define __KINLINE static
-#endif
-
-
-/*
  *	Get the next cmsg header
  *
  *	PLEASE, do not touch this function. If you think, that it is
@@ -128,7 +113,7 @@ struct cmsghdr {
  *	ancillary object DATA.				--ANK (980731)
  */
  
-__KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
+static inline struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
 					       struct cmsghdr *__cmsg)
 {
 	struct cmsghdr * __ptr;
@@ -140,7 +125,7 @@ __KINLINE struct cmsghdr * __cmsg_nxthdr(void *__ctl, __kernel_size_t __size,
 	return __ptr;
 }
 
-__KINLINE struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
+static inline struct cmsghdr * cmsg_nxthdr (struct msghdr *__msg, struct cmsghdr *__cmsg)
 {
 	return __cmsg_nxthdr(__msg->msg_control, __msg->msg_controllen, __cmsg);
 }
diff --git a/include/linux/spi/lms283gf05.h b/include/linux/spi/lms283gf05.h
new file mode 100644
index 000000000000..555d254e6606
--- /dev/null
+++ b/include/linux/spi/lms283gf05.h
@@ -0,0 +1,28 @@
+/*
+ * lms283gf05.h - Platform glue for Samsung LMS283GF05 LCD
+ *
+ * Copyright (C) 2009 Marek Vasut <marek.vasut@gmail.com>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+*/
+
+#ifndef _INCLUDE_LINUX_SPI_LMS283GF05_H_
+#define _INCLUDE_LINUX_SPI_LMS283GF05_H_
+
+struct lms283gf05_pdata {
+	unsigned long	reset_gpio;
+	bool		reset_inverted;
+};
+
+#endif /* _INCLUDE_LINUX_SPI_LMS283GF05_H_ */
diff --git a/include/linux/spi/mc33880.h b/include/linux/spi/mc33880.h
new file mode 100644
index 000000000000..82ffccd6fbe5
--- /dev/null
+++ b/include/linux/spi/mc33880.h
@@ -0,0 +1,10 @@
+#ifndef LINUX_SPI_MC33880_H
+#define LINUX_SPI_MC33880_H
+
+struct mc33880_platform_data {
+	/* number assigned to the first GPIO */
+	unsigned	base;
+};
+
+#endif
+
diff --git a/include/linux/spi/spi.h b/include/linux/spi/spi.h
index c47c4b4da97e..97b60b37f445 100644
--- a/include/linux/spi/spi.h
+++ b/include/linux/spi/spi.h
@@ -20,6 +20,7 @@
 #define __LINUX_SPI_H
 
 #include <linux/device.h>
+#include <linux/mod_devicetable.h>
 
 /*
  * INTERFACES between SPI master-side drivers and SPI infrastructure.
@@ -86,7 +87,7 @@ struct spi_device {
 	int			irq;
 	void			*controller_state;
 	void			*controller_data;
-	char			modalias[32];
+	char			modalias[SPI_NAME_SIZE];
 
 	/*
 	 * likely need more hooks for more protocol options affecting how
@@ -145,6 +146,7 @@ struct spi_message;
 
 /**
  * struct spi_driver - Host side "protocol" driver
+ * @id_table: List of SPI devices supported by this driver
  * @probe: Binds this driver to the spi device.  Drivers can verify
  *	that the device is actually present, and may need to configure
  *	characteristics (such as bits_per_word) which weren't needed for
@@ -170,6 +172,7 @@ struct spi_message;
  * MMC, RTC, filesystem character device nodes, and hardware monitoring.
  */
 struct spi_driver {
+	const struct spi_device_id *id_table;
 	int			(*probe)(struct spi_device *spi);
 	int			(*remove)(struct spi_device *spi);
 	void			(*shutdown)(struct spi_device *spi);
@@ -207,6 +210,8 @@ static inline void spi_unregister_driver(struct spi_driver *sdrv)
  *	each slave has a chipselect signal, but it's common that not
  *	every chipselect is connected to a slave.
  * @dma_alignment: SPI controller constraint on DMA buffers alignment.
+ * @mode_bits: flags understood by this controller driver
+ * @flags: other constraints relevant to this driver
  * @setup: updates the device mode and clocking records used by a
  *	device's SPI controller; protocol code may call this.  This
  *	must fail if an unrecognized or unsupported mode is requested.
@@ -253,6 +258,8 @@ struct spi_master {
 	/* other constraints relevant to this driver */
 	u16			flags;
 #define SPI_MASTER_HALF_DUPLEX	BIT(0)		/* can't do full duplex */
+#define SPI_MASTER_NO_RX	BIT(1)		/* can't do buffer read */
+#define SPI_MASTER_NO_TX	BIT(2)		/* can't do buffer write */
 
 	/* Setup mode and clock, etc (spi driver may call many times).
 	 *
@@ -533,42 +540,7 @@ static inline void spi_message_free(struct spi_message *m)
 }
 
 extern int spi_setup(struct spi_device *spi);
-
-/**
- * spi_async - asynchronous SPI transfer
- * @spi: device with which data will be exchanged
- * @message: describes the data transfers, including completion callback
- * Context: any (irqs may be blocked, etc)
- *
- * This call may be used in_irq and other contexts which can't sleep,
- * as well as from task contexts which can sleep.
- *
- * The completion callback is invoked in a context which can't sleep.
- * Before that invocation, the value of message->status is undefined.
- * When the callback is issued, message->status holds either zero (to
- * indicate complete success) or a negative error code.  After that
- * callback returns, the driver which issued the transfer request may
- * deallocate the associated memory; it's no longer in use by any SPI
- * core or controller driver code.
- *
- * Note that although all messages to a spi_device are handled in
- * FIFO order, messages may go to different devices in other orders.
- * Some device might be higher priority, or have various "hard" access
- * time requirements, for example.
- *
- * On detection of any fault during the transfer, processing of
- * the entire message is aborted, and the device is deselected.
- * Until returning from the associated message completion callback,
- * no other spi_message queued to that device will be processed.
- * (This rule applies equally to all the synchronous transfer calls,
- * which are wrappers around this core asynchronous primitive.)
- */
-static inline int
-spi_async(struct spi_device *spi, struct spi_message *message)
-{
-	message->spi = spi;
-	return spi->master->transfer(spi, message);
-}
+extern int spi_async(struct spi_device *spi, struct spi_message *message);
 
 /*---------------------------------------------------------------------------*/
 
@@ -732,7 +704,7 @@ struct spi_board_info {
 	 * controller_data goes to spi_device.controller_data,
 	 * irq is copied too
 	 */
-	char		modalias[32];
+	char		modalias[SPI_NAME_SIZE];
 	const void	*platform_data;
 	void		*controller_data;
 	int		irq;
@@ -800,4 +772,7 @@ spi_unregister_device(struct spi_device *spi)
 		device_unregister(&spi->dev);
 }
 
+extern const struct spi_device_id *
+spi_get_device_id(const struct spi_device *sdev);
+
 #endif /* __LINUX_SPI_H */
diff --git a/include/linux/string.h b/include/linux/string.h
index 489019ef1694..b8508868d5ad 100644
--- a/include/linux/string.h
+++ b/include/linux/string.h
@@ -62,7 +62,7 @@ extern char * strnchr(const char *, size_t, int);
 #ifndef __HAVE_ARCH_STRRCHR
 extern char * strrchr(const char *,int);
 #endif
-extern char * strstrip(char *);
+extern char * __must_check strstrip(char *);
 #ifndef __HAVE_ARCH_STRSTR
 extern char * strstr(const char *,const char *);
 #endif
diff --git a/include/linux/sunrpc/auth.h b/include/linux/sunrpc/auth.h
index 3f632182d8eb..996df4dac7d4 100644
--- a/include/linux/sunrpc/auth.h
+++ b/include/linux/sunrpc/auth.h
@@ -111,7 +111,7 @@ struct rpc_credops {
 	void			(*crdestroy)(struct rpc_cred *);
 
 	int			(*crmatch)(struct auth_cred *, struct rpc_cred *, int);
-	void			(*crbind)(struct rpc_task *, struct rpc_cred *);
+	void			(*crbind)(struct rpc_task *, struct rpc_cred *, int);
 	__be32 *		(*crmarshal)(struct rpc_task *, __be32 *);
 	int			(*crrefresh)(struct rpc_task *);
 	__be32 *		(*crvalidate)(struct rpc_task *, __be32 *);
@@ -140,7 +140,7 @@ struct rpc_cred *	rpcauth_lookup_credcache(struct rpc_auth *, struct auth_cred *
 void			rpcauth_init_cred(struct rpc_cred *, const struct auth_cred *, struct rpc_auth *, const struct rpc_credops *);
 struct rpc_cred *	rpcauth_lookupcred(struct rpc_auth *, int);
 void			rpcauth_bindcred(struct rpc_task *, struct rpc_cred *, int);
-void			rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *);
+void			rpcauth_generic_bind_cred(struct rpc_task *, struct rpc_cred *, int);
 void			put_rpccred(struct rpc_cred *);
 void			rpcauth_unbindcred(struct rpc_task *);
 __be32 *		rpcauth_marshcred(struct rpc_task *, __be32 *);
diff --git a/include/linux/sunrpc/clnt.h b/include/linux/sunrpc/clnt.h
index ab3f6e90caa5..8ed9642a5a76 100644
--- a/include/linux/sunrpc/clnt.h
+++ b/include/linux/sunrpc/clnt.h
@@ -22,6 +22,7 @@
 #include <linux/sunrpc/timer.h>
 #include <asm/signal.h>
 #include <linux/path.h>
+#include <net/ipv6.h>
 
 struct rpc_inode;
 
@@ -113,6 +114,7 @@ struct rpc_create_args {
 	rpc_authflavor_t	authflavor;
 	unsigned long		flags;
 	char			*client_name;
+	struct svc_xprt		*bc_xprt;	/* NFSv4.1 backchannel */
 };
 
 /* Values for "flags" field */
@@ -188,5 +190,117 @@ static inline void rpc_set_port(struct sockaddr *sap,
 #define IPV6_SCOPE_DELIMITER		'%'
 #define IPV6_SCOPE_ID_LEN		sizeof("%nnnnnnnnnn")
 
+static inline bool __rpc_cmp_addr4(const struct sockaddr *sap1,
+				   const struct sockaddr *sap2)
+{
+	const struct sockaddr_in *sin1 = (const struct sockaddr_in *)sap1;
+	const struct sockaddr_in *sin2 = (const struct sockaddr_in *)sap2;
+
+	return sin1->sin_addr.s_addr == sin2->sin_addr.s_addr;
+}
+
+static inline bool __rpc_copy_addr4(struct sockaddr *dst,
+				    const struct sockaddr *src)
+{
+	const struct sockaddr_in *ssin = (struct sockaddr_in *) src;
+	struct sockaddr_in *dsin = (struct sockaddr_in *) dst;
+
+	dsin->sin_family = ssin->sin_family;
+	dsin->sin_addr.s_addr = ssin->sin_addr.s_addr;
+	return true;
+}
+
+#if defined(CONFIG_IPV6) || defined(CONFIG_IPV6_MODULE)
+static inline bool __rpc_cmp_addr6(const struct sockaddr *sap1,
+				   const struct sockaddr *sap2)
+{
+	const struct sockaddr_in6 *sin1 = (const struct sockaddr_in6 *)sap1;
+	const struct sockaddr_in6 *sin2 = (const struct sockaddr_in6 *)sap2;
+	return ipv6_addr_equal(&sin1->sin6_addr, &sin2->sin6_addr);
+}
+
+static inline bool __rpc_copy_addr6(struct sockaddr *dst,
+				    const struct sockaddr *src)
+{
+	const struct sockaddr_in6 *ssin6 = (const struct sockaddr_in6 *) src;
+	struct sockaddr_in6 *dsin6 = (struct sockaddr_in6 *) dst;
+
+	dsin6->sin6_family = ssin6->sin6_family;
+	ipv6_addr_copy(&dsin6->sin6_addr, &ssin6->sin6_addr);
+	return true;
+}
+#else	/* !(CONFIG_IPV6 || CONFIG_IPV6_MODULE) */
+static inline bool __rpc_cmp_addr6(const struct sockaddr *sap1,
+				   const struct sockaddr *sap2)
+{
+	return false;
+}
+
+static inline bool __rpc_copy_addr6(struct sockaddr *dst,
+				    const struct sockaddr *src)
+{
+	return false;
+}
+#endif	/* !(CONFIG_IPV6 || CONFIG_IPV6_MODULE) */
+
+/**
+ * rpc_cmp_addr - compare the address portion of two sockaddrs.
+ * @sap1: first sockaddr
+ * @sap2: second sockaddr
+ *
+ * Just compares the family and address portion. Ignores port, scope, etc.
+ * Returns true if the addrs are equal, false if they aren't.
+ */
+static inline bool rpc_cmp_addr(const struct sockaddr *sap1,
+				const struct sockaddr *sap2)
+{
+	if (sap1->sa_family == sap2->sa_family) {
+		switch (sap1->sa_family) {
+		case AF_INET:
+			return __rpc_cmp_addr4(sap1, sap2);
+		case AF_INET6:
+			return __rpc_cmp_addr6(sap1, sap2);
+		}
+	}
+	return false;
+}
+
+/**
+ * rpc_copy_addr - copy the address portion of one sockaddr to another
+ * @dst: destination sockaddr
+ * @src: source sockaddr
+ *
+ * Just copies the address portion and family. Ignores port, scope, etc.
+ * Caller is responsible for making certain that dst is large enough to hold
+ * the address in src. Returns true if address family is supported. Returns
+ * false otherwise.
+ */
+static inline bool rpc_copy_addr(struct sockaddr *dst,
+				 const struct sockaddr *src)
+{
+	switch (src->sa_family) {
+	case AF_INET:
+		return __rpc_copy_addr4(dst, src);
+	case AF_INET6:
+		return __rpc_copy_addr6(dst, src);
+	}
+	return false;
+}
+
+/**
+ * rpc_get_scope_id - return scopeid for a given sockaddr
+ * @sa: sockaddr to get scopeid from
+ *
+ * Returns the value of the sin6_scope_id for AF_INET6 addrs, or 0 if
+ * not an AF_INET6 address.
+ */
+static inline u32 rpc_get_scope_id(const struct sockaddr *sa)
+{
+	if (sa->sa_family != AF_INET6)
+		return 0;
+
+	return ((struct sockaddr_in6 *) sa)->sin6_scope_id;
+}
+
 #endif /* __KERNEL__ */
 #endif /* _LINUX_SUNRPC_CLNT_H */
diff --git a/include/linux/sunrpc/svc.h b/include/linux/sunrpc/svc.h
index ea8009695c69..52e8cb0a7569 100644
--- a/include/linux/sunrpc/svc.h
+++ b/include/linux/sunrpc/svc.h
@@ -94,8 +94,6 @@ struct svc_serv {
 	struct module *		sv_module;	/* optional module to count when
 						 * adding threads */
 	svc_thread_fn		sv_function;	/* main function for threads */
-	unsigned int		sv_drc_max_pages; /* Total pages for DRC */
-	unsigned int		sv_drc_pages_used;/* DRC pages used */
 #if defined(CONFIG_NFS_V4_1)
 	struct list_head	sv_cb_list;	/* queue for callback requests
 						 * that arrive over the same
diff --git a/include/linux/sunrpc/svc_xprt.h b/include/linux/sunrpc/svc_xprt.h
index 2223ae0b5ed5..5f4e18b3ce73 100644
--- a/include/linux/sunrpc/svc_xprt.h
+++ b/include/linux/sunrpc/svc_xprt.h
@@ -65,6 +65,7 @@ struct svc_xprt {
 	size_t			xpt_locallen;	/* length of address */
 	struct sockaddr_storage	xpt_remote;	/* remote peer's address */
 	size_t			xpt_remotelen;	/* length of address */
+	struct rpc_wait_queue	xpt_bc_pending;	/* backchannel wait queue */
 };
 
 int	svc_reg_xprt_class(struct svc_xprt_class *);
diff --git a/include/linux/sunrpc/svcsock.h b/include/linux/sunrpc/svcsock.h
index 04dba23c59f2..1b353a76c304 100644
--- a/include/linux/sunrpc/svcsock.h
+++ b/include/linux/sunrpc/svcsock.h
@@ -28,6 +28,7 @@ struct svc_sock {
 	/* private TCP part */
 	u32			sk_reclen;	/* length of record */
 	u32			sk_tcplen;	/* current read length */
+	struct rpc_xprt		*sk_bc_xprt;	/* NFSv4.1 backchannel xprt */
 };
 
 /*
diff --git a/include/linux/sunrpc/xdr.h b/include/linux/sunrpc/xdr.h
index 7da466ba4b0d..f5cc0898bc53 100644
--- a/include/linux/sunrpc/xdr.h
+++ b/include/linux/sunrpc/xdr.h
@@ -11,6 +11,7 @@
 
 #include <linux/uio.h>
 #include <asm/byteorder.h>
+#include <asm/unaligned.h>
 #include <linux/scatterlist.h>
 
 /*
@@ -117,14 +118,14 @@ static inline __be32 *xdr_encode_array(__be32 *p, const void *s, unsigned int le
 static inline __be32 *
 xdr_encode_hyper(__be32 *p, __u64 val)
 {
-	*(__be64 *)p = cpu_to_be64(val);
+	put_unaligned_be64(val, p);
 	return p + 2;
 }
 
 static inline __be32 *
 xdr_decode_hyper(__be32 *p, __u64 *valp)
 {
-	*valp = be64_to_cpup((__be64 *)p);
+	*valp = get_unaligned_be64(p);
 	return p + 2;
 }
 
diff --git a/include/linux/sunrpc/xprt.h b/include/linux/sunrpc/xprt.h
index c090df442572..6f9457a75b8f 100644
--- a/include/linux/sunrpc/xprt.h
+++ b/include/linux/sunrpc/xprt.h
@@ -124,6 +124,23 @@ struct rpc_xprt_ops {
 	void		(*print_stats)(struct rpc_xprt *xprt, struct seq_file *seq);
 };
 
+/*
+ * RPC transport identifiers
+ *
+ * To preserve compatibility with the historical use of raw IP protocol
+ * id's for transport selection, UDP and TCP identifiers are specified
+ * with the previous values. No such restriction exists for new transports,
+ * except that they may not collide with these values (17 and 6,
+ * respectively).
+ */
+#define XPRT_TRANSPORT_BC       (1 << 31)
+enum xprt_transports {
+	XPRT_TRANSPORT_UDP	= IPPROTO_UDP,
+	XPRT_TRANSPORT_TCP	= IPPROTO_TCP,
+	XPRT_TRANSPORT_BC_TCP	= IPPROTO_TCP | XPRT_TRANSPORT_BC,
+	XPRT_TRANSPORT_RDMA	= 256
+};
+
 struct rpc_xprt {
 	struct kref		kref;		/* Reference count */
 	struct rpc_xprt_ops *	ops;		/* transport methods */
@@ -179,6 +196,7 @@ struct rpc_xprt {
 	spinlock_t		reserve_lock;	/* lock slot table */
 	u32			xid;		/* Next XID value to use */
 	struct rpc_task *	snd_task;	/* Task blocked in send */
+	struct svc_xprt		*bc_xprt;	/* NFSv4.1 backchannel */
 #if defined(CONFIG_NFS_V4_1)
 	struct svc_serv		*bc_serv;       /* The RPC service which will */
 						/* process the callback */
@@ -231,6 +249,7 @@ struct xprt_create {
 	struct sockaddr *	srcaddr;	/* optional local address */
 	struct sockaddr *	dstaddr;	/* remote peer address */
 	size_t			addrlen;
+	struct svc_xprt		*bc_xprt;	/* NFSv4.1 backchannel */
 };
 
 struct xprt_class {
diff --git a/include/linux/sunrpc/xprtrdma.h b/include/linux/sunrpc/xprtrdma.h
index 54a379c9e8eb..c2f04e1ae159 100644
--- a/include/linux/sunrpc/xprtrdma.h
+++ b/include/linux/sunrpc/xprtrdma.h
@@ -41,11 +41,6 @@
 #define _LINUX_SUNRPC_XPRTRDMA_H
 
 /*
- * RPC transport identifier for RDMA
- */
-#define XPRT_TRANSPORT_RDMA	256
-
-/*
  * rpcbind (v3+) RDMA netid.
  */
 #define RPCBIND_NETID_RDMA	"rdma"
diff --git a/include/linux/sunrpc/xprtsock.h b/include/linux/sunrpc/xprtsock.h
index c2a46c45c8f7..3f14a02e9cc0 100644
--- a/include/linux/sunrpc/xprtsock.h
+++ b/include/linux/sunrpc/xprtsock.h
@@ -13,17 +13,6 @@ int		init_socket_xprt(void);
 void		cleanup_socket_xprt(void);
 
 /*
- * RPC transport identifiers for UDP, TCP
- *
- * To preserve compatibility with the historical use of raw IP protocol
- * id's for transport selection, these are specified with the previous
- * values. No such restriction exists for new transports, except that
- * they may not collide with these values (17 and 6, respectively).
- */
-#define XPRT_TRANSPORT_UDP	IPPROTO_UDP
-#define XPRT_TRANSPORT_TCP	IPPROTO_TCP
-
-/*
  * RPC slot table sizes for UDP, TCP transports
  */
 extern unsigned int xprt_udp_slot_table_entries;
diff --git a/include/linux/suspend.h b/include/linux/suspend.h
index cd15df6c63cd..5e781d824e6d 100644
--- a/include/linux/suspend.h
+++ b/include/linux/suspend.h
@@ -301,6 +301,8 @@ static inline int unregister_pm_notifier(struct notifier_block *nb)
 #define pm_notifier(fn, pri)	do { (void)(fn); } while (0)
 #endif /* !CONFIG_PM_SLEEP */
 
+extern struct mutex pm_mutex;
+
 #ifndef CONFIG_HIBERNATION
 static inline void register_nosave_region(unsigned long b, unsigned long e)
 {
@@ -308,8 +310,23 @@ static inline void register_nosave_region(unsigned long b, unsigned long e)
 static inline void register_nosave_region_late(unsigned long b, unsigned long e)
 {
 }
-#endif
 
-extern struct mutex pm_mutex;
+static inline void lock_system_sleep(void) {}
+static inline void unlock_system_sleep(void) {}
+
+#else
+
+/* Let some subsystems like memory hotadd exclude hibernation */
+
+static inline void lock_system_sleep(void)
+{
+	mutex_lock(&pm_mutex);
+}
+
+static inline void unlock_system_sleep(void)
+{
+	mutex_unlock(&pm_mutex);
+}
+#endif
 
 #endif /* _LINUX_SUSPEND_H */
diff --git a/include/linux/swap.h b/include/linux/swap.h
index 7c15334f3ff2..4ec90019c1a4 100644
--- a/include/linux/swap.h
+++ b/include/linux/swap.h
@@ -34,15 +34,37 @@ static inline int current_is_kswapd(void)
  * the type/offset into the pte as 5/27 as well.
  */
 #define MAX_SWAPFILES_SHIFT	5
-#ifndef CONFIG_MIGRATION
-#define MAX_SWAPFILES		(1 << MAX_SWAPFILES_SHIFT)
+
+/*
+ * Use some of the swap files numbers for other purposes. This
+ * is a convenient way to hook into the VM to trigger special
+ * actions on faults.
+ */
+
+/*
+ * NUMA node memory migration support
+ */
+#ifdef CONFIG_MIGRATION
+#define SWP_MIGRATION_NUM 2
+#define SWP_MIGRATION_READ	(MAX_SWAPFILES + SWP_HWPOISON_NUM)
+#define SWP_MIGRATION_WRITE	(MAX_SWAPFILES + SWP_HWPOISON_NUM + 1)
+#else
+#define SWP_MIGRATION_NUM 0
+#endif
+
+/*
+ * Handling of hardware poisoned pages with memory corruption.
+ */
+#ifdef CONFIG_MEMORY_FAILURE
+#define SWP_HWPOISON_NUM 1
+#define SWP_HWPOISON		MAX_SWAPFILES
 #else
-/* Use last two entries for page migration swap entries */
-#define MAX_SWAPFILES		((1 << MAX_SWAPFILES_SHIFT)-2)
-#define SWP_MIGRATION_READ	MAX_SWAPFILES
-#define SWP_MIGRATION_WRITE	(MAX_SWAPFILES + 1)
+#define SWP_HWPOISON_NUM 0
 #endif
 
+#define MAX_SWAPFILES \
+	((1 << MAX_SWAPFILES_SHIFT) - SWP_MIGRATION_NUM - SWP_HWPOISON_NUM)
+
 /*
  * Magic header for a swap area. The first part of the union is
  * what the swap magic looks like for the old (limited to 128MB)
@@ -217,6 +239,11 @@ extern unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
 extern unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem,
 						  gfp_t gfp_mask, bool noswap,
 						  unsigned int swappiness);
+extern unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem,
+						gfp_t gfp_mask, bool noswap,
+						unsigned int swappiness,
+						struct zone *zone,
+						int nid);
 extern int __isolate_lru_page(struct page *page, int mode, int file);
 extern unsigned long shrink_all_memory(unsigned long nr_pages);
 extern int vm_swappiness;
@@ -240,7 +267,7 @@ extern int page_evictable(struct page *page, struct vm_area_struct *vma);
 extern void scan_mapping_unevictable_pages(struct address_space *);
 
 extern unsigned long scan_unevictable_pages;
-extern int scan_unevictable_handler(struct ctl_table *, int, struct file *,
+extern int scan_unevictable_handler(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
 extern int scan_unevictable_register_node(struct node *node);
 extern void scan_unevictable_unregister_node(struct node *node);
@@ -419,10 +446,22 @@ static inline swp_entry_t get_swap_page(void)
 }
 
 /* linux/mm/thrash.c */
-#define put_swap_token(mm)	do { } while (0)
-#define grab_swap_token(mm)	do { } while (0)
-#define has_swap_token(mm)	0
-#define disable_swap_token()	do { } while (0)
+static inline void put_swap_token(struct mm_struct *mm)
+{
+}
+
+static inline void grab_swap_token(struct mm_struct *mm)
+{
+}
+
+static inline int has_swap_token(struct mm_struct *mm)
+{
+	return 0;
+}
+
+static inline void disable_swap_token(void)
+{
+}
 
 static inline void
 mem_cgroup_uncharge_swapcache(struct page *page, swp_entry_t ent)
diff --git a/include/linux/swapops.h b/include/linux/swapops.h
index 6ec39ab27b4b..cd42e30b7c6e 100644
--- a/include/linux/swapops.h
+++ b/include/linux/swapops.h
@@ -131,3 +131,41 @@ static inline int is_write_migration_entry(swp_entry_t entry)
 
 #endif
 
+#ifdef CONFIG_MEMORY_FAILURE
+/*
+ * Support for hardware poisoned pages
+ */
+static inline swp_entry_t make_hwpoison_entry(struct page *page)
+{
+	BUG_ON(!PageLocked(page));
+	return swp_entry(SWP_HWPOISON, page_to_pfn(page));
+}
+
+static inline int is_hwpoison_entry(swp_entry_t entry)
+{
+	return swp_type(entry) == SWP_HWPOISON;
+}
+#else
+
+static inline swp_entry_t make_hwpoison_entry(struct page *page)
+{
+	return swp_entry(0, 0);
+}
+
+static inline int is_hwpoison_entry(swp_entry_t swp)
+{
+	return 0;
+}
+#endif
+
+#if defined(CONFIG_MEMORY_FAILURE) || defined(CONFIG_MIGRATION)
+static inline int non_swap_entry(swp_entry_t entry)
+{
+	return swp_type(entry) >= MAX_SWAPFILES;
+}
+#else
+static inline int non_swap_entry(swp_entry_t entry)
+{
+	return 0;
+}
+#endif
diff --git a/include/linux/syscalls.h b/include/linux/syscalls.h
index a8e37821cc60..a990ace1a838 100644
--- a/include/linux/syscalls.h
+++ b/include/linux/syscalls.h
@@ -55,7 +55,7 @@ struct compat_timeval;
 struct robust_list_head;
 struct getcpu_cache;
 struct old_linux_dirent;
-struct perf_counter_attr;
+struct perf_event_attr;
 
 #include <linux/types.h>
 #include <linux/aio_abi.h>
@@ -100,33 +100,25 @@ struct perf_counter_attr;
 
 #ifdef CONFIG_EVENT_PROFILE
 #define TRACE_SYS_ENTER_PROFILE(sname)					       \
-static int prof_sysenter_enable_##sname(struct ftrace_event_call *event_call)  \
+static int prof_sysenter_enable_##sname(void)				       \
 {									       \
-	int ret = 0;							       \
-	if (!atomic_inc_return(&event_enter_##sname.profile_count))	       \
-		ret = reg_prof_syscall_enter("sys"#sname);		       \
-	return ret;							       \
+	return reg_prof_syscall_enter("sys"#sname);			       \
 }									       \
 									       \
-static void prof_sysenter_disable_##sname(struct ftrace_event_call *event_call)\
+static void prof_sysenter_disable_##sname(void)				       \
 {									       \
-	if (atomic_add_negative(-1, &event_enter_##sname.profile_count))       \
-		unreg_prof_syscall_enter("sys"#sname);			       \
+	unreg_prof_syscall_enter("sys"#sname);				       \
 }
 
 #define TRACE_SYS_EXIT_PROFILE(sname)					       \
-static int prof_sysexit_enable_##sname(struct ftrace_event_call *event_call)   \
+static int prof_sysexit_enable_##sname(void)				       \
 {									       \
-	int ret = 0;							       \
-	if (!atomic_inc_return(&event_exit_##sname.profile_count))	       \
-		ret = reg_prof_syscall_exit("sys"#sname);		       \
-	return ret;							       \
+	return reg_prof_syscall_exit("sys"#sname);			       \
 }									       \
 									       \
-static void prof_sysexit_disable_##sname(struct ftrace_event_call *event_call) \
+static void prof_sysexit_disable_##sname(void)				       \
 {                                                                              \
-	if (atomic_add_negative(-1, &event_exit_##sname.profile_count))	       \
-		unreg_prof_syscall_exit("sys"#sname);			       \
+	unreg_prof_syscall_exit("sys"#sname);				       \
 }
 
 #define TRACE_SYS_ENTER_PROFILE_INIT(sname)				       \
@@ -468,8 +460,7 @@ asmlinkage long sys_mount(char __user *dev_name, char __user *dir_name,
 				void __user *data);
 asmlinkage long sys_umount(char __user *name, int flags);
 asmlinkage long sys_oldumount(char __user *name);
-asmlinkage long sys_truncate(const char __user *path,
-				unsigned long length);
+asmlinkage long sys_truncate(const char __user *path, long length);
 asmlinkage long sys_ftruncate(unsigned int fd, unsigned long length);
 asmlinkage long sys_stat(char __user *filename,
 			struct __old_kernel_stat __user *statbuf);
@@ -885,7 +876,7 @@ asmlinkage long sys_ppoll(struct pollfd __user *, unsigned int,
 int kernel_execve(const char *filename, char *const argv[], char *const envp[]);
 
 
-asmlinkage long sys_perf_counter_open(
-		struct perf_counter_attr __user *attr_uptr,
+asmlinkage long sys_perf_event_open(
+		struct perf_event_attr __user *attr_uptr,
 		pid_t pid, int cpu, int group_fd, unsigned long flags);
 #endif
diff --git a/include/linux/sysctl.h b/include/linux/sysctl.h
index e76d3b22a466..1e4743ee6831 100644
--- a/include/linux/sysctl.h
+++ b/include/linux/sysctl.h
@@ -29,7 +29,6 @@
 #include <linux/types.h>
 #include <linux/compiler.h>
 
-struct file;
 struct completion;
 
 #define CTL_MAXNAME 10		/* how many path components do we allow in a
@@ -977,25 +976,25 @@ typedef int ctl_handler (struct ctl_table *table,
 			 void __user *oldval, size_t __user *oldlenp,
 			 void __user *newval, size_t newlen);
 
-typedef int proc_handler (struct ctl_table *ctl, int write, struct file * filp,
+typedef int proc_handler (struct ctl_table *ctl, int write,
 			  void __user *buffer, size_t *lenp, loff_t *ppos);
 
-extern int proc_dostring(struct ctl_table *, int, struct file *,
+extern int proc_dostring(struct ctl_table *, int,
 			 void __user *, size_t *, loff_t *);
-extern int proc_dointvec(struct ctl_table *, int, struct file *,
+extern int proc_dointvec(struct ctl_table *, int,
 			 void __user *, size_t *, loff_t *);
-extern int proc_dointvec_minmax(struct ctl_table *, int, struct file *,
+extern int proc_dointvec_minmax(struct ctl_table *, int,
 				void __user *, size_t *, loff_t *);
-extern int proc_dointvec_jiffies(struct ctl_table *, int, struct file *,
+extern int proc_dointvec_jiffies(struct ctl_table *, int,
 				 void __user *, size_t *, loff_t *);
-extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int, struct file *,
+extern int proc_dointvec_userhz_jiffies(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
-extern int proc_dointvec_ms_jiffies(struct ctl_table *, int, struct file *,
+extern int proc_dointvec_ms_jiffies(struct ctl_table *, int,
 				    void __user *, size_t *, loff_t *);
-extern int proc_doulongvec_minmax(struct ctl_table *, int, struct file *,
+extern int proc_doulongvec_minmax(struct ctl_table *, int,
 				  void __user *, size_t *, loff_t *);
 extern int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int,
-				      struct file *, void __user *, size_t *, loff_t *);
+				      void __user *, size_t *, loff_t *);
 
 extern int do_sysctl (int __user *name, int nlen,
 		      void __user *oldval, size_t __user *oldlenp,
diff --git a/include/linux/time.h b/include/linux/time.h
index 56787c093345..fe04e5ef6a59 100644
--- a/include/linux/time.h
+++ b/include/linux/time.h
@@ -155,6 +155,34 @@ extern void timekeeping_leap_insert(int leapsecond);
 struct tms;
 extern void do_sys_times(struct tms *);
 
+/*
+ * Similar to the struct tm in userspace <time.h>, but it needs to be here so
+ * that the kernel source is self contained.
+ */
+struct tm {
+	/*
+	 * the number of seconds after the minute, normally in the range
+	 * 0 to 59, but can be up to 60 to allow for leap seconds
+	 */
+	int tm_sec;
+	/* the number of minutes after the hour, in the range 0 to 59*/
+	int tm_min;
+	/* the number of hours past midnight, in the range 0 to 23 */
+	int tm_hour;
+	/* the day of the month, in the range 1 to 31 */
+	int tm_mday;
+	/* the number of months since January, in the range 0 to 11 */
+	int tm_mon;
+	/* the number of years since 1900 */
+	long tm_year;
+	/* the number of days since Sunday, in the range 0 to 6 */
+	int tm_wday;
+	/* the number of days since January 1, in the range 0 to 365 */
+	int tm_yday;
+};
+
+void time_to_tm(time_t totalsecs, int offset, struct tm *result);
+
 /**
  * timespec_to_ns - Convert timespec to nanoseconds
  * @ts:		pointer to the timespec variable to be converted
diff --git a/include/linux/topology.h b/include/linux/topology.h
index 809b26c07090..57e63579bfdd 100644
--- a/include/linux/topology.h
+++ b/include/linux/topology.h
@@ -129,7 +129,7 @@ int arch_update_cpu_topology(void);
 				| 1*SD_BALANCE_FORK			\
 				| 0*SD_BALANCE_WAKE			\
 				| 1*SD_WAKE_AFFINE			\
-				| 1*SD_PREFER_LOCAL			\
+				| 0*SD_PREFER_LOCAL			\
 				| 0*SD_SHARE_CPUPOWER			\
 				| 1*SD_SHARE_PKG_RESOURCES		\
 				| 0*SD_SERIALIZE			\
@@ -162,7 +162,7 @@ int arch_update_cpu_topology(void);
 				| 1*SD_BALANCE_FORK			\
 				| 0*SD_BALANCE_WAKE			\
 				| 1*SD_WAKE_AFFINE			\
-				| 1*SD_PREFER_LOCAL			\
+				| 0*SD_PREFER_LOCAL			\
 				| 0*SD_SHARE_CPUPOWER			\
 				| 0*SD_SHARE_PKG_RESOURCES		\
 				| 0*SD_SERIALIZE			\
@@ -211,12 +211,6 @@ int arch_update_cpu_topology(void);
 #ifndef topology_core_id
 #define topology_core_id(cpu)			((void)(cpu), 0)
 #endif
-#ifndef topology_thread_siblings
-#define topology_thread_siblings(cpu)		cpumask_of_cpu(cpu)
-#endif
-#ifndef topology_core_siblings
-#define topology_core_siblings(cpu)		cpumask_of_cpu(cpu)
-#endif
 #ifndef topology_thread_cpumask
 #define topology_thread_cpumask(cpu)		cpumask_of(cpu)
 #endif
diff --git a/include/linux/trace_seq.h b/include/linux/trace_seq.h
index c134dd1fe6b6..09077f6ed128 100644
--- a/include/linux/trace_seq.h
+++ b/include/linux/trace_seq.h
@@ -7,7 +7,7 @@
 
 /*
  * Trace sequences are used to allow a function to call several other functions
- * to create a string of data to use (up to a max of PAGE_SIZE.
+ * to create a string of data to use (up to a max of PAGE_SIZE).
  */
 
 struct trace_seq {
diff --git a/include/linux/tracehook.h b/include/linux/tracehook.h
index 17ba82efa483..1eb44a924e56 100644
--- a/include/linux/tracehook.h
+++ b/include/linux/tracehook.h
@@ -1,7 +1,7 @@
 /*
  * Tracing hooks
  *
- * Copyright (C) 2008 Red Hat, Inc.  All rights reserved.
+ * Copyright (C) 2008-2009 Red Hat, Inc.  All rights reserved.
  *
  * This copyrighted material is made available to anyone wishing to use,
  * modify, copy, or redistribute it subject to the terms and conditions
@@ -463,22 +463,38 @@ static inline int tracehook_get_signal(struct task_struct *task,
 
 /**
  * tracehook_notify_jctl - report about job control stop/continue
- * @notify:		nonzero if this is the last thread in the group to stop
+ * @notify:		zero, %CLD_STOPPED or %CLD_CONTINUED
  * @why:		%CLD_STOPPED or %CLD_CONTINUED
  *
  * This is called when we might call do_notify_parent_cldstop().
- * It's called when about to stop for job control; we are already in
- * %TASK_STOPPED state, about to call schedule().  It's also called when
- * a delayed %CLD_STOPPED or %CLD_CONTINUED report is ready to be made.
  *
- * Return nonzero to generate a %SIGCHLD with @why, which is
- * normal if @notify is nonzero.
+ * @notify is zero if we would not ordinarily send a %SIGCHLD,
+ * or is the %CLD_STOPPED or %CLD_CONTINUED .si_code for %SIGCHLD.
  *
- * Called with no locks held.
+ * @why is %CLD_STOPPED when about to stop for job control;
+ * we are already in %TASK_STOPPED state, about to call schedule().
+ * It might also be that we have just exited (check %PF_EXITING),
+ * but need to report that a group-wide stop is complete.
+ *
+ * @why is %CLD_CONTINUED when waking up after job control stop and
+ * ready to make a delayed @notify report.
+ *
+ * Return the %CLD_* value for %SIGCHLD, or zero to generate no signal.
+ *
+ * Called with the siglock held.
  */
 static inline int tracehook_notify_jctl(int notify, int why)
 {
-	return notify || (current->ptrace & PT_PTRACED);
+	return notify ?: (current->ptrace & PT_PTRACED) ? why : 0;
+}
+
+/**
+ * tracehook_finish_jctl - report about return from job control stop
+ *
+ * This is called by do_signal_stop() after wakeup.
+ */
+static inline void tracehook_finish_jctl(void)
+{
 }
 
 #define DEATH_REAP			-1
diff --git a/include/linux/tracepoint.h b/include/linux/tracepoint.h
index 63a3f7a80580..2aac8a83e89b 100644
--- a/include/linux/tracepoint.h
+++ b/include/linux/tracepoint.h
@@ -4,7 +4,7 @@
 /*
  * Kernel Tracepoint API.
  *
- * See Documentation/tracepoint.txt.
+ * See Documentation/trace/tracepoints.txt.
  *
  * (C) Copyright 2008 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
  *
@@ -36,7 +36,7 @@ struct tracepoint {
 #ifndef DECLARE_TRACE
 
 #define TP_PROTO(args...)	args
-#define TP_ARGS(args...)		args
+#define TP_ARGS(args...)	args
 
 #ifdef CONFIG_TRACEPOINTS
 
diff --git a/include/linux/tty.h b/include/linux/tty.h
index a916a318004e..f0f43d08d8b8 100644
--- a/include/linux/tty.h
+++ b/include/linux/tty.h
@@ -187,7 +187,12 @@ struct tty_port;
 struct tty_port_operations {
 	/* Return 1 if the carrier is raised */
 	int (*carrier_raised)(struct tty_port *port);
+	/* Control the DTR line */
 	void (*dtr_rts)(struct tty_port *port, int raise);
+	/* Called when the last close completes or a hangup finishes
+	   IFF the port was initialized. Do not use to free resources */
+	void (*shutdown)(struct tty_port *port);
+	void (*drop)(struct tty_port *port);
 };
 	
 struct tty_port {
@@ -198,11 +203,12 @@ struct tty_port {
 	int			count;		/* Usage count */
 	wait_queue_head_t	open_wait;	/* Open waiters */
 	wait_queue_head_t	close_wait;	/* Close waiters */
+	wait_queue_head_t	delta_msr_wait;	/* Modem status change */
 	unsigned long		flags;		/* TTY flags ASY_*/
 	struct mutex		mutex;		/* Locking */
 	unsigned char		*xmit_buf;	/* Optional buffer */
-	int			close_delay;	/* Close port delay */
-	int			closing_wait;	/* Delay for output */
+	unsigned int		close_delay;	/* Close port delay */
+	unsigned int		closing_wait;	/* Delay for output */
 	int			drain_delay;	/* Set to zero if no pure time
 						   based drain is needed else
 						   set to size of fifo */
@@ -459,6 +465,12 @@ extern int tty_port_block_til_ready(struct tty_port *port,
 extern int tty_port_close_start(struct tty_port *port,
 				struct tty_struct *tty, struct file *filp);
 extern void tty_port_close_end(struct tty_port *port, struct tty_struct *tty);
+extern void tty_port_close(struct tty_port *port,
+				struct tty_struct *tty, struct file *filp);
+extern inline int tty_port_users(struct tty_port *port)
+{
+	return port->count + port->blocked_open;
+}
 
 extern int tty_register_ldisc(int disc, struct tty_ldisc_ops *new_ldisc);
 extern int tty_unregister_ldisc(int disc);
@@ -524,5 +536,8 @@ extern int pcxe_open(struct tty_struct *tty, struct file *filp);
 extern int vt_ioctl(struct tty_struct *tty, struct file *file,
 		    unsigned int cmd, unsigned long arg);
 
+extern long vt_compat_ioctl(struct tty_struct *tty, struct file * file,
+		     unsigned int cmd, unsigned long arg);
+
 #endif /* __KERNEL__ */
 #endif
diff --git a/include/linux/tty_driver.h b/include/linux/tty_driver.h
index 3566129384a4..b08677982525 100644
--- a/include/linux/tty_driver.h
+++ b/include/linux/tty_driver.h
@@ -45,8 +45,16 @@
  *
  * void (*shutdown)(struct tty_struct * tty);
  *
- * 	This routine is called when a particular tty device is closed for
- *	the last time freeing up the resources.
+ * 	This routine is called synchronously when a particular tty device
+ *	is closed for the last time freeing up the resources.
+ *
+ *
+ * void (*cleanup)(struct tty_struct * tty);
+ *
+ *	This routine is called asynchronously when a particular tty device
+ *	is closed for the last time freeing up the resources. This is
+ *	actually the second part of shutdown for routines that might sleep.
+ *
  *
  * int (*write)(struct tty_struct * tty,
  * 		 const unsigned char *buf, int count);
@@ -233,6 +241,7 @@ struct tty_operations {
 	int  (*open)(struct tty_struct * tty, struct file * filp);
 	void (*close)(struct tty_struct * tty, struct file * filp);
 	void (*shutdown)(struct tty_struct *tty);
+	void (*cleanup)(struct tty_struct *tty);
 	int  (*write)(struct tty_struct * tty,
 		      const unsigned char *buf, int count);
 	int  (*put_char)(struct tty_struct *tty, unsigned char ch);
diff --git a/include/linux/ucb1400.h b/include/linux/ucb1400.h
index ae779bb8cc0f..adb44066680c 100644
--- a/include/linux/ucb1400.h
+++ b/include/linux/ucb1400.h
@@ -26,6 +26,7 @@
 #include <sound/ac97_codec.h>
 #include <linux/mutex.h>
 #include <linux/platform_device.h>
+#include <linux/gpio.h>
 
 /*
  * UCB1400 AC-link registers
@@ -82,6 +83,17 @@
 #define UCB_ID			0x7e
 #define UCB_ID_1400             0x4304
 
+struct ucb1400_gpio_data {
+	int gpio_offset;
+	int (*gpio_setup)(struct device *dev, int ngpio);
+	int (*gpio_teardown)(struct device *dev, int ngpio);
+};
+
+struct ucb1400_gpio {
+	struct gpio_chip	gc;
+	struct snd_ac97		*ac97;
+};
+
 struct ucb1400_ts {
 	struct input_dev	*ts_idev;
 	struct task_struct	*ts_task;
@@ -95,6 +107,7 @@ struct ucb1400_ts {
 
 struct ucb1400 {
 	struct platform_device	*ucb1400_ts;
+	struct platform_device	*ucb1400_gpio;
 };
 
 static inline u16 ucb1400_reg_read(struct snd_ac97 *ac97, u16 reg)
@@ -147,4 +160,10 @@ static inline void ucb1400_adc_disable(struct snd_ac97 *ac97)
 unsigned int ucb1400_adc_read(struct snd_ac97 *ac97, u16 adc_channel,
 			      int adcsync);
 
+#ifdef CONFIG_GPIO_UCB1400
+void __init ucb1400_gpio_set_data(struct ucb1400_gpio_data *data);
+#else
+static inline void ucb1400_gpio_set_data(struct ucb1400_gpio_data *data) {}
+#endif
+
 #endif
diff --git a/include/linux/unaligned/be_byteshift.h b/include/linux/unaligned/be_byteshift.h
index 46dd12c5709e..9356b24223ac 100644
--- a/include/linux/unaligned/be_byteshift.h
+++ b/include/linux/unaligned/be_byteshift.h
@@ -1,7 +1,7 @@
 #ifndef _LINUX_UNALIGNED_BE_BYTESHIFT_H
 #define _LINUX_UNALIGNED_BE_BYTESHIFT_H
 
-#include <linux/kernel.h>
+#include <linux/types.h>
 
 static inline u16 __get_unaligned_be16(const u8 *p)
 {
diff --git a/include/linux/unaligned/le_byteshift.h b/include/linux/unaligned/le_byteshift.h
index 59777e951baf..be376fb79b64 100644
--- a/include/linux/unaligned/le_byteshift.h
+++ b/include/linux/unaligned/le_byteshift.h
@@ -1,7 +1,7 @@
 #ifndef _LINUX_UNALIGNED_LE_BYTESHIFT_H
 #define _LINUX_UNALIGNED_LE_BYTESHIFT_H
 
-#include <linux/kernel.h>
+#include <linux/types.h>
 
 static inline u16 __get_unaligned_le16(const u8 *p)
 {
diff --git a/include/linux/usb.h b/include/linux/usb.h
index b1e3c2fbfe11..a34fa89f1474 100644
--- a/include/linux/usb.h
+++ b/include/linux/usb.h
@@ -195,7 +195,7 @@ struct usb_interface {
 
 	struct device dev;		/* interface specific device info */
 	struct device *usb_dev;
-	int pm_usage_cnt;		/* usage counter for autosuspend */
+	atomic_t pm_usage_cnt;		/* usage counter for autosuspend */
 	struct work_struct reset_ws;	/* for resets in atomic context */
 };
 #define	to_usb_interface(d) container_of(d, struct usb_interface, dev)
@@ -551,13 +551,13 @@ extern void usb_autopm_put_interface_async(struct usb_interface *intf);
 
 static inline void usb_autopm_enable(struct usb_interface *intf)
 {
-	intf->pm_usage_cnt = 0;
+	atomic_set(&intf->pm_usage_cnt, 0);
 	usb_autopm_set_interface(intf);
 }
 
 static inline void usb_autopm_disable(struct usb_interface *intf)
 {
-	intf->pm_usage_cnt = 1;
+	atomic_set(&intf->pm_usage_cnt, 1);
 	usb_autopm_set_interface(intf);
 }
 
@@ -922,7 +922,7 @@ extern struct bus_type usb_bus_type;
 /**
  * struct usb_class_driver - identifies a USB driver that wants to use the USB major number
  * @name: the usb class device name for this driver.  Will show up in sysfs.
- * @nodename: Callback to provide a naming hint for a possible
+ * @devnode: Callback to provide a naming hint for a possible
  *	device node to create.
  * @fops: pointer to the struct file_operations of this driver.
  * @minor_base: the start of the minor range for this driver.
@@ -933,7 +933,7 @@ extern struct bus_type usb_bus_type;
  */
 struct usb_class_driver {
 	char *name;
-	char *(*nodename)(struct device *dev);
+	char *(*devnode)(struct device *dev, mode_t *mode);
 	const struct file_operations *fops;
 	int minor_base;
 };
@@ -1036,9 +1036,10 @@ typedef void (*usb_complete_t)(struct urb *);
  * @transfer_flags: A variety of flags may be used to affect how URB
  *	submission, unlinking, or operation are handled.  Different
  *	kinds of URB can use different flags.
- * @transfer_buffer:  This identifies the buffer to (or from) which
- * 	the I/O request will be performed (unless URB_NO_TRANSFER_DMA_MAP
- *	is set).  This buffer must be suitable for DMA; allocate it with
+ * @transfer_buffer:  This identifies the buffer to (or from) which the I/O
+ *	request will be performed unless URB_NO_TRANSFER_DMA_MAP is set
+ *	(however, do not leave garbage in transfer_buffer even then).
+ *	This buffer must be suitable for DMA; allocate it with
  *	kmalloc() or equivalent.  For transfers to "in" endpoints, contents
  *	of this buffer will be modified.  This buffer is used for the data
  *	stage of control transfers.
@@ -1071,7 +1072,7 @@ typedef void (*usb_complete_t)(struct urb *);
  * @start_frame: Returns the initial frame for isochronous transfers.
  * @number_of_packets: Lists the number of ISO transfer buffers.
  * @interval: Specifies the polling interval for interrupt or isochronous
- *	transfers.  The units are frames (milliseconds) for for full and low
+ *	transfers.  The units are frames (milliseconds) for full and low
  *	speed devices, and microframes (1/8 millisecond) for highspeed ones.
  * @error_count: Returns the number of ISO transfers that reported errors.
  * @context: For use in completion functions.  This normally points to
@@ -1104,9 +1105,15 @@ typedef void (*usb_complete_t)(struct urb *);
  * allocate a DMA buffer with usb_buffer_alloc() or call usb_buffer_map().
  * When these transfer flags are provided, host controller drivers will
  * attempt to use the dma addresses found in the transfer_dma and/or
- * setup_dma fields rather than determining a dma address themselves.  (Note
- * that transfer_buffer and setup_packet must still be set because not all
- * host controllers use DMA, nor do virtual root hubs).
+ * setup_dma fields rather than determining a dma address themselves.
+ *
+ * Note that transfer_buffer must still be set if the controller
+ * does not support DMA (as indicated by bus.uses_dma) and when talking
+ * to root hub. If you have to trasfer between highmem zone and the device
+ * on such controller, create a bounce buffer or bail out with an error.
+ * If transfer_buffer cannot be set (is in highmem) and the controller is DMA
+ * capable, assign NULL to it, so that usbmon knows not to use the value.
+ * The setup_packet must always be set, so it cannot be located in highmem.
  *
  * Initialization:
  *
diff --git a/include/linux/usb/audio.h b/include/linux/usb/audio.h
index b5744bc218ab..eaf9dffe0a01 100644
--- a/include/linux/usb/audio.h
+++ b/include/linux/usb/audio.h
@@ -24,88 +24,78 @@
 #define USB_SUBCLASS_AUDIOCONTROL	0x01
 #define USB_SUBCLASS_AUDIOSTREAMING	0x02
 #define USB_SUBCLASS_MIDISTREAMING	0x03
-#define USB_SUBCLASS_VENDOR_SPEC	0xff
-
-/* A.5 Audio Class-Specific AC interface Descriptor Subtypes*/
-#define HEADER				0x01
-#define INPUT_TERMINAL			0x02
-#define OUTPUT_TERMINAL			0x03
-#define MIXER_UNIT			0x04
-#define SELECTOR_UNIT			0x05
-#define FEATURE_UNIT			0x06
-#define PROCESSING_UNIT			0x07
-#define EXTENSION_UNIT			0x08
-
-#define AS_GENERAL			0x01
-#define FORMAT_TYPE			0x02
-#define FORMAT_SPECIFIC			0x03
-
-#define EP_GENERAL			0x01
-
-#define MS_GENERAL			0x01
-#define MIDI_IN_JACK			0x02
-#define MIDI_OUT_JACK			0x03
-
-/* endpoint attributes */
-#define EP_ATTR_MASK			0x0c
-#define EP_ATTR_ASYNC			0x04
-#define EP_ATTR_ADAPTIVE		0x08
-#define EP_ATTR_SYNC			0x0c
-
-/* cs endpoint attributes */
-#define EP_CS_ATTR_SAMPLE_RATE		0x01
-#define EP_CS_ATTR_PITCH_CONTROL	0x02
-#define EP_CS_ATTR_FILL_MAX		0x80
-
-/* Audio Class specific Request Codes */
-#define USB_AUDIO_SET_INTF		0x21
-#define USB_AUDIO_SET_ENDPOINT		0x22
-#define USB_AUDIO_GET_INTF		0xa1
-#define USB_AUDIO_GET_ENDPOINT		0xa2
-
-#define SET_	0x00
-#define GET_	0x80
-
-#define _CUR	0x1
-#define _MIN	0x2
-#define _MAX	0x3
-#define _RES	0x4
-#define _MEM	0x5
-
-#define SET_CUR		(SET_ | _CUR)
-#define GET_CUR		(GET_ | _CUR)
-#define SET_MIN		(SET_ | _MIN)
-#define GET_MIN		(GET_ | _MIN)
-#define SET_MAX		(SET_ | _MAX)
-#define GET_MAX		(GET_ | _MAX)
-#define SET_RES		(SET_ | _RES)
-#define GET_RES		(GET_ | _RES)
-#define SET_MEM		(SET_ | _MEM)
-#define GET_MEM		(GET_ | _MEM)
-
-#define GET_STAT	0xff
-
-#define USB_AC_TERMINAL_UNDEFINED	0x100
-#define USB_AC_TERMINAL_STREAMING	0x101
-#define USB_AC_TERMINAL_VENDOR_SPEC	0x1FF
+
+/* A.5 Audio Class-Specific AC Interface Descriptor Subtypes */
+#define UAC_HEADER			0x01
+#define UAC_INPUT_TERMINAL		0x02
+#define UAC_OUTPUT_TERMINAL		0x03
+#define UAC_MIXER_UNIT			0x04
+#define UAC_SELECTOR_UNIT		0x05
+#define UAC_FEATURE_UNIT		0x06
+#define UAC_PROCESSING_UNIT		0x07
+#define UAC_EXTENSION_UNIT		0x08
+
+/* A.6 Audio Class-Specific AS Interface Descriptor Subtypes */
+#define UAC_AS_GENERAL			0x01
+#define UAC_FORMAT_TYPE			0x02
+#define UAC_FORMAT_SPECIFIC		0x03
+
+/* A.8 Audio Class-Specific Endpoint Descriptor Subtypes */
+#define UAC_EP_GENERAL			0x01
+
+/* A.9 Audio Class-Specific Request Codes */
+#define UAC_SET_			0x00
+#define UAC_GET_			0x80
+
+#define UAC__CUR			0x1
+#define UAC__MIN			0x2
+#define UAC__MAX			0x3
+#define UAC__RES			0x4
+#define UAC__MEM			0x5
+
+#define UAC_SET_CUR			(UAC_SET_ | UAC__CUR)
+#define UAC_GET_CUR			(UAC_GET_ | UAC__CUR)
+#define UAC_SET_MIN			(UAC_SET_ | UAC__MIN)
+#define UAC_GET_MIN			(UAC_GET_ | UAC__MIN)
+#define UAC_SET_MAX			(UAC_SET_ | UAC__MAX)
+#define UAC_GET_MAX			(UAC_GET_ | UAC__MAX)
+#define UAC_SET_RES			(UAC_SET_ | UAC__RES)
+#define UAC_GET_RES			(UAC_GET_ | UAC__RES)
+#define UAC_SET_MEM			(UAC_SET_ | UAC__MEM)
+#define UAC_GET_MEM			(UAC_GET_ | UAC__MEM)
+
+#define UAC_GET_STAT			0xff
+
+/* MIDI - A.1 MS Class-Specific Interface Descriptor Subtypes */
+#define UAC_MS_HEADER			0x01
+#define UAC_MIDI_IN_JACK		0x02
+#define UAC_MIDI_OUT_JACK		0x03
+
+/* MIDI - A.1 MS Class-Specific Endpoint Descriptor Subtypes */
+#define UAC_MS_GENERAL			0x01
+
+/* Terminals - 2.1 USB Terminal Types */
+#define UAC_TERMINAL_UNDEFINED		0x100
+#define UAC_TERMINAL_STREAMING		0x101
+#define UAC_TERMINAL_VENDOR_SPEC	0x1FF
 
 /* Terminal Control Selectors */
 /* 4.3.2  Class-Specific AC Interface Descriptor */
-struct usb_ac_header_descriptor {
+struct uac_ac_header_descriptor {
 	__u8  bLength;			/* 8 + n */
 	__u8  bDescriptorType;		/* USB_DT_CS_INTERFACE */
-	__u8  bDescriptorSubtype;	/* USB_MS_HEADER */
+	__u8  bDescriptorSubtype;	/* UAC_MS_HEADER */
 	__le16 bcdADC;			/* 0x0100 */
 	__le16 wTotalLength;		/* includes Unit and Terminal desc. */
 	__u8  bInCollection;		/* n */
 	__u8  baInterfaceNr[];		/* [n] */
 } __attribute__ ((packed));
 
-#define USB_DT_AC_HEADER_SIZE(n)	(8 + (n))
+#define UAC_DT_AC_HEADER_SIZE(n)	(8 + (n))
 
 /* As above, but more useful for defining your own descriptors: */
-#define DECLARE_USB_AC_HEADER_DESCRIPTOR(n) 			\
-struct usb_ac_header_descriptor_##n {				\
+#define DECLARE_UAC_AC_HEADER_DESCRIPTOR(n) 			\
+struct uac_ac_header_descriptor_##n {				\
 	__u8  bLength;						\
 	__u8  bDescriptorType;					\
 	__u8  bDescriptorSubtype;				\
@@ -116,7 +106,7 @@ struct usb_ac_header_descriptor_##n {				\
 } __attribute__ ((packed))
 
 /* 4.3.2.1 Input Terminal Descriptor */
-struct usb_input_terminal_descriptor {
+struct uac_input_terminal_descriptor {
 	__u8  bLength;			/* in bytes: 12 */
 	__u8  bDescriptorType;		/* CS_INTERFACE descriptor type */
 	__u8  bDescriptorSubtype;	/* INPUT_TERMINAL descriptor subtype */
@@ -129,18 +119,19 @@ struct usb_input_terminal_descriptor {
 	__u8  iTerminal;
 } __attribute__ ((packed));
 
-#define USB_DT_AC_INPUT_TERMINAL_SIZE			12
+#define UAC_DT_INPUT_TERMINAL_SIZE			12
 
-#define USB_AC_INPUT_TERMINAL_UNDEFINED			0x200
-#define USB_AC_INPUT_TERMINAL_MICROPHONE		0x201
-#define USB_AC_INPUT_TERMINAL_DESKTOP_MICROPHONE	0x202
-#define USB_AC_INPUT_TERMINAL_PERSONAL_MICROPHONE	0x203
-#define USB_AC_INPUT_TERMINAL_OMNI_DIR_MICROPHONE	0x204
-#define USB_AC_INPUT_TERMINAL_MICROPHONE_ARRAY		0x205
-#define USB_AC_INPUT_TERMINAL_PROC_MICROPHONE_ARRAY	0x206
+/* Terminals - 2.2 Input Terminal Types */
+#define UAC_INPUT_TERMINAL_UNDEFINED			0x200
+#define UAC_INPUT_TERMINAL_MICROPHONE			0x201
+#define UAC_INPUT_TERMINAL_DESKTOP_MICROPHONE		0x202
+#define UAC_INPUT_TERMINAL_PERSONAL_MICROPHONE		0x203
+#define UAC_INPUT_TERMINAL_OMNI_DIR_MICROPHONE		0x204
+#define UAC_INPUT_TERMINAL_MICROPHONE_ARRAY		0x205
+#define UAC_INPUT_TERMINAL_PROC_MICROPHONE_ARRAY	0x206
 
 /* 4.3.2.2 Output Terminal Descriptor */
-struct usb_output_terminal_descriptor {
+struct uac_output_terminal_descriptor {
 	__u8  bLength;			/* in bytes: 9 */
 	__u8  bDescriptorType;		/* CS_INTERFACE descriptor type */
 	__u8  bDescriptorSubtype;	/* OUTPUT_TERMINAL descriptor subtype */
@@ -151,23 +142,24 @@ struct usb_output_terminal_descriptor {
 	__u8  iTerminal;
 } __attribute__ ((packed));
 
-#define USB_DT_AC_OUTPUT_TERMINAL_SIZE				9
+#define UAC_DT_OUTPUT_TERMINAL_SIZE			9
 
-#define USB_AC_OUTPUT_TERMINAL_UNDEFINED			0x300
-#define USB_AC_OUTPUT_TERMINAL_SPEAKER				0x301
-#define USB_AC_OUTPUT_TERMINAL_HEADPHONES			0x302
-#define USB_AC_OUTPUT_TERMINAL_HEAD_MOUNTED_DISPLAY_AUDIO	0x303
-#define USB_AC_OUTPUT_TERMINAL_DESKTOP_SPEAKER			0x304
-#define USB_AC_OUTPUT_TERMINAL_ROOM_SPEAKER			0x305
-#define USB_AC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER		0x306
-#define USB_AC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER		0x307
+/* Terminals - 2.3 Output Terminal Types */
+#define UAC_OUTPUT_TERMINAL_UNDEFINED			0x300
+#define UAC_OUTPUT_TERMINAL_SPEAKER			0x301
+#define UAC_OUTPUT_TERMINAL_HEADPHONES			0x302
+#define UAC_OUTPUT_TERMINAL_HEAD_MOUNTED_DISPLAY_AUDIO	0x303
+#define UAC_OUTPUT_TERMINAL_DESKTOP_SPEAKER		0x304
+#define UAC_OUTPUT_TERMINAL_ROOM_SPEAKER		0x305
+#define UAC_OUTPUT_TERMINAL_COMMUNICATION_SPEAKER	0x306
+#define UAC_OUTPUT_TERMINAL_LOW_FREQ_EFFECTS_SPEAKER	0x307
 
 /* Set bControlSize = 2 as default setting */
-#define USB_DT_AC_FEATURE_UNIT_SIZE(ch)		(7 + ((ch) + 1) * 2)
+#define UAC_DT_FEATURE_UNIT_SIZE(ch)		(7 + ((ch) + 1) * 2)
 
 /* As above, but more useful for defining your own descriptors: */
-#define DECLARE_USB_AC_FEATURE_UNIT_DESCRIPTOR(ch) 		\
-struct usb_ac_feature_unit_descriptor_##ch {			\
+#define DECLARE_UAC_FEATURE_UNIT_DESCRIPTOR(ch) 		\
+struct uac_feature_unit_descriptor_##ch {			\
 	__u8  bLength;						\
 	__u8  bDescriptorType;					\
 	__u8  bDescriptorSubtype;				\
@@ -179,7 +171,7 @@ struct usb_ac_feature_unit_descriptor_##ch {			\
 } __attribute__ ((packed))
 
 /* 4.5.2 Class-Specific AS Interface Descriptor */
-struct usb_as_header_descriptor {
+struct uac_as_header_descriptor {
 	__u8  bLength;			/* in bytes: 7 */
 	__u8  bDescriptorType;		/* USB_DT_CS_INTERFACE */
 	__u8  bDescriptorSubtype;	/* AS_GENERAL */
@@ -188,16 +180,17 @@ struct usb_as_header_descriptor {
 	__le16 wFormatTag;		/* The Audio Data Format */
 } __attribute__ ((packed));
 
-#define USB_DT_AS_HEADER_SIZE		7
+#define UAC_DT_AS_HEADER_SIZE		7
 
-#define USB_AS_AUDIO_FORMAT_TYPE_I_UNDEFINED	0x0
-#define USB_AS_AUDIO_FORMAT_TYPE_I_PCM		0x1
-#define USB_AS_AUDIO_FORMAT_TYPE_I_PCM8		0x2
-#define USB_AS_AUDIO_FORMAT_TYPE_I_IEEE_FLOAT	0x3
-#define USB_AS_AUDIO_FORMAT_TYPE_I_ALAW		0x4
-#define USB_AS_AUDIO_FORMAT_TYPE_I_MULAW	0x5
+/* Formats - A.1.1 Audio Data Format Type I Codes */
+#define UAC_FORMAT_TYPE_I_UNDEFINED	0x0
+#define UAC_FORMAT_TYPE_I_PCM		0x1
+#define UAC_FORMAT_TYPE_I_PCM8		0x2
+#define UAC_FORMAT_TYPE_I_IEEE_FLOAT	0x3
+#define UAC_FORMAT_TYPE_I_ALAW		0x4
+#define UAC_FORMAT_TYPE_I_MULAW		0x5
 
-struct usb_as_format_type_i_continuous_descriptor {
+struct uac_format_type_i_continuous_descriptor {
 	__u8  bLength;			/* in bytes: 8 + (ns * 3) */
 	__u8  bDescriptorType;		/* USB_DT_CS_INTERFACE */
 	__u8  bDescriptorSubtype;	/* FORMAT_TYPE */
@@ -210,9 +203,9 @@ struct usb_as_format_type_i_continuous_descriptor {
 	__u8  tUpperSamFreq[3];
 } __attribute__ ((packed));
 
-#define USB_AS_FORMAT_TYPE_I_CONTINUOUS_DESC_SIZE	14
+#define UAC_FORMAT_TYPE_I_CONTINUOUS_DESC_SIZE	14
 
-struct usb_as_formate_type_i_discrete_descriptor {
+struct uac_format_type_i_discrete_descriptor {
 	__u8  bLength;			/* in bytes: 8 + (ns * 3) */
 	__u8  bDescriptorType;		/* USB_DT_CS_INTERFACE */
 	__u8  bDescriptorSubtype;	/* FORMAT_TYPE */
@@ -224,8 +217,8 @@ struct usb_as_formate_type_i_discrete_descriptor {
 	__u8  tSamFreq[][3];
 } __attribute__ ((packed));
 
-#define DECLARE_USB_AS_FORMAT_TYPE_I_DISCRETE_DESC(n) 		\
-struct usb_as_formate_type_i_discrete_descriptor_##n {		\
+#define DECLARE_UAC_FORMAT_TYPE_I_DISCRETE_DESC(n) 		\
+struct uac_format_type_i_discrete_descriptor_##n {		\
 	__u8  bLength;						\
 	__u8  bDescriptorType;					\
 	__u8  bDescriptorSubtype;				\
@@ -237,18 +230,15 @@ struct usb_as_formate_type_i_discrete_descriptor_##n {		\
 	__u8  tSamFreq[n][3];					\
 } __attribute__ ((packed))
 
-#define USB_AS_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(n)	(8 + (n * 3))
-
-#define USB_AS_FORMAT_TYPE_UNDEFINED	0x0
-#define USB_AS_FORMAT_TYPE_I		0x1
-#define USB_AS_FORMAT_TYPE_II		0x2
-#define USB_AS_FORMAT_TYPE_III		0x3
+#define UAC_FORMAT_TYPE_I_DISCRETE_DESC_SIZE(n)	(8 + (n * 3))
 
-#define USB_AS_ENDPOINT_ASYNC		(1 << 2)
-#define USB_AS_ENDPOINT_ADAPTIVE	(2 << 2)
-#define USB_AS_ENDPOINT_SYNC		(3 << 2)
+/* Formats - A.2 Format Type Codes */
+#define UAC_FORMAT_TYPE_UNDEFINED	0x0
+#define UAC_FORMAT_TYPE_I		0x1
+#define UAC_FORMAT_TYPE_II		0x2
+#define UAC_FORMAT_TYPE_III		0x3
 
-struct usb_as_iso_endpoint_descriptor {
+struct uac_iso_endpoint_descriptor {
 	__u8  bLength;			/* in bytes: 7 */
 	__u8  bDescriptorType;		/* USB_DT_CS_ENDPOINT */
 	__u8  bDescriptorSubtype;	/* EP_GENERAL */
@@ -256,30 +246,37 @@ struct usb_as_iso_endpoint_descriptor {
 	__u8  bLockDelayUnits;
 	__le16 wLockDelay;
 };
-#define USB_AS_ISO_ENDPOINT_DESC_SIZE	7
-
-#define FU_CONTROL_UNDEFINED		0x00
-#define MUTE_CONTROL			0x01
-#define VOLUME_CONTROL			0x02
-#define BASS_CONTROL			0x03
-#define MID_CONTROL			0x04
-#define TREBLE_CONTROL			0x05
-#define GRAPHIC_EQUALIZER_CONTROL	0x06
-#define AUTOMATIC_GAIN_CONTROL		0x07
-#define DELAY_CONTROL			0x08
-#define BASS_BOOST_CONTROL		0x09
-#define LOUDNESS_CONTROL		0x0a
-
-#define FU_MUTE		(1 << (MUTE_CONTROL - 1))
-#define FU_VOLUME	(1 << (VOLUME_CONTROL - 1))
-#define FU_BASS		(1 << (BASS_CONTROL - 1))
-#define FU_MID		(1 << (MID_CONTROL - 1))
-#define FU_TREBLE	(1 << (TREBLE_CONTROL - 1))
-#define FU_GRAPHIC_EQ	(1 << (GRAPHIC_EQUALIZER_CONTROL - 1))
-#define FU_AUTO_GAIN	(1 << (AUTOMATIC_GAIN_CONTROL - 1))
-#define FU_DELAY	(1 << (DELAY_CONTROL - 1))
-#define FU_BASS_BOOST	(1 << (BASS_BOOST_CONTROL - 1))
-#define FU_LOUDNESS	(1 << (LOUDNESS_CONTROL - 1))
+#define UAC_ISO_ENDPOINT_DESC_SIZE	7
+
+#define UAC_EP_CS_ATTR_SAMPLE_RATE	0x01
+#define UAC_EP_CS_ATTR_PITCH_CONTROL	0x02
+#define UAC_EP_CS_ATTR_FILL_MAX		0x80
+
+/* A.10.2 Feature Unit Control Selectors */
+#define UAC_FU_CONTROL_UNDEFINED	0x00
+#define UAC_MUTE_CONTROL		0x01
+#define UAC_VOLUME_CONTROL		0x02
+#define UAC_BASS_CONTROL		0x03
+#define UAC_MID_CONTROL			0x04
+#define UAC_TREBLE_CONTROL		0x05
+#define UAC_GRAPHIC_EQUALIZER_CONTROL	0x06
+#define UAC_AUTOMATIC_GAIN_CONTROL	0x07
+#define UAC_DELAY_CONTROL		0x08
+#define UAC_BASS_BOOST_CONTROL		0x09
+#define UAC_LOUDNESS_CONTROL		0x0a
+
+#define UAC_FU_MUTE		(1 << (UAC_MUTE_CONTROL - 1))
+#define UAC_FU_VOLUME		(1 << (UAC_VOLUME_CONTROL - 1))
+#define UAC_FU_BASS		(1 << (UAC_BASS_CONTROL - 1))
+#define UAC_FU_MID		(1 << (UAC_MID_CONTROL - 1))
+#define UAC_FU_TREBLE		(1 << (UAC_TREBLE_CONTROL - 1))
+#define UAC_FU_GRAPHIC_EQ	(1 << (UAC_GRAPHIC_EQUALIZER_CONTROL - 1))
+#define UAC_FU_AUTO_GAIN	(1 << (UAC_AUTOMATIC_GAIN_CONTROL - 1))
+#define UAC_FU_DELAY		(1 << (UAC_DELAY_CONTROL - 1))
+#define UAC_FU_BASS_BOOST	(1 << (UAC_BASS_BOOST_CONTROL - 1))
+#define UAC_FU_LOUDNESS		(1 << (UAC_LOUDNESS_CONTROL - 1))
+
+#ifdef __KERNEL__
 
 struct usb_audio_control {
 	struct list_head list;
@@ -290,18 +287,6 @@ struct usb_audio_control {
 	int (*get)(struct usb_audio_control *con, u8 cmd);
 };
 
-static inline int generic_set_cmd(struct usb_audio_control *con, u8 cmd, int value)
-{
-	con->data[cmd] = value;
-
-	return 0;
-}
-
-static inline int generic_get_cmd(struct usb_audio_control *con, u8 cmd)
-{
-	return con->data[cmd];
-}
-
 struct usb_audio_control_selector {
 	struct list_head list;
 	struct list_head control;
@@ -311,4 +296,6 @@ struct usb_audio_control_selector {
 	struct usb_descriptor_header *desc;
 };
 
+#endif /* __KERNEL__ */
+
 #endif /* __LINUX_USB_AUDIO_H */
diff --git a/include/linux/usb/ch9.h b/include/linux/usb/ch9.h
index 93223638f702..94012e649d86 100644
--- a/include/linux/usb/ch9.h
+++ b/include/linux/usb/ch9.h
@@ -258,6 +258,8 @@ struct usb_device_descriptor {
 #define USB_CLASS_APP_SPEC		0xfe
 #define USB_CLASS_VENDOR_SPEC		0xff
 
+#define USB_SUBCLASS_VENDOR_SPEC	0xff
+
 /*-------------------------------------------------------------------------*/
 
 /* USB_DT_CONFIG: Configuration descriptor information.
@@ -348,6 +350,12 @@ struct usb_endpoint_descriptor {
 #define USB_ENDPOINT_NUMBER_MASK	0x0f	/* in bEndpointAddress */
 #define USB_ENDPOINT_DIR_MASK		0x80
 
+#define USB_ENDPOINT_SYNCTYPE		0x0c
+#define USB_ENDPOINT_SYNC_NONE		(0 << 2)
+#define USB_ENDPOINT_SYNC_ASYNC		(1 << 2)
+#define USB_ENDPOINT_SYNC_ADAPTIVE	(2 << 2)
+#define USB_ENDPOINT_SYNC_SYNC		(3 << 2)
+
 #define USB_ENDPOINT_XFERTYPE_MASK	0x03	/* in bmAttributes */
 #define USB_ENDPOINT_XFER_CONTROL	0
 #define USB_ENDPOINT_XFER_ISOC		1
diff --git a/include/linux/usb/ehci_def.h b/include/linux/usb/ehci_def.h
index 5b88e36c9103..af4b86f3aca3 100644
--- a/include/linux/usb/ehci_def.h
+++ b/include/linux/usb/ehci_def.h
@@ -105,6 +105,7 @@ struct ehci_regs {
 #define PORT_WKDISC_E	(1<<21)		/* wake on disconnect (enable) */
 #define PORT_WKCONN_E	(1<<20)		/* wake on connect (enable) */
 /* 19:16 for port testing */
+#define PORT_TEST_PKT	(0x4<<16)	/* Port Test Control - packet test */
 #define PORT_LED_OFF	(0<<14)
 #define PORT_LED_AMBER	(1<<14)
 #define PORT_LED_GREEN	(2<<14)
@@ -132,6 +133,19 @@ struct ehci_regs {
 #define USBMODE_CM_HC	(3<<0)		/* host controller mode */
 #define USBMODE_CM_IDLE	(0<<0)		/* idle state */
 
+/* Moorestown has some non-standard registers, partially due to the fact that
+ * its EHCI controller has both TT and LPM support. HOSTPCx are extentions to
+ * PORTSCx
+ */
+#define HOSTPC0		0x84		/* HOSTPC extension */
+#define HOSTPC_PHCD	(1<<22)		/* Phy clock disable */
+#define HOSTPC_PSPD	(3<<25)		/* Port speed detection */
+#define USBMODE_EX	0xc8		/* USB Device mode extension */
+#define USBMODE_EX_VBPS	(1<<5)		/* VBus Power Select On */
+#define USBMODE_EX_HC	(3<<0)		/* host controller mode */
+#define TXFILLTUNING	0x24		/* TX FIFO Tuning register */
+#define TXFIFO_DEFAULT	(8<<16)		/* FIFO burst threshold 8 */
+
 /* Appendix C, Debug port ... intended for use with special "debug devices"
  * that can help if there's no serial console.  (nonstandard enumeration.)
  */
@@ -157,4 +171,25 @@ struct ehci_dbg_port {
 #define DBGP_EPADDR(dev, ep)	(((dev)<<8)|(ep))
 } __attribute__ ((packed));
 
+#ifdef CONFIG_EARLY_PRINTK_DBGP
+#include <linux/init.h>
+extern int __init early_dbgp_init(char *s);
+extern struct console early_dbgp_console;
+#endif /* CONFIG_EARLY_PRINTK_DBGP */
+
+#ifdef CONFIG_EARLY_PRINTK_DBGP
+/* Call backs from ehci host driver to ehci debug driver */
+extern int dbgp_external_startup(void);
+extern int dbgp_reset_prep(void);
+#else
+static inline int dbgp_reset_prep(void)
+{
+	return 1;
+}
+static inline int dbgp_external_startup(void)
+{
+	return -1;
+}
+#endif
+
 #endif /* __LINUX_USB_EHCI_DEF_H */
diff --git a/include/linux/usb/isp1362.h b/include/linux/usb/isp1362.h
new file mode 100644
index 000000000000..642684bb9292
--- /dev/null
+++ b/include/linux/usb/isp1362.h
@@ -0,0 +1,46 @@
+/*
+ * board initialization code should put one of these into dev->platform_data
+ * and place the isp1362 onto platform_bus.
+ */
+
+#ifndef __LINUX_USB_ISP1362_H__
+#define __LINUX_USB_ISP1362_H__
+
+struct isp1362_platform_data {
+	/* Enable internal pulldown resistors on downstream ports */
+	unsigned sel15Kres:1;
+	/* Clock cannot be stopped */
+	unsigned clknotstop:1;
+	/* On-chip overcurrent protection */
+	unsigned oc_enable:1;
+	/* INT output polarity */
+	unsigned int_act_high:1;
+	/* INT edge or level triggered */
+	unsigned int_edge_triggered:1;
+	/* DREQ output polarity */
+	unsigned dreq_act_high:1;
+	/* DACK input polarity */
+	unsigned dack_act_high:1;
+	/* chip can be resumed via H_WAKEUP pin */
+	unsigned remote_wakeup_connected:1;
+	/* Switch or not to switch (keep always powered) */
+	unsigned no_power_switching:1;
+	/* Ganged port power switching (0) or individual port power switching (1) */
+	unsigned power_switching_mode:1;
+	/* Given port_power, msec/2 after power on till power good */
+	u8 potpg;
+	/* Hardware reset set/clear */
+	void (*reset) (struct device *dev, int set);
+	/* Clock start/stop */
+	void (*clock) (struct device *dev, int start);
+	/* Inter-io delay (ns). The chip is picky about access timings; it
+	 * expects at least:
+	 * 110ns delay between consecutive accesses to DATA_REG,
+	 * 300ns delay between access to ADDR_REG and DATA_REG (registers)
+	 * 462ns delay between access to ADDR_REG and DATA_REG (buffer memory)
+	 * WE MUST NOT be activated during these intervals (even without CS!)
+	 */
+	void (*delay) (struct device *dev, unsigned int delay);
+};
+
+#endif
diff --git a/include/linux/usb/isp1760.h b/include/linux/usb/isp1760.h
new file mode 100644
index 000000000000..de7de53c5531
--- /dev/null
+++ b/include/linux/usb/isp1760.h
@@ -0,0 +1,18 @@
+/*
+ * board initialization should put one of these into dev->platform_data
+ * and place the isp1760 onto platform_bus named "isp1760-hcd".
+ */
+
+#ifndef __LINUX_USB_ISP1760_H
+#define __LINUX_USB_ISP1760_H
+
+struct isp1760_platform_data {
+	unsigned is_isp1761:1;			/* Chip is ISP1761 */
+	unsigned bus_width_16:1;		/* 16/32-bit data bus width */
+	unsigned port1_otg:1;			/* Port 1 supports OTG */
+	unsigned analog_oc:1;			/* Analog overcurrent */
+	unsigned dack_polarity_high:1;		/* DACK active high */
+	unsigned dreq_polarity_high:1;		/* DREQ active high */
+};
+
+#endif /* __LINUX_USB_ISP1760_H */
diff --git a/include/linux/usb/serial.h b/include/linux/usb/serial.h
index 0ec50ba62139..ce911ebf91e8 100644
--- a/include/linux/usb/serial.h
+++ b/include/linux/usb/serial.h
@@ -59,6 +59,7 @@ enum port_dev_state {
  * @bulk_out_buffer: pointer to the bulk out buffer for this port.
  * @bulk_out_size: the size of the bulk_out_buffer, in bytes.
  * @write_urb: pointer to the bulk out struct urb for this port.
+ * @write_fifo: kfifo used to buffer outgoing data
  * @write_urb_busy: port`s writing status
  * @bulk_out_endpointAddress: endpoint address for the bulk out pipe for this
  *	port.
@@ -96,6 +97,7 @@ struct usb_serial_port {
 	unsigned char		*bulk_out_buffer;
 	int			bulk_out_size;
 	struct urb		*write_urb;
+	struct kfifo		*write_fifo;
 	int			write_urb_busy;
 	__u8			bulk_out_endpointAddress;
 
@@ -148,6 +150,7 @@ struct usb_serial {
 	struct usb_interface		*interface;
 	unsigned char			disconnected:1;
 	unsigned char			suspending:1;
+	unsigned char			attached:1;
 	unsigned char			minor;
 	unsigned char			num_ports;
 	unsigned char			num_port_pointers;
@@ -238,9 +241,8 @@ struct usb_serial_driver {
 	int (*resume)(struct usb_serial *serial);
 
 	/* serial function calls */
-	/* Called by console with tty = NULL and by tty */
-	int  (*open)(struct tty_struct *tty,
-			struct usb_serial_port *port, struct file *filp);
+	/* Called by console and by the tty layer */
+	int  (*open)(struct tty_struct *tty, struct usb_serial_port *port);
 	void (*close)(struct usb_serial_port *port);
 	int  (*write)(struct tty_struct *tty, struct usb_serial_port *port,
 			const unsigned char *buf, int count);
@@ -261,6 +263,9 @@ struct usb_serial_driver {
 	   be an attached tty at this point */
 	void (*dtr_rts)(struct usb_serial_port *port, int on);
 	int  (*carrier_raised)(struct usb_serial_port *port);
+	/* Called by the usb serial hooks to allow the user to rework the
+	   termios state */
+	void (*init_termios)(struct tty_struct *tty);
 	/* USB events */
 	void (*read_int_callback)(struct urb *urb);
 	void (*write_int_callback)(struct urb *urb);
@@ -300,7 +305,7 @@ static inline void usb_serial_console_disconnect(struct usb_serial *serial) {}
 extern struct usb_serial *usb_serial_get_by_index(unsigned int minor);
 extern void usb_serial_put(struct usb_serial *serial);
 extern int usb_serial_generic_open(struct tty_struct *tty,
-		struct usb_serial_port *port, struct file *filp);
+	struct usb_serial_port *port);
 extern int usb_serial_generic_write(struct tty_struct *tty,
 	struct usb_serial_port *port, const unsigned char *buf, int count);
 extern void usb_serial_generic_close(struct usb_serial_port *port);
diff --git a/include/linux/usb/usbnet.h b/include/linux/usb/usbnet.h
index bb69e256cd16..f81473052059 100644
--- a/include/linux/usb/usbnet.h
+++ b/include/linux/usb/usbnet.h
@@ -89,6 +89,7 @@ struct driver_info {
 #define FLAG_FRAMING_AX 0x0040		/* AX88772/178 packets */
 #define FLAG_WLAN	0x0080		/* use "wlan%d" names */
 #define FLAG_AVOID_UNLINK_URBS 0x0100	/* don't unlink urbs at usbnet_stop() */
+#define FLAG_SEND_ZLP	0x0200		/* hw requires ZLPs are sent */
 
 
 	/* init device ... can sleep, or cause probe() failure */
diff --git a/include/linux/usbdevice_fs.h b/include/linux/usbdevice_fs.h
index 0044d9b4cb85..b2a7d8ba6ee3 100644
--- a/include/linux/usbdevice_fs.h
+++ b/include/linux/usbdevice_fs.h
@@ -77,6 +77,7 @@ struct usbdevfs_connectinfo {
 
 #define USBDEVFS_URB_SHORT_NOT_OK	0x01
 #define USBDEVFS_URB_ISO_ASAP		0x02
+#define USBDEVFS_URB_BULK_CONTINUATION	0x04
 #define USBDEVFS_URB_NO_FSBR		0x20
 #define USBDEVFS_URB_ZERO_PACKET	0x40
 #define USBDEVFS_URB_NO_INTERRUPT	0x80
@@ -175,4 +176,6 @@ struct usbdevfs_ioctl32 {
 #define USBDEVFS_CLEAR_HALT        _IOR('U', 21, unsigned int)
 #define USBDEVFS_DISCONNECT        _IO('U', 22)
 #define USBDEVFS_CONNECT           _IO('U', 23)
+#define USBDEVFS_CLAIM_PORT        _IOR('U', 24, unsigned int)
+#define USBDEVFS_RELEASE_PORT      _IOR('U', 25, unsigned int)
 #endif /* _LINUX_USBDEVICE_FS_H */
diff --git a/include/linux/utsname.h b/include/linux/utsname.h
index 3656b300de3a..69f39974c041 100644
--- a/include/linux/utsname.h
+++ b/include/linux/utsname.h
@@ -36,7 +36,6 @@ struct new_utsname {
 #include <linux/kref.h>
 #include <linux/nsproxy.h>
 #include <linux/err.h>
-#include <asm/atomic.h>
 
 struct uts_namespace {
 	struct kref kref;
diff --git a/include/linux/vgaarb.h b/include/linux/vgaarb.h
index e81c64af80c1..2dfaa293ae8c 100644
--- a/include/linux/vgaarb.h
+++ b/include/linux/vgaarb.h
@@ -1,5 +1,6 @@
 /*
- * vgaarb.c
+ * The VGA aribiter manages VGA space routing and VGA resource decode to
+ * allow multiple VGA devices to be used in a system in a safe way.
  *
  * (C) Copyright 2005 Benjamin Herrenschmidt <benh@kernel.crashing.org>
  * (C) Copyright 2007 Paulo R. Zanoni <przanoni@gmail.com>
@@ -41,7 +42,7 @@
  *     interrupts at any time.
  */
 extern void vga_set_legacy_decoding(struct pci_dev *pdev,
-									unsigned int decodes);
+				    unsigned int decodes);
 
 /**
  *     vga_get         - acquire & locks VGA resources
@@ -193,8 +194,17 @@ static inline int vga_conflicts(struct pci_dev *p1, struct pci_dev *p2)
  * They driver will get a callback when VGA arbitration is first used
  * by userspace since we some older X servers have issues.
  */
+#if defined(CONFIG_VGA_ARB)
 int vga_client_register(struct pci_dev *pdev, void *cookie,
 			void (*irq_set_state)(void *cookie, bool state),
 			unsigned int (*set_vga_decode)(void *cookie, bool state));
+#else
+static inline int vga_client_register(struct pci_dev *pdev, void *cookie,
+				      void (*irq_set_state)(void *cookie, bool state),
+				      unsigned int (*set_vga_decode)(void *cookie, bool state))
+{
+	return 0;
+}
+#endif
 
 #endif /* LINUX_VGA_H */
diff --git a/include/linux/videodev2.h b/include/linux/videodev2.h
index 3689d7d81fe9..b59e78c57161 100644
--- a/include/linux/videodev2.h
+++ b/include/linux/videodev2.h
@@ -910,9 +910,10 @@ enum v4l2_colorfx {
 	V4L2_COLORFX_SEPIA	= 2,
 };
 #define V4L2_CID_AUTOBRIGHTNESS			(V4L2_CID_BASE+32)
+#define V4L2_CID_BAND_STOP_FILTER		(V4L2_CID_BASE+33)
 
 /* last CID + 1 */
-#define V4L2_CID_LASTP1                         (V4L2_CID_BASE+33)
+#define V4L2_CID_LASTP1                         (V4L2_CID_BASE+34)
 
 /*  MPEG-class control IDs defined by V4L2 */
 #define V4L2_CID_MPEG_BASE 			(V4L2_CTRL_CLASS_MPEG | 0x900)
diff --git a/include/linux/virtio.h b/include/linux/virtio.h
index 4fca4f5440ba..057a2e010758 100644
--- a/include/linux/virtio.h
+++ b/include/linux/virtio.h
@@ -34,7 +34,7 @@ struct virtqueue {
  *	out_num: the number of sg readable by other side
  *	in_num: the number of sg which are writable (after readable ones)
  *	data: the token identifying the buffer.
- *      Returns 0 or an error.
+ *      Returns remaining capacity of queue (sg segments) or a negative error.
  * @kick: update after add_buf
  *	vq: the struct virtqueue
  *	After one or more add_buf calls, invoke this to kick the other side.
diff --git a/include/linux/virtio_9p.h b/include/linux/virtio_9p.h
index b3c4a60ceeb3..095e10d148b4 100644
--- a/include/linux/virtio_9p.h
+++ b/include/linux/virtio_9p.h
@@ -2,10 +2,9 @@
 #define _LINUX_VIRTIO_9P_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
-/* The ID for virtio console */
-#define VIRTIO_ID_9P	9
 /* Maximum number of virtio channels per partition (1 for now) */
 #define MAX_9P_CHAN	1
 
diff --git a/include/linux/virtio_balloon.h b/include/linux/virtio_balloon.h
index 8726ff77763e..1418f048cb34 100644
--- a/include/linux/virtio_balloon.h
+++ b/include/linux/virtio_balloon.h
@@ -2,11 +2,9 @@
 #define _LINUX_VIRTIO_BALLOON_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
-/* The ID for virtio_balloon */
-#define VIRTIO_ID_BALLOON	5
-
 /* The feature bitmap for virtio balloon */
 #define VIRTIO_BALLOON_F_MUST_TELL_HOST	0 /* Tell before reclaiming pages */
 
diff --git a/include/linux/virtio_blk.h b/include/linux/virtio_blk.h
index 8dab9f2b8832..fd294c56d571 100644
--- a/include/linux/virtio_blk.h
+++ b/include/linux/virtio_blk.h
@@ -3,11 +3,9 @@
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
-/* The ID for virtio_block */
-#define VIRTIO_ID_BLOCK	2
-
 /* Feature bits */
 #define VIRTIO_BLK_F_BARRIER	0	/* Does host support barriers? */
 #define VIRTIO_BLK_F_SIZE_MAX	1	/* Indicates maximum segment size */
@@ -16,9 +14,7 @@
 #define VIRTIO_BLK_F_RO		5	/* Disk is read-only */
 #define VIRTIO_BLK_F_BLK_SIZE	6	/* Block size of disk is available*/
 #define VIRTIO_BLK_F_SCSI	7	/* Supports scsi command passthru */
-#define VIRTIO_BLK_F_IDENTIFY	8	/* ATA IDENTIFY supported */
-
-#define VIRTIO_BLK_ID_BYTES	(sizeof(__u16[256]))	/* IDENTIFY DATA */
+#define VIRTIO_BLK_F_FLUSH	9	/* Cache flush command support */
 
 struct virtio_blk_config {
 	/* The capacity (in 512-byte sectors). */
@@ -35,9 +31,19 @@ struct virtio_blk_config {
 	} geometry;
 	/* block size of device (if VIRTIO_BLK_F_BLK_SIZE) */
 	__u32 blk_size;
-	__u8 identify[VIRTIO_BLK_ID_BYTES];
 } __attribute__((packed));
 
+/*
+ * Command types
+ *
+ * Usage is a bit tricky as some bits are used as flags and some are not.
+ *
+ * Rules:
+ *   VIRTIO_BLK_T_OUT may be combined with VIRTIO_BLK_T_SCSI_CMD or
+ *   VIRTIO_BLK_T_BARRIER.  VIRTIO_BLK_T_FLUSH is a command of its own
+ *   and may not be combined with any of the other flags.
+ */
+
 /* These two define direction. */
 #define VIRTIO_BLK_T_IN		0
 #define VIRTIO_BLK_T_OUT	1
@@ -45,6 +51,9 @@ struct virtio_blk_config {
 /* This bit says it's a scsi command, not an actual read or write. */
 #define VIRTIO_BLK_T_SCSI_CMD	2
 
+/* Cache flush command */
+#define VIRTIO_BLK_T_FLUSH	4
+
 /* Barrier before this op. */
 #define VIRTIO_BLK_T_BARRIER	0x80000000
 
diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h
index e547e3c8ee9a..0093dd7c1d6f 100644
--- a/include/linux/virtio_config.h
+++ b/include/linux/virtio_config.h
@@ -109,8 +109,7 @@ static inline bool virtio_has_feature(const struct virtio_device *vdev,
 				      unsigned int fbit)
 {
 	/* Did you forget to fix assumptions on max features? */
-	if (__builtin_constant_p(fbit))
-		BUILD_BUG_ON(fbit >= 32);
+	MAYBE_BUILD_BUG_ON(fbit >= 32);
 
 	if (fbit < VIRTIO_TRANSPORT_F_START)
 		virtio_check_driver_offered_feature(vdev, fbit);
diff --git a/include/linux/virtio_console.h b/include/linux/virtio_console.h
index dc161115ae35..fe885174cc1f 100644
--- a/include/linux/virtio_console.h
+++ b/include/linux/virtio_console.h
@@ -1,13 +1,11 @@
 #ifndef _LINUX_VIRTIO_CONSOLE_H
 #define _LINUX_VIRTIO_CONSOLE_H
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 /* This header, excluding the #ifdef __KERNEL__ part, is BSD licensed so
  * anyone can use the definitions to implement compatible drivers/servers. */
 
-/* The ID for virtio console */
-#define VIRTIO_ID_CONSOLE	3
-
 /* Feature bits */
 #define VIRTIO_CONSOLE_F_SIZE	0	/* Does host provide console size? */
 
diff --git a/include/linux/virtio_ids.h b/include/linux/virtio_ids.h
new file mode 100644
index 000000000000..06660c0a78d7
--- /dev/null
+++ b/include/linux/virtio_ids.h
@@ -0,0 +1,17 @@
+#ifndef _LINUX_VIRTIO_IDS_H
+#define _LINUX_VIRTIO_IDS_H
+/*
+ * Virtio IDs
+ *
+ * This header is BSD licensed so anyone can use the definitions to implement
+ * compatible drivers/servers.
+ */
+
+#define VIRTIO_ID_NET		1 /* virtio net */
+#define VIRTIO_ID_BLOCK		2 /* virtio block */
+#define VIRTIO_ID_CONSOLE	3 /* virtio console */
+#define VIRTIO_ID_RNG		4 /* virtio ring */
+#define VIRTIO_ID_BALLOON	5 /* virtio balloon */
+#define VIRTIO_ID_9P		9 /* 9p virtio console */
+
+#endif /* _LINUX_VIRTIO_IDS_H */
diff --git a/include/linux/virtio_net.h b/include/linux/virtio_net.h
index d8dd539c9f48..085e42298ce5 100644
--- a/include/linux/virtio_net.h
+++ b/include/linux/virtio_net.h
@@ -3,12 +3,10 @@
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
 #include <linux/types.h>
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 #include <linux/if_ether.h>
 
-/* The ID for virtio_net */
-#define VIRTIO_ID_NET	1
-
 /* The feature bitmap for virtio net */
 #define VIRTIO_NET_F_CSUM	0	/* Host handles pkts w/ partial csum */
 #define VIRTIO_NET_F_GUEST_CSUM	1	/* Guest handles pkts w/ partial csum */
diff --git a/include/linux/virtio_rng.h b/include/linux/virtio_rng.h
index 1a85dab8a940..c4d5de896f0c 100644
--- a/include/linux/virtio_rng.h
+++ b/include/linux/virtio_rng.h
@@ -2,9 +2,7 @@
 #define _LINUX_VIRTIO_RNG_H
 /* This header is BSD licensed so anyone can use the definitions to implement
  * compatible drivers/servers. */
+#include <linux/virtio_ids.h>
 #include <linux/virtio_config.h>
 
-/* The ID for virtio_rng */
-#define VIRTIO_ID_RNG	4
-
 #endif /* _LINUX_VIRTIO_RNG_H */
diff --git a/include/linux/vmstat.h b/include/linux/vmstat.h
index 81a97cf8f0a0..2d0f222388a8 100644
--- a/include/linux/vmstat.h
+++ b/include/linux/vmstat.h
@@ -166,15 +166,8 @@ static inline unsigned long zone_page_state(struct zone *zone,
 	return x;
 }
 
-extern unsigned long global_lru_pages(void);
-
-static inline unsigned long zone_lru_pages(struct zone *zone)
-{
-	return (zone_page_state(zone, NR_ACTIVE_ANON)
-		+ zone_page_state(zone, NR_ACTIVE_FILE)
-		+ zone_page_state(zone, NR_INACTIVE_ANON)
-		+ zone_page_state(zone, NR_INACTIVE_FILE));
-}
+extern unsigned long global_reclaimable_pages(void);
+extern unsigned long zone_reclaimable_pages(struct zone *zone);
 
 #ifdef CONFIG_NUMA
 /*
@@ -210,11 +203,6 @@ extern void zone_statistics(struct zone *, struct zone *);
 
 #endif /* CONFIG_NUMA */
 
-#define __add_zone_page_state(__z, __i, __d)	\
-		__mod_zone_page_state(__z, __i, __d)
-#define __sub_zone_page_state(__z, __i, __d)	\
-		__mod_zone_page_state(__z, __i,-(__d))
-
 #define add_zone_page_state(__z, __i, __d) mod_zone_page_state(__z, __i, __d)
 #define sub_zone_page_state(__z, __i, __d) mod_zone_page_state(__z, __i, -(__d))
 
diff --git a/include/linux/vt.h b/include/linux/vt.h
index 02c1c0288770..7ffa11f06232 100644
--- a/include/linux/vt.h
+++ b/include/linux/vt.h
@@ -1,17 +1,6 @@
 #ifndef _LINUX_VT_H
 #define _LINUX_VT_H
 
-#ifdef __KERNEL__
-struct notifier_block;
-
-struct vt_notifier_param {
-	struct vc_data *vc;	/* VC on which the update happened */
-	unsigned int c;		/* Printed char */
-};
-
-extern int register_vt_notifier(struct notifier_block *nb);
-extern int unregister_vt_notifier(struct notifier_block *nb);
-#endif
 
 /*
  * These constants are also useful for user-level apps (e.g., VC
@@ -74,4 +63,25 @@ struct vt_consize {
 #define VT_UNLOCKSWITCH 0x560C  /* allow vt switching */
 #define VT_GETHIFONTMASK 0x560D  /* return hi font mask */
 
+struct vt_event {
+	unsigned int event;
+#define VT_EVENT_SWITCH		0x0001	/* Console switch */
+#define VT_EVENT_BLANK		0x0002	/* Screen blank */
+#define VT_EVENT_UNBLANK	0x0004	/* Screen unblank */
+#define VT_EVENT_RESIZE		0x0008	/* Resize display */
+#define VT_MAX_EVENT		0x000F
+	unsigned int oldev;		/* Old console */
+	unsigned int newev;		/* New console (if changing) */
+	unsigned int pad[4];		/* Padding for expansion */
+};
+
+#define VT_WAITEVENT	0x560E	/* Wait for an event */
+
+struct vt_setactivate {
+	unsigned int console;
+	struct vt_mode mode;
+};
+
+#define VT_SETACTIVATE	0x560F	/* Activate and set the mode of a console */
+
 #endif /* _LINUX_VT_H */
diff --git a/include/linux/vt_kern.h b/include/linux/vt_kern.h
index 2f1113467f70..c0c4e1103a73 100644
--- a/include/linux/vt_kern.h
+++ b/include/linux/vt_kern.h
@@ -13,6 +13,7 @@
 #include <linux/console_struct.h>
 #include <linux/mm.h>
 #include <linux/consolemap.h>
+#include <linux/notifier.h>
 
 /*
  * Presently, a lot of graphics programs do not restore the contents of
@@ -91,7 +92,8 @@ int con_copy_unimap(struct vc_data *dst_vc, struct vc_data *src_vc);
 #endif
 
 /* vt.c */
-int vt_waitactive(int vt);
+void vt_event_post(unsigned int event, unsigned int old, unsigned int new);
+int vt_waitactive(int n);
 void change_console(struct vc_data *new_vc);
 void reset_vc(struct vc_data *vc);
 extern int unbind_con_driver(const struct consw *csw, int first, int last,
@@ -116,4 +118,16 @@ struct vt_spawn_console {
 };
 extern struct vt_spawn_console vt_spawn_con;
 
+extern int vt_move_to_console(unsigned int vt, int alloc);
+
+/* Interfaces for VC notification of character events (for accessibility etc) */
+
+struct vt_notifier_param {
+	struct vc_data *vc;	/* VC on which the update happened */
+	unsigned int c;		/* Printed char */
+};
+
+extern int register_vt_notifier(struct notifier_block *nb);
+extern int unregister_vt_notifier(struct notifier_block *nb);
+
 #endif /* _VT_KERN_H */
diff --git a/include/linux/wm97xx.h b/include/linux/wm97xx.h
index 0c9878123d5f..38e8c4d9289e 100644
--- a/include/linux/wm97xx.h
+++ b/include/linux/wm97xx.h
@@ -293,6 +293,24 @@ struct wm97xx {
 	u16 suspend_mode;               /* PRP in suspend mode */
 };
 
+struct wm97xx_batt_pdata {
+	int	batt_aux;
+	int	temp_aux;
+	int	charge_gpio;
+	int	min_voltage;
+	int	max_voltage;
+	int	batt_div;
+	int	batt_mult;
+	int	temp_div;
+	int	temp_mult;
+	int	batt_tech;
+	char	*batt_name;
+};
+
+struct wm97xx_pdata {
+	struct wm97xx_batt_pdata	*batt_pdata;	/* battery data */
+};
+
 /*
  * Codec GPIO access (not supported on WM9705)
  * This can be used to set/get codec GPIO and Virtual GPIO status.
diff --git a/include/linux/wm97xx_batt.h b/include/linux/wm97xx_batt.h
index 9681d1ab0e4f..a1d6419c2ff8 100644
--- a/include/linux/wm97xx_batt.h
+++ b/include/linux/wm97xx_batt.h
@@ -3,22 +3,12 @@
 
 #include <linux/wm97xx.h>
 
-struct wm97xx_batt_info {
-	int	batt_aux;
-	int	temp_aux;
-	int	charge_gpio;
-	int	min_voltage;
-	int	max_voltage;
-	int	batt_div;
-	int	batt_mult;
-	int	temp_div;
-	int	temp_mult;
-	int	batt_tech;
-	char	*batt_name;
-};
+#warning This file will be removed soon, use wm97xx.h instead!
+
+#define wm97xx_batt_info wm97xx_batt_pdata
 
 #ifdef CONFIG_BATTERY_WM97XX
-void __init wm97xx_bat_set_pdata(struct wm97xx_batt_info *data);
+void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data);
 #else
 static inline void wm97xx_bat_set_pdata(struct wm97xx_batt_info *data) {}
 #endif
diff --git a/include/linux/workqueue.h b/include/linux/workqueue.h
index 6273fa97b527..cf24c20de9e4 100644
--- a/include/linux/workqueue.h
+++ b/include/linux/workqueue.h
@@ -94,7 +94,7 @@ struct execute_work {
 /*
  * initialize all of a work item in one go
  *
- * NOTE! No point in using "atomic_long_set()": useing a direct
+ * NOTE! No point in using "atomic_long_set()": using a direct
  * assignment of the work data initializer allows the compiler
  * to generate better code.
  */
@@ -207,6 +207,7 @@ extern int queue_delayed_work_on(int cpu, struct workqueue_struct *wq,
 
 extern void flush_workqueue(struct workqueue_struct *wq);
 extern void flush_scheduled_work(void);
+extern void flush_delayed_work(struct delayed_work *work);
 
 extern int schedule_work(struct work_struct *work);
 extern int schedule_work_on(int cpu, struct work_struct *work);
diff --git a/include/linux/writeback.h b/include/linux/writeback.h
index 75cf58666ff9..66ebddcff664 100644
--- a/include/linux/writeback.h
+++ b/include/linux/writeback.h
@@ -110,21 +110,20 @@ extern int laptop_mode;
 extern unsigned long determine_dirtyable_memory(void);
 
 extern int dirty_background_ratio_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos);
 extern int dirty_background_bytes_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos);
 extern int dirty_ratio_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos);
 extern int dirty_bytes_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos);
 
 struct ctl_table;
-struct file;
-int dirty_writeback_centisecs_handler(struct ctl_table *, int, struct file *,
+int dirty_writeback_centisecs_handler(struct ctl_table *, int,
 				      void __user *, size_t *, loff_t *);
 
 void get_dirty_limits(unsigned long *pbackground, unsigned long *pdirty,
diff --git a/include/media/davinci/ccdc_types.h b/include/media/davinci/ccdc_types.h
new file mode 100644
index 000000000000..5773874bf266
--- /dev/null
+++ b/include/media/davinci/ccdc_types.h
@@ -0,0 +1,43 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
+ *
+ **************************************************************************/
+#ifndef _CCDC_TYPES_H
+#define _CCDC_TYPES_H
+enum ccdc_pixfmt {
+	CCDC_PIXFMT_RAW,
+	CCDC_PIXFMT_YCBCR_16BIT,
+	CCDC_PIXFMT_YCBCR_8BIT
+};
+
+enum ccdc_frmfmt {
+	CCDC_FRMFMT_PROGRESSIVE,
+	CCDC_FRMFMT_INTERLACED
+};
+
+/* PIXEL ORDER IN MEMORY from LSB to MSB */
+/* only applicable for 8-bit input mode  */
+enum ccdc_pixorder {
+	CCDC_PIXORDER_YCBYCR,
+	CCDC_PIXORDER_CBYCRY,
+};
+
+enum ccdc_buftype {
+	CCDC_BUFTYPE_FLD_INTERLEAVED,
+	CCDC_BUFTYPE_FLD_SEPARATED
+};
+#endif
diff --git a/include/media/davinci/dm355_ccdc.h b/include/media/davinci/dm355_ccdc.h
new file mode 100644
index 000000000000..df8a7b107477
--- /dev/null
+++ b/include/media/davinci/dm355_ccdc.h
@@ -0,0 +1,321 @@
+/*
+ * Copyright (C) 2005-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _DM355_CCDC_H
+#define _DM355_CCDC_H
+#include <media/davinci/ccdc_types.h>
+#include <media/davinci/vpfe_types.h>
+
+/* enum for No of pixel per line to be avg. in Black Clamping */
+enum ccdc_sample_length {
+	CCDC_SAMPLE_1PIXELS,
+	CCDC_SAMPLE_2PIXELS,
+	CCDC_SAMPLE_4PIXELS,
+	CCDC_SAMPLE_8PIXELS,
+	CCDC_SAMPLE_16PIXELS
+};
+
+/* enum for No of lines in Black Clamping */
+enum ccdc_sample_line {
+	CCDC_SAMPLE_1LINES,
+	CCDC_SAMPLE_2LINES,
+	CCDC_SAMPLE_4LINES,
+	CCDC_SAMPLE_8LINES,
+	CCDC_SAMPLE_16LINES
+};
+
+/* enum for Alaw gama width */
+enum ccdc_gamma_width {
+	CCDC_GAMMA_BITS_13_4,
+	CCDC_GAMMA_BITS_12_3,
+	CCDC_GAMMA_BITS_11_2,
+	CCDC_GAMMA_BITS_10_1,
+	CCDC_GAMMA_BITS_09_0
+};
+
+enum ccdc_colpats {
+	CCDC_RED,
+	CCDC_GREEN_RED,
+	CCDC_GREEN_BLUE,
+	CCDC_BLUE
+};
+
+struct ccdc_col_pat {
+	enum ccdc_colpats olop;
+	enum ccdc_colpats olep;
+	enum ccdc_colpats elop;
+	enum ccdc_colpats elep;
+};
+
+enum ccdc_datasft {
+	CCDC_DATA_NO_SHIFT,
+	CCDC_DATA_SHIFT_1BIT,
+	CCDC_DATA_SHIFT_2BIT,
+	CCDC_DATA_SHIFT_3BIT,
+	CCDC_DATA_SHIFT_4BIT,
+	CCDC_DATA_SHIFT_5BIT,
+	CCDC_DATA_SHIFT_6BIT
+};
+
+enum ccdc_data_size {
+	CCDC_DATA_16BITS,
+	CCDC_DATA_15BITS,
+	CCDC_DATA_14BITS,
+	CCDC_DATA_13BITS,
+	CCDC_DATA_12BITS,
+	CCDC_DATA_11BITS,
+	CCDC_DATA_10BITS,
+	CCDC_DATA_8BITS
+};
+enum ccdc_mfilt1 {
+	CCDC_NO_MEDIAN_FILTER1,
+	CCDC_AVERAGE_FILTER1,
+	CCDC_MEDIAN_FILTER1
+};
+
+enum ccdc_mfilt2 {
+	CCDC_NO_MEDIAN_FILTER2,
+	CCDC_AVERAGE_FILTER2,
+	CCDC_MEDIAN_FILTER2
+};
+
+/* structure for ALaw */
+struct ccdc_a_law {
+	/* Enable/disable A-Law */
+	unsigned char enable;
+	/* Gama Width Input */
+	enum ccdc_gamma_width gama_wd;
+};
+
+/* structure for Black Clamping */
+struct ccdc_black_clamp {
+	/* only if bClampEnable is TRUE */
+	unsigned char b_clamp_enable;
+	/* only if bClampEnable is TRUE */
+	enum ccdc_sample_length sample_pixel;
+	/* only if bClampEnable is TRUE */
+	enum ccdc_sample_line sample_ln;
+	/* only if bClampEnable is TRUE */
+	unsigned short start_pixel;
+	/* only if bClampEnable is FALSE */
+	unsigned short sgain;
+	unsigned short dc_sub;
+};
+
+/* structure for Black Level Compensation */
+struct ccdc_black_compensation {
+	/* Constant value to subtract from Red component */
+	unsigned char r;
+	/* Constant value to subtract from Gr component */
+	unsigned char gr;
+	/* Constant value to subtract from Blue component */
+	unsigned char b;
+	/* Constant value to subtract from Gb component */
+	unsigned char gb;
+};
+
+struct ccdc_float {
+	int integer;
+	unsigned int decimal;
+};
+
+#define CCDC_CSC_COEFF_TABLE_SIZE	16
+/* structure for color space converter */
+struct ccdc_csc {
+	unsigned char enable;
+	/*
+	 * S8Q5. Use 2 decimal precision, user values range from -3.00 to 3.99.
+	 * example - to use 1.03, set integer part as 1, and decimal part as 3
+	 * to use -1.03, set integer part as -1 and decimal part as 3
+	 */
+	struct ccdc_float coeff[CCDC_CSC_COEFF_TABLE_SIZE];
+};
+
+/* Structures for Vertical Defect Correction*/
+enum ccdc_vdf_csl {
+	CCDC_VDF_NORMAL,
+	CCDC_VDF_HORZ_INTERPOL_SAT,
+	CCDC_VDF_HORZ_INTERPOL
+};
+
+enum ccdc_vdf_cuda {
+	CCDC_VDF_WHOLE_LINE_CORRECT,
+	CCDC_VDF_UPPER_DISABLE
+};
+
+enum ccdc_dfc_mwr {
+	CCDC_DFC_MWR_WRITE_COMPLETE,
+	CCDC_DFC_WRITE_REG
+};
+
+enum ccdc_dfc_mrd {
+	CCDC_DFC_READ_COMPLETE,
+	CCDC_DFC_READ_REG
+};
+
+enum ccdc_dfc_ma_rst {
+	CCDC_DFC_INCR_ADDR,
+	CCDC_DFC_CLR_ADDR
+};
+
+enum ccdc_dfc_mclr {
+	CCDC_DFC_CLEAR_COMPLETE,
+	CCDC_DFC_CLEAR
+};
+
+struct ccdc_dft_corr_ctl {
+	enum ccdc_vdf_csl vdfcsl;
+	enum ccdc_vdf_cuda vdfcuda;
+	unsigned int vdflsft;
+};
+
+struct ccdc_dft_corr_mem_ctl {
+	enum ccdc_dfc_mwr dfcmwr;
+	enum ccdc_dfc_mrd dfcmrd;
+	enum ccdc_dfc_ma_rst dfcmarst;
+	enum ccdc_dfc_mclr dfcmclr;
+};
+
+#define CCDC_DFT_TABLE_SIZE	16
+/*
+ * Main Structure for vertical defect correction. Vertical defect
+ * correction can correct upto 16 defects if defects less than 16
+ * then pad the rest with 0
+ */
+struct ccdc_vertical_dft {
+	unsigned char ver_dft_en;
+	unsigned char gen_dft_en;
+	unsigned int saturation_ctl;
+	struct ccdc_dft_corr_ctl dft_corr_ctl;
+	struct ccdc_dft_corr_mem_ctl dft_corr_mem_ctl;
+	int table_size;
+	unsigned int dft_corr_horz[CCDC_DFT_TABLE_SIZE];
+	unsigned int dft_corr_vert[CCDC_DFT_TABLE_SIZE];
+	unsigned int dft_corr_sub1[CCDC_DFT_TABLE_SIZE];
+	unsigned int dft_corr_sub2[CCDC_DFT_TABLE_SIZE];
+	unsigned int dft_corr_sub3[CCDC_DFT_TABLE_SIZE];
+};
+
+struct ccdc_data_offset {
+	unsigned char horz_offset;
+	unsigned char vert_offset;
+};
+
+/*
+ * Structure for CCDC configuration parameters for raw capture mode passed
+ * by application
+ */
+struct ccdc_config_params_raw {
+	/* data shift to be applied before storing */
+	enum ccdc_datasft datasft;
+	/* data size value from 8 to 16 bits */
+	enum ccdc_data_size data_sz;
+	/* median filter for sdram */
+	enum ccdc_mfilt1 mfilt1;
+	enum ccdc_mfilt2 mfilt2;
+	/* low pass filter enable/disable */
+	unsigned char lpf_enable;
+	/* Threshold of median filter */
+	int med_filt_thres;
+	/*
+	 * horz and vertical data offset. Appliable for defect correction
+	 * and lsc
+	 */
+	struct ccdc_data_offset data_offset;
+	/* Structure for Optional A-Law */
+	struct ccdc_a_law alaw;
+	/* Structure for Optical Black Clamp */
+	struct ccdc_black_clamp blk_clamp;
+	/* Structure for Black Compensation */
+	struct ccdc_black_compensation blk_comp;
+	/* struture for vertical Defect Correction Module Configuration */
+	struct ccdc_vertical_dft vertical_dft;
+	/* structure for color space converter Module Configuration */
+	struct ccdc_csc csc;
+	/* color patters for bayer capture */
+	struct ccdc_col_pat col_pat_field0;
+	struct ccdc_col_pat col_pat_field1;
+};
+
+#ifdef __KERNEL__
+#include <linux/io.h>
+
+#define CCDC_WIN_PAL	{0, 0, 720, 576}
+#define CCDC_WIN_VGA	{0, 0, 640, 480}
+
+struct ccdc_params_ycbcr {
+	/* pixel format */
+	enum ccdc_pixfmt pix_fmt;
+	/* progressive or interlaced frame */
+	enum ccdc_frmfmt frm_fmt;
+	/* video window */
+	struct v4l2_rect win;
+	/* field id polarity */
+	enum vpfe_pin_pol fid_pol;
+	/* vertical sync polarity */
+	enum vpfe_pin_pol vd_pol;
+	/* horizontal sync polarity */
+	enum vpfe_pin_pol hd_pol;
+	/* enable BT.656 embedded sync mode */
+	int bt656_enable;
+	/* cb:y:cr:y or y:cb:y:cr in memory */
+	enum ccdc_pixorder pix_order;
+	/* interleaved or separated fields  */
+	enum ccdc_buftype buf_type;
+};
+
+/* Gain applied to Raw Bayer data */
+struct ccdc_gain {
+	unsigned short r_ye;
+	unsigned short gr_cy;
+	unsigned short gb_g;
+	unsigned short b_mg;
+};
+
+/* Structure for CCDC configuration parameters for raw capture mode */
+struct ccdc_params_raw {
+	/* pixel format */
+	enum ccdc_pixfmt pix_fmt;
+	/* progressive or interlaced frame */
+	enum ccdc_frmfmt frm_fmt;
+	/* video window */
+	struct v4l2_rect win;
+	/* field id polarity */
+	enum vpfe_pin_pol fid_pol;
+	/* vertical sync polarity */
+	enum vpfe_pin_pol vd_pol;
+	/* horizontal sync polarity */
+	enum vpfe_pin_pol hd_pol;
+	/* interleaved or separated fields */
+	enum ccdc_buftype buf_type;
+	/* Gain values */
+	struct ccdc_gain gain;
+	/* offset */
+	unsigned int ccdc_offset;
+	/* horizontal flip enable */
+	unsigned char horz_flip_enable;
+	/*
+	 * enable to store the image in inverse order in memory
+	 * (bottom to top)
+	 */
+	unsigned char image_invert_enable;
+	/* Configurable part of raw data */
+	struct ccdc_config_params_raw config_params;
+};
+
+#endif
+#endif				/* DM355_CCDC_H */
diff --git a/include/media/davinci/dm644x_ccdc.h b/include/media/davinci/dm644x_ccdc.h
new file mode 100644
index 000000000000..3e178eb52fb3
--- /dev/null
+++ b/include/media/davinci/dm644x_ccdc.h
@@ -0,0 +1,184 @@
+/*
+ * Copyright (C) 2006-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+#ifndef _DM644X_CCDC_H
+#define _DM644X_CCDC_H
+#include <media/davinci/ccdc_types.h>
+#include <media/davinci/vpfe_types.h>
+
+/* enum for No of pixel per line to be avg. in Black Clamping*/
+enum ccdc_sample_length {
+	CCDC_SAMPLE_1PIXELS,
+	CCDC_SAMPLE_2PIXELS,
+	CCDC_SAMPLE_4PIXELS,
+	CCDC_SAMPLE_8PIXELS,
+	CCDC_SAMPLE_16PIXELS
+};
+
+/* enum for No of lines in Black Clamping */
+enum ccdc_sample_line {
+	CCDC_SAMPLE_1LINES,
+	CCDC_SAMPLE_2LINES,
+	CCDC_SAMPLE_4LINES,
+	CCDC_SAMPLE_8LINES,
+	CCDC_SAMPLE_16LINES
+};
+
+/* enum for Alaw gama width */
+enum ccdc_gama_width {
+	CCDC_GAMMA_BITS_15_6,
+	CCDC_GAMMA_BITS_14_5,
+	CCDC_GAMMA_BITS_13_4,
+	CCDC_GAMMA_BITS_12_3,
+	CCDC_GAMMA_BITS_11_2,
+	CCDC_GAMMA_BITS_10_1,
+	CCDC_GAMMA_BITS_09_0
+};
+
+enum ccdc_data_size {
+	CCDC_DATA_16BITS,
+	CCDC_DATA_15BITS,
+	CCDC_DATA_14BITS,
+	CCDC_DATA_13BITS,
+	CCDC_DATA_12BITS,
+	CCDC_DATA_11BITS,
+	CCDC_DATA_10BITS,
+	CCDC_DATA_8BITS
+};
+
+/* structure for ALaw */
+struct ccdc_a_law {
+	/* Enable/disable A-Law */
+	unsigned char enable;
+	/* Gama Width Input */
+	enum ccdc_gama_width gama_wd;
+};
+
+/* structure for Black Clamping */
+struct ccdc_black_clamp {
+	unsigned char enable;
+	/* only if bClampEnable is TRUE */
+	enum ccdc_sample_length sample_pixel;
+	/* only if bClampEnable is TRUE */
+	enum ccdc_sample_line sample_ln;
+	/* only if bClampEnable is TRUE */
+	unsigned short start_pixel;
+	/* only if bClampEnable is TRUE */
+	unsigned short sgain;
+	/* only if bClampEnable is FALSE */
+	unsigned short dc_sub;
+};
+
+/* structure for Black Level Compensation */
+struct ccdc_black_compensation {
+	/* Constant value to subtract from Red component */
+	char r;
+	/* Constant value to subtract from Gr component */
+	char gr;
+	/* Constant value to subtract from Blue component */
+	char b;
+	/* Constant value to subtract from Gb component */
+	char gb;
+};
+
+/* structure for fault pixel correction */
+struct ccdc_fault_pixel {
+	/* Enable or Disable fault pixel correction */
+	unsigned char enable;
+	/* Number of fault pixel */
+	unsigned short fp_num;
+	/* Address of fault pixel table */
+	unsigned int fpc_table_addr;
+};
+
+/* Structure for CCDC configuration parameters for raw capture mode passed
+ * by application
+ */
+struct ccdc_config_params_raw {
+	/* data size value from 8 to 16 bits */
+	enum ccdc_data_size data_sz;
+	/* Structure for Optional A-Law */
+	struct ccdc_a_law alaw;
+	/* Structure for Optical Black Clamp */
+	struct ccdc_black_clamp blk_clamp;
+	/* Structure for Black Compensation */
+	struct ccdc_black_compensation blk_comp;
+	/* Structure for Fault Pixel Module Configuration */
+	struct ccdc_fault_pixel fault_pxl;
+};
+
+
+#ifdef __KERNEL__
+#include <linux/io.h>
+/* Define to enable/disable video port */
+#define FP_NUM_BYTES		4
+/* Define for extra pixel/line and extra lines/frame */
+#define NUM_EXTRAPIXELS		8
+#define NUM_EXTRALINES		8
+
+/* settings for commonly used video formats */
+#define CCDC_WIN_PAL     {0, 0, 720, 576}
+/* ntsc square pixel */
+#define CCDC_WIN_VGA	{0, 0, (640 + NUM_EXTRAPIXELS), (480 + NUM_EXTRALINES)}
+
+/* Structure for CCDC configuration parameters for raw capture mode */
+struct ccdc_params_raw {
+	/* pixel format */
+	enum ccdc_pixfmt pix_fmt;
+	/* progressive or interlaced frame */
+	enum ccdc_frmfmt frm_fmt;
+	/* video window */
+	struct v4l2_rect win;
+	/* field id polarity */
+	enum vpfe_pin_pol fid_pol;
+	/* vertical sync polarity */
+	enum vpfe_pin_pol vd_pol;
+	/* horizontal sync polarity */
+	enum vpfe_pin_pol hd_pol;
+	/* interleaved or separated fields */
+	enum ccdc_buftype buf_type;
+	/*
+	 * enable to store the image in inverse
+	 * order in memory(bottom to top)
+	 */
+	unsigned char image_invert_enable;
+	/* configurable paramaters */
+	struct ccdc_config_params_raw config_params;
+};
+
+struct ccdc_params_ycbcr {
+	/* pixel format */
+	enum ccdc_pixfmt pix_fmt;
+	/* progressive or interlaced frame */
+	enum ccdc_frmfmt frm_fmt;
+	/* video window */
+	struct v4l2_rect win;
+	/* field id polarity */
+	enum vpfe_pin_pol fid_pol;
+	/* vertical sync polarity */
+	enum vpfe_pin_pol vd_pol;
+	/* horizontal sync polarity */
+	enum vpfe_pin_pol hd_pol;
+	/* enable BT.656 embedded sync mode */
+	int bt656_enable;
+	/* cb:y:cr:y or y:cb:y:cr in memory */
+	enum ccdc_pixorder pix_order;
+	/* interleaved or separated fields  */
+	enum ccdc_buftype buf_type;
+};
+#endif
+#endif				/* _DM644X_CCDC_H */
diff --git a/include/media/davinci/vpfe_capture.h b/include/media/davinci/vpfe_capture.h
new file mode 100644
index 000000000000..71d8982e13ff
--- /dev/null
+++ b/include/media/davinci/vpfe_capture.h
@@ -0,0 +1,198 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ */
+
+#ifndef _VPFE_CAPTURE_H
+#define _VPFE_CAPTURE_H
+
+#ifdef __KERNEL__
+
+/* Header files */
+#include <media/v4l2-dev.h>
+#include <linux/videodev2.h>
+#include <linux/clk.h>
+#include <linux/i2c.h>
+#include <media/v4l2-ioctl.h>
+#include <media/v4l2-device.h>
+#include <media/videobuf-dma-contig.h>
+#include <media/davinci/vpfe_types.h>
+
+#define VPFE_CAPTURE_NUM_DECODERS        5
+
+/* Macros */
+#define VPFE_MAJOR_RELEASE              0
+#define VPFE_MINOR_RELEASE              0
+#define VPFE_BUILD                      1
+#define VPFE_CAPTURE_VERSION_CODE       ((VPFE_MAJOR_RELEASE << 16) | \
+					(VPFE_MINOR_RELEASE << 8)  | \
+					VPFE_BUILD)
+
+#define CAPTURE_DRV_NAME		"vpfe-capture"
+
+struct vpfe_pixel_format {
+	struct v4l2_fmtdesc fmtdesc;
+	/* bytes per pixel */
+	int bpp;
+};
+
+struct vpfe_std_info {
+	int active_pixels;
+	int active_lines;
+	/* current frame format */
+	int frame_format;
+};
+
+struct vpfe_route {
+	u32 input;
+	u32 output;
+};
+
+struct vpfe_subdev_info {
+	/* Sub device name */
+	char name[32];
+	/* Sub device group id */
+	int grp_id;
+	/* Number of inputs supported */
+	int num_inputs;
+	/* inputs available at the sub device */
+	struct v4l2_input *inputs;
+	/* Sub dev routing information for each input */
+	struct vpfe_route *routes;
+	/* check if sub dev supports routing */
+	int can_route;
+	/* ccdc bus/interface configuration */
+	struct vpfe_hw_if_param ccdc_if_params;
+	/* i2c subdevice board info */
+	struct i2c_board_info board_info;
+};
+
+struct vpfe_config {
+	/* Number of sub devices connected to vpfe */
+	int num_subdevs;
+	/* information about each subdev */
+	struct vpfe_subdev_info *sub_devs;
+	/* evm card info */
+	char *card_name;
+	/* ccdc name */
+	char *ccdc;
+	/* vpfe clock */
+	struct clk *vpssclk;
+	struct clk *slaveclk;
+};
+
+struct vpfe_device {
+	/* V4l2 specific parameters */
+	/* Identifies video device for this channel */
+	struct video_device *video_dev;
+	/* sub devices */
+	struct v4l2_subdev **sd;
+	/* vpfe cfg */
+	struct vpfe_config *cfg;
+	/* V4l2 device */
+	struct v4l2_device v4l2_dev;
+	/* parent device */
+	struct device *pdev;
+	/* Used to keep track of state of the priority */
+	struct v4l2_prio_state prio;
+	/* number of open instances of the channel */
+	u32 usrs;
+	/* Indicates id of the field which is being displayed */
+	u32 field_id;
+	/* flag to indicate whether decoder is initialized */
+	u8 initialized;
+	/* current interface type */
+	struct vpfe_hw_if_param vpfe_if_params;
+	/* ptr to currently selected sub device */
+	struct vpfe_subdev_info *current_subdev;
+	/* current input at the sub device */
+	int current_input;
+	/* Keeps track of the information about the standard */
+	struct vpfe_std_info std_info;
+	/* std index into std table */
+	int std_index;
+	/* CCDC IRQs used when CCDC/ISIF output to SDRAM */
+	unsigned int ccdc_irq0;
+	unsigned int ccdc_irq1;
+	/* number of buffers in fbuffers */
+	u32 numbuffers;
+	/* List of buffer pointers for storing frames */
+	u8 *fbuffers[VIDEO_MAX_FRAME];
+	/* Pointer pointing to current v4l2_buffer */
+	struct videobuf_buffer *cur_frm;
+	/* Pointer pointing to next v4l2_buffer */
+	struct videobuf_buffer *next_frm;
+	/*
+	 * This field keeps track of type of buffer exchange mechanism
+	 * user has selected
+	 */
+	enum v4l2_memory memory;
+	/* Used to store pixel format */
+	struct v4l2_format fmt;
+	/*
+	 * used when IMP is chained to store the crop window which
+	 * is different from the image window
+	 */
+	struct v4l2_rect crop;
+	/* Buffer queue used in video-buf */
+	struct videobuf_queue buffer_queue;
+	/* Queue of filled frames */
+	struct list_head dma_queue;
+	/* Used in video-buf */
+	spinlock_t irqlock;
+	/* IRQ lock for DMA queue */
+	spinlock_t dma_queue_lock;
+	/* lock used to access this structure */
+	struct mutex lock;
+	/* number of users performing IO */
+	u32 io_usrs;
+	/* Indicates whether streaming started */
+	u8 started;
+	/*
+	 * offset where second field starts from the starting of the
+	 * buffer for field seperated YCbCr formats
+	 */
+	u32 field_off;
+};
+
+/* File handle structure */
+struct vpfe_fh {
+	struct vpfe_device *vpfe_dev;
+	/* Indicates whether this file handle is doing IO */
+	u8 io_allowed;
+	/* Used to keep track priority of this instance */
+	enum v4l2_priority prio;
+};
+
+struct vpfe_config_params {
+	u8 min_numbuffers;
+	u8 numbuffers;
+	u32 min_bufsize;
+	u32 device_bufsize;
+};
+
+#endif				/* End of __KERNEL__ */
+/**
+ * VPFE_CMD_S_CCDC_RAW_PARAMS - EXPERIMENTAL IOCTL to set raw capture params
+ * This can be used to configure modules such as defect pixel correction,
+ * color space conversion, culling etc. This is an experimental ioctl that
+ * will change in future kernels. So use this ioctl with care !
+ * TODO: This is to be split into multiple ioctls and also explore the
+ * possibility of extending the v4l2 api to include this
+ **/
+#define VPFE_CMD_S_CCDC_RAW_PARAMS _IOW('V', BASE_VIDIOC_PRIVATE + 1, \
+					void *)
+#endif				/* _DAVINCI_VPFE_H */
diff --git a/include/media/davinci/vpfe_types.h b/include/media/davinci/vpfe_types.h
new file mode 100644
index 000000000000..76fb74bad08c
--- /dev/null
+++ b/include/media/davinci/vpfe_types.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option)any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ */
+#ifndef _VPFE_TYPES_H
+#define _VPFE_TYPES_H
+
+#ifdef __KERNEL__
+
+enum vpfe_pin_pol {
+	VPFE_PINPOL_POSITIVE,
+	VPFE_PINPOL_NEGATIVE
+};
+
+enum vpfe_hw_if_type {
+	/* BT656 - 8 bit */
+	VPFE_BT656,
+	/* BT1120 - 16 bit */
+	VPFE_BT1120,
+	/* Raw Bayer */
+	VPFE_RAW_BAYER,
+	/* YCbCr - 8 bit with external sync */
+	VPFE_YCBCR_SYNC_8,
+	/* YCbCr - 16 bit with external sync */
+	VPFE_YCBCR_SYNC_16,
+	/* BT656 - 10 bit */
+	VPFE_BT656_10BIT
+};
+
+/* interface description */
+struct vpfe_hw_if_param {
+	enum vpfe_hw_if_type if_type;
+	enum vpfe_pin_pol hdpol;
+	enum vpfe_pin_pol vdpol;
+};
+
+#endif
+#endif
diff --git a/include/media/davinci/vpss.h b/include/media/davinci/vpss.h
new file mode 100644
index 000000000000..fcdff745fae2
--- /dev/null
+++ b/include/media/davinci/vpss.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Inc
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
+ *
+ * vpss - video processing subsystem module header file.
+ *
+ * Include this header file if a driver needs to configure vpss system
+ * module. It exports a set of library functions  for video drivers to
+ * configure vpss system module functions such as clock enable/disable,
+ * vpss interrupt mux to arm, and other common vpss system module
+ * functions.
+ */
+#ifndef _VPSS_H
+#define _VPSS_H
+
+/* selector for ccdc input selection on DM355 */
+enum vpss_ccdc_source_sel {
+	VPSS_CCDCIN,
+	VPSS_HSSIIN
+};
+
+/* Used for enable/diable VPSS Clock */
+enum vpss_clock_sel {
+	/* DM355/DM365 */
+	VPSS_CCDC_CLOCK,
+	VPSS_IPIPE_CLOCK,
+	VPSS_H3A_CLOCK,
+	VPSS_CFALD_CLOCK,
+	/*
+	 * When using VPSS_VENC_CLOCK_SEL in vpss_enable_clock() api
+	 * following applies:-
+	 * en = 0 selects ENC_CLK
+	 * en = 1 selects ENC_CLK/2
+	 */
+	VPSS_VENC_CLOCK_SEL,
+	VPSS_VPBE_CLOCK,
+};
+
+/* select input to ccdc on dm355 */
+int vpss_select_ccdc_source(enum vpss_ccdc_source_sel src_sel);
+/* enable/disable a vpss clock, 0 - success, -1 - failure */
+int vpss_enable_clock(enum vpss_clock_sel clock_sel, int en);
+
+/* wbl reset for dm644x */
+enum vpss_wbl_sel {
+	VPSS_PCR_AEW_WBL_0 = 16,
+	VPSS_PCR_AF_WBL_0,
+	VPSS_PCR_RSZ4_WBL_0,
+	VPSS_PCR_RSZ3_WBL_0,
+	VPSS_PCR_RSZ2_WBL_0,
+	VPSS_PCR_RSZ1_WBL_0,
+	VPSS_PCR_PREV_WBL_0,
+	VPSS_PCR_CCDC_WBL_O,
+};
+int vpss_clear_wbl_overflow(enum vpss_wbl_sel wbl_sel);
+#endif
diff --git a/include/media/soc_camera.h b/include/media/soc_camera.h
index 23ecead35e7a..3d74e60032dd 100644
--- a/include/media/soc_camera.h
+++ b/include/media/soc_camera.h
@@ -16,24 +16,17 @@
 #include <linux/pm.h>
 #include <linux/videodev2.h>
 #include <media/videobuf-core.h>
+#include <media/v4l2-device.h>
 
 struct soc_camera_device {
 	struct list_head list;
 	struct device dev;
-	struct device *control;
-	unsigned short width;		/* Current window */
-	unsigned short height;		/* sizes */
-	unsigned short x_min;		/* Camera capabilities */
-	unsigned short y_min;
-	unsigned short x_current;	/* Current window location */
-	unsigned short y_current;
+	struct device *pdev;		/* Platform device */
+	s32 user_width;
+	s32 user_height;
 	unsigned short width_min;
-	unsigned short width_max;
 	unsigned short height_min;
-	unsigned short height_max;
 	unsigned short y_skip_top;	/* Lines to skip at the top */
-	unsigned short gain;
-	unsigned short exposure;
 	unsigned char iface;		/* Host number */
 	unsigned char devnum;		/* Device number per host */
 	unsigned char buswidth;		/* See comment in .c */
@@ -46,7 +39,6 @@ struct soc_camera_device {
 	struct soc_camera_format_xlate *user_formats;
 	int num_user_formats;
 	enum v4l2_field field;		/* Preserve field over close() */
-	struct module *owner;
 	void *host_priv;		/* Per-device host private data */
 	/* soc_camera.c private count. Only accessed with .video_lock held */
 	int use_count;
@@ -59,8 +51,8 @@ struct soc_camera_file {
 };
 
 struct soc_camera_host {
+	struct v4l2_device v4l2_dev;
 	struct list_head list;
-	struct device *dev;
 	unsigned char nr;				/* Host number */
 	void *priv;
 	const char *drv_name;
@@ -73,9 +65,18 @@ struct soc_camera_host_ops {
 	void (*remove)(struct soc_camera_device *);
 	int (*suspend)(struct soc_camera_device *, pm_message_t);
 	int (*resume)(struct soc_camera_device *);
+	/*
+	 * .get_formats() is called for each client device format, but
+	 * .put_formats() is only called once. Further, if any of the calls to
+	 * .get_formats() fail, .put_formats() will not be called at all, the
+	 * failing .get_formats() must then clean up internally.
+	 */
 	int (*get_formats)(struct soc_camera_device *, int,
 			   struct soc_camera_format_xlate *);
-	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
+	void (*put_formats)(struct soc_camera_device *);
+	int (*cropcap)(struct soc_camera_device *, struct v4l2_cropcap *);
+	int (*get_crop)(struct soc_camera_device *, struct v4l2_crop *);
+	int (*set_crop)(struct soc_camera_device *, struct v4l2_crop *);
 	int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	void (*init_videobuf)(struct videobuf_queue *,
@@ -83,7 +84,11 @@ struct soc_camera_host_ops {
 	int (*reqbufs)(struct soc_camera_file *, struct v4l2_requestbuffers *);
 	int (*querycap)(struct soc_camera_host *, struct v4l2_capability *);
 	int (*set_bus_param)(struct soc_camera_device *, __u32);
+	int (*get_ctrl)(struct soc_camera_device *, struct v4l2_control *);
+	int (*set_ctrl)(struct soc_camera_device *, struct v4l2_control *);
 	unsigned int (*poll)(struct file *, poll_table *);
+	const struct v4l2_queryctrl *controls;
+	int num_controls;
 };
 
 #define SOCAM_SENSOR_INVERT_PCLK	(1 << 0)
@@ -102,6 +107,12 @@ struct soc_camera_link {
 	int i2c_adapter_id;
 	struct i2c_board_info *board_info;
 	const char *module_name;
+	/*
+	 * For non-I2C devices platform platform has to provide methods to
+	 * add a device to the system and to remove
+	 */
+	int (*add_device)(struct soc_camera_link *, struct device *);
+	void (*del_device)(struct soc_camera_link *);
 	/* Optional callbacks to power on or off and reset the sensor */
 	int (*power)(struct device *, int);
 	int (*reset)(struct device *);
@@ -115,27 +126,45 @@ struct soc_camera_link {
 	void (*free_bus)(struct soc_camera_link *);
 };
 
-static inline struct soc_camera_device *to_soc_camera_dev(struct device *dev)
+static inline struct soc_camera_device *to_soc_camera_dev(
+	const struct device *dev)
 {
 	return container_of(dev, struct soc_camera_device, dev);
 }
 
-static inline struct soc_camera_host *to_soc_camera_host(struct device *dev)
+static inline struct soc_camera_host *to_soc_camera_host(
+	const struct device *dev)
 {
-	return dev_get_drvdata(dev);
+	struct v4l2_device *v4l2_dev = dev_get_drvdata(dev);
+
+	return container_of(v4l2_dev, struct soc_camera_host, v4l2_dev);
 }
 
-extern int soc_camera_host_register(struct soc_camera_host *ici);
-extern void soc_camera_host_unregister(struct soc_camera_host *ici);
-extern int soc_camera_device_register(struct soc_camera_device *icd);
-extern void soc_camera_device_unregister(struct soc_camera_device *icd);
+static inline struct soc_camera_link *to_soc_camera_link(
+	const struct soc_camera_device *icd)
+{
+	return icd->dev.platform_data;
+}
 
-extern int soc_camera_video_start(struct soc_camera_device *icd);
-extern void soc_camera_video_stop(struct soc_camera_device *icd);
+static inline struct device *to_soc_camera_control(
+	const struct soc_camera_device *icd)
+{
+	return dev_get_drvdata(&icd->dev);
+}
 
-extern const struct soc_camera_data_format *soc_camera_format_by_fourcc(
+static inline struct v4l2_subdev *soc_camera_to_subdev(
+	const struct soc_camera_device *icd)
+{
+	struct device *control = to_soc_camera_control(icd);
+	return dev_get_drvdata(control);
+}
+
+int soc_camera_host_register(struct soc_camera_host *ici);
+void soc_camera_host_unregister(struct soc_camera_host *ici);
+
+const struct soc_camera_data_format *soc_camera_format_by_fourcc(
 	struct soc_camera_device *icd, unsigned int fourcc);
-extern const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc(
+const struct soc_camera_format_xlate *soc_camera_xlate_by_fourcc(
 	struct soc_camera_device *icd, unsigned int fourcc);
 
 struct soc_camera_data_format {
@@ -163,30 +192,11 @@ struct soc_camera_format_xlate {
 };
 
 struct soc_camera_ops {
-	struct module *owner;
-	int (*probe)(struct soc_camera_device *);
-	void (*remove)(struct soc_camera_device *);
 	int (*suspend)(struct soc_camera_device *, pm_message_t state);
 	int (*resume)(struct soc_camera_device *);
-	int (*init)(struct soc_camera_device *);
-	int (*release)(struct soc_camera_device *);
-	int (*start_capture)(struct soc_camera_device *);
-	int (*stop_capture)(struct soc_camera_device *);
-	int (*set_crop)(struct soc_camera_device *, struct v4l2_rect *);
-	int (*set_fmt)(struct soc_camera_device *, struct v4l2_format *);
-	int (*try_fmt)(struct soc_camera_device *, struct v4l2_format *);
 	unsigned long (*query_bus_param)(struct soc_camera_device *);
 	int (*set_bus_param)(struct soc_camera_device *, unsigned long);
-	int (*get_chip_id)(struct soc_camera_device *,
-			   struct v4l2_dbg_chip_ident *);
-	int (*set_std)(struct soc_camera_device *, v4l2_std_id *);
 	int (*enum_input)(struct soc_camera_device *, struct v4l2_input *);
-#ifdef CONFIG_VIDEO_ADV_DEBUG
-	int (*get_register)(struct soc_camera_device *, struct v4l2_dbg_register *);
-	int (*set_register)(struct soc_camera_device *, struct v4l2_dbg_register *);
-#endif
-	int (*get_control)(struct soc_camera_device *, struct v4l2_control *);
-	int (*set_control)(struct soc_camera_device *, struct v4l2_control *);
 	const struct v4l2_queryctrl *controls;
 	int num_controls;
 };
@@ -268,6 +278,21 @@ static inline unsigned long soc_camera_bus_param_compatible(
 		common_flags;
 }
 
+static inline void soc_camera_limit_side(unsigned int *start,
+		unsigned int *length, unsigned int start_min,
+		unsigned int length_min, unsigned int length_max)
+{
+	if (*length < length_min)
+		*length = length_min;
+	else if (*length > length_max)
+		*length = length_max;
+
+	if (*start < start_min)
+		*start = start_min;
+	else if (*start > start_min + length_max - *length)
+		*start = start_min + length_max - *length;
+}
+
 extern unsigned long soc_camera_apply_sensor_flags(struct soc_camera_link *icl,
 						   unsigned long flags);
 
diff --git a/include/media/soc_camera_platform.h b/include/media/soc_camera_platform.h
index 1d092b4678aa..bb70401b8141 100644
--- a/include/media/soc_camera_platform.h
+++ b/include/media/soc_camera_platform.h
@@ -12,15 +12,18 @@
 #define __SOC_CAMERA_H__
 
 #include <linux/videodev2.h>
+#include <media/soc_camera.h>
+
+struct device;
 
 struct soc_camera_platform_info {
-	int iface;
-	char *format_name;
+	const char *format_name;
 	unsigned long format_depth;
 	struct v4l2_pix_format format;
 	unsigned long bus_param;
-	void (*power)(int);
+	struct device *dev;
 	int (*set_capture)(struct soc_camera_platform_info *info, int enable);
+	struct soc_camera_link link;
 };
 
 #endif /* __SOC_CAMERA_H__ */
diff --git a/include/media/tuner.h b/include/media/tuner.h
index c146f2f530b0..4d5b53ff17db 100644
--- a/include/media/tuner.h
+++ b/include/media/tuner.h
@@ -127,6 +127,8 @@
 #define TUNER_PHILIPS_FM1216MK5		79
 #define TUNER_PHILIPS_FQ1216LME_MK3	80	/* Active loopthrough, no FM */
 #define TUNER_PARTSNIC_PTI_5NF05	81
+#define TUNER_PHILIPS_CU1216L           82
+#define TUNER_NXP_TDA18271		83
 
 /* tv card specific */
 #define TDA9887_PRESENT 		(1<<0)
diff --git a/include/media/tvp514x.h b/include/media/tvp514x.h
index 5e7ee968c6dc..74387e83f5b9 100644
--- a/include/media/tvp514x.h
+++ b/include/media/tvp514x.h
@@ -104,10 +104,6 @@ enum tvp514x_output {
  * @ vs_polarity: VSYNC Polarity configuration for current interface.
  */
 struct tvp514x_platform_data {
-	char *master;
-	int (*power_set) (enum v4l2_power on);
-	int (*ifparm) (struct v4l2_ifparm *p);
-	int (*priv_data_set) (void *);
 	/* Interface control params */
 	bool clk_polarity;
 	bool hs_polarity;
diff --git a/include/media/v4l2-chip-ident.h b/include/media/v4l2-chip-ident.h
index 94e908c0d7a0..cf16689adba7 100644
--- a/include/media/v4l2-chip-ident.h
+++ b/include/media/v4l2-chip-ident.h
@@ -135,6 +135,9 @@ enum {
 	/* module adv7175: just ident 7175 */
 	V4L2_IDENT_ADV7175 = 7175,
 
+	/* module adv7180: just ident 7180 */
+	V4L2_IDENT_ADV7180 = 7180,
+
 	/* module saa7185: just ident 7185 */
 	V4L2_IDENT_SAA7185 = 7185,
 
diff --git a/include/media/v4l2-common.h b/include/media/v4l2-common.h
index 33a18426ab9b..1c25b10da34b 100644
--- a/include/media/v4l2-common.h
+++ b/include/media/v4l2-common.h
@@ -139,29 +139,23 @@ struct v4l2_subdev_ops;
 /* Load an i2c module and return an initialized v4l2_subdev struct.
    Only call request_module if module_name != NULL.
    The client_type argument is the name of the chip that's on the adapter. */
-struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev,
-		struct i2c_adapter *adapter,
-		const char *module_name, const char *client_type, u8 addr);
-/* Probe and load an i2c module and return an initialized v4l2_subdev struct.
-   Only call request_module if module_name != NULL.
-   The client_type argument is the name of the chip that's on the adapter. */
-struct v4l2_subdev *v4l2_i2c_new_probed_subdev(struct v4l2_device *v4l2_dev,
+struct v4l2_subdev *v4l2_i2c_new_subdev_cfg(struct v4l2_device *v4l2_dev,
 		struct i2c_adapter *adapter,
 		const char *module_name, const char *client_type,
-		const unsigned short *addrs);
-/* Like v4l2_i2c_new_probed_subdev, except probe for a single address. */
-struct v4l2_subdev *v4l2_i2c_new_probed_subdev_addr(struct v4l2_device *v4l2_dev,
-		struct i2c_adapter *adapter,
-		const char *module_name, const char *client_type, u8 addr);
+		int irq, void *platform_data,
+		u8 addr, const unsigned short *probe_addrs);
 
 /* Load an i2c module and return an initialized v4l2_subdev struct.
    Only call request_module if module_name != NULL.
    The client_type argument is the name of the chip that's on the adapter. */
-struct v4l2_subdev *v4l2_i2c_new_subdev_cfg(struct v4l2_device *v4l2_dev,
+static inline struct v4l2_subdev *v4l2_i2c_new_subdev(struct v4l2_device *v4l2_dev,
 		struct i2c_adapter *adapter,
 		const char *module_name, const char *client_type,
-		int irq, void *platform_data,
-		u8 addr, const unsigned short *probe_addrs);
+		u8 addr, const unsigned short *probe_addrs)
+{
+	return v4l2_i2c_new_subdev_cfg(v4l2_dev, adapter, module_name,
+				client_type, 0, NULL, addr, probe_addrs);
+}
 
 struct i2c_board_info;
 
diff --git a/include/media/v4l2-dev.h b/include/media/v4l2-dev.h
index 2058dd45e915..73c9867d744c 100644
--- a/include/media/v4l2-dev.h
+++ b/include/media/v4l2-dev.h
@@ -100,8 +100,10 @@ struct video_device
 
    Also note that vdev->minor is set to -1 if the registration failed. */
 int __must_check video_register_device(struct video_device *vdev, int type, int nr);
-int __must_check video_register_device_index(struct video_device *vdev,
-						int type, int nr, int index);
+
+/* Same as video_register_device, but no warning is issued if the desired
+   device node number was already in use. */
+int __must_check video_register_device_no_warn(struct video_device *vdev, int type, int nr);
 
 /* Unregister video devices. Will do nothing if vdev == NULL or
    vdev->minor < 0. */
diff --git a/include/net/9p/9p.h b/include/net/9p/9p.h
index b77c1478c99f..a7fb54808a23 100644
--- a/include/net/9p/9p.h
+++ b/include/net/9p/9p.h
@@ -38,6 +38,8 @@
  * @P9_DEBUG_SLABS: memory management tracing
  * @P9_DEBUG_FCALL: verbose dump of protocol messages
  * @P9_DEBUG_FID: fid allocation/deallocation tracking
+ * @P9_DEBUG_PKT: packet marshalling/unmarshalling
+ * @P9_DEBUG_FSC: FS-cache tracing
  *
  * These flags are passed at mount time to turn on various levels of
  * verbosity and tracing which will be output to the system logs.
@@ -54,6 +56,7 @@ enum p9_debug_flags {
 	P9_DEBUG_FCALL =	(1<<8),
 	P9_DEBUG_FID =		(1<<9),
 	P9_DEBUG_PKT =		(1<<10),
+	P9_DEBUG_FSC =		(1<<11),
 };
 
 #ifdef CONFIG_NET_9P_DEBUG
diff --git a/include/net/9p/client.h b/include/net/9p/client.h
index e26812274b75..fb00b329f0d3 100644
--- a/include/net/9p/client.h
+++ b/include/net/9p/client.h
@@ -159,8 +159,7 @@ struct p9_client {
  * @qid: the &p9_qid server identifier this handle points to
  * @iounit: the server reported maximum transaction size for this file
  * @uid: the numeric uid of the local user who owns this handle
- * @aux: transport specific information (unused?)
- * @rdir_fpos: tracks offset of file position when reading directory contents
+ * @rdir: readdir accounting structure (allocated on demand)
  * @flist: per-client-instance fid tracking
  * @dlist: per-dentry fid tracking
  *
@@ -174,9 +173,9 @@ struct p9_fid {
 	struct p9_qid qid;
 	u32 iounit;
 	uid_t uid;
-	void *aux;
 
-	int rdir_fpos;
+	void *rdir;
+
 	struct list_head flist;
 	struct list_head dlist;	/* list of all fids attached to a dentry */
 };
diff --git a/include/net/compat.h b/include/net/compat.h
index 5bbf8bf9efea..7c3002832d05 100644
--- a/include/net/compat.h
+++ b/include/net/compat.h
@@ -40,8 +40,8 @@ extern int put_cmsg_compat(struct msghdr*, int, int, int, void *);
 
 extern int cmsghdr_from_user_compat_to_kern(struct msghdr *, struct sock *, unsigned char *, int);
 
-extern int compat_mc_setsockopt(struct sock *, int, int, char __user *, int,
-	int (*)(struct sock *, int, int, char __user *, int));
+extern int compat_mc_setsockopt(struct sock *, int, int, char __user *, unsigned int,
+	int (*)(struct sock *, int, int, char __user *, unsigned int));
 extern int compat_mc_getsockopt(struct sock *, int, int, char __user *,
 	int __user *, int (*)(struct sock *, int, int, char __user *,
 				int __user *));
diff --git a/include/net/inet_connection_sock.h b/include/net/inet_connection_sock.h
index 03cffd9f64e3..696d6e4ce68a 100644
--- a/include/net/inet_connection_sock.h
+++ b/include/net/inet_connection_sock.h
@@ -48,13 +48,13 @@ struct inet_connection_sock_af_ops {
 	u16	    net_header_len;
 	u16	    sockaddr_len;
 	int	    (*setsockopt)(struct sock *sk, int level, int optname, 
-				  char __user *optval, int optlen);
+				  char __user *optval, unsigned int optlen);
 	int	    (*getsockopt)(struct sock *sk, int level, int optname, 
 				  char __user *optval, int __user *optlen);
 #ifdef CONFIG_COMPAT
 	int	    (*compat_setsockopt)(struct sock *sk,
 				int level, int optname,
-				char __user *optval, int optlen);
+				char __user *optval, unsigned int optlen);
 	int	    (*compat_getsockopt)(struct sock *sk,
 				int level, int optname,
 				char __user *optval, int __user *optlen);
@@ -332,5 +332,5 @@ extern void inet_csk_addr2sockaddr(struct sock *sk, struct sockaddr *uaddr);
 extern int inet_csk_compat_getsockopt(struct sock *sk, int level, int optname,
 				      char __user *optval, int __user *optlen);
 extern int inet_csk_compat_setsockopt(struct sock *sk, int level, int optname,
-				      char __user *optval, int optlen);
+				      char __user *optval, unsigned int optlen);
 #endif /* _INET_CONNECTION_SOCK_H */
diff --git a/include/net/inet_timewait_sock.h b/include/net/inet_timewait_sock.h
index b63b80fac567..f93ad90a601b 100644
--- a/include/net/inet_timewait_sock.h
+++ b/include/net/inet_timewait_sock.h
@@ -130,11 +130,11 @@ struct inet_timewait_sock {
 	__u16			tw_num;
 	kmemcheck_bitfield_begin(flags);
 	/* And these are ours. */
-	__u8			tw_ipv6only:1,
-				tw_transparent:1;
-	/* 14 bits hole, try to pack */
+	unsigned int		tw_ipv6only     : 1,
+				tw_transparent  : 1,
+				tw_pad		: 14,	/* 14 bits hole */
+				tw_ipv6_offset  : 16;
 	kmemcheck_bitfield_end(flags);
-	__u16			tw_ipv6_offset;
 	unsigned long		tw_ttd;
 	struct inet_bind_bucket	*tw_tb;
 	struct hlist_node	tw_death_node;
diff --git a/include/net/ip.h b/include/net/ip.h
index 72c36926c26d..2f47e5482b55 100644
--- a/include/net/ip.h
+++ b/include/net/ip.h
@@ -381,10 +381,10 @@ extern int ip_options_rcv_srr(struct sk_buff *skb);
 extern void	ip_cmsg_recv(struct msghdr *msg, struct sk_buff *skb);
 extern int	ip_cmsg_send(struct net *net,
 			     struct msghdr *msg, struct ipcm_cookie *ipc);
-extern int	ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, int optlen);
+extern int	ip_setsockopt(struct sock *sk, int level, int optname, char __user *optval, unsigned int optlen);
 extern int	ip_getsockopt(struct sock *sk, int level, int optname, char __user *optval, int __user *optlen);
 extern int	compat_ip_setsockopt(struct sock *sk, int level,
-			int optname, char __user *optval, int optlen);
+			int optname, char __user *optval, unsigned int optlen);
 extern int	compat_ip_getsockopt(struct sock *sk, int level,
 			int optname, char __user *optval, int __user *optlen);
 extern int	ip_ra_control(struct sock *sk, unsigned char on, void (*destructor)(struct sock *));
@@ -399,7 +399,7 @@ extern void	ip_local_error(struct sock *sk, int err, __be32 daddr, __be16 dport,
  * fed into the routing cache should use these handlers.
  */
 int ipv4_doint_and_flush(ctl_table *ctl, int write,
-			 struct file* filp, void __user *buffer,
+			 void __user *buffer,
 			 size_t *lenp, loff_t *ppos);
 int ipv4_doint_and_flush_strategy(ctl_table *table,
 				  void __user *oldval, size_t __user *oldlenp,
diff --git a/include/net/ip_fib.h b/include/net/ip_fib.h
index ef91fe924ba4..4d22fabc7719 100644
--- a/include/net/ip_fib.h
+++ b/include/net/ip_fib.h
@@ -210,7 +210,8 @@ extern struct fib_table *fib_get_table(struct net *net, u32 id);
 extern const struct nla_policy rtm_ipv4_policy[];
 extern void		ip_fib_init(void);
 extern int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
-			       struct net_device *dev, __be32 *spec_dst, u32 *itag);
+			       struct net_device *dev, __be32 *spec_dst,
+			       u32 *itag, u32 mark);
 extern void fib_select_default(struct net *net, const struct flowi *flp,
 			       struct fib_result *res);
 
diff --git a/include/net/ipip.h b/include/net/ipip.h
index 5d3036fa1511..87acf8f3a155 100644
--- a/include/net/ipip.h
+++ b/include/net/ipip.h
@@ -12,7 +12,6 @@ struct ip_tunnel
 	struct ip_tunnel	*next;
 	struct net_device	*dev;
 
-	int			recursion;	/* Depth of hard_start_xmit recursion */
 	int			err_count;	/* Number of arrived ICMP errors */
 	unsigned long		err_time;	/* Time when the last ICMP error arrived */
 
@@ -28,18 +27,11 @@ struct ip_tunnel
 	unsigned int			prl_count;	/* # of entries in PRL */
 };
 
-/* ISATAP: default interval between RS in secondy */
-#define IPTUNNEL_RS_DEFAULT_DELAY	(900)
-
 struct ip_tunnel_prl_entry
 {
 	struct ip_tunnel_prl_entry	*next;
 	__be32				addr;
 	u16				flags;
-	unsigned long			rs_delay;
-	struct timer_list		rs_timer;
-	struct ip_tunnel		*tunnel;
-	spinlock_t			lock;
 };
 
 #define IPTUNNEL_XMIT() do {						\
diff --git a/include/net/ipv6.h b/include/net/ipv6.h
index ad9a51130254..8c31d8a0c1fe 100644
--- a/include/net/ipv6.h
+++ b/include/net/ipv6.h
@@ -550,7 +550,7 @@ extern int ipv6_find_tlv(struct sk_buff *skb, int offset, int type);
 extern int			ipv6_setsockopt(struct sock *sk, int level, 
 						int optname,
 						char __user *optval, 
-						int optlen);
+						unsigned int optlen);
 extern int			ipv6_getsockopt(struct sock *sk, int level, 
 						int optname,
 						char __user *optval, 
@@ -559,7 +559,7 @@ extern int			compat_ipv6_setsockopt(struct sock *sk,
 						int level,
 						int optname,
 						char __user *optval,
-						int optlen);
+						unsigned int optlen);
 extern int			compat_ipv6_getsockopt(struct sock *sk,
 						int level,
 						int optname,
diff --git a/include/net/mac80211.h b/include/net/mac80211.h
index 466859b285e1..998c30fc8981 100644
--- a/include/net/mac80211.h
+++ b/include/net/mac80211.h
@@ -1283,6 +1283,12 @@ enum ieee80211_filter_flags {
  *
  * These flags are used with the ampdu_action() callback in
  * &struct ieee80211_ops to indicate which action is needed.
+ *
+ * Note that drivers MUST be able to deal with a TX aggregation
+ * session being stopped even before they OK'ed starting it by
+ * calling ieee80211_start_tx_ba_cb(_irqsafe), because the peer
+ * might receive the addBA frame and send a delBA right away!
+ *
  * @IEEE80211_AMPDU_RX_START: start Rx aggregation
  * @IEEE80211_AMPDU_RX_STOP: stop Rx aggregation
  * @IEEE80211_AMPDU_TX_START: start Tx aggregation
@@ -1669,6 +1675,8 @@ void ieee80211_restart_hw(struct ieee80211_hw *hw);
  * to this function and ieee80211_rx_irqsafe() may not be mixed for a
  * single hardware.
  *
+ * Note that right now, this function must be called with softirqs disabled.
+ *
  * @hw: the hardware this frame came in on
  * @skb: the buffer to receive, owned by mac80211 after this call
  */
diff --git a/include/net/ndisc.h b/include/net/ndisc.h
index 1459ed3e2697..f76f22d05721 100644
--- a/include/net/ndisc.h
+++ b/include/net/ndisc.h
@@ -55,7 +55,6 @@ enum {
 #include <net/neighbour.h>
 
 struct ctl_table;
-struct file;
 struct inet6_dev;
 struct net_device;
 struct net_proto_family;
@@ -139,7 +138,6 @@ extern int			igmp6_event_report(struct sk_buff *skb);
 #ifdef CONFIG_SYSCTL
 extern int 			ndisc_ifinfo_sysctl_change(struct ctl_table *ctl,
 							   int write,
-							   struct file * filp,
 							   void __user *buffer,
 							   size_t *lenp,
 							   loff_t *ppos);
diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h
index cbdd6284996d..5cf7270e3ffc 100644
--- a/include/net/netfilter/nf_conntrack.h
+++ b/include/net/netfilter/nf_conntrack.h
@@ -255,11 +255,9 @@ static inline bool nf_ct_kill(struct nf_conn *ct)
 }
 
 /* These are for NAT.  Icky. */
-/* Update TCP window tracking data when NAT mangles the packet */
-extern void nf_conntrack_tcp_update(const struct sk_buff *skb,
-				    unsigned int dataoff,
-				    struct nf_conn *ct, int dir,
-				    s16 offset);
+extern s16 (*nf_ct_nat_offset)(const struct nf_conn *ct,
+			       enum ip_conntrack_dir dir,
+			       u32 seq);
 
 /* Fake conntrack entry for untracked connections */
 extern struct nf_conn nf_conntrack_untracked;
diff --git a/include/net/netfilter/nf_nat_helper.h b/include/net/netfilter/nf_nat_helper.h
index 237a961f40e1..4222220920a5 100644
--- a/include/net/netfilter/nf_nat_helper.h
+++ b/include/net/netfilter/nf_nat_helper.h
@@ -32,4 +32,8 @@ extern int (*nf_nat_seq_adjust_hook)(struct sk_buff *skb,
  * to port ct->master->saved_proto. */
 extern void nf_nat_follow_master(struct nf_conn *ct,
 				 struct nf_conntrack_expect *this);
+
+extern s16 nf_nat_get_offset(const struct nf_conn *ct,
+			     enum ip_conntrack_dir dir,
+			     u32 seq);
 #endif
diff --git a/include/net/sctp/structs.h b/include/net/sctp/structs.h
index 42d00ced5eb8..0a474568b003 100644
--- a/include/net/sctp/structs.h
+++ b/include/net/sctp/structs.h
@@ -544,7 +544,7 @@ struct sctp_af {
 					 int level,
 					 int optname,
 					 char __user *optval,
-					 int optlen);
+					 unsigned int optlen);
 	int		(*getsockopt)	(struct sock *sk,
 					 int level,
 					 int optname,
@@ -554,7 +554,7 @@ struct sctp_af {
 					 int level,
 					 int optname,
 					 char __user *optval,
-					 int optlen);
+					 unsigned int optlen);
 	int		(*compat_getsockopt)	(struct sock *sk,
 					 int level,
 					 int optname,
@@ -893,7 +893,6 @@ struct sctp_transport {
 	 */
 	/* RTO	       : The current retransmission timeout value.  */
 	unsigned long rto;
-	unsigned long last_rto;
 
 	__u32 rtt;		/* This is the most recent RTT.	 */
 
@@ -1980,7 +1979,7 @@ void sctp_assoc_set_primary(struct sctp_association *,
 void sctp_assoc_del_nonprimary_peers(struct sctp_association *,
 				    struct sctp_transport *);
 int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *,
-				     gfp_t);
+				     sctp_scope_t, gfp_t);
 int sctp_assoc_set_bind_addr_from_cookie(struct sctp_association *,
 					 struct sctp_cookie*,
 					 gfp_t gfp);
diff --git a/include/net/sock.h b/include/net/sock.h
index 950409dcec3d..9f96394f694e 100644
--- a/include/net/sock.h
+++ b/include/net/sock.h
@@ -226,12 +226,12 @@ struct sock {
 #define sk_prot			__sk_common.skc_prot
 #define sk_net			__sk_common.skc_net
 	kmemcheck_bitfield_begin(flags);
-	unsigned char		sk_shutdown : 2,
-				sk_no_check : 2,
-				sk_userlocks : 4;
+	unsigned int		sk_shutdown  : 2,
+				sk_no_check  : 2,
+				sk_userlocks : 4,
+				sk_protocol  : 8,
+				sk_type      : 16;
 	kmemcheck_bitfield_end(flags);
-	unsigned char		sk_protocol;
-	unsigned short		sk_type;
 	int			sk_rcvbuf;
 	socket_lock_t		sk_lock;
 	/*
@@ -624,7 +624,7 @@ struct proto {
 	void			(*shutdown)(struct sock *sk, int how);
 	int			(*setsockopt)(struct sock *sk, int level, 
 					int optname, char __user *optval,
-					int optlen);
+					unsigned int optlen);
 	int			(*getsockopt)(struct sock *sk, int level, 
 					int optname, char __user *optval, 
 					int __user *option);  	 
@@ -632,7 +632,7 @@ struct proto {
 	int			(*compat_setsockopt)(struct sock *sk,
 					int level,
 					int optname, char __user *optval,
-					int optlen);
+					unsigned int optlen);
 	int			(*compat_getsockopt)(struct sock *sk,
 					int level,
 					int optname, char __user *optval,
@@ -951,7 +951,7 @@ extern void			sock_rfree(struct sk_buff *skb);
 
 extern int			sock_setsockopt(struct socket *sock, int level,
 						int op, char __user *optval,
-						int optlen);
+						unsigned int optlen);
 
 extern int			sock_getsockopt(struct socket *sock, int level,
 						int op, char __user *optval, 
@@ -993,7 +993,7 @@ extern int                      sock_no_shutdown(struct socket *, int);
 extern int			sock_no_getsockopt(struct socket *, int , int,
 						   char __user *, int __user *);
 extern int			sock_no_setsockopt(struct socket *, int, int,
-						   char __user *, int);
+						   char __user *, unsigned int);
 extern int                      sock_no_sendmsg(struct kiocb *, struct socket *,
 						struct msghdr *, size_t);
 extern int                      sock_no_recvmsg(struct kiocb *, struct socket *,
@@ -1015,11 +1015,11 @@ extern int sock_common_getsockopt(struct socket *sock, int level, int optname,
 extern int sock_common_recvmsg(struct kiocb *iocb, struct socket *sock,
 			       struct msghdr *msg, size_t size, int flags);
 extern int sock_common_setsockopt(struct socket *sock, int level, int optname,
-				  char __user *optval, int optlen);
+				  char __user *optval, unsigned int optlen);
 extern int compat_sock_common_getsockopt(struct socket *sock, int level,
 		int optname, char __user *optval, int __user *optlen);
 extern int compat_sock_common_setsockopt(struct socket *sock, int level,
-		int optname, char __user *optval, int optlen);
+		int optname, char __user *optval, unsigned int optlen);
 
 extern void sk_common_release(struct sock *sk);
 
diff --git a/include/net/tcp.h b/include/net/tcp.h
index 56b76027b85e..03a49c703377 100644
--- a/include/net/tcp.h
+++ b/include/net/tcp.h
@@ -394,13 +394,13 @@ extern int			tcp_getsockopt(struct sock *sk, int level,
 					       int __user *optlen);
 extern int			tcp_setsockopt(struct sock *sk, int level, 
 					       int optname, char __user *optval, 
-					       int optlen);
+					       unsigned int optlen);
 extern int			compat_tcp_getsockopt(struct sock *sk,
 					int level, int optname,
 					char __user *optval, int __user *optlen);
 extern int			compat_tcp_setsockopt(struct sock *sk,
 					int level, int optname,
-					char __user *optval, int optlen);
+					char __user *optval, unsigned int optlen);
 extern void			tcp_set_keepalive(struct sock *sk, int val);
 extern int			tcp_recvmsg(struct kiocb *iocb, struct sock *sk,
 					    struct msghdr *msg,
diff --git a/include/net/udp.h b/include/net/udp.h
index 5fb029f817a3..f98abd2ce709 100644
--- a/include/net/udp.h
+++ b/include/net/udp.h
@@ -144,7 +144,7 @@ extern unsigned int udp_poll(struct file *file, struct socket *sock,
 extern int 	udp_lib_getsockopt(struct sock *sk, int level, int optname,
 			           char __user *optval, int __user *optlen);
 extern int 	udp_lib_setsockopt(struct sock *sk, int level, int optname,
-				   char __user *optval, int optlen,
+				   char __user *optval, unsigned int optlen,
 				   int (*push_pending_frames)(struct sock *));
 
 extern struct sock *udp4_lib_lookup(struct net *net, __be32 saddr, __be16 sport,
diff --git a/include/net/wext.h b/include/net/wext.h
index 6d76a39a9c5b..3f2b94de2cfa 100644
--- a/include/net/wext.h
+++ b/include/net/wext.h
@@ -14,6 +14,7 @@ extern int wext_handle_ioctl(struct net *net, struct ifreq *ifr, unsigned int cm
 			     void __user *arg);
 extern int compat_wext_handle_ioctl(struct net *net, unsigned int cmd,
 				    unsigned long arg);
+extern struct iw_statistics *get_wireless_stats(struct net_device *dev);
 #else
 static inline int wext_proc_init(struct net *net)
 {
diff --git a/include/pcmcia/ss.h b/include/pcmcia/ss.h
index 9a3b49865173..e0f6feb8588c 100644
--- a/include/pcmcia/ss.h
+++ b/include/pcmcia/ss.h
@@ -262,6 +262,8 @@ struct pcmcia_socket {
 	struct device			dev;
 	/* data internal to the socket driver */
 	void				*driver_data;
+	/* status of the card during resume from a system sleep state */
+	int				resume_status;
 };
 
 
@@ -279,7 +281,9 @@ extern struct pccard_resource_ops pccard_iodyn_ops;
 extern struct pccard_resource_ops pccard_nonstatic_ops;
 
 /* socket drivers are expected to use these callbacks in their .drv struct */
-extern int pcmcia_socket_dev_suspend(struct device *dev, pm_message_t state);
+extern int pcmcia_socket_dev_suspend(struct device *dev);
+extern void pcmcia_socket_dev_early_resume(struct device *dev);
+extern void pcmcia_socket_dev_late_resume(struct device *dev);
 extern int pcmcia_socket_dev_resume(struct device *dev);
 
 /* socket drivers use this callback in their IRQ handler */
diff --git a/include/rdma/ib_cm.h b/include/rdma/ib_cm.h
index 938858304300..c8f94e8db69c 100644
--- a/include/rdma/ib_cm.h
+++ b/include/rdma/ib_cm.h
@@ -482,7 +482,7 @@ int ib_send_cm_rej(struct ib_cm_id *cm_id,
  *   message.
  * @cm_id: Connection identifier associated with the connection message.
  * @service_timeout: The lower 5-bits specify the maximum time required for
- *   the sender to reply to to the connection message.  The upper 3-bits
+ *   the sender to reply to the connection message.  The upper 3-bits
  *   specify additional control flags.
  * @private_data: Optional user-defined private data sent with the
  *   message receipt acknowledgement.
diff --git a/include/scsi/fc/fc_fc2.h b/include/scsi/fc/fc_fc2.h
index cff8a8c22f50..f87777d0d5bd 100644
--- a/include/scsi/fc/fc_fc2.h
+++ b/include/scsi/fc/fc_fc2.h
@@ -92,8 +92,7 @@ struct fc_esb {
 	__u8	_esb_resvd[4];
 	__u8	esb_service_params[112]; /* TBD */
 	__u8	esb_seq_status[8];	/* sequence statuses, 8 bytes each */
-} __attribute__((packed));;
-
+} __attribute__((packed));
 
 /*
  * Define expected size for ASSERTs.
diff --git a/include/scsi/libiscsi.h b/include/scsi/libiscsi.h
index 887e57e3e223..a72edd4eceec 100644
--- a/include/scsi/libiscsi.h
+++ b/include/scsi/libiscsi.h
@@ -303,6 +303,7 @@ struct iscsi_session {
 	int			cmds_max;	/* size of cmds array */
 	struct iscsi_task	**cmds;		/* Original Cmds arr */
 	struct iscsi_pool	cmdpool;	/* PDU's pool */
+	void			*dd_data;	/* LLD private data */
 };
 
 enum {
@@ -363,7 +364,7 @@ extern int iscsi_target_alloc(struct scsi_target *starget);
  */
 extern struct iscsi_cls_session *
 iscsi_session_setup(struct iscsi_transport *, struct Scsi_Host *shost,
-		    uint16_t, int, uint32_t, unsigned int);
+		    uint16_t, int, int, uint32_t, unsigned int);
 extern void iscsi_session_teardown(struct iscsi_cls_session *);
 extern void iscsi_session_recovery_timedout(struct iscsi_cls_session *);
 extern int iscsi_set_param(struct iscsi_cls_conn *cls_conn,
diff --git a/include/scsi/scsi.h b/include/scsi/scsi.h
index 084478e14d24..34c46ab5c31b 100644
--- a/include/scsi/scsi.h
+++ b/include/scsi/scsi.h
@@ -129,6 +129,9 @@ struct scsi_cmnd;
 #define MI_REPORT_TARGET_PGS  0x0a
 /* values for maintenance out */
 #define MO_SET_TARGET_PGS     0x0a
+/* values for variable length command */
+#define READ_32		      0x09
+#define WRITE_32	      0x0b
 
 /* Values for T10/04-262r7 */
 #define	ATA_16		      0x85	/* 16-byte pass-thru */
diff --git a/include/scsi/scsi_cmnd.h b/include/scsi/scsi_cmnd.h
index 3878d1dc7f59..a5e885a111df 100644
--- a/include/scsi/scsi_cmnd.h
+++ b/include/scsi/scsi_cmnd.h
@@ -229,10 +229,6 @@ enum scsi_prot_operations {
 	/* OS-HBA: Protected, HBA-Target: Protected */
 	SCSI_PROT_READ_PASS,
 	SCSI_PROT_WRITE_PASS,
-
-	/* OS-HBA: Protected, HBA-Target: Protected, checksum conversion */
-	SCSI_PROT_READ_CONVERT,
-	SCSI_PROT_WRITE_CONVERT,
 };
 
 static inline void scsi_set_prot_op(struct scsi_cmnd *scmd, unsigned char op)
diff --git a/include/scsi/scsi_device.h b/include/scsi/scsi_device.h
index 9af48cbf0036..f097ae340bc1 100644
--- a/include/scsi/scsi_device.h
+++ b/include/scsi/scsi_device.h
@@ -145,6 +145,7 @@ struct scsi_device {
 	unsigned retry_hwerror:1;	/* Retry HARDWARE_ERROR */
 	unsigned last_sector_bug:1;	/* do not use multisector accesses on
 					   SD_LAST_BUGGY_SECTORS */
+	unsigned is_visible:1;	/* is the device visible in sysfs */
 
 	DECLARE_BITMAP(supported_events, SDEV_EVT_MAXBITS); /* supported events */
 	struct list_head event_list;	/* asserted events */
diff --git a/include/scsi/scsi_host.h b/include/scsi/scsi_host.h
index b62a097b3ecb..47941fc5aba7 100644
--- a/include/scsi/scsi_host.h
+++ b/include/scsi/scsi_host.h
@@ -797,24 +797,24 @@ static inline unsigned int scsi_host_get_prot(struct Scsi_Host *shost)
 
 static inline unsigned int scsi_host_dif_capable(struct Scsi_Host *shost, unsigned int target_type)
 {
-	switch (target_type) {
-	case 1: return shost->prot_capabilities & SHOST_DIF_TYPE1_PROTECTION;
-	case 2: return shost->prot_capabilities & SHOST_DIF_TYPE2_PROTECTION;
-	case 3: return shost->prot_capabilities & SHOST_DIF_TYPE3_PROTECTION;
-	}
+	static unsigned char cap[] = { 0,
+				       SHOST_DIF_TYPE1_PROTECTION,
+				       SHOST_DIF_TYPE2_PROTECTION,
+				       SHOST_DIF_TYPE3_PROTECTION };
 
-	return 0;
+	return shost->prot_capabilities & cap[target_type] ? target_type : 0;
 }
 
 static inline unsigned int scsi_host_dix_capable(struct Scsi_Host *shost, unsigned int target_type)
 {
-	switch (target_type) {
-	case 0: return shost->prot_capabilities & SHOST_DIX_TYPE0_PROTECTION;
-	case 1: return shost->prot_capabilities & SHOST_DIX_TYPE1_PROTECTION;
-	case 2: return shost->prot_capabilities & SHOST_DIX_TYPE2_PROTECTION;
-	case 3: return shost->prot_capabilities & SHOST_DIX_TYPE3_PROTECTION;
-	}
+#if defined(CONFIG_BLK_DEV_INTEGRITY)
+	static unsigned char cap[] = { SHOST_DIX_TYPE0_PROTECTION,
+				       SHOST_DIX_TYPE1_PROTECTION,
+				       SHOST_DIX_TYPE2_PROTECTION,
+				       SHOST_DIX_TYPE3_PROTECTION };
 
+	return shost->prot_capabilities & cap[target_type];
+#endif
 	return 0;
 }
 
diff --git a/include/trace/events/block.h b/include/trace/events/block.h
index d86af94691c2..00405b5f624a 100644
--- a/include/trace/events/block.h
+++ b/include/trace/events/block.h
@@ -488,6 +488,39 @@ TRACE_EVENT(block_remap,
 		  (unsigned long long)__entry->old_sector)
 );
 
+TRACE_EVENT(block_rq_remap,
+
+	TP_PROTO(struct request_queue *q, struct request *rq, dev_t dev,
+		 sector_t from),
+
+	TP_ARGS(q, rq, dev, from),
+
+	TP_STRUCT__entry(
+		__field( dev_t,		dev		)
+		__field( sector_t,	sector		)
+		__field( unsigned int,	nr_sector	)
+		__field( dev_t,		old_dev		)
+		__field( sector_t,	old_sector	)
+		__array( char,		rwbs,	6	)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= disk_devt(rq->rq_disk);
+		__entry->sector		= blk_rq_pos(rq);
+		__entry->nr_sector	= blk_rq_sectors(rq);
+		__entry->old_dev	= dev;
+		__entry->old_sector	= from;
+		blk_fill_rwbs_rq(__entry->rwbs, rq);
+	),
+
+	TP_printk("%d,%d %s %llu + %u <- (%d,%d) %llu",
+		  MAJOR(__entry->dev), MINOR(__entry->dev), __entry->rwbs,
+		  (unsigned long long)__entry->sector,
+		  __entry->nr_sector,
+		  MAJOR(__entry->old_dev), MINOR(__entry->old_dev),
+		  (unsigned long long)__entry->old_sector)
+);
+
 #endif /* _TRACE_BLOCK_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/ext4.h b/include/trace/events/ext4.h
index c1bd8f1e8b94..d09550bf3f95 100644
--- a/include/trace/events/ext4.h
+++ b/include/trace/events/ext4.h
@@ -11,6 +11,7 @@ struct ext4_allocation_context;
 struct ext4_allocation_request;
 struct ext4_prealloc_space;
 struct ext4_inode_info;
+struct mpage_da_data;
 
 #define EXT4_I(inode) (container_of(inode, struct ext4_inode_info, vfs_inode))
 
@@ -236,6 +237,7 @@ TRACE_EVENT(ext4_da_writepages,
 		__field(	char,	for_kupdate		)
 		__field(	char,	for_reclaim		)
 		__field(	char,	range_cyclic		)
+		__field(       pgoff_t,	writeback_index		)
 	),
 
 	TP_fast_assign(
@@ -249,15 +251,17 @@ TRACE_EVENT(ext4_da_writepages,
 		__entry->for_kupdate	= wbc->for_kupdate;
 		__entry->for_reclaim	= wbc->for_reclaim;
 		__entry->range_cyclic	= wbc->range_cyclic;
+		__entry->writeback_index = inode->i_mapping->writeback_index;
 	),
 
-	TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d",
+	TP_printk("dev %s ino %lu nr_to_write %ld pages_skipped %ld range_start %llu range_end %llu nonblocking %d for_kupdate %d for_reclaim %d range_cyclic %d writeback_index %lu",
 		  jbd2_dev_to_name(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->nr_to_write,
 		  __entry->pages_skipped, __entry->range_start,
 		  __entry->range_end, __entry->nonblocking,
 		  __entry->for_kupdate, __entry->for_reclaim,
-		  __entry->range_cyclic)
+		  __entry->range_cyclic,
+		  (unsigned long) __entry->writeback_index)
 );
 
 TRACE_EVENT(ext4_da_write_pages,
@@ -309,6 +313,7 @@ TRACE_EVENT(ext4_da_writepages_result,
 		__field(	char,	encountered_congestion	)
 		__field(	char,	more_io			)	
 		__field(	char,	no_nrwrite_index_update )
+		__field(       pgoff_t,	writeback_index		)
 	),
 
 	TP_fast_assign(
@@ -320,14 +325,16 @@ TRACE_EVENT(ext4_da_writepages_result,
 		__entry->encountered_congestion	= wbc->encountered_congestion;
 		__entry->more_io	= wbc->more_io;
 		__entry->no_nrwrite_index_update = wbc->no_nrwrite_index_update;
+		__entry->writeback_index = inode->i_mapping->writeback_index;
 	),
 
-	TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld congestion %d more_io %d no_nrwrite_index_update %d",
+	TP_printk("dev %s ino %lu ret %d pages_written %d pages_skipped %ld congestion %d more_io %d no_nrwrite_index_update %d writeback_index %lu",
 		  jbd2_dev_to_name(__entry->dev),
 		  (unsigned long) __entry->ino, __entry->ret,
 		  __entry->pages_written, __entry->pages_skipped,
 		  __entry->encountered_congestion, __entry->more_io,
-		  __entry->no_nrwrite_index_update)
+		  __entry->no_nrwrite_index_update,
+		  (unsigned long) __entry->writeback_index)
 );
 
 TRACE_EVENT(ext4_da_write_begin,
@@ -737,6 +744,169 @@ TRACE_EVENT(ext4_alloc_da_blocks,
 		  __entry->data_blocks, __entry->meta_blocks)
 );
 
+TRACE_EVENT(ext4_mballoc_alloc,
+	TP_PROTO(struct ext4_allocation_context *ac),
+
+	TP_ARGS(ac),
+
+	TP_STRUCT__entry(
+		__field(	dev_t,	dev			)
+		__field(	ino_t,	ino			)
+		__field(	__u16,	found			)
+		__field(	__u16,	groups			)
+		__field(	__u16,	buddy			)
+		__field(	__u16,	flags			)
+		__field(	__u16,	tail			)
+		__field(	__u8,	cr			)
+		__field(	__u32, 	orig_logical		)
+		__field(	  int,	orig_start		)
+		__field(	__u32, 	orig_group		)
+		__field(	  int,	orig_len		)
+		__field(	__u32, 	goal_logical		)
+		__field(	  int,	goal_start		)
+		__field(	__u32, 	goal_group		)
+		__field(	  int,	goal_len		)
+		__field(	__u32, 	result_logical		)
+		__field(	  int,	result_start		)
+		__field(	__u32, 	result_group		)
+		__field(	  int,	result_len		)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
+		__entry->ino		= ac->ac_inode->i_ino;
+		__entry->found		= ac->ac_found;
+		__entry->flags		= ac->ac_flags;
+		__entry->groups		= ac->ac_groups_scanned;
+		__entry->buddy		= ac->ac_buddy;
+		__entry->tail		= ac->ac_tail;
+		__entry->cr		= ac->ac_criteria;
+		__entry->orig_logical	= ac->ac_o_ex.fe_logical;
+		__entry->orig_start	= ac->ac_o_ex.fe_start;
+		__entry->orig_group	= ac->ac_o_ex.fe_group;
+		__entry->orig_len	= ac->ac_o_ex.fe_len;
+		__entry->goal_logical	= ac->ac_g_ex.fe_logical;
+		__entry->goal_start	= ac->ac_g_ex.fe_start;
+		__entry->goal_group	= ac->ac_g_ex.fe_group;
+		__entry->goal_len	= ac->ac_g_ex.fe_len;
+		__entry->result_logical	= ac->ac_f_ex.fe_logical;
+		__entry->result_start	= ac->ac_f_ex.fe_start;
+		__entry->result_group	= ac->ac_f_ex.fe_group;
+		__entry->result_len	= ac->ac_f_ex.fe_len;
+	),
+
+	TP_printk("dev %s inode %lu orig %u/%d/%u@%u goal %u/%d/%u@%u "
+		  "result %u/%d/%u@%u blks %u grps %u cr %u flags 0x%04x "
+		  "tail %u broken %u",
+		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+		  __entry->orig_group, __entry->orig_start,
+		  __entry->orig_len, __entry->orig_logical,
+		  __entry->goal_group, __entry->goal_start,
+		  __entry->goal_len, __entry->goal_logical,
+		  __entry->result_group, __entry->result_start,
+		  __entry->result_len, __entry->result_logical,
+		  __entry->found, __entry->groups, __entry->cr,
+		  __entry->flags, __entry->tail,
+		  __entry->buddy ? 1 << __entry->buddy : 0)
+);
+
+TRACE_EVENT(ext4_mballoc_prealloc,
+	TP_PROTO(struct ext4_allocation_context *ac),
+
+	TP_ARGS(ac),
+
+	TP_STRUCT__entry(
+		__field(	dev_t,	dev			)
+		__field(	ino_t,	ino			)
+		__field(	__u32, 	orig_logical		)
+		__field(	  int,	orig_start		)
+		__field(	__u32, 	orig_group		)
+		__field(	  int,	orig_len		)
+		__field(	__u32, 	result_logical		)
+		__field(	  int,	result_start		)
+		__field(	__u32, 	result_group		)
+		__field(	  int,	result_len		)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
+		__entry->ino		= ac->ac_inode->i_ino;
+		__entry->orig_logical	= ac->ac_o_ex.fe_logical;
+		__entry->orig_start	= ac->ac_o_ex.fe_start;
+		__entry->orig_group	= ac->ac_o_ex.fe_group;
+		__entry->orig_len	= ac->ac_o_ex.fe_len;
+		__entry->result_logical	= ac->ac_b_ex.fe_logical;
+		__entry->result_start	= ac->ac_b_ex.fe_start;
+		__entry->result_group	= ac->ac_b_ex.fe_group;
+		__entry->result_len	= ac->ac_b_ex.fe_len;
+	),
+
+	TP_printk("dev %s inode %lu orig %u/%d/%u@%u result %u/%d/%u@%u",
+		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+		  __entry->orig_group, __entry->orig_start,
+		  __entry->orig_len, __entry->orig_logical,
+		  __entry->result_group, __entry->result_start,
+		  __entry->result_len, __entry->result_logical)
+);
+
+TRACE_EVENT(ext4_mballoc_discard,
+	TP_PROTO(struct ext4_allocation_context *ac),
+
+	TP_ARGS(ac),
+
+	TP_STRUCT__entry(
+		__field(	dev_t,	dev			)
+		__field(	ino_t,	ino			)
+		__field(	__u32, 	result_logical		)
+		__field(	  int,	result_start		)
+		__field(	__u32, 	result_group		)
+		__field(	  int,	result_len		)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
+		__entry->ino		= ac->ac_inode->i_ino;
+		__entry->result_logical	= ac->ac_b_ex.fe_logical;
+		__entry->result_start	= ac->ac_b_ex.fe_start;
+		__entry->result_group	= ac->ac_b_ex.fe_group;
+		__entry->result_len	= ac->ac_b_ex.fe_len;
+	),
+
+	TP_printk("dev %s inode %lu extent %u/%d/%u@%u ",
+		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+		  __entry->result_group, __entry->result_start,
+		  __entry->result_len, __entry->result_logical)
+);
+
+TRACE_EVENT(ext4_mballoc_free,
+	TP_PROTO(struct ext4_allocation_context *ac),
+
+	TP_ARGS(ac),
+
+	TP_STRUCT__entry(
+		__field(	dev_t,	dev			)
+		__field(	ino_t,	ino			)
+		__field(	__u32, 	result_logical		)
+		__field(	  int,	result_start		)
+		__field(	__u32, 	result_group		)
+		__field(	  int,	result_len		)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= ac->ac_inode->i_sb->s_dev;
+		__entry->ino		= ac->ac_inode->i_ino;
+		__entry->result_logical	= ac->ac_b_ex.fe_logical;
+		__entry->result_start	= ac->ac_b_ex.fe_start;
+		__entry->result_group	= ac->ac_b_ex.fe_group;
+		__entry->result_len	= ac->ac_b_ex.fe_len;
+	),
+
+	TP_printk("dev %s inode %lu extent %u/%d/%u@%u ",
+		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino,
+		  __entry->result_group, __entry->result_start,
+		  __entry->result_len, __entry->result_logical)
+);
+
 #endif /* _TRACE_EXT4_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/jbd2.h b/include/trace/events/jbd2.h
index b851f0b4701c..3c60b75adb9e 100644
--- a/include/trace/events/jbd2.h
+++ b/include/trace/events/jbd2.h
@@ -7,6 +7,9 @@
 #include <linux/jbd2.h>
 #include <linux/tracepoint.h>
 
+struct transaction_chp_stats_s;
+struct transaction_run_stats_s;
+
 TRACE_EVENT(jbd2_checkpoint,
 
 	TP_PROTO(journal_t *journal, int result),
@@ -162,6 +165,81 @@ TRACE_EVENT(jbd2_submit_inode_data,
 		  jbd2_dev_to_name(__entry->dev), (unsigned long) __entry->ino)
 );
 
+TRACE_EVENT(jbd2_run_stats,
+	TP_PROTO(dev_t dev, unsigned long tid,
+		 struct transaction_run_stats_s *stats),
+
+	TP_ARGS(dev, tid, stats),
+
+	TP_STRUCT__entry(
+		__field(		dev_t,	dev		)
+		__field(	unsigned long,	tid		)
+		__field(	unsigned long,	wait		)
+		__field(	unsigned long,	running		)
+		__field(	unsigned long,	locked		)
+		__field(	unsigned long,	flushing	)
+		__field(	unsigned long,	logging		)
+		__field(		__u32,	handle_count	)
+		__field(		__u32,	blocks		)
+		__field(		__u32,	blocks_logged	)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= dev;
+		__entry->tid		= tid;
+		__entry->wait		= stats->rs_wait;
+		__entry->running	= stats->rs_running;
+		__entry->locked		= stats->rs_locked;
+		__entry->flushing	= stats->rs_flushing;
+		__entry->logging	= stats->rs_logging;
+		__entry->handle_count	= stats->rs_handle_count;
+		__entry->blocks		= stats->rs_blocks;
+		__entry->blocks_logged	= stats->rs_blocks_logged;
+	),
+
+	TP_printk("dev %s tid %lu wait %u running %u locked %u flushing %u "
+		  "logging %u handle_count %u blocks %u blocks_logged %u",
+		  jbd2_dev_to_name(__entry->dev), __entry->tid,
+		  jiffies_to_msecs(__entry->wait),
+		  jiffies_to_msecs(__entry->running),
+		  jiffies_to_msecs(__entry->locked),
+		  jiffies_to_msecs(__entry->flushing),
+		  jiffies_to_msecs(__entry->logging),
+		  __entry->handle_count, __entry->blocks,
+		  __entry->blocks_logged)
+);
+
+TRACE_EVENT(jbd2_checkpoint_stats,
+	TP_PROTO(dev_t dev, unsigned long tid,
+		 struct transaction_chp_stats_s *stats),
+
+	TP_ARGS(dev, tid, stats),
+
+	TP_STRUCT__entry(
+		__field(		dev_t,	dev		)
+		__field(	unsigned long,	tid		)
+		__field(	unsigned long,	chp_time	)
+		__field(		__u32,	forced_to_close	)
+		__field(		__u32,	written		)
+		__field(		__u32,	dropped		)
+	),
+
+	TP_fast_assign(
+		__entry->dev		= dev;
+		__entry->tid		= tid;
+		__entry->chp_time	= stats->cs_chp_time;
+		__entry->forced_to_close= stats->cs_forced_to_close;
+		__entry->written	= stats->cs_written;
+		__entry->dropped	= stats->cs_dropped;
+	),
+
+	TP_printk("dev %s tid %lu chp_time %u forced_to_close %u "
+		  "written %u dropped %u",
+		  jbd2_dev_to_name(__entry->dev), __entry->tid,
+		  jiffies_to_msecs(__entry->chp_time),
+		  __entry->forced_to_close, __entry->written, __entry->dropped)
+);
+
 #endif /* _TRACE_JBD2_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/kmem.h b/include/trace/events/kmem.h
index 1493c541f9c4..eaf46bdd18a5 100644
--- a/include/trace/events/kmem.h
+++ b/include/trace/events/kmem.h
@@ -225,6 +225,169 @@ TRACE_EVENT(kmem_cache_free,
 
 	TP_printk("call_site=%lx ptr=%p", __entry->call_site, __entry->ptr)
 );
+
+TRACE_EVENT(mm_page_free_direct,
+
+	TP_PROTO(struct page *page, unsigned int order),
+
+	TP_ARGS(page, order),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%d",
+			__entry->page,
+			page_to_pfn(__entry->page),
+			__entry->order)
+);
+
+TRACE_EVENT(mm_pagevec_free,
+
+	TP_PROTO(struct page *page, int cold),
+
+	TP_ARGS(page, cold),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	int,		cold		)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->cold		= cold;
+	),
+
+	TP_printk("page=%p pfn=%lu order=0 cold=%d",
+			__entry->page,
+			page_to_pfn(__entry->page),
+			__entry->cold)
+);
+
+TRACE_EVENT(mm_page_alloc,
+
+	TP_PROTO(struct page *page, unsigned int order,
+			gfp_t gfp_flags, int migratetype),
+
+	TP_ARGS(page, order, gfp_flags, migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+		__field(	gfp_t,		gfp_flags	)
+		__field(	int,		migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+		__entry->gfp_flags	= gfp_flags;
+		__entry->migratetype	= migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%d migratetype=%d gfp_flags=%s",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->order,
+		__entry->migratetype,
+		show_gfp_flags(__entry->gfp_flags))
+);
+
+TRACE_EVENT(mm_page_alloc_zone_locked,
+
+	TP_PROTO(struct page *page, unsigned int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	unsigned int,	order		)
+		__field(	int,		migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+		__entry->migratetype	= migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%u migratetype=%d percpu_refill=%d",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->order,
+		__entry->migratetype,
+		__entry->order == 0)
+);
+
+TRACE_EVENT(mm_page_pcpu_drain,
+
+	TP_PROTO(struct page *page, int order, int migratetype),
+
+	TP_ARGS(page, order, migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page		)
+		__field(	int,		order		)
+		__field(	int,		migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page		= page;
+		__entry->order		= order;
+		__entry->migratetype	= migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu order=%d migratetype=%d",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->order,
+		__entry->migratetype)
+);
+
+TRACE_EVENT(mm_page_alloc_extfrag,
+
+	TP_PROTO(struct page *page,
+			int alloc_order, int fallback_order,
+			int alloc_migratetype, int fallback_migratetype),
+
+	TP_ARGS(page,
+		alloc_order, fallback_order,
+		alloc_migratetype, fallback_migratetype),
+
+	TP_STRUCT__entry(
+		__field(	struct page *,	page			)
+		__field(	int,		alloc_order		)
+		__field(	int,		fallback_order		)
+		__field(	int,		alloc_migratetype	)
+		__field(	int,		fallback_migratetype	)
+	),
+
+	TP_fast_assign(
+		__entry->page			= page;
+		__entry->alloc_order		= alloc_order;
+		__entry->fallback_order		= fallback_order;
+		__entry->alloc_migratetype	= alloc_migratetype;
+		__entry->fallback_migratetype	= fallback_migratetype;
+	),
+
+	TP_printk("page=%p pfn=%lu alloc_order=%d fallback_order=%d pageblock_order=%d alloc_migratetype=%d fallback_migratetype=%d fragmenting=%d change_ownership=%d",
+		__entry->page,
+		page_to_pfn(__entry->page),
+		__entry->alloc_order,
+		__entry->fallback_order,
+		pageblock_order,
+		__entry->alloc_migratetype,
+		__entry->fallback_migratetype,
+		__entry->fallback_order < pageblock_order,
+		__entry->alloc_migratetype == __entry->fallback_migratetype)
+);
+
 #endif /* _TRACE_KMEM_H */
 
 /* This part must be outside protection */
diff --git a/include/trace/events/power.h b/include/trace/events/power.h
new file mode 100644
index 000000000000..ea6d579261ad
--- /dev/null
+++ b/include/trace/events/power.h
@@ -0,0 +1,81 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM power
+
+#if !defined(_TRACE_POWER_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_POWER_H
+
+#include <linux/ktime.h>
+#include <linux/tracepoint.h>
+
+#ifndef _TRACE_POWER_ENUM_
+#define _TRACE_POWER_ENUM_
+enum {
+	POWER_NONE = 0,
+	POWER_CSTATE = 1,
+	POWER_PSTATE = 2,
+};
+#endif
+
+
+
+TRACE_EVENT(power_start,
+
+	TP_PROTO(unsigned int type, unsigned int state),
+
+	TP_ARGS(type, state),
+
+	TP_STRUCT__entry(
+		__field(	u64,		type		)
+		__field(	u64,		state		)
+	),
+
+	TP_fast_assign(
+		__entry->type = type;
+		__entry->state = state;
+	),
+
+	TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long)__entry->state)
+);
+
+TRACE_EVENT(power_end,
+
+	TP_PROTO(int dummy),
+
+	TP_ARGS(dummy),
+
+	TP_STRUCT__entry(
+		__field(	u64,		dummy		)
+	),
+
+	TP_fast_assign(
+		__entry->dummy = 0xffff;
+	),
+
+	TP_printk("dummy=%lu", (unsigned long)__entry->dummy)
+
+);
+
+
+TRACE_EVENT(power_frequency,
+
+	TP_PROTO(unsigned int type, unsigned int state),
+
+	TP_ARGS(type, state),
+
+	TP_STRUCT__entry(
+		__field(	u64,		type		)
+		__field(	u64,		state		)
+	),
+
+	TP_fast_assign(
+		__entry->type = type;
+		__entry->state = state;
+	),
+
+	TP_printk("type=%lu state=%lu", (unsigned long)__entry->type, (unsigned long) __entry->state)
+);
+
+#endif /* _TRACE_POWER_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/events/sched.h b/include/trace/events/sched.h
index b48f1ad7c946..4069c43f4187 100644
--- a/include/trace/events/sched.h
+++ b/include/trace/events/sched.h
@@ -380,6 +380,39 @@ TRACE_EVENT(sched_stat_wait,
 );
 
 /*
+ * Tracepoint for accounting runtime (time the task is executing
+ * on a CPU).
+ */
+TRACE_EVENT(sched_stat_runtime,
+
+	TP_PROTO(struct task_struct *tsk, u64 runtime, u64 vruntime),
+
+	TP_ARGS(tsk, runtime, vruntime),
+
+	TP_STRUCT__entry(
+		__array( char,	comm,	TASK_COMM_LEN	)
+		__field( pid_t,	pid			)
+		__field( u64,	runtime			)
+		__field( u64,	vruntime			)
+	),
+
+	TP_fast_assign(
+		memcpy(__entry->comm, tsk->comm, TASK_COMM_LEN);
+		__entry->pid		= tsk->pid;
+		__entry->runtime	= runtime;
+		__entry->vruntime	= vruntime;
+	)
+	TP_perf_assign(
+		__perf_count(runtime);
+	),
+
+	TP_printk("task: %s:%d runtime: %Lu [ns], vruntime: %Lu [ns]",
+			__entry->comm, __entry->pid,
+			(unsigned long long)__entry->runtime,
+			(unsigned long long)__entry->vruntime)
+);
+
+/*
  * Tracepoint for accounting sleep time (time the task is not runnable,
  * including iowait, see below).
  */
diff --git a/include/trace/events/timer.h b/include/trace/events/timer.h
new file mode 100644
index 000000000000..1844c48d640e
--- /dev/null
+++ b/include/trace/events/timer.h
@@ -0,0 +1,342 @@
+#undef TRACE_SYSTEM
+#define TRACE_SYSTEM timer
+
+#if !defined(_TRACE_TIMER_H) || defined(TRACE_HEADER_MULTI_READ)
+#define _TRACE_TIMER_H
+
+#include <linux/tracepoint.h>
+#include <linux/hrtimer.h>
+#include <linux/timer.h>
+
+/**
+ * timer_init - called when the timer is initialized
+ * @timer:	pointer to struct timer_list
+ */
+TRACE_EVENT(timer_init,
+
+	TP_PROTO(struct timer_list *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+	),
+
+	TP_printk("timer %p", __entry->timer)
+);
+
+/**
+ * timer_start - called when the timer is started
+ * @timer:	pointer to struct timer_list
+ * @expires:	the timers expiry time
+ */
+TRACE_EVENT(timer_start,
+
+	TP_PROTO(struct timer_list *timer, unsigned long expires),
+
+	TP_ARGS(timer, expires),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer		)
+		__field( void *,	function	)
+		__field( unsigned long,	expires		)
+		__field( unsigned long,	now		)
+	),
+
+	TP_fast_assign(
+		__entry->timer		= timer;
+		__entry->function	= timer->function;
+		__entry->expires	= expires;
+		__entry->now		= jiffies;
+	),
+
+	TP_printk("timer %p: func %pf, expires %lu, timeout %ld",
+		  __entry->timer, __entry->function, __entry->expires,
+		  (long)__entry->expires - __entry->now)
+);
+
+/**
+ * timer_expire_entry - called immediately before the timer callback
+ * @timer:	pointer to struct timer_list
+ *
+ * Allows to determine the timer latency.
+ */
+TRACE_EVENT(timer_expire_entry,
+
+	TP_PROTO(struct timer_list *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+		__field( unsigned long,	now	)
+	),
+
+	TP_fast_assign(
+		__entry->timer		= timer;
+		__entry->now		= jiffies;
+	),
+
+	TP_printk("timer %p: now %lu", __entry->timer, __entry->now)
+);
+
+/**
+ * timer_expire_exit - called immediately after the timer callback returns
+ * @timer:	pointer to struct timer_list
+ *
+ * When used in combination with the timer_expire_entry tracepoint we can
+ * determine the runtime of the timer callback function.
+ *
+ * NOTE: Do NOT derefernce timer in TP_fast_assign. The pointer might
+ * be invalid. We solely track the pointer.
+ */
+TRACE_EVENT(timer_expire_exit,
+
+	TP_PROTO(struct timer_list *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field(void *,	timer	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+	),
+
+	TP_printk("timer %p", __entry->timer)
+);
+
+/**
+ * timer_cancel - called when the timer is canceled
+ * @timer:	pointer to struct timer_list
+ */
+TRACE_EVENT(timer_cancel,
+
+	TP_PROTO(struct timer_list *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+	),
+
+	TP_printk("timer %p", __entry->timer)
+);
+
+/**
+ * hrtimer_init - called when the hrtimer is initialized
+ * @timer:	pointer to struct hrtimer
+ * @clockid:	the hrtimers clock
+ * @mode:	the hrtimers mode
+ */
+TRACE_EVENT(hrtimer_init,
+
+	TP_PROTO(struct hrtimer *timer, clockid_t clockid,
+		 enum hrtimer_mode mode),
+
+	TP_ARGS(timer, clockid, mode),
+
+	TP_STRUCT__entry(
+		__field( void *,		timer		)
+		__field( clockid_t,		clockid		)
+		__field( enum hrtimer_mode,	mode		)
+	),
+
+	TP_fast_assign(
+		__entry->timer		= timer;
+		__entry->clockid	= clockid;
+		__entry->mode		= mode;
+	),
+
+	TP_printk("hrtimer %p, clockid %s, mode %s", __entry->timer,
+		  __entry->clockid == CLOCK_REALTIME ?
+			"CLOCK_REALTIME" : "CLOCK_MONOTONIC",
+		  __entry->mode == HRTIMER_MODE_ABS ?
+			"HRTIMER_MODE_ABS" : "HRTIMER_MODE_REL")
+);
+
+/**
+ * hrtimer_start - called when the hrtimer is started
+ * @timer: pointer to struct hrtimer
+ */
+TRACE_EVENT(hrtimer_start,
+
+	TP_PROTO(struct hrtimer *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer		)
+		__field( void *,	function	)
+		__field( s64,		expires		)
+		__field( s64,		softexpires	)
+	),
+
+	TP_fast_assign(
+		__entry->timer		= timer;
+		__entry->function	= timer->function;
+		__entry->expires	= hrtimer_get_expires(timer).tv64;
+		__entry->softexpires	= hrtimer_get_softexpires(timer).tv64;
+	),
+
+	TP_printk("hrtimer %p, func %pf, expires %llu, softexpires %llu",
+		  __entry->timer, __entry->function,
+		  (unsigned long long)ktime_to_ns((ktime_t) {
+				  .tv64 = __entry->expires }),
+		  (unsigned long long)ktime_to_ns((ktime_t) {
+				  .tv64 = __entry->softexpires }))
+);
+
+/**
+ * htimmer_expire_entry - called immediately before the hrtimer callback
+ * @timer:	pointer to struct hrtimer
+ * @now:	pointer to variable which contains current time of the
+ *		timers base.
+ *
+ * Allows to determine the timer latency.
+ */
+TRACE_EVENT(hrtimer_expire_entry,
+
+	TP_PROTO(struct hrtimer *timer, ktime_t *now),
+
+	TP_ARGS(timer, now),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+		__field( s64,		now	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+		__entry->now	= now->tv64;
+	),
+
+	TP_printk("hrtimer %p, now %llu", __entry->timer,
+		  (unsigned long long)ktime_to_ns((ktime_t) {
+				  .tv64 = __entry->now }))
+ );
+
+/**
+ * hrtimer_expire_exit - called immediately after the hrtimer callback returns
+ * @timer:	pointer to struct hrtimer
+ *
+ * When used in combination with the hrtimer_expire_entry tracepoint we can
+ * determine the runtime of the callback function.
+ */
+TRACE_EVENT(hrtimer_expire_exit,
+
+	TP_PROTO(struct hrtimer *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+	),
+
+	TP_printk("hrtimer %p", __entry->timer)
+);
+
+/**
+ * hrtimer_cancel - called when the hrtimer is canceled
+ * @timer:	pointer to struct hrtimer
+ */
+TRACE_EVENT(hrtimer_cancel,
+
+	TP_PROTO(struct hrtimer *timer),
+
+	TP_ARGS(timer),
+
+	TP_STRUCT__entry(
+		__field( void *,	timer	)
+	),
+
+	TP_fast_assign(
+		__entry->timer	= timer;
+	),
+
+	TP_printk("hrtimer %p", __entry->timer)
+);
+
+/**
+ * itimer_state - called when itimer is started or canceled
+ * @which:	name of the interval timer
+ * @value:	the itimers value, itimer is canceled if value->it_value is
+ *		zero, otherwise it is started
+ * @expires:	the itimers expiry time
+ */
+TRACE_EVENT(itimer_state,
+
+	TP_PROTO(int which, const struct itimerval *const value,
+		 cputime_t expires),
+
+	TP_ARGS(which, value, expires),
+
+	TP_STRUCT__entry(
+		__field(	int,		which		)
+		__field(	cputime_t,	expires		)
+		__field(	long,		value_sec	)
+		__field(	long,		value_usec	)
+		__field(	long,		interval_sec	)
+		__field(	long,		interval_usec	)
+	),
+
+	TP_fast_assign(
+		__entry->which		= which;
+		__entry->expires	= expires;
+		__entry->value_sec	= value->it_value.tv_sec;
+		__entry->value_usec	= value->it_value.tv_usec;
+		__entry->interval_sec	= value->it_interval.tv_sec;
+		__entry->interval_usec	= value->it_interval.tv_usec;
+	),
+
+	TP_printk("which %d, expires %lu, it_value %lu.%lu, it_interval %lu.%lu",
+		  __entry->which, __entry->expires,
+		  __entry->value_sec, __entry->value_usec,
+		  __entry->interval_sec, __entry->interval_usec)
+);
+
+/**
+ * itimer_expire - called when itimer expires
+ * @which:	type of the interval timer
+ * @pid:	pid of the process which owns the timer
+ * @now:	current time, used to calculate the latency of itimer
+ */
+TRACE_EVENT(itimer_expire,
+
+	TP_PROTO(int which, struct pid *pid, cputime_t now),
+
+	TP_ARGS(which, pid, now),
+
+	TP_STRUCT__entry(
+		__field( int ,		which	)
+		__field( pid_t,		pid	)
+		__field( cputime_t,	now	)
+	),
+
+	TP_fast_assign(
+		__entry->which	= which;
+		__entry->now	= now;
+		__entry->pid	= pid_nr(pid);
+	),
+
+	    TP_printk("which %d, pid %d, now %lu", __entry->which,
+		      (int) __entry->pid, __entry->now)
+);
+
+#endif /*  _TRACE_TIMER_H */
+
+/* This part must be outside protection */
+#include <trace/define_trace.h>
diff --git a/include/trace/events/workqueue.h b/include/trace/events/workqueue.h
index fcfd9a1e4b96..e4612dbd7ba6 100644
--- a/include/trace/events/workqueue.h
+++ b/include/trace/events/workqueue.h
@@ -26,7 +26,7 @@ TRACE_EVENT(workqueue_insertion,
 		__entry->func		= work->func;
 	),
 
-	TP_printk("thread=%s:%d func=%pF", __entry->thread_comm,
+	TP_printk("thread=%s:%d func=%pf", __entry->thread_comm,
 		__entry->thread_pid, __entry->func)
 );
 
@@ -48,7 +48,7 @@ TRACE_EVENT(workqueue_execution,
 		__entry->func		= work->func;
 	),
 
-	TP_printk("thread=%s:%d func=%pF", __entry->thread_comm,
+	TP_printk("thread=%s:%d func=%pf", __entry->thread_comm,
 		__entry->thread_pid, __entry->func)
 );
 
diff --git a/include/trace/ftrace.h b/include/trace/ftrace.h
index 72a3b437b829..cc0d9667e182 100644
--- a/include/trace/ftrace.h
+++ b/include/trace/ftrace.h
@@ -378,24 +378,18 @@ static inline int ftrace_get_offsets_##call(				\
 #ifdef CONFIG_EVENT_PROFILE
 
 /*
- * Generate the functions needed for tracepoint perf_counter support.
+ * Generate the functions needed for tracepoint perf_event support.
  *
  * NOTE: The insertion profile callback (ftrace_profile_<call>) is defined later
  *
- * static int ftrace_profile_enable_<call>(struct ftrace_event_call *event_call)
+ * static int ftrace_profile_enable_<call>(void)
  * {
- * 	int ret = 0;
- *
- * 	if (!atomic_inc_return(&event_call->profile_count))
- * 		ret = register_trace_<call>(ftrace_profile_<call>);
- *
- * 	return ret;
+ * 	return register_trace_<call>(ftrace_profile_<call>);
  * }
  *
- * static void ftrace_profile_disable_<call>(struct ftrace_event_call *event_call)
+ * static void ftrace_profile_disable_<call>(void)
  * {
- * 	if (atomic_add_negative(-1, &event->call->profile_count))
- * 		unregister_trace_<call>(ftrace_profile_<call>);
+ * 	unregister_trace_<call>(ftrace_profile_<call>);
  * }
  *
  */
@@ -405,20 +399,14 @@ static inline int ftrace_get_offsets_##call(				\
 									\
 static void ftrace_profile_##call(proto);				\
 									\
-static int ftrace_profile_enable_##call(struct ftrace_event_call *event_call) \
+static int ftrace_profile_enable_##call(void)				\
 {									\
-	int ret = 0;							\
-									\
-	if (!atomic_inc_return(&event_call->profile_count))		\
-		ret = register_trace_##call(ftrace_profile_##call);	\
-									\
-	return ret;							\
+	return register_trace_##call(ftrace_profile_##call);		\
 }									\
 									\
-static void ftrace_profile_disable_##call(struct ftrace_event_call *event_call)\
+static void ftrace_profile_disable_##call(void)				\
 {									\
-	if (atomic_add_negative(-1, &event_call->profile_count))	\
-		unregister_trace_##call(ftrace_profile_##call);		\
+	unregister_trace_##call(ftrace_profile_##call);			\
 }
 
 #include TRACE_INCLUDE(TRACE_INCLUDE_FILE)
@@ -656,15 +644,16 @@ __attribute__((section("_ftrace_events"))) event_##call = {		\
  * {
  *	struct ftrace_data_offsets_<call> __maybe_unused __data_offsets;
  *	struct ftrace_event_call *event_call = &event_<call>;
- *	extern void perf_tpcounter_event(int, u64, u64, void *, int);
+ *	extern void perf_tp_event(int, u64, u64, void *, int);
  *	struct ftrace_raw_##call *entry;
  *	u64 __addr = 0, __count = 1;
  *	unsigned long irq_flags;
+ *	struct trace_entry *ent;
  *	int __entry_size;
  *	int __data_size;
+ *	int __cpu
  *	int pc;
  *
- *	local_save_flags(irq_flags);
  *	pc = preempt_count();
  *
  *	__data_size = ftrace_get_offsets_<call>(&__data_offsets, args);
@@ -675,25 +664,34 @@ __attribute__((section("_ftrace_events"))) event_##call = {		\
  *			     sizeof(u64));
  *	__entry_size -= sizeof(u32);
  *
- *	do {
- *		char raw_data[__entry_size]; <- allocate our sample in the stack
- *		struct trace_entry *ent;
+ *	// Protect the non nmi buffer
+ *	// This also protects the rcu read side
+ *	local_irq_save(irq_flags);
+ *	__cpu = smp_processor_id();
+ *
+ *	if (in_nmi())
+ *		raw_data = rcu_dereference(trace_profile_buf_nmi);
+ *	else
+ *		raw_data = rcu_dereference(trace_profile_buf);
+ *
+ *	if (!raw_data)
+ *		goto end;
  *
- *		zero dead bytes from alignment to avoid stack leak to userspace:
+ *	raw_data = per_cpu_ptr(raw_data, __cpu);
  *
- *		*(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL;
- *		entry = (struct ftrace_raw_<call> *)raw_data;
- *		ent = &entry->ent;
- *		tracing_generic_entry_update(ent, irq_flags, pc);
- *		ent->type = event_call->id;
+ *	//zero dead bytes from alignment to avoid stack leak to userspace:
+ *	*(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL;
+ *	entry = (struct ftrace_raw_<call> *)raw_data;
+ *	ent = &entry->ent;
+ *	tracing_generic_entry_update(ent, irq_flags, pc);
+ *	ent->type = event_call->id;
  *
- *		<tstruct> <- do some jobs with dynamic arrays
+ *	<tstruct> <- do some jobs with dynamic arrays
  *
- *		<assign>  <- affect our values
+ *	<assign>  <- affect our values
  *
- *		perf_tpcounter_event(event_call->id, __addr, __count, entry,
- *			     __entry_size);  <- submit them to perf counter
- *	} while (0);
+ *	perf_tp_event(event_call->id, __addr, __count, entry,
+ *		     __entry_size);  <- submit them to perf counter
  *
  * }
  */
@@ -712,15 +710,17 @@ static void ftrace_profile_##call(proto)				\
 {									\
 	struct ftrace_data_offsets_##call __maybe_unused __data_offsets;\
 	struct ftrace_event_call *event_call = &event_##call;		\
-	extern void perf_tpcounter_event(int, u64, u64, void *, int);	\
+	extern void perf_tp_event(int, u64, u64, void *, int);	\
 	struct ftrace_raw_##call *entry;				\
 	u64 __addr = 0, __count = 1;					\
 	unsigned long irq_flags;					\
+	struct trace_entry *ent;					\
 	int __entry_size;						\
 	int __data_size;						\
+	char *raw_data;							\
+	int __cpu;							\
 	int pc;								\
 									\
-	local_save_flags(irq_flags);					\
 	pc = preempt_count();						\
 									\
 	__data_size = ftrace_get_offsets_##call(&__data_offsets, args); \
@@ -728,23 +728,38 @@ static void ftrace_profile_##call(proto)				\
 			     sizeof(u64));				\
 	__entry_size -= sizeof(u32);					\
 									\
-	do {								\
-		char raw_data[__entry_size];				\
-		struct trace_entry *ent;				\
+	if (WARN_ONCE(__entry_size > FTRACE_MAX_PROFILE_SIZE,		\
+		      "profile buffer not large enough"))		\
+		return;							\
+									\
+	local_irq_save(irq_flags);					\
+	__cpu = smp_processor_id();					\
 									\
-		*(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL;	\
-		entry = (struct ftrace_raw_##call *)raw_data;		\
-		ent = &entry->ent;					\
-		tracing_generic_entry_update(ent, irq_flags, pc);	\
-		ent->type = event_call->id;				\
+	if (in_nmi())							\
+		raw_data = rcu_dereference(trace_profile_buf_nmi);		\
+	else								\
+		raw_data = rcu_dereference(trace_profile_buf);		\
 									\
-		tstruct							\
+	if (!raw_data)							\
+		goto end;						\
 									\
-		{ assign; }						\
+	raw_data = per_cpu_ptr(raw_data, __cpu);			\
 									\
-		perf_tpcounter_event(event_call->id, __addr, __count, entry,\
+	*(u64 *)(&raw_data[__entry_size - sizeof(u64)]) = 0ULL;		\
+	entry = (struct ftrace_raw_##call *)raw_data;			\
+	ent = &entry->ent;						\
+	tracing_generic_entry_update(ent, irq_flags, pc);		\
+	ent->type = event_call->id;					\
+									\
+	tstruct								\
+									\
+	{ assign; }							\
+									\
+	perf_tp_event(event_call->id, __addr, __count, entry,		\
 			     __entry_size);				\
-	} while (0);							\
+									\
+end:									\
+	local_irq_restore(irq_flags);					\
 									\
 }
 
diff --git a/include/video/da8xx-fb.h b/include/video/da8xx-fb.h
new file mode 100644
index 000000000000..c051a50ed528
--- /dev/null
+++ b/include/video/da8xx-fb.h
@@ -0,0 +1,103 @@
+/*
+ * Header file for TI DA8XX LCD controller platform data.
+ *
+ * Copyright (C) 2008-2009 MontaVista Software Inc.
+ * Copyright (C) 2008-2009 Texas Instruments Inc
+ *
+ * This file is licensed under the terms of the GNU General Public License
+ * version 2. This program is licensed "as is" without any warranty of any
+ * kind, whether express or implied.
+ */
+
+#ifndef DA8XX_FB_H
+#define DA8XX_FB_H
+
+enum panel_type {
+	QVGA = 0
+};
+
+enum panel_shade {
+	MONOCHROME = 0,
+	COLOR_ACTIVE,
+	COLOR_PASSIVE,
+};
+
+enum raster_load_mode {
+	LOAD_DATA = 1,
+	LOAD_PALETTE,
+};
+
+struct display_panel {
+	enum panel_type panel_type; /* QVGA */
+	int max_bpp;
+	int min_bpp;
+	enum panel_shade panel_shade;
+};
+
+struct da8xx_lcdc_platform_data {
+	const char manu_name[10];
+	void *controller_data;
+	const char type[25];
+};
+
+struct lcd_ctrl_config {
+	const struct display_panel *p_disp_panel;
+
+	/* AC Bias Pin Frequency */
+	int ac_bias;
+
+	/* AC Bias Pin Transitions per Interrupt */
+	int ac_bias_intrpt;
+
+	/* DMA burst size */
+	int dma_burst_sz;
+
+	/* Bits per pixel */
+	int bpp;
+
+	/* FIFO DMA Request Delay */
+	int fdd;
+
+	/* TFT Alternative Signal Mapping (Only for active) */
+	unsigned char tft_alt_mode;
+
+	/* 12 Bit Per Pixel (5-6-5) Mode (Only for passive) */
+	unsigned char stn_565_mode;
+
+	/* Mono 8-bit Mode: 1=D0-D7 or 0=D0-D3 */
+	unsigned char mono_8bit_mode;
+
+	/* Invert line clock */
+	unsigned char invert_line_clock;
+
+	/* Invert frame clock  */
+	unsigned char invert_frm_clock;
+
+	/* Horizontal and Vertical Sync Edge: 0=rising 1=falling */
+	unsigned char sync_edge;
+
+	/* Horizontal and Vertical Sync: Control: 0=ignore */
+	unsigned char sync_ctrl;
+
+	/* Raster Data Order Select: 1=Most-to-least 0=Least-to-most */
+	unsigned char raster_order;
+};
+
+struct lcd_sync_arg {
+	int back_porch;
+	int front_porch;
+	int pulse_width;
+};
+
+/* ioctls */
+#define FBIOGET_CONTRAST	_IOR('F', 1, int)
+#define FBIOPUT_CONTRAST	_IOW('F', 2, int)
+#define FBIGET_BRIGHTNESS	_IOR('F', 3, int)
+#define FBIPUT_BRIGHTNESS	_IOW('F', 3, int)
+#define FBIGET_COLOR		_IOR('F', 5, int)
+#define FBIPUT_COLOR		_IOW('F', 6, int)
+#define FBIPUT_HSYNC		_IOW('F', 9, int)
+#define FBIPUT_VSYNC		_IOW('F', 10, int)
+
+#endif  /* ifndef DA8XX_FB_H */
+
diff --git a/init/Kconfig b/init/Kconfig
index 8e8b76d8a272..ab5c64801fe5 100644
--- a/init/Kconfig
+++ b/init/Kconfig
@@ -297,7 +297,7 @@ config AUDIT
 
 config AUDITSYSCALL
 	bool "Enable system-call auditing support"
-	depends on AUDIT && (X86 || PPC || PPC64 || S390 || IA64 || UML || SPARC64|| SUPERH)
+	depends on AUDIT && (X86 || PPC || S390 || IA64 || UML || SPARC64 || SUPERH)
 	default y if SECURITY_SELINUX
 	help
 	  Enable low-overhead system-call auditing infrastructure that
@@ -331,7 +331,8 @@ config TREE_PREEMPT_RCU
 	  This option selects the RCU implementation that is
 	  designed for very large SMP systems with hundreds or
 	  thousands of CPUs, but for which real-time response
-	  is also required.
+	  is also required.  It also scales down nicely to
+	  smaller systems.
 
 endchoice
 
@@ -915,31 +916,41 @@ config AIO
           by some high performance threaded applications. Disabling
           this option saves about 7k.
 
-config HAVE_PERF_COUNTERS
+config HAVE_PERF_EVENTS
 	bool
 	help
 	  See tools/perf/design.txt for details.
 
-menu "Performance Counters"
+config PERF_USE_VMALLOC
+	bool
+	help
+	  See tools/perf/design.txt for details
 
-config PERF_COUNTERS
-	bool "Kernel Performance Counters"
-	default y if PROFILING
-	depends on HAVE_PERF_COUNTERS
+menu "Kernel Performance Events And Counters"
+
+config PERF_EVENTS
+	bool "Kernel performance events and counters"
+	default y if (PROFILING || PERF_COUNTERS)
+	depends on HAVE_PERF_EVENTS
 	select ANON_INODES
 	help
-	  Enable kernel support for performance counter hardware.
+	  Enable kernel support for various performance events provided
+	  by software and hardware.
+
+	  Software events are supported either built-in or via the
+	  use of generic tracepoints.
 
-	  Performance counters are special hardware registers available
-	  on most modern CPUs. These registers count the number of certain
+	  Most modern CPUs support performance events via performance
+	  counter registers. These registers count the number of certain
 	  types of hw events: such as instructions executed, cachemisses
 	  suffered, or branches mis-predicted - without slowing down the
 	  kernel or applications. These registers can also trigger interrupts
 	  when a threshold number of events have passed - and can thus be
 	  used to profile the code that runs on that CPU.
 
-	  The Linux Performance Counter subsystem provides an abstraction of
-	  these hardware capabilities, available via a system call. It
+	  The Linux Performance Event subsystem provides an abstraction of
+	  these software and hardware event capabilities, available via a
+	  system call and used by the "perf" utility in tools/perf/. It
 	  provides per task and per CPU counters, and it provides event
 	  capabilities on top of those.
 
@@ -947,17 +958,42 @@ config PERF_COUNTERS
 
 config EVENT_PROFILE
 	bool "Tracepoint profiling sources"
-	depends on PERF_COUNTERS && EVENT_TRACING
+	depends on PERF_EVENTS && EVENT_TRACING
 	default y
 	help
-	 Allow the use of tracepoints as software performance counters.
+	 Allow the use of tracepoints as software performance events.
 
-	 When this is enabled, you can create perf counters based on
+	 When this is enabled, you can create perf events based on
 	 tracepoints using PERF_TYPE_TRACEPOINT and the tracepoint ID
 	 found in debugfs://tracing/events/*/*/id. (The -e/--events
 	 option to the perf tool can parse and interpret symbolic
 	 tracepoints, in the subsystem:tracepoint_name format.)
 
+config PERF_COUNTERS
+	bool "Kernel performance counters (old config option)"
+	depends on HAVE_PERF_EVENTS
+	help
+	  This config has been obsoleted by the PERF_EVENTS
+	  config option - please see that one for details.
+
+	  It has no effect on the kernel whether you enable
+	  it or not, it is a compatibility placeholder.
+
+	  Say N if unsure.
+
+config DEBUG_PERF_USE_VMALLOC
+	default n
+	bool "Debug: use vmalloc to back perf mmap() buffers"
+	depends on PERF_EVENTS && DEBUG_KERNEL
+	select PERF_USE_VMALLOC
+	help
+	 Use vmalloc memory to back perf mmap() buffers.
+
+	 Mostly useful for debugging the vmalloc code on platforms
+	 that don't require it.
+
+	 Say N if unsure.
+
 endmenu
 
 config VM_EVENT_COUNTERS
@@ -988,14 +1024,6 @@ config SLUB_DEBUG
 	  SLUB sysfs support. /sys/slab will not exist and there will be
 	  no support for cache validation etc.
 
-config STRIP_ASM_SYMS
-	bool "Strip assembler-generated symbols during link"
-	default n
-	help
-	  Strip internal assembler-generated symbols during a link (symbols
-	  that look like '.Lxxx') so they don't pollute the output of
-	  get_wchan() and suchlike.
-
 config COMPAT_BRK
 	bool "Disable heap randomization"
 	default y
@@ -1054,13 +1082,6 @@ config PROFILING
 config TRACEPOINTS
 	bool
 
-config MARKERS
-	bool "Activate markers"
-	select TRACEPOINTS
-	help
-	  Place an empty function call at each marker site. Can be
-	  dynamically changed for a probe function.
-
 source "arch/Kconfig"
 
 config SLOW_WORK
@@ -1077,6 +1098,16 @@ config SLOW_WORK
 
 	  See Documentation/slow-work.txt.
 
+config SLOW_WORK_PROC
+	bool "Slow work debugging through /proc"
+	default n
+	depends on SLOW_WORK && PROC_FS
+	help
+	  Display the contents of the slow work run queue through /proc,
+	  including items currently executing.
+
+	  See Documentation/slow-work.txt.
+
 endmenu		# General setup
 
 config HAVE_GENERIC_DMA_COHERENT
diff --git a/init/main.c b/init/main.c
index 34971becbd3c..5988debfc505 100644
--- a/init/main.c
+++ b/init/main.c
@@ -18,7 +18,6 @@
 #include <linux/string.h>
 #include <linux/ctype.h>
 #include <linux/delay.h>
-#include <linux/utsname.h>
 #include <linux/ioport.h>
 #include <linux/init.h>
 #include <linux/smp_lock.h>
@@ -68,6 +67,7 @@
 #include <linux/async.h>
 #include <linux/kmemcheck.h>
 #include <linux/kmemtrace.h>
+#include <linux/sfi.h>
 #include <linux/shmem_fs.h>
 #include <trace/boot.h>
 
@@ -359,11 +359,6 @@ static inline void smp_prepare_cpus(unsigned int maxcpus) { }
 
 #else
 
-#if NR_CPUS > BITS_PER_LONG
-cpumask_t cpu_mask_all __read_mostly = CPU_MASK_ALL;
-EXPORT_SYMBOL(cpu_mask_all);
-#endif
-
 /* Setup number of possible processor ids */
 int nr_cpu_ids __read_mostly = NR_CPUS;
 EXPORT_SYMBOL(nr_cpu_ids);
@@ -668,12 +663,12 @@ asmlinkage void __init start_kernel(void)
 #endif
 	thread_info_cache_init();
 	cred_init();
-	fork_init(num_physpages);
+	fork_init(totalram_pages);
 	proc_caches_init();
 	buffer_init();
 	key_init();
 	security_init();
-	vfs_caches_init(num_physpages);
+	vfs_caches_init(totalram_pages);
 	radix_tree_init();
 	signals_init();
 	/* rootfs populating might need page-writeback */
@@ -689,6 +684,7 @@ asmlinkage void __init start_kernel(void)
 	check_bugs();
 
 	acpi_early_init(); /* before LAPIC and SMP init */
+	sfi_init_late();
 
 	ftrace_init();
 
@@ -782,7 +778,6 @@ static void __init do_initcalls(void)
  */
 static void __init do_basic_setup(void)
 {
-	rcu_init_sched(); /* needed by module_init stage. */
 	init_workqueues();
 	cpuset_init_smp();
 	usermodehelper_init();
diff --git a/ipc/ipc_sysctl.c b/ipc/ipc_sysctl.c
index 40eab7314aeb..7d3704750efc 100644
--- a/ipc/ipc_sysctl.c
+++ b/ipc/ipc_sysctl.c
@@ -27,18 +27,18 @@ static void *get_ipc(ctl_table *table)
 }
 
 #ifdef CONFIG_PROC_SYSCTL
-static int proc_ipc_dointvec(ctl_table *table, int write, struct file *filp,
+static int proc_ipc_dointvec(ctl_table *table, int write,
 	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table ipc_table;
 	memcpy(&ipc_table, table, sizeof(ipc_table));
 	ipc_table.data = get_ipc(table);
 
-	return proc_dointvec(&ipc_table, write, filp, buffer, lenp, ppos);
+	return proc_dointvec(&ipc_table, write, buffer, lenp, ppos);
 }
 
 static int proc_ipc_callback_dointvec(ctl_table *table, int write,
-	struct file *filp, void __user *buffer, size_t *lenp, loff_t *ppos)
+	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table ipc_table;
 	size_t lenp_bef = *lenp;
@@ -47,7 +47,7 @@ static int proc_ipc_callback_dointvec(ctl_table *table, int write,
 	memcpy(&ipc_table, table, sizeof(ipc_table));
 	ipc_table.data = get_ipc(table);
 
-	rc = proc_dointvec(&ipc_table, write, filp, buffer, lenp, ppos);
+	rc = proc_dointvec(&ipc_table, write, buffer, lenp, ppos);
 
 	if (write && !rc && lenp_bef == *lenp)
 		/*
@@ -61,13 +61,13 @@ static int proc_ipc_callback_dointvec(ctl_table *table, int write,
 }
 
 static int proc_ipc_doulongvec_minmax(ctl_table *table, int write,
-	struct file *filp, void __user *buffer, size_t *lenp, loff_t *ppos)
+	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table ipc_table;
 	memcpy(&ipc_table, table, sizeof(ipc_table));
 	ipc_table.data = get_ipc(table);
 
-	return proc_doulongvec_minmax(&ipc_table, write, filp, buffer,
+	return proc_doulongvec_minmax(&ipc_table, write, buffer,
 					lenp, ppos);
 }
 
@@ -95,7 +95,7 @@ static void ipc_auto_callback(int val)
 }
 
 static int proc_ipcauto_dointvec_minmax(ctl_table *table, int write,
-	struct file *filp, void __user *buffer, size_t *lenp, loff_t *ppos)
+	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table ipc_table;
 	size_t lenp_bef = *lenp;
@@ -106,7 +106,7 @@ static int proc_ipcauto_dointvec_minmax(ctl_table *table, int write,
 	ipc_table.data = get_ipc(table);
 	oldval = *((int *)(ipc_table.data));
 
-	rc = proc_dointvec_minmax(&ipc_table, write, filp, buffer, lenp, ppos);
+	rc = proc_dointvec_minmax(&ipc_table, write, buffer, lenp, ppos);
 
 	if (write && !rc && lenp_bef == *lenp) {
 		int newval = *((int *)(ipc_table.data));
diff --git a/ipc/mq_sysctl.c b/ipc/mq_sysctl.c
index 24ae46dfe45d..8a058711fc10 100644
--- a/ipc/mq_sysctl.c
+++ b/ipc/mq_sysctl.c
@@ -31,24 +31,24 @@ static void *get_mq(ctl_table *table)
 	return which;
 }
 
-static int proc_mq_dointvec(ctl_table *table, int write, struct file *filp,
+static int proc_mq_dointvec(ctl_table *table, int write,
 	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table mq_table;
 	memcpy(&mq_table, table, sizeof(mq_table));
 	mq_table.data = get_mq(table);
 
-	return proc_dointvec(&mq_table, write, filp, buffer, lenp, ppos);
+	return proc_dointvec(&mq_table, write, buffer, lenp, ppos);
 }
 
 static int proc_mq_dointvec_minmax(ctl_table *table, int write,
-	struct file *filp, void __user *buffer, size_t *lenp, loff_t *ppos)
+	void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table mq_table;
 	memcpy(&mq_table, table, sizeof(mq_table));
 	mq_table.data = get_mq(table);
 
-	return proc_dointvec_minmax(&mq_table, write, filp, buffer,
+	return proc_dointvec_minmax(&mq_table, write, buffer,
 					lenp, ppos);
 }
 #else
diff --git a/ipc/mqueue.c b/ipc/mqueue.c
index c5e68adc6732..ee9d69707c0a 100644
--- a/ipc/mqueue.c
+++ b/ipc/mqueue.c
@@ -77,7 +77,7 @@ struct mqueue_inode_info {
 
 static const struct inode_operations mqueue_dir_inode_operations;
 static const struct file_operations mqueue_file_operations;
-static struct super_operations mqueue_super_ops;
+static const struct super_operations mqueue_super_ops;
 static void remove_notification(struct mqueue_inode_info *info);
 
 static struct kmem_cache *mqueue_inode_cachep;
@@ -1224,7 +1224,7 @@ static const struct file_operations mqueue_file_operations = {
 	.read = mqueue_read_file,
 };
 
-static struct super_operations mqueue_super_ops = {
+static const struct super_operations mqueue_super_ops = {
 	.alloc_inode = mqueue_alloc_inode,
 	.destroy_inode = mqueue_destroy_inode,
 	.statfs = simple_statfs,
diff --git a/ipc/shm.c b/ipc/shm.c
index 30162a59621a..464694e0aa4a 100644
--- a/ipc/shm.c
+++ b/ipc/shm.c
@@ -55,7 +55,7 @@ struct shm_file_data {
 #define shm_file_data(file) (*((struct shm_file_data **)&(file)->private_data))
 
 static const struct file_operations shm_file_operations;
-static struct vm_operations_struct shm_vm_ops;
+static const struct vm_operations_struct shm_vm_ops;
 
 #define shm_ids(ns)	((ns)->ids[IPC_SHM_IDS])
 
@@ -312,7 +312,7 @@ static const struct file_operations shm_file_operations = {
 	.get_unmapped_area	= shm_get_unmapped_area,
 };
 
-static struct vm_operations_struct shm_vm_ops = {
+static const struct vm_operations_struct shm_vm_ops = {
 	.open	= shm_open,	/* callback for a new vm-area open */
 	.close	= shm_close,	/* callback for when the vm-area is released */
 	.fault	= shm_fault,
@@ -370,7 +370,7 @@ static int newseg(struct ipc_namespace *ns, struct ipc_params *params)
 		if (shmflg & SHM_NORESERVE)
 			acctflag = VM_NORESERVE;
 		file = hugetlb_file_setup(name, size, acctflag,
-							&shp->mlock_user);
+					&shp->mlock_user, HUGETLB_SHMFS_INODE);
 	} else {
 		/*
 		 * Do not allow no accounting for OVERCOMMIT_NEVER, even
diff --git a/ipc/util.c b/ipc/util.c
index b8e4ba92f6d1..79ce84e890f7 100644
--- a/ipc/util.c
+++ b/ipc/util.c
@@ -942,7 +942,7 @@ static int sysvipc_proc_show(struct seq_file *s, void *it)
 	return iface->show(s, it);
 }
 
-static struct seq_operations sysvipc_proc_seqops = {
+static const struct seq_operations sysvipc_proc_seqops = {
 	.start = sysvipc_proc_start,
 	.stop  = sysvipc_proc_stop,
 	.next  = sysvipc_proc_next,
diff --git a/kernel/Makefile b/kernel/Makefile
index 3d9c7e27e3f9..776ffed1556d 100644
--- a/kernel/Makefile
+++ b/kernel/Makefile
@@ -58,7 +58,6 @@ obj-$(CONFIG_KEXEC) += kexec.o
 obj-$(CONFIG_BACKTRACE_SELF_TEST) += backtracetest.o
 obj-$(CONFIG_COMPAT) += compat.o
 obj-$(CONFIG_CGROUPS) += cgroup.o
-obj-$(CONFIG_CGROUP_DEBUG) += cgroup_debug.o
 obj-$(CONFIG_CGROUP_FREEZER) += cgroup_freezer.o
 obj-$(CONFIG_CPUSETS) += cpuset.o
 obj-$(CONFIG_CGROUP_NS) += ns_cgroup.o
@@ -87,7 +86,6 @@ obj-$(CONFIG_RELAY) += relay.o
 obj-$(CONFIG_SYSCTL) += utsname_sysctl.o
 obj-$(CONFIG_TASK_DELAY_ACCT) += delayacct.o
 obj-$(CONFIG_TASKSTATS) += taskstats.o tsacct.o
-obj-$(CONFIG_MARKERS) += marker.o
 obj-$(CONFIG_TRACEPOINTS) += tracepoint.o
 obj-$(CONFIG_LATENCYTOP) += latencytop.o
 obj-$(CONFIG_FUNCTION_TRACER) += trace/
@@ -96,7 +94,8 @@ obj-$(CONFIG_X86_DS) += trace/
 obj-$(CONFIG_RING_BUFFER) += trace/
 obj-$(CONFIG_SMP) += sched_cpupri.o
 obj-$(CONFIG_SLOW_WORK) += slow-work.o
-obj-$(CONFIG_PERF_COUNTERS) += perf_counter.o
+obj-$(CONFIG_SLOW_WORK_PROC) += slow-work-proc.o
+obj-$(CONFIG_PERF_EVENTS) += perf_event.o
 
 ifneq ($(CONFIG_SCHED_OMIT_FRAME_POINTER),y)
 # According to Alan Modra <alan@linuxcare.com.au>, the -fno-omit-frame-pointer is
diff --git a/kernel/audit.c b/kernel/audit.c
index defc2e6f1e3b..5feed232be9d 100644
--- a/kernel/audit.c
+++ b/kernel/audit.c
@@ -855,18 +855,24 @@ static int audit_receive_msg(struct sk_buff *skb, struct nlmsghdr *nlh)
 		break;
 	}
 	case AUDIT_SIGNAL_INFO:
-		err = security_secid_to_secctx(audit_sig_sid, &ctx, &len);
-		if (err)
-			return err;
+		len = 0;
+		if (audit_sig_sid) {
+			err = security_secid_to_secctx(audit_sig_sid, &ctx, &len);
+			if (err)
+				return err;
+		}
 		sig_data = kmalloc(sizeof(*sig_data) + len, GFP_KERNEL);
 		if (!sig_data) {
-			security_release_secctx(ctx, len);
+			if (audit_sig_sid)
+				security_release_secctx(ctx, len);
 			return -ENOMEM;
 		}
 		sig_data->uid = audit_sig_uid;
 		sig_data->pid = audit_sig_pid;
-		memcpy(sig_data->ctx, ctx, len);
-		security_release_secctx(ctx, len);
+		if (audit_sig_sid) {
+			memcpy(sig_data->ctx, ctx, len);
+			security_release_secctx(ctx, len);
+		}
 		audit_send_reply(NETLINK_CB(skb).pid, seq, AUDIT_SIGNAL_INFO,
 				0, 0, sig_data, sizeof(*sig_data) + len);
 		kfree(sig_data);
diff --git a/kernel/audit_watch.c b/kernel/audit_watch.c
index 0e96dbc60ea9..cc7e87936cbc 100644
--- a/kernel/audit_watch.c
+++ b/kernel/audit_watch.c
@@ -45,8 +45,8 @@
 
 struct audit_watch {
 	atomic_t		count;	/* reference count */
-	char			*path;	/* insertion path */
 	dev_t			dev;	/* associated superblock device */
+	char			*path;	/* insertion path */
 	unsigned long		ino;	/* associated inode number */
 	struct audit_parent	*parent; /* associated parent */
 	struct list_head	wlist;	/* entry in parent->watches list */
diff --git a/kernel/auditsc.c b/kernel/auditsc.c
index 68d3c6a0ecd6..267e484f0198 100644
--- a/kernel/auditsc.c
+++ b/kernel/auditsc.c
@@ -168,12 +168,12 @@ struct audit_context {
 	int		    in_syscall;	/* 1 if task is in a syscall */
 	enum audit_state    state, current_state;
 	unsigned int	    serial;     /* serial number for record */
-	struct timespec	    ctime;      /* time of syscall entry */
 	int		    major;      /* syscall number */
+	struct timespec	    ctime;      /* time of syscall entry */
 	unsigned long	    argv[4];    /* syscall arguments */
-	int		    return_valid; /* return code is valid */
 	long		    return_code;/* syscall return code */
 	u64		    prio;
+	int		    return_valid; /* return code is valid */
 	int		    name_count;
 	struct audit_names  names[AUDIT_NAMES];
 	char *		    filterkey;	/* key for rule that triggered record */
@@ -198,8 +198,8 @@ struct audit_context {
 	char		    target_comm[TASK_COMM_LEN];
 
 	struct audit_tree_refs *trees, *first_trees;
-	int tree_count;
 	struct list_head killed_trees;
+	int tree_count;
 
 	int type;
 	union {
diff --git a/kernel/cgroup.c b/kernel/cgroup.c
index c7ece8f027f2..0249f4be9b5c 100644
--- a/kernel/cgroup.c
+++ b/kernel/cgroup.c
@@ -23,6 +23,7 @@
  */
 
 #include <linux/cgroup.h>
+#include <linux/ctype.h>
 #include <linux/errno.h>
 #include <linux/fs.h>
 #include <linux/kernel.h>
@@ -48,6 +49,8 @@
 #include <linux/namei.h>
 #include <linux/smp_lock.h>
 #include <linux/pid_namespace.h>
+#include <linux/idr.h>
+#include <linux/vmalloc.h> /* TODO: replace with more sophisticated array */
 
 #include <asm/atomic.h>
 
@@ -60,6 +63,8 @@ static struct cgroup_subsys *subsys[] = {
 #include <linux/cgroup_subsys.h>
 };
 
+#define MAX_CGROUP_ROOT_NAMELEN 64
+
 /*
  * A cgroupfs_root represents the root of a cgroup hierarchy,
  * and may be associated with a superblock to form an active
@@ -74,6 +79,9 @@ struct cgroupfs_root {
 	 */
 	unsigned long subsys_bits;
 
+	/* Unique id for this hierarchy. */
+	int hierarchy_id;
+
 	/* The bitmask of subsystems currently attached to this hierarchy */
 	unsigned long actual_subsys_bits;
 
@@ -94,6 +102,9 @@ struct cgroupfs_root {
 
 	/* The path to use for release notifications. */
 	char release_agent_path[PATH_MAX];
+
+	/* The name for this hierarchy - may be empty */
+	char name[MAX_CGROUP_ROOT_NAMELEN];
 };
 
 /*
@@ -141,6 +152,10 @@ struct css_id {
 static LIST_HEAD(roots);
 static int root_count;
 
+static DEFINE_IDA(hierarchy_ida);
+static int next_hierarchy_id;
+static DEFINE_SPINLOCK(hierarchy_id_lock);
+
 /* dummytop is a shorthand for the dummy hierarchy's top cgroup */
 #define dummytop (&rootnode.top_cgroup)
 
@@ -201,6 +216,7 @@ struct cg_cgroup_link {
 	 * cgroup, anchored on cgroup->css_sets
 	 */
 	struct list_head cgrp_link_list;
+	struct cgroup *cgrp;
 	/*
 	 * List running through cg_cgroup_links pointing at a
 	 * single css_set object, anchored on css_set->cg_links
@@ -227,8 +243,11 @@ static int cgroup_subsys_init_idr(struct cgroup_subsys *ss);
 static DEFINE_RWLOCK(css_set_lock);
 static int css_set_count;
 
-/* hash table for cgroup groups. This improves the performance to
- * find an existing css_set */
+/*
+ * hash table for cgroup groups. This improves the performance to find
+ * an existing css_set. This hash doesn't (currently) take into
+ * account cgroups in empty hierarchies.
+ */
 #define CSS_SET_HASH_BITS	7
 #define CSS_SET_TABLE_SIZE	(1 << CSS_SET_HASH_BITS)
 static struct hlist_head css_set_table[CSS_SET_TABLE_SIZE];
@@ -248,48 +267,22 @@ static struct hlist_head *css_set_hash(struct cgroup_subsys_state *css[])
 	return &css_set_table[index];
 }
 
+static void free_css_set_rcu(struct rcu_head *obj)
+{
+	struct css_set *cg = container_of(obj, struct css_set, rcu_head);
+	kfree(cg);
+}
+
 /* We don't maintain the lists running through each css_set to its
  * task until after the first call to cgroup_iter_start(). This
  * reduces the fork()/exit() overhead for people who have cgroups
  * compiled into their kernel but not actually in use */
 static int use_task_css_set_links __read_mostly;
 
-/* When we create or destroy a css_set, the operation simply
- * takes/releases a reference count on all the cgroups referenced
- * by subsystems in this css_set. This can end up multiple-counting
- * some cgroups, but that's OK - the ref-count is just a
- * busy/not-busy indicator; ensuring that we only count each cgroup
- * once would require taking a global lock to ensure that no
- * subsystems moved between hierarchies while we were doing so.
- *
- * Possible TODO: decide at boot time based on the number of
- * registered subsystems and the number of CPUs or NUMA nodes whether
- * it's better for performance to ref-count every subsystem, or to
- * take a global lock and only add one ref count to each hierarchy.
- */
-
-/*
- * unlink a css_set from the list and free it
- */
-static void unlink_css_set(struct css_set *cg)
+static void __put_css_set(struct css_set *cg, int taskexit)
 {
 	struct cg_cgroup_link *link;
 	struct cg_cgroup_link *saved_link;
-
-	hlist_del(&cg->hlist);
-	css_set_count--;
-
-	list_for_each_entry_safe(link, saved_link, &cg->cg_links,
-				 cg_link_list) {
-		list_del(&link->cg_link_list);
-		list_del(&link->cgrp_link_list);
-		kfree(link);
-	}
-}
-
-static void __put_css_set(struct css_set *cg, int taskexit)
-{
-	int i;
 	/*
 	 * Ensure that the refcount doesn't hit zero while any readers
 	 * can see it. Similar to atomic_dec_and_lock(), but for an
@@ -302,21 +295,28 @@ static void __put_css_set(struct css_set *cg, int taskexit)
 		write_unlock(&css_set_lock);
 		return;
 	}
-	unlink_css_set(cg);
-	write_unlock(&css_set_lock);
 
-	rcu_read_lock();
-	for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) {
-		struct cgroup *cgrp = rcu_dereference(cg->subsys[i]->cgroup);
+	/* This css_set is dead. unlink it and release cgroup refcounts */
+	hlist_del(&cg->hlist);
+	css_set_count--;
+
+	list_for_each_entry_safe(link, saved_link, &cg->cg_links,
+				 cg_link_list) {
+		struct cgroup *cgrp = link->cgrp;
+		list_del(&link->cg_link_list);
+		list_del(&link->cgrp_link_list);
 		if (atomic_dec_and_test(&cgrp->count) &&
 		    notify_on_release(cgrp)) {
 			if (taskexit)
 				set_bit(CGRP_RELEASABLE, &cgrp->flags);
 			check_for_release(cgrp);
 		}
+
+		kfree(link);
 	}
-	rcu_read_unlock();
-	kfree(cg);
+
+	write_unlock(&css_set_lock);
+	call_rcu(&cg->rcu_head, free_css_set_rcu);
 }
 
 /*
@@ -338,6 +338,78 @@ static inline void put_css_set_taskexit(struct css_set *cg)
 }
 
 /*
+ * compare_css_sets - helper function for find_existing_css_set().
+ * @cg: candidate css_set being tested
+ * @old_cg: existing css_set for a task
+ * @new_cgrp: cgroup that's being entered by the task
+ * @template: desired set of css pointers in css_set (pre-calculated)
+ *
+ * Returns true if "cg" matches "old_cg" except for the hierarchy
+ * which "new_cgrp" belongs to, for which it should match "new_cgrp".
+ */
+static bool compare_css_sets(struct css_set *cg,
+			     struct css_set *old_cg,
+			     struct cgroup *new_cgrp,
+			     struct cgroup_subsys_state *template[])
+{
+	struct list_head *l1, *l2;
+
+	if (memcmp(template, cg->subsys, sizeof(cg->subsys))) {
+		/* Not all subsystems matched */
+		return false;
+	}
+
+	/*
+	 * Compare cgroup pointers in order to distinguish between
+	 * different cgroups in heirarchies with no subsystems. We
+	 * could get by with just this check alone (and skip the
+	 * memcmp above) but on most setups the memcmp check will
+	 * avoid the need for this more expensive check on almost all
+	 * candidates.
+	 */
+
+	l1 = &cg->cg_links;
+	l2 = &old_cg->cg_links;
+	while (1) {
+		struct cg_cgroup_link *cgl1, *cgl2;
+		struct cgroup *cg1, *cg2;
+
+		l1 = l1->next;
+		l2 = l2->next;
+		/* See if we reached the end - both lists are equal length. */
+		if (l1 == &cg->cg_links) {
+			BUG_ON(l2 != &old_cg->cg_links);
+			break;
+		} else {
+			BUG_ON(l2 == &old_cg->cg_links);
+		}
+		/* Locate the cgroups associated with these links. */
+		cgl1 = list_entry(l1, struct cg_cgroup_link, cg_link_list);
+		cgl2 = list_entry(l2, struct cg_cgroup_link, cg_link_list);
+		cg1 = cgl1->cgrp;
+		cg2 = cgl2->cgrp;
+		/* Hierarchies should be linked in the same order. */
+		BUG_ON(cg1->root != cg2->root);
+
+		/*
+		 * If this hierarchy is the hierarchy of the cgroup
+		 * that's changing, then we need to check that this
+		 * css_set points to the new cgroup; if it's any other
+		 * hierarchy, then this css_set should point to the
+		 * same cgroup as the old css_set.
+		 */
+		if (cg1->root == new_cgrp->root) {
+			if (cg1 != new_cgrp)
+				return false;
+		} else {
+			if (cg1 != cg2)
+				return false;
+		}
+	}
+	return true;
+}
+
+/*
  * find_existing_css_set() is a helper for
  * find_css_set(), and checks to see whether an existing
  * css_set is suitable.
@@ -378,10 +450,11 @@ static struct css_set *find_existing_css_set(
 
 	hhead = css_set_hash(template);
 	hlist_for_each_entry(cg, node, hhead, hlist) {
-		if (!memcmp(template, cg->subsys, sizeof(cg->subsys))) {
-			/* All subsystems matched */
-			return cg;
-		}
+		if (!compare_css_sets(cg, oldcg, cgrp, template))
+			continue;
+
+		/* This css_set matches what we need */
+		return cg;
 	}
 
 	/* No existing cgroup group matched */
@@ -435,8 +508,14 @@ static void link_css_set(struct list_head *tmp_cg_links,
 	link = list_first_entry(tmp_cg_links, struct cg_cgroup_link,
 				cgrp_link_list);
 	link->cg = cg;
+	link->cgrp = cgrp;
+	atomic_inc(&cgrp->count);
 	list_move(&link->cgrp_link_list, &cgrp->css_sets);
-	list_add(&link->cg_link_list, &cg->cg_links);
+	/*
+	 * Always add links to the tail of the list so that the list
+	 * is sorted by order of hierarchy creation
+	 */
+	list_add_tail(&link->cg_link_list, &cg->cg_links);
 }
 
 /*
@@ -451,11 +530,11 @@ static struct css_set *find_css_set(
 {
 	struct css_set *res;
 	struct cgroup_subsys_state *template[CGROUP_SUBSYS_COUNT];
-	int i;
 
 	struct list_head tmp_cg_links;
 
 	struct hlist_head *hhead;
+	struct cg_cgroup_link *link;
 
 	/* First see if we already have a cgroup group that matches
 	 * the desired set */
@@ -489,20 +568,12 @@ static struct css_set *find_css_set(
 
 	write_lock(&css_set_lock);
 	/* Add reference counts and links from the new css_set. */
-	for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) {
-		struct cgroup *cgrp = res->subsys[i]->cgroup;
-		struct cgroup_subsys *ss = subsys[i];
-		atomic_inc(&cgrp->count);
-		/*
-		 * We want to add a link once per cgroup, so we
-		 * only do it for the first subsystem in each
-		 * hierarchy
-		 */
-		if (ss->root->subsys_list.next == &ss->sibling)
-			link_css_set(&tmp_cg_links, res, cgrp);
+	list_for_each_entry(link, &oldcg->cg_links, cg_link_list) {
+		struct cgroup *c = link->cgrp;
+		if (c->root == cgrp->root)
+			c = cgrp;
+		link_css_set(&tmp_cg_links, res, c);
 	}
-	if (list_empty(&rootnode.subsys_list))
-		link_css_set(&tmp_cg_links, res, dummytop);
 
 	BUG_ON(!list_empty(&tmp_cg_links));
 
@@ -518,6 +589,41 @@ static struct css_set *find_css_set(
 }
 
 /*
+ * Return the cgroup for "task" from the given hierarchy. Must be
+ * called with cgroup_mutex held.
+ */
+static struct cgroup *task_cgroup_from_root(struct task_struct *task,
+					    struct cgroupfs_root *root)
+{
+	struct css_set *css;
+	struct cgroup *res = NULL;
+
+	BUG_ON(!mutex_is_locked(&cgroup_mutex));
+	read_lock(&css_set_lock);
+	/*
+	 * No need to lock the task - since we hold cgroup_mutex the
+	 * task can't change groups, so the only thing that can happen
+	 * is that it exits and its css is set back to init_css_set.
+	 */
+	css = task->cgroups;
+	if (css == &init_css_set) {
+		res = &root->top_cgroup;
+	} else {
+		struct cg_cgroup_link *link;
+		list_for_each_entry(link, &css->cg_links, cg_link_list) {
+			struct cgroup *c = link->cgrp;
+			if (c->root == root) {
+				res = c;
+				break;
+			}
+		}
+	}
+	read_unlock(&css_set_lock);
+	BUG_ON(!res);
+	return res;
+}
+
+/*
  * There is one global cgroup mutex. We also require taking
  * task_lock() when dereferencing a task's cgroup subsys pointers.
  * See "The task_lock() exception", at the end of this comment.
@@ -596,8 +702,8 @@ void cgroup_unlock(void)
 static int cgroup_mkdir(struct inode *dir, struct dentry *dentry, int mode);
 static int cgroup_rmdir(struct inode *unused_dir, struct dentry *dentry);
 static int cgroup_populate_dir(struct cgroup *cgrp);
-static struct inode_operations cgroup_dir_inode_operations;
-static struct file_operations proc_cgroupstats_operations;
+static const struct inode_operations cgroup_dir_inode_operations;
+static const struct file_operations proc_cgroupstats_operations;
 
 static struct backing_dev_info cgroup_backing_dev_info = {
 	.name		= "cgroup",
@@ -677,6 +783,12 @@ static void cgroup_diput(struct dentry *dentry, struct inode *inode)
 		 */
 		deactivate_super(cgrp->root->sb);
 
+		/*
+		 * if we're getting rid of the cgroup, refcount should ensure
+		 * that there are no pidlists left.
+		 */
+		BUG_ON(!list_empty(&cgrp->pidlists));
+
 		call_rcu(&cgrp->rcu_head, free_cgroup_rcu);
 	}
 	iput(inode);
@@ -841,6 +953,8 @@ static int cgroup_show_options(struct seq_file *seq, struct vfsmount *vfs)
 		seq_puts(seq, ",noprefix");
 	if (strlen(root->release_agent_path))
 		seq_printf(seq, ",release_agent=%s", root->release_agent_path);
+	if (strlen(root->name))
+		seq_printf(seq, ",name=%s", root->name);
 	mutex_unlock(&cgroup_mutex);
 	return 0;
 }
@@ -849,6 +963,12 @@ struct cgroup_sb_opts {
 	unsigned long subsys_bits;
 	unsigned long flags;
 	char *release_agent;
+	char *name;
+	/* User explicitly requested empty subsystem */
+	bool none;
+
+	struct cgroupfs_root *new_root;
+
 };
 
 /* Convert a hierarchy specifier into a bitmask of subsystems and
@@ -863,9 +983,7 @@ static int parse_cgroupfs_options(char *data,
 	mask = ~(1UL << cpuset_subsys_id);
 #endif
 
-	opts->subsys_bits = 0;
-	opts->flags = 0;
-	opts->release_agent = NULL;
+	memset(opts, 0, sizeof(*opts));
 
 	while ((token = strsep(&o, ",")) != NULL) {
 		if (!*token)
@@ -879,17 +997,42 @@ static int parse_cgroupfs_options(char *data,
 				if (!ss->disabled)
 					opts->subsys_bits |= 1ul << i;
 			}
+		} else if (!strcmp(token, "none")) {
+			/* Explicitly have no subsystems */
+			opts->none = true;
 		} else if (!strcmp(token, "noprefix")) {
 			set_bit(ROOT_NOPREFIX, &opts->flags);
 		} else if (!strncmp(token, "release_agent=", 14)) {
 			/* Specifying two release agents is forbidden */
 			if (opts->release_agent)
 				return -EINVAL;
-			opts->release_agent = kzalloc(PATH_MAX, GFP_KERNEL);
+			opts->release_agent =
+				kstrndup(token + 14, PATH_MAX, GFP_KERNEL);
 			if (!opts->release_agent)
 				return -ENOMEM;
-			strncpy(opts->release_agent, token + 14, PATH_MAX - 1);
-			opts->release_agent[PATH_MAX - 1] = 0;
+		} else if (!strncmp(token, "name=", 5)) {
+			int i;
+			const char *name = token + 5;
+			/* Can't specify an empty name */
+			if (!strlen(name))
+				return -EINVAL;
+			/* Must match [\w.-]+ */
+			for (i = 0; i < strlen(name); i++) {
+				char c = name[i];
+				if (isalnum(c))
+					continue;
+				if ((c == '.') || (c == '-') || (c == '_'))
+					continue;
+				return -EINVAL;
+			}
+			/* Specifying two names is forbidden */
+			if (opts->name)
+				return -EINVAL;
+			opts->name = kstrndup(name,
+					      MAX_CGROUP_ROOT_NAMELEN,
+					      GFP_KERNEL);
+			if (!opts->name)
+				return -ENOMEM;
 		} else {
 			struct cgroup_subsys *ss;
 			int i;
@@ -906,6 +1049,8 @@ static int parse_cgroupfs_options(char *data,
 		}
 	}
 
+	/* Consistency checks */
+
 	/*
 	 * Option noprefix was introduced just for backward compatibility
 	 * with the old cpuset, so we allow noprefix only if mounting just
@@ -915,8 +1060,16 @@ static int parse_cgroupfs_options(char *data,
 	    (opts->subsys_bits & mask))
 		return -EINVAL;
 
-	/* We can't have an empty hierarchy */
-	if (!opts->subsys_bits)
+
+	/* Can't specify "none" and some subsystems */
+	if (opts->subsys_bits && opts->none)
+		return -EINVAL;
+
+	/*
+	 * We either have to specify by name or by subsystems. (So all
+	 * empty hierarchies must have a name).
+	 */
+	if (!opts->subsys_bits && !opts->name)
 		return -EINVAL;
 
 	return 0;
@@ -944,6 +1097,12 @@ static int cgroup_remount(struct super_block *sb, int *flags, char *data)
 		goto out_unlock;
 	}
 
+	/* Don't allow name to change at remount */
+	if (opts.name && strcmp(opts.name, root->name)) {
+		ret = -EINVAL;
+		goto out_unlock;
+	}
+
 	ret = rebind_subsystems(root, opts.subsys_bits);
 	if (ret)
 		goto out_unlock;
@@ -955,13 +1114,14 @@ static int cgroup_remount(struct super_block *sb, int *flags, char *data)
 		strcpy(root->release_agent_path, opts.release_agent);
  out_unlock:
 	kfree(opts.release_agent);
+	kfree(opts.name);
 	mutex_unlock(&cgroup_mutex);
 	mutex_unlock(&cgrp->dentry->d_inode->i_mutex);
 	unlock_kernel();
 	return ret;
 }
 
-static struct super_operations cgroup_ops = {
+static const struct super_operations cgroup_ops = {
 	.statfs = simple_statfs,
 	.drop_inode = generic_delete_inode,
 	.show_options = cgroup_show_options,
@@ -974,9 +1134,10 @@ static void init_cgroup_housekeeping(struct cgroup *cgrp)
 	INIT_LIST_HEAD(&cgrp->children);
 	INIT_LIST_HEAD(&cgrp->css_sets);
 	INIT_LIST_HEAD(&cgrp->release_list);
-	INIT_LIST_HEAD(&cgrp->pids_list);
-	init_rwsem(&cgrp->pids_mutex);
+	INIT_LIST_HEAD(&cgrp->pidlists);
+	mutex_init(&cgrp->pidlist_mutex);
 }
+
 static void init_cgroup_root(struct cgroupfs_root *root)
 {
 	struct cgroup *cgrp = &root->top_cgroup;
@@ -988,33 +1149,106 @@ static void init_cgroup_root(struct cgroupfs_root *root)
 	init_cgroup_housekeeping(cgrp);
 }
 
+static bool init_root_id(struct cgroupfs_root *root)
+{
+	int ret = 0;
+
+	do {
+		if (!ida_pre_get(&hierarchy_ida, GFP_KERNEL))
+			return false;
+		spin_lock(&hierarchy_id_lock);
+		/* Try to allocate the next unused ID */
+		ret = ida_get_new_above(&hierarchy_ida, next_hierarchy_id,
+					&root->hierarchy_id);
+		if (ret == -ENOSPC)
+			/* Try again starting from 0 */
+			ret = ida_get_new(&hierarchy_ida, &root->hierarchy_id);
+		if (!ret) {
+			next_hierarchy_id = root->hierarchy_id + 1;
+		} else if (ret != -EAGAIN) {
+			/* Can only get here if the 31-bit IDR is full ... */
+			BUG_ON(ret);
+		}
+		spin_unlock(&hierarchy_id_lock);
+	} while (ret);
+	return true;
+}
+
 static int cgroup_test_super(struct super_block *sb, void *data)
 {
-	struct cgroupfs_root *new = data;
+	struct cgroup_sb_opts *opts = data;
 	struct cgroupfs_root *root = sb->s_fs_info;
 
-	/* First check subsystems */
-	if (new->subsys_bits != root->subsys_bits)
-	    return 0;
+	/* If we asked for a name then it must match */
+	if (opts->name && strcmp(opts->name, root->name))
+		return 0;
 
-	/* Next check flags */
-	if (new->flags != root->flags)
+	/*
+	 * If we asked for subsystems (or explicitly for no
+	 * subsystems) then they must match
+	 */
+	if ((opts->subsys_bits || opts->none)
+	    && (opts->subsys_bits != root->subsys_bits))
 		return 0;
 
 	return 1;
 }
 
+static struct cgroupfs_root *cgroup_root_from_opts(struct cgroup_sb_opts *opts)
+{
+	struct cgroupfs_root *root;
+
+	if (!opts->subsys_bits && !opts->none)
+		return NULL;
+
+	root = kzalloc(sizeof(*root), GFP_KERNEL);
+	if (!root)
+		return ERR_PTR(-ENOMEM);
+
+	if (!init_root_id(root)) {
+		kfree(root);
+		return ERR_PTR(-ENOMEM);
+	}
+	init_cgroup_root(root);
+
+	root->subsys_bits = opts->subsys_bits;
+	root->flags = opts->flags;
+	if (opts->release_agent)
+		strcpy(root->release_agent_path, opts->release_agent);
+	if (opts->name)
+		strcpy(root->name, opts->name);
+	return root;
+}
+
+static void cgroup_drop_root(struct cgroupfs_root *root)
+{
+	if (!root)
+		return;
+
+	BUG_ON(!root->hierarchy_id);
+	spin_lock(&hierarchy_id_lock);
+	ida_remove(&hierarchy_ida, root->hierarchy_id);
+	spin_unlock(&hierarchy_id_lock);
+	kfree(root);
+}
+
 static int cgroup_set_super(struct super_block *sb, void *data)
 {
 	int ret;
-	struct cgroupfs_root *root = data;
+	struct cgroup_sb_opts *opts = data;
+
+	/* If we don't have a new root, we can't set up a new sb */
+	if (!opts->new_root)
+		return -EINVAL;
+
+	BUG_ON(!opts->subsys_bits && !opts->none);
 
 	ret = set_anon_super(sb, NULL);
 	if (ret)
 		return ret;
 
-	sb->s_fs_info = root;
-	root->sb = sb;
+	sb->s_fs_info = opts->new_root;
+	opts->new_root->sb = sb;
 
 	sb->s_blocksize = PAGE_CACHE_SIZE;
 	sb->s_blocksize_bits = PAGE_CACHE_SHIFT;
@@ -1051,48 +1285,43 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 			 void *data, struct vfsmount *mnt)
 {
 	struct cgroup_sb_opts opts;
+	struct cgroupfs_root *root;
 	int ret = 0;
 	struct super_block *sb;
-	struct cgroupfs_root *root;
-	struct list_head tmp_cg_links;
+	struct cgroupfs_root *new_root;
 
 	/* First find the desired set of subsystems */
 	ret = parse_cgroupfs_options(data, &opts);
-	if (ret) {
-		kfree(opts.release_agent);
-		return ret;
-	}
-
-	root = kzalloc(sizeof(*root), GFP_KERNEL);
-	if (!root) {
-		kfree(opts.release_agent);
-		return -ENOMEM;
-	}
+	if (ret)
+		goto out_err;
 
-	init_cgroup_root(root);
-	root->subsys_bits = opts.subsys_bits;
-	root->flags = opts.flags;
-	if (opts.release_agent) {
-		strcpy(root->release_agent_path, opts.release_agent);
-		kfree(opts.release_agent);
+	/*
+	 * Allocate a new cgroup root. We may not need it if we're
+	 * reusing an existing hierarchy.
+	 */
+	new_root = cgroup_root_from_opts(&opts);
+	if (IS_ERR(new_root)) {
+		ret = PTR_ERR(new_root);
+		goto out_err;
 	}
+	opts.new_root = new_root;
 
-	sb = sget(fs_type, cgroup_test_super, cgroup_set_super, root);
-
+	/* Locate an existing or new sb for this hierarchy */
+	sb = sget(fs_type, cgroup_test_super, cgroup_set_super, &opts);
 	if (IS_ERR(sb)) {
-		kfree(root);
-		return PTR_ERR(sb);
+		ret = PTR_ERR(sb);
+		cgroup_drop_root(opts.new_root);
+		goto out_err;
 	}
 
-	if (sb->s_fs_info != root) {
-		/* Reusing an existing superblock */
-		BUG_ON(sb->s_root == NULL);
-		kfree(root);
-		root = NULL;
-	} else {
-		/* New superblock */
+	root = sb->s_fs_info;
+	BUG_ON(!root);
+	if (root == opts.new_root) {
+		/* We used the new root structure, so this is a new hierarchy */
+		struct list_head tmp_cg_links;
 		struct cgroup *root_cgrp = &root->top_cgroup;
 		struct inode *inode;
+		struct cgroupfs_root *existing_root;
 		int i;
 
 		BUG_ON(sb->s_root != NULL);
@@ -1105,6 +1334,18 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 		mutex_lock(&inode->i_mutex);
 		mutex_lock(&cgroup_mutex);
 
+		if (strlen(root->name)) {
+			/* Check for name clashes with existing mounts */
+			for_each_active_root(existing_root) {
+				if (!strcmp(existing_root->name, root->name)) {
+					ret = -EBUSY;
+					mutex_unlock(&cgroup_mutex);
+					mutex_unlock(&inode->i_mutex);
+					goto drop_new_super;
+				}
+			}
+		}
+
 		/*
 		 * We're accessing css_set_count without locking
 		 * css_set_lock here, but that's OK - it can only be
@@ -1123,7 +1364,8 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 		if (ret == -EBUSY) {
 			mutex_unlock(&cgroup_mutex);
 			mutex_unlock(&inode->i_mutex);
-			goto free_cg_links;
+			free_cg_links(&tmp_cg_links);
+			goto drop_new_super;
 		}
 
 		/* EBUSY should be the only error here */
@@ -1155,17 +1397,27 @@ static int cgroup_get_sb(struct file_system_type *fs_type,
 		BUG_ON(root->number_of_cgroups != 1);
 
 		cgroup_populate_dir(root_cgrp);
-		mutex_unlock(&inode->i_mutex);
 		mutex_unlock(&cgroup_mutex);
+		mutex_unlock(&inode->i_mutex);
+	} else {
+		/*
+		 * We re-used an existing hierarchy - the new root (if
+		 * any) is not needed
+		 */
+		cgroup_drop_root(opts.new_root);
 	}
 
 	simple_set_mnt(mnt, sb);
+	kfree(opts.release_agent);
+	kfree(opts.name);
 	return 0;
 
- free_cg_links:
-	free_cg_links(&tmp_cg_links);
  drop_new_super:
 	deactivate_locked_super(sb);
+ out_err:
+	kfree(opts.release_agent);
+	kfree(opts.name);
+
 	return ret;
 }
 
@@ -1211,7 +1463,7 @@ static void cgroup_kill_sb(struct super_block *sb) {
 	mutex_unlock(&cgroup_mutex);
 
 	kill_litter_super(sb);
-	kfree(root);
+	cgroup_drop_root(root);
 }
 
 static struct file_system_type cgroup_fs_type = {
@@ -1276,27 +1528,6 @@ int cgroup_path(const struct cgroup *cgrp, char *buf, int buflen)
 	return 0;
 }
 
-/*
- * Return the first subsystem attached to a cgroup's hierarchy, and
- * its subsystem id.
- */
-
-static void get_first_subsys(const struct cgroup *cgrp,
-			struct cgroup_subsys_state **css, int *subsys_id)
-{
-	const struct cgroupfs_root *root = cgrp->root;
-	const struct cgroup_subsys *test_ss;
-	BUG_ON(list_empty(&root->subsys_list));
-	test_ss = list_entry(root->subsys_list.next,
-			     struct cgroup_subsys, sibling);
-	if (css) {
-		*css = cgrp->subsys[test_ss->subsys_id];
-		BUG_ON(!*css);
-	}
-	if (subsys_id)
-		*subsys_id = test_ss->subsys_id;
-}
-
 /**
  * cgroup_attach_task - attach task 'tsk' to cgroup 'cgrp'
  * @cgrp: the cgroup the task is attaching to
@@ -1313,18 +1544,15 @@ int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk)
 	struct css_set *cg;
 	struct css_set *newcg;
 	struct cgroupfs_root *root = cgrp->root;
-	int subsys_id;
-
-	get_first_subsys(cgrp, NULL, &subsys_id);
 
 	/* Nothing to do if the task is already in that cgroup */
-	oldcgrp = task_cgroup(tsk, subsys_id);
+	oldcgrp = task_cgroup_from_root(tsk, root);
 	if (cgrp == oldcgrp)
 		return 0;
 
 	for_each_subsys(root, ss) {
 		if (ss->can_attach) {
-			retval = ss->can_attach(ss, cgrp, tsk);
+			retval = ss->can_attach(ss, cgrp, tsk, false);
 			if (retval)
 				return retval;
 		}
@@ -1362,7 +1590,7 @@ int cgroup_attach_task(struct cgroup *cgrp, struct task_struct *tsk)
 
 	for_each_subsys(root, ss) {
 		if (ss->attach)
-			ss->attach(ss, cgrp, oldcgrp, tsk);
+			ss->attach(ss, cgrp, oldcgrp, tsk, false);
 	}
 	set_bit(CGRP_RELEASABLE, &oldcgrp->flags);
 	synchronize_rcu();
@@ -1423,15 +1651,6 @@ static int cgroup_tasks_write(struct cgroup *cgrp, struct cftype *cft, u64 pid)
 	return ret;
 }
 
-/* The various types of files and directories in a cgroup file system */
-enum cgroup_filetype {
-	FILE_ROOT,
-	FILE_DIR,
-	FILE_TASKLIST,
-	FILE_NOTIFY_ON_RELEASE,
-	FILE_RELEASE_AGENT,
-};
-
 /**
  * cgroup_lock_live_group - take cgroup_mutex and check that cgrp is alive.
  * @cgrp: the cgroup to be checked for liveness
@@ -1491,14 +1710,13 @@ static ssize_t cgroup_write_X64(struct cgroup *cgrp, struct cftype *cft,
 		return -EFAULT;
 
 	buffer[nbytes] = 0;     /* nul-terminate */
-	strstrip(buffer);
 	if (cft->write_u64) {
-		u64 val = simple_strtoull(buffer, &end, 0);
+		u64 val = simple_strtoull(strstrip(buffer), &end, 0);
 		if (*end)
 			return -EINVAL;
 		retval = cft->write_u64(cgrp, cft, val);
 	} else {
-		s64 val = simple_strtoll(buffer, &end, 0);
+		s64 val = simple_strtoll(strstrip(buffer), &end, 0);
 		if (*end)
 			return -EINVAL;
 		retval = cft->write_s64(cgrp, cft, val);
@@ -1534,8 +1752,7 @@ static ssize_t cgroup_write_string(struct cgroup *cgrp, struct cftype *cft,
 	}
 
 	buffer[nbytes] = 0;     /* nul-terminate */
-	strstrip(buffer);
-	retval = cft->write_string(cgrp, cft, buffer);
+	retval = cft->write_string(cgrp, cft, strstrip(buffer));
 	if (!retval)
 		retval = nbytes;
 out:
@@ -1644,7 +1861,7 @@ static int cgroup_seqfile_release(struct inode *inode, struct file *file)
 	return single_release(inode, file);
 }
 
-static struct file_operations cgroup_seqfile_operations = {
+static const struct file_operations cgroup_seqfile_operations = {
 	.read = seq_read,
 	.write = cgroup_file_write,
 	.llseek = seq_lseek,
@@ -1703,7 +1920,7 @@ static int cgroup_rename(struct inode *old_dir, struct dentry *old_dentry,
 	return simple_rename(old_dir, old_dentry, new_dir, new_dentry);
 }
 
-static struct file_operations cgroup_file_operations = {
+static const struct file_operations cgroup_file_operations = {
 	.read = cgroup_file_read,
 	.write = cgroup_file_write,
 	.llseek = generic_file_llseek,
@@ -1711,7 +1928,7 @@ static struct file_operations cgroup_file_operations = {
 	.release = cgroup_file_release,
 };
 
-static struct inode_operations cgroup_dir_inode_operations = {
+static const struct inode_operations cgroup_dir_inode_operations = {
 	.lookup = simple_lookup,
 	.mkdir = cgroup_mkdir,
 	.rmdir = cgroup_rmdir,
@@ -1876,7 +2093,7 @@ int cgroup_task_count(const struct cgroup *cgrp)
  * the start of a css_set
  */
 static void cgroup_advance_iter(struct cgroup *cgrp,
-					  struct cgroup_iter *it)
+				struct cgroup_iter *it)
 {
 	struct list_head *l = it->cg_link;
 	struct cg_cgroup_link *link;
@@ -2129,7 +2346,7 @@ int cgroup_scan_tasks(struct cgroup_scanner *scan)
 }
 
 /*
- * Stuff for reading the 'tasks' file.
+ * Stuff for reading the 'tasks'/'procs' files.
  *
  * Reading this file can return large amounts of data if a cgroup has
  * *lots* of attached tasks. So it may need several calls to read(),
@@ -2139,27 +2356,196 @@ int cgroup_scan_tasks(struct cgroup_scanner *scan)
  */
 
 /*
- * Load into 'pidarray' up to 'npids' of the tasks using cgroup
- * 'cgrp'.  Return actual number of pids loaded.  No need to
- * task_lock(p) when reading out p->cgroup, since we're in an RCU
- * read section, so the css_set can't go away, and is
- * immutable after creation.
+ * The following two functions "fix" the issue where there are more pids
+ * than kmalloc will give memory for; in such cases, we use vmalloc/vfree.
+ * TODO: replace with a kernel-wide solution to this problem
+ */
+#define PIDLIST_TOO_LARGE(c) ((c) * sizeof(pid_t) > (PAGE_SIZE * 2))
+static void *pidlist_allocate(int count)
+{
+	if (PIDLIST_TOO_LARGE(count))
+		return vmalloc(count * sizeof(pid_t));
+	else
+		return kmalloc(count * sizeof(pid_t), GFP_KERNEL);
+}
+static void pidlist_free(void *p)
+{
+	if (is_vmalloc_addr(p))
+		vfree(p);
+	else
+		kfree(p);
+}
+static void *pidlist_resize(void *p, int newcount)
+{
+	void *newlist;
+	/* note: if new alloc fails, old p will still be valid either way */
+	if (is_vmalloc_addr(p)) {
+		newlist = vmalloc(newcount * sizeof(pid_t));
+		if (!newlist)
+			return NULL;
+		memcpy(newlist, p, newcount * sizeof(pid_t));
+		vfree(p);
+	} else {
+		newlist = krealloc(p, newcount * sizeof(pid_t), GFP_KERNEL);
+	}
+	return newlist;
+}
+
+/*
+ * pidlist_uniq - given a kmalloc()ed list, strip out all duplicate entries
+ * If the new stripped list is sufficiently smaller and there's enough memory
+ * to allocate a new buffer, will let go of the unneeded memory. Returns the
+ * number of unique elements.
+ */
+/* is the size difference enough that we should re-allocate the array? */
+#define PIDLIST_REALLOC_DIFFERENCE(old, new) ((old) - PAGE_SIZE >= (new))
+static int pidlist_uniq(pid_t **p, int length)
+{
+	int src, dest = 1;
+	pid_t *list = *p;
+	pid_t *newlist;
+
+	/*
+	 * we presume the 0th element is unique, so i starts at 1. trivial
+	 * edge cases first; no work needs to be done for either
+	 */
+	if (length == 0 || length == 1)
+		return length;
+	/* src and dest walk down the list; dest counts unique elements */
+	for (src = 1; src < length; src++) {
+		/* find next unique element */
+		while (list[src] == list[src-1]) {
+			src++;
+			if (src == length)
+				goto after;
+		}
+		/* dest always points to where the next unique element goes */
+		list[dest] = list[src];
+		dest++;
+	}
+after:
+	/*
+	 * if the length difference is large enough, we want to allocate a
+	 * smaller buffer to save memory. if this fails due to out of memory,
+	 * we'll just stay with what we've got.
+	 */
+	if (PIDLIST_REALLOC_DIFFERENCE(length, dest)) {
+		newlist = pidlist_resize(list, dest);
+		if (newlist)
+			*p = newlist;
+	}
+	return dest;
+}
+
+static int cmppid(const void *a, const void *b)
+{
+	return *(pid_t *)a - *(pid_t *)b;
+}
+
+/*
+ * find the appropriate pidlist for our purpose (given procs vs tasks)
+ * returns with the lock on that pidlist already held, and takes care
+ * of the use count, or returns NULL with no locks held if we're out of
+ * memory.
  */
-static int pid_array_load(pid_t *pidarray, int npids, struct cgroup *cgrp)
+static struct cgroup_pidlist *cgroup_pidlist_find(struct cgroup *cgrp,
+						  enum cgroup_filetype type)
 {
-	int n = 0, pid;
+	struct cgroup_pidlist *l;
+	/* don't need task_nsproxy() if we're looking at ourself */
+	struct pid_namespace *ns = get_pid_ns(current->nsproxy->pid_ns);
+	/*
+	 * We can't drop the pidlist_mutex before taking the l->mutex in case
+	 * the last ref-holder is trying to remove l from the list at the same
+	 * time. Holding the pidlist_mutex precludes somebody taking whichever
+	 * list we find out from under us - compare release_pid_array().
+	 */
+	mutex_lock(&cgrp->pidlist_mutex);
+	list_for_each_entry(l, &cgrp->pidlists, links) {
+		if (l->key.type == type && l->key.ns == ns) {
+			/* found a matching list - drop the extra refcount */
+			put_pid_ns(ns);
+			/* make sure l doesn't vanish out from under us */
+			down_write(&l->mutex);
+			mutex_unlock(&cgrp->pidlist_mutex);
+			l->use_count++;
+			return l;
+		}
+	}
+	/* entry not found; create a new one */
+	l = kmalloc(sizeof(struct cgroup_pidlist), GFP_KERNEL);
+	if (!l) {
+		mutex_unlock(&cgrp->pidlist_mutex);
+		put_pid_ns(ns);
+		return l;
+	}
+	init_rwsem(&l->mutex);
+	down_write(&l->mutex);
+	l->key.type = type;
+	l->key.ns = ns;
+	l->use_count = 0; /* don't increment here */
+	l->list = NULL;
+	l->owner = cgrp;
+	list_add(&l->links, &cgrp->pidlists);
+	mutex_unlock(&cgrp->pidlist_mutex);
+	return l;
+}
+
+/*
+ * Load a cgroup's pidarray with either procs' tgids or tasks' pids
+ */
+static int pidlist_array_load(struct cgroup *cgrp, enum cgroup_filetype type,
+			      struct cgroup_pidlist **lp)
+{
+	pid_t *array;
+	int length;
+	int pid, n = 0; /* used for populating the array */
 	struct cgroup_iter it;
 	struct task_struct *tsk;
+	struct cgroup_pidlist *l;
+
+	/*
+	 * If cgroup gets more users after we read count, we won't have
+	 * enough space - tough.  This race is indistinguishable to the
+	 * caller from the case that the additional cgroup users didn't
+	 * show up until sometime later on.
+	 */
+	length = cgroup_task_count(cgrp);
+	array = pidlist_allocate(length);
+	if (!array)
+		return -ENOMEM;
+	/* now, populate the array */
 	cgroup_iter_start(cgrp, &it);
 	while ((tsk = cgroup_iter_next(cgrp, &it))) {
-		if (unlikely(n == npids))
+		if (unlikely(n == length))
 			break;
-		pid = task_pid_vnr(tsk);
-		if (pid > 0)
-			pidarray[n++] = pid;
+		/* get tgid or pid for procs or tasks file respectively */
+		if (type == CGROUP_FILE_PROCS)
+			pid = task_tgid_vnr(tsk);
+		else
+			pid = task_pid_vnr(tsk);
+		if (pid > 0) /* make sure to only use valid results */
+			array[n++] = pid;
 	}
 	cgroup_iter_end(cgrp, &it);
-	return n;
+	length = n;
+	/* now sort & (if procs) strip out duplicates */
+	sort(array, length, sizeof(pid_t), cmppid, NULL);
+	if (type == CGROUP_FILE_PROCS)
+		length = pidlist_uniq(&array, length);
+	l = cgroup_pidlist_find(cgrp, type);
+	if (!l) {
+		pidlist_free(array);
+		return -ENOMEM;
+	}
+	/* store array, freeing old if necessary - lock already held */
+	pidlist_free(l->list);
+	l->list = array;
+	l->length = length;
+	l->use_count++;
+	up_write(&l->mutex);
+	*lp = l;
+	return 0;
 }
 
 /**
@@ -2216,37 +2602,14 @@ err:
 	return ret;
 }
 
-/*
- * Cache pids for all threads in the same pid namespace that are
- * opening the same "tasks" file.
- */
-struct cgroup_pids {
-	/* The node in cgrp->pids_list */
-	struct list_head list;
-	/* The cgroup those pids belong to */
-	struct cgroup *cgrp;
-	/* The namepsace those pids belong to */
-	struct pid_namespace *ns;
-	/* Array of process ids in the cgroup */
-	pid_t *tasks_pids;
-	/* How many files are using the this tasks_pids array */
-	int use_count;
-	/* Length of the current tasks_pids array */
-	int length;
-};
-
-static int cmppid(const void *a, const void *b)
-{
-	return *(pid_t *)a - *(pid_t *)b;
-}
 
 /*
- * seq_file methods for the "tasks" file. The seq_file position is the
+ * seq_file methods for the tasks/procs files. The seq_file position is the
  * next pid to display; the seq_file iterator is a pointer to the pid
- * in the cgroup->tasks_pids array.
+ * in the cgroup->l->list array.
  */
 
-static void *cgroup_tasks_start(struct seq_file *s, loff_t *pos)
+static void *cgroup_pidlist_start(struct seq_file *s, loff_t *pos)
 {
 	/*
 	 * Initially we receive a position value that corresponds to
@@ -2254,48 +2617,45 @@ static void *cgroup_tasks_start(struct seq_file *s, loff_t *pos)
 	 * after a seek to the start). Use a binary-search to find the
 	 * next pid to display, if any
 	 */
-	struct cgroup_pids *cp = s->private;
-	struct cgroup *cgrp = cp->cgrp;
+	struct cgroup_pidlist *l = s->private;
 	int index = 0, pid = *pos;
 	int *iter;
 
-	down_read(&cgrp->pids_mutex);
+	down_read(&l->mutex);
 	if (pid) {
-		int end = cp->length;
+		int end = l->length;
 
 		while (index < end) {
 			int mid = (index + end) / 2;
-			if (cp->tasks_pids[mid] == pid) {
+			if (l->list[mid] == pid) {
 				index = mid;
 				break;
-			} else if (cp->tasks_pids[mid] <= pid)
+			} else if (l->list[mid] <= pid)
 				index = mid + 1;
 			else
 				end = mid;
 		}
 	}
 	/* If we're off the end of the array, we're done */
-	if (index >= cp->length)
+	if (index >= l->length)
 		return NULL;
 	/* Update the abstract position to be the actual pid that we found */
-	iter = cp->tasks_pids + index;
+	iter = l->list + index;
 	*pos = *iter;
 	return iter;
 }
 
-static void cgroup_tasks_stop(struct seq_file *s, void *v)
+static void cgroup_pidlist_stop(struct seq_file *s, void *v)
 {
-	struct cgroup_pids *cp = s->private;
-	struct cgroup *cgrp = cp->cgrp;
-	up_read(&cgrp->pids_mutex);
+	struct cgroup_pidlist *l = s->private;
+	up_read(&l->mutex);
 }
 
-static void *cgroup_tasks_next(struct seq_file *s, void *v, loff_t *pos)
+static void *cgroup_pidlist_next(struct seq_file *s, void *v, loff_t *pos)
 {
-	struct cgroup_pids *cp = s->private;
-	int *p = v;
-	int *end = cp->tasks_pids + cp->length;
-
+	struct cgroup_pidlist *l = s->private;
+	pid_t *p = v;
+	pid_t *end = l->list + l->length;
 	/*
 	 * Advance to the next pid in the array. If this goes off the
 	 * end, we're done
@@ -2309,124 +2669,107 @@ static void *cgroup_tasks_next(struct seq_file *s, void *v, loff_t *pos)
 	}
 }
 
-static int cgroup_tasks_show(struct seq_file *s, void *v)
+static int cgroup_pidlist_show(struct seq_file *s, void *v)
 {
 	return seq_printf(s, "%d\n", *(int *)v);
 }
 
-static struct seq_operations cgroup_tasks_seq_operations = {
-	.start = cgroup_tasks_start,
-	.stop = cgroup_tasks_stop,
-	.next = cgroup_tasks_next,
-	.show = cgroup_tasks_show,
+/*
+ * seq_operations functions for iterating on pidlists through seq_file -
+ * independent of whether it's tasks or procs
+ */
+static const struct seq_operations cgroup_pidlist_seq_operations = {
+	.start = cgroup_pidlist_start,
+	.stop = cgroup_pidlist_stop,
+	.next = cgroup_pidlist_next,
+	.show = cgroup_pidlist_show,
 };
 
-static void release_cgroup_pid_array(struct cgroup_pids *cp)
+static void cgroup_release_pid_array(struct cgroup_pidlist *l)
 {
-	struct cgroup *cgrp = cp->cgrp;
-
-	down_write(&cgrp->pids_mutex);
-	BUG_ON(!cp->use_count);
-	if (!--cp->use_count) {
-		list_del(&cp->list);
-		put_pid_ns(cp->ns);
-		kfree(cp->tasks_pids);
-		kfree(cp);
+	/*
+	 * the case where we're the last user of this particular pidlist will
+	 * have us remove it from the cgroup's list, which entails taking the
+	 * mutex. since in pidlist_find the pidlist->lock depends on cgroup->
+	 * pidlist_mutex, we have to take pidlist_mutex first.
+	 */
+	mutex_lock(&l->owner->pidlist_mutex);
+	down_write(&l->mutex);
+	BUG_ON(!l->use_count);
+	if (!--l->use_count) {
+		/* we're the last user if refcount is 0; remove and free */
+		list_del(&l->links);
+		mutex_unlock(&l->owner->pidlist_mutex);
+		pidlist_free(l->list);
+		put_pid_ns(l->key.ns);
+		up_write(&l->mutex);
+		kfree(l);
+		return;
 	}
-	up_write(&cgrp->pids_mutex);
+	mutex_unlock(&l->owner->pidlist_mutex);
+	up_write(&l->mutex);
 }
 
-static int cgroup_tasks_release(struct inode *inode, struct file *file)
+static int cgroup_pidlist_release(struct inode *inode, struct file *file)
 {
-	struct seq_file *seq;
-	struct cgroup_pids *cp;
-
+	struct cgroup_pidlist *l;
 	if (!(file->f_mode & FMODE_READ))
 		return 0;
-
-	seq = file->private_data;
-	cp = seq->private;
-
-	release_cgroup_pid_array(cp);
+	/*
+	 * the seq_file will only be initialized if the file was opened for
+	 * reading; hence we check if it's not null only in that case.
+	 */
+	l = ((struct seq_file *)file->private_data)->private;
+	cgroup_release_pid_array(l);
 	return seq_release(inode, file);
 }
 
-static struct file_operations cgroup_tasks_operations = {
+static const struct file_operations cgroup_pidlist_operations = {
 	.read = seq_read,
 	.llseek = seq_lseek,
 	.write = cgroup_file_write,
-	.release = cgroup_tasks_release,
+	.release = cgroup_pidlist_release,
 };
 
 /*
- * Handle an open on 'tasks' file.  Prepare an array containing the
- * process id's of tasks currently attached to the cgroup being opened.
+ * The following functions handle opens on a file that displays a pidlist
+ * (tasks or procs). Prepare an array of the process/thread IDs of whoever's
+ * in the cgroup.
  */
-
-static int cgroup_tasks_open(struct inode *unused, struct file *file)
+/* helper function for the two below it */
+static int cgroup_pidlist_open(struct file *file, enum cgroup_filetype type)
 {
 	struct cgroup *cgrp = __d_cgrp(file->f_dentry->d_parent);
-	struct pid_namespace *ns = current->nsproxy->pid_ns;
-	struct cgroup_pids *cp;
-	pid_t *pidarray;
-	int npids;
+	struct cgroup_pidlist *l;
 	int retval;
 
 	/* Nothing to do for write-only files */
 	if (!(file->f_mode & FMODE_READ))
 		return 0;
 
-	/*
-	 * If cgroup gets more users after we read count, we won't have
-	 * enough space - tough.  This race is indistinguishable to the
-	 * caller from the case that the additional cgroup users didn't
-	 * show up until sometime later on.
-	 */
-	npids = cgroup_task_count(cgrp);
-	pidarray = kmalloc(npids * sizeof(pid_t), GFP_KERNEL);
-	if (!pidarray)
-		return -ENOMEM;
-	npids = pid_array_load(pidarray, npids, cgrp);
-	sort(pidarray, npids, sizeof(pid_t), cmppid, NULL);
-
-	/*
-	 * Store the array in the cgroup, freeing the old
-	 * array if necessary
-	 */
-	down_write(&cgrp->pids_mutex);
-
-	list_for_each_entry(cp, &cgrp->pids_list, list) {
-		if (ns == cp->ns)
-			goto found;
-	}
-
-	cp = kzalloc(sizeof(*cp), GFP_KERNEL);
-	if (!cp) {
-		up_write(&cgrp->pids_mutex);
-		kfree(pidarray);
-		return -ENOMEM;
-	}
-	cp->cgrp = cgrp;
-	cp->ns = ns;
-	get_pid_ns(ns);
-	list_add(&cp->list, &cgrp->pids_list);
-found:
-	kfree(cp->tasks_pids);
-	cp->tasks_pids = pidarray;
-	cp->length = npids;
-	cp->use_count++;
-	up_write(&cgrp->pids_mutex);
-
-	file->f_op = &cgroup_tasks_operations;
+	/* have the array populated */
+	retval = pidlist_array_load(cgrp, type, &l);
+	if (retval)
+		return retval;
+	/* configure file information */
+	file->f_op = &cgroup_pidlist_operations;
 
-	retval = seq_open(file, &cgroup_tasks_seq_operations);
+	retval = seq_open(file, &cgroup_pidlist_seq_operations);
 	if (retval) {
-		release_cgroup_pid_array(cp);
+		cgroup_release_pid_array(l);
 		return retval;
 	}
-	((struct seq_file *)file->private_data)->private = cp;
+	((struct seq_file *)file->private_data)->private = l;
 	return 0;
 }
+static int cgroup_tasks_open(struct inode *unused, struct file *file)
+{
+	return cgroup_pidlist_open(file, CGROUP_FILE_TASKS);
+}
+static int cgroup_procs_open(struct inode *unused, struct file *file)
+{
+	return cgroup_pidlist_open(file, CGROUP_FILE_PROCS);
+}
 
 static u64 cgroup_read_notify_on_release(struct cgroup *cgrp,
 					    struct cftype *cft)
@@ -2449,21 +2792,27 @@ static int cgroup_write_notify_on_release(struct cgroup *cgrp,
 /*
  * for the common functions, 'private' gives the type of file
  */
+/* for hysterical raisins, we can't put this on the older files */
+#define CGROUP_FILE_GENERIC_PREFIX "cgroup."
 static struct cftype files[] = {
 	{
 		.name = "tasks",
 		.open = cgroup_tasks_open,
 		.write_u64 = cgroup_tasks_write,
-		.release = cgroup_tasks_release,
-		.private = FILE_TASKLIST,
+		.release = cgroup_pidlist_release,
 		.mode = S_IRUGO | S_IWUSR,
 	},
-
+	{
+		.name = CGROUP_FILE_GENERIC_PREFIX "procs",
+		.open = cgroup_procs_open,
+		/* .write_u64 = cgroup_procs_write, TODO */
+		.release = cgroup_pidlist_release,
+		.mode = S_IRUGO,
+	},
 	{
 		.name = "notify_on_release",
 		.read_u64 = cgroup_read_notify_on_release,
 		.write_u64 = cgroup_write_notify_on_release,
-		.private = FILE_NOTIFY_ON_RELEASE,
 	},
 };
 
@@ -2472,7 +2821,6 @@ static struct cftype cft_release_agent = {
 	.read_seq_string = cgroup_release_agent_show,
 	.write_string = cgroup_release_agent_write,
 	.max_write_len = PATH_MAX,
-	.private = FILE_RELEASE_AGENT,
 };
 
 static int cgroup_populate_dir(struct cgroup *cgrp)
@@ -2879,6 +3227,7 @@ int __init cgroup_init_early(void)
 	init_task.cgroups = &init_css_set;
 
 	init_css_set_link.cg = &init_css_set;
+	init_css_set_link.cgrp = dummytop;
 	list_add(&init_css_set_link.cgrp_link_list,
 		 &rootnode.top_cgroup.css_sets);
 	list_add(&init_css_set_link.cg_link_list,
@@ -2933,7 +3282,7 @@ int __init cgroup_init(void)
 	/* Add init_css_set to the hash table */
 	hhead = css_set_hash(init_css_set.subsys);
 	hlist_add_head(&init_css_set.hlist, hhead);
-
+	BUG_ON(!init_root_id(&rootnode));
 	err = register_filesystem(&cgroup_fs_type);
 	if (err < 0)
 		goto out;
@@ -2986,15 +3335,16 @@ static int proc_cgroup_show(struct seq_file *m, void *v)
 	for_each_active_root(root) {
 		struct cgroup_subsys *ss;
 		struct cgroup *cgrp;
-		int subsys_id;
 		int count = 0;
 
-		seq_printf(m, "%lu:", root->subsys_bits);
+		seq_printf(m, "%d:", root->hierarchy_id);
 		for_each_subsys(root, ss)
 			seq_printf(m, "%s%s", count++ ? "," : "", ss->name);
+		if (strlen(root->name))
+			seq_printf(m, "%sname=%s", count ? "," : "",
+				   root->name);
 		seq_putc(m, ':');
-		get_first_subsys(&root->top_cgroup, NULL, &subsys_id);
-		cgrp = task_cgroup(tsk, subsys_id);
+		cgrp = task_cgroup_from_root(tsk, root);
 		retval = cgroup_path(cgrp, buf, PAGE_SIZE);
 		if (retval < 0)
 			goto out_unlock;
@@ -3017,7 +3367,7 @@ static int cgroup_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_cgroup_show, pid);
 }
 
-struct file_operations proc_cgroup_operations = {
+const struct file_operations proc_cgroup_operations = {
 	.open		= cgroup_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
@@ -3033,8 +3383,8 @@ static int proc_cgroupstats_show(struct seq_file *m, void *v)
 	mutex_lock(&cgroup_mutex);
 	for (i = 0; i < CGROUP_SUBSYS_COUNT; i++) {
 		struct cgroup_subsys *ss = subsys[i];
-		seq_printf(m, "%s\t%lu\t%d\t%d\n",
-			   ss->name, ss->root->subsys_bits,
+		seq_printf(m, "%s\t%d\t%d\t%d\n",
+			   ss->name, ss->root->hierarchy_id,
 			   ss->root->number_of_cgroups, !ss->disabled);
 	}
 	mutex_unlock(&cgroup_mutex);
@@ -3046,7 +3396,7 @@ static int cgroupstats_open(struct inode *inode, struct file *file)
 	return single_open(file, proc_cgroupstats_show, NULL);
 }
 
-static struct file_operations proc_cgroupstats_operations = {
+static const struct file_operations proc_cgroupstats_operations = {
 	.open = cgroupstats_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
@@ -3320,13 +3670,11 @@ int cgroup_is_descendant(const struct cgroup *cgrp, struct task_struct *task)
 {
 	int ret;
 	struct cgroup *target;
-	int subsys_id;
 
 	if (cgrp == dummytop)
 		return 1;
 
-	get_first_subsys(cgrp, NULL, &subsys_id);
-	target = task_cgroup(task, subsys_id);
+	target = task_cgroup_from_root(task, cgrp->root);
 	while (cgrp != target && cgrp!= cgrp->top_cgroup)
 		cgrp = cgrp->parent;
 	ret = (cgrp == target);
@@ -3358,8 +3706,10 @@ static void check_for_release(struct cgroup *cgrp)
 void __css_put(struct cgroup_subsys_state *css)
 {
 	struct cgroup *cgrp = css->cgroup;
+	int val;
 	rcu_read_lock();
-	if (atomic_dec_return(&css->refcnt) == 1) {
+	val = atomic_dec_return(&css->refcnt);
+	if (val == 1) {
 		if (notify_on_release(cgrp)) {
 			set_bit(CGRP_RELEASABLE, &cgrp->flags);
 			check_for_release(cgrp);
@@ -3367,6 +3717,7 @@ void __css_put(struct cgroup_subsys_state *css)
 		cgroup_wakeup_rmdir_waiter(cgrp);
 	}
 	rcu_read_unlock();
+	WARN_ON_ONCE(val < 1);
 }
 
 /*
@@ -3693,3 +4044,154 @@ css_get_next(struct cgroup_subsys *ss, int id,
 	return ret;
 }
 
+#ifdef CONFIG_CGROUP_DEBUG
+static struct cgroup_subsys_state *debug_create(struct cgroup_subsys *ss,
+						   struct cgroup *cont)
+{
+	struct cgroup_subsys_state *css = kzalloc(sizeof(*css), GFP_KERNEL);
+
+	if (!css)
+		return ERR_PTR(-ENOMEM);
+
+	return css;
+}
+
+static void debug_destroy(struct cgroup_subsys *ss, struct cgroup *cont)
+{
+	kfree(cont->subsys[debug_subsys_id]);
+}
+
+static u64 cgroup_refcount_read(struct cgroup *cont, struct cftype *cft)
+{
+	return atomic_read(&cont->count);
+}
+
+static u64 debug_taskcount_read(struct cgroup *cont, struct cftype *cft)
+{
+	return cgroup_task_count(cont);
+}
+
+static u64 current_css_set_read(struct cgroup *cont, struct cftype *cft)
+{
+	return (u64)(unsigned long)current->cgroups;
+}
+
+static u64 current_css_set_refcount_read(struct cgroup *cont,
+					   struct cftype *cft)
+{
+	u64 count;
+
+	rcu_read_lock();
+	count = atomic_read(&current->cgroups->refcount);
+	rcu_read_unlock();
+	return count;
+}
+
+static int current_css_set_cg_links_read(struct cgroup *cont,
+					 struct cftype *cft,
+					 struct seq_file *seq)
+{
+	struct cg_cgroup_link *link;
+	struct css_set *cg;
+
+	read_lock(&css_set_lock);
+	rcu_read_lock();
+	cg = rcu_dereference(current->cgroups);
+	list_for_each_entry(link, &cg->cg_links, cg_link_list) {
+		struct cgroup *c = link->cgrp;
+		const char *name;
+
+		if (c->dentry)
+			name = c->dentry->d_name.name;
+		else
+			name = "?";
+		seq_printf(seq, "Root %d group %s\n",
+			   c->root->hierarchy_id, name);
+	}
+	rcu_read_unlock();
+	read_unlock(&css_set_lock);
+	return 0;
+}
+
+#define MAX_TASKS_SHOWN_PER_CSS 25
+static int cgroup_css_links_read(struct cgroup *cont,
+				 struct cftype *cft,
+				 struct seq_file *seq)
+{
+	struct cg_cgroup_link *link;
+
+	read_lock(&css_set_lock);
+	list_for_each_entry(link, &cont->css_sets, cgrp_link_list) {
+		struct css_set *cg = link->cg;
+		struct task_struct *task;
+		int count = 0;
+		seq_printf(seq, "css_set %p\n", cg);
+		list_for_each_entry(task, &cg->tasks, cg_list) {
+			if (count++ > MAX_TASKS_SHOWN_PER_CSS) {
+				seq_puts(seq, "  ...\n");
+				break;
+			} else {
+				seq_printf(seq, "  task %d\n",
+					   task_pid_vnr(task));
+			}
+		}
+	}
+	read_unlock(&css_set_lock);
+	return 0;
+}
+
+static u64 releasable_read(struct cgroup *cgrp, struct cftype *cft)
+{
+	return test_bit(CGRP_RELEASABLE, &cgrp->flags);
+}
+
+static struct cftype debug_files[] =  {
+	{
+		.name = "cgroup_refcount",
+		.read_u64 = cgroup_refcount_read,
+	},
+	{
+		.name = "taskcount",
+		.read_u64 = debug_taskcount_read,
+	},
+
+	{
+		.name = "current_css_set",
+		.read_u64 = current_css_set_read,
+	},
+
+	{
+		.name = "current_css_set_refcount",
+		.read_u64 = current_css_set_refcount_read,
+	},
+
+	{
+		.name = "current_css_set_cg_links",
+		.read_seq_string = current_css_set_cg_links_read,
+	},
+
+	{
+		.name = "cgroup_css_links",
+		.read_seq_string = cgroup_css_links_read,
+	},
+
+	{
+		.name = "releasable",
+		.read_u64 = releasable_read,
+	},
+};
+
+static int debug_populate(struct cgroup_subsys *ss, struct cgroup *cont)
+{
+	return cgroup_add_files(cont, ss, debug_files,
+				ARRAY_SIZE(debug_files));
+}
+
+struct cgroup_subsys debug_subsys = {
+	.name = "debug",
+	.create = debug_create,
+	.destroy = debug_destroy,
+	.populate = debug_populate,
+	.subsys_id = debug_subsys_id,
+};
+#endif /* CONFIG_CGROUP_DEBUG */
diff --git a/kernel/cgroup_debug.c b/kernel/cgroup_debug.c
deleted file mode 100644
index 0c92d797baa6..000000000000
--- a/kernel/cgroup_debug.c
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- * kernel/cgroup_debug.c - Example cgroup subsystem that
- * exposes debug info
- *
- * Copyright (C) Google Inc, 2007
- *
- * Developed by Paul Menage (menage@google.com)
- *
- */
-
-#include <linux/cgroup.h>
-#include <linux/fs.h>
-#include <linux/slab.h>
-#include <linux/rcupdate.h>
-
-#include <asm/atomic.h>
-
-static struct cgroup_subsys_state *debug_create(struct cgroup_subsys *ss,
-						   struct cgroup *cont)
-{
-	struct cgroup_subsys_state *css = kzalloc(sizeof(*css), GFP_KERNEL);
-
-	if (!css)
-		return ERR_PTR(-ENOMEM);
-
-	return css;
-}
-
-static void debug_destroy(struct cgroup_subsys *ss, struct cgroup *cont)
-{
-	kfree(cont->subsys[debug_subsys_id]);
-}
-
-static u64 cgroup_refcount_read(struct cgroup *cont, struct cftype *cft)
-{
-	return atomic_read(&cont->count);
-}
-
-static u64 taskcount_read(struct cgroup *cont, struct cftype *cft)
-{
-	u64 count;
-
-	count = cgroup_task_count(cont);
-	return count;
-}
-
-static u64 current_css_set_read(struct cgroup *cont, struct cftype *cft)
-{
-	return (u64)(long)current->cgroups;
-}
-
-static u64 current_css_set_refcount_read(struct cgroup *cont,
-					   struct cftype *cft)
-{
-	u64 count;
-
-	rcu_read_lock();
-	count = atomic_read(&current->cgroups->refcount);
-	rcu_read_unlock();
-	return count;
-}
-
-static u64 releasable_read(struct cgroup *cgrp, struct cftype *cft)
-{
-	return test_bit(CGRP_RELEASABLE, &cgrp->flags);
-}
-
-static struct cftype files[] =  {
-	{
-		.name = "cgroup_refcount",
-		.read_u64 = cgroup_refcount_read,
-	},
-	{
-		.name = "taskcount",
-		.read_u64 = taskcount_read,
-	},
-
-	{
-		.name = "current_css_set",
-		.read_u64 = current_css_set_read,
-	},
-
-	{
-		.name = "current_css_set_refcount",
-		.read_u64 = current_css_set_refcount_read,
-	},
-
-	{
-		.name = "releasable",
-		.read_u64 = releasable_read,
-	},
-};
-
-static int debug_populate(struct cgroup_subsys *ss, struct cgroup *cont)
-{
-	return cgroup_add_files(cont, ss, files, ARRAY_SIZE(files));
-}
-
-struct cgroup_subsys debug_subsys = {
-	.name = "debug",
-	.create = debug_create,
-	.destroy = debug_destroy,
-	.populate = debug_populate,
-	.subsys_id = debug_subsys_id,
-};
diff --git a/kernel/cgroup_freezer.c b/kernel/cgroup_freezer.c
index fb249e2bcada..59e9ef6aab40 100644
--- a/kernel/cgroup_freezer.c
+++ b/kernel/cgroup_freezer.c
@@ -159,7 +159,7 @@ static bool is_task_frozen_enough(struct task_struct *task)
  */
 static int freezer_can_attach(struct cgroup_subsys *ss,
 			      struct cgroup *new_cgroup,
-			      struct task_struct *task)
+			      struct task_struct *task, bool threadgroup)
 {
 	struct freezer *freezer;
 
@@ -177,6 +177,19 @@ static int freezer_can_attach(struct cgroup_subsys *ss,
 	if (freezer->state == CGROUP_FROZEN)
 		return -EBUSY;
 
+	if (threadgroup) {
+		struct task_struct *c;
+
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &task->thread_group, thread_group) {
+			if (is_task_frozen_enough(c)) {
+				rcu_read_unlock();
+				return -EBUSY;
+			}
+		}
+		rcu_read_unlock();
+	}
+
 	return 0;
 }
 
diff --git a/kernel/cpuset.c b/kernel/cpuset.c
index 7e75a41bd508..b5cb469d2545 100644
--- a/kernel/cpuset.c
+++ b/kernel/cpuset.c
@@ -1324,9 +1324,10 @@ static int fmeter_getrate(struct fmeter *fmp)
 static cpumask_var_t cpus_attach;
 
 /* Called by cgroups to determine if a cpuset is usable; cgroup_mutex held */
-static int cpuset_can_attach(struct cgroup_subsys *ss,
-			     struct cgroup *cont, struct task_struct *tsk)
+static int cpuset_can_attach(struct cgroup_subsys *ss, struct cgroup *cont,
+			     struct task_struct *tsk, bool threadgroup)
 {
+	int ret;
 	struct cpuset *cs = cgroup_cs(cont);
 
 	if (cpumask_empty(cs->cpus_allowed) || nodes_empty(cs->mems_allowed))
@@ -1343,18 +1344,51 @@ static int cpuset_can_attach(struct cgroup_subsys *ss,
 	if (tsk->flags & PF_THREAD_BOUND)
 		return -EINVAL;
 
-	return security_task_setscheduler(tsk, 0, NULL);
+	ret = security_task_setscheduler(tsk, 0, NULL);
+	if (ret)
+		return ret;
+	if (threadgroup) {
+		struct task_struct *c;
+
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &tsk->thread_group, thread_group) {
+			ret = security_task_setscheduler(c, 0, NULL);
+			if (ret) {
+				rcu_read_unlock();
+				return ret;
+			}
+		}
+		rcu_read_unlock();
+	}
+	return 0;
+}
+
+static void cpuset_attach_task(struct task_struct *tsk, nodemask_t *to,
+			       struct cpuset *cs)
+{
+	int err;
+	/*
+	 * can_attach beforehand should guarantee that this doesn't fail.
+	 * TODO: have a better way to handle failure here
+	 */
+	err = set_cpus_allowed_ptr(tsk, cpus_attach);
+	WARN_ON_ONCE(err);
+
+	task_lock(tsk);
+	cpuset_change_task_nodemask(tsk, to);
+	task_unlock(tsk);
+	cpuset_update_task_spread_flag(cs, tsk);
+
 }
 
-static void cpuset_attach(struct cgroup_subsys *ss,
-			  struct cgroup *cont, struct cgroup *oldcont,
-			  struct task_struct *tsk)
+static void cpuset_attach(struct cgroup_subsys *ss, struct cgroup *cont,
+			  struct cgroup *oldcont, struct task_struct *tsk,
+			  bool threadgroup)
 {
 	nodemask_t from, to;
 	struct mm_struct *mm;
 	struct cpuset *cs = cgroup_cs(cont);
 	struct cpuset *oldcs = cgroup_cs(oldcont);
-	int err;
 
 	if (cs == &top_cpuset) {
 		cpumask_copy(cpus_attach, cpu_possible_mask);
@@ -1363,15 +1397,19 @@ static void cpuset_attach(struct cgroup_subsys *ss,
 		guarantee_online_cpus(cs, cpus_attach);
 		guarantee_online_mems(cs, &to);
 	}
-	err = set_cpus_allowed_ptr(tsk, cpus_attach);
-	if (err)
-		return;
 
-	task_lock(tsk);
-	cpuset_change_task_nodemask(tsk, &to);
-	task_unlock(tsk);
-	cpuset_update_task_spread_flag(cs, tsk);
+	/* do per-task migration stuff possibly for each in the threadgroup */
+	cpuset_attach_task(tsk, &to, cs);
+	if (threadgroup) {
+		struct task_struct *c;
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &tsk->thread_group, thread_group) {
+			cpuset_attach_task(c, &to, cs);
+		}
+		rcu_read_unlock();
+	}
 
+	/* change mm; only needs to be done once even if threadgroup */
 	from = oldcs->mems_allowed;
 	to = cs->mems_allowed;
 	mm = get_task_mm(tsk);
diff --git a/kernel/cred.c b/kernel/cred.c
index d7f7a01082eb..dd76cfe5f5b0 100644
--- a/kernel/cred.c
+++ b/kernel/cred.c
@@ -782,6 +782,25 @@ EXPORT_SYMBOL(set_create_files_as);
 
 #ifdef CONFIG_DEBUG_CREDENTIALS
 
+bool creds_are_invalid(const struct cred *cred)
+{
+	if (cred->magic != CRED_MAGIC)
+		return true;
+	if (atomic_read(&cred->usage) < atomic_read(&cred->subscribers))
+		return true;
+#ifdef CONFIG_SECURITY_SELINUX
+	if (selinux_is_enabled()) {
+		if ((unsigned long) cred->security < PAGE_SIZE)
+			return true;
+		if ((*(u32 *)cred->security & 0xffffff00) ==
+		    (POISON_FREE << 24 | POISON_FREE << 16 | POISON_FREE << 8))
+			return true;
+	}
+#endif
+	return false;
+}
+EXPORT_SYMBOL(creds_are_invalid);
+
 /*
  * dump invalid credentials
  */
diff --git a/kernel/exit.c b/kernel/exit.c
index ae5d8660ddff..f7864ac2ecc1 100644
--- a/kernel/exit.c
+++ b/kernel/exit.c
@@ -47,7 +47,7 @@
 #include <linux/tracehook.h>
 #include <linux/fs_struct.h>
 #include <linux/init_task.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <trace/events/sched.h>
 
 #include <asm/uaccess.h>
@@ -154,8 +154,8 @@ static void delayed_put_task_struct(struct rcu_head *rhp)
 {
 	struct task_struct *tsk = container_of(rhp, struct task_struct, rcu);
 
-#ifdef CONFIG_PERF_COUNTERS
-	WARN_ON_ONCE(tsk->perf_counter_ctxp);
+#ifdef CONFIG_PERF_EVENTS
+	WARN_ON_ONCE(tsk->perf_event_ctxp);
 #endif
 	trace_sched_process_free(tsk);
 	put_task_struct(tsk);
@@ -945,6 +945,8 @@ NORET_TYPE void do_exit(long code)
 	if (group_dead) {
 		hrtimer_cancel(&tsk->signal->real_timer);
 		exit_itimers(tsk->signal);
+		if (tsk->mm)
+			setmax_mm_hiwater_rss(&tsk->signal->maxrss, tsk->mm);
 	}
 	acct_collect(code, group_dead);
 	if (group_dead)
@@ -972,8 +974,6 @@ NORET_TYPE void do_exit(long code)
 		disassociate_ctty(1);
 
 	module_put(task_thread_info(tsk)->exec_domain->module);
-	if (tsk->binfmt)
-		module_put(tsk->binfmt->module);
 
 	proc_exit_connector(tsk);
 
@@ -981,7 +981,7 @@ NORET_TYPE void do_exit(long code)
 	 * Flush inherited counters to the parent - before the parent
 	 * gets woken up by child-exit notifications.
 	 */
-	perf_counter_exit_task(tsk);
+	perf_event_exit_task(tsk);
 
 	exit_notify(tsk, group_dead);
 #ifdef CONFIG_NUMA
@@ -989,8 +989,6 @@ NORET_TYPE void do_exit(long code)
 	tsk->mempolicy = NULL;
 #endif
 #ifdef CONFIG_FUTEX
-	if (unlikely(!list_empty(&tsk->pi_state_list)))
-		exit_pi_state_list(tsk);
 	if (unlikely(current->pi_state_cache))
 		kfree(current->pi_state_cache);
 #endif
@@ -1093,28 +1091,28 @@ struct wait_opts {
 	int __user		*wo_stat;
 	struct rusage __user	*wo_rusage;
 
+	wait_queue_t		child_wait;
 	int			notask_error;
 };
 
-static struct pid *task_pid_type(struct task_struct *task, enum pid_type type)
+static inline
+struct pid *task_pid_type(struct task_struct *task, enum pid_type type)
 {
-	struct pid *pid = NULL;
-	if (type == PIDTYPE_PID)
-		pid = task->pids[type].pid;
-	else if (type < PIDTYPE_MAX)
-		pid = task->group_leader->pids[type].pid;
-	return pid;
+	if (type != PIDTYPE_PID)
+		task = task->group_leader;
+	return task->pids[type].pid;
 }
 
-static int eligible_child(struct wait_opts *wo, struct task_struct *p)
+static int eligible_pid(struct wait_opts *wo, struct task_struct *p)
 {
-	int err;
-
-	if (wo->wo_type < PIDTYPE_MAX) {
-		if (task_pid_type(p, wo->wo_type) != wo->wo_pid)
-			return 0;
-	}
+	return	wo->wo_type == PIDTYPE_MAX ||
+		task_pid_type(p, wo->wo_type) == wo->wo_pid;
+}
 
+static int eligible_child(struct wait_opts *wo, struct task_struct *p)
+{
+	if (!eligible_pid(wo, p))
+		return 0;
 	/* Wait for all children (clone and not) if __WALL is set;
 	 * otherwise, wait for clone children *only* if __WCLONE is
 	 * set; otherwise, wait for non-clone children *only*.  (Note:
@@ -1124,10 +1122,6 @@ static int eligible_child(struct wait_opts *wo, struct task_struct *p)
 	    && !(wo->wo_flags & __WALL))
 		return 0;
 
-	err = security_task_wait(p);
-	if (err)
-		return err;
-
 	return 1;
 }
 
@@ -1140,18 +1134,20 @@ static int wait_noreap_copyout(struct wait_opts *wo, struct task_struct *p,
 
 	put_task_struct(p);
 	infop = wo->wo_info;
-	if (!retval)
-		retval = put_user(SIGCHLD, &infop->si_signo);
-	if (!retval)
-		retval = put_user(0, &infop->si_errno);
-	if (!retval)
-		retval = put_user((short)why, &infop->si_code);
-	if (!retval)
-		retval = put_user(pid, &infop->si_pid);
-	if (!retval)
-		retval = put_user(uid, &infop->si_uid);
-	if (!retval)
-		retval = put_user(status, &infop->si_status);
+	if (infop) {
+		if (!retval)
+			retval = put_user(SIGCHLD, &infop->si_signo);
+		if (!retval)
+			retval = put_user(0, &infop->si_errno);
+		if (!retval)
+			retval = put_user((short)why, &infop->si_code);
+		if (!retval)
+			retval = put_user(pid, &infop->si_pid);
+		if (!retval)
+			retval = put_user(uid, &infop->si_uid);
+		if (!retval)
+			retval = put_user(status, &infop->si_status);
+	}
 	if (!retval)
 		retval = pid;
 	return retval;
@@ -1208,6 +1204,7 @@ static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p)
 	if (likely(!traced) && likely(!task_detached(p))) {
 		struct signal_struct *psig;
 		struct signal_struct *sig;
+		unsigned long maxrss;
 
 		/*
 		 * The resource counters for the group leader are in its
@@ -1256,6 +1253,9 @@ static int wait_task_zombie(struct wait_opts *wo, struct task_struct *p)
 		psig->coublock +=
 			task_io_get_oublock(p) +
 			sig->oublock + sig->coublock;
+		maxrss = max(sig->maxrss, sig->cmaxrss);
+		if (psig->cmaxrss < maxrss)
+			psig->cmaxrss = maxrss;
 		task_io_accounting_add(&psig->ioac, &p->ioac);
 		task_io_accounting_add(&psig->ioac, &sig->ioac);
 		spin_unlock_irq(&p->real_parent->sighand->siglock);
@@ -1477,13 +1477,14 @@ static int wait_task_continued(struct wait_opts *wo, struct task_struct *p)
  * then ->notask_error is 0 if @p is an eligible child,
  * or another error from security_task_wait(), or still -ECHILD.
  */
-static int wait_consider_task(struct wait_opts *wo, struct task_struct *parent,
-				int ptrace, struct task_struct *p)
+static int wait_consider_task(struct wait_opts *wo, int ptrace,
+				struct task_struct *p)
 {
 	int ret = eligible_child(wo, p);
 	if (!ret)
 		return ret;
 
+	ret = security_task_wait(p);
 	if (unlikely(ret < 0)) {
 		/*
 		 * If we have not yet seen any eligible child,
@@ -1545,7 +1546,7 @@ static int do_wait_thread(struct wait_opts *wo, struct task_struct *tsk)
 		 * Do not consider detached threads.
 		 */
 		if (!task_detached(p)) {
-			int ret = wait_consider_task(wo, tsk, 0, p);
+			int ret = wait_consider_task(wo, 0, p);
 			if (ret)
 				return ret;
 		}
@@ -1559,7 +1560,7 @@ static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk)
 	struct task_struct *p;
 
 	list_for_each_entry(p, &tsk->ptraced, ptrace_entry) {
-		int ret = wait_consider_task(wo, tsk, 1, p);
+		int ret = wait_consider_task(wo, 1, p);
 		if (ret)
 			return ret;
 	}
@@ -1567,15 +1568,38 @@ static int ptrace_do_wait(struct wait_opts *wo, struct task_struct *tsk)
 	return 0;
 }
 
+static int child_wait_callback(wait_queue_t *wait, unsigned mode,
+				int sync, void *key)
+{
+	struct wait_opts *wo = container_of(wait, struct wait_opts,
+						child_wait);
+	struct task_struct *p = key;
+
+	if (!eligible_pid(wo, p))
+		return 0;
+
+	if ((wo->wo_flags & __WNOTHREAD) && wait->private != p->parent)
+		return 0;
+
+	return default_wake_function(wait, mode, sync, key);
+}
+
+void __wake_up_parent(struct task_struct *p, struct task_struct *parent)
+{
+	__wake_up_sync_key(&parent->signal->wait_chldexit,
+				TASK_INTERRUPTIBLE, 1, p);
+}
+
 static long do_wait(struct wait_opts *wo)
 {
-	DECLARE_WAITQUEUE(wait, current);
 	struct task_struct *tsk;
 	int retval;
 
 	trace_sched_process_wait(wo->wo_pid);
 
-	add_wait_queue(&current->signal->wait_chldexit,&wait);
+	init_waitqueue_func_entry(&wo->child_wait, child_wait_callback);
+	wo->child_wait.private = current;
+	add_wait_queue(&current->signal->wait_chldexit, &wo->child_wait);
 repeat:
 	/*
 	 * If there is nothing that can match our critiera just get out.
@@ -1616,32 +1640,7 @@ notask:
 	}
 end:
 	__set_current_state(TASK_RUNNING);
-	remove_wait_queue(&current->signal->wait_chldexit,&wait);
-	if (wo->wo_info) {
-		struct siginfo __user *infop = wo->wo_info;
-
-		if (retval > 0)
-			retval = 0;
-		else {
-			/*
-			 * For a WNOHANG return, clear out all the fields
-			 * we would set so the user can easily tell the
-			 * difference.
-			 */
-			if (!retval)
-				retval = put_user(0, &infop->si_signo);
-			if (!retval)
-				retval = put_user(0, &infop->si_errno);
-			if (!retval)
-				retval = put_user(0, &infop->si_code);
-			if (!retval)
-				retval = put_user(0, &infop->si_pid);
-			if (!retval)
-				retval = put_user(0, &infop->si_uid);
-			if (!retval)
-				retval = put_user(0, &infop->si_status);
-		}
-	}
+	remove_wait_queue(&current->signal->wait_chldexit, &wo->child_wait);
 	return retval;
 }
 
@@ -1686,6 +1685,29 @@ SYSCALL_DEFINE5(waitid, int, which, pid_t, upid, struct siginfo __user *,
 	wo.wo_stat	= NULL;
 	wo.wo_rusage	= ru;
 	ret = do_wait(&wo);
+
+	if (ret > 0) {
+		ret = 0;
+	} else if (infop) {
+		/*
+		 * For a WNOHANG return, clear out all the fields
+		 * we would set so the user can easily tell the
+		 * difference.
+		 */
+		if (!ret)
+			ret = put_user(0, &infop->si_signo);
+		if (!ret)
+			ret = put_user(0, &infop->si_errno);
+		if (!ret)
+			ret = put_user(0, &infop->si_code);
+		if (!ret)
+			ret = put_user(0, &infop->si_pid);
+		if (!ret)
+			ret = put_user(0, &infop->si_uid);
+		if (!ret)
+			ret = put_user(0, &infop->si_status);
+	}
+
 	put_pid(pid);
 
 	/* avoid REGPARM breakage on x86: */
diff --git a/kernel/fork.c b/kernel/fork.c
index bfee931ee3fb..166b8c49257c 100644
--- a/kernel/fork.c
+++ b/kernel/fork.c
@@ -49,6 +49,7 @@
 #include <linux/ftrace.h>
 #include <linux/profile.h>
 #include <linux/rmap.h>
+#include <linux/ksm.h>
 #include <linux/acct.h>
 #include <linux/tsacct_kern.h>
 #include <linux/cn_proc.h>
@@ -61,7 +62,8 @@
 #include <linux/blkdev.h>
 #include <linux/fs_struct.h>
 #include <linux/magic.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
+#include <linux/posix-timers.h>
 
 #include <asm/pgtable.h>
 #include <asm/pgalloc.h>
@@ -89,7 +91,7 @@ int nr_processes(void)
 	int cpu;
 	int total = 0;
 
-	for_each_online_cpu(cpu)
+	for_each_possible_cpu(cpu)
 		total += per_cpu(process_counts, cpu);
 
 	return total;
@@ -136,9 +138,17 @@ struct kmem_cache *vm_area_cachep;
 /* SLAB cache for mm_struct structures (tsk->mm) */
 static struct kmem_cache *mm_cachep;
 
+static void account_kernel_stack(struct thread_info *ti, int account)
+{
+	struct zone *zone = page_zone(virt_to_page(ti));
+
+	mod_zone_page_state(zone, NR_KERNEL_STACK, account);
+}
+
 void free_task(struct task_struct *tsk)
 {
 	prop_local_destroy_single(&tsk->dirties);
+	account_kernel_stack(tsk->stack, -1);
 	free_thread_info(tsk->stack);
 	rt_mutex_debug_task_free(tsk);
 	ftrace_graph_exit_task(tsk);
@@ -253,6 +263,9 @@ static struct task_struct *dup_task_struct(struct task_struct *orig)
 	tsk->btrace_seq = 0;
 #endif
 	tsk->splice_pipe = NULL;
+
+	account_kernel_stack(ti, 1);
+
 	return tsk;
 
 out:
@@ -288,6 +301,9 @@ static int dup_mmap(struct mm_struct *mm, struct mm_struct *oldmm)
 	rb_link = &mm->mm_rb.rb_node;
 	rb_parent = NULL;
 	pprev = &mm->mmap;
+	retval = ksm_fork(mm, oldmm);
+	if (retval)
+		goto out;
 
 	for (mpnt = oldmm->mmap; mpnt; mpnt = mpnt->vm_next) {
 		struct file *file;
@@ -418,22 +434,30 @@ __setup("coredump_filter=", coredump_filter_setup);
 
 #include <linux/init_task.h>
 
+static void mm_init_aio(struct mm_struct *mm)
+{
+#ifdef CONFIG_AIO
+	spin_lock_init(&mm->ioctx_lock);
+	INIT_HLIST_HEAD(&mm->ioctx_list);
+#endif
+}
+
 static struct mm_struct * mm_init(struct mm_struct * mm, struct task_struct *p)
 {
 	atomic_set(&mm->mm_users, 1);
 	atomic_set(&mm->mm_count, 1);
 	init_rwsem(&mm->mmap_sem);
 	INIT_LIST_HEAD(&mm->mmlist);
-	mm->flags = (current->mm) ? current->mm->flags : default_dump_filter;
+	mm->flags = (current->mm) ?
+		(current->mm->flags & MMF_INIT_MASK) : default_dump_filter;
 	mm->core_state = NULL;
 	mm->nr_ptes = 0;
 	set_mm_counter(mm, file_rss, 0);
 	set_mm_counter(mm, anon_rss, 0);
 	spin_lock_init(&mm->page_table_lock);
-	spin_lock_init(&mm->ioctx_lock);
-	INIT_HLIST_HEAD(&mm->ioctx_list);
 	mm->free_area_cache = TASK_UNMAPPED_BASE;
 	mm->cached_hole_size = ~0UL;
+	mm_init_aio(mm);
 	mm_init_owner(mm, p);
 
 	if (likely(!mm_alloc_pgd(mm))) {
@@ -485,6 +509,7 @@ void mmput(struct mm_struct *mm)
 
 	if (atomic_dec_and_test(&mm->mm_users)) {
 		exit_aio(mm);
+		ksm_exit(mm);
 		exit_mmap(mm);
 		set_mm_exe_file(mm, NULL);
 		if (!list_empty(&mm->mmlist)) {
@@ -493,6 +518,8 @@ void mmput(struct mm_struct *mm)
 			spin_unlock(&mmlist_lock);
 		}
 		put_swap_token(mm);
+		if (mm->binfmt)
+			module_put(mm->binfmt->module);
 		mmdrop(mm);
 	}
 }
@@ -543,12 +570,18 @@ void mm_release(struct task_struct *tsk, struct mm_struct *mm)
 
 	/* Get rid of any futexes when releasing the mm */
 #ifdef CONFIG_FUTEX
-	if (unlikely(tsk->robust_list))
+	if (unlikely(tsk->robust_list)) {
 		exit_robust_list(tsk);
+		tsk->robust_list = NULL;
+	}
 #ifdef CONFIG_COMPAT
-	if (unlikely(tsk->compat_robust_list))
+	if (unlikely(tsk->compat_robust_list)) {
 		compat_exit_robust_list(tsk);
+		tsk->compat_robust_list = NULL;
+	}
 #endif
+	if (unlikely(!list_empty(&tsk->pi_state_list)))
+		exit_pi_state_list(tsk);
 #endif
 
 	/* Get rid of any cached register state */
@@ -618,9 +651,14 @@ struct mm_struct *dup_mm(struct task_struct *tsk)
 	mm->hiwater_rss = get_mm_rss(mm);
 	mm->hiwater_vm = mm->total_vm;
 
+	if (mm->binfmt && !try_module_get(mm->binfmt->module))
+		goto free_pt;
+
 	return mm;
 
 free_pt:
+	/* don't put binfmt in mmput, we haven't got module yet */
+	mm->binfmt = NULL;
 	mmput(mm);
 
 fail_nomem:
@@ -788,10 +826,10 @@ static void posix_cpu_timers_init_group(struct signal_struct *sig)
 	thread_group_cputime_init(sig);
 
 	/* Expiration times and increments. */
-	sig->it_virt_expires = cputime_zero;
-	sig->it_virt_incr = cputime_zero;
-	sig->it_prof_expires = cputime_zero;
-	sig->it_prof_incr = cputime_zero;
+	sig->it[CPUCLOCK_PROF].expires = cputime_zero;
+	sig->it[CPUCLOCK_PROF].incr = cputime_zero;
+	sig->it[CPUCLOCK_VIRT].expires = cputime_zero;
+	sig->it[CPUCLOCK_VIRT].incr = cputime_zero;
 
 	/* Cached expiration times. */
 	sig->cputime_expires.prof_exp = cputime_zero;
@@ -849,6 +887,7 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
 	sig->nvcsw = sig->nivcsw = sig->cnvcsw = sig->cnivcsw = 0;
 	sig->min_flt = sig->maj_flt = sig->cmin_flt = sig->cmaj_flt = 0;
 	sig->inblock = sig->oublock = sig->cinblock = sig->coublock = 0;
+	sig->maxrss = sig->cmaxrss = 0;
 	task_io_accounting_init(&sig->ioac);
 	sig->sum_sched_runtime = 0;
 	taskstats_tgid_init(sig);
@@ -863,6 +902,8 @@ static int copy_signal(unsigned long clone_flags, struct task_struct *tsk)
 
 	tty_audit_fork(sig);
 
+	sig->oom_adj = current->signal->oom_adj;
+
 	return 0;
 }
 
@@ -958,6 +999,16 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 	if ((clone_flags & CLONE_SIGHAND) && !(clone_flags & CLONE_VM))
 		return ERR_PTR(-EINVAL);
 
+	/*
+	 * Siblings of global init remain as zombies on exit since they are
+	 * not reaped by their parent (swapper). To solve this and to avoid
+	 * multi-rooted process trees, prevent global and container-inits
+	 * from creating siblings.
+	 */
+	if ((clone_flags & CLONE_PARENT) &&
+				current->signal->flags & SIGNAL_UNKILLABLE)
+		return ERR_PTR(-EINVAL);
+
 	retval = security_task_create(clone_flags);
 	if (retval)
 		goto fork_out;
@@ -999,9 +1050,6 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 	if (!try_module_get(task_thread_info(p)->exec_domain->module))
 		goto bad_fork_cleanup_count;
 
-	if (p->binfmt && !try_module_get(p->binfmt->module))
-		goto bad_fork_cleanup_put_domain;
-
 	p->did_exec = 0;
 	delayacct_tsk_init(p);	/* Must remain after dup_task_struct() */
 	copy_flags(clone_flags, p);
@@ -1075,10 +1123,12 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 
 	p->bts = NULL;
 
+	p->stack_start = stack_start;
+
 	/* Perform scheduler related setup. Assign this task to a CPU. */
 	sched_fork(p, clone_flags);
 
-	retval = perf_counter_init_task(p);
+	retval = perf_event_init_task(p);
 	if (retval)
 		goto bad_fork_cleanup_policy;
 
@@ -1253,7 +1303,7 @@ static struct task_struct *copy_process(unsigned long clone_flags,
 	write_unlock_irq(&tasklist_lock);
 	proc_fork_connector(p);
 	cgroup_post_fork(p);
-	perf_counter_fork(p);
+	perf_event_fork(p);
 	return p;
 
 bad_fork_free_pid:
@@ -1280,16 +1330,13 @@ bad_fork_cleanup_semundo:
 bad_fork_cleanup_audit:
 	audit_free(p);
 bad_fork_cleanup_policy:
-	perf_counter_free_task(p);
+	perf_event_free_task(p);
 #ifdef CONFIG_NUMA
 	mpol_put(p->mempolicy);
 bad_fork_cleanup_cgroup:
 #endif
 	cgroup_exit(p, cgroup_callbacks_done);
 	delayacct_tsk_free(p);
-	if (p->binfmt)
-		module_put(p->binfmt->module);
-bad_fork_cleanup_put_domain:
 	module_put(task_thread_info(p)->exec_domain->module);
 bad_fork_cleanup_count:
 	atomic_dec(&p->cred->user->processes);
diff --git a/kernel/futex.c b/kernel/futex.c
index 248dd119a86e..fb65e822fc41 100644
--- a/kernel/futex.c
+++ b/kernel/futex.c
@@ -89,36 +89,36 @@ struct futex_pi_state {
 	union futex_key key;
 };
 
-/*
- * We use this hashed waitqueue instead of a normal wait_queue_t, so
+/**
+ * struct futex_q - The hashed futex queue entry, one per waiting task
+ * @task:		the task waiting on the futex
+ * @lock_ptr:		the hash bucket lock
+ * @key:		the key the futex is hashed on
+ * @pi_state:		optional priority inheritance state
+ * @rt_waiter:		rt_waiter storage for use with requeue_pi
+ * @requeue_pi_key:	the requeue_pi target futex key
+ * @bitset:		bitset for the optional bitmasked wakeup
+ *
+ * We use this hashed waitqueue, instead of a normal wait_queue_t, so
  * we can wake only the relevant ones (hashed queues may be shared).
  *
  * A futex_q has a woken state, just like tasks have TASK_RUNNING.
  * It is considered woken when plist_node_empty(&q->list) || q->lock_ptr == 0.
  * The order of wakup is always to make the first condition true, then
- * wake up q->waiter, then make the second condition true.
+ * the second.
+ *
+ * PI futexes are typically woken before they are removed from the hash list via
+ * the rt_mutex code. See unqueue_me_pi().
  */
 struct futex_q {
 	struct plist_node list;
-	/* Waiter reference */
-	struct task_struct *task;
 
-	/* Which hash list lock to use: */
+	struct task_struct *task;
 	spinlock_t *lock_ptr;
-
-	/* Key which the futex is hashed on: */
 	union futex_key key;
-
-	/* Optional priority inheritance state: */
 	struct futex_pi_state *pi_state;
-
-	/* rt_waiter storage for requeue_pi: */
 	struct rt_mutex_waiter *rt_waiter;
-
-	/* The expected requeue pi target futex key: */
 	union futex_key *requeue_pi_key;
-
-	/* Bitset for the optional bitmasked wakeup */
 	u32 bitset;
 };
 
@@ -150,7 +150,8 @@ static struct futex_hash_bucket *hash_futex(union futex_key *key)
  */
 static inline int match_futex(union futex_key *key1, union futex_key *key2)
 {
-	return (key1->both.word == key2->both.word
+	return (key1 && key2
+		&& key1->both.word == key2->both.word
 		&& key1->both.ptr == key2->both.ptr
 		&& key1->both.offset == key2->both.offset);
 }
@@ -198,11 +199,12 @@ static void drop_futex_key_refs(union futex_key *key)
 }
 
 /**
- * get_futex_key - Get parameters which are the keys for a futex.
- * @uaddr: virtual address of the futex
- * @fshared: 0 for a PROCESS_PRIVATE futex, 1 for PROCESS_SHARED
- * @key: address where result is stored.
- * @rw: mapping needs to be read/write (values: VERIFY_READ, VERIFY_WRITE)
+ * get_futex_key() - Get parameters which are the keys for a futex
+ * @uaddr:	virtual address of the futex
+ * @fshared:	0 for a PROCESS_PRIVATE futex, 1 for PROCESS_SHARED
+ * @key:	address where result is stored.
+ * @rw:		mapping needs to be read/write (values: VERIFY_READ,
+ * 		VERIFY_WRITE)
  *
  * Returns a negative error code or 0
  * The key words are stored in *key on success.
@@ -288,8 +290,8 @@ void put_futex_key(int fshared, union futex_key *key)
 	drop_futex_key_refs(key);
 }
 
-/*
- * fault_in_user_writeable - fault in user address and verify RW access
+/**
+ * fault_in_user_writeable() - Fault in user address and verify RW access
  * @uaddr:	pointer to faulting user space address
  *
  * Slow path to fixup the fault we just took in the atomic write
@@ -309,8 +311,8 @@ static int fault_in_user_writeable(u32 __user *uaddr)
 
 /**
  * futex_top_waiter() - Return the highest priority waiter on a futex
- * @hb:     the hash bucket the futex_q's reside in
- * @key:    the futex key (to distinguish it from other futex futex_q's)
+ * @hb:		the hash bucket the futex_q's reside in
+ * @key:	the futex key (to distinguish it from other futex futex_q's)
  *
  * Must be called with the hb lock held.
  */
@@ -588,7 +590,7 @@ lookup_pi_state(u32 uval, struct futex_hash_bucket *hb,
 }
 
 /**
- * futex_lock_pi_atomic() - atomic work required to acquire a pi aware futex
+ * futex_lock_pi_atomic() - Atomic work required to acquire a pi aware futex
  * @uaddr:		the pi futex user address
  * @hb:			the pi futex hash bucket
  * @key:		the futex key associated with uaddr and hb
@@ -915,8 +917,8 @@ retry:
 	hb1 = hash_futex(&key1);
 	hb2 = hash_futex(&key2);
 
-	double_lock_hb(hb1, hb2);
 retry_private:
+	double_lock_hb(hb1, hb2);
 	op_ret = futex_atomic_op_inuser(op, uaddr2);
 	if (unlikely(op_ret < 0)) {
 
@@ -1011,9 +1013,9 @@ void requeue_futex(struct futex_q *q, struct futex_hash_bucket *hb1,
 
 /**
  * requeue_pi_wake_futex() - Wake a task that acquired the lock during requeue
- * q:	the futex_q
- * key:	the key of the requeue target futex
- * hb:  the hash_bucket of the requeue target futex
+ * @q:		the futex_q
+ * @key:	the key of the requeue target futex
+ * @hb:		the hash_bucket of the requeue target futex
  *
  * During futex_requeue, with requeue_pi=1, it is possible to acquire the
  * target futex if it is uncontended or via a lock steal.  Set the futex_q key
@@ -1027,7 +1029,6 @@ static inline
 void requeue_pi_wake_futex(struct futex_q *q, union futex_key *key,
 			   struct futex_hash_bucket *hb)
 {
-	drop_futex_key_refs(&q->key);
 	get_futex_key_refs(key);
 	q->key = *key;
 
@@ -1225,6 +1226,7 @@ retry_private:
 		 */
 		if (ret == 1) {
 			WARN_ON(pi_state);
+			drop_count++;
 			task_count++;
 			ret = get_futex_value_locked(&curval2, uaddr2);
 			if (!ret)
@@ -1303,6 +1305,7 @@ retry_private:
 			if (ret == 1) {
 				/* We got the lock. */
 				requeue_pi_wake_futex(this, &key2, hb2);
+				drop_count++;
 				continue;
 			} else if (ret) {
 				/* -EDEADLK */
@@ -1350,6 +1353,25 @@ static inline struct futex_hash_bucket *queue_lock(struct futex_q *q)
 	return hb;
 }
 
+static inline void
+queue_unlock(struct futex_q *q, struct futex_hash_bucket *hb)
+{
+	spin_unlock(&hb->lock);
+	drop_futex_key_refs(&q->key);
+}
+
+/**
+ * queue_me() - Enqueue the futex_q on the futex_hash_bucket
+ * @q:	The futex_q to enqueue
+ * @hb:	The destination hash bucket
+ *
+ * The hb->lock must be held by the caller, and is released here. A call to
+ * queue_me() is typically paired with exactly one call to unqueue_me().  The
+ * exceptions involve the PI related operations, which may use unqueue_me_pi()
+ * or nothing if the unqueue is done as part of the wake process and the unqueue
+ * state is implicit in the state of woken task (see futex_wait_requeue_pi() for
+ * an example).
+ */
 static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb)
 {
 	int prio;
@@ -1373,19 +1395,17 @@ static inline void queue_me(struct futex_q *q, struct futex_hash_bucket *hb)
 	spin_unlock(&hb->lock);
 }
 
-static inline void
-queue_unlock(struct futex_q *q, struct futex_hash_bucket *hb)
-{
-	spin_unlock(&hb->lock);
-	drop_futex_key_refs(&q->key);
-}
-
-/*
- * queue_me and unqueue_me must be called as a pair, each
- * exactly once.  They are called with the hashed spinlock held.
+/**
+ * unqueue_me() - Remove the futex_q from its futex_hash_bucket
+ * @q:	The futex_q to unqueue
+ *
+ * The q->lock_ptr must not be held by the caller. A call to unqueue_me() must
+ * be paired with exactly one earlier call to queue_me().
+ *
+ * Returns:
+ *   1 - if the futex_q was still queued (and we removed unqueued it)
+ *   0 - if the futex_q was already removed by the waking thread
  */
-
-/* Return 1 if we were still queued (ie. 0 means we were woken) */
 static int unqueue_me(struct futex_q *q)
 {
 	spinlock_t *lock_ptr;
@@ -1638,17 +1658,14 @@ out:
 static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q,
 				struct hrtimer_sleeper *timeout)
 {
-	queue_me(q, hb);
-
 	/*
-	 * There might have been scheduling since the queue_me(), as we
-	 * cannot hold a spinlock across the get_user() in case it
-	 * faults, and we cannot just set TASK_INTERRUPTIBLE state when
-	 * queueing ourselves into the futex hash. This code thus has to
-	 * rely on the futex_wake() code removing us from hash when it
-	 * wakes us up.
+	 * The task state is guaranteed to be set before another task can
+	 * wake it. set_current_state() is implemented using set_mb() and
+	 * queue_me() calls spin_unlock() upon completion, both serializing
+	 * access to the hash list and forcing another memory barrier.
 	 */
 	set_current_state(TASK_INTERRUPTIBLE);
+	queue_me(q, hb);
 
 	/* Arm the timer */
 	if (timeout) {
@@ -1658,8 +1675,8 @@ static void futex_wait_queue_me(struct futex_hash_bucket *hb, struct futex_q *q,
 	}
 
 	/*
-	 * !plist_node_empty() is safe here without any lock.
-	 * q.lock_ptr != 0 is not safe, because of ordering against wakeup.
+	 * If we have been removed from the hash list, then another task
+	 * has tried to wake us, and we can skip the call to schedule().
 	 */
 	if (likely(!plist_node_empty(&q->list))) {
 		/*
@@ -1776,6 +1793,7 @@ static int futex_wait(u32 __user *uaddr, int fshared,
 					     current->timer_slack_ns);
 	}
 
+retry:
 	/* Prepare to wait on uaddr. */
 	ret = futex_wait_setup(uaddr, val, fshared, &q, &hb);
 	if (ret)
@@ -1793,9 +1811,14 @@ static int futex_wait(u32 __user *uaddr, int fshared,
 		goto out_put_key;
 
 	/*
-	 * We expect signal_pending(current), but another thread may
-	 * have handled it for us already.
+	 * We expect signal_pending(current), but we might be the
+	 * victim of a spurious wakeup as well.
 	 */
+	if (!signal_pending(current)) {
+		put_futex_key(fshared, &q.key);
+		goto retry;
+	}
+
 	ret = -ERESTARTSYS;
 	if (!abs_time)
 		goto out_put_key;
@@ -2102,11 +2125,12 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb,
 		 * Unqueue the futex_q and determine which it was.
 		 */
 		plist_del(&q->list, &q->list.plist);
-		drop_futex_key_refs(&q->key);
 
+		/* Handle spurious wakeups gracefully */
+		ret = -EWOULDBLOCK;
 		if (timeout && !timeout->task)
 			ret = -ETIMEDOUT;
-		else
+		else if (signal_pending(current))
 			ret = -ERESTARTNOINTR;
 	}
 	return ret;
@@ -2114,12 +2138,12 @@ int handle_early_requeue_pi_wakeup(struct futex_hash_bucket *hb,
 
 /**
  * futex_wait_requeue_pi() - Wait on uaddr and take uaddr2
- * @uaddr:	the futex we initialyl wait on (non-pi)
+ * @uaddr:	the futex we initially wait on (non-pi)
  * @fshared:	whether the futexes are shared (1) or not (0).  They must be
  * 		the same type, no requeueing from private to shared, etc.
  * @val:	the expected value of uaddr
  * @abs_time:	absolute timeout
- * @bitset:	32 bit wakeup bitset set by userspace, defaults to all.
+ * @bitset:	32 bit wakeup bitset set by userspace, defaults to all
  * @clockrt:	whether to use CLOCK_REALTIME (1) or CLOCK_MONOTONIC (0)
  * @uaddr2:	the pi futex we will take prior to returning to user-space
  *
@@ -2246,7 +2270,7 @@ static int futex_wait_requeue_pi(u32 __user *uaddr, int fshared,
 		res = fixup_owner(uaddr2, fshared, &q, !ret);
 		/*
 		 * If fixup_owner() returned an error, proprogate that.  If it
-		 * acquired the lock, clear our -ETIMEDOUT or -EINTR.
+		 * acquired the lock, clear -ETIMEDOUT or -EINTR.
 		 */
 		if (res)
 			ret = (res < 0) ? res : 0;
@@ -2302,9 +2326,9 @@ out:
  */
 
 /**
- * sys_set_robust_list - set the robust-futex list head of a task
- * @head: pointer to the list-head
- * @len: length of the list-head, as userspace expects
+ * sys_set_robust_list() - Set the robust-futex list head of a task
+ * @head:	pointer to the list-head
+ * @len:	length of the list-head, as userspace expects
  */
 SYSCALL_DEFINE2(set_robust_list, struct robust_list_head __user *, head,
 		size_t, len)
@@ -2323,10 +2347,10 @@ SYSCALL_DEFINE2(set_robust_list, struct robust_list_head __user *, head,
 }
 
 /**
- * sys_get_robust_list - get the robust-futex list head of a task
- * @pid: pid of the process [zero for current task]
- * @head_ptr: pointer to a list-head pointer, the kernel fills it in
- * @len_ptr: pointer to a length field, the kernel fills in the header size
+ * sys_get_robust_list() - Get the robust-futex list head of a task
+ * @pid:	pid of the process [zero for current task]
+ * @head_ptr:	pointer to a list-head pointer, the kernel fills it in
+ * @len_ptr:	pointer to a length field, the kernel fills in the header size
  */
 SYSCALL_DEFINE3(get_robust_list, int, pid,
 		struct robust_list_head __user * __user *, head_ptr,
diff --git a/kernel/gcov/Kconfig b/kernel/gcov/Kconfig
index 654efd09f6a9..70a298d6da71 100644
--- a/kernel/gcov/Kconfig
+++ b/kernel/gcov/Kconfig
@@ -34,7 +34,7 @@ config GCOV_KERNEL
 config GCOV_PROFILE_ALL
 	bool "Profile entire Kernel"
 	depends on GCOV_KERNEL
-	depends on S390 || X86 || (PPC && EXPERIMENTAL)
+	depends on S390 || X86 || (PPC && EXPERIMENTAL) || MICROBLAZE
 	default n
 	---help---
 	This options activates profiling for the entire kernel.
diff --git a/kernel/hrtimer.c b/kernel/hrtimer.c
index c03f221fee44..3e1c36e7998f 100644
--- a/kernel/hrtimer.c
+++ b/kernel/hrtimer.c
@@ -48,6 +48,8 @@
 
 #include <asm/uaccess.h>
 
+#include <trace/events/timer.h>
+
 /*
  * The timer bases:
  *
@@ -442,6 +444,26 @@ static inline void debug_hrtimer_activate(struct hrtimer *timer) { }
 static inline void debug_hrtimer_deactivate(struct hrtimer *timer) { }
 #endif
 
+static inline void
+debug_init(struct hrtimer *timer, clockid_t clockid,
+	   enum hrtimer_mode mode)
+{
+	debug_hrtimer_init(timer);
+	trace_hrtimer_init(timer, clockid, mode);
+}
+
+static inline void debug_activate(struct hrtimer *timer)
+{
+	debug_hrtimer_activate(timer);
+	trace_hrtimer_start(timer);
+}
+
+static inline void debug_deactivate(struct hrtimer *timer)
+{
+	debug_hrtimer_deactivate(timer);
+	trace_hrtimer_cancel(timer);
+}
+
 /* High resolution timer related functions */
 #ifdef CONFIG_HIGH_RES_TIMERS
 
@@ -487,13 +509,14 @@ static inline int hrtimer_hres_active(void)
  * next event
  * Called with interrupts disabled and base->lock held
  */
-static void hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base)
+static void
+hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base, int skip_equal)
 {
 	int i;
 	struct hrtimer_clock_base *base = cpu_base->clock_base;
-	ktime_t expires;
+	ktime_t expires, expires_next;
 
-	cpu_base->expires_next.tv64 = KTIME_MAX;
+	expires_next.tv64 = KTIME_MAX;
 
 	for (i = 0; i < HRTIMER_MAX_CLOCK_BASES; i++, base++) {
 		struct hrtimer *timer;
@@ -509,10 +532,15 @@ static void hrtimer_force_reprogram(struct hrtimer_cpu_base *cpu_base)
 		 */
 		if (expires.tv64 < 0)
 			expires.tv64 = 0;
-		if (expires.tv64 < cpu_base->expires_next.tv64)
-			cpu_base->expires_next = expires;
+		if (expires.tv64 < expires_next.tv64)
+			expires_next = expires;
 	}
 
+	if (skip_equal && expires_next.tv64 == cpu_base->expires_next.tv64)
+		return;
+
+	cpu_base->expires_next.tv64 = expires_next.tv64;
+
 	if (cpu_base->expires_next.tv64 != KTIME_MAX)
 		tick_program_event(cpu_base->expires_next, 1);
 }
@@ -595,7 +623,7 @@ static void retrigger_next_event(void *arg)
 	base->clock_base[CLOCK_REALTIME].offset =
 		timespec_to_ktime(realtime_offset);
 
-	hrtimer_force_reprogram(base);
+	hrtimer_force_reprogram(base, 0);
 	spin_unlock(&base->lock);
 }
 
@@ -698,8 +726,6 @@ static int hrtimer_switch_to_hres(void)
 	/* "Retrigger" the interrupt to get things going */
 	retrigger_next_event(NULL);
 	local_irq_restore(flags);
-	printk(KERN_DEBUG "Switched to high resolution mode on CPU %d\n",
-	       smp_processor_id());
 	return 1;
 }
 
@@ -708,7 +734,8 @@ static int hrtimer_switch_to_hres(void)
 static inline int hrtimer_hres_active(void) { return 0; }
 static inline int hrtimer_is_hres_enabled(void) { return 0; }
 static inline int hrtimer_switch_to_hres(void) { return 0; }
-static inline void hrtimer_force_reprogram(struct hrtimer_cpu_base *base) { }
+static inline void
+hrtimer_force_reprogram(struct hrtimer_cpu_base *base, int skip_equal) { }
 static inline int hrtimer_enqueue_reprogram(struct hrtimer *timer,
 					    struct hrtimer_clock_base *base,
 					    int wakeup)
@@ -798,7 +825,7 @@ static int enqueue_hrtimer(struct hrtimer *timer,
 	struct hrtimer *entry;
 	int leftmost = 1;
 
-	debug_hrtimer_activate(timer);
+	debug_activate(timer);
 
 	/*
 	 * Find the right place in the rbtree:
@@ -851,19 +878,29 @@ static void __remove_hrtimer(struct hrtimer *timer,
 			     struct hrtimer_clock_base *base,
 			     unsigned long newstate, int reprogram)
 {
-	if (timer->state & HRTIMER_STATE_ENQUEUED) {
-		/*
-		 * Remove the timer from the rbtree and replace the
-		 * first entry pointer if necessary.
-		 */
-		if (base->first == &timer->node) {
-			base->first = rb_next(&timer->node);
-			/* Reprogram the clock event device. if enabled */
-			if (reprogram && hrtimer_hres_active())
-				hrtimer_force_reprogram(base->cpu_base);
+	if (!(timer->state & HRTIMER_STATE_ENQUEUED))
+		goto out;
+
+	/*
+	 * Remove the timer from the rbtree and replace the first
+	 * entry pointer if necessary.
+	 */
+	if (base->first == &timer->node) {
+		base->first = rb_next(&timer->node);
+#ifdef CONFIG_HIGH_RES_TIMERS
+		/* Reprogram the clock event device. if enabled */
+		if (reprogram && hrtimer_hres_active()) {
+			ktime_t expires;
+
+			expires = ktime_sub(hrtimer_get_expires(timer),
+					    base->offset);
+			if (base->cpu_base->expires_next.tv64 == expires.tv64)
+				hrtimer_force_reprogram(base->cpu_base, 1);
 		}
-		rb_erase(&timer->node, &base->active);
+#endif
 	}
+	rb_erase(&timer->node, &base->active);
+out:
 	timer->state = newstate;
 }
 
@@ -884,7 +921,7 @@ remove_hrtimer(struct hrtimer *timer, struct hrtimer_clock_base *base)
 		 * reprogramming happens in the interrupt handler. This is a
 		 * rare case and less expensive than a smp call.
 		 */
-		debug_hrtimer_deactivate(timer);
+		debug_deactivate(timer);
 		timer_stats_hrtimer_clear_start_info(timer);
 		reprogram = base->cpu_base == &__get_cpu_var(hrtimer_bases);
 		__remove_hrtimer(timer, base, HRTIMER_STATE_INACTIVE,
@@ -1117,7 +1154,7 @@ static void __hrtimer_init(struct hrtimer *timer, clockid_t clock_id,
 void hrtimer_init(struct hrtimer *timer, clockid_t clock_id,
 		  enum hrtimer_mode mode)
 {
-	debug_hrtimer_init(timer);
+	debug_init(timer, clock_id, mode);
 	__hrtimer_init(timer, clock_id, mode);
 }
 EXPORT_SYMBOL_GPL(hrtimer_init);
@@ -1141,7 +1178,7 @@ int hrtimer_get_res(const clockid_t which_clock, struct timespec *tp)
 }
 EXPORT_SYMBOL_GPL(hrtimer_get_res);
 
-static void __run_hrtimer(struct hrtimer *timer)
+static void __run_hrtimer(struct hrtimer *timer, ktime_t *now)
 {
 	struct hrtimer_clock_base *base = timer->base;
 	struct hrtimer_cpu_base *cpu_base = base->cpu_base;
@@ -1150,7 +1187,7 @@ static void __run_hrtimer(struct hrtimer *timer)
 
 	WARN_ON(!irqs_disabled());
 
-	debug_hrtimer_deactivate(timer);
+	debug_deactivate(timer);
 	__remove_hrtimer(timer, base, HRTIMER_STATE_CALLBACK, 0);
 	timer_stats_account_hrtimer(timer);
 	fn = timer->function;
@@ -1161,7 +1198,9 @@ static void __run_hrtimer(struct hrtimer *timer)
 	 * the timer base.
 	 */
 	spin_unlock(&cpu_base->lock);
+	trace_hrtimer_expire_entry(timer, now);
 	restart = fn(timer);
+	trace_hrtimer_expire_exit(timer);
 	spin_lock(&cpu_base->lock);
 
 	/*
@@ -1272,7 +1311,7 @@ void hrtimer_interrupt(struct clock_event_device *dev)
 				break;
 			}
 
-			__run_hrtimer(timer);
+			__run_hrtimer(timer, &basenow);
 		}
 		base++;
 	}
@@ -1394,7 +1433,7 @@ void hrtimer_run_queues(void)
 					hrtimer_get_expires_tv64(timer))
 				break;
 
-			__run_hrtimer(timer);
+			__run_hrtimer(timer, &base->softirq_time);
 		}
 		spin_unlock(&cpu_base->lock);
 	}
@@ -1571,7 +1610,7 @@ static void migrate_hrtimer_list(struct hrtimer_clock_base *old_base,
 	while ((node = rb_first(&old_base->active))) {
 		timer = rb_entry(node, struct hrtimer, node);
 		BUG_ON(hrtimer_callback_running(timer));
-		debug_hrtimer_deactivate(timer);
+		debug_deactivate(timer);
 
 		/*
 		 * Mark it as STATE_MIGRATE not INACTIVE otherwise the
diff --git a/kernel/hung_task.c b/kernel/hung_task.c
index 022a4927b785..d4e841747400 100644
--- a/kernel/hung_task.c
+++ b/kernel/hung_task.c
@@ -171,12 +171,12 @@ static unsigned long timeout_jiffies(unsigned long timeout)
  * Process updating of timeout sysctl
  */
 int proc_dohung_task_timeout_secs(struct ctl_table *table, int write,
-				  struct file *filp, void __user *buffer,
+				  void __user *buffer,
 				  size_t *lenp, loff_t *ppos)
 {
 	int ret;
 
-	ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
 
 	if (ret || !write)
 		goto out;
diff --git a/kernel/irq/handle.c b/kernel/irq/handle.c
index a81cf80554db..17c71bb565c6 100644
--- a/kernel/irq/handle.c
+++ b/kernel/irq/handle.c
@@ -11,6 +11,7 @@
  */
 
 #include <linux/irq.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/module.h>
 #include <linux/random.h>
diff --git a/kernel/irq/spurious.c b/kernel/irq/spurious.c
index 114e704760fe..bd7273e6282e 100644
--- a/kernel/irq/spurious.c
+++ b/kernel/irq/spurious.c
@@ -121,7 +121,9 @@ static void poll_all_shared_irqs(void)
 		if (!(status & IRQ_SPURIOUS_DISABLED))
 			continue;
 
+		local_irq_disable();
 		try_one_irq(i, desc);
+		local_irq_enable();
 	}
 }
 
diff --git a/kernel/itimer.c b/kernel/itimer.c
index 58762f7077ec..b03451ede528 100644
--- a/kernel/itimer.c
+++ b/kernel/itimer.c
@@ -12,6 +12,7 @@
 #include <linux/time.h>
 #include <linux/posix-timers.h>
 #include <linux/hrtimer.h>
+#include <trace/events/timer.h>
 
 #include <asm/uaccess.h>
 
@@ -41,10 +42,43 @@ static struct timeval itimer_get_remtime(struct hrtimer *timer)
 	return ktime_to_timeval(rem);
 }
 
+static void get_cpu_itimer(struct task_struct *tsk, unsigned int clock_id,
+			   struct itimerval *const value)
+{
+	cputime_t cval, cinterval;
+	struct cpu_itimer *it = &tsk->signal->it[clock_id];
+
+	spin_lock_irq(&tsk->sighand->siglock);
+
+	cval = it->expires;
+	cinterval = it->incr;
+	if (!cputime_eq(cval, cputime_zero)) {
+		struct task_cputime cputime;
+		cputime_t t;
+
+		thread_group_cputimer(tsk, &cputime);
+		if (clock_id == CPUCLOCK_PROF)
+			t = cputime_add(cputime.utime, cputime.stime);
+		else
+			/* CPUCLOCK_VIRT */
+			t = cputime.utime;
+
+		if (cputime_le(cval, t))
+			/* about to fire */
+			cval = cputime_one_jiffy;
+		else
+			cval = cputime_sub(cval, t);
+	}
+
+	spin_unlock_irq(&tsk->sighand->siglock);
+
+	cputime_to_timeval(cval, &value->it_value);
+	cputime_to_timeval(cinterval, &value->it_interval);
+}
+
 int do_getitimer(int which, struct itimerval *value)
 {
 	struct task_struct *tsk = current;
-	cputime_t cinterval, cval;
 
 	switch (which) {
 	case ITIMER_REAL:
@@ -55,44 +89,10 @@ int do_getitimer(int which, struct itimerval *value)
 		spin_unlock_irq(&tsk->sighand->siglock);
 		break;
 	case ITIMER_VIRTUAL:
-		spin_lock_irq(&tsk->sighand->siglock);
-		cval = tsk->signal->it_virt_expires;
-		cinterval = tsk->signal->it_virt_incr;
-		if (!cputime_eq(cval, cputime_zero)) {
-			struct task_cputime cputime;
-			cputime_t utime;
-
-			thread_group_cputimer(tsk, &cputime);
-			utime = cputime.utime;
-			if (cputime_le(cval, utime)) { /* about to fire */
-				cval = jiffies_to_cputime(1);
-			} else {
-				cval = cputime_sub(cval, utime);
-			}
-		}
-		spin_unlock_irq(&tsk->sighand->siglock);
-		cputime_to_timeval(cval, &value->it_value);
-		cputime_to_timeval(cinterval, &value->it_interval);
+		get_cpu_itimer(tsk, CPUCLOCK_VIRT, value);
 		break;
 	case ITIMER_PROF:
-		spin_lock_irq(&tsk->sighand->siglock);
-		cval = tsk->signal->it_prof_expires;
-		cinterval = tsk->signal->it_prof_incr;
-		if (!cputime_eq(cval, cputime_zero)) {
-			struct task_cputime times;
-			cputime_t ptime;
-
-			thread_group_cputimer(tsk, &times);
-			ptime = cputime_add(times.utime, times.stime);
-			if (cputime_le(cval, ptime)) { /* about to fire */
-				cval = jiffies_to_cputime(1);
-			} else {
-				cval = cputime_sub(cval, ptime);
-			}
-		}
-		spin_unlock_irq(&tsk->sighand->siglock);
-		cputime_to_timeval(cval, &value->it_value);
-		cputime_to_timeval(cinterval, &value->it_interval);
+		get_cpu_itimer(tsk, CPUCLOCK_PROF, value);
 		break;
 	default:
 		return(-EINVAL);
@@ -123,11 +123,62 @@ enum hrtimer_restart it_real_fn(struct hrtimer *timer)
 	struct signal_struct *sig =
 		container_of(timer, struct signal_struct, real_timer);
 
+	trace_itimer_expire(ITIMER_REAL, sig->leader_pid, 0);
 	kill_pid_info(SIGALRM, SEND_SIG_PRIV, sig->leader_pid);
 
 	return HRTIMER_NORESTART;
 }
 
+static inline u32 cputime_sub_ns(cputime_t ct, s64 real_ns)
+{
+	struct timespec ts;
+	s64 cpu_ns;
+
+	cputime_to_timespec(ct, &ts);
+	cpu_ns = timespec_to_ns(&ts);
+
+	return (cpu_ns <= real_ns) ? 0 : cpu_ns - real_ns;
+}
+
+static void set_cpu_itimer(struct task_struct *tsk, unsigned int clock_id,
+			   const struct itimerval *const value,
+			   struct itimerval *const ovalue)
+{
+	cputime_t cval, nval, cinterval, ninterval;
+	s64 ns_ninterval, ns_nval;
+	struct cpu_itimer *it = &tsk->signal->it[clock_id];
+
+	nval = timeval_to_cputime(&value->it_value);
+	ns_nval = timeval_to_ns(&value->it_value);
+	ninterval = timeval_to_cputime(&value->it_interval);
+	ns_ninterval = timeval_to_ns(&value->it_interval);
+
+	it->incr_error = cputime_sub_ns(ninterval, ns_ninterval);
+	it->error = cputime_sub_ns(nval, ns_nval);
+
+	spin_lock_irq(&tsk->sighand->siglock);
+
+	cval = it->expires;
+	cinterval = it->incr;
+	if (!cputime_eq(cval, cputime_zero) ||
+	    !cputime_eq(nval, cputime_zero)) {
+		if (cputime_gt(nval, cputime_zero))
+			nval = cputime_add(nval, cputime_one_jiffy);
+		set_process_cpu_timer(tsk, clock_id, &nval, &cval);
+	}
+	it->expires = nval;
+	it->incr = ninterval;
+	trace_itimer_state(clock_id == CPUCLOCK_VIRT ?
+			   ITIMER_VIRTUAL : ITIMER_PROF, value, nval);
+
+	spin_unlock_irq(&tsk->sighand->siglock);
+
+	if (ovalue) {
+		cputime_to_timeval(cval, &ovalue->it_value);
+		cputime_to_timeval(cinterval, &ovalue->it_interval);
+	}
+}
+
 /*
  * Returns true if the timeval is in canonical form
  */
@@ -139,7 +190,6 @@ int do_setitimer(int which, struct itimerval *value, struct itimerval *ovalue)
 	struct task_struct *tsk = current;
 	struct hrtimer *timer;
 	ktime_t expires;
-	cputime_t cval, cinterval, nval, ninterval;
 
 	/*
 	 * Validate the timevals in value.
@@ -171,51 +221,14 @@ again:
 		} else
 			tsk->signal->it_real_incr.tv64 = 0;
 
+		trace_itimer_state(ITIMER_REAL, value, 0);
 		spin_unlock_irq(&tsk->sighand->siglock);
 		break;
 	case ITIMER_VIRTUAL:
-		nval = timeval_to_cputime(&value->it_value);
-		ninterval = timeval_to_cputime(&value->it_interval);
-		spin_lock_irq(&tsk->sighand->siglock);
-		cval = tsk->signal->it_virt_expires;
-		cinterval = tsk->signal->it_virt_incr;
-		if (!cputime_eq(cval, cputime_zero) ||
-		    !cputime_eq(nval, cputime_zero)) {
-			if (cputime_gt(nval, cputime_zero))
-				nval = cputime_add(nval,
-						   jiffies_to_cputime(1));
-			set_process_cpu_timer(tsk, CPUCLOCK_VIRT,
-					      &nval, &cval);
-		}
-		tsk->signal->it_virt_expires = nval;
-		tsk->signal->it_virt_incr = ninterval;
-		spin_unlock_irq(&tsk->sighand->siglock);
-		if (ovalue) {
-			cputime_to_timeval(cval, &ovalue->it_value);
-			cputime_to_timeval(cinterval, &ovalue->it_interval);
-		}
+		set_cpu_itimer(tsk, CPUCLOCK_VIRT, value, ovalue);
 		break;
 	case ITIMER_PROF:
-		nval = timeval_to_cputime(&value->it_value);
-		ninterval = timeval_to_cputime(&value->it_interval);
-		spin_lock_irq(&tsk->sighand->siglock);
-		cval = tsk->signal->it_prof_expires;
-		cinterval = tsk->signal->it_prof_incr;
-		if (!cputime_eq(cval, cputime_zero) ||
-		    !cputime_eq(nval, cputime_zero)) {
-			if (cputime_gt(nval, cputime_zero))
-				nval = cputime_add(nval,
-						   jiffies_to_cputime(1));
-			set_process_cpu_timer(tsk, CPUCLOCK_PROF,
-					      &nval, &cval);
-		}
-		tsk->signal->it_prof_expires = nval;
-		tsk->signal->it_prof_incr = ninterval;
-		spin_unlock_irq(&tsk->sighand->siglock);
-		if (ovalue) {
-			cputime_to_timeval(cval, &ovalue->it_value);
-			cputime_to_timeval(cinterval, &ovalue->it_interval);
-		}
+		set_cpu_itimer(tsk, CPUCLOCK_PROF, value, ovalue);
 		break;
 	default:
 		return -EINVAL;
diff --git a/kernel/kallsyms.c b/kernel/kallsyms.c
index 3a29dbe7898e..8b6b8b697c68 100644
--- a/kernel/kallsyms.c
+++ b/kernel/kallsyms.c
@@ -59,7 +59,8 @@ static inline int is_kernel_inittext(unsigned long addr)
 
 static inline int is_kernel_text(unsigned long addr)
 {
-	if (addr >= (unsigned long)_stext && addr <= (unsigned long)_etext)
+	if ((addr >= (unsigned long)_stext && addr <= (unsigned long)_etext) ||
+	    arch_is_kernel_text(addr))
 		return 1;
 	return in_gate_area_no_task(addr);
 }
diff --git a/kernel/kfifo.c b/kernel/kfifo.c
index 26539e3228e5..3765ff3c1bbe 100644
--- a/kernel/kfifo.c
+++ b/kernel/kfifo.c
@@ -117,7 +117,7 @@ EXPORT_SYMBOL(kfifo_free);
  * writer, you don't need extra locking to use these functions.
  */
 unsigned int __kfifo_put(struct kfifo *fifo,
-			 unsigned char *buffer, unsigned int len)
+			const unsigned char *buffer, unsigned int len)
 {
 	unsigned int l;
 
diff --git a/kernel/kprobes.c b/kernel/kprobes.c
index ef177d653b2c..5240d75f4c60 100644
--- a/kernel/kprobes.c
+++ b/kernel/kprobes.c
@@ -1321,7 +1321,7 @@ static int __kprobes show_kprobe_addr(struct seq_file *pi, void *v)
 	return 0;
 }
 
-static struct seq_operations kprobes_seq_ops = {
+static const struct seq_operations kprobes_seq_ops = {
 	.start = kprobe_seq_start,
 	.next  = kprobe_seq_next,
 	.stop  = kprobe_seq_stop,
@@ -1333,7 +1333,7 @@ static int __kprobes kprobes_open(struct inode *inode, struct file *filp)
 	return seq_open(filp, &kprobes_seq_ops);
 }
 
-static struct file_operations debugfs_kprobes_operations = {
+static const struct file_operations debugfs_kprobes_operations = {
 	.open           = kprobes_open,
 	.read           = seq_read,
 	.llseek         = seq_lseek,
@@ -1515,7 +1515,7 @@ static ssize_t write_enabled_file_bool(struct file *file,
 	return count;
 }
 
-static struct file_operations fops_kp = {
+static const struct file_operations fops_kp = {
 	.read =         read_enabled_file_bool,
 	.write =        write_enabled_file_bool,
 };
diff --git a/kernel/kthread.c b/kernel/kthread.c
index 5fe709982caa..ab7ae57773e1 100644
--- a/kernel/kthread.c
+++ b/kernel/kthread.c
@@ -150,29 +150,6 @@ struct task_struct *kthread_create(int (*threadfn)(void *data),
 EXPORT_SYMBOL(kthread_create);
 
 /**
- * kthread_bind - bind a just-created kthread to a cpu.
- * @k: thread created by kthread_create().
- * @cpu: cpu (might not be online, must be possible) for @k to run on.
- *
- * Description: This function is equivalent to set_cpus_allowed(),
- * except that @cpu doesn't need to be online, and the thread must be
- * stopped (i.e., just returned from kthread_create()).
- */
-void kthread_bind(struct task_struct *k, unsigned int cpu)
-{
-	/* Must have done schedule() in kthread() before we set_task_cpu */
-	if (!wait_task_inactive(k, TASK_UNINTERRUPTIBLE)) {
-		WARN_ON(1);
-		return;
-	}
-	set_task_cpu(k, cpu);
-	k->cpus_allowed = cpumask_of_cpu(cpu);
-	k->rt.nr_cpus_allowed = 1;
-	k->flags |= PF_THREAD_BOUND;
-}
-EXPORT_SYMBOL(kthread_bind);
-
-/**
  * kthread_stop - stop a thread created by kthread_create().
  * @k: thread created by kthread_create().
  *
diff --git a/kernel/lockdep.c b/kernel/lockdep.c
index f74d2d7aa605..9af56723c096 100644
--- a/kernel/lockdep.c
+++ b/kernel/lockdep.c
@@ -142,6 +142,11 @@ static inline struct lock_class *hlock_class(struct held_lock *hlock)
 #ifdef CONFIG_LOCK_STAT
 static DEFINE_PER_CPU(struct lock_class_stats[MAX_LOCKDEP_KEYS], lock_stats);
 
+static inline u64 lockstat_clock(void)
+{
+	return cpu_clock(smp_processor_id());
+}
+
 static int lock_point(unsigned long points[], unsigned long ip)
 {
 	int i;
@@ -158,7 +163,7 @@ static int lock_point(unsigned long points[], unsigned long ip)
 	return i;
 }
 
-static void lock_time_inc(struct lock_time *lt, s64 time)
+static void lock_time_inc(struct lock_time *lt, u64 time)
 {
 	if (time > lt->max)
 		lt->max = time;
@@ -234,12 +239,12 @@ static void put_lock_stats(struct lock_class_stats *stats)
 static void lock_release_holdtime(struct held_lock *hlock)
 {
 	struct lock_class_stats *stats;
-	s64 holdtime;
+	u64 holdtime;
 
 	if (!lock_stat)
 		return;
 
-	holdtime = sched_clock() - hlock->holdtime_stamp;
+	holdtime = lockstat_clock() - hlock->holdtime_stamp;
 
 	stats = get_lock_stats(hlock_class(hlock));
 	if (hlock->read)
@@ -578,6 +583,9 @@ static int static_obj(void *obj)
 	if ((addr >= start) && (addr < end))
 		return 1;
 
+	if (arch_is_kernel_data(addr))
+		return 1;
+
 #ifdef CONFIG_SMP
 	/*
 	 * percpu var?
@@ -2789,7 +2797,7 @@ static int __lock_acquire(struct lockdep_map *lock, unsigned int subclass,
 	hlock->references = references;
 #ifdef CONFIG_LOCK_STAT
 	hlock->waittime_stamp = 0;
-	hlock->holdtime_stamp = sched_clock();
+	hlock->holdtime_stamp = lockstat_clock();
 #endif
 
 	if (check == 2 && !mark_irqflags(curr, hlock))
@@ -3319,7 +3327,7 @@ found_it:
 	if (hlock->instance != lock)
 		return;
 
-	hlock->waittime_stamp = sched_clock();
+	hlock->waittime_stamp = lockstat_clock();
 
 	contention_point = lock_point(hlock_class(hlock)->contention_point, ip);
 	contending_point = lock_point(hlock_class(hlock)->contending_point,
@@ -3342,8 +3350,7 @@ __lock_acquired(struct lockdep_map *lock, unsigned long ip)
 	struct held_lock *hlock, *prev_hlock;
 	struct lock_class_stats *stats;
 	unsigned int depth;
-	u64 now;
-	s64 waittime = 0;
+	u64 now, waittime = 0;
 	int i, cpu;
 
 	depth = curr->lockdep_depth;
@@ -3371,7 +3378,7 @@ found_it:
 
 	cpu = smp_processor_id();
 	if (hlock->waittime_stamp) {
-		now = sched_clock();
+		now = lockstat_clock();
 		waittime = now - hlock->waittime_stamp;
 		hlock->holdtime_stamp = now;
 	}
diff --git a/kernel/lockdep_proc.c b/kernel/lockdep_proc.c
index d4b3dbc79fdb..d4aba4f3584c 100644
--- a/kernel/lockdep_proc.c
+++ b/kernel/lockdep_proc.c
@@ -594,7 +594,7 @@ static int ls_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations lockstat_ops = {
+static const struct seq_operations lockstat_ops = {
 	.start	= ls_start,
 	.next	= ls_next,
 	.stop	= ls_stop,
diff --git a/kernel/marker.c b/kernel/marker.c
deleted file mode 100644
index ea54f2647868..000000000000
--- a/kernel/marker.c
+++ /dev/null
@@ -1,930 +0,0 @@
-/*
- * Copyright (C) 2007 Mathieu Desnoyers
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2 of the License, or
- * (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
- */
-#include <linux/module.h>
-#include <linux/mutex.h>
-#include <linux/types.h>
-#include <linux/jhash.h>
-#include <linux/list.h>
-#include <linux/rcupdate.h>
-#include <linux/marker.h>
-#include <linux/err.h>
-#include <linux/slab.h>
-
-extern struct marker __start___markers[];
-extern struct marker __stop___markers[];
-
-/* Set to 1 to enable marker debug output */
-static const int marker_debug;
-
-/*
- * markers_mutex nests inside module_mutex. Markers mutex protects the builtin
- * and module markers and the hash table.
- */
-static DEFINE_MUTEX(markers_mutex);
-
-/*
- * Marker hash table, containing the active markers.
- * Protected by module_mutex.
- */
-#define MARKER_HASH_BITS 6
-#define MARKER_TABLE_SIZE (1 << MARKER_HASH_BITS)
-static struct hlist_head marker_table[MARKER_TABLE_SIZE];
-
-/*
- * Note about RCU :
- * It is used to make sure every handler has finished using its private data
- * between two consecutive operation (add or remove) on a given marker.  It is
- * also used to delay the free of multiple probes array until a quiescent state
- * is reached.
- * marker entries modifications are protected by the markers_mutex.
- */
-struct marker_entry {
-	struct hlist_node hlist;
-	char *format;
-			/* Probe wrapper */
-	void (*call)(const struct marker *mdata, void *call_private, ...);
-	struct marker_probe_closure single;
-	struct marker_probe_closure *multi;
-	int refcount;	/* Number of times armed. 0 if disarmed. */
-	struct rcu_head rcu;
-	void *oldptr;
-	int rcu_pending;
-	unsigned char ptype:1;
-	unsigned char format_allocated:1;
-	char name[0];	/* Contains name'\0'format'\0' */
-};
-
-/**
- * __mark_empty_function - Empty probe callback
- * @probe_private: probe private data
- * @call_private: call site private data
- * @fmt: format string
- * @...: variable argument list
- *
- * Empty callback provided as a probe to the markers. By providing this to a
- * disabled marker, we make sure the  execution flow is always valid even
- * though the function pointer change and the marker enabling are two distinct
- * operations that modifies the execution flow of preemptible code.
- */
-notrace void __mark_empty_function(void *probe_private, void *call_private,
-	const char *fmt, va_list *args)
-{
-}
-EXPORT_SYMBOL_GPL(__mark_empty_function);
-
-/*
- * marker_probe_cb Callback that prepares the variable argument list for probes.
- * @mdata: pointer of type struct marker
- * @call_private: caller site private data
- * @...:  Variable argument list.
- *
- * Since we do not use "typical" pointer based RCU in the 1 argument case, we
- * need to put a full smp_rmb() in this branch. This is why we do not use
- * rcu_dereference() for the pointer read.
- */
-notrace void marker_probe_cb(const struct marker *mdata,
-		void *call_private, ...)
-{
-	va_list args;
-	char ptype;
-
-	/*
-	 * rcu_read_lock_sched does two things : disabling preemption to make
-	 * sure the teardown of the callbacks can be done correctly when they
-	 * are in modules and they insure RCU read coherency.
-	 */
-	rcu_read_lock_sched_notrace();
-	ptype = mdata->ptype;
-	if (likely(!ptype)) {
-		marker_probe_func *func;
-		/* Must read the ptype before ptr. They are not data dependant,
-		 * so we put an explicit smp_rmb() here. */
-		smp_rmb();
-		func = mdata->single.func;
-		/* Must read the ptr before private data. They are not data
-		 * dependant, so we put an explicit smp_rmb() here. */
-		smp_rmb();
-		va_start(args, call_private);
-		func(mdata->single.probe_private, call_private, mdata->format,
-			&args);
-		va_end(args);
-	} else {
-		struct marker_probe_closure *multi;
-		int i;
-		/*
-		 * Read mdata->ptype before mdata->multi.
-		 */
-		smp_rmb();
-		multi = mdata->multi;
-		/*
-		 * multi points to an array, therefore accessing the array
-		 * depends on reading multi. However, even in this case,
-		 * we must insure that the pointer is read _before_ the array
-		 * data. Same as rcu_dereference, but we need a full smp_rmb()
-		 * in the fast path, so put the explicit barrier here.
-		 */
-		smp_read_barrier_depends();
-		for (i = 0; multi[i].func; i++) {
-			va_start(args, call_private);
-			multi[i].func(multi[i].probe_private, call_private,
-				mdata->format, &args);
-			va_end(args);
-		}
-	}
-	rcu_read_unlock_sched_notrace();
-}
-EXPORT_SYMBOL_GPL(marker_probe_cb);
-
-/*
- * marker_probe_cb Callback that does not prepare the variable argument list.
- * @mdata: pointer of type struct marker
- * @call_private: caller site private data
- * @...:  Variable argument list.
- *
- * Should be connected to markers "MARK_NOARGS".
- */
-static notrace void marker_probe_cb_noarg(const struct marker *mdata,
-		void *call_private, ...)
-{
-	va_list args;	/* not initialized */
-	char ptype;
-
-	rcu_read_lock_sched_notrace();
-	ptype = mdata->ptype;
-	if (likely(!ptype)) {
-		marker_probe_func *func;
-		/* Must read the ptype before ptr. They are not data dependant,
-		 * so we put an explicit smp_rmb() here. */
-		smp_rmb();
-		func = mdata->single.func;
-		/* Must read the ptr before private data. They are not data
-		 * dependant, so we put an explicit smp_rmb() here. */
-		smp_rmb();
-		func(mdata->single.probe_private, call_private, mdata->format,
-			&args);
-	} else {
-		struct marker_probe_closure *multi;
-		int i;
-		/*
-		 * Read mdata->ptype before mdata->multi.
-		 */
-		smp_rmb();
-		multi = mdata->multi;
-		/*
-		 * multi points to an array, therefore accessing the array
-		 * depends on reading multi. However, even in this case,
-		 * we must insure that the pointer is read _before_ the array
-		 * data. Same as rcu_dereference, but we need a full smp_rmb()
-		 * in the fast path, so put the explicit barrier here.
-		 */
-		smp_read_barrier_depends();
-		for (i = 0; multi[i].func; i++)
-			multi[i].func(multi[i].probe_private, call_private,
-				mdata->format, &args);
-	}
-	rcu_read_unlock_sched_notrace();
-}
-
-static void free_old_closure(struct rcu_head *head)
-{
-	struct marker_entry *entry = container_of(head,
-		struct marker_entry, rcu);
-	kfree(entry->oldptr);
-	/* Make sure we free the data before setting the pending flag to 0 */
-	smp_wmb();
-	entry->rcu_pending = 0;
-}
-
-static void debug_print_probes(struct marker_entry *entry)
-{
-	int i;
-
-	if (!marker_debug)
-		return;
-
-	if (!entry->ptype) {
-		printk(KERN_DEBUG "Single probe : %p %p\n",
-			entry->single.func,
-			entry->single.probe_private);
-	} else {
-		for (i = 0; entry->multi[i].func; i++)
-			printk(KERN_DEBUG "Multi probe %d : %p %p\n", i,
-				entry->multi[i].func,
-				entry->multi[i].probe_private);
-	}
-}
-
-static struct marker_probe_closure *
-marker_entry_add_probe(struct marker_entry *entry,
-		marker_probe_func *probe, void *probe_private)
-{
-	int nr_probes = 0;
-	struct marker_probe_closure *old, *new;
-
-	WARN_ON(!probe);
-
-	debug_print_probes(entry);
-	old = entry->multi;
-	if (!entry->ptype) {
-		if (entry->single.func == probe &&
-				entry->single.probe_private == probe_private)
-			return ERR_PTR(-EBUSY);
-		if (entry->single.func == __mark_empty_function) {
-			/* 0 -> 1 probes */
-			entry->single.func = probe;
-			entry->single.probe_private = probe_private;
-			entry->refcount = 1;
-			entry->ptype = 0;
-			debug_print_probes(entry);
-			return NULL;
-		} else {
-			/* 1 -> 2 probes */
-			nr_probes = 1;
-			old = NULL;
-		}
-	} else {
-		/* (N -> N+1), (N != 0, 1) probes */
-		for (nr_probes = 0; old[nr_probes].func; nr_probes++)
-			if (old[nr_probes].func == probe
-					&& old[nr_probes].probe_private
-						== probe_private)
-				return ERR_PTR(-EBUSY);
-	}
-	/* + 2 : one for new probe, one for NULL func */
-	new = kzalloc((nr_probes + 2) * sizeof(struct marker_probe_closure),
-			GFP_KERNEL);
-	if (new == NULL)
-		return ERR_PTR(-ENOMEM);
-	if (!old)
-		new[0] = entry->single;
-	else
-		memcpy(new, old,
-			nr_probes * sizeof(struct marker_probe_closure));
-	new[nr_probes].func = probe;
-	new[nr_probes].probe_private = probe_private;
-	entry->refcount = nr_probes + 1;
-	entry->multi = new;
-	entry->ptype = 1;
-	debug_print_probes(entry);
-	return old;
-}
-
-static struct marker_probe_closure *
-marker_entry_remove_probe(struct marker_entry *entry,
-		marker_probe_func *probe, void *probe_private)
-{
-	int nr_probes = 0, nr_del = 0, i;
-	struct marker_probe_closure *old, *new;
-
-	old = entry->multi;
-
-	debug_print_probes(entry);
-	if (!entry->ptype) {
-		/* 0 -> N is an error */
-		WARN_ON(entry->single.func == __mark_empty_function);
-		/* 1 -> 0 probes */
-		WARN_ON(probe && entry->single.func != probe);
-		WARN_ON(entry->single.probe_private != probe_private);
-		entry->single.func = __mark_empty_function;
-		entry->refcount = 0;
-		entry->ptype = 0;
-		debug_print_probes(entry);
-		return NULL;
-	} else {
-		/* (N -> M), (N > 1, M >= 0) probes */
-		for (nr_probes = 0; old[nr_probes].func; nr_probes++) {
-			if ((!probe || old[nr_probes].func == probe)
-					&& old[nr_probes].probe_private
-						== probe_private)
-				nr_del++;
-		}
-	}
-
-	if (nr_probes - nr_del == 0) {
-		/* N -> 0, (N > 1) */
-		entry->single.func = __mark_empty_function;
-		entry->refcount = 0;
-		entry->ptype = 0;
-	} else if (nr_probes - nr_del == 1) {
-		/* N -> 1, (N > 1) */
-		for (i = 0; old[i].func; i++)
-			if ((probe && old[i].func != probe) ||
-					old[i].probe_private != probe_private)
-				entry->single = old[i];
-		entry->refcount = 1;
-		entry->ptype = 0;
-	} else {
-		int j = 0;
-		/* N -> M, (N > 1, M > 1) */
-		/* + 1 for NULL */
-		new = kzalloc((nr_probes - nr_del + 1)
-			* sizeof(struct marker_probe_closure), GFP_KERNEL);
-		if (new == NULL)
-			return ERR_PTR(-ENOMEM);
-		for (i = 0; old[i].func; i++)
-			if ((probe && old[i].func != probe) ||
-					old[i].probe_private != probe_private)
-				new[j++] = old[i];
-		entry->refcount = nr_probes - nr_del;
-		entry->ptype = 1;
-		entry->multi = new;
-	}
-	debug_print_probes(entry);
-	return old;
-}
-
-/*
- * Get marker if the marker is present in the marker hash table.
- * Must be called with markers_mutex held.
- * Returns NULL if not present.
- */
-static struct marker_entry *get_marker(const char *name)
-{
-	struct hlist_head *head;
-	struct hlist_node *node;
-	struct marker_entry *e;
-	u32 hash = jhash(name, strlen(name), 0);
-
-	head = &marker_table[hash & ((1 << MARKER_HASH_BITS)-1)];
-	hlist_for_each_entry(e, node, head, hlist) {
-		if (!strcmp(name, e->name))
-			return e;
-	}
-	return NULL;
-}
-
-/*
- * Add the marker to the marker hash table. Must be called with markers_mutex
- * held.
- */
-static struct marker_entry *add_marker(const char *name, const char *format)
-{
-	struct hlist_head *head;
-	struct hlist_node *node;
-	struct marker_entry *e;
-	size_t name_len = strlen(name) + 1;
-	size_t format_len = 0;
-	u32 hash = jhash(name, name_len-1, 0);
-
-	if (format)
-		format_len = strlen(format) + 1;
-	head = &marker_table[hash & ((1 << MARKER_HASH_BITS)-1)];
-	hlist_for_each_entry(e, node, head, hlist) {
-		if (!strcmp(name, e->name)) {
-			printk(KERN_NOTICE
-				"Marker %s busy\n", name);
-			return ERR_PTR(-EBUSY);	/* Already there */
-		}
-	}
-	/*
-	 * Using kmalloc here to allocate a variable length element. Could
-	 * cause some memory fragmentation if overused.
-	 */
-	e = kmalloc(sizeof(struct marker_entry) + name_len + format_len,
-			GFP_KERNEL);
-	if (!e)
-		return ERR_PTR(-ENOMEM);
-	memcpy(&e->name[0], name, name_len);
-	if (format) {
-		e->format = &e->name[name_len];
-		memcpy(e->format, format, format_len);
-		if (strcmp(e->format, MARK_NOARGS) == 0)
-			e->call = marker_probe_cb_noarg;
-		else
-			e->call = marker_probe_cb;
-		trace_mark(core_marker_format, "name %s format %s",
-				e->name, e->format);
-	} else {
-		e->format = NULL;
-		e->call = marker_probe_cb;
-	}
-	e->single.func = __mark_empty_function;
-	e->single.probe_private = NULL;
-	e->multi = NULL;
-	e->ptype = 0;
-	e->format_allocated = 0;
-	e->refcount = 0;
-	e->rcu_pending = 0;
-	hlist_add_head(&e->hlist, head);
-	return e;
-}
-
-/*
- * Remove the marker from the marker hash table. Must be called with mutex_lock
- * held.
- */
-static int remove_marker(const char *name)
-{
-	struct hlist_head *head;
-	struct hlist_node *node;
-	struct marker_entry *e;
-	int found = 0;
-	size_t len = strlen(name) + 1;
-	u32 hash = jhash(name, len-1, 0);
-
-	head = &marker_table[hash & ((1 << MARKER_HASH_BITS)-1)];
-	hlist_for_each_entry(e, node, head, hlist) {
-		if (!strcmp(name, e->name)) {
-			found = 1;
-			break;
-		}
-	}
-	if (!found)
-		return -ENOENT;
-	if (e->single.func != __mark_empty_function)
-		return -EBUSY;
-	hlist_del(&e->hlist);
-	if (e->format_allocated)
-		kfree(e->format);
-	/* Make sure the call_rcu has been executed */
-	if (e->rcu_pending)
-		rcu_barrier_sched();
-	kfree(e);
-	return 0;
-}
-
-/*
- * Set the mark_entry format to the format found in the element.
- */
-static int marker_set_format(struct marker_entry *entry, const char *format)
-{
-	entry->format = kstrdup(format, GFP_KERNEL);
-	if (!entry->format)
-		return -ENOMEM;
-	entry->format_allocated = 1;
-
-	trace_mark(core_marker_format, "name %s format %s",
-			entry->name, entry->format);
-	return 0;
-}
-
-/*
- * Sets the probe callback corresponding to one marker.
- */
-static int set_marker(struct marker_entry *entry, struct marker *elem,
-		int active)
-{
-	int ret = 0;
-	WARN_ON(strcmp(entry->name, elem->name) != 0);
-
-	if (entry->format) {
-		if (strcmp(entry->format, elem->format) != 0) {
-			printk(KERN_NOTICE
-				"Format mismatch for probe %s "
-				"(%s), marker (%s)\n",
-				entry->name,
-				entry->format,
-				elem->format);
-			return -EPERM;
-		}
-	} else {
-		ret = marker_set_format(entry, elem->format);
-		if (ret)
-			return ret;
-	}
-
-	/*
-	 * probe_cb setup (statically known) is done here. It is
-	 * asynchronous with the rest of execution, therefore we only
-	 * pass from a "safe" callback (with argument) to an "unsafe"
-	 * callback (does not set arguments).
-	 */
-	elem->call = entry->call;
-	/*
-	 * Sanity check :
-	 * We only update the single probe private data when the ptr is
-	 * set to a _non_ single probe! (0 -> 1 and N -> 1, N != 1)
-	 */
-	WARN_ON(elem->single.func != __mark_empty_function
-		&& elem->single.probe_private != entry->single.probe_private
-		&& !elem->ptype);
-	elem->single.probe_private = entry->single.probe_private;
-	/*
-	 * Make sure the private data is valid when we update the
-	 * single probe ptr.
-	 */
-	smp_wmb();
-	elem->single.func = entry->single.func;
-	/*
-	 * We also make sure that the new probe callbacks array is consistent
-	 * before setting a pointer to it.
-	 */
-	rcu_assign_pointer(elem->multi, entry->multi);
-	/*
-	 * Update the function or multi probe array pointer before setting the
-	 * ptype.
-	 */
-	smp_wmb();
-	elem->ptype = entry->ptype;
-
-	if (elem->tp_name && (active ^ elem->state)) {
-		WARN_ON(!elem->tp_cb);
-		/*
-		 * It is ok to directly call the probe registration because type
-		 * checking has been done in the __trace_mark_tp() macro.
-		 */
-
-		if (active) {
-			/*
-			 * try_module_get should always succeed because we hold
-			 * lock_module() to get the tp_cb address.
-			 */
-			ret = try_module_get(__module_text_address(
-				(unsigned long)elem->tp_cb));
-			BUG_ON(!ret);
-			ret = tracepoint_probe_register_noupdate(
-				elem->tp_name,
-				elem->tp_cb);
-		} else {
-			ret = tracepoint_probe_unregister_noupdate(
-				elem->tp_name,
-				elem->tp_cb);
-			/*
-			 * tracepoint_probe_update_all() must be called
-			 * before the module containing tp_cb is unloaded.
-			 */
-			module_put(__module_text_address(
-				(unsigned long)elem->tp_cb));
-		}
-	}
-	elem->state = active;
-
-	return ret;
-}
-
-/*
- * Disable a marker and its probe callback.
- * Note: only waiting an RCU period after setting elem->call to the empty
- * function insures that the original callback is not used anymore. This insured
- * by rcu_read_lock_sched around the call site.
- */
-static void disable_marker(struct marker *elem)
-{
-	int ret;
-
-	/* leave "call" as is. It is known statically. */
-	if (elem->tp_name && elem->state) {
-		WARN_ON(!elem->tp_cb);
-		/*
-		 * It is ok to directly call the probe registration because type
-		 * checking has been done in the __trace_mark_tp() macro.
-		 */
-		ret = tracepoint_probe_unregister_noupdate(elem->tp_name,
-			elem->tp_cb);
-		WARN_ON(ret);
-		/*
-		 * tracepoint_probe_update_all() must be called
-		 * before the module containing tp_cb is unloaded.
-		 */
-		module_put(__module_text_address((unsigned long)elem->tp_cb));
-	}
-	elem->state = 0;
-	elem->single.func = __mark_empty_function;
-	/* Update the function before setting the ptype */
-	smp_wmb();
-	elem->ptype = 0;	/* single probe */
-	/*
-	 * Leave the private data and id there, because removal is racy and
-	 * should be done only after an RCU period. These are never used until
-	 * the next initialization anyway.
-	 */
-}
-
-/**
- * marker_update_probe_range - Update a probe range
- * @begin: beginning of the range
- * @end: end of the range
- *
- * Updates the probe callback corresponding to a range of markers.
- */
-void marker_update_probe_range(struct marker *begin,
-	struct marker *end)
-{
-	struct marker *iter;
-	struct marker_entry *mark_entry;
-
-	mutex_lock(&markers_mutex);
-	for (iter = begin; iter < end; iter++) {
-		mark_entry = get_marker(iter->name);
-		if (mark_entry) {
-			set_marker(mark_entry, iter, !!mark_entry->refcount);
-			/*
-			 * ignore error, continue
-			 */
-		} else {
-			disable_marker(iter);
-		}
-	}
-	mutex_unlock(&markers_mutex);
-}
-
-/*
- * Update probes, removing the faulty probes.
- *
- * Internal callback only changed before the first probe is connected to it.
- * Single probe private data can only be changed on 0 -> 1 and 2 -> 1
- * transitions.  All other transitions will leave the old private data valid.
- * This makes the non-atomicity of the callback/private data updates valid.
- *
- * "special case" updates :
- * 0 -> 1 callback
- * 1 -> 0 callback
- * 1 -> 2 callbacks
- * 2 -> 1 callbacks
- * Other updates all behave the same, just like the 2 -> 3 or 3 -> 2 updates.
- * Site effect : marker_set_format may delete the marker entry (creating a
- * replacement).
- */
-static void marker_update_probes(void)
-{
-	/* Core kernel markers */
-	marker_update_probe_range(__start___markers, __stop___markers);
-	/* Markers in modules. */
-	module_update_markers();
-	tracepoint_probe_update_all();
-}
-
-/**
- * marker_probe_register -  Connect a probe to a marker
- * @name: marker name
- * @format: format string
- * @probe: probe handler
- * @probe_private: probe private data
- *
- * private data must be a valid allocated memory address, or NULL.
- * Returns 0 if ok, error value on error.
- * The probe address must at least be aligned on the architecture pointer size.
- */
-int marker_probe_register(const char *name, const char *format,
-			marker_probe_func *probe, void *probe_private)
-{
-	struct marker_entry *entry;
-	int ret = 0;
-	struct marker_probe_closure *old;
-
-	mutex_lock(&markers_mutex);
-	entry = get_marker(name);
-	if (!entry) {
-		entry = add_marker(name, format);
-		if (IS_ERR(entry))
-			ret = PTR_ERR(entry);
-	} else if (format) {
-		if (!entry->format)
-			ret = marker_set_format(entry, format);
-		else if (strcmp(entry->format, format))
-			ret = -EPERM;
-	}
-	if (ret)
-		goto end;
-
-	/*
-	 * If we detect that a call_rcu is pending for this marker,
-	 * make sure it's executed now.
-	 */
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	old = marker_entry_add_probe(entry, probe, probe_private);
-	if (IS_ERR(old)) {
-		ret = PTR_ERR(old);
-		goto end;
-	}
-	mutex_unlock(&markers_mutex);
-	marker_update_probes();
-	mutex_lock(&markers_mutex);
-	entry = get_marker(name);
-	if (!entry)
-		goto end;
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	entry->oldptr = old;
-	entry->rcu_pending = 1;
-	/* write rcu_pending before calling the RCU callback */
-	smp_wmb();
-	call_rcu_sched(&entry->rcu, free_old_closure);
-end:
-	mutex_unlock(&markers_mutex);
-	return ret;
-}
-EXPORT_SYMBOL_GPL(marker_probe_register);
-
-/**
- * marker_probe_unregister -  Disconnect a probe from a marker
- * @name: marker name
- * @probe: probe function pointer
- * @probe_private: probe private data
- *
- * Returns the private data given to marker_probe_register, or an ERR_PTR().
- * We do not need to call a synchronize_sched to make sure the probes have
- * finished running before doing a module unload, because the module unload
- * itself uses stop_machine(), which insures that every preempt disabled section
- * have finished.
- */
-int marker_probe_unregister(const char *name,
-	marker_probe_func *probe, void *probe_private)
-{
-	struct marker_entry *entry;
-	struct marker_probe_closure *old;
-	int ret = -ENOENT;
-
-	mutex_lock(&markers_mutex);
-	entry = get_marker(name);
-	if (!entry)
-		goto end;
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	old = marker_entry_remove_probe(entry, probe, probe_private);
-	mutex_unlock(&markers_mutex);
-	marker_update_probes();
-	mutex_lock(&markers_mutex);
-	entry = get_marker(name);
-	if (!entry)
-		goto end;
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	entry->oldptr = old;
-	entry->rcu_pending = 1;
-	/* write rcu_pending before calling the RCU callback */
-	smp_wmb();
-	call_rcu_sched(&entry->rcu, free_old_closure);
-	remove_marker(name);	/* Ignore busy error message */
-	ret = 0;
-end:
-	mutex_unlock(&markers_mutex);
-	return ret;
-}
-EXPORT_SYMBOL_GPL(marker_probe_unregister);
-
-static struct marker_entry *
-get_marker_from_private_data(marker_probe_func *probe, void *probe_private)
-{
-	struct marker_entry *entry;
-	unsigned int i;
-	struct hlist_head *head;
-	struct hlist_node *node;
-
-	for (i = 0; i < MARKER_TABLE_SIZE; i++) {
-		head = &marker_table[i];
-		hlist_for_each_entry(entry, node, head, hlist) {
-			if (!entry->ptype) {
-				if (entry->single.func == probe
-						&& entry->single.probe_private
-						== probe_private)
-					return entry;
-			} else {
-				struct marker_probe_closure *closure;
-				closure = entry->multi;
-				for (i = 0; closure[i].func; i++) {
-					if (closure[i].func == probe &&
-							closure[i].probe_private
-							== probe_private)
-						return entry;
-				}
-			}
-		}
-	}
-	return NULL;
-}
-
-/**
- * marker_probe_unregister_private_data -  Disconnect a probe from a marker
- * @probe: probe function
- * @probe_private: probe private data
- *
- * Unregister a probe by providing the registered private data.
- * Only removes the first marker found in hash table.
- * Return 0 on success or error value.
- * We do not need to call a synchronize_sched to make sure the probes have
- * finished running before doing a module unload, because the module unload
- * itself uses stop_machine(), which insures that every preempt disabled section
- * have finished.
- */
-int marker_probe_unregister_private_data(marker_probe_func *probe,
-		void *probe_private)
-{
-	struct marker_entry *entry;
-	int ret = 0;
-	struct marker_probe_closure *old;
-
-	mutex_lock(&markers_mutex);
-	entry = get_marker_from_private_data(probe, probe_private);
-	if (!entry) {
-		ret = -ENOENT;
-		goto end;
-	}
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	old = marker_entry_remove_probe(entry, NULL, probe_private);
-	mutex_unlock(&markers_mutex);
-	marker_update_probes();
-	mutex_lock(&markers_mutex);
-	entry = get_marker_from_private_data(probe, probe_private);
-	if (!entry)
-		goto end;
-	if (entry->rcu_pending)
-		rcu_barrier_sched();
-	entry->oldptr = old;
-	entry->rcu_pending = 1;
-	/* write rcu_pending before calling the RCU callback */
-	smp_wmb();
-	call_rcu_sched(&entry->rcu, free_old_closure);
-	remove_marker(entry->name);	/* Ignore busy error message */
-end:
-	mutex_unlock(&markers_mutex);
-	return ret;
-}
-EXPORT_SYMBOL_GPL(marker_probe_unregister_private_data);
-
-/**
- * marker_get_private_data - Get a marker's probe private data
- * @name: marker name
- * @probe: probe to match
- * @num: get the nth matching probe's private data
- *
- * Returns the nth private data pointer (starting from 0) matching, or an
- * ERR_PTR.
- * Returns the private data pointer, or an ERR_PTR.
- * The private data pointer should _only_ be dereferenced if the caller is the
- * owner of the data, or its content could vanish. This is mostly used to
- * confirm that a caller is the owner of a registered probe.
- */
-void *marker_get_private_data(const char *name, marker_probe_func *probe,
-		int num)
-{
-	struct hlist_head *head;
-	struct hlist_node *node;
-	struct marker_entry *e;
-	size_t name_len = strlen(name) + 1;
-	u32 hash = jhash(name, name_len-1, 0);
-	int i;
-
-	head = &marker_table[hash & ((1 << MARKER_HASH_BITS)-1)];
-	hlist_for_each_entry(e, node, head, hlist) {
-		if (!strcmp(name, e->name)) {
-			if (!e->ptype) {
-				if (num == 0 && e->single.func == probe)
-					return e->single.probe_private;
-			} else {
-				struct marker_probe_closure *closure;
-				int match = 0;
-				closure = e->multi;
-				for (i = 0; closure[i].func; i++) {
-					if (closure[i].func != probe)
-						continue;
-					if (match++ == num)
-						return closure[i].probe_private;
-				}
-			}
-			break;
-		}
-	}
-	return ERR_PTR(-ENOENT);
-}
-EXPORT_SYMBOL_GPL(marker_get_private_data);
-
-#ifdef CONFIG_MODULES
-
-int marker_module_notify(struct notifier_block *self,
-			 unsigned long val, void *data)
-{
-	struct module *mod = data;
-
-	switch (val) {
-	case MODULE_STATE_COMING:
-		marker_update_probe_range(mod->markers,
-			mod->markers + mod->num_markers);
-		break;
-	case MODULE_STATE_GOING:
-		marker_update_probe_range(mod->markers,
-			mod->markers + mod->num_markers);
-		break;
-	}
-	return 0;
-}
-
-struct notifier_block marker_module_nb = {
-	.notifier_call = marker_module_notify,
-	.priority = 0,
-};
-
-static int init_markers(void)
-{
-	return register_module_notifier(&marker_module_nb);
-}
-__initcall(init_markers);
-
-#endif /* CONFIG_MODULES */
diff --git a/kernel/module.c b/kernel/module.c
index 05ce49ced8f6..8b7d8805819d 100644
--- a/kernel/module.c
+++ b/kernel/module.c
@@ -47,6 +47,7 @@
 #include <linux/rculist.h>
 #include <asm/uaccess.h>
 #include <asm/cacheflush.h>
+#include <asm/mmu_context.h>
 #include <linux/license.h>
 #include <asm/sections.h>
 #include <linux/tracepoint.h>
@@ -1535,6 +1536,10 @@ static void free_module(struct module *mod)
 
 	/* Finally, free the core (containing the module structure) */
 	module_free(mod, mod->module_core);
+
+#ifdef CONFIG_MPU
+	update_protections(current->mm);
+#endif
 }
 
 void *__symbol_get(const char *symbol)
@@ -1792,6 +1797,17 @@ static void setup_modinfo(struct module *mod, Elf_Shdr *sechdrs,
 	}
 }
 
+static void free_modinfo(struct module *mod)
+{
+	struct module_attribute *attr;
+	int i;
+
+	for (i = 0; (attr = modinfo_attrs[i]); i++) {
+		if (attr->free)
+			attr->free(mod);
+	}
+}
+
 #ifdef CONFIG_KALLSYMS
 
 /* lookup symbol in given range of kernel_symbols */
@@ -1857,13 +1873,93 @@ static char elf_type(const Elf_Sym *sym,
 	return '?';
 }
 
+static bool is_core_symbol(const Elf_Sym *src, const Elf_Shdr *sechdrs,
+                           unsigned int shnum)
+{
+	const Elf_Shdr *sec;
+
+	if (src->st_shndx == SHN_UNDEF
+	    || src->st_shndx >= shnum
+	    || !src->st_name)
+		return false;
+
+	sec = sechdrs + src->st_shndx;
+	if (!(sec->sh_flags & SHF_ALLOC)
+#ifndef CONFIG_KALLSYMS_ALL
+	    || !(sec->sh_flags & SHF_EXECINSTR)
+#endif
+	    || (sec->sh_entsize & INIT_OFFSET_MASK))
+		return false;
+
+	return true;
+}
+
+static unsigned long layout_symtab(struct module *mod,
+				   Elf_Shdr *sechdrs,
+				   unsigned int symindex,
+				   unsigned int strindex,
+				   const Elf_Ehdr *hdr,
+				   const char *secstrings,
+				   unsigned long *pstroffs,
+				   unsigned long *strmap)
+{
+	unsigned long symoffs;
+	Elf_Shdr *symsect = sechdrs + symindex;
+	Elf_Shdr *strsect = sechdrs + strindex;
+	const Elf_Sym *src;
+	const char *strtab;
+	unsigned int i, nsrc, ndst;
+
+	/* Put symbol section at end of init part of module. */
+	symsect->sh_flags |= SHF_ALLOC;
+	symsect->sh_entsize = get_offset(mod, &mod->init_size, symsect,
+					 symindex) | INIT_OFFSET_MASK;
+	DEBUGP("\t%s\n", secstrings + symsect->sh_name);
+
+	src = (void *)hdr + symsect->sh_offset;
+	nsrc = symsect->sh_size / sizeof(*src);
+	strtab = (void *)hdr + strsect->sh_offset;
+	for (ndst = i = 1; i < nsrc; ++i, ++src)
+		if (is_core_symbol(src, sechdrs, hdr->e_shnum)) {
+			unsigned int j = src->st_name;
+
+			while(!__test_and_set_bit(j, strmap) && strtab[j])
+				++j;
+			++ndst;
+		}
+
+	/* Append room for core symbols at end of core part. */
+	symoffs = ALIGN(mod->core_size, symsect->sh_addralign ?: 1);
+	mod->core_size = symoffs + ndst * sizeof(Elf_Sym);
+
+	/* Put string table section at end of init part of module. */
+	strsect->sh_flags |= SHF_ALLOC;
+	strsect->sh_entsize = get_offset(mod, &mod->init_size, strsect,
+					 strindex) | INIT_OFFSET_MASK;
+	DEBUGP("\t%s\n", secstrings + strsect->sh_name);
+
+	/* Append room for core symbols' strings at end of core part. */
+	*pstroffs = mod->core_size;
+	__set_bit(0, strmap);
+	mod->core_size += bitmap_weight(strmap, strsect->sh_size);
+
+	return symoffs;
+}
+
 static void add_kallsyms(struct module *mod,
 			 Elf_Shdr *sechdrs,
+			 unsigned int shnum,
 			 unsigned int symindex,
 			 unsigned int strindex,
-			 const char *secstrings)
+			 unsigned long symoffs,
+			 unsigned long stroffs,
+			 const char *secstrings,
+			 unsigned long *strmap)
 {
-	unsigned int i;
+	unsigned int i, ndst;
+	const Elf_Sym *src;
+	Elf_Sym *dst;
+	char *s;
 
 	mod->symtab = (void *)sechdrs[symindex].sh_addr;
 	mod->num_symtab = sechdrs[symindex].sh_size / sizeof(Elf_Sym);
@@ -1873,13 +1969,46 @@ static void add_kallsyms(struct module *mod,
 	for (i = 0; i < mod->num_symtab; i++)
 		mod->symtab[i].st_info
 			= elf_type(&mod->symtab[i], sechdrs, secstrings, mod);
+
+	mod->core_symtab = dst = mod->module_core + symoffs;
+	src = mod->symtab;
+	*dst = *src;
+	for (ndst = i = 1; i < mod->num_symtab; ++i, ++src) {
+		if (!is_core_symbol(src, sechdrs, shnum))
+			continue;
+		dst[ndst] = *src;
+		dst[ndst].st_name = bitmap_weight(strmap, dst[ndst].st_name);
+		++ndst;
+	}
+	mod->core_num_syms = ndst;
+
+	mod->core_strtab = s = mod->module_core + stroffs;
+	for (*s = 0, i = 1; i < sechdrs[strindex].sh_size; ++i)
+		if (test_bit(i, strmap))
+			*++s = mod->strtab[i];
 }
 #else
+static inline unsigned long layout_symtab(struct module *mod,
+					  Elf_Shdr *sechdrs,
+					  unsigned int symindex,
+					  unsigned int strindex,
+					  const Elf_Ehdr *hdr,
+					  const char *secstrings,
+					  unsigned long *pstroffs,
+					  unsigned long *strmap)
+{
+	return 0;
+}
+
 static inline void add_kallsyms(struct module *mod,
 				Elf_Shdr *sechdrs,
+				unsigned int shnum,
 				unsigned int symindex,
 				unsigned int strindex,
-				const char *secstrings)
+				unsigned long symoffs,
+				unsigned long stroffs,
+				const char *secstrings,
+				const unsigned long *strmap)
 {
 }
 #endif /* CONFIG_KALLSYMS */
@@ -1954,6 +2083,8 @@ static noinline struct module *load_module(void __user *umod,
 	struct module *mod;
 	long err = 0;
 	void *percpu = NULL, *ptr = NULL; /* Stops spurious gcc warning */
+	unsigned long symoffs, stroffs, *strmap;
+
 	mm_segment_t old_fs;
 
 	DEBUGP("load_module: umod=%p, len=%lu, uargs=%p\n",
@@ -2035,11 +2166,6 @@ static noinline struct module *load_module(void __user *umod,
 	/* Don't keep modinfo and version sections. */
 	sechdrs[infoindex].sh_flags &= ~(unsigned long)SHF_ALLOC;
 	sechdrs[versindex].sh_flags &= ~(unsigned long)SHF_ALLOC;
-#ifdef CONFIG_KALLSYMS
-	/* Keep symbol and string tables for decoding later. */
-	sechdrs[symindex].sh_flags |= SHF_ALLOC;
-	sechdrs[strindex].sh_flags |= SHF_ALLOC;
-#endif
 
 	/* Check module struct version now, before we try to use module. */
 	if (!check_modstruct_version(sechdrs, versindex, mod)) {
@@ -2075,6 +2201,13 @@ static noinline struct module *load_module(void __user *umod,
 		goto free_hdr;
 	}
 
+	strmap = kzalloc(BITS_TO_LONGS(sechdrs[strindex].sh_size)
+			 * sizeof(long), GFP_KERNEL);
+	if (!strmap) {
+		err = -ENOMEM;
+		goto free_mod;
+	}
+
 	if (find_module(mod->name)) {
 		err = -EEXIST;
 		goto free_mod;
@@ -2104,6 +2237,8 @@ static noinline struct module *load_module(void __user *umod,
 	   this is done generically; there doesn't appear to be any
 	   special cases for the architectures. */
 	layout_sections(mod, hdr, sechdrs, secstrings);
+	symoffs = layout_symtab(mod, sechdrs, symindex, strindex, hdr,
+				secstrings, &stroffs, strmap);
 
 	/* Do the allocs. */
 	ptr = module_alloc_update_bounds(mod->core_size);
@@ -2237,10 +2372,6 @@ static noinline struct module *load_module(void __user *umod,
 				  sizeof(*mod->ctors), &mod->num_ctors);
 #endif
 
-#ifdef CONFIG_MARKERS
-	mod->markers = section_objs(hdr, sechdrs, secstrings, "__markers",
-				    sizeof(*mod->markers), &mod->num_markers);
-#endif
 #ifdef CONFIG_TRACEPOINTS
 	mod->tracepoints = section_objs(hdr, sechdrs, secstrings,
 					"__tracepoints",
@@ -2312,7 +2443,10 @@ static noinline struct module *load_module(void __user *umod,
 	percpu_modcopy(mod->percpu, (void *)sechdrs[pcpuindex].sh_addr,
 		       sechdrs[pcpuindex].sh_size);
 
-	add_kallsyms(mod, sechdrs, symindex, strindex, secstrings);
+	add_kallsyms(mod, sechdrs, hdr->e_shnum, symindex, strindex,
+		     symoffs, stroffs, secstrings, strmap);
+	kfree(strmap);
+	strmap = NULL;
 
 	if (!mod->taints) {
 		struct _ddebug *debug;
@@ -2384,13 +2518,14 @@ static noinline struct module *load_module(void __user *umod,
 	synchronize_sched();
 	module_arch_cleanup(mod);
  cleanup:
+	free_modinfo(mod);
 	kobject_del(&mod->mkobj.kobj);
 	kobject_put(&mod->mkobj.kobj);
  free_unload:
 	module_unload_free(mod);
 #if defined(CONFIG_MODULE_UNLOAD) && defined(CONFIG_SMP)
- free_init:
 	percpu_modfree(mod->refptr);
+ free_init:
 #endif
 	module_free(mod, mod->module_init);
  free_core:
@@ -2401,6 +2536,7 @@ static noinline struct module *load_module(void __user *umod,
 		percpu_modfree(percpu);
  free_mod:
 	kfree(args);
+	kfree(strmap);
  free_hdr:
 	vfree(hdr);
 	return ERR_PTR(err);
@@ -2490,6 +2626,11 @@ SYSCALL_DEFINE3(init_module, void __user *, umod,
 	/* Drop initial reference. */
 	module_put(mod);
 	trim_init_extable(mod);
+#ifdef CONFIG_KALLSYMS
+	mod->num_symtab = mod->core_num_syms;
+	mod->symtab = mod->core_symtab;
+	mod->strtab = mod->core_strtab;
+#endif
 	module_free(mod, mod->module_init);
 	mod->module_init = NULL;
 	mod->init_size = 0;
@@ -2951,27 +3092,12 @@ void module_layout(struct module *mod,
 		   struct modversion_info *ver,
 		   struct kernel_param *kp,
 		   struct kernel_symbol *ks,
-		   struct marker *marker,
 		   struct tracepoint *tp)
 {
 }
 EXPORT_SYMBOL(module_layout);
 #endif
 
-#ifdef CONFIG_MARKERS
-void module_update_markers(void)
-{
-	struct module *mod;
-
-	mutex_lock(&module_mutex);
-	list_for_each_entry(mod, &modules, list)
-		if (!mod->taints)
-			marker_update_probe_range(mod->markers,
-				mod->markers + mod->num_markers);
-	mutex_unlock(&module_mutex);
-}
-#endif
-
 #ifdef CONFIG_TRACEPOINTS
 void module_update_tracepoints(void)
 {
diff --git a/kernel/mutex-debug.c b/kernel/mutex-debug.c
index 50d022e5a560..ec815a960b5d 100644
--- a/kernel/mutex-debug.c
+++ b/kernel/mutex-debug.c
@@ -16,6 +16,7 @@
 #include <linux/delay.h>
 #include <linux/module.h>
 #include <linux/poison.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/kallsyms.h>
 #include <linux/interrupt.h>
diff --git a/kernel/ns_cgroup.c b/kernel/ns_cgroup.c
index 5aa854f9e5ae..2a5dfec8efe0 100644
--- a/kernel/ns_cgroup.c
+++ b/kernel/ns_cgroup.c
@@ -42,8 +42,8 @@ int ns_cgroup_clone(struct task_struct *task, struct pid *pid)
  *       (hence either you are in the same cgroup as task, or in an
  *        ancestor cgroup thereof)
  */
-static int ns_can_attach(struct cgroup_subsys *ss,
-		struct cgroup *new_cgroup, struct task_struct *task)
+static int ns_can_attach(struct cgroup_subsys *ss, struct cgroup *new_cgroup,
+			 struct task_struct *task, bool threadgroup)
 {
 	if (current != task) {
 		if (!capable(CAP_SYS_ADMIN))
@@ -56,6 +56,18 @@ static int ns_can_attach(struct cgroup_subsys *ss,
 	if (!cgroup_is_descendant(new_cgroup, task))
 		return -EPERM;
 
+	if (threadgroup) {
+		struct task_struct *c;
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &task->thread_group, thread_group) {
+			if (!cgroup_is_descendant(new_cgroup, c)) {
+				rcu_read_unlock();
+				return -EPERM;
+			}
+		}
+		rcu_read_unlock();
+	}
+
 	return 0;
 }
 
diff --git a/kernel/panic.c b/kernel/panic.c
index 512ab73b0ca3..96b45d0b4ba5 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -90,6 +90,8 @@ NORET_TYPE void panic(const char * fmt, ...)
 
 	atomic_notifier_call_chain(&panic_notifier_list, 0, buf);
 
+	bust_spinlocks(0);
+
 	if (!panic_blink)
 		panic_blink = no_blink;
 
@@ -136,7 +138,6 @@ NORET_TYPE void panic(const char * fmt, ...)
 		mdelay(1);
 		i++;
 	}
-	bust_spinlocks(0);
 }
 
 EXPORT_SYMBOL(panic);
@@ -177,7 +178,7 @@ static const struct tnt tnts[] = {
  *  'W' - Taint on warning.
  *  'C' - modules from drivers/staging are loaded.
  *
- *	The string is overwritten by the next call to print_taint().
+ *	The string is overwritten by the next call to print_tainted().
  */
 const char *print_tainted(void)
 {
diff --git a/kernel/params.c b/kernel/params.c
index 7f6912ced2ba..d656c276508d 100644
--- a/kernel/params.c
+++ b/kernel/params.c
@@ -23,6 +23,7 @@
 #include <linux/device.h>
 #include <linux/err.h>
 #include <linux/slab.h>
+#include <linux/ctype.h>
 
 #if 0
 #define DEBUGP printk
@@ -87,7 +88,7 @@ static char *next_arg(char *args, char **param, char **val)
 	}
 
 	for (i = 0; args[i]; i++) {
-		if (args[i] == ' ' && !in_quote)
+		if (isspace(args[i]) && !in_quote)
 			break;
 		if (equals == 0) {
 			if (args[i] == '=')
@@ -121,7 +122,7 @@ static char *next_arg(char *args, char **param, char **val)
 		next = args + i;
 
 	/* Chew up trailing spaces. */
-	while (*next == ' ')
+	while (isspace(*next))
 		next++;
 	return next;
 }
@@ -138,7 +139,7 @@ int parse_args(const char *name,
 	DEBUGP("Parsing ARGS: %s\n", args);
 
 	/* Chew leading spaces */
-	while (*args == ' ')
+	while (isspace(*args))
 		args++;
 
 	while (*args) {
@@ -217,15 +218,11 @@ int param_set_charp(const char *val, struct kernel_param *kp)
 		return -ENOSPC;
 	}
 
-	if (kp->flags & KPARAM_KMALLOCED)
-		kfree(*(char **)kp->arg);
-
 	/* This is a hack.  We can't need to strdup in early boot, and we
 	 * don't need to; this mangled commandline is preserved. */
 	if (slab_is_available()) {
-		kp->flags |= KPARAM_KMALLOCED;
 		*(char **)kp->arg = kstrdup(val, GFP_KERNEL);
-		if (!kp->arg)
+		if (!*(char **)kp->arg)
 			return -ENOMEM;
 	} else
 		*(const char **)kp->arg = val;
@@ -303,6 +300,7 @@ static int param_array(const char *name,
 		       unsigned int min, unsigned int max,
 		       void *elem, int elemsize,
 		       int (*set)(const char *, struct kernel_param *kp),
+		       u16 flags,
 		       unsigned int *num)
 {
 	int ret;
@@ -312,6 +310,7 @@ static int param_array(const char *name,
 	/* Get the name right for errors. */
 	kp.name = name;
 	kp.arg = elem;
+	kp.flags = flags;
 
 	/* No equals sign? */
 	if (!val) {
@@ -357,7 +356,8 @@ int param_array_set(const char *val, struct kernel_param *kp)
 	unsigned int temp_num;
 
 	return param_array(kp->name, val, 1, arr->max, arr->elem,
-			   arr->elemsize, arr->set, arr->num ?: &temp_num);
+			   arr->elemsize, arr->set, kp->flags,
+			   arr->num ?: &temp_num);
 }
 
 int param_array_get(char *buffer, struct kernel_param *kp)
@@ -604,11 +604,7 @@ void module_param_sysfs_remove(struct module *mod)
 
 void destroy_params(const struct kernel_param *params, unsigned num)
 {
-	unsigned int i;
-
-	for (i = 0; i < num; i++)
-		if (params[i].flags & KPARAM_KMALLOCED)
-			kfree(*(char **)params[i].arg);
+	/* FIXME: This should free kmalloced charp parameters.  It doesn't. */
 }
 
 static void __init kernel_add_sysfs_param(const char *name,
diff --git a/kernel/perf_counter.c b/kernel/perf_counter.c
deleted file mode 100644
index 8cb94a52d1bb..000000000000
--- a/kernel/perf_counter.c
+++ /dev/null
@@ -1,4963 +0,0 @@
-/*
- * Performance counter core code
- *
- *  Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
- *  Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar
- *  Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
- *  Copyright  ©  2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
- *
- *  For licensing details see kernel-base/COPYING
- */
-
-#include <linux/fs.h>
-#include <linux/mm.h>
-#include <linux/cpu.h>
-#include <linux/smp.h>
-#include <linux/file.h>
-#include <linux/poll.h>
-#include <linux/sysfs.h>
-#include <linux/dcache.h>
-#include <linux/percpu.h>
-#include <linux/ptrace.h>
-#include <linux/vmstat.h>
-#include <linux/hardirq.h>
-#include <linux/rculist.h>
-#include <linux/uaccess.h>
-#include <linux/syscalls.h>
-#include <linux/anon_inodes.h>
-#include <linux/kernel_stat.h>
-#include <linux/perf_counter.h>
-
-#include <asm/irq_regs.h>
-
-/*
- * Each CPU has a list of per CPU counters:
- */
-DEFINE_PER_CPU(struct perf_cpu_context, perf_cpu_context);
-
-int perf_max_counters __read_mostly = 1;
-static int perf_reserved_percpu __read_mostly;
-static int perf_overcommit __read_mostly = 1;
-
-static atomic_t nr_counters __read_mostly;
-static atomic_t nr_mmap_counters __read_mostly;
-static atomic_t nr_comm_counters __read_mostly;
-static atomic_t nr_task_counters __read_mostly;
-
-/*
- * perf counter paranoia level:
- *  -1 - not paranoid at all
- *   0 - disallow raw tracepoint access for unpriv
- *   1 - disallow cpu counters for unpriv
- *   2 - disallow kernel profiling for unpriv
- */
-int sysctl_perf_counter_paranoid __read_mostly = 1;
-
-static inline bool perf_paranoid_tracepoint_raw(void)
-{
-	return sysctl_perf_counter_paranoid > -1;
-}
-
-static inline bool perf_paranoid_cpu(void)
-{
-	return sysctl_perf_counter_paranoid > 0;
-}
-
-static inline bool perf_paranoid_kernel(void)
-{
-	return sysctl_perf_counter_paranoid > 1;
-}
-
-int sysctl_perf_counter_mlock __read_mostly = 512; /* 'free' kb per user */
-
-/*
- * max perf counter sample rate
- */
-int sysctl_perf_counter_sample_rate __read_mostly = 100000;
-
-static atomic64_t perf_counter_id;
-
-/*
- * Lock for (sysadmin-configurable) counter reservations:
- */
-static DEFINE_SPINLOCK(perf_resource_lock);
-
-/*
- * Architecture provided APIs - weak aliases:
- */
-extern __weak const struct pmu *hw_perf_counter_init(struct perf_counter *counter)
-{
-	return NULL;
-}
-
-void __weak hw_perf_disable(void)		{ barrier(); }
-void __weak hw_perf_enable(void)		{ barrier(); }
-
-void __weak hw_perf_counter_setup(int cpu)	{ barrier(); }
-void __weak hw_perf_counter_setup_online(int cpu)	{ barrier(); }
-
-int __weak
-hw_perf_group_sched_in(struct perf_counter *group_leader,
-	       struct perf_cpu_context *cpuctx,
-	       struct perf_counter_context *ctx, int cpu)
-{
-	return 0;
-}
-
-void __weak perf_counter_print_debug(void)	{ }
-
-static DEFINE_PER_CPU(int, perf_disable_count);
-
-void __perf_disable(void)
-{
-	__get_cpu_var(perf_disable_count)++;
-}
-
-bool __perf_enable(void)
-{
-	return !--__get_cpu_var(perf_disable_count);
-}
-
-void perf_disable(void)
-{
-	__perf_disable();
-	hw_perf_disable();
-}
-
-void perf_enable(void)
-{
-	if (__perf_enable())
-		hw_perf_enable();
-}
-
-static void get_ctx(struct perf_counter_context *ctx)
-{
-	WARN_ON(!atomic_inc_not_zero(&ctx->refcount));
-}
-
-static void free_ctx(struct rcu_head *head)
-{
-	struct perf_counter_context *ctx;
-
-	ctx = container_of(head, struct perf_counter_context, rcu_head);
-	kfree(ctx);
-}
-
-static void put_ctx(struct perf_counter_context *ctx)
-{
-	if (atomic_dec_and_test(&ctx->refcount)) {
-		if (ctx->parent_ctx)
-			put_ctx(ctx->parent_ctx);
-		if (ctx->task)
-			put_task_struct(ctx->task);
-		call_rcu(&ctx->rcu_head, free_ctx);
-	}
-}
-
-static void unclone_ctx(struct perf_counter_context *ctx)
-{
-	if (ctx->parent_ctx) {
-		put_ctx(ctx->parent_ctx);
-		ctx->parent_ctx = NULL;
-	}
-}
-
-/*
- * If we inherit counters we want to return the parent counter id
- * to userspace.
- */
-static u64 primary_counter_id(struct perf_counter *counter)
-{
-	u64 id = counter->id;
-
-	if (counter->parent)
-		id = counter->parent->id;
-
-	return id;
-}
-
-/*
- * Get the perf_counter_context for a task and lock it.
- * This has to cope with with the fact that until it is locked,
- * the context could get moved to another task.
- */
-static struct perf_counter_context *
-perf_lock_task_context(struct task_struct *task, unsigned long *flags)
-{
-	struct perf_counter_context *ctx;
-
-	rcu_read_lock();
- retry:
-	ctx = rcu_dereference(task->perf_counter_ctxp);
-	if (ctx) {
-		/*
-		 * If this context is a clone of another, it might
-		 * get swapped for another underneath us by
-		 * perf_counter_task_sched_out, though the
-		 * rcu_read_lock() protects us from any context
-		 * getting freed.  Lock the context and check if it
-		 * got swapped before we could get the lock, and retry
-		 * if so.  If we locked the right context, then it
-		 * can't get swapped on us any more.
-		 */
-		spin_lock_irqsave(&ctx->lock, *flags);
-		if (ctx != rcu_dereference(task->perf_counter_ctxp)) {
-			spin_unlock_irqrestore(&ctx->lock, *flags);
-			goto retry;
-		}
-
-		if (!atomic_inc_not_zero(&ctx->refcount)) {
-			spin_unlock_irqrestore(&ctx->lock, *flags);
-			ctx = NULL;
-		}
-	}
-	rcu_read_unlock();
-	return ctx;
-}
-
-/*
- * Get the context for a task and increment its pin_count so it
- * can't get swapped to another task.  This also increments its
- * reference count so that the context can't get freed.
- */
-static struct perf_counter_context *perf_pin_task_context(struct task_struct *task)
-{
-	struct perf_counter_context *ctx;
-	unsigned long flags;
-
-	ctx = perf_lock_task_context(task, &flags);
-	if (ctx) {
-		++ctx->pin_count;
-		spin_unlock_irqrestore(&ctx->lock, flags);
-	}
-	return ctx;
-}
-
-static void perf_unpin_context(struct perf_counter_context *ctx)
-{
-	unsigned long flags;
-
-	spin_lock_irqsave(&ctx->lock, flags);
-	--ctx->pin_count;
-	spin_unlock_irqrestore(&ctx->lock, flags);
-	put_ctx(ctx);
-}
-
-/*
- * Add a counter from the lists for its context.
- * Must be called with ctx->mutex and ctx->lock held.
- */
-static void
-list_add_counter(struct perf_counter *counter, struct perf_counter_context *ctx)
-{
-	struct perf_counter *group_leader = counter->group_leader;
-
-	/*
-	 * Depending on whether it is a standalone or sibling counter,
-	 * add it straight to the context's counter list, or to the group
-	 * leader's sibling list:
-	 */
-	if (group_leader == counter)
-		list_add_tail(&counter->list_entry, &ctx->counter_list);
-	else {
-		list_add_tail(&counter->list_entry, &group_leader->sibling_list);
-		group_leader->nr_siblings++;
-	}
-
-	list_add_rcu(&counter->event_entry, &ctx->event_list);
-	ctx->nr_counters++;
-	if (counter->attr.inherit_stat)
-		ctx->nr_stat++;
-}
-
-/*
- * Remove a counter from the lists for its context.
- * Must be called with ctx->mutex and ctx->lock held.
- */
-static void
-list_del_counter(struct perf_counter *counter, struct perf_counter_context *ctx)
-{
-	struct perf_counter *sibling, *tmp;
-
-	if (list_empty(&counter->list_entry))
-		return;
-	ctx->nr_counters--;
-	if (counter->attr.inherit_stat)
-		ctx->nr_stat--;
-
-	list_del_init(&counter->list_entry);
-	list_del_rcu(&counter->event_entry);
-
-	if (counter->group_leader != counter)
-		counter->group_leader->nr_siblings--;
-
-	/*
-	 * If this was a group counter with sibling counters then
-	 * upgrade the siblings to singleton counters by adding them
-	 * to the context list directly:
-	 */
-	list_for_each_entry_safe(sibling, tmp,
-				 &counter->sibling_list, list_entry) {
-
-		list_move_tail(&sibling->list_entry, &ctx->counter_list);
-		sibling->group_leader = sibling;
-	}
-}
-
-static void
-counter_sched_out(struct perf_counter *counter,
-		  struct perf_cpu_context *cpuctx,
-		  struct perf_counter_context *ctx)
-{
-	if (counter->state != PERF_COUNTER_STATE_ACTIVE)
-		return;
-
-	counter->state = PERF_COUNTER_STATE_INACTIVE;
-	if (counter->pending_disable) {
-		counter->pending_disable = 0;
-		counter->state = PERF_COUNTER_STATE_OFF;
-	}
-	counter->tstamp_stopped = ctx->time;
-	counter->pmu->disable(counter);
-	counter->oncpu = -1;
-
-	if (!is_software_counter(counter))
-		cpuctx->active_oncpu--;
-	ctx->nr_active--;
-	if (counter->attr.exclusive || !cpuctx->active_oncpu)
-		cpuctx->exclusive = 0;
-}
-
-static void
-group_sched_out(struct perf_counter *group_counter,
-		struct perf_cpu_context *cpuctx,
-		struct perf_counter_context *ctx)
-{
-	struct perf_counter *counter;
-
-	if (group_counter->state != PERF_COUNTER_STATE_ACTIVE)
-		return;
-
-	counter_sched_out(group_counter, cpuctx, ctx);
-
-	/*
-	 * Schedule out siblings (if any):
-	 */
-	list_for_each_entry(counter, &group_counter->sibling_list, list_entry)
-		counter_sched_out(counter, cpuctx, ctx);
-
-	if (group_counter->attr.exclusive)
-		cpuctx->exclusive = 0;
-}
-
-/*
- * Cross CPU call to remove a performance counter
- *
- * We disable the counter on the hardware level first. After that we
- * remove it from the context list.
- */
-static void __perf_counter_remove_from_context(void *info)
-{
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter *counter = info;
-	struct perf_counter_context *ctx = counter->ctx;
-
-	/*
-	 * If this is a task context, we need to check whether it is
-	 * the current task context of this cpu. If not it has been
-	 * scheduled out before the smp call arrived.
-	 */
-	if (ctx->task && cpuctx->task_ctx != ctx)
-		return;
-
-	spin_lock(&ctx->lock);
-	/*
-	 * Protect the list operation against NMI by disabling the
-	 * counters on a global level.
-	 */
-	perf_disable();
-
-	counter_sched_out(counter, cpuctx, ctx);
-
-	list_del_counter(counter, ctx);
-
-	if (!ctx->task) {
-		/*
-		 * Allow more per task counters with respect to the
-		 * reservation:
-		 */
-		cpuctx->max_pertask =
-			min(perf_max_counters - ctx->nr_counters,
-			    perf_max_counters - perf_reserved_percpu);
-	}
-
-	perf_enable();
-	spin_unlock(&ctx->lock);
-}
-
-
-/*
- * Remove the counter from a task's (or a CPU's) list of counters.
- *
- * Must be called with ctx->mutex held.
- *
- * CPU counters are removed with a smp call. For task counters we only
- * call when the task is on a CPU.
- *
- * If counter->ctx is a cloned context, callers must make sure that
- * every task struct that counter->ctx->task could possibly point to
- * remains valid.  This is OK when called from perf_release since
- * that only calls us on the top-level context, which can't be a clone.
- * When called from perf_counter_exit_task, it's OK because the
- * context has been detached from its task.
- */
-static void perf_counter_remove_from_context(struct perf_counter *counter)
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	struct task_struct *task = ctx->task;
-
-	if (!task) {
-		/*
-		 * Per cpu counters are removed via an smp call and
-		 * the removal is always sucessful.
-		 */
-		smp_call_function_single(counter->cpu,
-					 __perf_counter_remove_from_context,
-					 counter, 1);
-		return;
-	}
-
-retry:
-	task_oncpu_function_call(task, __perf_counter_remove_from_context,
-				 counter);
-
-	spin_lock_irq(&ctx->lock);
-	/*
-	 * If the context is active we need to retry the smp call.
-	 */
-	if (ctx->nr_active && !list_empty(&counter->list_entry)) {
-		spin_unlock_irq(&ctx->lock);
-		goto retry;
-	}
-
-	/*
-	 * The lock prevents that this context is scheduled in so we
-	 * can remove the counter safely, if the call above did not
-	 * succeed.
-	 */
-	if (!list_empty(&counter->list_entry)) {
-		list_del_counter(counter, ctx);
-	}
-	spin_unlock_irq(&ctx->lock);
-}
-
-static inline u64 perf_clock(void)
-{
-	return cpu_clock(smp_processor_id());
-}
-
-/*
- * Update the record of the current time in a context.
- */
-static void update_context_time(struct perf_counter_context *ctx)
-{
-	u64 now = perf_clock();
-
-	ctx->time += now - ctx->timestamp;
-	ctx->timestamp = now;
-}
-
-/*
- * Update the total_time_enabled and total_time_running fields for a counter.
- */
-static void update_counter_times(struct perf_counter *counter)
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	u64 run_end;
-
-	if (counter->state < PERF_COUNTER_STATE_INACTIVE ||
-	    counter->group_leader->state < PERF_COUNTER_STATE_INACTIVE)
-		return;
-
-	counter->total_time_enabled = ctx->time - counter->tstamp_enabled;
-
-	if (counter->state == PERF_COUNTER_STATE_INACTIVE)
-		run_end = counter->tstamp_stopped;
-	else
-		run_end = ctx->time;
-
-	counter->total_time_running = run_end - counter->tstamp_running;
-}
-
-/*
- * Update total_time_enabled and total_time_running for all counters in a group.
- */
-static void update_group_times(struct perf_counter *leader)
-{
-	struct perf_counter *counter;
-
-	update_counter_times(leader);
-	list_for_each_entry(counter, &leader->sibling_list, list_entry)
-		update_counter_times(counter);
-}
-
-/*
- * Cross CPU call to disable a performance counter
- */
-static void __perf_counter_disable(void *info)
-{
-	struct perf_counter *counter = info;
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter_context *ctx = counter->ctx;
-
-	/*
-	 * If this is a per-task counter, need to check whether this
-	 * counter's task is the current task on this cpu.
-	 */
-	if (ctx->task && cpuctx->task_ctx != ctx)
-		return;
-
-	spin_lock(&ctx->lock);
-
-	/*
-	 * If the counter is on, turn it off.
-	 * If it is in error state, leave it in error state.
-	 */
-	if (counter->state >= PERF_COUNTER_STATE_INACTIVE) {
-		update_context_time(ctx);
-		update_group_times(counter);
-		if (counter == counter->group_leader)
-			group_sched_out(counter, cpuctx, ctx);
-		else
-			counter_sched_out(counter, cpuctx, ctx);
-		counter->state = PERF_COUNTER_STATE_OFF;
-	}
-
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Disable a counter.
- *
- * If counter->ctx is a cloned context, callers must make sure that
- * every task struct that counter->ctx->task could possibly point to
- * remains valid.  This condition is satisifed when called through
- * perf_counter_for_each_child or perf_counter_for_each because they
- * hold the top-level counter's child_mutex, so any descendant that
- * goes to exit will block in sync_child_counter.
- * When called from perf_pending_counter it's OK because counter->ctx
- * is the current context on this CPU and preemption is disabled,
- * hence we can't get into perf_counter_task_sched_out for this context.
- */
-static void perf_counter_disable(struct perf_counter *counter)
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	struct task_struct *task = ctx->task;
-
-	if (!task) {
-		/*
-		 * Disable the counter on the cpu that it's on
-		 */
-		smp_call_function_single(counter->cpu, __perf_counter_disable,
-					 counter, 1);
-		return;
-	}
-
- retry:
-	task_oncpu_function_call(task, __perf_counter_disable, counter);
-
-	spin_lock_irq(&ctx->lock);
-	/*
-	 * If the counter is still active, we need to retry the cross-call.
-	 */
-	if (counter->state == PERF_COUNTER_STATE_ACTIVE) {
-		spin_unlock_irq(&ctx->lock);
-		goto retry;
-	}
-
-	/*
-	 * Since we have the lock this context can't be scheduled
-	 * in, so we can change the state safely.
-	 */
-	if (counter->state == PERF_COUNTER_STATE_INACTIVE) {
-		update_group_times(counter);
-		counter->state = PERF_COUNTER_STATE_OFF;
-	}
-
-	spin_unlock_irq(&ctx->lock);
-}
-
-static int
-counter_sched_in(struct perf_counter *counter,
-		 struct perf_cpu_context *cpuctx,
-		 struct perf_counter_context *ctx,
-		 int cpu)
-{
-	if (counter->state <= PERF_COUNTER_STATE_OFF)
-		return 0;
-
-	counter->state = PERF_COUNTER_STATE_ACTIVE;
-	counter->oncpu = cpu;	/* TODO: put 'cpu' into cpuctx->cpu */
-	/*
-	 * The new state must be visible before we turn it on in the hardware:
-	 */
-	smp_wmb();
-
-	if (counter->pmu->enable(counter)) {
-		counter->state = PERF_COUNTER_STATE_INACTIVE;
-		counter->oncpu = -1;
-		return -EAGAIN;
-	}
-
-	counter->tstamp_running += ctx->time - counter->tstamp_stopped;
-
-	if (!is_software_counter(counter))
-		cpuctx->active_oncpu++;
-	ctx->nr_active++;
-
-	if (counter->attr.exclusive)
-		cpuctx->exclusive = 1;
-
-	return 0;
-}
-
-static int
-group_sched_in(struct perf_counter *group_counter,
-	       struct perf_cpu_context *cpuctx,
-	       struct perf_counter_context *ctx,
-	       int cpu)
-{
-	struct perf_counter *counter, *partial_group;
-	int ret;
-
-	if (group_counter->state == PERF_COUNTER_STATE_OFF)
-		return 0;
-
-	ret = hw_perf_group_sched_in(group_counter, cpuctx, ctx, cpu);
-	if (ret)
-		return ret < 0 ? ret : 0;
-
-	if (counter_sched_in(group_counter, cpuctx, ctx, cpu))
-		return -EAGAIN;
-
-	/*
-	 * Schedule in siblings as one group (if any):
-	 */
-	list_for_each_entry(counter, &group_counter->sibling_list, list_entry) {
-		if (counter_sched_in(counter, cpuctx, ctx, cpu)) {
-			partial_group = counter;
-			goto group_error;
-		}
-	}
-
-	return 0;
-
-group_error:
-	/*
-	 * Groups can be scheduled in as one unit only, so undo any
-	 * partial group before returning:
-	 */
-	list_for_each_entry(counter, &group_counter->sibling_list, list_entry) {
-		if (counter == partial_group)
-			break;
-		counter_sched_out(counter, cpuctx, ctx);
-	}
-	counter_sched_out(group_counter, cpuctx, ctx);
-
-	return -EAGAIN;
-}
-
-/*
- * Return 1 for a group consisting entirely of software counters,
- * 0 if the group contains any hardware counters.
- */
-static int is_software_only_group(struct perf_counter *leader)
-{
-	struct perf_counter *counter;
-
-	if (!is_software_counter(leader))
-		return 0;
-
-	list_for_each_entry(counter, &leader->sibling_list, list_entry)
-		if (!is_software_counter(counter))
-			return 0;
-
-	return 1;
-}
-
-/*
- * Work out whether we can put this counter group on the CPU now.
- */
-static int group_can_go_on(struct perf_counter *counter,
-			   struct perf_cpu_context *cpuctx,
-			   int can_add_hw)
-{
-	/*
-	 * Groups consisting entirely of software counters can always go on.
-	 */
-	if (is_software_only_group(counter))
-		return 1;
-	/*
-	 * If an exclusive group is already on, no other hardware
-	 * counters can go on.
-	 */
-	if (cpuctx->exclusive)
-		return 0;
-	/*
-	 * If this group is exclusive and there are already
-	 * counters on the CPU, it can't go on.
-	 */
-	if (counter->attr.exclusive && cpuctx->active_oncpu)
-		return 0;
-	/*
-	 * Otherwise, try to add it if all previous groups were able
-	 * to go on.
-	 */
-	return can_add_hw;
-}
-
-static void add_counter_to_ctx(struct perf_counter *counter,
-			       struct perf_counter_context *ctx)
-{
-	list_add_counter(counter, ctx);
-	counter->tstamp_enabled = ctx->time;
-	counter->tstamp_running = ctx->time;
-	counter->tstamp_stopped = ctx->time;
-}
-
-/*
- * Cross CPU call to install and enable a performance counter
- *
- * Must be called with ctx->mutex held
- */
-static void __perf_install_in_context(void *info)
-{
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter *counter = info;
-	struct perf_counter_context *ctx = counter->ctx;
-	struct perf_counter *leader = counter->group_leader;
-	int cpu = smp_processor_id();
-	int err;
-
-	/*
-	 * If this is a task context, we need to check whether it is
-	 * the current task context of this cpu. If not it has been
-	 * scheduled out before the smp call arrived.
-	 * Or possibly this is the right context but it isn't
-	 * on this cpu because it had no counters.
-	 */
-	if (ctx->task && cpuctx->task_ctx != ctx) {
-		if (cpuctx->task_ctx || ctx->task != current)
-			return;
-		cpuctx->task_ctx = ctx;
-	}
-
-	spin_lock(&ctx->lock);
-	ctx->is_active = 1;
-	update_context_time(ctx);
-
-	/*
-	 * Protect the list operation against NMI by disabling the
-	 * counters on a global level. NOP for non NMI based counters.
-	 */
-	perf_disable();
-
-	add_counter_to_ctx(counter, ctx);
-
-	/*
-	 * Don't put the counter on if it is disabled or if
-	 * it is in a group and the group isn't on.
-	 */
-	if (counter->state != PERF_COUNTER_STATE_INACTIVE ||
-	    (leader != counter && leader->state != PERF_COUNTER_STATE_ACTIVE))
-		goto unlock;
-
-	/*
-	 * An exclusive counter can't go on if there are already active
-	 * hardware counters, and no hardware counter can go on if there
-	 * is already an exclusive counter on.
-	 */
-	if (!group_can_go_on(counter, cpuctx, 1))
-		err = -EEXIST;
-	else
-		err = counter_sched_in(counter, cpuctx, ctx, cpu);
-
-	if (err) {
-		/*
-		 * This counter couldn't go on.  If it is in a group
-		 * then we have to pull the whole group off.
-		 * If the counter group is pinned then put it in error state.
-		 */
-		if (leader != counter)
-			group_sched_out(leader, cpuctx, ctx);
-		if (leader->attr.pinned) {
-			update_group_times(leader);
-			leader->state = PERF_COUNTER_STATE_ERROR;
-		}
-	}
-
-	if (!err && !ctx->task && cpuctx->max_pertask)
-		cpuctx->max_pertask--;
-
- unlock:
-	perf_enable();
-
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Attach a performance counter to a context
- *
- * First we add the counter to the list with the hardware enable bit
- * in counter->hw_config cleared.
- *
- * If the counter is attached to a task which is on a CPU we use a smp
- * call to enable it in the task context. The task might have been
- * scheduled away, but we check this in the smp call again.
- *
- * Must be called with ctx->mutex held.
- */
-static void
-perf_install_in_context(struct perf_counter_context *ctx,
-			struct perf_counter *counter,
-			int cpu)
-{
-	struct task_struct *task = ctx->task;
-
-	if (!task) {
-		/*
-		 * Per cpu counters are installed via an smp call and
-		 * the install is always sucessful.
-		 */
-		smp_call_function_single(cpu, __perf_install_in_context,
-					 counter, 1);
-		return;
-	}
-
-retry:
-	task_oncpu_function_call(task, __perf_install_in_context,
-				 counter);
-
-	spin_lock_irq(&ctx->lock);
-	/*
-	 * we need to retry the smp call.
-	 */
-	if (ctx->is_active && list_empty(&counter->list_entry)) {
-		spin_unlock_irq(&ctx->lock);
-		goto retry;
-	}
-
-	/*
-	 * The lock prevents that this context is scheduled in so we
-	 * can add the counter safely, if it the call above did not
-	 * succeed.
-	 */
-	if (list_empty(&counter->list_entry))
-		add_counter_to_ctx(counter, ctx);
-	spin_unlock_irq(&ctx->lock);
-}
-
-/*
- * Put a counter into inactive state and update time fields.
- * Enabling the leader of a group effectively enables all
- * the group members that aren't explicitly disabled, so we
- * have to update their ->tstamp_enabled also.
- * Note: this works for group members as well as group leaders
- * since the non-leader members' sibling_lists will be empty.
- */
-static void __perf_counter_mark_enabled(struct perf_counter *counter,
-					struct perf_counter_context *ctx)
-{
-	struct perf_counter *sub;
-
-	counter->state = PERF_COUNTER_STATE_INACTIVE;
-	counter->tstamp_enabled = ctx->time - counter->total_time_enabled;
-	list_for_each_entry(sub, &counter->sibling_list, list_entry)
-		if (sub->state >= PERF_COUNTER_STATE_INACTIVE)
-			sub->tstamp_enabled =
-				ctx->time - sub->total_time_enabled;
-}
-
-/*
- * Cross CPU call to enable a performance counter
- */
-static void __perf_counter_enable(void *info)
-{
-	struct perf_counter *counter = info;
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter_context *ctx = counter->ctx;
-	struct perf_counter *leader = counter->group_leader;
-	int err;
-
-	/*
-	 * If this is a per-task counter, need to check whether this
-	 * counter's task is the current task on this cpu.
-	 */
-	if (ctx->task && cpuctx->task_ctx != ctx) {
-		if (cpuctx->task_ctx || ctx->task != current)
-			return;
-		cpuctx->task_ctx = ctx;
-	}
-
-	spin_lock(&ctx->lock);
-	ctx->is_active = 1;
-	update_context_time(ctx);
-
-	if (counter->state >= PERF_COUNTER_STATE_INACTIVE)
-		goto unlock;
-	__perf_counter_mark_enabled(counter, ctx);
-
-	/*
-	 * If the counter is in a group and isn't the group leader,
-	 * then don't put it on unless the group is on.
-	 */
-	if (leader != counter && leader->state != PERF_COUNTER_STATE_ACTIVE)
-		goto unlock;
-
-	if (!group_can_go_on(counter, cpuctx, 1)) {
-		err = -EEXIST;
-	} else {
-		perf_disable();
-		if (counter == leader)
-			err = group_sched_in(counter, cpuctx, ctx,
-					     smp_processor_id());
-		else
-			err = counter_sched_in(counter, cpuctx, ctx,
-					       smp_processor_id());
-		perf_enable();
-	}
-
-	if (err) {
-		/*
-		 * If this counter can't go on and it's part of a
-		 * group, then the whole group has to come off.
-		 */
-		if (leader != counter)
-			group_sched_out(leader, cpuctx, ctx);
-		if (leader->attr.pinned) {
-			update_group_times(leader);
-			leader->state = PERF_COUNTER_STATE_ERROR;
-		}
-	}
-
- unlock:
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Enable a counter.
- *
- * If counter->ctx is a cloned context, callers must make sure that
- * every task struct that counter->ctx->task could possibly point to
- * remains valid.  This condition is satisfied when called through
- * perf_counter_for_each_child or perf_counter_for_each as described
- * for perf_counter_disable.
- */
-static void perf_counter_enable(struct perf_counter *counter)
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	struct task_struct *task = ctx->task;
-
-	if (!task) {
-		/*
-		 * Enable the counter on the cpu that it's on
-		 */
-		smp_call_function_single(counter->cpu, __perf_counter_enable,
-					 counter, 1);
-		return;
-	}
-
-	spin_lock_irq(&ctx->lock);
-	if (counter->state >= PERF_COUNTER_STATE_INACTIVE)
-		goto out;
-
-	/*
-	 * If the counter is in error state, clear that first.
-	 * That way, if we see the counter in error state below, we
-	 * know that it has gone back into error state, as distinct
-	 * from the task having been scheduled away before the
-	 * cross-call arrived.
-	 */
-	if (counter->state == PERF_COUNTER_STATE_ERROR)
-		counter->state = PERF_COUNTER_STATE_OFF;
-
- retry:
-	spin_unlock_irq(&ctx->lock);
-	task_oncpu_function_call(task, __perf_counter_enable, counter);
-
-	spin_lock_irq(&ctx->lock);
-
-	/*
-	 * If the context is active and the counter is still off,
-	 * we need to retry the cross-call.
-	 */
-	if (ctx->is_active && counter->state == PERF_COUNTER_STATE_OFF)
-		goto retry;
-
-	/*
-	 * Since we have the lock this context can't be scheduled
-	 * in, so we can change the state safely.
-	 */
-	if (counter->state == PERF_COUNTER_STATE_OFF)
-		__perf_counter_mark_enabled(counter, ctx);
-
- out:
-	spin_unlock_irq(&ctx->lock);
-}
-
-static int perf_counter_refresh(struct perf_counter *counter, int refresh)
-{
-	/*
-	 * not supported on inherited counters
-	 */
-	if (counter->attr.inherit)
-		return -EINVAL;
-
-	atomic_add(refresh, &counter->event_limit);
-	perf_counter_enable(counter);
-
-	return 0;
-}
-
-void __perf_counter_sched_out(struct perf_counter_context *ctx,
-			      struct perf_cpu_context *cpuctx)
-{
-	struct perf_counter *counter;
-
-	spin_lock(&ctx->lock);
-	ctx->is_active = 0;
-	if (likely(!ctx->nr_counters))
-		goto out;
-	update_context_time(ctx);
-
-	perf_disable();
-	if (ctx->nr_active) {
-		list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-			if (counter != counter->group_leader)
-				counter_sched_out(counter, cpuctx, ctx);
-			else
-				group_sched_out(counter, cpuctx, ctx);
-		}
-	}
-	perf_enable();
- out:
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Test whether two contexts are equivalent, i.e. whether they
- * have both been cloned from the same version of the same context
- * and they both have the same number of enabled counters.
- * If the number of enabled counters is the same, then the set
- * of enabled counters should be the same, because these are both
- * inherited contexts, therefore we can't access individual counters
- * in them directly with an fd; we can only enable/disable all
- * counters via prctl, or enable/disable all counters in a family
- * via ioctl, which will have the same effect on both contexts.
- */
-static int context_equiv(struct perf_counter_context *ctx1,
-			 struct perf_counter_context *ctx2)
-{
-	return ctx1->parent_ctx && ctx1->parent_ctx == ctx2->parent_ctx
-		&& ctx1->parent_gen == ctx2->parent_gen
-		&& !ctx1->pin_count && !ctx2->pin_count;
-}
-
-static void __perf_counter_read(void *counter);
-
-static void __perf_counter_sync_stat(struct perf_counter *counter,
-				     struct perf_counter *next_counter)
-{
-	u64 value;
-
-	if (!counter->attr.inherit_stat)
-		return;
-
-	/*
-	 * Update the counter value, we cannot use perf_counter_read()
-	 * because we're in the middle of a context switch and have IRQs
-	 * disabled, which upsets smp_call_function_single(), however
-	 * we know the counter must be on the current CPU, therefore we
-	 * don't need to use it.
-	 */
-	switch (counter->state) {
-	case PERF_COUNTER_STATE_ACTIVE:
-		__perf_counter_read(counter);
-		break;
-
-	case PERF_COUNTER_STATE_INACTIVE:
-		update_counter_times(counter);
-		break;
-
-	default:
-		break;
-	}
-
-	/*
-	 * In order to keep per-task stats reliable we need to flip the counter
-	 * values when we flip the contexts.
-	 */
-	value = atomic64_read(&next_counter->count);
-	value = atomic64_xchg(&counter->count, value);
-	atomic64_set(&next_counter->count, value);
-
-	swap(counter->total_time_enabled, next_counter->total_time_enabled);
-	swap(counter->total_time_running, next_counter->total_time_running);
-
-	/*
-	 * Since we swizzled the values, update the user visible data too.
-	 */
-	perf_counter_update_userpage(counter);
-	perf_counter_update_userpage(next_counter);
-}
-
-#define list_next_entry(pos, member) \
-	list_entry(pos->member.next, typeof(*pos), member)
-
-static void perf_counter_sync_stat(struct perf_counter_context *ctx,
-				   struct perf_counter_context *next_ctx)
-{
-	struct perf_counter *counter, *next_counter;
-
-	if (!ctx->nr_stat)
-		return;
-
-	counter = list_first_entry(&ctx->event_list,
-				   struct perf_counter, event_entry);
-
-	next_counter = list_first_entry(&next_ctx->event_list,
-					struct perf_counter, event_entry);
-
-	while (&counter->event_entry != &ctx->event_list &&
-	       &next_counter->event_entry != &next_ctx->event_list) {
-
-		__perf_counter_sync_stat(counter, next_counter);
-
-		counter = list_next_entry(counter, event_entry);
-		next_counter = list_next_entry(next_counter, event_entry);
-	}
-}
-
-/*
- * Called from scheduler to remove the counters of the current task,
- * with interrupts disabled.
- *
- * We stop each counter and update the counter value in counter->count.
- *
- * This does not protect us against NMI, but disable()
- * sets the disabled bit in the control field of counter _before_
- * accessing the counter control register. If a NMI hits, then it will
- * not restart the counter.
- */
-void perf_counter_task_sched_out(struct task_struct *task,
-				 struct task_struct *next, int cpu)
-{
-	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
-	struct perf_counter_context *ctx = task->perf_counter_ctxp;
-	struct perf_counter_context *next_ctx;
-	struct perf_counter_context *parent;
-	struct pt_regs *regs;
-	int do_switch = 1;
-
-	regs = task_pt_regs(task);
-	perf_swcounter_event(PERF_COUNT_SW_CONTEXT_SWITCHES, 1, 1, regs, 0);
-
-	if (likely(!ctx || !cpuctx->task_ctx))
-		return;
-
-	update_context_time(ctx);
-
-	rcu_read_lock();
-	parent = rcu_dereference(ctx->parent_ctx);
-	next_ctx = next->perf_counter_ctxp;
-	if (parent && next_ctx &&
-	    rcu_dereference(next_ctx->parent_ctx) == parent) {
-		/*
-		 * Looks like the two contexts are clones, so we might be
-		 * able to optimize the context switch.  We lock both
-		 * contexts and check that they are clones under the
-		 * lock (including re-checking that neither has been
-		 * uncloned in the meantime).  It doesn't matter which
-		 * order we take the locks because no other cpu could
-		 * be trying to lock both of these tasks.
-		 */
-		spin_lock(&ctx->lock);
-		spin_lock_nested(&next_ctx->lock, SINGLE_DEPTH_NESTING);
-		if (context_equiv(ctx, next_ctx)) {
-			/*
-			 * XXX do we need a memory barrier of sorts
-			 * wrt to rcu_dereference() of perf_counter_ctxp
-			 */
-			task->perf_counter_ctxp = next_ctx;
-			next->perf_counter_ctxp = ctx;
-			ctx->task = next;
-			next_ctx->task = task;
-			do_switch = 0;
-
-			perf_counter_sync_stat(ctx, next_ctx);
-		}
-		spin_unlock(&next_ctx->lock);
-		spin_unlock(&ctx->lock);
-	}
-	rcu_read_unlock();
-
-	if (do_switch) {
-		__perf_counter_sched_out(ctx, cpuctx);
-		cpuctx->task_ctx = NULL;
-	}
-}
-
-/*
- * Called with IRQs disabled
- */
-static void __perf_counter_task_sched_out(struct perf_counter_context *ctx)
-{
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-
-	if (!cpuctx->task_ctx)
-		return;
-
-	if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))
-		return;
-
-	__perf_counter_sched_out(ctx, cpuctx);
-	cpuctx->task_ctx = NULL;
-}
-
-/*
- * Called with IRQs disabled
- */
-static void perf_counter_cpu_sched_out(struct perf_cpu_context *cpuctx)
-{
-	__perf_counter_sched_out(&cpuctx->ctx, cpuctx);
-}
-
-static void
-__perf_counter_sched_in(struct perf_counter_context *ctx,
-			struct perf_cpu_context *cpuctx, int cpu)
-{
-	struct perf_counter *counter;
-	int can_add_hw = 1;
-
-	spin_lock(&ctx->lock);
-	ctx->is_active = 1;
-	if (likely(!ctx->nr_counters))
-		goto out;
-
-	ctx->timestamp = perf_clock();
-
-	perf_disable();
-
-	/*
-	 * First go through the list and put on any pinned groups
-	 * in order to give them the best chance of going on.
-	 */
-	list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-		if (counter->state <= PERF_COUNTER_STATE_OFF ||
-		    !counter->attr.pinned)
-			continue;
-		if (counter->cpu != -1 && counter->cpu != cpu)
-			continue;
-
-		if (counter != counter->group_leader)
-			counter_sched_in(counter, cpuctx, ctx, cpu);
-		else {
-			if (group_can_go_on(counter, cpuctx, 1))
-				group_sched_in(counter, cpuctx, ctx, cpu);
-		}
-
-		/*
-		 * If this pinned group hasn't been scheduled,
-		 * put it in error state.
-		 */
-		if (counter->state == PERF_COUNTER_STATE_INACTIVE) {
-			update_group_times(counter);
-			counter->state = PERF_COUNTER_STATE_ERROR;
-		}
-	}
-
-	list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-		/*
-		 * Ignore counters in OFF or ERROR state, and
-		 * ignore pinned counters since we did them already.
-		 */
-		if (counter->state <= PERF_COUNTER_STATE_OFF ||
-		    counter->attr.pinned)
-			continue;
-
-		/*
-		 * Listen to the 'cpu' scheduling filter constraint
-		 * of counters:
-		 */
-		if (counter->cpu != -1 && counter->cpu != cpu)
-			continue;
-
-		if (counter != counter->group_leader) {
-			if (counter_sched_in(counter, cpuctx, ctx, cpu))
-				can_add_hw = 0;
-		} else {
-			if (group_can_go_on(counter, cpuctx, can_add_hw)) {
-				if (group_sched_in(counter, cpuctx, ctx, cpu))
-					can_add_hw = 0;
-			}
-		}
-	}
-	perf_enable();
- out:
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Called from scheduler to add the counters of the current task
- * with interrupts disabled.
- *
- * We restore the counter value and then enable it.
- *
- * This does not protect us against NMI, but enable()
- * sets the enabled bit in the control field of counter _before_
- * accessing the counter control register. If a NMI hits, then it will
- * keep the counter running.
- */
-void perf_counter_task_sched_in(struct task_struct *task, int cpu)
-{
-	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
-	struct perf_counter_context *ctx = task->perf_counter_ctxp;
-
-	if (likely(!ctx))
-		return;
-	if (cpuctx->task_ctx == ctx)
-		return;
-	__perf_counter_sched_in(ctx, cpuctx, cpu);
-	cpuctx->task_ctx = ctx;
-}
-
-static void perf_counter_cpu_sched_in(struct perf_cpu_context *cpuctx, int cpu)
-{
-	struct perf_counter_context *ctx = &cpuctx->ctx;
-
-	__perf_counter_sched_in(ctx, cpuctx, cpu);
-}
-
-#define MAX_INTERRUPTS (~0ULL)
-
-static void perf_log_throttle(struct perf_counter *counter, int enable);
-
-static void perf_adjust_period(struct perf_counter *counter, u64 events)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	u64 period, sample_period;
-	s64 delta;
-
-	events *= hwc->sample_period;
-	period = div64_u64(events, counter->attr.sample_freq);
-
-	delta = (s64)(period - hwc->sample_period);
-	delta = (delta + 7) / 8; /* low pass filter */
-
-	sample_period = hwc->sample_period + delta;
-
-	if (!sample_period)
-		sample_period = 1;
-
-	hwc->sample_period = sample_period;
-}
-
-static void perf_ctx_adjust_freq(struct perf_counter_context *ctx)
-{
-	struct perf_counter *counter;
-	struct hw_perf_counter *hwc;
-	u64 interrupts, freq;
-
-	spin_lock(&ctx->lock);
-	list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-		if (counter->state != PERF_COUNTER_STATE_ACTIVE)
-			continue;
-
-		hwc = &counter->hw;
-
-		interrupts = hwc->interrupts;
-		hwc->interrupts = 0;
-
-		/*
-		 * unthrottle counters on the tick
-		 */
-		if (interrupts == MAX_INTERRUPTS) {
-			perf_log_throttle(counter, 1);
-			counter->pmu->unthrottle(counter);
-			interrupts = 2*sysctl_perf_counter_sample_rate/HZ;
-		}
-
-		if (!counter->attr.freq || !counter->attr.sample_freq)
-			continue;
-
-		/*
-		 * if the specified freq < HZ then we need to skip ticks
-		 */
-		if (counter->attr.sample_freq < HZ) {
-			freq = counter->attr.sample_freq;
-
-			hwc->freq_count += freq;
-			hwc->freq_interrupts += interrupts;
-
-			if (hwc->freq_count < HZ)
-				continue;
-
-			interrupts = hwc->freq_interrupts;
-			hwc->freq_interrupts = 0;
-			hwc->freq_count -= HZ;
-		} else
-			freq = HZ;
-
-		perf_adjust_period(counter, freq * interrupts);
-
-		/*
-		 * In order to avoid being stalled by an (accidental) huge
-		 * sample period, force reset the sample period if we didn't
-		 * get any events in this freq period.
-		 */
-		if (!interrupts) {
-			perf_disable();
-			counter->pmu->disable(counter);
-			atomic64_set(&hwc->period_left, 0);
-			counter->pmu->enable(counter);
-			perf_enable();
-		}
-	}
-	spin_unlock(&ctx->lock);
-}
-
-/*
- * Round-robin a context's counters:
- */
-static void rotate_ctx(struct perf_counter_context *ctx)
-{
-	struct perf_counter *counter;
-
-	if (!ctx->nr_counters)
-		return;
-
-	spin_lock(&ctx->lock);
-	/*
-	 * Rotate the first entry last (works just fine for group counters too):
-	 */
-	perf_disable();
-	list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-		list_move_tail(&counter->list_entry, &ctx->counter_list);
-		break;
-	}
-	perf_enable();
-
-	spin_unlock(&ctx->lock);
-}
-
-void perf_counter_task_tick(struct task_struct *curr, int cpu)
-{
-	struct perf_cpu_context *cpuctx;
-	struct perf_counter_context *ctx;
-
-	if (!atomic_read(&nr_counters))
-		return;
-
-	cpuctx = &per_cpu(perf_cpu_context, cpu);
-	ctx = curr->perf_counter_ctxp;
-
-	perf_ctx_adjust_freq(&cpuctx->ctx);
-	if (ctx)
-		perf_ctx_adjust_freq(ctx);
-
-	perf_counter_cpu_sched_out(cpuctx);
-	if (ctx)
-		__perf_counter_task_sched_out(ctx);
-
-	rotate_ctx(&cpuctx->ctx);
-	if (ctx)
-		rotate_ctx(ctx);
-
-	perf_counter_cpu_sched_in(cpuctx, cpu);
-	if (ctx)
-		perf_counter_task_sched_in(curr, cpu);
-}
-
-/*
- * Enable all of a task's counters that have been marked enable-on-exec.
- * This expects task == current.
- */
-static void perf_counter_enable_on_exec(struct task_struct *task)
-{
-	struct perf_counter_context *ctx;
-	struct perf_counter *counter;
-	unsigned long flags;
-	int enabled = 0;
-
-	local_irq_save(flags);
-	ctx = task->perf_counter_ctxp;
-	if (!ctx || !ctx->nr_counters)
-		goto out;
-
-	__perf_counter_task_sched_out(ctx);
-
-	spin_lock(&ctx->lock);
-
-	list_for_each_entry(counter, &ctx->counter_list, list_entry) {
-		if (!counter->attr.enable_on_exec)
-			continue;
-		counter->attr.enable_on_exec = 0;
-		if (counter->state >= PERF_COUNTER_STATE_INACTIVE)
-			continue;
-		__perf_counter_mark_enabled(counter, ctx);
-		enabled = 1;
-	}
-
-	/*
-	 * Unclone this context if we enabled any counter.
-	 */
-	if (enabled)
-		unclone_ctx(ctx);
-
-	spin_unlock(&ctx->lock);
-
-	perf_counter_task_sched_in(task, smp_processor_id());
- out:
-	local_irq_restore(flags);
-}
-
-/*
- * Cross CPU call to read the hardware counter
- */
-static void __perf_counter_read(void *info)
-{
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter *counter = info;
-	struct perf_counter_context *ctx = counter->ctx;
-	unsigned long flags;
-
-	/*
-	 * If this is a task context, we need to check whether it is
-	 * the current task context of this cpu.  If not it has been
-	 * scheduled out before the smp call arrived.  In that case
-	 * counter->count would have been updated to a recent sample
-	 * when the counter was scheduled out.
-	 */
-	if (ctx->task && cpuctx->task_ctx != ctx)
-		return;
-
-	local_irq_save(flags);
-	if (ctx->is_active)
-		update_context_time(ctx);
-	counter->pmu->read(counter);
-	update_counter_times(counter);
-	local_irq_restore(flags);
-}
-
-static u64 perf_counter_read(struct perf_counter *counter)
-{
-	/*
-	 * If counter is enabled and currently active on a CPU, update the
-	 * value in the counter structure:
-	 */
-	if (counter->state == PERF_COUNTER_STATE_ACTIVE) {
-		smp_call_function_single(counter->oncpu,
-					 __perf_counter_read, counter, 1);
-	} else if (counter->state == PERF_COUNTER_STATE_INACTIVE) {
-		update_counter_times(counter);
-	}
-
-	return atomic64_read(&counter->count);
-}
-
-/*
- * Initialize the perf_counter context in a task_struct:
- */
-static void
-__perf_counter_init_context(struct perf_counter_context *ctx,
-			    struct task_struct *task)
-{
-	memset(ctx, 0, sizeof(*ctx));
-	spin_lock_init(&ctx->lock);
-	mutex_init(&ctx->mutex);
-	INIT_LIST_HEAD(&ctx->counter_list);
-	INIT_LIST_HEAD(&ctx->event_list);
-	atomic_set(&ctx->refcount, 1);
-	ctx->task = task;
-}
-
-static struct perf_counter_context *find_get_context(pid_t pid, int cpu)
-{
-	struct perf_counter_context *ctx;
-	struct perf_cpu_context *cpuctx;
-	struct task_struct *task;
-	unsigned long flags;
-	int err;
-
-	/*
-	 * If cpu is not a wildcard then this is a percpu counter:
-	 */
-	if (cpu != -1) {
-		/* Must be root to operate on a CPU counter: */
-		if (perf_paranoid_cpu() && !capable(CAP_SYS_ADMIN))
-			return ERR_PTR(-EACCES);
-
-		if (cpu < 0 || cpu > num_possible_cpus())
-			return ERR_PTR(-EINVAL);
-
-		/*
-		 * We could be clever and allow to attach a counter to an
-		 * offline CPU and activate it when the CPU comes up, but
-		 * that's for later.
-		 */
-		if (!cpu_isset(cpu, cpu_online_map))
-			return ERR_PTR(-ENODEV);
-
-		cpuctx = &per_cpu(perf_cpu_context, cpu);
-		ctx = &cpuctx->ctx;
-		get_ctx(ctx);
-
-		return ctx;
-	}
-
-	rcu_read_lock();
-	if (!pid)
-		task = current;
-	else
-		task = find_task_by_vpid(pid);
-	if (task)
-		get_task_struct(task);
-	rcu_read_unlock();
-
-	if (!task)
-		return ERR_PTR(-ESRCH);
-
-	/*
-	 * Can't attach counters to a dying task.
-	 */
-	err = -ESRCH;
-	if (task->flags & PF_EXITING)
-		goto errout;
-
-	/* Reuse ptrace permission checks for now. */
-	err = -EACCES;
-	if (!ptrace_may_access(task, PTRACE_MODE_READ))
-		goto errout;
-
- retry:
-	ctx = perf_lock_task_context(task, &flags);
-	if (ctx) {
-		unclone_ctx(ctx);
-		spin_unlock_irqrestore(&ctx->lock, flags);
-	}
-
-	if (!ctx) {
-		ctx = kmalloc(sizeof(struct perf_counter_context), GFP_KERNEL);
-		err = -ENOMEM;
-		if (!ctx)
-			goto errout;
-		__perf_counter_init_context(ctx, task);
-		get_ctx(ctx);
-		if (cmpxchg(&task->perf_counter_ctxp, NULL, ctx)) {
-			/*
-			 * We raced with some other task; use
-			 * the context they set.
-			 */
-			kfree(ctx);
-			goto retry;
-		}
-		get_task_struct(task);
-	}
-
-	put_task_struct(task);
-	return ctx;
-
- errout:
-	put_task_struct(task);
-	return ERR_PTR(err);
-}
-
-static void free_counter_rcu(struct rcu_head *head)
-{
-	struct perf_counter *counter;
-
-	counter = container_of(head, struct perf_counter, rcu_head);
-	if (counter->ns)
-		put_pid_ns(counter->ns);
-	kfree(counter);
-}
-
-static void perf_pending_sync(struct perf_counter *counter);
-
-static void free_counter(struct perf_counter *counter)
-{
-	perf_pending_sync(counter);
-
-	if (!counter->parent) {
-		atomic_dec(&nr_counters);
-		if (counter->attr.mmap)
-			atomic_dec(&nr_mmap_counters);
-		if (counter->attr.comm)
-			atomic_dec(&nr_comm_counters);
-		if (counter->attr.task)
-			atomic_dec(&nr_task_counters);
-	}
-
-	if (counter->output) {
-		fput(counter->output->filp);
-		counter->output = NULL;
-	}
-
-	if (counter->destroy)
-		counter->destroy(counter);
-
-	put_ctx(counter->ctx);
-	call_rcu(&counter->rcu_head, free_counter_rcu);
-}
-
-/*
- * Called when the last reference to the file is gone.
- */
-static int perf_release(struct inode *inode, struct file *file)
-{
-	struct perf_counter *counter = file->private_data;
-	struct perf_counter_context *ctx = counter->ctx;
-
-	file->private_data = NULL;
-
-	WARN_ON_ONCE(ctx->parent_ctx);
-	mutex_lock(&ctx->mutex);
-	perf_counter_remove_from_context(counter);
-	mutex_unlock(&ctx->mutex);
-
-	mutex_lock(&counter->owner->perf_counter_mutex);
-	list_del_init(&counter->owner_entry);
-	mutex_unlock(&counter->owner->perf_counter_mutex);
-	put_task_struct(counter->owner);
-
-	free_counter(counter);
-
-	return 0;
-}
-
-static int perf_counter_read_size(struct perf_counter *counter)
-{
-	int entry = sizeof(u64); /* value */
-	int size = 0;
-	int nr = 1;
-
-	if (counter->attr.read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
-		size += sizeof(u64);
-
-	if (counter->attr.read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
-		size += sizeof(u64);
-
-	if (counter->attr.read_format & PERF_FORMAT_ID)
-		entry += sizeof(u64);
-
-	if (counter->attr.read_format & PERF_FORMAT_GROUP) {
-		nr += counter->group_leader->nr_siblings;
-		size += sizeof(u64);
-	}
-
-	size += entry * nr;
-
-	return size;
-}
-
-static u64 perf_counter_read_value(struct perf_counter *counter)
-{
-	struct perf_counter *child;
-	u64 total = 0;
-
-	total += perf_counter_read(counter);
-	list_for_each_entry(child, &counter->child_list, child_list)
-		total += perf_counter_read(child);
-
-	return total;
-}
-
-static int perf_counter_read_entry(struct perf_counter *counter,
-				   u64 read_format, char __user *buf)
-{
-	int n = 0, count = 0;
-	u64 values[2];
-
-	values[n++] = perf_counter_read_value(counter);
-	if (read_format & PERF_FORMAT_ID)
-		values[n++] = primary_counter_id(counter);
-
-	count = n * sizeof(u64);
-
-	if (copy_to_user(buf, values, count))
-		return -EFAULT;
-
-	return count;
-}
-
-static int perf_counter_read_group(struct perf_counter *counter,
-				   u64 read_format, char __user *buf)
-{
-	struct perf_counter *leader = counter->group_leader, *sub;
-	int n = 0, size = 0, err = -EFAULT;
-	u64 values[3];
-
-	values[n++] = 1 + leader->nr_siblings;
-	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
-		values[n++] = leader->total_time_enabled +
-			atomic64_read(&leader->child_total_time_enabled);
-	}
-	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
-		values[n++] = leader->total_time_running +
-			atomic64_read(&leader->child_total_time_running);
-	}
-
-	size = n * sizeof(u64);
-
-	if (copy_to_user(buf, values, size))
-		return -EFAULT;
-
-	err = perf_counter_read_entry(leader, read_format, buf + size);
-	if (err < 0)
-		return err;
-
-	size += err;
-
-	list_for_each_entry(sub, &leader->sibling_list, list_entry) {
-		err = perf_counter_read_entry(sub, read_format,
-				buf + size);
-		if (err < 0)
-			return err;
-
-		size += err;
-	}
-
-	return size;
-}
-
-static int perf_counter_read_one(struct perf_counter *counter,
-				 u64 read_format, char __user *buf)
-{
-	u64 values[4];
-	int n = 0;
-
-	values[n++] = perf_counter_read_value(counter);
-	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
-		values[n++] = counter->total_time_enabled +
-			atomic64_read(&counter->child_total_time_enabled);
-	}
-	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
-		values[n++] = counter->total_time_running +
-			atomic64_read(&counter->child_total_time_running);
-	}
-	if (read_format & PERF_FORMAT_ID)
-		values[n++] = primary_counter_id(counter);
-
-	if (copy_to_user(buf, values, n * sizeof(u64)))
-		return -EFAULT;
-
-	return n * sizeof(u64);
-}
-
-/*
- * Read the performance counter - simple non blocking version for now
- */
-static ssize_t
-perf_read_hw(struct perf_counter *counter, char __user *buf, size_t count)
-{
-	u64 read_format = counter->attr.read_format;
-	int ret;
-
-	/*
-	 * Return end-of-file for a read on a counter that is in
-	 * error state (i.e. because it was pinned but it couldn't be
-	 * scheduled on to the CPU at some point).
-	 */
-	if (counter->state == PERF_COUNTER_STATE_ERROR)
-		return 0;
-
-	if (count < perf_counter_read_size(counter))
-		return -ENOSPC;
-
-	WARN_ON_ONCE(counter->ctx->parent_ctx);
-	mutex_lock(&counter->child_mutex);
-	if (read_format & PERF_FORMAT_GROUP)
-		ret = perf_counter_read_group(counter, read_format, buf);
-	else
-		ret = perf_counter_read_one(counter, read_format, buf);
-	mutex_unlock(&counter->child_mutex);
-
-	return ret;
-}
-
-static ssize_t
-perf_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
-{
-	struct perf_counter *counter = file->private_data;
-
-	return perf_read_hw(counter, buf, count);
-}
-
-static unsigned int perf_poll(struct file *file, poll_table *wait)
-{
-	struct perf_counter *counter = file->private_data;
-	struct perf_mmap_data *data;
-	unsigned int events = POLL_HUP;
-
-	rcu_read_lock();
-	data = rcu_dereference(counter->data);
-	if (data)
-		events = atomic_xchg(&data->poll, 0);
-	rcu_read_unlock();
-
-	poll_wait(file, &counter->waitq, wait);
-
-	return events;
-}
-
-static void perf_counter_reset(struct perf_counter *counter)
-{
-	(void)perf_counter_read(counter);
-	atomic64_set(&counter->count, 0);
-	perf_counter_update_userpage(counter);
-}
-
-/*
- * Holding the top-level counter's child_mutex means that any
- * descendant process that has inherited this counter will block
- * in sync_child_counter if it goes to exit, thus satisfying the
- * task existence requirements of perf_counter_enable/disable.
- */
-static void perf_counter_for_each_child(struct perf_counter *counter,
-					void (*func)(struct perf_counter *))
-{
-	struct perf_counter *child;
-
-	WARN_ON_ONCE(counter->ctx->parent_ctx);
-	mutex_lock(&counter->child_mutex);
-	func(counter);
-	list_for_each_entry(child, &counter->child_list, child_list)
-		func(child);
-	mutex_unlock(&counter->child_mutex);
-}
-
-static void perf_counter_for_each(struct perf_counter *counter,
-				  void (*func)(struct perf_counter *))
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	struct perf_counter *sibling;
-
-	WARN_ON_ONCE(ctx->parent_ctx);
-	mutex_lock(&ctx->mutex);
-	counter = counter->group_leader;
-
-	perf_counter_for_each_child(counter, func);
-	func(counter);
-	list_for_each_entry(sibling, &counter->sibling_list, list_entry)
-		perf_counter_for_each_child(counter, func);
-	mutex_unlock(&ctx->mutex);
-}
-
-static int perf_counter_period(struct perf_counter *counter, u64 __user *arg)
-{
-	struct perf_counter_context *ctx = counter->ctx;
-	unsigned long size;
-	int ret = 0;
-	u64 value;
-
-	if (!counter->attr.sample_period)
-		return -EINVAL;
-
-	size = copy_from_user(&value, arg, sizeof(value));
-	if (size != sizeof(value))
-		return -EFAULT;
-
-	if (!value)
-		return -EINVAL;
-
-	spin_lock_irq(&ctx->lock);
-	if (counter->attr.freq) {
-		if (value > sysctl_perf_counter_sample_rate) {
-			ret = -EINVAL;
-			goto unlock;
-		}
-
-		counter->attr.sample_freq = value;
-	} else {
-		counter->attr.sample_period = value;
-		counter->hw.sample_period = value;
-	}
-unlock:
-	spin_unlock_irq(&ctx->lock);
-
-	return ret;
-}
-
-int perf_counter_set_output(struct perf_counter *counter, int output_fd);
-
-static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
-{
-	struct perf_counter *counter = file->private_data;
-	void (*func)(struct perf_counter *);
-	u32 flags = arg;
-
-	switch (cmd) {
-	case PERF_COUNTER_IOC_ENABLE:
-		func = perf_counter_enable;
-		break;
-	case PERF_COUNTER_IOC_DISABLE:
-		func = perf_counter_disable;
-		break;
-	case PERF_COUNTER_IOC_RESET:
-		func = perf_counter_reset;
-		break;
-
-	case PERF_COUNTER_IOC_REFRESH:
-		return perf_counter_refresh(counter, arg);
-
-	case PERF_COUNTER_IOC_PERIOD:
-		return perf_counter_period(counter, (u64 __user *)arg);
-
-	case PERF_COUNTER_IOC_SET_OUTPUT:
-		return perf_counter_set_output(counter, arg);
-
-	default:
-		return -ENOTTY;
-	}
-
-	if (flags & PERF_IOC_FLAG_GROUP)
-		perf_counter_for_each(counter, func);
-	else
-		perf_counter_for_each_child(counter, func);
-
-	return 0;
-}
-
-int perf_counter_task_enable(void)
-{
-	struct perf_counter *counter;
-
-	mutex_lock(&current->perf_counter_mutex);
-	list_for_each_entry(counter, &current->perf_counter_list, owner_entry)
-		perf_counter_for_each_child(counter, perf_counter_enable);
-	mutex_unlock(&current->perf_counter_mutex);
-
-	return 0;
-}
-
-int perf_counter_task_disable(void)
-{
-	struct perf_counter *counter;
-
-	mutex_lock(&current->perf_counter_mutex);
-	list_for_each_entry(counter, &current->perf_counter_list, owner_entry)
-		perf_counter_for_each_child(counter, perf_counter_disable);
-	mutex_unlock(&current->perf_counter_mutex);
-
-	return 0;
-}
-
-#ifndef PERF_COUNTER_INDEX_OFFSET
-# define PERF_COUNTER_INDEX_OFFSET 0
-#endif
-
-static int perf_counter_index(struct perf_counter *counter)
-{
-	if (counter->state != PERF_COUNTER_STATE_ACTIVE)
-		return 0;
-
-	return counter->hw.idx + 1 - PERF_COUNTER_INDEX_OFFSET;
-}
-
-/*
- * Callers need to ensure there can be no nesting of this function, otherwise
- * the seqlock logic goes bad. We can not serialize this because the arch
- * code calls this from NMI context.
- */
-void perf_counter_update_userpage(struct perf_counter *counter)
-{
-	struct perf_counter_mmap_page *userpg;
-	struct perf_mmap_data *data;
-
-	rcu_read_lock();
-	data = rcu_dereference(counter->data);
-	if (!data)
-		goto unlock;
-
-	userpg = data->user_page;
-
-	/*
-	 * Disable preemption so as to not let the corresponding user-space
-	 * spin too long if we get preempted.
-	 */
-	preempt_disable();
-	++userpg->lock;
-	barrier();
-	userpg->index = perf_counter_index(counter);
-	userpg->offset = atomic64_read(&counter->count);
-	if (counter->state == PERF_COUNTER_STATE_ACTIVE)
-		userpg->offset -= atomic64_read(&counter->hw.prev_count);
-
-	userpg->time_enabled = counter->total_time_enabled +
-			atomic64_read(&counter->child_total_time_enabled);
-
-	userpg->time_running = counter->total_time_running +
-			atomic64_read(&counter->child_total_time_running);
-
-	barrier();
-	++userpg->lock;
-	preempt_enable();
-unlock:
-	rcu_read_unlock();
-}
-
-static int perf_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
-{
-	struct perf_counter *counter = vma->vm_file->private_data;
-	struct perf_mmap_data *data;
-	int ret = VM_FAULT_SIGBUS;
-
-	if (vmf->flags & FAULT_FLAG_MKWRITE) {
-		if (vmf->pgoff == 0)
-			ret = 0;
-		return ret;
-	}
-
-	rcu_read_lock();
-	data = rcu_dereference(counter->data);
-	if (!data)
-		goto unlock;
-
-	if (vmf->pgoff == 0) {
-		vmf->page = virt_to_page(data->user_page);
-	} else {
-		int nr = vmf->pgoff - 1;
-
-		if ((unsigned)nr > data->nr_pages)
-			goto unlock;
-
-		if (vmf->flags & FAULT_FLAG_WRITE)
-			goto unlock;
-
-		vmf->page = virt_to_page(data->data_pages[nr]);
-	}
-
-	get_page(vmf->page);
-	vmf->page->mapping = vma->vm_file->f_mapping;
-	vmf->page->index   = vmf->pgoff;
-
-	ret = 0;
-unlock:
-	rcu_read_unlock();
-
-	return ret;
-}
-
-static int perf_mmap_data_alloc(struct perf_counter *counter, int nr_pages)
-{
-	struct perf_mmap_data *data;
-	unsigned long size;
-	int i;
-
-	WARN_ON(atomic_read(&counter->mmap_count));
-
-	size = sizeof(struct perf_mmap_data);
-	size += nr_pages * sizeof(void *);
-
-	data = kzalloc(size, GFP_KERNEL);
-	if (!data)
-		goto fail;
-
-	data->user_page = (void *)get_zeroed_page(GFP_KERNEL);
-	if (!data->user_page)
-		goto fail_user_page;
-
-	for (i = 0; i < nr_pages; i++) {
-		data->data_pages[i] = (void *)get_zeroed_page(GFP_KERNEL);
-		if (!data->data_pages[i])
-			goto fail_data_pages;
-	}
-
-	data->nr_pages = nr_pages;
-	atomic_set(&data->lock, -1);
-
-	rcu_assign_pointer(counter->data, data);
-
-	return 0;
-
-fail_data_pages:
-	for (i--; i >= 0; i--)
-		free_page((unsigned long)data->data_pages[i]);
-
-	free_page((unsigned long)data->user_page);
-
-fail_user_page:
-	kfree(data);
-
-fail:
-	return -ENOMEM;
-}
-
-static void perf_mmap_free_page(unsigned long addr)
-{
-	struct page *page = virt_to_page((void *)addr);
-
-	page->mapping = NULL;
-	__free_page(page);
-}
-
-static void __perf_mmap_data_free(struct rcu_head *rcu_head)
-{
-	struct perf_mmap_data *data;
-	int i;
-
-	data = container_of(rcu_head, struct perf_mmap_data, rcu_head);
-
-	perf_mmap_free_page((unsigned long)data->user_page);
-	for (i = 0; i < data->nr_pages; i++)
-		perf_mmap_free_page((unsigned long)data->data_pages[i]);
-
-	kfree(data);
-}
-
-static void perf_mmap_data_free(struct perf_counter *counter)
-{
-	struct perf_mmap_data *data = counter->data;
-
-	WARN_ON(atomic_read(&counter->mmap_count));
-
-	rcu_assign_pointer(counter->data, NULL);
-	call_rcu(&data->rcu_head, __perf_mmap_data_free);
-}
-
-static void perf_mmap_open(struct vm_area_struct *vma)
-{
-	struct perf_counter *counter = vma->vm_file->private_data;
-
-	atomic_inc(&counter->mmap_count);
-}
-
-static void perf_mmap_close(struct vm_area_struct *vma)
-{
-	struct perf_counter *counter = vma->vm_file->private_data;
-
-	WARN_ON_ONCE(counter->ctx->parent_ctx);
-	if (atomic_dec_and_mutex_lock(&counter->mmap_count, &counter->mmap_mutex)) {
-		struct user_struct *user = current_user();
-
-		atomic_long_sub(counter->data->nr_pages + 1, &user->locked_vm);
-		vma->vm_mm->locked_vm -= counter->data->nr_locked;
-		perf_mmap_data_free(counter);
-		mutex_unlock(&counter->mmap_mutex);
-	}
-}
-
-static struct vm_operations_struct perf_mmap_vmops = {
-	.open		= perf_mmap_open,
-	.close		= perf_mmap_close,
-	.fault		= perf_mmap_fault,
-	.page_mkwrite	= perf_mmap_fault,
-};
-
-static int perf_mmap(struct file *file, struct vm_area_struct *vma)
-{
-	struct perf_counter *counter = file->private_data;
-	unsigned long user_locked, user_lock_limit;
-	struct user_struct *user = current_user();
-	unsigned long locked, lock_limit;
-	unsigned long vma_size;
-	unsigned long nr_pages;
-	long user_extra, extra;
-	int ret = 0;
-
-	if (!(vma->vm_flags & VM_SHARED))
-		return -EINVAL;
-
-	vma_size = vma->vm_end - vma->vm_start;
-	nr_pages = (vma_size / PAGE_SIZE) - 1;
-
-	/*
-	 * If we have data pages ensure they're a power-of-two number, so we
-	 * can do bitmasks instead of modulo.
-	 */
-	if (nr_pages != 0 && !is_power_of_2(nr_pages))
-		return -EINVAL;
-
-	if (vma_size != PAGE_SIZE * (1 + nr_pages))
-		return -EINVAL;
-
-	if (vma->vm_pgoff != 0)
-		return -EINVAL;
-
-	WARN_ON_ONCE(counter->ctx->parent_ctx);
-	mutex_lock(&counter->mmap_mutex);
-	if (counter->output) {
-		ret = -EINVAL;
-		goto unlock;
-	}
-
-	if (atomic_inc_not_zero(&counter->mmap_count)) {
-		if (nr_pages != counter->data->nr_pages)
-			ret = -EINVAL;
-		goto unlock;
-	}
-
-	user_extra = nr_pages + 1;
-	user_lock_limit = sysctl_perf_counter_mlock >> (PAGE_SHIFT - 10);
-
-	/*
-	 * Increase the limit linearly with more CPUs:
-	 */
-	user_lock_limit *= num_online_cpus();
-
-	user_locked = atomic_long_read(&user->locked_vm) + user_extra;
-
-	extra = 0;
-	if (user_locked > user_lock_limit)
-		extra = user_locked - user_lock_limit;
-
-	lock_limit = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur;
-	lock_limit >>= PAGE_SHIFT;
-	locked = vma->vm_mm->locked_vm + extra;
-
-	if ((locked > lock_limit) && !capable(CAP_IPC_LOCK)) {
-		ret = -EPERM;
-		goto unlock;
-	}
-
-	WARN_ON(counter->data);
-	ret = perf_mmap_data_alloc(counter, nr_pages);
-	if (ret)
-		goto unlock;
-
-	atomic_set(&counter->mmap_count, 1);
-	atomic_long_add(user_extra, &user->locked_vm);
-	vma->vm_mm->locked_vm += extra;
-	counter->data->nr_locked = extra;
-	if (vma->vm_flags & VM_WRITE)
-		counter->data->writable = 1;
-
-unlock:
-	mutex_unlock(&counter->mmap_mutex);
-
-	vma->vm_flags |= VM_RESERVED;
-	vma->vm_ops = &perf_mmap_vmops;
-
-	return ret;
-}
-
-static int perf_fasync(int fd, struct file *filp, int on)
-{
-	struct inode *inode = filp->f_path.dentry->d_inode;
-	struct perf_counter *counter = filp->private_data;
-	int retval;
-
-	mutex_lock(&inode->i_mutex);
-	retval = fasync_helper(fd, filp, on, &counter->fasync);
-	mutex_unlock(&inode->i_mutex);
-
-	if (retval < 0)
-		return retval;
-
-	return 0;
-}
-
-static const struct file_operations perf_fops = {
-	.release		= perf_release,
-	.read			= perf_read,
-	.poll			= perf_poll,
-	.unlocked_ioctl		= perf_ioctl,
-	.compat_ioctl		= perf_ioctl,
-	.mmap			= perf_mmap,
-	.fasync			= perf_fasync,
-};
-
-/*
- * Perf counter wakeup
- *
- * If there's data, ensure we set the poll() state and publish everything
- * to user-space before waking everybody up.
- */
-
-void perf_counter_wakeup(struct perf_counter *counter)
-{
-	wake_up_all(&counter->waitq);
-
-	if (counter->pending_kill) {
-		kill_fasync(&counter->fasync, SIGIO, counter->pending_kill);
-		counter->pending_kill = 0;
-	}
-}
-
-/*
- * Pending wakeups
- *
- * Handle the case where we need to wakeup up from NMI (or rq->lock) context.
- *
- * The NMI bit means we cannot possibly take locks. Therefore, maintain a
- * single linked list and use cmpxchg() to add entries lockless.
- */
-
-static void perf_pending_counter(struct perf_pending_entry *entry)
-{
-	struct perf_counter *counter = container_of(entry,
-			struct perf_counter, pending);
-
-	if (counter->pending_disable) {
-		counter->pending_disable = 0;
-		__perf_counter_disable(counter);
-	}
-
-	if (counter->pending_wakeup) {
-		counter->pending_wakeup = 0;
-		perf_counter_wakeup(counter);
-	}
-}
-
-#define PENDING_TAIL ((struct perf_pending_entry *)-1UL)
-
-static DEFINE_PER_CPU(struct perf_pending_entry *, perf_pending_head) = {
-	PENDING_TAIL,
-};
-
-static void perf_pending_queue(struct perf_pending_entry *entry,
-			       void (*func)(struct perf_pending_entry *))
-{
-	struct perf_pending_entry **head;
-
-	if (cmpxchg(&entry->next, NULL, PENDING_TAIL) != NULL)
-		return;
-
-	entry->func = func;
-
-	head = &get_cpu_var(perf_pending_head);
-
-	do {
-		entry->next = *head;
-	} while (cmpxchg(head, entry->next, entry) != entry->next);
-
-	set_perf_counter_pending();
-
-	put_cpu_var(perf_pending_head);
-}
-
-static int __perf_pending_run(void)
-{
-	struct perf_pending_entry *list;
-	int nr = 0;
-
-	list = xchg(&__get_cpu_var(perf_pending_head), PENDING_TAIL);
-	while (list != PENDING_TAIL) {
-		void (*func)(struct perf_pending_entry *);
-		struct perf_pending_entry *entry = list;
-
-		list = list->next;
-
-		func = entry->func;
-		entry->next = NULL;
-		/*
-		 * Ensure we observe the unqueue before we issue the wakeup,
-		 * so that we won't be waiting forever.
-		 * -- see perf_not_pending().
-		 */
-		smp_wmb();
-
-		func(entry);
-		nr++;
-	}
-
-	return nr;
-}
-
-static inline int perf_not_pending(struct perf_counter *counter)
-{
-	/*
-	 * If we flush on whatever cpu we run, there is a chance we don't
-	 * need to wait.
-	 */
-	get_cpu();
-	__perf_pending_run();
-	put_cpu();
-
-	/*
-	 * Ensure we see the proper queue state before going to sleep
-	 * so that we do not miss the wakeup. -- see perf_pending_handle()
-	 */
-	smp_rmb();
-	return counter->pending.next == NULL;
-}
-
-static void perf_pending_sync(struct perf_counter *counter)
-{
-	wait_event(counter->waitq, perf_not_pending(counter));
-}
-
-void perf_counter_do_pending(void)
-{
-	__perf_pending_run();
-}
-
-/*
- * Callchain support -- arch specific
- */
-
-__weak struct perf_callchain_entry *perf_callchain(struct pt_regs *regs)
-{
-	return NULL;
-}
-
-/*
- * Output
- */
-
-struct perf_output_handle {
-	struct perf_counter	*counter;
-	struct perf_mmap_data	*data;
-	unsigned long		head;
-	unsigned long		offset;
-	int			nmi;
-	int			sample;
-	int			locked;
-	unsigned long		flags;
-};
-
-static bool perf_output_space(struct perf_mmap_data *data,
-			      unsigned int offset, unsigned int head)
-{
-	unsigned long tail;
-	unsigned long mask;
-
-	if (!data->writable)
-		return true;
-
-	mask = (data->nr_pages << PAGE_SHIFT) - 1;
-	/*
-	 * Userspace could choose to issue a mb() before updating the tail
-	 * pointer. So that all reads will be completed before the write is
-	 * issued.
-	 */
-	tail = ACCESS_ONCE(data->user_page->data_tail);
-	smp_rmb();
-
-	offset = (offset - tail) & mask;
-	head   = (head   - tail) & mask;
-
-	if ((int)(head - offset) < 0)
-		return false;
-
-	return true;
-}
-
-static void perf_output_wakeup(struct perf_output_handle *handle)
-{
-	atomic_set(&handle->data->poll, POLL_IN);
-
-	if (handle->nmi) {
-		handle->counter->pending_wakeup = 1;
-		perf_pending_queue(&handle->counter->pending,
-				   perf_pending_counter);
-	} else
-		perf_counter_wakeup(handle->counter);
-}
-
-/*
- * Curious locking construct.
- *
- * We need to ensure a later event doesn't publish a head when a former
- * event isn't done writing. However since we need to deal with NMIs we
- * cannot fully serialize things.
- *
- * What we do is serialize between CPUs so we only have to deal with NMI
- * nesting on a single CPU.
- *
- * We only publish the head (and generate a wakeup) when the outer-most
- * event completes.
- */
-static void perf_output_lock(struct perf_output_handle *handle)
-{
-	struct perf_mmap_data *data = handle->data;
-	int cpu;
-
-	handle->locked = 0;
-
-	local_irq_save(handle->flags);
-	cpu = smp_processor_id();
-
-	if (in_nmi() && atomic_read(&data->lock) == cpu)
-		return;
-
-	while (atomic_cmpxchg(&data->lock, -1, cpu) != -1)
-		cpu_relax();
-
-	handle->locked = 1;
-}
-
-static void perf_output_unlock(struct perf_output_handle *handle)
-{
-	struct perf_mmap_data *data = handle->data;
-	unsigned long head;
-	int cpu;
-
-	data->done_head = data->head;
-
-	if (!handle->locked)
-		goto out;
-
-again:
-	/*
-	 * The xchg implies a full barrier that ensures all writes are done
-	 * before we publish the new head, matched by a rmb() in userspace when
-	 * reading this position.
-	 */
-	while ((head = atomic_long_xchg(&data->done_head, 0)))
-		data->user_page->data_head = head;
-
-	/*
-	 * NMI can happen here, which means we can miss a done_head update.
-	 */
-
-	cpu = atomic_xchg(&data->lock, -1);
-	WARN_ON_ONCE(cpu != smp_processor_id());
-
-	/*
-	 * Therefore we have to validate we did not indeed do so.
-	 */
-	if (unlikely(atomic_long_read(&data->done_head))) {
-		/*
-		 * Since we had it locked, we can lock it again.
-		 */
-		while (atomic_cmpxchg(&data->lock, -1, cpu) != -1)
-			cpu_relax();
-
-		goto again;
-	}
-
-	if (atomic_xchg(&data->wakeup, 0))
-		perf_output_wakeup(handle);
-out:
-	local_irq_restore(handle->flags);
-}
-
-static void perf_output_copy(struct perf_output_handle *handle,
-			     const void *buf, unsigned int len)
-{
-	unsigned int pages_mask;
-	unsigned int offset;
-	unsigned int size;
-	void **pages;
-
-	offset		= handle->offset;
-	pages_mask	= handle->data->nr_pages - 1;
-	pages		= handle->data->data_pages;
-
-	do {
-		unsigned int page_offset;
-		int nr;
-
-		nr	    = (offset >> PAGE_SHIFT) & pages_mask;
-		page_offset = offset & (PAGE_SIZE - 1);
-		size	    = min_t(unsigned int, PAGE_SIZE - page_offset, len);
-
-		memcpy(pages[nr] + page_offset, buf, size);
-
-		len	    -= size;
-		buf	    += size;
-		offset	    += size;
-	} while (len);
-
-	handle->offset = offset;
-
-	/*
-	 * Check we didn't copy past our reservation window, taking the
-	 * possible unsigned int wrap into account.
-	 */
-	WARN_ON_ONCE(((long)(handle->head - handle->offset)) < 0);
-}
-
-#define perf_output_put(handle, x) \
-	perf_output_copy((handle), &(x), sizeof(x))
-
-static int perf_output_begin(struct perf_output_handle *handle,
-			     struct perf_counter *counter, unsigned int size,
-			     int nmi, int sample)
-{
-	struct perf_counter *output_counter;
-	struct perf_mmap_data *data;
-	unsigned int offset, head;
-	int have_lost;
-	struct {
-		struct perf_event_header header;
-		u64			 id;
-		u64			 lost;
-	} lost_event;
-
-	rcu_read_lock();
-	/*
-	 * For inherited counters we send all the output towards the parent.
-	 */
-	if (counter->parent)
-		counter = counter->parent;
-
-	output_counter = rcu_dereference(counter->output);
-	if (output_counter)
-		counter = output_counter;
-
-	data = rcu_dereference(counter->data);
-	if (!data)
-		goto out;
-
-	handle->data	= data;
-	handle->counter	= counter;
-	handle->nmi	= nmi;
-	handle->sample	= sample;
-
-	if (!data->nr_pages)
-		goto fail;
-
-	have_lost = atomic_read(&data->lost);
-	if (have_lost)
-		size += sizeof(lost_event);
-
-	perf_output_lock(handle);
-
-	do {
-		offset = head = atomic_long_read(&data->head);
-		head += size;
-		if (unlikely(!perf_output_space(data, offset, head)))
-			goto fail;
-	} while (atomic_long_cmpxchg(&data->head, offset, head) != offset);
-
-	handle->offset	= offset;
-	handle->head	= head;
-
-	if ((offset >> PAGE_SHIFT) != (head >> PAGE_SHIFT))
-		atomic_set(&data->wakeup, 1);
-
-	if (have_lost) {
-		lost_event.header.type = PERF_EVENT_LOST;
-		lost_event.header.misc = 0;
-		lost_event.header.size = sizeof(lost_event);
-		lost_event.id          = counter->id;
-		lost_event.lost        = atomic_xchg(&data->lost, 0);
-
-		perf_output_put(handle, lost_event);
-	}
-
-	return 0;
-
-fail:
-	atomic_inc(&data->lost);
-	perf_output_unlock(handle);
-out:
-	rcu_read_unlock();
-
-	return -ENOSPC;
-}
-
-static void perf_output_end(struct perf_output_handle *handle)
-{
-	struct perf_counter *counter = handle->counter;
-	struct perf_mmap_data *data = handle->data;
-
-	int wakeup_events = counter->attr.wakeup_events;
-
-	if (handle->sample && wakeup_events) {
-		int events = atomic_inc_return(&data->events);
-		if (events >= wakeup_events) {
-			atomic_sub(wakeup_events, &data->events);
-			atomic_set(&data->wakeup, 1);
-		}
-	}
-
-	perf_output_unlock(handle);
-	rcu_read_unlock();
-}
-
-static u32 perf_counter_pid(struct perf_counter *counter, struct task_struct *p)
-{
-	/*
-	 * only top level counters have the pid namespace they were created in
-	 */
-	if (counter->parent)
-		counter = counter->parent;
-
-	return task_tgid_nr_ns(p, counter->ns);
-}
-
-static u32 perf_counter_tid(struct perf_counter *counter, struct task_struct *p)
-{
-	/*
-	 * only top level counters have the pid namespace they were created in
-	 */
-	if (counter->parent)
-		counter = counter->parent;
-
-	return task_pid_nr_ns(p, counter->ns);
-}
-
-static void perf_output_read_one(struct perf_output_handle *handle,
-				 struct perf_counter *counter)
-{
-	u64 read_format = counter->attr.read_format;
-	u64 values[4];
-	int n = 0;
-
-	values[n++] = atomic64_read(&counter->count);
-	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
-		values[n++] = counter->total_time_enabled +
-			atomic64_read(&counter->child_total_time_enabled);
-	}
-	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
-		values[n++] = counter->total_time_running +
-			atomic64_read(&counter->child_total_time_running);
-	}
-	if (read_format & PERF_FORMAT_ID)
-		values[n++] = primary_counter_id(counter);
-
-	perf_output_copy(handle, values, n * sizeof(u64));
-}
-
-/*
- * XXX PERF_FORMAT_GROUP vs inherited counters seems difficult.
- */
-static void perf_output_read_group(struct perf_output_handle *handle,
-			    struct perf_counter *counter)
-{
-	struct perf_counter *leader = counter->group_leader, *sub;
-	u64 read_format = counter->attr.read_format;
-	u64 values[5];
-	int n = 0;
-
-	values[n++] = 1 + leader->nr_siblings;
-
-	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
-		values[n++] = leader->total_time_enabled;
-
-	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
-		values[n++] = leader->total_time_running;
-
-	if (leader != counter)
-		leader->pmu->read(leader);
-
-	values[n++] = atomic64_read(&leader->count);
-	if (read_format & PERF_FORMAT_ID)
-		values[n++] = primary_counter_id(leader);
-
-	perf_output_copy(handle, values, n * sizeof(u64));
-
-	list_for_each_entry(sub, &leader->sibling_list, list_entry) {
-		n = 0;
-
-		if (sub != counter)
-			sub->pmu->read(sub);
-
-		values[n++] = atomic64_read(&sub->count);
-		if (read_format & PERF_FORMAT_ID)
-			values[n++] = primary_counter_id(sub);
-
-		perf_output_copy(handle, values, n * sizeof(u64));
-	}
-}
-
-static void perf_output_read(struct perf_output_handle *handle,
-			     struct perf_counter *counter)
-{
-	if (counter->attr.read_format & PERF_FORMAT_GROUP)
-		perf_output_read_group(handle, counter);
-	else
-		perf_output_read_one(handle, counter);
-}
-
-void perf_counter_output(struct perf_counter *counter, int nmi,
-				struct perf_sample_data *data)
-{
-	int ret;
-	u64 sample_type = counter->attr.sample_type;
-	struct perf_output_handle handle;
-	struct perf_event_header header;
-	u64 ip;
-	struct {
-		u32 pid, tid;
-	} tid_entry;
-	struct perf_callchain_entry *callchain = NULL;
-	int callchain_size = 0;
-	u64 time;
-	struct {
-		u32 cpu, reserved;
-	} cpu_entry;
-
-	header.type = PERF_EVENT_SAMPLE;
-	header.size = sizeof(header);
-
-	header.misc = 0;
-	header.misc |= perf_misc_flags(data->regs);
-
-	if (sample_type & PERF_SAMPLE_IP) {
-		ip = perf_instruction_pointer(data->regs);
-		header.size += sizeof(ip);
-	}
-
-	if (sample_type & PERF_SAMPLE_TID) {
-		/* namespace issues */
-		tid_entry.pid = perf_counter_pid(counter, current);
-		tid_entry.tid = perf_counter_tid(counter, current);
-
-		header.size += sizeof(tid_entry);
-	}
-
-	if (sample_type & PERF_SAMPLE_TIME) {
-		/*
-		 * Maybe do better on x86 and provide cpu_clock_nmi()
-		 */
-		time = sched_clock();
-
-		header.size += sizeof(u64);
-	}
-
-	if (sample_type & PERF_SAMPLE_ADDR)
-		header.size += sizeof(u64);
-
-	if (sample_type & PERF_SAMPLE_ID)
-		header.size += sizeof(u64);
-
-	if (sample_type & PERF_SAMPLE_STREAM_ID)
-		header.size += sizeof(u64);
-
-	if (sample_type & PERF_SAMPLE_CPU) {
-		header.size += sizeof(cpu_entry);
-
-		cpu_entry.cpu = raw_smp_processor_id();
-		cpu_entry.reserved = 0;
-	}
-
-	if (sample_type & PERF_SAMPLE_PERIOD)
-		header.size += sizeof(u64);
-
-	if (sample_type & PERF_SAMPLE_READ)
-		header.size += perf_counter_read_size(counter);
-
-	if (sample_type & PERF_SAMPLE_CALLCHAIN) {
-		callchain = perf_callchain(data->regs);
-
-		if (callchain) {
-			callchain_size = (1 + callchain->nr) * sizeof(u64);
-			header.size += callchain_size;
-		} else
-			header.size += sizeof(u64);
-	}
-
-	if (sample_type & PERF_SAMPLE_RAW) {
-		int size = sizeof(u32);
-
-		if (data->raw)
-			size += data->raw->size;
-		else
-			size += sizeof(u32);
-
-		WARN_ON_ONCE(size & (sizeof(u64)-1));
-		header.size += size;
-	}
-
-	ret = perf_output_begin(&handle, counter, header.size, nmi, 1);
-	if (ret)
-		return;
-
-	perf_output_put(&handle, header);
-
-	if (sample_type & PERF_SAMPLE_IP)
-		perf_output_put(&handle, ip);
-
-	if (sample_type & PERF_SAMPLE_TID)
-		perf_output_put(&handle, tid_entry);
-
-	if (sample_type & PERF_SAMPLE_TIME)
-		perf_output_put(&handle, time);
-
-	if (sample_type & PERF_SAMPLE_ADDR)
-		perf_output_put(&handle, data->addr);
-
-	if (sample_type & PERF_SAMPLE_ID) {
-		u64 id = primary_counter_id(counter);
-
-		perf_output_put(&handle, id);
-	}
-
-	if (sample_type & PERF_SAMPLE_STREAM_ID)
-		perf_output_put(&handle, counter->id);
-
-	if (sample_type & PERF_SAMPLE_CPU)
-		perf_output_put(&handle, cpu_entry);
-
-	if (sample_type & PERF_SAMPLE_PERIOD)
-		perf_output_put(&handle, data->period);
-
-	if (sample_type & PERF_SAMPLE_READ)
-		perf_output_read(&handle, counter);
-
-	if (sample_type & PERF_SAMPLE_CALLCHAIN) {
-		if (callchain)
-			perf_output_copy(&handle, callchain, callchain_size);
-		else {
-			u64 nr = 0;
-			perf_output_put(&handle, nr);
-		}
-	}
-
-	if (sample_type & PERF_SAMPLE_RAW) {
-		if (data->raw) {
-			perf_output_put(&handle, data->raw->size);
-			perf_output_copy(&handle, data->raw->data, data->raw->size);
-		} else {
-			struct {
-				u32	size;
-				u32	data;
-			} raw = {
-				.size = sizeof(u32),
-				.data = 0,
-			};
-			perf_output_put(&handle, raw);
-		}
-	}
-
-	perf_output_end(&handle);
-}
-
-/*
- * read event
- */
-
-struct perf_read_event {
-	struct perf_event_header	header;
-
-	u32				pid;
-	u32				tid;
-};
-
-static void
-perf_counter_read_event(struct perf_counter *counter,
-			struct task_struct *task)
-{
-	struct perf_output_handle handle;
-	struct perf_read_event event = {
-		.header = {
-			.type = PERF_EVENT_READ,
-			.misc = 0,
-			.size = sizeof(event) + perf_counter_read_size(counter),
-		},
-		.pid = perf_counter_pid(counter, task),
-		.tid = perf_counter_tid(counter, task),
-	};
-	int ret;
-
-	ret = perf_output_begin(&handle, counter, event.header.size, 0, 0);
-	if (ret)
-		return;
-
-	perf_output_put(&handle, event);
-	perf_output_read(&handle, counter);
-
-	perf_output_end(&handle);
-}
-
-/*
- * task tracking -- fork/exit
- *
- * enabled by: attr.comm | attr.mmap | attr.task
- */
-
-struct perf_task_event {
-	struct task_struct		*task;
-	struct perf_counter_context	*task_ctx;
-
-	struct {
-		struct perf_event_header	header;
-
-		u32				pid;
-		u32				ppid;
-		u32				tid;
-		u32				ptid;
-	} event;
-};
-
-static void perf_counter_task_output(struct perf_counter *counter,
-				     struct perf_task_event *task_event)
-{
-	struct perf_output_handle handle;
-	int size = task_event->event.header.size;
-	struct task_struct *task = task_event->task;
-	int ret = perf_output_begin(&handle, counter, size, 0, 0);
-
-	if (ret)
-		return;
-
-	task_event->event.pid = perf_counter_pid(counter, task);
-	task_event->event.ppid = perf_counter_pid(counter, current);
-
-	task_event->event.tid = perf_counter_tid(counter, task);
-	task_event->event.ptid = perf_counter_tid(counter, current);
-
-	perf_output_put(&handle, task_event->event);
-	perf_output_end(&handle);
-}
-
-static int perf_counter_task_match(struct perf_counter *counter)
-{
-	if (counter->attr.comm || counter->attr.mmap || counter->attr.task)
-		return 1;
-
-	return 0;
-}
-
-static void perf_counter_task_ctx(struct perf_counter_context *ctx,
-				  struct perf_task_event *task_event)
-{
-	struct perf_counter *counter;
-
-	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
-		return;
-
-	rcu_read_lock();
-	list_for_each_entry_rcu(counter, &ctx->event_list, event_entry) {
-		if (perf_counter_task_match(counter))
-			perf_counter_task_output(counter, task_event);
-	}
-	rcu_read_unlock();
-}
-
-static void perf_counter_task_event(struct perf_task_event *task_event)
-{
-	struct perf_cpu_context *cpuctx;
-	struct perf_counter_context *ctx = task_event->task_ctx;
-
-	cpuctx = &get_cpu_var(perf_cpu_context);
-	perf_counter_task_ctx(&cpuctx->ctx, task_event);
-	put_cpu_var(perf_cpu_context);
-
-	rcu_read_lock();
-	if (!ctx)
-		ctx = rcu_dereference(task_event->task->perf_counter_ctxp);
-	if (ctx)
-		perf_counter_task_ctx(ctx, task_event);
-	rcu_read_unlock();
-}
-
-static void perf_counter_task(struct task_struct *task,
-			      struct perf_counter_context *task_ctx,
-			      int new)
-{
-	struct perf_task_event task_event;
-
-	if (!atomic_read(&nr_comm_counters) &&
-	    !atomic_read(&nr_mmap_counters) &&
-	    !atomic_read(&nr_task_counters))
-		return;
-
-	task_event = (struct perf_task_event){
-		.task	  = task,
-		.task_ctx = task_ctx,
-		.event    = {
-			.header = {
-				.type = new ? PERF_EVENT_FORK : PERF_EVENT_EXIT,
-				.misc = 0,
-				.size = sizeof(task_event.event),
-			},
-			/* .pid  */
-			/* .ppid */
-			/* .tid  */
-			/* .ptid */
-		},
-	};
-
-	perf_counter_task_event(&task_event);
-}
-
-void perf_counter_fork(struct task_struct *task)
-{
-	perf_counter_task(task, NULL, 1);
-}
-
-/*
- * comm tracking
- */
-
-struct perf_comm_event {
-	struct task_struct	*task;
-	char			*comm;
-	int			comm_size;
-
-	struct {
-		struct perf_event_header	header;
-
-		u32				pid;
-		u32				tid;
-	} event;
-};
-
-static void perf_counter_comm_output(struct perf_counter *counter,
-				     struct perf_comm_event *comm_event)
-{
-	struct perf_output_handle handle;
-	int size = comm_event->event.header.size;
-	int ret = perf_output_begin(&handle, counter, size, 0, 0);
-
-	if (ret)
-		return;
-
-	comm_event->event.pid = perf_counter_pid(counter, comm_event->task);
-	comm_event->event.tid = perf_counter_tid(counter, comm_event->task);
-
-	perf_output_put(&handle, comm_event->event);
-	perf_output_copy(&handle, comm_event->comm,
-				   comm_event->comm_size);
-	perf_output_end(&handle);
-}
-
-static int perf_counter_comm_match(struct perf_counter *counter)
-{
-	if (counter->attr.comm)
-		return 1;
-
-	return 0;
-}
-
-static void perf_counter_comm_ctx(struct perf_counter_context *ctx,
-				  struct perf_comm_event *comm_event)
-{
-	struct perf_counter *counter;
-
-	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
-		return;
-
-	rcu_read_lock();
-	list_for_each_entry_rcu(counter, &ctx->event_list, event_entry) {
-		if (perf_counter_comm_match(counter))
-			perf_counter_comm_output(counter, comm_event);
-	}
-	rcu_read_unlock();
-}
-
-static void perf_counter_comm_event(struct perf_comm_event *comm_event)
-{
-	struct perf_cpu_context *cpuctx;
-	struct perf_counter_context *ctx;
-	unsigned int size;
-	char comm[TASK_COMM_LEN];
-
-	memset(comm, 0, sizeof(comm));
-	strncpy(comm, comm_event->task->comm, sizeof(comm));
-	size = ALIGN(strlen(comm)+1, sizeof(u64));
-
-	comm_event->comm = comm;
-	comm_event->comm_size = size;
-
-	comm_event->event.header.size = sizeof(comm_event->event) + size;
-
-	cpuctx = &get_cpu_var(perf_cpu_context);
-	perf_counter_comm_ctx(&cpuctx->ctx, comm_event);
-	put_cpu_var(perf_cpu_context);
-
-	rcu_read_lock();
-	/*
-	 * doesn't really matter which of the child contexts the
-	 * events ends up in.
-	 */
-	ctx = rcu_dereference(current->perf_counter_ctxp);
-	if (ctx)
-		perf_counter_comm_ctx(ctx, comm_event);
-	rcu_read_unlock();
-}
-
-void perf_counter_comm(struct task_struct *task)
-{
-	struct perf_comm_event comm_event;
-
-	if (task->perf_counter_ctxp)
-		perf_counter_enable_on_exec(task);
-
-	if (!atomic_read(&nr_comm_counters))
-		return;
-
-	comm_event = (struct perf_comm_event){
-		.task	= task,
-		/* .comm      */
-		/* .comm_size */
-		.event  = {
-			.header = {
-				.type = PERF_EVENT_COMM,
-				.misc = 0,
-				/* .size */
-			},
-			/* .pid */
-			/* .tid */
-		},
-	};
-
-	perf_counter_comm_event(&comm_event);
-}
-
-/*
- * mmap tracking
- */
-
-struct perf_mmap_event {
-	struct vm_area_struct	*vma;
-
-	const char		*file_name;
-	int			file_size;
-
-	struct {
-		struct perf_event_header	header;
-
-		u32				pid;
-		u32				tid;
-		u64				start;
-		u64				len;
-		u64				pgoff;
-	} event;
-};
-
-static void perf_counter_mmap_output(struct perf_counter *counter,
-				     struct perf_mmap_event *mmap_event)
-{
-	struct perf_output_handle handle;
-	int size = mmap_event->event.header.size;
-	int ret = perf_output_begin(&handle, counter, size, 0, 0);
-
-	if (ret)
-		return;
-
-	mmap_event->event.pid = perf_counter_pid(counter, current);
-	mmap_event->event.tid = perf_counter_tid(counter, current);
-
-	perf_output_put(&handle, mmap_event->event);
-	perf_output_copy(&handle, mmap_event->file_name,
-				   mmap_event->file_size);
-	perf_output_end(&handle);
-}
-
-static int perf_counter_mmap_match(struct perf_counter *counter,
-				   struct perf_mmap_event *mmap_event)
-{
-	if (counter->attr.mmap)
-		return 1;
-
-	return 0;
-}
-
-static void perf_counter_mmap_ctx(struct perf_counter_context *ctx,
-				  struct perf_mmap_event *mmap_event)
-{
-	struct perf_counter *counter;
-
-	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
-		return;
-
-	rcu_read_lock();
-	list_for_each_entry_rcu(counter, &ctx->event_list, event_entry) {
-		if (perf_counter_mmap_match(counter, mmap_event))
-			perf_counter_mmap_output(counter, mmap_event);
-	}
-	rcu_read_unlock();
-}
-
-static void perf_counter_mmap_event(struct perf_mmap_event *mmap_event)
-{
-	struct perf_cpu_context *cpuctx;
-	struct perf_counter_context *ctx;
-	struct vm_area_struct *vma = mmap_event->vma;
-	struct file *file = vma->vm_file;
-	unsigned int size;
-	char tmp[16];
-	char *buf = NULL;
-	const char *name;
-
-	memset(tmp, 0, sizeof(tmp));
-
-	if (file) {
-		/*
-		 * d_path works from the end of the buffer backwards, so we
-		 * need to add enough zero bytes after the string to handle
-		 * the 64bit alignment we do later.
-		 */
-		buf = kzalloc(PATH_MAX + sizeof(u64), GFP_KERNEL);
-		if (!buf) {
-			name = strncpy(tmp, "//enomem", sizeof(tmp));
-			goto got_name;
-		}
-		name = d_path(&file->f_path, buf, PATH_MAX);
-		if (IS_ERR(name)) {
-			name = strncpy(tmp, "//toolong", sizeof(tmp));
-			goto got_name;
-		}
-	} else {
-		if (arch_vma_name(mmap_event->vma)) {
-			name = strncpy(tmp, arch_vma_name(mmap_event->vma),
-				       sizeof(tmp));
-			goto got_name;
-		}
-
-		if (!vma->vm_mm) {
-			name = strncpy(tmp, "[vdso]", sizeof(tmp));
-			goto got_name;
-		}
-
-		name = strncpy(tmp, "//anon", sizeof(tmp));
-		goto got_name;
-	}
-
-got_name:
-	size = ALIGN(strlen(name)+1, sizeof(u64));
-
-	mmap_event->file_name = name;
-	mmap_event->file_size = size;
-
-	mmap_event->event.header.size = sizeof(mmap_event->event) + size;
-
-	cpuctx = &get_cpu_var(perf_cpu_context);
-	perf_counter_mmap_ctx(&cpuctx->ctx, mmap_event);
-	put_cpu_var(perf_cpu_context);
-
-	rcu_read_lock();
-	/*
-	 * doesn't really matter which of the child contexts the
-	 * events ends up in.
-	 */
-	ctx = rcu_dereference(current->perf_counter_ctxp);
-	if (ctx)
-		perf_counter_mmap_ctx(ctx, mmap_event);
-	rcu_read_unlock();
-
-	kfree(buf);
-}
-
-void __perf_counter_mmap(struct vm_area_struct *vma)
-{
-	struct perf_mmap_event mmap_event;
-
-	if (!atomic_read(&nr_mmap_counters))
-		return;
-
-	mmap_event = (struct perf_mmap_event){
-		.vma	= vma,
-		/* .file_name */
-		/* .file_size */
-		.event  = {
-			.header = {
-				.type = PERF_EVENT_MMAP,
-				.misc = 0,
-				/* .size */
-			},
-			/* .pid */
-			/* .tid */
-			.start  = vma->vm_start,
-			.len    = vma->vm_end - vma->vm_start,
-			.pgoff  = vma->vm_pgoff,
-		},
-	};
-
-	perf_counter_mmap_event(&mmap_event);
-}
-
-/*
- * IRQ throttle logging
- */
-
-static void perf_log_throttle(struct perf_counter *counter, int enable)
-{
-	struct perf_output_handle handle;
-	int ret;
-
-	struct {
-		struct perf_event_header	header;
-		u64				time;
-		u64				id;
-		u64				stream_id;
-	} throttle_event = {
-		.header = {
-			.type = PERF_EVENT_THROTTLE,
-			.misc = 0,
-			.size = sizeof(throttle_event),
-		},
-		.time		= sched_clock(),
-		.id		= primary_counter_id(counter),
-		.stream_id	= counter->id,
-	};
-
-	if (enable)
-		throttle_event.header.type = PERF_EVENT_UNTHROTTLE;
-
-	ret = perf_output_begin(&handle, counter, sizeof(throttle_event), 1, 0);
-	if (ret)
-		return;
-
-	perf_output_put(&handle, throttle_event);
-	perf_output_end(&handle);
-}
-
-/*
- * Generic counter overflow handling, sampling.
- */
-
-int perf_counter_overflow(struct perf_counter *counter, int nmi,
-			  struct perf_sample_data *data)
-{
-	int events = atomic_read(&counter->event_limit);
-	int throttle = counter->pmu->unthrottle != NULL;
-	struct hw_perf_counter *hwc = &counter->hw;
-	int ret = 0;
-
-	if (!throttle) {
-		hwc->interrupts++;
-	} else {
-		if (hwc->interrupts != MAX_INTERRUPTS) {
-			hwc->interrupts++;
-			if (HZ * hwc->interrupts >
-					(u64)sysctl_perf_counter_sample_rate) {
-				hwc->interrupts = MAX_INTERRUPTS;
-				perf_log_throttle(counter, 0);
-				ret = 1;
-			}
-		} else {
-			/*
-			 * Keep re-disabling counters even though on the previous
-			 * pass we disabled it - just in case we raced with a
-			 * sched-in and the counter got enabled again:
-			 */
-			ret = 1;
-		}
-	}
-
-	if (counter->attr.freq) {
-		u64 now = sched_clock();
-		s64 delta = now - hwc->freq_stamp;
-
-		hwc->freq_stamp = now;
-
-		if (delta > 0 && delta < TICK_NSEC)
-			perf_adjust_period(counter, NSEC_PER_SEC / (int)delta);
-	}
-
-	/*
-	 * XXX event_limit might not quite work as expected on inherited
-	 * counters
-	 */
-
-	counter->pending_kill = POLL_IN;
-	if (events && atomic_dec_and_test(&counter->event_limit)) {
-		ret = 1;
-		counter->pending_kill = POLL_HUP;
-		if (nmi) {
-			counter->pending_disable = 1;
-			perf_pending_queue(&counter->pending,
-					   perf_pending_counter);
-		} else
-			perf_counter_disable(counter);
-	}
-
-	perf_counter_output(counter, nmi, data);
-	return ret;
-}
-
-/*
- * Generic software counter infrastructure
- */
-
-/*
- * We directly increment counter->count and keep a second value in
- * counter->hw.period_left to count intervals. This period counter
- * is kept in the range [-sample_period, 0] so that we can use the
- * sign as trigger.
- */
-
-static u64 perf_swcounter_set_period(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	u64 period = hwc->last_period;
-	u64 nr, offset;
-	s64 old, val;
-
-	hwc->last_period = hwc->sample_period;
-
-again:
-	old = val = atomic64_read(&hwc->period_left);
-	if (val < 0)
-		return 0;
-
-	nr = div64_u64(period + val, period);
-	offset = nr * period;
-	val -= offset;
-	if (atomic64_cmpxchg(&hwc->period_left, old, val) != old)
-		goto again;
-
-	return nr;
-}
-
-static void perf_swcounter_overflow(struct perf_counter *counter,
-				    int nmi, struct perf_sample_data *data)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	u64 overflow;
-
-	data->period = counter->hw.last_period;
-	overflow = perf_swcounter_set_period(counter);
-
-	if (hwc->interrupts == MAX_INTERRUPTS)
-		return;
-
-	for (; overflow; overflow--) {
-		if (perf_counter_overflow(counter, nmi, data)) {
-			/*
-			 * We inhibit the overflow from happening when
-			 * hwc->interrupts == MAX_INTERRUPTS.
-			 */
-			break;
-		}
-	}
-}
-
-static void perf_swcounter_unthrottle(struct perf_counter *counter)
-{
-	/*
-	 * Nothing to do, we already reset hwc->interrupts.
-	 */
-}
-
-static void perf_swcounter_add(struct perf_counter *counter, u64 nr,
-			       int nmi, struct perf_sample_data *data)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-
-	atomic64_add(nr, &counter->count);
-
-	if (!hwc->sample_period)
-		return;
-
-	if (!data->regs)
-		return;
-
-	if (!atomic64_add_negative(nr, &hwc->period_left))
-		perf_swcounter_overflow(counter, nmi, data);
-}
-
-static int perf_swcounter_is_counting(struct perf_counter *counter)
-{
-	/*
-	 * The counter is active, we're good!
-	 */
-	if (counter->state == PERF_COUNTER_STATE_ACTIVE)
-		return 1;
-
-	/*
-	 * The counter is off/error, not counting.
-	 */
-	if (counter->state != PERF_COUNTER_STATE_INACTIVE)
-		return 0;
-
-	/*
-	 * The counter is inactive, if the context is active
-	 * we're part of a group that didn't make it on the 'pmu',
-	 * not counting.
-	 */
-	if (counter->ctx->is_active)
-		return 0;
-
-	/*
-	 * We're inactive and the context is too, this means the
-	 * task is scheduled out, we're counting events that happen
-	 * to us, like migration events.
-	 */
-	return 1;
-}
-
-static int perf_swcounter_match(struct perf_counter *counter,
-				enum perf_type_id type,
-				u32 event, struct pt_regs *regs)
-{
-	if (!perf_swcounter_is_counting(counter))
-		return 0;
-
-	if (counter->attr.type != type)
-		return 0;
-	if (counter->attr.config != event)
-		return 0;
-
-	if (regs) {
-		if (counter->attr.exclude_user && user_mode(regs))
-			return 0;
-
-		if (counter->attr.exclude_kernel && !user_mode(regs))
-			return 0;
-	}
-
-	return 1;
-}
-
-static void perf_swcounter_ctx_event(struct perf_counter_context *ctx,
-				     enum perf_type_id type,
-				     u32 event, u64 nr, int nmi,
-				     struct perf_sample_data *data)
-{
-	struct perf_counter *counter;
-
-	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
-		return;
-
-	rcu_read_lock();
-	list_for_each_entry_rcu(counter, &ctx->event_list, event_entry) {
-		if (perf_swcounter_match(counter, type, event, data->regs))
-			perf_swcounter_add(counter, nr, nmi, data);
-	}
-	rcu_read_unlock();
-}
-
-static int *perf_swcounter_recursion_context(struct perf_cpu_context *cpuctx)
-{
-	if (in_nmi())
-		return &cpuctx->recursion[3];
-
-	if (in_irq())
-		return &cpuctx->recursion[2];
-
-	if (in_softirq())
-		return &cpuctx->recursion[1];
-
-	return &cpuctx->recursion[0];
-}
-
-static void do_perf_swcounter_event(enum perf_type_id type, u32 event,
-				    u64 nr, int nmi,
-				    struct perf_sample_data *data)
-{
-	struct perf_cpu_context *cpuctx = &get_cpu_var(perf_cpu_context);
-	int *recursion = perf_swcounter_recursion_context(cpuctx);
-	struct perf_counter_context *ctx;
-
-	if (*recursion)
-		goto out;
-
-	(*recursion)++;
-	barrier();
-
-	perf_swcounter_ctx_event(&cpuctx->ctx, type, event,
-				 nr, nmi, data);
-	rcu_read_lock();
-	/*
-	 * doesn't really matter which of the child contexts the
-	 * events ends up in.
-	 */
-	ctx = rcu_dereference(current->perf_counter_ctxp);
-	if (ctx)
-		perf_swcounter_ctx_event(ctx, type, event, nr, nmi, data);
-	rcu_read_unlock();
-
-	barrier();
-	(*recursion)--;
-
-out:
-	put_cpu_var(perf_cpu_context);
-}
-
-void __perf_swcounter_event(u32 event, u64 nr, int nmi,
-			    struct pt_regs *regs, u64 addr)
-{
-	struct perf_sample_data data = {
-		.regs = regs,
-		.addr = addr,
-	};
-
-	do_perf_swcounter_event(PERF_TYPE_SOFTWARE, event, nr, nmi, &data);
-}
-
-static void perf_swcounter_read(struct perf_counter *counter)
-{
-}
-
-static int perf_swcounter_enable(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-
-	if (hwc->sample_period) {
-		hwc->last_period = hwc->sample_period;
-		perf_swcounter_set_period(counter);
-	}
-	return 0;
-}
-
-static void perf_swcounter_disable(struct perf_counter *counter)
-{
-}
-
-static const struct pmu perf_ops_generic = {
-	.enable		= perf_swcounter_enable,
-	.disable	= perf_swcounter_disable,
-	.read		= perf_swcounter_read,
-	.unthrottle	= perf_swcounter_unthrottle,
-};
-
-/*
- * hrtimer based swcounter callback
- */
-
-static enum hrtimer_restart perf_swcounter_hrtimer(struct hrtimer *hrtimer)
-{
-	enum hrtimer_restart ret = HRTIMER_RESTART;
-	struct perf_sample_data data;
-	struct perf_counter *counter;
-	u64 period;
-
-	counter	= container_of(hrtimer, struct perf_counter, hw.hrtimer);
-	counter->pmu->read(counter);
-
-	data.addr = 0;
-	data.regs = get_irq_regs();
-	/*
-	 * In case we exclude kernel IPs or are somehow not in interrupt
-	 * context, provide the next best thing, the user IP.
-	 */
-	if ((counter->attr.exclude_kernel || !data.regs) &&
-			!counter->attr.exclude_user)
-		data.regs = task_pt_regs(current);
-
-	if (data.regs) {
-		if (perf_counter_overflow(counter, 0, &data))
-			ret = HRTIMER_NORESTART;
-	}
-
-	period = max_t(u64, 10000, counter->hw.sample_period);
-	hrtimer_forward_now(hrtimer, ns_to_ktime(period));
-
-	return ret;
-}
-
-/*
- * Software counter: cpu wall time clock
- */
-
-static void cpu_clock_perf_counter_update(struct perf_counter *counter)
-{
-	int cpu = raw_smp_processor_id();
-	s64 prev;
-	u64 now;
-
-	now = cpu_clock(cpu);
-	prev = atomic64_read(&counter->hw.prev_count);
-	atomic64_set(&counter->hw.prev_count, now);
-	atomic64_add(now - prev, &counter->count);
-}
-
-static int cpu_clock_perf_counter_enable(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	int cpu = raw_smp_processor_id();
-
-	atomic64_set(&hwc->prev_count, cpu_clock(cpu));
-	hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-	hwc->hrtimer.function = perf_swcounter_hrtimer;
-	if (hwc->sample_period) {
-		u64 period = max_t(u64, 10000, hwc->sample_period);
-		__hrtimer_start_range_ns(&hwc->hrtimer,
-				ns_to_ktime(period), 0,
-				HRTIMER_MODE_REL, 0);
-	}
-
-	return 0;
-}
-
-static void cpu_clock_perf_counter_disable(struct perf_counter *counter)
-{
-	if (counter->hw.sample_period)
-		hrtimer_cancel(&counter->hw.hrtimer);
-	cpu_clock_perf_counter_update(counter);
-}
-
-static void cpu_clock_perf_counter_read(struct perf_counter *counter)
-{
-	cpu_clock_perf_counter_update(counter);
-}
-
-static const struct pmu perf_ops_cpu_clock = {
-	.enable		= cpu_clock_perf_counter_enable,
-	.disable	= cpu_clock_perf_counter_disable,
-	.read		= cpu_clock_perf_counter_read,
-};
-
-/*
- * Software counter: task time clock
- */
-
-static void task_clock_perf_counter_update(struct perf_counter *counter, u64 now)
-{
-	u64 prev;
-	s64 delta;
-
-	prev = atomic64_xchg(&counter->hw.prev_count, now);
-	delta = now - prev;
-	atomic64_add(delta, &counter->count);
-}
-
-static int task_clock_perf_counter_enable(struct perf_counter *counter)
-{
-	struct hw_perf_counter *hwc = &counter->hw;
-	u64 now;
-
-	now = counter->ctx->time;
-
-	atomic64_set(&hwc->prev_count, now);
-	hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
-	hwc->hrtimer.function = perf_swcounter_hrtimer;
-	if (hwc->sample_period) {
-		u64 period = max_t(u64, 10000, hwc->sample_period);
-		__hrtimer_start_range_ns(&hwc->hrtimer,
-				ns_to_ktime(period), 0,
-				HRTIMER_MODE_REL, 0);
-	}
-
-	return 0;
-}
-
-static void task_clock_perf_counter_disable(struct perf_counter *counter)
-{
-	if (counter->hw.sample_period)
-		hrtimer_cancel(&counter->hw.hrtimer);
-	task_clock_perf_counter_update(counter, counter->ctx->time);
-
-}
-
-static void task_clock_perf_counter_read(struct perf_counter *counter)
-{
-	u64 time;
-
-	if (!in_nmi()) {
-		update_context_time(counter->ctx);
-		time = counter->ctx->time;
-	} else {
-		u64 now = perf_clock();
-		u64 delta = now - counter->ctx->timestamp;
-		time = counter->ctx->time + delta;
-	}
-
-	task_clock_perf_counter_update(counter, time);
-}
-
-static const struct pmu perf_ops_task_clock = {
-	.enable		= task_clock_perf_counter_enable,
-	.disable	= task_clock_perf_counter_disable,
-	.read		= task_clock_perf_counter_read,
-};
-
-#ifdef CONFIG_EVENT_PROFILE
-void perf_tpcounter_event(int event_id, u64 addr, u64 count, void *record,
-			  int entry_size)
-{
-	struct perf_raw_record raw = {
-		.size = entry_size,
-		.data = record,
-	};
-
-	struct perf_sample_data data = {
-		.regs = get_irq_regs(),
-		.addr = addr,
-		.raw = &raw,
-	};
-
-	if (!data.regs)
-		data.regs = task_pt_regs(current);
-
-	do_perf_swcounter_event(PERF_TYPE_TRACEPOINT, event_id, count, 1, &data);
-}
-EXPORT_SYMBOL_GPL(perf_tpcounter_event);
-
-extern int ftrace_profile_enable(int);
-extern void ftrace_profile_disable(int);
-
-static void tp_perf_counter_destroy(struct perf_counter *counter)
-{
-	ftrace_profile_disable(counter->attr.config);
-}
-
-static const struct pmu *tp_perf_counter_init(struct perf_counter *counter)
-{
-	/*
-	 * Raw tracepoint data is a severe data leak, only allow root to
-	 * have these.
-	 */
-	if ((counter->attr.sample_type & PERF_SAMPLE_RAW) &&
-			perf_paranoid_tracepoint_raw() &&
-			!capable(CAP_SYS_ADMIN))
-		return ERR_PTR(-EPERM);
-
-	if (ftrace_profile_enable(counter->attr.config))
-		return NULL;
-
-	counter->destroy = tp_perf_counter_destroy;
-
-	return &perf_ops_generic;
-}
-#else
-static const struct pmu *tp_perf_counter_init(struct perf_counter *counter)
-{
-	return NULL;
-}
-#endif
-
-atomic_t perf_swcounter_enabled[PERF_COUNT_SW_MAX];
-
-static void sw_perf_counter_destroy(struct perf_counter *counter)
-{
-	u64 event = counter->attr.config;
-
-	WARN_ON(counter->parent);
-
-	atomic_dec(&perf_swcounter_enabled[event]);
-}
-
-static const struct pmu *sw_perf_counter_init(struct perf_counter *counter)
-{
-	const struct pmu *pmu = NULL;
-	u64 event = counter->attr.config;
-
-	/*
-	 * Software counters (currently) can't in general distinguish
-	 * between user, kernel and hypervisor events.
-	 * However, context switches and cpu migrations are considered
-	 * to be kernel events, and page faults are never hypervisor
-	 * events.
-	 */
-	switch (event) {
-	case PERF_COUNT_SW_CPU_CLOCK:
-		pmu = &perf_ops_cpu_clock;
-
-		break;
-	case PERF_COUNT_SW_TASK_CLOCK:
-		/*
-		 * If the user instantiates this as a per-cpu counter,
-		 * use the cpu_clock counter instead.
-		 */
-		if (counter->ctx->task)
-			pmu = &perf_ops_task_clock;
-		else
-			pmu = &perf_ops_cpu_clock;
-
-		break;
-	case PERF_COUNT_SW_PAGE_FAULTS:
-	case PERF_COUNT_SW_PAGE_FAULTS_MIN:
-	case PERF_COUNT_SW_PAGE_FAULTS_MAJ:
-	case PERF_COUNT_SW_CONTEXT_SWITCHES:
-	case PERF_COUNT_SW_CPU_MIGRATIONS:
-		if (!counter->parent) {
-			atomic_inc(&perf_swcounter_enabled[event]);
-			counter->destroy = sw_perf_counter_destroy;
-		}
-		pmu = &perf_ops_generic;
-		break;
-	}
-
-	return pmu;
-}
-
-/*
- * Allocate and initialize a counter structure
- */
-static struct perf_counter *
-perf_counter_alloc(struct perf_counter_attr *attr,
-		   int cpu,
-		   struct perf_counter_context *ctx,
-		   struct perf_counter *group_leader,
-		   struct perf_counter *parent_counter,
-		   gfp_t gfpflags)
-{
-	const struct pmu *pmu;
-	struct perf_counter *counter;
-	struct hw_perf_counter *hwc;
-	long err;
-
-	counter = kzalloc(sizeof(*counter), gfpflags);
-	if (!counter)
-		return ERR_PTR(-ENOMEM);
-
-	/*
-	 * Single counters are their own group leaders, with an
-	 * empty sibling list:
-	 */
-	if (!group_leader)
-		group_leader = counter;
-
-	mutex_init(&counter->child_mutex);
-	INIT_LIST_HEAD(&counter->child_list);
-
-	INIT_LIST_HEAD(&counter->list_entry);
-	INIT_LIST_HEAD(&counter->event_entry);
-	INIT_LIST_HEAD(&counter->sibling_list);
-	init_waitqueue_head(&counter->waitq);
-
-	mutex_init(&counter->mmap_mutex);
-
-	counter->cpu		= cpu;
-	counter->attr		= *attr;
-	counter->group_leader	= group_leader;
-	counter->pmu		= NULL;
-	counter->ctx		= ctx;
-	counter->oncpu		= -1;
-
-	counter->parent		= parent_counter;
-
-	counter->ns		= get_pid_ns(current->nsproxy->pid_ns);
-	counter->id		= atomic64_inc_return(&perf_counter_id);
-
-	counter->state		= PERF_COUNTER_STATE_INACTIVE;
-
-	if (attr->disabled)
-		counter->state = PERF_COUNTER_STATE_OFF;
-
-	pmu = NULL;
-
-	hwc = &counter->hw;
-	hwc->sample_period = attr->sample_period;
-	if (attr->freq && attr->sample_freq)
-		hwc->sample_period = 1;
-	hwc->last_period = hwc->sample_period;
-
-	atomic64_set(&hwc->period_left, hwc->sample_period);
-
-	/*
-	 * we currently do not support PERF_FORMAT_GROUP on inherited counters
-	 */
-	if (attr->inherit && (attr->read_format & PERF_FORMAT_GROUP))
-		goto done;
-
-	switch (attr->type) {
-	case PERF_TYPE_RAW:
-	case PERF_TYPE_HARDWARE:
-	case PERF_TYPE_HW_CACHE:
-		pmu = hw_perf_counter_init(counter);
-		break;
-
-	case PERF_TYPE_SOFTWARE:
-		pmu = sw_perf_counter_init(counter);
-		break;
-
-	case PERF_TYPE_TRACEPOINT:
-		pmu = tp_perf_counter_init(counter);
-		break;
-
-	default:
-		break;
-	}
-done:
-	err = 0;
-	if (!pmu)
-		err = -EINVAL;
-	else if (IS_ERR(pmu))
-		err = PTR_ERR(pmu);
-
-	if (err) {
-		if (counter->ns)
-			put_pid_ns(counter->ns);
-		kfree(counter);
-		return ERR_PTR(err);
-	}
-
-	counter->pmu = pmu;
-
-	if (!counter->parent) {
-		atomic_inc(&nr_counters);
-		if (counter->attr.mmap)
-			atomic_inc(&nr_mmap_counters);
-		if (counter->attr.comm)
-			atomic_inc(&nr_comm_counters);
-		if (counter->attr.task)
-			atomic_inc(&nr_task_counters);
-	}
-
-	return counter;
-}
-
-static int perf_copy_attr(struct perf_counter_attr __user *uattr,
-			  struct perf_counter_attr *attr)
-{
-	int ret;
-	u32 size;
-
-	if (!access_ok(VERIFY_WRITE, uattr, PERF_ATTR_SIZE_VER0))
-		return -EFAULT;
-
-	/*
-	 * zero the full structure, so that a short copy will be nice.
-	 */
-	memset(attr, 0, sizeof(*attr));
-
-	ret = get_user(size, &uattr->size);
-	if (ret)
-		return ret;
-
-	if (size > PAGE_SIZE)	/* silly large */
-		goto err_size;
-
-	if (!size)		/* abi compat */
-		size = PERF_ATTR_SIZE_VER0;
-
-	if (size < PERF_ATTR_SIZE_VER0)
-		goto err_size;
-
-	/*
-	 * If we're handed a bigger struct than we know of,
-	 * ensure all the unknown bits are 0.
-	 */
-	if (size > sizeof(*attr)) {
-		unsigned long val;
-		unsigned long __user *addr;
-		unsigned long __user *end;
-
-		addr = PTR_ALIGN((void __user *)uattr + sizeof(*attr),
-				sizeof(unsigned long));
-		end  = PTR_ALIGN((void __user *)uattr + size,
-				sizeof(unsigned long));
-
-		for (; addr < end; addr += sizeof(unsigned long)) {
-			ret = get_user(val, addr);
-			if (ret)
-				return ret;
-			if (val)
-				goto err_size;
-		}
-		size = sizeof(*attr);
-	}
-
-	ret = copy_from_user(attr, uattr, size);
-	if (ret)
-		return -EFAULT;
-
-	/*
-	 * If the type exists, the corresponding creation will verify
-	 * the attr->config.
-	 */
-	if (attr->type >= PERF_TYPE_MAX)
-		return -EINVAL;
-
-	if (attr->__reserved_1 || attr->__reserved_2 || attr->__reserved_3)
-		return -EINVAL;
-
-	if (attr->sample_type & ~(PERF_SAMPLE_MAX-1))
-		return -EINVAL;
-
-	if (attr->read_format & ~(PERF_FORMAT_MAX-1))
-		return -EINVAL;
-
-out:
-	return ret;
-
-err_size:
-	put_user(sizeof(*attr), &uattr->size);
-	ret = -E2BIG;
-	goto out;
-}
-
-int perf_counter_set_output(struct perf_counter *counter, int output_fd)
-{
-	struct perf_counter *output_counter = NULL;
-	struct file *output_file = NULL;
-	struct perf_counter *old_output;
-	int fput_needed = 0;
-	int ret = -EINVAL;
-
-	if (!output_fd)
-		goto set;
-
-	output_file = fget_light(output_fd, &fput_needed);
-	if (!output_file)
-		return -EBADF;
-
-	if (output_file->f_op != &perf_fops)
-		goto out;
-
-	output_counter = output_file->private_data;
-
-	/* Don't chain output fds */
-	if (output_counter->output)
-		goto out;
-
-	/* Don't set an output fd when we already have an output channel */
-	if (counter->data)
-		goto out;
-
-	atomic_long_inc(&output_file->f_count);
-
-set:
-	mutex_lock(&counter->mmap_mutex);
-	old_output = counter->output;
-	rcu_assign_pointer(counter->output, output_counter);
-	mutex_unlock(&counter->mmap_mutex);
-
-	if (old_output) {
-		/*
-		 * we need to make sure no existing perf_output_*()
-		 * is still referencing this counter.
-		 */
-		synchronize_rcu();
-		fput(old_output->filp);
-	}
-
-	ret = 0;
-out:
-	fput_light(output_file, fput_needed);
-	return ret;
-}
-
-/**
- * sys_perf_counter_open - open a performance counter, associate it to a task/cpu
- *
- * @attr_uptr:	event type attributes for monitoring/sampling
- * @pid:		target pid
- * @cpu:		target cpu
- * @group_fd:		group leader counter fd
- */
-SYSCALL_DEFINE5(perf_counter_open,
-		struct perf_counter_attr __user *, attr_uptr,
-		pid_t, pid, int, cpu, int, group_fd, unsigned long, flags)
-{
-	struct perf_counter *counter, *group_leader;
-	struct perf_counter_attr attr;
-	struct perf_counter_context *ctx;
-	struct file *counter_file = NULL;
-	struct file *group_file = NULL;
-	int fput_needed = 0;
-	int fput_needed2 = 0;
-	int err;
-
-	/* for future expandability... */
-	if (flags & ~(PERF_FLAG_FD_NO_GROUP | PERF_FLAG_FD_OUTPUT))
-		return -EINVAL;
-
-	err = perf_copy_attr(attr_uptr, &attr);
-	if (err)
-		return err;
-
-	if (!attr.exclude_kernel) {
-		if (perf_paranoid_kernel() && !capable(CAP_SYS_ADMIN))
-			return -EACCES;
-	}
-
-	if (attr.freq) {
-		if (attr.sample_freq > sysctl_perf_counter_sample_rate)
-			return -EINVAL;
-	}
-
-	/*
-	 * Get the target context (task or percpu):
-	 */
-	ctx = find_get_context(pid, cpu);
-	if (IS_ERR(ctx))
-		return PTR_ERR(ctx);
-
-	/*
-	 * Look up the group leader (we will attach this counter to it):
-	 */
-	group_leader = NULL;
-	if (group_fd != -1 && !(flags & PERF_FLAG_FD_NO_GROUP)) {
-		err = -EINVAL;
-		group_file = fget_light(group_fd, &fput_needed);
-		if (!group_file)
-			goto err_put_context;
-		if (group_file->f_op != &perf_fops)
-			goto err_put_context;
-
-		group_leader = group_file->private_data;
-		/*
-		 * Do not allow a recursive hierarchy (this new sibling
-		 * becoming part of another group-sibling):
-		 */
-		if (group_leader->group_leader != group_leader)
-			goto err_put_context;
-		/*
-		 * Do not allow to attach to a group in a different
-		 * task or CPU context:
-		 */
-		if (group_leader->ctx != ctx)
-			goto err_put_context;
-		/*
-		 * Only a group leader can be exclusive or pinned
-		 */
-		if (attr.exclusive || attr.pinned)
-			goto err_put_context;
-	}
-
-	counter = perf_counter_alloc(&attr, cpu, ctx, group_leader,
-				     NULL, GFP_KERNEL);
-	err = PTR_ERR(counter);
-	if (IS_ERR(counter))
-		goto err_put_context;
-
-	err = anon_inode_getfd("[perf_counter]", &perf_fops, counter, 0);
-	if (err < 0)
-		goto err_free_put_context;
-
-	counter_file = fget_light(err, &fput_needed2);
-	if (!counter_file)
-		goto err_free_put_context;
-
-	if (flags & PERF_FLAG_FD_OUTPUT) {
-		err = perf_counter_set_output(counter, group_fd);
-		if (err)
-			goto err_fput_free_put_context;
-	}
-
-	counter->filp = counter_file;
-	WARN_ON_ONCE(ctx->parent_ctx);
-	mutex_lock(&ctx->mutex);
-	perf_install_in_context(ctx, counter, cpu);
-	++ctx->generation;
-	mutex_unlock(&ctx->mutex);
-
-	counter->owner = current;
-	get_task_struct(current);
-	mutex_lock(&current->perf_counter_mutex);
-	list_add_tail(&counter->owner_entry, &current->perf_counter_list);
-	mutex_unlock(&current->perf_counter_mutex);
-
-err_fput_free_put_context:
-	fput_light(counter_file, fput_needed2);
-
-err_free_put_context:
-	if (err < 0)
-		kfree(counter);
-
-err_put_context:
-	if (err < 0)
-		put_ctx(ctx);
-
-	fput_light(group_file, fput_needed);
-
-	return err;
-}
-
-/*
- * inherit a counter from parent task to child task:
- */
-static struct perf_counter *
-inherit_counter(struct perf_counter *parent_counter,
-	      struct task_struct *parent,
-	      struct perf_counter_context *parent_ctx,
-	      struct task_struct *child,
-	      struct perf_counter *group_leader,
-	      struct perf_counter_context *child_ctx)
-{
-	struct perf_counter *child_counter;
-
-	/*
-	 * Instead of creating recursive hierarchies of counters,
-	 * we link inherited counters back to the original parent,
-	 * which has a filp for sure, which we use as the reference
-	 * count:
-	 */
-	if (parent_counter->parent)
-		parent_counter = parent_counter->parent;
-
-	child_counter = perf_counter_alloc(&parent_counter->attr,
-					   parent_counter->cpu, child_ctx,
-					   group_leader, parent_counter,
-					   GFP_KERNEL);
-	if (IS_ERR(child_counter))
-		return child_counter;
-	get_ctx(child_ctx);
-
-	/*
-	 * Make the child state follow the state of the parent counter,
-	 * not its attr.disabled bit.  We hold the parent's mutex,
-	 * so we won't race with perf_counter_{en, dis}able_family.
-	 */
-	if (parent_counter->state >= PERF_COUNTER_STATE_INACTIVE)
-		child_counter->state = PERF_COUNTER_STATE_INACTIVE;
-	else
-		child_counter->state = PERF_COUNTER_STATE_OFF;
-
-	if (parent_counter->attr.freq)
-		child_counter->hw.sample_period = parent_counter->hw.sample_period;
-
-	/*
-	 * Link it up in the child's context:
-	 */
-	add_counter_to_ctx(child_counter, child_ctx);
-
-	/*
-	 * Get a reference to the parent filp - we will fput it
-	 * when the child counter exits. This is safe to do because
-	 * we are in the parent and we know that the filp still
-	 * exists and has a nonzero count:
-	 */
-	atomic_long_inc(&parent_counter->filp->f_count);
-
-	/*
-	 * Link this into the parent counter's child list
-	 */
-	WARN_ON_ONCE(parent_counter->ctx->parent_ctx);
-	mutex_lock(&parent_counter->child_mutex);
-	list_add_tail(&child_counter->child_list, &parent_counter->child_list);
-	mutex_unlock(&parent_counter->child_mutex);
-
-	return child_counter;
-}
-
-static int inherit_group(struct perf_counter *parent_counter,
-	      struct task_struct *parent,
-	      struct perf_counter_context *parent_ctx,
-	      struct task_struct *child,
-	      struct perf_counter_context *child_ctx)
-{
-	struct perf_counter *leader;
-	struct perf_counter *sub;
-	struct perf_counter *child_ctr;
-
-	leader = inherit_counter(parent_counter, parent, parent_ctx,
-				 child, NULL, child_ctx);
-	if (IS_ERR(leader))
-		return PTR_ERR(leader);
-	list_for_each_entry(sub, &parent_counter->sibling_list, list_entry) {
-		child_ctr = inherit_counter(sub, parent, parent_ctx,
-					    child, leader, child_ctx);
-		if (IS_ERR(child_ctr))
-			return PTR_ERR(child_ctr);
-	}
-	return 0;
-}
-
-static void sync_child_counter(struct perf_counter *child_counter,
-			       struct task_struct *child)
-{
-	struct perf_counter *parent_counter = child_counter->parent;
-	u64 child_val;
-
-	if (child_counter->attr.inherit_stat)
-		perf_counter_read_event(child_counter, child);
-
-	child_val = atomic64_read(&child_counter->count);
-
-	/*
-	 * Add back the child's count to the parent's count:
-	 */
-	atomic64_add(child_val, &parent_counter->count);
-	atomic64_add(child_counter->total_time_enabled,
-		     &parent_counter->child_total_time_enabled);
-	atomic64_add(child_counter->total_time_running,
-		     &parent_counter->child_total_time_running);
-
-	/*
-	 * Remove this counter from the parent's list
-	 */
-	WARN_ON_ONCE(parent_counter->ctx->parent_ctx);
-	mutex_lock(&parent_counter->child_mutex);
-	list_del_init(&child_counter->child_list);
-	mutex_unlock(&parent_counter->child_mutex);
-
-	/*
-	 * Release the parent counter, if this was the last
-	 * reference to it.
-	 */
-	fput(parent_counter->filp);
-}
-
-static void
-__perf_counter_exit_task(struct perf_counter *child_counter,
-			 struct perf_counter_context *child_ctx,
-			 struct task_struct *child)
-{
-	struct perf_counter *parent_counter;
-
-	update_counter_times(child_counter);
-	perf_counter_remove_from_context(child_counter);
-
-	parent_counter = child_counter->parent;
-	/*
-	 * It can happen that parent exits first, and has counters
-	 * that are still around due to the child reference. These
-	 * counters need to be zapped - but otherwise linger.
-	 */
-	if (parent_counter) {
-		sync_child_counter(child_counter, child);
-		free_counter(child_counter);
-	}
-}
-
-/*
- * When a child task exits, feed back counter values to parent counters.
- */
-void perf_counter_exit_task(struct task_struct *child)
-{
-	struct perf_counter *child_counter, *tmp;
-	struct perf_counter_context *child_ctx;
-	unsigned long flags;
-
-	if (likely(!child->perf_counter_ctxp)) {
-		perf_counter_task(child, NULL, 0);
-		return;
-	}
-
-	local_irq_save(flags);
-	/*
-	 * We can't reschedule here because interrupts are disabled,
-	 * and either child is current or it is a task that can't be
-	 * scheduled, so we are now safe from rescheduling changing
-	 * our context.
-	 */
-	child_ctx = child->perf_counter_ctxp;
-	__perf_counter_task_sched_out(child_ctx);
-
-	/*
-	 * Take the context lock here so that if find_get_context is
-	 * reading child->perf_counter_ctxp, we wait until it has
-	 * incremented the context's refcount before we do put_ctx below.
-	 */
-	spin_lock(&child_ctx->lock);
-	child->perf_counter_ctxp = NULL;
-	/*
-	 * If this context is a clone; unclone it so it can't get
-	 * swapped to another process while we're removing all
-	 * the counters from it.
-	 */
-	unclone_ctx(child_ctx);
-	spin_unlock_irqrestore(&child_ctx->lock, flags);
-
-	/*
-	 * Report the task dead after unscheduling the counters so that we
-	 * won't get any samples after PERF_EVENT_EXIT. We can however still
-	 * get a few PERF_EVENT_READ events.
-	 */
-	perf_counter_task(child, child_ctx, 0);
-
-	/*
-	 * We can recurse on the same lock type through:
-	 *
-	 *   __perf_counter_exit_task()
-	 *     sync_child_counter()
-	 *       fput(parent_counter->filp)
-	 *         perf_release()
-	 *           mutex_lock(&ctx->mutex)
-	 *
-	 * But since its the parent context it won't be the same instance.
-	 */
-	mutex_lock_nested(&child_ctx->mutex, SINGLE_DEPTH_NESTING);
-
-again:
-	list_for_each_entry_safe(child_counter, tmp, &child_ctx->counter_list,
-				 list_entry)
-		__perf_counter_exit_task(child_counter, child_ctx, child);
-
-	/*
-	 * If the last counter was a group counter, it will have appended all
-	 * its siblings to the list, but we obtained 'tmp' before that which
-	 * will still point to the list head terminating the iteration.
-	 */
-	if (!list_empty(&child_ctx->counter_list))
-		goto again;
-
-	mutex_unlock(&child_ctx->mutex);
-
-	put_ctx(child_ctx);
-}
-
-/*
- * free an unexposed, unused context as created by inheritance by
- * init_task below, used by fork() in case of fail.
- */
-void perf_counter_free_task(struct task_struct *task)
-{
-	struct perf_counter_context *ctx = task->perf_counter_ctxp;
-	struct perf_counter *counter, *tmp;
-
-	if (!ctx)
-		return;
-
-	mutex_lock(&ctx->mutex);
-again:
-	list_for_each_entry_safe(counter, tmp, &ctx->counter_list, list_entry) {
-		struct perf_counter *parent = counter->parent;
-
-		if (WARN_ON_ONCE(!parent))
-			continue;
-
-		mutex_lock(&parent->child_mutex);
-		list_del_init(&counter->child_list);
-		mutex_unlock(&parent->child_mutex);
-
-		fput(parent->filp);
-
-		list_del_counter(counter, ctx);
-		free_counter(counter);
-	}
-
-	if (!list_empty(&ctx->counter_list))
-		goto again;
-
-	mutex_unlock(&ctx->mutex);
-
-	put_ctx(ctx);
-}
-
-/*
- * Initialize the perf_counter context in task_struct
- */
-int perf_counter_init_task(struct task_struct *child)
-{
-	struct perf_counter_context *child_ctx, *parent_ctx;
-	struct perf_counter_context *cloned_ctx;
-	struct perf_counter *counter;
-	struct task_struct *parent = current;
-	int inherited_all = 1;
-	int ret = 0;
-
-	child->perf_counter_ctxp = NULL;
-
-	mutex_init(&child->perf_counter_mutex);
-	INIT_LIST_HEAD(&child->perf_counter_list);
-
-	if (likely(!parent->perf_counter_ctxp))
-		return 0;
-
-	/*
-	 * This is executed from the parent task context, so inherit
-	 * counters that have been marked for cloning.
-	 * First allocate and initialize a context for the child.
-	 */
-
-	child_ctx = kmalloc(sizeof(struct perf_counter_context), GFP_KERNEL);
-	if (!child_ctx)
-		return -ENOMEM;
-
-	__perf_counter_init_context(child_ctx, child);
-	child->perf_counter_ctxp = child_ctx;
-	get_task_struct(child);
-
-	/*
-	 * If the parent's context is a clone, pin it so it won't get
-	 * swapped under us.
-	 */
-	parent_ctx = perf_pin_task_context(parent);
-
-	/*
-	 * No need to check if parent_ctx != NULL here; since we saw
-	 * it non-NULL earlier, the only reason for it to become NULL
-	 * is if we exit, and since we're currently in the middle of
-	 * a fork we can't be exiting at the same time.
-	 */
-
-	/*
-	 * Lock the parent list. No need to lock the child - not PID
-	 * hashed yet and not running, so nobody can access it.
-	 */
-	mutex_lock(&parent_ctx->mutex);
-
-	/*
-	 * We dont have to disable NMIs - we are only looking at
-	 * the list, not manipulating it:
-	 */
-	list_for_each_entry_rcu(counter, &parent_ctx->event_list, event_entry) {
-		if (counter != counter->group_leader)
-			continue;
-
-		if (!counter->attr.inherit) {
-			inherited_all = 0;
-			continue;
-		}
-
-		ret = inherit_group(counter, parent, parent_ctx,
-					     child, child_ctx);
-		if (ret) {
-			inherited_all = 0;
-			break;
-		}
-	}
-
-	if (inherited_all) {
-		/*
-		 * Mark the child context as a clone of the parent
-		 * context, or of whatever the parent is a clone of.
-		 * Note that if the parent is a clone, it could get
-		 * uncloned at any point, but that doesn't matter
-		 * because the list of counters and the generation
-		 * count can't have changed since we took the mutex.
-		 */
-		cloned_ctx = rcu_dereference(parent_ctx->parent_ctx);
-		if (cloned_ctx) {
-			child_ctx->parent_ctx = cloned_ctx;
-			child_ctx->parent_gen = parent_ctx->parent_gen;
-		} else {
-			child_ctx->parent_ctx = parent_ctx;
-			child_ctx->parent_gen = parent_ctx->generation;
-		}
-		get_ctx(child_ctx->parent_ctx);
-	}
-
-	mutex_unlock(&parent_ctx->mutex);
-
-	perf_unpin_context(parent_ctx);
-
-	return ret;
-}
-
-static void __cpuinit perf_counter_init_cpu(int cpu)
-{
-	struct perf_cpu_context *cpuctx;
-
-	cpuctx = &per_cpu(perf_cpu_context, cpu);
-	__perf_counter_init_context(&cpuctx->ctx, NULL);
-
-	spin_lock(&perf_resource_lock);
-	cpuctx->max_pertask = perf_max_counters - perf_reserved_percpu;
-	spin_unlock(&perf_resource_lock);
-
-	hw_perf_counter_setup(cpu);
-}
-
-#ifdef CONFIG_HOTPLUG_CPU
-static void __perf_counter_exit_cpu(void *info)
-{
-	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
-	struct perf_counter_context *ctx = &cpuctx->ctx;
-	struct perf_counter *counter, *tmp;
-
-	list_for_each_entry_safe(counter, tmp, &ctx->counter_list, list_entry)
-		__perf_counter_remove_from_context(counter);
-}
-static void perf_counter_exit_cpu(int cpu)
-{
-	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
-	struct perf_counter_context *ctx = &cpuctx->ctx;
-
-	mutex_lock(&ctx->mutex);
-	smp_call_function_single(cpu, __perf_counter_exit_cpu, NULL, 1);
-	mutex_unlock(&ctx->mutex);
-}
-#else
-static inline void perf_counter_exit_cpu(int cpu) { }
-#endif
-
-static int __cpuinit
-perf_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu)
-{
-	unsigned int cpu = (long)hcpu;
-
-	switch (action) {
-
-	case CPU_UP_PREPARE:
-	case CPU_UP_PREPARE_FROZEN:
-		perf_counter_init_cpu(cpu);
-		break;
-
-	case CPU_ONLINE:
-	case CPU_ONLINE_FROZEN:
-		hw_perf_counter_setup_online(cpu);
-		break;
-
-	case CPU_DOWN_PREPARE:
-	case CPU_DOWN_PREPARE_FROZEN:
-		perf_counter_exit_cpu(cpu);
-		break;
-
-	default:
-		break;
-	}
-
-	return NOTIFY_OK;
-}
-
-/*
- * This has to have a higher priority than migration_notifier in sched.c.
- */
-static struct notifier_block __cpuinitdata perf_cpu_nb = {
-	.notifier_call		= perf_cpu_notify,
-	.priority		= 20,
-};
-
-void __init perf_counter_init(void)
-{
-	perf_cpu_notify(&perf_cpu_nb, (unsigned long)CPU_UP_PREPARE,
-			(void *)(long)smp_processor_id());
-	perf_cpu_notify(&perf_cpu_nb, (unsigned long)CPU_ONLINE,
-			(void *)(long)smp_processor_id());
-	register_cpu_notifier(&perf_cpu_nb);
-}
-
-static ssize_t perf_show_reserve_percpu(struct sysdev_class *class, char *buf)
-{
-	return sprintf(buf, "%d\n", perf_reserved_percpu);
-}
-
-static ssize_t
-perf_set_reserve_percpu(struct sysdev_class *class,
-			const char *buf,
-			size_t count)
-{
-	struct perf_cpu_context *cpuctx;
-	unsigned long val;
-	int err, cpu, mpt;
-
-	err = strict_strtoul(buf, 10, &val);
-	if (err)
-		return err;
-	if (val > perf_max_counters)
-		return -EINVAL;
-
-	spin_lock(&perf_resource_lock);
-	perf_reserved_percpu = val;
-	for_each_online_cpu(cpu) {
-		cpuctx = &per_cpu(perf_cpu_context, cpu);
-		spin_lock_irq(&cpuctx->ctx.lock);
-		mpt = min(perf_max_counters - cpuctx->ctx.nr_counters,
-			  perf_max_counters - perf_reserved_percpu);
-		cpuctx->max_pertask = mpt;
-		spin_unlock_irq(&cpuctx->ctx.lock);
-	}
-	spin_unlock(&perf_resource_lock);
-
-	return count;
-}
-
-static ssize_t perf_show_overcommit(struct sysdev_class *class, char *buf)
-{
-	return sprintf(buf, "%d\n", perf_overcommit);
-}
-
-static ssize_t
-perf_set_overcommit(struct sysdev_class *class, const char *buf, size_t count)
-{
-	unsigned long val;
-	int err;
-
-	err = strict_strtoul(buf, 10, &val);
-	if (err)
-		return err;
-	if (val > 1)
-		return -EINVAL;
-
-	spin_lock(&perf_resource_lock);
-	perf_overcommit = val;
-	spin_unlock(&perf_resource_lock);
-
-	return count;
-}
-
-static SYSDEV_CLASS_ATTR(
-				reserve_percpu,
-				0644,
-				perf_show_reserve_percpu,
-				perf_set_reserve_percpu
-			);
-
-static SYSDEV_CLASS_ATTR(
-				overcommit,
-				0644,
-				perf_show_overcommit,
-				perf_set_overcommit
-			);
-
-static struct attribute *perfclass_attrs[] = {
-	&attr_reserve_percpu.attr,
-	&attr_overcommit.attr,
-	NULL
-};
-
-static struct attribute_group perfclass_attr_group = {
-	.attrs			= perfclass_attrs,
-	.name			= "perf_counters",
-};
-
-static int __init perf_counter_sysfs_init(void)
-{
-	return sysfs_create_group(&cpu_sysdev_class.kset.kobj,
-				  &perfclass_attr_group);
-}
-device_initcall(perf_counter_sysfs_init);
diff --git a/kernel/perf_event.c b/kernel/perf_event.c
new file mode 100644
index 000000000000..7f29643c8985
--- /dev/null
+++ b/kernel/perf_event.c
@@ -0,0 +1,5130 @@
+/*
+ * Performance events core code:
+ *
+ *  Copyright (C) 2008 Thomas Gleixner <tglx@linutronix.de>
+ *  Copyright (C) 2008-2009 Red Hat, Inc., Ingo Molnar
+ *  Copyright (C) 2008-2009 Red Hat, Inc., Peter Zijlstra <pzijlstr@redhat.com>
+ *  Copyright  ©  2009 Paul Mackerras, IBM Corp. <paulus@au1.ibm.com>
+ *
+ * For licensing details see kernel-base/COPYING
+ */
+
+#include <linux/fs.h>
+#include <linux/mm.h>
+#include <linux/cpu.h>
+#include <linux/smp.h>
+#include <linux/file.h>
+#include <linux/poll.h>
+#include <linux/sysfs.h>
+#include <linux/dcache.h>
+#include <linux/percpu.h>
+#include <linux/ptrace.h>
+#include <linux/vmstat.h>
+#include <linux/vmalloc.h>
+#include <linux/hardirq.h>
+#include <linux/rculist.h>
+#include <linux/uaccess.h>
+#include <linux/syscalls.h>
+#include <linux/anon_inodes.h>
+#include <linux/kernel_stat.h>
+#include <linux/perf_event.h>
+
+#include <asm/irq_regs.h>
+
+/*
+ * Each CPU has a list of per CPU events:
+ */
+DEFINE_PER_CPU(struct perf_cpu_context, perf_cpu_context);
+
+int perf_max_events __read_mostly = 1;
+static int perf_reserved_percpu __read_mostly;
+static int perf_overcommit __read_mostly = 1;
+
+static atomic_t nr_events __read_mostly;
+static atomic_t nr_mmap_events __read_mostly;
+static atomic_t nr_comm_events __read_mostly;
+static atomic_t nr_task_events __read_mostly;
+
+/*
+ * perf event paranoia level:
+ *  -1 - not paranoid at all
+ *   0 - disallow raw tracepoint access for unpriv
+ *   1 - disallow cpu events for unpriv
+ *   2 - disallow kernel profiling for unpriv
+ */
+int sysctl_perf_event_paranoid __read_mostly = 1;
+
+static inline bool perf_paranoid_tracepoint_raw(void)
+{
+	return sysctl_perf_event_paranoid > -1;
+}
+
+static inline bool perf_paranoid_cpu(void)
+{
+	return sysctl_perf_event_paranoid > 0;
+}
+
+static inline bool perf_paranoid_kernel(void)
+{
+	return sysctl_perf_event_paranoid > 1;
+}
+
+int sysctl_perf_event_mlock __read_mostly = 512; /* 'free' kb per user */
+
+/*
+ * max perf event sample rate
+ */
+int sysctl_perf_event_sample_rate __read_mostly = 100000;
+
+static atomic64_t perf_event_id;
+
+/*
+ * Lock for (sysadmin-configurable) event reservations:
+ */
+static DEFINE_SPINLOCK(perf_resource_lock);
+
+/*
+ * Architecture provided APIs - weak aliases:
+ */
+extern __weak const struct pmu *hw_perf_event_init(struct perf_event *event)
+{
+	return NULL;
+}
+
+void __weak hw_perf_disable(void)		{ barrier(); }
+void __weak hw_perf_enable(void)		{ barrier(); }
+
+void __weak hw_perf_event_setup(int cpu)	{ barrier(); }
+void __weak hw_perf_event_setup_online(int cpu)	{ barrier(); }
+
+int __weak
+hw_perf_group_sched_in(struct perf_event *group_leader,
+	       struct perf_cpu_context *cpuctx,
+	       struct perf_event_context *ctx, int cpu)
+{
+	return 0;
+}
+
+void __weak perf_event_print_debug(void)	{ }
+
+static DEFINE_PER_CPU(int, perf_disable_count);
+
+void __perf_disable(void)
+{
+	__get_cpu_var(perf_disable_count)++;
+}
+
+bool __perf_enable(void)
+{
+	return !--__get_cpu_var(perf_disable_count);
+}
+
+void perf_disable(void)
+{
+	__perf_disable();
+	hw_perf_disable();
+}
+
+void perf_enable(void)
+{
+	if (__perf_enable())
+		hw_perf_enable();
+}
+
+static void get_ctx(struct perf_event_context *ctx)
+{
+	WARN_ON(!atomic_inc_not_zero(&ctx->refcount));
+}
+
+static void free_ctx(struct rcu_head *head)
+{
+	struct perf_event_context *ctx;
+
+	ctx = container_of(head, struct perf_event_context, rcu_head);
+	kfree(ctx);
+}
+
+static void put_ctx(struct perf_event_context *ctx)
+{
+	if (atomic_dec_and_test(&ctx->refcount)) {
+		if (ctx->parent_ctx)
+			put_ctx(ctx->parent_ctx);
+		if (ctx->task)
+			put_task_struct(ctx->task);
+		call_rcu(&ctx->rcu_head, free_ctx);
+	}
+}
+
+static void unclone_ctx(struct perf_event_context *ctx)
+{
+	if (ctx->parent_ctx) {
+		put_ctx(ctx->parent_ctx);
+		ctx->parent_ctx = NULL;
+	}
+}
+
+/*
+ * If we inherit events we want to return the parent event id
+ * to userspace.
+ */
+static u64 primary_event_id(struct perf_event *event)
+{
+	u64 id = event->id;
+
+	if (event->parent)
+		id = event->parent->id;
+
+	return id;
+}
+
+/*
+ * Get the perf_event_context for a task and lock it.
+ * This has to cope with with the fact that until it is locked,
+ * the context could get moved to another task.
+ */
+static struct perf_event_context *
+perf_lock_task_context(struct task_struct *task, unsigned long *flags)
+{
+	struct perf_event_context *ctx;
+
+	rcu_read_lock();
+ retry:
+	ctx = rcu_dereference(task->perf_event_ctxp);
+	if (ctx) {
+		/*
+		 * If this context is a clone of another, it might
+		 * get swapped for another underneath us by
+		 * perf_event_task_sched_out, though the
+		 * rcu_read_lock() protects us from any context
+		 * getting freed.  Lock the context and check if it
+		 * got swapped before we could get the lock, and retry
+		 * if so.  If we locked the right context, then it
+		 * can't get swapped on us any more.
+		 */
+		spin_lock_irqsave(&ctx->lock, *flags);
+		if (ctx != rcu_dereference(task->perf_event_ctxp)) {
+			spin_unlock_irqrestore(&ctx->lock, *flags);
+			goto retry;
+		}
+
+		if (!atomic_inc_not_zero(&ctx->refcount)) {
+			spin_unlock_irqrestore(&ctx->lock, *flags);
+			ctx = NULL;
+		}
+	}
+	rcu_read_unlock();
+	return ctx;
+}
+
+/*
+ * Get the context for a task and increment its pin_count so it
+ * can't get swapped to another task.  This also increments its
+ * reference count so that the context can't get freed.
+ */
+static struct perf_event_context *perf_pin_task_context(struct task_struct *task)
+{
+	struct perf_event_context *ctx;
+	unsigned long flags;
+
+	ctx = perf_lock_task_context(task, &flags);
+	if (ctx) {
+		++ctx->pin_count;
+		spin_unlock_irqrestore(&ctx->lock, flags);
+	}
+	return ctx;
+}
+
+static void perf_unpin_context(struct perf_event_context *ctx)
+{
+	unsigned long flags;
+
+	spin_lock_irqsave(&ctx->lock, flags);
+	--ctx->pin_count;
+	spin_unlock_irqrestore(&ctx->lock, flags);
+	put_ctx(ctx);
+}
+
+/*
+ * Add a event from the lists for its context.
+ * Must be called with ctx->mutex and ctx->lock held.
+ */
+static void
+list_add_event(struct perf_event *event, struct perf_event_context *ctx)
+{
+	struct perf_event *group_leader = event->group_leader;
+
+	/*
+	 * Depending on whether it is a standalone or sibling event,
+	 * add it straight to the context's event list, or to the group
+	 * leader's sibling list:
+	 */
+	if (group_leader == event)
+		list_add_tail(&event->group_entry, &ctx->group_list);
+	else {
+		list_add_tail(&event->group_entry, &group_leader->sibling_list);
+		group_leader->nr_siblings++;
+	}
+
+	list_add_rcu(&event->event_entry, &ctx->event_list);
+	ctx->nr_events++;
+	if (event->attr.inherit_stat)
+		ctx->nr_stat++;
+}
+
+/*
+ * Remove a event from the lists for its context.
+ * Must be called with ctx->mutex and ctx->lock held.
+ */
+static void
+list_del_event(struct perf_event *event, struct perf_event_context *ctx)
+{
+	struct perf_event *sibling, *tmp;
+
+	if (list_empty(&event->group_entry))
+		return;
+	ctx->nr_events--;
+	if (event->attr.inherit_stat)
+		ctx->nr_stat--;
+
+	list_del_init(&event->group_entry);
+	list_del_rcu(&event->event_entry);
+
+	if (event->group_leader != event)
+		event->group_leader->nr_siblings--;
+
+	/*
+	 * If this was a group event with sibling events then
+	 * upgrade the siblings to singleton events by adding them
+	 * to the context list directly:
+	 */
+	list_for_each_entry_safe(sibling, tmp, &event->sibling_list, group_entry) {
+
+		list_move_tail(&sibling->group_entry, &ctx->group_list);
+		sibling->group_leader = sibling;
+	}
+}
+
+static void
+event_sched_out(struct perf_event *event,
+		  struct perf_cpu_context *cpuctx,
+		  struct perf_event_context *ctx)
+{
+	if (event->state != PERF_EVENT_STATE_ACTIVE)
+		return;
+
+	event->state = PERF_EVENT_STATE_INACTIVE;
+	if (event->pending_disable) {
+		event->pending_disable = 0;
+		event->state = PERF_EVENT_STATE_OFF;
+	}
+	event->tstamp_stopped = ctx->time;
+	event->pmu->disable(event);
+	event->oncpu = -1;
+
+	if (!is_software_event(event))
+		cpuctx->active_oncpu--;
+	ctx->nr_active--;
+	if (event->attr.exclusive || !cpuctx->active_oncpu)
+		cpuctx->exclusive = 0;
+}
+
+static void
+group_sched_out(struct perf_event *group_event,
+		struct perf_cpu_context *cpuctx,
+		struct perf_event_context *ctx)
+{
+	struct perf_event *event;
+
+	if (group_event->state != PERF_EVENT_STATE_ACTIVE)
+		return;
+
+	event_sched_out(group_event, cpuctx, ctx);
+
+	/*
+	 * Schedule out siblings (if any):
+	 */
+	list_for_each_entry(event, &group_event->sibling_list, group_entry)
+		event_sched_out(event, cpuctx, ctx);
+
+	if (group_event->attr.exclusive)
+		cpuctx->exclusive = 0;
+}
+
+/*
+ * Cross CPU call to remove a performance event
+ *
+ * We disable the event on the hardware level first. After that we
+ * remove it from the context list.
+ */
+static void __perf_event_remove_from_context(void *info)
+{
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event *event = info;
+	struct perf_event_context *ctx = event->ctx;
+
+	/*
+	 * If this is a task context, we need to check whether it is
+	 * the current task context of this cpu. If not it has been
+	 * scheduled out before the smp call arrived.
+	 */
+	if (ctx->task && cpuctx->task_ctx != ctx)
+		return;
+
+	spin_lock(&ctx->lock);
+	/*
+	 * Protect the list operation against NMI by disabling the
+	 * events on a global level.
+	 */
+	perf_disable();
+
+	event_sched_out(event, cpuctx, ctx);
+
+	list_del_event(event, ctx);
+
+	if (!ctx->task) {
+		/*
+		 * Allow more per task events with respect to the
+		 * reservation:
+		 */
+		cpuctx->max_pertask =
+			min(perf_max_events - ctx->nr_events,
+			    perf_max_events - perf_reserved_percpu);
+	}
+
+	perf_enable();
+	spin_unlock(&ctx->lock);
+}
+
+
+/*
+ * Remove the event from a task's (or a CPU's) list of events.
+ *
+ * Must be called with ctx->mutex held.
+ *
+ * CPU events are removed with a smp call. For task events we only
+ * call when the task is on a CPU.
+ *
+ * If event->ctx is a cloned context, callers must make sure that
+ * every task struct that event->ctx->task could possibly point to
+ * remains valid.  This is OK when called from perf_release since
+ * that only calls us on the top-level context, which can't be a clone.
+ * When called from perf_event_exit_task, it's OK because the
+ * context has been detached from its task.
+ */
+static void perf_event_remove_from_context(struct perf_event *event)
+{
+	struct perf_event_context *ctx = event->ctx;
+	struct task_struct *task = ctx->task;
+
+	if (!task) {
+		/*
+		 * Per cpu events are removed via an smp call and
+		 * the removal is always sucessful.
+		 */
+		smp_call_function_single(event->cpu,
+					 __perf_event_remove_from_context,
+					 event, 1);
+		return;
+	}
+
+retry:
+	task_oncpu_function_call(task, __perf_event_remove_from_context,
+				 event);
+
+	spin_lock_irq(&ctx->lock);
+	/*
+	 * If the context is active we need to retry the smp call.
+	 */
+	if (ctx->nr_active && !list_empty(&event->group_entry)) {
+		spin_unlock_irq(&ctx->lock);
+		goto retry;
+	}
+
+	/*
+	 * The lock prevents that this context is scheduled in so we
+	 * can remove the event safely, if the call above did not
+	 * succeed.
+	 */
+	if (!list_empty(&event->group_entry)) {
+		list_del_event(event, ctx);
+	}
+	spin_unlock_irq(&ctx->lock);
+}
+
+static inline u64 perf_clock(void)
+{
+	return cpu_clock(smp_processor_id());
+}
+
+/*
+ * Update the record of the current time in a context.
+ */
+static void update_context_time(struct perf_event_context *ctx)
+{
+	u64 now = perf_clock();
+
+	ctx->time += now - ctx->timestamp;
+	ctx->timestamp = now;
+}
+
+/*
+ * Update the total_time_enabled and total_time_running fields for a event.
+ */
+static void update_event_times(struct perf_event *event)
+{
+	struct perf_event_context *ctx = event->ctx;
+	u64 run_end;
+
+	if (event->state < PERF_EVENT_STATE_INACTIVE ||
+	    event->group_leader->state < PERF_EVENT_STATE_INACTIVE)
+		return;
+
+	event->total_time_enabled = ctx->time - event->tstamp_enabled;
+
+	if (event->state == PERF_EVENT_STATE_INACTIVE)
+		run_end = event->tstamp_stopped;
+	else
+		run_end = ctx->time;
+
+	event->total_time_running = run_end - event->tstamp_running;
+}
+
+/*
+ * Update total_time_enabled and total_time_running for all events in a group.
+ */
+static void update_group_times(struct perf_event *leader)
+{
+	struct perf_event *event;
+
+	update_event_times(leader);
+	list_for_each_entry(event, &leader->sibling_list, group_entry)
+		update_event_times(event);
+}
+
+/*
+ * Cross CPU call to disable a performance event
+ */
+static void __perf_event_disable(void *info)
+{
+	struct perf_event *event = info;
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event_context *ctx = event->ctx;
+
+	/*
+	 * If this is a per-task event, need to check whether this
+	 * event's task is the current task on this cpu.
+	 */
+	if (ctx->task && cpuctx->task_ctx != ctx)
+		return;
+
+	spin_lock(&ctx->lock);
+
+	/*
+	 * If the event is on, turn it off.
+	 * If it is in error state, leave it in error state.
+	 */
+	if (event->state >= PERF_EVENT_STATE_INACTIVE) {
+		update_context_time(ctx);
+		update_group_times(event);
+		if (event == event->group_leader)
+			group_sched_out(event, cpuctx, ctx);
+		else
+			event_sched_out(event, cpuctx, ctx);
+		event->state = PERF_EVENT_STATE_OFF;
+	}
+
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Disable a event.
+ *
+ * If event->ctx is a cloned context, callers must make sure that
+ * every task struct that event->ctx->task could possibly point to
+ * remains valid.  This condition is satisifed when called through
+ * perf_event_for_each_child or perf_event_for_each because they
+ * hold the top-level event's child_mutex, so any descendant that
+ * goes to exit will block in sync_child_event.
+ * When called from perf_pending_event it's OK because event->ctx
+ * is the current context on this CPU and preemption is disabled,
+ * hence we can't get into perf_event_task_sched_out for this context.
+ */
+static void perf_event_disable(struct perf_event *event)
+{
+	struct perf_event_context *ctx = event->ctx;
+	struct task_struct *task = ctx->task;
+
+	if (!task) {
+		/*
+		 * Disable the event on the cpu that it's on
+		 */
+		smp_call_function_single(event->cpu, __perf_event_disable,
+					 event, 1);
+		return;
+	}
+
+ retry:
+	task_oncpu_function_call(task, __perf_event_disable, event);
+
+	spin_lock_irq(&ctx->lock);
+	/*
+	 * If the event is still active, we need to retry the cross-call.
+	 */
+	if (event->state == PERF_EVENT_STATE_ACTIVE) {
+		spin_unlock_irq(&ctx->lock);
+		goto retry;
+	}
+
+	/*
+	 * Since we have the lock this context can't be scheduled
+	 * in, so we can change the state safely.
+	 */
+	if (event->state == PERF_EVENT_STATE_INACTIVE) {
+		update_group_times(event);
+		event->state = PERF_EVENT_STATE_OFF;
+	}
+
+	spin_unlock_irq(&ctx->lock);
+}
+
+static int
+event_sched_in(struct perf_event *event,
+		 struct perf_cpu_context *cpuctx,
+		 struct perf_event_context *ctx,
+		 int cpu)
+{
+	if (event->state <= PERF_EVENT_STATE_OFF)
+		return 0;
+
+	event->state = PERF_EVENT_STATE_ACTIVE;
+	event->oncpu = cpu;	/* TODO: put 'cpu' into cpuctx->cpu */
+	/*
+	 * The new state must be visible before we turn it on in the hardware:
+	 */
+	smp_wmb();
+
+	if (event->pmu->enable(event)) {
+		event->state = PERF_EVENT_STATE_INACTIVE;
+		event->oncpu = -1;
+		return -EAGAIN;
+	}
+
+	event->tstamp_running += ctx->time - event->tstamp_stopped;
+
+	if (!is_software_event(event))
+		cpuctx->active_oncpu++;
+	ctx->nr_active++;
+
+	if (event->attr.exclusive)
+		cpuctx->exclusive = 1;
+
+	return 0;
+}
+
+static int
+group_sched_in(struct perf_event *group_event,
+	       struct perf_cpu_context *cpuctx,
+	       struct perf_event_context *ctx,
+	       int cpu)
+{
+	struct perf_event *event, *partial_group;
+	int ret;
+
+	if (group_event->state == PERF_EVENT_STATE_OFF)
+		return 0;
+
+	ret = hw_perf_group_sched_in(group_event, cpuctx, ctx, cpu);
+	if (ret)
+		return ret < 0 ? ret : 0;
+
+	if (event_sched_in(group_event, cpuctx, ctx, cpu))
+		return -EAGAIN;
+
+	/*
+	 * Schedule in siblings as one group (if any):
+	 */
+	list_for_each_entry(event, &group_event->sibling_list, group_entry) {
+		if (event_sched_in(event, cpuctx, ctx, cpu)) {
+			partial_group = event;
+			goto group_error;
+		}
+	}
+
+	return 0;
+
+group_error:
+	/*
+	 * Groups can be scheduled in as one unit only, so undo any
+	 * partial group before returning:
+	 */
+	list_for_each_entry(event, &group_event->sibling_list, group_entry) {
+		if (event == partial_group)
+			break;
+		event_sched_out(event, cpuctx, ctx);
+	}
+	event_sched_out(group_event, cpuctx, ctx);
+
+	return -EAGAIN;
+}
+
+/*
+ * Return 1 for a group consisting entirely of software events,
+ * 0 if the group contains any hardware events.
+ */
+static int is_software_only_group(struct perf_event *leader)
+{
+	struct perf_event *event;
+
+	if (!is_software_event(leader))
+		return 0;
+
+	list_for_each_entry(event, &leader->sibling_list, group_entry)
+		if (!is_software_event(event))
+			return 0;
+
+	return 1;
+}
+
+/*
+ * Work out whether we can put this event group on the CPU now.
+ */
+static int group_can_go_on(struct perf_event *event,
+			   struct perf_cpu_context *cpuctx,
+			   int can_add_hw)
+{
+	/*
+	 * Groups consisting entirely of software events can always go on.
+	 */
+	if (is_software_only_group(event))
+		return 1;
+	/*
+	 * If an exclusive group is already on, no other hardware
+	 * events can go on.
+	 */
+	if (cpuctx->exclusive)
+		return 0;
+	/*
+	 * If this group is exclusive and there are already
+	 * events on the CPU, it can't go on.
+	 */
+	if (event->attr.exclusive && cpuctx->active_oncpu)
+		return 0;
+	/*
+	 * Otherwise, try to add it if all previous groups were able
+	 * to go on.
+	 */
+	return can_add_hw;
+}
+
+static void add_event_to_ctx(struct perf_event *event,
+			       struct perf_event_context *ctx)
+{
+	list_add_event(event, ctx);
+	event->tstamp_enabled = ctx->time;
+	event->tstamp_running = ctx->time;
+	event->tstamp_stopped = ctx->time;
+}
+
+/*
+ * Cross CPU call to install and enable a performance event
+ *
+ * Must be called with ctx->mutex held
+ */
+static void __perf_install_in_context(void *info)
+{
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event *event = info;
+	struct perf_event_context *ctx = event->ctx;
+	struct perf_event *leader = event->group_leader;
+	int cpu = smp_processor_id();
+	int err;
+
+	/*
+	 * If this is a task context, we need to check whether it is
+	 * the current task context of this cpu. If not it has been
+	 * scheduled out before the smp call arrived.
+	 * Or possibly this is the right context but it isn't
+	 * on this cpu because it had no events.
+	 */
+	if (ctx->task && cpuctx->task_ctx != ctx) {
+		if (cpuctx->task_ctx || ctx->task != current)
+			return;
+		cpuctx->task_ctx = ctx;
+	}
+
+	spin_lock(&ctx->lock);
+	ctx->is_active = 1;
+	update_context_time(ctx);
+
+	/*
+	 * Protect the list operation against NMI by disabling the
+	 * events on a global level. NOP for non NMI based events.
+	 */
+	perf_disable();
+
+	add_event_to_ctx(event, ctx);
+
+	/*
+	 * Don't put the event on if it is disabled or if
+	 * it is in a group and the group isn't on.
+	 */
+	if (event->state != PERF_EVENT_STATE_INACTIVE ||
+	    (leader != event && leader->state != PERF_EVENT_STATE_ACTIVE))
+		goto unlock;
+
+	/*
+	 * An exclusive event can't go on if there are already active
+	 * hardware events, and no hardware event can go on if there
+	 * is already an exclusive event on.
+	 */
+	if (!group_can_go_on(event, cpuctx, 1))
+		err = -EEXIST;
+	else
+		err = event_sched_in(event, cpuctx, ctx, cpu);
+
+	if (err) {
+		/*
+		 * This event couldn't go on.  If it is in a group
+		 * then we have to pull the whole group off.
+		 * If the event group is pinned then put it in error state.
+		 */
+		if (leader != event)
+			group_sched_out(leader, cpuctx, ctx);
+		if (leader->attr.pinned) {
+			update_group_times(leader);
+			leader->state = PERF_EVENT_STATE_ERROR;
+		}
+	}
+
+	if (!err && !ctx->task && cpuctx->max_pertask)
+		cpuctx->max_pertask--;
+
+ unlock:
+	perf_enable();
+
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Attach a performance event to a context
+ *
+ * First we add the event to the list with the hardware enable bit
+ * in event->hw_config cleared.
+ *
+ * If the event is attached to a task which is on a CPU we use a smp
+ * call to enable it in the task context. The task might have been
+ * scheduled away, but we check this in the smp call again.
+ *
+ * Must be called with ctx->mutex held.
+ */
+static void
+perf_install_in_context(struct perf_event_context *ctx,
+			struct perf_event *event,
+			int cpu)
+{
+	struct task_struct *task = ctx->task;
+
+	if (!task) {
+		/*
+		 * Per cpu events are installed via an smp call and
+		 * the install is always sucessful.
+		 */
+		smp_call_function_single(cpu, __perf_install_in_context,
+					 event, 1);
+		return;
+	}
+
+retry:
+	task_oncpu_function_call(task, __perf_install_in_context,
+				 event);
+
+	spin_lock_irq(&ctx->lock);
+	/*
+	 * we need to retry the smp call.
+	 */
+	if (ctx->is_active && list_empty(&event->group_entry)) {
+		spin_unlock_irq(&ctx->lock);
+		goto retry;
+	}
+
+	/*
+	 * The lock prevents that this context is scheduled in so we
+	 * can add the event safely, if it the call above did not
+	 * succeed.
+	 */
+	if (list_empty(&event->group_entry))
+		add_event_to_ctx(event, ctx);
+	spin_unlock_irq(&ctx->lock);
+}
+
+/*
+ * Put a event into inactive state and update time fields.
+ * Enabling the leader of a group effectively enables all
+ * the group members that aren't explicitly disabled, so we
+ * have to update their ->tstamp_enabled also.
+ * Note: this works for group members as well as group leaders
+ * since the non-leader members' sibling_lists will be empty.
+ */
+static void __perf_event_mark_enabled(struct perf_event *event,
+					struct perf_event_context *ctx)
+{
+	struct perf_event *sub;
+
+	event->state = PERF_EVENT_STATE_INACTIVE;
+	event->tstamp_enabled = ctx->time - event->total_time_enabled;
+	list_for_each_entry(sub, &event->sibling_list, group_entry)
+		if (sub->state >= PERF_EVENT_STATE_INACTIVE)
+			sub->tstamp_enabled =
+				ctx->time - sub->total_time_enabled;
+}
+
+/*
+ * Cross CPU call to enable a performance event
+ */
+static void __perf_event_enable(void *info)
+{
+	struct perf_event *event = info;
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event_context *ctx = event->ctx;
+	struct perf_event *leader = event->group_leader;
+	int err;
+
+	/*
+	 * If this is a per-task event, need to check whether this
+	 * event's task is the current task on this cpu.
+	 */
+	if (ctx->task && cpuctx->task_ctx != ctx) {
+		if (cpuctx->task_ctx || ctx->task != current)
+			return;
+		cpuctx->task_ctx = ctx;
+	}
+
+	spin_lock(&ctx->lock);
+	ctx->is_active = 1;
+	update_context_time(ctx);
+
+	if (event->state >= PERF_EVENT_STATE_INACTIVE)
+		goto unlock;
+	__perf_event_mark_enabled(event, ctx);
+
+	/*
+	 * If the event is in a group and isn't the group leader,
+	 * then don't put it on unless the group is on.
+	 */
+	if (leader != event && leader->state != PERF_EVENT_STATE_ACTIVE)
+		goto unlock;
+
+	if (!group_can_go_on(event, cpuctx, 1)) {
+		err = -EEXIST;
+	} else {
+		perf_disable();
+		if (event == leader)
+			err = group_sched_in(event, cpuctx, ctx,
+					     smp_processor_id());
+		else
+			err = event_sched_in(event, cpuctx, ctx,
+					       smp_processor_id());
+		perf_enable();
+	}
+
+	if (err) {
+		/*
+		 * If this event can't go on and it's part of a
+		 * group, then the whole group has to come off.
+		 */
+		if (leader != event)
+			group_sched_out(leader, cpuctx, ctx);
+		if (leader->attr.pinned) {
+			update_group_times(leader);
+			leader->state = PERF_EVENT_STATE_ERROR;
+		}
+	}
+
+ unlock:
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Enable a event.
+ *
+ * If event->ctx is a cloned context, callers must make sure that
+ * every task struct that event->ctx->task could possibly point to
+ * remains valid.  This condition is satisfied when called through
+ * perf_event_for_each_child or perf_event_for_each as described
+ * for perf_event_disable.
+ */
+static void perf_event_enable(struct perf_event *event)
+{
+	struct perf_event_context *ctx = event->ctx;
+	struct task_struct *task = ctx->task;
+
+	if (!task) {
+		/*
+		 * Enable the event on the cpu that it's on
+		 */
+		smp_call_function_single(event->cpu, __perf_event_enable,
+					 event, 1);
+		return;
+	}
+
+	spin_lock_irq(&ctx->lock);
+	if (event->state >= PERF_EVENT_STATE_INACTIVE)
+		goto out;
+
+	/*
+	 * If the event is in error state, clear that first.
+	 * That way, if we see the event in error state below, we
+	 * know that it has gone back into error state, as distinct
+	 * from the task having been scheduled away before the
+	 * cross-call arrived.
+	 */
+	if (event->state == PERF_EVENT_STATE_ERROR)
+		event->state = PERF_EVENT_STATE_OFF;
+
+ retry:
+	spin_unlock_irq(&ctx->lock);
+	task_oncpu_function_call(task, __perf_event_enable, event);
+
+	spin_lock_irq(&ctx->lock);
+
+	/*
+	 * If the context is active and the event is still off,
+	 * we need to retry the cross-call.
+	 */
+	if (ctx->is_active && event->state == PERF_EVENT_STATE_OFF)
+		goto retry;
+
+	/*
+	 * Since we have the lock this context can't be scheduled
+	 * in, so we can change the state safely.
+	 */
+	if (event->state == PERF_EVENT_STATE_OFF)
+		__perf_event_mark_enabled(event, ctx);
+
+ out:
+	spin_unlock_irq(&ctx->lock);
+}
+
+static int perf_event_refresh(struct perf_event *event, int refresh)
+{
+	/*
+	 * not supported on inherited events
+	 */
+	if (event->attr.inherit)
+		return -EINVAL;
+
+	atomic_add(refresh, &event->event_limit);
+	perf_event_enable(event);
+
+	return 0;
+}
+
+void __perf_event_sched_out(struct perf_event_context *ctx,
+			      struct perf_cpu_context *cpuctx)
+{
+	struct perf_event *event;
+
+	spin_lock(&ctx->lock);
+	ctx->is_active = 0;
+	if (likely(!ctx->nr_events))
+		goto out;
+	update_context_time(ctx);
+
+	perf_disable();
+	if (ctx->nr_active)
+		list_for_each_entry(event, &ctx->group_list, group_entry)
+			group_sched_out(event, cpuctx, ctx);
+
+	perf_enable();
+ out:
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Test whether two contexts are equivalent, i.e. whether they
+ * have both been cloned from the same version of the same context
+ * and they both have the same number of enabled events.
+ * If the number of enabled events is the same, then the set
+ * of enabled events should be the same, because these are both
+ * inherited contexts, therefore we can't access individual events
+ * in them directly with an fd; we can only enable/disable all
+ * events via prctl, or enable/disable all events in a family
+ * via ioctl, which will have the same effect on both contexts.
+ */
+static int context_equiv(struct perf_event_context *ctx1,
+			 struct perf_event_context *ctx2)
+{
+	return ctx1->parent_ctx && ctx1->parent_ctx == ctx2->parent_ctx
+		&& ctx1->parent_gen == ctx2->parent_gen
+		&& !ctx1->pin_count && !ctx2->pin_count;
+}
+
+static void __perf_event_read(void *event);
+
+static void __perf_event_sync_stat(struct perf_event *event,
+				     struct perf_event *next_event)
+{
+	u64 value;
+
+	if (!event->attr.inherit_stat)
+		return;
+
+	/*
+	 * Update the event value, we cannot use perf_event_read()
+	 * because we're in the middle of a context switch and have IRQs
+	 * disabled, which upsets smp_call_function_single(), however
+	 * we know the event must be on the current CPU, therefore we
+	 * don't need to use it.
+	 */
+	switch (event->state) {
+	case PERF_EVENT_STATE_ACTIVE:
+		__perf_event_read(event);
+		break;
+
+	case PERF_EVENT_STATE_INACTIVE:
+		update_event_times(event);
+		break;
+
+	default:
+		break;
+	}
+
+	/*
+	 * In order to keep per-task stats reliable we need to flip the event
+	 * values when we flip the contexts.
+	 */
+	value = atomic64_read(&next_event->count);
+	value = atomic64_xchg(&event->count, value);
+	atomic64_set(&next_event->count, value);
+
+	swap(event->total_time_enabled, next_event->total_time_enabled);
+	swap(event->total_time_running, next_event->total_time_running);
+
+	/*
+	 * Since we swizzled the values, update the user visible data too.
+	 */
+	perf_event_update_userpage(event);
+	perf_event_update_userpage(next_event);
+}
+
+#define list_next_entry(pos, member) \
+	list_entry(pos->member.next, typeof(*pos), member)
+
+static void perf_event_sync_stat(struct perf_event_context *ctx,
+				   struct perf_event_context *next_ctx)
+{
+	struct perf_event *event, *next_event;
+
+	if (!ctx->nr_stat)
+		return;
+
+	event = list_first_entry(&ctx->event_list,
+				   struct perf_event, event_entry);
+
+	next_event = list_first_entry(&next_ctx->event_list,
+					struct perf_event, event_entry);
+
+	while (&event->event_entry != &ctx->event_list &&
+	       &next_event->event_entry != &next_ctx->event_list) {
+
+		__perf_event_sync_stat(event, next_event);
+
+		event = list_next_entry(event, event_entry);
+		next_event = list_next_entry(next_event, event_entry);
+	}
+}
+
+/*
+ * Called from scheduler to remove the events of the current task,
+ * with interrupts disabled.
+ *
+ * We stop each event and update the event value in event->count.
+ *
+ * This does not protect us against NMI, but disable()
+ * sets the disabled bit in the control field of event _before_
+ * accessing the event control register. If a NMI hits, then it will
+ * not restart the event.
+ */
+void perf_event_task_sched_out(struct task_struct *task,
+				 struct task_struct *next, int cpu)
+{
+	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
+	struct perf_event_context *ctx = task->perf_event_ctxp;
+	struct perf_event_context *next_ctx;
+	struct perf_event_context *parent;
+	struct pt_regs *regs;
+	int do_switch = 1;
+
+	regs = task_pt_regs(task);
+	perf_sw_event(PERF_COUNT_SW_CONTEXT_SWITCHES, 1, 1, regs, 0);
+
+	if (likely(!ctx || !cpuctx->task_ctx))
+		return;
+
+	update_context_time(ctx);
+
+	rcu_read_lock();
+	parent = rcu_dereference(ctx->parent_ctx);
+	next_ctx = next->perf_event_ctxp;
+	if (parent && next_ctx &&
+	    rcu_dereference(next_ctx->parent_ctx) == parent) {
+		/*
+		 * Looks like the two contexts are clones, so we might be
+		 * able to optimize the context switch.  We lock both
+		 * contexts and check that they are clones under the
+		 * lock (including re-checking that neither has been
+		 * uncloned in the meantime).  It doesn't matter which
+		 * order we take the locks because no other cpu could
+		 * be trying to lock both of these tasks.
+		 */
+		spin_lock(&ctx->lock);
+		spin_lock_nested(&next_ctx->lock, SINGLE_DEPTH_NESTING);
+		if (context_equiv(ctx, next_ctx)) {
+			/*
+			 * XXX do we need a memory barrier of sorts
+			 * wrt to rcu_dereference() of perf_event_ctxp
+			 */
+			task->perf_event_ctxp = next_ctx;
+			next->perf_event_ctxp = ctx;
+			ctx->task = next;
+			next_ctx->task = task;
+			do_switch = 0;
+
+			perf_event_sync_stat(ctx, next_ctx);
+		}
+		spin_unlock(&next_ctx->lock);
+		spin_unlock(&ctx->lock);
+	}
+	rcu_read_unlock();
+
+	if (do_switch) {
+		__perf_event_sched_out(ctx, cpuctx);
+		cpuctx->task_ctx = NULL;
+	}
+}
+
+/*
+ * Called with IRQs disabled
+ */
+static void __perf_event_task_sched_out(struct perf_event_context *ctx)
+{
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+
+	if (!cpuctx->task_ctx)
+		return;
+
+	if (WARN_ON_ONCE(ctx != cpuctx->task_ctx))
+		return;
+
+	__perf_event_sched_out(ctx, cpuctx);
+	cpuctx->task_ctx = NULL;
+}
+
+/*
+ * Called with IRQs disabled
+ */
+static void perf_event_cpu_sched_out(struct perf_cpu_context *cpuctx)
+{
+	__perf_event_sched_out(&cpuctx->ctx, cpuctx);
+}
+
+static void
+__perf_event_sched_in(struct perf_event_context *ctx,
+			struct perf_cpu_context *cpuctx, int cpu)
+{
+	struct perf_event *event;
+	int can_add_hw = 1;
+
+	spin_lock(&ctx->lock);
+	ctx->is_active = 1;
+	if (likely(!ctx->nr_events))
+		goto out;
+
+	ctx->timestamp = perf_clock();
+
+	perf_disable();
+
+	/*
+	 * First go through the list and put on any pinned groups
+	 * in order to give them the best chance of going on.
+	 */
+	list_for_each_entry(event, &ctx->group_list, group_entry) {
+		if (event->state <= PERF_EVENT_STATE_OFF ||
+		    !event->attr.pinned)
+			continue;
+		if (event->cpu != -1 && event->cpu != cpu)
+			continue;
+
+		if (group_can_go_on(event, cpuctx, 1))
+			group_sched_in(event, cpuctx, ctx, cpu);
+
+		/*
+		 * If this pinned group hasn't been scheduled,
+		 * put it in error state.
+		 */
+		if (event->state == PERF_EVENT_STATE_INACTIVE) {
+			update_group_times(event);
+			event->state = PERF_EVENT_STATE_ERROR;
+		}
+	}
+
+	list_for_each_entry(event, &ctx->group_list, group_entry) {
+		/*
+		 * Ignore events in OFF or ERROR state, and
+		 * ignore pinned events since we did them already.
+		 */
+		if (event->state <= PERF_EVENT_STATE_OFF ||
+		    event->attr.pinned)
+			continue;
+
+		/*
+		 * Listen to the 'cpu' scheduling filter constraint
+		 * of events:
+		 */
+		if (event->cpu != -1 && event->cpu != cpu)
+			continue;
+
+		if (group_can_go_on(event, cpuctx, can_add_hw))
+			if (group_sched_in(event, cpuctx, ctx, cpu))
+				can_add_hw = 0;
+	}
+	perf_enable();
+ out:
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Called from scheduler to add the events of the current task
+ * with interrupts disabled.
+ *
+ * We restore the event value and then enable it.
+ *
+ * This does not protect us against NMI, but enable()
+ * sets the enabled bit in the control field of event _before_
+ * accessing the event control register. If a NMI hits, then it will
+ * keep the event running.
+ */
+void perf_event_task_sched_in(struct task_struct *task, int cpu)
+{
+	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
+	struct perf_event_context *ctx = task->perf_event_ctxp;
+
+	if (likely(!ctx))
+		return;
+	if (cpuctx->task_ctx == ctx)
+		return;
+	__perf_event_sched_in(ctx, cpuctx, cpu);
+	cpuctx->task_ctx = ctx;
+}
+
+static void perf_event_cpu_sched_in(struct perf_cpu_context *cpuctx, int cpu)
+{
+	struct perf_event_context *ctx = &cpuctx->ctx;
+
+	__perf_event_sched_in(ctx, cpuctx, cpu);
+}
+
+#define MAX_INTERRUPTS (~0ULL)
+
+static void perf_log_throttle(struct perf_event *event, int enable);
+
+static void perf_adjust_period(struct perf_event *event, u64 events)
+{
+	struct hw_perf_event *hwc = &event->hw;
+	u64 period, sample_period;
+	s64 delta;
+
+	events *= hwc->sample_period;
+	period = div64_u64(events, event->attr.sample_freq);
+
+	delta = (s64)(period - hwc->sample_period);
+	delta = (delta + 7) / 8; /* low pass filter */
+
+	sample_period = hwc->sample_period + delta;
+
+	if (!sample_period)
+		sample_period = 1;
+
+	hwc->sample_period = sample_period;
+}
+
+static void perf_ctx_adjust_freq(struct perf_event_context *ctx)
+{
+	struct perf_event *event;
+	struct hw_perf_event *hwc;
+	u64 interrupts, freq;
+
+	spin_lock(&ctx->lock);
+	list_for_each_entry_rcu(event, &ctx->event_list, event_entry) {
+		if (event->state != PERF_EVENT_STATE_ACTIVE)
+			continue;
+
+		hwc = &event->hw;
+
+		interrupts = hwc->interrupts;
+		hwc->interrupts = 0;
+
+		/*
+		 * unthrottle events on the tick
+		 */
+		if (interrupts == MAX_INTERRUPTS) {
+			perf_log_throttle(event, 1);
+			event->pmu->unthrottle(event);
+			interrupts = 2*sysctl_perf_event_sample_rate/HZ;
+		}
+
+		if (!event->attr.freq || !event->attr.sample_freq)
+			continue;
+
+		/*
+		 * if the specified freq < HZ then we need to skip ticks
+		 */
+		if (event->attr.sample_freq < HZ) {
+			freq = event->attr.sample_freq;
+
+			hwc->freq_count += freq;
+			hwc->freq_interrupts += interrupts;
+
+			if (hwc->freq_count < HZ)
+				continue;
+
+			interrupts = hwc->freq_interrupts;
+			hwc->freq_interrupts = 0;
+			hwc->freq_count -= HZ;
+		} else
+			freq = HZ;
+
+		perf_adjust_period(event, freq * interrupts);
+
+		/*
+		 * In order to avoid being stalled by an (accidental) huge
+		 * sample period, force reset the sample period if we didn't
+		 * get any events in this freq period.
+		 */
+		if (!interrupts) {
+			perf_disable();
+			event->pmu->disable(event);
+			atomic64_set(&hwc->period_left, 0);
+			event->pmu->enable(event);
+			perf_enable();
+		}
+	}
+	spin_unlock(&ctx->lock);
+}
+
+/*
+ * Round-robin a context's events:
+ */
+static void rotate_ctx(struct perf_event_context *ctx)
+{
+	struct perf_event *event;
+
+	if (!ctx->nr_events)
+		return;
+
+	spin_lock(&ctx->lock);
+	/*
+	 * Rotate the first entry last (works just fine for group events too):
+	 */
+	perf_disable();
+	list_for_each_entry(event, &ctx->group_list, group_entry) {
+		list_move_tail(&event->group_entry, &ctx->group_list);
+		break;
+	}
+	perf_enable();
+
+	spin_unlock(&ctx->lock);
+}
+
+void perf_event_task_tick(struct task_struct *curr, int cpu)
+{
+	struct perf_cpu_context *cpuctx;
+	struct perf_event_context *ctx;
+
+	if (!atomic_read(&nr_events))
+		return;
+
+	cpuctx = &per_cpu(perf_cpu_context, cpu);
+	ctx = curr->perf_event_ctxp;
+
+	perf_ctx_adjust_freq(&cpuctx->ctx);
+	if (ctx)
+		perf_ctx_adjust_freq(ctx);
+
+	perf_event_cpu_sched_out(cpuctx);
+	if (ctx)
+		__perf_event_task_sched_out(ctx);
+
+	rotate_ctx(&cpuctx->ctx);
+	if (ctx)
+		rotate_ctx(ctx);
+
+	perf_event_cpu_sched_in(cpuctx, cpu);
+	if (ctx)
+		perf_event_task_sched_in(curr, cpu);
+}
+
+/*
+ * Enable all of a task's events that have been marked enable-on-exec.
+ * This expects task == current.
+ */
+static void perf_event_enable_on_exec(struct task_struct *task)
+{
+	struct perf_event_context *ctx;
+	struct perf_event *event;
+	unsigned long flags;
+	int enabled = 0;
+
+	local_irq_save(flags);
+	ctx = task->perf_event_ctxp;
+	if (!ctx || !ctx->nr_events)
+		goto out;
+
+	__perf_event_task_sched_out(ctx);
+
+	spin_lock(&ctx->lock);
+
+	list_for_each_entry(event, &ctx->group_list, group_entry) {
+		if (!event->attr.enable_on_exec)
+			continue;
+		event->attr.enable_on_exec = 0;
+		if (event->state >= PERF_EVENT_STATE_INACTIVE)
+			continue;
+		__perf_event_mark_enabled(event, ctx);
+		enabled = 1;
+	}
+
+	/*
+	 * Unclone this context if we enabled any event.
+	 */
+	if (enabled)
+		unclone_ctx(ctx);
+
+	spin_unlock(&ctx->lock);
+
+	perf_event_task_sched_in(task, smp_processor_id());
+ out:
+	local_irq_restore(flags);
+}
+
+/*
+ * Cross CPU call to read the hardware event
+ */
+static void __perf_event_read(void *info)
+{
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event *event = info;
+	struct perf_event_context *ctx = event->ctx;
+	unsigned long flags;
+
+	/*
+	 * If this is a task context, we need to check whether it is
+	 * the current task context of this cpu.  If not it has been
+	 * scheduled out before the smp call arrived.  In that case
+	 * event->count would have been updated to a recent sample
+	 * when the event was scheduled out.
+	 */
+	if (ctx->task && cpuctx->task_ctx != ctx)
+		return;
+
+	local_irq_save(flags);
+	if (ctx->is_active)
+		update_context_time(ctx);
+	event->pmu->read(event);
+	update_event_times(event);
+	local_irq_restore(flags);
+}
+
+static u64 perf_event_read(struct perf_event *event)
+{
+	/*
+	 * If event is enabled and currently active on a CPU, update the
+	 * value in the event structure:
+	 */
+	if (event->state == PERF_EVENT_STATE_ACTIVE) {
+		smp_call_function_single(event->oncpu,
+					 __perf_event_read, event, 1);
+	} else if (event->state == PERF_EVENT_STATE_INACTIVE) {
+		update_event_times(event);
+	}
+
+	return atomic64_read(&event->count);
+}
+
+/*
+ * Initialize the perf_event context in a task_struct:
+ */
+static void
+__perf_event_init_context(struct perf_event_context *ctx,
+			    struct task_struct *task)
+{
+	memset(ctx, 0, sizeof(*ctx));
+	spin_lock_init(&ctx->lock);
+	mutex_init(&ctx->mutex);
+	INIT_LIST_HEAD(&ctx->group_list);
+	INIT_LIST_HEAD(&ctx->event_list);
+	atomic_set(&ctx->refcount, 1);
+	ctx->task = task;
+}
+
+static struct perf_event_context *find_get_context(pid_t pid, int cpu)
+{
+	struct perf_event_context *ctx;
+	struct perf_cpu_context *cpuctx;
+	struct task_struct *task;
+	unsigned long flags;
+	int err;
+
+	/*
+	 * If cpu is not a wildcard then this is a percpu event:
+	 */
+	if (cpu != -1) {
+		/* Must be root to operate on a CPU event: */
+		if (perf_paranoid_cpu() && !capable(CAP_SYS_ADMIN))
+			return ERR_PTR(-EACCES);
+
+		if (cpu < 0 || cpu > num_possible_cpus())
+			return ERR_PTR(-EINVAL);
+
+		/*
+		 * We could be clever and allow to attach a event to an
+		 * offline CPU and activate it when the CPU comes up, but
+		 * that's for later.
+		 */
+		if (!cpu_isset(cpu, cpu_online_map))
+			return ERR_PTR(-ENODEV);
+
+		cpuctx = &per_cpu(perf_cpu_context, cpu);
+		ctx = &cpuctx->ctx;
+		get_ctx(ctx);
+
+		return ctx;
+	}
+
+	rcu_read_lock();
+	if (!pid)
+		task = current;
+	else
+		task = find_task_by_vpid(pid);
+	if (task)
+		get_task_struct(task);
+	rcu_read_unlock();
+
+	if (!task)
+		return ERR_PTR(-ESRCH);
+
+	/*
+	 * Can't attach events to a dying task.
+	 */
+	err = -ESRCH;
+	if (task->flags & PF_EXITING)
+		goto errout;
+
+	/* Reuse ptrace permission checks for now. */
+	err = -EACCES;
+	if (!ptrace_may_access(task, PTRACE_MODE_READ))
+		goto errout;
+
+ retry:
+	ctx = perf_lock_task_context(task, &flags);
+	if (ctx) {
+		unclone_ctx(ctx);
+		spin_unlock_irqrestore(&ctx->lock, flags);
+	}
+
+	if (!ctx) {
+		ctx = kmalloc(sizeof(struct perf_event_context), GFP_KERNEL);
+		err = -ENOMEM;
+		if (!ctx)
+			goto errout;
+		__perf_event_init_context(ctx, task);
+		get_ctx(ctx);
+		if (cmpxchg(&task->perf_event_ctxp, NULL, ctx)) {
+			/*
+			 * We raced with some other task; use
+			 * the context they set.
+			 */
+			kfree(ctx);
+			goto retry;
+		}
+		get_task_struct(task);
+	}
+
+	put_task_struct(task);
+	return ctx;
+
+ errout:
+	put_task_struct(task);
+	return ERR_PTR(err);
+}
+
+static void free_event_rcu(struct rcu_head *head)
+{
+	struct perf_event *event;
+
+	event = container_of(head, struct perf_event, rcu_head);
+	if (event->ns)
+		put_pid_ns(event->ns);
+	kfree(event);
+}
+
+static void perf_pending_sync(struct perf_event *event);
+
+static void free_event(struct perf_event *event)
+{
+	perf_pending_sync(event);
+
+	if (!event->parent) {
+		atomic_dec(&nr_events);
+		if (event->attr.mmap)
+			atomic_dec(&nr_mmap_events);
+		if (event->attr.comm)
+			atomic_dec(&nr_comm_events);
+		if (event->attr.task)
+			atomic_dec(&nr_task_events);
+	}
+
+	if (event->output) {
+		fput(event->output->filp);
+		event->output = NULL;
+	}
+
+	if (event->destroy)
+		event->destroy(event);
+
+	put_ctx(event->ctx);
+	call_rcu(&event->rcu_head, free_event_rcu);
+}
+
+/*
+ * Called when the last reference to the file is gone.
+ */
+static int perf_release(struct inode *inode, struct file *file)
+{
+	struct perf_event *event = file->private_data;
+	struct perf_event_context *ctx = event->ctx;
+
+	file->private_data = NULL;
+
+	WARN_ON_ONCE(ctx->parent_ctx);
+	mutex_lock(&ctx->mutex);
+	perf_event_remove_from_context(event);
+	mutex_unlock(&ctx->mutex);
+
+	mutex_lock(&event->owner->perf_event_mutex);
+	list_del_init(&event->owner_entry);
+	mutex_unlock(&event->owner->perf_event_mutex);
+	put_task_struct(event->owner);
+
+	free_event(event);
+
+	return 0;
+}
+
+static int perf_event_read_size(struct perf_event *event)
+{
+	int entry = sizeof(u64); /* value */
+	int size = 0;
+	int nr = 1;
+
+	if (event->attr.read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
+		size += sizeof(u64);
+
+	if (event->attr.read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
+		size += sizeof(u64);
+
+	if (event->attr.read_format & PERF_FORMAT_ID)
+		entry += sizeof(u64);
+
+	if (event->attr.read_format & PERF_FORMAT_GROUP) {
+		nr += event->group_leader->nr_siblings;
+		size += sizeof(u64);
+	}
+
+	size += entry * nr;
+
+	return size;
+}
+
+static u64 perf_event_read_value(struct perf_event *event)
+{
+	struct perf_event *child;
+	u64 total = 0;
+
+	total += perf_event_read(event);
+	list_for_each_entry(child, &event->child_list, child_list)
+		total += perf_event_read(child);
+
+	return total;
+}
+
+static int perf_event_read_entry(struct perf_event *event,
+				   u64 read_format, char __user *buf)
+{
+	int n = 0, count = 0;
+	u64 values[2];
+
+	values[n++] = perf_event_read_value(event);
+	if (read_format & PERF_FORMAT_ID)
+		values[n++] = primary_event_id(event);
+
+	count = n * sizeof(u64);
+
+	if (copy_to_user(buf, values, count))
+		return -EFAULT;
+
+	return count;
+}
+
+static int perf_event_read_group(struct perf_event *event,
+				   u64 read_format, char __user *buf)
+{
+	struct perf_event *leader = event->group_leader, *sub;
+	int n = 0, size = 0, err = -EFAULT;
+	u64 values[3];
+
+	values[n++] = 1 + leader->nr_siblings;
+	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
+		values[n++] = leader->total_time_enabled +
+			atomic64_read(&leader->child_total_time_enabled);
+	}
+	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
+		values[n++] = leader->total_time_running +
+			atomic64_read(&leader->child_total_time_running);
+	}
+
+	size = n * sizeof(u64);
+
+	if (copy_to_user(buf, values, size))
+		return -EFAULT;
+
+	err = perf_event_read_entry(leader, read_format, buf + size);
+	if (err < 0)
+		return err;
+
+	size += err;
+
+	list_for_each_entry(sub, &leader->sibling_list, group_entry) {
+		err = perf_event_read_entry(sub, read_format,
+				buf + size);
+		if (err < 0)
+			return err;
+
+		size += err;
+	}
+
+	return size;
+}
+
+static int perf_event_read_one(struct perf_event *event,
+				 u64 read_format, char __user *buf)
+{
+	u64 values[4];
+	int n = 0;
+
+	values[n++] = perf_event_read_value(event);
+	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
+		values[n++] = event->total_time_enabled +
+			atomic64_read(&event->child_total_time_enabled);
+	}
+	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
+		values[n++] = event->total_time_running +
+			atomic64_read(&event->child_total_time_running);
+	}
+	if (read_format & PERF_FORMAT_ID)
+		values[n++] = primary_event_id(event);
+
+	if (copy_to_user(buf, values, n * sizeof(u64)))
+		return -EFAULT;
+
+	return n * sizeof(u64);
+}
+
+/*
+ * Read the performance event - simple non blocking version for now
+ */
+static ssize_t
+perf_read_hw(struct perf_event *event, char __user *buf, size_t count)
+{
+	u64 read_format = event->attr.read_format;
+	int ret;
+
+	/*
+	 * Return end-of-file for a read on a event that is in
+	 * error state (i.e. because it was pinned but it couldn't be
+	 * scheduled on to the CPU at some point).
+	 */
+	if (event->state == PERF_EVENT_STATE_ERROR)
+		return 0;
+
+	if (count < perf_event_read_size(event))
+		return -ENOSPC;
+
+	WARN_ON_ONCE(event->ctx->parent_ctx);
+	mutex_lock(&event->child_mutex);
+	if (read_format & PERF_FORMAT_GROUP)
+		ret = perf_event_read_group(event, read_format, buf);
+	else
+		ret = perf_event_read_one(event, read_format, buf);
+	mutex_unlock(&event->child_mutex);
+
+	return ret;
+}
+
+static ssize_t
+perf_read(struct file *file, char __user *buf, size_t count, loff_t *ppos)
+{
+	struct perf_event *event = file->private_data;
+
+	return perf_read_hw(event, buf, count);
+}
+
+static unsigned int perf_poll(struct file *file, poll_table *wait)
+{
+	struct perf_event *event = file->private_data;
+	struct perf_mmap_data *data;
+	unsigned int events = POLL_HUP;
+
+	rcu_read_lock();
+	data = rcu_dereference(event->data);
+	if (data)
+		events = atomic_xchg(&data->poll, 0);
+	rcu_read_unlock();
+
+	poll_wait(file, &event->waitq, wait);
+
+	return events;
+}
+
+static void perf_event_reset(struct perf_event *event)
+{
+	(void)perf_event_read(event);
+	atomic64_set(&event->count, 0);
+	perf_event_update_userpage(event);
+}
+
+/*
+ * Holding the top-level event's child_mutex means that any
+ * descendant process that has inherited this event will block
+ * in sync_child_event if it goes to exit, thus satisfying the
+ * task existence requirements of perf_event_enable/disable.
+ */
+static void perf_event_for_each_child(struct perf_event *event,
+					void (*func)(struct perf_event *))
+{
+	struct perf_event *child;
+
+	WARN_ON_ONCE(event->ctx->parent_ctx);
+	mutex_lock(&event->child_mutex);
+	func(event);
+	list_for_each_entry(child, &event->child_list, child_list)
+		func(child);
+	mutex_unlock(&event->child_mutex);
+}
+
+static void perf_event_for_each(struct perf_event *event,
+				  void (*func)(struct perf_event *))
+{
+	struct perf_event_context *ctx = event->ctx;
+	struct perf_event *sibling;
+
+	WARN_ON_ONCE(ctx->parent_ctx);
+	mutex_lock(&ctx->mutex);
+	event = event->group_leader;
+
+	perf_event_for_each_child(event, func);
+	func(event);
+	list_for_each_entry(sibling, &event->sibling_list, group_entry)
+		perf_event_for_each_child(event, func);
+	mutex_unlock(&ctx->mutex);
+}
+
+static int perf_event_period(struct perf_event *event, u64 __user *arg)
+{
+	struct perf_event_context *ctx = event->ctx;
+	unsigned long size;
+	int ret = 0;
+	u64 value;
+
+	if (!event->attr.sample_period)
+		return -EINVAL;
+
+	size = copy_from_user(&value, arg, sizeof(value));
+	if (size != sizeof(value))
+		return -EFAULT;
+
+	if (!value)
+		return -EINVAL;
+
+	spin_lock_irq(&ctx->lock);
+	if (event->attr.freq) {
+		if (value > sysctl_perf_event_sample_rate) {
+			ret = -EINVAL;
+			goto unlock;
+		}
+
+		event->attr.sample_freq = value;
+	} else {
+		event->attr.sample_period = value;
+		event->hw.sample_period = value;
+	}
+unlock:
+	spin_unlock_irq(&ctx->lock);
+
+	return ret;
+}
+
+int perf_event_set_output(struct perf_event *event, int output_fd);
+
+static long perf_ioctl(struct file *file, unsigned int cmd, unsigned long arg)
+{
+	struct perf_event *event = file->private_data;
+	void (*func)(struct perf_event *);
+	u32 flags = arg;
+
+	switch (cmd) {
+	case PERF_EVENT_IOC_ENABLE:
+		func = perf_event_enable;
+		break;
+	case PERF_EVENT_IOC_DISABLE:
+		func = perf_event_disable;
+		break;
+	case PERF_EVENT_IOC_RESET:
+		func = perf_event_reset;
+		break;
+
+	case PERF_EVENT_IOC_REFRESH:
+		return perf_event_refresh(event, arg);
+
+	case PERF_EVENT_IOC_PERIOD:
+		return perf_event_period(event, (u64 __user *)arg);
+
+	case PERF_EVENT_IOC_SET_OUTPUT:
+		return perf_event_set_output(event, arg);
+
+	default:
+		return -ENOTTY;
+	}
+
+	if (flags & PERF_IOC_FLAG_GROUP)
+		perf_event_for_each(event, func);
+	else
+		perf_event_for_each_child(event, func);
+
+	return 0;
+}
+
+int perf_event_task_enable(void)
+{
+	struct perf_event *event;
+
+	mutex_lock(&current->perf_event_mutex);
+	list_for_each_entry(event, &current->perf_event_list, owner_entry)
+		perf_event_for_each_child(event, perf_event_enable);
+	mutex_unlock(&current->perf_event_mutex);
+
+	return 0;
+}
+
+int perf_event_task_disable(void)
+{
+	struct perf_event *event;
+
+	mutex_lock(&current->perf_event_mutex);
+	list_for_each_entry(event, &current->perf_event_list, owner_entry)
+		perf_event_for_each_child(event, perf_event_disable);
+	mutex_unlock(&current->perf_event_mutex);
+
+	return 0;
+}
+
+#ifndef PERF_EVENT_INDEX_OFFSET
+# define PERF_EVENT_INDEX_OFFSET 0
+#endif
+
+static int perf_event_index(struct perf_event *event)
+{
+	if (event->state != PERF_EVENT_STATE_ACTIVE)
+		return 0;
+
+	return event->hw.idx + 1 - PERF_EVENT_INDEX_OFFSET;
+}
+
+/*
+ * Callers need to ensure there can be no nesting of this function, otherwise
+ * the seqlock logic goes bad. We can not serialize this because the arch
+ * code calls this from NMI context.
+ */
+void perf_event_update_userpage(struct perf_event *event)
+{
+	struct perf_event_mmap_page *userpg;
+	struct perf_mmap_data *data;
+
+	rcu_read_lock();
+	data = rcu_dereference(event->data);
+	if (!data)
+		goto unlock;
+
+	userpg = data->user_page;
+
+	/*
+	 * Disable preemption so as to not let the corresponding user-space
+	 * spin too long if we get preempted.
+	 */
+	preempt_disable();
+	++userpg->lock;
+	barrier();
+	userpg->index = perf_event_index(event);
+	userpg->offset = atomic64_read(&event->count);
+	if (event->state == PERF_EVENT_STATE_ACTIVE)
+		userpg->offset -= atomic64_read(&event->hw.prev_count);
+
+	userpg->time_enabled = event->total_time_enabled +
+			atomic64_read(&event->child_total_time_enabled);
+
+	userpg->time_running = event->total_time_running +
+			atomic64_read(&event->child_total_time_running);
+
+	barrier();
+	++userpg->lock;
+	preempt_enable();
+unlock:
+	rcu_read_unlock();
+}
+
+static unsigned long perf_data_size(struct perf_mmap_data *data)
+{
+	return data->nr_pages << (PAGE_SHIFT + data->data_order);
+}
+
+#ifndef CONFIG_PERF_USE_VMALLOC
+
+/*
+ * Back perf_mmap() with regular GFP_KERNEL-0 pages.
+ */
+
+static struct page *
+perf_mmap_to_page(struct perf_mmap_data *data, unsigned long pgoff)
+{
+	if (pgoff > data->nr_pages)
+		return NULL;
+
+	if (pgoff == 0)
+		return virt_to_page(data->user_page);
+
+	return virt_to_page(data->data_pages[pgoff - 1]);
+}
+
+static struct perf_mmap_data *
+perf_mmap_data_alloc(struct perf_event *event, int nr_pages)
+{
+	struct perf_mmap_data *data;
+	unsigned long size;
+	int i;
+
+	WARN_ON(atomic_read(&event->mmap_count));
+
+	size = sizeof(struct perf_mmap_data);
+	size += nr_pages * sizeof(void *);
+
+	data = kzalloc(size, GFP_KERNEL);
+	if (!data)
+		goto fail;
+
+	data->user_page = (void *)get_zeroed_page(GFP_KERNEL);
+	if (!data->user_page)
+		goto fail_user_page;
+
+	for (i = 0; i < nr_pages; i++) {
+		data->data_pages[i] = (void *)get_zeroed_page(GFP_KERNEL);
+		if (!data->data_pages[i])
+			goto fail_data_pages;
+	}
+
+	data->data_order = 0;
+	data->nr_pages = nr_pages;
+
+	return data;
+
+fail_data_pages:
+	for (i--; i >= 0; i--)
+		free_page((unsigned long)data->data_pages[i]);
+
+	free_page((unsigned long)data->user_page);
+
+fail_user_page:
+	kfree(data);
+
+fail:
+	return NULL;
+}
+
+static void perf_mmap_free_page(unsigned long addr)
+{
+	struct page *page = virt_to_page((void *)addr);
+
+	page->mapping = NULL;
+	__free_page(page);
+}
+
+static void perf_mmap_data_free(struct perf_mmap_data *data)
+{
+	int i;
+
+	perf_mmap_free_page((unsigned long)data->user_page);
+	for (i = 0; i < data->nr_pages; i++)
+		perf_mmap_free_page((unsigned long)data->data_pages[i]);
+}
+
+#else
+
+/*
+ * Back perf_mmap() with vmalloc memory.
+ *
+ * Required for architectures that have d-cache aliasing issues.
+ */
+
+static struct page *
+perf_mmap_to_page(struct perf_mmap_data *data, unsigned long pgoff)
+{
+	if (pgoff > (1UL << data->data_order))
+		return NULL;
+
+	return vmalloc_to_page((void *)data->user_page + pgoff * PAGE_SIZE);
+}
+
+static void perf_mmap_unmark_page(void *addr)
+{
+	struct page *page = vmalloc_to_page(addr);
+
+	page->mapping = NULL;
+}
+
+static void perf_mmap_data_free_work(struct work_struct *work)
+{
+	struct perf_mmap_data *data;
+	void *base;
+	int i, nr;
+
+	data = container_of(work, struct perf_mmap_data, work);
+	nr = 1 << data->data_order;
+
+	base = data->user_page;
+	for (i = 0; i < nr + 1; i++)
+		perf_mmap_unmark_page(base + (i * PAGE_SIZE));
+
+	vfree(base);
+}
+
+static void perf_mmap_data_free(struct perf_mmap_data *data)
+{
+	schedule_work(&data->work);
+}
+
+static struct perf_mmap_data *
+perf_mmap_data_alloc(struct perf_event *event, int nr_pages)
+{
+	struct perf_mmap_data *data;
+	unsigned long size;
+	void *all_buf;
+
+	WARN_ON(atomic_read(&event->mmap_count));
+
+	size = sizeof(struct perf_mmap_data);
+	size += sizeof(void *);
+
+	data = kzalloc(size, GFP_KERNEL);
+	if (!data)
+		goto fail;
+
+	INIT_WORK(&data->work, perf_mmap_data_free_work);
+
+	all_buf = vmalloc_user((nr_pages + 1) * PAGE_SIZE);
+	if (!all_buf)
+		goto fail_all_buf;
+
+	data->user_page = all_buf;
+	data->data_pages[0] = all_buf + PAGE_SIZE;
+	data->data_order = ilog2(nr_pages);
+	data->nr_pages = 1;
+
+	return data;
+
+fail_all_buf:
+	kfree(data);
+
+fail:
+	return NULL;
+}
+
+#endif
+
+static int perf_mmap_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
+{
+	struct perf_event *event = vma->vm_file->private_data;
+	struct perf_mmap_data *data;
+	int ret = VM_FAULT_SIGBUS;
+
+	if (vmf->flags & FAULT_FLAG_MKWRITE) {
+		if (vmf->pgoff == 0)
+			ret = 0;
+		return ret;
+	}
+
+	rcu_read_lock();
+	data = rcu_dereference(event->data);
+	if (!data)
+		goto unlock;
+
+	if (vmf->pgoff && (vmf->flags & FAULT_FLAG_WRITE))
+		goto unlock;
+
+	vmf->page = perf_mmap_to_page(data, vmf->pgoff);
+	if (!vmf->page)
+		goto unlock;
+
+	get_page(vmf->page);
+	vmf->page->mapping = vma->vm_file->f_mapping;
+	vmf->page->index   = vmf->pgoff;
+
+	ret = 0;
+unlock:
+	rcu_read_unlock();
+
+	return ret;
+}
+
+static void
+perf_mmap_data_init(struct perf_event *event, struct perf_mmap_data *data)
+{
+	long max_size = perf_data_size(data);
+
+	atomic_set(&data->lock, -1);
+
+	if (event->attr.watermark) {
+		data->watermark = min_t(long, max_size,
+					event->attr.wakeup_watermark);
+	}
+
+	if (!data->watermark)
+		data->watermark = max_t(long, PAGE_SIZE, max_size / 2);
+
+
+	rcu_assign_pointer(event->data, data);
+}
+
+static void perf_mmap_data_free_rcu(struct rcu_head *rcu_head)
+{
+	struct perf_mmap_data *data;
+
+	data = container_of(rcu_head, struct perf_mmap_data, rcu_head);
+	perf_mmap_data_free(data);
+	kfree(data);
+}
+
+static void perf_mmap_data_release(struct perf_event *event)
+{
+	struct perf_mmap_data *data = event->data;
+
+	WARN_ON(atomic_read(&event->mmap_count));
+
+	rcu_assign_pointer(event->data, NULL);
+	call_rcu(&data->rcu_head, perf_mmap_data_free_rcu);
+}
+
+static void perf_mmap_open(struct vm_area_struct *vma)
+{
+	struct perf_event *event = vma->vm_file->private_data;
+
+	atomic_inc(&event->mmap_count);
+}
+
+static void perf_mmap_close(struct vm_area_struct *vma)
+{
+	struct perf_event *event = vma->vm_file->private_data;
+
+	WARN_ON_ONCE(event->ctx->parent_ctx);
+	if (atomic_dec_and_mutex_lock(&event->mmap_count, &event->mmap_mutex)) {
+		unsigned long size = perf_data_size(event->data);
+		struct user_struct *user = current_user();
+
+		atomic_long_sub((size >> PAGE_SHIFT) + 1, &user->locked_vm);
+		vma->vm_mm->locked_vm -= event->data->nr_locked;
+		perf_mmap_data_release(event);
+		mutex_unlock(&event->mmap_mutex);
+	}
+}
+
+static const struct vm_operations_struct perf_mmap_vmops = {
+	.open		= perf_mmap_open,
+	.close		= perf_mmap_close,
+	.fault		= perf_mmap_fault,
+	.page_mkwrite	= perf_mmap_fault,
+};
+
+static int perf_mmap(struct file *file, struct vm_area_struct *vma)
+{
+	struct perf_event *event = file->private_data;
+	unsigned long user_locked, user_lock_limit;
+	struct user_struct *user = current_user();
+	unsigned long locked, lock_limit;
+	struct perf_mmap_data *data;
+	unsigned long vma_size;
+	unsigned long nr_pages;
+	long user_extra, extra;
+	int ret = 0;
+
+	if (!(vma->vm_flags & VM_SHARED))
+		return -EINVAL;
+
+	vma_size = vma->vm_end - vma->vm_start;
+	nr_pages = (vma_size / PAGE_SIZE) - 1;
+
+	/*
+	 * If we have data pages ensure they're a power-of-two number, so we
+	 * can do bitmasks instead of modulo.
+	 */
+	if (nr_pages != 0 && !is_power_of_2(nr_pages))
+		return -EINVAL;
+
+	if (vma_size != PAGE_SIZE * (1 + nr_pages))
+		return -EINVAL;
+
+	if (vma->vm_pgoff != 0)
+		return -EINVAL;
+
+	WARN_ON_ONCE(event->ctx->parent_ctx);
+	mutex_lock(&event->mmap_mutex);
+	if (event->output) {
+		ret = -EINVAL;
+		goto unlock;
+	}
+
+	if (atomic_inc_not_zero(&event->mmap_count)) {
+		if (nr_pages != event->data->nr_pages)
+			ret = -EINVAL;
+		goto unlock;
+	}
+
+	user_extra = nr_pages + 1;
+	user_lock_limit = sysctl_perf_event_mlock >> (PAGE_SHIFT - 10);
+
+	/*
+	 * Increase the limit linearly with more CPUs:
+	 */
+	user_lock_limit *= num_online_cpus();
+
+	user_locked = atomic_long_read(&user->locked_vm) + user_extra;
+
+	extra = 0;
+	if (user_locked > user_lock_limit)
+		extra = user_locked - user_lock_limit;
+
+	lock_limit = current->signal->rlim[RLIMIT_MEMLOCK].rlim_cur;
+	lock_limit >>= PAGE_SHIFT;
+	locked = vma->vm_mm->locked_vm + extra;
+
+	if ((locked > lock_limit) && perf_paranoid_tracepoint_raw() &&
+		!capable(CAP_IPC_LOCK)) {
+		ret = -EPERM;
+		goto unlock;
+	}
+
+	WARN_ON(event->data);
+
+	data = perf_mmap_data_alloc(event, nr_pages);
+	ret = -ENOMEM;
+	if (!data)
+		goto unlock;
+
+	ret = 0;
+	perf_mmap_data_init(event, data);
+
+	atomic_set(&event->mmap_count, 1);
+	atomic_long_add(user_extra, &user->locked_vm);
+	vma->vm_mm->locked_vm += extra;
+	event->data->nr_locked = extra;
+	if (vma->vm_flags & VM_WRITE)
+		event->data->writable = 1;
+
+unlock:
+	mutex_unlock(&event->mmap_mutex);
+
+	vma->vm_flags |= VM_RESERVED;
+	vma->vm_ops = &perf_mmap_vmops;
+
+	return ret;
+}
+
+static int perf_fasync(int fd, struct file *filp, int on)
+{
+	struct inode *inode = filp->f_path.dentry->d_inode;
+	struct perf_event *event = filp->private_data;
+	int retval;
+
+	mutex_lock(&inode->i_mutex);
+	retval = fasync_helper(fd, filp, on, &event->fasync);
+	mutex_unlock(&inode->i_mutex);
+
+	if (retval < 0)
+		return retval;
+
+	return 0;
+}
+
+static const struct file_operations perf_fops = {
+	.release		= perf_release,
+	.read			= perf_read,
+	.poll			= perf_poll,
+	.unlocked_ioctl		= perf_ioctl,
+	.compat_ioctl		= perf_ioctl,
+	.mmap			= perf_mmap,
+	.fasync			= perf_fasync,
+};
+
+/*
+ * Perf event wakeup
+ *
+ * If there's data, ensure we set the poll() state and publish everything
+ * to user-space before waking everybody up.
+ */
+
+void perf_event_wakeup(struct perf_event *event)
+{
+	wake_up_all(&event->waitq);
+
+	if (event->pending_kill) {
+		kill_fasync(&event->fasync, SIGIO, event->pending_kill);
+		event->pending_kill = 0;
+	}
+}
+
+/*
+ * Pending wakeups
+ *
+ * Handle the case where we need to wakeup up from NMI (or rq->lock) context.
+ *
+ * The NMI bit means we cannot possibly take locks. Therefore, maintain a
+ * single linked list and use cmpxchg() to add entries lockless.
+ */
+
+static void perf_pending_event(struct perf_pending_entry *entry)
+{
+	struct perf_event *event = container_of(entry,
+			struct perf_event, pending);
+
+	if (event->pending_disable) {
+		event->pending_disable = 0;
+		__perf_event_disable(event);
+	}
+
+	if (event->pending_wakeup) {
+		event->pending_wakeup = 0;
+		perf_event_wakeup(event);
+	}
+}
+
+#define PENDING_TAIL ((struct perf_pending_entry *)-1UL)
+
+static DEFINE_PER_CPU(struct perf_pending_entry *, perf_pending_head) = {
+	PENDING_TAIL,
+};
+
+static void perf_pending_queue(struct perf_pending_entry *entry,
+			       void (*func)(struct perf_pending_entry *))
+{
+	struct perf_pending_entry **head;
+
+	if (cmpxchg(&entry->next, NULL, PENDING_TAIL) != NULL)
+		return;
+
+	entry->func = func;
+
+	head = &get_cpu_var(perf_pending_head);
+
+	do {
+		entry->next = *head;
+	} while (cmpxchg(head, entry->next, entry) != entry->next);
+
+	set_perf_event_pending();
+
+	put_cpu_var(perf_pending_head);
+}
+
+static int __perf_pending_run(void)
+{
+	struct perf_pending_entry *list;
+	int nr = 0;
+
+	list = xchg(&__get_cpu_var(perf_pending_head), PENDING_TAIL);
+	while (list != PENDING_TAIL) {
+		void (*func)(struct perf_pending_entry *);
+		struct perf_pending_entry *entry = list;
+
+		list = list->next;
+
+		func = entry->func;
+		entry->next = NULL;
+		/*
+		 * Ensure we observe the unqueue before we issue the wakeup,
+		 * so that we won't be waiting forever.
+		 * -- see perf_not_pending().
+		 */
+		smp_wmb();
+
+		func(entry);
+		nr++;
+	}
+
+	return nr;
+}
+
+static inline int perf_not_pending(struct perf_event *event)
+{
+	/*
+	 * If we flush on whatever cpu we run, there is a chance we don't
+	 * need to wait.
+	 */
+	get_cpu();
+	__perf_pending_run();
+	put_cpu();
+
+	/*
+	 * Ensure we see the proper queue state before going to sleep
+	 * so that we do not miss the wakeup. -- see perf_pending_handle()
+	 */
+	smp_rmb();
+	return event->pending.next == NULL;
+}
+
+static void perf_pending_sync(struct perf_event *event)
+{
+	wait_event(event->waitq, perf_not_pending(event));
+}
+
+void perf_event_do_pending(void)
+{
+	__perf_pending_run();
+}
+
+/*
+ * Callchain support -- arch specific
+ */
+
+__weak struct perf_callchain_entry *perf_callchain(struct pt_regs *regs)
+{
+	return NULL;
+}
+
+/*
+ * Output
+ */
+static bool perf_output_space(struct perf_mmap_data *data, unsigned long tail,
+			      unsigned long offset, unsigned long head)
+{
+	unsigned long mask;
+
+	if (!data->writable)
+		return true;
+
+	mask = perf_data_size(data) - 1;
+
+	offset = (offset - tail) & mask;
+	head   = (head   - tail) & mask;
+
+	if ((int)(head - offset) < 0)
+		return false;
+
+	return true;
+}
+
+static void perf_output_wakeup(struct perf_output_handle *handle)
+{
+	atomic_set(&handle->data->poll, POLL_IN);
+
+	if (handle->nmi) {
+		handle->event->pending_wakeup = 1;
+		perf_pending_queue(&handle->event->pending,
+				   perf_pending_event);
+	} else
+		perf_event_wakeup(handle->event);
+}
+
+/*
+ * Curious locking construct.
+ *
+ * We need to ensure a later event_id doesn't publish a head when a former
+ * event_id isn't done writing. However since we need to deal with NMIs we
+ * cannot fully serialize things.
+ *
+ * What we do is serialize between CPUs so we only have to deal with NMI
+ * nesting on a single CPU.
+ *
+ * We only publish the head (and generate a wakeup) when the outer-most
+ * event_id completes.
+ */
+static void perf_output_lock(struct perf_output_handle *handle)
+{
+	struct perf_mmap_data *data = handle->data;
+	int cpu;
+
+	handle->locked = 0;
+
+	local_irq_save(handle->flags);
+	cpu = smp_processor_id();
+
+	if (in_nmi() && atomic_read(&data->lock) == cpu)
+		return;
+
+	while (atomic_cmpxchg(&data->lock, -1, cpu) != -1)
+		cpu_relax();
+
+	handle->locked = 1;
+}
+
+static void perf_output_unlock(struct perf_output_handle *handle)
+{
+	struct perf_mmap_data *data = handle->data;
+	unsigned long head;
+	int cpu;
+
+	data->done_head = data->head;
+
+	if (!handle->locked)
+		goto out;
+
+again:
+	/*
+	 * The xchg implies a full barrier that ensures all writes are done
+	 * before we publish the new head, matched by a rmb() in userspace when
+	 * reading this position.
+	 */
+	while ((head = atomic_long_xchg(&data->done_head, 0)))
+		data->user_page->data_head = head;
+
+	/*
+	 * NMI can happen here, which means we can miss a done_head update.
+	 */
+
+	cpu = atomic_xchg(&data->lock, -1);
+	WARN_ON_ONCE(cpu != smp_processor_id());
+
+	/*
+	 * Therefore we have to validate we did not indeed do so.
+	 */
+	if (unlikely(atomic_long_read(&data->done_head))) {
+		/*
+		 * Since we had it locked, we can lock it again.
+		 */
+		while (atomic_cmpxchg(&data->lock, -1, cpu) != -1)
+			cpu_relax();
+
+		goto again;
+	}
+
+	if (atomic_xchg(&data->wakeup, 0))
+		perf_output_wakeup(handle);
+out:
+	local_irq_restore(handle->flags);
+}
+
+void perf_output_copy(struct perf_output_handle *handle,
+		      const void *buf, unsigned int len)
+{
+	unsigned int pages_mask;
+	unsigned long offset;
+	unsigned int size;
+	void **pages;
+
+	offset		= handle->offset;
+	pages_mask	= handle->data->nr_pages - 1;
+	pages		= handle->data->data_pages;
+
+	do {
+		unsigned long page_offset;
+		unsigned long page_size;
+		int nr;
+
+		nr	    = (offset >> PAGE_SHIFT) & pages_mask;
+		page_size   = 1UL << (handle->data->data_order + PAGE_SHIFT);
+		page_offset = offset & (page_size - 1);
+		size	    = min_t(unsigned int, page_size - page_offset, len);
+
+		memcpy(pages[nr] + page_offset, buf, size);
+
+		len	    -= size;
+		buf	    += size;
+		offset	    += size;
+	} while (len);
+
+	handle->offset = offset;
+
+	/*
+	 * Check we didn't copy past our reservation window, taking the
+	 * possible unsigned int wrap into account.
+	 */
+	WARN_ON_ONCE(((long)(handle->head - handle->offset)) < 0);
+}
+
+int perf_output_begin(struct perf_output_handle *handle,
+		      struct perf_event *event, unsigned int size,
+		      int nmi, int sample)
+{
+	struct perf_event *output_event;
+	struct perf_mmap_data *data;
+	unsigned long tail, offset, head;
+	int have_lost;
+	struct {
+		struct perf_event_header header;
+		u64			 id;
+		u64			 lost;
+	} lost_event;
+
+	rcu_read_lock();
+	/*
+	 * For inherited events we send all the output towards the parent.
+	 */
+	if (event->parent)
+		event = event->parent;
+
+	output_event = rcu_dereference(event->output);
+	if (output_event)
+		event = output_event;
+
+	data = rcu_dereference(event->data);
+	if (!data)
+		goto out;
+
+	handle->data	= data;
+	handle->event	= event;
+	handle->nmi	= nmi;
+	handle->sample	= sample;
+
+	if (!data->nr_pages)
+		goto fail;
+
+	have_lost = atomic_read(&data->lost);
+	if (have_lost)
+		size += sizeof(lost_event);
+
+	perf_output_lock(handle);
+
+	do {
+		/*
+		 * Userspace could choose to issue a mb() before updating the
+		 * tail pointer. So that all reads will be completed before the
+		 * write is issued.
+		 */
+		tail = ACCESS_ONCE(data->user_page->data_tail);
+		smp_rmb();
+		offset = head = atomic_long_read(&data->head);
+		head += size;
+		if (unlikely(!perf_output_space(data, tail, offset, head)))
+			goto fail;
+	} while (atomic_long_cmpxchg(&data->head, offset, head) != offset);
+
+	handle->offset	= offset;
+	handle->head	= head;
+
+	if (head - tail > data->watermark)
+		atomic_set(&data->wakeup, 1);
+
+	if (have_lost) {
+		lost_event.header.type = PERF_RECORD_LOST;
+		lost_event.header.misc = 0;
+		lost_event.header.size = sizeof(lost_event);
+		lost_event.id          = event->id;
+		lost_event.lost        = atomic_xchg(&data->lost, 0);
+
+		perf_output_put(handle, lost_event);
+	}
+
+	return 0;
+
+fail:
+	atomic_inc(&data->lost);
+	perf_output_unlock(handle);
+out:
+	rcu_read_unlock();
+
+	return -ENOSPC;
+}
+
+void perf_output_end(struct perf_output_handle *handle)
+{
+	struct perf_event *event = handle->event;
+	struct perf_mmap_data *data = handle->data;
+
+	int wakeup_events = event->attr.wakeup_events;
+
+	if (handle->sample && wakeup_events) {
+		int events = atomic_inc_return(&data->events);
+		if (events >= wakeup_events) {
+			atomic_sub(wakeup_events, &data->events);
+			atomic_set(&data->wakeup, 1);
+		}
+	}
+
+	perf_output_unlock(handle);
+	rcu_read_unlock();
+}
+
+static u32 perf_event_pid(struct perf_event *event, struct task_struct *p)
+{
+	/*
+	 * only top level events have the pid namespace they were created in
+	 */
+	if (event->parent)
+		event = event->parent;
+
+	return task_tgid_nr_ns(p, event->ns);
+}
+
+static u32 perf_event_tid(struct perf_event *event, struct task_struct *p)
+{
+	/*
+	 * only top level events have the pid namespace they were created in
+	 */
+	if (event->parent)
+		event = event->parent;
+
+	return task_pid_nr_ns(p, event->ns);
+}
+
+static void perf_output_read_one(struct perf_output_handle *handle,
+				 struct perf_event *event)
+{
+	u64 read_format = event->attr.read_format;
+	u64 values[4];
+	int n = 0;
+
+	values[n++] = atomic64_read(&event->count);
+	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED) {
+		values[n++] = event->total_time_enabled +
+			atomic64_read(&event->child_total_time_enabled);
+	}
+	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING) {
+		values[n++] = event->total_time_running +
+			atomic64_read(&event->child_total_time_running);
+	}
+	if (read_format & PERF_FORMAT_ID)
+		values[n++] = primary_event_id(event);
+
+	perf_output_copy(handle, values, n * sizeof(u64));
+}
+
+/*
+ * XXX PERF_FORMAT_GROUP vs inherited events seems difficult.
+ */
+static void perf_output_read_group(struct perf_output_handle *handle,
+			    struct perf_event *event)
+{
+	struct perf_event *leader = event->group_leader, *sub;
+	u64 read_format = event->attr.read_format;
+	u64 values[5];
+	int n = 0;
+
+	values[n++] = 1 + leader->nr_siblings;
+
+	if (read_format & PERF_FORMAT_TOTAL_TIME_ENABLED)
+		values[n++] = leader->total_time_enabled;
+
+	if (read_format & PERF_FORMAT_TOTAL_TIME_RUNNING)
+		values[n++] = leader->total_time_running;
+
+	if (leader != event)
+		leader->pmu->read(leader);
+
+	values[n++] = atomic64_read(&leader->count);
+	if (read_format & PERF_FORMAT_ID)
+		values[n++] = primary_event_id(leader);
+
+	perf_output_copy(handle, values, n * sizeof(u64));
+
+	list_for_each_entry(sub, &leader->sibling_list, group_entry) {
+		n = 0;
+
+		if (sub != event)
+			sub->pmu->read(sub);
+
+		values[n++] = atomic64_read(&sub->count);
+		if (read_format & PERF_FORMAT_ID)
+			values[n++] = primary_event_id(sub);
+
+		perf_output_copy(handle, values, n * sizeof(u64));
+	}
+}
+
+static void perf_output_read(struct perf_output_handle *handle,
+			     struct perf_event *event)
+{
+	if (event->attr.read_format & PERF_FORMAT_GROUP)
+		perf_output_read_group(handle, event);
+	else
+		perf_output_read_one(handle, event);
+}
+
+void perf_output_sample(struct perf_output_handle *handle,
+			struct perf_event_header *header,
+			struct perf_sample_data *data,
+			struct perf_event *event)
+{
+	u64 sample_type = data->type;
+
+	perf_output_put(handle, *header);
+
+	if (sample_type & PERF_SAMPLE_IP)
+		perf_output_put(handle, data->ip);
+
+	if (sample_type & PERF_SAMPLE_TID)
+		perf_output_put(handle, data->tid_entry);
+
+	if (sample_type & PERF_SAMPLE_TIME)
+		perf_output_put(handle, data->time);
+
+	if (sample_type & PERF_SAMPLE_ADDR)
+		perf_output_put(handle, data->addr);
+
+	if (sample_type & PERF_SAMPLE_ID)
+		perf_output_put(handle, data->id);
+
+	if (sample_type & PERF_SAMPLE_STREAM_ID)
+		perf_output_put(handle, data->stream_id);
+
+	if (sample_type & PERF_SAMPLE_CPU)
+		perf_output_put(handle, data->cpu_entry);
+
+	if (sample_type & PERF_SAMPLE_PERIOD)
+		perf_output_put(handle, data->period);
+
+	if (sample_type & PERF_SAMPLE_READ)
+		perf_output_read(handle, event);
+
+	if (sample_type & PERF_SAMPLE_CALLCHAIN) {
+		if (data->callchain) {
+			int size = 1;
+
+			if (data->callchain)
+				size += data->callchain->nr;
+
+			size *= sizeof(u64);
+
+			perf_output_copy(handle, data->callchain, size);
+		} else {
+			u64 nr = 0;
+			perf_output_put(handle, nr);
+		}
+	}
+
+	if (sample_type & PERF_SAMPLE_RAW) {
+		if (data->raw) {
+			perf_output_put(handle, data->raw->size);
+			perf_output_copy(handle, data->raw->data,
+					 data->raw->size);
+		} else {
+			struct {
+				u32	size;
+				u32	data;
+			} raw = {
+				.size = sizeof(u32),
+				.data = 0,
+			};
+			perf_output_put(handle, raw);
+		}
+	}
+}
+
+void perf_prepare_sample(struct perf_event_header *header,
+			 struct perf_sample_data *data,
+			 struct perf_event *event,
+			 struct pt_regs *regs)
+{
+	u64 sample_type = event->attr.sample_type;
+
+	data->type = sample_type;
+
+	header->type = PERF_RECORD_SAMPLE;
+	header->size = sizeof(*header);
+
+	header->misc = 0;
+	header->misc |= perf_misc_flags(regs);
+
+	if (sample_type & PERF_SAMPLE_IP) {
+		data->ip = perf_instruction_pointer(regs);
+
+		header->size += sizeof(data->ip);
+	}
+
+	if (sample_type & PERF_SAMPLE_TID) {
+		/* namespace issues */
+		data->tid_entry.pid = perf_event_pid(event, current);
+		data->tid_entry.tid = perf_event_tid(event, current);
+
+		header->size += sizeof(data->tid_entry);
+	}
+
+	if (sample_type & PERF_SAMPLE_TIME) {
+		data->time = perf_clock();
+
+		header->size += sizeof(data->time);
+	}
+
+	if (sample_type & PERF_SAMPLE_ADDR)
+		header->size += sizeof(data->addr);
+
+	if (sample_type & PERF_SAMPLE_ID) {
+		data->id = primary_event_id(event);
+
+		header->size += sizeof(data->id);
+	}
+
+	if (sample_type & PERF_SAMPLE_STREAM_ID) {
+		data->stream_id = event->id;
+
+		header->size += sizeof(data->stream_id);
+	}
+
+	if (sample_type & PERF_SAMPLE_CPU) {
+		data->cpu_entry.cpu		= raw_smp_processor_id();
+		data->cpu_entry.reserved	= 0;
+
+		header->size += sizeof(data->cpu_entry);
+	}
+
+	if (sample_type & PERF_SAMPLE_PERIOD)
+		header->size += sizeof(data->period);
+
+	if (sample_type & PERF_SAMPLE_READ)
+		header->size += perf_event_read_size(event);
+
+	if (sample_type & PERF_SAMPLE_CALLCHAIN) {
+		int size = 1;
+
+		data->callchain = perf_callchain(regs);
+
+		if (data->callchain)
+			size += data->callchain->nr;
+
+		header->size += size * sizeof(u64);
+	}
+
+	if (sample_type & PERF_SAMPLE_RAW) {
+		int size = sizeof(u32);
+
+		if (data->raw)
+			size += data->raw->size;
+		else
+			size += sizeof(u32);
+
+		WARN_ON_ONCE(size & (sizeof(u64)-1));
+		header->size += size;
+	}
+}
+
+static void perf_event_output(struct perf_event *event, int nmi,
+				struct perf_sample_data *data,
+				struct pt_regs *regs)
+{
+	struct perf_output_handle handle;
+	struct perf_event_header header;
+
+	perf_prepare_sample(&header, data, event, regs);
+
+	if (perf_output_begin(&handle, event, header.size, nmi, 1))
+		return;
+
+	perf_output_sample(&handle, &header, data, event);
+
+	perf_output_end(&handle);
+}
+
+/*
+ * read event_id
+ */
+
+struct perf_read_event {
+	struct perf_event_header	header;
+
+	u32				pid;
+	u32				tid;
+};
+
+static void
+perf_event_read_event(struct perf_event *event,
+			struct task_struct *task)
+{
+	struct perf_output_handle handle;
+	struct perf_read_event read_event = {
+		.header = {
+			.type = PERF_RECORD_READ,
+			.misc = 0,
+			.size = sizeof(read_event) + perf_event_read_size(event),
+		},
+		.pid = perf_event_pid(event, task),
+		.tid = perf_event_tid(event, task),
+	};
+	int ret;
+
+	ret = perf_output_begin(&handle, event, read_event.header.size, 0, 0);
+	if (ret)
+		return;
+
+	perf_output_put(&handle, read_event);
+	perf_output_read(&handle, event);
+
+	perf_output_end(&handle);
+}
+
+/*
+ * task tracking -- fork/exit
+ *
+ * enabled by: attr.comm | attr.mmap | attr.task
+ */
+
+struct perf_task_event {
+	struct task_struct		*task;
+	struct perf_event_context	*task_ctx;
+
+	struct {
+		struct perf_event_header	header;
+
+		u32				pid;
+		u32				ppid;
+		u32				tid;
+		u32				ptid;
+		u64				time;
+	} event_id;
+};
+
+static void perf_event_task_output(struct perf_event *event,
+				     struct perf_task_event *task_event)
+{
+	struct perf_output_handle handle;
+	int size;
+	struct task_struct *task = task_event->task;
+	int ret;
+
+	size  = task_event->event_id.header.size;
+	ret = perf_output_begin(&handle, event, size, 0, 0);
+
+	if (ret)
+		return;
+
+	task_event->event_id.pid = perf_event_pid(event, task);
+	task_event->event_id.ppid = perf_event_pid(event, current);
+
+	task_event->event_id.tid = perf_event_tid(event, task);
+	task_event->event_id.ptid = perf_event_tid(event, current);
+
+	task_event->event_id.time = perf_clock();
+
+	perf_output_put(&handle, task_event->event_id);
+
+	perf_output_end(&handle);
+}
+
+static int perf_event_task_match(struct perf_event *event)
+{
+	if (event->attr.comm || event->attr.mmap || event->attr.task)
+		return 1;
+
+	return 0;
+}
+
+static void perf_event_task_ctx(struct perf_event_context *ctx,
+				  struct perf_task_event *task_event)
+{
+	struct perf_event *event;
+
+	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
+		return;
+
+	rcu_read_lock();
+	list_for_each_entry_rcu(event, &ctx->event_list, event_entry) {
+		if (perf_event_task_match(event))
+			perf_event_task_output(event, task_event);
+	}
+	rcu_read_unlock();
+}
+
+static void perf_event_task_event(struct perf_task_event *task_event)
+{
+	struct perf_cpu_context *cpuctx;
+	struct perf_event_context *ctx = task_event->task_ctx;
+
+	cpuctx = &get_cpu_var(perf_cpu_context);
+	perf_event_task_ctx(&cpuctx->ctx, task_event);
+	put_cpu_var(perf_cpu_context);
+
+	rcu_read_lock();
+	if (!ctx)
+		ctx = rcu_dereference(task_event->task->perf_event_ctxp);
+	if (ctx)
+		perf_event_task_ctx(ctx, task_event);
+	rcu_read_unlock();
+}
+
+static void perf_event_task(struct task_struct *task,
+			      struct perf_event_context *task_ctx,
+			      int new)
+{
+	struct perf_task_event task_event;
+
+	if (!atomic_read(&nr_comm_events) &&
+	    !atomic_read(&nr_mmap_events) &&
+	    !atomic_read(&nr_task_events))
+		return;
+
+	task_event = (struct perf_task_event){
+		.task	  = task,
+		.task_ctx = task_ctx,
+		.event_id    = {
+			.header = {
+				.type = new ? PERF_RECORD_FORK : PERF_RECORD_EXIT,
+				.misc = 0,
+				.size = sizeof(task_event.event_id),
+			},
+			/* .pid  */
+			/* .ppid */
+			/* .tid  */
+			/* .ptid */
+		},
+	};
+
+	perf_event_task_event(&task_event);
+}
+
+void perf_event_fork(struct task_struct *task)
+{
+	perf_event_task(task, NULL, 1);
+}
+
+/*
+ * comm tracking
+ */
+
+struct perf_comm_event {
+	struct task_struct	*task;
+	char			*comm;
+	int			comm_size;
+
+	struct {
+		struct perf_event_header	header;
+
+		u32				pid;
+		u32				tid;
+	} event_id;
+};
+
+static void perf_event_comm_output(struct perf_event *event,
+				     struct perf_comm_event *comm_event)
+{
+	struct perf_output_handle handle;
+	int size = comm_event->event_id.header.size;
+	int ret = perf_output_begin(&handle, event, size, 0, 0);
+
+	if (ret)
+		return;
+
+	comm_event->event_id.pid = perf_event_pid(event, comm_event->task);
+	comm_event->event_id.tid = perf_event_tid(event, comm_event->task);
+
+	perf_output_put(&handle, comm_event->event_id);
+	perf_output_copy(&handle, comm_event->comm,
+				   comm_event->comm_size);
+	perf_output_end(&handle);
+}
+
+static int perf_event_comm_match(struct perf_event *event)
+{
+	if (event->attr.comm)
+		return 1;
+
+	return 0;
+}
+
+static void perf_event_comm_ctx(struct perf_event_context *ctx,
+				  struct perf_comm_event *comm_event)
+{
+	struct perf_event *event;
+
+	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
+		return;
+
+	rcu_read_lock();
+	list_for_each_entry_rcu(event, &ctx->event_list, event_entry) {
+		if (perf_event_comm_match(event))
+			perf_event_comm_output(event, comm_event);
+	}
+	rcu_read_unlock();
+}
+
+static void perf_event_comm_event(struct perf_comm_event *comm_event)
+{
+	struct perf_cpu_context *cpuctx;
+	struct perf_event_context *ctx;
+	unsigned int size;
+	char comm[TASK_COMM_LEN];
+
+	memset(comm, 0, sizeof(comm));
+	strncpy(comm, comm_event->task->comm, sizeof(comm));
+	size = ALIGN(strlen(comm)+1, sizeof(u64));
+
+	comm_event->comm = comm;
+	comm_event->comm_size = size;
+
+	comm_event->event_id.header.size = sizeof(comm_event->event_id) + size;
+
+	cpuctx = &get_cpu_var(perf_cpu_context);
+	perf_event_comm_ctx(&cpuctx->ctx, comm_event);
+	put_cpu_var(perf_cpu_context);
+
+	rcu_read_lock();
+	/*
+	 * doesn't really matter which of the child contexts the
+	 * events ends up in.
+	 */
+	ctx = rcu_dereference(current->perf_event_ctxp);
+	if (ctx)
+		perf_event_comm_ctx(ctx, comm_event);
+	rcu_read_unlock();
+}
+
+void perf_event_comm(struct task_struct *task)
+{
+	struct perf_comm_event comm_event;
+
+	if (task->perf_event_ctxp)
+		perf_event_enable_on_exec(task);
+
+	if (!atomic_read(&nr_comm_events))
+		return;
+
+	comm_event = (struct perf_comm_event){
+		.task	= task,
+		/* .comm      */
+		/* .comm_size */
+		.event_id  = {
+			.header = {
+				.type = PERF_RECORD_COMM,
+				.misc = 0,
+				/* .size */
+			},
+			/* .pid */
+			/* .tid */
+		},
+	};
+
+	perf_event_comm_event(&comm_event);
+}
+
+/*
+ * mmap tracking
+ */
+
+struct perf_mmap_event {
+	struct vm_area_struct	*vma;
+
+	const char		*file_name;
+	int			file_size;
+
+	struct {
+		struct perf_event_header	header;
+
+		u32				pid;
+		u32				tid;
+		u64				start;
+		u64				len;
+		u64				pgoff;
+	} event_id;
+};
+
+static void perf_event_mmap_output(struct perf_event *event,
+				     struct perf_mmap_event *mmap_event)
+{
+	struct perf_output_handle handle;
+	int size = mmap_event->event_id.header.size;
+	int ret = perf_output_begin(&handle, event, size, 0, 0);
+
+	if (ret)
+		return;
+
+	mmap_event->event_id.pid = perf_event_pid(event, current);
+	mmap_event->event_id.tid = perf_event_tid(event, current);
+
+	perf_output_put(&handle, mmap_event->event_id);
+	perf_output_copy(&handle, mmap_event->file_name,
+				   mmap_event->file_size);
+	perf_output_end(&handle);
+}
+
+static int perf_event_mmap_match(struct perf_event *event,
+				   struct perf_mmap_event *mmap_event)
+{
+	if (event->attr.mmap)
+		return 1;
+
+	return 0;
+}
+
+static void perf_event_mmap_ctx(struct perf_event_context *ctx,
+				  struct perf_mmap_event *mmap_event)
+{
+	struct perf_event *event;
+
+	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
+		return;
+
+	rcu_read_lock();
+	list_for_each_entry_rcu(event, &ctx->event_list, event_entry) {
+		if (perf_event_mmap_match(event, mmap_event))
+			perf_event_mmap_output(event, mmap_event);
+	}
+	rcu_read_unlock();
+}
+
+static void perf_event_mmap_event(struct perf_mmap_event *mmap_event)
+{
+	struct perf_cpu_context *cpuctx;
+	struct perf_event_context *ctx;
+	struct vm_area_struct *vma = mmap_event->vma;
+	struct file *file = vma->vm_file;
+	unsigned int size;
+	char tmp[16];
+	char *buf = NULL;
+	const char *name;
+
+	memset(tmp, 0, sizeof(tmp));
+
+	if (file) {
+		/*
+		 * d_path works from the end of the buffer backwards, so we
+		 * need to add enough zero bytes after the string to handle
+		 * the 64bit alignment we do later.
+		 */
+		buf = kzalloc(PATH_MAX + sizeof(u64), GFP_KERNEL);
+		if (!buf) {
+			name = strncpy(tmp, "//enomem", sizeof(tmp));
+			goto got_name;
+		}
+		name = d_path(&file->f_path, buf, PATH_MAX);
+		if (IS_ERR(name)) {
+			name = strncpy(tmp, "//toolong", sizeof(tmp));
+			goto got_name;
+		}
+	} else {
+		if (arch_vma_name(mmap_event->vma)) {
+			name = strncpy(tmp, arch_vma_name(mmap_event->vma),
+				       sizeof(tmp));
+			goto got_name;
+		}
+
+		if (!vma->vm_mm) {
+			name = strncpy(tmp, "[vdso]", sizeof(tmp));
+			goto got_name;
+		}
+
+		name = strncpy(tmp, "//anon", sizeof(tmp));
+		goto got_name;
+	}
+
+got_name:
+	size = ALIGN(strlen(name)+1, sizeof(u64));
+
+	mmap_event->file_name = name;
+	mmap_event->file_size = size;
+
+	mmap_event->event_id.header.size = sizeof(mmap_event->event_id) + size;
+
+	cpuctx = &get_cpu_var(perf_cpu_context);
+	perf_event_mmap_ctx(&cpuctx->ctx, mmap_event);
+	put_cpu_var(perf_cpu_context);
+
+	rcu_read_lock();
+	/*
+	 * doesn't really matter which of the child contexts the
+	 * events ends up in.
+	 */
+	ctx = rcu_dereference(current->perf_event_ctxp);
+	if (ctx)
+		perf_event_mmap_ctx(ctx, mmap_event);
+	rcu_read_unlock();
+
+	kfree(buf);
+}
+
+void __perf_event_mmap(struct vm_area_struct *vma)
+{
+	struct perf_mmap_event mmap_event;
+
+	if (!atomic_read(&nr_mmap_events))
+		return;
+
+	mmap_event = (struct perf_mmap_event){
+		.vma	= vma,
+		/* .file_name */
+		/* .file_size */
+		.event_id  = {
+			.header = {
+				.type = PERF_RECORD_MMAP,
+				.misc = 0,
+				/* .size */
+			},
+			/* .pid */
+			/* .tid */
+			.start  = vma->vm_start,
+			.len    = vma->vm_end - vma->vm_start,
+			.pgoff  = vma->vm_pgoff,
+		},
+	};
+
+	perf_event_mmap_event(&mmap_event);
+}
+
+/*
+ * IRQ throttle logging
+ */
+
+static void perf_log_throttle(struct perf_event *event, int enable)
+{
+	struct perf_output_handle handle;
+	int ret;
+
+	struct {
+		struct perf_event_header	header;
+		u64				time;
+		u64				id;
+		u64				stream_id;
+	} throttle_event = {
+		.header = {
+			.type = PERF_RECORD_THROTTLE,
+			.misc = 0,
+			.size = sizeof(throttle_event),
+		},
+		.time		= perf_clock(),
+		.id		= primary_event_id(event),
+		.stream_id	= event->id,
+	};
+
+	if (enable)
+		throttle_event.header.type = PERF_RECORD_UNTHROTTLE;
+
+	ret = perf_output_begin(&handle, event, sizeof(throttle_event), 1, 0);
+	if (ret)
+		return;
+
+	perf_output_put(&handle, throttle_event);
+	perf_output_end(&handle);
+}
+
+/*
+ * Generic event overflow handling, sampling.
+ */
+
+static int __perf_event_overflow(struct perf_event *event, int nmi,
+				   int throttle, struct perf_sample_data *data,
+				   struct pt_regs *regs)
+{
+	int events = atomic_read(&event->event_limit);
+	struct hw_perf_event *hwc = &event->hw;
+	int ret = 0;
+
+	throttle = (throttle && event->pmu->unthrottle != NULL);
+
+	if (!throttle) {
+		hwc->interrupts++;
+	} else {
+		if (hwc->interrupts != MAX_INTERRUPTS) {
+			hwc->interrupts++;
+			if (HZ * hwc->interrupts >
+					(u64)sysctl_perf_event_sample_rate) {
+				hwc->interrupts = MAX_INTERRUPTS;
+				perf_log_throttle(event, 0);
+				ret = 1;
+			}
+		} else {
+			/*
+			 * Keep re-disabling events even though on the previous
+			 * pass we disabled it - just in case we raced with a
+			 * sched-in and the event got enabled again:
+			 */
+			ret = 1;
+		}
+	}
+
+	if (event->attr.freq) {
+		u64 now = perf_clock();
+		s64 delta = now - hwc->freq_stamp;
+
+		hwc->freq_stamp = now;
+
+		if (delta > 0 && delta < TICK_NSEC)
+			perf_adjust_period(event, NSEC_PER_SEC / (int)delta);
+	}
+
+	/*
+	 * XXX event_limit might not quite work as expected on inherited
+	 * events
+	 */
+
+	event->pending_kill = POLL_IN;
+	if (events && atomic_dec_and_test(&event->event_limit)) {
+		ret = 1;
+		event->pending_kill = POLL_HUP;
+		if (nmi) {
+			event->pending_disable = 1;
+			perf_pending_queue(&event->pending,
+					   perf_pending_event);
+		} else
+			perf_event_disable(event);
+	}
+
+	perf_event_output(event, nmi, data, regs);
+	return ret;
+}
+
+int perf_event_overflow(struct perf_event *event, int nmi,
+			  struct perf_sample_data *data,
+			  struct pt_regs *regs)
+{
+	return __perf_event_overflow(event, nmi, 1, data, regs);
+}
+
+/*
+ * Generic software event infrastructure
+ */
+
+/*
+ * We directly increment event->count and keep a second value in
+ * event->hw.period_left to count intervals. This period event
+ * is kept in the range [-sample_period, 0] so that we can use the
+ * sign as trigger.
+ */
+
+static u64 perf_swevent_set_period(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+	u64 period = hwc->last_period;
+	u64 nr, offset;
+	s64 old, val;
+
+	hwc->last_period = hwc->sample_period;
+
+again:
+	old = val = atomic64_read(&hwc->period_left);
+	if (val < 0)
+		return 0;
+
+	nr = div64_u64(period + val, period);
+	offset = nr * period;
+	val -= offset;
+	if (atomic64_cmpxchg(&hwc->period_left, old, val) != old)
+		goto again;
+
+	return nr;
+}
+
+static void perf_swevent_overflow(struct perf_event *event,
+				    int nmi, struct perf_sample_data *data,
+				    struct pt_regs *regs)
+{
+	struct hw_perf_event *hwc = &event->hw;
+	int throttle = 0;
+	u64 overflow;
+
+	data->period = event->hw.last_period;
+	overflow = perf_swevent_set_period(event);
+
+	if (hwc->interrupts == MAX_INTERRUPTS)
+		return;
+
+	for (; overflow; overflow--) {
+		if (__perf_event_overflow(event, nmi, throttle,
+					    data, regs)) {
+			/*
+			 * We inhibit the overflow from happening when
+			 * hwc->interrupts == MAX_INTERRUPTS.
+			 */
+			break;
+		}
+		throttle = 1;
+	}
+}
+
+static void perf_swevent_unthrottle(struct perf_event *event)
+{
+	/*
+	 * Nothing to do, we already reset hwc->interrupts.
+	 */
+}
+
+static void perf_swevent_add(struct perf_event *event, u64 nr,
+			       int nmi, struct perf_sample_data *data,
+			       struct pt_regs *regs)
+{
+	struct hw_perf_event *hwc = &event->hw;
+
+	atomic64_add(nr, &event->count);
+
+	if (!hwc->sample_period)
+		return;
+
+	if (!regs)
+		return;
+
+	if (!atomic64_add_negative(nr, &hwc->period_left))
+		perf_swevent_overflow(event, nmi, data, regs);
+}
+
+static int perf_swevent_is_counting(struct perf_event *event)
+{
+	/*
+	 * The event is active, we're good!
+	 */
+	if (event->state == PERF_EVENT_STATE_ACTIVE)
+		return 1;
+
+	/*
+	 * The event is off/error, not counting.
+	 */
+	if (event->state != PERF_EVENT_STATE_INACTIVE)
+		return 0;
+
+	/*
+	 * The event is inactive, if the context is active
+	 * we're part of a group that didn't make it on the 'pmu',
+	 * not counting.
+	 */
+	if (event->ctx->is_active)
+		return 0;
+
+	/*
+	 * We're inactive and the context is too, this means the
+	 * task is scheduled out, we're counting events that happen
+	 * to us, like migration events.
+	 */
+	return 1;
+}
+
+static int perf_swevent_match(struct perf_event *event,
+				enum perf_type_id type,
+				u32 event_id, struct pt_regs *regs)
+{
+	if (!perf_swevent_is_counting(event))
+		return 0;
+
+	if (event->attr.type != type)
+		return 0;
+	if (event->attr.config != event_id)
+		return 0;
+
+	if (regs) {
+		if (event->attr.exclude_user && user_mode(regs))
+			return 0;
+
+		if (event->attr.exclude_kernel && !user_mode(regs))
+			return 0;
+	}
+
+	return 1;
+}
+
+static void perf_swevent_ctx_event(struct perf_event_context *ctx,
+				     enum perf_type_id type,
+				     u32 event_id, u64 nr, int nmi,
+				     struct perf_sample_data *data,
+				     struct pt_regs *regs)
+{
+	struct perf_event *event;
+
+	if (system_state != SYSTEM_RUNNING || list_empty(&ctx->event_list))
+		return;
+
+	rcu_read_lock();
+	list_for_each_entry_rcu(event, &ctx->event_list, event_entry) {
+		if (perf_swevent_match(event, type, event_id, regs))
+			perf_swevent_add(event, nr, nmi, data, regs);
+	}
+	rcu_read_unlock();
+}
+
+static int *perf_swevent_recursion_context(struct perf_cpu_context *cpuctx)
+{
+	if (in_nmi())
+		return &cpuctx->recursion[3];
+
+	if (in_irq())
+		return &cpuctx->recursion[2];
+
+	if (in_softirq())
+		return &cpuctx->recursion[1];
+
+	return &cpuctx->recursion[0];
+}
+
+static void do_perf_sw_event(enum perf_type_id type, u32 event_id,
+				    u64 nr, int nmi,
+				    struct perf_sample_data *data,
+				    struct pt_regs *regs)
+{
+	struct perf_cpu_context *cpuctx = &get_cpu_var(perf_cpu_context);
+	int *recursion = perf_swevent_recursion_context(cpuctx);
+	struct perf_event_context *ctx;
+
+	if (*recursion)
+		goto out;
+
+	(*recursion)++;
+	barrier();
+
+	perf_swevent_ctx_event(&cpuctx->ctx, type, event_id,
+				 nr, nmi, data, regs);
+	rcu_read_lock();
+	/*
+	 * doesn't really matter which of the child contexts the
+	 * events ends up in.
+	 */
+	ctx = rcu_dereference(current->perf_event_ctxp);
+	if (ctx)
+		perf_swevent_ctx_event(ctx, type, event_id, nr, nmi, data, regs);
+	rcu_read_unlock();
+
+	barrier();
+	(*recursion)--;
+
+out:
+	put_cpu_var(perf_cpu_context);
+}
+
+void __perf_sw_event(u32 event_id, u64 nr, int nmi,
+			    struct pt_regs *regs, u64 addr)
+{
+	struct perf_sample_data data = {
+		.addr = addr,
+	};
+
+	do_perf_sw_event(PERF_TYPE_SOFTWARE, event_id, nr, nmi,
+				&data, regs);
+}
+
+static void perf_swevent_read(struct perf_event *event)
+{
+}
+
+static int perf_swevent_enable(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+
+	if (hwc->sample_period) {
+		hwc->last_period = hwc->sample_period;
+		perf_swevent_set_period(event);
+	}
+	return 0;
+}
+
+static void perf_swevent_disable(struct perf_event *event)
+{
+}
+
+static const struct pmu perf_ops_generic = {
+	.enable		= perf_swevent_enable,
+	.disable	= perf_swevent_disable,
+	.read		= perf_swevent_read,
+	.unthrottle	= perf_swevent_unthrottle,
+};
+
+/*
+ * hrtimer based swevent callback
+ */
+
+static enum hrtimer_restart perf_swevent_hrtimer(struct hrtimer *hrtimer)
+{
+	enum hrtimer_restart ret = HRTIMER_RESTART;
+	struct perf_sample_data data;
+	struct pt_regs *regs;
+	struct perf_event *event;
+	u64 period;
+
+	event	= container_of(hrtimer, struct perf_event, hw.hrtimer);
+	event->pmu->read(event);
+
+	data.addr = 0;
+	regs = get_irq_regs();
+	/*
+	 * In case we exclude kernel IPs or are somehow not in interrupt
+	 * context, provide the next best thing, the user IP.
+	 */
+	if ((event->attr.exclude_kernel || !regs) &&
+			!event->attr.exclude_user)
+		regs = task_pt_regs(current);
+
+	if (regs) {
+		if (!(event->attr.exclude_idle && current->pid == 0))
+			if (perf_event_overflow(event, 0, &data, regs))
+				ret = HRTIMER_NORESTART;
+	}
+
+	period = max_t(u64, 10000, event->hw.sample_period);
+	hrtimer_forward_now(hrtimer, ns_to_ktime(period));
+
+	return ret;
+}
+
+static void perf_swevent_start_hrtimer(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+
+	hrtimer_init(&hwc->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL);
+	hwc->hrtimer.function = perf_swevent_hrtimer;
+	if (hwc->sample_period) {
+		u64 period;
+
+		if (hwc->remaining) {
+			if (hwc->remaining < 0)
+				period = 10000;
+			else
+				period = hwc->remaining;
+			hwc->remaining = 0;
+		} else {
+			period = max_t(u64, 10000, hwc->sample_period);
+		}
+		__hrtimer_start_range_ns(&hwc->hrtimer,
+				ns_to_ktime(period), 0,
+				HRTIMER_MODE_REL, 0);
+	}
+}
+
+static void perf_swevent_cancel_hrtimer(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+
+	if (hwc->sample_period) {
+		ktime_t remaining = hrtimer_get_remaining(&hwc->hrtimer);
+		hwc->remaining = ktime_to_ns(remaining);
+
+		hrtimer_cancel(&hwc->hrtimer);
+	}
+}
+
+/*
+ * Software event: cpu wall time clock
+ */
+
+static void cpu_clock_perf_event_update(struct perf_event *event)
+{
+	int cpu = raw_smp_processor_id();
+	s64 prev;
+	u64 now;
+
+	now = cpu_clock(cpu);
+	prev = atomic64_read(&event->hw.prev_count);
+	atomic64_set(&event->hw.prev_count, now);
+	atomic64_add(now - prev, &event->count);
+}
+
+static int cpu_clock_perf_event_enable(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+	int cpu = raw_smp_processor_id();
+
+	atomic64_set(&hwc->prev_count, cpu_clock(cpu));
+	perf_swevent_start_hrtimer(event);
+
+	return 0;
+}
+
+static void cpu_clock_perf_event_disable(struct perf_event *event)
+{
+	perf_swevent_cancel_hrtimer(event);
+	cpu_clock_perf_event_update(event);
+}
+
+static void cpu_clock_perf_event_read(struct perf_event *event)
+{
+	cpu_clock_perf_event_update(event);
+}
+
+static const struct pmu perf_ops_cpu_clock = {
+	.enable		= cpu_clock_perf_event_enable,
+	.disable	= cpu_clock_perf_event_disable,
+	.read		= cpu_clock_perf_event_read,
+};
+
+/*
+ * Software event: task time clock
+ */
+
+static void task_clock_perf_event_update(struct perf_event *event, u64 now)
+{
+	u64 prev;
+	s64 delta;
+
+	prev = atomic64_xchg(&event->hw.prev_count, now);
+	delta = now - prev;
+	atomic64_add(delta, &event->count);
+}
+
+static int task_clock_perf_event_enable(struct perf_event *event)
+{
+	struct hw_perf_event *hwc = &event->hw;
+	u64 now;
+
+	now = event->ctx->time;
+
+	atomic64_set(&hwc->prev_count, now);
+
+	perf_swevent_start_hrtimer(event);
+
+	return 0;
+}
+
+static void task_clock_perf_event_disable(struct perf_event *event)
+{
+	perf_swevent_cancel_hrtimer(event);
+	task_clock_perf_event_update(event, event->ctx->time);
+
+}
+
+static void task_clock_perf_event_read(struct perf_event *event)
+{
+	u64 time;
+
+	if (!in_nmi()) {
+		update_context_time(event->ctx);
+		time = event->ctx->time;
+	} else {
+		u64 now = perf_clock();
+		u64 delta = now - event->ctx->timestamp;
+		time = event->ctx->time + delta;
+	}
+
+	task_clock_perf_event_update(event, time);
+}
+
+static const struct pmu perf_ops_task_clock = {
+	.enable		= task_clock_perf_event_enable,
+	.disable	= task_clock_perf_event_disable,
+	.read		= task_clock_perf_event_read,
+};
+
+#ifdef CONFIG_EVENT_PROFILE
+void perf_tp_event(int event_id, u64 addr, u64 count, void *record,
+			  int entry_size)
+{
+	struct perf_raw_record raw = {
+		.size = entry_size,
+		.data = record,
+	};
+
+	struct perf_sample_data data = {
+		.addr = addr,
+		.raw = &raw,
+	};
+
+	struct pt_regs *regs = get_irq_regs();
+
+	if (!regs)
+		regs = task_pt_regs(current);
+
+	do_perf_sw_event(PERF_TYPE_TRACEPOINT, event_id, count, 1,
+				&data, regs);
+}
+EXPORT_SYMBOL_GPL(perf_tp_event);
+
+extern int ftrace_profile_enable(int);
+extern void ftrace_profile_disable(int);
+
+static void tp_perf_event_destroy(struct perf_event *event)
+{
+	ftrace_profile_disable(event->attr.config);
+}
+
+static const struct pmu *tp_perf_event_init(struct perf_event *event)
+{
+	/*
+	 * Raw tracepoint data is a severe data leak, only allow root to
+	 * have these.
+	 */
+	if ((event->attr.sample_type & PERF_SAMPLE_RAW) &&
+			perf_paranoid_tracepoint_raw() &&
+			!capable(CAP_SYS_ADMIN))
+		return ERR_PTR(-EPERM);
+
+	if (ftrace_profile_enable(event->attr.config))
+		return NULL;
+
+	event->destroy = tp_perf_event_destroy;
+
+	return &perf_ops_generic;
+}
+#else
+static const struct pmu *tp_perf_event_init(struct perf_event *event)
+{
+	return NULL;
+}
+#endif
+
+atomic_t perf_swevent_enabled[PERF_COUNT_SW_MAX];
+
+static void sw_perf_event_destroy(struct perf_event *event)
+{
+	u64 event_id = event->attr.config;
+
+	WARN_ON(event->parent);
+
+	atomic_dec(&perf_swevent_enabled[event_id]);
+}
+
+static const struct pmu *sw_perf_event_init(struct perf_event *event)
+{
+	const struct pmu *pmu = NULL;
+	u64 event_id = event->attr.config;
+
+	/*
+	 * Software events (currently) can't in general distinguish
+	 * between user, kernel and hypervisor events.
+	 * However, context switches and cpu migrations are considered
+	 * to be kernel events, and page faults are never hypervisor
+	 * events.
+	 */
+	switch (event_id) {
+	case PERF_COUNT_SW_CPU_CLOCK:
+		pmu = &perf_ops_cpu_clock;
+
+		break;
+	case PERF_COUNT_SW_TASK_CLOCK:
+		/*
+		 * If the user instantiates this as a per-cpu event,
+		 * use the cpu_clock event instead.
+		 */
+		if (event->ctx->task)
+			pmu = &perf_ops_task_clock;
+		else
+			pmu = &perf_ops_cpu_clock;
+
+		break;
+	case PERF_COUNT_SW_PAGE_FAULTS:
+	case PERF_COUNT_SW_PAGE_FAULTS_MIN:
+	case PERF_COUNT_SW_PAGE_FAULTS_MAJ:
+	case PERF_COUNT_SW_CONTEXT_SWITCHES:
+	case PERF_COUNT_SW_CPU_MIGRATIONS:
+		if (!event->parent) {
+			atomic_inc(&perf_swevent_enabled[event_id]);
+			event->destroy = sw_perf_event_destroy;
+		}
+		pmu = &perf_ops_generic;
+		break;
+	}
+
+	return pmu;
+}
+
+/*
+ * Allocate and initialize a event structure
+ */
+static struct perf_event *
+perf_event_alloc(struct perf_event_attr *attr,
+		   int cpu,
+		   struct perf_event_context *ctx,
+		   struct perf_event *group_leader,
+		   struct perf_event *parent_event,
+		   gfp_t gfpflags)
+{
+	const struct pmu *pmu;
+	struct perf_event *event;
+	struct hw_perf_event *hwc;
+	long err;
+
+	event = kzalloc(sizeof(*event), gfpflags);
+	if (!event)
+		return ERR_PTR(-ENOMEM);
+
+	/*
+	 * Single events are their own group leaders, with an
+	 * empty sibling list:
+	 */
+	if (!group_leader)
+		group_leader = event;
+
+	mutex_init(&event->child_mutex);
+	INIT_LIST_HEAD(&event->child_list);
+
+	INIT_LIST_HEAD(&event->group_entry);
+	INIT_LIST_HEAD(&event->event_entry);
+	INIT_LIST_HEAD(&event->sibling_list);
+	init_waitqueue_head(&event->waitq);
+
+	mutex_init(&event->mmap_mutex);
+
+	event->cpu		= cpu;
+	event->attr		= *attr;
+	event->group_leader	= group_leader;
+	event->pmu		= NULL;
+	event->ctx		= ctx;
+	event->oncpu		= -1;
+
+	event->parent		= parent_event;
+
+	event->ns		= get_pid_ns(current->nsproxy->pid_ns);
+	event->id		= atomic64_inc_return(&perf_event_id);
+
+	event->state		= PERF_EVENT_STATE_INACTIVE;
+
+	if (attr->disabled)
+		event->state = PERF_EVENT_STATE_OFF;
+
+	pmu = NULL;
+
+	hwc = &event->hw;
+	hwc->sample_period = attr->sample_period;
+	if (attr->freq && attr->sample_freq)
+		hwc->sample_period = 1;
+	hwc->last_period = hwc->sample_period;
+
+	atomic64_set(&hwc->period_left, hwc->sample_period);
+
+	/*
+	 * we currently do not support PERF_FORMAT_GROUP on inherited events
+	 */
+	if (attr->inherit && (attr->read_format & PERF_FORMAT_GROUP))
+		goto done;
+
+	switch (attr->type) {
+	case PERF_TYPE_RAW:
+	case PERF_TYPE_HARDWARE:
+	case PERF_TYPE_HW_CACHE:
+		pmu = hw_perf_event_init(event);
+		break;
+
+	case PERF_TYPE_SOFTWARE:
+		pmu = sw_perf_event_init(event);
+		break;
+
+	case PERF_TYPE_TRACEPOINT:
+		pmu = tp_perf_event_init(event);
+		break;
+
+	default:
+		break;
+	}
+done:
+	err = 0;
+	if (!pmu)
+		err = -EINVAL;
+	else if (IS_ERR(pmu))
+		err = PTR_ERR(pmu);
+
+	if (err) {
+		if (event->ns)
+			put_pid_ns(event->ns);
+		kfree(event);
+		return ERR_PTR(err);
+	}
+
+	event->pmu = pmu;
+
+	if (!event->parent) {
+		atomic_inc(&nr_events);
+		if (event->attr.mmap)
+			atomic_inc(&nr_mmap_events);
+		if (event->attr.comm)
+			atomic_inc(&nr_comm_events);
+		if (event->attr.task)
+			atomic_inc(&nr_task_events);
+	}
+
+	return event;
+}
+
+static int perf_copy_attr(struct perf_event_attr __user *uattr,
+			  struct perf_event_attr *attr)
+{
+	u32 size;
+	int ret;
+
+	if (!access_ok(VERIFY_WRITE, uattr, PERF_ATTR_SIZE_VER0))
+		return -EFAULT;
+
+	/*
+	 * zero the full structure, so that a short copy will be nice.
+	 */
+	memset(attr, 0, sizeof(*attr));
+
+	ret = get_user(size, &uattr->size);
+	if (ret)
+		return ret;
+
+	if (size > PAGE_SIZE)	/* silly large */
+		goto err_size;
+
+	if (!size)		/* abi compat */
+		size = PERF_ATTR_SIZE_VER0;
+
+	if (size < PERF_ATTR_SIZE_VER0)
+		goto err_size;
+
+	/*
+	 * If we're handed a bigger struct than we know of,
+	 * ensure all the unknown bits are 0 - i.e. new
+	 * user-space does not rely on any kernel feature
+	 * extensions we dont know about yet.
+	 */
+	if (size > sizeof(*attr)) {
+		unsigned char __user *addr;
+		unsigned char __user *end;
+		unsigned char val;
+
+		addr = (void __user *)uattr + sizeof(*attr);
+		end  = (void __user *)uattr + size;
+
+		for (; addr < end; addr++) {
+			ret = get_user(val, addr);
+			if (ret)
+				return ret;
+			if (val)
+				goto err_size;
+		}
+		size = sizeof(*attr);
+	}
+
+	ret = copy_from_user(attr, uattr, size);
+	if (ret)
+		return -EFAULT;
+
+	/*
+	 * If the type exists, the corresponding creation will verify
+	 * the attr->config.
+	 */
+	if (attr->type >= PERF_TYPE_MAX)
+		return -EINVAL;
+
+	if (attr->__reserved_1 || attr->__reserved_2 || attr->__reserved_3)
+		return -EINVAL;
+
+	if (attr->sample_type & ~(PERF_SAMPLE_MAX-1))
+		return -EINVAL;
+
+	if (attr->read_format & ~(PERF_FORMAT_MAX-1))
+		return -EINVAL;
+
+out:
+	return ret;
+
+err_size:
+	put_user(sizeof(*attr), &uattr->size);
+	ret = -E2BIG;
+	goto out;
+}
+
+int perf_event_set_output(struct perf_event *event, int output_fd)
+{
+	struct perf_event *output_event = NULL;
+	struct file *output_file = NULL;
+	struct perf_event *old_output;
+	int fput_needed = 0;
+	int ret = -EINVAL;
+
+	if (!output_fd)
+		goto set;
+
+	output_file = fget_light(output_fd, &fput_needed);
+	if (!output_file)
+		return -EBADF;
+
+	if (output_file->f_op != &perf_fops)
+		goto out;
+
+	output_event = output_file->private_data;
+
+	/* Don't chain output fds */
+	if (output_event->output)
+		goto out;
+
+	/* Don't set an output fd when we already have an output channel */
+	if (event->data)
+		goto out;
+
+	atomic_long_inc(&output_file->f_count);
+
+set:
+	mutex_lock(&event->mmap_mutex);
+	old_output = event->output;
+	rcu_assign_pointer(event->output, output_event);
+	mutex_unlock(&event->mmap_mutex);
+
+	if (old_output) {
+		/*
+		 * we need to make sure no existing perf_output_*()
+		 * is still referencing this event.
+		 */
+		synchronize_rcu();
+		fput(old_output->filp);
+	}
+
+	ret = 0;
+out:
+	fput_light(output_file, fput_needed);
+	return ret;
+}
+
+/**
+ * sys_perf_event_open - open a performance event, associate it to a task/cpu
+ *
+ * @attr_uptr:	event_id type attributes for monitoring/sampling
+ * @pid:		target pid
+ * @cpu:		target cpu
+ * @group_fd:		group leader event fd
+ */
+SYSCALL_DEFINE5(perf_event_open,
+		struct perf_event_attr __user *, attr_uptr,
+		pid_t, pid, int, cpu, int, group_fd, unsigned long, flags)
+{
+	struct perf_event *event, *group_leader;
+	struct perf_event_attr attr;
+	struct perf_event_context *ctx;
+	struct file *event_file = NULL;
+	struct file *group_file = NULL;
+	int fput_needed = 0;
+	int fput_needed2 = 0;
+	int err;
+
+	/* for future expandability... */
+	if (flags & ~(PERF_FLAG_FD_NO_GROUP | PERF_FLAG_FD_OUTPUT))
+		return -EINVAL;
+
+	err = perf_copy_attr(attr_uptr, &attr);
+	if (err)
+		return err;
+
+	if (!attr.exclude_kernel) {
+		if (perf_paranoid_kernel() && !capable(CAP_SYS_ADMIN))
+			return -EACCES;
+	}
+
+	if (attr.freq) {
+		if (attr.sample_freq > sysctl_perf_event_sample_rate)
+			return -EINVAL;
+	}
+
+	/*
+	 * Get the target context (task or percpu):
+	 */
+	ctx = find_get_context(pid, cpu);
+	if (IS_ERR(ctx))
+		return PTR_ERR(ctx);
+
+	/*
+	 * Look up the group leader (we will attach this event to it):
+	 */
+	group_leader = NULL;
+	if (group_fd != -1 && !(flags & PERF_FLAG_FD_NO_GROUP)) {
+		err = -EINVAL;
+		group_file = fget_light(group_fd, &fput_needed);
+		if (!group_file)
+			goto err_put_context;
+		if (group_file->f_op != &perf_fops)
+			goto err_put_context;
+
+		group_leader = group_file->private_data;
+		/*
+		 * Do not allow a recursive hierarchy (this new sibling
+		 * becoming part of another group-sibling):
+		 */
+		if (group_leader->group_leader != group_leader)
+			goto err_put_context;
+		/*
+		 * Do not allow to attach to a group in a different
+		 * task or CPU context:
+		 */
+		if (group_leader->ctx != ctx)
+			goto err_put_context;
+		/*
+		 * Only a group leader can be exclusive or pinned
+		 */
+		if (attr.exclusive || attr.pinned)
+			goto err_put_context;
+	}
+
+	event = perf_event_alloc(&attr, cpu, ctx, group_leader,
+				     NULL, GFP_KERNEL);
+	err = PTR_ERR(event);
+	if (IS_ERR(event))
+		goto err_put_context;
+
+	err = anon_inode_getfd("[perf_event]", &perf_fops, event, 0);
+	if (err < 0)
+		goto err_free_put_context;
+
+	event_file = fget_light(err, &fput_needed2);
+	if (!event_file)
+		goto err_free_put_context;
+
+	if (flags & PERF_FLAG_FD_OUTPUT) {
+		err = perf_event_set_output(event, group_fd);
+		if (err)
+			goto err_fput_free_put_context;
+	}
+
+	event->filp = event_file;
+	WARN_ON_ONCE(ctx->parent_ctx);
+	mutex_lock(&ctx->mutex);
+	perf_install_in_context(ctx, event, cpu);
+	++ctx->generation;
+	mutex_unlock(&ctx->mutex);
+
+	event->owner = current;
+	get_task_struct(current);
+	mutex_lock(&current->perf_event_mutex);
+	list_add_tail(&event->owner_entry, &current->perf_event_list);
+	mutex_unlock(&current->perf_event_mutex);
+
+err_fput_free_put_context:
+	fput_light(event_file, fput_needed2);
+
+err_free_put_context:
+	if (err < 0)
+		kfree(event);
+
+err_put_context:
+	if (err < 0)
+		put_ctx(ctx);
+
+	fput_light(group_file, fput_needed);
+
+	return err;
+}
+
+/*
+ * inherit a event from parent task to child task:
+ */
+static struct perf_event *
+inherit_event(struct perf_event *parent_event,
+	      struct task_struct *parent,
+	      struct perf_event_context *parent_ctx,
+	      struct task_struct *child,
+	      struct perf_event *group_leader,
+	      struct perf_event_context *child_ctx)
+{
+	struct perf_event *child_event;
+
+	/*
+	 * Instead of creating recursive hierarchies of events,
+	 * we link inherited events back to the original parent,
+	 * which has a filp for sure, which we use as the reference
+	 * count:
+	 */
+	if (parent_event->parent)
+		parent_event = parent_event->parent;
+
+	child_event = perf_event_alloc(&parent_event->attr,
+					   parent_event->cpu, child_ctx,
+					   group_leader, parent_event,
+					   GFP_KERNEL);
+	if (IS_ERR(child_event))
+		return child_event;
+	get_ctx(child_ctx);
+
+	/*
+	 * Make the child state follow the state of the parent event,
+	 * not its attr.disabled bit.  We hold the parent's mutex,
+	 * so we won't race with perf_event_{en, dis}able_family.
+	 */
+	if (parent_event->state >= PERF_EVENT_STATE_INACTIVE)
+		child_event->state = PERF_EVENT_STATE_INACTIVE;
+	else
+		child_event->state = PERF_EVENT_STATE_OFF;
+
+	if (parent_event->attr.freq)
+		child_event->hw.sample_period = parent_event->hw.sample_period;
+
+	/*
+	 * Link it up in the child's context:
+	 */
+	add_event_to_ctx(child_event, child_ctx);
+
+	/*
+	 * Get a reference to the parent filp - we will fput it
+	 * when the child event exits. This is safe to do because
+	 * we are in the parent and we know that the filp still
+	 * exists and has a nonzero count:
+	 */
+	atomic_long_inc(&parent_event->filp->f_count);
+
+	/*
+	 * Link this into the parent event's child list
+	 */
+	WARN_ON_ONCE(parent_event->ctx->parent_ctx);
+	mutex_lock(&parent_event->child_mutex);
+	list_add_tail(&child_event->child_list, &parent_event->child_list);
+	mutex_unlock(&parent_event->child_mutex);
+
+	return child_event;
+}
+
+static int inherit_group(struct perf_event *parent_event,
+	      struct task_struct *parent,
+	      struct perf_event_context *parent_ctx,
+	      struct task_struct *child,
+	      struct perf_event_context *child_ctx)
+{
+	struct perf_event *leader;
+	struct perf_event *sub;
+	struct perf_event *child_ctr;
+
+	leader = inherit_event(parent_event, parent, parent_ctx,
+				 child, NULL, child_ctx);
+	if (IS_ERR(leader))
+		return PTR_ERR(leader);
+	list_for_each_entry(sub, &parent_event->sibling_list, group_entry) {
+		child_ctr = inherit_event(sub, parent, parent_ctx,
+					    child, leader, child_ctx);
+		if (IS_ERR(child_ctr))
+			return PTR_ERR(child_ctr);
+	}
+	return 0;
+}
+
+static void sync_child_event(struct perf_event *child_event,
+			       struct task_struct *child)
+{
+	struct perf_event *parent_event = child_event->parent;
+	u64 child_val;
+
+	if (child_event->attr.inherit_stat)
+		perf_event_read_event(child_event, child);
+
+	child_val = atomic64_read(&child_event->count);
+
+	/*
+	 * Add back the child's count to the parent's count:
+	 */
+	atomic64_add(child_val, &parent_event->count);
+	atomic64_add(child_event->total_time_enabled,
+		     &parent_event->child_total_time_enabled);
+	atomic64_add(child_event->total_time_running,
+		     &parent_event->child_total_time_running);
+
+	/*
+	 * Remove this event from the parent's list
+	 */
+	WARN_ON_ONCE(parent_event->ctx->parent_ctx);
+	mutex_lock(&parent_event->child_mutex);
+	list_del_init(&child_event->child_list);
+	mutex_unlock(&parent_event->child_mutex);
+
+	/*
+	 * Release the parent event, if this was the last
+	 * reference to it.
+	 */
+	fput(parent_event->filp);
+}
+
+static void
+__perf_event_exit_task(struct perf_event *child_event,
+			 struct perf_event_context *child_ctx,
+			 struct task_struct *child)
+{
+	struct perf_event *parent_event;
+
+	update_event_times(child_event);
+	perf_event_remove_from_context(child_event);
+
+	parent_event = child_event->parent;
+	/*
+	 * It can happen that parent exits first, and has events
+	 * that are still around due to the child reference. These
+	 * events need to be zapped - but otherwise linger.
+	 */
+	if (parent_event) {
+		sync_child_event(child_event, child);
+		free_event(child_event);
+	}
+}
+
+/*
+ * When a child task exits, feed back event values to parent events.
+ */
+void perf_event_exit_task(struct task_struct *child)
+{
+	struct perf_event *child_event, *tmp;
+	struct perf_event_context *child_ctx;
+	unsigned long flags;
+
+	if (likely(!child->perf_event_ctxp)) {
+		perf_event_task(child, NULL, 0);
+		return;
+	}
+
+	local_irq_save(flags);
+	/*
+	 * We can't reschedule here because interrupts are disabled,
+	 * and either child is current or it is a task that can't be
+	 * scheduled, so we are now safe from rescheduling changing
+	 * our context.
+	 */
+	child_ctx = child->perf_event_ctxp;
+	__perf_event_task_sched_out(child_ctx);
+
+	/*
+	 * Take the context lock here so that if find_get_context is
+	 * reading child->perf_event_ctxp, we wait until it has
+	 * incremented the context's refcount before we do put_ctx below.
+	 */
+	spin_lock(&child_ctx->lock);
+	child->perf_event_ctxp = NULL;
+	/*
+	 * If this context is a clone; unclone it so it can't get
+	 * swapped to another process while we're removing all
+	 * the events from it.
+	 */
+	unclone_ctx(child_ctx);
+	spin_unlock_irqrestore(&child_ctx->lock, flags);
+
+	/*
+	 * Report the task dead after unscheduling the events so that we
+	 * won't get any samples after PERF_RECORD_EXIT. We can however still
+	 * get a few PERF_RECORD_READ events.
+	 */
+	perf_event_task(child, child_ctx, 0);
+
+	/*
+	 * We can recurse on the same lock type through:
+	 *
+	 *   __perf_event_exit_task()
+	 *     sync_child_event()
+	 *       fput(parent_event->filp)
+	 *         perf_release()
+	 *           mutex_lock(&ctx->mutex)
+	 *
+	 * But since its the parent context it won't be the same instance.
+	 */
+	mutex_lock_nested(&child_ctx->mutex, SINGLE_DEPTH_NESTING);
+
+again:
+	list_for_each_entry_safe(child_event, tmp, &child_ctx->group_list,
+				 group_entry)
+		__perf_event_exit_task(child_event, child_ctx, child);
+
+	/*
+	 * If the last event was a group event, it will have appended all
+	 * its siblings to the list, but we obtained 'tmp' before that which
+	 * will still point to the list head terminating the iteration.
+	 */
+	if (!list_empty(&child_ctx->group_list))
+		goto again;
+
+	mutex_unlock(&child_ctx->mutex);
+
+	put_ctx(child_ctx);
+}
+
+/*
+ * free an unexposed, unused context as created by inheritance by
+ * init_task below, used by fork() in case of fail.
+ */
+void perf_event_free_task(struct task_struct *task)
+{
+	struct perf_event_context *ctx = task->perf_event_ctxp;
+	struct perf_event *event, *tmp;
+
+	if (!ctx)
+		return;
+
+	mutex_lock(&ctx->mutex);
+again:
+	list_for_each_entry_safe(event, tmp, &ctx->group_list, group_entry) {
+		struct perf_event *parent = event->parent;
+
+		if (WARN_ON_ONCE(!parent))
+			continue;
+
+		mutex_lock(&parent->child_mutex);
+		list_del_init(&event->child_list);
+		mutex_unlock(&parent->child_mutex);
+
+		fput(parent->filp);
+
+		list_del_event(event, ctx);
+		free_event(event);
+	}
+
+	if (!list_empty(&ctx->group_list))
+		goto again;
+
+	mutex_unlock(&ctx->mutex);
+
+	put_ctx(ctx);
+}
+
+/*
+ * Initialize the perf_event context in task_struct
+ */
+int perf_event_init_task(struct task_struct *child)
+{
+	struct perf_event_context *child_ctx, *parent_ctx;
+	struct perf_event_context *cloned_ctx;
+	struct perf_event *event;
+	struct task_struct *parent = current;
+	int inherited_all = 1;
+	int ret = 0;
+
+	child->perf_event_ctxp = NULL;
+
+	mutex_init(&child->perf_event_mutex);
+	INIT_LIST_HEAD(&child->perf_event_list);
+
+	if (likely(!parent->perf_event_ctxp))
+		return 0;
+
+	/*
+	 * This is executed from the parent task context, so inherit
+	 * events that have been marked for cloning.
+	 * First allocate and initialize a context for the child.
+	 */
+
+	child_ctx = kmalloc(sizeof(struct perf_event_context), GFP_KERNEL);
+	if (!child_ctx)
+		return -ENOMEM;
+
+	__perf_event_init_context(child_ctx, child);
+	child->perf_event_ctxp = child_ctx;
+	get_task_struct(child);
+
+	/*
+	 * If the parent's context is a clone, pin it so it won't get
+	 * swapped under us.
+	 */
+	parent_ctx = perf_pin_task_context(parent);
+
+	/*
+	 * No need to check if parent_ctx != NULL here; since we saw
+	 * it non-NULL earlier, the only reason for it to become NULL
+	 * is if we exit, and since we're currently in the middle of
+	 * a fork we can't be exiting at the same time.
+	 */
+
+	/*
+	 * Lock the parent list. No need to lock the child - not PID
+	 * hashed yet and not running, so nobody can access it.
+	 */
+	mutex_lock(&parent_ctx->mutex);
+
+	/*
+	 * We dont have to disable NMIs - we are only looking at
+	 * the list, not manipulating it:
+	 */
+	list_for_each_entry(event, &parent_ctx->group_list, group_entry) {
+
+		if (!event->attr.inherit) {
+			inherited_all = 0;
+			continue;
+		}
+
+		ret = inherit_group(event, parent, parent_ctx,
+					     child, child_ctx);
+		if (ret) {
+			inherited_all = 0;
+			break;
+		}
+	}
+
+	if (inherited_all) {
+		/*
+		 * Mark the child context as a clone of the parent
+		 * context, or of whatever the parent is a clone of.
+		 * Note that if the parent is a clone, it could get
+		 * uncloned at any point, but that doesn't matter
+		 * because the list of events and the generation
+		 * count can't have changed since we took the mutex.
+		 */
+		cloned_ctx = rcu_dereference(parent_ctx->parent_ctx);
+		if (cloned_ctx) {
+			child_ctx->parent_ctx = cloned_ctx;
+			child_ctx->parent_gen = parent_ctx->parent_gen;
+		} else {
+			child_ctx->parent_ctx = parent_ctx;
+			child_ctx->parent_gen = parent_ctx->generation;
+		}
+		get_ctx(child_ctx->parent_ctx);
+	}
+
+	mutex_unlock(&parent_ctx->mutex);
+
+	perf_unpin_context(parent_ctx);
+
+	return ret;
+}
+
+static void __cpuinit perf_event_init_cpu(int cpu)
+{
+	struct perf_cpu_context *cpuctx;
+
+	cpuctx = &per_cpu(perf_cpu_context, cpu);
+	__perf_event_init_context(&cpuctx->ctx, NULL);
+
+	spin_lock(&perf_resource_lock);
+	cpuctx->max_pertask = perf_max_events - perf_reserved_percpu;
+	spin_unlock(&perf_resource_lock);
+
+	hw_perf_event_setup(cpu);
+}
+
+#ifdef CONFIG_HOTPLUG_CPU
+static void __perf_event_exit_cpu(void *info)
+{
+	struct perf_cpu_context *cpuctx = &__get_cpu_var(perf_cpu_context);
+	struct perf_event_context *ctx = &cpuctx->ctx;
+	struct perf_event *event, *tmp;
+
+	list_for_each_entry_safe(event, tmp, &ctx->group_list, group_entry)
+		__perf_event_remove_from_context(event);
+}
+static void perf_event_exit_cpu(int cpu)
+{
+	struct perf_cpu_context *cpuctx = &per_cpu(perf_cpu_context, cpu);
+	struct perf_event_context *ctx = &cpuctx->ctx;
+
+	mutex_lock(&ctx->mutex);
+	smp_call_function_single(cpu, __perf_event_exit_cpu, NULL, 1);
+	mutex_unlock(&ctx->mutex);
+}
+#else
+static inline void perf_event_exit_cpu(int cpu) { }
+#endif
+
+static int __cpuinit
+perf_cpu_notify(struct notifier_block *self, unsigned long action, void *hcpu)
+{
+	unsigned int cpu = (long)hcpu;
+
+	switch (action) {
+
+	case CPU_UP_PREPARE:
+	case CPU_UP_PREPARE_FROZEN:
+		perf_event_init_cpu(cpu);
+		break;
+
+	case CPU_ONLINE:
+	case CPU_ONLINE_FROZEN:
+		hw_perf_event_setup_online(cpu);
+		break;
+
+	case CPU_DOWN_PREPARE:
+	case CPU_DOWN_PREPARE_FROZEN:
+		perf_event_exit_cpu(cpu);
+		break;
+
+	default:
+		break;
+	}
+
+	return NOTIFY_OK;
+}
+
+/*
+ * This has to have a higher priority than migration_notifier in sched.c.
+ */
+static struct notifier_block __cpuinitdata perf_cpu_nb = {
+	.notifier_call		= perf_cpu_notify,
+	.priority		= 20,
+};
+
+void __init perf_event_init(void)
+{
+	perf_cpu_notify(&perf_cpu_nb, (unsigned long)CPU_UP_PREPARE,
+			(void *)(long)smp_processor_id());
+	perf_cpu_notify(&perf_cpu_nb, (unsigned long)CPU_ONLINE,
+			(void *)(long)smp_processor_id());
+	register_cpu_notifier(&perf_cpu_nb);
+}
+
+static ssize_t perf_show_reserve_percpu(struct sysdev_class *class, char *buf)
+{
+	return sprintf(buf, "%d\n", perf_reserved_percpu);
+}
+
+static ssize_t
+perf_set_reserve_percpu(struct sysdev_class *class,
+			const char *buf,
+			size_t count)
+{
+	struct perf_cpu_context *cpuctx;
+	unsigned long val;
+	int err, cpu, mpt;
+
+	err = strict_strtoul(buf, 10, &val);
+	if (err)
+		return err;
+	if (val > perf_max_events)
+		return -EINVAL;
+
+	spin_lock(&perf_resource_lock);
+	perf_reserved_percpu = val;
+	for_each_online_cpu(cpu) {
+		cpuctx = &per_cpu(perf_cpu_context, cpu);
+		spin_lock_irq(&cpuctx->ctx.lock);
+		mpt = min(perf_max_events - cpuctx->ctx.nr_events,
+			  perf_max_events - perf_reserved_percpu);
+		cpuctx->max_pertask = mpt;
+		spin_unlock_irq(&cpuctx->ctx.lock);
+	}
+	spin_unlock(&perf_resource_lock);
+
+	return count;
+}
+
+static ssize_t perf_show_overcommit(struct sysdev_class *class, char *buf)
+{
+	return sprintf(buf, "%d\n", perf_overcommit);
+}
+
+static ssize_t
+perf_set_overcommit(struct sysdev_class *class, const char *buf, size_t count)
+{
+	unsigned long val;
+	int err;
+
+	err = strict_strtoul(buf, 10, &val);
+	if (err)
+		return err;
+	if (val > 1)
+		return -EINVAL;
+
+	spin_lock(&perf_resource_lock);
+	perf_overcommit = val;
+	spin_unlock(&perf_resource_lock);
+
+	return count;
+}
+
+static SYSDEV_CLASS_ATTR(
+				reserve_percpu,
+				0644,
+				perf_show_reserve_percpu,
+				perf_set_reserve_percpu
+			);
+
+static SYSDEV_CLASS_ATTR(
+				overcommit,
+				0644,
+				perf_show_overcommit,
+				perf_set_overcommit
+			);
+
+static struct attribute *perfclass_attrs[] = {
+	&attr_reserve_percpu.attr,
+	&attr_overcommit.attr,
+	NULL
+};
+
+static struct attribute_group perfclass_attr_group = {
+	.attrs			= perfclass_attrs,
+	.name			= "perf_events",
+};
+
+static int __init perf_event_sysfs_init(void)
+{
+	return sysfs_create_group(&cpu_sysdev_class.kset.kobj,
+				  &perfclass_attr_group);
+}
+device_initcall(perf_event_sysfs_init);
diff --git a/kernel/pid.c b/kernel/pid.c
index 31310b5d3f50..d3f722d20f9c 100644
--- a/kernel/pid.c
+++ b/kernel/pid.c
@@ -40,7 +40,7 @@
 #define pid_hashfn(nr, ns)	\
 	hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift)
 static struct hlist_head *pid_hash;
-static int pidhash_shift;
+static unsigned int pidhash_shift = 4;
 struct pid init_struct_pid = INIT_STRUCT_PID;
 
 int pid_max = PID_MAX_DEFAULT;
@@ -499,19 +499,12 @@ struct pid *find_ge_pid(int nr, struct pid_namespace *ns)
 void __init pidhash_init(void)
 {
 	int i, pidhash_size;
-	unsigned long megabytes = nr_kernel_pages >> (20 - PAGE_SHIFT);
 
-	pidhash_shift = max(4, fls(megabytes * 4));
-	pidhash_shift = min(12, pidhash_shift);
+	pid_hash = alloc_large_system_hash("PID", sizeof(*pid_hash), 0, 18,
+					   HASH_EARLY | HASH_SMALL,
+					   &pidhash_shift, NULL, 4096);
 	pidhash_size = 1 << pidhash_shift;
 
-	printk("PID hash table entries: %d (order: %d, %Zd bytes)\n",
-		pidhash_size, pidhash_shift,
-		pidhash_size * sizeof(struct hlist_head));
-
-	pid_hash = alloc_bootmem(pidhash_size *	sizeof(*(pid_hash)));
-	if (!pid_hash)
-		panic("Could not alloc pidhash!\n");
 	for (i = 0; i < pidhash_size; i++)
 		INIT_HLIST_HEAD(&pid_hash[i]);
 }
diff --git a/kernel/pid_namespace.c b/kernel/pid_namespace.c
index 821722ae58a7..86b3796b0436 100644
--- a/kernel/pid_namespace.c
+++ b/kernel/pid_namespace.c
@@ -118,7 +118,7 @@ struct pid_namespace *copy_pid_ns(unsigned long flags, struct pid_namespace *old
 {
 	if (!(flags & CLONE_NEWPID))
 		return get_pid_ns(old_ns);
-	if (flags & CLONE_THREAD)
+	if (flags & (CLONE_THREAD|CLONE_PARENT))
 		return ERR_PTR(-EINVAL);
 	return create_pid_namespace(old_ns);
 }
diff --git a/kernel/posix-cpu-timers.c b/kernel/posix-cpu-timers.c
index e33a21cb9407..5c9dc228747b 100644
--- a/kernel/posix-cpu-timers.c
+++ b/kernel/posix-cpu-timers.c
@@ -8,17 +8,18 @@
 #include <linux/math64.h>
 #include <asm/uaccess.h>
 #include <linux/kernel_stat.h>
+#include <trace/events/timer.h>
 
 /*
  * Called after updating RLIMIT_CPU to set timer expiration if necessary.
  */
 void update_rlimit_cpu(unsigned long rlim_new)
 {
-	cputime_t cputime;
+	cputime_t cputime = secs_to_cputime(rlim_new);
+	struct signal_struct *const sig = current->signal;
 
-	cputime = secs_to_cputime(rlim_new);
-	if (cputime_eq(current->signal->it_prof_expires, cputime_zero) ||
-	    cputime_gt(current->signal->it_prof_expires, cputime)) {
+	if (cputime_eq(sig->it[CPUCLOCK_PROF].expires, cputime_zero) ||
+	    cputime_gt(sig->it[CPUCLOCK_PROF].expires, cputime)) {
 		spin_lock_irq(&current->sighand->siglock);
 		set_process_cpu_timer(current, CPUCLOCK_PROF, &cputime, NULL);
 		spin_unlock_irq(&current->sighand->siglock);
@@ -542,6 +543,17 @@ static void clear_dead_task(struct k_itimer *timer, union cpu_time_count now)
 					     now);
 }
 
+static inline int expires_gt(cputime_t expires, cputime_t new_exp)
+{
+	return cputime_eq(expires, cputime_zero) ||
+	       cputime_gt(expires, new_exp);
+}
+
+static inline int expires_le(cputime_t expires, cputime_t new_exp)
+{
+	return !cputime_eq(expires, cputime_zero) &&
+	       cputime_le(expires, new_exp);
+}
 /*
  * Insert the timer on the appropriate list before any timers that
  * expire later.  This must be called with the tasklist_lock held
@@ -586,34 +598,32 @@ static void arm_timer(struct k_itimer *timer, union cpu_time_count now)
 		 */
 
 		if (CPUCLOCK_PERTHREAD(timer->it_clock)) {
+			union cpu_time_count *exp = &nt->expires;
+
 			switch (CPUCLOCK_WHICH(timer->it_clock)) {
 			default:
 				BUG();
 			case CPUCLOCK_PROF:
-				if (cputime_eq(p->cputime_expires.prof_exp,
-					       cputime_zero) ||
-				    cputime_gt(p->cputime_expires.prof_exp,
-					       nt->expires.cpu))
-					p->cputime_expires.prof_exp =
-						nt->expires.cpu;
+				if (expires_gt(p->cputime_expires.prof_exp,
+					       exp->cpu))
+					p->cputime_expires.prof_exp = exp->cpu;
 				break;
 			case CPUCLOCK_VIRT:
-				if (cputime_eq(p->cputime_expires.virt_exp,
-					       cputime_zero) ||
-				    cputime_gt(p->cputime_expires.virt_exp,
-					       nt->expires.cpu))
-					p->cputime_expires.virt_exp =
-						nt->expires.cpu;
+				if (expires_gt(p->cputime_expires.virt_exp,
+					       exp->cpu))
+					p->cputime_expires.virt_exp = exp->cpu;
 				break;
 			case CPUCLOCK_SCHED:
 				if (p->cputime_expires.sched_exp == 0 ||
-				    p->cputime_expires.sched_exp >
-							nt->expires.sched)
+				    p->cputime_expires.sched_exp > exp->sched)
 					p->cputime_expires.sched_exp =
-						nt->expires.sched;
+								exp->sched;
 				break;
 			}
 		} else {
+			struct signal_struct *const sig = p->signal;
+			union cpu_time_count *exp = &timer->it.cpu.expires;
+
 			/*
 			 * For a process timer, set the cached expiration time.
 			 */
@@ -621,30 +631,23 @@ static void arm_timer(struct k_itimer *timer, union cpu_time_count now)
 			default:
 				BUG();
 			case CPUCLOCK_VIRT:
-				if (!cputime_eq(p->signal->it_virt_expires,
-						cputime_zero) &&
-				    cputime_lt(p->signal->it_virt_expires,
-					       timer->it.cpu.expires.cpu))
+				if (expires_le(sig->it[CPUCLOCK_VIRT].expires,
+					       exp->cpu))
 					break;
-				p->signal->cputime_expires.virt_exp =
-					timer->it.cpu.expires.cpu;
+				sig->cputime_expires.virt_exp = exp->cpu;
 				break;
 			case CPUCLOCK_PROF:
-				if (!cputime_eq(p->signal->it_prof_expires,
-						cputime_zero) &&
-				    cputime_lt(p->signal->it_prof_expires,
-					       timer->it.cpu.expires.cpu))
+				if (expires_le(sig->it[CPUCLOCK_PROF].expires,
+					       exp->cpu))
 					break;
-				i = p->signal->rlim[RLIMIT_CPU].rlim_cur;
+				i = sig->rlim[RLIMIT_CPU].rlim_cur;
 				if (i != RLIM_INFINITY &&
-				    i <= cputime_to_secs(timer->it.cpu.expires.cpu))
+				    i <= cputime_to_secs(exp->cpu))
 					break;
-				p->signal->cputime_expires.prof_exp =
-					timer->it.cpu.expires.cpu;
+				sig->cputime_expires.prof_exp = exp->cpu;
 				break;
 			case CPUCLOCK_SCHED:
-				p->signal->cputime_expires.sched_exp =
-					timer->it.cpu.expires.sched;
+				sig->cputime_expires.sched_exp = exp->sched;
 				break;
 			}
 		}
@@ -1071,6 +1074,40 @@ static void stop_process_timers(struct task_struct *tsk)
 	spin_unlock_irqrestore(&cputimer->lock, flags);
 }
 
+static u32 onecputick;
+
+static void check_cpu_itimer(struct task_struct *tsk, struct cpu_itimer *it,
+			     cputime_t *expires, cputime_t cur_time, int signo)
+{
+	if (cputime_eq(it->expires, cputime_zero))
+		return;
+
+	if (cputime_ge(cur_time, it->expires)) {
+		if (!cputime_eq(it->incr, cputime_zero)) {
+			it->expires = cputime_add(it->expires, it->incr);
+			it->error += it->incr_error;
+			if (it->error >= onecputick) {
+				it->expires = cputime_sub(it->expires,
+							  cputime_one_jiffy);
+				it->error -= onecputick;
+			}
+		} else {
+			it->expires = cputime_zero;
+		}
+
+		trace_itimer_expire(signo == SIGPROF ?
+				    ITIMER_PROF : ITIMER_VIRTUAL,
+				    tsk->signal->leader_pid, cur_time);
+		__group_send_sig_info(signo, SEND_SIG_PRIV, tsk);
+	}
+
+	if (!cputime_eq(it->expires, cputime_zero) &&
+	    (cputime_eq(*expires, cputime_zero) ||
+	     cputime_lt(it->expires, *expires))) {
+		*expires = it->expires;
+	}
+}
+
 /*
  * Check for any per-thread CPU timers that have fired and move them
  * off the tsk->*_timers list onto the firing list.  Per-thread timers
@@ -1090,10 +1127,10 @@ static void check_process_timers(struct task_struct *tsk,
 	 * Don't sample the current process CPU clocks if there are no timers.
 	 */
 	if (list_empty(&timers[CPUCLOCK_PROF]) &&
-	    cputime_eq(sig->it_prof_expires, cputime_zero) &&
+	    cputime_eq(sig->it[CPUCLOCK_PROF].expires, cputime_zero) &&
 	    sig->rlim[RLIMIT_CPU].rlim_cur == RLIM_INFINITY &&
 	    list_empty(&timers[CPUCLOCK_VIRT]) &&
-	    cputime_eq(sig->it_virt_expires, cputime_zero) &&
+	    cputime_eq(sig->it[CPUCLOCK_VIRT].expires, cputime_zero) &&
 	    list_empty(&timers[CPUCLOCK_SCHED])) {
 		stop_process_timers(tsk);
 		return;
@@ -1153,38 +1190,11 @@ static void check_process_timers(struct task_struct *tsk,
 	/*
 	 * Check for the special case process timers.
 	 */
-	if (!cputime_eq(sig->it_prof_expires, cputime_zero)) {
-		if (cputime_ge(ptime, sig->it_prof_expires)) {
-			/* ITIMER_PROF fires and reloads.  */
-			sig->it_prof_expires = sig->it_prof_incr;
-			if (!cputime_eq(sig->it_prof_expires, cputime_zero)) {
-				sig->it_prof_expires = cputime_add(
-					sig->it_prof_expires, ptime);
-			}
-			__group_send_sig_info(SIGPROF, SEND_SIG_PRIV, tsk);
-		}
-		if (!cputime_eq(sig->it_prof_expires, cputime_zero) &&
-		    (cputime_eq(prof_expires, cputime_zero) ||
-		     cputime_lt(sig->it_prof_expires, prof_expires))) {
-			prof_expires = sig->it_prof_expires;
-		}
-	}
-	if (!cputime_eq(sig->it_virt_expires, cputime_zero)) {
-		if (cputime_ge(utime, sig->it_virt_expires)) {
-			/* ITIMER_VIRTUAL fires and reloads.  */
-			sig->it_virt_expires = sig->it_virt_incr;
-			if (!cputime_eq(sig->it_virt_expires, cputime_zero)) {
-				sig->it_virt_expires = cputime_add(
-					sig->it_virt_expires, utime);
-			}
-			__group_send_sig_info(SIGVTALRM, SEND_SIG_PRIV, tsk);
-		}
-		if (!cputime_eq(sig->it_virt_expires, cputime_zero) &&
-		    (cputime_eq(virt_expires, cputime_zero) ||
-		     cputime_lt(sig->it_virt_expires, virt_expires))) {
-			virt_expires = sig->it_virt_expires;
-		}
-	}
+	check_cpu_itimer(tsk, &sig->it[CPUCLOCK_PROF], &prof_expires, ptime,
+			 SIGPROF);
+	check_cpu_itimer(tsk, &sig->it[CPUCLOCK_VIRT], &virt_expires, utime,
+			 SIGVTALRM);
+
 	if (sig->rlim[RLIMIT_CPU].rlim_cur != RLIM_INFINITY) {
 		unsigned long psecs = cputime_to_secs(ptime);
 		cputime_t x;
@@ -1457,7 +1467,7 @@ void set_process_cpu_timer(struct task_struct *tsk, unsigned int clock_idx,
 		if (!cputime_eq(*oldval, cputime_zero)) {
 			if (cputime_le(*oldval, now.cpu)) {
 				/* Just about to fire. */
-				*oldval = jiffies_to_cputime(1);
+				*oldval = cputime_one_jiffy;
 			} else {
 				*oldval = cputime_sub(*oldval, now.cpu);
 			}
@@ -1703,10 +1713,15 @@ static __init int init_posix_cpu_timers(void)
 		.nsleep = thread_cpu_nsleep,
 		.nsleep_restart = thread_cpu_nsleep_restart,
 	};
+	struct timespec ts;
 
 	register_posix_clock(CLOCK_PROCESS_CPUTIME_ID, &process);
 	register_posix_clock(CLOCK_THREAD_CPUTIME_ID, &thread);
 
+	cputime_to_timespec(cputime_one_jiffy, &ts);
+	onecputick = ts.tv_nsec;
+	WARN_ON(ts.tv_sec != 0);
+
 	return 0;
 }
 __initcall(init_posix_cpu_timers);
diff --git a/kernel/power/console.c b/kernel/power/console.c
index a3961b205de7..5187136fe1de 100644
--- a/kernel/power/console.c
+++ b/kernel/power/console.c
@@ -14,56 +14,13 @@
 #define SUSPEND_CONSOLE	(MAX_NR_CONSOLES-1)
 
 static int orig_fgconsole, orig_kmsg;
-static int disable_vt_switch;
-
-/*
- * Normally during a suspend, we allocate a new console and switch to it.
- * When we resume, we switch back to the original console.  This switch
- * can be slow, so on systems where the framebuffer can handle restoration
- * of video registers anyways, there's little point in doing the console
- * switch.  This function allows you to disable it by passing it '0'.
- */
-void pm_set_vt_switch(int do_switch)
-{
-	acquire_console_sem();
-	disable_vt_switch = !do_switch;
-	release_console_sem();
-}
-EXPORT_SYMBOL(pm_set_vt_switch);
 
 int pm_prepare_console(void)
 {
-	acquire_console_sem();
-
-	if (disable_vt_switch) {
-		release_console_sem();
-		return 0;
-	}
-
-	orig_fgconsole = fg_console;
-
-	if (vc_allocate(SUSPEND_CONSOLE)) {
-	  /* we can't have a free VC for now. Too bad,
-	   * we don't want to mess the screen for now. */
-		release_console_sem();
+	orig_fgconsole = vt_move_to_console(SUSPEND_CONSOLE, 1);
+	if (orig_fgconsole < 0)
 		return 1;
-	}
 
-	if (set_console(SUSPEND_CONSOLE)) {
-		/*
-		 * We're unable to switch to the SUSPEND_CONSOLE.
-		 * Let the calling function know so it can decide
-		 * what to do.
-		 */
-		release_console_sem();
-		return 1;
-	}
-	release_console_sem();
-
-	if (vt_waitactive(SUSPEND_CONSOLE)) {
-		pr_debug("Suspend: Can't switch VCs.");
-		return 1;
-	}
 	orig_kmsg = kmsg_redirect;
 	kmsg_redirect = SUSPEND_CONSOLE;
 	return 0;
@@ -71,19 +28,9 @@ int pm_prepare_console(void)
 
 void pm_restore_console(void)
 {
-	acquire_console_sem();
-	if (disable_vt_switch) {
-		release_console_sem();
-		return;
-	}
-	set_console(orig_fgconsole);
-	release_console_sem();
-
-	if (vt_waitactive(orig_fgconsole)) {
-		pr_debug("Resume: Can't switch VCs.");
-		return;
+	if (orig_fgconsole >= 0) {
+		vt_move_to_console(orig_fgconsole, 0);
+		kmsg_redirect = orig_kmsg;
 	}
-
-	kmsg_redirect = orig_kmsg;
 }
 #endif
diff --git a/kernel/power/hibernate.c b/kernel/power/hibernate.c
index 04b3a83d686f..04a9e90d248f 100644
--- a/kernel/power/hibernate.c
+++ b/kernel/power/hibernate.c
@@ -693,21 +693,22 @@ static int software_resume(void)
 	/* The snapshot device should not be opened while we're running */
 	if (!atomic_add_unless(&snapshot_device_available, -1, 0)) {
 		error = -EBUSY;
+		swsusp_close(FMODE_READ);
 		goto Unlock;
 	}
 
 	pm_prepare_console();
 	error = pm_notifier_call_chain(PM_RESTORE_PREPARE);
 	if (error)
-		goto Finish;
+		goto close_finish;
 
 	error = usermodehelper_disable();
 	if (error)
-		goto Finish;
+		goto close_finish;
 
 	error = create_basic_memory_bitmaps();
 	if (error)
-		goto Finish;
+		goto close_finish;
 
 	pr_debug("PM: Preparing processes for restore.\n");
 	error = prepare_processes();
@@ -719,6 +720,7 @@ static int software_resume(void)
 	pr_debug("PM: Reading hibernation image.\n");
 
 	error = swsusp_read(&flags);
+	swsusp_close(FMODE_READ);
 	if (!error)
 		hibernation_restore(flags & SF_PLATFORM_MODE);
 
@@ -737,6 +739,9 @@ static int software_resume(void)
 	mutex_unlock(&pm_mutex);
 	pr_debug("PM: Resume from disk failed.\n");
 	return error;
+close_finish:
+	swsusp_close(FMODE_READ);
+	goto Finish;
 }
 
 late_initcall(software_resume);
diff --git a/kernel/power/process.c b/kernel/power/process.c
index da2072d73811..cc2e55373b68 100644
--- a/kernel/power/process.c
+++ b/kernel/power/process.c
@@ -9,6 +9,7 @@
 #undef DEBUG
 
 #include <linux/interrupt.h>
+#include <linux/oom.h>
 #include <linux/suspend.h>
 #include <linux/module.h>
 #include <linux/syscalls.h>
diff --git a/kernel/power/snapshot.c b/kernel/power/snapshot.c
index 97955b0e44f4..36cb168e4330 100644
--- a/kernel/power/snapshot.c
+++ b/kernel/power/snapshot.c
@@ -619,7 +619,7 @@ __register_nosave_region(unsigned long start_pfn, unsigned long end_pfn,
 		BUG_ON(!region);
 	} else
 		/* This allocation cannot fail */
-		region = alloc_bootmem_low(sizeof(struct nosave_region));
+		region = alloc_bootmem(sizeof(struct nosave_region));
 	region->start_pfn = start_pfn;
 	region->end_pfn = end_pfn;
 	list_add_tail(&region->list, &nosave_regions);
diff --git a/kernel/power/suspend_test.c b/kernel/power/suspend_test.c
index 17d8bb1acf9c..25596e450ac7 100644
--- a/kernel/power/suspend_test.c
+++ b/kernel/power/suspend_test.c
@@ -19,7 +19,7 @@
  * The time it takes is system-specific though, so when we test this
  * during system bootup we allow a LOT of time.
  */
-#define TEST_SUSPEND_SECONDS	5
+#define TEST_SUSPEND_SECONDS	10
 
 static unsigned long suspend_test_start_time;
 
@@ -49,7 +49,8 @@ void suspend_test_finish(const char *label)
 	 * has some performance issues.  The stack dump of a WARN_ON
 	 * is more likely to get the right attention than a printk...
 	 */
-	WARN(msec > (TEST_SUSPEND_SECONDS * 1000), "Component: %s\n", label);
+	WARN(msec > (TEST_SUSPEND_SECONDS * 1000),
+	     "Component: %s, time: %u\n", label, msec);
 }
 
 /*
diff --git a/kernel/power/swap.c b/kernel/power/swap.c
index 8ba052c86d48..890f6b11b1d3 100644
--- a/kernel/power/swap.c
+++ b/kernel/power/swap.c
@@ -13,7 +13,6 @@
 
 #include <linux/module.h>
 #include <linux/file.h>
-#include <linux/utsname.h>
 #include <linux/delay.h>
 #include <linux/bitops.h>
 #include <linux/genhd.h>
@@ -315,7 +314,6 @@ static int save_image(struct swap_map_handle *handle,
 {
 	unsigned int m;
 	int ret;
-	int error = 0;
 	int nr_pages;
 	int err2;
 	struct bio *bio;
@@ -330,26 +328,27 @@ static int save_image(struct swap_map_handle *handle,
 	nr_pages = 0;
 	bio = NULL;
 	do_gettimeofday(&start);
-	do {
+	while (1) {
 		ret = snapshot_read_next(snapshot, PAGE_SIZE);
-		if (ret > 0) {
-			error = swap_write_page(handle, data_of(*snapshot),
-						&bio);
-			if (error)
-				break;
-			if (!(nr_pages % m))
-				printk("\b\b\b\b%3d%%", nr_pages / m);
-			nr_pages++;
-		}
-	} while (ret > 0);
+		if (ret <= 0)
+			break;
+		ret = swap_write_page(handle, data_of(*snapshot), &bio);
+		if (ret)
+			break;
+		if (!(nr_pages % m))
+			printk("\b\b\b\b%3d%%", nr_pages / m);
+		nr_pages++;
+	}
 	err2 = wait_on_bio_chain(&bio);
 	do_gettimeofday(&stop);
-	if (!error)
-		error = err2;
-	if (!error)
+	if (!ret)
+		ret = err2;
+	if (!ret)
 		printk("\b\b\b\bdone\n");
+	else
+		printk("\n");
 	swsusp_show_speed(&start, &stop, nr_to_write, "Wrote");
-	return error;
+	return ret;
 }
 
 /**
@@ -537,7 +536,8 @@ static int load_image(struct swap_map_handle *handle,
 		snapshot_write_finalize(snapshot);
 		if (!snapshot_image_loaded(snapshot))
 			error = -ENODATA;
-	}
+	} else
+		printk("\n");
 	swsusp_show_speed(&start, &stop, nr_to_read, "Read");
 	return error;
 }
@@ -573,8 +573,6 @@ int swsusp_read(unsigned int *flags_p)
 		error = load_image(&handle, &snapshot, header->pages - 1);
 	release_swap_reader(&handle);
 
-	blkdev_put(resume_bdev, FMODE_READ);
-
 	if (!error)
 		pr_debug("PM: Image successfully loaded\n");
 	else
@@ -597,7 +595,7 @@ int swsusp_check(void)
 		error = bio_read_page(swsusp_resume_block,
 					swsusp_header, NULL);
 		if (error)
-			return error;
+			goto put;
 
 		if (!memcmp(SWSUSP_SIG, swsusp_header->sig, 10)) {
 			memcpy(swsusp_header->sig, swsusp_header->orig_sig, 10);
@@ -605,8 +603,10 @@ int swsusp_check(void)
 			error = bio_write_page(swsusp_resume_block,
 						swsusp_header, NULL);
 		} else {
-			return -EINVAL;
+			error = -EINVAL;
 		}
+
+put:
 		if (error)
 			blkdev_put(resume_bdev, FMODE_READ);
 		else
diff --git a/kernel/printk.c b/kernel/printk.c
index 602033acd6c7..f38b07f78a4e 100644
--- a/kernel/printk.c
+++ b/kernel/printk.c
@@ -206,12 +206,11 @@ __setup("log_buf_len=", log_buf_len_setup);
 #ifdef CONFIG_BOOT_PRINTK_DELAY
 
 static unsigned int boot_delay; /* msecs delay after each printk during bootup */
-static unsigned long long printk_delay_msec; /* per msec, based on boot_delay */
+static unsigned long long loops_per_msec;	/* based on boot_delay */
 
 static int __init boot_delay_setup(char *str)
 {
 	unsigned long lpj;
-	unsigned long long loops_per_msec;
 
 	lpj = preset_lpj ? preset_lpj : 1000000;	/* some guess */
 	loops_per_msec = (unsigned long long)lpj / 1000 * HZ;
@@ -220,10 +219,9 @@ static int __init boot_delay_setup(char *str)
 	if (boot_delay > 10 * 1000)
 		boot_delay = 0;
 
-	printk_delay_msec = loops_per_msec;
-	printk(KERN_DEBUG "boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
-		"HZ: %d, printk_delay_msec: %llu\n",
-		boot_delay, preset_lpj, lpj, HZ, printk_delay_msec);
+	pr_debug("boot_delay: %u, preset_lpj: %ld, lpj: %lu, "
+		"HZ: %d, loops_per_msec: %llu\n",
+		boot_delay, preset_lpj, lpj, HZ, loops_per_msec);
 	return 1;
 }
 __setup("boot_delay=", boot_delay_setup);
@@ -236,7 +234,7 @@ static void boot_delay_msec(void)
 	if (boot_delay == 0 || system_state != SYSTEM_BOOTING)
 		return;
 
-	k = (unsigned long long)printk_delay_msec * boot_delay;
+	k = (unsigned long long)loops_per_msec * boot_delay;
 
 	timeout = jiffies + msecs_to_jiffies(boot_delay);
 	while (k) {
@@ -655,6 +653,20 @@ static int recursion_bug;
 static int new_text_line = 1;
 static char printk_buf[1024];
 
+int printk_delay_msec __read_mostly;
+
+static inline void printk_delay(void)
+{
+	if (unlikely(printk_delay_msec)) {
+		int m = printk_delay_msec;
+
+		while (m--) {
+			mdelay(1);
+			touch_nmi_watchdog();
+		}
+	}
+}
+
 asmlinkage int vprintk(const char *fmt, va_list args)
 {
 	int printed_len = 0;
@@ -664,6 +676,7 @@ asmlinkage int vprintk(const char *fmt, va_list args)
 	char *p;
 
 	boot_delay_msec();
+	printk_delay();
 
 	preempt_disable();
 	/* This stops the holder of console_sem just where we want him */
diff --git a/kernel/profile.c b/kernel/profile.c
index 419250ebec4d..a55d3a367ae8 100644
--- a/kernel/profile.c
+++ b/kernel/profile.c
@@ -442,48 +442,51 @@ void profile_tick(int type)
 
 #ifdef CONFIG_PROC_FS
 #include <linux/proc_fs.h>
+#include <linux/seq_file.h>
 #include <asm/uaccess.h>
 
-static int prof_cpu_mask_read_proc(char *page, char **start, off_t off,
-			int count, int *eof, void *data)
+static int prof_cpu_mask_proc_show(struct seq_file *m, void *v)
 {
-	int len = cpumask_scnprintf(page, count, data);
-	if (count - len < 2)
-		return -EINVAL;
-	len += sprintf(page + len, "\n");
-	return len;
+	seq_cpumask(m, prof_cpu_mask);
+	seq_putc(m, '\n');
+	return 0;
 }
 
-static int prof_cpu_mask_write_proc(struct file *file,
-	const char __user *buffer,  unsigned long count, void *data)
+static int prof_cpu_mask_proc_open(struct inode *inode, struct file *file)
+{
+	return single_open(file, prof_cpu_mask_proc_show, NULL);
+}
+
+static ssize_t prof_cpu_mask_proc_write(struct file *file,
+	const char __user *buffer, size_t count, loff_t *pos)
 {
-	struct cpumask *mask = data;
-	unsigned long full_count = count, err;
 	cpumask_var_t new_value;
+	int err;
 
 	if (!alloc_cpumask_var(&new_value, GFP_KERNEL))
 		return -ENOMEM;
 
 	err = cpumask_parse_user(buffer, count, new_value);
 	if (!err) {
-		cpumask_copy(mask, new_value);
-		err = full_count;
+		cpumask_copy(prof_cpu_mask, new_value);
+		err = count;
 	}
 	free_cpumask_var(new_value);
 	return err;
 }
 
+static const struct file_operations prof_cpu_mask_proc_fops = {
+	.open		= prof_cpu_mask_proc_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= single_release,
+	.write		= prof_cpu_mask_proc_write,
+};
+
 void create_prof_cpu_mask(struct proc_dir_entry *root_irq_dir)
 {
-	struct proc_dir_entry *entry;
-
 	/* create /proc/irq/prof_cpu_mask */
-	entry = create_proc_entry("prof_cpu_mask", 0600, root_irq_dir);
-	if (!entry)
-		return;
-	entry->data = prof_cpu_mask;
-	entry->read_proc = prof_cpu_mask_read_proc;
-	entry->write_proc = prof_cpu_mask_write_proc;
+	proc_create("prof_cpu_mask", 0600, root_irq_dir, &prof_cpu_mask_proc_fops);
 }
 
 /*
diff --git a/kernel/ptrace.c b/kernel/ptrace.c
index 307c285af59e..23bd09cd042e 100644
--- a/kernel/ptrace.c
+++ b/kernel/ptrace.c
@@ -266,9 +266,10 @@ static int ignoring_children(struct sighand_struct *sigh)
  * or self-reaping.  Do notification now if it would have happened earlier.
  * If it should reap itself, return true.
  *
- * If it's our own child, there is no notification to do.
- * But if our normal children self-reap, then this child
- * was prevented by ptrace and we must reap it now.
+ * If it's our own child, there is no notification to do. But if our normal
+ * children self-reap, then this child was prevented by ptrace and we must
+ * reap it now, in that case we must also wake up sub-threads sleeping in
+ * do_wait().
  */
 static bool __ptrace_detach(struct task_struct *tracer, struct task_struct *p)
 {
@@ -278,8 +279,10 @@ static bool __ptrace_detach(struct task_struct *tracer, struct task_struct *p)
 		if (!task_detached(p) && thread_group_empty(p)) {
 			if (!same_thread_group(p->real_parent, tracer))
 				do_notify_parent(p, p->exit_signal);
-			else if (ignoring_children(tracer->sighand))
+			else if (ignoring_children(tracer->sighand)) {
+				__wake_up_parent(p, tracer);
 				p->exit_signal = -1;
+			}
 		}
 		if (task_detached(p)) {
 			/* Mark it as in the process of being reaped. */
diff --git a/kernel/rcupdate.c b/kernel/rcupdate.c
index bd5d5c8e5140..400183346ad2 100644
--- a/kernel/rcupdate.c
+++ b/kernel/rcupdate.c
@@ -19,7 +19,7 @@
  *
  * Authors: Dipankar Sarma <dipankar@in.ibm.com>
  *	    Manfred Spraul <manfred@colorfullife.com>
- * 
+ *
  * Based on the original work by Paul McKenney <paulmck@us.ibm.com>
  * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen.
  * Papers:
@@ -27,7 +27,7 @@
  * http://lse.sourceforge.net/locking/rclock_OLS.2001.05.01c.sc.pdf (OLS2001)
  *
  * For detailed explanation of Read-Copy Update mechanism see -
- * 		http://lse.sourceforge.net/locking/rcupdate.html
+ *		http://lse.sourceforge.net/locking/rcupdate.html
  *
  */
 #include <linux/types.h>
@@ -46,22 +46,15 @@
 #include <linux/module.h>
 #include <linux/kernel_stat.h>
 
-enum rcu_barrier {
-	RCU_BARRIER_STD,
-	RCU_BARRIER_BH,
-	RCU_BARRIER_SCHED,
-};
+#ifdef CONFIG_DEBUG_LOCK_ALLOC
+static struct lock_class_key rcu_lock_key;
+struct lockdep_map rcu_lock_map =
+	STATIC_LOCKDEP_MAP_INIT("rcu_read_lock", &rcu_lock_key);
+EXPORT_SYMBOL_GPL(rcu_lock_map);
+#endif
 
-static DEFINE_PER_CPU(struct rcu_head, rcu_barrier_head) = {NULL};
-static atomic_t rcu_barrier_cpu_count;
-static DEFINE_MUTEX(rcu_barrier_mutex);
-static struct completion rcu_barrier_completion;
 int rcu_scheduler_active __read_mostly;
 
-static atomic_t rcu_migrate_type_count = ATOMIC_INIT(0);
-static struct rcu_head rcu_migrate_head[3];
-static DECLARE_WAIT_QUEUE_HEAD(rcu_migrate_wq);
-
 /*
  * Awaken the corresponding synchronize_rcu() instance now that a
  * grace period has elapsed.
@@ -74,6 +67,8 @@ void wakeme_after_rcu(struct rcu_head  *head)
 	complete(&rcu->completion);
 }
 
+#ifdef CONFIG_TREE_PREEMPT_RCU
+
 /**
  * synchronize_rcu - wait until a grace period has elapsed.
  *
@@ -87,7 +82,7 @@ void synchronize_rcu(void)
 {
 	struct rcu_synchronize rcu;
 
-	if (rcu_blocking_is_gp())
+	if (!rcu_scheduler_active)
 		return;
 
 	init_completion(&rcu.completion);
@@ -98,6 +93,46 @@ void synchronize_rcu(void)
 }
 EXPORT_SYMBOL_GPL(synchronize_rcu);
 
+#endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
+
+/**
+ * synchronize_sched - wait until an rcu-sched grace period has elapsed.
+ *
+ * Control will return to the caller some time after a full rcu-sched
+ * grace period has elapsed, in other words after all currently executing
+ * rcu-sched read-side critical sections have completed.   These read-side
+ * critical sections are delimited by rcu_read_lock_sched() and
+ * rcu_read_unlock_sched(), and may be nested.  Note that preempt_disable(),
+ * local_irq_disable(), and so on may be used in place of
+ * rcu_read_lock_sched().
+ *
+ * This means that all preempt_disable code sequences, including NMI and
+ * hardware-interrupt handlers, in progress on entry will have completed
+ * before this primitive returns.  However, this does not guarantee that
+ * softirq handlers will have completed, since in some kernels, these
+ * handlers can run in process context, and can block.
+ *
+ * This primitive provides the guarantees made by the (now removed)
+ * synchronize_kernel() API.  In contrast, synchronize_rcu() only
+ * guarantees that rcu_read_lock() sections will have completed.
+ * In "classic RCU", these two guarantees happen to be one and
+ * the same, but can differ in realtime RCU implementations.
+ */
+void synchronize_sched(void)
+{
+	struct rcu_synchronize rcu;
+
+	if (rcu_blocking_is_gp())
+		return;
+
+	init_completion(&rcu.completion);
+	/* Will wake me after RCU finished. */
+	call_rcu_sched(&rcu.head, wakeme_after_rcu);
+	/* Wait for it. */
+	wait_for_completion(&rcu.completion);
+}
+EXPORT_SYMBOL_GPL(synchronize_sched);
+
 /**
  * synchronize_rcu_bh - wait until an rcu_bh grace period has elapsed.
  *
@@ -122,129 +157,10 @@ void synchronize_rcu_bh(void)
 }
 EXPORT_SYMBOL_GPL(synchronize_rcu_bh);
 
-static void rcu_barrier_callback(struct rcu_head *notused)
-{
-	if (atomic_dec_and_test(&rcu_barrier_cpu_count))
-		complete(&rcu_barrier_completion);
-}
-
-/*
- * Called with preemption disabled, and from cross-cpu IRQ context.
- */
-static void rcu_barrier_func(void *type)
-{
-	int cpu = smp_processor_id();
-	struct rcu_head *head = &per_cpu(rcu_barrier_head, cpu);
-
-	atomic_inc(&rcu_barrier_cpu_count);
-	switch ((enum rcu_barrier)type) {
-	case RCU_BARRIER_STD:
-		call_rcu(head, rcu_barrier_callback);
-		break;
-	case RCU_BARRIER_BH:
-		call_rcu_bh(head, rcu_barrier_callback);
-		break;
-	case RCU_BARRIER_SCHED:
-		call_rcu_sched(head, rcu_barrier_callback);
-		break;
-	}
-}
-
-static inline void wait_migrated_callbacks(void)
-{
-	wait_event(rcu_migrate_wq, !atomic_read(&rcu_migrate_type_count));
-	smp_mb(); /* In case we didn't sleep. */
-}
-
-/*
- * Orchestrate the specified type of RCU barrier, waiting for all
- * RCU callbacks of the specified type to complete.
- */
-static void _rcu_barrier(enum rcu_barrier type)
-{
-	BUG_ON(in_interrupt());
-	/* Take cpucontrol mutex to protect against CPU hotplug */
-	mutex_lock(&rcu_barrier_mutex);
-	init_completion(&rcu_barrier_completion);
-	/*
-	 * Initialize rcu_barrier_cpu_count to 1, then invoke
-	 * rcu_barrier_func() on each CPU, so that each CPU also has
-	 * incremented rcu_barrier_cpu_count.  Only then is it safe to
-	 * decrement rcu_barrier_cpu_count -- otherwise the first CPU
-	 * might complete its grace period before all of the other CPUs
-	 * did their increment, causing this function to return too
-	 * early.
-	 */
-	atomic_set(&rcu_barrier_cpu_count, 1);
-	on_each_cpu(rcu_barrier_func, (void *)type, 1);
-	if (atomic_dec_and_test(&rcu_barrier_cpu_count))
-		complete(&rcu_barrier_completion);
-	wait_for_completion(&rcu_barrier_completion);
-	mutex_unlock(&rcu_barrier_mutex);
-	wait_migrated_callbacks();
-}
-
-/**
- * rcu_barrier - Wait until all in-flight call_rcu() callbacks complete.
- */
-void rcu_barrier(void)
-{
-	_rcu_barrier(RCU_BARRIER_STD);
-}
-EXPORT_SYMBOL_GPL(rcu_barrier);
-
-/**
- * rcu_barrier_bh - Wait until all in-flight call_rcu_bh() callbacks complete.
- */
-void rcu_barrier_bh(void)
-{
-	_rcu_barrier(RCU_BARRIER_BH);
-}
-EXPORT_SYMBOL_GPL(rcu_barrier_bh);
-
-/**
- * rcu_barrier_sched - Wait for in-flight call_rcu_sched() callbacks.
- */
-void rcu_barrier_sched(void)
-{
-	_rcu_barrier(RCU_BARRIER_SCHED);
-}
-EXPORT_SYMBOL_GPL(rcu_barrier_sched);
-
-static void rcu_migrate_callback(struct rcu_head *notused)
-{
-	if (atomic_dec_and_test(&rcu_migrate_type_count))
-		wake_up(&rcu_migrate_wq);
-}
-
-extern int rcu_cpu_notify(struct notifier_block *self,
-			  unsigned long action, void *hcpu);
-
 static int __cpuinit rcu_barrier_cpu_hotplug(struct notifier_block *self,
 		unsigned long action, void *hcpu)
 {
-	rcu_cpu_notify(self, action, hcpu);
-	if (action == CPU_DYING) {
-		/*
-		 * preempt_disable() in on_each_cpu() prevents stop_machine(),
-		 * so when "on_each_cpu(rcu_barrier_func, (void *)type, 1);"
-		 * returns, all online cpus have queued rcu_barrier_func(),
-		 * and the dead cpu(if it exist) queues rcu_migrate_callback()s.
-		 *
-		 * These callbacks ensure _rcu_barrier() waits for all
-		 * RCU callbacks of the specified type to complete.
-		 */
-		atomic_set(&rcu_migrate_type_count, 3);
-		call_rcu_bh(rcu_migrate_head, rcu_migrate_callback);
-		call_rcu_sched(rcu_migrate_head + 1, rcu_migrate_callback);
-		call_rcu(rcu_migrate_head + 2, rcu_migrate_callback);
-	} else if (action == CPU_DOWN_PREPARE) {
-		/* Don't need to wait until next removal operation. */
-		/* rcu_migrate_head is protected by cpu_add_remove_lock */
-		wait_migrated_callbacks();
-	}
-
-	return NOTIFY_OK;
+	return rcu_cpu_notify(self, action, hcpu);
 }
 
 void __init rcu_init(void)
diff --git a/kernel/rcutorture.c b/kernel/rcutorture.c
index b33db539a8ad..697c0a0229d4 100644
--- a/kernel/rcutorture.c
+++ b/kernel/rcutorture.c
@@ -18,7 +18,7 @@
  * Copyright (C) IBM Corporation, 2005, 2006
  *
  * Authors: Paul E. McKenney <paulmck@us.ibm.com>
- *          Josh Triplett <josh@freedesktop.org>
+ *	  Josh Triplett <josh@freedesktop.org>
  *
  * See also:  Documentation/RCU/torture.txt
  */
@@ -50,7 +50,7 @@
 
 MODULE_LICENSE("GPL");
 MODULE_AUTHOR("Paul E. McKenney <paulmck@us.ibm.com> and "
-              "Josh Triplett <josh@freedesktop.org>");
+	      "Josh Triplett <josh@freedesktop.org>");
 
 static int nreaders = -1;	/* # reader threads, defaults to 2*ncpus */
 static int nfakewriters = 4;	/* # fake writer threads */
@@ -110,8 +110,8 @@ struct rcu_torture {
 };
 
 static LIST_HEAD(rcu_torture_freelist);
-static struct rcu_torture *rcu_torture_current = NULL;
-static long rcu_torture_current_version = 0;
+static struct rcu_torture *rcu_torture_current;
+static long rcu_torture_current_version;
 static struct rcu_torture rcu_tortures[10 * RCU_TORTURE_PIPE_LEN];
 static DEFINE_SPINLOCK(rcu_torture_lock);
 static DEFINE_PER_CPU(long [RCU_TORTURE_PIPE_LEN + 1], rcu_torture_count) =
@@ -124,11 +124,11 @@ static atomic_t n_rcu_torture_alloc_fail;
 static atomic_t n_rcu_torture_free;
 static atomic_t n_rcu_torture_mberror;
 static atomic_t n_rcu_torture_error;
-static long n_rcu_torture_timers = 0;
+static long n_rcu_torture_timers;
 static struct list_head rcu_torture_removed;
 static cpumask_var_t shuffle_tmp_mask;
 
-static int stutter_pause_test = 0;
+static int stutter_pause_test;
 
 #if defined(MODULE) || defined(CONFIG_RCU_TORTURE_TEST_RUNNABLE)
 #define RCUTORTURE_RUNNABLE_INIT 1
@@ -267,7 +267,8 @@ struct rcu_torture_ops {
 	int irq_capable;
 	char *name;
 };
-static struct rcu_torture_ops *cur_ops = NULL;
+
+static struct rcu_torture_ops *cur_ops;
 
 /*
  * Definitions for rcu torture testing.
@@ -281,14 +282,17 @@ static int rcu_torture_read_lock(void) __acquires(RCU)
 
 static void rcu_read_delay(struct rcu_random_state *rrsp)
 {
-	long delay;
-	const long longdelay = 200;
+	const unsigned long shortdelay_us = 200;
+	const unsigned long longdelay_ms = 50;
 
-	/* We want there to be long-running readers, but not all the time. */
+	/* We want a short delay sometimes to make a reader delay the grace
+	 * period, and we want a long delay occasionally to trigger
+	 * force_quiescent_state. */
 
-	delay = rcu_random(rrsp) % (nrealreaders * 2 * longdelay);
-	if (!delay)
-		udelay(longdelay);
+	if (!(rcu_random(rrsp) % (nrealreaders * 2000 * longdelay_ms)))
+		mdelay(longdelay_ms);
+	if (!(rcu_random(rrsp) % (nrealreaders * 2 * shortdelay_us)))
+		udelay(shortdelay_us);
 }
 
 static void rcu_torture_read_unlock(int idx) __releases(RCU)
@@ -339,8 +343,8 @@ static struct rcu_torture_ops rcu_ops = {
 	.sync		= synchronize_rcu,
 	.cb_barrier	= rcu_barrier,
 	.stats		= NULL,
-	.irq_capable 	= 1,
-	.name 		= "rcu"
+	.irq_capable	= 1,
+	.name		= "rcu"
 };
 
 static void rcu_sync_torture_deferred_free(struct rcu_torture *p)
@@ -602,8 +606,6 @@ static struct rcu_torture_ops sched_ops_sync = {
 	.name		= "sched_sync"
 };
 
-extern int rcu_expedited_torture_stats(char *page);
-
 static struct rcu_torture_ops sched_expedited_ops = {
 	.init		= rcu_sync_torture_init,
 	.cleanup	= NULL,
@@ -638,14 +640,15 @@ rcu_torture_writer(void *arg)
 
 	do {
 		schedule_timeout_uninterruptible(1);
-		if ((rp = rcu_torture_alloc()) == NULL)
+		rp = rcu_torture_alloc();
+		if (rp == NULL)
 			continue;
 		rp->rtort_pipe_count = 0;
 		udelay(rcu_random(&rand) & 0x3ff);
 		old_rp = rcu_torture_current;
 		rp->rtort_mbtest = 1;
 		rcu_assign_pointer(rcu_torture_current, rp);
-		smp_wmb();
+		smp_wmb(); /* Mods to old_rp must follow rcu_assign_pointer() */
 		if (old_rp) {
 			i = old_rp->rtort_pipe_count;
 			if (i > RCU_TORTURE_PIPE_LEN)
@@ -1110,7 +1113,7 @@ rcu_torture_init(void)
 		printk(KERN_ALERT "rcutorture: invalid torture type: \"%s\"\n",
 		       torture_type);
 		mutex_unlock(&fullstop_mutex);
-		return (-EINVAL);
+		return -EINVAL;
 	}
 	if (cur_ops->init)
 		cur_ops->init(); /* no "goto unwind" prior to this point!!! */
@@ -1161,7 +1164,7 @@ rcu_torture_init(void)
 		goto unwind;
 	}
 	fakewriter_tasks = kzalloc(nfakewriters * sizeof(fakewriter_tasks[0]),
-	                           GFP_KERNEL);
+				   GFP_KERNEL);
 	if (fakewriter_tasks == NULL) {
 		VERBOSE_PRINTK_ERRSTRING("out of memory");
 		firsterr = -ENOMEM;
@@ -1170,7 +1173,7 @@ rcu_torture_init(void)
 	for (i = 0; i < nfakewriters; i++) {
 		VERBOSE_PRINTK_STRING("Creating rcu_torture_fakewriter task");
 		fakewriter_tasks[i] = kthread_run(rcu_torture_fakewriter, NULL,
-		                                  "rcu_torture_fakewriter");
+						  "rcu_torture_fakewriter");
 		if (IS_ERR(fakewriter_tasks[i])) {
 			firsterr = PTR_ERR(fakewriter_tasks[i]);
 			VERBOSE_PRINTK_ERRSTRING("Failed to create fakewriter");
diff --git a/kernel/rcutree.c b/kernel/rcutree.c
index 6b11b07cfe7f..f3077c0ab181 100644
--- a/kernel/rcutree.c
+++ b/kernel/rcutree.c
@@ -25,7 +25,7 @@
  * and inputs from Rusty Russell, Andrea Arcangeli and Andi Kleen.
  *
  * For detailed explanation of Read-Copy Update mechanism see -
- * 	Documentation/RCU
+ *	Documentation/RCU
  */
 #include <linux/types.h>
 #include <linux/kernel.h>
@@ -49,13 +49,6 @@
 
 #include "rcutree.h"
 
-#ifdef CONFIG_DEBUG_LOCK_ALLOC
-static struct lock_class_key rcu_lock_key;
-struct lockdep_map rcu_lock_map =
-	STATIC_LOCKDEP_MAP_INIT("rcu_read_lock", &rcu_lock_key);
-EXPORT_SYMBOL_GPL(rcu_lock_map);
-#endif
-
 /* Data structures. */
 
 #define RCU_STATE_INITIALIZER(name) { \
@@ -66,10 +59,13 @@ EXPORT_SYMBOL_GPL(rcu_lock_map);
 		NUM_RCU_LVL_2, \
 		NUM_RCU_LVL_3, /* == MAX_RCU_LVLS */ \
 	}, \
-	.signaled = RCU_SIGNAL_INIT, \
+	.signaled = RCU_GP_IDLE, \
 	.gpnum = -300, \
 	.completed = -300, \
 	.onofflock = __SPIN_LOCK_UNLOCKED(&name.onofflock), \
+	.orphan_cbs_list = NULL, \
+	.orphan_cbs_tail = &name.orphan_cbs_list, \
+	.orphan_qlen = 0, \
 	.fqslock = __SPIN_LOCK_UNLOCKED(&name.fqslock), \
 	.n_force_qs = 0, \
 	.n_force_qs_ngp = 0, \
@@ -81,24 +77,16 @@ DEFINE_PER_CPU(struct rcu_data, rcu_sched_data);
 struct rcu_state rcu_bh_state = RCU_STATE_INITIALIZER(rcu_bh_state);
 DEFINE_PER_CPU(struct rcu_data, rcu_bh_data);
 
-extern long rcu_batches_completed_sched(void);
-static struct rcu_node *rcu_get_root(struct rcu_state *rsp);
-static void cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp,
-			  struct rcu_node *rnp, unsigned long flags);
-static void cpu_quiet_msk_finish(struct rcu_state *rsp, unsigned long flags);
-#ifdef CONFIG_HOTPLUG_CPU
-static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp);
-#endif /* #ifdef CONFIG_HOTPLUG_CPU */
-static void __rcu_process_callbacks(struct rcu_state *rsp,
-				    struct rcu_data *rdp);
-static void __call_rcu(struct rcu_head *head,
-		       void (*func)(struct rcu_head *rcu),
-		       struct rcu_state *rsp);
-static int __rcu_pending(struct rcu_state *rsp, struct rcu_data *rdp);
-static void __cpuinit rcu_init_percpu_data(int cpu, struct rcu_state *rsp,
-					   int preemptable);
 
-#include "rcutree_plugin.h"
+/*
+ * Return true if an RCU grace period is in progress.  The ACCESS_ONCE()s
+ * permit this function to be invoked without holding the root rcu_node
+ * structure's ->lock, but of course results can be subject to change.
+ */
+static int rcu_gp_in_progress(struct rcu_state *rsp)
+{
+	return ACCESS_ONCE(rsp->completed) != ACCESS_ONCE(rsp->gpnum);
+}
 
 /*
  * Note a quiescent state.  Because we do not need to know
@@ -107,27 +95,23 @@ static void __cpuinit rcu_init_percpu_data(int cpu, struct rcu_state *rsp,
  */
 void rcu_sched_qs(int cpu)
 {
-	unsigned long flags;
 	struct rcu_data *rdp;
 
-	local_irq_save(flags);
 	rdp = &per_cpu(rcu_sched_data, cpu);
-	rdp->passed_quiesc = 1;
 	rdp->passed_quiesc_completed = rdp->completed;
-	rcu_preempt_qs(cpu);
-	local_irq_restore(flags);
+	barrier();
+	rdp->passed_quiesc = 1;
+	rcu_preempt_note_context_switch(cpu);
 }
 
 void rcu_bh_qs(int cpu)
 {
-	unsigned long flags;
 	struct rcu_data *rdp;
 
-	local_irq_save(flags);
 	rdp = &per_cpu(rcu_bh_data, cpu);
-	rdp->passed_quiesc = 1;
 	rdp->passed_quiesc_completed = rdp->completed;
-	local_irq_restore(flags);
+	barrier();
+	rdp->passed_quiesc = 1;
 }
 
 #ifdef CONFIG_NO_HZ
@@ -141,6 +125,10 @@ static int blimit = 10;		/* Maximum callbacks per softirq. */
 static int qhimark = 10000;	/* If this many pending, ignore blimit. */
 static int qlowmark = 100;	/* Once only this many pending, use blimit. */
 
+module_param(blimit, int, 0);
+module_param(qhimark, int, 0);
+module_param(qlowmark, int, 0);
+
 static void force_quiescent_state(struct rcu_state *rsp, int relaxed);
 static int rcu_pending(int cpu);
 
@@ -177,9 +165,7 @@ cpu_has_callbacks_ready_to_invoke(struct rcu_data *rdp)
 static int
 cpu_needs_another_gp(struct rcu_state *rsp, struct rcu_data *rdp)
 {
-	/* ACCESS_ONCE() because we are accessing outside of lock. */
-	return *rdp->nxttail[RCU_DONE_TAIL] &&
-	       ACCESS_ONCE(rsp->completed) == ACCESS_ONCE(rsp->gpnum);
+	return *rdp->nxttail[RCU_DONE_TAIL] && !rcu_gp_in_progress(rsp);
 }
 
 /*
@@ -373,7 +359,7 @@ static long dyntick_recall_completed(struct rcu_state *rsp)
 /*
  * Snapshot the specified CPU's dynticks counter so that we can later
  * credit them with an implicit quiescent state.  Return 1 if this CPU
- * is already in a quiescent state courtesy of dynticks idle mode.
+ * is in dynticks idle mode, which is an extended quiescent state.
  */
 static int dyntick_save_progress_counter(struct rcu_data *rdp)
 {
@@ -479,30 +465,34 @@ static void print_other_cpu_stall(struct rcu_state *rsp)
 	long delta;
 	unsigned long flags;
 	struct rcu_node *rnp = rcu_get_root(rsp);
-	struct rcu_node *rnp_cur = rsp->level[NUM_RCU_LVLS - 1];
-	struct rcu_node *rnp_end = &rsp->node[NUM_RCU_NODES];
 
 	/* Only let one CPU complain about others per time interval. */
 
 	spin_lock_irqsave(&rnp->lock, flags);
 	delta = jiffies - rsp->jiffies_stall;
-	if (delta < RCU_STALL_RAT_DELAY || rsp->gpnum == rsp->completed) {
+	if (delta < RCU_STALL_RAT_DELAY || !rcu_gp_in_progress(rsp)) {
 		spin_unlock_irqrestore(&rnp->lock, flags);
 		return;
 	}
 	rsp->jiffies_stall = jiffies + RCU_SECONDS_TILL_STALL_RECHECK;
+
+	/*
+	 * Now rat on any tasks that got kicked up to the root rcu_node
+	 * due to CPU offlining.
+	 */
+	rcu_print_task_stall(rnp);
 	spin_unlock_irqrestore(&rnp->lock, flags);
 
 	/* OK, time to rat on our buddy... */
 
 	printk(KERN_ERR "INFO: RCU detected CPU stalls:");
-	for (; rnp_cur < rnp_end; rnp_cur++) {
+	rcu_for_each_leaf_node(rsp, rnp) {
 		rcu_print_task_stall(rnp);
-		if (rnp_cur->qsmask == 0)
+		if (rnp->qsmask == 0)
 			continue;
-		for (cpu = 0; cpu <= rnp_cur->grphi - rnp_cur->grplo; cpu++)
-			if (rnp_cur->qsmask & (1UL << cpu))
-				printk(" %d", rnp_cur->grplo + cpu);
+		for (cpu = 0; cpu <= rnp->grphi - rnp->grplo; cpu++)
+			if (rnp->qsmask & (1UL << cpu))
+				printk(" %d", rnp->grplo + cpu);
 	}
 	printk(" (detected by %d, t=%ld jiffies)\n",
 	       smp_processor_id(), (long)(jiffies - rsp->gp_start));
@@ -541,8 +531,7 @@ static void check_cpu_stall(struct rcu_state *rsp, struct rcu_data *rdp)
 		/* We haven't checked in, so go dump stack. */
 		print_cpu_stall(rsp);
 
-	} else if (rsp->gpnum != rsp->completed &&
-		   delta >= RCU_STALL_RAT_DELAY) {
+	} else if (rcu_gp_in_progress(rsp) && delta >= RCU_STALL_RAT_DELAY) {
 
 		/* They had two time units to dump stack, so complain. */
 		print_other_cpu_stall(rsp);
@@ -605,8 +594,6 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
 {
 	struct rcu_data *rdp = rsp->rda[smp_processor_id()];
 	struct rcu_node *rnp = rcu_get_root(rsp);
-	struct rcu_node *rnp_cur;
-	struct rcu_node *rnp_end;
 
 	if (!cpu_needs_another_gp(rsp, rdp)) {
 		spin_unlock_irqrestore(&rnp->lock, flags);
@@ -615,6 +602,7 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
 
 	/* Advance to a new grace period and initialize state. */
 	rsp->gpnum++;
+	WARN_ON_ONCE(rsp->signaled == RCU_GP_INIT);
 	rsp->signaled = RCU_GP_INIT; /* Hold off force_quiescent_state. */
 	rsp->jiffies_force_qs = jiffies + RCU_JIFFIES_TILL_FORCE_QS;
 	record_gp_stall_check_time(rsp);
@@ -622,16 +610,24 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
 	note_new_gpnum(rsp, rdp);
 
 	/*
-	 * Because we are first, we know that all our callbacks will
-	 * be covered by this upcoming grace period, even the ones
-	 * that were registered arbitrarily recently.
+	 * Because this CPU just now started the new grace period, we know
+	 * that all of its callbacks will be covered by this upcoming grace
+	 * period, even the ones that were registered arbitrarily recently.
+	 * Therefore, advance all outstanding callbacks to RCU_WAIT_TAIL.
+	 *
+	 * Other CPUs cannot be sure exactly when the grace period started.
+	 * Therefore, their recently registered callbacks must pass through
+	 * an additional RCU_NEXT_READY stage, so that they will be handled
+	 * by the next RCU grace period.
 	 */
 	rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL];
 	rdp->nxttail[RCU_WAIT_TAIL] = rdp->nxttail[RCU_NEXT_TAIL];
 
 	/* Special-case the common single-level case. */
 	if (NUM_RCU_NODES == 1) {
+		rcu_preempt_check_blocked_tasks(rnp);
 		rnp->qsmask = rnp->qsmaskinit;
+		rnp->gpnum = rsp->gpnum;
 		rsp->signaled = RCU_SIGNAL_INIT; /* force_quiescent_state OK. */
 		spin_unlock_irqrestore(&rnp->lock, flags);
 		return;
@@ -644,45 +640,34 @@ rcu_start_gp(struct rcu_state *rsp, unsigned long flags)
 	spin_lock(&rsp->onofflock);  /* irqs already disabled. */
 
 	/*
-	 * Set the quiescent-state-needed bits in all the non-leaf RCU
-	 * nodes for all currently online CPUs.  This operation relies
-	 * on the layout of the hierarchy within the rsp->node[] array.
-	 * Note that other CPUs will access only the leaves of the
-	 * hierarchy, which still indicate that no grace period is in
-	 * progress.  In addition, we have excluded CPU-hotplug operations.
-	 *
-	 * We therefore do not need to hold any locks.  Any required
-	 * memory barriers will be supplied by the locks guarding the
-	 * leaf rcu_nodes in the hierarchy.
-	 */
-
-	rnp_end = rsp->level[NUM_RCU_LVLS - 1];
-	for (rnp_cur = &rsp->node[0]; rnp_cur < rnp_end; rnp_cur++)
-		rnp_cur->qsmask = rnp_cur->qsmaskinit;
-
-	/*
-	 * Now set up the leaf nodes.  Here we must be careful.  First,
-	 * we need to hold the lock in order to exclude other CPUs, which
-	 * might be contending for the leaf nodes' locks.  Second, as
-	 * soon as we initialize a given leaf node, its CPUs might run
-	 * up the rest of the hierarchy.  We must therefore acquire locks
-	 * for each node that we touch during this stage.  (But we still
-	 * are excluding CPU-hotplug operations.)
+	 * Set the quiescent-state-needed bits in all the rcu_node
+	 * structures for all currently online CPUs in breadth-first
+	 * order, starting from the root rcu_node structure.  This
+	 * operation relies on the layout of the hierarchy within the
+	 * rsp->node[] array.  Note that other CPUs will access only
+	 * the leaves of the hierarchy, which still indicate that no
+	 * grace period is in progress, at least until the corresponding
+	 * leaf node has been initialized.  In addition, we have excluded
+	 * CPU-hotplug operations.
 	 *
 	 * Note that the grace period cannot complete until we finish
 	 * the initialization process, as there will be at least one
 	 * qsmask bit set in the root node until that time, namely the
-	 * one corresponding to this CPU.
+	 * one corresponding to this CPU, due to the fact that we have
+	 * irqs disabled.
 	 */
-	rnp_end = &rsp->node[NUM_RCU_NODES];
-	rnp_cur = rsp->level[NUM_RCU_LVLS - 1];
-	for (; rnp_cur < rnp_end; rnp_cur++) {
-		spin_lock(&rnp_cur->lock);	/* irqs already disabled. */
-		rnp_cur->qsmask = rnp_cur->qsmaskinit;
-		spin_unlock(&rnp_cur->lock);	/* irqs already disabled. */
+	rcu_for_each_node_breadth_first(rsp, rnp) {
+		spin_lock(&rnp->lock);		/* irqs already disabled. */
+		rcu_preempt_check_blocked_tasks(rnp);
+		rnp->qsmask = rnp->qsmaskinit;
+		rnp->gpnum = rsp->gpnum;
+		spin_unlock(&rnp->lock);	/* irqs remain disabled. */
 	}
 
+	rnp = rcu_get_root(rsp);
+	spin_lock(&rnp->lock);			/* irqs already disabled. */
 	rsp->signaled = RCU_SIGNAL_INIT; /* force_quiescent_state now OK. */
+	spin_unlock(&rnp->lock);		/* irqs remain disabled. */
 	spin_unlock_irqrestore(&rsp->onofflock, flags);
 }
 
@@ -720,9 +705,11 @@ rcu_process_gp_end(struct rcu_state *rsp, struct rcu_data *rdp)
  * hold rnp->lock, as required by rcu_start_gp(), which will release it.
  */
 static void cpu_quiet_msk_finish(struct rcu_state *rsp, unsigned long flags)
-	__releases(rnp->lock)
+	__releases(rcu_get_root(rsp)->lock)
 {
+	WARN_ON_ONCE(!rcu_gp_in_progress(rsp));
 	rsp->completed = rsp->gpnum;
+	rsp->signaled = RCU_GP_IDLE;
 	rcu_process_gp_end(rsp, rsp->rda[smp_processor_id()]);
 	rcu_start_gp(rsp, flags);  /* releases root node's rnp->lock. */
 }
@@ -739,6 +726,8 @@ cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp, struct rcu_node *rnp,
 	      unsigned long flags)
 	__releases(rnp->lock)
 {
+	struct rcu_node *rnp_c;
+
 	/* Walk up the rcu_node hierarchy. */
 	for (;;) {
 		if (!(rnp->qsmask & mask)) {
@@ -762,8 +751,10 @@ cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp, struct rcu_node *rnp,
 			break;
 		}
 		spin_unlock_irqrestore(&rnp->lock, flags);
+		rnp_c = rnp;
 		rnp = rnp->parent;
 		spin_lock_irqsave(&rnp->lock, flags);
+		WARN_ON_ONCE(rnp_c->qsmask);
 	}
 
 	/*
@@ -776,10 +767,10 @@ cpu_quiet_msk(unsigned long mask, struct rcu_state *rsp, struct rcu_node *rnp,
 
 /*
  * Record a quiescent state for the specified CPU, which must either be
- * the current CPU or an offline CPU.  The lastcomp argument is used to
- * make sure we are still in the grace period of interest.  We don't want
- * to end the current grace period based on quiescent states detected in
- * an earlier grace period!
+ * the current CPU.  The lastcomp argument is used to make sure we are
+ * still in the grace period of interest.  We don't want to end the current
+ * grace period based on quiescent states detected in an earlier grace
+ * period!
  */
 static void
 cpu_quiet(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp)
@@ -814,7 +805,6 @@ cpu_quiet(int cpu, struct rcu_state *rsp, struct rcu_data *rdp, long lastcomp)
 		 * This GP can't end until cpu checks in, so all of our
 		 * callbacks can be processed during the next GP.
 		 */
-		rdp = rsp->rda[smp_processor_id()];
 		rdp->nxttail[RCU_NEXT_READY_TAIL] = rdp->nxttail[RCU_NEXT_TAIL];
 
 		cpu_quiet_msk(mask, rsp, rnp, flags); /* releases rnp->lock */
@@ -855,24 +845,70 @@ rcu_check_quiescent_state(struct rcu_state *rsp, struct rcu_data *rdp)
 #ifdef CONFIG_HOTPLUG_CPU
 
 /*
+ * Move a dying CPU's RCU callbacks to the ->orphan_cbs_list for the
+ * specified flavor of RCU.  The callbacks will be adopted by the next
+ * _rcu_barrier() invocation or by the CPU_DEAD notifier, whichever
+ * comes first.  Because this is invoked from the CPU_DYING notifier,
+ * irqs are already disabled.
+ */
+static void rcu_send_cbs_to_orphanage(struct rcu_state *rsp)
+{
+	int i;
+	struct rcu_data *rdp = rsp->rda[smp_processor_id()];
+
+	if (rdp->nxtlist == NULL)
+		return;  /* irqs disabled, so comparison is stable. */
+	spin_lock(&rsp->onofflock);  /* irqs already disabled. */
+	*rsp->orphan_cbs_tail = rdp->nxtlist;
+	rsp->orphan_cbs_tail = rdp->nxttail[RCU_NEXT_TAIL];
+	rdp->nxtlist = NULL;
+	for (i = 0; i < RCU_NEXT_SIZE; i++)
+		rdp->nxttail[i] = &rdp->nxtlist;
+	rsp->orphan_qlen += rdp->qlen;
+	rdp->qlen = 0;
+	spin_unlock(&rsp->onofflock);  /* irqs remain disabled. */
+}
+
+/*
+ * Adopt previously orphaned RCU callbacks.
+ */
+static void rcu_adopt_orphan_cbs(struct rcu_state *rsp)
+{
+	unsigned long flags;
+	struct rcu_data *rdp;
+
+	spin_lock_irqsave(&rsp->onofflock, flags);
+	rdp = rsp->rda[smp_processor_id()];
+	if (rsp->orphan_cbs_list == NULL) {
+		spin_unlock_irqrestore(&rsp->onofflock, flags);
+		return;
+	}
+	*rdp->nxttail[RCU_NEXT_TAIL] = rsp->orphan_cbs_list;
+	rdp->nxttail[RCU_NEXT_TAIL] = rsp->orphan_cbs_tail;
+	rdp->qlen += rsp->orphan_qlen;
+	rsp->orphan_cbs_list = NULL;
+	rsp->orphan_cbs_tail = &rsp->orphan_cbs_list;
+	rsp->orphan_qlen = 0;
+	spin_unlock_irqrestore(&rsp->onofflock, flags);
+}
+
+/*
  * Remove the outgoing CPU from the bitmasks in the rcu_node hierarchy
  * and move all callbacks from the outgoing CPU to the current one.
  */
 static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp)
 {
-	int i;
 	unsigned long flags;
 	long lastcomp;
 	unsigned long mask;
 	struct rcu_data *rdp = rsp->rda[cpu];
-	struct rcu_data *rdp_me;
 	struct rcu_node *rnp;
 
 	/* Exclude any attempts to start a new grace period. */
 	spin_lock_irqsave(&rsp->onofflock, flags);
 
 	/* Remove the outgoing CPU from the masks in the rcu_node hierarchy. */
-	rnp = rdp->mynode;
+	rnp = rdp->mynode;	/* this is the outgoing CPU's rnp. */
 	mask = rdp->grpmask;	/* rnp->grplo is constant. */
 	do {
 		spin_lock(&rnp->lock);		/* irqs already disabled. */
@@ -881,42 +917,29 @@ static void __rcu_offline_cpu(int cpu, struct rcu_state *rsp)
 			spin_unlock(&rnp->lock); /* irqs remain disabled. */
 			break;
 		}
-		rcu_preempt_offline_tasks(rsp, rnp);
+
+		/*
+		 * If there was a task blocking the current grace period,
+		 * and if all CPUs have checked in, we need to propagate
+		 * the quiescent state up the rcu_node hierarchy.  But that
+		 * is inconvenient at the moment due to deadlock issues if
+		 * this should end the current grace period.  So set the
+		 * offlined CPU's bit in ->qsmask in order to force the
+		 * next force_quiescent_state() invocation to clean up this
+		 * mess in a deadlock-free manner.
+		 */
+		if (rcu_preempt_offline_tasks(rsp, rnp, rdp) && !rnp->qsmask)
+			rnp->qsmask |= mask;
+
 		mask = rnp->grpmask;
 		spin_unlock(&rnp->lock);	/* irqs remain disabled. */
 		rnp = rnp->parent;
 	} while (rnp != NULL);
 	lastcomp = rsp->completed;
 
-	spin_unlock(&rsp->onofflock);		/* irqs remain disabled. */
-
-	/* Being offline is a quiescent state, so go record it. */
-	cpu_quiet(cpu, rsp, rdp, lastcomp);
+	spin_unlock_irqrestore(&rsp->onofflock, flags);
 
-	/*
-	 * Move callbacks from the outgoing CPU to the running CPU.
-	 * Note that the outgoing CPU is now quiscent, so it is now
-	 * (uncharacteristically) safe to access its rcu_data structure.
-	 * Note also that we must carefully retain the order of the
-	 * outgoing CPU's callbacks in order for rcu_barrier() to work
-	 * correctly.  Finally, note that we start all the callbacks
-	 * afresh, even those that have passed through a grace period
-	 * and are therefore ready to invoke.  The theory is that hotplug
-	 * events are rare, and that if they are frequent enough to
-	 * indefinitely delay callbacks, you have far worse things to
-	 * be worrying about.
-	 */
-	rdp_me = rsp->rda[smp_processor_id()];
-	if (rdp->nxtlist != NULL) {
-		*rdp_me->nxttail[RCU_NEXT_TAIL] = rdp->nxtlist;
-		rdp_me->nxttail[RCU_NEXT_TAIL] = rdp->nxttail[RCU_NEXT_TAIL];
-		rdp->nxtlist = NULL;
-		for (i = 0; i < RCU_NEXT_SIZE; i++)
-			rdp->nxttail[i] = &rdp->nxtlist;
-		rdp_me->qlen += rdp->qlen;
-		rdp->qlen = 0;
-	}
-	local_irq_restore(flags);
+	rcu_adopt_orphan_cbs(rsp);
 }
 
 /*
@@ -934,6 +957,14 @@ static void rcu_offline_cpu(int cpu)
 
 #else /* #ifdef CONFIG_HOTPLUG_CPU */
 
+static void rcu_send_cbs_to_orphanage(struct rcu_state *rsp)
+{
+}
+
+static void rcu_adopt_orphan_cbs(struct rcu_state *rsp)
+{
+}
+
 static void rcu_offline_cpu(int cpu)
 {
 }
@@ -944,7 +975,7 @@ static void rcu_offline_cpu(int cpu)
  * Invoke any RCU callbacks that have made it to the end of their grace
  * period.  Thottle as specified by rdp->blimit.
  */
-static void rcu_do_batch(struct rcu_data *rdp)
+static void rcu_do_batch(struct rcu_state *rsp, struct rcu_data *rdp)
 {
 	unsigned long flags;
 	struct rcu_head *next, *list, **tail;
@@ -997,6 +1028,13 @@ static void rcu_do_batch(struct rcu_data *rdp)
 	if (rdp->blimit == LONG_MAX && rdp->qlen <= qlowmark)
 		rdp->blimit = blimit;
 
+	/* Reset ->qlen_last_fqs_check trigger if enough CBs have drained. */
+	if (rdp->qlen == 0 && rdp->qlen_last_fqs_check != 0) {
+		rdp->qlen_last_fqs_check = 0;
+		rdp->n_force_qs_snap = rsp->n_force_qs;
+	} else if (rdp->qlen < rdp->qlen_last_fqs_check - qhimark)
+		rdp->qlen_last_fqs_check = rdp->qlen;
+
 	local_irq_restore(flags);
 
 	/* Re-raise the RCU softirq if there are callbacks remaining. */
@@ -1066,33 +1104,32 @@ static int rcu_process_dyntick(struct rcu_state *rsp, long lastcomp,
 	int cpu;
 	unsigned long flags;
 	unsigned long mask;
-	struct rcu_node *rnp_cur = rsp->level[NUM_RCU_LVLS - 1];
-	struct rcu_node *rnp_end = &rsp->node[NUM_RCU_NODES];
+	struct rcu_node *rnp;
 
-	for (; rnp_cur < rnp_end; rnp_cur++) {
+	rcu_for_each_leaf_node(rsp, rnp) {
 		mask = 0;
-		spin_lock_irqsave(&rnp_cur->lock, flags);
+		spin_lock_irqsave(&rnp->lock, flags);
 		if (rsp->completed != lastcomp) {
-			spin_unlock_irqrestore(&rnp_cur->lock, flags);
+			spin_unlock_irqrestore(&rnp->lock, flags);
 			return 1;
 		}
-		if (rnp_cur->qsmask == 0) {
-			spin_unlock_irqrestore(&rnp_cur->lock, flags);
+		if (rnp->qsmask == 0) {
+			spin_unlock_irqrestore(&rnp->lock, flags);
 			continue;
 		}
-		cpu = rnp_cur->grplo;
+		cpu = rnp->grplo;
 		bit = 1;
-		for (; cpu <= rnp_cur->grphi; cpu++, bit <<= 1) {
-			if ((rnp_cur->qsmask & bit) != 0 && f(rsp->rda[cpu]))
+		for (; cpu <= rnp->grphi; cpu++, bit <<= 1) {
+			if ((rnp->qsmask & bit) != 0 && f(rsp->rda[cpu]))
 				mask |= bit;
 		}
 		if (mask != 0 && rsp->completed == lastcomp) {
 
-			/* cpu_quiet_msk() releases rnp_cur->lock. */
-			cpu_quiet_msk(mask, rsp, rnp_cur, flags);
+			/* cpu_quiet_msk() releases rnp->lock. */
+			cpu_quiet_msk(mask, rsp, rnp, flags);
 			continue;
 		}
-		spin_unlock_irqrestore(&rnp_cur->lock, flags);
+		spin_unlock_irqrestore(&rnp->lock, flags);
 	}
 	return 0;
 }
@@ -1108,7 +1145,7 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
 	struct rcu_node *rnp = rcu_get_root(rsp);
 	u8 signaled;
 
-	if (ACCESS_ONCE(rsp->completed) == ACCESS_ONCE(rsp->gpnum))
+	if (!rcu_gp_in_progress(rsp))
 		return;  /* No grace period in progress, nothing to force. */
 	if (!spin_trylock_irqsave(&rsp->fqslock, flags)) {
 		rsp->n_force_qs_lh++; /* Inexact, can lose counts.  Tough! */
@@ -1129,9 +1166,10 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
 	}
 	spin_unlock(&rnp->lock);
 	switch (signaled) {
+	case RCU_GP_IDLE:
 	case RCU_GP_INIT:
 
-		break; /* grace period still initializing, ignore. */
+		break; /* grace period idle or initializing, ignore. */
 
 	case RCU_SAVE_DYNTICK:
 
@@ -1145,7 +1183,8 @@ static void force_quiescent_state(struct rcu_state *rsp, int relaxed)
 
 		/* Update state, record completion counter. */
 		spin_lock(&rnp->lock);
-		if (lastcomp == rsp->completed) {
+		if (lastcomp == rsp->completed &&
+		    rsp->signaled == RCU_SAVE_DYNTICK) {
 			rsp->signaled = RCU_FORCE_QS;
 			dyntick_record_completed(rsp, lastcomp);
 		}
@@ -1211,7 +1250,7 @@ __rcu_process_callbacks(struct rcu_state *rsp, struct rcu_data *rdp)
 	}
 
 	/* If there are callbacks ready, invoke them. */
-	rcu_do_batch(rdp);
+	rcu_do_batch(rsp, rdp);
 }
 
 /*
@@ -1267,7 +1306,7 @@ __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu),
 	rdp->nxttail[RCU_NEXT_TAIL] = &head->next;
 
 	/* Start a new grace period if one not already started. */
-	if (ACCESS_ONCE(rsp->completed) == ACCESS_ONCE(rsp->gpnum)) {
+	if (!rcu_gp_in_progress(rsp)) {
 		unsigned long nestflag;
 		struct rcu_node *rnp_root = rcu_get_root(rsp);
 
@@ -1275,10 +1314,20 @@ __call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu),
 		rcu_start_gp(rsp, nestflag);  /* releases rnp_root->lock. */
 	}
 
-	/* Force the grace period if too many callbacks or too long waiting. */
-	if (unlikely(++rdp->qlen > qhimark)) {
+	/*
+	 * Force the grace period if too many callbacks or too long waiting.
+	 * Enforce hysteresis, and don't invoke force_quiescent_state()
+	 * if some other CPU has recently done so.  Also, don't bother
+	 * invoking force_quiescent_state() if the newly enqueued callback
+	 * is the only one waiting for a grace period to complete.
+	 */
+	if (unlikely(++rdp->qlen > rdp->qlen_last_fqs_check + qhimark)) {
 		rdp->blimit = LONG_MAX;
-		force_quiescent_state(rsp, 0);
+		if (rsp->n_force_qs == rdp->n_force_qs_snap &&
+		    *rdp->nxttail[RCU_DONE_TAIL] != head)
+			force_quiescent_state(rsp, 0);
+		rdp->n_force_qs_snap = rsp->n_force_qs;
+		rdp->qlen_last_fqs_check = rdp->qlen;
 	} else if ((long)(ACCESS_ONCE(rsp->jiffies_force_qs) - jiffies) < 0)
 		force_quiescent_state(rsp, 1);
 	local_irq_restore(flags);
@@ -1347,7 +1396,7 @@ static int __rcu_pending(struct rcu_state *rsp, struct rcu_data *rdp)
 	}
 
 	/* Has an RCU GP gone long enough to send resched IPIs &c? */
-	if (ACCESS_ONCE(rsp->completed) != ACCESS_ONCE(rsp->gpnum) &&
+	if (rcu_gp_in_progress(rsp) &&
 	    ((long)(ACCESS_ONCE(rsp->jiffies_force_qs) - jiffies) < 0)) {
 		rdp->n_rp_need_fqs++;
 		return 1;
@@ -1384,6 +1433,82 @@ int rcu_needs_cpu(int cpu)
 	       rcu_preempt_needs_cpu(cpu);
 }
 
+static DEFINE_PER_CPU(struct rcu_head, rcu_barrier_head) = {NULL};
+static atomic_t rcu_barrier_cpu_count;
+static DEFINE_MUTEX(rcu_barrier_mutex);
+static struct completion rcu_barrier_completion;
+
+static void rcu_barrier_callback(struct rcu_head *notused)
+{
+	if (atomic_dec_and_test(&rcu_barrier_cpu_count))
+		complete(&rcu_barrier_completion);
+}
+
+/*
+ * Called with preemption disabled, and from cross-cpu IRQ context.
+ */
+static void rcu_barrier_func(void *type)
+{
+	int cpu = smp_processor_id();
+	struct rcu_head *head = &per_cpu(rcu_barrier_head, cpu);
+	void (*call_rcu_func)(struct rcu_head *head,
+			      void (*func)(struct rcu_head *head));
+
+	atomic_inc(&rcu_barrier_cpu_count);
+	call_rcu_func = type;
+	call_rcu_func(head, rcu_barrier_callback);
+}
+
+/*
+ * Orchestrate the specified type of RCU barrier, waiting for all
+ * RCU callbacks of the specified type to complete.
+ */
+static void _rcu_barrier(struct rcu_state *rsp,
+			 void (*call_rcu_func)(struct rcu_head *head,
+					       void (*func)(struct rcu_head *head)))
+{
+	BUG_ON(in_interrupt());
+	/* Take mutex to serialize concurrent rcu_barrier() requests. */
+	mutex_lock(&rcu_barrier_mutex);
+	init_completion(&rcu_barrier_completion);
+	/*
+	 * Initialize rcu_barrier_cpu_count to 1, then invoke
+	 * rcu_barrier_func() on each CPU, so that each CPU also has
+	 * incremented rcu_barrier_cpu_count.  Only then is it safe to
+	 * decrement rcu_barrier_cpu_count -- otherwise the first CPU
+	 * might complete its grace period before all of the other CPUs
+	 * did their increment, causing this function to return too
+	 * early.
+	 */
+	atomic_set(&rcu_barrier_cpu_count, 1);
+	preempt_disable(); /* stop CPU_DYING from filling orphan_cbs_list */
+	rcu_adopt_orphan_cbs(rsp);
+	on_each_cpu(rcu_barrier_func, (void *)call_rcu_func, 1);
+	preempt_enable(); /* CPU_DYING can again fill orphan_cbs_list */
+	if (atomic_dec_and_test(&rcu_barrier_cpu_count))
+		complete(&rcu_barrier_completion);
+	wait_for_completion(&rcu_barrier_completion);
+	mutex_unlock(&rcu_barrier_mutex);
+}
+
+/**
+ * rcu_barrier_bh - Wait until all in-flight call_rcu_bh() callbacks complete.
+ */
+void rcu_barrier_bh(void)
+{
+	_rcu_barrier(&rcu_bh_state, call_rcu_bh);
+}
+EXPORT_SYMBOL_GPL(rcu_barrier_bh);
+
+/**
+ * rcu_barrier_sched - Wait for in-flight call_rcu_sched() callbacks.
+ */
+void rcu_barrier_sched(void)
+{
+	_rcu_barrier(&rcu_sched_state, call_rcu_sched);
+}
+EXPORT_SYMBOL_GPL(rcu_barrier_sched);
+
 /*
  * Do boot-time initialization of a CPU's per-CPU RCU data.
  */
@@ -1434,6 +1559,8 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable)
 	rdp->beenonline = 1;	 /* We have now been online. */
 	rdp->preemptable = preemptable;
 	rdp->passed_quiesc_completed = lastcomp - 1;
+	rdp->qlen_last_fqs_check = 0;
+	rdp->n_force_qs_snap = rsp->n_force_qs;
 	rdp->blimit = blimit;
 	spin_unlock(&rnp->lock);		/* irqs remain disabled. */
 
@@ -1457,20 +1584,7 @@ rcu_init_percpu_data(int cpu, struct rcu_state *rsp, int preemptable)
 		rnp = rnp->parent;
 	} while (rnp != NULL && !(rnp->qsmaskinit & mask));
 
-	spin_unlock(&rsp->onofflock);		/* irqs remain disabled. */
-
-	/*
-	 * A new grace period might start here.  If so, we will be part of
-	 * it, and its gpnum will be greater than ours, so we will
-	 * participate.  It is also possible for the gpnum to have been
-	 * incremented before this function was called, and the bitmasks
-	 * to not be filled out until now, in which case we will also
-	 * participate due to our gpnum being behind.
-	 */
-
-	/* Since it is coming online, the CPU is in a quiescent state. */
-	cpu_quiet(cpu, rsp, rdp, lastcomp);
-	local_irq_restore(flags);
+	spin_unlock_irqrestore(&rsp->onofflock, flags);
 }
 
 static void __cpuinit rcu_online_cpu(int cpu)
@@ -1493,6 +1607,22 @@ int __cpuinit rcu_cpu_notify(struct notifier_block *self,
 	case CPU_UP_PREPARE_FROZEN:
 		rcu_online_cpu(cpu);
 		break;
+	case CPU_DYING:
+	case CPU_DYING_FROZEN:
+		/*
+		 * preempt_disable() in _rcu_barrier() prevents stop_machine(),
+		 * so when "on_each_cpu(rcu_barrier_func, (void *)type, 1);"
+		 * returns, all online cpus have queued rcu_barrier_func().
+		 * The dying CPU clears its cpu_online_mask bit and
+		 * moves all of its RCU callbacks to ->orphan_cbs_list
+		 * in the context of stop_machine(), so subsequent calls
+		 * to _rcu_barrier() will adopt these callbacks and only
+		 * then queue rcu_barrier_func() on all remaining CPUs.
+		 */
+		rcu_send_cbs_to_orphanage(&rcu_bh_state);
+		rcu_send_cbs_to_orphanage(&rcu_sched_state);
+		rcu_preempt_send_cbs_to_orphanage();
+		break;
 	case CPU_DEAD:
 	case CPU_DEAD_FROZEN:
 	case CPU_UP_CANCELED:
@@ -1555,7 +1685,8 @@ static void __init rcu_init_one(struct rcu_state *rsp)
 		cpustride *= rsp->levelspread[i];
 		rnp = rsp->level[i];
 		for (j = 0; j < rsp->levelcnt[i]; j++, rnp++) {
-			spin_lock_init(&rnp->lock);
+			if (rnp != rcu_get_root(rsp))
+				spin_lock_init(&rnp->lock);
 			rnp->gpnum = 0;
 			rnp->qsmask = 0;
 			rnp->qsmaskinit = 0;
@@ -1578,6 +1709,7 @@ static void __init rcu_init_one(struct rcu_state *rsp)
 			INIT_LIST_HEAD(&rnp->blocked_tasks[1]);
 		}
 	}
+	spin_lock_init(&rcu_get_root(rsp)->lock);
 }
 
 /*
@@ -1587,6 +1719,10 @@ static void __init rcu_init_one(struct rcu_state *rsp)
  */
 #define RCU_INIT_FLAVOR(rsp, rcu_data) \
 do { \
+	int i; \
+	int j; \
+	struct rcu_node *rnp; \
+	\
 	rcu_init_one(rsp); \
 	rnp = (rsp)->level[NUM_RCU_LVLS - 1]; \
 	j = 0; \
@@ -1599,31 +1735,8 @@ do { \
 	} \
 } while (0)
 
-#ifdef CONFIG_TREE_PREEMPT_RCU
-
-void __init __rcu_init_preempt(void)
-{
-	int i;			/* All used by RCU_INIT_FLAVOR(). */
-	int j;
-	struct rcu_node *rnp;
-
-	RCU_INIT_FLAVOR(&rcu_preempt_state, rcu_preempt_data);
-}
-
-#else /* #ifdef CONFIG_TREE_PREEMPT_RCU */
-
-void __init __rcu_init_preempt(void)
-{
-}
-
-#endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
-
 void __init __rcu_init(void)
 {
-	int i;			/* All used by RCU_INIT_FLAVOR(). */
-	int j;
-	struct rcu_node *rnp;
-
 	rcu_bootup_announce();
 #ifdef CONFIG_RCU_CPU_STALL_DETECTOR
 	printk(KERN_INFO "RCU-based detection of stalled CPUs is enabled.\n");
@@ -1634,6 +1747,4 @@ void __init __rcu_init(void)
 	open_softirq(RCU_SOFTIRQ, rcu_process_callbacks);
 }
 
-module_param(blimit, int, 0);
-module_param(qhimark, int, 0);
-module_param(qlowmark, int, 0);
+#include "rcutree_plugin.h"
diff --git a/kernel/rcutree.h b/kernel/rcutree.h
index bf8a6f9f134d..1899023b0962 100644
--- a/kernel/rcutree.h
+++ b/kernel/rcutree.h
@@ -48,14 +48,14 @@
 #elif NR_CPUS <= RCU_FANOUT_SQ
 #  define NUM_RCU_LVLS	      2
 #  define NUM_RCU_LVL_0	      1
-#  define NUM_RCU_LVL_1	      (((NR_CPUS) + RCU_FANOUT - 1) / RCU_FANOUT)
+#  define NUM_RCU_LVL_1	      DIV_ROUND_UP(NR_CPUS, RCU_FANOUT)
 #  define NUM_RCU_LVL_2	      (NR_CPUS)
 #  define NUM_RCU_LVL_3	      0
 #elif NR_CPUS <= RCU_FANOUT_CUBE
 #  define NUM_RCU_LVLS	      3
 #  define NUM_RCU_LVL_0	      1
-#  define NUM_RCU_LVL_1	      (((NR_CPUS) + RCU_FANOUT_SQ - 1) / RCU_FANOUT_SQ)
-#  define NUM_RCU_LVL_2	      (((NR_CPUS) + (RCU_FANOUT) - 1) / (RCU_FANOUT))
+#  define NUM_RCU_LVL_1	      DIV_ROUND_UP(NR_CPUS, RCU_FANOUT_SQ)
+#  define NUM_RCU_LVL_2	      DIV_ROUND_UP(NR_CPUS, RCU_FANOUT)
 #  define NUM_RCU_LVL_3	      NR_CPUS
 #else
 # error "CONFIG_RCU_FANOUT insufficient for NR_CPUS"
@@ -79,15 +79,21 @@ struct rcu_dynticks {
  * Definition for node within the RCU grace-period-detection hierarchy.
  */
 struct rcu_node {
-	spinlock_t lock;
+	spinlock_t lock;	/* Root rcu_node's lock protects some */
+				/*  rcu_state fields as well as following. */
 	long	gpnum;		/* Current grace period for this node. */
 				/*  This will either be equal to or one */
 				/*  behind the root rcu_node's gpnum. */
 	unsigned long qsmask;	/* CPUs or groups that need to switch in */
 				/*  order for current grace period to proceed.*/
+				/*  In leaf rcu_node, each bit corresponds to */
+				/*  an rcu_data structure, otherwise, each */
+				/*  bit corresponds to a child rcu_node */
+				/*  structure. */
 	unsigned long qsmaskinit;
 				/* Per-GP initialization for qsmask. */
 	unsigned long grpmask;	/* Mask to apply to parent qsmask. */
+				/*  Only one bit will be set in this mask. */
 	int	grplo;		/* lowest-numbered CPU or group here. */
 	int	grphi;		/* highest-numbered CPU or group here. */
 	u8	grpnum;		/* CPU/group number for next level up. */
@@ -95,8 +101,23 @@ struct rcu_node {
 	struct rcu_node *parent;
 	struct list_head blocked_tasks[2];
 				/* Tasks blocked in RCU read-side critsect. */
+				/*  Grace period number (->gpnum) x blocked */
+				/*  by tasks on the (x & 0x1) element of the */
+				/*  blocked_tasks[] array. */
 } ____cacheline_internodealigned_in_smp;
 
+/*
+ * Do a full breadth-first scan of the rcu_node structures for the
+ * specified rcu_state structure.
+ */
+#define rcu_for_each_node_breadth_first(rsp, rnp) \
+	for ((rnp) = &(rsp)->node[0]; \
+	     (rnp) < &(rsp)->node[NUM_RCU_NODES]; (rnp)++)
+
+#define rcu_for_each_leaf_node(rsp, rnp) \
+	for ((rnp) = (rsp)->level[NUM_RCU_LVLS - 1]; \
+	     (rnp) < &(rsp)->node[NUM_RCU_NODES]; (rnp)++)
+
 /* Index values for nxttail array in struct rcu_data. */
 #define RCU_DONE_TAIL		0	/* Also RCU_WAIT head. */
 #define RCU_WAIT_TAIL		1	/* Also RCU_NEXT_READY head. */
@@ -126,23 +147,30 @@ struct rcu_data {
 	 * Any of the partitions might be empty, in which case the
 	 * pointer to that partition will be equal to the pointer for
 	 * the following partition.  When the list is empty, all of
-	 * the nxttail elements point to nxtlist, which is NULL.
+	 * the nxttail elements point to the ->nxtlist pointer itself,
+	 * which in that case is NULL.
 	 *
-	 * [*nxttail[RCU_NEXT_READY_TAIL], NULL = *nxttail[RCU_NEXT_TAIL]):
-	 *	Entries that might have arrived after current GP ended
-	 * [*nxttail[RCU_WAIT_TAIL], *nxttail[RCU_NEXT_READY_TAIL]):
-	 *	Entries known to have arrived before current GP ended
-	 * [*nxttail[RCU_DONE_TAIL], *nxttail[RCU_WAIT_TAIL]):
-	 *	Entries that batch # <= ->completed - 1: waiting for current GP
 	 * [nxtlist, *nxttail[RCU_DONE_TAIL]):
 	 *	Entries that batch # <= ->completed
 	 *	The grace period for these entries has completed, and
 	 *	the other grace-period-completed entries may be moved
 	 *	here temporarily in rcu_process_callbacks().
+	 * [*nxttail[RCU_DONE_TAIL], *nxttail[RCU_WAIT_TAIL]):
+	 *	Entries that batch # <= ->completed - 1: waiting for current GP
+	 * [*nxttail[RCU_WAIT_TAIL], *nxttail[RCU_NEXT_READY_TAIL]):
+	 *	Entries known to have arrived before current GP ended
+	 * [*nxttail[RCU_NEXT_READY_TAIL], *nxttail[RCU_NEXT_TAIL]):
+	 *	Entries that might have arrived after current GP ended
+	 *	Note that the value of *nxttail[RCU_NEXT_TAIL] will
+	 *	always be NULL, as this is the end of the list.
 	 */
 	struct rcu_head *nxtlist;
 	struct rcu_head **nxttail[RCU_NEXT_SIZE];
-	long		qlen; 	 	/* # of queued callbacks */
+	long		qlen;		/* # of queued callbacks */
+	long		qlen_last_fqs_check;
+					/* qlen at last check for QS forcing */
+	unsigned long	n_force_qs_snap;
+					/* did other CPU force QS recently? */
 	long		blimit;		/* Upper limit on a processed batch */
 
 #ifdef CONFIG_NO_HZ
@@ -173,9 +201,10 @@ struct rcu_data {
 };
 
 /* Values for signaled field in struct rcu_state. */
-#define RCU_GP_INIT		0	/* Grace period being initialized. */
-#define RCU_SAVE_DYNTICK	1	/* Need to scan dyntick state. */
-#define RCU_FORCE_QS		2	/* Need to force quiescent state. */
+#define RCU_GP_IDLE		0	/* No grace period in progress. */
+#define RCU_GP_INIT		1	/* Grace period being initialized. */
+#define RCU_SAVE_DYNTICK	2	/* Need to scan dyntick state. */
+#define RCU_FORCE_QS		3	/* Need to force quiescent state. */
 #ifdef CONFIG_NO_HZ
 #define RCU_SIGNAL_INIT		RCU_SAVE_DYNTICK
 #else /* #ifdef CONFIG_NO_HZ */
@@ -216,8 +245,19 @@ struct rcu_state {
 						/* Force QS state. */
 	long	gpnum;				/* Current gp number. */
 	long	completed;			/* # of last completed gp. */
+
+	/* End  of fields guarded by root rcu_node's lock. */
+
 	spinlock_t onofflock;			/* exclude on/offline and */
-						/*  starting new GP. */
+						/*  starting new GP.  Also */
+						/*  protects the following */
+						/*  orphan_cbs fields. */
+	struct rcu_head *orphan_cbs_list;	/* list of rcu_head structs */
+						/*  orphaned by all CPUs in */
+						/*  a given leaf rcu_node */
+						/*  going offline. */
+	struct rcu_head **orphan_cbs_tail;	/* And tail pointer. */
+	long orphan_qlen;			/* Number of orphaned cbs. */
 	spinlock_t fqslock;			/* Only one task forcing */
 						/*  quiescent states. */
 	unsigned long jiffies_force_qs;		/* Time at which to invoke */
@@ -255,5 +295,30 @@ extern struct rcu_state rcu_preempt_state;
 DECLARE_PER_CPU(struct rcu_data, rcu_preempt_data);
 #endif /* #ifdef CONFIG_TREE_PREEMPT_RCU */
 
-#endif /* #ifdef RCU_TREE_NONCORE */
+#else /* #ifdef RCU_TREE_NONCORE */
+
+/* Forward declarations for rcutree_plugin.h */
+static inline void rcu_bootup_announce(void);
+long rcu_batches_completed(void);
+static void rcu_preempt_note_context_switch(int cpu);
+static int rcu_preempted_readers(struct rcu_node *rnp);
+#ifdef CONFIG_RCU_CPU_STALL_DETECTOR
+static void rcu_print_task_stall(struct rcu_node *rnp);
+#endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */
+static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp);
+#ifdef CONFIG_HOTPLUG_CPU
+static int rcu_preempt_offline_tasks(struct rcu_state *rsp,
+				     struct rcu_node *rnp,
+				     struct rcu_data *rdp);
+static void rcu_preempt_offline_cpu(int cpu);
+#endif /* #ifdef CONFIG_HOTPLUG_CPU */
+static void rcu_preempt_check_callbacks(int cpu);
+static void rcu_preempt_process_callbacks(void);
+void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu));
+static int rcu_preempt_pending(int cpu);
+static int rcu_preempt_needs_cpu(int cpu);
+static void __cpuinit rcu_preempt_init_percpu_data(int cpu);
+static void rcu_preempt_send_cbs_to_orphanage(void);
+static void __init __rcu_init_preempt(void);
 
+#endif /* #else #ifdef RCU_TREE_NONCORE */
diff --git a/kernel/rcutree_plugin.h b/kernel/rcutree_plugin.h
index 47789369ea59..ef2a58c2b9d5 100644
--- a/kernel/rcutree_plugin.h
+++ b/kernel/rcutree_plugin.h
@@ -64,22 +64,31 @@ EXPORT_SYMBOL_GPL(rcu_batches_completed);
  * not in a quiescent state.  There might be any number of tasks blocked
  * while in an RCU read-side critical section.
  */
-static void rcu_preempt_qs_record(int cpu)
+static void rcu_preempt_qs(int cpu)
 {
 	struct rcu_data *rdp = &per_cpu(rcu_preempt_data, cpu);
-	rdp->passed_quiesc = 1;
 	rdp->passed_quiesc_completed = rdp->completed;
+	barrier();
+	rdp->passed_quiesc = 1;
 }
 
 /*
- * We have entered the scheduler or are between softirqs in ksoftirqd.
- * If we are in an RCU read-side critical section, we need to reflect
- * that in the state of the rcu_node structure corresponding to this CPU.
- * Caller must disable hardirqs.
+ * We have entered the scheduler, and the current task might soon be
+ * context-switched away from.  If this task is in an RCU read-side
+ * critical section, we will no longer be able to rely on the CPU to
+ * record that fact, so we enqueue the task on the appropriate entry
+ * of the blocked_tasks[] array.  The task will dequeue itself when
+ * it exits the outermost enclosing RCU read-side critical section.
+ * Therefore, the current grace period cannot be permitted to complete
+ * until the blocked_tasks[] entry indexed by the low-order bit of
+ * rnp->gpnum empties.
+ *
+ * Caller must disable preemption.
  */
-static void rcu_preempt_qs(int cpu)
+static void rcu_preempt_note_context_switch(int cpu)
 {
 	struct task_struct *t = current;
+	unsigned long flags;
 	int phase;
 	struct rcu_data *rdp;
 	struct rcu_node *rnp;
@@ -90,7 +99,7 @@ static void rcu_preempt_qs(int cpu)
 		/* Possibly blocking in an RCU read-side critical section. */
 		rdp = rcu_preempt_state.rda[cpu];
 		rnp = rdp->mynode;
-		spin_lock(&rnp->lock);
+		spin_lock_irqsave(&rnp->lock, flags);
 		t->rcu_read_unlock_special |= RCU_READ_UNLOCK_BLOCKED;
 		t->rcu_blocked_node = rnp;
 
@@ -103,11 +112,15 @@ static void rcu_preempt_qs(int cpu)
 		 * state for the current grace period), then as long
 		 * as that task remains queued, the current grace period
 		 * cannot end.
+		 *
+		 * But first, note that the current CPU must still be
+		 * on line!
 		 */
-		phase = !(rnp->qsmask & rdp->grpmask) ^ (rnp->gpnum & 0x1);
+		WARN_ON_ONCE((rdp->grpmask & rnp->qsmaskinit) == 0);
+		WARN_ON_ONCE(!list_empty(&t->rcu_node_entry));
+		phase = (rnp->gpnum + !(rnp->qsmask & rdp->grpmask)) & 0x1;
 		list_add(&t->rcu_node_entry, &rnp->blocked_tasks[phase]);
-		smp_mb();  /* Ensure later ctxt swtch seen after above. */
-		spin_unlock(&rnp->lock);
+		spin_unlock_irqrestore(&rnp->lock, flags);
 	}
 
 	/*
@@ -119,9 +132,10 @@ static void rcu_preempt_qs(int cpu)
 	 * grace period, then the fact that the task has been enqueued
 	 * means that we continue to block the current grace period.
 	 */
-	rcu_preempt_qs_record(cpu);
-	t->rcu_read_unlock_special &= ~(RCU_READ_UNLOCK_NEED_QS |
-					RCU_READ_UNLOCK_GOT_QS);
+	rcu_preempt_qs(cpu);
+	local_irq_save(flags);
+	t->rcu_read_unlock_special &= ~RCU_READ_UNLOCK_NEED_QS;
+	local_irq_restore(flags);
 }
 
 /*
@@ -136,6 +150,16 @@ void __rcu_read_lock(void)
 }
 EXPORT_SYMBOL_GPL(__rcu_read_lock);
 
+/*
+ * Check for preempted RCU readers blocking the current grace period
+ * for the specified rcu_node structure.  If the caller needs a reliable
+ * answer, it must hold the rcu_node's ->lock.
+ */
+static int rcu_preempted_readers(struct rcu_node *rnp)
+{
+	return !list_empty(&rnp->blocked_tasks[rnp->gpnum & 0x1]);
+}
+
 static void rcu_read_unlock_special(struct task_struct *t)
 {
 	int empty;
@@ -157,7 +181,7 @@ static void rcu_read_unlock_special(struct task_struct *t)
 	special = t->rcu_read_unlock_special;
 	if (special & RCU_READ_UNLOCK_NEED_QS) {
 		t->rcu_read_unlock_special &= ~RCU_READ_UNLOCK_NEED_QS;
-		t->rcu_read_unlock_special |= RCU_READ_UNLOCK_GOT_QS;
+		rcu_preempt_qs(smp_processor_id());
 	}
 
 	/* Hardware IRQ handlers cannot block. */
@@ -177,12 +201,12 @@ static void rcu_read_unlock_special(struct task_struct *t)
 		 */
 		for (;;) {
 			rnp = t->rcu_blocked_node;
-			spin_lock(&rnp->lock);
+			spin_lock(&rnp->lock);  /* irqs already disabled. */
 			if (rnp == t->rcu_blocked_node)
 				break;
-			spin_unlock(&rnp->lock);
+			spin_unlock(&rnp->lock);  /* irqs remain disabled. */
 		}
-		empty = list_empty(&rnp->blocked_tasks[rnp->gpnum & 0x1]);
+		empty = !rcu_preempted_readers(rnp);
 		list_del_init(&t->rcu_node_entry);
 		t->rcu_blocked_node = NULL;
 
@@ -193,10 +217,9 @@ static void rcu_read_unlock_special(struct task_struct *t)
 		 * drop rnp->lock and restore irq.
 		 */
 		if (!empty && rnp->qsmask == 0 &&
-		    list_empty(&rnp->blocked_tasks[rnp->gpnum & 0x1])) {
-			t->rcu_read_unlock_special &=
-				~(RCU_READ_UNLOCK_NEED_QS |
-				  RCU_READ_UNLOCK_GOT_QS);
+		    !rcu_preempted_readers(rnp)) {
+			struct rcu_node *rnp_p;
+
 			if (rnp->parent == NULL) {
 				/* Only one rcu_node in the tree. */
 				cpu_quiet_msk_finish(&rcu_preempt_state, flags);
@@ -205,9 +228,10 @@ static void rcu_read_unlock_special(struct task_struct *t)
 			/* Report up the rest of the hierarchy. */
 			mask = rnp->grpmask;
 			spin_unlock_irqrestore(&rnp->lock, flags);
-			rnp = rnp->parent;
-			spin_lock_irqsave(&rnp->lock, flags);
-			cpu_quiet_msk(mask, &rcu_preempt_state, rnp, flags);
+			rnp_p = rnp->parent;
+			spin_lock_irqsave(&rnp_p->lock, flags);
+			WARN_ON_ONCE(rnp->qsmask);
+			cpu_quiet_msk(mask, &rcu_preempt_state, rnp_p, flags);
 			return;
 		}
 		spin_unlock(&rnp->lock);
@@ -243,12 +267,12 @@ static void rcu_print_task_stall(struct rcu_node *rnp)
 {
 	unsigned long flags;
 	struct list_head *lp;
-	int phase = rnp->gpnum & 0x1;
+	int phase;
 	struct task_struct *t;
 
-	if (!list_empty(&rnp->blocked_tasks[phase])) {
+	if (rcu_preempted_readers(rnp)) {
 		spin_lock_irqsave(&rnp->lock, flags);
-		phase = rnp->gpnum & 0x1; /* re-read under lock. */
+		phase = rnp->gpnum & 0x1;
 		lp = &rnp->blocked_tasks[phase];
 		list_for_each_entry(t, lp, rcu_node_entry)
 			printk(" P%d", t->pid);
@@ -259,13 +283,16 @@ static void rcu_print_task_stall(struct rcu_node *rnp)
 #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */
 
 /*
- * Check for preempted RCU readers for the specified rcu_node structure.
- * If the caller needs a reliable answer, it must hold the rcu_node's
- * >lock.
+ * Check that the list of blocked tasks for the newly completed grace
+ * period is in fact empty.  It is a serious bug to complete a grace
+ * period that still has RCU readers blocked!  This function must be
+ * invoked -before- updating this rnp's ->gpnum, and the rnp's ->lock
+ * must be held by the caller.
  */
-static int rcu_preempted_readers(struct rcu_node *rnp)
+static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp)
 {
-	return !list_empty(&rnp->blocked_tasks[rnp->gpnum & 0x1]);
+	WARN_ON_ONCE(rcu_preempted_readers(rnp));
+	WARN_ON_ONCE(rnp->qsmask);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
@@ -277,21 +304,29 @@ static int rcu_preempted_readers(struct rcu_node *rnp)
  * parent is to remove the need for rcu_read_unlock_special() to
  * make more than two attempts to acquire the target rcu_node's lock.
  *
+ * Returns 1 if there was previously a task blocking the current grace
+ * period on the specified rcu_node structure.
+ *
  * The caller must hold rnp->lock with irqs disabled.
  */
-static void rcu_preempt_offline_tasks(struct rcu_state *rsp,
-				      struct rcu_node *rnp)
+static int rcu_preempt_offline_tasks(struct rcu_state *rsp,
+				     struct rcu_node *rnp,
+				     struct rcu_data *rdp)
 {
 	int i;
 	struct list_head *lp;
 	struct list_head *lp_root;
+	int retval = rcu_preempted_readers(rnp);
 	struct rcu_node *rnp_root = rcu_get_root(rsp);
 	struct task_struct *tp;
 
 	if (rnp == rnp_root) {
 		WARN_ONCE(1, "Last CPU thought to be offlined?");
-		return;  /* Shouldn't happen: at least one CPU online. */
+		return 0;  /* Shouldn't happen: at least one CPU online. */
 	}
+	WARN_ON_ONCE(rnp != rdp->mynode &&
+		     (!list_empty(&rnp->blocked_tasks[0]) ||
+		      !list_empty(&rnp->blocked_tasks[1])));
 
 	/*
 	 * Move tasks up to root rcu_node.  Rely on the fact that the
@@ -311,6 +346,8 @@ static void rcu_preempt_offline_tasks(struct rcu_state *rsp,
 			spin_unlock(&rnp_root->lock); /* irqs remain disabled */
 		}
 	}
+
+	return retval;
 }
 
 /*
@@ -335,20 +372,12 @@ static void rcu_preempt_check_callbacks(int cpu)
 	struct task_struct *t = current;
 
 	if (t->rcu_read_lock_nesting == 0) {
-		t->rcu_read_unlock_special &=
-			~(RCU_READ_UNLOCK_NEED_QS | RCU_READ_UNLOCK_GOT_QS);
-		rcu_preempt_qs_record(cpu);
+		t->rcu_read_unlock_special &= ~RCU_READ_UNLOCK_NEED_QS;
+		rcu_preempt_qs(cpu);
 		return;
 	}
-	if (per_cpu(rcu_preempt_data, cpu).qs_pending) {
-		if (t->rcu_read_unlock_special & RCU_READ_UNLOCK_GOT_QS) {
-			rcu_preempt_qs_record(cpu);
-			t->rcu_read_unlock_special &= ~RCU_READ_UNLOCK_GOT_QS;
-		} else if (!(t->rcu_read_unlock_special &
-			     RCU_READ_UNLOCK_NEED_QS)) {
-			t->rcu_read_unlock_special |= RCU_READ_UNLOCK_NEED_QS;
-		}
-	}
+	if (per_cpu(rcu_preempt_data, cpu).qs_pending)
+		t->rcu_read_unlock_special |= RCU_READ_UNLOCK_NEED_QS;
 }
 
 /*
@@ -370,6 +399,17 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu))
 EXPORT_SYMBOL_GPL(call_rcu);
 
 /*
+ * Wait for an rcu-preempt grace period.  We are supposed to expedite the
+ * grace period, but this is the crude slow compatability hack, so just
+ * invoke synchronize_rcu().
+ */
+void synchronize_rcu_expedited(void)
+{
+	synchronize_rcu();
+}
+EXPORT_SYMBOL_GPL(synchronize_rcu_expedited);
+
+/*
  * Check to see if there is any immediate preemptable-RCU-related work
  * to be done.
  */
@@ -387,6 +427,15 @@ static int rcu_preempt_needs_cpu(int cpu)
 	return !!per_cpu(rcu_preempt_data, cpu).nxtlist;
 }
 
+/**
+ * rcu_barrier - Wait until all in-flight call_rcu() callbacks complete.
+ */
+void rcu_barrier(void)
+{
+	_rcu_barrier(&rcu_preempt_state, call_rcu);
+}
+EXPORT_SYMBOL_GPL(rcu_barrier);
+
 /*
  * Initialize preemptable RCU's per-CPU data.
  */
@@ -396,6 +445,22 @@ static void __cpuinit rcu_preempt_init_percpu_data(int cpu)
 }
 
 /*
+ * Move preemptable RCU's callbacks to ->orphan_cbs_list.
+ */
+static void rcu_preempt_send_cbs_to_orphanage(void)
+{
+	rcu_send_cbs_to_orphanage(&rcu_preempt_state);
+}
+
+/*
+ * Initialize preemptable RCU's state structures.
+ */
+static void __init __rcu_init_preempt(void)
+{
+	RCU_INIT_FLAVOR(&rcu_preempt_state, rcu_preempt_data);
+}
+
+/*
  * Check for a task exiting while in a preemptable-RCU read-side
  * critical section, clean up if so.  No need to issue warnings,
  * as debug_check_no_locks_held() already does this if lockdep
@@ -434,10 +499,19 @@ EXPORT_SYMBOL_GPL(rcu_batches_completed);
  * Because preemptable RCU does not exist, we never have to check for
  * CPUs being in quiescent states.
  */
-static void rcu_preempt_qs(int cpu)
+static void rcu_preempt_note_context_switch(int cpu)
 {
 }
 
+/*
+ * Because preemptable RCU does not exist, there are never any preempted
+ * RCU readers.
+ */
+static int rcu_preempted_readers(struct rcu_node *rnp)
+{
+	return 0;
+}
+
 #ifdef CONFIG_RCU_CPU_STALL_DETECTOR
 
 /*
@@ -451,23 +525,28 @@ static void rcu_print_task_stall(struct rcu_node *rnp)
 #endif /* #ifdef CONFIG_RCU_CPU_STALL_DETECTOR */
 
 /*
- * Because preemptable RCU does not exist, there are never any preempted
- * RCU readers.
+ * Because there is no preemptable RCU, there can be no readers blocked,
+ * so there is no need to check for blocked tasks.  So check only for
+ * bogus qsmask values.
  */
-static int rcu_preempted_readers(struct rcu_node *rnp)
+static void rcu_preempt_check_blocked_tasks(struct rcu_node *rnp)
 {
-	return 0;
+	WARN_ON_ONCE(rnp->qsmask);
 }
 
 #ifdef CONFIG_HOTPLUG_CPU
 
 /*
  * Because preemptable RCU does not exist, it never needs to migrate
- * tasks that were blocked within RCU read-side critical sections.
+ * tasks that were blocked within RCU read-side critical sections, and
+ * such non-existent tasks cannot possibly have been blocking the current
+ * grace period.
  */
-static void rcu_preempt_offline_tasks(struct rcu_state *rsp,
-				      struct rcu_node *rnp)
+static int rcu_preempt_offline_tasks(struct rcu_state *rsp,
+				     struct rcu_node *rnp,
+				     struct rcu_data *rdp)
 {
+	return 0;
 }
 
 /*
@@ -484,7 +563,7 @@ static void rcu_preempt_offline_cpu(int cpu)
  * Because preemptable RCU does not exist, it never has any callbacks
  * to check.
  */
-void rcu_preempt_check_callbacks(int cpu)
+static void rcu_preempt_check_callbacks(int cpu)
 {
 }
 
@@ -492,7 +571,7 @@ void rcu_preempt_check_callbacks(int cpu)
  * Because preemptable RCU does not exist, it never has any callbacks
  * to process.
  */
-void rcu_preempt_process_callbacks(void)
+static void rcu_preempt_process_callbacks(void)
 {
 }
 
@@ -506,6 +585,16 @@ void call_rcu(struct rcu_head *head, void (*func)(struct rcu_head *rcu))
 EXPORT_SYMBOL_GPL(call_rcu);
 
 /*
+ * Wait for an rcu-preempt grace period, but make it happen quickly.
+ * But because preemptable RCU does not exist, map to rcu-sched.
+ */
+void synchronize_rcu_expedited(void)
+{
+	synchronize_sched_expedited();
+}
+EXPORT_SYMBOL_GPL(synchronize_rcu_expedited);
+
+/*
  * Because preemptable RCU does not exist, it never has any work to do.
  */
 static int rcu_preempt_pending(int cpu)
@@ -522,6 +611,16 @@ static int rcu_preempt_needs_cpu(int cpu)
 }
 
 /*
+ * Because preemptable RCU does not exist, rcu_barrier() is just
+ * another name for rcu_barrier_sched().
+ */
+void rcu_barrier(void)
+{
+	rcu_barrier_sched();
+}
+EXPORT_SYMBOL_GPL(rcu_barrier);
+
+/*
  * Because preemptable RCU does not exist, there is no per-CPU
  * data to initialize.
  */
@@ -529,4 +628,18 @@ static void __cpuinit rcu_preempt_init_percpu_data(int cpu)
 {
 }
 
+/*
+ * Because there is no preemptable RCU, there are no callbacks to move.
+ */
+static void rcu_preempt_send_cbs_to_orphanage(void)
+{
+}
+
+/*
+ * Because preemptable RCU does not exist, it need not be initialized.
+ */
+static void __init __rcu_init_preempt(void)
+{
+}
+
 #endif /* #else #ifdef CONFIG_TREE_PREEMPT_RCU */
diff --git a/kernel/rcutree_trace.c b/kernel/rcutree_trace.c
index 0ea1bff69727..4b31c779e62e 100644
--- a/kernel/rcutree_trace.c
+++ b/kernel/rcutree_trace.c
@@ -20,7 +20,7 @@
  * Papers:  http://www.rdrop.com/users/paulmck/RCU
  *
  * For detailed explanation of Read-Copy Update mechanism see -
- * 		Documentation/RCU
+ *		Documentation/RCU
  *
  */
 #include <linux/types.h>
@@ -93,7 +93,7 @@ static int rcudata_open(struct inode *inode, struct file *file)
 	return single_open(file, show_rcudata, NULL);
 }
 
-static struct file_operations rcudata_fops = {
+static const struct file_operations rcudata_fops = {
 	.owner = THIS_MODULE,
 	.open = rcudata_open,
 	.read = seq_read,
@@ -145,7 +145,7 @@ static int rcudata_csv_open(struct inode *inode, struct file *file)
 	return single_open(file, show_rcudata_csv, NULL);
 }
 
-static struct file_operations rcudata_csv_fops = {
+static const struct file_operations rcudata_csv_fops = {
 	.owner = THIS_MODULE,
 	.open = rcudata_csv_open,
 	.read = seq_read,
@@ -159,13 +159,13 @@ static void print_one_rcu_state(struct seq_file *m, struct rcu_state *rsp)
 	struct rcu_node *rnp;
 
 	seq_printf(m, "c=%ld g=%ld s=%d jfq=%ld j=%x "
-	              "nfqs=%lu/nfqsng=%lu(%lu) fqlh=%lu\n",
+		      "nfqs=%lu/nfqsng=%lu(%lu) fqlh=%lu oqlen=%ld\n",
 		   rsp->completed, rsp->gpnum, rsp->signaled,
 		   (long)(rsp->jiffies_force_qs - jiffies),
 		   (int)(jiffies & 0xffff),
 		   rsp->n_force_qs, rsp->n_force_qs_ngp,
 		   rsp->n_force_qs - rsp->n_force_qs_ngp,
-		   rsp->n_force_qs_lh);
+		   rsp->n_force_qs_lh, rsp->orphan_qlen);
 	for (rnp = &rsp->node[0]; rnp - &rsp->node[0] < NUM_RCU_NODES; rnp++) {
 		if (rnp->level != level) {
 			seq_puts(m, "\n");
@@ -196,7 +196,7 @@ static int rcuhier_open(struct inode *inode, struct file *file)
 	return single_open(file, show_rcuhier, NULL);
 }
 
-static struct file_operations rcuhier_fops = {
+static const struct file_operations rcuhier_fops = {
 	.owner = THIS_MODULE,
 	.open = rcuhier_open,
 	.read = seq_read,
@@ -222,7 +222,7 @@ static int rcugp_open(struct inode *inode, struct file *file)
 	return single_open(file, show_rcugp, NULL);
 }
 
-static struct file_operations rcugp_fops = {
+static const struct file_operations rcugp_fops = {
 	.owner = THIS_MODULE,
 	.open = rcugp_open,
 	.read = seq_read,
@@ -276,7 +276,7 @@ static int rcu_pending_open(struct inode *inode, struct file *file)
 	return single_open(file, show_rcu_pending, NULL);
 }
 
-static struct file_operations rcu_pending_fops = {
+static const struct file_operations rcu_pending_fops = {
 	.owner = THIS_MODULE,
 	.open = rcu_pending_open,
 	.read = seq_read,
diff --git a/kernel/relay.c b/kernel/relay.c
index bc188549788f..760c26209a3c 100644
--- a/kernel/relay.c
+++ b/kernel/relay.c
@@ -60,7 +60,7 @@ static int relay_buf_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 /*
  * vm_ops for relay file mappings.
  */
-static struct vm_operations_struct relay_file_mmap_ops = {
+static const struct vm_operations_struct relay_file_mmap_ops = {
 	.fault = relay_buf_fault,
 	.close = relay_file_mmap_close,
 };
diff --git a/kernel/res_counter.c b/kernel/res_counter.c
index e1338f074314..bcdabf37c40b 100644
--- a/kernel/res_counter.c
+++ b/kernel/res_counter.c
@@ -19,6 +19,7 @@ void res_counter_init(struct res_counter *counter, struct res_counter *parent)
 {
 	spin_lock_init(&counter->lock);
 	counter->limit = RESOURCE_MAX;
+	counter->soft_limit = RESOURCE_MAX;
 	counter->parent = parent;
 }
 
@@ -101,6 +102,8 @@ res_counter_member(struct res_counter *counter, int member)
 		return &counter->limit;
 	case RES_FAILCNT:
 		return &counter->failcnt;
+	case RES_SOFT_LIMIT:
+		return &counter->soft_limit;
 	};
 
 	BUG();
diff --git a/kernel/resource.c b/kernel/resource.c
index 78b087221c15..fb11a58b9594 100644
--- a/kernel/resource.c
+++ b/kernel/resource.c
@@ -223,13 +223,13 @@ int release_resource(struct resource *old)
 
 EXPORT_SYMBOL(release_resource);
 
-#if defined(CONFIG_MEMORY_HOTPLUG) && !defined(CONFIG_ARCH_HAS_WALK_MEMORY)
+#if !defined(CONFIG_ARCH_HAS_WALK_MEMORY)
 /*
  * Finds the lowest memory reosurce exists within [res->start.res->end)
- * the caller must specify res->start, res->end, res->flags.
+ * the caller must specify res->start, res->end, res->flags and "name".
  * If found, returns 0, res is overwritten, if not found, returns -1.
  */
-static int find_next_system_ram(struct resource *res)
+static int find_next_system_ram(struct resource *res, char *name)
 {
 	resource_size_t start, end;
 	struct resource *p;
@@ -245,6 +245,8 @@ static int find_next_system_ram(struct resource *res)
 		/* system ram is just marked as IORESOURCE_MEM */
 		if (p->flags != res->flags)
 			continue;
+		if (name && strcmp(p->name, name))
+			continue;
 		if (p->start > end) {
 			p = NULL;
 			break;
@@ -262,19 +264,26 @@ static int find_next_system_ram(struct resource *res)
 		res->end = p->end;
 	return 0;
 }
-int
-walk_memory_resource(unsigned long start_pfn, unsigned long nr_pages, void *arg,
-			int (*func)(unsigned long, unsigned long, void *))
+
+/*
+ * This function calls callback against all memory range of "System RAM"
+ * which are marked as IORESOURCE_MEM and IORESOUCE_BUSY.
+ * Now, this function is only for "System RAM".
+ */
+int walk_system_ram_range(unsigned long start_pfn, unsigned long nr_pages,
+		void *arg, int (*func)(unsigned long, unsigned long, void *))
 {
 	struct resource res;
 	unsigned long pfn, len;
 	u64 orig_end;
 	int ret = -1;
+
 	res.start = (u64) start_pfn << PAGE_SHIFT;
 	res.end = ((u64)(start_pfn + nr_pages) << PAGE_SHIFT) - 1;
 	res.flags = IORESOURCE_MEM | IORESOURCE_BUSY;
 	orig_end = res.end;
-	while ((res.start < res.end) && (find_next_system_ram(&res) >= 0)) {
+	while ((res.start < res.end) &&
+		(find_next_system_ram(&res, "System RAM") >= 0)) {
 		pfn = (unsigned long)(res.start >> PAGE_SHIFT);
 		len = (unsigned long)((res.end + 1 - res.start) >> PAGE_SHIFT);
 		ret = (*func)(pfn, len, arg);
diff --git a/kernel/sched.c b/kernel/sched.c
index faf4d463bbff..3c11ae0a948d 100644
--- a/kernel/sched.c
+++ b/kernel/sched.c
@@ -39,7 +39,7 @@
 #include <linux/completion.h>
 #include <linux/kernel_stat.h>
 #include <linux/debug_locks.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/security.h>
 #include <linux/notifier.h>
 #include <linux/profile.h>
@@ -309,6 +309,8 @@ static DEFINE_PER_CPU_SHARED_ALIGNED(struct rt_rq, init_rt_rq);
  */
 static DEFINE_SPINLOCK(task_group_lock);
 
+#ifdef CONFIG_FAIR_GROUP_SCHED
+
 #ifdef CONFIG_SMP
 static int root_task_group_empty(void)
 {
@@ -316,7 +318,6 @@ static int root_task_group_empty(void)
 }
 #endif
 
-#ifdef CONFIG_FAIR_GROUP_SCHED
 #ifdef CONFIG_USER_SCHED
 # define INIT_TASK_GROUP_LOAD	(2*NICE_0_LOAD)
 #else /* !CONFIG_USER_SCHED */
@@ -676,20 +677,15 @@ inline void update_rq_clock(struct rq *rq)
 
 /**
  * runqueue_is_locked
+ * @cpu: the processor in question.
  *
  * Returns true if the current cpu runqueue is locked.
  * This interface allows printk to be called with the runqueue lock
  * held and know whether or not it is OK to wake up the klogd.
  */
-int runqueue_is_locked(void)
+int runqueue_is_locked(int cpu)
 {
-	int cpu = get_cpu();
-	struct rq *rq = cpu_rq(cpu);
-	int ret;
-
-	ret = spin_is_locked(&rq->lock);
-	put_cpu();
-	return ret;
+	return spin_is_locked(&cpu_rq(cpu)->lock);
 }
 
 /*
@@ -786,7 +782,7 @@ static int sched_feat_open(struct inode *inode, struct file *filp)
 	return single_open(filp, sched_feat_show, NULL);
 }
 
-static struct file_operations sched_feat_fops = {
+static const struct file_operations sched_feat_fops = {
 	.open		= sched_feat_open,
 	.write		= sched_feat_write,
 	.read		= seq_read,
@@ -1569,11 +1565,7 @@ static unsigned long cpu_avg_load_per_task(int cpu)
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
 
-struct update_shares_data {
-	unsigned long rq_weight[NR_CPUS];
-};
-
-static DEFINE_PER_CPU(struct update_shares_data, update_shares_data);
+static __read_mostly unsigned long *update_shares_data;
 
 static void __set_se_shares(struct sched_entity *se, unsigned long shares);
 
@@ -1583,12 +1575,12 @@ static void __set_se_shares(struct sched_entity *se, unsigned long shares);
 static void update_group_shares_cpu(struct task_group *tg, int cpu,
 				    unsigned long sd_shares,
 				    unsigned long sd_rq_weight,
-				    struct update_shares_data *usd)
+				    unsigned long *usd_rq_weight)
 {
 	unsigned long shares, rq_weight;
 	int boost = 0;
 
-	rq_weight = usd->rq_weight[cpu];
+	rq_weight = usd_rq_weight[cpu];
 	if (!rq_weight) {
 		boost = 1;
 		rq_weight = NICE_0_LOAD;
@@ -1623,7 +1615,7 @@ static void update_group_shares_cpu(struct task_group *tg, int cpu,
 static int tg_shares_up(struct task_group *tg, void *data)
 {
 	unsigned long weight, rq_weight = 0, shares = 0;
-	struct update_shares_data *usd;
+	unsigned long *usd_rq_weight;
 	struct sched_domain *sd = data;
 	unsigned long flags;
 	int i;
@@ -1632,11 +1624,11 @@ static int tg_shares_up(struct task_group *tg, void *data)
 		return 0;
 
 	local_irq_save(flags);
-	usd = &__get_cpu_var(update_shares_data);
+	usd_rq_weight = per_cpu_ptr(update_shares_data, smp_processor_id());
 
 	for_each_cpu(i, sched_domain_span(sd)) {
 		weight = tg->cfs_rq[i]->load.weight;
-		usd->rq_weight[i] = weight;
+		usd_rq_weight[i] = weight;
 
 		/*
 		 * If there are currently no tasks on the cpu pretend there
@@ -1657,7 +1649,7 @@ static int tg_shares_up(struct task_group *tg, void *data)
 		shares = tg->shares;
 
 	for_each_cpu(i, sched_domain_span(sd))
-		update_group_shares_cpu(tg, i, shares, rq_weight, usd);
+		update_group_shares_cpu(tg, i, shares, rq_weight, usd_rq_weight);
 
 	local_irq_restore(flags);
 
@@ -2001,6 +1993,38 @@ static inline void check_class_changed(struct rq *rq, struct task_struct *p,
 		p->sched_class->prio_changed(rq, p, oldprio, running);
 }
 
+/**
+ * kthread_bind - bind a just-created kthread to a cpu.
+ * @p: thread created by kthread_create().
+ * @cpu: cpu (might not be online, must be possible) for @k to run on.
+ *
+ * Description: This function is equivalent to set_cpus_allowed(),
+ * except that @cpu doesn't need to be online, and the thread must be
+ * stopped (i.e., just returned from kthread_create()).
+ *
+ * Function lives here instead of kthread.c because it messes with
+ * scheduler internals which require locking.
+ */
+void kthread_bind(struct task_struct *p, unsigned int cpu)
+{
+	struct rq *rq = cpu_rq(cpu);
+	unsigned long flags;
+
+	/* Must have done schedule() in kthread() before we set_task_cpu */
+	if (!wait_task_inactive(p, TASK_UNINTERRUPTIBLE)) {
+		WARN_ON(1);
+		return;
+	}
+
+	spin_lock_irqsave(&rq->lock, flags);
+	set_task_cpu(p, cpu);
+	p->cpus_allowed = cpumask_of_cpu(cpu);
+	p->rt.nr_cpus_allowed = 1;
+	p->flags |= PF_THREAD_BOUND;
+	spin_unlock_irqrestore(&rq->lock, flags);
+}
+EXPORT_SYMBOL(kthread_bind);
+
 #ifdef CONFIG_SMP
 /*
  * Is this task likely cache-hot:
@@ -2013,7 +2037,7 @@ task_hot(struct task_struct *p, u64 now, struct sched_domain *sd)
 	/*
 	 * Buddy candidates are cache hot:
 	 */
-	if (sched_feat(CACHE_HOT_BUDDY) &&
+	if (sched_feat(CACHE_HOT_BUDDY) && this_rq()->nr_running &&
 			(&p->se == cfs_rq_of(&p->se)->next ||
 			 &p->se == cfs_rq_of(&p->se)->last))
 		return 1;
@@ -2059,7 +2083,7 @@ void set_task_cpu(struct task_struct *p, unsigned int new_cpu)
 		if (task_hot(p, old_rq->clock, NULL))
 			schedstat_inc(p, se.nr_forced2_migrations);
 #endif
-		perf_swcounter_event(PERF_COUNT_SW_CPU_MIGRATIONS,
+		perf_sw_event(PERF_COUNT_SW_CPU_MIGRATIONS,
 				     1, 1, NULL, 0);
 	}
 	p->se.vruntime -= old_cfsrq->min_vruntime -
@@ -2317,7 +2341,7 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state,
 {
 	int cpu, orig_cpu, this_cpu, success = 0;
 	unsigned long flags;
-	struct rq *rq;
+	struct rq *rq, *orig_rq;
 
 	if (!sched_feat(SYNC_WAKEUPS))
 		wake_flags &= ~WF_SYNC;
@@ -2325,7 +2349,7 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state,
 	this_cpu = get_cpu();
 
 	smp_wmb();
-	rq = task_rq_lock(p, &flags);
+	rq = orig_rq = task_rq_lock(p, &flags);
 	update_rq_clock(rq);
 	if (!(p->state & state))
 		goto out;
@@ -2356,6 +2380,10 @@ static int try_to_wake_up(struct task_struct *p, unsigned int state,
 		set_task_cpu(p, cpu);
 
 	rq = task_rq_lock(p, &flags);
+
+	if (rq != orig_rq)
+		update_rq_clock(rq);
+
 	WARN_ON(p->state != TASK_WAKING);
 	cpu = task_cpu(p);
 
@@ -2521,22 +2549,17 @@ void sched_fork(struct task_struct *p, int clone_flags)
 	__sched_fork(p);
 
 	/*
-	 * Make sure we do not leak PI boosting priority to the child.
-	 */
-	p->prio = current->normal_prio;
-
-	/*
 	 * Revert to default priority/policy on fork if requested.
 	 */
 	if (unlikely(p->sched_reset_on_fork)) {
-		if (p->policy == SCHED_FIFO || p->policy == SCHED_RR)
+		if (p->policy == SCHED_FIFO || p->policy == SCHED_RR) {
 			p->policy = SCHED_NORMAL;
-
-		if (p->normal_prio < DEFAULT_PRIO)
-			p->prio = DEFAULT_PRIO;
+			p->normal_prio = p->static_prio;
+		}
 
 		if (PRIO_TO_NICE(p->static_prio) < 0) {
 			p->static_prio = NICE_TO_PRIO(0);
+			p->normal_prio = p->static_prio;
 			set_load_weight(p);
 		}
 
@@ -2547,6 +2570,11 @@ void sched_fork(struct task_struct *p, int clone_flags)
 		p->sched_reset_on_fork = 0;
 	}
 
+	/*
+	 * Make sure we do not leak PI boosting priority to the child.
+	 */
+	p->prio = current->normal_prio;
+
 	if (!rt_prio(p->prio))
 		p->sched_class = &fair_sched_class;
 
@@ -2587,8 +2615,6 @@ void wake_up_new_task(struct task_struct *p, unsigned long clone_flags)
 	BUG_ON(p->state != TASK_RUNNING);
 	update_rq_clock(rq);
 
-	p->prio = effective_prio(p);
-
 	if (!p->sched_class->task_new || !current->se.on_rq) {
 		activate_task(rq, p, 0);
 	} else {
@@ -2724,7 +2750,7 @@ static void finish_task_switch(struct rq *rq, struct task_struct *prev)
 	 */
 	prev_state = prev->state;
 	finish_arch_switch(prev);
-	perf_counter_task_sched_in(current, cpu_of(rq));
+	perf_event_task_sched_in(current, cpu_of(rq));
 	finish_lock_switch(rq, prev);
 
 	fire_sched_in_preempt_notifiers(current);
@@ -2910,6 +2936,19 @@ unsigned long nr_iowait(void)
 	return sum;
 }
 
+unsigned long nr_iowait_cpu(void)
+{
+	struct rq *this = this_rq();
+	return atomic_read(&this->nr_iowait);
+}
+
+unsigned long this_cpu_load(void)
+{
+	struct rq *this = this_rq();
+	return this->cpu_load[0];
+}
+
+
 /* Variables and functions for calc_load */
 static atomic_long_t calc_load_tasks;
 static unsigned long calc_load_update;
@@ -3651,6 +3690,7 @@ static void update_group_power(struct sched_domain *sd, int cpu)
 
 /**
  * update_sg_lb_stats - Update sched_group's statistics for load balancing.
+ * @sd: The sched_domain whose statistics are to be updated.
  * @group: sched_group whose statistics are to be updated.
  * @this_cpu: Cpu for which load balance is currently performed.
  * @idle: Idle status of this_cpu
@@ -5085,17 +5125,16 @@ void account_idle_time(cputime_t cputime)
  */
 void account_process_tick(struct task_struct *p, int user_tick)
 {
-	cputime_t one_jiffy = jiffies_to_cputime(1);
-	cputime_t one_jiffy_scaled = cputime_to_scaled(one_jiffy);
+	cputime_t one_jiffy_scaled = cputime_to_scaled(cputime_one_jiffy);
 	struct rq *rq = this_rq();
 
 	if (user_tick)
-		account_user_time(p, one_jiffy, one_jiffy_scaled);
+		account_user_time(p, cputime_one_jiffy, one_jiffy_scaled);
 	else if ((p != rq->idle) || (irq_count() != HARDIRQ_OFFSET))
-		account_system_time(p, HARDIRQ_OFFSET, one_jiffy,
+		account_system_time(p, HARDIRQ_OFFSET, cputime_one_jiffy,
 				    one_jiffy_scaled);
 	else
-		account_idle_time(one_jiffy);
+		account_idle_time(cputime_one_jiffy);
 }
 
 /*
@@ -5199,7 +5238,7 @@ void scheduler_tick(void)
 	curr->sched_class->task_tick(rq, curr, 0);
 	spin_unlock(&rq->lock);
 
-	perf_counter_task_tick(curr, cpu);
+	perf_event_task_tick(curr, cpu);
 
 #ifdef CONFIG_SMP
 	rq->idle_at_tick = idle_cpu(cpu);
@@ -5415,7 +5454,7 @@ need_resched_nonpreemptible:
 
 	if (likely(prev != next)) {
 		sched_info_switch(prev, next);
-		perf_counter_task_sched_out(prev, next, cpu);
+		perf_event_task_sched_out(prev, next, cpu);
 
 		rq->nr_switches++;
 		rq->curr = next;
@@ -6714,9 +6753,6 @@ EXPORT_SYMBOL(yield);
 /*
  * This task is about to go to sleep on IO. Increment rq->nr_iowait so
  * that process accounting knows that this is a task in IO wait state.
- *
- * But don't do that if it is a deliberate, throttling IO wait (this task
- * has set its backing_dev_info: the queue against which it should throttle)
  */
 void __sched io_schedule(void)
 {
@@ -6825,23 +6861,8 @@ SYSCALL_DEFINE2(sched_rr_get_interval, pid_t, pid,
 	if (retval)
 		goto out_unlock;
 
-	/*
-	 * Time slice is 0 for SCHED_FIFO tasks and for SCHED_OTHER
-	 * tasks that are on an otherwise idle runqueue:
-	 */
-	time_slice = 0;
-	if (p->policy == SCHED_RR) {
-		time_slice = DEF_TIMESLICE;
-	} else if (p->policy != SCHED_FIFO) {
-		struct sched_entity *se = &p->se;
-		unsigned long flags;
-		struct rq *rq;
+	time_slice = p->sched_class->get_rr_interval(p);
 
-		rq = task_rq_lock(p, &flags);
-		if (rq->cfs.load.weight)
-			time_slice = NS_TO_JIFFIES(sched_slice(&rq->cfs, se));
-		task_rq_unlock(rq, &flags);
-	}
 	read_unlock(&tasklist_lock);
 	jiffies_to_timespec(time_slice, &t);
 	retval = copy_to_user(interval, &t, sizeof(t)) ? -EFAULT : 0;
@@ -7692,7 +7713,7 @@ migration_call(struct notifier_block *nfb, unsigned long action, void *hcpu)
 /*
  * Register at high priority so that task migration (migrate_all_tasks)
  * happens before everything else.  This has to be lower priority than
- * the notifier in the perf_counter subsystem, though.
+ * the notifier in the perf_event subsystem, though.
  */
 static struct notifier_block __cpuinitdata migration_notifier = {
 	.notifier_call = migration_call,
@@ -9171,6 +9192,7 @@ void __init sched_init_smp(void)
 	cpumask_var_t non_isolated_cpus;
 
 	alloc_cpumask_var(&non_isolated_cpus, GFP_KERNEL);
+	alloc_cpumask_var(&fallback_doms, GFP_KERNEL);
 
 #if defined(CONFIG_NUMA)
 	sched_group_nodes_bycpu = kzalloc(nr_cpu_ids * sizeof(void **),
@@ -9202,7 +9224,6 @@ void __init sched_init_smp(void)
 	sched_init_granularity();
 	free_cpumask_var(non_isolated_cpus);
 
-	alloc_cpumask_var(&fallback_doms, GFP_KERNEL);
 	init_sched_rt_class();
 }
 #else
@@ -9415,6 +9436,10 @@ void __init sched_init(void)
 #endif /* CONFIG_USER_SCHED */
 #endif /* CONFIG_GROUP_SCHED */
 
+#if defined CONFIG_FAIR_GROUP_SCHED && defined CONFIG_SMP
+	update_shares_data = __alloc_percpu(nr_cpu_ids * sizeof(unsigned long),
+					    __alignof__(unsigned long));
+#endif
 	for_each_possible_cpu(i) {
 		struct rq *rq;
 
@@ -9540,16 +9565,16 @@ void __init sched_init(void)
 	current->sched_class = &fair_sched_class;
 
 	/* Allocate the nohz_cpu_mask if CONFIG_CPUMASK_OFFSTACK */
-	alloc_cpumask_var(&nohz_cpu_mask, GFP_NOWAIT);
+	zalloc_cpumask_var(&nohz_cpu_mask, GFP_NOWAIT);
 #ifdef CONFIG_SMP
 #ifdef CONFIG_NO_HZ
-	alloc_cpumask_var(&nohz.cpu_mask, GFP_NOWAIT);
+	zalloc_cpumask_var(&nohz.cpu_mask, GFP_NOWAIT);
 	alloc_cpumask_var(&nohz.ilb_grp_nohz_mask, GFP_NOWAIT);
 #endif
-	alloc_cpumask_var(&cpu_isolated_map, GFP_NOWAIT);
+	zalloc_cpumask_var(&cpu_isolated_map, GFP_NOWAIT);
 #endif /* SMP */
 
-	perf_counter_init();
+	perf_event_init();
 
 	scheduler_running = 1;
 }
@@ -10321,7 +10346,7 @@ static int sched_rt_global_constraints(void)
 #endif /* CONFIG_RT_GROUP_SCHED */
 
 int sched_rt_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
 	int ret;
@@ -10332,7 +10357,7 @@ int sched_rt_handler(struct ctl_table *table, int write,
 	old_period = sysctl_sched_rt_period;
 	old_runtime = sysctl_sched_rt_runtime;
 
-	ret = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec(table, write, buffer, lenp, ppos);
 
 	if (!ret && write) {
 		ret = sched_rt_global_constraints();
@@ -10386,8 +10411,7 @@ cpu_cgroup_destroy(struct cgroup_subsys *ss, struct cgroup *cgrp)
 }
 
 static int
-cpu_cgroup_can_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
-		      struct task_struct *tsk)
+cpu_cgroup_can_attach_task(struct cgroup *cgrp, struct task_struct *tsk)
 {
 #ifdef CONFIG_RT_GROUP_SCHED
 	if (!sched_rt_can_attach(cgroup_tg(cgrp), tsk))
@@ -10397,15 +10421,45 @@ cpu_cgroup_can_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
 	if (tsk->sched_class != &fair_sched_class)
 		return -EINVAL;
 #endif
+	return 0;
+}
 
+static int
+cpu_cgroup_can_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
+		      struct task_struct *tsk, bool threadgroup)
+{
+	int retval = cpu_cgroup_can_attach_task(cgrp, tsk);
+	if (retval)
+		return retval;
+	if (threadgroup) {
+		struct task_struct *c;
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &tsk->thread_group, thread_group) {
+			retval = cpu_cgroup_can_attach_task(cgrp, c);
+			if (retval) {
+				rcu_read_unlock();
+				return retval;
+			}
+		}
+		rcu_read_unlock();
+	}
 	return 0;
 }
 
 static void
 cpu_cgroup_attach(struct cgroup_subsys *ss, struct cgroup *cgrp,
-			struct cgroup *old_cont, struct task_struct *tsk)
+		  struct cgroup *old_cont, struct task_struct *tsk,
+		  bool threadgroup)
 {
 	sched_move_task(tsk);
+	if (threadgroup) {
+		struct task_struct *c;
+		rcu_read_lock();
+		list_for_each_entry_rcu(c, &tsk->thread_group, thread_group) {
+			sched_move_task(c);
+		}
+		rcu_read_unlock();
+	}
 }
 
 #ifdef CONFIG_FAIR_GROUP_SCHED
diff --git a/kernel/sched_clock.c b/kernel/sched_clock.c
index e1d16c9a7680..479ce5682d7c 100644
--- a/kernel/sched_clock.c
+++ b/kernel/sched_clock.c
@@ -48,13 +48,6 @@ static __read_mostly int sched_clock_running;
 __read_mostly int sched_clock_stable;
 
 struct sched_clock_data {
-	/*
-	 * Raw spinlock - this is a special case: this might be called
-	 * from within instrumentation code so we dont want to do any
-	 * instrumentation ourselves.
-	 */
-	raw_spinlock_t		lock;
-
 	u64			tick_raw;
 	u64			tick_gtod;
 	u64			clock;
@@ -80,7 +73,6 @@ void sched_clock_init(void)
 	for_each_possible_cpu(cpu) {
 		struct sched_clock_data *scd = cpu_sdc(cpu);
 
-		scd->lock = (raw_spinlock_t)__RAW_SPIN_LOCK_UNLOCKED;
 		scd->tick_raw = 0;
 		scd->tick_gtod = ktime_now;
 		scd->clock = ktime_now;
@@ -109,14 +101,19 @@ static inline u64 wrap_max(u64 x, u64 y)
  *  - filter out backward motion
  *  - use the GTOD tick value to create a window to filter crazy TSC values
  */
-static u64 __update_sched_clock(struct sched_clock_data *scd, u64 now)
+static u64 sched_clock_local(struct sched_clock_data *scd)
 {
-	s64 delta = now - scd->tick_raw;
-	u64 clock, min_clock, max_clock;
+	u64 now, clock, old_clock, min_clock, max_clock;
+	s64 delta;
 
+again:
+	now = sched_clock();
+	delta = now - scd->tick_raw;
 	if (unlikely(delta < 0))
 		delta = 0;
 
+	old_clock = scd->clock;
+
 	/*
 	 * scd->clock = clamp(scd->tick_gtod + delta,
 	 *		      max(scd->tick_gtod, scd->clock),
@@ -124,84 +121,73 @@ static u64 __update_sched_clock(struct sched_clock_data *scd, u64 now)
 	 */
 
 	clock = scd->tick_gtod + delta;
-	min_clock = wrap_max(scd->tick_gtod, scd->clock);
-	max_clock = wrap_max(scd->clock, scd->tick_gtod + TICK_NSEC);
+	min_clock = wrap_max(scd->tick_gtod, old_clock);
+	max_clock = wrap_max(old_clock, scd->tick_gtod + TICK_NSEC);
 
 	clock = wrap_max(clock, min_clock);
 	clock = wrap_min(clock, max_clock);
 
-	scd->clock = clock;
+	if (cmpxchg64(&scd->clock, old_clock, clock) != old_clock)
+		goto again;
 
-	return scd->clock;
+	return clock;
 }
 
-static void lock_double_clock(struct sched_clock_data *data1,
-				struct sched_clock_data *data2)
+static u64 sched_clock_remote(struct sched_clock_data *scd)
 {
-	if (data1 < data2) {
-		__raw_spin_lock(&data1->lock);
-		__raw_spin_lock(&data2->lock);
+	struct sched_clock_data *my_scd = this_scd();
+	u64 this_clock, remote_clock;
+	u64 *ptr, old_val, val;
+
+	sched_clock_local(my_scd);
+again:
+	this_clock = my_scd->clock;
+	remote_clock = scd->clock;
+
+	/*
+	 * Use the opportunity that we have both locks
+	 * taken to couple the two clocks: we take the
+	 * larger time as the latest time for both
+	 * runqueues. (this creates monotonic movement)
+	 */
+	if (likely((s64)(remote_clock - this_clock) < 0)) {
+		ptr = &scd->clock;
+		old_val = remote_clock;
+		val = this_clock;
 	} else {
-		__raw_spin_lock(&data2->lock);
-		__raw_spin_lock(&data1->lock);
+		/*
+		 * Should be rare, but possible:
+		 */
+		ptr = &my_scd->clock;
+		old_val = this_clock;
+		val = remote_clock;
 	}
+
+	if (cmpxchg64(ptr, old_val, val) != old_val)
+		goto again;
+
+	return val;
 }
 
 u64 sched_clock_cpu(int cpu)
 {
-	u64 now, clock, this_clock, remote_clock;
 	struct sched_clock_data *scd;
+	u64 clock;
+
+	WARN_ON_ONCE(!irqs_disabled());
 
 	if (sched_clock_stable)
 		return sched_clock();
 
-	scd = cpu_sdc(cpu);
-
-	/*
-	 * Normally this is not called in NMI context - but if it is,
-	 * trying to do any locking here is totally lethal.
-	 */
-	if (unlikely(in_nmi()))
-		return scd->clock;
-
 	if (unlikely(!sched_clock_running))
 		return 0ull;
 
-	WARN_ON_ONCE(!irqs_disabled());
-	now = sched_clock();
-
-	if (cpu != raw_smp_processor_id()) {
-		struct sched_clock_data *my_scd = this_scd();
-
-		lock_double_clock(scd, my_scd);
-
-		this_clock = __update_sched_clock(my_scd, now);
-		remote_clock = scd->clock;
-
-		/*
-		 * Use the opportunity that we have both locks
-		 * taken to couple the two clocks: we take the
-		 * larger time as the latest time for both
-		 * runqueues. (this creates monotonic movement)
-		 */
-		if (likely((s64)(remote_clock - this_clock) < 0)) {
-			clock = this_clock;
-			scd->clock = clock;
-		} else {
-			/*
-			 * Should be rare, but possible:
-			 */
-			clock = remote_clock;
-			my_scd->clock = remote_clock;
-		}
-
-		__raw_spin_unlock(&my_scd->lock);
-	} else {
-		__raw_spin_lock(&scd->lock);
-		clock = __update_sched_clock(scd, now);
-	}
+	scd = cpu_sdc(cpu);
 
-	__raw_spin_unlock(&scd->lock);
+	if (cpu != smp_processor_id())
+		clock = sched_clock_remote(scd);
+	else
+		clock = sched_clock_local(scd);
 
 	return clock;
 }
@@ -223,11 +209,9 @@ void sched_clock_tick(void)
 	now_gtod = ktime_to_ns(ktime_get());
 	now = sched_clock();
 
-	__raw_spin_lock(&scd->lock);
 	scd->tick_raw = now;
 	scd->tick_gtod = now_gtod;
-	__update_sched_clock(scd, now);
-	__raw_spin_unlock(&scd->lock);
+	sched_clock_local(scd);
 }
 
 /*
diff --git a/kernel/sched_fair.c b/kernel/sched_fair.c
index 10d218ab69f2..37087a7fac22 100644
--- a/kernel/sched_fair.c
+++ b/kernel/sched_fair.c
@@ -384,10 +384,10 @@ static struct sched_entity *__pick_last_entity(struct cfs_rq *cfs_rq)
 
 #ifdef CONFIG_SCHED_DEBUG
 int sched_nr_latency_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
-	int ret = proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 
 	if (ret || !write)
 		return ret;
@@ -513,6 +513,7 @@ static void update_curr(struct cfs_rq *cfs_rq)
 	if (entity_is_task(curr)) {
 		struct task_struct *curtask = task_of(curr);
 
+		trace_sched_stat_runtime(curtask, delta_exec, curr->vruntime);
 		cpuacct_charge(curtask, delta_exec);
 		account_group_exec_runtime(curtask, delta_exec);
 	}
@@ -709,31 +710,28 @@ place_entity(struct cfs_rq *cfs_rq, struct sched_entity *se, int initial)
 	if (initial && sched_feat(START_DEBIT))
 		vruntime += sched_vslice(cfs_rq, se);
 
-	if (!initial) {
-		/* sleeps upto a single latency don't count. */
-		if (sched_feat(FAIR_SLEEPERS)) {
-			unsigned long thresh = sysctl_sched_latency;
+	/* sleeps up to a single latency don't count. */
+	if (!initial && sched_feat(FAIR_SLEEPERS)) {
+		unsigned long thresh = sysctl_sched_latency;
 
-			/*
-			 * Convert the sleeper threshold into virtual time.
-			 * SCHED_IDLE is a special sub-class.  We care about
-			 * fairness only relative to other SCHED_IDLE tasks,
-			 * all of which have the same weight.
-			 */
-			if (sched_feat(NORMALIZED_SLEEPER) &&
-					(!entity_is_task(se) ||
-					 task_of(se)->policy != SCHED_IDLE))
-				thresh = calc_delta_fair(thresh, se);
+		/*
+		 * Convert the sleeper threshold into virtual time.
+		 * SCHED_IDLE is a special sub-class.  We care about
+		 * fairness only relative to other SCHED_IDLE tasks,
+		 * all of which have the same weight.
+		 */
+		if (sched_feat(NORMALIZED_SLEEPER) && (!entity_is_task(se) ||
+				 task_of(se)->policy != SCHED_IDLE))
+			thresh = calc_delta_fair(thresh, se);
 
-			/*
-			 * Halve their sleep time's effect, to allow
-			 * for a gentler effect of sleepers:
-			 */
-			if (sched_feat(GENTLE_FAIR_SLEEPERS))
-				thresh >>= 1;
+		/*
+		 * Halve their sleep time's effect, to allow
+		 * for a gentler effect of sleepers:
+		 */
+		if (sched_feat(GENTLE_FAIR_SLEEPERS))
+			thresh >>= 1;
 
-			vruntime -= thresh;
-		}
+		vruntime -= thresh;
 	}
 
 	/* ensure we never gain time by being placed backwards. */
@@ -824,6 +822,26 @@ check_preempt_tick(struct cfs_rq *cfs_rq, struct sched_entity *curr)
 		 * re-elected due to buddy favours.
 		 */
 		clear_buddies(cfs_rq, curr);
+		return;
+	}
+
+	/*
+	 * Ensure that a task that missed wakeup preemption by a
+	 * narrow margin doesn't have to wait for a full slice.
+	 * This also mitigates buddy induced latencies under load.
+	 */
+	if (!sched_feat(WAKEUP_PREEMPT))
+		return;
+
+	if (delta_exec < sysctl_sched_min_granularity)
+		return;
+
+	if (cfs_rq->nr_running > 1) {
+		struct sched_entity *se = __pick_next_entity(cfs_rq);
+		s64 delta = curr->vruntime - se->vruntime;
+
+		if (delta > ideal_runtime)
+			resched_task(rq_of(cfs_rq)->curr);
 	}
 }
 
@@ -863,12 +881,18 @@ wakeup_preempt_entity(struct sched_entity *curr, struct sched_entity *se);
 static struct sched_entity *pick_next_entity(struct cfs_rq *cfs_rq)
 {
 	struct sched_entity *se = __pick_next_entity(cfs_rq);
+	struct sched_entity *left = se;
 
-	if (cfs_rq->next && wakeup_preempt_entity(cfs_rq->next, se) < 1)
-		return cfs_rq->next;
+	if (cfs_rq->next && wakeup_preempt_entity(cfs_rq->next, left) < 1)
+		se = cfs_rq->next;
+
+	/*
+	 * Prefer last buddy, try to return the CPU to a preempted task.
+	 */
+	if (cfs_rq->last && wakeup_preempt_entity(cfs_rq->last, left) < 1)
+		se = cfs_rq->last;
 
-	if (cfs_rq->last && wakeup_preempt_entity(cfs_rq->last, se) < 1)
-		return cfs_rq->last;
+	clear_buddies(cfs_rq, se);
 
 	return se;
 }
@@ -1342,7 +1366,8 @@ static int select_task_rq_fair(struct task_struct *p, int sd_flag, int wake_flag
 	int sync = wake_flags & WF_SYNC;
 
 	if (sd_flag & SD_BALANCE_WAKE) {
-		if (sched_feat(AFFINE_WAKEUPS))
+		if (sched_feat(AFFINE_WAKEUPS) &&
+		    cpumask_test_cpu(cpu, &p->cpus_allowed))
 			want_affine = 1;
 		new_cpu = prev_cpu;
 	}
@@ -1569,6 +1594,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_
 	struct sched_entity *se = &curr->se, *pse = &p->se;
 	struct cfs_rq *cfs_rq = task_cfs_rq(curr);
 	int sync = wake_flags & WF_SYNC;
+	int scale = cfs_rq->nr_running >= sched_nr_latency;
 
 	update_curr(cfs_rq);
 
@@ -1583,18 +1609,7 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_
 	if (unlikely(se == pse))
 		return;
 
-	/*
-	 * Only set the backward buddy when the current task is still on the
-	 * rq. This can happen when a wakeup gets interleaved with schedule on
-	 * the ->pre_schedule() or idle_balance() point, either of which can
-	 * drop the rq lock.
-	 *
-	 * Also, during early boot the idle thread is in the fair class, for
-	 * obvious reasons its a bad idea to schedule back to the idle thread.
-	 */
-	if (sched_feat(LAST_BUDDY) && likely(se->on_rq && curr != rq->idle))
-		set_last_buddy(se);
-	if (sched_feat(NEXT_BUDDY) && !(wake_flags & WF_FORK))
+	if (sched_feat(NEXT_BUDDY) && scale && !(wake_flags & WF_FORK))
 		set_next_buddy(pse);
 
 	/*
@@ -1640,8 +1655,22 @@ static void check_preempt_wakeup(struct rq *rq, struct task_struct *p, int wake_
 
 	BUG_ON(!pse);
 
-	if (wakeup_preempt_entity(se, pse) == 1)
+	if (wakeup_preempt_entity(se, pse) == 1) {
 		resched_task(curr);
+		/*
+		 * Only set the backward buddy when the current task is still
+		 * on the rq. This can happen when a wakeup gets interleaved
+		 * with schedule on the ->pre_schedule() or idle_balance()
+		 * point, either of which can * drop the rq lock.
+		 *
+		 * Also, during early boot the idle thread is in the fair class,
+		 * for obvious reasons its a bad idea to schedule back to it.
+		 */
+		if (unlikely(!se->on_rq || curr == rq->idle))
+			return;
+		if (sched_feat(LAST_BUDDY) && scale && entity_is_task(se))
+			set_last_buddy(se);
+	}
 }
 
 static struct task_struct *pick_next_task_fair(struct rq *rq)
@@ -1655,16 +1684,6 @@ static struct task_struct *pick_next_task_fair(struct rq *rq)
 
 	do {
 		se = pick_next_entity(cfs_rq);
-		/*
-		 * If se was a buddy, clear it so that it will have to earn
-		 * the favour again.
-		 *
-		 * If se was not a buddy, clear the buddies because neither
-		 * was elegible to run, let them earn it again.
-		 *
-		 * IOW. unconditionally clear buddies.
-		 */
-		__clear_buddies(cfs_rq, NULL);
 		set_next_entity(cfs_rq, se);
 		cfs_rq = group_cfs_rq(se);
 	} while (cfs_rq);
@@ -1940,6 +1959,25 @@ static void moved_group_fair(struct task_struct *p)
 }
 #endif
 
+unsigned int get_rr_interval_fair(struct task_struct *task)
+{
+	struct sched_entity *se = &task->se;
+	unsigned long flags;
+	struct rq *rq;
+	unsigned int rr_interval = 0;
+
+	/*
+	 * Time slice is 0 for SCHED_OTHER tasks that are on an otherwise
+	 * idle runqueue:
+	 */
+	rq = task_rq_lock(task, &flags);
+	if (rq->cfs.load.weight)
+		rr_interval = NS_TO_JIFFIES(sched_slice(&rq->cfs, se));
+	task_rq_unlock(rq, &flags);
+
+	return rr_interval;
+}
+
 /*
  * All the scheduling class methods:
  */
@@ -1968,6 +2006,8 @@ static const struct sched_class fair_sched_class = {
 	.prio_changed		= prio_changed_fair,
 	.switched_to		= switched_to_fair,
 
+	.get_rr_interval	= get_rr_interval_fair,
+
 #ifdef CONFIG_FAIR_GROUP_SCHED
 	.moved_group		= moved_group_fair,
 #endif
diff --git a/kernel/sched_idletask.c b/kernel/sched_idletask.c
index a8b448af004b..b133a28fcde3 100644
--- a/kernel/sched_idletask.c
+++ b/kernel/sched_idletask.c
@@ -97,6 +97,11 @@ static void prio_changed_idle(struct rq *rq, struct task_struct *p,
 		check_preempt_curr(rq, p, 0);
 }
 
+unsigned int get_rr_interval_idle(struct task_struct *task)
+{
+	return 0;
+}
+
 /*
  * Simple, special scheduling class for the per-CPU idle tasks:
  */
@@ -122,6 +127,8 @@ static const struct sched_class idle_sched_class = {
 	.set_curr_task          = set_curr_task_idle,
 	.task_tick		= task_tick_idle,
 
+	.get_rr_interval	= get_rr_interval_idle,
+
 	.prio_changed		= prio_changed_idle,
 	.switched_to		= switched_to_idle,
 
diff --git a/kernel/sched_rt.c b/kernel/sched_rt.c
index 13de7126a6ab..a4d790cddb19 100644
--- a/kernel/sched_rt.c
+++ b/kernel/sched_rt.c
@@ -1734,6 +1734,17 @@ static void set_curr_task_rt(struct rq *rq)
 	dequeue_pushable_task(rq, p);
 }
 
+unsigned int get_rr_interval_rt(struct task_struct *task)
+{
+	/*
+	 * Time slice is 0 for SCHED_FIFO tasks
+	 */
+	if (task->policy == SCHED_RR)
+		return DEF_TIMESLICE;
+	else
+		return 0;
+}
+
 static const struct sched_class rt_sched_class = {
 	.next			= &fair_sched_class,
 	.enqueue_task		= enqueue_task_rt,
@@ -1762,6 +1773,8 @@ static const struct sched_class rt_sched_class = {
 	.set_curr_task          = set_curr_task_rt,
 	.task_tick		= task_tick_rt,
 
+	.get_rr_interval	= get_rr_interval_rt,
+
 	.prio_changed		= prio_changed_rt,
 	.switched_to		= switched_to_rt,
 };
diff --git a/kernel/signal.c b/kernel/signal.c
index 64c5deeaca5d..6705320784fd 100644
--- a/kernel/signal.c
+++ b/kernel/signal.c
@@ -705,7 +705,7 @@ static int prepare_signal(int sig, struct task_struct *p, int from_ancestor_ns)
 
 		if (why) {
 			/*
-			 * The first thread which returns from finish_stop()
+			 * The first thread which returns from do_signal_stop()
 			 * will take ->siglock, notice SIGNAL_CLD_MASK, and
 			 * notify its parent. See get_signal_to_deliver().
 			 */
@@ -971,6 +971,20 @@ specific_send_sig_info(int sig, struct siginfo *info, struct task_struct *t)
 	return send_signal(sig, info, t, 0);
 }
 
+int do_send_sig_info(int sig, struct siginfo *info, struct task_struct *p,
+			bool group)
+{
+	unsigned long flags;
+	int ret = -ESRCH;
+
+	if (lock_task_sighand(p, &flags)) {
+		ret = send_signal(sig, info, p, group);
+		unlock_task_sighand(p, &flags);
+	}
+
+	return ret;
+}
+
 /*
  * Force a signal that the process can't ignore: if necessary
  * we unblock the signal and change any SIG_IGN to SIG_DFL.
@@ -1036,12 +1050,6 @@ void zap_other_threads(struct task_struct *p)
 	}
 }
 
-int __fatal_signal_pending(struct task_struct *tsk)
-{
-	return sigismember(&tsk->pending.signal, SIGKILL);
-}
-EXPORT_SYMBOL(__fatal_signal_pending);
-
 struct sighand_struct *lock_task_sighand(struct task_struct *tsk, unsigned long *flags)
 {
 	struct sighand_struct *sighand;
@@ -1068,18 +1076,10 @@ struct sighand_struct *lock_task_sighand(struct task_struct *tsk, unsigned long
  */
 int group_send_sig_info(int sig, struct siginfo *info, struct task_struct *p)
 {
-	unsigned long flags;
-	int ret;
+	int ret = check_kill_permission(sig, info, p);
 
-	ret = check_kill_permission(sig, info, p);
-
-	if (!ret && sig) {
-		ret = -ESRCH;
-		if (lock_task_sighand(p, &flags)) {
-			ret = __group_send_sig_info(sig, info, p);
-			unlock_task_sighand(p, &flags);
-		}
-	}
+	if (!ret && sig)
+		ret = do_send_sig_info(sig, info, p, true);
 
 	return ret;
 }
@@ -1224,15 +1224,9 @@ static int kill_something_info(int sig, struct siginfo *info, pid_t pid)
  * These are for backward compatibility with the rest of the kernel source.
  */
 
-/*
- * The caller must ensure the task can't exit.
- */
 int
 send_sig_info(int sig, struct siginfo *info, struct task_struct *p)
 {
-	int ret;
-	unsigned long flags;
-
 	/*
 	 * Make sure legacy kernel users don't send in bad values
 	 * (normal paths check this in check_kill_permission).
@@ -1240,10 +1234,7 @@ send_sig_info(int sig, struct siginfo *info, struct task_struct *p)
 	if (!valid_signal(sig))
 		return -EINVAL;
 
-	spin_lock_irqsave(&p->sighand->siglock, flags);
-	ret = specific_send_sig_info(sig, info, p);
-	spin_unlock_irqrestore(&p->sighand->siglock, flags);
-	return ret;
+	return do_send_sig_info(sig, info, p, false);
 }
 
 #define __si_special(priv) \
@@ -1383,15 +1374,6 @@ ret:
 }
 
 /*
- * Wake up any threads in the parent blocked in wait* syscalls.
- */
-static inline void __wake_up_parent(struct task_struct *p,
-				    struct task_struct *parent)
-{
-	wake_up_interruptible_sync(&parent->signal->wait_chldexit);
-}
-
-/*
  * Let a parent know about the death of a child.
  * For a stopped/continued status change, use do_notify_parent_cldstop instead.
  *
@@ -1673,29 +1655,6 @@ void ptrace_notify(int exit_code)
 	spin_unlock_irq(&current->sighand->siglock);
 }
 
-static void
-finish_stop(int stop_count)
-{
-	/*
-	 * If there are no other threads in the group, or if there is
-	 * a group stop in progress and we are the last to stop,
-	 * report to the parent.  When ptraced, every thread reports itself.
-	 */
-	if (tracehook_notify_jctl(stop_count == 0, CLD_STOPPED)) {
-		read_lock(&tasklist_lock);
-		do_notify_parent_cldstop(current, CLD_STOPPED);
-		read_unlock(&tasklist_lock);
-	}
-
-	do {
-		schedule();
-	} while (try_to_freeze());
-	/*
-	 * Now we don't run again until continued.
-	 */
-	current->exit_code = 0;
-}
-
 /*
  * This performs the stopping for SIGSTOP and other stop signals.
  * We have to stop all threads in the thread group.
@@ -1705,15 +1664,9 @@ finish_stop(int stop_count)
 static int do_signal_stop(int signr)
 {
 	struct signal_struct *sig = current->signal;
-	int stop_count;
+	int notify;
 
-	if (sig->group_stop_count > 0) {
-		/*
-		 * There is a group stop in progress.  We don't need to
-		 * start another one.
-		 */
-		stop_count = --sig->group_stop_count;
-	} else {
+	if (!sig->group_stop_count) {
 		struct task_struct *t;
 
 		if (!likely(sig->flags & SIGNAL_STOP_DEQUEUED) ||
@@ -1725,7 +1678,7 @@ static int do_signal_stop(int signr)
 		 */
 		sig->group_exit_code = signr;
 
-		stop_count = 0;
+		sig->group_stop_count = 1;
 		for (t = next_thread(current); t != current; t = next_thread(t))
 			/*
 			 * Setting state to TASK_STOPPED for a group
@@ -1734,19 +1687,44 @@ static int do_signal_stop(int signr)
 			 */
 			if (!(t->flags & PF_EXITING) &&
 			    !task_is_stopped_or_traced(t)) {
-				stop_count++;
+				sig->group_stop_count++;
 				signal_wake_up(t, 0);
 			}
-		sig->group_stop_count = stop_count;
 	}
+	/*
+	 * If there are no other threads in the group, or if there is
+	 * a group stop in progress and we are the last to stop, report
+	 * to the parent.  When ptraced, every thread reports itself.
+	 */
+	notify = sig->group_stop_count == 1 ? CLD_STOPPED : 0;
+	notify = tracehook_notify_jctl(notify, CLD_STOPPED);
+	/*
+	 * tracehook_notify_jctl() can drop and reacquire siglock, so
+	 * we keep ->group_stop_count != 0 before the call. If SIGCONT
+	 * or SIGKILL comes in between ->group_stop_count == 0.
+	 */
+	if (sig->group_stop_count) {
+		if (!--sig->group_stop_count)
+			sig->flags = SIGNAL_STOP_STOPPED;
+		current->exit_code = sig->group_exit_code;
+		__set_current_state(TASK_STOPPED);
+	}
+	spin_unlock_irq(&current->sighand->siglock);
 
-	if (stop_count == 0)
-		sig->flags = SIGNAL_STOP_STOPPED;
-	current->exit_code = sig->group_exit_code;
-	__set_current_state(TASK_STOPPED);
+	if (notify) {
+		read_lock(&tasklist_lock);
+		do_notify_parent_cldstop(current, notify);
+		read_unlock(&tasklist_lock);
+	}
+
+	/* Now we don't run again until woken by SIGCONT or SIGKILL */
+	do {
+		schedule();
+	} while (try_to_freeze());
+
+	tracehook_finish_jctl();
+	current->exit_code = 0;
 
-	spin_unlock_irq(&current->sighand->siglock);
-	finish_stop(stop_count);
 	return 1;
 }
 
@@ -1815,14 +1793,15 @@ relock:
 		int why = (signal->flags & SIGNAL_STOP_CONTINUED)
 				? CLD_CONTINUED : CLD_STOPPED;
 		signal->flags &= ~SIGNAL_CLD_MASK;
-		spin_unlock_irq(&sighand->siglock);
 
-		if (unlikely(!tracehook_notify_jctl(1, why)))
-			goto relock;
+		why = tracehook_notify_jctl(why, CLD_CONTINUED);
+		spin_unlock_irq(&sighand->siglock);
 
-		read_lock(&tasklist_lock);
-		do_notify_parent_cldstop(current->group_leader, why);
-		read_unlock(&tasklist_lock);
+		if (why) {
+			read_lock(&tasklist_lock);
+			do_notify_parent_cldstop(current->group_leader, why);
+			read_unlock(&tasklist_lock);
+		}
 		goto relock;
 	}
 
@@ -1987,14 +1966,14 @@ void exit_signals(struct task_struct *tsk)
 	if (unlikely(tsk->signal->group_stop_count) &&
 			!--tsk->signal->group_stop_count) {
 		tsk->signal->flags = SIGNAL_STOP_STOPPED;
-		group_stop = 1;
+		group_stop = tracehook_notify_jctl(CLD_STOPPED, CLD_STOPPED);
 	}
 out:
 	spin_unlock_irq(&tsk->sighand->siglock);
 
-	if (unlikely(group_stop) && tracehook_notify_jctl(1, CLD_STOPPED)) {
+	if (unlikely(group_stop)) {
 		read_lock(&tasklist_lock);
-		do_notify_parent_cldstop(tsk, CLD_STOPPED);
+		do_notify_parent_cldstop(tsk, group_stop);
 		read_unlock(&tasklist_lock);
 	}
 }
@@ -2290,7 +2269,6 @@ static int
 do_send_specific(pid_t tgid, pid_t pid, int sig, struct siginfo *info)
 {
 	struct task_struct *p;
-	unsigned long flags;
 	int error = -ESRCH;
 
 	rcu_read_lock();
@@ -2300,14 +2278,16 @@ do_send_specific(pid_t tgid, pid_t pid, int sig, struct siginfo *info)
 		/*
 		 * The null signal is a permissions and process existence
 		 * probe.  No signal is actually delivered.
-		 *
-		 * If lock_task_sighand() fails we pretend the task dies
-		 * after receiving the signal. The window is tiny, and the
-		 * signal is private anyway.
 		 */
-		if (!error && sig && lock_task_sighand(p, &flags)) {
-			error = specific_send_sig_info(sig, info, p);
-			unlock_task_sighand(p, &flags);
+		if (!error && sig) {
+			error = do_send_sig_info(sig, info, p, false);
+			/*
+			 * If lock_task_sighand() failed we pretend the task
+			 * dies after receiving the signal. The window is tiny,
+			 * and the signal is private anyway.
+			 */
+			if (unlikely(error == -ESRCH))
+				error = 0;
 		}
 	}
 	rcu_read_unlock();
diff --git a/kernel/slow-work-proc.c b/kernel/slow-work-proc.c
new file mode 100644
index 000000000000..3988032571f5
--- /dev/null
+++ b/kernel/slow-work-proc.c
@@ -0,0 +1,227 @@
+/* Slow work debugging
+ *
+ * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#include <linux/module.h>
+#include <linux/slow-work.h>
+#include <linux/fs.h>
+#include <linux/time.h>
+#include <linux/seq_file.h>
+#include "slow-work.h"
+
+#define ITERATOR_SHIFT		(BITS_PER_LONG - 4)
+#define ITERATOR_SELECTOR	(0xfUL << ITERATOR_SHIFT)
+#define ITERATOR_COUNTER	(~ITERATOR_SELECTOR)
+
+void slow_work_new_thread_desc(struct slow_work *work, struct seq_file *m)
+{
+	seq_puts(m, "Slow-work: New thread");
+}
+
+/*
+ * Render the time mark field on a work item into a 5-char time with units plus
+ * a space
+ */
+static void slow_work_print_mark(struct seq_file *m, struct slow_work *work)
+{
+	struct timespec now, diff;
+
+	now = CURRENT_TIME;
+	diff = timespec_sub(now, work->mark);
+
+	if (diff.tv_sec < 0)
+		seq_puts(m, "  -ve ");
+	else if (diff.tv_sec == 0 && diff.tv_nsec < 1000)
+		seq_printf(m, "%3luns ", diff.tv_nsec);
+	else if (diff.tv_sec == 0 && diff.tv_nsec < 1000000)
+		seq_printf(m, "%3luus ", diff.tv_nsec / 1000);
+	else if (diff.tv_sec == 0 && diff.tv_nsec < 1000000000)
+		seq_printf(m, "%3lums ", diff.tv_nsec / 1000000);
+	else if (diff.tv_sec <= 1)
+		seq_puts(m, "   1s ");
+	else if (diff.tv_sec < 60)
+		seq_printf(m, "%4lus ", diff.tv_sec);
+	else if (diff.tv_sec < 60 * 60)
+		seq_printf(m, "%4lum ", diff.tv_sec / 60);
+	else if (diff.tv_sec < 60 * 60 * 24)
+		seq_printf(m, "%4luh ", diff.tv_sec / 3600);
+	else
+		seq_puts(m, "exces ");
+}
+
+/*
+ * Describe a slow work item for /proc
+ */
+static int slow_work_runqueue_show(struct seq_file *m, void *v)
+{
+	struct slow_work *work;
+	struct list_head *p = v;
+	unsigned long id;
+
+	switch ((unsigned long) v) {
+	case 1:
+		seq_puts(m, "THR PID   ITEM ADDR        FL MARK  DESC\n");
+		return 0;
+	case 2:
+		seq_puts(m, "=== ===== ================ == ===== ==========\n");
+		return 0;
+
+	case 3 ... 3 + SLOW_WORK_THREAD_LIMIT - 1:
+		id = (unsigned long) v - 3;
+
+		read_lock(&slow_work_execs_lock);
+		work = slow_work_execs[id];
+		if (work) {
+			smp_read_barrier_depends();
+
+			seq_printf(m, "%3lu %5d %16p %2lx ",
+				   id, slow_work_pids[id], work, work->flags);
+			slow_work_print_mark(m, work);
+
+			if (work->ops->desc)
+				work->ops->desc(work, m);
+			seq_putc(m, '\n');
+		}
+		read_unlock(&slow_work_execs_lock);
+		return 0;
+
+	default:
+		work = list_entry(p, struct slow_work, link);
+		seq_printf(m, "%3s     - %16p %2lx ",
+			   work->flags & SLOW_WORK_VERY_SLOW ? "vsq" : "sq",
+			   work, work->flags);
+		slow_work_print_mark(m, work);
+
+		if (work->ops->desc)
+			work->ops->desc(work, m);
+		seq_putc(m, '\n');
+		return 0;
+	}
+}
+
+/*
+ * map the iterator to a work item
+ */
+static void *slow_work_runqueue_index(struct seq_file *m, loff_t *_pos)
+{
+	struct list_head *p;
+	unsigned long count, id;
+
+	switch (*_pos >> ITERATOR_SHIFT) {
+	case 0x0:
+		if (*_pos == 0)
+			*_pos = 1;
+		if (*_pos < 3)
+			return (void *)(unsigned long) *_pos;
+		if (*_pos < 3 + SLOW_WORK_THREAD_LIMIT)
+			for (id = *_pos - 3;
+			     id < SLOW_WORK_THREAD_LIMIT;
+			     id++, (*_pos)++)
+				if (slow_work_execs[id])
+					return (void *)(unsigned long) *_pos;
+		*_pos = 0x1UL << ITERATOR_SHIFT;
+
+	case 0x1:
+		count = *_pos & ITERATOR_COUNTER;
+		list_for_each(p, &slow_work_queue) {
+			if (count == 0)
+				return p;
+			count--;
+		}
+		*_pos = 0x2UL << ITERATOR_SHIFT;
+
+	case 0x2:
+		count = *_pos & ITERATOR_COUNTER;
+		list_for_each(p, &vslow_work_queue) {
+			if (count == 0)
+				return p;
+			count--;
+		}
+		*_pos = 0x3UL << ITERATOR_SHIFT;
+
+	default:
+		return NULL;
+	}
+}
+
+/*
+ * set up the iterator to start reading from the first line
+ */
+static void *slow_work_runqueue_start(struct seq_file *m, loff_t *_pos)
+{
+	spin_lock_irq(&slow_work_queue_lock);
+	return slow_work_runqueue_index(m, _pos);
+}
+
+/*
+ * move to the next line
+ */
+static void *slow_work_runqueue_next(struct seq_file *m, void *v, loff_t *_pos)
+{
+	struct list_head *p = v;
+	unsigned long selector = *_pos >> ITERATOR_SHIFT;
+
+	(*_pos)++;
+	switch (selector) {
+	case 0x0:
+		return slow_work_runqueue_index(m, _pos);
+
+	case 0x1:
+		if (*_pos >> ITERATOR_SHIFT == 0x1) {
+			p = p->next;
+			if (p != &slow_work_queue)
+				return p;
+		}
+		*_pos = 0x2UL << ITERATOR_SHIFT;
+		p = &vslow_work_queue;
+
+	case 0x2:
+		if (*_pos >> ITERATOR_SHIFT == 0x2) {
+			p = p->next;
+			if (p != &vslow_work_queue)
+				return p;
+		}
+		*_pos = 0x3UL << ITERATOR_SHIFT;
+
+	default:
+		return NULL;
+	}
+}
+
+/*
+ * clean up after reading
+ */
+static void slow_work_runqueue_stop(struct seq_file *m, void *v)
+{
+	spin_unlock_irq(&slow_work_queue_lock);
+}
+
+static const struct seq_operations slow_work_runqueue_ops = {
+	.start		= slow_work_runqueue_start,
+	.stop		= slow_work_runqueue_stop,
+	.next		= slow_work_runqueue_next,
+	.show		= slow_work_runqueue_show,
+};
+
+/*
+ * open "/proc/slow_work_rq" to list queue contents
+ */
+static int slow_work_runqueue_open(struct inode *inode, struct file *file)
+{
+	return seq_open(file, &slow_work_runqueue_ops);
+}
+
+const struct file_operations slow_work_runqueue_fops = {
+	.owner		= THIS_MODULE,
+	.open		= slow_work_runqueue_open,
+	.read		= seq_read,
+	.llseek		= seq_lseek,
+	.release	= seq_release,
+};
diff --git a/kernel/slow-work.c b/kernel/slow-work.c
index 09d7519557d3..da94f3c101af 100644
--- a/kernel/slow-work.c
+++ b/kernel/slow-work.c
@@ -16,20 +16,17 @@
 #include <linux/kthread.h>
 #include <linux/freezer.h>
 #include <linux/wait.h>
-
-#define SLOW_WORK_CULL_TIMEOUT (5 * HZ)	/* cull threads 5s after running out of
-					 * things to do */
-#define SLOW_WORK_OOM_TIMEOUT (5 * HZ)	/* can't start new threads for 5s after
-					 * OOM */
+#include <linux/proc_fs.h>
+#include "slow-work.h"
 
 static void slow_work_cull_timeout(unsigned long);
 static void slow_work_oom_timeout(unsigned long);
 
 #ifdef CONFIG_SYSCTL
-static int slow_work_min_threads_sysctl(struct ctl_table *, int, struct file *,
+static int slow_work_min_threads_sysctl(struct ctl_table *, int,
 					void __user *, size_t *, loff_t *);
 
-static int slow_work_max_threads_sysctl(struct ctl_table *, int , struct file *,
+static int slow_work_max_threads_sysctl(struct ctl_table *, int ,
 					void __user *, size_t *, loff_t *);
 #endif
 
@@ -46,7 +43,7 @@ static unsigned vslow_work_proportion = 50; /* % of threads that may process
 
 #ifdef CONFIG_SYSCTL
 static const int slow_work_min_min_threads = 2;
-static int slow_work_max_max_threads = 255;
+static int slow_work_max_max_threads = SLOW_WORK_THREAD_LIMIT;
 static const int slow_work_min_vslow = 1;
 static const int slow_work_max_vslow = 99;
 
@@ -98,6 +95,32 @@ static DEFINE_TIMER(slow_work_oom_timer, slow_work_oom_timeout, 0, 0);
 static struct slow_work slow_work_new_thread; /* new thread starter */
 
 /*
+ * slow work ID allocation (use slow_work_queue_lock)
+ */
+static DECLARE_BITMAP(slow_work_ids, SLOW_WORK_THREAD_LIMIT);
+
+/*
+ * Unregistration tracking to prevent put_ref() from disappearing during module
+ * unload
+ */
+#ifdef CONFIG_MODULES
+static struct module *slow_work_thread_processing[SLOW_WORK_THREAD_LIMIT];
+static struct module *slow_work_unreg_module;
+static struct slow_work *slow_work_unreg_work_item;
+static DECLARE_WAIT_QUEUE_HEAD(slow_work_unreg_wq);
+static DEFINE_MUTEX(slow_work_unreg_sync_lock);
+#endif
+
+/*
+ * Data for tracking currently executing items for indication through /proc
+ */
+#ifdef CONFIG_SLOW_WORK_PROC
+struct slow_work *slow_work_execs[SLOW_WORK_THREAD_LIMIT];
+pid_t slow_work_pids[SLOW_WORK_THREAD_LIMIT];
+DEFINE_RWLOCK(slow_work_execs_lock);
+#endif
+
+/*
  * The queues of work items and the lock governing access to them.  These are
  * shared between all the CPUs.  It doesn't make sense to have per-CPU queues
  * as the number of threads bears no relation to the number of CPUs.
@@ -105,9 +128,18 @@ static struct slow_work slow_work_new_thread; /* new thread starter */
  * There are two queues of work items: one for slow work items, and one for
  * very slow work items.
  */
-static LIST_HEAD(slow_work_queue);
-static LIST_HEAD(vslow_work_queue);
-static DEFINE_SPINLOCK(slow_work_queue_lock);
+LIST_HEAD(slow_work_queue);
+LIST_HEAD(vslow_work_queue);
+DEFINE_SPINLOCK(slow_work_queue_lock);
+
+/*
+ * The following are two wait queues that get pinged when a work item is placed
+ * on an empty queue.  These allow work items that are hogging a thread by
+ * sleeping in a way that could be deferred to yield their thread and enqueue
+ * themselves.
+ */
+static DECLARE_WAIT_QUEUE_HEAD(slow_work_queue_waits_for_occupation);
+static DECLARE_WAIT_QUEUE_HEAD(vslow_work_queue_waits_for_occupation);
 
 /*
  * The thread controls.  A variable used to signal to the threads that they
@@ -126,6 +158,20 @@ static DECLARE_COMPLETION(slow_work_last_thread_exited);
 static int slow_work_user_count;
 static DEFINE_MUTEX(slow_work_user_lock);
 
+static inline int slow_work_get_ref(struct slow_work *work)
+{
+	if (work->ops->get_ref)
+		return work->ops->get_ref(work);
+
+	return 0;
+}
+
+static inline void slow_work_put_ref(struct slow_work *work)
+{
+	if (work->ops->put_ref)
+		work->ops->put_ref(work);
+}
+
 /*
  * Calculate the maximum number of active threads in the pool that are
  * permitted to process very slow work items.
@@ -149,8 +195,11 @@ static unsigned slow_work_calc_vsmax(void)
  * Attempt to execute stuff queued on a slow thread.  Return true if we managed
  * it, false if there was nothing to do.
  */
-static bool slow_work_execute(void)
+static noinline bool slow_work_execute(int id)
 {
+#ifdef CONFIG_MODULES
+	struct module *module;
+#endif
 	struct slow_work *work = NULL;
 	unsigned vsmax;
 	bool very_slow;
@@ -186,6 +235,16 @@ static bool slow_work_execute(void)
 	} else {
 		very_slow = false; /* avoid the compiler warning */
 	}
+
+#ifdef CONFIG_MODULES
+	if (work)
+		slow_work_thread_processing[id] = work->owner;
+#endif
+	if (work) {
+		slow_work_mark_time(work);
+		slow_work_begin_exec(id, work);
+	}
+
 	spin_unlock_irq(&slow_work_queue_lock);
 
 	if (!work)
@@ -194,12 +253,19 @@ static bool slow_work_execute(void)
 	if (!test_and_clear_bit(SLOW_WORK_PENDING, &work->flags))
 		BUG();
 
-	work->ops->execute(work);
+	/* don't execute if the work is in the process of being cancelled */
+	if (!test_bit(SLOW_WORK_CANCELLING, &work->flags))
+		work->ops->execute(work);
 
 	if (very_slow)
 		atomic_dec(&vslow_work_executing_count);
 	clear_bit_unlock(SLOW_WORK_EXECUTING, &work->flags);
 
+	/* wake up anyone waiting for this work to be complete */
+	wake_up_bit(&work->flags, SLOW_WORK_EXECUTING);
+
+	slow_work_end_exec(id, work);
+
 	/* if someone tried to enqueue the item whilst we were executing it,
 	 * then it'll be left unenqueued to avoid multiple threads trying to
 	 * execute it simultaneously
@@ -219,7 +285,18 @@ static bool slow_work_execute(void)
 		spin_unlock_irq(&slow_work_queue_lock);
 	}
 
-	work->ops->put_ref(work);
+	/* sort out the race between module unloading and put_ref() */
+	slow_work_put_ref(work);
+
+#ifdef CONFIG_MODULES
+	module = slow_work_thread_processing[id];
+	slow_work_thread_processing[id] = NULL;
+	smp_mb();
+	if (slow_work_unreg_work_item == work ||
+	    slow_work_unreg_module == module)
+		wake_up_all(&slow_work_unreg_wq);
+#endif
+
 	return true;
 
 auto_requeue:
@@ -227,15 +304,61 @@ auto_requeue:
 	 * - we transfer our ref on the item back to the appropriate queue
 	 * - don't wake another thread up as we're awake already
 	 */
+	slow_work_mark_time(work);
 	if (test_bit(SLOW_WORK_VERY_SLOW, &work->flags))
 		list_add_tail(&work->link, &vslow_work_queue);
 	else
 		list_add_tail(&work->link, &slow_work_queue);
 	spin_unlock_irq(&slow_work_queue_lock);
+	slow_work_thread_processing[id] = NULL;
 	return true;
 }
 
 /**
+ * slow_work_sleep_till_thread_needed - Sleep till thread needed by other work
+ * work: The work item under execution that wants to sleep
+ * _timeout: Scheduler sleep timeout
+ *
+ * Allow a requeueable work item to sleep on a slow-work processor thread until
+ * that thread is needed to do some other work or the sleep is interrupted by
+ * some other event.
+ *
+ * The caller must set up a wake up event before calling this and must have set
+ * the appropriate sleep mode (such as TASK_UNINTERRUPTIBLE) and tested its own
+ * condition before calling this function as no test is made here.
+ *
+ * False is returned if there is nothing on the queue; true is returned if the
+ * work item should be requeued
+ */
+bool slow_work_sleep_till_thread_needed(struct slow_work *work,
+					signed long *_timeout)
+{
+	wait_queue_head_t *wfo_wq;
+	struct list_head *queue;
+
+	DEFINE_WAIT(wait);
+
+	if (test_bit(SLOW_WORK_VERY_SLOW, &work->flags)) {
+		wfo_wq = &vslow_work_queue_waits_for_occupation;
+		queue = &vslow_work_queue;
+	} else {
+		wfo_wq = &slow_work_queue_waits_for_occupation;
+		queue = &slow_work_queue;
+	}
+
+	if (!list_empty(queue))
+		return true;
+
+	add_wait_queue_exclusive(wfo_wq, &wait);
+	if (list_empty(queue))
+		*_timeout = schedule_timeout(*_timeout);
+	finish_wait(wfo_wq, &wait);
+
+	return !list_empty(queue);
+}
+EXPORT_SYMBOL(slow_work_sleep_till_thread_needed);
+
+/**
  * slow_work_enqueue - Schedule a slow work item for processing
  * @work: The work item to queue
  *
@@ -260,16 +383,22 @@ auto_requeue:
  * allowed to pick items to execute.  This ensures that very slow items won't
  * overly block ones that are just ordinarily slow.
  *
- * Returns 0 if successful, -EAGAIN if not.
+ * Returns 0 if successful, -EAGAIN if not (or -ECANCELED if cancelled work is
+ * attempted queued)
  */
 int slow_work_enqueue(struct slow_work *work)
 {
+	wait_queue_head_t *wfo_wq;
+	struct list_head *queue;
 	unsigned long flags;
+	int ret;
+
+	if (test_bit(SLOW_WORK_CANCELLING, &work->flags))
+		return -ECANCELED;
 
 	BUG_ON(slow_work_user_count <= 0);
 	BUG_ON(!work);
 	BUG_ON(!work->ops);
-	BUG_ON(!work->ops->get_ref);
 
 	/* when honouring an enqueue request, we only promise that we will run
 	 * the work function in the future; we do not promise to run it once
@@ -280,8 +409,19 @@ int slow_work_enqueue(struct slow_work *work)
 	 * maintaining our promise
 	 */
 	if (!test_and_set_bit_lock(SLOW_WORK_PENDING, &work->flags)) {
+		if (test_bit(SLOW_WORK_VERY_SLOW, &work->flags)) {
+			wfo_wq = &vslow_work_queue_waits_for_occupation;
+			queue = &vslow_work_queue;
+		} else {
+			wfo_wq = &slow_work_queue_waits_for_occupation;
+			queue = &slow_work_queue;
+		}
+
 		spin_lock_irqsave(&slow_work_queue_lock, flags);
 
+		if (unlikely(test_bit(SLOW_WORK_CANCELLING, &work->flags)))
+			goto cancelled;
+
 		/* we promise that we will not attempt to execute the work
 		 * function in more than one thread simultaneously
 		 *
@@ -299,25 +439,221 @@ int slow_work_enqueue(struct slow_work *work)
 		if (test_bit(SLOW_WORK_EXECUTING, &work->flags)) {
 			set_bit(SLOW_WORK_ENQ_DEFERRED, &work->flags);
 		} else {
-			if (work->ops->get_ref(work) < 0)
-				goto cant_get_ref;
-			if (test_bit(SLOW_WORK_VERY_SLOW, &work->flags))
-				list_add_tail(&work->link, &vslow_work_queue);
-			else
-				list_add_tail(&work->link, &slow_work_queue);
+			ret = slow_work_get_ref(work);
+			if (ret < 0)
+				goto failed;
+			slow_work_mark_time(work);
+			list_add_tail(&work->link, queue);
 			wake_up(&slow_work_thread_wq);
+
+			/* if someone who could be requeued is sleeping on a
+			 * thread, then ask them to yield their thread */
+			if (work->link.prev == queue)
+				wake_up(wfo_wq);
 		}
 
 		spin_unlock_irqrestore(&slow_work_queue_lock, flags);
 	}
 	return 0;
 
-cant_get_ref:
+cancelled:
+	ret = -ECANCELED;
+failed:
 	spin_unlock_irqrestore(&slow_work_queue_lock, flags);
-	return -EAGAIN;
+	return ret;
 }
 EXPORT_SYMBOL(slow_work_enqueue);
 
+static int slow_work_wait(void *word)
+{
+	schedule();
+	return 0;
+}
+
+/**
+ * slow_work_cancel - Cancel a slow work item
+ * @work: The work item to cancel
+ *
+ * This function will cancel a previously enqueued work item. If we cannot
+ * cancel the work item, it is guarenteed to have run when this function
+ * returns.
+ */
+void slow_work_cancel(struct slow_work *work)
+{
+	bool wait = true, put = false;
+
+	set_bit(SLOW_WORK_CANCELLING, &work->flags);
+	smp_mb();
+
+	/* if the work item is a delayed work item with an active timer, we
+	 * need to wait for the timer to finish _before_ getting the spinlock,
+	 * lest we deadlock against the timer routine
+	 *
+	 * the timer routine will leave DELAYED set if it notices the
+	 * CANCELLING flag in time
+	 */
+	if (test_bit(SLOW_WORK_DELAYED, &work->flags)) {
+		struct delayed_slow_work *dwork =
+			container_of(work, struct delayed_slow_work, work);
+		del_timer_sync(&dwork->timer);
+	}
+
+	spin_lock_irq(&slow_work_queue_lock);
+
+	if (test_bit(SLOW_WORK_DELAYED, &work->flags)) {
+		/* the timer routine aborted or never happened, so we are left
+		 * holding the timer's reference on the item and should just
+		 * drop the pending flag and wait for any ongoing execution to
+		 * finish */
+		struct delayed_slow_work *dwork =
+			container_of(work, struct delayed_slow_work, work);
+
+		BUG_ON(timer_pending(&dwork->timer));
+		BUG_ON(!list_empty(&work->link));
+
+		clear_bit(SLOW_WORK_DELAYED, &work->flags);
+		put = true;
+		clear_bit(SLOW_WORK_PENDING, &work->flags);
+
+	} else if (test_bit(SLOW_WORK_PENDING, &work->flags) &&
+		   !list_empty(&work->link)) {
+		/* the link in the pending queue holds a reference on the item
+		 * that we will need to release */
+		list_del_init(&work->link);
+		wait = false;
+		put = true;
+		clear_bit(SLOW_WORK_PENDING, &work->flags);
+
+	} else if (test_and_clear_bit(SLOW_WORK_ENQ_DEFERRED, &work->flags)) {
+		/* the executor is holding our only reference on the item, so
+		 * we merely need to wait for it to finish executing */
+		clear_bit(SLOW_WORK_PENDING, &work->flags);
+	}
+
+	spin_unlock_irq(&slow_work_queue_lock);
+
+	/* the EXECUTING flag is set by the executor whilst the spinlock is set
+	 * and before the item is dequeued - so assuming the above doesn't
+	 * actually dequeue it, simply waiting for the EXECUTING flag to be
+	 * released here should be sufficient */
+	if (wait)
+		wait_on_bit(&work->flags, SLOW_WORK_EXECUTING, slow_work_wait,
+			    TASK_UNINTERRUPTIBLE);
+
+	clear_bit(SLOW_WORK_CANCELLING, &work->flags);
+	if (put)
+		slow_work_put_ref(work);
+}
+EXPORT_SYMBOL(slow_work_cancel);
+
+/*
+ * Handle expiry of the delay timer, indicating that a delayed slow work item
+ * should now be queued if not cancelled
+ */
+static void delayed_slow_work_timer(unsigned long data)
+{
+	wait_queue_head_t *wfo_wq;
+	struct list_head *queue;
+	struct slow_work *work = (struct slow_work *) data;
+	unsigned long flags;
+	bool queued = false, put = false, first = false;
+
+	if (test_bit(SLOW_WORK_VERY_SLOW, &work->flags)) {
+		wfo_wq = &vslow_work_queue_waits_for_occupation;
+		queue = &vslow_work_queue;
+	} else {
+		wfo_wq = &slow_work_queue_waits_for_occupation;
+		queue = &slow_work_queue;
+	}
+
+	spin_lock_irqsave(&slow_work_queue_lock, flags);
+	if (likely(!test_bit(SLOW_WORK_CANCELLING, &work->flags))) {
+		clear_bit(SLOW_WORK_DELAYED, &work->flags);
+
+		if (test_bit(SLOW_WORK_EXECUTING, &work->flags)) {
+			/* we discard the reference the timer was holding in
+			 * favour of the one the executor holds */
+			set_bit(SLOW_WORK_ENQ_DEFERRED, &work->flags);
+			put = true;
+		} else {
+			slow_work_mark_time(work);
+			list_add_tail(&work->link, queue);
+			queued = true;
+			if (work->link.prev == queue)
+				first = true;
+		}
+	}
+
+	spin_unlock_irqrestore(&slow_work_queue_lock, flags);
+	if (put)
+		slow_work_put_ref(work);
+	if (first)
+		wake_up(wfo_wq);
+	if (queued)
+		wake_up(&slow_work_thread_wq);
+}
+
+/**
+ * delayed_slow_work_enqueue - Schedule a delayed slow work item for processing
+ * @dwork: The delayed work item to queue
+ * @delay: When to start executing the work, in jiffies from now
+ *
+ * This is similar to slow_work_enqueue(), but it adds a delay before the work
+ * is actually queued for processing.
+ *
+ * The item can have delayed processing requested on it whilst it is being
+ * executed.  The delay will begin immediately, and if it expires before the
+ * item finishes executing, the item will be placed back on the queue when it
+ * has done executing.
+ */
+int delayed_slow_work_enqueue(struct delayed_slow_work *dwork,
+			      unsigned long delay)
+{
+	struct slow_work *work = &dwork->work;
+	unsigned long flags;
+	int ret;
+
+	if (delay == 0)
+		return slow_work_enqueue(&dwork->work);
+
+	BUG_ON(slow_work_user_count <= 0);
+	BUG_ON(!work);
+	BUG_ON(!work->ops);
+
+	if (test_bit(SLOW_WORK_CANCELLING, &work->flags))
+		return -ECANCELED;
+
+	if (!test_and_set_bit_lock(SLOW_WORK_PENDING, &work->flags)) {
+		spin_lock_irqsave(&slow_work_queue_lock, flags);
+
+		if (test_bit(SLOW_WORK_CANCELLING, &work->flags))
+			goto cancelled;
+
+		/* the timer holds a reference whilst it is pending */
+		ret = work->ops->get_ref(work);
+		if (ret < 0)
+			goto cant_get_ref;
+
+		if (test_and_set_bit(SLOW_WORK_DELAYED, &work->flags))
+			BUG();
+		dwork->timer.expires = jiffies + delay;
+		dwork->timer.data = (unsigned long) work;
+		dwork->timer.function = delayed_slow_work_timer;
+		add_timer(&dwork->timer);
+
+		spin_unlock_irqrestore(&slow_work_queue_lock, flags);
+	}
+
+	return 0;
+
+cancelled:
+	ret = -ECANCELED;
+cant_get_ref:
+	spin_unlock_irqrestore(&slow_work_queue_lock, flags);
+	return ret;
+}
+EXPORT_SYMBOL(delayed_slow_work_enqueue);
+
 /*
  * Schedule a cull of the thread pool at some time in the near future
  */
@@ -368,13 +704,23 @@ static inline bool slow_work_available(int vsmax)
  */
 static int slow_work_thread(void *_data)
 {
-	int vsmax;
+	int vsmax, id;
 
 	DEFINE_WAIT(wait);
 
 	set_freezable();
 	set_user_nice(current, -5);
 
+	/* allocate ourselves an ID */
+	spin_lock_irq(&slow_work_queue_lock);
+	id = find_first_zero_bit(slow_work_ids, SLOW_WORK_THREAD_LIMIT);
+	BUG_ON(id < 0 || id >= SLOW_WORK_THREAD_LIMIT);
+	__set_bit(id, slow_work_ids);
+	slow_work_set_thread_pid(id, current->pid);
+	spin_unlock_irq(&slow_work_queue_lock);
+
+	sprintf(current->comm, "kslowd%03u", id);
+
 	for (;;) {
 		vsmax = vslow_work_proportion;
 		vsmax *= atomic_read(&slow_work_thread_count);
@@ -395,7 +741,7 @@ static int slow_work_thread(void *_data)
 		vsmax *= atomic_read(&slow_work_thread_count);
 		vsmax /= 100;
 
-		if (slow_work_available(vsmax) && slow_work_execute()) {
+		if (slow_work_available(vsmax) && slow_work_execute(id)) {
 			cond_resched();
 			if (list_empty(&slow_work_queue) &&
 			    list_empty(&vslow_work_queue) &&
@@ -412,6 +758,11 @@ static int slow_work_thread(void *_data)
 			break;
 	}
 
+	spin_lock_irq(&slow_work_queue_lock);
+	slow_work_set_thread_pid(id, 0);
+	__clear_bit(id, slow_work_ids);
+	spin_unlock_irq(&slow_work_queue_lock);
+
 	if (atomic_dec_and_test(&slow_work_thread_count))
 		complete_and_exit(&slow_work_last_thread_exited, 0);
 	return 0;
@@ -427,21 +778,6 @@ static void slow_work_cull_timeout(unsigned long data)
 }
 
 /*
- * Get a reference on slow work thread starter
- */
-static int slow_work_new_thread_get_ref(struct slow_work *work)
-{
-	return 0;
-}
-
-/*
- * Drop a reference on slow work thread starter
- */
-static void slow_work_new_thread_put_ref(struct slow_work *work)
-{
-}
-
-/*
  * Start a new slow work thread
  */
 static void slow_work_new_thread_execute(struct slow_work *work)
@@ -475,9 +811,11 @@ static void slow_work_new_thread_execute(struct slow_work *work)
 }
 
 static const struct slow_work_ops slow_work_new_thread_ops = {
-	.get_ref	= slow_work_new_thread_get_ref,
-	.put_ref	= slow_work_new_thread_put_ref,
+	.owner		= THIS_MODULE,
 	.execute	= slow_work_new_thread_execute,
+#ifdef CONFIG_SLOW_WORK_PROC
+	.desc		= slow_work_new_thread_desc,
+#endif
 };
 
 /*
@@ -493,10 +831,10 @@ static void slow_work_oom_timeout(unsigned long data)
  * Handle adjustment of the minimum number of threads
  */
 static int slow_work_min_threads_sysctl(struct ctl_table *table, int write,
-					struct file *filp, void __user *buffer,
+					void __user *buffer,
 					size_t *lenp, loff_t *ppos)
 {
-	int ret = proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 	int n;
 
 	if (ret == 0) {
@@ -521,10 +859,10 @@ static int slow_work_min_threads_sysctl(struct ctl_table *table, int write,
  * Handle adjustment of the maximum number of threads
  */
 static int slow_work_max_threads_sysctl(struct ctl_table *table, int write,
-					struct file *filp, void __user *buffer,
+					void __user *buffer,
 					size_t *lenp, loff_t *ppos)
 {
-	int ret = proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 	int n;
 
 	if (ret == 0) {
@@ -546,12 +884,13 @@ static int slow_work_max_threads_sysctl(struct ctl_table *table, int write,
 
 /**
  * slow_work_register_user - Register a user of the facility
+ * @module: The module about to make use of the facility
  *
  * Register a user of the facility, starting up the initial threads if there
  * aren't any other users at this point.  This will return 0 if successful, or
  * an error if not.
  */
-int slow_work_register_user(void)
+int slow_work_register_user(struct module *module)
 {
 	struct task_struct *p;
 	int loop;
@@ -598,14 +937,79 @@ error:
 }
 EXPORT_SYMBOL(slow_work_register_user);
 
+/*
+ * wait for all outstanding items from the calling module to complete
+ * - note that more items may be queued whilst we're waiting
+ */
+static void slow_work_wait_for_items(struct module *module)
+{
+	DECLARE_WAITQUEUE(myself, current);
+	struct slow_work *work;
+	int loop;
+
+	mutex_lock(&slow_work_unreg_sync_lock);
+	add_wait_queue(&slow_work_unreg_wq, &myself);
+
+	for (;;) {
+		spin_lock_irq(&slow_work_queue_lock);
+
+		/* first of all, we wait for the last queued item in each list
+		 * to be processed */
+		list_for_each_entry_reverse(work, &vslow_work_queue, link) {
+			if (work->owner == module) {
+				set_current_state(TASK_UNINTERRUPTIBLE);
+				slow_work_unreg_work_item = work;
+				goto do_wait;
+			}
+		}
+		list_for_each_entry_reverse(work, &slow_work_queue, link) {
+			if (work->owner == module) {
+				set_current_state(TASK_UNINTERRUPTIBLE);
+				slow_work_unreg_work_item = work;
+				goto do_wait;
+			}
+		}
+
+		/* then we wait for the items being processed to finish */
+		slow_work_unreg_module = module;
+		smp_mb();
+		for (loop = 0; loop < SLOW_WORK_THREAD_LIMIT; loop++) {
+			if (slow_work_thread_processing[loop] == module)
+				goto do_wait;
+		}
+		spin_unlock_irq(&slow_work_queue_lock);
+		break; /* okay, we're done */
+
+	do_wait:
+		spin_unlock_irq(&slow_work_queue_lock);
+		schedule();
+		slow_work_unreg_work_item = NULL;
+		slow_work_unreg_module = NULL;
+	}
+
+	remove_wait_queue(&slow_work_unreg_wq, &myself);
+	mutex_unlock(&slow_work_unreg_sync_lock);
+}
+
 /**
  * slow_work_unregister_user - Unregister a user of the facility
+ * @module: The module whose items should be cleared
  *
  * Unregister a user of the facility, killing all the threads if this was the
  * last one.
+ *
+ * This waits for all the work items belonging to the nominated module to go
+ * away before proceeding.
  */
-void slow_work_unregister_user(void)
+void slow_work_unregister_user(struct module *module)
 {
+	/* first of all, wait for all outstanding items from the calling module
+	 * to complete */
+	if (module)
+		slow_work_wait_for_items(module);
+
+	/* then we can actually go about shutting down the facility if need
+	 * be */
 	mutex_lock(&slow_work_user_lock);
 
 	BUG_ON(slow_work_user_count <= 0);
@@ -639,6 +1043,10 @@ static int __init init_slow_work(void)
 	if (slow_work_max_max_threads < nr_cpus * 2)
 		slow_work_max_max_threads = nr_cpus * 2;
 #endif
+#ifdef CONFIG_SLOW_WORK_PROC
+	proc_create("slow_work_rq", S_IFREG | 0400, NULL,
+		    &slow_work_runqueue_fops);
+#endif
 	return 0;
 }
 
diff --git a/kernel/slow-work.h b/kernel/slow-work.h
new file mode 100644
index 000000000000..3c2f007f3ad6
--- /dev/null
+++ b/kernel/slow-work.h
@@ -0,0 +1,72 @@
+/* Slow work private definitions
+ *
+ * Copyright (C) 2009 Red Hat, Inc. All Rights Reserved.
+ * Written by David Howells (dhowells@redhat.com)
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public Licence
+ * as published by the Free Software Foundation; either version
+ * 2 of the Licence, or (at your option) any later version.
+ */
+
+#define SLOW_WORK_CULL_TIMEOUT (5 * HZ)	/* cull threads 5s after running out of
+					 * things to do */
+#define SLOW_WORK_OOM_TIMEOUT (5 * HZ)	/* can't start new threads for 5s after
+					 * OOM */
+
+#define SLOW_WORK_THREAD_LIMIT	255	/* abs maximum number of slow-work threads */
+
+/*
+ * slow-work.c
+ */
+#ifdef CONFIG_SLOW_WORK_PROC
+extern struct slow_work *slow_work_execs[];
+extern pid_t slow_work_pids[];
+extern rwlock_t slow_work_execs_lock;
+#endif
+
+extern struct list_head slow_work_queue;
+extern struct list_head vslow_work_queue;
+extern spinlock_t slow_work_queue_lock;
+
+/*
+ * slow-work-proc.c
+ */
+#ifdef CONFIG_SLOW_WORK_PROC
+extern const struct file_operations slow_work_runqueue_fops;
+
+extern void slow_work_new_thread_desc(struct slow_work *, struct seq_file *);
+#endif
+
+/*
+ * Helper functions
+ */
+static inline void slow_work_set_thread_pid(int id, pid_t pid)
+{
+#ifdef CONFIG_SLOW_WORK_PROC
+	slow_work_pids[id] = pid;
+#endif
+}
+
+static inline void slow_work_mark_time(struct slow_work *work)
+{
+#ifdef CONFIG_SLOW_WORK_PROC
+	work->mark = CURRENT_TIME;
+#endif
+}
+
+static inline void slow_work_begin_exec(int id, struct slow_work *work)
+{
+#ifdef CONFIG_SLOW_WORK_PROC
+	slow_work_execs[id] = work;
+#endif
+}
+
+static inline void slow_work_end_exec(int id, struct slow_work *work)
+{
+#ifdef CONFIG_SLOW_WORK_PROC
+	write_lock(&slow_work_execs_lock);
+	slow_work_execs[id] = NULL;
+	write_unlock(&slow_work_execs_lock);
+#endif
+}
diff --git a/kernel/smp.c b/kernel/smp.c
index 8e218500ab14..c9d1c7835c2f 100644
--- a/kernel/smp.c
+++ b/kernel/smp.c
@@ -29,8 +29,7 @@ enum {
 
 struct call_function_data {
 	struct call_single_data	csd;
-	spinlock_t		lock;
-	unsigned int		refs;
+	atomic_t		refs;
 	cpumask_var_t		cpumask;
 };
 
@@ -39,9 +38,7 @@ struct call_single_queue {
 	spinlock_t		lock;
 };
 
-static DEFINE_PER_CPU(struct call_function_data, cfd_data) = {
-	.lock			= __SPIN_LOCK_UNLOCKED(cfd_data.lock),
-};
+static DEFINE_PER_CPU(struct call_function_data, cfd_data);
 
 static int
 hotplug_cfd(struct notifier_block *nfb, unsigned long action, void *hcpu)
@@ -196,25 +193,18 @@ void generic_smp_call_function_interrupt(void)
 	list_for_each_entry_rcu(data, &call_function.queue, csd.list) {
 		int refs;
 
-		spin_lock(&data->lock);
-		if (!cpumask_test_cpu(cpu, data->cpumask)) {
-			spin_unlock(&data->lock);
+		if (!cpumask_test_and_clear_cpu(cpu, data->cpumask))
 			continue;
-		}
-		cpumask_clear_cpu(cpu, data->cpumask);
-		spin_unlock(&data->lock);
 
 		data->csd.func(data->csd.info);
 
-		spin_lock(&data->lock);
-		WARN_ON(data->refs == 0);
-		refs = --data->refs;
+		refs = atomic_dec_return(&data->refs);
+		WARN_ON(refs < 0);
 		if (!refs) {
 			spin_lock(&call_function.lock);
 			list_del_rcu(&data->csd.list);
 			spin_unlock(&call_function.lock);
 		}
-		spin_unlock(&data->lock);
 
 		if (refs)
 			continue;
@@ -357,13 +347,6 @@ void __smp_call_function_single(int cpu, struct call_single_data *data,
 	generic_exec_single(cpu, data, wait);
 }
 
-/* Deprecated: shim for archs using old arch_send_call_function_ipi API. */
-
-#ifndef arch_send_call_function_ipi_mask
-# define arch_send_call_function_ipi_mask(maskp) \
-	 arch_send_call_function_ipi(*(maskp))
-#endif
-
 /**
  * smp_call_function_many(): Run a function on a set of other CPUs.
  * @mask: The set of cpus to run on (only runs on online subset).
@@ -419,23 +402,20 @@ void smp_call_function_many(const struct cpumask *mask,
 	data = &__get_cpu_var(cfd_data);
 	csd_lock(&data->csd);
 
-	spin_lock_irqsave(&data->lock, flags);
 	data->csd.func = func;
 	data->csd.info = info;
 	cpumask_and(data->cpumask, mask, cpu_online_mask);
 	cpumask_clear_cpu(this_cpu, data->cpumask);
-	data->refs = cpumask_weight(data->cpumask);
+	atomic_set(&data->refs, cpumask_weight(data->cpumask));
 
-	spin_lock(&call_function.lock);
+	spin_lock_irqsave(&call_function.lock, flags);
 	/*
 	 * Place entry at the _HEAD_ of the list, so that any cpu still
 	 * observing the entry in generic_smp_call_function_interrupt()
 	 * will not miss any other list entries:
 	 */
 	list_add_rcu(&data->csd.list, &call_function.queue);
-	spin_unlock(&call_function.lock);
-
-	spin_unlock_irqrestore(&data->lock, flags);
+	spin_unlock_irqrestore(&call_function.lock, flags);
 
 	/*
 	 * Make the list addition visible before sending the ipi.
diff --git a/kernel/softlockup.c b/kernel/softlockup.c
index 88796c330838..81324d12eb35 100644
--- a/kernel/softlockup.c
+++ b/kernel/softlockup.c
@@ -90,11 +90,11 @@ void touch_all_softlockup_watchdogs(void)
 EXPORT_SYMBOL(touch_all_softlockup_watchdogs);
 
 int proc_dosoftlockup_thresh(struct ctl_table *table, int write,
-			     struct file *filp, void __user *buffer,
+			     void __user *buffer,
 			     size_t *lenp, loff_t *ppos)
 {
 	touch_all_softlockup_watchdogs();
-	return proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	return proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 }
 
 /*
diff --git a/kernel/sys.c b/kernel/sys.c
index b3f1097c76fa..ce17760d9c51 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -14,7 +14,7 @@
 #include <linux/prctl.h>
 #include <linux/highuid.h>
 #include <linux/fs.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/resource.h>
 #include <linux/kernel.h>
 #include <linux/kexec.h>
@@ -1110,6 +1110,8 @@ SYSCALL_DEFINE0(setsid)
 	err = session;
 out:
 	write_unlock_irq(&tasklist_lock);
+	if (err > 0)
+		proc_sid_connector(group_leader);
 	return err;
 }
 
@@ -1338,6 +1340,7 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
 	unsigned long flags;
 	cputime_t utime, stime;
 	struct task_cputime cputime;
+	unsigned long maxrss = 0;
 
 	memset((char *) r, 0, sizeof *r);
 	utime = stime = cputime_zero;
@@ -1346,6 +1349,7 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
 		utime = task_utime(current);
 		stime = task_stime(current);
 		accumulate_thread_rusage(p, r);
+		maxrss = p->signal->maxrss;
 		goto out;
 	}
 
@@ -1363,6 +1367,7 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
 			r->ru_majflt = p->signal->cmaj_flt;
 			r->ru_inblock = p->signal->cinblock;
 			r->ru_oublock = p->signal->coublock;
+			maxrss = p->signal->cmaxrss;
 
 			if (who == RUSAGE_CHILDREN)
 				break;
@@ -1377,6 +1382,8 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
 			r->ru_majflt += p->signal->maj_flt;
 			r->ru_inblock += p->signal->inblock;
 			r->ru_oublock += p->signal->oublock;
+			if (maxrss < p->signal->maxrss)
+				maxrss = p->signal->maxrss;
 			t = p;
 			do {
 				accumulate_thread_rusage(t, r);
@@ -1392,6 +1399,15 @@ static void k_getrusage(struct task_struct *p, int who, struct rusage *r)
 out:
 	cputime_to_timeval(utime, &r->ru_utime);
 	cputime_to_timeval(stime, &r->ru_stime);
+
+	if (who != RUSAGE_CHILDREN) {
+		struct mm_struct *mm = get_task_mm(p);
+		if (mm) {
+			setmax_mm_hiwater_rss(&maxrss, mm);
+			mmput(mm);
+		}
+	}
+	r->ru_maxrss = maxrss * (PAGE_SIZE / 1024); /* convert pages to KBs */
 }
 
 int getrusage(struct task_struct *p, int who, struct rusage __user *ru)
@@ -1511,11 +1527,11 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
 		case PR_SET_TSC:
 			error = SET_TSC_CTL(arg2);
 			break;
-		case PR_TASK_PERF_COUNTERS_DISABLE:
-			error = perf_counter_task_disable();
+		case PR_TASK_PERF_EVENTS_DISABLE:
+			error = perf_event_task_disable();
 			break;
-		case PR_TASK_PERF_COUNTERS_ENABLE:
-			error = perf_counter_task_enable();
+		case PR_TASK_PERF_EVENTS_ENABLE:
+			error = perf_event_task_enable();
 			break;
 		case PR_GET_TIMERSLACK:
 			error = current->timer_slack_ns;
@@ -1528,6 +1544,41 @@ SYSCALL_DEFINE5(prctl, int, option, unsigned long, arg2, unsigned long, arg3,
 				current->timer_slack_ns = arg2;
 			error = 0;
 			break;
+		case PR_MCE_KILL:
+			if (arg4 | arg5)
+				return -EINVAL;
+			switch (arg2) {
+			case PR_MCE_KILL_CLEAR:
+				if (arg3 != 0)
+					return -EINVAL;
+				current->flags &= ~PF_MCE_PROCESS;
+				break;
+			case PR_MCE_KILL_SET:
+				current->flags |= PF_MCE_PROCESS;
+				if (arg3 == PR_MCE_KILL_EARLY)
+					current->flags |= PF_MCE_EARLY;
+				else if (arg3 == PR_MCE_KILL_LATE)
+					current->flags &= ~PF_MCE_EARLY;
+				else if (arg3 == PR_MCE_KILL_DEFAULT)
+					current->flags &=
+						~(PF_MCE_EARLY|PF_MCE_PROCESS);
+				else
+					return -EINVAL;
+				break;
+			default:
+				return -EINVAL;
+			}
+			error = 0;
+			break;
+		case PR_MCE_KILL_GET:
+			if (arg2 | arg3 | arg4 | arg5)
+				return -EINVAL;
+			if (current->flags & PF_MCE_PROCESS)
+				error = (current->flags & PF_MCE_EARLY) ?
+					PR_MCE_KILL_EARLY : PR_MCE_KILL_LATE;
+			else
+				error = PR_MCE_KILL_DEFAULT;
+			break;
 		default:
 			error = -EINVAL;
 			break;
diff --git a/kernel/sys_ni.c b/kernel/sys_ni.c
index 68320f6b07b5..e06d0b8d1951 100644
--- a/kernel/sys_ni.c
+++ b/kernel/sys_ni.c
@@ -49,6 +49,7 @@ cond_syscall(sys_sendmsg);
 cond_syscall(compat_sys_sendmsg);
 cond_syscall(sys_recvmsg);
 cond_syscall(compat_sys_recvmsg);
+cond_syscall(compat_sys_recvfrom);
 cond_syscall(sys_socketcall);
 cond_syscall(sys_futex);
 cond_syscall(compat_sys_futex);
@@ -177,4 +178,4 @@ cond_syscall(sys_eventfd);
 cond_syscall(sys_eventfd2);
 
 /* performance counters: */
-cond_syscall(sys_perf_counter_open);
+cond_syscall(sys_perf_event_open);
diff --git a/kernel/sysctl.c b/kernel/sysctl.c
index 1a631ba684a4..0d949c517412 100644
--- a/kernel/sysctl.c
+++ b/kernel/sysctl.c
@@ -26,7 +26,6 @@
 #include <linux/proc_fs.h>
 #include <linux/security.h>
 #include <linux/ctype.h>
-#include <linux/utsname.h>
 #include <linux/kmemcheck.h>
 #include <linux/smp_lock.h>
 #include <linux/fs.h>
@@ -50,7 +49,7 @@
 #include <linux/reboot.h>
 #include <linux/ftrace.h>
 #include <linux/slow-work.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/uaccess.h>
 #include <asm/processor.h>
@@ -77,6 +76,7 @@ extern int max_threads;
 extern int core_uses_pid;
 extern int suid_dumpable;
 extern char core_pattern[];
+extern unsigned int core_pipe_limit;
 extern int pid_max;
 extern int min_free_kbytes;
 extern int pid_max_min, pid_max_max;
@@ -106,6 +106,9 @@ static int __maybe_unused one = 1;
 static int __maybe_unused two = 2;
 static unsigned long one_ul = 1;
 static int one_hundred = 100;
+#ifdef CONFIG_PRINTK
+static int ten_thousand = 10000;
+#endif
 
 /* this is needed for the proc_doulongvec_minmax of vm_dirty_bytes */
 static unsigned long dirty_bytes_min = 2 * PAGE_SIZE;
@@ -160,9 +163,9 @@ extern int max_lock_depth;
 #endif
 
 #ifdef CONFIG_PROC_SYSCTL
-static int proc_do_cad_pid(struct ctl_table *table, int write, struct file *filp,
+static int proc_do_cad_pid(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos);
-static int proc_taint(struct ctl_table *table, int write, struct file *filp,
+static int proc_taint(struct ctl_table *table, int write,
 			       void __user *buffer, size_t *lenp, loff_t *ppos);
 #endif
 
@@ -421,6 +424,14 @@ static struct ctl_table kern_table[] = {
 		.proc_handler	= &proc_dostring,
 		.strategy	= &sysctl_string,
 	},
+	{
+		.ctl_name	= CTL_UNNUMBERED,
+		.procname	= "core_pipe_limit",
+		.data		= &core_pipe_limit,
+		.maxlen		= sizeof(unsigned int),
+		.mode		= 0644,
+		.proc_handler	= &proc_dointvec,
+	},
 #ifdef CONFIG_PROC_SYSCTL
 	{
 		.procname	= "tainted",
@@ -722,6 +733,17 @@ static struct ctl_table kern_table[] = {
 		.mode		= 0644,
 		.proc_handler	= &proc_dointvec,
 	},
+	{
+		.ctl_name	= CTL_UNNUMBERED,
+		.procname	= "printk_delay",
+		.data		= &printk_delay_msec,
+		.maxlen		= sizeof(int),
+		.mode		= 0644,
+		.proc_handler	= &proc_dointvec_minmax,
+		.strategy	= &sysctl_intvec,
+		.extra1		= &zero,
+		.extra2		= &ten_thousand,
+	},
 #endif
 	{
 		.ctl_name	= KERN_NGROUPS_MAX,
@@ -964,28 +986,28 @@ static struct ctl_table kern_table[] = {
 		.child		= slow_work_sysctls,
 	},
 #endif
-#ifdef CONFIG_PERF_COUNTERS
+#ifdef CONFIG_PERF_EVENTS
 	{
 		.ctl_name	= CTL_UNNUMBERED,
-		.procname	= "perf_counter_paranoid",
-		.data		= &sysctl_perf_counter_paranoid,
-		.maxlen		= sizeof(sysctl_perf_counter_paranoid),
+		.procname	= "perf_event_paranoid",
+		.data		= &sysctl_perf_event_paranoid,
+		.maxlen		= sizeof(sysctl_perf_event_paranoid),
 		.mode		= 0644,
 		.proc_handler	= &proc_dointvec,
 	},
 	{
 		.ctl_name	= CTL_UNNUMBERED,
-		.procname	= "perf_counter_mlock_kb",
-		.data		= &sysctl_perf_counter_mlock,
-		.maxlen		= sizeof(sysctl_perf_counter_mlock),
+		.procname	= "perf_event_mlock_kb",
+		.data		= &sysctl_perf_event_mlock,
+		.maxlen		= sizeof(sysctl_perf_event_mlock),
 		.mode		= 0644,
 		.proc_handler	= &proc_dointvec,
 	},
 	{
 		.ctl_name	= CTL_UNNUMBERED,
-		.procname	= "perf_counter_max_sample_rate",
-		.data		= &sysctl_perf_counter_sample_rate,
-		.maxlen		= sizeof(sysctl_perf_counter_sample_rate),
+		.procname	= "perf_event_max_sample_rate",
+		.data		= &sysctl_perf_event_sample_rate,
+		.maxlen		= sizeof(sysctl_perf_event_sample_rate),
 		.mode		= 0644,
 		.proc_handler	= &proc_dointvec,
 	},
@@ -1376,6 +1398,31 @@ static struct ctl_table vm_table[] = {
 		.mode		= 0644,
 		.proc_handler	= &scan_unevictable_handler,
 	},
+#ifdef CONFIG_MEMORY_FAILURE
+	{
+		.ctl_name	= CTL_UNNUMBERED,
+		.procname	= "memory_failure_early_kill",
+		.data		= &sysctl_memory_failure_early_kill,
+		.maxlen		= sizeof(sysctl_memory_failure_early_kill),
+		.mode		= 0644,
+		.proc_handler	= &proc_dointvec_minmax,
+		.strategy	= &sysctl_intvec,
+		.extra1		= &zero,
+		.extra2		= &one,
+	},
+	{
+		.ctl_name	= CTL_UNNUMBERED,
+		.procname	= "memory_failure_recovery",
+		.data		= &sysctl_memory_failure_recovery,
+		.maxlen		= sizeof(sysctl_memory_failure_recovery),
+		.mode		= 0644,
+		.proc_handler	= &proc_dointvec_minmax,
+		.strategy	= &sysctl_intvec,
+		.extra1		= &zero,
+		.extra2		= &one,
+	},
+#endif
+
 /*
  * NOTE: do not add new entries to this table unless you have read
  * Documentation/sysctl/ctl_unnumbered.txt
@@ -2204,7 +2251,7 @@ void sysctl_head_put(struct ctl_table_header *head)
 #ifdef CONFIG_PROC_SYSCTL
 
 static int _proc_do_string(void* data, int maxlen, int write,
-			   struct file *filp, void __user *buffer,
+			   void __user *buffer,
 			   size_t *lenp, loff_t *ppos)
 {
 	size_t len;
@@ -2265,7 +2312,6 @@ static int _proc_do_string(void* data, int maxlen, int write,
  * proc_dostring - read a string sysctl
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2279,10 +2325,10 @@ static int _proc_do_string(void* data, int maxlen, int write,
  *
  * Returns 0 on success.
  */
-int proc_dostring(struct ctl_table *table, int write, struct file *filp,
+int proc_dostring(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-	return _proc_do_string(table->data, table->maxlen, write, filp,
+	return _proc_do_string(table->data, table->maxlen, write,
 			       buffer, lenp, ppos);
 }
 
@@ -2307,7 +2353,7 @@ static int do_proc_dointvec_conv(int *negp, unsigned long *lvalp,
 }
 
 static int __do_proc_dointvec(void *tbl_data, struct ctl_table *table,
-		  int write, struct file *filp, void __user *buffer,
+		  int write, void __user *buffer,
 		  size_t *lenp, loff_t *ppos,
 		  int (*conv)(int *negp, unsigned long *lvalp, int *valp,
 			      int write, void *data),
@@ -2414,13 +2460,13 @@ static int __do_proc_dointvec(void *tbl_data, struct ctl_table *table,
 #undef TMPBUFLEN
 }
 
-static int do_proc_dointvec(struct ctl_table *table, int write, struct file *filp,
+static int do_proc_dointvec(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos,
 		  int (*conv)(int *negp, unsigned long *lvalp, int *valp,
 			      int write, void *data),
 		  void *data)
 {
-	return __do_proc_dointvec(table->data, table, write, filp,
+	return __do_proc_dointvec(table->data, table, write,
 			buffer, lenp, ppos, conv, data);
 }
 
@@ -2428,7 +2474,6 @@ static int do_proc_dointvec(struct ctl_table *table, int write, struct file *fil
  * proc_dointvec - read a vector of integers
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2438,10 +2483,10 @@ static int do_proc_dointvec(struct ctl_table *table, int write, struct file *fil
  *
  * Returns 0 on success.
  */
-int proc_dointvec(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec(struct ctl_table *table, int write,
 		     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-    return do_proc_dointvec(table,write,filp,buffer,lenp,ppos,
+    return do_proc_dointvec(table,write,buffer,lenp,ppos,
 		    	    NULL,NULL);
 }
 
@@ -2449,7 +2494,7 @@ int proc_dointvec(struct ctl_table *table, int write, struct file *filp,
  * Taint values can only be increased
  * This means we can safely use a temporary.
  */
-static int proc_taint(struct ctl_table *table, int write, struct file *filp,
+static int proc_taint(struct ctl_table *table, int write,
 			       void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table t;
@@ -2461,7 +2506,7 @@ static int proc_taint(struct ctl_table *table, int write, struct file *filp,
 
 	t = *table;
 	t.data = &tmptaint;
-	err = proc_doulongvec_minmax(&t, write, filp, buffer, lenp, ppos);
+	err = proc_doulongvec_minmax(&t, write, buffer, lenp, ppos);
 	if (err < 0)
 		return err;
 
@@ -2513,7 +2558,6 @@ static int do_proc_dointvec_minmax_conv(int *negp, unsigned long *lvalp,
  * proc_dointvec_minmax - read a vector of integers with min/max values
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2526,19 +2570,18 @@ static int do_proc_dointvec_minmax_conv(int *negp, unsigned long *lvalp,
  *
  * Returns 0 on success.
  */
-int proc_dointvec_minmax(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_minmax(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct do_proc_dointvec_minmax_conv_param param = {
 		.min = (int *) table->extra1,
 		.max = (int *) table->extra2,
 	};
-	return do_proc_dointvec(table, write, filp, buffer, lenp, ppos,
+	return do_proc_dointvec(table, write, buffer, lenp, ppos,
 				do_proc_dointvec_minmax_conv, &param);
 }
 
 static int __do_proc_doulongvec_minmax(void *data, struct ctl_table *table, int write,
-				     struct file *filp,
 				     void __user *buffer,
 				     size_t *lenp, loff_t *ppos,
 				     unsigned long convmul,
@@ -2643,21 +2686,19 @@ static int __do_proc_doulongvec_minmax(void *data, struct ctl_table *table, int
 }
 
 static int do_proc_doulongvec_minmax(struct ctl_table *table, int write,
-				     struct file *filp,
 				     void __user *buffer,
 				     size_t *lenp, loff_t *ppos,
 				     unsigned long convmul,
 				     unsigned long convdiv)
 {
 	return __do_proc_doulongvec_minmax(table->data, table, write,
-			filp, buffer, lenp, ppos, convmul, convdiv);
+			buffer, lenp, ppos, convmul, convdiv);
 }
 
 /**
  * proc_doulongvec_minmax - read a vector of long integers with min/max values
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2670,17 +2711,16 @@ static int do_proc_doulongvec_minmax(struct ctl_table *table, int write,
  *
  * Returns 0 on success.
  */
-int proc_doulongvec_minmax(struct ctl_table *table, int write, struct file *filp,
+int proc_doulongvec_minmax(struct ctl_table *table, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-    return do_proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos, 1l, 1l);
+    return do_proc_doulongvec_minmax(table, write, buffer, lenp, ppos, 1l, 1l);
 }
 
 /**
  * proc_doulongvec_ms_jiffies_minmax - read a vector of millisecond values with min/max values
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2695,11 +2735,10 @@ int proc_doulongvec_minmax(struct ctl_table *table, int write, struct file *filp
  * Returns 0 on success.
  */
 int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int write,
-				      struct file *filp,
 				      void __user *buffer,
 				      size_t *lenp, loff_t *ppos)
 {
-    return do_proc_doulongvec_minmax(table, write, filp, buffer,
+    return do_proc_doulongvec_minmax(table, write, buffer,
 				     lenp, ppos, HZ, 1000l);
 }
 
@@ -2775,7 +2814,6 @@ static int do_proc_dointvec_ms_jiffies_conv(int *negp, unsigned long *lvalp,
  * proc_dointvec_jiffies - read a vector of integers as seconds
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2787,10 +2825,10 @@ static int do_proc_dointvec_ms_jiffies_conv(int *negp, unsigned long *lvalp,
  *
  * Returns 0 on success.
  */
-int proc_dointvec_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_jiffies(struct ctl_table *table, int write,
 			  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-    return do_proc_dointvec(table,write,filp,buffer,lenp,ppos,
+    return do_proc_dointvec(table,write,buffer,lenp,ppos,
 		    	    do_proc_dointvec_jiffies_conv,NULL);
 }
 
@@ -2798,7 +2836,6 @@ int proc_dointvec_jiffies(struct ctl_table *table, int write, struct file *filp,
  * proc_dointvec_userhz_jiffies - read a vector of integers as 1/USER_HZ seconds
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: pointer to the file position
@@ -2810,10 +2847,10 @@ int proc_dointvec_jiffies(struct ctl_table *table, int write, struct file *filp,
  *
  * Returns 0 on success.
  */
-int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write,
 				 void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-    return do_proc_dointvec(table,write,filp,buffer,lenp,ppos,
+    return do_proc_dointvec(table,write,buffer,lenp,ppos,
 		    	    do_proc_dointvec_userhz_jiffies_conv,NULL);
 }
 
@@ -2821,7 +2858,6 @@ int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write, struct file
  * proc_dointvec_ms_jiffies - read a vector of integers as 1 milliseconds
  * @table: the sysctl table
  * @write: %TRUE if this is a write to the sysctl file
- * @filp: the file structure
  * @buffer: the user buffer
  * @lenp: the size of the user buffer
  * @ppos: file position
@@ -2834,14 +2870,14 @@ int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write, struct file
  *
  * Returns 0 on success.
  */
-int proc_dointvec_ms_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_ms_jiffies(struct ctl_table *table, int write,
 			     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
-	return do_proc_dointvec(table, write, filp, buffer, lenp, ppos,
+	return do_proc_dointvec(table, write, buffer, lenp, ppos,
 				do_proc_dointvec_ms_jiffies_conv, NULL);
 }
 
-static int proc_do_cad_pid(struct ctl_table *table, int write, struct file *filp,
+static int proc_do_cad_pid(struct ctl_table *table, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct pid *new_pid;
@@ -2850,7 +2886,7 @@ static int proc_do_cad_pid(struct ctl_table *table, int write, struct file *filp
 
 	tmp = pid_vnr(cad_pid);
 
-	r = __do_proc_dointvec(&tmp, table, write, filp, buffer,
+	r = __do_proc_dointvec(&tmp, table, write, buffer,
 			       lenp, ppos, NULL, NULL);
 	if (r || !write)
 		return r;
@@ -2865,50 +2901,49 @@ static int proc_do_cad_pid(struct ctl_table *table, int write, struct file *filp
 
 #else /* CONFIG_PROC_FS */
 
-int proc_dostring(struct ctl_table *table, int write, struct file *filp,
+int proc_dostring(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_dointvec(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec(struct ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_dointvec_minmax(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_minmax(struct ctl_table *table, int write,
 		    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_dointvec_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_jiffies(struct ctl_table *table, int write,
 		    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_userhz_jiffies(struct ctl_table *table, int write,
 		    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_dointvec_ms_jiffies(struct ctl_table *table, int write, struct file *filp,
+int proc_dointvec_ms_jiffies(struct ctl_table *table, int write,
 			     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
-int proc_doulongvec_minmax(struct ctl_table *table, int write, struct file *filp,
+int proc_doulongvec_minmax(struct ctl_table *table, int write,
 		    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	return -ENOSYS;
 }
 
 int proc_doulongvec_ms_jiffies_minmax(struct ctl_table *table, int write,
-				      struct file *filp,
 				      void __user *buffer,
 				      size_t *lenp, loff_t *ppos)
 {
diff --git a/kernel/sysctl_check.c b/kernel/sysctl_check.c
index b38423ca711a..b6e7aaea4604 100644
--- a/kernel/sysctl_check.c
+++ b/kernel/sysctl_check.c
@@ -1521,7 +1521,7 @@ int sysctl_check_table(struct nsproxy *namespaces, struct ctl_table *table)
 			if (!table->ctl_name && table->strategy)
 				set_fail(&fail, table, "Strategy without ctl_name");
 #endif
-#ifdef CONFIG_PROC_FS
+#ifdef CONFIG_PROC_SYSCTL
 			if (table->procname && !table->proc_handler)
 				set_fail(&fail, table, "No proc_handler");
 #endif
diff --git a/kernel/time/Makefile b/kernel/time/Makefile
index 0b0a6366c9d4..ee266620b06c 100644
--- a/kernel/time/Makefile
+++ b/kernel/time/Makefile
@@ -1,4 +1,4 @@
-obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o timecompare.o
+obj-y += timekeeping.o ntp.o clocksource.o jiffies.o timer_list.o timecompare.o timeconv.o
 
 obj-$(CONFIG_GENERIC_CLOCKEVENTS_BUILD)		+= clockevents.o
 obj-$(CONFIG_GENERIC_CLOCKEVENTS)		+= tick-common.o
diff --git a/kernel/time/clocksource.c b/kernel/time/clocksource.c
index 09113347d328..5e18c6ab2c6a 100644
--- a/kernel/time/clocksource.c
+++ b/kernel/time/clocksource.c
@@ -394,15 +394,11 @@ void clocksource_resume(void)
 {
 	struct clocksource *cs;
 
-	mutex_lock(&clocksource_mutex);
-
 	list_for_each_entry(cs, &clocksource_list, list)
 		if (cs->resume)
 			cs->resume();
 
 	clocksource_resume_watchdog();
-
-	mutex_unlock(&clocksource_mutex);
 }
 
 /**
diff --git a/kernel/time/tick-sched.c b/kernel/time/tick-sched.c
index e0f59a21c061..89aed5933ed4 100644
--- a/kernel/time/tick-sched.c
+++ b/kernel/time/tick-sched.c
@@ -231,6 +231,13 @@ void tick_nohz_stop_sched_tick(int inidle)
 	if (!inidle && !ts->inidle)
 		goto end;
 
+	/*
+	 * Set ts->inidle unconditionally. Even if the system did not
+	 * switch to NOHZ mode the cpu frequency governers rely on the
+	 * update of the idle time accounting in tick_nohz_start_idle().
+	 */
+	ts->inidle = 1;
+
 	now = tick_nohz_start_idle(ts);
 
 	/*
@@ -248,8 +255,6 @@ void tick_nohz_stop_sched_tick(int inidle)
 	if (unlikely(ts->nohz_mode == NOHZ_MODE_INACTIVE))
 		goto end;
 
-	ts->inidle = 1;
-
 	if (need_resched())
 		goto end;
 
diff --git a/kernel/time/timeconv.c b/kernel/time/timeconv.c
new file mode 100644
index 000000000000..86628e755f38
--- /dev/null
+++ b/kernel/time/timeconv.c
@@ -0,0 +1,127 @@
+/*
+ * Copyright (C) 1993, 1994, 1995, 1996, 1997 Free Software Foundation, Inc.
+ * This file is part of the GNU C Library.
+ * Contributed by Paul Eggert (eggert@twinsun.com).
+ *
+ * The GNU C Library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public License as
+ * published by the Free Software Foundation; either version 2 of the
+ * License, or (at your option) any later version.
+ *
+ * The GNU C Library is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with the GNU C Library; see the file COPYING.LIB.  If not,
+ * write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+/*
+ * Converts the calendar time to broken-down time representation
+ * Based on code from glibc-2.6
+ *
+ * 2009-7-14:
+ *   Moved from glibc-2.6 to kernel by Zhaolei<zhaolei@cn.fujitsu.com>
+ */
+
+#include <linux/time.h>
+#include <linux/module.h>
+
+/*
+ * Nonzero if YEAR is a leap year (every 4 years,
+ * except every 100th isn't, and every 400th is).
+ */
+static int __isleap(long year)
+{
+	return (year) % 4 == 0 && ((year) % 100 != 0 || (year) % 400 == 0);
+}
+
+/* do a mathdiv for long type */
+static long math_div(long a, long b)
+{
+	return a / b - (a % b < 0);
+}
+
+/* How many leap years between y1 and y2, y1 must less or equal to y2 */
+static long leaps_between(long y1, long y2)
+{
+	long leaps1 = math_div(y1 - 1, 4) - math_div(y1 - 1, 100)
+		+ math_div(y1 - 1, 400);
+	long leaps2 = math_div(y2 - 1, 4) - math_div(y2 - 1, 100)
+		+ math_div(y2 - 1, 400);
+	return leaps2 - leaps1;
+}
+
+/* How many days come before each month (0-12). */
+static const unsigned short __mon_yday[2][13] = {
+	/* Normal years. */
+	{0, 31, 59, 90, 120, 151, 181, 212, 243, 273, 304, 334, 365},
+	/* Leap years. */
+	{0, 31, 60, 91, 121, 152, 182, 213, 244, 274, 305, 335, 366}
+};
+
+#define SECS_PER_HOUR	(60 * 60)
+#define SECS_PER_DAY	(SECS_PER_HOUR * 24)
+
+/**
+ * time_to_tm - converts the calendar time to local broken-down time
+ *
+ * @totalsecs	the number of seconds elapsed since 00:00:00 on January 1, 1970,
+ *		Coordinated Universal Time (UTC).
+ * @offset	offset seconds adding to totalsecs.
+ * @result	pointer to struct tm variable to receive broken-down time
+ */
+void time_to_tm(time_t totalsecs, int offset, struct tm *result)
+{
+	long days, rem, y;
+	const unsigned short *ip;
+
+	days = totalsecs / SECS_PER_DAY;
+	rem = totalsecs % SECS_PER_DAY;
+	rem += offset;
+	while (rem < 0) {
+		rem += SECS_PER_DAY;
+		--days;
+	}
+	while (rem >= SECS_PER_DAY) {
+		rem -= SECS_PER_DAY;
+		++days;
+	}
+
+	result->tm_hour = rem / SECS_PER_HOUR;
+	rem %= SECS_PER_HOUR;
+	result->tm_min = rem / 60;
+	result->tm_sec = rem % 60;
+
+	/* January 1, 1970 was a Thursday. */
+	result->tm_wday = (4 + days) % 7;
+	if (result->tm_wday < 0)
+		result->tm_wday += 7;
+
+	y = 1970;
+
+	while (days < 0 || days >= (__isleap(y) ? 366 : 365)) {
+		/* Guess a corrected year, assuming 365 days per year. */
+		long yg = y + math_div(days, 365);
+
+		/* Adjust DAYS and Y to match the guessed year. */
+		days -= (yg - y) * 365 + leaps_between(y, yg);
+		y = yg;
+	}
+
+	result->tm_year = y - 1900;
+
+	result->tm_yday = days;
+
+	ip = __mon_yday[__isleap(y)];
+	for (y = 11; days < ip[y]; y--)
+		continue;
+	days -= ip[y];
+
+	result->tm_mon = y;
+	result->tm_mday = days + 1;
+}
+EXPORT_SYMBOL(time_to_tm);
diff --git a/kernel/time/timekeeping.c b/kernel/time/timekeeping.c
index fb0f46fa1ecd..c3a4e2907eaa 100644
--- a/kernel/time/timekeeping.c
+++ b/kernel/time/timekeeping.c
@@ -13,6 +13,7 @@
 #include <linux/percpu.h>
 #include <linux/init.h>
 #include <linux/mm.h>
+#include <linux/sched.h>
 #include <linux/sysdev.h>
 #include <linux/clocksource.h>
 #include <linux/jiffies.h>
diff --git a/kernel/time/timer_list.c b/kernel/time/timer_list.c
index fddd69d16e03..1b5b7aa2fdfd 100644
--- a/kernel/time/timer_list.c
+++ b/kernel/time/timer_list.c
@@ -275,7 +275,7 @@ static int timer_list_open(struct inode *inode, struct file *filp)
 	return single_open(filp, timer_list_show, NULL);
 }
 
-static struct file_operations timer_list_fops = {
+static const struct file_operations timer_list_fops = {
 	.open		= timer_list_open,
 	.read		= seq_read,
 	.llseek		= seq_lseek,
diff --git a/kernel/time/timer_stats.c b/kernel/time/timer_stats.c
index 4cde8b9c716f..ee5681f8d7ec 100644
--- a/kernel/time/timer_stats.c
+++ b/kernel/time/timer_stats.c
@@ -395,7 +395,7 @@ static int tstats_open(struct inode *inode, struct file *filp)
 	return single_open(filp, tstats_show, NULL);
 }
 
-static struct file_operations tstats_fops = {
+static const struct file_operations tstats_fops = {
 	.open		= tstats_open,
 	.read		= seq_read,
 	.write		= tstats_write,
diff --git a/kernel/timer.c b/kernel/timer.c
index bbb51074680e..5db5a8d26811 100644
--- a/kernel/timer.c
+++ b/kernel/timer.c
@@ -37,7 +37,7 @@
 #include <linux/delay.h>
 #include <linux/tick.h>
 #include <linux/kallsyms.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <linux/sched.h>
 
 #include <asm/uaccess.h>
@@ -46,6 +46,9 @@
 #include <asm/timex.h>
 #include <asm/io.h>
 
+#define CREATE_TRACE_POINTS
+#include <trace/events/timer.h>
+
 u64 jiffies_64 __cacheline_aligned_in_smp = INITIAL_JIFFIES;
 
 EXPORT_SYMBOL(jiffies_64);
@@ -521,6 +524,25 @@ static inline void debug_timer_activate(struct timer_list *timer) { }
 static inline void debug_timer_deactivate(struct timer_list *timer) { }
 #endif
 
+static inline void debug_init(struct timer_list *timer)
+{
+	debug_timer_init(timer);
+	trace_timer_init(timer);
+}
+
+static inline void
+debug_activate(struct timer_list *timer, unsigned long expires)
+{
+	debug_timer_activate(timer);
+	trace_timer_start(timer, expires);
+}
+
+static inline void debug_deactivate(struct timer_list *timer)
+{
+	debug_timer_deactivate(timer);
+	trace_timer_cancel(timer);
+}
+
 static void __init_timer(struct timer_list *timer,
 			 const char *name,
 			 struct lock_class_key *key)
@@ -549,7 +571,7 @@ void init_timer_key(struct timer_list *timer,
 		    const char *name,
 		    struct lock_class_key *key)
 {
-	debug_timer_init(timer);
+	debug_init(timer);
 	__init_timer(timer, name, key);
 }
 EXPORT_SYMBOL(init_timer_key);
@@ -568,7 +590,7 @@ static inline void detach_timer(struct timer_list *timer,
 {
 	struct list_head *entry = &timer->entry;
 
-	debug_timer_deactivate(timer);
+	debug_deactivate(timer);
 
 	__list_del(entry->prev, entry->next);
 	if (clear_pending)
@@ -632,7 +654,7 @@ __mod_timer(struct timer_list *timer, unsigned long expires,
 			goto out_unlock;
 	}
 
-	debug_timer_activate(timer);
+	debug_activate(timer, expires);
 
 	new_base = __get_cpu_var(tvec_bases);
 
@@ -787,7 +809,7 @@ void add_timer_on(struct timer_list *timer, int cpu)
 	BUG_ON(timer_pending(timer) || !timer->function);
 	spin_lock_irqsave(&base->lock, flags);
 	timer_set_base(timer, base);
-	debug_timer_activate(timer);
+	debug_activate(timer, timer->expires);
 	if (time_before(timer->expires, base->next_timer) &&
 	    !tbase_get_deferrable(timer->base))
 		base->next_timer = timer->expires;
@@ -1000,7 +1022,9 @@ static inline void __run_timers(struct tvec_base *base)
 				 */
 				lock_map_acquire(&lockdep_map);
 
+				trace_timer_expire_entry(timer);
 				fn(data);
+				trace_timer_expire_exit(timer);
 
 				lock_map_release(&lockdep_map);
 
@@ -1187,7 +1211,7 @@ static void run_timer_softirq(struct softirq_action *h)
 {
 	struct tvec_base *base = __get_cpu_var(tvec_bases);
 
-	perf_counter_do_pending();
+	perf_event_do_pending();
 
 	hrtimer_run_pending();
 
diff --git a/kernel/trace/Kconfig b/kernel/trace/Kconfig
index e71634604400..b416512ad17f 100644
--- a/kernel/trace/Kconfig
+++ b/kernel/trace/Kconfig
@@ -83,7 +83,7 @@ config RING_BUFFER_ALLOW_SWAP
 # This allows those options to appear when no other tracer is selected. But the
 # options do not appear when something else selects it. We need the two options
 # GENERIC_TRACER and TRACING to avoid circular dependencies to accomplish the
-# hidding of the automatic options options.
+# hidding of the automatic options.
 
 config TRACING
 	bool
diff --git a/kernel/trace/Makefile b/kernel/trace/Makefile
index 844164dca90a..26f03ac07c2b 100644
--- a/kernel/trace/Makefile
+++ b/kernel/trace/Makefile
@@ -42,7 +42,6 @@ obj-$(CONFIG_BOOT_TRACER) += trace_boot.o
 obj-$(CONFIG_FUNCTION_GRAPH_TRACER) += trace_functions_graph.o
 obj-$(CONFIG_TRACE_BRANCH_PROFILING) += trace_branch.o
 obj-$(CONFIG_HW_BRANCH_TRACER) += trace_hw_branches.o
-obj-$(CONFIG_POWER_TRACER) += trace_power.o
 obj-$(CONFIG_KMEMTRACE) += kmemtrace.o
 obj-$(CONFIG_WORKQUEUE_TRACER) += trace_workqueue.o
 obj-$(CONFIG_BLK_DEV_IO_TRACE) += blktrace.o
@@ -54,5 +53,6 @@ obj-$(CONFIG_EVENT_TRACING) += trace_export.o
 obj-$(CONFIG_FTRACE_SYSCALLS) += trace_syscalls.o
 obj-$(CONFIG_EVENT_PROFILE) += trace_event_profile.o
 obj-$(CONFIG_EVENT_TRACING) += trace_events_filter.o
+obj-$(CONFIG_EVENT_TRACING) += power-traces.o
 
 libftrace-y := ftrace.o
diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c
index 3eb159c277c8..d9d6206e0b14 100644
--- a/kernel/trace/blktrace.c
+++ b/kernel/trace/blktrace.c
@@ -856,6 +856,37 @@ static void blk_add_trace_remap(struct request_queue *q, struct bio *bio,
 }
 
 /**
+ * blk_add_trace_rq_remap - Add a trace for a request-remap operation
+ * @q:		queue the io is for
+ * @rq:		the source request
+ * @dev:	target device
+ * @from:	source sector
+ *
+ * Description:
+ *     Device mapper remaps request to other devices.
+ *     Add a trace for that action.
+ *
+ **/
+static void blk_add_trace_rq_remap(struct request_queue *q,
+				   struct request *rq, dev_t dev,
+				   sector_t from)
+{
+	struct blk_trace *bt = q->blk_trace;
+	struct blk_io_trace_remap r;
+
+	if (likely(!bt))
+		return;
+
+	r.device_from = cpu_to_be32(dev);
+	r.device_to   = cpu_to_be32(disk_devt(rq->rq_disk));
+	r.sector_from = cpu_to_be64(from);
+
+	__blk_add_trace(bt, blk_rq_pos(rq), blk_rq_bytes(rq),
+			rq_data_dir(rq), BLK_TA_REMAP, !!rq->errors,
+			sizeof(r), &r);
+}
+
+/**
  * blk_add_driver_data - Add binary message with driver-specific data
  * @q:		queue the io is for
  * @rq:		io request
@@ -922,10 +953,13 @@ static void blk_register_tracepoints(void)
 	WARN_ON(ret);
 	ret = register_trace_block_remap(blk_add_trace_remap);
 	WARN_ON(ret);
+	ret = register_trace_block_rq_remap(blk_add_trace_rq_remap);
+	WARN_ON(ret);
 }
 
 static void blk_unregister_tracepoints(void)
 {
+	unregister_trace_block_rq_remap(blk_add_trace_rq_remap);
 	unregister_trace_block_remap(blk_add_trace_remap);
 	unregister_trace_block_split(blk_add_trace_split);
 	unregister_trace_block_unplug_io(blk_add_trace_unplug_io);
@@ -1657,6 +1691,11 @@ int blk_trace_init_sysfs(struct device *dev)
 	return sysfs_create_group(&dev->kobj, &blk_trace_attr_group);
 }
 
+void blk_trace_remove_sysfs(struct device *dev)
+{
+	sysfs_remove_group(&dev->kobj, &blk_trace_attr_group);
+}
+
 #endif /* CONFIG_BLK_DEV_IO_TRACE */
 
 #ifdef CONFIG_EVENT_TRACING
diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c
index cc615f84751b..6dc4e5ef7a01 100644
--- a/kernel/trace/ftrace.c
+++ b/kernel/trace/ftrace.c
@@ -225,7 +225,11 @@ static void ftrace_update_pid_func(void)
 	if (ftrace_trace_function == ftrace_stub)
 		return;
 
+#ifdef CONFIG_HAVE_FUNCTION_TRACE_MCOUNT_TEST
 	func = ftrace_trace_function;
+#else
+	func = __ftrace_trace_function;
+#endif
 
 	if (ftrace_pid_trace) {
 		set_ftrace_pid_function(func);
@@ -736,7 +740,7 @@ ftrace_profile_write(struct file *filp, const char __user *ubuf,
  out:
 	mutex_unlock(&ftrace_profile_lock);
 
-	filp->f_pos += cnt;
+	*ppos += cnt;
 
 	return cnt;
 }
@@ -1074,14 +1078,9 @@ static void ftrace_replace_code(int enable)
 		failed = __ftrace_replace_code(rec, enable);
 		if (failed) {
 			rec->flags |= FTRACE_FL_FAILED;
-			if ((system_state == SYSTEM_BOOTING) ||
-			    !core_kernel_text(rec->ip)) {
-				ftrace_free_rec(rec);
-				} else {
-				ftrace_bug(failed, rec->ip);
-					/* Stop processing */
-					return;
-				}
+			ftrace_bug(failed, rec->ip);
+			/* Stop processing */
+			return;
 		}
 	} while_for_each_ftrace_rec();
 }
@@ -1520,7 +1519,7 @@ static int t_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations show_ftrace_seq_ops = {
+static const struct seq_operations show_ftrace_seq_ops = {
 	.start = t_start,
 	.next = t_next,
 	.stop = t_stop,
@@ -1621,8 +1620,10 @@ ftrace_regex_open(struct inode *inode, struct file *file, int enable)
 		if (!ret) {
 			struct seq_file *m = file->private_data;
 			m->private = iter;
-		} else
+		} else {
+			trace_parser_put(&iter->parser);
 			kfree(iter);
+		}
 	} else
 		file->private_data = iter;
 	mutex_unlock(&ftrace_regex_lock);
@@ -2202,7 +2203,7 @@ ftrace_regex_write(struct file *file, const char __user *ubuf,
 	struct trace_parser *parser;
 	ssize_t ret, read;
 
-	if (!cnt || cnt < 0)
+	if (!cnt)
 		return 0;
 
 	mutex_lock(&ftrace_regex_lock);
@@ -2216,20 +2217,20 @@ ftrace_regex_write(struct file *file, const char __user *ubuf,
 	parser = &iter->parser;
 	read = trace_get_user(parser, ubuf, cnt, ppos);
 
-	if (trace_parser_loaded(parser) &&
+	if (read >= 0 && trace_parser_loaded(parser) &&
 	    !trace_parser_cont(parser)) {
 		ret = ftrace_process_regex(parser->buffer,
 					   parser->idx, enable);
 		if (ret)
-			goto out;
+			goto out_unlock;
 
 		trace_parser_clear(parser);
 	}
 
 	ret = read;
-
+out_unlock:
 	mutex_unlock(&ftrace_regex_lock);
-out:
+
 	return ret;
 }
 
@@ -2414,11 +2415,9 @@ unsigned long ftrace_graph_funcs[FTRACE_GRAPH_MAX_FUNCS] __read_mostly;
 static void *
 __g_next(struct seq_file *m, loff_t *pos)
 {
-	unsigned long *array = m->private;
-
 	if (*pos >= ftrace_graph_count)
 		return NULL;
-	return &array[*pos];
+	return &ftrace_graph_funcs[*pos];
 }
 
 static void *
@@ -2461,7 +2460,7 @@ static int g_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations ftrace_graph_seq_ops = {
+static const struct seq_operations ftrace_graph_seq_ops = {
 	.start = g_start,
 	.next = g_next,
 	.stop = g_stop,
@@ -2482,16 +2481,10 @@ ftrace_graph_open(struct inode *inode, struct file *file)
 		ftrace_graph_count = 0;
 		memset(ftrace_graph_funcs, 0, sizeof(ftrace_graph_funcs));
 	}
+	mutex_unlock(&graph_lock);
 
-	if (file->f_mode & FMODE_READ) {
+	if (file->f_mode & FMODE_READ)
 		ret = seq_open(file, &ftrace_graph_seq_ops);
-		if (!ret) {
-			struct seq_file *m = file->private_data;
-			m->private = ftrace_graph_funcs;
-		}
-	} else
-		file->private_data = ftrace_graph_funcs;
-	mutex_unlock(&graph_lock);
 
 	return ret;
 }
@@ -2560,9 +2553,7 @@ ftrace_graph_write(struct file *file, const char __user *ubuf,
 		   size_t cnt, loff_t *ppos)
 {
 	struct trace_parser parser;
-	unsigned long *array;
-	size_t read = 0;
-	ssize_t ret;
+	ssize_t read, ret;
 
 	if (!cnt || cnt < 0)
 		return 0;
@@ -2571,35 +2562,31 @@ ftrace_graph_write(struct file *file, const char __user *ubuf,
 
 	if (ftrace_graph_count >= FTRACE_GRAPH_MAX_FUNCS) {
 		ret = -EBUSY;
-		goto out;
+		goto out_unlock;
 	}
 
-	if (file->f_mode & FMODE_READ) {
-		struct seq_file *m = file->private_data;
-		array = m->private;
-	} else
-		array = file->private_data;
-
 	if (trace_parser_get_init(&parser, FTRACE_BUFF_MAX)) {
 		ret = -ENOMEM;
-		goto out;
+		goto out_unlock;
 	}
 
 	read = trace_get_user(&parser, ubuf, cnt, ppos);
 
-	if (trace_parser_loaded((&parser))) {
+	if (read >= 0 && trace_parser_loaded((&parser))) {
 		parser.buffer[parser.idx] = 0;
 
 		/* we allow only one expression at a time */
-		ret = ftrace_set_func(array, &ftrace_graph_count,
+		ret = ftrace_set_func(ftrace_graph_funcs, &ftrace_graph_count,
 					parser.buffer);
 		if (ret)
-			goto out;
+			goto out_free;
 	}
 
 	ret = read;
- out:
+
+out_free:
 	trace_parser_put(&parser);
+out_unlock:
 	mutex_unlock(&graph_lock);
 
 	return ret;
@@ -2670,19 +2657,17 @@ static int ftrace_convert_nops(struct module *mod,
 }
 
 #ifdef CONFIG_MODULES
-void ftrace_release(void *start, void *end)
+void ftrace_release_mod(struct module *mod)
 {
 	struct dyn_ftrace *rec;
 	struct ftrace_page *pg;
-	unsigned long s = (unsigned long)start;
-	unsigned long e = (unsigned long)end;
 
-	if (ftrace_disabled || !start || start == end)
+	if (ftrace_disabled)
 		return;
 
 	mutex_lock(&ftrace_lock);
 	do_for_each_ftrace_rec(pg, rec) {
-		if ((rec->ip >= s) && (rec->ip < e)) {
+		if (within_module_core(rec->ip, mod)) {
 			/*
 			 * rec->ip is changed in ftrace_free_rec()
 			 * It should not between s and e if record was freed.
@@ -2714,9 +2699,7 @@ static int ftrace_module_notify(struct notifier_block *self,
 				   mod->num_ftrace_callsites);
 		break;
 	case MODULE_STATE_GOING:
-		ftrace_release(mod->ftrace_callsites,
-			       mod->ftrace_callsites +
-			       mod->num_ftrace_callsites);
+		ftrace_release_mod(mod);
 		break;
 	}
 
@@ -3030,7 +3013,7 @@ int unregister_ftrace_function(struct ftrace_ops *ops)
 
 int
 ftrace_enable_sysctl(struct ctl_table *table, int write,
-		     struct file *file, void __user *buffer, size_t *lenp,
+		     void __user *buffer, size_t *lenp,
 		     loff_t *ppos)
 {
 	int ret;
@@ -3040,7 +3023,7 @@ ftrace_enable_sysctl(struct ctl_table *table, int write,
 
 	mutex_lock(&ftrace_lock);
 
-	ret  = proc_dointvec(table, write, file, buffer, lenp, ppos);
+	ret  = proc_dointvec(table, write, buffer, lenp, ppos);
 
 	if (ret || !write || (last_ftrace_enabled == !!ftrace_enabled))
 		goto out;
diff --git a/kernel/trace/kmemtrace.c b/kernel/trace/kmemtrace.c
index 81b1645c8549..a91da69f153a 100644
--- a/kernel/trace/kmemtrace.c
+++ b/kernel/trace/kmemtrace.c
@@ -501,7 +501,7 @@ static int __init init_kmem_tracer(void)
 		return 1;
 	}
 
-	if (!register_tracer(&kmem_tracer)) {
+	if (register_tracer(&kmem_tracer) != 0) {
 		pr_warning("Warning: could not register the kmem tracer\n");
 		return 1;
 	}
diff --git a/kernel/trace/power-traces.c b/kernel/trace/power-traces.c
new file mode 100644
index 000000000000..e06c6e3d56a3
--- /dev/null
+++ b/kernel/trace/power-traces.c
@@ -0,0 +1,20 @@
+/*
+ * Power trace points
+ *
+ * Copyright (C) 2009 Arjan van de Ven <arjan@linux.intel.com>
+ */
+
+#include <linux/string.h>
+#include <linux/types.h>
+#include <linux/workqueue.h>
+#include <linux/sched.h>
+#include <linux/module.h>
+#include <linux/slab.h>
+
+#define CREATE_TRACE_POINTS
+#include <trace/events/power.h>
+
+EXPORT_TRACEPOINT_SYMBOL_GPL(power_start);
+EXPORT_TRACEPOINT_SYMBOL_GPL(power_end);
+EXPORT_TRACEPOINT_SYMBOL_GPL(power_frequency);
+
diff --git a/kernel/trace/ring_buffer.c b/kernel/trace/ring_buffer.c
index 6eef38923b07..5dd017fea6f5 100644
--- a/kernel/trace/ring_buffer.c
+++ b/kernel/trace/ring_buffer.c
@@ -201,8 +201,6 @@ int tracing_is_on(void)
 }
 EXPORT_SYMBOL_GPL(tracing_is_on);
 
-#include "trace.h"
-
 #define RB_EVNT_HDR_SIZE (offsetof(struct ring_buffer_event, array))
 #define RB_ALIGNMENT		4U
 #define RB_MAX_SMALL_DATA	(RB_ALIGNMENT * RINGBUF_TYPE_DATA_TYPE_LEN_MAX)
@@ -485,7 +483,7 @@ struct ring_buffer_iter {
 /* Up this if you want to test the TIME_EXTENTS and normalization */
 #define DEBUG_SHIFT 0
 
-static inline u64 rb_time_stamp(struct ring_buffer *buffer, int cpu)
+static inline u64 rb_time_stamp(struct ring_buffer *buffer)
 {
 	/* shift to debug/test normalization and TIME_EXTENTS */
 	return buffer->clock() << DEBUG_SHIFT;
@@ -496,7 +494,7 @@ u64 ring_buffer_time_stamp(struct ring_buffer *buffer, int cpu)
 	u64 time;
 
 	preempt_disable_notrace();
-	time = rb_time_stamp(buffer, cpu);
+	time = rb_time_stamp(buffer);
 	preempt_enable_no_resched_notrace();
 
 	return time;
@@ -601,7 +599,7 @@ static struct list_head *rb_list_head(struct list_head *list)
 }
 
 /*
- * rb_is_head_page - test if the give page is the head page
+ * rb_is_head_page - test if the given page is the head page
  *
  * Because the reader may move the head_page pointer, we can
  * not trust what the head page is (it may be pointing to
@@ -1195,6 +1193,7 @@ rb_remove_pages(struct ring_buffer_per_cpu *cpu_buffer, unsigned nr_pages)
 	atomic_inc(&cpu_buffer->record_disabled);
 	synchronize_sched();
 
+	spin_lock_irq(&cpu_buffer->reader_lock);
 	rb_head_page_deactivate(cpu_buffer);
 
 	for (i = 0; i < nr_pages; i++) {
@@ -1209,6 +1208,7 @@ rb_remove_pages(struct ring_buffer_per_cpu *cpu_buffer, unsigned nr_pages)
 		return;
 
 	rb_reset_cpu(cpu_buffer);
+	spin_unlock_irq(&cpu_buffer->reader_lock);
 
 	rb_check_pages(cpu_buffer);
 
@@ -1870,7 +1870,7 @@ rb_move_tail(struct ring_buffer_per_cpu *cpu_buffer,
 		 * Nested commits always have zero deltas, so
 		 * just reread the time stamp
 		 */
-		*ts = rb_time_stamp(buffer, cpu_buffer->cpu);
+		*ts = rb_time_stamp(buffer);
 		next_page->page->time_stamp = *ts;
 	}
 
@@ -2113,7 +2113,7 @@ rb_reserve_next_event(struct ring_buffer *buffer,
 	if (RB_WARN_ON(cpu_buffer, ++nr_loops > 1000))
 		goto out_fail;
 
-	ts = rb_time_stamp(cpu_buffer->buffer, cpu_buffer->cpu);
+	ts = rb_time_stamp(cpu_buffer->buffer);
 
 	/*
 	 * Only the first commit can update the timestamp.
@@ -2683,7 +2683,7 @@ unsigned long ring_buffer_entries(struct ring_buffer *buffer)
 EXPORT_SYMBOL_GPL(ring_buffer_entries);
 
 /**
- * ring_buffer_overrun_cpu - get the number of overruns in buffer
+ * ring_buffer_overruns - get the number of overruns in buffer
  * @buffer: The ring buffer
  *
  * Returns the total number of overruns in the ring buffer
diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c
index fd52a19dd172..b20d3ec75de9 100644
--- a/kernel/trace/trace.c
+++ b/kernel/trace/trace.c
@@ -125,13 +125,13 @@ int ftrace_dump_on_oops;
 
 static int tracing_set_tracer(const char *buf);
 
-#define BOOTUP_TRACER_SIZE		100
-static char bootup_tracer_buf[BOOTUP_TRACER_SIZE] __initdata;
+#define MAX_TRACER_SIZE		100
+static char bootup_tracer_buf[MAX_TRACER_SIZE] __initdata;
 static char *default_bootup_tracer;
 
 static int __init set_ftrace(char *str)
 {
-	strncpy(bootup_tracer_buf, str, BOOTUP_TRACER_SIZE);
+	strncpy(bootup_tracer_buf, str, MAX_TRACER_SIZE);
 	default_bootup_tracer = bootup_tracer_buf;
 	/* We are using ftrace early, expand it */
 	ring_buffer_expanded = 1;
@@ -242,13 +242,6 @@ static struct tracer		*trace_types __read_mostly;
 static struct tracer		*current_trace __read_mostly;
 
 /*
- * max_tracer_type_len is used to simplify the allocating of
- * buffers to read userspace tracer names. We keep track of
- * the longest tracer name registered.
- */
-static int			max_tracer_type_len;
-
-/*
  * trace_types_lock is used to protect the trace_types list.
  * This lock is also used to keep user access serialized.
  * Accesses from userspace will grab this lock while userspace
@@ -275,12 +268,18 @@ static DEFINE_SPINLOCK(tracing_start_lock);
  */
 void trace_wake_up(void)
 {
+	int cpu;
+
+	if (trace_flags & TRACE_ITER_BLOCK)
+		return;
 	/*
 	 * The runqueue_is_locked() can fail, but this is the best we
 	 * have for now:
 	 */
-	if (!(trace_flags & TRACE_ITER_BLOCK) && !runqueue_is_locked())
+	cpu = get_cpu();
+	if (!runqueue_is_locked(cpu))
 		wake_up(&trace_wait);
+	put_cpu();
 }
 
 static int __init set_buf_size(char *str)
@@ -416,7 +415,7 @@ int trace_get_user(struct trace_parser *parser, const char __user *ubuf,
 
 	/* read the non-space input */
 	while (cnt && !isspace(ch)) {
-		if (parser->idx < parser->size)
+		if (parser->idx < parser->size - 1)
 			parser->buffer[parser->idx++] = ch;
 		else {
 			ret = -EINVAL;
@@ -619,7 +618,6 @@ __releases(kernel_lock)
 __acquires(kernel_lock)
 {
 	struct tracer *t;
-	int len;
 	int ret = 0;
 
 	if (!type->name) {
@@ -627,6 +625,11 @@ __acquires(kernel_lock)
 		return -1;
 	}
 
+	if (strlen(type->name) > MAX_TRACER_SIZE) {
+		pr_info("Tracer has a name longer than %d\n", MAX_TRACER_SIZE);
+		return -1;
+	}
+
 	/*
 	 * When this gets called we hold the BKL which means that
 	 * preemption is disabled. Various trace selftests however
@@ -641,7 +644,7 @@ __acquires(kernel_lock)
 	for (t = trace_types; t; t = t->next) {
 		if (strcmp(type->name, t->name) == 0) {
 			/* already found */
-			pr_info("Trace %s already registered\n",
+			pr_info("Tracer %s already registered\n",
 				type->name);
 			ret = -1;
 			goto out;
@@ -692,9 +695,6 @@ __acquires(kernel_lock)
 
 	type->next = trace_types;
 	trace_types = type;
-	len = strlen(type->name);
-	if (len > max_tracer_type_len)
-		max_tracer_type_len = len;
 
  out:
 	tracing_selftest_running = false;
@@ -703,7 +703,7 @@ __acquires(kernel_lock)
 	if (ret || !default_bootup_tracer)
 		goto out_unlock;
 
-	if (strncmp(default_bootup_tracer, type->name, BOOTUP_TRACER_SIZE))
+	if (strncmp(default_bootup_tracer, type->name, MAX_TRACER_SIZE))
 		goto out_unlock;
 
 	printk(KERN_INFO "Starting tracer '%s'\n", type->name);
@@ -725,14 +725,13 @@ __acquires(kernel_lock)
 void unregister_tracer(struct tracer *type)
 {
 	struct tracer **t;
-	int len;
 
 	mutex_lock(&trace_types_lock);
 	for (t = &trace_types; *t; t = &(*t)->next) {
 		if (*t == type)
 			goto found;
 	}
-	pr_info("Trace %s not registered\n", type->name);
+	pr_info("Tracer %s not registered\n", type->name);
 	goto out;
 
  found:
@@ -745,17 +744,7 @@ void unregister_tracer(struct tracer *type)
 			current_trace->stop(&global_trace);
 		current_trace = &nop_trace;
 	}
-
-	if (strlen(type->name) != max_tracer_type_len)
-		goto out;
-
-	max_tracer_type_len = 0;
-	for (t = &trace_types; *t; t = &(*t)->next) {
-		len = strlen((*t)->name);
-		if (len > max_tracer_type_len)
-			max_tracer_type_len = len;
-	}
- out:
+out:
 	mutex_unlock(&trace_types_lock);
 }
 
@@ -1404,7 +1393,7 @@ int trace_array_vprintk(struct trace_array *tr,
 
 int trace_vprintk(unsigned long ip, const char *fmt, va_list args)
 {
-	return trace_array_printk(&global_trace, ip, fmt, args);
+	return trace_array_vprintk(&global_trace, ip, fmt, args);
 }
 EXPORT_SYMBOL_GPL(trace_vprintk);
 
@@ -1960,7 +1949,7 @@ static int s_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations tracer_seq_ops = {
+static const struct seq_operations tracer_seq_ops = {
 	.start		= s_start,
 	.next		= s_next,
 	.stop		= s_stop,
@@ -1995,11 +1984,9 @@ __tracing_open(struct inode *inode, struct file *file)
 	if (current_trace)
 		*iter->trace = *current_trace;
 
-	if (!alloc_cpumask_var(&iter->started, GFP_KERNEL))
+	if (!zalloc_cpumask_var(&iter->started, GFP_KERNEL))
 		goto fail;
 
-	cpumask_clear(iter->started);
-
 	if (current_trace && current_trace->print_max)
 		iter->tr = &max_tr;
 	else
@@ -2174,7 +2161,7 @@ static int t_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations show_traces_seq_ops = {
+static const struct seq_operations show_traces_seq_ops = {
 	.start		= t_start,
 	.next		= t_next,
 	.stop		= t_stop,
@@ -2453,7 +2440,7 @@ tracing_trace_options_write(struct file *filp, const char __user *ubuf,
 			return ret;
 	}
 
-	filp->f_pos += cnt;
+	*ppos += cnt;
 
 	return cnt;
 }
@@ -2595,7 +2582,7 @@ tracing_ctrl_write(struct file *filp, const char __user *ubuf,
 	}
 	mutex_unlock(&trace_types_lock);
 
-	filp->f_pos += cnt;
+	*ppos += cnt;
 
 	return cnt;
 }
@@ -2604,7 +2591,7 @@ static ssize_t
 tracing_set_trace_read(struct file *filp, char __user *ubuf,
 		       size_t cnt, loff_t *ppos)
 {
-	char buf[max_tracer_type_len+2];
+	char buf[MAX_TRACER_SIZE+2];
 	int r;
 
 	mutex_lock(&trace_types_lock);
@@ -2754,15 +2741,15 @@ static ssize_t
 tracing_set_trace_write(struct file *filp, const char __user *ubuf,
 			size_t cnt, loff_t *ppos)
 {
-	char buf[max_tracer_type_len+1];
+	char buf[MAX_TRACER_SIZE+1];
 	int i;
 	size_t ret;
 	int err;
 
 	ret = cnt;
 
-	if (cnt > max_tracer_type_len)
-		cnt = max_tracer_type_len;
+	if (cnt > MAX_TRACER_SIZE)
+		cnt = MAX_TRACER_SIZE;
 
 	if (copy_from_user(&buf, ubuf, cnt))
 		return -EFAULT;
@@ -2777,7 +2764,7 @@ tracing_set_trace_write(struct file *filp, const char __user *ubuf,
 	if (err)
 		return err;
 
-	filp->f_pos += ret;
+	*ppos += ret;
 
 	return ret;
 }
@@ -3312,7 +3299,7 @@ tracing_entries_write(struct file *filp, const char __user *ubuf,
 		}
 	}
 
-	filp->f_pos += cnt;
+	*ppos += cnt;
 
 	/* If check pages failed, return ENOMEM */
 	if (tracing_disabled)
@@ -4400,7 +4387,7 @@ __init static int tracer_alloc_buffers(void)
 	if (!alloc_cpumask_var(&tracing_cpumask, GFP_KERNEL))
 		goto out_free_buffer_mask;
 
-	if (!alloc_cpumask_var(&tracing_reader_cpumask, GFP_KERNEL))
+	if (!zalloc_cpumask_var(&tracing_reader_cpumask, GFP_KERNEL))
 		goto out_free_tracing_cpumask;
 
 	/* To save memory, keep the ring buffer size to its minimum */
@@ -4411,7 +4398,6 @@ __init static int tracer_alloc_buffers(void)
 
 	cpumask_copy(tracing_buffer_mask, cpu_possible_mask);
 	cpumask_copy(tracing_cpumask, cpu_all_mask);
-	cpumask_clear(tracing_reader_cpumask);
 
 	/* TODO: make the number of buffers hot pluggable with CPUS */
 	global_trace.buffer = ring_buffer_alloc(ring_buf_size,
diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h
index 86bcff94791a..405cb850b75d 100644
--- a/kernel/trace/trace.h
+++ b/kernel/trace/trace.h
@@ -11,7 +11,6 @@
 #include <linux/ftrace.h>
 #include <trace/boot.h>
 #include <linux/kmemtrace.h>
-#include <trace/power.h>
 
 #include <linux/trace_seq.h>
 #include <linux/ftrace_event.h>
@@ -37,7 +36,6 @@ enum trace_type {
 	TRACE_HW_BRANCHES,
 	TRACE_KMEM_ALLOC,
 	TRACE_KMEM_FREE,
-	TRACE_POWER,
 	TRACE_BLK,
 
 	__TRACE_LAST_TYPE,
@@ -207,7 +205,6 @@ extern void __ftrace_bad_type(void);
 		IF_ASSIGN(var, ent, struct ftrace_graph_ret_entry,	\
 			  TRACE_GRAPH_RET);		\
 		IF_ASSIGN(var, ent, struct hw_branch_entry, TRACE_HW_BRANCHES);\
-		IF_ASSIGN(var, ent, struct trace_power, TRACE_POWER); \
 		IF_ASSIGN(var, ent, struct kmemtrace_alloc_entry,	\
 			  TRACE_KMEM_ALLOC);	\
 		IF_ASSIGN(var, ent, struct kmemtrace_free_entry,	\
diff --git a/kernel/trace/trace_branch.c b/kernel/trace/trace_branch.c
index 7a7a9fd249a9..4a194f08f88c 100644
--- a/kernel/trace/trace_branch.c
+++ b/kernel/trace/trace_branch.c
@@ -34,6 +34,7 @@ probe_likely_condition(struct ftrace_branch_data *f, int val, int expect)
 	struct trace_array *tr = branch_tracer;
 	struct ring_buffer_event *event;
 	struct trace_branch *entry;
+	struct ring_buffer *buffer;
 	unsigned long flags;
 	int cpu, pc;
 	const char *p;
@@ -54,7 +55,8 @@ probe_likely_condition(struct ftrace_branch_data *f, int val, int expect)
 		goto out;
 
 	pc = preempt_count();
-	event = trace_buffer_lock_reserve(tr, TRACE_BRANCH,
+	buffer = tr->buffer;
+	event = trace_buffer_lock_reserve(buffer, TRACE_BRANCH,
 					  sizeof(*entry), flags, pc);
 	if (!event)
 		goto out;
@@ -74,8 +76,8 @@ probe_likely_condition(struct ftrace_branch_data *f, int val, int expect)
 	entry->line = f->line;
 	entry->correct = val == expect;
 
-	if (!filter_check_discard(call, entry, tr->buffer, event))
-		ring_buffer_unlock_commit(tr->buffer, event);
+	if (!filter_check_discard(call, entry, buffer, event))
+		ring_buffer_unlock_commit(buffer, event);
 
  out:
 	atomic_dec(&tr->data[cpu]->disabled);
diff --git a/kernel/trace/trace_entries.h b/kernel/trace/trace_entries.h
index a431748ddd6e..ead3d724599d 100644
--- a/kernel/trace/trace_entries.h
+++ b/kernel/trace/trace_entries.h
@@ -330,23 +330,6 @@ FTRACE_ENTRY(hw_branch, hw_branch_entry,
 	F_printk("from: %llx to: %llx", __entry->from, __entry->to)
 );
 
-FTRACE_ENTRY(power, trace_power,
-
-	TRACE_POWER,
-
-	F_STRUCT(
-		__field_struct(	struct power_trace,	state_data	)
-		__field_desc(	s64,	state_data,	stamp		)
-		__field_desc(	s64,	state_data,	end		)
-		__field_desc(	int,	state_data,	type		)
-		__field_desc(	int,	state_data,	state		)
-	),
-
-	F_printk("%llx->%llx type:%u state:%u",
-		 __entry->stamp, __entry->end,
-		 __entry->type, __entry->state)
-);
-
 FTRACE_ENTRY(kmem_alloc, kmemtrace_alloc_entry,
 
 	TRACE_KMEM_ALLOC,
diff --git a/kernel/trace/trace_event_profile.c b/kernel/trace/trace_event_profile.c
index 55a25c933d15..8d5c171cc998 100644
--- a/kernel/trace/trace_event_profile.c
+++ b/kernel/trace/trace_event_profile.c
@@ -8,6 +8,62 @@
 #include <linux/module.h>
 #include "trace.h"
 
+/*
+ * We can't use a size but a type in alloc_percpu()
+ * So let's create a dummy type that matches the desired size
+ */
+typedef struct {char buf[FTRACE_MAX_PROFILE_SIZE];} profile_buf_t;
+
+char		*trace_profile_buf;
+EXPORT_SYMBOL_GPL(trace_profile_buf);
+
+char		*trace_profile_buf_nmi;
+EXPORT_SYMBOL_GPL(trace_profile_buf_nmi);
+
+/* Count the events in use (per event id, not per instance) */
+static int	total_profile_count;
+
+static int ftrace_profile_enable_event(struct ftrace_event_call *event)
+{
+	char *buf;
+	int ret = -ENOMEM;
+
+	if (atomic_inc_return(&event->profile_count))
+		return 0;
+
+	if (!total_profile_count) {
+		buf = (char *)alloc_percpu(profile_buf_t);
+		if (!buf)
+			goto fail_buf;
+
+		rcu_assign_pointer(trace_profile_buf, buf);
+
+		buf = (char *)alloc_percpu(profile_buf_t);
+		if (!buf)
+			goto fail_buf_nmi;
+
+		rcu_assign_pointer(trace_profile_buf_nmi, buf);
+	}
+
+	ret = event->profile_enable();
+	if (!ret) {
+		total_profile_count++;
+		return 0;
+	}
+
+fail_buf_nmi:
+	if (!total_profile_count) {
+		free_percpu(trace_profile_buf_nmi);
+		free_percpu(trace_profile_buf);
+		trace_profile_buf_nmi = NULL;
+		trace_profile_buf = NULL;
+	}
+fail_buf:
+	atomic_dec(&event->profile_count);
+
+	return ret;
+}
+
 int ftrace_profile_enable(int event_id)
 {
 	struct ftrace_event_call *event;
@@ -17,7 +73,7 @@ int ftrace_profile_enable(int event_id)
 	list_for_each_entry(event, &ftrace_events, list) {
 		if (event->id == event_id && event->profile_enable &&
 		    try_module_get(event->mod)) {
-			ret = event->profile_enable(event);
+			ret = ftrace_profile_enable_event(event);
 			break;
 		}
 	}
@@ -26,6 +82,33 @@ int ftrace_profile_enable(int event_id)
 	return ret;
 }
 
+static void ftrace_profile_disable_event(struct ftrace_event_call *event)
+{
+	char *buf, *nmi_buf;
+
+	if (!atomic_add_negative(-1, &event->profile_count))
+		return;
+
+	event->profile_disable();
+
+	if (!--total_profile_count) {
+		buf = trace_profile_buf;
+		rcu_assign_pointer(trace_profile_buf, NULL);
+
+		nmi_buf = trace_profile_buf_nmi;
+		rcu_assign_pointer(trace_profile_buf_nmi, NULL);
+
+		/*
+		 * Ensure every events in profiling have finished before
+		 * releasing the buffers
+		 */
+		synchronize_sched();
+
+		free_percpu(buf);
+		free_percpu(nmi_buf);
+	}
+}
+
 void ftrace_profile_disable(int event_id)
 {
 	struct ftrace_event_call *event;
@@ -33,7 +116,7 @@ void ftrace_profile_disable(int event_id)
 	mutex_lock(&event_mutex);
 	list_for_each_entry(event, &ftrace_events, list) {
 		if (event->id == event_id) {
-			event->profile_disable(event);
+			ftrace_profile_disable_event(event);
 			module_put(event->mod);
 			break;
 		}
diff --git a/kernel/trace/trace_events.c b/kernel/trace/trace_events.c
index 56c260b83a9c..d128f65778e6 100644
--- a/kernel/trace/trace_events.c
+++ b/kernel/trace/trace_events.c
@@ -232,10 +232,9 @@ ftrace_event_write(struct file *file, const char __user *ubuf,
 		   size_t cnt, loff_t *ppos)
 {
 	struct trace_parser parser;
-	size_t read = 0;
-	ssize_t ret;
+	ssize_t read, ret;
 
-	if (!cnt || cnt < 0)
+	if (!cnt)
 		return 0;
 
 	ret = tracing_update_buffers();
@@ -247,7 +246,7 @@ ftrace_event_write(struct file *file, const char __user *ubuf,
 
 	read = trace_get_user(&parser, ubuf, cnt, ppos);
 
-	if (trace_parser_loaded((&parser))) {
+	if (read >= 0 && trace_parser_loaded((&parser))) {
 		int set = 1;
 
 		if (*parser.buffer == '!')
@@ -271,42 +270,32 @@ ftrace_event_write(struct file *file, const char __user *ubuf,
 static void *
 t_next(struct seq_file *m, void *v, loff_t *pos)
 {
-	struct list_head *list = m->private;
-	struct ftrace_event_call *call;
+	struct ftrace_event_call *call = v;
 
 	(*pos)++;
 
-	for (;;) {
-		if (list == &ftrace_events)
-			return NULL;
-
-		call = list_entry(list, struct ftrace_event_call, list);
-
+	list_for_each_entry_continue(call, &ftrace_events, list) {
 		/*
 		 * The ftrace subsystem is for showing formats only.
 		 * They can not be enabled or disabled via the event files.
 		 */
 		if (call->regfunc)
-			break;
-
-		list = list->next;
+			return call;
 	}
 
-	m->private = list->next;
-
-	return call;
+	return NULL;
 }
 
 static void *t_start(struct seq_file *m, loff_t *pos)
 {
-	struct ftrace_event_call *call = NULL;
+	struct ftrace_event_call *call;
 	loff_t l;
 
 	mutex_lock(&event_mutex);
 
-	m->private = ftrace_events.next;
+	call = list_entry(&ftrace_events, struct ftrace_event_call, list);
 	for (l = 0; l <= *pos; ) {
-		call = t_next(m, NULL, &l);
+		call = t_next(m, call, &l);
 		if (!call)
 			break;
 	}
@@ -316,37 +305,28 @@ static void *t_start(struct seq_file *m, loff_t *pos)
 static void *
 s_next(struct seq_file *m, void *v, loff_t *pos)
 {
-	struct list_head *list = m->private;
-	struct ftrace_event_call *call;
+	struct ftrace_event_call *call = v;
 
 	(*pos)++;
 
- retry:
-	if (list == &ftrace_events)
-		return NULL;
-
-	call = list_entry(list, struct ftrace_event_call, list);
-
-	if (!call->enabled) {
-		list = list->next;
-		goto retry;
+	list_for_each_entry_continue(call, &ftrace_events, list) {
+		if (call->enabled)
+			return call;
 	}
 
-	m->private = list->next;
-
-	return call;
+	return NULL;
 }
 
 static void *s_start(struct seq_file *m, loff_t *pos)
 {
-	struct ftrace_event_call *call = NULL;
+	struct ftrace_event_call *call;
 	loff_t l;
 
 	mutex_lock(&event_mutex);
 
-	m->private = ftrace_events.next;
+	call = list_entry(&ftrace_events, struct ftrace_event_call, list);
 	for (l = 0; l <= *pos; ) {
-		call = s_next(m, NULL, &l);
+		call = s_next(m, call, &l);
 		if (!call)
 			break;
 	}
diff --git a/kernel/trace/trace_events_filter.c b/kernel/trace/trace_events_filter.c
index 23245785927f..98a6cc5c64ed 100644
--- a/kernel/trace/trace_events_filter.c
+++ b/kernel/trace/trace_events_filter.c
@@ -933,8 +933,9 @@ static void postfix_clear(struct filter_parse_state *ps)
 
 	while (!list_empty(&ps->postfix)) {
 		elt = list_first_entry(&ps->postfix, struct postfix_elt, list);
-		kfree(elt->operand);
 		list_del(&elt->list);
+		kfree(elt->operand);
+		kfree(elt);
 	}
 }
 
diff --git a/kernel/trace/trace_hw_branches.c b/kernel/trace/trace_hw_branches.c
index ca7d7c4d0c2a..69543a905cd5 100644
--- a/kernel/trace/trace_hw_branches.c
+++ b/kernel/trace/trace_hw_branches.c
@@ -155,7 +155,7 @@ static enum print_line_t bts_trace_print_line(struct trace_iterator *iter)
 		    seq_print_ip_sym(seq, it->from, symflags) &&
 		    trace_seq_printf(seq, "\n"))
 			return TRACE_TYPE_HANDLED;
-		return TRACE_TYPE_PARTIAL_LINE;;
+		return TRACE_TYPE_PARTIAL_LINE;
 	}
 	return TRACE_TYPE_UNHANDLED;
 }
@@ -165,6 +165,7 @@ void trace_hw_branch(u64 from, u64 to)
 	struct ftrace_event_call *call = &event_hw_branch;
 	struct trace_array *tr = hw_branch_trace;
 	struct ring_buffer_event *event;
+	struct ring_buffer *buf;
 	struct hw_branch_entry *entry;
 	unsigned long irq1;
 	int cpu;
@@ -180,7 +181,8 @@ void trace_hw_branch(u64 from, u64 to)
 	if (atomic_inc_return(&tr->data[cpu]->disabled) != 1)
 		goto out;
 
-	event = trace_buffer_lock_reserve(tr, TRACE_HW_BRANCHES,
+	buf = tr->buffer;
+	event = trace_buffer_lock_reserve(buf, TRACE_HW_BRANCHES,
 					  sizeof(*entry), 0, 0);
 	if (!event)
 		goto out;
@@ -189,8 +191,8 @@ void trace_hw_branch(u64 from, u64 to)
 	entry->ent.type = TRACE_HW_BRANCHES;
 	entry->from = from;
 	entry->to   = to;
-	if (!filter_check_discard(call, entry, tr->buffer, event))
-		trace_buffer_unlock_commit(tr, event, 0, 0);
+	if (!filter_check_discard(call, entry, buf, event))
+		trace_buffer_unlock_commit(buf, event, 0, 0);
 
  out:
 	atomic_dec(&tr->data[cpu]->disabled);
diff --git a/kernel/trace/trace_output.c b/kernel/trace/trace_output.c
index f572f44c6e1e..b6c12c6a1bcd 100644
--- a/kernel/trace/trace_output.c
+++ b/kernel/trace/trace_output.c
@@ -69,6 +69,9 @@ enum print_line_t trace_print_printk_msg_only(struct trace_iterator *iter)
  * @s: trace sequence descriptor
  * @fmt: printf format string
  *
+ * It returns 0 if the trace oversizes the buffer's free
+ * space, 1 otherwise.
+ *
  * The tracer may use either sequence operations or its own
  * copy to user routines. To simplify formating of a trace
  * trace_seq_printf is used to store strings into a special
@@ -95,7 +98,7 @@ trace_seq_printf(struct trace_seq *s, const char *fmt, ...)
 
 	s->len += ret;
 
-	return len;
+	return 1;
 }
 EXPORT_SYMBOL_GPL(trace_seq_printf);
 
@@ -486,16 +489,18 @@ int trace_print_lat_fmt(struct trace_seq *s, struct trace_entry *entry)
 				hardirq ? 'h' : softirq ? 's' : '.'))
 		return 0;
 
-	if (entry->lock_depth < 0)
-		ret = trace_seq_putc(s, '.');
+	if (entry->preempt_count)
+		ret = trace_seq_printf(s, "%x", entry->preempt_count);
 	else
-		ret = trace_seq_printf(s, "%d", entry->lock_depth);
+		ret = trace_seq_putc(s, '.');
+
 	if (!ret)
 		return 0;
 
-	if (entry->preempt_count)
-		return trace_seq_printf(s, "%x", entry->preempt_count);
-	return trace_seq_putc(s, '.');
+	if (entry->lock_depth < 0)
+		return trace_seq_putc(s, '.');
+
+	return trace_seq_printf(s, "%d", entry->lock_depth);
 }
 
 static int
@@ -883,7 +888,7 @@ static int trace_ctxwake_raw(struct trace_iterator *iter, char S)
 	trace_assign_type(field, iter->ent);
 
 	if (!S)
-		task_state_char(field->prev_state);
+		S = task_state_char(field->prev_state);
 	T = task_state_char(field->next_state);
 	if (!trace_seq_printf(&iter->seq, "%d %d %c %d %d %d %c\n",
 			      field->prev_pid,
@@ -918,7 +923,7 @@ static int trace_ctxwake_hex(struct trace_iterator *iter, char S)
 	trace_assign_type(field, iter->ent);
 
 	if (!S)
-		task_state_char(field->prev_state);
+		S = task_state_char(field->prev_state);
 	T = task_state_char(field->next_state);
 
 	SEQ_PUT_HEX_FIELD_RET(s, field->prev_pid);
diff --git a/kernel/trace/trace_power.c b/kernel/trace/trace_power.c
deleted file mode 100644
index fe1a00f1445a..000000000000
--- a/kernel/trace/trace_power.c
+++ /dev/null
@@ -1,218 +0,0 @@
-/*
- * ring buffer based C-state tracer
- *
- * Arjan van de Ven <arjan@linux.intel.com>
- * Copyright (C) 2008 Intel Corporation
- *
- * Much is borrowed from trace_boot.c which is
- * Copyright (C) 2008 Frederic Weisbecker <fweisbec@gmail.com>
- *
- */
-
-#include <linux/init.h>
-#include <linux/debugfs.h>
-#include <trace/power.h>
-#include <linux/kallsyms.h>
-#include <linux/module.h>
-
-#include "trace.h"
-#include "trace_output.h"
-
-static struct trace_array *power_trace;
-static int __read_mostly trace_power_enabled;
-
-static void probe_power_start(struct power_trace *it, unsigned int type,
-				unsigned int level)
-{
-	if (!trace_power_enabled)
-		return;
-
-	memset(it, 0, sizeof(struct power_trace));
-	it->state = level;
-	it->type = type;
-	it->stamp = ktime_get();
-}
-
-
-static void probe_power_end(struct power_trace *it)
-{
-	struct ftrace_event_call *call = &event_power;
-	struct ring_buffer_event *event;
-	struct ring_buffer *buffer;
-	struct trace_power *entry;
-	struct trace_array_cpu *data;
-	struct trace_array *tr = power_trace;
-
-	if (!trace_power_enabled)
-		return;
-
-	buffer = tr->buffer;
-
-	preempt_disable();
-	it->end = ktime_get();
-	data = tr->data[smp_processor_id()];
-
-	event = trace_buffer_lock_reserve(buffer, TRACE_POWER,
-					  sizeof(*entry), 0, 0);
-	if (!event)
-		goto out;
-	entry	= ring_buffer_event_data(event);
-	entry->state_data = *it;
-	if (!filter_check_discard(call, entry, buffer, event))
-		trace_buffer_unlock_commit(buffer, event, 0, 0);
- out:
-	preempt_enable();
-}
-
-static void probe_power_mark(struct power_trace *it, unsigned int type,
-				unsigned int level)
-{
-	struct ftrace_event_call *call = &event_power;
-	struct ring_buffer_event *event;
-	struct ring_buffer *buffer;
-	struct trace_power *entry;
-	struct trace_array_cpu *data;
-	struct trace_array *tr = power_trace;
-
-	if (!trace_power_enabled)
-		return;
-
-	buffer = tr->buffer;
-
-	memset(it, 0, sizeof(struct power_trace));
-	it->state = level;
-	it->type = type;
-	it->stamp = ktime_get();
-	preempt_disable();
-	it->end = it->stamp;
-	data = tr->data[smp_processor_id()];
-
-	event = trace_buffer_lock_reserve(buffer, TRACE_POWER,
-					  sizeof(*entry), 0, 0);
-	if (!event)
-		goto out;
-	entry	= ring_buffer_event_data(event);
-	entry->state_data = *it;
-	if (!filter_check_discard(call, entry, buffer, event))
-		trace_buffer_unlock_commit(buffer, event, 0, 0);
- out:
-	preempt_enable();
-}
-
-static int tracing_power_register(void)
-{
-	int ret;
-
-	ret = register_trace_power_start(probe_power_start);
-	if (ret) {
-		pr_info("power trace: Couldn't activate tracepoint"
-			" probe to trace_power_start\n");
-		return ret;
-	}
-	ret = register_trace_power_end(probe_power_end);
-	if (ret) {
-		pr_info("power trace: Couldn't activate tracepoint"
-			" probe to trace_power_end\n");
-		goto fail_start;
-	}
-	ret = register_trace_power_mark(probe_power_mark);
-	if (ret) {
-		pr_info("power trace: Couldn't activate tracepoint"
-			" probe to trace_power_mark\n");
-		goto fail_end;
-	}
-	return ret;
-fail_end:
-	unregister_trace_power_end(probe_power_end);
-fail_start:
-	unregister_trace_power_start(probe_power_start);
-	return ret;
-}
-
-static void start_power_trace(struct trace_array *tr)
-{
-	trace_power_enabled = 1;
-}
-
-static void stop_power_trace(struct trace_array *tr)
-{
-	trace_power_enabled = 0;
-}
-
-static void power_trace_reset(struct trace_array *tr)
-{
-	trace_power_enabled = 0;
-	unregister_trace_power_start(probe_power_start);
-	unregister_trace_power_end(probe_power_end);
-	unregister_trace_power_mark(probe_power_mark);
-}
-
-
-static int power_trace_init(struct trace_array *tr)
-{
-	power_trace = tr;
-
-	trace_power_enabled = 1;
-	tracing_power_register();
-
-	tracing_reset_online_cpus(tr);
-	return 0;
-}
-
-static enum print_line_t power_print_line(struct trace_iterator *iter)
-{
-	int ret = 0;
-	struct trace_entry *entry = iter->ent;
-	struct trace_power *field ;
-	struct power_trace *it;
-	struct trace_seq *s = &iter->seq;
-	struct timespec stamp;
-	struct timespec duration;
-
-	trace_assign_type(field, entry);
-	it = &field->state_data;
-	stamp = ktime_to_timespec(it->stamp);
-	duration = ktime_to_timespec(ktime_sub(it->end, it->stamp));
-
-	if (entry->type == TRACE_POWER) {
-		if (it->type == POWER_CSTATE)
-			ret = trace_seq_printf(s, "[%5ld.%09ld] CSTATE: Going to C%i on cpu %i for %ld.%09ld\n",
-					  stamp.tv_sec,
-					  stamp.tv_nsec,
-					  it->state, iter->cpu,
-					  duration.tv_sec,
-					  duration.tv_nsec);
-		if (it->type == POWER_PSTATE)
-			ret = trace_seq_printf(s, "[%5ld.%09ld] PSTATE: Going to P%i on cpu %i\n",
-					  stamp.tv_sec,
-					  stamp.tv_nsec,
-					  it->state, iter->cpu);
-		if (!ret)
-			return TRACE_TYPE_PARTIAL_LINE;
-		return TRACE_TYPE_HANDLED;
-	}
-	return TRACE_TYPE_UNHANDLED;
-}
-
-static void power_print_header(struct seq_file *s)
-{
-	seq_puts(s, "#   TIMESTAMP      STATE  EVENT\n");
-	seq_puts(s, "#       |            |      |\n");
-}
-
-static struct tracer power_tracer __read_mostly =
-{
-	.name		= "power",
-	.init		= power_trace_init,
-	.start		= start_power_trace,
-	.stop		= stop_power_trace,
-	.reset		= power_trace_reset,
-	.print_line	= power_print_line,
-	.print_header	= power_print_header,
-};
-
-static int init_power_trace(void)
-{
-	return register_tracer(&power_tracer);
-}
-device_initcall(init_power_trace);
diff --git a/kernel/trace/trace_printk.c b/kernel/trace/trace_printk.c
index 687699d365ae..2547d8813cf0 100644
--- a/kernel/trace/trace_printk.c
+++ b/kernel/trace/trace_printk.c
@@ -11,7 +11,6 @@
 #include <linux/ftrace.h>
 #include <linux/string.h>
 #include <linux/module.h>
-#include <linux/marker.h>
 #include <linux/mutex.h>
 #include <linux/ctype.h>
 #include <linux/list.h>
diff --git a/kernel/trace/trace_stack.c b/kernel/trace/trace_stack.c
index 0f6facb050a1..8504ac71e4e8 100644
--- a/kernel/trace/trace_stack.c
+++ b/kernel/trace/trace_stack.c
@@ -296,14 +296,14 @@ static const struct file_operations stack_trace_fops = {
 
 int
 stack_trace_sysctl(struct ctl_table *table, int write,
-		   struct file *file, void __user *buffer, size_t *lenp,
+		   void __user *buffer, size_t *lenp,
 		   loff_t *ppos)
 {
 	int ret;
 
 	mutex_lock(&stack_sysctl_mutex);
 
-	ret = proc_dointvec(table, write, file, buffer, lenp, ppos);
+	ret = proc_dointvec(table, write, buffer, lenp, ppos);
 
 	if (ret || !write ||
 	    (last_stack_tracer_enabled == !!stack_tracer_enabled))
diff --git a/kernel/trace/trace_syscalls.c b/kernel/trace/trace_syscalls.c
index 8712ce3c6a0e..527e17eae575 100644
--- a/kernel/trace/trace_syscalls.c
+++ b/kernel/trace/trace_syscalls.c
@@ -2,7 +2,7 @@
 #include <trace/events/syscalls.h>
 #include <linux/kernel.h>
 #include <linux/ftrace.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <asm/syscall.h>
 
 #include "trace_output.h"
@@ -166,7 +166,7 @@ int syscall_exit_format(struct ftrace_event_call *call, struct trace_seq *s)
 			       "\tfield:%s %s;\toffset:%zu;\tsize:%zu;\n"
 			       "\tfield:%s %s;\toffset:%zu;\tsize:%zu;\n",
 			       SYSCALL_FIELD(int, nr),
-			       SYSCALL_FIELD(unsigned long, ret));
+			       SYSCALL_FIELD(long, ret));
 	if (!ret)
 		return 0;
 
@@ -212,7 +212,7 @@ int syscall_exit_define_fields(struct ftrace_event_call *call)
 	if (ret)
 		return ret;
 
-	ret = trace_define_field(call, SYSCALL_FIELD(unsigned long, ret), 0,
+	ret = trace_define_field(call, SYSCALL_FIELD(long, ret), 0,
 				 FILTER_OTHER);
 
 	return ret;
@@ -384,10 +384,13 @@ static int sys_prof_refcount_exit;
 
 static void prof_syscall_enter(struct pt_regs *regs, long id)
 {
-	struct syscall_trace_enter *rec;
 	struct syscall_metadata *sys_data;
+	struct syscall_trace_enter *rec;
+	unsigned long flags;
+	char *raw_data;
 	int syscall_nr;
 	int size;
+	int cpu;
 
 	syscall_nr = syscall_get_nr(current, regs);
 	if (!test_bit(syscall_nr, enabled_prof_enter_syscalls))
@@ -402,20 +405,38 @@ static void prof_syscall_enter(struct pt_regs *regs, long id)
 	size = ALIGN(size + sizeof(u32), sizeof(u64));
 	size -= sizeof(u32);
 
-	do {
-		char raw_data[size];
+	if (WARN_ONCE(size > FTRACE_MAX_PROFILE_SIZE,
+		      "profile buffer not large enough"))
+		return;
+
+	/* Protect the per cpu buffer, begin the rcu read side */
+	local_irq_save(flags);
 
-		/* zero the dead bytes from align to not leak stack to user */
-		*(u64 *)(&raw_data[size - sizeof(u64)]) = 0ULL;
+	cpu = smp_processor_id();
+
+	if (in_nmi())
+		raw_data = rcu_dereference(trace_profile_buf_nmi);
+	else
+		raw_data = rcu_dereference(trace_profile_buf);
+
+	if (!raw_data)
+		goto end;
 
-		rec = (struct syscall_trace_enter *) raw_data;
-		tracing_generic_entry_update(&rec->ent, 0, 0);
-		rec->ent.type = sys_data->enter_id;
-		rec->nr = syscall_nr;
-		syscall_get_arguments(current, regs, 0, sys_data->nb_args,
-				       (unsigned long *)&rec->args);
-		perf_tpcounter_event(sys_data->enter_id, 0, 1, rec, size);
-	} while(0);
+	raw_data = per_cpu_ptr(raw_data, cpu);
+
+	/* zero the dead bytes from align to not leak stack to user */
+	*(u64 *)(&raw_data[size - sizeof(u64)]) = 0ULL;
+
+	rec = (struct syscall_trace_enter *) raw_data;
+	tracing_generic_entry_update(&rec->ent, 0, 0);
+	rec->ent.type = sys_data->enter_id;
+	rec->nr = syscall_nr;
+	syscall_get_arguments(current, regs, 0, sys_data->nb_args,
+			       (unsigned long *)&rec->args);
+	perf_tp_event(sys_data->enter_id, 0, 1, rec, size);
+
+end:
+	local_irq_restore(flags);
 }
 
 int reg_prof_syscall_enter(char *name)
@@ -460,8 +481,12 @@ void unreg_prof_syscall_enter(char *name)
 static void prof_syscall_exit(struct pt_regs *regs, long ret)
 {
 	struct syscall_metadata *sys_data;
-	struct syscall_trace_exit rec;
+	struct syscall_trace_exit *rec;
+	unsigned long flags;
 	int syscall_nr;
+	char *raw_data;
+	int size;
+	int cpu;
 
 	syscall_nr = syscall_get_nr(current, regs);
 	if (!test_bit(syscall_nr, enabled_prof_exit_syscalls))
@@ -471,12 +496,46 @@ static void prof_syscall_exit(struct pt_regs *regs, long ret)
 	if (!sys_data)
 		return;
 
-	tracing_generic_entry_update(&rec.ent, 0, 0);
-	rec.ent.type = sys_data->exit_id;
-	rec.nr = syscall_nr;
-	rec.ret = syscall_get_return_value(current, regs);
+	/* We can probably do that at build time */
+	size = ALIGN(sizeof(*rec) + sizeof(u32), sizeof(u64));
+	size -= sizeof(u32);
 
-	perf_tpcounter_event(sys_data->exit_id, 0, 1, &rec, sizeof(rec));
+	/*
+	 * Impossible, but be paranoid with the future
+	 * How to put this check outside runtime?
+	 */
+	if (WARN_ONCE(size > FTRACE_MAX_PROFILE_SIZE,
+		"exit event has grown above profile buffer size"))
+		return;
+
+	/* Protect the per cpu buffer, begin the rcu read side */
+	local_irq_save(flags);
+	cpu = smp_processor_id();
+
+	if (in_nmi())
+		raw_data = rcu_dereference(trace_profile_buf_nmi);
+	else
+		raw_data = rcu_dereference(trace_profile_buf);
+
+	if (!raw_data)
+		goto end;
+
+	raw_data = per_cpu_ptr(raw_data, cpu);
+
+	/* zero the dead bytes from align to not leak stack to user */
+	*(u64 *)(&raw_data[size - sizeof(u64)]) = 0ULL;
+
+	rec = (struct syscall_trace_exit *)raw_data;
+
+	tracing_generic_entry_update(&rec->ent, 0, 0);
+	rec->ent.type = sys_data->exit_id;
+	rec->nr = syscall_nr;
+	rec->ret = syscall_get_return_value(current, regs);
+
+	perf_tp_event(sys_data->exit_id, 0, 1, rec, size);
+
+end:
+	local_irq_restore(flags);
 }
 
 int reg_prof_syscall_exit(char *name)
diff --git a/kernel/tracepoint.c b/kernel/tracepoint.c
index 9489a0a9b1be..cc89be5bc0f8 100644
--- a/kernel/tracepoint.c
+++ b/kernel/tracepoint.c
@@ -48,7 +48,7 @@ static struct hlist_head tracepoint_table[TRACEPOINT_TABLE_SIZE];
 
 /*
  * Note about RCU :
- * It is used to to delay the free of multiple probes array until a quiescent
+ * It is used to delay the free of multiple probes array until a quiescent
  * state is reached.
  * Tracepoint entries modifications are protected by the tracepoints_mutex.
  */
diff --git a/kernel/uid16.c b/kernel/uid16.c
index 0314501688b9..419209893d87 100644
--- a/kernel/uid16.c
+++ b/kernel/uid16.c
@@ -4,7 +4,6 @@
  */
 
 #include <linux/mm.h>
-#include <linux/utsname.h>
 #include <linux/mman.h>
 #include <linux/notifier.h>
 #include <linux/reboot.h>
diff --git a/kernel/user.c b/kernel/user.c
index 2c000e7132ac..46d0165ca70c 100644
--- a/kernel/user.c
+++ b/kernel/user.c
@@ -330,9 +330,9 @@ done:
  */
 static void free_user(struct user_struct *up, unsigned long flags)
 {
-	spin_unlock_irqrestore(&uidhash_lock, flags);
 	INIT_DELAYED_WORK(&up->work, cleanup_user_struct);
 	schedule_delayed_work(&up->work, msecs_to_jiffies(1000));
+	spin_unlock_irqrestore(&uidhash_lock, flags);
 }
 
 #else	/* CONFIG_USER_SCHED && CONFIG_SYSFS */
diff --git a/kernel/utsname_sysctl.c b/kernel/utsname_sysctl.c
index 92359cc747a7..69eae358a726 100644
--- a/kernel/utsname_sysctl.c
+++ b/kernel/utsname_sysctl.c
@@ -42,14 +42,14 @@ static void put_uts(ctl_table *table, int write, void *which)
  *	Special case of dostring for the UTS structure. This has locks
  *	to observe. Should this be in kernel/sys.c ????
  */
-static int proc_do_uts_string(ctl_table *table, int write, struct file *filp,
+static int proc_do_uts_string(ctl_table *table, int write,
 		  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct ctl_table uts_table;
 	int r;
 	memcpy(&uts_table, table, sizeof(uts_table));
 	uts_table.data = get_uts(table, write);
-	r = proc_dostring(&uts_table,write,filp,buffer,lenp, ppos);
+	r = proc_dostring(&uts_table,write,buffer,lenp, ppos);
 	put_uts(table, write, uts_table.data);
 	return r;
 }
diff --git a/kernel/workqueue.c b/kernel/workqueue.c
index addfe2df93b1..67e526b6ae81 100644
--- a/kernel/workqueue.c
+++ b/kernel/workqueue.c
@@ -640,6 +640,24 @@ int schedule_delayed_work(struct delayed_work *dwork,
 EXPORT_SYMBOL(schedule_delayed_work);
 
 /**
+ * flush_delayed_work - block until a dwork_struct's callback has terminated
+ * @dwork: the delayed work which is to be flushed
+ *
+ * Any timeout is cancelled, and any pending work is run immediately.
+ */
+void flush_delayed_work(struct delayed_work *dwork)
+{
+	if (del_timer_sync(&dwork->timer)) {
+		struct cpu_workqueue_struct *cwq;
+		cwq = wq_per_cpu(keventd_wq, get_cpu());
+		__queue_work(cwq, &dwork->work);
+		put_cpu();
+	}
+	flush_work(&dwork->work);
+}
+EXPORT_SYMBOL(flush_delayed_work);
+
+/**
  * schedule_delayed_work_on - queue work in global workqueue on CPU after delay
  * @cpu: cpu to use
  * @dwork: job to be done
@@ -667,6 +685,7 @@ EXPORT_SYMBOL(schedule_delayed_work_on);
 int schedule_on_each_cpu(work_func_t func)
 {
 	int cpu;
+	int orig = -1;
 	struct work_struct *works;
 
 	works = alloc_percpu(struct work_struct);
@@ -674,14 +693,28 @@ int schedule_on_each_cpu(work_func_t func)
 		return -ENOMEM;
 
 	get_online_cpus();
+
+	/*
+	 * When running in keventd don't schedule a work item on
+	 * itself.  Can just call directly because the work queue is
+	 * already bound.  This also is faster.
+	 */
+	if (current_is_keventd())
+		orig = raw_smp_processor_id();
+
 	for_each_online_cpu(cpu) {
 		struct work_struct *work = per_cpu_ptr(works, cpu);
 
 		INIT_WORK(work, func);
-		schedule_work_on(cpu, work);
+		if (cpu != orig)
+			schedule_work_on(cpu, work);
 	}
+	if (orig >= 0)
+		func(per_cpu_ptr(works, orig));
+
 	for_each_online_cpu(cpu)
 		flush_work(per_cpu_ptr(works, cpu));
+
 	put_online_cpus();
 	free_percpu(works);
 	return 0;
diff --git a/lib/Kconfig.debug b/lib/Kconfig.debug
index d57b12f59c8c..234ceb10861f 100644
--- a/lib/Kconfig.debug
+++ b/lib/Kconfig.debug
@@ -50,6 +50,14 @@ config MAGIC_SYSRQ
 	  keys are documented in <file:Documentation/sysrq.txt>. Don't say Y
 	  unless you really know what this hack does.
 
+config STRIP_ASM_SYMS
+	bool "Strip assembler-generated symbols during link"
+	default n
+	help
+	  Strip internal assembler-generated symbols during a link (symbols
+	  that look like '.Lxxx') so they don't pollute the output of
+	  get_wchan() and suchlike.
+
 config UNUSED_SYMBOLS
 	bool "Enable unused/obsolete exported symbols"
 	default y if X86
@@ -338,8 +346,9 @@ config SLUB_STATS
 
 config DEBUG_KMEMLEAK
 	bool "Kernel memory leak detector"
-	depends on DEBUG_KERNEL && EXPERIMENTAL && (X86 || ARM || PPC) && \
-		!MEMORY_HOTPLUG
+	depends on DEBUG_KERNEL && EXPERIMENTAL && !MEMORY_HOTPLUG && \
+		(X86 || ARM || PPC || S390)
+
 	select DEBUG_FS if SYSFS
 	select STACKTRACE if STACKTRACE_SUPPORT
 	select KALLSYMS
@@ -362,7 +371,7 @@ config DEBUG_KMEMLEAK
 config DEBUG_KMEMLEAK_EARLY_LOG_SIZE
 	int "Maximum kmemleak early log entries"
 	depends on DEBUG_KMEMLEAK
-	range 200 2000
+	range 200 40000
 	default 400
 	help
 	  Kmemleak must track all the memory allocations to avoid
@@ -383,7 +392,7 @@ config DEBUG_KMEMLEAK_TEST
 
 config DEBUG_PREEMPT
 	bool "Debug preemptible kernel"
-	depends on DEBUG_KERNEL && PREEMPT && (TRACE_IRQFLAGS_SUPPORT || PPC64)
+	depends on DEBUG_KERNEL && PREEMPT && TRACE_IRQFLAGS_SUPPORT
 	default y
 	help
 	  If you say Y here then the kernel will use a debug variant of the
diff --git a/lib/Kconfig.kmemcheck b/lib/Kconfig.kmemcheck
index 603c81b66549..846e039a86b4 100644
--- a/lib/Kconfig.kmemcheck
+++ b/lib/Kconfig.kmemcheck
@@ -1,6 +1,8 @@
 config HAVE_ARCH_KMEMCHECK
 	bool
 
+if HAVE_ARCH_KMEMCHECK
+
 menuconfig KMEMCHECK
 	bool "kmemcheck: trap use of uninitialized memory"
 	depends on DEBUG_KERNEL
@@ -89,3 +91,4 @@ config KMEMCHECK_BITOPS_OK
 	  accesses where not all the bits are initialized at the same time.
 	  This may also hide some real bugs.
 
+endif
diff --git a/lib/debugobjects.c b/lib/debugobjects.c
index 2755a3bd16a1..eae56fddfa3b 100644
--- a/lib/debugobjects.c
+++ b/lib/debugobjects.c
@@ -9,6 +9,7 @@
  */
 #include <linux/debugobjects.h>
 #include <linux/interrupt.h>
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/debugfs.h>
 #include <linux/hash.h>
diff --git a/lib/decompress_inflate.c b/lib/decompress_inflate.c
index 68dfce59c1b8..fc686c7a0a0d 100644
--- a/lib/decompress_inflate.c
+++ b/lib/decompress_inflate.c
@@ -27,6 +27,11 @@
 
 #define GZIP_IOBUF_SIZE (16*1024)
 
+static int nofill(void *buffer, unsigned int len)
+{
+	return -1;
+}
+
 /* Included from initramfs et al code */
 STATIC int INIT gunzip(unsigned char *buf, int len,
 		       int(*fill)(void*, unsigned int),
@@ -76,6 +81,9 @@ STATIC int INIT gunzip(unsigned char *buf, int len,
 		goto gunzip_nomem4;
 	}
 
+	if (!fill)
+		fill = nofill;
+
 	if (len == 0)
 		len = fill(zbuf, GZIP_IOBUF_SIZE);
 
diff --git a/lib/decompress_unlzma.c b/lib/decompress_unlzma.c
index 0b954e04bd30..ca82fde81c8f 100644
--- a/lib/decompress_unlzma.c
+++ b/lib/decompress_unlzma.c
@@ -82,6 +82,11 @@ struct rc {
 #define RC_MODEL_TOTAL_BITS 11
 
 
+static int nofill(void *buffer, unsigned int len)
+{
+	return -1;
+}
+
 /* Called twice: once at startup and once in rc_normalize() */
 static void INIT rc_read(struct rc *rc)
 {
@@ -97,7 +102,10 @@ static inline void INIT rc_init(struct rc *rc,
 				       int (*fill)(void*, unsigned int),
 				       char *buffer, int buffer_size)
 {
-	rc->fill = fill;
+	if (fill)
+		rc->fill = fill;
+	else
+		rc->fill = nofill;
 	rc->buffer = (uint8_t *)buffer;
 	rc->buffer_size = buffer_size;
 	rc->buffer_end = rc->buffer + rc->buffer_size;
diff --git a/lib/dma-debug.c b/lib/dma-debug.c
index 58a9f9fc609a..ce6b7eabf674 100644
--- a/lib/dma-debug.c
+++ b/lib/dma-debug.c
@@ -819,9 +819,11 @@ static void check_unmap(struct dma_debug_entry *ref)
 		err_printk(ref->dev, entry, "DMA-API: device driver frees "
 			   "DMA memory with different CPU address "
 			   "[device address=0x%016llx] [size=%llu bytes] "
-			   "[cpu alloc address=%p] [cpu free address=%p]",
+			   "[cpu alloc address=0x%016llx] "
+			   "[cpu free address=0x%016llx]",
 			   ref->dev_addr, ref->size,
-			   (void *)entry->paddr, (void *)ref->paddr);
+			   (unsigned long long)entry->paddr,
+			   (unsigned long long)ref->paddr);
 	}
 
 	if (ref->sg_call_ents && ref->type == dma_debug_sg &&
diff --git a/lib/fault-inject.c b/lib/fault-inject.c
index f97af55bdd96..7e65af70635e 100644
--- a/lib/fault-inject.c
+++ b/lib/fault-inject.c
@@ -1,6 +1,7 @@
 #include <linux/kernel.h>
 #include <linux/init.h>
 #include <linux/random.h>
+#include <linux/sched.h>
 #include <linux/stat.h>
 #include <linux/types.h>
 #include <linux/fs.h>
diff --git a/lib/flex_array.c b/lib/flex_array.c
index 7baed2fc3bc8..66eef2e4483e 100644
--- a/lib/flex_array.c
+++ b/lib/flex_array.c
@@ -28,23 +28,6 @@ struct flex_array_part {
 	char elements[FLEX_ARRAY_PART_SIZE];
 };
 
-static inline int __elements_per_part(int element_size)
-{
-	return FLEX_ARRAY_PART_SIZE / element_size;
-}
-
-static inline int bytes_left_in_base(void)
-{
-	int element_offset = offsetof(struct flex_array, parts);
-	int bytes_left = FLEX_ARRAY_BASE_SIZE - element_offset;
-	return bytes_left;
-}
-
-static inline int nr_base_part_ptrs(void)
-{
-	return bytes_left_in_base() / sizeof(struct flex_array_part *);
-}
-
 /*
  * If a user requests an allocation which is small
  * enough, we may simply use the space in the
@@ -54,7 +37,7 @@ static inline int nr_base_part_ptrs(void)
 static inline int elements_fit_in_base(struct flex_array *fa)
 {
 	int data_size = fa->element_size * fa->total_nr_elements;
-	if (data_size <= bytes_left_in_base())
+	if (data_size <= FLEX_ARRAY_BASE_BYTES_LEFT)
 		return 1;
 	return 0;
 }
@@ -63,6 +46,7 @@ static inline int elements_fit_in_base(struct flex_array *fa)
  * flex_array_alloc - allocate a new flexible array
  * @element_size:	the size of individual elements in the array
  * @total:		total number of elements that this should hold
+ * @flags:		page allocation flags to use for base array
  *
  * Note: all locking must be provided by the caller.
  *
@@ -103,7 +87,8 @@ struct flex_array *flex_array_alloc(int element_size, unsigned int total,
 					gfp_t flags)
 {
 	struct flex_array *ret;
-	int max_size = nr_base_part_ptrs() * __elements_per_part(element_size);
+	int max_size = FLEX_ARRAY_NR_BASE_PTRS *
+				FLEX_ARRAY_ELEMENTS_PER_PART(element_size);
 
 	/* max_size will end up 0 if element_size > PAGE_SIZE */
 	if (total > max_size)
@@ -113,17 +98,21 @@ struct flex_array *flex_array_alloc(int element_size, unsigned int total,
 		return NULL;
 	ret->element_size = element_size;
 	ret->total_nr_elements = total;
+	if (elements_fit_in_base(ret) && !(flags & __GFP_ZERO))
+		memset(ret->parts[0], FLEX_ARRAY_FREE,
+						FLEX_ARRAY_BASE_BYTES_LEFT);
 	return ret;
 }
 
 static int fa_element_to_part_nr(struct flex_array *fa,
 					unsigned int element_nr)
 {
-	return element_nr / __elements_per_part(fa->element_size);
+	return element_nr / FLEX_ARRAY_ELEMENTS_PER_PART(fa->element_size);
 }
 
 /**
  * flex_array_free_parts - just free the second-level pages
+ * @fa:		the flex array from which to free parts
  *
  * This is to be used in cases where the base 'struct flex_array'
  * has been statically allocated and should not be free.
@@ -131,11 +120,10 @@ static int fa_element_to_part_nr(struct flex_array *fa,
 void flex_array_free_parts(struct flex_array *fa)
 {
 	int part_nr;
-	int max_part = nr_base_part_ptrs();
 
 	if (elements_fit_in_base(fa))
 		return;
-	for (part_nr = 0; part_nr < max_part; part_nr++)
+	for (part_nr = 0; part_nr < FLEX_ARRAY_NR_BASE_PTRS; part_nr++)
 		kfree(fa->parts[part_nr]);
 }
 
@@ -150,7 +138,8 @@ static unsigned int index_inside_part(struct flex_array *fa,
 {
 	unsigned int part_offset;
 
-	part_offset = element_nr % __elements_per_part(fa->element_size);
+	part_offset = element_nr %
+				FLEX_ARRAY_ELEMENTS_PER_PART(fa->element_size);
 	return part_offset * fa->element_size;
 }
 
@@ -159,15 +148,12 @@ __fa_get_part(struct flex_array *fa, int part_nr, gfp_t flags)
 {
 	struct flex_array_part *part = fa->parts[part_nr];
 	if (!part) {
-		/*
-		 * This leaves the part pages uninitialized
-		 * and with potentially random data, just
-		 * as if the user had kmalloc()'d the whole.
-		 * __GFP_ZERO can be used to zero it.
-		 */
-		part = kmalloc(FLEX_ARRAY_PART_SIZE, flags);
+		part = kmalloc(sizeof(struct flex_array_part), flags);
 		if (!part)
 			return NULL;
+		if (!(flags & __GFP_ZERO))
+			memset(part, FLEX_ARRAY_FREE,
+				sizeof(struct flex_array_part));
 		fa->parts[part_nr] = part;
 	}
 	return part;
@@ -175,9 +161,12 @@ __fa_get_part(struct flex_array *fa, int part_nr, gfp_t flags)
 
 /**
  * flex_array_put - copy data into the array at @element_nr
- * @src:	address of data to copy into the array
+ * @fa:		the flex array to copy data into
  * @element_nr:	index of the position in which to insert
  * 		the new element.
+ * @src:	address of data to copy into the array
+ * @flags:	page allocation flags to use for array expansion
+ *
  *
  * Note that this *copies* the contents of @src into
  * the array.  If you are trying to store an array of
@@ -207,9 +196,38 @@ int flex_array_put(struct flex_array *fa, unsigned int element_nr, void *src,
 }
 
 /**
+ * flex_array_clear - clear element in array at @element_nr
+ * @fa:		the flex array of the element.
+ * @element_nr:	index of the position to clear.
+ *
+ * Locking must be provided by the caller.
+ */
+int flex_array_clear(struct flex_array *fa, unsigned int element_nr)
+{
+	int part_nr = fa_element_to_part_nr(fa, element_nr);
+	struct flex_array_part *part;
+	void *dst;
+
+	if (element_nr >= fa->total_nr_elements)
+		return -ENOSPC;
+	if (elements_fit_in_base(fa))
+		part = (struct flex_array_part *)&fa->parts[0];
+	else {
+		part = fa->parts[part_nr];
+		if (!part)
+			return -EINVAL;
+	}
+	dst = &part->elements[index_inside_part(fa, element_nr)];
+	memset(dst, FLEX_ARRAY_FREE, fa->element_size);
+	return 0;
+}
+
+/**
  * flex_array_prealloc - guarantee that array space exists
+ * @fa:		the flex array for which to preallocate parts
  * @start:	index of first array element for which space is allocated
  * @end:	index of last (inclusive) element for which space is allocated
+ * @flags:	page allocation flags
  *
  * This will guarantee that no future calls to flex_array_put()
  * will allocate memory.  It can be used if you are expecting to
@@ -242,6 +260,7 @@ int flex_array_prealloc(struct flex_array *fa, unsigned int start,
 
 /**
  * flex_array_get - pull data back out of the array
+ * @fa:		the flex array from which to extract data
  * @element_nr:	index of the element to fetch from the array
  *
  * Returns a pointer to the data at index @element_nr.  Note
@@ -266,3 +285,43 @@ void *flex_array_get(struct flex_array *fa, unsigned int element_nr)
 	}
 	return &part->elements[index_inside_part(fa, element_nr)];
 }
+
+static int part_is_free(struct flex_array_part *part)
+{
+	int i;
+
+	for (i = 0; i < sizeof(struct flex_array_part); i++)
+		if (part->elements[i] != FLEX_ARRAY_FREE)
+			return 0;
+	return 1;
+}
+
+/**
+ * flex_array_shrink - free unused second-level pages
+ * @fa:		the flex array to shrink
+ *
+ * Frees all second-level pages that consist solely of unused
+ * elements.  Returns the number of pages freed.
+ *
+ * Locking must be provided by the caller.
+ */
+int flex_array_shrink(struct flex_array *fa)
+{
+	struct flex_array_part *part;
+	int part_nr;
+	int ret = 0;
+
+	if (elements_fit_in_base(fa))
+		return ret;
+	for (part_nr = 0; part_nr < FLEX_ARRAY_NR_BASE_PTRS; part_nr++) {
+		part = fa->parts[part_nr];
+		if (!part)
+			continue;
+		if (part_is_free(part)) {
+			fa->parts[part_nr] = NULL;
+			kfree(part);
+			ret++;
+		}
+	}
+	return ret;
+}
diff --git a/lib/radix-tree.c b/lib/radix-tree.c
index 23abbd93cae1..92cdd9936e3d 100644
--- a/lib/radix-tree.c
+++ b/lib/radix-tree.c
@@ -200,6 +200,9 @@ radix_tree_node_free(struct radix_tree_node *node)
  * ensure that the addition of a single element in the tree cannot fail.  On
  * success, return zero, with preemption disabled.  On error, return -ENOMEM
  * with preemption not disabled.
+ *
+ * To make use of this facility, the radix tree must be initialised without
+ * __GFP_WAIT being passed to INIT_RADIX_TREE().
  */
 int radix_tree_preload(gfp_t gfp_mask)
 {
@@ -543,7 +546,6 @@ out:
 }
 EXPORT_SYMBOL(radix_tree_tag_clear);
 
-#ifndef __KERNEL__	/* Only the test harness uses this at present */
 /**
  * radix_tree_tag_get - get a tag on a radix tree node
  * @root:		radix tree root
@@ -606,7 +608,6 @@ int radix_tree_tag_get(struct radix_tree_root *root,
 	}
 }
 EXPORT_SYMBOL(radix_tree_tag_get);
-#endif
 
 /**
  *	radix_tree_next_hole    -    find the next hole (not-present entry)
diff --git a/lib/string.c b/lib/string.c
index b19b87af65a3..e96421ab9a9a 100644
--- a/lib/string.c
+++ b/lib/string.c
@@ -246,13 +246,17 @@ EXPORT_SYMBOL(strlcat);
 #undef strcmp
 int strcmp(const char *cs, const char *ct)
 {
-	signed char __res;
+	unsigned char c1, c2;
 
 	while (1) {
-		if ((__res = *cs - *ct++) != 0 || !*cs++)
+		c1 = *cs++;
+		c2 = *ct++;
+		if (c1 != c2)
+			return c1 < c2 ? -1 : 1;
+		if (!c1)
 			break;
 	}
-	return __res;
+	return 0;
 }
 EXPORT_SYMBOL(strcmp);
 #endif
@@ -266,14 +270,18 @@ EXPORT_SYMBOL(strcmp);
  */
 int strncmp(const char *cs, const char *ct, size_t count)
 {
-	signed char __res = 0;
+	unsigned char c1, c2;
 
 	while (count) {
-		if ((__res = *cs - *ct++) != 0 || !*cs++)
+		c1 = *cs++;
+		c2 = *ct++;
+		if (c1 != c2)
+			return c1 < c2 ? -1 : 1;
+		if (!c1)
 			break;
 		count--;
 	}
-	return __res;
+	return 0;
 }
 EXPORT_SYMBOL(strncmp);
 #endif
diff --git a/lib/vsprintf.c b/lib/vsprintf.c
index d320c1816a7b..33bed5e67a21 100644
--- a/lib/vsprintf.c
+++ b/lib/vsprintf.c
@@ -671,7 +671,7 @@ static char *ip4_string(char *p, const u8 *addr, bool leading_zeros)
 	return p;
 }
 
-static char *ip6_compressed_string(char *p, const struct in6_addr *addr)
+static char *ip6_compressed_string(char *p, const char *addr)
 {
 	int i;
 	int j;
@@ -683,7 +683,12 @@ static char *ip6_compressed_string(char *p, const struct in6_addr *addr)
 	u8 hi;
 	u8 lo;
 	bool needcolon = false;
-	bool useIPv4 = ipv6_addr_v4mapped(addr) || ipv6_addr_is_isatap(addr);
+	bool useIPv4;
+	struct in6_addr in6;
+
+	memcpy(&in6, addr, sizeof(struct in6_addr));
+
+	useIPv4 = ipv6_addr_v4mapped(&in6) || ipv6_addr_is_isatap(&in6);
 
 	memset(zerolength, 0, sizeof(zerolength));
 
@@ -695,7 +700,7 @@ static char *ip6_compressed_string(char *p, const struct in6_addr *addr)
 	/* find position of longest 0 run */
 	for (i = 0; i < range; i++) {
 		for (j = i; j < range; j++) {
-			if (addr->s6_addr16[j] != 0)
+			if (in6.s6_addr16[j] != 0)
 				break;
 			zerolength[i]++;
 		}
@@ -722,7 +727,7 @@ static char *ip6_compressed_string(char *p, const struct in6_addr *addr)
 			needcolon = false;
 		}
 		/* hex u16 without leading 0s */
-		word = ntohs(addr->s6_addr16[i]);
+		word = ntohs(in6.s6_addr16[i]);
 		hi = word >> 8;
 		lo = word & 0xff;
 		if (hi) {
@@ -741,19 +746,19 @@ static char *ip6_compressed_string(char *p, const struct in6_addr *addr)
 	if (useIPv4) {
 		if (needcolon)
 			*p++ = ':';
-		p = ip4_string(p, &addr->s6_addr[12], false);
+		p = ip4_string(p, &in6.s6_addr[12], false);
 	}
 
 	*p = '\0';
 	return p;
 }
 
-static char *ip6_string(char *p, const struct in6_addr *addr, const char *fmt)
+static char *ip6_string(char *p, const char *addr, const char *fmt)
 {
 	int i;
 	for (i = 0; i < 8; i++) {
-		p = pack_hex_byte(p, addr->s6_addr[2 * i]);
-		p = pack_hex_byte(p, addr->s6_addr[2 * i + 1]);
+		p = pack_hex_byte(p, *addr++);
+		p = pack_hex_byte(p, *addr++);
 		if (fmt[0] == 'I' && i != 7)
 			*p++ = ':';
 	}
@@ -768,9 +773,9 @@ static char *ip6_addr_string(char *buf, char *end, const u8 *addr,
 	char ip6_addr[sizeof("xxxx:xxxx:xxxx:xxxx:xxxx:xxxx:255.255.255.255")];
 
 	if (fmt[0] == 'I' && fmt[2] == 'c')
-		ip6_compressed_string(ip6_addr, (const struct in6_addr *)addr);
+		ip6_compressed_string(ip6_addr, addr);
 	else
-		ip6_string(ip6_addr, (const struct in6_addr *)addr, fmt);
+		ip6_string(ip6_addr, addr, fmt);
 
 	return string(buf, end, ip6_addr, spec);
 }
@@ -1092,13 +1097,8 @@ int vsnprintf(char *buf, size_t size, const char *fmt, va_list args)
 
 	/* Reject out-of-range values early.  Large positive sizes are
 	   used for unknown buffer sizes. */
-	if (unlikely((int) size < 0)) {
-		/* There can be only one.. */
-		static char warn = 1;
-		WARN_ON(warn);
-		warn = 0;
+	if (WARN_ON_ONCE((int) size < 0))
 		return 0;
-	}
 
 	str = buf;
 	end = buf + size;
@@ -1544,13 +1544,8 @@ int bstr_printf(char *buf, size_t size, const char *fmt, const u32 *bin_buf)
 
 	struct printf_spec spec = {0};
 
-	if (unlikely((int) size < 0)) {
-		/* There can be only one.. */
-		static char warn = 1;
-		WARN_ON(warn);
-		warn = 0;
+	if (WARN_ON_ONCE((int) size < 0))
 		return 0;
-	}
 
 	str = buf;
 	end = buf + size;
@@ -1776,7 +1771,7 @@ int vsscanf(const char * buf, const char * fmt, va_list args)
 		 * advance both strings to next white space
 		 */
 		if (*fmt == '*') {
-			while (!isspace(*fmt) && *fmt)
+			while (!isspace(*fmt) && *fmt != '%' && *fmt)
 				fmt++;
 			while (!isspace(*str) && *str)
 				str++;
diff --git a/lib/zlib_deflate/deflate.c b/lib/zlib_deflate/deflate.c
index c3e4a2baf835..46a31e5f49c3 100644
--- a/lib/zlib_deflate/deflate.c
+++ b/lib/zlib_deflate/deflate.c
@@ -135,7 +135,7 @@ static const config configuration_table[10] = {
 
 /* ===========================================================================
  * Update a hash value with the given input byte
- * IN  assertion: all calls to to UPDATE_HASH are made with consecutive
+ * IN  assertion: all calls to UPDATE_HASH are made with consecutive
  *    input characters, so that a running hash key can be computed from the
  *    previous key instead of complete recalculation each time.
  */
@@ -146,7 +146,7 @@ static const config configuration_table[10] = {
  * Insert string str in the dictionary and set match_head to the previous head
  * of the hash chain (the most recent string with same hash key). Return
  * the previous length of the hash chain.
- * IN  assertion: all calls to to INSERT_STRING are made with consecutive
+ * IN  assertion: all calls to INSERT_STRING are made with consecutive
  *    input characters and the first MIN_MATCH bytes of str are valid
  *    (except for the last MIN_MATCH-1 bytes of the input file).
  */
diff --git a/mm/Kconfig b/mm/Kconfig
index 3aa519f52e18..44cf6f0a3a6d 100644
--- a/mm/Kconfig
+++ b/mm/Kconfig
@@ -67,7 +67,7 @@ config DISCONTIGMEM
 
 config SPARSEMEM
 	def_bool y
-	depends on SPARSEMEM_MANUAL
+	depends on (!SELECT_MEMORY_MODEL && ARCH_SPARSEMEM_ENABLE) || SPARSEMEM_MANUAL
 
 config FLATMEM
 	def_bool y
@@ -128,11 +128,8 @@ config SPARSEMEM_VMEMMAP
 config MEMORY_HOTPLUG
 	bool "Allow for memory hot-add"
 	depends on SPARSEMEM || X86_64_ACPI_NUMA
-	depends on HOTPLUG && !(HIBERNATION && !S390) && ARCH_ENABLE_MEMORY_HOTPLUG
-	depends on (IA64 || X86 || PPC64 || SUPERH || S390)
-
-comment "Memory hotplug is currently incompatible with Software Suspend"
-	depends on SPARSEMEM && HOTPLUG && HIBERNATION && !S390
+	depends on HOTPLUG && ARCH_ENABLE_MEMORY_HOTPLUG
+	depends on (IA64 || X86 || PPC_BOOK3S_64 || SUPERH || S390)
 
 config MEMORY_HOTPLUG_SPARSE
 	def_bool y
@@ -214,6 +211,20 @@ config HAVE_MLOCKED_PAGE_BIT
 config MMU_NOTIFIER
 	bool
 
+config KSM
+	bool "Enable KSM for page merging"
+	depends on MMU
+	help
+	  Enable Kernel Samepage Merging: KSM periodically scans those areas
+	  of an application's address space that an app has advised may be
+	  mergeable.  When it finds pages of identical content, it replaces
+	  the many instances by a single resident page with that content, so
+	  saving memory until one or another app needs to modify the content.
+	  Recommended for use with KVM, or with other duplicative applications.
+	  See Documentation/vm/ksm.txt for more information: KSM is inactive
+	  until a program has madvised that an area is MADV_MERGEABLE, and
+	  root has set /sys/kernel/mm/ksm/run to 1 (if CONFIG_SYSFS is set).
+
 config DEFAULT_MMAP_MIN_ADDR
         int "Low address space to protect from user allocation"
         default 4096
@@ -232,6 +243,22 @@ config DEFAULT_MMAP_MIN_ADDR
 	  This value can be changed after boot using the
 	  /proc/sys/vm/mmap_min_addr tunable.
 
+config ARCH_SUPPORTS_MEMORY_FAILURE
+	bool
+
+config MEMORY_FAILURE
+	depends on MMU
+	depends on ARCH_SUPPORTS_MEMORY_FAILURE
+	bool "Enable recovery from hardware memory errors"
+	help
+	  Enables code to recover from some memory failures on systems
+	  with MCA recovery. This allows a system to continue running
+	  even when some of its memory has uncorrected errors. This requires
+	  special hardware support and typically ECC memory.
+
+config HWPOISON_INJECT
+	tristate "Poison pages injector"
+	depends on MEMORY_FAILURE && DEBUG_KERNEL
 
 config NOMMU_INITIAL_TRIM_EXCESS
 	int "Turn on mmap() excess space trimming before booting"
diff --git a/mm/Kconfig.debug b/mm/Kconfig.debug
index aa99fd1f7109..af7cfb43d2f0 100644
--- a/mm/Kconfig.debug
+++ b/mm/Kconfig.debug
@@ -6,7 +6,7 @@ config DEBUG_PAGEALLOC
 	---help---
 	  Unmap pages from the kernel linear mapping after free_pages().
 	  This results in a large slowdown, but helps to find certain types
-	  of memory corruptions.
+	  of memory corruption.
 
 config WANT_PAGE_DEBUG_FLAGS
 	bool
@@ -17,11 +17,11 @@ config PAGE_POISONING
 	depends on !HIBERNATION
 	select DEBUG_PAGEALLOC
 	select WANT_PAGE_DEBUG_FLAGS
-	help
+	---help---
 	   Fill the pages with poison patterns after free_pages() and verify
 	   the patterns before alloc_pages(). This results in a large slowdown,
-	   but helps to find certain types of memory corruptions.
+	   but helps to find certain types of memory corruption.
 
-	   This option cannot enalbe with hibernation. Otherwise, it will get
-	   wrong messages for memory corruption because the free pages are not
-	   saved to the suspend image.
+	   This option cannot be enabled in combination with hibernation as
+	   that would result in incorrect warnings of memory corruption after
+	   a resume because free pages are not saved to the suspend image.
diff --git a/mm/Makefile b/mm/Makefile
index ea4b18bd3960..ebf849042ed3 100644
--- a/mm/Makefile
+++ b/mm/Makefile
@@ -5,16 +5,16 @@
 mmu-y			:= nommu.o
 mmu-$(CONFIG_MMU)	:= fremap.o highmem.o madvise.o memory.o mincore.o \
 			   mlock.o mmap.o mprotect.o mremap.o msync.o rmap.o \
-			   vmalloc.o
+			   vmalloc.o pagewalk.o
 
 obj-y			:= bootmem.o filemap.o mempool.o oom_kill.o fadvise.o \
 			   maccess.o page_alloc.o page-writeback.o \
 			   readahead.o swap.o truncate.o vmscan.o shmem.o \
 			   prio_tree.o util.o mmzone.o vmstat.o backing-dev.o \
-			   page_isolation.o mm_init.o $(mmu-y)
+			   page_isolation.o mm_init.o mmu_context.o \
+			   $(mmu-y)
 obj-y += init-mm.o
 
-obj-$(CONFIG_PROC_PAGE_MONITOR) += pagewalk.o
 obj-$(CONFIG_BOUNCE)	+= bounce.o
 obj-$(CONFIG_SWAP)	+= page_io.o swap_state.o swapfile.o thrash.o
 obj-$(CONFIG_HAS_DMA)	+= dmapool.o
@@ -25,6 +25,7 @@ obj-$(CONFIG_SPARSEMEM_VMEMMAP) += sparse-vmemmap.o
 obj-$(CONFIG_TMPFS_POSIX_ACL) += shmem_acl.o
 obj-$(CONFIG_SLOB) += slob.o
 obj-$(CONFIG_MMU_NOTIFIER) += mmu_notifier.o
+obj-$(CONFIG_KSM) += ksm.o
 obj-$(CONFIG_PAGE_POISONING) += debug-pagealloc.o
 obj-$(CONFIG_SLAB) += slab.o
 obj-$(CONFIG_SLUB) += slub.o
@@ -40,5 +41,7 @@ obj-$(CONFIG_SMP) += allocpercpu.o
 endif
 obj-$(CONFIG_QUICKLIST) += quicklist.o
 obj-$(CONFIG_CGROUP_MEM_RES_CTLR) += memcontrol.o page_cgroup.o
+obj-$(CONFIG_MEMORY_FAILURE) += memory-failure.o
+obj-$(CONFIG_HWPOISON_INJECT) += hwpoison-inject.o
 obj-$(CONFIG_DEBUG_KMEMLEAK) += kmemleak.o
 obj-$(CONFIG_DEBUG_KMEMLEAK_TEST) += kmemleak-test.o
diff --git a/mm/backing-dev.c b/mm/backing-dev.c
index 3d3accb1f800..67a33a5a1a93 100644
--- a/mm/backing-dev.c
+++ b/mm/backing-dev.c
@@ -92,7 +92,7 @@ static int bdi_debug_stats_show(struct seq_file *m, void *v)
 		   "BdiDirtyThresh:   %8lu kB\n"
 		   "DirtyThresh:      %8lu kB\n"
 		   "BackgroundThresh: %8lu kB\n"
-		   "WriteBack threads:%8lu\n"
+		   "WritebackThreads: %8lu\n"
 		   "b_dirty:          %8lu\n"
 		   "b_io:             %8lu\n"
 		   "b_more_io:        %8lu\n"
@@ -604,15 +604,36 @@ static void bdi_wb_shutdown(struct backing_dev_info *bdi)
 
 	/*
 	 * Finally, kill the kernel threads. We don't need to be RCU
-	 * safe anymore, since the bdi is gone from visibility.
+	 * safe anymore, since the bdi is gone from visibility. Force
+	 * unfreeze of the thread before calling kthread_stop(), otherwise
+	 * it would never exet if it is currently stuck in the refrigerator.
 	 */
-	list_for_each_entry(wb, &bdi->wb_list, list)
+	list_for_each_entry(wb, &bdi->wb_list, list) {
+		wb->task->flags &= ~PF_FROZEN;
 		kthread_stop(wb->task);
+	}
+}
+
+/*
+ * This bdi is going away now, make sure that no super_blocks point to it
+ */
+static void bdi_prune_sb(struct backing_dev_info *bdi)
+{
+	struct super_block *sb;
+
+	spin_lock(&sb_lock);
+	list_for_each_entry(sb, &super_blocks, s_list) {
+		if (sb->s_bdi == bdi)
+			sb->s_bdi = NULL;
+	}
+	spin_unlock(&sb_lock);
 }
 
 void bdi_unregister(struct backing_dev_info *bdi)
 {
 	if (bdi->dev) {
+		bdi_prune_sb(bdi);
+
 		if (!bdi_cap_flush_forker(bdi))
 			bdi_wb_shutdown(bdi);
 		bdi_debug_unregister(bdi);
diff --git a/mm/filemap.c b/mm/filemap.c
index dd51c68e2b86..ef169f37156d 100644
--- a/mm/filemap.c
+++ b/mm/filemap.c
@@ -58,7 +58,7 @@
 /*
  * Lock ordering:
  *
- *  ->i_mmap_lock		(vmtruncate)
+ *  ->i_mmap_lock		(truncate_pagecache)
  *    ->private_lock		(__free_pte->__set_page_dirty_buffers)
  *      ->swap_lock		(exclusive_swap_page, others)
  *        ->mapping->tree_lock
@@ -104,6 +104,10 @@
  *
  *  ->task->proc_lock
  *    ->dcache_lock		(proc_pid_lookup)
+ *
+ *  (code doesn't rely on that order, so you could switch it around)
+ *  ->tasklist_lock             (memory_failure, collect_procs_ao)
+ *    ->i_mmap_lock
  */
 
 /*
@@ -119,6 +123,8 @@ void __remove_from_page_cache(struct page *page)
 	page->mapping = NULL;
 	mapping->nrpages--;
 	__dec_zone_page_state(page, NR_FILE_PAGES);
+	if (PageSwapBacked(page))
+		__dec_zone_page_state(page, NR_SHMEM);
 	BUG_ON(page_mapped(page));
 
 	/*
@@ -431,6 +437,8 @@ int add_to_page_cache_locked(struct page *page, struct address_space *mapping,
 		if (likely(!error)) {
 			mapping->nrpages++;
 			__inc_zone_page_state(page, NR_FILE_PAGES);
+			if (PageSwapBacked(page))
+				__inc_zone_page_state(page, NR_SHMEM);
 			spin_unlock_irq(&mapping->tree_lock);
 		} else {
 			page->mapping = NULL;
@@ -1603,7 +1611,7 @@ page_not_uptodate:
 }
 EXPORT_SYMBOL(filemap_fault);
 
-struct vm_operations_struct generic_file_vm_ops = {
+const struct vm_operations_struct generic_file_vm_ops = {
 	.fault		= filemap_fault,
 };
 
diff --git a/mm/filemap_xip.c b/mm/filemap_xip.c
index 427dfe3ce78c..1888b2d71bb8 100644
--- a/mm/filemap_xip.c
+++ b/mm/filemap_xip.c
@@ -296,7 +296,7 @@ out:
 	}
 }
 
-static struct vm_operations_struct xip_file_vm_ops = {
+static const struct vm_operations_struct xip_file_vm_ops = {
 	.fault	= xip_file_fault,
 };
 
diff --git a/mm/highmem.c b/mm/highmem.c
index 25878cc49daa..9c1e627f282e 100644
--- a/mm/highmem.c
+++ b/mm/highmem.c
@@ -426,16 +426,21 @@ void __init page_address_init(void)
 
 void debug_kmap_atomic(enum km_type type)
 {
-	static unsigned warn_count = 10;
+	static int warn_count = 10;
 
-	if (unlikely(warn_count == 0))
+	if (unlikely(warn_count < 0))
 		return;
 
 	if (unlikely(in_interrupt())) {
-		if (in_irq()) {
+		if (in_nmi()) {
+			if (type != KM_NMI && type != KM_NMI_PTE) {
+				WARN_ON(1);
+				warn_count--;
+			}
+		} else if (in_irq()) {
 			if (type != KM_IRQ0 && type != KM_IRQ1 &&
 			    type != KM_BIO_SRC_IRQ && type != KM_BIO_DST_IRQ &&
-			    type != KM_BOUNCE_READ) {
+			    type != KM_BOUNCE_READ && type != KM_IRQ_PTE) {
 				WARN_ON(1);
 				warn_count--;
 			}
@@ -452,7 +457,9 @@ void debug_kmap_atomic(enum km_type type)
 	}
 
 	if (type == KM_IRQ0 || type == KM_IRQ1 || type == KM_BOUNCE_READ ||
-			type == KM_BIO_SRC_IRQ || type == KM_BIO_DST_IRQ) {
+			type == KM_BIO_SRC_IRQ || type == KM_BIO_DST_IRQ ||
+			type == KM_IRQ_PTE || type == KM_NMI ||
+			type == KM_NMI_PTE ) {
 		if (!irqs_disabled()) {
 			WARN_ON(1);
 			warn_count--;
diff --git a/mm/hugetlb.c b/mm/hugetlb.c
index b16d63634777..5d7601b02874 100644
--- a/mm/hugetlb.c
+++ b/mm/hugetlb.c
@@ -456,24 +456,6 @@ static void enqueue_huge_page(struct hstate *h, struct page *page)
 	h->free_huge_pages_node[nid]++;
 }
 
-static struct page *dequeue_huge_page(struct hstate *h)
-{
-	int nid;
-	struct page *page = NULL;
-
-	for (nid = 0; nid < MAX_NUMNODES; ++nid) {
-		if (!list_empty(&h->hugepage_freelists[nid])) {
-			page = list_entry(h->hugepage_freelists[nid].next,
-					  struct page, lru);
-			list_del(&page->lru);
-			h->free_huge_pages--;
-			h->free_huge_pages_node[nid]--;
-			break;
-		}
-	}
-	return page;
-}
-
 static struct page *dequeue_huge_page_vma(struct hstate *h,
 				struct vm_area_struct *vma,
 				unsigned long address, int avoid_reserve)
@@ -641,7 +623,7 @@ static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid)
 
 /*
  * Use a helper variable to find the next node and then
- * copy it back to hugetlb_next_nid afterwards:
+ * copy it back to next_nid_to_alloc afterwards:
  * otherwise there's a window in which a racer might
  * pass invalid nid MAX_NUMNODES to alloc_pages_exact_node.
  * But we don't need to use a spin_lock here: it really
@@ -650,13 +632,13 @@ static struct page *alloc_fresh_huge_page_node(struct hstate *h, int nid)
  * if we just successfully allocated a hugepage so that
  * the next caller gets hugepages on the next node.
  */
-static int hstate_next_node(struct hstate *h)
+static int hstate_next_node_to_alloc(struct hstate *h)
 {
 	int next_nid;
-	next_nid = next_node(h->hugetlb_next_nid, node_online_map);
+	next_nid = next_node(h->next_nid_to_alloc, node_online_map);
 	if (next_nid == MAX_NUMNODES)
 		next_nid = first_node(node_online_map);
-	h->hugetlb_next_nid = next_nid;
+	h->next_nid_to_alloc = next_nid;
 	return next_nid;
 }
 
@@ -667,14 +649,15 @@ static int alloc_fresh_huge_page(struct hstate *h)
 	int next_nid;
 	int ret = 0;
 
-	start_nid = h->hugetlb_next_nid;
+	start_nid = h->next_nid_to_alloc;
+	next_nid = start_nid;
 
 	do {
-		page = alloc_fresh_huge_page_node(h, h->hugetlb_next_nid);
+		page = alloc_fresh_huge_page_node(h, next_nid);
 		if (page)
 			ret = 1;
-		next_nid = hstate_next_node(h);
-	} while (!page && h->hugetlb_next_nid != start_nid);
+		next_nid = hstate_next_node_to_alloc(h);
+	} while (!page && next_nid != start_nid);
 
 	if (ret)
 		count_vm_event(HTLB_BUDDY_PGALLOC);
@@ -684,6 +667,61 @@ static int alloc_fresh_huge_page(struct hstate *h)
 	return ret;
 }
 
+/*
+ * helper for free_pool_huge_page() - find next node
+ * from which to free a huge page
+ */
+static int hstate_next_node_to_free(struct hstate *h)
+{
+	int next_nid;
+	next_nid = next_node(h->next_nid_to_free, node_online_map);
+	if (next_nid == MAX_NUMNODES)
+		next_nid = first_node(node_online_map);
+	h->next_nid_to_free = next_nid;
+	return next_nid;
+}
+
+/*
+ * Free huge page from pool from next node to free.
+ * Attempt to keep persistent huge pages more or less
+ * balanced over allowed nodes.
+ * Called with hugetlb_lock locked.
+ */
+static int free_pool_huge_page(struct hstate *h, bool acct_surplus)
+{
+	int start_nid;
+	int next_nid;
+	int ret = 0;
+
+	start_nid = h->next_nid_to_free;
+	next_nid = start_nid;
+
+	do {
+		/*
+		 * If we're returning unused surplus pages, only examine
+		 * nodes with surplus pages.
+		 */
+		if ((!acct_surplus || h->surplus_huge_pages_node[next_nid]) &&
+		    !list_empty(&h->hugepage_freelists[next_nid])) {
+			struct page *page =
+				list_entry(h->hugepage_freelists[next_nid].next,
+					  struct page, lru);
+			list_del(&page->lru);
+			h->free_huge_pages--;
+			h->free_huge_pages_node[next_nid]--;
+			if (acct_surplus) {
+				h->surplus_huge_pages--;
+				h->surplus_huge_pages_node[next_nid]--;
+			}
+			update_and_free_page(h, page);
+			ret = 1;
+		}
+		next_nid = hstate_next_node_to_free(h);
+	} while (!ret && next_nid != start_nid);
+
+	return ret;
+}
+
 static struct page *alloc_buddy_huge_page(struct hstate *h,
 			struct vm_area_struct *vma, unsigned long address)
 {
@@ -855,22 +893,13 @@ free:
  * When releasing a hugetlb pool reservation, any surplus pages that were
  * allocated to satisfy the reservation must be explicitly freed if they were
  * never used.
+ * Called with hugetlb_lock held.
  */
 static void return_unused_surplus_pages(struct hstate *h,
 					unsigned long unused_resv_pages)
 {
-	static int nid = -1;
-	struct page *page;
 	unsigned long nr_pages;
 
-	/*
-	 * We want to release as many surplus pages as possible, spread
-	 * evenly across all nodes. Iterate across all nodes until we
-	 * can no longer free unreserved surplus pages. This occurs when
-	 * the nodes with surplus pages have no free pages.
-	 */
-	unsigned long remaining_iterations = nr_online_nodes;
-
 	/* Uncommit the reservation */
 	h->resv_huge_pages -= unused_resv_pages;
 
@@ -880,26 +909,17 @@ static void return_unused_surplus_pages(struct hstate *h,
 
 	nr_pages = min(unused_resv_pages, h->surplus_huge_pages);
 
-	while (remaining_iterations-- && nr_pages) {
-		nid = next_node(nid, node_online_map);
-		if (nid == MAX_NUMNODES)
-			nid = first_node(node_online_map);
-
-		if (!h->surplus_huge_pages_node[nid])
-			continue;
-
-		if (!list_empty(&h->hugepage_freelists[nid])) {
-			page = list_entry(h->hugepage_freelists[nid].next,
-					  struct page, lru);
-			list_del(&page->lru);
-			update_and_free_page(h, page);
-			h->free_huge_pages--;
-			h->free_huge_pages_node[nid]--;
-			h->surplus_huge_pages--;
-			h->surplus_huge_pages_node[nid]--;
-			nr_pages--;
-			remaining_iterations = nr_online_nodes;
-		}
+	/*
+	 * We want to release as many surplus pages as possible, spread
+	 * evenly across all nodes. Iterate across all nodes until we
+	 * can no longer free unreserved surplus pages. This occurs when
+	 * the nodes with surplus pages have no free pages.
+	 * free_pool_huge_page() will balance the the frees across the
+	 * on-line nodes for us and will handle the hstate accounting.
+	 */
+	while (nr_pages--) {
+		if (!free_pool_huge_page(h, 1))
+			break;
 	}
 }
 
@@ -1008,9 +1028,10 @@ int __weak alloc_bootmem_huge_page(struct hstate *h)
 		void *addr;
 
 		addr = __alloc_bootmem_node_nopanic(
-				NODE_DATA(h->hugetlb_next_nid),
+				NODE_DATA(h->next_nid_to_alloc),
 				huge_page_size(h), huge_page_size(h), 0);
 
+		hstate_next_node_to_alloc(h);
 		if (addr) {
 			/*
 			 * Use the beginning of the huge page to store the
@@ -1020,7 +1041,6 @@ int __weak alloc_bootmem_huge_page(struct hstate *h)
 			m = addr;
 			goto found;
 		}
-		hstate_next_node(h);
 		nr_nodes--;
 	}
 	return 0;
@@ -1141,31 +1161,43 @@ static inline void try_to_free_low(struct hstate *h, unsigned long count)
  */
 static int adjust_pool_surplus(struct hstate *h, int delta)
 {
-	static int prev_nid;
-	int nid = prev_nid;
+	int start_nid, next_nid;
 	int ret = 0;
 
 	VM_BUG_ON(delta != -1 && delta != 1);
-	do {
-		nid = next_node(nid, node_online_map);
-		if (nid == MAX_NUMNODES)
-			nid = first_node(node_online_map);
 
-		/* To shrink on this node, there must be a surplus page */
-		if (delta < 0 && !h->surplus_huge_pages_node[nid])
-			continue;
-		/* Surplus cannot exceed the total number of pages */
-		if (delta > 0 && h->surplus_huge_pages_node[nid] >=
+	if (delta < 0)
+		start_nid = h->next_nid_to_alloc;
+	else
+		start_nid = h->next_nid_to_free;
+	next_nid = start_nid;
+
+	do {
+		int nid = next_nid;
+		if (delta < 0)  {
+			next_nid = hstate_next_node_to_alloc(h);
+			/*
+			 * To shrink on this node, there must be a surplus page
+			 */
+			if (!h->surplus_huge_pages_node[nid])
+				continue;
+		}
+		if (delta > 0) {
+			next_nid = hstate_next_node_to_free(h);
+			/*
+			 * Surplus cannot exceed the total number of pages
+			 */
+			if (h->surplus_huge_pages_node[nid] >=
 						h->nr_huge_pages_node[nid])
-			continue;
+				continue;
+		}
 
 		h->surplus_huge_pages += delta;
 		h->surplus_huge_pages_node[nid] += delta;
 		ret = 1;
 		break;
-	} while (nid != prev_nid);
+	} while (next_nid != start_nid);
 
-	prev_nid = nid;
 	return ret;
 }
 
@@ -1227,10 +1259,8 @@ static unsigned long set_max_huge_pages(struct hstate *h, unsigned long count)
 	min_count = max(count, min_count);
 	try_to_free_low(h, min_count);
 	while (min_count < persistent_huge_pages(h)) {
-		struct page *page = dequeue_huge_page(h);
-		if (!page)
+		if (!free_pool_huge_page(h, 0))
 			break;
-		update_and_free_page(h, page);
 	}
 	while (count < persistent_huge_pages(h)) {
 		if (!adjust_pool_surplus(h, 1))
@@ -1442,7 +1472,8 @@ void __init hugetlb_add_hstate(unsigned order)
 	h->free_huge_pages = 0;
 	for (i = 0; i < MAX_NUMNODES; ++i)
 		INIT_LIST_HEAD(&h->hugepage_freelists[i]);
-	h->hugetlb_next_nid = first_node(node_online_map);
+	h->next_nid_to_alloc = first_node(node_online_map);
+	h->next_nid_to_free = first_node(node_online_map);
 	snprintf(h->name, HSTATE_NAME_LEN, "hugepages-%lukB",
 					huge_page_size(h)/1024);
 
@@ -1506,7 +1537,7 @@ static unsigned int cpuset_mems_nr(unsigned int *array)
 
 #ifdef CONFIG_SYSCTL
 int hugetlb_sysctl_handler(struct ctl_table *table, int write,
-			   struct file *file, void __user *buffer,
+			   void __user *buffer,
 			   size_t *length, loff_t *ppos)
 {
 	struct hstate *h = &default_hstate;
@@ -1517,7 +1548,7 @@ int hugetlb_sysctl_handler(struct ctl_table *table, int write,
 
 	table->data = &tmp;
 	table->maxlen = sizeof(unsigned long);
-	proc_doulongvec_minmax(table, write, file, buffer, length, ppos);
+	proc_doulongvec_minmax(table, write, buffer, length, ppos);
 
 	if (write)
 		h->max_huge_pages = set_max_huge_pages(h, tmp);
@@ -1526,10 +1557,10 @@ int hugetlb_sysctl_handler(struct ctl_table *table, int write,
 }
 
 int hugetlb_treat_movable_handler(struct ctl_table *table, int write,
-			struct file *file, void __user *buffer,
+			void __user *buffer,
 			size_t *length, loff_t *ppos)
 {
-	proc_dointvec(table, write, file, buffer, length, ppos);
+	proc_dointvec(table, write, buffer, length, ppos);
 	if (hugepages_treat_as_movable)
 		htlb_alloc_mask = GFP_HIGHUSER_MOVABLE;
 	else
@@ -1538,7 +1569,7 @@ int hugetlb_treat_movable_handler(struct ctl_table *table, int write,
 }
 
 int hugetlb_overcommit_handler(struct ctl_table *table, int write,
-			struct file *file, void __user *buffer,
+			void __user *buffer,
 			size_t *length, loff_t *ppos)
 {
 	struct hstate *h = &default_hstate;
@@ -1549,7 +1580,7 @@ int hugetlb_overcommit_handler(struct ctl_table *table, int write,
 
 	table->data = &tmp;
 	table->maxlen = sizeof(unsigned long);
-	proc_doulongvec_minmax(table, write, file, buffer, length, ppos);
+	proc_doulongvec_minmax(table, write, buffer, length, ppos);
 
 	if (write) {
 		spin_lock(&hugetlb_lock);
@@ -1690,7 +1721,7 @@ static int hugetlb_vm_op_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-struct vm_operations_struct hugetlb_vm_ops = {
+const struct vm_operations_struct hugetlb_vm_ops = {
 	.fault = hugetlb_vm_op_fault,
 	.open = hugetlb_vm_op_open,
 	.close = hugetlb_vm_op_close,
@@ -1985,6 +2016,26 @@ static struct page *hugetlbfs_pagecache_page(struct hstate *h,
 	return find_lock_page(mapping, idx);
 }
 
+/*
+ * Return whether there is a pagecache page to back given address within VMA.
+ * Caller follow_hugetlb_page() holds page_table_lock so we cannot lock_page.
+ */
+static bool hugetlbfs_pagecache_present(struct hstate *h,
+			struct vm_area_struct *vma, unsigned long address)
+{
+	struct address_space *mapping;
+	pgoff_t idx;
+	struct page *page;
+
+	mapping = vma->vm_file->f_mapping;
+	idx = vma_hugecache_offset(h, vma, address);
+
+	page = find_get_page(mapping, idx);
+	if (page)
+		put_page(page);
+	return page != NULL;
+}
+
 static int hugetlb_no_page(struct mm_struct *mm, struct vm_area_struct *vma,
 			unsigned long address, pte_t *ptep, unsigned int flags)
 {
@@ -2180,54 +2231,55 @@ follow_huge_pud(struct mm_struct *mm, unsigned long address,
 	return NULL;
 }
 
-static int huge_zeropage_ok(pte_t *ptep, int write, int shared)
-{
-	if (!ptep || write || shared)
-		return 0;
-	else
-		return huge_pte_none(huge_ptep_get(ptep));
-}
-
 int follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
 			struct page **pages, struct vm_area_struct **vmas,
 			unsigned long *position, int *length, int i,
-			int write)
+			unsigned int flags)
 {
 	unsigned long pfn_offset;
 	unsigned long vaddr = *position;
 	int remainder = *length;
 	struct hstate *h = hstate_vma(vma);
-	int zeropage_ok = 0;
-	int shared = vma->vm_flags & VM_SHARED;
 
 	spin_lock(&mm->page_table_lock);
 	while (vaddr < vma->vm_end && remainder) {
 		pte_t *pte;
+		int absent;
 		struct page *page;
 
 		/*
 		 * Some archs (sparc64, sh*) have multiple pte_ts to
-		 * each hugepage.  We have to make * sure we get the
+		 * each hugepage.  We have to make sure we get the
 		 * first, for the page indexing below to work.
 		 */
 		pte = huge_pte_offset(mm, vaddr & huge_page_mask(h));
-		if (huge_zeropage_ok(pte, write, shared))
-			zeropage_ok = 1;
+		absent = !pte || huge_pte_none(huge_ptep_get(pte));
+
+		/*
+		 * When coredumping, it suits get_dump_page if we just return
+		 * an error where there's an empty slot with no huge pagecache
+		 * to back it.  This way, we avoid allocating a hugepage, and
+		 * the sparse dumpfile avoids allocating disk blocks, but its
+		 * huge holes still show up with zeroes where they need to be.
+		 */
+		if (absent && (flags & FOLL_DUMP) &&
+		    !hugetlbfs_pagecache_present(h, vma, vaddr)) {
+			remainder = 0;
+			break;
+		}
 
-		if (!pte ||
-		    (huge_pte_none(huge_ptep_get(pte)) && !zeropage_ok) ||
-		    (write && !pte_write(huge_ptep_get(pte)))) {
+		if (absent ||
+		    ((flags & FOLL_WRITE) && !pte_write(huge_ptep_get(pte)))) {
 			int ret;
 
 			spin_unlock(&mm->page_table_lock);
-			ret = hugetlb_fault(mm, vma, vaddr, write);
+			ret = hugetlb_fault(mm, vma, vaddr,
+				(flags & FOLL_WRITE) ? FAULT_FLAG_WRITE : 0);
 			spin_lock(&mm->page_table_lock);
 			if (!(ret & VM_FAULT_ERROR))
 				continue;
 
 			remainder = 0;
-			if (!i)
-				i = -EFAULT;
 			break;
 		}
 
@@ -2235,10 +2287,7 @@ int follow_hugetlb_page(struct mm_struct *mm, struct vm_area_struct *vma,
 		page = pte_page(huge_ptep_get(pte));
 same_page:
 		if (pages) {
-			if (zeropage_ok)
-				pages[i] = ZERO_PAGE(0);
-			else
-				pages[i] = mem_map_offset(page, pfn_offset);
+			pages[i] = mem_map_offset(page, pfn_offset);
 			get_page(pages[i]);
 		}
 
@@ -2262,7 +2311,7 @@ same_page:
 	*length = remainder;
 	*position = vaddr;
 
-	return i;
+	return i ? i : -EFAULT;
 }
 
 void hugetlb_change_protection(struct vm_area_struct *vma,
diff --git a/mm/hwpoison-inject.c b/mm/hwpoison-inject.c
new file mode 100644
index 000000000000..e1d85137f086
--- /dev/null
+++ b/mm/hwpoison-inject.c
@@ -0,0 +1,41 @@
+/* Inject a hwpoison memory failure on a arbitary pfn */
+#include <linux/module.h>
+#include <linux/debugfs.h>
+#include <linux/kernel.h>
+#include <linux/mm.h>
+
+static struct dentry *hwpoison_dir, *corrupt_pfn;
+
+static int hwpoison_inject(void *data, u64 val)
+{
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	printk(KERN_INFO "Injecting memory failure at pfn %Lx\n", val);
+	return __memory_failure(val, 18, 0);
+}
+
+DEFINE_SIMPLE_ATTRIBUTE(hwpoison_fops, NULL, hwpoison_inject, "%lli\n");
+
+static void pfn_inject_exit(void)
+{
+	if (hwpoison_dir)
+		debugfs_remove_recursive(hwpoison_dir);
+}
+
+static int pfn_inject_init(void)
+{
+	hwpoison_dir = debugfs_create_dir("hwpoison", NULL);
+	if (hwpoison_dir == NULL)
+		return -ENOMEM;
+	corrupt_pfn = debugfs_create_file("corrupt-pfn", 0600, hwpoison_dir,
+					  NULL, &hwpoison_fops);
+	if (corrupt_pfn == NULL) {
+		pfn_inject_exit();
+		return -ENOMEM;
+	}
+	return 0;
+}
+
+module_init(pfn_inject_init);
+module_exit(pfn_inject_exit);
+MODULE_LICENSE("GPL");
diff --git a/mm/internal.h b/mm/internal.h
index f290c4db528b..22ec8d2b0fb8 100644
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -37,6 +37,8 @@ static inline void __put_page(struct page *page)
 	atomic_dec(&page->_count);
 }
 
+extern unsigned long highest_memmap_pfn;
+
 /*
  * in mm/vmscan.c:
  */
@@ -46,7 +48,6 @@ extern void putback_lru_page(struct page *page);
 /*
  * in mm/page_alloc.c
  */
-extern unsigned long highest_memmap_pfn;
 extern void __free_pages_bootmem(struct page *page, unsigned int order);
 extern void prep_compound_page(struct page *page, unsigned long order);
 
@@ -250,13 +251,8 @@ static inline void mminit_validate_memmodel_limits(unsigned long *start_pfn,
 }
 #endif /* CONFIG_SPARSEMEM */
 
-#define GUP_FLAGS_WRITE                  0x1
-#define GUP_FLAGS_FORCE                  0x2
-#define GUP_FLAGS_IGNORE_VMA_PERMISSIONS 0x4
-#define GUP_FLAGS_IGNORE_SIGKILL         0x8
-
 int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
-		     unsigned long start, int len, int flags,
+		     unsigned long start, int len, unsigned int foll_flags,
 		     struct page **pages, struct vm_area_struct **vmas);
 
 #define ZONE_RECLAIM_NOSCAN	-2
diff --git a/mm/kmemleak.c b/mm/kmemleak.c
index 4ea4510e2996..8bf765c4f58d 100644
--- a/mm/kmemleak.c
+++ b/mm/kmemleak.c
@@ -833,12 +833,15 @@ static void early_alloc(struct early_log *log)
 	 */
 	rcu_read_lock();
 	object = create_object((unsigned long)log->ptr, log->size,
-			       log->min_count, GFP_KERNEL);
+			       log->min_count, GFP_ATOMIC);
+	if (!object)
+		goto out;
 	spin_lock_irqsave(&object->lock, flags);
 	for (i = 0; i < log->trace_len; i++)
 		object->trace[i] = log->trace[i];
 	object->trace_len = log->trace_len;
 	spin_unlock_irqrestore(&object->lock, flags);
+out:
 	rcu_read_unlock();
 }
 
diff --git a/mm/ksm.c b/mm/ksm.c
new file mode 100644
index 000000000000..5575f8628fef
--- /dev/null
+++ b/mm/ksm.c
@@ -0,0 +1,1710 @@
+/*
+ * Memory merging support.
+ *
+ * This code enables dynamic sharing of identical pages found in different
+ * memory areas, even if they are not shared by fork()
+ *
+ * Copyright (C) 2008-2009 Red Hat, Inc.
+ * Authors:
+ *	Izik Eidus
+ *	Andrea Arcangeli
+ *	Chris Wright
+ *	Hugh Dickins
+ *
+ * This work is licensed under the terms of the GNU GPL, version 2.
+ */
+
+#include <linux/errno.h>
+#include <linux/mm.h>
+#include <linux/fs.h>
+#include <linux/mman.h>
+#include <linux/sched.h>
+#include <linux/rwsem.h>
+#include <linux/pagemap.h>
+#include <linux/rmap.h>
+#include <linux/spinlock.h>
+#include <linux/jhash.h>
+#include <linux/delay.h>
+#include <linux/kthread.h>
+#include <linux/wait.h>
+#include <linux/slab.h>
+#include <linux/rbtree.h>
+#include <linux/mmu_notifier.h>
+#include <linux/swap.h>
+#include <linux/ksm.h>
+
+#include <asm/tlbflush.h>
+
+/*
+ * A few notes about the KSM scanning process,
+ * to make it easier to understand the data structures below:
+ *
+ * In order to reduce excessive scanning, KSM sorts the memory pages by their
+ * contents into a data structure that holds pointers to the pages' locations.
+ *
+ * Since the contents of the pages may change at any moment, KSM cannot just
+ * insert the pages into a normal sorted tree and expect it to find anything.
+ * Therefore KSM uses two data structures - the stable and the unstable tree.
+ *
+ * The stable tree holds pointers to all the merged pages (ksm pages), sorted
+ * by their contents.  Because each such page is write-protected, searching on
+ * this tree is fully assured to be working (except when pages are unmapped),
+ * and therefore this tree is called the stable tree.
+ *
+ * In addition to the stable tree, KSM uses a second data structure called the
+ * unstable tree: this tree holds pointers to pages which have been found to
+ * be "unchanged for a period of time".  The unstable tree sorts these pages
+ * by their contents, but since they are not write-protected, KSM cannot rely
+ * upon the unstable tree to work correctly - the unstable tree is liable to
+ * be corrupted as its contents are modified, and so it is called unstable.
+ *
+ * KSM solves this problem by several techniques:
+ *
+ * 1) The unstable tree is flushed every time KSM completes scanning all
+ *    memory areas, and then the tree is rebuilt again from the beginning.
+ * 2) KSM will only insert into the unstable tree, pages whose hash value
+ *    has not changed since the previous scan of all memory areas.
+ * 3) The unstable tree is a RedBlack Tree - so its balancing is based on the
+ *    colors of the nodes and not on their contents, assuring that even when
+ *    the tree gets "corrupted" it won't get out of balance, so scanning time
+ *    remains the same (also, searching and inserting nodes in an rbtree uses
+ *    the same algorithm, so we have no overhead when we flush and rebuild).
+ * 4) KSM never flushes the stable tree, which means that even if it were to
+ *    take 10 attempts to find a page in the unstable tree, once it is found,
+ *    it is secured in the stable tree.  (When we scan a new page, we first
+ *    compare it against the stable tree, and then against the unstable tree.)
+ */
+
+/**
+ * struct mm_slot - ksm information per mm that is being scanned
+ * @link: link to the mm_slots hash list
+ * @mm_list: link into the mm_slots list, rooted in ksm_mm_head
+ * @rmap_list: head for this mm_slot's list of rmap_items
+ * @mm: the mm that this information is valid for
+ */
+struct mm_slot {
+	struct hlist_node link;
+	struct list_head mm_list;
+	struct list_head rmap_list;
+	struct mm_struct *mm;
+};
+
+/**
+ * struct ksm_scan - cursor for scanning
+ * @mm_slot: the current mm_slot we are scanning
+ * @address: the next address inside that to be scanned
+ * @rmap_item: the current rmap that we are scanning inside the rmap_list
+ * @seqnr: count of completed full scans (needed when removing unstable node)
+ *
+ * There is only the one ksm_scan instance of this cursor structure.
+ */
+struct ksm_scan {
+	struct mm_slot *mm_slot;
+	unsigned long address;
+	struct rmap_item *rmap_item;
+	unsigned long seqnr;
+};
+
+/**
+ * struct rmap_item - reverse mapping item for virtual addresses
+ * @link: link into mm_slot's rmap_list (rmap_list is per mm)
+ * @mm: the memory structure this rmap_item is pointing into
+ * @address: the virtual address this rmap_item tracks (+ flags in low bits)
+ * @oldchecksum: previous checksum of the page at that virtual address
+ * @node: rb_node of this rmap_item in either unstable or stable tree
+ * @next: next rmap_item hanging off the same node of the stable tree
+ * @prev: previous rmap_item hanging off the same node of the stable tree
+ */
+struct rmap_item {
+	struct list_head link;
+	struct mm_struct *mm;
+	unsigned long address;		/* + low bits used for flags below */
+	union {
+		unsigned int oldchecksum;		/* when unstable */
+		struct rmap_item *next;			/* when stable */
+	};
+	union {
+		struct rb_node node;			/* when tree node */
+		struct rmap_item *prev;			/* in stable list */
+	};
+};
+
+#define SEQNR_MASK	0x0ff	/* low bits of unstable tree seqnr */
+#define NODE_FLAG	0x100	/* is a node of unstable or stable tree */
+#define STABLE_FLAG	0x200	/* is a node or list item of stable tree */
+
+/* The stable and unstable tree heads */
+static struct rb_root root_stable_tree = RB_ROOT;
+static struct rb_root root_unstable_tree = RB_ROOT;
+
+#define MM_SLOTS_HASH_HEADS 1024
+static struct hlist_head *mm_slots_hash;
+
+static struct mm_slot ksm_mm_head = {
+	.mm_list = LIST_HEAD_INIT(ksm_mm_head.mm_list),
+};
+static struct ksm_scan ksm_scan = {
+	.mm_slot = &ksm_mm_head,
+};
+
+static struct kmem_cache *rmap_item_cache;
+static struct kmem_cache *mm_slot_cache;
+
+/* The number of nodes in the stable tree */
+static unsigned long ksm_pages_shared;
+
+/* The number of page slots additionally sharing those nodes */
+static unsigned long ksm_pages_sharing;
+
+/* The number of nodes in the unstable tree */
+static unsigned long ksm_pages_unshared;
+
+/* The number of rmap_items in use: to calculate pages_volatile */
+static unsigned long ksm_rmap_items;
+
+/* Limit on the number of unswappable pages used */
+static unsigned long ksm_max_kernel_pages;
+
+/* Number of pages ksmd should scan in one batch */
+static unsigned int ksm_thread_pages_to_scan = 100;
+
+/* Milliseconds ksmd should sleep between batches */
+static unsigned int ksm_thread_sleep_millisecs = 20;
+
+#define KSM_RUN_STOP	0
+#define KSM_RUN_MERGE	1
+#define KSM_RUN_UNMERGE	2
+static unsigned int ksm_run = KSM_RUN_STOP;
+
+static DECLARE_WAIT_QUEUE_HEAD(ksm_thread_wait);
+static DEFINE_MUTEX(ksm_thread_mutex);
+static DEFINE_SPINLOCK(ksm_mmlist_lock);
+
+#define KSM_KMEM_CACHE(__struct, __flags) kmem_cache_create("ksm_"#__struct,\
+		sizeof(struct __struct), __alignof__(struct __struct),\
+		(__flags), NULL)
+
+static int __init ksm_slab_init(void)
+{
+	rmap_item_cache = KSM_KMEM_CACHE(rmap_item, 0);
+	if (!rmap_item_cache)
+		goto out;
+
+	mm_slot_cache = KSM_KMEM_CACHE(mm_slot, 0);
+	if (!mm_slot_cache)
+		goto out_free;
+
+	return 0;
+
+out_free:
+	kmem_cache_destroy(rmap_item_cache);
+out:
+	return -ENOMEM;
+}
+
+static void __init ksm_slab_free(void)
+{
+	kmem_cache_destroy(mm_slot_cache);
+	kmem_cache_destroy(rmap_item_cache);
+	mm_slot_cache = NULL;
+}
+
+static inline struct rmap_item *alloc_rmap_item(void)
+{
+	struct rmap_item *rmap_item;
+
+	rmap_item = kmem_cache_zalloc(rmap_item_cache, GFP_KERNEL);
+	if (rmap_item)
+		ksm_rmap_items++;
+	return rmap_item;
+}
+
+static inline void free_rmap_item(struct rmap_item *rmap_item)
+{
+	ksm_rmap_items--;
+	rmap_item->mm = NULL;	/* debug safety */
+	kmem_cache_free(rmap_item_cache, rmap_item);
+}
+
+static inline struct mm_slot *alloc_mm_slot(void)
+{
+	if (!mm_slot_cache)	/* initialization failed */
+		return NULL;
+	return kmem_cache_zalloc(mm_slot_cache, GFP_KERNEL);
+}
+
+static inline void free_mm_slot(struct mm_slot *mm_slot)
+{
+	kmem_cache_free(mm_slot_cache, mm_slot);
+}
+
+static int __init mm_slots_hash_init(void)
+{
+	mm_slots_hash = kzalloc(MM_SLOTS_HASH_HEADS * sizeof(struct hlist_head),
+				GFP_KERNEL);
+	if (!mm_slots_hash)
+		return -ENOMEM;
+	return 0;
+}
+
+static void __init mm_slots_hash_free(void)
+{
+	kfree(mm_slots_hash);
+}
+
+static struct mm_slot *get_mm_slot(struct mm_struct *mm)
+{
+	struct mm_slot *mm_slot;
+	struct hlist_head *bucket;
+	struct hlist_node *node;
+
+	bucket = &mm_slots_hash[((unsigned long)mm / sizeof(struct mm_struct))
+				% MM_SLOTS_HASH_HEADS];
+	hlist_for_each_entry(mm_slot, node, bucket, link) {
+		if (mm == mm_slot->mm)
+			return mm_slot;
+	}
+	return NULL;
+}
+
+static void insert_to_mm_slots_hash(struct mm_struct *mm,
+				    struct mm_slot *mm_slot)
+{
+	struct hlist_head *bucket;
+
+	bucket = &mm_slots_hash[((unsigned long)mm / sizeof(struct mm_struct))
+				% MM_SLOTS_HASH_HEADS];
+	mm_slot->mm = mm;
+	INIT_LIST_HEAD(&mm_slot->rmap_list);
+	hlist_add_head(&mm_slot->link, bucket);
+}
+
+static inline int in_stable_tree(struct rmap_item *rmap_item)
+{
+	return rmap_item->address & STABLE_FLAG;
+}
+
+/*
+ * ksmd, and unmerge_and_remove_all_rmap_items(), must not touch an mm's
+ * page tables after it has passed through ksm_exit() - which, if necessary,
+ * takes mmap_sem briefly to serialize against them.  ksm_exit() does not set
+ * a special flag: they can just back out as soon as mm_users goes to zero.
+ * ksm_test_exit() is used throughout to make this test for exit: in some
+ * places for correctness, in some places just to avoid unnecessary work.
+ */
+static inline bool ksm_test_exit(struct mm_struct *mm)
+{
+	return atomic_read(&mm->mm_users) == 0;
+}
+
+/*
+ * We use break_ksm to break COW on a ksm page: it's a stripped down
+ *
+ *	if (get_user_pages(current, mm, addr, 1, 1, 1, &page, NULL) == 1)
+ *		put_page(page);
+ *
+ * but taking great care only to touch a ksm page, in a VM_MERGEABLE vma,
+ * in case the application has unmapped and remapped mm,addr meanwhile.
+ * Could a ksm page appear anywhere else?  Actually yes, in a VM_PFNMAP
+ * mmap of /dev/mem or /dev/kmem, where we would not want to touch it.
+ */
+static int break_ksm(struct vm_area_struct *vma, unsigned long addr)
+{
+	struct page *page;
+	int ret = 0;
+
+	do {
+		cond_resched();
+		page = follow_page(vma, addr, FOLL_GET);
+		if (!page)
+			break;
+		if (PageKsm(page))
+			ret = handle_mm_fault(vma->vm_mm, vma, addr,
+							FAULT_FLAG_WRITE);
+		else
+			ret = VM_FAULT_WRITE;
+		put_page(page);
+	} while (!(ret & (VM_FAULT_WRITE | VM_FAULT_SIGBUS | VM_FAULT_OOM)));
+	/*
+	 * We must loop because handle_mm_fault() may back out if there's
+	 * any difficulty e.g. if pte accessed bit gets updated concurrently.
+	 *
+	 * VM_FAULT_WRITE is what we have been hoping for: it indicates that
+	 * COW has been broken, even if the vma does not permit VM_WRITE;
+	 * but note that a concurrent fault might break PageKsm for us.
+	 *
+	 * VM_FAULT_SIGBUS could occur if we race with truncation of the
+	 * backing file, which also invalidates anonymous pages: that's
+	 * okay, that truncation will have unmapped the PageKsm for us.
+	 *
+	 * VM_FAULT_OOM: at the time of writing (late July 2009), setting
+	 * aside mem_cgroup limits, VM_FAULT_OOM would only be set if the
+	 * current task has TIF_MEMDIE set, and will be OOM killed on return
+	 * to user; and ksmd, having no mm, would never be chosen for that.
+	 *
+	 * But if the mm is in a limited mem_cgroup, then the fault may fail
+	 * with VM_FAULT_OOM even if the current task is not TIF_MEMDIE; and
+	 * even ksmd can fail in this way - though it's usually breaking ksm
+	 * just to undo a merge it made a moment before, so unlikely to oom.
+	 *
+	 * That's a pity: we might therefore have more kernel pages allocated
+	 * than we're counting as nodes in the stable tree; but ksm_do_scan
+	 * will retry to break_cow on each pass, so should recover the page
+	 * in due course.  The important thing is to not let VM_MERGEABLE
+	 * be cleared while any such pages might remain in the area.
+	 */
+	return (ret & VM_FAULT_OOM) ? -ENOMEM : 0;
+}
+
+static void break_cow(struct mm_struct *mm, unsigned long addr)
+{
+	struct vm_area_struct *vma;
+
+	down_read(&mm->mmap_sem);
+	if (ksm_test_exit(mm))
+		goto out;
+	vma = find_vma(mm, addr);
+	if (!vma || vma->vm_start > addr)
+		goto out;
+	if (!(vma->vm_flags & VM_MERGEABLE) || !vma->anon_vma)
+		goto out;
+	break_ksm(vma, addr);
+out:
+	up_read(&mm->mmap_sem);
+}
+
+static struct page *get_mergeable_page(struct rmap_item *rmap_item)
+{
+	struct mm_struct *mm = rmap_item->mm;
+	unsigned long addr = rmap_item->address;
+	struct vm_area_struct *vma;
+	struct page *page;
+
+	down_read(&mm->mmap_sem);
+	if (ksm_test_exit(mm))
+		goto out;
+	vma = find_vma(mm, addr);
+	if (!vma || vma->vm_start > addr)
+		goto out;
+	if (!(vma->vm_flags & VM_MERGEABLE) || !vma->anon_vma)
+		goto out;
+
+	page = follow_page(vma, addr, FOLL_GET);
+	if (!page)
+		goto out;
+	if (PageAnon(page)) {
+		flush_anon_page(vma, page, addr);
+		flush_dcache_page(page);
+	} else {
+		put_page(page);
+out:		page = NULL;
+	}
+	up_read(&mm->mmap_sem);
+	return page;
+}
+
+/*
+ * get_ksm_page: checks if the page at the virtual address in rmap_item
+ * is still PageKsm, in which case we can trust the content of the page,
+ * and it returns the gotten page; but NULL if the page has been zapped.
+ */
+static struct page *get_ksm_page(struct rmap_item *rmap_item)
+{
+	struct page *page;
+
+	page = get_mergeable_page(rmap_item);
+	if (page && !PageKsm(page)) {
+		put_page(page);
+		page = NULL;
+	}
+	return page;
+}
+
+/*
+ * Removing rmap_item from stable or unstable tree.
+ * This function will clean the information from the stable/unstable tree.
+ */
+static void remove_rmap_item_from_tree(struct rmap_item *rmap_item)
+{
+	if (in_stable_tree(rmap_item)) {
+		struct rmap_item *next_item = rmap_item->next;
+
+		if (rmap_item->address & NODE_FLAG) {
+			if (next_item) {
+				rb_replace_node(&rmap_item->node,
+						&next_item->node,
+						&root_stable_tree);
+				next_item->address |= NODE_FLAG;
+				ksm_pages_sharing--;
+			} else {
+				rb_erase(&rmap_item->node, &root_stable_tree);
+				ksm_pages_shared--;
+			}
+		} else {
+			struct rmap_item *prev_item = rmap_item->prev;
+
+			BUG_ON(prev_item->next != rmap_item);
+			prev_item->next = next_item;
+			if (next_item) {
+				BUG_ON(next_item->prev != rmap_item);
+				next_item->prev = rmap_item->prev;
+			}
+			ksm_pages_sharing--;
+		}
+
+		rmap_item->next = NULL;
+
+	} else if (rmap_item->address & NODE_FLAG) {
+		unsigned char age;
+		/*
+		 * Usually ksmd can and must skip the rb_erase, because
+		 * root_unstable_tree was already reset to RB_ROOT.
+		 * But be careful when an mm is exiting: do the rb_erase
+		 * if this rmap_item was inserted by this scan, rather
+		 * than left over from before.
+		 */
+		age = (unsigned char)(ksm_scan.seqnr - rmap_item->address);
+		BUG_ON(age > 1);
+		if (!age)
+			rb_erase(&rmap_item->node, &root_unstable_tree);
+		ksm_pages_unshared--;
+	}
+
+	rmap_item->address &= PAGE_MASK;
+
+	cond_resched();		/* we're called from many long loops */
+}
+
+static void remove_trailing_rmap_items(struct mm_slot *mm_slot,
+				       struct list_head *cur)
+{
+	struct rmap_item *rmap_item;
+
+	while (cur != &mm_slot->rmap_list) {
+		rmap_item = list_entry(cur, struct rmap_item, link);
+		cur = cur->next;
+		remove_rmap_item_from_tree(rmap_item);
+		list_del(&rmap_item->link);
+		free_rmap_item(rmap_item);
+	}
+}
+
+/*
+ * Though it's very tempting to unmerge in_stable_tree(rmap_item)s rather
+ * than check every pte of a given vma, the locking doesn't quite work for
+ * that - an rmap_item is assigned to the stable tree after inserting ksm
+ * page and upping mmap_sem.  Nor does it fit with the way we skip dup'ing
+ * rmap_items from parent to child at fork time (so as not to waste time
+ * if exit comes before the next scan reaches it).
+ *
+ * Similarly, although we'd like to remove rmap_items (so updating counts
+ * and freeing memory) when unmerging an area, it's easier to leave that
+ * to the next pass of ksmd - consider, for example, how ksmd might be
+ * in cmp_and_merge_page on one of the rmap_items we would be removing.
+ */
+static int unmerge_ksm_pages(struct vm_area_struct *vma,
+			     unsigned long start, unsigned long end)
+{
+	unsigned long addr;
+	int err = 0;
+
+	for (addr = start; addr < end && !err; addr += PAGE_SIZE) {
+		if (ksm_test_exit(vma->vm_mm))
+			break;
+		if (signal_pending(current))
+			err = -ERESTARTSYS;
+		else
+			err = break_ksm(vma, addr);
+	}
+	return err;
+}
+
+#ifdef CONFIG_SYSFS
+/*
+ * Only called through the sysfs control interface:
+ */
+static int unmerge_and_remove_all_rmap_items(void)
+{
+	struct mm_slot *mm_slot;
+	struct mm_struct *mm;
+	struct vm_area_struct *vma;
+	int err = 0;
+
+	spin_lock(&ksm_mmlist_lock);
+	ksm_scan.mm_slot = list_entry(ksm_mm_head.mm_list.next,
+						struct mm_slot, mm_list);
+	spin_unlock(&ksm_mmlist_lock);
+
+	for (mm_slot = ksm_scan.mm_slot;
+			mm_slot != &ksm_mm_head; mm_slot = ksm_scan.mm_slot) {
+		mm = mm_slot->mm;
+		down_read(&mm->mmap_sem);
+		for (vma = mm->mmap; vma; vma = vma->vm_next) {
+			if (ksm_test_exit(mm))
+				break;
+			if (!(vma->vm_flags & VM_MERGEABLE) || !vma->anon_vma)
+				continue;
+			err = unmerge_ksm_pages(vma,
+						vma->vm_start, vma->vm_end);
+			if (err)
+				goto error;
+		}
+
+		remove_trailing_rmap_items(mm_slot, mm_slot->rmap_list.next);
+
+		spin_lock(&ksm_mmlist_lock);
+		ksm_scan.mm_slot = list_entry(mm_slot->mm_list.next,
+						struct mm_slot, mm_list);
+		if (ksm_test_exit(mm)) {
+			hlist_del(&mm_slot->link);
+			list_del(&mm_slot->mm_list);
+			spin_unlock(&ksm_mmlist_lock);
+
+			free_mm_slot(mm_slot);
+			clear_bit(MMF_VM_MERGEABLE, &mm->flags);
+			up_read(&mm->mmap_sem);
+			mmdrop(mm);
+		} else {
+			spin_unlock(&ksm_mmlist_lock);
+			up_read(&mm->mmap_sem);
+		}
+	}
+
+	ksm_scan.seqnr = 0;
+	return 0;
+
+error:
+	up_read(&mm->mmap_sem);
+	spin_lock(&ksm_mmlist_lock);
+	ksm_scan.mm_slot = &ksm_mm_head;
+	spin_unlock(&ksm_mmlist_lock);
+	return err;
+}
+#endif /* CONFIG_SYSFS */
+
+static u32 calc_checksum(struct page *page)
+{
+	u32 checksum;
+	void *addr = kmap_atomic(page, KM_USER0);
+	checksum = jhash2(addr, PAGE_SIZE / 4, 17);
+	kunmap_atomic(addr, KM_USER0);
+	return checksum;
+}
+
+static int memcmp_pages(struct page *page1, struct page *page2)
+{
+	char *addr1, *addr2;
+	int ret;
+
+	addr1 = kmap_atomic(page1, KM_USER0);
+	addr2 = kmap_atomic(page2, KM_USER1);
+	ret = memcmp(addr1, addr2, PAGE_SIZE);
+	kunmap_atomic(addr2, KM_USER1);
+	kunmap_atomic(addr1, KM_USER0);
+	return ret;
+}
+
+static inline int pages_identical(struct page *page1, struct page *page2)
+{
+	return !memcmp_pages(page1, page2);
+}
+
+static int write_protect_page(struct vm_area_struct *vma, struct page *page,
+			      pte_t *orig_pte)
+{
+	struct mm_struct *mm = vma->vm_mm;
+	unsigned long addr;
+	pte_t *ptep;
+	spinlock_t *ptl;
+	int swapped;
+	int err = -EFAULT;
+
+	addr = page_address_in_vma(page, vma);
+	if (addr == -EFAULT)
+		goto out;
+
+	ptep = page_check_address(page, mm, addr, &ptl, 0);
+	if (!ptep)
+		goto out;
+
+	if (pte_write(*ptep)) {
+		pte_t entry;
+
+		swapped = PageSwapCache(page);
+		flush_cache_page(vma, addr, page_to_pfn(page));
+		/*
+		 * Ok this is tricky, when get_user_pages_fast() run it doesnt
+		 * take any lock, therefore the check that we are going to make
+		 * with the pagecount against the mapcount is racey and
+		 * O_DIRECT can happen right after the check.
+		 * So we clear the pte and flush the tlb before the check
+		 * this assure us that no O_DIRECT can happen after the check
+		 * or in the middle of the check.
+		 */
+		entry = ptep_clear_flush(vma, addr, ptep);
+		/*
+		 * Check that no O_DIRECT or similar I/O is in progress on the
+		 * page
+		 */
+		if ((page_mapcount(page) + 2 + swapped) != page_count(page)) {
+			set_pte_at_notify(mm, addr, ptep, entry);
+			goto out_unlock;
+		}
+		entry = pte_wrprotect(entry);
+		set_pte_at_notify(mm, addr, ptep, entry);
+	}
+	*orig_pte = *ptep;
+	err = 0;
+
+out_unlock:
+	pte_unmap_unlock(ptep, ptl);
+out:
+	return err;
+}
+
+/**
+ * replace_page - replace page in vma by new ksm page
+ * @vma:      vma that holds the pte pointing to oldpage
+ * @oldpage:  the page we are replacing by newpage
+ * @newpage:  the ksm page we replace oldpage by
+ * @orig_pte: the original value of the pte
+ *
+ * Returns 0 on success, -EFAULT on failure.
+ */
+static int replace_page(struct vm_area_struct *vma, struct page *oldpage,
+			struct page *newpage, pte_t orig_pte)
+{
+	struct mm_struct *mm = vma->vm_mm;
+	pgd_t *pgd;
+	pud_t *pud;
+	pmd_t *pmd;
+	pte_t *ptep;
+	spinlock_t *ptl;
+	unsigned long addr;
+	pgprot_t prot;
+	int err = -EFAULT;
+
+	prot = vm_get_page_prot(vma->vm_flags & ~VM_WRITE);
+
+	addr = page_address_in_vma(oldpage, vma);
+	if (addr == -EFAULT)
+		goto out;
+
+	pgd = pgd_offset(mm, addr);
+	if (!pgd_present(*pgd))
+		goto out;
+
+	pud = pud_offset(pgd, addr);
+	if (!pud_present(*pud))
+		goto out;
+
+	pmd = pmd_offset(pud, addr);
+	if (!pmd_present(*pmd))
+		goto out;
+
+	ptep = pte_offset_map_lock(mm, pmd, addr, &ptl);
+	if (!pte_same(*ptep, orig_pte)) {
+		pte_unmap_unlock(ptep, ptl);
+		goto out;
+	}
+
+	get_page(newpage);
+	page_add_ksm_rmap(newpage);
+
+	flush_cache_page(vma, addr, pte_pfn(*ptep));
+	ptep_clear_flush(vma, addr, ptep);
+	set_pte_at_notify(mm, addr, ptep, mk_pte(newpage, prot));
+
+	page_remove_rmap(oldpage);
+	put_page(oldpage);
+
+	pte_unmap_unlock(ptep, ptl);
+	err = 0;
+out:
+	return err;
+}
+
+/*
+ * try_to_merge_one_page - take two pages and merge them into one
+ * @vma: the vma that hold the pte pointing into oldpage
+ * @oldpage: the page that we want to replace with newpage
+ * @newpage: the page that we want to map instead of oldpage
+ *
+ * Note:
+ * oldpage should be a PageAnon page, while newpage should be a PageKsm page,
+ * or a newly allocated kernel page which page_add_ksm_rmap will make PageKsm.
+ *
+ * This function returns 0 if the pages were merged, -EFAULT otherwise.
+ */
+static int try_to_merge_one_page(struct vm_area_struct *vma,
+				 struct page *oldpage,
+				 struct page *newpage)
+{
+	pte_t orig_pte = __pte(0);
+	int err = -EFAULT;
+
+	if (!(vma->vm_flags & VM_MERGEABLE))
+		goto out;
+
+	if (!PageAnon(oldpage))
+		goto out;
+
+	get_page(newpage);
+	get_page(oldpage);
+
+	/*
+	 * We need the page lock to read a stable PageSwapCache in
+	 * write_protect_page().  We use trylock_page() instead of
+	 * lock_page() because we don't want to wait here - we
+	 * prefer to continue scanning and merging different pages,
+	 * then come back to this page when it is unlocked.
+	 */
+	if (!trylock_page(oldpage))
+		goto out_putpage;
+	/*
+	 * If this anonymous page is mapped only here, its pte may need
+	 * to be write-protected.  If it's mapped elsewhere, all of its
+	 * ptes are necessarily already write-protected.  But in either
+	 * case, we need to lock and check page_count is not raised.
+	 */
+	if (write_protect_page(vma, oldpage, &orig_pte)) {
+		unlock_page(oldpage);
+		goto out_putpage;
+	}
+	unlock_page(oldpage);
+
+	if (pages_identical(oldpage, newpage))
+		err = replace_page(vma, oldpage, newpage, orig_pte);
+
+out_putpage:
+	put_page(oldpage);
+	put_page(newpage);
+out:
+	return err;
+}
+
+/*
+ * try_to_merge_with_ksm_page - like try_to_merge_two_pages,
+ * but no new kernel page is allocated: kpage must already be a ksm page.
+ */
+static int try_to_merge_with_ksm_page(struct mm_struct *mm1,
+				      unsigned long addr1,
+				      struct page *page1,
+				      struct page *kpage)
+{
+	struct vm_area_struct *vma;
+	int err = -EFAULT;
+
+	down_read(&mm1->mmap_sem);
+	if (ksm_test_exit(mm1))
+		goto out;
+
+	vma = find_vma(mm1, addr1);
+	if (!vma || vma->vm_start > addr1)
+		goto out;
+
+	err = try_to_merge_one_page(vma, page1, kpage);
+out:
+	up_read(&mm1->mmap_sem);
+	return err;
+}
+
+/*
+ * try_to_merge_two_pages - take two identical pages and prepare them
+ * to be merged into one page.
+ *
+ * This function returns 0 if we successfully mapped two identical pages
+ * into one page, -EFAULT otherwise.
+ *
+ * Note that this function allocates a new kernel page: if one of the pages
+ * is already a ksm page, try_to_merge_with_ksm_page should be used.
+ */
+static int try_to_merge_two_pages(struct mm_struct *mm1, unsigned long addr1,
+				  struct page *page1, struct mm_struct *mm2,
+				  unsigned long addr2, struct page *page2)
+{
+	struct vm_area_struct *vma;
+	struct page *kpage;
+	int err = -EFAULT;
+
+	/*
+	 * The number of nodes in the stable tree
+	 * is the number of kernel pages that we hold.
+	 */
+	if (ksm_max_kernel_pages &&
+	    ksm_max_kernel_pages <= ksm_pages_shared)
+		return err;
+
+	kpage = alloc_page(GFP_HIGHUSER);
+	if (!kpage)
+		return err;
+
+	down_read(&mm1->mmap_sem);
+	if (ksm_test_exit(mm1)) {
+		up_read(&mm1->mmap_sem);
+		goto out;
+	}
+	vma = find_vma(mm1, addr1);
+	if (!vma || vma->vm_start > addr1) {
+		up_read(&mm1->mmap_sem);
+		goto out;
+	}
+
+	copy_user_highpage(kpage, page1, addr1, vma);
+	err = try_to_merge_one_page(vma, page1, kpage);
+	up_read(&mm1->mmap_sem);
+
+	if (!err) {
+		err = try_to_merge_with_ksm_page(mm2, addr2, page2, kpage);
+		/*
+		 * If that fails, we have a ksm page with only one pte
+		 * pointing to it: so break it.
+		 */
+		if (err)
+			break_cow(mm1, addr1);
+	}
+out:
+	put_page(kpage);
+	return err;
+}
+
+/*
+ * stable_tree_search - search page inside the stable tree
+ * @page: the page that we are searching identical pages to.
+ * @page2: pointer into identical page that we are holding inside the stable
+ *	   tree that we have found.
+ * @rmap_item: the reverse mapping item
+ *
+ * This function checks if there is a page inside the stable tree
+ * with identical content to the page that we are scanning right now.
+ *
+ * This function return rmap_item pointer to the identical item if found,
+ * NULL otherwise.
+ */
+static struct rmap_item *stable_tree_search(struct page *page,
+					    struct page **page2,
+					    struct rmap_item *rmap_item)
+{
+	struct rb_node *node = root_stable_tree.rb_node;
+
+	while (node) {
+		struct rmap_item *tree_rmap_item, *next_rmap_item;
+		int ret;
+
+		tree_rmap_item = rb_entry(node, struct rmap_item, node);
+		while (tree_rmap_item) {
+			BUG_ON(!in_stable_tree(tree_rmap_item));
+			cond_resched();
+			page2[0] = get_ksm_page(tree_rmap_item);
+			if (page2[0])
+				break;
+			next_rmap_item = tree_rmap_item->next;
+			remove_rmap_item_from_tree(tree_rmap_item);
+			tree_rmap_item = next_rmap_item;
+		}
+		if (!tree_rmap_item)
+			return NULL;
+
+		ret = memcmp_pages(page, page2[0]);
+
+		if (ret < 0) {
+			put_page(page2[0]);
+			node = node->rb_left;
+		} else if (ret > 0) {
+			put_page(page2[0]);
+			node = node->rb_right;
+		} else {
+			return tree_rmap_item;
+		}
+	}
+
+	return NULL;
+}
+
+/*
+ * stable_tree_insert - insert rmap_item pointing to new ksm page
+ * into the stable tree.
+ *
+ * @page: the page that we are searching identical page to inside the stable
+ *	  tree.
+ * @rmap_item: pointer to the reverse mapping item.
+ *
+ * This function returns rmap_item if success, NULL otherwise.
+ */
+static struct rmap_item *stable_tree_insert(struct page *page,
+					    struct rmap_item *rmap_item)
+{
+	struct rb_node **new = &root_stable_tree.rb_node;
+	struct rb_node *parent = NULL;
+
+	while (*new) {
+		struct rmap_item *tree_rmap_item, *next_rmap_item;
+		struct page *tree_page;
+		int ret;
+
+		tree_rmap_item = rb_entry(*new, struct rmap_item, node);
+		while (tree_rmap_item) {
+			BUG_ON(!in_stable_tree(tree_rmap_item));
+			cond_resched();
+			tree_page = get_ksm_page(tree_rmap_item);
+			if (tree_page)
+				break;
+			next_rmap_item = tree_rmap_item->next;
+			remove_rmap_item_from_tree(tree_rmap_item);
+			tree_rmap_item = next_rmap_item;
+		}
+		if (!tree_rmap_item)
+			return NULL;
+
+		ret = memcmp_pages(page, tree_page);
+		put_page(tree_page);
+
+		parent = *new;
+		if (ret < 0)
+			new = &parent->rb_left;
+		else if (ret > 0)
+			new = &parent->rb_right;
+		else {
+			/*
+			 * It is not a bug that stable_tree_search() didn't
+			 * find this node: because at that time our page was
+			 * not yet write-protected, so may have changed since.
+			 */
+			return NULL;
+		}
+	}
+
+	rmap_item->address |= NODE_FLAG | STABLE_FLAG;
+	rmap_item->next = NULL;
+	rb_link_node(&rmap_item->node, parent, new);
+	rb_insert_color(&rmap_item->node, &root_stable_tree);
+
+	ksm_pages_shared++;
+	return rmap_item;
+}
+
+/*
+ * unstable_tree_search_insert - search and insert items into the unstable tree.
+ *
+ * @page: the page that we are going to search for identical page or to insert
+ *	  into the unstable tree
+ * @page2: pointer into identical page that was found inside the unstable tree
+ * @rmap_item: the reverse mapping item of page
+ *
+ * This function searches for a page in the unstable tree identical to the
+ * page currently being scanned; and if no identical page is found in the
+ * tree, we insert rmap_item as a new object into the unstable tree.
+ *
+ * This function returns pointer to rmap_item found to be identical
+ * to the currently scanned page, NULL otherwise.
+ *
+ * This function does both searching and inserting, because they share
+ * the same walking algorithm in an rbtree.
+ */
+static struct rmap_item *unstable_tree_search_insert(struct page *page,
+						struct page **page2,
+						struct rmap_item *rmap_item)
+{
+	struct rb_node **new = &root_unstable_tree.rb_node;
+	struct rb_node *parent = NULL;
+
+	while (*new) {
+		struct rmap_item *tree_rmap_item;
+		int ret;
+
+		cond_resched();
+		tree_rmap_item = rb_entry(*new, struct rmap_item, node);
+		page2[0] = get_mergeable_page(tree_rmap_item);
+		if (!page2[0])
+			return NULL;
+
+		/*
+		 * Don't substitute an unswappable ksm page
+		 * just for one good swappable forked page.
+		 */
+		if (page == page2[0]) {
+			put_page(page2[0]);
+			return NULL;
+		}
+
+		ret = memcmp_pages(page, page2[0]);
+
+		parent = *new;
+		if (ret < 0) {
+			put_page(page2[0]);
+			new = &parent->rb_left;
+		} else if (ret > 0) {
+			put_page(page2[0]);
+			new = &parent->rb_right;
+		} else {
+			return tree_rmap_item;
+		}
+	}
+
+	rmap_item->address |= NODE_FLAG;
+	rmap_item->address |= (ksm_scan.seqnr & SEQNR_MASK);
+	rb_link_node(&rmap_item->node, parent, new);
+	rb_insert_color(&rmap_item->node, &root_unstable_tree);
+
+	ksm_pages_unshared++;
+	return NULL;
+}
+
+/*
+ * stable_tree_append - add another rmap_item to the linked list of
+ * rmap_items hanging off a given node of the stable tree, all sharing
+ * the same ksm page.
+ */
+static void stable_tree_append(struct rmap_item *rmap_item,
+			       struct rmap_item *tree_rmap_item)
+{
+	rmap_item->next = tree_rmap_item->next;
+	rmap_item->prev = tree_rmap_item;
+
+	if (tree_rmap_item->next)
+		tree_rmap_item->next->prev = rmap_item;
+
+	tree_rmap_item->next = rmap_item;
+	rmap_item->address |= STABLE_FLAG;
+
+	ksm_pages_sharing++;
+}
+
+/*
+ * cmp_and_merge_page - first see if page can be merged into the stable tree;
+ * if not, compare checksum to previous and if it's the same, see if page can
+ * be inserted into the unstable tree, or merged with a page already there and
+ * both transferred to the stable tree.
+ *
+ * @page: the page that we are searching identical page to.
+ * @rmap_item: the reverse mapping into the virtual address of this page
+ */
+static void cmp_and_merge_page(struct page *page, struct rmap_item *rmap_item)
+{
+	struct page *page2[1];
+	struct rmap_item *tree_rmap_item;
+	unsigned int checksum;
+	int err;
+
+	if (in_stable_tree(rmap_item))
+		remove_rmap_item_from_tree(rmap_item);
+
+	/* We first start with searching the page inside the stable tree */
+	tree_rmap_item = stable_tree_search(page, page2, rmap_item);
+	if (tree_rmap_item) {
+		if (page == page2[0])			/* forked */
+			err = 0;
+		else
+			err = try_to_merge_with_ksm_page(rmap_item->mm,
+							 rmap_item->address,
+							 page, page2[0]);
+		put_page(page2[0]);
+
+		if (!err) {
+			/*
+			 * The page was successfully merged:
+			 * add its rmap_item to the stable tree.
+			 */
+			stable_tree_append(rmap_item, tree_rmap_item);
+		}
+		return;
+	}
+
+	/*
+	 * A ksm page might have got here by fork, but its other
+	 * references have already been removed from the stable tree.
+	 * Or it might be left over from a break_ksm which failed
+	 * when the mem_cgroup had reached its limit: try again now.
+	 */
+	if (PageKsm(page))
+		break_cow(rmap_item->mm, rmap_item->address);
+
+	/*
+	 * In case the hash value of the page was changed from the last time we
+	 * have calculated it, this page to be changed frequely, therefore we
+	 * don't want to insert it to the unstable tree, and we don't want to
+	 * waste our time to search if there is something identical to it there.
+	 */
+	checksum = calc_checksum(page);
+	if (rmap_item->oldchecksum != checksum) {
+		rmap_item->oldchecksum = checksum;
+		return;
+	}
+
+	tree_rmap_item = unstable_tree_search_insert(page, page2, rmap_item);
+	if (tree_rmap_item) {
+		err = try_to_merge_two_pages(rmap_item->mm,
+					     rmap_item->address, page,
+					     tree_rmap_item->mm,
+					     tree_rmap_item->address, page2[0]);
+		/*
+		 * As soon as we merge this page, we want to remove the
+		 * rmap_item of the page we have merged with from the unstable
+		 * tree, and insert it instead as new node in the stable tree.
+		 */
+		if (!err) {
+			rb_erase(&tree_rmap_item->node, &root_unstable_tree);
+			tree_rmap_item->address &= ~NODE_FLAG;
+			ksm_pages_unshared--;
+
+			/*
+			 * If we fail to insert the page into the stable tree,
+			 * we will have 2 virtual addresses that are pointing
+			 * to a ksm page left outside the stable tree,
+			 * in which case we need to break_cow on both.
+			 */
+			if (stable_tree_insert(page2[0], tree_rmap_item))
+				stable_tree_append(rmap_item, tree_rmap_item);
+			else {
+				break_cow(tree_rmap_item->mm,
+						tree_rmap_item->address);
+				break_cow(rmap_item->mm, rmap_item->address);
+			}
+		}
+
+		put_page(page2[0]);
+	}
+}
+
+static struct rmap_item *get_next_rmap_item(struct mm_slot *mm_slot,
+					    struct list_head *cur,
+					    unsigned long addr)
+{
+	struct rmap_item *rmap_item;
+
+	while (cur != &mm_slot->rmap_list) {
+		rmap_item = list_entry(cur, struct rmap_item, link);
+		if ((rmap_item->address & PAGE_MASK) == addr) {
+			if (!in_stable_tree(rmap_item))
+				remove_rmap_item_from_tree(rmap_item);
+			return rmap_item;
+		}
+		if (rmap_item->address > addr)
+			break;
+		cur = cur->next;
+		remove_rmap_item_from_tree(rmap_item);
+		list_del(&rmap_item->link);
+		free_rmap_item(rmap_item);
+	}
+
+	rmap_item = alloc_rmap_item();
+	if (rmap_item) {
+		/* It has already been zeroed */
+		rmap_item->mm = mm_slot->mm;
+		rmap_item->address = addr;
+		list_add_tail(&rmap_item->link, cur);
+	}
+	return rmap_item;
+}
+
+static struct rmap_item *scan_get_next_rmap_item(struct page **page)
+{
+	struct mm_struct *mm;
+	struct mm_slot *slot;
+	struct vm_area_struct *vma;
+	struct rmap_item *rmap_item;
+
+	if (list_empty(&ksm_mm_head.mm_list))
+		return NULL;
+
+	slot = ksm_scan.mm_slot;
+	if (slot == &ksm_mm_head) {
+		root_unstable_tree = RB_ROOT;
+
+		spin_lock(&ksm_mmlist_lock);
+		slot = list_entry(slot->mm_list.next, struct mm_slot, mm_list);
+		ksm_scan.mm_slot = slot;
+		spin_unlock(&ksm_mmlist_lock);
+next_mm:
+		ksm_scan.address = 0;
+		ksm_scan.rmap_item = list_entry(&slot->rmap_list,
+						struct rmap_item, link);
+	}
+
+	mm = slot->mm;
+	down_read(&mm->mmap_sem);
+	if (ksm_test_exit(mm))
+		vma = NULL;
+	else
+		vma = find_vma(mm, ksm_scan.address);
+
+	for (; vma; vma = vma->vm_next) {
+		if (!(vma->vm_flags & VM_MERGEABLE))
+			continue;
+		if (ksm_scan.address < vma->vm_start)
+			ksm_scan.address = vma->vm_start;
+		if (!vma->anon_vma)
+			ksm_scan.address = vma->vm_end;
+
+		while (ksm_scan.address < vma->vm_end) {
+			if (ksm_test_exit(mm))
+				break;
+			*page = follow_page(vma, ksm_scan.address, FOLL_GET);
+			if (*page && PageAnon(*page)) {
+				flush_anon_page(vma, *page, ksm_scan.address);
+				flush_dcache_page(*page);
+				rmap_item = get_next_rmap_item(slot,
+					ksm_scan.rmap_item->link.next,
+					ksm_scan.address);
+				if (rmap_item) {
+					ksm_scan.rmap_item = rmap_item;
+					ksm_scan.address += PAGE_SIZE;
+				} else
+					put_page(*page);
+				up_read(&mm->mmap_sem);
+				return rmap_item;
+			}
+			if (*page)
+				put_page(*page);
+			ksm_scan.address += PAGE_SIZE;
+			cond_resched();
+		}
+	}
+
+	if (ksm_test_exit(mm)) {
+		ksm_scan.address = 0;
+		ksm_scan.rmap_item = list_entry(&slot->rmap_list,
+						struct rmap_item, link);
+	}
+	/*
+	 * Nuke all the rmap_items that are above this current rmap:
+	 * because there were no VM_MERGEABLE vmas with such addresses.
+	 */
+	remove_trailing_rmap_items(slot, ksm_scan.rmap_item->link.next);
+
+	spin_lock(&ksm_mmlist_lock);
+	ksm_scan.mm_slot = list_entry(slot->mm_list.next,
+						struct mm_slot, mm_list);
+	if (ksm_scan.address == 0) {
+		/*
+		 * We've completed a full scan of all vmas, holding mmap_sem
+		 * throughout, and found no VM_MERGEABLE: so do the same as
+		 * __ksm_exit does to remove this mm from all our lists now.
+		 * This applies either when cleaning up after __ksm_exit
+		 * (but beware: we can reach here even before __ksm_exit),
+		 * or when all VM_MERGEABLE areas have been unmapped (and
+		 * mmap_sem then protects against race with MADV_MERGEABLE).
+		 */
+		hlist_del(&slot->link);
+		list_del(&slot->mm_list);
+		spin_unlock(&ksm_mmlist_lock);
+
+		free_mm_slot(slot);
+		clear_bit(MMF_VM_MERGEABLE, &mm->flags);
+		up_read(&mm->mmap_sem);
+		mmdrop(mm);
+	} else {
+		spin_unlock(&ksm_mmlist_lock);
+		up_read(&mm->mmap_sem);
+	}
+
+	/* Repeat until we've completed scanning the whole list */
+	slot = ksm_scan.mm_slot;
+	if (slot != &ksm_mm_head)
+		goto next_mm;
+
+	ksm_scan.seqnr++;
+	return NULL;
+}
+
+/**
+ * ksm_do_scan  - the ksm scanner main worker function.
+ * @scan_npages - number of pages we want to scan before we return.
+ */
+static void ksm_do_scan(unsigned int scan_npages)
+{
+	struct rmap_item *rmap_item;
+	struct page *page;
+
+	while (scan_npages--) {
+		cond_resched();
+		rmap_item = scan_get_next_rmap_item(&page);
+		if (!rmap_item)
+			return;
+		if (!PageKsm(page) || !in_stable_tree(rmap_item))
+			cmp_and_merge_page(page, rmap_item);
+		else if (page_mapcount(page) == 1) {
+			/*
+			 * Replace now-unshared ksm page by ordinary page.
+			 */
+			break_cow(rmap_item->mm, rmap_item->address);
+			remove_rmap_item_from_tree(rmap_item);
+			rmap_item->oldchecksum = calc_checksum(page);
+		}
+		put_page(page);
+	}
+}
+
+static int ksmd_should_run(void)
+{
+	return (ksm_run & KSM_RUN_MERGE) && !list_empty(&ksm_mm_head.mm_list);
+}
+
+static int ksm_scan_thread(void *nothing)
+{
+	set_user_nice(current, 5);
+
+	while (!kthread_should_stop()) {
+		mutex_lock(&ksm_thread_mutex);
+		if (ksmd_should_run())
+			ksm_do_scan(ksm_thread_pages_to_scan);
+		mutex_unlock(&ksm_thread_mutex);
+
+		if (ksmd_should_run()) {
+			schedule_timeout_interruptible(
+				msecs_to_jiffies(ksm_thread_sleep_millisecs));
+		} else {
+			wait_event_interruptible(ksm_thread_wait,
+				ksmd_should_run() || kthread_should_stop());
+		}
+	}
+	return 0;
+}
+
+int ksm_madvise(struct vm_area_struct *vma, unsigned long start,
+		unsigned long end, int advice, unsigned long *vm_flags)
+{
+	struct mm_struct *mm = vma->vm_mm;
+	int err;
+
+	switch (advice) {
+	case MADV_MERGEABLE:
+		/*
+		 * Be somewhat over-protective for now!
+		 */
+		if (*vm_flags & (VM_MERGEABLE | VM_SHARED  | VM_MAYSHARE   |
+				 VM_PFNMAP    | VM_IO      | VM_DONTEXPAND |
+				 VM_RESERVED  | VM_HUGETLB | VM_INSERTPAGE |
+				 VM_MIXEDMAP  | VM_SAO))
+			return 0;		/* just ignore the advice */
+
+		if (!test_bit(MMF_VM_MERGEABLE, &mm->flags)) {
+			err = __ksm_enter(mm);
+			if (err)
+				return err;
+		}
+
+		*vm_flags |= VM_MERGEABLE;
+		break;
+
+	case MADV_UNMERGEABLE:
+		if (!(*vm_flags & VM_MERGEABLE))
+			return 0;		/* just ignore the advice */
+
+		if (vma->anon_vma) {
+			err = unmerge_ksm_pages(vma, start, end);
+			if (err)
+				return err;
+		}
+
+		*vm_flags &= ~VM_MERGEABLE;
+		break;
+	}
+
+	return 0;
+}
+
+int __ksm_enter(struct mm_struct *mm)
+{
+	struct mm_slot *mm_slot;
+	int needs_wakeup;
+
+	mm_slot = alloc_mm_slot();
+	if (!mm_slot)
+		return -ENOMEM;
+
+	/* Check ksm_run too?  Would need tighter locking */
+	needs_wakeup = list_empty(&ksm_mm_head.mm_list);
+
+	spin_lock(&ksm_mmlist_lock);
+	insert_to_mm_slots_hash(mm, mm_slot);
+	/*
+	 * Insert just behind the scanning cursor, to let the area settle
+	 * down a little; when fork is followed by immediate exec, we don't
+	 * want ksmd to waste time setting up and tearing down an rmap_list.
+	 */
+	list_add_tail(&mm_slot->mm_list, &ksm_scan.mm_slot->mm_list);
+	spin_unlock(&ksm_mmlist_lock);
+
+	set_bit(MMF_VM_MERGEABLE, &mm->flags);
+	atomic_inc(&mm->mm_count);
+
+	if (needs_wakeup)
+		wake_up_interruptible(&ksm_thread_wait);
+
+	return 0;
+}
+
+void __ksm_exit(struct mm_struct *mm)
+{
+	struct mm_slot *mm_slot;
+	int easy_to_free = 0;
+
+	/*
+	 * This process is exiting: if it's straightforward (as is the
+	 * case when ksmd was never running), free mm_slot immediately.
+	 * But if it's at the cursor or has rmap_items linked to it, use
+	 * mmap_sem to synchronize with any break_cows before pagetables
+	 * are freed, and leave the mm_slot on the list for ksmd to free.
+	 * Beware: ksm may already have noticed it exiting and freed the slot.
+	 */
+
+	spin_lock(&ksm_mmlist_lock);
+	mm_slot = get_mm_slot(mm);
+	if (mm_slot && ksm_scan.mm_slot != mm_slot) {
+		if (list_empty(&mm_slot->rmap_list)) {
+			hlist_del(&mm_slot->link);
+			list_del(&mm_slot->mm_list);
+			easy_to_free = 1;
+		} else {
+			list_move(&mm_slot->mm_list,
+				  &ksm_scan.mm_slot->mm_list);
+		}
+	}
+	spin_unlock(&ksm_mmlist_lock);
+
+	if (easy_to_free) {
+		free_mm_slot(mm_slot);
+		clear_bit(MMF_VM_MERGEABLE, &mm->flags);
+		mmdrop(mm);
+	} else if (mm_slot) {
+		down_write(&mm->mmap_sem);
+		up_write(&mm->mmap_sem);
+	}
+}
+
+#ifdef CONFIG_SYSFS
+/*
+ * This all compiles without CONFIG_SYSFS, but is a waste of space.
+ */
+
+#define KSM_ATTR_RO(_name) \
+	static struct kobj_attribute _name##_attr = __ATTR_RO(_name)
+#define KSM_ATTR(_name) \
+	static struct kobj_attribute _name##_attr = \
+		__ATTR(_name, 0644, _name##_show, _name##_store)
+
+static ssize_t sleep_millisecs_show(struct kobject *kobj,
+				    struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%u\n", ksm_thread_sleep_millisecs);
+}
+
+static ssize_t sleep_millisecs_store(struct kobject *kobj,
+				     struct kobj_attribute *attr,
+				     const char *buf, size_t count)
+{
+	unsigned long msecs;
+	int err;
+
+	err = strict_strtoul(buf, 10, &msecs);
+	if (err || msecs > UINT_MAX)
+		return -EINVAL;
+
+	ksm_thread_sleep_millisecs = msecs;
+
+	return count;
+}
+KSM_ATTR(sleep_millisecs);
+
+static ssize_t pages_to_scan_show(struct kobject *kobj,
+				  struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%u\n", ksm_thread_pages_to_scan);
+}
+
+static ssize_t pages_to_scan_store(struct kobject *kobj,
+				   struct kobj_attribute *attr,
+				   const char *buf, size_t count)
+{
+	int err;
+	unsigned long nr_pages;
+
+	err = strict_strtoul(buf, 10, &nr_pages);
+	if (err || nr_pages > UINT_MAX)
+		return -EINVAL;
+
+	ksm_thread_pages_to_scan = nr_pages;
+
+	return count;
+}
+KSM_ATTR(pages_to_scan);
+
+static ssize_t run_show(struct kobject *kobj, struct kobj_attribute *attr,
+			char *buf)
+{
+	return sprintf(buf, "%u\n", ksm_run);
+}
+
+static ssize_t run_store(struct kobject *kobj, struct kobj_attribute *attr,
+			 const char *buf, size_t count)
+{
+	int err;
+	unsigned long flags;
+
+	err = strict_strtoul(buf, 10, &flags);
+	if (err || flags > UINT_MAX)
+		return -EINVAL;
+	if (flags > KSM_RUN_UNMERGE)
+		return -EINVAL;
+
+	/*
+	 * KSM_RUN_MERGE sets ksmd running, and 0 stops it running.
+	 * KSM_RUN_UNMERGE stops it running and unmerges all rmap_items,
+	 * breaking COW to free the unswappable pages_shared (but leaves
+	 * mm_slots on the list for when ksmd may be set running again).
+	 */
+
+	mutex_lock(&ksm_thread_mutex);
+	if (ksm_run != flags) {
+		ksm_run = flags;
+		if (flags & KSM_RUN_UNMERGE) {
+			current->flags |= PF_OOM_ORIGIN;
+			err = unmerge_and_remove_all_rmap_items();
+			current->flags &= ~PF_OOM_ORIGIN;
+			if (err) {
+				ksm_run = KSM_RUN_STOP;
+				count = err;
+			}
+		}
+	}
+	mutex_unlock(&ksm_thread_mutex);
+
+	if (flags & KSM_RUN_MERGE)
+		wake_up_interruptible(&ksm_thread_wait);
+
+	return count;
+}
+KSM_ATTR(run);
+
+static ssize_t max_kernel_pages_store(struct kobject *kobj,
+				      struct kobj_attribute *attr,
+				      const char *buf, size_t count)
+{
+	int err;
+	unsigned long nr_pages;
+
+	err = strict_strtoul(buf, 10, &nr_pages);
+	if (err)
+		return -EINVAL;
+
+	ksm_max_kernel_pages = nr_pages;
+
+	return count;
+}
+
+static ssize_t max_kernel_pages_show(struct kobject *kobj,
+				     struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%lu\n", ksm_max_kernel_pages);
+}
+KSM_ATTR(max_kernel_pages);
+
+static ssize_t pages_shared_show(struct kobject *kobj,
+				 struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%lu\n", ksm_pages_shared);
+}
+KSM_ATTR_RO(pages_shared);
+
+static ssize_t pages_sharing_show(struct kobject *kobj,
+				  struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%lu\n", ksm_pages_sharing);
+}
+KSM_ATTR_RO(pages_sharing);
+
+static ssize_t pages_unshared_show(struct kobject *kobj,
+				   struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%lu\n", ksm_pages_unshared);
+}
+KSM_ATTR_RO(pages_unshared);
+
+static ssize_t pages_volatile_show(struct kobject *kobj,
+				   struct kobj_attribute *attr, char *buf)
+{
+	long ksm_pages_volatile;
+
+	ksm_pages_volatile = ksm_rmap_items - ksm_pages_shared
+				- ksm_pages_sharing - ksm_pages_unshared;
+	/*
+	 * It was not worth any locking to calculate that statistic,
+	 * but it might therefore sometimes be negative: conceal that.
+	 */
+	if (ksm_pages_volatile < 0)
+		ksm_pages_volatile = 0;
+	return sprintf(buf, "%ld\n", ksm_pages_volatile);
+}
+KSM_ATTR_RO(pages_volatile);
+
+static ssize_t full_scans_show(struct kobject *kobj,
+			       struct kobj_attribute *attr, char *buf)
+{
+	return sprintf(buf, "%lu\n", ksm_scan.seqnr);
+}
+KSM_ATTR_RO(full_scans);
+
+static struct attribute *ksm_attrs[] = {
+	&sleep_millisecs_attr.attr,
+	&pages_to_scan_attr.attr,
+	&run_attr.attr,
+	&max_kernel_pages_attr.attr,
+	&pages_shared_attr.attr,
+	&pages_sharing_attr.attr,
+	&pages_unshared_attr.attr,
+	&pages_volatile_attr.attr,
+	&full_scans_attr.attr,
+	NULL,
+};
+
+static struct attribute_group ksm_attr_group = {
+	.attrs = ksm_attrs,
+	.name = "ksm",
+};
+#endif /* CONFIG_SYSFS */
+
+static int __init ksm_init(void)
+{
+	struct task_struct *ksm_thread;
+	int err;
+
+	ksm_max_kernel_pages = totalram_pages / 4;
+
+	err = ksm_slab_init();
+	if (err)
+		goto out;
+
+	err = mm_slots_hash_init();
+	if (err)
+		goto out_free1;
+
+	ksm_thread = kthread_run(ksm_scan_thread, NULL, "ksmd");
+	if (IS_ERR(ksm_thread)) {
+		printk(KERN_ERR "ksm: creating kthread failed\n");
+		err = PTR_ERR(ksm_thread);
+		goto out_free2;
+	}
+
+#ifdef CONFIG_SYSFS
+	err = sysfs_create_group(mm_kobj, &ksm_attr_group);
+	if (err) {
+		printk(KERN_ERR "ksm: register sysfs failed\n");
+		kthread_stop(ksm_thread);
+		goto out_free2;
+	}
+#else
+	ksm_run = KSM_RUN_MERGE;	/* no way for user to start it */
+
+#endif /* CONFIG_SYSFS */
+
+	return 0;
+
+out_free2:
+	mm_slots_hash_free();
+out_free1:
+	ksm_slab_free();
+out:
+	return err;
+}
+module_init(ksm_init)
diff --git a/mm/madvise.c b/mm/madvise.c
index 76eb4193acdd..35b1479b7c9d 100644
--- a/mm/madvise.c
+++ b/mm/madvise.c
@@ -11,6 +11,7 @@
 #include <linux/mempolicy.h>
 #include <linux/hugetlb.h>
 #include <linux/sched.h>
+#include <linux/ksm.h>
 
 /*
  * Any behaviour which results in changes to the vma->vm_flags needs to
@@ -41,7 +42,7 @@ static long madvise_behavior(struct vm_area_struct * vma,
 	struct mm_struct * mm = vma->vm_mm;
 	int error = 0;
 	pgoff_t pgoff;
-	int new_flags = vma->vm_flags;
+	unsigned long new_flags = vma->vm_flags;
 
 	switch (behavior) {
 	case MADV_NORMAL:
@@ -57,8 +58,18 @@ static long madvise_behavior(struct vm_area_struct * vma,
 		new_flags |= VM_DONTCOPY;
 		break;
 	case MADV_DOFORK:
+		if (vma->vm_flags & VM_IO) {
+			error = -EINVAL;
+			goto out;
+		}
 		new_flags &= ~VM_DONTCOPY;
 		break;
+	case MADV_MERGEABLE:
+	case MADV_UNMERGEABLE:
+		error = ksm_madvise(vma, start, end, behavior, &new_flags);
+		if (error)
+			goto out;
+		break;
 	}
 
 	if (new_flags == vma->vm_flags) {
@@ -207,41 +218,46 @@ static long madvise_remove(struct vm_area_struct *vma,
 	return error;
 }
 
+#ifdef CONFIG_MEMORY_FAILURE
+/*
+ * Error injection support for memory error handling.
+ */
+static int madvise_hwpoison(unsigned long start, unsigned long end)
+{
+	int ret = 0;
+
+	if (!capable(CAP_SYS_ADMIN))
+		return -EPERM;
+	for (; start < end; start += PAGE_SIZE) {
+		struct page *p;
+		int ret = get_user_pages(current, current->mm, start, 1,
+						0, 0, &p, NULL);
+		if (ret != 1)
+			return ret;
+		printk(KERN_INFO "Injecting memory failure for page %lx at %lx\n",
+		       page_to_pfn(p), start);
+		/* Ignore return value for now */
+		__memory_failure(page_to_pfn(p), 0, 1);
+		put_page(p);
+	}
+	return ret;
+}
+#endif
+
 static long
 madvise_vma(struct vm_area_struct *vma, struct vm_area_struct **prev,
 		unsigned long start, unsigned long end, int behavior)
 {
-	long error;
-
 	switch (behavior) {
-	case MADV_DOFORK:
-		if (vma->vm_flags & VM_IO) {
-			error = -EINVAL;
-			break;
-		}
-	case MADV_DONTFORK:
-	case MADV_NORMAL:
-	case MADV_SEQUENTIAL:
-	case MADV_RANDOM:
-		error = madvise_behavior(vma, prev, start, end, behavior);
-		break;
 	case MADV_REMOVE:
-		error = madvise_remove(vma, prev, start, end);
-		break;
-
+		return madvise_remove(vma, prev, start, end);
 	case MADV_WILLNEED:
-		error = madvise_willneed(vma, prev, start, end);
-		break;
-
+		return madvise_willneed(vma, prev, start, end);
 	case MADV_DONTNEED:
-		error = madvise_dontneed(vma, prev, start, end);
-		break;
-
+		return madvise_dontneed(vma, prev, start, end);
 	default:
-		BUG();
-		break;
+		return madvise_behavior(vma, prev, start, end, behavior);
 	}
-	return error;
 }
 
 static int
@@ -256,12 +272,17 @@ madvise_behavior_valid(int behavior)
 	case MADV_REMOVE:
 	case MADV_WILLNEED:
 	case MADV_DONTNEED:
+#ifdef CONFIG_KSM
+	case MADV_MERGEABLE:
+	case MADV_UNMERGEABLE:
+#endif
 		return 1;
 
 	default:
 		return 0;
 	}
 }
+
 /*
  * The madvise(2) system call.
  *
@@ -286,6 +307,12 @@ madvise_behavior_valid(int behavior)
  *		so the kernel can free resources associated with it.
  *  MADV_REMOVE - the application wants to free up the given range of
  *		pages and associated backing store.
+ *  MADV_DONTFORK - omit this area from child's address space when forking:
+ *		typically, to avoid COWing pages pinned by get_user_pages().
+ *  MADV_DOFORK - cancel MADV_DONTFORK: no longer omit this area when forking.
+ *  MADV_MERGEABLE - the application recommends that KSM try to merge pages in
+ *		this area with pages of identical content from other such areas.
+ *  MADV_UNMERGEABLE- cancel MADV_MERGEABLE: no longer merge pages with others.
  *
  * return values:
  *  zero    - success
@@ -307,6 +334,10 @@ SYSCALL_DEFINE3(madvise, unsigned long, start, size_t, len_in, int, behavior)
 	int write;
 	size_t len;
 
+#ifdef CONFIG_MEMORY_FAILURE
+	if (behavior == MADV_HWPOISON)
+		return madvise_hwpoison(start, start+len_in);
+#endif
 	if (!madvise_behavior_valid(behavior))
 		return error;
 
diff --git a/mm/memcontrol.c b/mm/memcontrol.c
index fd4529d86de5..f99f5991d6bb 100644
--- a/mm/memcontrol.c
+++ b/mm/memcontrol.c
@@ -29,6 +29,7 @@
 #include <linux/rcupdate.h>
 #include <linux/limits.h>
 #include <linux/mutex.h>
+#include <linux/rbtree.h>
 #include <linux/slab.h>
 #include <linux/swap.h>
 #include <linux/spinlock.h>
@@ -43,6 +44,7 @@
 
 struct cgroup_subsys mem_cgroup_subsys __read_mostly;
 #define MEM_CGROUP_RECLAIM_RETRIES	5
+struct mem_cgroup *root_mem_cgroup __read_mostly;
 
 #ifdef CONFIG_CGROUP_MEM_RES_CTLR_SWAP
 /* Turned on only when memory cgroup is enabled && really_do_swap_account = 1 */
@@ -53,6 +55,7 @@ static int really_do_swap_account __initdata = 1; /* for remember boot option*/
 #endif
 
 static DEFINE_MUTEX(memcg_tasklist);	/* can be hold under cgroup_mutex */
+#define SOFTLIMIT_EVENTS_THRESH (1000)
 
 /*
  * Statistics for memory cgroup.
@@ -66,6 +69,8 @@ enum mem_cgroup_stat_index {
 	MEM_CGROUP_STAT_MAPPED_FILE,  /* # of pages charged as file rss */
 	MEM_CGROUP_STAT_PGPGIN_COUNT,	/* # of pages paged in */
 	MEM_CGROUP_STAT_PGPGOUT_COUNT,	/* # of pages paged out */
+	MEM_CGROUP_STAT_EVENTS,	/* sum of pagein + pageout for internal use */
+	MEM_CGROUP_STAT_SWAPOUT, /* # of pages, swapped out */
 
 	MEM_CGROUP_STAT_NSTATS,
 };
@@ -78,6 +83,20 @@ struct mem_cgroup_stat {
 	struct mem_cgroup_stat_cpu cpustat[0];
 };
 
+static inline void
+__mem_cgroup_stat_reset_safe(struct mem_cgroup_stat_cpu *stat,
+				enum mem_cgroup_stat_index idx)
+{
+	stat->count[idx] = 0;
+}
+
+static inline s64
+__mem_cgroup_stat_read_local(struct mem_cgroup_stat_cpu *stat,
+				enum mem_cgroup_stat_index idx)
+{
+	return stat->count[idx];
+}
+
 /*
  * For accounting under irq disable, no need for increment preempt count.
  */
@@ -117,6 +136,12 @@ struct mem_cgroup_per_zone {
 	unsigned long		count[NR_LRU_LISTS];
 
 	struct zone_reclaim_stat reclaim_stat;
+	struct rb_node		tree_node;	/* RB tree node */
+	unsigned long long	usage_in_excess;/* Set to the value by which */
+						/* the soft limit is exceeded*/
+	bool			on_tree;
+	struct mem_cgroup	*mem;		/* Back pointer, we cannot */
+						/* use container_of	   */
 };
 /* Macro for accessing counter */
 #define MEM_CGROUP_ZSTAT(mz, idx)	((mz)->count[(idx)])
@@ -130,6 +155,26 @@ struct mem_cgroup_lru_info {
 };
 
 /*
+ * Cgroups above their limits are maintained in a RB-Tree, independent of
+ * their hierarchy representation
+ */
+
+struct mem_cgroup_tree_per_zone {
+	struct rb_root rb_root;
+	spinlock_t lock;
+};
+
+struct mem_cgroup_tree_per_node {
+	struct mem_cgroup_tree_per_zone rb_tree_per_zone[MAX_NR_ZONES];
+};
+
+struct mem_cgroup_tree {
+	struct mem_cgroup_tree_per_node *rb_tree_per_node[MAX_NUMNODES];
+};
+
+static struct mem_cgroup_tree soft_limit_tree __read_mostly;
+
+/*
  * The memory controller data structure. The memory controller controls both
  * page cache and RSS per cgroup. We would eventually like to provide
  * statistics based on the statistics developed by Rik Van Riel for clock-pro,
@@ -186,6 +231,13 @@ struct mem_cgroup {
 	struct mem_cgroup_stat stat;
 };
 
+/*
+ * Maximum loops in mem_cgroup_hierarchical_reclaim(), used for soft
+ * limit reclaim to prevent infinite loops, if they ever occur.
+ */
+#define	MEM_CGROUP_MAX_RECLAIM_LOOPS		(100)
+#define	MEM_CGROUP_MAX_SOFT_LIMIT_RECLAIM_LOOPS	(2)
+
 enum charge_type {
 	MEM_CGROUP_CHARGE_TYPE_CACHE = 0,
 	MEM_CGROUP_CHARGE_TYPE_MAPPED,
@@ -200,13 +252,8 @@ enum charge_type {
 #define PCGF_CACHE	(1UL << PCG_CACHE)
 #define PCGF_USED	(1UL << PCG_USED)
 #define PCGF_LOCK	(1UL << PCG_LOCK)
-static const unsigned long
-pcg_default_flags[NR_CHARGE_TYPE] = {
-	PCGF_CACHE | PCGF_USED | PCGF_LOCK, /* File Cache */
-	PCGF_USED | PCGF_LOCK, /* Anon */
-	PCGF_CACHE | PCGF_USED | PCGF_LOCK, /* Shmem */
-	0, /* FORCE */
-};
+/* Not used, but added here for completeness */
+#define PCGF_ACCT	(1UL << PCG_ACCT)
 
 /* for encoding cft->private value on file */
 #define _MEM			(0)
@@ -215,15 +262,237 @@ pcg_default_flags[NR_CHARGE_TYPE] = {
 #define MEMFILE_TYPE(val)	(((val) >> 16) & 0xffff)
 #define MEMFILE_ATTR(val)	((val) & 0xffff)
 
+/*
+ * Reclaim flags for mem_cgroup_hierarchical_reclaim
+ */
+#define MEM_CGROUP_RECLAIM_NOSWAP_BIT	0x0
+#define MEM_CGROUP_RECLAIM_NOSWAP	(1 << MEM_CGROUP_RECLAIM_NOSWAP_BIT)
+#define MEM_CGROUP_RECLAIM_SHRINK_BIT	0x1
+#define MEM_CGROUP_RECLAIM_SHRINK	(1 << MEM_CGROUP_RECLAIM_SHRINK_BIT)
+#define MEM_CGROUP_RECLAIM_SOFT_BIT	0x2
+#define MEM_CGROUP_RECLAIM_SOFT		(1 << MEM_CGROUP_RECLAIM_SOFT_BIT)
+
 static void mem_cgroup_get(struct mem_cgroup *mem);
 static void mem_cgroup_put(struct mem_cgroup *mem);
 static struct mem_cgroup *parent_mem_cgroup(struct mem_cgroup *mem);
 
+static struct mem_cgroup_per_zone *
+mem_cgroup_zoneinfo(struct mem_cgroup *mem, int nid, int zid)
+{
+	return &mem->info.nodeinfo[nid]->zoneinfo[zid];
+}
+
+static struct mem_cgroup_per_zone *
+page_cgroup_zoneinfo(struct page_cgroup *pc)
+{
+	struct mem_cgroup *mem = pc->mem_cgroup;
+	int nid = page_cgroup_nid(pc);
+	int zid = page_cgroup_zid(pc);
+
+	if (!mem)
+		return NULL;
+
+	return mem_cgroup_zoneinfo(mem, nid, zid);
+}
+
+static struct mem_cgroup_tree_per_zone *
+soft_limit_tree_node_zone(int nid, int zid)
+{
+	return &soft_limit_tree.rb_tree_per_node[nid]->rb_tree_per_zone[zid];
+}
+
+static struct mem_cgroup_tree_per_zone *
+soft_limit_tree_from_page(struct page *page)
+{
+	int nid = page_to_nid(page);
+	int zid = page_zonenum(page);
+
+	return &soft_limit_tree.rb_tree_per_node[nid]->rb_tree_per_zone[zid];
+}
+
+static void
+__mem_cgroup_insert_exceeded(struct mem_cgroup *mem,
+				struct mem_cgroup_per_zone *mz,
+				struct mem_cgroup_tree_per_zone *mctz,
+				unsigned long long new_usage_in_excess)
+{
+	struct rb_node **p = &mctz->rb_root.rb_node;
+	struct rb_node *parent = NULL;
+	struct mem_cgroup_per_zone *mz_node;
+
+	if (mz->on_tree)
+		return;
+
+	mz->usage_in_excess = new_usage_in_excess;
+	if (!mz->usage_in_excess)
+		return;
+	while (*p) {
+		parent = *p;
+		mz_node = rb_entry(parent, struct mem_cgroup_per_zone,
+					tree_node);
+		if (mz->usage_in_excess < mz_node->usage_in_excess)
+			p = &(*p)->rb_left;
+		/*
+		 * We can't avoid mem cgroups that are over their soft
+		 * limit by the same amount
+		 */
+		else if (mz->usage_in_excess >= mz_node->usage_in_excess)
+			p = &(*p)->rb_right;
+	}
+	rb_link_node(&mz->tree_node, parent, p);
+	rb_insert_color(&mz->tree_node, &mctz->rb_root);
+	mz->on_tree = true;
+}
+
+static void
+__mem_cgroup_remove_exceeded(struct mem_cgroup *mem,
+				struct mem_cgroup_per_zone *mz,
+				struct mem_cgroup_tree_per_zone *mctz)
+{
+	if (!mz->on_tree)
+		return;
+	rb_erase(&mz->tree_node, &mctz->rb_root);
+	mz->on_tree = false;
+}
+
+static void
+mem_cgroup_remove_exceeded(struct mem_cgroup *mem,
+				struct mem_cgroup_per_zone *mz,
+				struct mem_cgroup_tree_per_zone *mctz)
+{
+	spin_lock(&mctz->lock);
+	__mem_cgroup_remove_exceeded(mem, mz, mctz);
+	spin_unlock(&mctz->lock);
+}
+
+static bool mem_cgroup_soft_limit_check(struct mem_cgroup *mem)
+{
+	bool ret = false;
+	int cpu;
+	s64 val;
+	struct mem_cgroup_stat_cpu *cpustat;
+
+	cpu = get_cpu();
+	cpustat = &mem->stat.cpustat[cpu];
+	val = __mem_cgroup_stat_read_local(cpustat, MEM_CGROUP_STAT_EVENTS);
+	if (unlikely(val > SOFTLIMIT_EVENTS_THRESH)) {
+		__mem_cgroup_stat_reset_safe(cpustat, MEM_CGROUP_STAT_EVENTS);
+		ret = true;
+	}
+	put_cpu();
+	return ret;
+}
+
+static void mem_cgroup_update_tree(struct mem_cgroup *mem, struct page *page)
+{
+	unsigned long long excess;
+	struct mem_cgroup_per_zone *mz;
+	struct mem_cgroup_tree_per_zone *mctz;
+	int nid = page_to_nid(page);
+	int zid = page_zonenum(page);
+	mctz = soft_limit_tree_from_page(page);
+
+	/*
+	 * Necessary to update all ancestors when hierarchy is used.
+	 * because their event counter is not touched.
+	 */
+	for (; mem; mem = parent_mem_cgroup(mem)) {
+		mz = mem_cgroup_zoneinfo(mem, nid, zid);
+		excess = res_counter_soft_limit_excess(&mem->res);
+		/*
+		 * We have to update the tree if mz is on RB-tree or
+		 * mem is over its softlimit.
+		 */
+		if (excess || mz->on_tree) {
+			spin_lock(&mctz->lock);
+			/* if on-tree, remove it */
+			if (mz->on_tree)
+				__mem_cgroup_remove_exceeded(mem, mz, mctz);
+			/*
+			 * Insert again. mz->usage_in_excess will be updated.
+			 * If excess is 0, no tree ops.
+			 */
+			__mem_cgroup_insert_exceeded(mem, mz, mctz, excess);
+			spin_unlock(&mctz->lock);
+		}
+	}
+}
+
+static void mem_cgroup_remove_from_trees(struct mem_cgroup *mem)
+{
+	int node, zone;
+	struct mem_cgroup_per_zone *mz;
+	struct mem_cgroup_tree_per_zone *mctz;
+
+	for_each_node_state(node, N_POSSIBLE) {
+		for (zone = 0; zone < MAX_NR_ZONES; zone++) {
+			mz = mem_cgroup_zoneinfo(mem, node, zone);
+			mctz = soft_limit_tree_node_zone(node, zone);
+			mem_cgroup_remove_exceeded(mem, mz, mctz);
+		}
+	}
+}
+
+static inline unsigned long mem_cgroup_get_excess(struct mem_cgroup *mem)
+{
+	return res_counter_soft_limit_excess(&mem->res) >> PAGE_SHIFT;
+}
+
+static struct mem_cgroup_per_zone *
+__mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_zone *mctz)
+{
+	struct rb_node *rightmost = NULL;
+	struct mem_cgroup_per_zone *mz;
+
+retry:
+	mz = NULL;
+	rightmost = rb_last(&mctz->rb_root);
+	if (!rightmost)
+		goto done;		/* Nothing to reclaim from */
+
+	mz = rb_entry(rightmost, struct mem_cgroup_per_zone, tree_node);
+	/*
+	 * Remove the node now but someone else can add it back,
+	 * we will to add it back at the end of reclaim to its correct
+	 * position in the tree.
+	 */
+	__mem_cgroup_remove_exceeded(mz->mem, mz, mctz);
+	if (!res_counter_soft_limit_excess(&mz->mem->res) ||
+		!css_tryget(&mz->mem->css))
+		goto retry;
+done:
+	return mz;
+}
+
+static struct mem_cgroup_per_zone *
+mem_cgroup_largest_soft_limit_node(struct mem_cgroup_tree_per_zone *mctz)
+{
+	struct mem_cgroup_per_zone *mz;
+
+	spin_lock(&mctz->lock);
+	mz = __mem_cgroup_largest_soft_limit_node(mctz);
+	spin_unlock(&mctz->lock);
+	return mz;
+}
+
+static void mem_cgroup_swap_statistics(struct mem_cgroup *mem,
+					 bool charge)
+{
+	int val = (charge) ? 1 : -1;
+	struct mem_cgroup_stat *stat = &mem->stat;
+	struct mem_cgroup_stat_cpu *cpustat;
+	int cpu = get_cpu();
+
+	cpustat = &stat->cpustat[cpu];
+	__mem_cgroup_stat_add_safe(cpustat, MEM_CGROUP_STAT_SWAPOUT, val);
+	put_cpu();
+}
+
 static void mem_cgroup_charge_statistics(struct mem_cgroup *mem,
 					 struct page_cgroup *pc,
 					 bool charge)
 {
-	int val = (charge)? 1 : -1;
+	int val = (charge) ? 1 : -1;
 	struct mem_cgroup_stat *stat = &mem->stat;
 	struct mem_cgroup_stat_cpu *cpustat;
 	int cpu = get_cpu();
@@ -240,28 +509,10 @@ static void mem_cgroup_charge_statistics(struct mem_cgroup *mem,
 	else
 		__mem_cgroup_stat_add_safe(cpustat,
 				MEM_CGROUP_STAT_PGPGOUT_COUNT, 1);
+	__mem_cgroup_stat_add_safe(cpustat, MEM_CGROUP_STAT_EVENTS, 1);
 	put_cpu();
 }
 
-static struct mem_cgroup_per_zone *
-mem_cgroup_zoneinfo(struct mem_cgroup *mem, int nid, int zid)
-{
-	return &mem->info.nodeinfo[nid]->zoneinfo[zid];
-}
-
-static struct mem_cgroup_per_zone *
-page_cgroup_zoneinfo(struct page_cgroup *pc)
-{
-	struct mem_cgroup *mem = pc->mem_cgroup;
-	int nid = page_cgroup_nid(pc);
-	int zid = page_cgroup_zid(pc);
-
-	if (!mem)
-		return NULL;
-
-	return mem_cgroup_zoneinfo(mem, nid, zid);
-}
-
 static unsigned long mem_cgroup_get_local_zonestat(struct mem_cgroup *mem,
 					enum lru_list idx)
 {
@@ -354,6 +605,11 @@ static int mem_cgroup_walk_tree(struct mem_cgroup *root, void *data,
 	return ret;
 }
 
+static inline bool mem_cgroup_is_root(struct mem_cgroup *mem)
+{
+	return (mem == root_mem_cgroup);
+}
+
 /*
  * Following LRU functions are allowed to be used without PCG_LOCK.
  * Operations are called by routine of global LRU independently from memcg.
@@ -371,22 +627,24 @@ static int mem_cgroup_walk_tree(struct mem_cgroup *root, void *data,
 void mem_cgroup_del_lru_list(struct page *page, enum lru_list lru)
 {
 	struct page_cgroup *pc;
-	struct mem_cgroup *mem;
 	struct mem_cgroup_per_zone *mz;
 
 	if (mem_cgroup_disabled())
 		return;
 	pc = lookup_page_cgroup(page);
 	/* can happen while we handle swapcache. */
-	if (list_empty(&pc->lru) || !pc->mem_cgroup)
+	if (!TestClearPageCgroupAcctLRU(pc))
 		return;
+	VM_BUG_ON(!pc->mem_cgroup);
 	/*
 	 * We don't check PCG_USED bit. It's cleared when the "page" is finally
 	 * removed from global LRU.
 	 */
 	mz = page_cgroup_zoneinfo(pc);
-	mem = pc->mem_cgroup;
 	MEM_CGROUP_ZSTAT(mz, lru) -= 1;
+	if (mem_cgroup_is_root(pc->mem_cgroup))
+		return;
+	VM_BUG_ON(list_empty(&pc->lru));
 	list_del_init(&pc->lru);
 	return;
 }
@@ -410,8 +668,8 @@ void mem_cgroup_rotate_lru_list(struct page *page, enum lru_list lru)
 	 * For making pc->mem_cgroup visible, insert smp_rmb() here.
 	 */
 	smp_rmb();
-	/* unused page is not rotated. */
-	if (!PageCgroupUsed(pc))
+	/* unused or root page is not rotated. */
+	if (!PageCgroupUsed(pc) || mem_cgroup_is_root(pc->mem_cgroup))
 		return;
 	mz = page_cgroup_zoneinfo(pc);
 	list_move(&pc->lru, &mz->lists[lru]);
@@ -425,6 +683,7 @@ void mem_cgroup_add_lru_list(struct page *page, enum lru_list lru)
 	if (mem_cgroup_disabled())
 		return;
 	pc = lookup_page_cgroup(page);
+	VM_BUG_ON(PageCgroupAcctLRU(pc));
 	/*
 	 * Used bit is set without atomic ops but after smp_wmb().
 	 * For making pc->mem_cgroup visible, insert smp_rmb() here.
@@ -435,6 +694,9 @@ void mem_cgroup_add_lru_list(struct page *page, enum lru_list lru)
 
 	mz = page_cgroup_zoneinfo(pc);
 	MEM_CGROUP_ZSTAT(mz, lru) += 1;
+	SetPageCgroupAcctLRU(pc);
+	if (mem_cgroup_is_root(pc->mem_cgroup))
+		return;
 	list_add(&pc->lru, &mz->lists[lru]);
 }
 
@@ -469,7 +731,7 @@ static void mem_cgroup_lru_add_after_commit_swapcache(struct page *page)
 
 	spin_lock_irqsave(&zone->lru_lock, flags);
 	/* link when the page is linked to LRU but page_cgroup isn't */
-	if (PageLRU(page) && list_empty(&pc->lru))
+	if (PageLRU(page) && !PageCgroupAcctLRU(pc))
 		mem_cgroup_add_lru_list(page, page_lru(page));
 	spin_unlock_irqrestore(&zone->lru_lock, flags);
 }
@@ -648,7 +910,7 @@ unsigned long mem_cgroup_isolate_pages(unsigned long nr_to_scan,
 	int nid = z->zone_pgdat->node_id;
 	int zid = zone_idx(z);
 	struct mem_cgroup_per_zone *mz;
-	int lru = LRU_FILE * !!file + !!active;
+	int lru = LRU_FILE * file + active;
 	int ret;
 
 	BUG_ON(!mem_cont);
@@ -855,28 +1117,62 @@ mem_cgroup_select_victim(struct mem_cgroup *root_mem)
  * If shrink==true, for avoiding to free too much, this returns immedieately.
  */
 static int mem_cgroup_hierarchical_reclaim(struct mem_cgroup *root_mem,
-				   gfp_t gfp_mask, bool noswap, bool shrink)
+						struct zone *zone,
+						gfp_t gfp_mask,
+						unsigned long reclaim_options)
 {
 	struct mem_cgroup *victim;
 	int ret, total = 0;
 	int loop = 0;
+	bool noswap = reclaim_options & MEM_CGROUP_RECLAIM_NOSWAP;
+	bool shrink = reclaim_options & MEM_CGROUP_RECLAIM_SHRINK;
+	bool check_soft = reclaim_options & MEM_CGROUP_RECLAIM_SOFT;
+	unsigned long excess = mem_cgroup_get_excess(root_mem);
 
 	/* If memsw_is_minimum==1, swap-out is of-no-use. */
 	if (root_mem->memsw_is_minimum)
 		noswap = true;
 
-	while (loop < 2) {
+	while (1) {
 		victim = mem_cgroup_select_victim(root_mem);
-		if (victim == root_mem)
+		if (victim == root_mem) {
 			loop++;
+			if (loop >= 2) {
+				/*
+				 * If we have not been able to reclaim
+				 * anything, it might because there are
+				 * no reclaimable pages under this hierarchy
+				 */
+				if (!check_soft || !total) {
+					css_put(&victim->css);
+					break;
+				}
+				/*
+				 * We want to do more targetted reclaim.
+				 * excess >> 2 is not to excessive so as to
+				 * reclaim too much, nor too less that we keep
+				 * coming back to reclaim from this cgroup
+				 */
+				if (total >= (excess >> 2) ||
+					(loop > MEM_CGROUP_MAX_RECLAIM_LOOPS)) {
+					css_put(&victim->css);
+					break;
+				}
+			}
+		}
 		if (!mem_cgroup_local_usage(&victim->stat)) {
 			/* this cgroup's local usage == 0 */
 			css_put(&victim->css);
 			continue;
 		}
 		/* we use swappiness of local cgroup */
-		ret = try_to_free_mem_cgroup_pages(victim, gfp_mask, noswap,
-						   get_swappiness(victim));
+		if (check_soft)
+			ret = mem_cgroup_shrink_node_zone(victim, gfp_mask,
+				noswap, get_swappiness(victim), zone,
+				zone->zone_pgdat->node_id);
+		else
+			ret = try_to_free_mem_cgroup_pages(victim, gfp_mask,
+						noswap, get_swappiness(victim));
 		css_put(&victim->css);
 		/*
 		 * At shrinking usage, we can't check we should stop here or
@@ -886,7 +1182,10 @@ static int mem_cgroup_hierarchical_reclaim(struct mem_cgroup *root_mem,
 		if (shrink)
 			return ret;
 		total += ret;
-		if (mem_cgroup_check_under_limit(root_mem))
+		if (check_soft) {
+			if (res_counter_check_under_soft_limit(&root_mem->res))
+				return total;
+		} else if (mem_cgroup_check_under_limit(root_mem))
 			return 1 + total;
 	}
 	return total;
@@ -965,7 +1264,7 @@ done:
  */
 static int __mem_cgroup_try_charge(struct mm_struct *mm,
 			gfp_t gfp_mask, struct mem_cgroup **memcg,
-			bool oom)
+			bool oom, struct page *page)
 {
 	struct mem_cgroup *mem, *mem_over_limit;
 	int nr_retries = MEM_CGROUP_RECLAIM_RETRIES;
@@ -996,9 +1295,11 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
 	VM_BUG_ON(css_is_removed(&mem->css));
 
 	while (1) {
-		int ret;
-		bool noswap = false;
+		int ret = 0;
+		unsigned long flags = 0;
 
+		if (mem_cgroup_is_root(mem))
+			goto done;
 		ret = res_counter_charge(&mem->res, PAGE_SIZE, &fail_res);
 		if (likely(!ret)) {
 			if (!do_swap_account)
@@ -1009,7 +1310,7 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
 				break;
 			/* mem+swap counter fails */
 			res_counter_uncharge(&mem->res, PAGE_SIZE);
-			noswap = true;
+			flags |= MEM_CGROUP_RECLAIM_NOSWAP;
 			mem_over_limit = mem_cgroup_from_res_counter(fail_res,
 									memsw);
 		} else
@@ -1020,8 +1321,8 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
 		if (!(gfp_mask & __GFP_WAIT))
 			goto nomem;
 
-		ret = mem_cgroup_hierarchical_reclaim(mem_over_limit, gfp_mask,
-							noswap, false);
+		ret = mem_cgroup_hierarchical_reclaim(mem_over_limit, NULL,
+						gfp_mask, flags);
 		if (ret)
 			continue;
 
@@ -1046,13 +1347,19 @@ static int __mem_cgroup_try_charge(struct mm_struct *mm,
 			goto nomem;
 		}
 	}
+	/*
+	 * Insert ancestor (and ancestor's ancestors), to softlimit RB-tree.
+	 * if they exceeds softlimit.
+	 */
+	if (mem_cgroup_soft_limit_check(mem))
+		mem_cgroup_update_tree(mem, page);
+done:
 	return 0;
 nomem:
 	css_put(&mem->css);
 	return -ENOMEM;
 }
 
-
 /*
  * A helper function to get mem_cgroup from ID. must be called under
  * rcu_read_lock(). The caller must check css_is_removed() or some if
@@ -1119,15 +1426,37 @@ static void __mem_cgroup_commit_charge(struct mem_cgroup *mem,
 	lock_page_cgroup(pc);
 	if (unlikely(PageCgroupUsed(pc))) {
 		unlock_page_cgroup(pc);
-		res_counter_uncharge(&mem->res, PAGE_SIZE);
-		if (do_swap_account)
-			res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+		if (!mem_cgroup_is_root(mem)) {
+			res_counter_uncharge(&mem->res, PAGE_SIZE);
+			if (do_swap_account)
+				res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+		}
 		css_put(&mem->css);
 		return;
 	}
+
 	pc->mem_cgroup = mem;
+	/*
+	 * We access a page_cgroup asynchronously without lock_page_cgroup().
+	 * Especially when a page_cgroup is taken from a page, pc->mem_cgroup
+	 * is accessed after testing USED bit. To make pc->mem_cgroup visible
+	 * before USED bit, we need memory barrier here.
+	 * See mem_cgroup_add_lru_list(), etc.
+ 	 */
 	smp_wmb();
-	pc->flags = pcg_default_flags[ctype];
+	switch (ctype) {
+	case MEM_CGROUP_CHARGE_TYPE_CACHE:
+	case MEM_CGROUP_CHARGE_TYPE_SHMEM:
+		SetPageCgroupCache(pc);
+		SetPageCgroupUsed(pc);
+		break;
+	case MEM_CGROUP_CHARGE_TYPE_MAPPED:
+		ClearPageCgroupCache(pc);
+		SetPageCgroupUsed(pc);
+		break;
+	default:
+		break;
+	}
 
 	mem_cgroup_charge_statistics(mem, pc, true);
 
@@ -1178,7 +1507,8 @@ static int mem_cgroup_move_account(struct page_cgroup *pc,
 	if (pc->mem_cgroup != from)
 		goto out;
 
-	res_counter_uncharge(&from->res, PAGE_SIZE);
+	if (!mem_cgroup_is_root(from))
+		res_counter_uncharge(&from->res, PAGE_SIZE);
 	mem_cgroup_charge_statistics(from, pc, false);
 
 	page = pc->page;
@@ -1197,7 +1527,7 @@ static int mem_cgroup_move_account(struct page_cgroup *pc,
 						1);
 	}
 
-	if (do_swap_account)
+	if (do_swap_account && !mem_cgroup_is_root(from))
 		res_counter_uncharge(&from->memsw, PAGE_SIZE);
 	css_put(&from->css);
 
@@ -1238,7 +1568,7 @@ static int mem_cgroup_move_parent(struct page_cgroup *pc,
 	parent = mem_cgroup_from_cont(pcg);
 
 
-	ret = __mem_cgroup_try_charge(NULL, gfp_mask, &parent, false);
+	ret = __mem_cgroup_try_charge(NULL, gfp_mask, &parent, false, page);
 	if (ret || !parent)
 		return ret;
 
@@ -1268,9 +1598,11 @@ uncharge:
 	/* drop extra refcnt by try_charge() */
 	css_put(&parent->css);
 	/* uncharge if move fails */
-	res_counter_uncharge(&parent->res, PAGE_SIZE);
-	if (do_swap_account)
-		res_counter_uncharge(&parent->memsw, PAGE_SIZE);
+	if (!mem_cgroup_is_root(parent)) {
+		res_counter_uncharge(&parent->res, PAGE_SIZE);
+		if (do_swap_account)
+			res_counter_uncharge(&parent->memsw, PAGE_SIZE);
+	}
 	return ret;
 }
 
@@ -1295,7 +1627,7 @@ static int mem_cgroup_charge_common(struct page *page, struct mm_struct *mm,
 	prefetchw(pc);
 
 	mem = memcg;
-	ret = __mem_cgroup_try_charge(mm, gfp_mask, &mem, true);
+	ret = __mem_cgroup_try_charge(mm, gfp_mask, &mem, true, page);
 	if (ret || !mem)
 		return ret;
 
@@ -1414,14 +1746,14 @@ int mem_cgroup_try_charge_swapin(struct mm_struct *mm,
 	if (!mem)
 		goto charge_cur_mm;
 	*ptr = mem;
-	ret = __mem_cgroup_try_charge(NULL, mask, ptr, true);
+	ret = __mem_cgroup_try_charge(NULL, mask, ptr, true, page);
 	/* drop extra refcnt from tryget */
 	css_put(&mem->css);
 	return ret;
 charge_cur_mm:
 	if (unlikely(!mm))
 		mm = &init_mm;
-	return __mem_cgroup_try_charge(mm, mask, ptr, true);
+	return __mem_cgroup_try_charge(mm, mask, ptr, true, page);
 }
 
 static void
@@ -1459,7 +1791,9 @@ __mem_cgroup_commit_charge_swapin(struct page *page, struct mem_cgroup *ptr,
 			 * This recorded memcg can be obsolete one. So, avoid
 			 * calling css_tryget
 			 */
-			res_counter_uncharge(&memcg->memsw, PAGE_SIZE);
+			if (!mem_cgroup_is_root(memcg))
+				res_counter_uncharge(&memcg->memsw, PAGE_SIZE);
+			mem_cgroup_swap_statistics(memcg, false);
 			mem_cgroup_put(memcg);
 		}
 		rcu_read_unlock();
@@ -1484,9 +1818,11 @@ void mem_cgroup_cancel_charge_swapin(struct mem_cgroup *mem)
 		return;
 	if (!mem)
 		return;
-	res_counter_uncharge(&mem->res, PAGE_SIZE);
-	if (do_swap_account)
-		res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+	if (!mem_cgroup_is_root(mem)) {
+		res_counter_uncharge(&mem->res, PAGE_SIZE);
+		if (do_swap_account)
+			res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+	}
 	css_put(&mem->css);
 }
 
@@ -1538,9 +1874,14 @@ __mem_cgroup_uncharge_common(struct page *page, enum charge_type ctype)
 		break;
 	}
 
-	res_counter_uncharge(&mem->res, PAGE_SIZE);
-	if (do_swap_account && (ctype != MEM_CGROUP_CHARGE_TYPE_SWAPOUT))
-		res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+	if (!mem_cgroup_is_root(mem)) {
+		res_counter_uncharge(&mem->res, PAGE_SIZE);
+		if (do_swap_account &&
+				(ctype != MEM_CGROUP_CHARGE_TYPE_SWAPOUT))
+			res_counter_uncharge(&mem->memsw, PAGE_SIZE);
+	}
+	if (ctype == MEM_CGROUP_CHARGE_TYPE_SWAPOUT)
+		mem_cgroup_swap_statistics(mem, true);
 	mem_cgroup_charge_statistics(mem, pc, false);
 
 	ClearPageCgroupUsed(pc);
@@ -1554,6 +1895,8 @@ __mem_cgroup_uncharge_common(struct page *page, enum charge_type ctype)
 	mz = page_cgroup_zoneinfo(pc);
 	unlock_page_cgroup(pc);
 
+	if (mem_cgroup_soft_limit_check(mem))
+		mem_cgroup_update_tree(mem, page);
 	/* at swapout, this memcg will be accessed to record to swap */
 	if (ctype != MEM_CGROUP_CHARGE_TYPE_SWAPOUT)
 		css_put(&mem->css);
@@ -1629,7 +1972,9 @@ void mem_cgroup_uncharge_swap(swp_entry_t ent)
 		 * We uncharge this because swap is freed.
 		 * This memcg can be obsolete one. We avoid calling css_tryget
 		 */
-		res_counter_uncharge(&memcg->memsw, PAGE_SIZE);
+		if (!mem_cgroup_is_root(memcg))
+			res_counter_uncharge(&memcg->memsw, PAGE_SIZE);
+		mem_cgroup_swap_statistics(memcg, false);
 		mem_cgroup_put(memcg);
 	}
 	rcu_read_unlock();
@@ -1658,7 +2003,8 @@ int mem_cgroup_prepare_migration(struct page *page, struct mem_cgroup **ptr)
 	unlock_page_cgroup(pc);
 
 	if (mem) {
-		ret = __mem_cgroup_try_charge(NULL, GFP_KERNEL, &mem, false);
+		ret = __mem_cgroup_try_charge(NULL, GFP_KERNEL, &mem, false,
+						page);
 		css_put(&mem->css);
 	}
 	*ptr = mem;
@@ -1798,8 +2144,9 @@ static int mem_cgroup_resize_limit(struct mem_cgroup *memcg,
 		if (!ret)
 			break;
 
-		progress = mem_cgroup_hierarchical_reclaim(memcg, GFP_KERNEL,
-						   false, true);
+		progress = mem_cgroup_hierarchical_reclaim(memcg, NULL,
+						GFP_KERNEL,
+						MEM_CGROUP_RECLAIM_SHRINK);
 		curusage = res_counter_read_u64(&memcg->res, RES_USAGE);
 		/* Usage is reduced ? */
   		if (curusage >= oldusage)
@@ -1851,7 +2198,9 @@ static int mem_cgroup_resize_memsw_limit(struct mem_cgroup *memcg,
 		if (!ret)
 			break;
 
-		mem_cgroup_hierarchical_reclaim(memcg, GFP_KERNEL, true, true);
+		mem_cgroup_hierarchical_reclaim(memcg, NULL, GFP_KERNEL,
+						MEM_CGROUP_RECLAIM_NOSWAP |
+						MEM_CGROUP_RECLAIM_SHRINK);
 		curusage = res_counter_read_u64(&memcg->memsw, RES_USAGE);
 		/* Usage is reduced ? */
 		if (curusage >= oldusage)
@@ -1862,6 +2211,97 @@ static int mem_cgroup_resize_memsw_limit(struct mem_cgroup *memcg,
 	return ret;
 }
 
+unsigned long mem_cgroup_soft_limit_reclaim(struct zone *zone, int order,
+						gfp_t gfp_mask, int nid,
+						int zid)
+{
+	unsigned long nr_reclaimed = 0;
+	struct mem_cgroup_per_zone *mz, *next_mz = NULL;
+	unsigned long reclaimed;
+	int loop = 0;
+	struct mem_cgroup_tree_per_zone *mctz;
+	unsigned long long excess;
+
+	if (order > 0)
+		return 0;
+
+	mctz = soft_limit_tree_node_zone(nid, zid);
+	/*
+	 * This loop can run a while, specially if mem_cgroup's continuously
+	 * keep exceeding their soft limit and putting the system under
+	 * pressure
+	 */
+	do {
+		if (next_mz)
+			mz = next_mz;
+		else
+			mz = mem_cgroup_largest_soft_limit_node(mctz);
+		if (!mz)
+			break;
+
+		reclaimed = mem_cgroup_hierarchical_reclaim(mz->mem, zone,
+						gfp_mask,
+						MEM_CGROUP_RECLAIM_SOFT);
+		nr_reclaimed += reclaimed;
+		spin_lock(&mctz->lock);
+
+		/*
+		 * If we failed to reclaim anything from this memory cgroup
+		 * it is time to move on to the next cgroup
+		 */
+		next_mz = NULL;
+		if (!reclaimed) {
+			do {
+				/*
+				 * Loop until we find yet another one.
+				 *
+				 * By the time we get the soft_limit lock
+				 * again, someone might have aded the
+				 * group back on the RB tree. Iterate to
+				 * make sure we get a different mem.
+				 * mem_cgroup_largest_soft_limit_node returns
+				 * NULL if no other cgroup is present on
+				 * the tree
+				 */
+				next_mz =
+				__mem_cgroup_largest_soft_limit_node(mctz);
+				if (next_mz == mz) {
+					css_put(&next_mz->mem->css);
+					next_mz = NULL;
+				} else /* next_mz == NULL or other memcg */
+					break;
+			} while (1);
+		}
+		__mem_cgroup_remove_exceeded(mz->mem, mz, mctz);
+		excess = res_counter_soft_limit_excess(&mz->mem->res);
+		/*
+		 * One school of thought says that we should not add
+		 * back the node to the tree if reclaim returns 0.
+		 * But our reclaim could return 0, simply because due
+		 * to priority we are exposing a smaller subset of
+		 * memory to reclaim from. Consider this as a longer
+		 * term TODO.
+		 */
+		/* If excess == 0, no tree ops */
+		__mem_cgroup_insert_exceeded(mz->mem, mz, mctz, excess);
+		spin_unlock(&mctz->lock);
+		css_put(&mz->mem->css);
+		loop++;
+		/*
+		 * Could not reclaim anything and there are no more
+		 * mem cgroups to try or we seem to be looping without
+		 * reclaiming anything.
+		 */
+		if (!nr_reclaimed &&
+			(next_mz == NULL ||
+			loop > MEM_CGROUP_MAX_SOFT_LIMIT_RECLAIM_LOOPS))
+			break;
+	} while (!nr_reclaimed);
+	if (next_mz)
+		css_put(&next_mz->mem->css);
+	return nr_reclaimed;
+}
+
 /*
  * This routine traverse page_cgroup in given list and drop them all.
  * *And* this routine doesn't reclaim page itself, just removes page_cgroup.
@@ -2046,20 +2486,64 @@ static int mem_cgroup_hierarchy_write(struct cgroup *cont, struct cftype *cft,
 	return retval;
 }
 
+struct mem_cgroup_idx_data {
+	s64 val;
+	enum mem_cgroup_stat_index idx;
+};
+
+static int
+mem_cgroup_get_idx_stat(struct mem_cgroup *mem, void *data)
+{
+	struct mem_cgroup_idx_data *d = data;
+	d->val += mem_cgroup_read_stat(&mem->stat, d->idx);
+	return 0;
+}
+
+static void
+mem_cgroup_get_recursive_idx_stat(struct mem_cgroup *mem,
+				enum mem_cgroup_stat_index idx, s64 *val)
+{
+	struct mem_cgroup_idx_data d;
+	d.idx = idx;
+	d.val = 0;
+	mem_cgroup_walk_tree(mem, &d, mem_cgroup_get_idx_stat);
+	*val = d.val;
+}
+
 static u64 mem_cgroup_read(struct cgroup *cont, struct cftype *cft)
 {
 	struct mem_cgroup *mem = mem_cgroup_from_cont(cont);
-	u64 val = 0;
+	u64 idx_val, val;
 	int type, name;
 
 	type = MEMFILE_TYPE(cft->private);
 	name = MEMFILE_ATTR(cft->private);
 	switch (type) {
 	case _MEM:
-		val = res_counter_read_u64(&mem->res, name);
+		if (name == RES_USAGE && mem_cgroup_is_root(mem)) {
+			mem_cgroup_get_recursive_idx_stat(mem,
+				MEM_CGROUP_STAT_CACHE, &idx_val);
+			val = idx_val;
+			mem_cgroup_get_recursive_idx_stat(mem,
+				MEM_CGROUP_STAT_RSS, &idx_val);
+			val += idx_val;
+			val <<= PAGE_SHIFT;
+		} else
+			val = res_counter_read_u64(&mem->res, name);
 		break;
 	case _MEMSWAP:
-		val = res_counter_read_u64(&mem->memsw, name);
+		if (name == RES_USAGE && mem_cgroup_is_root(mem)) {
+			mem_cgroup_get_recursive_idx_stat(mem,
+				MEM_CGROUP_STAT_CACHE, &idx_val);
+			val = idx_val;
+			mem_cgroup_get_recursive_idx_stat(mem,
+				MEM_CGROUP_STAT_RSS, &idx_val);
+			val += idx_val;
+			mem_cgroup_get_recursive_idx_stat(mem,
+				MEM_CGROUP_STAT_SWAPOUT, &idx_val);
+			val <<= PAGE_SHIFT;
+		} else
+			val = res_counter_read_u64(&mem->memsw, name);
 		break;
 	default:
 		BUG();
@@ -2083,6 +2567,10 @@ static int mem_cgroup_write(struct cgroup *cont, struct cftype *cft,
 	name = MEMFILE_ATTR(cft->private);
 	switch (name) {
 	case RES_LIMIT:
+		if (mem_cgroup_is_root(memcg)) { /* Can't set limit on root */
+			ret = -EINVAL;
+			break;
+		}
 		/* This function does all necessary parse...reuse it */
 		ret = res_counter_memparse_write_strategy(buffer, &val);
 		if (ret)
@@ -2092,6 +2580,20 @@ static int mem_cgroup_write(struct cgroup *cont, struct cftype *cft,
 		else
 			ret = mem_cgroup_resize_memsw_limit(memcg, val);
 		break;
+	case RES_SOFT_LIMIT:
+		ret = res_counter_memparse_write_strategy(buffer, &val);
+		if (ret)
+			break;
+		/*
+		 * For memsw, soft limits are hard to implement in terms
+		 * of semantics, for now, we support soft limits for
+		 * control without swap
+		 */
+		if (type == _MEM)
+			ret = res_counter_set_soft_limit(&memcg->res, val);
+		else
+			ret = -EINVAL;
+		break;
 	default:
 		ret = -EINVAL; /* should be BUG() ? */
 		break;
@@ -2149,6 +2651,7 @@ static int mem_cgroup_reset(struct cgroup *cont, unsigned int event)
 			res_counter_reset_failcnt(&mem->memsw);
 		break;
 	}
+
 	return 0;
 }
 
@@ -2160,6 +2663,7 @@ enum {
 	MCS_MAPPED_FILE,
 	MCS_PGPGIN,
 	MCS_PGPGOUT,
+	MCS_SWAP,
 	MCS_INACTIVE_ANON,
 	MCS_ACTIVE_ANON,
 	MCS_INACTIVE_FILE,
@@ -2181,6 +2685,7 @@ struct {
 	{"mapped_file", "total_mapped_file"},
 	{"pgpgin", "total_pgpgin"},
 	{"pgpgout", "total_pgpgout"},
+	{"swap", "total_swap"},
 	{"inactive_anon", "total_inactive_anon"},
 	{"active_anon", "total_active_anon"},
 	{"inactive_file", "total_inactive_file"},
@@ -2205,6 +2710,10 @@ static int mem_cgroup_get_local_stat(struct mem_cgroup *mem, void *data)
 	s->stat[MCS_PGPGIN] += val;
 	val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_PGPGOUT_COUNT);
 	s->stat[MCS_PGPGOUT] += val;
+	if (do_swap_account) {
+		val = mem_cgroup_read_stat(&mem->stat, MEM_CGROUP_STAT_SWAPOUT);
+		s->stat[MCS_SWAP] += val * PAGE_SIZE;
+	}
 
 	/* per zone stat */
 	val = mem_cgroup_get_local_zonestat(mem, LRU_INACTIVE_ANON);
@@ -2236,8 +2745,11 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
 	memset(&mystat, 0, sizeof(mystat));
 	mem_cgroup_get_local_stat(mem_cont, &mystat);
 
-	for (i = 0; i < NR_MCS_STAT; i++)
+	for (i = 0; i < NR_MCS_STAT; i++) {
+		if (i == MCS_SWAP && !do_swap_account)
+			continue;
 		cb->fill(cb, memcg_stat_strings[i].local_name, mystat.stat[i]);
+	}
 
 	/* Hierarchical information */
 	{
@@ -2250,9 +2762,11 @@ static int mem_control_stat_show(struct cgroup *cont, struct cftype *cft,
 
 	memset(&mystat, 0, sizeof(mystat));
 	mem_cgroup_get_total_stat(mem_cont, &mystat);
-	for (i = 0; i < NR_MCS_STAT; i++)
+	for (i = 0; i < NR_MCS_STAT; i++) {
+		if (i == MCS_SWAP && !do_swap_account)
+			continue;
 		cb->fill(cb, memcg_stat_strings[i].total_name, mystat.stat[i]);
-
+	}
 
 #ifdef CONFIG_DEBUG_VM
 	cb->fill(cb, "inactive_ratio", calc_inactive_ratio(mem_cont, NULL));
@@ -2345,6 +2859,12 @@ static struct cftype mem_cgroup_files[] = {
 		.read_u64 = mem_cgroup_read,
 	},
 	{
+		.name = "soft_limit_in_bytes",
+		.private = MEMFILE_PRIVATE(_MEM, RES_SOFT_LIMIT),
+		.write_string = mem_cgroup_write,
+		.read_u64 = mem_cgroup_read,
+	},
+	{
 		.name = "failcnt",
 		.private = MEMFILE_PRIVATE(_MEM, RES_FAILCNT),
 		.trigger = mem_cgroup_reset,
@@ -2438,6 +2958,9 @@ static int alloc_mem_cgroup_per_zone_info(struct mem_cgroup *mem, int node)
 		mz = &pn->zoneinfo[zone];
 		for_each_lru(l)
 			INIT_LIST_HEAD(&mz->lists[l]);
+		mz->usage_in_excess = 0;
+		mz->on_tree = false;
+		mz->mem = mem;
 	}
 	return 0;
 }
@@ -2483,6 +3006,7 @@ static void __mem_cgroup_free(struct mem_cgroup *mem)
 {
 	int node;
 
+	mem_cgroup_remove_from_trees(mem);
 	free_css_id(&mem_cgroup_subsys, &mem->css);
 
 	for_each_node_state(node, N_POSSIBLE)
@@ -2531,6 +3055,31 @@ static void __init enable_swap_cgroup(void)
 }
 #endif
 
+static int mem_cgroup_soft_limit_tree_init(void)
+{
+	struct mem_cgroup_tree_per_node *rtpn;
+	struct mem_cgroup_tree_per_zone *rtpz;
+	int tmp, node, zone;
+
+	for_each_node_state(node, N_POSSIBLE) {
+		tmp = node;
+		if (!node_state(node, N_NORMAL_MEMORY))
+			tmp = -1;
+		rtpn = kzalloc_node(sizeof(*rtpn), GFP_KERNEL, tmp);
+		if (!rtpn)
+			return 1;
+
+		soft_limit_tree.rb_tree_per_node[node] = rtpn;
+
+		for (zone = 0; zone < MAX_NR_ZONES; zone++) {
+			rtpz = &rtpn->rb_tree_per_zone[zone];
+			rtpz->rb_root = RB_ROOT;
+			spin_lock_init(&rtpz->lock);
+		}
+	}
+	return 0;
+}
+
 static struct cgroup_subsys_state * __ref
 mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
 {
@@ -2545,10 +3094,15 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
 	for_each_node_state(node, N_POSSIBLE)
 		if (alloc_mem_cgroup_per_zone_info(mem, node))
 			goto free_out;
+
 	/* root ? */
 	if (cont->parent == NULL) {
 		enable_swap_cgroup();
 		parent = NULL;
+		root_mem_cgroup = mem;
+		if (mem_cgroup_soft_limit_tree_init())
+			goto free_out;
+
 	} else {
 		parent = mem_cgroup_from_cont(cont->parent);
 		mem->use_hierarchy = parent->use_hierarchy;
@@ -2577,6 +3131,7 @@ mem_cgroup_create(struct cgroup_subsys *ss, struct cgroup *cont)
 	return &mem->css;
 free_out:
 	__mem_cgroup_free(mem);
+	root_mem_cgroup = NULL;
 	return ERR_PTR(error);
 }
 
@@ -2612,7 +3167,8 @@ static int mem_cgroup_populate(struct cgroup_subsys *ss,
 static void mem_cgroup_move_task(struct cgroup_subsys *ss,
 				struct cgroup *cont,
 				struct cgroup *old_cont,
-				struct task_struct *p)
+				struct task_struct *p,
+				bool threadgroup)
 {
 	mutex_lock(&memcg_tasklist);
 	/*
diff --git a/mm/memory-failure.c b/mm/memory-failure.c
new file mode 100644
index 000000000000..dacc64183874
--- /dev/null
+++ b/mm/memory-failure.c
@@ -0,0 +1,835 @@
+/*
+ * Copyright (C) 2008, 2009 Intel Corporation
+ * Authors: Andi Kleen, Fengguang Wu
+ *
+ * This software may be redistributed and/or modified under the terms of
+ * the GNU General Public License ("GPL") version 2 only as published by the
+ * Free Software Foundation.
+ *
+ * High level machine check handler. Handles pages reported by the
+ * hardware as being corrupted usually due to a 2bit ECC memory or cache
+ * failure.
+ *
+ * Handles page cache pages in various states.	The tricky part
+ * here is that we can access any page asynchronous to other VM
+ * users, because memory failures could happen anytime and anywhere,
+ * possibly violating some of their assumptions. This is why this code
+ * has to be extremely careful. Generally it tries to use normal locking
+ * rules, as in get the standard locks, even if that means the
+ * error handling takes potentially a long time.
+ *
+ * The operation to map back from RMAP chains to processes has to walk
+ * the complete process list and has non linear complexity with the number
+ * mappings. In short it can be quite slow. But since memory corruptions
+ * are rare we hope to get away with this.
+ */
+
+/*
+ * Notebook:
+ * - hugetlb needs more code
+ * - kcore/oldmem/vmcore/mem/kmem check for hwpoison pages
+ * - pass bad pages to kdump next kernel
+ */
+#define DEBUG 1		/* remove me in 2.6.34 */
+#include <linux/kernel.h>
+#include <linux/mm.h>
+#include <linux/page-flags.h>
+#include <linux/sched.h>
+#include <linux/ksm.h>
+#include <linux/rmap.h>
+#include <linux/pagemap.h>
+#include <linux/swap.h>
+#include <linux/backing-dev.h>
+#include "internal.h"
+
+int sysctl_memory_failure_early_kill __read_mostly = 0;
+
+int sysctl_memory_failure_recovery __read_mostly = 1;
+
+atomic_long_t mce_bad_pages __read_mostly = ATOMIC_LONG_INIT(0);
+
+/*
+ * Send all the processes who have the page mapped an ``action optional''
+ * signal.
+ */
+static int kill_proc_ao(struct task_struct *t, unsigned long addr, int trapno,
+			unsigned long pfn)
+{
+	struct siginfo si;
+	int ret;
+
+	printk(KERN_ERR
+		"MCE %#lx: Killing %s:%d early due to hardware memory corruption\n",
+		pfn, t->comm, t->pid);
+	si.si_signo = SIGBUS;
+	si.si_errno = 0;
+	si.si_code = BUS_MCEERR_AO;
+	si.si_addr = (void *)addr;
+#ifdef __ARCH_SI_TRAPNO
+	si.si_trapno = trapno;
+#endif
+	si.si_addr_lsb = PAGE_SHIFT;
+	/*
+	 * Don't use force here, it's convenient if the signal
+	 * can be temporarily blocked.
+	 * This could cause a loop when the user sets SIGBUS
+	 * to SIG_IGN, but hopefully noone will do that?
+	 */
+	ret = send_sig_info(SIGBUS, &si, t);  /* synchronous? */
+	if (ret < 0)
+		printk(KERN_INFO "MCE: Error sending signal to %s:%d: %d\n",
+		       t->comm, t->pid, ret);
+	return ret;
+}
+
+/*
+ * Kill all processes that have a poisoned page mapped and then isolate
+ * the page.
+ *
+ * General strategy:
+ * Find all processes having the page mapped and kill them.
+ * But we keep a page reference around so that the page is not
+ * actually freed yet.
+ * Then stash the page away
+ *
+ * There's no convenient way to get back to mapped processes
+ * from the VMAs. So do a brute-force search over all
+ * running processes.
+ *
+ * Remember that machine checks are not common (or rather
+ * if they are common you have other problems), so this shouldn't
+ * be a performance issue.
+ *
+ * Also there are some races possible while we get from the
+ * error detection to actually handle it.
+ */
+
+struct to_kill {
+	struct list_head nd;
+	struct task_struct *tsk;
+	unsigned long addr;
+	unsigned addr_valid:1;
+};
+
+/*
+ * Failure handling: if we can't find or can't kill a process there's
+ * not much we can do.	We just print a message and ignore otherwise.
+ */
+
+/*
+ * Schedule a process for later kill.
+ * Uses GFP_ATOMIC allocations to avoid potential recursions in the VM.
+ * TBD would GFP_NOIO be enough?
+ */
+static void add_to_kill(struct task_struct *tsk, struct page *p,
+		       struct vm_area_struct *vma,
+		       struct list_head *to_kill,
+		       struct to_kill **tkc)
+{
+	struct to_kill *tk;
+
+	if (*tkc) {
+		tk = *tkc;
+		*tkc = NULL;
+	} else {
+		tk = kmalloc(sizeof(struct to_kill), GFP_ATOMIC);
+		if (!tk) {
+			printk(KERN_ERR
+		"MCE: Out of memory while machine check handling\n");
+			return;
+		}
+	}
+	tk->addr = page_address_in_vma(p, vma);
+	tk->addr_valid = 1;
+
+	/*
+	 * In theory we don't have to kill when the page was
+	 * munmaped. But it could be also a mremap. Since that's
+	 * likely very rare kill anyways just out of paranoia, but use
+	 * a SIGKILL because the error is not contained anymore.
+	 */
+	if (tk->addr == -EFAULT) {
+		pr_debug("MCE: Unable to find user space address %lx in %s\n",
+			page_to_pfn(p), tsk->comm);
+		tk->addr_valid = 0;
+	}
+	get_task_struct(tsk);
+	tk->tsk = tsk;
+	list_add_tail(&tk->nd, to_kill);
+}
+
+/*
+ * Kill the processes that have been collected earlier.
+ *
+ * Only do anything when DOIT is set, otherwise just free the list
+ * (this is used for clean pages which do not need killing)
+ * Also when FAIL is set do a force kill because something went
+ * wrong earlier.
+ */
+static void kill_procs_ao(struct list_head *to_kill, int doit, int trapno,
+			  int fail, unsigned long pfn)
+{
+	struct to_kill *tk, *next;
+
+	list_for_each_entry_safe (tk, next, to_kill, nd) {
+		if (doit) {
+			/*
+			 * In case something went wrong with munmaping
+			 * make sure the process doesn't catch the
+			 * signal and then access the memory. Just kill it.
+			 * the signal handlers
+			 */
+			if (fail || tk->addr_valid == 0) {
+				printk(KERN_ERR
+		"MCE %#lx: forcibly killing %s:%d because of failure to unmap corrupted page\n",
+					pfn, tk->tsk->comm, tk->tsk->pid);
+				force_sig(SIGKILL, tk->tsk);
+			}
+
+			/*
+			 * In theory the process could have mapped
+			 * something else on the address in-between. We could
+			 * check for that, but we need to tell the
+			 * process anyways.
+			 */
+			else if (kill_proc_ao(tk->tsk, tk->addr, trapno,
+					      pfn) < 0)
+				printk(KERN_ERR
+		"MCE %#lx: Cannot send advisory machine check signal to %s:%d\n",
+					pfn, tk->tsk->comm, tk->tsk->pid);
+		}
+		put_task_struct(tk->tsk);
+		kfree(tk);
+	}
+}
+
+static int task_early_kill(struct task_struct *tsk)
+{
+	if (!tsk->mm)
+		return 0;
+	if (tsk->flags & PF_MCE_PROCESS)
+		return !!(tsk->flags & PF_MCE_EARLY);
+	return sysctl_memory_failure_early_kill;
+}
+
+/*
+ * Collect processes when the error hit an anonymous page.
+ */
+static void collect_procs_anon(struct page *page, struct list_head *to_kill,
+			      struct to_kill **tkc)
+{
+	struct vm_area_struct *vma;
+	struct task_struct *tsk;
+	struct anon_vma *av;
+
+	read_lock(&tasklist_lock);
+	av = page_lock_anon_vma(page);
+	if (av == NULL)	/* Not actually mapped anymore */
+		goto out;
+	for_each_process (tsk) {
+		if (!task_early_kill(tsk))
+			continue;
+		list_for_each_entry (vma, &av->head, anon_vma_node) {
+			if (!page_mapped_in_vma(page, vma))
+				continue;
+			if (vma->vm_mm == tsk->mm)
+				add_to_kill(tsk, page, vma, to_kill, tkc);
+		}
+	}
+	page_unlock_anon_vma(av);
+out:
+	read_unlock(&tasklist_lock);
+}
+
+/*
+ * Collect processes when the error hit a file mapped page.
+ */
+static void collect_procs_file(struct page *page, struct list_head *to_kill,
+			      struct to_kill **tkc)
+{
+	struct vm_area_struct *vma;
+	struct task_struct *tsk;
+	struct prio_tree_iter iter;
+	struct address_space *mapping = page->mapping;
+
+	/*
+	 * A note on the locking order between the two locks.
+	 * We don't rely on this particular order.
+	 * If you have some other code that needs a different order
+	 * feel free to switch them around. Or add a reverse link
+	 * from mm_struct to task_struct, then this could be all
+	 * done without taking tasklist_lock and looping over all tasks.
+	 */
+
+	read_lock(&tasklist_lock);
+	spin_lock(&mapping->i_mmap_lock);
+	for_each_process(tsk) {
+		pgoff_t pgoff = page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
+
+		if (!task_early_kill(tsk))
+			continue;
+
+		vma_prio_tree_foreach(vma, &iter, &mapping->i_mmap, pgoff,
+				      pgoff) {
+			/*
+			 * Send early kill signal to tasks where a vma covers
+			 * the page but the corrupted page is not necessarily
+			 * mapped it in its pte.
+			 * Assume applications who requested early kill want
+			 * to be informed of all such data corruptions.
+			 */
+			if (vma->vm_mm == tsk->mm)
+				add_to_kill(tsk, page, vma, to_kill, tkc);
+		}
+	}
+	spin_unlock(&mapping->i_mmap_lock);
+	read_unlock(&tasklist_lock);
+}
+
+/*
+ * Collect the processes who have the corrupted page mapped to kill.
+ * This is done in two steps for locking reasons.
+ * First preallocate one tokill structure outside the spin locks,
+ * so that we can kill at least one process reasonably reliable.
+ */
+static void collect_procs(struct page *page, struct list_head *tokill)
+{
+	struct to_kill *tk;
+
+	if (!page->mapping)
+		return;
+
+	tk = kmalloc(sizeof(struct to_kill), GFP_NOIO);
+	if (!tk)
+		return;
+	if (PageAnon(page))
+		collect_procs_anon(page, tokill, &tk);
+	else
+		collect_procs_file(page, tokill, &tk);
+	kfree(tk);
+}
+
+/*
+ * Error handlers for various types of pages.
+ */
+
+enum outcome {
+	FAILED,		/* Error handling failed */
+	DELAYED,	/* Will be handled later */
+	IGNORED,	/* Error safely ignored */
+	RECOVERED,	/* Successfully recovered */
+};
+
+static const char *action_name[] = {
+	[FAILED] = "Failed",
+	[DELAYED] = "Delayed",
+	[IGNORED] = "Ignored",
+	[RECOVERED] = "Recovered",
+};
+
+/*
+ * Error hit kernel page.
+ * Do nothing, try to be lucky and not touch this instead. For a few cases we
+ * could be more sophisticated.
+ */
+static int me_kernel(struct page *p, unsigned long pfn)
+{
+	return DELAYED;
+}
+
+/*
+ * Already poisoned page.
+ */
+static int me_ignore(struct page *p, unsigned long pfn)
+{
+	return IGNORED;
+}
+
+/*
+ * Page in unknown state. Do nothing.
+ */
+static int me_unknown(struct page *p, unsigned long pfn)
+{
+	printk(KERN_ERR "MCE %#lx: Unknown page state\n", pfn);
+	return FAILED;
+}
+
+/*
+ * Free memory
+ */
+static int me_free(struct page *p, unsigned long pfn)
+{
+	return DELAYED;
+}
+
+/*
+ * Clean (or cleaned) page cache page.
+ */
+static int me_pagecache_clean(struct page *p, unsigned long pfn)
+{
+	int err;
+	int ret = FAILED;
+	struct address_space *mapping;
+
+	/*
+	 * For anonymous pages we're done the only reference left
+	 * should be the one m_f() holds.
+	 */
+	if (PageAnon(p))
+		return RECOVERED;
+
+	/*
+	 * Now truncate the page in the page cache. This is really
+	 * more like a "temporary hole punch"
+	 * Don't do this for block devices when someone else
+	 * has a reference, because it could be file system metadata
+	 * and that's not safe to truncate.
+	 */
+	mapping = page_mapping(p);
+	if (!mapping) {
+		/*
+		 * Page has been teared down in the meanwhile
+		 */
+		return FAILED;
+	}
+
+	/*
+	 * Truncation is a bit tricky. Enable it per file system for now.
+	 *
+	 * Open: to take i_mutex or not for this? Right now we don't.
+	 */
+	if (mapping->a_ops->error_remove_page) {
+		err = mapping->a_ops->error_remove_page(mapping, p);
+		if (err != 0) {
+			printk(KERN_INFO "MCE %#lx: Failed to punch page: %d\n",
+					pfn, err);
+		} else if (page_has_private(p) &&
+				!try_to_release_page(p, GFP_NOIO)) {
+			pr_debug("MCE %#lx: failed to release buffers\n", pfn);
+		} else {
+			ret = RECOVERED;
+		}
+	} else {
+		/*
+		 * If the file system doesn't support it just invalidate
+		 * This fails on dirty or anything with private pages
+		 */
+		if (invalidate_inode_page(p))
+			ret = RECOVERED;
+		else
+			printk(KERN_INFO "MCE %#lx: Failed to invalidate\n",
+				pfn);
+	}
+	return ret;
+}
+
+/*
+ * Dirty cache page page
+ * Issues: when the error hit a hole page the error is not properly
+ * propagated.
+ */
+static int me_pagecache_dirty(struct page *p, unsigned long pfn)
+{
+	struct address_space *mapping = page_mapping(p);
+
+	SetPageError(p);
+	/* TBD: print more information about the file. */
+	if (mapping) {
+		/*
+		 * IO error will be reported by write(), fsync(), etc.
+		 * who check the mapping.
+		 * This way the application knows that something went
+		 * wrong with its dirty file data.
+		 *
+		 * There's one open issue:
+		 *
+		 * The EIO will be only reported on the next IO
+		 * operation and then cleared through the IO map.
+		 * Normally Linux has two mechanisms to pass IO error
+		 * first through the AS_EIO flag in the address space
+		 * and then through the PageError flag in the page.
+		 * Since we drop pages on memory failure handling the
+		 * only mechanism open to use is through AS_AIO.
+		 *
+		 * This has the disadvantage that it gets cleared on
+		 * the first operation that returns an error, while
+		 * the PageError bit is more sticky and only cleared
+		 * when the page is reread or dropped.  If an
+		 * application assumes it will always get error on
+		 * fsync, but does other operations on the fd before
+		 * and the page is dropped inbetween then the error
+		 * will not be properly reported.
+		 *
+		 * This can already happen even without hwpoisoned
+		 * pages: first on metadata IO errors (which only
+		 * report through AS_EIO) or when the page is dropped
+		 * at the wrong time.
+		 *
+		 * So right now we assume that the application DTRT on
+		 * the first EIO, but we're not worse than other parts
+		 * of the kernel.
+		 */
+		mapping_set_error(mapping, EIO);
+	}
+
+	return me_pagecache_clean(p, pfn);
+}
+
+/*
+ * Clean and dirty swap cache.
+ *
+ * Dirty swap cache page is tricky to handle. The page could live both in page
+ * cache and swap cache(ie. page is freshly swapped in). So it could be
+ * referenced concurrently by 2 types of PTEs:
+ * normal PTEs and swap PTEs. We try to handle them consistently by calling
+ * try_to_unmap(TTU_IGNORE_HWPOISON) to convert the normal PTEs to swap PTEs,
+ * and then
+ *      - clear dirty bit to prevent IO
+ *      - remove from LRU
+ *      - but keep in the swap cache, so that when we return to it on
+ *        a later page fault, we know the application is accessing
+ *        corrupted data and shall be killed (we installed simple
+ *        interception code in do_swap_page to catch it).
+ *
+ * Clean swap cache pages can be directly isolated. A later page fault will
+ * bring in the known good data from disk.
+ */
+static int me_swapcache_dirty(struct page *p, unsigned long pfn)
+{
+	ClearPageDirty(p);
+	/* Trigger EIO in shmem: */
+	ClearPageUptodate(p);
+
+	return DELAYED;
+}
+
+static int me_swapcache_clean(struct page *p, unsigned long pfn)
+{
+	delete_from_swap_cache(p);
+
+	return RECOVERED;
+}
+
+/*
+ * Huge pages. Needs work.
+ * Issues:
+ * No rmap support so we cannot find the original mapper. In theory could walk
+ * all MMs and look for the mappings, but that would be non atomic and racy.
+ * Need rmap for hugepages for this. Alternatively we could employ a heuristic,
+ * like just walking the current process and hoping it has it mapped (that
+ * should be usually true for the common "shared database cache" case)
+ * Should handle free huge pages and dequeue them too, but this needs to
+ * handle huge page accounting correctly.
+ */
+static int me_huge_page(struct page *p, unsigned long pfn)
+{
+	return FAILED;
+}
+
+/*
+ * Various page states we can handle.
+ *
+ * A page state is defined by its current page->flags bits.
+ * The table matches them in order and calls the right handler.
+ *
+ * This is quite tricky because we can access page at any time
+ * in its live cycle, so all accesses have to be extremly careful.
+ *
+ * This is not complete. More states could be added.
+ * For any missing state don't attempt recovery.
+ */
+
+#define dirty		(1UL << PG_dirty)
+#define sc		(1UL << PG_swapcache)
+#define unevict		(1UL << PG_unevictable)
+#define mlock		(1UL << PG_mlocked)
+#define writeback	(1UL << PG_writeback)
+#define lru		(1UL << PG_lru)
+#define swapbacked	(1UL << PG_swapbacked)
+#define head		(1UL << PG_head)
+#define tail		(1UL << PG_tail)
+#define compound	(1UL << PG_compound)
+#define slab		(1UL << PG_slab)
+#define buddy		(1UL << PG_buddy)
+#define reserved	(1UL << PG_reserved)
+
+static struct page_state {
+	unsigned long mask;
+	unsigned long res;
+	char *msg;
+	int (*action)(struct page *p, unsigned long pfn);
+} error_states[] = {
+	{ reserved,	reserved,	"reserved kernel",	me_ignore },
+	{ buddy,	buddy,		"free kernel",	me_free },
+
+	/*
+	 * Could in theory check if slab page is free or if we can drop
+	 * currently unused objects without touching them. But just
+	 * treat it as standard kernel for now.
+	 */
+	{ slab,		slab,		"kernel slab",	me_kernel },
+
+#ifdef CONFIG_PAGEFLAGS_EXTENDED
+	{ head,		head,		"huge",		me_huge_page },
+	{ tail,		tail,		"huge",		me_huge_page },
+#else
+	{ compound,	compound,	"huge",		me_huge_page },
+#endif
+
+	{ sc|dirty,	sc|dirty,	"swapcache",	me_swapcache_dirty },
+	{ sc|dirty,	sc,		"swapcache",	me_swapcache_clean },
+
+	{ unevict|dirty, unevict|dirty,	"unevictable LRU", me_pagecache_dirty},
+	{ unevict,	unevict,	"unevictable LRU", me_pagecache_clean},
+
+#ifdef CONFIG_HAVE_MLOCKED_PAGE_BIT
+	{ mlock|dirty,	mlock|dirty,	"mlocked LRU",	me_pagecache_dirty },
+	{ mlock,	mlock,		"mlocked LRU",	me_pagecache_clean },
+#endif
+
+	{ lru|dirty,	lru|dirty,	"LRU",		me_pagecache_dirty },
+	{ lru|dirty,	lru,		"clean LRU",	me_pagecache_clean },
+	{ swapbacked,	swapbacked,	"anonymous",	me_pagecache_clean },
+
+	/*
+	 * Catchall entry: must be at end.
+	 */
+	{ 0,		0,		"unknown page state",	me_unknown },
+};
+
+static void action_result(unsigned long pfn, char *msg, int result)
+{
+	struct page *page = NULL;
+	if (pfn_valid(pfn))
+		page = pfn_to_page(pfn);
+
+	printk(KERN_ERR "MCE %#lx: %s%s page recovery: %s\n",
+		pfn,
+		page && PageDirty(page) ? "dirty " : "",
+		msg, action_name[result]);
+}
+
+static int page_action(struct page_state *ps, struct page *p,
+			unsigned long pfn, int ref)
+{
+	int result;
+	int count;
+
+	result = ps->action(p, pfn);
+	action_result(pfn, ps->msg, result);
+
+	count = page_count(p) - 1 - ref;
+	if (count != 0)
+		printk(KERN_ERR
+		       "MCE %#lx: %s page still referenced by %d users\n",
+		       pfn, ps->msg, count);
+
+	/* Could do more checks here if page looks ok */
+	/*
+	 * Could adjust zone counters here to correct for the missing page.
+	 */
+
+	return result == RECOVERED ? 0 : -EBUSY;
+}
+
+#define N_UNMAP_TRIES 5
+
+/*
+ * Do all that is necessary to remove user space mappings. Unmap
+ * the pages and send SIGBUS to the processes if the data was dirty.
+ */
+static void hwpoison_user_mappings(struct page *p, unsigned long pfn,
+				  int trapno)
+{
+	enum ttu_flags ttu = TTU_UNMAP | TTU_IGNORE_MLOCK | TTU_IGNORE_ACCESS;
+	struct address_space *mapping;
+	LIST_HEAD(tokill);
+	int ret;
+	int i;
+	int kill = 1;
+
+	if (PageReserved(p) || PageCompound(p) || PageSlab(p) || PageKsm(p))
+		return;
+
+	/*
+	 * This check implies we don't kill processes if their pages
+	 * are in the swap cache early. Those are always late kills.
+	 */
+	if (!page_mapped(p))
+		return;
+
+	if (PageSwapCache(p)) {
+		printk(KERN_ERR
+		       "MCE %#lx: keeping poisoned page in swap cache\n", pfn);
+		ttu |= TTU_IGNORE_HWPOISON;
+	}
+
+	/*
+	 * Propagate the dirty bit from PTEs to struct page first, because we
+	 * need this to decide if we should kill or just drop the page.
+	 */
+	mapping = page_mapping(p);
+	if (!PageDirty(p) && mapping && mapping_cap_writeback_dirty(mapping)) {
+		if (page_mkclean(p)) {
+			SetPageDirty(p);
+		} else {
+			kill = 0;
+			ttu |= TTU_IGNORE_HWPOISON;
+			printk(KERN_INFO
+	"MCE %#lx: corrupted page was clean: dropped without side effects\n",
+				pfn);
+		}
+	}
+
+	/*
+	 * First collect all the processes that have the page
+	 * mapped in dirty form.  This has to be done before try_to_unmap,
+	 * because ttu takes the rmap data structures down.
+	 *
+	 * Error handling: We ignore errors here because
+	 * there's nothing that can be done.
+	 */
+	if (kill)
+		collect_procs(p, &tokill);
+
+	/*
+	 * try_to_unmap can fail temporarily due to races.
+	 * Try a few times (RED-PEN better strategy?)
+	 */
+	for (i = 0; i < N_UNMAP_TRIES; i++) {
+		ret = try_to_unmap(p, ttu);
+		if (ret == SWAP_SUCCESS)
+			break;
+		pr_debug("MCE %#lx: try_to_unmap retry needed %d\n", pfn,  ret);
+	}
+
+	if (ret != SWAP_SUCCESS)
+		printk(KERN_ERR "MCE %#lx: failed to unmap page (mapcount=%d)\n",
+				pfn, page_mapcount(p));
+
+	/*
+	 * Now that the dirty bit has been propagated to the
+	 * struct page and all unmaps done we can decide if
+	 * killing is needed or not.  Only kill when the page
+	 * was dirty, otherwise the tokill list is merely
+	 * freed.  When there was a problem unmapping earlier
+	 * use a more force-full uncatchable kill to prevent
+	 * any accesses to the poisoned memory.
+	 */
+	kill_procs_ao(&tokill, !!PageDirty(p), trapno,
+		      ret != SWAP_SUCCESS, pfn);
+}
+
+int __memory_failure(unsigned long pfn, int trapno, int ref)
+{
+	unsigned long lru_flag;
+	struct page_state *ps;
+	struct page *p;
+	int res;
+
+	if (!sysctl_memory_failure_recovery)
+		panic("Memory failure from trap %d on page %lx", trapno, pfn);
+
+	if (!pfn_valid(pfn)) {
+		action_result(pfn, "memory outside kernel control", IGNORED);
+		return -EIO;
+	}
+
+	p = pfn_to_page(pfn);
+	if (TestSetPageHWPoison(p)) {
+		action_result(pfn, "already hardware poisoned", IGNORED);
+		return 0;
+	}
+
+	atomic_long_add(1, &mce_bad_pages);
+
+	/*
+	 * We need/can do nothing about count=0 pages.
+	 * 1) it's a free page, and therefore in safe hand:
+	 *    prep_new_page() will be the gate keeper.
+	 * 2) it's part of a non-compound high order page.
+	 *    Implies some kernel user: cannot stop them from
+	 *    R/W the page; let's pray that the page has been
+	 *    used and will be freed some time later.
+	 * In fact it's dangerous to directly bump up page count from 0,
+	 * that may make page_freeze_refs()/page_unfreeze_refs() mismatch.
+	 */
+	if (!get_page_unless_zero(compound_head(p))) {
+		action_result(pfn, "free or high order kernel", IGNORED);
+		return PageBuddy(compound_head(p)) ? 0 : -EBUSY;
+	}
+
+	/*
+	 * We ignore non-LRU pages for good reasons.
+	 * - PG_locked is only well defined for LRU pages and a few others
+	 * - to avoid races with __set_page_locked()
+	 * - to avoid races with __SetPageSlab*() (and more non-atomic ops)
+	 * The check (unnecessarily) ignores LRU pages being isolated and
+	 * walked by the page reclaim code, however that's not a big loss.
+	 */
+	if (!PageLRU(p))
+		lru_add_drain_all();
+	lru_flag = p->flags & lru;
+	if (isolate_lru_page(p)) {
+		action_result(pfn, "non LRU", IGNORED);
+		put_page(p);
+		return -EBUSY;
+	}
+	page_cache_release(p);
+
+	/*
+	 * Lock the page and wait for writeback to finish.
+	 * It's very difficult to mess with pages currently under IO
+	 * and in many cases impossible, so we just avoid it here.
+	 */
+	lock_page_nosync(p);
+	wait_on_page_writeback(p);
+
+	/*
+	 * Now take care of user space mappings.
+	 */
+	hwpoison_user_mappings(p, pfn, trapno);
+
+	/*
+	 * Torn down by someone else?
+	 */
+	if ((lru_flag & lru) && !PageSwapCache(p) && p->mapping == NULL) {
+		action_result(pfn, "already truncated LRU", IGNORED);
+		res = 0;
+		goto out;
+	}
+
+	res = -EBUSY;
+	for (ps = error_states;; ps++) {
+		if (((p->flags | lru_flag)& ps->mask) == ps->res) {
+			res = page_action(ps, p, pfn, ref);
+			break;
+		}
+	}
+out:
+	unlock_page(p);
+	return res;
+}
+EXPORT_SYMBOL_GPL(__memory_failure);
+
+/**
+ * memory_failure - Handle memory failure of a page.
+ * @pfn: Page Number of the corrupted page
+ * @trapno: Trap number reported in the signal to user space.
+ *
+ * This function is called by the low level machine check code
+ * of an architecture when it detects hardware memory corruption
+ * of a page. It tries its best to recover, which includes
+ * dropping pages, killing processes etc.
+ *
+ * The function is primarily of use for corruptions that
+ * happen outside the current execution context (e.g. when
+ * detected by a background scrubber)
+ *
+ * Must run in process context (e.g. a work queue) with interrupts
+ * enabled and no spinlocks hold.
+ */
+void memory_failure(unsigned long pfn, int trapno)
+{
+	__memory_failure(pfn, trapno, 0);
+}
diff --git a/mm/memory.c b/mm/memory.c
index e8f63d9961ea..6ab19dd4a199 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -45,6 +45,7 @@
 #include <linux/swap.h>
 #include <linux/highmem.h>
 #include <linux/pagemap.h>
+#include <linux/ksm.h>
 #include <linux/rmap.h>
 #include <linux/module.h>
 #include <linux/delayacct.h>
@@ -107,6 +108,18 @@ static int __init disable_randmaps(char *s)
 }
 __setup("norandmaps", disable_randmaps);
 
+unsigned long zero_pfn __read_mostly;
+unsigned long highest_memmap_pfn __read_mostly;
+
+/*
+ * CONFIG_MMU architectures set up ZERO_PAGE in their paging_init()
+ */
+static int __init init_zero_pfn(void)
+{
+	zero_pfn = page_to_pfn(ZERO_PAGE(0));
+	return 0;
+}
+core_initcall(init_zero_pfn);
 
 /*
  * If a p?d_bad entry is found while walking page tables, report
@@ -284,7 +297,8 @@ void free_pgtables(struct mmu_gather *tlb, struct vm_area_struct *vma,
 		unsigned long addr = vma->vm_start;
 
 		/*
-		 * Hide vma from rmap and vmtruncate before freeing pgtables
+		 * Hide vma from rmap and truncate_pagecache before freeing
+		 * pgtables
 		 */
 		anon_vma_unlink(vma);
 		unlink_file_vma(vma);
@@ -443,6 +457,20 @@ static inline int is_cow_mapping(unsigned int flags)
 	return (flags & (VM_SHARED | VM_MAYWRITE)) == VM_MAYWRITE;
 }
 
+#ifndef is_zero_pfn
+static inline int is_zero_pfn(unsigned long pfn)
+{
+	return pfn == zero_pfn;
+}
+#endif
+
+#ifndef my_zero_pfn
+static inline unsigned long my_zero_pfn(unsigned long addr)
+{
+	return zero_pfn;
+}
+#endif
+
 /*
  * vm_normal_page -- This function gets the "struct page" associated with a pte.
  *
@@ -498,7 +526,9 @@ struct page *vm_normal_page(struct vm_area_struct *vma, unsigned long addr,
 	if (HAVE_PTE_SPECIAL) {
 		if (likely(!pte_special(pte)))
 			goto check_pfn;
-		if (!(vma->vm_flags & (VM_PFNMAP | VM_MIXEDMAP)))
+		if (vma->vm_flags & (VM_PFNMAP | VM_MIXEDMAP))
+			return NULL;
+		if (!is_zero_pfn(pfn))
 			print_bad_pte(vma, addr, pte, NULL);
 		return NULL;
 	}
@@ -520,6 +550,8 @@ struct page *vm_normal_page(struct vm_area_struct *vma, unsigned long addr,
 		}
 	}
 
+	if (is_zero_pfn(pfn))
+		return NULL;
 check_pfn:
 	if (unlikely(pfn > highest_memmap_pfn)) {
 		print_bad_pte(vma, addr, pte, NULL);
@@ -597,8 +629,8 @@ copy_one_pte(struct mm_struct *dst_mm, struct mm_struct *src_mm,
 	page = vm_normal_page(vma, addr, pte);
 	if (page) {
 		get_page(page);
-		page_dup_rmap(page, vma, addr);
-		rss[!!PageAnon(page)]++;
+		page_dup_rmap(page);
+		rss[PageAnon(page)]++;
 	}
 
 out_set_pte:
@@ -609,6 +641,7 @@ static int copy_pte_range(struct mm_struct *dst_mm, struct mm_struct *src_mm,
 		pmd_t *dst_pmd, pmd_t *src_pmd, struct vm_area_struct *vma,
 		unsigned long addr, unsigned long end)
 {
+	pte_t *orig_src_pte, *orig_dst_pte;
 	pte_t *src_pte, *dst_pte;
 	spinlock_t *src_ptl, *dst_ptl;
 	int progress = 0;
@@ -622,6 +655,8 @@ again:
 	src_pte = pte_offset_map_nested(src_pmd, addr);
 	src_ptl = pte_lockptr(src_mm, src_pmd);
 	spin_lock_nested(src_ptl, SINGLE_DEPTH_NESTING);
+	orig_src_pte = src_pte;
+	orig_dst_pte = dst_pte;
 	arch_enter_lazy_mmu_mode();
 
 	do {
@@ -645,9 +680,9 @@ again:
 
 	arch_leave_lazy_mmu_mode();
 	spin_unlock(src_ptl);
-	pte_unmap_nested(src_pte - 1);
+	pte_unmap_nested(orig_src_pte);
 	add_mm_rss(dst_mm, rss[0], rss[1]);
-	pte_unmap_unlock(dst_pte - 1, dst_ptl);
+	pte_unmap_unlock(orig_dst_pte, dst_ptl);
 	cond_resched();
 	if (addr != end)
 		goto again;
@@ -1143,9 +1178,14 @@ struct page *follow_page(struct vm_area_struct *vma, unsigned long address,
 		goto no_page;
 	if ((flags & FOLL_WRITE) && !pte_write(pte))
 		goto unlock;
+
 	page = vm_normal_page(vma, address, pte);
-	if (unlikely(!page))
-		goto bad_page;
+	if (unlikely(!page)) {
+		if ((flags & FOLL_DUMP) ||
+		    !is_zero_pfn(pte_pfn(pte)))
+			goto bad_page;
+		page = pte_page(pte);
+	}
 
 	if (flags & FOLL_GET)
 		get_page(page);
@@ -1173,65 +1213,46 @@ no_page:
 	pte_unmap_unlock(ptep, ptl);
 	if (!pte_none(pte))
 		return page;
-	/* Fall through to ZERO_PAGE handling */
+
 no_page_table:
 	/*
 	 * When core dumping an enormous anonymous area that nobody
-	 * has touched so far, we don't want to allocate page tables.
+	 * has touched so far, we don't want to allocate unnecessary pages or
+	 * page tables.  Return error instead of NULL to skip handle_mm_fault,
+	 * then get_dump_page() will return NULL to leave a hole in the dump.
+	 * But we can only make this optimization where a hole would surely
+	 * be zero-filled if handle_mm_fault() actually did handle it.
 	 */
-	if (flags & FOLL_ANON) {
-		page = ZERO_PAGE(0);
-		if (flags & FOLL_GET)
-			get_page(page);
-		BUG_ON(flags & FOLL_WRITE);
-	}
+	if ((flags & FOLL_DUMP) &&
+	    (!vma->vm_ops || !vma->vm_ops->fault))
+		return ERR_PTR(-EFAULT);
 	return page;
 }
 
-/* Can we do the FOLL_ANON optimization? */
-static inline int use_zero_page(struct vm_area_struct *vma)
-{
-	/*
-	 * We don't want to optimize FOLL_ANON for make_pages_present()
-	 * when it tries to page in a VM_LOCKED region. As to VM_SHARED,
-	 * we want to get the page from the page tables to make sure
-	 * that we serialize and update with any other user of that
-	 * mapping.
-	 */
-	if (vma->vm_flags & (VM_LOCKED | VM_SHARED))
-		return 0;
-	/*
-	 * And if we have a fault routine, it's not an anonymous region.
-	 */
-	return !vma->vm_ops || !vma->vm_ops->fault;
-}
-
-
-
 int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
-		     unsigned long start, int nr_pages, int flags,
+		     unsigned long start, int nr_pages, unsigned int gup_flags,
 		     struct page **pages, struct vm_area_struct **vmas)
 {
 	int i;
-	unsigned int vm_flags = 0;
-	int write = !!(flags & GUP_FLAGS_WRITE);
-	int force = !!(flags & GUP_FLAGS_FORCE);
-	int ignore = !!(flags & GUP_FLAGS_IGNORE_VMA_PERMISSIONS);
-	int ignore_sigkill = !!(flags & GUP_FLAGS_IGNORE_SIGKILL);
+	unsigned long vm_flags;
 
 	if (nr_pages <= 0)
 		return 0;
+
+	VM_BUG_ON(!!pages != !!(gup_flags & FOLL_GET));
+
 	/* 
 	 * Require read or write permissions.
-	 * If 'force' is set, we only require the "MAY" flags.
+	 * If FOLL_FORCE is set, we only require the "MAY" flags.
 	 */
-	vm_flags  = write ? (VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD);
-	vm_flags &= force ? (VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE);
+	vm_flags  = (gup_flags & FOLL_WRITE) ?
+			(VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD);
+	vm_flags &= (gup_flags & FOLL_FORCE) ?
+			(VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE);
 	i = 0;
 
 	do {
 		struct vm_area_struct *vma;
-		unsigned int foll_flags;
 
 		vma = find_extend_vma(mm, start);
 		if (!vma && in_gate_area(tsk, start)) {
@@ -1243,7 +1264,7 @@ int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 			pte_t *pte;
 
 			/* user gate pages are read-only */
-			if (!ignore && write)
+			if (gup_flags & FOLL_WRITE)
 				return i ? : -EFAULT;
 			if (pg > TASK_SIZE)
 				pgd = pgd_offset_k(pg);
@@ -1277,38 +1298,26 @@ int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 
 		if (!vma ||
 		    (vma->vm_flags & (VM_IO | VM_PFNMAP)) ||
-		    (!ignore && !(vm_flags & vma->vm_flags)))
+		    !(vm_flags & vma->vm_flags))
 			return i ? : -EFAULT;
 
 		if (is_vm_hugetlb_page(vma)) {
 			i = follow_hugetlb_page(mm, vma, pages, vmas,
-						&start, &nr_pages, i, write);
+					&start, &nr_pages, i, gup_flags);
 			continue;
 		}
 
-		foll_flags = FOLL_TOUCH;
-		if (pages)
-			foll_flags |= FOLL_GET;
-		if (!write && use_zero_page(vma))
-			foll_flags |= FOLL_ANON;
-
 		do {
 			struct page *page;
+			unsigned int foll_flags = gup_flags;
 
 			/*
 			 * If we have a pending SIGKILL, don't keep faulting
-			 * pages and potentially allocating memory, unless
-			 * current is handling munlock--e.g., on exit. In
-			 * that case, we are not allocating memory.  Rather,
-			 * we're only unlocking already resident/mapped pages.
+			 * pages and potentially allocating memory.
 			 */
-			if (unlikely(!ignore_sigkill &&
-					fatal_signal_pending(current)))
+			if (unlikely(fatal_signal_pending(current)))
 				return i ? i : -ERESTARTSYS;
 
-			if (write)
-				foll_flags |= FOLL_WRITE;
-
 			cond_resched();
 			while (!(page = follow_page(vma, start, foll_flags))) {
 				int ret;
@@ -1320,7 +1329,8 @@ int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 				if (ret & VM_FAULT_ERROR) {
 					if (ret & VM_FAULT_OOM)
 						return i ? i : -ENOMEM;
-					else if (ret & VM_FAULT_SIGBUS)
+					if (ret &
+					    (VM_FAULT_HWPOISON|VM_FAULT_SIGBUS))
 						return i ? i : -EFAULT;
 					BUG();
 				}
@@ -1419,18 +1429,47 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 		unsigned long start, int nr_pages, int write, int force,
 		struct page **pages, struct vm_area_struct **vmas)
 {
-	int flags = 0;
+	int flags = FOLL_TOUCH;
 
+	if (pages)
+		flags |= FOLL_GET;
 	if (write)
-		flags |= GUP_FLAGS_WRITE;
+		flags |= FOLL_WRITE;
 	if (force)
-		flags |= GUP_FLAGS_FORCE;
+		flags |= FOLL_FORCE;
 
 	return __get_user_pages(tsk, mm, start, nr_pages, flags, pages, vmas);
 }
-
 EXPORT_SYMBOL(get_user_pages);
 
+/**
+ * get_dump_page() - pin user page in memory while writing it to core dump
+ * @addr: user address
+ *
+ * Returns struct page pointer of user page pinned for dump,
+ * to be freed afterwards by page_cache_release() or put_page().
+ *
+ * Returns NULL on any kind of failure - a hole must then be inserted into
+ * the corefile, to preserve alignment with its headers; and also returns
+ * NULL wherever the ZERO_PAGE, or an anonymous pte_none, has been found -
+ * allowing a hole to be left in the corefile to save diskspace.
+ *
+ * Called without mmap_sem, but after all other threads have been killed.
+ */
+#ifdef CONFIG_ELF_CORE
+struct page *get_dump_page(unsigned long addr)
+{
+	struct vm_area_struct *vma;
+	struct page *page;
+
+	if (__get_user_pages(current, current->mm, addr, 1,
+			FOLL_FORCE | FOLL_DUMP | FOLL_GET, &page, &vma) < 1)
+		return NULL;
+	flush_cache_page(vma, addr, page_to_pfn(page));
+	return page;
+}
+#endif /* CONFIG_ELF_CORE */
+
 pte_t *get_locked_pte(struct mm_struct *mm, unsigned long addr,
 			spinlock_t **ptl)
 {
@@ -1608,7 +1647,8 @@ int vm_insert_mixed(struct vm_area_struct *vma, unsigned long addr,
 	 * If we don't have pte special, then we have to use the pfn_valid()
 	 * based VM_MIXEDMAP scheme (see vm_normal_page), and thus we *must*
 	 * refcount the page if pfn_valid is true (hence insert_page rather
-	 * than insert_pfn).
+	 * than insert_pfn).  If a zero_pfn were inserted into a VM_MIXEDMAP
+	 * without pte special, it would there be refcounted as a normal page.
 	 */
 	if (!HAVE_PTE_SPECIAL && pfn_valid(pfn)) {
 		struct page *page;
@@ -1783,10 +1823,10 @@ static int apply_to_pte_range(struct mm_struct *mm, pmd_t *pmd,
 	token = pmd_pgtable(*pmd);
 
 	do {
-		err = fn(pte, token, addr, data);
+		err = fn(pte++, token, addr, data);
 		if (err)
 			break;
-	} while (pte++, addr += PAGE_SIZE, addr != end);
+	} while (addr += PAGE_SIZE, addr != end);
 
 	arch_leave_lazy_mmu_mode();
 
@@ -1974,7 +2014,7 @@ static int do_wp_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	 * Take out anonymous pages first, anonymous shared vmas are
 	 * not dirty accountable.
 	 */
-	if (PageAnon(old_page)) {
+	if (PageAnon(old_page) && !PageKsm(old_page)) {
 		if (!trylock_page(old_page)) {
 			page_cache_get(old_page);
 			pte_unmap_unlock(page_table, ptl);
@@ -2075,10 +2115,19 @@ gotten:
 
 	if (unlikely(anon_vma_prepare(vma)))
 		goto oom;
-	VM_BUG_ON(old_page == ZERO_PAGE(0));
-	new_page = alloc_page_vma(GFP_HIGHUSER_MOVABLE, vma, address);
-	if (!new_page)
-		goto oom;
+
+	if (is_zero_pfn(pte_pfn(orig_pte))) {
+		new_page = alloc_zeroed_user_highpage_movable(vma, address);
+		if (!new_page)
+			goto oom;
+	} else {
+		new_page = alloc_page_vma(GFP_HIGHUSER_MOVABLE, vma, address);
+		if (!new_page)
+			goto oom;
+		cow_user_page(new_page, old_page, address, vma);
+	}
+	__SetPageUptodate(new_page);
+
 	/*
 	 * Don't let another task, with possibly unlocked vma,
 	 * keep the mlocked page.
@@ -2088,8 +2137,6 @@ gotten:
 		clear_page_mlock(old_page);
 		unlock_page(old_page);
 	}
-	cow_user_page(new_page, old_page, address, vma);
-	__SetPageUptodate(new_page);
 
 	if (mem_cgroup_newpage_charge(new_page, mm, GFP_KERNEL))
 		goto oom_free_new;
@@ -2115,9 +2162,14 @@ gotten:
 		 * seen in the presence of one thread doing SMC and another
 		 * thread doing COW.
 		 */
-		ptep_clear_flush_notify(vma, address, page_table);
+		ptep_clear_flush(vma, address, page_table);
 		page_add_new_anon_rmap(new_page, vma, address);
-		set_pte_at(mm, address, page_table, entry);
+		/*
+		 * We call the notify macro here because, when using secondary
+		 * mmu page tables (such as kvm shadow page tables), we want the
+		 * new page to be mapped directly into the secondary page table.
+		 */
+		set_pte_at_notify(mm, address, page_table, entry);
 		update_mmu_cache(vma, address, entry);
 		if (old_page) {
 			/*
@@ -2360,7 +2412,7 @@ restart:
  * @mapping: the address space containing mmaps to be unmapped.
  * @holebegin: byte in first page to unmap, relative to the start of
  * the underlying file.  This will be rounded down to a PAGE_SIZE
- * boundary.  Note that this is different from vmtruncate(), which
+ * boundary.  Note that this is different from truncate_pagecache(), which
  * must keep the partial page.  In contrast, we must get rid of
  * partial pages.
  * @holelen: size of prospective hole in bytes.  This will be rounded
@@ -2411,63 +2463,6 @@ void unmap_mapping_range(struct address_space *mapping,
 }
 EXPORT_SYMBOL(unmap_mapping_range);
 
-/**
- * vmtruncate - unmap mappings "freed" by truncate() syscall
- * @inode: inode of the file used
- * @offset: file offset to start truncating
- *
- * NOTE! We have to be ready to update the memory sharing
- * between the file and the memory map for a potential last
- * incomplete page.  Ugly, but necessary.
- */
-int vmtruncate(struct inode * inode, loff_t offset)
-{
-	if (inode->i_size < offset) {
-		unsigned long limit;
-
-		limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-		if (limit != RLIM_INFINITY && offset > limit)
-			goto out_sig;
-		if (offset > inode->i_sb->s_maxbytes)
-			goto out_big;
-		i_size_write(inode, offset);
-	} else {
-		struct address_space *mapping = inode->i_mapping;
-
-		/*
-		 * truncation of in-use swapfiles is disallowed - it would
-		 * cause subsequent swapout to scribble on the now-freed
-		 * blocks.
-		 */
-		if (IS_SWAPFILE(inode))
-			return -ETXTBSY;
-		i_size_write(inode, offset);
-
-		/*
-		 * unmap_mapping_range is called twice, first simply for
-		 * efficiency so that truncate_inode_pages does fewer
-		 * single-page unmaps.  However after this first call, and
-		 * before truncate_inode_pages finishes, it is possible for
-		 * private pages to be COWed, which remain after
-		 * truncate_inode_pages finishes, hence the second
-		 * unmap_mapping_range call must be made for correctness.
-		 */
-		unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-		truncate_inode_pages(mapping, offset);
-		unmap_mapping_range(mapping, offset + PAGE_SIZE - 1, 0, 1);
-	}
-
-	if (inode->i_op->truncate)
-		inode->i_op->truncate(inode);
-	return 0;
-
-out_sig:
-	send_sig(SIGXFSZ, current, 0);
-out_big:
-	return -EFBIG;
-}
-EXPORT_SYMBOL(vmtruncate);
-
 int vmtruncate_range(struct inode *inode, loff_t offset, loff_t end)
 {
 	struct address_space *mapping = inode->i_mapping;
@@ -2512,8 +2507,15 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma,
 		goto out;
 
 	entry = pte_to_swp_entry(orig_pte);
-	if (is_migration_entry(entry)) {
-		migration_entry_wait(mm, pmd, address);
+	if (unlikely(non_swap_entry(entry))) {
+		if (is_migration_entry(entry)) {
+			migration_entry_wait(mm, pmd, address);
+		} else if (is_hwpoison_entry(entry)) {
+			ret = VM_FAULT_HWPOISON;
+		} else {
+			print_bad_pte(vma, address, orig_pte, NULL);
+			ret = VM_FAULT_OOM;
+		}
 		goto out;
 	}
 	delayacct_set_flag(DELAYACCT_PF_SWAPIN);
@@ -2537,6 +2539,10 @@ static int do_swap_page(struct mm_struct *mm, struct vm_area_struct *vma,
 		/* Had to read the page from swap area: Major fault */
 		ret = VM_FAULT_MAJOR;
 		count_vm_event(PGMAJFAULT);
+	} else if (PageHWPoison(page)) {
+		ret = VM_FAULT_HWPOISON;
+		delayacct_clear_flag(DELAYACCT_PF_SWAPIN);
+		goto out_release;
 	}
 
 	lock_page(page);
@@ -2608,6 +2614,7 @@ out_nomap:
 	pte_unmap_unlock(page_table, ptl);
 out_page:
 	unlock_page(page);
+out_release:
 	page_cache_release(page);
 	return ret;
 }
@@ -2625,6 +2632,16 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma,
 	spinlock_t *ptl;
 	pte_t entry;
 
+	if (!(flags & FAULT_FLAG_WRITE)) {
+		entry = pte_mkspecial(pfn_pte(my_zero_pfn(address),
+						vma->vm_page_prot));
+		ptl = pte_lockptr(mm, pmd);
+		spin_lock(ptl);
+		if (!pte_none(*page_table))
+			goto unlock;
+		goto setpte;
+	}
+
 	/* Allocate our own private page. */
 	pte_unmap(page_table);
 
@@ -2639,13 +2656,16 @@ static int do_anonymous_page(struct mm_struct *mm, struct vm_area_struct *vma,
 		goto oom_free_page;
 
 	entry = mk_pte(page, vma->vm_page_prot);
-	entry = maybe_mkwrite(pte_mkdirty(entry), vma);
+	if (vma->vm_flags & VM_WRITE)
+		entry = pte_mkwrite(pte_mkdirty(entry));
 
 	page_table = pte_offset_map_lock(mm, pmd, address, &ptl);
 	if (!pte_none(*page_table))
 		goto release;
+
 	inc_mm_counter(mm, anon_rss);
 	page_add_new_anon_rmap(page, vma, address);
+setpte:
 	set_pte_at(mm, address, page_table, entry);
 
 	/* No need to invalidate - it was non-present before */
@@ -2700,6 +2720,12 @@ static int __do_fault(struct mm_struct *mm, struct vm_area_struct *vma,
 	if (unlikely(ret & (VM_FAULT_ERROR | VM_FAULT_NOPAGE)))
 		return ret;
 
+	if (unlikely(PageHWPoison(vmf.page))) {
+		if (ret & VM_FAULT_LOCKED)
+			unlock_page(vmf.page);
+		return VM_FAULT_HWPOISON;
+	}
+
 	/*
 	 * For consistency in subsequent calls, make the faulted page always
 	 * locked.
diff --git a/mm/memory_hotplug.c b/mm/memory_hotplug.c
index e4412a676c88..2047465cd27c 100644
--- a/mm/memory_hotplug.c
+++ b/mm/memory_hotplug.c
@@ -26,6 +26,7 @@
 #include <linux/migrate.h>
 #include <linux/page-isolation.h>
 #include <linux/pfn.h>
+#include <linux/suspend.h>
 
 #include <asm/tlbflush.h>
 
@@ -339,8 +340,11 @@ EXPORT_SYMBOL_GPL(__remove_pages);
 
 void online_page(struct page *page)
 {
+	unsigned long pfn = page_to_pfn(page);
+
 	totalram_pages++;
-	num_physpages++;
+	if (pfn >= num_physpages)
+		num_physpages = pfn + 1;
 
 #ifdef CONFIG_HIGHMEM
 	if (PageHighMem(page))
@@ -410,7 +414,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
 	if (!populated_zone(zone))
 		need_zonelists_rebuild = 1;
 
-	ret = walk_memory_resource(pfn, nr_pages, &onlined_pages,
+	ret = walk_system_ram_range(pfn, nr_pages, &onlined_pages,
 		online_pages_range);
 	if (ret) {
 		printk(KERN_DEBUG "online_pages %lx at %lx failed\n",
@@ -422,6 +426,7 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
 	zone->present_pages += onlined_pages;
 	zone->zone_pgdat->node_present_pages += onlined_pages;
 
+	zone_pcp_update(zone);
 	setup_per_zone_wmarks();
 	calculate_zone_inactive_ratio(zone);
 	if (onlined_pages) {
@@ -443,7 +448,8 @@ int online_pages(unsigned long pfn, unsigned long nr_pages)
 }
 #endif /* CONFIG_MEMORY_HOTPLUG_SPARSE */
 
-static pg_data_t *hotadd_new_pgdat(int nid, u64 start)
+/* we are OK calling __meminit stuff here - we have CONFIG_MEMORY_HOTPLUG */
+static pg_data_t __ref *hotadd_new_pgdat(int nid, u64 start)
 {
 	struct pglist_data *pgdat;
 	unsigned long zones_size[MAX_NR_ZONES] = {0};
@@ -480,14 +486,18 @@ int __ref add_memory(int nid, u64 start, u64 size)
 	struct resource *res;
 	int ret;
 
+	lock_system_sleep();
+
 	res = register_memory_resource(start, size);
+	ret = -EEXIST;
 	if (!res)
-		return -EEXIST;
+		goto out;
 
 	if (!node_online(nid)) {
 		pgdat = hotadd_new_pgdat(nid, start);
+		ret = -ENOMEM;
 		if (!pgdat)
-			return -ENOMEM;
+			goto out;
 		new_pgdat = 1;
 	}
 
@@ -510,7 +520,8 @@ int __ref add_memory(int nid, u64 start, u64 size)
 		BUG_ON(ret);
 	}
 
-	return ret;
+	goto out;
+
 error:
 	/* rollback pgdat allocation and others */
 	if (new_pgdat)
@@ -518,6 +529,8 @@ error:
 	if (res)
 		release_memory_resource(res);
 
+out:
+	unlock_system_sleep();
 	return ret;
 }
 EXPORT_SYMBOL_GPL(add_memory);
@@ -701,7 +714,7 @@ offline_isolated_pages_cb(unsigned long start, unsigned long nr_pages,
 static void
 offline_isolated_pages(unsigned long start_pfn, unsigned long end_pfn)
 {
-	walk_memory_resource(start_pfn, end_pfn - start_pfn, NULL,
+	walk_system_ram_range(start_pfn, end_pfn - start_pfn, NULL,
 				offline_isolated_pages_cb);
 }
 
@@ -727,7 +740,7 @@ check_pages_isolated(unsigned long start_pfn, unsigned long end_pfn)
 	long offlined = 0;
 	int ret;
 
-	ret = walk_memory_resource(start_pfn, end_pfn - start_pfn, &offlined,
+	ret = walk_system_ram_range(start_pfn, end_pfn - start_pfn, &offlined,
 			check_pages_isolated_cb);
 	if (ret < 0)
 		offlined = (long)ret;
@@ -754,6 +767,8 @@ int offline_pages(unsigned long start_pfn,
 	if (!test_pages_in_a_zone(start_pfn, end_pfn))
 		return -EINVAL;
 
+	lock_system_sleep();
+
 	zone = page_zone(pfn_to_page(start_pfn));
 	node = zone_to_nid(zone);
 	nr_pages = end_pfn - start_pfn;
@@ -761,7 +776,7 @@ int offline_pages(unsigned long start_pfn,
 	/* set above range as isolated */
 	ret = start_isolate_page_range(start_pfn, end_pfn);
 	if (ret)
-		return ret;
+		goto out;
 
 	arg.start_pfn = start_pfn;
 	arg.nr_pages = nr_pages;
@@ -831,7 +846,6 @@ repeat:
 	zone->present_pages -= offlined_pages;
 	zone->zone_pgdat->node_present_pages -= offlined_pages;
 	totalram_pages -= offlined_pages;
-	num_physpages -= offlined_pages;
 
 	setup_per_zone_wmarks();
 	calculate_zone_inactive_ratio(zone);
@@ -840,6 +854,7 @@ repeat:
 	writeback_set_ratelimit();
 
 	memory_notify(MEM_OFFLINE, &arg);
+	unlock_system_sleep();
 	return 0;
 
 failed_removal:
@@ -849,6 +864,8 @@ failed_removal:
 	/* pushback to free area */
 	undo_isolate_page_range(start_pfn, end_pfn);
 
+out:
+	unlock_system_sleep();
 	return ret;
 }
 
diff --git a/mm/mempolicy.c b/mm/mempolicy.c
index 7dd9d9f80694..4545d5944243 100644
--- a/mm/mempolicy.c
+++ b/mm/mempolicy.c
@@ -1024,7 +1024,7 @@ static long do_mbind(unsigned long start, unsigned long len,
 
 		err = migrate_prep();
 		if (err)
-			return err;
+			goto mpol_out;
 	}
 	{
 		NODEMASK_SCRATCH(scratch);
@@ -1039,10 +1039,9 @@ static long do_mbind(unsigned long start, unsigned long len,
 			err = -ENOMEM;
 		NODEMASK_SCRATCH_FREE(scratch);
 	}
-	if (err) {
-		mpol_put(new);
-		return err;
-	}
+	if (err)
+		goto mpol_out;
+
 	vma = check_range(mm, start, end, nmask,
 			  flags | MPOL_MF_INVERT, &pagelist);
 
@@ -1058,9 +1057,11 @@ static long do_mbind(unsigned long start, unsigned long len,
 
 		if (!err && nr_failed && (flags & MPOL_MF_STRICT))
 			err = -EIO;
-	}
+	} else
+		putback_lru_pages(&pagelist);
 
 	up_write(&mm->mmap_sem);
+ mpol_out:
 	mpol_put(new);
 	return err;
 }
diff --git a/mm/mempool.c b/mm/mempool.c
index 32e75d400503..1a3bc3d4d554 100644
--- a/mm/mempool.c
+++ b/mm/mempool.c
@@ -308,13 +308,6 @@ void *mempool_kmalloc(gfp_t gfp_mask, void *pool_data)
 }
 EXPORT_SYMBOL(mempool_kmalloc);
 
-void *mempool_kzalloc(gfp_t gfp_mask, void *pool_data)
-{
-	size_t size = (size_t)pool_data;
-	return kzalloc(size, gfp_mask);
-}
-EXPORT_SYMBOL(mempool_kzalloc);
-
 void mempool_kfree(void *element, void *pool_data)
 {
 	kfree(element);
diff --git a/mm/migrate.c b/mm/migrate.c
index 939888f9ddab..7dbcb22316d2 100644
--- a/mm/migrate.c
+++ b/mm/migrate.c
@@ -67,6 +67,8 @@ int putback_lru_pages(struct list_head *l)
 
 	list_for_each_entry_safe(page, page2, l, lru) {
 		list_del(&page->lru);
+		dec_zone_page_state(page, NR_ISOLATED_ANON +
+				page_is_file_cache(page));
 		putback_lru_page(page);
 		count++;
 	}
@@ -147,7 +149,7 @@ out:
 static void remove_file_migration_ptes(struct page *old, struct page *new)
 {
 	struct vm_area_struct *vma;
-	struct address_space *mapping = page_mapping(new);
+	struct address_space *mapping = new->mapping;
 	struct prio_tree_iter iter;
 	pgoff_t pgoff = new->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
 
@@ -270,7 +272,7 @@ static int migrate_page_move_mapping(struct address_space *mapping,
 	pslot = radix_tree_lookup_slot(&mapping->page_tree,
  					page_index(page));
 
-	expected_count = 2 + !!page_has_private(page);
+	expected_count = 2 + page_has_private(page);
 	if (page_count(page) != expected_count ||
 			(struct page *)radix_tree_deref_slot(pslot) != page) {
 		spin_unlock_irq(&mapping->tree_lock);
@@ -312,7 +314,10 @@ static int migrate_page_move_mapping(struct address_space *mapping,
 	 */
 	__dec_zone_page_state(page, NR_FILE_PAGES);
 	__inc_zone_page_state(newpage, NR_FILE_PAGES);
-
+	if (PageSwapBacked(page)) {
+		__dec_zone_page_state(page, NR_SHMEM);
+		__inc_zone_page_state(newpage, NR_SHMEM);
+	}
 	spin_unlock_irq(&mapping->tree_lock);
 
 	return 0;
@@ -597,7 +602,7 @@ static int unmap_and_move(new_page_t get_new_page, unsigned long private,
 	struct page *newpage = get_new_page(page, private, &result);
 	int rcu_locked = 0;
 	int charge = 0;
-	struct mem_cgroup *mem;
+	struct mem_cgroup *mem = NULL;
 
 	if (!newpage)
 		return -ENOMEM;
@@ -664,13 +669,15 @@ static int unmap_and_move(new_page_t get_new_page, unsigned long private,
 			 *    needs to be effective.
 			 */
 			try_to_free_buffers(page);
+			goto rcu_unlock;
 		}
-		goto rcu_unlock;
+		goto skip_unmap;
 	}
 
 	/* Establish migration ptes or remove ptes */
-	try_to_unmap(page, 1);
+	try_to_unmap(page, TTU_MIGRATION|TTU_IGNORE_MLOCK|TTU_IGNORE_ACCESS);
 
+skip_unmap:
 	if (!page_mapped(page))
 		rc = move_to_new_page(newpage, page);
 
@@ -693,6 +700,8 @@ unlock:
  		 * restored.
  		 */
  		list_del(&page->lru);
+		dec_zone_page_state(page, NR_ISOLATED_ANON +
+				page_is_file_cache(page));
 		putback_lru_page(page);
 	}
 
@@ -737,6 +746,13 @@ int migrate_pages(struct list_head *from,
 	struct page *page2;
 	int swapwrite = current->flags & PF_SWAPWRITE;
 	int rc;
+	unsigned long flags;
+
+	local_irq_save(flags);
+	list_for_each_entry(page, from, lru)
+		__inc_zone_page_state(page, NR_ISOLATED_ANON +
+				page_is_file_cache(page));
+	local_irq_restore(flags);
 
 	if (!swapwrite)
 		current->flags |= PF_SWAPWRITE;
diff --git a/mm/mlock.c b/mm/mlock.c
index 45eb650b9654..bd6f0e466f6c 100644
--- a/mm/mlock.c
+++ b/mm/mlock.c
@@ -139,49 +139,36 @@ static void munlock_vma_page(struct page *page)
 }
 
 /**
- * __mlock_vma_pages_range() -  mlock/munlock a range of pages in the vma.
+ * __mlock_vma_pages_range() -  mlock a range of pages in the vma.
  * @vma:   target vma
  * @start: start address
  * @end:   end address
- * @mlock: 0 indicate munlock, otherwise mlock.
  *
- * If @mlock == 0, unlock an mlocked range;
- * else mlock the range of pages.  This takes care of making the pages present ,
- * too.
+ * This takes care of making the pages present too.
  *
  * return 0 on success, negative error code on error.
  *
  * vma->vm_mm->mmap_sem must be held for at least read.
  */
 static long __mlock_vma_pages_range(struct vm_area_struct *vma,
-				   unsigned long start, unsigned long end,
-				   int mlock)
+				    unsigned long start, unsigned long end)
 {
 	struct mm_struct *mm = vma->vm_mm;
 	unsigned long addr = start;
 	struct page *pages[16]; /* 16 gives a reasonable batch */
 	int nr_pages = (end - start) / PAGE_SIZE;
 	int ret = 0;
-	int gup_flags = 0;
+	int gup_flags;
 
 	VM_BUG_ON(start & ~PAGE_MASK);
 	VM_BUG_ON(end   & ~PAGE_MASK);
 	VM_BUG_ON(start < vma->vm_start);
 	VM_BUG_ON(end   > vma->vm_end);
-	VM_BUG_ON((!rwsem_is_locked(&mm->mmap_sem)) &&
-		  (atomic_read(&mm->mm_users) != 0));
-
-	/*
-	 * mlock:   don't page populate if vma has PROT_NONE permission.
-	 * munlock: always do munlock although the vma has PROT_NONE
-	 *          permission, or SIGKILL is pending.
-	 */
-	if (!mlock)
-		gup_flags |= GUP_FLAGS_IGNORE_VMA_PERMISSIONS |
-			     GUP_FLAGS_IGNORE_SIGKILL;
+	VM_BUG_ON(!rwsem_is_locked(&mm->mmap_sem));
 
+	gup_flags = FOLL_TOUCH | FOLL_GET;
 	if (vma->vm_flags & VM_WRITE)
-		gup_flags |= GUP_FLAGS_WRITE;
+		gup_flags |= FOLL_WRITE;
 
 	while (nr_pages > 0) {
 		int i;
@@ -201,51 +188,45 @@ static long __mlock_vma_pages_range(struct vm_area_struct *vma,
 		 * This can happen for, e.g., VM_NONLINEAR regions before
 		 * a page has been allocated and mapped at a given offset,
 		 * or for addresses that map beyond end of a file.
-		 * We'll mlock the the pages if/when they get faulted in.
+		 * We'll mlock the pages if/when they get faulted in.
 		 */
 		if (ret < 0)
 			break;
-		if (ret == 0) {
-			/*
-			 * We know the vma is there, so the only time
-			 * we cannot get a single page should be an
-			 * error (ret < 0) case.
-			 */
-			WARN_ON(1);
-			break;
-		}
 
 		lru_add_drain();	/* push cached pages to LRU */
 
 		for (i = 0; i < ret; i++) {
 			struct page *page = pages[i];
 
-			lock_page(page);
-			/*
-			 * Because we lock page here and migration is blocked
-			 * by the elevated reference, we need only check for
-			 * page truncation (file-cache only).
-			 */
 			if (page->mapping) {
-				if (mlock)
+				/*
+				 * That preliminary check is mainly to avoid
+				 * the pointless overhead of lock_page on the
+				 * ZERO_PAGE: which might bounce very badly if
+				 * there is contention.  However, we're still
+				 * dirtying its cacheline with get/put_page:
+				 * we'll add another __get_user_pages flag to
+				 * avoid it if that case turns out to matter.
+				 */
+				lock_page(page);
+				/*
+				 * Because we lock page here and migration is
+				 * blocked by the elevated reference, we need
+				 * only check for file-cache page truncation.
+				 */
+				if (page->mapping)
 					mlock_vma_page(page);
-				else
-					munlock_vma_page(page);
+				unlock_page(page);
 			}
-			unlock_page(page);
-			put_page(page);		/* ref from get_user_pages() */
-
-			/*
-			 * here we assume that get_user_pages() has given us
-			 * a list of virtually contiguous pages.
-			 */
-			addr += PAGE_SIZE;	/* for next get_user_pages() */
-			nr_pages--;
+			put_page(page);	/* ref from get_user_pages() */
 		}
+
+		addr += ret * PAGE_SIZE;
+		nr_pages -= ret;
 		ret = 0;
 	}
 
-	return ret;	/* count entire vma as locked_vm */
+	return ret;	/* 0 or negative error code */
 }
 
 /*
@@ -289,7 +270,7 @@ long mlock_vma_pages_range(struct vm_area_struct *vma,
 			is_vm_hugetlb_page(vma) ||
 			vma == get_gate_vma(current))) {
 
-		__mlock_vma_pages_range(vma, start, end, 1);
+		__mlock_vma_pages_range(vma, start, end);
 
 		/* Hide errors from mmap() and other callers */
 		return 0;
@@ -310,7 +291,6 @@ no_mlock:
 	return nr_pages;		/* error or pages NOT mlocked */
 }
 
-
 /*
  * munlock_vma_pages_range() - munlock all pages in the vma range.'
  * @vma - vma containing range to be munlock()ed.
@@ -330,10 +310,38 @@ no_mlock:
  * free them.  This will result in freeing mlocked pages.
  */
 void munlock_vma_pages_range(struct vm_area_struct *vma,
-			   unsigned long start, unsigned long end)
+			     unsigned long start, unsigned long end)
 {
+	unsigned long addr;
+
+	lru_add_drain();
 	vma->vm_flags &= ~VM_LOCKED;
-	__mlock_vma_pages_range(vma, start, end, 0);
+
+	for (addr = start; addr < end; addr += PAGE_SIZE) {
+		struct page *page;
+		/*
+		 * Although FOLL_DUMP is intended for get_dump_page(),
+		 * it just so happens that its special treatment of the
+		 * ZERO_PAGE (returning an error instead of doing get_page)
+		 * suits munlock very well (and if somehow an abnormal page
+		 * has sneaked into the range, we won't oops here: great).
+		 */
+		page = follow_page(vma, addr, FOLL_GET | FOLL_DUMP);
+		if (page && !IS_ERR(page)) {
+			lock_page(page);
+			/*
+			 * Like in __mlock_vma_pages_range(),
+			 * because we lock page here and migration is
+			 * blocked by the elevated reference, we need
+			 * only check for file-cache page truncation.
+			 */
+			if (page->mapping)
+				munlock_vma_page(page);
+			unlock_page(page);
+			put_page(page);
+		}
+		cond_resched();
+	}
 }
 
 /*
@@ -400,18 +408,14 @@ success:
 	 * It's okay if try_to_unmap_one unmaps a page just after we
 	 * set VM_LOCKED, __mlock_vma_pages_range will bring it back.
 	 */
-	vma->vm_flags = newflags;
 
 	if (lock) {
-		ret = __mlock_vma_pages_range(vma, start, end, 1);
-
-		if (ret > 0) {
-			mm->locked_vm -= ret;
-			ret = 0;
-		} else
-			ret = __mlock_posix_error_return(ret); /* translate if needed */
+		vma->vm_flags = newflags;
+		ret = __mlock_vma_pages_range(vma, start, end);
+		if (ret < 0)
+			ret = __mlock_posix_error_return(ret);
 	} else {
-		__mlock_vma_pages_range(vma, start, end, 0);
+		munlock_vma_pages_range(vma, start, end);
 	}
 
 out:
diff --git a/mm/mmap.c b/mm/mmap.c
index 26892e346d8f..73f5e4b64010 100644
--- a/mm/mmap.c
+++ b/mm/mmap.c
@@ -28,7 +28,7 @@
 #include <linux/mempolicy.h>
 #include <linux/rmap.h>
 #include <linux/mmu_notifier.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 
 #include <asm/uaccess.h>
 #include <asm/cacheflush.h>
@@ -570,9 +570,9 @@ again:			remove_next = 1 + (end > next->vm_end);
 
 	/*
 	 * When changing only vma->vm_end, we don't really need
-	 * anon_vma lock: but is that case worth optimizing out?
+	 * anon_vma lock.
 	 */
-	if (vma->anon_vma)
+	if (vma->anon_vma && (insert || importer || start != vma->vm_start))
 		anon_vma = vma->anon_vma;
 	if (anon_vma) {
 		spin_lock(&anon_vma->lock);
@@ -656,9 +656,6 @@ again:			remove_next = 1 + (end > next->vm_end);
 	validate_mm(mm);
 }
 
-/* Flags that can be inherited from an existing mapping when merging */
-#define VM_MERGEABLE_FLAGS (VM_CAN_NONLINEAR)
-
 /*
  * If the vma has a ->close operation then the driver probably needs to release
  * per-vma resources, so we don't attempt to merge those.
@@ -666,7 +663,8 @@ again:			remove_next = 1 + (end > next->vm_end);
 static inline int is_mergeable_vma(struct vm_area_struct *vma,
 			struct file *file, unsigned long vm_flags)
 {
-	if ((vma->vm_flags ^ vm_flags) & ~VM_MERGEABLE_FLAGS)
+	/* VM_CAN_NONLINEAR may get set later by f_op->mmap() */
+	if ((vma->vm_flags ^ vm_flags) & ~VM_CAN_NONLINEAR)
 		return 0;
 	if (vma->vm_file != file)
 		return 0;
@@ -951,6 +949,24 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
 	if (mm->map_count > sysctl_max_map_count)
 		return -ENOMEM;
 
+	if (flags & MAP_HUGETLB) {
+		struct user_struct *user = NULL;
+		if (file)
+			return -EINVAL;
+
+		/*
+		 * VM_NORESERVE is used because the reservations will be
+		 * taken when vm_ops->mmap() is called
+		 * A dummy user value is used because we are not locking
+		 * memory so no accounting is necessary
+		 */
+		len = ALIGN(len, huge_page_size(&default_hstate));
+		file = hugetlb_file_setup(HUGETLB_ANON_FILE, len, VM_NORESERVE,
+						&user, HUGETLB_ANONHUGE_INODE);
+		if (IS_ERR(file))
+			return PTR_ERR(file);
+	}
+
 	/* Obtain the address to map to. we verify (or select) it and ensure
 	 * that it represents a valid section of the address space.
 	 */
@@ -965,11 +981,9 @@ unsigned long do_mmap_pgoff(struct file *file, unsigned long addr,
 	vm_flags = calc_vm_prot_bits(prot) | calc_vm_flag_bits(flags) |
 			mm->def_flags | VM_MAYREAD | VM_MAYWRITE | VM_MAYEXEC;
 
-	if (flags & MAP_LOCKED) {
+	if (flags & MAP_LOCKED)
 		if (!can_do_mlock())
 			return -EPERM;
-		vm_flags |= VM_LOCKED;
-	}
 
 	/* mlock MCL_FUTURE? */
 	if (vm_flags & VM_LOCKED) {
@@ -1195,21 +1209,21 @@ munmap_back:
 			goto unmap_and_free_vma;
 		if (vm_flags & VM_EXECUTABLE)
 			added_exe_file_vma(mm);
+
+		/* Can addr have changed??
+		 *
+		 * Answer: Yes, several device drivers can do it in their
+		 *         f_op->mmap method. -DaveM
+		 */
+		addr = vma->vm_start;
+		pgoff = vma->vm_pgoff;
+		vm_flags = vma->vm_flags;
 	} else if (vm_flags & VM_SHARED) {
 		error = shmem_zero_setup(vma);
 		if (error)
 			goto free_vma;
 	}
 
-	/* Can addr have changed??
-	 *
-	 * Answer: Yes, several device drivers can do it in their
-	 *         f_op->mmap method. -DaveM
-	 */
-	addr = vma->vm_start;
-	pgoff = vma->vm_pgoff;
-	vm_flags = vma->vm_flags;
-
 	if (vma_wants_writenotify(vma))
 		vma->vm_page_prot = vm_get_page_prot(vm_flags & ~VM_SHARED);
 
@@ -1220,7 +1234,7 @@ munmap_back:
 	if (correct_wcount)
 		atomic_inc(&inode->i_writecount);
 out:
-	perf_counter_mmap(vma);
+	perf_event_mmap(vma);
 
 	mm->total_vm += len >> PAGE_SHIFT;
 	vm_stat_account(mm, vm_flags, file, len >> PAGE_SHIFT);
@@ -2111,6 +2125,7 @@ void exit_mmap(struct mm_struct *mm)
 	/* Use -1 here to ensure all VMAs in the mm are unmapped */
 	end = unmap_vmas(&tlb, vma, 0, -1, &nr_accounted, NULL);
 	vm_unacct_memory(nr_accounted);
+
 	free_pgtables(tlb, vma, FIRST_USER_ADDRESS, 0);
 	tlb_finish_mmu(tlb, 0, end);
 
@@ -2267,7 +2282,7 @@ static void special_mapping_close(struct vm_area_struct *vma)
 {
 }
 
-static struct vm_operations_struct special_mapping_vmops = {
+static const struct vm_operations_struct special_mapping_vmops = {
 	.close = special_mapping_close,
 	.fault = special_mapping_fault,
 };
@@ -2308,7 +2323,7 @@ int install_special_mapping(struct mm_struct *mm,
 
 	mm->total_vm += len >> PAGE_SHIFT;
 
-	perf_counter_mmap(vma);
+	perf_event_mmap(vma);
 
 	return 0;
 }
diff --git a/mm/mmu_context.c b/mm/mmu_context.c
new file mode 100644
index 000000000000..ded9081f4021
--- /dev/null
+++ b/mm/mmu_context.c
@@ -0,0 +1,58 @@
+/* Copyright (C) 2009 Red Hat, Inc.
+ *
+ * See ../COPYING for licensing terms.
+ */
+
+#include <linux/mm.h>
+#include <linux/mmu_context.h>
+#include <linux/sched.h>
+
+#include <asm/mmu_context.h>
+
+/*
+ * use_mm
+ *	Makes the calling kernel thread take on the specified
+ *	mm context.
+ *	Called by the retry thread execute retries within the
+ *	iocb issuer's mm context, so that copy_from/to_user
+ *	operations work seamlessly for aio.
+ *	(Note: this routine is intended to be called only
+ *	from a kernel thread context)
+ */
+void use_mm(struct mm_struct *mm)
+{
+	struct mm_struct *active_mm;
+	struct task_struct *tsk = current;
+
+	task_lock(tsk);
+	active_mm = tsk->active_mm;
+	if (active_mm != mm) {
+		atomic_inc(&mm->mm_count);
+		tsk->active_mm = mm;
+	}
+	tsk->mm = mm;
+	switch_mm(active_mm, mm, tsk);
+	task_unlock(tsk);
+
+	if (active_mm != mm)
+		mmdrop(active_mm);
+}
+
+/*
+ * unuse_mm
+ *	Reverses the effect of use_mm, i.e. releases the
+ *	specified mm context which was earlier taken on
+ *	by the calling kernel thread
+ *	(Note: this routine is intended to be called only
+ *	from a kernel thread context)
+ */
+void unuse_mm(struct mm_struct *mm)
+{
+	struct task_struct *tsk = current;
+
+	task_lock(tsk);
+	tsk->mm = NULL;
+	/* active_mm is still 'mm' */
+	enter_lazy_tlb(mm, tsk);
+	task_unlock(tsk);
+}
diff --git a/mm/mmu_notifier.c b/mm/mmu_notifier.c
index 5f4ef0250bee..7e33f2cb3c77 100644
--- a/mm/mmu_notifier.c
+++ b/mm/mmu_notifier.c
@@ -99,6 +99,26 @@ int __mmu_notifier_clear_flush_young(struct mm_struct *mm,
 	return young;
 }
 
+void __mmu_notifier_change_pte(struct mm_struct *mm, unsigned long address,
+			       pte_t pte)
+{
+	struct mmu_notifier *mn;
+	struct hlist_node *n;
+
+	rcu_read_lock();
+	hlist_for_each_entry_rcu(mn, n, &mm->mmu_notifier_mm->list, hlist) {
+		if (mn->ops->change_pte)
+			mn->ops->change_pte(mn, mm, address, pte);
+		/*
+		 * Some drivers don't have change_pte,
+		 * so we must call invalidate_page in that case.
+		 */
+		else if (mn->ops->invalidate_page)
+			mn->ops->invalidate_page(mn, mm, address);
+	}
+	rcu_read_unlock();
+}
+
 void __mmu_notifier_invalidate_page(struct mm_struct *mm,
 					  unsigned long address)
 {
diff --git a/mm/mprotect.c b/mm/mprotect.c
index d80311baeb2d..8bc969d8112d 100644
--- a/mm/mprotect.c
+++ b/mm/mprotect.c
@@ -23,7 +23,7 @@
 #include <linux/swapops.h>
 #include <linux/mmu_notifier.h>
 #include <linux/migrate.h>
-#include <linux/perf_counter.h>
+#include <linux/perf_event.h>
 #include <asm/uaccess.h>
 #include <asm/pgtable.h>
 #include <asm/cacheflush.h>
@@ -300,7 +300,7 @@ SYSCALL_DEFINE3(mprotect, unsigned long, start, size_t, len,
 		error = mprotect_fixup(vma, &prev, nstart, tmp, newflags);
 		if (error)
 			goto out;
-		perf_counter_mmap(vma);
+		perf_event_mmap(vma);
 		nstart = tmp;
 
 		if (nstart < prev->vm_end)
diff --git a/mm/mremap.c b/mm/mremap.c
index a39b7b91be46..97bff2547719 100644
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -11,6 +11,7 @@
 #include <linux/hugetlb.h>
 #include <linux/slab.h>
 #include <linux/shm.h>
+#include <linux/ksm.h>
 #include <linux/mman.h>
 #include <linux/swap.h>
 #include <linux/capability.h>
@@ -85,8 +86,8 @@ static void move_ptes(struct vm_area_struct *vma, pmd_t *old_pmd,
 	if (vma->vm_file) {
 		/*
 		 * Subtle point from Rajesh Venkatasubramanian: before
-		 * moving file-based ptes, we must lock vmtruncate out,
-		 * since it might clean the dst vma before the src vma,
+		 * moving file-based ptes, we must lock truncate_pagecache
+		 * out, since it might clean the dst vma before the src vma,
 		 * and we propagate stale pages into the dst afterward.
 		 */
 		mapping = vma->vm_file->f_mapping;
@@ -174,6 +175,7 @@ static unsigned long move_vma(struct vm_area_struct *vma,
 	unsigned long excess = 0;
 	unsigned long hiwater_vm;
 	int split = 0;
+	int err;
 
 	/*
 	 * We'd prefer to avoid failure later on in do_munmap:
@@ -182,6 +184,18 @@ static unsigned long move_vma(struct vm_area_struct *vma,
 	if (mm->map_count >= sysctl_max_map_count - 3)
 		return -ENOMEM;
 
+	/*
+	 * Advise KSM to break any KSM pages in the area to be moved:
+	 * it would be confusing if they were to turn up at the new
+	 * location, where they happen to coincide with different KSM
+	 * pages recently unmapped.  But leave vma->vm_flags as it was,
+	 * so KSM can come around to merge on vma and new_vma afterwards.
+	 */
+	err = ksm_madvise(vma, old_addr, old_addr + old_len,
+						MADV_UNMERGEABLE, &vm_flags);
+	if (err)
+		return err;
+
 	new_pgoff = vma->vm_pgoff + ((old_addr - vma->vm_start) >> PAGE_SHIFT);
 	new_vma = copy_vma(&vma, new_addr, new_len, new_pgoff);
 	if (!new_vma)
diff --git a/mm/nommu.c b/mm/nommu.c
index 66e81e7e9fe9..9876fa0c3ad3 100644
--- a/mm/nommu.c
+++ b/mm/nommu.c
@@ -33,6 +33,7 @@
 #include <asm/uaccess.h>
 #include <asm/tlb.h>
 #include <asm/tlbflush.h>
+#include <asm/mmu_context.h>
 #include "internal.h"
 
 static inline __attribute__((format(printf, 1, 2)))
@@ -56,12 +57,11 @@ void no_printk(const char *fmt, ...)
 	no_printk(KERN_DEBUG FMT"\n", ##__VA_ARGS__)
 #endif
 
-#include "internal.h"
-
 void *high_memory;
 struct page *mem_map;
 unsigned long max_mapnr;
 unsigned long num_physpages;
+unsigned long highest_memmap_pfn;
 struct percpu_counter vm_committed_as;
 int sysctl_overcommit_memory = OVERCOMMIT_GUESS; /* heuristic overcommit */
 int sysctl_overcommit_ratio = 50; /* default is 50% */
@@ -79,50 +79,10 @@ static struct kmem_cache *vm_region_jar;
 struct rb_root nommu_region_tree = RB_ROOT;
 DECLARE_RWSEM(nommu_region_sem);
 
-struct vm_operations_struct generic_file_vm_ops = {
+const struct vm_operations_struct generic_file_vm_ops = {
 };
 
 /*
- * Handle all mappings that got truncated by a "truncate()"
- * system call.
- *
- * NOTE! We have to be ready to update the memory sharing
- * between the file and the memory map for a potential last
- * incomplete page.  Ugly, but necessary.
- */
-int vmtruncate(struct inode *inode, loff_t offset)
-{
-	struct address_space *mapping = inode->i_mapping;
-	unsigned long limit;
-
-	if (inode->i_size < offset)
-		goto do_expand;
-	i_size_write(inode, offset);
-
-	truncate_inode_pages(mapping, offset);
-	goto out_truncate;
-
-do_expand:
-	limit = current->signal->rlim[RLIMIT_FSIZE].rlim_cur;
-	if (limit != RLIM_INFINITY && offset > limit)
-		goto out_sig;
-	if (offset > inode->i_sb->s_maxbytes)
-		goto out;
-	i_size_write(inode, offset);
-
-out_truncate:
-	if (inode->i_op->truncate)
-		inode->i_op->truncate(inode);
-	return 0;
-out_sig:
-	send_sig(SIGXFSZ, current, 0);
-out:
-	return -EFBIG;
-}
-
-EXPORT_SYMBOL(vmtruncate);
-
-/*
  * Return the total memory allocated for this pointer, not
  * just what the caller asked for.
  *
@@ -170,21 +130,20 @@ unsigned int kobjsize(const void *objp)
 }
 
 int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
-		     unsigned long start, int nr_pages, int flags,
+		     unsigned long start, int nr_pages, unsigned int foll_flags,
 		     struct page **pages, struct vm_area_struct **vmas)
 {
 	struct vm_area_struct *vma;
 	unsigned long vm_flags;
 	int i;
-	int write = !!(flags & GUP_FLAGS_WRITE);
-	int force = !!(flags & GUP_FLAGS_FORCE);
-	int ignore = !!(flags & GUP_FLAGS_IGNORE_VMA_PERMISSIONS);
 
 	/* calculate required read or write permissions.
-	 * - if 'force' is set, we only require the "MAY" flags.
+	 * If FOLL_FORCE is set, we only require the "MAY" flags.
 	 */
-	vm_flags  = write ? (VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD);
-	vm_flags &= force ? (VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE);
+	vm_flags  = (foll_flags & FOLL_WRITE) ?
+			(VM_WRITE | VM_MAYWRITE) : (VM_READ | VM_MAYREAD);
+	vm_flags &= (foll_flags & FOLL_FORCE) ?
+			(VM_MAYREAD | VM_MAYWRITE) : (VM_READ | VM_WRITE);
 
 	for (i = 0; i < nr_pages; i++) {
 		vma = find_vma(mm, start);
@@ -192,8 +151,8 @@ int __get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 			goto finish_or_fault;
 
 		/* protect what we can, including chardevs */
-		if (vma->vm_flags & (VM_IO | VM_PFNMAP) ||
-		    (!ignore && !(vm_flags & vma->vm_flags)))
+		if ((vma->vm_flags & (VM_IO | VM_PFNMAP)) ||
+		    !(vm_flags & vma->vm_flags))
 			goto finish_or_fault;
 
 		if (pages) {
@@ -212,7 +171,6 @@ finish_or_fault:
 	return i ? : -EFAULT;
 }
 
-
 /*
  * get a list of pages in an address range belonging to the specified process
  * and indicate the VMA that covers each page
@@ -227,9 +185,9 @@ int get_user_pages(struct task_struct *tsk, struct mm_struct *mm,
 	int flags = 0;
 
 	if (write)
-		flags |= GUP_FLAGS_WRITE;
+		flags |= FOLL_WRITE;
 	if (force)
-		flags |= GUP_FLAGS_FORCE;
+		flags |= FOLL_FORCE;
 
 	return __get_user_pages(tsk, mm, start, nr_pages, flags, pages, vmas);
 }
@@ -627,6 +585,22 @@ static void put_nommu_region(struct vm_region *region)
 }
 
 /*
+ * update protection on a vma
+ */
+static void protect_vma(struct vm_area_struct *vma, unsigned long flags)
+{
+#ifdef CONFIG_MPU
+	struct mm_struct *mm = vma->vm_mm;
+	long start = vma->vm_start & PAGE_MASK;
+	while (start < vma->vm_end) {
+		protect_page(mm, start, flags);
+		start += PAGE_SIZE;
+	}
+	update_protections(mm);
+#endif
+}
+
+/*
  * add a VMA into a process's mm_struct in the appropriate place in the list
  * and tree and add to the address space's page tree also if not an anonymous
  * page
@@ -645,6 +619,8 @@ static void add_vma_to_mm(struct mm_struct *mm, struct vm_area_struct *vma)
 	mm->map_count++;
 	vma->vm_mm = mm;
 
+	protect_vma(vma, vma->vm_flags);
+
 	/* add the VMA to the mapping */
 	if (vma->vm_file) {
 		mapping = vma->vm_file->f_mapping;
@@ -707,6 +683,8 @@ static void delete_vma_from_mm(struct vm_area_struct *vma)
 
 	kenter("%p", vma);
 
+	protect_vma(vma, 0);
+
 	mm->map_count--;
 	if (mm->mmap_cache == vma)
 		mm->mmap_cache = NULL;
@@ -848,7 +826,7 @@ static int validate_mmap_request(struct file *file,
 	int ret;
 
 	/* do the simple checks first */
-	if (flags & MAP_FIXED || addr) {
+	if (flags & MAP_FIXED) {
 		printk(KERN_DEBUG
 		       "%d: Can't do fixed-address/overlay mmap of RAM\n",
 		       current->pid);
@@ -1056,7 +1034,7 @@ static int do_mmap_shared_file(struct vm_area_struct *vma)
 	ret = vma->vm_file->f_op->mmap(vma->vm_file, vma);
 	if (ret == 0) {
 		vma->vm_region->vm_top = vma->vm_region->vm_end;
-		return ret;
+		return 0;
 	}
 	if (ret != -ENOSYS)
 		return ret;
@@ -1073,7 +1051,8 @@ static int do_mmap_shared_file(struct vm_area_struct *vma)
  */
 static int do_mmap_private(struct vm_area_struct *vma,
 			   struct vm_region *region,
-			   unsigned long len)
+			   unsigned long len,
+			   unsigned long capabilities)
 {
 	struct page *pages;
 	unsigned long total, point, n, rlen;
@@ -1084,13 +1063,13 @@ static int do_mmap_private(struct vm_area_struct *vma,
 	 * shared mappings on devices or memory
 	 * - VM_MAYSHARE will be set if it may attempt to share
 	 */
-	if (vma->vm_file) {
+	if (capabilities & BDI_CAP_MAP_DIRECT) {
 		ret = vma->vm_file->f_op->mmap(vma->vm_file, vma);
 		if (ret == 0) {
 			/* shouldn't return success if we're not sharing */
 			BUG_ON(!(vma->vm_flags & VM_MAYSHARE));
 			vma->vm_region->vm_top = vma->vm_region->vm_end;
-			return ret;
+			return 0;
 		}
 		if (ret != -ENOSYS)
 			return ret;
@@ -1203,9 +1182,6 @@ unsigned long do_mmap_pgoff(struct file *file,
 
 	kenter(",%lx,%lx,%lx,%lx,%lx", addr, len, prot, flags, pgoff);
 
-	if (!(flags & MAP_FIXED))
-		addr = round_hint_to_min(addr);
-
 	/* decide whether we should attempt the mapping, and if so what sort of
 	 * mapping */
 	ret = validate_mmap_request(file, addr, len, prot, flags, pgoff,
@@ -1215,6 +1191,9 @@ unsigned long do_mmap_pgoff(struct file *file,
 		return ret;
 	}
 
+	/* we ignore the address hint */
+	addr = 0;
+
 	/* we've determined that we can make the mapping, now translate what we
 	 * now know into VMA flags */
 	vm_flags = determine_vm_flags(file, prot, flags, capabilities);
@@ -1328,7 +1307,7 @@ unsigned long do_mmap_pgoff(struct file *file,
 		 * - this is the hook for quasi-memory character devices to
 		 *   tell us the location of a shared mapping
 		 */
-		if (file && file->f_op->get_unmapped_area) {
+		if (capabilities & BDI_CAP_MAP_DIRECT) {
 			addr = file->f_op->get_unmapped_area(file, addr, len,
 							     pgoff, flags);
 			if (IS_ERR((void *) addr)) {
@@ -1352,15 +1331,17 @@ unsigned long do_mmap_pgoff(struct file *file,
 	}
 
 	vma->vm_region = region;
-	add_nommu_region(region);
 
-	/* set up the mapping */
+	/* set up the mapping
+	 * - the region is filled in if BDI_CAP_MAP_DIRECT is still set
+	 */
 	if (file && vma->vm_flags & VM_SHARED)
 		ret = do_mmap_shared_file(vma);
 	else
-		ret = do_mmap_private(vma, region, len);
+		ret = do_mmap_private(vma, region, len, capabilities);
 	if (ret < 0)
-		goto error_put_region;
+		goto error_just_free;
+	add_nommu_region(region);
 
 	/* okay... we have a mapping; now we have to register it */
 	result = vma->vm_start;
@@ -1378,25 +1359,14 @@ share:
 	kleave(" = %lx", result);
 	return result;
 
-error_put_region:
-	__put_nommu_region(region);
-	if (vma) {
-		if (vma->vm_file) {
-			fput(vma->vm_file);
-			if (vma->vm_flags & VM_EXECUTABLE)
-				removed_exe_file_vma(vma->vm_mm);
-		}
-		kmem_cache_free(vm_area_cachep, vma);
-	}
-	kleave(" = %d [pr]", ret);
-	return ret;
-
 error_just_free:
 	up_write(&nommu_region_sem);
 error:
-	fput(region->vm_file);
+	if (region->vm_file)
+		fput(region->vm_file);
 	kmem_cache_free(vm_region_jar, region);
-	fput(vma->vm_file);
+	if (vma->vm_file)
+		fput(vma->vm_file);
 	if (vma->vm_flags & VM_EXECUTABLE)
 		removed_exe_file_vma(vma->vm_mm);
 	kmem_cache_free(vm_area_cachep, vma);
diff --git a/mm/oom_kill.c b/mm/oom_kill.c
index a7b2460e922b..ea2147dabba6 100644
--- a/mm/oom_kill.c
+++ b/mm/oom_kill.c
@@ -34,6 +34,23 @@ int sysctl_oom_dump_tasks;
 static DEFINE_SPINLOCK(zone_scan_lock);
 /* #define DEBUG */
 
+/*
+ * Is all threads of the target process nodes overlap ours?
+ */
+static int has_intersects_mems_allowed(struct task_struct *tsk)
+{
+	struct task_struct *t;
+
+	t = tsk;
+	do {
+		if (cpuset_mems_allowed_intersects(current, t))
+			return 1;
+		t = next_thread(t);
+	} while (t != tsk);
+
+	return 0;
+}
+
 /**
  * badness - calculate a numeric value for how bad this task has been
  * @p: task struct of which task we should calculate
@@ -58,6 +75,13 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
 	unsigned long points, cpu_time, run_time;
 	struct mm_struct *mm;
 	struct task_struct *child;
+	int oom_adj = p->signal->oom_adj;
+	struct task_cputime task_time;
+	unsigned long utime;
+	unsigned long stime;
+
+	if (oom_adj == OOM_DISABLE)
+		return 0;
 
 	task_lock(p);
 	mm = p->mm;
@@ -79,7 +103,7 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
 	/*
 	 * swapoff can easily use up all memory, so kill those first.
 	 */
-	if (p->flags & PF_SWAPOFF)
+	if (p->flags & PF_OOM_ORIGIN)
 		return ULONG_MAX;
 
 	/*
@@ -102,8 +126,11 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
          * of seconds. There is no particular reason for this other than
          * that it turned out to work very well in practice.
 	 */
-	cpu_time = (cputime_to_jiffies(p->utime) + cputime_to_jiffies(p->stime))
-		>> (SHIFT_HZ + 3);
+	thread_group_cputime(p, &task_time);
+	utime = cputime_to_jiffies(task_time.utime);
+	stime = cputime_to_jiffies(task_time.stime);
+	cpu_time = (utime + stime) >> (SHIFT_HZ + 3);
+
 
 	if (uptime >= p->start_time.tv_sec)
 		run_time = (uptime - p->start_time.tv_sec) >> 10;
@@ -144,19 +171,19 @@ unsigned long badness(struct task_struct *p, unsigned long uptime)
 	 * because p may have allocated or otherwise mapped memory on
 	 * this node before. However it will be less likely.
 	 */
-	if (!cpuset_mems_allowed_intersects(current, p))
+	if (!has_intersects_mems_allowed(p))
 		points /= 8;
 
 	/*
-	 * Adjust the score by oomkilladj.
+	 * Adjust the score by oom_adj.
 	 */
-	if (p->oomkilladj) {
-		if (p->oomkilladj > 0) {
+	if (oom_adj) {
+		if (oom_adj > 0) {
 			if (!points)
 				points = 1;
-			points <<= p->oomkilladj;
+			points <<= oom_adj;
 		} else
-			points >>= -(p->oomkilladj);
+			points >>= -(oom_adj);
 	}
 
 #ifdef DEBUG
@@ -200,13 +227,13 @@ static inline enum oom_constraint constrained_alloc(struct zonelist *zonelist,
 static struct task_struct *select_bad_process(unsigned long *ppoints,
 						struct mem_cgroup *mem)
 {
-	struct task_struct *g, *p;
+	struct task_struct *p;
 	struct task_struct *chosen = NULL;
 	struct timespec uptime;
 	*ppoints = 0;
 
 	do_posix_clock_monotonic_gettime(&uptime);
-	do_each_thread(g, p) {
+	for_each_process(p) {
 		unsigned long points;
 
 		/*
@@ -251,7 +278,7 @@ static struct task_struct *select_bad_process(unsigned long *ppoints,
 			*ppoints = ULONG_MAX;
 		}
 
-		if (p->oomkilladj == OOM_DISABLE)
+		if (p->signal->oom_adj == OOM_DISABLE)
 			continue;
 
 		points = badness(p, uptime.tv_sec);
@@ -259,7 +286,7 @@ static struct task_struct *select_bad_process(unsigned long *ppoints,
 			chosen = p;
 			*ppoints = points;
 		}
-	} while_each_thread(g, p);
+	}
 
 	return chosen;
 }
@@ -304,7 +331,7 @@ static void dump_tasks(const struct mem_cgroup *mem)
 		}
 		printk(KERN_INFO "[%5d] %5d %5d %8lu %8lu %3d     %3d %s\n",
 		       p->pid, __task_cred(p)->uid, p->tgid, mm->total_vm,
-		       get_mm_rss(mm), (int)task_cpu(p), p->oomkilladj,
+		       get_mm_rss(mm), (int)task_cpu(p), p->signal->oom_adj,
 		       p->comm);
 		task_unlock(p);
 	} while_each_thread(g, p);
@@ -346,11 +373,6 @@ static void __oom_kill_task(struct task_struct *p, int verbose)
 
 static int oom_kill_task(struct task_struct *p)
 {
-	struct mm_struct *mm;
-	struct task_struct *g, *q;
-
-	mm = p->mm;
-
 	/* WARNING: mm may not be dereferenced since we did not obtain its
 	 * value from get_task_mm(p).  This is OK since all we need to do is
 	 * compare mm to q->mm below.
@@ -359,30 +381,11 @@ static int oom_kill_task(struct task_struct *p)
 	 * change to NULL at any time since we do not hold task_lock(p).
 	 * However, this is of no concern to us.
 	 */
-
-	if (mm == NULL)
+	if (!p->mm || p->signal->oom_adj == OOM_DISABLE)
 		return 1;
 
-	/*
-	 * Don't kill the process if any threads are set to OOM_DISABLE
-	 */
-	do_each_thread(g, q) {
-		if (q->mm == mm && q->oomkilladj == OOM_DISABLE)
-			return 1;
-	} while_each_thread(g, q);
-
 	__oom_kill_task(p, 1);
 
-	/*
-	 * kill all processes that share the ->mm (i.e. all threads),
-	 * but are in a different thread group. Don't let them have access
-	 * to memory reserves though, otherwise we might deplete all memory.
-	 */
-	do_each_thread(g, q) {
-		if (q->mm == mm && !same_thread_group(q, p))
-			force_sig(SIGKILL, q);
-	} while_each_thread(g, q);
-
 	return 0;
 }
 
@@ -394,8 +397,9 @@ static int oom_kill_process(struct task_struct *p, gfp_t gfp_mask, int order,
 
 	if (printk_ratelimit()) {
 		printk(KERN_WARNING "%s invoked oom-killer: "
-			"gfp_mask=0x%x, order=%d, oomkilladj=%d\n",
-			current->comm, gfp_mask, order, current->oomkilladj);
+			"gfp_mask=0x%x, order=%d, oom_adj=%d\n",
+			current->comm, gfp_mask, order,
+			current->signal->oom_adj);
 		task_lock(current);
 		cpuset_print_task_mems_allowed(current);
 		task_unlock(current);
diff --git a/mm/page-writeback.c b/mm/page-writeback.c
index 1eea4fa0d410..2c5d79236ead 100644
--- a/mm/page-writeback.c
+++ b/mm/page-writeback.c
@@ -44,18 +44,21 @@ static long ratelimit_pages = 32;
 /*
  * When balance_dirty_pages decides that the caller needs to perform some
  * non-background writeback, this is how many pages it will attempt to write.
- * It should be somewhat larger than RATELIMIT_PAGES to ensure that reasonably
+ * It should be somewhat larger than dirtied pages to ensure that reasonably
  * large amounts of I/O are submitted.
  */
-static inline long sync_writeback_pages(void)
+static inline long sync_writeback_pages(unsigned long dirtied)
 {
-	return ratelimit_pages + ratelimit_pages / 2;
+	if (dirtied < ratelimit_pages)
+		dirtied = ratelimit_pages;
+
+	return dirtied + dirtied / 2;
 }
 
 /* The following parameters are exported via /proc/sys/vm */
 
 /*
- * Start background writeback (via pdflush) at this percentage
+ * Start background writeback (via writeback threads) at this percentage
  */
 int dirty_background_ratio = 10;
 
@@ -155,37 +158,37 @@ static void update_completion_period(void)
 }
 
 int dirty_background_ratio_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
 	int ret;
 
-	ret = proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 	if (ret == 0 && write)
 		dirty_background_bytes = 0;
 	return ret;
 }
 
 int dirty_background_bytes_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
 	int ret;
 
-	ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
 	if (ret == 0 && write)
 		dirty_background_ratio = 0;
 	return ret;
 }
 
 int dirty_ratio_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
 	int old_ratio = vm_dirty_ratio;
 	int ret;
 
-	ret = proc_dointvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec_minmax(table, write, buffer, lenp, ppos);
 	if (ret == 0 && write && vm_dirty_ratio != old_ratio) {
 		update_completion_period();
 		vm_dirty_bytes = 0;
@@ -195,13 +198,13 @@ int dirty_ratio_handler(struct ctl_table *table, int write,
 
 
 int dirty_bytes_handler(struct ctl_table *table, int write,
-		struct file *filp, void __user *buffer, size_t *lenp,
+		void __user *buffer, size_t *lenp,
 		loff_t *ppos)
 {
 	unsigned long old_bytes = vm_dirty_bytes;
 	int ret;
 
-	ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
 	if (ret == 0 && write && vm_dirty_bytes != old_bytes) {
 		update_completion_period();
 		vm_dirty_ratio = 0;
@@ -380,7 +383,8 @@ static unsigned long highmem_dirtyable_memory(unsigned long total)
 		struct zone *z =
 			&NODE_DATA(node)->node_zones[ZONE_HIGHMEM];
 
-		x += zone_page_state(z, NR_FREE_PAGES) + zone_lru_pages(z);
+		x += zone_page_state(z, NR_FREE_PAGES) +
+		     zone_reclaimable_pages(z);
 	}
 	/*
 	 * Make sure that the number of highmem pages is never larger
@@ -404,7 +408,7 @@ unsigned long determine_dirtyable_memory(void)
 {
 	unsigned long x;
 
-	x = global_page_state(NR_FREE_PAGES) + global_lru_pages();
+	x = global_page_state(NR_FREE_PAGES) + global_reclaimable_pages();
 
 	if (!vm_highmem_is_dirtyable)
 		x -= highmem_dirtyable_memory(x);
@@ -473,10 +477,11 @@ get_dirty_limits(unsigned long *pbackground, unsigned long *pdirty,
  * balance_dirty_pages() must be called by processes which are generating dirty
  * data.  It looks at the number of dirty pages in the machine and will force
  * the caller to perform writeback if the system is over `vm_dirty_ratio'.
- * If we're over `background_thresh' then pdflush is woken to perform some
- * writeout.
+ * If we're over `background_thresh' then the writeback threads are woken to
+ * perform some writeout.
  */
-static void balance_dirty_pages(struct address_space *mapping)
+static void balance_dirty_pages(struct address_space *mapping,
+				unsigned long write_chunk)
 {
 	long nr_reclaimable, bdi_nr_reclaimable;
 	long nr_writeback, bdi_nr_writeback;
@@ -484,7 +489,7 @@ static void balance_dirty_pages(struct address_space *mapping)
 	unsigned long dirty_thresh;
 	unsigned long bdi_thresh;
 	unsigned long pages_written = 0;
-	unsigned long write_chunk = sync_writeback_pages();
+	unsigned long pause = 1;
 
 	struct backing_dev_info *bdi = mapping->backing_dev_info;
 
@@ -561,7 +566,16 @@ static void balance_dirty_pages(struct address_space *mapping)
 		if (pages_written >= write_chunk)
 			break;		/* We've done our duty */
 
-		schedule_timeout(1);
+		__set_current_state(TASK_INTERRUPTIBLE);
+		io_schedule_timeout(pause);
+
+		/*
+		 * Increase the delay for each loop, up to our previous
+		 * default of taking a 100ms nap.
+		 */
+		pause <<= 1;
+		if (pause > HZ / 10)
+			pause = HZ / 10;
 	}
 
 	if (bdi_nr_reclaimable + bdi_nr_writeback < bdi_thresh &&
@@ -569,7 +583,7 @@ static void balance_dirty_pages(struct address_space *mapping)
 		bdi->dirty_exceeded = 0;
 
 	if (writeback_in_progress(bdi))
-		return;		/* pdflush is already working this queue */
+		return;
 
 	/*
 	 * In laptop mode, we wait until hitting the higher threshold before
@@ -580,10 +594,10 @@ static void balance_dirty_pages(struct address_space *mapping)
 	 * background_thresh, to keep the amount of dirty memory low.
 	 */
 	if ((laptop_mode && pages_written) ||
-	    (!laptop_mode && ((nr_writeback = global_page_state(NR_FILE_DIRTY)
-					  + global_page_state(NR_UNSTABLE_NFS))
+	    (!laptop_mode && ((global_page_state(NR_FILE_DIRTY)
+			       + global_page_state(NR_UNSTABLE_NFS))
 					  > background_thresh)))
-		bdi_start_writeback(bdi, nr_writeback);
+		bdi_start_writeback(bdi, NULL, 0);
 }
 
 void set_page_dirty_balance(struct page *page, int page_mkwrite)
@@ -630,9 +644,10 @@ void balance_dirty_pages_ratelimited_nr(struct address_space *mapping,
 	p =  &__get_cpu_var(bdp_ratelimits);
 	*p += nr_pages_dirtied;
 	if (unlikely(*p >= ratelimit)) {
+		ratelimit = sync_writeback_pages(*p);
 		*p = 0;
 		preempt_enable();
-		balance_dirty_pages(mapping);
+		balance_dirty_pages(mapping, ratelimit);
 		return;
 	}
 	preempt_enable();
@@ -676,9 +691,9 @@ static DEFINE_TIMER(laptop_mode_wb_timer, laptop_timer_fn, 0, 0);
  * sysctl handler for /proc/sys/vm/dirty_writeback_centisecs
  */
 int dirty_writeback_centisecs_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
-	proc_dointvec(table, write, file, buffer, length, ppos);
+	proc_dointvec(table, write, buffer, length, ppos);
 	return 0;
 }
 
@@ -1139,6 +1154,13 @@ int redirty_page_for_writepage(struct writeback_control *wbc, struct page *page)
 EXPORT_SYMBOL(redirty_page_for_writepage);
 
 /*
+ * Dirty a page.
+ *
+ * For pages with a mapping this should be done under the page lock
+ * for the benefit of asynchronous memory errors who prefer a consistent
+ * dirty state. This rule can be broken in some special cases,
+ * but should be better not to.
+ *
  * If the mapping doesn't provide a set_page_dirty a_op, then
  * just fall through and assume that it wants buffer_heads.
  */
diff --git a/mm/page_alloc.c b/mm/page_alloc.c
index a0de15f46987..2bc2ac63f41e 100644
--- a/mm/page_alloc.c
+++ b/mm/page_alloc.c
@@ -48,6 +48,7 @@
 #include <linux/page_cgroup.h>
 #include <linux/debugobjects.h>
 #include <linux/kmemleak.h>
+#include <trace/events/kmem.h>
 
 #include <asm/tlbflush.h>
 #include <asm/div64.h>
@@ -71,7 +72,6 @@ EXPORT_SYMBOL(node_states);
 
 unsigned long totalram_pages __read_mostly;
 unsigned long totalreserve_pages __read_mostly;
-unsigned long highest_memmap_pfn __read_mostly;
 int percpu_pagelist_fraction;
 gfp_t gfp_allowed_mask __read_mostly = GFP_BOOT_MASK;
 
@@ -123,8 +123,8 @@ static char * const zone_names[MAX_NR_ZONES] = {
 
 int min_free_kbytes = 1024;
 
-unsigned long __meminitdata nr_kernel_pages;
-unsigned long __meminitdata nr_all_pages;
+static unsigned long __meminitdata nr_kernel_pages;
+static unsigned long __meminitdata nr_all_pages;
 static unsigned long __meminitdata dma_reserve;
 
 #ifdef CONFIG_ARCH_POPULATES_NODE_MAP
@@ -234,6 +234,12 @@ static void bad_page(struct page *page)
 	static unsigned long nr_shown;
 	static unsigned long nr_unshown;
 
+	/* Don't complain about poisoned pages */
+	if (PageHWPoison(page)) {
+		__ClearPageBuddy(page);
+		return;
+	}
+
 	/*
 	 * Allow a burst of 60 reports, then keep quiet for that minute;
 	 * or allow a steady drip of one report per second.
@@ -510,7 +516,7 @@ static inline int free_pages_check(struct page *page)
 }
 
 /*
- * Frees a list of pages. 
+ * Frees a number of pages from the PCP lists
  * Assumes all pages on list are in same zone, and of same order.
  * count is the number of pages to free.
  *
@@ -520,22 +526,42 @@ static inline int free_pages_check(struct page *page)
  * And clear the zone's pages_scanned counter, to hold off the "all pages are
  * pinned" detection logic.
  */
-static void free_pages_bulk(struct zone *zone, int count,
-					struct list_head *list, int order)
+static void free_pcppages_bulk(struct zone *zone, int count,
+					struct per_cpu_pages *pcp)
 {
+	int migratetype = 0;
+	int batch_free = 0;
+
 	spin_lock(&zone->lock);
 	zone_clear_flag(zone, ZONE_ALL_UNRECLAIMABLE);
 	zone->pages_scanned = 0;
 
-	__mod_zone_page_state(zone, NR_FREE_PAGES, count << order);
-	while (count--) {
+	__mod_zone_page_state(zone, NR_FREE_PAGES, count);
+	while (count) {
 		struct page *page;
+		struct list_head *list;
 
-		VM_BUG_ON(list_empty(list));
-		page = list_entry(list->prev, struct page, lru);
-		/* have to delete it as __free_one_page list manipulates */
-		list_del(&page->lru);
-		__free_one_page(page, zone, order, page_private(page));
+		/*
+		 * Remove pages from lists in a round-robin fashion. A
+		 * batch_free count is maintained that is incremented when an
+		 * empty list is encountered.  This is so more pages are freed
+		 * off fuller lists instead of spinning excessively around empty
+		 * lists
+		 */
+		do {
+			batch_free++;
+			if (++migratetype == MIGRATE_PCPTYPES)
+				migratetype = 0;
+			list = &pcp->lists[migratetype];
+		} while (list_empty(list));
+
+		do {
+			page = list_entry(list->prev, struct page, lru);
+			/* must delete as __free_one_page list manipulates */
+			list_del(&page->lru);
+			__free_one_page(page, zone, 0, migratetype);
+			trace_mm_page_pcpu_drain(page, 0, migratetype);
+		} while (--count && --batch_free && !list_empty(list));
 	}
 	spin_unlock(&zone->lock);
 }
@@ -557,7 +583,7 @@ static void __free_pages_ok(struct page *page, unsigned int order)
 	unsigned long flags;
 	int i;
 	int bad = 0;
-	int wasMlocked = TestClearPageMlocked(page);
+	int wasMlocked = __TestClearPageMlocked(page);
 
 	kmemcheck_free_shadow(page, order);
 
@@ -646,7 +672,7 @@ static inline void expand(struct zone *zone, struct page *page,
 /*
  * This page is about to be returned from the page allocator
  */
-static int prep_new_page(struct page *page, int order, gfp_t gfp_flags)
+static inline int check_new_page(struct page *page)
 {
 	if (unlikely(page_mapcount(page) |
 		(page->mapping != NULL)  |
@@ -655,6 +681,18 @@ static int prep_new_page(struct page *page, int order, gfp_t gfp_flags)
 		bad_page(page);
 		return 1;
 	}
+	return 0;
+}
+
+static int prep_new_page(struct page *page, int order, gfp_t gfp_flags)
+{
+	int i;
+
+	for (i = 0; i < (1 << order); i++) {
+		struct page *p = page + i;
+		if (unlikely(check_new_page(p)))
+			return 1;
+	}
 
 	set_page_private(page, 0);
 	set_page_refcounted(page);
@@ -783,6 +821,17 @@ static int move_freepages_block(struct zone *zone, struct page *page,
 	return move_freepages(zone, start_page, end_page, migratetype);
 }
 
+static void change_pageblock_range(struct page *pageblock_page,
+					int start_order, int migratetype)
+{
+	int nr_pageblocks = 1 << (start_order - pageblock_order);
+
+	while (nr_pageblocks--) {
+		set_pageblock_migratetype(pageblock_page, migratetype);
+		pageblock_page += pageblock_nr_pages;
+	}
+}
+
 /* Remove an element from the buddy allocator from the fallback list */
 static inline struct page *
 __rmqueue_fallback(struct zone *zone, int order, int start_migratetype)
@@ -836,11 +885,16 @@ __rmqueue_fallback(struct zone *zone, int order, int start_migratetype)
 			list_del(&page->lru);
 			rmv_page_order(page);
 
-			if (current_order == pageblock_order)
-				set_pageblock_migratetype(page,
+			/* Take ownership for orders >= pageblock_order */
+			if (current_order >= pageblock_order)
+				change_pageblock_range(page, current_order,
 							start_migratetype);
 
 			expand(zone, page, order, current_order, area, migratetype);
+
+			trace_mm_page_alloc_extfrag(page, order, current_order,
+				start_migratetype, migratetype);
+
 			return page;
 		}
 	}
@@ -874,6 +928,7 @@ retry_reserve:
 		}
 	}
 
+	trace_mm_page_alloc_zone_locked(page, order, migratetype);
 	return page;
 }
 
@@ -934,7 +989,7 @@ void drain_zone_pages(struct zone *zone, struct per_cpu_pages *pcp)
 		to_drain = pcp->batch;
 	else
 		to_drain = pcp->count;
-	free_pages_bulk(zone, to_drain, &pcp->list, 0);
+	free_pcppages_bulk(zone, to_drain, pcp);
 	pcp->count -= to_drain;
 	local_irq_restore(flags);
 }
@@ -960,7 +1015,7 @@ static void drain_pages(unsigned int cpu)
 
 		pcp = &pset->pcp;
 		local_irq_save(flags);
-		free_pages_bulk(zone, pcp->count, &pcp->list, 0);
+		free_pcppages_bulk(zone, pcp->count, pcp);
 		pcp->count = 0;
 		local_irq_restore(flags);
 	}
@@ -1026,7 +1081,8 @@ static void free_hot_cold_page(struct page *page, int cold)
 	struct zone *zone = page_zone(page);
 	struct per_cpu_pages *pcp;
 	unsigned long flags;
-	int wasMlocked = TestClearPageMlocked(page);
+	int migratetype;
+	int wasMlocked = __TestClearPageMlocked(page);
 
 	kmemcheck_free_shadow(page, 0);
 
@@ -1043,35 +1099,49 @@ static void free_hot_cold_page(struct page *page, int cold)
 	kernel_map_pages(page, 1, 0);
 
 	pcp = &zone_pcp(zone, get_cpu())->pcp;
-	set_page_private(page, get_pageblock_migratetype(page));
+	migratetype = get_pageblock_migratetype(page);
+	set_page_private(page, migratetype);
 	local_irq_save(flags);
 	if (unlikely(wasMlocked))
 		free_page_mlock(page);
 	__count_vm_event(PGFREE);
 
+	/*
+	 * We only track unmovable, reclaimable and movable on pcp lists.
+	 * Free ISOLATE pages back to the allocator because they are being
+	 * offlined but treat RESERVE as movable pages so we can get those
+	 * areas back if necessary. Otherwise, we may have to free
+	 * excessively into the page allocator
+	 */
+	if (migratetype >= MIGRATE_PCPTYPES) {
+		if (unlikely(migratetype == MIGRATE_ISOLATE)) {
+			free_one_page(zone, page, 0, migratetype);
+			goto out;
+		}
+		migratetype = MIGRATE_MOVABLE;
+	}
+
 	if (cold)
-		list_add_tail(&page->lru, &pcp->list);
+		list_add_tail(&page->lru, &pcp->lists[migratetype]);
 	else
-		list_add(&page->lru, &pcp->list);
+		list_add(&page->lru, &pcp->lists[migratetype]);
 	pcp->count++;
 	if (pcp->count >= pcp->high) {
-		free_pages_bulk(zone, pcp->batch, &pcp->list, 0);
+		free_pcppages_bulk(zone, pcp->batch, pcp);
 		pcp->count -= pcp->batch;
 	}
+
+out:
 	local_irq_restore(flags);
 	put_cpu();
 }
 
 void free_hot_page(struct page *page)
 {
+	trace_mm_page_free_direct(page, 0);
 	free_hot_cold_page(page, 0);
 }
 	
-void free_cold_page(struct page *page)
-{
-	free_hot_cold_page(page, 1);
-}
-
 /*
  * split_page takes a non-compound higher-order page, and splits it into
  * n (1<<order) sub-pages: page[0..n]
@@ -1119,35 +1189,23 @@ again:
 	cpu  = get_cpu();
 	if (likely(order == 0)) {
 		struct per_cpu_pages *pcp;
+		struct list_head *list;
 
 		pcp = &zone_pcp(zone, cpu)->pcp;
+		list = &pcp->lists[migratetype];
 		local_irq_save(flags);
-		if (!pcp->count) {
-			pcp->count = rmqueue_bulk(zone, 0,
-					pcp->batch, &pcp->list,
+		if (list_empty(list)) {
+			pcp->count += rmqueue_bulk(zone, 0,
+					pcp->batch, list,
 					migratetype, cold);
-			if (unlikely(!pcp->count))
+			if (unlikely(list_empty(list)))
 				goto failed;
 		}
 
-		/* Find a page of the appropriate migrate type */
-		if (cold) {
-			list_for_each_entry_reverse(page, &pcp->list, lru)
-				if (page_private(page) == migratetype)
-					break;
-		} else {
-			list_for_each_entry(page, &pcp->list, lru)
-				if (page_private(page) == migratetype)
-					break;
-		}
-
-		/* Allocate more to the pcp list if necessary */
-		if (unlikely(&page->lru == &pcp->list)) {
-			pcp->count += rmqueue_bulk(zone, 0,
-					pcp->batch, &pcp->list,
-					migratetype, cold);
-			page = list_entry(pcp->list.next, struct page, lru);
-		}
+		if (cold)
+			page = list_entry(list->prev, struct page, lru);
+		else
+			page = list_entry(list->next, struct page, lru);
 
 		list_del(&page->lru);
 		pcp->count--;
@@ -1627,10 +1685,6 @@ __alloc_pages_direct_reclaim(gfp_t gfp_mask, unsigned int order,
 
 	/* We now go into synchronous reclaim */
 	cpuset_memory_pressure_bump();
-
-	/*
-	 * The task's cpuset might have expanded its set of allowable nodes
-	 */
 	p->flags |= PF_MEMALLOC;
 	lockdep_set_current_reclaim_state(gfp_mask);
 	reclaim_state.reclaimed_slab = 0;
@@ -1715,7 +1769,7 @@ gfp_to_alloc_flags(gfp_t gfp_mask)
 		 * See also cpuset_zone_allowed() comment in kernel/cpuset.c.
 		 */
 		alloc_flags &= ~ALLOC_CPUSET;
-	} else if (unlikely(rt_task(p)))
+	} else if (unlikely(rt_task(p)) && !in_interrupt())
 		alloc_flags |= ALLOC_HARDER;
 
 	if (likely(!(gfp_mask & __GFP_NOMEMALLOC))) {
@@ -1763,6 +1817,7 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
 	if (NUMA_BUILD && (gfp_mask & GFP_THISNODE) == GFP_THISNODE)
 		goto nopage;
 
+restart:
 	wake_all_kswapd(order, zonelist, high_zoneidx);
 
 	/*
@@ -1772,7 +1827,6 @@ __alloc_pages_slowpath(gfp_t gfp_mask, unsigned int order,
 	 */
 	alloc_flags = gfp_to_alloc_flags(gfp_mask);
 
-restart:
 	/* This is the last chance, in general, before the goto nopage. */
 	page = get_page_from_freelist(gfp_mask, nodemask, order, zonelist,
 			high_zoneidx, alloc_flags & ~ALLOC_NO_WATERMARKS,
@@ -1907,6 +1961,7 @@ __alloc_pages_nodemask(gfp_t gfp_mask, unsigned int order,
 				zonelist, high_zoneidx, nodemask,
 				preferred_zone, migratetype);
 
+	trace_mm_page_alloc(page, order, gfp_mask, migratetype);
 	return page;
 }
 EXPORT_SYMBOL(__alloc_pages_nodemask);
@@ -1916,44 +1971,41 @@ EXPORT_SYMBOL(__alloc_pages_nodemask);
  */
 unsigned long __get_free_pages(gfp_t gfp_mask, unsigned int order)
 {
-	struct page * page;
+	struct page *page;
+
+	/*
+	 * __get_free_pages() returns a 32-bit address, which cannot represent
+	 * a highmem page
+	 */
+	VM_BUG_ON((gfp_mask & __GFP_HIGHMEM) != 0);
+
 	page = alloc_pages(gfp_mask, order);
 	if (!page)
 		return 0;
 	return (unsigned long) page_address(page);
 }
-
 EXPORT_SYMBOL(__get_free_pages);
 
 unsigned long get_zeroed_page(gfp_t gfp_mask)
 {
-	struct page * page;
-
-	/*
-	 * get_zeroed_page() returns a 32-bit address, which cannot represent
-	 * a highmem page
-	 */
-	VM_BUG_ON((gfp_mask & __GFP_HIGHMEM) != 0);
-
-	page = alloc_pages(gfp_mask | __GFP_ZERO, 0);
-	if (page)
-		return (unsigned long) page_address(page);
-	return 0;
+	return __get_free_pages(gfp_mask | __GFP_ZERO, 0);
 }
-
 EXPORT_SYMBOL(get_zeroed_page);
 
 void __pagevec_free(struct pagevec *pvec)
 {
 	int i = pagevec_count(pvec);
 
-	while (--i >= 0)
+	while (--i >= 0) {
+		trace_mm_pagevec_free(pvec->pages[i], pvec->cold);
 		free_hot_cold_page(pvec->pages[i], pvec->cold);
+	}
 }
 
 void __free_pages(struct page *page, unsigned int order)
 {
 	if (put_page_testzero(page)) {
+		trace_mm_page_free_direct(page, order);
 		if (order == 0)
 			free_hot_page(page);
 		else
@@ -2128,23 +2180,27 @@ void show_free_areas(void)
 		}
 	}
 
-	printk("Active_anon:%lu active_file:%lu inactive_anon:%lu\n"
-		" inactive_file:%lu"
+	printk("active_anon:%lu inactive_anon:%lu isolated_anon:%lu\n"
+		" active_file:%lu inactive_file:%lu isolated_file:%lu\n"
 		" unevictable:%lu"
 		" dirty:%lu writeback:%lu unstable:%lu\n"
-		" free:%lu slab:%lu mapped:%lu pagetables:%lu bounce:%lu\n",
+		" free:%lu slab_reclaimable:%lu slab_unreclaimable:%lu\n"
+		" mapped:%lu shmem:%lu pagetables:%lu bounce:%lu\n",
 		global_page_state(NR_ACTIVE_ANON),
-		global_page_state(NR_ACTIVE_FILE),
 		global_page_state(NR_INACTIVE_ANON),
+		global_page_state(NR_ISOLATED_ANON),
+		global_page_state(NR_ACTIVE_FILE),
 		global_page_state(NR_INACTIVE_FILE),
+		global_page_state(NR_ISOLATED_FILE),
 		global_page_state(NR_UNEVICTABLE),
 		global_page_state(NR_FILE_DIRTY),
 		global_page_state(NR_WRITEBACK),
 		global_page_state(NR_UNSTABLE_NFS),
 		global_page_state(NR_FREE_PAGES),
-		global_page_state(NR_SLAB_RECLAIMABLE) +
-			global_page_state(NR_SLAB_UNRECLAIMABLE),
+		global_page_state(NR_SLAB_RECLAIMABLE),
+		global_page_state(NR_SLAB_UNRECLAIMABLE),
 		global_page_state(NR_FILE_MAPPED),
+		global_page_state(NR_SHMEM),
 		global_page_state(NR_PAGETABLE),
 		global_page_state(NR_BOUNCE));
 
@@ -2162,7 +2218,21 @@ void show_free_areas(void)
 			" active_file:%lukB"
 			" inactive_file:%lukB"
 			" unevictable:%lukB"
+			" isolated(anon):%lukB"
+			" isolated(file):%lukB"
 			" present:%lukB"
+			" mlocked:%lukB"
+			" dirty:%lukB"
+			" writeback:%lukB"
+			" mapped:%lukB"
+			" shmem:%lukB"
+			" slab_reclaimable:%lukB"
+			" slab_unreclaimable:%lukB"
+			" kernel_stack:%lukB"
+			" pagetables:%lukB"
+			" unstable:%lukB"
+			" bounce:%lukB"
+			" writeback_tmp:%lukB"
 			" pages_scanned:%lu"
 			" all_unreclaimable? %s"
 			"\n",
@@ -2176,7 +2246,22 @@ void show_free_areas(void)
 			K(zone_page_state(zone, NR_ACTIVE_FILE)),
 			K(zone_page_state(zone, NR_INACTIVE_FILE)),
 			K(zone_page_state(zone, NR_UNEVICTABLE)),
+			K(zone_page_state(zone, NR_ISOLATED_ANON)),
+			K(zone_page_state(zone, NR_ISOLATED_FILE)),
 			K(zone->present_pages),
+			K(zone_page_state(zone, NR_MLOCK)),
+			K(zone_page_state(zone, NR_FILE_DIRTY)),
+			K(zone_page_state(zone, NR_WRITEBACK)),
+			K(zone_page_state(zone, NR_FILE_MAPPED)),
+			K(zone_page_state(zone, NR_SHMEM)),
+			K(zone_page_state(zone, NR_SLAB_RECLAIMABLE)),
+			K(zone_page_state(zone, NR_SLAB_UNRECLAIMABLE)),
+			zone_page_state(zone, NR_KERNEL_STACK) *
+				THREAD_SIZE / 1024,
+			K(zone_page_state(zone, NR_PAGETABLE)),
+			K(zone_page_state(zone, NR_UNSTABLE_NFS)),
+			K(zone_page_state(zone, NR_BOUNCE)),
+			K(zone_page_state(zone, NR_WRITEBACK_TEMP)),
 			zone->pages_scanned,
 			(zone_is_all_unreclaimable(zone) ? "yes" : "no")
 			);
@@ -2305,7 +2390,7 @@ early_param("numa_zonelist_order", setup_numa_zonelist_order);
  * sysctl handler for numa_zonelist_order
  */
 int numa_zonelist_order_handler(ctl_table *table, int write,
-		struct file *file, void __user *buffer, size_t *length,
+		void __user *buffer, size_t *length,
 		loff_t *ppos)
 {
 	char saved_string[NUMA_ZONELIST_ORDER_LEN];
@@ -2314,7 +2399,7 @@ int numa_zonelist_order_handler(ctl_table *table, int write,
 	if (write)
 		strncpy(saved_string, (char*)table->data,
 			NUMA_ZONELIST_ORDER_LEN);
-	ret = proc_dostring(table, write, file, buffer, length, ppos);
+	ret = proc_dostring(table, write, buffer, length, ppos);
 	if (ret)
 		return ret;
 	if (write) {
@@ -2783,7 +2868,8 @@ static void setup_zone_migrate_reserve(struct zone *zone)
 {
 	unsigned long start_pfn, pfn, end_pfn;
 	struct page *page;
-	unsigned long reserve, block_migratetype;
+	unsigned long block_migratetype;
+	int reserve;
 
 	/* Get the start pfn, end pfn and the number of blocks to reserve */
 	start_pfn = zone->zone_start_pfn;
@@ -2791,6 +2877,15 @@ static void setup_zone_migrate_reserve(struct zone *zone)
 	reserve = roundup(min_wmark_pages(zone), pageblock_nr_pages) >>
 							pageblock_order;
 
+	/*
+	 * Reserve blocks are generally in place to help high-order atomic
+	 * allocations that are short-lived. A min_free_kbytes value that
+	 * would result in more than 2 reserve blocks for atomic allocations
+	 * is assumed to be in place to help anti-fragmentation for the
+	 * future allocation of hugepages at runtime.
+	 */
+	reserve = min(2, reserve);
+
 	for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) {
 		if (!pfn_valid(pfn))
 			continue;
@@ -2961,6 +3056,7 @@ static int zone_batchsize(struct zone *zone)
 static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch)
 {
 	struct per_cpu_pages *pcp;
+	int migratetype;
 
 	memset(p, 0, sizeof(*p));
 
@@ -2968,7 +3064,8 @@ static void setup_pageset(struct per_cpu_pageset *p, unsigned long batch)
 	pcp->count = 0;
 	pcp->high = 6 * batch;
 	pcp->batch = max(1UL, 1 * batch);
-	INIT_LIST_HEAD(&pcp->list);
+	for (migratetype = 0; migratetype < MIGRATE_PCPTYPES; migratetype++)
+		INIT_LIST_HEAD(&pcp->lists[migratetype]);
 }
 
 /*
@@ -3146,6 +3243,32 @@ int zone_wait_table_init(struct zone *zone, unsigned long zone_size_pages)
 	return 0;
 }
 
+static int __zone_pcp_update(void *data)
+{
+	struct zone *zone = data;
+	int cpu;
+	unsigned long batch = zone_batchsize(zone), flags;
+
+	for (cpu = 0; cpu < NR_CPUS; cpu++) {
+		struct per_cpu_pageset *pset;
+		struct per_cpu_pages *pcp;
+
+		pset = zone_pcp(zone, cpu);
+		pcp = &pset->pcp;
+
+		local_irq_save(flags);
+		free_pcppages_bulk(zone, pcp->count, pcp);
+		setup_pageset(pset, batch);
+		local_irq_restore(flags);
+	}
+	return 0;
+}
+
+void zone_pcp_update(struct zone *zone)
+{
+	stop_machine(__zone_pcp_update, zone, NULL);
+}
+
 static __meminit void zone_pcp_init(struct zone *zone)
 {
 	int cpu;
@@ -3720,7 +3843,7 @@ static void __paginginit free_area_init_core(struct pglist_data *pgdat,
 		zone_pcp_init(zone);
 		for_each_lru(l) {
 			INIT_LIST_HEAD(&zone->lru[l].list);
-			zone->lru[l].nr_saved_scan = 0;
+			zone->reclaim_stat.nr_saved_scan[l] = 0;
 		}
 		zone->reclaim_stat.recent_rotated[0] = 0;
 		zone->reclaim_stat.recent_rotated[1] = 0;
@@ -4509,7 +4632,7 @@ void setup_per_zone_wmarks(void)
 	calculate_totalreserve_pages();
 }
 
-/**
+/*
  * The inactive anon list should be small enough that the VM never has to
  * do too much work, but large enough that each inactive page has a chance
  * to be referenced again before it is swapped out.
@@ -4600,9 +4723,9 @@ module_init(init_per_zone_wmark_min)
  *	changes.
  */
 int min_free_kbytes_sysctl_handler(ctl_table *table, int write, 
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
-	proc_dointvec(table, write, file, buffer, length, ppos);
+	proc_dointvec(table, write, buffer, length, ppos);
 	if (write)
 		setup_per_zone_wmarks();
 	return 0;
@@ -4610,12 +4733,12 @@ int min_free_kbytes_sysctl_handler(ctl_table *table, int write,
 
 #ifdef CONFIG_NUMA
 int sysctl_min_unmapped_ratio_sysctl_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
 	struct zone *zone;
 	int rc;
 
-	rc = proc_dointvec_minmax(table, write, file, buffer, length, ppos);
+	rc = proc_dointvec_minmax(table, write, buffer, length, ppos);
 	if (rc)
 		return rc;
 
@@ -4626,12 +4749,12 @@ int sysctl_min_unmapped_ratio_sysctl_handler(ctl_table *table, int write,
 }
 
 int sysctl_min_slab_ratio_sysctl_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
 	struct zone *zone;
 	int rc;
 
-	rc = proc_dointvec_minmax(table, write, file, buffer, length, ppos);
+	rc = proc_dointvec_minmax(table, write, buffer, length, ppos);
 	if (rc)
 		return rc;
 
@@ -4652,9 +4775,9 @@ int sysctl_min_slab_ratio_sysctl_handler(ctl_table *table, int write,
  * if in function of the boot time zone sizes.
  */
 int lowmem_reserve_ratio_sysctl_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
-	proc_dointvec_minmax(table, write, file, buffer, length, ppos);
+	proc_dointvec_minmax(table, write, buffer, length, ppos);
 	setup_per_zone_lowmem_reserve();
 	return 0;
 }
@@ -4666,13 +4789,13 @@ int lowmem_reserve_ratio_sysctl_handler(ctl_table *table, int write,
  */
 
 int percpu_pagelist_fraction_sysctl_handler(ctl_table *table, int write,
-	struct file *file, void __user *buffer, size_t *length, loff_t *ppos)
+	void __user *buffer, size_t *length, loff_t *ppos)
 {
 	struct zone *zone;
 	unsigned int cpu;
 	int ret;
 
-	ret = proc_dointvec_minmax(table, write, file, buffer, length, ppos);
+	ret = proc_dointvec_minmax(table, write, buffer, length, ppos);
 	if (!write || (ret == -EINVAL))
 		return ret;
 	for_each_populated_zone(zone) {
@@ -4732,7 +4855,14 @@ void *__init alloc_large_system_hash(const char *tablename,
 			numentries <<= (PAGE_SHIFT - scale);
 
 		/* Make sure we've got at least a 0-order allocation.. */
-		if (unlikely((numentries * bucketsize) < PAGE_SIZE))
+		if (unlikely(flags & HASH_SMALL)) {
+			/* Makes no sense without HASH_EARLY */
+			WARN_ON(!(flags & HASH_EARLY));
+			if (!(numentries >> *_hash_shift)) {
+				numentries = 1UL << *_hash_shift;
+				BUG_ON(!numentries);
+			}
+		} else if (unlikely((numentries * bucketsize) < PAGE_SIZE))
 			numentries = PAGE_SIZE / bucketsize;
 	}
 	numentries = roundup_pow_of_two(numentries);
@@ -4874,13 +5004,16 @@ int set_migratetype_isolate(struct page *page)
 	struct zone *zone;
 	unsigned long flags;
 	int ret = -EBUSY;
+	int zone_idx;
 
 	zone = page_zone(page);
+	zone_idx = zone_idx(zone);
 	spin_lock_irqsave(&zone->lock, flags);
 	/*
 	 * In future, more migrate types will be able to be isolation target.
 	 */
-	if (get_pageblock_migratetype(page) != MIGRATE_MOVABLE)
+	if (get_pageblock_migratetype(page) != MIGRATE_MOVABLE &&
+	    zone_idx != ZONE_MOVABLE)
 		goto out;
 	set_pageblock_migratetype(page, MIGRATE_ISOLATE);
 	move_freepages_block(zone, page, MIGRATE_ISOLATE);
diff --git a/mm/page_cgroup.c b/mm/page_cgroup.c
index f22b4ebbd8dc..3d535d594826 100644
--- a/mm/page_cgroup.c
+++ b/mm/page_cgroup.c
@@ -116,10 +116,16 @@ static int __init_refok init_section_page_cgroup(unsigned long pfn)
 		nid = page_to_nid(pfn_to_page(pfn));
 		table_size = sizeof(struct page_cgroup) * PAGES_PER_SECTION;
 		VM_BUG_ON(!slab_is_available());
-		base = kmalloc_node(table_size,
+		if (node_state(nid, N_HIGH_MEMORY)) {
+			base = kmalloc_node(table_size,
 				GFP_KERNEL | __GFP_NOWARN, nid);
-		if (!base)
-			base = vmalloc_node(table_size, nid);
+			if (!base)
+				base = vmalloc_node(table_size, nid);
+		} else {
+			base = kmalloc(table_size, GFP_KERNEL | __GFP_NOWARN);
+			if (!base)
+				base = vmalloc(table_size);
+		}
 	} else {
 		/*
  		 * We don't have to allocate page_cgroup again, but
diff --git a/mm/percpu.c b/mm/percpu.c
index 43d8cacfdaa5..5adfc268b408 100644
--- a/mm/percpu.c
+++ b/mm/percpu.c
@@ -153,7 +153,10 @@ static int pcpu_reserved_chunk_limit;
  *
  * During allocation, pcpu_alloc_mutex is kept locked all the time and
  * pcpu_lock is grabbed and released as necessary.  All actual memory
- * allocations are done using GFP_KERNEL with pcpu_lock released.
+ * allocations are done using GFP_KERNEL with pcpu_lock released.  In
+ * general, percpu memory can't be allocated with irq off but
+ * irqsave/restore are still used in alloc path so that it can be used
+ * from early init path - sched_init() specifically.
  *
  * Free path accesses and alters only the index data structures, so it
  * can be safely called from atomic context.  When memory needs to be
@@ -352,62 +355,86 @@ static struct pcpu_chunk *pcpu_chunk_addr_search(void *addr)
 }
 
 /**
- * pcpu_extend_area_map - extend area map for allocation
- * @chunk: target chunk
+ * pcpu_need_to_extend - determine whether chunk area map needs to be extended
+ * @chunk: chunk of interest
  *
- * Extend area map of @chunk so that it can accomodate an allocation.
- * A single allocation can split an area into three areas, so this
- * function makes sure that @chunk->map has at least two extra slots.
+ * Determine whether area map of @chunk needs to be extended to
+ * accomodate a new allocation.
  *
  * CONTEXT:
- * pcpu_alloc_mutex, pcpu_lock.  pcpu_lock is released and reacquired
- * if area map is extended.
+ * pcpu_lock.
  *
  * RETURNS:
- * 0 if noop, 1 if successfully extended, -errno on failure.
+ * New target map allocation length if extension is necessary, 0
+ * otherwise.
  */
-static int pcpu_extend_area_map(struct pcpu_chunk *chunk)
+static int pcpu_need_to_extend(struct pcpu_chunk *chunk)
 {
 	int new_alloc;
-	int *new;
-	size_t size;
 
-	/* has enough? */
 	if (chunk->map_alloc >= chunk->map_used + 2)
 		return 0;
 
-	spin_unlock_irq(&pcpu_lock);
-
 	new_alloc = PCPU_DFL_MAP_ALLOC;
 	while (new_alloc < chunk->map_used + 2)
 		new_alloc *= 2;
 
-	new = pcpu_mem_alloc(new_alloc * sizeof(new[0]));
-	if (!new) {
-		spin_lock_irq(&pcpu_lock);
+	return new_alloc;
+}
+
+/**
+ * pcpu_extend_area_map - extend area map of a chunk
+ * @chunk: chunk of interest
+ * @new_alloc: new target allocation length of the area map
+ *
+ * Extend area map of @chunk to have @new_alloc entries.
+ *
+ * CONTEXT:
+ * Does GFP_KERNEL allocation.  Grabs and releases pcpu_lock.
+ *
+ * RETURNS:
+ * 0 on success, -errno on failure.
+ */
+static int pcpu_extend_area_map(struct pcpu_chunk *chunk, int new_alloc)
+{
+	int *old = NULL, *new = NULL;
+	size_t old_size = 0, new_size = new_alloc * sizeof(new[0]);
+	unsigned long flags;
+
+	new = pcpu_mem_alloc(new_size);
+	if (!new)
 		return -ENOMEM;
-	}
 
-	/*
-	 * Acquire pcpu_lock and switch to new area map.  Only free
-	 * could have happened inbetween, so map_used couldn't have
-	 * grown.
-	 */
-	spin_lock_irq(&pcpu_lock);
-	BUG_ON(new_alloc < chunk->map_used + 2);
+	/* acquire pcpu_lock and switch to new area map */
+	spin_lock_irqsave(&pcpu_lock, flags);
+
+	if (new_alloc <= chunk->map_alloc)
+		goto out_unlock;
 
-	size = chunk->map_alloc * sizeof(chunk->map[0]);
-	memcpy(new, chunk->map, size);
+	old_size = chunk->map_alloc * sizeof(chunk->map[0]);
+	memcpy(new, chunk->map, old_size);
 
 	/*
 	 * map_alloc < PCPU_DFL_MAP_ALLOC indicates that the chunk is
 	 * one of the first chunks and still using static map.
 	 */
 	if (chunk->map_alloc >= PCPU_DFL_MAP_ALLOC)
-		pcpu_mem_free(chunk->map, size);
+		old = chunk->map;
 
 	chunk->map_alloc = new_alloc;
 	chunk->map = new;
+	new = NULL;
+
+out_unlock:
+	spin_unlock_irqrestore(&pcpu_lock, flags);
+
+	/*
+	 * pcpu_mem_free() might end up calling vfree() which uses
+	 * IRQ-unsafe lock and thus can't be called under pcpu_lock.
+	 */
+	pcpu_mem_free(old, old_size);
+	pcpu_mem_free(new, new_size);
+
 	return 0;
 }
 
@@ -1043,8 +1070,11 @@ static struct pcpu_chunk *alloc_pcpu_chunk(void)
  */
 static void *pcpu_alloc(size_t size, size_t align, bool reserved)
 {
+	static int warn_limit = 10;
 	struct pcpu_chunk *chunk;
-	int slot, off;
+	const char *err;
+	int slot, off, new_alloc;
+	unsigned long flags;
 
 	if (unlikely(!size || size > PCPU_MIN_UNIT_SIZE || align > PAGE_SIZE)) {
 		WARN(true, "illegal size (%zu) or align (%zu) for "
@@ -1053,17 +1083,31 @@ static void *pcpu_alloc(size_t size, size_t align, bool reserved)
 	}
 
 	mutex_lock(&pcpu_alloc_mutex);
-	spin_lock_irq(&pcpu_lock);
+	spin_lock_irqsave(&pcpu_lock, flags);
 
 	/* serve reserved allocations from the reserved chunk if available */
 	if (reserved && pcpu_reserved_chunk) {
 		chunk = pcpu_reserved_chunk;
-		if (size > chunk->contig_hint ||
-		    pcpu_extend_area_map(chunk) < 0)
+
+		if (size > chunk->contig_hint) {
+			err = "alloc from reserved chunk failed";
 			goto fail_unlock;
+		}
+
+		while ((new_alloc = pcpu_need_to_extend(chunk))) {
+			spin_unlock_irqrestore(&pcpu_lock, flags);
+			if (pcpu_extend_area_map(chunk, new_alloc) < 0) {
+				err = "failed to extend area map of reserved chunk";
+				goto fail_unlock_mutex;
+			}
+			spin_lock_irqsave(&pcpu_lock, flags);
+		}
+
 		off = pcpu_alloc_area(chunk, size, align);
 		if (off >= 0)
 			goto area_found;
+
+		err = "alloc from reserved chunk failed";
 		goto fail_unlock;
 	}
 
@@ -1074,13 +1118,20 @@ restart:
 			if (size > chunk->contig_hint)
 				continue;
 
-			switch (pcpu_extend_area_map(chunk)) {
-			case 0:
-				break;
-			case 1:
-				goto restart;	/* pcpu_lock dropped, restart */
-			default:
-				goto fail_unlock;
+			new_alloc = pcpu_need_to_extend(chunk);
+			if (new_alloc) {
+				spin_unlock_irqrestore(&pcpu_lock, flags);
+				if (pcpu_extend_area_map(chunk,
+							 new_alloc) < 0) {
+					err = "failed to extend area map";
+					goto fail_unlock_mutex;
+				}
+				spin_lock_irqsave(&pcpu_lock, flags);
+				/*
+				 * pcpu_lock has been dropped, need to
+				 * restart cpu_slot list walking.
+				 */
+				goto restart;
 			}
 
 			off = pcpu_alloc_area(chunk, size, align);
@@ -1090,23 +1141,26 @@ restart:
 	}
 
 	/* hmmm... no space left, create a new chunk */
-	spin_unlock_irq(&pcpu_lock);
+	spin_unlock_irqrestore(&pcpu_lock, flags);
 
 	chunk = alloc_pcpu_chunk();
-	if (!chunk)
+	if (!chunk) {
+		err = "failed to allocate new chunk";
 		goto fail_unlock_mutex;
+	}
 
-	spin_lock_irq(&pcpu_lock);
+	spin_lock_irqsave(&pcpu_lock, flags);
 	pcpu_chunk_relocate(chunk, -1);
 	goto restart;
 
 area_found:
-	spin_unlock_irq(&pcpu_lock);
+	spin_unlock_irqrestore(&pcpu_lock, flags);
 
 	/* populate, map and clear the area */
 	if (pcpu_populate_chunk(chunk, off, size)) {
-		spin_lock_irq(&pcpu_lock);
+		spin_lock_irqsave(&pcpu_lock, flags);
 		pcpu_free_area(chunk, off);
+		err = "failed to populate";
 		goto fail_unlock;
 	}
 
@@ -1116,9 +1170,16 @@ area_found:
 	return __addr_to_pcpu_ptr(chunk->base_addr + off);
 
 fail_unlock:
-	spin_unlock_irq(&pcpu_lock);
+	spin_unlock_irqrestore(&pcpu_lock, flags);
 fail_unlock_mutex:
 	mutex_unlock(&pcpu_alloc_mutex);
+	if (warn_limit) {
+		pr_warning("PERCPU: allocation failed, size=%zu align=%zu, "
+			   "%s\n", size, align, err);
+		dump_stack();
+		if (!--warn_limit)
+			pr_info("PERCPU: limit reached, disable warning\n");
+	}
 	return NULL;
 }
 
@@ -1347,6 +1408,10 @@ struct pcpu_alloc_info * __init pcpu_build_alloc_info(
 	struct pcpu_alloc_info *ai;
 	unsigned int *cpu_map;
 
+	/* this function may be called multiple times */
+	memset(group_map, 0, sizeof(group_map));
+	memset(group_cnt, 0, sizeof(group_map));
+
 	/*
 	 * Determine min_unit_size, alloc_size and max_upa such that
 	 * alloc_size is multiple of atom_size and is the smallest
@@ -1574,6 +1639,7 @@ static void pcpu_dump_alloc_info(const char *lvl,
 int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 				  void *base_addr)
 {
+	static char cpus_buf[4096] __initdata;
 	static int smap[2], dmap[2];
 	size_t dyn_size = ai->dyn_size;
 	size_t size_sum = ai->static_size + ai->reserved_size + dyn_size;
@@ -1585,17 +1651,26 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 	int *unit_map;
 	int group, unit, i;
 
+	cpumask_scnprintf(cpus_buf, sizeof(cpus_buf), cpu_possible_mask);
+
+#define PCPU_SETUP_BUG_ON(cond)	do {					\
+	if (unlikely(cond)) {						\
+		pr_emerg("PERCPU: failed to initialize, %s", #cond);	\
+		pr_emerg("PERCPU: cpu_possible_mask=%s\n", cpus_buf);	\
+		pcpu_dump_alloc_info(KERN_EMERG, ai);			\
+		BUG();							\
+	}								\
+} while (0)
+
 	/* sanity checks */
 	BUILD_BUG_ON(ARRAY_SIZE(smap) >= PCPU_DFL_MAP_ALLOC ||
 		     ARRAY_SIZE(dmap) >= PCPU_DFL_MAP_ALLOC);
-	BUG_ON(ai->nr_groups <= 0);
-	BUG_ON(!ai->static_size);
-	BUG_ON(!base_addr);
-	BUG_ON(ai->unit_size < size_sum);
-	BUG_ON(ai->unit_size & ~PAGE_MASK);
-	BUG_ON(ai->unit_size < PCPU_MIN_UNIT_SIZE);
-
-	pcpu_dump_alloc_info(KERN_DEBUG, ai);
+	PCPU_SETUP_BUG_ON(ai->nr_groups <= 0);
+	PCPU_SETUP_BUG_ON(!ai->static_size);
+	PCPU_SETUP_BUG_ON(!base_addr);
+	PCPU_SETUP_BUG_ON(ai->unit_size < size_sum);
+	PCPU_SETUP_BUG_ON(ai->unit_size & ~PAGE_MASK);
+	PCPU_SETUP_BUG_ON(ai->unit_size < PCPU_MIN_UNIT_SIZE);
 
 	/* process group information and build config tables accordingly */
 	group_offsets = alloc_bootmem(ai->nr_groups * sizeof(group_offsets[0]));
@@ -1604,7 +1679,7 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 	unit_off = alloc_bootmem(nr_cpu_ids * sizeof(unit_off[0]));
 
 	for (cpu = 0; cpu < nr_cpu_ids; cpu++)
-		unit_map[cpu] = NR_CPUS;
+		unit_map[cpu] = UINT_MAX;
 	pcpu_first_unit_cpu = NR_CPUS;
 
 	for (group = 0, unit = 0; group < ai->nr_groups; group++, unit += i) {
@@ -1618,8 +1693,9 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 			if (cpu == NR_CPUS)
 				continue;
 
-			BUG_ON(cpu > nr_cpu_ids || !cpu_possible(cpu));
-			BUG_ON(unit_map[cpu] != NR_CPUS);
+			PCPU_SETUP_BUG_ON(cpu > nr_cpu_ids);
+			PCPU_SETUP_BUG_ON(!cpu_possible(cpu));
+			PCPU_SETUP_BUG_ON(unit_map[cpu] != UINT_MAX);
 
 			unit_map[cpu] = unit + i;
 			unit_off[cpu] = gi->base_offset + i * ai->unit_size;
@@ -1632,7 +1708,11 @@ int __init pcpu_setup_first_chunk(const struct pcpu_alloc_info *ai,
 	pcpu_nr_units = unit;
 
 	for_each_possible_cpu(cpu)
-		BUG_ON(unit_map[cpu] == NR_CPUS);
+		PCPU_SETUP_BUG_ON(unit_map[cpu] == UINT_MAX);
+
+	/* we're done parsing the input, undefine BUG macro and dump config */
+#undef PCPU_SETUP_BUG_ON
+	pcpu_dump_alloc_info(KERN_INFO, ai);
 
 	pcpu_nr_groups = ai->nr_groups;
 	pcpu_group_offsets = group_offsets;
@@ -1782,7 +1862,7 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size,
 	void *base = (void *)ULONG_MAX;
 	void **areas = NULL;
 	struct pcpu_alloc_info *ai;
-	size_t size_sum, areas_size;
+	size_t size_sum, areas_size, max_distance;
 	int group, i, rc;
 
 	ai = pcpu_build_alloc_info(reserved_size, dyn_size, atom_size,
@@ -1832,8 +1912,25 @@ int __init pcpu_embed_first_chunk(size_t reserved_size, ssize_t dyn_size,
 	}
 
 	/* base address is now known, determine group base offsets */
-	for (group = 0; group < ai->nr_groups; group++)
+	max_distance = 0;
+	for (group = 0; group < ai->nr_groups; group++) {
 		ai->groups[group].base_offset = areas[group] - base;
+		max_distance = max_t(size_t, max_distance,
+				     ai->groups[group].base_offset);
+	}
+	max_distance += ai->unit_size;
+
+	/* warn if maximum distance is further than 75% of vmalloc space */
+	if (max_distance > (VMALLOC_END - VMALLOC_START) * 3 / 4) {
+		pr_warning("PERCPU: max_distance=0x%zx too large for vmalloc "
+			   "space 0x%lx\n",
+			   max_distance, VMALLOC_END - VMALLOC_START);
+#ifdef CONFIG_NEED_PER_CPU_PAGE_FIRST_CHUNK
+		/* and fail if we have fallback */
+		rc = -EINVAL;
+		goto out_free;
+#endif
+	}
 
 	pr_info("PERCPU: Embedded %zu pages/cpu @%p s%zu r%zu d%zu u%zu\n",
 		PFN_DOWN(size_sum), base, ai->static_size, ai->reserved_size,
diff --git a/mm/quicklist.c b/mm/quicklist.c
index 6eedf7e473d1..6633965bb27b 100644
--- a/mm/quicklist.c
+++ b/mm/quicklist.c
@@ -29,7 +29,6 @@ static unsigned long max_pages(unsigned long min_pages)
 	int node = numa_node_id();
 	struct zone *zones = NODE_DATA(node)->node_zones;
 	int num_cpus_on_node;
-	const struct cpumask *cpumask_on_node = cpumask_of_node(node);
 
 	node_free_pages =
 #ifdef CONFIG_ZONE_DMA
@@ -42,7 +41,7 @@ static unsigned long max_pages(unsigned long min_pages)
 
 	max = node_free_pages / FRACTION_OF_NODE_MEM;
 
-	num_cpus_on_node = cpus_weight_nr(*cpumask_on_node);
+	num_cpus_on_node = cpumask_weight(cpumask_of_node(node));
 	max /= num_cpus_on_node;
 
 	return max(max, min_pages);
diff --git a/mm/rmap.c b/mm/rmap.c
index 0895b5c7cbff..dd43373a483f 100644
--- a/mm/rmap.c
+++ b/mm/rmap.c
@@ -36,6 +36,11 @@
  *                 mapping->tree_lock (widely used, in set_page_dirty,
  *                           in arch-dependent flush_dcache_mmap_lock,
  *                           within inode_lock in __sync_single_inode)
+ *
+ * (code doesn't rely on that order so it could be switched around)
+ * ->tasklist_lock
+ *   anon_vma->lock      (memory_failure, collect_procs_anon)
+ *     pte map lock
  */
 
 #include <linux/mm.h>
@@ -191,7 +196,7 @@ void __init anon_vma_init(void)
  * Getting a lock on a stable anon_vma from a page off the LRU is
  * tricky: page_lock_anon_vma rely on RCU to guard against the races.
  */
-static struct anon_vma *page_lock_anon_vma(struct page *page)
+struct anon_vma *page_lock_anon_vma(struct page *page)
 {
 	struct anon_vma *anon_vma;
 	unsigned long anon_mapping;
@@ -211,7 +216,7 @@ out:
 	return NULL;
 }
 
-static void page_unlock_anon_vma(struct anon_vma *anon_vma)
+void page_unlock_anon_vma(struct anon_vma *anon_vma)
 {
 	spin_unlock(&anon_vma->lock);
 	rcu_read_unlock();
@@ -237,8 +242,8 @@ vma_address(struct page *page, struct vm_area_struct *vma)
 }
 
 /*
- * At what user virtual address is page expected in vma? checking that the
- * page matches the vma: currently only used on anon pages, by unuse_vma;
+ * At what user virtual address is page expected in vma?
+ * checking that the page matches the vma.
  */
 unsigned long page_address_in_vma(struct page *page, struct vm_area_struct *vma)
 {
@@ -311,7 +316,7 @@ pte_t *page_check_address(struct page *page, struct mm_struct *mm,
  * if the page is not mapped into the page tables of this VMA.  Only
  * valid for normal file or anonymous VMAs.
  */
-static int page_mapped_in_vma(struct page *page, struct vm_area_struct *vma)
+int page_mapped_in_vma(struct page *page, struct vm_area_struct *vma)
 {
 	unsigned long address;
 	pte_t *pte;
@@ -710,27 +715,6 @@ void page_add_file_rmap(struct page *page)
 	}
 }
 
-#ifdef CONFIG_DEBUG_VM
-/**
- * page_dup_rmap - duplicate pte mapping to a page
- * @page:	the page to add the mapping to
- * @vma:	the vm area being duplicated
- * @address:	the user virtual address mapped
- *
- * For copy_page_range only: minimal extract from page_add_file_rmap /
- * page_add_anon_rmap, avoiding unnecessary tests (already checked) so it's
- * quicker.
- *
- * The caller needs to hold the pte lock.
- */
-void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long address)
-{
-	if (PageAnon(page))
-		__page_check_anon_rmap(page, vma, address);
-	atomic_inc(&page->_mapcount);
-}
-#endif
-
 /**
  * page_remove_rmap - take down pte mapping from a page
  * @page: page to remove mapping from
@@ -739,34 +723,37 @@ void page_dup_rmap(struct page *page, struct vm_area_struct *vma, unsigned long
  */
 void page_remove_rmap(struct page *page)
 {
-	if (atomic_add_negative(-1, &page->_mapcount)) {
-		/*
-		 * Now that the last pte has gone, s390 must transfer dirty
-		 * flag from storage key to struct page.  We can usually skip
-		 * this if the page is anon, so about to be freed; but perhaps
-		 * not if it's in swapcache - there might be another pte slot
-		 * containing the swap entry, but page not yet written to swap.
-		 */
-		if ((!PageAnon(page) || PageSwapCache(page)) &&
-		    page_test_dirty(page)) {
-			page_clear_dirty(page);
-			set_page_dirty(page);
-		}
-		if (PageAnon(page))
-			mem_cgroup_uncharge_page(page);
-		__dec_zone_page_state(page,
-			PageAnon(page) ? NR_ANON_PAGES : NR_FILE_MAPPED);
-		mem_cgroup_update_mapped_file_stat(page, -1);
-		/*
-		 * It would be tidy to reset the PageAnon mapping here,
-		 * but that might overwrite a racing page_add_anon_rmap
-		 * which increments mapcount after us but sets mapping
-		 * before us: so leave the reset to free_hot_cold_page,
-		 * and remember that it's only reliable while mapped.
-		 * Leaving it set also helps swapoff to reinstate ptes
-		 * faster for those pages still in swapcache.
-		 */
+	/* page still mapped by someone else? */
+	if (!atomic_add_negative(-1, &page->_mapcount))
+		return;
+
+	/*
+	 * Now that the last pte has gone, s390 must transfer dirty
+	 * flag from storage key to struct page.  We can usually skip
+	 * this if the page is anon, so about to be freed; but perhaps
+	 * not if it's in swapcache - there might be another pte slot
+	 * containing the swap entry, but page not yet written to swap.
+	 */
+	if ((!PageAnon(page) || PageSwapCache(page)) && page_test_dirty(page)) {
+		page_clear_dirty(page);
+		set_page_dirty(page);
+	}
+	if (PageAnon(page)) {
+		mem_cgroup_uncharge_page(page);
+		__dec_zone_page_state(page, NR_ANON_PAGES);
+	} else {
+		__dec_zone_page_state(page, NR_FILE_MAPPED);
 	}
+	mem_cgroup_update_mapped_file_stat(page, -1);
+	/*
+	 * It would be tidy to reset the PageAnon mapping here,
+	 * but that might overwrite a racing page_add_anon_rmap
+	 * which increments mapcount after us but sets mapping
+	 * before us: so leave the reset to free_hot_cold_page,
+	 * and remember that it's only reliable while mapped.
+	 * Leaving it set also helps swapoff to reinstate ptes
+	 * faster for those pages still in swapcache.
+	 */
 }
 
 /*
@@ -774,7 +761,7 @@ void page_remove_rmap(struct page *page)
  * repeatedly from either try_to_unmap_anon or try_to_unmap_file.
  */
 static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
-				int migration)
+				enum ttu_flags flags)
 {
 	struct mm_struct *mm = vma->vm_mm;
 	unsigned long address;
@@ -796,11 +783,13 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
 	 * If it's recently referenced (perhaps page_referenced
 	 * skipped over this mm) then we should reactivate it.
 	 */
-	if (!migration) {
+	if (!(flags & TTU_IGNORE_MLOCK)) {
 		if (vma->vm_flags & VM_LOCKED) {
 			ret = SWAP_MLOCK;
 			goto out_unmap;
 		}
+	}
+	if (!(flags & TTU_IGNORE_ACCESS)) {
 		if (ptep_clear_flush_young_notify(vma, address, pte)) {
 			ret = SWAP_FAIL;
 			goto out_unmap;
@@ -818,7 +807,14 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
 	/* Update high watermark before we lower rss */
 	update_hiwater_rss(mm);
 
-	if (PageAnon(page)) {
+	if (PageHWPoison(page) && !(flags & TTU_IGNORE_HWPOISON)) {
+		if (PageAnon(page))
+			dec_mm_counter(mm, anon_rss);
+		else
+			dec_mm_counter(mm, file_rss);
+		set_pte_at(mm, address, pte,
+				swp_entry_to_pte(make_hwpoison_entry(page)));
+	} else if (PageAnon(page)) {
 		swp_entry_t entry = { .val = page_private(page) };
 
 		if (PageSwapCache(page)) {
@@ -840,12 +836,12 @@ static int try_to_unmap_one(struct page *page, struct vm_area_struct *vma,
 			 * pte. do_swap_page() will wait until the migration
 			 * pte is removed and then restart fault handling.
 			 */
-			BUG_ON(!migration);
+			BUG_ON(TTU_ACTION(flags) != TTU_MIGRATION);
 			entry = make_migration_entry(page, pte_write(pteval));
 		}
 		set_pte_at(mm, address, pte, swp_entry_to_pte(entry));
 		BUG_ON(pte_file(*pte));
-	} else if (PAGE_MIGRATION && migration) {
+	} else if (PAGE_MIGRATION && (TTU_ACTION(flags) == TTU_MIGRATION)) {
 		/* Establish migration entry for a file page */
 		swp_entry_t entry;
 		entry = make_migration_entry(page, pte_write(pteval));
@@ -1014,12 +1010,13 @@ static int try_to_mlock_page(struct page *page, struct vm_area_struct *vma)
  * vm_flags for that VMA.  That should be OK, because that vma shouldn't be
  * 'LOCKED.
  */
-static int try_to_unmap_anon(struct page *page, int unlock, int migration)
+static int try_to_unmap_anon(struct page *page, enum ttu_flags flags)
 {
 	struct anon_vma *anon_vma;
 	struct vm_area_struct *vma;
 	unsigned int mlocked = 0;
 	int ret = SWAP_AGAIN;
+	int unlock = TTU_ACTION(flags) == TTU_MUNLOCK;
 
 	if (MLOCK_PAGES && unlikely(unlock))
 		ret = SWAP_SUCCESS;	/* default for try_to_munlock() */
@@ -1035,7 +1032,7 @@ static int try_to_unmap_anon(struct page *page, int unlock, int migration)
 				continue;  /* must visit all unlocked vmas */
 			ret = SWAP_MLOCK;  /* saw at least one mlocked vma */
 		} else {
-			ret = try_to_unmap_one(page, vma, migration);
+			ret = try_to_unmap_one(page, vma, flags);
 			if (ret == SWAP_FAIL || !page_mapped(page))
 				break;
 		}
@@ -1059,8 +1056,7 @@ static int try_to_unmap_anon(struct page *page, int unlock, int migration)
 /**
  * try_to_unmap_file - unmap/unlock file page using the object-based rmap method
  * @page: the page to unmap/unlock
- * @unlock:  request for unlock rather than unmap [unlikely]
- * @migration:  unmapping for migration - ignored if @unlock
+ * @flags: action and flags
  *
  * Find all the mappings of a page using the mapping pointer and the vma chains
  * contained in the address_space struct it points to.
@@ -1072,7 +1068,7 @@ static int try_to_unmap_anon(struct page *page, int unlock, int migration)
  * vm_flags for that VMA.  That should be OK, because that vma shouldn't be
  * 'LOCKED.
  */
-static int try_to_unmap_file(struct page *page, int unlock, int migration)
+static int try_to_unmap_file(struct page *page, enum ttu_flags flags)
 {
 	struct address_space *mapping = page->mapping;
 	pgoff_t pgoff = page->index << (PAGE_CACHE_SHIFT - PAGE_SHIFT);
@@ -1084,6 +1080,7 @@ static int try_to_unmap_file(struct page *page, int unlock, int migration)
 	unsigned long max_nl_size = 0;
 	unsigned int mapcount;
 	unsigned int mlocked = 0;
+	int unlock = TTU_ACTION(flags) == TTU_MUNLOCK;
 
 	if (MLOCK_PAGES && unlikely(unlock))
 		ret = SWAP_SUCCESS;	/* default for try_to_munlock() */
@@ -1096,7 +1093,7 @@ static int try_to_unmap_file(struct page *page, int unlock, int migration)
 				continue;	/* must visit all vmas */
 			ret = SWAP_MLOCK;
 		} else {
-			ret = try_to_unmap_one(page, vma, migration);
+			ret = try_to_unmap_one(page, vma, flags);
 			if (ret == SWAP_FAIL || !page_mapped(page))
 				goto out;
 		}
@@ -1121,7 +1118,8 @@ static int try_to_unmap_file(struct page *page, int unlock, int migration)
 			ret = SWAP_MLOCK;	/* leave mlocked == 0 */
 			goto out;		/* no need to look further */
 		}
-		if (!MLOCK_PAGES && !migration && (vma->vm_flags & VM_LOCKED))
+		if (!MLOCK_PAGES && !(flags & TTU_IGNORE_MLOCK) &&
+			(vma->vm_flags & VM_LOCKED))
 			continue;
 		cursor = (unsigned long) vma->vm_private_data;
 		if (cursor > max_nl_cursor)
@@ -1155,7 +1153,7 @@ static int try_to_unmap_file(struct page *page, int unlock, int migration)
 	do {
 		list_for_each_entry(vma, &mapping->i_mmap_nonlinear,
 						shared.vm_set.list) {
-			if (!MLOCK_PAGES && !migration &&
+			if (!MLOCK_PAGES && !(flags & TTU_IGNORE_MLOCK) &&
 			    (vma->vm_flags & VM_LOCKED))
 				continue;
 			cursor = (unsigned long) vma->vm_private_data;
@@ -1195,7 +1193,7 @@ out:
 /**
  * try_to_unmap - try to remove all page table mappings to a page
  * @page: the page to get unmapped
- * @migration: migration flag
+ * @flags: action and flags
  *
  * Tries to remove all the page table entries which are mapping this
  * page, used in the pageout path.  Caller must hold the page lock.
@@ -1206,16 +1204,16 @@ out:
  * SWAP_FAIL	- the page is unswappable
  * SWAP_MLOCK	- page is mlocked.
  */
-int try_to_unmap(struct page *page, int migration)
+int try_to_unmap(struct page *page, enum ttu_flags flags)
 {
 	int ret;
 
 	BUG_ON(!PageLocked(page));
 
 	if (PageAnon(page))
-		ret = try_to_unmap_anon(page, 0, migration);
+		ret = try_to_unmap_anon(page, flags);
 	else
-		ret = try_to_unmap_file(page, 0, migration);
+		ret = try_to_unmap_file(page, flags);
 	if (ret != SWAP_MLOCK && !page_mapped(page))
 		ret = SWAP_SUCCESS;
 	return ret;
@@ -1240,8 +1238,8 @@ int try_to_munlock(struct page *page)
 	VM_BUG_ON(!PageLocked(page) || PageLRU(page));
 
 	if (PageAnon(page))
-		return try_to_unmap_anon(page, 1, 0);
+		return try_to_unmap_anon(page, TTU_MUNLOCK);
 	else
-		return try_to_unmap_file(page, 1, 0);
+		return try_to_unmap_file(page, TTU_MUNLOCK);
 }
 
diff --git a/mm/shmem.c b/mm/shmem.c
index bd20f8bb02aa..356dd99566ec 100644
--- a/mm/shmem.c
+++ b/mm/shmem.c
@@ -49,7 +49,6 @@ static struct vfsmount *shm_mnt;
 #include <linux/backing-dev.h>
 #include <linux/shmem_fs.h>
 #include <linux/writeback.h>
-#include <linux/vfs.h>
 #include <linux/blkdev.h>
 #include <linux/security.h>
 #include <linux/swapops.h>
@@ -219,7 +218,7 @@ static const struct file_operations shmem_file_operations;
 static const struct inode_operations shmem_inode_operations;
 static const struct inode_operations shmem_dir_inode_operations;
 static const struct inode_operations shmem_special_inode_operations;
-static struct vm_operations_struct shmem_vm_ops;
+static const struct vm_operations_struct shmem_vm_ops;
 
 static struct backing_dev_info shmem_backing_dev_info  __read_mostly = {
 	.ra_pages	= 0,	/* No readahead */
@@ -1047,8 +1046,9 @@ static int shmem_writepage(struct page *page, struct writeback_control *wbc)
 	 * sync from ever calling shmem_writepage; but a stacking filesystem
 	 * may use the ->writepage of its underlying filesystem, in which case
 	 * tmpfs should write out to swap only in response to memory pressure,
-	 * and not for pdflush or sync.  However, in those cases, we do still
-	 * want to check if there's a redundant swappage to be discarded.
+	 * and not for the writeback threads or sync.  However, in those cases,
+	 * we do still want to check if there's a redundant swappage to be
+	 * discarded.
 	 */
 	if (wbc->for_reclaim)
 		swap = get_swap_page();
@@ -1097,6 +1097,10 @@ static int shmem_writepage(struct page *page, struct writeback_control *wbc)
 	shmem_swp_unmap(entry);
 unlock:
 	spin_unlock(&info->lock);
+	/*
+	 * add_to_swap_cache() doesn't return -EEXIST, so we can safely
+	 * clear SWAP_HAS_CACHE flag.
+	 */
 	swapcache_free(swap, NULL);
 redirty:
 	set_page_dirty(page);
@@ -1630,8 +1634,8 @@ shmem_write_end(struct file *file, struct address_space *mapping,
 	if (pos + copied > inode->i_size)
 		i_size_write(inode, pos + copied);
 
-	unlock_page(page);
 	set_page_dirty(page);
+	unlock_page(page);
 	page_cache_release(page);
 
 	return copied;
@@ -1968,13 +1972,13 @@ static int shmem_symlink(struct inode *dir, struct dentry *dentry, const char *s
 			iput(inode);
 			return error;
 		}
-		unlock_page(page);
 		inode->i_mapping->a_ops = &shmem_aops;
 		inode->i_op = &shmem_symlink_inode_operations;
 		kaddr = kmap_atomic(page, KM_USER0);
 		memcpy(kaddr, symname, len);
 		kunmap_atomic(kaddr, KM_USER0);
 		set_page_dirty(page);
+		unlock_page(page);
 		page_cache_release(page);
 	}
 	if (dir->i_mode & S_ISGID)
@@ -2306,17 +2310,14 @@ int shmem_fill_super(struct super_block *sb, void *data, int silent)
 	int err = -ENOMEM;
 
 	/* Round up to L1_CACHE_BYTES to resist false sharing */
-	sbinfo = kmalloc(max((int)sizeof(struct shmem_sb_info),
+	sbinfo = kzalloc(max((int)sizeof(struct shmem_sb_info),
 				L1_CACHE_BYTES), GFP_KERNEL);
 	if (!sbinfo)
 		return -ENOMEM;
 
-	sbinfo->max_blocks = 0;
-	sbinfo->max_inodes = 0;
 	sbinfo->mode = S_IRWXUGO | S_ISVTX;
 	sbinfo->uid = current_fsuid();
 	sbinfo->gid = current_fsgid();
-	sbinfo->mpol = NULL;
 	sb->s_fs_info = sbinfo;
 
 #ifdef CONFIG_TMPFS
@@ -2420,6 +2421,7 @@ static const struct address_space_operations shmem_aops = {
 	.write_end	= shmem_write_end,
 #endif
 	.migratepage	= migrate_page,
+	.error_remove_page = generic_error_remove_page,
 };
 
 static const struct file_operations shmem_file_operations = {
@@ -2496,7 +2498,7 @@ static const struct super_operations shmem_ops = {
 	.put_super	= shmem_put_super,
 };
 
-static struct vm_operations_struct shmem_vm_ops = {
+static const struct vm_operations_struct shmem_vm_ops = {
 	.fault		= shmem_fault,
 #ifdef CONFIG_NUMA
 	.set_policy     = shmem_set_policy,
@@ -2590,6 +2592,11 @@ int shmem_unuse(swp_entry_t entry, struct page *page)
 	return 0;
 }
 
+int shmem_lock(struct file *file, int lock, struct user_struct *user)
+{
+	return 0;
+}
+
 #define shmem_vm_ops				generic_file_vm_ops
 #define shmem_file_operations			ramfs_file_operations
 #define shmem_get_inode(sb, mode, dev, flags)	ramfs_get_inode(sb, mode, dev)
diff --git a/mm/slab.c b/mm/slab.c
index 7b5d4deacfcd..7dfa481c96ba 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -1384,7 +1384,7 @@ void __init kmem_cache_init(void)
 	 * Fragmentation resistance on low memory - only use bigger
 	 * page orders on machines with more than 32MB of memory.
 	 */
-	if (num_physpages > (32 << 20) >> PAGE_SHIFT)
+	if (totalram_pages > (32 << 20) >> PAGE_SHIFT)
 		slab_break_gfp_order = BREAK_GFP_ORDER_HI;
 
 	/* Bootstrap is tricky, because several objects are allocated
diff --git a/mm/slub.c b/mm/slub.c
index 0a216aae227e..4996fc719552 100644
--- a/mm/slub.c
+++ b/mm/slub.c
@@ -3345,6 +3345,9 @@ struct kmem_cache *kmem_cache_create(const char *name, size_t size,
 {
 	struct kmem_cache *s;
 
+	if (WARN_ON(!name))
+		return NULL;
+
 	down_write(&slub_lock);
 	s = find_mergeable(size, align, flags, name, ctor);
 	if (s) {
diff --git a/mm/sparse-vmemmap.c b/mm/sparse-vmemmap.c
index a13ea6401ae7..d9714bdcb4a3 100644
--- a/mm/sparse-vmemmap.c
+++ b/mm/sparse-vmemmap.c
@@ -48,8 +48,14 @@ void * __meminit vmemmap_alloc_block(unsigned long size, int node)
 {
 	/* If the main allocator is up use that, fallback to bootmem. */
 	if (slab_is_available()) {
-		struct page *page = alloc_pages_node(node,
+		struct page *page;
+
+		if (node_state(node, N_HIGH_MEMORY))
+			page = alloc_pages_node(node,
 				GFP_KERNEL | __GFP_ZERO, get_order(size));
+		else
+			page = alloc_pages(GFP_KERNEL | __GFP_ZERO,
+				get_order(size));
 		if (page)
 			return page_address(page);
 		return NULL;
diff --git a/mm/sparse.c b/mm/sparse.c
index da432d9f0ae8..6ce4aab69e99 100644
--- a/mm/sparse.c
+++ b/mm/sparse.c
@@ -62,9 +62,12 @@ static struct mem_section noinline __init_refok *sparse_index_alloc(int nid)
 	unsigned long array_size = SECTIONS_PER_ROOT *
 				   sizeof(struct mem_section);
 
-	if (slab_is_available())
-		section = kmalloc_node(array_size, GFP_KERNEL, nid);
-	else
+	if (slab_is_available()) {
+		if (node_state(nid, N_HIGH_MEMORY))
+			section = kmalloc_node(array_size, GFP_KERNEL, nid);
+		else
+			section = kmalloc(array_size, GFP_KERNEL);
+	} else
 		section = alloc_bootmem_node(NODE_DATA(nid), array_size);
 
 	if (section)
diff --git a/mm/swap.c b/mm/swap.c
index cb29ae5d33ab..308e57d8d7ed 100644
--- a/mm/swap.c
+++ b/mm/swap.c
@@ -118,7 +118,7 @@ static void pagevec_move_tail(struct pagevec *pvec)
 			spin_lock(&zone->lru_lock);
 		}
 		if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) {
-			int lru = page_is_file_cache(page);
+			int lru = page_lru_base_type(page);
 			list_move_tail(&page->lru, &zone->lru[lru].list);
 			pgmoved++;
 		}
@@ -181,7 +181,7 @@ void activate_page(struct page *page)
 	spin_lock_irq(&zone->lru_lock);
 	if (PageLRU(page) && !PageActive(page) && !PageUnevictable(page)) {
 		int file = page_is_file_cache(page);
-		int lru = LRU_BASE + file;
+		int lru = page_lru_base_type(page);
 		del_page_from_lru_list(zone, page, lru);
 
 		SetPageActive(page);
@@ -189,7 +189,7 @@ void activate_page(struct page *page)
 		add_page_to_lru_list(zone, page, lru);
 		__count_vm_event(PGACTIVATE);
 
-		update_page_reclaim_stat(zone, page, !!file, 1);
+		update_page_reclaim_stat(zone, page, file, 1);
 	}
 	spin_unlock_irq(&zone->lru_lock);
 }
@@ -496,7 +496,7 @@ EXPORT_SYMBOL(pagevec_lookup_tag);
  */
 void __init swap_setup(void)
 {
-	unsigned long megs = num_physpages >> (20 - PAGE_SHIFT);
+	unsigned long megs = totalram_pages >> (20 - PAGE_SHIFT);
 
 #ifdef CONFIG_SWAP
 	bdi_init(swapper_space.backing_dev_info);
diff --git a/mm/swap_state.c b/mm/swap_state.c
index 5ae6b8b78c80..6d1daeb1cb4a 100644
--- a/mm/swap_state.c
+++ b/mm/swap_state.c
@@ -67,10 +67,10 @@ void show_swap_cache_info(void)
 }
 
 /*
- * add_to_swap_cache resembles add_to_page_cache_locked on swapper_space,
+ * __add_to_swap_cache resembles add_to_page_cache_locked on swapper_space,
  * but sets SwapCache flag and private instead of mapping and index.
  */
-int add_to_swap_cache(struct page *page, swp_entry_t entry, gfp_t gfp_mask)
+static int __add_to_swap_cache(struct page *page, swp_entry_t entry)
 {
 	int error;
 
@@ -78,28 +78,43 @@ int add_to_swap_cache(struct page *page, swp_entry_t entry, gfp_t gfp_mask)
 	VM_BUG_ON(PageSwapCache(page));
 	VM_BUG_ON(!PageSwapBacked(page));
 
+	page_cache_get(page);
+	SetPageSwapCache(page);
+	set_page_private(page, entry.val);
+
+	spin_lock_irq(&swapper_space.tree_lock);
+	error = radix_tree_insert(&swapper_space.page_tree, entry.val, page);
+	if (likely(!error)) {
+		total_swapcache_pages++;
+		__inc_zone_page_state(page, NR_FILE_PAGES);
+		INC_CACHE_INFO(add_total);
+	}
+	spin_unlock_irq(&swapper_space.tree_lock);
+
+	if (unlikely(error)) {
+		/*
+		 * Only the context which have set SWAP_HAS_CACHE flag
+		 * would call add_to_swap_cache().
+		 * So add_to_swap_cache() doesn't returns -EEXIST.
+		 */
+		VM_BUG_ON(error == -EEXIST);
+		set_page_private(page, 0UL);
+		ClearPageSwapCache(page);
+		page_cache_release(page);
+	}
+
+	return error;
+}
+
+
+int add_to_swap_cache(struct page *page, swp_entry_t entry, gfp_t gfp_mask)
+{
+	int error;
+
 	error = radix_tree_preload(gfp_mask);
 	if (!error) {
-		page_cache_get(page);
-		SetPageSwapCache(page);
-		set_page_private(page, entry.val);
-
-		spin_lock_irq(&swapper_space.tree_lock);
-		error = radix_tree_insert(&swapper_space.page_tree,
-						entry.val, page);
-		if (likely(!error)) {
-			total_swapcache_pages++;
-			__inc_zone_page_state(page, NR_FILE_PAGES);
-			INC_CACHE_INFO(add_total);
-		}
-		spin_unlock_irq(&swapper_space.tree_lock);
+		error = __add_to_swap_cache(page, entry);
 		radix_tree_preload_end();
-
-		if (unlikely(error)) {
-			set_page_private(page, 0UL);
-			ClearPageSwapCache(page);
-			page_cache_release(page);
-		}
 	}
 	return error;
 }
@@ -137,38 +152,34 @@ int add_to_swap(struct page *page)
 	VM_BUG_ON(!PageLocked(page));
 	VM_BUG_ON(!PageUptodate(page));
 
-	for (;;) {
-		entry = get_swap_page();
-		if (!entry.val)
-			return 0;
+	entry = get_swap_page();
+	if (!entry.val)
+		return 0;
 
+	/*
+	 * Radix-tree node allocations from PF_MEMALLOC contexts could
+	 * completely exhaust the page allocator. __GFP_NOMEMALLOC
+	 * stops emergency reserves from being allocated.
+	 *
+	 * TODO: this could cause a theoretical memory reclaim
+	 * deadlock in the swap out path.
+	 */
+	/*
+	 * Add it to the swap cache and mark it dirty
+	 */
+	err = add_to_swap_cache(page, entry,
+			__GFP_HIGH|__GFP_NOMEMALLOC|__GFP_NOWARN);
+
+	if (!err) {	/* Success */
+		SetPageDirty(page);
+		return 1;
+	} else {	/* -ENOMEM radix-tree allocation failure */
 		/*
-		 * Radix-tree node allocations from PF_MEMALLOC contexts could
-		 * completely exhaust the page allocator. __GFP_NOMEMALLOC
-		 * stops emergency reserves from being allocated.
-		 *
-		 * TODO: this could cause a theoretical memory reclaim
-		 * deadlock in the swap out path.
-		 */
-		/*
-		 * Add it to the swap cache and mark it dirty
+		 * add_to_swap_cache() doesn't return -EEXIST, so we can safely
+		 * clear SWAP_HAS_CACHE flag.
 		 */
-		err = add_to_swap_cache(page, entry,
-				__GFP_HIGH|__GFP_NOMEMALLOC|__GFP_NOWARN);
-
-		switch (err) {
-		case 0:				/* Success */
-			SetPageDirty(page);
-			return 1;
-		case -EEXIST:
-			/* Raced with "speculative" read_swap_cache_async */
-			swapcache_free(entry, NULL);
-			continue;
-		default:
-			/* -ENOMEM radix-tree allocation failure */
-			swapcache_free(entry, NULL);
-			return 0;
-		}
+		swapcache_free(entry, NULL);
+		return 0;
 	}
 }
 
@@ -290,26 +301,31 @@ struct page *read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask,
 		}
 
 		/*
+		 * call radix_tree_preload() while we can wait.
+		 */
+		err = radix_tree_preload(gfp_mask & GFP_KERNEL);
+		if (err)
+			break;
+
+		/*
 		 * Swap entry may have been freed since our caller observed it.
 		 */
 		err = swapcache_prepare(entry);
-		if (err == -EEXIST) /* seems racy */
+		if (err == -EEXIST) {	/* seems racy */
+			radix_tree_preload_end();
 			continue;
-		if (err)           /* swp entry is obsolete ? */
+		}
+		if (err) {		/* swp entry is obsolete ? */
+			radix_tree_preload_end();
 			break;
+		}
 
-		/*
-		 * Associate the page with swap entry in the swap cache.
-		 * May fail (-EEXIST) if there is already a page associated
-		 * with this entry in the swap cache: added by a racing
-		 * read_swap_cache_async, or add_to_swap or shmem_writepage
-		 * re-using the just freed swap entry for an existing page.
-		 * May fail (-ENOMEM) if radix-tree node allocation failed.
-		 */
+		/* May fail (-ENOMEM) if radix-tree node allocation failed. */
 		__set_page_locked(new_page);
 		SetPageSwapBacked(new_page);
-		err = add_to_swap_cache(new_page, entry, gfp_mask & GFP_KERNEL);
+		err = __add_to_swap_cache(new_page, entry);
 		if (likely(!err)) {
+			radix_tree_preload_end();
 			/*
 			 * Initiate read into locked page and return.
 			 */
@@ -317,8 +333,13 @@ struct page *read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask,
 			swap_readpage(new_page);
 			return new_page;
 		}
+		radix_tree_preload_end();
 		ClearPageSwapBacked(new_page);
 		__clear_page_locked(new_page);
+		/*
+		 * add_to_swap_cache() doesn't return -EEXIST, so we can safely
+		 * clear SWAP_HAS_CACHE flag.
+		 */
 		swapcache_free(entry, NULL);
 	} while (err != -ENOMEM);
 
diff --git a/mm/swapfile.c b/mm/swapfile.c
index 74f1102e8749..9c590eef7912 100644
--- a/mm/swapfile.c
+++ b/mm/swapfile.c
@@ -699,7 +699,7 @@ int free_swap_and_cache(swp_entry_t entry)
 	struct swap_info_struct *p;
 	struct page *page = NULL;
 
-	if (is_migration_entry(entry))
+	if (non_swap_entry(entry))
 		return 1;
 
 	p = swap_info_get(entry);
@@ -1151,8 +1151,7 @@ static int try_to_unuse(unsigned int type)
 				} else
 					retval = unuse_mm(mm, entry, page);
 
-				if (set_start_mm &&
-				    swap_count(*swap_map) < swcount) {
+				if (set_start_mm && *swap_map < swcount) {
 					mmput(new_start_mm);
 					atomic_inc(&mm->mm_users);
 					new_start_mm = mm;
@@ -1575,9 +1574,9 @@ SYSCALL_DEFINE1(swapoff, const char __user *, specialfile)
 	p->flags &= ~SWP_WRITEOK;
 	spin_unlock(&swap_lock);
 
-	current->flags |= PF_SWAPOFF;
+	current->flags |= PF_OOM_ORIGIN;
 	err = try_to_unuse(type);
-	current->flags &= ~PF_SWAPOFF;
+	current->flags &= ~PF_OOM_ORIGIN;
 
 	if (err) {
 		/* re-insert swap space back into swap_list */
@@ -1974,12 +1973,14 @@ SYSCALL_DEFINE2(swapon, const char __user *, specialfile, int, swap_flags)
 		goto bad_swap;
 	}
 
-	if (blk_queue_nonrot(bdev_get_queue(p->bdev))) {
-		p->flags |= SWP_SOLIDSTATE;
-		p->cluster_next = 1 + (random32() % p->highest_bit);
+	if (p->bdev) {
+		if (blk_queue_nonrot(bdev_get_queue(p->bdev))) {
+			p->flags |= SWP_SOLIDSTATE;
+			p->cluster_next = 1 + (random32() % p->highest_bit);
+		}
+		if (discard_swap(p) == 0)
+			p->flags |= SWP_DISCARDABLE;
 	}
-	if (discard_swap(p) == 0)
-		p->flags |= SWP_DISCARDABLE;
 
 	mutex_lock(&swapon_mutex);
 	spin_lock(&swap_lock);
@@ -2085,7 +2086,7 @@ static int __swap_duplicate(swp_entry_t entry, bool cache)
 	int count;
 	bool has_cache;
 
-	if (is_migration_entry(entry))
+	if (non_swap_entry(entry))
 		return -EINVAL;
 
 	type = swp_type(entry);
diff --git a/mm/truncate.c b/mm/truncate.c
index ccc3ecf7cb98..450cebdabfc0 100644
--- a/mm/truncate.c
+++ b/mm/truncate.c
@@ -93,11 +93,11 @@ EXPORT_SYMBOL(cancel_dirty_page);
  * its lock, b) when a concurrent invalidate_mapping_pages got there first and
  * c) when tmpfs swizzles a page between a tmpfs inode and swapper_space.
  */
-static void
+static int
 truncate_complete_page(struct address_space *mapping, struct page *page)
 {
 	if (page->mapping != mapping)
-		return;
+		return -EIO;
 
 	if (page_has_private(page))
 		do_invalidatepage(page, 0);
@@ -108,6 +108,7 @@ truncate_complete_page(struct address_space *mapping, struct page *page)
 	remove_from_page_cache(page);
 	ClearPageMappedToDisk(page);
 	page_cache_release(page);	/* pagecache ref */
+	return 0;
 }
 
 /*
@@ -135,6 +136,51 @@ invalidate_complete_page(struct address_space *mapping, struct page *page)
 	return ret;
 }
 
+int truncate_inode_page(struct address_space *mapping, struct page *page)
+{
+	if (page_mapped(page)) {
+		unmap_mapping_range(mapping,
+				   (loff_t)page->index << PAGE_CACHE_SHIFT,
+				   PAGE_CACHE_SIZE, 0);
+	}
+	return truncate_complete_page(mapping, page);
+}
+
+/*
+ * Used to get rid of pages on hardware memory corruption.
+ */
+int generic_error_remove_page(struct address_space *mapping, struct page *page)
+{
+	if (!mapping)
+		return -EINVAL;
+	/*
+	 * Only punch for normal data pages for now.
+	 * Handling other types like directories would need more auditing.
+	 */
+	if (!S_ISREG(mapping->host->i_mode))
+		return -EIO;
+	return truncate_inode_page(mapping, page);
+}
+EXPORT_SYMBOL(generic_error_remove_page);
+
+/*
+ * Safely invalidate one page from its pagecache mapping.
+ * It only drops clean, unused pages. The page must be locked.
+ *
+ * Returns 1 if the page is successfully invalidated, otherwise 0.
+ */
+int invalidate_inode_page(struct page *page)
+{
+	struct address_space *mapping = page_mapping(page);
+	if (!mapping)
+		return 0;
+	if (PageDirty(page) || PageWriteback(page))
+		return 0;
+	if (page_mapped(page))
+		return 0;
+	return invalidate_complete_page(mapping, page);
+}
+
 /**
  * truncate_inode_pages - truncate range of pages specified by start & end byte offsets
  * @mapping: mapping to truncate
@@ -196,12 +242,7 @@ void truncate_inode_pages_range(struct address_space *mapping,
 				unlock_page(page);
 				continue;
 			}
-			if (page_mapped(page)) {
-				unmap_mapping_range(mapping,
-				  (loff_t)page_index<<PAGE_CACHE_SHIFT,
-				  PAGE_CACHE_SIZE, 0);
-			}
-			truncate_complete_page(mapping, page);
+			truncate_inode_page(mapping, page);
 			unlock_page(page);
 		}
 		pagevec_release(&pvec);
@@ -238,15 +279,10 @@ void truncate_inode_pages_range(struct address_space *mapping,
 				break;
 			lock_page(page);
 			wait_on_page_writeback(page);
-			if (page_mapped(page)) {
-				unmap_mapping_range(mapping,
-				  (loff_t)page->index<<PAGE_CACHE_SHIFT,
-				  PAGE_CACHE_SIZE, 0);
-			}
+			truncate_inode_page(mapping, page);
 			if (page->index > next)
 				next = page->index;
 			next++;
-			truncate_complete_page(mapping, page);
 			unlock_page(page);
 		}
 		pagevec_release(&pvec);
@@ -311,12 +347,8 @@ unsigned long invalidate_mapping_pages(struct address_space *mapping,
 			if (lock_failed)
 				continue;
 
-			if (PageDirty(page) || PageWriteback(page))
-				goto unlock;
-			if (page_mapped(page))
-				goto unlock;
-			ret += invalidate_complete_page(mapping, page);
-unlock:
+			ret += invalidate_inode_page(page);
+
 			unlock_page(page);
 			if (next > end)
 				break;
@@ -465,3 +497,67 @@ int invalidate_inode_pages2(struct address_space *mapping)
 	return invalidate_inode_pages2_range(mapping, 0, -1);
 }
 EXPORT_SYMBOL_GPL(invalidate_inode_pages2);
+
+/**
+ * truncate_pagecache - unmap and remove pagecache that has been truncated
+ * @inode: inode
+ * @old: old file offset
+ * @new: new file offset
+ *
+ * inode's new i_size must already be written before truncate_pagecache
+ * is called.
+ *
+ * This function should typically be called before the filesystem
+ * releases resources associated with the freed range (eg. deallocates
+ * blocks). This way, pagecache will always stay logically coherent
+ * with on-disk format, and the filesystem would not have to deal with
+ * situations such as writepage being called for a page that has already
+ * had its underlying blocks deallocated.
+ */
+void truncate_pagecache(struct inode *inode, loff_t old, loff_t new)
+{
+	if (new < old) {
+		struct address_space *mapping = inode->i_mapping;
+
+		/*
+		 * unmap_mapping_range is called twice, first simply for
+		 * efficiency so that truncate_inode_pages does fewer
+		 * single-page unmaps.  However after this first call, and
+		 * before truncate_inode_pages finishes, it is possible for
+		 * private pages to be COWed, which remain after
+		 * truncate_inode_pages finishes, hence the second
+		 * unmap_mapping_range call must be made for correctness.
+		 */
+		unmap_mapping_range(mapping, new + PAGE_SIZE - 1, 0, 1);
+		truncate_inode_pages(mapping, new);
+		unmap_mapping_range(mapping, new + PAGE_SIZE - 1, 0, 1);
+	}
+}
+EXPORT_SYMBOL(truncate_pagecache);
+
+/**
+ * vmtruncate - unmap mappings "freed" by truncate() syscall
+ * @inode: inode of the file used
+ * @offset: file offset to start truncating
+ *
+ * NOTE! We have to be ready to update the memory sharing
+ * between the file and the memory map for a potential last
+ * incomplete page.  Ugly, but necessary.
+ */
+int vmtruncate(struct inode *inode, loff_t offset)
+{
+	loff_t oldsize;
+	int error;
+
+	error = inode_newsize_ok(inode, offset);
+	if (error)
+		return error;
+	oldsize = inode->i_size;
+	i_size_write(inode, offset);
+	truncate_pagecache(inode, oldsize, offset);
+	if (inode->i_op->truncate)
+		inode->i_op->truncate(inode);
+
+	return error;
+}
+EXPORT_SYMBOL(vmtruncate);
diff --git a/mm/vmalloc.c b/mm/vmalloc.c
index 204b8243d8ab..0f551a4a44cd 100644
--- a/mm/vmalloc.c
+++ b/mm/vmalloc.c
@@ -12,6 +12,7 @@
 #include <linux/mm.h>
 #include <linux/module.h>
 #include <linux/highmem.h>
+#include <linux/sched.h>
 #include <linux/slab.h>
 #include <linux/spinlock.h>
 #include <linux/interrupt.h>
@@ -25,10 +26,10 @@
 #include <linux/rcupdate.h>
 #include <linux/pfn.h>
 #include <linux/kmemleak.h>
-
 #include <asm/atomic.h>
 #include <asm/uaccess.h>
 #include <asm/tlbflush.h>
+#include <asm/shmparam.h>
 
 
 /*** Page table manipulation functions ***/
@@ -168,11 +169,9 @@ static int vmap_page_range_noflush(unsigned long start, unsigned long end,
 		next = pgd_addr_end(addr, end);
 		err = vmap_pud_range(pgd, addr, next, prot, pages, &nr);
 		if (err)
-			break;
+			return err;
 	} while (pgd++, addr = next, addr != end);
 
-	if (unlikely(err))
-		return err;
 	return nr;
 }
 
@@ -186,7 +185,7 @@ static int vmap_page_range(unsigned long start, unsigned long end,
 	return ret;
 }
 
-static inline int is_vmalloc_or_module_addr(const void *x)
+int is_vmalloc_or_module_addr(const void *x)
 {
 	/*
 	 * ARM, x86-64 and sparc64 put modules in a special place,
@@ -1158,12 +1157,11 @@ static void insert_vmalloc_vm(struct vm_struct *vm, struct vmap_area *va,
 }
 
 static struct vm_struct *__get_vm_area_node(unsigned long size,
-		unsigned long flags, unsigned long start, unsigned long end,
-		int node, gfp_t gfp_mask, void *caller)
+		unsigned long align, unsigned long flags, unsigned long start,
+		unsigned long end, int node, gfp_t gfp_mask, void *caller)
 {
 	static struct vmap_area *va;
 	struct vm_struct *area;
-	unsigned long align = 1;
 
 	BUG_ON(in_interrupt());
 	if (flags & VM_IOREMAP) {
@@ -1203,7 +1201,7 @@ static struct vm_struct *__get_vm_area_node(unsigned long size,
 struct vm_struct *__get_vm_area(unsigned long size, unsigned long flags,
 				unsigned long start, unsigned long end)
 {
-	return __get_vm_area_node(size, flags, start, end, -1, GFP_KERNEL,
+	return __get_vm_area_node(size, 1, flags, start, end, -1, GFP_KERNEL,
 						__builtin_return_address(0));
 }
 EXPORT_SYMBOL_GPL(__get_vm_area);
@@ -1212,7 +1210,7 @@ struct vm_struct *__get_vm_area_caller(unsigned long size, unsigned long flags,
 				       unsigned long start, unsigned long end,
 				       void *caller)
 {
-	return __get_vm_area_node(size, flags, start, end, -1, GFP_KERNEL,
+	return __get_vm_area_node(size, 1, flags, start, end, -1, GFP_KERNEL,
 				  caller);
 }
 
@@ -1227,22 +1225,22 @@ struct vm_struct *__get_vm_area_caller(unsigned long size, unsigned long flags,
  */
 struct vm_struct *get_vm_area(unsigned long size, unsigned long flags)
 {
-	return __get_vm_area_node(size, flags, VMALLOC_START, VMALLOC_END,
+	return __get_vm_area_node(size, 1, flags, VMALLOC_START, VMALLOC_END,
 				-1, GFP_KERNEL, __builtin_return_address(0));
 }
 
 struct vm_struct *get_vm_area_caller(unsigned long size, unsigned long flags,
 				void *caller)
 {
-	return __get_vm_area_node(size, flags, VMALLOC_START, VMALLOC_END,
+	return __get_vm_area_node(size, 1, flags, VMALLOC_START, VMALLOC_END,
 						-1, GFP_KERNEL, caller);
 }
 
 struct vm_struct *get_vm_area_node(unsigned long size, unsigned long flags,
 				   int node, gfp_t gfp_mask)
 {
-	return __get_vm_area_node(size, flags, VMALLOC_START, VMALLOC_END, node,
-				  gfp_mask, __builtin_return_address(0));
+	return __get_vm_area_node(size, 1, flags, VMALLOC_START, VMALLOC_END,
+				  node, gfp_mask, __builtin_return_address(0));
 }
 
 static struct vm_struct *find_vm_area(const void *addr)
@@ -1272,17 +1270,21 @@ struct vm_struct *remove_vm_area(const void *addr)
 	if (va && va->flags & VM_VM_AREA) {
 		struct vm_struct *vm = va->private;
 		struct vm_struct *tmp, **p;
-
-		vmap_debug_free_range(va->va_start, va->va_end);
-		free_unmap_vmap_area(va);
-		vm->size -= PAGE_SIZE;
-
+		/*
+		 * remove from list and disallow access to this vm_struct
+		 * before unmap. (address range confliction is maintained by
+		 * vmap.)
+		 */
 		write_lock(&vmlist_lock);
 		for (p = &vmlist; (tmp = *p) != vm; p = &tmp->next)
 			;
 		*p = tmp->next;
 		write_unlock(&vmlist_lock);
 
+		vmap_debug_free_range(va->va_start, va->va_end);
+		free_unmap_vmap_area(va);
+		vm->size -= PAGE_SIZE;
+
 		return vm;
 	}
 	return NULL;
@@ -1384,7 +1386,7 @@ void *vmap(struct page **pages, unsigned int count,
 
 	might_sleep();
 
-	if (count > num_physpages)
+	if (count > totalram_pages)
 		return NULL;
 
 	area = get_vm_area_caller((count << PAGE_SHIFT), flags,
@@ -1401,7 +1403,8 @@ void *vmap(struct page **pages, unsigned int count,
 }
 EXPORT_SYMBOL(vmap);
 
-static void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
+static void *__vmalloc_node(unsigned long size, unsigned long align,
+			    gfp_t gfp_mask, pgprot_t prot,
 			    int node, void *caller);
 static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
 				 pgprot_t prot, int node, void *caller)
@@ -1415,7 +1418,7 @@ static void *__vmalloc_area_node(struct vm_struct *area, gfp_t gfp_mask,
 	area->nr_pages = nr_pages;
 	/* Please note that the recursion is strictly bounded. */
 	if (array_size > PAGE_SIZE) {
-		pages = __vmalloc_node(array_size, gfp_mask | __GFP_ZERO,
+		pages = __vmalloc_node(array_size, 1, gfp_mask | __GFP_ZERO,
 				PAGE_KERNEL, node, caller);
 		area->flags |= VM_VPAGES;
 	} else {
@@ -1474,6 +1477,7 @@ void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot)
 /**
  *	__vmalloc_node  -  allocate virtually contiguous memory
  *	@size:		allocation size
+ *	@align:		desired alignment
  *	@gfp_mask:	flags for the page level allocator
  *	@prot:		protection mask for the allocated pages
  *	@node:		node to use for allocation or -1
@@ -1483,19 +1487,20 @@ void *__vmalloc_area(struct vm_struct *area, gfp_t gfp_mask, pgprot_t prot)
  *	allocator with @gfp_mask flags.  Map them into contiguous
  *	kernel virtual space, using a pagetable protection of @prot.
  */
-static void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
-						int node, void *caller)
+static void *__vmalloc_node(unsigned long size, unsigned long align,
+			    gfp_t gfp_mask, pgprot_t prot,
+			    int node, void *caller)
 {
 	struct vm_struct *area;
 	void *addr;
 	unsigned long real_size = size;
 
 	size = PAGE_ALIGN(size);
-	if (!size || (size >> PAGE_SHIFT) > num_physpages)
+	if (!size || (size >> PAGE_SHIFT) > totalram_pages)
 		return NULL;
 
-	area = __get_vm_area_node(size, VM_ALLOC, VMALLOC_START, VMALLOC_END,
-						node, gfp_mask, caller);
+	area = __get_vm_area_node(size, align, VM_ALLOC, VMALLOC_START,
+				  VMALLOC_END, node, gfp_mask, caller);
 
 	if (!area)
 		return NULL;
@@ -1514,7 +1519,7 @@ static void *__vmalloc_node(unsigned long size, gfp_t gfp_mask, pgprot_t prot,
 
 void *__vmalloc(unsigned long size, gfp_t gfp_mask, pgprot_t prot)
 {
-	return __vmalloc_node(size, gfp_mask, prot, -1,
+	return __vmalloc_node(size, 1, gfp_mask, prot, -1,
 				__builtin_return_address(0));
 }
 EXPORT_SYMBOL(__vmalloc);
@@ -1530,7 +1535,7 @@ EXPORT_SYMBOL(__vmalloc);
  */
 void *vmalloc(unsigned long size)
 {
-	return __vmalloc_node(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL,
+	return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL,
 					-1, __builtin_return_address(0));
 }
 EXPORT_SYMBOL(vmalloc);
@@ -1547,7 +1552,8 @@ void *vmalloc_user(unsigned long size)
 	struct vm_struct *area;
 	void *ret;
 
-	ret = __vmalloc_node(size, GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO,
+	ret = __vmalloc_node(size, SHMLBA,
+			     GFP_KERNEL | __GFP_HIGHMEM | __GFP_ZERO,
 			     PAGE_KERNEL, -1, __builtin_return_address(0));
 	if (ret) {
 		area = find_vm_area(ret);
@@ -1570,7 +1576,7 @@ EXPORT_SYMBOL(vmalloc_user);
  */
 void *vmalloc_node(unsigned long size, int node)
 {
-	return __vmalloc_node(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL,
+	return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL,
 					node, __builtin_return_address(0));
 }
 EXPORT_SYMBOL(vmalloc_node);
@@ -1593,7 +1599,7 @@ EXPORT_SYMBOL(vmalloc_node);
 
 void *vmalloc_exec(unsigned long size)
 {
-	return __vmalloc_node(size, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL_EXEC,
+	return __vmalloc_node(size, 1, GFP_KERNEL | __GFP_HIGHMEM, PAGE_KERNEL_EXEC,
 			      -1, __builtin_return_address(0));
 }
 
@@ -1614,7 +1620,7 @@ void *vmalloc_exec(unsigned long size)
  */
 void *vmalloc_32(unsigned long size)
 {
-	return __vmalloc_node(size, GFP_VMALLOC32, PAGE_KERNEL,
+	return __vmalloc_node(size, 1, GFP_VMALLOC32, PAGE_KERNEL,
 			      -1, __builtin_return_address(0));
 }
 EXPORT_SYMBOL(vmalloc_32);
@@ -1631,7 +1637,7 @@ void *vmalloc_32_user(unsigned long size)
 	struct vm_struct *area;
 	void *ret;
 
-	ret = __vmalloc_node(size, GFP_VMALLOC32 | __GFP_ZERO, PAGE_KERNEL,
+	ret = __vmalloc_node(size, 1, GFP_VMALLOC32 | __GFP_ZERO, PAGE_KERNEL,
 			     -1, __builtin_return_address(0));
 	if (ret) {
 		area = find_vm_area(ret);
@@ -1641,10 +1647,120 @@ void *vmalloc_32_user(unsigned long size)
 }
 EXPORT_SYMBOL(vmalloc_32_user);
 
+/*
+ * small helper routine , copy contents to buf from addr.
+ * If the page is not present, fill zero.
+ */
+
+static int aligned_vread(char *buf, char *addr, unsigned long count)
+{
+	struct page *p;
+	int copied = 0;
+
+	while (count) {
+		unsigned long offset, length;
+
+		offset = (unsigned long)addr & ~PAGE_MASK;
+		length = PAGE_SIZE - offset;
+		if (length > count)
+			length = count;
+		p = vmalloc_to_page(addr);
+		/*
+		 * To do safe access to this _mapped_ area, we need
+		 * lock. But adding lock here means that we need to add
+		 * overhead of vmalloc()/vfree() calles for this _debug_
+		 * interface, rarely used. Instead of that, we'll use
+		 * kmap() and get small overhead in this access function.
+		 */
+		if (p) {
+			/*
+			 * we can expect USER0 is not used (see vread/vwrite's
+			 * function description)
+			 */
+			void *map = kmap_atomic(p, KM_USER0);
+			memcpy(buf, map + offset, length);
+			kunmap_atomic(map, KM_USER0);
+		} else
+			memset(buf, 0, length);
+
+		addr += length;
+		buf += length;
+		copied += length;
+		count -= length;
+	}
+	return copied;
+}
+
+static int aligned_vwrite(char *buf, char *addr, unsigned long count)
+{
+	struct page *p;
+	int copied = 0;
+
+	while (count) {
+		unsigned long offset, length;
+
+		offset = (unsigned long)addr & ~PAGE_MASK;
+		length = PAGE_SIZE - offset;
+		if (length > count)
+			length = count;
+		p = vmalloc_to_page(addr);
+		/*
+		 * To do safe access to this _mapped_ area, we need
+		 * lock. But adding lock here means that we need to add
+		 * overhead of vmalloc()/vfree() calles for this _debug_
+		 * interface, rarely used. Instead of that, we'll use
+		 * kmap() and get small overhead in this access function.
+		 */
+		if (p) {
+			/*
+			 * we can expect USER0 is not used (see vread/vwrite's
+			 * function description)
+			 */
+			void *map = kmap_atomic(p, KM_USER0);
+			memcpy(map + offset, buf, length);
+			kunmap_atomic(map, KM_USER0);
+		}
+		addr += length;
+		buf += length;
+		copied += length;
+		count -= length;
+	}
+	return copied;
+}
+
+/**
+ *	vread() -  read vmalloc area in a safe way.
+ *	@buf:		buffer for reading data
+ *	@addr:		vm address.
+ *	@count:		number of bytes to be read.
+ *
+ *	Returns # of bytes which addr and buf should be increased.
+ *	(same number to @count). Returns 0 if [addr...addr+count) doesn't
+ *	includes any intersect with alive vmalloc area.
+ *
+ *	This function checks that addr is a valid vmalloc'ed area, and
+ *	copy data from that area to a given buffer. If the given memory range
+ *	of [addr...addr+count) includes some valid address, data is copied to
+ *	proper area of @buf. If there are memory holes, they'll be zero-filled.
+ *	IOREMAP area is treated as memory hole and no copy is done.
+ *
+ *	If [addr...addr+count) doesn't includes any intersects with alive
+ *	vm_struct area, returns 0.
+ *	@buf should be kernel's buffer. Because	this function uses KM_USER0,
+ *	the caller should guarantee KM_USER0 is not used.
+ *
+ *	Note: In usual ops, vread() is never necessary because the caller
+ *	should know vmalloc() area is valid and can use memcpy().
+ *	This is for routines which have to access vmalloc area without
+ *	any informaion, as /dev/kmem.
+ *
+ */
+
 long vread(char *buf, char *addr, unsigned long count)
 {
 	struct vm_struct *tmp;
 	char *vaddr, *buf_start = buf;
+	unsigned long buflen = count;
 	unsigned long n;
 
 	/* Don't allow overflow */
@@ -1652,7 +1768,7 @@ long vread(char *buf, char *addr, unsigned long count)
 		count = -(unsigned long) addr;
 
 	read_lock(&vmlist_lock);
-	for (tmp = vmlist; tmp; tmp = tmp->next) {
+	for (tmp = vmlist; count && tmp; tmp = tmp->next) {
 		vaddr = (char *) tmp->addr;
 		if (addr >= vaddr + tmp->size - PAGE_SIZE)
 			continue;
@@ -1665,32 +1781,72 @@ long vread(char *buf, char *addr, unsigned long count)
 			count--;
 		}
 		n = vaddr + tmp->size - PAGE_SIZE - addr;
-		do {
-			if (count == 0)
-				goto finished;
-			*buf = *addr;
-			buf++;
-			addr++;
-			count--;
-		} while (--n > 0);
+		if (n > count)
+			n = count;
+		if (!(tmp->flags & VM_IOREMAP))
+			aligned_vread(buf, addr, n);
+		else /* IOREMAP area is treated as memory hole */
+			memset(buf, 0, n);
+		buf += n;
+		addr += n;
+		count -= n;
 	}
 finished:
 	read_unlock(&vmlist_lock);
-	return buf - buf_start;
+
+	if (buf == buf_start)
+		return 0;
+	/* zero-fill memory holes */
+	if (buf != buf_start + buflen)
+		memset(buf, 0, buflen - (buf - buf_start));
+
+	return buflen;
 }
 
+/**
+ *	vwrite() -  write vmalloc area in a safe way.
+ *	@buf:		buffer for source data
+ *	@addr:		vm address.
+ *	@count:		number of bytes to be read.
+ *
+ *	Returns # of bytes which addr and buf should be incresed.
+ *	(same number to @count).
+ *	If [addr...addr+count) doesn't includes any intersect with valid
+ *	vmalloc area, returns 0.
+ *
+ *	This function checks that addr is a valid vmalloc'ed area, and
+ *	copy data from a buffer to the given addr. If specified range of
+ *	[addr...addr+count) includes some valid address, data is copied from
+ *	proper area of @buf. If there are memory holes, no copy to hole.
+ *	IOREMAP area is treated as memory hole and no copy is done.
+ *
+ *	If [addr...addr+count) doesn't includes any intersects with alive
+ *	vm_struct area, returns 0.
+ *	@buf should be kernel's buffer. Because	this function uses KM_USER0,
+ *	the caller should guarantee KM_USER0 is not used.
+ *
+ *	Note: In usual ops, vwrite() is never necessary because the caller
+ *	should know vmalloc() area is valid and can use memcpy().
+ *	This is for routines which have to access vmalloc area without
+ *	any informaion, as /dev/kmem.
+ *
+ *	The caller should guarantee KM_USER1 is not used.
+ */
+
 long vwrite(char *buf, char *addr, unsigned long count)
 {
 	struct vm_struct *tmp;
-	char *vaddr, *buf_start = buf;
-	unsigned long n;
+	char *vaddr;
+	unsigned long n, buflen;
+	int copied = 0;
 
 	/* Don't allow overflow */
 	if ((unsigned long) addr + count < count)
 		count = -(unsigned long) addr;
+	buflen = count;
 
 	read_lock(&vmlist_lock);
-	for (tmp = vmlist; tmp; tmp = tmp->next) {
+	for (tmp = vmlist; count && tmp; tmp = tmp->next) {
 		vaddr = (char *) tmp->addr;
 		if (addr >= vaddr + tmp->size - PAGE_SIZE)
 			continue;
@@ -1702,18 +1858,21 @@ long vwrite(char *buf, char *addr, unsigned long count)
 			count--;
 		}
 		n = vaddr + tmp->size - PAGE_SIZE - addr;
-		do {
-			if (count == 0)
-				goto finished;
-			*addr = *buf;
-			buf++;
-			addr++;
-			count--;
-		} while (--n > 0);
+		if (n > count)
+			n = count;
+		if (!(tmp->flags & VM_IOREMAP)) {
+			aligned_vwrite(buf, addr, n);
+			copied++;
+		}
+		buf += n;
+		addr += n;
+		count -= n;
 	}
 finished:
 	read_unlock(&vmlist_lock);
-	return buf - buf_start;
+	if (!copied)
+		return 0;
+	return buflen;
 }
 
 /**
diff --git a/mm/vmscan.c b/mm/vmscan.c
index ba8228e0a806..777af57fd8c8 100644
--- a/mm/vmscan.c
+++ b/mm/vmscan.c
@@ -148,8 +148,8 @@ static struct zone_reclaim_stat *get_reclaim_stat(struct zone *zone,
 	return &zone->reclaim_stat;
 }
 
-static unsigned long zone_nr_pages(struct zone *zone, struct scan_control *sc,
-				   enum lru_list lru)
+static unsigned long zone_nr_lru_pages(struct zone *zone,
+				struct scan_control *sc, enum lru_list lru)
 {
 	if (!scanning_global_lru(sc))
 		return mem_cgroup_zone_nr_pages(sc->mem_cgroup, zone, lru);
@@ -286,7 +286,12 @@ static inline int page_mapping_inuse(struct page *page)
 
 static inline int is_page_cache_freeable(struct page *page)
 {
-	return page_count(page) - !!page_has_private(page) == 2;
+	/*
+	 * A freeable page cache page is referenced only by the caller
+	 * that isolated the page, the page cache radix tree and
+	 * optional buffer heads at page->private.
+	 */
+	return page_count(page) - page_has_private(page) == 2;
 }
 
 static int may_write_to_queue(struct backing_dev_info *bdi)
@@ -361,7 +366,6 @@ static pageout_t pageout(struct page *page, struct address_space *mapping,
 	 * block, for some throttling. This happens by accident, because
 	 * swap_backing_dev_info is bust: it doesn't reflect the
 	 * congestion state of the swapdevs.  Easy to fix, if needed.
-	 * See swapfile.c:page_queue_congested().
 	 */
 	if (!is_page_cache_freeable(page))
 		return PAGE_KEEP;
@@ -531,7 +535,7 @@ redo:
 		 * unevictable page on [in]active list.
 		 * We know how to handle that.
 		 */
-		lru = active + page_is_file_cache(page);
+		lru = active + page_lru_base_type(page);
 		lru_cache_add_lru(page, lru);
 	} else {
 		/*
@@ -540,6 +544,16 @@ redo:
 		 */
 		lru = LRU_UNEVICTABLE;
 		add_page_to_unevictable_list(page);
+		/*
+		 * When racing with an mlock clearing (page is
+		 * unlocked), make sure that if the other thread does
+		 * not observe our setting of PG_lru and fails
+		 * isolation, we see PG_mlocked cleared below and move
+		 * the page back to the evictable list.
+		 *
+		 * The other side is TestClearPageMlocked().
+		 */
+		smp_mb();
 	}
 
 	/*
@@ -659,7 +673,7 @@ static unsigned long shrink_page_list(struct list_head *page_list,
 		 * processes. Try to unmap it here.
 		 */
 		if (page_mapped(page) && mapping) {
-			switch (try_to_unmap(page, 0)) {
+			switch (try_to_unmap(page, TTU_UNMAP)) {
 			case SWAP_FAIL:
 				goto activate_locked;
 			case SWAP_AGAIN:
@@ -821,7 +835,7 @@ int __isolate_lru_page(struct page *page, int mode, int file)
 	if (mode != ISOLATE_BOTH && (!PageActive(page) != !mode))
 		return ret;
 
-	if (mode != ISOLATE_BOTH && (!page_is_file_cache(page) != !file))
+	if (mode != ISOLATE_BOTH && page_is_file_cache(page) != file)
 		return ret;
 
 	/*
@@ -935,6 +949,16 @@ static unsigned long isolate_lru_pages(unsigned long nr_to_scan,
 			/* Check that we have not crossed a zone boundary. */
 			if (unlikely(page_zone_id(cursor_page) != zone_id))
 				continue;
+
+			/*
+			 * If we don't have enough swap space, reclaiming of
+			 * anon page which don't already have a swap slot is
+			 * pointless.
+			 */
+			if (nr_swap_pages <= 0 && PageAnon(cursor_page) &&
+					!PageSwapCache(cursor_page))
+				continue;
+
 			if (__isolate_lru_page(cursor_page, mode, file) == 0) {
 				list_move(&cursor_page->lru, dst);
 				mem_cgroup_del_lru(cursor_page);
@@ -961,7 +985,7 @@ static unsigned long isolate_pages_global(unsigned long nr,
 	if (file)
 		lru += LRU_FILE;
 	return isolate_lru_pages(nr, &z->lru[lru].list, dst, scanned, order,
-								mode, !!file);
+								mode, file);
 }
 
 /*
@@ -976,7 +1000,7 @@ static unsigned long clear_active_flags(struct list_head *page_list,
 	struct page *page;
 
 	list_for_each_entry(page, page_list, lru) {
-		lru = page_is_file_cache(page);
+		lru = page_lru_base_type(page);
 		if (PageActive(page)) {
 			lru += LRU_ACTIVE;
 			ClearPageActive(page);
@@ -1034,6 +1058,31 @@ int isolate_lru_page(struct page *page)
 }
 
 /*
+ * Are there way too many processes in the direct reclaim path already?
+ */
+static int too_many_isolated(struct zone *zone, int file,
+		struct scan_control *sc)
+{
+	unsigned long inactive, isolated;
+
+	if (current_is_kswapd())
+		return 0;
+
+	if (!scanning_global_lru(sc))
+		return 0;
+
+	if (file) {
+		inactive = zone_page_state(zone, NR_INACTIVE_FILE);
+		isolated = zone_page_state(zone, NR_ISOLATED_FILE);
+	} else {
+		inactive = zone_page_state(zone, NR_INACTIVE_ANON);
+		isolated = zone_page_state(zone, NR_ISOLATED_ANON);
+	}
+
+	return isolated > inactive;
+}
+
+/*
  * shrink_inactive_list() is a helper for shrink_zone().  It returns the number
  * of reclaimed pages
  */
@@ -1048,6 +1097,14 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 	struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(zone, sc);
 	int lumpy_reclaim = 0;
 
+	while (unlikely(too_many_isolated(zone, file, sc))) {
+		congestion_wait(BLK_RW_ASYNC, HZ/10);
+
+		/* We are about to die and free our memory. Return now. */
+		if (fatal_signal_pending(current))
+			return SWAP_CLUSTER_MAX;
+	}
+
 	/*
 	 * If we need a large contiguous chunk of memory, or have
 	 * trouble getting a small set of contiguous pages, we
@@ -1072,10 +1129,26 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 		unsigned long nr_active;
 		unsigned int count[NR_LRU_LISTS] = { 0, };
 		int mode = lumpy_reclaim ? ISOLATE_BOTH : ISOLATE_INACTIVE;
+		unsigned long nr_anon;
+		unsigned long nr_file;
 
 		nr_taken = sc->isolate_pages(sc->swap_cluster_max,
 			     &page_list, &nr_scan, sc->order, mode,
 				zone, sc->mem_cgroup, 0, file);
+
+		if (scanning_global_lru(sc)) {
+			zone->pages_scanned += nr_scan;
+			if (current_is_kswapd())
+				__count_zone_vm_events(PGSCAN_KSWAPD, zone,
+						       nr_scan);
+			else
+				__count_zone_vm_events(PGSCAN_DIRECT, zone,
+						       nr_scan);
+		}
+
+		if (nr_taken == 0)
+			goto done;
+
 		nr_active = clear_active_flags(&page_list, count);
 		__count_vm_events(PGDEACTIVATE, nr_active);
 
@@ -1088,8 +1161,10 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 		__mod_zone_page_state(zone, NR_INACTIVE_ANON,
 						-count[LRU_INACTIVE_ANON]);
 
-		if (scanning_global_lru(sc))
-			zone->pages_scanned += nr_scan;
+		nr_anon = count[LRU_ACTIVE_ANON] + count[LRU_INACTIVE_ANON];
+		nr_file = count[LRU_ACTIVE_FILE] + count[LRU_INACTIVE_FILE];
+		__mod_zone_page_state(zone, NR_ISOLATED_ANON, nr_anon);
+		__mod_zone_page_state(zone, NR_ISOLATED_FILE, nr_file);
 
 		reclaim_stat->recent_scanned[0] += count[LRU_INACTIVE_ANON];
 		reclaim_stat->recent_scanned[0] += count[LRU_ACTIVE_ANON];
@@ -1123,18 +1198,12 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 		}
 
 		nr_reclaimed += nr_freed;
+
 		local_irq_disable();
-		if (current_is_kswapd()) {
-			__count_zone_vm_events(PGSCAN_KSWAPD, zone, nr_scan);
+		if (current_is_kswapd())
 			__count_vm_events(KSWAPD_STEAL, nr_freed);
-		} else if (scanning_global_lru(sc))
-			__count_zone_vm_events(PGSCAN_DIRECT, zone, nr_scan);
-
 		__count_zone_vm_events(PGSTEAL, zone, nr_freed);
 
-		if (nr_taken == 0)
-			goto done;
-
 		spin_lock(&zone->lru_lock);
 		/*
 		 * Put back any unfreeable pages.
@@ -1153,8 +1222,8 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 			SetPageLRU(page);
 			lru = page_lru(page);
 			add_page_to_lru_list(zone, page, lru);
-			if (PageActive(page)) {
-				int file = !!page_is_file_cache(page);
+			if (is_active_lru(lru)) {
+				int file = is_file_lru(lru);
 				reclaim_stat->recent_rotated[file]++;
 			}
 			if (!pagevec_add(&pvec, page)) {
@@ -1163,10 +1232,13 @@ static unsigned long shrink_inactive_list(unsigned long max_scan,
 				spin_lock_irq(&zone->lru_lock);
 			}
 		}
+		__mod_zone_page_state(zone, NR_ISOLATED_ANON, -nr_anon);
+		__mod_zone_page_state(zone, NR_ISOLATED_FILE, -nr_file);
+
   	} while (nr_scanned < max_scan);
-	spin_unlock(&zone->lru_lock);
+
 done:
-	local_irq_enable();
+	spin_unlock_irq(&zone->lru_lock);
 	pagevec_release(&pvec);
 	return nr_reclaimed;
 }
@@ -1215,15 +1287,10 @@ static void move_active_pages_to_lru(struct zone *zone,
 
 	while (!list_empty(list)) {
 		page = lru_to_page(list);
-		prefetchw_prev_lru_page(page, list, flags);
 
 		VM_BUG_ON(PageLRU(page));
 		SetPageLRU(page);
 
-		VM_BUG_ON(!PageActive(page));
-		if (!is_active_lru(lru))
-			ClearPageActive(page);	/* we are de-activating */
-
 		list_move(&page->lru, &zone->lru[lru].list);
 		mem_cgroup_add_lru_list(page, lru);
 		pgmoved++;
@@ -1244,7 +1311,7 @@ static void move_active_pages_to_lru(struct zone *zone,
 static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 			struct scan_control *sc, int priority, int file)
 {
-	unsigned long pgmoved;
+	unsigned long nr_taken;
 	unsigned long pgscanned;
 	unsigned long vm_flags;
 	LIST_HEAD(l_hold);	/* The pages which were snipped off */
@@ -1252,10 +1319,11 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 	LIST_HEAD(l_inactive);
 	struct page *page;
 	struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(zone, sc);
+	unsigned long nr_rotated = 0;
 
 	lru_add_drain();
 	spin_lock_irq(&zone->lru_lock);
-	pgmoved = sc->isolate_pages(nr_pages, &l_hold, &pgscanned, sc->order,
+	nr_taken = sc->isolate_pages(nr_pages, &l_hold, &pgscanned, sc->order,
 					ISOLATE_ACTIVE, zone,
 					sc->mem_cgroup, 1, file);
 	/*
@@ -1265,16 +1333,16 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 	if (scanning_global_lru(sc)) {
 		zone->pages_scanned += pgscanned;
 	}
-	reclaim_stat->recent_scanned[!!file] += pgmoved;
+	reclaim_stat->recent_scanned[file] += nr_taken;
 
 	__count_zone_vm_events(PGREFILL, zone, pgscanned);
 	if (file)
-		__mod_zone_page_state(zone, NR_ACTIVE_FILE, -pgmoved);
+		__mod_zone_page_state(zone, NR_ACTIVE_FILE, -nr_taken);
 	else
-		__mod_zone_page_state(zone, NR_ACTIVE_ANON, -pgmoved);
+		__mod_zone_page_state(zone, NR_ACTIVE_ANON, -nr_taken);
+	__mod_zone_page_state(zone, NR_ISOLATED_ANON + file, nr_taken);
 	spin_unlock_irq(&zone->lru_lock);
 
-	pgmoved = 0;  /* count referenced (mapping) mapped pages */
 	while (!list_empty(&l_hold)) {
 		cond_resched();
 		page = lru_to_page(&l_hold);
@@ -1288,7 +1356,7 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 		/* page_referenced clears PageReferenced */
 		if (page_mapping_inuse(page) &&
 		    page_referenced(page, 0, sc->mem_cgroup, &vm_flags)) {
-			pgmoved++;
+			nr_rotated++;
 			/*
 			 * Identify referenced, file-backed active pages and
 			 * give them one more trip around the active list. So
@@ -1298,12 +1366,13 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 			 * IO, plus JVM can create lots of anon VM_EXEC pages,
 			 * so we ignore them here.
 			 */
-			if ((vm_flags & VM_EXEC) && !PageAnon(page)) {
+			if ((vm_flags & VM_EXEC) && page_is_file_cache(page)) {
 				list_add(&page->lru, &l_active);
 				continue;
 			}
 		}
 
+		ClearPageActive(page);	/* we are de-activating */
 		list_add(&page->lru, &l_inactive);
 	}
 
@@ -1317,13 +1386,13 @@ static void shrink_active_list(unsigned long nr_pages, struct zone *zone,
 	 * helps balance scan pressure between file and anonymous pages in
 	 * get_scan_ratio.
 	 */
-	reclaim_stat->recent_rotated[!!file] += pgmoved;
+	reclaim_stat->recent_rotated[file] += nr_rotated;
 
 	move_active_pages_to_lru(zone, &l_active,
 						LRU_ACTIVE + file * LRU_FILE);
 	move_active_pages_to_lru(zone, &l_inactive,
 						LRU_BASE   + file * LRU_FILE);
-
+	__mod_zone_page_state(zone, NR_ISOLATED_ANON + file, -nr_taken);
 	spin_unlock_irq(&zone->lru_lock);
 }
 
@@ -1429,10 +1498,10 @@ static void get_scan_ratio(struct zone *zone, struct scan_control *sc,
 	unsigned long ap, fp;
 	struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(zone, sc);
 
-	anon  = zone_nr_pages(zone, sc, LRU_ACTIVE_ANON) +
-		zone_nr_pages(zone, sc, LRU_INACTIVE_ANON);
-	file  = zone_nr_pages(zone, sc, LRU_ACTIVE_FILE) +
-		zone_nr_pages(zone, sc, LRU_INACTIVE_FILE);
+	anon  = zone_nr_lru_pages(zone, sc, LRU_ACTIVE_ANON) +
+		zone_nr_lru_pages(zone, sc, LRU_INACTIVE_ANON);
+	file  = zone_nr_lru_pages(zone, sc, LRU_ACTIVE_FILE) +
+		zone_nr_lru_pages(zone, sc, LRU_INACTIVE_FILE);
 
 	if (scanning_global_lru(sc)) {
 		free  = zone_page_state(zone, NR_FREE_PAGES);
@@ -1526,6 +1595,7 @@ static void shrink_zone(int priority, struct zone *zone,
 	enum lru_list l;
 	unsigned long nr_reclaimed = sc->nr_reclaimed;
 	unsigned long swap_cluster_max = sc->swap_cluster_max;
+	struct zone_reclaim_stat *reclaim_stat = get_reclaim_stat(zone, sc);
 	int noswap = 0;
 
 	/* If we have no swap space, do not bother scanning anon pages. */
@@ -1540,17 +1610,14 @@ static void shrink_zone(int priority, struct zone *zone,
 		int file = is_file_lru(l);
 		unsigned long scan;
 
-		scan = zone_nr_pages(zone, sc, l);
+		scan = zone_nr_lru_pages(zone, sc, l);
 		if (priority || noswap) {
 			scan >>= priority;
 			scan = (scan * percent[file]) / 100;
 		}
-		if (scanning_global_lru(sc))
-			nr[l] = nr_scan_try_batch(scan,
-						  &zone->lru[l].nr_saved_scan,
-						  swap_cluster_max);
-		else
-			nr[l] = scan;
+		nr[l] = nr_scan_try_batch(scan,
+					  &reclaim_stat->nr_saved_scan[l],
+					  swap_cluster_max);
 	}
 
 	while (nr[LRU_INACTIVE_ANON] || nr[LRU_ACTIVE_FILE] ||
@@ -1652,10 +1719,10 @@ static void shrink_zones(int priority, struct zonelist *zonelist,
  *
  * If the caller is !__GFP_FS then the probability of a failure is reasonably
  * high - the zone may be full of dirty or under-writeback pages, which this
- * caller can't do much about.  We kick pdflush and take explicit naps in the
- * hope that some of these pages can be written.  But if the allocating task
- * holds filesystem locks which prevent writeout this might not work, and the
- * allocation attempt will fail.
+ * caller can't do much about.  We kick the writeback threads and take explicit
+ * naps in the hope that some of these pages can be written.  But if the
+ * allocating task holds filesystem locks which prevent writeout this might not
+ * work, and the allocation attempt will fail.
  *
  * returns:	0, if no pages reclaimed
  * 		else, the number of pages reclaimed
@@ -1685,7 +1752,7 @@ static unsigned long do_try_to_free_pages(struct zonelist *zonelist,
 			if (!cpuset_zone_allowed_hardwall(zone, GFP_KERNEL))
 				continue;
 
-			lru_pages += zone_lru_pages(zone);
+			lru_pages += zone_reclaimable_pages(zone);
 		}
 	}
 
@@ -1779,11 +1846,45 @@ unsigned long try_to_free_pages(struct zonelist *zonelist, int order,
 
 #ifdef CONFIG_CGROUP_MEM_RES_CTLR
 
+unsigned long mem_cgroup_shrink_node_zone(struct mem_cgroup *mem,
+						gfp_t gfp_mask, bool noswap,
+						unsigned int swappiness,
+						struct zone *zone, int nid)
+{
+	struct scan_control sc = {
+		.may_writepage = !laptop_mode,
+		.may_unmap = 1,
+		.may_swap = !noswap,
+		.swap_cluster_max = SWAP_CLUSTER_MAX,
+		.swappiness = swappiness,
+		.order = 0,
+		.mem_cgroup = mem,
+		.isolate_pages = mem_cgroup_isolate_pages,
+	};
+	nodemask_t nm  = nodemask_of_node(nid);
+
+	sc.gfp_mask = (gfp_mask & GFP_RECLAIM_MASK) |
+			(GFP_HIGHUSER_MOVABLE & ~GFP_RECLAIM_MASK);
+	sc.nodemask = &nm;
+	sc.nr_reclaimed = 0;
+	sc.nr_scanned = 0;
+	/*
+	 * NOTE: Although we can get the priority field, using it
+	 * here is not a good idea, since it limits the pages we can scan.
+	 * if we don't reclaim here, the shrink_zone from balance_pgdat
+	 * will pick up pages from other mem cgroup's as well. We hack
+	 * the priority and make it zero.
+	 */
+	shrink_zone(0, zone, &sc);
+	return sc.nr_reclaimed;
+}
+
 unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem_cont,
 					   gfp_t gfp_mask,
 					   bool noswap,
 					   unsigned int swappiness)
 {
+	struct zonelist *zonelist;
 	struct scan_control sc = {
 		.may_writepage = !laptop_mode,
 		.may_unmap = 1,
@@ -1795,7 +1896,6 @@ unsigned long try_to_free_mem_cgroup_pages(struct mem_cgroup *mem_cont,
 		.isolate_pages = mem_cgroup_isolate_pages,
 		.nodemask = NULL, /* we don't care the placement */
 	};
-	struct zonelist *zonelist;
 
 	sc.gfp_mask = (gfp_mask & GFP_RECLAIM_MASK) |
 			(GFP_HIGHUSER_MOVABLE & ~GFP_RECLAIM_MASK);
@@ -1902,7 +2002,7 @@ loop_again:
 		for (i = 0; i <= end_zone; i++) {
 			struct zone *zone = pgdat->node_zones + i;
 
-			lru_pages += zone_lru_pages(zone);
+			lru_pages += zone_reclaimable_pages(zone);
 		}
 
 		/*
@@ -1917,6 +2017,7 @@ loop_again:
 		for (i = 0; i <= end_zone; i++) {
 			struct zone *zone = pgdat->node_zones + i;
 			int nr_slab;
+			int nid, zid;
 
 			if (!populated_zone(zone))
 				continue;
@@ -1931,6 +2032,15 @@ loop_again:
 			temp_priority[i] = priority;
 			sc.nr_scanned = 0;
 			note_zone_scanning_priority(zone, priority);
+
+			nid = pgdat->node_id;
+			zid = zone_idx(zone);
+			/*
+			 * Call soft limit reclaim before calling shrink_zone.
+			 * For now we ignore the return value
+			 */
+			mem_cgroup_soft_limit_reclaim(zone, order, sc.gfp_mask,
+							nid, zid);
 			/*
 			 * We put equal pressure on every zone, unless one
 			 * zone has way too many pages free already.
@@ -1946,7 +2056,7 @@ loop_again:
 			if (zone_is_all_unreclaimable(zone))
 				continue;
 			if (nr_slab == 0 && zone->pages_scanned >=
-						(zone_lru_pages(zone) * 6))
+					(zone_reclaimable_pages(zone) * 6))
 					zone_set_flag(zone,
 						      ZONE_ALL_UNRECLAIMABLE);
 			/*
@@ -2113,12 +2223,39 @@ void wakeup_kswapd(struct zone *zone, int order)
 	wake_up_interruptible(&pgdat->kswapd_wait);
 }
 
-unsigned long global_lru_pages(void)
+/*
+ * The reclaimable count would be mostly accurate.
+ * The less reclaimable pages may be
+ * - mlocked pages, which will be moved to unevictable list when encountered
+ * - mapped pages, which may require several travels to be reclaimed
+ * - dirty pages, which is not "instantly" reclaimable
+ */
+unsigned long global_reclaimable_pages(void)
 {
-	return global_page_state(NR_ACTIVE_ANON)
-		+ global_page_state(NR_ACTIVE_FILE)
-		+ global_page_state(NR_INACTIVE_ANON)
-		+ global_page_state(NR_INACTIVE_FILE);
+	int nr;
+
+	nr = global_page_state(NR_ACTIVE_FILE) +
+	     global_page_state(NR_INACTIVE_FILE);
+
+	if (nr_swap_pages > 0)
+		nr += global_page_state(NR_ACTIVE_ANON) +
+		      global_page_state(NR_INACTIVE_ANON);
+
+	return nr;
+}
+
+unsigned long zone_reclaimable_pages(struct zone *zone)
+{
+	int nr;
+
+	nr = zone_page_state(zone, NR_ACTIVE_FILE) +
+	     zone_page_state(zone, NR_INACTIVE_FILE);
+
+	if (nr_swap_pages > 0)
+		nr += zone_page_state(zone, NR_ACTIVE_ANON) +
+		      zone_page_state(zone, NR_INACTIVE_ANON);
+
+	return nr;
 }
 
 #ifdef CONFIG_HIBERNATION
@@ -2133,6 +2270,7 @@ static void shrink_all_zones(unsigned long nr_pages, int prio,
 {
 	struct zone *zone;
 	unsigned long nr_reclaimed = 0;
+	struct zone_reclaim_stat *reclaim_stat;
 
 	for_each_populated_zone(zone) {
 		enum lru_list l;
@@ -2149,11 +2287,14 @@ static void shrink_all_zones(unsigned long nr_pages, int prio,
 						l == LRU_ACTIVE_FILE))
 				continue;
 
-			zone->lru[l].nr_saved_scan += (lru_pages >> prio) + 1;
-			if (zone->lru[l].nr_saved_scan >= nr_pages || pass > 3) {
+			reclaim_stat = get_reclaim_stat(zone, sc);
+			reclaim_stat->nr_saved_scan[l] +=
+						(lru_pages >> prio) + 1;
+			if (reclaim_stat->nr_saved_scan[l]
+						>= nr_pages || pass > 3) {
 				unsigned long nr_to_scan;
 
-				zone->lru[l].nr_saved_scan = 0;
+				reclaim_stat->nr_saved_scan[l] = 0;
 				nr_to_scan = min(nr_pages, lru_pages);
 				nr_reclaimed += shrink_list(l, nr_to_scan, zone,
 								sc, prio);
@@ -2190,7 +2331,7 @@ unsigned long shrink_all_memory(unsigned long nr_pages)
 
 	current->reclaim_state = &reclaim_state;
 
-	lru_pages = global_lru_pages();
+	lru_pages = global_reclaimable_pages();
 	nr_slab = global_page_state(NR_SLAB_RECLAIMABLE);
 	/* If slab caches are huge, it's better to hit them first */
 	while (nr_slab >= lru_pages) {
@@ -2232,7 +2373,7 @@ unsigned long shrink_all_memory(unsigned long nr_pages)
 
 			reclaim_state.reclaimed_slab = 0;
 			shrink_slab(sc.nr_scanned, sc.gfp_mask,
-					global_lru_pages());
+				    global_reclaimable_pages());
 			sc.nr_reclaimed += reclaim_state.reclaimed_slab;
 			if (sc.nr_reclaimed >= nr_pages)
 				goto out;
@@ -2249,7 +2390,8 @@ unsigned long shrink_all_memory(unsigned long nr_pages)
 	if (!sc.nr_reclaimed) {
 		do {
 			reclaim_state.reclaimed_slab = 0;
-			shrink_slab(nr_pages, sc.gfp_mask, global_lru_pages());
+			shrink_slab(nr_pages, sc.gfp_mask,
+				    global_reclaimable_pages());
 			sc.nr_reclaimed += reclaim_state.reclaimed_slab;
 		} while (sc.nr_reclaimed < nr_pages &&
 				reclaim_state.reclaimed_slab > 0);
@@ -2569,7 +2711,7 @@ static void check_move_unevictable_page(struct page *page, struct zone *zone)
 retry:
 	ClearPageUnevictable(page);
 	if (page_evictable(page, NULL)) {
-		enum lru_list l = LRU_INACTIVE_ANON + page_is_file_cache(page);
+		enum lru_list l = page_lru_base_type(page);
 
 		__dec_zone_state(zone, NR_UNEVICTABLE);
 		list_move(&page->lru, &zone->lru[l].list);
@@ -2712,10 +2854,10 @@ static void scan_all_zones_unevictable_pages(void)
 unsigned long scan_unevictable_pages;
 
 int scan_unevictable_handler(struct ctl_table *table, int write,
-			   struct file *file, void __user *buffer,
+			   void __user *buffer,
 			   size_t *length, loff_t *ppos)
 {
-	proc_doulongvec_minmax(table, write, file, buffer, length, ppos);
+	proc_doulongvec_minmax(table, write, buffer, length, ppos);
 
 	if (write && *(unsigned long *)table->data)
 		scan_all_zones_unevictable_pages();
diff --git a/mm/vmstat.c b/mm/vmstat.c
index 138bed53706e..c81321f9feec 100644
--- a/mm/vmstat.c
+++ b/mm/vmstat.c
@@ -639,11 +639,14 @@ static const char * const vmstat_text[] = {
 	"nr_slab_reclaimable",
 	"nr_slab_unreclaimable",
 	"nr_page_table_pages",
+	"nr_kernel_stack",
 	"nr_unstable",
 	"nr_bounce",
 	"nr_vmscan_write",
 	"nr_writeback_temp",
-
+	"nr_isolated_anon",
+	"nr_isolated_file",
+	"nr_shmem",
 #ifdef CONFIG_NUMA
 	"numa_hit",
 	"numa_miss",
diff --git a/net/8021q/vlan.c b/net/8021q/vlan.c
index 8836575f9d79..a29c5ab5815c 100644
--- a/net/8021q/vlan.c
+++ b/net/8021q/vlan.c
@@ -281,8 +281,11 @@ out_uninit_applicant:
 	if (ngrp)
 		vlan_gvrp_uninit_applicant(real_dev);
 out_free_group:
-	if (ngrp)
-		vlan_group_free(ngrp);
+	if (ngrp) {
+		hlist_del_rcu(&ngrp->hlist);
+		/* Free the group, after all cpu's are done. */
+		call_rcu(&ngrp->rcu, vlan_rcu_free);
+	}
 	return err;
 }
 
diff --git a/net/8021q/vlan_netlink.c b/net/8021q/vlan_netlink.c
index 343146e1bceb..a91504850195 100644
--- a/net/8021q/vlan_netlink.c
+++ b/net/8021q/vlan_netlink.c
@@ -169,6 +169,7 @@ static size_t vlan_get_size(const struct net_device *dev)
 	struct vlan_dev_info *vlan = vlan_dev_info(dev);
 
 	return nla_total_size(2) +	/* IFLA_VLAN_ID */
+	       sizeof(struct ifla_vlan_flags) + /* IFLA_VLAN_FLAGS */
 	       vlan_qos_map_size(vlan->nr_ingress_mappings) +
 	       vlan_qos_map_size(vlan->nr_egress_mappings);
 }
diff --git a/net/9p/client.c b/net/9p/client.c
index 5bf5f227dbe0..8af95b2dddd6 100644
--- a/net/9p/client.c
+++ b/net/9p/client.c
@@ -582,11 +582,9 @@ static struct p9_fid *p9_fid_create(struct p9_client *clnt)
 
 	memset(&fid->qid, 0, sizeof(struct p9_qid));
 	fid->mode = -1;
-	fid->rdir_fpos = 0;
 	fid->uid = current_fsuid();
 	fid->clnt = clnt;
-	fid->aux = NULL;
-
+	fid->rdir = NULL;
 	spin_lock_irqsave(&clnt->lock, flags);
 	list_add(&fid->flist, &clnt->fidlist);
 	spin_unlock_irqrestore(&clnt->lock, flags);
@@ -609,6 +607,7 @@ static void p9_fid_destroy(struct p9_fid *fid)
 	spin_lock_irqsave(&clnt->lock, flags);
 	list_del(&fid->flist);
 	spin_unlock_irqrestore(&clnt->lock, flags);
+	kfree(fid->rdir);
 	kfree(fid);
 }
 
diff --git a/net/9p/trans_virtio.c b/net/9p/trans_virtio.c
index 9bf0b737aa51..ea1e3daabefe 100644
--- a/net/9p/trans_virtio.c
+++ b/net/9p/trans_virtio.c
@@ -200,7 +200,7 @@ p9_virtio_request(struct p9_client *client, struct p9_req_t *req)
 
 	req->status = REQ_STATUS_SENT;
 
-	if (chan->vq->vq_ops->add_buf(chan->vq, chan->sg, out, in, req->tc)) {
+	if (chan->vq->vq_ops->add_buf(chan->vq, chan->sg, out, in, req->tc) < 0) {
 		P9_DPRINTK(P9_DEBUG_TRANS,
 			"9p debug: virtio rpc add_buf returned failure");
 		return -EIO;
@@ -334,8 +334,6 @@ static void p9_virtio_remove(struct virtio_device *vdev)
 	}
 }
 
-#define VIRTIO_ID_9P 9
-
 static struct virtio_device_id id_table[] = {
 	{ VIRTIO_ID_9P, VIRTIO_DEV_ANY_ID },
 	{ 0 },
diff --git a/net/atm/common.c b/net/atm/common.c
index 8c4d843eb17f..950bd16d2383 100644
--- a/net/atm/common.c
+++ b/net/atm/common.c
@@ -679,7 +679,7 @@ static int check_qos(const struct atm_qos *qos)
 }
 
 int vcc_setsockopt(struct socket *sock, int level, int optname,
-		   char __user *optval, int optlen)
+		   char __user *optval, unsigned int optlen)
 {
 	struct atm_vcc *vcc;
 	unsigned long value;
diff --git a/net/atm/common.h b/net/atm/common.h
index 92e2981f479f..f48a76b6cdf4 100644
--- a/net/atm/common.h
+++ b/net/atm/common.h
@@ -21,7 +21,7 @@ unsigned int vcc_poll(struct file *file, struct socket *sock, poll_table *wait);
 int vcc_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
 int vcc_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg);
 int vcc_setsockopt(struct socket *sock, int level, int optname,
-		   char __user *optval, int optlen);
+		   char __user *optval, unsigned int optlen);
 int vcc_getsockopt(struct socket *sock, int level, int optname,
 		   char __user *optval, int __user *optlen);
 
diff --git a/net/atm/pvc.c b/net/atm/pvc.c
index e1d22d9430dd..d4c024504f99 100644
--- a/net/atm/pvc.c
+++ b/net/atm/pvc.c
@@ -59,7 +59,7 @@ static int pvc_connect(struct socket *sock,struct sockaddr *sockaddr,
 }
 
 static int pvc_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int error;
diff --git a/net/atm/svc.c b/net/atm/svc.c
index 7b831b526d0b..f90d143c4b25 100644
--- a/net/atm/svc.c
+++ b/net/atm/svc.c
@@ -446,7 +446,7 @@ int svc_change_qos(struct atm_vcc *vcc,struct atm_qos *qos)
 
 
 static int svc_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct atm_vcc *vcc = ATM_SD(sock);
diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c
index da0f64f82b57..f45460730371 100644
--- a/net/ax25/af_ax25.c
+++ b/net/ax25/af_ax25.c
@@ -358,6 +358,7 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg)
 	ax25_dev *ax25_dev;
 	ax25_cb *ax25;
 	unsigned int k;
+	int ret = 0;
 
 	if (copy_from_user(&ax25_ctl, arg, sizeof(ax25_ctl)))
 		return -EFAULT;
@@ -388,57 +389,63 @@ static int ax25_ctl_ioctl(const unsigned int cmd, void __user *arg)
 	case AX25_WINDOW:
 		if (ax25->modulus == AX25_MODULUS) {
 			if (ax25_ctl.arg < 1 || ax25_ctl.arg > 7)
-				return -EINVAL;
+				goto einval_put;
 		} else {
 			if (ax25_ctl.arg < 1 || ax25_ctl.arg > 63)
-				return -EINVAL;
+				goto einval_put;
 		}
 		ax25->window = ax25_ctl.arg;
 		break;
 
 	case AX25_T1:
 		if (ax25_ctl.arg < 1)
-			return -EINVAL;
+			goto einval_put;
 		ax25->rtt = (ax25_ctl.arg * HZ) / 2;
 		ax25->t1  = ax25_ctl.arg * HZ;
 		break;
 
 	case AX25_T2:
 		if (ax25_ctl.arg < 1)
-			return -EINVAL;
+			goto einval_put;
 		ax25->t2 = ax25_ctl.arg * HZ;
 		break;
 
 	case AX25_N2:
 		if (ax25_ctl.arg < 1 || ax25_ctl.arg > 31)
-			return -EINVAL;
+			goto einval_put;
 		ax25->n2count = 0;
 		ax25->n2 = ax25_ctl.arg;
 		break;
 
 	case AX25_T3:
 		if (ax25_ctl.arg < 0)
-			return -EINVAL;
+			goto einval_put;
 		ax25->t3 = ax25_ctl.arg * HZ;
 		break;
 
 	case AX25_IDLE:
 		if (ax25_ctl.arg < 0)
-			return -EINVAL;
+			goto einval_put;
 		ax25->idle = ax25_ctl.arg * 60 * HZ;
 		break;
 
 	case AX25_PACLEN:
 		if (ax25_ctl.arg < 16 || ax25_ctl.arg > 65535)
-			return -EINVAL;
+			goto einval_put;
 		ax25->paclen = ax25_ctl.arg;
 		break;
 
 	default:
-		return -EINVAL;
+		goto einval_put;
 	  }
 
-	return 0;
+out_put:
+	ax25_cb_put(ax25);
+	return ret;
+
+einval_put:
+	ret = -EINVAL;
+	goto out_put;
 }
 
 static void ax25_fillin_cb_from_dev(ax25_cb *ax25, ax25_dev *ax25_dev)
@@ -527,7 +534,7 @@ ax25_cb *ax25_create_cb(void)
  */
 
 static int ax25_setsockopt(struct socket *sock, int level, int optname,
-	char __user *optval, int optlen)
+	char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	ax25_cb *ax25;
@@ -634,15 +641,10 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname,
 
 	case SO_BINDTODEVICE:
 		if (optlen > IFNAMSIZ)
-			optlen=IFNAMSIZ;
-		if (copy_from_user(devname, optval, optlen)) {
-		res = -EFAULT;
-			break;
-		}
+			optlen = IFNAMSIZ;
 
-		dev = dev_get_by_name(&init_net, devname);
-		if (dev == NULL) {
-			res = -ENODEV;
+		if (copy_from_user(devname, optval, optlen)) {
+			res = -EFAULT;
 			break;
 		}
 
@@ -650,12 +652,18 @@ static int ax25_setsockopt(struct socket *sock, int level, int optname,
 		   (sock->state != SS_UNCONNECTED ||
 		    sk->sk_state == TCP_LISTEN)) {
 			res = -EADDRNOTAVAIL;
-			dev_put(dev);
+			break;
+		}
+
+		dev = dev_get_by_name(&init_net, devname);
+		if (!dev) {
+			res = -ENODEV;
 			break;
 		}
 
 		ax25->ax25_dev = ax25_dev_ax25dev(dev);
 		ax25_fillin_cb(ax25, ax25->ax25_dev);
+		dev_put(dev);
 		break;
 
 	default:
@@ -893,7 +901,6 @@ struct sock *ax25_make_new(struct sock *osk, struct ax25_dev *ax25_dev)
 
 	sock_init_data(NULL, sk);
 
-	sk->sk_destruct = ax25_free_sock;
 	sk->sk_type     = osk->sk_type;
 	sk->sk_priority = osk->sk_priority;
 	sk->sk_protocol = osk->sk_protocol;
@@ -931,6 +938,7 @@ struct sock *ax25_make_new(struct sock *osk, struct ax25_dev *ax25_dev)
 	}
 
 	sk->sk_protinfo = ax25;
+	sk->sk_destruct = ax25_free_sock;
 	ax25->sk    = sk;
 
 	return sk;
@@ -1781,8 +1789,8 @@ static int ax25_ioctl(struct socket *sock, unsigned int cmd, unsigned long arg)
 		ax25_info.idletimer = ax25_display_timer(&ax25->idletimer) / (60 * HZ);
 		ax25_info.n2count   = ax25->n2count;
 		ax25_info.state     = ax25->state;
-		ax25_info.rcv_q     = sk_wmem_alloc_get(sk);
-		ax25_info.snd_q     = sk_rmem_alloc_get(sk);
+		ax25_info.rcv_q     = sk_rmem_alloc_get(sk);
+		ax25_info.snd_q     = sk_wmem_alloc_get(sk);
 		ax25_info.vs        = ax25->vs;
 		ax25_info.vr        = ax25->vr;
 		ax25_info.va        = ax25->va;
diff --git a/net/bluetooth/hci_conn.c b/net/bluetooth/hci_conn.c
index a9750984f772..b7c4224f4e7d 100644
--- a/net/bluetooth/hci_conn.c
+++ b/net/bluetooth/hci_conn.c
@@ -211,6 +211,7 @@ struct hci_conn *hci_conn_add(struct hci_dev *hdev, int type, bdaddr_t *dst)
 	conn->type  = type;
 	conn->mode  = HCI_CM_ACTIVE;
 	conn->state = BT_OPEN;
+	conn->auth_type = HCI_AT_GENERAL_BONDING;
 
 	conn->power_save = 1;
 	conn->disc_timeout = HCI_DISCONN_TIMEOUT;
diff --git a/net/bluetooth/hci_sock.c b/net/bluetooth/hci_sock.c
index 4f9621f759a0..75302a986067 100644
--- a/net/bluetooth/hci_sock.c
+++ b/net/bluetooth/hci_sock.c
@@ -466,7 +466,7 @@ drop:
 	goto done;
 }
 
-static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int len)
+static int hci_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int len)
 {
 	struct hci_ufilter uf = { .opcode = 0 };
 	struct sock *sk = sock->sk;
diff --git a/net/bluetooth/hci_sysfs.c b/net/bluetooth/hci_sysfs.c
index 7f939ce29801..2bc6f6a8de68 100644
--- a/net/bluetooth/hci_sysfs.c
+++ b/net/bluetooth/hci_sysfs.c
@@ -92,6 +92,8 @@ static void add_conn(struct work_struct *work)
 
 	dev_set_name(&conn->dev, "%s:%d", hdev->name, conn->handle);
 
+	dev_set_drvdata(&conn->dev, conn);
+
 	if (device_add(&conn->dev) < 0) {
 		BT_ERR("Failed to register connection device");
 		return;
@@ -144,8 +146,6 @@ void hci_conn_init_sysfs(struct hci_conn *conn)
 	conn->dev.class = bt_class;
 	conn->dev.parent = &hdev->dev;
 
-	dev_set_drvdata(&conn->dev, conn);
-
 	device_initialize(&conn->dev);
 
 	INIT_WORK(&conn->work_add, add_conn);
diff --git a/net/bluetooth/hidp/core.c b/net/bluetooth/hidp/core.c
index 09bedeb5579c..49d8495d69be 100644
--- a/net/bluetooth/hidp/core.c
+++ b/net/bluetooth/hidp/core.c
@@ -577,11 +577,6 @@ static int hidp_session(void *arg)
 	}
 
 	if (session->hid) {
-		if (session->hid->claimed & HID_CLAIMED_INPUT)
-			hidinput_disconnect(session->hid);
-		if (session->hid->claimed & HID_CLAIMED_HIDRAW)
-			hidraw_disconnect(session->hid);
-
 		hid_destroy_device(session->hid);
 		session->hid = NULL;
 	}
@@ -747,8 +742,6 @@ static void hidp_stop(struct hid_device *hid)
 	skb_queue_purge(&session->ctrl_transmit);
 	skb_queue_purge(&session->intr_transmit);
 
-	if (hid->claimed & HID_CLAIMED_INPUT)
-		hidinput_disconnect(hid);
 	hid->claimed = 0;
 }
 
diff --git a/net/bluetooth/l2cap.c b/net/bluetooth/l2cap.c
index b03012564647..947f8bbb4bb3 100644
--- a/net/bluetooth/l2cap.c
+++ b/net/bluetooth/l2cap.c
@@ -555,12 +555,12 @@ static struct l2cap_conn *l2cap_conn_add(struct hci_conn *hcon, u8 status)
 
 	conn->feat_mask = 0;
 
-	setup_timer(&conn->info_timer, l2cap_info_timeout,
-						(unsigned long) conn);
-
 	spin_lock_init(&conn->lock);
 	rwlock_init(&conn->chan_list.lock);
 
+	setup_timer(&conn->info_timer, l2cap_info_timeout,
+						(unsigned long) conn);
+
 	conn->disc_reason = 0x13;
 
 	return conn;
@@ -783,6 +783,9 @@ static void l2cap_sock_init(struct sock *sk, struct sock *parent)
 	/* Default config options */
 	pi->conf_len = 0;
 	pi->flush_to = L2CAP_DEFAULT_FLUSH_TO;
+	skb_queue_head_init(TX_QUEUE(sk));
+	skb_queue_head_init(SREJ_QUEUE(sk));
+	INIT_LIST_HEAD(SREJ_LIST(sk));
 }
 
 static struct proto l2cap_proto = {
@@ -1698,7 +1701,7 @@ static int l2cap_sock_recvmsg(struct kiocb *iocb, struct socket *sock, struct ms
 	return bt_sock_recvmsg(iocb, sock, msg, len, flags);
 }
 
-static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, int optlen)
+static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct l2cap_options opts;
@@ -1755,7 +1758,7 @@ static int l2cap_sock_setsockopt_old(struct socket *sock, int optname, char __us
 	return err;
 }
 
-static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen)
+static int l2cap_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct bt_security sec;
@@ -2202,7 +2205,7 @@ static int l2cap_build_conf_req(struct sock *sk, void *data)
 {
 	struct l2cap_pinfo *pi = l2cap_pi(sk);
 	struct l2cap_conf_req *req = data;
-	struct l2cap_conf_rfc rfc = { .mode = L2CAP_MODE_ERTM };
+	struct l2cap_conf_rfc rfc = { .mode = L2CAP_MODE_BASIC };
 	void *ptr = req->data;
 
 	BT_DBG("sk %p", sk);
@@ -2391,6 +2394,10 @@ done:
 			rfc.monitor_timeout = L2CAP_DEFAULT_MONITOR_TO;
 
 			pi->conf_state |= L2CAP_CONF_MODE_DONE;
+
+			l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC,
+					sizeof(rfc), (unsigned long) &rfc);
+
 			break;
 
 		case L2CAP_MODE_STREAMING:
@@ -2398,6 +2405,10 @@ done:
 			pi->max_pdu_size = rfc.max_pdu_size;
 
 			pi->conf_state |= L2CAP_CONF_MODE_DONE;
+
+			l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC,
+					sizeof(rfc), (unsigned long) &rfc);
+
 			break;
 
 		default:
@@ -2407,9 +2418,6 @@ done:
 			rfc.mode = pi->mode;
 		}
 
-		l2cap_add_conf_opt(&ptr, L2CAP_CONF_RFC,
-					sizeof(rfc), (unsigned long) &rfc);
-
 		if (result == L2CAP_CONF_SUCCESS)
 			pi->conf_state |= L2CAP_CONF_OUTPUT_DONE;
 	}
diff --git a/net/bluetooth/rfcomm/sock.c b/net/bluetooth/rfcomm/sock.c
index 0b85e8116859..8a20aaf1f231 100644
--- a/net/bluetooth/rfcomm/sock.c
+++ b/net/bluetooth/rfcomm/sock.c
@@ -730,7 +730,7 @@ out:
 	return copied ? : err;
 }
 
-static int rfcomm_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, int optlen)
+static int rfcomm_sock_setsockopt_old(struct socket *sock, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int err = 0;
@@ -766,7 +766,7 @@ static int rfcomm_sock_setsockopt_old(struct socket *sock, int optname, char __u
 	return err;
 }
 
-static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen)
+static int rfcomm_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct bt_security sec;
diff --git a/net/bluetooth/sco.c b/net/bluetooth/sco.c
index 13c27f17192c..77f4153bdb5e 100644
--- a/net/bluetooth/sco.c
+++ b/net/bluetooth/sco.c
@@ -644,7 +644,7 @@ static int sco_sock_sendmsg(struct kiocb *iocb, struct socket *sock,
 	return err;
 }
 
-static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen)
+static int sco_sock_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int err = 0;
diff --git a/net/bridge/br_if.c b/net/bridge/br_if.c
index 142ebac14176..4a9f52732655 100644
--- a/net/bridge/br_if.c
+++ b/net/bridge/br_if.c
@@ -377,12 +377,16 @@ int br_add_if(struct net_bridge *br, struct net_device *dev)
 	struct net_bridge_port *p;
 	int err = 0;
 
-	if (dev->flags & IFF_LOOPBACK || dev->type != ARPHRD_ETHER)
+	/* Don't allow bridging non-ethernet like devices */
+	if ((dev->flags & IFF_LOOPBACK) ||
+	    dev->type != ARPHRD_ETHER || dev->addr_len != ETH_ALEN)
 		return -EINVAL;
 
+	/* No bridging of bridges */
 	if (dev->netdev_ops->ndo_start_xmit == br_dev_xmit)
 		return -ELOOP;
 
+	/* Device is already being bridged */
 	if (dev->br_port != NULL)
 		return -EBUSY;
 
@@ -432,6 +436,7 @@ err2:
 	br_fdb_delete_by_port(br, p, 1);
 err1:
 	kobject_put(&p->kobj);
+	p = NULL; /* kobject_put frees */
 err0:
 	dev_set_promiscuity(dev, -1);
 put_back:
diff --git a/net/bridge/br_netfilter.c b/net/bridge/br_netfilter.c
index 907a82e9023d..a16a2342f6bf 100644
--- a/net/bridge/br_netfilter.c
+++ b/net/bridge/br_netfilter.c
@@ -965,12 +965,12 @@ static struct nf_hook_ops br_nf_ops[] __read_mostly = {
 
 #ifdef CONFIG_SYSCTL
 static
-int brnf_sysctl_call_tables(ctl_table * ctl, int write, struct file *filp,
+int brnf_sysctl_call_tables(ctl_table * ctl, int write,
 			    void __user * buffer, size_t * lenp, loff_t * ppos)
 {
 	int ret;
 
-	ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write && *(int *)(ctl->data))
 		*(int *)(ctl->data) = 1;
diff --git a/net/can/bcm.c b/net/can/bcm.c
index 597da4f8f888..e8d58f33fe09 100644
--- a/net/can/bcm.c
+++ b/net/can/bcm.c
@@ -132,23 +132,27 @@ static inline struct bcm_sock *bcm_sk(const struct sock *sk)
 /*
  * procfs functions
  */
-static char *bcm_proc_getifname(int ifindex)
+static char *bcm_proc_getifname(char *result, int ifindex)
 {
 	struct net_device *dev;
 
 	if (!ifindex)
 		return "any";
 
-	/* no usage counting */
+	read_lock(&dev_base_lock);
 	dev = __dev_get_by_index(&init_net, ifindex);
 	if (dev)
-		return dev->name;
+		strcpy(result, dev->name);
+	else
+		strcpy(result, "???");
+	read_unlock(&dev_base_lock);
 
-	return "???";
+	return result;
 }
 
 static int bcm_proc_show(struct seq_file *m, void *v)
 {
+	char ifname[IFNAMSIZ];
 	struct sock *sk = (struct sock *)m->private;
 	struct bcm_sock *bo = bcm_sk(sk);
 	struct bcm_op *op;
@@ -157,7 +161,7 @@ static int bcm_proc_show(struct seq_file *m, void *v)
 	seq_printf(m, " / sk %p", sk);
 	seq_printf(m, " / bo %p", bo);
 	seq_printf(m, " / dropped %lu", bo->dropped_usr_msgs);
-	seq_printf(m, " / bound %s", bcm_proc_getifname(bo->ifindex));
+	seq_printf(m, " / bound %s", bcm_proc_getifname(ifname, bo->ifindex));
 	seq_printf(m, " <<<\n");
 
 	list_for_each_entry(op, &bo->rx_ops, list) {
@@ -169,7 +173,7 @@ static int bcm_proc_show(struct seq_file *m, void *v)
 			continue;
 
 		seq_printf(m, "rx_op: %03X %-5s ",
-				op->can_id, bcm_proc_getifname(op->ifindex));
+				op->can_id, bcm_proc_getifname(ifname, op->ifindex));
 		seq_printf(m, "[%d]%c ", op->nframes,
 				(op->flags & RX_CHECK_DLC)?'d':' ');
 		if (op->kt_ival1.tv64)
@@ -194,7 +198,8 @@ static int bcm_proc_show(struct seq_file *m, void *v)
 	list_for_each_entry(op, &bo->tx_ops, list) {
 
 		seq_printf(m, "tx_op: %03X %s [%d] ",
-				op->can_id, bcm_proc_getifname(op->ifindex),
+				op->can_id,
+				bcm_proc_getifname(ifname, op->ifindex),
 				op->nframes);
 
 		if (op->kt_ival1.tv64)
diff --git a/net/can/raw.c b/net/can/raw.c
index db3152df7d2b..b5e897922d32 100644
--- a/net/can/raw.c
+++ b/net/can/raw.c
@@ -411,7 +411,7 @@ static int raw_getname(struct socket *sock, struct sockaddr *uaddr,
 }
 
 static int raw_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct raw_sock *ro = raw_sk(sk);
diff --git a/net/compat.c b/net/compat.c
index 12728b17a226..a407c3addbae 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -331,7 +331,7 @@ struct compat_sock_fprog {
 };
 
 static int do_set_attach_filter(struct socket *sock, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	struct compat_sock_fprog __user *fprog32 = (struct compat_sock_fprog __user *)optval;
 	struct sock_fprog __user *kfprog = compat_alloc_user_space(sizeof(struct sock_fprog));
@@ -351,7 +351,7 @@ static int do_set_attach_filter(struct socket *sock, int level, int optname,
 }
 
 static int do_set_sock_timeout(struct socket *sock, int level,
-		int optname, char __user *optval, int optlen)
+		int optname, char __user *optval, unsigned int optlen)
 {
 	struct compat_timeval __user *up = (struct compat_timeval __user *) optval;
 	struct timeval ktime;
@@ -373,7 +373,7 @@ static int do_set_sock_timeout(struct socket *sock, int level,
 }
 
 static int compat_sock_setsockopt(struct socket *sock, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	if (optname == SO_ATTACH_FILTER)
 		return do_set_attach_filter(sock, level, optname,
@@ -385,7 +385,7 @@ static int compat_sock_setsockopt(struct socket *sock, int level, int optname,
 }
 
 asmlinkage long compat_sys_setsockopt(int fd, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	int err;
 	struct socket *sock;
@@ -558,8 +558,8 @@ struct compat_group_filter {
 
 
 int compat_mc_setsockopt(struct sock *sock, int level, int optname,
-	char __user *optval, int optlen,
-	int (*setsockopt)(struct sock *,int,int,char __user *,int))
+	char __user *optval, unsigned int optlen,
+	int (*setsockopt)(struct sock *,int,int,char __user *,unsigned int))
 {
 	char __user	*koptval = optval;
 	int		koptlen = optlen;
diff --git a/net/core/datagram.c b/net/core/datagram.c
index 1c6cf3a1a4f6..4ade3011bb3c 100644
--- a/net/core/datagram.c
+++ b/net/core/datagram.c
@@ -224,6 +224,15 @@ void skb_free_datagram(struct sock *sk, struct sk_buff *skb)
 	consume_skb(skb);
 	sk_mem_reclaim_partial(sk);
 }
+EXPORT_SYMBOL(skb_free_datagram);
+
+void skb_free_datagram_locked(struct sock *sk, struct sk_buff *skb)
+{
+	lock_sock(sk);
+	skb_free_datagram(sk, skb);
+	release_sock(sk);
+}
+EXPORT_SYMBOL(skb_free_datagram_locked);
 
 /**
  *	skb_kill_datagram - Free a datagram skbuff forcibly
@@ -752,5 +761,4 @@ unsigned int datagram_poll(struct file *file, struct socket *sock,
 EXPORT_SYMBOL(datagram_poll);
 EXPORT_SYMBOL(skb_copy_and_csum_datagram_iovec);
 EXPORT_SYMBOL(skb_copy_datagram_iovec);
-EXPORT_SYMBOL(skb_free_datagram);
 EXPORT_SYMBOL(skb_recv_datagram);
diff --git a/net/core/dev.c b/net/core/dev.c
index 560c8c9c03ab..fe10551d3671 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -942,14 +942,15 @@ rollback:
 	ret = notifier_to_errno(ret);
 
 	if (ret) {
-		if (err) {
-			printk(KERN_ERR
-			       "%s: name change rollback failed: %d.\n",
-			       dev->name, ret);
-		} else {
+		/* err >= 0 after dev_alloc_name() or stores the first errno */
+		if (err >= 0) {
 			err = ret;
 			memcpy(dev->name, oldname, IFNAMSIZ);
 			goto rollback;
+		} else {
+			printk(KERN_ERR
+			       "%s: name change rollback failed: %d.\n",
+			       dev->name, ret);
 		}
 	}
 
@@ -2288,6 +2289,9 @@ int netif_receive_skb(struct sk_buff *skb)
 	int ret = NET_RX_DROP;
 	__be16 type;
 
+	if (!skb->tstamp.tv64)
+		net_timestamp(skb);
+
 	if (skb->vlan_tci && vlan_hwaccel_do_receive(skb))
 		return NET_RX_SUCCESS;
 
@@ -2295,9 +2299,6 @@ int netif_receive_skb(struct sk_buff *skb)
 	if (netpoll_receive_skb(skb))
 		return NET_RX_DROP;
 
-	if (!skb->tstamp.tv64)
-		net_timestamp(skb);
-
 	if (!skb->iif)
 		skb->iif = skb->dev->ifindex;
 
diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c
index 7d4c57523b09..427ded841224 100644
--- a/net/core/net-sysfs.c
+++ b/net/core/net-sysfs.c
@@ -16,7 +16,7 @@
 #include <net/sock.h>
 #include <linux/rtnetlink.h>
 #include <linux/wireless.h>
-#include <net/iw_handler.h>
+#include <net/wext.h>
 
 #include "net-sysfs.h"
 
@@ -363,18 +363,16 @@ static ssize_t wireless_show(struct device *d, char *buf,
 					       char *))
 {
 	struct net_device *dev = to_net_dev(d);
-	const struct iw_statistics *iw = NULL;
+	const struct iw_statistics *iw;
 	ssize_t ret = -EINVAL;
 
-	read_lock(&dev_base_lock);
+	rtnl_lock();
 	if (dev_isalive(dev)) {
-		if (dev->wireless_handlers &&
-		    dev->wireless_handlers->get_wireless_stats)
-			iw = dev->wireless_handlers->get_wireless_stats(dev);
-		if (iw != NULL)
+		iw = get_wireless_stats(dev);
+		if (iw)
 			ret = (*format)(iw, buf);
 	}
-	read_unlock(&dev_base_lock);
+	rtnl_unlock();
 
 	return ret;
 }
@@ -505,7 +503,7 @@ int netdev_register_kobject(struct net_device *net)
 	*groups++ = &netstat_group;
 
 #ifdef CONFIG_WIRELESS_EXT_SYSFS
-	if (net->wireless_handlers && net->wireless_handlers->get_wireless_stats)
+	if (net->wireless_handlers || net->ieee80211_ptr)
 		*groups++ = &wireless_group;
 #endif
 #endif /* CONFIG_SYSFS */
diff --git a/net/core/pktgen.c b/net/core/pktgen.c
index 0bcecbf06581..6e79e96cb4f2 100644
--- a/net/core/pktgen.c
+++ b/net/core/pktgen.c
@@ -192,11 +192,10 @@
 #define F_QUEUE_MAP_CPU (1<<14)	/* queue map mirrors smp_processor_id() */
 
 /* Thread control flag bits */
-#define T_TERMINATE   (1<<0)
-#define T_STOP        (1<<1)	/* Stop run */
-#define T_RUN         (1<<2)	/* Start run */
-#define T_REMDEVALL   (1<<3)	/* Remove all devs */
-#define T_REMDEV      (1<<4)	/* Remove one dev */
+#define T_STOP        (1<<0)	/* Stop run */
+#define T_RUN         (1<<1)	/* Start run */
+#define T_REMDEVALL   (1<<2)	/* Remove all devs */
+#define T_REMDEV      (1<<3)	/* Remove one dev */
 
 /* If lock -- can be removed after some work */
 #define   if_lock(t)           spin_lock(&(t->if_lock));
@@ -336,6 +335,7 @@ struct pktgen_dev {
 	__u32 cur_src_mac_offset;
 	__be32 cur_saddr;
 	__be32 cur_daddr;
+	__u16 ip_id;
 	__u16 cur_udp_dst;
 	__u16 cur_udp_src;
 	__u16 cur_queue_map;
@@ -363,6 +363,7 @@ struct pktgen_dev {
 				  * device name (not when the inject is
 				  * started as it used to do.)
 				  */
+	char odevname[32];
 	struct flow_state *flows;
 	unsigned cflows;	/* Concurrent flows (config) */
 	unsigned lflow;		/* Flow length  (config) */
@@ -426,7 +427,7 @@ static const char version[] =
 static int pktgen_remove_device(struct pktgen_thread *t, struct pktgen_dev *i);
 static int pktgen_add_device(struct pktgen_thread *t, const char *ifname);
 static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
-					  const char *ifname);
+					  const char *ifname, bool exact);
 static int pktgen_device_event(struct notifier_block *, unsigned long, void *);
 static void pktgen_run_all_threads(void);
 static void pktgen_reset_all_threads(void);
@@ -528,7 +529,7 @@ static int pktgen_if_show(struct seq_file *seq, void *v)
 	seq_printf(seq,
 		   "     frags: %d  delay: %llu  clone_skb: %d  ifname: %s\n",
 		   pkt_dev->nfrags, (unsigned long long) pkt_dev->delay,
-		   pkt_dev->clone_skb, pkt_dev->odev->name);
+		   pkt_dev->clone_skb, pkt_dev->odevname);
 
 	seq_printf(seq, "     flows: %u flowlen: %u\n", pkt_dev->cflows,
 		   pkt_dev->lflow);
@@ -965,7 +966,7 @@ static ssize_t pktgen_if_write(struct file *file,
 		if (value == 0x7FFFFFFF)
 			pkt_dev->delay = ULLONG_MAX;
 		else
-			pkt_dev->delay = (u64)value * NSEC_PER_USEC;
+			pkt_dev->delay = (u64)value;
 
 		sprintf(pg_result, "OK: delay=%llu",
 			(unsigned long long) pkt_dev->delay);
@@ -1688,13 +1689,13 @@ static int pktgen_thread_show(struct seq_file *seq, void *v)
 	if_lock(t);
 	list_for_each_entry(pkt_dev, &t->if_list, list)
 		if (pkt_dev->running)
-			seq_printf(seq, "%s ", pkt_dev->odev->name);
+			seq_printf(seq, "%s ", pkt_dev->odevname);
 
 	seq_printf(seq, "\nStopped: ");
 
 	list_for_each_entry(pkt_dev, &t->if_list, list)
 		if (!pkt_dev->running)
-			seq_printf(seq, "%s ", pkt_dev->odev->name);
+			seq_printf(seq, "%s ", pkt_dev->odevname);
 
 	if (t->result[0])
 		seq_printf(seq, "\nResult: %s\n", t->result);
@@ -1817,9 +1818,10 @@ static struct pktgen_dev *__pktgen_NN_threads(const char *ifname, int remove)
 {
 	struct pktgen_thread *t;
 	struct pktgen_dev *pkt_dev = NULL;
+	bool exact = (remove == FIND);
 
 	list_for_each_entry(t, &pktgen_threads, th_list) {
-		pkt_dev = pktgen_find_dev(t, ifname);
+		pkt_dev = pktgen_find_dev(t, ifname, exact);
 		if (pkt_dev) {
 			if (remove) {
 				if_lock(t);
@@ -1994,7 +1996,7 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 		       "queue_map_min (zero-based) (%d) exceeds valid range "
 		       "[0 - %d] for (%d) queues on %s, resetting\n",
 		       pkt_dev->queue_map_min, (ntxq ?: 1) - 1, ntxq,
-		       pkt_dev->odev->name);
+		       pkt_dev->odevname);
 		pkt_dev->queue_map_min = ntxq - 1;
 	}
 	if (pkt_dev->queue_map_max >= ntxq) {
@@ -2002,7 +2004,7 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 		       "queue_map_max (zero-based) (%d) exceeds valid range "
 		       "[0 - %d] for (%d) queues on %s, resetting\n",
 		       pkt_dev->queue_map_max, (ntxq ?: 1) - 1, ntxq,
-		       pkt_dev->odev->name);
+		       pkt_dev->odevname);
 		pkt_dev->queue_map_max = ntxq - 1;
 	}
 
@@ -2105,18 +2107,20 @@ static void pktgen_setup_inject(struct pktgen_dev *pkt_dev)
 
 static void spin(struct pktgen_dev *pkt_dev, ktime_t spin_until)
 {
-	ktime_t start;
-	s32 remaining;
+	ktime_t start_time, end_time;
+	s64 remaining;
 	struct hrtimer_sleeper t;
 
 	hrtimer_init_on_stack(&t.timer, CLOCK_MONOTONIC, HRTIMER_MODE_ABS);
 	hrtimer_set_expires(&t.timer, spin_until);
 
 	remaining = ktime_to_us(hrtimer_expires_remaining(&t.timer));
-	if (remaining <= 0)
+	if (remaining <= 0) {
+		pkt_dev->next_tx = ktime_add_ns(spin_until, pkt_dev->delay);
 		return;
+	}
 
-	start = ktime_now();
+	start_time = ktime_now();
 	if (remaining < 100)
 		udelay(remaining); 	/* really small just spin */
 	else {
@@ -2135,7 +2139,10 @@ static void spin(struct pktgen_dev *pkt_dev, ktime_t spin_until)
 		} while (t.task && pkt_dev->running && !signal_pending(current));
 		__set_current_state(TASK_RUNNING);
 	}
-	pkt_dev->idle_acc += ktime_to_ns(ktime_sub(ktime_now(), start));
+	end_time = ktime_now();
+
+	pkt_dev->idle_acc += ktime_to_ns(ktime_sub(end_time, start_time));
+	pkt_dev->next_tx = ktime_add_ns(end_time, pkt_dev->delay);
 }
 
 static inline void set_pkt_overhead(struct pktgen_dev *pkt_dev)
@@ -2208,7 +2215,7 @@ static void set_cur_queue_map(struct pktgen_dev *pkt_dev)
 	if (pkt_dev->flags & F_QUEUE_MAP_CPU)
 		pkt_dev->cur_queue_map = smp_processor_id();
 
-	else if (pkt_dev->queue_map_min < pkt_dev->queue_map_max) {
+	else if (pkt_dev->queue_map_min <= pkt_dev->queue_map_max) {
 		__u16 t;
 		if (pkt_dev->flags & F_QUEUE_MAP_RND) {
 			t = random32() %
@@ -2626,6 +2633,8 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
 	iph->protocol = IPPROTO_UDP;	/* UDP */
 	iph->saddr = pkt_dev->cur_saddr;
 	iph->daddr = pkt_dev->cur_daddr;
+	iph->id = htons(pkt_dev->ip_id);
+	pkt_dev->ip_id++;
 	iph->frag_off = 0;
 	iplen = 20 + 8 + datalen;
 	iph->tot_len = htons(iplen);
@@ -2637,24 +2646,26 @@ static struct sk_buff *fill_packet_ipv4(struct net_device *odev,
 	skb->dev = odev;
 	skb->pkt_type = PACKET_HOST;
 
-	if (pkt_dev->nfrags <= 0)
+	if (pkt_dev->nfrags <= 0) {
 		pgh = (struct pktgen_hdr *)skb_put(skb, datalen);
-	else {
+		memset(pgh + 1, 0, datalen - sizeof(struct pktgen_hdr));
+	} else {
 		int frags = pkt_dev->nfrags;
-		int i;
+		int i, len;
 
 		pgh = (struct pktgen_hdr *)(((char *)(udph)) + 8);
 
 		if (frags > MAX_SKB_FRAGS)
 			frags = MAX_SKB_FRAGS;
 		if (datalen > frags * PAGE_SIZE) {
-			skb_put(skb, datalen - frags * PAGE_SIZE);
+			len = datalen - frags * PAGE_SIZE;
+			memset(skb_put(skb, len), 0, len);
 			datalen = frags * PAGE_SIZE;
 		}
 
 		i = 0;
 		while (datalen > 0) {
-			struct page *page = alloc_pages(GFP_KERNEL, 0);
+			struct page *page = alloc_pages(GFP_KERNEL | __GFP_ZERO, 0);
 			skb_shinfo(skb)->frags[i].page = page;
 			skb_shinfo(skb)->frags[i].page_offset = 0;
 			skb_shinfo(skb)->frags[i].size =
@@ -3253,7 +3264,7 @@ static int pktgen_stop_device(struct pktgen_dev *pkt_dev)
 
 	if (!pkt_dev->running) {
 		printk(KERN_WARNING "pktgen: interface: %s is already "
-		       "stopped\n", pkt_dev->odev->name);
+		       "stopped\n", pkt_dev->odevname);
 		return -EINVAL;
 	}
 
@@ -3365,19 +3376,29 @@ static void pktgen_rem_thread(struct pktgen_thread *t)
 	mutex_unlock(&pktgen_thread_lock);
 }
 
-static void idle(struct pktgen_dev *pkt_dev)
+static void pktgen_resched(struct pktgen_dev *pkt_dev)
 {
 	ktime_t idle_start = ktime_now();
+	schedule();
+	pkt_dev->idle_acc += ktime_to_ns(ktime_sub(ktime_now(), idle_start));
+}
 
-	if (need_resched())
-		schedule();
-	else
-		cpu_relax();
+static void pktgen_wait_for_skb(struct pktgen_dev *pkt_dev)
+{
+	ktime_t idle_start = ktime_now();
 
+	while (atomic_read(&(pkt_dev->skb->users)) != 1) {
+		if (signal_pending(current))
+			break;
+
+		if (need_resched())
+			pktgen_resched(pkt_dev);
+		else
+			cpu_relax();
+	}
 	pkt_dev->idle_acc += ktime_to_ns(ktime_sub(ktime_now(), idle_start));
 }
 
-
 static void pktgen_xmit(struct pktgen_dev *pkt_dev)
 {
 	struct net_device *odev = pkt_dev->odev;
@@ -3387,36 +3408,21 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
 	u16 queue_map;
 	int ret;
 
-	if (pkt_dev->delay) {
-		spin(pkt_dev, pkt_dev->next_tx);
-
-		/* This is max DELAY, this has special meaning of
-		 * "never transmit"
-		 */
-		if (pkt_dev->delay == ULLONG_MAX) {
-			pkt_dev->next_tx = ktime_add_ns(ktime_now(), ULONG_MAX);
-			return;
-		}
-	}
-
-	if (!pkt_dev->skb) {
-		set_cur_queue_map(pkt_dev);
-		queue_map = pkt_dev->cur_queue_map;
-	} else {
-		queue_map = skb_get_queue_mapping(pkt_dev->skb);
+	/* If device is offline, then don't send */
+	if (unlikely(!netif_running(odev) || !netif_carrier_ok(odev))) {
+		pktgen_stop_device(pkt_dev);
+		return;
 	}
 
-	txq = netdev_get_tx_queue(odev, queue_map);
-	/* Did we saturate the queue already? */
-	if (netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq)) {
-		/* If device is down, then all queues are permnantly frozen */
-		if (netif_running(odev))
-			idle(pkt_dev);
-		else
-			pktgen_stop_device(pkt_dev);
+	/* This is max DELAY, this has special meaning of
+	 * "never transmit"
+	 */
+	if (unlikely(pkt_dev->delay == ULLONG_MAX)) {
+		pkt_dev->next_tx = ktime_add_ns(ktime_now(), ULONG_MAX);
 		return;
 	}
 
+	/* If no skb or clone count exhausted then get new one */
 	if (!pkt_dev->skb || (pkt_dev->last_ok &&
 			      ++pkt_dev->clone_count >= pkt_dev->clone_skb)) {
 		/* build a new pkt */
@@ -3435,54 +3441,45 @@ static void pktgen_xmit(struct pktgen_dev *pkt_dev)
 		pkt_dev->clone_count = 0;	/* reset counter */
 	}
 
-	/* fill_packet() might have changed the queue */
+	if (pkt_dev->delay && pkt_dev->last_ok)
+		spin(pkt_dev, pkt_dev->next_tx);
+
 	queue_map = skb_get_queue_mapping(pkt_dev->skb);
 	txq = netdev_get_tx_queue(odev, queue_map);
 
 	__netif_tx_lock_bh(txq);
-	if (unlikely(netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq)))
-		pkt_dev->last_ok = 0;
-	else {
-		atomic_inc(&(pkt_dev->skb->users));
+	atomic_inc(&(pkt_dev->skb->users));
 
-	retry_now:
+	if (unlikely(netif_tx_queue_stopped(txq) || netif_tx_queue_frozen(txq)))
+		ret = NETDEV_TX_BUSY;
+	else
 		ret = (*xmit)(pkt_dev->skb, odev);
-		switch (ret) {
-		case NETDEV_TX_OK:
-			txq_trans_update(txq);
-			pkt_dev->last_ok = 1;
-			pkt_dev->sofar++;
-			pkt_dev->seq_num++;
-			pkt_dev->tx_bytes += pkt_dev->cur_pkt_size;
-			break;
-		case NETDEV_TX_LOCKED:
-			cpu_relax();
-			goto retry_now;
-		default: /* Drivers are not supposed to return other values! */
-			if (net_ratelimit())
-				pr_info("pktgen: %s xmit error: %d\n",
-					odev->name, ret);
-			pkt_dev->errors++;
-			/* fallthru */
-		case NETDEV_TX_BUSY:
-			/* Retry it next time */
-			atomic_dec(&(pkt_dev->skb->users));
-			pkt_dev->last_ok = 0;
-		}
-
-		if (pkt_dev->delay)
-			pkt_dev->next_tx = ktime_add_ns(ktime_now(),
-							pkt_dev->delay);
+
+	switch (ret) {
+	case NETDEV_TX_OK:
+		txq_trans_update(txq);
+		pkt_dev->last_ok = 1;
+		pkt_dev->sofar++;
+		pkt_dev->seq_num++;
+		pkt_dev->tx_bytes += pkt_dev->cur_pkt_size;
+		break;
+	default: /* Drivers are not supposed to return other values! */
+		if (net_ratelimit())
+			pr_info("pktgen: %s xmit error: %d\n",
+				pkt_dev->odevname, ret);
+		pkt_dev->errors++;
+		/* fallthru */
+	case NETDEV_TX_LOCKED:
+	case NETDEV_TX_BUSY:
+		/* Retry it next time */
+		atomic_dec(&(pkt_dev->skb->users));
+		pkt_dev->last_ok = 0;
 	}
 	__netif_tx_unlock_bh(txq);
 
 	/* If pkt_dev->count is zero, then run forever */
 	if ((pkt_dev->count != 0) && (pkt_dev->sofar >= pkt_dev->count)) {
-		while (atomic_read(&(pkt_dev->skb->users)) != 1) {
-			if (signal_pending(current))
-				break;
-			idle(pkt_dev);
-		}
+		pktgen_wait_for_skb(pkt_dev);
 
 		/* Done with this */
 		pktgen_stop_device(pkt_dev);
@@ -3515,20 +3512,24 @@ static int pktgen_thread_worker(void *arg)
 	while (!kthread_should_stop()) {
 		pkt_dev = next_to_run(t);
 
-		if (!pkt_dev &&
-		    (t->control & (T_STOP | T_RUN | T_REMDEVALL | T_REMDEV))
-		    == 0) {
-			prepare_to_wait(&(t->queue), &wait,
-					TASK_INTERRUPTIBLE);
-			schedule_timeout(HZ / 10);
-			finish_wait(&(t->queue), &wait);
+		if (unlikely(!pkt_dev && t->control == 0)) {
+			wait_event_interruptible_timeout(t->queue,
+							 t->control != 0,
+							 HZ/10);
+			continue;
 		}
 
 		__set_current_state(TASK_RUNNING);
 
-		if (pkt_dev)
+		if (likely(pkt_dev)) {
 			pktgen_xmit(pkt_dev);
 
+			if (need_resched())
+				pktgen_resched(pkt_dev);
+			else
+				cpu_relax();
+		}
+
 		if (t->control & T_STOP) {
 			pktgen_stop(t);
 			t->control &= ~(T_STOP);
@@ -3567,13 +3568,18 @@ static int pktgen_thread_worker(void *arg)
 }
 
 static struct pktgen_dev *pktgen_find_dev(struct pktgen_thread *t,
-					  const char *ifname)
+					  const char *ifname, bool exact)
 {
 	struct pktgen_dev *p, *pkt_dev = NULL;
-	if_lock(t);
+	size_t len = strlen(ifname);
 
+	if_lock(t);
 	list_for_each_entry(p, &t->if_list, list)
-		if (strncmp(p->odev->name, ifname, IFNAMSIZ) == 0) {
+		if (strncmp(p->odevname, ifname, len) == 0) {
+			if (p->odevname[len]) {
+				if (exact || p->odevname[len] != '@')
+					continue;
+			}
 			pkt_dev = p;
 			break;
 		}
@@ -3629,6 +3635,7 @@ static int pktgen_add_device(struct pktgen_thread *t, const char *ifname)
 	if (!pkt_dev)
 		return -ENOMEM;
 
+	strcpy(pkt_dev->odevname, ifname);
 	pkt_dev->flows = vmalloc(MAX_CFLOWS * sizeof(struct flow_state));
 	if (pkt_dev->flows == NULL) {
 		kfree(pkt_dev);
diff --git a/net/core/skbuff.c b/net/core/skbuff.c
index 80a96166df39..ec85681a7dd8 100644
--- a/net/core/skbuff.c
+++ b/net/core/skbuff.c
@@ -2701,7 +2701,8 @@ int skb_gro_receive(struct sk_buff **head, struct sk_buff *skb)
 
 		NAPI_GRO_CB(skb)->free = 1;
 		goto done;
-	}
+	} else if (skb_gro_len(p) != pinfo->gso_size)
+		return -E2BIG;
 
 	headroom = skb_headroom(p);
 	nskb = netdev_alloc_skb(p->dev, headroom + skb_gro_offset(p));
diff --git a/net/core/sock.c b/net/core/sock.c
index 30d5446512f9..7626b6aacd68 100644
--- a/net/core/sock.c
+++ b/net/core/sock.c
@@ -446,7 +446,7 @@ static inline void sock_valbool_flag(struct sock *sk, int bit, int valbool)
  */
 
 int sock_setsockopt(struct socket *sock, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int val;
@@ -1206,12 +1206,12 @@ EXPORT_SYMBOL_GPL(sk_setup_caps);
 
 void __init sk_init(void)
 {
-	if (num_physpages <= 4096) {
+	if (totalram_pages <= 4096) {
 		sysctl_wmem_max = 32767;
 		sysctl_rmem_max = 32767;
 		sysctl_wmem_default = 32767;
 		sysctl_rmem_default = 32767;
-	} else if (num_physpages >= 131072) {
+	} else if (totalram_pages >= 131072) {
 		sysctl_wmem_max = 131071;
 		sysctl_rmem_max = 131071;
 	}
@@ -1228,17 +1228,22 @@ void __init sk_init(void)
 void sock_wfree(struct sk_buff *skb)
 {
 	struct sock *sk = skb->sk;
-	int res;
+	unsigned int len = skb->truesize;
 
-	/* In case it might be waiting for more memory. */
-	res = atomic_sub_return(skb->truesize, &sk->sk_wmem_alloc);
-	if (!sock_flag(sk, SOCK_USE_WRITE_QUEUE))
+	if (!sock_flag(sk, SOCK_USE_WRITE_QUEUE)) {
+		/*
+		 * Keep a reference on sk_wmem_alloc, this will be released
+		 * after sk_write_space() call
+		 */
+		atomic_sub(len - 1, &sk->sk_wmem_alloc);
 		sk->sk_write_space(sk);
+		len = 1;
+	}
 	/*
-	 * if sk_wmem_alloc reached 0, we are last user and should
-	 * free this sock, as sk_free() call could not do it.
+	 * if sk_wmem_alloc reaches 0, we must finish what sk_free()
+	 * could not do because of in-flight packets
 	 */
-	if (res == 0)
+	if (atomic_sub_and_test(len, &sk->sk_wmem_alloc))
 		__sk_free(sk);
 }
 EXPORT_SYMBOL(sock_wfree);
@@ -1697,7 +1702,7 @@ int sock_no_shutdown(struct socket *sock, int how)
 EXPORT_SYMBOL(sock_no_shutdown);
 
 int sock_no_setsockopt(struct socket *sock, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	return -EOPNOTSUPP;
 }
@@ -2018,7 +2023,7 @@ EXPORT_SYMBOL(sock_common_recvmsg);
  *	Set socket options on an inet socket.
  */
 int sock_common_setsockopt(struct socket *sock, int level, int optname,
-			   char __user *optval, int optlen)
+			   char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 
@@ -2028,7 +2033,7 @@ EXPORT_SYMBOL(sock_common_setsockopt);
 
 #ifdef CONFIG_COMPAT
 int compat_sock_common_setsockopt(struct socket *sock, int level, int optname,
-				  char __user *optval, int optlen)
+				  char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 
diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c
index e0879bfb7dd5..ac1205df6c86 100644
--- a/net/dcb/dcbnl.c
+++ b/net/dcb/dcbnl.c
@@ -194,7 +194,7 @@ static int dcbnl_reply(u8 value, u8 event, u8 cmd, u8 attr, u32 pid,
 	nlmsg_end(dcbnl_skb, nlh);
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		return -EINVAL;
 
 	return 0;
 nlmsg_failure:
@@ -275,7 +275,7 @@ static int dcbnl_getpfccfg(struct net_device *netdev, struct nlattr **tb,
 
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		goto err_out;
 
 	return 0;
 nlmsg_failure:
@@ -316,12 +316,11 @@ static int dcbnl_getperm_hwaddr(struct net_device *netdev, struct nlattr **tb,
 
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		goto err_out;
 
 	return 0;
 
 nlmsg_failure:
-err:
 	kfree_skb(dcbnl_skb);
 err_out:
 	return -EINVAL;
@@ -383,7 +382,7 @@ static int dcbnl_getcap(struct net_device *netdev, struct nlattr **tb,
 
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		goto err_out;
 
 	return 0;
 nlmsg_failure:
@@ -460,7 +459,7 @@ static int dcbnl_getnumtcs(struct net_device *netdev, struct nlattr **tb,
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret) {
 		ret = -EINVAL;
-		goto err;
+		goto err_out;
 	}
 
 	return 0;
@@ -799,7 +798,7 @@ static int __dcbnl_pg_getcfg(struct net_device *netdev, struct nlattr **tb,
 
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		goto err_out;
 
 	return 0;
 
@@ -1063,7 +1062,7 @@ static int dcbnl_bcn_getcfg(struct net_device *netdev, struct nlattr **tb,
 
 	ret = rtnl_unicast(dcbnl_skb, &init_net, pid);
 	if (ret)
-		goto err;
+		goto err_out;
 
 	return 0;
 
diff --git a/net/dccp/dccp.h b/net/dccp/dccp.h
index d6bc47363b1c..5ef32c2f0d6a 100644
--- a/net/dccp/dccp.h
+++ b/net/dccp/dccp.h
@@ -290,14 +290,14 @@ extern int	   dccp_disconnect(struct sock *sk, int flags);
 extern int	   dccp_getsockopt(struct sock *sk, int level, int optname,
 				   char __user *optval, int __user *optlen);
 extern int	   dccp_setsockopt(struct sock *sk, int level, int optname,
-				   char __user *optval, int optlen);
+				   char __user *optval, unsigned int optlen);
 #ifdef CONFIG_COMPAT
 extern int	   compat_dccp_getsockopt(struct sock *sk,
 				int level, int optname,
 				char __user *optval, int __user *optlen);
 extern int	   compat_dccp_setsockopt(struct sock *sk,
 				int level, int optname,
-				char __user *optval, int optlen);
+				char __user *optval, unsigned int optlen);
 #endif
 extern int	   dccp_ioctl(struct sock *sk, int cmd, unsigned long arg);
 extern int	   dccp_sendmsg(struct kiocb *iocb, struct sock *sk,
diff --git a/net/dccp/proto.c b/net/dccp/proto.c
index 923db06c7e55..a156319fd0ac 100644
--- a/net/dccp/proto.c
+++ b/net/dccp/proto.c
@@ -393,7 +393,7 @@ out:
 EXPORT_SYMBOL_GPL(dccp_ioctl);
 
 static int dccp_setsockopt_service(struct sock *sk, const __be32 service,
-				   char __user *optval, int optlen)
+				   char __user *optval, unsigned int optlen)
 {
 	struct dccp_sock *dp = dccp_sk(sk);
 	struct dccp_service_list *sl = NULL;
@@ -464,7 +464,7 @@ static int dccp_setsockopt_cscov(struct sock *sk, int cscov, bool rx)
 }
 
 static int dccp_setsockopt_ccid(struct sock *sk, int type,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	u8 *val;
 	int rc = 0;
@@ -494,7 +494,7 @@ static int dccp_setsockopt_ccid(struct sock *sk, int type,
 }
 
 static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
-		char __user *optval, int optlen)
+		char __user *optval, unsigned int optlen)
 {
 	struct dccp_sock *dp = dccp_sk(sk);
 	int val, err = 0;
@@ -546,7 +546,7 @@ static int do_dccp_setsockopt(struct sock *sk, int level, int optname,
 }
 
 int dccp_setsockopt(struct sock *sk, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_DCCP)
 		return inet_csk(sk)->icsk_af_ops->setsockopt(sk, level,
@@ -559,7 +559,7 @@ EXPORT_SYMBOL_GPL(dccp_setsockopt);
 
 #ifdef CONFIG_COMPAT
 int compat_dccp_setsockopt(struct sock *sk, int level, int optname,
-			   char __user *optval, int optlen)
+			   char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_DCCP)
 		return inet_csk_compat_setsockopt(sk, level, optname,
@@ -1049,10 +1049,10 @@ static int __init dccp_init(void)
 	 *
 	 * The methodology is similar to that of the buffer cache.
 	 */
-	if (num_physpages >= (128 * 1024))
-		goal = num_physpages >> (21 - PAGE_SHIFT);
+	if (totalram_pages >= (128 * 1024))
+		goal = totalram_pages >> (21 - PAGE_SHIFT);
 	else
-		goal = num_physpages >> (23 - PAGE_SHIFT);
+		goal = totalram_pages >> (23 - PAGE_SHIFT);
 
 	if (thash_entries)
 		goal = (thash_entries *
diff --git a/net/decnet/af_decnet.c b/net/decnet/af_decnet.c
index 77d40289653c..7a58c87baf17 100644
--- a/net/decnet/af_decnet.c
+++ b/net/decnet/af_decnet.c
@@ -157,7 +157,7 @@ static struct hlist_head dn_sk_hash[DN_SK_HASH_SIZE];
 static struct hlist_head dn_wild_sk;
 static atomic_t decnet_memory_allocated;
 
-static int __dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen, int flags);
+static int __dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen, int flags);
 static int __dn_getsockopt(struct socket *sock, int level, int optname, char __user *optval, int __user *optlen, int flags);
 
 static struct hlist_head *dn_find_list(struct sock *sk)
@@ -1325,7 +1325,7 @@ out:
 	return err;
 }
 
-static int dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen)
+static int dn_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int err;
@@ -1337,7 +1337,7 @@ static int dn_setsockopt(struct socket *sock, int level, int optname, char __use
 	return err;
 }
 
-static int __dn_setsockopt(struct socket *sock, int level,int optname, char __user *optval, int optlen, int flags)
+static int __dn_setsockopt(struct socket *sock, int level,int optname, char __user *optval, unsigned int optlen, int flags)
 {
 	struct	sock *sk = sock->sk;
 	struct dn_scp *scp = DN_SK(sk);
diff --git a/net/decnet/dn_dev.c b/net/decnet/dn_dev.c
index 1c6a5bb6f0c8..6e1f085db06a 100644
--- a/net/decnet/dn_dev.c
+++ b/net/decnet/dn_dev.c
@@ -164,7 +164,7 @@ static int max_t3[] = { 8191 }; /* Must fit in 16 bits when multiplied by BCT3MU
 static int min_priority[1];
 static int max_priority[] = { 127 }; /* From DECnet spec */
 
-static int dn_forwarding_proc(ctl_table *, int, struct file *,
+static int dn_forwarding_proc(ctl_table *, int,
 			void __user *, size_t *, loff_t *);
 static int dn_forwarding_sysctl(ctl_table *table,
 			void __user *oldval, size_t __user *oldlenp,
@@ -274,7 +274,6 @@ static void dn_dev_sysctl_unregister(struct dn_dev_parms *parms)
 }
 
 static int dn_forwarding_proc(ctl_table *table, int write,
-				struct file *filep,
 				void __user *buffer,
 				size_t *lenp, loff_t *ppos)
 {
@@ -290,7 +289,7 @@ static int dn_forwarding_proc(ctl_table *table, int write,
 	dn_db = dev->dn_ptr;
 	old = dn_db->parms.forwarding;
 
-	err = proc_dointvec(table, write, filep, buffer, lenp, ppos);
+	err = proc_dointvec(table, write, buffer, lenp, ppos);
 
 	if ((err >= 0) && write) {
 		if (dn_db->parms.forwarding < 0)
diff --git a/net/decnet/dn_route.c b/net/decnet/dn_route.c
index 9383d3e5a1ab..57662cabaf9b 100644
--- a/net/decnet/dn_route.c
+++ b/net/decnet/dn_route.c
@@ -1750,7 +1750,7 @@ void __init dn_route_init(void)
 	dn_route_timer.expires = jiffies + decnet_dst_gc_interval * HZ;
 	add_timer(&dn_route_timer);
 
-	goal = num_physpages >> (26 - PAGE_SHIFT);
+	goal = totalram_pages >> (26 - PAGE_SHIFT);
 
 	for(order = 0; (1UL << order) < goal; order++)
 		/* NOTHING */;
diff --git a/net/decnet/sysctl_net_decnet.c b/net/decnet/sysctl_net_decnet.c
index 5bcd592ae6dd..2036568beea9 100644
--- a/net/decnet/sysctl_net_decnet.c
+++ b/net/decnet/sysctl_net_decnet.c
@@ -165,7 +165,6 @@ static int dn_node_address_strategy(ctl_table *table,
 }
 
 static int dn_node_address_handler(ctl_table *table, int write,
-				struct file *filp,
 				void __user *buffer,
 				size_t *lenp, loff_t *ppos)
 {
@@ -264,11 +263,10 @@ static int dn_def_dev_strategy(ctl_table *table,
 			return -ENODEV;
 
 		rv = -ENODEV;
-		if (dev->dn_ptr != NULL) {
+		if (dev->dn_ptr != NULL)
 			rv = dn_dev_set_default(dev, 1);
-			if (rv)
-				dev_put(dev);
-		}
+		if (rv)
+			dev_put(dev);
 	}
 
 	return rv;
@@ -276,7 +274,6 @@ static int dn_def_dev_strategy(ctl_table *table,
 
 
 static int dn_def_dev_handler(ctl_table *table, int write,
-				struct file * filp,
 				void __user *buffer,
 				size_t *lenp, loff_t *ppos)
 {
diff --git a/net/ieee802154/dgram.c b/net/ieee802154/dgram.c
index 51593a48f2dd..a413b1bf4465 100644
--- a/net/ieee802154/dgram.c
+++ b/net/ieee802154/dgram.c
@@ -414,7 +414,7 @@ static int dgram_getsockopt(struct sock *sk, int level, int optname,
 }
 
 static int dgram_setsockopt(struct sock *sk, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	struct dgram_sock *ro = dgram_sk(sk);
 	int val;
diff --git a/net/ieee802154/raw.c b/net/ieee802154/raw.c
index 13198859982e..30e74eee07d6 100644
--- a/net/ieee802154/raw.c
+++ b/net/ieee802154/raw.c
@@ -244,7 +244,7 @@ static int raw_getsockopt(struct sock *sk, int level, int optname,
 }
 
 static int raw_setsockopt(struct sock *sk, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	return -EOPNOTSUPP;
 }
diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c
index 58c4b0f7c4aa..57737b8d1711 100644
--- a/net/ipv4/af_inet.c
+++ b/net/ipv4/af_inet.c
@@ -1119,6 +1119,7 @@ int inet_sk_rebuild_header(struct sock *sk)
 {
 	struct flowi fl = {
 		.oif = sk->sk_bound_dev_if,
+		.mark = sk->sk_mark,
 		.nl_u = {
 			.ip4_u = {
 				.daddr	= daddr,
diff --git a/net/ipv4/devinet.c b/net/ipv4/devinet.c
index 07336c6201f0..5df2f6a0b0f0 100644
--- a/net/ipv4/devinet.c
+++ b/net/ipv4/devinet.c
@@ -1077,12 +1077,16 @@ static int inetdev_event(struct notifier_block *this, unsigned long event,
 		ip_mc_up(in_dev);
 		/* fall through */
 	case NETDEV_CHANGEADDR:
-		if (IN_DEV_ARP_NOTIFY(in_dev))
-			arp_send(ARPOP_REQUEST, ETH_P_ARP,
-				 in_dev->ifa_list->ifa_address,
-				 dev,
-				 in_dev->ifa_list->ifa_address,
-				 NULL, dev->dev_addr, NULL);
+		/* Send gratuitous ARP to notify of link change */
+		if (IN_DEV_ARP_NOTIFY(in_dev)) {
+			struct in_ifaddr *ifa = in_dev->ifa_list;
+
+			if (ifa)
+				arp_send(ARPOP_REQUEST, ETH_P_ARP,
+					 ifa->ifa_address, dev,
+					 ifa->ifa_address, NULL,
+					 dev->dev_addr, NULL);
+		}
 		break;
 	case NETDEV_DOWN:
 		ip_mc_down(in_dev);
@@ -1270,10 +1274,10 @@ static void inet_forward_change(struct net *net)
 }
 
 static int devinet_conf_proc(ctl_table *ctl, int write,
-			     struct file *filp, void __user *buffer,
+			     void __user *buffer,
 			     size_t *lenp, loff_t *ppos)
 {
-	int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write) {
 		struct ipv4_devconf *cnf = ctl->extra1;
@@ -1342,12 +1346,12 @@ static int devinet_conf_sysctl(ctl_table *table,
 }
 
 static int devinet_sysctl_forward(ctl_table *ctl, int write,
-				  struct file *filp, void __user *buffer,
+				  void __user *buffer,
 				  size_t *lenp, loff_t *ppos)
 {
 	int *valp = ctl->data;
 	int val = *valp;
-	int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write && *valp != val) {
 		struct net *net = ctl->extra2;
@@ -1372,12 +1376,12 @@ static int devinet_sysctl_forward(ctl_table *ctl, int write,
 }
 
 int ipv4_doint_and_flush(ctl_table *ctl, int write,
-			 struct file *filp, void __user *buffer,
+			 void __user *buffer,
 			 size_t *lenp, loff_t *ppos)
 {
 	int *valp = ctl->data;
 	int val = *valp;
-	int ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 	struct net *net = ctl->extra2;
 
 	if (write && *valp != val)
diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c
index e2f950592566..aa00398be80e 100644
--- a/net/ipv4/fib_frontend.c
+++ b/net/ipv4/fib_frontend.c
@@ -229,14 +229,17 @@ unsigned int inet_dev_addr_type(struct net *net, const struct net_device *dev,
  */
 
 int fib_validate_source(__be32 src, __be32 dst, u8 tos, int oif,
-			struct net_device *dev, __be32 *spec_dst, u32 *itag)
+			struct net_device *dev, __be32 *spec_dst,
+			u32 *itag, u32 mark)
 {
 	struct in_device *in_dev;
 	struct flowi fl = { .nl_u = { .ip4_u =
 				      { .daddr = src,
 					.saddr = dst,
 					.tos = tos } },
+			    .mark = mark,
 			    .iif = oif };
+
 	struct fib_result res;
 	int no_addr, rpf;
 	int ret;
diff --git a/net/ipv4/inet_connection_sock.c b/net/ipv4/inet_connection_sock.c
index 22cd19ee44e5..537731b3bcb3 100644
--- a/net/ipv4/inet_connection_sock.c
+++ b/net/ipv4/inet_connection_sock.c
@@ -446,6 +446,28 @@ extern int sysctl_tcp_synack_retries;
 
 EXPORT_SYMBOL_GPL(inet_csk_reqsk_queue_hash_add);
 
+/* Decide when to expire the request and when to resend SYN-ACK */
+static inline void syn_ack_recalc(struct request_sock *req, const int thresh,
+				  const int max_retries,
+				  const u8 rskq_defer_accept,
+				  int *expire, int *resend)
+{
+	if (!rskq_defer_accept) {
+		*expire = req->retrans >= thresh;
+		*resend = 1;
+		return;
+	}
+	*expire = req->retrans >= thresh &&
+		  (!inet_rsk(req)->acked || req->retrans >= max_retries);
+	/*
+	 * Do not resend while waiting for data after ACK,
+	 * start to resend on end of deferring period to give
+	 * last chance for data or ACK to create established socket.
+	 */
+	*resend = !inet_rsk(req)->acked ||
+		  req->retrans >= rskq_defer_accept - 1;
+}
+
 void inet_csk_reqsk_queue_prune(struct sock *parent,
 				const unsigned long interval,
 				const unsigned long timeout,
@@ -501,9 +523,15 @@ void inet_csk_reqsk_queue_prune(struct sock *parent,
 		reqp=&lopt->syn_table[i];
 		while ((req = *reqp) != NULL) {
 			if (time_after_eq(now, req->expires)) {
-				if ((req->retrans < thresh ||
-				     (inet_rsk(req)->acked && req->retrans < max_retries))
-				    && !req->rsk_ops->rtx_syn_ack(parent, req)) {
+				int expire = 0, resend = 0;
+
+				syn_ack_recalc(req, thresh, max_retries,
+					       queue->rskq_defer_accept,
+					       &expire, &resend);
+				if (!expire &&
+				    (!resend ||
+				     !req->rsk_ops->rtx_syn_ack(parent, req) ||
+				     inet_rsk(req)->acked)) {
 					unsigned long timeo;
 
 					if (req->retrans++ == 0)
@@ -714,7 +742,7 @@ int inet_csk_compat_getsockopt(struct sock *sk, int level, int optname,
 EXPORT_SYMBOL_GPL(inet_csk_compat_getsockopt);
 
 int inet_csk_compat_setsockopt(struct sock *sk, int level, int optname,
-			       char __user *optval, int optlen)
+			       char __user *optval, unsigned int optlen)
 {
 	const struct inet_connection_sock *icsk = inet_csk(sk);
 
diff --git a/net/ipv4/ip_fragment.c b/net/ipv4/ip_fragment.c
index 575f9bd51ccd..d3fe10be7219 100644
--- a/net/ipv4/ip_fragment.c
+++ b/net/ipv4/ip_fragment.c
@@ -563,7 +563,7 @@ out_oversize:
 		printk(KERN_INFO "Oversized IP packet from %pI4.\n",
 			&qp->saddr);
 out_fail:
-	IP_INC_STATS_BH(dev_net(dev), IPSTATS_MIB_REASMFAILS);
+	IP_INC_STATS_BH(net, IPSTATS_MIB_REASMFAILS);
 	return err;
 }
 
diff --git a/net/ipv4/ip_gre.c b/net/ipv4/ip_gre.c
index d9645c94a067..143333852624 100644
--- a/net/ipv4/ip_gre.c
+++ b/net/ipv4/ip_gre.c
@@ -66,10 +66,7 @@
    solution, but it supposes maintaing new variable in ALL
    skb, even if no tunneling is used.
 
-   Current solution: t->recursion lock breaks dead loops. It looks
-   like dev->tbusy flag, but I preferred new variable, because
-   the semantics is different. One day, when hard_start_xmit
-   will be multithreaded we will have to use skb->encapsulation.
+   Current solution: HARD_TX_LOCK lock breaks dead loops.
 
 
 
@@ -678,11 +675,6 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 	__be32 dst;
 	int    mtu;
 
-	if (tunnel->recursion++) {
-		stats->collisions++;
-		goto tx_error;
-	}
-
 	if (dev->type == ARPHRD_ETHER)
 		IPCB(skb)->flags = 0;
 
@@ -820,7 +812,6 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 			ip_rt_put(rt);
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
-			tunnel->recursion--;
 			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
@@ -888,7 +879,6 @@ static netdev_tx_t ipgre_tunnel_xmit(struct sk_buff *skb, struct net_device *dev
 	nf_reset(skb);
 
 	IPTUNNEL_XMIT();
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 
 tx_error_icmp:
@@ -897,7 +887,6 @@ tx_error_icmp:
 tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 }
 
@@ -1475,7 +1464,7 @@ static void ipgre_tap_setup(struct net_device *dev)
 
 	ether_setup(dev);
 
-	dev->netdev_ops		= &ipgre_netdev_ops;
+	dev->netdev_ops		= &ipgre_tap_netdev_ops;
 	dev->destructor 	= free_netdev;
 
 	dev->iflink		= 0;
@@ -1536,25 +1525,29 @@ static int ipgre_changelink(struct net_device *dev, struct nlattr *tb[],
 		if (t->dev != dev)
 			return -EEXIST;
 	} else {
-		unsigned nflags = 0;
-
 		t = nt;
 
-		if (ipv4_is_multicast(p.iph.daddr))
-			nflags = IFF_BROADCAST;
-		else if (p.iph.daddr)
-			nflags = IFF_POINTOPOINT;
+		if (dev->type != ARPHRD_ETHER) {
+			unsigned nflags = 0;
 
-		if ((dev->flags ^ nflags) &
-		    (IFF_POINTOPOINT | IFF_BROADCAST))
-			return -EINVAL;
+			if (ipv4_is_multicast(p.iph.daddr))
+				nflags = IFF_BROADCAST;
+			else if (p.iph.daddr)
+				nflags = IFF_POINTOPOINT;
+
+			if ((dev->flags ^ nflags) &
+			    (IFF_POINTOPOINT | IFF_BROADCAST))
+				return -EINVAL;
+		}
 
 		ipgre_tunnel_unlink(ign, t);
 		t->parms.iph.saddr = p.iph.saddr;
 		t->parms.iph.daddr = p.iph.daddr;
 		t->parms.i_key = p.i_key;
-		memcpy(dev->dev_addr, &p.iph.saddr, 4);
-		memcpy(dev->broadcast, &p.iph.daddr, 4);
+		if (dev->type != ARPHRD_ETHER) {
+			memcpy(dev->dev_addr, &p.iph.saddr, 4);
+			memcpy(dev->broadcast, &p.iph.daddr, 4);
+		}
 		ipgre_tunnel_link(ign, t);
 		netdev_state_change(dev);
 	}
diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c
index 9fe5d7b81580..f9895180f481 100644
--- a/net/ipv4/ip_output.c
+++ b/net/ipv4/ip_output.c
@@ -335,6 +335,7 @@ int ip_queue_xmit(struct sk_buff *skb, int ipfragok)
 
 		{
 			struct flowi fl = { .oif = sk->sk_bound_dev_if,
+					    .mark = sk->sk_mark,
 					    .nl_u = { .ip4_u =
 						      { .daddr = daddr,
 							.saddr = inet->saddr,
diff --git a/net/ipv4/ip_sockglue.c b/net/ipv4/ip_sockglue.c
index fc7993e9061f..e982b5c1ee17 100644
--- a/net/ipv4/ip_sockglue.c
+++ b/net/ipv4/ip_sockglue.c
@@ -440,7 +440,7 @@ out:
  */
 
 static int do_ip_setsockopt(struct sock *sk, int level,
-			    int optname, char __user *optval, int optlen)
+			    int optname, char __user *optval, unsigned int optlen)
 {
 	struct inet_sock *inet = inet_sk(sk);
 	int val = 0, err;
@@ -611,6 +611,9 @@ static int do_ip_setsockopt(struct sock *sk, int level,
 		 *	Check the arguments are allowable
 		 */
 
+		if (optlen < sizeof(struct in_addr))
+			goto e_inval;
+
 		err = -EFAULT;
 		if (optlen >= sizeof(struct ip_mreqn)) {
 			if (copy_from_user(&mreq, optval, sizeof(mreq)))
@@ -631,17 +634,16 @@ static int do_ip_setsockopt(struct sock *sk, int level,
 				break;
 			}
 			dev = ip_dev_find(sock_net(sk), mreq.imr_address.s_addr);
-			if (dev) {
+			if (dev)
 				mreq.imr_ifindex = dev->ifindex;
-				dev_put(dev);
-			}
 		} else
-			dev = __dev_get_by_index(sock_net(sk), mreq.imr_ifindex);
+			dev = dev_get_by_index(sock_net(sk), mreq.imr_ifindex);
 
 
 		err = -EADDRNOTAVAIL;
 		if (!dev)
 			break;
+		dev_put(dev);
 
 		err = -EINVAL;
 		if (sk->sk_bound_dev_if &&
@@ -947,7 +949,7 @@ e_inval:
 }
 
 int ip_setsockopt(struct sock *sk, int level,
-		int optname, char __user *optval, int optlen)
+		int optname, char __user *optval, unsigned int optlen)
 {
 	int err;
 
@@ -972,7 +974,7 @@ EXPORT_SYMBOL(ip_setsockopt);
 
 #ifdef CONFIG_COMPAT
 int compat_ip_setsockopt(struct sock *sk, int level, int optname,
-			 char __user *optval, int optlen)
+			 char __user *optval, unsigned int optlen)
 {
 	int err;
 
diff --git a/net/ipv4/ipip.c b/net/ipv4/ipip.c
index 62548cb0923c..ae40ed1ba560 100644
--- a/net/ipv4/ipip.c
+++ b/net/ipv4/ipip.c
@@ -402,11 +402,6 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 	__be32 dst = tiph->daddr;
 	int    mtu;
 
-	if (tunnel->recursion++) {
-		stats->collisions++;
-		goto tx_error;
-	}
-
 	if (skb->protocol != htons(ETH_P_IP))
 		goto tx_error;
 
@@ -443,25 +438,27 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 		goto tx_error;
 	}
 
-	if (tiph->frag_off)
+	df |= old_iph->frag_off & htons(IP_DF);
+
+	if (df) {
 		mtu = dst_mtu(&rt->u.dst) - sizeof(struct iphdr);
-	else
-		mtu = skb_dst(skb) ? dst_mtu(skb_dst(skb)) : dev->mtu;
 
-	if (mtu < 68) {
-		stats->collisions++;
-		ip_rt_put(rt);
-		goto tx_error;
-	}
-	if (skb_dst(skb))
-		skb_dst(skb)->ops->update_pmtu(skb_dst(skb), mtu);
+		if (mtu < 68) {
+			stats->collisions++;
+			ip_rt_put(rt);
+			goto tx_error;
+		}
 
-	df |= (old_iph->frag_off&htons(IP_DF));
+		if (skb_dst(skb))
+			skb_dst(skb)->ops->update_pmtu(skb_dst(skb), mtu);
 
-	if ((old_iph->frag_off&htons(IP_DF)) && mtu < ntohs(old_iph->tot_len)) {
-		icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED, htonl(mtu));
-		ip_rt_put(rt);
-		goto tx_error;
+		if ((old_iph->frag_off & htons(IP_DF)) &&
+		    mtu < ntohs(old_iph->tot_len)) {
+			icmp_send(skb, ICMP_DEST_UNREACH, ICMP_FRAG_NEEDED,
+				  htonl(mtu));
+			ip_rt_put(rt);
+			goto tx_error;
+		}
 	}
 
 	if (tunnel->err_count > 0) {
@@ -485,7 +482,6 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 			ip_rt_put(rt);
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
-			tunnel->recursion--;
 			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
@@ -523,7 +519,6 @@ static netdev_tx_t ipip_tunnel_xmit(struct sk_buff *skb, struct net_device *dev)
 	nf_reset(skb);
 
 	IPTUNNEL_XMIT();
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 
 tx_error_icmp:
@@ -531,7 +526,6 @@ tx_error_icmp:
 tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 }
 
diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c
index c43ec2d51ce2..99508d66a642 100644
--- a/net/ipv4/ipmr.c
+++ b/net/ipv4/ipmr.c
@@ -483,8 +483,10 @@ static int vif_add(struct net *net, struct vifctl *vifc, int mrtsock)
 		return -EINVAL;
 	}
 
-	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL)
+	if ((in_dev = __in_dev_get_rtnl(dev)) == NULL) {
+		dev_put(dev);
 		return -EADDRNOTAVAIL;
+	}
 	IPV4_DEVCONF(in_dev->cnf, MC_FORWARDING)++;
 	ip_rt_multicast_event(in_dev);
 
@@ -931,7 +933,7 @@ static void mrtsock_destruct(struct sock *sk)
  *	MOSPF/PIM router set up we can clean this up.
  */
 
-int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, int optlen)
+int ip_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, unsigned int optlen)
 {
 	int ret;
 	struct vifctl vif;
diff --git a/net/ipv4/netfilter/nf_nat_core.c b/net/ipv4/netfilter/nf_nat_core.c
index 68afc6ecd343..fe1a64479dd0 100644
--- a/net/ipv4/netfilter/nf_nat_core.c
+++ b/net/ipv4/netfilter/nf_nat_core.c
@@ -750,6 +750,8 @@ static int __init nf_nat_init(void)
 	BUG_ON(nfnetlink_parse_nat_setup_hook != NULL);
 	rcu_assign_pointer(nfnetlink_parse_nat_setup_hook,
 			   nfnetlink_parse_nat_setup);
+	BUG_ON(nf_ct_nat_offset != NULL);
+	rcu_assign_pointer(nf_ct_nat_offset, nf_nat_get_offset);
 	return 0;
 
  cleanup_extend:
@@ -764,6 +766,7 @@ static void __exit nf_nat_cleanup(void)
 	nf_ct_extend_unregister(&nat_extend);
 	rcu_assign_pointer(nf_nat_seq_adjust_hook, NULL);
 	rcu_assign_pointer(nfnetlink_parse_nat_setup_hook, NULL);
+	rcu_assign_pointer(nf_ct_nat_offset, NULL);
 	synchronize_net();
 }
 
diff --git a/net/ipv4/netfilter/nf_nat_helper.c b/net/ipv4/netfilter/nf_nat_helper.c
index 09172a65d9b6..f9520fa3aba9 100644
--- a/net/ipv4/netfilter/nf_nat_helper.c
+++ b/net/ipv4/netfilter/nf_nat_helper.c
@@ -73,6 +73,28 @@ adjust_tcp_sequence(u32 seq,
 	DUMP_OFFSET(this_way);
 }
 
+/* Get the offset value, for conntrack */
+s16 nf_nat_get_offset(const struct nf_conn *ct,
+		      enum ip_conntrack_dir dir,
+		      u32 seq)
+{
+	struct nf_conn_nat *nat = nfct_nat(ct);
+	struct nf_nat_seq *this_way;
+	s16 offset;
+
+	if (!nat)
+		return 0;
+
+	this_way = &nat->seq[dir];
+	spin_lock_bh(&nf_nat_seqofs_lock);
+	offset = after(seq, this_way->correction_pos)
+		 ? this_way->offset_after : this_way->offset_before;
+	spin_unlock_bh(&nf_nat_seqofs_lock);
+
+	return offset;
+}
+EXPORT_SYMBOL_GPL(nf_nat_get_offset);
+
 /* Frobs data inside this packet, which is linear. */
 static void mangle_contents(struct sk_buff *skb,
 			    unsigned int dataoff,
@@ -189,11 +211,6 @@ nf_nat_mangle_tcp_packet(struct sk_buff *skb,
 		adjust_tcp_sequence(ntohl(tcph->seq),
 				    (int)rep_len - (int)match_len,
 				    ct, ctinfo);
-		/* Tell TCP window tracking about seq change */
-		nf_conntrack_tcp_update(skb, ip_hdrlen(skb),
-					ct, CTINFO2DIR(ctinfo),
-					(int)rep_len - (int)match_len);
-
 		nf_conntrack_event_cache(IPCT_NATSEQADJ, ct);
 	}
 	return 1;
@@ -415,12 +432,7 @@ nf_nat_seq_adjust(struct sk_buff *skb,
 	tcph->seq = newseq;
 	tcph->ack_seq = newack;
 
-	if (!nf_nat_sack_adjust(skb, tcph, ct, ctinfo))
-		return 0;
-
-	nf_conntrack_tcp_update(skb, ip_hdrlen(skb), ct, dir, seqoff);
-
-	return 1;
+	return nf_nat_sack_adjust(skb, tcph, ct, ctinfo);
 }
 
 /* Setup NAT on this expected conntrack so it follows master. */
diff --git a/net/ipv4/raw.c b/net/ipv4/raw.c
index ebb1e5848bc6..ab996f9c0fe0 100644
--- a/net/ipv4/raw.c
+++ b/net/ipv4/raw.c
@@ -352,13 +352,24 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
 	skb->ip_summed = CHECKSUM_NONE;
 
 	skb->transport_header = skb->network_header;
-	err = memcpy_fromiovecend((void *)iph, from, 0, length);
-	if (err)
-		goto error_fault;
+	err = -EFAULT;
+	if (memcpy_fromiovecend((void *)iph, from, 0, length))
+		goto error_free;
 
-	/* We don't modify invalid header */
 	iphlen = iph->ihl * 4;
-	if (iphlen >= sizeof(*iph) && iphlen <= length) {
+
+	/*
+	 * We don't want to modify the ip header, but we do need to
+	 * be sure that it won't cause problems later along the network
+	 * stack.  Specifically we want to make sure that iph->ihl is a
+	 * sane value.  If ihl points beyond the length of the buffer passed
+	 * in, reject the frame as invalid
+	 */
+	err = -EINVAL;
+	if (iphlen > length)
+		goto error_free;
+
+	if (iphlen >= sizeof(*iph)) {
 		if (!iph->saddr)
 			iph->saddr = rt->rt_src;
 		iph->check   = 0;
@@ -381,8 +392,7 @@ static int raw_send_hdrinc(struct sock *sk, void *from, size_t length,
 out:
 	return 0;
 
-error_fault:
-	err = -EFAULT;
+error_free:
 	kfree_skb(skb);
 error:
 	IP_INC_STATS(net, IPSTATS_MIB_OUTDISCARDS);
@@ -741,7 +751,7 @@ out:	return ret;
 }
 
 static int do_raw_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (optname == ICMP_FILTER) {
 		if (inet_sk(sk)->num != IPPROTO_ICMP)
@@ -753,7 +763,7 @@ static int do_raw_setsockopt(struct sock *sk, int level, int optname,
 }
 
 static int raw_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_RAW)
 		return ip_setsockopt(sk, level, optname, optval, optlen);
@@ -762,7 +772,7 @@ static int raw_setsockopt(struct sock *sk, int level, int optname,
 
 #ifdef CONFIG_COMPAT
 static int compat_raw_setsockopt(struct sock *sk, int level, int optname,
-				 char __user *optval, int optlen)
+				 char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_RAW)
 		return compat_ip_setsockopt(sk, level, optname, optval, optlen);
diff --git a/net/ipv4/route.c b/net/ipv4/route.c
index 91867d3e6328..5b1050a5d874 100644
--- a/net/ipv4/route.c
+++ b/net/ipv4/route.c
@@ -1854,7 +1854,7 @@ static int ip_route_input_mc(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 			goto e_inval;
 		spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK);
 	} else if (fib_validate_source(saddr, 0, tos, 0,
-					dev, &spec_dst, &itag) < 0)
+					dev, &spec_dst, &itag, 0) < 0)
 		goto e_inval;
 
 	rth = dst_alloc(&ipv4_dst_ops);
@@ -1967,7 +1967,7 @@ static int __mkroute_input(struct sk_buff *skb,
 
 
 	err = fib_validate_source(saddr, daddr, tos, FIB_RES_OIF(*res),
-				  in_dev->dev, &spec_dst, &itag);
+				  in_dev->dev, &spec_dst, &itag, skb->mark);
 	if (err < 0) {
 		ip_handle_martian_source(in_dev->dev, in_dev, skb, daddr,
 					 saddr);
@@ -2141,7 +2141,7 @@ static int ip_route_input_slow(struct sk_buff *skb, __be32 daddr, __be32 saddr,
 		int result;
 		result = fib_validate_source(saddr, daddr, tos,
 					     net->loopback_dev->ifindex,
-					     dev, &spec_dst, &itag);
+					     dev, &spec_dst, &itag, skb->mark);
 		if (result < 0)
 			goto martian_source;
 		if (result)
@@ -2170,7 +2170,7 @@ brd_input:
 		spec_dst = inet_select_addr(dev, 0, RT_SCOPE_LINK);
 	else {
 		err = fib_validate_source(saddr, 0, tos, 0, dev, &spec_dst,
-					  &itag);
+					  &itag, skb->mark);
 		if (err < 0)
 			goto martian_source;
 		if (err)
@@ -3036,7 +3036,7 @@ void ip_rt_multicast_event(struct in_device *in_dev)
 
 #ifdef CONFIG_SYSCTL
 static int ipv4_sysctl_rtcache_flush(ctl_table *__ctl, int write,
-					struct file *filp, void __user *buffer,
+					void __user *buffer,
 					size_t *lenp, loff_t *ppos)
 {
 	if (write) {
@@ -3046,7 +3046,7 @@ static int ipv4_sysctl_rtcache_flush(ctl_table *__ctl, int write,
 
 		memcpy(&ctl, __ctl, sizeof(ctl));
 		ctl.data = &flush_delay;
-		proc_dointvec(&ctl, write, filp, buffer, lenp, ppos);
+		proc_dointvec(&ctl, write, buffer, lenp, ppos);
 
 		net = (struct net *)__ctl->extra1;
 		rt_cache_flush(net, flush_delay);
@@ -3106,12 +3106,11 @@ static void rt_secret_reschedule(int old)
 }
 
 static int ipv4_sysctl_rt_secret_interval(ctl_table *ctl, int write,
-					  struct file *filp,
 					  void __user *buffer, size_t *lenp,
 					  loff_t *ppos)
 {
 	int old = ip_rt_secret_interval;
-	int ret = proc_dointvec_jiffies(ctl, write, filp, buffer, lenp, ppos);
+	int ret = proc_dointvec_jiffies(ctl, write, buffer, lenp, ppos);
 
 	rt_secret_reschedule(old);
 
@@ -3414,7 +3413,7 @@ int __init ip_rt_init(void)
 		alloc_large_system_hash("IP route cache",
 					sizeof(struct rt_hash_bucket),
 					rhash_entries,
-					(num_physpages >= 128 * 1024) ?
+					(totalram_pages >= 128 * 1024) ?
 					15 : 17,
 					0,
 					&rt_hash_log,
diff --git a/net/ipv4/sysctl_net_ipv4.c b/net/ipv4/sysctl_net_ipv4.c
index 4710d219f06a..2dcf04d9b005 100644
--- a/net/ipv4/sysctl_net_ipv4.c
+++ b/net/ipv4/sysctl_net_ipv4.c
@@ -36,7 +36,7 @@ static void set_local_port_range(int range[2])
 }
 
 /* Validate changes from /proc interface. */
-static int ipv4_local_port_range(ctl_table *table, int write, struct file *filp,
+static int ipv4_local_port_range(ctl_table *table, int write,
 				 void __user *buffer,
 				 size_t *lenp, loff_t *ppos)
 {
@@ -51,7 +51,7 @@ static int ipv4_local_port_range(ctl_table *table, int write, struct file *filp,
 	};
 
 	inet_get_local_port_range(range, range + 1);
-	ret = proc_dointvec_minmax(&tmp, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
 
 	if (write && ret == 0) {
 		if (range[1] < range[0])
@@ -91,7 +91,7 @@ static int ipv4_sysctl_local_port_range(ctl_table *table,
 }
 
 
-static int proc_tcp_congestion_control(ctl_table *ctl, int write, struct file * filp,
+static int proc_tcp_congestion_control(ctl_table *ctl, int write,
 				       void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char val[TCP_CA_NAME_MAX];
@@ -103,7 +103,7 @@ static int proc_tcp_congestion_control(ctl_table *ctl, int write, struct file *
 
 	tcp_get_default_congestion_control(val);
 
-	ret = proc_dostring(&tbl, write, filp, buffer, lenp, ppos);
+	ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
 	if (write && ret == 0)
 		ret = tcp_set_default_congestion_control(val);
 	return ret;
@@ -129,7 +129,7 @@ static int sysctl_tcp_congestion_control(ctl_table *table,
 }
 
 static int proc_tcp_available_congestion_control(ctl_table *ctl,
-						 int write, struct file * filp,
+						 int write,
 						 void __user *buffer, size_t *lenp,
 						 loff_t *ppos)
 {
@@ -140,13 +140,13 @@ static int proc_tcp_available_congestion_control(ctl_table *ctl,
 	if (!tbl.data)
 		return -ENOMEM;
 	tcp_get_available_congestion_control(tbl.data, TCP_CA_BUF_MAX);
-	ret = proc_dostring(&tbl, write, filp, buffer, lenp, ppos);
+	ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
 	kfree(tbl.data);
 	return ret;
 }
 
 static int proc_allowed_congestion_control(ctl_table *ctl,
-					   int write, struct file * filp,
+					   int write,
 					   void __user *buffer, size_t *lenp,
 					   loff_t *ppos)
 {
@@ -158,7 +158,7 @@ static int proc_allowed_congestion_control(ctl_table *ctl,
 		return -ENOMEM;
 
 	tcp_get_allowed_congestion_control(tbl.data, tbl.maxlen);
-	ret = proc_dostring(&tbl, write, filp, buffer, lenp, ppos);
+	ret = proc_dostring(&tbl, write, buffer, lenp, ppos);
 	if (write && ret == 0)
 		ret = tcp_set_allowed_congestion_control(tbl.data);
 	kfree(tbl.data);
diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c
index 19a0612b8a20..f1813bc71088 100644
--- a/net/ipv4/tcp.c
+++ b/net/ipv4/tcp.c
@@ -326,6 +326,43 @@ void tcp_enter_memory_pressure(struct sock *sk)
 
 EXPORT_SYMBOL(tcp_enter_memory_pressure);
 
+/* Convert seconds to retransmits based on initial and max timeout */
+static u8 secs_to_retrans(int seconds, int timeout, int rto_max)
+{
+	u8 res = 0;
+
+	if (seconds > 0) {
+		int period = timeout;
+
+		res = 1;
+		while (seconds > period && res < 255) {
+			res++;
+			timeout <<= 1;
+			if (timeout > rto_max)
+				timeout = rto_max;
+			period += timeout;
+		}
+	}
+	return res;
+}
+
+/* Convert retransmits to seconds based on initial and max timeout */
+static int retrans_to_secs(u8 retrans, int timeout, int rto_max)
+{
+	int period = 0;
+
+	if (retrans > 0) {
+		period = timeout;
+		while (--retrans) {
+			timeout <<= 1;
+			if (timeout > rto_max)
+				timeout = rto_max;
+			period += timeout;
+		}
+	}
+	return period;
+}
+
 /*
  *	Wait for a TCP event.
  *
@@ -580,7 +617,7 @@ ssize_t tcp_splice_read(struct socket *sock, loff_t *ppos,
 
 	lock_sock(sk);
 
-	timeo = sock_rcvtimeo(sk, flags & SPLICE_F_NONBLOCK);
+	timeo = sock_rcvtimeo(sk, sock->file->f_flags & O_NONBLOCK);
 	while (tss.len) {
 		ret = __tcp_splice_read(sk, &tss);
 		if (ret < 0)
@@ -1146,7 +1183,9 @@ void tcp_cleanup_rbuf(struct sock *sk, int copied)
 #if TCP_DEBUG
 	struct sk_buff *skb = skb_peek(&sk->sk_receive_queue);
 
-	WARN_ON(skb && !before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq));
+	WARN(skb && !before(tp->copied_seq, TCP_SKB_CB(skb)->end_seq),
+	     KERN_INFO "cleanup rbuf bug: copied %X seq %X rcvnxt %X\n",
+	     tp->copied_seq, TCP_SKB_CB(skb)->end_seq, tp->rcv_nxt);
 #endif
 
 	if (inet_csk_ack_scheduled(sk)) {
@@ -1393,11 +1432,13 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 			/* Now that we have two receive queues this
 			 * shouldn't happen.
 			 */
-			if (before(*seq, TCP_SKB_CB(skb)->seq)) {
-				printk(KERN_INFO "recvmsg bug: copied %X "
-				       "seq %X\n", *seq, TCP_SKB_CB(skb)->seq);
+			if (WARN(before(*seq, TCP_SKB_CB(skb)->seq),
+			     KERN_INFO "recvmsg bug: copied %X "
+				       "seq %X rcvnxt %X fl %X\n", *seq,
+				       TCP_SKB_CB(skb)->seq, tp->rcv_nxt,
+				       flags))
 				break;
-			}
+
 			offset = *seq - TCP_SKB_CB(skb)->seq;
 			if (tcp_hdr(skb)->syn)
 				offset--;
@@ -1405,7 +1446,10 @@ int tcp_recvmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 				goto found_ok_skb;
 			if (tcp_hdr(skb)->fin)
 				goto found_fin_ok;
-			WARN_ON(!(flags & MSG_PEEK));
+			WARN(!(flags & MSG_PEEK), KERN_INFO "recvmsg bug 2: "
+					"copied %X seq %X rcvnxt %X fl %X\n",
+					*seq, TCP_SKB_CB(skb)->seq,
+					tp->rcv_nxt, flags);
 		}
 
 		/* Well, if we have backlog, try to process it now yet. */
@@ -2032,7 +2076,7 @@ int tcp_disconnect(struct sock *sk, int flags)
  *	Socket option code for TCP.
  */
 static int do_tcp_setsockopt(struct sock *sk, int level,
-		int optname, char __user *optval, int optlen)
+		int optname, char __user *optval, unsigned int optlen)
 {
 	struct tcp_sock *tp = tcp_sk(sk);
 	struct inet_connection_sock *icsk = inet_csk(sk);
@@ -2047,7 +2091,7 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
 			return -EINVAL;
 
 		val = strncpy_from_user(name, optval,
-					min(TCP_CA_NAME_MAX-1, optlen));
+					min_t(long, TCP_CA_NAME_MAX-1, optlen));
 		if (val < 0)
 			return -EFAULT;
 		name[val] = 0;
@@ -2163,16 +2207,10 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
 		break;
 
 	case TCP_DEFER_ACCEPT:
-		icsk->icsk_accept_queue.rskq_defer_accept = 0;
-		if (val > 0) {
-			/* Translate value in seconds to number of
-			 * retransmits */
-			while (icsk->icsk_accept_queue.rskq_defer_accept < 32 &&
-			       val > ((TCP_TIMEOUT_INIT / HZ) <<
-				       icsk->icsk_accept_queue.rskq_defer_accept))
-				icsk->icsk_accept_queue.rskq_defer_accept++;
-			icsk->icsk_accept_queue.rskq_defer_accept++;
-		}
+		/* Translate value in seconds to number of retransmits */
+		icsk->icsk_accept_queue.rskq_defer_accept =
+			secs_to_retrans(val, TCP_TIMEOUT_INIT / HZ,
+					TCP_RTO_MAX / HZ);
 		break;
 
 	case TCP_WINDOW_CLAMP:
@@ -2220,7 +2258,7 @@ static int do_tcp_setsockopt(struct sock *sk, int level,
 }
 
 int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
-		   int optlen)
+		   unsigned int optlen)
 {
 	struct inet_connection_sock *icsk = inet_csk(sk);
 
@@ -2232,7 +2270,7 @@ int tcp_setsockopt(struct sock *sk, int level, int optname, char __user *optval,
 
 #ifdef CONFIG_COMPAT
 int compat_tcp_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level != SOL_TCP)
 		return inet_csk_compat_setsockopt(sk, level, optname,
@@ -2353,8 +2391,8 @@ static int do_tcp_getsockopt(struct sock *sk, int level,
 			val = (val ? : sysctl_tcp_fin_timeout) / HZ;
 		break;
 	case TCP_DEFER_ACCEPT:
-		val = !icsk->icsk_accept_queue.rskq_defer_accept ? 0 :
-			((TCP_TIMEOUT_INIT / HZ) << (icsk->icsk_accept_queue.rskq_defer_accept - 1));
+		val = retrans_to_secs(icsk->icsk_accept_queue.rskq_defer_accept,
+				      TCP_TIMEOUT_INIT / HZ, TCP_RTO_MAX / HZ);
 		break;
 	case TCP_WINDOW_CLAMP:
 		val = tp->window_clamp;
@@ -2862,7 +2900,7 @@ void __init tcp_init(void)
 		alloc_large_system_hash("TCP established",
 					sizeof(struct inet_ehash_bucket),
 					thash_entries,
-					(num_physpages >= 128 * 1024) ?
+					(totalram_pages >= 128 * 1024) ?
 					13 : 15,
 					0,
 					&tcp_hashinfo.ehash_size,
@@ -2879,7 +2917,7 @@ void __init tcp_init(void)
 		alloc_large_system_hash("TCP bind",
 					sizeof(struct inet_bind_hashbucket),
 					tcp_hashinfo.ehash_size,
-					(num_physpages >= 128 * 1024) ?
+					(totalram_pages >= 128 * 1024) ?
 					13 : 15,
 					0,
 					&tcp_hashinfo.bhash_size,
diff --git a/net/ipv4/tcp_minisocks.c b/net/ipv4/tcp_minisocks.c
index 624c3c9b3c2b..4c03598ed924 100644
--- a/net/ipv4/tcp_minisocks.c
+++ b/net/ipv4/tcp_minisocks.c
@@ -641,8 +641,8 @@ struct sock *tcp_check_req(struct sock *sk, struct sk_buff *skb,
 	if (!(flg & TCP_FLAG_ACK))
 		return NULL;
 
-	/* If TCP_DEFER_ACCEPT is set, drop bare ACK. */
-	if (inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
+	/* While TCP_DEFER_ACCEPT is active, drop bare ACK. */
+	if (req->retrans < inet_csk(sk)->icsk_accept_queue.rskq_defer_accept &&
 	    TCP_SKB_CB(skb)->end_seq == tcp_rsk(req)->rcv_isn + 1) {
 		inet_rsk(req)->acked = 1;
 		return NULL;
diff --git a/net/ipv4/tcp_output.c b/net/ipv4/tcp_output.c
index 5200aab0ca97..fcd278a7080e 100644
--- a/net/ipv4/tcp_output.c
+++ b/net/ipv4/tcp_output.c
@@ -361,6 +361,7 @@ static inline int tcp_urg_mode(const struct tcp_sock *tp)
 #define OPTION_SACK_ADVERTISE	(1 << 0)
 #define OPTION_TS		(1 << 1)
 #define OPTION_MD5		(1 << 2)
+#define OPTION_WSCALE		(1 << 3)
 
 struct tcp_out_options {
 	u8 options;		/* bit field of OPTION_* */
@@ -427,7 +428,7 @@ static void tcp_options_write(__be32 *ptr, struct tcp_sock *tp,
 			       TCPOLEN_SACK_PERM);
 	}
 
-	if (unlikely(opts->ws)) {
+	if (unlikely(OPTION_WSCALE & opts->options)) {
 		*ptr++ = htonl((TCPOPT_NOP << 24) |
 			       (TCPOPT_WINDOW << 16) |
 			       (TCPOLEN_WINDOW << 8) |
@@ -494,8 +495,8 @@ static unsigned tcp_syn_options(struct sock *sk, struct sk_buff *skb,
 	}
 	if (likely(sysctl_tcp_window_scaling)) {
 		opts->ws = tp->rx_opt.rcv_wscale;
-		if (likely(opts->ws))
-			size += TCPOLEN_WSCALE_ALIGNED;
+		opts->options |= OPTION_WSCALE;
+		size += TCPOLEN_WSCALE_ALIGNED;
 	}
 	if (likely(sysctl_tcp_sack)) {
 		opts->options |= OPTION_SACK_ADVERTISE;
@@ -537,8 +538,8 @@ static unsigned tcp_synack_options(struct sock *sk,
 
 	if (likely(ireq->wscale_ok)) {
 		opts->ws = ireq->rcv_wscale;
-		if (likely(opts->ws))
-			size += TCPOLEN_WSCALE_ALIGNED;
+		opts->options |= OPTION_WSCALE;
+		size += TCPOLEN_WSCALE_ALIGNED;
 	}
 	if (likely(doing_ts)) {
 		opts->options |= OPTION_TS;
diff --git a/net/ipv4/udp.c b/net/ipv4/udp.c
index ebaaa7f973d7..0fa9f70e4b19 100644
--- a/net/ipv4/udp.c
+++ b/net/ipv4/udp.c
@@ -696,6 +696,7 @@ int udp_sendmsg(struct kiocb *iocb, struct sock *sk, struct msghdr *msg,
 
 	if (rt == NULL) {
 		struct flowi fl = { .oif = ipc.oif,
+				    .mark = sk->sk_mark,
 				    .nl_u = { .ip4_u =
 					      { .daddr = faddr,
 						.saddr = saddr,
@@ -840,6 +841,42 @@ out:
 	return ret;
 }
 
+
+/**
+ *	first_packet_length	- return length of first packet in receive queue
+ *	@sk: socket
+ *
+ *	Drops all bad checksum frames, until a valid one is found.
+ *	Returns the length of found skb, or 0 if none is found.
+ */
+static unsigned int first_packet_length(struct sock *sk)
+{
+	struct sk_buff_head list_kill, *rcvq = &sk->sk_receive_queue;
+	struct sk_buff *skb;
+	unsigned int res;
+
+	__skb_queue_head_init(&list_kill);
+
+	spin_lock_bh(&rcvq->lock);
+	while ((skb = skb_peek(rcvq)) != NULL &&
+		udp_lib_checksum_complete(skb)) {
+		UDP_INC_STATS_BH(sock_net(sk), UDP_MIB_INERRORS,
+				 IS_UDPLITE(sk));
+		__skb_unlink(skb, rcvq);
+		__skb_queue_tail(&list_kill, skb);
+	}
+	res = skb ? skb->len : 0;
+	spin_unlock_bh(&rcvq->lock);
+
+	if (!skb_queue_empty(&list_kill)) {
+		lock_sock(sk);
+		__skb_queue_purge(&list_kill);
+		sk_mem_reclaim_partial(sk);
+		release_sock(sk);
+	}
+	return res;
+}
+
 /*
  *	IOCTL requests applicable to the UDP protocol
  */
@@ -856,21 +893,16 @@ int udp_ioctl(struct sock *sk, int cmd, unsigned long arg)
 
 	case SIOCINQ:
 	{
-		struct sk_buff *skb;
-		unsigned long amount;
+		unsigned int amount = first_packet_length(sk);
 
-		amount = 0;
-		spin_lock_bh(&sk->sk_receive_queue.lock);
-		skb = skb_peek(&sk->sk_receive_queue);
-		if (skb != NULL) {
+		if (amount)
 			/*
 			 * We will only return the amount
 			 * of this packet since that is all
 			 * that will be read.
 			 */
-			amount = skb->len - sizeof(struct udphdr);
-		}
-		spin_unlock_bh(&sk->sk_receive_queue.lock);
+			amount -= sizeof(struct udphdr);
+
 		return put_user(amount, (int __user *)arg);
 	}
 
@@ -967,9 +999,7 @@ try_again:
 		err = ulen;
 
 out_free:
-	lock_sock(sk);
-	skb_free_datagram(sk, skb);
-	release_sock(sk);
+	skb_free_datagram_locked(sk, skb);
 out:
 	return err;
 
@@ -1359,7 +1389,7 @@ void udp_destroy_sock(struct sock *sk)
  *	Socket option code for UDP
  */
 int udp_lib_setsockopt(struct sock *sk, int level, int optname,
-		       char __user *optval, int optlen,
+		       char __user *optval, unsigned int optlen,
 		       int (*push_pending_frames)(struct sock *))
 {
 	struct udp_sock *up = udp_sk(sk);
@@ -1441,7 +1471,7 @@ int udp_lib_setsockopt(struct sock *sk, int level, int optname,
 EXPORT_SYMBOL(udp_lib_setsockopt);
 
 int udp_setsockopt(struct sock *sk, int level, int optname,
-		   char __user *optval, int optlen)
+		   char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
@@ -1451,7 +1481,7 @@ int udp_setsockopt(struct sock *sk, int level, int optname,
 
 #ifdef CONFIG_COMPAT
 int compat_udp_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
@@ -1539,29 +1569,11 @@ unsigned int udp_poll(struct file *file, struct socket *sock, poll_table *wait)
 {
 	unsigned int mask = datagram_poll(file, sock, wait);
 	struct sock *sk = sock->sk;
-	int 	is_lite = IS_UDPLITE(sk);
 
 	/* Check for false positives due to checksum errors */
-	if ((mask & POLLRDNORM) &&
-	    !(file->f_flags & O_NONBLOCK) &&
-	    !(sk->sk_shutdown & RCV_SHUTDOWN)) {
-		struct sk_buff_head *rcvq = &sk->sk_receive_queue;
-		struct sk_buff *skb;
-
-		spin_lock_bh(&rcvq->lock);
-		while ((skb = skb_peek(rcvq)) != NULL &&
-		       udp_lib_checksum_complete(skb)) {
-			UDP_INC_STATS_BH(sock_net(sk),
-					UDP_MIB_INERRORS, is_lite);
-			__skb_unlink(skb, rcvq);
-			kfree_skb(skb);
-		}
-		spin_unlock_bh(&rcvq->lock);
-
-		/* nothing to see, move along */
-		if (skb == NULL)
-			mask &= ~(POLLIN | POLLRDNORM);
-	}
+	if ((mask & POLLRDNORM) && !(file->f_flags & O_NONBLOCK) &&
+	    !(sk->sk_shutdown & RCV_SHUTDOWN) && !first_packet_length(sk))
+		mask &= ~(POLLIN | POLLRDNORM);
 
 	return mask;
 
diff --git a/net/ipv4/udp_impl.h b/net/ipv4/udp_impl.h
index 9f4a6165f722..aaad650d47d9 100644
--- a/net/ipv4/udp_impl.h
+++ b/net/ipv4/udp_impl.h
@@ -11,13 +11,13 @@ extern void 	__udp4_lib_err(struct sk_buff *, u32, struct udp_table *);
 extern int	udp_v4_get_port(struct sock *sk, unsigned short snum);
 
 extern int	udp_setsockopt(struct sock *sk, int level, int optname,
-			       char __user *optval, int optlen);
+			       char __user *optval, unsigned int optlen);
 extern int	udp_getsockopt(struct sock *sk, int level, int optname,
 			       char __user *optval, int __user *optlen);
 
 #ifdef CONFIG_COMPAT
 extern int	compat_udp_setsockopt(struct sock *sk, int level, int optname,
-				      char __user *optval, int optlen);
+				      char __user *optval, unsigned int optlen);
 extern int	compat_udp_getsockopt(struct sock *sk, int level, int optname,
 				      char __user *optval, int __user *optlen);
 #endif
diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c
index 55f486d89c88..1fd0a3d775d2 100644
--- a/net/ipv6/addrconf.c
+++ b/net/ipv6/addrconf.c
@@ -3986,14 +3986,14 @@ static void ipv6_ifa_notify(int event, struct inet6_ifaddr *ifp)
 #ifdef CONFIG_SYSCTL
 
 static
-int addrconf_sysctl_forward(ctl_table *ctl, int write, struct file * filp,
+int addrconf_sysctl_forward(ctl_table *ctl, int write,
 			   void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int *valp = ctl->data;
 	int val = *valp;
 	int ret;
 
-	ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write)
 		ret = addrconf_fixup_forwarding(ctl, valp, val);
@@ -4090,14 +4090,14 @@ static int addrconf_disable_ipv6(struct ctl_table *table, int *p, int old)
 }
 
 static
-int addrconf_sysctl_disable(ctl_table *ctl, int write, struct file * filp,
+int addrconf_sysctl_disable(ctl_table *ctl, int write,
 			    void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int *valp = ctl->data;
 	int val = *valp;
 	int ret;
 
-	ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	if (write)
 		ret = addrconf_disable_ipv6(ctl, valp, val);
diff --git a/net/ipv6/ip6_tunnel.c b/net/ipv6/ip6_tunnel.c
index 7d25bbe32110..c595bbe1ed99 100644
--- a/net/ipv6/ip6_tunnel.c
+++ b/net/ipv6/ip6_tunnel.c
@@ -1043,11 +1043,6 @@ ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 	struct net_device_stats *stats = &t->dev->stats;
 	int ret;
 
-	if (t->recursion++) {
-		stats->collisions++;
-		goto tx_err;
-	}
-
 	switch (skb->protocol) {
 	case htons(ETH_P_IP):
 		ret = ip4ip6_tnl_xmit(skb, dev);
@@ -1062,14 +1057,12 @@ ip6_tnl_xmit(struct sk_buff *skb, struct net_device *dev)
 	if (ret < 0)
 		goto tx_err;
 
-	t->recursion--;
 	return NETDEV_TX_OK;
 
 tx_err:
 	stats->tx_errors++;
 	stats->tx_dropped++;
 	kfree_skb(skb);
-	t->recursion--;
 	return NETDEV_TX_OK;
 }
 
diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c
index 3907510c2ce3..716153941fc4 100644
--- a/net/ipv6/ip6mr.c
+++ b/net/ipv6/ip6mr.c
@@ -324,7 +324,7 @@ static int ipmr_mfc_seq_show(struct seq_file *seq, void *v)
 	return 0;
 }
 
-static struct seq_operations ipmr_mfc_seq_ops = {
+static const struct seq_operations ipmr_mfc_seq_ops = {
 	.start = ipmr_mfc_seq_start,
 	.next  = ipmr_mfc_seq_next,
 	.stop  = ipmr_mfc_seq_stop,
@@ -1281,7 +1281,7 @@ int ip6mr_sk_done(struct sock *sk)
  *	MOSPF/PIM router set up we can clean this up.
  */
 
-int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, int optlen)
+int ip6_mroute_setsockopt(struct sock *sk, int optname, char __user *optval, unsigned int optlen)
 {
 	int ret;
 	struct mif6ctl vif;
diff --git a/net/ipv6/ipv6_sockglue.c b/net/ipv6/ipv6_sockglue.c
index f5e0682b402d..4f7aaf6996a3 100644
--- a/net/ipv6/ipv6_sockglue.c
+++ b/net/ipv6/ipv6_sockglue.c
@@ -123,7 +123,7 @@ struct ipv6_txoptions *ipv6_update_options(struct sock *sk,
 }
 
 static int do_ipv6_setsockopt(struct sock *sk, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	struct ipv6_pinfo *np = inet6_sk(sk);
 	struct net *net = sock_net(sk);
@@ -496,13 +496,17 @@ done:
 			goto e_inval;
 
 		if (val) {
+			struct net_device *dev;
+
 			if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != val)
 				goto e_inval;
 
-			if (__dev_get_by_index(net, val) == NULL) {
+			dev = dev_get_by_index(net, val);
+			if (!dev) {
 				retv = -ENODEV;
 				break;
 			}
+			dev_put(dev);
 		}
 		np->mcast_oif = val;
 		retv = 0;
@@ -773,7 +777,7 @@ e_inval:
 }
 
 int ipv6_setsockopt(struct sock *sk, int level, int optname,
-		    char __user *optval, int optlen)
+		    char __user *optval, unsigned int optlen)
 {
 	int err;
 
@@ -801,7 +805,7 @@ EXPORT_SYMBOL(ipv6_setsockopt);
 
 #ifdef CONFIG_COMPAT
 int compat_ipv6_setsockopt(struct sock *sk, int level, int optname,
-			   char __user *optval, int optlen)
+			   char __user *optval, unsigned int optlen)
 {
 	int err;
 
diff --git a/net/ipv6/ndisc.c b/net/ipv6/ndisc.c
index 7015478797f6..f74e4e2cdd06 100644
--- a/net/ipv6/ndisc.c
+++ b/net/ipv6/ndisc.c
@@ -658,7 +658,6 @@ void ndisc_send_rs(struct net_device *dev, const struct in6_addr *saddr,
 		     &icmp6h, NULL,
 		     send_sllao ? ND_OPT_SOURCE_LL_ADDR : 0);
 }
-EXPORT_SYMBOL(ndisc_send_rs);
 
 
 static void ndisc_error_report(struct neighbour *neigh, struct sk_buff *skb)
@@ -1735,7 +1734,7 @@ static void ndisc_warn_deprecated_sysctl(struct ctl_table *ctl,
 	}
 }
 
-int ndisc_ifinfo_sysctl_change(struct ctl_table *ctl, int write, struct file * filp, void __user *buffer, size_t *lenp, loff_t *ppos)
+int ndisc_ifinfo_sysctl_change(struct ctl_table *ctl, int write, void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct net_device *dev = ctl->extra1;
 	struct inet6_dev *idev;
@@ -1746,16 +1745,16 @@ int ndisc_ifinfo_sysctl_change(struct ctl_table *ctl, int write, struct file * f
 		ndisc_warn_deprecated_sysctl(ctl, "syscall", dev ? dev->name : "default");
 
 	if (strcmp(ctl->procname, "retrans_time") == 0)
-		ret = proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+		ret = proc_dointvec(ctl, write, buffer, lenp, ppos);
 
 	else if (strcmp(ctl->procname, "base_reachable_time") == 0)
 		ret = proc_dointvec_jiffies(ctl, write,
-					    filp, buffer, lenp, ppos);
+					    buffer, lenp, ppos);
 
 	else if ((strcmp(ctl->procname, "retrans_time_ms") == 0) ||
 		 (strcmp(ctl->procname, "base_reachable_time_ms") == 0))
 		ret = proc_dointvec_ms_jiffies(ctl, write,
-					       filp, buffer, lenp, ppos);
+					       buffer, lenp, ppos);
 	else
 		ret = -1;
 
diff --git a/net/ipv6/raw.c b/net/ipv6/raw.c
index 7d675b8d82d3..4f24570b0869 100644
--- a/net/ipv6/raw.c
+++ b/net/ipv6/raw.c
@@ -957,7 +957,7 @@ static int rawv6_geticmpfilter(struct sock *sk, int level, int optname,
 
 
 static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
-			    char __user *optval, int optlen)
+			    char __user *optval, unsigned int optlen)
 {
 	struct raw6_sock *rp = raw6_sk(sk);
 	int val;
@@ -1000,7 +1000,7 @@ static int do_rawv6_setsockopt(struct sock *sk, int level, int optname,
 }
 
 static int rawv6_setsockopt(struct sock *sk, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	switch(level) {
 		case SOL_RAW:
@@ -1024,7 +1024,7 @@ static int rawv6_setsockopt(struct sock *sk, int level, int optname,
 
 #ifdef CONFIG_COMPAT
 static int compat_rawv6_setsockopt(struct sock *sk, int level, int optname,
-				   char __user *optval, int optlen)
+				   char __user *optval, unsigned int optlen)
 {
 	switch (level) {
 	case SOL_RAW:
diff --git a/net/ipv6/route.c b/net/ipv6/route.c
index 77aecbe8ff6c..d6fe7646a8ff 100644
--- a/net/ipv6/route.c
+++ b/net/ipv6/route.c
@@ -2524,13 +2524,13 @@ static const struct file_operations rt6_stats_seq_fops = {
 #ifdef CONFIG_SYSCTL
 
 static
-int ipv6_sysctl_rtcache_flush(ctl_table *ctl, int write, struct file * filp,
+int ipv6_sysctl_rtcache_flush(ctl_table *ctl, int write,
 			      void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	struct net *net = current->nsproxy->net_ns;
 	int delay = net->ipv6.sysctl.flush_delay;
 	if (write) {
-		proc_dointvec(ctl, write, filp, buffer, lenp, ppos);
+		proc_dointvec(ctl, write, buffer, lenp, ppos);
 		fib6_run_gc(delay <= 0 ? ~0UL : (unsigned long)delay, net);
 		return 0;
 	} else
diff --git a/net/ipv6/sit.c b/net/ipv6/sit.c
index 0ae4f6448187..dbd19a78ca73 100644
--- a/net/ipv6/sit.c
+++ b/net/ipv6/sit.c
@@ -15,7 +15,6 @@
  * Roger Venning <r.venning@telstra.com>:	6to4 support
  * Nate Thompson <nate@thebog.net>:		6to4 support
  * Fred Templin <fred.l.templin@boeing.com>:	isatap support
- * Sascha Hlusiak <mail@saschahlusiak.de>:	stateless autoconf for isatap
  */
 
 #include <linux/module.h>
@@ -223,44 +222,6 @@ failed:
 	return NULL;
 }
 
-static void ipip6_tunnel_rs_timer(unsigned long data)
-{
-	struct ip_tunnel_prl_entry *p = (struct ip_tunnel_prl_entry *) data;
-	struct inet6_dev *ifp;
-	struct inet6_ifaddr *addr;
-
-	spin_lock(&p->lock);
-	ifp = __in6_dev_get(p->tunnel->dev);
-
-	read_lock_bh(&ifp->lock);
-	for (addr = ifp->addr_list; addr; addr = addr->if_next) {
-		struct in6_addr rtr;
-
-		if (!(ipv6_addr_type(&addr->addr) & IPV6_ADDR_LINKLOCAL))
-			continue;
-
-		/* Send RS to guessed linklocal address of router
-		 *
-		 * Better: send to ff02::2 encapsuled in unicast directly
-		 * to router-v4 instead of guessing the v6 address.
-		 *
-		 * Cisco/Windows seem to not set the u/l bit correctly,
-		 * so we won't guess right.
-		 */
-		ipv6_addr_set(&rtr,  htonl(0xFE800000), 0, 0, 0);
-		if (!__ipv6_isatap_ifid(rtr.s6_addr + 8,
-					p->addr)) {
-			ndisc_send_rs(p->tunnel->dev, &addr->addr, &rtr);
-		}
-	}
-	read_unlock_bh(&ifp->lock);
-
-	mod_timer(&p->rs_timer, jiffies + HZ * p->rs_delay);
-	spin_unlock(&p->lock);
-
-	return;
-}
-
 static struct ip_tunnel_prl_entry *
 __ipip6_tunnel_locate_prl(struct ip_tunnel *t, __be32 addr)
 {
@@ -313,13 +274,12 @@ static int ipip6_tunnel_get_prl(struct ip_tunnel *t,
 
 	c = 0;
 	for (prl = t->prl; prl; prl = prl->next) {
-		if (c > cmax)
+		if (c >= cmax)
 			break;
 		if (kprl.addr != htonl(INADDR_ANY) && prl->addr != kprl.addr)
 			continue;
 		kp[c].addr = prl->addr;
 		kp[c].flags = prl->flags;
-		kp[c].rs_delay = prl->rs_delay;
 		c++;
 		if (kprl.addr != htonl(INADDR_ANY))
 			break;
@@ -369,23 +329,11 @@ ipip6_tunnel_add_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a, int chg)
 	}
 
 	p->next = t->prl;
-	p->tunnel = t;
 	t->prl = p;
 	t->prl_count++;
-
-	spin_lock_init(&p->lock);
-	setup_timer(&p->rs_timer, ipip6_tunnel_rs_timer, (unsigned long) p);
 update:
 	p->addr = a->addr;
 	p->flags = a->flags;
-	p->rs_delay = a->rs_delay;
-	if (p->rs_delay == 0)
-		p->rs_delay = IPTUNNEL_RS_DEFAULT_DELAY;
-	spin_lock(&p->lock);
-	del_timer(&p->rs_timer);
-	if (p->flags & PRL_DEFAULT)
-		mod_timer(&p->rs_timer, jiffies + 1);
-	spin_unlock(&p->lock);
 out:
 	write_unlock(&ipip6_lock);
 	return err;
@@ -404,9 +352,6 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a)
 			if ((*p)->addr == a->addr) {
 				x = *p;
 				*p = x->next;
-				spin_lock(&x->lock);
-				del_timer(&x->rs_timer);
-				spin_unlock(&x->lock);
 				kfree(x);
 				t->prl_count--;
 				goto out;
@@ -417,9 +362,6 @@ ipip6_tunnel_del_prl(struct ip_tunnel *t, struct ip_tunnel_prl *a)
 		while (t->prl) {
 			x = t->prl;
 			t->prl = t->prl->next;
-			spin_lock(&x->lock);
-			del_timer(&x->rs_timer);
-			spin_unlock(&x->lock);
 			kfree(x);
 			t->prl_count--;
 		}
@@ -626,11 +568,6 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 	struct in6_addr *addr6;
 	int addr_type;
 
-	if (tunnel->recursion++) {
-		stats->collisions++;
-		goto tx_error;
-	}
-
 	if (skb->protocol != htons(ETH_P_IPV6))
 		goto tx_error;
 
@@ -753,7 +690,6 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 			ip_rt_put(rt);
 			stats->tx_dropped++;
 			dev_kfree_skb(skb);
-			tunnel->recursion--;
 			return NETDEV_TX_OK;
 		}
 		if (skb->sk)
@@ -794,7 +730,6 @@ static netdev_tx_t ipip6_tunnel_xmit(struct sk_buff *skb,
 	nf_reset(skb);
 
 	IPTUNNEL_XMIT();
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 
 tx_error_icmp:
@@ -802,7 +737,6 @@ tx_error_icmp:
 tx_error:
 	stats->tx_errors++;
 	dev_kfree_skb(skb);
-	tunnel->recursion--;
 	return NETDEV_TX_OK;
 }
 
diff --git a/net/ipv6/udp.c b/net/ipv6/udp.c
index b265b7047d3e..cf538ed5ef6a 100644
--- a/net/ipv6/udp.c
+++ b/net/ipv6/udp.c
@@ -288,9 +288,7 @@ try_again:
 		err = ulen;
 
 out_free:
-	lock_sock(sk);
-	skb_free_datagram(sk, skb);
-	release_sock(sk);
+	skb_free_datagram_locked(sk, skb);
 out:
 	return err;
 
@@ -1044,7 +1042,7 @@ void udpv6_destroy_sock(struct sock *sk)
  *	Socket option code for UDP
  */
 int udpv6_setsockopt(struct sock *sk, int level, int optname,
-		     char __user *optval, int optlen)
+		     char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
@@ -1054,7 +1052,7 @@ int udpv6_setsockopt(struct sock *sk, int level, int optname,
 
 #ifdef CONFIG_COMPAT
 int compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
-			    char __user *optval, int optlen)
+			    char __user *optval, unsigned int optlen)
 {
 	if (level == SOL_UDP  ||  level == SOL_UDPLITE)
 		return udp_lib_setsockopt(sk, level, optname, optval, optlen,
diff --git a/net/ipv6/udp_impl.h b/net/ipv6/udp_impl.h
index 6bb303471e20..d7571046bfc4 100644
--- a/net/ipv6/udp_impl.h
+++ b/net/ipv6/udp_impl.h
@@ -16,10 +16,10 @@ extern int	udp_v6_get_port(struct sock *sk, unsigned short snum);
 extern int	udpv6_getsockopt(struct sock *sk, int level, int optname,
 				 char __user *optval, int __user *optlen);
 extern int	udpv6_setsockopt(struct sock *sk, int level, int optname,
-				 char __user *optval, int optlen);
+				 char __user *optval, unsigned int optlen);
 #ifdef CONFIG_COMPAT
 extern int	compat_udpv6_setsockopt(struct sock *sk, int level, int optname,
-					char __user *optval, int optlen);
+					char __user *optval, unsigned int optlen);
 extern int	compat_udpv6_getsockopt(struct sock *sk, int level, int optname,
 				       char __user *optval, int __user *optlen);
 #endif
diff --git a/net/ipx/af_ipx.c b/net/ipx/af_ipx.c
index f1118d92a191..66c7a20011f3 100644
--- a/net/ipx/af_ipx.c
+++ b/net/ipx/af_ipx.c
@@ -1292,7 +1292,7 @@ const char *ipx_device_name(struct ipx_interface *intrfc)
  * socket object. */
 
 static int ipx_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	int opt;
diff --git a/net/irda/af_irda.c b/net/irda/af_irda.c
index 50b43c57d5d8..dd35641835f4 100644
--- a/net/irda/af_irda.c
+++ b/net/irda/af_irda.c
@@ -1826,7 +1826,7 @@ static int irda_compat_ioctl(struct socket *sock, unsigned int cmd, unsigned lon
  *
  */
 static int irda_setsockopt(struct socket *sock, int level, int optname,
-			   char __user *optval, int optlen)
+			   char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct irda_sock *self = irda_sk(sk);
diff --git a/net/irda/ircomm/ircomm_tty_attach.c b/net/irda/ircomm/ircomm_tty_attach.c
index eafc010907c2..3c1754023022 100644
--- a/net/irda/ircomm/ircomm_tty_attach.c
+++ b/net/irda/ircomm/ircomm_tty_attach.c
@@ -30,6 +30,7 @@
  ********************************************************************/
 
 #include <linux/init.h>
+#include <linux/sched.h>
 
 #include <net/irda/irda.h>
 #include <net/irda/irlmp.h>
diff --git a/net/irda/irlan/irlan_common.c b/net/irda/irlan/irlan_common.c
index 62116829b817..315ead3cb926 100644
--- a/net/irda/irlan/irlan_common.c
+++ b/net/irda/irlan/irlan_common.c
@@ -30,6 +30,7 @@
 #include <linux/init.h>
 #include <linux/errno.h>
 #include <linux/proc_fs.h>
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <linux/random.h>
 #include <linux/netdevice.h>
diff --git a/net/irda/irlan/irlan_eth.c b/net/irda/irlan/irlan_eth.c
index 7b6b631f647f..d340110f5c0c 100644
--- a/net/irda/irlan/irlan_eth.c
+++ b/net/irda/irlan/irlan_eth.c
@@ -30,6 +30,7 @@
 #include <linux/inetdevice.h>
 #include <linux/if_arp.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <net/arp.h>
 
 #include <net/irda/irda.h>
diff --git a/net/irda/irnet/irnet_irda.c b/net/irda/irnet/irnet_irda.c
index cf9a4b531a98..cccc2e93234f 100644
--- a/net/irda/irnet/irnet_irda.c
+++ b/net/irda/irnet/irnet_irda.c
@@ -9,6 +9,7 @@
  */
 
 #include "irnet_irda.h"		/* Private header */
+#include <linux/sched.h>
 #include <linux/seq_file.h>
 #include <asm/unaligned.h>
 
diff --git a/net/irda/irnet/irnet_ppp.c b/net/irda/irnet/irnet_ppp.c
index 68cbcb19cbd8..7dea882dbb75 100644
--- a/net/irda/irnet/irnet_ppp.c
+++ b/net/irda/irnet/irnet_ppp.c
@@ -13,6 +13,7 @@
  *	2) as a control channel (write commands, read events)
  */
 
+#include <linux/sched.h>
 #include <linux/smp_lock.h>
 #include "irnet_ppp.h"		/* Private header */
 /* Please put other headers in irnet.h - Thanks */
diff --git a/net/irda/irsysctl.c b/net/irda/irsysctl.c
index 57f8817c3979..5c86567e5a78 100644
--- a/net/irda/irsysctl.c
+++ b/net/irda/irsysctl.c
@@ -73,12 +73,12 @@ static int min_lap_keepalive_time = 100;	/* 100us */
 /* For other sysctl, I've no idea of the range. Maybe Dag could help
  * us on that - Jean II */
 
-static int do_devname(ctl_table *table, int write, struct file *filp,
+static int do_devname(ctl_table *table, int write,
 		      void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int ret;
 
-	ret = proc_dostring(table, write, filp, buffer, lenp, ppos);
+	ret = proc_dostring(table, write, buffer, lenp, ppos);
 	if (ret == 0 && write) {
 		struct ias_value *val;
 
@@ -90,12 +90,12 @@ static int do_devname(ctl_table *table, int write, struct file *filp,
 }
 
 
-static int do_discovery(ctl_table *table, int write, struct file *filp,
+static int do_discovery(ctl_table *table, int write,
                     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
        int ret;
 
-       ret = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+       ret = proc_dointvec(table, write, buffer, lenp, ppos);
        if (ret)
 	       return ret;
 
diff --git a/net/iucv/af_iucv.c b/net/iucv/af_iucv.c
index d985d163dcfc..bada1b9c670b 100644
--- a/net/iucv/af_iucv.c
+++ b/net/iucv/af_iucv.c
@@ -1387,7 +1387,7 @@ static int iucv_sock_release(struct socket *sock)
 
 /* getsockopt and setsockopt */
 static int iucv_sock_setsockopt(struct socket *sock, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct iucv_sock *iucv = iucv_sk(sk);
diff --git a/net/llc/af_llc.c b/net/llc/af_llc.c
index c45eee1c0e8d..7aa4fd170104 100644
--- a/net/llc/af_llc.c
+++ b/net/llc/af_llc.c
@@ -973,7 +973,7 @@ static int llc_ui_ioctl(struct socket *sock, unsigned int cmd,
  *	Set various connection specific parameters.
  */
 static int llc_ui_setsockopt(struct socket *sock, int level, int optname,
-			     char __user *optval, int optlen)
+			     char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct llc_sock *llc = llc_sk(sk);
diff --git a/net/mac80211/agg-rx.c b/net/mac80211/agg-rx.c
index bc064d7933ff..ce8e0e772bab 100644
--- a/net/mac80211/agg-rx.c
+++ b/net/mac80211/agg-rx.c
@@ -85,10 +85,6 @@ void ieee80211_sta_stop_rx_ba_session(struct ieee80211_sub_if_data *sdata, u8 *r
 	struct ieee80211_local *local = sdata->local;
 	struct sta_info *sta;
 
-	/* stop HW Rx aggregation. ampdu_action existence
-	 * already verified in session init so we add the BUG_ON */
-	BUG_ON(!local->ops->ampdu_action);
-
 	rcu_read_lock();
 
 	sta = sta_info_get(local, ra);
diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c
index bd765f30dba2..89e238b001de 100644
--- a/net/mac80211/agg-tx.c
+++ b/net/mac80211/agg-tx.c
@@ -123,13 +123,18 @@ void ieee80211_send_bar(struct ieee80211_sub_if_data *sdata, u8 *ra, u16 tid, u1
 	ieee80211_tx_skb(sdata, skb, 0);
 }
 
-static int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
-					   enum ieee80211_back_parties initiator)
+int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
+				    enum ieee80211_back_parties initiator)
 {
 	struct ieee80211_local *local = sta->local;
 	int ret;
 	u8 *state;
 
+#ifdef CONFIG_MAC80211_HT_DEBUG
+	printk(KERN_DEBUG "Tx BA session stop requested for %pM tid %u\n",
+	       sta->sta.addr, tid);
+#endif /* CONFIG_MAC80211_HT_DEBUG */
+
 	state = &sta->ampdu_mlme.tid_state_tx[tid];
 
 	if (*state == HT_AGG_STATE_OPERATIONAL)
@@ -143,7 +148,6 @@ static int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 
 	/* HW shall not deny going back to legacy */
 	if (WARN_ON(ret)) {
-		*state = HT_AGG_STATE_OPERATIONAL;
 		/*
 		 * We may have pending packets get stuck in this case...
 		 * Not bothering with a workaround for now.
@@ -173,12 +177,14 @@ static void sta_addba_resp_timer_expired(unsigned long data)
 
 	/* check if the TID waits for addBA response */
 	spin_lock_bh(&sta->lock);
-	if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
+	if ((*state & (HT_ADDBA_REQUESTED_MSK | HT_ADDBA_RECEIVED_MSK)) !=
+						HT_ADDBA_REQUESTED_MSK) {
 		spin_unlock_bh(&sta->lock);
 		*state = HT_AGG_STATE_IDLE;
 #ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "timer expired on tid %d but we are not "
-				"expecting addBA response there", tid);
+				"(or no longer) expecting addBA response there",
+			tid);
 #endif
 		return;
 	}
@@ -523,11 +529,6 @@ int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 		goto unlock;
 	}
 
-#ifdef CONFIG_MAC80211_HT_DEBUG
-	printk(KERN_DEBUG "Tx BA session stop requested for %pM tid %u\n",
-	       sta->sta.addr, tid);
-#endif /* CONFIG_MAC80211_HT_DEBUG */
-
 	ret = ___ieee80211_stop_tx_ba_session(sta, tid, initiator);
 
  unlock:
@@ -543,7 +544,7 @@ int ieee80211_stop_tx_ba_session(struct ieee80211_hw *hw,
 	struct sta_info *sta;
 	int ret = 0;
 
-	if (WARN_ON(!local->ops->ampdu_action))
+	if (!local->ops->ampdu_action)
 		return -EINVAL;
 
 	if (tid >= STA_TID_NUM)
@@ -668,24 +669,23 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 
 	spin_lock_bh(&sta->lock);
 
-	if (!(*state & HT_ADDBA_REQUESTED_MSK)) {
-		spin_unlock_bh(&sta->lock);
-		return;
-	}
+	if (!(*state & HT_ADDBA_REQUESTED_MSK))
+		goto out;
 
 	if (mgmt->u.action.u.addba_resp.dialog_token !=
 		sta->ampdu_mlme.tid_tx[tid]->dialog_token) {
-		spin_unlock_bh(&sta->lock);
 #ifdef CONFIG_MAC80211_HT_DEBUG
 		printk(KERN_DEBUG "wrong addBA response token, tid %d\n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
-		return;
+		goto out;
 	}
 
-	del_timer_sync(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+	del_timer(&sta->ampdu_mlme.tid_tx[tid]->addba_resp_timer);
+
 #ifdef CONFIG_MAC80211_HT_DEBUG
 	printk(KERN_DEBUG "switched off addBA timer for tid %d \n", tid);
 #endif /* CONFIG_MAC80211_HT_DEBUG */
+
 	if (le16_to_cpu(mgmt->u.action.u.addba_resp.status)
 			== WLAN_STATUS_SUCCESS) {
 		u8 curstate = *state;
@@ -699,5 +699,7 @@ void ieee80211_process_addba_resp(struct ieee80211_local *local,
 	} else {
 		___ieee80211_stop_tx_ba_session(sta, tid, WLAN_BACK_INITIATOR);
 	}
+
+ out:
 	spin_unlock_bh(&sta->lock);
 }
diff --git a/net/mac80211/cfg.c b/net/mac80211/cfg.c
index 5608f6c68413..7b5131bd6fa1 100644
--- a/net/mac80211/cfg.c
+++ b/net/mac80211/cfg.c
@@ -72,6 +72,9 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
 	struct ieee80211_sub_if_data *sdata;
 	int ret;
 
+	if (netif_running(dev))
+		return -EBUSY;
+
 	if (!nl80211_type_check(type))
 		return -EINVAL;
 
@@ -81,9 +84,6 @@ static int ieee80211_change_iface(struct wiphy *wiphy,
 	if (ret)
 		return ret;
 
-	if (netif_running(sdata->dev))
-		return -EBUSY;
-
 	if (ieee80211_vif_is_mesh(&sdata->vif) && params->mesh_id_len)
 		ieee80211_sdata_set_mesh_id(sdata,
 					    params->mesh_id_len,
diff --git a/net/mac80211/ht.c b/net/mac80211/ht.c
index 0891bfb06996..cdc58e61d921 100644
--- a/net/mac80211/ht.c
+++ b/net/mac80211/ht.c
@@ -141,7 +141,6 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 			     struct sta_info *sta,
 			     struct ieee80211_mgmt *mgmt, size_t len)
 {
-	struct ieee80211_local *local = sdata->local;
 	u16 tid, params;
 	u16 initiator;
 
@@ -153,7 +152,7 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 	if (net_ratelimit())
 		printk(KERN_DEBUG "delba from %pM (%s) tid %d reason code %d\n",
 			mgmt->sa, initiator ? "initiator" : "recipient", tid,
-			mgmt->u.action.u.delba.reason_code);
+			le16_to_cpu(mgmt->u.action.u.delba.reason_code));
 #endif /* CONFIG_MAC80211_HT_DEBUG */
 
 	if (initiator == WLAN_BACK_INITIATOR)
@@ -161,10 +160,9 @@ void ieee80211_process_delba(struct ieee80211_sub_if_data *sdata,
 						 WLAN_BACK_INITIATOR, 0);
 	else { /* WLAN_BACK_RECIPIENT */
 		spin_lock_bh(&sta->lock);
-		sta->ampdu_mlme.tid_state_tx[tid] =
-				HT_AGG_STATE_OPERATIONAL;
+		if (sta->ampdu_mlme.tid_state_tx[tid] & HT_ADDBA_REQUESTED_MSK)
+			___ieee80211_stop_tx_ba_session(sta, tid,
+							WLAN_BACK_RECIPIENT);
 		spin_unlock_bh(&sta->lock);
-		ieee80211_stop_tx_ba_session(&local->hw, sta->sta.addr, tid,
-					     WLAN_BACK_RECIPIENT);
 	}
 }
diff --git a/net/mac80211/ibss.c b/net/mac80211/ibss.c
index 920ec8792f4b..f1362f32c17d 100644
--- a/net/mac80211/ibss.c
+++ b/net/mac80211/ibss.c
@@ -73,6 +73,7 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 	struct ieee80211_mgmt *mgmt;
 	u8 *pos;
 	struct ieee80211_supported_band *sband;
+	struct cfg80211_bss *bss;
 	u32 bss_change;
 	u8 supp_rates[IEEE80211_MAX_SUPP_RATES];
 
@@ -177,8 +178,9 @@ static void __ieee80211_sta_join_ibss(struct ieee80211_sub_if_data *sdata,
 	mod_timer(&ifibss->timer,
 		  round_jiffies(jiffies + IEEE80211_IBSS_MERGE_INTERVAL));
 
-	cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel,
-				  mgmt, skb->len, 0, GFP_KERNEL);
+	bss = cfg80211_inform_bss_frame(local->hw.wiphy, local->hw.conf.channel,
+					mgmt, skb->len, 0, GFP_KERNEL);
+	cfg80211_put_bss(bss);
 	cfg80211_ibss_joined(sdata->dev, ifibss->bssid, GFP_KERNEL);
 }
 
@@ -538,13 +540,12 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
 				       WLAN_CAPABILITY_PRIVACY,
 				       capability);
 
+	if (bss) {
 #ifdef CONFIG_MAC80211_IBSS_DEBUG
-	if (bss)
 		printk(KERN_DEBUG "   sta_find_ibss: selected %pM current "
 		       "%pM\n", bss->cbss.bssid, ifibss->bssid);
 #endif /* CONFIG_MAC80211_IBSS_DEBUG */
 
-	if (bss && memcmp(ifibss->bssid, bss->cbss.bssid, ETH_ALEN)) {
 		printk(KERN_DEBUG "%s: Selected IBSS BSSID %pM"
 		       " based on configured SSID\n",
 		       sdata->dev->name, bss->cbss.bssid);
@@ -552,8 +553,7 @@ static void ieee80211_sta_find_ibss(struct ieee80211_sub_if_data *sdata)
 		ieee80211_sta_join_ibss(sdata, bss);
 		ieee80211_rx_bss_put(local, bss);
 		return;
-	} else if (bss)
-		ieee80211_rx_bss_put(local, bss);
+	}
 
 #ifdef CONFIG_MAC80211_IBSS_DEBUG
 	printk(KERN_DEBUG "   did not try to join ibss\n");
@@ -829,7 +829,7 @@ void ieee80211_ibss_notify_scan_completed(struct ieee80211_local *local)
 		if (!sdata->u.ibss.ssid_len)
 			continue;
 		sdata->u.ibss.last_scan_completed = jiffies;
-		ieee80211_sta_find_ibss(sdata);
+		mod_timer(&sdata->u.ibss.timer, 0);
 	}
 	mutex_unlock(&local->iflist_mtx);
 }
diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h
index 588005c84a6d..10d316e455de 100644
--- a/net/mac80211/ieee80211_i.h
+++ b/net/mac80211/ieee80211_i.h
@@ -662,6 +662,14 @@ struct ieee80211_local {
 	bool suspended;
 
 	/*
+	 * Resuming is true while suspended, but when we're reprogramming the
+	 * hardware -- at that time it's allowed to use ieee80211_queue_work()
+	 * again even though some other parts of the stack are still suspended
+	 * and we still drop received frames to avoid waking the stack.
+	 */
+	bool resuming;
+
+	/*
 	 * quiescing is true during the suspend process _only_ to
 	 * ease timer cancelling etc.
 	 */
@@ -1083,6 +1091,8 @@ void ieee80211_process_addba_request(struct ieee80211_local *local,
 
 int __ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
 				   enum ieee80211_back_parties initiator);
+int ___ieee80211_stop_tx_ba_session(struct sta_info *sta, u16 tid,
+				    enum ieee80211_back_parties initiator);
 
 /* Spectrum management */
 void ieee80211_process_measurement_req(struct ieee80211_sub_if_data *sdata,
diff --git a/net/mac80211/mesh_hwmp.c b/net/mac80211/mesh_hwmp.c
index e12a786e26b8..29b82e98effa 100644
--- a/net/mac80211/mesh_hwmp.c
+++ b/net/mac80211/mesh_hwmp.c
@@ -259,7 +259,7 @@ static u32 airtime_link_metric_get(struct ieee80211_local *local,
  * @hwmp_ie: hwmp information element (PREP or PREQ)
  *
  * This function updates the path routing information to the originator and the
- * transmitter of a HWMP PREQ or PREP fram.
+ * transmitter of a HWMP PREQ or PREP frame.
  *
  * Returns: metric to frame originator or 0 if the frame should not be further
  * processed
diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c
index 97a278a2f48e..dc5049d58c51 100644
--- a/net/mac80211/mlme.c
+++ b/net/mac80211/mlme.c
@@ -1388,8 +1388,8 @@ ieee80211_rx_mgmt_disassoc(struct ieee80211_sub_if_data *sdata,
 
 	reason_code = le16_to_cpu(mgmt->u.disassoc.reason_code);
 
-	printk(KERN_DEBUG "%s: disassociated (Reason: %u)\n",
-			sdata->dev->name, reason_code);
+	printk(KERN_DEBUG "%s: disassociated from %pM (Reason: %u)\n",
+			sdata->dev->name, mgmt->sa, reason_code);
 
 	ieee80211_set_disassoc(sdata, false);
 	return RX_MGMT_CFG80211_DISASSOC;
@@ -1457,8 +1457,7 @@ ieee80211_rx_mgmt_assoc_resp(struct ieee80211_sub_if_data *sdata,
 	if (status_code != WLAN_STATUS_SUCCESS) {
 		printk(KERN_DEBUG "%s: AP denied association (code=%d)\n",
 		       sdata->dev->name, status_code);
-		list_del(&wk->list);
-		kfree(wk);
+		wk->state = IEEE80211_MGD_STATE_IDLE;
 		return RX_MGMT_CFG80211_ASSOC;
 	}
 
@@ -1675,7 +1674,7 @@ static void ieee80211_rx_mgmt_probe_resp(struct ieee80211_sub_if_data *sdata,
 
 	/* direct probe may be part of the association flow */
 	if (wk && wk->state == IEEE80211_MGD_STATE_PROBE) {
-		printk(KERN_DEBUG "%s direct probe responded\n",
+		printk(KERN_DEBUG "%s: direct probe responded\n",
 		       sdata->dev->name);
 		wk->tries = 0;
 		wk->state = IEEE80211_MGD_STATE_AUTH;
@@ -2502,9 +2501,6 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 	struct ieee80211_mgd_work *wk;
 	const u8 *bssid = NULL;
 
-	printk(KERN_DEBUG "%s: deauthenticating by local choice (reason=%d)\n",
-	       sdata->dev->name, req->reason_code);
-
 	mutex_lock(&ifmgd->mtx);
 
 	if (ifmgd->associated && &ifmgd->associated->cbss == req->bss) {
@@ -2532,6 +2528,9 @@ int ieee80211_mgd_deauth(struct ieee80211_sub_if_data *sdata,
 
 	mutex_unlock(&ifmgd->mtx);
 
+	printk(KERN_DEBUG "%s: deauthenticating from %pM by local choice (reason=%d)\n",
+	       sdata->dev->name, bssid, req->reason_code);
+
 	ieee80211_send_deauth_disassoc(sdata, bssid,
 			IEEE80211_STYPE_DEAUTH, req->reason_code,
 			cookie);
@@ -2545,9 +2544,6 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
 {
 	struct ieee80211_if_managed *ifmgd = &sdata->u.mgd;
 
-	printk(KERN_DEBUG "%s: disassociating by local choice (reason=%d)\n",
-	       sdata->dev->name, req->reason_code);
-
 	mutex_lock(&ifmgd->mtx);
 
 	/*
@@ -2561,6 +2557,9 @@ int ieee80211_mgd_disassoc(struct ieee80211_sub_if_data *sdata,
 		return -ENOLINK;
 	}
 
+	printk(KERN_DEBUG "%s: disassociating from %pM by local choice (reason=%d)\n",
+	       sdata->dev->name, req->bss->bssid, req->reason_code);
+
 	ieee80211_set_disassoc(sdata, false);
 
 	mutex_unlock(&ifmgd->mtx);
diff --git a/net/mac80211/rc80211_pid_debugfs.c b/net/mac80211/rc80211_pid_debugfs.c
index a59043fbb0ff..45667054a5f3 100644
--- a/net/mac80211/rc80211_pid_debugfs.c
+++ b/net/mac80211/rc80211_pid_debugfs.c
@@ -6,6 +6,7 @@
  * published by the Free Software Foundation.
  */
 
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/poll.h>
 #include <linux/netdevice.h>
diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c
index c01588f9d453..7170bf4565a8 100644
--- a/net/mac80211/rx.c
+++ b/net/mac80211/rx.c
@@ -2164,11 +2164,17 @@ static void __ieee80211_rx_handle_packet(struct ieee80211_hw *hw,
 
 	skb = rx.skb;
 
-	list_for_each_entry_rcu(sdata, &local->interfaces, list) {
+	if (rx.sdata && ieee80211_is_data(hdr->frame_control)) {
+		rx.flags |= IEEE80211_RX_RA_MATCH;
+		prepares = prepare_for_handlers(rx.sdata, &rx, hdr);
+		if (prepares)
+			prev = rx.sdata;
+	} else list_for_each_entry_rcu(sdata, &local->interfaces, list) {
 		if (!netif_running(sdata->dev))
 			continue;
 
-		if (sdata->vif.type == NL80211_IFTYPE_MONITOR)
+		if (sdata->vif.type == NL80211_IFTYPE_MONITOR ||
+		    sdata->vif.type == NL80211_IFTYPE_AP_VLAN)
 			continue;
 
 		rx.flags |= IEEE80211_RX_RA_MATCH;
@@ -2447,6 +2453,8 @@ void ieee80211_rx(struct ieee80211_hw *hw, struct sk_buff *skb)
 	struct ieee80211_supported_band *sband;
 	struct ieee80211_rx_status *status = IEEE80211_SKB_RXCB(skb);
 
+	WARN_ON_ONCE(softirq_count() == 0);
+
 	if (WARN_ON(status->band < 0 ||
 		    status->band >= IEEE80211_NUM_BANDS))
 		goto drop;
diff --git a/net/mac80211/scan.c b/net/mac80211/scan.c
index 039901109fa1..71e10cabf811 100644
--- a/net/mac80211/scan.c
+++ b/net/mac80211/scan.c
@@ -90,8 +90,8 @@ ieee80211_bss_info_update(struct ieee80211_local *local,
 		bss->dtim_period = tim_ie->dtim_period;
 	}
 
-	/* set default value for buggy APs */
-	if (!elems->tim || bss->dtim_period == 0)
+	/* set default value for buggy AP/no TIM element */
+	if (bss->dtim_period == 0)
 		bss->dtim_period = 1;
 
 	bss->supp_rates_len = 0;
diff --git a/net/mac80211/sta_info.c b/net/mac80211/sta_info.c
index eec001491e66..594f2318c3d8 100644
--- a/net/mac80211/sta_info.c
+++ b/net/mac80211/sta_info.c
@@ -361,6 +361,7 @@ int sta_info_insert(struct sta_info *sta)
 					     u.ap);
 
 		drv_sta_notify(local, &sdata->vif, STA_NOTIFY_ADD, &sta->sta);
+		sdata = sta->sdata;
 	}
 
 #ifdef CONFIG_MAC80211_VERBOSE_DEBUG
@@ -496,6 +497,7 @@ static void __sta_info_unlink(struct sta_info **sta)
 
 		drv_sta_notify(local, &sdata->vif, STA_NOTIFY_REMOVE,
 			       &(*sta)->sta);
+		sdata = (*sta)->sdata;
 	}
 
 	if (ieee80211_vif_is_mesh(&sdata->vif)) {
diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 5143d203256b..eaa4118de988 100644
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -367,7 +367,10 @@ ieee80211_tx_h_unicast_ps_buf(struct ieee80211_tx_data *tx)
 	struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;
 	u32 staflags;
 
-	if (unlikely(!sta || ieee80211_is_probe_resp(hdr->frame_control)))
+	if (unlikely(!sta || ieee80211_is_probe_resp(hdr->frame_control)
+			|| ieee80211_is_auth(hdr->frame_control)
+			|| ieee80211_is_assoc_resp(hdr->frame_control)
+			|| ieee80211_is_reassoc_resp(hdr->frame_control)))
 		return TX_CONTINUE;
 
 	staflags = get_sta_flags(sta);
@@ -1442,7 +1445,7 @@ static void ieee80211_xmit(struct ieee80211_sub_if_data *sdata,
 				if (tmp_sdata->vif.type != NL80211_IFTYPE_AP)
 					continue;
 				if (compare_ether_addr(tmp_sdata->dev->dev_addr,
-						       hdr->addr2)) {
+						       hdr->addr2) == 0) {
 					dev_hold(tmp_sdata->dev);
 					dev_put(sdata->dev);
 					sdata = tmp_sdata;
@@ -1701,7 +1704,8 @@ netdev_tx_t ieee80211_subif_start_xmit(struct sk_buff *skb,
 	if (!is_multicast_ether_addr(hdr.addr1)) {
 		rcu_read_lock();
 		sta = sta_info_get(local, hdr.addr1);
-		if (sta)
+		/* XXX: in the future, use sdata to look up the sta */
+		if (sta && sta->sdata == sdata)
 			sta_flags = get_sta_flags(sta);
 		rcu_read_unlock();
 	}
diff --git a/net/mac80211/util.c b/net/mac80211/util.c
index dd6564321369..e6c08da8da26 100644
--- a/net/mac80211/util.c
+++ b/net/mac80211/util.c
@@ -339,7 +339,7 @@ void ieee80211_add_pending_skb(struct ieee80211_local *local,
 	struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 
 	if (WARN_ON(!info->control.vif)) {
-		kfree(skb);
+		kfree_skb(skb);
 		return;
 	}
 
@@ -367,7 +367,7 @@ int ieee80211_add_pending_skbs(struct ieee80211_local *local,
 		struct ieee80211_tx_info *info = IEEE80211_SKB_CB(skb);
 
 		if (WARN_ON(!info->control.vif)) {
-			kfree(skb);
+			kfree_skb(skb);
 			continue;
 		}
 
@@ -520,9 +520,9 @@ EXPORT_SYMBOL_GPL(ieee80211_iterate_active_interfaces_atomic);
  */
 static bool ieee80211_can_queue_work(struct ieee80211_local *local)
 {
-        if (WARN(local->suspended, "queueing ieee80211 work while "
-		 "going to suspend\n"))
-                return false;
+	if (WARN(local->suspended && !local->resuming,
+		 "queueing ieee80211 work while going to suspend\n"))
+		return false;
 
 	return true;
 }
@@ -1025,13 +1025,9 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 	struct sta_info *sta;
 	unsigned long flags;
 	int res;
-	bool from_suspend = local->suspended;
 
-	/*
-	 * We're going to start the hardware, at that point
-	 * we are no longer suspended and can RX frames.
-	 */
-	local->suspended = false;
+	if (local->suspended)
+		local->resuming = true;
 
 	/* restart hardware */
 	if (local->open_count) {
@@ -1129,11 +1125,14 @@ int ieee80211_reconfig(struct ieee80211_local *local)
 	 * If this is for hw restart things are still running.
 	 * We may want to change that later, however.
 	 */
-	if (!from_suspend)
+	if (!local->suspended)
 		return 0;
 
 #ifdef CONFIG_PM
+	/* first set suspended false, then resuming */
 	local->suspended = false;
+	mb();
+	local->resuming = false;
 
 	list_for_each_entry(sdata, &local->interfaces, list) {
 		switch(sdata->vif.type) {
diff --git a/net/netfilter/ipvs/ip_vs_ctl.c b/net/netfilter/ipvs/ip_vs_ctl.c
index fba2892b99e1..446e9bd4b4bc 100644
--- a/net/netfilter/ipvs/ip_vs_ctl.c
+++ b/net/netfilter/ipvs/ip_vs_ctl.c
@@ -1496,14 +1496,14 @@ static int ip_vs_zero_all(void)
 
 
 static int
-proc_do_defense_mode(ctl_table *table, int write, struct file * filp,
+proc_do_defense_mode(ctl_table *table, int write,
 		     void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int *valp = table->data;
 	int val = *valp;
 	int rc;
 
-	rc = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	rc = proc_dointvec(table, write, buffer, lenp, ppos);
 	if (write && (*valp != val)) {
 		if ((*valp < 0) || (*valp > 3)) {
 			/* Restore the correct value */
@@ -1517,7 +1517,7 @@ proc_do_defense_mode(ctl_table *table, int write, struct file * filp,
 
 
 static int
-proc_do_sync_threshold(ctl_table *table, int write, struct file *filp,
+proc_do_sync_threshold(ctl_table *table, int write,
 		       void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int *valp = table->data;
@@ -1527,7 +1527,7 @@ proc_do_sync_threshold(ctl_table *table, int write, struct file *filp,
 	/* backup the value first */
 	memcpy(val, valp, sizeof(val));
 
-	rc = proc_dointvec(table, write, filp, buffer, lenp, ppos);
+	rc = proc_dointvec(table, write, buffer, lenp, ppos);
 	if (write && (valp[0] < 0 || valp[1] < 0 || valp[0] >= valp[1])) {
 		/* Restore the correct value */
 		memcpy(valp, val, sizeof(val));
diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c
index b37109817a98..b9168c1864ca 100644
--- a/net/netfilter/nf_conntrack_core.c
+++ b/net/netfilter/nf_conntrack_core.c
@@ -14,6 +14,7 @@
 #include <linux/types.h>
 #include <linux/netfilter.h>
 #include <linux/module.h>
+#include <linux/sched.h>
 #include <linux/skbuff.h>
 #include <linux/proc_fs.h>
 #include <linux/vmalloc.h>
@@ -1245,9 +1246,9 @@ static int nf_conntrack_init_init_net(void)
 	 * machine has 512 buckets. >= 1GB machines have 16384 buckets. */
 	if (!nf_conntrack_htable_size) {
 		nf_conntrack_htable_size
-			= (((num_physpages << PAGE_SHIFT) / 16384)
+			= (((totalram_pages << PAGE_SHIFT) / 16384)
 			   / sizeof(struct hlist_head));
-		if (num_physpages > (1024 * 1024 * 1024 / PAGE_SIZE))
+		if (totalram_pages > (1024 * 1024 * 1024 / PAGE_SIZE))
 			nf_conntrack_htable_size = 16384;
 		if (nf_conntrack_htable_size < 32)
 			nf_conntrack_htable_size = 32;
@@ -1350,6 +1351,11 @@ err_stat:
 	return ret;
 }
 
+s16 (*nf_ct_nat_offset)(const struct nf_conn *ct,
+			enum ip_conntrack_dir dir,
+			u32 seq);
+EXPORT_SYMBOL_GPL(nf_ct_nat_offset);
+
 int nf_conntrack_init(struct net *net)
 {
 	int ret;
@@ -1367,6 +1373,9 @@ int nf_conntrack_init(struct net *net)
 		/* For use by REJECT target */
 		rcu_assign_pointer(ip_ct_attach, nf_conntrack_attach);
 		rcu_assign_pointer(nf_ct_destroy, destroy_conntrack);
+
+		/* Howto get NAT offsets */
+		rcu_assign_pointer(nf_ct_nat_offset, NULL);
 	}
 	return 0;
 
diff --git a/net/netfilter/nf_conntrack_proto_tcp.c b/net/netfilter/nf_conntrack_proto_tcp.c
index 97a82ba75376..ba2b76937283 100644
--- a/net/netfilter/nf_conntrack_proto_tcp.c
+++ b/net/netfilter/nf_conntrack_proto_tcp.c
@@ -492,6 +492,21 @@ static void tcp_sack(const struct sk_buff *skb, unsigned int dataoff,
 	}
 }
 
+#ifdef CONFIG_NF_NAT_NEEDED
+static inline s16 nat_offset(const struct nf_conn *ct,
+			     enum ip_conntrack_dir dir,
+			     u32 seq)
+{
+	typeof(nf_ct_nat_offset) get_offset = rcu_dereference(nf_ct_nat_offset);
+
+	return get_offset != NULL ? get_offset(ct, dir, seq) : 0;
+}
+#define NAT_OFFSET(pf, ct, dir, seq) \
+	(pf == NFPROTO_IPV4 ? nat_offset(ct, dir, seq) : 0)
+#else
+#define NAT_OFFSET(pf, ct, dir, seq)	0
+#endif
+
 static bool tcp_in_window(const struct nf_conn *ct,
 			  struct ip_ct_tcp *state,
 			  enum ip_conntrack_dir dir,
@@ -506,6 +521,7 @@ static bool tcp_in_window(const struct nf_conn *ct,
 	struct ip_ct_tcp_state *receiver = &state->seen[!dir];
 	const struct nf_conntrack_tuple *tuple = &ct->tuplehash[dir].tuple;
 	__u32 seq, ack, sack, end, win, swin;
+	s16 receiver_offset;
 	bool res;
 
 	/*
@@ -519,11 +535,16 @@ static bool tcp_in_window(const struct nf_conn *ct,
 	if (receiver->flags & IP_CT_TCP_FLAG_SACK_PERM)
 		tcp_sack(skb, dataoff, tcph, &sack);
 
+	/* Take into account NAT sequence number mangling */
+	receiver_offset = NAT_OFFSET(pf, ct, !dir, ack - 1);
+	ack -= receiver_offset;
+	sack -= receiver_offset;
+
 	pr_debug("tcp_in_window: START\n");
 	pr_debug("tcp_in_window: ");
 	nf_ct_dump_tuple(tuple);
-	pr_debug("seq=%u ack=%u sack=%u win=%u end=%u\n",
-		 seq, ack, sack, win, end);
+	pr_debug("seq=%u ack=%u+(%d) sack=%u+(%d) win=%u end=%u\n",
+		 seq, ack, receiver_offset, sack, receiver_offset, win, end);
 	pr_debug("tcp_in_window: sender end=%u maxend=%u maxwin=%u scale=%i "
 		 "receiver end=%u maxend=%u maxwin=%u scale=%i\n",
 		 sender->td_end, sender->td_maxend, sender->td_maxwin,
@@ -613,8 +634,8 @@ static bool tcp_in_window(const struct nf_conn *ct,
 
 	pr_debug("tcp_in_window: ");
 	nf_ct_dump_tuple(tuple);
-	pr_debug("seq=%u ack=%u sack =%u win=%u end=%u\n",
-		 seq, ack, sack, win, end);
+	pr_debug("seq=%u ack=%u+(%d) sack=%u+(%d) win=%u end=%u\n",
+		 seq, ack, receiver_offset, sack, receiver_offset, win, end);
 	pr_debug("tcp_in_window: sender end=%u maxend=%u maxwin=%u scale=%i "
 		 "receiver end=%u maxend=%u maxwin=%u scale=%i\n",
 		 sender->td_end, sender->td_maxend, sender->td_maxwin,
@@ -700,7 +721,7 @@ static bool tcp_in_window(const struct nf_conn *ct,
 			before(seq, sender->td_maxend + 1) ?
 			after(end, sender->td_end - receiver->td_maxwin - 1) ?
 			before(sack, receiver->td_end + 1) ?
-			after(ack, receiver->td_end - MAXACKWINDOW(sender)) ? "BUG"
+			after(sack, receiver->td_end - MAXACKWINDOW(sender) - 1) ? "BUG"
 			: "ACK is under the lower bound (possible overly delayed ACK)"
 			: "ACK is over the upper bound (ACKed data not seen yet)"
 			: "SEQ is under the lower bound (already ACKed data retransmitted)"
@@ -715,39 +736,6 @@ static bool tcp_in_window(const struct nf_conn *ct,
 	return res;
 }
 
-#ifdef CONFIG_NF_NAT_NEEDED
-/* Update sender->td_end after NAT successfully mangled the packet */
-/* Caller must linearize skb at tcp header. */
-void nf_conntrack_tcp_update(const struct sk_buff *skb,
-			     unsigned int dataoff,
-			     struct nf_conn *ct, int dir,
-			     s16 offset)
-{
-	const struct tcphdr *tcph = (const void *)skb->data + dataoff;
-	const struct ip_ct_tcp_state *sender = &ct->proto.tcp.seen[dir];
-	const struct ip_ct_tcp_state *receiver = &ct->proto.tcp.seen[!dir];
-	__u32 end;
-
-	end = segment_seq_plus_len(ntohl(tcph->seq), skb->len, dataoff, tcph);
-
-	spin_lock_bh(&ct->lock);
-	/*
-	 * We have to worry for the ack in the reply packet only...
-	 */
-	if (ct->proto.tcp.seen[dir].td_end + offset == end)
-		ct->proto.tcp.seen[dir].td_end = end;
-	ct->proto.tcp.last_end = end;
-	spin_unlock_bh(&ct->lock);
-	pr_debug("tcp_update: sender end=%u maxend=%u maxwin=%u scale=%i "
-		 "receiver end=%u maxend=%u maxwin=%u scale=%i\n",
-		 sender->td_end, sender->td_maxend, sender->td_maxwin,
-		 sender->td_scale,
-		 receiver->td_end, receiver->td_maxend, receiver->td_maxwin,
-		 receiver->td_scale);
-}
-EXPORT_SYMBOL_GPL(nf_conntrack_tcp_update);
-#endif
-
 #define	TH_FIN	0x01
 #define	TH_SYN	0x02
 #define	TH_RST	0x04
diff --git a/net/netfilter/nf_log.c b/net/netfilter/nf_log.c
index 4e620305f28c..d65d3481919c 100644
--- a/net/netfilter/nf_log.c
+++ b/net/netfilter/nf_log.c
@@ -128,9 +128,8 @@ EXPORT_SYMBOL(nf_log_packet);
 
 #ifdef CONFIG_PROC_FS
 static void *seq_start(struct seq_file *seq, loff_t *pos)
-	__acquires(RCU)
 {
-	rcu_read_lock();
+	mutex_lock(&nf_log_mutex);
 
 	if (*pos >= ARRAY_SIZE(nf_loggers))
 		return NULL;
@@ -149,9 +148,8 @@ static void *seq_next(struct seq_file *s, void *v, loff_t *pos)
 }
 
 static void seq_stop(struct seq_file *s, void *v)
-	__releases(RCU)
 {
-	rcu_read_unlock();
+	mutex_unlock(&nf_log_mutex);
 }
 
 static int seq_show(struct seq_file *s, void *v)
@@ -161,7 +159,7 @@ static int seq_show(struct seq_file *s, void *v)
 	struct nf_logger *t;
 	int ret;
 
-	logger = rcu_dereference(nf_loggers[*pos]);
+	logger = nf_loggers[*pos];
 
 	if (!logger)
 		ret = seq_printf(s, "%2lld NONE (", *pos);
@@ -171,22 +169,16 @@ static int seq_show(struct seq_file *s, void *v)
 	if (ret < 0)
 		return ret;
 
-	mutex_lock(&nf_log_mutex);
 	list_for_each_entry(t, &nf_loggers_l[*pos], list[*pos]) {
 		ret = seq_printf(s, "%s", t->name);
-		if (ret < 0) {
-			mutex_unlock(&nf_log_mutex);
+		if (ret < 0)
 			return ret;
-		}
 		if (&t->list[*pos] != nf_loggers_l[*pos].prev) {
 			ret = seq_printf(s, ",");
-			if (ret < 0) {
-				mutex_unlock(&nf_log_mutex);
+			if (ret < 0)
 				return ret;
-			}
 		}
 	}
-	mutex_unlock(&nf_log_mutex);
 
 	return seq_printf(s, ")\n");
 }
@@ -226,7 +218,7 @@ static char nf_log_sysctl_fnames[NFPROTO_NUMPROTO-NFPROTO_UNSPEC][3];
 static struct ctl_table nf_log_sysctl_table[NFPROTO_NUMPROTO+1];
 static struct ctl_table_header *nf_log_dir_header;
 
-static int nf_log_proc_dostring(ctl_table *table, int write, struct file *filp,
+static int nf_log_proc_dostring(ctl_table *table, int write,
 			 void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	const struct nf_logger *logger;
@@ -260,7 +252,7 @@ static int nf_log_proc_dostring(ctl_table *table, int write, struct file *filp,
 			table->data = "NONE";
 		else
 			table->data = logger->name;
-		r = proc_dostring(table, write, filp, buffer, lenp, ppos);
+		r = proc_dostring(table, write, buffer, lenp, ppos);
 		mutex_unlock(&nf_log_mutex);
 	}
 
diff --git a/net/netfilter/nf_sockopt.c b/net/netfilter/nf_sockopt.c
index 8ab829f86574..f042ae521557 100644
--- a/net/netfilter/nf_sockopt.c
+++ b/net/netfilter/nf_sockopt.c
@@ -113,7 +113,7 @@ static int nf_sockopt(struct sock *sk, u_int8_t pf, int val,
 }
 
 int nf_setsockopt(struct sock *sk, u_int8_t pf, int val, char __user *opt,
-		  int len)
+		  unsigned int len)
 {
 	return nf_sockopt(sk, pf, val, opt, &len, 0);
 }
@@ -154,7 +154,7 @@ static int compat_nf_sockopt(struct sock *sk, u_int8_t pf, int val,
 }
 
 int compat_nf_setsockopt(struct sock *sk, u_int8_t pf,
-		int val, char __user *opt, int len)
+		int val, char __user *opt, unsigned int len)
 {
 	return compat_nf_sockopt(sk, pf, val, opt, &len, 0);
 }
diff --git a/net/netfilter/x_tables.c b/net/netfilter/x_tables.c
index a6ac83a93348..f01955cce314 100644
--- a/net/netfilter/x_tables.c
+++ b/net/netfilter/x_tables.c
@@ -617,7 +617,7 @@ struct xt_table_info *xt_alloc_table_info(unsigned int size)
 	int cpu;
 
 	/* Pedantry: prevent them from hitting BUG() in vmalloc.c --RR */
-	if ((SMP_ALIGN(size) >> PAGE_SHIFT) + 2 > num_physpages)
+	if ((SMP_ALIGN(size) >> PAGE_SHIFT) + 2 > totalram_pages)
 		return NULL;
 
 	newinfo = kzalloc(XT_TABLE_INFO_SZ, GFP_KERNEL);
diff --git a/net/netfilter/xt_connlimit.c b/net/netfilter/xt_connlimit.c
index 680980954395..38f03f75a636 100644
--- a/net/netfilter/xt_connlimit.c
+++ b/net/netfilter/xt_connlimit.c
@@ -103,7 +103,7 @@ static int count_them(struct xt_connlimit_data *data,
 		      const struct nf_conntrack_tuple *tuple,
 		      const union nf_inet_addr *addr,
 		      const union nf_inet_addr *mask,
-		      const struct xt_match *match)
+		      u_int8_t family)
 {
 	const struct nf_conntrack_tuple_hash *found;
 	struct xt_connlimit_conn *conn;
@@ -113,8 +113,7 @@ static int count_them(struct xt_connlimit_data *data,
 	bool addit = true;
 	int matches = 0;
 
-
-	if (match->family == NFPROTO_IPV6)
+	if (family == NFPROTO_IPV6)
 		hash = &data->iphash[connlimit_iphash6(addr, mask)];
 	else
 		hash = &data->iphash[connlimit_iphash(addr->ip & mask->ip)];
@@ -157,8 +156,7 @@ static int count_them(struct xt_connlimit_data *data,
 			continue;
 		}
 
-		if (same_source_net(addr, mask, &conn->tuple.src.u3,
-		    match->family))
+		if (same_source_net(addr, mask, &conn->tuple.src.u3, family))
 			/* same source network -> be counted! */
 			++matches;
 		nf_ct_put(found_ct);
@@ -207,7 +205,7 @@ connlimit_mt(const struct sk_buff *skb, const struct xt_match_param *par)
 
 	spin_lock_bh(&info->data->lock);
 	connections = count_them(info->data, tuple_ptr, &addr,
-	                         &info->mask, par->match);
+	                         &info->mask, par->family);
 	spin_unlock_bh(&info->data->lock);
 
 	if (connections < 0) {
diff --git a/net/netfilter/xt_hashlimit.c b/net/netfilter/xt_hashlimit.c
index 219dcdbe388c..dd16e404424f 100644
--- a/net/netfilter/xt_hashlimit.c
+++ b/net/netfilter/xt_hashlimit.c
@@ -194,9 +194,9 @@ static int htable_create_v0(struct xt_hashlimit_info *minfo, u_int8_t family)
 	if (minfo->cfg.size)
 		size = minfo->cfg.size;
 	else {
-		size = ((num_physpages << PAGE_SHIFT) / 16384) /
+		size = ((totalram_pages << PAGE_SHIFT) / 16384) /
 		       sizeof(struct list_head);
-		if (num_physpages > (1024 * 1024 * 1024 / PAGE_SIZE))
+		if (totalram_pages > (1024 * 1024 * 1024 / PAGE_SIZE))
 			size = 8192;
 		if (size < 16)
 			size = 16;
@@ -266,9 +266,9 @@ static int htable_create(struct xt_hashlimit_mtinfo1 *minfo, u_int8_t family)
 	if (minfo->cfg.size) {
 		size = minfo->cfg.size;
 	} else {
-		size = (num_physpages << PAGE_SHIFT) / 16384 /
+		size = (totalram_pages << PAGE_SHIFT) / 16384 /
 		       sizeof(struct list_head);
-		if (num_physpages > 1024 * 1024 * 1024 / PAGE_SIZE)
+		if (totalram_pages > 1024 * 1024 * 1024 / PAGE_SIZE)
 			size = 8192;
 		if (size < 16)
 			size = 16;
diff --git a/net/netfilter/xt_limit.c b/net/netfilter/xt_limit.c
index 2e8089ecd0af..2773be6a71dd 100644
--- a/net/netfilter/xt_limit.c
+++ b/net/netfilter/xt_limit.c
@@ -112,7 +112,7 @@ static bool limit_mt_check(const struct xt_mtchk_param *par)
 
 	priv = kmalloc(sizeof(*priv), GFP_KERNEL);
 	if (priv == NULL)
-		return -ENOMEM;
+		return false;
 
 	/* For SMP, we only want to use one set of state. */
 	r->master = priv;
diff --git a/net/netfilter/xt_osf.c b/net/netfilter/xt_osf.c
index 63e190504656..4d1a41bbd5d7 100644
--- a/net/netfilter/xt_osf.c
+++ b/net/netfilter/xt_osf.c
@@ -118,7 +118,7 @@ static int xt_osf_remove_callback(struct sock *ctnl, struct sk_buff *skb,
 {
 	struct xt_osf_user_finger *f;
 	struct xt_osf_finger *sf;
-	int err = ENOENT;
+	int err = -ENOENT;
 
 	if (!osf_attrs[OSF_ATTR_FINGER])
 		return -EINVAL;
diff --git a/net/netlink/af_netlink.c b/net/netlink/af_netlink.c
index c5aab6a368ce..19e98007691c 100644
--- a/net/netlink/af_netlink.c
+++ b/net/netlink/af_netlink.c
@@ -1150,7 +1150,7 @@ static void netlink_update_socket_mc(struct netlink_sock *nlk,
 }
 
 static int netlink_setsockopt(struct socket *sock, int level, int optname,
-			      char __user *optval, int optlen)
+			      char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct netlink_sock *nlk = nlk_sk(sk);
@@ -1609,6 +1609,16 @@ int netlink_change_ngroups(struct sock *sk, unsigned int groups)
 	return err;
 }
 
+void __netlink_clear_multicast_users(struct sock *ksk, unsigned int group)
+{
+	struct sock *sk;
+	struct hlist_node *node;
+	struct netlink_table *tbl = &nl_table[ksk->sk_protocol];
+
+	sk_for_each_bound(sk, node, &tbl->mc_list)
+		netlink_update_socket_mc(nlk_sk(sk), group, 0);
+}
+
 /**
  * netlink_clear_multicast_users - kick off multicast listeners
  *
@@ -1619,15 +1629,8 @@ int netlink_change_ngroups(struct sock *sk, unsigned int groups)
  */
 void netlink_clear_multicast_users(struct sock *ksk, unsigned int group)
 {
-	struct sock *sk;
-	struct hlist_node *node;
-	struct netlink_table *tbl = &nl_table[ksk->sk_protocol];
-
 	netlink_table_grab();
-
-	sk_for_each_bound(sk, node, &tbl->mc_list)
-		netlink_update_socket_mc(nlk_sk(sk), group, 0);
-
+	__netlink_clear_multicast_users(ksk, group);
 	netlink_table_ungrab();
 }
 
@@ -1785,7 +1788,7 @@ void netlink_ack(struct sk_buff *in_skb, struct nlmsghdr *nlh, int err)
 	}
 
 	rep = __nlmsg_put(skb, NETLINK_CB(in_skb).pid, nlh->nlmsg_seq,
-			  NLMSG_ERROR, sizeof(struct nlmsgerr), 0);
+			  NLMSG_ERROR, payload, 0);
 	errmsg = nlmsg_data(rep);
 	errmsg->error = err;
 	memcpy(&errmsg->msg, nlh, err ? nlh->nlmsg_len : sizeof(*nlh));
@@ -2091,10 +2094,10 @@ static int __init netlink_proto_init(void)
 	if (!nl_table)
 		goto panic;
 
-	if (num_physpages >= (128 * 1024))
-		limit = num_physpages >> (21 - PAGE_SHIFT);
+	if (totalram_pages >= (128 * 1024))
+		limit = totalram_pages >> (21 - PAGE_SHIFT);
 	else
-		limit = num_physpages >> (23 - PAGE_SHIFT);
+		limit = totalram_pages >> (23 - PAGE_SHIFT);
 
 	order = get_bitmask_order(limit) - 1 + PAGE_SHIFT;
 	limit = (1UL << order) / sizeof(struct hlist_head);
diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 566941e03363..44ff3f3810fa 100644
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -220,10 +220,12 @@ static void __genl_unregister_mc_group(struct genl_family *family,
 	struct net *net;
 	BUG_ON(grp->family != family);
 
+	netlink_table_grab();
 	rcu_read_lock();
 	for_each_net_rcu(net)
-		netlink_clear_multicast_users(net->genl_sock, grp->id);
+		__netlink_clear_multicast_users(net->genl_sock, grp->id);
 	rcu_read_unlock();
+	netlink_table_ungrab();
 
 	clear_bit(grp->id, mc_groups);
 	list_del(&grp->list);
diff --git a/net/netrom/af_netrom.c b/net/netrom/af_netrom.c
index ce1a34b99c23..7a834952f67f 100644
--- a/net/netrom/af_netrom.c
+++ b/net/netrom/af_netrom.c
@@ -301,7 +301,7 @@ void nr_destroy_socket(struct sock *sk)
  */
 
 static int nr_setsockopt(struct socket *sock, int level, int optname,
-	char __user *optval, int optlen)
+	char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct nr_sock *nr = nr_sk(sk);
diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c
index d3d52c66cdc2..f2d116a5cb35 100644
--- a/net/packet/af_packet.c
+++ b/net/packet/af_packet.c
@@ -982,10 +982,7 @@ static int tpacket_snd(struct packet_sock *po, struct msghdr *msg)
 		goto out_put;
 
 	size_max = po->tx_ring.frame_size
-		- sizeof(struct skb_shared_info)
-		- po->tp_hdrlen
-		- LL_ALLOCATED_SPACE(dev)
-		- sizeof(struct sockaddr_ll);
+		- (po->tp_hdrlen - sizeof(struct sockaddr_ll));
 
 	if (size_max > dev->mtu + reserve)
 		size_max = dev->mtu + reserve;
@@ -1701,7 +1698,7 @@ static void packet_flush_mclist(struct sock *sk)
 }
 
 static int
-packet_setsockopt(struct socket *sock, int level, int optname, char __user *optval, int optlen)
+packet_setsockopt(struct socket *sock, int level, int optname, char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct packet_sock *po = pkt_sk(sk);
@@ -2084,7 +2081,7 @@ static void packet_mm_close(struct vm_area_struct *vma)
 		atomic_dec(&pkt_sk(sk)->mapped);
 }
 
-static struct vm_operations_struct packet_mmap_ops = {
+static const struct vm_operations_struct packet_mmap_ops = {
 	.open	=	packet_mm_open,
 	.close	=	packet_mm_close,
 };
diff --git a/net/phonet/af_phonet.c b/net/phonet/af_phonet.c
index a662e62a99cf..f60c0c2aacba 100644
--- a/net/phonet/af_phonet.c
+++ b/net/phonet/af_phonet.c
@@ -168,6 +168,12 @@ static int pn_send(struct sk_buff *skb, struct net_device *dev,
 		goto drop;
 	}
 
+	/* Broadcast sending is not implemented */
+	if (pn_addr(dst) == PNADDR_BROADCAST) {
+		err = -EOPNOTSUPP;
+		goto drop;
+	}
+
 	skb_reset_transport_header(skb);
 	WARN_ON(skb_headroom(skb) & 1); /* HW assumes word alignment */
 	skb_push(skb, sizeof(struct phonethdr));
diff --git a/net/phonet/pep.c b/net/phonet/pep.c
index b8252d289cd7..5f32d217535b 100644
--- a/net/phonet/pep.c
+++ b/net/phonet/pep.c
@@ -742,7 +742,7 @@ static int pep_init(struct sock *sk)
 }
 
 static int pep_setsockopt(struct sock *sk, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	struct pep_sock *pn = pep_sk(sk);
 	int val = 0, err = 0;
diff --git a/net/phonet/socket.c b/net/phonet/socket.c
index 7a4ee397d2f7..aa5b5a972bff 100644
--- a/net/phonet/socket.c
+++ b/net/phonet/socket.c
@@ -113,6 +113,8 @@ void pn_sock_unhash(struct sock *sk)
 }
 EXPORT_SYMBOL(pn_sock_unhash);
 
+static DEFINE_MUTEX(port_mutex);
+
 static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
 {
 	struct sock *sk = sock->sk;
@@ -140,9 +142,11 @@ static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
 		err = -EINVAL; /* attempt to rebind */
 		goto out;
 	}
+	WARN_ON(sk_hashed(sk));
+	mutex_lock(&port_mutex);
 	err = sk->sk_prot->get_port(sk, pn_port(handle));
 	if (err)
-		goto out;
+		goto out_port;
 
 	/* get_port() sets the port, bind() sets the address if applicable */
 	pn->sobject = pn_object(saddr, pn_port(pn->sobject));
@@ -150,6 +154,8 @@ static int pn_socket_bind(struct socket *sock, struct sockaddr *addr, int len)
 
 	/* Enable RX on the socket */
 	sk->sk_prot->hash(sk);
+out_port:
+	mutex_unlock(&port_mutex);
 out:
 	release_sock(sk);
 	return err;
@@ -357,8 +363,6 @@ const struct proto_ops phonet_stream_ops = {
 };
 EXPORT_SYMBOL(phonet_stream_ops);
 
-static DEFINE_MUTEX(port_mutex);
-
 /* allocate port for a socket */
 int pn_sock_get_port(struct sock *sk, unsigned short sport)
 {
@@ -370,9 +374,7 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
 
 	memset(&try_sa, 0, sizeof(struct sockaddr_pn));
 	try_sa.spn_family = AF_PHONET;
-
-	mutex_lock(&port_mutex);
-
+	WARN_ON(!mutex_is_locked(&port_mutex));
 	if (!sport) {
 		/* search free port */
 		int port, pmin, pmax;
@@ -401,13 +403,10 @@ int pn_sock_get_port(struct sock *sk, unsigned short sport)
 		else
 			sock_put(tmpsk);
 	}
-	mutex_unlock(&port_mutex);
-
 	/* the port must be in use already */
 	return -EADDRINUSE;
 
 found:
-	mutex_unlock(&port_mutex);
 	pn->sobject = pn_object(pn_addr(pn->sobject), sport);
 	return 0;
 }
diff --git a/net/phonet/sysctl.c b/net/phonet/sysctl.c
index 7b5749ee2765..2220f3322326 100644
--- a/net/phonet/sysctl.c
+++ b/net/phonet/sysctl.c
@@ -56,7 +56,7 @@ void phonet_get_local_port_range(int *min, int *max)
 	} while (read_seqretry(&local_port_range_lock, seq));
 }
 
-static int proc_local_port_range(ctl_table *table, int write, struct file *filp,
+static int proc_local_port_range(ctl_table *table, int write,
 				void __user *buffer,
 				size_t *lenp, loff_t *ppos)
 {
@@ -70,7 +70,7 @@ static int proc_local_port_range(ctl_table *table, int write, struct file *filp,
 		.extra2 = &local_port_range_max,
 	};
 
-	ret = proc_dointvec_minmax(&tmp, write, filp, buffer, lenp, ppos);
+	ret = proc_dointvec_minmax(&tmp, write, buffer, lenp, ppos);
 
 	if (write && ret == 0) {
 		if (range[1] < range[0])
diff --git a/net/rds/af_rds.c b/net/rds/af_rds.c
index 6b58aeff4c7a..98e05382fd3c 100644
--- a/net/rds/af_rds.c
+++ b/net/rds/af_rds.c
@@ -248,7 +248,7 @@ static int rds_cong_monitor(struct rds_sock *rs, char __user *optval,
 }
 
 static int rds_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	struct rds_sock *rs = rds_sk_to_rs(sock->sk);
 	int ret;
diff --git a/net/rfkill/core.c b/net/rfkill/core.c
index dbeaf2983822..a001f7c1f711 100644
--- a/net/rfkill/core.c
+++ b/net/rfkill/core.c
@@ -27,6 +27,7 @@
 #include <linux/list.h>
 #include <linux/mutex.h>
 #include <linux/rfkill.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <linux/miscdevice.h>
 #include <linux/wait.h>
@@ -1188,6 +1189,7 @@ static long rfkill_fop_ioctl(struct file *file, unsigned int cmd,
 #endif
 
 static const struct file_operations rfkill_fops = {
+	.owner		= THIS_MODULE,
 	.open		= rfkill_fop_open,
 	.read		= rfkill_fop_read,
 	.write		= rfkill_fop_write,
diff --git a/net/rose/af_rose.c b/net/rose/af_rose.c
index 1e166c9685aa..502cce76621d 100644
--- a/net/rose/af_rose.c
+++ b/net/rose/af_rose.c
@@ -370,7 +370,7 @@ void rose_destroy_socket(struct sock *sk)
  */
 
 static int rose_setsockopt(struct socket *sock, int level, int optname,
-	char __user *optval, int optlen)
+	char __user *optval, unsigned int optlen)
 {
 	struct sock *sk = sock->sk;
 	struct rose_sock *rose = rose_sk(sk);
diff --git a/net/rose/rose_route.c b/net/rose/rose_route.c
index 9478d9b3d977..f3e21989b88c 100644
--- a/net/rose/rose_route.c
+++ b/net/rose/rose_route.c
@@ -578,18 +578,18 @@ static int rose_clear_routes(void)
 
 /*
  *	Check that the device given is a valid AX.25 interface that is "up".
+ * 	called whith RTNL
  */
-static struct net_device *rose_ax25_dev_get(char *devname)
+static struct net_device *rose_ax25_dev_find(char *devname)
 {
 	struct net_device *dev;
 
-	if ((dev = dev_get_by_name(&init_net, devname)) == NULL)
+	if ((dev = __dev_get_by_name(&init_net, devname)) == NULL)
 		return NULL;
 
 	if ((dev->flags & IFF_UP) && dev->type == ARPHRD_AX25)
 		return dev;
 
-	dev_put(dev);
 	return NULL;
 }
 
@@ -720,27 +720,23 @@ int rose_rt_ioctl(unsigned int cmd, void __user *arg)
 	case SIOCADDRT:
 		if (copy_from_user(&rose_route, arg, sizeof(struct rose_route_struct)))
 			return -EFAULT;
-		if ((dev = rose_ax25_dev_get(rose_route.device)) == NULL)
+		if ((dev = rose_ax25_dev_find(rose_route.device)) == NULL)
 			return -EINVAL;
-		if (rose_dev_exists(&rose_route.address)) { /* Can't add routes to ourself */
-			dev_put(dev);
+		if (rose_dev_exists(&rose_route.address)) /* Can't add routes to ourself */
 			return -EINVAL;
-		}
 		if (rose_route.mask > 10) /* Mask can't be more than 10 digits */
 			return -EINVAL;
 		if (rose_route.ndigis > AX25_MAX_DIGIS)
 			return -EINVAL;
 		err = rose_add_node(&rose_route, dev);
-		dev_put(dev);
 		return err;
 
 	case SIOCDELRT:
 		if (copy_from_user(&rose_route, arg, sizeof(struct rose_route_struct)))
 			return -EFAULT;
-		if ((dev = rose_ax25_dev_get(rose_route.device)) == NULL)
+		if ((dev = rose_ax25_dev_find(rose_route.device)) == NULL)
 			return -EINVAL;
 		err = rose_del_node(&rose_route, dev);
-		dev_put(dev);
 		return err;
 
 	case SIOCRSCLRRT:
diff --git a/net/rxrpc/af_rxrpc.c b/net/rxrpc/af_rxrpc.c
index bfe493ebf27c..a86afceaa94f 100644
--- a/net/rxrpc/af_rxrpc.c
+++ b/net/rxrpc/af_rxrpc.c
@@ -507,7 +507,7 @@ out:
  * set RxRPC socket options
  */
 static int rxrpc_setsockopt(struct socket *sock, int level, int optname,
-			    char __user *optval, int optlen)
+			    char __user *optval, unsigned int optlen)
 {
 	struct rxrpc_sock *rx = rxrpc_sk(sock->sk);
 	unsigned min_sec_level;
diff --git a/net/rxrpc/ar-call.c b/net/rxrpc/ar-call.c
index d9231245a79a..bc0019f704fe 100644
--- a/net/rxrpc/ar-call.c
+++ b/net/rxrpc/ar-call.c
@@ -96,7 +96,7 @@ static struct rxrpc_call *rxrpc_alloc_call(gfp_t gfp)
 }
 
 /*
- * allocate a new client call and attempt to to get a connection slot for it
+ * allocate a new client call and attempt to get a connection slot for it
  */
 static struct rxrpc_call *rxrpc_alloc_client_call(
 	struct rxrpc_sock *rx,
diff --git a/net/sched/act_pedit.c b/net/sched/act_pedit.c
index 96c0ed115e2a..6b0359a500e6 100644
--- a/net/sched/act_pedit.c
+++ b/net/sched/act_pedit.c
@@ -34,7 +34,7 @@ static struct tcf_hashinfo pedit_hash_info = {
 };
 
 static const struct nla_policy pedit_policy[TCA_PEDIT_MAX + 1] = {
-	[TCA_PEDIT_PARMS]	= { .len = sizeof(struct tcf_pedit) },
+	[TCA_PEDIT_PARMS]	= { .len = sizeof(struct tc_pedit) },
 };
 
 static int tcf_pedit_init(struct nlattr *nla, struct nlattr *est,
diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c
index 6a536949cdc0..7cf6c0fbc7a6 100644
--- a/net/sched/cls_api.c
+++ b/net/sched/cls_api.c
@@ -350,7 +350,7 @@ static int tcf_fill_node(struct sk_buff *skb, struct tcf_proto *tp,
 	tcm = NLMSG_DATA(nlh);
 	tcm->tcm_family = AF_UNSPEC;
 	tcm->tcm__pad1 = 0;
-	tcm->tcm__pad1 = 0;
+	tcm->tcm__pad2 = 0;
 	tcm->tcm_ifindex = qdisc_dev(tp->q)->ifindex;
 	tcm->tcm_parent = tp->classid;
 	tcm->tcm_info = TC_H_MAKE(tp->prio, tp->protocol);
diff --git a/net/sched/sch_hfsc.c b/net/sched/sch_hfsc.c
index 375d64cb1a3d..2c5c76be18f8 100644
--- a/net/sched/sch_hfsc.c
+++ b/net/sched/sch_hfsc.c
@@ -77,7 +77,7 @@
  *   The service curve parameters are converted to the internal
  *   representation. The slope values are scaled to avoid overflow.
  *   the inverse slope values as well as the y-projection of the 1st
- *   segment are kept in order to to avoid 64-bit divide operations
+ *   segment are kept in order to avoid 64-bit divide operations
  *   that are expensive on 32-bit architectures.
  */
 
diff --git a/net/sctp/associola.c b/net/sctp/associola.c
index 8450960df24f..7eed77a39d0d 100644
--- a/net/sctp/associola.c
+++ b/net/sctp/associola.c
@@ -1485,15 +1485,13 @@ void sctp_assoc_rwnd_decrease(struct sctp_association *asoc, unsigned len)
  * local endpoint and the remote peer.
  */
 int sctp_assoc_set_bind_addr_from_ep(struct sctp_association *asoc,
-				     gfp_t gfp)
+				     sctp_scope_t scope, gfp_t gfp)
 {
-	sctp_scope_t scope;
 	int flags;
 
 	/* Use scoping rules to determine the subset of addresses from
 	 * the endpoint.
 	 */
-	scope = sctp_scope(&asoc->peer.active_path->ipaddr);
 	flags = (PF_INET6 == asoc->base.sk->sk_family) ? SCTP_ADDR6_ALLOWED : 0;
 	if (asoc->peer.ipv4_address)
 		flags |= SCTP_ADDR4_PEERSUPP;
diff --git a/net/sctp/outqueue.c b/net/sctp/outqueue.c
index c9f20e28521b..23e5e97aa617 100644
--- a/net/sctp/outqueue.c
+++ b/net/sctp/outqueue.c
@@ -423,16 +423,6 @@ void sctp_retransmit_mark(struct sctp_outq *q,
 		if ((reason == SCTP_RTXR_FAST_RTX  &&
 			    (chunk->fast_retransmit == SCTP_NEED_FRTX)) ||
 		    (reason != SCTP_RTXR_FAST_RTX  && !chunk->tsn_gap_acked)) {
-			/* If this chunk was sent less then 1 rto ago, do not
-			 * retransmit this chunk, but give the peer time
-			 * to acknowlege it.  Do this only when
-			 * retransmitting due to T3 timeout.
-			 */
-			if (reason == SCTP_RTXR_T3_RTX &&
-			    time_before(jiffies, chunk->sent_at +
-						 transport->last_rto))
-				continue;
-
 			/* RFC 2960 6.2.1 Processing a Received SACK
 			 *
 			 * C) Any time a DATA chunk is marked for
diff --git a/net/sctp/protocol.c b/net/sctp/protocol.c
index c557f1fb1c66..612dc878e05c 100644
--- a/net/sctp/protocol.c
+++ b/net/sctp/protocol.c
@@ -1184,10 +1184,10 @@ SCTP_STATIC __init int sctp_init(void)
 	/* Size and allocate the association hash table.
 	 * The methodology is similar to that of the tcp hash tables.
 	 */
-	if (num_physpages >= (128 * 1024))
-		goal = num_physpages >> (22 - PAGE_SHIFT);
+	if (totalram_pages >= (128 * 1024))
+		goal = totalram_pages >> (22 - PAGE_SHIFT);
 	else
-		goal = num_physpages >> (24 - PAGE_SHIFT);
+		goal = totalram_pages >> (24 - PAGE_SHIFT);
 
 	for (order = 0; (1UL << order) < goal; order++)
 		;
diff --git a/net/sctp/sm_sideeffect.c b/net/sctp/sm_sideeffect.c
index 8674d4919556..efa516b47e81 100644
--- a/net/sctp/sm_sideeffect.c
+++ b/net/sctp/sm_sideeffect.c
@@ -480,7 +480,6 @@ static void sctp_do_8_2_transport_strike(struct sctp_association *asoc,
 	 * that indicates that we have an outstanding HB.
 	 */
 	if (!is_hb || transport->hb_sent) {
-		transport->last_rto = transport->rto;
 		transport->rto = min((transport->rto * 2), transport->asoc->rto_max);
 	}
 }
diff --git a/net/sctp/sm_statefuns.c b/net/sctp/sm_statefuns.c
index c8fae1983dd1..d4df45022ffa 100644
--- a/net/sctp/sm_statefuns.c
+++ b/net/sctp/sm_statefuns.c
@@ -384,6 +384,11 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
 	if (!new_asoc)
 		goto nomem;
 
+	if (sctp_assoc_set_bind_addr_from_ep(new_asoc,
+					     sctp_scope(sctp_source(chunk)),
+					     GFP_ATOMIC) < 0)
+		goto nomem_init;
+
 	/* The call, sctp_process_init(), can fail on memory allocation.  */
 	if (!sctp_process_init(new_asoc, chunk->chunk_hdr->type,
 			       sctp_source(chunk),
@@ -401,9 +406,6 @@ sctp_disposition_t sctp_sf_do_5_1B_init(const struct sctp_endpoint *ep,
 		len = ntohs(err_chunk->chunk_hdr->length) -
 			sizeof(sctp_chunkhdr_t);
 
-	if (sctp_assoc_set_bind_addr_from_ep(new_asoc, GFP_ATOMIC) < 0)
-		goto nomem_init;
-
 	repl = sctp_make_init_ack(new_asoc, chunk, GFP_ATOMIC, len);
 	if (!repl)
 		goto nomem_init;
@@ -1452,6 +1454,10 @@ static sctp_disposition_t sctp_sf_do_unexpected_init(
 	if (!new_asoc)
 		goto nomem;
 
+	if (sctp_assoc_set_bind_addr_from_ep(new_asoc,
+				sctp_scope(sctp_source(chunk)), GFP_ATOMIC) < 0)
+		goto nomem;
+
 	/* In the outbound INIT ACK the endpoint MUST copy its current
 	 * Verification Tag and Peers Verification tag into a reserved
 	 * place (local tie-tag and per tie-tag) within the state cookie.
@@ -1488,9 +1494,6 @@ static sctp_disposition_t sctp_sf_do_unexpected_init(
 			sizeof(sctp_chunkhdr_t);
 	}
 
-	if (sctp_assoc_set_bind_addr_from_ep(new_asoc, GFP_ATOMIC) < 0)
-		goto nomem;
-
 	repl = sctp_make_init_ack(new_asoc, chunk, GFP_ATOMIC, len);
 	if (!repl)
 		goto nomem;
diff --git a/net/sctp/socket.c b/net/sctp/socket.c
index 89af37a6c871..3a95fcb17a9e 100644
--- a/net/sctp/socket.c
+++ b/net/sctp/socket.c
@@ -1080,6 +1080,13 @@ static int __sctp_connect(struct sock* sk,
 				err = -ENOMEM;
 				goto out_free;
 			}
+
+			err = sctp_assoc_set_bind_addr_from_ep(asoc, scope,
+							      GFP_KERNEL);
+			if (err < 0) {
+				goto out_free;
+			}
+
 		}
 
 		/* Prime the peer's transport structures.  */
@@ -1095,11 +1102,6 @@ static int __sctp_connect(struct sock* sk,
 		walk_size += af->sockaddr_len;
 	}
 
-	err = sctp_assoc_set_bind_addr_from_ep(asoc, GFP_KERNEL);
-	if (err < 0) {
-		goto out_free;
-	}
-
 	/* In case the user of sctp_connectx() wants an association
 	 * id back, assign one now.
 	 */
@@ -1274,22 +1276,30 @@ SCTP_STATIC int sctp_setsockopt_connectx(struct sock* sk,
 }
 
 /*
- * New (hopefully final) interface for the API.  The option buffer is used
- * both for the returned association id and the addresses.
+ * New (hopefully final) interface for the API.
+ * We use the sctp_getaddrs_old structure so that use-space library
+ * can avoid any unnecessary allocations.   The only defferent part
+ * is that we store the actual length of the address buffer into the
+ * addrs_num structure member.  That way we can re-use the existing
+ * code.
  */
 SCTP_STATIC int sctp_getsockopt_connectx3(struct sock* sk, int len,
 					char __user *optval,
 					int __user *optlen)
 {
+	struct sctp_getaddrs_old param;
 	sctp_assoc_t assoc_id = 0;
 	int err = 0;
 
-	if (len < sizeof(assoc_id))
+	if (len < sizeof(param))
 		return -EINVAL;
 
+	if (copy_from_user(&param, optval, sizeof(param)))
+		return -EFAULT;
+
 	err = __sctp_setsockopt_connectx(sk,
-			(struct sockaddr __user *)(optval + sizeof(assoc_id)),
-			len - sizeof(assoc_id), &assoc_id);
+			(struct sockaddr __user *)param.addrs,
+			param.addr_num, &assoc_id);
 
 	if (err == 0 || err == -EINPROGRESS) {
 		if (copy_to_user(optval, &assoc_id, sizeof(assoc_id)))
@@ -1689,6 +1699,11 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
 			goto out_unlock;
 		}
 		asoc = new_asoc;
+		err = sctp_assoc_set_bind_addr_from_ep(asoc, scope, GFP_KERNEL);
+		if (err < 0) {
+			err = -ENOMEM;
+			goto out_free;
+		}
 
 		/* If the SCTP_INIT ancillary data is specified, set all
 		 * the association init values accordingly.
@@ -1718,11 +1733,6 @@ SCTP_STATIC int sctp_sendmsg(struct kiocb *iocb, struct sock *sk,
 			err = -ENOMEM;
 			goto out_free;
 		}
-		err = sctp_assoc_set_bind_addr_from_ep(asoc, GFP_KERNEL);
-		if (err < 0) {
-			err = -ENOMEM;
-			goto out_free;
-		}
 	}
 
 	/* ASSERT: we have a valid association at this point.  */
@@ -2027,7 +2037,8 @@ out:
  * instead a error will be indicated to the user.
  */
 static int sctp_setsockopt_disable_fragments(struct sock *sk,
-					    char __user *optval, int optlen)
+					     char __user *optval,
+					     unsigned int optlen)
 {
 	int val;
 
@@ -2043,7 +2054,7 @@ static int sctp_setsockopt_disable_fragments(struct sock *sk,
 }
 
 static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
-					int optlen)
+				  unsigned int optlen)
 {
 	if (optlen > sizeof(struct sctp_event_subscribe))
 		return -EINVAL;
@@ -2064,7 +2075,7 @@ static int sctp_setsockopt_events(struct sock *sk, char __user *optval,
  * association is closed.
  */
 static int sctp_setsockopt_autoclose(struct sock *sk, char __user *optval,
-					    int optlen)
+				     unsigned int optlen)
 {
 	struct sctp_sock *sp = sctp_sk(sk);
 
@@ -2318,7 +2329,8 @@ static int sctp_apply_peer_addr_params(struct sctp_paddrparams *params,
 }
 
 static int sctp_setsockopt_peer_addr_params(struct sock *sk,
-					    char __user *optval, int optlen)
+					    char __user *optval,
+					    unsigned int optlen)
 {
 	struct sctp_paddrparams  params;
 	struct sctp_transport   *trans = NULL;
@@ -2430,7 +2442,7 @@ static int sctp_setsockopt_peer_addr_params(struct sock *sk,
  */
 
 static int sctp_setsockopt_delayed_ack(struct sock *sk,
-					    char __user *optval, int optlen)
+				       char __user *optval, unsigned int optlen)
 {
 	struct sctp_sack_info    params;
 	struct sctp_transport   *trans = NULL;
@@ -2546,7 +2558,7 @@ static int sctp_setsockopt_delayed_ack(struct sock *sk,
  * by the change).  With TCP-style sockets, this option is inherited by
  * sockets derived from a listener socket.
  */
-static int sctp_setsockopt_initmsg(struct sock *sk, char __user *optval, int optlen)
+static int sctp_setsockopt_initmsg(struct sock *sk, char __user *optval, unsigned int optlen)
 {
 	struct sctp_initmsg sinit;
 	struct sctp_sock *sp = sctp_sk(sk);
@@ -2583,7 +2595,8 @@ static int sctp_setsockopt_initmsg(struct sock *sk, char __user *optval, int opt
  *   to this call if the caller is using the UDP model.
  */
 static int sctp_setsockopt_default_send_param(struct sock *sk,
-						char __user *optval, int optlen)
+					      char __user *optval,
+					      unsigned int optlen)
 {
 	struct sctp_sndrcvinfo info;
 	struct sctp_association *asoc;
@@ -2622,7 +2635,7 @@ static int sctp_setsockopt_default_send_param(struct sock *sk,
  * association peer's addresses.
  */
 static int sctp_setsockopt_primary_addr(struct sock *sk, char __user *optval,
-					int optlen)
+					unsigned int optlen)
 {
 	struct sctp_prim prim;
 	struct sctp_transport *trans;
@@ -2651,7 +2664,7 @@ static int sctp_setsockopt_primary_addr(struct sock *sk, char __user *optval,
  *  integer boolean flag.
  */
 static int sctp_setsockopt_nodelay(struct sock *sk, char __user *optval,
-					int optlen)
+				   unsigned int optlen)
 {
 	int val;
 
@@ -2676,7 +2689,8 @@ static int sctp_setsockopt_nodelay(struct sock *sk, char __user *optval,
  * be changed.
  *
  */
-static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, int optlen) {
+static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, unsigned int optlen)
+{
 	struct sctp_rtoinfo rtoinfo;
 	struct sctp_association *asoc;
 
@@ -2728,7 +2742,7 @@ static int sctp_setsockopt_rtoinfo(struct sock *sk, char __user *optval, int opt
  * See [SCTP] for more information.
  *
  */
-static int sctp_setsockopt_associnfo(struct sock *sk, char __user *optval, int optlen)
+static int sctp_setsockopt_associnfo(struct sock *sk, char __user *optval, unsigned int optlen)
 {
 
 	struct sctp_assocparams assocparams;
@@ -2800,7 +2814,7 @@ static int sctp_setsockopt_associnfo(struct sock *sk, char __user *optval, int o
  * addresses and a user will receive both PF_INET6 and PF_INET type
  * addresses on the socket.
  */
-static int sctp_setsockopt_mappedv4(struct sock *sk, char __user *optval, int optlen)
+static int sctp_setsockopt_mappedv4(struct sock *sk, char __user *optval, unsigned int optlen)
 {
 	int val;
 	struct sctp_sock *sp = sctp_sk(sk);
@@ -2844,7 +2858,7 @@ static int sctp_setsockopt_mappedv4(struct sock *sk, char __user *optval, int op
  *    changed (effecting future associations only).
  * assoc_value:  This parameter specifies the maximum size in bytes.
  */
-static int sctp_setsockopt_maxseg(struct sock *sk, char __user *optval, int optlen)
+static int sctp_setsockopt_maxseg(struct sock *sk, char __user *optval, unsigned int optlen)
 {
 	struct sctp_assoc_value params;
 	struct sctp_association *asoc;
@@ -2899,7 +2913,7 @@ static int sctp_setsockopt_maxseg(struct sock *sk, char __user *optval, int optl
  *   set primary request:
  */
 static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optval,
-					     int optlen)
+					     unsigned int optlen)
 {
 	struct sctp_sock	*sp;
 	struct sctp_endpoint	*ep;
@@ -2950,7 +2964,7 @@ static int sctp_setsockopt_peer_primary_addr(struct sock *sk, char __user *optva
 }
 
 static int sctp_setsockopt_adaptation_layer(struct sock *sk, char __user *optval,
-					  int optlen)
+					    unsigned int optlen)
 {
 	struct sctp_setadaptation adaptation;
 
@@ -2979,7 +2993,7 @@ static int sctp_setsockopt_adaptation_layer(struct sock *sk, char __user *optval
  * saved with outbound messages.
  */
 static int sctp_setsockopt_context(struct sock *sk, char __user *optval,
-				   int optlen)
+				   unsigned int optlen)
 {
 	struct sctp_assoc_value params;
 	struct sctp_sock *sp;
@@ -3030,7 +3044,7 @@ static int sctp_setsockopt_context(struct sock *sk, char __user *optval,
  */
 static int sctp_setsockopt_fragment_interleave(struct sock *sk,
 					       char __user *optval,
-					       int optlen)
+					       unsigned int optlen)
 {
 	int val;
 
@@ -3063,7 +3077,7 @@ static int sctp_setsockopt_fragment_interleave(struct sock *sk,
  */
 static int sctp_setsockopt_partial_delivery_point(struct sock *sk,
 						  char __user *optval,
-						  int optlen)
+						  unsigned int optlen)
 {
 	u32 val;
 
@@ -3096,7 +3110,7 @@ static int sctp_setsockopt_partial_delivery_point(struct sock *sk,
  */
 static int sctp_setsockopt_maxburst(struct sock *sk,
 				    char __user *optval,
-				    int optlen)
+				    unsigned int optlen)
 {
 	struct sctp_assoc_value params;
 	struct sctp_sock *sp;
@@ -3140,8 +3154,8 @@ static int sctp_setsockopt_maxburst(struct sock *sk,
  * will only effect future associations on the socket.
  */
 static int sctp_setsockopt_auth_chunk(struct sock *sk,
-				    char __user *optval,
-				    int optlen)
+				      char __user *optval,
+				      unsigned int optlen)
 {
 	struct sctp_authchunk val;
 
@@ -3172,8 +3186,8 @@ static int sctp_setsockopt_auth_chunk(struct sock *sk,
  * endpoint requires the peer to use.
  */
 static int sctp_setsockopt_hmac_ident(struct sock *sk,
-				    char __user *optval,
-				    int optlen)
+				      char __user *optval,
+				      unsigned int optlen)
 {
 	struct sctp_hmacalgo *hmacs;
 	u32 idents;
@@ -3215,7 +3229,7 @@ out:
  */
 static int sctp_setsockopt_auth_key(struct sock *sk,
 				    char __user *optval,
-				    int optlen)
+				    unsigned int optlen)
 {
 	struct sctp_authkey *authkey;
 	struct sctp_association *asoc;
@@ -3260,8 +3274,8 @@ out:
  * the association shared key.
  */
 static int sctp_setsockopt_active_key(struct sock *sk,
-					char __user *optval,
-					int optlen)
+				      char __user *optval,
+				      unsigned int optlen)
 {
 	struct sctp_authkeyid val;
 	struct sctp_association *asoc;
@@ -3288,8 +3302,8 @@ static int sctp_setsockopt_active_key(struct sock *sk,
  * This set option will delete a shared secret key from use.
  */
 static int sctp_setsockopt_del_key(struct sock *sk,
-					char __user *optval,
-					int optlen)
+				   char __user *optval,
+				   unsigned int optlen)
 {
 	struct sctp_authkeyid val;
 	struct sctp_association *asoc;
@@ -3332,7 +3346,7 @@ static int sctp_setsockopt_del_key(struct sock *sk,
  *   optlen  - the size of the buffer.
  */
 SCTP_STATIC int sctp_setsockopt(struct sock *sk, int level, int optname,
-				char __user *optval, int optlen)
+				char __user *optval, unsigned int optlen)
 {
 	int retval = 0;
 
diff --git a/net/sctp/transport.c b/net/sctp/transport.c
index c256e4839316..37a1184d789f 100644
--- a/net/sctp/transport.c
+++ b/net/sctp/transport.c
@@ -74,7 +74,7 @@ static struct sctp_transport *sctp_transport_init(struct sctp_transport *peer,
 	 * given destination transport address, set RTO to the protocol
 	 * parameter 'RTO.Initial'.
 	 */
-	peer->last_rto = peer->rto = msecs_to_jiffies(sctp_rto_initial);
+	peer->rto = msecs_to_jiffies(sctp_rto_initial);
 	peer->rtt = 0;
 	peer->rttvar = 0;
 	peer->srtt = 0;
@@ -308,7 +308,8 @@ void sctp_transport_route(struct sctp_transport *transport,
 		/* Initialize sk->sk_rcv_saddr, if the transport is the
 		 * association's active path for getsockname().
 		 */
-		if (asoc && (transport == asoc->peer.active_path))
+		if (asoc && (!asoc->peer.primary_path ||
+				(transport == asoc->peer.active_path)))
 			opt->pf->af->to_sk_saddr(&transport->saddr,
 						 asoc->base.sk);
 	} else
@@ -385,7 +386,6 @@ void sctp_transport_update_rto(struct sctp_transport *tp, __u32 rtt)
 		tp->rto = tp->asoc->rto_max;
 
 	tp->rtt = rtt;
-	tp->last_rto = tp->rto;
 
 	/* Reset rto_pending so that a new RTT measurement is started when a
 	 * new data chunk is sent.
@@ -601,7 +601,7 @@ void sctp_transport_reset(struct sctp_transport *t)
 	 */
 	t->cwnd = min(4*asoc->pathmtu, max_t(__u32, 2*asoc->pathmtu, 4380));
 	t->ssthresh = asoc->peer.i.a_rwnd;
-	t->last_rto = t->rto = asoc->rto_initial;
+	t->rto = asoc->rto_initial;
 	t->rtt = 0;
 	t->srtt = 0;
 	t->rttvar = 0;
diff --git a/net/socket.c b/net/socket.c
index 2a022c00d85c..75655365b5fd 100644
--- a/net/socket.c
+++ b/net/socket.c
@@ -86,6 +86,7 @@
 #include <linux/audit.h>
 #include <linux/wireless.h>
 #include <linux/nsproxy.h>
+#include <linux/magic.h>
 
 #include <asm/uaccess.h>
 #include <asm/unistd.h>
@@ -235,8 +236,6 @@ int move_addr_to_user(struct sockaddr *kaddr, int klen, void __user *uaddr,
 	return __put_user(klen, ulen);
 }
 
-#define SOCKFS_MAGIC 0x534F434B
-
 static struct kmem_cache *sock_inode_cachep __read_mostly;
 
 static struct inode *sock_alloc_inode(struct super_block *sb)
@@ -285,7 +284,7 @@ static int init_inodecache(void)
 	return 0;
 }
 
-static struct super_operations sockfs_ops = {
+static const struct super_operations sockfs_ops = {
 	.alloc_inode =	sock_alloc_inode,
 	.destroy_inode =sock_destroy_inode,
 	.statfs =	simple_statfs,
@@ -2099,12 +2098,17 @@ SYSCALL_DEFINE2(socketcall, int, call, unsigned long __user *, args)
 	unsigned long a[6];
 	unsigned long a0, a1;
 	int err;
+	unsigned int len;
 
 	if (call < 1 || call > SYS_ACCEPT4)
 		return -EINVAL;
 
+	len = nargs[call];
+	if (len > sizeof(a))
+		return -EINVAL;
+
 	/* copy_from_user should be SMP safe. */
-	if (copy_from_user(a, args, nargs[call]))
+	if (copy_from_user(a, args, len))
 		return -EFAULT;
 
 	audit_socketcall(nargs[call] / sizeof(unsigned long), a);
@@ -2387,7 +2391,7 @@ int kernel_getsockopt(struct socket *sock, int level, int optname,
 }
 
 int kernel_setsockopt(struct socket *sock, int level, int optname,
-			char *optval, int optlen)
+			char *optval, unsigned int optlen)
 {
 	mm_segment_t oldfs = get_fs();
 	int err;
diff --git a/net/sunrpc/addr.c b/net/sunrpc/addr.c
index 22e8fd89477f..c7450c8f0a7c 100644
--- a/net/sunrpc/addr.c
+++ b/net/sunrpc/addr.c
@@ -306,24 +306,25 @@ EXPORT_SYMBOL_GPL(rpc_sockaddr2uaddr);
  * @sap: buffer into which to plant socket address
  * @salen: size of buffer
  *
+ * @uaddr does not have to be '\0'-terminated, but strict_strtoul() and
+ * rpc_pton() require proper string termination to be successful.
+ *
  * Returns the size of the socket address if successful; otherwise
  * zero is returned.
  */
 size_t rpc_uaddr2sockaddr(const char *uaddr, const size_t uaddr_len,
 			  struct sockaddr *sap, const size_t salen)
 {
-	char *c, buf[RPCBIND_MAXUADDRLEN];
+	char *c, buf[RPCBIND_MAXUADDRLEN + sizeof('\0')];
 	unsigned long portlo, porthi;
 	unsigned short port;
 
-	if (uaddr_len > sizeof(buf))
+	if (uaddr_len > RPCBIND_MAXUADDRLEN)
 		return 0;
 
 	memcpy(buf, uaddr, uaddr_len);
 
-	buf[uaddr_len] = '\n';
-	buf[uaddr_len + 1] = '\0';
-
+	buf[uaddr_len] = '\0';
 	c = strrchr(buf, '.');
 	if (unlikely(c == NULL))
 		return 0;
@@ -332,9 +333,7 @@ size_t rpc_uaddr2sockaddr(const char *uaddr, const size_t uaddr_len,
 	if (unlikely(portlo > 255))
 		return 0;
 
-	c[0] = '\n';
-	c[1] = '\0';
-
+	*c = '\0';
 	c = strrchr(buf, '.');
 	if (unlikely(c == NULL))
 		return 0;
@@ -345,8 +344,7 @@ size_t rpc_uaddr2sockaddr(const char *uaddr, const size_t uaddr_len,
 
 	port = (unsigned short)((porthi << 8) | portlo);
 
-	c[0] = '\0';
-
+	*c = '\0';
 	if (rpc_pton(buf, strlen(buf), sap, salen) == 0)
 		return 0;
 
diff --git a/net/sunrpc/auth.c b/net/sunrpc/auth.c
index 0c431c277af5..54a4e042f104 100644
--- a/net/sunrpc/auth.c
+++ b/net/sunrpc/auth.c
@@ -385,7 +385,7 @@ rpcauth_init_cred(struct rpc_cred *cred, const struct auth_cred *acred,
 EXPORT_SYMBOL_GPL(rpcauth_init_cred);
 
 void
-rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
+rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred, int lookupflags)
 {
 	task->tk_msg.rpc_cred = get_rpccred(cred);
 	dprintk("RPC: %5u holding %s cred %p\n", task->tk_pid,
@@ -394,7 +394,7 @@ rpcauth_generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
 EXPORT_SYMBOL_GPL(rpcauth_generic_bind_cred);
 
 static void
-rpcauth_bind_root_cred(struct rpc_task *task)
+rpcauth_bind_root_cred(struct rpc_task *task, int lookupflags)
 {
 	struct rpc_auth *auth = task->tk_client->cl_auth;
 	struct auth_cred acred = {
@@ -405,7 +405,7 @@ rpcauth_bind_root_cred(struct rpc_task *task)
 
 	dprintk("RPC: %5u looking up %s cred\n",
 		task->tk_pid, task->tk_client->cl_auth->au_ops->au_name);
-	ret = auth->au_ops->lookup_cred(auth, &acred, 0);
+	ret = auth->au_ops->lookup_cred(auth, &acred, lookupflags);
 	if (!IS_ERR(ret))
 		task->tk_msg.rpc_cred = ret;
 	else
@@ -413,14 +413,14 @@ rpcauth_bind_root_cred(struct rpc_task *task)
 }
 
 static void
-rpcauth_bind_new_cred(struct rpc_task *task)
+rpcauth_bind_new_cred(struct rpc_task *task, int lookupflags)
 {
 	struct rpc_auth *auth = task->tk_client->cl_auth;
 	struct rpc_cred *ret;
 
 	dprintk("RPC: %5u looking up %s cred\n",
 		task->tk_pid, auth->au_ops->au_name);
-	ret = rpcauth_lookupcred(auth, 0);
+	ret = rpcauth_lookupcred(auth, lookupflags);
 	if (!IS_ERR(ret))
 		task->tk_msg.rpc_cred = ret;
 	else
@@ -430,12 +430,16 @@ rpcauth_bind_new_cred(struct rpc_task *task)
 void
 rpcauth_bindcred(struct rpc_task *task, struct rpc_cred *cred, int flags)
 {
+	int lookupflags = 0;
+
+	if (flags & RPC_TASK_ASYNC)
+		lookupflags |= RPCAUTH_LOOKUP_NEW;
 	if (cred != NULL)
-		cred->cr_ops->crbind(task, cred);
+		cred->cr_ops->crbind(task, cred, lookupflags);
 	else if (flags & RPC_TASK_ROOTCREDS)
-		rpcauth_bind_root_cred(task);
+		rpcauth_bind_root_cred(task, lookupflags);
 	else
-		rpcauth_bind_new_cred(task);
+		rpcauth_bind_new_cred(task, lookupflags);
 }
 
 void
diff --git a/net/sunrpc/auth_generic.c b/net/sunrpc/auth_generic.c
index 4028502f0528..bf88bf8e9365 100644
--- a/net/sunrpc/auth_generic.c
+++ b/net/sunrpc/auth_generic.c
@@ -55,13 +55,13 @@ struct rpc_cred *rpc_lookup_machine_cred(void)
 EXPORT_SYMBOL_GPL(rpc_lookup_machine_cred);
 
 static void
-generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred)
+generic_bind_cred(struct rpc_task *task, struct rpc_cred *cred, int lookupflags)
 {
 	struct rpc_auth *auth = task->tk_client->cl_auth;
 	struct auth_cred *acred = &container_of(cred, struct generic_cred, gc_base)->acred;
 	struct rpc_cred *ret;
 
-	ret = auth->au_ops->lookup_cred(auth, acred, 0);
+	ret = auth->au_ops->lookup_cred(auth, acred, lookupflags);
 	if (!IS_ERR(ret))
 		task->tk_msg.rpc_cred = ret;
 	else
diff --git a/net/sunrpc/auth_gss/svcauth_gss.c b/net/sunrpc/auth_gss/svcauth_gss.c
index 2e6a148d277c..f6c51e562a02 100644
--- a/net/sunrpc/auth_gss/svcauth_gss.c
+++ b/net/sunrpc/auth_gss/svcauth_gss.c
@@ -1374,8 +1374,10 @@ svcauth_gss_release(struct svc_rqst *rqstp)
 		if (stat)
 			goto out_err;
 		break;
-	default:
-		goto out_err;
+	/*
+	 * For any other gc_svc value, svcauth_gss_accept() already set
+	 * the auth_error appropriately; just fall through:
+	 */
 	}
 
 out:
diff --git a/net/sunrpc/auth_null.c b/net/sunrpc/auth_null.c
index c70dd7f5258e..1db618f56ecb 100644
--- a/net/sunrpc/auth_null.c
+++ b/net/sunrpc/auth_null.c
@@ -8,7 +8,6 @@
 
 #include <linux/types.h>
 #include <linux/module.h>
-#include <linux/utsname.h>
 #include <linux/sunrpc/clnt.h>
 
 #ifdef RPC_DEBUG
diff --git a/net/sunrpc/cache.c b/net/sunrpc/cache.c
index 45cdaff9b361..d6eee291a0e2 100644
--- a/net/sunrpc/cache.c
+++ b/net/sunrpc/cache.c
@@ -103,23 +103,21 @@ struct cache_head *sunrpc_cache_lookup(struct cache_detail *detail,
 EXPORT_SYMBOL_GPL(sunrpc_cache_lookup);
 
 
-static void queue_loose(struct cache_detail *detail, struct cache_head *ch);
+static void cache_dequeue(struct cache_detail *detail, struct cache_head *ch);
 
-static int cache_fresh_locked(struct cache_head *head, time_t expiry)
+static void cache_fresh_locked(struct cache_head *head, time_t expiry)
 {
 	head->expiry_time = expiry;
 	head->last_refresh = get_seconds();
-	return !test_and_set_bit(CACHE_VALID, &head->flags);
+	set_bit(CACHE_VALID, &head->flags);
 }
 
 static void cache_fresh_unlocked(struct cache_head *head,
-			struct cache_detail *detail, int new)
+				 struct cache_detail *detail)
 {
-	if (new)
-		cache_revisit_request(head);
 	if (test_and_clear_bit(CACHE_PENDING, &head->flags)) {
 		cache_revisit_request(head);
-		queue_loose(detail, head);
+		cache_dequeue(detail, head);
 	}
 }
 
@@ -132,7 +130,6 @@ struct cache_head *sunrpc_cache_update(struct cache_detail *detail,
 	 */
 	struct cache_head **head;
 	struct cache_head *tmp;
-	int is_new;
 
 	if (!test_bit(CACHE_VALID, &old->flags)) {
 		write_lock(&detail->hash_lock);
@@ -141,9 +138,9 @@ struct cache_head *sunrpc_cache_update(struct cache_detail *detail,
 				set_bit(CACHE_NEGATIVE, &old->flags);
 			else
 				detail->update(old, new);
-			is_new = cache_fresh_locked(old, new->expiry_time);
+			cache_fresh_locked(old, new->expiry_time);
 			write_unlock(&detail->hash_lock);
-			cache_fresh_unlocked(old, detail, is_new);
+			cache_fresh_unlocked(old, detail);
 			return old;
 		}
 		write_unlock(&detail->hash_lock);
@@ -167,11 +164,11 @@ struct cache_head *sunrpc_cache_update(struct cache_detail *detail,
 	*head = tmp;
 	detail->entries++;
 	cache_get(tmp);
-	is_new = cache_fresh_locked(tmp, new->expiry_time);
+	cache_fresh_locked(tmp, new->expiry_time);
 	cache_fresh_locked(old, 0);
 	write_unlock(&detail->hash_lock);
-	cache_fresh_unlocked(tmp, detail, is_new);
-	cache_fresh_unlocked(old, detail, 0);
+	cache_fresh_unlocked(tmp, detail);
+	cache_fresh_unlocked(old, detail);
 	cache_put(old, detail);
 	return tmp;
 }
@@ -184,6 +181,22 @@ static int cache_make_upcall(struct cache_detail *cd, struct cache_head *h)
 	return cd->cache_upcall(cd, h);
 }
 
+static inline int cache_is_valid(struct cache_detail *detail, struct cache_head *h)
+{
+	if (!test_bit(CACHE_VALID, &h->flags) ||
+	    h->expiry_time < get_seconds())
+		return -EAGAIN;
+	else if (detail->flush_time > h->last_refresh)
+		return -EAGAIN;
+	else {
+		/* entry is valid */
+		if (test_bit(CACHE_NEGATIVE, &h->flags))
+			return -ENOENT;
+		else
+			return 0;
+	}
+}
+
 /*
  * This is the generic cache management routine for all
  * the authentication caches.
@@ -192,8 +205,10 @@ static int cache_make_upcall(struct cache_detail *cd, struct cache_head *h)
  *
  *
  * Returns 0 if the cache_head can be used, or cache_puts it and returns
- * -EAGAIN if upcall is pending,
- * -ETIMEDOUT if upcall failed and should be retried,
+ * -EAGAIN if upcall is pending and request has been queued
+ * -ETIMEDOUT if upcall failed or request could not be queue or
+ *           upcall completed but item is still invalid (implying that
+ *           the cache item has been replaced with a newer one).
  * -ENOENT if cache entry was negative
  */
 int cache_check(struct cache_detail *detail,
@@ -203,17 +218,7 @@ int cache_check(struct cache_detail *detail,
 	long refresh_age, age;
 
 	/* First decide return status as best we can */
-	if (!test_bit(CACHE_VALID, &h->flags) ||
-	    h->expiry_time < get_seconds())
-		rv = -EAGAIN;
-	else if (detail->flush_time > h->last_refresh)
-		rv = -EAGAIN;
-	else {
-		/* entry is valid */
-		if (test_bit(CACHE_NEGATIVE, &h->flags))
-			rv = -ENOENT;
-		else rv = 0;
-	}
+	rv = cache_is_valid(detail, h);
 
 	/* now see if we want to start an upcall */
 	refresh_age = (h->expiry_time - h->last_refresh);
@@ -229,10 +234,11 @@ int cache_check(struct cache_detail *detail,
 			switch (cache_make_upcall(detail, h)) {
 			case -EINVAL:
 				clear_bit(CACHE_PENDING, &h->flags);
+				cache_revisit_request(h);
 				if (rv == -EAGAIN) {
 					set_bit(CACHE_NEGATIVE, &h->flags);
-					cache_fresh_unlocked(h, detail,
-					     cache_fresh_locked(h, get_seconds()+CACHE_NEW_EXPIRY));
+					cache_fresh_locked(h, get_seconds()+CACHE_NEW_EXPIRY);
+					cache_fresh_unlocked(h, detail);
 					rv = -ENOENT;
 				}
 				break;
@@ -245,10 +251,14 @@ int cache_check(struct cache_detail *detail,
 		}
 	}
 
-	if (rv == -EAGAIN)
-		if (cache_defer_req(rqstp, h) != 0)
-			rv = -ETIMEDOUT;
-
+	if (rv == -EAGAIN) {
+		if (cache_defer_req(rqstp, h) < 0) {
+			/* Request is not deferred */
+			rv = cache_is_valid(detail, h);
+			if (rv == -EAGAIN)
+				rv = -ETIMEDOUT;
+		}
+	}
 	if (rv)
 		cache_put(h, detail);
 	return rv;
@@ -396,7 +406,7 @@ static int cache_clean(void)
 				)
 				continue;
 			if (test_and_clear_bit(CACHE_PENDING, &ch->flags))
-				queue_loose(current_detail, ch);
+				cache_dequeue(current_detail, ch);
 
 			if (atomic_read(&ch->ref.refcount) == 1)
 				break;
@@ -412,8 +422,10 @@ static int cache_clean(void)
 		if (!ch)
 			current_index ++;
 		spin_unlock(&cache_list_lock);
-		if (ch)
+		if (ch) {
+			cache_revisit_request(ch);
 			cache_put(ch, d);
+		}
 	} else
 		spin_unlock(&cache_list_lock);
 
@@ -488,7 +500,7 @@ static int cache_defer_cnt;
 
 static int cache_defer_req(struct cache_req *req, struct cache_head *item)
 {
-	struct cache_deferred_req *dreq;
+	struct cache_deferred_req *dreq, *discard;
 	int hash = DFR_HASH(item);
 
 	if (cache_defer_cnt >= DFR_MAX) {
@@ -496,11 +508,11 @@ static int cache_defer_req(struct cache_req *req, struct cache_head *item)
 		 * or continue and drop the oldest below
 		 */
 		if (net_random()&1)
-			return -ETIMEDOUT;
+			return -ENOMEM;
 	}
 	dreq = req->defer(req);
 	if (dreq == NULL)
-		return -ETIMEDOUT;
+		return -ENOMEM;
 
 	dreq->item = item;
 
@@ -513,23 +525,24 @@ static int cache_defer_req(struct cache_req *req, struct cache_head *item)
 	list_add(&dreq->hash, &cache_defer_hash[hash]);
 
 	/* it is in, now maybe clean up */
-	dreq = NULL;
+	discard = NULL;
 	if (++cache_defer_cnt > DFR_MAX) {
-		dreq = list_entry(cache_defer_list.prev,
-				  struct cache_deferred_req, recent);
-		list_del(&dreq->recent);
-		list_del(&dreq->hash);
+		discard = list_entry(cache_defer_list.prev,
+				     struct cache_deferred_req, recent);
+		list_del_init(&discard->recent);
+		list_del_init(&discard->hash);
 		cache_defer_cnt--;
 	}
 	spin_unlock(&cache_defer_lock);
 
-	if (dreq) {
+	if (discard)
 		/* there was one too many */
-		dreq->revisit(dreq, 1);
-	}
+		discard->revisit(discard, 1);
+
 	if (!test_bit(CACHE_PENDING, &item->flags)) {
 		/* must have just been validated... */
 		cache_revisit_request(item);
+		return -EAGAIN;
 	}
 	return 0;
 }
@@ -551,7 +564,7 @@ static void cache_revisit_request(struct cache_head *item)
 			dreq = list_entry(lp, struct cache_deferred_req, hash);
 			lp = lp->next;
 			if (dreq->item == item) {
-				list_del(&dreq->hash);
+				list_del_init(&dreq->hash);
 				list_move(&dreq->recent, &pending);
 				cache_defer_cnt--;
 			}
@@ -577,7 +590,7 @@ void cache_clean_deferred(void *owner)
 
 	list_for_each_entry_safe(dreq, tmp, &cache_defer_list, recent) {
 		if (dreq->owner == owner) {
-			list_del(&dreq->hash);
+			list_del_init(&dreq->hash);
 			list_move(&dreq->recent, &pending);
 			cache_defer_cnt--;
 		}
@@ -887,7 +900,7 @@ static int cache_release(struct inode *inode, struct file *filp,
 
 
 
-static void queue_loose(struct cache_detail *detail, struct cache_head *ch)
+static void cache_dequeue(struct cache_detail *detail, struct cache_head *ch)
 {
 	struct cache_queue *cq;
 	spin_lock(&queue_lock);
diff --git a/net/sunrpc/clnt.c b/net/sunrpc/clnt.c
index fac0ca93f06b..38829e20500b 100644
--- a/net/sunrpc/clnt.c
+++ b/net/sunrpc/clnt.c
@@ -288,6 +288,7 @@ struct rpc_clnt *rpc_create(struct rpc_create_args *args)
 		.srcaddr = args->saddress,
 		.dstaddr = args->address,
 		.addrlen = args->addrsize,
+		.bc_xprt = args->bc_xprt,
 	};
 	char servername[48];
 
@@ -639,10 +640,11 @@ EXPORT_SYMBOL_GPL(rpc_call_async);
 /**
  * rpc_run_bc_task - Allocate a new RPC task for backchannel use, then run
  * rpc_execute against it
- * @ops: RPC call ops
+ * @req: RPC request
+ * @tk_ops: RPC call ops
  */
 struct rpc_task *rpc_run_bc_task(struct rpc_rqst *req,
-					const struct rpc_call_ops *tk_ops)
+				const struct rpc_call_ops *tk_ops)
 {
 	struct rpc_task *task;
 	struct xdr_buf *xbufp = &req->rq_snd_buf;
diff --git a/net/sunrpc/rpc_pipe.c b/net/sunrpc/rpc_pipe.c
index 7f676bdf70d3..49278f830367 100644
--- a/net/sunrpc/rpc_pipe.c
+++ b/net/sunrpc/rpc_pipe.c
@@ -860,7 +860,8 @@ static void rpc_clntdir_depopulate(struct dentry *dentry)
 
 /**
  * rpc_create_client_dir - Create a new rpc_client directory in rpc_pipefs
- * @path: path from the rpc_pipefs root to the new directory
+ * @dentry: dentry from the rpc_pipefs root to the new directory
+ * @name: &struct qstr for the name
  * @rpc_client: rpc client to associate with this directory
  *
  * This creates a directory at the given @path associated with
@@ -930,7 +931,7 @@ void rpc_remove_cache_dir(struct dentry *dentry)
 /*
  * populate the filesystem
  */
-static struct super_operations s_ops = {
+static const struct super_operations s_ops = {
 	.alloc_inode	= rpc_alloc_inode,
 	.destroy_inode	= rpc_destroy_inode,
 	.statfs		= simple_statfs,
diff --git a/net/sunrpc/sched.c b/net/sunrpc/sched.c
index 8f459abe97cf..cef74ba0666c 100644
--- a/net/sunrpc/sched.c
+++ b/net/sunrpc/sched.c
@@ -21,6 +21,8 @@
 
 #include <linux/sunrpc/clnt.h>
 
+#include "sunrpc.h"
+
 #ifdef RPC_DEBUG
 #define RPCDBG_FACILITY		RPCDBG_SCHED
 #define RPC_TASK_MAGIC_ID	0xf00baa
@@ -711,11 +713,6 @@ static void rpc_async_schedule(struct work_struct *work)
 	__rpc_execute(container_of(work, struct rpc_task, u.tk_work));
 }
 
-struct rpc_buffer {
-	size_t	len;
-	char	data[];
-};
-
 /**
  * rpc_malloc - allocate an RPC buffer
  * @task: RPC task that will use this buffer
diff --git a/net/sunrpc/sunrpc.h b/net/sunrpc/sunrpc.h
index 5d9dd742264b..90c292e2738b 100644
--- a/net/sunrpc/sunrpc.h
+++ b/net/sunrpc/sunrpc.h
@@ -27,11 +27,25 @@ SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 #ifndef _NET_SUNRPC_SUNRPC_H
 #define _NET_SUNRPC_SUNRPC_H
 
+#include <linux/net.h>
+
+/*
+ * Header for dynamically allocated rpc buffers.
+ */
+struct rpc_buffer {
+	size_t	len;
+	char	data[];
+};
+
 static inline int rpc_reply_expected(struct rpc_task *task)
 {
 	return (task->tk_msg.rpc_proc != NULL) &&
 		(task->tk_msg.rpc_proc->p_decode != NULL);
 }
 
+int svc_send_common(struct socket *sock, struct xdr_buf *xdr,
+		    struct page *headpage, unsigned long headoffset,
+		    struct page *tailpage, unsigned long tailoffset);
+
 #endif /* _NET_SUNRPC_SUNRPC_H */
 
diff --git a/net/sunrpc/svc_xprt.c b/net/sunrpc/svc_xprt.c
index 27d44332f017..df124f78ee48 100644
--- a/net/sunrpc/svc_xprt.c
+++ b/net/sunrpc/svc_xprt.c
@@ -160,6 +160,7 @@ void svc_xprt_init(struct svc_xprt_class *xcl, struct svc_xprt *xprt,
 	mutex_init(&xprt->xpt_mutex);
 	spin_lock_init(&xprt->xpt_lock);
 	set_bit(XPT_BUSY, &xprt->xpt_flags);
+	rpc_init_wait_queue(&xprt->xpt_bc_pending, "xpt_bc_pending");
 }
 EXPORT_SYMBOL_GPL(svc_xprt_init);
 
@@ -710,10 +711,7 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
 	spin_unlock_bh(&pool->sp_lock);
 
 	len = 0;
-	if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
-		dprintk("svc_recv: found XPT_CLOSE\n");
-		svc_delete_xprt(xprt);
-	} else if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) {
+	if (test_bit(XPT_LISTENER, &xprt->xpt_flags)) {
 		struct svc_xprt *newxpt;
 		newxpt = xprt->xpt_ops->xpo_accept(xprt);
 		if (newxpt) {
@@ -739,7 +737,7 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
 			svc_xprt_received(newxpt);
 		}
 		svc_xprt_received(xprt);
-	} else {
+	} else if (!test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
 		dprintk("svc: server %p, pool %u, transport %p, inuse=%d\n",
 			rqstp, pool->sp_id, xprt,
 			atomic_read(&xprt->xpt_ref.refcount));
@@ -752,6 +750,11 @@ int svc_recv(struct svc_rqst *rqstp, long timeout)
 		dprintk("svc: got len=%d\n", len);
 	}
 
+	if (test_bit(XPT_CLOSE, &xprt->xpt_flags)) {
+		dprintk("svc_recv: found XPT_CLOSE\n");
+		svc_delete_xprt(xprt);
+	}
+
 	/* No data, incomplete (TCP) read, or accept() */
 	if (len == 0 || len == -EAGAIN) {
 		rqstp->rq_res.len = 0;
@@ -808,6 +811,7 @@ int svc_send(struct svc_rqst *rqstp)
 	else
 		len = xprt->xpt_ops->xpo_sendto(rqstp);
 	mutex_unlock(&xprt->xpt_mutex);
+	rpc_wake_up(&xprt->xpt_bc_pending);
 	svc_xprt_release(rqstp);
 
 	if (len == -ECONNREFUSED || len == -ENOTCONN || len == -EAGAIN)
@@ -1166,11 +1170,6 @@ static void *svc_pool_stats_start(struct seq_file *m, loff_t *pos)
 
 	dprintk("svc_pool_stats_start, *pidx=%u\n", pidx);
 
-	lock_kernel();
-	/* bump up the pseudo refcount while traversing */
-	svc_get(serv);
-	unlock_kernel();
-
 	if (!pidx)
 		return SEQ_START_TOKEN;
 	return (pidx > serv->sv_nrpools ? NULL : &serv->sv_pools[pidx-1]);
@@ -1198,12 +1197,6 @@ static void *svc_pool_stats_next(struct seq_file *m, void *p, loff_t *pos)
 
 static void svc_pool_stats_stop(struct seq_file *m, void *p)
 {
-	struct svc_serv *serv = m->private;
-
-	lock_kernel();
-	/* this function really, really should have been called svc_put() */
-	svc_destroy(serv);
-	unlock_kernel();
 }
 
 static int svc_pool_stats_show(struct seq_file *m, void *p)
diff --git a/net/sunrpc/svcauth_unix.c b/net/sunrpc/svcauth_unix.c
index 6caffa34ac01..117f68a8aa40 100644
--- a/net/sunrpc/svcauth_unix.c
+++ b/net/sunrpc/svcauth_unix.c
@@ -668,6 +668,7 @@ static int unix_gid_find(uid_t uid, struct group_info **gip,
 	case 0:
 		*gip = ug->gi;
 		get_group_info(*gip);
+		cache_put(&ug->h, &unix_gid_cache);
 		return 0;
 	default:
 		return -EAGAIN;
diff --git a/net/sunrpc/svcsock.c b/net/sunrpc/svcsock.c
index 23128ee191ae..1c246a4f491e 100644
--- a/net/sunrpc/svcsock.c
+++ b/net/sunrpc/svcsock.c
@@ -49,6 +49,7 @@
 #include <linux/sunrpc/msg_prot.h>
 #include <linux/sunrpc/svcsock.h>
 #include <linux/sunrpc/stats.h>
+#include <linux/sunrpc/xprt.h>
 
 #define RPCDBG_FACILITY	RPCDBG_SVCXPRT
 
@@ -110,7 +111,7 @@ static void svc_release_skb(struct svc_rqst *rqstp)
 		rqstp->rq_xprt_ctxt = NULL;
 
 		dprintk("svc: service %p, releasing skb %p\n", rqstp, skb);
-		skb_free_datagram(svsk->sk_sk, skb);
+		skb_free_datagram_locked(svsk->sk_sk, skb);
 	}
 }
 
@@ -153,49 +154,27 @@ static void svc_set_cmsg_data(struct svc_rqst *rqstp, struct cmsghdr *cmh)
 }
 
 /*
- * Generic sendto routine
+ * send routine intended to be shared by the fore- and back-channel
  */
-static int svc_sendto(struct svc_rqst *rqstp, struct xdr_buf *xdr)
+int svc_send_common(struct socket *sock, struct xdr_buf *xdr,
+		    struct page *headpage, unsigned long headoffset,
+		    struct page *tailpage, unsigned long tailoffset)
 {
-	struct svc_sock	*svsk =
-		container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt);
-	struct socket	*sock = svsk->sk_sock;
-	int		slen;
-	union {
-		struct cmsghdr	hdr;
-		long		all[SVC_PKTINFO_SPACE / sizeof(long)];
-	} buffer;
-	struct cmsghdr *cmh = &buffer.hdr;
-	int		len = 0;
 	int		result;
 	int		size;
 	struct page	**ppage = xdr->pages;
 	size_t		base = xdr->page_base;
 	unsigned int	pglen = xdr->page_len;
 	unsigned int	flags = MSG_MORE;
-	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);
+	int		slen;
+	int		len = 0;
 
 	slen = xdr->len;
 
-	if (rqstp->rq_prot == IPPROTO_UDP) {
-		struct msghdr msg = {
-			.msg_name	= &rqstp->rq_addr,
-			.msg_namelen	= rqstp->rq_addrlen,
-			.msg_control	= cmh,
-			.msg_controllen	= sizeof(buffer),
-			.msg_flags	= MSG_MORE,
-		};
-
-		svc_set_cmsg_data(rqstp, cmh);
-
-		if (sock_sendmsg(sock, &msg, 0) < 0)
-			goto out;
-	}
-
 	/* send head */
 	if (slen == xdr->head[0].iov_len)
 		flags = 0;
-	len = kernel_sendpage(sock, rqstp->rq_respages[0], 0,
+	len = kernel_sendpage(sock, headpage, headoffset,
 				  xdr->head[0].iov_len, flags);
 	if (len != xdr->head[0].iov_len)
 		goto out;
@@ -219,16 +198,58 @@ static int svc_sendto(struct svc_rqst *rqstp, struct xdr_buf *xdr)
 		base = 0;
 		ppage++;
 	}
+
 	/* send tail */
 	if (xdr->tail[0].iov_len) {
-		result = kernel_sendpage(sock, rqstp->rq_respages[0],
-					     ((unsigned long)xdr->tail[0].iov_base)
-						& (PAGE_SIZE-1),
-					     xdr->tail[0].iov_len, 0);
-
+		result = kernel_sendpage(sock, tailpage, tailoffset,
+				   xdr->tail[0].iov_len, 0);
 		if (result > 0)
 			len += result;
 	}
+
+out:
+	return len;
+}
+
+
+/*
+ * Generic sendto routine
+ */
+static int svc_sendto(struct svc_rqst *rqstp, struct xdr_buf *xdr)
+{
+	struct svc_sock	*svsk =
+		container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt);
+	struct socket	*sock = svsk->sk_sock;
+	union {
+		struct cmsghdr	hdr;
+		long		all[SVC_PKTINFO_SPACE / sizeof(long)];
+	} buffer;
+	struct cmsghdr *cmh = &buffer.hdr;
+	int		len = 0;
+	unsigned long tailoff;
+	unsigned long headoff;
+	RPC_IFDEBUG(char buf[RPC_MAX_ADDRBUFLEN]);
+
+	if (rqstp->rq_prot == IPPROTO_UDP) {
+		struct msghdr msg = {
+			.msg_name	= &rqstp->rq_addr,
+			.msg_namelen	= rqstp->rq_addrlen,
+			.msg_control	= cmh,
+			.msg_controllen	= sizeof(buffer),
+			.msg_flags	= MSG_MORE,
+		};
+
+		svc_set_cmsg_data(rqstp, cmh);
+
+		if (sock_sendmsg(sock, &msg, 0) < 0)
+			goto out;
+	}
+
+	tailoff = ((unsigned long)xdr->tail[0].iov_base) & (PAGE_SIZE-1);
+	headoff = 0;
+	len = svc_send_common(sock, xdr, rqstp->rq_respages[0], headoff,
+			       rqstp->rq_respages[0], tailoff);
+
 out:
 	dprintk("svc: socket %p sendto([%p %Zu... ], %d) = %d (addr %s)\n",
 		svsk, xdr->head[0].iov_base, xdr->head[0].iov_len,
@@ -432,29 +453,49 @@ static void svc_tcp_write_space(struct sock *sk)
 }
 
 /*
+ * See net/ipv6/ip_sockglue.c : ip_cmsg_recv_pktinfo
+ */
+static int svc_udp_get_dest_address4(struct svc_rqst *rqstp,
+				     struct cmsghdr *cmh)
+{
+	struct in_pktinfo *pki = CMSG_DATA(cmh);
+	if (cmh->cmsg_type != IP_PKTINFO)
+		return 0;
+	rqstp->rq_daddr.addr.s_addr = pki->ipi_spec_dst.s_addr;
+	return 1;
+}
+
+/*
+ * See net/ipv6/datagram.c : datagram_recv_ctl
+ */
+static int svc_udp_get_dest_address6(struct svc_rqst *rqstp,
+				     struct cmsghdr *cmh)
+{
+	struct in6_pktinfo *pki = CMSG_DATA(cmh);
+	if (cmh->cmsg_type != IPV6_PKTINFO)
+		return 0;
+	ipv6_addr_copy(&rqstp->rq_daddr.addr6, &pki->ipi6_addr);
+	return 1;
+}
+
+/*
  * Copy the UDP datagram's destination address to the rqstp structure.
  * The 'destination' address in this case is the address to which the
  * peer sent the datagram, i.e. our local address. For multihomed
  * hosts, this can change from msg to msg. Note that only the IP
  * address changes, the port number should remain the same.
  */
-static void svc_udp_get_dest_address(struct svc_rqst *rqstp,
-				     struct cmsghdr *cmh)
+static int svc_udp_get_dest_address(struct svc_rqst *rqstp,
+				    struct cmsghdr *cmh)
 {
-	struct svc_sock *svsk =
-		container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt);
-	switch (svsk->sk_sk->sk_family) {
-	case AF_INET: {
-		struct in_pktinfo *pki = CMSG_DATA(cmh);
-		rqstp->rq_daddr.addr.s_addr = pki->ipi_spec_dst.s_addr;
-		break;
-		}
-	case AF_INET6: {
-		struct in6_pktinfo *pki = CMSG_DATA(cmh);
-		ipv6_addr_copy(&rqstp->rq_daddr.addr6, &pki->ipi6_addr);
-		break;
-		}
+	switch (cmh->cmsg_level) {
+	case SOL_IP:
+		return svc_udp_get_dest_address4(rqstp, cmh);
+	case SOL_IPV6:
+		return svc_udp_get_dest_address6(rqstp, cmh);
 	}
+
+	return 0;
 }
 
 /*
@@ -531,16 +572,15 @@ static int svc_udp_recvfrom(struct svc_rqst *rqstp)
 
 	rqstp->rq_prot = IPPROTO_UDP;
 
-	if (cmh->cmsg_level != IPPROTO_IP ||
-	    cmh->cmsg_type != IP_PKTINFO) {
+	if (!svc_udp_get_dest_address(rqstp, cmh)) {
 		if (net_ratelimit())
-			printk("rpcsvc: received unknown control message:"
-			       "%d/%d\n",
-			       cmh->cmsg_level, cmh->cmsg_type);
-		skb_free_datagram(svsk->sk_sk, skb);
+			printk(KERN_WARNING
+				"svc: received unknown control message %d/%d; "
+				"dropping RPC reply datagram\n",
+					cmh->cmsg_level, cmh->cmsg_type);
+		skb_free_datagram_locked(svsk->sk_sk, skb);
 		return 0;
 	}
-	svc_udp_get_dest_address(rqstp, cmh);
 
 	if (skb_is_nonlinear(skb)) {
 		/* we have to copy */
@@ -548,18 +588,18 @@ static int svc_udp_recvfrom(struct svc_rqst *rqstp)
 		if (csum_partial_copy_to_xdr(&rqstp->rq_arg, skb)) {
 			local_bh_enable();
 			/* checksum error */
-			skb_free_datagram(svsk->sk_sk, skb);
+			skb_free_datagram_locked(svsk->sk_sk, skb);
 			return 0;
 		}
 		local_bh_enable();
-		skb_free_datagram(svsk->sk_sk, skb);
+		skb_free_datagram_locked(svsk->sk_sk, skb);
 	} else {
 		/* we can use it in-place */
 		rqstp->rq_arg.head[0].iov_base = skb->data +
 			sizeof(struct udphdr);
 		rqstp->rq_arg.head[0].iov_len = len;
 		if (skb_checksum_complete(skb)) {
-			skb_free_datagram(svsk->sk_sk, skb);
+			skb_free_datagram_locked(svsk->sk_sk, skb);
 			return 0;
 		}
 		rqstp->rq_xprt_ctxt = skb;
@@ -651,8 +691,7 @@ static struct svc_xprt_class svc_udp_class = {
 
 static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv)
 {
-	int one = 1;
-	mm_segment_t oldfs;
+	int err, level, optname, one = 1;
 
 	svc_xprt_init(&svc_udp_class, &svsk->sk_xprt, serv);
 	clear_bit(XPT_CACHE_AUTH, &svsk->sk_xprt.xpt_flags);
@@ -671,12 +710,22 @@ static void svc_udp_init(struct svc_sock *svsk, struct svc_serv *serv)
 	set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
 	set_bit(XPT_CHNGBUF, &svsk->sk_xprt.xpt_flags);
 
-	oldfs = get_fs();
-	set_fs(KERNEL_DS);
 	/* make sure we get destination address info */
-	svsk->sk_sock->ops->setsockopt(svsk->sk_sock, IPPROTO_IP, IP_PKTINFO,
-				       (char __user *)&one, sizeof(one));
-	set_fs(oldfs);
+	switch (svsk->sk_sk->sk_family) {
+	case AF_INET:
+		level = SOL_IP;
+		optname = IP_PKTINFO;
+		break;
+	case AF_INET6:
+		level = SOL_IPV6;
+		optname = IPV6_RECVPKTINFO;
+		break;
+	default:
+		BUG();
+	}
+	err = kernel_setsockopt(svsk->sk_sock, level, optname,
+					(char *)&one, sizeof(one));
+	dprintk("svc: kernel_setsockopt returned %d\n", err);
 }
 
 /*
@@ -826,21 +875,15 @@ failed:
 }
 
 /*
- * Receive data from a TCP socket.
+ * Receive data.
+ * If we haven't gotten the record length yet, get the next four bytes.
+ * Otherwise try to gobble up as much as possible up to the complete
+ * record length.
  */
-static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
+static int svc_tcp_recv_record(struct svc_sock *svsk, struct svc_rqst *rqstp)
 {
-	struct svc_sock	*svsk =
-		container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt);
 	struct svc_serv	*serv = svsk->sk_xprt.xpt_server;
-	int		len;
-	struct kvec *vec;
-	int pnum, vlen;
-
-	dprintk("svc: tcp_recv %p data %d conn %d close %d\n",
-		svsk, test_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags),
-		test_bit(XPT_CONN, &svsk->sk_xprt.xpt_flags),
-		test_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags));
+	int len;
 
 	if (test_and_clear_bit(XPT_CHNGBUF, &svsk->sk_xprt.xpt_flags))
 		/* sndbuf needs to have room for one request
@@ -861,10 +904,6 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 
 	clear_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
 
-	/* Receive data. If we haven't got the record length yet, get
-	 * the next four bytes. Otherwise try to gobble up as much as
-	 * possible up to the complete record length.
-	 */
 	if (svsk->sk_tcplen < sizeof(rpc_fraghdr)) {
 		int		want = sizeof(rpc_fraghdr) - svsk->sk_tcplen;
 		struct kvec	iov;
@@ -879,7 +918,7 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 			dprintk("svc: short recvfrom while reading record "
 				"length (%d of %d)\n", len, want);
 			svc_xprt_received(&svsk->sk_xprt);
-			return -EAGAIN; /* record header not complete */
+			goto err_again; /* record header not complete */
 		}
 
 		svsk->sk_reclen = ntohl(svsk->sk_reclen);
@@ -894,6 +933,7 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 					"per record not supported\n");
 			goto err_delete;
 		}
+
 		svsk->sk_reclen &= RPC_FRAGMENT_SIZE_MASK;
 		dprintk("svc: TCP record, %d bytes\n", svsk->sk_reclen);
 		if (svsk->sk_reclen > serv->sv_max_mesg) {
@@ -914,17 +954,121 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 		dprintk("svc: incomplete TCP record (%d of %d)\n",
 			len, svsk->sk_reclen);
 		svc_xprt_received(&svsk->sk_xprt);
-		return -EAGAIN;	/* record not complete */
+		goto err_again;	/* record not complete */
 	}
 	len = svsk->sk_reclen;
 	set_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags);
 
+	return len;
+ error:
+	if (len == -EAGAIN) {
+		dprintk("RPC: TCP recv_record got EAGAIN\n");
+		svc_xprt_received(&svsk->sk_xprt);
+	}
+	return len;
+ err_delete:
+	set_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags);
+ err_again:
+	return -EAGAIN;
+}
+
+static int svc_process_calldir(struct svc_sock *svsk, struct svc_rqst *rqstp,
+			       struct rpc_rqst **reqpp, struct kvec *vec)
+{
+	struct rpc_rqst *req = NULL;
+	u32 *p;
+	u32 xid;
+	u32 calldir;
+	int len;
+
+	len = svc_recvfrom(rqstp, vec, 1, 8);
+	if (len < 0)
+		goto error;
+
+	p = (u32 *)rqstp->rq_arg.head[0].iov_base;
+	xid = *p++;
+	calldir = *p;
+
+	if (calldir == 0) {
+		/* REQUEST is the most common case */
+		vec[0] = rqstp->rq_arg.head[0];
+	} else {
+		/* REPLY */
+		if (svsk->sk_bc_xprt)
+			req = xprt_lookup_rqst(svsk->sk_bc_xprt, xid);
+
+		if (!req) {
+			printk(KERN_NOTICE
+				"%s: Got unrecognized reply: "
+				"calldir 0x%x sk_bc_xprt %p xid %08x\n",
+				__func__, ntohl(calldir),
+				svsk->sk_bc_xprt, xid);
+			vec[0] = rqstp->rq_arg.head[0];
+			goto out;
+		}
+
+		memcpy(&req->rq_private_buf, &req->rq_rcv_buf,
+		       sizeof(struct xdr_buf));
+		/* copy the xid and call direction */
+		memcpy(req->rq_private_buf.head[0].iov_base,
+		       rqstp->rq_arg.head[0].iov_base, 8);
+		vec[0] = req->rq_private_buf.head[0];
+	}
+ out:
+	vec[0].iov_base += 8;
+	vec[0].iov_len -= 8;
+	len = svsk->sk_reclen - 8;
+ error:
+	*reqpp = req;
+	return len;
+}
+
+/*
+ * Receive data from a TCP socket.
+ */
+static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
+{
+	struct svc_sock	*svsk =
+		container_of(rqstp->rq_xprt, struct svc_sock, sk_xprt);
+	struct svc_serv	*serv = svsk->sk_xprt.xpt_server;
+	int		len;
+	struct kvec *vec;
+	int pnum, vlen;
+	struct rpc_rqst *req = NULL;
+
+	dprintk("svc: tcp_recv %p data %d conn %d close %d\n",
+		svsk, test_bit(XPT_DATA, &svsk->sk_xprt.xpt_flags),
+		test_bit(XPT_CONN, &svsk->sk_xprt.xpt_flags),
+		test_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags));
+
+	len = svc_tcp_recv_record(svsk, rqstp);
+	if (len < 0)
+		goto error;
+
 	vec = rqstp->rq_vec;
 	vec[0] = rqstp->rq_arg.head[0];
 	vlen = PAGE_SIZE;
+
+	/*
+	 * We have enough data for the whole tcp record. Let's try and read the
+	 * first 8 bytes to get the xid and the call direction. We can use this
+	 * to figure out if this is a call or a reply to a callback. If
+	 * sk_reclen is < 8 (xid and calldir), then this is a malformed packet.
+	 * In that case, don't bother with the calldir and just read the data.
+	 * It will be rejected in svc_process.
+	 */
+	if (len >= 8) {
+		len = svc_process_calldir(svsk, rqstp, &req, vec);
+		if (len < 0)
+			goto err_again;
+		vlen -= 8;
+	}
+
 	pnum = 1;
 	while (vlen < len) {
-		vec[pnum].iov_base = page_address(rqstp->rq_pages[pnum]);
+		vec[pnum].iov_base = (req) ?
+			page_address(req->rq_private_buf.pages[pnum - 1]) :
+			page_address(rqstp->rq_pages[pnum]);
 		vec[pnum].iov_len = PAGE_SIZE;
 		pnum++;
 		vlen += PAGE_SIZE;
@@ -934,8 +1078,18 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 	/* Now receive data */
 	len = svc_recvfrom(rqstp, vec, pnum, len);
 	if (len < 0)
-		goto error;
+		goto err_again;
 
+	/*
+	 * Account for the 8 bytes we read earlier
+	 */
+	len += 8;
+
+	if (req) {
+		xprt_complete_rqst(req->rq_task, len);
+		len = 0;
+		goto out;
+	}
 	dprintk("svc: TCP complete record (%d bytes)\n", len);
 	rqstp->rq_arg.len = len;
 	rqstp->rq_arg.page_base = 0;
@@ -949,6 +1103,7 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 	rqstp->rq_xprt_ctxt   = NULL;
 	rqstp->rq_prot	      = IPPROTO_TCP;
 
+out:
 	/* Reset TCP read info */
 	svsk->sk_reclen = 0;
 	svsk->sk_tcplen = 0;
@@ -960,21 +1115,19 @@ static int svc_tcp_recvfrom(struct svc_rqst *rqstp)
 
 	return len;
 
- err_delete:
-	set_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags);
-	return -EAGAIN;
-
- error:
+err_again:
 	if (len == -EAGAIN) {
 		dprintk("RPC: TCP recvfrom got EAGAIN\n");
 		svc_xprt_received(&svsk->sk_xprt);
-	} else {
+		return len;
+	}
+error:
+	if (len != -EAGAIN) {
 		printk(KERN_NOTICE "%s: recvfrom returned errno %d\n",
 		       svsk->sk_xprt.xpt_server->sv_name, -len);
-		goto err_delete;
+		set_bit(XPT_CLOSE, &svsk->sk_xprt.xpt_flags);
 	}
-
-	return len;
+	return -EAGAIN;
 }
 
 /*
diff --git a/net/sunrpc/sysctl.c b/net/sunrpc/sysctl.c
index 5231f7aaac0e..42f9748ae093 100644
--- a/net/sunrpc/sysctl.c
+++ b/net/sunrpc/sysctl.c
@@ -56,7 +56,7 @@ rpc_unregister_sysctl(void)
 	}
 }
 
-static int proc_do_xprt(ctl_table *table, int write, struct file *file,
+static int proc_do_xprt(ctl_table *table, int write,
 			void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char tmpbuf[256];
@@ -71,7 +71,7 @@ static int proc_do_xprt(ctl_table *table, int write, struct file *file,
 }
 
 static int
-proc_dodebug(ctl_table *table, int write, struct file *file,
+proc_dodebug(ctl_table *table, int write,
 				void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	char		tmpbuf[20], c, *s;
diff --git a/net/sunrpc/xprt.c b/net/sunrpc/xprt.c
index f412a852bc73..fd46d42afa89 100644
--- a/net/sunrpc/xprt.c
+++ b/net/sunrpc/xprt.c
@@ -832,6 +832,11 @@ static void xprt_timer(struct rpc_task *task)
 	spin_unlock_bh(&xprt->transport_lock);
 }
 
+static inline int xprt_has_timer(struct rpc_xprt *xprt)
+{
+	return xprt->idle_timeout != 0;
+}
+
 /**
  * xprt_prepare_transmit - reserve the transport before sending a request
  * @task: RPC task about to send a request
@@ -1013,7 +1018,7 @@ void xprt_release(struct rpc_task *task)
 	if (!list_empty(&req->rq_list))
 		list_del(&req->rq_list);
 	xprt->last_used = jiffies;
-	if (list_empty(&xprt->recv))
+	if (list_empty(&xprt->recv) && xprt_has_timer(xprt))
 		mod_timer(&xprt->timer,
 				xprt->last_used + xprt->idle_timeout);
 	spin_unlock_bh(&xprt->transport_lock);
@@ -1082,8 +1087,11 @@ found:
 #endif /* CONFIG_NFS_V4_1 */
 
 	INIT_WORK(&xprt->task_cleanup, xprt_autoclose);
-	setup_timer(&xprt->timer, xprt_init_autodisconnect,
-			(unsigned long)xprt);
+	if (xprt_has_timer(xprt))
+		setup_timer(&xprt->timer, xprt_init_autodisconnect,
+			    (unsigned long)xprt);
+	else
+		init_timer(&xprt->timer);
 	xprt->last_used = jiffies;
 	xprt->cwnd = RPC_INITCWND;
 	xprt->bind_index = 0;
@@ -1102,7 +1110,6 @@ found:
 
 	dprintk("RPC:       created transport %p with %u slots\n", xprt,
 			xprt->max_reqs);
-
 	return xprt;
 }
 
diff --git a/net/sunrpc/xprtrdma/svc_rdma.c b/net/sunrpc/xprtrdma/svc_rdma.c
index 87101177825b..35fb68b9c8ec 100644
--- a/net/sunrpc/xprtrdma/svc_rdma.c
+++ b/net/sunrpc/xprtrdma/svc_rdma.c
@@ -80,7 +80,7 @@ struct kmem_cache *svc_rdma_ctxt_cachep;
  * current value.
  */
 static int read_reset_stat(ctl_table *table, int write,
-			   struct file *filp, void __user *buffer, size_t *lenp,
+			   void __user *buffer, size_t *lenp,
 			   loff_t *ppos)
 {
 	atomic_t *stat = (atomic_t *)table->data;
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 5151f9f6c573..3fa5751af0ec 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -42,6 +42,7 @@
 #include <linux/sunrpc/svc_xprt.h>
 #include <linux/sunrpc/debug.h>
 #include <linux/sunrpc/rpc_rdma.h>
+#include <linux/sched.h>
 #include <linux/spinlock.h>
 #include <rdma/ib_verbs.h>
 #include <rdma/rdma_cm.h>
@@ -730,12 +731,12 @@ static struct svc_rdma_fastreg_mr *rdma_alloc_frmr(struct svcxprt_rdma *xprt)
 		goto err;
 
 	mr = ib_alloc_fast_reg_mr(xprt->sc_pd, RPCSVC_MAXPAGES);
-	if (!mr)
+	if (IS_ERR(mr))
 		goto err_free_frmr;
 
 	pl = ib_alloc_fast_reg_page_list(xprt->sc_cm_id->device,
 					 RPCSVC_MAXPAGES);
-	if (!pl)
+	if (IS_ERR(pl))
 		goto err_free_mr;
 
 	frmr->mr = mr;
diff --git a/net/sunrpc/xprtsock.c b/net/sunrpc/xprtsock.c
index 62438f3a914d..37c5475ba258 100644
--- a/net/sunrpc/xprtsock.c
+++ b/net/sunrpc/xprtsock.c
@@ -32,6 +32,7 @@
 #include <linux/tcp.h>
 #include <linux/sunrpc/clnt.h>
 #include <linux/sunrpc/sched.h>
+#include <linux/sunrpc/svcsock.h>
 #include <linux/sunrpc/xprtsock.h>
 #include <linux/file.h>
 #ifdef CONFIG_NFS_V4_1
@@ -43,6 +44,7 @@
 #include <net/udp.h>
 #include <net/tcp.h>
 
+#include "sunrpc.h"
 /*
  * xprtsock tunables
  */
@@ -771,6 +773,7 @@ static void xs_close(struct rpc_xprt *xprt)
 	dprintk("RPC:       xs_close xprt %p\n", xprt);
 
 	xs_reset_transport(transport);
+	xprt->reestablish_timeout = 0;
 
 	smp_mb__before_clear_bit();
 	clear_bit(XPRT_CONNECTION_ABORT, &xprt->state);
@@ -1262,6 +1265,12 @@ static void xs_tcp_data_ready(struct sock *sk, int bytes)
 	if (xprt->shutdown)
 		goto out;
 
+	/* Any data means we had a useful conversation, so
+	 * the we don't need to delay the next reconnect
+	 */
+	if (xprt->reestablish_timeout)
+		xprt->reestablish_timeout = 0;
+
 	/* We use rd_desc to pass struct xprt to xs_tcp_data_recv */
 	rd_desc.arg.data = xprt;
 	do {
@@ -2032,6 +2041,8 @@ static void xs_connect(struct rpc_task *task)
 				   &transport->connect_worker,
 				   xprt->reestablish_timeout);
 		xprt->reestablish_timeout <<= 1;
+		if (xprt->reestablish_timeout < XS_TCP_INIT_REEST_TO)
+			xprt->reestablish_timeout = XS_TCP_INIT_REEST_TO;
 		if (xprt->reestablish_timeout > XS_TCP_MAX_REEST_TO)
 			xprt->reestablish_timeout = XS_TCP_MAX_REEST_TO;
 	} else {
@@ -2098,6 +2109,134 @@ static void xs_tcp_print_stats(struct rpc_xprt *xprt, struct seq_file *seq)
 			xprt->stat.bklog_u);
 }
 
+/*
+ * Allocate a bunch of pages for a scratch buffer for the rpc code. The reason
+ * we allocate pages instead doing a kmalloc like rpc_malloc is because we want
+ * to use the server side send routines.
+ */
+void *bc_malloc(struct rpc_task *task, size_t size)
+{
+	struct page *page;
+	struct rpc_buffer *buf;
+
+	BUG_ON(size > PAGE_SIZE - sizeof(struct rpc_buffer));
+	page = alloc_page(GFP_KERNEL);
+
+	if (!page)
+		return NULL;
+
+	buf = page_address(page);
+	buf->len = PAGE_SIZE;
+
+	return buf->data;
+}
+
+/*
+ * Free the space allocated in the bc_alloc routine
+ */
+void bc_free(void *buffer)
+{
+	struct rpc_buffer *buf;
+
+	if (!buffer)
+		return;
+
+	buf = container_of(buffer, struct rpc_buffer, data);
+	free_page((unsigned long)buf);
+}
+
+/*
+ * Use the svc_sock to send the callback. Must be called with svsk->sk_mutex
+ * held. Borrows heavily from svc_tcp_sendto and xs_tcp_send_request.
+ */
+static int bc_sendto(struct rpc_rqst *req)
+{
+	int len;
+	struct xdr_buf *xbufp = &req->rq_snd_buf;
+	struct rpc_xprt *xprt = req->rq_xprt;
+	struct sock_xprt *transport =
+				container_of(xprt, struct sock_xprt, xprt);
+	struct socket *sock = transport->sock;
+	unsigned long headoff;
+	unsigned long tailoff;
+
+	/*
+	 * Set up the rpc header and record marker stuff
+	 */
+	xs_encode_tcp_record_marker(xbufp);
+
+	tailoff = (unsigned long)xbufp->tail[0].iov_base & ~PAGE_MASK;
+	headoff = (unsigned long)xbufp->head[0].iov_base & ~PAGE_MASK;
+	len = svc_send_common(sock, xbufp,
+			      virt_to_page(xbufp->head[0].iov_base), headoff,
+			      xbufp->tail[0].iov_base, tailoff);
+
+	if (len != xbufp->len) {
+		printk(KERN_NOTICE "Error sending entire callback!\n");
+		len = -EAGAIN;
+	}
+
+	return len;
+}
+
+/*
+ * The send routine. Borrows from svc_send
+ */
+static int bc_send_request(struct rpc_task *task)
+{
+	struct rpc_rqst *req = task->tk_rqstp;
+	struct svc_xprt	*xprt;
+	struct svc_sock         *svsk;
+	u32                     len;
+
+	dprintk("sending request with xid: %08x\n", ntohl(req->rq_xid));
+	/*
+	 * Get the server socket associated with this callback xprt
+	 */
+	xprt = req->rq_xprt->bc_xprt;
+	svsk = container_of(xprt, struct svc_sock, sk_xprt);
+
+	/*
+	 * Grab the mutex to serialize data as the connection is shared
+	 * with the fore channel
+	 */
+	if (!mutex_trylock(&xprt->xpt_mutex)) {
+		rpc_sleep_on(&xprt->xpt_bc_pending, task, NULL);
+		if (!mutex_trylock(&xprt->xpt_mutex))
+			return -EAGAIN;
+		rpc_wake_up_queued_task(&xprt->xpt_bc_pending, task);
+	}
+	if (test_bit(XPT_DEAD, &xprt->xpt_flags))
+		len = -ENOTCONN;
+	else
+		len = bc_sendto(req);
+	mutex_unlock(&xprt->xpt_mutex);
+
+	if (len > 0)
+		len = 0;
+
+	return len;
+}
+
+/*
+ * The close routine. Since this is client initiated, we do nothing
+ */
+
+static void bc_close(struct rpc_xprt *xprt)
+{
+	return;
+}
+
+/*
+ * The xprt destroy routine. Again, because this connection is client
+ * initiated, we do nothing
+ */
+
+static void bc_destroy(struct rpc_xprt *xprt)
+{
+	return;
+}
+
 static struct rpc_xprt_ops xs_udp_ops = {
 	.set_buffer_size	= xs_udp_set_buffer_size,
 	.reserve_xprt		= xprt_reserve_xprt_cong,
@@ -2134,6 +2273,22 @@ static struct rpc_xprt_ops xs_tcp_ops = {
 	.print_stats		= xs_tcp_print_stats,
 };
 
+/*
+ * The rpc_xprt_ops for the server backchannel
+ */
+
+static struct rpc_xprt_ops bc_tcp_ops = {
+	.reserve_xprt		= xprt_reserve_xprt,
+	.release_xprt		= xprt_release_xprt,
+	.buf_alloc		= bc_malloc,
+	.buf_free		= bc_free,
+	.send_request		= bc_send_request,
+	.set_retrans_timeout	= xprt_set_retrans_timeout_def,
+	.close			= bc_close,
+	.destroy		= bc_destroy,
+	.print_stats		= xs_tcp_print_stats,
+};
+
 static struct rpc_xprt *xs_setup_xprt(struct xprt_create *args,
 				      unsigned int slot_table_size)
 {
@@ -2322,11 +2477,93 @@ static struct rpc_xprt *xs_setup_tcp(struct xprt_create *args)
 	return ERR_PTR(-EINVAL);
 }
 
+/**
+ * xs_setup_bc_tcp - Set up transport to use a TCP backchannel socket
+ * @args: rpc transport creation arguments
+ *
+ */
+static struct rpc_xprt *xs_setup_bc_tcp(struct xprt_create *args)
+{
+	struct sockaddr *addr = args->dstaddr;
+	struct rpc_xprt *xprt;
+	struct sock_xprt *transport;
+	struct svc_sock *bc_sock;
+
+	if (!args->bc_xprt)
+		ERR_PTR(-EINVAL);
+
+	xprt = xs_setup_xprt(args, xprt_tcp_slot_table_entries);
+	if (IS_ERR(xprt))
+		return xprt;
+	transport = container_of(xprt, struct sock_xprt, xprt);
+
+	xprt->prot = IPPROTO_TCP;
+	xprt->tsh_size = sizeof(rpc_fraghdr) / sizeof(u32);
+	xprt->max_payload = RPC_MAX_FRAGMENT_SIZE;
+	xprt->timeout = &xs_tcp_default_timeout;
+
+	/* backchannel */
+	xprt_set_bound(xprt);
+	xprt->bind_timeout = 0;
+	xprt->connect_timeout = 0;
+	xprt->reestablish_timeout = 0;
+	xprt->idle_timeout = 0;
+
+	/*
+	 * The backchannel uses the same socket connection as the
+	 * forechannel
+	 */
+	xprt->bc_xprt = args->bc_xprt;
+	bc_sock = container_of(args->bc_xprt, struct svc_sock, sk_xprt);
+	bc_sock->sk_bc_xprt = xprt;
+	transport->sock = bc_sock->sk_sock;
+	transport->inet = bc_sock->sk_sk;
+
+	xprt->ops = &bc_tcp_ops;
+
+	switch (addr->sa_family) {
+	case AF_INET:
+		xs_format_peer_addresses(xprt, "tcp",
+					 RPCBIND_NETID_TCP);
+		break;
+	case AF_INET6:
+		xs_format_peer_addresses(xprt, "tcp",
+				   RPCBIND_NETID_TCP6);
+		break;
+	default:
+		kfree(xprt);
+		return ERR_PTR(-EAFNOSUPPORT);
+	}
+
+	if (xprt_bound(xprt))
+		dprintk("RPC:       set up xprt to %s (port %s) via %s\n",
+				xprt->address_strings[RPC_DISPLAY_ADDR],
+				xprt->address_strings[RPC_DISPLAY_PORT],
+				xprt->address_strings[RPC_DISPLAY_PROTO]);
+	else
+		dprintk("RPC:       set up xprt to %s (autobind) via %s\n",
+				xprt->address_strings[RPC_DISPLAY_ADDR],
+				xprt->address_strings[RPC_DISPLAY_PROTO]);
+
+	/*
+	 * Since we don't want connections for the backchannel, we set
+	 * the xprt status to connected
+	 */
+	xprt_set_connected(xprt);
+
+
+	if (try_module_get(THIS_MODULE))
+		return xprt;
+	kfree(xprt->slot);
+	kfree(xprt);
+	return ERR_PTR(-EINVAL);
+}
+
 static struct xprt_class	xs_udp_transport = {
 	.list		= LIST_HEAD_INIT(xs_udp_transport.list),
 	.name		= "udp",
 	.owner		= THIS_MODULE,
-	.ident		= IPPROTO_UDP,
+	.ident		= XPRT_TRANSPORT_UDP,
 	.setup		= xs_setup_udp,
 };
 
@@ -2334,10 +2571,18 @@ static struct xprt_class	xs_tcp_transport = {
 	.list		= LIST_HEAD_INIT(xs_tcp_transport.list),
 	.name		= "tcp",
 	.owner		= THIS_MODULE,
-	.ident		= IPPROTO_TCP,
+	.ident		= XPRT_TRANSPORT_TCP,
 	.setup		= xs_setup_tcp,
 };
 
+static struct xprt_class	xs_bc_tcp_transport = {
+	.list		= LIST_HEAD_INIT(xs_bc_tcp_transport.list),
+	.name		= "tcp NFSv4.1 backchannel",
+	.owner		= THIS_MODULE,
+	.ident		= XPRT_TRANSPORT_BC_TCP,
+	.setup		= xs_setup_bc_tcp,
+};
+
 /**
  * init_socket_xprt - set up xprtsock's sysctls, register with RPC client
  *
@@ -2351,6 +2596,7 @@ int init_socket_xprt(void)
 
 	xprt_register_transport(&xs_udp_transport);
 	xprt_register_transport(&xs_tcp_transport);
+	xprt_register_transport(&xs_bc_tcp_transport);
 
 	return 0;
 }
@@ -2370,6 +2616,7 @@ void cleanup_socket_xprt(void)
 
 	xprt_unregister_transport(&xs_udp_transport);
 	xprt_unregister_transport(&xs_tcp_transport);
+	xprt_unregister_transport(&xs_bc_tcp_transport);
 }
 
 static int param_set_uint_minmax(const char *val, struct kernel_param *kp,
diff --git a/net/tipc/socket.c b/net/tipc/socket.c
index e8254e809b79..e6d9abf7440e 100644
--- a/net/tipc/socket.c
+++ b/net/tipc/socket.c
@@ -1658,7 +1658,7 @@ restart:
  */
 
 static int setsockopt(struct socket *sock,
-		      int lvl, int opt, char __user *ov, int ol)
+		      int lvl, int opt, char __user *ov, unsigned int ol)
 {
 	struct sock *sk = sock->sk;
 	struct tipc_port *tport = tipc_sk_port(sk);
diff --git a/net/unix/af_unix.c b/net/unix/af_unix.c
index 51ab497115eb..fc820cd75453 100644
--- a/net/unix/af_unix.c
+++ b/net/unix/af_unix.c
@@ -1074,6 +1074,8 @@ restart:
 	err = -ECONNREFUSED;
 	if (other->sk_state != TCP_LISTEN)
 		goto out_unlock;
+	if (other->sk_shutdown & RCV_SHUTDOWN)
+		goto out_unlock;
 
 	if (unix_recvq_full(other)) {
 		err = -EAGAIN;
diff --git a/net/wireless/core.c b/net/wireless/core.c
index 45b2be3274db..a595f712b5bf 100644
--- a/net/wireless/core.c
+++ b/net/wireless/core.c
@@ -14,6 +14,7 @@
 #include <linux/device.h>
 #include <linux/etherdevice.h>
 #include <linux/rtnetlink.h>
+#include <linux/sched.h>
 #include <net/genetlink.h>
 #include <net/cfg80211.h>
 #include "nl80211.h"
diff --git a/net/wireless/core.h b/net/wireless/core.h
index 2a33d8bc886b..68b321997d4c 100644
--- a/net/wireless/core.h
+++ b/net/wireless/core.h
@@ -358,6 +358,7 @@ int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
 			      struct wireless_dev *wdev);
 
 void cfg80211_conn_work(struct work_struct *work);
+void cfg80211_sme_failed_assoc(struct wireless_dev *wdev);
 bool cfg80211_sme_failed_reassoc(struct wireless_dev *wdev);
 
 /* internal helpers */
diff --git a/net/wireless/mlme.c b/net/wireless/mlme.c
index 79d2eec54cec..0a6b7a0eca6b 100644
--- a/net/wireless/mlme.c
+++ b/net/wireless/mlme.c
@@ -62,6 +62,7 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
 	u8 *ie = mgmt->u.assoc_resp.variable;
 	int i, ieoffs = offsetof(struct ieee80211_mgmt, u.assoc_resp.variable);
 	struct cfg80211_internal_bss *bss = NULL;
+	bool need_connect_result = true;
 
 	wdev_lock(wdev);
 
@@ -94,6 +95,14 @@ void cfg80211_send_rx_assoc(struct net_device *dev, const u8 *buf, size_t len)
 		}
 
 		WARN_ON(!bss);
+	} else if (wdev->conn) {
+		cfg80211_sme_failed_assoc(wdev);
+		need_connect_result = false;
+		/*
+		 * do not call connect_result() now because the
+		 * sme will schedule work that does it later.
+		 */
+		goto out;
 	}
 
 	if (!wdev->conn && wdev->sme_state == CFG80211_SME_IDLE) {
diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c
index eddab097435c..ca3c92a0a14f 100644
--- a/net/wireless/nl80211.c
+++ b/net/wireless/nl80211.c
@@ -4029,7 +4029,7 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info)
 	rdev = cfg80211_get_dev_from_info(info);
 	if (IS_ERR(rdev)) {
 		err = PTR_ERR(rdev);
-		goto out;
+		goto out_rtnl;
 	}
 
 	net = get_net_ns_by_pid(pid);
@@ -4049,6 +4049,7 @@ static int nl80211_wiphy_netns(struct sk_buff *skb, struct genl_info *info)
 	put_net(net);
  out:
 	cfg80211_unlock_rdev(rdev);
+ out_rtnl:
 	rtnl_unlock();
 	return err;
 }
diff --git a/net/wireless/sme.c b/net/wireless/sme.c
index 7fae7eee65de..9f0b2800a9d7 100644
--- a/net/wireless/sme.c
+++ b/net/wireless/sme.c
@@ -26,6 +26,7 @@ struct cfg80211_conn {
 		CFG80211_CONN_AUTHENTICATING,
 		CFG80211_CONN_ASSOCIATE_NEXT,
 		CFG80211_CONN_ASSOCIATING,
+		CFG80211_CONN_DEAUTH_ASSOC_FAIL,
 	} state;
 	u8 bssid[ETH_ALEN], prev_bssid[ETH_ALEN];
 	u8 *ie;
@@ -148,6 +149,12 @@ static int cfg80211_conn_do_work(struct wireless_dev *wdev)
 					       NULL, 0,
 					       WLAN_REASON_DEAUTH_LEAVING);
 		return err;
+	case CFG80211_CONN_DEAUTH_ASSOC_FAIL:
+		__cfg80211_mlme_deauth(rdev, wdev->netdev, params->bssid,
+				       NULL, 0,
+				       WLAN_REASON_DEAUTH_LEAVING);
+		/* return an error so that we call __cfg80211_connect_result() */
+		return -EINVAL;
 	default:
 		return 0;
 	}
@@ -158,6 +165,7 @@ void cfg80211_conn_work(struct work_struct *work)
 	struct cfg80211_registered_device *rdev =
 		container_of(work, struct cfg80211_registered_device, conn_work);
 	struct wireless_dev *wdev;
+	u8 bssid_buf[ETH_ALEN], *bssid = NULL;
 
 	rtnl_lock();
 	cfg80211_lock_rdev(rdev);
@@ -173,10 +181,13 @@ void cfg80211_conn_work(struct work_struct *work)
 			wdev_unlock(wdev);
 			continue;
 		}
+		if (wdev->conn->params.bssid) {
+			memcpy(bssid_buf, wdev->conn->params.bssid, ETH_ALEN);
+			bssid = bssid_buf;
+		}
 		if (cfg80211_conn_do_work(wdev))
 			__cfg80211_connect_result(
-					wdev->netdev,
-					wdev->conn->params.bssid,
+					wdev->netdev, bssid,
 					NULL, 0, NULL, 0,
 					WLAN_STATUS_UNSPECIFIED_FAILURE,
 					false, NULL);
@@ -337,6 +348,15 @@ bool cfg80211_sme_failed_reassoc(struct wireless_dev *wdev)
 	return true;
 }
 
+void cfg80211_sme_failed_assoc(struct wireless_dev *wdev)
+{
+	struct wiphy *wiphy = wdev->wiphy;
+	struct cfg80211_registered_device *rdev = wiphy_to_dev(wiphy);
+
+	wdev->conn->state = CFG80211_CONN_DEAUTH_ASSOC_FAIL;
+	schedule_work(&rdev->conn_work);
+}
+
 void __cfg80211_connect_result(struct net_device *dev, const u8 *bssid,
 			       const u8 *req_ie, size_t req_ie_len,
 			       const u8 *resp_ie, size_t resp_ie_len,
@@ -762,9 +782,8 @@ int __cfg80211_connect(struct cfg80211_registered_device *rdev,
 		wdev->conn->params.ssid = wdev->ssid;
 		wdev->conn->params.ssid_len = connect->ssid_len;
 
-		/* don't care about result -- but fill bssid & channel */
-		if (!wdev->conn->params.bssid || !wdev->conn->params.channel)
-			bss = cfg80211_get_conn_bss(wdev);
+		/* see if we have the bss already */
+		bss = cfg80211_get_conn_bss(wdev);
 
 		wdev->sme_state = CFG80211_SME_CONNECTING;
 		wdev->connect_keys = connkeys;
diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index 429dd06a4ecc..561a45cf2a6a 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -834,7 +834,7 @@ int cfg80211_wext_siwtxpower(struct net_device *dev,
 		return 0;
 	}
 
-	return rdev->ops->set_tx_power(wdev->wiphy, type, dbm);;
+	return rdev->ops->set_tx_power(wdev->wiphy, type, dbm);
 }
 EXPORT_SYMBOL_GPL(cfg80211_wext_siwtxpower);
 
diff --git a/net/wireless/wext-sme.c b/net/wireless/wext-sme.c
index d16cd9ea4d00..5615a8802536 100644
--- a/net/wireless/wext-sme.c
+++ b/net/wireless/wext-sme.c
@@ -26,11 +26,12 @@ int cfg80211_mgd_wext_connect(struct cfg80211_registered_device *rdev,
 
 	wdev->wext.connect.ie = wdev->wext.ie;
 	wdev->wext.connect.ie_len = wdev->wext.ie_len;
-	wdev->wext.connect.privacy = wdev->wext.default_key != -1;
 
 	if (wdev->wext.keys) {
 		wdev->wext.keys->def = wdev->wext.default_key;
 		wdev->wext.keys->defmgmt = wdev->wext.default_mgmt_key;
+		if (wdev->wext.default_key != -1)
+			wdev->wext.connect.privacy = true;
 	}
 
 	if (!wdev->wext.connect.ssid_len)
@@ -229,8 +230,7 @@ int cfg80211_mgd_wext_giwessid(struct net_device *dev,
 		data->flags = 1;
 		data->length = wdev->wext.connect.ssid_len;
 		memcpy(ssid, wdev->wext.connect.ssid, data->length);
-	} else
-		data->flags = 0;
+	}
 	wdev_unlock(wdev);
 
 	return 0;
@@ -306,8 +306,6 @@ int cfg80211_mgd_wext_giwap(struct net_device *dev,
 	wdev_lock(wdev);
 	if (wdev->current_bss)
 		memcpy(ap_addr->sa_data, wdev->current_bss->pub.bssid, ETH_ALEN);
-	else if (wdev->wext.connect.bssid)
-		memcpy(ap_addr->sa_data, wdev->wext.connect.bssid, ETH_ALEN);
 	else
 		memset(ap_addr->sa_data, 0, ETH_ALEN);
 	wdev_unlock(wdev);
diff --git a/net/wireless/wext.c b/net/wireless/wext.c
index 5b4a0cee4418..60fe57761ca9 100644
--- a/net/wireless/wext.c
+++ b/net/wireless/wext.c
@@ -470,7 +470,7 @@ static iw_handler get_handler(struct net_device *dev, unsigned int cmd)
 /*
  * Get statistics out of the driver
  */
-static struct iw_statistics *get_wireless_stats(struct net_device *dev)
+struct iw_statistics *get_wireless_stats(struct net_device *dev)
 {
 	/* New location */
 	if ((dev->wireless_handlers != NULL) &&
@@ -773,10 +773,13 @@ static int ioctl_standard_iw_point(struct iw_point *iwp, unsigned int cmd,
 			essid_compat = 1;
 		else if (IW_IS_SET(cmd) && (iwp->length != 0)) {
 			char essid[IW_ESSID_MAX_SIZE + 1];
+			unsigned int len;
+			len = iwp->length * descr->token_size;
 
-			err = copy_from_user(essid, iwp->pointer,
-					     iwp->length *
-					     descr->token_size);
+			if (len > IW_ESSID_MAX_SIZE)
+				return -EFAULT;
+
+			err = copy_from_user(essid, iwp->pointer, len);
 			if (err)
 				return -EFAULT;
 
diff --git a/net/x25/af_x25.c b/net/x25/af_x25.c
index 5e6c072c64d3..7fa9c7ad3d3b 100644
--- a/net/x25/af_x25.c
+++ b/net/x25/af_x25.c
@@ -409,7 +409,7 @@ static void x25_destroy_socket(struct sock *sk)
  */
 
 static int x25_setsockopt(struct socket *sock, int level, int optname,
-			  char __user *optval, int optlen)
+			  char __user *optval, unsigned int optlen)
 {
 	int opt;
 	struct sock *sk = sock->sk;
diff --git a/samples/Kconfig b/samples/Kconfig
index 428b065ba695..b92bde3c6a89 100644
--- a/samples/Kconfig
+++ b/samples/Kconfig
@@ -7,12 +7,6 @@ menuconfig SAMPLES
 
 if SAMPLES
 
-config SAMPLE_MARKERS
-	tristate "Build markers examples -- loadable modules only"
-	depends on MARKERS && m
-	help
-	  This build markers example modules.
-
 config SAMPLE_TRACEPOINTS
 	tristate "Build tracepoints examples -- loadable modules only"
 	depends on TRACEPOINTS && m
diff --git a/samples/Makefile b/samples/Makefile
index 13e4b470b539..43343a03b1f4 100644
--- a/samples/Makefile
+++ b/samples/Makefile
@@ -1,3 +1,3 @@
 # Makefile for Linux samples code
 
-obj-$(CONFIG_SAMPLES)	+= markers/ kobject/ kprobes/ tracepoints/ trace_events/
+obj-$(CONFIG_SAMPLES)	+= kobject/ kprobes/ tracepoints/ trace_events/
diff --git a/samples/markers/Makefile b/samples/markers/Makefile
deleted file mode 100644
index 6d7231265f0f..000000000000
--- a/samples/markers/Makefile
+++ /dev/null
@@ -1,4 +0,0 @@
-# builds the kprobes example kernel modules;
-# then to use one (as root):  insmod <module_name.ko>
-
-obj-$(CONFIG_SAMPLE_MARKERS) += probe-example.o marker-example.o
diff --git a/samples/markers/marker-example.c b/samples/markers/marker-example.c
deleted file mode 100644
index e9cd9c0bc84f..000000000000
--- a/samples/markers/marker-example.c
+++ /dev/null
@@ -1,53 +0,0 @@
-/* marker-example.c
- *
- * Executes a marker when /proc/marker-example is opened.
- *
- * (C) Copyright 2007 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
- *
- * This file is released under the GPLv2.
- * See the file COPYING for more details.
- */
-
-#include <linux/module.h>
-#include <linux/marker.h>
-#include <linux/sched.h>
-#include <linux/proc_fs.h>
-
-struct proc_dir_entry *pentry_example;
-
-static int my_open(struct inode *inode, struct file *file)
-{
-	int i;
-
-	trace_mark(subsystem_event, "integer %d string %s", 123,
-		"example string");
-	for (i = 0; i < 10; i++)
-		trace_mark(subsystem_eventb, MARK_NOARGS);
-	return -EPERM;
-}
-
-static struct file_operations mark_ops = {
-	.open = my_open,
-};
-
-static int __init example_init(void)
-{
-	printk(KERN_ALERT "example init\n");
-	pentry_example = proc_create("marker-example", 0444, NULL, &mark_ops);
-	if (!pentry_example)
-		return -EPERM;
-	return 0;
-}
-
-static void __exit example_exit(void)
-{
-	printk(KERN_ALERT "example exit\n");
-	remove_proc_entry("marker-example", NULL);
-}
-
-module_init(example_init)
-module_exit(example_exit)
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Mathieu Desnoyers");
-MODULE_DESCRIPTION("Marker example");
diff --git a/samples/markers/probe-example.c b/samples/markers/probe-example.c
deleted file mode 100644
index 2dfb3b32937e..000000000000
--- a/samples/markers/probe-example.c
+++ /dev/null
@@ -1,92 +0,0 @@
-/* probe-example.c
- *
- * Connects two functions to marker call sites.
- *
- * (C) Copyright 2007 Mathieu Desnoyers <mathieu.desnoyers@polymtl.ca>
- *
- * This file is released under the GPLv2.
- * See the file COPYING for more details.
- */
-
-#include <linux/sched.h>
-#include <linux/kernel.h>
-#include <linux/module.h>
-#include <linux/marker.h>
-#include <asm/atomic.h>
-
-struct probe_data {
-	const char *name;
-	const char *format;
-	marker_probe_func *probe_func;
-};
-
-void probe_subsystem_event(void *probe_data, void *call_data,
-	const char *format, va_list *args)
-{
-	/* Declare args */
-	unsigned int value;
-	const char *mystr;
-
-	/* Assign args */
-	value = va_arg(*args, typeof(value));
-	mystr = va_arg(*args, typeof(mystr));
-
-	/* Call printk */
-	printk(KERN_INFO "Value %u, string %s\n", value, mystr);
-
-	/* or count, check rights, serialize data in a buffer */
-}
-
-atomic_t eventb_count = ATOMIC_INIT(0);
-
-void probe_subsystem_eventb(void *probe_data, void *call_data,
-	const char *format, va_list *args)
-{
-	/* Increment counter */
-	atomic_inc(&eventb_count);
-}
-
-static struct probe_data probe_array[] =
-{
-	{	.name = "subsystem_event",
-		.format = "integer %d string %s",
-		.probe_func = probe_subsystem_event },
-	{	.name = "subsystem_eventb",
-		.format = MARK_NOARGS,
-		.probe_func = probe_subsystem_eventb },
-};
-
-static int __init probe_init(void)
-{
-	int result;
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(probe_array); i++) {
-		result = marker_probe_register(probe_array[i].name,
-				probe_array[i].format,
-				probe_array[i].probe_func, &probe_array[i]);
-		if (result)
-			printk(KERN_INFO "Unable to register probe %s\n",
-				probe_array[i].name);
-	}
-	return 0;
-}
-
-static void __exit probe_fini(void)
-{
-	int i;
-
-	for (i = 0; i < ARRAY_SIZE(probe_array); i++)
-		marker_probe_unregister(probe_array[i].name,
-			probe_array[i].probe_func, &probe_array[i]);
-	printk(KERN_INFO "Number of event b : %u\n",
-			atomic_read(&eventb_count));
-	marker_synchronize_unregister();
-}
-
-module_init(probe_init);
-module_exit(probe_fini);
-
-MODULE_LICENSE("GPL");
-MODULE_AUTHOR("Mathieu Desnoyers");
-MODULE_DESCRIPTION("SUBSYSTEM Probe");
diff --git a/samples/tracepoints/tracepoint-sample.c b/samples/tracepoints/tracepoint-sample.c
index 9cf80a11e8b6..26fab33ffa8c 100644
--- a/samples/tracepoints/tracepoint-sample.c
+++ b/samples/tracepoints/tracepoint-sample.c
@@ -28,7 +28,7 @@ static int my_open(struct inode *inode, struct file *file)
 	return -EPERM;
 }
 
-static struct file_operations mark_ops = {
+static const struct file_operations mark_ops = {
 	.open = my_open,
 };
 
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index c29be8f90248..c67e73ecd5be 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -83,11 +83,12 @@ TMPOUT := $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/)
 # is automatically cleaned up.
 try-run = $(shell set -e;		\
 	TMP="$(TMPOUT).$$$$.tmp";	\
+	TMPO="$(TMPOUT).$$$$.o";	\
 	if ($(1)) >/dev/null 2>&1;	\
 	then echo "$(2)";		\
 	else echo "$(3)";		\
 	fi;				\
-	rm -f "$$TMP")
+	rm -f "$$TMP" "$$TMPO")
 
 # as-option
 # Usage: cflags-y += $(call as-option,-Wa$(comma)-isa=foo,)
@@ -99,18 +100,18 @@ as-option = $(call try-run,\
 # Usage: cflags-y += $(call as-instr,instr,option1,option2)
 
 as-instr = $(call try-run,\
-	echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3))
+	/bin/echo -e "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -xassembler -o "$$TMP" -,$(2),$(3))
 
 # cc-option
 # Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)
 
 cc-option = $(call try-run,\
-	$(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",$(1),$(2))
+	$(CC) $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",$(1),$(2))
 
 # cc-option-yn
 # Usage: flag := $(call cc-option-yn,-march=winchip-c6)
 cc-option-yn = $(call try-run,\
-	$(CC) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",y,n)
+	$(CC) $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(1) -c -xc /dev/null -o "$$TMP",y,n)
 
 # cc-option-align
 # Prefix align with either -falign or -malign
@@ -130,10 +131,15 @@ cc-fullversion = $(shell $(CONFIG_SHELL) \
 # Usage:  EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
 cc-ifversion = $(shell [ $(call cc-version, $(CC)) $(1) $(2) ] && echo $(3))
 
+# cc-ldoption
+# Usage: ldflags += $(call cc-ldoption, -Wl$(comma)--hash-style=both)
+cc-ldoption = $(call try-run,\
+	$(CC) $(1) -nostdlib -xc /dev/null -o "$$TMP",$(1),$(2))
+
 # ld-option
-# Usage: ldflags += $(call ld-option, -Wl$(comma)--hash-style=both)
+# Usage: LDFLAGS += $(call ld-option, -X)
 ld-option = $(call try-run,\
-	$(CC) $(1) -nostdlib -xc /dev/null -o "$$TMP",$(1),$(2))
+	$(CC) /dev/null -c -o "$$TMPO" ; $(LD) $(1) "$$TMPO" -o "$$TMP",$(1),$(2))
 
 ######
 
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 5c4b7a400c18..341b58902ffc 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -206,7 +206,7 @@ cmd_modversions =							\
 endif
 
 ifdef CONFIG_FTRACE_MCOUNT_RECORD
-cmd_record_mcount = perl $(srctree)/scripts/recordmcount.pl "$(ARCH)" \
+cmd_record_mcount = set -e ; perl $(srctree)/scripts/recordmcount.pl "$(ARCH)" \
 	"$(if $(CONFIG_64BIT),64,32)" \
 	"$(OBJDUMP)" "$(OBJCOPY)" "$(CC)" "$(LD)" "$(NM)" "$(RM)" "$(MV)" \
 	"$(if $(part-of-module),1,0)" "$(@)";
@@ -216,6 +216,7 @@ define rule_cc_o_c
 	$(call echo-cmd,checksrc) $(cmd_checksrc)			  \
 	$(call echo-cmd,cc_o_c) $(cmd_cc_o_c);				  \
 	$(cmd_modversions)						  \
+	$(call echo-cmd,record_mcount)					  \
 	$(cmd_record_mcount)						  \
 	scripts/basic/fixdep $(depfile) $@ '$(call make-cmd,cc_o_c)' >    \
 	                                              $(dot-target).tmp;  \
@@ -269,7 +270,8 @@ targets += $(extra-y) $(MAKECMDGOALS) $(always)
 # Linker scripts preprocessor (.lds.S -> .lds)
 # ---------------------------------------------------------------------------
 quiet_cmd_cpp_lds_S = LDS     $@
-      cmd_cpp_lds_S = $(CPP) $(cpp_flags) -D__ASSEMBLY__ -o $@ $<
+      cmd_cpp_lds_S = $(CPP) $(cpp_flags) -P -C -U$(ARCH) \
+	                     -D__ASSEMBLY__ -DLINKER_SCRIPT -o $@ $<
 
 $(obj)/%.lds: $(src)/%.lds.S FORCE
 	$(call if_changed_dep,cpp_lds_S)
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 7a7778746ea6..ffdafb26f539 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -208,7 +208,7 @@ cmd_gzip = (cat $(filter-out FORCE,$^) | gzip -f -9 > $@) || \
 
 # Bzip2 and LZMA do not include size in file... so we have to fake that;
 # append the size as a 32-bit littleendian number as gzip does.
-size_append = echo -ne $(shell						\
+size_append = /bin/echo -ne $(shell					\
 dec_size=0;								\
 for F in $1; do								\
 	fsize=$$(stat -c "%s" $$F);					\
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index f4053dc7b5d6..8f14c81abbc7 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -13,7 +13,6 @@
 # 2) modpost is then used to
 # 3)  create one <module>.mod.c file pr. module
 # 4)  create one Module.symvers file with CRC for all exported symbols
-# 4a) [CONFIG_MARKERS] create one Module.markers file listing defined markers
 # 5) compile all <module>.mod.c files
 # 6) final link of the module to a <module.ko> file
 
@@ -59,10 +58,6 @@ include scripts/Makefile.lib
 
 kernelsymfile := $(objtree)/Module.symvers
 modulesymfile := $(firstword $(KBUILD_EXTMOD))/Module.symvers
-kernelmarkersfile := $(objtree)/Module.markers
-modulemarkersfile := $(firstword $(KBUILD_EXTMOD))/Module.markers
-
-markersfile = $(if $(KBUILD_EXTMOD),$(modulemarkersfile),$(kernelmarkersfile))
 
 # Step 1), find all modules listed in $(MODVERDIR)/
 __modules := $(sort $(shell grep -h '\.ko' /dev/null $(wildcard $(MODVERDIR)/*.mod)))
@@ -85,8 +80,6 @@ modpost = scripts/mod/modpost                    \
  $(if $(KBUILD_EXTRA_SYMBOLS), $(patsubst %, -e %,$(KBUILD_EXTRA_SYMBOLS))) \
  $(if $(KBUILD_EXTMOD),-o $(modulesymfile))      \
  $(if $(CONFIG_DEBUG_SECTION_MISMATCH),,-S)      \
- $(if $(CONFIG_MARKERS),-K $(kernelmarkersfile)) \
- $(if $(CONFIG_MARKERS),-M $(markersfile))	 \
  $(if $(KBUILD_EXTMOD)$(KBUILD_MODPOST_WARN),-w) \
  $(if $(cross_build),-c)
 
@@ -101,17 +94,12 @@ quiet_cmd_kernel-mod = MODPOST $@
       cmd_kernel-mod = $(modpost) $@
 
 vmlinux.o: FORCE
-	@rm -fr $(kernelmarkersfile)
 	$(call cmd,kernel-mod)
 
 # Declare generated files as targets for modpost
 $(symverfile):         __modpost ;
 $(modules:.ko=.mod.c): __modpost ;
 
-ifdef CONFIG_MARKERS
-$(markersfile):	       __modpost ;
-endif
-
 
 # Step 5), compile all *.mod.c files
 
diff --git a/scripts/basic/docproc.c b/scripts/basic/docproc.c
index 99ca7a698687..79ab973fb43a 100644
--- a/scripts/basic/docproc.c
+++ b/scripts/basic/docproc.c
@@ -71,7 +71,7 @@ FILELINE * docsection;
 
 static char *srctree, *kernsrctree;
 
-void usage (void)
+static void usage (void)
 {
 	fprintf(stderr, "Usage: docproc {doc|depend} file\n");
 	fprintf(stderr, "Input is read from file.tmpl. Output is sent to stdout\n");
@@ -84,7 +84,7 @@ void usage (void)
 /*
  * Execute kernel-doc with parameters given in svec
  */
-void exec_kernel_doc(char **svec)
+static void exec_kernel_doc(char **svec)
 {
 	pid_t pid;
 	int ret;
@@ -129,7 +129,7 @@ struct symfile
 struct symfile symfilelist[MAXFILES];
 int symfilecnt = 0;
 
-void add_new_symbol(struct symfile *sym, char * symname)
+static void add_new_symbol(struct symfile *sym, char * symname)
 {
 	sym->symbollist =
           realloc(sym->symbollist, (sym->symbolcnt + 1) * sizeof(char *));
@@ -137,14 +137,14 @@ void add_new_symbol(struct symfile *sym, char * symname)
 }
 
 /* Add a filename to the list */
-struct symfile * add_new_file(char * filename)
+static struct symfile * add_new_file(char * filename)
 {
 	symfilelist[symfilecnt++].filename = strdup(filename);
 	return &symfilelist[symfilecnt - 1];
 }
 
 /* Check if file already are present in the list */
-struct symfile * filename_exist(char * filename)
+static struct symfile * filename_exist(char * filename)
 {
 	int i;
 	for (i=0; i < symfilecnt; i++)
@@ -157,20 +157,20 @@ struct symfile * filename_exist(char * filename)
  * List all files referenced within the template file.
  * Files are separated by tabs.
  */
-void adddep(char * file)		   { printf("\t%s", file); }
-void adddep2(char * file, char * line)     { line = line; adddep(file); }
-void noaction(char * line)		   { line = line; }
-void noaction2(char * file, char * line)   { file = file; line = line; }
+static void adddep(char * file)		   { printf("\t%s", file); }
+static void adddep2(char * file, char * line)     { line = line; adddep(file); }
+static void noaction(char * line)		   { line = line; }
+static void noaction2(char * file, char * line)   { file = file; line = line; }
 
 /* Echo the line without further action */
-void printline(char * line)               { printf("%s", line); }
+static void printline(char * line)               { printf("%s", line); }
 
 /*
  * Find all symbols in filename that are exported with EXPORT_SYMBOL &
  * EXPORT_SYMBOL_GPL (& EXPORT_SYMBOL_GPL_FUTURE implicitly).
  * All symbols located are stored in symfilelist.
  */
-void find_export_symbols(char * filename)
+static void find_export_symbols(char * filename)
 {
 	FILE * fp;
 	struct symfile *sym;
@@ -227,7 +227,7 @@ void find_export_symbols(char * filename)
  * intfunc uses -nofunction
  * extfunc uses -function
  */
-void docfunctions(char * filename, char * type)
+static void docfunctions(char * filename, char * type)
 {
 	int i,j;
 	int symcnt = 0;
@@ -258,15 +258,15 @@ void docfunctions(char * filename, char * type)
 	fflush(stdout);
 	free(vec);
 }
-void intfunc(char * filename) {	docfunctions(filename, NOFUNCTION); }
-void extfunc(char * filename) { docfunctions(filename, FUNCTION);   }
+static void intfunc(char * filename) {	docfunctions(filename, NOFUNCTION); }
+static void extfunc(char * filename) { docfunctions(filename, FUNCTION);   }
 
 /*
  * Document specific function(s) in a file.
  * Call kernel-doc with the following parameters:
  * kernel-doc -docbook -function function1 [-function function2]
  */
-void singfunc(char * filename, char * line)
+static void singfunc(char * filename, char * line)
 {
 	char *vec[200]; /* Enough for specific functions */
         int i, idx = 0;
@@ -297,7 +297,7 @@ void singfunc(char * filename, char * line)
  * Call kernel-doc with the following parameters:
  * kernel-doc -docbook -function "doc section" filename
  */
-void docsect(char *filename, char *line)
+static void docsect(char *filename, char *line)
 {
 	char *vec[6]; /* kerneldoc -docbook -function "section" file NULL */
 	char *s;
@@ -324,7 +324,7 @@ void docsect(char *filename, char *line)
  * 5) Lines containing !P
  * 6) Default lines - lines not matching the above
  */
-void parse_file(FILE *infile)
+static void parse_file(FILE *infile)
 {
 	char line[MAXLINESZ];
 	char * s;
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index 72c15205bb2b..6bf21f83837d 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -16,8 +16,7 @@
  * tells make when to remake a file.
  *
  * To use this list as-is however has the drawback that virtually
- * every file in the kernel includes <linux/config.h> which then again
- * includes <linux/autoconf.h>
+ * every file in the kernel includes <linux/autoconf.h>.
  *
  * If the user re-runs make *config, linux/autoconf.h will be
  * regenerated.  make notices that and will rebuild every file which
@@ -125,8 +124,7 @@ char *target;
 char *depfile;
 char *cmdline;
 
-void usage(void)
-
+static void usage(void)
 {
 	fprintf(stderr, "Usage: fixdep <depfile> <target> <cmdline>\n");
 	exit(1);
@@ -135,7 +133,7 @@ void usage(void)
 /*
  * Print out the commandline prefixed with cmd_<target filename> :=
  */
-void print_cmdline(void)
+static void print_cmdline(void)
 {
 	printf("cmd_%s := %s\n\n", target, cmdline);
 }
@@ -148,7 +146,7 @@ int    len_config  = 0;
  * Grow the configuration string to a desired length.
  * Usually the first growth is plenty.
  */
-void grow_config(int len)
+static void grow_config(int len)
 {
 	while (len_config + len > size_config) {
 		if (size_config == 0)
@@ -164,7 +162,7 @@ void grow_config(int len)
 /*
  * Lookup a value in the configuration string.
  */
-int is_defined_config(const char * name, int len)
+static int is_defined_config(const char * name, int len)
 {
 	const char * pconfig;
 	const char * plast = str_config + len_config - len;
@@ -180,7 +178,7 @@ int is_defined_config(const char * name, int len)
 /*
  * Add a new value to the configuration string.
  */
-void define_config(const char * name, int len)
+static void define_config(const char * name, int len)
 {
 	grow_config(len + 1);
 
@@ -192,7 +190,7 @@ void define_config(const char * name, int len)
 /*
  * Clear the set of configuration strings.
  */
-void clear_config(void)
+static void clear_config(void)
 {
 	len_config = 0;
 	define_config("", 0);
@@ -201,7 +199,7 @@ void clear_config(void)
 /*
  * Record the use of a CONFIG_* word.
  */
-void use_config(char *m, int slen)
+static void use_config(char *m, int slen)
 {
 	char s[PATH_MAX];
 	char *p;
@@ -222,7 +220,7 @@ void use_config(char *m, int slen)
 	printf("    $(wildcard include/config/%s.h) \\\n", s);
 }
 
-void parse_config_file(char *map, size_t len)
+static void parse_config_file(char *map, size_t len)
 {
 	int *end = (int *) (map + len);
 	/* start at +1, so that p can never be < map */
@@ -256,7 +254,7 @@ void parse_config_file(char *map, size_t len)
 }
 
 /* test is s ends in sub */
-int strrcmp(char *s, char *sub)
+static int strrcmp(char *s, char *sub)
 {
 	int slen = strlen(s);
 	int sublen = strlen(sub);
@@ -267,7 +265,7 @@ int strrcmp(char *s, char *sub)
 	return memcmp(s + slen - sublen, sub, sublen);
 }
 
-void do_config_file(char *filename)
+static void do_config_file(char *filename)
 {
 	struct stat st;
 	int fd;
@@ -298,7 +296,7 @@ void do_config_file(char *filename)
 	close(fd);
 }
 
-void parse_dep_file(void *map, size_t len)
+static void parse_dep_file(void *map, size_t len)
 {
 	char *m = map;
 	char *end = m + len;
@@ -338,7 +336,7 @@ void parse_dep_file(void *map, size_t len)
 	printf("$(deps_%s):\n", target);
 }
 
-void print_deps(void)
+static void print_deps(void)
 {
 	struct stat st;
 	int fd;
@@ -370,7 +368,7 @@ void print_deps(void)
 	close(fd);
 }
 
-void traps(void)
+static void traps(void)
 {
 	static char test[] __attribute__((aligned(sizeof(int)))) = "CONF";
 	int *p = (int *)test;
diff --git a/scripts/basic/hash.c b/scripts/basic/hash.c
index 3299ad7fc8c0..2ef5d3f666b8 100644
--- a/scripts/basic/hash.c
+++ b/scripts/basic/hash.c
@@ -21,7 +21,7 @@ static void usage(void)
  * http://www.cse.yorku.ca/~oz/hash.html
  */
 
-unsigned int djb2_hash(char *str)
+static unsigned int djb2_hash(char *str)
 {
 	unsigned long hash = 5381;
 	int c;
@@ -34,7 +34,7 @@ unsigned int djb2_hash(char *str)
 	return (unsigned int)(hash & ((1 << DYNAMIC_DEBUG_HASH_BITS) - 1));
 }
 
-unsigned int r5_hash(char *str)
+static unsigned int r5_hash(char *str)
 {
 	unsigned long hash = 0;
 	int c;
diff --git a/scripts/checkincludes.pl b/scripts/checkincludes.pl
index 8e6b716c191c..676ddc07d6fa 100755
--- a/scripts/checkincludes.pl
+++ b/scripts/checkincludes.pl
@@ -1,24 +1,85 @@
 #!/usr/bin/perl
 #
-# checkincludes: Find files included more than once in (other) files.
+# checkincludes: find/remove files included more than once
+#
 # Copyright abandoned, 2000, Niels Kristian Bech Jensen <nkbj@image.dk>.
+# Copyright 2009 Luis R. Rodriguez <mcgrof@gmail.com>
+#
+# This script checks for duplicate includes. It also has support
+# to remove them in place. Note that this will not take into
+# consideration macros so you should run this only if you know
+# you do have real dups and do not have them under #ifdef's. You
+# could also just review the results.
+
+sub usage {
+	print "Usage: checkincludes.pl [-r]\n";
+	print "By default we just warn of duplicates\n";
+	print "To remove duplicated includes in place use -r\n";
+	exit 1;
+}
+
+my $remove = 0;
+
+if ($#ARGV < 0) {
+	usage();
+}
+
+if ($#ARGV >= 1) {
+	if ($ARGV[0] =~ /^-/) {
+		if ($ARGV[0] eq "-r") {
+			$remove = 1;
+			shift;
+		} else {
+			usage();
+		}
+	}
+}
 
 foreach $file (@ARGV) {
 	open(FILE, $file) or die "Cannot open $file: $!.\n";
 
 	my %includedfiles = ();
+	my @file_lines = ();
 
 	while (<FILE>) {
 		if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
 			++$includedfiles{$1};
 		}
+		push(@file_lines, $_);
 	}
-	
-	foreach $filename (keys %includedfiles) {
-		if ($includedfiles{$filename} > 1) {
-			print "$file: $filename is included more than once.\n";
+
+	close(FILE);
+
+	if (!$remove) {
+		foreach $filename (keys %includedfiles) {
+			if ($includedfiles{$filename} > 1) {
+				print "$file: $filename is included more than once.\n";
+			}
 		}
+		next;
 	}
 
+	open(FILE,">$file") || die("Cannot write to $file: $!");
+
+	my $dups = 0;
+	foreach (@file_lines) {
+		if (m/^\s*#\s*include\s*[<"](\S*)[>"]/o) {
+			foreach $filename (keys %includedfiles) {
+				if ($1 eq $filename) {
+					if ($includedfiles{$filename} > 1) {
+						$includedfiles{$filename}--;
+						$dups++;
+					} else {
+						print FILE $_;
+					}
+				}
+			}
+		} else {
+			print FILE $_;
+		}
+	}
+	if ($dups > 0) {
+		print "$file: removed $dups duplicate includes\n";
+	}
 	close(FILE);
 }
diff --git a/scripts/checkkconfigsymbols.sh b/scripts/checkkconfigsymbols.sh
index 39677c82747a..46be3c5a62b7 100755
--- a/scripts/checkkconfigsymbols.sh
+++ b/scripts/checkkconfigsymbols.sh
@@ -9,7 +9,7 @@ paths="$@"
 # Doing this once at the beginning saves a lot of time, on a cache-hot tree.
 Kconfigs="`find . -name 'Kconfig' -o -name 'Kconfig*[^~]'`"
 
-echo -e "File list \tundefined symbol used"
+/bin/echo -e "File list \tundefined symbol used"
 find $paths -name '*.[chS]' -o -name 'Makefile' -o -name 'Makefile*[^~]'| while read i
 do
 	# Output the bare Kconfig variable and the filename; the _MODULE part at
@@ -54,6 +54,6 @@ while read symb files; do
 	# beyond the purpose of this script.
 	symb_bare=`echo $symb | sed -e 's/_MODULE//'`
 	if ! grep -q "\<$symb_bare\>" $Kconfigs; then
-		echo -e "$files: \t$symb"
+		/bin/echo -e "$files: \t$symb"
 	fi
 done|sort
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index 2d5ece798c4c..bc4114f1ab30 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -2,7 +2,7 @@
 # (c) 2001, Dave Jones. <davej@redhat.com> (the file handling bit)
 # (c) 2005, Joel Schopp <jschopp@austin.ibm.com> (the ugly bit)
 # (c) 2007,2008, Andy Whitcroft <apw@uk.ibm.com> (new conditions, test suite)
-# (c) 2008, Andy Whitcroft <apw@canonical.com>
+# (c) 2008,2009, Andy Whitcroft <apw@canonical.com>
 # Licensed under the terms of the GNU GPL License version 2
 
 use strict;
@@ -10,7 +10,7 @@ use strict;
 my $P = $0;
 $P =~ s@.*/@@g;
 
-my $V = '0.28';
+my $V = '0.30';
 
 use Getopt::Long qw(:config no_auto_abbrev);
 
@@ -28,6 +28,41 @@ my $mailback = 0;
 my $summary_file = 0;
 my $root;
 my %debug;
+my $help = 0;
+
+sub help {
+	my ($exitcode) = @_;
+
+	print << "EOM";
+Usage: $P [OPTION]... [FILE]...
+Version: $V
+
+Options:
+  -q, --quiet                quiet
+  --no-tree                  run without a kernel tree
+  --no-signoff               do not check for 'Signed-off-by' line
+  --patch                    treat FILE as patchfile (default)
+  --emacs                    emacs compile window format
+  --terse                    one line per report
+  -f, --file                 treat FILE as regular source file
+  --subjective, --strict     enable more subjective tests
+  --root=PATH                PATH to the kernel tree root
+  --no-summary               suppress the per-file summary
+  --mailback                 only produce a report in case of warnings/errors
+  --summary-file             include the filename in summary
+  --debug KEY=[0|1]          turn on/off debugging of KEY, where KEY is one of
+                             'values', 'possible', 'type', and 'attr' (default
+                             is all off)
+  --test-only=WORD           report only warnings/errors containing WORD
+                             literally
+  -h, --help, --version      display this help and exit
+
+When FILE is - read standard input.
+EOM
+
+	exit($exitcode);
+}
+
 GetOptions(
 	'q|quiet+'	=> \$quiet,
 	'tree!'		=> \$tree,
@@ -35,7 +70,7 @@ GetOptions(
 	'patch!'	=> \$chk_patch,
 	'emacs!'	=> \$emacs,
 	'terse!'	=> \$terse,
-	'file!'		=> \$file,
+	'f|file!'	=> \$file,
 	'subjective!'	=> \$check,
 	'strict!'	=> \$check,
 	'root=s'	=> \$root,
@@ -45,22 +80,16 @@ GetOptions(
 
 	'debug=s'	=> \%debug,
 	'test-only=s'	=> \$tst_only,
-) or exit;
+	'h|help'	=> \$help,
+	'version'	=> \$help
+) or help(1);
+
+help(0) if ($help);
 
 my $exit = 0;
 
 if ($#ARGV < 0) {
-	print "usage: $P [options] patchfile\n";
-	print "version: $V\n";
-	print "options: -q               => quiet\n";
-	print "         --no-tree        => run without a kernel tree\n";
-	print "         --terse          => one line per report\n";
-	print "         --emacs          => emacs compile window format\n";
-	print "         --file           => check a source file\n";
-	print "         --strict         => enable more subjective tests\n";
-	print "         --root           => path to the kernel tree root\n";
-	print "         --no-summary     => suppress the per-file summary\n";
-	print "         --summary-file   => include the filename in summary\n";
+	print "$P: no input files\n";
 	exit(1);
 }
 
@@ -101,7 +130,10 @@ if ($tree) {
 
 my $emitted_corrupt = 0;
 
-our $Ident       = qr{[A-Za-z_][A-Za-z\d_]*};
+our $Ident	= qr{
+			[A-Za-z_][A-Za-z\d_]*
+			(?:\s*\#\#\s*[A-Za-z_][A-Za-z\d_]*)*
+		}x;
 our $Storage	= qr{extern|static|asmlinkage};
 our $Sparse	= qr{
 			__user|
@@ -153,7 +185,7 @@ our $UTF8	= qr {
 }x;
 
 our $typeTypedefs = qr{(?x:
-	(?:__)?(?:u|s|be|le)(?:\d|\d\d)|
+	(?:__)?(?:u|s|be|le)(?:8|16|32|64)|
 	atomic_t
 )};
 
@@ -356,6 +388,13 @@ sub sanitise_line {
 			$off++;
 			next;
 		}
+		if ($sanitise_quote eq '' && substr($line, $off, 2) eq '//') {
+			$sanitise_quote = '//';
+
+			substr($res, $off, 2, $sanitise_quote);
+			$off++;
+			next;
+		}
 
 		# A \ in a string means ignore the next character.
 		if (($sanitise_quote eq "'" || $sanitise_quote eq '"') &&
@@ -379,6 +418,8 @@ sub sanitise_line {
 		#print "c<$c> SQ<$sanitise_quote>\n";
 		if ($off != 0 && $sanitise_quote eq '*/' && $c ne "\t") {
 			substr($res, $off, 1, $;);
+		} elsif ($off != 0 && $sanitise_quote eq '//' && $c ne "\t") {
+			substr($res, $off, 1, $;);
 		} elsif ($off != 0 && $sanitise_quote && $c ne "\t") {
 			substr($res, $off, 1, 'X');
 		} else {
@@ -386,6 +427,10 @@ sub sanitise_line {
 		}
 	}
 
+	if ($sanitise_quote eq '//') {
+		$sanitise_quote = '';
+	}
+
 	# The pathname on a #include may be surrounded by '<' and '>'.
 	if ($res =~ /^.\s*\#\s*include\s+\<(.*)\>/) {
 		my $clean = 'X' x length($1);
@@ -955,23 +1000,25 @@ sub annotate_values {
 
 sub possible {
 	my ($possible, $line) = @_;
-
-	print "CHECK<$possible> ($line)\n" if ($dbg_possible > 2);
-	if ($possible !~ /(?:
+	my $notPermitted = qr{(?:
 		^(?:
 			$Modifier|
 			$Storage|
 			$Type|
-			DEFINE_\S+|
+			DEFINE_\S+
+		)$|
+		^(?:
 			goto|
 			return|
 			case|
 			else|
 			asm|__asm__|
 			do
-		)$|
+		)(?:\s|$)|
 		^(?:typedef|struct|enum)\b
-	    )/x) {
+	    )}x;
+	warn "CHECK<$possible> ($line)\n" if ($dbg_possible > 2);
+	if ($possible !~ $notPermitted) {
 		# Check for modifiers.
 		$possible =~ s/\s*$Storage\s*//g;
 		$possible =~ s/\s*$Sparse\s*//g;
@@ -980,8 +1027,10 @@ sub possible {
 		} elsif ($possible =~ /\s/) {
 			$possible =~ s/\s*$Type\s*//g;
 			for my $modifier (split(' ', $possible)) {
-				warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible);
-				push(@modifierList, $modifier);
+				if ($modifier !~ $notPermitted) {
+					warn "MODIFIER: $modifier ($possible) ($line)\n" if ($dbg_possible);
+					push(@modifierList, $modifier);
+				}
 			}
 
 		} else {
@@ -1096,6 +1145,7 @@ sub process {
 	# suppression flags
 	my %suppress_ifbraces;
 	my %suppress_whiletrailers;
+	my %suppress_export;
 
 	# Pre-scan the patch sanitizing the lines.
 	# Pre-scan the patch looking for any __setup documentation.
@@ -1188,7 +1238,6 @@ sub process {
 		$linenr++;
 
 		my $rawline = $rawlines[$linenr - 1];
-		my $hunk_line = ($realcnt != 0);
 
 #extract the line range in the file after the patch is applied
 		if ($line=~/^\@\@ -\d+(?:,\d+)? \+(\d+)(,(\d+))? \@\@/) {
@@ -1205,6 +1254,7 @@ sub process {
 
 			%suppress_ifbraces = ();
 			%suppress_whiletrailers = ();
+			%suppress_export = ();
 			next;
 
 # track the line number as we move through the hunk, note that
@@ -1228,6 +1278,8 @@ sub process {
 			$realcnt--;
 		}
 
+		my $hunk_line = ($realcnt != 0);
+
 #make up the handle for any error we report on this line
 		$prefix = "$filename:$realline: " if ($emacs && $file);
 		$prefix = "$filename:$linenr: " if ($emacs && !$file);
@@ -1336,6 +1388,18 @@ sub process {
 			WARN("adding a line without newline at end of file\n" . $herecurr);
 		}
 
+# Blackfin: use hi/lo macros
+		if ($realfile =~ m@arch/blackfin/.*\.S$@) {
+			if ($line =~ /\.[lL][[:space:]]*=.*&[[:space:]]*0x[fF][fF][fF][fF]/) {
+				my $herevet = "$here\n" . cat_vet($line) . "\n";
+				ERROR("use the LO() macro, not (... & 0xFFFF)\n" . $herevet);
+			}
+			if ($line =~ /\.[hH][[:space:]]*=.*>>[[:space:]]*16/) {
+				my $herevet = "$here\n" . cat_vet($line) . "\n";
+				ERROR("use the HI() macro, not (... >> 16)\n" . $herevet);
+			}
+		}
+
 # check we are in a valid source file C or perl if not then ignore this hunk
 		next if ($realfile !~ /\.(h|c|pl)$/);
 
@@ -1355,14 +1419,33 @@ sub process {
 			WARN("CVS style keyword markers, these will _not_ be updated\n". $herecurr);
 		}
 
+# Blackfin: don't use __builtin_bfin_[cs]sync
+		if ($line =~ /__builtin_bfin_csync/) {
+			my $herevet = "$here\n" . cat_vet($line) . "\n";
+			ERROR("use the CSYNC() macro in asm/blackfin.h\n" . $herevet);
+		}
+		if ($line =~ /__builtin_bfin_ssync/) {
+			my $herevet = "$here\n" . cat_vet($line) . "\n";
+			ERROR("use the SSYNC() macro in asm/blackfin.h\n" . $herevet);
+		}
+
 # Check for potential 'bare' types
-		my ($stat, $cond, $line_nr_next, $remain_next, $off_next);
+		my ($stat, $cond, $line_nr_next, $remain_next, $off_next,
+		    $realline_next);
 		if ($realcnt && $line =~ /.\s*\S/) {
 			($stat, $cond, $line_nr_next, $remain_next, $off_next) =
 				ctx_statement_block($linenr, $realcnt, 0);
 			$stat =~ s/\n./\n /g;
 			$cond =~ s/\n./\n /g;
 
+			# Find the real next line.
+			$realline_next = $line_nr_next;
+			if (defined $realline_next &&
+			    (!defined $lines[$realline_next - 1] ||
+			     substr($lines[$realline_next - 1], $off_next) =~ /^\s*$/)) {
+				$realline_next++;
+			}
+
 			my $s = $stat;
 			$s =~ s/{.*$//s;
 
@@ -1372,6 +1455,8 @@ sub process {
 			# Ignore functions being called
 			} elsif ($s =~ /^.\s*$Ident\s*\(/s) {
 
+			} elsif ($s =~ /^.\s*else\b/s) {
+
 			# declarations always start with types
 			} elsif ($prev_values eq 'E' && $s =~ /^.\s*(?:$Storage\s+)?(?:$Inline\s+)?(?:const\s+)?((?:\s*$Ident)+?)\b(?:\s+$Sparse)?\s*\**\s*(?:$Ident|\(\*[^\)]*\))(?:\s*$Modifier)?\s*(?:;|=|,|\()/s) {
 				my $type = $1;
@@ -1532,8 +1617,9 @@ sub process {
 				    $s =~ /^\s*#\s*?/ ||
 				    $s =~ /^\s*$Ident\s*:/) {
 					$continuation = ($s =~ /^.*?\\\n/) ? 1 : 0;
-					$s =~ s/^.*?\n//;
-					$cond_lines++;
+					if ($s =~ s/^.*?\n//) {
+						$cond_lines++;
+					}
 				}
 			}
 
@@ -1594,8 +1680,8 @@ sub process {
 		}
 
 # check for initialisation to aggregates open brace on the next line
-		if ($prevline =~ /$Declare\s*$Ident\s*=\s*$/ &&
-		    $line =~ /^.\s*{/) {
+		if ($line =~ /^.\s*{/ &&
+		    $prevline =~ /(?:^|[^=])=\s*$/) {
 			ERROR("that open brace { should be on the previous line\n" . $hereprev);
 		}
 
@@ -1620,21 +1706,40 @@ sub process {
 		$line =~ s@//.*@@;
 		$opline =~ s@//.*@@;
 
-#EXPORT_SYMBOL should immediately follow its function closing }.
-		if (($line =~ /EXPORT_SYMBOL.*\((.*)\)/) ||
-		    ($line =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) {
+# EXPORT_SYMBOL should immediately follow the thing it is exporting, consider
+# the whole statement.
+#print "APW <$lines[$realline_next - 1]>\n";
+		if (defined $realline_next &&
+		    exists $lines[$realline_next - 1] &&
+		    !defined $suppress_export{$realline_next} &&
+		    ($lines[$realline_next - 1] =~ /EXPORT_SYMBOL.*\((.*)\)/ ||
+		     $lines[$realline_next - 1] =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) {
 			my $name = $1;
-			if ($prevline !~ /(?:
-				^.}|
+			if ($stat !~ /(?:
+				\n.}\s*$|
 				^.DEFINE_$Ident\(\Q$name\E\)|
 				^.DECLARE_$Ident\(\Q$name\E\)|
 				^.LIST_HEAD\(\Q$name\E\)|
-				^.$Type\s*\(\s*\*\s*\Q$name\E\s*\)\s*\(|
-				\b\Q$name\E(?:\s+$Attribute)?\s*(?:;|=|\[)
+				^.(?:$Storage\s+)?$Type\s*\(\s*\*\s*\Q$name\E\s*\)\s*\(|
+				\b\Q$name\E(?:\s+$Attribute)*\s*(?:;|=|\[|\()
 			    )/x) {
-				WARN("EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . $herecurr);
+#print "FOO A<$lines[$realline_next - 1]> stat<$stat> name<$name>\n";
+				$suppress_export{$realline_next} = 2;
+			} else {
+				$suppress_export{$realline_next} = 1;
 			}
 		}
+		if (!defined $suppress_export{$linenr} &&
+		    $prevline =~ /^.\s*$/ &&
+		    ($line =~ /EXPORT_SYMBOL.*\((.*)\)/ ||
+		     $line =~ /EXPORT_UNUSED_SYMBOL.*\((.*)\)/)) {
+#print "FOO B <$lines[$linenr - 1]>\n";
+			$suppress_export{$linenr} = 2;
+		}
+		if (defined $suppress_export{$linenr} &&
+		    $suppress_export{$linenr} == 2) {
+			WARN("EXPORT_SYMBOL(foo); should immediately follow its function/variable\n" . $herecurr);
+		}
 
 # check for external initialisers.
 		if ($line =~ /^.$Type\s*$Ident\s*(?:\s+$Modifier)*\s*=\s*(0|NULL|false)\s*;/) {
@@ -1891,7 +1996,7 @@ sub process {
 						# A unary '*' may be const
 
 					} elsif ($ctx =~ /.xW/) {
-						ERROR("Aspace prohibited after that '$op' $at\n" . $hereptr);
+						ERROR("space prohibited after that '$op' $at\n" . $hereptr);
 					}
 
 				# unary ++ and unary -- are allowed no space on one side.
@@ -2243,7 +2348,8 @@ sub process {
 				DECLARE_PER_CPU|
 				DEFINE_PER_CPU|
 				__typeof__\(|
-				\.$Ident\s*=\s*
+				\.$Ident\s*=\s*|
+				^\"|\"$
 			}x;
 			#print "REST<$rest> dstat<$dstat>\n";
 			if ($rest ne '') {
diff --git a/scripts/conmakehash.c b/scripts/conmakehash.c
index e0c6891a9ad4..263a44d57fa9 100644
--- a/scripts/conmakehash.c
+++ b/scripts/conmakehash.c
@@ -24,14 +24,14 @@
 
 typedef unsigned short unicode;
 
-void usage(char *argv0)
+static void usage(char *argv0)
 {
   fprintf(stderr, "Usage: \n"
          "        %s chartable [hashsize] [hashstep] [maxhashlevel]\n", argv0);
   exit(EX_USAGE);
 }
 
-int getunicode(char **p0)
+static int getunicode(char **p0)
 {
   char *p = *p0;
 
@@ -49,7 +49,7 @@ unicode unitable[MAX_FONTLEN][255];
 				/* Massive overkill, but who cares? */
 int unicount[MAX_FONTLEN];
 
-void addpair(int fp, int un)
+static void addpair(int fp, int un)
 {
   int i;
 
diff --git a/scripts/dtc/data.c b/scripts/dtc/data.c
index dd2e3d39d4c1..fe555e819bf8 100644
--- a/scripts/dtc/data.c
+++ b/scripts/dtc/data.c
@@ -217,7 +217,7 @@ struct data data_insert_at_marker(struct data d, struct marker *m,
 	return d;
 }
 
-struct data data_append_markers(struct data d, struct marker *m)
+static struct data data_append_markers(struct data d, struct marker *m)
 {
 	struct marker **mp = &d.markers;
 
diff --git a/scripts/dtc/dtc-lexer.l b/scripts/dtc/dtc-lexer.l
index 44dbfd3f0976..a627bbee91d4 100644
--- a/scripts/dtc/dtc-lexer.l
+++ b/scripts/dtc/dtc-lexer.l
@@ -18,7 +18,7 @@
  *                                                                   USA
  */
 
-%option noyywrap nounput yylineno
+%option noyywrap noinput nounput yylineno
 
 %x INCLUDE
 %x BYTESTRING
diff --git a/scripts/dtc/dtc-lexer.lex.c_shipped b/scripts/dtc/dtc-lexer.lex.c_shipped
index ac392cb040f6..e27cc636e326 100644
--- a/scripts/dtc/dtc-lexer.lex.c_shipped
+++ b/scripts/dtc/dtc-lexer.lex.c_shipped
@@ -9,7 +9,7 @@
 #define FLEX_SCANNER
 #define YY_FLEX_MAJOR_VERSION 2
 #define YY_FLEX_MINOR_VERSION 5
-#define YY_FLEX_SUBMINOR_VERSION 34
+#define YY_FLEX_SUBMINOR_VERSION 35
 #if YY_FLEX_SUBMINOR_VERSION > 0
 #define FLEX_BETA
 #endif
@@ -54,7 +54,6 @@ typedef int flex_int32_t;
 typedef unsigned char flex_uint8_t; 
 typedef unsigned short int flex_uint16_t;
 typedef unsigned int flex_uint32_t;
-#endif /* ! C99 */
 
 /* Limits of integral types. */
 #ifndef INT8_MIN
@@ -85,6 +84,8 @@ typedef unsigned int flex_uint32_t;
 #define UINT32_MAX             (4294967295U)
 #endif
 
+#endif /* ! C99 */
+
 #endif /* ! FLEXINT_H */
 
 #ifdef __cplusplus
@@ -141,7 +142,15 @@ typedef unsigned int flex_uint32_t;
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
 #define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
@@ -192,13 +201,6 @@ extern FILE *yyin, *yyout;
 
 #define unput(c) yyunput( c, (yytext_ptr)  )
 
-/* The following is because we cannot portably get our hands on size_t
- * (without autoconf's help, which isn't available because we want
- * flex-generated scanners to compile on their own).
- * Given that the standard has decreed that size_t exists since 1989,
- * I guess we can afford to depend on it. Manoj.
- */
-
 #ifndef YY_TYPEDEF_YY_SIZE_T
 #define YY_TYPEDEF_YY_SIZE_T
 typedef size_t yy_size_t;
@@ -604,6 +606,7 @@ char *yytext;
  *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307
  *                                                                   USA
  */
+#define YY_NO_INPUT 1
 
 
 
@@ -634,7 +637,7 @@ static int dts_version; /* = 0 */
 
 static void push_input_file(const char *filename);
 static int pop_input_file(void);
-#line 638 "dtc-lexer.lex.c"
+#line 641 "dtc-lexer.lex.c"
 
 #define INITIAL 0
 #define INCLUDE 1
@@ -656,6 +659,35 @@ static int pop_input_file(void);
 
 static int yy_init_globals (void );
 
+/* Accessor methods to globals.
+   These are made visible to non-reentrant scanners for convenience. */
+
+int yylex_destroy (void );
+
+int yyget_debug (void );
+
+void yyset_debug (int debug_flag  );
+
+YY_EXTRA_TYPE yyget_extra (void );
+
+void yyset_extra (YY_EXTRA_TYPE user_defined  );
+
+FILE *yyget_in (void );
+
+void yyset_in  (FILE * in_str  );
+
+FILE *yyget_out (void );
+
+void yyset_out  (FILE * out_str  );
+
+int yyget_leng (void );
+
+char *yyget_text (void );
+
+int yyget_lineno (void );
+
+void yyset_lineno (int line_number  );
+
 /* Macros after this point can all be overridden by user definitions in
  * section 1.
  */
@@ -688,7 +720,12 @@ static int input (void );
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
 #define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
@@ -696,7 +733,7 @@ static int input (void );
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO fwrite( yytext, yyleng, 1, yyout )
+#define ECHO do { if (fwrite( yytext, yyleng, 1, yyout )) {} } while (0)
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -707,7 +744,7 @@ static int input (void );
 	if ( YY_CURRENT_BUFFER_LVALUE->yy_is_interactive ) \
 		{ \
 		int c = '*'; \
-		int n; \
+		size_t n; \
 		for ( n = 0; n < max_size && \
 			     (c = getc( yyin )) != EOF && c != '\n'; ++n ) \
 			buf[n] = (char) c; \
@@ -791,7 +828,7 @@ YY_DECL
     
 #line 64 "dtc-lexer.l"
 
-#line 795 "dtc-lexer.lex.c"
+#line 832 "dtc-lexer.lex.c"
 
 	if ( !(yy_init) )
 		{
@@ -1116,7 +1153,7 @@ YY_RULE_SETUP
 #line 222 "dtc-lexer.l"
 ECHO;
 	YY_BREAK
-#line 1120 "dtc-lexer.lex.c"
+#line 1157 "dtc-lexer.lex.c"
 
 	case YY_END_OF_BUFFER:
 		{
@@ -1840,8 +1877,8 @@ YY_BUFFER_STATE yy_scan_string (yyconst char * yystr )
 
 /** Setup the input buffer state to scan the given bytes. The next call to yylex() will
  * scan from a @e copy of @a bytes.
- * @param bytes the byte buffer to scan
- * @param len the number of bytes in the buffer pointed to by @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */
diff --git a/scripts/dtc/libfdt/fdt_ro.c b/scripts/dtc/libfdt/fdt_ro.c
index fbbba44fcd0d..22e692919ff9 100644
--- a/scripts/dtc/libfdt/fdt_ro.c
+++ b/scripts/dtc/libfdt/fdt_ro.c
@@ -411,7 +411,7 @@ int fdt_node_offset_by_phandle(const void *fdt, uint32_t phandle)
 					     &phandle, sizeof(phandle));
 }
 
-int _stringlist_contains(const char *strlist, int listlen, const char *str)
+static int _stringlist_contains(const char *strlist, int listlen, const char *str)
 {
 	int len = strlen(str);
 	const char *p;
diff --git a/scripts/dtc/treesource.c b/scripts/dtc/treesource.c
index ebeb6eb27907..1521ff11bb97 100644
--- a/scripts/dtc/treesource.c
+++ b/scripts/dtc/treesource.c
@@ -52,7 +52,7 @@ static void write_prefix(FILE *f, int level)
 		fputc('\t', f);
 }
 
-int isstring(char c)
+static int isstring(char c)
 {
 	return (isprint(c)
 		|| (c == '\0')
diff --git a/scripts/genksyms/genksyms.c b/scripts/genksyms/genksyms.c
index 3a8297b5184c..af6b8363a2d5 100644
--- a/scripts/genksyms/genksyms.c
+++ b/scripts/genksyms/genksyms.c
@@ -176,7 +176,7 @@ static int is_unknown_symbol(struct symbol *sym)
 			strcmp(defn->string, "{") == 0);
 }
 
-struct symbol *__add_symbol(const char *name, enum symbol_type type,
+static struct symbol *__add_symbol(const char *name, enum symbol_type type,
 			    struct string_list *defn, int is_extern,
 			    int is_reference)
 {
@@ -265,7 +265,7 @@ struct symbol *add_symbol(const char *name, enum symbol_type type,
 	return __add_symbol(name, type, defn, is_extern, 0);
 }
 
-struct symbol *add_reference_symbol(const char *name, enum symbol_type type,
+static struct symbol *add_reference_symbol(const char *name, enum symbol_type type,
 				    struct string_list *defn, int is_extern)
 {
 	return __add_symbol(name, type, defn, is_extern, 1);
@@ -313,7 +313,7 @@ static int equal_list(struct string_list *a, struct string_list *b)
 
 #define ARRAY_SIZE(arr) (sizeof(arr) / sizeof((arr)[0]))
 
-struct string_list *read_node(FILE *f)
+static struct string_list *read_node(FILE *f)
 {
 	char buffer[256];
 	struct string_list node = {
diff --git a/scripts/genksyms/keywords.c_shipped b/scripts/genksyms/keywords.c_shipped
index 971e0113ae7a..287467a2e8c7 100644
--- a/scripts/genksyms/keywords.c_shipped
+++ b/scripts/genksyms/keywords.c_shipped
@@ -1,4 +1,4 @@
-/* ANSI-C code produced by gperf version 3.0.2 */
+/* ANSI-C code produced by gperf version 3.0.3 */
 /* Command-line: gperf -L ANSI-C -a -C -E -g -H is_reserved_hash -k '1,3,$' -N is_reserved_word -p -t scripts/genksyms/keywords.gperf  */
 
 #if !((' ' == 32) && ('!' == 33) && ('"' == 34) && ('#' == 35) \
@@ -30,7 +30,9 @@
 
 #line 1 "scripts/genksyms/keywords.gperf"
 
-#line 3 "scripts/genksyms/keywords.gperf"
+struct resword;
+static const struct resword *is_reserved_word(register const char *str, register unsigned int len);
+#line 5 "scripts/genksyms/keywords.gperf"
 struct resword { const char *name; int token; };
 /* maximum key range = 62, duplicates = 0 */
 
@@ -78,6 +80,9 @@ is_reserved_hash (register const char *str, register unsigned int len)
 
 #ifdef __GNUC__
 __inline
+#ifdef __GNUC_STDC_INLINE__
+__attribute__ ((__gnu_inline__))
+#endif
 #endif
 const struct resword *
 is_reserved_word (register const char *str, register unsigned int len)
@@ -94,105 +99,105 @@ is_reserved_word (register const char *str, register unsigned int len)
   static const struct resword wordlist[] =
     {
       {""}, {""}, {""},
-#line 26 "scripts/genksyms/keywords.gperf"
+#line 28 "scripts/genksyms/keywords.gperf"
       {"asm", ASM_KEYW},
       {""},
-#line 8 "scripts/genksyms/keywords.gperf"
+#line 10 "scripts/genksyms/keywords.gperf"
       {"__asm", ASM_KEYW},
       {""},
-#line 9 "scripts/genksyms/keywords.gperf"
+#line 11 "scripts/genksyms/keywords.gperf"
       {"__asm__", ASM_KEYW},
       {""}, {""},
-#line 52 "scripts/genksyms/keywords.gperf"
+#line 54 "scripts/genksyms/keywords.gperf"
       {"__typeof__", TYPEOF_KEYW},
       {""},
-#line 12 "scripts/genksyms/keywords.gperf"
+#line 14 "scripts/genksyms/keywords.gperf"
       {"__const", CONST_KEYW},
-#line 11 "scripts/genksyms/keywords.gperf"
-      {"__attribute__", ATTRIBUTE_KEYW},
 #line 13 "scripts/genksyms/keywords.gperf"
+      {"__attribute__", ATTRIBUTE_KEYW},
+#line 15 "scripts/genksyms/keywords.gperf"
       {"__const__", CONST_KEYW},
-#line 18 "scripts/genksyms/keywords.gperf"
+#line 20 "scripts/genksyms/keywords.gperf"
       {"__signed__", SIGNED_KEYW},
-#line 44 "scripts/genksyms/keywords.gperf"
+#line 46 "scripts/genksyms/keywords.gperf"
       {"static", STATIC_KEYW},
-#line 20 "scripts/genksyms/keywords.gperf"
+#line 22 "scripts/genksyms/keywords.gperf"
       {"__volatile__", VOLATILE_KEYW},
-#line 39 "scripts/genksyms/keywords.gperf"
+#line 41 "scripts/genksyms/keywords.gperf"
       {"int", INT_KEYW},
-#line 32 "scripts/genksyms/keywords.gperf"
+#line 34 "scripts/genksyms/keywords.gperf"
       {"char", CHAR_KEYW},
-#line 33 "scripts/genksyms/keywords.gperf"
+#line 35 "scripts/genksyms/keywords.gperf"
       {"const", CONST_KEYW},
-#line 45 "scripts/genksyms/keywords.gperf"
+#line 47 "scripts/genksyms/keywords.gperf"
       {"struct", STRUCT_KEYW},
-#line 24 "scripts/genksyms/keywords.gperf"
+#line 26 "scripts/genksyms/keywords.gperf"
       {"__restrict__", RESTRICT_KEYW},
-#line 25 "scripts/genksyms/keywords.gperf"
+#line 27 "scripts/genksyms/keywords.gperf"
       {"restrict", RESTRICT_KEYW},
-#line 23 "scripts/genksyms/keywords.gperf"
+#line 25 "scripts/genksyms/keywords.gperf"
       {"_restrict", RESTRICT_KEYW},
-#line 16 "scripts/genksyms/keywords.gperf"
+#line 18 "scripts/genksyms/keywords.gperf"
       {"__inline__", INLINE_KEYW},
-#line 10 "scripts/genksyms/keywords.gperf"
+#line 12 "scripts/genksyms/keywords.gperf"
       {"__attribute", ATTRIBUTE_KEYW},
       {""},
-#line 14 "scripts/genksyms/keywords.gperf"
+#line 16 "scripts/genksyms/keywords.gperf"
       {"__extension__", EXTENSION_KEYW},
-#line 35 "scripts/genksyms/keywords.gperf"
+#line 37 "scripts/genksyms/keywords.gperf"
       {"enum", ENUM_KEYW},
-#line 19 "scripts/genksyms/keywords.gperf"
+#line 21 "scripts/genksyms/keywords.gperf"
       {"__volatile", VOLATILE_KEYW},
-#line 36 "scripts/genksyms/keywords.gperf"
+#line 38 "scripts/genksyms/keywords.gperf"
       {"extern", EXTERN_KEYW},
       {""},
-#line 17 "scripts/genksyms/keywords.gperf"
+#line 19 "scripts/genksyms/keywords.gperf"
       {"__signed", SIGNED_KEYW},
-#line 7 "scripts/genksyms/keywords.gperf"
+#line 9 "scripts/genksyms/keywords.gperf"
       {"EXPORT_SYMBOL_GPL_FUTURE", EXPORT_SYMBOL_KEYW},
       {""},
-#line 51 "scripts/genksyms/keywords.gperf"
+#line 53 "scripts/genksyms/keywords.gperf"
       {"typeof", TYPEOF_KEYW},
-#line 46 "scripts/genksyms/keywords.gperf"
+#line 48 "scripts/genksyms/keywords.gperf"
       {"typedef", TYPEDEF_KEYW},
-#line 15 "scripts/genksyms/keywords.gperf"
+#line 17 "scripts/genksyms/keywords.gperf"
       {"__inline", INLINE_KEYW},
-#line 31 "scripts/genksyms/keywords.gperf"
+#line 33 "scripts/genksyms/keywords.gperf"
       {"auto", AUTO_KEYW},
-#line 47 "scripts/genksyms/keywords.gperf"
+#line 49 "scripts/genksyms/keywords.gperf"
       {"union", UNION_KEYW},
       {""}, {""},
-#line 48 "scripts/genksyms/keywords.gperf"
+#line 50 "scripts/genksyms/keywords.gperf"
       {"unsigned", UNSIGNED_KEYW},
-#line 49 "scripts/genksyms/keywords.gperf"
+#line 51 "scripts/genksyms/keywords.gperf"
       {"void", VOID_KEYW},
-#line 42 "scripts/genksyms/keywords.gperf"
+#line 44 "scripts/genksyms/keywords.gperf"
       {"short", SHORT_KEYW},
       {""}, {""},
-#line 50 "scripts/genksyms/keywords.gperf"
+#line 52 "scripts/genksyms/keywords.gperf"
       {"volatile", VOLATILE_KEYW},
       {""},
-#line 37 "scripts/genksyms/keywords.gperf"
+#line 39 "scripts/genksyms/keywords.gperf"
       {"float", FLOAT_KEYW},
-#line 34 "scripts/genksyms/keywords.gperf"
+#line 36 "scripts/genksyms/keywords.gperf"
       {"double", DOUBLE_KEYW},
       {""},
-#line 5 "scripts/genksyms/keywords.gperf"
+#line 7 "scripts/genksyms/keywords.gperf"
       {"EXPORT_SYMBOL", EXPORT_SYMBOL_KEYW},
       {""}, {""},
-#line 38 "scripts/genksyms/keywords.gperf"
+#line 40 "scripts/genksyms/keywords.gperf"
       {"inline", INLINE_KEYW},
-#line 6 "scripts/genksyms/keywords.gperf"
+#line 8 "scripts/genksyms/keywords.gperf"
       {"EXPORT_SYMBOL_GPL", EXPORT_SYMBOL_KEYW},
-#line 41 "scripts/genksyms/keywords.gperf"
+#line 43 "scripts/genksyms/keywords.gperf"
       {"register", REGISTER_KEYW},
       {""},
-#line 22 "scripts/genksyms/keywords.gperf"
+#line 24 "scripts/genksyms/keywords.gperf"
       {"_Bool", BOOL_KEYW},
-#line 43 "scripts/genksyms/keywords.gperf"
+#line 45 "scripts/genksyms/keywords.gperf"
       {"signed", SIGNED_KEYW},
       {""}, {""},
-#line 40 "scripts/genksyms/keywords.gperf"
+#line 42 "scripts/genksyms/keywords.gperf"
       {"long", LONG_KEYW}
     };
 
diff --git a/scripts/genksyms/keywords.gperf b/scripts/genksyms/keywords.gperf
index 5ef3733225fb..8fe977a4d57b 100644
--- a/scripts/genksyms/keywords.gperf
+++ b/scripts/genksyms/keywords.gperf
@@ -1,4 +1,6 @@
 %{
+struct resword;
+static const struct resword *is_reserved_word(register const char *str, register unsigned int len);
 %}
 struct resword { const char *name; int token; }
 %%
diff --git a/scripts/get_maintainer.pl b/scripts/get_maintainer.pl
index 278a45bd45a5..81a67a458e78 100755
--- a/scripts/get_maintainer.pl
+++ b/scripts/get_maintainer.pl
@@ -5,15 +5,15 @@
 # Print selected MAINTAINERS information for
 # the files modified in a patch or for a file
 #
-# usage: perl scripts/get_maintainers.pl [OPTIONS] <patch>
-#        perl scripts/get_maintainers.pl [OPTIONS] -f <file>
+# usage: perl scripts/get_maintainer.pl [OPTIONS] <patch>
+#        perl scripts/get_maintainer.pl [OPTIONS] -f <file>
 #
 # Licensed under the terms of the GNU GPL License version 2
 
 use strict;
 
 my $P = $0;
-my $V = '0.17';
+my $V = '0.21';
 
 use Getopt::Long qw(:config no_auto_abbrev);
 
@@ -29,13 +29,17 @@ my $email_git_min_signatures = 1;
 my $email_git_max_maintainers = 5;
 my $email_git_min_percent = 5;
 my $email_git_since = "1-year-ago";
+my $email_git_blame = 0;
+my $email_remove_duplicates = 1;
 my $output_multiline = 1;
 my $output_separator = ", ";
 my $scm = 0;
 my $web = 0;
 my $subsystem = 0;
 my $status = 0;
+my $keywords = 1;
 my $from_filename = 0;
+my $pattern_depth = 0;
 my $version = 0;
 my $help = 0;
 
@@ -68,6 +72,8 @@ if (!GetOptions(
 		'git-max-maintainers=i' => \$email_git_max_maintainers,
 		'git-min-percent=i' => \$email_git_min_percent,
 		'git-since=s' => \$email_git_since,
+		'git-blame!' => \$email_git_blame,
+		'remove-duplicates!' => \$email_remove_duplicates,
 		'm!' => \$email_maintainer,
 		'n!' => \$email_usename,
 		'l!' => \$email_list,
@@ -78,6 +84,8 @@ if (!GetOptions(
 		'status!' => \$status,
 		'scm!' => \$scm,
 		'web!' => \$web,
+		'pattern-depth=i' => \$pattern_depth,
+		'k|keywords!' => \$keywords,
 		'f|file' => \$from_filename,
 		'v|version' => \$version,
 		'h|help' => \$help,
@@ -101,14 +109,19 @@ if ($#ARGV < 0) {
     die "$P: argument missing: patchfile or -f file please\n";
 }
 
+if ($output_separator ne ", ") {
+    $output_multiline = 0;
+}
+
 my $selections = $email + $scm + $status + $subsystem + $web;
 if ($selections == 0) {
     usage();
     die "$P:  Missing required option: email, scm, status, subsystem or web\n";
 }
 
-if ($email && ($email_maintainer + $email_list + $email_subscriber_list
-	       + $email_git + $email_git_penguin_chiefs) == 0) {
+if ($email &&
+    ($email_maintainer + $email_list + $email_subscriber_list +
+     $email_git + $email_git_penguin_chiefs + $email_git_blame) == 0) {
     usage();
     die "$P: Please select at least 1 email option\n";
 }
@@ -121,6 +134,8 @@ if (!top_of_kernel_tree($lk_path)) {
 ## Read MAINTAINERS for type/value pairs
 
 my @typevalue = ();
+my %keyword_hash;
+
 open(MAINT, "<${lk_path}MAINTAINERS") || die "$P: Can't open MAINTAINERS\n";
 while (<MAINT>) {
     my $line = $_;
@@ -138,6 +153,8 @@ while (<MAINT>) {
 	    if ((-d $value)) {
 		$value =~ s@([^/])$@$1/@;
 	    }
+	} elsif ($type eq "K") {
+	    $keyword_hash{@typevalue} = $value;
 	}
 	push(@typevalue, "$type:$value");
     } elsif (!/^(\s)*$/) {
@@ -147,9 +164,37 @@ while (<MAINT>) {
 }
 close(MAINT);
 
+my %mailmap;
+
+if ($email_remove_duplicates) {
+    open(MAILMAP, "<${lk_path}.mailmap") || warn "$P: Can't open .mailmap\n";
+    while (<MAILMAP>) {
+	my $line = $_;
+
+	next if ($line =~ m/^\s*#/);
+	next if ($line =~ m/^\s*$/);
+
+	my ($name, $address) = parse_email($line);
+	$line = format_email($name, $address);
+
+	next if ($line =~ m/^\s*$/);
+
+	if (exists($mailmap{$name})) {
+	    my $obj = $mailmap{$name};
+	    push(@$obj, $address);
+	} else {
+	    my @arr = ($address);
+	    $mailmap{$name} = \@arr;
+	}
+    }
+    close(MAILMAP);
+}
+
 ## use the filenames on the command line or find the filenames in the patchfiles
 
 my @files = ();
+my @range = ();
+my @keyword_tvi = ();
 
 foreach my $file (@ARGV) {
     ##if $file is a directory and it lacks a trailing slash, add one
@@ -160,15 +205,40 @@ foreach my $file (@ARGV) {
     }
     if ($from_filename) {
 	push(@files, $file);
+	if (-f $file && $keywords) {
+	    open(FILE, "<$file") or die "$P: Can't open ${file}\n";
+	    while (<FILE>) {
+		my $patch_line = $_;
+		foreach my $line (keys %keyword_hash) {
+		    if ($patch_line =~ m/^.*$keyword_hash{$line}/x) {
+			push(@keyword_tvi, $line);
+		    }
+		}
+	    }
+	    close(FILE);
+	}
     } else {
 	my $file_cnt = @files;
+	my $lastfile;
 	open(PATCH, "<$file") or die "$P: Can't open ${file}\n";
 	while (<PATCH>) {
+	    my $patch_line = $_;
 	    if (m/^\+\+\+\s+(\S+)/) {
 		my $filename = $1;
 		$filename =~ s@^[^/]*/@@;
 		$filename =~ s@\n@@;
+		$lastfile = $filename;
 		push(@files, $filename);
+	    } elsif (m/^\@\@ -(\d+),(\d+)/) {
+		if ($email_git_blame) {
+		    push(@range, "$lastfile:$1:$2");
+		}
+	    } elsif ($keywords) {
+		foreach my $line (keys %keyword_hash) {
+		    if ($patch_line =~ m/^[+-].*$keyword_hash{$line}/x) {
+			push(@keyword_tvi, $line);
+		    }
+		}
 	    }
 	}
 	close(PATCH);
@@ -201,6 +271,7 @@ foreach my $file (@files) {
 	    if ($type eq 'X') {
 		if (file_match_pattern($file, $value)) {
 		    $exclude = 1;
+		    last;
 		}
 	    }
 	}
@@ -208,35 +279,52 @@ foreach my $file (@files) {
 
     if (!$exclude) {
 	my $tvi = 0;
+	my %hash;
 	foreach my $line (@typevalue) {
 	    if ($line =~ m/^(\C):\s*(.*)/) {
 		my $type = $1;
 		my $value = $2;
 		if ($type eq 'F') {
 		    if (file_match_pattern($file, $value)) {
-			add_categories($tvi);
+			my $value_pd = ($value =~ tr@/@@);
+			my $file_pd = ($file  =~ tr@/@@);
+			$value_pd++ if (substr($value,-1,1) ne "/");
+			if ($pattern_depth == 0 ||
+			    (($file_pd - $value_pd) < $pattern_depth)) {
+			    $hash{$tvi} = $value_pd;
+			}
 		    }
 		}
 	    }
 	    $tvi++;
 	}
+	foreach my $line (sort {$hash{$b} <=> $hash{$a}} keys %hash) {
+	    add_categories($line);
+	}
     }
 
     if ($email && $email_git) {
 	recent_git_signoffs($file);
     }
 
+    if ($email && $email_git_blame) {
+	git_assign_blame($file);
+    }
+}
+
+if ($keywords) {
+    @keyword_tvi = sort_and_uniq(@keyword_tvi);
+    foreach my $line (@keyword_tvi) {
+	add_categories($line);
+    }
 }
 
 if ($email) {
     foreach my $chief (@penguin_chief) {
 	if ($chief =~ m/^(.*):(.*)/) {
 	    my $email_address;
-	    if ($email_usename) {
-		$email_address = format_email($1, $2);
-	    } else {
-		$email_address = $2;
-	    }
+
+	    $email_address = format_email($1, $2);
 	    if ($email_git_penguin_chiefs) {
 		push(@email_to, $email_address);
 	    } else {
@@ -258,22 +346,22 @@ if ($email || $email_list) {
 }
 
 if ($scm) {
-    @scm = sort_and_uniq(@scm);
+    @scm = uniq(@scm);
     output(@scm);
 }
 
 if ($status) {
-    @status = sort_and_uniq(@status);
+    @status = uniq(@status);
     output(@status);
 }
 
 if ($subsystem) {
-    @subsystem = sort_and_uniq(@subsystem);
+    @subsystem = uniq(@subsystem);
     output(@subsystem);
 }
 
 if ($web) {
-    @web = sort_and_uniq(@web);
+    @web = uniq(@web);
     output(@web);
 }
 
@@ -311,10 +399,12 @@ MAINTAINER field selection options:
     --git-max-maintainers => maximum maintainers to add (default: 5)
     --git-min-percent => minimum percentage of commits required (default: 5)
     --git-since => git history to use (default: 1-year-ago)
+    --git-blame => use git blame to find modified commits for patch or file
     --m => include maintainer(s) if any
     --n => include name 'Full Name <addr\@domain.tld>'
     --l => include list(s) if any
     --s => include subscriber only list(s) if any
+    --remove-duplicates => minimize duplicate email names/addresses
   --scm => print SCM tree(s) if any
   --status => print status if any
   --subsystem => print subsystem name if any
@@ -322,24 +412,29 @@ MAINTAINER field selection options:
 
 Output type options:
   --separator [, ] => separator for multiple entries on 1 line
+    using --separator also sets --nomultiline if --separator is not [, ]
   --multiline => print 1 entry per line
 
-Default options:
-  [--email --git --m --n --l --multiline]
-
 Other options:
+  --pattern-depth => Number of pattern directory traversals (default: 0 (all))
+  --keywords => scan patch for keywords (default: 1 (on))
   --version => show version
   --help => show this help information
 
+Default options:
+  [--email --git --m --n --l --multiline --pattern-depth=0 --remove-duplicates]
+
 Notes:
   Using "-f directory" may give unexpected results:
-
-  Used with "--git", git signators for _all_ files in and below
-     directory are examined as git recurses directories.
-     Any specified X: (exclude) pattern matches are _not_ ignored.
-  Used with "--nogit", directory is used as a pattern match,
-     no individual file within the directory or subdirectory
-     is matched.
+      Used with "--git", git signators for _all_ files in and below
+          directory are examined as git recurses directories.
+          Any specified X: (exclude) pattern matches are _not_ ignored.
+      Used with "--nogit", directory is used as a pattern match,
+         no individual file within the directory or subdirectory
+         is matched.
+      Used with "--git-blame", does not iterate all files in directory
+  Using "--git-blame" is slow and may add old committers and authors
+      that are no longer active maintainers to the output.
 EOT
 }
 
@@ -370,30 +465,99 @@ sub top_of_kernel_tree {
 	return 0;
 }
 
-sub format_email {
-    my ($name, $email) = @_;
+sub parse_email {
+    my ($formatted_email) = @_;
+
+    my $name = "";
+    my $address = "";
+
+    if ($formatted_email =~ /^([^<]+)<(.+\@.*)>.*$/) {
+	$name = $1;
+	$address = $2;
+    } elsif ($formatted_email =~ /^\s*<(.+\@\S*)>.*$/) {
+	$address = $1;
+    } elsif ($formatted_email =~ /^(.+\@\S*).*$/) {
+	$address = $1;
+    }
 
     $name =~ s/^\s+|\s+$//g;
     $name =~ s/^\"|\"$//g;
-    $email =~ s/^\s+|\s+$//g;
+    $address =~ s/^\s+|\s+$//g;
+
+    if ($name =~ /[^a-z0-9 \.\-]/i) {    ##has "must quote" chars
+	$name =~ s/(?<!\\)"/\\"/g;       ##escape quotes
+	$name = "\"$name\"";
+    }
+
+    return ($name, $address);
+}
+
+sub format_email {
+    my ($name, $address) = @_;
 
-    my $formatted_email = "";
+    my $formatted_email;
+
+    $name =~ s/^\s+|\s+$//g;
+    $name =~ s/^\"|\"$//g;
+    $address =~ s/^\s+|\s+$//g;
 
     if ($name =~ /[^a-z0-9 \.\-]/i) {    ##has "must quote" chars
 	$name =~ s/(?<!\\)"/\\"/g;       ##escape quotes
-	$formatted_email = "\"${name}\"\ \<${email}\>";
+	$name = "\"$name\"";
+    }
+
+    if ($email_usename) {
+	if ("$name" eq "") {
+	    $formatted_email = "$address";
+	} else {
+	    $formatted_email = "$name <${address}>";
+	}
     } else {
-	$formatted_email = "${name} \<${email}\>";
+	$formatted_email = $address;
     }
+
     return $formatted_email;
 }
 
-sub add_categories {
+sub find_starting_index {
+    my ($index) = @_;
+
+    while ($index > 0) {
+	my $tv = $typevalue[$index];
+	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	    last;
+	}
+	$index--;
+    }
+
+    return $index;
+}
+
+sub find_ending_index {
     my ($index) = @_;
 
-    $index = $index - 1;
-    while ($index >= 0) {
+    while ($index < @typevalue) {
 	my $tv = $typevalue[$index];
+	if (!($tv =~ m/^(\C):\s*(.*)/)) {
+	    last;
+	}
+	$index++;
+    }
+
+    return $index;
+}
+
+sub add_categories {
+    my ($index) = @_;
+
+    my $i;
+    my $start = find_starting_index($index);
+    my $end = find_ending_index($index);
+
+    push(@subsystem, $typevalue[$start]);
+
+    for ($i = $start + 1; $i < $end; $i++) {
+	my $tv = $typevalue[$i];
 	if ($tv =~ m/^(\C):\s*(.*)/) {
 	    my $ptype = $1;
 	    my $pvalue = $2;
@@ -414,19 +578,19 @@ sub add_categories {
 		    }
 		}
 	    } elsif ($ptype eq "M") {
-		my $p_used = 0;
-		if ($index >= 0) {
-		    my $tv = $typevalue[$index - 1];
-		    if ($tv =~ m/^(\C):\s*(.*)/) {
-			if ($1 eq "P") {
-			    if ($email_usename) {
-				push_email_address(format_email($2, $pvalue));
-				$p_used = 1;
+		my ($name, $address) = parse_email($pvalue);
+		if ($name eq "") {
+		    if ($i > 0) {
+			my $tv = $typevalue[$i - 1];
+			if ($tv =~ m/^(\C):\s*(.*)/) {
+			    if ($1 eq "P") {
+				$name = $2;
+				$pvalue = format_email($name, $address);
 			    }
 			}
 		    }
 		}
-		if (!$p_used) {
+		if ($email_maintainer) {
 		    push_email_addresses($pvalue);
 		}
 	    } elsif ($ptype eq "T") {
@@ -436,31 +600,41 @@ sub add_categories {
 	    } elsif ($ptype eq "S") {
 		push(@status, $pvalue);
 	    }
-
-	    $index--;
-	} else {
-	    push(@subsystem,$tv);
-	    $index = -1;
 	}
     }
 }
 
+my %email_hash_name;
+my %email_hash_address;
+
+sub email_inuse {
+    my ($name, $address) = @_;
+
+    return 1 if (($name eq "") && ($address eq ""));
+    return 1 if (($name ne "") && exists($email_hash_name{$name}));
+    return 1 if (($address ne "") && exists($email_hash_address{$address}));
+
+    return 0;
+}
+
 sub push_email_address {
-    my ($email_address) = @_;
+    my ($line) = @_;
+
+    my ($name, $address) = parse_email($line);
 
-    my $email_name = "";
-    if ($email_address =~ m/([^<]+)<(.*\@.*)>$/) {
-	$email_name = $1;
-	$email_address = $2;
+    if ($address eq "") {
+	return 0;
     }
 
-    if ($email_maintainer) {
-	if ($email_usename && $email_name) {
-	    push(@email_to, format_email($email_name, $email_address));
-	} else {
-	    push(@email_to, $email_address);
-	}
+    if (!$email_remove_duplicates) {
+	push(@email_to, format_email($name, $address));
+    } elsif (!email_inuse($name, $address)) {
+	push(@email_to, format_email($name, $address));
+	$email_hash_name{$name}++;
+	$email_hash_address{$address}++;
     }
+
+    return 1;
 }
 
 sub push_email_addresses {
@@ -476,7 +650,9 @@ sub push_email_addresses {
 	    push_email_address($entry);
 	}
     } else {
-	warn("Invalid MAINTAINERS address: '" . $address . "'\n");
+	if (!push_email_address($address)) {
+	    warn("Invalid MAINTAINERS address: '" . $address . "'\n");
+	}
     }
 }
 
@@ -492,6 +668,32 @@ sub which {
     return "";
 }
 
+sub mailmap {
+    my @lines = @_;
+    my %hash;
+
+    foreach my $line (@lines) {
+	my ($name, $address) = parse_email($line);
+	if (!exists($hash{$name})) {
+	    $hash{$name} = $address;
+	} elsif ($address ne $hash{$name}) {
+	    $address = $hash{$name};
+	    $line = format_email($name, $address);
+	}
+	if (exists($mailmap{$name})) {
+	    my $obj = $mailmap{$name};
+	    foreach my $map_address (@$obj) {
+		if (($map_address eq $address) &&
+		    ($map_address ne $hash{$name})) {
+		    $line = format_email($name, $hash{$name});
+		}
+	    }
+	}
+    }
+
+    return @lines;
+}
+
 sub recent_git_signoffs {
     my ($file) = @_;
 
@@ -500,6 +702,7 @@ sub recent_git_signoffs {
     my $output = "";
     my $count = 0;
     my @lines = ();
+    my %hash;
     my $total_sign_offs;
 
     if (which("git") eq "") {
@@ -513,53 +716,120 @@ sub recent_git_signoffs {
     }
 
     $cmd = "git log --since=${email_git_since} -- ${file}";
-    $cmd .= " | grep -Ei \"^[-_ 	a-z]+by:.*\\\@.*\$\"";
-    if (!$email_git_penguin_chiefs) {
-	$cmd .= " | grep -Ev \"${penguin_chiefs}\"";
-    }
-    $cmd .= " | cut -f2- -d\":\"";
-    $cmd .= " | sort | uniq -c | sort -rn";
 
     $output = `${cmd}`;
     $output =~ s/^\s*//gm;
 
     @lines = split("\n", $output);
 
-    $total_sign_offs = 0;
+    @lines = grep(/^[-_ 	a-z]+by:.*\@.*$/i, @lines);
+    if (!$email_git_penguin_chiefs) {
+	@lines = grep(!/${penguin_chiefs}/i, @lines);
+    }
+    # cut -f2- -d":"
+    s/.*:\s*(.+)\s*/$1/ for (@lines);
+
+    $total_sign_offs = @lines;
+
+    if ($email_remove_duplicates) {
+	@lines = mailmap(@lines);
+    }
+
+    @lines = sort(@lines);
+
+    # uniq -c
+    $hash{$_}++ for @lines;
+
+    # sort -rn
+    foreach my $line (sort {$hash{$b} <=> $hash{$a}} keys %hash) {
+	my $sign_offs = $hash{$line};
+	$count++;
+	last if ($sign_offs < $email_git_min_signatures ||
+		 $count > $email_git_max_maintainers ||
+		 $sign_offs * 100 / $total_sign_offs < $email_git_min_percent);
+	push_email_address($line);
+    }
+}
+
+sub save_commits {
+    my ($cmd, @commits) = @_;
+    my $output;
+    my @lines = ();
+
+    $output = `${cmd}`;
+
+    @lines = split("\n", $output);
     foreach my $line (@lines) {
-	if ($line =~ m/([0-9]+)\s+(.*)/) {
-	    $total_sign_offs += $1;
-	} else {
-	    die("$P: Unexpected git output: ${line}\n");
+	if ($line =~ m/^(\w+) /) {
+	    push (@commits, $1);
 	}
     }
+    return @commits;
+}
 
-    foreach my $line (@lines) {
-	if ($line =~ m/([0-9]+)\s+(.*)/) {
-	    my $sign_offs = $1;
-	    $line = $2;
-	    $count++;
-	    if ($sign_offs < $email_git_min_signatures ||
-	        $count > $email_git_max_maintainers ||
-		$sign_offs * 100 / $total_sign_offs < $email_git_min_percent) {
-		last;
-	    }
+sub git_assign_blame {
+    my ($file) = @_;
+
+    my @lines = ();
+    my @commits = ();
+    my $cmd;
+    my $output;
+    my %hash;
+    my $total_sign_offs;
+    my $count;
+
+    if (@range) {
+	foreach my $file_range_diff (@range) {
+	    next if (!($file_range_diff =~ m/(.+):(.+):(.+)/));
+	    my $diff_file = $1;
+	    my $diff_start = $2;
+	    my $diff_length = $3;
+	    next if (!("$file" eq "$diff_file"));
+	    $cmd = "git blame -l -L $diff_start,+$diff_length $file";
+	    @commits = save_commits($cmd, @commits);
 	}
-	if ($line =~ m/(.+)<(.+)>/) {
-	    my $git_name = $1;
-	    my $git_addr = $2;
-	    if ($email_usename) {
-		push(@email_to, format_email($git_name, $git_addr));
-	    } else {
-		push(@email_to, $git_addr);
-	    }
-	} elsif ($line =~ m/<(.+)>/) {
-	    my $git_addr = $1;
-	    push(@email_to, $git_addr);
-	} else {
-	    push(@email_to, $line);
+    } else {
+	if (-f $file) {
+	    $cmd = "git blame -l $file";
+	    @commits = save_commits($cmd, @commits);
 	}
     }
+
+    $total_sign_offs = 0;
+    @commits = uniq(@commits);
+    foreach my $commit (@commits) {
+	$cmd = "git log -1 ${commit}";
+
+	$output = `${cmd}`;
+	$output =~ s/^\s*//gm;
+	@lines = split("\n", $output);
+
+	@lines = grep(/^[-_ 	a-z]+by:.*\@.*$/i, @lines);
+	if (!$email_git_penguin_chiefs) {
+	    @lines = grep(!/${penguin_chiefs}/i, @lines);
+	}
+
+	# cut -f2- -d":"
+	s/.*:\s*(.+)\s*/$1/ for (@lines);
+
+	$total_sign_offs += @lines;
+
+	if ($email_remove_duplicates) {
+	    @lines = mailmap(@lines);
+	}
+
+	$hash{$_}++ for @lines;
+    }
+
+    $count = 0;
+    foreach my $line (sort {$hash{$b} <=> $hash{$a}} keys %hash) {
+	my $sign_offs = $hash{$line};
+	$count++;
+	last if ($sign_offs < $email_git_min_signatures ||
+		 $count > $email_git_max_maintainers ||
+		 $sign_offs * 100 / $total_sign_offs < $email_git_min_percent);
+	push_email_address($line);
+    }
 }
 
 sub uniq {
diff --git a/scripts/headers_install.pl b/scripts/headers_install.pl
index c6ae4052ab43..b89ca2c58fdb 100644
--- a/scripts/headers_install.pl
+++ b/scripts/headers_install.pl
@@ -20,7 +20,7 @@ use strict;
 
 my ($readdir, $installdir, $arch, @files) = @ARGV;
 
-my $unifdef = "scripts/unifdef -U__KERNEL__";
+my $unifdef = "scripts/unifdef -U__KERNEL__ -D__EXPORTED_HEADERS__";
 
 foreach my $file (@files) {
 	local *INFILE;
diff --git a/scripts/kallsyms.c b/scripts/kallsyms.c
index 64343cc084b4..86c3896a1e01 100644
--- a/scripts/kallsyms.c
+++ b/scripts/kallsyms.c
@@ -585,7 +585,7 @@ static int prefix_underscores_count(const char *str)
 {
 	const char *tail = str;
 
-	while (*tail != '_')
+	while (*tail == '_')
 		tail++;
 
 	return tail - str;
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 6d69c7ccdcc7..80599e3a7994 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -30,7 +30,7 @@ silentoldconfig: $(obj)/conf
 	$< -s $(Kconfig)
 
 localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
-	$(Q)perl $< $(Kconfig) > .tmp.config
+	$(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
 	$(Q)if [ -f .config ]; then 				\
 			cmp -s .tmp.config .config ||		\
 			(mv -f .config .config.old.1;		\
@@ -44,7 +44,7 @@ localmodconfig: $(obj)/streamline_config.pl $(obj)/conf
 	$(Q)rm -f .tmp.config
 
 localyesconfig: $(obj)/streamline_config.pl $(obj)/conf
-	$(Q)perl $< $(Kconfig) > .tmp.config
+	$(Q)perl $< $(srctree) $(Kconfig) > .tmp.config
 	$(Q)sed -i s/=m/=y/ .tmp.config
 	$(Q)if [ -f .config ]; then 				\
 			cmp -s .tmp.config .config ||		\
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 3baaaecd6b13..9960d1c303f8 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -38,14 +38,14 @@ static int conf_cnt;
 static char line[128];
 static struct menu *rootEntry;
 
-static char nohelp_text[] = N_("Sorry, no help available for this option yet.\n");
-
-static const char *get_help(struct menu *menu)
+static void print_help(struct menu *menu)
 {
-	if (menu_has_help(menu))
-		return _(menu_get_help(menu));
-	else
-		return nohelp_text;
+	struct gstr help = str_new();
+
+	menu_get_ext_help(menu, &help);
+
+	printf("\n%s\n", str_get(&help));
+	str_free(&help);
 }
 
 static void strip(char *str)
@@ -121,7 +121,7 @@ static int conf_askvalue(struct symbol *sym, const char *def)
 	return 1;
 }
 
-int conf_string(struct menu *menu)
+static int conf_string(struct menu *menu)
 {
 	struct symbol *sym = menu->sym;
 	const char *def;
@@ -140,7 +140,7 @@ int conf_string(struct menu *menu)
 		case '?':
 			/* print help */
 			if (line[1] == '\n') {
-				printf("\n%s\n", get_help(menu));
+				print_help(menu);
 				def = NULL;
 				break;
 			}
@@ -220,7 +220,7 @@ static int conf_sym(struct menu *menu)
 		if (sym_set_tristate_value(sym, newval))
 			return 0;
 help:
-		printf("\n%s\n", get_help(menu));
+		print_help(menu);
 	}
 }
 
@@ -307,7 +307,7 @@ static int conf_choice(struct menu *menu)
 			fgets(line, 128, stdin);
 			strip(line);
 			if (line[0] == '?') {
-				printf("\n%s\n", get_help(menu));
+				print_help(menu);
 				continue;
 			}
 			if (!line[0])
@@ -331,7 +331,7 @@ static int conf_choice(struct menu *menu)
 		if (!child)
 			continue;
 		if (line[strlen(line) - 1] == '?') {
-			printf("\n%s\n", get_help(child));
+			print_help(child);
 			continue;
 		}
 		sym_set_choice_value(sym, child->sym);
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index a04da3459f0f..b55e72ff2fc6 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -560,7 +560,7 @@ int conf_write(const char *name)
 	return 0;
 }
 
-int conf_split_config(void)
+static int conf_split_config(void)
 {
 	const char *name;
 	char path[128];
diff --git a/scripts/kconfig/expr.c b/scripts/kconfig/expr.c
index 579ece4fa584..edd3f39a080a 100644
--- a/scripts/kconfig/expr.c
+++ b/scripts/kconfig/expr.c
@@ -348,7 +348,7 @@ struct expr *expr_trans_bool(struct expr *e)
 /*
  * e1 || e2 -> ?
  */
-struct expr *expr_join_or(struct expr *e1, struct expr *e2)
+static struct expr *expr_join_or(struct expr *e1, struct expr *e2)
 {
 	struct expr *tmp;
 	struct symbol *sym1, *sym2;
@@ -412,7 +412,7 @@ struct expr *expr_join_or(struct expr *e1, struct expr *e2)
 	return NULL;
 }
 
-struct expr *expr_join_and(struct expr *e1, struct expr *e2)
+static struct expr *expr_join_and(struct expr *e1, struct expr *e2)
 {
 	struct expr *tmp;
 	struct symbol *sym1, *sym2;
@@ -1098,6 +1098,8 @@ void expr_fprint(struct expr *e, FILE *out)
 static void expr_print_gstr_helper(void *data, struct symbol *sym, const char *str)
 {
 	str_append((struct gstr*)data, str);
+	if (sym)
+		str_printf((struct gstr*)data, " [=%s]", sym_get_string_value(sym));
 }
 
 void expr_gstr_print(struct expr *e, struct gstr *gs)
diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c
index 199b22bb49e2..65464366fe38 100644
--- a/scripts/kconfig/gconf.c
+++ b/scripts/kconfig/gconf.c
@@ -456,19 +456,9 @@ static void text_insert_help(struct menu *menu)
 	GtkTextBuffer *buffer;
 	GtkTextIter start, end;
 	const char *prompt = _(menu_get_prompt(menu));
-	gchar *name;
-	const char *help;
+	struct gstr help = str_new();
 
-	help = menu_get_help(menu);
-
-	/* Gettextize if the help text not empty */
-	if ((help != 0) && (help[0] != 0))
-		help = _(help);
-
-	if (menu->sym && menu->sym->name)
-		name = g_strdup_printf(menu->sym->name);
-	else
-		name = g_strdup("");
+	menu_get_ext_help(menu, &help);
 
 	buffer = gtk_text_view_get_buffer(GTK_TEXT_VIEW(text_w));
 	gtk_text_buffer_get_bounds(buffer, &start, &end);
@@ -478,14 +468,11 @@ static void text_insert_help(struct menu *menu)
 	gtk_text_buffer_get_end_iter(buffer, &end);
 	gtk_text_buffer_insert_with_tags(buffer, &end, prompt, -1, tag1,
 					 NULL);
-	gtk_text_buffer_insert_at_cursor(buffer, " ", 1);
-	gtk_text_buffer_get_end_iter(buffer, &end);
-	gtk_text_buffer_insert_with_tags(buffer, &end, name, -1, tag1,
-					 NULL);
 	gtk_text_buffer_insert_at_cursor(buffer, "\n\n", 2);
 	gtk_text_buffer_get_end_iter(buffer, &end);
-	gtk_text_buffer_insert_with_tags(buffer, &end, help, -1, tag2,
+	gtk_text_buffer_insert_with_tags(buffer, &end, str_get(&help), -1, tag2,
 					 NULL);
+	str_free(&help);
 }
 
 
diff --git a/scripts/kconfig/gconf.glade b/scripts/kconfig/gconf.glade
index 803233fdd6dd..b1c86c19292c 100644
--- a/scripts/kconfig/gconf.glade
+++ b/scripts/kconfig/gconf.glade
@@ -547,7 +547,7 @@
 		  <property name="headers_visible">True</property>
 		  <property name="rules_hint">False</property>
 		  <property name="reorderable">False</property>
-		  <property name="enable_search">True</property>
+		  <property name="enable_search">False</property>
 		  <signal name="cursor_changed" handler="on_treeview2_cursor_changed" last_modification_time="Sun, 12 Jan 2003 15:58:22 GMT"/>
 		  <signal name="button_press_event" handler="on_treeview1_button_press_event" last_modification_time="Sun, 12 Jan 2003 16:03:52 GMT"/>
 		  <signal name="key_press_event" handler="on_treeview2_key_press_event" last_modification_time="Sun, 12 Jan 2003 16:11:44 GMT"/>
@@ -582,7 +582,7 @@
 		      <property name="headers_visible">True</property>
 		      <property name="rules_hint">False</property>
 		      <property name="reorderable">False</property>
-		      <property name="enable_search">True</property>
+		      <property name="enable_search">False</property>
 		      <signal name="cursor_changed" handler="on_treeview2_cursor_changed" last_modification_time="Sun, 12 Jan 2003 15:57:55 GMT"/>
 		      <signal name="button_press_event" handler="on_treeview2_button_press_event" last_modification_time="Sun, 12 Jan 2003 15:57:58 GMT"/>
 		      <signal name="key_press_event" handler="on_treeview2_key_press_event" last_modification_time="Sun, 12 Jan 2003 15:58:01 GMT"/>
diff --git a/scripts/kconfig/kxgettext.c b/scripts/kconfig/kxgettext.c
index 8d9ce22b0fc5..dcc3fcc0cc9a 100644
--- a/scripts/kconfig/kxgettext.c
+++ b/scripts/kconfig/kxgettext.c
@@ -166,7 +166,7 @@ static int message__add(const char *msg, char *option, char *file, int lineno)
 	return rc;
 }
 
-void menu_build_message_list(struct menu *menu)
+static void menu_build_message_list(struct menu *menu)
 {
 	struct menu *child;
 
@@ -211,7 +211,7 @@ static void message__print_gettext_msgid_msgstr(struct message *self)
 	       "msgstr \"\"\n", self->msg);
 }
 
-void menu__xgettext(void)
+static void menu__xgettext(void)
 {
 	struct message *m = message__list;
 
diff --git a/scripts/kconfig/lex.zconf.c_shipped b/scripts/kconfig/lex.zconf.c_shipped
index dc3e81807d13..fdc7113b08d1 100644
--- a/scripts/kconfig/lex.zconf.c_shipped
+++ b/scripts/kconfig/lex.zconf.c_shipped
@@ -160,7 +160,15 @@ typedef unsigned int flex_uint32_t;
 
 /* Size of default input buffer. */
 #ifndef YY_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k.
+ * Moreover, YY_BUF_SIZE is 2*YY_READ_BUF_SIZE in the general case.
+ * Ditto for the __ia64__ case accordingly.
+ */
+#define YY_BUF_SIZE 32768
+#else
 #define YY_BUF_SIZE 16384
+#endif /* __ia64__ */
 #endif
 
 /* The state buf must be large enough to hold one state per character in the main buffer.
@@ -802,7 +810,7 @@ static int last_ts, first_ts;
 static void zconf_endhelp(void);
 static void zconf_endfile(void);
 
-void new_string(void)
+static void new_string(void)
 {
 	text = malloc(START_STRSIZE);
 	text_asize = START_STRSIZE;
@@ -810,7 +818,7 @@ void new_string(void)
 	*text = 0;
 }
 
-void append_string(const char *str, int size)
+static void append_string(const char *str, int size)
 {
 	int new_size = text_size + size + 1;
 	if (new_size > text_asize) {
@@ -824,7 +832,7 @@ void append_string(const char *str, int size)
 	text[text_size] = 0;
 }
 
-void alloc_string(const char *str, int size)
+static void alloc_string(const char *str, int size)
 {
 	text = malloc(size + 1);
 	memcpy(text, str, size);
@@ -914,7 +922,12 @@ static int input (void );
 
 /* Amount of stuff to slurp up with each read. */
 #ifndef YY_READ_BUF_SIZE
+#ifdef __ia64__
+/* On IA-64, the buffer size is 16k, not 8k */
+#define YY_READ_BUF_SIZE 16384
+#else
 #define YY_READ_BUF_SIZE 8192
+#endif /* __ia64__ */
 #endif
 
 /* Copy whatever the last rule matched to the standard output. */
@@ -922,7 +935,7 @@ static int input (void );
 /* This used to be an fputs(), but since the string might contain NUL's,
  * we now use fwrite().
  */
-#define ECHO fwrite( zconftext, zconfleng, 1, zconfout )
+#define ECHO do { if (fwrite( zconftext, zconfleng, 1, zconfout )) {} } while (0)
 #endif
 
 /* Gets input and stuffs it into "buf".  number of characters read, or YY_NULL,
@@ -2060,8 +2073,8 @@ YY_BUFFER_STATE zconf_scan_string (yyconst char * yystr )
 
 /** Setup the input buffer state to scan the given bytes. The next call to zconflex() will
  * scan from a @e copy of @a bytes.
- * @param bytes the byte buffer to scan
- * @param len the number of bytes in the buffer pointed to by @a bytes.
+ * @param yybytes the byte buffer to scan
+ * @param _yybytes_len the number of bytes in the buffer pointed to by @a bytes.
  * 
  * @return the newly allocated buffer state object.
  */
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 8e69461313d1..ffeb532b2cff 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -17,6 +17,8 @@ P(menu_get_root_menu,struct menu *,(struct menu *menu));
 P(menu_get_parent_menu,struct menu *,(struct menu *menu));
 P(menu_has_help,bool,(struct menu *menu));
 P(menu_get_help,const char *,(struct menu *menu));
+P(get_symbol_str,void,(struct gstr *r, struct symbol *sym));
+P(menu_get_ext_help,void,(struct menu *menu, struct gstr *help));
 
 /* symbol.c */
 P(symbol_hash,struct symbol *,[SYMBOL_HASHSIZE]);
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 25b60bc117f7..d82953573588 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -199,8 +199,6 @@ inputbox_instructions_string[] = N_(
 setmod_text[] = N_(
 	"This feature depends on another which has been configured as a module.\n"
 	"As a result, this feature will be built as a module."),
-nohelp_text[] = N_(
-	"There is no help available for this kernel option.\n"),
 load_config_text[] = N_(
 	"Enter the name of the configuration file you wish to load.  "
 	"Accept the name shown to restore the configuration you "
@@ -284,66 +282,6 @@ static void show_textbox(const char *title, const char *text, int r, int c);
 static void show_helptext(const char *title, const char *text);
 static void show_help(struct menu *menu);
 
-static void get_prompt_str(struct gstr *r, struct property *prop)
-{
-	int i, j;
-	struct menu *submenu[8], *menu;
-
-	str_printf(r, _("Prompt: %s\n"), _(prop->text));
-	str_printf(r, _("  Defined at %s:%d\n"), prop->menu->file->name,
-		prop->menu->lineno);
-	if (!expr_is_yes(prop->visible.expr)) {
-		str_append(r, _("  Depends on: "));
-		expr_gstr_print(prop->visible.expr, r);
-		str_append(r, "\n");
-	}
-	menu = prop->menu->parent;
-	for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent)
-		submenu[i++] = menu;
-	if (i > 0) {
-		str_printf(r, _("  Location:\n"));
-		for (j = 4; --i >= 0; j += 2) {
-			menu = submenu[i];
-			str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu)));
-			if (menu->sym) {
-				str_printf(r, " (%s [=%s])", menu->sym->name ?
-					menu->sym->name : _("<choice>"),
-					sym_get_string_value(menu->sym));
-			}
-			str_append(r, "\n");
-		}
-	}
-}
-
-static void get_symbol_str(struct gstr *r, struct symbol *sym)
-{
-	bool hit;
-	struct property *prop;
-
-	if (sym && sym->name)
-		str_printf(r, "Symbol: %s [=%s]\n", sym->name,
-		                                    sym_get_string_value(sym));
-	for_all_prompts(sym, prop)
-		get_prompt_str(r, prop);
-	hit = false;
-	for_all_properties(sym, prop, P_SELECT) {
-		if (!hit) {
-			str_append(r, "  Selects: ");
-			hit = true;
-		} else
-			str_printf(r, " && ");
-		expr_gstr_print(prop->expr, r);
-	}
-	if (hit)
-		str_append(r, "\n");
-	if (sym->rev_dep.expr) {
-		str_append(r, _("  Selected by: "));
-		expr_gstr_print(sym->rev_dep.expr, r);
-		str_append(r, "\n");
-	}
-	str_append(r, "\n\n");
-}
-
 static struct gstr get_relations_str(struct symbol **sym_arr)
 {
 	struct symbol *sym;
@@ -699,19 +637,9 @@ static void show_helptext(const char *title, const char *text)
 static void show_help(struct menu *menu)
 {
 	struct gstr help = str_new();
-	struct symbol *sym = menu->sym;
-
-	if (menu_has_help(menu))
-	{
-		if (sym->name) {
-			str_printf(&help, "CONFIG_%s:\n\n", sym->name);
-			str_append(&help, _(menu_get_help(menu)));
-			str_append(&help, "\n");
-		}
-	} else {
-		str_append(&help, nohelp_text);
-	}
-	get_symbol_str(&help, sym);
+
+	menu_get_ext_help(menu, &help);
+
 	show_helptext(_(menu_get_prompt(menu)), str_get(&help));
 	str_free(&help);
 }
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index 07ff8d105c9d..059a2465c574 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -9,6 +9,9 @@
 #define LKC_DIRECT_LINK
 #include "lkc.h"
 
+static const char nohelp_text[] = N_(
+	"There is no help available for this kernel option.\n");
+
 struct menu rootmenu;
 static struct menu **last_entry_ptr;
 
@@ -74,7 +77,7 @@ void menu_end_menu(void)
 	current_menu = current_menu->parent;
 }
 
-struct expr *menu_check_dep(struct expr *e)
+static struct expr *menu_check_dep(struct expr *e)
 {
 	if (!e)
 		return e;
@@ -184,7 +187,7 @@ static int menu_range_valid_sym(struct symbol *sym, struct symbol *sym2)
 	       (sym2->type == S_UNKNOWN && sym_string_valid(sym, sym2->name));
 }
 
-void sym_check_prop(struct symbol *sym)
+static void sym_check_prop(struct symbol *sym)
 {
 	struct property *prop;
 	struct symbol *sym2;
@@ -451,3 +454,80 @@ const char *menu_get_help(struct menu *menu)
 	else
 		return "";
 }
+
+static void get_prompt_str(struct gstr *r, struct property *prop)
+{
+	int i, j;
+	struct menu *submenu[8], *menu;
+
+	str_printf(r, _("Prompt: %s\n"), _(prop->text));
+	str_printf(r, _("  Defined at %s:%d\n"), prop->menu->file->name,
+		prop->menu->lineno);
+	if (!expr_is_yes(prop->visible.expr)) {
+		str_append(r, _("  Depends on: "));
+		expr_gstr_print(prop->visible.expr, r);
+		str_append(r, "\n");
+	}
+	menu = prop->menu->parent;
+	for (i = 0; menu != &rootmenu && i < 8; menu = menu->parent)
+		submenu[i++] = menu;
+	if (i > 0) {
+		str_printf(r, _("  Location:\n"));
+		for (j = 4; --i >= 0; j += 2) {
+			menu = submenu[i];
+			str_printf(r, "%*c-> %s", j, ' ', _(menu_get_prompt(menu)));
+			if (menu->sym) {
+				str_printf(r, " (%s [=%s])", menu->sym->name ?
+					menu->sym->name : _("<choice>"),
+					sym_get_string_value(menu->sym));
+			}
+			str_append(r, "\n");
+		}
+	}
+}
+
+void get_symbol_str(struct gstr *r, struct symbol *sym)
+{
+	bool hit;
+	struct property *prop;
+
+	if (sym && sym->name)
+		str_printf(r, "Symbol: %s [=%s]\n", sym->name,
+			   sym_get_string_value(sym));
+	for_all_prompts(sym, prop)
+		get_prompt_str(r, prop);
+	hit = false;
+	for_all_properties(sym, prop, P_SELECT) {
+		if (!hit) {
+			str_append(r, "  Selects: ");
+			hit = true;
+		} else
+			str_printf(r, " && ");
+		expr_gstr_print(prop->expr, r);
+	}
+	if (hit)
+		str_append(r, "\n");
+	if (sym->rev_dep.expr) {
+		str_append(r, _("  Selected by: "));
+		expr_gstr_print(sym->rev_dep.expr, r);
+		str_append(r, "\n");
+	}
+	str_append(r, "\n\n");
+}
+
+void menu_get_ext_help(struct menu *menu, struct gstr *help)
+{
+	struct symbol *sym = menu->sym;
+
+	if (menu_has_help(menu)) {
+		if (sym->name) {
+			str_printf(help, "CONFIG_%s:\n\n", sym->name);
+			str_append(help, _(menu_get_help(menu)));
+			str_append(help, "\n");
+		}
+	} else {
+		str_append(help, nohelp_text);
+	}
+	if (sym)
+		get_symbol_str(help, sym);
+}
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index ce7d508c7520..00c51507cfcc 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -1042,12 +1042,10 @@ void ConfigInfoView::menuInfo(void)
 		if (showDebug())
 			debug = debug_info(sym);
 
-		help = menu_get_help(menu);
-		/* Gettextize if the help text not empty */
-		if (help.isEmpty())
-			help = print_filter(menu_get_help(menu));
-		else
-			help = print_filter(_(menu_get_help(menu)));
+		struct gstr help_gstr = str_new();
+		menu_get_ext_help(menu, &help_gstr);
+		help = print_filter(str_get(&help_gstr));
+		str_free(&help_gstr);
 	} else if (menu->prompt) {
 		head += "<big><b>";
 		head += print_filter(_(menu->prompt->text));
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl
index 95984db8e1e0..0d800820c3cd 100644
--- a/scripts/kconfig/streamline_config.pl
+++ b/scripts/kconfig/streamline_config.pl
@@ -43,7 +43,6 @@
 #    make oldconfig
 #
 my $config = ".config";
-my $linuxpath = ".";
 
 my $uname = `uname -r`;
 chomp $uname;
@@ -111,7 +110,11 @@ sub find_config {
 
 find_config;
 
-my @makefiles = `find $linuxpath -name Makefile`;
+# Get the build source and top level Kconfig file (passed in)
+my $ksource = $ARGV[0];
+my $kconfig = $ARGV[1];
+
+my @makefiles = `find $ksource -name Makefile`;
 my %depends;
 my %selects;
 my %prompts;
@@ -119,9 +122,6 @@ my %objects;
 my $var;
 my $cont = 0;
 
-# Get the top level Kconfig file (passed in)
-my $kconfig = $ARGV[0];
-
 # prevent recursion
 my %read_kconfigs;
 
@@ -132,7 +132,7 @@ sub read_kconfig {
     my $config;
     my @kconfigs;
 
-    open(KIN, $kconfig) || die "Can't open $kconfig";
+    open(KIN, "$ksource/$kconfig") || die "Can't open $kconfig";
     while (<KIN>) {
 	chomp;
 
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index 18f3e5c33634..6c8fbbb66ebc 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -36,7 +36,7 @@ tristate modules_val;
 
 struct expr *sym_env_list;
 
-void sym_add_default(struct symbol *sym, const char *def)
+static void sym_add_default(struct symbol *sym, const char *def)
 {
 	struct property *prop = prop_alloc(P_DEFAULT, sym);
 
@@ -125,7 +125,7 @@ struct property *sym_get_default_prop(struct symbol *sym)
 	return NULL;
 }
 
-struct property *sym_get_range_prop(struct symbol *sym)
+static struct property *sym_get_range_prop(struct symbol *sym)
 {
 	struct property *prop;
 
@@ -943,7 +943,7 @@ const char *prop_get_type_name(enum prop_type type)
 	return "unknown";
 }
 
-void prop_add_env(const char *env)
+static void prop_add_env(const char *env)
 {
 	struct symbol *sym, *sym2;
 	struct property *prop;
diff --git a/scripts/kconfig/zconf.gperf b/scripts/kconfig/zconf.gperf
index 25ef5d01c0af..d8bc74249622 100644
--- a/scripts/kconfig/zconf.gperf
+++ b/scripts/kconfig/zconf.gperf
@@ -9,6 +9,8 @@
 
 struct kconf_id;
 
+static struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
+
 %%
 mainmenu,	T_MAINMENU,	TF_COMMAND
 menu,		T_MENU,		TF_COMMAND
diff --git a/scripts/kconfig/zconf.hash.c_shipped b/scripts/kconfig/zconf.hash.c_shipped
index 5c73d51339d8..c1748faf4634 100644
--- a/scripts/kconfig/zconf.hash.c_shipped
+++ b/scripts/kconfig/zconf.hash.c_shipped
@@ -30,6 +30,8 @@
 #endif
 
 struct kconf_id;
+
+static struct kconf_id *kconf_id_lookup(register const char *str, register unsigned int len);
 /* maximum key range = 47, duplicates = 0 */
 
 #ifdef __GNUC__
diff --git a/scripts/kconfig/zconf.l b/scripts/kconfig/zconf.l
index 21ff69c9ad4e..d8f7236cb0a3 100644
--- a/scripts/kconfig/zconf.l
+++ b/scripts/kconfig/zconf.l
@@ -39,7 +39,7 @@ static int last_ts, first_ts;
 static void zconf_endhelp(void);
 static void zconf_endfile(void);
 
-void new_string(void)
+static void new_string(void)
 {
 	text = malloc(START_STRSIZE);
 	text_asize = START_STRSIZE;
@@ -47,7 +47,7 @@ void new_string(void)
 	*text = 0;
 }
 
-void append_string(const char *str, int size)
+static void append_string(const char *str, int size)
 {
 	int new_size = text_size + size + 1;
 	if (new_size > text_asize) {
@@ -61,7 +61,7 @@ void append_string(const char *str, int size)
 	text[text_size] = 0;
 }
 
-void alloc_string(const char *str, int size)
+static void alloc_string(const char *str, int size)
 {
 	text = malloc(size + 1);
 	memcpy(text, str, size);
diff --git a/scripts/kconfig/zconf.tab.c_shipped b/scripts/kconfig/zconf.tab.c_shipped
index 95df833b5a9d..6e9dcd59aa87 100644
--- a/scripts/kconfig/zconf.tab.c_shipped
+++ b/scripts/kconfig/zconf.tab.c_shipped
@@ -1,24 +1,23 @@
-/* A Bison parser, made by GNU Bison 2.3.  */
 
-/* Skeleton implementation for Bison's Yacc-like parsers in C
+/* A Bison parser, made by GNU Bison 2.4.1.  */
 
-   Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
+/* Skeleton implementation for Bison's Yacc-like parsers in C
+   
+      Copyright (C) 1984, 1989, 1990, 2000, 2001, 2002, 2003, 2004, 2005, 2006
    Free Software Foundation, Inc.
-
-   This program is free software; you can redistribute it and/or modify
+   
+   This program is free software: you can redistribute it and/or modify
    it under the terms of the GNU General Public License as published by
-   the Free Software Foundation; either version 2, or (at your option)
-   any later version.
-
+   the Free Software Foundation, either version 3 of the License, or
+   (at your option) any later version.
+   
    This program is distributed in the hope that it will be useful,
    but WITHOUT ANY WARRANTY; without even the implied warranty of
    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    GNU General Public License for more details.
-
+   
    You should have received a copy of the GNU General Public License
-   along with this program; if not, write to the Free Software
-   Foundation, Inc., 51 Franklin Street, Fifth Floor,
-   Boston, MA 02110-1301, USA.  */
+   along with this program.  If not, see <http://www.gnu.org/licenses/>.  */
 
 /* As a special exception, you may create a larger work that contains
    part or all of the Bison parser skeleton and distribute that work
@@ -29,7 +28,7 @@
    special exception, which will cause the skeleton and the resulting
    Bison output files to be licensed under the GNU General Public
    License without this special exception.
-
+   
    This special exception was added by the Free Software Foundation in
    version 2.2 of Bison.  */
 
@@ -47,7 +46,7 @@
 #define YYBISON 1
 
 /* Bison version.  */
-#define YYBISON_VERSION "2.3"
+#define YYBISON_VERSION "2.4.1"
 
 /* Skeleton name.  */
 #define YYSKELETON_NAME "yacc.c"
@@ -55,94 +54,23 @@
 /* Pure parsers.  */
 #define YYPURE 0
 
+/* Push parsers.  */
+#define YYPUSH 0
+
+/* Pull parsers.  */
+#define YYPULL 1
+
 /* Using locations.  */
 #define YYLSP_NEEDED 0
 
 /* Substitute the variable and function names.  */
-#define yyparse zconfparse
-#define yylex   zconflex
-#define yyerror zconferror
-#define yylval  zconflval
-#define yychar  zconfchar
-#define yydebug zconfdebug
-#define yynerrs zconfnerrs
-
-
-/* Tokens.  */
-#ifndef YYTOKENTYPE
-# define YYTOKENTYPE
-   /* Put the tokens into the symbol table, so that GDB and other debuggers
-      know about them.  */
-   enum yytokentype {
-     T_MAINMENU = 258,
-     T_MENU = 259,
-     T_ENDMENU = 260,
-     T_SOURCE = 261,
-     T_CHOICE = 262,
-     T_ENDCHOICE = 263,
-     T_COMMENT = 264,
-     T_CONFIG = 265,
-     T_MENUCONFIG = 266,
-     T_HELP = 267,
-     T_HELPTEXT = 268,
-     T_IF = 269,
-     T_ENDIF = 270,
-     T_DEPENDS = 271,
-     T_OPTIONAL = 272,
-     T_PROMPT = 273,
-     T_TYPE = 274,
-     T_DEFAULT = 275,
-     T_SELECT = 276,
-     T_RANGE = 277,
-     T_OPTION = 278,
-     T_ON = 279,
-     T_WORD = 280,
-     T_WORD_QUOTE = 281,
-     T_UNEQUAL = 282,
-     T_CLOSE_PAREN = 283,
-     T_OPEN_PAREN = 284,
-     T_EOL = 285,
-     T_OR = 286,
-     T_AND = 287,
-     T_EQUAL = 288,
-     T_NOT = 289
-   };
-#endif
-/* Tokens.  */
-#define T_MAINMENU 258
-#define T_MENU 259
-#define T_ENDMENU 260
-#define T_SOURCE 261
-#define T_CHOICE 262
-#define T_ENDCHOICE 263
-#define T_COMMENT 264
-#define T_CONFIG 265
-#define T_MENUCONFIG 266
-#define T_HELP 267
-#define T_HELPTEXT 268
-#define T_IF 269
-#define T_ENDIF 270
-#define T_DEPENDS 271
-#define T_OPTIONAL 272
-#define T_PROMPT 273
-#define T_TYPE 274
-#define T_DEFAULT 275
-#define T_SELECT 276
-#define T_RANGE 277
-#define T_OPTION 278
-#define T_ON 279
-#define T_WORD 280
-#define T_WORD_QUOTE 281
-#define T_UNEQUAL 282
-#define T_CLOSE_PAREN 283
-#define T_OPEN_PAREN 284
-#define T_EOL 285
-#define T_OR 286
-#define T_AND 287
-#define T_EQUAL 288
-#define T_NOT 289
-
-
+#define yyparse         zconfparse
+#define yylex           zconflex
+#define yyerror         zconferror
+#define yylval          zconflval
+#define yychar          zconfchar
+#define yydebug         zconfdebug
+#define yynerrs         zconfnerrs
 
 
 /* Copy the first part of user declarations.  */
@@ -163,8 +91,6 @@
 #define LKC_DIRECT_LINK
 #include "lkc.h"
 
-#include "zconf.hash.c"
-
 #define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
 
 #define PRINTD		0x0001
@@ -188,6 +114,7 @@ static struct menu *current_menu, *current_entry;
 #endif
 
 
+
 /* Enabling traces.  */
 #ifndef YYDEBUG
 # define YYDEBUG 0
@@ -206,31 +133,77 @@ static struct menu *current_menu, *current_entry;
 # define YYTOKEN_TABLE 0
 #endif
 
+
+/* Tokens.  */
+#ifndef YYTOKENTYPE
+# define YYTOKENTYPE
+   /* Put the tokens into the symbol table, so that GDB and other debuggers
+      know about them.  */
+   enum yytokentype {
+     T_MAINMENU = 258,
+     T_MENU = 259,
+     T_ENDMENU = 260,
+     T_SOURCE = 261,
+     T_CHOICE = 262,
+     T_ENDCHOICE = 263,
+     T_COMMENT = 264,
+     T_CONFIG = 265,
+     T_MENUCONFIG = 266,
+     T_HELP = 267,
+     T_HELPTEXT = 268,
+     T_IF = 269,
+     T_ENDIF = 270,
+     T_DEPENDS = 271,
+     T_OPTIONAL = 272,
+     T_PROMPT = 273,
+     T_TYPE = 274,
+     T_DEFAULT = 275,
+     T_SELECT = 276,
+     T_RANGE = 277,
+     T_OPTION = 278,
+     T_ON = 279,
+     T_WORD = 280,
+     T_WORD_QUOTE = 281,
+     T_UNEQUAL = 282,
+     T_CLOSE_PAREN = 283,
+     T_OPEN_PAREN = 284,
+     T_EOL = 285,
+     T_OR = 286,
+     T_AND = 287,
+     T_EQUAL = 288,
+     T_NOT = 289
+   };
+#endif
+
+
+
 #if ! defined YYSTYPE && ! defined YYSTYPE_IS_DECLARED
 typedef union YYSTYPE
-
 {
+
+
 	char *string;
 	struct file *file;
 	struct symbol *symbol;
 	struct expr *expr;
 	struct menu *menu;
 	struct kconf_id *id;
-}
-/* Line 187 of yacc.c.  */
 
-	YYSTYPE;
+
+
+} YYSTYPE;
+# define YYSTYPE_IS_TRIVIAL 1
 # define yystype YYSTYPE /* obsolescent; will be withdrawn */
 # define YYSTYPE_IS_DECLARED 1
-# define YYSTYPE_IS_TRIVIAL 1
 #endif
 
 
-
 /* Copy the second part of user declarations.  */
 
 
-/* Line 216 of yacc.c.  */
+/* Include zconf.hash.c here so it can see the token constants. */
+#include "zconf.hash.c"
+
 
 
 #ifdef short
@@ -306,14 +279,14 @@ typedef short int yytype_int16;
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static int
-YYID (int i)
+YYID (int yyi)
 #else
 static int
-YYID (i)
-    int i;
+YYID (yyi)
+    int yyi;
 #endif
 {
-  return i;
+  return yyi;
 }
 #endif
 
@@ -394,9 +367,9 @@ void free (void *); /* INFRINGES ON USER NAME SPACE */
 /* A type that is properly aligned for any stack member.  */
 union yyalloc
 {
-  yytype_int16 yyss;
-  YYSTYPE yyvs;
-  };
+  yytype_int16 yyss_alloc;
+  YYSTYPE yyvs_alloc;
+};
 
 /* The size of the maximum gap between one aligned stack and the next.  */
 # define YYSTACK_GAP_MAXIMUM (sizeof (union yyalloc) - 1)
@@ -430,12 +403,12 @@ union yyalloc
    elements in the stack, and YYPTR gives the new location of the
    stack.  Advance YYPTR to a properly aligned location for the next
    stack.  */
-# define YYSTACK_RELOCATE(Stack)					\
+# define YYSTACK_RELOCATE(Stack_alloc, Stack)				\
     do									\
       {									\
 	YYSIZE_T yynewbytes;						\
-	YYCOPY (&yyptr->Stack, Stack, yysize);				\
-	Stack = &yyptr->Stack;						\
+	YYCOPY (&yyptr->Stack_alloc, Stack, yysize);			\
+	Stack = &yyptr->Stack_alloc;					\
 	yynewbytes = yystacksize * sizeof (*Stack) + YYSTACK_GAP_MAXIMUM; \
 	yyptr += yynewbytes / sizeof (*yyptr);				\
       }									\
@@ -558,18 +531,18 @@ static const yytype_int8 yyrhs[] =
 /* YYRLINE[YYN] -- source line where rule number YYN was defined.  */
 static const yytype_uint16 yyrline[] =
 {
-       0,   104,   104,   106,   108,   109,   110,   111,   112,   113,
-     114,   118,   122,   122,   122,   122,   122,   122,   122,   126,
-     127,   128,   129,   130,   131,   135,   136,   142,   150,   156,
-     164,   174,   176,   177,   178,   179,   180,   181,   184,   192,
-     198,   208,   214,   220,   223,   225,   236,   237,   242,   251,
-     256,   264,   267,   269,   270,   271,   272,   273,   276,   282,
-     293,   299,   309,   311,   316,   324,   332,   335,   337,   338,
-     339,   344,   351,   356,   364,   367,   369,   370,   371,   374,
-     382,   389,   396,   402,   409,   411,   412,   413,   416,   424,
-     426,   431,   432,   435,   436,   437,   441,   442,   445,   446,
-     449,   450,   451,   452,   453,   454,   455,   458,   459,   462,
-     463
+       0,   107,   107,   109,   111,   112,   113,   114,   115,   116,
+     117,   121,   125,   125,   125,   125,   125,   125,   125,   129,
+     130,   131,   132,   133,   134,   138,   139,   145,   153,   159,
+     167,   177,   179,   180,   181,   182,   183,   184,   187,   195,
+     201,   211,   217,   223,   226,   228,   239,   240,   245,   254,
+     259,   267,   270,   272,   273,   274,   275,   276,   279,   285,
+     296,   302,   312,   314,   319,   327,   335,   338,   340,   341,
+     342,   347,   354,   359,   367,   370,   372,   373,   374,   377,
+     385,   392,   399,   405,   412,   414,   415,   416,   419,   427,
+     429,   434,   435,   438,   439,   440,   444,   445,   448,   449,
+     452,   453,   454,   455,   456,   457,   458,   461,   462,   465,
+     466
 };
 #endif
 
@@ -985,17 +958,20 @@ yy_symbol_print (yyoutput, yytype, yyvaluep)
 #if (defined __STDC__ || defined __C99__FUNC__ \
      || defined __cplusplus || defined _MSC_VER)
 static void
-yy_stack_print (yytype_int16 *bottom, yytype_int16 *top)
+yy_stack_print (yytype_int16 *yybottom, yytype_int16 *yytop)
 #else
 static void
-yy_stack_print (bottom, top)
-    yytype_int16 *bottom;
-    yytype_int16 *top;
+yy_stack_print (yybottom, yytop)
+    yytype_int16 *yybottom;
+    yytype_int16 *yytop;
 #endif
 {
   YYFPRINTF (stderr, "Stack now");
-  for (; bottom <= top; ++bottom)
-    YYFPRINTF (stderr, " %d", *bottom);
+  for (; yybottom <= yytop; yybottom++)
+    {
+      int yybot = *yybottom;
+      YYFPRINTF (stderr, " %d", yybot);
+    }
   YYFPRINTF (stderr, "\n");
 }
 
@@ -1029,11 +1005,11 @@ yy_reduce_print (yyvsp, yyrule)
   /* The symbols being reduced.  */
   for (yyi = 0; yyi < yynrhs; yyi++)
     {
-      fprintf (stderr, "   $%d = ", yyi + 1);
+      YYFPRINTF (stderr, "   $%d = ", yyi + 1);
       yy_symbol_print (stderr, yyrhs[yyprhs[yyrule] + yyi],
 		       &(yyvsp[(yyi + 1) - (yynrhs)])
 		       		       );
-      fprintf (stderr, "\n");
+      YYFPRINTF (stderr, "\n");
     }
 }
 
@@ -1343,10 +1319,8 @@ yydestruct (yymsg, yytype, yyvaluep)
 	break;
     }
 }
-
 
 /* Prevent warnings from -Wmissing-prototypes.  */
-
 #ifdef YYPARSE_PARAM
 #if defined __STDC__ || defined __cplusplus
 int yyparse (void *YYPARSE_PARAM);
@@ -1362,11 +1336,10 @@ int yyparse ();
 #endif /* ! YYPARSE_PARAM */
 
 
-
-/* The look-ahead symbol.  */
+/* The lookahead symbol.  */
 int yychar;
 
-/* The semantic value of the look-ahead symbol.  */
+/* The semantic value of the lookahead symbol.  */
 YYSTYPE yylval;
 
 /* Number of syntax errors so far.  */
@@ -1374,9 +1347,9 @@ int yynerrs;
 
 
 
-/*----------.
-| yyparse.  |
-`----------*/
+/*-------------------------.
+| yyparse or yypush_parse.  |
+`-------------------------*/
 
 #ifdef YYPARSE_PARAM
 #if (defined __STDC__ || defined __C99__FUNC__ \
@@ -1400,66 +1373,68 @@ yyparse ()
 #endif
 #endif
 {
-  
-  int yystate;
-  int yyn;
-  int yyresult;
-  /* Number of tokens to shift before error messages enabled.  */
-  int yyerrstatus;
-  /* Look-ahead token as an internal (translated) token number.  */
-  int yytoken = 0;
-#if YYERROR_VERBOSE
-  /* Buffer for error messages, and its allocated size.  */
-  char yymsgbuf[128];
-  char *yymsg = yymsgbuf;
-  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
-#endif
-
-  /* Three stacks and their tools:
-     `yyss': related to states,
-     `yyvs': related to semantic values,
-     `yyls': related to locations.
 
-     Refer to the stacks thru separate pointers, to allow yyoverflow
-     to reallocate them elsewhere.  */
 
-  /* The state stack.  */
-  yytype_int16 yyssa[YYINITDEPTH];
-  yytype_int16 *yyss = yyssa;
-  yytype_int16 *yyssp;
+    int yystate;
+    /* Number of tokens to shift before error messages enabled.  */
+    int yyerrstatus;
 
-  /* The semantic value stack.  */
-  YYSTYPE yyvsa[YYINITDEPTH];
-  YYSTYPE *yyvs = yyvsa;
-  YYSTYPE *yyvsp;
+    /* The stacks and their tools:
+       `yyss': related to states.
+       `yyvs': related to semantic values.
 
+       Refer to the stacks thru separate pointers, to allow yyoverflow
+       to reallocate them elsewhere.  */
 
+    /* The state stack.  */
+    yytype_int16 yyssa[YYINITDEPTH];
+    yytype_int16 *yyss;
+    yytype_int16 *yyssp;
 
-#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
+    /* The semantic value stack.  */
+    YYSTYPE yyvsa[YYINITDEPTH];
+    YYSTYPE *yyvs;
+    YYSTYPE *yyvsp;
 
-  YYSIZE_T yystacksize = YYINITDEPTH;
+    YYSIZE_T yystacksize;
 
+  int yyn;
+  int yyresult;
+  /* Lookahead token as an internal (translated) token number.  */
+  int yytoken;
   /* The variables used to return semantic value and location from the
      action routines.  */
   YYSTYPE yyval;
 
+#if YYERROR_VERBOSE
+  /* Buffer for error messages, and its allocated size.  */
+  char yymsgbuf[128];
+  char *yymsg = yymsgbuf;
+  YYSIZE_T yymsg_alloc = sizeof yymsgbuf;
+#endif
+
+#define YYPOPSTACK(N)   (yyvsp -= (N), yyssp -= (N))
 
   /* The number of symbols on the RHS of the reduced rule.
      Keep to zero when no symbol should be popped.  */
   int yylen = 0;
 
+  yytoken = 0;
+  yyss = yyssa;
+  yyvs = yyvsa;
+  yystacksize = YYINITDEPTH;
+
   YYDPRINTF ((stderr, "Starting parse\n"));
 
   yystate = 0;
   yyerrstatus = 0;
   yynerrs = 0;
-  yychar = YYEMPTY;		/* Cause a token to be read.  */
+  yychar = YYEMPTY; /* Cause a token to be read.  */
 
   /* Initialize stack pointers.
      Waste one element of value and location stack
      so that they stay on the same level as the state stack.
      The wasted elements are never initialized.  */
-
   yyssp = yyss;
   yyvsp = yyvs;
 
@@ -1489,7 +1464,6 @@ yyparse ()
 	YYSTYPE *yyvs1 = yyvs;
 	yytype_int16 *yyss1 = yyss;
 
-
 	/* Each stack pointer address is followed by the size of the
 	   data in use in that stack, in bytes.  This used to be a
 	   conditional around just the two extra args, but that might
@@ -1497,7 +1471,6 @@ yyparse ()
 	yyoverflow (YY_("memory exhausted"),
 		    &yyss1, yysize * sizeof (*yyssp),
 		    &yyvs1, yysize * sizeof (*yyvsp),
-
 		    &yystacksize);
 
 	yyss = yyss1;
@@ -1520,9 +1493,8 @@ yyparse ()
 	  (union yyalloc *) YYSTACK_ALLOC (YYSTACK_BYTES (yystacksize));
 	if (! yyptr)
 	  goto yyexhaustedlab;
-	YYSTACK_RELOCATE (yyss);
-	YYSTACK_RELOCATE (yyvs);
-
+	YYSTACK_RELOCATE (yyss_alloc, yyss);
+	YYSTACK_RELOCATE (yyvs_alloc, yyvs);
 #  undef YYSTACK_RELOCATE
 	if (yyss1 != yyssa)
 	  YYSTACK_FREE (yyss1);
@@ -1533,7 +1505,6 @@ yyparse ()
       yyssp = yyss + yysize - 1;
       yyvsp = yyvs + yysize - 1;
 
-
       YYDPRINTF ((stderr, "Stack size increased to %lu\n",
 		  (unsigned long int) yystacksize));
 
@@ -1543,6 +1514,9 @@ yyparse ()
 
   YYDPRINTF ((stderr, "Entering state %d\n", yystate));
 
+  if (yystate == YYFINAL)
+    YYACCEPT;
+
   goto yybackup;
 
 /*-----------.
@@ -1551,16 +1525,16 @@ yyparse ()
 yybackup:
 
   /* Do appropriate processing given the current state.  Read a
-     look-ahead token if we need one and don't already have one.  */
+     lookahead token if we need one and don't already have one.  */
 
-  /* First try to decide what to do without reference to look-ahead token.  */
+  /* First try to decide what to do without reference to lookahead token.  */
   yyn = yypact[yystate];
   if (yyn == YYPACT_NINF)
     goto yydefault;
 
-  /* Not known => get a look-ahead token if don't already have one.  */
+  /* Not known => get a lookahead token if don't already have one.  */
 
-  /* YYCHAR is either YYEMPTY or YYEOF or a valid look-ahead symbol.  */
+  /* YYCHAR is either YYEMPTY or YYEOF or a valid lookahead symbol.  */
   if (yychar == YYEMPTY)
     {
       YYDPRINTF ((stderr, "Reading a token: "));
@@ -1592,20 +1566,16 @@ yybackup:
       goto yyreduce;
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
   /* Count tokens shifted since error; after three, turn off error
      status.  */
   if (yyerrstatus)
     yyerrstatus--;
 
-  /* Shift the look-ahead token.  */
+  /* Shift the lookahead token.  */
   YY_SYMBOL_PRINT ("Shifting", yytoken, &yylval, &yylloc);
 
-  /* Discard the shifted token unless it is eof.  */
-  if (yychar != YYEOF)
-    yychar = YYEMPTY;
+  /* Discard the shifted token.  */
+  yychar = YYEMPTY;
 
   yystate = yyn;
   *++yyvsp = yylval;
@@ -2029,7 +1999,6 @@ yyreduce:
     break;
 
 
-/* Line 1267 of yacc.c.  */
 
       default: break;
     }
@@ -2041,7 +2010,6 @@ yyreduce:
 
   *++yyvsp = yyval;
 
-
   /* Now `shift' the result of the reduction.  Determine what state
      that goes to, based on the state we popped back to and the rule
      number reduced by.  */
@@ -2106,7 +2074,7 @@ yyerrlab:
 
   if (yyerrstatus == 3)
     {
-      /* If just tried and failed to reuse look-ahead token after an
+      /* If just tried and failed to reuse lookahead token after an
 	 error, discard it.  */
 
       if (yychar <= YYEOF)
@@ -2123,7 +2091,7 @@ yyerrlab:
 	}
     }
 
-  /* Else will try to reuse look-ahead token after shifting the error
+  /* Else will try to reuse lookahead token after shifting the error
      token.  */
   goto yyerrlab1;
 
@@ -2180,9 +2148,6 @@ yyerrlab1:
       YY_STACK_PRINT (yyss, yyssp);
     }
 
-  if (yyn == YYFINAL)
-    YYACCEPT;
-
   *++yyvsp = yylval;
 
 
@@ -2207,7 +2172,7 @@ yyabortlab:
   yyresult = 1;
   goto yyreturn;
 
-#ifndef yyoverflow
+#if !defined(yyoverflow) || YYERROR_VERBOSE
 /*-------------------------------------------------.
 | yyexhaustedlab -- memory exhaustion comes here.  |
 `-------------------------------------------------*/
@@ -2218,7 +2183,7 @@ yyexhaustedlab:
 #endif
 
 yyreturn:
-  if (yychar != YYEOF && yychar != YYEMPTY)
+  if (yychar != YYEMPTY)
      yydestruct ("Cleanup: discarding lookahead",
 		 yytoken, &yylval);
   /* Do not reclaim the symbols of the rule which action triggered
@@ -2284,7 +2249,7 @@ void conf_parse(const char *name)
 	sym_set_change_count(1);
 }
 
-const char *zconf_tokenname(int token)
+static const char *zconf_tokenname(int token)
 {
 	switch (token) {
 	case T_MENU:		return "menu";
@@ -2348,7 +2313,7 @@ static void zconferror(const char *err)
 #endif
 }
 
-void print_quoted_string(FILE *out, const char *str)
+static void print_quoted_string(FILE *out, const char *str)
 {
 	const char *p;
 	int len;
@@ -2365,7 +2330,7 @@ void print_quoted_string(FILE *out, const char *str)
 	putc('"', out);
 }
 
-void print_symbol(FILE *out, struct menu *menu)
+static void print_symbol(FILE *out, struct menu *menu)
 {
 	struct symbol *sym = menu->sym;
 	struct property *prop;
diff --git a/scripts/kconfig/zconf.y b/scripts/kconfig/zconf.y
index 9710b82466f2..8c43491f8cc9 100644
--- a/scripts/kconfig/zconf.y
+++ b/scripts/kconfig/zconf.y
@@ -14,8 +14,6 @@
 #define LKC_DIRECT_LINK
 #include "lkc.h"
 
-#include "zconf.hash.c"
-
 #define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
 
 #define PRINTD		0x0001
@@ -100,6 +98,11 @@ static struct menu *current_menu, *current_entry;
 		menu_end_menu();
 } if_entry menu_entry choice_entry
 
+%{
+/* Include zconf.hash.c here so it can see the token constants. */
+#include "zconf.hash.c"
+%}
+
 %%
 input: stmt_list;
 
@@ -501,7 +504,7 @@ void conf_parse(const char *name)
 	sym_set_change_count(1);
 }
 
-const char *zconf_tokenname(int token)
+static const char *zconf_tokenname(int token)
 {
 	switch (token) {
 	case T_MENU:		return "menu";
@@ -565,7 +568,7 @@ static void zconferror(const char *err)
 #endif
 }
 
-void print_quoted_string(FILE *out, const char *str)
+static void print_quoted_string(FILE *out, const char *str)
 {
 	const char *p;
 	int len;
@@ -582,7 +585,7 @@ void print_quoted_string(FILE *out, const char *str)
 	putc('"', out);
 }
 
-void print_symbol(FILE *out, struct menu *menu)
+static void print_symbol(FILE *out, struct menu *menu)
 {
 	struct symbol *sym = menu->sym;
 	struct property *prop;
diff --git a/scripts/markup_oops.pl b/scripts/markup_oops.pl
index 89774011965d..5f0fcb712e29 100644
--- a/scripts/markup_oops.pl
+++ b/scripts/markup_oops.pl
@@ -184,10 +184,7 @@ if ($target eq "0") {
 
 # if it's a module, we need to find the .ko file and calculate a load offset
 if ($module ne "") {
-	my $dir = dirname($filename);
-	$dir = $dir . "/";
-	my $mod = $module . ".ko";
-	my $modulefile = `find $dir -name $mod | head -1`;
+	my $modulefile = `modinfo $module | grep '^filename:' | awk '{ print \$2 }'`;
 	chomp($modulefile);
 	$filename = $modulefile;
 	if ($filename eq "") {
diff --git a/scripts/mkcompile_h b/scripts/mkcompile_h
index 6a12dd9f1181..bce3d0fe6fbd 100755
--- a/scripts/mkcompile_h
+++ b/scripts/mkcompile_h
@@ -1,3 +1,5 @@
+#!/bin/sh
+
 TARGET=$1
 ARCH=$2
 SMP=$3
@@ -50,7 +52,7 @@ UTS_VERSION="$UTS_VERSION $CONFIG_FLAGS $TIMESTAMP"
 # Truncate to maximum length
 
 UTS_LEN=64
-UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
+UTS_TRUNCATE="cut -b -$UTS_LEN"
 
 # Generate a temporary compile.h
 
@@ -66,9 +68,13 @@ UTS_TRUNCATE="sed -e s/\(.\{1,$UTS_LEN\}\).*/\1/"
   echo \#define LINUX_COMPILE_HOST \"`hostname | $UTS_TRUNCATE`\"
 
   if [ -x /bin/dnsdomainname ]; then
-    echo \#define LINUX_COMPILE_DOMAIN \"`dnsdomainname | $UTS_TRUNCATE`\"
+    domain=`dnsdomainname 2> /dev/null`
   elif [ -x /bin/domainname ]; then
-    echo \#define LINUX_COMPILE_DOMAIN \"`domainname | $UTS_TRUNCATE`\"
+    domain=`domainname 2> /dev/null`
+  fi
+
+  if [ -n "$domain" ]; then
+    echo \#define LINUX_COMPILE_DOMAIN \"`echo $domain | $UTS_TRUNCATE`\"
   else
     echo \#define LINUX_COMPILE_DOMAIN
   fi
diff --git a/scripts/mod/file2alias.c b/scripts/mod/file2alias.c
index 40e0045876ee..62a9025cdcc7 100644
--- a/scripts/mod/file2alias.c
+++ b/scripts/mod/file2alias.c
@@ -657,6 +657,15 @@ static int do_i2c_entry(const char *filename, struct i2c_device_id *id,
 	return 1;
 }
 
+/* Looks like: spi:S */
+static int do_spi_entry(const char *filename, struct spi_device_id *id,
+			char *alias)
+{
+	sprintf(alias, SPI_MODULE_PREFIX "%s", id->name);
+
+	return 1;
+}
+
 static const struct dmifield {
 	const char *prefix;
 	int field;
@@ -853,6 +862,10 @@ void handle_moddevtable(struct module *mod, struct elf_info *info,
 		do_table(symval, sym->st_size,
 			 sizeof(struct i2c_device_id), "i2c",
 			 do_i2c_entry, mod);
+	else if (sym_is(symname, "__mod_spi_device_table"))
+		do_table(symval, sym->st_size,
+			 sizeof(struct spi_device_id), "spi",
+			 do_spi_entry, mod);
 	else if (sym_is(symname, "__mod_dmi_device_table"))
 		do_table(symval, sym->st_size,
 			 sizeof(struct dmi_system_id), "dmi",
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 4522948a012e..801a16a17545 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -691,7 +691,7 @@ static int number_prefix(const char *sym)
  *   The $ syntax is for sections where ld append a dot number
  *   to make section name unique.
  */
-int match(const char *sym, const char * const pat[])
+static int match(const char *sym, const char * const pat[])
 {
 	const char *p;
 	while (*pat) {
@@ -1746,7 +1746,7 @@ static void add_header(struct buffer *b, struct module *mod)
 	buf_printf(b, "};\n");
 }
 
-void add_staging_flag(struct buffer *b, const char *name)
+static void add_staging_flag(struct buffer *b, const char *name)
 {
 	static const char *staging_dir = "drivers/staging";
 
diff --git a/scripts/mod/sumversion.c b/scripts/mod/sumversion.c
index aadc5223dcdb..ecf9c7dc1825 100644
--- a/scripts/mod/sumversion.c
+++ b/scripts/mod/sumversion.c
@@ -334,8 +334,6 @@ static int parse_source_files(const char *objfile, struct md4_ctx *md)
 		deps_drivers/net/dummy.o := \
 		  drivers/net/dummy.c \
 		    $(wildcard include/config/net/fastroute.h) \
-		  include/linux/config.h \
-		    $(wildcard include/config/h.h) \
 		  include/linux/module.h \
 
 	   Sum all files in the same dir or subdirs.
diff --git a/scripts/package/Makefile b/scripts/package/Makefile
index fa4a0a17b7e0..f67cc885c807 100644
--- a/scripts/package/Makefile
+++ b/scripts/package/Makefile
@@ -18,6 +18,9 @@
 # e) generate the rpm files, based on kernel.spec
 # - Use /. to avoid tar packing just the symlink
 
+# Note that the rpm-pkg target cannot be used with KBUILD_OUTPUT,
+# but the binrpm-pkg target can; for some reason O= gets ignored.
+
 # Do we have rpmbuild, otherwise fall back to the older rpm
 RPM := $(shell if [ -x "/usr/bin/rpmbuild" ]; then echo rpmbuild; \
 	           else echo rpm; fi)
@@ -33,6 +36,12 @@ $(objtree)/kernel.spec: $(MKSPEC) $(srctree)/Makefile
 	$(CONFIG_SHELL) $(MKSPEC) > $@
 
 rpm-pkg rpm: $(objtree)/kernel.spec FORCE
+	@if test -n "$(KBUILD_OUTPUT)"; then \
+		echo "Building source + binary RPM is not possible outside the"; \
+		echo "kernel source tree. Don't set KBUILD_OUTPUT, or use the"; \
+		echo "binrpm-pkg target instead."; \
+		false; \
+	fi
 	$(MAKE) clean
 	$(PREV) ln -sf $(srctree) $(KERNELPATH)
 	$(CONFIG_SHELL) $(srctree)/scripts/setlocalversion > $(objtree)/.scmversion
@@ -61,7 +70,7 @@ binrpm-pkg: $(objtree)/binkernel.spec FORCE
 	set -e; \
 	mv -f $(objtree)/.tmp_version $(objtree)/.version
 
-	$(RPM) $(RPMOPTS) --define "_builddir $(srctree)" --target \
+	$(RPM) $(RPMOPTS) --define "_builddir $(objtree)" --target \
 		$(UTS_MACHINE) -bb $<
 
 clean-files += $(objtree)/binkernel.spec
diff --git a/scripts/package/mkspec b/scripts/package/mkspec
index 3d93f8c81252..47bdd2f99b78 100755
--- a/scripts/package/mkspec
+++ b/scripts/package/mkspec
@@ -70,7 +70,7 @@ echo 'mkdir -p $RPM_BUILD_ROOT/boot $RPM_BUILD_ROOT/lib/modules'
 echo 'mkdir -p $RPM_BUILD_ROOT/lib/firmware'
 echo "%endif"
 
-echo 'INSTALL_MOD_PATH=$RPM_BUILD_ROOT make %{_smp_mflags} modules_install'
+echo 'INSTALL_MOD_PATH=$RPM_BUILD_ROOT make %{_smp_mflags} KBUILD_SRC= modules_install'
 echo "%ifarch ia64"
 echo 'cp $KBUILD_IMAGE $RPM_BUILD_ROOT'"/boot/efi/vmlinuz-$KERNELRELEASE"
 echo 'ln -s '"efi/vmlinuz-$KERNELRELEASE" '$RPM_BUILD_ROOT'"/boot/"
diff --git a/scripts/selinux/mdp/mdp.c b/scripts/selinux/mdp/mdp.c
index ca757d486187..b4ced8562587 100644
--- a/scripts/selinux/mdp/mdp.c
+++ b/scripts/selinux/mdp/mdp.c
@@ -31,13 +31,13 @@
 
 #include "flask.h"
 
-void usage(char *name)
+static void usage(char *name)
 {
 	printf("usage: %s [-m] policy_file context_file\n", name);
 	exit(1);
 }
 
-void find_common_name(char *cname, char *dest, int len)
+static void find_common_name(char *cname, char *dest, int len)
 {
 	char *start, *end;
 
diff --git a/scripts/tags.sh b/scripts/tags.sh
index 4a34ec591e8c..d52f7a01557c 100755
--- a/scripts/tags.sh
+++ b/scripts/tags.sh
@@ -101,7 +101,8 @@ exuberant()
 	-I ____cacheline_aligned_in_smp                         \
 	-I ____cacheline_internodealigned_in_smp                \
 	-I EXPORT_SYMBOL,EXPORT_SYMBOL_GPL                      \
-	--extra=+f --c-kinds=+px                                \
+	-I DEFINE_TRACE,EXPORT_TRACEPOINT_SYMBOL,EXPORT_TRACEPOINT_SYMBOL_GPL \
+	--extra=+f --c-kinds=-px                                \
 	--regex-asm='/^ENTRY\(([^)]*)\).*/\1/'                  \
 	--regex-c='/^SYSCALL_DEFINE[[:digit:]]?\(([^,)]*).*/sys_\1/'
 
diff --git a/scripts/tracing/power.pl b/scripts/tracing/power.pl
deleted file mode 100644
index 4f729b3501e0..000000000000
--- a/scripts/tracing/power.pl
+++ /dev/null
@@ -1,108 +0,0 @@
-#!/usr/bin/perl
-
-# Copyright 2008, Intel Corporation
-#
-# This file is part of the Linux kernel
-#
-# This program file is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License as published by the
-# Free Software Foundation; version 2 of the License.
-#
-# This program is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
-# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
-# for more details.
-#
-# You should have received a copy of the GNU General Public License
-# along with this program in a file named COPYING; if not, write to the
-# Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor,
-# Boston, MA 02110-1301 USA
-#
-# Authors:
-# 	Arjan van de Ven <arjan@linux.intel.com>
-
-
-#
-# This script turns a cstate ftrace output into a SVG graphic that shows
-# historic C-state information
-#
-#
-# 	cat /sys/kernel/debug/tracing/trace | perl power.pl > out.svg
-#
-
-my @styles;
-my $base = 0;
-
-my @pstate_last;
-my @pstate_level;
-
-$styles[0] = "fill:rgb(0,0,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[1] = "fill:rgb(0,255,0);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[2] = "fill:rgb(255,0,20);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[3] = "fill:rgb(255,255,20);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[4] = "fill:rgb(255,0,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[5] = "fill:rgb(0,255,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[6] = "fill:rgb(0,128,255);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[7] = "fill:rgb(0,255,128);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-$styles[8] = "fill:rgb(0,25,20);fill-opacity:0.5;stroke-width:1;stroke:rgb(0,0,0)";
-
-
-print "<?xml version=\"1.0\" standalone=\"no\"?> \n";
-print "<svg width=\"10000\" height=\"100%\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n";
-
-my $scale = 30000.0;
-while (<>) {
-	my $line = $_;
-	if ($line =~ /([0-9\.]+)\] CSTATE: Going to C([0-9]) on cpu ([0-9]+) for ([0-9\.]+)/) {
-		if ($base == 0) {
-			$base = $1;
-		}
-		my $time = $1 - $base;
-		$time = $time * $scale;
-		my $C = $2;
-		my $cpu = $3;
-		my $y = 400 * $cpu;
-		my $duration = $4 * $scale;
-		my $msec = int($4 * 100000)/100.0;
-		my $height = $C * 20;
-		$style = $styles[$C];
-
-		$y = $y + 140 - $height;
-
-		$x2 = $time + 4;
-		$y2 = $y + 4;
-
-
-		print "<rect x=\"$time\" width=\"$duration\" y=\"$y\" height=\"$height\" style=\"$style\"/>\n";
-		print "<text transform=\"translate($x2,$y2) rotate(90)\">C$C $msec</text>\n";
-	}
-	if ($line =~ /([0-9\.]+)\] PSTATE: Going to P([0-9]) on cpu ([0-9]+)/) {
-		my $time = $1 - $base;
-		my $state = $2;
-		my $cpu = $3;
-
-		if (defined($pstate_last[$cpu])) {
-			my $from = $pstate_last[$cpu];
-			my $oldstate = $pstate_state[$cpu];
-			my $duration = ($time-$from) * $scale;
-
-			$from = $from * $scale;
-			my $to = $from + $duration;
-			my $height = 140 - ($oldstate * (140/8));
-
-			my $y = 400 * $cpu + 200 + $height;
-			my $y2 = $y+4;
-			my $style = $styles[8];
-
-			print "<rect x=\"$from\" y=\"$y\" width=\"$duration\" height=\"5\" style=\"$style\"/>\n";
-			print "<text transform=\"translate($from,$y2)\">P$oldstate (cpu $cpu)</text>\n";
-		};
-
-		$pstate_last[$cpu] = $time;
-		$pstate_state[$cpu] = $state;
-	}
-}
-
-
-print "</svg>\n";
diff --git a/security/device_cgroup.c b/security/device_cgroup.c
index b8186bac8b7e..6cf8fd2b79e8 100644
--- a/security/device_cgroup.c
+++ b/security/device_cgroup.c
@@ -61,7 +61,8 @@ static inline struct dev_cgroup *task_devcgroup(struct task_struct *task)
 struct cgroup_subsys devices_subsys;
 
 static int devcgroup_can_attach(struct cgroup_subsys *ss,
-		struct cgroup *new_cgroup, struct task_struct *task)
+		struct cgroup *new_cgroup, struct task_struct *task,
+		bool threadgroup)
 {
 	if (current != task && !capable(CAP_SYS_ADMIN))
 			return -EPERM;
diff --git a/security/integrity/ima/ima_fs.c b/security/integrity/ima/ima_fs.c
index 6bfc7eaebfda..0c72c9c38956 100644
--- a/security/integrity/ima/ima_fs.c
+++ b/security/integrity/ima/ima_fs.c
@@ -43,7 +43,7 @@ static ssize_t ima_show_htable_violations(struct file *filp,
 	return ima_show_htable_value(buf, count, ppos, &ima_htable.violations);
 }
 
-static struct file_operations ima_htable_violations_ops = {
+static const struct file_operations ima_htable_violations_ops = {
 	.read = ima_show_htable_violations
 };
 
@@ -55,7 +55,7 @@ static ssize_t ima_show_measurements_count(struct file *filp,
 
 }
 
-static struct file_operations ima_measurements_count_ops = {
+static const struct file_operations ima_measurements_count_ops = {
 	.read = ima_show_measurements_count
 };
 
@@ -146,7 +146,7 @@ static int ima_measurements_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations ima_measurments_seqops = {
+static const struct seq_operations ima_measurments_seqops = {
 	.start = ima_measurements_start,
 	.next = ima_measurements_next,
 	.stop = ima_measurements_stop,
@@ -158,7 +158,7 @@ static int ima_measurements_open(struct inode *inode, struct file *file)
 	return seq_open(file, &ima_measurments_seqops);
 }
 
-static struct file_operations ima_measurements_ops = {
+static const struct file_operations ima_measurements_ops = {
 	.open = ima_measurements_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
@@ -221,7 +221,7 @@ static int ima_ascii_measurements_show(struct seq_file *m, void *v)
 	return 0;
 }
 
-static struct seq_operations ima_ascii_measurements_seqops = {
+static const struct seq_operations ima_ascii_measurements_seqops = {
 	.start = ima_measurements_start,
 	.next = ima_measurements_next,
 	.stop = ima_measurements_stop,
@@ -233,7 +233,7 @@ static int ima_ascii_measurements_open(struct inode *inode, struct file *file)
 	return seq_open(file, &ima_ascii_measurements_seqops);
 }
 
-static struct file_operations ima_ascii_measurements_ops = {
+static const struct file_operations ima_ascii_measurements_ops = {
 	.open = ima_ascii_measurements_open,
 	.read = seq_read,
 	.llseek = seq_lseek,
@@ -313,7 +313,7 @@ static int ima_release_policy(struct inode *inode, struct file *file)
 	return 0;
 }
 
-static struct file_operations ima_measure_policy_ops = {
+static const struct file_operations ima_measure_policy_ops = {
 	.open = ima_open_policy,
 	.write = ima_write_policy,
 	.release = ima_release_policy
diff --git a/security/integrity/ima/ima_iint.c b/security/integrity/ima/ima_iint.c
index b8dd693f8790..a4e2b1dac943 100644
--- a/security/integrity/ima/ima_iint.c
+++ b/security/integrity/ima/ima_iint.c
@@ -58,11 +58,11 @@ struct ima_iint_cache *ima_iint_insert(struct inode *inode)
 
 	if (!ima_initialized)
 		return iint;
-	iint = kmem_cache_alloc(iint_cache, GFP_KERNEL);
+	iint = kmem_cache_alloc(iint_cache, GFP_NOFS);
 	if (!iint)
 		return iint;
 
-	rc = radix_tree_preload(GFP_KERNEL);
+	rc = radix_tree_preload(GFP_NOFS);
 	if (rc < 0)
 		goto out;
 
diff --git a/security/keys/gc.c b/security/keys/gc.c
index 485fc6233c38..4770be375ffe 100644
--- a/security/keys/gc.c
+++ b/security/keys/gc.c
@@ -169,9 +169,9 @@ static void key_garbage_collector(struct work_struct *work)
 
 	/* trawl through the keys looking for keyrings */
 	for (;;) {
-		if (key->expiry > now && key->expiry < new_timer) {
+		if (key->expiry > limit && key->expiry < new_timer) {
 			kdebug("will expire %x in %ld",
-			       key_serial(key), key->expiry - now);
+			       key_serial(key), key->expiry - limit);
 			new_timer = key->expiry;
 		}
 
diff --git a/security/keys/keyctl.c b/security/keys/keyctl.c
index 2fb28efc5326..06ec722897be 100644
--- a/security/keys/keyctl.c
+++ b/security/keys/keyctl.c
@@ -873,7 +873,7 @@ static long get_instantiation_keyring(key_serial_t ringid,
 	/* otherwise specify the destination keyring recorded in the
 	 * authorisation key (any KEY_SPEC_*_KEYRING) */
 	if (ringid >= KEY_SPEC_REQUESTOR_KEYRING) {
-		*_dest_keyring = rka->dest_keyring;
+		*_dest_keyring = key_get(rka->dest_keyring);
 		return 0;
 	}
 
diff --git a/security/lsm_audit.c b/security/lsm_audit.c
index 500aad0ebd6a..3bb90b6f1dd3 100644
--- a/security/lsm_audit.c
+++ b/security/lsm_audit.c
@@ -187,7 +187,7 @@ static inline void print_ipv6_addr(struct audit_buffer *ab,
 				   char *name1, char *name2)
 {
 	if (!ipv6_addr_any(addr))
-		audit_log_format(ab, " %s=%pI6", name1, addr);
+		audit_log_format(ab, " %s=%pI6c", name1, addr);
 	if (port)
 		audit_log_format(ab, " %s=%d", name2, ntohs(port));
 }
diff --git a/security/min_addr.c b/security/min_addr.c
index 14cc7b3b8d03..c844eed7915d 100644
--- a/security/min_addr.c
+++ b/security/min_addr.c
@@ -28,12 +28,12 @@ static void update_mmap_min_addr(void)
  * sysctl handler which just sets dac_mmap_min_addr = the new value and then
  * calls update_mmap_min_addr() so non MAP_FIXED hints get rounded properly
  */
-int mmap_min_addr_handler(struct ctl_table *table, int write, struct file *filp,
+int mmap_min_addr_handler(struct ctl_table *table, int write,
 			  void __user *buffer, size_t *lenp, loff_t *ppos)
 {
 	int ret;
 
-	ret = proc_doulongvec_minmax(table, write, filp, buffer, lenp, ppos);
+	ret = proc_doulongvec_minmax(table, write, buffer, lenp, ppos);
 
 	update_mmap_min_addr();
 
diff --git a/security/selinux/avc.c b/security/selinux/avc.c
index 1ed0f076aadc..b4b5da1c0a42 100644
--- a/security/selinux/avc.c
+++ b/security/selinux/avc.c
@@ -868,8 +868,19 @@ u32 avc_policy_seqno(void)
 
 void avc_disable(void)
 {
-	avc_flush();
-	synchronize_rcu();
-	if (avc_node_cachep)
-		kmem_cache_destroy(avc_node_cachep);
+	/*
+	 * If you are looking at this because you have realized that we are
+	 * not destroying the avc_node_cachep it might be easy to fix, but
+	 * I don't know the memory barrier semantics well enough to know.  It's
+	 * possible that some other task dereferenced security_ops when
+	 * it still pointed to selinux operations.  If that is the case it's
+	 * possible that it is about to use the avc and is about to need the
+	 * avc_node_cachep.  I know I could wrap the security.c security_ops call
+	 * in an rcu_lock, but seriously, it's not worth it.  Instead I just flush
+	 * the cache and get that memory back.
+	 */
+	if (avc_node_cachep) {
+		avc_flush();
+		/* kmem_cache_destroy(avc_node_cachep); */
+	}
 }
diff --git a/security/selinux/hooks.c b/security/selinux/hooks.c
index 417f7c994522..bb230d5d7085 100644
--- a/security/selinux/hooks.c
+++ b/security/selinux/hooks.c
@@ -2411,7 +2411,7 @@ static void selinux_bprm_committed_creds(struct linux_binprm *bprm)
 	/* Wake up the parent if it is waiting so that it can recheck
 	 * wait permission to the new task SID. */
 	read_lock(&tasklist_lock);
-	wake_up_interruptible(&current->real_parent->signal->wait_chldexit);
+	__wake_up_parent(current, current->real_parent);
 	read_unlock(&tasklist_lock);
 }
 
diff --git a/security/smack/smack_lsm.c b/security/smack/smack_lsm.c
index acae7ef4092d..c33b6bb9b6dd 100644
--- a/security/smack/smack_lsm.c
+++ b/security/smack/smack_lsm.c
@@ -30,17 +30,11 @@
 #include <net/netlabel.h>
 #include <net/cipso_ipv4.h>
 #include <linux/audit.h>
+#include <linux/magic.h>
 #include "smack.h"
 
 #define task_security(task)	(task_cred_xxx((task), security))
 
-/*
- * I hope these are the hokeyist lines of code in the module. Casey.
- */
-#define DEVPTS_SUPER_MAGIC	0x1cd1
-#define SOCKFS_MAGIC		0x534F434B
-#define TMPFS_MAGIC		0x01021994
-
 /**
  * smk_fetch - Fetch the smack label from a file.
  * @ip: a pointer to the inode
diff --git a/security/smack/smackfs.c b/security/smack/smackfs.c
index f83a80980726..aeead7585093 100644
--- a/security/smack/smackfs.c
+++ b/security/smack/smackfs.c
@@ -187,7 +187,7 @@ static void load_seq_stop(struct seq_file *s, void *v)
 	/* No-op */
 }
 
-static struct seq_operations load_seq_ops = {
+static const struct seq_operations load_seq_ops = {
 	.start = load_seq_start,
 	.next  = load_seq_next,
 	.show  = load_seq_show,
@@ -503,7 +503,7 @@ static void cipso_seq_stop(struct seq_file *s, void *v)
 	/* No-op */
 }
 
-static struct seq_operations cipso_seq_ops = {
+static const struct seq_operations cipso_seq_ops = {
 	.start = cipso_seq_start,
 	.stop  = cipso_seq_stop,
 	.next  = cipso_seq_next,
@@ -697,7 +697,7 @@ static void netlbladdr_seq_stop(struct seq_file *s, void *v)
 	/* No-op */
 }
 
-static struct seq_operations netlbladdr_seq_ops = {
+static const struct seq_operations netlbladdr_seq_ops = {
 	.start = netlbladdr_seq_start,
 	.stop  = netlbladdr_seq_stop,
 	.next  = netlbladdr_seq_next,
diff --git a/sound/aoa/codecs/tas.c b/sound/aoa/codecs/tas.c
index f0ebc971c686..1dd66ddffcaf 100644
--- a/sound/aoa/codecs/tas.c
+++ b/sound/aoa/codecs/tas.c
@@ -897,6 +897,15 @@ static int tas_create(struct i2c_adapter *adapter,
 	client = i2c_new_device(adapter, &info);
 	if (!client)
 		return -ENODEV;
+	/*
+	 * We know the driver is already loaded, so the device should be
+	 * already bound. If not it means binding failed, and then there
+	 * is no point in keeping the device instantiated.
+	 */
+	if (!client->driver) {
+		i2c_unregister_device(client);
+		return -ENODEV;
+	}
 
 	/*
 	 * Let i2c-core delete that device on driver removal.
diff --git a/sound/arm/aaci.c b/sound/arm/aaci.c
index dc78272fc39f..6c160a038b23 100644
--- a/sound/arm/aaci.c
+++ b/sound/arm/aaci.c
@@ -504,6 +504,10 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
 	int err;
 
 	aaci_pcm_hw_free(substream);
+	if (aacirun->pcm_open) {
+		snd_ac97_pcm_close(aacirun->pcm);
+		aacirun->pcm_open = 0;
+	}
 
 	err = devdma_hw_alloc(NULL, substream,
 			      params_buffer_bytes(params));
@@ -517,7 +521,7 @@ static int aaci_pcm_hw_params(struct snd_pcm_substream *substream,
 	else
 		err = snd_ac97_pcm_open(aacirun->pcm, params_rate(params),
 					params_channels(params),
-					aacirun->pcm->r[1].slots);
+					aacirun->pcm->r[0].slots);
 
 	if (err)
 		goto out;
@@ -937,6 +941,7 @@ static int __devinit aaci_probe_ac97(struct aaci *aaci)
 	struct snd_ac97 *ac97;
 	int ret;
 
+	writel(0, aaci->base + AC97_POWERDOWN);
 	/*
 	 * Assert AACIRESET for 2us
 	 */
diff --git a/sound/arm/pxa2xx-ac97.c b/sound/arm/pxa2xx-ac97.c
index 4e34d19ddbc0..b4b48afb6de6 100644
--- a/sound/arm/pxa2xx-ac97.c
+++ b/sound/arm/pxa2xx-ac97.c
@@ -137,9 +137,9 @@ static int pxa2xx_ac97_do_resume(struct snd_card *card)
 	return 0;
 }
 
-static int pxa2xx_ac97_suspend(struct platform_device *dev, pm_message_t state)
+static int pxa2xx_ac97_suspend(struct device *dev)
 {
-	struct snd_card *card = platform_get_drvdata(dev);
+	struct snd_card *card = dev_get_drvdata(dev);
 	int ret = 0;
 
 	if (card)
@@ -148,9 +148,9 @@ static int pxa2xx_ac97_suspend(struct platform_device *dev, pm_message_t state)
 	return ret;
 }
 
-static int pxa2xx_ac97_resume(struct platform_device *dev)
+static int pxa2xx_ac97_resume(struct device *dev)
 {
-	struct snd_card *card = platform_get_drvdata(dev);
+	struct snd_card *card = dev_get_drvdata(dev);
 	int ret = 0;
 
 	if (card)
@@ -159,9 +159,10 @@ static int pxa2xx_ac97_resume(struct platform_device *dev)
 	return ret;
 }
 
-#else
-#define pxa2xx_ac97_suspend	NULL
-#define pxa2xx_ac97_resume	NULL
+static struct dev_pm_ops pxa2xx_ac97_pm_ops = {
+	.suspend	= pxa2xx_ac97_suspend,
+	.resume		= pxa2xx_ac97_resume,
+};
 #endif
 
 static int __devinit pxa2xx_ac97_probe(struct platform_device *dev)
@@ -241,11 +242,12 @@ static int __devexit pxa2xx_ac97_remove(struct platform_device *dev)
 static struct platform_driver pxa2xx_ac97_driver = {
 	.probe		= pxa2xx_ac97_probe,
 	.remove		= __devexit_p(pxa2xx_ac97_remove),
-	.suspend	= pxa2xx_ac97_suspend,
-	.resume		= pxa2xx_ac97_resume,
 	.driver		= {
 		.name	= "pxa2xx-ac97",
 		.owner	= THIS_MODULE,
+#ifdef CONFIG_PM
+		.pm	= &pxa2xx_ac97_pm_ops,
+#endif
 	},
 };
 
diff --git a/sound/core/pcm.c b/sound/core/pcm.c
index 0c1440121c22..c69c60b2a48a 100644
--- a/sound/core/pcm.c
+++ b/sound/core/pcm.c
@@ -953,11 +953,12 @@ static int snd_pcm_dev_register(struct snd_device *device)
 	struct snd_pcm_substream *substream;
 	struct snd_pcm_notify *notify;
 	char str[16];
-	struct snd_pcm *pcm = device->device_data;
+	struct snd_pcm *pcm;
 	struct device *dev;
 
-	if (snd_BUG_ON(!pcm || !device))
+	if (snd_BUG_ON(!device || !device->device_data))
 		return -ENXIO;
+	pcm = device->device_data;
 	mutex_lock(&register_mutex);
 	err = snd_pcm_add(pcm);
 	if (err) {
diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 59e5fbe6af51..ab73edf2c89a 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -1387,11 +1387,6 @@ static struct action_ops snd_pcm_action_drain_init = {
 	.post_action = snd_pcm_post_drain_init
 };
 
-struct drain_rec {
-	struct snd_pcm_substream *substream;
-	wait_queue_t wait;
-};
-
 static int snd_pcm_drop(struct snd_pcm_substream *substream);
 
 /*
@@ -1407,10 +1402,9 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
 	struct snd_card *card;
 	struct snd_pcm_runtime *runtime;
 	struct snd_pcm_substream *s;
+	wait_queue_t wait;
 	int result = 0;
-	int i, num_drecs;
 	int nonblock = 0;
-	struct drain_rec *drec, drec_tmp, *d;
 
 	card = substream->pcm->card;
 	runtime = substream->runtime;
@@ -1433,38 +1427,10 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
 	} else if (substream->f_flags & O_NONBLOCK)
 		nonblock = 1;
 
-	if (nonblock)
-		goto lock; /* no need to allocate waitqueues */
-
-	/* allocate temporary record for drain sync */
 	down_read(&snd_pcm_link_rwsem);
-	if (snd_pcm_stream_linked(substream)) {
-		drec = kmalloc(substream->group->count * sizeof(*drec), GFP_KERNEL);
-		if (! drec) {
-			up_read(&snd_pcm_link_rwsem);
-			snd_power_unlock(card);
-			return -ENOMEM;
-		}
-	} else
-		drec = &drec_tmp;
-
-	/* count only playback streams */
-	num_drecs = 0;
-	snd_pcm_group_for_each_entry(s, substream) {
-		runtime = s->runtime;
-		if (s->stream == SNDRV_PCM_STREAM_PLAYBACK) {
-			d = &drec[num_drecs++];
-			d->substream = s;
-			init_waitqueue_entry(&d->wait, current);
-			add_wait_queue(&runtime->sleep, &d->wait);
-		}
-	}
-	up_read(&snd_pcm_link_rwsem);
-
- lock:
 	snd_pcm_stream_lock_irq(substream);
 	/* resume pause */
-	if (substream->runtime->status->state == SNDRV_PCM_STATE_PAUSED)
+	if (runtime->status->state == SNDRV_PCM_STATE_PAUSED)
 		snd_pcm_pause(substream, 0);
 
 	/* pre-start/stop - all running streams are changed to DRAINING state */
@@ -1479,25 +1445,35 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
 
 	for (;;) {
 		long tout;
+		struct snd_pcm_runtime *to_check;
 		if (signal_pending(current)) {
 			result = -ERESTARTSYS;
 			break;
 		}
-		/* all finished? */
-		for (i = 0; i < num_drecs; i++) {
-			runtime = drec[i].substream->runtime;
-			if (runtime->status->state == SNDRV_PCM_STATE_DRAINING)
+		/* find a substream to drain */
+		to_check = NULL;
+		snd_pcm_group_for_each_entry(s, substream) {
+			if (s->stream != SNDRV_PCM_STREAM_PLAYBACK)
+				continue;
+			runtime = s->runtime;
+			if (runtime->status->state == SNDRV_PCM_STATE_DRAINING) {
+				to_check = runtime;
 				break;
+			}
 		}
-		if (i == num_drecs)
-			break; /* yes, all drained */
-
+		if (!to_check)
+			break; /* all drained */
+		init_waitqueue_entry(&wait, current);
+		add_wait_queue(&to_check->sleep, &wait);
 		set_current_state(TASK_INTERRUPTIBLE);
 		snd_pcm_stream_unlock_irq(substream);
+		up_read(&snd_pcm_link_rwsem);
 		snd_power_unlock(card);
 		tout = schedule_timeout(10 * HZ);
 		snd_power_lock(card);
+		down_read(&snd_pcm_link_rwsem);
 		snd_pcm_stream_lock_irq(substream);
+		remove_wait_queue(&to_check->sleep, &wait);
 		if (tout == 0) {
 			if (substream->runtime->status->state == SNDRV_PCM_STATE_SUSPENDED)
 				result = -ESTRPIPE;
@@ -1512,16 +1488,7 @@ static int snd_pcm_drain(struct snd_pcm_substream *substream,
 
  unlock:
 	snd_pcm_stream_unlock_irq(substream);
-
-	if (!nonblock) {
-		for (i = 0; i < num_drecs; i++) {
-			d = &drec[i];
-			runtime = d->substream->runtime;
-			remove_wait_queue(&runtime->sleep, &d->wait);
-		}
-		if (drec != &drec_tmp)
-			kfree(drec);
-	}
+	up_read(&snd_pcm_link_rwsem);
 	snd_power_unlock(card);
 
 	return result;
@@ -3018,7 +2985,7 @@ static int snd_pcm_mmap_status_fault(struct vm_area_struct *area,
 	return 0;
 }
 
-static struct vm_operations_struct snd_pcm_vm_ops_status =
+static const struct vm_operations_struct snd_pcm_vm_ops_status =
 {
 	.fault =	snd_pcm_mmap_status_fault,
 };
@@ -3057,7 +3024,7 @@ static int snd_pcm_mmap_control_fault(struct vm_area_struct *area,
 	return 0;
 }
 
-static struct vm_operations_struct snd_pcm_vm_ops_control =
+static const struct vm_operations_struct snd_pcm_vm_ops_control =
 {
 	.fault =	snd_pcm_mmap_control_fault,
 };
@@ -3127,7 +3094,7 @@ static int snd_pcm_mmap_data_fault(struct vm_area_struct *area,
 	return 0;
 }
 
-static struct vm_operations_struct snd_pcm_vm_ops_data =
+static const struct vm_operations_struct snd_pcm_vm_ops_data =
 {
 	.open =		snd_pcm_mmap_data_open,
 	.close =	snd_pcm_mmap_data_close,
@@ -3151,7 +3118,7 @@ static int snd_pcm_default_mmap(struct snd_pcm_substream *substream,
  * mmap the DMA buffer on I/O memory area
  */
 #if SNDRV_PCM_INFO_MMAP_IOMEM
-static struct vm_operations_struct snd_pcm_vm_ops_data_mmio =
+static const struct vm_operations_struct snd_pcm_vm_ops_data_mmio =
 {
 	.open =		snd_pcm_mmap_data_open,
 	.close =	snd_pcm_mmap_data_close,
diff --git a/sound/core/rawmidi.c b/sound/core/rawmidi.c
index c0adc14c91f0..70d6f25ba526 100644
--- a/sound/core/rawmidi.c
+++ b/sound/core/rawmidi.c
@@ -248,7 +248,8 @@ static int assign_substream(struct snd_rawmidi *rmidi, int subdevice,
 	list_for_each_entry(substream, &s->substreams, list) {
 		if (substream->opened) {
 			if (stream == SNDRV_RAWMIDI_STREAM_INPUT ||
-			    !(mode & SNDRV_RAWMIDI_LFLG_APPEND))
+			    !(mode & SNDRV_RAWMIDI_LFLG_APPEND) ||
+			    !substream->append)
 				continue;
 		}
 		if (subdevice < 0 || subdevice == substream->number) {
@@ -266,17 +267,21 @@ static int open_substream(struct snd_rawmidi *rmidi,
 {
 	int err;
 
-	err = snd_rawmidi_runtime_create(substream);
-	if (err < 0)
-		return err;
-	err = substream->ops->open(substream);
-	if (err < 0)
-		return err;
-	substream->opened = 1;
-	if (substream->use_count++ == 0)
+	if (substream->use_count == 0) {
+		err = snd_rawmidi_runtime_create(substream);
+		if (err < 0)
+			return err;
+		err = substream->ops->open(substream);
+		if (err < 0) {
+			snd_rawmidi_runtime_free(substream);
+			return err;
+		}
+		substream->opened = 1;
 		substream->active_sensing = 0;
-	if (mode & SNDRV_RAWMIDI_LFLG_APPEND)
-		substream->append = 1;
+		if (mode & SNDRV_RAWMIDI_LFLG_APPEND)
+			substream->append = 1;
+	}
+	substream->use_count++;
 	rmidi->streams[substream->stream].substream_opened++;
 	return 0;
 }
@@ -297,27 +302,27 @@ static int rawmidi_open_priv(struct snd_rawmidi *rmidi, int subdevice, int mode,
 				       SNDRV_RAWMIDI_STREAM_INPUT,
 				       mode, &sinput);
 		if (err < 0)
-			goto __error;
+			return err;
 	}
 	if (mode & SNDRV_RAWMIDI_LFLG_OUTPUT) {
 		err = assign_substream(rmidi, subdevice,
 				       SNDRV_RAWMIDI_STREAM_OUTPUT,
 				       mode, &soutput);
 		if (err < 0)
-			goto __error;
+			return err;
 	}
 
 	if (sinput) {
 		err = open_substream(rmidi, sinput, mode);
 		if (err < 0)
-			goto __error;
+			return err;
 	}
 	if (soutput) {
 		err = open_substream(rmidi, soutput, mode);
 		if (err < 0) {
 			if (sinput)
 				close_substream(rmidi, sinput, 0);
-			goto __error;
+			return err;
 		}
 	}
 
@@ -325,13 +330,6 @@ static int rawmidi_open_priv(struct snd_rawmidi *rmidi, int subdevice, int mode,
 	rfile->input = sinput;
 	rfile->output = soutput;
 	return 0;
-
-      __error:
-	if (sinput && sinput->runtime)
-		snd_rawmidi_runtime_free(sinput);
-	if (soutput && soutput->runtime)
-		snd_rawmidi_runtime_free(soutput);
-	return err;
 }
 
 /* called from sound/core/seq/seq_midi.c */
diff --git a/sound/drivers/dummy.c b/sound/drivers/dummy.c
index 6ba066c41d2e..252e04ce602f 100644
--- a/sound/drivers/dummy.c
+++ b/sound/drivers/dummy.c
@@ -165,7 +165,7 @@ MODULE_PARM_DESC(enable, "Enable this dummy soundcard.");
 module_param_array(pcm_devs, int, NULL, 0444);
 MODULE_PARM_DESC(pcm_devs, "PCM devices # (0-4) for dummy driver.");
 module_param_array(pcm_substreams, int, NULL, 0444);
-MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-16) for dummy driver.");
+MODULE_PARM_DESC(pcm_substreams, "PCM substreams # (1-128) for dummy driver.");
 //module_param_array(midi_devs, int, NULL, 0444);
 //MODULE_PARM_DESC(midi_devs, "MIDI devices # (0-2) for dummy driver.");
 module_param(fake_buffer, bool, 0444);
@@ -808,8 +808,6 @@ static int __devinit snd_card_dummy_new_mixer(struct snd_dummy *dummy)
 	unsigned int idx;
 	int err;
 
-	if (snd_BUG_ON(!dummy))
-		return -EINVAL;
 	spin_lock_init(&dummy->mixer_lock);
 	strcpy(card->mixername, "Dummy Mixer");
 
diff --git a/sound/drivers/opl3/opl3_midi.c b/sound/drivers/opl3/opl3_midi.c
index 6e7d09ae0e82..7d722a025d0d 100644
--- a/sound/drivers/opl3/opl3_midi.c
+++ b/sound/drivers/opl3/opl3_midi.c
@@ -29,6 +29,8 @@ extern char snd_opl3_regmap[MAX_OPL2_VOICES][4];
 
 extern int use_internal_drums;
 
+static void snd_opl3_note_off_unsafe(void *p, int note, int vel,
+				     struct snd_midi_channel *chan);
 /*
  * The next table looks magical, but it certainly is not. Its values have
  * been calculated as table[i]=8*log(i/64)/log(2) with an obvious exception
@@ -242,16 +244,20 @@ void snd_opl3_timer_func(unsigned long data)
 	int again = 0;
 	int i;
 
-	spin_lock_irqsave(&opl3->sys_timer_lock, flags);
+	spin_lock_irqsave(&opl3->voice_lock, flags);
 	for (i = 0; i < opl3->max_voices; i++) {
 		struct snd_opl3_voice *vp = &opl3->voices[i];
 		if (vp->state > 0 && vp->note_off_check) {
 			if (vp->note_off == jiffies)
-				snd_opl3_note_off(opl3, vp->note, 0, vp->chan);
+				snd_opl3_note_off_unsafe(opl3, vp->note, 0,
+							 vp->chan);
 			else
 				again++;
 		}
 	}
+	spin_unlock_irqrestore(&opl3->voice_lock, flags);
+
+	spin_lock_irqsave(&opl3->sys_timer_lock, flags);
 	if (again) {
 		opl3->tlist.expires = jiffies + 1;	/* invoke again */
 		add_timer(&opl3->tlist);
@@ -658,15 +664,14 @@ static void snd_opl3_kill_voice(struct snd_opl3 *opl3, int voice)
 /*
  * Release a note in response to a midi note off.
  */
-void snd_opl3_note_off(void *p, int note, int vel, struct snd_midi_channel *chan)
+static void snd_opl3_note_off_unsafe(void *p, int note, int vel,
+				     struct snd_midi_channel *chan)
 {
   	struct snd_opl3 *opl3;
 
 	int voice;
 	struct snd_opl3_voice *vp;
 
-	unsigned long flags;
-
 	opl3 = p;
 
 #ifdef DEBUG_MIDI
@@ -674,12 +679,9 @@ void snd_opl3_note_off(void *p, int note, int vel, struct snd_midi_channel *chan
 		   chan->number, chan->midi_program, note);
 #endif
 
-	spin_lock_irqsave(&opl3->voice_lock, flags);
-
 	if (opl3->synth_mode == SNDRV_OPL3_MODE_SEQ) {
 		if (chan->drum_channel && use_internal_drums) {
 			snd_opl3_drum_switch(opl3, note, vel, 0, chan);
-			spin_unlock_irqrestore(&opl3->voice_lock, flags);
 			return;
 		}
 		/* this loop will hopefully kill all extra voices, because
@@ -697,6 +699,16 @@ void snd_opl3_note_off(void *p, int note, int vel, struct snd_midi_channel *chan
 			snd_opl3_kill_voice(opl3, voice);
 		}
 	}
+}
+
+void snd_opl3_note_off(void *p, int note, int vel,
+		       struct snd_midi_channel *chan)
+{
+	struct snd_opl3 *opl3 = p;
+	unsigned long flags;
+
+	spin_lock_irqsave(&opl3->voice_lock, flags);
+	snd_opl3_note_off_unsafe(p, note, vel, chan);
 	spin_unlock_irqrestore(&opl3->voice_lock, flags);
 }
 
diff --git a/sound/drivers/pcsp/pcsp_lib.c b/sound/drivers/pcsp/pcsp_lib.c
index 84cc2658c05b..e1145ac6e908 100644
--- a/sound/drivers/pcsp/pcsp_lib.c
+++ b/sound/drivers/pcsp/pcsp_lib.c
@@ -39,25 +39,20 @@ static DECLARE_TASKLET(pcsp_pcm_tasklet, pcsp_call_pcm_elapsed, 0);
 /* write the port and returns the next expire time in ns;
  * called at the trigger-start and in hrtimer callback
  */
-static unsigned long pcsp_timer_update(struct hrtimer *handle)
+static u64 pcsp_timer_update(struct snd_pcsp *chip)
 {
 	unsigned char timer_cnt, val;
 	u64 ns;
 	struct snd_pcm_substream *substream;
 	struct snd_pcm_runtime *runtime;
-	struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
 	unsigned long flags;
 
 	if (chip->thalf) {
 		outb(chip->val61, 0x61);
 		chip->thalf = 0;
-		if (!atomic_read(&chip->timer_active))
-			return 0;
 		return chip->ns_rem;
 	}
 
-	if (!atomic_read(&chip->timer_active))
-		return 0;
 	substream = chip->playback_substream;
 	if (!substream)
 		return 0;
@@ -88,24 +83,17 @@ static unsigned long pcsp_timer_update(struct hrtimer *handle)
 	return ns;
 }
 
-enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
+static void pcsp_pointer_update(struct snd_pcsp *chip)
 {
-	struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
 	struct snd_pcm_substream *substream;
-	int periods_elapsed, pointer_update;
 	size_t period_bytes, buffer_bytes;
-	unsigned long ns;
+	int periods_elapsed;
 	unsigned long flags;
 
-	pointer_update = !chip->thalf;
-	ns = pcsp_timer_update(handle);
-	if (!ns)
-		return HRTIMER_NORESTART;
-
 	/* update the playback position */
 	substream = chip->playback_substream;
 	if (!substream)
-		return HRTIMER_NORESTART;
+		return;
 
 	period_bytes = snd_pcm_lib_period_bytes(substream);
 	buffer_bytes = snd_pcm_lib_buffer_bytes(substream);
@@ -134,6 +122,26 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 
 	if (periods_elapsed)
 		tasklet_schedule(&pcsp_pcm_tasklet);
+}
+
+enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
+{
+	struct snd_pcsp *chip = container_of(handle, struct snd_pcsp, timer);
+	int pointer_update;
+	u64 ns;
+
+	if (!atomic_read(&chip->timer_active) || !chip->playback_substream)
+		return HRTIMER_NORESTART;
+
+	pointer_update = !chip->thalf;
+	ns = pcsp_timer_update(chip);
+	if (!ns) {
+		printk(KERN_WARNING "PCSP: unexpected stop\n");
+		return HRTIMER_NORESTART;
+	}
+
+	if (pointer_update)
+		pcsp_pointer_update(chip);
 
 	hrtimer_forward(handle, hrtimer_get_expires(handle), ns_to_ktime(ns));
 
@@ -142,8 +150,6 @@ enum hrtimer_restart pcsp_do_timer(struct hrtimer *handle)
 
 static int pcsp_start_playing(struct snd_pcsp *chip)
 {
-	unsigned long ns;
-
 #if PCSP_DEBUG
 	printk(KERN_INFO "PCSP: start_playing called\n");
 #endif
@@ -159,11 +165,7 @@ static int pcsp_start_playing(struct snd_pcsp *chip)
 	atomic_set(&chip->timer_active, 1);
 	chip->thalf = 0;
 
-	ns = pcsp_timer_update(&pcsp_chip.timer);
-	if (!ns)
-		return -EIO;
-
-	hrtimer_start(&pcsp_chip.timer, ktime_set(0, ns), HRTIMER_MODE_REL);
+	hrtimer_start(&pcsp_chip.timer, ktime_set(0, 0), HRTIMER_MODE_REL);
 	return 0;
 }
 
@@ -232,21 +234,22 @@ static int snd_pcsp_playback_hw_free(struct snd_pcm_substream *substream)
 static int snd_pcsp_playback_prepare(struct snd_pcm_substream *substream)
 {
 	struct snd_pcsp *chip = snd_pcm_substream_chip(substream);
+	pcsp_sync_stop(chip);
+	chip->playback_ptr = 0;
+	chip->period_ptr = 0;
+	chip->fmt_size =
+		snd_pcm_format_physical_width(substream->runtime->format) >> 3;
+	chip->is_signed = snd_pcm_format_signed(substream->runtime->format);
 #if PCSP_DEBUG
 	printk(KERN_INFO "PCSP: prepare called, "
-			"size=%zi psize=%zi f=%zi f1=%i\n",
+			"size=%zi psize=%zi f=%zi f1=%i fsize=%i\n",
 			snd_pcm_lib_buffer_bytes(substream),
 			snd_pcm_lib_period_bytes(substream),
 			snd_pcm_lib_buffer_bytes(substream) /
 			snd_pcm_lib_period_bytes(substream),
-			substream->runtime->periods);
+			substream->runtime->periods,
+			chip->fmt_size);
 #endif
-	pcsp_sync_stop(chip);
-	chip->playback_ptr = 0;
-	chip->period_ptr = 0;
-	chip->fmt_size =
-		snd_pcm_format_physical_width(substream->runtime->format) >> 3;
-	chip->is_signed = snd_pcm_format_signed(substream->runtime->format);
 	return 0;
 }
 
diff --git a/sound/drivers/pcsp/pcsp_mixer.c b/sound/drivers/pcsp/pcsp_mixer.c
index 199b03377142..903bc846763f 100644
--- a/sound/drivers/pcsp/pcsp_mixer.c
+++ b/sound/drivers/pcsp/pcsp_mixer.c
@@ -72,7 +72,7 @@ static int pcsp_treble_put(struct snd_kcontrol *kcontrol,
 	if (treble != chip->treble) {
 		chip->treble = treble;
 #if PCSP_DEBUG
-		printk(KERN_INFO "PCSP: rate set to %i\n", PCSP_RATE());
+		printk(KERN_INFO "PCSP: rate set to %li\n", PCSP_RATE());
 #endif
 		changed = 1;
 	}
diff --git a/sound/mips/hal2.c b/sound/mips/hal2.c
index c52691c2fc46..9a88cdfd952a 100644
--- a/sound/mips/hal2.c
+++ b/sound/mips/hal2.c
@@ -915,7 +915,7 @@ static int __devinit hal2_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int __exit hal2_remove(struct platform_device *pdev)
+static int __devexit hal2_remove(struct platform_device *pdev)
 {
 	struct snd_card *card = platform_get_drvdata(pdev);
 
diff --git a/sound/mips/sgio2audio.c b/sound/mips/sgio2audio.c
index e497525bc11b..8691f4cf6191 100644
--- a/sound/mips/sgio2audio.c
+++ b/sound/mips/sgio2audio.c
@@ -973,7 +973,7 @@ static int __devinit snd_sgio2audio_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static int __exit snd_sgio2audio_remove(struct platform_device *pdev)
+static int __devexit snd_sgio2audio_remove(struct platform_device *pdev)
 {
 	struct snd_card *card = platform_get_drvdata(pdev);
 
diff --git a/sound/oss/dmasound/dmasound_core.c b/sound/oss/dmasound/dmasound_core.c
index 793b7f478433..3f3c3f71db4b 100644
--- a/sound/oss/dmasound/dmasound_core.c
+++ b/sound/oss/dmasound/dmasound_core.c
@@ -219,7 +219,9 @@ static int shared_resources_initialised;
      *  Mid level stuff
      */
 
-struct sound_settings dmasound = { .lock = SPIN_LOCK_UNLOCKED };
+struct sound_settings dmasound = {
+	.lock = __SPIN_LOCK_UNLOCKED(dmasound.lock)
+};
 
 static inline void sound_silence(void)
 {
diff --git a/sound/oss/hex2hex.c b/sound/oss/hex2hex.c
index 5460faae98c9..041ef5c52bc2 100644
--- a/sound/oss/hex2hex.c
+++ b/sound/oss/hex2hex.c
@@ -12,7 +12,7 @@
 #define MAX_SIZE (256*1024)
 unsigned char buf[MAX_SIZE];
 
-int loadhex(FILE *inf, unsigned char *buf)
+static int loadhex(FILE *inf, unsigned char *buf)
 {
 	int l=0, c, i;
 
diff --git a/sound/oss/sb_common.c b/sound/oss/sb_common.c
index 77d0e5efda76..ce4db49291f7 100644
--- a/sound/oss/sb_common.c
+++ b/sound/oss/sb_common.c
@@ -157,7 +157,7 @@ static void sb_intr (sb_devc *devc)
 				break;
 
 			default:
-				/* printk(KERN_WARN "Sound Blaster: Unexpected interrupt\n"); */
+				/* printk(KERN_WARNING "Sound Blaster: Unexpected interrupt\n"); */
 				;
 		}
 	}
@@ -177,7 +177,7 @@ static void sb_intr (sb_devc *devc)
 				break;
 
 			default:
-				/* printk(KERN_WARN "Sound Blaster: Unexpected interrupt\n"); */
+				/* printk(KERN_WARNING "Sound Blaster: Unexpected interrupt\n"); */
 				;
 		}
 	}
diff --git a/sound/oss/sb_ess.c b/sound/oss/sb_ess.c
index 180e95c87e3e..51a3d381a59e 100644
--- a/sound/oss/sb_ess.c
+++ b/sound/oss/sb_ess.c
@@ -782,7 +782,7 @@ printk(KERN_INFO "FKS: ess_handle_channel %s irq_mode=%d\n", channel, irq_mode);
 			break;
 
 		default:;
-			/* printk(KERN_WARN "ESS: Unexpected interrupt\n"); */
+			/* printk(KERN_WARNING "ESS: Unexpected interrupt\n"); */
 	}
 }
 
diff --git a/sound/oss/swarm_cs4297a.c b/sound/oss/swarm_cs4297a.c
index 1edab7b4ea83..3136c88eacdf 100644
--- a/sound/oss/swarm_cs4297a.c
+++ b/sound/oss/swarm_cs4297a.c
@@ -110,9 +110,6 @@ static void start_adc(struct cs4297a_state *s);
 // rather than 64k as some of the games work more responsively.
 // log base 2( buff sz = 32k).
 
-//static unsigned long defaultorder = 3;
-//MODULE_PARM(defaultorder, "i");
-
 //
 // Turn on/off debugging compilation by commenting out "#define CSDEBUG"
 //
diff --git a/sound/oss/sys_timer.c b/sound/oss/sys_timer.c
index 107534477a2f..8db6aefe15e4 100644
--- a/sound/oss/sys_timer.c
+++ b/sound/oss/sys_timer.c
@@ -100,9 +100,6 @@ def_tmr_open(int dev, int mode)
 	curr_tempo = 60;
 	curr_timebase = 100;
 	opened = 1;
-
-	;
-
 	{
 		def_tmr.expires = (1) + jiffies;
 		add_timer(&def_tmr);
diff --git a/sound/parisc/harmony.c b/sound/parisc/harmony.c
index e924492df21d..f47f9e226b08 100644
--- a/sound/parisc/harmony.c
+++ b/sound/parisc/harmony.c
@@ -624,6 +624,9 @@ snd_harmony_pcm_init(struct snd_harmony *h)
 	struct snd_pcm *pcm;
 	int err;
 
+	if (snd_BUG_ON(!h))
+		return -EINVAL;
+
 	harmony_disable_interrupts(h);
 	
    	err = snd_pcm_new(h->card, "harmony", 0, 1, 1, &pcm);
@@ -865,11 +868,12 @@ snd_harmony_mixer_reset(struct snd_harmony *h)
 static int __devinit
 snd_harmony_mixer_init(struct snd_harmony *h)
 {
-	struct snd_card *card = h->card;
+	struct snd_card *card;
 	int idx, err;
 
 	if (snd_BUG_ON(!h))
 		return -EINVAL;
+	card = h->card;
 	strcpy(card->mixername, "Harmony Gain control interface");
 
 	for (idx = 0; idx < HARMONY_CONTROLS; idx++) {
diff --git a/sound/pci/Kconfig b/sound/pci/Kconfig
index fb5ee3cc3968..75c602b5b132 100644
--- a/sound/pci/Kconfig
+++ b/sound/pci/Kconfig
@@ -259,7 +259,6 @@ config SND_CS5530
 
 config SND_CS5535AUDIO
 	tristate "CS5535/CS5536 Audio"
-	depends on X86 && !X86_64
 	select SND_PCM
 	select SND_AC97_CODEC
 	help
diff --git a/sound/pci/ali5451/ali5451.c b/sound/pci/ali5451/ali5451.c
index b458d208720b..aaf4da68969c 100644
--- a/sound/pci/ali5451/ali5451.c
+++ b/sound/pci/ali5451/ali5451.c
@@ -973,7 +973,7 @@ static void snd_ali_free_voice(struct snd_ali * codec,
 	void *private_data;
 
 	snd_ali_printk("free_voice: channel=%d\n",pvoice->number);
-	if (pvoice == NULL || !pvoice->use)
+	if (!pvoice->use)
 		return;
 	snd_ali_clear_voices(codec, pvoice->number, pvoice->number);
 	spin_lock_irq(&codec->voice_alloc);
diff --git a/sound/pci/bt87x.c b/sound/pci/bt87x.c
index 24585c6c6d01..4e2b925a94cc 100644
--- a/sound/pci/bt87x.c
+++ b/sound/pci/bt87x.c
@@ -808,6 +808,8 @@ static struct pci_device_id snd_bt87x_ids[] = {
 	BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x1002, 0x0001, GENERIC),
 	/* Leadtek Winfast tv 2000xp delux */
 	BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x107d, 0x6606, GENERIC),
+	/* Pinnacle PCTV */
+	BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x11bd, 0x0012, GENERIC),
 	/* Voodoo TV 200 */
 	BT_DEVICE(PCI_DEVICE_ID_BROOKTREE_878, 0x121a, 0x3000, GENERIC),
 	/* Askey Computer Corp. MagicTView'99 */
diff --git a/sound/pci/ctxfi/ctatc.c b/sound/pci/ctxfi/ctatc.c
index b1b3a644f738..75454648d50c 100644
--- a/sound/pci/ctxfi/ctatc.c
+++ b/sound/pci/ctxfi/ctatc.c
@@ -1037,7 +1037,7 @@ static int atc_line_front_unmute(struct ct_atc *atc, unsigned char state)
 
 static int atc_line_surround_unmute(struct ct_atc *atc, unsigned char state)
 {
-	return atc_daio_unmute(atc, state, LINEO4);
+	return atc_daio_unmute(atc, state, LINEO2);
 }
 
 static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
@@ -1047,7 +1047,7 @@ static int atc_line_clfe_unmute(struct ct_atc *atc, unsigned char state)
 
 static int atc_line_rear_unmute(struct ct_atc *atc, unsigned char state)
 {
-	return atc_daio_unmute(atc, state, LINEO2);
+	return atc_daio_unmute(atc, state, LINEO4);
 }
 
 static int atc_line_in_unmute(struct ct_atc *atc, unsigned char state)
diff --git a/sound/pci/echoaudio/echoaudio.c b/sound/pci/echoaudio/echoaudio.c
index da2065cd2c0d..1305f7ca02c3 100644
--- a/sound/pci/echoaudio/echoaudio.c
+++ b/sound/pci/echoaudio/echoaudio.c
@@ -950,7 +950,7 @@ static int __devinit snd_echo_new_pcm(struct echoaudio *chip)
 	Control interface
 ******************************************************************************/
 
-#ifndef ECHOCARD_HAS_VMIXER
+#if !defined(ECHOCARD_HAS_VMIXER) || defined(ECHOCARD_HAS_LINE_OUT_GAIN)
 
 /******************* PCM output volume *******************/
 static int snd_echo_output_gain_info(struct snd_kcontrol *kcontrol,
@@ -1003,6 +1003,19 @@ static int snd_echo_output_gain_put(struct snd_kcontrol *kcontrol,
 	return changed;
 }
 
+#ifdef ECHOCARD_HAS_LINE_OUT_GAIN
+/* On the Mia this one controls the line-out volume */
+static struct snd_kcontrol_new snd_echo_line_output_gain __devinitdata = {
+	.name = "Line Playback Volume",
+	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+		  SNDRV_CTL_ELEM_ACCESS_TLV_READ,
+	.info = snd_echo_output_gain_info,
+	.get = snd_echo_output_gain_get,
+	.put = snd_echo_output_gain_put,
+	.tlv = {.p = db_scale_output_gain},
+};
+#else
 static struct snd_kcontrol_new snd_echo_pcm_output_gain __devinitdata = {
 	.name = "PCM Playback Volume",
 	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
@@ -1012,9 +1025,10 @@ static struct snd_kcontrol_new snd_echo_pcm_output_gain __devinitdata = {
 	.put = snd_echo_output_gain_put,
 	.tlv = {.p = db_scale_output_gain},
 };
-
 #endif
 
+#endif /* !ECHOCARD_HAS_VMIXER || ECHOCARD_HAS_LINE_OUT_GAIN */
+
 
 
 #ifdef ECHOCARD_HAS_INPUT_GAIN
@@ -2030,10 +2044,18 @@ static int __devinit snd_echo_probe(struct pci_dev *pci,
 	snd_echo_vmixer.count = num_pipes_out(chip) * num_busses_out(chip);
 	if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_vmixer, chip))) < 0)
 		goto ctl_error;
-#else
-	if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_pcm_output_gain, chip))) < 0)
+#ifdef ECHOCARD_HAS_LINE_OUT_GAIN
+	err = snd_ctl_add(chip->card,
+			  snd_ctl_new1(&snd_echo_line_output_gain, chip));
+	if (err < 0)
 		goto ctl_error;
 #endif
+#else /* ECHOCARD_HAS_VMIXER */
+	err = snd_ctl_add(chip->card,
+			  snd_ctl_new1(&snd_echo_pcm_output_gain, chip));
+	if (err < 0)
+		goto ctl_error;
+#endif /* ECHOCARD_HAS_VMIXER */
 
 #ifdef ECHOCARD_HAS_INPUT_GAIN
 	if ((err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_echo_line_input_gain, chip))) < 0)
diff --git a/sound/pci/echoaudio/mia.c b/sound/pci/echoaudio/mia.c
index f3b9b45c9c1b..f05c8c097aa8 100644
--- a/sound/pci/echoaudio/mia.c
+++ b/sound/pci/echoaudio/mia.c
@@ -29,6 +29,7 @@
 #define ECHOCARD_HAS_ADAT	FALSE
 #define ECHOCARD_HAS_STEREO_BIG_ENDIAN32
 #define ECHOCARD_HAS_MIDI
+#define ECHOCARD_HAS_LINE_OUT_GAIN
 
 /* Pipe indexes */
 #define PX_ANALOG_OUT	0	/* 8 */
diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c
index 20a66f85f0a4..6517f589d01d 100644
--- a/sound/pci/hda/hda_intel.c
+++ b/sound/pci/hda/hda_intel.c
@@ -722,9 +722,10 @@ static unsigned int azx_rirb_get_response(struct hda_bus *bus,
 		   chip->last_cmd[addr]);
 	chip->single_cmd = 1;
 	bus->response_reset = 0;
-	/* re-initialize CORB/RIRB */
+	/* release CORB/RIRB */
 	azx_free_cmd_io(chip);
-	azx_init_cmd_io(chip);
+	/* disable unsolicited responses */
+	azx_writel(chip, GCTL, azx_readl(chip, GCTL) & ~ICH6_GCTL_UNSOL);
 	return -1;
 }
 
@@ -865,7 +866,9 @@ static int azx_reset(struct azx *chip)
 	}
 
 	/* Accept unsolicited responses */
-	azx_writel(chip, GCTL, azx_readl(chip, GCTL) | ICH6_GCTL_UNSOL);
+	if (!chip->single_cmd)
+		azx_writel(chip, GCTL, azx_readl(chip, GCTL) |
+			   ICH6_GCTL_UNSOL);
 
 	/* detect codecs */
 	if (!chip->codec_mask) {
@@ -980,7 +983,8 @@ static void azx_init_chip(struct azx *chip)
 	azx_int_enable(chip);
 
 	/* initialize the codec command I/O */
-	azx_init_cmd_io(chip);
+	if (!chip->single_cmd)
+		azx_init_cmd_io(chip);
 
 	/* program the position buffer */
 	azx_writel(chip, DPLBASE, (u32)chip->posbuf.addr);
@@ -2303,6 +2307,7 @@ static void __devinit check_probe_mask(struct azx *chip, int dev)
  * white-list for enable_msi
  */
 static struct snd_pci_quirk msi_white_list[] __devinitdata = {
+	SND_PCI_QUIRK(0x103c, 0x30f7, "HP Pavilion dv4t-1300", 1),
 	SND_PCI_QUIRK(0x103c, 0x3607, "HP Compa CQ40", 1),
 	{}
 };
@@ -2673,6 +2678,7 @@ static struct pci_device_id azx_ids[] = {
 	{ PCI_DEVICE(0x10de, 0x044b), .driver_data = AZX_DRIVER_NVIDIA },
 	{ PCI_DEVICE(0x10de, 0x055c), .driver_data = AZX_DRIVER_NVIDIA },
 	{ PCI_DEVICE(0x10de, 0x055d), .driver_data = AZX_DRIVER_NVIDIA },
+	{ PCI_DEVICE(0x10de, 0x0590), .driver_data = AZX_DRIVER_NVIDIA },
 	{ PCI_DEVICE(0x10de, 0x0774), .driver_data = AZX_DRIVER_NVIDIA },
 	{ PCI_DEVICE(0x10de, 0x0775), .driver_data = AZX_DRIVER_NVIDIA },
 	{ PCI_DEVICE(0x10de, 0x0776), .driver_data = AZX_DRIVER_NVIDIA },
diff --git a/sound/pci/hda/patch_analog.c b/sound/pci/hda/patch_analog.c
index 215e72a87113..2d603f6aba63 100644
--- a/sound/pci/hda/patch_analog.c
+++ b/sound/pci/hda/patch_analog.c
@@ -4032,6 +4032,127 @@ static int ad1984a_thinkpad_init(struct hda_codec *codec)
 }
 
 /*
+ * HP Touchsmart
+ * port-A (0x11)      - front hp-out
+ * port-B (0x14)      - unused
+ * port-C (0x15)      - unused
+ * port-D (0x12)      - rear line out
+ * port-E (0x1c)      - front mic-in
+ * port-F (0x16)      - Internal speakers
+ * digital-mic (0x17) - Internal mic
+ */
+
+static struct hda_verb ad1984a_touchsmart_verbs[] = {
+	/* DACs; unmute as default */
+	{0x03, AC_VERB_SET_AMP_GAIN_MUTE, 0x27}, /* 0dB */
+	{0x04, AC_VERB_SET_AMP_GAIN_MUTE, 0x27}, /* 0dB */
+	/* Port-A (HP) mixer - route only from analog mixer */
+	{0x07, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0)},
+	{0x07, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
+	/* Port-A pin */
+	{0x11, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+	/* Port-A (HP) pin - always unmuted */
+	{0x11, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+	/* Port-E (int speaker) mixer - route only from analog mixer */
+	{0x25, AC_VERB_SET_AMP_GAIN_MUTE, 0x03},
+	/* Port-E pin */
+	{0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+	{0x1c, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_UNMUTE},
+	{0x1c, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+	/* Port-F (int speaker) mixer - route only from analog mixer */
+	{0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0)},
+	{0x0b, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_UNMUTE(1)},
+	/* Port-F pin */
+	{0x16, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_HP},
+	{0x16, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+	/* Analog mixer; mute as default */
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(0)},
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(1)},
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(2)},
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(3)},
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(4)},
+	{0x20, AC_VERB_SET_AMP_GAIN_MUTE, AMP_IN_MUTE(5)},
+	/* Analog Mix output amp */
+	{0x21, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+	/* capture sources */
+	/* {0x0c, AC_VERB_SET_CONNECT_SEL, 0x0}, */ /* set via unsol */
+	{0x0c, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+	{0x0d, AC_VERB_SET_CONNECT_SEL, 0x0},
+	{0x0d, AC_VERB_SET_AMP_GAIN_MUTE, AMP_OUT_MUTE},
+	/* unsolicited event for pin-sense */
+	{0x11, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | AD1884A_HP_EVENT},
+	{0x1c, AC_VERB_SET_UNSOLICITED_ENABLE, AC_USRSP_EN | AD1884A_MIC_EVENT},
+	/* allow to touch GPIO1 (for mute control) */
+	{0x01, AC_VERB_SET_GPIO_MASK, 0x02},
+	{0x01, AC_VERB_SET_GPIO_DIRECTION, 0x02},
+	{0x01, AC_VERB_SET_GPIO_DATA, 0x02}, /* first muted */
+	/* internal mic - dmic */
+	{0x17, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_IN},
+	/* set magic COEFs for dmic */
+	{0x01, AC_VERB_SET_COEF_INDEX, 0x13f7},
+	{0x01, AC_VERB_SET_PROC_COEF, 0x08},
+	{ } /* end */
+};
+
+static struct snd_kcontrol_new ad1984a_touchsmart_mixers[] = {
+	HDA_CODEC_VOLUME("Master Playback Volume", 0x21, 0x0, HDA_OUTPUT),
+/*	HDA_CODEC_MUTE("Master Playback Switch", 0x21, 0x0, HDA_OUTPUT),*/
+	{
+		.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+		.name = "Master Playback Switch",
+		.info = snd_hda_mixer_amp_switch_info,
+		.get = snd_hda_mixer_amp_switch_get,
+		.put = ad1884a_mobile_master_sw_put,
+		.private_value = HDA_COMPOSE_AMP_VAL(0x21, 3, 0, HDA_OUTPUT),
+	},
+	HDA_CODEC_VOLUME("PCM Playback Volume", 0x20, 0x5, HDA_INPUT),
+	HDA_CODEC_MUTE("PCM Playback Switch", 0x20, 0x5, HDA_INPUT),
+	HDA_CODEC_VOLUME("Capture Volume", 0x0c, 0x0, HDA_OUTPUT),
+	HDA_CODEC_MUTE("Capture Switch", 0x0c, 0x0, HDA_OUTPUT),
+	HDA_CODEC_VOLUME("Mic Boost", 0x25, 0x0, HDA_OUTPUT),
+	HDA_CODEC_VOLUME("Internal Mic Boost", 0x17, 0x0, HDA_INPUT),
+	{ } /* end */
+};
+
+/* switch to external mic if plugged */
+static void ad1984a_touchsmart_automic(struct hda_codec *codec)
+{
+	if (snd_hda_codec_read(codec, 0x1c, 0,
+				     AC_VERB_GET_PIN_SENSE, 0) & 0x80000000) {
+		snd_hda_codec_write(codec, 0x0c, 0,
+				     AC_VERB_SET_CONNECT_SEL, 0x4);
+	} else {
+		snd_hda_codec_write(codec, 0x0c, 0,
+				     AC_VERB_SET_CONNECT_SEL, 0x5);
+	}
+}
+
+
+/* unsolicited event for HP jack sensing */
+static void ad1984a_touchsmart_unsol_event(struct hda_codec *codec,
+	unsigned int res)
+{
+	switch (res >> 26) {
+	case AD1884A_HP_EVENT:
+		ad1884a_hp_automute(codec);
+		break;
+	case AD1884A_MIC_EVENT:
+		ad1984a_touchsmart_automic(codec);
+		break;
+	}
+}
+
+/* initialize jack-sensing, too */
+static int ad1984a_touchsmart_init(struct hda_codec *codec)
+{
+	ad198x_init(codec);
+	ad1884a_hp_automute(codec);
+	ad1984a_touchsmart_automic(codec);
+	return 0;
+}
+
+
+/*
  */
 
 enum {
@@ -4039,6 +4160,7 @@ enum {
 	AD1884A_LAPTOP,
 	AD1884A_MOBILE,
 	AD1884A_THINKPAD,
+	AD1984A_TOUCHSMART,
 	AD1884A_MODELS
 };
 
@@ -4047,6 +4169,7 @@ static const char *ad1884a_models[AD1884A_MODELS] = {
 	[AD1884A_LAPTOP]	= "laptop",
 	[AD1884A_MOBILE]	= "mobile",
 	[AD1884A_THINKPAD]	= "thinkpad",
+	[AD1984A_TOUCHSMART]	= "touchsmart",
 };
 
 static struct snd_pci_quirk ad1884a_cfg_tbl[] = {
@@ -4059,6 +4182,7 @@ static struct snd_pci_quirk ad1884a_cfg_tbl[] = {
 	SND_PCI_QUIRK_MASK(0x103c, 0xff00, 0x3600, "HP laptop", AD1884A_LAPTOP),
 	SND_PCI_QUIRK_MASK(0x103c, 0xfff0, 0x7010, "HP laptop", AD1884A_MOBILE),
 	SND_PCI_QUIRK(0x17aa, 0x20ac, "Thinkpad X300", AD1884A_THINKPAD),
+	SND_PCI_QUIRK(0x103c, 0x2a82, "Touchsmart", AD1984A_TOUCHSMART),
 	{}
 };
 
@@ -4142,6 +4266,21 @@ static int patch_ad1884a(struct hda_codec *codec)
 		codec->patch_ops.unsol_event = ad1984a_thinkpad_unsol_event;
 		codec->patch_ops.init = ad1984a_thinkpad_init;
 		break;
+	case AD1984A_TOUCHSMART:
+		spec->mixers[0] = ad1984a_touchsmart_mixers;
+		spec->init_verbs[0] = ad1984a_touchsmart_verbs;
+		spec->multiout.dig_out_nid = 0;
+		codec->patch_ops.unsol_event = ad1984a_touchsmart_unsol_event;
+		codec->patch_ops.init = ad1984a_touchsmart_init;
+		/* set the upper-limit for mixer amp to 0dB for avoiding the
+		 * possible damage by overloading
+		 */
+		snd_hda_override_amp_caps(codec, 0x20, HDA_INPUT,
+					  (0x17 << AC_AMPCAP_OFFSET_SHIFT) |
+					  (0x17 << AC_AMPCAP_NUM_STEPS_SHIFT) |
+					  (0x05 << AC_AMPCAP_STEP_SIZE_SHIFT) |
+					  (1 << AC_AMPCAP_MUTE_SHIFT));
+		break;
 	}
 
 	return 0;
diff --git a/sound/pci/hda/patch_conexant.c b/sound/pci/hda/patch_conexant.c
index 9d899eda44d7..905859d4f4df 100644
--- a/sound/pci/hda/patch_conexant.c
+++ b/sound/pci/hda/patch_conexant.c
@@ -110,6 +110,7 @@ struct conexant_spec {
 
 	unsigned int dell_automute;
 	unsigned int port_d_mode;
+	unsigned char ext_mic_bias;
 };
 
 static int conexant_playback_pcm_open(struct hda_pcm_stream *hinfo,
@@ -682,11 +683,13 @@ static struct hda_input_mux cxt5045_capture_source = {
 };
 
 static struct hda_input_mux cxt5045_capture_source_benq = {
-	.num_items = 3,
+	.num_items = 5,
 	.items = {
 		{ "IntMic", 0x1 },
 		{ "ExtMic", 0x2 },
 		{ "LineIn", 0x3 },
+		{ "CD",     0x4 },
+		{ "Mixer",  0x0 },
 	}
 };
 
@@ -811,11 +814,19 @@ static struct snd_kcontrol_new cxt5045_mixers[] = {
 };
 
 static struct snd_kcontrol_new cxt5045_benq_mixers[] = {
+	HDA_CODEC_VOLUME("CD Capture Volume", 0x1a, 0x04, HDA_INPUT),
+	HDA_CODEC_MUTE("CD Capture Switch", 0x1a, 0x04, HDA_INPUT),
+	HDA_CODEC_VOLUME("CD Playback Volume", 0x17, 0x4, HDA_INPUT),
+	HDA_CODEC_MUTE("CD Playback Switch", 0x17, 0x4, HDA_INPUT),
+
 	HDA_CODEC_VOLUME("Line In Capture Volume", 0x1a, 0x03, HDA_INPUT),
 	HDA_CODEC_MUTE("Line In Capture Switch", 0x1a, 0x03, HDA_INPUT),
 	HDA_CODEC_VOLUME("Line In Playback Volume", 0x17, 0x3, HDA_INPUT),
 	HDA_CODEC_MUTE("Line In Playback Switch", 0x17, 0x3, HDA_INPUT),
 
+	HDA_CODEC_VOLUME("Mixer Capture Volume", 0x1a, 0x0, HDA_INPUT),
+	HDA_CODEC_MUTE("Mixer Capture Switch", 0x1a, 0x0, HDA_INPUT),
+
 	{}
 };
 
@@ -1917,6 +1928,11 @@ static hda_nid_t cxt5066_adc_nids[3] = { 0x14, 0x15, 0x16 };
 static hda_nid_t cxt5066_capsrc_nids[1] = { 0x17 };
 #define CXT5066_SPDIF_OUT	0x21
 
+/* OLPC's microphone port is DC coupled for use with external sensors,
+ * therefore we use a 50% mic bias in order to center the input signal with
+ * the DC input range of the codec. */
+#define CXT5066_OLPC_EXT_MIC_BIAS PIN_VREF50
+
 static struct hda_channel_mode cxt5066_modes[1] = {
 	{ 2, NULL },
 };
@@ -1970,9 +1986,10 @@ static int cxt5066_hp_master_sw_put(struct snd_kcontrol *kcontrol,
 /* toggle input of built-in and mic jack appropriately */
 static void cxt5066_automic(struct hda_codec *codec)
 {
-	static struct hda_verb ext_mic_present[] = {
+	struct conexant_spec *spec = codec->spec;
+	struct hda_verb ext_mic_present[] = {
 		/* enable external mic, port B */
-		{0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+		{0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, spec->ext_mic_bias},
 
 		/* switch to external mic input */
 		{0x17, AC_VERB_SET_CONNECT_SEL, 0},
@@ -2225,7 +2242,7 @@ static struct hda_verb cxt5066_init_verbs_olpc[] = {
 	{0x19, AC_VERB_SET_CONNECT_SEL, 0x00}, /* DAC1 */
 
 	/* Port B: external microphone */
-	{0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
+	{0x1a, AC_VERB_SET_PIN_WIDGET_CONTROL, CXT5066_OLPC_EXT_MIC_BIAS},
 
 	/* Port C: internal microphone */
 	{0x1b, AC_VERB_SET_PIN_WIDGET_CONTROL, PIN_VREF80},
@@ -2315,6 +2332,7 @@ static struct snd_pci_quirk cxt5066_cfg_tbl[] = {
 		      CXT5066_LAPTOP),
 	SND_PCI_QUIRK(0x1028, 0x02f5, "Dell",
 		      CXT5066_DELL_LAPTOP),
+	SND_PCI_QUIRK(0x152d, 0x0833, "OLPC XO-1.5", CXT5066_OLPC_XO_1_5),
 	{}
 };
 
@@ -2342,6 +2360,7 @@ static int patch_cxt5066(struct hda_codec *codec)
 	spec->input_mux = &cxt5066_capture_source;
 
 	spec->port_d_mode = PIN_HP;
+	spec->ext_mic_bias = PIN_VREF80;
 
 	spec->num_init_verbs = 1;
 	spec->init_verbs[0] = cxt5066_init_verbs;
@@ -2373,6 +2392,7 @@ static int patch_cxt5066(struct hda_codec *codec)
 		spec->mixers[spec->num_mixers++] = cxt5066_mixer_master_olpc;
 		spec->mixers[spec->num_mixers++] = cxt5066_mixers;
 		spec->port_d_mode = 0;
+		spec->ext_mic_bias = CXT5066_OLPC_EXT_MIC_BIAS;
 
 		/* no S/PDIF out */
 		spec->multiout.dig_out_nid = 0;
diff --git a/sound/pci/hda/patch_nvhdmi.c b/sound/pci/hda/patch_nvhdmi.c
index c8435c9a97f9..6afdab09bab7 100644
--- a/sound/pci/hda/patch_nvhdmi.c
+++ b/sound/pci/hda/patch_nvhdmi.c
@@ -29,6 +29,9 @@
 #include "hda_codec.h"
 #include "hda_local.h"
 
+/* define below to restrict the supported rates and formats */
+/* #define LIMITED_RATE_FMT_SUPPORT */
+
 struct nvhdmi_spec {
 	struct hda_multi_out multiout;
 
@@ -60,6 +63,22 @@ static struct hda_verb nvhdmi_basic_init[] = {
 	{} /* terminator */
 };
 
+#ifdef LIMITED_RATE_FMT_SUPPORT
+/* support only the safe format and rate */
+#define SUPPORTED_RATES		SNDRV_PCM_RATE_48000
+#define SUPPORTED_MAXBPS	16
+#define SUPPORTED_FORMATS	SNDRV_PCM_FMTBIT_S16_LE
+#else
+/* support all rates and formats */
+#define SUPPORTED_RATES \
+	(SNDRV_PCM_RATE_22050 | SNDRV_PCM_RATE_44100 | SNDRV_PCM_RATE_48000 |\
+	SNDRV_PCM_RATE_88200 | SNDRV_PCM_RATE_96000 | SNDRV_PCM_RATE_176400 |\
+	 SNDRV_PCM_RATE_192000)
+#define SUPPORTED_MAXBPS	24
+#define SUPPORTED_FORMATS \
+	(SNDRV_PCM_FMTBIT_S16_LE | SNDRV_PCM_FMTBIT_S32_LE)
+#endif
+
 /*
  * Controls
  */
@@ -258,9 +277,9 @@ static struct hda_pcm_stream nvhdmi_pcm_digital_playback_8ch = {
 	.channels_min = 2,
 	.channels_max = 8,
 	.nid = Nv_Master_Convert_nid,
-	.rates = SNDRV_PCM_RATE_48000,
-	.maxbps = 16,
-	.formats = SNDRV_PCM_FMTBIT_S16_LE,
+	.rates = SUPPORTED_RATES,
+	.maxbps = SUPPORTED_MAXBPS,
+	.formats = SUPPORTED_FORMATS,
 	.ops = {
 		.open = nvhdmi_dig_playback_pcm_open,
 		.close = nvhdmi_dig_playback_pcm_close_8ch,
@@ -273,9 +292,9 @@ static struct hda_pcm_stream nvhdmi_pcm_digital_playback_2ch = {
 	.channels_min = 2,
 	.channels_max = 2,
 	.nid = Nv_Master_Convert_nid,
-	.rates = SNDRV_PCM_RATE_48000,
-	.maxbps = 16,
-	.formats = SNDRV_PCM_FMTBIT_S16_LE,
+	.rates = SUPPORTED_RATES,
+	.maxbps = SUPPORTED_MAXBPS,
+	.formats = SUPPORTED_FORMATS,
 	.ops = {
 		.open = nvhdmi_dig_playback_pcm_open,
 		.close = nvhdmi_dig_playback_pcm_close_2ch,
@@ -378,6 +397,7 @@ static int patch_nvhdmi_2ch(struct hda_codec *codec)
 static struct hda_codec_preset snd_hda_preset_nvhdmi[] = {
 	{ .id = 0x10de0002, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch },
 	{ .id = 0x10de0003, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch },
+	{ .id = 0x10de0005, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch },
 	{ .id = 0x10de0006, .name = "MCP78 HDMI", .patch = patch_nvhdmi_8ch },
 	{ .id = 0x10de0007, .name = "MCP7A HDMI", .patch = patch_nvhdmi_8ch },
 	{ .id = 0x10de0067, .name = "MCP67 HDMI", .patch = patch_nvhdmi_2ch },
@@ -387,6 +407,7 @@ static struct hda_codec_preset snd_hda_preset_nvhdmi[] = {
 
 MODULE_ALIAS("snd-hda-codec-id:10de0002");
 MODULE_ALIAS("snd-hda-codec-id:10de0003");
+MODULE_ALIAS("snd-hda-codec-id:10de0005");
 MODULE_ALIAS("snd-hda-codec-id:10de0006");
 MODULE_ALIAS("snd-hda-codec-id:10de0007");
 MODULE_ALIAS("snd-hda-codec-id:10de0067");
diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c
index 129605819560..70583719282b 100644
--- a/sound/pci/hda/patch_realtek.c
+++ b/sound/pci/hda/patch_realtek.c
@@ -275,7 +275,7 @@ struct alc_spec {
 	struct snd_kcontrol_new *cap_mixer;	/* capture mixer */
 	unsigned int beep_amp;	/* beep amp value, set via set_beep_amp() */
 
-	const struct hda_verb *init_verbs[5];	/* initialization verbs
+	const struct hda_verb *init_verbs[10];	/* initialization verbs
 						 * don't forget NULL
 						 * termination!
 						 */
@@ -965,6 +965,8 @@ static void alc_automute_pin(struct hda_codec *codec)
 	unsigned int nid = spec->autocfg.hp_pins[0];
 	int i;
 
+	if (!nid)
+		return;
 	pincap = snd_hda_query_pin_caps(codec, nid);
 	if (pincap & AC_PINCAP_TRIG_REQ) /* need trigger? */
 		snd_hda_codec_read(codec, nid, 0, AC_VERB_SET_PIN_SENSE, 0);
@@ -1332,15 +1334,20 @@ do_sku:
 	 *	        when the external headphone out jack is plugged"
 	 */
 	if (!spec->autocfg.hp_pins[0]) {
+		hda_nid_t nid;
 		tmp = (ass >> 11) & 0x3;	/* HP to chassis */
 		if (tmp == 0)
-			spec->autocfg.hp_pins[0] = porta;
+			nid = porta;
 		else if (tmp == 1)
-			spec->autocfg.hp_pins[0] = porte;
+			nid = porte;
 		else if (tmp == 2)
-			spec->autocfg.hp_pins[0] = portd;
+			nid = portd;
 		else
 			return 1;
+		for (i = 0; i < spec->autocfg.line_outs; i++)
+			if (spec->autocfg.line_out_pins[i] == nid)
+				return 1;
+		spec->autocfg.hp_pins[0] = nid;
 	}
 
 	alc_init_auto_hp(codec);
@@ -1362,7 +1369,7 @@ static void alc_ssid_check(struct hda_codec *codec,
 }
 
 /*
- * Fix-up pin default configurations
+ * Fix-up pin default configurations and add default verbs
  */
 
 struct alc_pincfg {
@@ -1370,9 +1377,14 @@ struct alc_pincfg {
 	u32 val;
 };
 
-static void alc_fix_pincfg(struct hda_codec *codec,
+struct alc_fixup {
+	const struct alc_pincfg *pins;
+	const struct hda_verb *verbs;
+};
+
+static void alc_pick_fixup(struct hda_codec *codec,
 			   const struct snd_pci_quirk *quirk,
-			   const struct alc_pincfg **pinfix)
+			   const struct alc_fixup *fix)
 {
 	const struct alc_pincfg *cfg;
 
@@ -1380,9 +1392,14 @@ static void alc_fix_pincfg(struct hda_codec *codec,
 	if (!quirk)
 		return;
 
-	cfg = pinfix[quirk->value];
-	for (; cfg->nid; cfg++)
-		snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
+	fix += quirk->value;
+	cfg = fix->pins;
+	if (cfg) {
+		for (; cfg->nid; cfg++)
+			snd_hda_codec_set_pincfg(codec, cfg->nid, cfg->val);
+	}
+	if (fix->verbs)
+		add_verb(codec->spec, fix->verbs);
 }
 
 /*
@@ -4667,9 +4684,9 @@ static int alc880_parse_auto_config(struct hda_codec *codec)
 			spec->multiout.dig_out_nid = dig_nid;
 		else {
 			spec->multiout.slave_dig_outs = spec->slave_dig_outs;
-			spec->slave_dig_outs[i - 1] = dig_nid;
-			if (i == ARRAY_SIZE(spec->slave_dig_outs) - 1)
+			if (i >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
 				break;
+			spec->slave_dig_outs[i - 1] = dig_nid;
 		}
 	}
 	if (spec->autocfg.dig_in_pin)
@@ -6232,7 +6249,7 @@ static struct snd_pci_quirk alc260_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1025, 0x008f, "Acer", ALC260_ACER),
 	SND_PCI_QUIRK(0x1509, 0x4540, "Favorit 100XS", ALC260_FAVORIT100),
 	SND_PCI_QUIRK(0x103c, 0x2808, "HP d5700", ALC260_HP_3013),
-	SND_PCI_QUIRK(0x103c, 0x280a, "HP d5750", ALC260_HP_3013),
+	SND_PCI_QUIRK(0x103c, 0x280a, "HP d5750", ALC260_AUTO), /* no quirk */
 	SND_PCI_QUIRK(0x103c, 0x3010, "HP", ALC260_HP_3013),
 	SND_PCI_QUIRK(0x103c, 0x3011, "HP", ALC260_HP_3013),
 	SND_PCI_QUIRK(0x103c, 0x3012, "HP", ALC260_HP_DC7600),
@@ -8894,10 +8911,11 @@ static struct snd_pci_quirk alc882_ssid_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x106b, 0x3800, "MacbookPro 4,1", ALC885_MBP3),
 	SND_PCI_QUIRK(0x106b, 0x3e00, "iMac 24 Aluminum", ALC885_IMAC24),
 	SND_PCI_QUIRK(0x106b, 0x3f00, "Macbook 5,1", ALC885_MB5),
-	/* FIXME: HP jack sense seems not working for MBP 5,1, so apparently
-	 * no perfect solution yet
+	/* FIXME: HP jack sense seems not working for MBP 5,1 or 5,2,
+	 * so apparently no perfect solution yet
 	 */
 	SND_PCI_QUIRK(0x106b, 0x4000, "MacbookPro 5,1", ALC885_MB5),
+	SND_PCI_QUIRK(0x106b, 0x4600, "MacbookPro 5,2", ALC885_MB5),
 	{} /* terminator */
 };
 
@@ -9593,11 +9611,13 @@ static struct alc_pincfg alc882_abit_aw9d_pinfix[] = {
 	{ }
 };
 
-static const struct alc_pincfg *alc882_pin_fixes[] = {
-	[PINFIX_ABIT_AW9D_MAX] = alc882_abit_aw9d_pinfix,
+static const struct alc_fixup alc882_fixups[] = {
+	[PINFIX_ABIT_AW9D_MAX] = {
+		.pins = alc882_abit_aw9d_pinfix
+	},
 };
 
-static struct snd_pci_quirk alc882_pinfix_tbl[] = {
+static struct snd_pci_quirk alc882_fixup_tbl[] = {
 	SND_PCI_QUIRK(0x147b, 0x107a, "Abit AW9D-MAX", PINFIX_ABIT_AW9D_MAX),
 	{}
 };
@@ -9794,9 +9814,9 @@ static int alc882_parse_auto_config(struct hda_codec *codec)
 			spec->multiout.dig_out_nid = dig_nid;
 		else {
 			spec->multiout.slave_dig_outs = spec->slave_dig_outs;
-			spec->slave_dig_outs[i - 1] = dig_nid;
-			if (i == ARRAY_SIZE(spec->slave_dig_outs) - 1)
+			if (i >= ARRAY_SIZE(spec->slave_dig_outs) - 1)
 				break;
+			spec->slave_dig_outs[i - 1] = dig_nid;
 		}
 	}
 	if (spec->autocfg.dig_in_pin)
@@ -9869,7 +9889,7 @@ static int patch_alc882(struct hda_codec *codec)
 		board_config = ALC882_AUTO;
 	}
 
-	alc_fix_pincfg(codec, alc882_pinfix_tbl, alc882_pin_fixes);
+	alc_pick_fixup(codec, alc882_fixup_tbl, alc882_fixups);
 
 	if (board_config == ALC882_AUTO) {
 		/* automatic parse from the BIOS config */
@@ -11441,6 +11461,8 @@ static struct snd_pci_quirk alc262_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x104d, 0x820f, "Sony ASSAMD", ALC262_SONY_ASSAMD),
 	SND_PCI_QUIRK(0x104d, 0x9016, "Sony VAIO", ALC262_AUTO), /* dig-only */
 	SND_PCI_QUIRK(0x104d, 0x9025, "Sony VAIO Z21MN", ALC262_TOSHIBA_S06),
+	SND_PCI_QUIRK(0x104d, 0x9035, "Sony VAIO VGN-FW170J", ALC262_AUTO),
+	SND_PCI_QUIRK(0x104d, 0x9047, "Sony VAIO Type G", ALC262_AUTO),
 	SND_PCI_QUIRK_MASK(0x104d, 0xff00, 0x9000, "Sony VAIO",
 			   ALC262_SONY_ASSAMD),
 	SND_PCI_QUIRK(0x1179, 0x0001, "Toshiba dynabook SS RX1",
@@ -12585,7 +12607,8 @@ static struct snd_pci_quirk alc268_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1025, 0x015b, "Acer Aspire One",
 						ALC268_ACER_ASPIRE_ONE),
 	SND_PCI_QUIRK(0x1028, 0x0253, "Dell OEM", ALC268_DELL),
-	SND_PCI_QUIRK(0x1028, 0x02b0, "Dell Inspiron Mini9", ALC268_DELL),
+	SND_PCI_QUIRK_MASK(0x1028, 0xfff0, 0x02b0,
+			"Dell Inspiron Mini9/Vostro A90", ALC268_DELL),
 	/* almost compatible with toshiba but with optional digital outs;
 	 * auto-probing seems working fine
 	 */
@@ -12660,7 +12683,7 @@ static struct alc_config_preset alc268_presets[] = {
 		.init_hook = alc268_toshiba_automute,
 	},
 	[ALC268_ACER] = {
-		.mixers = { alc268_acer_mixer, alc268_capture_nosrc_mixer,
+		.mixers = { alc268_acer_mixer, alc268_capture_alt_mixer,
 			    alc268_beep_mixer },
 		.init_verbs = { alc268_base_init_verbs, alc268_eapd_verbs,
 				alc268_acer_verbs },
@@ -12842,12 +12865,15 @@ static int patch_alc268(struct hda_codec *codec)
 		unsigned int wcap = get_wcaps(codec, 0x07);
 		int i;
 
+		spec->capsrc_nids = alc268_capsrc_nids;
 		/* get type */
 		wcap = get_wcaps_type(wcap);
 		if (spec->auto_mic ||
 		    wcap != AC_WID_AUD_IN || spec->input_mux->num_items == 1) {
 			spec->adc_nids = alc268_adc_nids_alt;
 			spec->num_adc_nids = ARRAY_SIZE(alc268_adc_nids_alt);
+			if (spec->auto_mic)
+				fixup_automic_adc(codec);
 			if (spec->auto_mic || spec->input_mux->num_items == 1)
 				add_mixer(spec, alc268_capture_nosrc_mixer);
 			else
@@ -12857,7 +12883,6 @@ static int patch_alc268(struct hda_codec *codec)
 			spec->num_adc_nids = ARRAY_SIZE(alc268_adc_nids);
 			add_mixer(spec, alc268_capture_mixer);
 		}
-		spec->capsrc_nids = alc268_capsrc_nids;
 		/* set default input source */
 		for (i = 0; i < spec->num_adc_nids; i++)
 			snd_hda_codec_write_cache(codec, alc268_capsrc_nids[i],
@@ -14357,15 +14382,16 @@ static void alc861_auto_init_multi_out(struct hda_codec *codec)
 static void alc861_auto_init_hp_out(struct hda_codec *codec)
 {
 	struct alc_spec *spec = codec->spec;
-	hda_nid_t pin;
 
-	pin = spec->autocfg.hp_pins[0];
-	if (pin)
-		alc861_auto_set_output_and_unmute(codec, pin, PIN_HP,
+	if (spec->autocfg.hp_outs)
+		alc861_auto_set_output_and_unmute(codec,
+						  spec->autocfg.hp_pins[0],
+						  PIN_HP,
 						  spec->multiout.hp_nid);
-	pin = spec->autocfg.speaker_pins[0];
-	if (pin)
-		alc861_auto_set_output_and_unmute(codec, pin, PIN_OUT,
+	if (spec->autocfg.speaker_outs)
+		alc861_auto_set_output_and_unmute(codec,
+						  spec->autocfg.speaker_pins[0],
+						  PIN_OUT,
 						  spec->multiout.dac_nids[0]);
 }
 
@@ -15158,7 +15184,7 @@ static struct snd_pci_quirk alc861vd_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x1019, 0xa88d, "Realtek ALC660 demo", ALC660VD_3ST),
 	SND_PCI_QUIRK(0x103c, 0x30bf, "HP TX1000", ALC861VD_HP),
 	SND_PCI_QUIRK(0x1043, 0x12e2, "Asus z35m", ALC660VD_3ST),
-	SND_PCI_QUIRK(0x1043, 0x1339, "Asus G1", ALC660VD_3ST),
+	/*SND_PCI_QUIRK(0x1043, 0x1339, "Asus G1", ALC660VD_3ST),*/ /* auto */
 	SND_PCI_QUIRK(0x1043, 0x1633, "Asus V1Sn", ALC660VD_ASUS_V1S),
 	SND_PCI_QUIRK(0x1043, 0x81e7, "ASUS", ALC660VD_3ST_DIG),
 	SND_PCI_QUIRK(0x10de, 0x03f0, "Realtek ALC660 demo", ALC660VD_3ST),
@@ -15551,6 +15577,29 @@ static void alc861vd_auto_init(struct hda_codec *codec)
 		alc_inithook(codec);
 }
 
+enum {
+	ALC660VD_FIX_ASUS_GPIO1
+};
+
+/* reset GPIO1 */
+static const struct hda_verb alc660vd_fix_asus_gpio1_verbs[] = {
+	{0x01, AC_VERB_SET_GPIO_MASK, 0x03},
+	{0x01, AC_VERB_SET_GPIO_DIRECTION, 0x01},
+	{0x01, AC_VERB_SET_GPIO_DATA, 0x01},
+	{ }
+};
+
+static const struct alc_fixup alc861vd_fixups[] = {
+	[ALC660VD_FIX_ASUS_GPIO1] = {
+		.verbs = alc660vd_fix_asus_gpio1_verbs,
+	},
+};
+
+static struct snd_pci_quirk alc861vd_fixup_tbl[] = {
+	SND_PCI_QUIRK(0x1043, 0x1339, "ASUS A7-K", ALC660VD_FIX_ASUS_GPIO1),
+	{}
+};
+
 static int patch_alc861vd(struct hda_codec *codec)
 {
 	struct alc_spec *spec;
@@ -15572,6 +15621,8 @@ static int patch_alc861vd(struct hda_codec *codec)
 		board_config = ALC861VD_AUTO;
 	}
 
+	alc_pick_fixup(codec, alc861vd_fixup_tbl, alc861vd_fixups);
+
 	if (board_config == ALC861VD_AUTO) {
 		/* automatic parse from the BIOS config */
 		err = alc861vd_parse_auto_config(codec);
@@ -16852,6 +16903,7 @@ static struct snd_pci_quirk alc662_cfg_tbl[] = {
 	SND_PCI_QUIRK(0x105b, 0x0cd6, "Foxconn", ALC662_ECS),
 	SND_PCI_QUIRK(0x105b, 0x0d47, "Foxconn 45CMX/45GMX/45CMX-K",
 		      ALC662_3ST_6ch_DIG),
+	SND_PCI_QUIRK(0x1179, 0xff6e, "Toshiba NB200", ALC663_ASUS_MODE4),
 	SND_PCI_QUIRK(0x144d, 0xca00, "Samsung NC10", ALC272_SAMSUNG_NC10),
 	SND_PCI_QUIRK(0x1458, 0xa002, "Gigabyte 945GCM-S2L",
 		      ALC662_3ST_6ch_DIG),
@@ -17145,70 +17197,145 @@ static struct alc_config_preset alc662_presets[] = {
  * BIOS auto configuration
  */
 
+/* convert from MIX nid to DAC */
+static inline hda_nid_t alc662_mix_to_dac(hda_nid_t nid)
+{
+	if (nid == 0x0f)
+		return 0x02;
+	else if (nid >= 0x0c && nid <= 0x0e)
+		return nid - 0x0c + 0x02;
+	else
+		return 0;
+}
+
+/* get MIX nid connected to the given pin targeted to DAC */
+static hda_nid_t alc662_dac_to_mix(struct hda_codec *codec, hda_nid_t pin,
+				   hda_nid_t dac)
+{
+	hda_nid_t mix[4];
+	int i, num;
+
+	num = snd_hda_get_connections(codec, pin, mix, ARRAY_SIZE(mix));
+	for (i = 0; i < num; i++) {
+		if (alc662_mix_to_dac(mix[i]) == dac)
+			return mix[i];
+	}
+	return 0;
+}
+
+/* look for an empty DAC slot */
+static hda_nid_t alc662_look_for_dac(struct hda_codec *codec, hda_nid_t pin)
+{
+	struct alc_spec *spec = codec->spec;
+	hda_nid_t srcs[5];
+	int i, j, num;
+
+	num = snd_hda_get_connections(codec, pin, srcs, ARRAY_SIZE(srcs));
+	if (num < 0)
+		return 0;
+	for (i = 0; i < num; i++) {
+		hda_nid_t nid = alc662_mix_to_dac(srcs[i]);
+		if (!nid)
+			continue;
+		for (j = 0; j < spec->multiout.num_dacs; j++)
+			if (spec->multiout.dac_nids[j] == nid)
+				break;
+		if (j >= spec->multiout.num_dacs)
+			return nid;
+	}
+	return 0;
+}
+
+/* fill in the dac_nids table from the parsed pin configuration */
+static int alc662_auto_fill_dac_nids(struct hda_codec *codec,
+				     const struct auto_pin_cfg *cfg)
+{
+	struct alc_spec *spec = codec->spec;
+	int i;
+	hda_nid_t dac;
+
+	spec->multiout.dac_nids = spec->private_dac_nids;
+	for (i = 0; i < cfg->line_outs; i++) {
+		dac = alc662_look_for_dac(codec, cfg->line_out_pins[i]);
+		if (!dac)
+			continue;
+		spec->multiout.dac_nids[spec->multiout.num_dacs++] = dac;
+	}
+	return 0;
+}
+
+static int alc662_add_vol_ctl(struct alc_spec *spec, const char *pfx,
+			      hda_nid_t nid, unsigned int chs)
+{
+	char name[32];
+	sprintf(name, "%s Playback Volume", pfx);
+	return add_control(spec, ALC_CTL_WIDGET_VOL, name,
+			   HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_OUTPUT));
+}
+
+static int alc662_add_sw_ctl(struct alc_spec *spec, const char *pfx,
+			     hda_nid_t nid, unsigned int chs)
+{
+	char name[32];
+	sprintf(name, "%s Playback Switch", pfx);
+	return add_control(spec, ALC_CTL_WIDGET_MUTE, name,
+			   HDA_COMPOSE_AMP_VAL(nid, chs, 0, HDA_INPUT));
+}
+
+#define alc662_add_stereo_vol(spec, pfx, nid) \
+	alc662_add_vol_ctl(spec, pfx, nid, 3)
+#define alc662_add_stereo_sw(spec, pfx, nid) \
+	alc662_add_sw_ctl(spec, pfx, nid, 3)
+
 /* add playback controls from the parsed DAC table */
-static int alc662_auto_create_multi_out_ctls(struct alc_spec *spec,
+static int alc662_auto_create_multi_out_ctls(struct hda_codec *codec,
 					     const struct auto_pin_cfg *cfg)
 {
-	char name[32];
+	struct alc_spec *spec = codec->spec;
 	static const char *chname[4] = {
 		"Front", "Surround", NULL /*CLFE*/, "Side"
 	};
-	hda_nid_t nid;
+	hda_nid_t nid, mix;
 	int i, err;
 
 	for (i = 0; i < cfg->line_outs; i++) {
-		if (!spec->multiout.dac_nids[i])
+		nid = spec->multiout.dac_nids[i];
+		if (!nid)
+			continue;
+		mix = alc662_dac_to_mix(codec, cfg->line_out_pins[i], nid);
+		if (!mix)
 			continue;
-		nid = alc880_idx_to_dac(i);
 		if (i == 2) {
 			/* Center/LFE */
-			err = add_control(spec, ALC_CTL_WIDGET_VOL,
-					  "Center Playback Volume",
-					  HDA_COMPOSE_AMP_VAL(nid, 1, 0,
-							      HDA_OUTPUT));
+			err = alc662_add_vol_ctl(spec, "Center", nid, 1);
 			if (err < 0)
 				return err;
-			err = add_control(spec, ALC_CTL_WIDGET_VOL,
-					  "LFE Playback Volume",
-					  HDA_COMPOSE_AMP_VAL(nid, 2, 0,
-							      HDA_OUTPUT));
+			err = alc662_add_vol_ctl(spec, "LFE", nid, 2);
 			if (err < 0)
 				return err;
-			err = add_control(spec, ALC_CTL_WIDGET_MUTE,
-					  "Center Playback Switch",
-					  HDA_COMPOSE_AMP_VAL(0x0e, 1, 0,
-							      HDA_INPUT));
+			err = alc662_add_sw_ctl(spec, "Center", mix, 1);
 			if (err < 0)
 				return err;
-			err = add_control(spec, ALC_CTL_WIDGET_MUTE,
-					  "LFE Playback Switch",
-					  HDA_COMPOSE_AMP_VAL(0x0e, 2, 0,
-							      HDA_INPUT));
+			err = alc662_add_sw_ctl(spec, "LFE", mix, 2);
 			if (err < 0)
 				return err;
 		} else {
 			const char *pfx;
 			if (cfg->line_outs == 1 &&
 			    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT) {
-				if (!cfg->hp_pins)
+				if (cfg->hp_outs)
 					pfx = "Speaker";
 				else
 					pfx = "PCM";
 			} else
 				pfx = chname[i];
-			sprintf(name, "%s Playback Volume", pfx);
-			err = add_control(spec, ALC_CTL_WIDGET_VOL, name,
-					  HDA_COMPOSE_AMP_VAL(nid, 3, 0,
-							      HDA_OUTPUT));
+			err = alc662_add_vol_ctl(spec, pfx, nid, 3);
 			if (err < 0)
 				return err;
 			if (cfg->line_outs == 1 &&
 			    cfg->line_out_type == AUTO_PIN_SPEAKER_OUT)
 				pfx = "Speaker";
-			sprintf(name, "%s Playback Switch", pfx);
-			err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-				HDA_COMPOSE_AMP_VAL(alc880_idx_to_mixer(i),
-						    3, 0, HDA_INPUT));
+			err = alc662_add_sw_ctl(spec, pfx, mix, 3);
 			if (err < 0)
 				return err;
 		}
@@ -17217,86 +17344,75 @@ static int alc662_auto_create_multi_out_ctls(struct alc_spec *spec,
 }
 
 /* add playback controls for speaker and HP outputs */
-static int alc662_auto_create_extra_out(struct alc_spec *spec, hda_nid_t pin,
+/* return DAC nid if any new DAC is assigned */
+static int alc662_auto_create_extra_out(struct hda_codec *codec, hda_nid_t pin,
 					const char *pfx)
 {
-	hda_nid_t nid;
+	struct alc_spec *spec = codec->spec;
+	hda_nid_t nid, mix;
 	int err;
-	char name[32];
 
 	if (!pin)
 		return 0;
-
-	if (pin == 0x17) {
-		/* ALC663 has a mono output pin on 0x17 */
+	nid = alc662_look_for_dac(codec, pin);
+	if (!nid) {
+		char name[32];
+		/* the corresponding DAC is already occupied */
+		if (!(get_wcaps(codec, pin) & AC_WCAP_OUT_AMP))
+			return 0; /* no way */
+		/* create a switch only */
 		sprintf(name, "%s Playback Switch", pfx);
-		err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-				  HDA_COMPOSE_AMP_VAL(pin, 2, 0, HDA_OUTPUT));
-		return err;
+		return add_control(spec, ALC_CTL_WIDGET_MUTE, name,
+				   HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
 	}
 
-	if (alc880_is_fixed_pin(pin)) {
-		nid = alc880_idx_to_dac(alc880_fixed_pin_idx(pin));
-		/* printk(KERN_DEBUG "DAC nid=%x\n",nid); */
-		/* specify the DAC as the extra output */
-		if (!spec->multiout.hp_nid)
-			spec->multiout.hp_nid = nid;
-		else
-			spec->multiout.extra_out_nid[0] = nid;
-		/* control HP volume/switch on the output mixer amp */
-		nid = alc880_idx_to_dac(alc880_fixed_pin_idx(pin));
-		sprintf(name, "%s Playback Volume", pfx);
-		err = add_control(spec, ALC_CTL_WIDGET_VOL, name,
-				  HDA_COMPOSE_AMP_VAL(nid, 3, 0, HDA_OUTPUT));
-		if (err < 0)
-			return err;
-		sprintf(name, "%s Playback Switch", pfx);
-		err = add_control(spec, ALC_CTL_BIND_MUTE, name,
-				  HDA_COMPOSE_AMP_VAL(nid, 3, 2, HDA_INPUT));
-		if (err < 0)
-			return err;
-	} else if (alc880_is_multi_pin(pin)) {
-		/* set manual connection */
-		/* we have only a switch on HP-out PIN */
-		sprintf(name, "%s Playback Switch", pfx);
-		err = add_control(spec, ALC_CTL_WIDGET_MUTE, name,
-				  HDA_COMPOSE_AMP_VAL(pin, 3, 0, HDA_OUTPUT));
-		if (err < 0)
-			return err;
-	}
-	return 0;
+	mix = alc662_dac_to_mix(codec, pin, nid);
+	if (!mix)
+		return 0;
+	err = alc662_add_vol_ctl(spec, pfx, nid, 3);
+	if (err < 0)
+		return err;
+	err = alc662_add_sw_ctl(spec, pfx, mix, 3);
+	if (err < 0)
+		return err;
+	return nid;
 }
 
 /* create playback/capture controls for input pins */
 #define alc662_auto_create_input_ctls \
-	alc880_auto_create_input_ctls
+	alc882_auto_create_input_ctls
 
 static void alc662_auto_set_output_and_unmute(struct hda_codec *codec,
 					      hda_nid_t nid, int pin_type,
-					      int dac_idx)
+					      hda_nid_t dac)
 {
+	int i, num;
+	hda_nid_t srcs[4];
+
 	alc_set_pin_output(codec, nid, pin_type);
 	/* need the manual connection? */
-	if (alc880_is_multi_pin(nid)) {
-		struct alc_spec *spec = codec->spec;
-		int idx = alc880_multi_pin_idx(nid);
-		snd_hda_codec_write(codec, alc880_idx_to_selector(idx), 0,
-				    AC_VERB_SET_CONNECT_SEL,
-				    alc880_dac_to_idx(spec->multiout.dac_nids[dac_idx]));
+	num = snd_hda_get_connections(codec, nid, srcs, ARRAY_SIZE(srcs));
+	if (num <= 1)
+		return;
+	for (i = 0; i < num; i++) {
+		if (alc662_mix_to_dac(srcs[i]) != dac)
+			continue;
+		snd_hda_codec_write(codec, nid, 0, AC_VERB_SET_CONNECT_SEL, i);
+		return;
 	}
 }
 
 static void alc662_auto_init_multi_out(struct hda_codec *codec)
 {
 	struct alc_spec *spec = codec->spec;
+	int pin_type = get_pin_type(spec->autocfg.line_out_type);
 	int i;
 
 	for (i = 0; i <= HDA_SIDE; i++) {
 		hda_nid_t nid = spec->autocfg.line_out_pins[i];
-		int pin_type = get_pin_type(spec->autocfg.line_out_type);
 		if (nid)
 			alc662_auto_set_output_and_unmute(codec, nid, pin_type,
-							  i);
+					spec->multiout.dac_nids[i]);
 	}
 }
 
@@ -17306,12 +17422,13 @@ static void alc662_auto_init_hp_out(struct hda_codec *codec)
 	hda_nid_t pin;
 
 	pin = spec->autocfg.hp_pins[0];
-	if (pin) /* connect to front */
-		/* use dac 0 */
-		alc662_auto_set_output_and_unmute(codec, pin, PIN_HP, 0);
+	if (pin)
+		alc662_auto_set_output_and_unmute(codec, pin, PIN_HP,
+						  spec->multiout.hp_nid);
 	pin = spec->autocfg.speaker_pins[0];
 	if (pin)
-		alc662_auto_set_output_and_unmute(codec, pin, PIN_OUT, 0);
+		alc662_auto_set_output_and_unmute(codec, pin, PIN_OUT,
+					spec->multiout.extra_out_nid[0]);
 }
 
 #define ALC662_PIN_CD_NID		ALC880_PIN_CD_NID
@@ -17349,21 +17466,25 @@ static int alc662_parse_auto_config(struct hda_codec *codec)
 	if (!spec->autocfg.line_outs)
 		return 0; /* can't find valid BIOS pin config */
 
-	err = alc880_auto_fill_dac_nids(spec, &spec->autocfg);
+	err = alc662_auto_fill_dac_nids(codec, &spec->autocfg);
 	if (err < 0)
 		return err;
-	err = alc662_auto_create_multi_out_ctls(spec, &spec->autocfg);
+	err = alc662_auto_create_multi_out_ctls(codec, &spec->autocfg);
 	if (err < 0)
 		return err;
-	err = alc662_auto_create_extra_out(spec,
+	err = alc662_auto_create_extra_out(codec,
 					   spec->autocfg.speaker_pins[0],
 					   "Speaker");
 	if (err < 0)
 		return err;
-	err = alc662_auto_create_extra_out(spec, spec->autocfg.hp_pins[0],
+	if (err)
+		spec->multiout.extra_out_nid[0] = err;
+	err = alc662_auto_create_extra_out(codec, spec->autocfg.hp_pins[0],
 					   "Headphone");
 	if (err < 0)
 		return err;
+	if (err)
+		spec->multiout.hp_nid = err;
 	err = alc662_auto_create_input_ctls(codec, &spec->autocfg);
 	if (err < 0)
 		return err;
diff --git a/sound/pci/hda/patch_sigmatel.c b/sound/pci/hda/patch_sigmatel.c
index 826137ec3002..86de305fc9f2 100644
--- a/sound/pci/hda/patch_sigmatel.c
+++ b/sound/pci/hda/patch_sigmatel.c
@@ -28,6 +28,7 @@
 #include <linux/delay.h>
 #include <linux/slab.h>
 #include <linux/pci.h>
+#include <linux/dmi.h>
 #include <sound/core.h>
 #include <sound/asoundef.h>
 #include <sound/jack.h>
@@ -158,6 +159,7 @@ enum {
 	STAC_D965_5ST_NO_FP,
 	STAC_DELL_3ST,
 	STAC_DELL_BIOS,
+	STAC_927X_VOLKNOB,
 	STAC_927X_MODELS
 };
 
@@ -182,8 +184,8 @@ struct sigmatel_jack {
 
 struct sigmatel_mic_route {
 	hda_nid_t pin;
-	unsigned char mux_idx;
-	unsigned char dmux_idx;
+	signed char mux_idx;
+	signed char dmux_idx;
 };
 
 struct sigmatel_spec {
@@ -907,6 +909,16 @@ static struct hda_verb d965_core_init[] = {
 	{}
 };
 
+static struct hda_verb dell_3st_core_init[] = {
+	/* don't set delta bit */
+	{0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0x7f},
+	/* unmute node 0x1b */
+	{0x1b, AC_VERB_SET_AMP_GAIN_MUTE, 0xb000},
+	/* select node 0x03 as DAC */
+	{0x0b, AC_VERB_SET_CONNECT_SEL, 0x01},
+	{}
+};
+
 static struct hda_verb stac927x_core_init[] = {
 	/* set master volume and direct control */	
 	{ 0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff},
@@ -915,6 +927,14 @@ static struct hda_verb stac927x_core_init[] = {
 	{}
 };
 
+static struct hda_verb stac927x_volknob_core_init[] = {
+	/* don't set delta bit */
+	{0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0x7f},
+	/* enable analog pc beep path */
+	{0x01, AC_VERB_SET_DIGI_CONVERT_2, 1 << 5},
+	{}
+};
+
 static struct hda_verb stac9205_core_init[] = {
 	/* set master volume and direct control */	
 	{ 0x24, AC_VERB_SET_VOLUME_KNOB_CONTROL, 0xff},
@@ -1570,6 +1590,8 @@ static struct snd_pci_quirk stac92hd73xx_cfg_tbl[] = {
 				"Dell Studio 17", STAC_DELL_M6_DMIC),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02be,
 				"Dell Studio 1555", STAC_DELL_M6_DMIC),
+	SND_PCI_QUIRK(PCI_VENDOR_ID_DELL, 0x02bd,
+				"Dell Studio 1557", STAC_DELL_M6_DMIC),
 	{} /* terminator */
 };
 
@@ -1674,6 +1696,8 @@ static struct snd_pci_quirk stac92hd71bxx_cfg_tbl[] = {
 		      "DFI LanParty", STAC_92HD71BXX_REF),
 	SND_PCI_QUIRK(PCI_VENDOR_ID_HP, 0x30fb,
 		      "HP dv4-1222nr", STAC_HP_DV4_1222NR),
+	SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x1720,
+			  "HP", STAC_HP_DV5),
 	SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x3080,
 		      "HP", STAC_HP_DV5),
 	SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_HP, 0xfff0, 0x30f0,
@@ -1999,6 +2023,7 @@ static unsigned int *stac927x_brd_tbl[STAC_927X_MODELS] = {
 	[STAC_D965_5ST_NO_FP]  = d965_5st_no_fp_pin_configs,
 	[STAC_DELL_3ST]  = dell_3st_pin_configs,
 	[STAC_DELL_BIOS] = NULL,
+	[STAC_927X_VOLKNOB] = NULL,
 };
 
 static const char *stac927x_models[STAC_927X_MODELS] = {
@@ -2010,6 +2035,7 @@ static const char *stac927x_models[STAC_927X_MODELS] = {
 	[STAC_D965_5ST_NO_FP]	= "5stack-no-fp",
 	[STAC_DELL_3ST]		= "dell-3stack",
 	[STAC_DELL_BIOS]	= "dell-bios",
+	[STAC_927X_VOLKNOB]	= "volknob",
 };
 
 static struct snd_pci_quirk stac927x_cfg_tbl[] = {
@@ -2045,6 +2071,8 @@ static struct snd_pci_quirk stac927x_cfg_tbl[] = {
 			   "Intel D965", STAC_D965_5ST),
 	SND_PCI_QUIRK_MASK(PCI_VENDOR_ID_INTEL, 0xff00, 0x2500,
 			   "Intel D965", STAC_D965_5ST),
+	/* volume-knob fixes */
+	SND_PCI_QUIRK_VENDOR(0x10cf, "FSC", STAC_927X_VOLKNOB),
 	{} /* terminator */
 };
 
@@ -3469,18 +3497,26 @@ static int set_mic_route(struct hda_codec *codec,
 			break;
 	if (i <= AUTO_PIN_FRONT_MIC) {
 		/* analog pin */
-		mic->dmux_idx = 0;
 		i = get_connection_index(codec, spec->mux_nids[0], pin);
 		if (i < 0)
 			return -1;
 		mic->mux_idx = i;
+		mic->dmux_idx = -1;
+		if (spec->dmux_nids)
+			mic->dmux_idx = get_connection_index(codec,
+							     spec->dmux_nids[0],
+							     spec->mux_nids[0]);
 	}  else if (spec->dmux_nids) {
 		/* digital pin */
-		mic->mux_idx = 0;
 		i = get_connection_index(codec, spec->dmux_nids[0], pin);
 		if (i < 0)
 			return -1;
 		mic->dmux_idx = i;
+		mic->mux_idx = -1;
+		if (spec->mux_nids)
+			mic->mux_idx = get_connection_index(codec,
+							    spec->mux_nids[0],
+							    spec->dmux_nids[0]);
 	}
 	return 0;
 }
@@ -4557,11 +4593,11 @@ static void stac92xx_mic_detect(struct hda_codec *codec)
 		mic = &spec->ext_mic;
 	else
 		mic = &spec->int_mic;
-	if (mic->dmux_idx)
+	if (mic->dmux_idx >= 0)
 		snd_hda_codec_write_cache(codec, spec->dmux_nids[0], 0,
 					  AC_VERB_SET_CONNECT_SEL,
 					  mic->dmux_idx);
-	else
+	if (mic->mux_idx >= 0)
 		snd_hda_codec_write_cache(codec, spec->mux_nids[0], 0,
 					  AC_VERB_SET_CONNECT_SEL,
 					  mic->mux_idx);
@@ -4634,6 +4670,26 @@ static void stac92xx_unsol_event(struct hda_codec *codec, unsigned int res)
 	}
 }
 
+static int hp_bseries_system(u32 subsystem_id)
+{
+	switch (subsystem_id) {
+	case 0x103c307e:
+	case 0x103c307f:
+	case 0x103c3080:
+	case 0x103c3081:
+	case 0x103c1722:
+	case 0x103c1723:
+	case 0x103c1724:
+	case 0x103c1725:
+	case 0x103c1726:
+	case 0x103c1727:
+	case 0x103c1728:
+	case 0x103c1729:
+		return 1;
+	}
+	return 0;
+}
+
 #ifdef CONFIG_PROC_FS
 static void stac92hd_proc_hook(struct snd_info_buffer *buffer,
 			       struct hda_codec *codec, hda_nid_t nid)
@@ -4723,6 +4779,11 @@ static int stac92xx_hp_check_power_status(struct hda_codec *codec,
 		else
 			spec->gpio_data |= spec->gpio_led; /* white */
 
+		if (hp_bseries_system(codec->subsystem_id)) {
+			/* LED state is inverted on these systems */
+			spec->gpio_data ^= spec->gpio_led;
+		}
+
 		stac_gpio_set(codec, spec->gpio_mask,
 			      spec->gpio_dir,
 			      spec->gpio_data);
@@ -5212,6 +5273,7 @@ static int patch_stac92hd71bxx(struct hda_codec *codec)
 {
 	struct sigmatel_spec *spec;
 	struct hda_verb *unmute_init = stac92hd71bxx_unmute_core_init;
+	unsigned int pin_cfg;
 	int err = 0;
 
 	spec  = kzalloc(sizeof(*spec), GFP_KERNEL);
@@ -5395,6 +5457,45 @@ again:
 		break;
 	}
 
+	if (hp_bseries_system(codec->subsystem_id)) {
+		pin_cfg = snd_hda_codec_get_pincfg(codec, 0x0f);
+		if (get_defcfg_device(pin_cfg) == AC_JACK_LINE_OUT ||
+			get_defcfg_device(pin_cfg) == AC_JACK_SPEAKER  ||
+			get_defcfg_device(pin_cfg) == AC_JACK_HP_OUT) {
+			/* It was changed in the BIOS to just satisfy MS DTM.
+			 * Lets turn it back into slaved HP
+			 */
+			pin_cfg = (pin_cfg & (~AC_DEFCFG_DEVICE))
+					| (AC_JACK_HP_OUT <<
+						AC_DEFCFG_DEVICE_SHIFT);
+			pin_cfg = (pin_cfg & (~(AC_DEFCFG_DEF_ASSOC
+							| AC_DEFCFG_SEQUENCE)))
+								| 0x1f;
+			snd_hda_codec_set_pincfg(codec, 0x0f, pin_cfg);
+		}
+	}
+
+	if ((codec->subsystem_id >> 16) == PCI_VENDOR_ID_HP) {
+		const struct dmi_device *dev = NULL;
+		while ((dev = dmi_find_device(DMI_DEV_TYPE_OEM_STRING,
+					      NULL, dev))) {
+			if (strcmp(dev->name, "HP_Mute_LED_1")) {
+				switch (codec->vendor_id) {
+				case 0x111d7608:
+					spec->gpio_led = 0x01;
+					break;
+				case 0x111d7600:
+				case 0x111d7601:
+				case 0x111d7602:
+				case 0x111d7603:
+					spec->gpio_led = 0x08;
+					break;
+				}
+				break;
+			}
+		}
+	}
+
 #ifdef CONFIG_SND_HDA_POWER_SAVE
 	if (spec->gpio_led) {
 		spec->gpio_mask |= spec->gpio_led;
@@ -5604,10 +5705,14 @@ static int patch_stac927x(struct hda_codec *codec)
 		spec->dmic_nids = stac927x_dmic_nids;
 		spec->num_dmics = STAC927X_NUM_DMICS;
 
-		spec->init = d965_core_init;
+		spec->init = dell_3st_core_init;
 		spec->dmux_nids = stac927x_dmux_nids;
 		spec->num_dmuxes = ARRAY_SIZE(stac927x_dmux_nids);
 		break;
+	case STAC_927X_VOLKNOB:
+		spec->num_dmics = 0;
+		spec->init = stac927x_volknob_core_init;
+		break;
 	default:
 		spec->num_dmics = 0;
 		spec->init = stac927x_core_init;
diff --git a/sound/pci/ice1712/amp.c b/sound/pci/ice1712/amp.c
index 37564300b50d..6da21a2bcade 100644
--- a/sound/pci/ice1712/amp.c
+++ b/sound/pci/ice1712/amp.c
@@ -52,11 +52,13 @@ static int __devinit snd_vt1724_amp_init(struct snd_ice1712 *ice)
 
 	/* only use basic functionality for now */
 
-	ice->num_total_dacs = 2;	/* only PSDOUT0 is connected */
+	/* VT1616 6ch codec connected to PSDOUT0 using packed mode */
+	ice->num_total_dacs = 6;
 	ice->num_total_adcs = 2;
 
-	/* Chaintech AV-710 has another codecs, which need initialization */
-	/* initialize WM8728 codec */
+	/* Chaintech AV-710 has another WM8728 codec connected to PSDOUT4
+	   (shared with the SPDIF output). Mixer control for this codec
+	   is not yet supported. */
 	if (ice->eeprom.subvendor == VT1724_SUBDEVICE_AV710) {
 		for (i = 0; i < ARRAY_SIZE(wm_inits); i += 2)
 			wm_put(ice, wm_inits[i], wm_inits[i+1]);
diff --git a/sound/pci/ice1712/ice1712.c b/sound/pci/ice1712/ice1712.c
index cecf1ffeeaaa..d74033a2cfbe 100644
--- a/sound/pci/ice1712/ice1712.c
+++ b/sound/pci/ice1712/ice1712.c
@@ -2259,7 +2259,7 @@ static int snd_ice1712_pro_peak_get(struct snd_kcontrol *kcontrol,
 }
 
 static struct snd_kcontrol_new snd_ice1712_mixer_pro_peak __devinitdata = {
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
 	.name = "Multi Track Peak",
 	.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 	.info = snd_ice1712_pro_peak_info,
diff --git a/sound/pci/ice1712/ice1712.h b/sound/pci/ice1712/ice1712.h
index 9da2dae64c5b..d063149e7047 100644
--- a/sound/pci/ice1712/ice1712.h
+++ b/sound/pci/ice1712/ice1712.h
@@ -382,8 +382,8 @@ struct snd_ice1712 {
 #ifdef CONFIG_PM
 	int (*pm_suspend)(struct snd_ice1712 *);
 	int (*pm_resume)(struct snd_ice1712 *);
-	int pm_suspend_enabled:1;
-	int pm_saved_is_spdif_master:1;
+	unsigned int pm_suspend_enabled:1;
+	unsigned int pm_saved_is_spdif_master:1;
 	unsigned int pm_saved_spdif_ctrl;
 	unsigned char pm_saved_spdif_cfg;
 	unsigned int pm_saved_route;
diff --git a/sound/pci/ice1712/ice1724.c b/sound/pci/ice1712/ice1724.c
index af6e00148621..10fc92c05574 100644
--- a/sound/pci/ice1712/ice1724.c
+++ b/sound/pci/ice1712/ice1724.c
@@ -648,7 +648,7 @@ static int snd_vt1724_set_pro_rate(struct snd_ice1712 *ice, unsigned int rate,
 	    (inb(ICEMT1724(ice, DMA_PAUSE)) & DMA_PAUSES)) {
 		/* running? we cannot change the rate now... */
 		spin_unlock_irqrestore(&ice->reg_lock, flags);
-		return -EBUSY;
+		return ((rate == ice->cur_rate) && !force) ? 0 : -EBUSY;
 	}
 	if (!force && is_pro_rate_locked(ice)) {
 		spin_unlock_irqrestore(&ice->reg_lock, flags);
@@ -1294,7 +1294,7 @@ static int __devinit snd_vt1724_pcm_spdif(struct snd_ice1712 *ice, int device)
 
 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
 					      snd_dma_pci_data(ice->pci),
-					      64*1024, 64*1024);
+					      256*1024, 256*1024);
 
 	ice->pcm = pcm;
 
@@ -1408,7 +1408,7 @@ static int __devinit snd_vt1724_pcm_indep(struct snd_ice1712 *ice, int device)
 
 	snd_pcm_lib_preallocate_pages_for_all(pcm, SNDRV_DMA_TYPE_DEV,
 					      snd_dma_pci_data(ice->pci),
-					      64*1024, 64*1024);
+					      256*1024, 256*1024);
 
 	ice->pcm_ds = pcm;
 
@@ -2110,7 +2110,7 @@ static int snd_vt1724_pro_peak_get(struct snd_kcontrol *kcontrol,
 }
 
 static struct snd_kcontrol_new snd_vt1724_mixer_pro_peak __devinitdata = {
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
+	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
 	.name = "Multi Track Peak",
 	.access = SNDRV_CTL_ELEM_ACCESS_READ | SNDRV_CTL_ELEM_ACCESS_VOLATILE,
 	.info = snd_vt1724_pro_peak_info,
diff --git a/sound/pci/ice1712/prodigy_hifi.c b/sound/pci/ice1712/prodigy_hifi.c
index c75515f5be6f..6a9fee3ee78f 100644
--- a/sound/pci/ice1712/prodigy_hifi.c
+++ b/sound/pci/ice1712/prodigy_hifi.c
@@ -1100,7 +1100,7 @@ static void ak4396_init(struct snd_ice1712 *ice)
 }
 
 #ifdef CONFIG_PM
-static int __devinit prodigy_hd2_resume(struct snd_ice1712 *ice)
+static int prodigy_hd2_resume(struct snd_ice1712 *ice)
 {
 	/* initialize ak4396 codec and restore previous mixer volumes */
 	struct prodigy_hifi_spec *spec = ice->spec;
diff --git a/sound/pci/intel8x0.c b/sound/pci/intel8x0.c
index 171ada535209..aac20fb4aad2 100644
--- a/sound/pci/intel8x0.c
+++ b/sound/pci/intel8x0.c
@@ -1950,10 +1950,28 @@ static struct ac97_quirk ac97_quirks[] __devinitdata = {
 	},
 	{
 		.subvendor = 0x104d,
+		.subdevice = 0x8144,
+		.name = "Sony",
+		.type = AC97_TUNE_INV_EAPD
+	},
+	{
+		.subvendor = 0x104d,
 		.subdevice = 0x8197,
 		.name = "Sony S1XP",
 		.type = AC97_TUNE_INV_EAPD
 	},
+	{
+		.subvendor = 0x104d,
+		.subdevice = 0x81c0,
+		.name = "Sony VAIO VGN-T350P", /*AD1981B*/
+		.type = AC97_TUNE_INV_EAPD
+	},
+	{
+		.subvendor = 0x104d,
+		.subdevice = 0x81c5,
+		.name = "Sony VAIO VGN-B1VP", /*AD1981B*/
+		.type = AC97_TUNE_INV_EAPD
+	},
  	{
 		.subvendor = 0x1043,
 		.subdevice = 0x80f3,
diff --git a/sound/pci/lx6464es/lx6464es.h b/sound/pci/lx6464es/lx6464es.h
index 012c010c8c89..51afc048961d 100644
--- a/sound/pci/lx6464es/lx6464es.h
+++ b/sound/pci/lx6464es/lx6464es.h
@@ -86,7 +86,6 @@ struct lx6464es {
 
 	/* messaging */
 	spinlock_t		msg_lock;          /* message spinlock */
-	atomic_t	        send_message_locked;
 	struct lx_rmh           rmh;
 
 	/* configuration */
@@ -95,7 +94,6 @@ struct lx6464es {
 	uint                    hardware_running[2];
 	u32                     board_sample_rate; /* sample rate read from
 						    * board */
-	u32                     sample_rate;	   /* our sample rate */
 	u16                     pcm_granularity;   /* board blocksize */
 
 	/* dma */
diff --git a/sound/pci/lx6464es/lx_core.c b/sound/pci/lx6464es/lx_core.c
index 5812780d6e89..3086b751da4a 100644
--- a/sound/pci/lx6464es/lx_core.c
+++ b/sound/pci/lx6464es/lx_core.c
@@ -314,98 +314,6 @@ static inline void lx_message_dump(struct lx_rmh *rmh)
 #define XILINX_POLL_NO_SLEEP    100
 #define XILINX_POLL_ITERATIONS  150
 
-#if 0 /* not used now */
-static int lx_message_send(struct lx6464es *chip, struct lx_rmh *rmh)
-{
-	u32 reg = ED_DSP_TIMED_OUT;
-	int dwloop;
-	int answer_received;
-
-	if (lx_dsp_reg_read(chip, eReg_CSM) & (Reg_CSM_MC | Reg_CSM_MR)) {
-		snd_printk(KERN_ERR LXP "PIOSendMessage eReg_CSM %x\n", reg);
-		return -EBUSY;
-	}
-
-	/* write command */
-	lx_dsp_reg_writebuf(chip, eReg_CRM1, rmh->cmd, rmh->cmd_len);
-
-	snd_BUG_ON(atomic_read(&chip->send_message_locked) != 0);
-	atomic_set(&chip->send_message_locked, 1);
-
-	/* MicoBlaze gogogo */
-	lx_dsp_reg_write(chip, eReg_CSM, Reg_CSM_MC);
-
-	/* wait for interrupt to answer */
-	for (dwloop = 0; dwloop != XILINX_TIMEOUT_MS; ++dwloop) {
-		answer_received = atomic_read(&chip->send_message_locked);
-		if (answer_received == 0)
-			break;
-		msleep(1);
-	}
-
-	if (answer_received == 0) {
-		/* in Debug mode verify Reg_CSM_MR */
-		snd_BUG_ON(!(lx_dsp_reg_read(chip, eReg_CSM) & Reg_CSM_MR));
-
-		/* command finished, read status */
-		if (rmh->dsp_stat == 0)
-			reg = lx_dsp_reg_read(chip, eReg_CRM1);
-		else
-			reg = 0;
-	} else {
-		int i;
-		snd_printk(KERN_WARNING LXP "TIMEOUT lx_message_send! "
-			   "Interrupts disabled?\n");
-
-		/* attente bit Reg_CSM_MR */
-		for (i = 0; i != XILINX_POLL_ITERATIONS; i++) {
-			if ((lx_dsp_reg_read(chip, eReg_CSM) & Reg_CSM_MR)) {
-				if (rmh->dsp_stat == 0)
-					reg = lx_dsp_reg_read(chip, eReg_CRM1);
-				else
-					reg = 0;
-				goto polling_successful;
-			}
-
-			if (i > XILINX_POLL_NO_SLEEP)
-				msleep(1);
-		}
-		snd_printk(KERN_WARNING LXP "TIMEOUT lx_message_send! "
-			   "polling failed\n");
-
-polling_successful:
-		atomic_set(&chip->send_message_locked, 0);
-	}
-
-	if ((reg & ERROR_VALUE) == 0) {
-		/* read response */
-		if (rmh->stat_len) {
-			snd_BUG_ON(rmh->stat_len >= (REG_CRM_NUMBER-1));
-
-			lx_dsp_reg_readbuf(chip, eReg_CRM2, rmh->stat,
-					   rmh->stat_len);
-		}
-	} else
-		snd_printk(KERN_WARNING LXP "lx_message_send: error_value %x\n",
-			   reg);
-
-	/* clear Reg_CSM_MR */
-	lx_dsp_reg_write(chip, eReg_CSM, 0);
-
-	switch (reg) {
-	case ED_DSP_TIMED_OUT:
-		snd_printk(KERN_WARNING LXP "lx_message_send: dsp timeout\n");
-		return -ETIMEDOUT;
-
-	case ED_DSP_CRASHED:
-		snd_printk(KERN_WARNING LXP "lx_message_send: dsp crashed\n");
-		return -EAGAIN;
-	}
-
-	lx_message_dump(rmh);
-	return 0;
-}
-#endif /* not used now */
 
 static int lx_message_send_atomic(struct lx6464es *chip, struct lx_rmh *rmh)
 {
@@ -423,7 +331,7 @@ static int lx_message_send_atomic(struct lx6464es *chip, struct lx_rmh *rmh)
 	/* MicoBlaze gogogo */
 	lx_dsp_reg_write(chip, eReg_CSM, Reg_CSM_MC);
 
-	/* wait for interrupt to answer */
+	/* wait for device to answer */
 	for (dwloop = 0; dwloop != XILINX_TIMEOUT_MS * 1000; ++dwloop) {
 		if (lx_dsp_reg_read(chip, eReg_CSM) & Reg_CSM_MR) {
 			if (rmh->dsp_stat == 0)
@@ -1175,10 +1083,6 @@ static int lx_interrupt_ack(struct lx6464es *chip, u32 *r_irqsrc,
 		*r_async_escmd = 1;
 	}
 
-	if (irqsrc & MASK_SYS_STATUS_CMD_DONE)
-		/* xilinx command notification */
-		atomic_set(&chip->send_message_locked, 0);
-
 	if (irq_async) {
 		/* snd_printd("interrupt: async event pending\n"); */
 		*r_async_pending = 1;
diff --git a/sound/pci/via82xx.c b/sound/pci/via82xx.c
index acfa4760da49..8a332d2f615c 100644
--- a/sound/pci/via82xx.c
+++ b/sound/pci/via82xx.c
@@ -386,6 +386,7 @@ struct via82xx {
 
 	struct snd_pcm *pcms[2];
 	struct snd_rawmidi *rmidi;
+	struct snd_kcontrol *dxs_controls[4];
 
 	struct snd_ac97_bus *ac97_bus;
 	struct snd_ac97 *ac97;
@@ -1216,9 +1217,9 @@ static int snd_via82xx_pcm_open(struct via82xx *chip, struct viadev *viadev,
 
 
 /*
- * open callback for playback on via686 and via823x DSX
+ * open callback for playback on via686
  */
-static int snd_via82xx_playback_open(struct snd_pcm_substream *substream)
+static int snd_via686_playback_open(struct snd_pcm_substream *substream)
 {
 	struct via82xx *chip = snd_pcm_substream_chip(substream);
 	struct viadev *viadev = &chip->devs[chip->playback_devno + substream->number];
@@ -1230,6 +1231,32 @@ static int snd_via82xx_playback_open(struct snd_pcm_substream *substream)
 }
 
 /*
+ * open callback for playback on via823x DXS
+ */
+static int snd_via8233_playback_open(struct snd_pcm_substream *substream)
+{
+	struct via82xx *chip = snd_pcm_substream_chip(substream);
+	struct viadev *viadev;
+	unsigned int stream;
+	int err;
+
+	viadev = &chip->devs[chip->playback_devno + substream->number];
+	if ((err = snd_via82xx_pcm_open(chip, viadev, substream)) < 0)
+		return err;
+	stream = viadev->reg_offset / 0x10;
+	if (chip->dxs_controls[stream]) {
+		chip->playback_volume[stream][0] = 0;
+		chip->playback_volume[stream][1] = 0;
+		chip->dxs_controls[stream]->vd[0].access &=
+			~SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_VALUE |
+			       SNDRV_CTL_EVENT_MASK_INFO,
+			       &chip->dxs_controls[stream]->id);
+	}
+	return 0;
+}
+
+/*
  * open callback for playback on via823x multi-channel
  */
 static int snd_via8233_multi_open(struct snd_pcm_substream *substream)
@@ -1302,10 +1329,26 @@ static int snd_via82xx_pcm_close(struct snd_pcm_substream *substream)
 	return 0;
 }
 
+static int snd_via8233_playback_close(struct snd_pcm_substream *substream)
+{
+	struct via82xx *chip = snd_pcm_substream_chip(substream);
+	struct viadev *viadev = substream->runtime->private_data;
+	unsigned int stream;
+
+	stream = viadev->reg_offset / 0x10;
+	if (chip->dxs_controls[stream]) {
+		chip->dxs_controls[stream]->vd[0].access |=
+			SNDRV_CTL_ELEM_ACCESS_INACTIVE;
+		snd_ctl_notify(chip->card, SNDRV_CTL_EVENT_MASK_INFO,
+			       &chip->dxs_controls[stream]->id);
+	}
+	return snd_via82xx_pcm_close(substream);
+}
+
 
 /* via686 playback callbacks */
 static struct snd_pcm_ops snd_via686_playback_ops = {
-	.open =		snd_via82xx_playback_open,
+	.open =		snd_via686_playback_open,
 	.close =	snd_via82xx_pcm_close,
 	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	snd_via82xx_hw_params,
@@ -1331,8 +1374,8 @@ static struct snd_pcm_ops snd_via686_capture_ops = {
 
 /* via823x DSX playback callbacks */
 static struct snd_pcm_ops snd_via8233_playback_ops = {
-	.open =		snd_via82xx_playback_open,
-	.close =	snd_via82xx_pcm_close,
+	.open =		snd_via8233_playback_open,
+	.close =	snd_via8233_playback_close,
 	.ioctl =	snd_pcm_lib_ioctl,
 	.hw_params =	snd_via82xx_hw_params,
 	.hw_free =	snd_via82xx_hw_free,
@@ -1626,7 +1669,7 @@ static int snd_via8233_dxs_volume_get(struct snd_kcontrol *kcontrol,
 				      struct snd_ctl_elem_value *ucontrol)
 {
 	struct via82xx *chip = snd_kcontrol_chip(kcontrol);
-	unsigned int idx = snd_ctl_get_ioff(kcontrol, &ucontrol->id);
+	unsigned int idx = kcontrol->id.subdevice;
 
 	ucontrol->value.integer.value[0] = VIA_DXS_MAX_VOLUME - chip->playback_volume[idx][0];
 	ucontrol->value.integer.value[1] = VIA_DXS_MAX_VOLUME - chip->playback_volume[idx][1];
@@ -1646,7 +1689,7 @@ static int snd_via8233_dxs_volume_put(struct snd_kcontrol *kcontrol,
 				      struct snd_ctl_elem_value *ucontrol)
 {
 	struct via82xx *chip = snd_kcontrol_chip(kcontrol);
-	unsigned int idx = snd_ctl_get_ioff(kcontrol, &ucontrol->id);
+	unsigned int idx = kcontrol->id.subdevice;
 	unsigned long port = chip->port + 0x10 * idx;
 	unsigned char val;
 	int i, change = 0;
@@ -1705,11 +1748,13 @@ static struct snd_kcontrol_new snd_via8233_pcmdxs_volume_control __devinitdata =
 };
 
 static struct snd_kcontrol_new snd_via8233_dxs_volume_control __devinitdata = {
-	.name = "VIA DXS Playback Volume",
-	.iface = SNDRV_CTL_ELEM_IFACE_MIXER,
-	.access = (SNDRV_CTL_ELEM_ACCESS_READWRITE |
-		   SNDRV_CTL_ELEM_ACCESS_TLV_READ),
-	.count = 4,
+	.iface = SNDRV_CTL_ELEM_IFACE_PCM,
+	.device = 0,
+	/* .subdevice set later */
+	.name = "PCM Playback Volume",
+	.access = SNDRV_CTL_ELEM_ACCESS_READWRITE |
+		  SNDRV_CTL_ELEM_ACCESS_TLV_READ |
+		  SNDRV_CTL_ELEM_ACCESS_INACTIVE,
 	.info = snd_via8233_dxs_volume_info,
 	.get = snd_via8233_dxs_volume_get,
 	.put = snd_via8233_dxs_volume_put,
@@ -1936,10 +1981,19 @@ static int __devinit snd_via8233_init_misc(struct via82xx *chip)
 		}
 		else /* Using DXS when PCM emulation is enabled is really weird */
 		{
-			/* Standalone DXS controls */
-			err = snd_ctl_add(chip->card, snd_ctl_new1(&snd_via8233_dxs_volume_control, chip));
-			if (err < 0)
-				return err;
+			for (i = 0; i < 4; ++i) {
+				struct snd_kcontrol *kctl;
+
+				kctl = snd_ctl_new1(
+					&snd_via8233_dxs_volume_control, chip);
+				if (!kctl)
+					return -ENOMEM;
+				kctl->id.subdevice = i;
+				err = snd_ctl_add(chip->card, kctl);
+				if (err < 0)
+					return err;
+				chip->dxs_controls[i] = kctl;
+			}
 		}
 	}
 	/* select spdif data slot 10/11 */
diff --git a/sound/pcmcia/pdaudiocf/pdaudiocf.c b/sound/pcmcia/pdaudiocf/pdaudiocf.c
index 7dea74b71cf1..64b859925c0b 100644
--- a/sound/pcmcia/pdaudiocf/pdaudiocf.c
+++ b/sound/pcmcia/pdaudiocf/pdaudiocf.c
@@ -217,20 +217,25 @@ static void snd_pdacf_detach(struct pcmcia_device *link)
  * configuration callback
  */
 
-#define CS_CHECK(fn, ret) \
-do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-
 static int pdacf_config(struct pcmcia_device *link)
 {
 	struct snd_pdacf *pdacf = link->priv;
-	int last_fn, last_ret;
+	int ret;
 
 	snd_printdd(KERN_DEBUG "pdacf_config called\n");
 	link->conf.ConfigIndex = 0x5;
 
-	CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io));
-	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
-	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
+	ret = pcmcia_request_io(link, &link->io);
+	if (ret)
+		goto failed;
+
+	ret = pcmcia_request_irq(link, &link->irq);
+	if (ret)
+		goto failed;
+
+	ret = pcmcia_request_configuration(link, &link->conf);
+	if (ret)
+		goto failed;
 
 	if (snd_pdacf_assign_resources(pdacf, link->io.BasePort1, link->irq.AssignedIRQ) < 0)
 		goto failed;
@@ -238,8 +243,6 @@ static int pdacf_config(struct pcmcia_device *link)
 	link->dev_node = &pdacf->node;
 	return 0;
 
-cs_failed:
-	cs_error(link, last_fn, last_ret);
 failed:
 	pcmcia_disable_device(link);
 	return -ENODEV;
diff --git a/sound/pcmcia/vx/vxpocket.c b/sound/pcmcia/vx/vxpocket.c
index 7445cc8a47d3..1492744ad67f 100644
--- a/sound/pcmcia/vx/vxpocket.c
+++ b/sound/pcmcia/vx/vxpocket.c
@@ -213,14 +213,11 @@ static int snd_vxpocket_assign_resources(struct vx_core *chip, int port, int irq
  * configuration callback
  */
 
-#define CS_CHECK(fn, ret) \
-do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
-
 static int vxpocket_config(struct pcmcia_device *link)
 {
 	struct vx_core *chip = link->priv;
 	struct snd_vxpocket *vxp = (struct snd_vxpocket *)chip;
-	int last_fn, last_ret;
+	int ret;
 
 	snd_printdd(KERN_DEBUG "vxpocket_config called\n");
 
@@ -235,9 +232,17 @@ static int vxpocket_config(struct pcmcia_device *link)
 		strcpy(chip->card->driver, vxp440_hw.name);
 	}
 
-	CS_CHECK(RequestIO, pcmcia_request_io(link, &link->io));
-	CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
-	CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
+	ret = pcmcia_request_io(link, &link->io);
+	if (ret)
+		goto failed;
+
+	ret = pcmcia_request_irq(link, &link->irq);
+	if (ret)
+		goto failed;
+
+	ret = pcmcia_request_configuration(link, &link->conf);
+	if (ret)
+		goto failed;
 
 	chip->dev = &handle_to_dev(link);
 	snd_card_set_dev(chip->card, chip->dev);
@@ -248,8 +253,6 @@ static int vxpocket_config(struct pcmcia_device *link)
 	link->dev_node = &vxp->node;
 	return 0;
 
-cs_failed:
-	cs_error(link, last_fn, last_ret);
 failed:
 	pcmcia_disable_device(link);
 	return -ENODEV;
diff --git a/sound/ppc/Kconfig b/sound/ppc/Kconfig
index bd2338ab2ced..0519c60f5be1 100644
--- a/sound/ppc/Kconfig
+++ b/sound/ppc/Kconfig
@@ -2,7 +2,7 @@
 
 menuconfig SND_PPC
 	bool "PowerPC sound devices"
-	depends on PPC64 || PPC32
+	depends on PPC
 	default y
 	help
 	  Support for sound devices specific to PowerPC architectures.
diff --git a/sound/ppc/keywest.c b/sound/ppc/keywest.c
index 835fa19ed461..d06f780bd7e8 100644
--- a/sound/ppc/keywest.c
+++ b/sound/ppc/keywest.c
@@ -59,6 +59,18 @@ static int keywest_attach_adapter(struct i2c_adapter *adapter)
 	strlcpy(info.type, "keywest", I2C_NAME_SIZE);
 	info.addr = keywest_ctx->addr;
 	keywest_ctx->client = i2c_new_device(adapter, &info);
+	if (!keywest_ctx->client)
+		return -ENODEV;
+	/*
+	 * We know the driver is already loaded, so the device should be
+	 * already bound. If not it means binding failed, and then there
+	 * is no point in keeping the device instantiated.
+	 */
+	if (!keywest_ctx->client->driver) {
+		i2c_unregister_device(keywest_ctx->client);
+		keywest_ctx->client = NULL;
+		return -ENODEV;
+	}
 	
 	/*
 	 * Let i2c-core delete that device on driver removal.
@@ -86,7 +98,7 @@ static const struct i2c_device_id keywest_i2c_id[] = {
 	{ }
 };
 
-struct i2c_driver keywest_driver = {
+static struct i2c_driver keywest_driver = {
 	.driver = {
 		.name = "PMac Keywest Audio",
 	},
diff --git a/sound/sh/aica.c b/sound/sh/aica.c
index 583a3693df75..a0df401ebb9f 100644
--- a/sound/sh/aica.c
+++ b/sound/sh/aica.c
@@ -49,6 +49,7 @@ MODULE_AUTHOR("Adrian McMenamin <adrian@mcmen.demon.co.uk>");
 MODULE_DESCRIPTION("Dreamcast AICA sound (pcm) driver");
 MODULE_LICENSE("GPL");
 MODULE_SUPPORTED_DEVICE("{{Yamaha/SEGA, AICA}}");
+MODULE_FIRMWARE("aica_firmware.bin");
 
 /* module parameters */
 #define CARD_NAME "AICA"
diff --git a/sound/soc/blackfin/Kconfig b/sound/soc/blackfin/Kconfig
index ac927ffdc961..97f1a251e446 100644
--- a/sound/soc/blackfin/Kconfig
+++ b/sound/soc/blackfin/Kconfig
@@ -7,15 +7,6 @@ config SND_BF5XX_I2S
 	  mode (supports single stereo In/Out).
 	  You will also need to select the audio interfaces to support below.
 
-config SND_BF5XX_TDM
-	tristate "SoC I2S(TDM mode) Audio for the ADI BF5xx chip"
-	depends on (BLACKFIN && SND_SOC)
-	help
-	  Say Y or M if you want to add support for codecs attached to
-	  the Blackfin SPORT (synchronous serial ports) interface in TDM
-	  mode.
-	  You will also need to select the audio interfaces to support below.
-
 config SND_BF5XX_SOC_SSM2602
 	tristate "SoC SSM2602 Audio support for BF52x ezkit"
 	depends on SND_BF5XX_I2S
@@ -41,6 +32,31 @@ config SND_BFIN_AD73311_SE
 	  Enter the GPIO used to control AD73311's SE pin. Acceptable
 	  values are 0 to 7
 
+config SND_BF5XX_TDM
+	tristate "SoC I2S(TDM mode) Audio for the ADI BF5xx chip"
+	depends on (BLACKFIN && SND_SOC)
+	help
+	  Say Y or M if you want to add support for codecs attached to
+	  the Blackfin SPORT (synchronous serial ports) interface in TDM
+	  mode.
+	  You will also need to select the audio interfaces to support below.
+
+config SND_BF5XX_SOC_AD1836
+	tristate "SoC AD1836 Audio support for BF5xx"
+	depends on SND_BF5XX_TDM
+	select SND_BF5XX_SOC_TDM
+	select SND_SOC_AD1836
+	help
+	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
+
+config SND_BF5XX_SOC_AD1938
+	tristate "SoC AD1938 Audio support for Blackfin"
+	depends on SND_BF5XX_TDM
+	select SND_BF5XX_SOC_TDM
+	select SND_SOC_AD1938
+	help
+	  Say Y if you want to add support for AD1938 codec on Blackfin.
+
 config SND_BF5XX_AC97
 	tristate "SoC AC97 Audio for the ADI BF5xx chip"
 	depends on BLACKFIN
@@ -71,6 +87,30 @@ config SND_BF5XX_MULTICHAN_SUPPORT
 	  Say y if you want AC97 driver to support up to 5.1 channel audio.
 	  this mode will consume much more memory for DMA.
 
+config SND_BF5XX_HAVE_COLD_RESET
+	bool "BOARD has COLD Reset GPIO"
+	depends on SND_BF5XX_AC97
+	default y if BFIN548_EZKIT
+	default n if !BFIN548_EZKIT
+
+config SND_BF5XX_RESET_GPIO_NUM
+	int "Set a GPIO for cold reset"
+	depends on SND_BF5XX_HAVE_COLD_RESET
+	range 0 159
+	default 19 if BFIN548_EZKIT
+	default 5 if BFIN537_STAMP
+	default 0
+	help
+	  Set the correct GPIO for RESET the sound chip.
+
+config SND_BF5XX_SOC_AD1980
+	tristate "SoC AD1980/1 Audio support for BF5xx"
+	depends on SND_BF5XX_AC97
+	select SND_BF5XX_SOC_AC97
+	select SND_SOC_AD1980
+	help
+	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
+
 config SND_BF5XX_SOC_SPORT
 	tristate
 
@@ -88,30 +128,6 @@ config SND_BF5XX_SOC_AC97
 	select SND_SOC_AC97_BUS
 	select SND_BF5XX_SOC_SPORT
 
-config SND_BF5XX_SOC_AD1836
-	tristate "SoC AD1836 Audio support for BF5xx"
-	depends on SND_BF5XX_TDM
-	select SND_BF5XX_SOC_TDM
-	select SND_SOC_AD1836
-	help
-	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
-
-config SND_BF5XX_SOC_AD1980
-	tristate "SoC AD1980/1 Audio support for BF5xx"
-	depends on SND_BF5XX_AC97
-	select SND_BF5XX_SOC_AC97
-	select SND_SOC_AD1980
-	help
-	  Say Y if you want to add support for SoC audio on BF5xx STAMP/EZKIT.
-
-config SND_BF5XX_SOC_AD1938
-        tristate "SoC AD1938 Audio support for Blackfin"
-        depends on SND_BF5XX_TDM
-        select SND_BF5XX_SOC_TDM
-        select SND_SOC_AD1938
-        help
-          Say Y if you want to add support for AD1938 codec on Blackfin.
-
 config SND_BF5XX_SPORT_NUM
 	int "Set a SPORT for Sound chip"
 	depends on (SND_BF5XX_I2S || SND_BF5XX_AC97 || SND_BF5XX_TDM)
@@ -120,19 +136,3 @@ config SND_BF5XX_SPORT_NUM
 	default 0
 	help
 	  Set the correct SPORT for sound chip.
-
-config SND_BF5XX_HAVE_COLD_RESET
-	bool "BOARD has COLD Reset GPIO"
-	depends on SND_BF5XX_AC97
-	default y if BFIN548_EZKIT
-	default n if !BFIN548_EZKIT
-
-config SND_BF5XX_RESET_GPIO_NUM
-	int "Set a GPIO for cold reset"
-	depends on SND_BF5XX_HAVE_COLD_RESET
-	range 0 159
-	default 19 if BFIN548_EZKIT
-	default 5 if BFIN537_STAMP
-	default 0
-	help
-	  Set the correct GPIO for RESET the sound chip.
diff --git a/sound/soc/blackfin/bf5xx-ac97.c b/sound/soc/blackfin/bf5xx-ac97.c
index 2758b9017a7f..e69322978739 100644
--- a/sound/soc/blackfin/bf5xx-ac97.c
+++ b/sound/soc/blackfin/bf5xx-ac97.c
@@ -277,7 +277,11 @@ static int bf5xx_ac97_resume(struct snd_soc_dai *dai)
 	if (!dai->active)
 		return 0;
 
+#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
+	ret = sport_set_multichannel(sport, 16, 0x3FF, 1);
+#else
 	ret = sport_set_multichannel(sport, 16, 0x1F, 1);
+#endif
 	if (ret) {
 		pr_err("SPORT is busy!\n");
 		return -EBUSY;
@@ -334,7 +338,11 @@ static int bf5xx_ac97_probe(struct platform_device *pdev,
 		goto sport_err;
 	}
 	/*SPORT works in TDM mode to simulate AC97 transfers*/
+#if defined(CONFIG_SND_BF5XX_MULTICHAN_SUPPORT)
+	ret = sport_set_multichannel(sport_handle, 16, 0x3FF, 1);
+#else
 	ret = sport_set_multichannel(sport_handle, 16, 0x1F, 1);
+#endif
 	if (ret) {
 		pr_err("SPORT is busy!\n");
 		ret = -EBUSY;
diff --git a/sound/soc/blackfin/bf5xx-ac97.h b/sound/soc/blackfin/bf5xx-ac97.h
index 3f2a911fe0cb..a1f97dd809d6 100644
--- a/sound/soc/blackfin/bf5xx-ac97.h
+++ b/sound/soc/blackfin/bf5xx-ac97.h
@@ -1,5 +1,5 @@
 /*
- * linux/sound/arm/bf5xx-ac97.h
+ * sound/soc/blackfin/bf5xx-ac97.h
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
diff --git a/sound/soc/blackfin/bf5xx-i2s.c b/sound/soc/blackfin/bf5xx-i2s.c
index 876abade27e1..084b68884ada 100644
--- a/sound/soc/blackfin/bf5xx-i2s.c
+++ b/sound/soc/blackfin/bf5xx-i2s.c
@@ -77,12 +77,12 @@ static struct sport_param sport_params[2] = {
  * TFS. When Port G is selected and EMAC then there is a conflict between
  * the PHY interrupt line and TFS.  Current settings prevent the conflict
  * by ignoring the TFS pin when Port G is selected. This allows both
- * ssm2602 using Port G and EMAC concurrently.
+ * codecs and EMAC using Port G concurrently.
  */
-#ifdef CONFIG_BF527_SPORT0_PORTF
-#define LOCAL_SPORT0_TFS (P_SPORT0_TFS)
-#else
+#ifdef CONFIG_BF527_SPORT0_PORTG
 #define LOCAL_SPORT0_TFS (0)
+#else
+#define LOCAL_SPORT0_TFS (P_SPORT0_TFS)
 #endif
 
 static u16 sport_req[][7] = { {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
@@ -227,7 +227,8 @@ static int bf5xx_i2s_probe(struct platform_device *pdev,
 	return 0;
 }
 
-static void bf5xx_i2s_remove(struct snd_soc_dai *dai)
+static void bf5xx_i2s_remove(struct platform_device *pdev,
+			struct snd_soc_dai *dai)
 {
 	pr_debug("%s enter\n", __func__);
 	peripheral_free_list(&sport_req[sport_num][0]);
@@ -236,36 +237,31 @@ static void bf5xx_i2s_remove(struct snd_soc_dai *dai)
 #ifdef CONFIG_PM
 static int bf5xx_i2s_suspend(struct snd_soc_dai *dai)
 {
-	struct sport_device *sport =
-		(struct sport_device *)dai->private_data;
 
 	pr_debug("%s : sport %d\n", __func__, dai->id);
-	if (!dai->active)
-		return 0;
+
 	if (dai->capture.active)
-		sport_rx_stop(sport);
+		sport_rx_stop(sport_handle);
 	if (dai->playback.active)
-		sport_tx_stop(sport);
+		sport_tx_stop(sport_handle);
 	return 0;
 }
 
 static int bf5xx_i2s_resume(struct snd_soc_dai *dai)
 {
 	int ret;
-	struct sport_device *sport =
-		(struct sport_device *)dai->private_data;
 
 	pr_debug("%s : sport %d\n", __func__, dai->id);
-	if (!dai->active)
-		return 0;
 
-	ret = sport_config_rx(sport, RFSR | RCKFE, RSFSE|0x1f, 0, 0);
+	ret = sport_config_rx(sport_handle, bf5xx_i2s.rcr1,
+				      bf5xx_i2s.rcr2, 0, 0);
 	if (ret) {
 		pr_err("SPORT is busy!\n");
 		return -EBUSY;
 	}
 
-	ret = sport_config_tx(sport, TFSR | TCKFE, TSFSE|0x1f, 0, 0);
+	ret = sport_config_tx(sport_handle, bf5xx_i2s.tcr1,
+				      bf5xx_i2s.tcr2, 0, 0);
 	if (ret) {
 		pr_err("SPORT is busy!\n");
 		return -EBUSY;
diff --git a/sound/soc/blackfin/bf5xx-i2s.h b/sound/soc/blackfin/bf5xx-i2s.h
index 7107d1a0b06b..264ecdcba35a 100644
--- a/sound/soc/blackfin/bf5xx-i2s.h
+++ b/sound/soc/blackfin/bf5xx-i2s.h
@@ -1,5 +1,5 @@
 /*
- * linux/sound/arm/bf5xx-i2s.h
+ * sound/soc/blackfin/bf5xx-i2s.h
  *
  * This program is free software; you can redistribute it and/or modify
  * it under the terms of the GNU General Public License version 2 as
diff --git a/sound/soc/blackfin/bf5xx-sport.c b/sound/soc/blackfin/bf5xx-sport.c
index 469ce7fab20c..99051ff0954e 100644
--- a/sound/soc/blackfin/bf5xx-sport.c
+++ b/sound/soc/blackfin/bf5xx-sport.c
@@ -326,7 +326,7 @@ static inline int sport_hook_tx_dummy(struct sport_device *sport)
 
 int sport_tx_start(struct sport_device *sport)
 {
-	unsigned flags;
+	unsigned long flags;
 	pr_debug("%s: tx_run:%d, rx_run:%d\n", __func__,
 			sport->tx_run, sport->rx_run);
 	if (sport->tx_run)
diff --git a/sound/soc/blackfin/bf5xx-tdm.c b/sound/soc/blackfin/bf5xx-tdm.c
index 3096badf09a5..ff546e91a22e 100644
--- a/sound/soc/blackfin/bf5xx-tdm.c
+++ b/sound/soc/blackfin/bf5xx-tdm.c
@@ -78,12 +78,12 @@ static struct sport_param sport_params[2] = {
  * TFS. When Port G is selected and EMAC then there is a conflict between
  * the PHY interrupt line and TFS.  Current settings prevent the conflict
  * by ignoring the TFS pin when Port G is selected. This allows both
- * ssm2602 using Port G and EMAC concurrently.
+ * codecs and EMAC using Port G concurrently.
  */
-#ifdef CONFIG_BF527_SPORT0_PORTF
-#define LOCAL_SPORT0_TFS (P_SPORT0_TFS)
-#else
+#ifdef CONFIG_BF527_SPORT0_PORTG
 #define LOCAL_SPORT0_TFS (0)
+#else
+#define LOCAL_SPORT0_TFS (P_SPORT0_TFS)
 #endif
 
 static u16 sport_req[][7] = { {P_SPORT0_DTPRI, P_SPORT0_TSCLK, P_SPORT0_RFS,
diff --git a/sound/soc/codecs/ad1836.c b/sound/soc/codecs/ad1836.c
index 01343dc984fd..c48485f2c55d 100644
--- a/sound/soc/codecs/ad1836.c
+++ b/sound/soc/codecs/ad1836.c
@@ -251,8 +251,7 @@ static int __devexit ad1836_spi_remove(struct spi_device *spi)
 
 static struct spi_driver ad1836_spi_driver = {
 	.driver = {
-		.name	= "ad1836-spi",
-		.bus	= &spi_bus_type,
+		.name	= "ad1836",
 		.owner	= THIS_MODULE,
 	},
 	.probe		= ad1836_spi_probe,
diff --git a/sound/soc/codecs/ad1938.c b/sound/soc/codecs/ad1938.c
index 9a049a1995a3..34b30efc3cb0 100644
--- a/sound/soc/codecs/ad1938.c
+++ b/sound/soc/codecs/ad1938.c
@@ -456,7 +456,6 @@ static int __devexit ad1938_spi_remove(struct spi_device *spi)
 static struct spi_driver ad1938_spi_driver = {
 	.driver = {
 		.name	= "ad1938",
-		.bus	= &spi_bus_type,
 		.owner	= THIS_MODULE,
 	},
 	.probe		= ad1938_spi_probe,
@@ -515,6 +514,7 @@ static int ad1938_register(struct ad1938_priv *ad1938)
 	codec->num_dai = 1;
 	codec->write = ad1938_write_reg;
 	codec->read = ad1938_read_reg_cache;
+	codec->set_bias_level = ad1938_set_bias_level;
 	INIT_LIST_HEAD(&codec->dapm_widgets);
 	INIT_LIST_HEAD(&codec->dapm_paths);
 
diff --git a/sound/soc/codecs/tlv320aic23.c b/sound/soc/codecs/tlv320aic23.c
index 0b8dcb5cd729..90a0264f7538 100644
--- a/sound/soc/codecs/tlv320aic23.c
+++ b/sound/soc/codecs/tlv320aic23.c
@@ -265,8 +265,8 @@ static const int bosr_usb_divisor_table[] = {
 #define UPPER_GROUP ((1<<8) | (1<<9) | (1<<10) | (1<<11)        | (1<<15))
 static const unsigned short sr_valid_mask[] = {
 	LOWER_GROUP|UPPER_GROUP,	/* Normal, bosr - 0*/
-	LOWER_GROUP|UPPER_GROUP,	/* Normal, bosr - 1*/
 	LOWER_GROUP,			/* Usb, bosr - 0*/
+	LOWER_GROUP|UPPER_GROUP,	/* Normal, bosr - 1*/
 	UPPER_GROUP,			/* Usb, bosr - 1*/
 };
 /*
@@ -625,11 +625,10 @@ static int tlv320aic23_resume(struct platform_device *pdev)
 {
 	struct snd_soc_device *socdev = platform_get_drvdata(pdev);
 	struct snd_soc_codec *codec = socdev->card->codec;
-	int i;
 	u16 reg;
 
 	/* Sync reg_cache with the hardware */
-	for (reg = 0; reg < ARRAY_SIZE(tlv320aic23_reg); i++) {
+	for (reg = 0; reg < TLV320AIC23_RESET; reg++) {
 		u16 val = tlv320aic23_read_reg_cache(codec, reg);
 		tlv320aic23_write(codec, reg, val);
 	}
diff --git a/sound/soc/codecs/wm8350.c b/sound/soc/codecs/wm8350.c
index 3ff0373dff89..593d5b9c9f03 100644
--- a/sound/soc/codecs/wm8350.c
+++ b/sound/soc/codecs/wm8350.c
@@ -579,7 +579,7 @@ static const struct snd_kcontrol_new wm8350_left_capt_mixer_controls[] = {
 	SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
 			    WM8350_INPUT_MIXER_VOLUME_L, 9, 7, 0, out_mix_tlv),
 	SOC_DAPM_SINGLE("PGA Capture Switch",
-			WM8350_LEFT_INPUT_VOLUME, 14, 1, 0),
+			WM8350_LEFT_INPUT_VOLUME, 14, 1, 1),
 };
 
 /* Right Input Mixer */
@@ -589,7 +589,7 @@ static const struct snd_kcontrol_new wm8350_right_capt_mixer_controls[] = {
 	SOC_DAPM_SINGLE_TLV("L3 Capture Volume",
 			    WM8350_INPUT_MIXER_VOLUME_R, 13, 7, 0, out_mix_tlv),
 	SOC_DAPM_SINGLE("PGA Capture Switch",
-			WM8350_RIGHT_INPUT_VOLUME, 14, 1, 0),
+			WM8350_RIGHT_INPUT_VOLUME, 14, 1, 1),
 };
 
 /* Left Mic Mixer */
diff --git a/sound/soc/codecs/wm8753.c b/sound/soc/codecs/wm8753.c
index d80d414cfbbd..5ad677ce80da 100644
--- a/sound/soc/codecs/wm8753.c
+++ b/sound/soc/codecs/wm8753.c
@@ -595,6 +595,7 @@ static const struct snd_soc_dapm_route audio_map[] = {
 
 	/* Mono Capture mixer-mux */
 	{"Capture Right Mixer", "Stereo", "Capture Right Mux"},
+	{"Capture Left Mixer", "Stereo", "Capture Left Mux"},
 	{"Capture Left Mixer", "Analogue Mix Left", "Capture Left Mux"},
 	{"Capture Left Mixer", "Analogue Mix Left", "Capture Right Mux"},
 	{"Capture Right Mixer", "Analogue Mix Right", "Capture Left Mux"},
diff --git a/sound/soc/codecs/wm8940.c b/sound/soc/codecs/wm8940.c
index da97aae475a2..1ef2454c5205 100644
--- a/sound/soc/codecs/wm8940.c
+++ b/sound/soc/codecs/wm8940.c
@@ -790,7 +790,7 @@ static int wm8940_register(struct wm8940_priv *wm8940,
 	codec->reg_cache = &wm8940->reg_cache;
 
 	ret = snd_soc_codec_set_cache_io(codec, 8, 16, control);
-	if (ret == 0) {
+	if (ret < 0) {
 		dev_err(codec->dev, "Failed to set cache I/O: %d\n", ret);
 		return ret;
 	}
diff --git a/sound/soc/codecs/wm9081.c b/sound/soc/codecs/wm9081.c
index c64e55aa63b6..686e5aa97206 100644
--- a/sound/soc/codecs/wm9081.c
+++ b/sound/soc/codecs/wm9081.c
@@ -1027,7 +1027,7 @@ static int wm9081_hw_params(struct snd_pcm_substream *substream,
 		       - wm9081->fs);
 	for (i = 1; i < ARRAY_SIZE(clk_sys_rates); i++) {
 		cur_val = abs((wm9081->sysclk_rate /
-			       clk_sys_rates[i].ratio) - wm9081->fs);;
+			       clk_sys_rates[i].ratio) - wm9081->fs);
 		if (cur_val < best_val) {
 			best = i;
 			best_val = cur_val;
diff --git a/sound/soc/davinci/davinci-i2s.c b/sound/soc/davinci/davinci-i2s.c
index 12a6c549ee6e..4ae707048021 100644
--- a/sound/soc/davinci/davinci-i2s.c
+++ b/sound/soc/davinci/davinci-i2s.c
@@ -97,22 +97,19 @@ enum {
 	DAVINCI_MCBSP_WORD_32,
 };
 
-static struct davinci_pcm_dma_params davinci_i2s_pcm_out = {
-	.name = "I2S PCM Stereo out",
-};
-
-static struct davinci_pcm_dma_params davinci_i2s_pcm_in = {
-	.name = "I2S PCM Stereo in",
-};
-
 struct davinci_mcbsp_dev {
+	/*
+	 * dma_params must be first because rtd->dai->cpu_dai->private_data
+	 * is cast to a pointer of an array of struct davinci_pcm_dma_params in
+	 * davinci_pcm_open.
+	 */
+	struct davinci_pcm_dma_params	dma_params[2];
 	void __iomem			*base;
 #define MOD_DSP_A	0
 #define MOD_DSP_B	1
 	int				mode;
 	u32				pcr;
 	struct clk			*clk;
-	struct davinci_pcm_dma_params	*dma_params[2];
 };
 
 static inline void davinci_mcbsp_write_reg(struct davinci_mcbsp_dev *dev,
@@ -215,14 +212,6 @@ static void davinci_mcbsp_stop(struct davinci_mcbsp_dev *dev, int playback)
 	toggle_clock(dev, playback);
 }
 
-static int davinci_i2s_startup(struct snd_pcm_substream *substream,
-			       struct snd_soc_dai *cpu_dai)
-{
-	struct davinci_mcbsp_dev *dev = cpu_dai->private_data;
-	cpu_dai->dma_data = dev->dma_params[substream->stream];
-	return 0;
-}
-
 #define DEFAULT_BITPERSAMPLE	16
 
 static int davinci_i2s_set_dai_fmt(struct snd_soc_dai *cpu_dai,
@@ -353,8 +342,9 @@ static int davinci_i2s_hw_params(struct snd_pcm_substream *substream,
 				 struct snd_pcm_hw_params *params,
 				 struct snd_soc_dai *dai)
 {
-	struct davinci_pcm_dma_params *dma_params = dai->dma_data;
 	struct davinci_mcbsp_dev *dev = dai->private_data;
+	struct davinci_pcm_dma_params *dma_params =
+					&dev->dma_params[substream->stream];
 	struct snd_interval *i = NULL;
 	int mcbsp_word_length;
 	unsigned int rcr, xcr, srgr;
@@ -472,7 +462,6 @@ static void davinci_i2s_shutdown(struct snd_pcm_substream *substream,
 #define DAVINCI_I2S_RATES	SNDRV_PCM_RATE_8000_96000
 
 static struct snd_soc_dai_ops davinci_i2s_dai_ops = {
-	.startup 	= davinci_i2s_startup,
 	.shutdown	= davinci_i2s_shutdown,
 	.prepare	= davinci_i2s_prepare,
 	.trigger	= davinci_i2s_trigger,
@@ -534,12 +523,10 @@ static int davinci_i2s_probe(struct platform_device *pdev)
 
 	dev->base = (void __iomem *)IO_ADDRESS(mem->start);
 
-	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK] = &davinci_i2s_pcm_out;
-	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK]->dma_addr =
+	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].dma_addr =
 	    (dma_addr_t)(io_v2p(dev->base) + DAVINCI_MCBSP_DXR_REG);
 
-	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE] = &davinci_i2s_pcm_in;
-	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE]->dma_addr =
+	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].dma_addr =
 	    (dma_addr_t)(io_v2p(dev->base) + DAVINCI_MCBSP_DRR_REG);
 
 	/* first TX, then RX */
@@ -549,7 +536,7 @@ static int davinci_i2s_probe(struct platform_device *pdev)
 		ret = -ENXIO;
 		goto err_free_mem;
 	}
-	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK]->channel = res->start;
+	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK].channel = res->start;
 
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!res) {
@@ -557,7 +544,7 @@ static int davinci_i2s_probe(struct platform_device *pdev)
 		ret = -ENXIO;
 		goto err_free_mem;
 	}
-	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE]->channel = res->start;
+	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE].channel = res->start;
 
 	davinci_i2s_dai.private_data = dev;
 	ret = snd_soc_register_dai(&davinci_i2s_dai);
diff --git a/sound/soc/davinci/davinci-mcasp.c b/sound/soc/davinci/davinci-mcasp.c
index eca22d7829d2..5d1f98a4c978 100644
--- a/sound/soc/davinci/davinci-mcasp.c
+++ b/sound/soc/davinci/davinci-mcasp.c
@@ -332,14 +332,6 @@ static inline void mcasp_set_ctl_reg(void __iomem *regs, u32 val)
 		printk(KERN_ERR "GBLCTL write error\n");
 }
 
-static int davinci_mcasp_startup(struct snd_pcm_substream *substream,
-						struct snd_soc_dai *cpu_dai)
-{
-	struct davinci_audio_dev *dev = cpu_dai->private_data;
-	cpu_dai->dma_data = dev->dma_params[substream->stream];
-	return 0;
-}
-
 static void mcasp_start_rx(struct davinci_audio_dev *dev)
 {
 	mcasp_set_ctl_reg(dev->base + DAVINCI_MCASP_GBLCTLR_REG, RXHCLKRST);
@@ -386,17 +378,17 @@ static void mcasp_start_tx(struct davinci_audio_dev *dev)
 
 static void davinci_mcasp_start(struct davinci_audio_dev *dev, int stream)
 {
-	if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		if (dev->txnumevt)	/* enable FIFO */
+			mcasp_set_bits(dev->base + DAVINCI_MCASP_WFIFOCTL,
+								FIFO_ENABLE);
 		mcasp_start_tx(dev);
-	else
+	} else {
+		if (dev->rxnumevt)	/* enable FIFO */
+			mcasp_set_bits(dev->base + DAVINCI_MCASP_RFIFOCTL,
+								FIFO_ENABLE);
 		mcasp_start_rx(dev);
-
-	/* enable FIFO */
-	if (dev->txnumevt)
-		mcasp_set_bits(dev->base + DAVINCI_MCASP_WFIFOCTL, FIFO_ENABLE);
-
-	if (dev->rxnumevt)
-		mcasp_set_bits(dev->base + DAVINCI_MCASP_RFIFOCTL, FIFO_ENABLE);
+	}
 }
 
 static void mcasp_stop_rx(struct davinci_audio_dev *dev)
@@ -413,17 +405,17 @@ static void mcasp_stop_tx(struct davinci_audio_dev *dev)
 
 static void davinci_mcasp_stop(struct davinci_audio_dev *dev, int stream)
 {
-	if (stream == SNDRV_PCM_STREAM_PLAYBACK)
+	if (stream == SNDRV_PCM_STREAM_PLAYBACK) {
+		if (dev->txnumevt)	/* disable FIFO */
+			mcasp_clr_bits(dev->base + DAVINCI_MCASP_WFIFOCTL,
+								FIFO_ENABLE);
 		mcasp_stop_tx(dev);
-	else
+	} else {
+		if (dev->rxnumevt)	/* disable FIFO */
+			mcasp_clr_bits(dev->base + DAVINCI_MCASP_RFIFOCTL,
+								FIFO_ENABLE);
 		mcasp_stop_rx(dev);
-
-	/* disable FIFO */
-	if (dev->txnumevt)
-		mcasp_clr_bits(dev->base + DAVINCI_MCASP_WFIFOCTL, FIFO_ENABLE);
-
-	if (dev->rxnumevt)
-		mcasp_clr_bits(dev->base + DAVINCI_MCASP_RFIFOCTL, FIFO_ENABLE);
+	}
 }
 
 static int davinci_mcasp_set_dai_fmt(struct snd_soc_dai *cpu_dai,
@@ -512,34 +504,49 @@ static int davinci_config_channel_size(struct davinci_audio_dev *dev,
 				       int channel_size)
 {
 	u32 fmt = 0;
+	u32 mask, rotate;
 
 	switch (channel_size) {
 	case DAVINCI_AUDIO_WORD_8:
 		fmt = 0x03;
+		rotate = 6;
+		mask = 0x000000ff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_12:
 		fmt = 0x05;
+		rotate = 5;
+		mask = 0x00000fff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_16:
 		fmt = 0x07;
+		rotate = 4;
+		mask = 0x0000ffff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_20:
 		fmt = 0x09;
+		rotate = 3;
+		mask = 0x000fffff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_24:
 		fmt = 0x0B;
+		rotate = 2;
+		mask = 0x00ffffff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_28:
 		fmt = 0x0D;
+		rotate = 1;
+		mask = 0x0fffffff;
 		break;
 
 	case DAVINCI_AUDIO_WORD_32:
 		fmt = 0x0F;
+		rotate = 0;
+		mask = 0xffffffff;
 		break;
 
 	default:
@@ -550,6 +557,13 @@ static int davinci_config_channel_size(struct davinci_audio_dev *dev,
 					RXSSZ(fmt), RXSSZ(0x0F));
 	mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG,
 					TXSSZ(fmt), TXSSZ(0x0F));
+	mcasp_mod_bits(dev->base + DAVINCI_MCASP_TXFMT_REG, TXROT(rotate),
+							TXROT(7));
+	mcasp_mod_bits(dev->base + DAVINCI_MCASP_RXFMT_REG, RXROT(rotate),
+							RXROT(7));
+	mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, mask);
+	mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, mask);
+
 	return 0;
 }
 
@@ -638,7 +652,6 @@ static void davinci_hw_param(struct davinci_audio_dev *dev, int stream)
 			printk(KERN_ERR "playback tdm slot %d not supported\n",
 				dev->tdm_slots);
 
-		mcasp_set_reg(dev->base + DAVINCI_MCASP_TXMASK_REG, 0xFFFFFFFF);
 		mcasp_clr_bits(dev->base + DAVINCI_MCASP_TXFMCTL_REG, FSXDUR);
 	} else {
 		/* bit stream is MSB first with no delay */
@@ -655,7 +668,6 @@ static void davinci_hw_param(struct davinci_audio_dev *dev, int stream)
 			printk(KERN_ERR "capture tdm slot %d not supported\n",
 				dev->tdm_slots);
 
-		mcasp_set_reg(dev->base + DAVINCI_MCASP_RXMASK_REG, 0xFFFFFFFF);
 		mcasp_clr_bits(dev->base + DAVINCI_MCASP_RXFMCTL_REG, FSRDUR);
 	}
 }
@@ -700,7 +712,7 @@ static int davinci_mcasp_hw_params(struct snd_pcm_substream *substream,
 {
 	struct davinci_audio_dev *dev = cpu_dai->private_data;
 	struct davinci_pcm_dma_params *dma_params =
-					dev->dma_params[substream->stream];
+					&dev->dma_params[substream->stream];
 	int word_length;
 	u8 numevt;
 
@@ -778,7 +790,6 @@ static int davinci_mcasp_trigger(struct snd_pcm_substream *substream,
 }
 
 static struct snd_soc_dai_ops davinci_mcasp_dai_ops = {
-	.startup 	= davinci_mcasp_startup,
 	.trigger	= davinci_mcasp_trigger,
 	.hw_params	= davinci_mcasp_hw_params,
 	.set_fmt	= davinci_mcasp_set_dai_fmt,
@@ -829,20 +840,12 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 	struct resource *mem, *ioarea, *res;
 	struct snd_platform_data *pdata;
 	struct davinci_audio_dev *dev;
-	int count = 0;
 	int ret = 0;
 
 	dev = kzalloc(sizeof(struct davinci_audio_dev), GFP_KERNEL);
 	if (!dev)
 		return	-ENOMEM;
 
-	dma_data = kzalloc(sizeof(struct davinci_pcm_dma_params) * 2,
-								GFP_KERNEL);
-	if (!dma_data) {
-		ret = -ENOMEM;
-		goto err_release_dev;
-	}
-
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	if (!mem) {
 		dev_err(&pdev->dev, "no mem resource?\n");
@@ -877,11 +880,10 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 	dev->txnumevt = pdata->txnumevt;
 	dev->rxnumevt = pdata->rxnumevt;
 
-	dma_data[count].name = "I2S PCM Stereo out";
-	dma_data[count].eventq_no = pdata->eventq_no;
-	dma_data[count].dma_addr = (dma_addr_t) (pdata->tx_dma_offset +
+	dma_data = &dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK];
+	dma_data->eventq_no = pdata->eventq_no;
+	dma_data->dma_addr = (dma_addr_t) (pdata->tx_dma_offset +
 							io_v2p(dev->base));
-	dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK] = &dma_data[count];
 
 	/* first TX, then RX */
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 0);
@@ -890,13 +892,12 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 		goto err_release_region;
 	}
 
-	dma_data[count].channel = res->start;
-	count++;
-	dma_data[count].name = "I2S PCM Stereo in";
-	dma_data[count].eventq_no = pdata->eventq_no;
-	dma_data[count].dma_addr = (dma_addr_t)(pdata->rx_dma_offset +
+	dma_data->channel = res->start;
+
+	dma_data = &dev->dma_params[SNDRV_PCM_STREAM_CAPTURE];
+	dma_data->eventq_no = pdata->eventq_no;
+	dma_data->dma_addr = (dma_addr_t)(pdata->rx_dma_offset +
 							io_v2p(dev->base));
-	dev->dma_params[SNDRV_PCM_STREAM_CAPTURE] = &dma_data[count];
 
 	res = platform_get_resource(pdev, IORESOURCE_DMA, 1);
 	if (!res) {
@@ -904,7 +905,7 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 		goto err_release_region;
 	}
 
-	dma_data[count].channel = res->start;
+	dma_data->channel = res->start;
 	davinci_mcasp_dai[pdata->op_mode].private_data = dev;
 	davinci_mcasp_dai[pdata->op_mode].dev = &pdev->dev;
 	ret = snd_soc_register_dai(&davinci_mcasp_dai[pdata->op_mode]);
@@ -916,8 +917,6 @@ static int davinci_mcasp_probe(struct platform_device *pdev)
 err_release_region:
 	release_mem_region(mem->start, (mem->end - mem->start) + 1);
 err_release_data:
-	kfree(dma_data);
-err_release_dev:
 	kfree(dev);
 
 	return ret;
@@ -926,7 +925,6 @@ err_release_dev:
 static int davinci_mcasp_remove(struct platform_device *pdev)
 {
 	struct snd_platform_data *pdata = pdev->dev.platform_data;
-	struct davinci_pcm_dma_params *dma_data;
 	struct davinci_audio_dev *dev;
 	struct resource *mem;
 
@@ -939,8 +937,6 @@ static int davinci_mcasp_remove(struct platform_device *pdev)
 	mem = platform_get_resource(pdev, IORESOURCE_MEM, 0);
 	release_mem_region(mem->start, (mem->end - mem->start) + 1);
 
-	dma_data = dev->dma_params[SNDRV_PCM_STREAM_PLAYBACK];
-	kfree(dma_data);
 	kfree(dev);
 
 	return 0;
diff --git a/sound/soc/davinci/davinci-mcasp.h b/sound/soc/davinci/davinci-mcasp.h
index 554354c1cc2f..9d179cc88f7b 100644
--- a/sound/soc/davinci/davinci-mcasp.h
+++ b/sound/soc/davinci/davinci-mcasp.h
@@ -39,10 +39,15 @@ enum {
 };
 
 struct davinci_audio_dev {
+	/*
+	 * dma_params must be first because rtd->dai->cpu_dai->private_data
+	 * is cast to a pointer of an array of struct davinci_pcm_dma_params in
+	 * davinci_pcm_open.
+	 */
+	struct davinci_pcm_dma_params dma_params[2];
 	void __iomem *base;
 	int sample_rate;
 	struct clk *clk;
-	struct davinci_pcm_dma_params *dma_params[2];
 	unsigned int codec_fmt;
 
 	/* McASP specific data */
diff --git a/sound/soc/davinci/davinci-pcm.c b/sound/soc/davinci/davinci-pcm.c
index 2f7da49ed34f..c73a915f233f 100644
--- a/sound/soc/davinci/davinci-pcm.c
+++ b/sound/soc/davinci/davinci-pcm.c
@@ -126,16 +126,9 @@ static void davinci_pcm_dma_irq(unsigned lch, u16 ch_status, void *data)
 static int davinci_pcm_dma_request(struct snd_pcm_substream *substream)
 {
 	struct davinci_runtime_data *prtd = substream->runtime->private_data;
-	struct snd_soc_pcm_runtime *rtd = substream->private_data;
-	struct davinci_pcm_dma_params *dma_data = rtd->dai->cpu_dai->dma_data;
 	struct edmacc_param p_ram;
 	int ret;
 
-	if (!dma_data)
-		return -ENODEV;
-
-	prtd->params = dma_data;
-
 	/* Request master DMA channel */
 	ret = edma_alloc_channel(prtd->params->channel,
 				  davinci_pcm_dma_irq, substream,
@@ -244,6 +237,11 @@ static int davinci_pcm_open(struct snd_pcm_substream *substream)
 	struct snd_pcm_runtime *runtime = substream->runtime;
 	struct davinci_runtime_data *prtd;
 	int ret = 0;
+	struct snd_soc_pcm_runtime *rtd = substream->private_data;
+	struct davinci_pcm_dma_params *pa = rtd->dai->cpu_dai->private_data;
+	struct davinci_pcm_dma_params *params = &pa[substream->stream];
+	if (!params)
+		return -ENODEV;
 
 	snd_soc_set_runtime_hwparams(substream, &davinci_pcm_hardware);
 	/* ensure that buffer size is a multiple of period size */
@@ -257,6 +255,7 @@ static int davinci_pcm_open(struct snd_pcm_substream *substream)
 		return -ENOMEM;
 
 	spin_lock_init(&prtd->lock);
+	prtd->params = params;
 
 	runtime->private_data = prtd;
 
diff --git a/sound/soc/davinci/davinci-pcm.h b/sound/soc/davinci/davinci-pcm.h
index 63d96253c73a..8746606efc89 100644
--- a/sound/soc/davinci/davinci-pcm.h
+++ b/sound/soc/davinci/davinci-pcm.h
@@ -17,7 +17,6 @@
 
 
 struct davinci_pcm_dma_params {
-	char *name;			/* stream identifier */
 	int channel;			/* sync dma channel ID */
 	unsigned short acnt;
 	dma_addr_t dma_addr;		/* device physical address for DMA */
diff --git a/sound/soc/imx/mxc-ssi.c b/sound/soc/imx/mxc-ssi.c
index 3806ff2c0cd4..ccdefe60e752 100644
--- a/sound/soc/imx/mxc-ssi.c
+++ b/sound/soc/imx/mxc-ssi.c
@@ -397,14 +397,6 @@ static int imx_ssi_set_dai_fmt(struct snd_soc_dai *cpu_dai,
 		break;
 	}
 
-	/* sync */
-	if (!(fmt & SND_SOC_DAIFMT_ASYNC))
-		scr |= SSI_SCR_SYN;
-
-	/* tdm - only for stereo atm */
-	if (fmt & SND_SOC_DAIFMT_TDM)
-		scr |= SSI_SCR_NET;
-
 	if (cpu_dai->id == IMX_DAI_SSI0 || cpu_dai->id == IMX_DAI_SSI2) {
 		SSI1_STCR = stcr;
 		SSI1_SRCR = srcr;
diff --git a/sound/soc/omap/Kconfig b/sound/soc/omap/Kconfig
index 2dee9839be86..653a362425df 100644
--- a/sound/soc/omap/Kconfig
+++ b/sound/soc/omap/Kconfig
@@ -21,7 +21,18 @@ config SND_OMAP_SOC_AMS_DELTA
 	select SND_OMAP_SOC_MCBSP
 	select SND_SOC_CX20442
 	help
-	  Say Y if you want to add support for SoC audio on Amstrad Delta.
+	  Say Y  if you want to add support  for SoC audio device  connected to
+	  a handset and a speakerphone found on Amstrad E3 (Delta) videophone.
+
+	  Note that in order to get those devices fully supported,  you have to
+	  build  the kernel  with  standard  serial port  driver  included  and
+	  configured for at least 4 ports.  Then, from userspace, you must load
+	  a line discipline #19 on the modem (ttyS3) serial line.  The simplest
+	  way to achieve this is to install util-linux-ng  and use the included
+	  ldattach  utility.  This  can be  started  automatically  from  udev,
+	  a simple rule like this one should do the trick (it does for me):
+	  	ACTION=="add", KERNEL=="controlC0", \
+				RUN+="/usr/sbin/ldattach 19 /dev/ttyS3"
 
 config SND_OMAP_SOC_OSK5912
 	tristate "SoC Audio support for omap osk5912"
diff --git a/sound/soc/omap/omap-pcm.c b/sound/soc/omap/omap-pcm.c
index 5735945788bf..6a829eef2a4f 100644
--- a/sound/soc/omap/omap-pcm.c
+++ b/sound/soc/omap/omap-pcm.c
@@ -195,8 +195,12 @@ static int omap_pcm_prepare(struct snd_pcm_substream *substream)
 	else
 		omap_enable_dma_irq(prtd->dma_ch, OMAP_DMA_FRAME_IRQ);
 
-	omap_set_dma_src_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16);
-	omap_set_dma_dest_burst_mode(prtd->dma_ch, OMAP_DMA_DATA_BURST_16);
+	if (!(cpu_class_is_omap1())) {
+		omap_set_dma_src_burst_mode(prtd->dma_ch,
+						OMAP_DMA_DATA_BURST_16);
+		omap_set_dma_dest_burst_mode(prtd->dma_ch,
+						OMAP_DMA_DATA_BURST_16);
+	}
 
 	return 0;
 }
diff --git a/sound/soc/omap/omap3evm.c b/sound/soc/omap/omap3evm.c
index 9114c263077b..13aa380de162 100644
--- a/sound/soc/omap/omap3evm.c
+++ b/sound/soc/omap/omap3evm.c
@@ -144,4 +144,4 @@ module_exit(omap3evm_soc_exit);
 
 MODULE_AUTHOR("Anuj Aggarwal <anuj.aggarwal@ti.com>");
 MODULE_DESCRIPTION("ALSA SoC OMAP3 EVM");
-MODULE_LICENSE("GPLv2");
+MODULE_LICENSE("GPL v2");
diff --git a/sound/soc/omap/omap3pandora.c b/sound/soc/omap/omap3pandora.c
index ad219aaf7cb8..0cd06f5dd356 100644
--- a/sound/soc/omap/omap3pandora.c
+++ b/sound/soc/omap/omap3pandora.c
@@ -134,7 +134,7 @@ static int omap3pandora_hp_event(struct snd_soc_dapm_widget *w,
  *  |P| <--- TWL4030 <--------- Line In and MICs
  */
 static const struct snd_soc_dapm_widget omap3pandora_out_dapm_widgets[] = {
-	SND_SOC_DAPM_DAC("PCM DAC", "Playback", SND_SOC_NOPM, 0, 0),
+	SND_SOC_DAPM_DAC("PCM DAC", "HiFi Playback", SND_SOC_NOPM, 0, 0),
 	SND_SOC_DAPM_PGA_E("Headphone Amplifier", SND_SOC_NOPM,
 			   0, 0, NULL, 0, omap3pandora_hp_event,
 			   SND_SOC_DAPM_POST_PMU | SND_SOC_DAPM_PRE_PMD),
@@ -181,6 +181,7 @@ static int omap3pandora_out_init(struct snd_soc_codec *codec)
 	snd_soc_dapm_nc_pin(codec, "CARKITR");
 	snd_soc_dapm_nc_pin(codec, "HFL");
 	snd_soc_dapm_nc_pin(codec, "HFR");
+	snd_soc_dapm_nc_pin(codec, "VIBRA");
 
 	ret = snd_soc_dapm_new_controls(codec, omap3pandora_out_dapm_widgets,
 				ARRAY_SIZE(omap3pandora_out_dapm_widgets));
diff --git a/sound/soc/pxa/Kconfig b/sound/soc/pxa/Kconfig
index 6375b4ea525d..dcb3181bb340 100644
--- a/sound/soc/pxa/Kconfig
+++ b/sound/soc/pxa/Kconfig
@@ -138,7 +138,7 @@ config SND_PXA2XX_SOC_MIOA701
 
 config SND_PXA2XX_SOC_IMOTE2
        tristate "SoC Audio support for IMote 2"
-       depends on SND_PXA2XX_SOC && MACH_INTELMOTE2
+       depends on SND_PXA2XX_SOC && MACH_INTELMOTE2 && I2C
        select SND_PXA2XX_SOC_I2S
        select SND_SOC_WM8940
        help
diff --git a/sound/soc/pxa/pxa-ssp.c b/sound/soc/pxa/pxa-ssp.c
index 5b9ed6464789..d11a6d7e384a 100644
--- a/sound/soc/pxa/pxa-ssp.c
+++ b/sound/soc/pxa/pxa-ssp.c
@@ -351,7 +351,7 @@ static int pxa_ssp_set_dai_pll(struct snd_soc_dai *cpu_dai,
 			do_div(tmp, freq_out);
 			val = tmp;
 
-			val = (val << 16) | 64;;
+			val = (val << 16) | 64;
 			ssp_write_reg(ssp, SSACDD, val);
 
 			ssacd |= (0x6 << 4);
diff --git a/sound/soc/s3c24xx/s3c24xx-pcm.c b/sound/soc/s3c24xx/s3c24xx-pcm.c
index 5cbbdc80fde3..1f35c6fcf5fd 100644
--- a/sound/soc/s3c24xx/s3c24xx-pcm.c
+++ b/sound/soc/s3c24xx/s3c24xx-pcm.c
@@ -75,11 +75,19 @@ static void s3c24xx_pcm_enqueue(struct snd_pcm_substream *substream)
 {
 	struct s3c24xx_runtime_data *prtd = substream->runtime->private_data;
 	dma_addr_t pos = prtd->dma_pos;
+	unsigned int limit;
 	int ret;
 
 	pr_debug("Entered %s\n", __func__);
 
-	while (prtd->dma_loaded < prtd->dma_limit) {
+	if (s3c_dma_has_circular()) {
+		limit = (prtd->dma_end - prtd->dma_start) / prtd->dma_period;
+	} else
+		limit = prtd->dma_limit;
+
+	pr_debug("%s: loaded %d, limit %d\n", __func__, prtd->dma_loaded, limit);
+
+	while (prtd->dma_loaded < limit) {
 		unsigned long len = prtd->dma_period;
 
 		pr_debug("dma_loaded: %d\n", prtd->dma_loaded);
@@ -123,7 +131,7 @@ static void s3c24xx_audio_buffdone(struct s3c2410_dma_chan *channel,
 		snd_pcm_period_elapsed(substream);
 
 	spin_lock(&prtd->lock);
-	if (prtd->state & ST_RUNNING) {
+	if (prtd->state & ST_RUNNING && !s3c_dma_has_circular()) {
 		prtd->dma_loaded--;
 		s3c24xx_pcm_enqueue(substream);
 	}
@@ -164,6 +172,11 @@ static int s3c24xx_pcm_hw_params(struct snd_pcm_substream *substream,
 			printk(KERN_ERR "failed to get dma channel\n");
 			return ret;
 		}
+
+		/* use the circular buffering if we have it available. */
+		if (s3c_dma_has_circular())
+			s3c2410_dma_setflags(prtd->params->channel,
+					     S3C2410_DMAF_CIRCULAR);
 	}
 
 	s3c2410_dma_set_buffdone_fn(prtd->params->channel,
diff --git a/sound/soc/s3c24xx/s3c24xx_uda134x.c b/sound/soc/s3c24xx/s3c24xx_uda134x.c
index 8e79a416db57..c215d32d6322 100644
--- a/sound/soc/s3c24xx/s3c24xx_uda134x.c
+++ b/sound/soc/s3c24xx/s3c24xx_uda134x.c
@@ -67,7 +67,7 @@ static int s3c24xx_uda134x_startup(struct snd_pcm_substream *substream)
 {
 	int ret = 0;
 #ifdef ENFORCE_RATES
-	struct snd_pcm_runtime *runtime = substream->runtime;;
+	struct snd_pcm_runtime *runtime = substream->runtime;
 #endif
 
 	mutex_lock(&clk_lock);
diff --git a/sound/soc/s3c24xx/s3c64xx-i2s.c b/sound/soc/s3c24xx/s3c64xx-i2s.c
index 3c06c401d0fb..105a77eeded0 100644
--- a/sound/soc/s3c24xx/s3c64xx-i2s.c
+++ b/sound/soc/s3c24xx/s3c64xx-i2s.c
@@ -220,6 +220,8 @@ static __devinit int s3c64xx_iis_dev_probe(struct platform_device *pdev)
 		goto err;
 	}
 
+	clk_enable(i2s->iis_cclk);
+
 	ret = s3c_i2sv2_probe(pdev, dai, i2s, 0);
 	if (ret)
 		goto err_clk;
diff --git a/sound/soc/soc-core.c b/sound/soc/soc-core.c
index 7ff04ad2a97e..0a1b2f64bbee 100644
--- a/sound/soc/soc-core.c
+++ b/sound/soc/soc-core.c
@@ -834,6 +834,9 @@ EXPORT_SYMBOL_GPL(snd_soc_resume_device);
 #define soc_resume	NULL
 #endif
 
+static struct snd_soc_dai_ops null_dai_ops = {
+};
+
 static void snd_soc_instantiate_card(struct snd_soc_card *card)
 {
 	struct platform_device *pdev = container_of(card->dev,
@@ -877,6 +880,11 @@ static void snd_soc_instantiate_card(struct snd_soc_card *card)
 			ac97 = 1;
 	}
 
+	for (i = 0; i < card->num_links; i++) {
+		if (!card->dai_link[i].codec_dai->ops)
+			card->dai_link[i].codec_dai->ops = &null_dai_ops;
+	}
+
 	/* If we have AC97 in the system then don't wait for the
 	 * codec.  This will need revisiting if we have to handle
 	 * systems with mixed AC97 and non-AC97 parts.  Only check for
@@ -2329,9 +2337,6 @@ static int snd_soc_unregister_card(struct snd_soc_card *card)
 	return 0;
 }
 
-static struct snd_soc_dai_ops null_dai_ops = {
-};
-
 /**
  * snd_soc_register_dai - Register a DAI with the ASoC core
  *
diff --git a/sound/soc/soc-dapm.c b/sound/soc/soc-dapm.c
index f79711b9fa5b..66d4c165f99b 100644
--- a/sound/soc/soc-dapm.c
+++ b/sound/soc/soc-dapm.c
@@ -524,7 +524,7 @@ static int is_connected_output_ep(struct snd_soc_dapm_widget *widget)
 
 		/* connected jack or spk ? */
 		if (widget->id == snd_soc_dapm_hp || widget->id == snd_soc_dapm_spk ||
-			widget->id == snd_soc_dapm_line)
+		    (widget->id == snd_soc_dapm_line && !list_empty(&widget->sources)))
 			return 1;
 	}
 
@@ -573,7 +573,8 @@ static int is_connected_input_ep(struct snd_soc_dapm_widget *widget)
 			return 1;
 
 		/* connected jack ? */
-		if (widget->id == snd_soc_dapm_mic || widget->id == snd_soc_dapm_line)
+		if (widget->id == snd_soc_dapm_mic ||
+		    (widget->id == snd_soc_dapm_line && !list_empty(&widget->sinks)))
 			return 1;
 	}
 
@@ -972,9 +973,19 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
 			if (!w->power_check)
 				continue;
 
-			power = w->power_check(w);
-			if (power)
-				sys_power = 1;
+			/* If we're suspending then pull down all the 
+			 * power. */
+			switch (event) {
+			case SND_SOC_DAPM_STREAM_SUSPEND:
+				power = 0;
+				break;
+
+			default:
+				power = w->power_check(w);
+				if (power)
+					sys_power = 1;
+				break;
+			}
 
 			if (w->power == power)
 				continue;
@@ -998,8 +1009,12 @@ static int dapm_power_widgets(struct snd_soc_codec *codec, int event)
 		case SND_SOC_DAPM_STREAM_RESUME:
 			sys_power = 1;
 			break;
+		case SND_SOC_DAPM_STREAM_SUSPEND:
+			sys_power = 0;
+			break;
 		case SND_SOC_DAPM_STREAM_NOP:
 			sys_power = codec->bias_level != SND_SOC_BIAS_STANDBY;
+			break;
 		default:
 			break;
 		}
@@ -2071,9 +2086,9 @@ int snd_soc_dapm_stream_event(struct snd_soc_codec *codec,
 			}
 		}
 	}
-	mutex_unlock(&codec->mutex);
 
 	dapm_power_widgets(codec, event);
+	mutex_unlock(&codec->mutex);
 	dump_dapm(codec, __func__);
 	return 0;
 }
diff --git a/sound/sound_core.c b/sound/sound_core.c
index bb4b88e606bb..49c998186592 100644
--- a/sound/sound_core.c
+++ b/sound/sound_core.c
@@ -29,7 +29,7 @@ MODULE_DESCRIPTION("Core sound module");
 MODULE_AUTHOR("Alan Cox");
 MODULE_LICENSE("GPL");
 
-static char *sound_nodename(struct device *dev)
+static char *sound_devnode(struct device *dev, mode_t *mode)
 {
 	if (MAJOR(dev->devt) == SOUND_MAJOR)
 		return NULL;
@@ -50,7 +50,7 @@ static int __init init_soundcore(void)
 		return PTR_ERR(sound_class);
 	}
 
-	sound_class->nodename = sound_nodename;
+	sound_class->devnode = sound_devnode;
 
 	return 0;
 }
diff --git a/sound/usb/caiaq/audio.c b/sound/usb/caiaq/audio.c
index 121af0644fd9..86b2c3b92df5 100644
--- a/sound/usb/caiaq/audio.c
+++ b/sound/usb/caiaq/audio.c
@@ -62,10 +62,14 @@ static void
 activate_substream(struct snd_usb_caiaqdev *dev,
 	           struct snd_pcm_substream *sub)
 {
+	spin_lock(&dev->spinlock);
+
 	if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
 		dev->sub_playback[sub->number] = sub;
 	else
 		dev->sub_capture[sub->number] = sub;
+
+	spin_unlock(&dev->spinlock);
 }
 
 static void
@@ -269,16 +273,22 @@ snd_usb_caiaq_pcm_pointer(struct snd_pcm_substream *sub)
 {
 	int index = sub->number;
 	struct snd_usb_caiaqdev *dev = snd_pcm_substream_chip(sub);
+	snd_pcm_uframes_t ptr;
+
+	spin_lock(&dev->spinlock);
 
 	if (dev->input_panic || dev->output_panic)
-		return SNDRV_PCM_POS_XRUN;
+		ptr = SNDRV_PCM_POS_XRUN;
 
 	if (sub->stream == SNDRV_PCM_STREAM_PLAYBACK)
-		return bytes_to_frames(sub->runtime,
+		ptr = bytes_to_frames(sub->runtime,
 					dev->audio_out_buf_pos[index]);
 	else
-		return bytes_to_frames(sub->runtime,
+		ptr = bytes_to_frames(sub->runtime,
 					dev->audio_in_buf_pos[index]);
+
+	spin_unlock(&dev->spinlock);
+	return ptr;
 }
 
 /* operators for both playback and capture */
diff --git a/sound/usb/caiaq/device.c b/sound/usb/caiaq/device.c
index 83e6c1312d47..a3f02dd97440 100644
--- a/sound/usb/caiaq/device.c
+++ b/sound/usb/caiaq/device.c
@@ -35,7 +35,7 @@
 #include "input.h"
 
 MODULE_AUTHOR("Daniel Mack <daniel@caiaq.de>");
-MODULE_DESCRIPTION("caiaq USB audio, version 1.3.19");
+MODULE_DESCRIPTION("caiaq USB audio, version 1.3.20");
 MODULE_LICENSE("GPL");
 MODULE_SUPPORTED_DEVICE("{{Native Instruments, RigKontrol2},"
 			 "{Native Instruments, RigKontrol3},"
diff --git a/sound/usb/usbaudio.h b/sound/usb/usbaudio.h
index 8e7f78941ba6..e9a3a9dca15c 100644
--- a/sound/usb/usbaudio.h
+++ b/sound/usb/usbaudio.h
@@ -210,7 +210,7 @@ struct snd_usb_midi_endpoint_info {
 /*
  */
 
-#define combine_word(s)    ((*s) | ((unsigned int)(s)[1] << 8))
+#define combine_word(s)    ((*(s)) | ((unsigned int)(s)[1] << 8))
 #define combine_triple(s)  (combine_word(s) | ((unsigned int)(s)[2] << 16))
 #define combine_quad(s)    (combine_triple(s) | ((unsigned int)(s)[3] << 24))
 
diff --git a/sound/usb/usbmixer.c b/sound/usb/usbmixer.c
index ab5a3ac2ac47..c998220b99c6 100644
--- a/sound/usb/usbmixer.c
+++ b/sound/usb/usbmixer.c
@@ -898,6 +898,11 @@ static struct snd_kcontrol_new usb_feature_unit_ctl = {
  * build a feature control
  */
 
+static size_t append_ctl_name(struct snd_kcontrol *kctl, const char *str)
+{
+	return strlcat(kctl->id.name, str, sizeof(kctl->id.name));
+}
+
 static void build_feature_ctl(struct mixer_build *state, unsigned char *desc,
 			      unsigned int ctl_mask, int control,
 			      struct usb_audio_term *iterm, int unitid)
@@ -978,13 +983,13 @@ static void build_feature_ctl(struct mixer_build *state, unsigned char *desc,
 		 */
 		if (! mapped_name && ! (state->oterm.type >> 16)) {
 			if ((state->oterm.type & 0xff00) == 0x0100) {
-				len = strlcat(kctl->id.name, " Capture", sizeof(kctl->id.name));
+				len = append_ctl_name(kctl, " Capture");
 			} else {
-				len = strlcat(kctl->id.name + len, " Playback", sizeof(kctl->id.name));
+				len = append_ctl_name(kctl, " Playback");
 			}
 		}
-		strlcat(kctl->id.name + len, control == USB_FEATURE_MUTE ? " Switch" : " Volume",
-			sizeof(kctl->id.name));
+		append_ctl_name(kctl, control == USB_FEATURE_MUTE ?
+				" Switch" : " Volume");
 		if (control == USB_FEATURE_VOLUME) {
 			kctl->tlv.c = mixer_vol_tlv;
 			kctl->vd[0].access |= 
@@ -1066,6 +1071,15 @@ static int parse_audio_feature_unit(struct mixer_build *state, int unitid, unsig
 	channels = (ftr[0] - 7) / csize - 1;
 
 	master_bits = snd_usb_combine_bytes(ftr + 6, csize);
+	/* master configuration quirks */
+	switch (state->chip->usb_id) {
+	case USB_ID(0x08bb, 0x2702):
+		snd_printk(KERN_INFO
+			   "usbmixer: master volume quirk for PCM2702 chip\n");
+		/* disable non-functional volume control */
+		master_bits &= ~(1 << (USB_FEATURE_VOLUME - 1));
+		break;
+	}
 	if (channels > 0)
 		first_ch_bits = snd_usb_combine_bytes(ftr + 6 + csize, csize);
 	else
@@ -1143,7 +1157,7 @@ static void build_mixer_unit_ctl(struct mixer_build *state, unsigned char *desc,
 		len = get_term_name(state, iterm, kctl->id.name, sizeof(kctl->id.name), 0);
 	if (! len)
 		len = sprintf(kctl->id.name, "Mixer Source %d", in_ch + 1);
-	strlcat(kctl->id.name + len, " Volume", sizeof(kctl->id.name));
+	append_ctl_name(kctl, " Volume");
 
 	snd_printdd(KERN_INFO "[%d] MU [%s] ch = %d, val = %d/%d\n",
 		    cval->id, kctl->id.name, cval->channels, cval->min, cval->max);
@@ -1400,8 +1414,8 @@ static int build_audio_procunit(struct mixer_build *state, int unitid, unsigned
 			if (! len)
 				strlcpy(kctl->id.name, name, sizeof(kctl->id.name));
 		}
-		strlcat(kctl->id.name, " ", sizeof(kctl->id.name));
-		strlcat(kctl->id.name, valinfo->suffix, sizeof(kctl->id.name));
+		append_ctl_name(kctl, " ");
+		append_ctl_name(kctl, valinfo->suffix);
 
 		snd_printdd(KERN_INFO "[%d] PU [%s] ch = %d, val = %d/%d\n",
 			    cval->id, kctl->id.name, cval->channels, cval->min, cval->max);
@@ -1610,9 +1624,9 @@ static int parse_audio_selector_unit(struct mixer_build *state, int unitid, unsi
 			strlcpy(kctl->id.name, "USB", sizeof(kctl->id.name));
 
 		if ((state->oterm.type & 0xff00) == 0x0100)
-			strlcat(kctl->id.name, " Capture Source", sizeof(kctl->id.name));
+			append_ctl_name(kctl, " Capture Source");
 		else
-			strlcat(kctl->id.name, " Playback Source", sizeof(kctl->id.name));
+			append_ctl_name(kctl, " Playback Source");
 	}
 
 	snd_printdd(KERN_INFO "[%d] SU [%s] items = %d\n",
diff --git a/sound/usb/usx2y/us122l.c b/sound/usb/usx2y/us122l.c
index fd44946ce4b3..99f33766cd51 100644
--- a/sound/usb/usx2y/us122l.c
+++ b/sound/usb/usx2y/us122l.c
@@ -154,7 +154,7 @@ static void usb_stream_hwdep_vm_close(struct vm_area_struct *area)
 	snd_printdd(KERN_DEBUG "%i\n", atomic_read(&us122l->mmap_count));
 }
 
-static struct vm_operations_struct usb_stream_hwdep_vm_ops = {
+static const struct vm_operations_struct usb_stream_hwdep_vm_ops = {
 	.open = usb_stream_hwdep_vm_open,
 	.fault = usb_stream_hwdep_vm_fault,
 	.close = usb_stream_hwdep_vm_close,
diff --git a/sound/usb/usx2y/usX2Yhwdep.c b/sound/usb/usx2y/usX2Yhwdep.c
index f3d8f71265dd..52e04b2f35d3 100644
--- a/sound/usb/usx2y/usX2Yhwdep.c
+++ b/sound/usb/usx2y/usX2Yhwdep.c
@@ -53,7 +53,7 @@ static int snd_us428ctls_vm_fault(struct vm_area_struct *area,
 	return 0;
 }
 
-static struct vm_operations_struct us428ctls_vm_ops = {
+static const struct vm_operations_struct us428ctls_vm_ops = {
 	.fault = snd_us428ctls_vm_fault,
 };
 
diff --git a/sound/usb/usx2y/usx2yhwdeppcm.c b/sound/usb/usx2y/usx2yhwdeppcm.c
index 117946f2debb..4b2304c2e02d 100644
--- a/sound/usb/usx2y/usx2yhwdeppcm.c
+++ b/sound/usb/usx2y/usx2yhwdeppcm.c
@@ -697,7 +697,7 @@ static int snd_usX2Y_hwdep_pcm_vm_fault(struct vm_area_struct *area,
 }
 
 
-static struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = {
+static const struct vm_operations_struct snd_usX2Y_hwdep_pcm_vm_ops = {
 	.open = snd_usX2Y_hwdep_pcm_vm_open,
 	.close = snd_usX2Y_hwdep_pcm_vm_close,
 	.fault = snd_usX2Y_hwdep_pcm_vm_fault,
diff --git a/tools/perf/.gitignore b/tools/perf/.gitignore
index d69a759a1046..0854f110bf7f 100644
--- a/tools/perf/.gitignore
+++ b/tools/perf/.gitignore
@@ -10,6 +10,7 @@ perf-stat
 perf-top
 perf*.1
 perf*.xml
+perf*.html
 common-cmds.h
 tags
 TAGS
diff --git a/tools/perf/Documentation/perf-sched.txt b/tools/perf/Documentation/perf-sched.txt
new file mode 100644
index 000000000000..1ce79198997b
--- /dev/null
+++ b/tools/perf/Documentation/perf-sched.txt
@@ -0,0 +1,41 @@
+perf-sched(1)
+==============
+
+NAME
+----
+perf-sched - Tool to trace/measure scheduler properties (latencies)
+
+SYNOPSIS
+--------
+[verse]
+'perf sched' {record|latency|replay|trace}
+
+DESCRIPTION
+-----------
+There's four variants of perf sched:
+
+  'perf sched record <command>' to record the scheduling events
+  of an arbitrary workload.
+
+  'perf sched latency' to report the per task scheduling latencies
+  and other scheduling properties of the workload.
+
+  'perf sched trace' to see a detailed trace of the workload that
+  was recorded.
+
+  'perf sched replay' to simulate the workload that was recorded
+  via perf sched record. (this is done by starting up mockup threads
+  that mimic the workload based on the events in the trace. These
+  threads can then replay the timings (CPU runtime and sleep patterns)
+  of the workload as it occured when it was recorded - and can repeat
+  it a number of times, measuring its performance.)
+
+OPTIONS
+-------
+-D::
+--dump-raw-trace=::
+        Display verbose dump of the sched data.
+
+SEE ALSO
+--------
+linkperf:perf-record[1]
diff --git a/tools/perf/Documentation/perf-timechart.txt b/tools/perf/Documentation/perf-timechart.txt
new file mode 100644
index 000000000000..a7910099d6fd
--- /dev/null
+++ b/tools/perf/Documentation/perf-timechart.txt
@@ -0,0 +1,41 @@
+perf-timechart(1)
+=================
+
+NAME
+----
+perf-timechart - Tool to visualize total system behavior during a workload
+
+SYNOPSIS
+--------
+[verse]
+'perf timechart' {record}
+
+DESCRIPTION
+-----------
+There are two variants of perf timechart:
+
+  'perf timechart record <command>' to record the system level events
+  of an arbitrary workload.
+
+  'perf timechart' to turn a trace into a Scalable Vector Graphics file,
+  that can be viewed with popular SVG viewers such as 'Inkscape'.
+
+OPTIONS
+-------
+-o::
+--output=::
+        Select the output file (default: output.svg)
+-i::
+--input=::
+        Select the input file (default: perf.data)
+-w::
+--width=::
+        Select the width of the SVG file (default: 1000)
+-p::
+--power-only::
+        Only output the CPU power section of the diagram
+
+
+SEE ALSO
+--------
+linkperf:perf-record[1]
diff --git a/tools/perf/Documentation/perf-trace.txt b/tools/perf/Documentation/perf-trace.txt
new file mode 100644
index 000000000000..41ed75398ca9
--- /dev/null
+++ b/tools/perf/Documentation/perf-trace.txt
@@ -0,0 +1,25 @@
+perf-trace(1)
+==============
+
+NAME
+----
+perf-trace - Read perf.data (created by perf record) and display trace output
+
+SYNOPSIS
+--------
+[verse]
+'perf trace' [-i <file> | --input=file] symbol_name
+
+DESCRIPTION
+-----------
+This command reads the input file and displays the trace recorded.
+
+OPTIONS
+-------
+-D::
+--dump-raw-trace=::
+        Display verbose dump of the trace data.
+
+SEE ALSO
+--------
+linkperf:perf-record[1]
diff --git a/tools/perf/Makefile b/tools/perf/Makefile
index 9f8d207a91bf..7e190d522cd5 100644
--- a/tools/perf/Makefile
+++ b/tools/perf/Makefile
@@ -157,11 +157,18 @@ uname_R := $(shell sh -c 'uname -r 2>/dev/null || echo not')
 uname_P := $(shell sh -c 'uname -p 2>/dev/null || echo not')
 uname_V := $(shell sh -c 'uname -v 2>/dev/null || echo not')
 
-# If we're on a 64-bit kernel, use -m64
-ifndef NO_64BIT
-	ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M))
-	  M64 := -m64
-	endif
+#
+# Add -m32 for cross-builds:
+#
+ifdef NO_64BIT
+  MBITS := -m32
+else
+  #
+  # If we're on a 64-bit kernel, use -m64:
+  #
+  ifneq ($(patsubst %64,%,$(uname_M)),$(uname_M))
+    MBITS := -m64
+  endif
 endif
 
 # CFLAGS and LDFLAGS are for the users to override from the command line.
@@ -170,8 +177,7 @@ endif
 # Include saner warnings here, which can catch bugs:
 #
 
-EXTRA_WARNINGS := -Wcast-align
-EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat
+EXTRA_WARNINGS := -Wformat
 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-security
 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wformat-y2k
 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wshadow
@@ -194,7 +200,7 @@ EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wold-style-definition
 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wstrict-prototypes
 EXTRA_WARNINGS := $(EXTRA_WARNINGS) -Wdeclaration-after-statement
 
-CFLAGS = $(M64) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS)
+CFLAGS = $(MBITS) -ggdb3 -Wall -Wextra -std=gnu99 -Werror -O6 -fstack-protector-all -D_FORTIFY_SOURCE=2 $(EXTRA_WARNINGS)
 LDFLAGS = -lpthread -lrt -lelf -lm
 ALL_CFLAGS = $(CFLAGS)
 ALL_LDFLAGS = $(LDFLAGS)
@@ -318,7 +324,7 @@ export PERL_PATH
 
 LIB_FILE=libperf.a
 
-LIB_H += ../../include/linux/perf_counter.h
+LIB_H += ../../include/linux/perf_event.h
 LIB_H += ../../include/linux/rbtree.h
 LIB_H += ../../include/linux/list.h
 LIB_H += util/include/linux/list.h
@@ -373,13 +379,16 @@ LIB_OBJS += util/thread.o
 LIB_OBJS += util/trace-event-parse.o
 LIB_OBJS += util/trace-event-read.o
 LIB_OBJS += util/trace-event-info.o
+LIB_OBJS += util/svghelper.o
 
 BUILTIN_OBJS += builtin-annotate.o
 BUILTIN_OBJS += builtin-help.o
+BUILTIN_OBJS += builtin-sched.o
 BUILTIN_OBJS += builtin-list.o
 BUILTIN_OBJS += builtin-record.o
 BUILTIN_OBJS += builtin-report.o
 BUILTIN_OBJS += builtin-stat.o
+BUILTIN_OBJS += builtin-timechart.o
 BUILTIN_OBJS += builtin-top.o
 BUILTIN_OBJS += builtin-trace.o
 
@@ -412,8 +421,12 @@ ifeq ($(uname_S),Darwin)
 	PTHREAD_LIBS =
 endif
 
-ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y)
-	msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel);
+ifeq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y)
+	ifneq ($(shell sh -c "(echo '\#include <libelf.h>'; echo 'int main(void) { Elf * elf = elf_begin(0, ELF_C_READ_MMAP, 0); return (long)elf; }') | $(CC) -x c - $(ALL_CFLAGS) -D_LARGEFILE64_SOURCE -D_FILE_OFFSET_BITS=64 -o /dev/null $(ALL_LDFLAGS) > /dev/null 2>&1 && echo y"), y)
+		BASIC_CFLAGS += -DLIBELF_NO_MMAP
+	endif
+else
+	msg := $(error No libelf.h/libelf found, please install libelf-dev/elfutils-libelf-devel and glibc-dev[el]);
 endif
 
 ifdef NO_DEMANGLE
@@ -710,6 +723,12 @@ builtin-help.o: builtin-help.c common-cmds.h PERF-CFLAGS
 		'-DPERF_MAN_PATH="$(mandir_SQ)"' \
 		'-DPERF_INFO_PATH="$(infodir_SQ)"' $<
 
+builtin-timechart.o: builtin-timechart.c common-cmds.h PERF-CFLAGS
+	$(QUIET_CC)$(CC) -o $*.o -c $(ALL_CFLAGS) \
+		'-DPERF_HTML_PATH="$(htmldir_SQ)"' \
+		'-DPERF_MAN_PATH="$(mandir_SQ)"' \
+		'-DPERF_INFO_PATH="$(infodir_SQ)"' $<
+
 $(BUILT_INS): perf$X
 	$(QUIET_BUILT_IN)$(RM) $@ && \
 	ln perf$X $@ 2>/dev/null || \
@@ -719,7 +738,7 @@ $(BUILT_INS): perf$X
 common-cmds.h: util/generate-cmdlist.sh command-list.txt
 
 common-cmds.h: $(wildcard Documentation/perf-*.txt)
-	$(QUIET_GEN)util/generate-cmdlist.sh > $@+ && mv $@+ $@
+	$(QUIET_GEN). util/generate-cmdlist.sh > $@+ && mv $@+ $@
 
 $(patsubst %.sh,%,$(SCRIPT_SH)) : % : %.sh
 	$(QUIET_GEN)$(RM) $@ $@+ && \
diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 043d85b7e254..1ec741615814 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -505,7 +505,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		return -1;
 	}
 
-	if (event->header.misc & PERF_EVENT_MISC_KERNEL) {
+	if (event->header.misc & PERF_RECORD_MISC_KERNEL) {
 		show = SHOW_KERNEL;
 		level = 'k';
 
@@ -513,7 +513,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 
 		dump_printf(" ...... dso: %s\n", dso->name);
 
-	} else if (event->header.misc & PERF_EVENT_MISC_USER) {
+	} else if (event->header.misc & PERF_RECORD_MISC_USER) {
 
 		show = SHOW_USER;
 		level = '.';
@@ -565,7 +565,7 @@ process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 
 	thread = threads__findnew(event->mmap.pid, &threads, &last_match);
 
-	dump_printf("%p [%p]: PERF_EVENT_MMAP %d: [%p(%p) @ %p]: %s\n",
+	dump_printf("%p [%p]: PERF_RECORD_MMAP %d: [%p(%p) @ %p]: %s\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->mmap.pid,
@@ -575,7 +575,7 @@ process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 		event->mmap.filename);
 
 	if (thread == NULL || map == NULL) {
-		dump_printf("problem processing PERF_EVENT_MMAP, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
 		return 0;
 	}
 
@@ -591,14 +591,14 @@ process_comm_event(event_t *event, unsigned long offset, unsigned long head)
 	struct thread *thread;
 
 	thread = threads__findnew(event->comm.pid, &threads, &last_match);
-	dump_printf("%p [%p]: PERF_EVENT_COMM: %s:%d\n",
+	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->comm.comm, event->comm.pid);
 
 	if (thread == NULL ||
 	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_EVENT_COMM, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
 		return -1;
 	}
 	total_comm++;
@@ -614,7 +614,7 @@ process_fork_event(event_t *event, unsigned long offset, unsigned long head)
 
 	thread = threads__findnew(event->fork.pid, &threads, &last_match);
 	parent = threads__findnew(event->fork.ppid, &threads, &last_match);
-	dump_printf("%p [%p]: PERF_EVENT_FORK: %d:%d\n",
+	dump_printf("%p [%p]: PERF_RECORD_FORK: %d:%d\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->fork.pid, event->fork.ppid);
@@ -627,7 +627,7 @@ process_fork_event(event_t *event, unsigned long offset, unsigned long head)
 		return 0;
 
 	if (!thread || !parent || thread__fork(thread, parent)) {
-		dump_printf("problem processing PERF_EVENT_FORK, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
 		return -1;
 	}
 	total_fork++;
@@ -639,23 +639,23 @@ static int
 process_event(event_t *event, unsigned long offset, unsigned long head)
 {
 	switch (event->header.type) {
-	case PERF_EVENT_SAMPLE:
+	case PERF_RECORD_SAMPLE:
 		return process_sample_event(event, offset, head);
 
-	case PERF_EVENT_MMAP:
+	case PERF_RECORD_MMAP:
 		return process_mmap_event(event, offset, head);
 
-	case PERF_EVENT_COMM:
+	case PERF_RECORD_COMM:
 		return process_comm_event(event, offset, head);
 
-	case PERF_EVENT_FORK:
+	case PERF_RECORD_FORK:
 		return process_fork_event(event, offset, head);
 	/*
 	 * We dont process them right now but they are fine:
 	 */
 
-	case PERF_EVENT_THROTTLE:
-	case PERF_EVENT_UNTHROTTLE:
+	case PERF_RECORD_THROTTLE:
+	case PERF_RECORD_UNTHROTTLE:
 		return 0;
 
 	default:
diff --git a/tools/perf/builtin-record.c b/tools/perf/builtin-record.c
index 99a12fe86e9f..a4be453fc8a9 100644
--- a/tools/perf/builtin-record.c
+++ b/tools/perf/builtin-record.c
@@ -41,6 +41,7 @@ static int			raw_samples			= 0;
 static int			system_wide			= 0;
 static int			profile_cpu			= -1;
 static pid_t			target_pid			= -1;
+static pid_t			child_pid			= -1;
 static int			inherit				= 1;
 static int			force				= 0;
 static int			append_file			= 0;
@@ -48,6 +49,8 @@ static int			call_graph			= 0;
 static int			inherit_stat			= 0;
 static int			no_samples			= 0;
 static int			sample_address			= 0;
+static int			multiplex			= 0;
+static int			multiplex_fd			= -1;
 
 static long			samples;
 static struct timeval		last_read;
@@ -75,7 +78,7 @@ static struct mmap_data		mmap_array[MAX_NR_CPUS][MAX_COUNTERS];
 
 static unsigned long mmap_read_head(struct mmap_data *md)
 {
-	struct perf_counter_mmap_page *pc = md->base;
+	struct perf_event_mmap_page *pc = md->base;
 	long head;
 
 	head = pc->data_head;
@@ -86,7 +89,7 @@ static unsigned long mmap_read_head(struct mmap_data *md)
 
 static void mmap_write_tail(struct mmap_data *md, unsigned long tail)
 {
-	struct perf_counter_mmap_page *pc = md->base;
+	struct perf_event_mmap_page *pc = md->base;
 
 	/*
 	 * ensure all reads are done before we write the tail out.
@@ -182,6 +185,9 @@ static void sig_handler(int sig)
 
 static void sig_atexit(void)
 {
+	if (child_pid != -1)
+		kill(child_pid, SIGTERM);
+
 	if (signr == -1)
 		return;
 
@@ -231,7 +237,7 @@ static pid_t pid_synthesize_comm_event(pid_t pid, int full)
 		}
 	}
 
-	comm_ev.header.type = PERF_EVENT_COMM;
+	comm_ev.header.type = PERF_RECORD_COMM;
 	size = ALIGN(size, sizeof(u64));
 	comm_ev.header.size = sizeof(comm_ev) - (sizeof(comm_ev.comm) - size);
 
@@ -286,7 +292,7 @@ static void pid_synthesize_mmap_samples(pid_t pid, pid_t tgid)
 	while (1) {
 		char bf[BUFSIZ], *pbf = bf;
 		struct mmap_event mmap_ev = {
-			.header = { .type = PERF_EVENT_MMAP },
+			.header = { .type = PERF_RECORD_MMAP },
 		};
 		int n;
 		size_t size;
@@ -353,7 +359,7 @@ static void synthesize_all(void)
 
 static int group_fd;
 
-static struct perf_header_attr *get_header_attr(struct perf_counter_attr *a, int nr)
+static struct perf_header_attr *get_header_attr(struct perf_event_attr *a, int nr)
 {
 	struct perf_header_attr *h_attr;
 
@@ -369,7 +375,7 @@ static struct perf_header_attr *get_header_attr(struct perf_counter_attr *a, int
 
 static void create_counter(int counter, int cpu, pid_t pid)
 {
-	struct perf_counter_attr *attr = attrs + counter;
+	struct perf_event_attr *attr = attrs + counter;
 	struct perf_header_attr *h_attr;
 	int track = !counter; /* only the first counter needs these */
 	struct {
@@ -415,12 +421,12 @@ static void create_counter(int counter, int cpu, pid_t pid)
 	attr->disabled		= 1;
 
 try_again:
-	fd[nr_cpu][counter] = sys_perf_counter_open(attr, pid, cpu, group_fd, 0);
+	fd[nr_cpu][counter] = sys_perf_event_open(attr, pid, cpu, group_fd, 0);
 
 	if (fd[nr_cpu][counter] < 0) {
 		int err = errno;
 
-		if (err == EPERM)
+		if (err == EPERM || err == EACCES)
 			die("Permission error - are you root?\n");
 		else if (err ==  ENODEV && profile_cpu != -1)
 			die("No such device - did you specify an out-of-range profile CPU?\n");
@@ -442,7 +448,7 @@ try_again:
 		printf("\n");
 		error("perfcounter syscall returned with %d (%s)\n",
 			fd[nr_cpu][counter], strerror(err));
-		die("No CONFIG_PERF_COUNTERS=y kernel support configured?\n");
+		die("No CONFIG_PERF_EVENTS=y kernel support configured?\n");
 		exit(-1);
 	}
 
@@ -470,22 +476,31 @@ try_again:
 	 */
 	if (group && group_fd == -1)
 		group_fd = fd[nr_cpu][counter];
+	if (multiplex && multiplex_fd == -1)
+		multiplex_fd = fd[nr_cpu][counter];
 
-	event_array[nr_poll].fd = fd[nr_cpu][counter];
-	event_array[nr_poll].events = POLLIN;
-	nr_poll++;
-
-	mmap_array[nr_cpu][counter].counter = counter;
-	mmap_array[nr_cpu][counter].prev = 0;
-	mmap_array[nr_cpu][counter].mask = mmap_pages*page_size - 1;
-	mmap_array[nr_cpu][counter].base = mmap(NULL, (mmap_pages+1)*page_size,
-			PROT_READ|PROT_WRITE, MAP_SHARED, fd[nr_cpu][counter], 0);
-	if (mmap_array[nr_cpu][counter].base == MAP_FAILED) {
-		error("failed to mmap with %d (%s)\n", errno, strerror(errno));
-		exit(-1);
+	if (multiplex && fd[nr_cpu][counter] != multiplex_fd) {
+		int ret;
+
+		ret = ioctl(fd[nr_cpu][counter], PERF_EVENT_IOC_SET_OUTPUT, multiplex_fd);
+		assert(ret != -1);
+	} else {
+		event_array[nr_poll].fd = fd[nr_cpu][counter];
+		event_array[nr_poll].events = POLLIN;
+		nr_poll++;
+
+		mmap_array[nr_cpu][counter].counter = counter;
+		mmap_array[nr_cpu][counter].prev = 0;
+		mmap_array[nr_cpu][counter].mask = mmap_pages*page_size - 1;
+		mmap_array[nr_cpu][counter].base = mmap(NULL, (mmap_pages+1)*page_size,
+				PROT_READ|PROT_WRITE, MAP_SHARED, fd[nr_cpu][counter], 0);
+		if (mmap_array[nr_cpu][counter].base == MAP_FAILED) {
+			error("failed to mmap with %d (%s)\n", errno, strerror(errno));
+			exit(-1);
+		}
 	}
 
-	ioctl(fd[nr_cpu][counter], PERF_COUNTER_IOC_ENABLE);
+	ioctl(fd[nr_cpu][counter], PERF_EVENT_IOC_ENABLE);
 }
 
 static void open_counters(int cpu, pid_t pid)
@@ -513,6 +528,7 @@ static int __cmd_record(int argc, const char **argv)
 	pid_t pid = 0;
 	int flags;
 	int ret;
+	unsigned long waking = 0;
 
 	page_size = sysconf(_SC_PAGE_SIZE);
 	nr_cpus = sysconf(_SC_NPROCESSORS_ONLN);
@@ -598,6 +614,8 @@ static int __cmd_record(int argc, const char **argv)
 				exit(-1);
 			}
 		}
+
+		child_pid = pid;
 	}
 
 	if (realtime_prio) {
@@ -614,17 +632,29 @@ static int __cmd_record(int argc, const char **argv)
 		int hits = samples;
 
 		for (i = 0; i < nr_cpu; i++) {
-			for (counter = 0; counter < nr_counters; counter++)
-				mmap_read(&mmap_array[i][counter]);
+			for (counter = 0; counter < nr_counters; counter++) {
+				if (mmap_array[i][counter].base)
+					mmap_read(&mmap_array[i][counter]);
+			}
 		}
 
 		if (hits == samples) {
 			if (done)
 				break;
-			ret = poll(event_array, nr_poll, 100);
+			ret = poll(event_array, nr_poll, -1);
+			waking++;
+		}
+
+		if (done) {
+			for (i = 0; i < nr_cpu; i++) {
+				for (counter = 0; counter < nr_counters; counter++)
+					ioctl(fd[i][counter], PERF_EVENT_IOC_DISABLE);
+			}
 		}
 	}
 
+	fprintf(stderr, "[ perf record: Woken up %ld times to write data ]\n", waking);
+
 	/*
 	 * Approximate RIP event size: 24 bytes.
 	 */
@@ -681,6 +711,8 @@ static const struct option options[] = {
 		    "Sample addresses"),
 	OPT_BOOLEAN('n', "no-samples", &no_samples,
 		    "don't sample"),
+	OPT_BOOLEAN('M', "multiplex", &multiplex,
+		    "multiplex counter output in a single channel"),
 	OPT_END()
 };
 
diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index cdf9a8d27bb9..19669c20088e 100644
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -1121,7 +1121,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_EVENT_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
+	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->header.misc,
@@ -1158,9 +1158,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 	if (comm_list && !strlist__has_entry(comm_list, thread->comm))
 		return 0;
 
-	cpumode = event->header.misc & PERF_EVENT_MISC_CPUMODE_MASK;
+	cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
 
-	if (cpumode == PERF_EVENT_MISC_KERNEL) {
+	if (cpumode == PERF_RECORD_MISC_KERNEL) {
 		show = SHOW_KERNEL;
 		level = 'k';
 
@@ -1168,7 +1168,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 
 		dump_printf(" ...... dso: %s\n", dso->name);
 
-	} else if (cpumode == PERF_EVENT_MISC_USER) {
+	} else if (cpumode == PERF_RECORD_MISC_USER) {
 
 		show = SHOW_USER;
 		level = '.';
@@ -1210,7 +1210,7 @@ process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 
 	thread = threads__findnew(event->mmap.pid, &threads, &last_match);
 
-	dump_printf("%p [%p]: PERF_EVENT_MMAP %d/%d: [%p(%p) @ %p]: %s\n",
+	dump_printf("%p [%p]: PERF_RECORD_MMAP %d/%d: [%p(%p) @ %p]: %s\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->mmap.pid,
@@ -1221,7 +1221,7 @@ process_mmap_event(event_t *event, unsigned long offset, unsigned long head)
 		event->mmap.filename);
 
 	if (thread == NULL || map == NULL) {
-		dump_printf("problem processing PERF_EVENT_MMAP, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_MMAP, skipping event.\n");
 		return 0;
 	}
 
@@ -1238,14 +1238,14 @@ process_comm_event(event_t *event, unsigned long offset, unsigned long head)
 
 	thread = threads__findnew(event->comm.pid, &threads, &last_match);
 
-	dump_printf("%p [%p]: PERF_EVENT_COMM: %s:%d\n",
+	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->comm.comm, event->comm.pid);
 
 	if (thread == NULL ||
 	    thread__set_comm_adjust(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_EVENT_COMM, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
 		return -1;
 	}
 	total_comm++;
@@ -1262,10 +1262,10 @@ process_task_event(event_t *event, unsigned long offset, unsigned long head)
 	thread = threads__findnew(event->fork.pid, &threads, &last_match);
 	parent = threads__findnew(event->fork.ppid, &threads, &last_match);
 
-	dump_printf("%p [%p]: PERF_EVENT_%s: (%d:%d):(%d:%d)\n",
+	dump_printf("%p [%p]: PERF_RECORD_%s: (%d:%d):(%d:%d)\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
-		event->header.type == PERF_EVENT_FORK ? "FORK" : "EXIT",
+		event->header.type == PERF_RECORD_FORK ? "FORK" : "EXIT",
 		event->fork.pid, event->fork.tid,
 		event->fork.ppid, event->fork.ptid);
 
@@ -1276,11 +1276,11 @@ process_task_event(event_t *event, unsigned long offset, unsigned long head)
 	if (thread == parent)
 		return 0;
 
-	if (event->header.type == PERF_EVENT_EXIT)
+	if (event->header.type == PERF_RECORD_EXIT)
 		return 0;
 
 	if (!thread || !parent || thread__fork(thread, parent)) {
-		dump_printf("problem processing PERF_EVENT_FORK, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_FORK, skipping event.\n");
 		return -1;
 	}
 	total_fork++;
@@ -1291,7 +1291,7 @@ process_task_event(event_t *event, unsigned long offset, unsigned long head)
 static int
 process_lost_event(event_t *event, unsigned long offset, unsigned long head)
 {
-	dump_printf("%p [%p]: PERF_EVENT_LOST: id:%Ld: lost:%Ld\n",
+	dump_printf("%p [%p]: PERF_RECORD_LOST: id:%Ld: lost:%Ld\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->lost.id,
@@ -1305,7 +1305,7 @@ process_lost_event(event_t *event, unsigned long offset, unsigned long head)
 static int
 process_read_event(event_t *event, unsigned long offset, unsigned long head)
 {
-	struct perf_counter_attr *attr;
+	struct perf_event_attr *attr;
 
 	attr = perf_header__find_attr(event->read.id, header);
 
@@ -1319,7 +1319,7 @@ process_read_event(event_t *event, unsigned long offset, unsigned long head)
 					   event->read.value);
 	}
 
-	dump_printf("%p [%p]: PERF_EVENT_READ: %d %d %s %Lu\n",
+	dump_printf("%p [%p]: PERF_RECORD_READ: %d %d %s %Lu\n",
 			(void *)(offset + head),
 			(void *)(long)(event->header.size),
 			event->read.pid,
@@ -1337,31 +1337,31 @@ process_event(event_t *event, unsigned long offset, unsigned long head)
 	trace_event(event);
 
 	switch (event->header.type) {
-	case PERF_EVENT_SAMPLE:
+	case PERF_RECORD_SAMPLE:
 		return process_sample_event(event, offset, head);
 
-	case PERF_EVENT_MMAP:
+	case PERF_RECORD_MMAP:
 		return process_mmap_event(event, offset, head);
 
-	case PERF_EVENT_COMM:
+	case PERF_RECORD_COMM:
 		return process_comm_event(event, offset, head);
 
-	case PERF_EVENT_FORK:
-	case PERF_EVENT_EXIT:
+	case PERF_RECORD_FORK:
+	case PERF_RECORD_EXIT:
 		return process_task_event(event, offset, head);
 
-	case PERF_EVENT_LOST:
+	case PERF_RECORD_LOST:
 		return process_lost_event(event, offset, head);
 
-	case PERF_EVENT_READ:
+	case PERF_RECORD_READ:
 		return process_read_event(event, offset, head);
 
 	/*
 	 * We dont process them right now but they are fine:
 	 */
 
-	case PERF_EVENT_THROTTLE:
-	case PERF_EVENT_UNTHROTTLE:
+	case PERF_RECORD_THROTTLE:
+	case PERF_RECORD_UNTHROTTLE:
 		return 0;
 
 	default:
diff --git a/tools/perf/builtin-sched.c b/tools/perf/builtin-sched.c
new file mode 100644
index 000000000000..ce2d5be4f30e
--- /dev/null
+++ b/tools/perf/builtin-sched.c
@@ -0,0 +1,2004 @@
+#include "builtin.h"
+#include "perf.h"
+
+#include "util/util.h"
+#include "util/cache.h"
+#include "util/symbol.h"
+#include "util/thread.h"
+#include "util/header.h"
+
+#include "util/parse-options.h"
+#include "util/trace-event.h"
+
+#include "util/debug.h"
+
+#include <sys/types.h>
+#include <sys/prctl.h>
+
+#include <semaphore.h>
+#include <pthread.h>
+#include <math.h>
+
+static char			const *input_name = "perf.data";
+static int			input;
+static unsigned long		page_size;
+static unsigned long		mmap_window = 32;
+
+static unsigned long		total_comm = 0;
+
+static struct rb_root		threads;
+static struct thread		*last_match;
+
+static struct perf_header	*header;
+static u64			sample_type;
+
+static char			default_sort_order[] = "avg, max, switch, runtime";
+static char			*sort_order = default_sort_order;
+
+#define PR_SET_NAME		15               /* Set process name */
+#define MAX_CPUS		4096
+
+#define BUG_ON(x)		assert(!(x))
+
+static u64			run_measurement_overhead;
+static u64			sleep_measurement_overhead;
+
+#define COMM_LEN		20
+#define SYM_LEN			129
+
+#define MAX_PID			65536
+
+static unsigned long		nr_tasks;
+
+struct sched_atom;
+
+struct task_desc {
+	unsigned long		nr;
+	unsigned long		pid;
+	char			comm[COMM_LEN];
+
+	unsigned long		nr_events;
+	unsigned long		curr_event;
+	struct sched_atom	**atoms;
+
+	pthread_t		thread;
+	sem_t			sleep_sem;
+
+	sem_t			ready_for_work;
+	sem_t			work_done_sem;
+
+	u64			cpu_usage;
+};
+
+enum sched_event_type {
+	SCHED_EVENT_RUN,
+	SCHED_EVENT_SLEEP,
+	SCHED_EVENT_WAKEUP,
+};
+
+struct sched_atom {
+	enum sched_event_type	type;
+	u64			timestamp;
+	u64			duration;
+	unsigned long		nr;
+	int			specific_wait;
+	sem_t			*wait_sem;
+	struct task_desc	*wakee;
+};
+
+static struct task_desc		*pid_to_task[MAX_PID];
+
+static struct task_desc		**tasks;
+
+static pthread_mutex_t		start_work_mutex = PTHREAD_MUTEX_INITIALIZER;
+static u64			start_time;
+
+static pthread_mutex_t		work_done_wait_mutex = PTHREAD_MUTEX_INITIALIZER;
+
+static unsigned long		nr_run_events;
+static unsigned long		nr_sleep_events;
+static unsigned long		nr_wakeup_events;
+
+static unsigned long		nr_sleep_corrections;
+static unsigned long		nr_run_events_optimized;
+
+static unsigned long		targetless_wakeups;
+static unsigned long		multitarget_wakeups;
+
+static u64			cpu_usage;
+static u64			runavg_cpu_usage;
+static u64			parent_cpu_usage;
+static u64			runavg_parent_cpu_usage;
+
+static unsigned long		nr_runs;
+static u64			sum_runtime;
+static u64			sum_fluct;
+static u64			run_avg;
+
+static unsigned long		replay_repeat = 10;
+static unsigned long		nr_timestamps;
+static unsigned long		nr_unordered_timestamps;
+static unsigned long		nr_state_machine_bugs;
+static unsigned long		nr_context_switch_bugs;
+static unsigned long		nr_events;
+static unsigned long		nr_lost_chunks;
+static unsigned long		nr_lost_events;
+
+#define TASK_STATE_TO_CHAR_STR "RSDTtZX"
+
+enum thread_state {
+	THREAD_SLEEPING = 0,
+	THREAD_WAIT_CPU,
+	THREAD_SCHED_IN,
+	THREAD_IGNORE
+};
+
+struct work_atom {
+	struct list_head	list;
+	enum thread_state	state;
+	u64			sched_out_time;
+	u64			wake_up_time;
+	u64			sched_in_time;
+	u64			runtime;
+};
+
+struct work_atoms {
+	struct list_head	work_list;
+	struct thread		*thread;
+	struct rb_node		node;
+	u64			max_lat;
+	u64			total_lat;
+	u64			nb_atoms;
+	u64			total_runtime;
+};
+
+typedef int (*sort_fn_t)(struct work_atoms *, struct work_atoms *);
+
+static struct rb_root		atom_root, sorted_atom_root;
+
+static u64			all_runtime;
+static u64			all_count;
+
+
+static u64 get_nsecs(void)
+{
+	struct timespec ts;
+
+	clock_gettime(CLOCK_MONOTONIC, &ts);
+
+	return ts.tv_sec * 1000000000ULL + ts.tv_nsec;
+}
+
+static void burn_nsecs(u64 nsecs)
+{
+	u64 T0 = get_nsecs(), T1;
+
+	do {
+		T1 = get_nsecs();
+	} while (T1 + run_measurement_overhead < T0 + nsecs);
+}
+
+static void sleep_nsecs(u64 nsecs)
+{
+	struct timespec ts;
+
+	ts.tv_nsec = nsecs % 999999999;
+	ts.tv_sec = nsecs / 999999999;
+
+	nanosleep(&ts, NULL);
+}
+
+static void calibrate_run_measurement_overhead(void)
+{
+	u64 T0, T1, delta, min_delta = 1000000000ULL;
+	int i;
+
+	for (i = 0; i < 10; i++) {
+		T0 = get_nsecs();
+		burn_nsecs(0);
+		T1 = get_nsecs();
+		delta = T1-T0;
+		min_delta = min(min_delta, delta);
+	}
+	run_measurement_overhead = min_delta;
+
+	printf("run measurement overhead: %Ld nsecs\n", min_delta);
+}
+
+static void calibrate_sleep_measurement_overhead(void)
+{
+	u64 T0, T1, delta, min_delta = 1000000000ULL;
+	int i;
+
+	for (i = 0; i < 10; i++) {
+		T0 = get_nsecs();
+		sleep_nsecs(10000);
+		T1 = get_nsecs();
+		delta = T1-T0;
+		min_delta = min(min_delta, delta);
+	}
+	min_delta -= 10000;
+	sleep_measurement_overhead = min_delta;
+
+	printf("sleep measurement overhead: %Ld nsecs\n", min_delta);
+}
+
+static struct sched_atom *
+get_new_event(struct task_desc *task, u64 timestamp)
+{
+	struct sched_atom *event = calloc(1, sizeof(*event));
+	unsigned long idx = task->nr_events;
+	size_t size;
+
+	event->timestamp = timestamp;
+	event->nr = idx;
+
+	task->nr_events++;
+	size = sizeof(struct sched_atom *) * task->nr_events;
+	task->atoms = realloc(task->atoms, size);
+	BUG_ON(!task->atoms);
+
+	task->atoms[idx] = event;
+
+	return event;
+}
+
+static struct sched_atom *last_event(struct task_desc *task)
+{
+	if (!task->nr_events)
+		return NULL;
+
+	return task->atoms[task->nr_events - 1];
+}
+
+static void
+add_sched_event_run(struct task_desc *task, u64 timestamp, u64 duration)
+{
+	struct sched_atom *event, *curr_event = last_event(task);
+
+	/*
+	 * optimize an existing RUN event by merging this one
+	 * to it:
+	 */
+	if (curr_event && curr_event->type == SCHED_EVENT_RUN) {
+		nr_run_events_optimized++;
+		curr_event->duration += duration;
+		return;
+	}
+
+	event = get_new_event(task, timestamp);
+
+	event->type = SCHED_EVENT_RUN;
+	event->duration = duration;
+
+	nr_run_events++;
+}
+
+static void
+add_sched_event_wakeup(struct task_desc *task, u64 timestamp,
+		       struct task_desc *wakee)
+{
+	struct sched_atom *event, *wakee_event;
+
+	event = get_new_event(task, timestamp);
+	event->type = SCHED_EVENT_WAKEUP;
+	event->wakee = wakee;
+
+	wakee_event = last_event(wakee);
+	if (!wakee_event || wakee_event->type != SCHED_EVENT_SLEEP) {
+		targetless_wakeups++;
+		return;
+	}
+	if (wakee_event->wait_sem) {
+		multitarget_wakeups++;
+		return;
+	}
+
+	wakee_event->wait_sem = calloc(1, sizeof(*wakee_event->wait_sem));
+	sem_init(wakee_event->wait_sem, 0, 0);
+	wakee_event->specific_wait = 1;
+	event->wait_sem = wakee_event->wait_sem;
+
+	nr_wakeup_events++;
+}
+
+static void
+add_sched_event_sleep(struct task_desc *task, u64 timestamp,
+		      u64 task_state __used)
+{
+	struct sched_atom *event = get_new_event(task, timestamp);
+
+	event->type = SCHED_EVENT_SLEEP;
+
+	nr_sleep_events++;
+}
+
+static struct task_desc *register_pid(unsigned long pid, const char *comm)
+{
+	struct task_desc *task;
+
+	BUG_ON(pid >= MAX_PID);
+
+	task = pid_to_task[pid];
+
+	if (task)
+		return task;
+
+	task = calloc(1, sizeof(*task));
+	task->pid = pid;
+	task->nr = nr_tasks;
+	strcpy(task->comm, comm);
+	/*
+	 * every task starts in sleeping state - this gets ignored
+	 * if there's no wakeup pointing to this sleep state:
+	 */
+	add_sched_event_sleep(task, 0, 0);
+
+	pid_to_task[pid] = task;
+	nr_tasks++;
+	tasks = realloc(tasks, nr_tasks*sizeof(struct task_task *));
+	BUG_ON(!tasks);
+	tasks[task->nr] = task;
+
+	if (verbose)
+		printf("registered task #%ld, PID %ld (%s)\n", nr_tasks, pid, comm);
+
+	return task;
+}
+
+
+static void print_task_traces(void)
+{
+	struct task_desc *task;
+	unsigned long i;
+
+	for (i = 0; i < nr_tasks; i++) {
+		task = tasks[i];
+		printf("task %6ld (%20s:%10ld), nr_events: %ld\n",
+			task->nr, task->comm, task->pid, task->nr_events);
+	}
+}
+
+static void add_cross_task_wakeups(void)
+{
+	struct task_desc *task1, *task2;
+	unsigned long i, j;
+
+	for (i = 0; i < nr_tasks; i++) {
+		task1 = tasks[i];
+		j = i + 1;
+		if (j == nr_tasks)
+			j = 0;
+		task2 = tasks[j];
+		add_sched_event_wakeup(task1, 0, task2);
+	}
+}
+
+static void
+process_sched_event(struct task_desc *this_task __used, struct sched_atom *atom)
+{
+	int ret = 0;
+	u64 now;
+	long long delta;
+
+	now = get_nsecs();
+	delta = start_time + atom->timestamp - now;
+
+	switch (atom->type) {
+		case SCHED_EVENT_RUN:
+			burn_nsecs(atom->duration);
+			break;
+		case SCHED_EVENT_SLEEP:
+			if (atom->wait_sem)
+				ret = sem_wait(atom->wait_sem);
+			BUG_ON(ret);
+			break;
+		case SCHED_EVENT_WAKEUP:
+			if (atom->wait_sem)
+				ret = sem_post(atom->wait_sem);
+			BUG_ON(ret);
+			break;
+		default:
+			BUG_ON(1);
+	}
+}
+
+static u64 get_cpu_usage_nsec_parent(void)
+{
+	struct rusage ru;
+	u64 sum;
+	int err;
+
+	err = getrusage(RUSAGE_SELF, &ru);
+	BUG_ON(err);
+
+	sum =  ru.ru_utime.tv_sec*1e9 + ru.ru_utime.tv_usec*1e3;
+	sum += ru.ru_stime.tv_sec*1e9 + ru.ru_stime.tv_usec*1e3;
+
+	return sum;
+}
+
+static u64 get_cpu_usage_nsec_self(void)
+{
+	char filename [] = "/proc/1234567890/sched";
+	unsigned long msecs, nsecs;
+	char *line = NULL;
+	u64 total = 0;
+	size_t len = 0;
+	ssize_t chars;
+	FILE *file;
+	int ret;
+
+	sprintf(filename, "/proc/%d/sched", getpid());
+	file = fopen(filename, "r");
+	BUG_ON(!file);
+
+	while ((chars = getline(&line, &len, file)) != -1) {
+		ret = sscanf(line, "se.sum_exec_runtime : %ld.%06ld\n",
+			&msecs, &nsecs);
+		if (ret == 2) {
+			total = msecs*1e6 + nsecs;
+			break;
+		}
+	}
+	if (line)
+		free(line);
+	fclose(file);
+
+	return total;
+}
+
+static void *thread_func(void *ctx)
+{
+	struct task_desc *this_task = ctx;
+	u64 cpu_usage_0, cpu_usage_1;
+	unsigned long i, ret;
+	char comm2[22];
+
+	sprintf(comm2, ":%s", this_task->comm);
+	prctl(PR_SET_NAME, comm2);
+
+again:
+	ret = sem_post(&this_task->ready_for_work);
+	BUG_ON(ret);
+	ret = pthread_mutex_lock(&start_work_mutex);
+	BUG_ON(ret);
+	ret = pthread_mutex_unlock(&start_work_mutex);
+	BUG_ON(ret);
+
+	cpu_usage_0 = get_cpu_usage_nsec_self();
+
+	for (i = 0; i < this_task->nr_events; i++) {
+		this_task->curr_event = i;
+		process_sched_event(this_task, this_task->atoms[i]);
+	}
+
+	cpu_usage_1 = get_cpu_usage_nsec_self();
+	this_task->cpu_usage = cpu_usage_1 - cpu_usage_0;
+
+	ret = sem_post(&this_task->work_done_sem);
+	BUG_ON(ret);
+
+	ret = pthread_mutex_lock(&work_done_wait_mutex);
+	BUG_ON(ret);
+	ret = pthread_mutex_unlock(&work_done_wait_mutex);
+	BUG_ON(ret);
+
+	goto again;
+}
+
+static void create_tasks(void)
+{
+	struct task_desc *task;
+	pthread_attr_t attr;
+	unsigned long i;
+	int err;
+
+	err = pthread_attr_init(&attr);
+	BUG_ON(err);
+	err = pthread_attr_setstacksize(&attr, (size_t)(16*1024));
+	BUG_ON(err);
+	err = pthread_mutex_lock(&start_work_mutex);
+	BUG_ON(err);
+	err = pthread_mutex_lock(&work_done_wait_mutex);
+	BUG_ON(err);
+	for (i = 0; i < nr_tasks; i++) {
+		task = tasks[i];
+		sem_init(&task->sleep_sem, 0, 0);
+		sem_init(&task->ready_for_work, 0, 0);
+		sem_init(&task->work_done_sem, 0, 0);
+		task->curr_event = 0;
+		err = pthread_create(&task->thread, &attr, thread_func, task);
+		BUG_ON(err);
+	}
+}
+
+static void wait_for_tasks(void)
+{
+	u64 cpu_usage_0, cpu_usage_1;
+	struct task_desc *task;
+	unsigned long i, ret;
+
+	start_time = get_nsecs();
+	cpu_usage = 0;
+	pthread_mutex_unlock(&work_done_wait_mutex);
+
+	for (i = 0; i < nr_tasks; i++) {
+		task = tasks[i];
+		ret = sem_wait(&task->ready_for_work);
+		BUG_ON(ret);
+		sem_init(&task->ready_for_work, 0, 0);
+	}
+	ret = pthread_mutex_lock(&work_done_wait_mutex);
+	BUG_ON(ret);
+
+	cpu_usage_0 = get_cpu_usage_nsec_parent();
+
+	pthread_mutex_unlock(&start_work_mutex);
+
+	for (i = 0; i < nr_tasks; i++) {
+		task = tasks[i];
+		ret = sem_wait(&task->work_done_sem);
+		BUG_ON(ret);
+		sem_init(&task->work_done_sem, 0, 0);
+		cpu_usage += task->cpu_usage;
+		task->cpu_usage = 0;
+	}
+
+	cpu_usage_1 = get_cpu_usage_nsec_parent();
+	if (!runavg_cpu_usage)
+		runavg_cpu_usage = cpu_usage;
+	runavg_cpu_usage = (runavg_cpu_usage*9 + cpu_usage)/10;
+
+	parent_cpu_usage = cpu_usage_1 - cpu_usage_0;
+	if (!runavg_parent_cpu_usage)
+		runavg_parent_cpu_usage = parent_cpu_usage;
+	runavg_parent_cpu_usage = (runavg_parent_cpu_usage*9 +
+				   parent_cpu_usage)/10;
+
+	ret = pthread_mutex_lock(&start_work_mutex);
+	BUG_ON(ret);
+
+	for (i = 0; i < nr_tasks; i++) {
+		task = tasks[i];
+		sem_init(&task->sleep_sem, 0, 0);
+		task->curr_event = 0;
+	}
+}
+
+static void run_one_test(void)
+{
+	u64 T0, T1, delta, avg_delta, fluct, std_dev;
+
+	T0 = get_nsecs();
+	wait_for_tasks();
+	T1 = get_nsecs();
+
+	delta = T1 - T0;
+	sum_runtime += delta;
+	nr_runs++;
+
+	avg_delta = sum_runtime / nr_runs;
+	if (delta < avg_delta)
+		fluct = avg_delta - delta;
+	else
+		fluct = delta - avg_delta;
+	sum_fluct += fluct;
+	std_dev = sum_fluct / nr_runs / sqrt(nr_runs);
+	if (!run_avg)
+		run_avg = delta;
+	run_avg = (run_avg*9 + delta)/10;
+
+	printf("#%-3ld: %0.3f, ",
+		nr_runs, (double)delta/1000000.0);
+
+	printf("ravg: %0.2f, ",
+		(double)run_avg/1e6);
+
+	printf("cpu: %0.2f / %0.2f",
+		(double)cpu_usage/1e6, (double)runavg_cpu_usage/1e6);
+
+#if 0
+	/*
+	 * rusage statistics done by the parent, these are less
+	 * accurate than the sum_exec_runtime based statistics:
+	 */
+	printf(" [%0.2f / %0.2f]",
+		(double)parent_cpu_usage/1e6,
+		(double)runavg_parent_cpu_usage/1e6);
+#endif
+
+	printf("\n");
+
+	if (nr_sleep_corrections)
+		printf(" (%ld sleep corrections)\n", nr_sleep_corrections);
+	nr_sleep_corrections = 0;
+}
+
+static void test_calibrations(void)
+{
+	u64 T0, T1;
+
+	T0 = get_nsecs();
+	burn_nsecs(1e6);
+	T1 = get_nsecs();
+
+	printf("the run test took %Ld nsecs\n", T1-T0);
+
+	T0 = get_nsecs();
+	sleep_nsecs(1e6);
+	T1 = get_nsecs();
+
+	printf("the sleep test took %Ld nsecs\n", T1-T0);
+}
+
+static int
+process_comm_event(event_t *event, unsigned long offset, unsigned long head)
+{
+	struct thread *thread;
+
+	thread = threads__findnew(event->comm.pid, &threads, &last_match);
+
+	dump_printf("%p [%p]: perf_event_comm: %s:%d\n",
+		(void *)(offset + head),
+		(void *)(long)(event->header.size),
+		event->comm.comm, event->comm.pid);
+
+	if (thread == NULL ||
+	    thread__set_comm(thread, event->comm.comm)) {
+		dump_printf("problem processing perf_event_comm, skipping event.\n");
+		return -1;
+	}
+	total_comm++;
+
+	return 0;
+}
+
+
+struct raw_event_sample {
+	u32 size;
+	char data[0];
+};
+
+#define FILL_FIELD(ptr, field, event, data)	\
+	ptr.field = (typeof(ptr.field)) raw_field_value(event, #field, data)
+
+#define FILL_ARRAY(ptr, array, event, data)			\
+do {								\
+	void *__array = raw_field_ptr(event, #array, data);	\
+	memcpy(ptr.array, __array, sizeof(ptr.array));	\
+} while(0)
+
+#define FILL_COMMON_FIELDS(ptr, event, data)			\
+do {								\
+	FILL_FIELD(ptr, common_type, event, data);		\
+	FILL_FIELD(ptr, common_flags, event, data);		\
+	FILL_FIELD(ptr, common_preempt_count, event, data);	\
+	FILL_FIELD(ptr, common_pid, event, data);		\
+	FILL_FIELD(ptr, common_tgid, event, data);		\
+} while (0)
+
+
+
+struct trace_switch_event {
+	u32 size;
+
+	u16 common_type;
+	u8 common_flags;
+	u8 common_preempt_count;
+	u32 common_pid;
+	u32 common_tgid;
+
+	char prev_comm[16];
+	u32 prev_pid;
+	u32 prev_prio;
+	u64 prev_state;
+	char next_comm[16];
+	u32 next_pid;
+	u32 next_prio;
+};
+
+struct trace_runtime_event {
+	u32 size;
+
+	u16 common_type;
+	u8 common_flags;
+	u8 common_preempt_count;
+	u32 common_pid;
+	u32 common_tgid;
+
+	char comm[16];
+	u32 pid;
+	u64 runtime;
+	u64 vruntime;
+};
+
+struct trace_wakeup_event {
+	u32 size;
+
+	u16 common_type;
+	u8 common_flags;
+	u8 common_preempt_count;
+	u32 common_pid;
+	u32 common_tgid;
+
+	char comm[16];
+	u32 pid;
+
+	u32 prio;
+	u32 success;
+	u32 cpu;
+};
+
+struct trace_fork_event {
+	u32 size;
+
+	u16 common_type;
+	u8 common_flags;
+	u8 common_preempt_count;
+	u32 common_pid;
+	u32 common_tgid;
+
+	char parent_comm[16];
+	u32 parent_pid;
+	char child_comm[16];
+	u32 child_pid;
+};
+
+struct trace_sched_handler {
+	void (*switch_event)(struct trace_switch_event *,
+			     struct event *,
+			     int cpu,
+			     u64 timestamp,
+			     struct thread *thread);
+
+	void (*runtime_event)(struct trace_runtime_event *,
+			      struct event *,
+			      int cpu,
+			      u64 timestamp,
+			      struct thread *thread);
+
+	void (*wakeup_event)(struct trace_wakeup_event *,
+			     struct event *,
+			     int cpu,
+			     u64 timestamp,
+			     struct thread *thread);
+
+	void (*fork_event)(struct trace_fork_event *,
+			   struct event *,
+			   int cpu,
+			   u64 timestamp,
+			   struct thread *thread);
+};
+
+
+static void
+replay_wakeup_event(struct trace_wakeup_event *wakeup_event,
+		    struct event *event,
+		    int cpu __used,
+		    u64 timestamp __used,
+		    struct thread *thread __used)
+{
+	struct task_desc *waker, *wakee;
+
+	if (verbose) {
+		printf("sched_wakeup event %p\n", event);
+
+		printf(" ... pid %d woke up %s/%d\n",
+			wakeup_event->common_pid,
+			wakeup_event->comm,
+			wakeup_event->pid);
+	}
+
+	waker = register_pid(wakeup_event->common_pid, "<unknown>");
+	wakee = register_pid(wakeup_event->pid, wakeup_event->comm);
+
+	add_sched_event_wakeup(waker, timestamp, wakee);
+}
+
+static u64 cpu_last_switched[MAX_CPUS];
+
+static void
+replay_switch_event(struct trace_switch_event *switch_event,
+		    struct event *event,
+		    int cpu,
+		    u64 timestamp,
+		    struct thread *thread __used)
+{
+	struct task_desc *prev, *next;
+	u64 timestamp0;
+	s64 delta;
+
+	if (verbose)
+		printf("sched_switch event %p\n", event);
+
+	if (cpu >= MAX_CPUS || cpu < 0)
+		return;
+
+	timestamp0 = cpu_last_switched[cpu];
+	if (timestamp0)
+		delta = timestamp - timestamp0;
+	else
+		delta = 0;
+
+	if (delta < 0)
+		die("hm, delta: %Ld < 0 ?\n", delta);
+
+	if (verbose) {
+		printf(" ... switch from %s/%d to %s/%d [ran %Ld nsecs]\n",
+			switch_event->prev_comm, switch_event->prev_pid,
+			switch_event->next_comm, switch_event->next_pid,
+			delta);
+	}
+
+	prev = register_pid(switch_event->prev_pid, switch_event->prev_comm);
+	next = register_pid(switch_event->next_pid, switch_event->next_comm);
+
+	cpu_last_switched[cpu] = timestamp;
+
+	add_sched_event_run(prev, timestamp, delta);
+	add_sched_event_sleep(prev, timestamp, switch_event->prev_state);
+}
+
+
+static void
+replay_fork_event(struct trace_fork_event *fork_event,
+		  struct event *event,
+		  int cpu __used,
+		  u64 timestamp __used,
+		  struct thread *thread __used)
+{
+	if (verbose) {
+		printf("sched_fork event %p\n", event);
+		printf("... parent: %s/%d\n", fork_event->parent_comm, fork_event->parent_pid);
+		printf("...  child: %s/%d\n", fork_event->child_comm, fork_event->child_pid);
+	}
+	register_pid(fork_event->parent_pid, fork_event->parent_comm);
+	register_pid(fork_event->child_pid, fork_event->child_comm);
+}
+
+static struct trace_sched_handler replay_ops  = {
+	.wakeup_event		= replay_wakeup_event,
+	.switch_event		= replay_switch_event,
+	.fork_event		= replay_fork_event,
+};
+
+struct sort_dimension {
+	const char		*name;
+	sort_fn_t		cmp;
+	struct list_head	list;
+};
+
+static LIST_HEAD(cmp_pid);
+
+static int
+thread_lat_cmp(struct list_head *list, struct work_atoms *l, struct work_atoms *r)
+{
+	struct sort_dimension *sort;
+	int ret = 0;
+
+	BUG_ON(list_empty(list));
+
+	list_for_each_entry(sort, list, list) {
+		ret = sort->cmp(l, r);
+		if (ret)
+			return ret;
+	}
+
+	return ret;
+}
+
+static struct work_atoms *
+thread_atoms_search(struct rb_root *root, struct thread *thread,
+			 struct list_head *sort_list)
+{
+	struct rb_node *node = root->rb_node;
+	struct work_atoms key = { .thread = thread };
+
+	while (node) {
+		struct work_atoms *atoms;
+		int cmp;
+
+		atoms = container_of(node, struct work_atoms, node);
+
+		cmp = thread_lat_cmp(sort_list, &key, atoms);
+		if (cmp > 0)
+			node = node->rb_left;
+		else if (cmp < 0)
+			node = node->rb_right;
+		else {
+			BUG_ON(thread != atoms->thread);
+			return atoms;
+		}
+	}
+	return NULL;
+}
+
+static void
+__thread_latency_insert(struct rb_root *root, struct work_atoms *data,
+			 struct list_head *sort_list)
+{
+	struct rb_node **new = &(root->rb_node), *parent = NULL;
+
+	while (*new) {
+		struct work_atoms *this;
+		int cmp;
+
+		this = container_of(*new, struct work_atoms, node);
+		parent = *new;
+
+		cmp = thread_lat_cmp(sort_list, data, this);
+
+		if (cmp > 0)
+			new = &((*new)->rb_left);
+		else
+			new = &((*new)->rb_right);
+	}
+
+	rb_link_node(&data->node, parent, new);
+	rb_insert_color(&data->node, root);
+}
+
+static void thread_atoms_insert(struct thread *thread)
+{
+	struct work_atoms *atoms;
+
+	atoms = calloc(sizeof(*atoms), 1);
+	if (!atoms)
+		die("No memory");
+
+	atoms->thread = thread;
+	INIT_LIST_HEAD(&atoms->work_list);
+	__thread_latency_insert(&atom_root, atoms, &cmp_pid);
+}
+
+static void
+latency_fork_event(struct trace_fork_event *fork_event __used,
+		   struct event *event __used,
+		   int cpu __used,
+		   u64 timestamp __used,
+		   struct thread *thread __used)
+{
+	/* should insert the newcomer */
+}
+
+__used
+static char sched_out_state(struct trace_switch_event *switch_event)
+{
+	const char *str = TASK_STATE_TO_CHAR_STR;
+
+	return str[switch_event->prev_state];
+}
+
+static void
+add_sched_out_event(struct work_atoms *atoms,
+		    char run_state,
+		    u64 timestamp)
+{
+	struct work_atom *atom;
+
+	atom = calloc(sizeof(*atom), 1);
+	if (!atom)
+		die("Non memory");
+
+	atom->sched_out_time = timestamp;
+
+	if (run_state == 'R') {
+		atom->state = THREAD_WAIT_CPU;
+		atom->wake_up_time = atom->sched_out_time;
+	}
+
+	list_add_tail(&atom->list, &atoms->work_list);
+}
+
+static void
+add_runtime_event(struct work_atoms *atoms, u64 delta, u64 timestamp __used)
+{
+	struct work_atom *atom;
+
+	BUG_ON(list_empty(&atoms->work_list));
+
+	atom = list_entry(atoms->work_list.prev, struct work_atom, list);
+
+	atom->runtime += delta;
+	atoms->total_runtime += delta;
+}
+
+static void
+add_sched_in_event(struct work_atoms *atoms, u64 timestamp)
+{
+	struct work_atom *atom;
+	u64 delta;
+
+	if (list_empty(&atoms->work_list))
+		return;
+
+	atom = list_entry(atoms->work_list.prev, struct work_atom, list);
+
+	if (atom->state != THREAD_WAIT_CPU)
+		return;
+
+	if (timestamp < atom->wake_up_time) {
+		atom->state = THREAD_IGNORE;
+		return;
+	}
+
+	atom->state = THREAD_SCHED_IN;
+	atom->sched_in_time = timestamp;
+
+	delta = atom->sched_in_time - atom->wake_up_time;
+	atoms->total_lat += delta;
+	if (delta > atoms->max_lat)
+		atoms->max_lat = delta;
+	atoms->nb_atoms++;
+}
+
+static void
+latency_switch_event(struct trace_switch_event *switch_event,
+		     struct event *event __used,
+		     int cpu,
+		     u64 timestamp,
+		     struct thread *thread __used)
+{
+	struct work_atoms *out_events, *in_events;
+	struct thread *sched_out, *sched_in;
+	u64 timestamp0;
+	s64 delta;
+
+	BUG_ON(cpu >= MAX_CPUS || cpu < 0);
+
+	timestamp0 = cpu_last_switched[cpu];
+	cpu_last_switched[cpu] = timestamp;
+	if (timestamp0)
+		delta = timestamp - timestamp0;
+	else
+		delta = 0;
+
+	if (delta < 0)
+		die("hm, delta: %Ld < 0 ?\n", delta);
+
+
+	sched_out = threads__findnew(switch_event->prev_pid, &threads, &last_match);
+	sched_in = threads__findnew(switch_event->next_pid, &threads, &last_match);
+
+	out_events = thread_atoms_search(&atom_root, sched_out, &cmp_pid);
+	if (!out_events) {
+		thread_atoms_insert(sched_out);
+		out_events = thread_atoms_search(&atom_root, sched_out, &cmp_pid);
+		if (!out_events)
+			die("out-event: Internal tree error");
+	}
+	add_sched_out_event(out_events, sched_out_state(switch_event), timestamp);
+
+	in_events = thread_atoms_search(&atom_root, sched_in, &cmp_pid);
+	if (!in_events) {
+		thread_atoms_insert(sched_in);
+		in_events = thread_atoms_search(&atom_root, sched_in, &cmp_pid);
+		if (!in_events)
+			die("in-event: Internal tree error");
+		/*
+		 * Take came in we have not heard about yet,
+		 * add in an initial atom in runnable state:
+		 */
+		add_sched_out_event(in_events, 'R', timestamp);
+	}
+	add_sched_in_event(in_events, timestamp);
+}
+
+static void
+latency_runtime_event(struct trace_runtime_event *runtime_event,
+		     struct event *event __used,
+		     int cpu,
+		     u64 timestamp,
+		     struct thread *this_thread __used)
+{
+	struct work_atoms *atoms;
+	struct thread *thread;
+
+	BUG_ON(cpu >= MAX_CPUS || cpu < 0);
+
+	thread = threads__findnew(runtime_event->pid, &threads, &last_match);
+	atoms = thread_atoms_search(&atom_root, thread, &cmp_pid);
+	if (!atoms) {
+		thread_atoms_insert(thread);
+		atoms = thread_atoms_search(&atom_root, thread, &cmp_pid);
+		if (!atoms)
+			die("in-event: Internal tree error");
+		add_sched_out_event(atoms, 'R', timestamp);
+	}
+
+	add_runtime_event(atoms, runtime_event->runtime, timestamp);
+}
+
+static void
+latency_wakeup_event(struct trace_wakeup_event *wakeup_event,
+		     struct event *__event __used,
+		     int cpu __used,
+		     u64 timestamp,
+		     struct thread *thread __used)
+{
+	struct work_atoms *atoms;
+	struct work_atom *atom;
+	struct thread *wakee;
+
+	/* Note for later, it may be interesting to observe the failing cases */
+	if (!wakeup_event->success)
+		return;
+
+	wakee = threads__findnew(wakeup_event->pid, &threads, &last_match);
+	atoms = thread_atoms_search(&atom_root, wakee, &cmp_pid);
+	if (!atoms) {
+		thread_atoms_insert(wakee);
+		atoms = thread_atoms_search(&atom_root, wakee, &cmp_pid);
+		if (!atoms)
+			die("wakeup-event: Internal tree error");
+		add_sched_out_event(atoms, 'S', timestamp);
+	}
+
+	BUG_ON(list_empty(&atoms->work_list));
+
+	atom = list_entry(atoms->work_list.prev, struct work_atom, list);
+
+	if (atom->state != THREAD_SLEEPING)
+		nr_state_machine_bugs++;
+
+	nr_timestamps++;
+	if (atom->sched_out_time > timestamp) {
+		nr_unordered_timestamps++;
+		return;
+	}
+
+	atom->state = THREAD_WAIT_CPU;
+	atom->wake_up_time = timestamp;
+}
+
+static struct trace_sched_handler lat_ops  = {
+	.wakeup_event		= latency_wakeup_event,
+	.switch_event		= latency_switch_event,
+	.runtime_event		= latency_runtime_event,
+	.fork_event		= latency_fork_event,
+};
+
+static void output_lat_thread(struct work_atoms *work_list)
+{
+	int i;
+	int ret;
+	u64 avg;
+
+	if (!work_list->nb_atoms)
+		return;
+	/*
+	 * Ignore idle threads:
+	 */
+	if (!strcmp(work_list->thread->comm, "swapper"))
+		return;
+
+	all_runtime += work_list->total_runtime;
+	all_count += work_list->nb_atoms;
+
+	ret = printf("  %s:%d ", work_list->thread->comm, work_list->thread->pid);
+
+	for (i = 0; i < 24 - ret; i++)
+		printf(" ");
+
+	avg = work_list->total_lat / work_list->nb_atoms;
+
+	printf("|%11.3f ms |%9llu | avg:%9.3f ms | max:%9.3f ms |\n",
+	      (double)work_list->total_runtime / 1e6,
+		 work_list->nb_atoms, (double)avg / 1e6,
+		 (double)work_list->max_lat / 1e6);
+}
+
+static int pid_cmp(struct work_atoms *l, struct work_atoms *r)
+{
+	if (l->thread->pid < r->thread->pid)
+		return -1;
+	if (l->thread->pid > r->thread->pid)
+		return 1;
+
+	return 0;
+}
+
+static struct sort_dimension pid_sort_dimension = {
+	.name			= "pid",
+	.cmp			= pid_cmp,
+};
+
+static int avg_cmp(struct work_atoms *l, struct work_atoms *r)
+{
+	u64 avgl, avgr;
+
+	if (!l->nb_atoms)
+		return -1;
+
+	if (!r->nb_atoms)
+		return 1;
+
+	avgl = l->total_lat / l->nb_atoms;
+	avgr = r->total_lat / r->nb_atoms;
+
+	if (avgl < avgr)
+		return -1;
+	if (avgl > avgr)
+		return 1;
+
+	return 0;
+}
+
+static struct sort_dimension avg_sort_dimension = {
+	.name			= "avg",
+	.cmp			= avg_cmp,
+};
+
+static int max_cmp(struct work_atoms *l, struct work_atoms *r)
+{
+	if (l->max_lat < r->max_lat)
+		return -1;
+	if (l->max_lat > r->max_lat)
+		return 1;
+
+	return 0;
+}
+
+static struct sort_dimension max_sort_dimension = {
+	.name			= "max",
+	.cmp			= max_cmp,
+};
+
+static int switch_cmp(struct work_atoms *l, struct work_atoms *r)
+{
+	if (l->nb_atoms < r->nb_atoms)
+		return -1;
+	if (l->nb_atoms > r->nb_atoms)
+		return 1;
+
+	return 0;
+}
+
+static struct sort_dimension switch_sort_dimension = {
+	.name			= "switch",
+	.cmp			= switch_cmp,
+};
+
+static int runtime_cmp(struct work_atoms *l, struct work_atoms *r)
+{
+	if (l->total_runtime < r->total_runtime)
+		return -1;
+	if (l->total_runtime > r->total_runtime)
+		return 1;
+
+	return 0;
+}
+
+static struct sort_dimension runtime_sort_dimension = {
+	.name			= "runtime",
+	.cmp			= runtime_cmp,
+};
+
+static struct sort_dimension *available_sorts[] = {
+	&pid_sort_dimension,
+	&avg_sort_dimension,
+	&max_sort_dimension,
+	&switch_sort_dimension,
+	&runtime_sort_dimension,
+};
+
+#define NB_AVAILABLE_SORTS	(int)(sizeof(available_sorts) / sizeof(struct sort_dimension *))
+
+static LIST_HEAD(sort_list);
+
+static int sort_dimension__add(const char *tok, struct list_head *list)
+{
+	int i;
+
+	for (i = 0; i < NB_AVAILABLE_SORTS; i++) {
+		if (!strcmp(available_sorts[i]->name, tok)) {
+			list_add_tail(&available_sorts[i]->list, list);
+
+			return 0;
+		}
+	}
+
+	return -1;
+}
+
+static void setup_sorting(void);
+
+static void sort_lat(void)
+{
+	struct rb_node *node;
+
+	for (;;) {
+		struct work_atoms *data;
+		node = rb_first(&atom_root);
+		if (!node)
+			break;
+
+		rb_erase(node, &atom_root);
+		data = rb_entry(node, struct work_atoms, node);
+		__thread_latency_insert(&sorted_atom_root, data, &sort_list);
+	}
+}
+
+static struct trace_sched_handler *trace_handler;
+
+static void
+process_sched_wakeup_event(struct raw_event_sample *raw,
+			   struct event *event,
+			   int cpu __used,
+			   u64 timestamp __used,
+			   struct thread *thread __used)
+{
+	struct trace_wakeup_event wakeup_event;
+
+	FILL_COMMON_FIELDS(wakeup_event, event, raw->data);
+
+	FILL_ARRAY(wakeup_event, comm, event, raw->data);
+	FILL_FIELD(wakeup_event, pid, event, raw->data);
+	FILL_FIELD(wakeup_event, prio, event, raw->data);
+	FILL_FIELD(wakeup_event, success, event, raw->data);
+	FILL_FIELD(wakeup_event, cpu, event, raw->data);
+
+	if (trace_handler->wakeup_event)
+		trace_handler->wakeup_event(&wakeup_event, event, cpu, timestamp, thread);
+}
+
+/*
+ * Track the current task - that way we can know whether there's any
+ * weird events, such as a task being switched away that is not current.
+ */
+static int max_cpu;
+
+static u32 curr_pid[MAX_CPUS] = { [0 ... MAX_CPUS-1] = -1 };
+
+static struct thread *curr_thread[MAX_CPUS];
+
+static char next_shortname1 = 'A';
+static char next_shortname2 = '0';
+
+static void
+map_switch_event(struct trace_switch_event *switch_event,
+		 struct event *event __used,
+		 int this_cpu,
+		 u64 timestamp,
+		 struct thread *thread __used)
+{
+	struct thread *sched_out, *sched_in;
+	int new_shortname;
+	u64 timestamp0;
+	s64 delta;
+	int cpu;
+
+	BUG_ON(this_cpu >= MAX_CPUS || this_cpu < 0);
+
+	if (this_cpu > max_cpu)
+		max_cpu = this_cpu;
+
+	timestamp0 = cpu_last_switched[this_cpu];
+	cpu_last_switched[this_cpu] = timestamp;
+	if (timestamp0)
+		delta = timestamp - timestamp0;
+	else
+		delta = 0;
+
+	if (delta < 0)
+		die("hm, delta: %Ld < 0 ?\n", delta);
+
+
+	sched_out = threads__findnew(switch_event->prev_pid, &threads, &last_match);
+	sched_in = threads__findnew(switch_event->next_pid, &threads, &last_match);
+
+	curr_thread[this_cpu] = sched_in;
+
+	printf("  ");
+
+	new_shortname = 0;
+	if (!sched_in->shortname[0]) {
+		sched_in->shortname[0] = next_shortname1;
+		sched_in->shortname[1] = next_shortname2;
+
+		if (next_shortname1 < 'Z') {
+			next_shortname1++;
+		} else {
+			next_shortname1='A';
+			if (next_shortname2 < '9') {
+				next_shortname2++;
+			} else {
+				next_shortname2='0';
+			}
+		}
+		new_shortname = 1;
+	}
+
+	for (cpu = 0; cpu <= max_cpu; cpu++) {
+		if (cpu != this_cpu)
+			printf(" ");
+		else
+			printf("*");
+
+		if (curr_thread[cpu]) {
+			if (curr_thread[cpu]->pid)
+				printf("%2s ", curr_thread[cpu]->shortname);
+			else
+				printf(".  ");
+		} else
+			printf("   ");
+	}
+
+	printf("  %12.6f secs ", (double)timestamp/1e9);
+	if (new_shortname) {
+		printf("%s => %s:%d\n",
+			sched_in->shortname, sched_in->comm, sched_in->pid);
+	} else {
+		printf("\n");
+	}
+}
+
+
+static void
+process_sched_switch_event(struct raw_event_sample *raw,
+			   struct event *event,
+			   int this_cpu,
+			   u64 timestamp __used,
+			   struct thread *thread __used)
+{
+	struct trace_switch_event switch_event;
+
+	FILL_COMMON_FIELDS(switch_event, event, raw->data);
+
+	FILL_ARRAY(switch_event, prev_comm, event, raw->data);
+	FILL_FIELD(switch_event, prev_pid, event, raw->data);
+	FILL_FIELD(switch_event, prev_prio, event, raw->data);
+	FILL_FIELD(switch_event, prev_state, event, raw->data);
+	FILL_ARRAY(switch_event, next_comm, event, raw->data);
+	FILL_FIELD(switch_event, next_pid, event, raw->data);
+	FILL_FIELD(switch_event, next_prio, event, raw->data);
+
+	if (curr_pid[this_cpu] != (u32)-1) {
+		/*
+		 * Are we trying to switch away a PID that is
+		 * not current?
+		 */
+		if (curr_pid[this_cpu] != switch_event.prev_pid)
+			nr_context_switch_bugs++;
+	}
+	if (trace_handler->switch_event)
+		trace_handler->switch_event(&switch_event, event, this_cpu, timestamp, thread);
+
+	curr_pid[this_cpu] = switch_event.next_pid;
+}
+
+static void
+process_sched_runtime_event(struct raw_event_sample *raw,
+			   struct event *event,
+			   int cpu __used,
+			   u64 timestamp __used,
+			   struct thread *thread __used)
+{
+	struct trace_runtime_event runtime_event;
+
+	FILL_ARRAY(runtime_event, comm, event, raw->data);
+	FILL_FIELD(runtime_event, pid, event, raw->data);
+	FILL_FIELD(runtime_event, runtime, event, raw->data);
+	FILL_FIELD(runtime_event, vruntime, event, raw->data);
+
+	if (trace_handler->runtime_event)
+		trace_handler->runtime_event(&runtime_event, event, cpu, timestamp, thread);
+}
+
+static void
+process_sched_fork_event(struct raw_event_sample *raw,
+			 struct event *event,
+			 int cpu __used,
+			 u64 timestamp __used,
+			 struct thread *thread __used)
+{
+	struct trace_fork_event fork_event;
+
+	FILL_COMMON_FIELDS(fork_event, event, raw->data);
+
+	FILL_ARRAY(fork_event, parent_comm, event, raw->data);
+	FILL_FIELD(fork_event, parent_pid, event, raw->data);
+	FILL_ARRAY(fork_event, child_comm, event, raw->data);
+	FILL_FIELD(fork_event, child_pid, event, raw->data);
+
+	if (trace_handler->fork_event)
+		trace_handler->fork_event(&fork_event, event, cpu, timestamp, thread);
+}
+
+static void
+process_sched_exit_event(struct event *event,
+			 int cpu __used,
+			 u64 timestamp __used,
+			 struct thread *thread __used)
+{
+	if (verbose)
+		printf("sched_exit event %p\n", event);
+}
+
+static void
+process_raw_event(event_t *raw_event __used, void *more_data,
+		  int cpu, u64 timestamp, struct thread *thread)
+{
+	struct raw_event_sample *raw = more_data;
+	struct event *event;
+	int type;
+
+	type = trace_parse_common_type(raw->data);
+	event = trace_find_event(type);
+
+	if (!strcmp(event->name, "sched_switch"))
+		process_sched_switch_event(raw, event, cpu, timestamp, thread);
+	if (!strcmp(event->name, "sched_stat_runtime"))
+		process_sched_runtime_event(raw, event, cpu, timestamp, thread);
+	if (!strcmp(event->name, "sched_wakeup"))
+		process_sched_wakeup_event(raw, event, cpu, timestamp, thread);
+	if (!strcmp(event->name, "sched_wakeup_new"))
+		process_sched_wakeup_event(raw, event, cpu, timestamp, thread);
+	if (!strcmp(event->name, "sched_process_fork"))
+		process_sched_fork_event(raw, event, cpu, timestamp, thread);
+	if (!strcmp(event->name, "sched_process_exit"))
+		process_sched_exit_event(event, cpu, timestamp, thread);
+}
+
+static int
+process_sample_event(event_t *event, unsigned long offset, unsigned long head)
+{
+	char level;
+	int show = 0;
+	struct dso *dso = NULL;
+	struct thread *thread;
+	u64 ip = event->ip.ip;
+	u64 timestamp = -1;
+	u32 cpu = -1;
+	u64 period = 1;
+	void *more_data = event->ip.__more_data;
+	int cpumode;
+
+	thread = threads__findnew(event->ip.pid, &threads, &last_match);
+
+	if (sample_type & PERF_SAMPLE_TIME) {
+		timestamp = *(u64 *)more_data;
+		more_data += sizeof(u64);
+	}
+
+	if (sample_type & PERF_SAMPLE_CPU) {
+		cpu = *(u32 *)more_data;
+		more_data += sizeof(u32);
+		more_data += sizeof(u32); /* reserved */
+	}
+
+	if (sample_type & PERF_SAMPLE_PERIOD) {
+		period = *(u64 *)more_data;
+		more_data += sizeof(u64);
+	}
+
+	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
+		(void *)(offset + head),
+		(void *)(long)(event->header.size),
+		event->header.misc,
+		event->ip.pid, event->ip.tid,
+		(void *)(long)ip,
+		(long long)period);
+
+	dump_printf(" ... thread: %s:%d\n", thread->comm, thread->pid);
+
+	if (thread == NULL) {
+		eprintf("problem processing %d event, skipping it.\n",
+			event->header.type);
+		return -1;
+	}
+
+	cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
+
+	if (cpumode == PERF_RECORD_MISC_KERNEL) {
+		show = SHOW_KERNEL;
+		level = 'k';
+
+		dso = kernel_dso;
+
+		dump_printf(" ...... dso: %s\n", dso->name);
+
+	} else if (cpumode == PERF_RECORD_MISC_USER) {
+
+		show = SHOW_USER;
+		level = '.';
+
+	} else {
+		show = SHOW_HV;
+		level = 'H';
+
+		dso = hypervisor_dso;
+
+		dump_printf(" ...... dso: [hypervisor]\n");
+	}
+
+	if (sample_type & PERF_SAMPLE_RAW)
+		process_raw_event(event, more_data, cpu, timestamp, thread);
+
+	return 0;
+}
+
+static int
+process_event(event_t *event, unsigned long offset, unsigned long head)
+{
+	trace_event(event);
+
+	nr_events++;
+	switch (event->header.type) {
+	case PERF_RECORD_MMAP:
+		return 0;
+	case PERF_RECORD_LOST:
+		nr_lost_chunks++;
+		nr_lost_events += event->lost.lost;
+		return 0;
+
+	case PERF_RECORD_COMM:
+		return process_comm_event(event, offset, head);
+
+	case PERF_RECORD_EXIT ... PERF_RECORD_READ:
+		return 0;
+
+	case PERF_RECORD_SAMPLE:
+		return process_sample_event(event, offset, head);
+
+	case PERF_RECORD_MAX:
+	default:
+		return -1;
+	}
+
+	return 0;
+}
+
+static int read_events(void)
+{
+	int ret, rc = EXIT_FAILURE;
+	unsigned long offset = 0;
+	unsigned long head = 0;
+	struct stat perf_stat;
+	event_t *event;
+	uint32_t size;
+	char *buf;
+
+	trace_report();
+	register_idle_thread(&threads, &last_match);
+
+	input = open(input_name, O_RDONLY);
+	if (input < 0) {
+		perror("failed to open file");
+		exit(-1);
+	}
+
+	ret = fstat(input, &perf_stat);
+	if (ret < 0) {
+		perror("failed to stat file");
+		exit(-1);
+	}
+
+	if (!perf_stat.st_size) {
+		fprintf(stderr, "zero-sized file, nothing to do!\n");
+		exit(0);
+	}
+	header = perf_header__read(input);
+	head = header->data_offset;
+	sample_type = perf_header__sample_type(header);
+
+	if (!(sample_type & PERF_SAMPLE_RAW))
+		die("No trace sample to read. Did you call perf record "
+		    "without -R?");
+
+	if (load_kernel() < 0) {
+		perror("failed to load kernel symbols");
+		return EXIT_FAILURE;
+	}
+
+remap:
+	buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ,
+			   MAP_SHARED, input, offset);
+	if (buf == MAP_FAILED) {
+		perror("failed to mmap file");
+		exit(-1);
+	}
+
+more:
+	event = (event_t *)(buf + head);
+
+	size = event->header.size;
+	if (!size)
+		size = 8;
+
+	if (head + event->header.size >= page_size * mmap_window) {
+		unsigned long shift = page_size * (head / page_size);
+		int res;
+
+		res = munmap(buf, page_size * mmap_window);
+		assert(res == 0);
+
+		offset += shift;
+		head -= shift;
+		goto remap;
+	}
+
+	size = event->header.size;
+
+
+	if (!size || process_event(event, offset, head) < 0) {
+
+		/*
+		 * assume we lost track of the stream, check alignment, and
+		 * increment a single u64 in the hope to catch on again 'soon'.
+		 */
+
+		if (unlikely(head & 7))
+			head &= ~7ULL;
+
+		size = 8;
+	}
+
+	head += size;
+
+	if (offset + head < (unsigned long)perf_stat.st_size)
+		goto more;
+
+	rc = EXIT_SUCCESS;
+	close(input);
+
+	return rc;
+}
+
+static void print_bad_events(void)
+{
+	if (nr_unordered_timestamps && nr_timestamps) {
+		printf("  INFO: %.3f%% unordered timestamps (%ld out of %ld)\n",
+			(double)nr_unordered_timestamps/(double)nr_timestamps*100.0,
+			nr_unordered_timestamps, nr_timestamps);
+	}
+	if (nr_lost_events && nr_events) {
+		printf("  INFO: %.3f%% lost events (%ld out of %ld, in %ld chunks)\n",
+			(double)nr_lost_events/(double)nr_events*100.0,
+			nr_lost_events, nr_events, nr_lost_chunks);
+	}
+	if (nr_state_machine_bugs && nr_timestamps) {
+		printf("  INFO: %.3f%% state machine bugs (%ld out of %ld)",
+			(double)nr_state_machine_bugs/(double)nr_timestamps*100.0,
+			nr_state_machine_bugs, nr_timestamps);
+		if (nr_lost_events)
+			printf(" (due to lost events?)");
+		printf("\n");
+	}
+	if (nr_context_switch_bugs && nr_timestamps) {
+		printf("  INFO: %.3f%% context switch bugs (%ld out of %ld)",
+			(double)nr_context_switch_bugs/(double)nr_timestamps*100.0,
+			nr_context_switch_bugs, nr_timestamps);
+		if (nr_lost_events)
+			printf(" (due to lost events?)");
+		printf("\n");
+	}
+}
+
+static void __cmd_lat(void)
+{
+	struct rb_node *next;
+
+	setup_pager();
+	read_events();
+	sort_lat();
+
+	printf("\n -----------------------------------------------------------------------------------------\n");
+	printf("  Task                  |   Runtime ms  | Switches | Average delay ms | Maximum delay ms |\n");
+	printf(" -----------------------------------------------------------------------------------------\n");
+
+	next = rb_first(&sorted_atom_root);
+
+	while (next) {
+		struct work_atoms *work_list;
+
+		work_list = rb_entry(next, struct work_atoms, node);
+		output_lat_thread(work_list);
+		next = rb_next(next);
+	}
+
+	printf(" -----------------------------------------------------------------------------------------\n");
+	printf("  TOTAL:                |%11.3f ms |%9Ld |\n",
+		(double)all_runtime/1e6, all_count);
+
+	printf(" ---------------------------------------------------\n");
+
+	print_bad_events();
+	printf("\n");
+
+}
+
+static struct trace_sched_handler map_ops  = {
+	.wakeup_event		= NULL,
+	.switch_event		= map_switch_event,
+	.runtime_event		= NULL,
+	.fork_event		= NULL,
+};
+
+static void __cmd_map(void)
+{
+	max_cpu = sysconf(_SC_NPROCESSORS_CONF);
+
+	setup_pager();
+	read_events();
+	print_bad_events();
+}
+
+static void __cmd_replay(void)
+{
+	unsigned long i;
+
+	calibrate_run_measurement_overhead();
+	calibrate_sleep_measurement_overhead();
+
+	test_calibrations();
+
+	read_events();
+
+	printf("nr_run_events:        %ld\n", nr_run_events);
+	printf("nr_sleep_events:      %ld\n", nr_sleep_events);
+	printf("nr_wakeup_events:     %ld\n", nr_wakeup_events);
+
+	if (targetless_wakeups)
+		printf("target-less wakeups:  %ld\n", targetless_wakeups);
+	if (multitarget_wakeups)
+		printf("multi-target wakeups: %ld\n", multitarget_wakeups);
+	if (nr_run_events_optimized)
+		printf("run atoms optimized: %ld\n",
+			nr_run_events_optimized);
+
+	print_task_traces();
+	add_cross_task_wakeups();
+
+	create_tasks();
+	printf("------------------------------------------------------------\n");
+	for (i = 0; i < replay_repeat; i++)
+		run_one_test();
+}
+
+
+static const char * const sched_usage[] = {
+	"perf sched [<options>] {record|latency|map|replay|trace}",
+	NULL
+};
+
+static const struct option sched_options[] = {
+	OPT_STRING('i', "input", &input_name, "file",
+		    "input file name"),
+	OPT_BOOLEAN('v', "verbose", &verbose,
+		    "be more verbose (show symbol address, etc)"),
+	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
+		    "dump raw trace in ASCII"),
+	OPT_END()
+};
+
+static const char * const latency_usage[] = {
+	"perf sched latency [<options>]",
+	NULL
+};
+
+static const struct option latency_options[] = {
+	OPT_STRING('s', "sort", &sort_order, "key[,key2...]",
+		   "sort by key(s): runtime, switch, avg, max"),
+	OPT_BOOLEAN('v', "verbose", &verbose,
+		    "be more verbose (show symbol address, etc)"),
+	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
+		    "dump raw trace in ASCII"),
+	OPT_END()
+};
+
+static const char * const replay_usage[] = {
+	"perf sched replay [<options>]",
+	NULL
+};
+
+static const struct option replay_options[] = {
+	OPT_INTEGER('r', "repeat", &replay_repeat,
+		    "repeat the workload replay N times (-1: infinite)"),
+	OPT_BOOLEAN('v', "verbose", &verbose,
+		    "be more verbose (show symbol address, etc)"),
+	OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace,
+		    "dump raw trace in ASCII"),
+	OPT_END()
+};
+
+static void setup_sorting(void)
+{
+	char *tmp, *tok, *str = strdup(sort_order);
+
+	for (tok = strtok_r(str, ", ", &tmp);
+			tok; tok = strtok_r(NULL, ", ", &tmp)) {
+		if (sort_dimension__add(tok, &sort_list) < 0) {
+			error("Unknown --sort key: `%s'", tok);
+			usage_with_options(latency_usage, latency_options);
+		}
+	}
+
+	free(str);
+
+	sort_dimension__add("pid", &cmp_pid);
+}
+
+static const char *record_args[] = {
+	"record",
+	"-a",
+	"-R",
+	"-M",
+	"-f",
+	"-m", "1024",
+	"-c", "1",
+	"-e", "sched:sched_switch:r",
+	"-e", "sched:sched_stat_wait:r",
+	"-e", "sched:sched_stat_sleep:r",
+	"-e", "sched:sched_stat_iowait:r",
+	"-e", "sched:sched_stat_runtime:r",
+	"-e", "sched:sched_process_exit:r",
+	"-e", "sched:sched_process_fork:r",
+	"-e", "sched:sched_wakeup:r",
+	"-e", "sched:sched_migrate_task:r",
+};
+
+static int __cmd_record(int argc, const char **argv)
+{
+	unsigned int rec_argc, i, j;
+	const char **rec_argv;
+
+	rec_argc = ARRAY_SIZE(record_args) + argc - 1;
+	rec_argv = calloc(rec_argc + 1, sizeof(char *));
+
+	for (i = 0; i < ARRAY_SIZE(record_args); i++)
+		rec_argv[i] = strdup(record_args[i]);
+
+	for (j = 1; j < (unsigned int)argc; j++, i++)
+		rec_argv[i] = argv[j];
+
+	BUG_ON(i != rec_argc);
+
+	return cmd_record(i, rec_argv, NULL);
+}
+
+int cmd_sched(int argc, const char **argv, const char *prefix __used)
+{
+	symbol__init();
+	page_size = getpagesize();
+
+	argc = parse_options(argc, argv, sched_options, sched_usage,
+			     PARSE_OPT_STOP_AT_NON_OPTION);
+	if (!argc)
+		usage_with_options(sched_usage, sched_options);
+
+	if (!strncmp(argv[0], "rec", 3)) {
+		return __cmd_record(argc, argv);
+	} else if (!strncmp(argv[0], "lat", 3)) {
+		trace_handler = &lat_ops;
+		if (argc > 1) {
+			argc = parse_options(argc, argv, latency_options, latency_usage, 0);
+			if (argc)
+				usage_with_options(latency_usage, latency_options);
+		}
+		setup_sorting();
+		__cmd_lat();
+	} else if (!strcmp(argv[0], "map")) {
+		trace_handler = &map_ops;
+		setup_sorting();
+		__cmd_map();
+	} else if (!strncmp(argv[0], "rep", 3)) {
+		trace_handler = &replay_ops;
+		if (argc) {
+			argc = parse_options(argc, argv, replay_options, replay_usage, 0);
+			if (argc)
+				usage_with_options(replay_usage, replay_options);
+		}
+		__cmd_replay();
+	} else if (!strcmp(argv[0], "trace")) {
+		/*
+		 * Aliased to 'perf trace' for now:
+		 */
+		return cmd_trace(argc, argv, prefix);
+	} else {
+		usage_with_options(sched_usage, sched_options);
+	}
+
+	return 0;
+}
diff --git a/tools/perf/builtin-stat.c b/tools/perf/builtin-stat.c
index 61b828236c11..3db31e7bf173 100644
--- a/tools/perf/builtin-stat.c
+++ b/tools/perf/builtin-stat.c
@@ -48,7 +48,7 @@
 #include <sys/prctl.h>
 #include <math.h>
 
-static struct perf_counter_attr default_attrs[] = {
+static struct perf_event_attr default_attrs[] = {
 
   { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_TASK_CLOCK	},
   { .type = PERF_TYPE_SOFTWARE, .config = PERF_COUNT_SW_CONTEXT_SWITCHES},
@@ -69,7 +69,8 @@ static int			run_idx				=  0;
 static int			run_count			=  1;
 static int			inherit				=  1;
 static int			scale				=  1;
-static int			target_pid			= -1;
+static pid_t			target_pid			= -1;
+static pid_t			child_pid			= -1;
 static int			null_run			=  0;
 
 static int			fd[MAX_NR_CPUS][MAX_COUNTERS];
@@ -130,11 +131,11 @@ struct stats			runtime_cycles_stats;
 	 attrs[counter].config == PERF_COUNT_##c)
 
 #define ERR_PERF_OPEN \
-"Error: counter %d, sys_perf_counter_open() syscall returned with %d (%s)\n"
+"Error: counter %d, sys_perf_event_open() syscall returned with %d (%s)\n"
 
 static void create_perf_stat_counter(int counter, int pid)
 {
-	struct perf_counter_attr *attr = attrs + counter;
+	struct perf_event_attr *attr = attrs + counter;
 
 	if (scale)
 		attr->read_format = PERF_FORMAT_TOTAL_TIME_ENABLED |
@@ -144,7 +145,7 @@ static void create_perf_stat_counter(int counter, int pid)
 		unsigned int cpu;
 
 		for (cpu = 0; cpu < nr_cpus; cpu++) {
-			fd[cpu][counter] = sys_perf_counter_open(attr, -1, cpu, -1, 0);
+			fd[cpu][counter] = sys_perf_event_open(attr, -1, cpu, -1, 0);
 			if (fd[cpu][counter] < 0 && verbose)
 				fprintf(stderr, ERR_PERF_OPEN, counter,
 					fd[cpu][counter], strerror(errno));
@@ -154,7 +155,7 @@ static void create_perf_stat_counter(int counter, int pid)
 		attr->disabled	     = 1;
 		attr->enable_on_exec = 1;
 
-		fd[0][counter] = sys_perf_counter_open(attr, pid, -1, -1, 0);
+		fd[0][counter] = sys_perf_event_open(attr, pid, -1, -1, 0);
 		if (fd[0][counter] < 0 && verbose)
 			fprintf(stderr, ERR_PERF_OPEN, counter,
 				fd[0][counter], strerror(errno));
@@ -285,6 +286,8 @@ static int run_perf_stat(int argc __used, const char **argv)
 		exit(-1);
 	}
 
+	child_pid = pid;
+
 	/*
 	 * Wait for the child to be ready to exec.
 	 */
@@ -338,14 +341,24 @@ static void nsec_printout(int counter, double avg)
 
 static void abs_printout(int counter, double avg)
 {
+	double total, ratio = 0.0;
+
 	fprintf(stderr, " %14.0f  %-24s", avg, event_name(counter));
 
 	if (MATCH_EVENT(HARDWARE, HW_INSTRUCTIONS, counter)) {
-		fprintf(stderr, " # %10.3f IPC  ",
-				avg / avg_stats(&runtime_cycles_stats));
+		total = avg_stats(&runtime_cycles_stats);
+
+		if (total)
+			ratio = avg / total;
+
+		fprintf(stderr, " # %10.3f IPC  ", ratio);
 	} else {
-		fprintf(stderr, " # %10.3f M/sec",
-				1000.0 * avg / avg_stats(&runtime_nsecs_stats));
+		total = avg_stats(&runtime_nsecs_stats);
+
+		if (total)
+			ratio = 1000.0 * avg / total;
+
+		fprintf(stderr, " # %10.3f M/sec", ratio);
 	}
 }
 
@@ -423,6 +436,9 @@ static void skip_signal(int signo)
 
 static void sig_atexit(void)
 {
+	if (child_pid != -1)
+		kill(child_pid, SIGTERM);
+
 	if (signr == -1)
 		return;
 
diff --git a/tools/perf/builtin-timechart.c b/tools/perf/builtin-timechart.c
new file mode 100644
index 000000000000..e8a510d935e5
--- /dev/null
+++ b/tools/perf/builtin-timechart.c
@@ -0,0 +1,1186 @@
+/*
+ * builtin-timechart.c - make an svg timechart of system activity
+ *
+ * (C) Copyright 2009 Intel Corporation
+ *
+ * Authors:
+ *     Arjan van de Ven <arjan@linux.intel.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; version 2
+ * of the License.
+ */
+
+#include "builtin.h"
+
+#include "util/util.h"
+
+#include "util/color.h"
+#include <linux/list.h>
+#include "util/cache.h"
+#include <linux/rbtree.h>
+#include "util/symbol.h"
+#include "util/string.h"
+#include "util/callchain.h"
+#include "util/strlist.h"
+
+#include "perf.h"
+#include "util/header.h"
+#include "util/parse-options.h"
+#include "util/parse-events.h"
+#include "util/svghelper.h"
+
+static char		const *input_name = "perf.data";
+static char		const *output_name = "output.svg";
+
+
+static unsigned long	page_size;
+static unsigned long	mmap_window = 32;
+static u64		sample_type;
+
+static unsigned int	numcpus;
+static u64		min_freq;	/* Lowest CPU frequency seen */
+static u64		max_freq;	/* Highest CPU frequency seen */
+static u64		turbo_frequency;
+
+static u64		first_time, last_time;
+
+static int		power_only;
+
+
+static struct perf_header	*header;
+
+struct per_pid;
+struct per_pidcomm;
+
+struct cpu_sample;
+struct power_event;
+struct wake_event;
+
+struct sample_wrapper;
+
+/*
+ * Datastructure layout:
+ * We keep an list of "pid"s, matching the kernels notion of a task struct.
+ * Each "pid" entry, has a list of "comm"s.
+ *	this is because we want to track different programs different, while
+ *	exec will reuse the original pid (by design).
+ * Each comm has a list of samples that will be used to draw
+ * final graph.
+ */
+
+struct per_pid {
+	struct per_pid *next;
+
+	int		pid;
+	int		ppid;
+
+	u64		start_time;
+	u64		end_time;
+	u64		total_time;
+	int		display;
+
+	struct per_pidcomm *all;
+	struct per_pidcomm *current;
+
+	int painted;
+};
+
+
+struct per_pidcomm {
+	struct per_pidcomm *next;
+
+	u64		start_time;
+	u64		end_time;
+	u64		total_time;
+
+	int		Y;
+	int		display;
+
+	long		state;
+	u64		state_since;
+
+	char		*comm;
+
+	struct cpu_sample *samples;
+};
+
+struct sample_wrapper {
+	struct sample_wrapper *next;
+
+	u64		timestamp;
+	unsigned char	data[0];
+};
+
+#define TYPE_NONE	0
+#define TYPE_RUNNING	1
+#define TYPE_WAITING	2
+#define TYPE_BLOCKED	3
+
+struct cpu_sample {
+	struct cpu_sample *next;
+
+	u64 start_time;
+	u64 end_time;
+	int type;
+	int cpu;
+};
+
+static struct per_pid *all_data;
+
+#define CSTATE 1
+#define PSTATE 2
+
+struct power_event {
+	struct power_event *next;
+	int type;
+	int state;
+	u64 start_time;
+	u64 end_time;
+	int cpu;
+};
+
+struct wake_event {
+	struct wake_event *next;
+	int waker;
+	int wakee;
+	u64 time;
+};
+
+static struct power_event    *power_events;
+static struct wake_event     *wake_events;
+
+struct sample_wrapper *all_samples;
+
+static struct per_pid *find_create_pid(int pid)
+{
+	struct per_pid *cursor = all_data;
+
+	while (cursor) {
+		if (cursor->pid == pid)
+			return cursor;
+		cursor = cursor->next;
+	}
+	cursor = malloc(sizeof(struct per_pid));
+	assert(cursor != NULL);
+	memset(cursor, 0, sizeof(struct per_pid));
+	cursor->pid = pid;
+	cursor->next = all_data;
+	all_data = cursor;
+	return cursor;
+}
+
+static void pid_set_comm(int pid, char *comm)
+{
+	struct per_pid *p;
+	struct per_pidcomm *c;
+	p = find_create_pid(pid);
+	c = p->all;
+	while (c) {
+		if (c->comm && strcmp(c->comm, comm) == 0) {
+			p->current = c;
+			return;
+		}
+		if (!c->comm) {
+			c->comm = strdup(comm);
+			p->current = c;
+			return;
+		}
+		c = c->next;
+	}
+	c = malloc(sizeof(struct per_pidcomm));
+	assert(c != NULL);
+	memset(c, 0, sizeof(struct per_pidcomm));
+	c->comm = strdup(comm);
+	p->current = c;
+	c->next = p->all;
+	p->all = c;
+}
+
+static void pid_fork(int pid, int ppid, u64 timestamp)
+{
+	struct per_pid *p, *pp;
+	p = find_create_pid(pid);
+	pp = find_create_pid(ppid);
+	p->ppid = ppid;
+	if (pp->current && pp->current->comm && !p->current)
+		pid_set_comm(pid, pp->current->comm);
+
+	p->start_time = timestamp;
+	if (p->current) {
+		p->current->start_time = timestamp;
+		p->current->state_since = timestamp;
+	}
+}
+
+static void pid_exit(int pid, u64 timestamp)
+{
+	struct per_pid *p;
+	p = find_create_pid(pid);
+	p->end_time = timestamp;
+	if (p->current)
+		p->current->end_time = timestamp;
+}
+
+static void
+pid_put_sample(int pid, int type, unsigned int cpu, u64 start, u64 end)
+{
+	struct per_pid *p;
+	struct per_pidcomm *c;
+	struct cpu_sample *sample;
+
+	p = find_create_pid(pid);
+	c = p->current;
+	if (!c) {
+		c = malloc(sizeof(struct per_pidcomm));
+		assert(c != NULL);
+		memset(c, 0, sizeof(struct per_pidcomm));
+		p->current = c;
+		c->next = p->all;
+		p->all = c;
+	}
+
+	sample = malloc(sizeof(struct cpu_sample));
+	assert(sample != NULL);
+	memset(sample, 0, sizeof(struct cpu_sample));
+	sample->start_time = start;
+	sample->end_time = end;
+	sample->type = type;
+	sample->next = c->samples;
+	sample->cpu = cpu;
+	c->samples = sample;
+
+	if (sample->type == TYPE_RUNNING && end > start && start > 0) {
+		c->total_time += (end-start);
+		p->total_time += (end-start);
+	}
+
+	if (c->start_time == 0 || c->start_time > start)
+		c->start_time = start;
+	if (p->start_time == 0 || p->start_time > start)
+		p->start_time = start;
+
+	if (cpu > numcpus)
+		numcpus = cpu;
+}
+
+#define MAX_CPUS 4096
+
+static u64 cpus_cstate_start_times[MAX_CPUS];
+static int cpus_cstate_state[MAX_CPUS];
+static u64 cpus_pstate_start_times[MAX_CPUS];
+static u64 cpus_pstate_state[MAX_CPUS];
+
+static int
+process_comm_event(event_t *event)
+{
+	pid_set_comm(event->comm.pid, event->comm.comm);
+	return 0;
+}
+static int
+process_fork_event(event_t *event)
+{
+	pid_fork(event->fork.pid, event->fork.ppid, event->fork.time);
+	return 0;
+}
+
+static int
+process_exit_event(event_t *event)
+{
+	pid_exit(event->fork.pid, event->fork.time);
+	return 0;
+}
+
+struct trace_entry {
+	u32			size;
+	unsigned short		type;
+	unsigned char		flags;
+	unsigned char		preempt_count;
+	int			pid;
+	int			tgid;
+};
+
+struct power_entry {
+	struct trace_entry te;
+	s64	type;
+	s64	value;
+};
+
+#define TASK_COMM_LEN 16
+struct wakeup_entry {
+	struct trace_entry te;
+	char comm[TASK_COMM_LEN];
+	int   pid;
+	int   prio;
+	int   success;
+};
+
+/*
+ * trace_flag_type is an enumeration that holds different
+ * states when a trace occurs. These are:
+ *  IRQS_OFF            - interrupts were disabled
+ *  IRQS_NOSUPPORT      - arch does not support irqs_disabled_flags
+ *  NEED_RESCED         - reschedule is requested
+ *  HARDIRQ             - inside an interrupt handler
+ *  SOFTIRQ             - inside a softirq handler
+ */
+enum trace_flag_type {
+	TRACE_FLAG_IRQS_OFF		= 0x01,
+	TRACE_FLAG_IRQS_NOSUPPORT	= 0x02,
+	TRACE_FLAG_NEED_RESCHED		= 0x04,
+	TRACE_FLAG_HARDIRQ		= 0x08,
+	TRACE_FLAG_SOFTIRQ		= 0x10,
+};
+
+
+
+struct sched_switch {
+	struct trace_entry te;
+	char prev_comm[TASK_COMM_LEN];
+	int  prev_pid;
+	int  prev_prio;
+	long prev_state; /* Arjan weeps. */
+	char next_comm[TASK_COMM_LEN];
+	int  next_pid;
+	int  next_prio;
+};
+
+static void c_state_start(int cpu, u64 timestamp, int state)
+{
+	cpus_cstate_start_times[cpu] = timestamp;
+	cpus_cstate_state[cpu] = state;
+}
+
+static void c_state_end(int cpu, u64 timestamp)
+{
+	struct power_event *pwr;
+	pwr = malloc(sizeof(struct power_event));
+	if (!pwr)
+		return;
+	memset(pwr, 0, sizeof(struct power_event));
+
+	pwr->state = cpus_cstate_state[cpu];
+	pwr->start_time = cpus_cstate_start_times[cpu];
+	pwr->end_time = timestamp;
+	pwr->cpu = cpu;
+	pwr->type = CSTATE;
+	pwr->next = power_events;
+
+	power_events = pwr;
+}
+
+static void p_state_change(int cpu, u64 timestamp, u64 new_freq)
+{
+	struct power_event *pwr;
+	pwr = malloc(sizeof(struct power_event));
+
+	if (new_freq > 8000000) /* detect invalid data */
+		return;
+
+	if (!pwr)
+		return;
+	memset(pwr, 0, sizeof(struct power_event));
+
+	pwr->state = cpus_pstate_state[cpu];
+	pwr->start_time = cpus_pstate_start_times[cpu];
+	pwr->end_time = timestamp;
+	pwr->cpu = cpu;
+	pwr->type = PSTATE;
+	pwr->next = power_events;
+
+	if (!pwr->start_time)
+		pwr->start_time = first_time;
+
+	power_events = pwr;
+
+	cpus_pstate_state[cpu] = new_freq;
+	cpus_pstate_start_times[cpu] = timestamp;
+
+	if ((u64)new_freq > max_freq)
+		max_freq = new_freq;
+
+	if (new_freq < min_freq || min_freq == 0)
+		min_freq = new_freq;
+
+	if (new_freq == max_freq - 1000)
+			turbo_frequency = max_freq;
+}
+
+static void
+sched_wakeup(int cpu, u64 timestamp, int pid, struct trace_entry *te)
+{
+	struct wake_event *we;
+	struct per_pid *p;
+	struct wakeup_entry *wake = (void *)te;
+
+	we = malloc(sizeof(struct wake_event));
+	if (!we)
+		return;
+
+	memset(we, 0, sizeof(struct wake_event));
+	we->time = timestamp;
+	we->waker = pid;
+
+	if ((te->flags & TRACE_FLAG_HARDIRQ) || (te->flags & TRACE_FLAG_SOFTIRQ))
+		we->waker = -1;
+
+	we->wakee = wake->pid;
+	we->next = wake_events;
+	wake_events = we;
+	p = find_create_pid(we->wakee);
+
+	if (p && p->current && p->current->state == TYPE_NONE) {
+		p->current->state_since = timestamp;
+		p->current->state = TYPE_WAITING;
+	}
+	if (p && p->current && p->current->state == TYPE_BLOCKED) {
+		pid_put_sample(p->pid, p->current->state, cpu, p->current->state_since, timestamp);
+		p->current->state_since = timestamp;
+		p->current->state = TYPE_WAITING;
+	}
+}
+
+static void sched_switch(int cpu, u64 timestamp, struct trace_entry *te)
+{
+	struct per_pid *p = NULL, *prev_p;
+	struct sched_switch *sw = (void *)te;
+
+
+	prev_p = find_create_pid(sw->prev_pid);
+
+	p = find_create_pid(sw->next_pid);
+
+	if (prev_p->current && prev_p->current->state != TYPE_NONE)
+		pid_put_sample(sw->prev_pid, TYPE_RUNNING, cpu, prev_p->current->state_since, timestamp);
+	if (p && p->current) {
+		if (p->current->state != TYPE_NONE)
+			pid_put_sample(sw->next_pid, p->current->state, cpu, p->current->state_since, timestamp);
+
+			p->current->state_since = timestamp;
+			p->current->state = TYPE_RUNNING;
+	}
+
+	if (prev_p->current) {
+		prev_p->current->state = TYPE_NONE;
+		prev_p->current->state_since = timestamp;
+		if (sw->prev_state & 2)
+			prev_p->current->state = TYPE_BLOCKED;
+		if (sw->prev_state == 0)
+			prev_p->current->state = TYPE_WAITING;
+	}
+}
+
+
+static int
+process_sample_event(event_t *event)
+{
+	int cursor = 0;
+	u64 addr = 0;
+	u64 stamp = 0;
+	u32 cpu = 0;
+	u32 pid = 0;
+	struct trace_entry *te;
+
+	if (sample_type & PERF_SAMPLE_IP)
+		cursor++;
+
+	if (sample_type & PERF_SAMPLE_TID) {
+		pid = event->sample.array[cursor]>>32;
+		cursor++;
+	}
+	if (sample_type & PERF_SAMPLE_TIME) {
+		stamp = event->sample.array[cursor++];
+
+		if (!first_time || first_time > stamp)
+			first_time = stamp;
+		if (last_time < stamp)
+			last_time = stamp;
+
+	}
+	if (sample_type & PERF_SAMPLE_ADDR)
+		addr = event->sample.array[cursor++];
+	if (sample_type & PERF_SAMPLE_ID)
+		cursor++;
+	if (sample_type & PERF_SAMPLE_STREAM_ID)
+		cursor++;
+	if (sample_type & PERF_SAMPLE_CPU)
+		cpu = event->sample.array[cursor++] & 0xFFFFFFFF;
+	if (sample_type & PERF_SAMPLE_PERIOD)
+		cursor++;
+
+	te = (void *)&event->sample.array[cursor];
+
+	if (sample_type & PERF_SAMPLE_RAW && te->size > 0) {
+		char *event_str;
+		struct power_entry *pe;
+
+		pe = (void *)te;
+
+		event_str = perf_header__find_event(te->type);
+
+		if (!event_str)
+			return 0;
+
+		if (strcmp(event_str, "power:power_start") == 0)
+			c_state_start(cpu, stamp, pe->value);
+
+		if (strcmp(event_str, "power:power_end") == 0)
+			c_state_end(cpu, stamp);
+
+		if (strcmp(event_str, "power:power_frequency") == 0)
+			p_state_change(cpu, stamp, pe->value);
+
+		if (strcmp(event_str, "sched:sched_wakeup") == 0)
+			sched_wakeup(cpu, stamp, pid, te);
+
+		if (strcmp(event_str, "sched:sched_switch") == 0)
+			sched_switch(cpu, stamp, te);
+	}
+	return 0;
+}
+
+/*
+ * After the last sample we need to wrap up the current C/P state
+ * and close out each CPU for these.
+ */
+static void end_sample_processing(void)
+{
+	u64 cpu;
+	struct power_event *pwr;
+
+	for (cpu = 0; cpu <= numcpus; cpu++) {
+		pwr = malloc(sizeof(struct power_event));
+		if (!pwr)
+			return;
+		memset(pwr, 0, sizeof(struct power_event));
+
+		/* C state */
+#if 0
+		pwr->state = cpus_cstate_state[cpu];
+		pwr->start_time = cpus_cstate_start_times[cpu];
+		pwr->end_time = last_time;
+		pwr->cpu = cpu;
+		pwr->type = CSTATE;
+		pwr->next = power_events;
+
+		power_events = pwr;
+#endif
+		/* P state */
+
+		pwr = malloc(sizeof(struct power_event));
+		if (!pwr)
+			return;
+		memset(pwr, 0, sizeof(struct power_event));
+
+		pwr->state = cpus_pstate_state[cpu];
+		pwr->start_time = cpus_pstate_start_times[cpu];
+		pwr->end_time = last_time;
+		pwr->cpu = cpu;
+		pwr->type = PSTATE;
+		pwr->next = power_events;
+
+		if (!pwr->start_time)
+			pwr->start_time = first_time;
+		if (!pwr->state)
+			pwr->state = min_freq;
+		power_events = pwr;
+	}
+}
+
+static u64 sample_time(event_t *event)
+{
+	int cursor;
+
+	cursor = 0;
+	if (sample_type & PERF_SAMPLE_IP)
+		cursor++;
+	if (sample_type & PERF_SAMPLE_TID)
+		cursor++;
+	if (sample_type & PERF_SAMPLE_TIME)
+		return event->sample.array[cursor];
+	return 0;
+}
+
+
+/*
+ * We first queue all events, sorted backwards by insertion.
+ * The order will get flipped later.
+ */
+static int
+queue_sample_event(event_t *event)
+{
+	struct sample_wrapper *copy, *prev;
+	int size;
+
+	size = event->sample.header.size + sizeof(struct sample_wrapper) + 8;
+
+	copy = malloc(size);
+	if (!copy)
+		return 1;
+
+	memset(copy, 0, size);
+
+	copy->next = NULL;
+	copy->timestamp = sample_time(event);
+
+	memcpy(&copy->data, event, event->sample.header.size);
+
+	/* insert in the right place in the list */
+
+	if (!all_samples) {
+		/* first sample ever */
+		all_samples = copy;
+		return 0;
+	}
+
+	if (all_samples->timestamp < copy->timestamp) {
+		/* insert at the head of the list */
+		copy->next = all_samples;
+		all_samples = copy;
+		return 0;
+	}
+
+	prev = all_samples;
+	while (prev->next) {
+		if (prev->next->timestamp < copy->timestamp) {
+			copy->next = prev->next;
+			prev->next = copy;
+			return 0;
+		}
+		prev = prev->next;
+	}
+	/* insert at the end of the list */
+	prev->next = copy;
+
+	return 0;
+}
+
+static void sort_queued_samples(void)
+{
+	struct sample_wrapper *cursor, *next;
+
+	cursor = all_samples;
+	all_samples = NULL;
+
+	while (cursor) {
+		next = cursor->next;
+		cursor->next = all_samples;
+		all_samples = cursor;
+		cursor = next;
+	}
+}
+
+/*
+ * Sort the pid datastructure
+ */
+static void sort_pids(void)
+{
+	struct per_pid *new_list, *p, *cursor, *prev;
+	/* sort by ppid first, then by pid, lowest to highest */
+
+	new_list = NULL;
+
+	while (all_data) {
+		p = all_data;
+		all_data = p->next;
+		p->next = NULL;
+
+		if (new_list == NULL) {
+			new_list = p;
+			p->next = NULL;
+			continue;
+		}
+		prev = NULL;
+		cursor = new_list;
+		while (cursor) {
+			if (cursor->ppid > p->ppid ||
+				(cursor->ppid == p->ppid && cursor->pid > p->pid)) {
+				/* must insert before */
+				if (prev) {
+					p->next = prev->next;
+					prev->next = p;
+					cursor = NULL;
+					continue;
+				} else {
+					p->next = new_list;
+					new_list = p;
+					cursor = NULL;
+					continue;
+				}
+			}
+
+			prev = cursor;
+			cursor = cursor->next;
+			if (!cursor)
+				prev->next = p;
+		}
+	}
+	all_data = new_list;
+}
+
+
+static void draw_c_p_states(void)
+{
+	struct power_event *pwr;
+	pwr = power_events;
+
+	/*
+	 * two pass drawing so that the P state bars are on top of the C state blocks
+	 */
+	while (pwr) {
+		if (pwr->type == CSTATE)
+			svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state);
+		pwr = pwr->next;
+	}
+
+	pwr = power_events;
+	while (pwr) {
+		if (pwr->type == PSTATE) {
+			if (!pwr->state)
+				pwr->state = min_freq;
+			svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state);
+		}
+		pwr = pwr->next;
+	}
+}
+
+static void draw_wakeups(void)
+{
+	struct wake_event *we;
+	struct per_pid *p;
+	struct per_pidcomm *c;
+
+	we = wake_events;
+	while (we) {
+		int from = 0, to = 0;
+		char *task_from = NULL, *task_to = NULL;
+
+		/* locate the column of the waker and wakee */
+		p = all_data;
+		while (p) {
+			if (p->pid == we->waker || p->pid == we->wakee) {
+				c = p->all;
+				while (c) {
+					if (c->Y && c->start_time <= we->time && c->end_time >= we->time) {
+						if (p->pid == we->waker) {
+							from = c->Y;
+							task_from = strdup(c->comm);
+						}
+						if (p->pid == we->wakee) {
+							to = c->Y;
+							task_to = strdup(c->comm);
+						}
+					}
+					c = c->next;
+				}
+				c = p->all;
+				while (c) {
+					if (p->pid == we->waker && !from) {
+						from = c->Y;
+						task_from = strdup(c->comm);
+					}
+					if (p->pid == we->wakee && !to) {
+						to = c->Y;
+						task_to = strdup(c->comm);
+					}
+					c = c->next;
+				}
+			}
+			p = p->next;
+		}
+
+		if (!task_from) {
+			task_from = malloc(40);
+			sprintf(task_from, "[%i]", we->waker);
+		}
+		if (!task_to) {
+			task_to = malloc(40);
+			sprintf(task_to, "[%i]", we->wakee);
+		}
+
+		if (we->waker == -1)
+			svg_interrupt(we->time, to);
+		else if (from && to && abs(from - to) == 1)
+			svg_wakeline(we->time, from, to);
+		else
+			svg_partial_wakeline(we->time, from, task_from, to, task_to);
+		we = we->next;
+
+		free(task_from);
+		free(task_to);
+	}
+}
+
+static void draw_cpu_usage(void)
+{
+	struct per_pid *p;
+	struct per_pidcomm *c;
+	struct cpu_sample *sample;
+	p = all_data;
+	while (p) {
+		c = p->all;
+		while (c) {
+			sample = c->samples;
+			while (sample) {
+				if (sample->type == TYPE_RUNNING)
+					svg_process(sample->cpu, sample->start_time, sample->end_time, "sample", c->comm);
+
+				sample = sample->next;
+			}
+			c = c->next;
+		}
+		p = p->next;
+	}
+}
+
+static void draw_process_bars(void)
+{
+	struct per_pid *p;
+	struct per_pidcomm *c;
+	struct cpu_sample *sample;
+	int Y = 0;
+
+	Y = 2 * numcpus + 2;
+
+	p = all_data;
+	while (p) {
+		c = p->all;
+		while (c) {
+			if (!c->display) {
+				c->Y = 0;
+				c = c->next;
+				continue;
+			}
+
+			svg_box(Y, c->start_time, c->end_time, "process");
+			sample = c->samples;
+			while (sample) {
+				if (sample->type == TYPE_RUNNING)
+					svg_sample(Y, sample->cpu, sample->start_time, sample->end_time);
+				if (sample->type == TYPE_BLOCKED)
+					svg_box(Y, sample->start_time, sample->end_time, "blocked");
+				if (sample->type == TYPE_WAITING)
+					svg_waiting(Y, sample->start_time, sample->end_time);
+				sample = sample->next;
+			}
+
+			if (c->comm) {
+				char comm[256];
+				if (c->total_time > 5000000000) /* 5 seconds */
+					sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / 1000000000.0);
+				else
+					sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / 1000000.0);
+
+				svg_text(Y, c->start_time, comm);
+			}
+			c->Y = Y;
+			Y++;
+			c = c->next;
+		}
+		p = p->next;
+	}
+}
+
+static int determine_display_tasks(u64 threshold)
+{
+	struct per_pid *p;
+	struct per_pidcomm *c;
+	int count = 0;
+
+	p = all_data;
+	while (p) {
+		p->display = 0;
+		if (p->start_time == 1)
+			p->start_time = first_time;
+
+		/* no exit marker, task kept running to the end */
+		if (p->end_time == 0)
+			p->end_time = last_time;
+		if (p->total_time >= threshold && !power_only)
+			p->display = 1;
+
+		c = p->all;
+
+		while (c) {
+			c->display = 0;
+
+			if (c->start_time == 1)
+				c->start_time = first_time;
+
+			if (c->total_time >= threshold && !power_only) {
+				c->display = 1;
+				count++;
+			}
+
+			if (c->end_time == 0)
+				c->end_time = last_time;
+
+			c = c->next;
+		}
+		p = p->next;
+	}
+	return count;
+}
+
+
+
+#define TIME_THRESH 10000000
+
+static void write_svg_file(const char *filename)
+{
+	u64 i;
+	int count;
+
+	numcpus++;
+
+
+	count = determine_display_tasks(TIME_THRESH);
+
+	/* We'd like to show at least 15 tasks; be less picky if we have fewer */
+	if (count < 15)
+		count = determine_display_tasks(TIME_THRESH / 10);
+
+	open_svg(filename, numcpus, count, first_time, last_time);
+
+	svg_time_grid();
+	svg_legenda();
+
+	for (i = 0; i < numcpus; i++)
+		svg_cpu_box(i, max_freq, turbo_frequency);
+
+	draw_cpu_usage();
+	draw_process_bars();
+	draw_c_p_states();
+	draw_wakeups();
+
+	svg_close();
+}
+
+static int
+process_event(event_t *event)
+{
+
+	switch (event->header.type) {
+
+	case PERF_RECORD_COMM:
+		return process_comm_event(event);
+	case PERF_RECORD_FORK:
+		return process_fork_event(event);
+	case PERF_RECORD_EXIT:
+		return process_exit_event(event);
+	case PERF_RECORD_SAMPLE:
+		return queue_sample_event(event);
+
+	/*
+	 * We dont process them right now but they are fine:
+	 */
+	case PERF_RECORD_MMAP:
+	case PERF_RECORD_THROTTLE:
+	case PERF_RECORD_UNTHROTTLE:
+		return 0;
+
+	default:
+		return -1;
+	}
+
+	return 0;
+}
+
+static void process_samples(void)
+{
+	struct sample_wrapper *cursor;
+	event_t *event;
+
+	sort_queued_samples();
+
+	cursor = all_samples;
+	while (cursor) {
+		event = (void *)&cursor->data;
+		cursor = cursor->next;
+		process_sample_event(event);
+	}
+}
+
+
+static int __cmd_timechart(void)
+{
+	int ret, rc = EXIT_FAILURE;
+	unsigned long offset = 0;
+	unsigned long head, shift;
+	struct stat statbuf;
+	event_t *event;
+	uint32_t size;
+	char *buf;
+	int input;
+
+	input = open(input_name, O_RDONLY);
+	if (input < 0) {
+		fprintf(stderr, " failed to open file: %s", input_name);
+		if (!strcmp(input_name, "perf.data"))
+			fprintf(stderr, "  (try 'perf record' first)");
+		fprintf(stderr, "\n");
+		exit(-1);
+	}
+
+	ret = fstat(input, &statbuf);
+	if (ret < 0) {
+		perror("failed to stat file");
+		exit(-1);
+	}
+
+	if (!statbuf.st_size) {
+		fprintf(stderr, "zero-sized file, nothing to do!\n");
+		exit(0);
+	}
+
+	header = perf_header__read(input);
+	head = header->data_offset;
+
+	sample_type = perf_header__sample_type(header);
+
+	shift = page_size * (head / page_size);
+	offset += shift;
+	head -= shift;
+
+remap:
+	buf = (char *)mmap(NULL, page_size * mmap_window, PROT_READ,
+			   MAP_SHARED, input, offset);
+	if (buf == MAP_FAILED) {
+		perror("failed to mmap file");
+		exit(-1);
+	}
+
+more:
+	event = (event_t *)(buf + head);
+
+	size = event->header.size;
+	if (!size)
+		size = 8;
+
+	if (head + event->header.size >= page_size * mmap_window) {
+		int ret2;
+
+		shift = page_size * (head / page_size);
+
+		ret2 = munmap(buf, page_size * mmap_window);
+		assert(ret2 == 0);
+
+		offset += shift;
+		head -= shift;
+		goto remap;
+	}
+
+	size = event->header.size;
+
+	if (!size || process_event(event) < 0) {
+
+		printf("%p [%p]: skipping unknown header type: %d\n",
+			(void *)(offset + head),
+			(void *)(long)(event->header.size),
+			event->header.type);
+
+		/*
+		 * assume we lost track of the stream, check alignment, and
+		 * increment a single u64 in the hope to catch on again 'soon'.
+		 */
+
+		if (unlikely(head & 7))
+			head &= ~7ULL;
+
+		size = 8;
+	}
+
+	head += size;
+
+	if (offset + head >= header->data_offset + header->data_size)
+		goto done;
+
+	if (offset + head < (unsigned long)statbuf.st_size)
+		goto more;
+
+done:
+	rc = EXIT_SUCCESS;
+	close(input);
+
+
+	process_samples();
+
+	end_sample_processing();
+
+	sort_pids();
+
+	write_svg_file(output_name);
+
+	printf("Written %2.1f seconds of trace to %s.\n", (last_time - first_time) / 1000000000.0, output_name);
+
+	return rc;
+}
+
+static const char * const timechart_usage[] = {
+	"perf timechart [<options>] {record}",
+	NULL
+};
+
+static const char *record_args[] = {
+	"record",
+	"-a",
+	"-R",
+	"-M",
+	"-f",
+	"-c", "1",
+	"-e", "power:power_start",
+	"-e", "power:power_end",
+	"-e", "power:power_frequency",
+	"-e", "sched:sched_wakeup",
+	"-e", "sched:sched_switch",
+};
+
+static int __cmd_record(int argc, const char **argv)
+{
+	unsigned int rec_argc, i, j;
+	const char **rec_argv;
+
+	rec_argc = ARRAY_SIZE(record_args) + argc - 1;
+	rec_argv = calloc(rec_argc + 1, sizeof(char *));
+
+	for (i = 0; i < ARRAY_SIZE(record_args); i++)
+		rec_argv[i] = strdup(record_args[i]);
+
+	for (j = 1; j < (unsigned int)argc; j++, i++)
+		rec_argv[i] = argv[j];
+
+	return cmd_record(i, rec_argv, NULL);
+}
+
+static const struct option options[] = {
+	OPT_STRING('i', "input", &input_name, "file",
+		    "input file name"),
+	OPT_STRING('o', "output", &output_name, "file",
+		    "output file name"),
+	OPT_INTEGER('w', "width", &svg_page_width,
+		    "page width"),
+	OPT_BOOLEAN('p', "power-only", &power_only,
+		    "output power data only"),
+	OPT_END()
+};
+
+
+int cmd_timechart(int argc, const char **argv, const char *prefix __used)
+{
+	symbol__init();
+
+	page_size = getpagesize();
+
+	argc = parse_options(argc, argv, options, timechart_usage,
+			PARSE_OPT_STOP_AT_NON_OPTION);
+
+	if (argc && !strncmp(argv[0], "rec", 3))
+		return __cmd_record(argc, argv);
+	else if (argc)
+		usage_with_options(timechart_usage, options);
+
+	setup_pager();
+
+	return __cmd_timechart();
+}
diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 4002ccb36750..e23bc74e734f 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -686,6 +686,8 @@ static void handle_keypress(int c)
 	switch (c) {
 		case 'd':
 			prompt_integer(&delay_secs, "Enter display delay");
+			if (delay_secs < 1)
+				delay_secs = 1;
 			break;
 		case 'e':
 			prompt_integer(&print_entries, "Enter display entries (lines)");
@@ -782,6 +784,7 @@ static const char *skip_symbols[] = {
 	"exit_idle",
 	"mwait_idle",
 	"mwait_idle_with_hints",
+	"poll_idle",
 	"ppc64_runlatch_off",
 	"pseries_dedicated_idle_sleep",
 	NULL
@@ -901,7 +904,7 @@ struct mmap_data {
 
 static unsigned int mmap_read_head(struct mmap_data *md)
 {
-	struct perf_counter_mmap_page *pc = md->base;
+	struct perf_event_mmap_page *pc = md->base;
 	int head;
 
 	head = pc->data_head;
@@ -977,9 +980,9 @@ static void mmap_read_counter(struct mmap_data *md)
 
 		old += size;
 
-		if (event->header.type == PERF_EVENT_SAMPLE) {
+		if (event->header.type == PERF_RECORD_SAMPLE) {
 			int user =
-	(event->header.misc & PERF_EVENT_MISC_CPUMODE_MASK) == PERF_EVENT_MISC_USER;
+	(event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK) == PERF_RECORD_MISC_USER;
 			process_event(event->ip.ip, md->counter, user);
 		}
 	}
@@ -1005,7 +1008,7 @@ int group_fd;
 
 static void start_counter(int i, int counter)
 {
-	struct perf_counter_attr *attr;
+	struct perf_event_attr *attr;
 	int cpu;
 
 	cpu = profile_cpu;
@@ -1019,12 +1022,12 @@ static void start_counter(int i, int counter)
 	attr->inherit		= (cpu < 0) && inherit;
 
 try_again:
-	fd[i][counter] = sys_perf_counter_open(attr, target_pid, cpu, group_fd, 0);
+	fd[i][counter] = sys_perf_event_open(attr, target_pid, cpu, group_fd, 0);
 
 	if (fd[i][counter] < 0) {
 		int err = errno;
 
-		if (err == EPERM)
+		if (err == EPERM || err == EACCES)
 			die("No permission - are you root?\n");
 		/*
 		 * If it's cycles then fall back to hrtimer
@@ -1044,7 +1047,7 @@ try_again:
 		printf("\n");
 		error("perfcounter syscall returned with %d (%s)\n",
 			fd[i][counter], strerror(err));
-		die("No CONFIG_PERF_COUNTERS=y kernel support configured?\n");
+		die("No CONFIG_PERF_EVENTS=y kernel support configured?\n");
 		exit(-1);
 	}
 	assert(fd[i][counter] >= 0);
diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c
index 914ab366e369..0c5e4f72f2ba 100644
--- a/tools/perf/builtin-trace.c
+++ b/tools/perf/builtin-trace.c
@@ -35,14 +35,14 @@ process_comm_event(event_t *event, unsigned long offset, unsigned long head)
 
 	thread = threads__findnew(event->comm.pid, &threads, &last_match);
 
-	dump_printf("%p [%p]: PERF_EVENT_COMM: %s:%d\n",
+	dump_printf("%p [%p]: PERF_RECORD_COMM: %s:%d\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->comm.comm, event->comm.pid);
 
 	if (thread == NULL ||
 	    thread__set_comm(thread, event->comm.comm)) {
-		dump_printf("problem processing PERF_EVENT_COMM, skipping event.\n");
+		dump_printf("problem processing PERF_RECORD_COMM, skipping event.\n");
 		return -1;
 	}
 	total_comm++;
@@ -82,7 +82,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		more_data += sizeof(u64);
 	}
 
-	dump_printf("%p [%p]: PERF_EVENT_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
+	dump_printf("%p [%p]: PERF_RECORD_SAMPLE (IP, %d): %d/%d: %p period: %Ld\n",
 		(void *)(offset + head),
 		(void *)(long)(event->header.size),
 		event->header.misc,
@@ -98,9 +98,9 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 		return -1;
 	}
 
-	cpumode = event->header.misc & PERF_EVENT_MISC_CPUMODE_MASK;
+	cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK;
 
-	if (cpumode == PERF_EVENT_MISC_KERNEL) {
+	if (cpumode == PERF_RECORD_MISC_KERNEL) {
 		show = SHOW_KERNEL;
 		level = 'k';
 
@@ -108,7 +108,7 @@ process_sample_event(event_t *event, unsigned long offset, unsigned long head)
 
 		dump_printf(" ...... dso: %s\n", dso->name);
 
-	} else if (cpumode == PERF_EVENT_MISC_USER) {
+	} else if (cpumode == PERF_RECORD_MISC_USER) {
 
 		show = SHOW_USER;
 		level = '.';
@@ -146,19 +146,19 @@ process_event(event_t *event, unsigned long offset, unsigned long head)
 	trace_event(event);
 
 	switch (event->header.type) {
-	case PERF_EVENT_MMAP ... PERF_EVENT_LOST:
+	case PERF_RECORD_MMAP ... PERF_RECORD_LOST:
 		return 0;
 
-	case PERF_EVENT_COMM:
+	case PERF_RECORD_COMM:
 		return process_comm_event(event, offset, head);
 
-	case PERF_EVENT_EXIT ... PERF_EVENT_READ:
+	case PERF_RECORD_EXIT ... PERF_RECORD_READ:
 		return 0;
 
-	case PERF_EVENT_SAMPLE:
+	case PERF_RECORD_SAMPLE:
 		return process_sample_event(event, offset, head);
 
-	case PERF_EVENT_MAX:
+	case PERF_RECORD_MAX:
 	default:
 		return -1;
 	}
@@ -219,10 +219,6 @@ remap:
 more:
 	event = (event_t *)(buf + head);
 
-	size = event->header.size;
-	if (!size)
-		size = 8;
-
 	if (head + event->header.size >= page_size * mmap_window) {
 		unsigned long shift = page_size * (head / page_size);
 		int res;
@@ -237,7 +233,6 @@ more:
 
 	size = event->header.size;
 
-
 	if (!size || process_event(event, offset, head) < 0) {
 
 		/*
@@ -290,7 +285,6 @@ int cmd_trace(int argc, const char **argv, const char *prefix __used)
 			usage_with_options(annotate_usage, options);
 	}
 
-
 	setup_pager();
 
 	return __cmd_trace();
diff --git a/tools/perf/builtin.h b/tools/perf/builtin.h
index 3a63e41fb44e..e11d8d231c3b 100644
--- a/tools/perf/builtin.h
+++ b/tools/perf/builtin.h
@@ -16,12 +16,14 @@ extern int check_pager_config(const char *cmd);
 
 extern int cmd_annotate(int argc, const char **argv, const char *prefix);
 extern int cmd_help(int argc, const char **argv, const char *prefix);
+extern int cmd_sched(int argc, const char **argv, const char *prefix);
+extern int cmd_list(int argc, const char **argv, const char *prefix);
 extern int cmd_record(int argc, const char **argv, const char *prefix);
 extern int cmd_report(int argc, const char **argv, const char *prefix);
 extern int cmd_stat(int argc, const char **argv, const char *prefix);
+extern int cmd_timechart(int argc, const char **argv, const char *prefix);
 extern int cmd_top(int argc, const char **argv, const char *prefix);
-extern int cmd_version(int argc, const char **argv, const char *prefix);
-extern int cmd_list(int argc, const char **argv, const char *prefix);
 extern int cmd_trace(int argc, const char **argv, const char *prefix);
+extern int cmd_version(int argc, const char **argv, const char *prefix);
 
 #endif
diff --git a/tools/perf/command-list.txt b/tools/perf/command-list.txt
index eebce30afbc0..00326e230d87 100644
--- a/tools/perf/command-list.txt
+++ b/tools/perf/command-list.txt
@@ -4,7 +4,10 @@
 #
 perf-annotate			mainporcelain common
 perf-list			mainporcelain common
+perf-sched			mainporcelain common
 perf-record			mainporcelain common
 perf-report			mainporcelain common
 perf-stat			mainporcelain common
+perf-timechart			mainporcelain common
 perf-top			mainporcelain common
+perf-trace			mainporcelain common
diff --git a/tools/perf/design.txt b/tools/perf/design.txt
index f71e0d245cba..fdd42a824c98 100644
--- a/tools/perf/design.txt
+++ b/tools/perf/design.txt
@@ -18,10 +18,10 @@ underlying hardware counters.
 Performance counters are accessed via special file descriptors.
 There's one file descriptor per virtual counter used.
 
-The special file descriptor is opened via the perf_counter_open()
+The special file descriptor is opened via the perf_event_open()
 system call:
 
-   int sys_perf_counter_open(struct perf_counter_hw_event *hw_event_uptr,
+   int sys_perf_event_open(struct perf_event_hw_event *hw_event_uptr,
 			     pid_t pid, int cpu, int group_fd,
 			     unsigned long flags);
 
@@ -32,9 +32,9 @@ can be used to set the blocking mode, etc.
 Multiple counters can be kept open at a time, and the counters
 can be poll()ed.
 
-When creating a new counter fd, 'perf_counter_hw_event' is:
+When creating a new counter fd, 'perf_event_hw_event' is:
 
-struct perf_counter_hw_event {
+struct perf_event_hw_event {
         /*
          * The MSB of the config word signifies if the rest contains cpu
          * specific (raw) counter configuration data, if unset, the next
@@ -93,7 +93,7 @@ specified by 'event_id':
 
 /*
  * Generalized performance counter event types, used by the hw_event.event_id
- * parameter of the sys_perf_counter_open() syscall:
+ * parameter of the sys_perf_event_open() syscall:
  */
 enum hw_event_ids {
 	/*
@@ -159,7 +159,7 @@ in size.
  * reads on the counter should return the indicated quantities,
  * in increasing order of bit value, after the counter value.
  */
-enum perf_counter_read_format {
+enum perf_event_read_format {
         PERF_FORMAT_TOTAL_TIME_ENABLED  =  1,
         PERF_FORMAT_TOTAL_TIME_RUNNING  =  2,
 };
@@ -178,7 +178,7 @@ interrupt:
  * Bits that can be set in hw_event.record_type to request information
  * in the overflow packets.
  */
-enum perf_counter_record_format {
+enum perf_event_record_format {
         PERF_RECORD_IP          = 1U << 0,
         PERF_RECORD_TID         = 1U << 1,
         PERF_RECORD_TIME        = 1U << 2,
@@ -228,7 +228,7 @@ these events are recorded in the ring-buffer (see below).
 The 'comm' bit allows tracking of process comm data on process creation.
 This too is recorded in the ring-buffer (see below).
 
-The 'pid' parameter to the perf_counter_open() system call allows the
+The 'pid' parameter to the perf_event_open() system call allows the
 counter to be specific to a task:
 
  pid == 0: if the pid parameter is zero, the counter is attached to the
@@ -258,7 +258,7 @@ The 'flags' parameter is currently unused and must be zero.
 
 The 'group_fd' parameter allows counter "groups" to be set up.  A
 counter group has one counter which is the group "leader".  The leader
-is created first, with group_fd = -1 in the perf_counter_open call
+is created first, with group_fd = -1 in the perf_event_open call
 that creates it.  The rest of the group members are created
 subsequently, with group_fd giving the fd of the group leader.
 (A single counter on its own is created with group_fd = -1 and is
@@ -277,13 +277,13 @@ tracking are logged into a ring-buffer. This ring-buffer is created and
 accessed through mmap().
 
 The mmap size should be 1+2^n pages, where the first page is a meta-data page
-(struct perf_counter_mmap_page) that contains various bits of information such
+(struct perf_event_mmap_page) that contains various bits of information such
 as where the ring-buffer head is.
 
 /*
  * Structure of the page that can be mapped via mmap
  */
-struct perf_counter_mmap_page {
+struct perf_event_mmap_page {
         __u32   version;                /* version number of this structure */
         __u32   compat_version;         /* lowest version this is compat with */
 
@@ -317,7 +317,7 @@ struct perf_counter_mmap_page {
          * Control data for the mmap() data buffer.
          *
          * User-space reading this value should issue an rmb(), on SMP capable
-         * platforms, after reading this value -- see perf_counter_wakeup().
+         * platforms, after reading this value -- see perf_event_wakeup().
          */
         __u32   data_head;              /* head in the data section */
 };
@@ -327,9 +327,9 @@ NOTE: the hw-counter userspace bits are arch specific and are currently only
 
 The following 2^n pages are the ring-buffer which contains events of the form:
 
-#define PERF_EVENT_MISC_KERNEL          (1 << 0)
-#define PERF_EVENT_MISC_USER            (1 << 1)
-#define PERF_EVENT_MISC_OVERFLOW        (1 << 2)
+#define PERF_RECORD_MISC_KERNEL          (1 << 0)
+#define PERF_RECORD_MISC_USER            (1 << 1)
+#define PERF_RECORD_MISC_OVERFLOW        (1 << 2)
 
 struct perf_event_header {
         __u32   type;
@@ -353,8 +353,8 @@ enum perf_event_type {
          *      char                            filename[];
          * };
          */
-        PERF_EVENT_MMAP                 = 1,
-        PERF_EVENT_MUNMAP               = 2,
+        PERF_RECORD_MMAP                 = 1,
+        PERF_RECORD_MUNMAP               = 2,
 
         /*
          * struct {
@@ -364,10 +364,10 @@ enum perf_event_type {
          *      char                            comm[];
          * };
          */
-        PERF_EVENT_COMM                 = 3,
+        PERF_RECORD_COMM                 = 3,
 
         /*
-         * When header.misc & PERF_EVENT_MISC_OVERFLOW the event_type field
+         * When header.misc & PERF_RECORD_MISC_OVERFLOW the event_type field
          * will be PERF_RECORD_*
          *
          * struct {
@@ -397,7 +397,7 @@ Notification of new events is possible through poll()/select()/epoll() and
 fcntl() managing signals.
 
 Normally a notification is generated for every page filled, however one can
-additionally set perf_counter_hw_event.wakeup_events to generate one every
+additionally set perf_event_hw_event.wakeup_events to generate one every
 so many counter overflow events.
 
 Future work will include a splice() interface to the ring-buffer.
@@ -409,11 +409,11 @@ events but does continue to exist and maintain its count value.
 
 An individual counter or counter group can be enabled with
 
-	ioctl(fd, PERF_COUNTER_IOC_ENABLE);
+	ioctl(fd, PERF_EVENT_IOC_ENABLE);
 
 or disabled with
 
-	ioctl(fd, PERF_COUNTER_IOC_DISABLE);
+	ioctl(fd, PERF_EVENT_IOC_DISABLE);
 
 Enabling or disabling the leader of a group enables or disables the
 whole group; that is, while the group leader is disabled, none of the
@@ -424,16 +424,16 @@ other counter.
 
 Additionally, non-inherited overflow counters can use
 
-	ioctl(fd, PERF_COUNTER_IOC_REFRESH, nr);
+	ioctl(fd, PERF_EVENT_IOC_REFRESH, nr);
 
 to enable a counter for 'nr' events, after which it gets disabled again.
 
 A process can enable or disable all the counter groups that are
 attached to it, using prctl:
 
-	prctl(PR_TASK_PERF_COUNTERS_ENABLE);
+	prctl(PR_TASK_PERF_EVENTS_ENABLE);
 
-	prctl(PR_TASK_PERF_COUNTERS_DISABLE);
+	prctl(PR_TASK_PERF_EVENTS_DISABLE);
 
 This applies to all counters on the current process, whether created
 by this process or by another, and doesn't affect any counters that
@@ -447,11 +447,14 @@ Arch requirements
 If your architecture does not have hardware performance metrics, you can
 still use the generic software counters based on hrtimers for sampling.
 
-So to start with, in order to add HAVE_PERF_COUNTERS to your Kconfig, you
+So to start with, in order to add HAVE_PERF_EVENTS to your Kconfig, you
 will need at least this:
-	- asm/perf_counter.h - a basic stub will suffice at first
+	- asm/perf_event.h - a basic stub will suffice at first
 	- support for atomic64 types (and associated helper functions)
-	- set_perf_counter_pending() implemented
+	- set_perf_event_pending() implemented
 
 If your architecture does have hardware capabilities, you can override the
-weak stub hw_perf_counter_init() to register hardware counters.
+weak stub hw_perf_event_init() to register hardware counters.
+
+Architectures that have d-cache aliassing issues, such as Sparc and ARM,
+should select PERF_USE_VMALLOC in order to avoid these for perf mmap().
diff --git a/tools/perf/perf.c b/tools/perf/perf.c
index fe4589dde950..19fc7feb9d59 100644
--- a/tools/perf/perf.c
+++ b/tools/perf/perf.c
@@ -289,10 +289,12 @@ static void handle_internal_command(int argc, const char **argv)
 		{ "record", cmd_record, 0 },
 		{ "report", cmd_report, 0 },
 		{ "stat", cmd_stat, 0 },
+		{ "timechart", cmd_timechart, 0 },
 		{ "top", cmd_top, 0 },
 		{ "annotate", cmd_annotate, 0 },
 		{ "version", cmd_version, 0 },
 		{ "trace", cmd_trace, 0 },
+		{ "sched", cmd_sched, 0 },
 	};
 	unsigned int i;
 	static const char ext[] = STRIP_EXTENSION;
diff --git a/tools/perf/perf.h b/tools/perf/perf.h
index 2abeb20d0bf3..8cc4623afd6f 100644
--- a/tools/perf/perf.h
+++ b/tools/perf/perf.h
@@ -52,15 +52,15 @@
 #include <sys/types.h>
 #include <sys/syscall.h>
 
-#include "../../include/linux/perf_counter.h"
+#include "../../include/linux/perf_event.h"
 #include "util/types.h"
 
 /*
- * prctl(PR_TASK_PERF_COUNTERS_DISABLE) will (cheaply) disable all
+ * prctl(PR_TASK_PERF_EVENTS_DISABLE) will (cheaply) disable all
  * counters in the current task.
  */
-#define PR_TASK_PERF_COUNTERS_DISABLE   31
-#define PR_TASK_PERF_COUNTERS_ENABLE    32
+#define PR_TASK_PERF_EVENTS_DISABLE   31
+#define PR_TASK_PERF_EVENTS_ENABLE    32
 
 #ifndef NSEC_PER_SEC
 # define NSEC_PER_SEC			1000000000ULL
@@ -90,12 +90,12 @@ static inline unsigned long long rdclock(void)
 	_min1 < _min2 ? _min1 : _min2; })
 
 static inline int
-sys_perf_counter_open(struct perf_counter_attr *attr,
+sys_perf_event_open(struct perf_event_attr *attr,
 		      pid_t pid, int cpu, int group_fd,
 		      unsigned long flags)
 {
 	attr->size = sizeof(*attr);
-	return syscall(__NR_perf_counter_open, attr, pid, cpu,
+	return syscall(__NR_perf_event_open, attr, pid, cpu,
 		       group_fd, flags);
 }
 
diff --git a/tools/perf/util/PERF-VERSION-GEN b/tools/perf/util/PERF-VERSION-GEN
index c561d1538c03..54552a00a117 100755
--- a/tools/perf/util/PERF-VERSION-GEN
+++ b/tools/perf/util/PERF-VERSION-GEN
@@ -1,7 +1,7 @@
 #!/bin/sh
 
 GVF=PERF-VERSION-FILE
-DEF_VER=v0.0.1.PERF
+DEF_VER=v0.0.2.PERF
 
 LF='
 '
diff --git a/tools/perf/util/event.h b/tools/perf/util/event.h
index fa2d4e91d329..2c9c26d6ded0 100644
--- a/tools/perf/util/event.h
+++ b/tools/perf/util/event.h
@@ -1,5 +1,5 @@
-#ifndef __PERF_EVENT_H
-#define __PERF_EVENT_H
+#ifndef __PERF_RECORD_H
+#define __PERF_RECORD_H
 #include "../perf.h"
 #include "util.h"
 #include <linux/list.h>
@@ -39,6 +39,7 @@ struct fork_event {
 	struct perf_event_header header;
 	u32 pid, ppid;
 	u32 tid, ptid;
+	u64 time;
 };
 
 struct lost_event {
@@ -52,13 +53,19 @@ struct lost_event {
  */
 struct read_event {
 	struct perf_event_header header;
-	u32 pid,tid;
+	u32 pid, tid;
 	u64 value;
 	u64 time_enabled;
 	u64 time_running;
 	u64 id;
 };
 
+struct sample_event{
+	struct perf_event_header        header;
+	u64 array[];
+};
+
+
 typedef union event_union {
 	struct perf_event_header	header;
 	struct ip_event			ip;
@@ -67,6 +74,7 @@ typedef union event_union {
 	struct fork_event		fork;
 	struct lost_event		lost;
 	struct read_event		read;
+	struct sample_event		sample;
 } event_t;
 
 struct map {
diff --git a/tools/perf/util/header.c b/tools/perf/util/header.c
index ec4d4c2f9522..e306857b2c2b 100644
--- a/tools/perf/util/header.c
+++ b/tools/perf/util/header.c
@@ -7,10 +7,9 @@
 #include "header.h"
 
 /*
- *
+ * Create new perf.data header attribute:
  */
-
-struct perf_header_attr *perf_header_attr__new(struct perf_counter_attr *attr)
+struct perf_header_attr *perf_header_attr__new(struct perf_event_attr *attr)
 {
 	struct perf_header_attr *self = malloc(sizeof(*self));
 
@@ -43,9 +42,8 @@ void perf_header_attr__add_id(struct perf_header_attr *self, u64 id)
 }
 
 /*
- *
+ * Create new perf.data header:
  */
-
 struct perf_header *perf_header__new(void)
 {
 	struct perf_header *self = malloc(sizeof(*self));
@@ -86,6 +84,46 @@ void perf_header__add_attr(struct perf_header *self,
 	self->attr[pos] = attr;
 }
 
+#define MAX_EVENT_NAME 64
+
+struct perf_trace_event_type {
+	u64	event_id;
+	char	name[MAX_EVENT_NAME];
+};
+
+static int event_count;
+static struct perf_trace_event_type *events;
+
+void perf_header__push_event(u64 id, const char *name)
+{
+	if (strlen(name) > MAX_EVENT_NAME)
+		printf("Event %s will be truncated\n", name);
+
+	if (!events) {
+		events = malloc(sizeof(struct perf_trace_event_type));
+		if (!events)
+			die("nomem");
+	} else {
+		events = realloc(events, (event_count + 1) * sizeof(struct perf_trace_event_type));
+		if (!events)
+			die("nomem");
+	}
+	memset(&events[event_count], 0, sizeof(struct perf_trace_event_type));
+	events[event_count].event_id = id;
+	strncpy(events[event_count].name, name, MAX_EVENT_NAME - 1);
+	event_count++;
+}
+
+char *perf_header__find_event(u64 id)
+{
+	int i;
+	for (i = 0 ; i < event_count; i++) {
+		if (events[i].event_id == id)
+			return events[i].name;
+	}
+	return NULL;
+}
+
 static const char *__perf_magic = "PERFFILE";
 
 #define PERF_MAGIC	(*(u64 *)__perf_magic)
@@ -96,7 +134,7 @@ struct perf_file_section {
 };
 
 struct perf_file_attr {
-	struct perf_counter_attr	attr;
+	struct perf_event_attr	attr;
 	struct perf_file_section	ids;
 };
 
@@ -106,6 +144,7 @@ struct perf_file_header {
 	u64				attr_size;
 	struct perf_file_section	attrs;
 	struct perf_file_section	data;
+	struct perf_file_section	event_types;
 };
 
 static void do_write(int fd, void *buf, size_t size)
@@ -154,6 +193,11 @@ void perf_header__write(struct perf_header *self, int fd)
 		do_write(fd, &f_attr, sizeof(f_attr));
 	}
 
+	self->event_offset = lseek(fd, 0, SEEK_CUR);
+	self->event_size = event_count * sizeof(struct perf_trace_event_type);
+	if (events)
+		do_write(fd, events, self->event_size);
+
 
 	self->data_offset = lseek(fd, 0, SEEK_CUR);
 
@@ -169,6 +213,10 @@ void perf_header__write(struct perf_header *self, int fd)
 			.offset = self->data_offset,
 			.size	= self->data_size,
 		},
+		.event_types = {
+			.offset = self->event_offset,
+			.size	= self->event_size,
+		},
 	};
 
 	lseek(fd, 0, SEEK_SET);
@@ -234,6 +282,17 @@ struct perf_header *perf_header__read(int fd)
 		lseek(fd, tmp, SEEK_SET);
 	}
 
+	if (f_header.event_types.size) {
+		lseek(fd, f_header.event_types.offset, SEEK_SET);
+		events = malloc(f_header.event_types.size);
+		if (!events)
+			die("nomem");
+		do_read(fd, events, f_header.event_types.size);
+		event_count =  f_header.event_types.size / sizeof(struct perf_trace_event_type);
+	}
+	self->event_offset = f_header.event_types.offset;
+	self->event_size   = f_header.event_types.size;
+
 	self->data_offset = f_header.data.offset;
 	self->data_size   = f_header.data.size;
 
@@ -261,7 +320,7 @@ u64 perf_header__sample_type(struct perf_header *header)
 	return type;
 }
 
-struct perf_counter_attr *
+struct perf_event_attr *
 perf_header__find_attr(u64 id, struct perf_header *header)
 {
 	int i;
diff --git a/tools/perf/util/header.h b/tools/perf/util/header.h
index 5d0a72ecc919..a0761bc7863c 100644
--- a/tools/perf/util/header.h
+++ b/tools/perf/util/header.h
@@ -1,12 +1,12 @@
 #ifndef _PERF_HEADER_H
 #define _PERF_HEADER_H
 
-#include "../../../include/linux/perf_counter.h"
+#include "../../../include/linux/perf_event.h"
 #include <sys/types.h>
 #include "types.h"
 
 struct perf_header_attr {
-	struct perf_counter_attr attr;
+	struct perf_event_attr attr;
 	int ids, size;
 	u64 *id;
 	off_t id_offset;
@@ -19,6 +19,8 @@ struct perf_header {
 	s64 attr_offset;
 	u64 data_offset;
 	u64 data_size;
+	u64 event_offset;
+	u64 event_size;
 };
 
 struct perf_header *perf_header__read(int fd);
@@ -27,12 +29,16 @@ void perf_header__write(struct perf_header *self, int fd);
 void perf_header__add_attr(struct perf_header *self,
 			   struct perf_header_attr *attr);
 
+void perf_header__push_event(u64 id, const char *name);
+char *perf_header__find_event(u64 id);
+
+
 struct perf_header_attr *
-perf_header_attr__new(struct perf_counter_attr *attr);
+perf_header_attr__new(struct perf_event_attr *attr);
 void perf_header_attr__add_id(struct perf_header_attr *self, u64 id);
 
 u64 perf_header__sample_type(struct perf_header *header);
-struct perf_counter_attr *
+struct perf_event_attr *
 perf_header__find_attr(u64 id, struct perf_header *header);
 
 
diff --git a/tools/perf/util/module.c b/tools/perf/util/module.c
index 3d567fe59c79..0d8c85defcd2 100644
--- a/tools/perf/util/module.c
+++ b/tools/perf/util/module.c
@@ -4,6 +4,7 @@
 #include "module.h"
 
 #include <libelf.h>
+#include <libgen.h>
 #include <gelf.h>
 #include <elf.h>
 #include <dirent.h>
@@ -409,35 +410,40 @@ out_failure:
 static int mod_dso__load_module_paths(struct mod_dso *self)
 {
 	struct utsname uts;
-	int count = 0, len;
+	int count = 0, len, err = -1;
 	char *line = NULL;
 	FILE *file;
-	char *path;
+	char *dpath, *dir;
 	size_t n;
 
 	if (uname(&uts) < 0)
-		goto out_failure;
+		return err;
 
 	len = strlen("/lib/modules/");
 	len += strlen(uts.release);
 	len += strlen("/modules.dep");
 
-	path = calloc(1, len);
-	if (path == NULL)
-		goto out_failure;
+	dpath = calloc(1, len + 1);
+	if (dpath == NULL)
+		return err;
 
-	strcat(path, "/lib/modules/");
-	strcat(path, uts.release);
-	strcat(path, "/modules.dep");
+	strcat(dpath, "/lib/modules/");
+	strcat(dpath, uts.release);
+	strcat(dpath, "/modules.dep");
 
-	file = fopen(path, "r");
-	free(path);
+	file = fopen(dpath, "r");
 	if (file == NULL)
 		goto out_failure;
 
+	dir = dirname(dpath);
+	if (!dir)
+		goto out_failure;
+	strcat(dir, "/");
+
 	while (!feof(file)) {
-		char *name, *tmp;
 		struct module *module;
+		char *name, *path, *tmp;
+		FILE *modfile;
 		int line_len;
 
 		line_len = getline(&line, &n, file);
@@ -445,17 +451,41 @@ static int mod_dso__load_module_paths(struct mod_dso *self)
 			break;
 
 		if (!line)
-			goto out_failure;
+			break;
 
 		line[--line_len] = '\0'; /* \n */
 
-		path = strtok(line, ":");
+		path = strchr(line, ':');
+		if (!path)
+			break;
+		*path = '\0';
+
+		path = strdup(line);
 		if (!path)
-			goto out_failure;
+			break;
+
+		if (!strstr(path, dir)) {
+			if (strncmp(path, "kernel/", 7))
+				break;
+
+			free(path);
+			path = calloc(1, strlen(dir) + strlen(line) + 1);
+			if (!path)
+				break;
+			strcat(path, dir);
+			strcat(path, line);
+		}
+
+		modfile = fopen(path, "r");
+		if (modfile == NULL)
+			break;
+		fclose(modfile);
 
 		name = strdup(path);
-		name = strtok(name, "/");
+		if (!name)
+			break;
 
+		name = strtok(name, "/");
 		tmp = name;
 
 		while (tmp) {
@@ -463,26 +493,25 @@ static int mod_dso__load_module_paths(struct mod_dso *self)
 			if (tmp)
 				name = tmp;
 		}
+
 		name = strsep(&name, ".");
+		if (!name)
+			break;
 
-		/* Quirk: replace '-' with '_' in sound modules */
+		/* Quirk: replace '-' with '_' in all modules */
 		for (len = strlen(name); len; len--) {
 			if (*(name+len) == '-')
 				*(name+len) = '_';
 		}
 
 		module = module__new(name, path);
-		if (!module) {
-			fprintf(stderr, "load_module_paths: allocation error\n");
-			goto out_failure;
-		}
+		if (!module)
+			break;
 		mod_dso__insert_module(self, module);
 
 		module->sections = sec_dso__new_dso("sections");
-		if (!module->sections) {
-			fprintf(stderr, "load_module_paths: allocation error\n");
-			goto out_failure;
-		}
+		if (!module->sections)
+			break;
 
 		module->active = mod_dso__load_sections(module);
 
@@ -490,13 +519,20 @@ static int mod_dso__load_module_paths(struct mod_dso *self)
 			count++;
 	}
 
-	free(line);
-	fclose(file);
-
-	return count;
+	if (feof(file))
+		err = count;
+	else
+		fprintf(stderr, "load_module_paths: modules.dep parsing failure!\n");
 
 out_failure:
-	return -1;
+	if (dpath)
+		free(dpath);
+	if (file)
+		fclose(file);
+	if (line)
+		free(line);
+
+	return err;
 }
 
 int mod_dso__load_modules(struct mod_dso *dso)
diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c
index a587d41ae3c9..8cfb48cbbea0 100644
--- a/tools/perf/util/parse-events.c
+++ b/tools/perf/util/parse-events.c
@@ -6,10 +6,11 @@
 #include "exec_cmd.h"
 #include "string.h"
 #include "cache.h"
+#include "header.h"
 
 int					nr_counters;
 
-struct perf_counter_attr		attrs[MAX_COUNTERS];
+struct perf_event_attr		attrs[MAX_COUNTERS];
 
 struct event_symbol {
 	u8		type;
@@ -18,6 +19,12 @@ struct event_symbol {
 	const char	*alias;
 };
 
+enum event_result {
+	EVT_FAILED,
+	EVT_HANDLED,
+	EVT_HANDLED_ALL
+};
+
 char debugfs_path[MAXPATHLEN];
 
 #define CHW(x) .type = PERF_TYPE_HARDWARE, .config = PERF_COUNT_HW_##x
@@ -41,13 +48,13 @@ static struct event_symbol event_symbols[] = {
   { CSW(CPU_MIGRATIONS),	"cpu-migrations",	"migrations"	},
 };
 
-#define __PERF_COUNTER_FIELD(config, name) \
-	((config & PERF_COUNTER_##name##_MASK) >> PERF_COUNTER_##name##_SHIFT)
+#define __PERF_EVENT_FIELD(config, name) \
+	((config & PERF_EVENT_##name##_MASK) >> PERF_EVENT_##name##_SHIFT)
 
-#define PERF_COUNTER_RAW(config)	__PERF_COUNTER_FIELD(config, RAW)
-#define PERF_COUNTER_CONFIG(config)	__PERF_COUNTER_FIELD(config, CONFIG)
-#define PERF_COUNTER_TYPE(config)	__PERF_COUNTER_FIELD(config, TYPE)
-#define PERF_COUNTER_ID(config)		__PERF_COUNTER_FIELD(config, EVENT)
+#define PERF_EVENT_RAW(config)	__PERF_EVENT_FIELD(config, RAW)
+#define PERF_EVENT_CONFIG(config)	__PERF_EVENT_FIELD(config, CONFIG)
+#define PERF_EVENT_TYPE(config)	__PERF_EVENT_FIELD(config, TYPE)
+#define PERF_EVENT_ID(config)		__PERF_EVENT_FIELD(config, EVENT)
 
 static const char *hw_event_names[] = {
 	"cycles",
@@ -139,7 +146,7 @@ static int tp_event_has_id(struct dirent *sys_dir, struct dirent *evt_dir)
 	   (strcmp(evt_dirent.d_name, "..")) &&				       \
 	   (!tp_event_has_id(&sys_dirent, &evt_dirent)))
 
-#define MAX_EVENT_LENGTH 30
+#define MAX_EVENT_LENGTH 512
 
 int valid_debugfs_mount(const char *debugfs)
 {
@@ -158,33 +165,31 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config)
 	DIR *sys_dir, *evt_dir;
 	struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent;
 	char id_buf[4];
-	int sys_dir_fd, fd;
+	int fd;
 	u64 id;
 	char evt_path[MAXPATHLEN];
+	char dir_path[MAXPATHLEN];
 
 	if (valid_debugfs_mount(debugfs_path))
 		return NULL;
 
 	sys_dir = opendir(debugfs_path);
 	if (!sys_dir)
-		goto cleanup;
-	sys_dir_fd = dirfd(sys_dir);
+		return NULL;
 
 	for_each_subsystem(sys_dir, sys_dirent, sys_next) {
-		int dfd = openat(sys_dir_fd, sys_dirent.d_name,
-				 O_RDONLY|O_DIRECTORY), evt_dir_fd;
-		if (dfd == -1)
-			continue;
-		evt_dir = fdopendir(dfd);
-		if (!evt_dir) {
-			close(dfd);
+
+		snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path,
+			 sys_dirent.d_name);
+		evt_dir = opendir(dir_path);
+		if (!evt_dir)
 			continue;
-		}
-		evt_dir_fd = dirfd(evt_dir);
+
 		for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) {
-			snprintf(evt_path, MAXPATHLEN, "%s/id",
+
+			snprintf(evt_path, MAXPATHLEN, "%s/%s/id", dir_path,
 				 evt_dirent.d_name);
-			fd = openat(evt_dir_fd, evt_path, O_RDONLY);
+			fd = open(evt_path, O_RDONLY);
 			if (fd < 0)
 				continue;
 			if (read(fd, id_buf, sizeof(id_buf)) < 0) {
@@ -218,7 +223,6 @@ struct tracepoint_path *tracepoint_id_to_path(u64 config)
 		closedir(evt_dir);
 	}
 
-cleanup:
 	closedir(sys_dir);
 	return NULL;
 }
@@ -344,8 +348,8 @@ static int parse_aliases(const char **str, const char *names[][MAX_ALIASES], int
 	return -1;
 }
 
-static int
-parse_generic_hw_event(const char **str, struct perf_counter_attr *attr)
+static enum event_result
+parse_generic_hw_event(const char **str, struct perf_event_attr *attr)
 {
 	const char *s = *str;
 	int cache_type = -1, cache_op = -1, cache_result = -1;
@@ -356,7 +360,7 @@ parse_generic_hw_event(const char **str, struct perf_counter_attr *attr)
 	 * then bail out:
 	 */
 	if (cache_type == -1)
-		return 0;
+		return EVT_FAILED;
 
 	while ((cache_op == -1 || cache_result == -1) && *s == '-') {
 		++s;
@@ -402,27 +406,115 @@ parse_generic_hw_event(const char **str, struct perf_counter_attr *attr)
 	attr->type = PERF_TYPE_HW_CACHE;
 
 	*str = s;
-	return 1;
+	return EVT_HANDLED;
+}
+
+static enum event_result
+parse_single_tracepoint_event(char *sys_name,
+			      const char *evt_name,
+			      unsigned int evt_length,
+			      char *flags,
+			      struct perf_event_attr *attr,
+			      const char **strp)
+{
+	char evt_path[MAXPATHLEN];
+	char id_buf[4];
+	u64 id;
+	int fd;
+
+	if (flags) {
+		if (!strncmp(flags, "record", strlen(flags))) {
+			attr->sample_type |= PERF_SAMPLE_RAW;
+			attr->sample_type |= PERF_SAMPLE_TIME;
+			attr->sample_type |= PERF_SAMPLE_CPU;
+		}
+	}
+
+	snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path,
+		 sys_name, evt_name);
+
+	fd = open(evt_path, O_RDONLY);
+	if (fd < 0)
+		return EVT_FAILED;
+
+	if (read(fd, id_buf, sizeof(id_buf)) < 0) {
+		close(fd);
+		return EVT_FAILED;
+	}
+
+	close(fd);
+	id = atoll(id_buf);
+	attr->config = id;
+	attr->type = PERF_TYPE_TRACEPOINT;
+	*strp = evt_name + evt_length;
+
+	return EVT_HANDLED;
+}
+
+/* sys + ':' + event + ':' + flags*/
+#define MAX_EVOPT_LEN	(MAX_EVENT_LENGTH * 2 + 2 + 128)
+static enum event_result
+parse_subsystem_tracepoint_event(char *sys_name, char *flags)
+{
+	char evt_path[MAXPATHLEN];
+	struct dirent *evt_ent;
+	DIR *evt_dir;
+
+	snprintf(evt_path, MAXPATHLEN, "%s/%s", debugfs_path, sys_name);
+	evt_dir = opendir(evt_path);
+
+	if (!evt_dir) {
+		perror("Can't open event dir");
+		return EVT_FAILED;
+	}
+
+	while ((evt_ent = readdir(evt_dir))) {
+		char event_opt[MAX_EVOPT_LEN + 1];
+		int len;
+		unsigned int rem = MAX_EVOPT_LEN;
+
+		if (!strcmp(evt_ent->d_name, ".")
+		    || !strcmp(evt_ent->d_name, "..")
+		    || !strcmp(evt_ent->d_name, "enable")
+		    || !strcmp(evt_ent->d_name, "filter"))
+			continue;
+
+		len = snprintf(event_opt, MAX_EVOPT_LEN, "%s:%s", sys_name,
+			       evt_ent->d_name);
+		if (len < 0)
+			return EVT_FAILED;
+
+		rem -= len;
+		if (flags) {
+			if (rem < strlen(flags) + 1)
+				return EVT_FAILED;
+
+			strcat(event_opt, ":");
+			strcat(event_opt, flags);
+		}
+
+		if (parse_events(NULL, event_opt, 0))
+			return EVT_FAILED;
+	}
+
+	return EVT_HANDLED_ALL;
 }
 
-static int parse_tracepoint_event(const char **strp,
-				    struct perf_counter_attr *attr)
+
+static enum event_result parse_tracepoint_event(const char **strp,
+				    struct perf_event_attr *attr)
 {
 	const char *evt_name;
 	char *flags;
 	char sys_name[MAX_EVENT_LENGTH];
-	char id_buf[4];
-	int fd;
 	unsigned int sys_length, evt_length;
-	u64 id;
-	char evt_path[MAXPATHLEN];
 
 	if (valid_debugfs_mount(debugfs_path))
 		return 0;
 
 	evt_name = strchr(*strp, ':');
 	if (!evt_name)
-		return 0;
+		return EVT_FAILED;
 
 	sys_length = evt_name - *strp;
 	if (sys_length >= MAX_EVENT_LENGTH)
@@ -434,32 +526,22 @@ static int parse_tracepoint_event(const char **strp,
 
 	flags = strchr(evt_name, ':');
 	if (flags) {
-		*flags = '\0';
+		/* split it out: */
+		evt_name = strndup(evt_name, flags - evt_name);
 		flags++;
-		if (!strncmp(flags, "record", strlen(flags)))
-			attr->sample_type |= PERF_SAMPLE_RAW;
 	}
 
 	evt_length = strlen(evt_name);
 	if (evt_length >= MAX_EVENT_LENGTH)
-		return 0;
+		return EVT_FAILED;
 
-	snprintf(evt_path, MAXPATHLEN, "%s/%s/%s/id", debugfs_path,
-		 sys_name, evt_name);
-	fd = open(evt_path, O_RDONLY);
-	if (fd < 0)
-		return 0;
-
-	if (read(fd, id_buf, sizeof(id_buf)) < 0) {
-		close(fd);
-		return 0;
-	}
-	close(fd);
-	id = atoll(id_buf);
-	attr->config = id;
-	attr->type = PERF_TYPE_TRACEPOINT;
-	*strp = evt_name + evt_length;
-	return 1;
+	if (!strcmp(evt_name, "*")) {
+		*strp = evt_name + evt_length;
+		return parse_subsystem_tracepoint_event(sys_name, flags);
+	} else
+		return parse_single_tracepoint_event(sys_name, evt_name,
+						     evt_length, flags,
+						     attr, strp);
 }
 
 static int check_events(const char *str, unsigned int i)
@@ -477,8 +559,8 @@ static int check_events(const char *str, unsigned int i)
 	return 0;
 }
 
-static int
-parse_symbolic_event(const char **strp, struct perf_counter_attr *attr)
+static enum event_result
+parse_symbolic_event(const char **strp, struct perf_event_attr *attr)
 {
 	const char *str = *strp;
 	unsigned int i;
@@ -490,32 +572,33 @@ parse_symbolic_event(const char **strp, struct perf_counter_attr *attr)
 			attr->type = event_symbols[i].type;
 			attr->config = event_symbols[i].config;
 			*strp = str + n;
-			return 1;
+			return EVT_HANDLED;
 		}
 	}
-	return 0;
+	return EVT_FAILED;
 }
 
-static int parse_raw_event(const char **strp, struct perf_counter_attr *attr)
+static enum event_result
+parse_raw_event(const char **strp, struct perf_event_attr *attr)
 {
 	const char *str = *strp;
 	u64 config;
 	int n;
 
 	if (*str != 'r')
-		return 0;
+		return EVT_FAILED;
 	n = hex2u64(str + 1, &config);
 	if (n > 0) {
 		*strp = str + n + 1;
 		attr->type = PERF_TYPE_RAW;
 		attr->config = config;
-		return 1;
+		return EVT_HANDLED;
 	}
-	return 0;
+	return EVT_FAILED;
 }
 
-static int
-parse_numeric_event(const char **strp, struct perf_counter_attr *attr)
+static enum event_result
+parse_numeric_event(const char **strp, struct perf_event_attr *attr)
 {
 	const char *str = *strp;
 	char *endp;
@@ -530,14 +613,14 @@ parse_numeric_event(const char **strp, struct perf_counter_attr *attr)
 			attr->type = type;
 			attr->config = config;
 			*strp = endp;
-			return 1;
+			return EVT_HANDLED;
 		}
 	}
-	return 0;
+	return EVT_FAILED;
 }
 
-static int
-parse_event_modifier(const char **strp, struct perf_counter_attr *attr)
+static enum event_result
+parse_event_modifier(const char **strp, struct perf_event_attr *attr)
 {
 	const char *str = *strp;
 	int eu = 1, ek = 1, eh = 1;
@@ -569,37 +652,87 @@ parse_event_modifier(const char **strp, struct perf_counter_attr *attr)
  * Each event can have multiple symbolic names.
  * Symbolic names are (almost) exactly matched.
  */
-static int parse_event_symbols(const char **str, struct perf_counter_attr *attr)
+static enum event_result
+parse_event_symbols(const char **str, struct perf_event_attr *attr)
 {
-	if (!(parse_tracepoint_event(str, attr) ||
-	      parse_raw_event(str, attr) ||
-	      parse_numeric_event(str, attr) ||
-	      parse_symbolic_event(str, attr) ||
-	      parse_generic_hw_event(str, attr)))
-		return 0;
+	enum event_result ret;
+
+	ret = parse_tracepoint_event(str, attr);
+	if (ret != EVT_FAILED)
+		goto modifier;
+
+	ret = parse_raw_event(str, attr);
+	if (ret != EVT_FAILED)
+		goto modifier;
 
+	ret = parse_numeric_event(str, attr);
+	if (ret != EVT_FAILED)
+		goto modifier;
+
+	ret = parse_symbolic_event(str, attr);
+	if (ret != EVT_FAILED)
+		goto modifier;
+
+	ret = parse_generic_hw_event(str, attr);
+	if (ret != EVT_FAILED)
+		goto modifier;
+
+	return EVT_FAILED;
+
+modifier:
 	parse_event_modifier(str, attr);
 
-	return 1;
+	return ret;
 }
 
+static void store_event_type(const char *orgname)
+{
+	char filename[PATH_MAX], *c;
+	FILE *file;
+	int id;
+
+	sprintf(filename, "%s/", debugfs_path);
+	strncat(filename, orgname, strlen(orgname));
+	strcat(filename, "/id");
+
+	c = strchr(filename, ':');
+	if (c)
+		*c = '/';
+
+	file = fopen(filename, "r");
+	if (!file)
+		return;
+	if (fscanf(file, "%i", &id) < 1)
+		die("cannot store event ID");
+	fclose(file);
+	perf_header__push_event(id, orgname);
+}
+
+
 int parse_events(const struct option *opt __used, const char *str, int unset __used)
 {
-	struct perf_counter_attr attr;
+	struct perf_event_attr attr;
+	enum event_result ret;
+
+	if (strchr(str, ':'))
+		store_event_type(str);
 
 	for (;;) {
 		if (nr_counters == MAX_COUNTERS)
 			return -1;
 
 		memset(&attr, 0, sizeof(attr));
-		if (!parse_event_symbols(&str, &attr))
+		ret = parse_event_symbols(&str, &attr);
+		if (ret == EVT_FAILED)
 			return -1;
 
 		if (!(*str == 0 || *str == ',' || isspace(*str)))
 			return -1;
 
-		attrs[nr_counters] = attr;
-		nr_counters++;
+		if (ret != EVT_HANDLED_ALL) {
+			attrs[nr_counters] = attr;
+			nr_counters++;
+		}
 
 		if (*str == 0)
 			break;
@@ -628,28 +761,24 @@ static void print_tracepoint_events(void)
 {
 	DIR *sys_dir, *evt_dir;
 	struct dirent *sys_next, *evt_next, sys_dirent, evt_dirent;
-	int sys_dir_fd;
 	char evt_path[MAXPATHLEN];
+	char dir_path[MAXPATHLEN];
 
 	if (valid_debugfs_mount(debugfs_path))
 		return;
 
 	sys_dir = opendir(debugfs_path);
 	if (!sys_dir)
-		goto cleanup;
-	sys_dir_fd = dirfd(sys_dir);
+		return;
 
 	for_each_subsystem(sys_dir, sys_dirent, sys_next) {
-		int dfd = openat(sys_dir_fd, sys_dirent.d_name,
-				 O_RDONLY|O_DIRECTORY), evt_dir_fd;
-		if (dfd == -1)
-			continue;
-		evt_dir = fdopendir(dfd);
-		if (!evt_dir) {
-			close(dfd);
+
+		snprintf(dir_path, MAXPATHLEN, "%s/%s", debugfs_path,
+			 sys_dirent.d_name);
+		evt_dir = opendir(dir_path);
+		if (!evt_dir)
 			continue;
-		}
-		evt_dir_fd = dirfd(evt_dir);
+
 		for_each_event(sys_dirent, evt_dir, evt_dirent, evt_next) {
 			snprintf(evt_path, MAXPATHLEN, "%s:%s",
 				 sys_dirent.d_name, evt_dirent.d_name);
@@ -658,8 +787,6 @@ static void print_tracepoint_events(void)
 		}
 		closedir(evt_dir);
 	}
-
-cleanup:
 	closedir(sys_dir);
 }
 
diff --git a/tools/perf/util/parse-events.h b/tools/perf/util/parse-events.h
index 60704c15961f..30c608112845 100644
--- a/tools/perf/util/parse-events.h
+++ b/tools/perf/util/parse-events.h
@@ -16,7 +16,7 @@ extern struct tracepoint_path *tracepoint_id_to_path(u64 config);
 
 extern int			nr_counters;
 
-extern struct perf_counter_attr attrs[MAX_COUNTERS];
+extern struct perf_event_attr attrs[MAX_COUNTERS];
 
 extern const char *event_name(int ctr);
 extern const char *__event_name(int type, u64 config);
diff --git a/tools/perf/util/parse-options.h b/tools/perf/util/parse-options.h
index 8aa3464c7090..2ee248ff27e5 100644
--- a/tools/perf/util/parse-options.h
+++ b/tools/perf/util/parse-options.h
@@ -104,6 +104,8 @@ struct option {
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), .argh = "time", .help = (h), .callback = parse_opt_approxidate_cb }
 #define OPT_CALLBACK(s, l, v, a, h, f) \
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f) }
+#define OPT_CALLBACK_NOOPT(s, l, v, a, h, f) \
+	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f), .flags = PARSE_OPT_NOARG }
 #define OPT_CALLBACK_DEFAULT(s, l, v, a, h, f, d) \
 	{ .type = OPTION_CALLBACK, .short_name = (s), .long_name = (l), .value = (v), (a), .help = (h), .callback = (f), .defval = (intptr_t)d, .flags = PARSE_OPT_LASTARG_DEFAULT }
 
diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c
new file mode 100644
index 000000000000..b3637db025a2
--- /dev/null
+++ b/tools/perf/util/svghelper.c
@@ -0,0 +1,500 @@
+/*
+ * svghelper.c - helper functions for outputting svg
+ *
+ * (C) Copyright 2009 Intel Corporation
+ *
+ * Authors:
+ *     Arjan van de Ven <arjan@linux.intel.com>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; version 2
+ * of the License.
+ */
+
+#include <stdio.h>
+#include <stdlib.h>
+#include <unistd.h>
+#include <string.h>
+
+#include "svghelper.h"
+
+static u64 first_time, last_time;
+static u64 turbo_frequency, max_freq;
+
+
+#define SLOT_MULT 30.0
+#define SLOT_HEIGHT 25.0
+
+int svg_page_width = 1000;
+
+#define MIN_TEXT_SIZE 0.01
+
+static u64 total_height;
+static FILE *svgfile;
+
+static double cpu2slot(int cpu)
+{
+	return 2 * cpu + 1;
+}
+
+static double cpu2y(int cpu)
+{
+	return cpu2slot(cpu) * SLOT_MULT;
+}
+
+static double time2pixels(u64 time)
+{
+	double X;
+
+	X = 1.0 * svg_page_width * (time - first_time) / (last_time - first_time);
+	return X;
+}
+
+/*
+ * Round text sizes so that the svg viewer only needs a discrete
+ * number of renderings of the font
+ */
+static double round_text_size(double size)
+{
+	int loop = 100;
+	double target = 10.0;
+
+	if (size >= 10.0)
+		return size;
+	while (loop--) {
+		if (size >= target)
+			return target;
+		target = target / 2.0;
+	}
+	return size;
+}
+
+void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end)
+{
+	int new_width;
+
+	svgfile = fopen(filename, "w");
+	if (!svgfile) {
+		fprintf(stderr, "Cannot open %s for output\n", filename);
+		return;
+	}
+	first_time = start;
+	first_time = first_time / 100000000 * 100000000;
+	last_time = end;
+
+	/*
+	 * if the recording is short, we default to a width of 1000, but
+	 * for longer recordings we want at least 200 units of width per second
+	 */
+	new_width = (last_time - first_time) / 5000000;
+
+	if (new_width > svg_page_width)
+		svg_page_width = new_width;
+
+	total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT;
+	fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n");
+	fprintf(svgfile, "<svg width=\"%i\" height=\"%llu\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height);
+
+	fprintf(svgfile, "<defs>\n  <style type=\"text/css\">\n    <![CDATA[\n");
+
+	fprintf(svgfile, "      rect          { stroke-width: 1; }\n");
+	fprintf(svgfile, "      rect.process  { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.sample   { fill:rgb(  0,  0,255); fill-opacity:0.8; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.blocked  { fill:rgb(255,  0,  0); fill-opacity:0.5; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.waiting  { fill:rgb(224,214,  0); fill-opacity:0.8; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.WAITING  { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+	fprintf(svgfile, "      rect.cpu      { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n");
+	fprintf(svgfile, "      rect.pstate   { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c1       { fill:rgb(255,214,214); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c2       { fill:rgb(255,172,172); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c3       { fill:rgb(255,130,130); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c4       { fill:rgb(255, 88, 88); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c5       { fill:rgb(255, 44, 44); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      rect.c6       { fill:rgb(255,  0,  0); fill-opacity:0.5; stroke-width:0; } \n");
+	fprintf(svgfile, "      line.pstate   { stroke:rgb(255,255,  0); stroke-opacity:0.8; stroke-width:2; } \n");
+
+	fprintf(svgfile, "    ]]>\n   </style>\n</defs>\n");
+}
+
+void svg_box(int Yslot, u64 start, u64 end, const char *type)
+{
+	if (!svgfile)
+		return;
+
+	fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
+		time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type);
+}
+
+void svg_sample(int Yslot, int cpu, u64 start, u64 end)
+{
+	double text_size;
+	if (!svgfile)
+		return;
+
+	fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"sample\"/>\n",
+		time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT);
+
+	text_size = (time2pixels(end)-time2pixels(start));
+	if (cpu > 9)
+		text_size = text_size/2;
+	if (text_size > 1.25)
+		text_size = 1.25;
+	text_size = round_text_size(text_size);
+
+	if (text_size > MIN_TEXT_SIZE)
+		fprintf(svgfile, "<text x=\"%1.8f\" y=\"%1.8f\" font-size=\"%1.8fpt\">%i</text>\n",
+			time2pixels(start), Yslot *  SLOT_MULT + SLOT_HEIGHT - 1, text_size,  cpu + 1);
+
+}
+
+static char *time_to_string(u64 duration)
+{
+	static char text[80];
+
+	text[0] = 0;
+
+	if (duration < 1000) /* less than 1 usec */
+		return text;
+
+	if (duration < 1000 * 1000) { /* less than 1 msec */
+		sprintf(text, "%4.1f us", duration / 1000.0);
+		return text;
+	}
+	sprintf(text, "%4.1f ms", duration / 1000.0 / 1000);
+
+	return text;
+}
+
+void svg_waiting(int Yslot, u64 start, u64 end)
+{
+	char *text;
+	const char *style;
+	double font_size;
+
+	if (!svgfile)
+		return;
+
+	style = "waiting";
+
+	if (end-start > 10 * 1000000) /* 10 msec */
+		style = "WAITING";
+
+	text = time_to_string(end-start);
+
+	font_size = 1.0 * (time2pixels(end)-time2pixels(start));
+
+	if (font_size > 3)
+		font_size = 3;
+
+	font_size = round_text_size(font_size);
+
+	fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\">\n", time2pixels(start), Yslot * SLOT_MULT);
+	fprintf(svgfile, "<rect x=\"0\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
+		time2pixels(end)-time2pixels(start), SLOT_HEIGHT, style);
+	if (font_size > MIN_TEXT_SIZE)
+		fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%1.8fpt\"> %s</text>\n",
+			font_size, text);
+	fprintf(svgfile, "</g>\n");
+}
+
+static char *cpu_model(void)
+{
+	static char cpu_m[255];
+	char buf[256];
+	FILE *file;
+
+	cpu_m[0] = 0;
+	/* CPU type */
+	file = fopen("/proc/cpuinfo", "r");
+	if (file) {
+		while (fgets(buf, 255, file)) {
+			if (strstr(buf, "model name")) {
+				strncpy(cpu_m, &buf[13], 255);
+				break;
+			}
+		}
+		fclose(file);
+	}
+
+	/* CPU type */
+	file = fopen("/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies", "r");
+	if (file) {
+		while (fgets(buf, 255, file)) {
+			unsigned int freq;
+			freq = strtoull(buf, NULL, 10);
+			if (freq > max_freq)
+				max_freq = freq;
+		}
+		fclose(file);
+	}
+	return cpu_m;
+}
+
+void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
+{
+	char cpu_string[80];
+	if (!svgfile)
+		return;
+
+	max_freq = __max_freq;
+	turbo_frequency = __turbo_freq;
+
+	fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"cpu\"/>\n",
+		time2pixels(first_time),
+		time2pixels(last_time)-time2pixels(first_time),
+		cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
+
+	sprintf(cpu_string, "CPU %i", (int)cpu+1);
+	fprintf(svgfile, "<text x=\"%4.8f\" y=\"%4.8f\">%s</text>\n",
+		10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
+
+	fprintf(svgfile, "<text transform=\"translate(%4.8f,%4.8f)\" font-size=\"1.25pt\">%s</text>\n",
+		10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model());
+}
+
+void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name)
+{
+	double width;
+
+	if (!svgfile)
+		return;
+
+
+	fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\">\n", time2pixels(start), cpu2y(cpu));
+	fprintf(svgfile, "<rect x=\"0\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
+		time2pixels(end)-time2pixels(start), SLOT_MULT+SLOT_HEIGHT, type);
+	width = time2pixels(end)-time2pixels(start);
+	if (width > 6)
+		width = 6;
+
+	width = round_text_size(width);
+
+	if (width > MIN_TEXT_SIZE)
+		fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%3.8fpt\">%s</text>\n",
+			width, name);
+
+	fprintf(svgfile, "</g>\n");
+}
+
+void svg_cstate(int cpu, u64 start, u64 end, int type)
+{
+	double width;
+	char style[128];
+
+	if (!svgfile)
+		return;
+
+
+	if (type > 6)
+		type = 6;
+	sprintf(style, "c%i", type);
+
+	fprintf(svgfile, "<rect class=\"%s\" x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\"/>\n",
+		style,
+		time2pixels(start), time2pixels(end)-time2pixels(start),
+		cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
+
+	width = (time2pixels(end)-time2pixels(start))/2.0;
+	if (width > 6)
+		width = 6;
+
+	width = round_text_size(width);
+
+	if (width > MIN_TEXT_SIZE)
+		fprintf(svgfile, "<text x=\"%4.8f\" y=\"%4.8f\" font-size=\"%3.8fpt\">C%i</text>\n",
+			time2pixels(start), cpu2y(cpu)+width, width, type);
+}
+
+static char *HzToHuman(unsigned long hz)
+{
+	static char buffer[1024];
+	unsigned long long Hz;
+
+	memset(buffer, 0, 1024);
+
+	Hz = hz;
+
+	/* default: just put the Number in */
+	sprintf(buffer, "%9lli", Hz);
+
+	if (Hz > 1000)
+		sprintf(buffer, " %6lli Mhz", (Hz+500)/1000);
+
+	if (Hz > 1500000)
+		sprintf(buffer, " %6.2f Ghz", (Hz+5000.0)/1000000);
+
+	if (Hz == turbo_frequency)
+		sprintf(buffer, "Turbo");
+
+	return buffer;
+}
+
+void svg_pstate(int cpu, u64 start, u64 end, u64 freq)
+{
+	double height = 0;
+
+	if (!svgfile)
+		return;
+
+	if (max_freq)
+		height = freq * 1.0 / max_freq * (SLOT_HEIGHT + SLOT_MULT);
+	height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height;
+	fprintf(svgfile, "<line x1=\"%4.8f\" x2=\"%4.8f\" y1=\"%4.1f\" y2=\"%4.1f\" class=\"pstate\"/>\n",
+		time2pixels(start), time2pixels(end), height, height);
+	fprintf(svgfile, "<text x=\"%4.8f\" y=\"%4.8f\" font-size=\"0.25pt\">%s</text>\n",
+		time2pixels(start), height+0.9, HzToHuman(freq));
+
+}
+
+
+void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2)
+{
+	double height;
+
+	if (!svgfile)
+		return;
+
+
+	if (row1 < row2) {
+		if (row1) {
+			fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+				time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT,  time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
+			if (desc2)
+				fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s &gt;</text></g>\n",
+					time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_HEIGHT/48, desc2);
+		}
+		if (row2) {
+			fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+				time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32,  time2pixels(start), row2 * SLOT_MULT);
+			if (desc1)
+				fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s &gt;</text></g>\n",
+					time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, desc1);
+		}
+	} else {
+		if (row2) {
+			fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+				time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT,  time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
+			if (desc1)
+				fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s &lt;</text></g>\n",
+					time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/48, desc1);
+		}
+		if (row1) {
+			fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+				time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32,  time2pixels(start), row1 * SLOT_MULT);
+			if (desc2)
+				fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s &lt;</text></g>\n",
+					time2pixels(start), row1 * SLOT_MULT - SLOT_HEIGHT/32, desc2);
+		}
+	}
+	height = row1 * SLOT_MULT;
+	if (row2 > row1)
+		height += SLOT_HEIGHT;
+	if (row1)
+		fprintf(svgfile, "<circle  cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\"  style=\"fill:rgb(32,255,32)\"/>\n",
+			time2pixels(start), height);
+}
+
+void svg_wakeline(u64 start, int row1, int row2)
+{
+	double height;
+
+	if (!svgfile)
+		return;
+
+
+	if (row1 < row2)
+		fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+			time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT,  time2pixels(start), row2 * SLOT_MULT);
+	else
+		fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%4.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
+			time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT,  time2pixels(start), row1 * SLOT_MULT);
+
+	height = row1 * SLOT_MULT;
+	if (row2 > row1)
+		height += SLOT_HEIGHT;
+	fprintf(svgfile, "<circle  cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\"  style=\"fill:rgb(32,255,32)\"/>\n",
+			time2pixels(start), height);
+}
+
+void svg_interrupt(u64 start, int row)
+{
+	if (!svgfile)
+		return;
+
+	fprintf(svgfile, "<circle  cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\"  style=\"fill:rgb(255,128,128)\"/>\n",
+			time2pixels(start), row * SLOT_MULT);
+	fprintf(svgfile, "<circle  cx=\"%4.8f\" cy=\"%4.2f\" r = \"0.01\"  style=\"fill:rgb(255,128,128)\"/>\n",
+			time2pixels(start), row * SLOT_MULT + SLOT_HEIGHT);
+}
+
+void svg_text(int Yslot, u64 start, const char *text)
+{
+	if (!svgfile)
+		return;
+
+	fprintf(svgfile, "<text x=\"%4.8f\" y=\"%4.8f\">%s</text>\n",
+		time2pixels(start), Yslot * SLOT_MULT+SLOT_HEIGHT/2, text);
+}
+
+static void svg_legenda_box(int X, const char *text, const char *style)
+{
+	double boxsize;
+	boxsize = SLOT_HEIGHT / 2;
+
+	fprintf(svgfile, "<rect x=\"%i\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
+		X, boxsize, boxsize, style);
+	fprintf(svgfile, "<text transform=\"translate(%4.8f, %4.8f)\" font-size=\"%4.8fpt\">%s</text>\n",
+		X + boxsize + 5, boxsize, 0.8 * boxsize, text);
+}
+
+void svg_legenda(void)
+{
+	if (!svgfile)
+		return;
+
+	svg_legenda_box(0,	"Running", "sample");
+	svg_legenda_box(100,	"Idle","rect.c1");
+	svg_legenda_box(200,	"Deeper Idle", "rect.c3");
+	svg_legenda_box(350,	"Deepest Idle", "rect.c6");
+	svg_legenda_box(550,	"Sleeping", "process2");
+	svg_legenda_box(650,	"Waiting for cpu", "waiting");
+	svg_legenda_box(800,	"Blocked on IO", "blocked");
+}
+
+void svg_time_grid(void)
+{
+	u64 i;
+
+	if (!svgfile)
+		return;
+
+	i = first_time;
+	while (i < last_time) {
+		int color = 220;
+		double thickness = 0.075;
+		if ((i % 100000000) == 0) {
+			thickness = 0.5;
+			color = 192;
+		}
+		if ((i % 1000000000) == 0) {
+			thickness = 2.0;
+			color = 128;
+		}
+
+		fprintf(svgfile, "<line x1=\"%4.8f\" y1=\"%4.2f\" x2=\"%4.8f\" y2=\"%llu\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%1.3f\"/>\n",
+			time2pixels(i), SLOT_MULT/2, time2pixels(i), total_height, color, color, color, thickness);
+
+		i += 10000000;
+	}
+}
+
+void svg_close(void)
+{
+	if (svgfile) {
+		fprintf(svgfile, "</svg>\n");
+		fclose(svgfile);
+		svgfile = NULL;
+	}
+}
diff --git a/tools/perf/util/svghelper.h b/tools/perf/util/svghelper.h
new file mode 100644
index 000000000000..cd93195aedb3
--- /dev/null
+++ b/tools/perf/util/svghelper.h
@@ -0,0 +1,28 @@
+#ifndef _INCLUDE_GUARD_SVG_HELPER_
+#define _INCLUDE_GUARD_SVG_HELPER_
+
+#include "types.h"
+
+extern void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end);
+extern void svg_box(int Yslot, u64 start, u64 end, const char *type);
+extern void svg_sample(int Yslot, int cpu, u64 start, u64 end);
+extern void svg_waiting(int Yslot, u64 start, u64 end);
+extern void svg_cpu_box(int cpu, u64 max_frequency, u64 turbo_frequency);
+
+
+extern void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name);
+extern void svg_cstate(int cpu, u64 start, u64 end, int type);
+extern void svg_pstate(int cpu, u64 start, u64 end, u64 freq);
+
+
+extern void svg_time_grid(void);
+extern void svg_legenda(void);
+extern void svg_wakeline(u64 start, int row1, int row2);
+extern void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2);
+extern void svg_interrupt(u64 start, int row);
+extern void svg_text(int Yslot, u64 start, const char *text);
+extern void svg_close(void);
+
+extern int svg_page_width;
+
+#endif
diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c
index fd3d9c8e90fc..226f44a2357d 100644
--- a/tools/perf/util/symbol.c
+++ b/tools/perf/util/symbol.c
@@ -324,8 +324,7 @@ static inline int elf_sym__is_function(const GElf_Sym *sym)
 {
 	return elf_sym__type(sym) == STT_FUNC &&
 	       sym->st_name != 0 &&
-	       sym->st_shndx != SHN_UNDEF &&
-	       sym->st_size != 0;
+	       sym->st_shndx != SHN_UNDEF;
 }
 
 static inline int elf_sym__is_label(const GElf_Sym *sym)
@@ -414,7 +413,7 @@ static int dso__synthesize_plt_symbols(struct  dso *self, int v)
 	if (fd < 0)
 		goto out;
 
-	elf = elf_begin(fd, ELF_C_READ_MMAP, NULL);
+	elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
 	if (elf == NULL)
 		goto out_close;
 
@@ -534,7 +533,7 @@ static int dso__load_sym(struct dso *self, int fd, const char *name,
 	Elf *elf;
 	int nr = 0, kernel = !strcmp("[kernel]", self->name);
 
-	elf = elf_begin(fd, ELF_C_READ_MMAP, NULL);
+	elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
 	if (elf == NULL) {
 		if (v)
 			fprintf(stderr, "%s: cannot read %s ELF file.\n",
@@ -676,7 +675,7 @@ static char *dso__read_build_id(struct dso *self, int v)
 	if (fd < 0)
 		goto out;
 
-	elf = elf_begin(fd, ELF_C_READ_MMAP, NULL);
+	elf = elf_begin(fd, PERF_ELF_C_READ_MMAP, NULL);
 	if (elf == NULL) {
 		if (v)
 			fprintf(stderr, "%s: cannot read %s ELF file.\n",
@@ -833,7 +832,7 @@ int dso__load_modules(struct dso *self, symbol_filter_t filter, int v)
 	struct mod_dso *mods = mod_dso__new_dso("modules");
 	struct module *pos;
 	struct rb_node *next;
-	int err;
+	int err, count = 0;
 
 	err = mod_dso__load_modules(mods);
 
@@ -852,14 +851,16 @@ int dso__load_modules(struct dso *self, symbol_filter_t filter, int v)
 			break;
 
 		next = rb_next(&pos->rb_node);
+		count += err;
 	}
 
 	if (err < 0) {
 		mod_dso__delete_modules(mods);
 		mod_dso__delete_self(mods);
+		return err;
 	}
 
-	return err;
+	return count;
 }
 
 static inline void dso__fill_symbol_holes(struct dso *self)
@@ -913,8 +914,15 @@ int dso__load_kernel(struct dso *self, const char *vmlinux,
 
 	if (vmlinux) {
 		err = dso__load_vmlinux(self, vmlinux, filter, v);
-		if (err > 0 && use_modules)
-			err = dso__load_modules(self, filter, v);
+		if (err > 0 && use_modules) {
+			int syms = dso__load_modules(self, filter, v);
+
+			if (syms < 0) {
+				fprintf(stderr, "dso__load_modules failed!\n");
+				return syms;
+			}
+			err += syms;
+		}
 	}
 
 	if (err <= 0)
diff --git a/tools/perf/util/symbol.h b/tools/perf/util/symbol.h
index 6e8490716408..829da9edba64 100644
--- a/tools/perf/util/symbol.h
+++ b/tools/perf/util/symbol.h
@@ -27,6 +27,16 @@ static inline char *bfd_demangle(void __used *v, const char __used *c,
 #endif
 #endif
 
+/*
+ * libelf 0.8.x and earlier do not support ELF_C_READ_MMAP;
+ * for newer versions we can use mmap to reduce memory usage:
+ */
+#ifdef LIBELF_NO_MMAP
+# define PERF_ELF_C_READ_MMAP ELF_C_READ
+#else
+# define PERF_ELF_C_READ_MMAP ELF_C_READ_MMAP
+#endif
+
 #ifndef DMGL_PARAMS
 #define DMGL_PARAMS      (1 << 0)       /* Include function args */
 #define DMGL_ANSI        (1 << 1)       /* Include const, volatile, etc */
diff --git a/tools/perf/util/thread.c b/tools/perf/util/thread.c
index 7635928ca278..45efb5db0d19 100644
--- a/tools/perf/util/thread.c
+++ b/tools/perf/util/thread.c
@@ -8,7 +8,7 @@
 
 static struct thread *thread__new(pid_t pid)
 {
-	struct thread *self = malloc(sizeof(*self));
+	struct thread *self = calloc(1, sizeof(*self));
 
 	if (self != NULL) {
 		self->pid = pid;
@@ -85,7 +85,7 @@ register_idle_thread(struct rb_root *threads, struct thread **last_match)
 {
 	struct thread *thread = threads__findnew(0, threads, last_match);
 
-	if (!thread || thread__set_comm(thread, "[init]")) {
+	if (!thread || thread__set_comm(thread, "swapper")) {
 		fprintf(stderr, "problem inserting idle task.\n");
 		exit(-1);
 	}
diff --git a/tools/perf/util/thread.h b/tools/perf/util/thread.h
index 634f2809a342..32aea3c1c2ad 100644
--- a/tools/perf/util/thread.h
+++ b/tools/perf/util/thread.h
@@ -4,10 +4,11 @@
 #include "symbol.h"
 
 struct thread {
-	struct rb_node	 rb_node;
-	struct list_head maps;
-	pid_t		 pid;
-	char		 *comm;
+	struct rb_node		rb_node;
+	struct list_head	maps;
+	pid_t			pid;
+	char			shortname[3];
+	char			*comm;
 };
 
 int thread__set_comm(struct thread *self, const char *comm);
diff --git a/tools/perf/util/trace-event-info.c b/tools/perf/util/trace-event-info.c
index 6c9302a7274c..af4b0573b37f 100644
--- a/tools/perf/util/trace-event-info.c
+++ b/tools/perf/util/trace-event-info.c
@@ -458,7 +458,7 @@ static void read_proc_kallsyms(void)
 static void read_ftrace_printk(void)
 {
 	unsigned int size, check_size;
-	const char *path;
+	char *path;
 	struct stat st;
 	int ret;
 
@@ -468,23 +468,24 @@ static void read_ftrace_printk(void)
 		/* not found */
 		size = 0;
 		write_or_die(&size, 4);
-		return;
+		goto out;
 	}
 	size = get_size(path);
 	write_or_die(&size, 4);
 	check_size = copy_file(path);
 	if (size != check_size)
 		die("error in size of file '%s'", path);
-
+out:
+	put_tracing_file(path);
 }
 
 static struct tracepoint_path *
-get_tracepoints_path(struct perf_counter_attr *pattrs, int nb_counters)
+get_tracepoints_path(struct perf_event_attr *pattrs, int nb_events)
 {
 	struct tracepoint_path path, *ppath = &path;
 	int i;
 
-	for (i = 0; i < nb_counters; i++) {
+	for (i = 0; i < nb_events; i++) {
 		if (pattrs[i].type != PERF_TYPE_TRACEPOINT)
 			continue;
 		ppath->next = tracepoint_id_to_path(pattrs[i].config);
@@ -495,7 +496,7 @@ get_tracepoints_path(struct perf_counter_attr *pattrs, int nb_counters)
 
 	return path.next;
 }
-void read_tracing_data(struct perf_counter_attr *pattrs, int nb_counters)
+void read_tracing_data(struct perf_event_attr *pattrs, int nb_events)
 {
 	char buf[BUFSIZ];
 	struct tracepoint_path *tps;
@@ -529,7 +530,7 @@ void read_tracing_data(struct perf_counter_attr *pattrs, int nb_counters)
 	page_size = getpagesize();
 	write_or_die(&page_size, 4);
 
-	tps = get_tracepoints_path(pattrs, nb_counters);
+	tps = get_tracepoints_path(pattrs, nb_events);
 
 	read_header_files();
 	read_ftrace_files(tps);
diff --git a/tools/perf/util/trace-event-parse.c b/tools/perf/util/trace-event-parse.c
index 629e602d9405..55c9659a56e2 100644
--- a/tools/perf/util/trace-event-parse.c
+++ b/tools/perf/util/trace-event-parse.c
@@ -618,7 +618,7 @@ static int test_type(enum event_type type, enum event_type expect)
 }
 
 static int test_type_token(enum event_type type, char *token,
-		    enum event_type expect, char *expect_tok)
+		    enum event_type expect, const char *expect_tok)
 {
 	if (type != expect) {
 		die("Error: expected type %d but read %d",
@@ -650,7 +650,7 @@ static int read_expect_type(enum event_type expect, char **tok)
 	return __read_expect_type(expect, tok, 1);
 }
 
-static int __read_expected(enum event_type expect, char *str, int newline_ok)
+static int __read_expected(enum event_type expect, const char *str, int newline_ok)
 {
 	enum event_type type;
 	char *token;
@@ -668,12 +668,12 @@ static int __read_expected(enum event_type expect, char *str, int newline_ok)
 	return 0;
 }
 
-static int read_expected(enum event_type expect, char *str)
+static int read_expected(enum event_type expect, const char *str)
 {
 	return __read_expected(expect, str, 1);
 }
 
-static int read_expected_item(enum event_type expect, char *str)
+static int read_expected_item(enum event_type expect, const char *str)
 {
 	return __read_expected(expect, str, 0);
 }
@@ -1776,6 +1776,29 @@ static unsigned long long read_size(void *ptr, int size)
 	}
 }
 
+unsigned long long
+raw_field_value(struct event *event, const char *name, void *data)
+{
+	struct format_field *field;
+
+	field = find_any_field(event, name);
+	if (!field)
+		return 0ULL;
+
+	return read_size(data + field->offset, field->size);
+}
+
+void *raw_field_ptr(struct event *event, const char *name, void *data)
+{
+	struct format_field *field;
+
+	field = find_any_field(event, name);
+	if (!field)
+		return NULL;
+
+	return data + field->offset;
+}
+
 static int get_common_info(const char *type, int *offset, int *size)
 {
 	struct event *event;
@@ -1799,7 +1822,7 @@ static int get_common_info(const char *type, int *offset, int *size)
 	return 0;
 }
 
-static int parse_common_type(void *data)
+int trace_parse_common_type(void *data)
 {
 	static int type_offset;
 	static int type_size;
@@ -1832,7 +1855,7 @@ static int parse_common_pid(void *data)
 	return read_size(data + pid_offset, pid_size);
 }
 
-static struct event *find_event(int id)
+struct event *trace_find_event(int id)
 {
 	struct event *event;
 
@@ -1945,10 +1968,11 @@ static const struct flag flags[] = {
 	{ "NET_TX_SOFTIRQ", 2 },
 	{ "NET_RX_SOFTIRQ", 3 },
 	{ "BLOCK_SOFTIRQ", 4 },
-	{ "TASKLET_SOFTIRQ", 5 },
-	{ "SCHED_SOFTIRQ", 6 },
-	{ "HRTIMER_SOFTIRQ", 7 },
-	{ "RCU_SOFTIRQ", 8 },
+	{ "BLOCK_IOPOLL_SOFTIRQ", 5 },
+	{ "TASKLET_SOFTIRQ", 6 },
+	{ "SCHED_SOFTIRQ", 7 },
+	{ "HRTIMER_SOFTIRQ", 8 },
+	{ "RCU_SOFTIRQ", 9 },
 
 	{ "HRTIMER_NORESTART", 0 },
 	{ "HRTIMER_RESTART", 1 },
@@ -2420,8 +2444,8 @@ get_return_for_leaf(int cpu, int cur_pid, unsigned long long cur_func,
 	int type;
 	int pid;
 
-	type = parse_common_type(next->data);
-	event = find_event(type);
+	type = trace_parse_common_type(next->data);
+	event = trace_find_event(type);
 	if (!event)
 		return NULL;
 
@@ -2502,8 +2526,8 @@ print_graph_entry_leaf(struct event *event, void *data, struct record *ret_rec)
 	int type;
 	int i;
 
-	type = parse_common_type(ret_rec->data);
-	ret_event = find_event(type);
+	type = trace_parse_common_type(ret_rec->data);
+	ret_event = trace_find_event(type);
 
 	field = find_field(ret_event, "rettime");
 	if (!field)
@@ -2696,11 +2720,13 @@ void print_event(int cpu, void *data, int size, unsigned long long nsecs,
 	nsecs -= secs * NSECS_PER_SEC;
 	usecs = nsecs / NSECS_PER_USEC;
 
-	type = parse_common_type(data);
+	type = trace_parse_common_type(data);
 
-	event = find_event(type);
-	if (!event)
-		die("ug! no event found for type %d", type);
+	event = trace_find_event(type);
+	if (!event) {
+		printf("ug! no event found for type %d\n", type);
+		return;
+	}
 
 	pid = parse_common_pid(data);
 
diff --git a/tools/perf/util/trace-event-read.c b/tools/perf/util/trace-event-read.c
index a1217a10632f..1b5c847d2c22 100644
--- a/tools/perf/util/trace-event-read.c
+++ b/tools/perf/util/trace-event-read.c
@@ -458,12 +458,13 @@ struct record *trace_read_data(int cpu)
 	return data;
 }
 
-void trace_report (void)
+void trace_report(void)
 {
 	const char *input_file = "trace.info";
 	char buf[BUFSIZ];
 	char test[] = { 23, 8, 68 };
 	char *version;
+	int show_version = 0;
 	int show_funcs = 0;
 	int show_printk = 0;
 
@@ -480,7 +481,8 @@ void trace_report (void)
 		die("not a trace file (missing tracing)");
 
 	version = read_string();
-	printf("version = %s\n", version);
+	if (show_version)
+		printf("version = %s\n", version);
 	free(version);
 
 	read_or_die(buf, 1);
diff --git a/tools/perf/util/trace-event.h b/tools/perf/util/trace-event.h
index 420294a5773e..693f815c9429 100644
--- a/tools/perf/util/trace-event.h
+++ b/tools/perf/util/trace-event.h
@@ -234,7 +234,12 @@ extern int header_page_data_offset;
 extern int header_page_data_size;
 
 int parse_header_page(char *buf, unsigned long size);
+int trace_parse_common_type(void *data);
+struct event *trace_find_event(int id);
+unsigned long long
+raw_field_value(struct event *event, const char *name, void *data);
+void *raw_field_ptr(struct event *event, const char *name, void *data);
 
-void read_tracing_data(struct perf_counter_attr *pattrs, int nb_counters);
+void read_tracing_data(struct perf_event_attr *pattrs, int nb_events);
 
 #endif /* _TRACE_EVENTS_H */
diff --git a/usr/.gitignore b/usr/.gitignore
index 69b2e89fa165..8e48117a3f3d 100644
--- a/usr/.gitignore
+++ b/usr/.gitignore
@@ -4,5 +4,7 @@
 gen_init_cpio
 initramfs_data.cpio
 initramfs_data.cpio.gz
+initramfs_data.cpio.bz2
+initramfs_data.cpio.lzma
 initramfs_list
 include
diff --git a/usr/Makefile b/usr/Makefile
index 245145a99c10..1e6a9e4a72cc 100644
--- a/usr/Makefile
+++ b/usr/Makefile
@@ -6,7 +6,7 @@ klibcdirs:;
 PHONY += klibcdirs
 
 
-# Gzip, but no bzip2
+# Gzip
 suffix_$(CONFIG_INITRAMFS_COMPRESSION_GZIP)   = .gz
 
 # Bzip2
diff --git a/usr/gen_init_cpio.c b/usr/gen_init_cpio.c
index f1d3fe34176a..83b3dde1a83b 100644
--- a/usr/gen_init_cpio.c
+++ b/usr/gen_init_cpio.c
@@ -446,7 +446,7 @@ static int cpio_mkfile_line(const char *line)
 	return rc;
 }
 
-void usage(const char *prog)
+static void usage(const char *prog)
 {
 	fprintf(stderr, "Usage:\n"
 		"\t%s <cpio_list>\n"
diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c
index 897bff3b7df9..7495ce347344 100644
--- a/virt/kvm/kvm_main.c
+++ b/virt/kvm/kvm_main.c
@@ -738,8 +738,7 @@ static bool make_all_cpus_request(struct kvm *kvm, unsigned int req)
 	bool called = true;
 	struct kvm_vcpu *vcpu;
 
-	if (alloc_cpumask_var(&cpus, GFP_ATOMIC))
-		cpumask_clear(cpus);
+	zalloc_cpumask_var(&cpus, GFP_ATOMIC);
 
 	spin_lock(&kvm->requests_lock);
 	me = smp_processor_id();
@@ -851,6 +850,19 @@ static void kvm_mmu_notifier_invalidate_page(struct mmu_notifier *mn,
 
 }
 
+static void kvm_mmu_notifier_change_pte(struct mmu_notifier *mn,
+					struct mm_struct *mm,
+					unsigned long address,
+					pte_t pte)
+{
+	struct kvm *kvm = mmu_notifier_to_kvm(mn);
+
+	spin_lock(&kvm->mmu_lock);
+	kvm->mmu_notifier_seq++;
+	kvm_set_spte_hva(kvm, address, pte);
+	spin_unlock(&kvm->mmu_lock);
+}
+
 static void kvm_mmu_notifier_invalidate_range_start(struct mmu_notifier *mn,
 						    struct mm_struct *mm,
 						    unsigned long start,
@@ -930,6 +942,7 @@ static const struct mmu_notifier_ops kvm_mmu_notifier_ops = {
 	.invalidate_range_start	= kvm_mmu_notifier_invalidate_range_start,
 	.invalidate_range_end	= kvm_mmu_notifier_invalidate_range_end,
 	.clear_flush_young	= kvm_mmu_notifier_clear_flush_young,
+	.change_pte		= kvm_mmu_notifier_change_pte,
 	.release		= kvm_mmu_notifier_release,
 };
 #endif /* CONFIG_MMU_NOTIFIER && KVM_ARCH_WANT_MMU_NOTIFIER */
@@ -1714,7 +1727,7 @@ static int kvm_vcpu_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct kvm_vcpu_vm_ops = {
+static const struct vm_operations_struct kvm_vcpu_vm_ops = {
 	.fault = kvm_vcpu_fault,
 };
 
@@ -2318,7 +2331,7 @@ static int kvm_vm_fault(struct vm_area_struct *vma, struct vm_fault *vmf)
 	return 0;
 }
 
-static struct vm_operations_struct kvm_vm_vm_ops = {
+static const struct vm_operations_struct kvm_vm_vm_ops = {
 	.fault = kvm_vm_fault,
 };
 
@@ -2626,7 +2639,7 @@ static int vcpu_stat_get(void *_offset, u64 *val)
 
 DEFINE_SIMPLE_ATTRIBUTE(vcpu_stat_fops, vcpu_stat_get, NULL, "%llu\n");
 
-static struct file_operations *stat_fops[] = {
+static const struct file_operations *stat_fops[] = {
 	[KVM_STAT_VCPU] = &vcpu_stat_fops,
 	[KVM_STAT_VM]   = &vm_stat_fops,
 };
@@ -2704,8 +2717,6 @@ int kvm_init(void *opaque, unsigned int vcpu_size,
 	int r;
 	int cpu;
 
-	kvm_init_debug();
-
 	r = kvm_arch_init(opaque);
 	if (r)
 		goto out_fail;
@@ -2772,6 +2783,8 @@ int kvm_init(void *opaque, unsigned int vcpu_size,
 	kvm_preempt_ops.sched_in = kvm_sched_in;
 	kvm_preempt_ops.sched_out = kvm_sched_out;
 
+	kvm_init_debug();
+
 	return 0;
 
 out_free:
@@ -2794,7 +2807,6 @@ out_free_0:
 out:
 	kvm_arch_exit();
 out_fail:
-	kvm_exit_debug();
 	return r;
 }
 EXPORT_SYMBOL_GPL(kvm_init);
@@ -2802,6 +2814,7 @@ EXPORT_SYMBOL_GPL(kvm_init);
 void kvm_exit(void)
 {
 	tracepoint_synchronize_unregister();
+	kvm_exit_debug();
 	misc_deregister(&kvm_dev);
 	kmem_cache_destroy(kvm_vcpu_cache);
 	sysdev_unregister(&kvm_sysdev);
@@ -2811,7 +2824,6 @@ void kvm_exit(void)
 	on_each_cpu(hardware_disable, NULL, 1);
 	kvm_arch_hardware_unsetup();
 	kvm_arch_exit();
-	kvm_exit_debug();
 	free_cpumask_var(cpus_hardware_enabled);
 	__free_page(bad_page);
 }